yau-07b.elf: file format elf32-littlearm Sections: Idx Name Size VMA LMA File off Algn 0 .isr_vector 000001ac 08000000 08000000 00010000 2**0 CONTENTS, ALLOC, LOAD, READONLY, DATA 1 .text 000159f0 080001b0 080001b0 000101b0 2**4 CONTENTS, ALLOC, LOAD, READONLY, CODE 2 .rodata 000032dc 08015ba0 08015ba0 00025ba0 2**3 CONTENTS, ALLOC, LOAD, READONLY, DATA 3 .ARM.extab 00000000 08018e7c 08018e7c 000309e0 2**0 CONTENTS 4 .ARM 00000008 08018e7c 08018e7c 00028e7c 2**2 CONTENTS, ALLOC, LOAD, READONLY, DATA 5 .preinit_array 00000000 08018e84 08018e84 000309e0 2**0 CONTENTS, ALLOC, LOAD, DATA 6 .init_array 00000008 08018e84 08018e84 00028e84 2**2 CONTENTS, ALLOC, LOAD, DATA 7 .fini_array 00000004 08018e8c 08018e8c 00028e8c 2**2 CONTENTS, ALLOC, LOAD, DATA 8 .data 000009e0 20000000 08018e90 00030000 2**3 CONTENTS, ALLOC, LOAD, DATA 9 .ccmram 00000000 10000000 10000000 000309e0 2**0 CONTENTS 10 .bss 000091c4 200009e0 200009e0 000309e0 2**2 ALLOC 11 ._user_heap_stack 00000604 20009ba4 20009ba4 000309e0 2**0 ALLOC 12 .ARM.attributes 00000030 00000000 00000000 000309e0 2**0 CONTENTS, READONLY 13 .debug_info 00020fea 00000000 00000000 00030a10 2**0 CONTENTS, READONLY, DEBUGGING, OCTETS 14 .debug_abbrev 00005479 00000000 00000000 000519fa 2**0 CONTENTS, READONLY, DEBUGGING, OCTETS 15 .debug_aranges 00001920 00000000 00000000 00056e78 2**3 CONTENTS, READONLY, DEBUGGING, OCTETS 16 .debug_ranges 00001860 00000000 00000000 00058798 2**3 CONTENTS, READONLY, DEBUGGING, OCTETS 17 .debug_macro 0002ff06 00000000 00000000 00059ff8 2**0 CONTENTS, READONLY, DEBUGGING, OCTETS 18 .debug_line 00025d4f 00000000 00000000 00089efe 2**0 CONTENTS, READONLY, DEBUGGING, OCTETS 19 .debug_str 000f4d13 00000000 00000000 000afc4d 2**0 CONTENTS, READONLY, DEBUGGING, OCTETS 20 .comment 00000050 00000000 00000000 001a4960 2**0 CONTENTS, READONLY 21 .debug_frame 00007c18 00000000 00000000 001a49b0 2**2 CONTENTS, READONLY, DEBUGGING, OCTETS 22 .stab 000000cc 00000000 00000000 001ac5c8 2**2 CONTENTS, READONLY, DEBUGGING 23 .stabstr 000001b9 00000000 00000000 001ac694 2**0 CONTENTS, READONLY, DEBUGGING Disassembly of section .text: 080001b0 <__do_global_dtors_aux>: 80001b0: b510 push {r4, lr} 80001b2: 4c05 ldr r4, [pc, #20] ; (80001c8 <__do_global_dtors_aux+0x18>) 80001b4: 7823 ldrb r3, [r4, #0] 80001b6: b933 cbnz r3, 80001c6 <__do_global_dtors_aux+0x16> 80001b8: 4b04 ldr r3, [pc, #16] ; (80001cc <__do_global_dtors_aux+0x1c>) 80001ba: b113 cbz r3, 80001c2 <__do_global_dtors_aux+0x12> 80001bc: 4804 ldr r0, [pc, #16] ; (80001d0 <__do_global_dtors_aux+0x20>) 80001be: f3af 8000 nop.w 80001c2: 2301 movs r3, #1 80001c4: 7023 strb r3, [r4, #0] 80001c6: bd10 pop {r4, pc} 80001c8: 200009e0 .word 0x200009e0 80001cc: 00000000 .word 0x00000000 80001d0: 08015b88 .word 0x08015b88 080001d4 : 80001d4: b508 push {r3, lr} 80001d6: 4b03 ldr r3, [pc, #12] ; (80001e4 ) 80001d8: b11b cbz r3, 80001e2 80001da: 4903 ldr r1, [pc, #12] ; (80001e8 ) 80001dc: 4803 ldr r0, [pc, #12] ; (80001ec ) 80001de: f3af 8000 nop.w 80001e2: bd08 pop {r3, pc} 80001e4: 00000000 .word 0x00000000 80001e8: 200009e4 .word 0x200009e4 80001ec: 08015b88 .word 0x08015b88 080001f0 : 80001f0: 4603 mov r3, r0 80001f2: f813 2b01 ldrb.w r2, [r3], #1 80001f6: 2a00 cmp r2, #0 80001f8: d1fb bne.n 80001f2 80001fa: 1a18 subs r0, r3, r0 80001fc: 3801 subs r0, #1 80001fe: 4770 bx lr 08000200 : 8000200: f001 01ff and.w r1, r1, #255 ; 0xff 8000204: 2a10 cmp r2, #16 8000206: db2b blt.n 8000260 8000208: f010 0f07 tst.w r0, #7 800020c: d008 beq.n 8000220 800020e: f810 3b01 ldrb.w r3, [r0], #1 8000212: 3a01 subs r2, #1 8000214: 428b cmp r3, r1 8000216: d02d beq.n 8000274 8000218: f010 0f07 tst.w r0, #7 800021c: b342 cbz r2, 8000270 800021e: d1f6 bne.n 800020e 8000220: b4f0 push {r4, r5, r6, r7} 8000222: ea41 2101 orr.w r1, r1, r1, lsl #8 8000226: ea41 4101 orr.w r1, r1, r1, lsl #16 800022a: f022 0407 bic.w r4, r2, #7 800022e: f07f 0700 mvns.w r7, #0 8000232: 2300 movs r3, #0 8000234: e8f0 5602 ldrd r5, r6, [r0], #8 8000238: 3c08 subs r4, #8 800023a: ea85 0501 eor.w r5, r5, r1 800023e: ea86 0601 eor.w r6, r6, r1 8000242: fa85 f547 uadd8 r5, r5, r7 8000246: faa3 f587 sel r5, r3, r7 800024a: fa86 f647 uadd8 r6, r6, r7 800024e: faa5 f687 sel r6, r5, r7 8000252: b98e cbnz r6, 8000278 8000254: d1ee bne.n 8000234 8000256: bcf0 pop {r4, r5, r6, r7} 8000258: f001 01ff and.w r1, r1, #255 ; 0xff 800025c: f002 0207 and.w r2, r2, #7 8000260: b132 cbz r2, 8000270 8000262: f810 3b01 ldrb.w r3, [r0], #1 8000266: 3a01 subs r2, #1 8000268: ea83 0301 eor.w r3, r3, r1 800026c: b113 cbz r3, 8000274 800026e: d1f8 bne.n 8000262 8000270: 2000 movs r0, #0 8000272: 4770 bx lr 8000274: 3801 subs r0, #1 8000276: 4770 bx lr 8000278: 2d00 cmp r5, #0 800027a: bf06 itte eq 800027c: 4635 moveq r5, r6 800027e: 3803 subeq r0, #3 8000280: 3807 subne r0, #7 8000282: f015 0f01 tst.w r5, #1 8000286: d107 bne.n 8000298 8000288: 3001 adds r0, #1 800028a: f415 7f80 tst.w r5, #256 ; 0x100 800028e: bf02 ittt eq 8000290: 3001 addeq r0, #1 8000292: f415 3fc0 tsteq.w r5, #98304 ; 0x18000 8000296: 3001 addeq r0, #1 8000298: bcf0 pop {r4, r5, r6, r7} 800029a: 3801 subs r0, #1 800029c: 4770 bx lr 800029e: bf00 nop 080002a0 <__aeabi_drsub>: 80002a0: f081 4100 eor.w r1, r1, #2147483648 ; 0x80000000 80002a4: e002 b.n 80002ac <__adddf3> 80002a6: bf00 nop 080002a8 <__aeabi_dsub>: 80002a8: f083 4300 eor.w r3, r3, #2147483648 ; 0x80000000 080002ac <__adddf3>: 80002ac: b530 push {r4, r5, lr} 80002ae: ea4f 0441 mov.w r4, r1, lsl #1 80002b2: ea4f 0543 mov.w r5, r3, lsl #1 80002b6: ea94 0f05 teq r4, r5 80002ba: bf08 it eq 80002bc: ea90 0f02 teqeq r0, r2 80002c0: bf1f itttt ne 80002c2: ea54 0c00 orrsne.w ip, r4, r0 80002c6: ea55 0c02 orrsne.w ip, r5, r2 80002ca: ea7f 5c64 mvnsne.w ip, r4, asr #21 80002ce: ea7f 5c65 mvnsne.w ip, r5, asr #21 80002d2: f000 80e2 beq.w 800049a <__adddf3+0x1ee> 80002d6: ea4f 5454 mov.w r4, r4, lsr #21 80002da: ebd4 5555 rsbs r5, r4, r5, lsr #21 80002de: bfb8 it lt 80002e0: 426d neglt r5, r5 80002e2: dd0c ble.n 80002fe <__adddf3+0x52> 80002e4: 442c add r4, r5 80002e6: ea80 0202 eor.w r2, r0, r2 80002ea: ea81 0303 eor.w r3, r1, r3 80002ee: ea82 0000 eor.w r0, r2, r0 80002f2: ea83 0101 eor.w r1, r3, r1 80002f6: ea80 0202 eor.w r2, r0, r2 80002fa: ea81 0303 eor.w r3, r1, r3 80002fe: 2d36 cmp r5, #54 ; 0x36 8000300: bf88 it hi 8000302: bd30 pophi {r4, r5, pc} 8000304: f011 4f00 tst.w r1, #2147483648 ; 0x80000000 8000308: ea4f 3101 mov.w r1, r1, lsl #12 800030c: f44f 1c80 mov.w ip, #1048576 ; 0x100000 8000310: ea4c 3111 orr.w r1, ip, r1, lsr #12 8000314: d002 beq.n 800031c <__adddf3+0x70> 8000316: 4240 negs r0, r0 8000318: eb61 0141 sbc.w r1, r1, r1, lsl #1 800031c: f013 4f00 tst.w r3, #2147483648 ; 0x80000000 8000320: ea4f 3303 mov.w r3, r3, lsl #12 8000324: ea4c 3313 orr.w r3, ip, r3, lsr #12 8000328: d002 beq.n 8000330 <__adddf3+0x84> 800032a: 4252 negs r2, r2 800032c: eb63 0343 sbc.w r3, r3, r3, lsl #1 8000330: ea94 0f05 teq r4, r5 8000334: f000 80a7 beq.w 8000486 <__adddf3+0x1da> 8000338: f1a4 0401 sub.w r4, r4, #1 800033c: f1d5 0e20 rsbs lr, r5, #32 8000340: db0d blt.n 800035e <__adddf3+0xb2> 8000342: fa02 fc0e lsl.w ip, r2, lr 8000346: fa22 f205 lsr.w r2, r2, r5 800034a: 1880 adds r0, r0, r2 800034c: f141 0100 adc.w r1, r1, #0 8000350: fa03 f20e lsl.w r2, r3, lr 8000354: 1880 adds r0, r0, r2 8000356: fa43 f305 asr.w r3, r3, r5 800035a: 4159 adcs r1, r3 800035c: e00e b.n 800037c <__adddf3+0xd0> 800035e: f1a5 0520 sub.w r5, r5, #32 8000362: f10e 0e20 add.w lr, lr, #32 8000366: 2a01 cmp r2, #1 8000368: fa03 fc0e lsl.w ip, r3, lr 800036c: bf28 it cs 800036e: f04c 0c02 orrcs.w ip, ip, #2 8000372: fa43 f305 asr.w r3, r3, r5 8000376: 18c0 adds r0, r0, r3 8000378: eb51 71e3 adcs.w r1, r1, r3, asr #31 800037c: f001 4500 and.w r5, r1, #2147483648 ; 0x80000000 8000380: d507 bpl.n 8000392 <__adddf3+0xe6> 8000382: f04f 0e00 mov.w lr, #0 8000386: f1dc 0c00 rsbs ip, ip, #0 800038a: eb7e 0000 sbcs.w r0, lr, r0 800038e: eb6e 0101 sbc.w r1, lr, r1 8000392: f5b1 1f80 cmp.w r1, #1048576 ; 0x100000 8000396: d31b bcc.n 80003d0 <__adddf3+0x124> 8000398: f5b1 1f00 cmp.w r1, #2097152 ; 0x200000 800039c: d30c bcc.n 80003b8 <__adddf3+0x10c> 800039e: 0849 lsrs r1, r1, #1 80003a0: ea5f 0030 movs.w r0, r0, rrx 80003a4: ea4f 0c3c mov.w ip, ip, rrx 80003a8: f104 0401 add.w r4, r4, #1 80003ac: ea4f 5244 mov.w r2, r4, lsl #21 80003b0: f512 0f80 cmn.w r2, #4194304 ; 0x400000 80003b4: f080 809a bcs.w 80004ec <__adddf3+0x240> 80003b8: f1bc 4f00 cmp.w ip, #2147483648 ; 0x80000000 80003bc: bf08 it eq 80003be: ea5f 0c50 movseq.w ip, r0, lsr #1 80003c2: f150 0000 adcs.w r0, r0, #0 80003c6: eb41 5104 adc.w r1, r1, r4, lsl #20 80003ca: ea41 0105 orr.w r1, r1, r5 80003ce: bd30 pop {r4, r5, pc} 80003d0: ea5f 0c4c movs.w ip, ip, lsl #1 80003d4: 4140 adcs r0, r0 80003d6: eb41 0101 adc.w r1, r1, r1 80003da: 3c01 subs r4, #1 80003dc: bf28 it cs 80003de: f5b1 1f80 cmpcs.w r1, #1048576 ; 0x100000 80003e2: d2e9 bcs.n 80003b8 <__adddf3+0x10c> 80003e4: f091 0f00 teq r1, #0 80003e8: bf04 itt eq 80003ea: 4601 moveq r1, r0 80003ec: 2000 moveq r0, #0 80003ee: fab1 f381 clz r3, r1 80003f2: bf08 it eq 80003f4: 3320 addeq r3, #32 80003f6: f1a3 030b sub.w r3, r3, #11 80003fa: f1b3 0220 subs.w r2, r3, #32 80003fe: da0c bge.n 800041a <__adddf3+0x16e> 8000400: 320c adds r2, #12 8000402: dd08 ble.n 8000416 <__adddf3+0x16a> 8000404: f102 0c14 add.w ip, r2, #20 8000408: f1c2 020c rsb r2, r2, #12 800040c: fa01 f00c lsl.w r0, r1, ip 8000410: fa21 f102 lsr.w r1, r1, r2 8000414: e00c b.n 8000430 <__adddf3+0x184> 8000416: f102 0214 add.w r2, r2, #20 800041a: bfd8 it le 800041c: f1c2 0c20 rsble ip, r2, #32 8000420: fa01 f102 lsl.w r1, r1, r2 8000424: fa20 fc0c lsr.w ip, r0, ip 8000428: bfdc itt le 800042a: ea41 010c orrle.w r1, r1, ip 800042e: 4090 lslle r0, r2 8000430: 1ae4 subs r4, r4, r3 8000432: bfa2 ittt ge 8000434: eb01 5104 addge.w r1, r1, r4, lsl #20 8000438: 4329 orrge r1, r5 800043a: bd30 popge {r4, r5, pc} 800043c: ea6f 0404 mvn.w r4, r4 8000440: 3c1f subs r4, #31 8000442: da1c bge.n 800047e <__adddf3+0x1d2> 8000444: 340c adds r4, #12 8000446: dc0e bgt.n 8000466 <__adddf3+0x1ba> 8000448: f104 0414 add.w r4, r4, #20 800044c: f1c4 0220 rsb r2, r4, #32 8000450: fa20 f004 lsr.w r0, r0, r4 8000454: fa01 f302 lsl.w r3, r1, r2 8000458: ea40 0003 orr.w r0, r0, r3 800045c: fa21 f304 lsr.w r3, r1, r4 8000460: ea45 0103 orr.w r1, r5, r3 8000464: bd30 pop {r4, r5, pc} 8000466: f1c4 040c rsb r4, r4, #12 800046a: f1c4 0220 rsb r2, r4, #32 800046e: fa20 f002 lsr.w r0, r0, r2 8000472: fa01 f304 lsl.w r3, r1, r4 8000476: ea40 0003 orr.w r0, r0, r3 800047a: 4629 mov r1, r5 800047c: bd30 pop {r4, r5, pc} 800047e: fa21 f004 lsr.w r0, r1, r4 8000482: 4629 mov r1, r5 8000484: bd30 pop {r4, r5, pc} 8000486: f094 0f00 teq r4, #0 800048a: f483 1380 eor.w r3, r3, #1048576 ; 0x100000 800048e: bf06 itte eq 8000490: f481 1180 eoreq.w r1, r1, #1048576 ; 0x100000 8000494: 3401 addeq r4, #1 8000496: 3d01 subne r5, #1 8000498: e74e b.n 8000338 <__adddf3+0x8c> 800049a: ea7f 5c64 mvns.w ip, r4, asr #21 800049e: bf18 it ne 80004a0: ea7f 5c65 mvnsne.w ip, r5, asr #21 80004a4: d029 beq.n 80004fa <__adddf3+0x24e> 80004a6: ea94 0f05 teq r4, r5 80004aa: bf08 it eq 80004ac: ea90 0f02 teqeq r0, r2 80004b0: d005 beq.n 80004be <__adddf3+0x212> 80004b2: ea54 0c00 orrs.w ip, r4, r0 80004b6: bf04 itt eq 80004b8: 4619 moveq r1, r3 80004ba: 4610 moveq r0, r2 80004bc: bd30 pop {r4, r5, pc} 80004be: ea91 0f03 teq r1, r3 80004c2: bf1e ittt ne 80004c4: 2100 movne r1, #0 80004c6: 2000 movne r0, #0 80004c8: bd30 popne {r4, r5, pc} 80004ca: ea5f 5c54 movs.w ip, r4, lsr #21 80004ce: d105 bne.n 80004dc <__adddf3+0x230> 80004d0: 0040 lsls r0, r0, #1 80004d2: 4149 adcs r1, r1 80004d4: bf28 it cs 80004d6: f041 4100 orrcs.w r1, r1, #2147483648 ; 0x80000000 80004da: bd30 pop {r4, r5, pc} 80004dc: f514 0480 adds.w r4, r4, #4194304 ; 0x400000 80004e0: bf3c itt cc 80004e2: f501 1180 addcc.w r1, r1, #1048576 ; 0x100000 80004e6: bd30 popcc {r4, r5, pc} 80004e8: f001 4500 and.w r5, r1, #2147483648 ; 0x80000000 80004ec: f045 41fe orr.w r1, r5, #2130706432 ; 0x7f000000 80004f0: f441 0170 orr.w r1, r1, #15728640 ; 0xf00000 80004f4: f04f 0000 mov.w r0, #0 80004f8: bd30 pop {r4, r5, pc} 80004fa: ea7f 5c64 mvns.w ip, r4, asr #21 80004fe: bf1a itte ne 8000500: 4619 movne r1, r3 8000502: 4610 movne r0, r2 8000504: ea7f 5c65 mvnseq.w ip, r5, asr #21 8000508: bf1c itt ne 800050a: 460b movne r3, r1 800050c: 4602 movne r2, r0 800050e: ea50 3401 orrs.w r4, r0, r1, lsl #12 8000512: bf06 itte eq 8000514: ea52 3503 orrseq.w r5, r2, r3, lsl #12 8000518: ea91 0f03 teqeq r1, r3 800051c: f441 2100 orrne.w r1, r1, #524288 ; 0x80000 8000520: bd30 pop {r4, r5, pc} 8000522: bf00 nop 08000524 <__aeabi_ui2d>: 8000524: f090 0f00 teq r0, #0 8000528: bf04 itt eq 800052a: 2100 moveq r1, #0 800052c: 4770 bxeq lr 800052e: b530 push {r4, r5, lr} 8000530: f44f 6480 mov.w r4, #1024 ; 0x400 8000534: f104 0432 add.w r4, r4, #50 ; 0x32 8000538: f04f 0500 mov.w r5, #0 800053c: f04f 0100 mov.w r1, #0 8000540: e750 b.n 80003e4 <__adddf3+0x138> 8000542: bf00 nop 08000544 <__aeabi_i2d>: 8000544: f090 0f00 teq r0, #0 8000548: bf04 itt eq 800054a: 2100 moveq r1, #0 800054c: 4770 bxeq lr 800054e: b530 push {r4, r5, lr} 8000550: f44f 6480 mov.w r4, #1024 ; 0x400 8000554: f104 0432 add.w r4, r4, #50 ; 0x32 8000558: f010 4500 ands.w r5, r0, #2147483648 ; 0x80000000 800055c: bf48 it mi 800055e: 4240 negmi r0, r0 8000560: f04f 0100 mov.w r1, #0 8000564: e73e b.n 80003e4 <__adddf3+0x138> 8000566: bf00 nop 08000568 <__aeabi_f2d>: 8000568: 0042 lsls r2, r0, #1 800056a: ea4f 01e2 mov.w r1, r2, asr #3 800056e: ea4f 0131 mov.w r1, r1, rrx 8000572: ea4f 7002 mov.w r0, r2, lsl #28 8000576: bf1f itttt ne 8000578: f012 437f andsne.w r3, r2, #4278190080 ; 0xff000000 800057c: f093 4f7f teqne r3, #4278190080 ; 0xff000000 8000580: f081 5160 eorne.w r1, r1, #939524096 ; 0x38000000 8000584: 4770 bxne lr 8000586: f032 427f bics.w r2, r2, #4278190080 ; 0xff000000 800058a: bf08 it eq 800058c: 4770 bxeq lr 800058e: f093 4f7f teq r3, #4278190080 ; 0xff000000 8000592: bf04 itt eq 8000594: f441 2100 orreq.w r1, r1, #524288 ; 0x80000 8000598: 4770 bxeq lr 800059a: b530 push {r4, r5, lr} 800059c: f44f 7460 mov.w r4, #896 ; 0x380 80005a0: f001 4500 and.w r5, r1, #2147483648 ; 0x80000000 80005a4: f021 4100 bic.w r1, r1, #2147483648 ; 0x80000000 80005a8: e71c b.n 80003e4 <__adddf3+0x138> 80005aa: bf00 nop 080005ac <__aeabi_ul2d>: 80005ac: ea50 0201 orrs.w r2, r0, r1 80005b0: bf08 it eq 80005b2: 4770 bxeq lr 80005b4: b530 push {r4, r5, lr} 80005b6: f04f 0500 mov.w r5, #0 80005ba: e00a b.n 80005d2 <__aeabi_l2d+0x16> 080005bc <__aeabi_l2d>: 80005bc: ea50 0201 orrs.w r2, r0, r1 80005c0: bf08 it eq 80005c2: 4770 bxeq lr 80005c4: b530 push {r4, r5, lr} 80005c6: f011 4500 ands.w r5, r1, #2147483648 ; 0x80000000 80005ca: d502 bpl.n 80005d2 <__aeabi_l2d+0x16> 80005cc: 4240 negs r0, r0 80005ce: eb61 0141 sbc.w r1, r1, r1, lsl #1 80005d2: f44f 6480 mov.w r4, #1024 ; 0x400 80005d6: f104 0432 add.w r4, r4, #50 ; 0x32 80005da: ea5f 5c91 movs.w ip, r1, lsr #22 80005de: f43f aed8 beq.w 8000392 <__adddf3+0xe6> 80005e2: f04f 0203 mov.w r2, #3 80005e6: ea5f 0cdc movs.w ip, ip, lsr #3 80005ea: bf18 it ne 80005ec: 3203 addne r2, #3 80005ee: ea5f 0cdc movs.w ip, ip, lsr #3 80005f2: bf18 it ne 80005f4: 3203 addne r2, #3 80005f6: eb02 02dc add.w r2, r2, ip, lsr #3 80005fa: f1c2 0320 rsb r3, r2, #32 80005fe: fa00 fc03 lsl.w ip, r0, r3 8000602: fa20 f002 lsr.w r0, r0, r2 8000606: fa01 fe03 lsl.w lr, r1, r3 800060a: ea40 000e orr.w r0, r0, lr 800060e: fa21 f102 lsr.w r1, r1, r2 8000612: 4414 add r4, r2 8000614: e6bd b.n 8000392 <__adddf3+0xe6> 8000616: bf00 nop 08000618 <__aeabi_dmul>: 8000618: b570 push {r4, r5, r6, lr} 800061a: f04f 0cff mov.w ip, #255 ; 0xff 800061e: f44c 6ce0 orr.w ip, ip, #1792 ; 0x700 8000622: ea1c 5411 ands.w r4, ip, r1, lsr #20 8000626: bf1d ittte ne 8000628: ea1c 5513 andsne.w r5, ip, r3, lsr #20 800062c: ea94 0f0c teqne r4, ip 8000630: ea95 0f0c teqne r5, ip 8000634: f000 f8de bleq 80007f4 <__aeabi_dmul+0x1dc> 8000638: 442c add r4, r5 800063a: ea81 0603 eor.w r6, r1, r3 800063e: ea21 514c bic.w r1, r1, ip, lsl #21 8000642: ea23 534c bic.w r3, r3, ip, lsl #21 8000646: ea50 3501 orrs.w r5, r0, r1, lsl #12 800064a: bf18 it ne 800064c: ea52 3503 orrsne.w r5, r2, r3, lsl #12 8000650: f441 1180 orr.w r1, r1, #1048576 ; 0x100000 8000654: f443 1380 orr.w r3, r3, #1048576 ; 0x100000 8000658: d038 beq.n 80006cc <__aeabi_dmul+0xb4> 800065a: fba0 ce02 umull ip, lr, r0, r2 800065e: f04f 0500 mov.w r5, #0 8000662: fbe1 e502 umlal lr, r5, r1, r2 8000666: f006 4200 and.w r2, r6, #2147483648 ; 0x80000000 800066a: fbe0 e503 umlal lr, r5, r0, r3 800066e: f04f 0600 mov.w r6, #0 8000672: fbe1 5603 umlal r5, r6, r1, r3 8000676: f09c 0f00 teq ip, #0 800067a: bf18 it ne 800067c: f04e 0e01 orrne.w lr, lr, #1 8000680: f1a4 04ff sub.w r4, r4, #255 ; 0xff 8000684: f5b6 7f00 cmp.w r6, #512 ; 0x200 8000688: f564 7440 sbc.w r4, r4, #768 ; 0x300 800068c: d204 bcs.n 8000698 <__aeabi_dmul+0x80> 800068e: ea5f 0e4e movs.w lr, lr, lsl #1 8000692: 416d adcs r5, r5 8000694: eb46 0606 adc.w r6, r6, r6 8000698: ea42 21c6 orr.w r1, r2, r6, lsl #11 800069c: ea41 5155 orr.w r1, r1, r5, lsr #21 80006a0: ea4f 20c5 mov.w r0, r5, lsl #11 80006a4: ea40 505e orr.w r0, r0, lr, lsr #21 80006a8: ea4f 2ece mov.w lr, lr, lsl #11 80006ac: f1b4 0cfd subs.w ip, r4, #253 ; 0xfd 80006b0: bf88 it hi 80006b2: f5bc 6fe0 cmphi.w ip, #1792 ; 0x700 80006b6: d81e bhi.n 80006f6 <__aeabi_dmul+0xde> 80006b8: f1be 4f00 cmp.w lr, #2147483648 ; 0x80000000 80006bc: bf08 it eq 80006be: ea5f 0e50 movseq.w lr, r0, lsr #1 80006c2: f150 0000 adcs.w r0, r0, #0 80006c6: eb41 5104 adc.w r1, r1, r4, lsl #20 80006ca: bd70 pop {r4, r5, r6, pc} 80006cc: f006 4600 and.w r6, r6, #2147483648 ; 0x80000000 80006d0: ea46 0101 orr.w r1, r6, r1 80006d4: ea40 0002 orr.w r0, r0, r2 80006d8: ea81 0103 eor.w r1, r1, r3 80006dc: ebb4 045c subs.w r4, r4, ip, lsr #1 80006e0: bfc2 ittt gt 80006e2: ebd4 050c rsbsgt r5, r4, ip 80006e6: ea41 5104 orrgt.w r1, r1, r4, lsl #20 80006ea: bd70 popgt {r4, r5, r6, pc} 80006ec: f441 1180 orr.w r1, r1, #1048576 ; 0x100000 80006f0: f04f 0e00 mov.w lr, #0 80006f4: 3c01 subs r4, #1 80006f6: f300 80ab bgt.w 8000850 <__aeabi_dmul+0x238> 80006fa: f114 0f36 cmn.w r4, #54 ; 0x36 80006fe: bfde ittt le 8000700: 2000 movle r0, #0 8000702: f001 4100 andle.w r1, r1, #2147483648 ; 0x80000000 8000706: bd70 pople {r4, r5, r6, pc} 8000708: f1c4 0400 rsb r4, r4, #0 800070c: 3c20 subs r4, #32 800070e: da35 bge.n 800077c <__aeabi_dmul+0x164> 8000710: 340c adds r4, #12 8000712: dc1b bgt.n 800074c <__aeabi_dmul+0x134> 8000714: f104 0414 add.w r4, r4, #20 8000718: f1c4 0520 rsb r5, r4, #32 800071c: fa00 f305 lsl.w r3, r0, r5 8000720: fa20 f004 lsr.w r0, r0, r4 8000724: fa01 f205 lsl.w r2, r1, r5 8000728: ea40 0002 orr.w r0, r0, r2 800072c: f001 4200 and.w r2, r1, #2147483648 ; 0x80000000 8000730: f021 4100 bic.w r1, r1, #2147483648 ; 0x80000000 8000734: eb10 70d3 adds.w r0, r0, r3, lsr #31 8000738: fa21 f604 lsr.w r6, r1, r4 800073c: eb42 0106 adc.w r1, r2, r6 8000740: ea5e 0e43 orrs.w lr, lr, r3, lsl #1 8000744: bf08 it eq 8000746: ea20 70d3 biceq.w r0, r0, r3, lsr #31 800074a: bd70 pop {r4, r5, r6, pc} 800074c: f1c4 040c rsb r4, r4, #12 8000750: f1c4 0520 rsb r5, r4, #32 8000754: fa00 f304 lsl.w r3, r0, r4 8000758: fa20 f005 lsr.w r0, r0, r5 800075c: fa01 f204 lsl.w r2, r1, r4 8000760: ea40 0002 orr.w r0, r0, r2 8000764: f001 4100 and.w r1, r1, #2147483648 ; 0x80000000 8000768: eb10 70d3 adds.w r0, r0, r3, lsr #31 800076c: f141 0100 adc.w r1, r1, #0 8000770: ea5e 0e43 orrs.w lr, lr, r3, lsl #1 8000774: bf08 it eq 8000776: ea20 70d3 biceq.w r0, r0, r3, lsr #31 800077a: bd70 pop {r4, r5, r6, pc} 800077c: f1c4 0520 rsb r5, r4, #32 8000780: fa00 f205 lsl.w r2, r0, r5 8000784: ea4e 0e02 orr.w lr, lr, r2 8000788: fa20 f304 lsr.w r3, r0, r4 800078c: fa01 f205 lsl.w r2, r1, r5 8000790: ea43 0302 orr.w r3, r3, r2 8000794: fa21 f004 lsr.w r0, r1, r4 8000798: f001 4100 and.w r1, r1, #2147483648 ; 0x80000000 800079c: fa21 f204 lsr.w r2, r1, r4 80007a0: ea20 0002 bic.w r0, r0, r2 80007a4: eb00 70d3 add.w r0, r0, r3, lsr #31 80007a8: ea5e 0e43 orrs.w lr, lr, r3, lsl #1 80007ac: bf08 it eq 80007ae: ea20 70d3 biceq.w r0, r0, r3, lsr #31 80007b2: bd70 pop {r4, r5, r6, pc} 80007b4: f094 0f00 teq r4, #0 80007b8: d10f bne.n 80007da <__aeabi_dmul+0x1c2> 80007ba: f001 4600 and.w r6, r1, #2147483648 ; 0x80000000 80007be: 0040 lsls r0, r0, #1 80007c0: eb41 0101 adc.w r1, r1, r1 80007c4: f411 1f80 tst.w r1, #1048576 ; 0x100000 80007c8: bf08 it eq 80007ca: 3c01 subeq r4, #1 80007cc: d0f7 beq.n 80007be <__aeabi_dmul+0x1a6> 80007ce: ea41 0106 orr.w r1, r1, r6 80007d2: f095 0f00 teq r5, #0 80007d6: bf18 it ne 80007d8: 4770 bxne lr 80007da: f003 4600 and.w r6, r3, #2147483648 ; 0x80000000 80007de: 0052 lsls r2, r2, #1 80007e0: eb43 0303 adc.w r3, r3, r3 80007e4: f413 1f80 tst.w r3, #1048576 ; 0x100000 80007e8: bf08 it eq 80007ea: 3d01 subeq r5, #1 80007ec: d0f7 beq.n 80007de <__aeabi_dmul+0x1c6> 80007ee: ea43 0306 orr.w r3, r3, r6 80007f2: 4770 bx lr 80007f4: ea94 0f0c teq r4, ip 80007f8: ea0c 5513 and.w r5, ip, r3, lsr #20 80007fc: bf18 it ne 80007fe: ea95 0f0c teqne r5, ip 8000802: d00c beq.n 800081e <__aeabi_dmul+0x206> 8000804: ea50 0641 orrs.w r6, r0, r1, lsl #1 8000808: bf18 it ne 800080a: ea52 0643 orrsne.w r6, r2, r3, lsl #1 800080e: d1d1 bne.n 80007b4 <__aeabi_dmul+0x19c> 8000810: ea81 0103 eor.w r1, r1, r3 8000814: f001 4100 and.w r1, r1, #2147483648 ; 0x80000000 8000818: f04f 0000 mov.w r0, #0 800081c: bd70 pop {r4, r5, r6, pc} 800081e: ea50 0641 orrs.w r6, r0, r1, lsl #1 8000822: bf06 itte eq 8000824: 4610 moveq r0, r2 8000826: 4619 moveq r1, r3 8000828: ea52 0643 orrsne.w r6, r2, r3, lsl #1 800082c: d019 beq.n 8000862 <__aeabi_dmul+0x24a> 800082e: ea94 0f0c teq r4, ip 8000832: d102 bne.n 800083a <__aeabi_dmul+0x222> 8000834: ea50 3601 orrs.w r6, r0, r1, lsl #12 8000838: d113 bne.n 8000862 <__aeabi_dmul+0x24a> 800083a: ea95 0f0c teq r5, ip 800083e: d105 bne.n 800084c <__aeabi_dmul+0x234> 8000840: ea52 3603 orrs.w r6, r2, r3, lsl #12 8000844: bf1c itt ne 8000846: 4610 movne r0, r2 8000848: 4619 movne r1, r3 800084a: d10a bne.n 8000862 <__aeabi_dmul+0x24a> 800084c: ea81 0103 eor.w r1, r1, r3 8000850: f001 4100 and.w r1, r1, #2147483648 ; 0x80000000 8000854: f041 41fe orr.w r1, r1, #2130706432 ; 0x7f000000 8000858: f441 0170 orr.w r1, r1, #15728640 ; 0xf00000 800085c: f04f 0000 mov.w r0, #0 8000860: bd70 pop {r4, r5, r6, pc} 8000862: f041 41fe orr.w r1, r1, #2130706432 ; 0x7f000000 8000866: f441 0178 orr.w r1, r1, #16252928 ; 0xf80000 800086a: bd70 pop {r4, r5, r6, pc} 0800086c <__aeabi_ddiv>: 800086c: b570 push {r4, r5, r6, lr} 800086e: f04f 0cff mov.w ip, #255 ; 0xff 8000872: f44c 6ce0 orr.w ip, ip, #1792 ; 0x700 8000876: ea1c 5411 ands.w r4, ip, r1, lsr #20 800087a: bf1d ittte ne 800087c: ea1c 5513 andsne.w r5, ip, r3, lsr #20 8000880: ea94 0f0c teqne r4, ip 8000884: ea95 0f0c teqne r5, ip 8000888: f000 f8a7 bleq 80009da <__aeabi_ddiv+0x16e> 800088c: eba4 0405 sub.w r4, r4, r5 8000890: ea81 0e03 eor.w lr, r1, r3 8000894: ea52 3503 orrs.w r5, r2, r3, lsl #12 8000898: ea4f 3101 mov.w r1, r1, lsl #12 800089c: f000 8088 beq.w 80009b0 <__aeabi_ddiv+0x144> 80008a0: ea4f 3303 mov.w r3, r3, lsl #12 80008a4: f04f 5580 mov.w r5, #268435456 ; 0x10000000 80008a8: ea45 1313 orr.w r3, r5, r3, lsr #4 80008ac: ea43 6312 orr.w r3, r3, r2, lsr #24 80008b0: ea4f 2202 mov.w r2, r2, lsl #8 80008b4: ea45 1511 orr.w r5, r5, r1, lsr #4 80008b8: ea45 6510 orr.w r5, r5, r0, lsr #24 80008bc: ea4f 2600 mov.w r6, r0, lsl #8 80008c0: f00e 4100 and.w r1, lr, #2147483648 ; 0x80000000 80008c4: 429d cmp r5, r3 80008c6: bf08 it eq 80008c8: 4296 cmpeq r6, r2 80008ca: f144 04fd adc.w r4, r4, #253 ; 0xfd 80008ce: f504 7440 add.w r4, r4, #768 ; 0x300 80008d2: d202 bcs.n 80008da <__aeabi_ddiv+0x6e> 80008d4: 085b lsrs r3, r3, #1 80008d6: ea4f 0232 mov.w r2, r2, rrx 80008da: 1ab6 subs r6, r6, r2 80008dc: eb65 0503 sbc.w r5, r5, r3 80008e0: 085b lsrs r3, r3, #1 80008e2: ea4f 0232 mov.w r2, r2, rrx 80008e6: f44f 1080 mov.w r0, #1048576 ; 0x100000 80008ea: f44f 2c00 mov.w ip, #524288 ; 0x80000 80008ee: ebb6 0e02 subs.w lr, r6, r2 80008f2: eb75 0e03 sbcs.w lr, r5, r3 80008f6: bf22 ittt cs 80008f8: 1ab6 subcs r6, r6, r2 80008fa: 4675 movcs r5, lr 80008fc: ea40 000c orrcs.w r0, r0, ip 8000900: 085b lsrs r3, r3, #1 8000902: ea4f 0232 mov.w r2, r2, rrx 8000906: ebb6 0e02 subs.w lr, r6, r2 800090a: eb75 0e03 sbcs.w lr, r5, r3 800090e: bf22 ittt cs 8000910: 1ab6 subcs r6, r6, r2 8000912: 4675 movcs r5, lr 8000914: ea40 005c orrcs.w r0, r0, ip, lsr #1 8000918: 085b lsrs r3, r3, #1 800091a: ea4f 0232 mov.w r2, r2, rrx 800091e: ebb6 0e02 subs.w lr, r6, r2 8000922: eb75 0e03 sbcs.w lr, r5, r3 8000926: bf22 ittt cs 8000928: 1ab6 subcs r6, r6, r2 800092a: 4675 movcs r5, lr 800092c: ea40 009c orrcs.w r0, r0, ip, lsr #2 8000930: 085b lsrs r3, r3, #1 8000932: ea4f 0232 mov.w r2, r2, rrx 8000936: ebb6 0e02 subs.w lr, r6, r2 800093a: eb75 0e03 sbcs.w lr, r5, r3 800093e: bf22 ittt cs 8000940: 1ab6 subcs r6, r6, r2 8000942: 4675 movcs r5, lr 8000944: ea40 00dc orrcs.w r0, r0, ip, lsr #3 8000948: ea55 0e06 orrs.w lr, r5, r6 800094c: d018 beq.n 8000980 <__aeabi_ddiv+0x114> 800094e: ea4f 1505 mov.w r5, r5, lsl #4 8000952: ea45 7516 orr.w r5, r5, r6, lsr #28 8000956: ea4f 1606 mov.w r6, r6, lsl #4 800095a: ea4f 03c3 mov.w r3, r3, lsl #3 800095e: ea43 7352 orr.w r3, r3, r2, lsr #29 8000962: ea4f 02c2 mov.w r2, r2, lsl #3 8000966: ea5f 1c1c movs.w ip, ip, lsr #4 800096a: d1c0 bne.n 80008ee <__aeabi_ddiv+0x82> 800096c: f411 1f80 tst.w r1, #1048576 ; 0x100000 8000970: d10b bne.n 800098a <__aeabi_ddiv+0x11e> 8000972: ea41 0100 orr.w r1, r1, r0 8000976: f04f 0000 mov.w r0, #0 800097a: f04f 4c00 mov.w ip, #2147483648 ; 0x80000000 800097e: e7b6 b.n 80008ee <__aeabi_ddiv+0x82> 8000980: f411 1f80 tst.w r1, #1048576 ; 0x100000 8000984: bf04 itt eq 8000986: 4301 orreq r1, r0 8000988: 2000 moveq r0, #0 800098a: f1b4 0cfd subs.w ip, r4, #253 ; 0xfd 800098e: bf88 it hi 8000990: f5bc 6fe0 cmphi.w ip, #1792 ; 0x700 8000994: f63f aeaf bhi.w 80006f6 <__aeabi_dmul+0xde> 8000998: ebb5 0c03 subs.w ip, r5, r3 800099c: bf04 itt eq 800099e: ebb6 0c02 subseq.w ip, r6, r2 80009a2: ea5f 0c50 movseq.w ip, r0, lsr #1 80009a6: f150 0000 adcs.w r0, r0, #0 80009aa: eb41 5104 adc.w r1, r1, r4, lsl #20 80009ae: bd70 pop {r4, r5, r6, pc} 80009b0: f00e 4e00 and.w lr, lr, #2147483648 ; 0x80000000 80009b4: ea4e 3111 orr.w r1, lr, r1, lsr #12 80009b8: eb14 045c adds.w r4, r4, ip, lsr #1 80009bc: bfc2 ittt gt 80009be: ebd4 050c rsbsgt r5, r4, ip 80009c2: ea41 5104 orrgt.w r1, r1, r4, lsl #20 80009c6: bd70 popgt {r4, r5, r6, pc} 80009c8: f441 1180 orr.w r1, r1, #1048576 ; 0x100000 80009cc: f04f 0e00 mov.w lr, #0 80009d0: 3c01 subs r4, #1 80009d2: e690 b.n 80006f6 <__aeabi_dmul+0xde> 80009d4: ea45 0e06 orr.w lr, r5, r6 80009d8: e68d b.n 80006f6 <__aeabi_dmul+0xde> 80009da: ea0c 5513 and.w r5, ip, r3, lsr #20 80009de: ea94 0f0c teq r4, ip 80009e2: bf08 it eq 80009e4: ea95 0f0c teqeq r5, ip 80009e8: f43f af3b beq.w 8000862 <__aeabi_dmul+0x24a> 80009ec: ea94 0f0c teq r4, ip 80009f0: d10a bne.n 8000a08 <__aeabi_ddiv+0x19c> 80009f2: ea50 3401 orrs.w r4, r0, r1, lsl #12 80009f6: f47f af34 bne.w 8000862 <__aeabi_dmul+0x24a> 80009fa: ea95 0f0c teq r5, ip 80009fe: f47f af25 bne.w 800084c <__aeabi_dmul+0x234> 8000a02: 4610 mov r0, r2 8000a04: 4619 mov r1, r3 8000a06: e72c b.n 8000862 <__aeabi_dmul+0x24a> 8000a08: ea95 0f0c teq r5, ip 8000a0c: d106 bne.n 8000a1c <__aeabi_ddiv+0x1b0> 8000a0e: ea52 3503 orrs.w r5, r2, r3, lsl #12 8000a12: f43f aefd beq.w 8000810 <__aeabi_dmul+0x1f8> 8000a16: 4610 mov r0, r2 8000a18: 4619 mov r1, r3 8000a1a: e722 b.n 8000862 <__aeabi_dmul+0x24a> 8000a1c: ea50 0641 orrs.w r6, r0, r1, lsl #1 8000a20: bf18 it ne 8000a22: ea52 0643 orrsne.w r6, r2, r3, lsl #1 8000a26: f47f aec5 bne.w 80007b4 <__aeabi_dmul+0x19c> 8000a2a: ea50 0441 orrs.w r4, r0, r1, lsl #1 8000a2e: f47f af0d bne.w 800084c <__aeabi_dmul+0x234> 8000a32: ea52 0543 orrs.w r5, r2, r3, lsl #1 8000a36: f47f aeeb bne.w 8000810 <__aeabi_dmul+0x1f8> 8000a3a: e712 b.n 8000862 <__aeabi_dmul+0x24a> 08000a3c <__gedf2>: 8000a3c: f04f 3cff mov.w ip, #4294967295 8000a40: e006 b.n 8000a50 <__cmpdf2+0x4> 8000a42: bf00 nop 08000a44 <__ledf2>: 8000a44: f04f 0c01 mov.w ip, #1 8000a48: e002 b.n 8000a50 <__cmpdf2+0x4> 8000a4a: bf00 nop 08000a4c <__cmpdf2>: 8000a4c: f04f 0c01 mov.w ip, #1 8000a50: f84d cd04 str.w ip, [sp, #-4]! 8000a54: ea4f 0c41 mov.w ip, r1, lsl #1 8000a58: ea7f 5c6c mvns.w ip, ip, asr #21 8000a5c: ea4f 0c43 mov.w ip, r3, lsl #1 8000a60: bf18 it ne 8000a62: ea7f 5c6c mvnsne.w ip, ip, asr #21 8000a66: d01b beq.n 8000aa0 <__cmpdf2+0x54> 8000a68: b001 add sp, #4 8000a6a: ea50 0c41 orrs.w ip, r0, r1, lsl #1 8000a6e: bf0c ite eq 8000a70: ea52 0c43 orrseq.w ip, r2, r3, lsl #1 8000a74: ea91 0f03 teqne r1, r3 8000a78: bf02 ittt eq 8000a7a: ea90 0f02 teqeq r0, r2 8000a7e: 2000 moveq r0, #0 8000a80: 4770 bxeq lr 8000a82: f110 0f00 cmn.w r0, #0 8000a86: ea91 0f03 teq r1, r3 8000a8a: bf58 it pl 8000a8c: 4299 cmppl r1, r3 8000a8e: bf08 it eq 8000a90: 4290 cmpeq r0, r2 8000a92: bf2c ite cs 8000a94: 17d8 asrcs r0, r3, #31 8000a96: ea6f 70e3 mvncc.w r0, r3, asr #31 8000a9a: f040 0001 orr.w r0, r0, #1 8000a9e: 4770 bx lr 8000aa0: ea4f 0c41 mov.w ip, r1, lsl #1 8000aa4: ea7f 5c6c mvns.w ip, ip, asr #21 8000aa8: d102 bne.n 8000ab0 <__cmpdf2+0x64> 8000aaa: ea50 3c01 orrs.w ip, r0, r1, lsl #12 8000aae: d107 bne.n 8000ac0 <__cmpdf2+0x74> 8000ab0: ea4f 0c43 mov.w ip, r3, lsl #1 8000ab4: ea7f 5c6c mvns.w ip, ip, asr #21 8000ab8: d1d6 bne.n 8000a68 <__cmpdf2+0x1c> 8000aba: ea52 3c03 orrs.w ip, r2, r3, lsl #12 8000abe: d0d3 beq.n 8000a68 <__cmpdf2+0x1c> 8000ac0: f85d 0b04 ldr.w r0, [sp], #4 8000ac4: 4770 bx lr 8000ac6: bf00 nop 08000ac8 <__aeabi_cdrcmple>: 8000ac8: 4684 mov ip, r0 8000aca: 4610 mov r0, r2 8000acc: 4662 mov r2, ip 8000ace: 468c mov ip, r1 8000ad0: 4619 mov r1, r3 8000ad2: 4663 mov r3, ip 8000ad4: e000 b.n 8000ad8 <__aeabi_cdcmpeq> 8000ad6: bf00 nop 08000ad8 <__aeabi_cdcmpeq>: 8000ad8: b501 push {r0, lr} 8000ada: f7ff ffb7 bl 8000a4c <__cmpdf2> 8000ade: 2800 cmp r0, #0 8000ae0: bf48 it mi 8000ae2: f110 0f00 cmnmi.w r0, #0 8000ae6: bd01 pop {r0, pc} 08000ae8 <__aeabi_dcmpeq>: 8000ae8: f84d ed08 str.w lr, [sp, #-8]! 8000aec: f7ff fff4 bl 8000ad8 <__aeabi_cdcmpeq> 8000af0: bf0c ite eq 8000af2: 2001 moveq r0, #1 8000af4: 2000 movne r0, #0 8000af6: f85d fb08 ldr.w pc, [sp], #8 8000afa: bf00 nop 08000afc <__aeabi_dcmplt>: 8000afc: f84d ed08 str.w lr, [sp, #-8]! 8000b00: f7ff ffea bl 8000ad8 <__aeabi_cdcmpeq> 8000b04: bf34 ite cc 8000b06: 2001 movcc r0, #1 8000b08: 2000 movcs r0, #0 8000b0a: f85d fb08 ldr.w pc, [sp], #8 8000b0e: bf00 nop 08000b10 <__aeabi_dcmple>: 8000b10: f84d ed08 str.w lr, [sp, #-8]! 8000b14: f7ff ffe0 bl 8000ad8 <__aeabi_cdcmpeq> 8000b18: bf94 ite ls 8000b1a: 2001 movls r0, #1 8000b1c: 2000 movhi r0, #0 8000b1e: f85d fb08 ldr.w pc, [sp], #8 8000b22: bf00 nop 08000b24 <__aeabi_dcmpge>: 8000b24: f84d ed08 str.w lr, [sp, #-8]! 8000b28: f7ff ffce bl 8000ac8 <__aeabi_cdrcmple> 8000b2c: bf94 ite ls 8000b2e: 2001 movls r0, #1 8000b30: 2000 movhi r0, #0 8000b32: f85d fb08 ldr.w pc, [sp], #8 8000b36: bf00 nop 08000b38 <__aeabi_dcmpgt>: 8000b38: f84d ed08 str.w lr, [sp, #-8]! 8000b3c: f7ff ffc4 bl 8000ac8 <__aeabi_cdrcmple> 8000b40: bf34 ite cc 8000b42: 2001 movcc r0, #1 8000b44: 2000 movcs r0, #0 8000b46: f85d fb08 ldr.w pc, [sp], #8 8000b4a: bf00 nop 08000b4c <__aeabi_dcmpun>: 8000b4c: ea4f 0c41 mov.w ip, r1, lsl #1 8000b50: ea7f 5c6c mvns.w ip, ip, asr #21 8000b54: d102 bne.n 8000b5c <__aeabi_dcmpun+0x10> 8000b56: ea50 3c01 orrs.w ip, r0, r1, lsl #12 8000b5a: d10a bne.n 8000b72 <__aeabi_dcmpun+0x26> 8000b5c: ea4f 0c43 mov.w ip, r3, lsl #1 8000b60: ea7f 5c6c mvns.w ip, ip, asr #21 8000b64: d102 bne.n 8000b6c <__aeabi_dcmpun+0x20> 8000b66: ea52 3c03 orrs.w ip, r2, r3, lsl #12 8000b6a: d102 bne.n 8000b72 <__aeabi_dcmpun+0x26> 8000b6c: f04f 0000 mov.w r0, #0 8000b70: 4770 bx lr 8000b72: f04f 0001 mov.w r0, #1 8000b76: 4770 bx lr 08000b78 <__aeabi_d2iz>: 8000b78: ea4f 0241 mov.w r2, r1, lsl #1 8000b7c: f512 1200 adds.w r2, r2, #2097152 ; 0x200000 8000b80: d215 bcs.n 8000bae <__aeabi_d2iz+0x36> 8000b82: d511 bpl.n 8000ba8 <__aeabi_d2iz+0x30> 8000b84: f46f 7378 mvn.w r3, #992 ; 0x3e0 8000b88: ebb3 5262 subs.w r2, r3, r2, asr #21 8000b8c: d912 bls.n 8000bb4 <__aeabi_d2iz+0x3c> 8000b8e: ea4f 23c1 mov.w r3, r1, lsl #11 8000b92: f043 4300 orr.w r3, r3, #2147483648 ; 0x80000000 8000b96: ea43 5350 orr.w r3, r3, r0, lsr #21 8000b9a: f011 4f00 tst.w r1, #2147483648 ; 0x80000000 8000b9e: fa23 f002 lsr.w r0, r3, r2 8000ba2: bf18 it ne 8000ba4: 4240 negne r0, r0 8000ba6: 4770 bx lr 8000ba8: f04f 0000 mov.w r0, #0 8000bac: 4770 bx lr 8000bae: ea50 3001 orrs.w r0, r0, r1, lsl #12 8000bb2: d105 bne.n 8000bc0 <__aeabi_d2iz+0x48> 8000bb4: f011 4000 ands.w r0, r1, #2147483648 ; 0x80000000 8000bb8: bf08 it eq 8000bba: f06f 4000 mvneq.w r0, #2147483648 ; 0x80000000 8000bbe: 4770 bx lr 8000bc0: f04f 0000 mov.w r0, #0 8000bc4: 4770 bx lr 8000bc6: bf00 nop 08000bc8 <__aeabi_uldivmod>: 8000bc8: b953 cbnz r3, 8000be0 <__aeabi_uldivmod+0x18> 8000bca: b94a cbnz r2, 8000be0 <__aeabi_uldivmod+0x18> 8000bcc: 2900 cmp r1, #0 8000bce: bf08 it eq 8000bd0: 2800 cmpeq r0, #0 8000bd2: bf1c itt ne 8000bd4: f04f 31ff movne.w r1, #4294967295 8000bd8: f04f 30ff movne.w r0, #4294967295 8000bdc: f000 b974 b.w 8000ec8 <__aeabi_idiv0> 8000be0: f1ad 0c08 sub.w ip, sp, #8 8000be4: e96d ce04 strd ip, lr, [sp, #-16]! 8000be8: f000 f806 bl 8000bf8 <__udivmoddi4> 8000bec: f8dd e004 ldr.w lr, [sp, #4] 8000bf0: e9dd 2302 ldrd r2, r3, [sp, #8] 8000bf4: b004 add sp, #16 8000bf6: 4770 bx lr 08000bf8 <__udivmoddi4>: 8000bf8: e92d 47f0 stmdb sp!, {r4, r5, r6, r7, r8, r9, sl, lr} 8000bfc: 9d08 ldr r5, [sp, #32] 8000bfe: 4604 mov r4, r0 8000c00: 468e mov lr, r1 8000c02: 2b00 cmp r3, #0 8000c04: d14d bne.n 8000ca2 <__udivmoddi4+0xaa> 8000c06: 428a cmp r2, r1 8000c08: 4694 mov ip, r2 8000c0a: d969 bls.n 8000ce0 <__udivmoddi4+0xe8> 8000c0c: fab2 f282 clz r2, r2 8000c10: b152 cbz r2, 8000c28 <__udivmoddi4+0x30> 8000c12: fa01 f302 lsl.w r3, r1, r2 8000c16: f1c2 0120 rsb r1, r2, #32 8000c1a: fa20 f101 lsr.w r1, r0, r1 8000c1e: fa0c fc02 lsl.w ip, ip, r2 8000c22: ea41 0e03 orr.w lr, r1, r3 8000c26: 4094 lsls r4, r2 8000c28: ea4f 481c mov.w r8, ip, lsr #16 8000c2c: 0c21 lsrs r1, r4, #16 8000c2e: fbbe f6f8 udiv r6, lr, r8 8000c32: fa1f f78c uxth.w r7, ip 8000c36: fb08 e316 mls r3, r8, r6, lr 8000c3a: ea41 4303 orr.w r3, r1, r3, lsl #16 8000c3e: fb06 f107 mul.w r1, r6, r7 8000c42: 4299 cmp r1, r3 8000c44: d90a bls.n 8000c5c <__udivmoddi4+0x64> 8000c46: eb1c 0303 adds.w r3, ip, r3 8000c4a: f106 30ff add.w r0, r6, #4294967295 8000c4e: f080 811f bcs.w 8000e90 <__udivmoddi4+0x298> 8000c52: 4299 cmp r1, r3 8000c54: f240 811c bls.w 8000e90 <__udivmoddi4+0x298> 8000c58: 3e02 subs r6, #2 8000c5a: 4463 add r3, ip 8000c5c: 1a5b subs r3, r3, r1 8000c5e: b2a4 uxth r4, r4 8000c60: fbb3 f0f8 udiv r0, r3, r8 8000c64: fb08 3310 mls r3, r8, r0, r3 8000c68: ea44 4403 orr.w r4, r4, r3, lsl #16 8000c6c: fb00 f707 mul.w r7, r0, r7 8000c70: 42a7 cmp r7, r4 8000c72: d90a bls.n 8000c8a <__udivmoddi4+0x92> 8000c74: eb1c 0404 adds.w r4, ip, r4 8000c78: f100 33ff add.w r3, r0, #4294967295 8000c7c: f080 810a bcs.w 8000e94 <__udivmoddi4+0x29c> 8000c80: 42a7 cmp r7, r4 8000c82: f240 8107 bls.w 8000e94 <__udivmoddi4+0x29c> 8000c86: 4464 add r4, ip 8000c88: 3802 subs r0, #2 8000c8a: ea40 4006 orr.w r0, r0, r6, lsl #16 8000c8e: 1be4 subs r4, r4, r7 8000c90: 2600 movs r6, #0 8000c92: b11d cbz r5, 8000c9c <__udivmoddi4+0xa4> 8000c94: 40d4 lsrs r4, r2 8000c96: 2300 movs r3, #0 8000c98: e9c5 4300 strd r4, r3, [r5] 8000c9c: 4631 mov r1, r6 8000c9e: e8bd 87f0 ldmia.w sp!, {r4, r5, r6, r7, r8, r9, sl, pc} 8000ca2: 428b cmp r3, r1 8000ca4: d909 bls.n 8000cba <__udivmoddi4+0xc2> 8000ca6: 2d00 cmp r5, #0 8000ca8: f000 80ef beq.w 8000e8a <__udivmoddi4+0x292> 8000cac: 2600 movs r6, #0 8000cae: e9c5 0100 strd r0, r1, [r5] 8000cb2: 4630 mov r0, r6 8000cb4: 4631 mov r1, r6 8000cb6: e8bd 87f0 ldmia.w sp!, {r4, r5, r6, r7, r8, r9, sl, pc} 8000cba: fab3 f683 clz r6, r3 8000cbe: 2e00 cmp r6, #0 8000cc0: d14a bne.n 8000d58 <__udivmoddi4+0x160> 8000cc2: 428b cmp r3, r1 8000cc4: d302 bcc.n 8000ccc <__udivmoddi4+0xd4> 8000cc6: 4282 cmp r2, r0 8000cc8: f200 80f9 bhi.w 8000ebe <__udivmoddi4+0x2c6> 8000ccc: 1a84 subs r4, r0, r2 8000cce: eb61 0303 sbc.w r3, r1, r3 8000cd2: 2001 movs r0, #1 8000cd4: 469e mov lr, r3 8000cd6: 2d00 cmp r5, #0 8000cd8: d0e0 beq.n 8000c9c <__udivmoddi4+0xa4> 8000cda: e9c5 4e00 strd r4, lr, [r5] 8000cde: e7dd b.n 8000c9c <__udivmoddi4+0xa4> 8000ce0: b902 cbnz r2, 8000ce4 <__udivmoddi4+0xec> 8000ce2: deff udf #255 ; 0xff 8000ce4: fab2 f282 clz r2, r2 8000ce8: 2a00 cmp r2, #0 8000cea: f040 8092 bne.w 8000e12 <__udivmoddi4+0x21a> 8000cee: eba1 010c sub.w r1, r1, ip 8000cf2: ea4f 471c mov.w r7, ip, lsr #16 8000cf6: fa1f fe8c uxth.w lr, ip 8000cfa: 2601 movs r6, #1 8000cfc: 0c20 lsrs r0, r4, #16 8000cfe: fbb1 f3f7 udiv r3, r1, r7 8000d02: fb07 1113 mls r1, r7, r3, r1 8000d06: ea40 4101 orr.w r1, r0, r1, lsl #16 8000d0a: fb0e f003 mul.w r0, lr, r3 8000d0e: 4288 cmp r0, r1 8000d10: d908 bls.n 8000d24 <__udivmoddi4+0x12c> 8000d12: eb1c 0101 adds.w r1, ip, r1 8000d16: f103 38ff add.w r8, r3, #4294967295 8000d1a: d202 bcs.n 8000d22 <__udivmoddi4+0x12a> 8000d1c: 4288 cmp r0, r1 8000d1e: f200 80cb bhi.w 8000eb8 <__udivmoddi4+0x2c0> 8000d22: 4643 mov r3, r8 8000d24: 1a09 subs r1, r1, r0 8000d26: b2a4 uxth r4, r4 8000d28: fbb1 f0f7 udiv r0, r1, r7 8000d2c: fb07 1110 mls r1, r7, r0, r1 8000d30: ea44 4401 orr.w r4, r4, r1, lsl #16 8000d34: fb0e fe00 mul.w lr, lr, r0 8000d38: 45a6 cmp lr, r4 8000d3a: d908 bls.n 8000d4e <__udivmoddi4+0x156> 8000d3c: eb1c 0404 adds.w r4, ip, r4 8000d40: f100 31ff add.w r1, r0, #4294967295 8000d44: d202 bcs.n 8000d4c <__udivmoddi4+0x154> 8000d46: 45a6 cmp lr, r4 8000d48: f200 80bb bhi.w 8000ec2 <__udivmoddi4+0x2ca> 8000d4c: 4608 mov r0, r1 8000d4e: eba4 040e sub.w r4, r4, lr 8000d52: ea40 4003 orr.w r0, r0, r3, lsl #16 8000d56: e79c b.n 8000c92 <__udivmoddi4+0x9a> 8000d58: f1c6 0720 rsb r7, r6, #32 8000d5c: 40b3 lsls r3, r6 8000d5e: fa22 fc07 lsr.w ip, r2, r7 8000d62: ea4c 0c03 orr.w ip, ip, r3 8000d66: fa20 f407 lsr.w r4, r0, r7 8000d6a: fa01 f306 lsl.w r3, r1, r6 8000d6e: 431c orrs r4, r3 8000d70: 40f9 lsrs r1, r7 8000d72: ea4f 491c mov.w r9, ip, lsr #16 8000d76: fa00 f306 lsl.w r3, r0, r6 8000d7a: fbb1 f8f9 udiv r8, r1, r9 8000d7e: 0c20 lsrs r0, r4, #16 8000d80: fa1f fe8c uxth.w lr, ip 8000d84: fb09 1118 mls r1, r9, r8, r1 8000d88: ea40 4101 orr.w r1, r0, r1, lsl #16 8000d8c: fb08 f00e mul.w r0, r8, lr 8000d90: 4288 cmp r0, r1 8000d92: fa02 f206 lsl.w r2, r2, r6 8000d96: d90b bls.n 8000db0 <__udivmoddi4+0x1b8> 8000d98: eb1c 0101 adds.w r1, ip, r1 8000d9c: f108 3aff add.w sl, r8, #4294967295 8000da0: f080 8088 bcs.w 8000eb4 <__udivmoddi4+0x2bc> 8000da4: 4288 cmp r0, r1 8000da6: f240 8085 bls.w 8000eb4 <__udivmoddi4+0x2bc> 8000daa: f1a8 0802 sub.w r8, r8, #2 8000dae: 4461 add r1, ip 8000db0: 1a09 subs r1, r1, r0 8000db2: b2a4 uxth r4, r4 8000db4: fbb1 f0f9 udiv r0, r1, r9 8000db8: fb09 1110 mls r1, r9, r0, r1 8000dbc: ea44 4101 orr.w r1, r4, r1, lsl #16 8000dc0: fb00 fe0e mul.w lr, r0, lr 8000dc4: 458e cmp lr, r1 8000dc6: d908 bls.n 8000dda <__udivmoddi4+0x1e2> 8000dc8: eb1c 0101 adds.w r1, ip, r1 8000dcc: f100 34ff add.w r4, r0, #4294967295 8000dd0: d26c bcs.n 8000eac <__udivmoddi4+0x2b4> 8000dd2: 458e cmp lr, r1 8000dd4: d96a bls.n 8000eac <__udivmoddi4+0x2b4> 8000dd6: 3802 subs r0, #2 8000dd8: 4461 add r1, ip 8000dda: ea40 4008 orr.w r0, r0, r8, lsl #16 8000dde: fba0 9402 umull r9, r4, r0, r2 8000de2: eba1 010e sub.w r1, r1, lr 8000de6: 42a1 cmp r1, r4 8000de8: 46c8 mov r8, r9 8000dea: 46a6 mov lr, r4 8000dec: d356 bcc.n 8000e9c <__udivmoddi4+0x2a4> 8000dee: d053 beq.n 8000e98 <__udivmoddi4+0x2a0> 8000df0: b15d cbz r5, 8000e0a <__udivmoddi4+0x212> 8000df2: ebb3 0208 subs.w r2, r3, r8 8000df6: eb61 010e sbc.w r1, r1, lr 8000dfa: fa01 f707 lsl.w r7, r1, r7 8000dfe: fa22 f306 lsr.w r3, r2, r6 8000e02: 40f1 lsrs r1, r6 8000e04: 431f orrs r7, r3 8000e06: e9c5 7100 strd r7, r1, [r5] 8000e0a: 2600 movs r6, #0 8000e0c: 4631 mov r1, r6 8000e0e: e8bd 87f0 ldmia.w sp!, {r4, r5, r6, r7, r8, r9, sl, pc} 8000e12: f1c2 0320 rsb r3, r2, #32 8000e16: 40d8 lsrs r0, r3 8000e18: fa0c fc02 lsl.w ip, ip, r2 8000e1c: fa21 f303 lsr.w r3, r1, r3 8000e20: 4091 lsls r1, r2 8000e22: 4301 orrs r1, r0 8000e24: ea4f 471c mov.w r7, ip, lsr #16 8000e28: fa1f fe8c uxth.w lr, ip 8000e2c: fbb3 f0f7 udiv r0, r3, r7 8000e30: fb07 3610 mls r6, r7, r0, r3 8000e34: 0c0b lsrs r3, r1, #16 8000e36: ea43 4306 orr.w r3, r3, r6, lsl #16 8000e3a: fb00 f60e mul.w r6, r0, lr 8000e3e: 429e cmp r6, r3 8000e40: fa04 f402 lsl.w r4, r4, r2 8000e44: d908 bls.n 8000e58 <__udivmoddi4+0x260> 8000e46: eb1c 0303 adds.w r3, ip, r3 8000e4a: f100 38ff add.w r8, r0, #4294967295 8000e4e: d22f bcs.n 8000eb0 <__udivmoddi4+0x2b8> 8000e50: 429e cmp r6, r3 8000e52: d92d bls.n 8000eb0 <__udivmoddi4+0x2b8> 8000e54: 3802 subs r0, #2 8000e56: 4463 add r3, ip 8000e58: 1b9b subs r3, r3, r6 8000e5a: b289 uxth r1, r1 8000e5c: fbb3 f6f7 udiv r6, r3, r7 8000e60: fb07 3316 mls r3, r7, r6, r3 8000e64: ea41 4103 orr.w r1, r1, r3, lsl #16 8000e68: fb06 f30e mul.w r3, r6, lr 8000e6c: 428b cmp r3, r1 8000e6e: d908 bls.n 8000e82 <__udivmoddi4+0x28a> 8000e70: eb1c 0101 adds.w r1, ip, r1 8000e74: f106 38ff add.w r8, r6, #4294967295 8000e78: d216 bcs.n 8000ea8 <__udivmoddi4+0x2b0> 8000e7a: 428b cmp r3, r1 8000e7c: d914 bls.n 8000ea8 <__udivmoddi4+0x2b0> 8000e7e: 3e02 subs r6, #2 8000e80: 4461 add r1, ip 8000e82: 1ac9 subs r1, r1, r3 8000e84: ea46 4600 orr.w r6, r6, r0, lsl #16 8000e88: e738 b.n 8000cfc <__udivmoddi4+0x104> 8000e8a: 462e mov r6, r5 8000e8c: 4628 mov r0, r5 8000e8e: e705 b.n 8000c9c <__udivmoddi4+0xa4> 8000e90: 4606 mov r6, r0 8000e92: e6e3 b.n 8000c5c <__udivmoddi4+0x64> 8000e94: 4618 mov r0, r3 8000e96: e6f8 b.n 8000c8a <__udivmoddi4+0x92> 8000e98: 454b cmp r3, r9 8000e9a: d2a9 bcs.n 8000df0 <__udivmoddi4+0x1f8> 8000e9c: ebb9 0802 subs.w r8, r9, r2 8000ea0: eb64 0e0c sbc.w lr, r4, ip 8000ea4: 3801 subs r0, #1 8000ea6: e7a3 b.n 8000df0 <__udivmoddi4+0x1f8> 8000ea8: 4646 mov r6, r8 8000eaa: e7ea b.n 8000e82 <__udivmoddi4+0x28a> 8000eac: 4620 mov r0, r4 8000eae: e794 b.n 8000dda <__udivmoddi4+0x1e2> 8000eb0: 4640 mov r0, r8 8000eb2: e7d1 b.n 8000e58 <__udivmoddi4+0x260> 8000eb4: 46d0 mov r8, sl 8000eb6: e77b b.n 8000db0 <__udivmoddi4+0x1b8> 8000eb8: 3b02 subs r3, #2 8000eba: 4461 add r1, ip 8000ebc: e732 b.n 8000d24 <__udivmoddi4+0x12c> 8000ebe: 4630 mov r0, r6 8000ec0: e709 b.n 8000cd6 <__udivmoddi4+0xde> 8000ec2: 4464 add r4, ip 8000ec4: 3802 subs r0, #2 8000ec6: e742 b.n 8000d4e <__udivmoddi4+0x156> 08000ec8 <__aeabi_idiv0>: 8000ec8: 4770 bx lr 8000eca: bf00 nop 08000ecc
: /** * @brief The application entry point. * @retval int */ int main(void) { 8000ecc: b580 push {r7, lr} 8000ece: b084 sub sp, #16 8000ed0: af00 add r7, sp, #0 /* USER CODE END 1 */ /* MCU Configuration--------------------------------------------------------*/ /* Reset of all peripherals, Initializes the Flash interface and the Systick. */ HAL_Init(); 8000ed2: f000 fd57 bl 8001984 /* USER CODE BEGIN Init */ /* USER CODE END Init */ /* Configure the system clock */ SystemClock_Config(); 8000ed6: f000 f857 bl 8000f88 /* USER CODE BEGIN SysInit */ /* USER CODE END SysInit */ /* Initialize all configured peripherals */ MX_GPIO_Init(); 8000eda: f000 f971 bl 80011c0 MX_LWIP_Init(); 8000ede: f003 fbc7 bl 8004670 MX_FMC_Init(); 8000ee2: f000 f90b bl 80010fc MX_TIM3_Init(); 8000ee6: f000 f8bb bl 8001060 /* USER CODE BEGIN 2 */ struct udp_pcb * pcb = udp_new(); 8000eea: f00b fd79 bl 800c9e0 8000eee: 60f8 str r0, [r7, #12] sock_init(pcb); 8000ef0: 68f8 ldr r0, [r7, #12] 8000ef2: f000 fa0b bl 800130c memset(msg, 0, sizeof msg); 8000ef6: f44f 62af mov.w r2, #1400 ; 0x578 8000efa: 2100 movs r1, #0 8000efc: 481e ldr r0, [pc, #120] ; (8000f78 ) 8000efe: f010 f8cb bl 8011098 msg[0] = 1; 8000f02: 4b1d ldr r3, [pc, #116] ; (8000f78 ) 8000f04: 2201 movs r2, #1 8000f06: 701a strb r2, [r3, #0] msg[1] = 2; 8000f08: 4b1b ldr r3, [pc, #108] ; (8000f78 ) 8000f0a: 2202 movs r2, #2 8000f0c: 705a strb r2, [r3, #1] msg[2] = 3; 8000f0e: 4b1a ldr r3, [pc, #104] ; (8000f78 ) 8000f10: 2203 movs r2, #3 8000f12: 709a strb r2, [r3, #2] msg[3] = 4; 8000f14: 4b18 ldr r3, [pc, #96] ; (8000f78 ) 8000f16: 2204 movs r2, #4 8000f18: 70da strb r2, [r3, #3] struct pbuf *p = pbuf_alloc(0, sizeof msg, PBUF_RAM); 8000f1a: f44f 7220 mov.w r2, #640 ; 0x280 8000f1e: f44f 61af mov.w r1, #1400 ; 0x578 8000f22: 2000 movs r0, #0 8000f24: f005 f864 bl 8005ff0 8000f28: 60b8 str r0, [r7, #8] uint32_t br_addr = ipaddr_addr("10.1.1.255"); 8000f2a: 4814 ldr r0, [pc, #80] ; (8000f7c ) 8000f2c: f00f f805 bl 800ff3a 8000f30: 4603 mov r3, r0 8000f32: 603b str r3, [r7, #0] u16_t br_port = 50000U; 8000f34: f24c 3350 movw r3, #50000 ; 0xc350 8000f38: 80fb strh r3, [r7, #6] set_pbuf_params(p, sizeof msg); 8000f3a: f44f 61af mov.w r1, #1400 ; 0x578 8000f3e: 68b8 ldr r0, [r7, #8] 8000f40: f000 f9c8 bl 80012d4 // timer start if (HAL_TIM_Base_Start_IT(&htim3) != HAL_OK) 8000f44: 480e ldr r0, [pc, #56] ; (8000f80 ) 8000f46: f002 fe49 bl 8003bdc 8000f4a: 4603 mov r3, r0 8000f4c: 2b00 cmp r3, #0 8000f4e: d001 beq.n 8000f54 { /* Starting Error */ Error_Handler(); 8000f50: f000 fa72 bl 8001438 /* Infinite loop */ /* USER CODE BEGIN WHILE */ while (1) { MX_LWIP_Process(); 8000f54: f003 fbfa bl 800474c if (br_counter > 100) 8000f58: 4b0a ldr r3, [pc, #40] ; (8000f84 ) 8000f5a: 681b ldr r3, [r3, #0] 8000f5c: 2b64 cmp r3, #100 ; 0x64 8000f5e: d9f9 bls.n 8000f54 { err_t errok = udp_sendto(pcb, p, (ip_addr_t*)&br_addr, br_port); 8000f60: 88fb ldrh r3, [r7, #6] 8000f62: 463a mov r2, r7 8000f64: 68b9 ldr r1, [r7, #8] 8000f66: 68f8 ldr r0, [r7, #12] 8000f68: f00b fa2c bl 800c3c4 8000f6c: 4603 mov r3, r0 8000f6e: 717b strb r3, [r7, #5] br_counter = 0; 8000f70: 4b04 ldr r3, [pc, #16] ; (8000f84 ) 8000f72: 2200 movs r2, #0 8000f74: 601a str r2, [r3, #0] MX_LWIP_Process(); 8000f76: e7ed b.n 8000f54 8000f78: 20000a98 .word 0x20000a98 8000f7c: 08015ba0 .word 0x08015ba0 8000f80: 200009fc .word 0x200009fc 8000f84: 20000a94 .word 0x20000a94 08000f88 : /** * @brief System Clock Configuration * @retval None */ void SystemClock_Config(void) { 8000f88: b580 push {r7, lr} 8000f8a: b094 sub sp, #80 ; 0x50 8000f8c: af00 add r7, sp, #0 RCC_OscInitTypeDef RCC_OscInitStruct = {0}; 8000f8e: f107 0320 add.w r3, r7, #32 8000f92: 2230 movs r2, #48 ; 0x30 8000f94: 2100 movs r1, #0 8000f96: 4618 mov r0, r3 8000f98: f010 f87e bl 8011098 RCC_ClkInitTypeDef RCC_ClkInitStruct = {0}; 8000f9c: f107 030c add.w r3, r7, #12 8000fa0: 2200 movs r2, #0 8000fa2: 601a str r2, [r3, #0] 8000fa4: 605a str r2, [r3, #4] 8000fa6: 609a str r2, [r3, #8] 8000fa8: 60da str r2, [r3, #12] 8000faa: 611a str r2, [r3, #16] /** Configure the main internal regulator output voltage */ __HAL_RCC_PWR_CLK_ENABLE(); 8000fac: 2300 movs r3, #0 8000fae: 60bb str r3, [r7, #8] 8000fb0: 4b29 ldr r3, [pc, #164] ; (8001058 ) 8000fb2: 6c1b ldr r3, [r3, #64] ; 0x40 8000fb4: 4a28 ldr r2, [pc, #160] ; (8001058 ) 8000fb6: f043 5380 orr.w r3, r3, #268435456 ; 0x10000000 8000fba: 6413 str r3, [r2, #64] ; 0x40 8000fbc: 4b26 ldr r3, [pc, #152] ; (8001058 ) 8000fbe: 6c1b ldr r3, [r3, #64] ; 0x40 8000fc0: f003 5380 and.w r3, r3, #268435456 ; 0x10000000 8000fc4: 60bb str r3, [r7, #8] 8000fc6: 68bb ldr r3, [r7, #8] __HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE3); 8000fc8: 2300 movs r3, #0 8000fca: 607b str r3, [r7, #4] 8000fcc: 4b23 ldr r3, [pc, #140] ; (800105c ) 8000fce: 681b ldr r3, [r3, #0] 8000fd0: f423 4340 bic.w r3, r3, #49152 ; 0xc000 8000fd4: 4a21 ldr r2, [pc, #132] ; (800105c ) 8000fd6: f443 4380 orr.w r3, r3, #16384 ; 0x4000 8000fda: 6013 str r3, [r2, #0] 8000fdc: 4b1f ldr r3, [pc, #124] ; (800105c ) 8000fde: 681b ldr r3, [r3, #0] 8000fe0: f403 4340 and.w r3, r3, #49152 ; 0xc000 8000fe4: 607b str r3, [r7, #4] 8000fe6: 687b ldr r3, [r7, #4] /** Initializes the RCC Oscillators according to the specified parameters * in the RCC_OscInitTypeDef structure. */ RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSI; 8000fe8: 2302 movs r3, #2 8000fea: 623b str r3, [r7, #32] RCC_OscInitStruct.HSIState = RCC_HSI_ON; 8000fec: 2301 movs r3, #1 8000fee: 62fb str r3, [r7, #44] ; 0x2c RCC_OscInitStruct.HSICalibrationValue = RCC_HSICALIBRATION_DEFAULT; 8000ff0: 2310 movs r3, #16 8000ff2: 633b str r3, [r7, #48] ; 0x30 RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON; 8000ff4: 2302 movs r3, #2 8000ff6: 63bb str r3, [r7, #56] ; 0x38 RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSI; 8000ff8: 2300 movs r3, #0 8000ffa: 63fb str r3, [r7, #60] ; 0x3c RCC_OscInitStruct.PLL.PLLM = 8; 8000ffc: 2308 movs r3, #8 8000ffe: 643b str r3, [r7, #64] ; 0x40 RCC_OscInitStruct.PLL.PLLN = 100; 8001000: 2364 movs r3, #100 ; 0x64 8001002: 647b str r3, [r7, #68] ; 0x44 RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2; 8001004: 2302 movs r3, #2 8001006: 64bb str r3, [r7, #72] ; 0x48 RCC_OscInitStruct.PLL.PLLQ = 4; 8001008: 2304 movs r3, #4 800100a: 64fb str r3, [r7, #76] ; 0x4c if (HAL_RCC_OscConfig(&RCC_OscInitStruct) != HAL_OK) 800100c: f107 0320 add.w r3, r7, #32 8001010: 4618 mov r0, r3 8001012: f002 f91b bl 800324c 8001016: 4603 mov r3, r0 8001018: 2b00 cmp r3, #0 800101a: d001 beq.n 8001020 { Error_Handler(); 800101c: f000 fa0c bl 8001438 } /** Initializes the CPU, AHB and APB buses clocks */ RCC_ClkInitStruct.ClockType = RCC_CLOCKTYPE_HCLK|RCC_CLOCKTYPE_SYSCLK 8001020: 230f movs r3, #15 8001022: 60fb str r3, [r7, #12] |RCC_CLOCKTYPE_PCLK1|RCC_CLOCKTYPE_PCLK2; RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK; 8001024: 2302 movs r3, #2 8001026: 613b str r3, [r7, #16] RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1; 8001028: 2300 movs r3, #0 800102a: 617b str r3, [r7, #20] RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4; 800102c: f44f 53a0 mov.w r3, #5120 ; 0x1400 8001030: 61bb str r3, [r7, #24] RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2; 8001032: f44f 5380 mov.w r3, #4096 ; 0x1000 8001036: 61fb str r3, [r7, #28] if (HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_3) != HAL_OK) 8001038: f107 030c add.w r3, r7, #12 800103c: 2103 movs r1, #3 800103e: 4618 mov r0, r3 8001040: f002 fb7c bl 800373c 8001044: 4603 mov r3, r0 8001046: 2b00 cmp r3, #0 8001048: d001 beq.n 800104e { Error_Handler(); 800104a: f000 f9f5 bl 8001438 } } 800104e: bf00 nop 8001050: 3750 adds r7, #80 ; 0x50 8001052: 46bd mov sp, r7 8001054: bd80 pop {r7, pc} 8001056: bf00 nop 8001058: 40023800 .word 0x40023800 800105c: 40007000 .word 0x40007000 08001060 : * @brief TIM3 Initialization Function * @param None * @retval None */ static void MX_TIM3_Init(void) { 8001060: b580 push {r7, lr} 8001062: b086 sub sp, #24 8001064: af00 add r7, sp, #0 /* USER CODE BEGIN TIM3_Init 0 */ /* USER CODE END TIM3_Init 0 */ TIM_ClockConfigTypeDef sClockSourceConfig = {0}; 8001066: f107 0308 add.w r3, r7, #8 800106a: 2200 movs r2, #0 800106c: 601a str r2, [r3, #0] 800106e: 605a str r2, [r3, #4] 8001070: 609a str r2, [r3, #8] 8001072: 60da str r2, [r3, #12] TIM_MasterConfigTypeDef sMasterConfig = {0}; 8001074: 463b mov r3, r7 8001076: 2200 movs r2, #0 8001078: 601a str r2, [r3, #0] 800107a: 605a str r2, [r3, #4] /* USER CODE BEGIN TIM3_Init 1 */ /* USER CODE END TIM3_Init 1 */ htim3.Instance = TIM3; 800107c: 4b1d ldr r3, [pc, #116] ; (80010f4 ) 800107e: 4a1e ldr r2, [pc, #120] ; (80010f8 ) 8001080: 601a str r2, [r3, #0] htim3.Init.Prescaler = 22; 8001082: 4b1c ldr r3, [pc, #112] ; (80010f4 ) 8001084: 2216 movs r2, #22 8001086: 605a str r2, [r3, #4] htim3.Init.CounterMode = TIM_COUNTERMODE_UP; 8001088: 4b1a ldr r3, [pc, #104] ; (80010f4 ) 800108a: 2200 movs r2, #0 800108c: 609a str r2, [r3, #8] htim3.Init.Period = 2170; 800108e: 4b19 ldr r3, [pc, #100] ; (80010f4 ) 8001090: f640 027a movw r2, #2170 ; 0x87a 8001094: 60da str r2, [r3, #12] htim3.Init.ClockDivision = TIM_CLOCKDIVISION_DIV1; 8001096: 4b17 ldr r3, [pc, #92] ; (80010f4 ) 8001098: 2200 movs r2, #0 800109a: 611a str r2, [r3, #16] htim3.Init.AutoReloadPreload = TIM_AUTORELOAD_PRELOAD_DISABLE; 800109c: 4b15 ldr r3, [pc, #84] ; (80010f4 ) 800109e: 2200 movs r2, #0 80010a0: 619a str r2, [r3, #24] if (HAL_TIM_Base_Init(&htim3) != HAL_OK) 80010a2: 4814 ldr r0, [pc, #80] ; (80010f4 ) 80010a4: f002 fd4a bl 8003b3c 80010a8: 4603 mov r3, r0 80010aa: 2b00 cmp r3, #0 80010ac: d001 beq.n 80010b2 { Error_Handler(); 80010ae: f000 f9c3 bl 8001438 } sClockSourceConfig.ClockSource = TIM_CLOCKSOURCE_INTERNAL; 80010b2: f44f 5380 mov.w r3, #4096 ; 0x1000 80010b6: 60bb str r3, [r7, #8] if (HAL_TIM_ConfigClockSource(&htim3, &sClockSourceConfig) != HAL_OK) 80010b8: f107 0308 add.w r3, r7, #8 80010bc: 4619 mov r1, r3 80010be: 480d ldr r0, [pc, #52] ; (80010f4 ) 80010c0: f002 ff04 bl 8003ecc 80010c4: 4603 mov r3, r0 80010c6: 2b00 cmp r3, #0 80010c8: d001 beq.n 80010ce { Error_Handler(); 80010ca: f000 f9b5 bl 8001438 } sMasterConfig.MasterOutputTrigger = TIM_TRGO_RESET; 80010ce: 2300 movs r3, #0 80010d0: 603b str r3, [r7, #0] sMasterConfig.MasterSlaveMode = TIM_MASTERSLAVEMODE_DISABLE; 80010d2: 2300 movs r3, #0 80010d4: 607b str r3, [r7, #4] if (HAL_TIMEx_MasterConfigSynchronization(&htim3, &sMasterConfig) != HAL_OK) 80010d6: 463b mov r3, r7 80010d8: 4619 mov r1, r3 80010da: 4806 ldr r0, [pc, #24] ; (80010f4 ) 80010dc: f003 f92a bl 8004334 80010e0: 4603 mov r3, r0 80010e2: 2b00 cmp r3, #0 80010e4: d001 beq.n 80010ea { Error_Handler(); 80010e6: f000 f9a7 bl 8001438 } /* USER CODE BEGIN TIM3_Init 2 */ /* USER CODE END TIM3_Init 2 */ } 80010ea: bf00 nop 80010ec: 3718 adds r7, #24 80010ee: 46bd mov sp, r7 80010f0: bd80 pop {r7, pc} 80010f2: bf00 nop 80010f4: 200009fc .word 0x200009fc 80010f8: 40000400 .word 0x40000400 080010fc : /* FMC initialization function */ static void MX_FMC_Init(void) { 80010fc: b580 push {r7, lr} 80010fe: b088 sub sp, #32 8001100: af00 add r7, sp, #0 /* USER CODE BEGIN FMC_Init 0 */ /* USER CODE END FMC_Init 0 */ FMC_NORSRAM_TimingTypeDef Timing = {0}; 8001102: 1d3b adds r3, r7, #4 8001104: 2200 movs r2, #0 8001106: 601a str r2, [r3, #0] 8001108: 605a str r2, [r3, #4] 800110a: 609a str r2, [r3, #8] 800110c: 60da str r2, [r3, #12] 800110e: 611a str r2, [r3, #16] 8001110: 615a str r2, [r3, #20] 8001112: 619a str r2, [r3, #24] /* USER CODE END FMC_Init 1 */ /** Perform the SRAM1 memory initialization sequence */ hsram1.Instance = FMC_NORSRAM_DEVICE; 8001114: 4b28 ldr r3, [pc, #160] ; (80011b8 ) 8001116: f04f 4220 mov.w r2, #2684354560 ; 0xa0000000 800111a: 601a str r2, [r3, #0] hsram1.Extended = FMC_NORSRAM_EXTENDED_DEVICE; 800111c: 4b26 ldr r3, [pc, #152] ; (80011b8 ) 800111e: 4a27 ldr r2, [pc, #156] ; (80011bc ) 8001120: 605a str r2, [r3, #4] /* hsram1.Init */ hsram1.Init.NSBank = FMC_NORSRAM_BANK1; 8001122: 4b25 ldr r3, [pc, #148] ; (80011b8 ) 8001124: 2200 movs r2, #0 8001126: 609a str r2, [r3, #8] hsram1.Init.DataAddressMux = FMC_DATA_ADDRESS_MUX_DISABLE; 8001128: 4b23 ldr r3, [pc, #140] ; (80011b8 ) 800112a: 2200 movs r2, #0 800112c: 60da str r2, [r3, #12] hsram1.Init.MemoryType = FMC_MEMORY_TYPE_SRAM; 800112e: 4b22 ldr r3, [pc, #136] ; (80011b8 ) 8001130: 2200 movs r2, #0 8001132: 611a str r2, [r3, #16] hsram1.Init.MemoryDataWidth = FMC_NORSRAM_MEM_BUS_WIDTH_16; 8001134: 4b20 ldr r3, [pc, #128] ; (80011b8 ) 8001136: 2210 movs r2, #16 8001138: 615a str r2, [r3, #20] hsram1.Init.BurstAccessMode = FMC_BURST_ACCESS_MODE_DISABLE; 800113a: 4b1f ldr r3, [pc, #124] ; (80011b8 ) 800113c: 2200 movs r2, #0 800113e: 619a str r2, [r3, #24] hsram1.Init.WaitSignalPolarity = FMC_WAIT_SIGNAL_POLARITY_LOW; 8001140: 4b1d ldr r3, [pc, #116] ; (80011b8 ) 8001142: 2200 movs r2, #0 8001144: 61da str r2, [r3, #28] hsram1.Init.WrapMode = FMC_WRAP_MODE_DISABLE; 8001146: 4b1c ldr r3, [pc, #112] ; (80011b8 ) 8001148: 2200 movs r2, #0 800114a: 621a str r2, [r3, #32] hsram1.Init.WaitSignalActive = FMC_WAIT_TIMING_BEFORE_WS; 800114c: 4b1a ldr r3, [pc, #104] ; (80011b8 ) 800114e: 2200 movs r2, #0 8001150: 625a str r2, [r3, #36] ; 0x24 hsram1.Init.WriteOperation = FMC_WRITE_OPERATION_ENABLE; 8001152: 4b19 ldr r3, [pc, #100] ; (80011b8 ) 8001154: f44f 5280 mov.w r2, #4096 ; 0x1000 8001158: 629a str r2, [r3, #40] ; 0x28 hsram1.Init.WaitSignal = FMC_WAIT_SIGNAL_DISABLE; 800115a: 4b17 ldr r3, [pc, #92] ; (80011b8 ) 800115c: 2200 movs r2, #0 800115e: 62da str r2, [r3, #44] ; 0x2c hsram1.Init.ExtendedMode = FMC_EXTENDED_MODE_DISABLE; 8001160: 4b15 ldr r3, [pc, #84] ; (80011b8 ) 8001162: 2200 movs r2, #0 8001164: 631a str r2, [r3, #48] ; 0x30 hsram1.Init.AsynchronousWait = FMC_ASYNCHRONOUS_WAIT_DISABLE; 8001166: 4b14 ldr r3, [pc, #80] ; (80011b8 ) 8001168: 2200 movs r2, #0 800116a: 635a str r2, [r3, #52] ; 0x34 hsram1.Init.WriteBurst = FMC_WRITE_BURST_DISABLE; 800116c: 4b12 ldr r3, [pc, #72] ; (80011b8 ) 800116e: 2200 movs r2, #0 8001170: 639a str r2, [r3, #56] ; 0x38 hsram1.Init.ContinuousClock = FMC_CONTINUOUS_CLOCK_SYNC_ONLY; 8001172: 4b11 ldr r3, [pc, #68] ; (80011b8 ) 8001174: 2200 movs r2, #0 8001176: 63da str r2, [r3, #60] ; 0x3c hsram1.Init.PageSize = FMC_PAGE_SIZE_NONE; 8001178: 4b0f ldr r3, [pc, #60] ; (80011b8 ) 800117a: 2200 movs r2, #0 800117c: 645a str r2, [r3, #68] ; 0x44 /* Timing */ Timing.AddressSetupTime = 15; 800117e: 230f movs r3, #15 8001180: 607b str r3, [r7, #4] Timing.AddressHoldTime = 15; 8001182: 230f movs r3, #15 8001184: 60bb str r3, [r7, #8] Timing.DataSetupTime = 255; 8001186: 23ff movs r3, #255 ; 0xff 8001188: 60fb str r3, [r7, #12] Timing.BusTurnAroundDuration = 15; 800118a: 230f movs r3, #15 800118c: 613b str r3, [r7, #16] Timing.CLKDivision = 16; 800118e: 2310 movs r3, #16 8001190: 617b str r3, [r7, #20] Timing.DataLatency = 17; 8001192: 2311 movs r3, #17 8001194: 61bb str r3, [r7, #24] Timing.AccessMode = FMC_ACCESS_MODE_A; 8001196: 2300 movs r3, #0 8001198: 61fb str r3, [r7, #28] /* ExtTiming */ if (HAL_SRAM_Init(&hsram1, &Timing, NULL) != HAL_OK) 800119a: 1d3b adds r3, r7, #4 800119c: 2200 movs r2, #0 800119e: 4619 mov r1, r3 80011a0: 4805 ldr r0, [pc, #20] ; (80011b8 ) 80011a2: f002 fc83 bl 8003aac 80011a6: 4603 mov r3, r0 80011a8: 2b00 cmp r3, #0 80011aa: d001 beq.n 80011b0 { Error_Handler( ); 80011ac: f000 f944 bl 8001438 } /* USER CODE BEGIN FMC_Init 2 */ /* USER CODE END FMC_Init 2 */ } 80011b0: bf00 nop 80011b2: 3720 adds r7, #32 80011b4: 46bd mov sp, r7 80011b6: bd80 pop {r7, pc} 80011b8: 20000a44 .word 0x20000a44 80011bc: a0000104 .word 0xa0000104 080011c0 : * @brief GPIO Initialization Function * @param None * @retval None */ static void MX_GPIO_Init(void) { 80011c0: b580 push {r7, lr} 80011c2: b08c sub sp, #48 ; 0x30 80011c4: af00 add r7, sp, #0 GPIO_InitTypeDef GPIO_InitStruct = {0}; 80011c6: f107 031c add.w r3, r7, #28 80011ca: 2200 movs r2, #0 80011cc: 601a str r2, [r3, #0] 80011ce: 605a str r2, [r3, #4] 80011d0: 609a str r2, [r3, #8] 80011d2: 60da str r2, [r3, #12] 80011d4: 611a str r2, [r3, #16] /* GPIO Ports Clock Enable */ __HAL_RCC_GPIOE_CLK_ENABLE(); 80011d6: 2300 movs r3, #0 80011d8: 61bb str r3, [r7, #24] 80011da: 4b3c ldr r3, [pc, #240] ; (80012cc ) 80011dc: 6b1b ldr r3, [r3, #48] ; 0x30 80011de: 4a3b ldr r2, [pc, #236] ; (80012cc ) 80011e0: f043 0310 orr.w r3, r3, #16 80011e4: 6313 str r3, [r2, #48] ; 0x30 80011e6: 4b39 ldr r3, [pc, #228] ; (80012cc ) 80011e8: 6b1b ldr r3, [r3, #48] ; 0x30 80011ea: f003 0310 and.w r3, r3, #16 80011ee: 61bb str r3, [r7, #24] 80011f0: 69bb ldr r3, [r7, #24] __HAL_RCC_GPIOC_CLK_ENABLE(); 80011f2: 2300 movs r3, #0 80011f4: 617b str r3, [r7, #20] 80011f6: 4b35 ldr r3, [pc, #212] ; (80012cc ) 80011f8: 6b1b ldr r3, [r3, #48] ; 0x30 80011fa: 4a34 ldr r2, [pc, #208] ; (80012cc ) 80011fc: f043 0304 orr.w r3, r3, #4 8001200: 6313 str r3, [r2, #48] ; 0x30 8001202: 4b32 ldr r3, [pc, #200] ; (80012cc ) 8001204: 6b1b ldr r3, [r3, #48] ; 0x30 8001206: f003 0304 and.w r3, r3, #4 800120a: 617b str r3, [r7, #20] 800120c: 697b ldr r3, [r7, #20] __HAL_RCC_GPIOF_CLK_ENABLE(); 800120e: 2300 movs r3, #0 8001210: 613b str r3, [r7, #16] 8001212: 4b2e ldr r3, [pc, #184] ; (80012cc ) 8001214: 6b1b ldr r3, [r3, #48] ; 0x30 8001216: 4a2d ldr r2, [pc, #180] ; (80012cc ) 8001218: f043 0320 orr.w r3, r3, #32 800121c: 6313 str r3, [r2, #48] ; 0x30 800121e: 4b2b ldr r3, [pc, #172] ; (80012cc ) 8001220: 6b1b ldr r3, [r3, #48] ; 0x30 8001222: f003 0320 and.w r3, r3, #32 8001226: 613b str r3, [r7, #16] 8001228: 693b ldr r3, [r7, #16] __HAL_RCC_GPIOA_CLK_ENABLE(); 800122a: 2300 movs r3, #0 800122c: 60fb str r3, [r7, #12] 800122e: 4b27 ldr r3, [pc, #156] ; (80012cc ) 8001230: 6b1b ldr r3, [r3, #48] ; 0x30 8001232: 4a26 ldr r2, [pc, #152] ; (80012cc ) 8001234: f043 0301 orr.w r3, r3, #1 8001238: 6313 str r3, [r2, #48] ; 0x30 800123a: 4b24 ldr r3, [pc, #144] ; (80012cc ) 800123c: 6b1b ldr r3, [r3, #48] ; 0x30 800123e: f003 0301 and.w r3, r3, #1 8001242: 60fb str r3, [r7, #12] 8001244: 68fb ldr r3, [r7, #12] __HAL_RCC_GPIOG_CLK_ENABLE(); 8001246: 2300 movs r3, #0 8001248: 60bb str r3, [r7, #8] 800124a: 4b20 ldr r3, [pc, #128] ; (80012cc ) 800124c: 6b1b ldr r3, [r3, #48] ; 0x30 800124e: 4a1f ldr r2, [pc, #124] ; (80012cc ) 8001250: f043 0340 orr.w r3, r3, #64 ; 0x40 8001254: 6313 str r3, [r2, #48] ; 0x30 8001256: 4b1d ldr r3, [pc, #116] ; (80012cc ) 8001258: 6b1b ldr r3, [r3, #48] ; 0x30 800125a: f003 0340 and.w r3, r3, #64 ; 0x40 800125e: 60bb str r3, [r7, #8] 8001260: 68bb ldr r3, [r7, #8] __HAL_RCC_GPIOB_CLK_ENABLE(); 8001262: 2300 movs r3, #0 8001264: 607b str r3, [r7, #4] 8001266: 4b19 ldr r3, [pc, #100] ; (80012cc ) 8001268: 6b1b ldr r3, [r3, #48] ; 0x30 800126a: 4a18 ldr r2, [pc, #96] ; (80012cc ) 800126c: f043 0302 orr.w r3, r3, #2 8001270: 6313 str r3, [r2, #48] ; 0x30 8001272: 4b16 ldr r3, [pc, #88] ; (80012cc ) 8001274: 6b1b ldr r3, [r3, #48] ; 0x30 8001276: f003 0302 and.w r3, r3, #2 800127a: 607b str r3, [r7, #4] 800127c: 687b ldr r3, [r7, #4] __HAL_RCC_GPIOD_CLK_ENABLE(); 800127e: 2300 movs r3, #0 8001280: 603b str r3, [r7, #0] 8001282: 4b12 ldr r3, [pc, #72] ; (80012cc ) 8001284: 6b1b ldr r3, [r3, #48] ; 0x30 8001286: 4a11 ldr r2, [pc, #68] ; (80012cc ) 8001288: f043 0308 orr.w r3, r3, #8 800128c: 6313 str r3, [r2, #48] ; 0x30 800128e: 4b0f ldr r3, [pc, #60] ; (80012cc ) 8001290: 6b1b ldr r3, [r3, #48] ; 0x30 8001292: f003 0308 and.w r3, r3, #8 8001296: 603b str r3, [r7, #0] 8001298: 683b ldr r3, [r7, #0] /*Configure GPIO pin Output Level */ HAL_GPIO_WritePin(GPIOC, GPIO_PIN_14, GPIO_PIN_RESET); 800129a: 2200 movs r2, #0 800129c: f44f 4180 mov.w r1, #16384 ; 0x4000 80012a0: 480b ldr r0, [pc, #44] ; (80012d0 ) 80012a2: f001 ffb9 bl 8003218 /*Configure GPIO pin : PC14 */ GPIO_InitStruct.Pin = GPIO_PIN_14; 80012a6: f44f 4380 mov.w r3, #16384 ; 0x4000 80012aa: 61fb str r3, [r7, #28] GPIO_InitStruct.Mode = GPIO_MODE_OUTPUT_PP; 80012ac: 2301 movs r3, #1 80012ae: 623b str r3, [r7, #32] GPIO_InitStruct.Pull = GPIO_NOPULL; 80012b0: 2300 movs r3, #0 80012b2: 627b str r3, [r7, #36] ; 0x24 GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_LOW; 80012b4: 2300 movs r3, #0 80012b6: 62bb str r3, [r7, #40] ; 0x28 HAL_GPIO_Init(GPIOC, &GPIO_InitStruct); 80012b8: f107 031c add.w r3, r7, #28 80012bc: 4619 mov r1, r3 80012be: 4804 ldr r0, [pc, #16] ; (80012d0 ) 80012c0: f001 fdfe bl 8002ec0 } 80012c4: bf00 nop 80012c6: 3730 adds r7, #48 ; 0x30 80012c8: 46bd mov sp, r7 80012ca: bd80 pop {r7, pc} 80012cc: 40023800 .word 0x40023800 80012d0: 40020800 .word 0x40020800 080012d4 : /* USER CODE BEGIN 4 */ void set_pbuf_params(struct pbuf *p, u16_t length) { 80012d4: b580 push {r7, lr} 80012d6: b082 sub sp, #8 80012d8: af00 add r7, sp, #0 80012da: 6078 str r0, [r7, #4] 80012dc: 460b mov r3, r1 80012de: 807b strh r3, [r7, #2] p->len = length; 80012e0: 687b ldr r3, [r7, #4] 80012e2: 887a ldrh r2, [r7, #2] 80012e4: 815a strh r2, [r3, #10] p->tot_len = p->len; 80012e6: 687b ldr r3, [r7, #4] 80012e8: 895a ldrh r2, [r3, #10] 80012ea: 687b ldr r3, [r7, #4] 80012ec: 811a strh r2, [r3, #8] memcpy(p->payload, msg, p->tot_len); 80012ee: 687b ldr r3, [r7, #4] 80012f0: 6858 ldr r0, [r3, #4] 80012f2: 687b ldr r3, [r7, #4] 80012f4: 891b ldrh r3, [r3, #8] 80012f6: 461a mov r2, r3 80012f8: 4903 ldr r1, [pc, #12] ; (8001308 ) 80012fa: f00f fea5 bl 8011048 } 80012fe: bf00 nop 8001300: 3708 adds r7, #8 8001302: 46bd mov sp, r7 8001304: bd80 pop {r7, pc} 8001306: bf00 nop 8001308: 20000a98 .word 0x20000a98 0800130c : void sock_init(struct udp_pcb * pcb) { 800130c: b580 push {r7, lr} 800130e: b084 sub sp, #16 8001310: af00 add r7, sp, #0 8001312: 6078 str r0, [r7, #4] uint32_t ipaddr = ipaddr_addr("10.1.1.69"); 8001314: 4817 ldr r0, [pc, #92] ; (8001374 ) 8001316: f00e fe10 bl 800ff3a 800131a: 4603 mov r3, r0 800131c: 60bb str r3, [r7, #8] u16_t port = 50069U; 800131e: f24c 3395 movw r3, #50069 ; 0xc395 8001322: 81fb strh r3, [r7, #14] err_t errok = udp_bind(pcb, (ip_addr_t*)&ipaddr, port); 8001324: 89fa ldrh r2, [r7, #14] 8001326: f107 0308 add.w r3, r7, #8 800132a: 4619 mov r1, r3 800132c: 6878 ldr r0, [r7, #4] 800132e: f00b f9ff bl 800c730 8001332: 4603 mov r3, r0 8001334: 737b strb r3, [r7, #13] udp_recv(pcb, udp_echo_recv, NULL); 8001336: 2200 movs r2, #0 8001338: 490f ldr r1, [pc, #60] ; (8001378 ) 800133a: 6878 ldr r0, [r7, #4] 800133c: f00b faee bl 800c91c rx_msg.rcv_addr = 0; 8001340: 4b0e ldr r3, [pc, #56] ; (800137c ) 8001342: 2200 movs r2, #0 8001344: 601a str r2, [r3, #0] rx_msg.cmd_num = 0; 8001346: 4b0d ldr r3, [pc, #52] ; (800137c ) 8001348: 2200 movs r2, #0 800134a: 80da strh r2, [r3, #6] rx_msg.cmd_code = 0; 800134c: 4b0b ldr r3, [pc, #44] ; (800137c ) 800134e: 2200 movs r2, #0 8001350: 811a strh r2, [r3, #8] rx_msg.clnt_con = 0; 8001352: 4b0a ldr r3, [pc, #40] ; (800137c ) 8001354: 2200 movs r2, #0 8001356: 729a strb r2, [r3, #10] rx_msg.length = 0; 8001358: 4b08 ldr r3, [pc, #32] ; (800137c ) 800135a: 2200 movs r2, #0 800135c: f8a3 280c strh.w r2, [r3, #2060] ; 0x80c memset(rx_msg.rx_buf, 0, sizeof rx_msg.rx_buf); 8001360: f44f 6200 mov.w r2, #2048 ; 0x800 8001364: 2100 movs r1, #0 8001366: 4806 ldr r0, [pc, #24] ; (8001380 ) 8001368: f00f fe96 bl 8011098 return; 800136c: bf00 nop } 800136e: 3710 adds r7, #16 8001370: 46bd mov sp, r7 8001372: bd80 pop {r7, pc} 8001374: 08015bac .word 0x08015bac 8001378: 08001385 .word 0x08001385 800137c: 20001010 .word 0x20001010 8001380: 2000101b .word 0x2000101b 08001384 : void udp_echo_recv(void *arg, struct udp_pcb *pcb, struct pbuf *p, const ip_addr_t *addr, u16_t port) { 8001384: b580 push {r7, lr} 8001386: b086 sub sp, #24 8001388: af00 add r7, sp, #0 800138a: 60f8 str r0, [r7, #12] 800138c: 60b9 str r1, [r7, #8] 800138e: 607a str r2, [r7, #4] 8001390: 603b str r3, [r7, #0] if (p != NULL) { 8001392: 687b ldr r3, [r7, #4] 8001394: 2b00 cmp r3, #0 8001396: d025 beq.n 80013e4 /* send received packet back to sender */ udp_sendto(pcb, p, addr, port); 8001398: 8c3b ldrh r3, [r7, #32] 800139a: 683a ldr r2, [r7, #0] 800139c: 6879 ldr r1, [r7, #4] 800139e: 68b8 ldr r0, [r7, #8] 80013a0: f00b f810 bl 800c3c4 /* free the pbuf */ ip_addr_t rcv_addr = addr[0]; 80013a4: 683b ldr r3, [r7, #0] 80013a6: 681b ldr r3, [r3, #0] 80013a8: 617b str r3, [r7, #20] if (p->tot_len < sizeof rx_msg.rx_buf) 80013aa: 687b ldr r3, [r7, #4] 80013ac: 891b ldrh r3, [r3, #8] 80013ae: f5b3 6f00 cmp.w r3, #2048 ; 0x800 80013b2: d214 bcs.n 80013de { rx_msg.rcv_addr = (uint32_t) rcv_addr.addr; 80013b4: 697b ldr r3, [r7, #20] 80013b6: 4a0d ldr r2, [pc, #52] ; (80013ec ) 80013b8: 6013 str r3, [r2, #0] rx_msg.port = port; 80013ba: 4a0c ldr r2, [pc, #48] ; (80013ec ) 80013bc: 8c3b ldrh r3, [r7, #32] 80013be: 8093 strh r3, [r2, #4] memcpy(rx_msg.rx_buf, p->payload, p->tot_len); 80013c0: 687b ldr r3, [r7, #4] 80013c2: 6859 ldr r1, [r3, #4] 80013c4: 687b ldr r3, [r7, #4] 80013c6: 891b ldrh r3, [r3, #8] 80013c8: 461a mov r2, r3 80013ca: 4809 ldr r0, [pc, #36] ; (80013f0 ) 80013cc: f00f fe3c bl 8011048 rx_msg.length = p->tot_len; 80013d0: 687b ldr r3, [r7, #4] 80013d2: 891a ldrh r2, [r3, #8] 80013d4: 4b05 ldr r3, [pc, #20] ; (80013ec ) 80013d6: f8a3 280c strh.w r2, [r3, #2060] ; 0x80c rcv_command(); 80013da: f000 f80b bl 80013f4 } pbuf_free(p); 80013de: 6878 ldr r0, [r7, #4] 80013e0: f005 f8ea bl 80065b8 } } 80013e4: bf00 nop 80013e6: 3718 adds r7, #24 80013e8: 46bd mov sp, r7 80013ea: bd80 pop {r7, pc} 80013ec: 20001010 .word 0x20001010 80013f0: 2000101b .word 0x2000101b 080013f4 : void rcv_command(void) { 80013f4: b480 push {r7} 80013f6: af00 add r7, sp, #0 if (rx_msg.length > 6) 80013f8: 4b0e ldr r3, [pc, #56] ; (8001434 ) 80013fa: f8b3 380c ldrh.w r3, [r3, #2060] ; 0x80c 80013fe: 2b06 cmp r3, #6 8001400: d913 bls.n 800142a { rx_msg.cmd_num = rx_msg.rx_buf[2] | (rx_msg.rx_buf[3] << 8); 8001402: 4b0c ldr r3, [pc, #48] ; (8001434 ) 8001404: 7b5b ldrb r3, [r3, #13] 8001406: b21a sxth r2, r3 8001408: 4b0a ldr r3, [pc, #40] ; (8001434 ) 800140a: 7b9b ldrb r3, [r3, #14] 800140c: 021b lsls r3, r3, #8 800140e: b21b sxth r3, r3 8001410: 4313 orrs r3, r2 8001412: b21b sxth r3, r3 8001414: b29a uxth r2, r3 8001416: 4b07 ldr r3, [pc, #28] ; (8001434 ) 8001418: 80da strh r2, [r3, #6] rx_msg.cmd_code = rx_msg.rx_buf[6]; 800141a: 4b06 ldr r3, [pc, #24] ; (8001434 ) 800141c: 7c5b ldrb r3, [r3, #17] 800141e: b29a uxth r2, r3 8001420: 4b04 ldr r3, [pc, #16] ; (8001434 ) 8001422: 811a strh r2, [r3, #8] rx_msg.clnt_con = 1; 8001424: 4b03 ldr r3, [pc, #12] ; (8001434 ) 8001426: 2201 movs r2, #1 8001428: 729a strb r2, [r3, #10] } } 800142a: bf00 nop 800142c: 46bd mov sp, r7 800142e: f85d 7b04 ldr.w r7, [sp], #4 8001432: 4770 bx lr 8001434: 20001010 .word 0x20001010 08001438 : /** * @brief This function is executed in case of error occurrence. * @retval None */ void Error_Handler(void) { 8001438: b480 push {r7} 800143a: af00 add r7, sp, #0 \details Disables IRQ interrupts by setting the I-bit in the CPSR. Can only be executed in Privileged modes. */ __STATIC_FORCEINLINE void __disable_irq(void) { __ASM volatile ("cpsid i" : : : "memory"); 800143c: b672 cpsid i } 800143e: bf00 nop /* USER CODE BEGIN Error_Handler_Debug */ /* User can add his own implementation to report the HAL error return state */ __disable_irq(); while (1) 8001440: e7fe b.n 8001440 ... 08001444 : /* USER CODE END 0 */ /** * Initializes the Global MSP. */ void HAL_MspInit(void) { 8001444: b480 push {r7} 8001446: b083 sub sp, #12 8001448: af00 add r7, sp, #0 /* USER CODE BEGIN MspInit 0 */ /* USER CODE END MspInit 0 */ __HAL_RCC_SYSCFG_CLK_ENABLE(); 800144a: 2300 movs r3, #0 800144c: 607b str r3, [r7, #4] 800144e: 4b10 ldr r3, [pc, #64] ; (8001490 ) 8001450: 6c5b ldr r3, [r3, #68] ; 0x44 8001452: 4a0f ldr r2, [pc, #60] ; (8001490 ) 8001454: f443 4380 orr.w r3, r3, #16384 ; 0x4000 8001458: 6453 str r3, [r2, #68] ; 0x44 800145a: 4b0d ldr r3, [pc, #52] ; (8001490 ) 800145c: 6c5b ldr r3, [r3, #68] ; 0x44 800145e: f403 4380 and.w r3, r3, #16384 ; 0x4000 8001462: 607b str r3, [r7, #4] 8001464: 687b ldr r3, [r7, #4] __HAL_RCC_PWR_CLK_ENABLE(); 8001466: 2300 movs r3, #0 8001468: 603b str r3, [r7, #0] 800146a: 4b09 ldr r3, [pc, #36] ; (8001490 ) 800146c: 6c1b ldr r3, [r3, #64] ; 0x40 800146e: 4a08 ldr r2, [pc, #32] ; (8001490 ) 8001470: f043 5380 orr.w r3, r3, #268435456 ; 0x10000000 8001474: 6413 str r3, [r2, #64] ; 0x40 8001476: 4b06 ldr r3, [pc, #24] ; (8001490 ) 8001478: 6c1b ldr r3, [r3, #64] ; 0x40 800147a: f003 5380 and.w r3, r3, #268435456 ; 0x10000000 800147e: 603b str r3, [r7, #0] 8001480: 683b ldr r3, [r7, #0] /* System interrupt init*/ /* USER CODE BEGIN MspInit 1 */ /* USER CODE END MspInit 1 */ } 8001482: bf00 nop 8001484: 370c adds r7, #12 8001486: 46bd mov sp, r7 8001488: f85d 7b04 ldr.w r7, [sp], #4 800148c: 4770 bx lr 800148e: bf00 nop 8001490: 40023800 .word 0x40023800 08001494 : * This function configures the hardware resources used in this example * @param htim_base: TIM_Base handle pointer * @retval None */ void HAL_TIM_Base_MspInit(TIM_HandleTypeDef* htim_base) { 8001494: b580 push {r7, lr} 8001496: b084 sub sp, #16 8001498: af00 add r7, sp, #0 800149a: 6078 str r0, [r7, #4] if(htim_base->Instance==TIM3) 800149c: 687b ldr r3, [r7, #4] 800149e: 681b ldr r3, [r3, #0] 80014a0: 4a0e ldr r2, [pc, #56] ; (80014dc ) 80014a2: 4293 cmp r3, r2 80014a4: d115 bne.n 80014d2 { /* USER CODE BEGIN TIM3_MspInit 0 */ /* USER CODE END TIM3_MspInit 0 */ /* Peripheral clock enable */ __HAL_RCC_TIM3_CLK_ENABLE(); 80014a6: 2300 movs r3, #0 80014a8: 60fb str r3, [r7, #12] 80014aa: 4b0d ldr r3, [pc, #52] ; (80014e0 ) 80014ac: 6c1b ldr r3, [r3, #64] ; 0x40 80014ae: 4a0c ldr r2, [pc, #48] ; (80014e0 ) 80014b0: f043 0302 orr.w r3, r3, #2 80014b4: 6413 str r3, [r2, #64] ; 0x40 80014b6: 4b0a ldr r3, [pc, #40] ; (80014e0 ) 80014b8: 6c1b ldr r3, [r3, #64] ; 0x40 80014ba: f003 0302 and.w r3, r3, #2 80014be: 60fb str r3, [r7, #12] 80014c0: 68fb ldr r3, [r7, #12] /* TIM3 interrupt Init */ HAL_NVIC_SetPriority(TIM3_IRQn, 0, 0); 80014c2: 2200 movs r2, #0 80014c4: 2100 movs r1, #0 80014c6: 201d movs r0, #29 80014c8: f000 fbcd bl 8001c66 HAL_NVIC_EnableIRQ(TIM3_IRQn); 80014cc: 201d movs r0, #29 80014ce: f000 fbe6 bl 8001c9e /* USER CODE BEGIN TIM3_MspInit 1 */ /* USER CODE END TIM3_MspInit 1 */ } } 80014d2: bf00 nop 80014d4: 3710 adds r7, #16 80014d6: 46bd mov sp, r7 80014d8: bd80 pop {r7, pc} 80014da: bf00 nop 80014dc: 40000400 .word 0x40000400 80014e0: 40023800 .word 0x40023800 080014e4 : } static uint32_t FMC_Initialized = 0; static void HAL_FMC_MspInit(void){ 80014e4: b580 push {r7, lr} 80014e6: b086 sub sp, #24 80014e8: af00 add r7, sp, #0 /* USER CODE BEGIN FMC_MspInit 0 */ /* USER CODE END FMC_MspInit 0 */ GPIO_InitTypeDef GPIO_InitStruct ={0}; 80014ea: 1d3b adds r3, r7, #4 80014ec: 2200 movs r2, #0 80014ee: 601a str r2, [r3, #0] 80014f0: 605a str r2, [r3, #4] 80014f2: 609a str r2, [r3, #8] 80014f4: 60da str r2, [r3, #12] 80014f6: 611a str r2, [r3, #16] if (FMC_Initialized) { 80014f8: 4b2c ldr r3, [pc, #176] ; (80015ac ) 80014fa: 681b ldr r3, [r3, #0] 80014fc: 2b00 cmp r3, #0 80014fe: d150 bne.n 80015a2 return; } FMC_Initialized = 1; 8001500: 4b2a ldr r3, [pc, #168] ; (80015ac ) 8001502: 2201 movs r2, #1 8001504: 601a str r2, [r3, #0] /* Peripheral clock enable */ __HAL_RCC_FMC_CLK_ENABLE(); 8001506: 2300 movs r3, #0 8001508: 603b str r3, [r7, #0] 800150a: 4b29 ldr r3, [pc, #164] ; (80015b0 ) 800150c: 6b9b ldr r3, [r3, #56] ; 0x38 800150e: 4a28 ldr r2, [pc, #160] ; (80015b0 ) 8001510: f043 0301 orr.w r3, r3, #1 8001514: 6393 str r3, [r2, #56] ; 0x38 8001516: 4b26 ldr r3, [pc, #152] ; (80015b0 ) 8001518: 6b9b ldr r3, [r3, #56] ; 0x38 800151a: f003 0301 and.w r3, r3, #1 800151e: 603b str r3, [r7, #0] 8001520: 683b ldr r3, [r7, #0] PD5 ------> FMC_NWE PD7 ------> FMC_NE1 PE0 ------> FMC_NBL0 PE1 ------> FMC_NBL1 */ GPIO_InitStruct.Pin = GPIO_PIN_3|GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_6 8001522: f64f 73fb movw r3, #65531 ; 0xfffb 8001526: 607b str r3, [r7, #4] |GPIO_PIN_7|GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10 |GPIO_PIN_11|GPIO_PIN_12|GPIO_PIN_13|GPIO_PIN_14 |GPIO_PIN_15|GPIO_PIN_0|GPIO_PIN_1; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; 8001528: 2302 movs r3, #2 800152a: 60bb str r3, [r7, #8] GPIO_InitStruct.Pull = GPIO_NOPULL; 800152c: 2300 movs r3, #0 800152e: 60fb str r3, [r7, #12] GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; 8001530: 2303 movs r3, #3 8001532: 613b str r3, [r7, #16] GPIO_InitStruct.Alternate = GPIO_AF12_FMC; 8001534: 230c movs r3, #12 8001536: 617b str r3, [r7, #20] HAL_GPIO_Init(GPIOE, &GPIO_InitStruct); 8001538: 1d3b adds r3, r7, #4 800153a: 4619 mov r1, r3 800153c: 481d ldr r0, [pc, #116] ; (80015b4 ) 800153e: f001 fcbf bl 8002ec0 GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_3 8001542: f24f 033f movw r3, #61503 ; 0xf03f 8001546: 607b str r3, [r7, #4] |GPIO_PIN_4|GPIO_PIN_5|GPIO_PIN_12|GPIO_PIN_13 |GPIO_PIN_14|GPIO_PIN_15; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; 8001548: 2302 movs r3, #2 800154a: 60bb str r3, [r7, #8] GPIO_InitStruct.Pull = GPIO_NOPULL; 800154c: 2300 movs r3, #0 800154e: 60fb str r3, [r7, #12] GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; 8001550: 2303 movs r3, #3 8001552: 613b str r3, [r7, #16] GPIO_InitStruct.Alternate = GPIO_AF12_FMC; 8001554: 230c movs r3, #12 8001556: 617b str r3, [r7, #20] HAL_GPIO_Init(GPIOF, &GPIO_InitStruct); 8001558: 1d3b adds r3, r7, #4 800155a: 4619 mov r1, r3 800155c: 4816 ldr r0, [pc, #88] ; (80015b8 ) 800155e: f001 fcaf bl 8002ec0 GPIO_InitStruct.Pin = GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_3 8001562: 233f movs r3, #63 ; 0x3f 8001564: 607b str r3, [r7, #4] |GPIO_PIN_4|GPIO_PIN_5; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; 8001566: 2302 movs r3, #2 8001568: 60bb str r3, [r7, #8] GPIO_InitStruct.Pull = GPIO_NOPULL; 800156a: 2300 movs r3, #0 800156c: 60fb str r3, [r7, #12] GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; 800156e: 2303 movs r3, #3 8001570: 613b str r3, [r7, #16] GPIO_InitStruct.Alternate = GPIO_AF12_FMC; 8001572: 230c movs r3, #12 8001574: 617b str r3, [r7, #20] HAL_GPIO_Init(GPIOG, &GPIO_InitStruct); 8001576: 1d3b adds r3, r7, #4 8001578: 4619 mov r1, r3 800157a: 4810 ldr r0, [pc, #64] ; (80015bc ) 800157c: f001 fca0 bl 8002ec0 GPIO_InitStruct.Pin = GPIO_PIN_8|GPIO_PIN_9|GPIO_PIN_10|GPIO_PIN_11 8001580: f64f 73b3 movw r3, #65459 ; 0xffb3 8001584: 607b str r3, [r7, #4] |GPIO_PIN_12|GPIO_PIN_13|GPIO_PIN_14|GPIO_PIN_15 |GPIO_PIN_0|GPIO_PIN_1|GPIO_PIN_4|GPIO_PIN_5 |GPIO_PIN_7; GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; 8001586: 2302 movs r3, #2 8001588: 60bb str r3, [r7, #8] GPIO_InitStruct.Pull = GPIO_NOPULL; 800158a: 2300 movs r3, #0 800158c: 60fb str r3, [r7, #12] GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; 800158e: 2303 movs r3, #3 8001590: 613b str r3, [r7, #16] GPIO_InitStruct.Alternate = GPIO_AF12_FMC; 8001592: 230c movs r3, #12 8001594: 617b str r3, [r7, #20] HAL_GPIO_Init(GPIOD, &GPIO_InitStruct); 8001596: 1d3b adds r3, r7, #4 8001598: 4619 mov r1, r3 800159a: 4809 ldr r0, [pc, #36] ; (80015c0 ) 800159c: f001 fc90 bl 8002ec0 80015a0: e000 b.n 80015a4 return; 80015a2: bf00 nop /* USER CODE BEGIN FMC_MspInit 1 */ /* USER CODE END FMC_MspInit 1 */ } 80015a4: 3718 adds r7, #24 80015a6: 46bd mov sp, r7 80015a8: bd80 pop {r7, pc} 80015aa: bf00 nop 80015ac: 20001820 .word 0x20001820 80015b0: 40023800 .word 0x40023800 80015b4: 40021000 .word 0x40021000 80015b8: 40021400 .word 0x40021400 80015bc: 40021800 .word 0x40021800 80015c0: 40020c00 .word 0x40020c00 080015c4 : void HAL_SRAM_MspInit(SRAM_HandleTypeDef* hsram){ 80015c4: b580 push {r7, lr} 80015c6: b082 sub sp, #8 80015c8: af00 add r7, sp, #0 80015ca: 6078 str r0, [r7, #4] /* USER CODE BEGIN SRAM_MspInit 0 */ /* USER CODE END SRAM_MspInit 0 */ HAL_FMC_MspInit(); 80015cc: f7ff ff8a bl 80014e4 /* USER CODE BEGIN SRAM_MspInit 1 */ /* USER CODE END SRAM_MspInit 1 */ } 80015d0: bf00 nop 80015d2: 3708 adds r7, #8 80015d4: 46bd mov sp, r7 80015d6: bd80 pop {r7, pc} 080015d8 : /******************************************************************************/ /** * @brief This function handles Non maskable interrupt. */ void NMI_Handler(void) { 80015d8: b480 push {r7} 80015da: af00 add r7, sp, #0 /* USER CODE BEGIN NonMaskableInt_IRQn 0 */ /* USER CODE END NonMaskableInt_IRQn 0 */ /* USER CODE BEGIN NonMaskableInt_IRQn 1 */ while (1) 80015dc: e7fe b.n 80015dc 080015de : /** * @brief This function handles Hard fault interrupt. */ void HardFault_Handler(void) { 80015de: b480 push {r7} 80015e0: af00 add r7, sp, #0 /* USER CODE BEGIN HardFault_IRQn 0 */ /* USER CODE END HardFault_IRQn 0 */ while (1) 80015e2: e7fe b.n 80015e2 080015e4 : /** * @brief This function handles Memory management fault. */ void MemManage_Handler(void) { 80015e4: b480 push {r7} 80015e6: af00 add r7, sp, #0 /* USER CODE BEGIN MemoryManagement_IRQn 0 */ /* USER CODE END MemoryManagement_IRQn 0 */ while (1) 80015e8: e7fe b.n 80015e8 080015ea : /** * @brief This function handles Pre-fetch fault, memory access fault. */ void BusFault_Handler(void) { 80015ea: b480 push {r7} 80015ec: af00 add r7, sp, #0 /* USER CODE BEGIN BusFault_IRQn 0 */ /* USER CODE END BusFault_IRQn 0 */ while (1) 80015ee: e7fe b.n 80015ee 080015f0 : /** * @brief This function handles Undefined instruction or illegal state. */ void UsageFault_Handler(void) { 80015f0: b480 push {r7} 80015f2: af00 add r7, sp, #0 /* USER CODE BEGIN UsageFault_IRQn 0 */ /* USER CODE END UsageFault_IRQn 0 */ while (1) 80015f4: e7fe b.n 80015f4 080015f6 : /** * @brief This function handles System service call via SWI instruction. */ void SVC_Handler(void) { 80015f6: b480 push {r7} 80015f8: af00 add r7, sp, #0 /* USER CODE END SVCall_IRQn 0 */ /* USER CODE BEGIN SVCall_IRQn 1 */ /* USER CODE END SVCall_IRQn 1 */ } 80015fa: bf00 nop 80015fc: 46bd mov sp, r7 80015fe: f85d 7b04 ldr.w r7, [sp], #4 8001602: 4770 bx lr 08001604 : /** * @brief This function handles Debug monitor. */ void DebugMon_Handler(void) { 8001604: b480 push {r7} 8001606: af00 add r7, sp, #0 /* USER CODE END DebugMonitor_IRQn 0 */ /* USER CODE BEGIN DebugMonitor_IRQn 1 */ /* USER CODE END DebugMonitor_IRQn 1 */ } 8001608: bf00 nop 800160a: 46bd mov sp, r7 800160c: f85d 7b04 ldr.w r7, [sp], #4 8001610: 4770 bx lr 08001612 : /** * @brief This function handles Pendable request for system service. */ void PendSV_Handler(void) { 8001612: b480 push {r7} 8001614: af00 add r7, sp, #0 /* USER CODE END PendSV_IRQn 0 */ /* USER CODE BEGIN PendSV_IRQn 1 */ /* USER CODE END PendSV_IRQn 1 */ } 8001616: bf00 nop 8001618: 46bd mov sp, r7 800161a: f85d 7b04 ldr.w r7, [sp], #4 800161e: 4770 bx lr 08001620 : /** * @brief This function handles System tick timer. */ void SysTick_Handler(void) { 8001620: b580 push {r7, lr} 8001622: af00 add r7, sp, #0 /* USER CODE BEGIN SysTick_IRQn 0 */ /* USER CODE END SysTick_IRQn 0 */ HAL_IncTick(); 8001624: f000 fa00 bl 8001a28 /* USER CODE BEGIN SysTick_IRQn 1 */ /* USER CODE END SysTick_IRQn 1 */ } 8001628: bf00 nop 800162a: bd80 pop {r7, pc} 0800162c : /** * @brief This function handles TIM3 global interrupt. */ void TIM3_IRQHandler(void) { 800162c: b580 push {r7, lr} 800162e: af00 add r7, sp, #0 /* USER CODE BEGIN TIM3_IRQn 0 */ /* USER CODE END TIM3_IRQn 0 */ HAL_TIM_IRQHandler(&htim3); 8001630: 4804 ldr r0, [pc, #16] ; (8001644 ) 8001632: f002 fb43 bl 8003cbc /* USER CODE BEGIN TIM3_IRQn 1 */ br_counter++; 8001636: 4b04 ldr r3, [pc, #16] ; (8001648 ) 8001638: 681b ldr r3, [r3, #0] 800163a: 3301 adds r3, #1 800163c: 4a02 ldr r2, [pc, #8] ; (8001648 ) 800163e: 6013 str r3, [r2, #0] /* USER CODE END TIM3_IRQn 1 */ } 8001640: bf00 nop 8001642: bd80 pop {r7, pc} 8001644: 200009fc .word 0x200009fc 8001648: 20000a94 .word 0x20000a94 0800164c : * configuration. * @param None * @retval None */ void SystemInit(void) { 800164c: b480 push {r7} 800164e: af00 add r7, sp, #0 /* FPU settings ------------------------------------------------------------*/ #if (__FPU_PRESENT == 1) && (__FPU_USED == 1) SCB->CPACR |= ((3UL << 10*2)|(3UL << 11*2)); /* set CP10 and CP11 Full Access */ 8001650: 4b06 ldr r3, [pc, #24] ; (800166c ) 8001652: f8d3 3088 ldr.w r3, [r3, #136] ; 0x88 8001656: 4a05 ldr r2, [pc, #20] ; (800166c ) 8001658: f443 0370 orr.w r3, r3, #15728640 ; 0xf00000 800165c: f8c2 3088 str.w r3, [r2, #136] ; 0x88 /* Configure the Vector Table location -------------------------------------*/ #if defined(USER_VECT_TAB_ADDRESS) SCB->VTOR = VECT_TAB_BASE_ADDRESS | VECT_TAB_OFFSET; /* Vector Table Relocation in Internal SRAM */ #endif /* USER_VECT_TAB_ADDRESS */ } 8001660: bf00 nop 8001662: 46bd mov sp, r7 8001664: f85d 7b04 ldr.w r7, [sp], #4 8001668: 4770 bx lr 800166a: bf00 nop 800166c: e000ed00 .word 0xe000ed00 08001670 : .section .text.Reset_Handler .weak Reset_Handler .type Reset_Handler, %function Reset_Handler: ldr r0, =_estack 8001670: 480d ldr r0, [pc, #52] ; (80016a8 ) mov sp, r0 /* set stack pointer */ 8001672: 4685 mov sp, r0 /* Call the clock system initialization function.*/ bl SystemInit 8001674: f7ff ffea bl 800164c /* Copy the data segment initializers from flash to SRAM */ ldr r0, =_sdata 8001678: 480c ldr r0, [pc, #48] ; (80016ac ) ldr r1, =_edata 800167a: 490d ldr r1, [pc, #52] ; (80016b0 ) ldr r2, =_sidata 800167c: 4a0d ldr r2, [pc, #52] ; (80016b4 ) movs r3, #0 800167e: 2300 movs r3, #0 b LoopCopyDataInit 8001680: e002 b.n 8001688 08001682 : CopyDataInit: ldr r4, [r2, r3] 8001682: 58d4 ldr r4, [r2, r3] str r4, [r0, r3] 8001684: 50c4 str r4, [r0, r3] adds r3, r3, #4 8001686: 3304 adds r3, #4 08001688 : LoopCopyDataInit: adds r4, r0, r3 8001688: 18c4 adds r4, r0, r3 cmp r4, r1 800168a: 428c cmp r4, r1 bcc CopyDataInit 800168c: d3f9 bcc.n 8001682 /* Zero fill the bss segment. */ ldr r2, =_sbss 800168e: 4a0a ldr r2, [pc, #40] ; (80016b8 ) ldr r4, =_ebss 8001690: 4c0a ldr r4, [pc, #40] ; (80016bc ) movs r3, #0 8001692: 2300 movs r3, #0 b LoopFillZerobss 8001694: e001 b.n 800169a 08001696 : FillZerobss: str r3, [r2] 8001696: 6013 str r3, [r2, #0] adds r2, r2, #4 8001698: 3204 adds r2, #4 0800169a : LoopFillZerobss: cmp r2, r4 800169a: 42a2 cmp r2, r4 bcc FillZerobss 800169c: d3fb bcc.n 8001696 /* Call static constructors */ bl __libc_init_array 800169e: f00f fc9f bl 8010fe0 <__libc_init_array> /* Call the application's entry point.*/ bl main 80016a2: f7ff fc13 bl 8000ecc
080016a6 : LoopForever: b LoopForever 80016a6: e7fe b.n 80016a6 ldr r0, =_estack 80016a8: 20030000 .word 0x20030000 ldr r0, =_sdata 80016ac: 20000000 .word 0x20000000 ldr r1, =_edata 80016b0: 200009e0 .word 0x200009e0 ldr r2, =_sidata 80016b4: 08018e90 .word 0x08018e90 ldr r2, =_sbss 80016b8: 200009e0 .word 0x200009e0 ldr r4, =_ebss 80016bc: 20009ba4 .word 0x20009ba4 080016c0 : * @retval : None */ .section .text.Default_Handler,"ax",%progbits Default_Handler: Infinite_Loop: b Infinite_Loop 80016c0: e7fe b.n 80016c0 080016c2 : * @param ioctx: holds device IO functions. * @retval DP83848_STATUS_OK if OK * DP83848_STATUS_ERROR if missing mandatory function */ int32_t DP83848_RegisterBusIO(dp83848_Object_t *pObj, dp83848_IOCtx_t *ioctx) { 80016c2: b480 push {r7} 80016c4: b083 sub sp, #12 80016c6: af00 add r7, sp, #0 80016c8: 6078 str r0, [r7, #4] 80016ca: 6039 str r1, [r7, #0] if(!pObj || !ioctx->ReadReg || !ioctx->WriteReg || !ioctx->GetTick) 80016cc: 687b ldr r3, [r7, #4] 80016ce: 2b00 cmp r3, #0 80016d0: d00b beq.n 80016ea 80016d2: 683b ldr r3, [r7, #0] 80016d4: 68db ldr r3, [r3, #12] 80016d6: 2b00 cmp r3, #0 80016d8: d007 beq.n 80016ea 80016da: 683b ldr r3, [r7, #0] 80016dc: 689b ldr r3, [r3, #8] 80016de: 2b00 cmp r3, #0 80016e0: d003 beq.n 80016ea 80016e2: 683b ldr r3, [r7, #0] 80016e4: 691b ldr r3, [r3, #16] 80016e6: 2b00 cmp r3, #0 80016e8: d102 bne.n 80016f0 { return DP83848_STATUS_ERROR; 80016ea: f04f 33ff mov.w r3, #4294967295 80016ee: e014 b.n 800171a } pObj->IO.Init = ioctx->Init; 80016f0: 683b ldr r3, [r7, #0] 80016f2: 681a ldr r2, [r3, #0] 80016f4: 687b ldr r3, [r7, #4] 80016f6: 609a str r2, [r3, #8] pObj->IO.DeInit = ioctx->DeInit; 80016f8: 683b ldr r3, [r7, #0] 80016fa: 685a ldr r2, [r3, #4] 80016fc: 687b ldr r3, [r7, #4] 80016fe: 60da str r2, [r3, #12] pObj->IO.ReadReg = ioctx->ReadReg; 8001700: 683b ldr r3, [r7, #0] 8001702: 68da ldr r2, [r3, #12] 8001704: 687b ldr r3, [r7, #4] 8001706: 615a str r2, [r3, #20] pObj->IO.WriteReg = ioctx->WriteReg; 8001708: 683b ldr r3, [r7, #0] 800170a: 689a ldr r2, [r3, #8] 800170c: 687b ldr r3, [r7, #4] 800170e: 611a str r2, [r3, #16] pObj->IO.GetTick = ioctx->GetTick; 8001710: 683b ldr r3, [r7, #0] 8001712: 691a ldr r2, [r3, #16] 8001714: 687b ldr r3, [r7, #4] 8001716: 619a str r2, [r3, #24] return DP83848_STATUS_OK; 8001718: 2300 movs r3, #0 } 800171a: 4618 mov r0, r3 800171c: 370c adds r7, #12 800171e: 46bd mov sp, r7 8001720: f85d 7b04 ldr.w r7, [sp], #4 8001724: 4770 bx lr 08001726 : * DP83848_STATUS_READ_ERROR if connot read register * DP83848_STATUS_WRITE_ERROR if connot write to register * DP83848_STATUS_RESET_TIMEOUT if cannot perform a software reset */ int32_t DP83848_Init(dp83848_Object_t *pObj) { 8001726: b580 push {r7, lr} 8001728: b086 sub sp, #24 800172a: af00 add r7, sp, #0 800172c: 6078 str r0, [r7, #4] uint32_t tickstart = 0, regvalue = 0, addr = 0; 800172e: 2300 movs r3, #0 8001730: 60fb str r3, [r7, #12] 8001732: 2300 movs r3, #0 8001734: 60bb str r3, [r7, #8] 8001736: 2300 movs r3, #0 8001738: 617b str r3, [r7, #20] int32_t status = DP83848_STATUS_OK; 800173a: 2300 movs r3, #0 800173c: 613b str r3, [r7, #16] if(pObj->Is_Initialized == 0) 800173e: 687b ldr r3, [r7, #4] 8001740: 685b ldr r3, [r3, #4] 8001742: 2b00 cmp r3, #0 8001744: d17c bne.n 8001840 { if(pObj->IO.Init != 0) 8001746: 687b ldr r3, [r7, #4] 8001748: 689b ldr r3, [r3, #8] 800174a: 2b00 cmp r3, #0 800174c: d002 beq.n 8001754 { /* GPIO and Clocks initialization */ pObj->IO.Init(); 800174e: 687b ldr r3, [r7, #4] 8001750: 689b ldr r3, [r3, #8] 8001752: 4798 blx r3 } /* for later check */ pObj->DevAddr = DP83848_MAX_DEV_ADDR + 1; 8001754: 687b ldr r3, [r7, #4] 8001756: 2220 movs r2, #32 8001758: 601a str r2, [r3, #0] /* Get the device address from special mode register */ for(addr = 0; addr <= DP83848_MAX_DEV_ADDR; addr ++) 800175a: 2300 movs r3, #0 800175c: 617b str r3, [r7, #20] 800175e: e01c b.n 800179a { if(pObj->IO.ReadReg(addr, DP83848_SMR, ®value) < 0) 8001760: 687b ldr r3, [r7, #4] 8001762: 695b ldr r3, [r3, #20] 8001764: f107 0208 add.w r2, r7, #8 8001768: 2119 movs r1, #25 800176a: 6978 ldr r0, [r7, #20] 800176c: 4798 blx r3 800176e: 4603 mov r3, r0 8001770: 2b00 cmp r3, #0 8001772: da03 bge.n 800177c { status = DP83848_STATUS_READ_ERROR; 8001774: f06f 0304 mvn.w r3, #4 8001778: 613b str r3, [r7, #16] /* Can't read from this device address continue with next address */ continue; 800177a: e00b b.n 8001794 } if((regvalue & DP83848_SMR_PHY_ADDR) == addr) 800177c: 68bb ldr r3, [r7, #8] 800177e: f003 031f and.w r3, r3, #31 8001782: 697a ldr r2, [r7, #20] 8001784: 429a cmp r2, r3 8001786: d105 bne.n 8001794 { pObj->DevAddr = addr; 8001788: 687b ldr r3, [r7, #4] 800178a: 697a ldr r2, [r7, #20] 800178c: 601a str r2, [r3, #0] status = DP83848_STATUS_OK; 800178e: 2300 movs r3, #0 8001790: 613b str r3, [r7, #16] break; 8001792: e005 b.n 80017a0 for(addr = 0; addr <= DP83848_MAX_DEV_ADDR; addr ++) 8001794: 697b ldr r3, [r7, #20] 8001796: 3301 adds r3, #1 8001798: 617b str r3, [r7, #20] 800179a: 697b ldr r3, [r7, #20] 800179c: 2b1f cmp r3, #31 800179e: d9df bls.n 8001760 } } if(pObj->DevAddr > DP83848_MAX_DEV_ADDR) 80017a0: 687b ldr r3, [r7, #4] 80017a2: 681b ldr r3, [r3, #0] 80017a4: 2b1f cmp r3, #31 80017a6: d902 bls.n 80017ae { status = DP83848_STATUS_ADDRESS_ERROR; 80017a8: f06f 0302 mvn.w r3, #2 80017ac: 613b str r3, [r7, #16] } /* if device address is matched */ if(status == DP83848_STATUS_OK) 80017ae: 693b ldr r3, [r7, #16] 80017b0: 2b00 cmp r3, #0 80017b2: d145 bne.n 8001840 { /* set a software reset */ if(pObj->IO.WriteReg(pObj->DevAddr, DP83848_BCR, DP83848_BCR_SOFT_RESET) >= 0) 80017b4: 687b ldr r3, [r7, #4] 80017b6: 691b ldr r3, [r3, #16] 80017b8: 687a ldr r2, [r7, #4] 80017ba: 6810 ldr r0, [r2, #0] 80017bc: f44f 4200 mov.w r2, #32768 ; 0x8000 80017c0: 2100 movs r1, #0 80017c2: 4798 blx r3 80017c4: 4603 mov r3, r0 80017c6: 2b00 cmp r3, #0 80017c8: db37 blt.n 800183a { /* get software reset status */ if(pObj->IO.ReadReg(pObj->DevAddr, DP83848_BCR, ®value) >= 0) 80017ca: 687b ldr r3, [r7, #4] 80017cc: 695b ldr r3, [r3, #20] 80017ce: 687a ldr r2, [r7, #4] 80017d0: 6810 ldr r0, [r2, #0] 80017d2: f107 0208 add.w r2, r7, #8 80017d6: 2100 movs r1, #0 80017d8: 4798 blx r3 80017da: 4603 mov r3, r0 80017dc: 2b00 cmp r3, #0 80017de: db28 blt.n 8001832 { tickstart = pObj->IO.GetTick(); 80017e0: 687b ldr r3, [r7, #4] 80017e2: 699b ldr r3, [r3, #24] 80017e4: 4798 blx r3 80017e6: 4603 mov r3, r0 80017e8: 60fb str r3, [r7, #12] /* wait until software reset is done or timeout occured */ while(regvalue & DP83848_BCR_SOFT_RESET) 80017ea: e01c b.n 8001826 { if((pObj->IO.GetTick() - tickstart) <= DP83848_SW_RESET_TO) 80017ec: 687b ldr r3, [r7, #4] 80017ee: 699b ldr r3, [r3, #24] 80017f0: 4798 blx r3 80017f2: 4603 mov r3, r0 80017f4: 461a mov r2, r3 80017f6: 68fb ldr r3, [r7, #12] 80017f8: 1ad3 subs r3, r2, r3 80017fa: f5b3 7ffa cmp.w r3, #500 ; 0x1f4 80017fe: d80e bhi.n 800181e { if(pObj->IO.ReadReg(pObj->DevAddr, DP83848_BCR, ®value) < 0) 8001800: 687b ldr r3, [r7, #4] 8001802: 695b ldr r3, [r3, #20] 8001804: 687a ldr r2, [r7, #4] 8001806: 6810 ldr r0, [r2, #0] 8001808: f107 0208 add.w r2, r7, #8 800180c: 2100 movs r1, #0 800180e: 4798 blx r3 8001810: 4603 mov r3, r0 8001812: 2b00 cmp r3, #0 8001814: da07 bge.n 8001826 { status = DP83848_STATUS_READ_ERROR; 8001816: f06f 0304 mvn.w r3, #4 800181a: 613b str r3, [r7, #16] break; 800181c: e010 b.n 8001840 } } else { status = DP83848_STATUS_RESET_TIMEOUT; 800181e: f06f 0301 mvn.w r3, #1 8001822: 613b str r3, [r7, #16] break; 8001824: e00c b.n 8001840 while(regvalue & DP83848_BCR_SOFT_RESET) 8001826: 68bb ldr r3, [r7, #8] 8001828: f403 4300 and.w r3, r3, #32768 ; 0x8000 800182c: 2b00 cmp r3, #0 800182e: d1dd bne.n 80017ec 8001830: e006 b.n 8001840 } } } else { status = DP83848_STATUS_READ_ERROR; 8001832: f06f 0304 mvn.w r3, #4 8001836: 613b str r3, [r7, #16] 8001838: e002 b.n 8001840 } } else { status = DP83848_STATUS_WRITE_ERROR; 800183a: f06f 0303 mvn.w r3, #3 800183e: 613b str r3, [r7, #16] } } } if(status == DP83848_STATUS_OK) 8001840: 693b ldr r3, [r7, #16] 8001842: 2b00 cmp r3, #0 8001844: d112 bne.n 800186c { tickstart = pObj->IO.GetTick(); 8001846: 687b ldr r3, [r7, #4] 8001848: 699b ldr r3, [r3, #24] 800184a: 4798 blx r3 800184c: 4603 mov r3, r0 800184e: 60fb str r3, [r7, #12] /* Wait for 2s to perform initialization */ while((pObj->IO.GetTick() - tickstart) <= DP83848_INIT_TO) 8001850: bf00 nop 8001852: 687b ldr r3, [r7, #4] 8001854: 699b ldr r3, [r3, #24] 8001856: 4798 blx r3 8001858: 4603 mov r3, r0 800185a: 461a mov r2, r3 800185c: 68fb ldr r3, [r7, #12] 800185e: 1ad3 subs r3, r2, r3 8001860: f5b3 6ffa cmp.w r3, #2000 ; 0x7d0 8001864: d9f5 bls.n 8001852 { } pObj->Is_Initialized = 1; 8001866: 687b ldr r3, [r7, #4] 8001868: 2201 movs r2, #1 800186a: 605a str r2, [r3, #4] } return status; 800186c: 693b ldr r3, [r7, #16] } 800186e: 4618 mov r0, r3 8001870: 3718 adds r7, #24 8001872: 46bd mov sp, r7 8001874: bd80 pop {r7, pc} 08001876 : * DP83848_STATUS_10MBITS_HALFDUPLEX if 10Mb/s HD * DP83848_STATUS_READ_ERROR if connot read register * DP83848_STATUS_WRITE_ERROR if connot write to register */ int32_t DP83848_GetLinkState(dp83848_Object_t *pObj) { 8001876: b580 push {r7, lr} 8001878: b084 sub sp, #16 800187a: af00 add r7, sp, #0 800187c: 6078 str r0, [r7, #4] uint32_t readval = 0; 800187e: 2300 movs r3, #0 8001880: 60fb str r3, [r7, #12] /* Read Status register */ if(pObj->IO.ReadReg(pObj->DevAddr, DP83848_BSR, &readval) < 0) 8001882: 687b ldr r3, [r7, #4] 8001884: 695b ldr r3, [r3, #20] 8001886: 687a ldr r2, [r7, #4] 8001888: 6810 ldr r0, [r2, #0] 800188a: f107 020c add.w r2, r7, #12 800188e: 2101 movs r1, #1 8001890: 4798 blx r3 8001892: 4603 mov r3, r0 8001894: 2b00 cmp r3, #0 8001896: da02 bge.n 800189e { return DP83848_STATUS_READ_ERROR; 8001898: f06f 0304 mvn.w r3, #4 800189c: e06e b.n 800197c } /* Read Status register again */ if(pObj->IO.ReadReg(pObj->DevAddr, DP83848_BSR, &readval) < 0) 800189e: 687b ldr r3, [r7, #4] 80018a0: 695b ldr r3, [r3, #20] 80018a2: 687a ldr r2, [r7, #4] 80018a4: 6810 ldr r0, [r2, #0] 80018a6: f107 020c add.w r2, r7, #12 80018aa: 2101 movs r1, #1 80018ac: 4798 blx r3 80018ae: 4603 mov r3, r0 80018b0: 2b00 cmp r3, #0 80018b2: da02 bge.n 80018ba { return DP83848_STATUS_READ_ERROR; 80018b4: f06f 0304 mvn.w r3, #4 80018b8: e060 b.n 800197c } if((readval & DP83848_BSR_LINK_STATUS) == 0) 80018ba: 68fb ldr r3, [r7, #12] 80018bc: f003 0304 and.w r3, r3, #4 80018c0: 2b00 cmp r3, #0 80018c2: d101 bne.n 80018c8 { /* Return Link Down status */ return DP83848_STATUS_LINK_DOWN; 80018c4: 2301 movs r3, #1 80018c6: e059 b.n 800197c } /* Check Auto negotiaition */ if(pObj->IO.ReadReg(pObj->DevAddr, DP83848_BCR, &readval) < 0) 80018c8: 687b ldr r3, [r7, #4] 80018ca: 695b ldr r3, [r3, #20] 80018cc: 687a ldr r2, [r7, #4] 80018ce: 6810 ldr r0, [r2, #0] 80018d0: f107 020c add.w r2, r7, #12 80018d4: 2100 movs r1, #0 80018d6: 4798 blx r3 80018d8: 4603 mov r3, r0 80018da: 2b00 cmp r3, #0 80018dc: da02 bge.n 80018e4 { return DP83848_STATUS_READ_ERROR; 80018de: f06f 0304 mvn.w r3, #4 80018e2: e04b b.n 800197c } if((readval & DP83848_BCR_AUTONEGO_EN) != DP83848_BCR_AUTONEGO_EN) 80018e4: 68fb ldr r3, [r7, #12] 80018e6: f403 5380 and.w r3, r3, #4096 ; 0x1000 80018ea: 2b00 cmp r3, #0 80018ec: d11b bne.n 8001926 { if(((readval & DP83848_BCR_SPEED_SELECT) == DP83848_BCR_SPEED_SELECT) && ((readval & DP83848_BCR_DUPLEX_MODE) == DP83848_BCR_DUPLEX_MODE)) 80018ee: 68fb ldr r3, [r7, #12] 80018f0: f403 5300 and.w r3, r3, #8192 ; 0x2000 80018f4: 2b00 cmp r3, #0 80018f6: d006 beq.n 8001906 80018f8: 68fb ldr r3, [r7, #12] 80018fa: f403 7380 and.w r3, r3, #256 ; 0x100 80018fe: 2b00 cmp r3, #0 8001900: d001 beq.n 8001906 { return DP83848_STATUS_100MBITS_FULLDUPLEX; 8001902: 2302 movs r3, #2 8001904: e03a b.n 800197c } else if ((readval & DP83848_BCR_SPEED_SELECT) == DP83848_BCR_SPEED_SELECT) 8001906: 68fb ldr r3, [r7, #12] 8001908: f403 5300 and.w r3, r3, #8192 ; 0x2000 800190c: 2b00 cmp r3, #0 800190e: d001 beq.n 8001914 { return DP83848_STATUS_100MBITS_HALFDUPLEX; 8001910: 2303 movs r3, #3 8001912: e033 b.n 800197c } else if ((readval & DP83848_BCR_DUPLEX_MODE) == DP83848_BCR_DUPLEX_MODE) 8001914: 68fb ldr r3, [r7, #12] 8001916: f403 7380 and.w r3, r3, #256 ; 0x100 800191a: 2b00 cmp r3, #0 800191c: d001 beq.n 8001922 { return DP83848_STATUS_10MBITS_FULLDUPLEX; 800191e: 2304 movs r3, #4 8001920: e02c b.n 800197c } else { return DP83848_STATUS_10MBITS_HALFDUPLEX; 8001922: 2305 movs r3, #5 8001924: e02a b.n 800197c } } else /* Auto Nego enabled */ { if(pObj->IO.ReadReg(pObj->DevAddr, DP83848_PHYSCSR, &readval) < 0) 8001926: 687b ldr r3, [r7, #4] 8001928: 695b ldr r3, [r3, #20] 800192a: 687a ldr r2, [r7, #4] 800192c: 6810 ldr r0, [r2, #0] 800192e: f107 020c add.w r2, r7, #12 8001932: 2110 movs r1, #16 8001934: 4798 blx r3 8001936: 4603 mov r3, r0 8001938: 2b00 cmp r3, #0 800193a: da02 bge.n 8001942 { return DP83848_STATUS_READ_ERROR; 800193c: f06f 0304 mvn.w r3, #4 8001940: e01c b.n 800197c } /* Check if auto nego not done */ if((readval & DP83848_PHYSCSR_AUTONEGO_DONE) == 0) 8001942: 68fb ldr r3, [r7, #12] 8001944: f403 7380 and.w r3, r3, #256 ; 0x100 8001948: 2b00 cmp r3, #0 800194a: d101 bne.n 8001950 { return DP83848_STATUS_AUTONEGO_NOTDONE; 800194c: 2306 movs r3, #6 800194e: e015 b.n 800197c } if((readval & DP83848_PHYSCSR_HCDSPEEDMASK) == DP83848_PHYSCSR_100BTX_FD) 8001950: 68fb ldr r3, [r7, #12] 8001952: f003 0306 and.w r3, r3, #6 8001956: 2b04 cmp r3, #4 8001958: d101 bne.n 800195e { return DP83848_STATUS_100MBITS_FULLDUPLEX; 800195a: 2302 movs r3, #2 800195c: e00e b.n 800197c } else if ((readval & DP83848_PHYSCSR_HCDSPEEDMASK) == DP83848_PHYSCSR_100BTX_HD) 800195e: 68fb ldr r3, [r7, #12] 8001960: f003 0306 and.w r3, r3, #6 8001964: 2b00 cmp r3, #0 8001966: d101 bne.n 800196c { return DP83848_STATUS_100MBITS_HALFDUPLEX; 8001968: 2303 movs r3, #3 800196a: e007 b.n 800197c } else if ((readval & DP83848_PHYSCSR_HCDSPEEDMASK) == DP83848_PHYSCSR_10BT_FD) 800196c: 68fb ldr r3, [r7, #12] 800196e: f003 0306 and.w r3, r3, #6 8001972: 2b06 cmp r3, #6 8001974: d101 bne.n 800197a { return DP83848_STATUS_10MBITS_FULLDUPLEX; 8001976: 2304 movs r3, #4 8001978: e000 b.n 800197c } else { return DP83848_STATUS_10MBITS_HALFDUPLEX; 800197a: 2305 movs r3, #5 } } } 800197c: 4618 mov r0, r3 800197e: 3710 adds r7, #16 8001980: 46bd mov sp, r7 8001982: bd80 pop {r7, pc} 08001984 : * need to ensure that the SysTick time base is always set to 1 millisecond * to have correct HAL operation. * @retval HAL status */ HAL_StatusTypeDef HAL_Init(void) { 8001984: b580 push {r7, lr} 8001986: af00 add r7, sp, #0 /* Configure Flash prefetch, Instruction cache, Data cache */ #if (INSTRUCTION_CACHE_ENABLE != 0U) __HAL_FLASH_INSTRUCTION_CACHE_ENABLE(); 8001988: 4b0e ldr r3, [pc, #56] ; (80019c4 ) 800198a: 681b ldr r3, [r3, #0] 800198c: 4a0d ldr r2, [pc, #52] ; (80019c4 ) 800198e: f443 7300 orr.w r3, r3, #512 ; 0x200 8001992: 6013 str r3, [r2, #0] #endif /* INSTRUCTION_CACHE_ENABLE */ #if (DATA_CACHE_ENABLE != 0U) __HAL_FLASH_DATA_CACHE_ENABLE(); 8001994: 4b0b ldr r3, [pc, #44] ; (80019c4 ) 8001996: 681b ldr r3, [r3, #0] 8001998: 4a0a ldr r2, [pc, #40] ; (80019c4 ) 800199a: f443 6380 orr.w r3, r3, #1024 ; 0x400 800199e: 6013 str r3, [r2, #0] #endif /* DATA_CACHE_ENABLE */ #if (PREFETCH_ENABLE != 0U) __HAL_FLASH_PREFETCH_BUFFER_ENABLE(); 80019a0: 4b08 ldr r3, [pc, #32] ; (80019c4 ) 80019a2: 681b ldr r3, [r3, #0] 80019a4: 4a07 ldr r2, [pc, #28] ; (80019c4 ) 80019a6: f443 7380 orr.w r3, r3, #256 ; 0x100 80019aa: 6013 str r3, [r2, #0] #endif /* PREFETCH_ENABLE */ /* Set Interrupt Group Priority */ HAL_NVIC_SetPriorityGrouping(NVIC_PRIORITYGROUP_4); 80019ac: 2003 movs r0, #3 80019ae: f000 f94f bl 8001c50 /* Use systick as time base source and configure 1ms tick (default clock after Reset is HSI) */ HAL_InitTick(TICK_INT_PRIORITY); 80019b2: 200f movs r0, #15 80019b4: f000 f808 bl 80019c8 /* Init the low level hardware */ HAL_MspInit(); 80019b8: f7ff fd44 bl 8001444 /* Return function status */ return HAL_OK; 80019bc: 2300 movs r3, #0 } 80019be: 4618 mov r0, r3 80019c0: bd80 pop {r7, pc} 80019c2: bf00 nop 80019c4: 40023c00 .word 0x40023c00 080019c8 : * implementation in user file. * @param TickPriority Tick interrupt priority. * @retval HAL status */ __weak HAL_StatusTypeDef HAL_InitTick(uint32_t TickPriority) { 80019c8: b580 push {r7, lr} 80019ca: b082 sub sp, #8 80019cc: af00 add r7, sp, #0 80019ce: 6078 str r0, [r7, #4] /* Configure the SysTick to have interrupt in 1ms time basis*/ if (HAL_SYSTICK_Config(SystemCoreClock / (1000U / uwTickFreq)) > 0U) 80019d0: 4b12 ldr r3, [pc, #72] ; (8001a1c ) 80019d2: 681a ldr r2, [r3, #0] 80019d4: 4b12 ldr r3, [pc, #72] ; (8001a20 ) 80019d6: 781b ldrb r3, [r3, #0] 80019d8: 4619 mov r1, r3 80019da: f44f 737a mov.w r3, #1000 ; 0x3e8 80019de: fbb3 f3f1 udiv r3, r3, r1 80019e2: fbb2 f3f3 udiv r3, r2, r3 80019e6: 4618 mov r0, r3 80019e8: f000 f967 bl 8001cba 80019ec: 4603 mov r3, r0 80019ee: 2b00 cmp r3, #0 80019f0: d001 beq.n 80019f6 { return HAL_ERROR; 80019f2: 2301 movs r3, #1 80019f4: e00e b.n 8001a14 } /* Configure the SysTick IRQ priority */ if (TickPriority < (1UL << __NVIC_PRIO_BITS)) 80019f6: 687b ldr r3, [r7, #4] 80019f8: 2b0f cmp r3, #15 80019fa: d80a bhi.n 8001a12 { HAL_NVIC_SetPriority(SysTick_IRQn, TickPriority, 0U); 80019fc: 2200 movs r2, #0 80019fe: 6879 ldr r1, [r7, #4] 8001a00: f04f 30ff mov.w r0, #4294967295 8001a04: f000 f92f bl 8001c66 uwTickPrio = TickPriority; 8001a08: 4a06 ldr r2, [pc, #24] ; (8001a24 ) 8001a0a: 687b ldr r3, [r7, #4] 8001a0c: 6013 str r3, [r2, #0] { return HAL_ERROR; } /* Return function status */ return HAL_OK; 8001a0e: 2300 movs r3, #0 8001a10: e000 b.n 8001a14 return HAL_ERROR; 8001a12: 2301 movs r3, #1 } 8001a14: 4618 mov r0, r3 8001a16: 3708 adds r7, #8 8001a18: 46bd mov sp, r7 8001a1a: bd80 pop {r7, pc} 8001a1c: 20000000 .word 0x20000000 8001a20: 20000008 .word 0x20000008 8001a24: 20000004 .word 0x20000004 08001a28 : * @note This function is declared as __weak to be overwritten in case of other * implementations in user file. * @retval None */ __weak void HAL_IncTick(void) { 8001a28: b480 push {r7} 8001a2a: af00 add r7, sp, #0 uwTick += uwTickFreq; 8001a2c: 4b06 ldr r3, [pc, #24] ; (8001a48 ) 8001a2e: 781b ldrb r3, [r3, #0] 8001a30: 461a mov r2, r3 8001a32: 4b06 ldr r3, [pc, #24] ; (8001a4c ) 8001a34: 681b ldr r3, [r3, #0] 8001a36: 4413 add r3, r2 8001a38: 4a04 ldr r2, [pc, #16] ; (8001a4c ) 8001a3a: 6013 str r3, [r2, #0] } 8001a3c: bf00 nop 8001a3e: 46bd mov sp, r7 8001a40: f85d 7b04 ldr.w r7, [sp], #4 8001a44: 4770 bx lr 8001a46: bf00 nop 8001a48: 20000008 .word 0x20000008 8001a4c: 20001824 .word 0x20001824 08001a50 : * @note This function is declared as __weak to be overwritten in case of other * implementations in user file. * @retval tick value */ __weak uint32_t HAL_GetTick(void) { 8001a50: b480 push {r7} 8001a52: af00 add r7, sp, #0 return uwTick; 8001a54: 4b03 ldr r3, [pc, #12] ; (8001a64 ) 8001a56: 681b ldr r3, [r3, #0] } 8001a58: 4618 mov r0, r3 8001a5a: 46bd mov sp, r7 8001a5c: f85d 7b04 ldr.w r7, [sp], #4 8001a60: 4770 bx lr 8001a62: bf00 nop 8001a64: 20001824 .word 0x20001824 08001a68 : * implementations in user file. * @param Delay specifies the delay time length, in milliseconds. * @retval None */ __weak void HAL_Delay(uint32_t Delay) { 8001a68: b580 push {r7, lr} 8001a6a: b084 sub sp, #16 8001a6c: af00 add r7, sp, #0 8001a6e: 6078 str r0, [r7, #4] uint32_t tickstart = HAL_GetTick(); 8001a70: f7ff ffee bl 8001a50 8001a74: 60b8 str r0, [r7, #8] uint32_t wait = Delay; 8001a76: 687b ldr r3, [r7, #4] 8001a78: 60fb str r3, [r7, #12] /* Add a freq to guarantee minimum wait */ if (wait < HAL_MAX_DELAY) 8001a7a: 68fb ldr r3, [r7, #12] 8001a7c: f1b3 3fff cmp.w r3, #4294967295 8001a80: d005 beq.n 8001a8e { wait += (uint32_t)(uwTickFreq); 8001a82: 4b0a ldr r3, [pc, #40] ; (8001aac ) 8001a84: 781b ldrb r3, [r3, #0] 8001a86: 461a mov r2, r3 8001a88: 68fb ldr r3, [r7, #12] 8001a8a: 4413 add r3, r2 8001a8c: 60fb str r3, [r7, #12] } while((HAL_GetTick() - tickstart) < wait) 8001a8e: bf00 nop 8001a90: f7ff ffde bl 8001a50 8001a94: 4602 mov r2, r0 8001a96: 68bb ldr r3, [r7, #8] 8001a98: 1ad3 subs r3, r2, r3 8001a9a: 68fa ldr r2, [r7, #12] 8001a9c: 429a cmp r2, r3 8001a9e: d8f7 bhi.n 8001a90 { } } 8001aa0: bf00 nop 8001aa2: bf00 nop 8001aa4: 3710 adds r7, #16 8001aa6: 46bd mov sp, r7 8001aa8: bd80 pop {r7, pc} 8001aaa: bf00 nop 8001aac: 20000008 .word 0x20000008 08001ab0 <__NVIC_SetPriorityGrouping>: In case of a conflict between priority grouping and available priority bits (__NVIC_PRIO_BITS), the smallest possible priority group is set. \param [in] PriorityGroup Priority grouping field. */ __STATIC_INLINE void __NVIC_SetPriorityGrouping(uint32_t PriorityGroup) { 8001ab0: b480 push {r7} 8001ab2: b085 sub sp, #20 8001ab4: af00 add r7, sp, #0 8001ab6: 6078 str r0, [r7, #4] uint32_t reg_value; uint32_t PriorityGroupTmp = (PriorityGroup & (uint32_t)0x07UL); /* only values 0..7 are used */ 8001ab8: 687b ldr r3, [r7, #4] 8001aba: f003 0307 and.w r3, r3, #7 8001abe: 60fb str r3, [r7, #12] reg_value = SCB->AIRCR; /* read old register configuration */ 8001ac0: 4b0c ldr r3, [pc, #48] ; (8001af4 <__NVIC_SetPriorityGrouping+0x44>) 8001ac2: 68db ldr r3, [r3, #12] 8001ac4: 60bb str r3, [r7, #8] reg_value &= ~((uint32_t)(SCB_AIRCR_VECTKEY_Msk | SCB_AIRCR_PRIGROUP_Msk)); /* clear bits to change */ 8001ac6: 68ba ldr r2, [r7, #8] 8001ac8: f64f 03ff movw r3, #63743 ; 0xf8ff 8001acc: 4013 ands r3, r2 8001ace: 60bb str r3, [r7, #8] reg_value = (reg_value | ((uint32_t)0x5FAUL << SCB_AIRCR_VECTKEY_Pos) | (PriorityGroupTmp << SCB_AIRCR_PRIGROUP_Pos) ); /* Insert write key and priority group */ 8001ad0: 68fb ldr r3, [r7, #12] 8001ad2: 021a lsls r2, r3, #8 ((uint32_t)0x5FAUL << SCB_AIRCR_VECTKEY_Pos) | 8001ad4: 68bb ldr r3, [r7, #8] 8001ad6: 4313 orrs r3, r2 reg_value = (reg_value | 8001ad8: f043 63bf orr.w r3, r3, #100139008 ; 0x5f80000 8001adc: f443 3300 orr.w r3, r3, #131072 ; 0x20000 8001ae0: 60bb str r3, [r7, #8] SCB->AIRCR = reg_value; 8001ae2: 4a04 ldr r2, [pc, #16] ; (8001af4 <__NVIC_SetPriorityGrouping+0x44>) 8001ae4: 68bb ldr r3, [r7, #8] 8001ae6: 60d3 str r3, [r2, #12] } 8001ae8: bf00 nop 8001aea: 3714 adds r7, #20 8001aec: 46bd mov sp, r7 8001aee: f85d 7b04 ldr.w r7, [sp], #4 8001af2: 4770 bx lr 8001af4: e000ed00 .word 0xe000ed00 08001af8 <__NVIC_GetPriorityGrouping>: \brief Get Priority Grouping \details Reads the priority grouping field from the NVIC Interrupt Controller. \return Priority grouping field (SCB->AIRCR [10:8] PRIGROUP field). */ __STATIC_INLINE uint32_t __NVIC_GetPriorityGrouping(void) { 8001af8: b480 push {r7} 8001afa: af00 add r7, sp, #0 return ((uint32_t)((SCB->AIRCR & SCB_AIRCR_PRIGROUP_Msk) >> SCB_AIRCR_PRIGROUP_Pos)); 8001afc: 4b04 ldr r3, [pc, #16] ; (8001b10 <__NVIC_GetPriorityGrouping+0x18>) 8001afe: 68db ldr r3, [r3, #12] 8001b00: 0a1b lsrs r3, r3, #8 8001b02: f003 0307 and.w r3, r3, #7 } 8001b06: 4618 mov r0, r3 8001b08: 46bd mov sp, r7 8001b0a: f85d 7b04 ldr.w r7, [sp], #4 8001b0e: 4770 bx lr 8001b10: e000ed00 .word 0xe000ed00 08001b14 <__NVIC_EnableIRQ>: \details Enables a device specific interrupt in the NVIC interrupt controller. \param [in] IRQn Device specific interrupt number. \note IRQn must not be negative. */ __STATIC_INLINE void __NVIC_EnableIRQ(IRQn_Type IRQn) { 8001b14: b480 push {r7} 8001b16: b083 sub sp, #12 8001b18: af00 add r7, sp, #0 8001b1a: 4603 mov r3, r0 8001b1c: 71fb strb r3, [r7, #7] if ((int32_t)(IRQn) >= 0) 8001b1e: f997 3007 ldrsb.w r3, [r7, #7] 8001b22: 2b00 cmp r3, #0 8001b24: db0b blt.n 8001b3e <__NVIC_EnableIRQ+0x2a> { NVIC->ISER[(((uint32_t)IRQn) >> 5UL)] = (uint32_t)(1UL << (((uint32_t)IRQn) & 0x1FUL)); 8001b26: 79fb ldrb r3, [r7, #7] 8001b28: f003 021f and.w r2, r3, #31 8001b2c: 4907 ldr r1, [pc, #28] ; (8001b4c <__NVIC_EnableIRQ+0x38>) 8001b2e: f997 3007 ldrsb.w r3, [r7, #7] 8001b32: 095b lsrs r3, r3, #5 8001b34: 2001 movs r0, #1 8001b36: fa00 f202 lsl.w r2, r0, r2 8001b3a: f841 2023 str.w r2, [r1, r3, lsl #2] } } 8001b3e: bf00 nop 8001b40: 370c adds r7, #12 8001b42: 46bd mov sp, r7 8001b44: f85d 7b04 ldr.w r7, [sp], #4 8001b48: 4770 bx lr 8001b4a: bf00 nop 8001b4c: e000e100 .word 0xe000e100 08001b50 <__NVIC_SetPriority>: \param [in] IRQn Interrupt number. \param [in] priority Priority to set. \note The priority cannot be set for every processor exception. */ __STATIC_INLINE void __NVIC_SetPriority(IRQn_Type IRQn, uint32_t priority) { 8001b50: b480 push {r7} 8001b52: b083 sub sp, #12 8001b54: af00 add r7, sp, #0 8001b56: 4603 mov r3, r0 8001b58: 6039 str r1, [r7, #0] 8001b5a: 71fb strb r3, [r7, #7] if ((int32_t)(IRQn) >= 0) 8001b5c: f997 3007 ldrsb.w r3, [r7, #7] 8001b60: 2b00 cmp r3, #0 8001b62: db0a blt.n 8001b7a <__NVIC_SetPriority+0x2a> { NVIC->IP[((uint32_t)IRQn)] = (uint8_t)((priority << (8U - __NVIC_PRIO_BITS)) & (uint32_t)0xFFUL); 8001b64: 683b ldr r3, [r7, #0] 8001b66: b2da uxtb r2, r3 8001b68: 490c ldr r1, [pc, #48] ; (8001b9c <__NVIC_SetPriority+0x4c>) 8001b6a: f997 3007 ldrsb.w r3, [r7, #7] 8001b6e: 0112 lsls r2, r2, #4 8001b70: b2d2 uxtb r2, r2 8001b72: 440b add r3, r1 8001b74: f883 2300 strb.w r2, [r3, #768] ; 0x300 } else { SCB->SHP[(((uint32_t)IRQn) & 0xFUL)-4UL] = (uint8_t)((priority << (8U - __NVIC_PRIO_BITS)) & (uint32_t)0xFFUL); } } 8001b78: e00a b.n 8001b90 <__NVIC_SetPriority+0x40> SCB->SHP[(((uint32_t)IRQn) & 0xFUL)-4UL] = (uint8_t)((priority << (8U - __NVIC_PRIO_BITS)) & (uint32_t)0xFFUL); 8001b7a: 683b ldr r3, [r7, #0] 8001b7c: b2da uxtb r2, r3 8001b7e: 4908 ldr r1, [pc, #32] ; (8001ba0 <__NVIC_SetPriority+0x50>) 8001b80: 79fb ldrb r3, [r7, #7] 8001b82: f003 030f and.w r3, r3, #15 8001b86: 3b04 subs r3, #4 8001b88: 0112 lsls r2, r2, #4 8001b8a: b2d2 uxtb r2, r2 8001b8c: 440b add r3, r1 8001b8e: 761a strb r2, [r3, #24] } 8001b90: bf00 nop 8001b92: 370c adds r7, #12 8001b94: 46bd mov sp, r7 8001b96: f85d 7b04 ldr.w r7, [sp], #4 8001b9a: 4770 bx lr 8001b9c: e000e100 .word 0xe000e100 8001ba0: e000ed00 .word 0xe000ed00 08001ba4 : \param [in] PreemptPriority Preemptive priority value (starting from 0). \param [in] SubPriority Subpriority value (starting from 0). \return Encoded priority. Value can be used in the function \ref NVIC_SetPriority(). */ __STATIC_INLINE uint32_t NVIC_EncodePriority (uint32_t PriorityGroup, uint32_t PreemptPriority, uint32_t SubPriority) { 8001ba4: b480 push {r7} 8001ba6: b089 sub sp, #36 ; 0x24 8001ba8: af00 add r7, sp, #0 8001baa: 60f8 str r0, [r7, #12] 8001bac: 60b9 str r1, [r7, #8] 8001bae: 607a str r2, [r7, #4] uint32_t PriorityGroupTmp = (PriorityGroup & (uint32_t)0x07UL); /* only values 0..7 are used */ 8001bb0: 68fb ldr r3, [r7, #12] 8001bb2: f003 0307 and.w r3, r3, #7 8001bb6: 61fb str r3, [r7, #28] uint32_t PreemptPriorityBits; uint32_t SubPriorityBits; PreemptPriorityBits = ((7UL - PriorityGroupTmp) > (uint32_t)(__NVIC_PRIO_BITS)) ? (uint32_t)(__NVIC_PRIO_BITS) : (uint32_t)(7UL - PriorityGroupTmp); 8001bb8: 69fb ldr r3, [r7, #28] 8001bba: f1c3 0307 rsb r3, r3, #7 8001bbe: 2b04 cmp r3, #4 8001bc0: bf28 it cs 8001bc2: 2304 movcs r3, #4 8001bc4: 61bb str r3, [r7, #24] SubPriorityBits = ((PriorityGroupTmp + (uint32_t)(__NVIC_PRIO_BITS)) < (uint32_t)7UL) ? (uint32_t)0UL : (uint32_t)((PriorityGroupTmp - 7UL) + (uint32_t)(__NVIC_PRIO_BITS)); 8001bc6: 69fb ldr r3, [r7, #28] 8001bc8: 3304 adds r3, #4 8001bca: 2b06 cmp r3, #6 8001bcc: d902 bls.n 8001bd4 8001bce: 69fb ldr r3, [r7, #28] 8001bd0: 3b03 subs r3, #3 8001bd2: e000 b.n 8001bd6 8001bd4: 2300 movs r3, #0 8001bd6: 617b str r3, [r7, #20] return ( ((PreemptPriority & (uint32_t)((1UL << (PreemptPriorityBits)) - 1UL)) << SubPriorityBits) | 8001bd8: f04f 32ff mov.w r2, #4294967295 8001bdc: 69bb ldr r3, [r7, #24] 8001bde: fa02 f303 lsl.w r3, r2, r3 8001be2: 43da mvns r2, r3 8001be4: 68bb ldr r3, [r7, #8] 8001be6: 401a ands r2, r3 8001be8: 697b ldr r3, [r7, #20] 8001bea: 409a lsls r2, r3 ((SubPriority & (uint32_t)((1UL << (SubPriorityBits )) - 1UL))) 8001bec: f04f 31ff mov.w r1, #4294967295 8001bf0: 697b ldr r3, [r7, #20] 8001bf2: fa01 f303 lsl.w r3, r1, r3 8001bf6: 43d9 mvns r1, r3 8001bf8: 687b ldr r3, [r7, #4] 8001bfa: 400b ands r3, r1 ((PreemptPriority & (uint32_t)((1UL << (PreemptPriorityBits)) - 1UL)) << SubPriorityBits) | 8001bfc: 4313 orrs r3, r2 ); } 8001bfe: 4618 mov r0, r3 8001c00: 3724 adds r7, #36 ; 0x24 8001c02: 46bd mov sp, r7 8001c04: f85d 7b04 ldr.w r7, [sp], #4 8001c08: 4770 bx lr ... 08001c0c : \note When the variable __Vendor_SysTickConfig is set to 1, then the function SysTick_Config is not included. In this case, the file device.h must contain a vendor-specific implementation of this function. */ __STATIC_INLINE uint32_t SysTick_Config(uint32_t ticks) { 8001c0c: b580 push {r7, lr} 8001c0e: b082 sub sp, #8 8001c10: af00 add r7, sp, #0 8001c12: 6078 str r0, [r7, #4] if ((ticks - 1UL) > SysTick_LOAD_RELOAD_Msk) 8001c14: 687b ldr r3, [r7, #4] 8001c16: 3b01 subs r3, #1 8001c18: f1b3 7f80 cmp.w r3, #16777216 ; 0x1000000 8001c1c: d301 bcc.n 8001c22 { return (1UL); /* Reload value impossible */ 8001c1e: 2301 movs r3, #1 8001c20: e00f b.n 8001c42 } SysTick->LOAD = (uint32_t)(ticks - 1UL); /* set reload register */ 8001c22: 4a0a ldr r2, [pc, #40] ; (8001c4c ) 8001c24: 687b ldr r3, [r7, #4] 8001c26: 3b01 subs r3, #1 8001c28: 6053 str r3, [r2, #4] NVIC_SetPriority (SysTick_IRQn, (1UL << __NVIC_PRIO_BITS) - 1UL); /* set Priority for Systick Interrupt */ 8001c2a: 210f movs r1, #15 8001c2c: f04f 30ff mov.w r0, #4294967295 8001c30: f7ff ff8e bl 8001b50 <__NVIC_SetPriority> SysTick->VAL = 0UL; /* Load the SysTick Counter Value */ 8001c34: 4b05 ldr r3, [pc, #20] ; (8001c4c ) 8001c36: 2200 movs r2, #0 8001c38: 609a str r2, [r3, #8] SysTick->CTRL = SysTick_CTRL_CLKSOURCE_Msk | 8001c3a: 4b04 ldr r3, [pc, #16] ; (8001c4c ) 8001c3c: 2207 movs r2, #7 8001c3e: 601a str r2, [r3, #0] SysTick_CTRL_TICKINT_Msk | SysTick_CTRL_ENABLE_Msk; /* Enable SysTick IRQ and SysTick Timer */ return (0UL); /* Function successful */ 8001c40: 2300 movs r3, #0 } 8001c42: 4618 mov r0, r3 8001c44: 3708 adds r7, #8 8001c46: 46bd mov sp, r7 8001c48: bd80 pop {r7, pc} 8001c4a: bf00 nop 8001c4c: e000e010 .word 0xe000e010 08001c50 : * @note When the NVIC_PriorityGroup_0 is selected, IRQ preemption is no more possible. * The pending IRQ priority will be managed only by the subpriority. * @retval None */ void HAL_NVIC_SetPriorityGrouping(uint32_t PriorityGroup) { 8001c50: b580 push {r7, lr} 8001c52: b082 sub sp, #8 8001c54: af00 add r7, sp, #0 8001c56: 6078 str r0, [r7, #4] /* Check the parameters */ assert_param(IS_NVIC_PRIORITY_GROUP(PriorityGroup)); /* Set the PRIGROUP[10:8] bits according to the PriorityGroup parameter value */ NVIC_SetPriorityGrouping(PriorityGroup); 8001c58: 6878 ldr r0, [r7, #4] 8001c5a: f7ff ff29 bl 8001ab0 <__NVIC_SetPriorityGrouping> } 8001c5e: bf00 nop 8001c60: 3708 adds r7, #8 8001c62: 46bd mov sp, r7 8001c64: bd80 pop {r7, pc} 08001c66 : * This parameter can be a value between 0 and 15 * A lower priority value indicates a higher priority. * @retval None */ void HAL_NVIC_SetPriority(IRQn_Type IRQn, uint32_t PreemptPriority, uint32_t SubPriority) { 8001c66: b580 push {r7, lr} 8001c68: b086 sub sp, #24 8001c6a: af00 add r7, sp, #0 8001c6c: 4603 mov r3, r0 8001c6e: 60b9 str r1, [r7, #8] 8001c70: 607a str r2, [r7, #4] 8001c72: 73fb strb r3, [r7, #15] uint32_t prioritygroup = 0x00U; 8001c74: 2300 movs r3, #0 8001c76: 617b str r3, [r7, #20] /* Check the parameters */ assert_param(IS_NVIC_SUB_PRIORITY(SubPriority)); assert_param(IS_NVIC_PREEMPTION_PRIORITY(PreemptPriority)); prioritygroup = NVIC_GetPriorityGrouping(); 8001c78: f7ff ff3e bl 8001af8 <__NVIC_GetPriorityGrouping> 8001c7c: 6178 str r0, [r7, #20] NVIC_SetPriority(IRQn, NVIC_EncodePriority(prioritygroup, PreemptPriority, SubPriority)); 8001c7e: 687a ldr r2, [r7, #4] 8001c80: 68b9 ldr r1, [r7, #8] 8001c82: 6978 ldr r0, [r7, #20] 8001c84: f7ff ff8e bl 8001ba4 8001c88: 4602 mov r2, r0 8001c8a: f997 300f ldrsb.w r3, [r7, #15] 8001c8e: 4611 mov r1, r2 8001c90: 4618 mov r0, r3 8001c92: f7ff ff5d bl 8001b50 <__NVIC_SetPriority> } 8001c96: bf00 nop 8001c98: 3718 adds r7, #24 8001c9a: 46bd mov sp, r7 8001c9c: bd80 pop {r7, pc} 08001c9e : * This parameter can be an enumerator of IRQn_Type enumeration * (For the complete STM32 Devices IRQ Channels list, please refer to the appropriate CMSIS device file (stm32f4xxxx.h)) * @retval None */ void HAL_NVIC_EnableIRQ(IRQn_Type IRQn) { 8001c9e: b580 push {r7, lr} 8001ca0: b082 sub sp, #8 8001ca2: af00 add r7, sp, #0 8001ca4: 4603 mov r3, r0 8001ca6: 71fb strb r3, [r7, #7] /* Check the parameters */ assert_param(IS_NVIC_DEVICE_IRQ(IRQn)); /* Enable interrupt */ NVIC_EnableIRQ(IRQn); 8001ca8: f997 3007 ldrsb.w r3, [r7, #7] 8001cac: 4618 mov r0, r3 8001cae: f7ff ff31 bl 8001b14 <__NVIC_EnableIRQ> } 8001cb2: bf00 nop 8001cb4: 3708 adds r7, #8 8001cb6: 46bd mov sp, r7 8001cb8: bd80 pop {r7, pc} 08001cba : * @param TicksNumb Specifies the ticks Number of ticks between two interrupts. * @retval status: - 0 Function succeeded. * - 1 Function failed. */ uint32_t HAL_SYSTICK_Config(uint32_t TicksNumb) { 8001cba: b580 push {r7, lr} 8001cbc: b082 sub sp, #8 8001cbe: af00 add r7, sp, #0 8001cc0: 6078 str r0, [r7, #4] return SysTick_Config(TicksNumb); 8001cc2: 6878 ldr r0, [r7, #4] 8001cc4: f7ff ffa2 bl 8001c0c 8001cc8: 4603 mov r3, r0 } 8001cca: 4618 mov r0, r3 8001ccc: 3708 adds r7, #8 8001cce: 46bd mov sp, r7 8001cd0: bd80 pop {r7, pc} ... 08001cd4 : * @param heth: pointer to a ETH_HandleTypeDef structure that contains * the configuration information for ETHERNET module * @retval HAL status */ HAL_StatusTypeDef HAL_ETH_Init(ETH_HandleTypeDef *heth) { 8001cd4: b580 push {r7, lr} 8001cd6: b084 sub sp, #16 8001cd8: af00 add r7, sp, #0 8001cda: 6078 str r0, [r7, #4] uint32_t tickstart; if (heth == NULL) 8001cdc: 687b ldr r3, [r7, #4] 8001cde: 2b00 cmp r3, #0 8001ce0: d101 bne.n 8001ce6 { return HAL_ERROR; 8001ce2: 2301 movs r3, #1 8001ce4: e06c b.n 8001dc0 } if (heth->gState == HAL_ETH_STATE_RESET) 8001ce6: 687b ldr r3, [r7, #4] 8001ce8: f8d3 3084 ldr.w r3, [r3, #132] ; 0x84 8001cec: 2b00 cmp r3, #0 8001cee: d106 bne.n 8001cfe { heth->gState = HAL_ETH_STATE_BUSY; 8001cf0: 687b ldr r3, [r7, #4] 8001cf2: 2223 movs r2, #35 ; 0x23 8001cf4: f8c3 2084 str.w r2, [r3, #132] ; 0x84 /* Init the low level hardware */ heth->MspInitCallback(heth); #else /* Init the low level hardware : GPIO, CLOCK, NVIC. */ HAL_ETH_MspInit(heth); 8001cf8: 6878 ldr r0, [r7, #4] 8001cfa: f002 fee3 bl 8004ac4 #endif /* (USE_HAL_ETH_REGISTER_CALLBACKS) */ } __HAL_RCC_SYSCFG_CLK_ENABLE(); 8001cfe: 2300 movs r3, #0 8001d00: 60bb str r3, [r7, #8] 8001d02: 4b31 ldr r3, [pc, #196] ; (8001dc8 ) 8001d04: 6c5b ldr r3, [r3, #68] ; 0x44 8001d06: 4a30 ldr r2, [pc, #192] ; (8001dc8 ) 8001d08: f443 4380 orr.w r3, r3, #16384 ; 0x4000 8001d0c: 6453 str r3, [r2, #68] ; 0x44 8001d0e: 4b2e ldr r3, [pc, #184] ; (8001dc8 ) 8001d10: 6c5b ldr r3, [r3, #68] ; 0x44 8001d12: f403 4380 and.w r3, r3, #16384 ; 0x4000 8001d16: 60bb str r3, [r7, #8] 8001d18: 68bb ldr r3, [r7, #8] /* Select MII or RMII Mode*/ SYSCFG->PMC &= ~(SYSCFG_PMC_MII_RMII_SEL); 8001d1a: 4b2c ldr r3, [pc, #176] ; (8001dcc ) 8001d1c: 685b ldr r3, [r3, #4] 8001d1e: 4a2b ldr r2, [pc, #172] ; (8001dcc ) 8001d20: f423 0300 bic.w r3, r3, #8388608 ; 0x800000 8001d24: 6053 str r3, [r2, #4] SYSCFG->PMC |= (uint32_t)heth->Init.MediaInterface; 8001d26: 4b29 ldr r3, [pc, #164] ; (8001dcc ) 8001d28: 685a ldr r2, [r3, #4] 8001d2a: 687b ldr r3, [r7, #4] 8001d2c: 689b ldr r3, [r3, #8] 8001d2e: 4927 ldr r1, [pc, #156] ; (8001dcc ) 8001d30: 4313 orrs r3, r2 8001d32: 604b str r3, [r1, #4] /* Dummy read to sync SYSCFG with ETH */ (void)SYSCFG->PMC; 8001d34: 4b25 ldr r3, [pc, #148] ; (8001dcc ) 8001d36: 685b ldr r3, [r3, #4] /* Ethernet Software reset */ /* Set the SWR bit: resets all MAC subsystem internal registers and logic */ /* After reset all the registers holds their respective reset values */ SET_BIT(heth->Instance->DMABMR, ETH_DMABMR_SR); 8001d38: 687b ldr r3, [r7, #4] 8001d3a: 681b ldr r3, [r3, #0] 8001d3c: f503 5380 add.w r3, r3, #4096 ; 0x1000 8001d40: 681b ldr r3, [r3, #0] 8001d42: 687a ldr r2, [r7, #4] 8001d44: 6812 ldr r2, [r2, #0] 8001d46: f043 0301 orr.w r3, r3, #1 8001d4a: f502 5280 add.w r2, r2, #4096 ; 0x1000 8001d4e: 6013 str r3, [r2, #0] /* Get tick */ tickstart = HAL_GetTick(); 8001d50: f7ff fe7e bl 8001a50 8001d54: 60f8 str r0, [r7, #12] /* Wait for software reset */ while (READ_BIT(heth->Instance->DMABMR, ETH_DMABMR_SR) > 0U) 8001d56: e011 b.n 8001d7c { if (((HAL_GetTick() - tickstart) > ETH_SWRESET_TIMEOUT)) 8001d58: f7ff fe7a bl 8001a50 8001d5c: 4602 mov r2, r0 8001d5e: 68fb ldr r3, [r7, #12] 8001d60: 1ad3 subs r3, r2, r3 8001d62: f5b3 7ffa cmp.w r3, #500 ; 0x1f4 8001d66: d909 bls.n 8001d7c { /* Set Error Code */ heth->ErrorCode = HAL_ETH_ERROR_TIMEOUT; 8001d68: 687b ldr r3, [r7, #4] 8001d6a: 2204 movs r2, #4 8001d6c: f8c3 2088 str.w r2, [r3, #136] ; 0x88 /* Set State as Error */ heth->gState = HAL_ETH_STATE_ERROR; 8001d70: 687b ldr r3, [r7, #4] 8001d72: 22e0 movs r2, #224 ; 0xe0 8001d74: f8c3 2084 str.w r2, [r3, #132] ; 0x84 /* Return Error */ return HAL_ERROR; 8001d78: 2301 movs r3, #1 8001d7a: e021 b.n 8001dc0 while (READ_BIT(heth->Instance->DMABMR, ETH_DMABMR_SR) > 0U) 8001d7c: 687b ldr r3, [r7, #4] 8001d7e: 681b ldr r3, [r3, #0] 8001d80: f503 5380 add.w r3, r3, #4096 ; 0x1000 8001d84: 681b ldr r3, [r3, #0] 8001d86: f003 0301 and.w r3, r3, #1 8001d8a: 2b00 cmp r3, #0 8001d8c: d1e4 bne.n 8001d58 } } /*------------------ MAC, MTL and DMA default Configuration ----------------*/ ETH_MACDMAConfig(heth); 8001d8e: 6878 ldr r0, [r7, #4] 8001d90: f000 fdf0 bl 8002974 /*------------------ DMA Tx Descriptors Configuration ----------------------*/ ETH_DMATxDescListInit(heth); 8001d94: 6878 ldr r0, [r7, #4] 8001d96: f000 fe97 bl 8002ac8 /*------------------ DMA Rx Descriptors Configuration ----------------------*/ ETH_DMARxDescListInit(heth); 8001d9a: 6878 ldr r0, [r7, #4] 8001d9c: f000 feed bl 8002b7a /*--------------------- ETHERNET MAC Address Configuration ------------------*/ ETH_MACAddressConfig(heth, ETH_MAC_ADDRESS0, heth->Init.MACAddr); 8001da0: 687b ldr r3, [r7, #4] 8001da2: 685b ldr r3, [r3, #4] 8001da4: 461a mov r2, r3 8001da6: 2100 movs r1, #0 8001da8: 6878 ldr r0, [r7, #4] 8001daa: f000 fe55 bl 8002a58 heth->ErrorCode = HAL_ETH_ERROR_NONE; 8001dae: 687b ldr r3, [r7, #4] 8001db0: 2200 movs r2, #0 8001db2: f8c3 2088 str.w r2, [r3, #136] ; 0x88 heth->gState = HAL_ETH_STATE_READY; 8001db6: 687b ldr r3, [r7, #4] 8001db8: 2210 movs r2, #16 8001dba: f8c3 2084 str.w r2, [r3, #132] ; 0x84 return HAL_OK; 8001dbe: 2300 movs r3, #0 } 8001dc0: 4618 mov r0, r3 8001dc2: 3710 adds r7, #16 8001dc4: 46bd mov sp, r7 8001dc6: bd80 pop {r7, pc} 8001dc8: 40023800 .word 0x40023800 8001dcc: 40013800 .word 0x40013800 08001dd0 : * @param heth: pointer to a ETH_HandleTypeDef structure that contains * the configuration information for ETHERNET module * @retval HAL status */ HAL_StatusTypeDef HAL_ETH_Start(ETH_HandleTypeDef *heth) { 8001dd0: b580 push {r7, lr} 8001dd2: b084 sub sp, #16 8001dd4: af00 add r7, sp, #0 8001dd6: 6078 str r0, [r7, #4] uint32_t tmpreg1; if (heth->gState == HAL_ETH_STATE_READY) 8001dd8: 687b ldr r3, [r7, #4] 8001dda: f8d3 3084 ldr.w r3, [r3, #132] ; 0x84 8001dde: 2b10 cmp r3, #16 8001de0: d150 bne.n 8001e84 { heth->gState = HAL_ETH_STATE_BUSY; 8001de2: 687b ldr r3, [r7, #4] 8001de4: 2223 movs r2, #35 ; 0x23 8001de6: f8c3 2084 str.w r2, [r3, #132] ; 0x84 /* Set nombre of descriptors to build */ heth->RxDescList.RxBuildDescCnt = ETH_RX_DESC_CNT; 8001dea: 687b ldr r3, [r7, #4] 8001dec: 2204 movs r2, #4 8001dee: 66da str r2, [r3, #108] ; 0x6c /* Build all descriptors */ ETH_UpdateDescriptor(heth); 8001df0: 6878 ldr r0, [r7, #4] 8001df2: f000 f9fd bl 80021f0 /* Enable the MAC transmission */ SET_BIT(heth->Instance->MACCR, ETH_MACCR_TE); 8001df6: 687b ldr r3, [r7, #4] 8001df8: 681b ldr r3, [r3, #0] 8001dfa: 681a ldr r2, [r3, #0] 8001dfc: 687b ldr r3, [r7, #4] 8001dfe: 681b ldr r3, [r3, #0] 8001e00: f042 0208 orr.w r2, r2, #8 8001e04: 601a str r2, [r3, #0] /* Wait until the write operation will be taken into account : at least four TX_CLK/RX_CLK clock cycles */ tmpreg1 = (heth->Instance)->MACCR; 8001e06: 687b ldr r3, [r7, #4] 8001e08: 681b ldr r3, [r3, #0] 8001e0a: 681b ldr r3, [r3, #0] 8001e0c: 60fb str r3, [r7, #12] HAL_Delay(ETH_REG_WRITE_DELAY); 8001e0e: 2001 movs r0, #1 8001e10: f7ff fe2a bl 8001a68 (heth->Instance)->MACCR = tmpreg1; 8001e14: 687b ldr r3, [r7, #4] 8001e16: 681b ldr r3, [r3, #0] 8001e18: 68fa ldr r2, [r7, #12] 8001e1a: 601a str r2, [r3, #0] /* Enable the MAC reception */ SET_BIT(heth->Instance->MACCR, ETH_MACCR_RE); 8001e1c: 687b ldr r3, [r7, #4] 8001e1e: 681b ldr r3, [r3, #0] 8001e20: 681a ldr r2, [r3, #0] 8001e22: 687b ldr r3, [r7, #4] 8001e24: 681b ldr r3, [r3, #0] 8001e26: f042 0204 orr.w r2, r2, #4 8001e2a: 601a str r2, [r3, #0] /* Wait until the write operation will be taken into account : at least four TX_CLK/RX_CLK clock cycles */ tmpreg1 = (heth->Instance)->MACCR; 8001e2c: 687b ldr r3, [r7, #4] 8001e2e: 681b ldr r3, [r3, #0] 8001e30: 681b ldr r3, [r3, #0] 8001e32: 60fb str r3, [r7, #12] HAL_Delay(ETH_REG_WRITE_DELAY); 8001e34: 2001 movs r0, #1 8001e36: f7ff fe17 bl 8001a68 (heth->Instance)->MACCR = tmpreg1; 8001e3a: 687b ldr r3, [r7, #4] 8001e3c: 681b ldr r3, [r3, #0] 8001e3e: 68fa ldr r2, [r7, #12] 8001e40: 601a str r2, [r3, #0] /* Flush Transmit FIFO */ ETH_FlushTransmitFIFO(heth); 8001e42: 6878 ldr r0, [r7, #4] 8001e44: f000 fc36 bl 80026b4 /* Enable the DMA transmission */ SET_BIT(heth->Instance->DMAOMR, ETH_DMAOMR_ST); 8001e48: 687b ldr r3, [r7, #4] 8001e4a: 681b ldr r3, [r3, #0] 8001e4c: f503 5380 add.w r3, r3, #4096 ; 0x1000 8001e50: 699b ldr r3, [r3, #24] 8001e52: 687a ldr r2, [r7, #4] 8001e54: 6812 ldr r2, [r2, #0] 8001e56: f443 5300 orr.w r3, r3, #8192 ; 0x2000 8001e5a: f502 5280 add.w r2, r2, #4096 ; 0x1000 8001e5e: 6193 str r3, [r2, #24] /* Enable the DMA reception */ SET_BIT(heth->Instance->DMAOMR, ETH_DMAOMR_SR); 8001e60: 687b ldr r3, [r7, #4] 8001e62: 681b ldr r3, [r3, #0] 8001e64: f503 5380 add.w r3, r3, #4096 ; 0x1000 8001e68: 699b ldr r3, [r3, #24] 8001e6a: 687a ldr r2, [r7, #4] 8001e6c: 6812 ldr r2, [r2, #0] 8001e6e: f043 0302 orr.w r3, r3, #2 8001e72: f502 5280 add.w r2, r2, #4096 ; 0x1000 8001e76: 6193 str r3, [r2, #24] heth->gState = HAL_ETH_STATE_STARTED; 8001e78: 687b ldr r3, [r7, #4] 8001e7a: 2223 movs r2, #35 ; 0x23 8001e7c: f8c3 2084 str.w r2, [r3, #132] ; 0x84 return HAL_OK; 8001e80: 2300 movs r3, #0 8001e82: e000 b.n 8001e86 } else { return HAL_ERROR; 8001e84: 2301 movs r3, #1 } } 8001e86: 4618 mov r0, r3 8001e88: 3710 adds r7, #16 8001e8a: 46bd mov sp, r7 8001e8c: bd80 pop {r7, pc} 08001e8e : * @param heth: pointer to a ETH_HandleTypeDef structure that contains * the configuration information for ETHERNET module * @retval HAL status */ HAL_StatusTypeDef HAL_ETH_Stop(ETH_HandleTypeDef *heth) { 8001e8e: b580 push {r7, lr} 8001e90: b084 sub sp, #16 8001e92: af00 add r7, sp, #0 8001e94: 6078 str r0, [r7, #4] uint32_t tmpreg1; if (heth->gState == HAL_ETH_STATE_STARTED) 8001e96: 687b ldr r3, [r7, #4] 8001e98: f8d3 3084 ldr.w r3, [r3, #132] ; 0x84 8001e9c: 2b23 cmp r3, #35 ; 0x23 8001e9e: d14a bne.n 8001f36 { /* Set the ETH peripheral state to BUSY */ heth->gState = HAL_ETH_STATE_BUSY; 8001ea0: 687b ldr r3, [r7, #4] 8001ea2: 2223 movs r2, #35 ; 0x23 8001ea4: f8c3 2084 str.w r2, [r3, #132] ; 0x84 /* Disable the DMA transmission */ CLEAR_BIT(heth->Instance->DMAOMR, ETH_DMAOMR_ST); 8001ea8: 687b ldr r3, [r7, #4] 8001eaa: 681b ldr r3, [r3, #0] 8001eac: f503 5380 add.w r3, r3, #4096 ; 0x1000 8001eb0: 699b ldr r3, [r3, #24] 8001eb2: 687a ldr r2, [r7, #4] 8001eb4: 6812 ldr r2, [r2, #0] 8001eb6: f423 5300 bic.w r3, r3, #8192 ; 0x2000 8001eba: f502 5280 add.w r2, r2, #4096 ; 0x1000 8001ebe: 6193 str r3, [r2, #24] /* Disable the DMA reception */ CLEAR_BIT(heth->Instance->DMAOMR, ETH_DMAOMR_SR); 8001ec0: 687b ldr r3, [r7, #4] 8001ec2: 681b ldr r3, [r3, #0] 8001ec4: f503 5380 add.w r3, r3, #4096 ; 0x1000 8001ec8: 699b ldr r3, [r3, #24] 8001eca: 687a ldr r2, [r7, #4] 8001ecc: 6812 ldr r2, [r2, #0] 8001ece: f023 0302 bic.w r3, r3, #2 8001ed2: f502 5280 add.w r2, r2, #4096 ; 0x1000 8001ed6: 6193 str r3, [r2, #24] /* Disable the MAC reception */ CLEAR_BIT(heth->Instance->MACCR, ETH_MACCR_RE); 8001ed8: 687b ldr r3, [r7, #4] 8001eda: 681b ldr r3, [r3, #0] 8001edc: 681a ldr r2, [r3, #0] 8001ede: 687b ldr r3, [r7, #4] 8001ee0: 681b ldr r3, [r3, #0] 8001ee2: f022 0204 bic.w r2, r2, #4 8001ee6: 601a str r2, [r3, #0] /* Wait until the write operation will be taken into account : at least four TX_CLK/RX_CLK clock cycles */ tmpreg1 = (heth->Instance)->MACCR; 8001ee8: 687b ldr r3, [r7, #4] 8001eea: 681b ldr r3, [r3, #0] 8001eec: 681b ldr r3, [r3, #0] 8001eee: 60fb str r3, [r7, #12] HAL_Delay(ETH_REG_WRITE_DELAY); 8001ef0: 2001 movs r0, #1 8001ef2: f7ff fdb9 bl 8001a68 (heth->Instance)->MACCR = tmpreg1; 8001ef6: 687b ldr r3, [r7, #4] 8001ef8: 681b ldr r3, [r3, #0] 8001efa: 68fa ldr r2, [r7, #12] 8001efc: 601a str r2, [r3, #0] /* Flush Transmit FIFO */ ETH_FlushTransmitFIFO(heth); 8001efe: 6878 ldr r0, [r7, #4] 8001f00: f000 fbd8 bl 80026b4 /* Disable the MAC transmission */ CLEAR_BIT(heth->Instance->MACCR, ETH_MACCR_TE); 8001f04: 687b ldr r3, [r7, #4] 8001f06: 681b ldr r3, [r3, #0] 8001f08: 681a ldr r2, [r3, #0] 8001f0a: 687b ldr r3, [r7, #4] 8001f0c: 681b ldr r3, [r3, #0] 8001f0e: f022 0208 bic.w r2, r2, #8 8001f12: 601a str r2, [r3, #0] /* Wait until the write operation will be taken into account : at least four TX_CLK/RX_CLK clock cycles */ tmpreg1 = (heth->Instance)->MACCR; 8001f14: 687b ldr r3, [r7, #4] 8001f16: 681b ldr r3, [r3, #0] 8001f18: 681b ldr r3, [r3, #0] 8001f1a: 60fb str r3, [r7, #12] HAL_Delay(ETH_REG_WRITE_DELAY); 8001f1c: 2001 movs r0, #1 8001f1e: f7ff fda3 bl 8001a68 (heth->Instance)->MACCR = tmpreg1; 8001f22: 687b ldr r3, [r7, #4] 8001f24: 681b ldr r3, [r3, #0] 8001f26: 68fa ldr r2, [r7, #12] 8001f28: 601a str r2, [r3, #0] heth->gState = HAL_ETH_STATE_READY; 8001f2a: 687b ldr r3, [r7, #4] 8001f2c: 2210 movs r2, #16 8001f2e: f8c3 2084 str.w r2, [r3, #132] ; 0x84 /* Return function status */ return HAL_OK; 8001f32: 2300 movs r3, #0 8001f34: e000 b.n 8001f38 } else { return HAL_ERROR; 8001f36: 2301 movs r3, #1 } } 8001f38: 4618 mov r0, r3 8001f3a: 3710 adds r7, #16 8001f3c: 46bd mov sp, r7 8001f3e: bd80 pop {r7, pc} 08001f40 : * @param pTxConfig: Hold the configuration of packet to be transmitted * @param Timeout: timeout value * @retval HAL status */ HAL_StatusTypeDef HAL_ETH_Transmit(ETH_HandleTypeDef *heth, ETH_TxPacketConfig *pTxConfig, uint32_t Timeout) { 8001f40: b580 push {r7, lr} 8001f42: b086 sub sp, #24 8001f44: af00 add r7, sp, #0 8001f46: 60f8 str r0, [r7, #12] 8001f48: 60b9 str r1, [r7, #8] 8001f4a: 607a str r2, [r7, #4] uint32_t tickstart; ETH_DMADescTypeDef *dmatxdesc; if (pTxConfig == NULL) 8001f4c: 68bb ldr r3, [r7, #8] 8001f4e: 2b00 cmp r3, #0 8001f50: d109 bne.n 8001f66 { heth->ErrorCode |= HAL_ETH_ERROR_PARAM; 8001f52: 68fb ldr r3, [r7, #12] 8001f54: f8d3 3088 ldr.w r3, [r3, #136] ; 0x88 8001f58: f043 0201 orr.w r2, r3, #1 8001f5c: 68fb ldr r3, [r7, #12] 8001f5e: f8c3 2088 str.w r2, [r3, #136] ; 0x88 return HAL_ERROR; 8001f62: 2301 movs r3, #1 8001f64: e07c b.n 8002060 } if (heth->gState == HAL_ETH_STATE_STARTED) 8001f66: 68fb ldr r3, [r7, #12] 8001f68: f8d3 3084 ldr.w r3, [r3, #132] ; 0x84 8001f6c: 2b23 cmp r3, #35 ; 0x23 8001f6e: d176 bne.n 800205e { /* Config DMA Tx descriptor by Tx Packet info */ if (ETH_Prepare_Tx_Descriptors(heth, pTxConfig, 0) != HAL_ETH_ERROR_NONE) 8001f70: 2200 movs r2, #0 8001f72: 68b9 ldr r1, [r7, #8] 8001f74: 68f8 ldr r0, [r7, #12] 8001f76: f000 fe6d bl 8002c54 8001f7a: 4603 mov r3, r0 8001f7c: 2b00 cmp r3, #0 8001f7e: d009 beq.n 8001f94 { /* Set the ETH error code */ heth->ErrorCode |= HAL_ETH_ERROR_BUSY; 8001f80: 68fb ldr r3, [r7, #12] 8001f82: f8d3 3088 ldr.w r3, [r3, #136] ; 0x88 8001f86: f043 0202 orr.w r2, r3, #2 8001f8a: 68fb ldr r3, [r7, #12] 8001f8c: f8c3 2088 str.w r2, [r3, #136] ; 0x88 return HAL_ERROR; 8001f90: 2301 movs r3, #1 8001f92: e065 b.n 8002060 \details Acts as a special kind of Data Memory Barrier. It completes when all explicit memory accesses before this instruction complete. */ __STATIC_FORCEINLINE void __DSB(void) { __ASM volatile ("dsb 0xF":::"memory"); 8001f94: f3bf 8f4f dsb sy } 8001f98: bf00 nop } /* Ensure completion of descriptor preparation before transmission start */ __DSB(); dmatxdesc = (ETH_DMADescTypeDef *)(&heth->TxDescList)->TxDesc[heth->TxDescList.CurTxDesc]; 8001f9a: 68fb ldr r3, [r7, #12] 8001f9c: 6a9a ldr r2, [r3, #40] ; 0x28 8001f9e: 68fb ldr r3, [r7, #12] 8001fa0: 3206 adds r2, #6 8001fa2: f853 3022 ldr.w r3, [r3, r2, lsl #2] 8001fa6: 617b str r3, [r7, #20] /* Incr current tx desc index */ INCR_TX_DESC_INDEX(heth->TxDescList.CurTxDesc, 1U); 8001fa8: 68fb ldr r3, [r7, #12] 8001faa: 6a9b ldr r3, [r3, #40] ; 0x28 8001fac: 1c5a adds r2, r3, #1 8001fae: 68fb ldr r3, [r7, #12] 8001fb0: 629a str r2, [r3, #40] ; 0x28 8001fb2: 68fb ldr r3, [r7, #12] 8001fb4: 6a9b ldr r3, [r3, #40] ; 0x28 8001fb6: 2b03 cmp r3, #3 8001fb8: d904 bls.n 8001fc4 8001fba: 68fb ldr r3, [r7, #12] 8001fbc: 6a9b ldr r3, [r3, #40] ; 0x28 8001fbe: 1f1a subs r2, r3, #4 8001fc0: 68fb ldr r3, [r7, #12] 8001fc2: 629a str r2, [r3, #40] ; 0x28 /* Start transmission */ /* issue a poll command to Tx DMA by writing address of next immediate free descriptor */ WRITE_REG(heth->Instance->DMATPDR, (uint32_t)(heth->TxDescList.TxDesc[heth->TxDescList.CurTxDesc])); 8001fc4: 68fb ldr r3, [r7, #12] 8001fc6: 6a99 ldr r1, [r3, #40] ; 0x28 8001fc8: 68fb ldr r3, [r7, #12] 8001fca: 681a ldr r2, [r3, #0] 8001fcc: 68fb ldr r3, [r7, #12] 8001fce: 3106 adds r1, #6 8001fd0: f853 3021 ldr.w r3, [r3, r1, lsl #2] 8001fd4: f502 5280 add.w r2, r2, #4096 ; 0x1000 8001fd8: 6053 str r3, [r2, #4] tickstart = HAL_GetTick(); 8001fda: f7ff fd39 bl 8001a50 8001fde: 6138 str r0, [r7, #16] /* Wait for data to be transmitted or timeout occurred */ while ((dmatxdesc->DESC0 & ETH_DMATXDESC_OWN) != (uint32_t)RESET) 8001fe0: e037 b.n 8002052 { if ((heth->Instance->DMASR & ETH_DMASR_FBES) != (uint32_t)RESET) 8001fe2: 68fb ldr r3, [r7, #12] 8001fe4: 681b ldr r3, [r3, #0] 8001fe6: f503 5380 add.w r3, r3, #4096 ; 0x1000 8001fea: 695b ldr r3, [r3, #20] 8001fec: f403 5300 and.w r3, r3, #8192 ; 0x2000 8001ff0: 2b00 cmp r3, #0 8001ff2: d011 beq.n 8002018 { heth->ErrorCode |= HAL_ETH_ERROR_DMA; 8001ff4: 68fb ldr r3, [r7, #12] 8001ff6: f8d3 3088 ldr.w r3, [r3, #136] ; 0x88 8001ffa: f043 0208 orr.w r2, r3, #8 8001ffe: 68fb ldr r3, [r7, #12] 8002000: f8c3 2088 str.w r2, [r3, #136] ; 0x88 heth->DMAErrorCode = heth->Instance->DMASR; 8002004: 68fb ldr r3, [r7, #12] 8002006: 681b ldr r3, [r3, #0] 8002008: f503 5380 add.w r3, r3, #4096 ; 0x1000 800200c: 695a ldr r2, [r3, #20] 800200e: 68fb ldr r3, [r7, #12] 8002010: f8c3 208c str.w r2, [r3, #140] ; 0x8c /* Return function status */ return HAL_ERROR; 8002014: 2301 movs r3, #1 8002016: e023 b.n 8002060 } /* Check for the Timeout */ if (Timeout != HAL_MAX_DELAY) 8002018: 687b ldr r3, [r7, #4] 800201a: f1b3 3fff cmp.w r3, #4294967295 800201e: d018 beq.n 8002052 { if (((HAL_GetTick() - tickstart) > Timeout) || (Timeout == 0U)) 8002020: f7ff fd16 bl 8001a50 8002024: 4602 mov r2, r0 8002026: 693b ldr r3, [r7, #16] 8002028: 1ad3 subs r3, r2, r3 800202a: 687a ldr r2, [r7, #4] 800202c: 429a cmp r2, r3 800202e: d302 bcc.n 8002036 8002030: 687b ldr r3, [r7, #4] 8002032: 2b00 cmp r3, #0 8002034: d10d bne.n 8002052 { heth->ErrorCode |= HAL_ETH_ERROR_TIMEOUT; 8002036: 68fb ldr r3, [r7, #12] 8002038: f8d3 3088 ldr.w r3, [r3, #136] ; 0x88 800203c: f043 0204 orr.w r2, r3, #4 8002040: 68fb ldr r3, [r7, #12] 8002042: f8c3 2088 str.w r2, [r3, #136] ; 0x88 /* Clear TX descriptor so that we can proceed */ dmatxdesc->DESC0 = (ETH_DMATXDESC_FS | ETH_DMATXDESC_LS); 8002046: 697b ldr r3, [r7, #20] 8002048: f04f 5240 mov.w r2, #805306368 ; 0x30000000 800204c: 601a str r2, [r3, #0] return HAL_ERROR; 800204e: 2301 movs r3, #1 8002050: e006 b.n 8002060 while ((dmatxdesc->DESC0 & ETH_DMATXDESC_OWN) != (uint32_t)RESET) 8002052: 697b ldr r3, [r7, #20] 8002054: 681b ldr r3, [r3, #0] 8002056: 2b00 cmp r3, #0 8002058: dbc3 blt.n 8001fe2 } } } /* Return function status */ return HAL_OK; 800205a: 2300 movs r3, #0 800205c: e000 b.n 8002060 } else { return HAL_ERROR; 800205e: 2301 movs r3, #1 } } 8002060: 4618 mov r0, r3 8002062: 3718 adds r7, #24 8002064: 46bd mov sp, r7 8002066: bd80 pop {r7, pc} 08002068 : * the configuration information for ETHERNET module * @param pAppBuff: Pointer to an application buffer to receive the packet. * @retval HAL status */ HAL_StatusTypeDef HAL_ETH_ReadData(ETH_HandleTypeDef *heth, void **pAppBuff) { 8002068: b580 push {r7, lr} 800206a: b088 sub sp, #32 800206c: af00 add r7, sp, #0 800206e: 6078 str r0, [r7, #4] 8002070: 6039 str r1, [r7, #0] uint32_t descidx; ETH_DMADescTypeDef *dmarxdesc; uint32_t desccnt = 0U; 8002072: 2300 movs r3, #0 8002074: 617b str r3, [r7, #20] uint32_t desccntmax; uint32_t bufflength; uint8_t rxdataready = 0U; 8002076: 2300 movs r3, #0 8002078: 73fb strb r3, [r7, #15] if (pAppBuff == NULL) 800207a: 683b ldr r3, [r7, #0] 800207c: 2b00 cmp r3, #0 800207e: d109 bne.n 8002094 { heth->ErrorCode |= HAL_ETH_ERROR_PARAM; 8002080: 687b ldr r3, [r7, #4] 8002082: f8d3 3088 ldr.w r3, [r3, #136] ; 0x88 8002086: f043 0201 orr.w r2, r3, #1 800208a: 687b ldr r3, [r7, #4] 800208c: f8c3 2088 str.w r2, [r3, #136] ; 0x88 return HAL_ERROR; 8002090: 2301 movs r3, #1 8002092: e0a8 b.n 80021e6 } if (heth->gState != HAL_ETH_STATE_STARTED) 8002094: 687b ldr r3, [r7, #4] 8002096: f8d3 3084 ldr.w r3, [r3, #132] ; 0x84 800209a: 2b23 cmp r3, #35 ; 0x23 800209c: d001 beq.n 80020a2 { return HAL_ERROR; 800209e: 2301 movs r3, #1 80020a0: e0a1 b.n 80021e6 } descidx = heth->RxDescList.RxDescIdx; 80020a2: 687b ldr r3, [r7, #4] 80020a4: 6ddb ldr r3, [r3, #92] ; 0x5c 80020a6: 61fb str r3, [r7, #28] dmarxdesc = (ETH_DMADescTypeDef *)heth->RxDescList.RxDesc[descidx]; 80020a8: 687b ldr r3, [r7, #4] 80020aa: 69fa ldr r2, [r7, #28] 80020ac: 3212 adds r2, #18 80020ae: f853 3022 ldr.w r3, [r3, r2, lsl #2] 80020b2: 61bb str r3, [r7, #24] desccntmax = ETH_RX_DESC_CNT - heth->RxDescList.RxBuildDescCnt; 80020b4: 687b ldr r3, [r7, #4] 80020b6: 6edb ldr r3, [r3, #108] ; 0x6c 80020b8: f1c3 0304 rsb r3, r3, #4 80020bc: 60bb str r3, [r7, #8] /* Check if descriptor is not owned by DMA */ while ((READ_BIT(dmarxdesc->DESC0, ETH_DMARXDESC_OWN) == (uint32_t)RESET) && (desccnt < desccntmax) 80020be: e06a b.n 8002196 && (rxdataready == 0U)) { if (READ_BIT(dmarxdesc->DESC0, ETH_DMARXDESC_LS) != (uint32_t)RESET) 80020c0: 69bb ldr r3, [r7, #24] 80020c2: 681b ldr r3, [r3, #0] 80020c4: f403 7380 and.w r3, r3, #256 ; 0x100 80020c8: 2b00 cmp r3, #0 80020ca: d007 beq.n 80020dc { /* Get timestamp high */ heth->RxDescList.TimeStamp.TimeStampHigh = dmarxdesc->DESC6; 80020cc: 69bb ldr r3, [r7, #24] 80020ce: 699a ldr r2, [r3, #24] 80020d0: 687b ldr r3, [r7, #4] 80020d2: 679a str r2, [r3, #120] ; 0x78 /* Get timestamp low */ heth->RxDescList.TimeStamp.TimeStampLow = dmarxdesc->DESC7; 80020d4: 69bb ldr r3, [r7, #24] 80020d6: 69da ldr r2, [r3, #28] 80020d8: 687b ldr r3, [r7, #4] 80020da: 675a str r2, [r3, #116] ; 0x74 } if ((READ_BIT(dmarxdesc->DESC0, ETH_DMARXDESC_FS) != (uint32_t)RESET) || (heth->RxDescList.pRxStart != NULL)) 80020dc: 69bb ldr r3, [r7, #24] 80020de: 681b ldr r3, [r3, #0] 80020e0: f403 7300 and.w r3, r3, #512 ; 0x200 80020e4: 2b00 cmp r3, #0 80020e6: d103 bne.n 80020f0 80020e8: 687b ldr r3, [r7, #4] 80020ea: 6fdb ldr r3, [r3, #124] ; 0x7c 80020ec: 2b00 cmp r3, #0 80020ee: d040 beq.n 8002172 { /* Check first descriptor */ if (READ_BIT(dmarxdesc->DESC0, ETH_DMARXDESC_FS) != (uint32_t)RESET) 80020f0: 69bb ldr r3, [r7, #24] 80020f2: 681b ldr r3, [r3, #0] 80020f4: f403 7300 and.w r3, r3, #512 ; 0x200 80020f8: 2b00 cmp r3, #0 80020fa: d005 beq.n 8002108 { heth->RxDescList.RxDescCnt = 0; 80020fc: 687b ldr r3, [r7, #4] 80020fe: 2200 movs r2, #0 8002100: 661a str r2, [r3, #96] ; 0x60 heth->RxDescList.RxDataLength = 0; 8002102: 687b ldr r3, [r7, #4] 8002104: 2200 movs r2, #0 8002106: 665a str r2, [r3, #100] ; 0x64 } /* Check if last descriptor */ bufflength = heth->Init.RxBuffLen; 8002108: 687b ldr r3, [r7, #4] 800210a: 695b ldr r3, [r3, #20] 800210c: 613b str r3, [r7, #16] if (READ_BIT(dmarxdesc->DESC0, ETH_DMARXDESC_LS) != (uint32_t)RESET) 800210e: 69bb ldr r3, [r7, #24] 8002110: 681b ldr r3, [r3, #0] 8002112: f403 7380 and.w r3, r3, #256 ; 0x100 8002116: 2b00 cmp r3, #0 8002118: d00c beq.n 8002134 { /* Get the Frame Length of the received packet: substruct 4 bytes of the CRC */ bufflength = ((dmarxdesc->DESC0 & ETH_DMARXDESC_FL) >> ETH_DMARXDESC_FRAMELENGTHSHIFT) - 4U; 800211a: 69bb ldr r3, [r7, #24] 800211c: 681b ldr r3, [r3, #0] 800211e: 0c1b lsrs r3, r3, #16 8002120: f3c3 030d ubfx r3, r3, #0, #14 8002124: 3b04 subs r3, #4 8002126: 613b str r3, [r7, #16] /* Save Last descriptor index */ heth->RxDescList.pRxLastRxDesc = dmarxdesc->DESC0; 8002128: 69bb ldr r3, [r7, #24] 800212a: 681a ldr r2, [r3, #0] 800212c: 687b ldr r3, [r7, #4] 800212e: 671a str r2, [r3, #112] ; 0x70 /* Packet ready */ rxdataready = 1; 8002130: 2301 movs r3, #1 8002132: 73fb strb r3, [r7, #15] } /* Link data */ WRITE_REG(dmarxdesc->BackupAddr0, dmarxdesc->DESC2); 8002134: 69bb ldr r3, [r7, #24] 8002136: 689a ldr r2, [r3, #8] 8002138: 69bb ldr r3, [r7, #24] 800213a: 621a str r2, [r3, #32] /*Call registered Link callback*/ heth->rxLinkCallback(&heth->RxDescList.pRxStart, &heth->RxDescList.pRxEnd, (uint8_t *)dmarxdesc->BackupAddr0, bufflength); #else /* Link callback */ HAL_ETH_RxLinkCallback(&heth->RxDescList.pRxStart, &heth->RxDescList.pRxEnd, 800213c: 687b ldr r3, [r7, #4] 800213e: f103 007c add.w r0, r3, #124 ; 0x7c 8002142: 687b ldr r3, [r7, #4] 8002144: f103 0180 add.w r1, r3, #128 ; 0x80 (uint8_t *)dmarxdesc->BackupAddr0, (uint16_t) bufflength); 8002148: 69bb ldr r3, [r7, #24] 800214a: 6a1b ldr r3, [r3, #32] HAL_ETH_RxLinkCallback(&heth->RxDescList.pRxStart, &heth->RxDescList.pRxEnd, 800214c: 461a mov r2, r3 800214e: 693b ldr r3, [r7, #16] 8002150: b29b uxth r3, r3 8002152: f002 fe87 bl 8004e64 #endif /* USE_HAL_ETH_REGISTER_CALLBACKS */ heth->RxDescList.RxDescCnt++; 8002156: 687b ldr r3, [r7, #4] 8002158: 6e1b ldr r3, [r3, #96] ; 0x60 800215a: 1c5a adds r2, r3, #1 800215c: 687b ldr r3, [r7, #4] 800215e: 661a str r2, [r3, #96] ; 0x60 heth->RxDescList.RxDataLength += bufflength; 8002160: 687b ldr r3, [r7, #4] 8002162: 6e5a ldr r2, [r3, #100] ; 0x64 8002164: 693b ldr r3, [r7, #16] 8002166: 441a add r2, r3 8002168: 687b ldr r3, [r7, #4] 800216a: 665a str r2, [r3, #100] ; 0x64 /* Clear buffer pointer */ dmarxdesc->BackupAddr0 = 0; 800216c: 69bb ldr r3, [r7, #24] 800216e: 2200 movs r2, #0 8002170: 621a str r2, [r3, #32] } /* Increment current rx descriptor index */ INCR_RX_DESC_INDEX(descidx, 1U); 8002172: 69fb ldr r3, [r7, #28] 8002174: 3301 adds r3, #1 8002176: 61fb str r3, [r7, #28] 8002178: 69fb ldr r3, [r7, #28] 800217a: 2b03 cmp r3, #3 800217c: d902 bls.n 8002184 800217e: 69fb ldr r3, [r7, #28] 8002180: 3b04 subs r3, #4 8002182: 61fb str r3, [r7, #28] /* Get current descriptor address */ dmarxdesc = (ETH_DMADescTypeDef *)heth->RxDescList.RxDesc[descidx]; 8002184: 687b ldr r3, [r7, #4] 8002186: 69fa ldr r2, [r7, #28] 8002188: 3212 adds r2, #18 800218a: f853 3022 ldr.w r3, [r3, r2, lsl #2] 800218e: 61bb str r3, [r7, #24] desccnt++; 8002190: 697b ldr r3, [r7, #20] 8002192: 3301 adds r3, #1 8002194: 617b str r3, [r7, #20] while ((READ_BIT(dmarxdesc->DESC0, ETH_DMARXDESC_OWN) == (uint32_t)RESET) && (desccnt < desccntmax) 8002196: 69bb ldr r3, [r7, #24] 8002198: 681b ldr r3, [r3, #0] 800219a: 2b00 cmp r3, #0 800219c: db06 blt.n 80021ac 800219e: 697a ldr r2, [r7, #20] 80021a0: 68bb ldr r3, [r7, #8] 80021a2: 429a cmp r2, r3 80021a4: d202 bcs.n 80021ac && (rxdataready == 0U)) 80021a6: 7bfb ldrb r3, [r7, #15] 80021a8: 2b00 cmp r3, #0 80021aa: d089 beq.n 80020c0 } heth->RxDescList.RxBuildDescCnt += desccnt; 80021ac: 687b ldr r3, [r7, #4] 80021ae: 6eda ldr r2, [r3, #108] ; 0x6c 80021b0: 697b ldr r3, [r7, #20] 80021b2: 441a add r2, r3 80021b4: 687b ldr r3, [r7, #4] 80021b6: 66da str r2, [r3, #108] ; 0x6c if ((heth->RxDescList.RxBuildDescCnt) != 0U) 80021b8: 687b ldr r3, [r7, #4] 80021ba: 6edb ldr r3, [r3, #108] ; 0x6c 80021bc: 2b00 cmp r3, #0 80021be: d002 beq.n 80021c6 { /* Update Descriptors */ ETH_UpdateDescriptor(heth); 80021c0: 6878 ldr r0, [r7, #4] 80021c2: f000 f815 bl 80021f0 } heth->RxDescList.RxDescIdx = descidx; 80021c6: 687b ldr r3, [r7, #4] 80021c8: 69fa ldr r2, [r7, #28] 80021ca: 65da str r2, [r3, #92] ; 0x5c if (rxdataready == 1U) 80021cc: 7bfb ldrb r3, [r7, #15] 80021ce: 2b01 cmp r3, #1 80021d0: d108 bne.n 80021e4 { /* Return received packet */ *pAppBuff = heth->RxDescList.pRxStart; 80021d2: 687b ldr r3, [r7, #4] 80021d4: 6fda ldr r2, [r3, #124] ; 0x7c 80021d6: 683b ldr r3, [r7, #0] 80021d8: 601a str r2, [r3, #0] /* Reset first element */ heth->RxDescList.pRxStart = NULL; 80021da: 687b ldr r3, [r7, #4] 80021dc: 2200 movs r2, #0 80021de: 67da str r2, [r3, #124] ; 0x7c return HAL_OK; 80021e0: 2300 movs r3, #0 80021e2: e000 b.n 80021e6 } /* Packet not ready */ return HAL_ERROR; 80021e4: 2301 movs r3, #1 } 80021e6: 4618 mov r0, r3 80021e8: 3720 adds r7, #32 80021ea: 46bd mov sp, r7 80021ec: bd80 pop {r7, pc} ... 080021f0 : * @param heth: pointer to a ETH_HandleTypeDef structure that contains * the configuration information for ETHERNET module * @retval HAL status */ static void ETH_UpdateDescriptor(ETH_HandleTypeDef *heth) { 80021f0: b580 push {r7, lr} 80021f2: b088 sub sp, #32 80021f4: af00 add r7, sp, #0 80021f6: 6078 str r0, [r7, #4] uint32_t descidx; uint32_t desccount; ETH_DMADescTypeDef *dmarxdesc; uint8_t *buff = NULL; 80021f8: 2300 movs r3, #0 80021fa: 60fb str r3, [r7, #12] uint8_t allocStatus = 1U; 80021fc: 2301 movs r3, #1 80021fe: 74fb strb r3, [r7, #19] descidx = heth->RxDescList.RxBuildDescIdx; 8002200: 687b ldr r3, [r7, #4] 8002202: 6e9b ldr r3, [r3, #104] ; 0x68 8002204: 61fb str r3, [r7, #28] dmarxdesc = (ETH_DMADescTypeDef *)heth->RxDescList.RxDesc[descidx]; 8002206: 687b ldr r3, [r7, #4] 8002208: 69fa ldr r2, [r7, #28] 800220a: 3212 adds r2, #18 800220c: f853 3022 ldr.w r3, [r3, r2, lsl #2] 8002210: 617b str r3, [r7, #20] desccount = heth->RxDescList.RxBuildDescCnt; 8002212: 687b ldr r3, [r7, #4] 8002214: 6edb ldr r3, [r3, #108] ; 0x6c 8002216: 61bb str r3, [r7, #24] while ((desccount > 0U) && (allocStatus != 0U)) 8002218: e040 b.n 800229c { /* Check if a buffer's attached the descriptor */ if (READ_REG(dmarxdesc->BackupAddr0) == 0U) 800221a: 697b ldr r3, [r7, #20] 800221c: 6a1b ldr r3, [r3, #32] 800221e: 2b00 cmp r3, #0 8002220: d112 bne.n 8002248 #if (USE_HAL_ETH_REGISTER_CALLBACKS == 1) /*Call registered Allocate callback*/ heth->rxAllocateCallback(&buff); #else /* Allocate callback */ HAL_ETH_RxAllocateCallback(&buff); 8002222: f107 030c add.w r3, r7, #12 8002226: 4618 mov r0, r3 8002228: f002 fdec bl 8004e04 #endif /* USE_HAL_ETH_REGISTER_CALLBACKS */ if (buff == NULL) 800222c: 68fb ldr r3, [r7, #12] 800222e: 2b00 cmp r3, #0 8002230: d102 bne.n 8002238 { allocStatus = 0U; 8002232: 2300 movs r3, #0 8002234: 74fb strb r3, [r7, #19] 8002236: e007 b.n 8002248 } else { WRITE_REG(dmarxdesc->BackupAddr0, (uint32_t)buff); 8002238: 68fb ldr r3, [r7, #12] 800223a: 461a mov r2, r3 800223c: 697b ldr r3, [r7, #20] 800223e: 621a str r2, [r3, #32] WRITE_REG(dmarxdesc->DESC2, (uint32_t)buff); 8002240: 68fb ldr r3, [r7, #12] 8002242: 461a mov r2, r3 8002244: 697b ldr r3, [r7, #20] 8002246: 609a str r2, [r3, #8] } } if (allocStatus != 0U) 8002248: 7cfb ldrb r3, [r7, #19] 800224a: 2b00 cmp r3, #0 800224c: d026 beq.n 800229c { if (heth->RxDescList.ItMode == 0U) 800224e: 687b ldr r3, [r7, #4] 8002250: 6d9b ldr r3, [r3, #88] ; 0x58 8002252: 2b00 cmp r3, #0 8002254: d103 bne.n 800225e { WRITE_REG(dmarxdesc->DESC1, ETH_DMARXDESC_DIC | ETH_RX_BUF_SIZE | ETH_DMARXDESC_RCH); 8002256: 697b ldr r3, [r7, #20] 8002258: 4a1e ldr r2, [pc, #120] ; (80022d4 ) 800225a: 605a str r2, [r3, #4] 800225c: e003 b.n 8002266 } else { WRITE_REG(dmarxdesc->DESC1, ETH_RX_BUF_SIZE | ETH_DMARXDESC_RCH); 800225e: 697b ldr r3, [r7, #20] 8002260: f244 52f8 movw r2, #17912 ; 0x45f8 8002264: 605a str r2, [r3, #4] \details Ensures the apparent order of the explicit memory operations before and after the instruction, without ensuring their completion. */ __STATIC_FORCEINLINE void __DMB(void) { __ASM volatile ("dmb 0xF":::"memory"); 8002266: f3bf 8f5f dmb sy } 800226a: bf00 nop is fully performed. The __DMB() instruction is added to avoid any potential compiler optimization that may lead to abnormal behavior. */ __DMB(); SET_BIT(dmarxdesc->DESC0, ETH_DMARXDESC_OWN); 800226c: 697b ldr r3, [r7, #20] 800226e: 681b ldr r3, [r3, #0] 8002270: f043 4200 orr.w r2, r3, #2147483648 ; 0x80000000 8002274: 697b ldr r3, [r7, #20] 8002276: 601a str r2, [r3, #0] /* Increment current rx descriptor index */ INCR_RX_DESC_INDEX(descidx, 1U); 8002278: 69fb ldr r3, [r7, #28] 800227a: 3301 adds r3, #1 800227c: 61fb str r3, [r7, #28] 800227e: 69fb ldr r3, [r7, #28] 8002280: 2b03 cmp r3, #3 8002282: d902 bls.n 800228a 8002284: 69fb ldr r3, [r7, #28] 8002286: 3b04 subs r3, #4 8002288: 61fb str r3, [r7, #28] /* Get current descriptor address */ dmarxdesc = (ETH_DMADescTypeDef *)heth->RxDescList.RxDesc[descidx]; 800228a: 687b ldr r3, [r7, #4] 800228c: 69fa ldr r2, [r7, #28] 800228e: 3212 adds r2, #18 8002290: f853 3022 ldr.w r3, [r3, r2, lsl #2] 8002294: 617b str r3, [r7, #20] desccount--; 8002296: 69bb ldr r3, [r7, #24] 8002298: 3b01 subs r3, #1 800229a: 61bb str r3, [r7, #24] while ((desccount > 0U) && (allocStatus != 0U)) 800229c: 69bb ldr r3, [r7, #24] 800229e: 2b00 cmp r3, #0 80022a0: d002 beq.n 80022a8 80022a2: 7cfb ldrb r3, [r7, #19] 80022a4: 2b00 cmp r3, #0 80022a6: d1b8 bne.n 800221a } } if (heth->RxDescList.RxBuildDescCnt != desccount) 80022a8: 687b ldr r3, [r7, #4] 80022aa: 6edb ldr r3, [r3, #108] ; 0x6c 80022ac: 69ba ldr r2, [r7, #24] 80022ae: 429a cmp r2, r3 80022b0: d00c beq.n 80022cc { /* Set the Tail pointer address */ WRITE_REG(heth->Instance->DMARPDR, 0); 80022b2: 687b ldr r3, [r7, #4] 80022b4: 681b ldr r3, [r3, #0] 80022b6: f503 5380 add.w r3, r3, #4096 ; 0x1000 80022ba: 461a mov r2, r3 80022bc: 2300 movs r3, #0 80022be: 6093 str r3, [r2, #8] heth->RxDescList.RxBuildDescIdx = descidx; 80022c0: 687b ldr r3, [r7, #4] 80022c2: 69fa ldr r2, [r7, #28] 80022c4: 669a str r2, [r3, #104] ; 0x68 heth->RxDescList.RxBuildDescCnt = desccount; 80022c6: 687b ldr r3, [r7, #4] 80022c8: 69ba ldr r2, [r7, #24] 80022ca: 66da str r2, [r3, #108] ; 0x6c } } 80022cc: bf00 nop 80022ce: 3720 adds r7, #32 80022d0: 46bd mov sp, r7 80022d2: bd80 pop {r7, pc} 80022d4: 800045f8 .word 0x800045f8 080022d8 : * @param pRegValue: parameter to hold read value * @retval HAL status */ HAL_StatusTypeDef HAL_ETH_ReadPHYRegister(ETH_HandleTypeDef *heth, uint32_t PHYAddr, uint32_t PHYReg, uint32_t *pRegValue) { 80022d8: b580 push {r7, lr} 80022da: b086 sub sp, #24 80022dc: af00 add r7, sp, #0 80022de: 60f8 str r0, [r7, #12] 80022e0: 60b9 str r1, [r7, #8] 80022e2: 607a str r2, [r7, #4] 80022e4: 603b str r3, [r7, #0] uint32_t tmpreg1; uint32_t tickstart; /* Get the ETHERNET MACMIIAR value */ tmpreg1 = heth->Instance->MACMIIAR; 80022e6: 68fb ldr r3, [r7, #12] 80022e8: 681b ldr r3, [r3, #0] 80022ea: 691b ldr r3, [r3, #16] 80022ec: 617b str r3, [r7, #20] /* Keep only the CSR Clock Range CR[2:0] bits value */ tmpreg1 &= ~ETH_MACMIIAR_CR_MASK; 80022ee: 697b ldr r3, [r7, #20] 80022f0: f003 031c and.w r3, r3, #28 80022f4: 617b str r3, [r7, #20] /* Prepare the MII address register value */ tmpreg1 |= ((PHYAddr << 11U) & ETH_MACMIIAR_PA); /* Set the PHY device address */ 80022f6: 68bb ldr r3, [r7, #8] 80022f8: 02db lsls r3, r3, #11 80022fa: b29b uxth r3, r3 80022fc: 697a ldr r2, [r7, #20] 80022fe: 4313 orrs r3, r2 8002300: 617b str r3, [r7, #20] tmpreg1 |= (((uint32_t)PHYReg << 6U) & ETH_MACMIIAR_MR); /* Set the PHY register address */ 8002302: 687b ldr r3, [r7, #4] 8002304: 019b lsls r3, r3, #6 8002306: f403 63f8 and.w r3, r3, #1984 ; 0x7c0 800230a: 697a ldr r2, [r7, #20] 800230c: 4313 orrs r3, r2 800230e: 617b str r3, [r7, #20] tmpreg1 &= ~ETH_MACMIIAR_MW; /* Set the read mode */ 8002310: 697b ldr r3, [r7, #20] 8002312: f023 0302 bic.w r3, r3, #2 8002316: 617b str r3, [r7, #20] tmpreg1 |= ETH_MACMIIAR_MB; /* Set the MII Busy bit */ 8002318: 697b ldr r3, [r7, #20] 800231a: f043 0301 orr.w r3, r3, #1 800231e: 617b str r3, [r7, #20] /* Write the result value into the MII Address register */ heth->Instance->MACMIIAR = tmpreg1; 8002320: 68fb ldr r3, [r7, #12] 8002322: 681b ldr r3, [r3, #0] 8002324: 697a ldr r2, [r7, #20] 8002326: 611a str r2, [r3, #16] tickstart = HAL_GetTick(); 8002328: f7ff fb92 bl 8001a50 800232c: 6138 str r0, [r7, #16] /* Check for the Busy flag */ while ((tmpreg1 & ETH_MACMIIAR_MB) == ETH_MACMIIAR_MB) 800232e: e00d b.n 800234c { /* Check for the Timeout */ if ((HAL_GetTick() - tickstart) > PHY_READ_TO) 8002330: f7ff fb8e bl 8001a50 8002334: 4602 mov r2, r0 8002336: 693b ldr r3, [r7, #16] 8002338: 1ad3 subs r3, r2, r3 800233a: f5b3 3f80 cmp.w r3, #65536 ; 0x10000 800233e: d301 bcc.n 8002344 { return HAL_ERROR; 8002340: 2301 movs r3, #1 8002342: e010 b.n 8002366 } tmpreg1 = heth->Instance->MACMIIAR; 8002344: 68fb ldr r3, [r7, #12] 8002346: 681b ldr r3, [r3, #0] 8002348: 691b ldr r3, [r3, #16] 800234a: 617b str r3, [r7, #20] while ((tmpreg1 & ETH_MACMIIAR_MB) == ETH_MACMIIAR_MB) 800234c: 697b ldr r3, [r7, #20] 800234e: f003 0301 and.w r3, r3, #1 8002352: 2b00 cmp r3, #0 8002354: d1ec bne.n 8002330 } /* Get MACMIIDR value */ *pRegValue = (uint16_t)(heth->Instance->MACMIIDR); 8002356: 68fb ldr r3, [r7, #12] 8002358: 681b ldr r3, [r3, #0] 800235a: 695b ldr r3, [r3, #20] 800235c: b29b uxth r3, r3 800235e: 461a mov r2, r3 8002360: 683b ldr r3, [r7, #0] 8002362: 601a str r2, [r3, #0] return HAL_OK; 8002364: 2300 movs r3, #0 } 8002366: 4618 mov r0, r3 8002368: 3718 adds r7, #24 800236a: 46bd mov sp, r7 800236c: bd80 pop {r7, pc} 0800236e : * @param RegValue: the value to write * @retval HAL status */ HAL_StatusTypeDef HAL_ETH_WritePHYRegister(ETH_HandleTypeDef *heth, uint32_t PHYAddr, uint32_t PHYReg, uint32_t RegValue) { 800236e: b580 push {r7, lr} 8002370: b086 sub sp, #24 8002372: af00 add r7, sp, #0 8002374: 60f8 str r0, [r7, #12] 8002376: 60b9 str r1, [r7, #8] 8002378: 607a str r2, [r7, #4] 800237a: 603b str r3, [r7, #0] uint32_t tmpreg1; uint32_t tickstart; /* Get the ETHERNET MACMIIAR value */ tmpreg1 = heth->Instance->MACMIIAR; 800237c: 68fb ldr r3, [r7, #12] 800237e: 681b ldr r3, [r3, #0] 8002380: 691b ldr r3, [r3, #16] 8002382: 617b str r3, [r7, #20] /* Keep only the CSR Clock Range CR[2:0] bits value */ tmpreg1 &= ~ETH_MACMIIAR_CR_MASK; 8002384: 697b ldr r3, [r7, #20] 8002386: f003 031c and.w r3, r3, #28 800238a: 617b str r3, [r7, #20] /* Prepare the MII register address value */ tmpreg1 |= ((PHYAddr << 11U) & ETH_MACMIIAR_PA); /* Set the PHY device address */ 800238c: 68bb ldr r3, [r7, #8] 800238e: 02db lsls r3, r3, #11 8002390: b29b uxth r3, r3 8002392: 697a ldr r2, [r7, #20] 8002394: 4313 orrs r3, r2 8002396: 617b str r3, [r7, #20] tmpreg1 |= (((uint32_t)PHYReg << 6U) & ETH_MACMIIAR_MR); /* Set the PHY register address */ 8002398: 687b ldr r3, [r7, #4] 800239a: 019b lsls r3, r3, #6 800239c: f403 63f8 and.w r3, r3, #1984 ; 0x7c0 80023a0: 697a ldr r2, [r7, #20] 80023a2: 4313 orrs r3, r2 80023a4: 617b str r3, [r7, #20] tmpreg1 |= ETH_MACMIIAR_MW; /* Set the write mode */ 80023a6: 697b ldr r3, [r7, #20] 80023a8: f043 0302 orr.w r3, r3, #2 80023ac: 617b str r3, [r7, #20] tmpreg1 |= ETH_MACMIIAR_MB; /* Set the MII Busy bit */ 80023ae: 697b ldr r3, [r7, #20] 80023b0: f043 0301 orr.w r3, r3, #1 80023b4: 617b str r3, [r7, #20] /* Give the value to the MII data register */ heth->Instance->MACMIIDR = (uint16_t)RegValue; 80023b6: 683b ldr r3, [r7, #0] 80023b8: b29a uxth r2, r3 80023ba: 68fb ldr r3, [r7, #12] 80023bc: 681b ldr r3, [r3, #0] 80023be: 615a str r2, [r3, #20] /* Write the result value into the MII Address register */ heth->Instance->MACMIIAR = tmpreg1; 80023c0: 68fb ldr r3, [r7, #12] 80023c2: 681b ldr r3, [r3, #0] 80023c4: 697a ldr r2, [r7, #20] 80023c6: 611a str r2, [r3, #16] /* Get tick */ tickstart = HAL_GetTick(); 80023c8: f7ff fb42 bl 8001a50 80023cc: 6138 str r0, [r7, #16] /* Check for the Busy flag */ while ((tmpreg1 & ETH_MACMIIAR_MB) == ETH_MACMIIAR_MB) 80023ce: e00d b.n 80023ec { /* Check for the Timeout */ if ((HAL_GetTick() - tickstart) > PHY_WRITE_TO) 80023d0: f7ff fb3e bl 8001a50 80023d4: 4602 mov r2, r0 80023d6: 693b ldr r3, [r7, #16] 80023d8: 1ad3 subs r3, r2, r3 80023da: f5b3 3f80 cmp.w r3, #65536 ; 0x10000 80023de: d301 bcc.n 80023e4 { return HAL_ERROR; 80023e0: 2301 movs r3, #1 80023e2: e009 b.n 80023f8 } tmpreg1 = heth->Instance->MACMIIAR; 80023e4: 68fb ldr r3, [r7, #12] 80023e6: 681b ldr r3, [r3, #0] 80023e8: 691b ldr r3, [r3, #16] 80023ea: 617b str r3, [r7, #20] while ((tmpreg1 & ETH_MACMIIAR_MB) == ETH_MACMIIAR_MB) 80023ec: 697b ldr r3, [r7, #20] 80023ee: f003 0301 and.w r3, r3, #1 80023f2: 2b00 cmp r3, #0 80023f4: d1ec bne.n 80023d0 } return HAL_OK; 80023f6: 2300 movs r3, #0 } 80023f8: 4618 mov r0, r3 80023fa: 3718 adds r7, #24 80023fc: 46bd mov sp, r7 80023fe: bd80 pop {r7, pc} 08002400 : * @param macconf: pointer to a ETH_MACConfigTypeDef structure that will hold * the configuration of the MAC. * @retval HAL Status */ HAL_StatusTypeDef HAL_ETH_GetMACConfig(ETH_HandleTypeDef *heth, ETH_MACConfigTypeDef *macconf) { 8002400: b480 push {r7} 8002402: b083 sub sp, #12 8002404: af00 add r7, sp, #0 8002406: 6078 str r0, [r7, #4] 8002408: 6039 str r1, [r7, #0] if (macconf == NULL) 800240a: 683b ldr r3, [r7, #0] 800240c: 2b00 cmp r3, #0 800240e: d101 bne.n 8002414 { return HAL_ERROR; 8002410: 2301 movs r3, #1 8002412: e0d9 b.n 80025c8 } /* Get MAC parameters */ macconf->DeferralCheck = ((READ_BIT(heth->Instance->MACCR, ETH_MACCR_DC) >> 4) > 0U) ? ENABLE : DISABLE; 8002414: 687b ldr r3, [r7, #4] 8002416: 681b ldr r3, [r3, #0] 8002418: 681b ldr r3, [r3, #0] 800241a: f003 0310 and.w r3, r3, #16 800241e: 2b00 cmp r3, #0 8002420: bf14 ite ne 8002422: 2301 movne r3, #1 8002424: 2300 moveq r3, #0 8002426: b2db uxtb r3, r3 8002428: 461a mov r2, r3 800242a: 683b ldr r3, [r7, #0] 800242c: f883 2028 strb.w r2, [r3, #40] ; 0x28 macconf->BackOffLimit = READ_BIT(heth->Instance->MACCR, ETH_MACCR_BL); 8002430: 687b ldr r3, [r7, #4] 8002432: 681b ldr r3, [r3, #0] 8002434: 681b ldr r3, [r3, #0] 8002436: f003 0260 and.w r2, r3, #96 ; 0x60 800243a: 683b ldr r3, [r7, #0] 800243c: 625a str r2, [r3, #36] ; 0x24 macconf->RetryTransmission = ((READ_BIT(heth->Instance->MACCR, ETH_MACCR_RD) >> 9) == 0U) ? ENABLE : DISABLE; 800243e: 687b ldr r3, [r7, #4] 8002440: 681b ldr r3, [r3, #0] 8002442: 681b ldr r3, [r3, #0] 8002444: f403 7300 and.w r3, r3, #512 ; 0x200 8002448: 2b00 cmp r3, #0 800244a: bf0c ite eq 800244c: 2301 moveq r3, #1 800244e: 2300 movne r3, #0 8002450: b2db uxtb r3, r3 8002452: 461a mov r2, r3 8002454: 683b ldr r3, [r7, #0] 8002456: f883 2020 strb.w r2, [r3, #32] macconf->CarrierSenseDuringTransmit = ((READ_BIT(heth->Instance->MACCR, ETH_MACCR_CSD) >> 16) > 0U) 800245a: 687b ldr r3, [r7, #4] 800245c: 681b ldr r3, [r3, #0] 800245e: 681b ldr r3, [r3, #0] 8002460: f403 3380 and.w r3, r3, #65536 ; 0x10000 ? ENABLE : DISABLE; 8002464: 2b00 cmp r3, #0 8002466: bf14 ite ne 8002468: 2301 movne r3, #1 800246a: 2300 moveq r3, #0 800246c: b2db uxtb r3, r3 800246e: 461a mov r2, r3 macconf->CarrierSenseDuringTransmit = ((READ_BIT(heth->Instance->MACCR, ETH_MACCR_CSD) >> 16) > 0U) 8002470: 683b ldr r3, [r7, #0] 8002472: 77da strb r2, [r3, #31] macconf->ReceiveOwn = ((READ_BIT(heth->Instance->MACCR, ETH_MACCR_ROD) >> 13) == 0U) ? ENABLE : DISABLE; 8002474: 687b ldr r3, [r7, #4] 8002476: 681b ldr r3, [r3, #0] 8002478: 681b ldr r3, [r3, #0] 800247a: f403 5300 and.w r3, r3, #8192 ; 0x2000 800247e: 2b00 cmp r3, #0 8002480: bf0c ite eq 8002482: 2301 moveq r3, #1 8002484: 2300 movne r3, #0 8002486: b2db uxtb r3, r3 8002488: 461a mov r2, r3 800248a: 683b ldr r3, [r7, #0] 800248c: 779a strb r2, [r3, #30] macconf->LoopbackMode = ((READ_BIT(heth->Instance->MACCR, ETH_MACCR_LM) >> 12) > 0U) ? ENABLE : DISABLE; 800248e: 687b ldr r3, [r7, #4] 8002490: 681b ldr r3, [r3, #0] 8002492: 681b ldr r3, [r3, #0] 8002494: f403 5380 and.w r3, r3, #4096 ; 0x1000 8002498: 2b00 cmp r3, #0 800249a: bf14 ite ne 800249c: 2301 movne r3, #1 800249e: 2300 moveq r3, #0 80024a0: b2db uxtb r3, r3 80024a2: 461a mov r2, r3 80024a4: 683b ldr r3, [r7, #0] 80024a6: 771a strb r2, [r3, #28] macconf->DuplexMode = READ_BIT(heth->Instance->MACCR, ETH_MACCR_DM); 80024a8: 687b ldr r3, [r7, #4] 80024aa: 681b ldr r3, [r3, #0] 80024ac: 681b ldr r3, [r3, #0] 80024ae: f403 6200 and.w r2, r3, #2048 ; 0x800 80024b2: 683b ldr r3, [r7, #0] 80024b4: 619a str r2, [r3, #24] macconf->Speed = READ_BIT(heth->Instance->MACCR, ETH_MACCR_FES); 80024b6: 687b ldr r3, [r7, #4] 80024b8: 681b ldr r3, [r3, #0] 80024ba: 681b ldr r3, [r3, #0] 80024bc: f403 4280 and.w r2, r3, #16384 ; 0x4000 80024c0: 683b ldr r3, [r7, #0] 80024c2: 615a str r2, [r3, #20] macconf->Jabber = ((READ_BIT(heth->Instance->MACCR, ETH_MACCR_JD) >> 22) == 0U) ? ENABLE : DISABLE; 80024c4: 687b ldr r3, [r7, #4] 80024c6: 681b ldr r3, [r3, #0] 80024c8: 681b ldr r3, [r3, #0] 80024ca: f403 0380 and.w r3, r3, #4194304 ; 0x400000 80024ce: 2b00 cmp r3, #0 80024d0: bf0c ite eq 80024d2: 2301 moveq r3, #1 80024d4: 2300 movne r3, #0 80024d6: b2db uxtb r3, r3 80024d8: 461a mov r2, r3 80024da: 683b ldr r3, [r7, #0] 80024dc: 745a strb r2, [r3, #17] macconf->Watchdog = ((READ_BIT(heth->Instance->MACCR, ETH_MACCR_WD) >> 23) == 0U) ? ENABLE : DISABLE; 80024de: 687b ldr r3, [r7, #4] 80024e0: 681b ldr r3, [r3, #0] 80024e2: 681b ldr r3, [r3, #0] 80024e4: f403 0300 and.w r3, r3, #8388608 ; 0x800000 80024e8: 2b00 cmp r3, #0 80024ea: bf0c ite eq 80024ec: 2301 moveq r3, #1 80024ee: 2300 movne r3, #0 80024f0: b2db uxtb r3, r3 80024f2: 461a mov r2, r3 80024f4: 683b ldr r3, [r7, #0] 80024f6: 741a strb r2, [r3, #16] macconf->AutomaticPadCRCStrip = ((READ_BIT(heth->Instance->MACCR, ETH_MACCR_APCS) >> 7) > 0U) ? ENABLE : DISABLE; 80024f8: 687b ldr r3, [r7, #4] 80024fa: 681b ldr r3, [r3, #0] 80024fc: 681b ldr r3, [r3, #0] 80024fe: f003 0380 and.w r3, r3, #128 ; 0x80 8002502: 2b00 cmp r3, #0 8002504: bf14 ite ne 8002506: 2301 movne r3, #1 8002508: 2300 moveq r3, #0 800250a: b2db uxtb r3, r3 800250c: 461a mov r2, r3 800250e: 683b ldr r3, [r7, #0] 8002510: 73da strb r2, [r3, #15] macconf->InterPacketGapVal = READ_BIT(heth->Instance->MACCR, ETH_MACCR_IFG); 8002512: 687b ldr r3, [r7, #4] 8002514: 681b ldr r3, [r3, #0] 8002516: 681b ldr r3, [r3, #0] 8002518: f403 2260 and.w r2, r3, #917504 ; 0xe0000 800251c: 683b ldr r3, [r7, #0] 800251e: 609a str r2, [r3, #8] macconf->ChecksumOffload = ((READ_BIT(heth->Instance->MACCR, ETH_MACCR_IPCO) >> 10U) > 0U) ? ENABLE : DISABLE; 8002520: 687b ldr r3, [r7, #4] 8002522: 681b ldr r3, [r3, #0] 8002524: 681b ldr r3, [r3, #0] 8002526: f403 6380 and.w r3, r3, #1024 ; 0x400 800252a: 2b00 cmp r3, #0 800252c: bf14 ite ne 800252e: 2301 movne r3, #1 8002530: 2300 moveq r3, #0 8002532: b2db uxtb r3, r3 8002534: 461a mov r2, r3 8002536: 683b ldr r3, [r7, #0] 8002538: 711a strb r2, [r3, #4] macconf->TransmitFlowControl = ((READ_BIT(heth->Instance->MACFCR, ETH_MACFCR_TFCE) >> 1) > 0U) ? ENABLE : DISABLE; 800253a: 687b ldr r3, [r7, #4] 800253c: 681b ldr r3, [r3, #0] 800253e: 699b ldr r3, [r3, #24] 8002540: f003 0302 and.w r3, r3, #2 8002544: 2b00 cmp r3, #0 8002546: bf14 ite ne 8002548: 2301 movne r3, #1 800254a: 2300 moveq r3, #0 800254c: b2db uxtb r3, r3 800254e: 461a mov r2, r3 8002550: 683b ldr r3, [r7, #0] 8002552: f883 2054 strb.w r2, [r3, #84] ; 0x54 macconf->ZeroQuantaPause = ((READ_BIT(heth->Instance->MACFCR, ETH_MACFCR_ZQPD) >> 7) == 0U) ? ENABLE : DISABLE; 8002556: 687b ldr r3, [r7, #4] 8002558: 681b ldr r3, [r3, #0] 800255a: 699b ldr r3, [r3, #24] 800255c: f003 0380 and.w r3, r3, #128 ; 0x80 8002560: 2b00 cmp r3, #0 8002562: bf0c ite eq 8002564: 2301 moveq r3, #1 8002566: 2300 movne r3, #0 8002568: b2db uxtb r3, r3 800256a: 461a mov r2, r3 800256c: 683b ldr r3, [r7, #0] 800256e: f883 204c strb.w r2, [r3, #76] ; 0x4c macconf->PauseLowThreshold = READ_BIT(heth->Instance->MACFCR, ETH_MACFCR_PLT); 8002572: 687b ldr r3, [r7, #4] 8002574: 681b ldr r3, [r3, #0] 8002576: 699b ldr r3, [r3, #24] 8002578: f003 0230 and.w r2, r3, #48 ; 0x30 800257c: 683b ldr r3, [r7, #0] 800257e: 651a str r2, [r3, #80] ; 0x50 macconf->PauseTime = (READ_BIT(heth->Instance->MACFCR, ETH_MACFCR_PT) >> 16); 8002580: 687b ldr r3, [r7, #4] 8002582: 681b ldr r3, [r3, #0] 8002584: 699b ldr r3, [r3, #24] 8002586: 0c1b lsrs r3, r3, #16 8002588: b29a uxth r2, r3 800258a: 683b ldr r3, [r7, #0] 800258c: 649a str r2, [r3, #72] ; 0x48 macconf->ReceiveFlowControl = ((READ_BIT(heth->Instance->MACFCR, ETH_MACFCR_RFCE) >> 2U) > 0U) ? ENABLE : DISABLE; 800258e: 687b ldr r3, [r7, #4] 8002590: 681b ldr r3, [r3, #0] 8002592: 699b ldr r3, [r3, #24] 8002594: f003 0304 and.w r3, r3, #4 8002598: 2b00 cmp r3, #0 800259a: bf14 ite ne 800259c: 2301 movne r3, #1 800259e: 2300 moveq r3, #0 80025a0: b2db uxtb r3, r3 80025a2: 461a mov r2, r3 80025a4: 683b ldr r3, [r7, #0] 80025a6: f883 2056 strb.w r2, [r3, #86] ; 0x56 macconf->UnicastPausePacketDetect = ((READ_BIT(heth->Instance->MACFCR, ETH_MACFCR_UPFD) >> 3U) > 0U) 80025aa: 687b ldr r3, [r7, #4] 80025ac: 681b ldr r3, [r3, #0] 80025ae: 699b ldr r3, [r3, #24] 80025b0: f003 0308 and.w r3, r3, #8 ? ENABLE : DISABLE; 80025b4: 2b00 cmp r3, #0 80025b6: bf14 ite ne 80025b8: 2301 movne r3, #1 80025ba: 2300 moveq r3, #0 80025bc: b2db uxtb r3, r3 80025be: 461a mov r2, r3 macconf->UnicastPausePacketDetect = ((READ_BIT(heth->Instance->MACFCR, ETH_MACFCR_UPFD) >> 3U) > 0U) 80025c0: 683b ldr r3, [r7, #0] 80025c2: f883 2055 strb.w r2, [r3, #85] ; 0x55 return HAL_OK; 80025c6: 2300 movs r3, #0 } 80025c8: 4618 mov r0, r3 80025ca: 370c adds r7, #12 80025cc: 46bd mov sp, r7 80025ce: f85d 7b04 ldr.w r7, [sp], #4 80025d2: 4770 bx lr 080025d4 : * @param macconf: pointer to a ETH_MACConfigTypeDef structure that contains * the configuration of the MAC. * @retval HAL status */ HAL_StatusTypeDef HAL_ETH_SetMACConfig(ETH_HandleTypeDef *heth, ETH_MACConfigTypeDef *macconf) { 80025d4: b580 push {r7, lr} 80025d6: b082 sub sp, #8 80025d8: af00 add r7, sp, #0 80025da: 6078 str r0, [r7, #4] 80025dc: 6039 str r1, [r7, #0] if (macconf == NULL) 80025de: 683b ldr r3, [r7, #0] 80025e0: 2b00 cmp r3, #0 80025e2: d101 bne.n 80025e8 { return HAL_ERROR; 80025e4: 2301 movs r3, #1 80025e6: e00b b.n 8002600 } if (heth->gState == HAL_ETH_STATE_READY) 80025e8: 687b ldr r3, [r7, #4] 80025ea: f8d3 3084 ldr.w r3, [r3, #132] ; 0x84 80025ee: 2b10 cmp r3, #16 80025f0: d105 bne.n 80025fe { ETH_SetMACConfig(heth, macconf); 80025f2: 6839 ldr r1, [r7, #0] 80025f4: 6878 ldr r0, [r7, #4] 80025f6: f000 f883 bl 8002700 return HAL_OK; 80025fa: 2300 movs r3, #0 80025fc: e000 b.n 8002600 } else { return HAL_ERROR; 80025fe: 2301 movs r3, #1 } } 8002600: 4618 mov r0, r3 8002602: 3708 adds r7, #8 8002604: 46bd mov sp, r7 8002606: bd80 pop {r7, pc} 08002608 : * @param heth: pointer to a ETH_HandleTypeDef structure that contains * the configuration information for ETHERNET module * @retval None */ void HAL_ETH_SetMDIOClockRange(ETH_HandleTypeDef *heth) { 8002608: b580 push {r7, lr} 800260a: b084 sub sp, #16 800260c: af00 add r7, sp, #0 800260e: 6078 str r0, [r7, #4] uint32_t hclk; uint32_t tmpreg; /* Get the ETHERNET MACMIIAR value */ tmpreg = (heth->Instance)->MACMIIAR; 8002610: 687b ldr r3, [r7, #4] 8002612: 681b ldr r3, [r3, #0] 8002614: 691b ldr r3, [r3, #16] 8002616: 60fb str r3, [r7, #12] /* Clear CSR Clock Range CR[2:0] bits */ tmpreg &= ETH_MACMIIAR_CR_MASK; 8002618: 68fb ldr r3, [r7, #12] 800261a: f023 031c bic.w r3, r3, #28 800261e: 60fb str r3, [r7, #12] /* Get hclk frequency value */ hclk = HAL_RCC_GetHCLKFreq(); 8002620: f001 fa38 bl 8003a94 8002624: 60b8 str r0, [r7, #8] /* Set CR bits depending on hclk value */ if ((hclk >= 20000000U) && (hclk < 35000000U)) 8002626: 68bb ldr r3, [r7, #8] 8002628: 4a1d ldr r2, [pc, #116] ; (80026a0 ) 800262a: 4293 cmp r3, r2 800262c: d908 bls.n 8002640 800262e: 68bb ldr r3, [r7, #8] 8002630: 4a1c ldr r2, [pc, #112] ; (80026a4 ) 8002632: 4293 cmp r3, r2 8002634: d804 bhi.n 8002640 { /* CSR Clock Range between 20-35 MHz */ tmpreg |= (uint32_t)ETH_MACMIIAR_CR_Div16; 8002636: 68fb ldr r3, [r7, #12] 8002638: f043 0308 orr.w r3, r3, #8 800263c: 60fb str r3, [r7, #12] 800263e: e027 b.n 8002690 } else if ((hclk >= 35000000U) && (hclk < 60000000U)) 8002640: 68bb ldr r3, [r7, #8] 8002642: 4a18 ldr r2, [pc, #96] ; (80026a4 ) 8002644: 4293 cmp r3, r2 8002646: d908 bls.n 800265a 8002648: 68bb ldr r3, [r7, #8] 800264a: 4a17 ldr r2, [pc, #92] ; (80026a8 ) 800264c: 4293 cmp r3, r2 800264e: d204 bcs.n 800265a { /* CSR Clock Range between 35-60 MHz */ tmpreg |= (uint32_t)ETH_MACMIIAR_CR_Div26; 8002650: 68fb ldr r3, [r7, #12] 8002652: f043 030c orr.w r3, r3, #12 8002656: 60fb str r3, [r7, #12] 8002658: e01a b.n 8002690 } else if ((hclk >= 60000000U) && (hclk < 100000000U)) 800265a: 68bb ldr r3, [r7, #8] 800265c: 4a12 ldr r2, [pc, #72] ; (80026a8 ) 800265e: 4293 cmp r3, r2 8002660: d303 bcc.n 800266a 8002662: 68bb ldr r3, [r7, #8] 8002664: 4a11 ldr r2, [pc, #68] ; (80026ac ) 8002666: 4293 cmp r3, r2 8002668: d911 bls.n 800268e { /* CSR Clock Range between 60-100 MHz */ tmpreg |= (uint32_t)ETH_MACMIIAR_CR_Div42; } else if ((hclk >= 100000000U) && (hclk < 150000000U)) 800266a: 68bb ldr r3, [r7, #8] 800266c: 4a0f ldr r2, [pc, #60] ; (80026ac ) 800266e: 4293 cmp r3, r2 8002670: d908 bls.n 8002684 8002672: 68bb ldr r3, [r7, #8] 8002674: 4a0e ldr r2, [pc, #56] ; (80026b0 ) 8002676: 4293 cmp r3, r2 8002678: d804 bhi.n 8002684 { /* CSR Clock Range between 100-150 MHz */ tmpreg |= (uint32_t)ETH_MACMIIAR_CR_Div62; 800267a: 68fb ldr r3, [r7, #12] 800267c: f043 0304 orr.w r3, r3, #4 8002680: 60fb str r3, [r7, #12] 8002682: e005 b.n 8002690 } else /* ((hclk >= 150000000)&&(hclk <= 183000000))*/ { /* CSR Clock Range between 150-183 MHz */ tmpreg |= (uint32_t)ETH_MACMIIAR_CR_Div102; 8002684: 68fb ldr r3, [r7, #12] 8002686: f043 0310 orr.w r3, r3, #16 800268a: 60fb str r3, [r7, #12] 800268c: e000 b.n 8002690 tmpreg |= (uint32_t)ETH_MACMIIAR_CR_Div42; 800268e: bf00 nop } /* Write to ETHERNET MAC MIIAR: Configure the ETHERNET CSR Clock Range */ (heth->Instance)->MACMIIAR = (uint32_t)tmpreg; 8002690: 687b ldr r3, [r7, #4] 8002692: 681b ldr r3, [r3, #0] 8002694: 68fa ldr r2, [r7, #12] 8002696: 611a str r2, [r3, #16] } 8002698: bf00 nop 800269a: 3710 adds r7, #16 800269c: 46bd mov sp, r7 800269e: bd80 pop {r7, pc} 80026a0: 01312cff .word 0x01312cff 80026a4: 02160ebf .word 0x02160ebf 80026a8: 03938700 .word 0x03938700 80026ac: 05f5e0ff .word 0x05f5e0ff 80026b0: 08f0d17f .word 0x08f0d17f 080026b4 : * @param heth pointer to a ETH_HandleTypeDef structure that contains * the configuration information for ETHERNET module * @retval None */ static void ETH_FlushTransmitFIFO(ETH_HandleTypeDef *heth) { 80026b4: b580 push {r7, lr} 80026b6: b084 sub sp, #16 80026b8: af00 add r7, sp, #0 80026ba: 6078 str r0, [r7, #4] __IO uint32_t tmpreg = 0; 80026bc: 2300 movs r3, #0 80026be: 60fb str r3, [r7, #12] /* Set the Flush Transmit FIFO bit */ (heth->Instance)->DMAOMR |= ETH_DMAOMR_FTF; 80026c0: 687b ldr r3, [r7, #4] 80026c2: 681b ldr r3, [r3, #0] 80026c4: f503 5380 add.w r3, r3, #4096 ; 0x1000 80026c8: 699b ldr r3, [r3, #24] 80026ca: 687a ldr r2, [r7, #4] 80026cc: 6812 ldr r2, [r2, #0] 80026ce: f443 1380 orr.w r3, r3, #1048576 ; 0x100000 80026d2: f502 5280 add.w r2, r2, #4096 ; 0x1000 80026d6: 6193 str r3, [r2, #24] /* Wait until the write operation will be taken into account: at least four TX_CLK/RX_CLK clock cycles */ tmpreg = (heth->Instance)->DMAOMR; 80026d8: 687b ldr r3, [r7, #4] 80026da: 681b ldr r3, [r3, #0] 80026dc: f503 5380 add.w r3, r3, #4096 ; 0x1000 80026e0: 699b ldr r3, [r3, #24] 80026e2: 60fb str r3, [r7, #12] HAL_Delay(ETH_REG_WRITE_DELAY); 80026e4: 2001 movs r0, #1 80026e6: f7ff f9bf bl 8001a68 (heth->Instance)->DMAOMR = tmpreg; 80026ea: 687b ldr r3, [r7, #4] 80026ec: 681a ldr r2, [r3, #0] 80026ee: 68fb ldr r3, [r7, #12] 80026f0: f502 5280 add.w r2, r2, #4096 ; 0x1000 80026f4: 6193 str r3, [r2, #24] } 80026f6: bf00 nop 80026f8: 3710 adds r7, #16 80026fa: 46bd mov sp, r7 80026fc: bd80 pop {r7, pc} ... 08002700 : static void ETH_SetMACConfig(ETH_HandleTypeDef *heth, ETH_MACConfigTypeDef *macconf) { 8002700: b580 push {r7, lr} 8002702: b084 sub sp, #16 8002704: af00 add r7, sp, #0 8002706: 6078 str r0, [r7, #4] 8002708: 6039 str r1, [r7, #0] uint32_t tmpreg1; /*------------------------ ETHERNET MACCR Configuration --------------------*/ /* Get the ETHERNET MACCR value */ tmpreg1 = (heth->Instance)->MACCR; 800270a: 687b ldr r3, [r7, #4] 800270c: 681b ldr r3, [r3, #0] 800270e: 681b ldr r3, [r3, #0] 8002710: 60fb str r3, [r7, #12] /* Clear WD, PCE, PS, TE and RE bits */ tmpreg1 &= ETH_MACCR_CLEAR_MASK; 8002712: 68fa ldr r2, [r7, #12] 8002714: 4b51 ldr r3, [pc, #324] ; (800285c ) 8002716: 4013 ands r3, r2 8002718: 60fb str r3, [r7, #12] tmpreg1 |= (uint32_t)(((uint32_t)((macconf->Watchdog == DISABLE) ? 1U : 0U) << 23U) | 800271a: 683b ldr r3, [r7, #0] 800271c: 7c1b ldrb r3, [r3, #16] 800271e: 2b00 cmp r3, #0 8002720: d102 bne.n 8002728 8002722: f44f 0200 mov.w r2, #8388608 ; 0x800000 8002726: e000 b.n 800272a 8002728: 2200 movs r2, #0 ((uint32_t)((macconf->Jabber == DISABLE) ? 1U : 0U) << 22U) | 800272a: 683b ldr r3, [r7, #0] 800272c: 7c5b ldrb r3, [r3, #17] 800272e: 2b00 cmp r3, #0 8002730: d102 bne.n 8002738 8002732: f44f 0380 mov.w r3, #4194304 ; 0x400000 8002736: e000 b.n 800273a 8002738: 2300 movs r3, #0 tmpreg1 |= (uint32_t)(((uint32_t)((macconf->Watchdog == DISABLE) ? 1U : 0U) << 23U) | 800273a: 431a orrs r2, r3 (uint32_t)macconf->InterPacketGapVal | 800273c: 683b ldr r3, [r7, #0] 800273e: 689b ldr r3, [r3, #8] ((uint32_t)((macconf->Jabber == DISABLE) ? 1U : 0U) << 22U) | 8002740: 431a orrs r2, r3 ((uint32_t)macconf->CarrierSenseDuringTransmit << 16U) | 8002742: 683b ldr r3, [r7, #0] 8002744: 7fdb ldrb r3, [r3, #31] 8002746: 041b lsls r3, r3, #16 (uint32_t)macconf->InterPacketGapVal | 8002748: 431a orrs r2, r3 macconf->Speed | 800274a: 683b ldr r3, [r7, #0] 800274c: 695b ldr r3, [r3, #20] ((uint32_t)macconf->CarrierSenseDuringTransmit << 16U) | 800274e: 4313 orrs r3, r2 ((uint32_t)((macconf->ReceiveOwn == DISABLE) ? 1U : 0U) << 13U) | 8002750: 683a ldr r2, [r7, #0] 8002752: 7f92 ldrb r2, [r2, #30] 8002754: 2a00 cmp r2, #0 8002756: d102 bne.n 800275e 8002758: f44f 5200 mov.w r2, #8192 ; 0x2000 800275c: e000 b.n 8002760 800275e: 2200 movs r2, #0 macconf->Speed | 8002760: 431a orrs r2, r3 ((uint32_t)macconf->LoopbackMode << 12U) | 8002762: 683b ldr r3, [r7, #0] 8002764: 7f1b ldrb r3, [r3, #28] 8002766: 031b lsls r3, r3, #12 ((uint32_t)((macconf->ReceiveOwn == DISABLE) ? 1U : 0U) << 13U) | 8002768: 431a orrs r2, r3 macconf->DuplexMode | 800276a: 683b ldr r3, [r7, #0] 800276c: 699b ldr r3, [r3, #24] ((uint32_t)macconf->LoopbackMode << 12U) | 800276e: 431a orrs r2, r3 ((uint32_t)macconf->ChecksumOffload << 10U) | 8002770: 683b ldr r3, [r7, #0] 8002772: 791b ldrb r3, [r3, #4] 8002774: 029b lsls r3, r3, #10 macconf->DuplexMode | 8002776: 4313 orrs r3, r2 ((uint32_t)((macconf->RetryTransmission == DISABLE) ? 1U : 0U) << 9U) | 8002778: 683a ldr r2, [r7, #0] 800277a: f892 2020 ldrb.w r2, [r2, #32] 800277e: 2a00 cmp r2, #0 8002780: d102 bne.n 8002788 8002782: f44f 7200 mov.w r2, #512 ; 0x200 8002786: e000 b.n 800278a 8002788: 2200 movs r2, #0 ((uint32_t)macconf->ChecksumOffload << 10U) | 800278a: 431a orrs r2, r3 ((uint32_t)macconf->AutomaticPadCRCStrip << 7U) | 800278c: 683b ldr r3, [r7, #0] 800278e: 7bdb ldrb r3, [r3, #15] 8002790: 01db lsls r3, r3, #7 ((uint32_t)((macconf->RetryTransmission == DISABLE) ? 1U : 0U) << 9U) | 8002792: 431a orrs r2, r3 macconf->BackOffLimit | 8002794: 683b ldr r3, [r7, #0] 8002796: 6a5b ldr r3, [r3, #36] ; 0x24 ((uint32_t)macconf->AutomaticPadCRCStrip << 7U) | 8002798: 431a orrs r2, r3 ((uint32_t)macconf->DeferralCheck << 4U)); 800279a: 683b ldr r3, [r7, #0] 800279c: f893 3028 ldrb.w r3, [r3, #40] ; 0x28 80027a0: 011b lsls r3, r3, #4 tmpreg1 |= (uint32_t)(((uint32_t)((macconf->Watchdog == DISABLE) ? 1U : 0U) << 23U) | 80027a2: 4313 orrs r3, r2 80027a4: 68fa ldr r2, [r7, #12] 80027a6: 4313 orrs r3, r2 80027a8: 60fb str r3, [r7, #12] /* Write to ETHERNET MACCR */ (heth->Instance)->MACCR = (uint32_t)tmpreg1; 80027aa: 687b ldr r3, [r7, #4] 80027ac: 681b ldr r3, [r3, #0] 80027ae: 68fa ldr r2, [r7, #12] 80027b0: 601a str r2, [r3, #0] /* Wait until the write operation will be taken into account : at least four TX_CLK/RX_CLK clock cycles */ tmpreg1 = (heth->Instance)->MACCR; 80027b2: 687b ldr r3, [r7, #4] 80027b4: 681b ldr r3, [r3, #0] 80027b6: 681b ldr r3, [r3, #0] 80027b8: 60fb str r3, [r7, #12] HAL_Delay(ETH_REG_WRITE_DELAY); 80027ba: 2001 movs r0, #1 80027bc: f7ff f954 bl 8001a68 (heth->Instance)->MACCR = tmpreg1; 80027c0: 687b ldr r3, [r7, #4] 80027c2: 681b ldr r3, [r3, #0] 80027c4: 68fa ldr r2, [r7, #12] 80027c6: 601a str r2, [r3, #0] /*----------------------- ETHERNET MACFCR Configuration --------------------*/ /* Get the ETHERNET MACFCR value */ tmpreg1 = (heth->Instance)->MACFCR; 80027c8: 687b ldr r3, [r7, #4] 80027ca: 681b ldr r3, [r3, #0] 80027cc: 699b ldr r3, [r3, #24] 80027ce: 60fb str r3, [r7, #12] /* Clear xx bits */ tmpreg1 &= ETH_MACFCR_CLEAR_MASK; 80027d0: 68fa ldr r2, [r7, #12] 80027d2: f64f 7341 movw r3, #65345 ; 0xff41 80027d6: 4013 ands r3, r2 80027d8: 60fb str r3, [r7, #12] tmpreg1 |= (uint32_t)((macconf->PauseTime << 16U) | 80027da: 683b ldr r3, [r7, #0] 80027dc: 6c9b ldr r3, [r3, #72] ; 0x48 80027de: 041b lsls r3, r3, #16 ((uint32_t)((macconf->ZeroQuantaPause == DISABLE) ? 1U : 0U) << 7U) | 80027e0: 683a ldr r2, [r7, #0] 80027e2: f892 204c ldrb.w r2, [r2, #76] ; 0x4c 80027e6: 2a00 cmp r2, #0 80027e8: d101 bne.n 80027ee 80027ea: 2280 movs r2, #128 ; 0x80 80027ec: e000 b.n 80027f0 80027ee: 2200 movs r2, #0 tmpreg1 |= (uint32_t)((macconf->PauseTime << 16U) | 80027f0: 431a orrs r2, r3 macconf->PauseLowThreshold | 80027f2: 683b ldr r3, [r7, #0] 80027f4: 6d1b ldr r3, [r3, #80] ; 0x50 ((uint32_t)((macconf->ZeroQuantaPause == DISABLE) ? 1U : 0U) << 7U) | 80027f6: 4313 orrs r3, r2 ((uint32_t)((macconf->UnicastPausePacketDetect == ENABLE) ? 1U : 0U) << 3U) | 80027f8: 683a ldr r2, [r7, #0] 80027fa: f892 2055 ldrb.w r2, [r2, #85] ; 0x55 80027fe: 2a01 cmp r2, #1 8002800: d101 bne.n 8002806 8002802: 2208 movs r2, #8 8002804: e000 b.n 8002808 8002806: 2200 movs r2, #0 macconf->PauseLowThreshold | 8002808: 4313 orrs r3, r2 ((uint32_t)((macconf->ReceiveFlowControl == ENABLE) ? 1U : 0U) << 2U) | 800280a: 683a ldr r2, [r7, #0] 800280c: f892 2056 ldrb.w r2, [r2, #86] ; 0x56 8002810: 2a01 cmp r2, #1 8002812: d101 bne.n 8002818 8002814: 2204 movs r2, #4 8002816: e000 b.n 800281a 8002818: 2200 movs r2, #0 ((uint32_t)((macconf->UnicastPausePacketDetect == ENABLE) ? 1U : 0U) << 3U) | 800281a: 4313 orrs r3, r2 ((uint32_t)((macconf->TransmitFlowControl == ENABLE) ? 1U : 0U) << 1U)); 800281c: 683a ldr r2, [r7, #0] 800281e: f892 2054 ldrb.w r2, [r2, #84] ; 0x54 8002822: 2a01 cmp r2, #1 8002824: d101 bne.n 800282a 8002826: 2202 movs r2, #2 8002828: e000 b.n 800282c 800282a: 2200 movs r2, #0 tmpreg1 |= (uint32_t)((macconf->PauseTime << 16U) | 800282c: 4313 orrs r3, r2 800282e: 68fa ldr r2, [r7, #12] 8002830: 4313 orrs r3, r2 8002832: 60fb str r3, [r7, #12] /* Write to ETHERNET MACFCR */ (heth->Instance)->MACFCR = (uint32_t)tmpreg1; 8002834: 687b ldr r3, [r7, #4] 8002836: 681b ldr r3, [r3, #0] 8002838: 68fa ldr r2, [r7, #12] 800283a: 619a str r2, [r3, #24] /* Wait until the write operation will be taken into account : at least four TX_CLK/RX_CLK clock cycles */ tmpreg1 = (heth->Instance)->MACFCR; 800283c: 687b ldr r3, [r7, #4] 800283e: 681b ldr r3, [r3, #0] 8002840: 699b ldr r3, [r3, #24] 8002842: 60fb str r3, [r7, #12] HAL_Delay(ETH_REG_WRITE_DELAY); 8002844: 2001 movs r0, #1 8002846: f7ff f90f bl 8001a68 (heth->Instance)->MACFCR = tmpreg1; 800284a: 687b ldr r3, [r7, #4] 800284c: 681b ldr r3, [r3, #0] 800284e: 68fa ldr r2, [r7, #12] 8002850: 619a str r2, [r3, #24] } 8002852: bf00 nop 8002854: 3710 adds r7, #16 8002856: 46bd mov sp, r7 8002858: bd80 pop {r7, pc} 800285a: bf00 nop 800285c: ff20810f .word 0xff20810f 08002860 : static void ETH_SetDMAConfig(ETH_HandleTypeDef *heth, ETH_DMAConfigTypeDef *dmaconf) { 8002860: b580 push {r7, lr} 8002862: b084 sub sp, #16 8002864: af00 add r7, sp, #0 8002866: 6078 str r0, [r7, #4] 8002868: 6039 str r1, [r7, #0] uint32_t tmpreg1; /*----------------------- ETHERNET DMAOMR Configuration --------------------*/ /* Get the ETHERNET DMAOMR value */ tmpreg1 = (heth->Instance)->DMAOMR; 800286a: 687b ldr r3, [r7, #4] 800286c: 681b ldr r3, [r3, #0] 800286e: f503 5380 add.w r3, r3, #4096 ; 0x1000 8002872: 699b ldr r3, [r3, #24] 8002874: 60fb str r3, [r7, #12] /* Clear xx bits */ tmpreg1 &= ETH_DMAOMR_CLEAR_MASK; 8002876: 68fa ldr r2, [r7, #12] 8002878: 4b3d ldr r3, [pc, #244] ; (8002970 ) 800287a: 4013 ands r3, r2 800287c: 60fb str r3, [r7, #12] tmpreg1 |= (uint32_t)(((uint32_t)((dmaconf->DropTCPIPChecksumErrorFrame == DISABLE) ? 1U : 0U) << 26U) | 800287e: 683b ldr r3, [r7, #0] 8002880: 7b1b ldrb r3, [r3, #12] 8002882: 2b00 cmp r3, #0 8002884: d102 bne.n 800288c 8002886: f04f 6280 mov.w r2, #67108864 ; 0x4000000 800288a: e000 b.n 800288e 800288c: 2200 movs r2, #0 ((uint32_t)dmaconf->ReceiveStoreForward << 25U) | 800288e: 683b ldr r3, [r7, #0] 8002890: 7b5b ldrb r3, [r3, #13] 8002892: 065b lsls r3, r3, #25 tmpreg1 |= (uint32_t)(((uint32_t)((dmaconf->DropTCPIPChecksumErrorFrame == DISABLE) ? 1U : 0U) << 26U) | 8002894: 4313 orrs r3, r2 ((uint32_t)((dmaconf->FlushRxPacket == DISABLE) ? 1U : 0U) << 20U) | 8002896: 683a ldr r2, [r7, #0] 8002898: 7f52 ldrb r2, [r2, #29] 800289a: 2a00 cmp r2, #0 800289c: d102 bne.n 80028a4 800289e: f44f 1280 mov.w r2, #1048576 ; 0x100000 80028a2: e000 b.n 80028a6 80028a4: 2200 movs r2, #0 ((uint32_t)dmaconf->ReceiveStoreForward << 25U) | 80028a6: 431a orrs r2, r3 ((uint32_t)dmaconf->TransmitStoreForward << 21U) | 80028a8: 683b ldr r3, [r7, #0] 80028aa: 7b9b ldrb r3, [r3, #14] 80028ac: 055b lsls r3, r3, #21 ((uint32_t)((dmaconf->FlushRxPacket == DISABLE) ? 1U : 0U) << 20U) | 80028ae: 431a orrs r2, r3 dmaconf->TransmitThresholdControl | 80028b0: 683b ldr r3, [r7, #0] 80028b2: 695b ldr r3, [r3, #20] ((uint32_t)dmaconf->TransmitStoreForward << 21U) | 80028b4: 431a orrs r2, r3 ((uint32_t)dmaconf->ForwardErrorFrames << 7U) | 80028b6: 683b ldr r3, [r7, #0] 80028b8: 7f1b ldrb r3, [r3, #28] 80028ba: 01db lsls r3, r3, #7 dmaconf->TransmitThresholdControl | 80028bc: 431a orrs r2, r3 ((uint32_t)dmaconf->ForwardUndersizedGoodFrames << 6U) | 80028be: 683b ldr r3, [r7, #0] 80028c0: 7f9b ldrb r3, [r3, #30] 80028c2: 019b lsls r3, r3, #6 ((uint32_t)dmaconf->ForwardErrorFrames << 7U) | 80028c4: 431a orrs r2, r3 dmaconf->ReceiveThresholdControl | 80028c6: 683b ldr r3, [r7, #0] 80028c8: 6a1b ldr r3, [r3, #32] ((uint32_t)dmaconf->ForwardUndersizedGoodFrames << 6U) | 80028ca: 431a orrs r2, r3 ((uint32_t)dmaconf->SecondFrameOperate << 2U)); 80028cc: 683b ldr r3, [r7, #0] 80028ce: f893 3024 ldrb.w r3, [r3, #36] ; 0x24 80028d2: 009b lsls r3, r3, #2 tmpreg1 |= (uint32_t)(((uint32_t)((dmaconf->DropTCPIPChecksumErrorFrame == DISABLE) ? 1U : 0U) << 26U) | 80028d4: 4313 orrs r3, r2 80028d6: 68fa ldr r2, [r7, #12] 80028d8: 4313 orrs r3, r2 80028da: 60fb str r3, [r7, #12] /* Write to ETHERNET DMAOMR */ (heth->Instance)->DMAOMR = (uint32_t)tmpreg1; 80028dc: 687b ldr r3, [r7, #4] 80028de: 681b ldr r3, [r3, #0] 80028e0: f503 5380 add.w r3, r3, #4096 ; 0x1000 80028e4: 461a mov r2, r3 80028e6: 68fb ldr r3, [r7, #12] 80028e8: 6193 str r3, [r2, #24] /* Wait until the write operation will be taken into account: at least four TX_CLK/RX_CLK clock cycles */ tmpreg1 = (heth->Instance)->DMAOMR; 80028ea: 687b ldr r3, [r7, #4] 80028ec: 681b ldr r3, [r3, #0] 80028ee: f503 5380 add.w r3, r3, #4096 ; 0x1000 80028f2: 699b ldr r3, [r3, #24] 80028f4: 60fb str r3, [r7, #12] HAL_Delay(ETH_REG_WRITE_DELAY); 80028f6: 2001 movs r0, #1 80028f8: f7ff f8b6 bl 8001a68 (heth->Instance)->DMAOMR = tmpreg1; 80028fc: 687b ldr r3, [r7, #4] 80028fe: 681b ldr r3, [r3, #0] 8002900: f503 5380 add.w r3, r3, #4096 ; 0x1000 8002904: 461a mov r2, r3 8002906: 68fb ldr r3, [r7, #12] 8002908: 6193 str r3, [r2, #24] /*----------------------- ETHERNET DMABMR Configuration --------------------*/ (heth->Instance)->DMABMR = (uint32_t)(((uint32_t)dmaconf->AddressAlignedBeats << 25U) | 800290a: 683b ldr r3, [r7, #0] 800290c: 791b ldrb r3, [r3, #4] 800290e: 065a lsls r2, r3, #25 dmaconf->BurstMode | 8002910: 683b ldr r3, [r7, #0] 8002912: 689b ldr r3, [r3, #8] (heth->Instance)->DMABMR = (uint32_t)(((uint32_t)dmaconf->AddressAlignedBeats << 25U) | 8002914: 431a orrs r2, r3 dmaconf->RxDMABurstLength | /* !! if 4xPBL is selected for Tx or 8002916: 683b ldr r3, [r7, #0] 8002918: 699b ldr r3, [r3, #24] dmaconf->BurstMode | 800291a: 431a orrs r2, r3 Rx it is applied for the other */ dmaconf->TxDMABurstLength | 800291c: 683b ldr r3, [r7, #0] 800291e: 691b ldr r3, [r3, #16] dmaconf->RxDMABurstLength | /* !! if 4xPBL is selected for Tx or 8002920: 431a orrs r2, r3 ((uint32_t)dmaconf->EnhancedDescriptorFormat << 7U) | 8002922: 683b ldr r3, [r7, #0] 8002924: f893 3025 ldrb.w r3, [r3, #37] ; 0x25 8002928: 01db lsls r3, r3, #7 dmaconf->TxDMABurstLength | 800292a: 431a orrs r2, r3 (dmaconf->DescriptorSkipLength << 2U) | 800292c: 683b ldr r3, [r7, #0] 800292e: 6a9b ldr r3, [r3, #40] ; 0x28 8002930: 009b lsls r3, r3, #2 ((uint32_t)dmaconf->EnhancedDescriptorFormat << 7U) | 8002932: 431a orrs r2, r3 dmaconf->DMAArbitration | 8002934: 683b ldr r3, [r7, #0] 8002936: 681b ldr r3, [r3, #0] (dmaconf->DescriptorSkipLength << 2U) | 8002938: 4313 orrs r3, r2 (heth->Instance)->DMABMR = (uint32_t)(((uint32_t)dmaconf->AddressAlignedBeats << 25U) | 800293a: 687a ldr r2, [r7, #4] 800293c: 6812 ldr r2, [r2, #0] 800293e: f443 0300 orr.w r3, r3, #8388608 ; 0x800000 8002942: f502 5280 add.w r2, r2, #4096 ; 0x1000 8002946: 6013 str r3, [r2, #0] ETH_DMABMR_USP); /* Enable use of separate PBL for Rx and Tx */ /* Wait until the write operation will be taken into account: at least four TX_CLK/RX_CLK clock cycles */ tmpreg1 = (heth->Instance)->DMABMR; 8002948: 687b ldr r3, [r7, #4] 800294a: 681b ldr r3, [r3, #0] 800294c: f503 5380 add.w r3, r3, #4096 ; 0x1000 8002950: 681b ldr r3, [r3, #0] 8002952: 60fb str r3, [r7, #12] HAL_Delay(ETH_REG_WRITE_DELAY); 8002954: 2001 movs r0, #1 8002956: f7ff f887 bl 8001a68 (heth->Instance)->DMABMR = tmpreg1; 800295a: 687b ldr r3, [r7, #4] 800295c: 681b ldr r3, [r3, #0] 800295e: f503 5380 add.w r3, r3, #4096 ; 0x1000 8002962: 461a mov r2, r3 8002964: 68fb ldr r3, [r7, #12] 8002966: 6013 str r3, [r2, #0] } 8002968: bf00 nop 800296a: 3710 adds r7, #16 800296c: 46bd mov sp, r7 800296e: bd80 pop {r7, pc} 8002970: f8de3f23 .word 0xf8de3f23 08002974 : * @param heth: pointer to a ETH_HandleTypeDef structure that contains * the configuration information for ETHERNET module * @retval HAL status */ static void ETH_MACDMAConfig(ETH_HandleTypeDef *heth) { 8002974: b580 push {r7, lr} 8002976: b0a6 sub sp, #152 ; 0x98 8002978: af00 add r7, sp, #0 800297a: 6078 str r0, [r7, #4] ETH_MACConfigTypeDef macDefaultConf; ETH_DMAConfigTypeDef dmaDefaultConf; /*--------------- ETHERNET MAC registers default Configuration --------------*/ macDefaultConf.Watchdog = ENABLE; 800297c: 2301 movs r3, #1 800297e: f887 3044 strb.w r3, [r7, #68] ; 0x44 macDefaultConf.Jabber = ENABLE; 8002982: 2301 movs r3, #1 8002984: f887 3045 strb.w r3, [r7, #69] ; 0x45 macDefaultConf.InterPacketGapVal = ETH_INTERFRAMEGAP_96BIT; 8002988: 2300 movs r3, #0 800298a: 63fb str r3, [r7, #60] ; 0x3c macDefaultConf.CarrierSenseDuringTransmit = DISABLE; 800298c: 2300 movs r3, #0 800298e: f887 3053 strb.w r3, [r7, #83] ; 0x53 macDefaultConf.ReceiveOwn = ENABLE; 8002992: 2301 movs r3, #1 8002994: f887 3052 strb.w r3, [r7, #82] ; 0x52 macDefaultConf.LoopbackMode = DISABLE; 8002998: 2300 movs r3, #0 800299a: f887 3050 strb.w r3, [r7, #80] ; 0x50 macDefaultConf.ChecksumOffload = ENABLE; 800299e: 2301 movs r3, #1 80029a0: f887 3038 strb.w r3, [r7, #56] ; 0x38 macDefaultConf.RetryTransmission = DISABLE; 80029a4: 2300 movs r3, #0 80029a6: f887 3054 strb.w r3, [r7, #84] ; 0x54 macDefaultConf.AutomaticPadCRCStrip = DISABLE; 80029aa: 2300 movs r3, #0 80029ac: f887 3043 strb.w r3, [r7, #67] ; 0x43 macDefaultConf.BackOffLimit = ETH_BACKOFFLIMIT_10; 80029b0: 2300 movs r3, #0 80029b2: 65bb str r3, [r7, #88] ; 0x58 macDefaultConf.DeferralCheck = DISABLE; 80029b4: 2300 movs r3, #0 80029b6: f887 305c strb.w r3, [r7, #92] ; 0x5c macDefaultConf.PauseTime = 0x0U; 80029ba: 2300 movs r3, #0 80029bc: 67fb str r3, [r7, #124] ; 0x7c macDefaultConf.ZeroQuantaPause = DISABLE; 80029be: 2300 movs r3, #0 80029c0: f887 3080 strb.w r3, [r7, #128] ; 0x80 macDefaultConf.PauseLowThreshold = ETH_PAUSELOWTHRESHOLD_MINUS4; 80029c4: 2300 movs r3, #0 80029c6: f8c7 3084 str.w r3, [r7, #132] ; 0x84 macDefaultConf.ReceiveFlowControl = DISABLE; 80029ca: 2300 movs r3, #0 80029cc: f887 308a strb.w r3, [r7, #138] ; 0x8a macDefaultConf.TransmitFlowControl = DISABLE; 80029d0: 2300 movs r3, #0 80029d2: f887 3088 strb.w r3, [r7, #136] ; 0x88 macDefaultConf.Speed = ETH_SPEED_100M; 80029d6: f44f 4380 mov.w r3, #16384 ; 0x4000 80029da: 64bb str r3, [r7, #72] ; 0x48 macDefaultConf.DuplexMode = ETH_FULLDUPLEX_MODE; 80029dc: f44f 6300 mov.w r3, #2048 ; 0x800 80029e0: 64fb str r3, [r7, #76] ; 0x4c macDefaultConf.UnicastPausePacketDetect = DISABLE; 80029e2: 2300 movs r3, #0 80029e4: f887 3089 strb.w r3, [r7, #137] ; 0x89 /* MAC default configuration */ ETH_SetMACConfig(heth, &macDefaultConf); 80029e8: f107 0334 add.w r3, r7, #52 ; 0x34 80029ec: 4619 mov r1, r3 80029ee: 6878 ldr r0, [r7, #4] 80029f0: f7ff fe86 bl 8002700 /*--------------- ETHERNET DMA registers default Configuration --------------*/ dmaDefaultConf.DropTCPIPChecksumErrorFrame = ENABLE; 80029f4: 2301 movs r3, #1 80029f6: 753b strb r3, [r7, #20] dmaDefaultConf.ReceiveStoreForward = ENABLE; 80029f8: 2301 movs r3, #1 80029fa: 757b strb r3, [r7, #21] dmaDefaultConf.FlushRxPacket = ENABLE; 80029fc: 2301 movs r3, #1 80029fe: f887 3025 strb.w r3, [r7, #37] ; 0x25 dmaDefaultConf.TransmitStoreForward = ENABLE; 8002a02: 2301 movs r3, #1 8002a04: 75bb strb r3, [r7, #22] dmaDefaultConf.TransmitThresholdControl = ETH_TRANSMITTHRESHOLDCONTROL_64BYTES; 8002a06: 2300 movs r3, #0 8002a08: 61fb str r3, [r7, #28] dmaDefaultConf.ForwardErrorFrames = DISABLE; 8002a0a: 2300 movs r3, #0 8002a0c: f887 3024 strb.w r3, [r7, #36] ; 0x24 dmaDefaultConf.ForwardUndersizedGoodFrames = DISABLE; 8002a10: 2300 movs r3, #0 8002a12: f887 3026 strb.w r3, [r7, #38] ; 0x26 dmaDefaultConf.ReceiveThresholdControl = ETH_RECEIVEDTHRESHOLDCONTROL_64BYTES; 8002a16: 2300 movs r3, #0 8002a18: 62bb str r3, [r7, #40] ; 0x28 dmaDefaultConf.SecondFrameOperate = ENABLE; 8002a1a: 2301 movs r3, #1 8002a1c: f887 302c strb.w r3, [r7, #44] ; 0x2c dmaDefaultConf.AddressAlignedBeats = ENABLE; 8002a20: 2301 movs r3, #1 8002a22: 733b strb r3, [r7, #12] dmaDefaultConf.BurstMode = ETH_BURSTLENGTH_FIXED; 8002a24: f44f 3380 mov.w r3, #65536 ; 0x10000 8002a28: 613b str r3, [r7, #16] dmaDefaultConf.RxDMABurstLength = ETH_RXDMABURSTLENGTH_32BEAT; 8002a2a: f44f 0380 mov.w r3, #4194304 ; 0x400000 8002a2e: 623b str r3, [r7, #32] dmaDefaultConf.TxDMABurstLength = ETH_TXDMABURSTLENGTH_32BEAT; 8002a30: f44f 5300 mov.w r3, #8192 ; 0x2000 8002a34: 61bb str r3, [r7, #24] dmaDefaultConf.EnhancedDescriptorFormat = ENABLE; 8002a36: 2301 movs r3, #1 8002a38: f887 302d strb.w r3, [r7, #45] ; 0x2d dmaDefaultConf.DescriptorSkipLength = 0x0U; 8002a3c: 2300 movs r3, #0 8002a3e: 633b str r3, [r7, #48] ; 0x30 dmaDefaultConf.DMAArbitration = ETH_DMAARBITRATION_ROUNDROBIN_RXTX_1_1; 8002a40: 2300 movs r3, #0 8002a42: 60bb str r3, [r7, #8] /* DMA default configuration */ ETH_SetDMAConfig(heth, &dmaDefaultConf); 8002a44: f107 0308 add.w r3, r7, #8 8002a48: 4619 mov r1, r3 8002a4a: 6878 ldr r0, [r7, #4] 8002a4c: f7ff ff08 bl 8002860 } 8002a50: bf00 nop 8002a52: 3798 adds r7, #152 ; 0x98 8002a54: 46bd mov sp, r7 8002a56: bd80 pop {r7, pc} 08002a58 : * @arg ETH_MAC_Address3: MAC Address3 * @param Addr Pointer to MAC address buffer data (6 bytes) * @retval HAL status */ static void ETH_MACAddressConfig(ETH_HandleTypeDef *heth, uint32_t MacAddr, uint8_t *Addr) { 8002a58: b480 push {r7} 8002a5a: b087 sub sp, #28 8002a5c: af00 add r7, sp, #0 8002a5e: 60f8 str r0, [r7, #12] 8002a60: 60b9 str r1, [r7, #8] 8002a62: 607a str r2, [r7, #4] /* Prevent unused argument(s) compilation warning */ UNUSED(heth); /* Calculate the selected MAC address high register */ tmpreg1 = ((uint32_t)Addr[5U] << 8U) | (uint32_t)Addr[4U]; 8002a64: 687b ldr r3, [r7, #4] 8002a66: 3305 adds r3, #5 8002a68: 781b ldrb r3, [r3, #0] 8002a6a: 021b lsls r3, r3, #8 8002a6c: 687a ldr r2, [r7, #4] 8002a6e: 3204 adds r2, #4 8002a70: 7812 ldrb r2, [r2, #0] 8002a72: 4313 orrs r3, r2 8002a74: 617b str r3, [r7, #20] /* Load the selected MAC address high register */ (*(__IO uint32_t *)((uint32_t)(ETH_MAC_ADDR_HBASE + MacAddr))) = tmpreg1; 8002a76: 68ba ldr r2, [r7, #8] 8002a78: 4b11 ldr r3, [pc, #68] ; (8002ac0 ) 8002a7a: 4413 add r3, r2 8002a7c: 461a mov r2, r3 8002a7e: 697b ldr r3, [r7, #20] 8002a80: 6013 str r3, [r2, #0] /* Calculate the selected MAC address low register */ tmpreg1 = ((uint32_t)Addr[3U] << 24U) | ((uint32_t)Addr[2U] << 16U) | ((uint32_t)Addr[1U] << 8U) | Addr[0U]; 8002a82: 687b ldr r3, [r7, #4] 8002a84: 3303 adds r3, #3 8002a86: 781b ldrb r3, [r3, #0] 8002a88: 061a lsls r2, r3, #24 8002a8a: 687b ldr r3, [r7, #4] 8002a8c: 3302 adds r3, #2 8002a8e: 781b ldrb r3, [r3, #0] 8002a90: 041b lsls r3, r3, #16 8002a92: 431a orrs r2, r3 8002a94: 687b ldr r3, [r7, #4] 8002a96: 3301 adds r3, #1 8002a98: 781b ldrb r3, [r3, #0] 8002a9a: 021b lsls r3, r3, #8 8002a9c: 4313 orrs r3, r2 8002a9e: 687a ldr r2, [r7, #4] 8002aa0: 7812 ldrb r2, [r2, #0] 8002aa2: 4313 orrs r3, r2 8002aa4: 617b str r3, [r7, #20] /* Load the selected MAC address low register */ (*(__IO uint32_t *)((uint32_t)(ETH_MAC_ADDR_LBASE + MacAddr))) = tmpreg1; 8002aa6: 68ba ldr r2, [r7, #8] 8002aa8: 4b06 ldr r3, [pc, #24] ; (8002ac4 ) 8002aaa: 4413 add r3, r2 8002aac: 461a mov r2, r3 8002aae: 697b ldr r3, [r7, #20] 8002ab0: 6013 str r3, [r2, #0] } 8002ab2: bf00 nop 8002ab4: 371c adds r7, #28 8002ab6: 46bd mov sp, r7 8002ab8: f85d 7b04 ldr.w r7, [sp], #4 8002abc: 4770 bx lr 8002abe: bf00 nop 8002ac0: 40028040 .word 0x40028040 8002ac4: 40028044 .word 0x40028044 08002ac8 : * @param heth: pointer to a ETH_HandleTypeDef structure that contains * the configuration information for ETHERNET module * @retval None */ static void ETH_DMATxDescListInit(ETH_HandleTypeDef *heth) { 8002ac8: b480 push {r7} 8002aca: b085 sub sp, #20 8002acc: af00 add r7, sp, #0 8002ace: 6078 str r0, [r7, #4] ETH_DMADescTypeDef *dmatxdesc; uint32_t i; /* Fill each DMATxDesc descriptor with the right values */ for (i = 0; i < (uint32_t)ETH_TX_DESC_CNT; i++) 8002ad0: 2300 movs r3, #0 8002ad2: 60fb str r3, [r7, #12] 8002ad4: e03e b.n 8002b54 { dmatxdesc = heth->Init.TxDesc + i; 8002ad6: 687b ldr r3, [r7, #4] 8002ad8: 68d9 ldr r1, [r3, #12] 8002ada: 68fa ldr r2, [r7, #12] 8002adc: 4613 mov r3, r2 8002ade: 009b lsls r3, r3, #2 8002ae0: 4413 add r3, r2 8002ae2: 00db lsls r3, r3, #3 8002ae4: 440b add r3, r1 8002ae6: 60bb str r3, [r7, #8] WRITE_REG(dmatxdesc->DESC0, 0x0); 8002ae8: 68bb ldr r3, [r7, #8] 8002aea: 2200 movs r2, #0 8002aec: 601a str r2, [r3, #0] WRITE_REG(dmatxdesc->DESC1, 0x0); 8002aee: 68bb ldr r3, [r7, #8] 8002af0: 2200 movs r2, #0 8002af2: 605a str r2, [r3, #4] WRITE_REG(dmatxdesc->DESC2, 0x0); 8002af4: 68bb ldr r3, [r7, #8] 8002af6: 2200 movs r2, #0 8002af8: 609a str r2, [r3, #8] WRITE_REG(dmatxdesc->DESC3, 0x0); 8002afa: 68bb ldr r3, [r7, #8] 8002afc: 2200 movs r2, #0 8002afe: 60da str r2, [r3, #12] WRITE_REG(heth->TxDescList.TxDesc[i], (uint32_t)dmatxdesc); 8002b00: 68b9 ldr r1, [r7, #8] 8002b02: 687b ldr r3, [r7, #4] 8002b04: 68fa ldr r2, [r7, #12] 8002b06: 3206 adds r2, #6 8002b08: f843 1022 str.w r1, [r3, r2, lsl #2] /* Set Second Address Chained bit */ SET_BIT(dmatxdesc->DESC0, ETH_DMATXDESC_TCH); 8002b0c: 68bb ldr r3, [r7, #8] 8002b0e: 681b ldr r3, [r3, #0] 8002b10: f443 1280 orr.w r2, r3, #1048576 ; 0x100000 8002b14: 68bb ldr r3, [r7, #8] 8002b16: 601a str r2, [r3, #0] if (i < ((uint32_t)ETH_TX_DESC_CNT - 1U)) 8002b18: 68fb ldr r3, [r7, #12] 8002b1a: 2b02 cmp r3, #2 8002b1c: d80c bhi.n 8002b38 { WRITE_REG(dmatxdesc->DESC3, (uint32_t)(heth->Init.TxDesc + i + 1U)); 8002b1e: 687b ldr r3, [r7, #4] 8002b20: 68d9 ldr r1, [r3, #12] 8002b22: 68fb ldr r3, [r7, #12] 8002b24: 1c5a adds r2, r3, #1 8002b26: 4613 mov r3, r2 8002b28: 009b lsls r3, r3, #2 8002b2a: 4413 add r3, r2 8002b2c: 00db lsls r3, r3, #3 8002b2e: 440b add r3, r1 8002b30: 461a mov r2, r3 8002b32: 68bb ldr r3, [r7, #8] 8002b34: 60da str r2, [r3, #12] 8002b36: e004 b.n 8002b42 } else { WRITE_REG(dmatxdesc->DESC3, (uint32_t)(heth->Init.TxDesc)); 8002b38: 687b ldr r3, [r7, #4] 8002b3a: 68db ldr r3, [r3, #12] 8002b3c: 461a mov r2, r3 8002b3e: 68bb ldr r3, [r7, #8] 8002b40: 60da str r2, [r3, #12] } /* Set the DMA Tx descriptors checksum insertion */ SET_BIT(dmatxdesc->DESC0, ETH_DMATXDESC_CHECKSUMTCPUDPICMPFULL); 8002b42: 68bb ldr r3, [r7, #8] 8002b44: 681b ldr r3, [r3, #0] 8002b46: f443 0240 orr.w r2, r3, #12582912 ; 0xc00000 8002b4a: 68bb ldr r3, [r7, #8] 8002b4c: 601a str r2, [r3, #0] for (i = 0; i < (uint32_t)ETH_TX_DESC_CNT; i++) 8002b4e: 68fb ldr r3, [r7, #12] 8002b50: 3301 adds r3, #1 8002b52: 60fb str r3, [r7, #12] 8002b54: 68fb ldr r3, [r7, #12] 8002b56: 2b03 cmp r3, #3 8002b58: d9bd bls.n 8002ad6 } heth->TxDescList.CurTxDesc = 0; 8002b5a: 687b ldr r3, [r7, #4] 8002b5c: 2200 movs r2, #0 8002b5e: 629a str r2, [r3, #40] ; 0x28 /* Set Transmit Descriptor List Address */ WRITE_REG(heth->Instance->DMATDLAR, (uint32_t) heth->Init.TxDesc); 8002b60: 687b ldr r3, [r7, #4] 8002b62: 68da ldr r2, [r3, #12] 8002b64: 687b ldr r3, [r7, #4] 8002b66: 681b ldr r3, [r3, #0] 8002b68: f503 5380 add.w r3, r3, #4096 ; 0x1000 8002b6c: 611a str r2, [r3, #16] } 8002b6e: bf00 nop 8002b70: 3714 adds r7, #20 8002b72: 46bd mov sp, r7 8002b74: f85d 7b04 ldr.w r7, [sp], #4 8002b78: 4770 bx lr 08002b7a : * @param heth: pointer to a ETH_HandleTypeDef structure that contains * the configuration information for ETHERNET module * @retval None */ static void ETH_DMARxDescListInit(ETH_HandleTypeDef *heth) { 8002b7a: b480 push {r7} 8002b7c: b085 sub sp, #20 8002b7e: af00 add r7, sp, #0 8002b80: 6078 str r0, [r7, #4] ETH_DMADescTypeDef *dmarxdesc; uint32_t i; for (i = 0; i < (uint32_t)ETH_RX_DESC_CNT; i++) 8002b82: 2300 movs r3, #0 8002b84: 60fb str r3, [r7, #12] 8002b86: e046 b.n 8002c16 { dmarxdesc = heth->Init.RxDesc + i; 8002b88: 687b ldr r3, [r7, #4] 8002b8a: 6919 ldr r1, [r3, #16] 8002b8c: 68fa ldr r2, [r7, #12] 8002b8e: 4613 mov r3, r2 8002b90: 009b lsls r3, r3, #2 8002b92: 4413 add r3, r2 8002b94: 00db lsls r3, r3, #3 8002b96: 440b add r3, r1 8002b98: 60bb str r3, [r7, #8] WRITE_REG(dmarxdesc->DESC0, 0x0); 8002b9a: 68bb ldr r3, [r7, #8] 8002b9c: 2200 movs r2, #0 8002b9e: 601a str r2, [r3, #0] WRITE_REG(dmarxdesc->DESC1, 0x0); 8002ba0: 68bb ldr r3, [r7, #8] 8002ba2: 2200 movs r2, #0 8002ba4: 605a str r2, [r3, #4] WRITE_REG(dmarxdesc->DESC2, 0x0); 8002ba6: 68bb ldr r3, [r7, #8] 8002ba8: 2200 movs r2, #0 8002baa: 609a str r2, [r3, #8] WRITE_REG(dmarxdesc->DESC3, 0x0); 8002bac: 68bb ldr r3, [r7, #8] 8002bae: 2200 movs r2, #0 8002bb0: 60da str r2, [r3, #12] WRITE_REG(dmarxdesc->BackupAddr0, 0x0); 8002bb2: 68bb ldr r3, [r7, #8] 8002bb4: 2200 movs r2, #0 8002bb6: 621a str r2, [r3, #32] WRITE_REG(dmarxdesc->BackupAddr1, 0x0); 8002bb8: 68bb ldr r3, [r7, #8] 8002bba: 2200 movs r2, #0 8002bbc: 625a str r2, [r3, #36] ; 0x24 /* Set Own bit of the Rx descriptor Status */ dmarxdesc->DESC0 = ETH_DMARXDESC_OWN; 8002bbe: 68bb ldr r3, [r7, #8] 8002bc0: f04f 4200 mov.w r2, #2147483648 ; 0x80000000 8002bc4: 601a str r2, [r3, #0] /* Set Buffer1 size and Second Address Chained bit */ dmarxdesc->DESC1 = ETH_DMARXDESC_RCH | ETH_RX_BUF_SIZE; 8002bc6: 68bb ldr r3, [r7, #8] 8002bc8: f244 52f8 movw r2, #17912 ; 0x45f8 8002bcc: 605a str r2, [r3, #4] /* Enable Ethernet DMA Rx Descriptor interrupt */ dmarxdesc->DESC1 &= ~ETH_DMARXDESC_DIC; 8002bce: 68bb ldr r3, [r7, #8] 8002bd0: 685b ldr r3, [r3, #4] 8002bd2: f023 4200 bic.w r2, r3, #2147483648 ; 0x80000000 8002bd6: 68bb ldr r3, [r7, #8] 8002bd8: 605a str r2, [r3, #4] /* Set Rx descritors addresses */ WRITE_REG(heth->RxDescList.RxDesc[i], (uint32_t)dmarxdesc); 8002bda: 68b9 ldr r1, [r7, #8] 8002bdc: 687b ldr r3, [r7, #4] 8002bde: 68fa ldr r2, [r7, #12] 8002be0: 3212 adds r2, #18 8002be2: f843 1022 str.w r1, [r3, r2, lsl #2] if (i < ((uint32_t)ETH_RX_DESC_CNT - 1U)) 8002be6: 68fb ldr r3, [r7, #12] 8002be8: 2b02 cmp r3, #2 8002bea: d80c bhi.n 8002c06 { WRITE_REG(dmarxdesc->DESC3, (uint32_t)(heth->Init.RxDesc + i + 1U)); 8002bec: 687b ldr r3, [r7, #4] 8002bee: 6919 ldr r1, [r3, #16] 8002bf0: 68fb ldr r3, [r7, #12] 8002bf2: 1c5a adds r2, r3, #1 8002bf4: 4613 mov r3, r2 8002bf6: 009b lsls r3, r3, #2 8002bf8: 4413 add r3, r2 8002bfa: 00db lsls r3, r3, #3 8002bfc: 440b add r3, r1 8002bfe: 461a mov r2, r3 8002c00: 68bb ldr r3, [r7, #8] 8002c02: 60da str r2, [r3, #12] 8002c04: e004 b.n 8002c10 } else { WRITE_REG(dmarxdesc->DESC3, (uint32_t)(heth->Init.RxDesc)); 8002c06: 687b ldr r3, [r7, #4] 8002c08: 691b ldr r3, [r3, #16] 8002c0a: 461a mov r2, r3 8002c0c: 68bb ldr r3, [r7, #8] 8002c0e: 60da str r2, [r3, #12] for (i = 0; i < (uint32_t)ETH_RX_DESC_CNT; i++) 8002c10: 68fb ldr r3, [r7, #12] 8002c12: 3301 adds r3, #1 8002c14: 60fb str r3, [r7, #12] 8002c16: 68fb ldr r3, [r7, #12] 8002c18: 2b03 cmp r3, #3 8002c1a: d9b5 bls.n 8002b88 } } WRITE_REG(heth->RxDescList.RxDescIdx, 0); 8002c1c: 687b ldr r3, [r7, #4] 8002c1e: 2200 movs r2, #0 8002c20: 65da str r2, [r3, #92] ; 0x5c WRITE_REG(heth->RxDescList.RxDescCnt, 0); 8002c22: 687b ldr r3, [r7, #4] 8002c24: 2200 movs r2, #0 8002c26: 661a str r2, [r3, #96] ; 0x60 WRITE_REG(heth->RxDescList.RxBuildDescIdx, 0); 8002c28: 687b ldr r3, [r7, #4] 8002c2a: 2200 movs r2, #0 8002c2c: 669a str r2, [r3, #104] ; 0x68 WRITE_REG(heth->RxDescList.RxBuildDescCnt, 0); 8002c2e: 687b ldr r3, [r7, #4] 8002c30: 2200 movs r2, #0 8002c32: 66da str r2, [r3, #108] ; 0x6c WRITE_REG(heth->RxDescList.ItMode, 0); 8002c34: 687b ldr r3, [r7, #4] 8002c36: 2200 movs r2, #0 8002c38: 659a str r2, [r3, #88] ; 0x58 /* Set Receive Descriptor List Address */ WRITE_REG(heth->Instance->DMARDLAR, (uint32_t) heth->Init.RxDesc); 8002c3a: 687b ldr r3, [r7, #4] 8002c3c: 691a ldr r2, [r3, #16] 8002c3e: 687b ldr r3, [r7, #4] 8002c40: 681b ldr r3, [r3, #0] 8002c42: f503 5380 add.w r3, r3, #4096 ; 0x1000 8002c46: 60da str r2, [r3, #12] } 8002c48: bf00 nop 8002c4a: 3714 adds r7, #20 8002c4c: 46bd mov sp, r7 8002c4e: f85d 7b04 ldr.w r7, [sp], #4 8002c52: 4770 bx lr 08002c54 : * @param pTxConfig: Tx packet configuration * @param ItMode: Enable or disable Tx EOT interrept * @retval Status */ static uint32_t ETH_Prepare_Tx_Descriptors(ETH_HandleTypeDef *heth, ETH_TxPacketConfig *pTxConfig, uint32_t ItMode) { 8002c54: b480 push {r7} 8002c56: b08d sub sp, #52 ; 0x34 8002c58: af00 add r7, sp, #0 8002c5a: 60f8 str r0, [r7, #12] 8002c5c: 60b9 str r1, [r7, #8] 8002c5e: 607a str r2, [r7, #4] ETH_TxDescListTypeDef *dmatxdesclist = &heth->TxDescList; 8002c60: 68fb ldr r3, [r7, #12] 8002c62: 3318 adds r3, #24 8002c64: 617b str r3, [r7, #20] uint32_t descidx = dmatxdesclist->CurTxDesc; 8002c66: 697b ldr r3, [r7, #20] 8002c68: 691b ldr r3, [r3, #16] 8002c6a: 62fb str r3, [r7, #44] ; 0x2c uint32_t firstdescidx = dmatxdesclist->CurTxDesc; 8002c6c: 697b ldr r3, [r7, #20] 8002c6e: 691b ldr r3, [r3, #16] 8002c70: 613b str r3, [r7, #16] uint32_t idx; uint32_t descnbr = 0; 8002c72: 2300 movs r3, #0 8002c74: 627b str r3, [r7, #36] ; 0x24 ETH_DMADescTypeDef *dmatxdesc = (ETH_DMADescTypeDef *)dmatxdesclist->TxDesc[descidx]; 8002c76: 697b ldr r3, [r7, #20] 8002c78: 6afa ldr r2, [r7, #44] ; 0x2c 8002c7a: f853 3022 ldr.w r3, [r3, r2, lsl #2] 8002c7e: 623b str r3, [r7, #32] ETH_BufferTypeDef *txbuffer = pTxConfig->TxBuffer; 8002c80: 68bb ldr r3, [r7, #8] 8002c82: 689b ldr r3, [r3, #8] 8002c84: 61fb str r3, [r7, #28] uint32_t bd_count = 0; 8002c86: 2300 movs r3, #0 8002c88: 61bb str r3, [r7, #24] /* Current Tx Descriptor Owned by DMA: cannot be used by the application */ if ((READ_BIT(dmatxdesc->DESC0, ETH_DMATXDESC_OWN) == ETH_DMATXDESC_OWN) 8002c8a: 6a3b ldr r3, [r7, #32] 8002c8c: 681b ldr r3, [r3, #0] 8002c8e: f003 4300 and.w r3, r3, #2147483648 ; 0x80000000 8002c92: f1b3 4f00 cmp.w r3, #2147483648 ; 0x80000000 8002c96: d007 beq.n 8002ca8 || (dmatxdesclist->PacketAddress[descidx] != NULL)) 8002c98: 697a ldr r2, [r7, #20] 8002c9a: 6afb ldr r3, [r7, #44] ; 0x2c 8002c9c: 3304 adds r3, #4 8002c9e: 009b lsls r3, r3, #2 8002ca0: 4413 add r3, r2 8002ca2: 685b ldr r3, [r3, #4] 8002ca4: 2b00 cmp r3, #0 8002ca6: d001 beq.n 8002cac { return HAL_ETH_ERROR_BUSY; 8002ca8: 2302 movs r3, #2 8002caa: e103 b.n 8002eb4 } descnbr += 1U; 8002cac: 6a7b ldr r3, [r7, #36] ; 0x24 8002cae: 3301 adds r3, #1 8002cb0: 627b str r3, [r7, #36] ; 0x24 /* Set header or buffer 1 address */ WRITE_REG(dmatxdesc->DESC2, (uint32_t)txbuffer->buffer); 8002cb2: 69fb ldr r3, [r7, #28] 8002cb4: 681b ldr r3, [r3, #0] 8002cb6: 461a mov r2, r3 8002cb8: 6a3b ldr r3, [r7, #32] 8002cba: 609a str r2, [r3, #8] /* Set header or buffer 1 Length */ MODIFY_REG(dmatxdesc->DESC1, ETH_DMATXDESC_TBS1, txbuffer->len); 8002cbc: 6a3b ldr r3, [r7, #32] 8002cbe: 685b ldr r3, [r3, #4] 8002cc0: f423 53ff bic.w r3, r3, #8160 ; 0x1fe0 8002cc4: f023 031f bic.w r3, r3, #31 8002cc8: 69fa ldr r2, [r7, #28] 8002cca: 6852 ldr r2, [r2, #4] 8002ccc: 431a orrs r2, r3 8002cce: 6a3b ldr r3, [r7, #32] 8002cd0: 605a str r2, [r3, #4] if (READ_BIT(pTxConfig->Attributes, ETH_TX_PACKETS_FEATURES_CSUM) != 0U) 8002cd2: 68bb ldr r3, [r7, #8] 8002cd4: 681b ldr r3, [r3, #0] 8002cd6: f003 0301 and.w r3, r3, #1 8002cda: 2b00 cmp r3, #0 8002cdc: d008 beq.n 8002cf0 { MODIFY_REG(dmatxdesc->DESC0, ETH_DMATXDESC_CIC, pTxConfig->ChecksumCtrl); 8002cde: 6a3b ldr r3, [r7, #32] 8002ce0: 681b ldr r3, [r3, #0] 8002ce2: f423 0240 bic.w r2, r3, #12582912 ; 0xc00000 8002ce6: 68bb ldr r3, [r7, #8] 8002ce8: 695b ldr r3, [r3, #20] 8002cea: 431a orrs r2, r3 8002cec: 6a3b ldr r3, [r7, #32] 8002cee: 601a str r2, [r3, #0] } if (READ_BIT(pTxConfig->Attributes, ETH_TX_PACKETS_FEATURES_CRCPAD) != 0U) 8002cf0: 68bb ldr r3, [r7, #8] 8002cf2: 681b ldr r3, [r3, #0] 8002cf4: f003 0320 and.w r3, r3, #32 8002cf8: 2b00 cmp r3, #0 8002cfa: d008 beq.n 8002d0e { MODIFY_REG(dmatxdesc->DESC0, ETH_CRC_PAD_DISABLE, pTxConfig->CRCPadCtrl); 8002cfc: 6a3b ldr r3, [r7, #32] 8002cfe: 681b ldr r3, [r3, #0] 8002d00: f023 6240 bic.w r2, r3, #201326592 ; 0xc000000 8002d04: 68bb ldr r3, [r7, #8] 8002d06: 691b ldr r3, [r3, #16] 8002d08: 431a orrs r2, r3 8002d0a: 6a3b ldr r3, [r7, #32] 8002d0c: 601a str r2, [r3, #0] } if (READ_BIT(pTxConfig->Attributes, ETH_TX_PACKETS_FEATURES_VLANTAG) != 0U) 8002d0e: 68bb ldr r3, [r7, #8] 8002d10: 681b ldr r3, [r3, #0] 8002d12: f003 0304 and.w r3, r3, #4 8002d16: 2b00 cmp r3, #0 8002d18: d005 beq.n 8002d26 { /* Set Vlan Type */ SET_BIT(dmatxdesc->DESC0, ETH_DMATXDESC_VF); 8002d1a: 6a3b ldr r3, [r7, #32] 8002d1c: 681b ldr r3, [r3, #0] 8002d1e: f043 0280 orr.w r2, r3, #128 ; 0x80 8002d22: 6a3b ldr r3, [r7, #32] 8002d24: 601a str r2, [r3, #0] } /* Mark it as First Descriptor */ SET_BIT(dmatxdesc->DESC0, ETH_DMATXDESC_FS); 8002d26: 6a3b ldr r3, [r7, #32] 8002d28: 681b ldr r3, [r3, #0] 8002d2a: f043 5280 orr.w r2, r3, #268435456 ; 0x10000000 8002d2e: 6a3b ldr r3, [r7, #32] 8002d30: 601a str r2, [r3, #0] __ASM volatile ("dmb 0xF":::"memory"); 8002d32: f3bf 8f5f dmb sy } 8002d36: bf00 nop /* Ensure rest of descriptor is written to RAM before the OWN bit */ __DMB(); /* set OWN bit of FIRST descriptor */ SET_BIT(dmatxdesc->DESC0, ETH_DMATXDESC_OWN); 8002d38: 6a3b ldr r3, [r7, #32] 8002d3a: 681b ldr r3, [r3, #0] 8002d3c: f043 4200 orr.w r2, r3, #2147483648 ; 0x80000000 8002d40: 6a3b ldr r3, [r7, #32] 8002d42: 601a str r2, [r3, #0] /* only if the packet is split into more than one descriptors > 1 */ while (txbuffer->next != NULL) 8002d44: e084 b.n 8002e50 { /* Clear the LD bit of previous descriptor */ CLEAR_BIT(dmatxdesc->DESC0, ETH_DMATXDESC_LS); 8002d46: 6a3b ldr r3, [r7, #32] 8002d48: 681b ldr r3, [r3, #0] 8002d4a: f023 5200 bic.w r2, r3, #536870912 ; 0x20000000 8002d4e: 6a3b ldr r3, [r7, #32] 8002d50: 601a str r2, [r3, #0] if (ItMode != ((uint32_t)RESET)) 8002d52: 687b ldr r3, [r7, #4] 8002d54: 2b00 cmp r3, #0 8002d56: d006 beq.n 8002d66 { /* Set Interrupt on completion bit */ SET_BIT(dmatxdesc->DESC0, ETH_DMATXDESC_IC); 8002d58: 6a3b ldr r3, [r7, #32] 8002d5a: 681b ldr r3, [r3, #0] 8002d5c: f043 4280 orr.w r2, r3, #1073741824 ; 0x40000000 8002d60: 6a3b ldr r3, [r7, #32] 8002d62: 601a str r2, [r3, #0] 8002d64: e005 b.n 8002d72 } else { /* Clear Interrupt on completion bit */ CLEAR_BIT(dmatxdesc->DESC0, ETH_DMATXDESC_IC); 8002d66: 6a3b ldr r3, [r7, #32] 8002d68: 681b ldr r3, [r3, #0] 8002d6a: f023 4280 bic.w r2, r3, #1073741824 ; 0x40000000 8002d6e: 6a3b ldr r3, [r7, #32] 8002d70: 601a str r2, [r3, #0] } /* Increment current tx descriptor index */ INCR_TX_DESC_INDEX(descidx, 1U); 8002d72: 6afb ldr r3, [r7, #44] ; 0x2c 8002d74: 3301 adds r3, #1 8002d76: 62fb str r3, [r7, #44] ; 0x2c 8002d78: 6afb ldr r3, [r7, #44] ; 0x2c 8002d7a: 2b03 cmp r3, #3 8002d7c: d902 bls.n 8002d84 8002d7e: 6afb ldr r3, [r7, #44] ; 0x2c 8002d80: 3b04 subs r3, #4 8002d82: 62fb str r3, [r7, #44] ; 0x2c /* Get current descriptor address */ dmatxdesc = (ETH_DMADescTypeDef *)dmatxdesclist->TxDesc[descidx]; 8002d84: 697b ldr r3, [r7, #20] 8002d86: 6afa ldr r2, [r7, #44] ; 0x2c 8002d88: f853 3022 ldr.w r3, [r3, r2, lsl #2] 8002d8c: 623b str r3, [r7, #32] /* Clear the FD bit of new Descriptor */ CLEAR_BIT(dmatxdesc->DESC0, ETH_DMATXDESC_FS); 8002d8e: 6a3b ldr r3, [r7, #32] 8002d90: 681b ldr r3, [r3, #0] 8002d92: f023 5280 bic.w r2, r3, #268435456 ; 0x10000000 8002d96: 6a3b ldr r3, [r7, #32] 8002d98: 601a str r2, [r3, #0] /* Current Tx Descriptor Owned by DMA: cannot be used by the application */ if ((READ_BIT(dmatxdesc->DESC0, ETH_DMATXDESC_OWN) == ETH_DMATXDESC_OWN) 8002d9a: 6a3b ldr r3, [r7, #32] 8002d9c: 681b ldr r3, [r3, #0] 8002d9e: f003 4300 and.w r3, r3, #2147483648 ; 0x80000000 8002da2: f1b3 4f00 cmp.w r3, #2147483648 ; 0x80000000 8002da6: d007 beq.n 8002db8 || (dmatxdesclist->PacketAddress[descidx] != NULL)) 8002da8: 697a ldr r2, [r7, #20] 8002daa: 6afb ldr r3, [r7, #44] ; 0x2c 8002dac: 3304 adds r3, #4 8002dae: 009b lsls r3, r3, #2 8002db0: 4413 add r3, r2 8002db2: 685b ldr r3, [r3, #4] 8002db4: 2b00 cmp r3, #0 8002db6: d029 beq.n 8002e0c { descidx = firstdescidx; 8002db8: 693b ldr r3, [r7, #16] 8002dba: 62fb str r3, [r7, #44] ; 0x2c dmatxdesc = (ETH_DMADescTypeDef *)dmatxdesclist->TxDesc[descidx]; 8002dbc: 697b ldr r3, [r7, #20] 8002dbe: 6afa ldr r2, [r7, #44] ; 0x2c 8002dc0: f853 3022 ldr.w r3, [r3, r2, lsl #2] 8002dc4: 623b str r3, [r7, #32] /* clear previous desc own bit */ for (idx = 0; idx < descnbr; idx ++) 8002dc6: 2300 movs r3, #0 8002dc8: 62bb str r3, [r7, #40] ; 0x28 8002dca: e019 b.n 8002e00 __ASM volatile ("dmb 0xF":::"memory"); 8002dcc: f3bf 8f5f dmb sy } 8002dd0: bf00 nop { /* Ensure rest of descriptor is written to RAM before the OWN bit */ __DMB(); CLEAR_BIT(dmatxdesc->DESC0, ETH_DMATXDESC_OWN); 8002dd2: 6a3b ldr r3, [r7, #32] 8002dd4: 681b ldr r3, [r3, #0] 8002dd6: f023 4200 bic.w r2, r3, #2147483648 ; 0x80000000 8002dda: 6a3b ldr r3, [r7, #32] 8002ddc: 601a str r2, [r3, #0] /* Increment current tx descriptor index */ INCR_TX_DESC_INDEX(descidx, 1U); 8002dde: 6afb ldr r3, [r7, #44] ; 0x2c 8002de0: 3301 adds r3, #1 8002de2: 62fb str r3, [r7, #44] ; 0x2c 8002de4: 6afb ldr r3, [r7, #44] ; 0x2c 8002de6: 2b03 cmp r3, #3 8002de8: d902 bls.n 8002df0 8002dea: 6afb ldr r3, [r7, #44] ; 0x2c 8002dec: 3b04 subs r3, #4 8002dee: 62fb str r3, [r7, #44] ; 0x2c /* Get current descriptor address */ dmatxdesc = (ETH_DMADescTypeDef *)dmatxdesclist->TxDesc[descidx]; 8002df0: 697b ldr r3, [r7, #20] 8002df2: 6afa ldr r2, [r7, #44] ; 0x2c 8002df4: f853 3022 ldr.w r3, [r3, r2, lsl #2] 8002df8: 623b str r3, [r7, #32] for (idx = 0; idx < descnbr; idx ++) 8002dfa: 6abb ldr r3, [r7, #40] ; 0x28 8002dfc: 3301 adds r3, #1 8002dfe: 62bb str r3, [r7, #40] ; 0x28 8002e00: 6aba ldr r2, [r7, #40] ; 0x28 8002e02: 6a7b ldr r3, [r7, #36] ; 0x24 8002e04: 429a cmp r2, r3 8002e06: d3e1 bcc.n 8002dcc } return HAL_ETH_ERROR_BUSY; 8002e08: 2302 movs r3, #2 8002e0a: e053 b.n 8002eb4 } descnbr += 1U; 8002e0c: 6a7b ldr r3, [r7, #36] ; 0x24 8002e0e: 3301 adds r3, #1 8002e10: 627b str r3, [r7, #36] ; 0x24 /* Get the next Tx buffer in the list */ txbuffer = txbuffer->next; 8002e12: 69fb ldr r3, [r7, #28] 8002e14: 689b ldr r3, [r3, #8] 8002e16: 61fb str r3, [r7, #28] /* Set header or buffer 1 address */ WRITE_REG(dmatxdesc->DESC2, (uint32_t)txbuffer->buffer); 8002e18: 69fb ldr r3, [r7, #28] 8002e1a: 681b ldr r3, [r3, #0] 8002e1c: 461a mov r2, r3 8002e1e: 6a3b ldr r3, [r7, #32] 8002e20: 609a str r2, [r3, #8] /* Set header or buffer 1 Length */ MODIFY_REG(dmatxdesc->DESC1, ETH_DMATXDESC_TBS1, txbuffer->len); 8002e22: 6a3b ldr r3, [r7, #32] 8002e24: 685b ldr r3, [r3, #4] 8002e26: f423 53ff bic.w r3, r3, #8160 ; 0x1fe0 8002e2a: f023 031f bic.w r3, r3, #31 8002e2e: 69fa ldr r2, [r7, #28] 8002e30: 6852 ldr r2, [r2, #4] 8002e32: 431a orrs r2, r3 8002e34: 6a3b ldr r3, [r7, #32] 8002e36: 605a str r2, [r3, #4] bd_count += 1U; 8002e38: 69bb ldr r3, [r7, #24] 8002e3a: 3301 adds r3, #1 8002e3c: 61bb str r3, [r7, #24] __ASM volatile ("dmb 0xF":::"memory"); 8002e3e: f3bf 8f5f dmb sy } 8002e42: bf00 nop /* Ensure rest of descriptor is written to RAM before the OWN bit */ __DMB(); /* Set Own bit */ SET_BIT(dmatxdesc->DESC0, ETH_DMATXDESC_OWN); 8002e44: 6a3b ldr r3, [r7, #32] 8002e46: 681b ldr r3, [r3, #0] 8002e48: f043 4200 orr.w r2, r3, #2147483648 ; 0x80000000 8002e4c: 6a3b ldr r3, [r7, #32] 8002e4e: 601a str r2, [r3, #0] while (txbuffer->next != NULL) 8002e50: 69fb ldr r3, [r7, #28] 8002e52: 689b ldr r3, [r3, #8] 8002e54: 2b00 cmp r3, #0 8002e56: f47f af76 bne.w 8002d46 } if (ItMode != ((uint32_t)RESET)) 8002e5a: 687b ldr r3, [r7, #4] 8002e5c: 2b00 cmp r3, #0 8002e5e: d006 beq.n 8002e6e { /* Set Interrupt on completion bit */ SET_BIT(dmatxdesc->DESC0, ETH_DMATXDESC_IC); 8002e60: 6a3b ldr r3, [r7, #32] 8002e62: 681b ldr r3, [r3, #0] 8002e64: f043 4280 orr.w r2, r3, #1073741824 ; 0x40000000 8002e68: 6a3b ldr r3, [r7, #32] 8002e6a: 601a str r2, [r3, #0] 8002e6c: e005 b.n 8002e7a } else { /* Clear Interrupt on completion bit */ CLEAR_BIT(dmatxdesc->DESC0, ETH_DMATXDESC_IC); 8002e6e: 6a3b ldr r3, [r7, #32] 8002e70: 681b ldr r3, [r3, #0] 8002e72: f023 4280 bic.w r2, r3, #1073741824 ; 0x40000000 8002e76: 6a3b ldr r3, [r7, #32] 8002e78: 601a str r2, [r3, #0] } /* Mark it as LAST descriptor */ SET_BIT(dmatxdesc->DESC0, ETH_DMATXDESC_LS); 8002e7a: 6a3b ldr r3, [r7, #32] 8002e7c: 681b ldr r3, [r3, #0] 8002e7e: f043 5200 orr.w r2, r3, #536870912 ; 0x20000000 8002e82: 6a3b ldr r3, [r7, #32] 8002e84: 601a str r2, [r3, #0] /* Save the current packet address to expose it to the application */ dmatxdesclist->PacketAddress[descidx] = dmatxdesclist->CurrentPacketAddress; 8002e86: 697b ldr r3, [r7, #20] 8002e88: 6a5a ldr r2, [r3, #36] ; 0x24 8002e8a: 6979 ldr r1, [r7, #20] 8002e8c: 6afb ldr r3, [r7, #44] ; 0x2c 8002e8e: 3304 adds r3, #4 8002e90: 009b lsls r3, r3, #2 8002e92: 440b add r3, r1 8002e94: 605a str r2, [r3, #4] dmatxdesclist->CurTxDesc = descidx; 8002e96: 697b ldr r3, [r7, #20] 8002e98: 6afa ldr r2, [r7, #44] ; 0x2c 8002e9a: 611a str r2, [r3, #16] __ASM volatile ("cpsid i" : : : "memory"); 8002e9c: b672 cpsid i } 8002e9e: bf00 nop /* disable the interrupt */ __disable_irq(); dmatxdesclist->BuffersInUse += bd_count + 1U; 8002ea0: 697b ldr r3, [r7, #20] 8002ea2: 6a9a ldr r2, [r3, #40] ; 0x28 8002ea4: 69bb ldr r3, [r7, #24] 8002ea6: 4413 add r3, r2 8002ea8: 1c5a adds r2, r3, #1 8002eaa: 697b ldr r3, [r7, #20] 8002eac: 629a str r2, [r3, #40] ; 0x28 __ASM volatile ("cpsie i" : : : "memory"); 8002eae: b662 cpsie i } 8002eb0: bf00 nop /* Enable interrupts back */ __enable_irq(); /* Return function status */ return HAL_ETH_ERROR_NONE; 8002eb2: 2300 movs r3, #0 } 8002eb4: 4618 mov r0, r3 8002eb6: 3734 adds r7, #52 ; 0x34 8002eb8: 46bd mov sp, r7 8002eba: f85d 7b04 ldr.w r7, [sp], #4 8002ebe: 4770 bx lr 08002ec0 : * @param GPIO_Init pointer to a GPIO_InitTypeDef structure that contains * the configuration information for the specified GPIO peripheral. * @retval None */ void HAL_GPIO_Init(GPIO_TypeDef *GPIOx, GPIO_InitTypeDef *GPIO_Init) { 8002ec0: b480 push {r7} 8002ec2: b089 sub sp, #36 ; 0x24 8002ec4: af00 add r7, sp, #0 8002ec6: 6078 str r0, [r7, #4] 8002ec8: 6039 str r1, [r7, #0] uint32_t position; uint32_t ioposition = 0x00U; 8002eca: 2300 movs r3, #0 8002ecc: 617b str r3, [r7, #20] uint32_t iocurrent = 0x00U; 8002ece: 2300 movs r3, #0 8002ed0: 613b str r3, [r7, #16] uint32_t temp = 0x00U; 8002ed2: 2300 movs r3, #0 8002ed4: 61bb str r3, [r7, #24] assert_param(IS_GPIO_ALL_INSTANCE(GPIOx)); assert_param(IS_GPIO_PIN(GPIO_Init->Pin)); assert_param(IS_GPIO_MODE(GPIO_Init->Mode)); /* Configure the port pins */ for(position = 0U; position < GPIO_NUMBER; position++) 8002ed6: 2300 movs r3, #0 8002ed8: 61fb str r3, [r7, #28] 8002eda: e177 b.n 80031cc { /* Get the IO position */ ioposition = 0x01U << position; 8002edc: 2201 movs r2, #1 8002ede: 69fb ldr r3, [r7, #28] 8002ee0: fa02 f303 lsl.w r3, r2, r3 8002ee4: 617b str r3, [r7, #20] /* Get the current IO position */ iocurrent = (uint32_t)(GPIO_Init->Pin) & ioposition; 8002ee6: 683b ldr r3, [r7, #0] 8002ee8: 681b ldr r3, [r3, #0] 8002eea: 697a ldr r2, [r7, #20] 8002eec: 4013 ands r3, r2 8002eee: 613b str r3, [r7, #16] if(iocurrent == ioposition) 8002ef0: 693a ldr r2, [r7, #16] 8002ef2: 697b ldr r3, [r7, #20] 8002ef4: 429a cmp r2, r3 8002ef6: f040 8166 bne.w 80031c6 { /*--------------------- GPIO Mode Configuration ------------------------*/ /* In case of Output or Alternate function mode selection */ if(((GPIO_Init->Mode & GPIO_MODE) == MODE_OUTPUT) || \ 8002efa: 683b ldr r3, [r7, #0] 8002efc: 685b ldr r3, [r3, #4] 8002efe: f003 0303 and.w r3, r3, #3 8002f02: 2b01 cmp r3, #1 8002f04: d005 beq.n 8002f12 (GPIO_Init->Mode & GPIO_MODE) == MODE_AF) 8002f06: 683b ldr r3, [r7, #0] 8002f08: 685b ldr r3, [r3, #4] 8002f0a: f003 0303 and.w r3, r3, #3 if(((GPIO_Init->Mode & GPIO_MODE) == MODE_OUTPUT) || \ 8002f0e: 2b02 cmp r3, #2 8002f10: d130 bne.n 8002f74 { /* Check the Speed parameter */ assert_param(IS_GPIO_SPEED(GPIO_Init->Speed)); /* Configure the IO Speed */ temp = GPIOx->OSPEEDR; 8002f12: 687b ldr r3, [r7, #4] 8002f14: 689b ldr r3, [r3, #8] 8002f16: 61bb str r3, [r7, #24] temp &= ~(GPIO_OSPEEDER_OSPEEDR0 << (position * 2U)); 8002f18: 69fb ldr r3, [r7, #28] 8002f1a: 005b lsls r3, r3, #1 8002f1c: 2203 movs r2, #3 8002f1e: fa02 f303 lsl.w r3, r2, r3 8002f22: 43db mvns r3, r3 8002f24: 69ba ldr r2, [r7, #24] 8002f26: 4013 ands r3, r2 8002f28: 61bb str r3, [r7, #24] temp |= (GPIO_Init->Speed << (position * 2U)); 8002f2a: 683b ldr r3, [r7, #0] 8002f2c: 68da ldr r2, [r3, #12] 8002f2e: 69fb ldr r3, [r7, #28] 8002f30: 005b lsls r3, r3, #1 8002f32: fa02 f303 lsl.w r3, r2, r3 8002f36: 69ba ldr r2, [r7, #24] 8002f38: 4313 orrs r3, r2 8002f3a: 61bb str r3, [r7, #24] GPIOx->OSPEEDR = temp; 8002f3c: 687b ldr r3, [r7, #4] 8002f3e: 69ba ldr r2, [r7, #24] 8002f40: 609a str r2, [r3, #8] /* Configure the IO Output Type */ temp = GPIOx->OTYPER; 8002f42: 687b ldr r3, [r7, #4] 8002f44: 685b ldr r3, [r3, #4] 8002f46: 61bb str r3, [r7, #24] temp &= ~(GPIO_OTYPER_OT_0 << position) ; 8002f48: 2201 movs r2, #1 8002f4a: 69fb ldr r3, [r7, #28] 8002f4c: fa02 f303 lsl.w r3, r2, r3 8002f50: 43db mvns r3, r3 8002f52: 69ba ldr r2, [r7, #24] 8002f54: 4013 ands r3, r2 8002f56: 61bb str r3, [r7, #24] temp |= (((GPIO_Init->Mode & OUTPUT_TYPE) >> OUTPUT_TYPE_Pos) << position); 8002f58: 683b ldr r3, [r7, #0] 8002f5a: 685b ldr r3, [r3, #4] 8002f5c: 091b lsrs r3, r3, #4 8002f5e: f003 0201 and.w r2, r3, #1 8002f62: 69fb ldr r3, [r7, #28] 8002f64: fa02 f303 lsl.w r3, r2, r3 8002f68: 69ba ldr r2, [r7, #24] 8002f6a: 4313 orrs r3, r2 8002f6c: 61bb str r3, [r7, #24] GPIOx->OTYPER = temp; 8002f6e: 687b ldr r3, [r7, #4] 8002f70: 69ba ldr r2, [r7, #24] 8002f72: 605a str r2, [r3, #4] } if((GPIO_Init->Mode & GPIO_MODE) != MODE_ANALOG) 8002f74: 683b ldr r3, [r7, #0] 8002f76: 685b ldr r3, [r3, #4] 8002f78: f003 0303 and.w r3, r3, #3 8002f7c: 2b03 cmp r3, #3 8002f7e: d017 beq.n 8002fb0 { /* Check the parameters */ assert_param(IS_GPIO_PULL(GPIO_Init->Pull)); /* Activate the Pull-up or Pull down resistor for the current IO */ temp = GPIOx->PUPDR; 8002f80: 687b ldr r3, [r7, #4] 8002f82: 68db ldr r3, [r3, #12] 8002f84: 61bb str r3, [r7, #24] temp &= ~(GPIO_PUPDR_PUPDR0 << (position * 2U)); 8002f86: 69fb ldr r3, [r7, #28] 8002f88: 005b lsls r3, r3, #1 8002f8a: 2203 movs r2, #3 8002f8c: fa02 f303 lsl.w r3, r2, r3 8002f90: 43db mvns r3, r3 8002f92: 69ba ldr r2, [r7, #24] 8002f94: 4013 ands r3, r2 8002f96: 61bb str r3, [r7, #24] temp |= ((GPIO_Init->Pull) << (position * 2U)); 8002f98: 683b ldr r3, [r7, #0] 8002f9a: 689a ldr r2, [r3, #8] 8002f9c: 69fb ldr r3, [r7, #28] 8002f9e: 005b lsls r3, r3, #1 8002fa0: fa02 f303 lsl.w r3, r2, r3 8002fa4: 69ba ldr r2, [r7, #24] 8002fa6: 4313 orrs r3, r2 8002fa8: 61bb str r3, [r7, #24] GPIOx->PUPDR = temp; 8002faa: 687b ldr r3, [r7, #4] 8002fac: 69ba ldr r2, [r7, #24] 8002fae: 60da str r2, [r3, #12] } /* In case of Alternate function mode selection */ if((GPIO_Init->Mode & GPIO_MODE) == MODE_AF) 8002fb0: 683b ldr r3, [r7, #0] 8002fb2: 685b ldr r3, [r3, #4] 8002fb4: f003 0303 and.w r3, r3, #3 8002fb8: 2b02 cmp r3, #2 8002fba: d123 bne.n 8003004 { /* Check the Alternate function parameter */ assert_param(IS_GPIO_AF(GPIO_Init->Alternate)); /* Configure Alternate function mapped with the current IO */ temp = GPIOx->AFR[position >> 3U]; 8002fbc: 69fb ldr r3, [r7, #28] 8002fbe: 08da lsrs r2, r3, #3 8002fc0: 687b ldr r3, [r7, #4] 8002fc2: 3208 adds r2, #8 8002fc4: f853 3022 ldr.w r3, [r3, r2, lsl #2] 8002fc8: 61bb str r3, [r7, #24] temp &= ~(0xFU << ((uint32_t)(position & 0x07U) * 4U)) ; 8002fca: 69fb ldr r3, [r7, #28] 8002fcc: f003 0307 and.w r3, r3, #7 8002fd0: 009b lsls r3, r3, #2 8002fd2: 220f movs r2, #15 8002fd4: fa02 f303 lsl.w r3, r2, r3 8002fd8: 43db mvns r3, r3 8002fda: 69ba ldr r2, [r7, #24] 8002fdc: 4013 ands r3, r2 8002fde: 61bb str r3, [r7, #24] temp |= ((uint32_t)(GPIO_Init->Alternate) << (((uint32_t)position & 0x07U) * 4U)); 8002fe0: 683b ldr r3, [r7, #0] 8002fe2: 691a ldr r2, [r3, #16] 8002fe4: 69fb ldr r3, [r7, #28] 8002fe6: f003 0307 and.w r3, r3, #7 8002fea: 009b lsls r3, r3, #2 8002fec: fa02 f303 lsl.w r3, r2, r3 8002ff0: 69ba ldr r2, [r7, #24] 8002ff2: 4313 orrs r3, r2 8002ff4: 61bb str r3, [r7, #24] GPIOx->AFR[position >> 3U] = temp; 8002ff6: 69fb ldr r3, [r7, #28] 8002ff8: 08da lsrs r2, r3, #3 8002ffa: 687b ldr r3, [r7, #4] 8002ffc: 3208 adds r2, #8 8002ffe: 69b9 ldr r1, [r7, #24] 8003000: f843 1022 str.w r1, [r3, r2, lsl #2] } /* Configure IO Direction mode (Input, Output, Alternate or Analog) */ temp = GPIOx->MODER; 8003004: 687b ldr r3, [r7, #4] 8003006: 681b ldr r3, [r3, #0] 8003008: 61bb str r3, [r7, #24] temp &= ~(GPIO_MODER_MODER0 << (position * 2U)); 800300a: 69fb ldr r3, [r7, #28] 800300c: 005b lsls r3, r3, #1 800300e: 2203 movs r2, #3 8003010: fa02 f303 lsl.w r3, r2, r3 8003014: 43db mvns r3, r3 8003016: 69ba ldr r2, [r7, #24] 8003018: 4013 ands r3, r2 800301a: 61bb str r3, [r7, #24] temp |= ((GPIO_Init->Mode & GPIO_MODE) << (position * 2U)); 800301c: 683b ldr r3, [r7, #0] 800301e: 685b ldr r3, [r3, #4] 8003020: f003 0203 and.w r2, r3, #3 8003024: 69fb ldr r3, [r7, #28] 8003026: 005b lsls r3, r3, #1 8003028: fa02 f303 lsl.w r3, r2, r3 800302c: 69ba ldr r2, [r7, #24] 800302e: 4313 orrs r3, r2 8003030: 61bb str r3, [r7, #24] GPIOx->MODER = temp; 8003032: 687b ldr r3, [r7, #4] 8003034: 69ba ldr r2, [r7, #24] 8003036: 601a str r2, [r3, #0] /*--------------------- EXTI Mode Configuration ------------------------*/ /* Configure the External Interrupt or event for the current IO */ if((GPIO_Init->Mode & EXTI_MODE) != 0x00U) 8003038: 683b ldr r3, [r7, #0] 800303a: 685b ldr r3, [r3, #4] 800303c: f403 3340 and.w r3, r3, #196608 ; 0x30000 8003040: 2b00 cmp r3, #0 8003042: f000 80c0 beq.w 80031c6 { /* Enable SYSCFG Clock */ __HAL_RCC_SYSCFG_CLK_ENABLE(); 8003046: 2300 movs r3, #0 8003048: 60fb str r3, [r7, #12] 800304a: 4b66 ldr r3, [pc, #408] ; (80031e4 ) 800304c: 6c5b ldr r3, [r3, #68] ; 0x44 800304e: 4a65 ldr r2, [pc, #404] ; (80031e4 ) 8003050: f443 4380 orr.w r3, r3, #16384 ; 0x4000 8003054: 6453 str r3, [r2, #68] ; 0x44 8003056: 4b63 ldr r3, [pc, #396] ; (80031e4 ) 8003058: 6c5b ldr r3, [r3, #68] ; 0x44 800305a: f403 4380 and.w r3, r3, #16384 ; 0x4000 800305e: 60fb str r3, [r7, #12] 8003060: 68fb ldr r3, [r7, #12] temp = SYSCFG->EXTICR[position >> 2U]; 8003062: 4a61 ldr r2, [pc, #388] ; (80031e8 ) 8003064: 69fb ldr r3, [r7, #28] 8003066: 089b lsrs r3, r3, #2 8003068: 3302 adds r3, #2 800306a: f852 3023 ldr.w r3, [r2, r3, lsl #2] 800306e: 61bb str r3, [r7, #24] temp &= ~(0x0FU << (4U * (position & 0x03U))); 8003070: 69fb ldr r3, [r7, #28] 8003072: f003 0303 and.w r3, r3, #3 8003076: 009b lsls r3, r3, #2 8003078: 220f movs r2, #15 800307a: fa02 f303 lsl.w r3, r2, r3 800307e: 43db mvns r3, r3 8003080: 69ba ldr r2, [r7, #24] 8003082: 4013 ands r3, r2 8003084: 61bb str r3, [r7, #24] temp |= ((uint32_t)(GPIO_GET_INDEX(GPIOx)) << (4U * (position & 0x03U))); 8003086: 687b ldr r3, [r7, #4] 8003088: 4a58 ldr r2, [pc, #352] ; (80031ec ) 800308a: 4293 cmp r3, r2 800308c: d037 beq.n 80030fe 800308e: 687b ldr r3, [r7, #4] 8003090: 4a57 ldr r2, [pc, #348] ; (80031f0 ) 8003092: 4293 cmp r3, r2 8003094: d031 beq.n 80030fa 8003096: 687b ldr r3, [r7, #4] 8003098: 4a56 ldr r2, [pc, #344] ; (80031f4 ) 800309a: 4293 cmp r3, r2 800309c: d02b beq.n 80030f6 800309e: 687b ldr r3, [r7, #4] 80030a0: 4a55 ldr r2, [pc, #340] ; (80031f8 ) 80030a2: 4293 cmp r3, r2 80030a4: d025 beq.n 80030f2 80030a6: 687b ldr r3, [r7, #4] 80030a8: 4a54 ldr r2, [pc, #336] ; (80031fc ) 80030aa: 4293 cmp r3, r2 80030ac: d01f beq.n 80030ee 80030ae: 687b ldr r3, [r7, #4] 80030b0: 4a53 ldr r2, [pc, #332] ; (8003200 ) 80030b2: 4293 cmp r3, r2 80030b4: d019 beq.n 80030ea 80030b6: 687b ldr r3, [r7, #4] 80030b8: 4a52 ldr r2, [pc, #328] ; (8003204 ) 80030ba: 4293 cmp r3, r2 80030bc: d013 beq.n 80030e6 80030be: 687b ldr r3, [r7, #4] 80030c0: 4a51 ldr r2, [pc, #324] ; (8003208 ) 80030c2: 4293 cmp r3, r2 80030c4: d00d beq.n 80030e2 80030c6: 687b ldr r3, [r7, #4] 80030c8: 4a50 ldr r2, [pc, #320] ; (800320c ) 80030ca: 4293 cmp r3, r2 80030cc: d007 beq.n 80030de 80030ce: 687b ldr r3, [r7, #4] 80030d0: 4a4f ldr r2, [pc, #316] ; (8003210 ) 80030d2: 4293 cmp r3, r2 80030d4: d101 bne.n 80030da 80030d6: 2309 movs r3, #9 80030d8: e012 b.n 8003100 80030da: 230a movs r3, #10 80030dc: e010 b.n 8003100 80030de: 2308 movs r3, #8 80030e0: e00e b.n 8003100 80030e2: 2307 movs r3, #7 80030e4: e00c b.n 8003100 80030e6: 2306 movs r3, #6 80030e8: e00a b.n 8003100 80030ea: 2305 movs r3, #5 80030ec: e008 b.n 8003100 80030ee: 2304 movs r3, #4 80030f0: e006 b.n 8003100 80030f2: 2303 movs r3, #3 80030f4: e004 b.n 8003100 80030f6: 2302 movs r3, #2 80030f8: e002 b.n 8003100 80030fa: 2301 movs r3, #1 80030fc: e000 b.n 8003100 80030fe: 2300 movs r3, #0 8003100: 69fa ldr r2, [r7, #28] 8003102: f002 0203 and.w r2, r2, #3 8003106: 0092 lsls r2, r2, #2 8003108: 4093 lsls r3, r2 800310a: 69ba ldr r2, [r7, #24] 800310c: 4313 orrs r3, r2 800310e: 61bb str r3, [r7, #24] SYSCFG->EXTICR[position >> 2U] = temp; 8003110: 4935 ldr r1, [pc, #212] ; (80031e8 ) 8003112: 69fb ldr r3, [r7, #28] 8003114: 089b lsrs r3, r3, #2 8003116: 3302 adds r3, #2 8003118: 69ba ldr r2, [r7, #24] 800311a: f841 2023 str.w r2, [r1, r3, lsl #2] /* Clear Rising Falling edge configuration */ temp = EXTI->RTSR; 800311e: 4b3d ldr r3, [pc, #244] ; (8003214 ) 8003120: 689b ldr r3, [r3, #8] 8003122: 61bb str r3, [r7, #24] temp &= ~((uint32_t)iocurrent); 8003124: 693b ldr r3, [r7, #16] 8003126: 43db mvns r3, r3 8003128: 69ba ldr r2, [r7, #24] 800312a: 4013 ands r3, r2 800312c: 61bb str r3, [r7, #24] if((GPIO_Init->Mode & TRIGGER_RISING) != 0x00U) 800312e: 683b ldr r3, [r7, #0] 8003130: 685b ldr r3, [r3, #4] 8003132: f403 1380 and.w r3, r3, #1048576 ; 0x100000 8003136: 2b00 cmp r3, #0 8003138: d003 beq.n 8003142 { temp |= iocurrent; 800313a: 69ba ldr r2, [r7, #24] 800313c: 693b ldr r3, [r7, #16] 800313e: 4313 orrs r3, r2 8003140: 61bb str r3, [r7, #24] } EXTI->RTSR = temp; 8003142: 4a34 ldr r2, [pc, #208] ; (8003214 ) 8003144: 69bb ldr r3, [r7, #24] 8003146: 6093 str r3, [r2, #8] temp = EXTI->FTSR; 8003148: 4b32 ldr r3, [pc, #200] ; (8003214 ) 800314a: 68db ldr r3, [r3, #12] 800314c: 61bb str r3, [r7, #24] temp &= ~((uint32_t)iocurrent); 800314e: 693b ldr r3, [r7, #16] 8003150: 43db mvns r3, r3 8003152: 69ba ldr r2, [r7, #24] 8003154: 4013 ands r3, r2 8003156: 61bb str r3, [r7, #24] if((GPIO_Init->Mode & TRIGGER_FALLING) != 0x00U) 8003158: 683b ldr r3, [r7, #0] 800315a: 685b ldr r3, [r3, #4] 800315c: f403 1300 and.w r3, r3, #2097152 ; 0x200000 8003160: 2b00 cmp r3, #0 8003162: d003 beq.n 800316c { temp |= iocurrent; 8003164: 69ba ldr r2, [r7, #24] 8003166: 693b ldr r3, [r7, #16] 8003168: 4313 orrs r3, r2 800316a: 61bb str r3, [r7, #24] } EXTI->FTSR = temp; 800316c: 4a29 ldr r2, [pc, #164] ; (8003214 ) 800316e: 69bb ldr r3, [r7, #24] 8003170: 60d3 str r3, [r2, #12] temp = EXTI->EMR; 8003172: 4b28 ldr r3, [pc, #160] ; (8003214 ) 8003174: 685b ldr r3, [r3, #4] 8003176: 61bb str r3, [r7, #24] temp &= ~((uint32_t)iocurrent); 8003178: 693b ldr r3, [r7, #16] 800317a: 43db mvns r3, r3 800317c: 69ba ldr r2, [r7, #24] 800317e: 4013 ands r3, r2 8003180: 61bb str r3, [r7, #24] if((GPIO_Init->Mode & EXTI_EVT) != 0x00U) 8003182: 683b ldr r3, [r7, #0] 8003184: 685b ldr r3, [r3, #4] 8003186: f403 3300 and.w r3, r3, #131072 ; 0x20000 800318a: 2b00 cmp r3, #0 800318c: d003 beq.n 8003196 { temp |= iocurrent; 800318e: 69ba ldr r2, [r7, #24] 8003190: 693b ldr r3, [r7, #16] 8003192: 4313 orrs r3, r2 8003194: 61bb str r3, [r7, #24] } EXTI->EMR = temp; 8003196: 4a1f ldr r2, [pc, #124] ; (8003214 ) 8003198: 69bb ldr r3, [r7, #24] 800319a: 6053 str r3, [r2, #4] /* Clear EXTI line configuration */ temp = EXTI->IMR; 800319c: 4b1d ldr r3, [pc, #116] ; (8003214 ) 800319e: 681b ldr r3, [r3, #0] 80031a0: 61bb str r3, [r7, #24] temp &= ~((uint32_t)iocurrent); 80031a2: 693b ldr r3, [r7, #16] 80031a4: 43db mvns r3, r3 80031a6: 69ba ldr r2, [r7, #24] 80031a8: 4013 ands r3, r2 80031aa: 61bb str r3, [r7, #24] if((GPIO_Init->Mode & EXTI_IT) != 0x00U) 80031ac: 683b ldr r3, [r7, #0] 80031ae: 685b ldr r3, [r3, #4] 80031b0: f403 3380 and.w r3, r3, #65536 ; 0x10000 80031b4: 2b00 cmp r3, #0 80031b6: d003 beq.n 80031c0 { temp |= iocurrent; 80031b8: 69ba ldr r2, [r7, #24] 80031ba: 693b ldr r3, [r7, #16] 80031bc: 4313 orrs r3, r2 80031be: 61bb str r3, [r7, #24] } EXTI->IMR = temp; 80031c0: 4a14 ldr r2, [pc, #80] ; (8003214 ) 80031c2: 69bb ldr r3, [r7, #24] 80031c4: 6013 str r3, [r2, #0] for(position = 0U; position < GPIO_NUMBER; position++) 80031c6: 69fb ldr r3, [r7, #28] 80031c8: 3301 adds r3, #1 80031ca: 61fb str r3, [r7, #28] 80031cc: 69fb ldr r3, [r7, #28] 80031ce: 2b0f cmp r3, #15 80031d0: f67f ae84 bls.w 8002edc } } } } 80031d4: bf00 nop 80031d6: bf00 nop 80031d8: 3724 adds r7, #36 ; 0x24 80031da: 46bd mov sp, r7 80031dc: f85d 7b04 ldr.w r7, [sp], #4 80031e0: 4770 bx lr 80031e2: bf00 nop 80031e4: 40023800 .word 0x40023800 80031e8: 40013800 .word 0x40013800 80031ec: 40020000 .word 0x40020000 80031f0: 40020400 .word 0x40020400 80031f4: 40020800 .word 0x40020800 80031f8: 40020c00 .word 0x40020c00 80031fc: 40021000 .word 0x40021000 8003200: 40021400 .word 0x40021400 8003204: 40021800 .word 0x40021800 8003208: 40021c00 .word 0x40021c00 800320c: 40022000 .word 0x40022000 8003210: 40022400 .word 0x40022400 8003214: 40013c00 .word 0x40013c00 08003218 : * @arg GPIO_PIN_RESET: to clear the port pin * @arg GPIO_PIN_SET: to set the port pin * @retval None */ void HAL_GPIO_WritePin(GPIO_TypeDef* GPIOx, uint16_t GPIO_Pin, GPIO_PinState PinState) { 8003218: b480 push {r7} 800321a: b083 sub sp, #12 800321c: af00 add r7, sp, #0 800321e: 6078 str r0, [r7, #4] 8003220: 460b mov r3, r1 8003222: 807b strh r3, [r7, #2] 8003224: 4613 mov r3, r2 8003226: 707b strb r3, [r7, #1] /* Check the parameters */ assert_param(IS_GPIO_PIN(GPIO_Pin)); assert_param(IS_GPIO_PIN_ACTION(PinState)); if(PinState != GPIO_PIN_RESET) 8003228: 787b ldrb r3, [r7, #1] 800322a: 2b00 cmp r3, #0 800322c: d003 beq.n 8003236 { GPIOx->BSRR = GPIO_Pin; 800322e: 887a ldrh r2, [r7, #2] 8003230: 687b ldr r3, [r7, #4] 8003232: 619a str r2, [r3, #24] } else { GPIOx->BSRR = (uint32_t)GPIO_Pin << 16U; } } 8003234: e003 b.n 800323e GPIOx->BSRR = (uint32_t)GPIO_Pin << 16U; 8003236: 887b ldrh r3, [r7, #2] 8003238: 041a lsls r2, r3, #16 800323a: 687b ldr r3, [r7, #4] 800323c: 619a str r2, [r3, #24] } 800323e: bf00 nop 8003240: 370c adds r7, #12 8003242: 46bd mov sp, r7 8003244: f85d 7b04 ldr.w r7, [sp], #4 8003248: 4770 bx lr ... 0800324c : * supported by this API. User should request a transition to HSE Off * first and then HSE On or HSE Bypass. * @retval HAL status */ __weak HAL_StatusTypeDef HAL_RCC_OscConfig(RCC_OscInitTypeDef *RCC_OscInitStruct) { 800324c: b580 push {r7, lr} 800324e: b086 sub sp, #24 8003250: af00 add r7, sp, #0 8003252: 6078 str r0, [r7, #4] uint32_t tickstart, pll_config; /* Check Null pointer */ if(RCC_OscInitStruct == NULL) 8003254: 687b ldr r3, [r7, #4] 8003256: 2b00 cmp r3, #0 8003258: d101 bne.n 800325e { return HAL_ERROR; 800325a: 2301 movs r3, #1 800325c: e267 b.n 800372e } /* Check the parameters */ assert_param(IS_RCC_OSCILLATORTYPE(RCC_OscInitStruct->OscillatorType)); /*------------------------------- HSE Configuration ------------------------*/ if(((RCC_OscInitStruct->OscillatorType) & RCC_OSCILLATORTYPE_HSE) == RCC_OSCILLATORTYPE_HSE) 800325e: 687b ldr r3, [r7, #4] 8003260: 681b ldr r3, [r3, #0] 8003262: f003 0301 and.w r3, r3, #1 8003266: 2b00 cmp r3, #0 8003268: d075 beq.n 8003356 { /* Check the parameters */ assert_param(IS_RCC_HSE(RCC_OscInitStruct->HSEState)); /* When the HSE is used as system clock or clock source for PLL in these cases HSE will not disabled */ if((__HAL_RCC_GET_SYSCLK_SOURCE() == RCC_CFGR_SWS_HSE) ||\ 800326a: 4b88 ldr r3, [pc, #544] ; (800348c ) 800326c: 689b ldr r3, [r3, #8] 800326e: f003 030c and.w r3, r3, #12 8003272: 2b04 cmp r3, #4 8003274: d00c beq.n 8003290 ((__HAL_RCC_GET_SYSCLK_SOURCE() == RCC_CFGR_SWS_PLL) && ((RCC->PLLCFGR & RCC_PLLCFGR_PLLSRC) == RCC_PLLCFGR_PLLSRC_HSE))) 8003276: 4b85 ldr r3, [pc, #532] ; (800348c ) 8003278: 689b ldr r3, [r3, #8] 800327a: f003 030c and.w r3, r3, #12 if((__HAL_RCC_GET_SYSCLK_SOURCE() == RCC_CFGR_SWS_HSE) ||\ 800327e: 2b08 cmp r3, #8 8003280: d112 bne.n 80032a8 ((__HAL_RCC_GET_SYSCLK_SOURCE() == RCC_CFGR_SWS_PLL) && ((RCC->PLLCFGR & RCC_PLLCFGR_PLLSRC) == RCC_PLLCFGR_PLLSRC_HSE))) 8003282: 4b82 ldr r3, [pc, #520] ; (800348c ) 8003284: 685b ldr r3, [r3, #4] 8003286: f403 0380 and.w r3, r3, #4194304 ; 0x400000 800328a: f5b3 0f80 cmp.w r3, #4194304 ; 0x400000 800328e: d10b bne.n 80032a8 { if((__HAL_RCC_GET_FLAG(RCC_FLAG_HSERDY) != RESET) && (RCC_OscInitStruct->HSEState == RCC_HSE_OFF)) 8003290: 4b7e ldr r3, [pc, #504] ; (800348c ) 8003292: 681b ldr r3, [r3, #0] 8003294: f403 3300 and.w r3, r3, #131072 ; 0x20000 8003298: 2b00 cmp r3, #0 800329a: d05b beq.n 8003354 800329c: 687b ldr r3, [r7, #4] 800329e: 685b ldr r3, [r3, #4] 80032a0: 2b00 cmp r3, #0 80032a2: d157 bne.n 8003354 { return HAL_ERROR; 80032a4: 2301 movs r3, #1 80032a6: e242 b.n 800372e } } else { /* Set the new HSE configuration ---------------------------------------*/ __HAL_RCC_HSE_CONFIG(RCC_OscInitStruct->HSEState); 80032a8: 687b ldr r3, [r7, #4] 80032aa: 685b ldr r3, [r3, #4] 80032ac: f5b3 3f80 cmp.w r3, #65536 ; 0x10000 80032b0: d106 bne.n 80032c0 80032b2: 4b76 ldr r3, [pc, #472] ; (800348c ) 80032b4: 681b ldr r3, [r3, #0] 80032b6: 4a75 ldr r2, [pc, #468] ; (800348c ) 80032b8: f443 3380 orr.w r3, r3, #65536 ; 0x10000 80032bc: 6013 str r3, [r2, #0] 80032be: e01d b.n 80032fc 80032c0: 687b ldr r3, [r7, #4] 80032c2: 685b ldr r3, [r3, #4] 80032c4: f5b3 2fa0 cmp.w r3, #327680 ; 0x50000 80032c8: d10c bne.n 80032e4 80032ca: 4b70 ldr r3, [pc, #448] ; (800348c ) 80032cc: 681b ldr r3, [r3, #0] 80032ce: 4a6f ldr r2, [pc, #444] ; (800348c ) 80032d0: f443 2380 orr.w r3, r3, #262144 ; 0x40000 80032d4: 6013 str r3, [r2, #0] 80032d6: 4b6d ldr r3, [pc, #436] ; (800348c ) 80032d8: 681b ldr r3, [r3, #0] 80032da: 4a6c ldr r2, [pc, #432] ; (800348c ) 80032dc: f443 3380 orr.w r3, r3, #65536 ; 0x10000 80032e0: 6013 str r3, [r2, #0] 80032e2: e00b b.n 80032fc 80032e4: 4b69 ldr r3, [pc, #420] ; (800348c ) 80032e6: 681b ldr r3, [r3, #0] 80032e8: 4a68 ldr r2, [pc, #416] ; (800348c ) 80032ea: f423 3380 bic.w r3, r3, #65536 ; 0x10000 80032ee: 6013 str r3, [r2, #0] 80032f0: 4b66 ldr r3, [pc, #408] ; (800348c ) 80032f2: 681b ldr r3, [r3, #0] 80032f4: 4a65 ldr r2, [pc, #404] ; (800348c ) 80032f6: f423 2380 bic.w r3, r3, #262144 ; 0x40000 80032fa: 6013 str r3, [r2, #0] /* Check the HSE State */ if((RCC_OscInitStruct->HSEState) != RCC_HSE_OFF) 80032fc: 687b ldr r3, [r7, #4] 80032fe: 685b ldr r3, [r3, #4] 8003300: 2b00 cmp r3, #0 8003302: d013 beq.n 800332c { /* Get Start Tick */ tickstart = HAL_GetTick(); 8003304: f7fe fba4 bl 8001a50 8003308: 6138 str r0, [r7, #16] /* Wait till HSE is ready */ while(__HAL_RCC_GET_FLAG(RCC_FLAG_HSERDY) == RESET) 800330a: e008 b.n 800331e { if((HAL_GetTick() - tickstart ) > HSE_TIMEOUT_VALUE) 800330c: f7fe fba0 bl 8001a50 8003310: 4602 mov r2, r0 8003312: 693b ldr r3, [r7, #16] 8003314: 1ad3 subs r3, r2, r3 8003316: 2b64 cmp r3, #100 ; 0x64 8003318: d901 bls.n 800331e { return HAL_TIMEOUT; 800331a: 2303 movs r3, #3 800331c: e207 b.n 800372e while(__HAL_RCC_GET_FLAG(RCC_FLAG_HSERDY) == RESET) 800331e: 4b5b ldr r3, [pc, #364] ; (800348c ) 8003320: 681b ldr r3, [r3, #0] 8003322: f403 3300 and.w r3, r3, #131072 ; 0x20000 8003326: 2b00 cmp r3, #0 8003328: d0f0 beq.n 800330c 800332a: e014 b.n 8003356 } } else { /* Get Start Tick */ tickstart = HAL_GetTick(); 800332c: f7fe fb90 bl 8001a50 8003330: 6138 str r0, [r7, #16] /* Wait till HSE is bypassed or disabled */ while(__HAL_RCC_GET_FLAG(RCC_FLAG_HSERDY) != RESET) 8003332: e008 b.n 8003346 { if((HAL_GetTick() - tickstart ) > HSE_TIMEOUT_VALUE) 8003334: f7fe fb8c bl 8001a50 8003338: 4602 mov r2, r0 800333a: 693b ldr r3, [r7, #16] 800333c: 1ad3 subs r3, r2, r3 800333e: 2b64 cmp r3, #100 ; 0x64 8003340: d901 bls.n 8003346 { return HAL_TIMEOUT; 8003342: 2303 movs r3, #3 8003344: e1f3 b.n 800372e while(__HAL_RCC_GET_FLAG(RCC_FLAG_HSERDY) != RESET) 8003346: 4b51 ldr r3, [pc, #324] ; (800348c ) 8003348: 681b ldr r3, [r3, #0] 800334a: f403 3300 and.w r3, r3, #131072 ; 0x20000 800334e: 2b00 cmp r3, #0 8003350: d1f0 bne.n 8003334 8003352: e000 b.n 8003356 if((__HAL_RCC_GET_FLAG(RCC_FLAG_HSERDY) != RESET) && (RCC_OscInitStruct->HSEState == RCC_HSE_OFF)) 8003354: bf00 nop } } } } /*----------------------------- HSI Configuration --------------------------*/ if(((RCC_OscInitStruct->OscillatorType) & RCC_OSCILLATORTYPE_HSI) == RCC_OSCILLATORTYPE_HSI) 8003356: 687b ldr r3, [r7, #4] 8003358: 681b ldr r3, [r3, #0] 800335a: f003 0302 and.w r3, r3, #2 800335e: 2b00 cmp r3, #0 8003360: d063 beq.n 800342a /* Check the parameters */ assert_param(IS_RCC_HSI(RCC_OscInitStruct->HSIState)); assert_param(IS_RCC_CALIBRATION_VALUE(RCC_OscInitStruct->HSICalibrationValue)); /* Check if HSI is used as system clock or as PLL source when PLL is selected as system clock */ if((__HAL_RCC_GET_SYSCLK_SOURCE() == RCC_CFGR_SWS_HSI) ||\ 8003362: 4b4a ldr r3, [pc, #296] ; (800348c ) 8003364: 689b ldr r3, [r3, #8] 8003366: f003 030c and.w r3, r3, #12 800336a: 2b00 cmp r3, #0 800336c: d00b beq.n 8003386 ((__HAL_RCC_GET_SYSCLK_SOURCE() == RCC_CFGR_SWS_PLL) && ((RCC->PLLCFGR & RCC_PLLCFGR_PLLSRC) == RCC_PLLCFGR_PLLSRC_HSI))) 800336e: 4b47 ldr r3, [pc, #284] ; (800348c ) 8003370: 689b ldr r3, [r3, #8] 8003372: f003 030c and.w r3, r3, #12 if((__HAL_RCC_GET_SYSCLK_SOURCE() == RCC_CFGR_SWS_HSI) ||\ 8003376: 2b08 cmp r3, #8 8003378: d11c bne.n 80033b4 ((__HAL_RCC_GET_SYSCLK_SOURCE() == RCC_CFGR_SWS_PLL) && ((RCC->PLLCFGR & RCC_PLLCFGR_PLLSRC) == RCC_PLLCFGR_PLLSRC_HSI))) 800337a: 4b44 ldr r3, [pc, #272] ; (800348c ) 800337c: 685b ldr r3, [r3, #4] 800337e: f403 0380 and.w r3, r3, #4194304 ; 0x400000 8003382: 2b00 cmp r3, #0 8003384: d116 bne.n 80033b4 { /* When HSI is used as system clock it will not disabled */ if((__HAL_RCC_GET_FLAG(RCC_FLAG_HSIRDY) != RESET) && (RCC_OscInitStruct->HSIState != RCC_HSI_ON)) 8003386: 4b41 ldr r3, [pc, #260] ; (800348c ) 8003388: 681b ldr r3, [r3, #0] 800338a: f003 0302 and.w r3, r3, #2 800338e: 2b00 cmp r3, #0 8003390: d005 beq.n 800339e 8003392: 687b ldr r3, [r7, #4] 8003394: 68db ldr r3, [r3, #12] 8003396: 2b01 cmp r3, #1 8003398: d001 beq.n 800339e { return HAL_ERROR; 800339a: 2301 movs r3, #1 800339c: e1c7 b.n 800372e } /* Otherwise, just the calibration is allowed */ else { /* Adjusts the Internal High Speed oscillator (HSI) calibration value.*/ __HAL_RCC_HSI_CALIBRATIONVALUE_ADJUST(RCC_OscInitStruct->HSICalibrationValue); 800339e: 4b3b ldr r3, [pc, #236] ; (800348c ) 80033a0: 681b ldr r3, [r3, #0] 80033a2: f023 02f8 bic.w r2, r3, #248 ; 0xf8 80033a6: 687b ldr r3, [r7, #4] 80033a8: 691b ldr r3, [r3, #16] 80033aa: 00db lsls r3, r3, #3 80033ac: 4937 ldr r1, [pc, #220] ; (800348c ) 80033ae: 4313 orrs r3, r2 80033b0: 600b str r3, [r1, #0] if((__HAL_RCC_GET_FLAG(RCC_FLAG_HSIRDY) != RESET) && (RCC_OscInitStruct->HSIState != RCC_HSI_ON)) 80033b2: e03a b.n 800342a } } else { /* Check the HSI State */ if((RCC_OscInitStruct->HSIState)!= RCC_HSI_OFF) 80033b4: 687b ldr r3, [r7, #4] 80033b6: 68db ldr r3, [r3, #12] 80033b8: 2b00 cmp r3, #0 80033ba: d020 beq.n 80033fe { /* Enable the Internal High Speed oscillator (HSI). */ __HAL_RCC_HSI_ENABLE(); 80033bc: 4b34 ldr r3, [pc, #208] ; (8003490 ) 80033be: 2201 movs r2, #1 80033c0: 601a str r2, [r3, #0] /* Get Start Tick*/ tickstart = HAL_GetTick(); 80033c2: f7fe fb45 bl 8001a50 80033c6: 6138 str r0, [r7, #16] /* Wait till HSI is ready */ while(__HAL_RCC_GET_FLAG(RCC_FLAG_HSIRDY) == RESET) 80033c8: e008 b.n 80033dc { if((HAL_GetTick() - tickstart ) > HSI_TIMEOUT_VALUE) 80033ca: f7fe fb41 bl 8001a50 80033ce: 4602 mov r2, r0 80033d0: 693b ldr r3, [r7, #16] 80033d2: 1ad3 subs r3, r2, r3 80033d4: 2b02 cmp r3, #2 80033d6: d901 bls.n 80033dc { return HAL_TIMEOUT; 80033d8: 2303 movs r3, #3 80033da: e1a8 b.n 800372e while(__HAL_RCC_GET_FLAG(RCC_FLAG_HSIRDY) == RESET) 80033dc: 4b2b ldr r3, [pc, #172] ; (800348c ) 80033de: 681b ldr r3, [r3, #0] 80033e0: f003 0302 and.w r3, r3, #2 80033e4: 2b00 cmp r3, #0 80033e6: d0f0 beq.n 80033ca } } /* Adjusts the Internal High Speed oscillator (HSI) calibration value. */ __HAL_RCC_HSI_CALIBRATIONVALUE_ADJUST(RCC_OscInitStruct->HSICalibrationValue); 80033e8: 4b28 ldr r3, [pc, #160] ; (800348c ) 80033ea: 681b ldr r3, [r3, #0] 80033ec: f023 02f8 bic.w r2, r3, #248 ; 0xf8 80033f0: 687b ldr r3, [r7, #4] 80033f2: 691b ldr r3, [r3, #16] 80033f4: 00db lsls r3, r3, #3 80033f6: 4925 ldr r1, [pc, #148] ; (800348c ) 80033f8: 4313 orrs r3, r2 80033fa: 600b str r3, [r1, #0] 80033fc: e015 b.n 800342a } else { /* Disable the Internal High Speed oscillator (HSI). */ __HAL_RCC_HSI_DISABLE(); 80033fe: 4b24 ldr r3, [pc, #144] ; (8003490 ) 8003400: 2200 movs r2, #0 8003402: 601a str r2, [r3, #0] /* Get Start Tick*/ tickstart = HAL_GetTick(); 8003404: f7fe fb24 bl 8001a50 8003408: 6138 str r0, [r7, #16] /* Wait till HSI is ready */ while(__HAL_RCC_GET_FLAG(RCC_FLAG_HSIRDY) != RESET) 800340a: e008 b.n 800341e { if((HAL_GetTick() - tickstart ) > HSI_TIMEOUT_VALUE) 800340c: f7fe fb20 bl 8001a50 8003410: 4602 mov r2, r0 8003412: 693b ldr r3, [r7, #16] 8003414: 1ad3 subs r3, r2, r3 8003416: 2b02 cmp r3, #2 8003418: d901 bls.n 800341e { return HAL_TIMEOUT; 800341a: 2303 movs r3, #3 800341c: e187 b.n 800372e while(__HAL_RCC_GET_FLAG(RCC_FLAG_HSIRDY) != RESET) 800341e: 4b1b ldr r3, [pc, #108] ; (800348c ) 8003420: 681b ldr r3, [r3, #0] 8003422: f003 0302 and.w r3, r3, #2 8003426: 2b00 cmp r3, #0 8003428: d1f0 bne.n 800340c } } } } /*------------------------------ LSI Configuration -------------------------*/ if(((RCC_OscInitStruct->OscillatorType) & RCC_OSCILLATORTYPE_LSI) == RCC_OSCILLATORTYPE_LSI) 800342a: 687b ldr r3, [r7, #4] 800342c: 681b ldr r3, [r3, #0] 800342e: f003 0308 and.w r3, r3, #8 8003432: 2b00 cmp r3, #0 8003434: d036 beq.n 80034a4 { /* Check the parameters */ assert_param(IS_RCC_LSI(RCC_OscInitStruct->LSIState)); /* Check the LSI State */ if((RCC_OscInitStruct->LSIState)!= RCC_LSI_OFF) 8003436: 687b ldr r3, [r7, #4] 8003438: 695b ldr r3, [r3, #20] 800343a: 2b00 cmp r3, #0 800343c: d016 beq.n 800346c { /* Enable the Internal Low Speed oscillator (LSI). */ __HAL_RCC_LSI_ENABLE(); 800343e: 4b15 ldr r3, [pc, #84] ; (8003494 ) 8003440: 2201 movs r2, #1 8003442: 601a str r2, [r3, #0] /* Get Start Tick*/ tickstart = HAL_GetTick(); 8003444: f7fe fb04 bl 8001a50 8003448: 6138 str r0, [r7, #16] /* Wait till LSI is ready */ while(__HAL_RCC_GET_FLAG(RCC_FLAG_LSIRDY) == RESET) 800344a: e008 b.n 800345e { if((HAL_GetTick() - tickstart ) > LSI_TIMEOUT_VALUE) 800344c: f7fe fb00 bl 8001a50 8003450: 4602 mov r2, r0 8003452: 693b ldr r3, [r7, #16] 8003454: 1ad3 subs r3, r2, r3 8003456: 2b02 cmp r3, #2 8003458: d901 bls.n 800345e { return HAL_TIMEOUT; 800345a: 2303 movs r3, #3 800345c: e167 b.n 800372e while(__HAL_RCC_GET_FLAG(RCC_FLAG_LSIRDY) == RESET) 800345e: 4b0b ldr r3, [pc, #44] ; (800348c ) 8003460: 6f5b ldr r3, [r3, #116] ; 0x74 8003462: f003 0302 and.w r3, r3, #2 8003466: 2b00 cmp r3, #0 8003468: d0f0 beq.n 800344c 800346a: e01b b.n 80034a4 } } else { /* Disable the Internal Low Speed oscillator (LSI). */ __HAL_RCC_LSI_DISABLE(); 800346c: 4b09 ldr r3, [pc, #36] ; (8003494 ) 800346e: 2200 movs r2, #0 8003470: 601a str r2, [r3, #0] /* Get Start Tick */ tickstart = HAL_GetTick(); 8003472: f7fe faed bl 8001a50 8003476: 6138 str r0, [r7, #16] /* Wait till LSI is ready */ while(__HAL_RCC_GET_FLAG(RCC_FLAG_LSIRDY) != RESET) 8003478: e00e b.n 8003498 { if((HAL_GetTick() - tickstart ) > LSI_TIMEOUT_VALUE) 800347a: f7fe fae9 bl 8001a50 800347e: 4602 mov r2, r0 8003480: 693b ldr r3, [r7, #16] 8003482: 1ad3 subs r3, r2, r3 8003484: 2b02 cmp r3, #2 8003486: d907 bls.n 8003498 { return HAL_TIMEOUT; 8003488: 2303 movs r3, #3 800348a: e150 b.n 800372e 800348c: 40023800 .word 0x40023800 8003490: 42470000 .word 0x42470000 8003494: 42470e80 .word 0x42470e80 while(__HAL_RCC_GET_FLAG(RCC_FLAG_LSIRDY) != RESET) 8003498: 4b88 ldr r3, [pc, #544] ; (80036bc ) 800349a: 6f5b ldr r3, [r3, #116] ; 0x74 800349c: f003 0302 and.w r3, r3, #2 80034a0: 2b00 cmp r3, #0 80034a2: d1ea bne.n 800347a } } } } /*------------------------------ LSE Configuration -------------------------*/ if(((RCC_OscInitStruct->OscillatorType) & RCC_OSCILLATORTYPE_LSE) == RCC_OSCILLATORTYPE_LSE) 80034a4: 687b ldr r3, [r7, #4] 80034a6: 681b ldr r3, [r3, #0] 80034a8: f003 0304 and.w r3, r3, #4 80034ac: 2b00 cmp r3, #0 80034ae: f000 8097 beq.w 80035e0 { FlagStatus pwrclkchanged = RESET; 80034b2: 2300 movs r3, #0 80034b4: 75fb strb r3, [r7, #23] /* Check the parameters */ assert_param(IS_RCC_LSE(RCC_OscInitStruct->LSEState)); /* Update LSE configuration in Backup Domain control register */ /* Requires to enable write access to Backup Domain of necessary */ if(__HAL_RCC_PWR_IS_CLK_DISABLED()) 80034b6: 4b81 ldr r3, [pc, #516] ; (80036bc ) 80034b8: 6c1b ldr r3, [r3, #64] ; 0x40 80034ba: f003 5380 and.w r3, r3, #268435456 ; 0x10000000 80034be: 2b00 cmp r3, #0 80034c0: d10f bne.n 80034e2 { __HAL_RCC_PWR_CLK_ENABLE(); 80034c2: 2300 movs r3, #0 80034c4: 60bb str r3, [r7, #8] 80034c6: 4b7d ldr r3, [pc, #500] ; (80036bc ) 80034c8: 6c1b ldr r3, [r3, #64] ; 0x40 80034ca: 4a7c ldr r2, [pc, #496] ; (80036bc ) 80034cc: f043 5380 orr.w r3, r3, #268435456 ; 0x10000000 80034d0: 6413 str r3, [r2, #64] ; 0x40 80034d2: 4b7a ldr r3, [pc, #488] ; (80036bc ) 80034d4: 6c1b ldr r3, [r3, #64] ; 0x40 80034d6: f003 5380 and.w r3, r3, #268435456 ; 0x10000000 80034da: 60bb str r3, [r7, #8] 80034dc: 68bb ldr r3, [r7, #8] pwrclkchanged = SET; 80034de: 2301 movs r3, #1 80034e0: 75fb strb r3, [r7, #23] } if(HAL_IS_BIT_CLR(PWR->CR, PWR_CR_DBP)) 80034e2: 4b77 ldr r3, [pc, #476] ; (80036c0 ) 80034e4: 681b ldr r3, [r3, #0] 80034e6: f403 7380 and.w r3, r3, #256 ; 0x100 80034ea: 2b00 cmp r3, #0 80034ec: d118 bne.n 8003520 { /* Enable write access to Backup domain */ SET_BIT(PWR->CR, PWR_CR_DBP); 80034ee: 4b74 ldr r3, [pc, #464] ; (80036c0 ) 80034f0: 681b ldr r3, [r3, #0] 80034f2: 4a73 ldr r2, [pc, #460] ; (80036c0 ) 80034f4: f443 7380 orr.w r3, r3, #256 ; 0x100 80034f8: 6013 str r3, [r2, #0] /* Wait for Backup domain Write protection disable */ tickstart = HAL_GetTick(); 80034fa: f7fe faa9 bl 8001a50 80034fe: 6138 str r0, [r7, #16] while(HAL_IS_BIT_CLR(PWR->CR, PWR_CR_DBP)) 8003500: e008 b.n 8003514 { if((HAL_GetTick() - tickstart) > RCC_DBP_TIMEOUT_VALUE) 8003502: f7fe faa5 bl 8001a50 8003506: 4602 mov r2, r0 8003508: 693b ldr r3, [r7, #16] 800350a: 1ad3 subs r3, r2, r3 800350c: 2b02 cmp r3, #2 800350e: d901 bls.n 8003514 { return HAL_TIMEOUT; 8003510: 2303 movs r3, #3 8003512: e10c b.n 800372e while(HAL_IS_BIT_CLR(PWR->CR, PWR_CR_DBP)) 8003514: 4b6a ldr r3, [pc, #424] ; (80036c0 ) 8003516: 681b ldr r3, [r3, #0] 8003518: f403 7380 and.w r3, r3, #256 ; 0x100 800351c: 2b00 cmp r3, #0 800351e: d0f0 beq.n 8003502 } } } /* Set the new LSE configuration -----------------------------------------*/ __HAL_RCC_LSE_CONFIG(RCC_OscInitStruct->LSEState); 8003520: 687b ldr r3, [r7, #4] 8003522: 689b ldr r3, [r3, #8] 8003524: 2b01 cmp r3, #1 8003526: d106 bne.n 8003536 8003528: 4b64 ldr r3, [pc, #400] ; (80036bc ) 800352a: 6f1b ldr r3, [r3, #112] ; 0x70 800352c: 4a63 ldr r2, [pc, #396] ; (80036bc ) 800352e: f043 0301 orr.w r3, r3, #1 8003532: 6713 str r3, [r2, #112] ; 0x70 8003534: e01c b.n 8003570 8003536: 687b ldr r3, [r7, #4] 8003538: 689b ldr r3, [r3, #8] 800353a: 2b05 cmp r3, #5 800353c: d10c bne.n 8003558 800353e: 4b5f ldr r3, [pc, #380] ; (80036bc ) 8003540: 6f1b ldr r3, [r3, #112] ; 0x70 8003542: 4a5e ldr r2, [pc, #376] ; (80036bc ) 8003544: f043 0304 orr.w r3, r3, #4 8003548: 6713 str r3, [r2, #112] ; 0x70 800354a: 4b5c ldr r3, [pc, #368] ; (80036bc ) 800354c: 6f1b ldr r3, [r3, #112] ; 0x70 800354e: 4a5b ldr r2, [pc, #364] ; (80036bc ) 8003550: f043 0301 orr.w r3, r3, #1 8003554: 6713 str r3, [r2, #112] ; 0x70 8003556: e00b b.n 8003570 8003558: 4b58 ldr r3, [pc, #352] ; (80036bc ) 800355a: 6f1b ldr r3, [r3, #112] ; 0x70 800355c: 4a57 ldr r2, [pc, #348] ; (80036bc ) 800355e: f023 0301 bic.w r3, r3, #1 8003562: 6713 str r3, [r2, #112] ; 0x70 8003564: 4b55 ldr r3, [pc, #340] ; (80036bc ) 8003566: 6f1b ldr r3, [r3, #112] ; 0x70 8003568: 4a54 ldr r2, [pc, #336] ; (80036bc ) 800356a: f023 0304 bic.w r3, r3, #4 800356e: 6713 str r3, [r2, #112] ; 0x70 /* Check the LSE State */ if((RCC_OscInitStruct->LSEState) != RCC_LSE_OFF) 8003570: 687b ldr r3, [r7, #4] 8003572: 689b ldr r3, [r3, #8] 8003574: 2b00 cmp r3, #0 8003576: d015 beq.n 80035a4 { /* Get Start Tick*/ tickstart = HAL_GetTick(); 8003578: f7fe fa6a bl 8001a50 800357c: 6138 str r0, [r7, #16] /* Wait till LSE is ready */ while(__HAL_RCC_GET_FLAG(RCC_FLAG_LSERDY) == RESET) 800357e: e00a b.n 8003596 { if((HAL_GetTick() - tickstart ) > RCC_LSE_TIMEOUT_VALUE) 8003580: f7fe fa66 bl 8001a50 8003584: 4602 mov r2, r0 8003586: 693b ldr r3, [r7, #16] 8003588: 1ad3 subs r3, r2, r3 800358a: f241 3288 movw r2, #5000 ; 0x1388 800358e: 4293 cmp r3, r2 8003590: d901 bls.n 8003596 { return HAL_TIMEOUT; 8003592: 2303 movs r3, #3 8003594: e0cb b.n 800372e while(__HAL_RCC_GET_FLAG(RCC_FLAG_LSERDY) == RESET) 8003596: 4b49 ldr r3, [pc, #292] ; (80036bc ) 8003598: 6f1b ldr r3, [r3, #112] ; 0x70 800359a: f003 0302 and.w r3, r3, #2 800359e: 2b00 cmp r3, #0 80035a0: d0ee beq.n 8003580 80035a2: e014 b.n 80035ce } } else { /* Get Start Tick */ tickstart = HAL_GetTick(); 80035a4: f7fe fa54 bl 8001a50 80035a8: 6138 str r0, [r7, #16] /* Wait till LSE is ready */ while(__HAL_RCC_GET_FLAG(RCC_FLAG_LSERDY) != RESET) 80035aa: e00a b.n 80035c2 { if((HAL_GetTick() - tickstart ) > RCC_LSE_TIMEOUT_VALUE) 80035ac: f7fe fa50 bl 8001a50 80035b0: 4602 mov r2, r0 80035b2: 693b ldr r3, [r7, #16] 80035b4: 1ad3 subs r3, r2, r3 80035b6: f241 3288 movw r2, #5000 ; 0x1388 80035ba: 4293 cmp r3, r2 80035bc: d901 bls.n 80035c2 { return HAL_TIMEOUT; 80035be: 2303 movs r3, #3 80035c0: e0b5 b.n 800372e while(__HAL_RCC_GET_FLAG(RCC_FLAG_LSERDY) != RESET) 80035c2: 4b3e ldr r3, [pc, #248] ; (80036bc ) 80035c4: 6f1b ldr r3, [r3, #112] ; 0x70 80035c6: f003 0302 and.w r3, r3, #2 80035ca: 2b00 cmp r3, #0 80035cc: d1ee bne.n 80035ac } } } /* Restore clock configuration if changed */ if(pwrclkchanged == SET) 80035ce: 7dfb ldrb r3, [r7, #23] 80035d0: 2b01 cmp r3, #1 80035d2: d105 bne.n 80035e0 { __HAL_RCC_PWR_CLK_DISABLE(); 80035d4: 4b39 ldr r3, [pc, #228] ; (80036bc ) 80035d6: 6c1b ldr r3, [r3, #64] ; 0x40 80035d8: 4a38 ldr r2, [pc, #224] ; (80036bc ) 80035da: f023 5380 bic.w r3, r3, #268435456 ; 0x10000000 80035de: 6413 str r3, [r2, #64] ; 0x40 } } /*-------------------------------- PLL Configuration -----------------------*/ /* Check the parameters */ assert_param(IS_RCC_PLL(RCC_OscInitStruct->PLL.PLLState)); if ((RCC_OscInitStruct->PLL.PLLState) != RCC_PLL_NONE) 80035e0: 687b ldr r3, [r7, #4] 80035e2: 699b ldr r3, [r3, #24] 80035e4: 2b00 cmp r3, #0 80035e6: f000 80a1 beq.w 800372c { /* Check if the PLL is used as system clock or not */ if(__HAL_RCC_GET_SYSCLK_SOURCE() != RCC_CFGR_SWS_PLL) 80035ea: 4b34 ldr r3, [pc, #208] ; (80036bc ) 80035ec: 689b ldr r3, [r3, #8] 80035ee: f003 030c and.w r3, r3, #12 80035f2: 2b08 cmp r3, #8 80035f4: d05c beq.n 80036b0 { if((RCC_OscInitStruct->PLL.PLLState) == RCC_PLL_ON) 80035f6: 687b ldr r3, [r7, #4] 80035f8: 699b ldr r3, [r3, #24] 80035fa: 2b02 cmp r3, #2 80035fc: d141 bne.n 8003682 assert_param(IS_RCC_PLLN_VALUE(RCC_OscInitStruct->PLL.PLLN)); assert_param(IS_RCC_PLLP_VALUE(RCC_OscInitStruct->PLL.PLLP)); assert_param(IS_RCC_PLLQ_VALUE(RCC_OscInitStruct->PLL.PLLQ)); /* Disable the main PLL. */ __HAL_RCC_PLL_DISABLE(); 80035fe: 4b31 ldr r3, [pc, #196] ; (80036c4 ) 8003600: 2200 movs r2, #0 8003602: 601a str r2, [r3, #0] /* Get Start Tick */ tickstart = HAL_GetTick(); 8003604: f7fe fa24 bl 8001a50 8003608: 6138 str r0, [r7, #16] /* Wait till PLL is ready */ while(__HAL_RCC_GET_FLAG(RCC_FLAG_PLLRDY) != RESET) 800360a: e008 b.n 800361e { if((HAL_GetTick() - tickstart ) > PLL_TIMEOUT_VALUE) 800360c: f7fe fa20 bl 8001a50 8003610: 4602 mov r2, r0 8003612: 693b ldr r3, [r7, #16] 8003614: 1ad3 subs r3, r2, r3 8003616: 2b02 cmp r3, #2 8003618: d901 bls.n 800361e { return HAL_TIMEOUT; 800361a: 2303 movs r3, #3 800361c: e087 b.n 800372e while(__HAL_RCC_GET_FLAG(RCC_FLAG_PLLRDY) != RESET) 800361e: 4b27 ldr r3, [pc, #156] ; (80036bc ) 8003620: 681b ldr r3, [r3, #0] 8003622: f003 7300 and.w r3, r3, #33554432 ; 0x2000000 8003626: 2b00 cmp r3, #0 8003628: d1f0 bne.n 800360c } } /* Configure the main PLL clock source, multiplication and division factors. */ WRITE_REG(RCC->PLLCFGR, (RCC_OscInitStruct->PLL.PLLSource | \ 800362a: 687b ldr r3, [r7, #4] 800362c: 69da ldr r2, [r3, #28] 800362e: 687b ldr r3, [r7, #4] 8003630: 6a1b ldr r3, [r3, #32] 8003632: 431a orrs r2, r3 8003634: 687b ldr r3, [r7, #4] 8003636: 6a5b ldr r3, [r3, #36] ; 0x24 8003638: 019b lsls r3, r3, #6 800363a: 431a orrs r2, r3 800363c: 687b ldr r3, [r7, #4] 800363e: 6a9b ldr r3, [r3, #40] ; 0x28 8003640: 085b lsrs r3, r3, #1 8003642: 3b01 subs r3, #1 8003644: 041b lsls r3, r3, #16 8003646: 431a orrs r2, r3 8003648: 687b ldr r3, [r7, #4] 800364a: 6adb ldr r3, [r3, #44] ; 0x2c 800364c: 061b lsls r3, r3, #24 800364e: 491b ldr r1, [pc, #108] ; (80036bc ) 8003650: 4313 orrs r3, r2 8003652: 604b str r3, [r1, #4] RCC_OscInitStruct->PLL.PLLM | \ (RCC_OscInitStruct->PLL.PLLN << RCC_PLLCFGR_PLLN_Pos) | \ (((RCC_OscInitStruct->PLL.PLLP >> 1U) - 1U) << RCC_PLLCFGR_PLLP_Pos) | \ (RCC_OscInitStruct->PLL.PLLQ << RCC_PLLCFGR_PLLQ_Pos))); /* Enable the main PLL. */ __HAL_RCC_PLL_ENABLE(); 8003654: 4b1b ldr r3, [pc, #108] ; (80036c4 ) 8003656: 2201 movs r2, #1 8003658: 601a str r2, [r3, #0] /* Get Start Tick */ tickstart = HAL_GetTick(); 800365a: f7fe f9f9 bl 8001a50 800365e: 6138 str r0, [r7, #16] /* Wait till PLL is ready */ while(__HAL_RCC_GET_FLAG(RCC_FLAG_PLLRDY) == RESET) 8003660: e008 b.n 8003674 { if((HAL_GetTick() - tickstart ) > PLL_TIMEOUT_VALUE) 8003662: f7fe f9f5 bl 8001a50 8003666: 4602 mov r2, r0 8003668: 693b ldr r3, [r7, #16] 800366a: 1ad3 subs r3, r2, r3 800366c: 2b02 cmp r3, #2 800366e: d901 bls.n 8003674 { return HAL_TIMEOUT; 8003670: 2303 movs r3, #3 8003672: e05c b.n 800372e while(__HAL_RCC_GET_FLAG(RCC_FLAG_PLLRDY) == RESET) 8003674: 4b11 ldr r3, [pc, #68] ; (80036bc ) 8003676: 681b ldr r3, [r3, #0] 8003678: f003 7300 and.w r3, r3, #33554432 ; 0x2000000 800367c: 2b00 cmp r3, #0 800367e: d0f0 beq.n 8003662 8003680: e054 b.n 800372c } } else { /* Disable the main PLL. */ __HAL_RCC_PLL_DISABLE(); 8003682: 4b10 ldr r3, [pc, #64] ; (80036c4 ) 8003684: 2200 movs r2, #0 8003686: 601a str r2, [r3, #0] /* Get Start Tick */ tickstart = HAL_GetTick(); 8003688: f7fe f9e2 bl 8001a50 800368c: 6138 str r0, [r7, #16] /* Wait till PLL is ready */ while(__HAL_RCC_GET_FLAG(RCC_FLAG_PLLRDY) != RESET) 800368e: e008 b.n 80036a2 { if((HAL_GetTick() - tickstart ) > PLL_TIMEOUT_VALUE) 8003690: f7fe f9de bl 8001a50 8003694: 4602 mov r2, r0 8003696: 693b ldr r3, [r7, #16] 8003698: 1ad3 subs r3, r2, r3 800369a: 2b02 cmp r3, #2 800369c: d901 bls.n 80036a2 { return HAL_TIMEOUT; 800369e: 2303 movs r3, #3 80036a0: e045 b.n 800372e while(__HAL_RCC_GET_FLAG(RCC_FLAG_PLLRDY) != RESET) 80036a2: 4b06 ldr r3, [pc, #24] ; (80036bc ) 80036a4: 681b ldr r3, [r3, #0] 80036a6: f003 7300 and.w r3, r3, #33554432 ; 0x2000000 80036aa: 2b00 cmp r3, #0 80036ac: d1f0 bne.n 8003690 80036ae: e03d b.n 800372c } } else { /* Check if there is a request to disable the PLL used as System clock source */ if((RCC_OscInitStruct->PLL.PLLState) == RCC_PLL_OFF) 80036b0: 687b ldr r3, [r7, #4] 80036b2: 699b ldr r3, [r3, #24] 80036b4: 2b01 cmp r3, #1 80036b6: d107 bne.n 80036c8 { return HAL_ERROR; 80036b8: 2301 movs r3, #1 80036ba: e038 b.n 800372e 80036bc: 40023800 .word 0x40023800 80036c0: 40007000 .word 0x40007000 80036c4: 42470060 .word 0x42470060 } else { /* Do not return HAL_ERROR if request repeats the current configuration */ pll_config = RCC->PLLCFGR; 80036c8: 4b1b ldr r3, [pc, #108] ; (8003738 ) 80036ca: 685b ldr r3, [r3, #4] 80036cc: 60fb str r3, [r7, #12] (READ_BIT(pll_config, RCC_PLLCFGR_PLLN) != (RCC_OscInitStruct->PLL.PLLN) << RCC_PLLCFGR_PLLN_Pos) || (READ_BIT(pll_config, RCC_PLLCFGR_PLLP) != (((RCC_OscInitStruct->PLL.PLLP >> 1U) - 1U)) << RCC_PLLCFGR_PLLP_Pos) || (READ_BIT(pll_config, RCC_PLLCFGR_PLLQ) != (RCC_OscInitStruct->PLL.PLLQ << RCC_PLLCFGR_PLLQ_Pos)) || (READ_BIT(pll_config, RCC_PLLCFGR_PLLR) != (RCC_OscInitStruct->PLL.PLLR << RCC_PLLCFGR_PLLR_Pos))) #else if (((RCC_OscInitStruct->PLL.PLLState) == RCC_PLL_OFF) || 80036ce: 687b ldr r3, [r7, #4] 80036d0: 699b ldr r3, [r3, #24] 80036d2: 2b01 cmp r3, #1 80036d4: d028 beq.n 8003728 (READ_BIT(pll_config, RCC_PLLCFGR_PLLSRC) != RCC_OscInitStruct->PLL.PLLSource) || 80036d6: 68fb ldr r3, [r7, #12] 80036d8: f403 0280 and.w r2, r3, #4194304 ; 0x400000 80036dc: 687b ldr r3, [r7, #4] 80036de: 69db ldr r3, [r3, #28] if (((RCC_OscInitStruct->PLL.PLLState) == RCC_PLL_OFF) || 80036e0: 429a cmp r2, r3 80036e2: d121 bne.n 8003728 (READ_BIT(pll_config, RCC_PLLCFGR_PLLM) != (RCC_OscInitStruct->PLL.PLLM) << RCC_PLLCFGR_PLLM_Pos) || 80036e4: 68fb ldr r3, [r7, #12] 80036e6: f003 023f and.w r2, r3, #63 ; 0x3f 80036ea: 687b ldr r3, [r7, #4] 80036ec: 6a1b ldr r3, [r3, #32] (READ_BIT(pll_config, RCC_PLLCFGR_PLLSRC) != RCC_OscInitStruct->PLL.PLLSource) || 80036ee: 429a cmp r2, r3 80036f0: d11a bne.n 8003728 (READ_BIT(pll_config, RCC_PLLCFGR_PLLN) != (RCC_OscInitStruct->PLL.PLLN) << RCC_PLLCFGR_PLLN_Pos) || 80036f2: 68fa ldr r2, [r7, #12] 80036f4: f647 73c0 movw r3, #32704 ; 0x7fc0 80036f8: 4013 ands r3, r2 80036fa: 687a ldr r2, [r7, #4] 80036fc: 6a52 ldr r2, [r2, #36] ; 0x24 80036fe: 0192 lsls r2, r2, #6 (READ_BIT(pll_config, RCC_PLLCFGR_PLLM) != (RCC_OscInitStruct->PLL.PLLM) << RCC_PLLCFGR_PLLM_Pos) || 8003700: 4293 cmp r3, r2 8003702: d111 bne.n 8003728 (READ_BIT(pll_config, RCC_PLLCFGR_PLLP) != (((RCC_OscInitStruct->PLL.PLLP >> 1U) - 1U)) << RCC_PLLCFGR_PLLP_Pos) || 8003704: 68fb ldr r3, [r7, #12] 8003706: f403 3240 and.w r2, r3, #196608 ; 0x30000 800370a: 687b ldr r3, [r7, #4] 800370c: 6a9b ldr r3, [r3, #40] ; 0x28 800370e: 085b lsrs r3, r3, #1 8003710: 3b01 subs r3, #1 8003712: 041b lsls r3, r3, #16 (READ_BIT(pll_config, RCC_PLLCFGR_PLLN) != (RCC_OscInitStruct->PLL.PLLN) << RCC_PLLCFGR_PLLN_Pos) || 8003714: 429a cmp r2, r3 8003716: d107 bne.n 8003728 (READ_BIT(pll_config, RCC_PLLCFGR_PLLQ) != (RCC_OscInitStruct->PLL.PLLQ << RCC_PLLCFGR_PLLQ_Pos))) 8003718: 68fb ldr r3, [r7, #12] 800371a: f003 6270 and.w r2, r3, #251658240 ; 0xf000000 800371e: 687b ldr r3, [r7, #4] 8003720: 6adb ldr r3, [r3, #44] ; 0x2c 8003722: 061b lsls r3, r3, #24 (READ_BIT(pll_config, RCC_PLLCFGR_PLLP) != (((RCC_OscInitStruct->PLL.PLLP >> 1U) - 1U)) << RCC_PLLCFGR_PLLP_Pos) || 8003724: 429a cmp r2, r3 8003726: d001 beq.n 800372c #endif { return HAL_ERROR; 8003728: 2301 movs r3, #1 800372a: e000 b.n 800372e } } } } return HAL_OK; 800372c: 2300 movs r3, #0 } 800372e: 4618 mov r0, r3 8003730: 3718 adds r7, #24 8003732: 46bd mov sp, r7 8003734: bd80 pop {r7, pc} 8003736: bf00 nop 8003738: 40023800 .word 0x40023800 0800373c : * HPRE[3:0] bits to ensure that HCLK not exceed the maximum allowed frequency * (for more details refer to section above "Initialization/de-initialization functions") * @retval None */ HAL_StatusTypeDef HAL_RCC_ClockConfig(RCC_ClkInitTypeDef *RCC_ClkInitStruct, uint32_t FLatency) { 800373c: b580 push {r7, lr} 800373e: b084 sub sp, #16 8003740: af00 add r7, sp, #0 8003742: 6078 str r0, [r7, #4] 8003744: 6039 str r1, [r7, #0] uint32_t tickstart; /* Check Null pointer */ if(RCC_ClkInitStruct == NULL) 8003746: 687b ldr r3, [r7, #4] 8003748: 2b00 cmp r3, #0 800374a: d101 bne.n 8003750 { return HAL_ERROR; 800374c: 2301 movs r3, #1 800374e: e0cc b.n 80038ea /* To correctly read data from FLASH memory, the number of wait states (LATENCY) must be correctly programmed according to the frequency of the CPU clock (HCLK) and the supply voltage of the device. */ /* Increasing the number of wait states because of higher CPU frequency */ if(FLatency > __HAL_FLASH_GET_LATENCY()) 8003750: 4b68 ldr r3, [pc, #416] ; (80038f4 ) 8003752: 681b ldr r3, [r3, #0] 8003754: f003 030f and.w r3, r3, #15 8003758: 683a ldr r2, [r7, #0] 800375a: 429a cmp r2, r3 800375c: d90c bls.n 8003778 { /* Program the new number of wait states to the LATENCY bits in the FLASH_ACR register */ __HAL_FLASH_SET_LATENCY(FLatency); 800375e: 4b65 ldr r3, [pc, #404] ; (80038f4 ) 8003760: 683a ldr r2, [r7, #0] 8003762: b2d2 uxtb r2, r2 8003764: 701a strb r2, [r3, #0] /* Check that the new number of wait states is taken into account to access the Flash memory by reading the FLASH_ACR register */ if(__HAL_FLASH_GET_LATENCY() != FLatency) 8003766: 4b63 ldr r3, [pc, #396] ; (80038f4 ) 8003768: 681b ldr r3, [r3, #0] 800376a: f003 030f and.w r3, r3, #15 800376e: 683a ldr r2, [r7, #0] 8003770: 429a cmp r2, r3 8003772: d001 beq.n 8003778 { return HAL_ERROR; 8003774: 2301 movs r3, #1 8003776: e0b8 b.n 80038ea } } /*-------------------------- HCLK Configuration --------------------------*/ if(((RCC_ClkInitStruct->ClockType) & RCC_CLOCKTYPE_HCLK) == RCC_CLOCKTYPE_HCLK) 8003778: 687b ldr r3, [r7, #4] 800377a: 681b ldr r3, [r3, #0] 800377c: f003 0302 and.w r3, r3, #2 8003780: 2b00 cmp r3, #0 8003782: d020 beq.n 80037c6 { /* Set the highest APBx dividers in order to ensure that we do not go through a non-spec phase whatever we decrease or increase HCLK. */ if(((RCC_ClkInitStruct->ClockType) & RCC_CLOCKTYPE_PCLK1) == RCC_CLOCKTYPE_PCLK1) 8003784: 687b ldr r3, [r7, #4] 8003786: 681b ldr r3, [r3, #0] 8003788: f003 0304 and.w r3, r3, #4 800378c: 2b00 cmp r3, #0 800378e: d005 beq.n 800379c { MODIFY_REG(RCC->CFGR, RCC_CFGR_PPRE1, RCC_HCLK_DIV16); 8003790: 4b59 ldr r3, [pc, #356] ; (80038f8 ) 8003792: 689b ldr r3, [r3, #8] 8003794: 4a58 ldr r2, [pc, #352] ; (80038f8 ) 8003796: f443 53e0 orr.w r3, r3, #7168 ; 0x1c00 800379a: 6093 str r3, [r2, #8] } if(((RCC_ClkInitStruct->ClockType) & RCC_CLOCKTYPE_PCLK2) == RCC_CLOCKTYPE_PCLK2) 800379c: 687b ldr r3, [r7, #4] 800379e: 681b ldr r3, [r3, #0] 80037a0: f003 0308 and.w r3, r3, #8 80037a4: 2b00 cmp r3, #0 80037a6: d005 beq.n 80037b4 { MODIFY_REG(RCC->CFGR, RCC_CFGR_PPRE2, (RCC_HCLK_DIV16 << 3)); 80037a8: 4b53 ldr r3, [pc, #332] ; (80038f8 ) 80037aa: 689b ldr r3, [r3, #8] 80037ac: 4a52 ldr r2, [pc, #328] ; (80038f8 ) 80037ae: f443 4360 orr.w r3, r3, #57344 ; 0xe000 80037b2: 6093 str r3, [r2, #8] } assert_param(IS_RCC_HCLK(RCC_ClkInitStruct->AHBCLKDivider)); MODIFY_REG(RCC->CFGR, RCC_CFGR_HPRE, RCC_ClkInitStruct->AHBCLKDivider); 80037b4: 4b50 ldr r3, [pc, #320] ; (80038f8 ) 80037b6: 689b ldr r3, [r3, #8] 80037b8: f023 02f0 bic.w r2, r3, #240 ; 0xf0 80037bc: 687b ldr r3, [r7, #4] 80037be: 689b ldr r3, [r3, #8] 80037c0: 494d ldr r1, [pc, #308] ; (80038f8 ) 80037c2: 4313 orrs r3, r2 80037c4: 608b str r3, [r1, #8] } /*------------------------- SYSCLK Configuration ---------------------------*/ if(((RCC_ClkInitStruct->ClockType) & RCC_CLOCKTYPE_SYSCLK) == RCC_CLOCKTYPE_SYSCLK) 80037c6: 687b ldr r3, [r7, #4] 80037c8: 681b ldr r3, [r3, #0] 80037ca: f003 0301 and.w r3, r3, #1 80037ce: 2b00 cmp r3, #0 80037d0: d044 beq.n 800385c { assert_param(IS_RCC_SYSCLKSOURCE(RCC_ClkInitStruct->SYSCLKSource)); /* HSE is selected as System Clock Source */ if(RCC_ClkInitStruct->SYSCLKSource == RCC_SYSCLKSOURCE_HSE) 80037d2: 687b ldr r3, [r7, #4] 80037d4: 685b ldr r3, [r3, #4] 80037d6: 2b01 cmp r3, #1 80037d8: d107 bne.n 80037ea { /* Check the HSE ready flag */ if(__HAL_RCC_GET_FLAG(RCC_FLAG_HSERDY) == RESET) 80037da: 4b47 ldr r3, [pc, #284] ; (80038f8 ) 80037dc: 681b ldr r3, [r3, #0] 80037de: f403 3300 and.w r3, r3, #131072 ; 0x20000 80037e2: 2b00 cmp r3, #0 80037e4: d119 bne.n 800381a { return HAL_ERROR; 80037e6: 2301 movs r3, #1 80037e8: e07f b.n 80038ea } } /* PLL is selected as System Clock Source */ else if((RCC_ClkInitStruct->SYSCLKSource == RCC_SYSCLKSOURCE_PLLCLK) || 80037ea: 687b ldr r3, [r7, #4] 80037ec: 685b ldr r3, [r3, #4] 80037ee: 2b02 cmp r3, #2 80037f0: d003 beq.n 80037fa (RCC_ClkInitStruct->SYSCLKSource == RCC_SYSCLKSOURCE_PLLRCLK)) 80037f2: 687b ldr r3, [r7, #4] 80037f4: 685b ldr r3, [r3, #4] else if((RCC_ClkInitStruct->SYSCLKSource == RCC_SYSCLKSOURCE_PLLCLK) || 80037f6: 2b03 cmp r3, #3 80037f8: d107 bne.n 800380a { /* Check the PLL ready flag */ if(__HAL_RCC_GET_FLAG(RCC_FLAG_PLLRDY) == RESET) 80037fa: 4b3f ldr r3, [pc, #252] ; (80038f8 ) 80037fc: 681b ldr r3, [r3, #0] 80037fe: f003 7300 and.w r3, r3, #33554432 ; 0x2000000 8003802: 2b00 cmp r3, #0 8003804: d109 bne.n 800381a { return HAL_ERROR; 8003806: 2301 movs r3, #1 8003808: e06f b.n 80038ea } /* HSI is selected as System Clock Source */ else { /* Check the HSI ready flag */ if(__HAL_RCC_GET_FLAG(RCC_FLAG_HSIRDY) == RESET) 800380a: 4b3b ldr r3, [pc, #236] ; (80038f8 ) 800380c: 681b ldr r3, [r3, #0] 800380e: f003 0302 and.w r3, r3, #2 8003812: 2b00 cmp r3, #0 8003814: d101 bne.n 800381a { return HAL_ERROR; 8003816: 2301 movs r3, #1 8003818: e067 b.n 80038ea } } __HAL_RCC_SYSCLK_CONFIG(RCC_ClkInitStruct->SYSCLKSource); 800381a: 4b37 ldr r3, [pc, #220] ; (80038f8 ) 800381c: 689b ldr r3, [r3, #8] 800381e: f023 0203 bic.w r2, r3, #3 8003822: 687b ldr r3, [r7, #4] 8003824: 685b ldr r3, [r3, #4] 8003826: 4934 ldr r1, [pc, #208] ; (80038f8 ) 8003828: 4313 orrs r3, r2 800382a: 608b str r3, [r1, #8] /* Get Start Tick */ tickstart = HAL_GetTick(); 800382c: f7fe f910 bl 8001a50 8003830: 60f8 str r0, [r7, #12] while (__HAL_RCC_GET_SYSCLK_SOURCE() != (RCC_ClkInitStruct->SYSCLKSource << RCC_CFGR_SWS_Pos)) 8003832: e00a b.n 800384a { if ((HAL_GetTick() - tickstart) > CLOCKSWITCH_TIMEOUT_VALUE) 8003834: f7fe f90c bl 8001a50 8003838: 4602 mov r2, r0 800383a: 68fb ldr r3, [r7, #12] 800383c: 1ad3 subs r3, r2, r3 800383e: f241 3288 movw r2, #5000 ; 0x1388 8003842: 4293 cmp r3, r2 8003844: d901 bls.n 800384a { return HAL_TIMEOUT; 8003846: 2303 movs r3, #3 8003848: e04f b.n 80038ea while (__HAL_RCC_GET_SYSCLK_SOURCE() != (RCC_ClkInitStruct->SYSCLKSource << RCC_CFGR_SWS_Pos)) 800384a: 4b2b ldr r3, [pc, #172] ; (80038f8 ) 800384c: 689b ldr r3, [r3, #8] 800384e: f003 020c and.w r2, r3, #12 8003852: 687b ldr r3, [r7, #4] 8003854: 685b ldr r3, [r3, #4] 8003856: 009b lsls r3, r3, #2 8003858: 429a cmp r2, r3 800385a: d1eb bne.n 8003834 } } } /* Decreasing the number of wait states because of lower CPU frequency */ if(FLatency < __HAL_FLASH_GET_LATENCY()) 800385c: 4b25 ldr r3, [pc, #148] ; (80038f4 ) 800385e: 681b ldr r3, [r3, #0] 8003860: f003 030f and.w r3, r3, #15 8003864: 683a ldr r2, [r7, #0] 8003866: 429a cmp r2, r3 8003868: d20c bcs.n 8003884 { /* Program the new number of wait states to the LATENCY bits in the FLASH_ACR register */ __HAL_FLASH_SET_LATENCY(FLatency); 800386a: 4b22 ldr r3, [pc, #136] ; (80038f4 ) 800386c: 683a ldr r2, [r7, #0] 800386e: b2d2 uxtb r2, r2 8003870: 701a strb r2, [r3, #0] /* Check that the new number of wait states is taken into account to access the Flash memory by reading the FLASH_ACR register */ if(__HAL_FLASH_GET_LATENCY() != FLatency) 8003872: 4b20 ldr r3, [pc, #128] ; (80038f4 ) 8003874: 681b ldr r3, [r3, #0] 8003876: f003 030f and.w r3, r3, #15 800387a: 683a ldr r2, [r7, #0] 800387c: 429a cmp r2, r3 800387e: d001 beq.n 8003884 { return HAL_ERROR; 8003880: 2301 movs r3, #1 8003882: e032 b.n 80038ea } } /*-------------------------- PCLK1 Configuration ---------------------------*/ if(((RCC_ClkInitStruct->ClockType) & RCC_CLOCKTYPE_PCLK1) == RCC_CLOCKTYPE_PCLK1) 8003884: 687b ldr r3, [r7, #4] 8003886: 681b ldr r3, [r3, #0] 8003888: f003 0304 and.w r3, r3, #4 800388c: 2b00 cmp r3, #0 800388e: d008 beq.n 80038a2 { assert_param(IS_RCC_PCLK(RCC_ClkInitStruct->APB1CLKDivider)); MODIFY_REG(RCC->CFGR, RCC_CFGR_PPRE1, RCC_ClkInitStruct->APB1CLKDivider); 8003890: 4b19 ldr r3, [pc, #100] ; (80038f8 ) 8003892: 689b ldr r3, [r3, #8] 8003894: f423 52e0 bic.w r2, r3, #7168 ; 0x1c00 8003898: 687b ldr r3, [r7, #4] 800389a: 68db ldr r3, [r3, #12] 800389c: 4916 ldr r1, [pc, #88] ; (80038f8 ) 800389e: 4313 orrs r3, r2 80038a0: 608b str r3, [r1, #8] } /*-------------------------- PCLK2 Configuration ---------------------------*/ if(((RCC_ClkInitStruct->ClockType) & RCC_CLOCKTYPE_PCLK2) == RCC_CLOCKTYPE_PCLK2) 80038a2: 687b ldr r3, [r7, #4] 80038a4: 681b ldr r3, [r3, #0] 80038a6: f003 0308 and.w r3, r3, #8 80038aa: 2b00 cmp r3, #0 80038ac: d009 beq.n 80038c2 { assert_param(IS_RCC_PCLK(RCC_ClkInitStruct->APB2CLKDivider)); MODIFY_REG(RCC->CFGR, RCC_CFGR_PPRE2, ((RCC_ClkInitStruct->APB2CLKDivider) << 3U)); 80038ae: 4b12 ldr r3, [pc, #72] ; (80038f8 ) 80038b0: 689b ldr r3, [r3, #8] 80038b2: f423 4260 bic.w r2, r3, #57344 ; 0xe000 80038b6: 687b ldr r3, [r7, #4] 80038b8: 691b ldr r3, [r3, #16] 80038ba: 00db lsls r3, r3, #3 80038bc: 490e ldr r1, [pc, #56] ; (80038f8 ) 80038be: 4313 orrs r3, r2 80038c0: 608b str r3, [r1, #8] } /* Update the SystemCoreClock global variable */ SystemCoreClock = HAL_RCC_GetSysClockFreq() >> AHBPrescTable[(RCC->CFGR & RCC_CFGR_HPRE)>> RCC_CFGR_HPRE_Pos]; 80038c2: f000 f821 bl 8003908 80038c6: 4602 mov r2, r0 80038c8: 4b0b ldr r3, [pc, #44] ; (80038f8 ) 80038ca: 689b ldr r3, [r3, #8] 80038cc: 091b lsrs r3, r3, #4 80038ce: f003 030f and.w r3, r3, #15 80038d2: 490a ldr r1, [pc, #40] ; (80038fc ) 80038d4: 5ccb ldrb r3, [r1, r3] 80038d6: fa22 f303 lsr.w r3, r2, r3 80038da: 4a09 ldr r2, [pc, #36] ; (8003900 ) 80038dc: 6013 str r3, [r2, #0] /* Configure the source of time base considering new system clocks settings */ HAL_InitTick (uwTickPrio); 80038de: 4b09 ldr r3, [pc, #36] ; (8003904 ) 80038e0: 681b ldr r3, [r3, #0] 80038e2: 4618 mov r0, r3 80038e4: f7fe f870 bl 80019c8 return HAL_OK; 80038e8: 2300 movs r3, #0 } 80038ea: 4618 mov r0, r3 80038ec: 3710 adds r7, #16 80038ee: 46bd mov sp, r7 80038f0: bd80 pop {r7, pc} 80038f2: bf00 nop 80038f4: 40023c00 .word 0x40023c00 80038f8: 40023800 .word 0x40023800 80038fc: 080189d0 .word 0x080189d0 8003900: 20000000 .word 0x20000000 8003904: 20000004 .word 0x20000004 08003908 : * * * @retval SYSCLK frequency */ __weak uint32_t HAL_RCC_GetSysClockFreq(void) { 8003908: e92d 4fb0 stmdb sp!, {r4, r5, r7, r8, r9, sl, fp, lr} 800390c: b090 sub sp, #64 ; 0x40 800390e: af00 add r7, sp, #0 uint32_t pllm = 0U, pllvco = 0U, pllp = 0U; 8003910: 2300 movs r3, #0 8003912: 637b str r3, [r7, #52] ; 0x34 8003914: 2300 movs r3, #0 8003916: 63fb str r3, [r7, #60] ; 0x3c 8003918: 2300 movs r3, #0 800391a: 633b str r3, [r7, #48] ; 0x30 uint32_t sysclockfreq = 0U; 800391c: 2300 movs r3, #0 800391e: 63bb str r3, [r7, #56] ; 0x38 /* Get SYSCLK source -------------------------------------------------------*/ switch (RCC->CFGR & RCC_CFGR_SWS) 8003920: 4b59 ldr r3, [pc, #356] ; (8003a88 ) 8003922: 689b ldr r3, [r3, #8] 8003924: f003 030c and.w r3, r3, #12 8003928: 2b08 cmp r3, #8 800392a: d00d beq.n 8003948 800392c: 2b08 cmp r3, #8 800392e: f200 80a1 bhi.w 8003a74 8003932: 2b00 cmp r3, #0 8003934: d002 beq.n 800393c 8003936: 2b04 cmp r3, #4 8003938: d003 beq.n 8003942 800393a: e09b b.n 8003a74 { case RCC_CFGR_SWS_HSI: /* HSI used as system clock source */ { sysclockfreq = HSI_VALUE; 800393c: 4b53 ldr r3, [pc, #332] ; (8003a8c ) 800393e: 63bb str r3, [r7, #56] ; 0x38 break; 8003940: e09b b.n 8003a7a } case RCC_CFGR_SWS_HSE: /* HSE used as system clock source */ { sysclockfreq = HSE_VALUE; 8003942: 4b53 ldr r3, [pc, #332] ; (8003a90 ) 8003944: 63bb str r3, [r7, #56] ; 0x38 break; 8003946: e098 b.n 8003a7a } case RCC_CFGR_SWS_PLL: /* PLL used as system clock source */ { /* PLL_VCO = (HSE_VALUE or HSI_VALUE / PLLM) * PLLN SYSCLK = PLL_VCO / PLLP */ pllm = RCC->PLLCFGR & RCC_PLLCFGR_PLLM; 8003948: 4b4f ldr r3, [pc, #316] ; (8003a88 ) 800394a: 685b ldr r3, [r3, #4] 800394c: f003 033f and.w r3, r3, #63 ; 0x3f 8003950: 637b str r3, [r7, #52] ; 0x34 if(__HAL_RCC_GET_PLL_OSCSOURCE() != RCC_PLLSOURCE_HSI) 8003952: 4b4d ldr r3, [pc, #308] ; (8003a88 ) 8003954: 685b ldr r3, [r3, #4] 8003956: f403 0380 and.w r3, r3, #4194304 ; 0x400000 800395a: 2b00 cmp r3, #0 800395c: d028 beq.n 80039b0 { /* HSE used as PLL clock source */ pllvco = (uint32_t) ((((uint64_t) HSE_VALUE * ((uint64_t) ((RCC->PLLCFGR & RCC_PLLCFGR_PLLN) >> RCC_PLLCFGR_PLLN_Pos)))) / (uint64_t)pllm); 800395e: 4b4a ldr r3, [pc, #296] ; (8003a88 ) 8003960: 685b ldr r3, [r3, #4] 8003962: 099b lsrs r3, r3, #6 8003964: 2200 movs r2, #0 8003966: 623b str r3, [r7, #32] 8003968: 627a str r2, [r7, #36] ; 0x24 800396a: 6a3b ldr r3, [r7, #32] 800396c: f3c3 0008 ubfx r0, r3, #0, #9 8003970: 2100 movs r1, #0 8003972: 4b47 ldr r3, [pc, #284] ; (8003a90 ) 8003974: fb03 f201 mul.w r2, r3, r1 8003978: 2300 movs r3, #0 800397a: fb00 f303 mul.w r3, r0, r3 800397e: 4413 add r3, r2 8003980: 4a43 ldr r2, [pc, #268] ; (8003a90 ) 8003982: fba0 1202 umull r1, r2, r0, r2 8003986: 62fa str r2, [r7, #44] ; 0x2c 8003988: 460a mov r2, r1 800398a: 62ba str r2, [r7, #40] ; 0x28 800398c: 6afa ldr r2, [r7, #44] ; 0x2c 800398e: 4413 add r3, r2 8003990: 62fb str r3, [r7, #44] ; 0x2c 8003992: 6b7b ldr r3, [r7, #52] ; 0x34 8003994: 2200 movs r2, #0 8003996: 61bb str r3, [r7, #24] 8003998: 61fa str r2, [r7, #28] 800399a: e9d7 2306 ldrd r2, r3, [r7, #24] 800399e: e9d7 010a ldrd r0, r1, [r7, #40] ; 0x28 80039a2: f7fd f911 bl 8000bc8 <__aeabi_uldivmod> 80039a6: 4602 mov r2, r0 80039a8: 460b mov r3, r1 80039aa: 4613 mov r3, r2 80039ac: 63fb str r3, [r7, #60] ; 0x3c 80039ae: e053 b.n 8003a58 } else { /* HSI used as PLL clock source */ pllvco = (uint32_t) ((((uint64_t) HSI_VALUE * ((uint64_t) ((RCC->PLLCFGR & RCC_PLLCFGR_PLLN) >> RCC_PLLCFGR_PLLN_Pos)))) / (uint64_t)pllm); 80039b0: 4b35 ldr r3, [pc, #212] ; (8003a88 ) 80039b2: 685b ldr r3, [r3, #4] 80039b4: 099b lsrs r3, r3, #6 80039b6: 2200 movs r2, #0 80039b8: 613b str r3, [r7, #16] 80039ba: 617a str r2, [r7, #20] 80039bc: 693b ldr r3, [r7, #16] 80039be: f3c3 0a08 ubfx sl, r3, #0, #9 80039c2: f04f 0b00 mov.w fp, #0 80039c6: 4652 mov r2, sl 80039c8: 465b mov r3, fp 80039ca: f04f 0000 mov.w r0, #0 80039ce: f04f 0100 mov.w r1, #0 80039d2: 0159 lsls r1, r3, #5 80039d4: ea41 61d2 orr.w r1, r1, r2, lsr #27 80039d8: 0150 lsls r0, r2, #5 80039da: 4602 mov r2, r0 80039dc: 460b mov r3, r1 80039de: ebb2 080a subs.w r8, r2, sl 80039e2: eb63 090b sbc.w r9, r3, fp 80039e6: f04f 0200 mov.w r2, #0 80039ea: f04f 0300 mov.w r3, #0 80039ee: ea4f 1389 mov.w r3, r9, lsl #6 80039f2: ea43 6398 orr.w r3, r3, r8, lsr #26 80039f6: ea4f 1288 mov.w r2, r8, lsl #6 80039fa: ebb2 0408 subs.w r4, r2, r8 80039fe: eb63 0509 sbc.w r5, r3, r9 8003a02: f04f 0200 mov.w r2, #0 8003a06: f04f 0300 mov.w r3, #0 8003a0a: 00eb lsls r3, r5, #3 8003a0c: ea43 7354 orr.w r3, r3, r4, lsr #29 8003a10: 00e2 lsls r2, r4, #3 8003a12: 4614 mov r4, r2 8003a14: 461d mov r5, r3 8003a16: eb14 030a adds.w r3, r4, sl 8003a1a: 603b str r3, [r7, #0] 8003a1c: eb45 030b adc.w r3, r5, fp 8003a20: 607b str r3, [r7, #4] 8003a22: f04f 0200 mov.w r2, #0 8003a26: f04f 0300 mov.w r3, #0 8003a2a: e9d7 4500 ldrd r4, r5, [r7] 8003a2e: 4629 mov r1, r5 8003a30: 028b lsls r3, r1, #10 8003a32: 4621 mov r1, r4 8003a34: ea43 5391 orr.w r3, r3, r1, lsr #22 8003a38: 4621 mov r1, r4 8003a3a: 028a lsls r2, r1, #10 8003a3c: 4610 mov r0, r2 8003a3e: 4619 mov r1, r3 8003a40: 6b7b ldr r3, [r7, #52] ; 0x34 8003a42: 2200 movs r2, #0 8003a44: 60bb str r3, [r7, #8] 8003a46: 60fa str r2, [r7, #12] 8003a48: e9d7 2302 ldrd r2, r3, [r7, #8] 8003a4c: f7fd f8bc bl 8000bc8 <__aeabi_uldivmod> 8003a50: 4602 mov r2, r0 8003a52: 460b mov r3, r1 8003a54: 4613 mov r3, r2 8003a56: 63fb str r3, [r7, #60] ; 0x3c } pllp = ((((RCC->PLLCFGR & RCC_PLLCFGR_PLLP) >> RCC_PLLCFGR_PLLP_Pos) + 1U) *2U); 8003a58: 4b0b ldr r3, [pc, #44] ; (8003a88 ) 8003a5a: 685b ldr r3, [r3, #4] 8003a5c: 0c1b lsrs r3, r3, #16 8003a5e: f003 0303 and.w r3, r3, #3 8003a62: 3301 adds r3, #1 8003a64: 005b lsls r3, r3, #1 8003a66: 633b str r3, [r7, #48] ; 0x30 sysclockfreq = pllvco/pllp; 8003a68: 6bfa ldr r2, [r7, #60] ; 0x3c 8003a6a: 6b3b ldr r3, [r7, #48] ; 0x30 8003a6c: fbb2 f3f3 udiv r3, r2, r3 8003a70: 63bb str r3, [r7, #56] ; 0x38 break; 8003a72: e002 b.n 8003a7a } default: { sysclockfreq = HSI_VALUE; 8003a74: 4b05 ldr r3, [pc, #20] ; (8003a8c ) 8003a76: 63bb str r3, [r7, #56] ; 0x38 break; 8003a78: bf00 nop } } return sysclockfreq; 8003a7a: 6bbb ldr r3, [r7, #56] ; 0x38 } 8003a7c: 4618 mov r0, r3 8003a7e: 3740 adds r7, #64 ; 0x40 8003a80: 46bd mov sp, r7 8003a82: e8bd 8fb0 ldmia.w sp!, {r4, r5, r7, r8, r9, sl, fp, pc} 8003a86: bf00 nop 8003a88: 40023800 .word 0x40023800 8003a8c: 00f42400 .word 0x00f42400 8003a90: 017d7840 .word 0x017d7840 08003a94 : * @note The SystemCoreClock CMSIS variable is used to store System Clock Frequency * and updated within this function * @retval HCLK frequency */ uint32_t HAL_RCC_GetHCLKFreq(void) { 8003a94: b480 push {r7} 8003a96: af00 add r7, sp, #0 return SystemCoreClock; 8003a98: 4b03 ldr r3, [pc, #12] ; (8003aa8 ) 8003a9a: 681b ldr r3, [r3, #0] } 8003a9c: 4618 mov r0, r3 8003a9e: 46bd mov sp, r7 8003aa0: f85d 7b04 ldr.w r7, [sp], #4 8003aa4: 4770 bx lr 8003aa6: bf00 nop 8003aa8: 20000000 .word 0x20000000 08003aac : * @param ExtTiming Pointer to SRAM extended mode timing structure * @retval HAL status */ HAL_StatusTypeDef HAL_SRAM_Init(SRAM_HandleTypeDef *hsram, FMC_NORSRAM_TimingTypeDef *Timing, FMC_NORSRAM_TimingTypeDef *ExtTiming) { 8003aac: b580 push {r7, lr} 8003aae: b084 sub sp, #16 8003ab0: af00 add r7, sp, #0 8003ab2: 60f8 str r0, [r7, #12] 8003ab4: 60b9 str r1, [r7, #8] 8003ab6: 607a str r2, [r7, #4] /* Check the SRAM handle parameter */ if (hsram == NULL) 8003ab8: 68fb ldr r3, [r7, #12] 8003aba: 2b00 cmp r3, #0 8003abc: d101 bne.n 8003ac2 { return HAL_ERROR; 8003abe: 2301 movs r3, #1 8003ac0: e038 b.n 8003b34 } if (hsram->State == HAL_SRAM_STATE_RESET) 8003ac2: 68fb ldr r3, [r7, #12] 8003ac4: f893 3049 ldrb.w r3, [r3, #73] ; 0x49 8003ac8: b2db uxtb r3, r3 8003aca: 2b00 cmp r3, #0 8003acc: d106 bne.n 8003adc { /* Allocate lock resource and initialize it */ hsram->Lock = HAL_UNLOCKED; 8003ace: 68fb ldr r3, [r7, #12] 8003ad0: 2200 movs r2, #0 8003ad2: f883 2048 strb.w r2, [r3, #72] ; 0x48 /* Init the low level hardware */ hsram->MspInitCallback(hsram); #else /* Initialize the low level hardware (MSP) */ HAL_SRAM_MspInit(hsram); 8003ad6: 68f8 ldr r0, [r7, #12] 8003ad8: f7fd fd74 bl 80015c4 #endif /* USE_HAL_SRAM_REGISTER_CALLBACKS */ } /* Initialize SRAM control Interface */ (void)FMC_NORSRAM_Init(hsram->Instance, &(hsram->Init)); 8003adc: 68fb ldr r3, [r7, #12] 8003ade: 681a ldr r2, [r3, #0] 8003ae0: 68fb ldr r3, [r7, #12] 8003ae2: 3308 adds r3, #8 8003ae4: 4619 mov r1, r3 8003ae6: 4610 mov r0, r2 8003ae8: f000 fcb4 bl 8004454 /* Initialize SRAM timing Interface */ (void)FMC_NORSRAM_Timing_Init(hsram->Instance, Timing, hsram->Init.NSBank); 8003aec: 68fb ldr r3, [r7, #12] 8003aee: 6818 ldr r0, [r3, #0] 8003af0: 68fb ldr r3, [r7, #12] 8003af2: 689b ldr r3, [r3, #8] 8003af4: 461a mov r2, r3 8003af6: 68b9 ldr r1, [r7, #8] 8003af8: f000 fd32 bl 8004560 /* Initialize SRAM extended mode timing Interface */ (void)FMC_NORSRAM_Extended_Timing_Init(hsram->Extended, ExtTiming, hsram->Init.NSBank, 8003afc: 68fb ldr r3, [r7, #12] 8003afe: 6858 ldr r0, [r3, #4] 8003b00: 68fb ldr r3, [r7, #12] 8003b02: 689a ldr r2, [r3, #8] 8003b04: 68fb ldr r3, [r7, #12] 8003b06: 6b1b ldr r3, [r3, #48] ; 0x30 8003b08: 6879 ldr r1, [r7, #4] 8003b0a: f000 fd79 bl 8004600 hsram->Init.ExtendedMode); /* Enable the NORSRAM device */ __FMC_NORSRAM_ENABLE(hsram->Instance, hsram->Init.NSBank); 8003b0e: 68fb ldr r3, [r7, #12] 8003b10: 681b ldr r3, [r3, #0] 8003b12: 68fa ldr r2, [r7, #12] 8003b14: 6892 ldr r2, [r2, #8] 8003b16: f853 1022 ldr.w r1, [r3, r2, lsl #2] 8003b1a: 68fb ldr r3, [r7, #12] 8003b1c: 681b ldr r3, [r3, #0] 8003b1e: 68fa ldr r2, [r7, #12] 8003b20: 6892 ldr r2, [r2, #8] 8003b22: f041 0101 orr.w r1, r1, #1 8003b26: f843 1022 str.w r1, [r3, r2, lsl #2] /* Initialize the SRAM controller state */ hsram->State = HAL_SRAM_STATE_READY; 8003b2a: 68fb ldr r3, [r7, #12] 8003b2c: 2201 movs r2, #1 8003b2e: f883 2049 strb.w r2, [r3, #73] ; 0x49 return HAL_OK; 8003b32: 2300 movs r3, #0 } 8003b34: 4618 mov r0, r3 8003b36: 3710 adds r7, #16 8003b38: 46bd mov sp, r7 8003b3a: bd80 pop {r7, pc} 08003b3c : * Ex: call @ref HAL_TIM_Base_DeInit() before HAL_TIM_Base_Init() * @param htim TIM Base handle * @retval HAL status */ HAL_StatusTypeDef HAL_TIM_Base_Init(TIM_HandleTypeDef *htim) { 8003b3c: b580 push {r7, lr} 8003b3e: b082 sub sp, #8 8003b40: af00 add r7, sp, #0 8003b42: 6078 str r0, [r7, #4] /* Check the TIM handle allocation */ if (htim == NULL) 8003b44: 687b ldr r3, [r7, #4] 8003b46: 2b00 cmp r3, #0 8003b48: d101 bne.n 8003b4e { return HAL_ERROR; 8003b4a: 2301 movs r3, #1 8003b4c: e041 b.n 8003bd2 assert_param(IS_TIM_INSTANCE(htim->Instance)); assert_param(IS_TIM_COUNTER_MODE(htim->Init.CounterMode)); assert_param(IS_TIM_CLOCKDIVISION_DIV(htim->Init.ClockDivision)); assert_param(IS_TIM_AUTORELOAD_PRELOAD(htim->Init.AutoReloadPreload)); if (htim->State == HAL_TIM_STATE_RESET) 8003b4e: 687b ldr r3, [r7, #4] 8003b50: f893 303d ldrb.w r3, [r3, #61] ; 0x3d 8003b54: b2db uxtb r3, r3 8003b56: 2b00 cmp r3, #0 8003b58: d106 bne.n 8003b68 { /* Allocate lock resource and initialize it */ htim->Lock = HAL_UNLOCKED; 8003b5a: 687b ldr r3, [r7, #4] 8003b5c: 2200 movs r2, #0 8003b5e: f883 203c strb.w r2, [r3, #60] ; 0x3c } /* Init the low level hardware : GPIO, CLOCK, NVIC */ htim->Base_MspInitCallback(htim); #else /* Init the low level hardware : GPIO, CLOCK, NVIC */ HAL_TIM_Base_MspInit(htim); 8003b62: 6878 ldr r0, [r7, #4] 8003b64: f7fd fc96 bl 8001494 #endif /* USE_HAL_TIM_REGISTER_CALLBACKS */ } /* Set the TIM state */ htim->State = HAL_TIM_STATE_BUSY; 8003b68: 687b ldr r3, [r7, #4] 8003b6a: 2202 movs r2, #2 8003b6c: f883 203d strb.w r2, [r3, #61] ; 0x3d /* Set the Time Base configuration */ TIM_Base_SetConfig(htim->Instance, &htim->Init); 8003b70: 687b ldr r3, [r7, #4] 8003b72: 681a ldr r2, [r3, #0] 8003b74: 687b ldr r3, [r7, #4] 8003b76: 3304 adds r3, #4 8003b78: 4619 mov r1, r3 8003b7a: 4610 mov r0, r2 8003b7c: f000 faa0 bl 80040c0 /* Initialize the DMA burst operation state */ htim->DMABurstState = HAL_DMA_BURST_STATE_READY; 8003b80: 687b ldr r3, [r7, #4] 8003b82: 2201 movs r2, #1 8003b84: f883 2046 strb.w r2, [r3, #70] ; 0x46 /* Initialize the TIM channels state */ TIM_CHANNEL_STATE_SET_ALL(htim, HAL_TIM_CHANNEL_STATE_READY); 8003b88: 687b ldr r3, [r7, #4] 8003b8a: 2201 movs r2, #1 8003b8c: f883 203e strb.w r2, [r3, #62] ; 0x3e 8003b90: 687b ldr r3, [r7, #4] 8003b92: 2201 movs r2, #1 8003b94: f883 203f strb.w r2, [r3, #63] ; 0x3f 8003b98: 687b ldr r3, [r7, #4] 8003b9a: 2201 movs r2, #1 8003b9c: f883 2040 strb.w r2, [r3, #64] ; 0x40 8003ba0: 687b ldr r3, [r7, #4] 8003ba2: 2201 movs r2, #1 8003ba4: f883 2041 strb.w r2, [r3, #65] ; 0x41 TIM_CHANNEL_N_STATE_SET_ALL(htim, HAL_TIM_CHANNEL_STATE_READY); 8003ba8: 687b ldr r3, [r7, #4] 8003baa: 2201 movs r2, #1 8003bac: f883 2042 strb.w r2, [r3, #66] ; 0x42 8003bb0: 687b ldr r3, [r7, #4] 8003bb2: 2201 movs r2, #1 8003bb4: f883 2043 strb.w r2, [r3, #67] ; 0x43 8003bb8: 687b ldr r3, [r7, #4] 8003bba: 2201 movs r2, #1 8003bbc: f883 2044 strb.w r2, [r3, #68] ; 0x44 8003bc0: 687b ldr r3, [r7, #4] 8003bc2: 2201 movs r2, #1 8003bc4: f883 2045 strb.w r2, [r3, #69] ; 0x45 /* Initialize the TIM state*/ htim->State = HAL_TIM_STATE_READY; 8003bc8: 687b ldr r3, [r7, #4] 8003bca: 2201 movs r2, #1 8003bcc: f883 203d strb.w r2, [r3, #61] ; 0x3d return HAL_OK; 8003bd0: 2300 movs r3, #0 } 8003bd2: 4618 mov r0, r3 8003bd4: 3708 adds r7, #8 8003bd6: 46bd mov sp, r7 8003bd8: bd80 pop {r7, pc} ... 08003bdc : * @brief Starts the TIM Base generation in interrupt mode. * @param htim TIM Base handle * @retval HAL status */ HAL_StatusTypeDef HAL_TIM_Base_Start_IT(TIM_HandleTypeDef *htim) { 8003bdc: b480 push {r7} 8003bde: b085 sub sp, #20 8003be0: af00 add r7, sp, #0 8003be2: 6078 str r0, [r7, #4] /* Check the parameters */ assert_param(IS_TIM_INSTANCE(htim->Instance)); /* Check the TIM state */ if (htim->State != HAL_TIM_STATE_READY) 8003be4: 687b ldr r3, [r7, #4] 8003be6: f893 303d ldrb.w r3, [r3, #61] ; 0x3d 8003bea: b2db uxtb r3, r3 8003bec: 2b01 cmp r3, #1 8003bee: d001 beq.n 8003bf4 { return HAL_ERROR; 8003bf0: 2301 movs r3, #1 8003bf2: e04e b.n 8003c92 } /* Set the TIM state */ htim->State = HAL_TIM_STATE_BUSY; 8003bf4: 687b ldr r3, [r7, #4] 8003bf6: 2202 movs r2, #2 8003bf8: f883 203d strb.w r2, [r3, #61] ; 0x3d /* Enable the TIM Update interrupt */ __HAL_TIM_ENABLE_IT(htim, TIM_IT_UPDATE); 8003bfc: 687b ldr r3, [r7, #4] 8003bfe: 681b ldr r3, [r3, #0] 8003c00: 68da ldr r2, [r3, #12] 8003c02: 687b ldr r3, [r7, #4] 8003c04: 681b ldr r3, [r3, #0] 8003c06: f042 0201 orr.w r2, r2, #1 8003c0a: 60da str r2, [r3, #12] /* Enable the Peripheral, except in trigger mode where enable is automatically done with trigger */ if (IS_TIM_SLAVE_INSTANCE(htim->Instance)) 8003c0c: 687b ldr r3, [r7, #4] 8003c0e: 681b ldr r3, [r3, #0] 8003c10: 4a23 ldr r2, [pc, #140] ; (8003ca0 ) 8003c12: 4293 cmp r3, r2 8003c14: d022 beq.n 8003c5c 8003c16: 687b ldr r3, [r7, #4] 8003c18: 681b ldr r3, [r3, #0] 8003c1a: f1b3 4f80 cmp.w r3, #1073741824 ; 0x40000000 8003c1e: d01d beq.n 8003c5c 8003c20: 687b ldr r3, [r7, #4] 8003c22: 681b ldr r3, [r3, #0] 8003c24: 4a1f ldr r2, [pc, #124] ; (8003ca4 ) 8003c26: 4293 cmp r3, r2 8003c28: d018 beq.n 8003c5c 8003c2a: 687b ldr r3, [r7, #4] 8003c2c: 681b ldr r3, [r3, #0] 8003c2e: 4a1e ldr r2, [pc, #120] ; (8003ca8 ) 8003c30: 4293 cmp r3, r2 8003c32: d013 beq.n 8003c5c 8003c34: 687b ldr r3, [r7, #4] 8003c36: 681b ldr r3, [r3, #0] 8003c38: 4a1c ldr r2, [pc, #112] ; (8003cac ) 8003c3a: 4293 cmp r3, r2 8003c3c: d00e beq.n 8003c5c 8003c3e: 687b ldr r3, [r7, #4] 8003c40: 681b ldr r3, [r3, #0] 8003c42: 4a1b ldr r2, [pc, #108] ; (8003cb0 ) 8003c44: 4293 cmp r3, r2 8003c46: d009 beq.n 8003c5c 8003c48: 687b ldr r3, [r7, #4] 8003c4a: 681b ldr r3, [r3, #0] 8003c4c: 4a19 ldr r2, [pc, #100] ; (8003cb4 ) 8003c4e: 4293 cmp r3, r2 8003c50: d004 beq.n 8003c5c 8003c52: 687b ldr r3, [r7, #4] 8003c54: 681b ldr r3, [r3, #0] 8003c56: 4a18 ldr r2, [pc, #96] ; (8003cb8 ) 8003c58: 4293 cmp r3, r2 8003c5a: d111 bne.n 8003c80 { tmpsmcr = htim->Instance->SMCR & TIM_SMCR_SMS; 8003c5c: 687b ldr r3, [r7, #4] 8003c5e: 681b ldr r3, [r3, #0] 8003c60: 689b ldr r3, [r3, #8] 8003c62: f003 0307 and.w r3, r3, #7 8003c66: 60fb str r3, [r7, #12] if (!IS_TIM_SLAVEMODE_TRIGGER_ENABLED(tmpsmcr)) 8003c68: 68fb ldr r3, [r7, #12] 8003c6a: 2b06 cmp r3, #6 8003c6c: d010 beq.n 8003c90 { __HAL_TIM_ENABLE(htim); 8003c6e: 687b ldr r3, [r7, #4] 8003c70: 681b ldr r3, [r3, #0] 8003c72: 681a ldr r2, [r3, #0] 8003c74: 687b ldr r3, [r7, #4] 8003c76: 681b ldr r3, [r3, #0] 8003c78: f042 0201 orr.w r2, r2, #1 8003c7c: 601a str r2, [r3, #0] if (!IS_TIM_SLAVEMODE_TRIGGER_ENABLED(tmpsmcr)) 8003c7e: e007 b.n 8003c90 } } else { __HAL_TIM_ENABLE(htim); 8003c80: 687b ldr r3, [r7, #4] 8003c82: 681b ldr r3, [r3, #0] 8003c84: 681a ldr r2, [r3, #0] 8003c86: 687b ldr r3, [r7, #4] 8003c88: 681b ldr r3, [r3, #0] 8003c8a: f042 0201 orr.w r2, r2, #1 8003c8e: 601a str r2, [r3, #0] } /* Return function status */ return HAL_OK; 8003c90: 2300 movs r3, #0 } 8003c92: 4618 mov r0, r3 8003c94: 3714 adds r7, #20 8003c96: 46bd mov sp, r7 8003c98: f85d 7b04 ldr.w r7, [sp], #4 8003c9c: 4770 bx lr 8003c9e: bf00 nop 8003ca0: 40010000 .word 0x40010000 8003ca4: 40000400 .word 0x40000400 8003ca8: 40000800 .word 0x40000800 8003cac: 40000c00 .word 0x40000c00 8003cb0: 40010400 .word 0x40010400 8003cb4: 40014000 .word 0x40014000 8003cb8: 40001800 .word 0x40001800 08003cbc : * @brief This function handles TIM interrupts requests. * @param htim TIM handle * @retval None */ void HAL_TIM_IRQHandler(TIM_HandleTypeDef *htim) { 8003cbc: b580 push {r7, lr} 8003cbe: b082 sub sp, #8 8003cc0: af00 add r7, sp, #0 8003cc2: 6078 str r0, [r7, #4] /* Capture compare 1 event */ if (__HAL_TIM_GET_FLAG(htim, TIM_FLAG_CC1) != RESET) 8003cc4: 687b ldr r3, [r7, #4] 8003cc6: 681b ldr r3, [r3, #0] 8003cc8: 691b ldr r3, [r3, #16] 8003cca: f003 0302 and.w r3, r3, #2 8003cce: 2b02 cmp r3, #2 8003cd0: d122 bne.n 8003d18 { if (__HAL_TIM_GET_IT_SOURCE(htim, TIM_IT_CC1) != RESET) 8003cd2: 687b ldr r3, [r7, #4] 8003cd4: 681b ldr r3, [r3, #0] 8003cd6: 68db ldr r3, [r3, #12] 8003cd8: f003 0302 and.w r3, r3, #2 8003cdc: 2b02 cmp r3, #2 8003cde: d11b bne.n 8003d18 { { __HAL_TIM_CLEAR_IT(htim, TIM_IT_CC1); 8003ce0: 687b ldr r3, [r7, #4] 8003ce2: 681b ldr r3, [r3, #0] 8003ce4: f06f 0202 mvn.w r2, #2 8003ce8: 611a str r2, [r3, #16] htim->Channel = HAL_TIM_ACTIVE_CHANNEL_1; 8003cea: 687b ldr r3, [r7, #4] 8003cec: 2201 movs r2, #1 8003cee: 771a strb r2, [r3, #28] /* Input capture event */ if ((htim->Instance->CCMR1 & TIM_CCMR1_CC1S) != 0x00U) 8003cf0: 687b ldr r3, [r7, #4] 8003cf2: 681b ldr r3, [r3, #0] 8003cf4: 699b ldr r3, [r3, #24] 8003cf6: f003 0303 and.w r3, r3, #3 8003cfa: 2b00 cmp r3, #0 8003cfc: d003 beq.n 8003d06 { #if (USE_HAL_TIM_REGISTER_CALLBACKS == 1) htim->IC_CaptureCallback(htim); #else HAL_TIM_IC_CaptureCallback(htim); 8003cfe: 6878 ldr r0, [r7, #4] 8003d00: f000 f9bf bl 8004082 8003d04: e005 b.n 8003d12 { #if (USE_HAL_TIM_REGISTER_CALLBACKS == 1) htim->OC_DelayElapsedCallback(htim); htim->PWM_PulseFinishedCallback(htim); #else HAL_TIM_OC_DelayElapsedCallback(htim); 8003d06: 6878 ldr r0, [r7, #4] 8003d08: f000 f9b1 bl 800406e HAL_TIM_PWM_PulseFinishedCallback(htim); 8003d0c: 6878 ldr r0, [r7, #4] 8003d0e: f000 f9c2 bl 8004096 #endif /* USE_HAL_TIM_REGISTER_CALLBACKS */ } htim->Channel = HAL_TIM_ACTIVE_CHANNEL_CLEARED; 8003d12: 687b ldr r3, [r7, #4] 8003d14: 2200 movs r2, #0 8003d16: 771a strb r2, [r3, #28] } } } /* Capture compare 2 event */ if (__HAL_TIM_GET_FLAG(htim, TIM_FLAG_CC2) != RESET) 8003d18: 687b ldr r3, [r7, #4] 8003d1a: 681b ldr r3, [r3, #0] 8003d1c: 691b ldr r3, [r3, #16] 8003d1e: f003 0304 and.w r3, r3, #4 8003d22: 2b04 cmp r3, #4 8003d24: d122 bne.n 8003d6c { if (__HAL_TIM_GET_IT_SOURCE(htim, TIM_IT_CC2) != RESET) 8003d26: 687b ldr r3, [r7, #4] 8003d28: 681b ldr r3, [r3, #0] 8003d2a: 68db ldr r3, [r3, #12] 8003d2c: f003 0304 and.w r3, r3, #4 8003d30: 2b04 cmp r3, #4 8003d32: d11b bne.n 8003d6c { __HAL_TIM_CLEAR_IT(htim, TIM_IT_CC2); 8003d34: 687b ldr r3, [r7, #4] 8003d36: 681b ldr r3, [r3, #0] 8003d38: f06f 0204 mvn.w r2, #4 8003d3c: 611a str r2, [r3, #16] htim->Channel = HAL_TIM_ACTIVE_CHANNEL_2; 8003d3e: 687b ldr r3, [r7, #4] 8003d40: 2202 movs r2, #2 8003d42: 771a strb r2, [r3, #28] /* Input capture event */ if ((htim->Instance->CCMR1 & TIM_CCMR1_CC2S) != 0x00U) 8003d44: 687b ldr r3, [r7, #4] 8003d46: 681b ldr r3, [r3, #0] 8003d48: 699b ldr r3, [r3, #24] 8003d4a: f403 7340 and.w r3, r3, #768 ; 0x300 8003d4e: 2b00 cmp r3, #0 8003d50: d003 beq.n 8003d5a { #if (USE_HAL_TIM_REGISTER_CALLBACKS == 1) htim->IC_CaptureCallback(htim); #else HAL_TIM_IC_CaptureCallback(htim); 8003d52: 6878 ldr r0, [r7, #4] 8003d54: f000 f995 bl 8004082 8003d58: e005 b.n 8003d66 { #if (USE_HAL_TIM_REGISTER_CALLBACKS == 1) htim->OC_DelayElapsedCallback(htim); htim->PWM_PulseFinishedCallback(htim); #else HAL_TIM_OC_DelayElapsedCallback(htim); 8003d5a: 6878 ldr r0, [r7, #4] 8003d5c: f000 f987 bl 800406e HAL_TIM_PWM_PulseFinishedCallback(htim); 8003d60: 6878 ldr r0, [r7, #4] 8003d62: f000 f998 bl 8004096 #endif /* USE_HAL_TIM_REGISTER_CALLBACKS */ } htim->Channel = HAL_TIM_ACTIVE_CHANNEL_CLEARED; 8003d66: 687b ldr r3, [r7, #4] 8003d68: 2200 movs r2, #0 8003d6a: 771a strb r2, [r3, #28] } } /* Capture compare 3 event */ if (__HAL_TIM_GET_FLAG(htim, TIM_FLAG_CC3) != RESET) 8003d6c: 687b ldr r3, [r7, #4] 8003d6e: 681b ldr r3, [r3, #0] 8003d70: 691b ldr r3, [r3, #16] 8003d72: f003 0308 and.w r3, r3, #8 8003d76: 2b08 cmp r3, #8 8003d78: d122 bne.n 8003dc0 { if (__HAL_TIM_GET_IT_SOURCE(htim, TIM_IT_CC3) != RESET) 8003d7a: 687b ldr r3, [r7, #4] 8003d7c: 681b ldr r3, [r3, #0] 8003d7e: 68db ldr r3, [r3, #12] 8003d80: f003 0308 and.w r3, r3, #8 8003d84: 2b08 cmp r3, #8 8003d86: d11b bne.n 8003dc0 { __HAL_TIM_CLEAR_IT(htim, TIM_IT_CC3); 8003d88: 687b ldr r3, [r7, #4] 8003d8a: 681b ldr r3, [r3, #0] 8003d8c: f06f 0208 mvn.w r2, #8 8003d90: 611a str r2, [r3, #16] htim->Channel = HAL_TIM_ACTIVE_CHANNEL_3; 8003d92: 687b ldr r3, [r7, #4] 8003d94: 2204 movs r2, #4 8003d96: 771a strb r2, [r3, #28] /* Input capture event */ if ((htim->Instance->CCMR2 & TIM_CCMR2_CC3S) != 0x00U) 8003d98: 687b ldr r3, [r7, #4] 8003d9a: 681b ldr r3, [r3, #0] 8003d9c: 69db ldr r3, [r3, #28] 8003d9e: f003 0303 and.w r3, r3, #3 8003da2: 2b00 cmp r3, #0 8003da4: d003 beq.n 8003dae { #if (USE_HAL_TIM_REGISTER_CALLBACKS == 1) htim->IC_CaptureCallback(htim); #else HAL_TIM_IC_CaptureCallback(htim); 8003da6: 6878 ldr r0, [r7, #4] 8003da8: f000 f96b bl 8004082 8003dac: e005 b.n 8003dba { #if (USE_HAL_TIM_REGISTER_CALLBACKS == 1) htim->OC_DelayElapsedCallback(htim); htim->PWM_PulseFinishedCallback(htim); #else HAL_TIM_OC_DelayElapsedCallback(htim); 8003dae: 6878 ldr r0, [r7, #4] 8003db0: f000 f95d bl 800406e HAL_TIM_PWM_PulseFinishedCallback(htim); 8003db4: 6878 ldr r0, [r7, #4] 8003db6: f000 f96e bl 8004096 #endif /* USE_HAL_TIM_REGISTER_CALLBACKS */ } htim->Channel = HAL_TIM_ACTIVE_CHANNEL_CLEARED; 8003dba: 687b ldr r3, [r7, #4] 8003dbc: 2200 movs r2, #0 8003dbe: 771a strb r2, [r3, #28] } } /* Capture compare 4 event */ if (__HAL_TIM_GET_FLAG(htim, TIM_FLAG_CC4) != RESET) 8003dc0: 687b ldr r3, [r7, #4] 8003dc2: 681b ldr r3, [r3, #0] 8003dc4: 691b ldr r3, [r3, #16] 8003dc6: f003 0310 and.w r3, r3, #16 8003dca: 2b10 cmp r3, #16 8003dcc: d122 bne.n 8003e14 { if (__HAL_TIM_GET_IT_SOURCE(htim, TIM_IT_CC4) != RESET) 8003dce: 687b ldr r3, [r7, #4] 8003dd0: 681b ldr r3, [r3, #0] 8003dd2: 68db ldr r3, [r3, #12] 8003dd4: f003 0310 and.w r3, r3, #16 8003dd8: 2b10 cmp r3, #16 8003dda: d11b bne.n 8003e14 { __HAL_TIM_CLEAR_IT(htim, TIM_IT_CC4); 8003ddc: 687b ldr r3, [r7, #4] 8003dde: 681b ldr r3, [r3, #0] 8003de0: f06f 0210 mvn.w r2, #16 8003de4: 611a str r2, [r3, #16] htim->Channel = HAL_TIM_ACTIVE_CHANNEL_4; 8003de6: 687b ldr r3, [r7, #4] 8003de8: 2208 movs r2, #8 8003dea: 771a strb r2, [r3, #28] /* Input capture event */ if ((htim->Instance->CCMR2 & TIM_CCMR2_CC4S) != 0x00U) 8003dec: 687b ldr r3, [r7, #4] 8003dee: 681b ldr r3, [r3, #0] 8003df0: 69db ldr r3, [r3, #28] 8003df2: f403 7340 and.w r3, r3, #768 ; 0x300 8003df6: 2b00 cmp r3, #0 8003df8: d003 beq.n 8003e02 { #if (USE_HAL_TIM_REGISTER_CALLBACKS == 1) htim->IC_CaptureCallback(htim); #else HAL_TIM_IC_CaptureCallback(htim); 8003dfa: 6878 ldr r0, [r7, #4] 8003dfc: f000 f941 bl 8004082 8003e00: e005 b.n 8003e0e { #if (USE_HAL_TIM_REGISTER_CALLBACKS == 1) htim->OC_DelayElapsedCallback(htim); htim->PWM_PulseFinishedCallback(htim); #else HAL_TIM_OC_DelayElapsedCallback(htim); 8003e02: 6878 ldr r0, [r7, #4] 8003e04: f000 f933 bl 800406e HAL_TIM_PWM_PulseFinishedCallback(htim); 8003e08: 6878 ldr r0, [r7, #4] 8003e0a: f000 f944 bl 8004096 #endif /* USE_HAL_TIM_REGISTER_CALLBACKS */ } htim->Channel = HAL_TIM_ACTIVE_CHANNEL_CLEARED; 8003e0e: 687b ldr r3, [r7, #4] 8003e10: 2200 movs r2, #0 8003e12: 771a strb r2, [r3, #28] } } /* TIM Update event */ if (__HAL_TIM_GET_FLAG(htim, TIM_FLAG_UPDATE) != RESET) 8003e14: 687b ldr r3, [r7, #4] 8003e16: 681b ldr r3, [r3, #0] 8003e18: 691b ldr r3, [r3, #16] 8003e1a: f003 0301 and.w r3, r3, #1 8003e1e: 2b01 cmp r3, #1 8003e20: d10e bne.n 8003e40 { if (__HAL_TIM_GET_IT_SOURCE(htim, TIM_IT_UPDATE) != RESET) 8003e22: 687b ldr r3, [r7, #4] 8003e24: 681b ldr r3, [r3, #0] 8003e26: 68db ldr r3, [r3, #12] 8003e28: f003 0301 and.w r3, r3, #1 8003e2c: 2b01 cmp r3, #1 8003e2e: d107 bne.n 8003e40 { __HAL_TIM_CLEAR_IT(htim, TIM_IT_UPDATE); 8003e30: 687b ldr r3, [r7, #4] 8003e32: 681b ldr r3, [r3, #0] 8003e34: f06f 0201 mvn.w r2, #1 8003e38: 611a str r2, [r3, #16] #if (USE_HAL_TIM_REGISTER_CALLBACKS == 1) htim->PeriodElapsedCallback(htim); #else HAL_TIM_PeriodElapsedCallback(htim); 8003e3a: 6878 ldr r0, [r7, #4] 8003e3c: f000 f90d bl 800405a #endif /* USE_HAL_TIM_REGISTER_CALLBACKS */ } } /* TIM Break input event */ if (__HAL_TIM_GET_FLAG(htim, TIM_FLAG_BREAK) != RESET) 8003e40: 687b ldr r3, [r7, #4] 8003e42: 681b ldr r3, [r3, #0] 8003e44: 691b ldr r3, [r3, #16] 8003e46: f003 0380 and.w r3, r3, #128 ; 0x80 8003e4a: 2b80 cmp r3, #128 ; 0x80 8003e4c: d10e bne.n 8003e6c { if (__HAL_TIM_GET_IT_SOURCE(htim, TIM_IT_BREAK) != RESET) 8003e4e: 687b ldr r3, [r7, #4] 8003e50: 681b ldr r3, [r3, #0] 8003e52: 68db ldr r3, [r3, #12] 8003e54: f003 0380 and.w r3, r3, #128 ; 0x80 8003e58: 2b80 cmp r3, #128 ; 0x80 8003e5a: d107 bne.n 8003e6c { __HAL_TIM_CLEAR_IT(htim, TIM_IT_BREAK); 8003e5c: 687b ldr r3, [r7, #4] 8003e5e: 681b ldr r3, [r3, #0] 8003e60: f06f 0280 mvn.w r2, #128 ; 0x80 8003e64: 611a str r2, [r3, #16] #if (USE_HAL_TIM_REGISTER_CALLBACKS == 1) htim->BreakCallback(htim); #else HAL_TIMEx_BreakCallback(htim); 8003e66: 6878 ldr r0, [r7, #4] 8003e68: f000 faea bl 8004440 #endif /* USE_HAL_TIM_REGISTER_CALLBACKS */ } } /* TIM Trigger detection event */ if (__HAL_TIM_GET_FLAG(htim, TIM_FLAG_TRIGGER) != RESET) 8003e6c: 687b ldr r3, [r7, #4] 8003e6e: 681b ldr r3, [r3, #0] 8003e70: 691b ldr r3, [r3, #16] 8003e72: f003 0340 and.w r3, r3, #64 ; 0x40 8003e76: 2b40 cmp r3, #64 ; 0x40 8003e78: d10e bne.n 8003e98 { if (__HAL_TIM_GET_IT_SOURCE(htim, TIM_IT_TRIGGER) != RESET) 8003e7a: 687b ldr r3, [r7, #4] 8003e7c: 681b ldr r3, [r3, #0] 8003e7e: 68db ldr r3, [r3, #12] 8003e80: f003 0340 and.w r3, r3, #64 ; 0x40 8003e84: 2b40 cmp r3, #64 ; 0x40 8003e86: d107 bne.n 8003e98 { __HAL_TIM_CLEAR_IT(htim, TIM_IT_TRIGGER); 8003e88: 687b ldr r3, [r7, #4] 8003e8a: 681b ldr r3, [r3, #0] 8003e8c: f06f 0240 mvn.w r2, #64 ; 0x40 8003e90: 611a str r2, [r3, #16] #if (USE_HAL_TIM_REGISTER_CALLBACKS == 1) htim->TriggerCallback(htim); #else HAL_TIM_TriggerCallback(htim); 8003e92: 6878 ldr r0, [r7, #4] 8003e94: f000 f909 bl 80040aa #endif /* USE_HAL_TIM_REGISTER_CALLBACKS */ } } /* TIM commutation event */ if (__HAL_TIM_GET_FLAG(htim, TIM_FLAG_COM) != RESET) 8003e98: 687b ldr r3, [r7, #4] 8003e9a: 681b ldr r3, [r3, #0] 8003e9c: 691b ldr r3, [r3, #16] 8003e9e: f003 0320 and.w r3, r3, #32 8003ea2: 2b20 cmp r3, #32 8003ea4: d10e bne.n 8003ec4 { if (__HAL_TIM_GET_IT_SOURCE(htim, TIM_IT_COM) != RESET) 8003ea6: 687b ldr r3, [r7, #4] 8003ea8: 681b ldr r3, [r3, #0] 8003eaa: 68db ldr r3, [r3, #12] 8003eac: f003 0320 and.w r3, r3, #32 8003eb0: 2b20 cmp r3, #32 8003eb2: d107 bne.n 8003ec4 { __HAL_TIM_CLEAR_IT(htim, TIM_FLAG_COM); 8003eb4: 687b ldr r3, [r7, #4] 8003eb6: 681b ldr r3, [r3, #0] 8003eb8: f06f 0220 mvn.w r2, #32 8003ebc: 611a str r2, [r3, #16] #if (USE_HAL_TIM_REGISTER_CALLBACKS == 1) htim->CommutationCallback(htim); #else HAL_TIMEx_CommutCallback(htim); 8003ebe: 6878 ldr r0, [r7, #4] 8003ec0: f000 fab4 bl 800442c #endif /* USE_HAL_TIM_REGISTER_CALLBACKS */ } } } 8003ec4: bf00 nop 8003ec6: 3708 adds r7, #8 8003ec8: 46bd mov sp, r7 8003eca: bd80 pop {r7, pc} 08003ecc : * @param sClockSourceConfig pointer to a TIM_ClockConfigTypeDef structure that * contains the clock source information for the TIM peripheral. * @retval HAL status */ HAL_StatusTypeDef HAL_TIM_ConfigClockSource(TIM_HandleTypeDef *htim, TIM_ClockConfigTypeDef *sClockSourceConfig) { 8003ecc: b580 push {r7, lr} 8003ece: b084 sub sp, #16 8003ed0: af00 add r7, sp, #0 8003ed2: 6078 str r0, [r7, #4] 8003ed4: 6039 str r1, [r7, #0] HAL_StatusTypeDef status = HAL_OK; 8003ed6: 2300 movs r3, #0 8003ed8: 73fb strb r3, [r7, #15] uint32_t tmpsmcr; /* Process Locked */ __HAL_LOCK(htim); 8003eda: 687b ldr r3, [r7, #4] 8003edc: f893 303c ldrb.w r3, [r3, #60] ; 0x3c 8003ee0: 2b01 cmp r3, #1 8003ee2: d101 bne.n 8003ee8 8003ee4: 2302 movs r3, #2 8003ee6: e0b4 b.n 8004052 8003ee8: 687b ldr r3, [r7, #4] 8003eea: 2201 movs r2, #1 8003eec: f883 203c strb.w r2, [r3, #60] ; 0x3c htim->State = HAL_TIM_STATE_BUSY; 8003ef0: 687b ldr r3, [r7, #4] 8003ef2: 2202 movs r2, #2 8003ef4: f883 203d strb.w r2, [r3, #61] ; 0x3d /* Check the parameters */ assert_param(IS_TIM_CLOCKSOURCE(sClockSourceConfig->ClockSource)); /* Reset the SMS, TS, ECE, ETPS and ETRF bits */ tmpsmcr = htim->Instance->SMCR; 8003ef8: 687b ldr r3, [r7, #4] 8003efa: 681b ldr r3, [r3, #0] 8003efc: 689b ldr r3, [r3, #8] 8003efe: 60bb str r3, [r7, #8] tmpsmcr &= ~(TIM_SMCR_SMS | TIM_SMCR_TS); 8003f00: 68bb ldr r3, [r7, #8] 8003f02: f023 0377 bic.w r3, r3, #119 ; 0x77 8003f06: 60bb str r3, [r7, #8] tmpsmcr &= ~(TIM_SMCR_ETF | TIM_SMCR_ETPS | TIM_SMCR_ECE | TIM_SMCR_ETP); 8003f08: 68bb ldr r3, [r7, #8] 8003f0a: f423 437f bic.w r3, r3, #65280 ; 0xff00 8003f0e: 60bb str r3, [r7, #8] htim->Instance->SMCR = tmpsmcr; 8003f10: 687b ldr r3, [r7, #4] 8003f12: 681b ldr r3, [r3, #0] 8003f14: 68ba ldr r2, [r7, #8] 8003f16: 609a str r2, [r3, #8] switch (sClockSourceConfig->ClockSource) 8003f18: 683b ldr r3, [r7, #0] 8003f1a: 681b ldr r3, [r3, #0] 8003f1c: f5b3 5f00 cmp.w r3, #8192 ; 0x2000 8003f20: d03e beq.n 8003fa0 8003f22: f5b3 5f00 cmp.w r3, #8192 ; 0x2000 8003f26: f200 8087 bhi.w 8004038 8003f2a: f5b3 5f80 cmp.w r3, #4096 ; 0x1000 8003f2e: f000 8086 beq.w 800403e 8003f32: f5b3 5f80 cmp.w r3, #4096 ; 0x1000 8003f36: d87f bhi.n 8004038 8003f38: 2b70 cmp r3, #112 ; 0x70 8003f3a: d01a beq.n 8003f72 8003f3c: 2b70 cmp r3, #112 ; 0x70 8003f3e: d87b bhi.n 8004038 8003f40: 2b60 cmp r3, #96 ; 0x60 8003f42: d050 beq.n 8003fe6 8003f44: 2b60 cmp r3, #96 ; 0x60 8003f46: d877 bhi.n 8004038 8003f48: 2b50 cmp r3, #80 ; 0x50 8003f4a: d03c beq.n 8003fc6 8003f4c: 2b50 cmp r3, #80 ; 0x50 8003f4e: d873 bhi.n 8004038 8003f50: 2b40 cmp r3, #64 ; 0x40 8003f52: d058 beq.n 8004006 8003f54: 2b40 cmp r3, #64 ; 0x40 8003f56: d86f bhi.n 8004038 8003f58: 2b30 cmp r3, #48 ; 0x30 8003f5a: d064 beq.n 8004026 8003f5c: 2b30 cmp r3, #48 ; 0x30 8003f5e: d86b bhi.n 8004038 8003f60: 2b20 cmp r3, #32 8003f62: d060 beq.n 8004026 8003f64: 2b20 cmp r3, #32 8003f66: d867 bhi.n 8004038 8003f68: 2b00 cmp r3, #0 8003f6a: d05c beq.n 8004026 8003f6c: 2b10 cmp r3, #16 8003f6e: d05a beq.n 8004026 8003f70: e062 b.n 8004038 assert_param(IS_TIM_CLOCKPRESCALER(sClockSourceConfig->ClockPrescaler)); assert_param(IS_TIM_CLOCKPOLARITY(sClockSourceConfig->ClockPolarity)); assert_param(IS_TIM_CLOCKFILTER(sClockSourceConfig->ClockFilter)); /* Configure the ETR Clock source */ TIM_ETR_SetConfig(htim->Instance, 8003f72: 687b ldr r3, [r7, #4] 8003f74: 6818 ldr r0, [r3, #0] 8003f76: 683b ldr r3, [r7, #0] 8003f78: 6899 ldr r1, [r3, #8] 8003f7a: 683b ldr r3, [r7, #0] 8003f7c: 685a ldr r2, [r3, #4] 8003f7e: 683b ldr r3, [r7, #0] 8003f80: 68db ldr r3, [r3, #12] 8003f82: f000 f9b7 bl 80042f4 sClockSourceConfig->ClockPrescaler, sClockSourceConfig->ClockPolarity, sClockSourceConfig->ClockFilter); /* Select the External clock mode1 and the ETRF trigger */ tmpsmcr = htim->Instance->SMCR; 8003f86: 687b ldr r3, [r7, #4] 8003f88: 681b ldr r3, [r3, #0] 8003f8a: 689b ldr r3, [r3, #8] 8003f8c: 60bb str r3, [r7, #8] tmpsmcr |= (TIM_SLAVEMODE_EXTERNAL1 | TIM_CLOCKSOURCE_ETRMODE1); 8003f8e: 68bb ldr r3, [r7, #8] 8003f90: f043 0377 orr.w r3, r3, #119 ; 0x77 8003f94: 60bb str r3, [r7, #8] /* Write to TIMx SMCR */ htim->Instance->SMCR = tmpsmcr; 8003f96: 687b ldr r3, [r7, #4] 8003f98: 681b ldr r3, [r3, #0] 8003f9a: 68ba ldr r2, [r7, #8] 8003f9c: 609a str r2, [r3, #8] break; 8003f9e: e04f b.n 8004040 assert_param(IS_TIM_CLOCKPRESCALER(sClockSourceConfig->ClockPrescaler)); assert_param(IS_TIM_CLOCKPOLARITY(sClockSourceConfig->ClockPolarity)); assert_param(IS_TIM_CLOCKFILTER(sClockSourceConfig->ClockFilter)); /* Configure the ETR Clock source */ TIM_ETR_SetConfig(htim->Instance, 8003fa0: 687b ldr r3, [r7, #4] 8003fa2: 6818 ldr r0, [r3, #0] 8003fa4: 683b ldr r3, [r7, #0] 8003fa6: 6899 ldr r1, [r3, #8] 8003fa8: 683b ldr r3, [r7, #0] 8003faa: 685a ldr r2, [r3, #4] 8003fac: 683b ldr r3, [r7, #0] 8003fae: 68db ldr r3, [r3, #12] 8003fb0: f000 f9a0 bl 80042f4 sClockSourceConfig->ClockPrescaler, sClockSourceConfig->ClockPolarity, sClockSourceConfig->ClockFilter); /* Enable the External clock mode2 */ htim->Instance->SMCR |= TIM_SMCR_ECE; 8003fb4: 687b ldr r3, [r7, #4] 8003fb6: 681b ldr r3, [r3, #0] 8003fb8: 689a ldr r2, [r3, #8] 8003fba: 687b ldr r3, [r7, #4] 8003fbc: 681b ldr r3, [r3, #0] 8003fbe: f442 4280 orr.w r2, r2, #16384 ; 0x4000 8003fc2: 609a str r2, [r3, #8] break; 8003fc4: e03c b.n 8004040 /* Check TI1 input conditioning related parameters */ assert_param(IS_TIM_CLOCKPOLARITY(sClockSourceConfig->ClockPolarity)); assert_param(IS_TIM_CLOCKFILTER(sClockSourceConfig->ClockFilter)); TIM_TI1_ConfigInputStage(htim->Instance, 8003fc6: 687b ldr r3, [r7, #4] 8003fc8: 6818 ldr r0, [r3, #0] 8003fca: 683b ldr r3, [r7, #0] 8003fcc: 6859 ldr r1, [r3, #4] 8003fce: 683b ldr r3, [r7, #0] 8003fd0: 68db ldr r3, [r3, #12] 8003fd2: 461a mov r2, r3 8003fd4: f000 f914 bl 8004200 sClockSourceConfig->ClockPolarity, sClockSourceConfig->ClockFilter); TIM_ITRx_SetConfig(htim->Instance, TIM_CLOCKSOURCE_TI1); 8003fd8: 687b ldr r3, [r7, #4] 8003fda: 681b ldr r3, [r3, #0] 8003fdc: 2150 movs r1, #80 ; 0x50 8003fde: 4618 mov r0, r3 8003fe0: f000 f96d bl 80042be break; 8003fe4: e02c b.n 8004040 /* Check TI2 input conditioning related parameters */ assert_param(IS_TIM_CLOCKPOLARITY(sClockSourceConfig->ClockPolarity)); assert_param(IS_TIM_CLOCKFILTER(sClockSourceConfig->ClockFilter)); TIM_TI2_ConfigInputStage(htim->Instance, 8003fe6: 687b ldr r3, [r7, #4] 8003fe8: 6818 ldr r0, [r3, #0] 8003fea: 683b ldr r3, [r7, #0] 8003fec: 6859 ldr r1, [r3, #4] 8003fee: 683b ldr r3, [r7, #0] 8003ff0: 68db ldr r3, [r3, #12] 8003ff2: 461a mov r2, r3 8003ff4: f000 f933 bl 800425e sClockSourceConfig->ClockPolarity, sClockSourceConfig->ClockFilter); TIM_ITRx_SetConfig(htim->Instance, TIM_CLOCKSOURCE_TI2); 8003ff8: 687b ldr r3, [r7, #4] 8003ffa: 681b ldr r3, [r3, #0] 8003ffc: 2160 movs r1, #96 ; 0x60 8003ffe: 4618 mov r0, r3 8004000: f000 f95d bl 80042be break; 8004004: e01c b.n 8004040 /* Check TI1 input conditioning related parameters */ assert_param(IS_TIM_CLOCKPOLARITY(sClockSourceConfig->ClockPolarity)); assert_param(IS_TIM_CLOCKFILTER(sClockSourceConfig->ClockFilter)); TIM_TI1_ConfigInputStage(htim->Instance, 8004006: 687b ldr r3, [r7, #4] 8004008: 6818 ldr r0, [r3, #0] 800400a: 683b ldr r3, [r7, #0] 800400c: 6859 ldr r1, [r3, #4] 800400e: 683b ldr r3, [r7, #0] 8004010: 68db ldr r3, [r3, #12] 8004012: 461a mov r2, r3 8004014: f000 f8f4 bl 8004200 sClockSourceConfig->ClockPolarity, sClockSourceConfig->ClockFilter); TIM_ITRx_SetConfig(htim->Instance, TIM_CLOCKSOURCE_TI1ED); 8004018: 687b ldr r3, [r7, #4] 800401a: 681b ldr r3, [r3, #0] 800401c: 2140 movs r1, #64 ; 0x40 800401e: 4618 mov r0, r3 8004020: f000 f94d bl 80042be break; 8004024: e00c b.n 8004040 case TIM_CLOCKSOURCE_ITR3: { /* Check whether or not the timer instance supports internal trigger input */ assert_param(IS_TIM_CLOCKSOURCE_ITRX_INSTANCE(htim->Instance)); TIM_ITRx_SetConfig(htim->Instance, sClockSourceConfig->ClockSource); 8004026: 687b ldr r3, [r7, #4] 8004028: 681a ldr r2, [r3, #0] 800402a: 683b ldr r3, [r7, #0] 800402c: 681b ldr r3, [r3, #0] 800402e: 4619 mov r1, r3 8004030: 4610 mov r0, r2 8004032: f000 f944 bl 80042be break; 8004036: e003 b.n 8004040 } default: status = HAL_ERROR; 8004038: 2301 movs r3, #1 800403a: 73fb strb r3, [r7, #15] break; 800403c: e000 b.n 8004040 break; 800403e: bf00 nop } htim->State = HAL_TIM_STATE_READY; 8004040: 687b ldr r3, [r7, #4] 8004042: 2201 movs r2, #1 8004044: f883 203d strb.w r2, [r3, #61] ; 0x3d __HAL_UNLOCK(htim); 8004048: 687b ldr r3, [r7, #4] 800404a: 2200 movs r2, #0 800404c: f883 203c strb.w r2, [r3, #60] ; 0x3c return status; 8004050: 7bfb ldrb r3, [r7, #15] } 8004052: 4618 mov r0, r3 8004054: 3710 adds r7, #16 8004056: 46bd mov sp, r7 8004058: bd80 pop {r7, pc} 0800405a : * @brief Period elapsed callback in non-blocking mode * @param htim TIM handle * @retval None */ __weak void HAL_TIM_PeriodElapsedCallback(TIM_HandleTypeDef *htim) { 800405a: b480 push {r7} 800405c: b083 sub sp, #12 800405e: af00 add r7, sp, #0 8004060: 6078 str r0, [r7, #4] UNUSED(htim); /* NOTE : This function should not be modified, when the callback is needed, the HAL_TIM_PeriodElapsedCallback could be implemented in the user file */ } 8004062: bf00 nop 8004064: 370c adds r7, #12 8004066: 46bd mov sp, r7 8004068: f85d 7b04 ldr.w r7, [sp], #4 800406c: 4770 bx lr 0800406e : * @brief Output Compare callback in non-blocking mode * @param htim TIM OC handle * @retval None */ __weak void HAL_TIM_OC_DelayElapsedCallback(TIM_HandleTypeDef *htim) { 800406e: b480 push {r7} 8004070: b083 sub sp, #12 8004072: af00 add r7, sp, #0 8004074: 6078 str r0, [r7, #4] UNUSED(htim); /* NOTE : This function should not be modified, when the callback is needed, the HAL_TIM_OC_DelayElapsedCallback could be implemented in the user file */ } 8004076: bf00 nop 8004078: 370c adds r7, #12 800407a: 46bd mov sp, r7 800407c: f85d 7b04 ldr.w r7, [sp], #4 8004080: 4770 bx lr 08004082 : * @brief Input Capture callback in non-blocking mode * @param htim TIM IC handle * @retval None */ __weak void HAL_TIM_IC_CaptureCallback(TIM_HandleTypeDef *htim) { 8004082: b480 push {r7} 8004084: b083 sub sp, #12 8004086: af00 add r7, sp, #0 8004088: 6078 str r0, [r7, #4] UNUSED(htim); /* NOTE : This function should not be modified, when the callback is needed, the HAL_TIM_IC_CaptureCallback could be implemented in the user file */ } 800408a: bf00 nop 800408c: 370c adds r7, #12 800408e: 46bd mov sp, r7 8004090: f85d 7b04 ldr.w r7, [sp], #4 8004094: 4770 bx lr 08004096 : * @brief PWM Pulse finished callback in non-blocking mode * @param htim TIM handle * @retval None */ __weak void HAL_TIM_PWM_PulseFinishedCallback(TIM_HandleTypeDef *htim) { 8004096: b480 push {r7} 8004098: b083 sub sp, #12 800409a: af00 add r7, sp, #0 800409c: 6078 str r0, [r7, #4] UNUSED(htim); /* NOTE : This function should not be modified, when the callback is needed, the HAL_TIM_PWM_PulseFinishedCallback could be implemented in the user file */ } 800409e: bf00 nop 80040a0: 370c adds r7, #12 80040a2: 46bd mov sp, r7 80040a4: f85d 7b04 ldr.w r7, [sp], #4 80040a8: 4770 bx lr 080040aa : * @brief Hall Trigger detection callback in non-blocking mode * @param htim TIM handle * @retval None */ __weak void HAL_TIM_TriggerCallback(TIM_HandleTypeDef *htim) { 80040aa: b480 push {r7} 80040ac: b083 sub sp, #12 80040ae: af00 add r7, sp, #0 80040b0: 6078 str r0, [r7, #4] UNUSED(htim); /* NOTE : This function should not be modified, when the callback is needed, the HAL_TIM_TriggerCallback could be implemented in the user file */ } 80040b2: bf00 nop 80040b4: 370c adds r7, #12 80040b6: 46bd mov sp, r7 80040b8: f85d 7b04 ldr.w r7, [sp], #4 80040bc: 4770 bx lr ... 080040c0 : * @param TIMx TIM peripheral * @param Structure TIM Base configuration structure * @retval None */ void TIM_Base_SetConfig(TIM_TypeDef *TIMx, TIM_Base_InitTypeDef *Structure) { 80040c0: b480 push {r7} 80040c2: b085 sub sp, #20 80040c4: af00 add r7, sp, #0 80040c6: 6078 str r0, [r7, #4] 80040c8: 6039 str r1, [r7, #0] uint32_t tmpcr1; tmpcr1 = TIMx->CR1; 80040ca: 687b ldr r3, [r7, #4] 80040cc: 681b ldr r3, [r3, #0] 80040ce: 60fb str r3, [r7, #12] /* Set TIM Time Base Unit parameters ---------------------------------------*/ if (IS_TIM_COUNTER_MODE_SELECT_INSTANCE(TIMx)) 80040d0: 687b ldr r3, [r7, #4] 80040d2: 4a40 ldr r2, [pc, #256] ; (80041d4 ) 80040d4: 4293 cmp r3, r2 80040d6: d013 beq.n 8004100 80040d8: 687b ldr r3, [r7, #4] 80040da: f1b3 4f80 cmp.w r3, #1073741824 ; 0x40000000 80040de: d00f beq.n 8004100 80040e0: 687b ldr r3, [r7, #4] 80040e2: 4a3d ldr r2, [pc, #244] ; (80041d8 ) 80040e4: 4293 cmp r3, r2 80040e6: d00b beq.n 8004100 80040e8: 687b ldr r3, [r7, #4] 80040ea: 4a3c ldr r2, [pc, #240] ; (80041dc ) 80040ec: 4293 cmp r3, r2 80040ee: d007 beq.n 8004100 80040f0: 687b ldr r3, [r7, #4] 80040f2: 4a3b ldr r2, [pc, #236] ; (80041e0 ) 80040f4: 4293 cmp r3, r2 80040f6: d003 beq.n 8004100 80040f8: 687b ldr r3, [r7, #4] 80040fa: 4a3a ldr r2, [pc, #232] ; (80041e4 ) 80040fc: 4293 cmp r3, r2 80040fe: d108 bne.n 8004112 { /* Select the Counter Mode */ tmpcr1 &= ~(TIM_CR1_DIR | TIM_CR1_CMS); 8004100: 68fb ldr r3, [r7, #12] 8004102: f023 0370 bic.w r3, r3, #112 ; 0x70 8004106: 60fb str r3, [r7, #12] tmpcr1 |= Structure->CounterMode; 8004108: 683b ldr r3, [r7, #0] 800410a: 685b ldr r3, [r3, #4] 800410c: 68fa ldr r2, [r7, #12] 800410e: 4313 orrs r3, r2 8004110: 60fb str r3, [r7, #12] } if (IS_TIM_CLOCK_DIVISION_INSTANCE(TIMx)) 8004112: 687b ldr r3, [r7, #4] 8004114: 4a2f ldr r2, [pc, #188] ; (80041d4 ) 8004116: 4293 cmp r3, r2 8004118: d02b beq.n 8004172 800411a: 687b ldr r3, [r7, #4] 800411c: f1b3 4f80 cmp.w r3, #1073741824 ; 0x40000000 8004120: d027 beq.n 8004172 8004122: 687b ldr r3, [r7, #4] 8004124: 4a2c ldr r2, [pc, #176] ; (80041d8 ) 8004126: 4293 cmp r3, r2 8004128: d023 beq.n 8004172 800412a: 687b ldr r3, [r7, #4] 800412c: 4a2b ldr r2, [pc, #172] ; (80041dc ) 800412e: 4293 cmp r3, r2 8004130: d01f beq.n 8004172 8004132: 687b ldr r3, [r7, #4] 8004134: 4a2a ldr r2, [pc, #168] ; (80041e0 ) 8004136: 4293 cmp r3, r2 8004138: d01b beq.n 8004172 800413a: 687b ldr r3, [r7, #4] 800413c: 4a29 ldr r2, [pc, #164] ; (80041e4 ) 800413e: 4293 cmp r3, r2 8004140: d017 beq.n 8004172 8004142: 687b ldr r3, [r7, #4] 8004144: 4a28 ldr r2, [pc, #160] ; (80041e8 ) 8004146: 4293 cmp r3, r2 8004148: d013 beq.n 8004172 800414a: 687b ldr r3, [r7, #4] 800414c: 4a27 ldr r2, [pc, #156] ; (80041ec ) 800414e: 4293 cmp r3, r2 8004150: d00f beq.n 8004172 8004152: 687b ldr r3, [r7, #4] 8004154: 4a26 ldr r2, [pc, #152] ; (80041f0 ) 8004156: 4293 cmp r3, r2 8004158: d00b beq.n 8004172 800415a: 687b ldr r3, [r7, #4] 800415c: 4a25 ldr r2, [pc, #148] ; (80041f4 ) 800415e: 4293 cmp r3, r2 8004160: d007 beq.n 8004172 8004162: 687b ldr r3, [r7, #4] 8004164: 4a24 ldr r2, [pc, #144] ; (80041f8 ) 8004166: 4293 cmp r3, r2 8004168: d003 beq.n 8004172 800416a: 687b ldr r3, [r7, #4] 800416c: 4a23 ldr r2, [pc, #140] ; (80041fc ) 800416e: 4293 cmp r3, r2 8004170: d108 bne.n 8004184 { /* Set the clock division */ tmpcr1 &= ~TIM_CR1_CKD; 8004172: 68fb ldr r3, [r7, #12] 8004174: f423 7340 bic.w r3, r3, #768 ; 0x300 8004178: 60fb str r3, [r7, #12] tmpcr1 |= (uint32_t)Structure->ClockDivision; 800417a: 683b ldr r3, [r7, #0] 800417c: 68db ldr r3, [r3, #12] 800417e: 68fa ldr r2, [r7, #12] 8004180: 4313 orrs r3, r2 8004182: 60fb str r3, [r7, #12] } /* Set the auto-reload preload */ MODIFY_REG(tmpcr1, TIM_CR1_ARPE, Structure->AutoReloadPreload); 8004184: 68fb ldr r3, [r7, #12] 8004186: f023 0280 bic.w r2, r3, #128 ; 0x80 800418a: 683b ldr r3, [r7, #0] 800418c: 695b ldr r3, [r3, #20] 800418e: 4313 orrs r3, r2 8004190: 60fb str r3, [r7, #12] TIMx->CR1 = tmpcr1; 8004192: 687b ldr r3, [r7, #4] 8004194: 68fa ldr r2, [r7, #12] 8004196: 601a str r2, [r3, #0] /* Set the Autoreload value */ TIMx->ARR = (uint32_t)Structure->Period ; 8004198: 683b ldr r3, [r7, #0] 800419a: 689a ldr r2, [r3, #8] 800419c: 687b ldr r3, [r7, #4] 800419e: 62da str r2, [r3, #44] ; 0x2c /* Set the Prescaler value */ TIMx->PSC = Structure->Prescaler; 80041a0: 683b ldr r3, [r7, #0] 80041a2: 681a ldr r2, [r3, #0] 80041a4: 687b ldr r3, [r7, #4] 80041a6: 629a str r2, [r3, #40] ; 0x28 if (IS_TIM_REPETITION_COUNTER_INSTANCE(TIMx)) 80041a8: 687b ldr r3, [r7, #4] 80041aa: 4a0a ldr r2, [pc, #40] ; (80041d4 ) 80041ac: 4293 cmp r3, r2 80041ae: d003 beq.n 80041b8 80041b0: 687b ldr r3, [r7, #4] 80041b2: 4a0c ldr r2, [pc, #48] ; (80041e4 ) 80041b4: 4293 cmp r3, r2 80041b6: d103 bne.n 80041c0 { /* Set the Repetition Counter value */ TIMx->RCR = Structure->RepetitionCounter; 80041b8: 683b ldr r3, [r7, #0] 80041ba: 691a ldr r2, [r3, #16] 80041bc: 687b ldr r3, [r7, #4] 80041be: 631a str r2, [r3, #48] ; 0x30 } /* Generate an update event to reload the Prescaler and the repetition counter (only for advanced timer) value immediately */ TIMx->EGR = TIM_EGR_UG; 80041c0: 687b ldr r3, [r7, #4] 80041c2: 2201 movs r2, #1 80041c4: 615a str r2, [r3, #20] } 80041c6: bf00 nop 80041c8: 3714 adds r7, #20 80041ca: 46bd mov sp, r7 80041cc: f85d 7b04 ldr.w r7, [sp], #4 80041d0: 4770 bx lr 80041d2: bf00 nop 80041d4: 40010000 .word 0x40010000 80041d8: 40000400 .word 0x40000400 80041dc: 40000800 .word 0x40000800 80041e0: 40000c00 .word 0x40000c00 80041e4: 40010400 .word 0x40010400 80041e8: 40014000 .word 0x40014000 80041ec: 40014400 .word 0x40014400 80041f0: 40014800 .word 0x40014800 80041f4: 40001800 .word 0x40001800 80041f8: 40001c00 .word 0x40001c00 80041fc: 40002000 .word 0x40002000 08004200 : * @param TIM_ICFilter Specifies the Input Capture Filter. * This parameter must be a value between 0x00 and 0x0F. * @retval None */ static void TIM_TI1_ConfigInputStage(TIM_TypeDef *TIMx, uint32_t TIM_ICPolarity, uint32_t TIM_ICFilter) { 8004200: b480 push {r7} 8004202: b087 sub sp, #28 8004204: af00 add r7, sp, #0 8004206: 60f8 str r0, [r7, #12] 8004208: 60b9 str r1, [r7, #8] 800420a: 607a str r2, [r7, #4] uint32_t tmpccmr1; uint32_t tmpccer; /* Disable the Channel 1: Reset the CC1E Bit */ tmpccer = TIMx->CCER; 800420c: 68fb ldr r3, [r7, #12] 800420e: 6a1b ldr r3, [r3, #32] 8004210: 617b str r3, [r7, #20] TIMx->CCER &= ~TIM_CCER_CC1E; 8004212: 68fb ldr r3, [r7, #12] 8004214: 6a1b ldr r3, [r3, #32] 8004216: f023 0201 bic.w r2, r3, #1 800421a: 68fb ldr r3, [r7, #12] 800421c: 621a str r2, [r3, #32] tmpccmr1 = TIMx->CCMR1; 800421e: 68fb ldr r3, [r7, #12] 8004220: 699b ldr r3, [r3, #24] 8004222: 613b str r3, [r7, #16] /* Set the filter */ tmpccmr1 &= ~TIM_CCMR1_IC1F; 8004224: 693b ldr r3, [r7, #16] 8004226: f023 03f0 bic.w r3, r3, #240 ; 0xf0 800422a: 613b str r3, [r7, #16] tmpccmr1 |= (TIM_ICFilter << 4U); 800422c: 687b ldr r3, [r7, #4] 800422e: 011b lsls r3, r3, #4 8004230: 693a ldr r2, [r7, #16] 8004232: 4313 orrs r3, r2 8004234: 613b str r3, [r7, #16] /* Select the Polarity and set the CC1E Bit */ tmpccer &= ~(TIM_CCER_CC1P | TIM_CCER_CC1NP); 8004236: 697b ldr r3, [r7, #20] 8004238: f023 030a bic.w r3, r3, #10 800423c: 617b str r3, [r7, #20] tmpccer |= TIM_ICPolarity; 800423e: 697a ldr r2, [r7, #20] 8004240: 68bb ldr r3, [r7, #8] 8004242: 4313 orrs r3, r2 8004244: 617b str r3, [r7, #20] /* Write to TIMx CCMR1 and CCER registers */ TIMx->CCMR1 = tmpccmr1; 8004246: 68fb ldr r3, [r7, #12] 8004248: 693a ldr r2, [r7, #16] 800424a: 619a str r2, [r3, #24] TIMx->CCER = tmpccer; 800424c: 68fb ldr r3, [r7, #12] 800424e: 697a ldr r2, [r7, #20] 8004250: 621a str r2, [r3, #32] } 8004252: bf00 nop 8004254: 371c adds r7, #28 8004256: 46bd mov sp, r7 8004258: f85d 7b04 ldr.w r7, [sp], #4 800425c: 4770 bx lr 0800425e : * @param TIM_ICFilter Specifies the Input Capture Filter. * This parameter must be a value between 0x00 and 0x0F. * @retval None */ static void TIM_TI2_ConfigInputStage(TIM_TypeDef *TIMx, uint32_t TIM_ICPolarity, uint32_t TIM_ICFilter) { 800425e: b480 push {r7} 8004260: b087 sub sp, #28 8004262: af00 add r7, sp, #0 8004264: 60f8 str r0, [r7, #12] 8004266: 60b9 str r1, [r7, #8] 8004268: 607a str r2, [r7, #4] uint32_t tmpccmr1; uint32_t tmpccer; /* Disable the Channel 2: Reset the CC2E Bit */ TIMx->CCER &= ~TIM_CCER_CC2E; 800426a: 68fb ldr r3, [r7, #12] 800426c: 6a1b ldr r3, [r3, #32] 800426e: f023 0210 bic.w r2, r3, #16 8004272: 68fb ldr r3, [r7, #12] 8004274: 621a str r2, [r3, #32] tmpccmr1 = TIMx->CCMR1; 8004276: 68fb ldr r3, [r7, #12] 8004278: 699b ldr r3, [r3, #24] 800427a: 617b str r3, [r7, #20] tmpccer = TIMx->CCER; 800427c: 68fb ldr r3, [r7, #12] 800427e: 6a1b ldr r3, [r3, #32] 8004280: 613b str r3, [r7, #16] /* Set the filter */ tmpccmr1 &= ~TIM_CCMR1_IC2F; 8004282: 697b ldr r3, [r7, #20] 8004284: f423 4370 bic.w r3, r3, #61440 ; 0xf000 8004288: 617b str r3, [r7, #20] tmpccmr1 |= (TIM_ICFilter << 12U); 800428a: 687b ldr r3, [r7, #4] 800428c: 031b lsls r3, r3, #12 800428e: 697a ldr r2, [r7, #20] 8004290: 4313 orrs r3, r2 8004292: 617b str r3, [r7, #20] /* Select the Polarity and set the CC2E Bit */ tmpccer &= ~(TIM_CCER_CC2P | TIM_CCER_CC2NP); 8004294: 693b ldr r3, [r7, #16] 8004296: f023 03a0 bic.w r3, r3, #160 ; 0xa0 800429a: 613b str r3, [r7, #16] tmpccer |= (TIM_ICPolarity << 4U); 800429c: 68bb ldr r3, [r7, #8] 800429e: 011b lsls r3, r3, #4 80042a0: 693a ldr r2, [r7, #16] 80042a2: 4313 orrs r3, r2 80042a4: 613b str r3, [r7, #16] /* Write to TIMx CCMR1 and CCER registers */ TIMx->CCMR1 = tmpccmr1 ; 80042a6: 68fb ldr r3, [r7, #12] 80042a8: 697a ldr r2, [r7, #20] 80042aa: 619a str r2, [r3, #24] TIMx->CCER = tmpccer; 80042ac: 68fb ldr r3, [r7, #12] 80042ae: 693a ldr r2, [r7, #16] 80042b0: 621a str r2, [r3, #32] } 80042b2: bf00 nop 80042b4: 371c adds r7, #28 80042b6: 46bd mov sp, r7 80042b8: f85d 7b04 ldr.w r7, [sp], #4 80042bc: 4770 bx lr 080042be : * @arg TIM_TS_TI2FP2: Filtered Timer Input 2 * @arg TIM_TS_ETRF: External Trigger input * @retval None */ static void TIM_ITRx_SetConfig(TIM_TypeDef *TIMx, uint32_t InputTriggerSource) { 80042be: b480 push {r7} 80042c0: b085 sub sp, #20 80042c2: af00 add r7, sp, #0 80042c4: 6078 str r0, [r7, #4] 80042c6: 6039 str r1, [r7, #0] uint32_t tmpsmcr; /* Get the TIMx SMCR register value */ tmpsmcr = TIMx->SMCR; 80042c8: 687b ldr r3, [r7, #4] 80042ca: 689b ldr r3, [r3, #8] 80042cc: 60fb str r3, [r7, #12] /* Reset the TS Bits */ tmpsmcr &= ~TIM_SMCR_TS; 80042ce: 68fb ldr r3, [r7, #12] 80042d0: f023 0370 bic.w r3, r3, #112 ; 0x70 80042d4: 60fb str r3, [r7, #12] /* Set the Input Trigger source and the slave mode*/ tmpsmcr |= (InputTriggerSource | TIM_SLAVEMODE_EXTERNAL1); 80042d6: 683a ldr r2, [r7, #0] 80042d8: 68fb ldr r3, [r7, #12] 80042da: 4313 orrs r3, r2 80042dc: f043 0307 orr.w r3, r3, #7 80042e0: 60fb str r3, [r7, #12] /* Write to TIMx SMCR */ TIMx->SMCR = tmpsmcr; 80042e2: 687b ldr r3, [r7, #4] 80042e4: 68fa ldr r2, [r7, #12] 80042e6: 609a str r2, [r3, #8] } 80042e8: bf00 nop 80042ea: 3714 adds r7, #20 80042ec: 46bd mov sp, r7 80042ee: f85d 7b04 ldr.w r7, [sp], #4 80042f2: 4770 bx lr 080042f4 : * This parameter must be a value between 0x00 and 0x0F * @retval None */ void TIM_ETR_SetConfig(TIM_TypeDef *TIMx, uint32_t TIM_ExtTRGPrescaler, uint32_t TIM_ExtTRGPolarity, uint32_t ExtTRGFilter) { 80042f4: b480 push {r7} 80042f6: b087 sub sp, #28 80042f8: af00 add r7, sp, #0 80042fa: 60f8 str r0, [r7, #12] 80042fc: 60b9 str r1, [r7, #8] 80042fe: 607a str r2, [r7, #4] 8004300: 603b str r3, [r7, #0] uint32_t tmpsmcr; tmpsmcr = TIMx->SMCR; 8004302: 68fb ldr r3, [r7, #12] 8004304: 689b ldr r3, [r3, #8] 8004306: 617b str r3, [r7, #20] /* Reset the ETR Bits */ tmpsmcr &= ~(TIM_SMCR_ETF | TIM_SMCR_ETPS | TIM_SMCR_ECE | TIM_SMCR_ETP); 8004308: 697b ldr r3, [r7, #20] 800430a: f423 437f bic.w r3, r3, #65280 ; 0xff00 800430e: 617b str r3, [r7, #20] /* Set the Prescaler, the Filter value and the Polarity */ tmpsmcr |= (uint32_t)(TIM_ExtTRGPrescaler | (TIM_ExtTRGPolarity | (ExtTRGFilter << 8U))); 8004310: 683b ldr r3, [r7, #0] 8004312: 021a lsls r2, r3, #8 8004314: 687b ldr r3, [r7, #4] 8004316: 431a orrs r2, r3 8004318: 68bb ldr r3, [r7, #8] 800431a: 4313 orrs r3, r2 800431c: 697a ldr r2, [r7, #20] 800431e: 4313 orrs r3, r2 8004320: 617b str r3, [r7, #20] /* Write to TIMx SMCR */ TIMx->SMCR = tmpsmcr; 8004322: 68fb ldr r3, [r7, #12] 8004324: 697a ldr r2, [r7, #20] 8004326: 609a str r2, [r3, #8] } 8004328: bf00 nop 800432a: 371c adds r7, #28 800432c: 46bd mov sp, r7 800432e: f85d 7b04 ldr.w r7, [sp], #4 8004332: 4770 bx lr 08004334 : * mode. * @retval HAL status */ HAL_StatusTypeDef HAL_TIMEx_MasterConfigSynchronization(TIM_HandleTypeDef *htim, TIM_MasterConfigTypeDef *sMasterConfig) { 8004334: b480 push {r7} 8004336: b085 sub sp, #20 8004338: af00 add r7, sp, #0 800433a: 6078 str r0, [r7, #4] 800433c: 6039 str r1, [r7, #0] assert_param(IS_TIM_MASTER_INSTANCE(htim->Instance)); assert_param(IS_TIM_TRGO_SOURCE(sMasterConfig->MasterOutputTrigger)); assert_param(IS_TIM_MSM_STATE(sMasterConfig->MasterSlaveMode)); /* Check input state */ __HAL_LOCK(htim); 800433e: 687b ldr r3, [r7, #4] 8004340: f893 303c ldrb.w r3, [r3, #60] ; 0x3c 8004344: 2b01 cmp r3, #1 8004346: d101 bne.n 800434c 8004348: 2302 movs r3, #2 800434a: e05a b.n 8004402 800434c: 687b ldr r3, [r7, #4] 800434e: 2201 movs r2, #1 8004350: f883 203c strb.w r2, [r3, #60] ; 0x3c /* Change the handler state */ htim->State = HAL_TIM_STATE_BUSY; 8004354: 687b ldr r3, [r7, #4] 8004356: 2202 movs r2, #2 8004358: f883 203d strb.w r2, [r3, #61] ; 0x3d /* Get the TIMx CR2 register value */ tmpcr2 = htim->Instance->CR2; 800435c: 687b ldr r3, [r7, #4] 800435e: 681b ldr r3, [r3, #0] 8004360: 685b ldr r3, [r3, #4] 8004362: 60fb str r3, [r7, #12] /* Get the TIMx SMCR register value */ tmpsmcr = htim->Instance->SMCR; 8004364: 687b ldr r3, [r7, #4] 8004366: 681b ldr r3, [r3, #0] 8004368: 689b ldr r3, [r3, #8] 800436a: 60bb str r3, [r7, #8] /* Reset the MMS Bits */ tmpcr2 &= ~TIM_CR2_MMS; 800436c: 68fb ldr r3, [r7, #12] 800436e: f023 0370 bic.w r3, r3, #112 ; 0x70 8004372: 60fb str r3, [r7, #12] /* Select the TRGO source */ tmpcr2 |= sMasterConfig->MasterOutputTrigger; 8004374: 683b ldr r3, [r7, #0] 8004376: 681b ldr r3, [r3, #0] 8004378: 68fa ldr r2, [r7, #12] 800437a: 4313 orrs r3, r2 800437c: 60fb str r3, [r7, #12] /* Update TIMx CR2 */ htim->Instance->CR2 = tmpcr2; 800437e: 687b ldr r3, [r7, #4] 8004380: 681b ldr r3, [r3, #0] 8004382: 68fa ldr r2, [r7, #12] 8004384: 605a str r2, [r3, #4] if (IS_TIM_SLAVE_INSTANCE(htim->Instance)) 8004386: 687b ldr r3, [r7, #4] 8004388: 681b ldr r3, [r3, #0] 800438a: 4a21 ldr r2, [pc, #132] ; (8004410 ) 800438c: 4293 cmp r3, r2 800438e: d022 beq.n 80043d6 8004390: 687b ldr r3, [r7, #4] 8004392: 681b ldr r3, [r3, #0] 8004394: f1b3 4f80 cmp.w r3, #1073741824 ; 0x40000000 8004398: d01d beq.n 80043d6 800439a: 687b ldr r3, [r7, #4] 800439c: 681b ldr r3, [r3, #0] 800439e: 4a1d ldr r2, [pc, #116] ; (8004414 ) 80043a0: 4293 cmp r3, r2 80043a2: d018 beq.n 80043d6 80043a4: 687b ldr r3, [r7, #4] 80043a6: 681b ldr r3, [r3, #0] 80043a8: 4a1b ldr r2, [pc, #108] ; (8004418 ) 80043aa: 4293 cmp r3, r2 80043ac: d013 beq.n 80043d6 80043ae: 687b ldr r3, [r7, #4] 80043b0: 681b ldr r3, [r3, #0] 80043b2: 4a1a ldr r2, [pc, #104] ; (800441c ) 80043b4: 4293 cmp r3, r2 80043b6: d00e beq.n 80043d6 80043b8: 687b ldr r3, [r7, #4] 80043ba: 681b ldr r3, [r3, #0] 80043bc: 4a18 ldr r2, [pc, #96] ; (8004420 ) 80043be: 4293 cmp r3, r2 80043c0: d009 beq.n 80043d6 80043c2: 687b ldr r3, [r7, #4] 80043c4: 681b ldr r3, [r3, #0] 80043c6: 4a17 ldr r2, [pc, #92] ; (8004424 ) 80043c8: 4293 cmp r3, r2 80043ca: d004 beq.n 80043d6 80043cc: 687b ldr r3, [r7, #4] 80043ce: 681b ldr r3, [r3, #0] 80043d0: 4a15 ldr r2, [pc, #84] ; (8004428 ) 80043d2: 4293 cmp r3, r2 80043d4: d10c bne.n 80043f0 { /* Reset the MSM Bit */ tmpsmcr &= ~TIM_SMCR_MSM; 80043d6: 68bb ldr r3, [r7, #8] 80043d8: f023 0380 bic.w r3, r3, #128 ; 0x80 80043dc: 60bb str r3, [r7, #8] /* Set master mode */ tmpsmcr |= sMasterConfig->MasterSlaveMode; 80043de: 683b ldr r3, [r7, #0] 80043e0: 685b ldr r3, [r3, #4] 80043e2: 68ba ldr r2, [r7, #8] 80043e4: 4313 orrs r3, r2 80043e6: 60bb str r3, [r7, #8] /* Update TIMx SMCR */ htim->Instance->SMCR = tmpsmcr; 80043e8: 687b ldr r3, [r7, #4] 80043ea: 681b ldr r3, [r3, #0] 80043ec: 68ba ldr r2, [r7, #8] 80043ee: 609a str r2, [r3, #8] } /* Change the htim state */ htim->State = HAL_TIM_STATE_READY; 80043f0: 687b ldr r3, [r7, #4] 80043f2: 2201 movs r2, #1 80043f4: f883 203d strb.w r2, [r3, #61] ; 0x3d __HAL_UNLOCK(htim); 80043f8: 687b ldr r3, [r7, #4] 80043fa: 2200 movs r2, #0 80043fc: f883 203c strb.w r2, [r3, #60] ; 0x3c return HAL_OK; 8004400: 2300 movs r3, #0 } 8004402: 4618 mov r0, r3 8004404: 3714 adds r7, #20 8004406: 46bd mov sp, r7 8004408: f85d 7b04 ldr.w r7, [sp], #4 800440c: 4770 bx lr 800440e: bf00 nop 8004410: 40010000 .word 0x40010000 8004414: 40000400 .word 0x40000400 8004418: 40000800 .word 0x40000800 800441c: 40000c00 .word 0x40000c00 8004420: 40010400 .word 0x40010400 8004424: 40014000 .word 0x40014000 8004428: 40001800 .word 0x40001800 0800442c : * @brief Hall commutation changed callback in non-blocking mode * @param htim TIM handle * @retval None */ __weak void HAL_TIMEx_CommutCallback(TIM_HandleTypeDef *htim) { 800442c: b480 push {r7} 800442e: b083 sub sp, #12 8004430: af00 add r7, sp, #0 8004432: 6078 str r0, [r7, #4] UNUSED(htim); /* NOTE : This function should not be modified, when the callback is needed, the HAL_TIMEx_CommutCallback could be implemented in the user file */ } 8004434: bf00 nop 8004436: 370c adds r7, #12 8004438: 46bd mov sp, r7 800443a: f85d 7b04 ldr.w r7, [sp], #4 800443e: 4770 bx lr 08004440 : * @brief Hall Break detection callback in non-blocking mode * @param htim TIM handle * @retval None */ __weak void HAL_TIMEx_BreakCallback(TIM_HandleTypeDef *htim) { 8004440: b480 push {r7} 8004442: b083 sub sp, #12 8004444: af00 add r7, sp, #0 8004446: 6078 str r0, [r7, #4] UNUSED(htim); /* NOTE : This function should not be modified, when the callback is needed, the HAL_TIMEx_BreakCallback could be implemented in the user file */ } 8004448: bf00 nop 800444a: 370c adds r7, #12 800444c: 46bd mov sp, r7 800444e: f85d 7b04 ldr.w r7, [sp], #4 8004452: 4770 bx lr 08004454 : * @param Init Pointer to NORSRAM Initialization structure * @retval HAL status */ HAL_StatusTypeDef FMC_NORSRAM_Init(FMC_NORSRAM_TypeDef *Device, FMC_NORSRAM_InitTypeDef *Init) { 8004454: b480 push {r7} 8004456: b087 sub sp, #28 8004458: af00 add r7, sp, #0 800445a: 6078 str r0, [r7, #4] 800445c: 6039 str r1, [r7, #0] assert_param(IS_FMC_WRITE_FIFO(Init->WriteFifo)); #endif /* FMC_BCR1_WFDIS */ assert_param(IS_FMC_PAGESIZE(Init->PageSize)); /* Disable NORSRAM Device */ __FMC_NORSRAM_DISABLE(Device, Init->NSBank); 800445e: 683b ldr r3, [r7, #0] 8004460: 681a ldr r2, [r3, #0] 8004462: 687b ldr r3, [r7, #4] 8004464: f853 3022 ldr.w r3, [r3, r2, lsl #2] 8004468: 683a ldr r2, [r7, #0] 800446a: 6812 ldr r2, [r2, #0] 800446c: f023 0101 bic.w r1, r3, #1 8004470: 687b ldr r3, [r7, #4] 8004472: f843 1022 str.w r1, [r3, r2, lsl #2] /* Set NORSRAM device control parameters */ if (Init->MemoryType == FMC_MEMORY_TYPE_NOR) 8004476: 683b ldr r3, [r7, #0] 8004478: 689b ldr r3, [r3, #8] 800447a: 2b08 cmp r3, #8 800447c: d102 bne.n 8004484 { flashaccess = FMC_NORSRAM_FLASH_ACCESS_ENABLE; 800447e: 2340 movs r3, #64 ; 0x40 8004480: 617b str r3, [r7, #20] 8004482: e001 b.n 8004488 } else { flashaccess = FMC_NORSRAM_FLASH_ACCESS_DISABLE; 8004484: 2300 movs r3, #0 8004486: 617b str r3, [r7, #20] } btcr_reg = (flashaccess | \ Init->DataAddressMux | \ 8004488: 683b ldr r3, [r7, #0] 800448a: 685a ldr r2, [r3, #4] btcr_reg = (flashaccess | \ 800448c: 697b ldr r3, [r7, #20] 800448e: 431a orrs r2, r3 Init->MemoryType | \ 8004490: 683b ldr r3, [r7, #0] 8004492: 689b ldr r3, [r3, #8] Init->DataAddressMux | \ 8004494: 431a orrs r2, r3 Init->MemoryDataWidth | \ 8004496: 683b ldr r3, [r7, #0] 8004498: 68db ldr r3, [r3, #12] Init->MemoryType | \ 800449a: 431a orrs r2, r3 Init->BurstAccessMode | \ 800449c: 683b ldr r3, [r7, #0] 800449e: 691b ldr r3, [r3, #16] Init->MemoryDataWidth | \ 80044a0: 431a orrs r2, r3 Init->WaitSignalPolarity | \ 80044a2: 683b ldr r3, [r7, #0] 80044a4: 695b ldr r3, [r3, #20] Init->BurstAccessMode | \ 80044a6: 431a orrs r2, r3 Init->WaitSignalActive | \ 80044a8: 683b ldr r3, [r7, #0] 80044aa: 69db ldr r3, [r3, #28] Init->WaitSignalPolarity | \ 80044ac: 431a orrs r2, r3 Init->WriteOperation | \ 80044ae: 683b ldr r3, [r7, #0] 80044b0: 6a1b ldr r3, [r3, #32] Init->WaitSignalActive | \ 80044b2: 431a orrs r2, r3 Init->WaitSignal | \ 80044b4: 683b ldr r3, [r7, #0] 80044b6: 6a5b ldr r3, [r3, #36] ; 0x24 Init->WriteOperation | \ 80044b8: 431a orrs r2, r3 Init->ExtendedMode | \ 80044ba: 683b ldr r3, [r7, #0] 80044bc: 6a9b ldr r3, [r3, #40] ; 0x28 Init->WaitSignal | \ 80044be: 431a orrs r2, r3 Init->AsynchronousWait | \ 80044c0: 683b ldr r3, [r7, #0] 80044c2: 6adb ldr r3, [r3, #44] ; 0x2c Init->ExtendedMode | \ 80044c4: 431a orrs r2, r3 Init->WriteBurst); 80044c6: 683b ldr r3, [r7, #0] 80044c8: 6b1b ldr r3, [r3, #48] ; 0x30 btcr_reg = (flashaccess | \ 80044ca: 4313 orrs r3, r2 80044cc: 613b str r3, [r7, #16] #if defined(FMC_BCR1_WRAPMOD) btcr_reg |= Init->WrapMode; 80044ce: 683b ldr r3, [r7, #0] 80044d0: 699b ldr r3, [r3, #24] 80044d2: 693a ldr r2, [r7, #16] 80044d4: 4313 orrs r3, r2 80044d6: 613b str r3, [r7, #16] #endif /* FMC_BCR1_WRAPMOD */ #if defined(FMC_BCR1_CCLKEN) btcr_reg |= Init->ContinuousClock; 80044d8: 683b ldr r3, [r7, #0] 80044da: 6b5b ldr r3, [r3, #52] ; 0x34 80044dc: 693a ldr r2, [r7, #16] 80044de: 4313 orrs r3, r2 80044e0: 613b str r3, [r7, #16] #endif /* FMC_BCR1_CCLKEN */ #if defined(FMC_BCR1_WFDIS) btcr_reg |= Init->WriteFifo; #endif /* FMC_BCR1_WFDIS */ btcr_reg |= Init->PageSize; 80044e2: 683b ldr r3, [r7, #0] 80044e4: 6bdb ldr r3, [r3, #60] ; 0x3c 80044e6: 693a ldr r2, [r7, #16] 80044e8: 4313 orrs r3, r2 80044ea: 613b str r3, [r7, #16] mask = (FMC_BCR1_MBKEN | 80044ec: 4b1b ldr r3, [pc, #108] ; (800455c ) 80044ee: 60fb str r3, [r7, #12] FMC_BCR1_EXTMOD | FMC_BCR1_ASYNCWAIT | FMC_BCR1_CBURSTRW); #if defined(FMC_BCR1_WRAPMOD) mask |= FMC_BCR1_WRAPMOD; 80044f0: 68fb ldr r3, [r7, #12] 80044f2: f443 6380 orr.w r3, r3, #1024 ; 0x400 80044f6: 60fb str r3, [r7, #12] #endif /* FMC_BCR1_WRAPMOD */ #if defined(FMC_BCR1_CCLKEN) mask |= FMC_BCR1_CCLKEN; 80044f8: 68fb ldr r3, [r7, #12] 80044fa: f443 1380 orr.w r3, r3, #1048576 ; 0x100000 80044fe: 60fb str r3, [r7, #12] #endif #if defined(FMC_BCR1_WFDIS) mask |= FMC_BCR1_WFDIS; #endif /* FMC_BCR1_WFDIS */ mask |= FMC_BCR1_CPSIZE; 8004500: 68fb ldr r3, [r7, #12] 8004502: f443 23e0 orr.w r3, r3, #458752 ; 0x70000 8004506: 60fb str r3, [r7, #12] MODIFY_REG(Device->BTCR[Init->NSBank], mask, btcr_reg); 8004508: 683b ldr r3, [r7, #0] 800450a: 681a ldr r2, [r3, #0] 800450c: 687b ldr r3, [r7, #4] 800450e: f853 2022 ldr.w r2, [r3, r2, lsl #2] 8004512: 68fb ldr r3, [r7, #12] 8004514: 43db mvns r3, r3 8004516: ea02 0103 and.w r1, r2, r3 800451a: 683b ldr r3, [r7, #0] 800451c: 681a ldr r2, [r3, #0] 800451e: 693b ldr r3, [r7, #16] 8004520: 4319 orrs r1, r3 8004522: 687b ldr r3, [r7, #4] 8004524: f843 1022 str.w r1, [r3, r2, lsl #2] #if defined(FMC_BCR1_CCLKEN) /* Configure synchronous mode when Continuous clock is enabled for bank2..4 */ if ((Init->ContinuousClock == FMC_CONTINUOUS_CLOCK_SYNC_ASYNC) && (Init->NSBank != FMC_NORSRAM_BANK1)) 8004528: 683b ldr r3, [r7, #0] 800452a: 6b5b ldr r3, [r3, #52] ; 0x34 800452c: f5b3 1f80 cmp.w r3, #1048576 ; 0x100000 8004530: d10c bne.n 800454c 8004532: 683b ldr r3, [r7, #0] 8004534: 681b ldr r3, [r3, #0] 8004536: 2b00 cmp r3, #0 8004538: d008 beq.n 800454c { MODIFY_REG(Device->BTCR[FMC_NORSRAM_BANK1], FMC_BCR1_CCLKEN, Init->ContinuousClock); 800453a: 687b ldr r3, [r7, #4] 800453c: 681b ldr r3, [r3, #0] 800453e: f423 1280 bic.w r2, r3, #1048576 ; 0x100000 8004542: 683b ldr r3, [r7, #0] 8004544: 6b5b ldr r3, [r3, #52] ; 0x34 8004546: 431a orrs r2, r3 8004548: 687b ldr r3, [r7, #4] 800454a: 601a str r2, [r3, #0] /* Configure Write FIFO mode when Write Fifo is enabled for bank2..4 */ SET_BIT(Device->BTCR[FMC_NORSRAM_BANK1], (uint32_t)(Init->WriteFifo)); } #endif /* FMC_BCR1_WFDIS */ return HAL_OK; 800454c: 2300 movs r3, #0 } 800454e: 4618 mov r0, r3 8004550: 371c adds r7, #28 8004552: 46bd mov sp, r7 8004554: f85d 7b04 ldr.w r7, [sp], #4 8004558: 4770 bx lr 800455a: bf00 nop 800455c: 0008fb7f .word 0x0008fb7f 08004560 : * @param Bank NORSRAM bank number * @retval HAL status */ HAL_StatusTypeDef FMC_NORSRAM_Timing_Init(FMC_NORSRAM_TypeDef *Device, FMC_NORSRAM_TimingTypeDef *Timing, uint32_t Bank) { 8004560: b480 push {r7} 8004562: b087 sub sp, #28 8004564: af00 add r7, sp, #0 8004566: 60f8 str r0, [r7, #12] 8004568: 60b9 str r1, [r7, #8] 800456a: 607a str r2, [r7, #4] assert_param(IS_FMC_DATA_LATENCY(Timing->DataLatency)); assert_param(IS_FMC_ACCESS_MODE(Timing->AccessMode)); assert_param(IS_FMC_NORSRAM_BANK(Bank)); /* Set FMC_NORSRAM device timing parameters */ MODIFY_REG(Device->BTCR[Bank + 1U], BTR_CLEAR_MASK, (Timing->AddressSetupTime | 800456c: 687b ldr r3, [r7, #4] 800456e: 1c5a adds r2, r3, #1 8004570: 68fb ldr r3, [r7, #12] 8004572: f853 3022 ldr.w r3, [r3, r2, lsl #2] 8004576: f003 4140 and.w r1, r3, #3221225472 ; 0xc0000000 800457a: 68bb ldr r3, [r7, #8] 800457c: 681a ldr r2, [r3, #0] 800457e: 68bb ldr r3, [r7, #8] 8004580: 685b ldr r3, [r3, #4] 8004582: 011b lsls r3, r3, #4 8004584: 431a orrs r2, r3 8004586: 68bb ldr r3, [r7, #8] 8004588: 689b ldr r3, [r3, #8] 800458a: 021b lsls r3, r3, #8 800458c: 431a orrs r2, r3 800458e: 68bb ldr r3, [r7, #8] 8004590: 68db ldr r3, [r3, #12] 8004592: 041b lsls r3, r3, #16 8004594: 431a orrs r2, r3 8004596: 68bb ldr r3, [r7, #8] 8004598: 691b ldr r3, [r3, #16] 800459a: 3b01 subs r3, #1 800459c: 051b lsls r3, r3, #20 800459e: 431a orrs r2, r3 80045a0: 68bb ldr r3, [r7, #8] 80045a2: 695b ldr r3, [r3, #20] 80045a4: 3b02 subs r3, #2 80045a6: 061b lsls r3, r3, #24 80045a8: 431a orrs r2, r3 80045aa: 68bb ldr r3, [r7, #8] 80045ac: 699b ldr r3, [r3, #24] 80045ae: 4313 orrs r3, r2 80045b0: 687a ldr r2, [r7, #4] 80045b2: 3201 adds r2, #1 80045b4: 4319 orrs r1, r3 80045b6: 68fb ldr r3, [r7, #12] 80045b8: f843 1022 str.w r1, [r3, r2, lsl #2] (((Timing->DataLatency) - 2U) << FMC_BTR1_DATLAT_Pos) | (Timing->AccessMode))); #if defined(FMC_BCR1_CCLKEN) /* Configure Clock division value (in NORSRAM bank 1) when continuous clock is enabled */ if (HAL_IS_BIT_SET(Device->BTCR[FMC_NORSRAM_BANK1], FMC_BCR1_CCLKEN)) 80045bc: 68fb ldr r3, [r7, #12] 80045be: 681b ldr r3, [r3, #0] 80045c0: f403 1380 and.w r3, r3, #1048576 ; 0x100000 80045c4: f5b3 1f80 cmp.w r3, #1048576 ; 0x100000 80045c8: d113 bne.n 80045f2 { tmpr = (uint32_t)(Device->BTCR[FMC_NORSRAM_BANK1 + 1U] & ~((0x0FU) << FMC_BTR1_CLKDIV_Pos)); 80045ca: 68fb ldr r3, [r7, #12] 80045cc: 685b ldr r3, [r3, #4] 80045ce: f423 0370 bic.w r3, r3, #15728640 ; 0xf00000 80045d2: 617b str r3, [r7, #20] tmpr |= (uint32_t)(((Timing->CLKDivision) - 1U) << FMC_BTR1_CLKDIV_Pos); 80045d4: 68bb ldr r3, [r7, #8] 80045d6: 691b ldr r3, [r3, #16] 80045d8: 3b01 subs r3, #1 80045da: 051b lsls r3, r3, #20 80045dc: 697a ldr r2, [r7, #20] 80045de: 4313 orrs r3, r2 80045e0: 617b str r3, [r7, #20] MODIFY_REG(Device->BTCR[FMC_NORSRAM_BANK1 + 1U], FMC_BTR1_CLKDIV, tmpr); 80045e2: 68fb ldr r3, [r7, #12] 80045e4: 685b ldr r3, [r3, #4] 80045e6: f423 0270 bic.w r2, r3, #15728640 ; 0xf00000 80045ea: 697b ldr r3, [r7, #20] 80045ec: 431a orrs r2, r3 80045ee: 68fb ldr r3, [r7, #12] 80045f0: 605a str r2, [r3, #4] } #endif return HAL_OK; 80045f2: 2300 movs r3, #0 } 80045f4: 4618 mov r0, r3 80045f6: 371c adds r7, #28 80045f8: 46bd mov sp, r7 80045fa: f85d 7b04 ldr.w r7, [sp], #4 80045fe: 4770 bx lr 08004600 : * @retval HAL status */ HAL_StatusTypeDef FMC_NORSRAM_Extended_Timing_Init(FMC_NORSRAM_EXTENDED_TypeDef *Device, FMC_NORSRAM_TimingTypeDef *Timing, uint32_t Bank, uint32_t ExtendedMode) { 8004600: b480 push {r7} 8004602: b085 sub sp, #20 8004604: af00 add r7, sp, #0 8004606: 60f8 str r0, [r7, #12] 8004608: 60b9 str r1, [r7, #8] 800460a: 607a str r2, [r7, #4] 800460c: 603b str r3, [r7, #0] /* Check the parameters */ assert_param(IS_FMC_EXTENDED_MODE(ExtendedMode)); /* Set NORSRAM device timing register for write configuration, if extended mode is used */ if (ExtendedMode == FMC_EXTENDED_MODE_ENABLE) 800460e: 683b ldr r3, [r7, #0] 8004610: f5b3 4f80 cmp.w r3, #16384 ; 0x4000 8004614: d11d bne.n 8004652 assert_param(IS_FMC_TURNAROUND_TIME(Timing->BusTurnAroundDuration)); assert_param(IS_FMC_ACCESS_MODE(Timing->AccessMode)); assert_param(IS_FMC_NORSRAM_BANK(Bank)); /* Set NORSRAM device timing register for write configuration, if extended mode is used */ MODIFY_REG(Device->BWTR[Bank], BWTR_CLEAR_MASK, (Timing->AddressSetupTime | 8004616: 68fb ldr r3, [r7, #12] 8004618: 687a ldr r2, [r7, #4] 800461a: f853 2022 ldr.w r2, [r3, r2, lsl #2] 800461e: 4b13 ldr r3, [pc, #76] ; (800466c ) 8004620: 4013 ands r3, r2 8004622: 68ba ldr r2, [r7, #8] 8004624: 6811 ldr r1, [r2, #0] 8004626: 68ba ldr r2, [r7, #8] 8004628: 6852 ldr r2, [r2, #4] 800462a: 0112 lsls r2, r2, #4 800462c: 4311 orrs r1, r2 800462e: 68ba ldr r2, [r7, #8] 8004630: 6892 ldr r2, [r2, #8] 8004632: 0212 lsls r2, r2, #8 8004634: 4311 orrs r1, r2 8004636: 68ba ldr r2, [r7, #8] 8004638: 6992 ldr r2, [r2, #24] 800463a: 4311 orrs r1, r2 800463c: 68ba ldr r2, [r7, #8] 800463e: 68d2 ldr r2, [r2, #12] 8004640: 0412 lsls r2, r2, #16 8004642: 430a orrs r2, r1 8004644: ea43 0102 orr.w r1, r3, r2 8004648: 68fb ldr r3, [r7, #12] 800464a: 687a ldr r2, [r7, #4] 800464c: f843 1022 str.w r1, [r3, r2, lsl #2] 8004650: e005 b.n 800465e Timing->AccessMode | ((Timing->BusTurnAroundDuration) << FMC_BWTR1_BUSTURN_Pos))); } else { Device->BWTR[Bank] = 0x0FFFFFFFU; 8004652: 68fb ldr r3, [r7, #12] 8004654: 687a ldr r2, [r7, #4] 8004656: f06f 4170 mvn.w r1, #4026531840 ; 0xf0000000 800465a: f843 1022 str.w r1, [r3, r2, lsl #2] } return HAL_OK; 800465e: 2300 movs r3, #0 } 8004660: 4618 mov r0, r3 8004662: 3714 adds r7, #20 8004664: 46bd mov sp, r7 8004666: f85d 7b04 ldr.w r7, [sp], #4 800466a: 4770 bx lr 800466c: cff00000 .word 0xcff00000 08004670 : /** * LwIP initialization function */ void MX_LWIP_Init(void) { 8004670: b580 push {r7, lr} 8004672: b084 sub sp, #16 8004674: af04 add r7, sp, #16 /* Initilialize the LwIP stack without RTOS */ lwip_init(); 8004676: f000 fc63 bl 8004f40 /* IP addresses initialization with DHCP (IPv4) */ ipaddr.addr = ipaddr_addr("10.1.1.69"); 800467a: 481d ldr r0, [pc, #116] ; (80046f0 ) 800467c: f00b fc5d bl 800ff3a 8004680: 4603 mov r3, r0 8004682: 4a1c ldr r2, [pc, #112] ; (80046f4 ) 8004684: 6013 str r3, [r2, #0] netmask.addr = ipaddr_addr("255.255.255.0"); 8004686: 481c ldr r0, [pc, #112] ; (80046f8 ) 8004688: f00b fc57 bl 800ff3a 800468c: 4603 mov r3, r0 800468e: 4a1b ldr r2, [pc, #108] ; (80046fc ) 8004690: 6013 str r3, [r2, #0] gw.addr = ipaddr_addr("10.1.1.1"); 8004692: 481b ldr r0, [pc, #108] ; (8004700 ) 8004694: f00b fc51 bl 800ff3a 8004698: 4603 mov r3, r0 800469a: 4a1a ldr r2, [pc, #104] ; (8004704 ) 800469c: 6013 str r3, [r2, #0] /* add the network interface (IPv4/IPv6) without RTOS */ netif_add(&gnetif, &ipaddr, &netmask, &gw, NULL, ðernetif_init, ðernet_input); 800469e: 4b1a ldr r3, [pc, #104] ; (8004708 ) 80046a0: 9302 str r3, [sp, #8] 80046a2: 4b1a ldr r3, [pc, #104] ; (800470c ) 80046a4: 9301 str r3, [sp, #4] 80046a6: 2300 movs r3, #0 80046a8: 9300 str r3, [sp, #0] 80046aa: 4b16 ldr r3, [pc, #88] ; (8004704 ) 80046ac: 4a13 ldr r2, [pc, #76] ; (80046fc ) 80046ae: 4911 ldr r1, [pc, #68] ; (80046f4 ) 80046b0: 4817 ldr r0, [pc, #92] ; (8004710 ) 80046b2: f001 f931 bl 8005918 /* Registers the default network interface */ netif_set_default(&gnetif); 80046b6: 4816 ldr r0, [pc, #88] ; (8004710 ) 80046b8: f001 fae8 bl 8005c8c if (netif_is_link_up(&gnetif)) 80046bc: 4b14 ldr r3, [pc, #80] ; (8004710 ) 80046be: f893 3031 ldrb.w r3, [r3, #49] ; 0x31 80046c2: 089b lsrs r3, r3, #2 80046c4: f003 0301 and.w r3, r3, #1 80046c8: b2db uxtb r3, r3 80046ca: 2b00 cmp r3, #0 80046cc: d003 beq.n 80046d6 { /* When the netif is fully configured this function must be called */ netif_set_up(&gnetif); 80046ce: 4810 ldr r0, [pc, #64] ; (8004710 ) 80046d0: f001 faec bl 8005cac 80046d4: e002 b.n 80046dc } else { /* When the netif link is down this function must be called */ netif_set_down(&gnetif); 80046d6: 480e ldr r0, [pc, #56] ; (8004710 ) 80046d8: f001 fb54 bl 8005d84 } /* Set the link callback function, this function is called on change of link status*/ netif_set_link_callback(&gnetif, ethernet_link_status_updated); 80046dc: 490d ldr r1, [pc, #52] ; (8004714 ) 80046de: 480c ldr r0, [pc, #48] ; (8004710 ) 80046e0: f001 fbea bl 8005eb8 /* Create the Ethernet link handler thread */ /* Start DHCP negotiation for a network interface (IPv4) */ dhcp_start(&gnetif); 80046e4: 480a ldr r0, [pc, #40] ; (8004710 ) 80046e6: f008 fd3f bl 800d168 /* USER CODE BEGIN 3 */ /* USER CODE END 3 */ } 80046ea: bf00 nop 80046ec: 46bd mov sp, r7 80046ee: bd80 pop {r7, pc} 80046f0: 08015bb8 .word 0x08015bb8 80046f4: 20001864 .word 0x20001864 80046f8: 08015bc4 .word 0x08015bc4 80046fc: 20001868 .word 0x20001868 8004700: 08015bd4 .word 0x08015bd4 8004704: 2000186c .word 0x2000186c 8004708: 08010e35 .word 0x08010e35 800470c: 08004a25 .word 0x08004a25 8004710: 2000182c .word 0x2000182c 8004714: 08004769 .word 0x08004769 08004718 : * @brief Ethernet Link periodic check * @param netif * @retval None */ static void Ethernet_Link_Periodic_Handle(struct netif *netif) { 8004718: b580 push {r7, lr} 800471a: b082 sub sp, #8 800471c: af00 add r7, sp, #0 800471e: 6078 str r0, [r7, #4] /* USER CODE BEGIN 4_4_1 */ /* USER CODE END 4_4_1 */ /* Ethernet Link every 100ms */ if (HAL_GetTick() - EthernetLinkTimer >= 100) 8004720: f7fd f996 bl 8001a50 8004724: 4602 mov r2, r0 8004726: 4b08 ldr r3, [pc, #32] ; (8004748 ) 8004728: 681b ldr r3, [r3, #0] 800472a: 1ad3 subs r3, r2, r3 800472c: 2b63 cmp r3, #99 ; 0x63 800472e: d907 bls.n 8004740 { EthernetLinkTimer = HAL_GetTick(); 8004730: f7fd f98e bl 8001a50 8004734: 4603 mov r3, r0 8004736: 4a04 ldr r2, [pc, #16] ; (8004748 ) 8004738: 6013 str r3, [r2, #0] ethernet_link_check_state(netif); 800473a: 6878 ldr r0, [r7, #4] 800473c: f000 fad6 bl 8004cec } /* USER CODE BEGIN 4_4 */ /* USER CODE END 4_4 */ } 8004740: bf00 nop 8004742: 3708 adds r7, #8 8004744: 46bd mov sp, r7 8004746: bd80 pop {r7, pc} 8004748: 20001828 .word 0x20001828 0800474c : * Send it to the lwIP stack for handling * Handle timeouts if LWIP_TIMERS is set and without RTOS * Handle the llink status if LWIP_NETIF_LINK_CALLBACK is set and without RTOS */ void MX_LWIP_Process(void) { 800474c: b580 push {r7, lr} 800474e: af00 add r7, sp, #0 /* USER CODE BEGIN 4_1 */ /* USER CODE END 4_1 */ ethernetif_input(&gnetif); 8004750: 4804 ldr r0, [pc, #16] ; (8004764 ) 8004752: f000 f947 bl 80049e4 /* USER CODE BEGIN 4_2 */ /* USER CODE END 4_2 */ /* Handle timeouts */ sys_check_timeouts(); 8004756: f007 fc31 bl 800bfbc Ethernet_Link_Periodic_Handle(&gnetif); 800475a: 4802 ldr r0, [pc, #8] ; (8004764 ) 800475c: f7ff ffdc bl 8004718 /* USER CODE BEGIN 4_3 */ /* USER CODE END 4_3 */ } 8004760: bf00 nop 8004762: bd80 pop {r7, pc} 8004764: 2000182c .word 0x2000182c 08004768 : * @brief Notify the User about the network interface config status * @param netif: the network interface * @retval None */ static void ethernet_link_status_updated(struct netif *netif) { 8004768: b480 push {r7} 800476a: b083 sub sp, #12 800476c: af00 add r7, sp, #0 800476e: 6078 str r0, [r7, #4] else /* netif is down */ { /* USER CODE BEGIN 6 */ /* USER CODE END 6 */ } } 8004770: bf00 nop 8004772: 370c adds r7, #12 8004774: 46bd mov sp, r7 8004776: f85d 7b04 ldr.w r7, [sp], #4 800477a: 4770 bx lr 0800477c : * * @param netif the already initialized lwip network interface structure * for this ethernetif */ static void low_level_init(struct netif *netif) { 800477c: b580 push {r7, lr} 800477e: b084 sub sp, #16 8004780: af00 add r7, sp, #0 8004782: 6078 str r0, [r7, #4] HAL_StatusTypeDef hal_eth_init_status = HAL_OK; 8004784: 2300 movs r3, #0 8004786: 73fb strb r3, [r7, #15] /* Start ETH HAL Init */ uint8_t MACAddr[6] ; heth.Instance = ETH; 8004788: 4b40 ldr r3, [pc, #256] ; (800488c ) 800478a: 4a41 ldr r2, [pc, #260] ; (8004890 ) 800478c: 601a str r2, [r3, #0] MACAddr[0] = 0x00; 800478e: 2300 movs r3, #0 8004790: 723b strb r3, [r7, #8] MACAddr[1] = 0x80; 8004792: 2380 movs r3, #128 ; 0x80 8004794: 727b strb r3, [r7, #9] MACAddr[2] = 0xE1; 8004796: 23e1 movs r3, #225 ; 0xe1 8004798: 72bb strb r3, [r7, #10] MACAddr[3] = 0x00; 800479a: 2300 movs r3, #0 800479c: 72fb strb r3, [r7, #11] MACAddr[4] = 0x00; 800479e: 2300 movs r3, #0 80047a0: 733b strb r3, [r7, #12] MACAddr[5] = 0x00; 80047a2: 2300 movs r3, #0 80047a4: 737b strb r3, [r7, #13] heth.Init.MACAddr = &MACAddr[0]; 80047a6: 4a39 ldr r2, [pc, #228] ; (800488c ) 80047a8: f107 0308 add.w r3, r7, #8 80047ac: 6053 str r3, [r2, #4] heth.Init.MediaInterface = HAL_ETH_RMII_MODE; 80047ae: 4b37 ldr r3, [pc, #220] ; (800488c ) 80047b0: f44f 0200 mov.w r2, #8388608 ; 0x800000 80047b4: 609a str r2, [r3, #8] heth.Init.TxDesc = DMATxDscrTab; 80047b6: 4b35 ldr r3, [pc, #212] ; (800488c ) 80047b8: 4a36 ldr r2, [pc, #216] ; (8004894 ) 80047ba: 60da str r2, [r3, #12] heth.Init.RxDesc = DMARxDscrTab; 80047bc: 4b33 ldr r3, [pc, #204] ; (800488c ) 80047be: 4a36 ldr r2, [pc, #216] ; (8004898 ) 80047c0: 611a str r2, [r3, #16] heth.Init.RxBuffLen = 1536; 80047c2: 4b32 ldr r3, [pc, #200] ; (800488c ) 80047c4: f44f 62c0 mov.w r2, #1536 ; 0x600 80047c8: 615a str r2, [r3, #20] /* USER CODE BEGIN MACADDRESS */ /* USER CODE END MACADDRESS */ hal_eth_init_status = HAL_ETH_Init(&heth); 80047ca: 4830 ldr r0, [pc, #192] ; (800488c ) 80047cc: f7fd fa82 bl 8001cd4 80047d0: 4603 mov r3, r0 80047d2: 73fb strb r3, [r7, #15] memset(&TxConfig, 0 , sizeof(ETH_TxPacketConfig)); 80047d4: 2238 movs r2, #56 ; 0x38 80047d6: 2100 movs r1, #0 80047d8: 4830 ldr r0, [pc, #192] ; (800489c ) 80047da: f00c fc5d bl 8011098 TxConfig.Attributes = ETH_TX_PACKETS_FEATURES_CSUM | ETH_TX_PACKETS_FEATURES_CRCPAD; 80047de: 4b2f ldr r3, [pc, #188] ; (800489c ) 80047e0: 2221 movs r2, #33 ; 0x21 80047e2: 601a str r2, [r3, #0] TxConfig.ChecksumCtrl = ETH_CHECKSUM_IPHDR_PAYLOAD_INSERT_PHDR_CALC; 80047e4: 4b2d ldr r3, [pc, #180] ; (800489c ) 80047e6: f44f 0240 mov.w r2, #12582912 ; 0xc00000 80047ea: 615a str r2, [r3, #20] TxConfig.CRCPadCtrl = ETH_CRC_PAD_INSERT; 80047ec: 4b2b ldr r3, [pc, #172] ; (800489c ) 80047ee: 2200 movs r2, #0 80047f0: 611a str r2, [r3, #16] /* End ETH HAL Init */ /* Initialize the RX POOL */ LWIP_MEMPOOL_INIT(RX_POOL); 80047f2: 482b ldr r0, [pc, #172] ; (80048a0 ) 80047f4: f000 ff58 bl 80056a8 #if LWIP_ARP || LWIP_ETHERNET /* set MAC hardware address length */ netif->hwaddr_len = ETH_HWADDR_LEN; 80047f8: 687b ldr r3, [r7, #4] 80047fa: 2206 movs r2, #6 80047fc: f883 2030 strb.w r2, [r3, #48] ; 0x30 /* set MAC hardware address */ netif->hwaddr[0] = heth.Init.MACAddr[0]; 8004800: 4b22 ldr r3, [pc, #136] ; (800488c ) 8004802: 685b ldr r3, [r3, #4] 8004804: 781a ldrb r2, [r3, #0] 8004806: 687b ldr r3, [r7, #4] 8004808: f883 202a strb.w r2, [r3, #42] ; 0x2a netif->hwaddr[1] = heth.Init.MACAddr[1]; 800480c: 4b1f ldr r3, [pc, #124] ; (800488c ) 800480e: 685b ldr r3, [r3, #4] 8004810: 785a ldrb r2, [r3, #1] 8004812: 687b ldr r3, [r7, #4] 8004814: f883 202b strb.w r2, [r3, #43] ; 0x2b netif->hwaddr[2] = heth.Init.MACAddr[2]; 8004818: 4b1c ldr r3, [pc, #112] ; (800488c ) 800481a: 685b ldr r3, [r3, #4] 800481c: 789a ldrb r2, [r3, #2] 800481e: 687b ldr r3, [r7, #4] 8004820: f883 202c strb.w r2, [r3, #44] ; 0x2c netif->hwaddr[3] = heth.Init.MACAddr[3]; 8004824: 4b19 ldr r3, [pc, #100] ; (800488c ) 8004826: 685b ldr r3, [r3, #4] 8004828: 78da ldrb r2, [r3, #3] 800482a: 687b ldr r3, [r7, #4] 800482c: f883 202d strb.w r2, [r3, #45] ; 0x2d netif->hwaddr[4] = heth.Init.MACAddr[4]; 8004830: 4b16 ldr r3, [pc, #88] ; (800488c ) 8004832: 685b ldr r3, [r3, #4] 8004834: 791a ldrb r2, [r3, #4] 8004836: 687b ldr r3, [r7, #4] 8004838: f883 202e strb.w r2, [r3, #46] ; 0x2e netif->hwaddr[5] = heth.Init.MACAddr[5]; 800483c: 4b13 ldr r3, [pc, #76] ; (800488c ) 800483e: 685b ldr r3, [r3, #4] 8004840: 795a ldrb r2, [r3, #5] 8004842: 687b ldr r3, [r7, #4] 8004844: f883 202f strb.w r2, [r3, #47] ; 0x2f /* maximum transfer unit */ netif->mtu = ETH_MAX_PAYLOAD; 8004848: 687b ldr r3, [r7, #4] 800484a: f240 52dc movw r2, #1500 ; 0x5dc 800484e: 851a strh r2, [r3, #40] ; 0x28 /* Accept broadcast address and ARP traffic */ /* don't set NETIF_FLAG_ETHARP if this device is not an ethernet one */ #if LWIP_ARP netif->flags |= NETIF_FLAG_BROADCAST | NETIF_FLAG_ETHARP; 8004850: 687b ldr r3, [r7, #4] 8004852: f893 3031 ldrb.w r3, [r3, #49] ; 0x31 8004856: f043 030a orr.w r3, r3, #10 800485a: b2da uxtb r2, r3 800485c: 687b ldr r3, [r7, #4] 800485e: f883 2031 strb.w r2, [r3, #49] ; 0x31 /* USER CODE BEGIN PHY_PRE_CONFIG */ /* USER CODE END PHY_PRE_CONFIG */ /* Set PHY IO functions */ DP83848_RegisterBusIO(&DP83848, &DP83848_IOCtx); 8004862: 4910 ldr r1, [pc, #64] ; (80048a4 ) 8004864: 4810 ldr r0, [pc, #64] ; (80048a8 ) 8004866: f7fc ff2c bl 80016c2 /* Initialize the DP83848 ETH PHY */ DP83848_Init(&DP83848); 800486a: 480f ldr r0, [pc, #60] ; (80048a8 ) 800486c: f7fc ff5b bl 8001726 if (hal_eth_init_status == HAL_OK) 8004870: 7bfb ldrb r3, [r7, #15] 8004872: 2b00 cmp r3, #0 8004874: d103 bne.n 800487e { /* Get link state */ ethernet_link_check_state(netif); 8004876: 6878 ldr r0, [r7, #4] 8004878: f000 fa38 bl 8004cec #endif /* LWIP_ARP || LWIP_ETHERNET */ /* USER CODE BEGIN LOW_LEVEL_INIT */ /* USER CODE END LOW_LEVEL_INIT */ } 800487c: e001 b.n 8004882 Error_Handler(); 800487e: f7fc fddb bl 8001438 } 8004882: bf00 nop 8004884: 3710 adds r7, #16 8004886: 46bd mov sp, r7 8004888: bd80 pop {r7, pc} 800488a: bf00 nop 800488c: 2000633c .word 0x2000633c 8004890: 40028000 .word 0x40028000 8004894: 2000629c .word 0x2000629c 8004898: 200061fc .word 0x200061fc 800489c: 200063ec .word 0x200063ec 80048a0: 080189e0 .word 0x080189e0 80048a4: 2000000c .word 0x2000000c 80048a8: 20006424 .word 0x20006424 080048ac : * to become available since the stack doesn't retry to send a packet * dropped because of memory failure (except for the TCP timers). */ static err_t low_level_output(struct netif *netif, struct pbuf *p) { 80048ac: b580 push {r7, lr} 80048ae: b092 sub sp, #72 ; 0x48 80048b0: af00 add r7, sp, #0 80048b2: 6078 str r0, [r7, #4] 80048b4: 6039 str r1, [r7, #0] uint32_t i = 0U; 80048b6: 2300 movs r3, #0 80048b8: 647b str r3, [r7, #68] ; 0x44 struct pbuf *q = NULL; 80048ba: 2300 movs r3, #0 80048bc: 643b str r3, [r7, #64] ; 0x40 err_t errval = ERR_OK; 80048be: 2300 movs r3, #0 80048c0: f887 303f strb.w r3, [r7, #63] ; 0x3f ETH_BufferTypeDef Txbuffer[ETH_TX_DESC_CNT] = {0}; 80048c4: f107 030c add.w r3, r7, #12 80048c8: 2230 movs r2, #48 ; 0x30 80048ca: 2100 movs r1, #0 80048cc: 4618 mov r0, r3 80048ce: f00c fbe3 bl 8011098 memset(Txbuffer, 0 , ETH_TX_DESC_CNT*sizeof(ETH_BufferTypeDef)); 80048d2: f107 030c add.w r3, r7, #12 80048d6: 2230 movs r2, #48 ; 0x30 80048d8: 2100 movs r1, #0 80048da: 4618 mov r0, r3 80048dc: f00c fbdc bl 8011098 for(q = p; q != NULL; q = q->next) 80048e0: 683b ldr r3, [r7, #0] 80048e2: 643b str r3, [r7, #64] ; 0x40 80048e4: e045 b.n 8004972 { if(i >= ETH_TX_DESC_CNT) 80048e6: 6c7b ldr r3, [r7, #68] ; 0x44 80048e8: 2b03 cmp r3, #3 80048ea: d902 bls.n 80048f2 return ERR_IF; 80048ec: f06f 030b mvn.w r3, #11 80048f0: e055 b.n 800499e Txbuffer[i].buffer = q->payload; 80048f2: 6c3b ldr r3, [r7, #64] ; 0x40 80048f4: 6859 ldr r1, [r3, #4] 80048f6: 6c7a ldr r2, [r7, #68] ; 0x44 80048f8: 4613 mov r3, r2 80048fa: 005b lsls r3, r3, #1 80048fc: 4413 add r3, r2 80048fe: 009b lsls r3, r3, #2 8004900: 3348 adds r3, #72 ; 0x48 8004902: 443b add r3, r7 8004904: 3b3c subs r3, #60 ; 0x3c 8004906: 6019 str r1, [r3, #0] Txbuffer[i].len = q->len; 8004908: 6c3b ldr r3, [r7, #64] ; 0x40 800490a: 895b ldrh r3, [r3, #10] 800490c: 4619 mov r1, r3 800490e: 6c7a ldr r2, [r7, #68] ; 0x44 8004910: 4613 mov r3, r2 8004912: 005b lsls r3, r3, #1 8004914: 4413 add r3, r2 8004916: 009b lsls r3, r3, #2 8004918: 3348 adds r3, #72 ; 0x48 800491a: 443b add r3, r7 800491c: 3b38 subs r3, #56 ; 0x38 800491e: 6019 str r1, [r3, #0] if(i>0) 8004920: 6c7b ldr r3, [r7, #68] ; 0x44 8004922: 2b00 cmp r3, #0 8004924: d011 beq.n 800494a { Txbuffer[i-1].next = &Txbuffer[i]; 8004926: 6c7b ldr r3, [r7, #68] ; 0x44 8004928: 1e5a subs r2, r3, #1 800492a: f107 000c add.w r0, r7, #12 800492e: 6c79 ldr r1, [r7, #68] ; 0x44 8004930: 460b mov r3, r1 8004932: 005b lsls r3, r3, #1 8004934: 440b add r3, r1 8004936: 009b lsls r3, r3, #2 8004938: 18c1 adds r1, r0, r3 800493a: 4613 mov r3, r2 800493c: 005b lsls r3, r3, #1 800493e: 4413 add r3, r2 8004940: 009b lsls r3, r3, #2 8004942: 3348 adds r3, #72 ; 0x48 8004944: 443b add r3, r7 8004946: 3b34 subs r3, #52 ; 0x34 8004948: 6019 str r1, [r3, #0] } if(q->next == NULL) 800494a: 6c3b ldr r3, [r7, #64] ; 0x40 800494c: 681b ldr r3, [r3, #0] 800494e: 2b00 cmp r3, #0 8004950: d109 bne.n 8004966 { Txbuffer[i].next = NULL; 8004952: 6c7a ldr r2, [r7, #68] ; 0x44 8004954: 4613 mov r3, r2 8004956: 005b lsls r3, r3, #1 8004958: 4413 add r3, r2 800495a: 009b lsls r3, r3, #2 800495c: 3348 adds r3, #72 ; 0x48 800495e: 443b add r3, r7 8004960: 3b34 subs r3, #52 ; 0x34 8004962: 2200 movs r2, #0 8004964: 601a str r2, [r3, #0] } i++; 8004966: 6c7b ldr r3, [r7, #68] ; 0x44 8004968: 3301 adds r3, #1 800496a: 647b str r3, [r7, #68] ; 0x44 for(q = p; q != NULL; q = q->next) 800496c: 6c3b ldr r3, [r7, #64] ; 0x40 800496e: 681b ldr r3, [r3, #0] 8004970: 643b str r3, [r7, #64] ; 0x40 8004972: 6c3b ldr r3, [r7, #64] ; 0x40 8004974: 2b00 cmp r3, #0 8004976: d1b6 bne.n 80048e6 } TxConfig.Length = p->tot_len; 8004978: 683b ldr r3, [r7, #0] 800497a: 891b ldrh r3, [r3, #8] 800497c: 461a mov r2, r3 800497e: 4b0a ldr r3, [pc, #40] ; (80049a8 ) 8004980: 605a str r2, [r3, #4] TxConfig.TxBuffer = Txbuffer; 8004982: 4a09 ldr r2, [pc, #36] ; (80049a8 ) 8004984: f107 030c add.w r3, r7, #12 8004988: 6093 str r3, [r2, #8] TxConfig.pData = p; 800498a: 4a07 ldr r2, [pc, #28] ; (80049a8 ) 800498c: 683b ldr r3, [r7, #0] 800498e: 6353 str r3, [r2, #52] ; 0x34 HAL_ETH_Transmit(&heth, &TxConfig, ETH_DMA_TRANSMIT_TIMEOUT); 8004990: 2214 movs r2, #20 8004992: 4905 ldr r1, [pc, #20] ; (80049a8 ) 8004994: 4805 ldr r0, [pc, #20] ; (80049ac ) 8004996: f7fd fad3 bl 8001f40 return errval; 800499a: f997 303f ldrsb.w r3, [r7, #63] ; 0x3f } 800499e: 4618 mov r0, r3 80049a0: 3748 adds r7, #72 ; 0x48 80049a2: 46bd mov sp, r7 80049a4: bd80 pop {r7, pc} 80049a6: bf00 nop 80049a8: 200063ec .word 0x200063ec 80049ac: 2000633c .word 0x2000633c 080049b0 : * @param netif the lwip network interface structure for this ethernetif * @return a pbuf filled with the received packet (including MAC header) * NULL on memory error */ static struct pbuf * low_level_input(struct netif *netif) { 80049b0: b580 push {r7, lr} 80049b2: b084 sub sp, #16 80049b4: af00 add r7, sp, #0 80049b6: 6078 str r0, [r7, #4] struct pbuf *p = NULL; 80049b8: 2300 movs r3, #0 80049ba: 60fb str r3, [r7, #12] if(RxAllocStatus == RX_ALLOC_OK) 80049bc: 4b07 ldr r3, [pc, #28] ; (80049dc ) 80049be: 781b ldrb r3, [r3, #0] 80049c0: 2b00 cmp r3, #0 80049c2: d105 bne.n 80049d0 { HAL_ETH_ReadData(&heth, (void **)&p); 80049c4: f107 030c add.w r3, r7, #12 80049c8: 4619 mov r1, r3 80049ca: 4805 ldr r0, [pc, #20] ; (80049e0 ) 80049cc: f7fd fb4c bl 8002068 } return p; 80049d0: 68fb ldr r3, [r7, #12] } 80049d2: 4618 mov r0, r3 80049d4: 3710 adds r7, #16 80049d6: 46bd mov sp, r7 80049d8: bd80 pop {r7, pc} 80049da: bf00 nop 80049dc: 200061f8 .word 0x200061f8 80049e0: 2000633c .word 0x2000633c 080049e4 : * the appropriate input function is called. * * @param netif the lwip network interface structure for this ethernetif */ void ethernetif_input(struct netif *netif) { 80049e4: b580 push {r7, lr} 80049e6: b084 sub sp, #16 80049e8: af00 add r7, sp, #0 80049ea: 6078 str r0, [r7, #4] struct pbuf *p = NULL; 80049ec: 2300 movs r3, #0 80049ee: 60fb str r3, [r7, #12] do { p = low_level_input( netif ); 80049f0: 6878 ldr r0, [r7, #4] 80049f2: f7ff ffdd bl 80049b0 80049f6: 60f8 str r0, [r7, #12] if (p != NULL) 80049f8: 68fb ldr r3, [r7, #12] 80049fa: 2b00 cmp r3, #0 80049fc: d00a beq.n 8004a14 { if (netif->input( p, netif) != ERR_OK ) 80049fe: 687b ldr r3, [r7, #4] 8004a00: 691b ldr r3, [r3, #16] 8004a02: 6879 ldr r1, [r7, #4] 8004a04: 68f8 ldr r0, [r7, #12] 8004a06: 4798 blx r3 8004a08: 4603 mov r3, r0 8004a0a: 2b00 cmp r3, #0 8004a0c: d002 beq.n 8004a14 { pbuf_free(p); 8004a0e: 68f8 ldr r0, [r7, #12] 8004a10: f001 fdd2 bl 80065b8 } } } while(p!=NULL); 8004a14: 68fb ldr r3, [r7, #12] 8004a16: 2b00 cmp r3, #0 8004a18: d1ea bne.n 80049f0 } 8004a1a: bf00 nop 8004a1c: bf00 nop 8004a1e: 3710 adds r7, #16 8004a20: 46bd mov sp, r7 8004a22: bd80 pop {r7, pc} 08004a24 : * @return ERR_OK if the loopif is initialized * ERR_MEM if private data couldn't be allocated * any other err_t on error */ err_t ethernetif_init(struct netif *netif) { 8004a24: b580 push {r7, lr} 8004a26: b082 sub sp, #8 8004a28: af00 add r7, sp, #0 8004a2a: 6078 str r0, [r7, #4] LWIP_ASSERT("netif != NULL", (netif != NULL)); 8004a2c: 687b ldr r3, [r7, #4] 8004a2e: 2b00 cmp r3, #0 8004a30: d106 bne.n 8004a40 8004a32: 4b0e ldr r3, [pc, #56] ; (8004a6c ) 8004a34: f240 126b movw r2, #363 ; 0x16b 8004a38: 490d ldr r1, [pc, #52] ; (8004a70 ) 8004a3a: 480e ldr r0, [pc, #56] ; (8004a74 ) 8004a3c: f00c fb34 bl 80110a8 * The last argument should be replaced with your link speed, in units * of bits per second. */ // MIB2_INIT_NETIF(netif, snmp_ifType_ethernet_csmacd, LINK_SPEED_OF_YOUR_NETIF_IN_BPS); netif->name[0] = IFNAME0; 8004a40: 687b ldr r3, [r7, #4] 8004a42: 2273 movs r2, #115 ; 0x73 8004a44: f883 2032 strb.w r2, [r3, #50] ; 0x32 netif->name[1] = IFNAME1; 8004a48: 687b ldr r3, [r7, #4] 8004a4a: 2274 movs r2, #116 ; 0x74 8004a4c: f883 2033 strb.w r2, [r3, #51] ; 0x33 * is available...) */ #if LWIP_IPV4 #if LWIP_ARP || LWIP_ETHERNET #if LWIP_ARP netif->output = etharp_output; 8004a50: 687b ldr r3, [r7, #4] 8004a52: 4a09 ldr r2, [pc, #36] ; (8004a78 ) 8004a54: 615a str r2, [r3, #20] #if LWIP_IPV6 netif->output_ip6 = ethip6_output; #endif /* LWIP_IPV6 */ netif->linkoutput = low_level_output; 8004a56: 687b ldr r3, [r7, #4] 8004a58: 4a08 ldr r2, [pc, #32] ; (8004a7c ) 8004a5a: 619a str r2, [r3, #24] /* initialize the hardware */ low_level_init(netif); 8004a5c: 6878 ldr r0, [r7, #4] 8004a5e: f7ff fe8d bl 800477c return ERR_OK; 8004a62: 2300 movs r3, #0 } 8004a64: 4618 mov r0, r3 8004a66: 3708 adds r7, #8 8004a68: 46bd mov sp, r7 8004a6a: bd80 pop {r7, pc} 8004a6c: 08015be0 .word 0x08015be0 8004a70: 08015bfc .word 0x08015bfc 8004a74: 08015c0c .word 0x08015c0c 8004a78: 0800f035 .word 0x0800f035 8004a7c: 080048ad .word 0x080048ad 08004a80 : * @brief Custom Rx pbuf free callback * @param pbuf: pbuf to be freed * @retval None */ void pbuf_free_custom(struct pbuf *p) { 8004a80: b580 push {r7, lr} 8004a82: b084 sub sp, #16 8004a84: af00 add r7, sp, #0 8004a86: 6078 str r0, [r7, #4] struct pbuf_custom* custom_pbuf = (struct pbuf_custom*)p; 8004a88: 687b ldr r3, [r7, #4] 8004a8a: 60fb str r3, [r7, #12] LWIP_MEMPOOL_FREE(RX_POOL, custom_pbuf); 8004a8c: 68f9 ldr r1, [r7, #12] 8004a8e: 4807 ldr r0, [pc, #28] ; (8004aac ) 8004a90: f000 feec bl 800586c /* If the Rx Buffer Pool was exhausted, signal the ethernetif_input task to * call HAL_ETH_GetRxDataBuffer to rebuild the Rx descriptors. */ if (RxAllocStatus == RX_ALLOC_ERROR) 8004a94: 4b06 ldr r3, [pc, #24] ; (8004ab0 ) 8004a96: 781b ldrb r3, [r3, #0] 8004a98: 2b01 cmp r3, #1 8004a9a: d102 bne.n 8004aa2 { RxAllocStatus = RX_ALLOC_OK; 8004a9c: 4b04 ldr r3, [pc, #16] ; (8004ab0 ) 8004a9e: 2200 movs r2, #0 8004aa0: 701a strb r2, [r3, #0] } } 8004aa2: bf00 nop 8004aa4: 3710 adds r7, #16 8004aa6: 46bd mov sp, r7 8004aa8: bd80 pop {r7, pc} 8004aaa: bf00 nop 8004aac: 080189e0 .word 0x080189e0 8004ab0: 200061f8 .word 0x200061f8 08004ab4 : * when LWIP_TIMERS == 1 and NO_SYS == 1 * @param None * @retval Current Time value */ u32_t sys_now(void) { 8004ab4: b580 push {r7, lr} 8004ab6: af00 add r7, sp, #0 return HAL_GetTick(); 8004ab8: f7fc ffca bl 8001a50 8004abc: 4603 mov r3, r0 } 8004abe: 4618 mov r0, r3 8004ac0: bd80 pop {r7, pc} ... 08004ac4 : * @param ethHandle: ETH handle * @retval None */ void HAL_ETH_MspInit(ETH_HandleTypeDef* ethHandle) { 8004ac4: b580 push {r7, lr} 8004ac6: b08e sub sp, #56 ; 0x38 8004ac8: af00 add r7, sp, #0 8004aca: 6078 str r0, [r7, #4] GPIO_InitTypeDef GPIO_InitStruct = {0}; 8004acc: f107 0324 add.w r3, r7, #36 ; 0x24 8004ad0: 2200 movs r2, #0 8004ad2: 601a str r2, [r3, #0] 8004ad4: 605a str r2, [r3, #4] 8004ad6: 609a str r2, [r3, #8] 8004ad8: 60da str r2, [r3, #12] 8004ada: 611a str r2, [r3, #16] if(ethHandle->Instance==ETH) 8004adc: 687b ldr r3, [r7, #4] 8004ade: 681b ldr r3, [r3, #0] 8004ae0: 4a55 ldr r2, [pc, #340] ; (8004c38 ) 8004ae2: 4293 cmp r3, r2 8004ae4: f040 80a4 bne.w 8004c30 { /* USER CODE BEGIN ETH_MspInit 0 */ /* USER CODE END ETH_MspInit 0 */ /* Enable Peripheral clock */ __HAL_RCC_ETH_CLK_ENABLE(); 8004ae8: 2300 movs r3, #0 8004aea: 623b str r3, [r7, #32] 8004aec: 4b53 ldr r3, [pc, #332] ; (8004c3c ) 8004aee: 6b1b ldr r3, [r3, #48] ; 0x30 8004af0: 4a52 ldr r2, [pc, #328] ; (8004c3c ) 8004af2: f043 7300 orr.w r3, r3, #33554432 ; 0x2000000 8004af6: 6313 str r3, [r2, #48] ; 0x30 8004af8: 4b50 ldr r3, [pc, #320] ; (8004c3c ) 8004afa: 6b1b ldr r3, [r3, #48] ; 0x30 8004afc: f003 7300 and.w r3, r3, #33554432 ; 0x2000000 8004b00: 623b str r3, [r7, #32] 8004b02: 6a3b ldr r3, [r7, #32] 8004b04: 2300 movs r3, #0 8004b06: 61fb str r3, [r7, #28] 8004b08: 4b4c ldr r3, [pc, #304] ; (8004c3c ) 8004b0a: 6b1b ldr r3, [r3, #48] ; 0x30 8004b0c: 4a4b ldr r2, [pc, #300] ; (8004c3c ) 8004b0e: f043 6380 orr.w r3, r3, #67108864 ; 0x4000000 8004b12: 6313 str r3, [r2, #48] ; 0x30 8004b14: 4b49 ldr r3, [pc, #292] ; (8004c3c ) 8004b16: 6b1b ldr r3, [r3, #48] ; 0x30 8004b18: f003 6380 and.w r3, r3, #67108864 ; 0x4000000 8004b1c: 61fb str r3, [r7, #28] 8004b1e: 69fb ldr r3, [r7, #28] 8004b20: 2300 movs r3, #0 8004b22: 61bb str r3, [r7, #24] 8004b24: 4b45 ldr r3, [pc, #276] ; (8004c3c ) 8004b26: 6b1b ldr r3, [r3, #48] ; 0x30 8004b28: 4a44 ldr r2, [pc, #272] ; (8004c3c ) 8004b2a: f043 6300 orr.w r3, r3, #134217728 ; 0x8000000 8004b2e: 6313 str r3, [r2, #48] ; 0x30 8004b30: 4b42 ldr r3, [pc, #264] ; (8004c3c ) 8004b32: 6b1b ldr r3, [r3, #48] ; 0x30 8004b34: f003 6300 and.w r3, r3, #134217728 ; 0x8000000 8004b38: 61bb str r3, [r7, #24] 8004b3a: 69bb ldr r3, [r7, #24] __HAL_RCC_GPIOC_CLK_ENABLE(); 8004b3c: 2300 movs r3, #0 8004b3e: 617b str r3, [r7, #20] 8004b40: 4b3e ldr r3, [pc, #248] ; (8004c3c ) 8004b42: 6b1b ldr r3, [r3, #48] ; 0x30 8004b44: 4a3d ldr r2, [pc, #244] ; (8004c3c ) 8004b46: f043 0304 orr.w r3, r3, #4 8004b4a: 6313 str r3, [r2, #48] ; 0x30 8004b4c: 4b3b ldr r3, [pc, #236] ; (8004c3c ) 8004b4e: 6b1b ldr r3, [r3, #48] ; 0x30 8004b50: f003 0304 and.w r3, r3, #4 8004b54: 617b str r3, [r7, #20] 8004b56: 697b ldr r3, [r7, #20] __HAL_RCC_GPIOA_CLK_ENABLE(); 8004b58: 2300 movs r3, #0 8004b5a: 613b str r3, [r7, #16] 8004b5c: 4b37 ldr r3, [pc, #220] ; (8004c3c ) 8004b5e: 6b1b ldr r3, [r3, #48] ; 0x30 8004b60: 4a36 ldr r2, [pc, #216] ; (8004c3c ) 8004b62: f043 0301 orr.w r3, r3, #1 8004b66: 6313 str r3, [r2, #48] ; 0x30 8004b68: 4b34 ldr r3, [pc, #208] ; (8004c3c ) 8004b6a: 6b1b ldr r3, [r3, #48] ; 0x30 8004b6c: f003 0301 and.w r3, r3, #1 8004b70: 613b str r3, [r7, #16] 8004b72: 693b ldr r3, [r7, #16] __HAL_RCC_GPIOB_CLK_ENABLE(); 8004b74: 2300 movs r3, #0 8004b76: 60fb str r3, [r7, #12] 8004b78: 4b30 ldr r3, [pc, #192] ; (8004c3c ) 8004b7a: 6b1b ldr r3, [r3, #48] ; 0x30 8004b7c: 4a2f ldr r2, [pc, #188] ; (8004c3c ) 8004b7e: f043 0302 orr.w r3, r3, #2 8004b82: 6313 str r3, [r2, #48] ; 0x30 8004b84: 4b2d ldr r3, [pc, #180] ; (8004c3c ) 8004b86: 6b1b ldr r3, [r3, #48] ; 0x30 8004b88: f003 0302 and.w r3, r3, #2 8004b8c: 60fb str r3, [r7, #12] 8004b8e: 68fb ldr r3, [r7, #12] __HAL_RCC_GPIOG_CLK_ENABLE(); 8004b90: 2300 movs r3, #0 8004b92: 60bb str r3, [r7, #8] 8004b94: 4b29 ldr r3, [pc, #164] ; (8004c3c ) 8004b96: 6b1b ldr r3, [r3, #48] ; 0x30 8004b98: 4a28 ldr r2, [pc, #160] ; (8004c3c ) 8004b9a: f043 0340 orr.w r3, r3, #64 ; 0x40 8004b9e: 6313 str r3, [r2, #48] ; 0x30 8004ba0: 4b26 ldr r3, [pc, #152] ; (8004c3c ) 8004ba2: 6b1b ldr r3, [r3, #48] ; 0x30 8004ba4: f003 0340 and.w r3, r3, #64 ; 0x40 8004ba8: 60bb str r3, [r7, #8] 8004baa: 68bb ldr r3, [r7, #8] PC5 ------> ETH_RXD1 PB11 ------> ETH_TX_EN PB12 ------> ETH_TXD0 PG14 ------> ETH_TXD1 */ GPIO_InitStruct.Pin = GPIO_PIN_1|GPIO_PIN_4|GPIO_PIN_5; 8004bac: 2332 movs r3, #50 ; 0x32 8004bae: 627b str r3, [r7, #36] ; 0x24 GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; 8004bb0: 2302 movs r3, #2 8004bb2: 62bb str r3, [r7, #40] ; 0x28 GPIO_InitStruct.Pull = GPIO_NOPULL; 8004bb4: 2300 movs r3, #0 8004bb6: 62fb str r3, [r7, #44] ; 0x2c GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; 8004bb8: 2303 movs r3, #3 8004bba: 633b str r3, [r7, #48] ; 0x30 GPIO_InitStruct.Alternate = GPIO_AF11_ETH; 8004bbc: 230b movs r3, #11 8004bbe: 637b str r3, [r7, #52] ; 0x34 HAL_GPIO_Init(GPIOC, &GPIO_InitStruct); 8004bc0: f107 0324 add.w r3, r7, #36 ; 0x24 8004bc4: 4619 mov r1, r3 8004bc6: 481e ldr r0, [pc, #120] ; (8004c40 ) 8004bc8: f7fe f97a bl 8002ec0 GPIO_InitStruct.Pin = GPIO_PIN_1|GPIO_PIN_2|GPIO_PIN_7; 8004bcc: 2386 movs r3, #134 ; 0x86 8004bce: 627b str r3, [r7, #36] ; 0x24 GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; 8004bd0: 2302 movs r3, #2 8004bd2: 62bb str r3, [r7, #40] ; 0x28 GPIO_InitStruct.Pull = GPIO_NOPULL; 8004bd4: 2300 movs r3, #0 8004bd6: 62fb str r3, [r7, #44] ; 0x2c GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; 8004bd8: 2303 movs r3, #3 8004bda: 633b str r3, [r7, #48] ; 0x30 GPIO_InitStruct.Alternate = GPIO_AF11_ETH; 8004bdc: 230b movs r3, #11 8004bde: 637b str r3, [r7, #52] ; 0x34 HAL_GPIO_Init(GPIOA, &GPIO_InitStruct); 8004be0: f107 0324 add.w r3, r7, #36 ; 0x24 8004be4: 4619 mov r1, r3 8004be6: 4817 ldr r0, [pc, #92] ; (8004c44 ) 8004be8: f7fe f96a bl 8002ec0 GPIO_InitStruct.Pin = GPIO_PIN_11|GPIO_PIN_12; 8004bec: f44f 53c0 mov.w r3, #6144 ; 0x1800 8004bf0: 627b str r3, [r7, #36] ; 0x24 GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; 8004bf2: 2302 movs r3, #2 8004bf4: 62bb str r3, [r7, #40] ; 0x28 GPIO_InitStruct.Pull = GPIO_NOPULL; 8004bf6: 2300 movs r3, #0 8004bf8: 62fb str r3, [r7, #44] ; 0x2c GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; 8004bfa: 2303 movs r3, #3 8004bfc: 633b str r3, [r7, #48] ; 0x30 GPIO_InitStruct.Alternate = GPIO_AF11_ETH; 8004bfe: 230b movs r3, #11 8004c00: 637b str r3, [r7, #52] ; 0x34 HAL_GPIO_Init(GPIOB, &GPIO_InitStruct); 8004c02: f107 0324 add.w r3, r7, #36 ; 0x24 8004c06: 4619 mov r1, r3 8004c08: 480f ldr r0, [pc, #60] ; (8004c48 ) 8004c0a: f7fe f959 bl 8002ec0 GPIO_InitStruct.Pin = GPIO_PIN_14; 8004c0e: f44f 4380 mov.w r3, #16384 ; 0x4000 8004c12: 627b str r3, [r7, #36] ; 0x24 GPIO_InitStruct.Mode = GPIO_MODE_AF_PP; 8004c14: 2302 movs r3, #2 8004c16: 62bb str r3, [r7, #40] ; 0x28 GPIO_InitStruct.Pull = GPIO_NOPULL; 8004c18: 2300 movs r3, #0 8004c1a: 62fb str r3, [r7, #44] ; 0x2c GPIO_InitStruct.Speed = GPIO_SPEED_FREQ_VERY_HIGH; 8004c1c: 2303 movs r3, #3 8004c1e: 633b str r3, [r7, #48] ; 0x30 GPIO_InitStruct.Alternate = GPIO_AF11_ETH; 8004c20: 230b movs r3, #11 8004c22: 637b str r3, [r7, #52] ; 0x34 HAL_GPIO_Init(GPIOG, &GPIO_InitStruct); 8004c24: f107 0324 add.w r3, r7, #36 ; 0x24 8004c28: 4619 mov r1, r3 8004c2a: 4808 ldr r0, [pc, #32] ; (8004c4c ) 8004c2c: f7fe f948 bl 8002ec0 /* USER CODE BEGIN ETH_MspInit 1 */ /* USER CODE END ETH_MspInit 1 */ } } 8004c30: bf00 nop 8004c32: 3738 adds r7, #56 ; 0x38 8004c34: 46bd mov sp, r7 8004c36: bd80 pop {r7, pc} 8004c38: 40028000 .word 0x40028000 8004c3c: 40023800 .word 0x40023800 8004c40: 40020800 .word 0x40020800 8004c44: 40020000 .word 0x40020000 8004c48: 40020400 .word 0x40020400 8004c4c: 40021800 .word 0x40021800 08004c50 : * @brief Initializes the MDIO interface GPIO and clocks. * @param None * @retval 0 if OK, -1 if ERROR */ int32_t ETH_PHY_IO_Init(void) { 8004c50: b580 push {r7, lr} 8004c52: af00 add r7, sp, #0 /* We assume that MDIO GPIO configuration is already done in the ETH_MspInit() else it should be done here */ /* Configure the MDIO Clock */ HAL_ETH_SetMDIOClockRange(&heth); 8004c54: 4802 ldr r0, [pc, #8] ; (8004c60 ) 8004c56: f7fd fcd7 bl 8002608 return 0; 8004c5a: 2300 movs r3, #0 } 8004c5c: 4618 mov r0, r3 8004c5e: bd80 pop {r7, pc} 8004c60: 2000633c .word 0x2000633c 08004c64 : * @brief De-Initializes the MDIO interface . * @param None * @retval 0 if OK, -1 if ERROR */ int32_t ETH_PHY_IO_DeInit (void) { 8004c64: b480 push {r7} 8004c66: af00 add r7, sp, #0 return 0; 8004c68: 2300 movs r3, #0 } 8004c6a: 4618 mov r0, r3 8004c6c: 46bd mov sp, r7 8004c6e: f85d 7b04 ldr.w r7, [sp], #4 8004c72: 4770 bx lr 08004c74 : * @param RegAddr: PHY register address * @param pRegVal: pointer to hold the register value * @retval 0 if OK -1 if Error */ int32_t ETH_PHY_IO_ReadReg(uint32_t DevAddr, uint32_t RegAddr, uint32_t *pRegVal) { 8004c74: b580 push {r7, lr} 8004c76: b084 sub sp, #16 8004c78: af00 add r7, sp, #0 8004c7a: 60f8 str r0, [r7, #12] 8004c7c: 60b9 str r1, [r7, #8] 8004c7e: 607a str r2, [r7, #4] if(HAL_ETH_ReadPHYRegister(&heth, DevAddr, RegAddr, pRegVal) != HAL_OK) 8004c80: 687b ldr r3, [r7, #4] 8004c82: 68ba ldr r2, [r7, #8] 8004c84: 68f9 ldr r1, [r7, #12] 8004c86: 4807 ldr r0, [pc, #28] ; (8004ca4 ) 8004c88: f7fd fb26 bl 80022d8 8004c8c: 4603 mov r3, r0 8004c8e: 2b00 cmp r3, #0 8004c90: d002 beq.n 8004c98 { return -1; 8004c92: f04f 33ff mov.w r3, #4294967295 8004c96: e000 b.n 8004c9a } return 0; 8004c98: 2300 movs r3, #0 } 8004c9a: 4618 mov r0, r3 8004c9c: 3710 adds r7, #16 8004c9e: 46bd mov sp, r7 8004ca0: bd80 pop {r7, pc} 8004ca2: bf00 nop 8004ca4: 2000633c .word 0x2000633c 08004ca8 : * @param RegAddr: PHY register address * @param RegVal: Value to be written * @retval 0 if OK -1 if Error */ int32_t ETH_PHY_IO_WriteReg(uint32_t DevAddr, uint32_t RegAddr, uint32_t RegVal) { 8004ca8: b580 push {r7, lr} 8004caa: b084 sub sp, #16 8004cac: af00 add r7, sp, #0 8004cae: 60f8 str r0, [r7, #12] 8004cb0: 60b9 str r1, [r7, #8] 8004cb2: 607a str r2, [r7, #4] if(HAL_ETH_WritePHYRegister(&heth, DevAddr, RegAddr, RegVal) != HAL_OK) 8004cb4: 687b ldr r3, [r7, #4] 8004cb6: 68ba ldr r2, [r7, #8] 8004cb8: 68f9 ldr r1, [r7, #12] 8004cba: 4807 ldr r0, [pc, #28] ; (8004cd8 ) 8004cbc: f7fd fb57 bl 800236e 8004cc0: 4603 mov r3, r0 8004cc2: 2b00 cmp r3, #0 8004cc4: d002 beq.n 8004ccc { return -1; 8004cc6: f04f 33ff mov.w r3, #4294967295 8004cca: e000 b.n 8004cce } return 0; 8004ccc: 2300 movs r3, #0 } 8004cce: 4618 mov r0, r3 8004cd0: 3710 adds r7, #16 8004cd2: 46bd mov sp, r7 8004cd4: bd80 pop {r7, pc} 8004cd6: bf00 nop 8004cd8: 2000633c .word 0x2000633c 08004cdc : /** * @brief Get the time in millisecons used for internal PHY driver process. * @retval Time value */ int32_t ETH_PHY_IO_GetTick(void) { 8004cdc: b580 push {r7, lr} 8004cde: af00 add r7, sp, #0 return HAL_GetTick(); 8004ce0: f7fc feb6 bl 8001a50 8004ce4: 4603 mov r3, r0 } 8004ce6: 4618 mov r0, r3 8004ce8: bd80 pop {r7, pc} ... 08004cec : /** * @brief Check the ETH link state then update ETH driver and netif link accordingly. * @retval None */ void ethernet_link_check_state(struct netif *netif) { 8004cec: b580 push {r7, lr} 8004cee: b0a0 sub sp, #128 ; 0x80 8004cf0: af00 add r7, sp, #0 8004cf2: 6078 str r0, [r7, #4] ETH_MACConfigTypeDef MACConf = {0}; 8004cf4: f107 030c add.w r3, r7, #12 8004cf8: 2264 movs r2, #100 ; 0x64 8004cfa: 2100 movs r1, #0 8004cfc: 4618 mov r0, r3 8004cfe: f00c f9cb bl 8011098 int32_t PHYLinkState = 0; 8004d02: 2300 movs r3, #0 8004d04: 673b str r3, [r7, #112] ; 0x70 uint32_t linkchanged = 0U, speed = 0U, duplex = 0U; 8004d06: 2300 movs r3, #0 8004d08: 67fb str r3, [r7, #124] ; 0x7c 8004d0a: 2300 movs r3, #0 8004d0c: 67bb str r3, [r7, #120] ; 0x78 8004d0e: 2300 movs r3, #0 8004d10: 677b str r3, [r7, #116] ; 0x74 PHYLinkState = DP83848_GetLinkState(&DP83848); 8004d12: 483a ldr r0, [pc, #232] ; (8004dfc ) 8004d14: f7fc fdaf bl 8001876 8004d18: 6738 str r0, [r7, #112] ; 0x70 if(netif_is_link_up(netif) && (PHYLinkState <= DP83848_STATUS_LINK_DOWN)) 8004d1a: 687b ldr r3, [r7, #4] 8004d1c: f893 3031 ldrb.w r3, [r3, #49] ; 0x31 8004d20: 089b lsrs r3, r3, #2 8004d22: f003 0301 and.w r3, r3, #1 8004d26: b2db uxtb r3, r3 8004d28: 2b00 cmp r3, #0 8004d2a: d00c beq.n 8004d46 8004d2c: 6f3b ldr r3, [r7, #112] ; 0x70 8004d2e: 2b01 cmp r3, #1 8004d30: dc09 bgt.n 8004d46 { HAL_ETH_Stop(&heth); 8004d32: 4833 ldr r0, [pc, #204] ; (8004e00 ) 8004d34: f7fd f8ab bl 8001e8e netif_set_down(netif); 8004d38: 6878 ldr r0, [r7, #4] 8004d3a: f001 f823 bl 8005d84 netif_set_link_down(netif); 8004d3e: 6878 ldr r0, [r7, #4] 8004d40: f001 f88a bl 8005e58 netif_set_up(netif); netif_set_link_up(netif); } } } 8004d44: e055 b.n 8004df2 else if(!netif_is_link_up(netif) && (PHYLinkState > DP83848_STATUS_LINK_DOWN)) 8004d46: 687b ldr r3, [r7, #4] 8004d48: f893 3031 ldrb.w r3, [r3, #49] ; 0x31 8004d4c: f003 0304 and.w r3, r3, #4 8004d50: 2b00 cmp r3, #0 8004d52: d14e bne.n 8004df2 8004d54: 6f3b ldr r3, [r7, #112] ; 0x70 8004d56: 2b01 cmp r3, #1 8004d58: dd4b ble.n 8004df2 switch (PHYLinkState) 8004d5a: 6f3b ldr r3, [r7, #112] ; 0x70 8004d5c: 3b02 subs r3, #2 8004d5e: 2b03 cmp r3, #3 8004d60: d82a bhi.n 8004db8 8004d62: a201 add r2, pc, #4 ; (adr r2, 8004d68 ) 8004d64: f852 f023 ldr.w pc, [r2, r3, lsl #2] 8004d68: 08004d79 .word 0x08004d79 8004d6c: 08004d8b .word 0x08004d8b 8004d70: 08004d9b .word 0x08004d9b 8004d74: 08004dab .word 0x08004dab duplex = ETH_FULLDUPLEX_MODE; 8004d78: f44f 6300 mov.w r3, #2048 ; 0x800 8004d7c: 677b str r3, [r7, #116] ; 0x74 speed = ETH_SPEED_100M; 8004d7e: f44f 4380 mov.w r3, #16384 ; 0x4000 8004d82: 67bb str r3, [r7, #120] ; 0x78 linkchanged = 1; 8004d84: 2301 movs r3, #1 8004d86: 67fb str r3, [r7, #124] ; 0x7c break; 8004d88: e017 b.n 8004dba duplex = ETH_HALFDUPLEX_MODE; 8004d8a: 2300 movs r3, #0 8004d8c: 677b str r3, [r7, #116] ; 0x74 speed = ETH_SPEED_100M; 8004d8e: f44f 4380 mov.w r3, #16384 ; 0x4000 8004d92: 67bb str r3, [r7, #120] ; 0x78 linkchanged = 1; 8004d94: 2301 movs r3, #1 8004d96: 67fb str r3, [r7, #124] ; 0x7c break; 8004d98: e00f b.n 8004dba duplex = ETH_FULLDUPLEX_MODE; 8004d9a: f44f 6300 mov.w r3, #2048 ; 0x800 8004d9e: 677b str r3, [r7, #116] ; 0x74 speed = ETH_SPEED_10M; 8004da0: 2300 movs r3, #0 8004da2: 67bb str r3, [r7, #120] ; 0x78 linkchanged = 1; 8004da4: 2301 movs r3, #1 8004da6: 67fb str r3, [r7, #124] ; 0x7c break; 8004da8: e007 b.n 8004dba duplex = ETH_HALFDUPLEX_MODE; 8004daa: 2300 movs r3, #0 8004dac: 677b str r3, [r7, #116] ; 0x74 speed = ETH_SPEED_10M; 8004dae: 2300 movs r3, #0 8004db0: 67bb str r3, [r7, #120] ; 0x78 linkchanged = 1; 8004db2: 2301 movs r3, #1 8004db4: 67fb str r3, [r7, #124] ; 0x7c break; 8004db6: e000 b.n 8004dba break; 8004db8: bf00 nop if(linkchanged) 8004dba: 6ffb ldr r3, [r7, #124] ; 0x7c 8004dbc: 2b00 cmp r3, #0 8004dbe: d018 beq.n 8004df2 HAL_ETH_GetMACConfig(&heth, &MACConf); 8004dc0: f107 030c add.w r3, r7, #12 8004dc4: 4619 mov r1, r3 8004dc6: 480e ldr r0, [pc, #56] ; (8004e00 ) 8004dc8: f7fd fb1a bl 8002400 MACConf.DuplexMode = duplex; 8004dcc: 6f7b ldr r3, [r7, #116] ; 0x74 8004dce: 627b str r3, [r7, #36] ; 0x24 MACConf.Speed = speed; 8004dd0: 6fbb ldr r3, [r7, #120] ; 0x78 8004dd2: 623b str r3, [r7, #32] HAL_ETH_SetMACConfig(&heth, &MACConf); 8004dd4: f107 030c add.w r3, r7, #12 8004dd8: 4619 mov r1, r3 8004dda: 4809 ldr r0, [pc, #36] ; (8004e00 ) 8004ddc: f7fd fbfa bl 80025d4 HAL_ETH_Start(&heth); 8004de0: 4807 ldr r0, [pc, #28] ; (8004e00 ) 8004de2: f7fc fff5 bl 8001dd0 netif_set_up(netif); 8004de6: 6878 ldr r0, [r7, #4] 8004de8: f000 ff60 bl 8005cac netif_set_link_up(netif); 8004dec: 6878 ldr r0, [r7, #4] 8004dee: f000 fffb bl 8005de8 } 8004df2: bf00 nop 8004df4: 3780 adds r7, #128 ; 0x80 8004df6: 46bd mov sp, r7 8004df8: bd80 pop {r7, pc} 8004dfa: bf00 nop 8004dfc: 20006424 .word 0x20006424 8004e00: 2000633c .word 0x2000633c 08004e04 : void HAL_ETH_RxAllocateCallback(uint8_t **buff) { 8004e04: b580 push {r7, lr} 8004e06: b086 sub sp, #24 8004e08: af02 add r7, sp, #8 8004e0a: 6078 str r0, [r7, #4] /* USER CODE BEGIN HAL ETH RxAllocateCallback */ struct pbuf_custom *p = LWIP_MEMPOOL_ALLOC(RX_POOL); 8004e0c: 4812 ldr r0, [pc, #72] ; (8004e58 ) 8004e0e: f000 fcbf bl 8005790 8004e12: 60f8 str r0, [r7, #12] if (p) 8004e14: 68fb ldr r3, [r7, #12] 8004e16: 2b00 cmp r3, #0 8004e18: d014 beq.n 8004e44 { /* Get the buff from the struct pbuf address. */ *buff = (uint8_t *)p + offsetof(RxBuff_t, buff); 8004e1a: 68fb ldr r3, [r7, #12] 8004e1c: f103 0220 add.w r2, r3, #32 8004e20: 687b ldr r3, [r7, #4] 8004e22: 601a str r2, [r3, #0] p->custom_free_function = pbuf_free_custom; 8004e24: 68fb ldr r3, [r7, #12] 8004e26: 4a0d ldr r2, [pc, #52] ; (8004e5c ) 8004e28: 611a str r2, [r3, #16] /* Initialize the struct pbuf. * This must be performed whenever a buffer's allocated because it may be * changed by lwIP or the app, e.g., pbuf_free decrements ref. */ pbuf_alloced_custom(PBUF_RAW, 0, PBUF_REF, p, *buff, ETH_RX_BUFFER_SIZE); 8004e2a: 687b ldr r3, [r7, #4] 8004e2c: 681b ldr r3, [r3, #0] 8004e2e: f44f 62c0 mov.w r2, #1536 ; 0x600 8004e32: 9201 str r2, [sp, #4] 8004e34: 9300 str r3, [sp, #0] 8004e36: 68fb ldr r3, [r7, #12] 8004e38: 2241 movs r2, #65 ; 0x41 8004e3a: 2100 movs r1, #0 8004e3c: 2000 movs r0, #0 8004e3e: f001 fa01 bl 8006244 { RxAllocStatus = RX_ALLOC_ERROR; *buff = NULL; } /* USER CODE END HAL ETH RxAllocateCallback */ } 8004e42: e005 b.n 8004e50 RxAllocStatus = RX_ALLOC_ERROR; 8004e44: 4b06 ldr r3, [pc, #24] ; (8004e60 ) 8004e46: 2201 movs r2, #1 8004e48: 701a strb r2, [r3, #0] *buff = NULL; 8004e4a: 687b ldr r3, [r7, #4] 8004e4c: 2200 movs r2, #0 8004e4e: 601a str r2, [r3, #0] } 8004e50: bf00 nop 8004e52: 3710 adds r7, #16 8004e54: 46bd mov sp, r7 8004e56: bd80 pop {r7, pc} 8004e58: 080189e0 .word 0x080189e0 8004e5c: 08004a81 .word 0x08004a81 8004e60: 200061f8 .word 0x200061f8 08004e64 : void HAL_ETH_RxLinkCallback(void **pStart, void **pEnd, uint8_t *buff, uint16_t Length) { 8004e64: b480 push {r7} 8004e66: b089 sub sp, #36 ; 0x24 8004e68: af00 add r7, sp, #0 8004e6a: 60f8 str r0, [r7, #12] 8004e6c: 60b9 str r1, [r7, #8] 8004e6e: 607a str r2, [r7, #4] 8004e70: 807b strh r3, [r7, #2] /* USER CODE BEGIN HAL ETH RxLinkCallback */ struct pbuf **ppStart = (struct pbuf **)pStart; 8004e72: 68fb ldr r3, [r7, #12] 8004e74: 61bb str r3, [r7, #24] struct pbuf **ppEnd = (struct pbuf **)pEnd; 8004e76: 68bb ldr r3, [r7, #8] 8004e78: 617b str r3, [r7, #20] struct pbuf *p = NULL; 8004e7a: 2300 movs r3, #0 8004e7c: 61fb str r3, [r7, #28] /* Get the struct pbuf from the buff address. */ p = (struct pbuf *)(buff - offsetof(RxBuff_t, buff)); 8004e7e: 687b ldr r3, [r7, #4] 8004e80: 3b20 subs r3, #32 8004e82: 61fb str r3, [r7, #28] p->next = NULL; 8004e84: 69fb ldr r3, [r7, #28] 8004e86: 2200 movs r2, #0 8004e88: 601a str r2, [r3, #0] p->tot_len = 0; 8004e8a: 69fb ldr r3, [r7, #28] 8004e8c: 2200 movs r2, #0 8004e8e: 811a strh r2, [r3, #8] p->len = Length; 8004e90: 69fb ldr r3, [r7, #28] 8004e92: 887a ldrh r2, [r7, #2] 8004e94: 815a strh r2, [r3, #10] /* Chain the buffer. */ if (!*ppStart) 8004e96: 69bb ldr r3, [r7, #24] 8004e98: 681b ldr r3, [r3, #0] 8004e9a: 2b00 cmp r3, #0 8004e9c: d103 bne.n 8004ea6 { /* The first buffer of the packet. */ *ppStart = p; 8004e9e: 69bb ldr r3, [r7, #24] 8004ea0: 69fa ldr r2, [r7, #28] 8004ea2: 601a str r2, [r3, #0] 8004ea4: e003 b.n 8004eae } else { /* Chain the buffer to the end of the packet. */ (*ppEnd)->next = p; 8004ea6: 697b ldr r3, [r7, #20] 8004ea8: 681b ldr r3, [r3, #0] 8004eaa: 69fa ldr r2, [r7, #28] 8004eac: 601a str r2, [r3, #0] } *ppEnd = p; 8004eae: 697b ldr r3, [r7, #20] 8004eb0: 69fa ldr r2, [r7, #28] 8004eb2: 601a str r2, [r3, #0] /* Update the total length of all the buffers of the chain. Each pbuf in the chain should have its tot_len * set to its own length, plus the length of all the following pbufs in the chain. */ for (p = *ppStart; p != NULL; p = p->next) 8004eb4: 69bb ldr r3, [r7, #24] 8004eb6: 681b ldr r3, [r3, #0] 8004eb8: 61fb str r3, [r7, #28] 8004eba: e009 b.n 8004ed0 { p->tot_len += Length; 8004ebc: 69fb ldr r3, [r7, #28] 8004ebe: 891a ldrh r2, [r3, #8] 8004ec0: 887b ldrh r3, [r7, #2] 8004ec2: 4413 add r3, r2 8004ec4: b29a uxth r2, r3 8004ec6: 69fb ldr r3, [r7, #28] 8004ec8: 811a strh r2, [r3, #8] for (p = *ppStart; p != NULL; p = p->next) 8004eca: 69fb ldr r3, [r7, #28] 8004ecc: 681b ldr r3, [r3, #0] 8004ece: 61fb str r3, [r7, #28] 8004ed0: 69fb ldr r3, [r7, #28] 8004ed2: 2b00 cmp r3, #0 8004ed4: d1f2 bne.n 8004ebc } /* USER CODE END HAL ETH RxLinkCallback */ } 8004ed6: bf00 nop 8004ed8: bf00 nop 8004eda: 3724 adds r7, #36 ; 0x24 8004edc: 46bd mov sp, r7 8004ede: f85d 7b04 ldr.w r7, [sp], #4 8004ee2: 4770 bx lr 08004ee4 : * @param n u16_t in host byte order * @return n in network byte order */ u16_t lwip_htons(u16_t n) { 8004ee4: b480 push {r7} 8004ee6: b083 sub sp, #12 8004ee8: af00 add r7, sp, #0 8004eea: 4603 mov r3, r0 8004eec: 80fb strh r3, [r7, #6] return PP_HTONS(n); 8004eee: 88fb ldrh r3, [r7, #6] 8004ef0: 021b lsls r3, r3, #8 8004ef2: b21a sxth r2, r3 8004ef4: 88fb ldrh r3, [r7, #6] 8004ef6: 0a1b lsrs r3, r3, #8 8004ef8: b29b uxth r3, r3 8004efa: b21b sxth r3, r3 8004efc: 4313 orrs r3, r2 8004efe: b21b sxth r3, r3 8004f00: b29b uxth r3, r3 } 8004f02: 4618 mov r0, r3 8004f04: 370c adds r7, #12 8004f06: 46bd mov sp, r7 8004f08: f85d 7b04 ldr.w r7, [sp], #4 8004f0c: 4770 bx lr 08004f0e : * @param n u32_t in host byte order * @return n in network byte order */ u32_t lwip_htonl(u32_t n) { 8004f0e: b480 push {r7} 8004f10: b083 sub sp, #12 8004f12: af00 add r7, sp, #0 8004f14: 6078 str r0, [r7, #4] return PP_HTONL(n); 8004f16: 687b ldr r3, [r7, #4] 8004f18: 061a lsls r2, r3, #24 8004f1a: 687b ldr r3, [r7, #4] 8004f1c: 021b lsls r3, r3, #8 8004f1e: f403 037f and.w r3, r3, #16711680 ; 0xff0000 8004f22: 431a orrs r2, r3 8004f24: 687b ldr r3, [r7, #4] 8004f26: 0a1b lsrs r3, r3, #8 8004f28: f403 437f and.w r3, r3, #65280 ; 0xff00 8004f2c: 431a orrs r2, r3 8004f2e: 687b ldr r3, [r7, #4] 8004f30: 0e1b lsrs r3, r3, #24 8004f32: 4313 orrs r3, r2 } 8004f34: 4618 mov r0, r3 8004f36: 370c adds r7, #12 8004f38: 46bd mov sp, r7 8004f3a: f85d 7b04 ldr.w r7, [sp], #4 8004f3e: 4770 bx lr 08004f40 : * Initialize all modules. * Use this in NO_SYS mode. Use tcpip_init() otherwise. */ void lwip_init(void) { 8004f40: b580 push {r7, lr} 8004f42: b082 sub sp, #8 8004f44: af00 add r7, sp, #0 #ifndef LWIP_SKIP_CONST_CHECK int a = 0; 8004f46: 2300 movs r3, #0 8004f48: 607b str r3, [r7, #4] /* Modules initialization */ stats_init(); #if !NO_SYS sys_init(); #endif /* !NO_SYS */ mem_init(); 8004f4a: f000 f8d5 bl 80050f8 memp_init(); 8004f4e: f000 fbdb bl 8005708 pbuf_init(); netif_init(); 8004f52: f000 fcd9 bl 8005908 #endif /* LWIP_IPV4 */ #if LWIP_RAW raw_init(); #endif /* LWIP_RAW */ #if LWIP_UDP udp_init(); 8004f56: f007 f873 bl 800c040 #endif /* LWIP_UDP */ #if LWIP_TCP tcp_init(); 8004f5a: f001 fdcb bl 8006af4 #if PPP_SUPPORT ppp_init(); #endif #if LWIP_TIMERS sys_timeouts_init(); 8004f5e: f006 ffe5 bl 800bf2c #endif /* LWIP_TIMERS */ } 8004f62: bf00 nop 8004f64: 3708 adds r7, #8 8004f66: 46bd mov sp, r7 8004f68: bd80 pop {r7, pc} ... 08004f6c : #define mem_overflow_check_element(mem) #endif /* MEM_OVERFLOW_CHECK */ static struct mem * ptr_to_mem(mem_size_t ptr) { 8004f6c: b480 push {r7} 8004f6e: b083 sub sp, #12 8004f70: af00 add r7, sp, #0 8004f72: 4603 mov r3, r0 8004f74: 80fb strh r3, [r7, #6] return (struct mem *)(void *)&ram[ptr]; 8004f76: 4b05 ldr r3, [pc, #20] ; (8004f8c ) 8004f78: 681a ldr r2, [r3, #0] 8004f7a: 88fb ldrh r3, [r7, #6] 8004f7c: 4413 add r3, r2 } 8004f7e: 4618 mov r0, r3 8004f80: 370c adds r7, #12 8004f82: 46bd mov sp, r7 8004f84: f85d 7b04 ldr.w r7, [sp], #4 8004f88: 4770 bx lr 8004f8a: bf00 nop 8004f8c: 20006ab0 .word 0x20006ab0 08004f90 : static mem_size_t mem_to_ptr(void *mem) { 8004f90: b480 push {r7} 8004f92: b083 sub sp, #12 8004f94: af00 add r7, sp, #0 8004f96: 6078 str r0, [r7, #4] return (mem_size_t)((u8_t *)mem - ram); 8004f98: 4b05 ldr r3, [pc, #20] ; (8004fb0 ) 8004f9a: 681b ldr r3, [r3, #0] 8004f9c: 687a ldr r2, [r7, #4] 8004f9e: 1ad3 subs r3, r2, r3 8004fa0: b29b uxth r3, r3 } 8004fa2: 4618 mov r0, r3 8004fa4: 370c adds r7, #12 8004fa6: 46bd mov sp, r7 8004fa8: f85d 7b04 ldr.w r7, [sp], #4 8004fac: 4770 bx lr 8004fae: bf00 nop 8004fb0: 20006ab0 .word 0x20006ab0 08004fb4 : * This assumes access to the heap is protected by the calling function * already. */ static void plug_holes(struct mem *mem) { 8004fb4: b590 push {r4, r7, lr} 8004fb6: b085 sub sp, #20 8004fb8: af00 add r7, sp, #0 8004fba: 6078 str r0, [r7, #4] struct mem *nmem; struct mem *pmem; LWIP_ASSERT("plug_holes: mem >= ram", (u8_t *)mem >= ram); 8004fbc: 4b45 ldr r3, [pc, #276] ; (80050d4 ) 8004fbe: 681b ldr r3, [r3, #0] 8004fc0: 687a ldr r2, [r7, #4] 8004fc2: 429a cmp r2, r3 8004fc4: d206 bcs.n 8004fd4 8004fc6: 4b44 ldr r3, [pc, #272] ; (80050d8 ) 8004fc8: f240 12df movw r2, #479 ; 0x1df 8004fcc: 4943 ldr r1, [pc, #268] ; (80050dc ) 8004fce: 4844 ldr r0, [pc, #272] ; (80050e0 ) 8004fd0: f00c f86a bl 80110a8 LWIP_ASSERT("plug_holes: mem < ram_end", (u8_t *)mem < (u8_t *)ram_end); 8004fd4: 4b43 ldr r3, [pc, #268] ; (80050e4 ) 8004fd6: 681b ldr r3, [r3, #0] 8004fd8: 687a ldr r2, [r7, #4] 8004fda: 429a cmp r2, r3 8004fdc: d306 bcc.n 8004fec 8004fde: 4b3e ldr r3, [pc, #248] ; (80050d8 ) 8004fe0: f44f 72f0 mov.w r2, #480 ; 0x1e0 8004fe4: 4940 ldr r1, [pc, #256] ; (80050e8 ) 8004fe6: 483e ldr r0, [pc, #248] ; (80050e0 ) 8004fe8: f00c f85e bl 80110a8 LWIP_ASSERT("plug_holes: mem->used == 0", mem->used == 0); 8004fec: 687b ldr r3, [r7, #4] 8004fee: 791b ldrb r3, [r3, #4] 8004ff0: 2b00 cmp r3, #0 8004ff2: d006 beq.n 8005002 8004ff4: 4b38 ldr r3, [pc, #224] ; (80050d8 ) 8004ff6: f240 12e1 movw r2, #481 ; 0x1e1 8004ffa: 493c ldr r1, [pc, #240] ; (80050ec ) 8004ffc: 4838 ldr r0, [pc, #224] ; (80050e0 ) 8004ffe: f00c f853 bl 80110a8 /* plug hole forward */ LWIP_ASSERT("plug_holes: mem->next <= MEM_SIZE_ALIGNED", mem->next <= MEM_SIZE_ALIGNED); 8005002: 687b ldr r3, [r7, #4] 8005004: 881b ldrh r3, [r3, #0] 8005006: f5b3 6fc8 cmp.w r3, #1600 ; 0x640 800500a: d906 bls.n 800501a 800500c: 4b32 ldr r3, [pc, #200] ; (80050d8 ) 800500e: f44f 72f2 mov.w r2, #484 ; 0x1e4 8005012: 4937 ldr r1, [pc, #220] ; (80050f0 ) 8005014: 4832 ldr r0, [pc, #200] ; (80050e0 ) 8005016: f00c f847 bl 80110a8 nmem = ptr_to_mem(mem->next); 800501a: 687b ldr r3, [r7, #4] 800501c: 881b ldrh r3, [r3, #0] 800501e: 4618 mov r0, r3 8005020: f7ff ffa4 bl 8004f6c 8005024: 60f8 str r0, [r7, #12] if (mem != nmem && nmem->used == 0 && (u8_t *)nmem != (u8_t *)ram_end) { 8005026: 687a ldr r2, [r7, #4] 8005028: 68fb ldr r3, [r7, #12] 800502a: 429a cmp r2, r3 800502c: d024 beq.n 8005078 800502e: 68fb ldr r3, [r7, #12] 8005030: 791b ldrb r3, [r3, #4] 8005032: 2b00 cmp r3, #0 8005034: d120 bne.n 8005078 8005036: 4b2b ldr r3, [pc, #172] ; (80050e4 ) 8005038: 681b ldr r3, [r3, #0] 800503a: 68fa ldr r2, [r7, #12] 800503c: 429a cmp r2, r3 800503e: d01b beq.n 8005078 /* if mem->next is unused and not end of ram, combine mem and mem->next */ if (lfree == nmem) { 8005040: 4b2c ldr r3, [pc, #176] ; (80050f4 ) 8005042: 681b ldr r3, [r3, #0] 8005044: 68fa ldr r2, [r7, #12] 8005046: 429a cmp r2, r3 8005048: d102 bne.n 8005050 lfree = mem; 800504a: 4a2a ldr r2, [pc, #168] ; (80050f4 ) 800504c: 687b ldr r3, [r7, #4] 800504e: 6013 str r3, [r2, #0] } mem->next = nmem->next; 8005050: 68fb ldr r3, [r7, #12] 8005052: 881a ldrh r2, [r3, #0] 8005054: 687b ldr r3, [r7, #4] 8005056: 801a strh r2, [r3, #0] if (nmem->next != MEM_SIZE_ALIGNED) { 8005058: 68fb ldr r3, [r7, #12] 800505a: 881b ldrh r3, [r3, #0] 800505c: f5b3 6fc8 cmp.w r3, #1600 ; 0x640 8005060: d00a beq.n 8005078 ptr_to_mem(nmem->next)->prev = mem_to_ptr(mem); 8005062: 68fb ldr r3, [r7, #12] 8005064: 881b ldrh r3, [r3, #0] 8005066: 4618 mov r0, r3 8005068: f7ff ff80 bl 8004f6c 800506c: 4604 mov r4, r0 800506e: 6878 ldr r0, [r7, #4] 8005070: f7ff ff8e bl 8004f90 8005074: 4603 mov r3, r0 8005076: 8063 strh r3, [r4, #2] } } /* plug hole backward */ pmem = ptr_to_mem(mem->prev); 8005078: 687b ldr r3, [r7, #4] 800507a: 885b ldrh r3, [r3, #2] 800507c: 4618 mov r0, r3 800507e: f7ff ff75 bl 8004f6c 8005082: 60b8 str r0, [r7, #8] if (pmem != mem && pmem->used == 0) { 8005084: 68ba ldr r2, [r7, #8] 8005086: 687b ldr r3, [r7, #4] 8005088: 429a cmp r2, r3 800508a: d01f beq.n 80050cc 800508c: 68bb ldr r3, [r7, #8] 800508e: 791b ldrb r3, [r3, #4] 8005090: 2b00 cmp r3, #0 8005092: d11b bne.n 80050cc /* if mem->prev is unused, combine mem and mem->prev */ if (lfree == mem) { 8005094: 4b17 ldr r3, [pc, #92] ; (80050f4 ) 8005096: 681b ldr r3, [r3, #0] 8005098: 687a ldr r2, [r7, #4] 800509a: 429a cmp r2, r3 800509c: d102 bne.n 80050a4 lfree = pmem; 800509e: 4a15 ldr r2, [pc, #84] ; (80050f4 ) 80050a0: 68bb ldr r3, [r7, #8] 80050a2: 6013 str r3, [r2, #0] } pmem->next = mem->next; 80050a4: 687b ldr r3, [r7, #4] 80050a6: 881a ldrh r2, [r3, #0] 80050a8: 68bb ldr r3, [r7, #8] 80050aa: 801a strh r2, [r3, #0] if (mem->next != MEM_SIZE_ALIGNED) { 80050ac: 687b ldr r3, [r7, #4] 80050ae: 881b ldrh r3, [r3, #0] 80050b0: f5b3 6fc8 cmp.w r3, #1600 ; 0x640 80050b4: d00a beq.n 80050cc ptr_to_mem(mem->next)->prev = mem_to_ptr(pmem); 80050b6: 687b ldr r3, [r7, #4] 80050b8: 881b ldrh r3, [r3, #0] 80050ba: 4618 mov r0, r3 80050bc: f7ff ff56 bl 8004f6c 80050c0: 4604 mov r4, r0 80050c2: 68b8 ldr r0, [r7, #8] 80050c4: f7ff ff64 bl 8004f90 80050c8: 4603 mov r3, r0 80050ca: 8063 strh r3, [r4, #2] } } } 80050cc: bf00 nop 80050ce: 3714 adds r7, #20 80050d0: 46bd mov sp, r7 80050d2: bd90 pop {r4, r7, pc} 80050d4: 20006ab0 .word 0x20006ab0 80050d8: 08015c34 .word 0x08015c34 80050dc: 08015c64 .word 0x08015c64 80050e0: 08015c7c .word 0x08015c7c 80050e4: 20006ab4 .word 0x20006ab4 80050e8: 08015ca4 .word 0x08015ca4 80050ec: 08015cc0 .word 0x08015cc0 80050f0: 08015cdc .word 0x08015cdc 80050f4: 20006ab8 .word 0x20006ab8 080050f8 : /** * Zero the heap and initialize start, end and lowest-free */ void mem_init(void) { 80050f8: b580 push {r7, lr} 80050fa: b082 sub sp, #8 80050fc: af00 add r7, sp, #0 LWIP_ASSERT("Sanity check alignment", (SIZEOF_STRUCT_MEM & (MEM_ALIGNMENT - 1)) == 0); /* align the heap */ ram = (u8_t *)LWIP_MEM_ALIGN(LWIP_RAM_HEAP_POINTER); 80050fe: 4b18 ldr r3, [pc, #96] ; (8005160 ) 8005100: 3303 adds r3, #3 8005102: f023 0303 bic.w r3, r3, #3 8005106: 461a mov r2, r3 8005108: 4b16 ldr r3, [pc, #88] ; (8005164 ) 800510a: 601a str r2, [r3, #0] /* initialize the start of the heap */ mem = (struct mem *)(void *)ram; 800510c: 4b15 ldr r3, [pc, #84] ; (8005164 ) 800510e: 681b ldr r3, [r3, #0] 8005110: 607b str r3, [r7, #4] mem->next = MEM_SIZE_ALIGNED; 8005112: 687b ldr r3, [r7, #4] 8005114: f44f 62c8 mov.w r2, #1600 ; 0x640 8005118: 801a strh r2, [r3, #0] mem->prev = 0; 800511a: 687b ldr r3, [r7, #4] 800511c: 2200 movs r2, #0 800511e: 805a strh r2, [r3, #2] mem->used = 0; 8005120: 687b ldr r3, [r7, #4] 8005122: 2200 movs r2, #0 8005124: 711a strb r2, [r3, #4] /* initialize the end of the heap */ ram_end = ptr_to_mem(MEM_SIZE_ALIGNED); 8005126: f44f 60c8 mov.w r0, #1600 ; 0x640 800512a: f7ff ff1f bl 8004f6c 800512e: 4603 mov r3, r0 8005130: 4a0d ldr r2, [pc, #52] ; (8005168 ) 8005132: 6013 str r3, [r2, #0] ram_end->used = 1; 8005134: 4b0c ldr r3, [pc, #48] ; (8005168 ) 8005136: 681b ldr r3, [r3, #0] 8005138: 2201 movs r2, #1 800513a: 711a strb r2, [r3, #4] ram_end->next = MEM_SIZE_ALIGNED; 800513c: 4b0a ldr r3, [pc, #40] ; (8005168 ) 800513e: 681b ldr r3, [r3, #0] 8005140: f44f 62c8 mov.w r2, #1600 ; 0x640 8005144: 801a strh r2, [r3, #0] ram_end->prev = MEM_SIZE_ALIGNED; 8005146: 4b08 ldr r3, [pc, #32] ; (8005168 ) 8005148: 681b ldr r3, [r3, #0] 800514a: f44f 62c8 mov.w r2, #1600 ; 0x640 800514e: 805a strh r2, [r3, #2] MEM_SANITY(); /* initialize the lowest-free pointer to the start of the heap */ lfree = (struct mem *)(void *)ram; 8005150: 4b04 ldr r3, [pc, #16] ; (8005164 ) 8005152: 681b ldr r3, [r3, #0] 8005154: 4a05 ldr r2, [pc, #20] ; (800516c ) 8005156: 6013 str r3, [r2, #0] MEM_STATS_AVAIL(avail, MEM_SIZE_ALIGNED); if (sys_mutex_new(&mem_mutex) != ERR_OK) { LWIP_ASSERT("failed to create mem_mutex", 0); } } 8005158: bf00 nop 800515a: 3708 adds r7, #8 800515c: 46bd mov sp, r7 800515e: bd80 pop {r7, pc} 8005160: 2000645c .word 0x2000645c 8005164: 20006ab0 .word 0x20006ab0 8005168: 20006ab4 .word 0x20006ab4 800516c: 20006ab8 .word 0x20006ab8 08005170 : /* Check if a struct mem is correctly linked. * If not, double-free is a possible reason. */ static int mem_link_valid(struct mem *mem) { 8005170: b580 push {r7, lr} 8005172: b086 sub sp, #24 8005174: af00 add r7, sp, #0 8005176: 6078 str r0, [r7, #4] struct mem *nmem, *pmem; mem_size_t rmem_idx; rmem_idx = mem_to_ptr(mem); 8005178: 6878 ldr r0, [r7, #4] 800517a: f7ff ff09 bl 8004f90 800517e: 4603 mov r3, r0 8005180: 82fb strh r3, [r7, #22] nmem = ptr_to_mem(mem->next); 8005182: 687b ldr r3, [r7, #4] 8005184: 881b ldrh r3, [r3, #0] 8005186: 4618 mov r0, r3 8005188: f7ff fef0 bl 8004f6c 800518c: 6138 str r0, [r7, #16] pmem = ptr_to_mem(mem->prev); 800518e: 687b ldr r3, [r7, #4] 8005190: 885b ldrh r3, [r3, #2] 8005192: 4618 mov r0, r3 8005194: f7ff feea bl 8004f6c 8005198: 60f8 str r0, [r7, #12] if ((mem->next > MEM_SIZE_ALIGNED) || (mem->prev > MEM_SIZE_ALIGNED) || 800519a: 687b ldr r3, [r7, #4] 800519c: 881b ldrh r3, [r3, #0] 800519e: f5b3 6fc8 cmp.w r3, #1600 ; 0x640 80051a2: d818 bhi.n 80051d6 80051a4: 687b ldr r3, [r7, #4] 80051a6: 885b ldrh r3, [r3, #2] 80051a8: f5b3 6fc8 cmp.w r3, #1600 ; 0x640 80051ac: d813 bhi.n 80051d6 ((mem->prev != rmem_idx) && (pmem->next != rmem_idx)) || 80051ae: 687b ldr r3, [r7, #4] 80051b0: 885b ldrh r3, [r3, #2] if ((mem->next > MEM_SIZE_ALIGNED) || (mem->prev > MEM_SIZE_ALIGNED) || 80051b2: 8afa ldrh r2, [r7, #22] 80051b4: 429a cmp r2, r3 80051b6: d004 beq.n 80051c2 ((mem->prev != rmem_idx) && (pmem->next != rmem_idx)) || 80051b8: 68fb ldr r3, [r7, #12] 80051ba: 881b ldrh r3, [r3, #0] 80051bc: 8afa ldrh r2, [r7, #22] 80051be: 429a cmp r2, r3 80051c0: d109 bne.n 80051d6 ((nmem != ram_end) && (nmem->prev != rmem_idx))) { 80051c2: 4b08 ldr r3, [pc, #32] ; (80051e4 ) 80051c4: 681b ldr r3, [r3, #0] ((mem->prev != rmem_idx) && (pmem->next != rmem_idx)) || 80051c6: 693a ldr r2, [r7, #16] 80051c8: 429a cmp r2, r3 80051ca: d006 beq.n 80051da ((nmem != ram_end) && (nmem->prev != rmem_idx))) { 80051cc: 693b ldr r3, [r7, #16] 80051ce: 885b ldrh r3, [r3, #2] 80051d0: 8afa ldrh r2, [r7, #22] 80051d2: 429a cmp r2, r3 80051d4: d001 beq.n 80051da return 0; 80051d6: 2300 movs r3, #0 80051d8: e000 b.n 80051dc } return 1; 80051da: 2301 movs r3, #1 } 80051dc: 4618 mov r0, r3 80051de: 3718 adds r7, #24 80051e0: 46bd mov sp, r7 80051e2: bd80 pop {r7, pc} 80051e4: 20006ab4 .word 0x20006ab4 080051e8 : * @param rmem is the data portion of a struct mem as returned by a previous * call to mem_malloc() */ void mem_free(void *rmem) { 80051e8: b580 push {r7, lr} 80051ea: b084 sub sp, #16 80051ec: af00 add r7, sp, #0 80051ee: 6078 str r0, [r7, #4] struct mem *mem; LWIP_MEM_FREE_DECL_PROTECT(); if (rmem == NULL) { 80051f0: 687b ldr r3, [r7, #4] 80051f2: 2b00 cmp r3, #0 80051f4: d04c beq.n 8005290 LWIP_DEBUGF(MEM_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_SERIOUS, ("mem_free(p == NULL) was called.\n")); return; } if ((((mem_ptr_t)rmem) & (MEM_ALIGNMENT - 1)) != 0) { 80051f6: 687b ldr r3, [r7, #4] 80051f8: f003 0303 and.w r3, r3, #3 80051fc: 2b00 cmp r3, #0 80051fe: d007 beq.n 8005210 LWIP_MEM_ILLEGAL_FREE("mem_free: sanity check alignment"); 8005200: 4b25 ldr r3, [pc, #148] ; (8005298 ) 8005202: f240 2273 movw r2, #627 ; 0x273 8005206: 4925 ldr r1, [pc, #148] ; (800529c ) 8005208: 4825 ldr r0, [pc, #148] ; (80052a0 ) 800520a: f00b ff4d bl 80110a8 LWIP_DEBUGF(MEM_DEBUG | LWIP_DBG_LEVEL_SEVERE, ("mem_free: sanity check alignment\n")); /* protect mem stats from concurrent access */ MEM_STATS_INC_LOCKED(illegal); return; 800520e: e040 b.n 8005292 } /* Get the corresponding struct mem: */ /* cast through void* to get rid of alignment warnings */ mem = (struct mem *)(void *)((u8_t *)rmem - (SIZEOF_STRUCT_MEM + MEM_SANITY_OFFSET)); 8005210: 687b ldr r3, [r7, #4] 8005212: 3b08 subs r3, #8 8005214: 60fb str r3, [r7, #12] if ((u8_t *)mem < ram || (u8_t *)rmem + MIN_SIZE_ALIGNED > (u8_t *)ram_end) { 8005216: 4b23 ldr r3, [pc, #140] ; (80052a4 ) 8005218: 681b ldr r3, [r3, #0] 800521a: 68fa ldr r2, [r7, #12] 800521c: 429a cmp r2, r3 800521e: d306 bcc.n 800522e 8005220: 687b ldr r3, [r7, #4] 8005222: f103 020c add.w r2, r3, #12 8005226: 4b20 ldr r3, [pc, #128] ; (80052a8 ) 8005228: 681b ldr r3, [r3, #0] 800522a: 429a cmp r2, r3 800522c: d907 bls.n 800523e LWIP_MEM_ILLEGAL_FREE("mem_free: illegal memory"); 800522e: 4b1a ldr r3, [pc, #104] ; (8005298 ) 8005230: f240 227f movw r2, #639 ; 0x27f 8005234: 491d ldr r1, [pc, #116] ; (80052ac ) 8005236: 481a ldr r0, [pc, #104] ; (80052a0 ) 8005238: f00b ff36 bl 80110a8 LWIP_DEBUGF(MEM_DEBUG | LWIP_DBG_LEVEL_SEVERE, ("mem_free: illegal memory\n")); /* protect mem stats from concurrent access */ MEM_STATS_INC_LOCKED(illegal); return; 800523c: e029 b.n 8005292 mem_overflow_check_element(mem); #endif /* protect the heap from concurrent access */ LWIP_MEM_FREE_PROTECT(); /* mem has to be in a used state */ if (!mem->used) { 800523e: 68fb ldr r3, [r7, #12] 8005240: 791b ldrb r3, [r3, #4] 8005242: 2b00 cmp r3, #0 8005244: d107 bne.n 8005256 LWIP_MEM_ILLEGAL_FREE("mem_free: illegal memory: double free"); 8005246: 4b14 ldr r3, [pc, #80] ; (8005298 ) 8005248: f44f 7223 mov.w r2, #652 ; 0x28c 800524c: 4918 ldr r1, [pc, #96] ; (80052b0 ) 800524e: 4814 ldr r0, [pc, #80] ; (80052a0 ) 8005250: f00b ff2a bl 80110a8 LWIP_MEM_FREE_UNPROTECT(); LWIP_DEBUGF(MEM_DEBUG | LWIP_DBG_LEVEL_SEVERE, ("mem_free: illegal memory: double free?\n")); /* protect mem stats from concurrent access */ MEM_STATS_INC_LOCKED(illegal); return; 8005254: e01d b.n 8005292 } if (!mem_link_valid(mem)) { 8005256: 68f8 ldr r0, [r7, #12] 8005258: f7ff ff8a bl 8005170 800525c: 4603 mov r3, r0 800525e: 2b00 cmp r3, #0 8005260: d107 bne.n 8005272 LWIP_MEM_ILLEGAL_FREE("mem_free: illegal memory: non-linked: double free"); 8005262: 4b0d ldr r3, [pc, #52] ; (8005298 ) 8005264: f240 2295 movw r2, #661 ; 0x295 8005268: 4912 ldr r1, [pc, #72] ; (80052b4 ) 800526a: 480d ldr r0, [pc, #52] ; (80052a0 ) 800526c: f00b ff1c bl 80110a8 LWIP_MEM_FREE_UNPROTECT(); LWIP_DEBUGF(MEM_DEBUG | LWIP_DBG_LEVEL_SEVERE, ("mem_free: illegal memory: non-linked: double free?\n")); /* protect mem stats from concurrent access */ MEM_STATS_INC_LOCKED(illegal); return; 8005270: e00f b.n 8005292 } /* mem is now unused. */ mem->used = 0; 8005272: 68fb ldr r3, [r7, #12] 8005274: 2200 movs r2, #0 8005276: 711a strb r2, [r3, #4] if (mem < lfree) { 8005278: 4b0f ldr r3, [pc, #60] ; (80052b8 ) 800527a: 681b ldr r3, [r3, #0] 800527c: 68fa ldr r2, [r7, #12] 800527e: 429a cmp r2, r3 8005280: d202 bcs.n 8005288 /* the newly freed struct is now the lowest */ lfree = mem; 8005282: 4a0d ldr r2, [pc, #52] ; (80052b8 ) 8005284: 68fb ldr r3, [r7, #12] 8005286: 6013 str r3, [r2, #0] } MEM_STATS_DEC_USED(used, mem->next - (mem_size_t)(((u8_t *)mem - ram))); /* finally, see if prev or next are free also */ plug_holes(mem); 8005288: 68f8 ldr r0, [r7, #12] 800528a: f7ff fe93 bl 8004fb4 800528e: e000 b.n 8005292 return; 8005290: bf00 nop MEM_SANITY(); #if LWIP_ALLOW_MEM_FREE_FROM_OTHER_CONTEXT mem_free_count = 1; #endif /* LWIP_ALLOW_MEM_FREE_FROM_OTHER_CONTEXT */ LWIP_MEM_FREE_UNPROTECT(); } 8005292: 3710 adds r7, #16 8005294: 46bd mov sp, r7 8005296: bd80 pop {r7, pc} 8005298: 08015c34 .word 0x08015c34 800529c: 08015d08 .word 0x08015d08 80052a0: 08015c7c .word 0x08015c7c 80052a4: 20006ab0 .word 0x20006ab0 80052a8: 20006ab4 .word 0x20006ab4 80052ac: 08015d2c .word 0x08015d2c 80052b0: 08015d48 .word 0x08015d48 80052b4: 08015d70 .word 0x08015d70 80052b8: 20006ab8 .word 0x20006ab8 080052bc : * or NULL if newsize is > old size, in which case rmem is NOT touched * or freed! */ void * mem_trim(void *rmem, mem_size_t new_size) { 80052bc: b580 push {r7, lr} 80052be: b088 sub sp, #32 80052c0: af00 add r7, sp, #0 80052c2: 6078 str r0, [r7, #4] 80052c4: 460b mov r3, r1 80052c6: 807b strh r3, [r7, #2] /* use the FREE_PROTECT here: it protects with sem OR SYS_ARCH_PROTECT */ LWIP_MEM_FREE_DECL_PROTECT(); /* Expand the size of the allocated memory region so that we can adjust for alignment. */ newsize = (mem_size_t)LWIP_MEM_ALIGN_SIZE(new_size); 80052c8: 887b ldrh r3, [r7, #2] 80052ca: 3303 adds r3, #3 80052cc: b29b uxth r3, r3 80052ce: f023 0303 bic.w r3, r3, #3 80052d2: 83fb strh r3, [r7, #30] if (newsize < MIN_SIZE_ALIGNED) { 80052d4: 8bfb ldrh r3, [r7, #30] 80052d6: 2b0b cmp r3, #11 80052d8: d801 bhi.n 80052de /* every data block must be at least MIN_SIZE_ALIGNED long */ newsize = MIN_SIZE_ALIGNED; 80052da: 230c movs r3, #12 80052dc: 83fb strh r3, [r7, #30] } #if MEM_OVERFLOW_CHECK newsize += MEM_SANITY_REGION_BEFORE_ALIGNED + MEM_SANITY_REGION_AFTER_ALIGNED; #endif if ((newsize > MEM_SIZE_ALIGNED) || (newsize < new_size)) { 80052de: 8bfb ldrh r3, [r7, #30] 80052e0: f5b3 6fc8 cmp.w r3, #1600 ; 0x640 80052e4: d803 bhi.n 80052ee 80052e6: 8bfa ldrh r2, [r7, #30] 80052e8: 887b ldrh r3, [r7, #2] 80052ea: 429a cmp r2, r3 80052ec: d201 bcs.n 80052f2 return NULL; 80052ee: 2300 movs r3, #0 80052f0: e0cc b.n 800548c } LWIP_ASSERT("mem_trim: legal memory", (u8_t *)rmem >= (u8_t *)ram && 80052f2: 4b68 ldr r3, [pc, #416] ; (8005494 ) 80052f4: 681b ldr r3, [r3, #0] 80052f6: 687a ldr r2, [r7, #4] 80052f8: 429a cmp r2, r3 80052fa: d304 bcc.n 8005306 80052fc: 4b66 ldr r3, [pc, #408] ; (8005498 ) 80052fe: 681b ldr r3, [r3, #0] 8005300: 687a ldr r2, [r7, #4] 8005302: 429a cmp r2, r3 8005304: d306 bcc.n 8005314 8005306: 4b65 ldr r3, [pc, #404] ; (800549c ) 8005308: f240 22d1 movw r2, #721 ; 0x2d1 800530c: 4964 ldr r1, [pc, #400] ; (80054a0 ) 800530e: 4865 ldr r0, [pc, #404] ; (80054a4 ) 8005310: f00b feca bl 80110a8 (u8_t *)rmem < (u8_t *)ram_end); if ((u8_t *)rmem < (u8_t *)ram || (u8_t *)rmem >= (u8_t *)ram_end) { 8005314: 4b5f ldr r3, [pc, #380] ; (8005494 ) 8005316: 681b ldr r3, [r3, #0] 8005318: 687a ldr r2, [r7, #4] 800531a: 429a cmp r2, r3 800531c: d304 bcc.n 8005328 800531e: 4b5e ldr r3, [pc, #376] ; (8005498 ) 8005320: 681b ldr r3, [r3, #0] 8005322: 687a ldr r2, [r7, #4] 8005324: 429a cmp r2, r3 8005326: d301 bcc.n 800532c LWIP_DEBUGF(MEM_DEBUG | LWIP_DBG_LEVEL_SEVERE, ("mem_trim: illegal memory\n")); /* protect mem stats from concurrent access */ MEM_STATS_INC_LOCKED(illegal); return rmem; 8005328: 687b ldr r3, [r7, #4] 800532a: e0af b.n 800548c } /* Get the corresponding struct mem ... */ /* cast through void* to get rid of alignment warnings */ mem = (struct mem *)(void *)((u8_t *)rmem - (SIZEOF_STRUCT_MEM + MEM_SANITY_OFFSET)); 800532c: 687b ldr r3, [r7, #4] 800532e: 3b08 subs r3, #8 8005330: 61bb str r3, [r7, #24] #if MEM_OVERFLOW_CHECK mem_overflow_check_element(mem); #endif /* ... and its offset pointer */ ptr = mem_to_ptr(mem); 8005332: 69b8 ldr r0, [r7, #24] 8005334: f7ff fe2c bl 8004f90 8005338: 4603 mov r3, r0 800533a: 82fb strh r3, [r7, #22] size = (mem_size_t)((mem_size_t)(mem->next - ptr) - (SIZEOF_STRUCT_MEM + MEM_SANITY_OVERHEAD)); 800533c: 69bb ldr r3, [r7, #24] 800533e: 881a ldrh r2, [r3, #0] 8005340: 8afb ldrh r3, [r7, #22] 8005342: 1ad3 subs r3, r2, r3 8005344: b29b uxth r3, r3 8005346: 3b08 subs r3, #8 8005348: 82bb strh r3, [r7, #20] LWIP_ASSERT("mem_trim can only shrink memory", newsize <= size); 800534a: 8bfa ldrh r2, [r7, #30] 800534c: 8abb ldrh r3, [r7, #20] 800534e: 429a cmp r2, r3 8005350: d906 bls.n 8005360 8005352: 4b52 ldr r3, [pc, #328] ; (800549c ) 8005354: f44f 7239 mov.w r2, #740 ; 0x2e4 8005358: 4953 ldr r1, [pc, #332] ; (80054a8 ) 800535a: 4852 ldr r0, [pc, #328] ; (80054a4 ) 800535c: f00b fea4 bl 80110a8 if (newsize > size) { 8005360: 8bfa ldrh r2, [r7, #30] 8005362: 8abb ldrh r3, [r7, #20] 8005364: 429a cmp r2, r3 8005366: d901 bls.n 800536c /* not supported */ return NULL; 8005368: 2300 movs r3, #0 800536a: e08f b.n 800548c } if (newsize == size) { 800536c: 8bfa ldrh r2, [r7, #30] 800536e: 8abb ldrh r3, [r7, #20] 8005370: 429a cmp r2, r3 8005372: d101 bne.n 8005378 /* No change in size, simply return */ return rmem; 8005374: 687b ldr r3, [r7, #4] 8005376: e089 b.n 800548c } /* protect the heap from concurrent access */ LWIP_MEM_FREE_PROTECT(); mem2 = ptr_to_mem(mem->next); 8005378: 69bb ldr r3, [r7, #24] 800537a: 881b ldrh r3, [r3, #0] 800537c: 4618 mov r0, r3 800537e: f7ff fdf5 bl 8004f6c 8005382: 6138 str r0, [r7, #16] if (mem2->used == 0) { 8005384: 693b ldr r3, [r7, #16] 8005386: 791b ldrb r3, [r3, #4] 8005388: 2b00 cmp r3, #0 800538a: d13f bne.n 800540c /* The next struct is unused, we can simply move it at little */ mem_size_t next; LWIP_ASSERT("invalid next ptr", mem->next != MEM_SIZE_ALIGNED); 800538c: 69bb ldr r3, [r7, #24] 800538e: 881b ldrh r3, [r3, #0] 8005390: f5b3 6fc8 cmp.w r3, #1600 ; 0x640 8005394: d106 bne.n 80053a4 8005396: 4b41 ldr r3, [pc, #260] ; (800549c ) 8005398: f240 22f5 movw r2, #757 ; 0x2f5 800539c: 4943 ldr r1, [pc, #268] ; (80054ac ) 800539e: 4841 ldr r0, [pc, #260] ; (80054a4 ) 80053a0: f00b fe82 bl 80110a8 /* remember the old next pointer */ next = mem2->next; 80053a4: 693b ldr r3, [r7, #16] 80053a6: 881b ldrh r3, [r3, #0] 80053a8: 81bb strh r3, [r7, #12] /* create new struct mem which is moved directly after the shrinked mem */ ptr2 = (mem_size_t)(ptr + SIZEOF_STRUCT_MEM + newsize); 80053aa: 8afa ldrh r2, [r7, #22] 80053ac: 8bfb ldrh r3, [r7, #30] 80053ae: 4413 add r3, r2 80053b0: b29b uxth r3, r3 80053b2: 3308 adds r3, #8 80053b4: 81fb strh r3, [r7, #14] if (lfree == mem2) { 80053b6: 4b3e ldr r3, [pc, #248] ; (80054b0 ) 80053b8: 681b ldr r3, [r3, #0] 80053ba: 693a ldr r2, [r7, #16] 80053bc: 429a cmp r2, r3 80053be: d106 bne.n 80053ce lfree = ptr_to_mem(ptr2); 80053c0: 89fb ldrh r3, [r7, #14] 80053c2: 4618 mov r0, r3 80053c4: f7ff fdd2 bl 8004f6c 80053c8: 4603 mov r3, r0 80053ca: 4a39 ldr r2, [pc, #228] ; (80054b0 ) 80053cc: 6013 str r3, [r2, #0] } mem2 = ptr_to_mem(ptr2); 80053ce: 89fb ldrh r3, [r7, #14] 80053d0: 4618 mov r0, r3 80053d2: f7ff fdcb bl 8004f6c 80053d6: 6138 str r0, [r7, #16] mem2->used = 0; 80053d8: 693b ldr r3, [r7, #16] 80053da: 2200 movs r2, #0 80053dc: 711a strb r2, [r3, #4] /* restore the next pointer */ mem2->next = next; 80053de: 693b ldr r3, [r7, #16] 80053e0: 89ba ldrh r2, [r7, #12] 80053e2: 801a strh r2, [r3, #0] /* link it back to mem */ mem2->prev = ptr; 80053e4: 693b ldr r3, [r7, #16] 80053e6: 8afa ldrh r2, [r7, #22] 80053e8: 805a strh r2, [r3, #2] /* link mem to it */ mem->next = ptr2; 80053ea: 69bb ldr r3, [r7, #24] 80053ec: 89fa ldrh r2, [r7, #14] 80053ee: 801a strh r2, [r3, #0] /* last thing to restore linked list: as we have moved mem2, * let 'mem2->next->prev' point to mem2 again. but only if mem2->next is not * the end of the heap */ if (mem2->next != MEM_SIZE_ALIGNED) { 80053f0: 693b ldr r3, [r7, #16] 80053f2: 881b ldrh r3, [r3, #0] 80053f4: f5b3 6fc8 cmp.w r3, #1600 ; 0x640 80053f8: d047 beq.n 800548a ptr_to_mem(mem2->next)->prev = ptr2; 80053fa: 693b ldr r3, [r7, #16] 80053fc: 881b ldrh r3, [r3, #0] 80053fe: 4618 mov r0, r3 8005400: f7ff fdb4 bl 8004f6c 8005404: 4602 mov r2, r0 8005406: 89fb ldrh r3, [r7, #14] 8005408: 8053 strh r3, [r2, #2] 800540a: e03e b.n 800548a } MEM_STATS_DEC_USED(used, (size - newsize)); /* no need to plug holes, we've already done that */ } else if (newsize + SIZEOF_STRUCT_MEM + MIN_SIZE_ALIGNED <= size) { 800540c: 8bfb ldrh r3, [r7, #30] 800540e: f103 0214 add.w r2, r3, #20 8005412: 8abb ldrh r3, [r7, #20] 8005414: 429a cmp r2, r3 8005416: d838 bhi.n 800548a * Old size ('size') must be big enough to contain at least 'newsize' plus a struct mem * ('SIZEOF_STRUCT_MEM') with some data ('MIN_SIZE_ALIGNED'). * @todo we could leave out MIN_SIZE_ALIGNED. We would create an empty * region that couldn't hold data, but when mem->next gets freed, * the 2 regions would be combined, resulting in more free memory */ ptr2 = (mem_size_t)(ptr + SIZEOF_STRUCT_MEM + newsize); 8005418: 8afa ldrh r2, [r7, #22] 800541a: 8bfb ldrh r3, [r7, #30] 800541c: 4413 add r3, r2 800541e: b29b uxth r3, r3 8005420: 3308 adds r3, #8 8005422: 81fb strh r3, [r7, #14] LWIP_ASSERT("invalid next ptr", mem->next != MEM_SIZE_ALIGNED); 8005424: 69bb ldr r3, [r7, #24] 8005426: 881b ldrh r3, [r3, #0] 8005428: f5b3 6fc8 cmp.w r3, #1600 ; 0x640 800542c: d106 bne.n 800543c 800542e: 4b1b ldr r3, [pc, #108] ; (800549c ) 8005430: f240 3216 movw r2, #790 ; 0x316 8005434: 491d ldr r1, [pc, #116] ; (80054ac ) 8005436: 481b ldr r0, [pc, #108] ; (80054a4 ) 8005438: f00b fe36 bl 80110a8 mem2 = ptr_to_mem(ptr2); 800543c: 89fb ldrh r3, [r7, #14] 800543e: 4618 mov r0, r3 8005440: f7ff fd94 bl 8004f6c 8005444: 6138 str r0, [r7, #16] if (mem2 < lfree) { 8005446: 4b1a ldr r3, [pc, #104] ; (80054b0 ) 8005448: 681b ldr r3, [r3, #0] 800544a: 693a ldr r2, [r7, #16] 800544c: 429a cmp r2, r3 800544e: d202 bcs.n 8005456 lfree = mem2; 8005450: 4a17 ldr r2, [pc, #92] ; (80054b0 ) 8005452: 693b ldr r3, [r7, #16] 8005454: 6013 str r3, [r2, #0] } mem2->used = 0; 8005456: 693b ldr r3, [r7, #16] 8005458: 2200 movs r2, #0 800545a: 711a strb r2, [r3, #4] mem2->next = mem->next; 800545c: 69bb ldr r3, [r7, #24] 800545e: 881a ldrh r2, [r3, #0] 8005460: 693b ldr r3, [r7, #16] 8005462: 801a strh r2, [r3, #0] mem2->prev = ptr; 8005464: 693b ldr r3, [r7, #16] 8005466: 8afa ldrh r2, [r7, #22] 8005468: 805a strh r2, [r3, #2] mem->next = ptr2; 800546a: 69bb ldr r3, [r7, #24] 800546c: 89fa ldrh r2, [r7, #14] 800546e: 801a strh r2, [r3, #0] if (mem2->next != MEM_SIZE_ALIGNED) { 8005470: 693b ldr r3, [r7, #16] 8005472: 881b ldrh r3, [r3, #0] 8005474: f5b3 6fc8 cmp.w r3, #1600 ; 0x640 8005478: d007 beq.n 800548a ptr_to_mem(mem2->next)->prev = ptr2; 800547a: 693b ldr r3, [r7, #16] 800547c: 881b ldrh r3, [r3, #0] 800547e: 4618 mov r0, r3 8005480: f7ff fd74 bl 8004f6c 8005484: 4602 mov r2, r0 8005486: 89fb ldrh r3, [r7, #14] 8005488: 8053 strh r3, [r2, #2] MEM_SANITY(); #if LWIP_ALLOW_MEM_FREE_FROM_OTHER_CONTEXT mem_free_count = 1; #endif /* LWIP_ALLOW_MEM_FREE_FROM_OTHER_CONTEXT */ LWIP_MEM_FREE_UNPROTECT(); return rmem; 800548a: 687b ldr r3, [r7, #4] } 800548c: 4618 mov r0, r3 800548e: 3720 adds r7, #32 8005490: 46bd mov sp, r7 8005492: bd80 pop {r7, pc} 8005494: 20006ab0 .word 0x20006ab0 8005498: 20006ab4 .word 0x20006ab4 800549c: 08015c34 .word 0x08015c34 80054a0: 08015da4 .word 0x08015da4 80054a4: 08015c7c .word 0x08015c7c 80054a8: 08015dbc .word 0x08015dbc 80054ac: 08015ddc .word 0x08015ddc 80054b0: 20006ab8 .word 0x20006ab8 080054b4 : * * Note that the returned value will always be aligned (as defined by MEM_ALIGNMENT). */ void * mem_malloc(mem_size_t size_in) { 80054b4: b580 push {r7, lr} 80054b6: b088 sub sp, #32 80054b8: af00 add r7, sp, #0 80054ba: 4603 mov r3, r0 80054bc: 80fb strh r3, [r7, #6] #if LWIP_ALLOW_MEM_FREE_FROM_OTHER_CONTEXT u8_t local_mem_free_count = 0; #endif /* LWIP_ALLOW_MEM_FREE_FROM_OTHER_CONTEXT */ LWIP_MEM_ALLOC_DECL_PROTECT(); if (size_in == 0) { 80054be: 88fb ldrh r3, [r7, #6] 80054c0: 2b00 cmp r3, #0 80054c2: d101 bne.n 80054c8 return NULL; 80054c4: 2300 movs r3, #0 80054c6: e0d9 b.n 800567c } /* Expand the size of the allocated memory region so that we can adjust for alignment. */ size = (mem_size_t)LWIP_MEM_ALIGN_SIZE(size_in); 80054c8: 88fb ldrh r3, [r7, #6] 80054ca: 3303 adds r3, #3 80054cc: b29b uxth r3, r3 80054ce: f023 0303 bic.w r3, r3, #3 80054d2: 83bb strh r3, [r7, #28] if (size < MIN_SIZE_ALIGNED) { 80054d4: 8bbb ldrh r3, [r7, #28] 80054d6: 2b0b cmp r3, #11 80054d8: d801 bhi.n 80054de /* every data block must be at least MIN_SIZE_ALIGNED long */ size = MIN_SIZE_ALIGNED; 80054da: 230c movs r3, #12 80054dc: 83bb strh r3, [r7, #28] } #if MEM_OVERFLOW_CHECK size += MEM_SANITY_REGION_BEFORE_ALIGNED + MEM_SANITY_REGION_AFTER_ALIGNED; #endif if ((size > MEM_SIZE_ALIGNED) || (size < size_in)) { 80054de: 8bbb ldrh r3, [r7, #28] 80054e0: f5b3 6fc8 cmp.w r3, #1600 ; 0x640 80054e4: d803 bhi.n 80054ee 80054e6: 8bba ldrh r2, [r7, #28] 80054e8: 88fb ldrh r3, [r7, #6] 80054ea: 429a cmp r2, r3 80054ec: d201 bcs.n 80054f2 return NULL; 80054ee: 2300 movs r3, #0 80054f0: e0c4 b.n 800567c #endif /* LWIP_ALLOW_MEM_FREE_FROM_OTHER_CONTEXT */ /* Scan through the heap searching for a free block that is big enough, * beginning with the lowest free block. */ for (ptr = mem_to_ptr(lfree); ptr < MEM_SIZE_ALIGNED - size; 80054f2: 4b64 ldr r3, [pc, #400] ; (8005684 ) 80054f4: 681b ldr r3, [r3, #0] 80054f6: 4618 mov r0, r3 80054f8: f7ff fd4a bl 8004f90 80054fc: 4603 mov r3, r0 80054fe: 83fb strh r3, [r7, #30] 8005500: e0b4 b.n 800566c ptr = ptr_to_mem(ptr)->next) { mem = ptr_to_mem(ptr); 8005502: 8bfb ldrh r3, [r7, #30] 8005504: 4618 mov r0, r3 8005506: f7ff fd31 bl 8004f6c 800550a: 6178 str r0, [r7, #20] local_mem_free_count = 1; break; } #endif /* LWIP_ALLOW_MEM_FREE_FROM_OTHER_CONTEXT */ if ((!mem->used) && 800550c: 697b ldr r3, [r7, #20] 800550e: 791b ldrb r3, [r3, #4] 8005510: 2b00 cmp r3, #0 8005512: f040 80a4 bne.w 800565e (mem->next - (ptr + SIZEOF_STRUCT_MEM)) >= size) { 8005516: 697b ldr r3, [r7, #20] 8005518: 881b ldrh r3, [r3, #0] 800551a: 461a mov r2, r3 800551c: 8bfb ldrh r3, [r7, #30] 800551e: 1ad3 subs r3, r2, r3 8005520: f1a3 0208 sub.w r2, r3, #8 8005524: 8bbb ldrh r3, [r7, #28] if ((!mem->used) && 8005526: 429a cmp r2, r3 8005528: f0c0 8099 bcc.w 800565e /* mem is not used and at least perfect fit is possible: * mem->next - (ptr + SIZEOF_STRUCT_MEM) gives us the 'user data size' of mem */ if (mem->next - (ptr + SIZEOF_STRUCT_MEM) >= (size + SIZEOF_STRUCT_MEM + MIN_SIZE_ALIGNED)) { 800552c: 697b ldr r3, [r7, #20] 800552e: 881b ldrh r3, [r3, #0] 8005530: 461a mov r2, r3 8005532: 8bfb ldrh r3, [r7, #30] 8005534: 1ad3 subs r3, r2, r3 8005536: f1a3 0208 sub.w r2, r3, #8 800553a: 8bbb ldrh r3, [r7, #28] 800553c: 3314 adds r3, #20 800553e: 429a cmp r2, r3 8005540: d333 bcc.n 80055aa * struct mem would fit in but no data between mem2 and mem2->next * @todo we could leave out MIN_SIZE_ALIGNED. We would create an empty * region that couldn't hold data, but when mem->next gets freed, * the 2 regions would be combined, resulting in more free memory */ ptr2 = (mem_size_t)(ptr + SIZEOF_STRUCT_MEM + size); 8005542: 8bfa ldrh r2, [r7, #30] 8005544: 8bbb ldrh r3, [r7, #28] 8005546: 4413 add r3, r2 8005548: b29b uxth r3, r3 800554a: 3308 adds r3, #8 800554c: 827b strh r3, [r7, #18] LWIP_ASSERT("invalid next ptr",ptr2 != MEM_SIZE_ALIGNED); 800554e: 8a7b ldrh r3, [r7, #18] 8005550: f5b3 6fc8 cmp.w r3, #1600 ; 0x640 8005554: d106 bne.n 8005564 8005556: 4b4c ldr r3, [pc, #304] ; (8005688 ) 8005558: f240 3287 movw r2, #903 ; 0x387 800555c: 494b ldr r1, [pc, #300] ; (800568c ) 800555e: 484c ldr r0, [pc, #304] ; (8005690 ) 8005560: f00b fda2 bl 80110a8 /* create mem2 struct */ mem2 = ptr_to_mem(ptr2); 8005564: 8a7b ldrh r3, [r7, #18] 8005566: 4618 mov r0, r3 8005568: f7ff fd00 bl 8004f6c 800556c: 60f8 str r0, [r7, #12] mem2->used = 0; 800556e: 68fb ldr r3, [r7, #12] 8005570: 2200 movs r2, #0 8005572: 711a strb r2, [r3, #4] mem2->next = mem->next; 8005574: 697b ldr r3, [r7, #20] 8005576: 881a ldrh r2, [r3, #0] 8005578: 68fb ldr r3, [r7, #12] 800557a: 801a strh r2, [r3, #0] mem2->prev = ptr; 800557c: 68fb ldr r3, [r7, #12] 800557e: 8bfa ldrh r2, [r7, #30] 8005580: 805a strh r2, [r3, #2] /* and insert it between mem and mem->next */ mem->next = ptr2; 8005582: 697b ldr r3, [r7, #20] 8005584: 8a7a ldrh r2, [r7, #18] 8005586: 801a strh r2, [r3, #0] mem->used = 1; 8005588: 697b ldr r3, [r7, #20] 800558a: 2201 movs r2, #1 800558c: 711a strb r2, [r3, #4] if (mem2->next != MEM_SIZE_ALIGNED) { 800558e: 68fb ldr r3, [r7, #12] 8005590: 881b ldrh r3, [r3, #0] 8005592: f5b3 6fc8 cmp.w r3, #1600 ; 0x640 8005596: d00b beq.n 80055b0 ptr_to_mem(mem2->next)->prev = ptr2; 8005598: 68fb ldr r3, [r7, #12] 800559a: 881b ldrh r3, [r3, #0] 800559c: 4618 mov r0, r3 800559e: f7ff fce5 bl 8004f6c 80055a2: 4602 mov r2, r0 80055a4: 8a7b ldrh r3, [r7, #18] 80055a6: 8053 strh r3, [r2, #2] 80055a8: e002 b.n 80055b0 * take care of this). * -> near fit or exact fit: do not split, no mem2 creation * also can't move mem->next directly behind mem, since mem->next * will always be used at this point! */ mem->used = 1; 80055aa: 697b ldr r3, [r7, #20] 80055ac: 2201 movs r2, #1 80055ae: 711a strb r2, [r3, #4] MEM_STATS_INC_USED(used, mem->next - mem_to_ptr(mem)); } #if LWIP_ALLOW_MEM_FREE_FROM_OTHER_CONTEXT mem_malloc_adjust_lfree: #endif /* LWIP_ALLOW_MEM_FREE_FROM_OTHER_CONTEXT */ if (mem == lfree) { 80055b0: 4b34 ldr r3, [pc, #208] ; (8005684 ) 80055b2: 681b ldr r3, [r3, #0] 80055b4: 697a ldr r2, [r7, #20] 80055b6: 429a cmp r2, r3 80055b8: d127 bne.n 800560a struct mem *cur = lfree; 80055ba: 4b32 ldr r3, [pc, #200] ; (8005684 ) 80055bc: 681b ldr r3, [r3, #0] 80055be: 61bb str r3, [r7, #24] /* Find next free block after mem and update lowest free pointer */ while (cur->used && cur != ram_end) { 80055c0: e005 b.n 80055ce /* If mem_free or mem_trim have run, we have to restart since they could have altered our current struct mem or lfree. */ goto mem_malloc_adjust_lfree; } #endif /* LWIP_ALLOW_MEM_FREE_FROM_OTHER_CONTEXT */ cur = ptr_to_mem(cur->next); 80055c2: 69bb ldr r3, [r7, #24] 80055c4: 881b ldrh r3, [r3, #0] 80055c6: 4618 mov r0, r3 80055c8: f7ff fcd0 bl 8004f6c 80055cc: 61b8 str r0, [r7, #24] while (cur->used && cur != ram_end) { 80055ce: 69bb ldr r3, [r7, #24] 80055d0: 791b ldrb r3, [r3, #4] 80055d2: 2b00 cmp r3, #0 80055d4: d004 beq.n 80055e0 80055d6: 4b2f ldr r3, [pc, #188] ; (8005694 ) 80055d8: 681b ldr r3, [r3, #0] 80055da: 69ba ldr r2, [r7, #24] 80055dc: 429a cmp r2, r3 80055de: d1f0 bne.n 80055c2 } lfree = cur; 80055e0: 4a28 ldr r2, [pc, #160] ; (8005684 ) 80055e2: 69bb ldr r3, [r7, #24] 80055e4: 6013 str r3, [r2, #0] LWIP_ASSERT("mem_malloc: !lfree->used", ((lfree == ram_end) || (!lfree->used))); 80055e6: 4b27 ldr r3, [pc, #156] ; (8005684 ) 80055e8: 681a ldr r2, [r3, #0] 80055ea: 4b2a ldr r3, [pc, #168] ; (8005694 ) 80055ec: 681b ldr r3, [r3, #0] 80055ee: 429a cmp r2, r3 80055f0: d00b beq.n 800560a 80055f2: 4b24 ldr r3, [pc, #144] ; (8005684 ) 80055f4: 681b ldr r3, [r3, #0] 80055f6: 791b ldrb r3, [r3, #4] 80055f8: 2b00 cmp r3, #0 80055fa: d006 beq.n 800560a 80055fc: 4b22 ldr r3, [pc, #136] ; (8005688 ) 80055fe: f240 32b5 movw r2, #949 ; 0x3b5 8005602: 4925 ldr r1, [pc, #148] ; (8005698 ) 8005604: 4822 ldr r0, [pc, #136] ; (8005690 ) 8005606: f00b fd4f bl 80110a8 } LWIP_MEM_ALLOC_UNPROTECT(); sys_mutex_unlock(&mem_mutex); LWIP_ASSERT("mem_malloc: allocated memory not above ram_end.", 800560a: 8bba ldrh r2, [r7, #28] 800560c: 697b ldr r3, [r7, #20] 800560e: 4413 add r3, r2 8005610: 3308 adds r3, #8 8005612: 4a20 ldr r2, [pc, #128] ; (8005694 ) 8005614: 6812 ldr r2, [r2, #0] 8005616: 4293 cmp r3, r2 8005618: d906 bls.n 8005628 800561a: 4b1b ldr r3, [pc, #108] ; (8005688 ) 800561c: f240 32b9 movw r2, #953 ; 0x3b9 8005620: 491e ldr r1, [pc, #120] ; (800569c ) 8005622: 481b ldr r0, [pc, #108] ; (8005690 ) 8005624: f00b fd40 bl 80110a8 (mem_ptr_t)mem + SIZEOF_STRUCT_MEM + size <= (mem_ptr_t)ram_end); LWIP_ASSERT("mem_malloc: allocated memory properly aligned.", 8005628: 697b ldr r3, [r7, #20] 800562a: f003 0303 and.w r3, r3, #3 800562e: 2b00 cmp r3, #0 8005630: d006 beq.n 8005640 8005632: 4b15 ldr r3, [pc, #84] ; (8005688 ) 8005634: f240 32bb movw r2, #955 ; 0x3bb 8005638: 4919 ldr r1, [pc, #100] ; (80056a0 ) 800563a: 4815 ldr r0, [pc, #84] ; (8005690 ) 800563c: f00b fd34 bl 80110a8 ((mem_ptr_t)mem + SIZEOF_STRUCT_MEM) % MEM_ALIGNMENT == 0); LWIP_ASSERT("mem_malloc: sanity check alignment", 8005640: 697b ldr r3, [r7, #20] 8005642: f003 0303 and.w r3, r3, #3 8005646: 2b00 cmp r3, #0 8005648: d006 beq.n 8005658 800564a: 4b0f ldr r3, [pc, #60] ; (8005688 ) 800564c: f240 32bd movw r2, #957 ; 0x3bd 8005650: 4914 ldr r1, [pc, #80] ; (80056a4 ) 8005652: 480f ldr r0, [pc, #60] ; (8005690 ) 8005654: f00b fd28 bl 80110a8 #if MEM_OVERFLOW_CHECK mem_overflow_init_element(mem, size_in); #endif MEM_SANITY(); return (u8_t *)mem + SIZEOF_STRUCT_MEM + MEM_SANITY_OFFSET; 8005658: 697b ldr r3, [r7, #20] 800565a: 3308 adds r3, #8 800565c: e00e b.n 800567c ptr = ptr_to_mem(ptr)->next) { 800565e: 8bfb ldrh r3, [r7, #30] 8005660: 4618 mov r0, r3 8005662: f7ff fc83 bl 8004f6c 8005666: 4603 mov r3, r0 8005668: 881b ldrh r3, [r3, #0] 800566a: 83fb strh r3, [r7, #30] for (ptr = mem_to_ptr(lfree); ptr < MEM_SIZE_ALIGNED - size; 800566c: 8bfa ldrh r2, [r7, #30] 800566e: 8bbb ldrh r3, [r7, #28] 8005670: f5c3 63c8 rsb r3, r3, #1600 ; 0x640 8005674: 429a cmp r2, r3 8005676: f4ff af44 bcc.w 8005502 #endif /* LWIP_ALLOW_MEM_FREE_FROM_OTHER_CONTEXT */ MEM_STATS_INC(err); LWIP_MEM_ALLOC_UNPROTECT(); sys_mutex_unlock(&mem_mutex); LWIP_DEBUGF(MEM_DEBUG | LWIP_DBG_LEVEL_SERIOUS, ("mem_malloc: could not allocate %"S16_F" bytes\n", (s16_t)size)); return NULL; 800567a: 2300 movs r3, #0 } 800567c: 4618 mov r0, r3 800567e: 3720 adds r7, #32 8005680: 46bd mov sp, r7 8005682: bd80 pop {r7, pc} 8005684: 20006ab8 .word 0x20006ab8 8005688: 08015c34 .word 0x08015c34 800568c: 08015ddc .word 0x08015ddc 8005690: 08015c7c .word 0x08015c7c 8005694: 20006ab4 .word 0x20006ab4 8005698: 08015df0 .word 0x08015df0 800569c: 08015e0c .word 0x08015e0c 80056a0: 08015e3c .word 0x08015e3c 80056a4: 08015e6c .word 0x08015e6c 080056a8 : * * @param desc pool to initialize */ void memp_init_pool(const struct memp_desc *desc) { 80056a8: b480 push {r7} 80056aa: b085 sub sp, #20 80056ac: af00 add r7, sp, #0 80056ae: 6078 str r0, [r7, #4] LWIP_UNUSED_ARG(desc); #else int i; struct memp *memp; *desc->tab = NULL; 80056b0: 687b ldr r3, [r7, #4] 80056b2: 689b ldr r3, [r3, #8] 80056b4: 2200 movs r2, #0 80056b6: 601a str r2, [r3, #0] memp = (struct memp *)LWIP_MEM_ALIGN(desc->base); 80056b8: 687b ldr r3, [r7, #4] 80056ba: 685b ldr r3, [r3, #4] 80056bc: 3303 adds r3, #3 80056be: f023 0303 bic.w r3, r3, #3 80056c2: 60bb str r3, [r7, #8] + MEM_SANITY_REGION_AFTER_ALIGNED #endif )); #endif /* create a linked list of memp elements */ for (i = 0; i < desc->num; ++i) { 80056c4: 2300 movs r3, #0 80056c6: 60fb str r3, [r7, #12] 80056c8: e011 b.n 80056ee memp->next = *desc->tab; 80056ca: 687b ldr r3, [r7, #4] 80056cc: 689b ldr r3, [r3, #8] 80056ce: 681a ldr r2, [r3, #0] 80056d0: 68bb ldr r3, [r7, #8] 80056d2: 601a str r2, [r3, #0] *desc->tab = memp; 80056d4: 687b ldr r3, [r7, #4] 80056d6: 689b ldr r3, [r3, #8] 80056d8: 68ba ldr r2, [r7, #8] 80056da: 601a str r2, [r3, #0] #if MEMP_OVERFLOW_CHECK memp_overflow_init_element(memp, desc); #endif /* MEMP_OVERFLOW_CHECK */ /* cast through void* to get rid of alignment warnings */ memp = (struct memp *)(void *)((u8_t *)memp + MEMP_SIZE + desc->size 80056dc: 687b ldr r3, [r7, #4] 80056de: 881b ldrh r3, [r3, #0] 80056e0: 461a mov r2, r3 80056e2: 68bb ldr r3, [r7, #8] 80056e4: 4413 add r3, r2 80056e6: 60bb str r3, [r7, #8] for (i = 0; i < desc->num; ++i) { 80056e8: 68fb ldr r3, [r7, #12] 80056ea: 3301 adds r3, #1 80056ec: 60fb str r3, [r7, #12] 80056ee: 687b ldr r3, [r7, #4] 80056f0: 885b ldrh r3, [r3, #2] 80056f2: 461a mov r2, r3 80056f4: 68fb ldr r3, [r7, #12] 80056f6: 4293 cmp r3, r2 80056f8: dbe7 blt.n 80056ca #endif /* !MEMP_MEM_MALLOC */ #if MEMP_STATS && (defined(LWIP_DEBUG) || LWIP_STATS_DISPLAY) desc->stats->name = desc->desc; #endif /* MEMP_STATS && (defined(LWIP_DEBUG) || LWIP_STATS_DISPLAY) */ } 80056fa: bf00 nop 80056fc: bf00 nop 80056fe: 3714 adds r7, #20 8005700: 46bd mov sp, r7 8005702: f85d 7b04 ldr.w r7, [sp], #4 8005706: 4770 bx lr 08005708 : * * Carves out memp_memory into linked lists for each pool-type. */ void memp_init(void) { 8005708: b580 push {r7, lr} 800570a: b082 sub sp, #8 800570c: af00 add r7, sp, #0 u16_t i; /* for every pool: */ for (i = 0; i < LWIP_ARRAYSIZE(memp_pools); i++) { 800570e: 2300 movs r3, #0 8005710: 80fb strh r3, [r7, #6] 8005712: e009 b.n 8005728 memp_init_pool(memp_pools[i]); 8005714: 88fb ldrh r3, [r7, #6] 8005716: 4a08 ldr r2, [pc, #32] ; (8005738 ) 8005718: f852 3023 ldr.w r3, [r2, r3, lsl #2] 800571c: 4618 mov r0, r3 800571e: f7ff ffc3 bl 80056a8 for (i = 0; i < LWIP_ARRAYSIZE(memp_pools); i++) { 8005722: 88fb ldrh r3, [r7, #6] 8005724: 3301 adds r3, #1 8005726: 80fb strh r3, [r7, #6] 8005728: 88fb ldrh r3, [r7, #6] 800572a: 2b08 cmp r3, #8 800572c: d9f2 bls.n 8005714 #if MEMP_OVERFLOW_CHECK >= 2 /* check everything a first time to see if it worked */ memp_overflow_check_all(); #endif /* MEMP_OVERFLOW_CHECK >= 2 */ } 800572e: bf00 nop 8005730: bf00 nop 8005732: 3708 adds r7, #8 8005734: 46bd mov sp, r7 8005736: bd80 pop {r7, pc} 8005738: 08018a58 .word 0x08018a58 0800573c : #if !MEMP_OVERFLOW_CHECK do_memp_malloc_pool(const struct memp_desc *desc) #else do_memp_malloc_pool_fn(const struct memp_desc *desc, const char *file, const int line) #endif { 800573c: b580 push {r7, lr} 800573e: b084 sub sp, #16 8005740: af00 add r7, sp, #0 8005742: 6078 str r0, [r7, #4] memp = (struct memp *)mem_malloc(MEMP_SIZE + MEMP_ALIGN_SIZE(desc->size)); SYS_ARCH_PROTECT(old_level); #else /* MEMP_MEM_MALLOC */ SYS_ARCH_PROTECT(old_level); memp = *desc->tab; 8005744: 687b ldr r3, [r7, #4] 8005746: 689b ldr r3, [r3, #8] 8005748: 681b ldr r3, [r3, #0] 800574a: 60fb str r3, [r7, #12] #endif /* MEMP_MEM_MALLOC */ if (memp != NULL) { 800574c: 68fb ldr r3, [r7, #12] 800574e: 2b00 cmp r3, #0 8005750: d012 beq.n 8005778 #if !MEMP_MEM_MALLOC #if MEMP_OVERFLOW_CHECK == 1 memp_overflow_check_element(memp, desc); #endif /* MEMP_OVERFLOW_CHECK */ *desc->tab = memp->next; 8005752: 687b ldr r3, [r7, #4] 8005754: 689b ldr r3, [r3, #8] 8005756: 68fa ldr r2, [r7, #12] 8005758: 6812 ldr r2, [r2, #0] 800575a: 601a str r2, [r3, #0] memp->line = line; #if MEMP_MEM_MALLOC memp_overflow_init_element(memp, desc); #endif /* MEMP_MEM_MALLOC */ #endif /* MEMP_OVERFLOW_CHECK */ LWIP_ASSERT("memp_malloc: memp properly aligned", 800575c: 68fb ldr r3, [r7, #12] 800575e: f003 0303 and.w r3, r3, #3 8005762: 2b00 cmp r3, #0 8005764: d006 beq.n 8005774 8005766: 4b07 ldr r3, [pc, #28] ; (8005784 ) 8005768: f44f 728c mov.w r2, #280 ; 0x118 800576c: 4906 ldr r1, [pc, #24] ; (8005788 ) 800576e: 4807 ldr r0, [pc, #28] ; (800578c ) 8005770: f00b fc9a bl 80110a8 desc->stats->max = desc->stats->used; } #endif SYS_ARCH_UNPROTECT(old_level); /* cast through u8_t* to get rid of alignment warnings */ return ((u8_t *)memp + MEMP_SIZE); 8005774: 68fb ldr r3, [r7, #12] 8005776: e000 b.n 800577a #endif SYS_ARCH_UNPROTECT(old_level); LWIP_DEBUGF(MEMP_DEBUG | LWIP_DBG_LEVEL_SERIOUS, ("memp_malloc: out of memory in pool %s\n", desc->desc)); } return NULL; 8005778: 2300 movs r3, #0 } 800577a: 4618 mov r0, r3 800577c: 3710 adds r7, #16 800577e: 46bd mov sp, r7 8005780: bd80 pop {r7, pc} 8005782: bf00 nop 8005784: 08015e90 .word 0x08015e90 8005788: 08015ec0 .word 0x08015ec0 800578c: 08015ee4 .word 0x08015ee4 08005790 : #if !MEMP_OVERFLOW_CHECK memp_malloc_pool(const struct memp_desc *desc) #else memp_malloc_pool_fn(const struct memp_desc *desc, const char *file, const int line) #endif { 8005790: b580 push {r7, lr} 8005792: b082 sub sp, #8 8005794: af00 add r7, sp, #0 8005796: 6078 str r0, [r7, #4] LWIP_ASSERT("invalid pool desc", desc != NULL); 8005798: 687b ldr r3, [r7, #4] 800579a: 2b00 cmp r3, #0 800579c: d106 bne.n 80057ac 800579e: 4b0a ldr r3, [pc, #40] ; (80057c8 ) 80057a0: f44f 729e mov.w r2, #316 ; 0x13c 80057a4: 4909 ldr r1, [pc, #36] ; (80057cc ) 80057a6: 480a ldr r0, [pc, #40] ; (80057d0 ) 80057a8: f00b fc7e bl 80110a8 if (desc == NULL) { 80057ac: 687b ldr r3, [r7, #4] 80057ae: 2b00 cmp r3, #0 80057b0: d101 bne.n 80057b6 return NULL; 80057b2: 2300 movs r3, #0 80057b4: e003 b.n 80057be } #if !MEMP_OVERFLOW_CHECK return do_memp_malloc_pool(desc); 80057b6: 6878 ldr r0, [r7, #4] 80057b8: f7ff ffc0 bl 800573c 80057bc: 4603 mov r3, r0 #else return do_memp_malloc_pool_fn(desc, file, line); #endif } 80057be: 4618 mov r0, r3 80057c0: 3708 adds r7, #8 80057c2: 46bd mov sp, r7 80057c4: bd80 pop {r7, pc} 80057c6: bf00 nop 80057c8: 08015e90 .word 0x08015e90 80057cc: 08015f0c .word 0x08015f0c 80057d0: 08015ee4 .word 0x08015ee4 080057d4 : #if !MEMP_OVERFLOW_CHECK memp_malloc(memp_t type) #else memp_malloc_fn(memp_t type, const char *file, const int line) #endif { 80057d4: b580 push {r7, lr} 80057d6: b084 sub sp, #16 80057d8: af00 add r7, sp, #0 80057da: 4603 mov r3, r0 80057dc: 71fb strb r3, [r7, #7] void *memp; LWIP_ERROR("memp_malloc: type < MEMP_MAX", (type < MEMP_MAX), return NULL;); 80057de: 79fb ldrb r3, [r7, #7] 80057e0: 2b08 cmp r3, #8 80057e2: d908 bls.n 80057f6 80057e4: 4b0a ldr r3, [pc, #40] ; (8005810 ) 80057e6: f240 1257 movw r2, #343 ; 0x157 80057ea: 490a ldr r1, [pc, #40] ; (8005814 ) 80057ec: 480a ldr r0, [pc, #40] ; (8005818 ) 80057ee: f00b fc5b bl 80110a8 80057f2: 2300 movs r3, #0 80057f4: e008 b.n 8005808 #if MEMP_OVERFLOW_CHECK >= 2 memp_overflow_check_all(); #endif /* MEMP_OVERFLOW_CHECK >= 2 */ #if !MEMP_OVERFLOW_CHECK memp = do_memp_malloc_pool(memp_pools[type]); 80057f6: 79fb ldrb r3, [r7, #7] 80057f8: 4a08 ldr r2, [pc, #32] ; (800581c ) 80057fa: f852 3023 ldr.w r3, [r2, r3, lsl #2] 80057fe: 4618 mov r0, r3 8005800: f7ff ff9c bl 800573c 8005804: 60f8 str r0, [r7, #12] #else memp = do_memp_malloc_pool_fn(memp_pools[type], file, line); #endif return memp; 8005806: 68fb ldr r3, [r7, #12] } 8005808: 4618 mov r0, r3 800580a: 3710 adds r7, #16 800580c: 46bd mov sp, r7 800580e: bd80 pop {r7, pc} 8005810: 08015e90 .word 0x08015e90 8005814: 08015f20 .word 0x08015f20 8005818: 08015ee4 .word 0x08015ee4 800581c: 08018a58 .word 0x08018a58 08005820 : static void do_memp_free_pool(const struct memp_desc *desc, void *mem) { 8005820: b580 push {r7, lr} 8005822: b084 sub sp, #16 8005824: af00 add r7, sp, #0 8005826: 6078 str r0, [r7, #4] 8005828: 6039 str r1, [r7, #0] struct memp *memp; SYS_ARCH_DECL_PROTECT(old_level); LWIP_ASSERT("memp_free: mem properly aligned", 800582a: 683b ldr r3, [r7, #0] 800582c: f003 0303 and.w r3, r3, #3 8005830: 2b00 cmp r3, #0 8005832: d006 beq.n 8005842 8005834: 4b0a ldr r3, [pc, #40] ; (8005860 ) 8005836: f44f 72b6 mov.w r2, #364 ; 0x16c 800583a: 490a ldr r1, [pc, #40] ; (8005864 ) 800583c: 480a ldr r0, [pc, #40] ; (8005868 ) 800583e: f00b fc33 bl 80110a8 ((mem_ptr_t)mem % MEM_ALIGNMENT) == 0); /* cast through void* to get rid of alignment warnings */ memp = (struct memp *)(void *)((u8_t *)mem - MEMP_SIZE); 8005842: 683b ldr r3, [r7, #0] 8005844: 60fb str r3, [r7, #12] #if MEMP_MEM_MALLOC LWIP_UNUSED_ARG(desc); SYS_ARCH_UNPROTECT(old_level); mem_free(memp); #else /* MEMP_MEM_MALLOC */ memp->next = *desc->tab; 8005846: 687b ldr r3, [r7, #4] 8005848: 689b ldr r3, [r3, #8] 800584a: 681a ldr r2, [r3, #0] 800584c: 68fb ldr r3, [r7, #12] 800584e: 601a str r2, [r3, #0] *desc->tab = memp; 8005850: 687b ldr r3, [r7, #4] 8005852: 689b ldr r3, [r3, #8] 8005854: 68fa ldr r2, [r7, #12] 8005856: 601a str r2, [r3, #0] LWIP_ASSERT("memp sanity", memp_sanity(desc)); #endif /* MEMP_SANITY_CHECK */ SYS_ARCH_UNPROTECT(old_level); #endif /* !MEMP_MEM_MALLOC */ } 8005858: bf00 nop 800585a: 3710 adds r7, #16 800585c: 46bd mov sp, r7 800585e: bd80 pop {r7, pc} 8005860: 08015e90 .word 0x08015e90 8005864: 08015f40 .word 0x08015f40 8005868: 08015ee4 .word 0x08015ee4 0800586c : * @param desc the pool where to put mem * @param mem the memp element to free */ void memp_free_pool(const struct memp_desc *desc, void *mem) { 800586c: b580 push {r7, lr} 800586e: b082 sub sp, #8 8005870: af00 add r7, sp, #0 8005872: 6078 str r0, [r7, #4] 8005874: 6039 str r1, [r7, #0] LWIP_ASSERT("invalid pool desc", desc != NULL); 8005876: 687b ldr r3, [r7, #4] 8005878: 2b00 cmp r3, #0 800587a: d106 bne.n 800588a 800587c: 4b0a ldr r3, [pc, #40] ; (80058a8 ) 800587e: f240 1295 movw r2, #405 ; 0x195 8005882: 490a ldr r1, [pc, #40] ; (80058ac ) 8005884: 480a ldr r0, [pc, #40] ; (80058b0 ) 8005886: f00b fc0f bl 80110a8 if ((desc == NULL) || (mem == NULL)) { 800588a: 687b ldr r3, [r7, #4] 800588c: 2b00 cmp r3, #0 800588e: d007 beq.n 80058a0 8005890: 683b ldr r3, [r7, #0] 8005892: 2b00 cmp r3, #0 8005894: d004 beq.n 80058a0 return; } do_memp_free_pool(desc, mem); 8005896: 6839 ldr r1, [r7, #0] 8005898: 6878 ldr r0, [r7, #4] 800589a: f7ff ffc1 bl 8005820 800589e: e000 b.n 80058a2 return; 80058a0: bf00 nop } 80058a2: 3708 adds r7, #8 80058a4: 46bd mov sp, r7 80058a6: bd80 pop {r7, pc} 80058a8: 08015e90 .word 0x08015e90 80058ac: 08015f0c .word 0x08015f0c 80058b0: 08015ee4 .word 0x08015ee4 080058b4 : * @param type the pool where to put mem * @param mem the memp element to free */ void memp_free(memp_t type, void *mem) { 80058b4: b580 push {r7, lr} 80058b6: b082 sub sp, #8 80058b8: af00 add r7, sp, #0 80058ba: 4603 mov r3, r0 80058bc: 6039 str r1, [r7, #0] 80058be: 71fb strb r3, [r7, #7] #ifdef LWIP_HOOK_MEMP_AVAILABLE struct memp *old_first; #endif LWIP_ERROR("memp_free: type < MEMP_MAX", (type < MEMP_MAX), return;); 80058c0: 79fb ldrb r3, [r7, #7] 80058c2: 2b08 cmp r3, #8 80058c4: d907 bls.n 80058d6 80058c6: 4b0c ldr r3, [pc, #48] ; (80058f8 ) 80058c8: f44f 72d5 mov.w r2, #426 ; 0x1aa 80058cc: 490b ldr r1, [pc, #44] ; (80058fc ) 80058ce: 480c ldr r0, [pc, #48] ; (8005900 ) 80058d0: f00b fbea bl 80110a8 80058d4: e00c b.n 80058f0 if (mem == NULL) { 80058d6: 683b ldr r3, [r7, #0] 80058d8: 2b00 cmp r3, #0 80058da: d008 beq.n 80058ee #ifdef LWIP_HOOK_MEMP_AVAILABLE old_first = *memp_pools[type]->tab; #endif do_memp_free_pool(memp_pools[type], mem); 80058dc: 79fb ldrb r3, [r7, #7] 80058de: 4a09 ldr r2, [pc, #36] ; (8005904 ) 80058e0: f852 3023 ldr.w r3, [r2, r3, lsl #2] 80058e4: 6839 ldr r1, [r7, #0] 80058e6: 4618 mov r0, r3 80058e8: f7ff ff9a bl 8005820 80058ec: e000 b.n 80058f0 return; 80058ee: bf00 nop #ifdef LWIP_HOOK_MEMP_AVAILABLE if (old_first == NULL) { LWIP_HOOK_MEMP_AVAILABLE(type); } #endif } 80058f0: 3708 adds r7, #8 80058f2: 46bd mov sp, r7 80058f4: bd80 pop {r7, pc} 80058f6: bf00 nop 80058f8: 08015e90 .word 0x08015e90 80058fc: 08015f60 .word 0x08015f60 8005900: 08015ee4 .word 0x08015ee4 8005904: 08018a58 .word 0x08018a58 08005908 : } #endif /* LWIP_HAVE_LOOPIF */ void netif_init(void) { 8005908: b480 push {r7} 800590a: af00 add r7, sp, #0 netif_set_link_up(&loop_netif); netif_set_up(&loop_netif); #endif /* LWIP_HAVE_LOOPIF */ } 800590c: bf00 nop 800590e: 46bd mov sp, r7 8005910: f85d 7b04 ldr.w r7, [sp], #4 8005914: 4770 bx lr ... 08005918 : netif_add(struct netif *netif, #if LWIP_IPV4 const ip4_addr_t *ipaddr, const ip4_addr_t *netmask, const ip4_addr_t *gw, #endif /* LWIP_IPV4 */ void *state, netif_init_fn init, netif_input_fn input) { 8005918: b580 push {r7, lr} 800591a: b086 sub sp, #24 800591c: af00 add r7, sp, #0 800591e: 60f8 str r0, [r7, #12] 8005920: 60b9 str r1, [r7, #8] 8005922: 607a str r2, [r7, #4] 8005924: 603b str r3, [r7, #0] LWIP_ASSERT("single netif already set", 0); return NULL; } #endif LWIP_ERROR("netif_add: invalid netif", netif != NULL, return NULL); 8005926: 68fb ldr r3, [r7, #12] 8005928: 2b00 cmp r3, #0 800592a: d108 bne.n 800593e 800592c: 4b5b ldr r3, [pc, #364] ; (8005a9c ) 800592e: f240 1227 movw r2, #295 ; 0x127 8005932: 495b ldr r1, [pc, #364] ; (8005aa0 ) 8005934: 485b ldr r0, [pc, #364] ; (8005aa4 ) 8005936: f00b fbb7 bl 80110a8 800593a: 2300 movs r3, #0 800593c: e0a9 b.n 8005a92 LWIP_ERROR("netif_add: No init function given", init != NULL, return NULL); 800593e: 6a7b ldr r3, [r7, #36] ; 0x24 8005940: 2b00 cmp r3, #0 8005942: d108 bne.n 8005956 8005944: 4b55 ldr r3, [pc, #340] ; (8005a9c ) 8005946: f44f 7294 mov.w r2, #296 ; 0x128 800594a: 4957 ldr r1, [pc, #348] ; (8005aa8 ) 800594c: 4855 ldr r0, [pc, #340] ; (8005aa4 ) 800594e: f00b fbab bl 80110a8 8005952: 2300 movs r3, #0 8005954: e09d b.n 8005a92 #if LWIP_IPV4 if (ipaddr == NULL) { 8005956: 68bb ldr r3, [r7, #8] 8005958: 2b00 cmp r3, #0 800595a: d101 bne.n 8005960 ipaddr = ip_2_ip4(IP4_ADDR_ANY); 800595c: 4b53 ldr r3, [pc, #332] ; (8005aac ) 800595e: 60bb str r3, [r7, #8] } if (netmask == NULL) { 8005960: 687b ldr r3, [r7, #4] 8005962: 2b00 cmp r3, #0 8005964: d101 bne.n 800596a netmask = ip_2_ip4(IP4_ADDR_ANY); 8005966: 4b51 ldr r3, [pc, #324] ; (8005aac ) 8005968: 607b str r3, [r7, #4] } if (gw == NULL) { 800596a: 683b ldr r3, [r7, #0] 800596c: 2b00 cmp r3, #0 800596e: d101 bne.n 8005974 gw = ip_2_ip4(IP4_ADDR_ANY); 8005970: 4b4e ldr r3, [pc, #312] ; (8005aac ) 8005972: 603b str r3, [r7, #0] } /* reset new interface configuration state */ ip_addr_set_zero_ip4(&netif->ip_addr); 8005974: 68fb ldr r3, [r7, #12] 8005976: 2200 movs r2, #0 8005978: 605a str r2, [r3, #4] ip_addr_set_zero_ip4(&netif->netmask); 800597a: 68fb ldr r3, [r7, #12] 800597c: 2200 movs r2, #0 800597e: 609a str r2, [r3, #8] ip_addr_set_zero_ip4(&netif->gw); 8005980: 68fb ldr r3, [r7, #12] 8005982: 2200 movs r2, #0 8005984: 60da str r2, [r3, #12] netif->output = netif_null_output_ip4; 8005986: 68fb ldr r3, [r7, #12] 8005988: 4a49 ldr r2, [pc, #292] ; (8005ab0 ) 800598a: 615a str r2, [r3, #20] #endif /* LWIP_IPV6_ADDRESS_LIFETIMES */ } netif->output_ip6 = netif_null_output_ip6; #endif /* LWIP_IPV6 */ NETIF_SET_CHECKSUM_CTRL(netif, NETIF_CHECKSUM_ENABLE_ALL); netif->mtu = 0; 800598c: 68fb ldr r3, [r7, #12] 800598e: 2200 movs r2, #0 8005990: 851a strh r2, [r3, #40] ; 0x28 netif->flags = 0; 8005992: 68fb ldr r3, [r7, #12] 8005994: 2200 movs r2, #0 8005996: f883 2031 strb.w r2, [r3, #49] ; 0x31 #ifdef netif_get_client_data memset(netif->client_data, 0, sizeof(netif->client_data)); 800599a: 68fb ldr r3, [r7, #12] 800599c: 3324 adds r3, #36 ; 0x24 800599e: 2204 movs r2, #4 80059a0: 2100 movs r1, #0 80059a2: 4618 mov r0, r3 80059a4: f00b fb78 bl 8011098 #endif /* LWIP_IPV6 */ #if LWIP_NETIF_STATUS_CALLBACK netif->status_callback = NULL; #endif /* LWIP_NETIF_STATUS_CALLBACK */ #if LWIP_NETIF_LINK_CALLBACK netif->link_callback = NULL; 80059a8: 68fb ldr r3, [r7, #12] 80059aa: 2200 movs r2, #0 80059ac: 61da str r2, [r3, #28] netif->loop_first = NULL; netif->loop_last = NULL; #endif /* ENABLE_LOOPBACK */ /* remember netif specific state information data */ netif->state = state; 80059ae: 68fb ldr r3, [r7, #12] 80059b0: 6a3a ldr r2, [r7, #32] 80059b2: 621a str r2, [r3, #32] netif->num = netif_num; 80059b4: 4b3f ldr r3, [pc, #252] ; (8005ab4 ) 80059b6: 781a ldrb r2, [r3, #0] 80059b8: 68fb ldr r3, [r7, #12] 80059ba: f883 2034 strb.w r2, [r3, #52] ; 0x34 netif->input = input; 80059be: 68fb ldr r3, [r7, #12] 80059c0: 6aba ldr r2, [r7, #40] ; 0x28 80059c2: 611a str r2, [r3, #16] #if ENABLE_LOOPBACK && LWIP_LOOPBACK_MAX_PBUFS netif->loop_cnt_current = 0; #endif /* ENABLE_LOOPBACK && LWIP_LOOPBACK_MAX_PBUFS */ #if LWIP_IPV4 netif_set_addr(netif, ipaddr, netmask, gw); 80059c4: 683b ldr r3, [r7, #0] 80059c6: 687a ldr r2, [r7, #4] 80059c8: 68b9 ldr r1, [r7, #8] 80059ca: 68f8 ldr r0, [r7, #12] 80059cc: f000 f914 bl 8005bf8 #endif /* LWIP_IPV4 */ /* call user specified initialization function for netif */ if (init(netif) != ERR_OK) { 80059d0: 6a7b ldr r3, [r7, #36] ; 0x24 80059d2: 68f8 ldr r0, [r7, #12] 80059d4: 4798 blx r3 80059d6: 4603 mov r3, r0 80059d8: 2b00 cmp r3, #0 80059da: d001 beq.n 80059e0 return NULL; 80059dc: 2300 movs r3, #0 80059de: e058 b.n 8005a92 */ { struct netif *netif2; int num_netifs; do { if (netif->num == 255) { 80059e0: 68fb ldr r3, [r7, #12] 80059e2: f893 3034 ldrb.w r3, [r3, #52] ; 0x34 80059e6: 2bff cmp r3, #255 ; 0xff 80059e8: d103 bne.n 80059f2 netif->num = 0; 80059ea: 68fb ldr r3, [r7, #12] 80059ec: 2200 movs r2, #0 80059ee: f883 2034 strb.w r2, [r3, #52] ; 0x34 } num_netifs = 0; 80059f2: 2300 movs r3, #0 80059f4: 613b str r3, [r7, #16] for (netif2 = netif_list; netif2 != NULL; netif2 = netif2->next) { 80059f6: 4b30 ldr r3, [pc, #192] ; (8005ab8 ) 80059f8: 681b ldr r3, [r3, #0] 80059fa: 617b str r3, [r7, #20] 80059fc: e02b b.n 8005a56 LWIP_ASSERT("netif already added", netif2 != netif); 80059fe: 697a ldr r2, [r7, #20] 8005a00: 68fb ldr r3, [r7, #12] 8005a02: 429a cmp r2, r3 8005a04: d106 bne.n 8005a14 8005a06: 4b25 ldr r3, [pc, #148] ; (8005a9c ) 8005a08: f240 128b movw r2, #395 ; 0x18b 8005a0c: 492b ldr r1, [pc, #172] ; (8005abc ) 8005a0e: 4825 ldr r0, [pc, #148] ; (8005aa4 ) 8005a10: f00b fb4a bl 80110a8 num_netifs++; 8005a14: 693b ldr r3, [r7, #16] 8005a16: 3301 adds r3, #1 8005a18: 613b str r3, [r7, #16] LWIP_ASSERT("too many netifs, max. supported number is 255", num_netifs <= 255); 8005a1a: 693b ldr r3, [r7, #16] 8005a1c: 2bff cmp r3, #255 ; 0xff 8005a1e: dd06 ble.n 8005a2e 8005a20: 4b1e ldr r3, [pc, #120] ; (8005a9c ) 8005a22: f240 128d movw r2, #397 ; 0x18d 8005a26: 4926 ldr r1, [pc, #152] ; (8005ac0 ) 8005a28: 481e ldr r0, [pc, #120] ; (8005aa4 ) 8005a2a: f00b fb3d bl 80110a8 if (netif2->num == netif->num) { 8005a2e: 697b ldr r3, [r7, #20] 8005a30: f893 2034 ldrb.w r2, [r3, #52] ; 0x34 8005a34: 68fb ldr r3, [r7, #12] 8005a36: f893 3034 ldrb.w r3, [r3, #52] ; 0x34 8005a3a: 429a cmp r2, r3 8005a3c: d108 bne.n 8005a50 netif->num++; 8005a3e: 68fb ldr r3, [r7, #12] 8005a40: f893 3034 ldrb.w r3, [r3, #52] ; 0x34 8005a44: 3301 adds r3, #1 8005a46: b2da uxtb r2, r3 8005a48: 68fb ldr r3, [r7, #12] 8005a4a: f883 2034 strb.w r2, [r3, #52] ; 0x34 break; 8005a4e: e005 b.n 8005a5c for (netif2 = netif_list; netif2 != NULL; netif2 = netif2->next) { 8005a50: 697b ldr r3, [r7, #20] 8005a52: 681b ldr r3, [r3, #0] 8005a54: 617b str r3, [r7, #20] 8005a56: 697b ldr r3, [r7, #20] 8005a58: 2b00 cmp r3, #0 8005a5a: d1d0 bne.n 80059fe } } } while (netif2 != NULL); 8005a5c: 697b ldr r3, [r7, #20] 8005a5e: 2b00 cmp r3, #0 8005a60: d1be bne.n 80059e0 } if (netif->num == 254) { 8005a62: 68fb ldr r3, [r7, #12] 8005a64: f893 3034 ldrb.w r3, [r3, #52] ; 0x34 8005a68: 2bfe cmp r3, #254 ; 0xfe 8005a6a: d103 bne.n 8005a74 netif_num = 0; 8005a6c: 4b11 ldr r3, [pc, #68] ; (8005ab4 ) 8005a6e: 2200 movs r2, #0 8005a70: 701a strb r2, [r3, #0] 8005a72: e006 b.n 8005a82 } else { netif_num = (u8_t)(netif->num + 1); 8005a74: 68fb ldr r3, [r7, #12] 8005a76: f893 3034 ldrb.w r3, [r3, #52] ; 0x34 8005a7a: 3301 adds r3, #1 8005a7c: b2da uxtb r2, r3 8005a7e: 4b0d ldr r3, [pc, #52] ; (8005ab4 ) 8005a80: 701a strb r2, [r3, #0] } /* add this netif to the list */ netif->next = netif_list; 8005a82: 4b0d ldr r3, [pc, #52] ; (8005ab8 ) 8005a84: 681a ldr r2, [r3, #0] 8005a86: 68fb ldr r3, [r7, #12] 8005a88: 601a str r2, [r3, #0] netif_list = netif; 8005a8a: 4a0b ldr r2, [pc, #44] ; (8005ab8 ) 8005a8c: 68fb ldr r3, [r7, #12] 8005a8e: 6013 str r3, [r2, #0] #endif /* LWIP_IPV4 */ LWIP_DEBUGF(NETIF_DEBUG, ("\n")); netif_invoke_ext_callback(netif, LWIP_NSC_NETIF_ADDED, NULL); return netif; 8005a90: 68fb ldr r3, [r7, #12] } 8005a92: 4618 mov r0, r3 8005a94: 3718 adds r7, #24 8005a96: 46bd mov sp, r7 8005a98: bd80 pop {r7, pc} 8005a9a: bf00 nop 8005a9c: 08015f7c .word 0x08015f7c 8005aa0: 08016010 .word 0x08016010 8005aa4: 08015fcc .word 0x08015fcc 8005aa8: 0801602c .word 0x0801602c 8005aac: 08018acc .word 0x08018acc 8005ab0: 08005edb .word 0x08005edb 8005ab4: 200099d0 .word 0x200099d0 8005ab8: 200099c8 .word 0x200099c8 8005abc: 08016050 .word 0x08016050 8005ac0: 08016064 .word 0x08016064 08005ac4 : static void netif_do_ip_addr_changed(const ip_addr_t *old_addr, const ip_addr_t *new_addr) { 8005ac4: b580 push {r7, lr} 8005ac6: b082 sub sp, #8 8005ac8: af00 add r7, sp, #0 8005aca: 6078 str r0, [r7, #4] 8005acc: 6039 str r1, [r7, #0] #if LWIP_TCP tcp_netif_ip_addr_changed(old_addr, new_addr); 8005ace: 6839 ldr r1, [r7, #0] 8005ad0: 6878 ldr r0, [r7, #4] 8005ad2: f002 fb57 bl 8008184 #endif /* LWIP_TCP */ #if LWIP_UDP udp_netif_ip_addr_changed(old_addr, new_addr); 8005ad6: 6839 ldr r1, [r7, #0] 8005ad8: 6878 ldr r0, [r7, #4] 8005ada: f006 ff99 bl 800ca10 #endif /* LWIP_UDP */ #if LWIP_RAW raw_netif_ip_addr_changed(old_addr, new_addr); #endif /* LWIP_RAW */ } 8005ade: bf00 nop 8005ae0: 3708 adds r7, #8 8005ae2: 46bd mov sp, r7 8005ae4: bd80 pop {r7, pc} ... 08005ae8 : #if LWIP_IPV4 static int netif_do_set_ipaddr(struct netif *netif, const ip4_addr_t *ipaddr, ip_addr_t *old_addr) { 8005ae8: b580 push {r7, lr} 8005aea: b086 sub sp, #24 8005aec: af00 add r7, sp, #0 8005aee: 60f8 str r0, [r7, #12] 8005af0: 60b9 str r1, [r7, #8] 8005af2: 607a str r2, [r7, #4] LWIP_ASSERT("invalid pointer", ipaddr != NULL); 8005af4: 68bb ldr r3, [r7, #8] 8005af6: 2b00 cmp r3, #0 8005af8: d106 bne.n 8005b08 8005afa: 4b1d ldr r3, [pc, #116] ; (8005b70 ) 8005afc: f240 12cb movw r2, #459 ; 0x1cb 8005b00: 491c ldr r1, [pc, #112] ; (8005b74 ) 8005b02: 481d ldr r0, [pc, #116] ; (8005b78 ) 8005b04: f00b fad0 bl 80110a8 LWIP_ASSERT("invalid pointer", old_addr != NULL); 8005b08: 687b ldr r3, [r7, #4] 8005b0a: 2b00 cmp r3, #0 8005b0c: d106 bne.n 8005b1c 8005b0e: 4b18 ldr r3, [pc, #96] ; (8005b70 ) 8005b10: f44f 72e6 mov.w r2, #460 ; 0x1cc 8005b14: 4917 ldr r1, [pc, #92] ; (8005b74 ) 8005b16: 4818 ldr r0, [pc, #96] ; (8005b78 ) 8005b18: f00b fac6 bl 80110a8 /* address is actually being changed? */ if (ip4_addr_cmp(ipaddr, netif_ip4_addr(netif)) == 0) { 8005b1c: 68bb ldr r3, [r7, #8] 8005b1e: 681a ldr r2, [r3, #0] 8005b20: 68fb ldr r3, [r7, #12] 8005b22: 3304 adds r3, #4 8005b24: 681b ldr r3, [r3, #0] 8005b26: 429a cmp r2, r3 8005b28: d01c beq.n 8005b64 ip_addr_t new_addr; *ip_2_ip4(&new_addr) = *ipaddr; 8005b2a: 68bb ldr r3, [r7, #8] 8005b2c: 681b ldr r3, [r3, #0] 8005b2e: 617b str r3, [r7, #20] IP_SET_TYPE_VAL(new_addr, IPADDR_TYPE_V4); ip_addr_copy(*old_addr, *netif_ip_addr4(netif)); 8005b30: 68fb ldr r3, [r7, #12] 8005b32: 3304 adds r3, #4 8005b34: 681a ldr r2, [r3, #0] 8005b36: 687b ldr r3, [r7, #4] 8005b38: 601a str r2, [r3, #0] LWIP_DEBUGF(NETIF_DEBUG | LWIP_DBG_STATE, ("netif_set_ipaddr: netif address being changed\n")); netif_do_ip_addr_changed(old_addr, &new_addr); 8005b3a: f107 0314 add.w r3, r7, #20 8005b3e: 4619 mov r1, r3 8005b40: 6878 ldr r0, [r7, #4] 8005b42: f7ff ffbf bl 8005ac4 mib2_remove_ip4(netif); mib2_remove_route_ip4(0, netif); /* set new IP address to netif */ ip4_addr_set(ip_2_ip4(&netif->ip_addr), ipaddr); 8005b46: 68bb ldr r3, [r7, #8] 8005b48: 2b00 cmp r3, #0 8005b4a: d002 beq.n 8005b52 8005b4c: 68bb ldr r3, [r7, #8] 8005b4e: 681b ldr r3, [r3, #0] 8005b50: e000 b.n 8005b54 8005b52: 2300 movs r3, #0 8005b54: 68fa ldr r2, [r7, #12] 8005b56: 6053 str r3, [r2, #4] IP_SET_TYPE_VAL(netif->ip_addr, IPADDR_TYPE_V4); mib2_add_ip4(netif); mib2_add_route_ip4(0, netif); netif_issue_reports(netif, NETIF_REPORT_TYPE_IPV4); 8005b58: 2101 movs r1, #1 8005b5a: 68f8 ldr r0, [r7, #12] 8005b5c: f000 f8d2 bl 8005d04 NETIF_STATUS_CALLBACK(netif); return 1; /* address changed */ 8005b60: 2301 movs r3, #1 8005b62: e000 b.n 8005b66 } return 0; /* address unchanged */ 8005b64: 2300 movs r3, #0 } 8005b66: 4618 mov r0, r3 8005b68: 3718 adds r7, #24 8005b6a: 46bd mov sp, r7 8005b6c: bd80 pop {r7, pc} 8005b6e: bf00 nop 8005b70: 08015f7c .word 0x08015f7c 8005b74: 08016094 .word 0x08016094 8005b78: 08015fcc .word 0x08015fcc 08005b7c : } } static int netif_do_set_netmask(struct netif *netif, const ip4_addr_t *netmask, ip_addr_t *old_nm) { 8005b7c: b480 push {r7} 8005b7e: b085 sub sp, #20 8005b80: af00 add r7, sp, #0 8005b82: 60f8 str r0, [r7, #12] 8005b84: 60b9 str r1, [r7, #8] 8005b86: 607a str r2, [r7, #4] /* address is actually being changed? */ if (ip4_addr_cmp(netmask, netif_ip4_netmask(netif)) == 0) { 8005b88: 68bb ldr r3, [r7, #8] 8005b8a: 681a ldr r2, [r3, #0] 8005b8c: 68fb ldr r3, [r7, #12] 8005b8e: 3308 adds r3, #8 8005b90: 681b ldr r3, [r3, #0] 8005b92: 429a cmp r2, r3 8005b94: d00a beq.n 8005bac #else LWIP_UNUSED_ARG(old_nm); #endif mib2_remove_route_ip4(0, netif); /* set new netmask to netif */ ip4_addr_set(ip_2_ip4(&netif->netmask), netmask); 8005b96: 68bb ldr r3, [r7, #8] 8005b98: 2b00 cmp r3, #0 8005b9a: d002 beq.n 8005ba2 8005b9c: 68bb ldr r3, [r7, #8] 8005b9e: 681b ldr r3, [r3, #0] 8005ba0: e000 b.n 8005ba4 8005ba2: 2300 movs r3, #0 8005ba4: 68fa ldr r2, [r7, #12] 8005ba6: 6093 str r3, [r2, #8] netif->name[0], netif->name[1], ip4_addr1_16(netif_ip4_netmask(netif)), ip4_addr2_16(netif_ip4_netmask(netif)), ip4_addr3_16(netif_ip4_netmask(netif)), ip4_addr4_16(netif_ip4_netmask(netif)))); return 1; /* netmask changed */ 8005ba8: 2301 movs r3, #1 8005baa: e000 b.n 8005bae } return 0; /* netmask unchanged */ 8005bac: 2300 movs r3, #0 } 8005bae: 4618 mov r0, r3 8005bb0: 3714 adds r7, #20 8005bb2: 46bd mov sp, r7 8005bb4: f85d 7b04 ldr.w r7, [sp], #4 8005bb8: 4770 bx lr 08005bba : } } static int netif_do_set_gw(struct netif *netif, const ip4_addr_t *gw, ip_addr_t *old_gw) { 8005bba: b480 push {r7} 8005bbc: b085 sub sp, #20 8005bbe: af00 add r7, sp, #0 8005bc0: 60f8 str r0, [r7, #12] 8005bc2: 60b9 str r1, [r7, #8] 8005bc4: 607a str r2, [r7, #4] /* address is actually being changed? */ if (ip4_addr_cmp(gw, netif_ip4_gw(netif)) == 0) { 8005bc6: 68bb ldr r3, [r7, #8] 8005bc8: 681a ldr r2, [r3, #0] 8005bca: 68fb ldr r3, [r7, #12] 8005bcc: 330c adds r3, #12 8005bce: 681b ldr r3, [r3, #0] 8005bd0: 429a cmp r2, r3 8005bd2: d00a beq.n 8005bea ip_addr_copy(*old_gw, *netif_ip_gw4(netif)); #else LWIP_UNUSED_ARG(old_gw); #endif ip4_addr_set(ip_2_ip4(&netif->gw), gw); 8005bd4: 68bb ldr r3, [r7, #8] 8005bd6: 2b00 cmp r3, #0 8005bd8: d002 beq.n 8005be0 8005bda: 68bb ldr r3, [r7, #8] 8005bdc: 681b ldr r3, [r3, #0] 8005bde: e000 b.n 8005be2 8005be0: 2300 movs r3, #0 8005be2: 68fa ldr r2, [r7, #12] 8005be4: 60d3 str r3, [r2, #12] netif->name[0], netif->name[1], ip4_addr1_16(netif_ip4_gw(netif)), ip4_addr2_16(netif_ip4_gw(netif)), ip4_addr3_16(netif_ip4_gw(netif)), ip4_addr4_16(netif_ip4_gw(netif)))); return 1; /* gateway changed */ 8005be6: 2301 movs r3, #1 8005be8: e000 b.n 8005bec } return 0; /* gateway unchanged */ 8005bea: 2300 movs r3, #0 } 8005bec: 4618 mov r0, r3 8005bee: 3714 adds r7, #20 8005bf0: 46bd mov sp, r7 8005bf2: f85d 7b04 ldr.w r7, [sp], #4 8005bf6: 4770 bx lr 08005bf8 : * @param gw the new default gateway */ void netif_set_addr(struct netif *netif, const ip4_addr_t *ipaddr, const ip4_addr_t *netmask, const ip4_addr_t *gw) { 8005bf8: b580 push {r7, lr} 8005bfa: b088 sub sp, #32 8005bfc: af00 add r7, sp, #0 8005bfe: 60f8 str r0, [r7, #12] 8005c00: 60b9 str r1, [r7, #8] 8005c02: 607a str r2, [r7, #4] 8005c04: 603b str r3, [r7, #0] ip_addr_t old_nm_val; ip_addr_t old_gw_val; ip_addr_t *old_nm = &old_nm_val; ip_addr_t *old_gw = &old_gw_val; #else ip_addr_t *old_nm = NULL; 8005c06: 2300 movs r3, #0 8005c08: 61fb str r3, [r7, #28] ip_addr_t *old_gw = NULL; 8005c0a: 2300 movs r3, #0 8005c0c: 61bb str r3, [r7, #24] int remove; LWIP_ASSERT_CORE_LOCKED(); /* Don't propagate NULL pointer (IPv4 ANY) to subsequent functions */ if (ipaddr == NULL) { 8005c0e: 68bb ldr r3, [r7, #8] 8005c10: 2b00 cmp r3, #0 8005c12: d101 bne.n 8005c18 ipaddr = IP4_ADDR_ANY4; 8005c14: 4b1c ldr r3, [pc, #112] ; (8005c88 ) 8005c16: 60bb str r3, [r7, #8] } if (netmask == NULL) { 8005c18: 687b ldr r3, [r7, #4] 8005c1a: 2b00 cmp r3, #0 8005c1c: d101 bne.n 8005c22 netmask = IP4_ADDR_ANY4; 8005c1e: 4b1a ldr r3, [pc, #104] ; (8005c88 ) 8005c20: 607b str r3, [r7, #4] } if (gw == NULL) { 8005c22: 683b ldr r3, [r7, #0] 8005c24: 2b00 cmp r3, #0 8005c26: d101 bne.n 8005c2c gw = IP4_ADDR_ANY4; 8005c28: 4b17 ldr r3, [pc, #92] ; (8005c88 ) 8005c2a: 603b str r3, [r7, #0] } remove = ip4_addr_isany(ipaddr); 8005c2c: 68bb ldr r3, [r7, #8] 8005c2e: 2b00 cmp r3, #0 8005c30: d003 beq.n 8005c3a 8005c32: 68bb ldr r3, [r7, #8] 8005c34: 681b ldr r3, [r3, #0] 8005c36: 2b00 cmp r3, #0 8005c38: d101 bne.n 8005c3e 8005c3a: 2301 movs r3, #1 8005c3c: e000 b.n 8005c40 8005c3e: 2300 movs r3, #0 8005c40: 617b str r3, [r7, #20] if (remove) { 8005c42: 697b ldr r3, [r7, #20] 8005c44: 2b00 cmp r3, #0 8005c46: d006 beq.n 8005c56 /* when removing an address, we have to remove it *before* changing netmask/gw to ensure that tcp RST segment can be sent correctly */ if (netif_do_set_ipaddr(netif, ipaddr, &old_addr)) { 8005c48: f107 0310 add.w r3, r7, #16 8005c4c: 461a mov r2, r3 8005c4e: 68b9 ldr r1, [r7, #8] 8005c50: 68f8 ldr r0, [r7, #12] 8005c52: f7ff ff49 bl 8005ae8 change_reason |= LWIP_NSC_IPV4_ADDRESS_CHANGED; cb_args.ipv4_changed.old_address = &old_addr; #endif } } if (netif_do_set_netmask(netif, netmask, old_nm)) { 8005c56: 69fa ldr r2, [r7, #28] 8005c58: 6879 ldr r1, [r7, #4] 8005c5a: 68f8 ldr r0, [r7, #12] 8005c5c: f7ff ff8e bl 8005b7c #if LWIP_NETIF_EXT_STATUS_CALLBACK change_reason |= LWIP_NSC_IPV4_NETMASK_CHANGED; cb_args.ipv4_changed.old_netmask = old_nm; #endif } if (netif_do_set_gw(netif, gw, old_gw)) { 8005c60: 69ba ldr r2, [r7, #24] 8005c62: 6839 ldr r1, [r7, #0] 8005c64: 68f8 ldr r0, [r7, #12] 8005c66: f7ff ffa8 bl 8005bba #if LWIP_NETIF_EXT_STATUS_CALLBACK change_reason |= LWIP_NSC_IPV4_GATEWAY_CHANGED; cb_args.ipv4_changed.old_gw = old_gw; #endif } if (!remove) { 8005c6a: 697b ldr r3, [r7, #20] 8005c6c: 2b00 cmp r3, #0 8005c6e: d106 bne.n 8005c7e /* set ipaddr last to ensure netmask/gw have been set when status callback is called */ if (netif_do_set_ipaddr(netif, ipaddr, &old_addr)) { 8005c70: f107 0310 add.w r3, r7, #16 8005c74: 461a mov r2, r3 8005c76: 68b9 ldr r1, [r7, #8] 8005c78: 68f8 ldr r0, [r7, #12] 8005c7a: f7ff ff35 bl 8005ae8 if (change_reason != LWIP_NSC_NONE) { change_reason |= LWIP_NSC_IPV4_SETTINGS_CHANGED; netif_invoke_ext_callback(netif, change_reason, &cb_args); } #endif } 8005c7e: bf00 nop 8005c80: 3720 adds r7, #32 8005c82: 46bd mov sp, r7 8005c84: bd80 pop {r7, pc} 8005c86: bf00 nop 8005c88: 08018acc .word 0x08018acc 08005c8c : * * @param netif the default network interface */ void netif_set_default(struct netif *netif) { 8005c8c: b480 push {r7} 8005c8e: b083 sub sp, #12 8005c90: af00 add r7, sp, #0 8005c92: 6078 str r0, [r7, #4] mib2_remove_route_ip4(1, netif); } else { /* install default route */ mib2_add_route_ip4(1, netif); } netif_default = netif; 8005c94: 4a04 ldr r2, [pc, #16] ; (8005ca8 ) 8005c96: 687b ldr r3, [r7, #4] 8005c98: 6013 str r3, [r2, #0] LWIP_DEBUGF(NETIF_DEBUG, ("netif: setting default interface %c%c\n", netif ? netif->name[0] : '\'', netif ? netif->name[1] : '\'')); } 8005c9a: bf00 nop 8005c9c: 370c adds r7, #12 8005c9e: 46bd mov sp, r7 8005ca0: f85d 7b04 ldr.w r7, [sp], #4 8005ca4: 4770 bx lr 8005ca6: bf00 nop 8005ca8: 200099cc .word 0x200099cc 08005cac : * Bring an interface up, available for processing * traffic. */ void netif_set_up(struct netif *netif) { 8005cac: b580 push {r7, lr} 8005cae: b082 sub sp, #8 8005cb0: af00 add r7, sp, #0 8005cb2: 6078 str r0, [r7, #4] LWIP_ASSERT_CORE_LOCKED(); LWIP_ERROR("netif_set_up: invalid netif", netif != NULL, return); 8005cb4: 687b ldr r3, [r7, #4] 8005cb6: 2b00 cmp r3, #0 8005cb8: d107 bne.n 8005cca 8005cba: 4b0f ldr r3, [pc, #60] ; (8005cf8 ) 8005cbc: f44f 7254 mov.w r2, #848 ; 0x350 8005cc0: 490e ldr r1, [pc, #56] ; (8005cfc ) 8005cc2: 480f ldr r0, [pc, #60] ; (8005d00 ) 8005cc4: f00b f9f0 bl 80110a8 8005cc8: e013 b.n 8005cf2 if (!(netif->flags & NETIF_FLAG_UP)) { 8005cca: 687b ldr r3, [r7, #4] 8005ccc: f893 3031 ldrb.w r3, [r3, #49] ; 0x31 8005cd0: f003 0301 and.w r3, r3, #1 8005cd4: 2b00 cmp r3, #0 8005cd6: d10c bne.n 8005cf2 netif_set_flags(netif, NETIF_FLAG_UP); 8005cd8: 687b ldr r3, [r7, #4] 8005cda: f893 3031 ldrb.w r3, [r3, #49] ; 0x31 8005cde: f043 0301 orr.w r3, r3, #1 8005ce2: b2da uxtb r2, r3 8005ce4: 687b ldr r3, [r7, #4] 8005ce6: f883 2031 strb.w r2, [r3, #49] ; 0x31 args.status_changed.state = 1; netif_invoke_ext_callback(netif, LWIP_NSC_STATUS_CHANGED, &args); } #endif netif_issue_reports(netif, NETIF_REPORT_TYPE_IPV4 | NETIF_REPORT_TYPE_IPV6); 8005cea: 2103 movs r1, #3 8005cec: 6878 ldr r0, [r7, #4] 8005cee: f000 f809 bl 8005d04 #if LWIP_IPV6 nd6_restart_netif(netif); #endif /* LWIP_IPV6 */ } } 8005cf2: 3708 adds r7, #8 8005cf4: 46bd mov sp, r7 8005cf6: bd80 pop {r7, pc} 8005cf8: 08015f7c .word 0x08015f7c 8005cfc: 08016104 .word 0x08016104 8005d00: 08015fcc .word 0x08015fcc 08005d04 : /** Send ARP/IGMP/MLD/RS events, e.g. on link-up/netif-up or addr-change */ static void netif_issue_reports(struct netif *netif, u8_t report_type) { 8005d04: b580 push {r7, lr} 8005d06: b082 sub sp, #8 8005d08: af00 add r7, sp, #0 8005d0a: 6078 str r0, [r7, #4] 8005d0c: 460b mov r3, r1 8005d0e: 70fb strb r3, [r7, #3] LWIP_ASSERT("netif_issue_reports: invalid netif", netif != NULL); 8005d10: 687b ldr r3, [r7, #4] 8005d12: 2b00 cmp r3, #0 8005d14: d106 bne.n 8005d24 8005d16: 4b18 ldr r3, [pc, #96] ; (8005d78 ) 8005d18: f240 326d movw r2, #877 ; 0x36d 8005d1c: 4917 ldr r1, [pc, #92] ; (8005d7c ) 8005d1e: 4818 ldr r0, [pc, #96] ; (8005d80 ) 8005d20: f00b f9c2 bl 80110a8 /* Only send reports when both link and admin states are up */ if (!(netif->flags & NETIF_FLAG_LINK_UP) || 8005d24: 687b ldr r3, [r7, #4] 8005d26: f893 3031 ldrb.w r3, [r3, #49] ; 0x31 8005d2a: f003 0304 and.w r3, r3, #4 8005d2e: 2b00 cmp r3, #0 8005d30: d01e beq.n 8005d70 !(netif->flags & NETIF_FLAG_UP)) { 8005d32: 687b ldr r3, [r7, #4] 8005d34: f893 3031 ldrb.w r3, [r3, #49] ; 0x31 8005d38: f003 0301 and.w r3, r3, #1 if (!(netif->flags & NETIF_FLAG_LINK_UP) || 8005d3c: 2b00 cmp r3, #0 8005d3e: d017 beq.n 8005d70 return; } #if LWIP_IPV4 if ((report_type & NETIF_REPORT_TYPE_IPV4) && 8005d40: 78fb ldrb r3, [r7, #3] 8005d42: f003 0301 and.w r3, r3, #1 8005d46: 2b00 cmp r3, #0 8005d48: d013 beq.n 8005d72 !ip4_addr_isany_val(*netif_ip4_addr(netif))) { 8005d4a: 687b ldr r3, [r7, #4] 8005d4c: 3304 adds r3, #4 8005d4e: 681b ldr r3, [r3, #0] if ((report_type & NETIF_REPORT_TYPE_IPV4) && 8005d50: 2b00 cmp r3, #0 8005d52: d00e beq.n 8005d72 #if LWIP_ARP /* For Ethernet network interfaces, we would like to send a "gratuitous ARP" */ if (netif->flags & (NETIF_FLAG_ETHARP)) { 8005d54: 687b ldr r3, [r7, #4] 8005d56: f893 3031 ldrb.w r3, [r3, #49] ; 0x31 8005d5a: f003 0308 and.w r3, r3, #8 8005d5e: 2b00 cmp r3, #0 8005d60: d007 beq.n 8005d72 etharp_gratuitous(netif); 8005d62: 687b ldr r3, [r7, #4] 8005d64: 3304 adds r3, #4 8005d66: 4619 mov r1, r3 8005d68: 6878 ldr r0, [r7, #4] 8005d6a: f009 fc51 bl 800f610 8005d6e: e000 b.n 8005d72 return; 8005d70: bf00 nop /* send mld memberships */ mld6_report_groups(netif); #endif /* LWIP_IPV6_MLD */ } #endif /* LWIP_IPV6 */ } 8005d72: 3708 adds r7, #8 8005d74: 46bd mov sp, r7 8005d76: bd80 pop {r7, pc} 8005d78: 08015f7c .word 0x08015f7c 8005d7c: 08016120 .word 0x08016120 8005d80: 08015fcc .word 0x08015fcc 08005d84 : * @ingroup netif * Bring an interface down, disabling any traffic processing. */ void netif_set_down(struct netif *netif) { 8005d84: b580 push {r7, lr} 8005d86: b082 sub sp, #8 8005d88: af00 add r7, sp, #0 8005d8a: 6078 str r0, [r7, #4] LWIP_ASSERT_CORE_LOCKED(); LWIP_ERROR("netif_set_down: invalid netif", netif != NULL, return); 8005d8c: 687b ldr r3, [r7, #4] 8005d8e: 2b00 cmp r3, #0 8005d90: d107 bne.n 8005da2 8005d92: 4b12 ldr r3, [pc, #72] ; (8005ddc ) 8005d94: f240 329b movw r2, #923 ; 0x39b 8005d98: 4911 ldr r1, [pc, #68] ; (8005de0 ) 8005d9a: 4812 ldr r0, [pc, #72] ; (8005de4 ) 8005d9c: f00b f984 bl 80110a8 8005da0: e019 b.n 8005dd6 if (netif->flags & NETIF_FLAG_UP) { 8005da2: 687b ldr r3, [r7, #4] 8005da4: f893 3031 ldrb.w r3, [r3, #49] ; 0x31 8005da8: f003 0301 and.w r3, r3, #1 8005dac: 2b00 cmp r3, #0 8005dae: d012 beq.n 8005dd6 args.status_changed.state = 0; netif_invoke_ext_callback(netif, LWIP_NSC_STATUS_CHANGED, &args); } #endif netif_clear_flags(netif, NETIF_FLAG_UP); 8005db0: 687b ldr r3, [r7, #4] 8005db2: f893 3031 ldrb.w r3, [r3, #49] ; 0x31 8005db6: f023 0301 bic.w r3, r3, #1 8005dba: b2da uxtb r2, r3 8005dbc: 687b ldr r3, [r7, #4] 8005dbe: f883 2031 strb.w r2, [r3, #49] ; 0x31 MIB2_COPY_SYSUPTIME_TO(&netif->ts); #if LWIP_IPV4 && LWIP_ARP if (netif->flags & NETIF_FLAG_ETHARP) { 8005dc2: 687b ldr r3, [r7, #4] 8005dc4: f893 3031 ldrb.w r3, [r3, #49] ; 0x31 8005dc8: f003 0308 and.w r3, r3, #8 8005dcc: 2b00 cmp r3, #0 8005dce: d002 beq.n 8005dd6 etharp_cleanup_netif(netif); 8005dd0: 6878 ldr r0, [r7, #4] 8005dd2: f008 ffd7 bl 800ed84 nd6_cleanup_netif(netif); #endif /* LWIP_IPV6 */ NETIF_STATUS_CALLBACK(netif); } } 8005dd6: 3708 adds r7, #8 8005dd8: 46bd mov sp, r7 8005dda: bd80 pop {r7, pc} 8005ddc: 08015f7c .word 0x08015f7c 8005de0: 08016144 .word 0x08016144 8005de4: 08015fcc .word 0x08015fcc 08005de8 : * @ingroup netif * Called by a driver when its link goes up */ void netif_set_link_up(struct netif *netif) { 8005de8: b580 push {r7, lr} 8005dea: b082 sub sp, #8 8005dec: af00 add r7, sp, #0 8005dee: 6078 str r0, [r7, #4] LWIP_ASSERT_CORE_LOCKED(); LWIP_ERROR("netif_set_link_up: invalid netif", netif != NULL, return); 8005df0: 687b ldr r3, [r7, #4] 8005df2: 2b00 cmp r3, #0 8005df4: d107 bne.n 8005e06 8005df6: 4b15 ldr r3, [pc, #84] ; (8005e4c ) 8005df8: f44f 7278 mov.w r2, #992 ; 0x3e0 8005dfc: 4914 ldr r1, [pc, #80] ; (8005e50 ) 8005dfe: 4815 ldr r0, [pc, #84] ; (8005e54 ) 8005e00: f00b f952 bl 80110a8 8005e04: e01e b.n 8005e44 if (!(netif->flags & NETIF_FLAG_LINK_UP)) { 8005e06: 687b ldr r3, [r7, #4] 8005e08: f893 3031 ldrb.w r3, [r3, #49] ; 0x31 8005e0c: f003 0304 and.w r3, r3, #4 8005e10: 2b00 cmp r3, #0 8005e12: d117 bne.n 8005e44 netif_set_flags(netif, NETIF_FLAG_LINK_UP); 8005e14: 687b ldr r3, [r7, #4] 8005e16: f893 3031 ldrb.w r3, [r3, #49] ; 0x31 8005e1a: f043 0304 orr.w r3, r3, #4 8005e1e: b2da uxtb r2, r3 8005e20: 687b ldr r3, [r7, #4] 8005e22: f883 2031 strb.w r2, [r3, #49] ; 0x31 #if LWIP_DHCP dhcp_network_changed(netif); 8005e26: 6878 ldr r0, [r7, #4] 8005e28: f007 fa1c bl 800d264 #if LWIP_AUTOIP autoip_network_changed(netif); #endif /* LWIP_AUTOIP */ netif_issue_reports(netif, NETIF_REPORT_TYPE_IPV4 | NETIF_REPORT_TYPE_IPV6); 8005e2c: 2103 movs r1, #3 8005e2e: 6878 ldr r0, [r7, #4] 8005e30: f7ff ff68 bl 8005d04 #if LWIP_IPV6 nd6_restart_netif(netif); #endif /* LWIP_IPV6 */ NETIF_LINK_CALLBACK(netif); 8005e34: 687b ldr r3, [r7, #4] 8005e36: 69db ldr r3, [r3, #28] 8005e38: 2b00 cmp r3, #0 8005e3a: d003 beq.n 8005e44 8005e3c: 687b ldr r3, [r7, #4] 8005e3e: 69db ldr r3, [r3, #28] 8005e40: 6878 ldr r0, [r7, #4] 8005e42: 4798 blx r3 args.link_changed.state = 1; netif_invoke_ext_callback(netif, LWIP_NSC_LINK_CHANGED, &args); } #endif } } 8005e44: 3708 adds r7, #8 8005e46: 46bd mov sp, r7 8005e48: bd80 pop {r7, pc} 8005e4a: bf00 nop 8005e4c: 08015f7c .word 0x08015f7c 8005e50: 08016164 .word 0x08016164 8005e54: 08015fcc .word 0x08015fcc 08005e58 : * @ingroup netif * Called by a driver when its link goes down */ void netif_set_link_down(struct netif *netif) { 8005e58: b580 push {r7, lr} 8005e5a: b082 sub sp, #8 8005e5c: af00 add r7, sp, #0 8005e5e: 6078 str r0, [r7, #4] LWIP_ASSERT_CORE_LOCKED(); LWIP_ERROR("netif_set_link_down: invalid netif", netif != NULL, return); 8005e60: 687b ldr r3, [r7, #4] 8005e62: 2b00 cmp r3, #0 8005e64: d107 bne.n 8005e76 8005e66: 4b11 ldr r3, [pc, #68] ; (8005eac ) 8005e68: f240 4206 movw r2, #1030 ; 0x406 8005e6c: 4910 ldr r1, [pc, #64] ; (8005eb0 ) 8005e6e: 4811 ldr r0, [pc, #68] ; (8005eb4 ) 8005e70: f00b f91a bl 80110a8 8005e74: e017 b.n 8005ea6 if (netif->flags & NETIF_FLAG_LINK_UP) { 8005e76: 687b ldr r3, [r7, #4] 8005e78: f893 3031 ldrb.w r3, [r3, #49] ; 0x31 8005e7c: f003 0304 and.w r3, r3, #4 8005e80: 2b00 cmp r3, #0 8005e82: d010 beq.n 8005ea6 netif_clear_flags(netif, NETIF_FLAG_LINK_UP); 8005e84: 687b ldr r3, [r7, #4] 8005e86: f893 3031 ldrb.w r3, [r3, #49] ; 0x31 8005e8a: f023 0304 bic.w r3, r3, #4 8005e8e: b2da uxtb r2, r3 8005e90: 687b ldr r3, [r7, #4] 8005e92: f883 2031 strb.w r2, [r3, #49] ; 0x31 NETIF_LINK_CALLBACK(netif); 8005e96: 687b ldr r3, [r7, #4] 8005e98: 69db ldr r3, [r3, #28] 8005e9a: 2b00 cmp r3, #0 8005e9c: d003 beq.n 8005ea6 8005e9e: 687b ldr r3, [r7, #4] 8005ea0: 69db ldr r3, [r3, #28] 8005ea2: 6878 ldr r0, [r7, #4] 8005ea4: 4798 blx r3 args.link_changed.state = 0; netif_invoke_ext_callback(netif, LWIP_NSC_LINK_CHANGED, &args); } #endif } } 8005ea6: 3708 adds r7, #8 8005ea8: 46bd mov sp, r7 8005eaa: bd80 pop {r7, pc} 8005eac: 08015f7c .word 0x08015f7c 8005eb0: 08016188 .word 0x08016188 8005eb4: 08015fcc .word 0x08015fcc 08005eb8 : * @ingroup netif * Set callback to be called when link is brought up/down */ void netif_set_link_callback(struct netif *netif, netif_status_callback_fn link_callback) { 8005eb8: b480 push {r7} 8005eba: b083 sub sp, #12 8005ebc: af00 add r7, sp, #0 8005ebe: 6078 str r0, [r7, #4] 8005ec0: 6039 str r1, [r7, #0] LWIP_ASSERT_CORE_LOCKED(); if (netif) { 8005ec2: 687b ldr r3, [r7, #4] 8005ec4: 2b00 cmp r3, #0 8005ec6: d002 beq.n 8005ece netif->link_callback = link_callback; 8005ec8: 687b ldr r3, [r7, #4] 8005eca: 683a ldr r2, [r7, #0] 8005ecc: 61da str r2, [r3, #28] } } 8005ece: bf00 nop 8005ed0: 370c adds r7, #12 8005ed2: 46bd mov sp, r7 8005ed4: f85d 7b04 ldr.w r7, [sp], #4 8005ed8: 4770 bx lr 08005eda : #if LWIP_IPV4 /** Dummy IPv4 output function for netifs not supporting IPv4 */ static err_t netif_null_output_ip4(struct netif *netif, struct pbuf *p, const ip4_addr_t *ipaddr) { 8005eda: b480 push {r7} 8005edc: b085 sub sp, #20 8005ede: af00 add r7, sp, #0 8005ee0: 60f8 str r0, [r7, #12] 8005ee2: 60b9 str r1, [r7, #8] 8005ee4: 607a str r2, [r7, #4] LWIP_UNUSED_ARG(netif); LWIP_UNUSED_ARG(p); LWIP_UNUSED_ARG(ipaddr); return ERR_IF; 8005ee6: f06f 030b mvn.w r3, #11 } 8005eea: 4618 mov r0, r3 8005eec: 3714 adds r7, #20 8005eee: 46bd mov sp, r7 8005ef0: f85d 7b04 ldr.w r7, [sp], #4 8005ef4: 4770 bx lr ... 08005ef8 : * * @param idx index of netif to find */ struct netif * netif_get_by_index(u8_t idx) { 8005ef8: b480 push {r7} 8005efa: b085 sub sp, #20 8005efc: af00 add r7, sp, #0 8005efe: 4603 mov r3, r0 8005f00: 71fb strb r3, [r7, #7] struct netif *netif; LWIP_ASSERT_CORE_LOCKED(); if (idx != NETIF_NO_INDEX) { 8005f02: 79fb ldrb r3, [r7, #7] 8005f04: 2b00 cmp r3, #0 8005f06: d013 beq.n 8005f30 NETIF_FOREACH(netif) { 8005f08: 4b0d ldr r3, [pc, #52] ; (8005f40 ) 8005f0a: 681b ldr r3, [r3, #0] 8005f0c: 60fb str r3, [r7, #12] 8005f0e: e00c b.n 8005f2a if (idx == netif_get_index(netif)) { 8005f10: 68fb ldr r3, [r7, #12] 8005f12: f893 3034 ldrb.w r3, [r3, #52] ; 0x34 8005f16: 3301 adds r3, #1 8005f18: b2db uxtb r3, r3 8005f1a: 79fa ldrb r2, [r7, #7] 8005f1c: 429a cmp r2, r3 8005f1e: d101 bne.n 8005f24 return netif; /* found! */ 8005f20: 68fb ldr r3, [r7, #12] 8005f22: e006 b.n 8005f32 NETIF_FOREACH(netif) { 8005f24: 68fb ldr r3, [r7, #12] 8005f26: 681b ldr r3, [r3, #0] 8005f28: 60fb str r3, [r7, #12] 8005f2a: 68fb ldr r3, [r7, #12] 8005f2c: 2b00 cmp r3, #0 8005f2e: d1ef bne.n 8005f10 } } } return NULL; 8005f30: 2300 movs r3, #0 } 8005f32: 4618 mov r0, r3 8005f34: 3714 adds r7, #20 8005f36: 46bd mov sp, r7 8005f38: f85d 7b04 ldr.w r7, [sp], #4 8005f3c: 4770 bx lr 8005f3e: bf00 nop 8005f40: 200099c8 .word 0x200099c8 08005f44 : #if !NO_SYS static #endif /* !NO_SYS */ void pbuf_free_ooseq(void) { 8005f44: b580 push {r7, lr} 8005f46: b082 sub sp, #8 8005f48: af00 add r7, sp, #0 struct tcp_pcb *pcb; SYS_ARCH_SET(pbuf_free_ooseq_pending, 0); 8005f4a: 4b0c ldr r3, [pc, #48] ; (8005f7c ) 8005f4c: 2200 movs r2, #0 8005f4e: 701a strb r2, [r3, #0] for (pcb = tcp_active_pcbs; NULL != pcb; pcb = pcb->next) { 8005f50: 4b0b ldr r3, [pc, #44] ; (8005f80 ) 8005f52: 681b ldr r3, [r3, #0] 8005f54: 607b str r3, [r7, #4] 8005f56: e00a b.n 8005f6e if (pcb->ooseq != NULL) { 8005f58: 687b ldr r3, [r7, #4] 8005f5a: 6f5b ldr r3, [r3, #116] ; 0x74 8005f5c: 2b00 cmp r3, #0 8005f5e: d003 beq.n 8005f68 /** Free the ooseq pbufs of one PCB only */ LWIP_DEBUGF(PBUF_DEBUG | LWIP_DBG_TRACE, ("pbuf_free_ooseq: freeing out-of-sequence pbufs\n")); tcp_free_ooseq(pcb); 8005f60: 6878 ldr r0, [r7, #4] 8005f62: f002 f94d bl 8008200 return; 8005f66: e005 b.n 8005f74 for (pcb = tcp_active_pcbs; NULL != pcb; pcb = pcb->next) { 8005f68: 687b ldr r3, [r7, #4] 8005f6a: 68db ldr r3, [r3, #12] 8005f6c: 607b str r3, [r7, #4] 8005f6e: 687b ldr r3, [r7, #4] 8005f70: 2b00 cmp r3, #0 8005f72: d1f1 bne.n 8005f58 } } } 8005f74: 3708 adds r7, #8 8005f76: 46bd mov sp, r7 8005f78: bd80 pop {r7, pc} 8005f7a: bf00 nop 8005f7c: 200099d1 .word 0x200099d1 8005f80: 200099e0 .word 0x200099e0 08005f84 : #endif /* !NO_SYS */ /** Queue a call to pbuf_free_ooseq if not already queued. */ static void pbuf_pool_is_empty(void) { 8005f84: b480 push {r7} 8005f86: af00 add r7, sp, #0 #ifndef PBUF_POOL_FREE_OOSEQ_QUEUE_CALL SYS_ARCH_SET(pbuf_free_ooseq_pending, 1); 8005f88: 4b03 ldr r3, [pc, #12] ; (8005f98 ) 8005f8a: 2201 movs r2, #1 8005f8c: 701a strb r2, [r3, #0] if (!queued) { /* queue a call to pbuf_free_ooseq if not already queued */ PBUF_POOL_FREE_OOSEQ_QUEUE_CALL(); } #endif /* PBUF_POOL_FREE_OOSEQ_QUEUE_CALL */ } 8005f8e: bf00 nop 8005f90: 46bd mov sp, r7 8005f92: f85d 7b04 ldr.w r7, [sp], #4 8005f96: 4770 bx lr 8005f98: 200099d1 .word 0x200099d1 08005f9c : #endif /* !LWIP_TCP || !TCP_QUEUE_OOSEQ || !PBUF_POOL_FREE_OOSEQ */ /* Initialize members of struct pbuf after allocation */ static void pbuf_init_alloced_pbuf(struct pbuf *p, void *payload, u16_t tot_len, u16_t len, pbuf_type type, u8_t flags) { 8005f9c: b480 push {r7} 8005f9e: b085 sub sp, #20 8005fa0: af00 add r7, sp, #0 8005fa2: 60f8 str r0, [r7, #12] 8005fa4: 60b9 str r1, [r7, #8] 8005fa6: 4611 mov r1, r2 8005fa8: 461a mov r2, r3 8005faa: 460b mov r3, r1 8005fac: 80fb strh r3, [r7, #6] 8005fae: 4613 mov r3, r2 8005fb0: 80bb strh r3, [r7, #4] p->next = NULL; 8005fb2: 68fb ldr r3, [r7, #12] 8005fb4: 2200 movs r2, #0 8005fb6: 601a str r2, [r3, #0] p->payload = payload; 8005fb8: 68fb ldr r3, [r7, #12] 8005fba: 68ba ldr r2, [r7, #8] 8005fbc: 605a str r2, [r3, #4] p->tot_len = tot_len; 8005fbe: 68fb ldr r3, [r7, #12] 8005fc0: 88fa ldrh r2, [r7, #6] 8005fc2: 811a strh r2, [r3, #8] p->len = len; 8005fc4: 68fb ldr r3, [r7, #12] 8005fc6: 88ba ldrh r2, [r7, #4] 8005fc8: 815a strh r2, [r3, #10] p->type_internal = (u8_t)type; 8005fca: 8b3b ldrh r3, [r7, #24] 8005fcc: b2da uxtb r2, r3 8005fce: 68fb ldr r3, [r7, #12] 8005fd0: 731a strb r2, [r3, #12] p->flags = flags; 8005fd2: 68fb ldr r3, [r7, #12] 8005fd4: 7f3a ldrb r2, [r7, #28] 8005fd6: 735a strb r2, [r3, #13] p->ref = 1; 8005fd8: 68fb ldr r3, [r7, #12] 8005fda: 2201 movs r2, #1 8005fdc: 739a strb r2, [r3, #14] p->if_idx = NETIF_NO_INDEX; 8005fde: 68fb ldr r3, [r7, #12] 8005fe0: 2200 movs r2, #0 8005fe2: 73da strb r2, [r3, #15] } 8005fe4: bf00 nop 8005fe6: 3714 adds r7, #20 8005fe8: 46bd mov sp, r7 8005fea: f85d 7b04 ldr.w r7, [sp], #4 8005fee: 4770 bx lr 08005ff0 : * @return the allocated pbuf. If multiple pbufs where allocated, this * is the first pbuf of a pbuf chain. */ struct pbuf * pbuf_alloc(pbuf_layer layer, u16_t length, pbuf_type type) { 8005ff0: b580 push {r7, lr} 8005ff2: b08c sub sp, #48 ; 0x30 8005ff4: af02 add r7, sp, #8 8005ff6: 4603 mov r3, r0 8005ff8: 71fb strb r3, [r7, #7] 8005ffa: 460b mov r3, r1 8005ffc: 80bb strh r3, [r7, #4] 8005ffe: 4613 mov r3, r2 8006000: 807b strh r3, [r7, #2] struct pbuf *p; u16_t offset = (u16_t)layer; 8006002: 79fb ldrb r3, [r7, #7] 8006004: 847b strh r3, [r7, #34] ; 0x22 LWIP_DEBUGF(PBUF_DEBUG | LWIP_DBG_TRACE, ("pbuf_alloc(length=%"U16_F")\n", length)); switch (type) { 8006006: 887b ldrh r3, [r7, #2] 8006008: f5b3 7f20 cmp.w r3, #640 ; 0x280 800600c: d07f beq.n 800610e 800600e: f5b3 7f20 cmp.w r3, #640 ; 0x280 8006012: f300 80c8 bgt.w 80061a6 8006016: f5b3 7fc1 cmp.w r3, #386 ; 0x182 800601a: d010 beq.n 800603e 800601c: f5b3 7fc1 cmp.w r3, #386 ; 0x182 8006020: f300 80c1 bgt.w 80061a6 8006024: 2b01 cmp r3, #1 8006026: d002 beq.n 800602e 8006028: 2b41 cmp r3, #65 ; 0x41 800602a: f040 80bc bne.w 80061a6 case PBUF_REF: /* fall through */ case PBUF_ROM: p = pbuf_alloc_reference(NULL, length, type); 800602e: 887a ldrh r2, [r7, #2] 8006030: 88bb ldrh r3, [r7, #4] 8006032: 4619 mov r1, r3 8006034: 2000 movs r0, #0 8006036: f000 f8d1 bl 80061dc 800603a: 6278 str r0, [r7, #36] ; 0x24 break; 800603c: e0bd b.n 80061ba case PBUF_POOL: { struct pbuf *q, *last; u16_t rem_len; /* remaining length */ p = NULL; 800603e: 2300 movs r3, #0 8006040: 627b str r3, [r7, #36] ; 0x24 last = NULL; 8006042: 2300 movs r3, #0 8006044: 61fb str r3, [r7, #28] rem_len = length; 8006046: 88bb ldrh r3, [r7, #4] 8006048: 837b strh r3, [r7, #26] do { u16_t qlen; q = (struct pbuf *)memp_malloc(MEMP_PBUF_POOL); 800604a: 2008 movs r0, #8 800604c: f7ff fbc2 bl 80057d4 8006050: 6138 str r0, [r7, #16] if (q == NULL) { 8006052: 693b ldr r3, [r7, #16] 8006054: 2b00 cmp r3, #0 8006056: d109 bne.n 800606c PBUF_POOL_IS_EMPTY(); 8006058: f7ff ff94 bl 8005f84 /* free chain so far allocated */ if (p) { 800605c: 6a7b ldr r3, [r7, #36] ; 0x24 800605e: 2b00 cmp r3, #0 8006060: d002 beq.n 8006068 pbuf_free(p); 8006062: 6a78 ldr r0, [r7, #36] ; 0x24 8006064: f000 faa8 bl 80065b8 } /* bail out unsuccessfully */ return NULL; 8006068: 2300 movs r3, #0 800606a: e0a7 b.n 80061bc } qlen = LWIP_MIN(rem_len, (u16_t)(PBUF_POOL_BUFSIZE_ALIGNED - LWIP_MEM_ALIGN_SIZE(offset))); 800606c: 8c7b ldrh r3, [r7, #34] ; 0x22 800606e: 3303 adds r3, #3 8006070: b29b uxth r3, r3 8006072: f023 0303 bic.w r3, r3, #3 8006076: b29b uxth r3, r3 8006078: f5c3 7314 rsb r3, r3, #592 ; 0x250 800607c: b29b uxth r3, r3 800607e: 8b7a ldrh r2, [r7, #26] 8006080: 4293 cmp r3, r2 8006082: bf28 it cs 8006084: 4613 movcs r3, r2 8006086: 81fb strh r3, [r7, #14] pbuf_init_alloced_pbuf(q, LWIP_MEM_ALIGN((void *)((u8_t *)q + SIZEOF_STRUCT_PBUF + offset)), 8006088: 8c7b ldrh r3, [r7, #34] ; 0x22 800608a: 3310 adds r3, #16 800608c: 693a ldr r2, [r7, #16] 800608e: 4413 add r3, r2 8006090: 3303 adds r3, #3 8006092: f023 0303 bic.w r3, r3, #3 8006096: 4618 mov r0, r3 8006098: 89f9 ldrh r1, [r7, #14] 800609a: 8b7a ldrh r2, [r7, #26] 800609c: 2300 movs r3, #0 800609e: 9301 str r3, [sp, #4] 80060a0: 887b ldrh r3, [r7, #2] 80060a2: 9300 str r3, [sp, #0] 80060a4: 460b mov r3, r1 80060a6: 4601 mov r1, r0 80060a8: 6938 ldr r0, [r7, #16] 80060aa: f7ff ff77 bl 8005f9c rem_len, qlen, type, 0); LWIP_ASSERT("pbuf_alloc: pbuf q->payload properly aligned", 80060ae: 693b ldr r3, [r7, #16] 80060b0: 685b ldr r3, [r3, #4] 80060b2: f003 0303 and.w r3, r3, #3 80060b6: 2b00 cmp r3, #0 80060b8: d006 beq.n 80060c8 80060ba: 4b42 ldr r3, [pc, #264] ; (80061c4 ) 80060bc: f44f 7280 mov.w r2, #256 ; 0x100 80060c0: 4941 ldr r1, [pc, #260] ; (80061c8 ) 80060c2: 4842 ldr r0, [pc, #264] ; (80061cc ) 80060c4: f00a fff0 bl 80110a8 ((mem_ptr_t)q->payload % MEM_ALIGNMENT) == 0); LWIP_ASSERT("PBUF_POOL_BUFSIZE must be bigger than MEM_ALIGNMENT", 80060c8: 8c7b ldrh r3, [r7, #34] ; 0x22 80060ca: 3303 adds r3, #3 80060cc: f023 0303 bic.w r3, r3, #3 80060d0: f5b3 7f14 cmp.w r3, #592 ; 0x250 80060d4: d106 bne.n 80060e4 80060d6: 4b3b ldr r3, [pc, #236] ; (80061c4 ) 80060d8: f44f 7281 mov.w r2, #258 ; 0x102 80060dc: 493c ldr r1, [pc, #240] ; (80061d0 ) 80060de: 483b ldr r0, [pc, #236] ; (80061cc ) 80060e0: f00a ffe2 bl 80110a8 (PBUF_POOL_BUFSIZE_ALIGNED - LWIP_MEM_ALIGN_SIZE(offset)) > 0 ); if (p == NULL) { 80060e4: 6a7b ldr r3, [r7, #36] ; 0x24 80060e6: 2b00 cmp r3, #0 80060e8: d102 bne.n 80060f0 /* allocated head of pbuf chain (into p) */ p = q; 80060ea: 693b ldr r3, [r7, #16] 80060ec: 627b str r3, [r7, #36] ; 0x24 80060ee: e002 b.n 80060f6 } else { /* make previous pbuf point to this pbuf */ last->next = q; 80060f0: 69fb ldr r3, [r7, #28] 80060f2: 693a ldr r2, [r7, #16] 80060f4: 601a str r2, [r3, #0] } last = q; 80060f6: 693b ldr r3, [r7, #16] 80060f8: 61fb str r3, [r7, #28] rem_len = (u16_t)(rem_len - qlen); 80060fa: 8b7a ldrh r2, [r7, #26] 80060fc: 89fb ldrh r3, [r7, #14] 80060fe: 1ad3 subs r3, r2, r3 8006100: 837b strh r3, [r7, #26] offset = 0; 8006102: 2300 movs r3, #0 8006104: 847b strh r3, [r7, #34] ; 0x22 } while (rem_len > 0); 8006106: 8b7b ldrh r3, [r7, #26] 8006108: 2b00 cmp r3, #0 800610a: d19e bne.n 800604a break; 800610c: e055 b.n 80061ba } case PBUF_RAM: { u16_t payload_len = (u16_t)(LWIP_MEM_ALIGN_SIZE(offset) + LWIP_MEM_ALIGN_SIZE(length)); 800610e: 8c7b ldrh r3, [r7, #34] ; 0x22 8006110: 3303 adds r3, #3 8006112: b29b uxth r3, r3 8006114: f023 0303 bic.w r3, r3, #3 8006118: b29a uxth r2, r3 800611a: 88bb ldrh r3, [r7, #4] 800611c: 3303 adds r3, #3 800611e: b29b uxth r3, r3 8006120: f023 0303 bic.w r3, r3, #3 8006124: b29b uxth r3, r3 8006126: 4413 add r3, r2 8006128: 833b strh r3, [r7, #24] mem_size_t alloc_len = (mem_size_t)(LWIP_MEM_ALIGN_SIZE(SIZEOF_STRUCT_PBUF) + payload_len); 800612a: 8b3b ldrh r3, [r7, #24] 800612c: 3310 adds r3, #16 800612e: 82fb strh r3, [r7, #22] /* bug #50040: Check for integer overflow when calculating alloc_len */ if ((payload_len < LWIP_MEM_ALIGN_SIZE(length)) || 8006130: 8b3a ldrh r2, [r7, #24] 8006132: 88bb ldrh r3, [r7, #4] 8006134: 3303 adds r3, #3 8006136: f023 0303 bic.w r3, r3, #3 800613a: 429a cmp r2, r3 800613c: d306 bcc.n 800614c (alloc_len < LWIP_MEM_ALIGN_SIZE(length))) { 800613e: 8afa ldrh r2, [r7, #22] 8006140: 88bb ldrh r3, [r7, #4] 8006142: 3303 adds r3, #3 8006144: f023 0303 bic.w r3, r3, #3 if ((payload_len < LWIP_MEM_ALIGN_SIZE(length)) || 8006148: 429a cmp r2, r3 800614a: d201 bcs.n 8006150 return NULL; 800614c: 2300 movs r3, #0 800614e: e035 b.n 80061bc } /* If pbuf is to be allocated in RAM, allocate memory for it. */ p = (struct pbuf *)mem_malloc(alloc_len); 8006150: 8afb ldrh r3, [r7, #22] 8006152: 4618 mov r0, r3 8006154: f7ff f9ae bl 80054b4 8006158: 6278 str r0, [r7, #36] ; 0x24 if (p == NULL) { 800615a: 6a7b ldr r3, [r7, #36] ; 0x24 800615c: 2b00 cmp r3, #0 800615e: d101 bne.n 8006164 return NULL; 8006160: 2300 movs r3, #0 8006162: e02b b.n 80061bc } pbuf_init_alloced_pbuf(p, LWIP_MEM_ALIGN((void *)((u8_t *)p + SIZEOF_STRUCT_PBUF + offset)), 8006164: 8c7b ldrh r3, [r7, #34] ; 0x22 8006166: 3310 adds r3, #16 8006168: 6a7a ldr r2, [r7, #36] ; 0x24 800616a: 4413 add r3, r2 800616c: 3303 adds r3, #3 800616e: f023 0303 bic.w r3, r3, #3 8006172: 4618 mov r0, r3 8006174: 88b9 ldrh r1, [r7, #4] 8006176: 88ba ldrh r2, [r7, #4] 8006178: 2300 movs r3, #0 800617a: 9301 str r3, [sp, #4] 800617c: 887b ldrh r3, [r7, #2] 800617e: 9300 str r3, [sp, #0] 8006180: 460b mov r3, r1 8006182: 4601 mov r1, r0 8006184: 6a78 ldr r0, [r7, #36] ; 0x24 8006186: f7ff ff09 bl 8005f9c length, length, type, 0); LWIP_ASSERT("pbuf_alloc: pbuf->payload properly aligned", 800618a: 6a7b ldr r3, [r7, #36] ; 0x24 800618c: 685b ldr r3, [r3, #4] 800618e: f003 0303 and.w r3, r3, #3 8006192: 2b00 cmp r3, #0 8006194: d010 beq.n 80061b8 8006196: 4b0b ldr r3, [pc, #44] ; (80061c4 ) 8006198: f44f 7291 mov.w r2, #290 ; 0x122 800619c: 490d ldr r1, [pc, #52] ; (80061d4 ) 800619e: 480b ldr r0, [pc, #44] ; (80061cc ) 80061a0: f00a ff82 bl 80110a8 ((mem_ptr_t)p->payload % MEM_ALIGNMENT) == 0); break; 80061a4: e008 b.n 80061b8 } default: LWIP_ASSERT("pbuf_alloc: erroneous type", 0); 80061a6: 4b07 ldr r3, [pc, #28] ; (80061c4 ) 80061a8: f240 1227 movw r2, #295 ; 0x127 80061ac: 490a ldr r1, [pc, #40] ; (80061d8 ) 80061ae: 4807 ldr r0, [pc, #28] ; (80061cc ) 80061b0: f00a ff7a bl 80110a8 return NULL; 80061b4: 2300 movs r3, #0 80061b6: e001 b.n 80061bc break; 80061b8: bf00 nop } LWIP_DEBUGF(PBUF_DEBUG | LWIP_DBG_TRACE, ("pbuf_alloc(length=%"U16_F") == %p\n", length, (void *)p)); return p; 80061ba: 6a7b ldr r3, [r7, #36] ; 0x24 } 80061bc: 4618 mov r0, r3 80061be: 3728 adds r7, #40 ; 0x28 80061c0: 46bd mov sp, r7 80061c2: bd80 pop {r7, pc} 80061c4: 080161ac .word 0x080161ac 80061c8: 080161dc .word 0x080161dc 80061cc: 0801620c .word 0x0801620c 80061d0: 08016234 .word 0x08016234 80061d4: 08016268 .word 0x08016268 80061d8: 08016294 .word 0x08016294 080061dc : * * @return the allocated pbuf. */ struct pbuf * pbuf_alloc_reference(void *payload, u16_t length, pbuf_type type) { 80061dc: b580 push {r7, lr} 80061de: b086 sub sp, #24 80061e0: af02 add r7, sp, #8 80061e2: 6078 str r0, [r7, #4] 80061e4: 460b mov r3, r1 80061e6: 807b strh r3, [r7, #2] 80061e8: 4613 mov r3, r2 80061ea: 803b strh r3, [r7, #0] struct pbuf *p; LWIP_ASSERT("invalid pbuf_type", (type == PBUF_REF) || (type == PBUF_ROM)); 80061ec: 883b ldrh r3, [r7, #0] 80061ee: 2b41 cmp r3, #65 ; 0x41 80061f0: d009 beq.n 8006206 80061f2: 883b ldrh r3, [r7, #0] 80061f4: 2b01 cmp r3, #1 80061f6: d006 beq.n 8006206 80061f8: 4b0f ldr r3, [pc, #60] ; (8006238 ) 80061fa: f44f 72a5 mov.w r2, #330 ; 0x14a 80061fe: 490f ldr r1, [pc, #60] ; (800623c ) 8006200: 480f ldr r0, [pc, #60] ; (8006240 ) 8006202: f00a ff51 bl 80110a8 /* only allocate memory for the pbuf structure */ p = (struct pbuf *)memp_malloc(MEMP_PBUF); 8006206: 2007 movs r0, #7 8006208: f7ff fae4 bl 80057d4 800620c: 60f8 str r0, [r7, #12] if (p == NULL) { 800620e: 68fb ldr r3, [r7, #12] 8006210: 2b00 cmp r3, #0 8006212: d101 bne.n 8006218 LWIP_DEBUGF(PBUF_DEBUG | LWIP_DBG_LEVEL_SERIOUS, ("pbuf_alloc_reference: Could not allocate MEMP_PBUF for PBUF_%s.\n", (type == PBUF_ROM) ? "ROM" : "REF")); return NULL; 8006214: 2300 movs r3, #0 8006216: e00b b.n 8006230 } pbuf_init_alloced_pbuf(p, payload, length, length, type, 0); 8006218: 8879 ldrh r1, [r7, #2] 800621a: 887a ldrh r2, [r7, #2] 800621c: 2300 movs r3, #0 800621e: 9301 str r3, [sp, #4] 8006220: 883b ldrh r3, [r7, #0] 8006222: 9300 str r3, [sp, #0] 8006224: 460b mov r3, r1 8006226: 6879 ldr r1, [r7, #4] 8006228: 68f8 ldr r0, [r7, #12] 800622a: f7ff feb7 bl 8005f9c return p; 800622e: 68fb ldr r3, [r7, #12] } 8006230: 4618 mov r0, r3 8006232: 3710 adds r7, #16 8006234: 46bd mov sp, r7 8006236: bd80 pop {r7, pc} 8006238: 080161ac .word 0x080161ac 800623c: 080162b0 .word 0x080162b0 8006240: 0801620c .word 0x0801620c 08006244 : * big enough to hold 'length' plus the header size */ struct pbuf * pbuf_alloced_custom(pbuf_layer l, u16_t length, pbuf_type type, struct pbuf_custom *p, void *payload_mem, u16_t payload_mem_len) { 8006244: b580 push {r7, lr} 8006246: b088 sub sp, #32 8006248: af02 add r7, sp, #8 800624a: 607b str r3, [r7, #4] 800624c: 4603 mov r3, r0 800624e: 73fb strb r3, [r7, #15] 8006250: 460b mov r3, r1 8006252: 81bb strh r3, [r7, #12] 8006254: 4613 mov r3, r2 8006256: 817b strh r3, [r7, #10] u16_t offset = (u16_t)l; 8006258: 7bfb ldrb r3, [r7, #15] 800625a: 827b strh r3, [r7, #18] void *payload; LWIP_DEBUGF(PBUF_DEBUG | LWIP_DBG_TRACE, ("pbuf_alloced_custom(length=%"U16_F")\n", length)); if (LWIP_MEM_ALIGN_SIZE(offset) + length > payload_mem_len) { 800625c: 8a7b ldrh r3, [r7, #18] 800625e: 3303 adds r3, #3 8006260: f023 0203 bic.w r2, r3, #3 8006264: 89bb ldrh r3, [r7, #12] 8006266: 441a add r2, r3 8006268: 8cbb ldrh r3, [r7, #36] ; 0x24 800626a: 429a cmp r2, r3 800626c: d901 bls.n 8006272 LWIP_DEBUGF(PBUF_DEBUG | LWIP_DBG_LEVEL_WARNING, ("pbuf_alloced_custom(length=%"U16_F") buffer too short\n", length)); return NULL; 800626e: 2300 movs r3, #0 8006270: e018 b.n 80062a4 } if (payload_mem != NULL) { 8006272: 6a3b ldr r3, [r7, #32] 8006274: 2b00 cmp r3, #0 8006276: d007 beq.n 8006288 payload = (u8_t *)payload_mem + LWIP_MEM_ALIGN_SIZE(offset); 8006278: 8a7b ldrh r3, [r7, #18] 800627a: 3303 adds r3, #3 800627c: f023 0303 bic.w r3, r3, #3 8006280: 6a3a ldr r2, [r7, #32] 8006282: 4413 add r3, r2 8006284: 617b str r3, [r7, #20] 8006286: e001 b.n 800628c } else { payload = NULL; 8006288: 2300 movs r3, #0 800628a: 617b str r3, [r7, #20] } pbuf_init_alloced_pbuf(&p->pbuf, payload, length, length, type, PBUF_FLAG_IS_CUSTOM); 800628c: 6878 ldr r0, [r7, #4] 800628e: 89b9 ldrh r1, [r7, #12] 8006290: 89ba ldrh r2, [r7, #12] 8006292: 2302 movs r3, #2 8006294: 9301 str r3, [sp, #4] 8006296: 897b ldrh r3, [r7, #10] 8006298: 9300 str r3, [sp, #0] 800629a: 460b mov r3, r1 800629c: 6979 ldr r1, [r7, #20] 800629e: f7ff fe7d bl 8005f9c return &p->pbuf; 80062a2: 687b ldr r3, [r7, #4] } 80062a4: 4618 mov r0, r3 80062a6: 3718 adds r7, #24 80062a8: 46bd mov sp, r7 80062aa: bd80 pop {r7, pc} 080062ac : * * @note Despite its name, pbuf_realloc cannot grow the size of a pbuf (chain). */ void pbuf_realloc(struct pbuf *p, u16_t new_len) { 80062ac: b580 push {r7, lr} 80062ae: b084 sub sp, #16 80062b0: af00 add r7, sp, #0 80062b2: 6078 str r0, [r7, #4] 80062b4: 460b mov r3, r1 80062b6: 807b strh r3, [r7, #2] struct pbuf *q; u16_t rem_len; /* remaining length */ u16_t shrink; LWIP_ASSERT("pbuf_realloc: p != NULL", p != NULL); 80062b8: 687b ldr r3, [r7, #4] 80062ba: 2b00 cmp r3, #0 80062bc: d106 bne.n 80062cc 80062be: 4b3a ldr r3, [pc, #232] ; (80063a8 ) 80062c0: f44f 72cc mov.w r2, #408 ; 0x198 80062c4: 4939 ldr r1, [pc, #228] ; (80063ac ) 80062c6: 483a ldr r0, [pc, #232] ; (80063b0 ) 80062c8: f00a feee bl 80110a8 /* desired length larger than current length? */ if (new_len >= p->tot_len) { 80062cc: 687b ldr r3, [r7, #4] 80062ce: 891b ldrh r3, [r3, #8] 80062d0: 887a ldrh r2, [r7, #2] 80062d2: 429a cmp r2, r3 80062d4: d263 bcs.n 800639e return; } /* the pbuf chain grows by (new_len - p->tot_len) bytes * (which may be negative in case of shrinking) */ shrink = (u16_t)(p->tot_len - new_len); 80062d6: 687b ldr r3, [r7, #4] 80062d8: 891a ldrh r2, [r3, #8] 80062da: 887b ldrh r3, [r7, #2] 80062dc: 1ad3 subs r3, r2, r3 80062de: 813b strh r3, [r7, #8] /* first, step over any pbufs that should remain in the chain */ rem_len = new_len; 80062e0: 887b ldrh r3, [r7, #2] 80062e2: 817b strh r3, [r7, #10] q = p; 80062e4: 687b ldr r3, [r7, #4] 80062e6: 60fb str r3, [r7, #12] /* should this pbuf be kept? */ while (rem_len > q->len) { 80062e8: e018 b.n 800631c /* decrease remaining length by pbuf length */ rem_len = (u16_t)(rem_len - q->len); 80062ea: 68fb ldr r3, [r7, #12] 80062ec: 895b ldrh r3, [r3, #10] 80062ee: 897a ldrh r2, [r7, #10] 80062f0: 1ad3 subs r3, r2, r3 80062f2: 817b strh r3, [r7, #10] /* decrease total length indicator */ q->tot_len = (u16_t)(q->tot_len - shrink); 80062f4: 68fb ldr r3, [r7, #12] 80062f6: 891a ldrh r2, [r3, #8] 80062f8: 893b ldrh r3, [r7, #8] 80062fa: 1ad3 subs r3, r2, r3 80062fc: b29a uxth r2, r3 80062fe: 68fb ldr r3, [r7, #12] 8006300: 811a strh r2, [r3, #8] /* proceed to next pbuf in chain */ q = q->next; 8006302: 68fb ldr r3, [r7, #12] 8006304: 681b ldr r3, [r3, #0] 8006306: 60fb str r3, [r7, #12] LWIP_ASSERT("pbuf_realloc: q != NULL", q != NULL); 8006308: 68fb ldr r3, [r7, #12] 800630a: 2b00 cmp r3, #0 800630c: d106 bne.n 800631c 800630e: 4b26 ldr r3, [pc, #152] ; (80063a8 ) 8006310: f240 12af movw r2, #431 ; 0x1af 8006314: 4927 ldr r1, [pc, #156] ; (80063b4 ) 8006316: 4826 ldr r0, [pc, #152] ; (80063b0 ) 8006318: f00a fec6 bl 80110a8 while (rem_len > q->len) { 800631c: 68fb ldr r3, [r7, #12] 800631e: 895b ldrh r3, [r3, #10] 8006320: 897a ldrh r2, [r7, #10] 8006322: 429a cmp r2, r3 8006324: d8e1 bhi.n 80062ea /* we have now reached the new last pbuf (in q) */ /* rem_len == desired length for pbuf q */ /* shrink allocated memory for PBUF_RAM */ /* (other types merely adjust their length fields */ if (pbuf_match_allocsrc(q, PBUF_TYPE_ALLOC_SRC_MASK_STD_HEAP) && (rem_len != q->len) 8006326: 68fb ldr r3, [r7, #12] 8006328: 7b1b ldrb r3, [r3, #12] 800632a: f003 030f and.w r3, r3, #15 800632e: 2b00 cmp r3, #0 8006330: d121 bne.n 8006376 8006332: 68fb ldr r3, [r7, #12] 8006334: 895b ldrh r3, [r3, #10] 8006336: 897a ldrh r2, [r7, #10] 8006338: 429a cmp r2, r3 800633a: d01c beq.n 8006376 #if LWIP_SUPPORT_CUSTOM_PBUF && ((q->flags & PBUF_FLAG_IS_CUSTOM) == 0) 800633c: 68fb ldr r3, [r7, #12] 800633e: 7b5b ldrb r3, [r3, #13] 8006340: f003 0302 and.w r3, r3, #2 8006344: 2b00 cmp r3, #0 8006346: d116 bne.n 8006376 #endif /* LWIP_SUPPORT_CUSTOM_PBUF */ ) { /* reallocate and adjust the length of the pbuf that will be split */ q = (struct pbuf *)mem_trim(q, (mem_size_t)(((u8_t *)q->payload - (u8_t *)q) + rem_len)); 8006348: 68fb ldr r3, [r7, #12] 800634a: 685a ldr r2, [r3, #4] 800634c: 68fb ldr r3, [r7, #12] 800634e: 1ad3 subs r3, r2, r3 8006350: b29a uxth r2, r3 8006352: 897b ldrh r3, [r7, #10] 8006354: 4413 add r3, r2 8006356: b29b uxth r3, r3 8006358: 4619 mov r1, r3 800635a: 68f8 ldr r0, [r7, #12] 800635c: f7fe ffae bl 80052bc 8006360: 60f8 str r0, [r7, #12] LWIP_ASSERT("mem_trim returned q == NULL", q != NULL); 8006362: 68fb ldr r3, [r7, #12] 8006364: 2b00 cmp r3, #0 8006366: d106 bne.n 8006376 8006368: 4b0f ldr r3, [pc, #60] ; (80063a8 ) 800636a: f240 12bd movw r2, #445 ; 0x1bd 800636e: 4912 ldr r1, [pc, #72] ; (80063b8 ) 8006370: 480f ldr r0, [pc, #60] ; (80063b0 ) 8006372: f00a fe99 bl 80110a8 } /* adjust length fields for new last pbuf */ q->len = rem_len; 8006376: 68fb ldr r3, [r7, #12] 8006378: 897a ldrh r2, [r7, #10] 800637a: 815a strh r2, [r3, #10] q->tot_len = q->len; 800637c: 68fb ldr r3, [r7, #12] 800637e: 895a ldrh r2, [r3, #10] 8006380: 68fb ldr r3, [r7, #12] 8006382: 811a strh r2, [r3, #8] /* any remaining pbufs in chain? */ if (q->next != NULL) { 8006384: 68fb ldr r3, [r7, #12] 8006386: 681b ldr r3, [r3, #0] 8006388: 2b00 cmp r3, #0 800638a: d004 beq.n 8006396 /* free remaining pbufs in chain */ pbuf_free(q->next); 800638c: 68fb ldr r3, [r7, #12] 800638e: 681b ldr r3, [r3, #0] 8006390: 4618 mov r0, r3 8006392: f000 f911 bl 80065b8 } /* q is last packet in chain */ q->next = NULL; 8006396: 68fb ldr r3, [r7, #12] 8006398: 2200 movs r2, #0 800639a: 601a str r2, [r3, #0] 800639c: e000 b.n 80063a0 return; 800639e: bf00 nop } 80063a0: 3710 adds r7, #16 80063a2: 46bd mov sp, r7 80063a4: bd80 pop {r7, pc} 80063a6: bf00 nop 80063a8: 080161ac .word 0x080161ac 80063ac: 080162c4 .word 0x080162c4 80063b0: 0801620c .word 0x0801620c 80063b4: 080162dc .word 0x080162dc 80063b8: 080162f4 .word 0x080162f4 080063bc : * @return non-zero on failure, zero on success. * */ static u8_t pbuf_add_header_impl(struct pbuf *p, size_t header_size_increment, u8_t force) { 80063bc: b580 push {r7, lr} 80063be: b086 sub sp, #24 80063c0: af00 add r7, sp, #0 80063c2: 60f8 str r0, [r7, #12] 80063c4: 60b9 str r1, [r7, #8] 80063c6: 4613 mov r3, r2 80063c8: 71fb strb r3, [r7, #7] u16_t type_internal; void *payload; u16_t increment_magnitude; LWIP_ASSERT("p != NULL", p != NULL); 80063ca: 68fb ldr r3, [r7, #12] 80063cc: 2b00 cmp r3, #0 80063ce: d106 bne.n 80063de 80063d0: 4b2b ldr r3, [pc, #172] ; (8006480 ) 80063d2: f240 12df movw r2, #479 ; 0x1df 80063d6: 492b ldr r1, [pc, #172] ; (8006484 ) 80063d8: 482b ldr r0, [pc, #172] ; (8006488 ) 80063da: f00a fe65 bl 80110a8 if ((p == NULL) || (header_size_increment > 0xFFFF)) { 80063de: 68fb ldr r3, [r7, #12] 80063e0: 2b00 cmp r3, #0 80063e2: d003 beq.n 80063ec 80063e4: 68bb ldr r3, [r7, #8] 80063e6: f5b3 3f80 cmp.w r3, #65536 ; 0x10000 80063ea: d301 bcc.n 80063f0 return 1; 80063ec: 2301 movs r3, #1 80063ee: e043 b.n 8006478 } if (header_size_increment == 0) { 80063f0: 68bb ldr r3, [r7, #8] 80063f2: 2b00 cmp r3, #0 80063f4: d101 bne.n 80063fa return 0; 80063f6: 2300 movs r3, #0 80063f8: e03e b.n 8006478 } increment_magnitude = (u16_t)header_size_increment; 80063fa: 68bb ldr r3, [r7, #8] 80063fc: 827b strh r3, [r7, #18] /* Do not allow tot_len to wrap as a result. */ if ((u16_t)(increment_magnitude + p->tot_len) < increment_magnitude) { 80063fe: 68fb ldr r3, [r7, #12] 8006400: 891a ldrh r2, [r3, #8] 8006402: 8a7b ldrh r3, [r7, #18] 8006404: 4413 add r3, r2 8006406: b29b uxth r3, r3 8006408: 8a7a ldrh r2, [r7, #18] 800640a: 429a cmp r2, r3 800640c: d901 bls.n 8006412 return 1; 800640e: 2301 movs r3, #1 8006410: e032 b.n 8006478 } type_internal = p->type_internal; 8006412: 68fb ldr r3, [r7, #12] 8006414: 7b1b ldrb r3, [r3, #12] 8006416: 823b strh r3, [r7, #16] /* pbuf types containing payloads? */ if (type_internal & PBUF_TYPE_FLAG_STRUCT_DATA_CONTIGUOUS) { 8006418: 8a3b ldrh r3, [r7, #16] 800641a: f003 0380 and.w r3, r3, #128 ; 0x80 800641e: 2b00 cmp r3, #0 8006420: d00c beq.n 800643c /* set new payload pointer */ payload = (u8_t *)p->payload - header_size_increment; 8006422: 68fb ldr r3, [r7, #12] 8006424: 685a ldr r2, [r3, #4] 8006426: 68bb ldr r3, [r7, #8] 8006428: 425b negs r3, r3 800642a: 4413 add r3, r2 800642c: 617b str r3, [r7, #20] /* boundary check fails? */ if ((u8_t *)payload < (u8_t *)p + SIZEOF_STRUCT_PBUF) { 800642e: 68fb ldr r3, [r7, #12] 8006430: 3310 adds r3, #16 8006432: 697a ldr r2, [r7, #20] 8006434: 429a cmp r2, r3 8006436: d20d bcs.n 8006454 LWIP_DEBUGF( PBUF_DEBUG | LWIP_DBG_TRACE, ("pbuf_add_header: failed as %p < %p (not enough space for new header size)\n", (void *)payload, (void *)((u8_t *)p + SIZEOF_STRUCT_PBUF))); /* bail out unsuccessfully */ return 1; 8006438: 2301 movs r3, #1 800643a: e01d b.n 8006478 } /* pbuf types referring to external payloads? */ } else { /* hide a header in the payload? */ if (force) { 800643c: 79fb ldrb r3, [r7, #7] 800643e: 2b00 cmp r3, #0 8006440: d006 beq.n 8006450 payload = (u8_t *)p->payload - header_size_increment; 8006442: 68fb ldr r3, [r7, #12] 8006444: 685a ldr r2, [r3, #4] 8006446: 68bb ldr r3, [r7, #8] 8006448: 425b negs r3, r3 800644a: 4413 add r3, r2 800644c: 617b str r3, [r7, #20] 800644e: e001 b.n 8006454 } else { /* cannot expand payload to front (yet!) * bail out unsuccessfully */ return 1; 8006450: 2301 movs r3, #1 8006452: e011 b.n 8006478 } LWIP_DEBUGF(PBUF_DEBUG | LWIP_DBG_TRACE, ("pbuf_add_header: old %p new %p (%"U16_F")\n", (void *)p->payload, (void *)payload, increment_magnitude)); /* modify pbuf fields */ p->payload = payload; 8006454: 68fb ldr r3, [r7, #12] 8006456: 697a ldr r2, [r7, #20] 8006458: 605a str r2, [r3, #4] p->len = (u16_t)(p->len + increment_magnitude); 800645a: 68fb ldr r3, [r7, #12] 800645c: 895a ldrh r2, [r3, #10] 800645e: 8a7b ldrh r3, [r7, #18] 8006460: 4413 add r3, r2 8006462: b29a uxth r2, r3 8006464: 68fb ldr r3, [r7, #12] 8006466: 815a strh r2, [r3, #10] p->tot_len = (u16_t)(p->tot_len + increment_magnitude); 8006468: 68fb ldr r3, [r7, #12] 800646a: 891a ldrh r2, [r3, #8] 800646c: 8a7b ldrh r3, [r7, #18] 800646e: 4413 add r3, r2 8006470: b29a uxth r2, r3 8006472: 68fb ldr r3, [r7, #12] 8006474: 811a strh r2, [r3, #8] return 0; 8006476: 2300 movs r3, #0 } 8006478: 4618 mov r0, r3 800647a: 3718 adds r7, #24 800647c: 46bd mov sp, r7 800647e: bd80 pop {r7, pc} 8006480: 080161ac .word 0x080161ac 8006484: 08016310 .word 0x08016310 8006488: 0801620c .word 0x0801620c 0800648c : * @return non-zero on failure, zero on success. * */ u8_t pbuf_add_header(struct pbuf *p, size_t header_size_increment) { 800648c: b580 push {r7, lr} 800648e: b082 sub sp, #8 8006490: af00 add r7, sp, #0 8006492: 6078 str r0, [r7, #4] 8006494: 6039 str r1, [r7, #0] return pbuf_add_header_impl(p, header_size_increment, 0); 8006496: 2200 movs r2, #0 8006498: 6839 ldr r1, [r7, #0] 800649a: 6878 ldr r0, [r7, #4] 800649c: f7ff ff8e bl 80063bc 80064a0: 4603 mov r3, r0 } 80064a2: 4618 mov r0, r3 80064a4: 3708 adds r7, #8 80064a6: 46bd mov sp, r7 80064a8: bd80 pop {r7, pc} ... 080064ac : * @return non-zero on failure, zero on success. * */ u8_t pbuf_remove_header(struct pbuf *p, size_t header_size_decrement) { 80064ac: b580 push {r7, lr} 80064ae: b084 sub sp, #16 80064b0: af00 add r7, sp, #0 80064b2: 6078 str r0, [r7, #4] 80064b4: 6039 str r1, [r7, #0] void *payload; u16_t increment_magnitude; LWIP_ASSERT("p != NULL", p != NULL); 80064b6: 687b ldr r3, [r7, #4] 80064b8: 2b00 cmp r3, #0 80064ba: d106 bne.n 80064ca 80064bc: 4b20 ldr r3, [pc, #128] ; (8006540 ) 80064be: f240 224b movw r2, #587 ; 0x24b 80064c2: 4920 ldr r1, [pc, #128] ; (8006544 ) 80064c4: 4820 ldr r0, [pc, #128] ; (8006548 ) 80064c6: f00a fdef bl 80110a8 if ((p == NULL) || (header_size_decrement > 0xFFFF)) { 80064ca: 687b ldr r3, [r7, #4] 80064cc: 2b00 cmp r3, #0 80064ce: d003 beq.n 80064d8 80064d0: 683b ldr r3, [r7, #0] 80064d2: f5b3 3f80 cmp.w r3, #65536 ; 0x10000 80064d6: d301 bcc.n 80064dc return 1; 80064d8: 2301 movs r3, #1 80064da: e02c b.n 8006536 } if (header_size_decrement == 0) { 80064dc: 683b ldr r3, [r7, #0] 80064de: 2b00 cmp r3, #0 80064e0: d101 bne.n 80064e6 return 0; 80064e2: 2300 movs r3, #0 80064e4: e027 b.n 8006536 } increment_magnitude = (u16_t)header_size_decrement; 80064e6: 683b ldr r3, [r7, #0] 80064e8: 81fb strh r3, [r7, #14] /* Check that we aren't going to move off the end of the pbuf */ LWIP_ERROR("increment_magnitude <= p->len", (increment_magnitude <= p->len), return 1;); 80064ea: 687b ldr r3, [r7, #4] 80064ec: 895b ldrh r3, [r3, #10] 80064ee: 89fa ldrh r2, [r7, #14] 80064f0: 429a cmp r2, r3 80064f2: d908 bls.n 8006506 80064f4: 4b12 ldr r3, [pc, #72] ; (8006540 ) 80064f6: f240 2255 movw r2, #597 ; 0x255 80064fa: 4914 ldr r1, [pc, #80] ; (800654c ) 80064fc: 4812 ldr r0, [pc, #72] ; (8006548 ) 80064fe: f00a fdd3 bl 80110a8 8006502: 2301 movs r3, #1 8006504: e017 b.n 8006536 /* remember current payload pointer */ payload = p->payload; 8006506: 687b ldr r3, [r7, #4] 8006508: 685b ldr r3, [r3, #4] 800650a: 60bb str r3, [r7, #8] LWIP_UNUSED_ARG(payload); /* only used in LWIP_DEBUGF below */ /* increase payload pointer (guarded by length check above) */ p->payload = (u8_t *)p->payload + header_size_decrement; 800650c: 687b ldr r3, [r7, #4] 800650e: 685a ldr r2, [r3, #4] 8006510: 683b ldr r3, [r7, #0] 8006512: 441a add r2, r3 8006514: 687b ldr r3, [r7, #4] 8006516: 605a str r2, [r3, #4] /* modify pbuf length fields */ p->len = (u16_t)(p->len - increment_magnitude); 8006518: 687b ldr r3, [r7, #4] 800651a: 895a ldrh r2, [r3, #10] 800651c: 89fb ldrh r3, [r7, #14] 800651e: 1ad3 subs r3, r2, r3 8006520: b29a uxth r2, r3 8006522: 687b ldr r3, [r7, #4] 8006524: 815a strh r2, [r3, #10] p->tot_len = (u16_t)(p->tot_len - increment_magnitude); 8006526: 687b ldr r3, [r7, #4] 8006528: 891a ldrh r2, [r3, #8] 800652a: 89fb ldrh r3, [r7, #14] 800652c: 1ad3 subs r3, r2, r3 800652e: b29a uxth r2, r3 8006530: 687b ldr r3, [r7, #4] 8006532: 811a strh r2, [r3, #8] LWIP_DEBUGF(PBUF_DEBUG | LWIP_DBG_TRACE, ("pbuf_remove_header: old %p new %p (%"U16_F")\n", (void *)payload, (void *)p->payload, increment_magnitude)); return 0; 8006534: 2300 movs r3, #0 } 8006536: 4618 mov r0, r3 8006538: 3710 adds r7, #16 800653a: 46bd mov sp, r7 800653c: bd80 pop {r7, pc} 800653e: bf00 nop 8006540: 080161ac .word 0x080161ac 8006544: 08016310 .word 0x08016310 8006548: 0801620c .word 0x0801620c 800654c: 0801631c .word 0x0801631c 08006550 : static u8_t pbuf_header_impl(struct pbuf *p, s16_t header_size_increment, u8_t force) { 8006550: b580 push {r7, lr} 8006552: b082 sub sp, #8 8006554: af00 add r7, sp, #0 8006556: 6078 str r0, [r7, #4] 8006558: 460b mov r3, r1 800655a: 807b strh r3, [r7, #2] 800655c: 4613 mov r3, r2 800655e: 707b strb r3, [r7, #1] if (header_size_increment < 0) { 8006560: f9b7 3002 ldrsh.w r3, [r7, #2] 8006564: 2b00 cmp r3, #0 8006566: da08 bge.n 800657a return pbuf_remove_header(p, (size_t) - header_size_increment); 8006568: f9b7 3002 ldrsh.w r3, [r7, #2] 800656c: 425b negs r3, r3 800656e: 4619 mov r1, r3 8006570: 6878 ldr r0, [r7, #4] 8006572: f7ff ff9b bl 80064ac 8006576: 4603 mov r3, r0 8006578: e007 b.n 800658a } else { return pbuf_add_header_impl(p, (size_t)header_size_increment, force); 800657a: f9b7 3002 ldrsh.w r3, [r7, #2] 800657e: 787a ldrb r2, [r7, #1] 8006580: 4619 mov r1, r3 8006582: 6878 ldr r0, [r7, #4] 8006584: f7ff ff1a bl 80063bc 8006588: 4603 mov r3, r0 } } 800658a: 4618 mov r0, r3 800658c: 3708 adds r7, #8 800658e: 46bd mov sp, r7 8006590: bd80 pop {r7, pc} 08006592 : * Same as pbuf_header but does not check if 'header_size > 0' is allowed. * This is used internally only, to allow PBUF_REF for RX. */ u8_t pbuf_header_force(struct pbuf *p, s16_t header_size_increment) { 8006592: b580 push {r7, lr} 8006594: b082 sub sp, #8 8006596: af00 add r7, sp, #0 8006598: 6078 str r0, [r7, #4] 800659a: 460b mov r3, r1 800659c: 807b strh r3, [r7, #2] return pbuf_header_impl(p, header_size_increment, 1); 800659e: f9b7 3002 ldrsh.w r3, [r7, #2] 80065a2: 2201 movs r2, #1 80065a4: 4619 mov r1, r3 80065a6: 6878 ldr r0, [r7, #4] 80065a8: f7ff ffd2 bl 8006550 80065ac: 4603 mov r3, r0 } 80065ae: 4618 mov r0, r3 80065b0: 3708 adds r7, #8 80065b2: 46bd mov sp, r7 80065b4: bd80 pop {r7, pc} ... 080065b8 : * 1->1->1 becomes ....... * */ u8_t pbuf_free(struct pbuf *p) { 80065b8: b580 push {r7, lr} 80065ba: b086 sub sp, #24 80065bc: af00 add r7, sp, #0 80065be: 6078 str r0, [r7, #4] u8_t alloc_src; struct pbuf *q; u8_t count; if (p == NULL) { 80065c0: 687b ldr r3, [r7, #4] 80065c2: 2b00 cmp r3, #0 80065c4: d10b bne.n 80065de LWIP_ASSERT("p != NULL", p != NULL); 80065c6: 687b ldr r3, [r7, #4] 80065c8: 2b00 cmp r3, #0 80065ca: d106 bne.n 80065da 80065cc: 4b38 ldr r3, [pc, #224] ; (80066b0 ) 80065ce: f44f 7237 mov.w r2, #732 ; 0x2dc 80065d2: 4938 ldr r1, [pc, #224] ; (80066b4 ) 80065d4: 4838 ldr r0, [pc, #224] ; (80066b8 ) 80065d6: f00a fd67 bl 80110a8 /* if assertions are disabled, proceed with debug output */ LWIP_DEBUGF(PBUF_DEBUG | LWIP_DBG_LEVEL_SERIOUS, ("pbuf_free(p == NULL) was called.\n")); return 0; 80065da: 2300 movs r3, #0 80065dc: e063 b.n 80066a6 } LWIP_DEBUGF(PBUF_DEBUG | LWIP_DBG_TRACE, ("pbuf_free(%p)\n", (void *)p)); PERF_START; count = 0; 80065de: 2300 movs r3, #0 80065e0: 75fb strb r3, [r7, #23] /* de-allocate all consecutive pbufs from the head of the chain that * obtain a zero reference count after decrementing*/ while (p != NULL) { 80065e2: e05c b.n 800669e /* Since decrementing ref cannot be guaranteed to be a single machine operation * we must protect it. We put the new ref into a local variable to prevent * further protection. */ SYS_ARCH_PROTECT(old_level); /* all pbufs in a chain are referenced at least once */ LWIP_ASSERT("pbuf_free: p->ref > 0", p->ref > 0); 80065e4: 687b ldr r3, [r7, #4] 80065e6: 7b9b ldrb r3, [r3, #14] 80065e8: 2b00 cmp r3, #0 80065ea: d106 bne.n 80065fa 80065ec: 4b30 ldr r3, [pc, #192] ; (80066b0 ) 80065ee: f240 22f1 movw r2, #753 ; 0x2f1 80065f2: 4932 ldr r1, [pc, #200] ; (80066bc ) 80065f4: 4830 ldr r0, [pc, #192] ; (80066b8 ) 80065f6: f00a fd57 bl 80110a8 /* decrease reference count (number of pointers to pbuf) */ ref = --(p->ref); 80065fa: 687b ldr r3, [r7, #4] 80065fc: 7b9b ldrb r3, [r3, #14] 80065fe: 3b01 subs r3, #1 8006600: b2da uxtb r2, r3 8006602: 687b ldr r3, [r7, #4] 8006604: 739a strb r2, [r3, #14] 8006606: 687b ldr r3, [r7, #4] 8006608: 7b9b ldrb r3, [r3, #14] 800660a: 75bb strb r3, [r7, #22] SYS_ARCH_UNPROTECT(old_level); /* this pbuf is no longer referenced to? */ if (ref == 0) { 800660c: 7dbb ldrb r3, [r7, #22] 800660e: 2b00 cmp r3, #0 8006610: d143 bne.n 800669a /* remember next pbuf in chain for next iteration */ q = p->next; 8006612: 687b ldr r3, [r7, #4] 8006614: 681b ldr r3, [r3, #0] 8006616: 613b str r3, [r7, #16] LWIP_DEBUGF( PBUF_DEBUG | LWIP_DBG_TRACE, ("pbuf_free: deallocating %p\n", (void *)p)); alloc_src = pbuf_get_allocsrc(p); 8006618: 687b ldr r3, [r7, #4] 800661a: 7b1b ldrb r3, [r3, #12] 800661c: f003 030f and.w r3, r3, #15 8006620: 73fb strb r3, [r7, #15] #if LWIP_SUPPORT_CUSTOM_PBUF /* is this a custom pbuf? */ if ((p->flags & PBUF_FLAG_IS_CUSTOM) != 0) { 8006622: 687b ldr r3, [r7, #4] 8006624: 7b5b ldrb r3, [r3, #13] 8006626: f003 0302 and.w r3, r3, #2 800662a: 2b00 cmp r3, #0 800662c: d011 beq.n 8006652 struct pbuf_custom *pc = (struct pbuf_custom *)p; 800662e: 687b ldr r3, [r7, #4] 8006630: 60bb str r3, [r7, #8] LWIP_ASSERT("pc->custom_free_function != NULL", pc->custom_free_function != NULL); 8006632: 68bb ldr r3, [r7, #8] 8006634: 691b ldr r3, [r3, #16] 8006636: 2b00 cmp r3, #0 8006638: d106 bne.n 8006648 800663a: 4b1d ldr r3, [pc, #116] ; (80066b0 ) 800663c: f240 22ff movw r2, #767 ; 0x2ff 8006640: 491f ldr r1, [pc, #124] ; (80066c0 ) 8006642: 481d ldr r0, [pc, #116] ; (80066b8 ) 8006644: f00a fd30 bl 80110a8 pc->custom_free_function(p); 8006648: 68bb ldr r3, [r7, #8] 800664a: 691b ldr r3, [r3, #16] 800664c: 6878 ldr r0, [r7, #4] 800664e: 4798 blx r3 8006650: e01d b.n 800668e } else #endif /* LWIP_SUPPORT_CUSTOM_PBUF */ { /* is this a pbuf from the pool? */ if (alloc_src == PBUF_TYPE_ALLOC_SRC_MASK_STD_MEMP_PBUF_POOL) { 8006652: 7bfb ldrb r3, [r7, #15] 8006654: 2b02 cmp r3, #2 8006656: d104 bne.n 8006662 memp_free(MEMP_PBUF_POOL, p); 8006658: 6879 ldr r1, [r7, #4] 800665a: 2008 movs r0, #8 800665c: f7ff f92a bl 80058b4 8006660: e015 b.n 800668e /* is this a ROM or RAM referencing pbuf? */ } else if (alloc_src == PBUF_TYPE_ALLOC_SRC_MASK_STD_MEMP_PBUF) { 8006662: 7bfb ldrb r3, [r7, #15] 8006664: 2b01 cmp r3, #1 8006666: d104 bne.n 8006672 memp_free(MEMP_PBUF, p); 8006668: 6879 ldr r1, [r7, #4] 800666a: 2007 movs r0, #7 800666c: f7ff f922 bl 80058b4 8006670: e00d b.n 800668e /* type == PBUF_RAM */ } else if (alloc_src == PBUF_TYPE_ALLOC_SRC_MASK_STD_HEAP) { 8006672: 7bfb ldrb r3, [r7, #15] 8006674: 2b00 cmp r3, #0 8006676: d103 bne.n 8006680 mem_free(p); 8006678: 6878 ldr r0, [r7, #4] 800667a: f7fe fdb5 bl 80051e8 800667e: e006 b.n 800668e } else { /* @todo: support freeing other types */ LWIP_ASSERT("invalid pbuf type", 0); 8006680: 4b0b ldr r3, [pc, #44] ; (80066b0 ) 8006682: f240 320f movw r2, #783 ; 0x30f 8006686: 490f ldr r1, [pc, #60] ; (80066c4 ) 8006688: 480b ldr r0, [pc, #44] ; (80066b8 ) 800668a: f00a fd0d bl 80110a8 } } count++; 800668e: 7dfb ldrb r3, [r7, #23] 8006690: 3301 adds r3, #1 8006692: 75fb strb r3, [r7, #23] /* proceed to next pbuf */ p = q; 8006694: 693b ldr r3, [r7, #16] 8006696: 607b str r3, [r7, #4] 8006698: e001 b.n 800669e /* p->ref > 0, this pbuf is still referenced to */ /* (and so the remaining pbufs in chain as well) */ } else { LWIP_DEBUGF( PBUF_DEBUG | LWIP_DBG_TRACE, ("pbuf_free: %p has ref %"U16_F", ending here.\n", (void *)p, (u16_t)ref)); /* stop walking through the chain */ p = NULL; 800669a: 2300 movs r3, #0 800669c: 607b str r3, [r7, #4] while (p != NULL) { 800669e: 687b ldr r3, [r7, #4] 80066a0: 2b00 cmp r3, #0 80066a2: d19f bne.n 80065e4 } } PERF_STOP("pbuf_free"); /* return number of de-allocated pbufs */ return count; 80066a4: 7dfb ldrb r3, [r7, #23] } 80066a6: 4618 mov r0, r3 80066a8: 3718 adds r7, #24 80066aa: 46bd mov sp, r7 80066ac: bd80 pop {r7, pc} 80066ae: bf00 nop 80066b0: 080161ac .word 0x080161ac 80066b4: 08016310 .word 0x08016310 80066b8: 0801620c .word 0x0801620c 80066bc: 0801633c .word 0x0801633c 80066c0: 08016354 .word 0x08016354 80066c4: 08016378 .word 0x08016378 080066c8 : * @param p first pbuf of chain * @return the number of pbufs in a chain */ u16_t pbuf_clen(const struct pbuf *p) { 80066c8: b480 push {r7} 80066ca: b085 sub sp, #20 80066cc: af00 add r7, sp, #0 80066ce: 6078 str r0, [r7, #4] u16_t len; len = 0; 80066d0: 2300 movs r3, #0 80066d2: 81fb strh r3, [r7, #14] while (p != NULL) { 80066d4: e005 b.n 80066e2 ++len; 80066d6: 89fb ldrh r3, [r7, #14] 80066d8: 3301 adds r3, #1 80066da: 81fb strh r3, [r7, #14] p = p->next; 80066dc: 687b ldr r3, [r7, #4] 80066de: 681b ldr r3, [r3, #0] 80066e0: 607b str r3, [r7, #4] while (p != NULL) { 80066e2: 687b ldr r3, [r7, #4] 80066e4: 2b00 cmp r3, #0 80066e6: d1f6 bne.n 80066d6 } return len; 80066e8: 89fb ldrh r3, [r7, #14] } 80066ea: 4618 mov r0, r3 80066ec: 3714 adds r7, #20 80066ee: 46bd mov sp, r7 80066f0: f85d 7b04 ldr.w r7, [sp], #4 80066f4: 4770 bx lr ... 080066f8 : * @param p pbuf to increase reference counter of * */ void pbuf_ref(struct pbuf *p) { 80066f8: b580 push {r7, lr} 80066fa: b082 sub sp, #8 80066fc: af00 add r7, sp, #0 80066fe: 6078 str r0, [r7, #4] /* pbuf given? */ if (p != NULL) { 8006700: 687b ldr r3, [r7, #4] 8006702: 2b00 cmp r3, #0 8006704: d010 beq.n 8006728 SYS_ARCH_SET(p->ref, (LWIP_PBUF_REF_T)(p->ref + 1)); 8006706: 687b ldr r3, [r7, #4] 8006708: 7b9b ldrb r3, [r3, #14] 800670a: 3301 adds r3, #1 800670c: b2da uxtb r2, r3 800670e: 687b ldr r3, [r7, #4] 8006710: 739a strb r2, [r3, #14] LWIP_ASSERT("pbuf ref overflow", p->ref > 0); 8006712: 687b ldr r3, [r7, #4] 8006714: 7b9b ldrb r3, [r3, #14] 8006716: 2b00 cmp r3, #0 8006718: d106 bne.n 8006728 800671a: 4b05 ldr r3, [pc, #20] ; (8006730 ) 800671c: f240 3242 movw r2, #834 ; 0x342 8006720: 4904 ldr r1, [pc, #16] ; (8006734 ) 8006722: 4805 ldr r0, [pc, #20] ; (8006738 ) 8006724: f00a fcc0 bl 80110a8 } } 8006728: bf00 nop 800672a: 3708 adds r7, #8 800672c: 46bd mov sp, r7 800672e: bd80 pop {r7, pc} 8006730: 080161ac .word 0x080161ac 8006734: 0801638c .word 0x0801638c 8006738: 0801620c .word 0x0801620c 0800673c : * * @see pbuf_chain() */ void pbuf_cat(struct pbuf *h, struct pbuf *t) { 800673c: b580 push {r7, lr} 800673e: b084 sub sp, #16 8006740: af00 add r7, sp, #0 8006742: 6078 str r0, [r7, #4] 8006744: 6039 str r1, [r7, #0] struct pbuf *p; LWIP_ERROR("(h != NULL) && (t != NULL) (programmer violates API)", 8006746: 687b ldr r3, [r7, #4] 8006748: 2b00 cmp r3, #0 800674a: d002 beq.n 8006752 800674c: 683b ldr r3, [r7, #0] 800674e: 2b00 cmp r3, #0 8006750: d107 bne.n 8006762 8006752: 4b20 ldr r3, [pc, #128] ; (80067d4 ) 8006754: f240 3259 movw r2, #857 ; 0x359 8006758: 491f ldr r1, [pc, #124] ; (80067d8 ) 800675a: 4820 ldr r0, [pc, #128] ; (80067dc ) 800675c: f00a fca4 bl 80110a8 8006760: e034 b.n 80067cc ((h != NULL) && (t != NULL)), return;); /* proceed to last pbuf of chain */ for (p = h; p->next != NULL; p = p->next) { 8006762: 687b ldr r3, [r7, #4] 8006764: 60fb str r3, [r7, #12] 8006766: e00a b.n 800677e /* add total length of second chain to all totals of first chain */ p->tot_len = (u16_t)(p->tot_len + t->tot_len); 8006768: 68fb ldr r3, [r7, #12] 800676a: 891a ldrh r2, [r3, #8] 800676c: 683b ldr r3, [r7, #0] 800676e: 891b ldrh r3, [r3, #8] 8006770: 4413 add r3, r2 8006772: b29a uxth r2, r3 8006774: 68fb ldr r3, [r7, #12] 8006776: 811a strh r2, [r3, #8] for (p = h; p->next != NULL; p = p->next) { 8006778: 68fb ldr r3, [r7, #12] 800677a: 681b ldr r3, [r3, #0] 800677c: 60fb str r3, [r7, #12] 800677e: 68fb ldr r3, [r7, #12] 8006780: 681b ldr r3, [r3, #0] 8006782: 2b00 cmp r3, #0 8006784: d1f0 bne.n 8006768 } /* { p is last pbuf of first h chain, p->next == NULL } */ LWIP_ASSERT("p->tot_len == p->len (of last pbuf in chain)", p->tot_len == p->len); 8006786: 68fb ldr r3, [r7, #12] 8006788: 891a ldrh r2, [r3, #8] 800678a: 68fb ldr r3, [r7, #12] 800678c: 895b ldrh r3, [r3, #10] 800678e: 429a cmp r2, r3 8006790: d006 beq.n 80067a0 8006792: 4b10 ldr r3, [pc, #64] ; (80067d4 ) 8006794: f240 3262 movw r2, #866 ; 0x362 8006798: 4911 ldr r1, [pc, #68] ; (80067e0 ) 800679a: 4810 ldr r0, [pc, #64] ; (80067dc ) 800679c: f00a fc84 bl 80110a8 LWIP_ASSERT("p->next == NULL", p->next == NULL); 80067a0: 68fb ldr r3, [r7, #12] 80067a2: 681b ldr r3, [r3, #0] 80067a4: 2b00 cmp r3, #0 80067a6: d006 beq.n 80067b6 80067a8: 4b0a ldr r3, [pc, #40] ; (80067d4 ) 80067aa: f240 3263 movw r2, #867 ; 0x363 80067ae: 490d ldr r1, [pc, #52] ; (80067e4 ) 80067b0: 480a ldr r0, [pc, #40] ; (80067dc ) 80067b2: f00a fc79 bl 80110a8 /* add total length of second chain to last pbuf total of first chain */ p->tot_len = (u16_t)(p->tot_len + t->tot_len); 80067b6: 68fb ldr r3, [r7, #12] 80067b8: 891a ldrh r2, [r3, #8] 80067ba: 683b ldr r3, [r7, #0] 80067bc: 891b ldrh r3, [r3, #8] 80067be: 4413 add r3, r2 80067c0: b29a uxth r2, r3 80067c2: 68fb ldr r3, [r7, #12] 80067c4: 811a strh r2, [r3, #8] /* chain last pbuf of head (p) with first of tail (t) */ p->next = t; 80067c6: 68fb ldr r3, [r7, #12] 80067c8: 683a ldr r2, [r7, #0] 80067ca: 601a str r2, [r3, #0] /* p->next now references t, but the caller will drop its reference to t, * so netto there is no change to the reference count of t. */ } 80067cc: 3710 adds r7, #16 80067ce: 46bd mov sp, r7 80067d0: bd80 pop {r7, pc} 80067d2: bf00 nop 80067d4: 080161ac .word 0x080161ac 80067d8: 080163a0 .word 0x080163a0 80067dc: 0801620c .word 0x0801620c 80067e0: 080163d8 .word 0x080163d8 80067e4: 08016408 .word 0x08016408 080067e8 : * The ->ref field of the first pbuf of the tail chain is adjusted. * */ void pbuf_chain(struct pbuf *h, struct pbuf *t) { 80067e8: b580 push {r7, lr} 80067ea: b082 sub sp, #8 80067ec: af00 add r7, sp, #0 80067ee: 6078 str r0, [r7, #4] 80067f0: 6039 str r1, [r7, #0] pbuf_cat(h, t); 80067f2: 6839 ldr r1, [r7, #0] 80067f4: 6878 ldr r0, [r7, #4] 80067f6: f7ff ffa1 bl 800673c /* t is now referenced by h */ pbuf_ref(t); 80067fa: 6838 ldr r0, [r7, #0] 80067fc: f7ff ff7c bl 80066f8 LWIP_DEBUGF(PBUF_DEBUG | LWIP_DBG_TRACE, ("pbuf_chain: %p references %p\n", (void *)h, (void *)t)); } 8006800: bf00 nop 8006802: 3708 adds r7, #8 8006804: 46bd mov sp, r7 8006806: bd80 pop {r7, pc} 08006808 : * ERR_ARG if one of the pbufs is NULL or p_to is not big * enough to hold p_from */ err_t pbuf_copy(struct pbuf *p_to, const struct pbuf *p_from) { 8006808: b580 push {r7, lr} 800680a: b086 sub sp, #24 800680c: af00 add r7, sp, #0 800680e: 6078 str r0, [r7, #4] 8006810: 6039 str r1, [r7, #0] size_t offset_to = 0, offset_from = 0, len; 8006812: 2300 movs r3, #0 8006814: 617b str r3, [r7, #20] 8006816: 2300 movs r3, #0 8006818: 613b str r3, [r7, #16] LWIP_DEBUGF(PBUF_DEBUG | LWIP_DBG_TRACE, ("pbuf_copy(%p, %p)\n", (const void *)p_to, (const void *)p_from)); /* is the target big enough to hold the source? */ LWIP_ERROR("pbuf_copy: target not big enough to hold source", ((p_to != NULL) && 800681a: 687b ldr r3, [r7, #4] 800681c: 2b00 cmp r3, #0 800681e: d008 beq.n 8006832 8006820: 683b ldr r3, [r7, #0] 8006822: 2b00 cmp r3, #0 8006824: d005 beq.n 8006832 8006826: 687b ldr r3, [r7, #4] 8006828: 891a ldrh r2, [r3, #8] 800682a: 683b ldr r3, [r7, #0] 800682c: 891b ldrh r3, [r3, #8] 800682e: 429a cmp r2, r3 8006830: d209 bcs.n 8006846 8006832: 4b57 ldr r3, [pc, #348] ; (8006990 ) 8006834: f240 32c9 movw r2, #969 ; 0x3c9 8006838: 4956 ldr r1, [pc, #344] ; (8006994 ) 800683a: 4857 ldr r0, [pc, #348] ; (8006998 ) 800683c: f00a fc34 bl 80110a8 8006840: f06f 030f mvn.w r3, #15 8006844: e09f b.n 8006986 (p_from != NULL) && (p_to->tot_len >= p_from->tot_len)), return ERR_ARG;); /* iterate through pbuf chain */ do { /* copy one part of the original chain */ if ((p_to->len - offset_to) >= (p_from->len - offset_from)) { 8006846: 687b ldr r3, [r7, #4] 8006848: 895b ldrh r3, [r3, #10] 800684a: 461a mov r2, r3 800684c: 697b ldr r3, [r7, #20] 800684e: 1ad2 subs r2, r2, r3 8006850: 683b ldr r3, [r7, #0] 8006852: 895b ldrh r3, [r3, #10] 8006854: 4619 mov r1, r3 8006856: 693b ldr r3, [r7, #16] 8006858: 1acb subs r3, r1, r3 800685a: 429a cmp r2, r3 800685c: d306 bcc.n 800686c /* complete current p_from fits into current p_to */ len = p_from->len - offset_from; 800685e: 683b ldr r3, [r7, #0] 8006860: 895b ldrh r3, [r3, #10] 8006862: 461a mov r2, r3 8006864: 693b ldr r3, [r7, #16] 8006866: 1ad3 subs r3, r2, r3 8006868: 60fb str r3, [r7, #12] 800686a: e005 b.n 8006878 } else { /* current p_from does not fit into current p_to */ len = p_to->len - offset_to; 800686c: 687b ldr r3, [r7, #4] 800686e: 895b ldrh r3, [r3, #10] 8006870: 461a mov r2, r3 8006872: 697b ldr r3, [r7, #20] 8006874: 1ad3 subs r3, r2, r3 8006876: 60fb str r3, [r7, #12] } MEMCPY((u8_t *)p_to->payload + offset_to, (u8_t *)p_from->payload + offset_from, len); 8006878: 687b ldr r3, [r7, #4] 800687a: 685a ldr r2, [r3, #4] 800687c: 697b ldr r3, [r7, #20] 800687e: 18d0 adds r0, r2, r3 8006880: 683b ldr r3, [r7, #0] 8006882: 685a ldr r2, [r3, #4] 8006884: 693b ldr r3, [r7, #16] 8006886: 4413 add r3, r2 8006888: 68fa ldr r2, [r7, #12] 800688a: 4619 mov r1, r3 800688c: f00a fbdc bl 8011048 offset_to += len; 8006890: 697a ldr r2, [r7, #20] 8006892: 68fb ldr r3, [r7, #12] 8006894: 4413 add r3, r2 8006896: 617b str r3, [r7, #20] offset_from += len; 8006898: 693a ldr r2, [r7, #16] 800689a: 68fb ldr r3, [r7, #12] 800689c: 4413 add r3, r2 800689e: 613b str r3, [r7, #16] LWIP_ASSERT("offset_to <= p_to->len", offset_to <= p_to->len); 80068a0: 687b ldr r3, [r7, #4] 80068a2: 895b ldrh r3, [r3, #10] 80068a4: 461a mov r2, r3 80068a6: 697b ldr r3, [r7, #20] 80068a8: 4293 cmp r3, r2 80068aa: d906 bls.n 80068ba 80068ac: 4b38 ldr r3, [pc, #224] ; (8006990 ) 80068ae: f240 32d9 movw r2, #985 ; 0x3d9 80068b2: 493a ldr r1, [pc, #232] ; (800699c ) 80068b4: 4838 ldr r0, [pc, #224] ; (8006998 ) 80068b6: f00a fbf7 bl 80110a8 LWIP_ASSERT("offset_from <= p_from->len", offset_from <= p_from->len); 80068ba: 683b ldr r3, [r7, #0] 80068bc: 895b ldrh r3, [r3, #10] 80068be: 461a mov r2, r3 80068c0: 693b ldr r3, [r7, #16] 80068c2: 4293 cmp r3, r2 80068c4: d906 bls.n 80068d4 80068c6: 4b32 ldr r3, [pc, #200] ; (8006990 ) 80068c8: f240 32da movw r2, #986 ; 0x3da 80068cc: 4934 ldr r1, [pc, #208] ; (80069a0 ) 80068ce: 4832 ldr r0, [pc, #200] ; (8006998 ) 80068d0: f00a fbea bl 80110a8 if (offset_from >= p_from->len) { 80068d4: 683b ldr r3, [r7, #0] 80068d6: 895b ldrh r3, [r3, #10] 80068d8: 461a mov r2, r3 80068da: 693b ldr r3, [r7, #16] 80068dc: 4293 cmp r3, r2 80068de: d304 bcc.n 80068ea /* on to next p_from (if any) */ offset_from = 0; 80068e0: 2300 movs r3, #0 80068e2: 613b str r3, [r7, #16] p_from = p_from->next; 80068e4: 683b ldr r3, [r7, #0] 80068e6: 681b ldr r3, [r3, #0] 80068e8: 603b str r3, [r7, #0] } if (offset_to == p_to->len) { 80068ea: 687b ldr r3, [r7, #4] 80068ec: 895b ldrh r3, [r3, #10] 80068ee: 461a mov r2, r3 80068f0: 697b ldr r3, [r7, #20] 80068f2: 4293 cmp r3, r2 80068f4: d114 bne.n 8006920 /* on to next p_to (if any) */ offset_to = 0; 80068f6: 2300 movs r3, #0 80068f8: 617b str r3, [r7, #20] p_to = p_to->next; 80068fa: 687b ldr r3, [r7, #4] 80068fc: 681b ldr r3, [r3, #0] 80068fe: 607b str r3, [r7, #4] LWIP_ERROR("p_to != NULL", (p_to != NULL) || (p_from == NULL), return ERR_ARG;); 8006900: 687b ldr r3, [r7, #4] 8006902: 2b00 cmp r3, #0 8006904: d10c bne.n 8006920 8006906: 683b ldr r3, [r7, #0] 8006908: 2b00 cmp r3, #0 800690a: d009 beq.n 8006920 800690c: 4b20 ldr r3, [pc, #128] ; (8006990 ) 800690e: f44f 7279 mov.w r2, #996 ; 0x3e4 8006912: 4924 ldr r1, [pc, #144] ; (80069a4 ) 8006914: 4820 ldr r0, [pc, #128] ; (8006998 ) 8006916: f00a fbc7 bl 80110a8 800691a: f06f 030f mvn.w r3, #15 800691e: e032 b.n 8006986 } if ((p_from != NULL) && (p_from->len == p_from->tot_len)) { 8006920: 683b ldr r3, [r7, #0] 8006922: 2b00 cmp r3, #0 8006924: d013 beq.n 800694e 8006926: 683b ldr r3, [r7, #0] 8006928: 895a ldrh r2, [r3, #10] 800692a: 683b ldr r3, [r7, #0] 800692c: 891b ldrh r3, [r3, #8] 800692e: 429a cmp r2, r3 8006930: d10d bne.n 800694e /* don't copy more than one packet! */ LWIP_ERROR("pbuf_copy() does not allow packet queues!", 8006932: 683b ldr r3, [r7, #0] 8006934: 681b ldr r3, [r3, #0] 8006936: 2b00 cmp r3, #0 8006938: d009 beq.n 800694e 800693a: 4b15 ldr r3, [pc, #84] ; (8006990 ) 800693c: f240 32e9 movw r2, #1001 ; 0x3e9 8006940: 4919 ldr r1, [pc, #100] ; (80069a8 ) 8006942: 4815 ldr r0, [pc, #84] ; (8006998 ) 8006944: f00a fbb0 bl 80110a8 8006948: f06f 0305 mvn.w r3, #5 800694c: e01b b.n 8006986 (p_from->next == NULL), return ERR_VAL;); } if ((p_to != NULL) && (p_to->len == p_to->tot_len)) { 800694e: 687b ldr r3, [r7, #4] 8006950: 2b00 cmp r3, #0 8006952: d013 beq.n 800697c 8006954: 687b ldr r3, [r7, #4] 8006956: 895a ldrh r2, [r3, #10] 8006958: 687b ldr r3, [r7, #4] 800695a: 891b ldrh r3, [r3, #8] 800695c: 429a cmp r2, r3 800695e: d10d bne.n 800697c /* don't copy more than one packet! */ LWIP_ERROR("pbuf_copy() does not allow packet queues!", 8006960: 687b ldr r3, [r7, #4] 8006962: 681b ldr r3, [r3, #0] 8006964: 2b00 cmp r3, #0 8006966: d009 beq.n 800697c 8006968: 4b09 ldr r3, [pc, #36] ; (8006990 ) 800696a: f240 32ee movw r2, #1006 ; 0x3ee 800696e: 490e ldr r1, [pc, #56] ; (80069a8 ) 8006970: 4809 ldr r0, [pc, #36] ; (8006998 ) 8006972: f00a fb99 bl 80110a8 8006976: f06f 0305 mvn.w r3, #5 800697a: e004 b.n 8006986 (p_to->next == NULL), return ERR_VAL;); } } while (p_from); 800697c: 683b ldr r3, [r7, #0] 800697e: 2b00 cmp r3, #0 8006980: f47f af61 bne.w 8006846 LWIP_DEBUGF(PBUF_DEBUG | LWIP_DBG_TRACE, ("pbuf_copy: end of chain reached.\n")); return ERR_OK; 8006984: 2300 movs r3, #0 } 8006986: 4618 mov r0, r3 8006988: 3718 adds r7, #24 800698a: 46bd mov sp, r7 800698c: bd80 pop {r7, pc} 800698e: bf00 nop 8006990: 080161ac .word 0x080161ac 8006994: 08016454 .word 0x08016454 8006998: 0801620c .word 0x0801620c 800699c: 08016484 .word 0x08016484 80069a0: 0801649c .word 0x0801649c 80069a4: 080164b8 .word 0x080164b8 80069a8: 080164c8 .word 0x080164c8 080069ac : * @param offset offset into the packet buffer from where to begin copying len bytes * @return the number of bytes copied, or 0 on failure */ u16_t pbuf_copy_partial(const struct pbuf *buf, void *dataptr, u16_t len, u16_t offset) { 80069ac: b580 push {r7, lr} 80069ae: b088 sub sp, #32 80069b0: af00 add r7, sp, #0 80069b2: 60f8 str r0, [r7, #12] 80069b4: 60b9 str r1, [r7, #8] 80069b6: 4611 mov r1, r2 80069b8: 461a mov r2, r3 80069ba: 460b mov r3, r1 80069bc: 80fb strh r3, [r7, #6] 80069be: 4613 mov r3, r2 80069c0: 80bb strh r3, [r7, #4] const struct pbuf *p; u16_t left = 0; 80069c2: 2300 movs r3, #0 80069c4: 837b strh r3, [r7, #26] u16_t buf_copy_len; u16_t copied_total = 0; 80069c6: 2300 movs r3, #0 80069c8: 82fb strh r3, [r7, #22] LWIP_ERROR("pbuf_copy_partial: invalid buf", (buf != NULL), return 0;); 80069ca: 68fb ldr r3, [r7, #12] 80069cc: 2b00 cmp r3, #0 80069ce: d108 bne.n 80069e2 80069d0: 4b2b ldr r3, [pc, #172] ; (8006a80 ) 80069d2: f240 420a movw r2, #1034 ; 0x40a 80069d6: 492b ldr r1, [pc, #172] ; (8006a84 ) 80069d8: 482b ldr r0, [pc, #172] ; (8006a88 ) 80069da: f00a fb65 bl 80110a8 80069de: 2300 movs r3, #0 80069e0: e04a b.n 8006a78 LWIP_ERROR("pbuf_copy_partial: invalid dataptr", (dataptr != NULL), return 0;); 80069e2: 68bb ldr r3, [r7, #8] 80069e4: 2b00 cmp r3, #0 80069e6: d108 bne.n 80069fa 80069e8: 4b25 ldr r3, [pc, #148] ; (8006a80 ) 80069ea: f240 420b movw r2, #1035 ; 0x40b 80069ee: 4927 ldr r1, [pc, #156] ; (8006a8c ) 80069f0: 4825 ldr r0, [pc, #148] ; (8006a88 ) 80069f2: f00a fb59 bl 80110a8 80069f6: 2300 movs r3, #0 80069f8: e03e b.n 8006a78 /* Note some systems use byte copy if dataptr or one of the pbuf payload pointers are unaligned. */ for (p = buf; len != 0 && p != NULL; p = p->next) { 80069fa: 68fb ldr r3, [r7, #12] 80069fc: 61fb str r3, [r7, #28] 80069fe: e034 b.n 8006a6a if ((offset != 0) && (offset >= p->len)) { 8006a00: 88bb ldrh r3, [r7, #4] 8006a02: 2b00 cmp r3, #0 8006a04: d00a beq.n 8006a1c 8006a06: 69fb ldr r3, [r7, #28] 8006a08: 895b ldrh r3, [r3, #10] 8006a0a: 88ba ldrh r2, [r7, #4] 8006a0c: 429a cmp r2, r3 8006a0e: d305 bcc.n 8006a1c /* don't copy from this buffer -> on to the next */ offset = (u16_t)(offset - p->len); 8006a10: 69fb ldr r3, [r7, #28] 8006a12: 895b ldrh r3, [r3, #10] 8006a14: 88ba ldrh r2, [r7, #4] 8006a16: 1ad3 subs r3, r2, r3 8006a18: 80bb strh r3, [r7, #4] 8006a1a: e023 b.n 8006a64 } else { /* copy from this buffer. maybe only partially. */ buf_copy_len = (u16_t)(p->len - offset); 8006a1c: 69fb ldr r3, [r7, #28] 8006a1e: 895a ldrh r2, [r3, #10] 8006a20: 88bb ldrh r3, [r7, #4] 8006a22: 1ad3 subs r3, r2, r3 8006a24: 833b strh r3, [r7, #24] if (buf_copy_len > len) { 8006a26: 8b3a ldrh r2, [r7, #24] 8006a28: 88fb ldrh r3, [r7, #6] 8006a2a: 429a cmp r2, r3 8006a2c: d901 bls.n 8006a32 buf_copy_len = len; 8006a2e: 88fb ldrh r3, [r7, #6] 8006a30: 833b strh r3, [r7, #24] } /* copy the necessary parts of the buffer */ MEMCPY(&((char *)dataptr)[left], &((char *)p->payload)[offset], buf_copy_len); 8006a32: 8b7b ldrh r3, [r7, #26] 8006a34: 68ba ldr r2, [r7, #8] 8006a36: 18d0 adds r0, r2, r3 8006a38: 69fb ldr r3, [r7, #28] 8006a3a: 685a ldr r2, [r3, #4] 8006a3c: 88bb ldrh r3, [r7, #4] 8006a3e: 4413 add r3, r2 8006a40: 8b3a ldrh r2, [r7, #24] 8006a42: 4619 mov r1, r3 8006a44: f00a fb00 bl 8011048 copied_total = (u16_t)(copied_total + buf_copy_len); 8006a48: 8afa ldrh r2, [r7, #22] 8006a4a: 8b3b ldrh r3, [r7, #24] 8006a4c: 4413 add r3, r2 8006a4e: 82fb strh r3, [r7, #22] left = (u16_t)(left + buf_copy_len); 8006a50: 8b7a ldrh r2, [r7, #26] 8006a52: 8b3b ldrh r3, [r7, #24] 8006a54: 4413 add r3, r2 8006a56: 837b strh r3, [r7, #26] len = (u16_t)(len - buf_copy_len); 8006a58: 88fa ldrh r2, [r7, #6] 8006a5a: 8b3b ldrh r3, [r7, #24] 8006a5c: 1ad3 subs r3, r2, r3 8006a5e: 80fb strh r3, [r7, #6] offset = 0; 8006a60: 2300 movs r3, #0 8006a62: 80bb strh r3, [r7, #4] for (p = buf; len != 0 && p != NULL; p = p->next) { 8006a64: 69fb ldr r3, [r7, #28] 8006a66: 681b ldr r3, [r3, #0] 8006a68: 61fb str r3, [r7, #28] 8006a6a: 88fb ldrh r3, [r7, #6] 8006a6c: 2b00 cmp r3, #0 8006a6e: d002 beq.n 8006a76 8006a70: 69fb ldr r3, [r7, #28] 8006a72: 2b00 cmp r3, #0 8006a74: d1c4 bne.n 8006a00 } } return copied_total; 8006a76: 8afb ldrh r3, [r7, #22] } 8006a78: 4618 mov r0, r3 8006a7a: 3720 adds r7, #32 8006a7c: 46bd mov sp, r7 8006a7e: bd80 pop {r7, pc} 8006a80: 080161ac .word 0x080161ac 8006a84: 080164f4 .word 0x080164f4 8006a88: 0801620c .word 0x0801620c 8006a8c: 08016514 .word 0x08016514 08006a90 : * * @return a new pbuf or NULL if allocation fails */ struct pbuf * pbuf_clone(pbuf_layer layer, pbuf_type type, struct pbuf *p) { 8006a90: b580 push {r7, lr} 8006a92: b084 sub sp, #16 8006a94: af00 add r7, sp, #0 8006a96: 4603 mov r3, r0 8006a98: 603a str r2, [r7, #0] 8006a9a: 71fb strb r3, [r7, #7] 8006a9c: 460b mov r3, r1 8006a9e: 80bb strh r3, [r7, #4] struct pbuf *q; err_t err; q = pbuf_alloc(layer, p->tot_len, type); 8006aa0: 683b ldr r3, [r7, #0] 8006aa2: 8919 ldrh r1, [r3, #8] 8006aa4: 88ba ldrh r2, [r7, #4] 8006aa6: 79fb ldrb r3, [r7, #7] 8006aa8: 4618 mov r0, r3 8006aaa: f7ff faa1 bl 8005ff0 8006aae: 60f8 str r0, [r7, #12] if (q == NULL) { 8006ab0: 68fb ldr r3, [r7, #12] 8006ab2: 2b00 cmp r3, #0 8006ab4: d101 bne.n 8006aba return NULL; 8006ab6: 2300 movs r3, #0 8006ab8: e011 b.n 8006ade } err = pbuf_copy(q, p); 8006aba: 6839 ldr r1, [r7, #0] 8006abc: 68f8 ldr r0, [r7, #12] 8006abe: f7ff fea3 bl 8006808 8006ac2: 4603 mov r3, r0 8006ac4: 72fb strb r3, [r7, #11] LWIP_UNUSED_ARG(err); /* in case of LWIP_NOASSERT */ LWIP_ASSERT("pbuf_copy failed", err == ERR_OK); 8006ac6: f997 300b ldrsb.w r3, [r7, #11] 8006aca: 2b00 cmp r3, #0 8006acc: d006 beq.n 8006adc 8006ace: 4b06 ldr r3, [pc, #24] ; (8006ae8 ) 8006ad0: f240 5224 movw r2, #1316 ; 0x524 8006ad4: 4905 ldr r1, [pc, #20] ; (8006aec ) 8006ad6: 4806 ldr r0, [pc, #24] ; (8006af0 ) 8006ad8: f00a fae6 bl 80110a8 return q; 8006adc: 68fb ldr r3, [r7, #12] } 8006ade: 4618 mov r0, r3 8006ae0: 3710 adds r7, #16 8006ae2: 46bd mov sp, r7 8006ae4: bd80 pop {r7, pc} 8006ae6: bf00 nop 8006ae8: 080161ac .word 0x080161ac 8006aec: 08016620 .word 0x08016620 8006af0: 0801620c .word 0x0801620c 08006af4 : /** * Initialize this module. */ void tcp_init(void) { 8006af4: b580 push {r7, lr} 8006af6: af00 add r7, sp, #0 #ifdef LWIP_RAND tcp_port = TCP_ENSURE_LOCAL_PORT_RANGE(LWIP_RAND()); 8006af8: f00a fae8 bl 80110cc 8006afc: 4603 mov r3, r0 8006afe: b29b uxth r3, r3 8006b00: f3c3 030d ubfx r3, r3, #0, #14 8006b04: b29b uxth r3, r3 8006b06: f5a3 4380 sub.w r3, r3, #16384 ; 0x4000 8006b0a: b29a uxth r2, r3 8006b0c: 4b01 ldr r3, [pc, #4] ; (8006b14 ) 8006b0e: 801a strh r2, [r3, #0] #endif /* LWIP_RAND */ } 8006b10: bf00 nop 8006b12: bd80 pop {r7, pc} 8006b14: 20000020 .word 0x20000020 08006b18 : /** Free a tcp pcb */ void tcp_free(struct tcp_pcb *pcb) { 8006b18: b580 push {r7, lr} 8006b1a: b082 sub sp, #8 8006b1c: af00 add r7, sp, #0 8006b1e: 6078 str r0, [r7, #4] LWIP_ASSERT("tcp_free: LISTEN", pcb->state != LISTEN); 8006b20: 687b ldr r3, [r7, #4] 8006b22: 7d1b ldrb r3, [r3, #20] 8006b24: 2b01 cmp r3, #1 8006b26: d105 bne.n 8006b34 8006b28: 4b06 ldr r3, [pc, #24] ; (8006b44 ) 8006b2a: 22d4 movs r2, #212 ; 0xd4 8006b2c: 4906 ldr r1, [pc, #24] ; (8006b48 ) 8006b2e: 4807 ldr r0, [pc, #28] ; (8006b4c ) 8006b30: f00a faba bl 80110a8 #if LWIP_TCP_PCB_NUM_EXT_ARGS tcp_ext_arg_invoke_callbacks_destroyed(pcb->ext_args); #endif memp_free(MEMP_TCP_PCB, pcb); 8006b34: 6879 ldr r1, [r7, #4] 8006b36: 2001 movs r0, #1 8006b38: f7fe febc bl 80058b4 } 8006b3c: bf00 nop 8006b3e: 3708 adds r7, #8 8006b40: 46bd mov sp, r7 8006b42: bd80 pop {r7, pc} 8006b44: 080166ac .word 0x080166ac 8006b48: 080166dc .word 0x080166dc 8006b4c: 080166f0 .word 0x080166f0 08006b50 : /** Free a tcp listen pcb */ static void tcp_free_listen(struct tcp_pcb *pcb) { 8006b50: b580 push {r7, lr} 8006b52: b082 sub sp, #8 8006b54: af00 add r7, sp, #0 8006b56: 6078 str r0, [r7, #4] LWIP_ASSERT("tcp_free_listen: !LISTEN", pcb->state != LISTEN); 8006b58: 687b ldr r3, [r7, #4] 8006b5a: 7d1b ldrb r3, [r3, #20] 8006b5c: 2b01 cmp r3, #1 8006b5e: d105 bne.n 8006b6c 8006b60: 4b06 ldr r3, [pc, #24] ; (8006b7c ) 8006b62: 22df movs r2, #223 ; 0xdf 8006b64: 4906 ldr r1, [pc, #24] ; (8006b80 ) 8006b66: 4807 ldr r0, [pc, #28] ; (8006b84 ) 8006b68: f00a fa9e bl 80110a8 #if LWIP_TCP_PCB_NUM_EXT_ARGS tcp_ext_arg_invoke_callbacks_destroyed(pcb->ext_args); #endif memp_free(MEMP_TCP_PCB_LISTEN, pcb); 8006b6c: 6879 ldr r1, [r7, #4] 8006b6e: 2002 movs r0, #2 8006b70: f7fe fea0 bl 80058b4 } 8006b74: bf00 nop 8006b76: 3708 adds r7, #8 8006b78: 46bd mov sp, r7 8006b7a: bd80 pop {r7, pc} 8006b7c: 080166ac .word 0x080166ac 8006b80: 08016718 .word 0x08016718 8006b84: 080166f0 .word 0x080166f0 08006b88 : /** * Called periodically to dispatch TCP timers. */ void tcp_tmr(void) { 8006b88: b580 push {r7, lr} 8006b8a: af00 add r7, sp, #0 /* Call tcp_fasttmr() every 250 ms */ tcp_fasttmr(); 8006b8c: f000 fea2 bl 80078d4 if (++tcp_timer & 1) { 8006b90: 4b07 ldr r3, [pc, #28] ; (8006bb0 ) 8006b92: 781b ldrb r3, [r3, #0] 8006b94: 3301 adds r3, #1 8006b96: b2da uxtb r2, r3 8006b98: 4b05 ldr r3, [pc, #20] ; (8006bb0 ) 8006b9a: 701a strb r2, [r3, #0] 8006b9c: 4b04 ldr r3, [pc, #16] ; (8006bb0 ) 8006b9e: 781b ldrb r3, [r3, #0] 8006ba0: f003 0301 and.w r3, r3, #1 8006ba4: 2b00 cmp r3, #0 8006ba6: d001 beq.n 8006bac /* Call tcp_slowtmr() every 500 ms, i.e., every other timer tcp_tmr() is called. */ tcp_slowtmr(); 8006ba8: f000 fb54 bl 8007254 } } 8006bac: bf00 nop 8006bae: bd80 pop {r7, pc} 8006bb0: 200099e9 .word 0x200099e9 08006bb4 : /** Called when a listen pcb is closed. Iterates one pcb list and removes the * closed listener pcb from pcb->listener if matching. */ static void tcp_remove_listener(struct tcp_pcb *list, struct tcp_pcb_listen *lpcb) { 8006bb4: b580 push {r7, lr} 8006bb6: b084 sub sp, #16 8006bb8: af00 add r7, sp, #0 8006bba: 6078 str r0, [r7, #4] 8006bbc: 6039 str r1, [r7, #0] struct tcp_pcb *pcb; LWIP_ASSERT("tcp_remove_listener: invalid listener", lpcb != NULL); 8006bbe: 683b ldr r3, [r7, #0] 8006bc0: 2b00 cmp r3, #0 8006bc2: d105 bne.n 8006bd0 8006bc4: 4b0d ldr r3, [pc, #52] ; (8006bfc ) 8006bc6: 22ff movs r2, #255 ; 0xff 8006bc8: 490d ldr r1, [pc, #52] ; (8006c00 ) 8006bca: 480e ldr r0, [pc, #56] ; (8006c04 ) 8006bcc: f00a fa6c bl 80110a8 for (pcb = list; pcb != NULL; pcb = pcb->next) { 8006bd0: 687b ldr r3, [r7, #4] 8006bd2: 60fb str r3, [r7, #12] 8006bd4: e00a b.n 8006bec if (pcb->listener == lpcb) { 8006bd6: 68fb ldr r3, [r7, #12] 8006bd8: 6fdb ldr r3, [r3, #124] ; 0x7c 8006bda: 683a ldr r2, [r7, #0] 8006bdc: 429a cmp r2, r3 8006bde: d102 bne.n 8006be6 pcb->listener = NULL; 8006be0: 68fb ldr r3, [r7, #12] 8006be2: 2200 movs r2, #0 8006be4: 67da str r2, [r3, #124] ; 0x7c for (pcb = list; pcb != NULL; pcb = pcb->next) { 8006be6: 68fb ldr r3, [r7, #12] 8006be8: 68db ldr r3, [r3, #12] 8006bea: 60fb str r3, [r7, #12] 8006bec: 68fb ldr r3, [r7, #12] 8006bee: 2b00 cmp r3, #0 8006bf0: d1f1 bne.n 8006bd6 } } } 8006bf2: bf00 nop 8006bf4: bf00 nop 8006bf6: 3710 adds r7, #16 8006bf8: 46bd mov sp, r7 8006bfa: bd80 pop {r7, pc} 8006bfc: 080166ac .word 0x080166ac 8006c00: 08016734 .word 0x08016734 8006c04: 080166f0 .word 0x080166f0 08006c08 : /** Called when a listen pcb is closed. Iterates all pcb lists and removes the * closed listener pcb from pcb->listener if matching. */ static void tcp_listen_closed(struct tcp_pcb *pcb) { 8006c08: b580 push {r7, lr} 8006c0a: b084 sub sp, #16 8006c0c: af00 add r7, sp, #0 8006c0e: 6078 str r0, [r7, #4] #if LWIP_CALLBACK_API || TCP_LISTEN_BACKLOG size_t i; LWIP_ASSERT("pcb != NULL", pcb != NULL); 8006c10: 687b ldr r3, [r7, #4] 8006c12: 2b00 cmp r3, #0 8006c14: d106 bne.n 8006c24 8006c16: 4b14 ldr r3, [pc, #80] ; (8006c68 ) 8006c18: f240 1211 movw r2, #273 ; 0x111 8006c1c: 4913 ldr r1, [pc, #76] ; (8006c6c ) 8006c1e: 4814 ldr r0, [pc, #80] ; (8006c70 ) 8006c20: f00a fa42 bl 80110a8 LWIP_ASSERT("pcb->state == LISTEN", pcb->state == LISTEN); 8006c24: 687b ldr r3, [r7, #4] 8006c26: 7d1b ldrb r3, [r3, #20] 8006c28: 2b01 cmp r3, #1 8006c2a: d006 beq.n 8006c3a 8006c2c: 4b0e ldr r3, [pc, #56] ; (8006c68 ) 8006c2e: f44f 7289 mov.w r2, #274 ; 0x112 8006c32: 4910 ldr r1, [pc, #64] ; (8006c74 ) 8006c34: 480e ldr r0, [pc, #56] ; (8006c70 ) 8006c36: f00a fa37 bl 80110a8 for (i = 1; i < LWIP_ARRAYSIZE(tcp_pcb_lists); i++) { 8006c3a: 2301 movs r3, #1 8006c3c: 60fb str r3, [r7, #12] 8006c3e: e00b b.n 8006c58 tcp_remove_listener(*tcp_pcb_lists[i], (struct tcp_pcb_listen *)pcb); 8006c40: 4a0d ldr r2, [pc, #52] ; (8006c78 ) 8006c42: 68fb ldr r3, [r7, #12] 8006c44: f852 3023 ldr.w r3, [r2, r3, lsl #2] 8006c48: 681b ldr r3, [r3, #0] 8006c4a: 6879 ldr r1, [r7, #4] 8006c4c: 4618 mov r0, r3 8006c4e: f7ff ffb1 bl 8006bb4 for (i = 1; i < LWIP_ARRAYSIZE(tcp_pcb_lists); i++) { 8006c52: 68fb ldr r3, [r7, #12] 8006c54: 3301 adds r3, #1 8006c56: 60fb str r3, [r7, #12] 8006c58: 68fb ldr r3, [r7, #12] 8006c5a: 2b03 cmp r3, #3 8006c5c: d9f0 bls.n 8006c40 } #endif LWIP_UNUSED_ARG(pcb); } 8006c5e: bf00 nop 8006c60: bf00 nop 8006c62: 3710 adds r7, #16 8006c64: 46bd mov sp, r7 8006c66: bd80 pop {r7, pc} 8006c68: 080166ac .word 0x080166ac 8006c6c: 0801675c .word 0x0801675c 8006c70: 080166f0 .word 0x080166f0 8006c74: 08016768 .word 0x08016768 8006c78: 08018a94 .word 0x08018a94 08006c7c : * @return ERR_OK if connection has been closed * another err_t if closing failed and pcb is not freed */ static err_t tcp_close_shutdown(struct tcp_pcb *pcb, u8_t rst_on_unacked_data) { 8006c7c: b5b0 push {r4, r5, r7, lr} 8006c7e: b088 sub sp, #32 8006c80: af04 add r7, sp, #16 8006c82: 6078 str r0, [r7, #4] 8006c84: 460b mov r3, r1 8006c86: 70fb strb r3, [r7, #3] LWIP_ASSERT("tcp_close_shutdown: invalid pcb", pcb != NULL); 8006c88: 687b ldr r3, [r7, #4] 8006c8a: 2b00 cmp r3, #0 8006c8c: d106 bne.n 8006c9c 8006c8e: 4b63 ldr r3, [pc, #396] ; (8006e1c ) 8006c90: f44f 72af mov.w r2, #350 ; 0x15e 8006c94: 4962 ldr r1, [pc, #392] ; (8006e20 ) 8006c96: 4863 ldr r0, [pc, #396] ; (8006e24 ) 8006c98: f00a fa06 bl 80110a8 if (rst_on_unacked_data && ((pcb->state == ESTABLISHED) || (pcb->state == CLOSE_WAIT))) { 8006c9c: 78fb ldrb r3, [r7, #3] 8006c9e: 2b00 cmp r3, #0 8006ca0: d066 beq.n 8006d70 8006ca2: 687b ldr r3, [r7, #4] 8006ca4: 7d1b ldrb r3, [r3, #20] 8006ca6: 2b04 cmp r3, #4 8006ca8: d003 beq.n 8006cb2 8006caa: 687b ldr r3, [r7, #4] 8006cac: 7d1b ldrb r3, [r3, #20] 8006cae: 2b07 cmp r3, #7 8006cb0: d15e bne.n 8006d70 if ((pcb->refused_data != NULL) || (pcb->rcv_wnd != TCP_WND_MAX(pcb))) { 8006cb2: 687b ldr r3, [r7, #4] 8006cb4: 6f9b ldr r3, [r3, #120] ; 0x78 8006cb6: 2b00 cmp r3, #0 8006cb8: d104 bne.n 8006cc4 8006cba: 687b ldr r3, [r7, #4] 8006cbc: 8d1b ldrh r3, [r3, #40] ; 0x28 8006cbe: f5b3 6f06 cmp.w r3, #2144 ; 0x860 8006cc2: d055 beq.n 8006d70 /* Not all data received by application, send RST to tell the remote side about this. */ LWIP_ASSERT("pcb->flags & TF_RXCLOSED", pcb->flags & TF_RXCLOSED); 8006cc4: 687b ldr r3, [r7, #4] 8006cc6: 8b5b ldrh r3, [r3, #26] 8006cc8: f003 0310 and.w r3, r3, #16 8006ccc: 2b00 cmp r3, #0 8006cce: d106 bne.n 8006cde 8006cd0: 4b52 ldr r3, [pc, #328] ; (8006e1c ) 8006cd2: f44f 72b2 mov.w r2, #356 ; 0x164 8006cd6: 4954 ldr r1, [pc, #336] ; (8006e28 ) 8006cd8: 4852 ldr r0, [pc, #328] ; (8006e24 ) 8006cda: f00a f9e5 bl 80110a8 /* don't call tcp_abort here: we must not deallocate the pcb since that might not be expected when calling tcp_close */ tcp_rst(pcb, pcb->snd_nxt, pcb->rcv_nxt, &pcb->local_ip, &pcb->remote_ip, 8006cde: 687b ldr r3, [r7, #4] 8006ce0: 6d18 ldr r0, [r3, #80] ; 0x50 8006ce2: 687b ldr r3, [r7, #4] 8006ce4: 6a5c ldr r4, [r3, #36] ; 0x24 8006ce6: 687d ldr r5, [r7, #4] 8006ce8: 687b ldr r3, [r7, #4] 8006cea: 3304 adds r3, #4 8006cec: 687a ldr r2, [r7, #4] 8006cee: 8ad2 ldrh r2, [r2, #22] 8006cf0: 6879 ldr r1, [r7, #4] 8006cf2: 8b09 ldrh r1, [r1, #24] 8006cf4: 9102 str r1, [sp, #8] 8006cf6: 9201 str r2, [sp, #4] 8006cf8: 9300 str r3, [sp, #0] 8006cfa: 462b mov r3, r5 8006cfc: 4622 mov r2, r4 8006cfe: 4601 mov r1, r0 8006d00: 6878 ldr r0, [r7, #4] 8006d02: f004 fe91 bl 800ba28 pcb->local_port, pcb->remote_port); tcp_pcb_purge(pcb); 8006d06: 6878 ldr r0, [r7, #4] 8006d08: f001 f8c6 bl 8007e98 TCP_RMV_ACTIVE(pcb); 8006d0c: 4b47 ldr r3, [pc, #284] ; (8006e2c ) 8006d0e: 681b ldr r3, [r3, #0] 8006d10: 687a ldr r2, [r7, #4] 8006d12: 429a cmp r2, r3 8006d14: d105 bne.n 8006d22 8006d16: 4b45 ldr r3, [pc, #276] ; (8006e2c ) 8006d18: 681b ldr r3, [r3, #0] 8006d1a: 68db ldr r3, [r3, #12] 8006d1c: 4a43 ldr r2, [pc, #268] ; (8006e2c ) 8006d1e: 6013 str r3, [r2, #0] 8006d20: e013 b.n 8006d4a 8006d22: 4b42 ldr r3, [pc, #264] ; (8006e2c ) 8006d24: 681b ldr r3, [r3, #0] 8006d26: 60fb str r3, [r7, #12] 8006d28: e00c b.n 8006d44 8006d2a: 68fb ldr r3, [r7, #12] 8006d2c: 68db ldr r3, [r3, #12] 8006d2e: 687a ldr r2, [r7, #4] 8006d30: 429a cmp r2, r3 8006d32: d104 bne.n 8006d3e 8006d34: 687b ldr r3, [r7, #4] 8006d36: 68da ldr r2, [r3, #12] 8006d38: 68fb ldr r3, [r7, #12] 8006d3a: 60da str r2, [r3, #12] 8006d3c: e005 b.n 8006d4a 8006d3e: 68fb ldr r3, [r7, #12] 8006d40: 68db ldr r3, [r3, #12] 8006d42: 60fb str r3, [r7, #12] 8006d44: 68fb ldr r3, [r7, #12] 8006d46: 2b00 cmp r3, #0 8006d48: d1ef bne.n 8006d2a 8006d4a: 687b ldr r3, [r7, #4] 8006d4c: 2200 movs r2, #0 8006d4e: 60da str r2, [r3, #12] 8006d50: 4b37 ldr r3, [pc, #220] ; (8006e30 ) 8006d52: 2201 movs r2, #1 8006d54: 701a strb r2, [r3, #0] /* Deallocate the pcb since we already sent a RST for it */ if (tcp_input_pcb == pcb) { 8006d56: 4b37 ldr r3, [pc, #220] ; (8006e34 ) 8006d58: 681b ldr r3, [r3, #0] 8006d5a: 687a ldr r2, [r7, #4] 8006d5c: 429a cmp r2, r3 8006d5e: d102 bne.n 8006d66 /* prevent using a deallocated pcb: free it from tcp_input later */ tcp_trigger_input_pcb_close(); 8006d60: f003 fd5e bl 800a820 8006d64: e002 b.n 8006d6c } else { tcp_free(pcb); 8006d66: 6878 ldr r0, [r7, #4] 8006d68: f7ff fed6 bl 8006b18 } return ERR_OK; 8006d6c: 2300 movs r3, #0 8006d6e: e050 b.n 8006e12 } } /* - states which free the pcb are handled here, - states which send FIN and change state are handled in tcp_close_shutdown_fin() */ switch (pcb->state) { 8006d70: 687b ldr r3, [r7, #4] 8006d72: 7d1b ldrb r3, [r3, #20] 8006d74: 2b02 cmp r3, #2 8006d76: d03b beq.n 8006df0 8006d78: 2b02 cmp r3, #2 8006d7a: dc44 bgt.n 8006e06 8006d7c: 2b00 cmp r3, #0 8006d7e: d002 beq.n 8006d86 8006d80: 2b01 cmp r3, #1 8006d82: d02a beq.n 8006dda 8006d84: e03f b.n 8006e06 * and the user needs some way to free it should the need arise. * Calling tcp_close() with a pcb that has already been closed, (i.e. twice) * or for a pcb that has been used and then entered the CLOSED state * is erroneous, but this should never happen as the pcb has in those cases * been freed, and so any remaining handles are bogus. */ if (pcb->local_port != 0) { 8006d86: 687b ldr r3, [r7, #4] 8006d88: 8adb ldrh r3, [r3, #22] 8006d8a: 2b00 cmp r3, #0 8006d8c: d021 beq.n 8006dd2 TCP_RMV(&tcp_bound_pcbs, pcb); 8006d8e: 4b2a ldr r3, [pc, #168] ; (8006e38 ) 8006d90: 681b ldr r3, [r3, #0] 8006d92: 687a ldr r2, [r7, #4] 8006d94: 429a cmp r2, r3 8006d96: d105 bne.n 8006da4 8006d98: 4b27 ldr r3, [pc, #156] ; (8006e38 ) 8006d9a: 681b ldr r3, [r3, #0] 8006d9c: 68db ldr r3, [r3, #12] 8006d9e: 4a26 ldr r2, [pc, #152] ; (8006e38 ) 8006da0: 6013 str r3, [r2, #0] 8006da2: e013 b.n 8006dcc 8006da4: 4b24 ldr r3, [pc, #144] ; (8006e38 ) 8006da6: 681b ldr r3, [r3, #0] 8006da8: 60bb str r3, [r7, #8] 8006daa: e00c b.n 8006dc6 8006dac: 68bb ldr r3, [r7, #8] 8006dae: 68db ldr r3, [r3, #12] 8006db0: 687a ldr r2, [r7, #4] 8006db2: 429a cmp r2, r3 8006db4: d104 bne.n 8006dc0 8006db6: 687b ldr r3, [r7, #4] 8006db8: 68da ldr r2, [r3, #12] 8006dba: 68bb ldr r3, [r7, #8] 8006dbc: 60da str r2, [r3, #12] 8006dbe: e005 b.n 8006dcc 8006dc0: 68bb ldr r3, [r7, #8] 8006dc2: 68db ldr r3, [r3, #12] 8006dc4: 60bb str r3, [r7, #8] 8006dc6: 68bb ldr r3, [r7, #8] 8006dc8: 2b00 cmp r3, #0 8006dca: d1ef bne.n 8006dac 8006dcc: 687b ldr r3, [r7, #4] 8006dce: 2200 movs r2, #0 8006dd0: 60da str r2, [r3, #12] } tcp_free(pcb); 8006dd2: 6878 ldr r0, [r7, #4] 8006dd4: f7ff fea0 bl 8006b18 break; 8006dd8: e01a b.n 8006e10 case LISTEN: tcp_listen_closed(pcb); 8006dda: 6878 ldr r0, [r7, #4] 8006ddc: f7ff ff14 bl 8006c08 tcp_pcb_remove(&tcp_listen_pcbs.pcbs, pcb); 8006de0: 6879 ldr r1, [r7, #4] 8006de2: 4816 ldr r0, [pc, #88] ; (8006e3c ) 8006de4: f001 f8a8 bl 8007f38 tcp_free_listen(pcb); 8006de8: 6878 ldr r0, [r7, #4] 8006dea: f7ff feb1 bl 8006b50 break; 8006dee: e00f b.n 8006e10 case SYN_SENT: TCP_PCB_REMOVE_ACTIVE(pcb); 8006df0: 6879 ldr r1, [r7, #4] 8006df2: 480e ldr r0, [pc, #56] ; (8006e2c ) 8006df4: f001 f8a0 bl 8007f38 8006df8: 4b0d ldr r3, [pc, #52] ; (8006e30 ) 8006dfa: 2201 movs r2, #1 8006dfc: 701a strb r2, [r3, #0] tcp_free(pcb); 8006dfe: 6878 ldr r0, [r7, #4] 8006e00: f7ff fe8a bl 8006b18 MIB2_STATS_INC(mib2.tcpattemptfails); break; 8006e04: e004 b.n 8006e10 default: return tcp_close_shutdown_fin(pcb); 8006e06: 6878 ldr r0, [r7, #4] 8006e08: f000 f81a bl 8006e40 8006e0c: 4603 mov r3, r0 8006e0e: e000 b.n 8006e12 } return ERR_OK; 8006e10: 2300 movs r3, #0 } 8006e12: 4618 mov r0, r3 8006e14: 3710 adds r7, #16 8006e16: 46bd mov sp, r7 8006e18: bdb0 pop {r4, r5, r7, pc} 8006e1a: bf00 nop 8006e1c: 080166ac .word 0x080166ac 8006e20: 08016780 .word 0x08016780 8006e24: 080166f0 .word 0x080166f0 8006e28: 080167a0 .word 0x080167a0 8006e2c: 200099e0 .word 0x200099e0 8006e30: 200099e8 .word 0x200099e8 8006e34: 20009a20 .word 0x20009a20 8006e38: 200099d8 .word 0x200099d8 8006e3c: 200099dc .word 0x200099dc 08006e40 : static err_t tcp_close_shutdown_fin(struct tcp_pcb *pcb) { 8006e40: b580 push {r7, lr} 8006e42: b084 sub sp, #16 8006e44: af00 add r7, sp, #0 8006e46: 6078 str r0, [r7, #4] err_t err; LWIP_ASSERT("pcb != NULL", pcb != NULL); 8006e48: 687b ldr r3, [r7, #4] 8006e4a: 2b00 cmp r3, #0 8006e4c: d106 bne.n 8006e5c 8006e4e: 4b2e ldr r3, [pc, #184] ; (8006f08 ) 8006e50: f44f 72ce mov.w r2, #412 ; 0x19c 8006e54: 492d ldr r1, [pc, #180] ; (8006f0c ) 8006e56: 482e ldr r0, [pc, #184] ; (8006f10 ) 8006e58: f00a f926 bl 80110a8 switch (pcb->state) { 8006e5c: 687b ldr r3, [r7, #4] 8006e5e: 7d1b ldrb r3, [r3, #20] 8006e60: 2b07 cmp r3, #7 8006e62: d020 beq.n 8006ea6 8006e64: 2b07 cmp r3, #7 8006e66: dc2b bgt.n 8006ec0 8006e68: 2b03 cmp r3, #3 8006e6a: d002 beq.n 8006e72 8006e6c: 2b04 cmp r3, #4 8006e6e: d00d beq.n 8006e8c 8006e70: e026 b.n 8006ec0 case SYN_RCVD: err = tcp_send_fin(pcb); 8006e72: 6878 ldr r0, [r7, #4] 8006e74: f003 fee6 bl 800ac44 8006e78: 4603 mov r3, r0 8006e7a: 73fb strb r3, [r7, #15] if (err == ERR_OK) { 8006e7c: f997 300f ldrsb.w r3, [r7, #15] 8006e80: 2b00 cmp r3, #0 8006e82: d11f bne.n 8006ec4 tcp_backlog_accepted(pcb); MIB2_STATS_INC(mib2.tcpattemptfails); pcb->state = FIN_WAIT_1; 8006e84: 687b ldr r3, [r7, #4] 8006e86: 2205 movs r2, #5 8006e88: 751a strb r2, [r3, #20] } break; 8006e8a: e01b b.n 8006ec4 case ESTABLISHED: err = tcp_send_fin(pcb); 8006e8c: 6878 ldr r0, [r7, #4] 8006e8e: f003 fed9 bl 800ac44 8006e92: 4603 mov r3, r0 8006e94: 73fb strb r3, [r7, #15] if (err == ERR_OK) { 8006e96: f997 300f ldrsb.w r3, [r7, #15] 8006e9a: 2b00 cmp r3, #0 8006e9c: d114 bne.n 8006ec8 MIB2_STATS_INC(mib2.tcpestabresets); pcb->state = FIN_WAIT_1; 8006e9e: 687b ldr r3, [r7, #4] 8006ea0: 2205 movs r2, #5 8006ea2: 751a strb r2, [r3, #20] } break; 8006ea4: e010 b.n 8006ec8 case CLOSE_WAIT: err = tcp_send_fin(pcb); 8006ea6: 6878 ldr r0, [r7, #4] 8006ea8: f003 fecc bl 800ac44 8006eac: 4603 mov r3, r0 8006eae: 73fb strb r3, [r7, #15] if (err == ERR_OK) { 8006eb0: f997 300f ldrsb.w r3, [r7, #15] 8006eb4: 2b00 cmp r3, #0 8006eb6: d109 bne.n 8006ecc MIB2_STATS_INC(mib2.tcpestabresets); pcb->state = LAST_ACK; 8006eb8: 687b ldr r3, [r7, #4] 8006eba: 2209 movs r2, #9 8006ebc: 751a strb r2, [r3, #20] } break; 8006ebe: e005 b.n 8006ecc default: /* Has already been closed, do nothing. */ return ERR_OK; 8006ec0: 2300 movs r3, #0 8006ec2: e01c b.n 8006efe break; 8006ec4: bf00 nop 8006ec6: e002 b.n 8006ece break; 8006ec8: bf00 nop 8006eca: e000 b.n 8006ece break; 8006ecc: bf00 nop } if (err == ERR_OK) { 8006ece: f997 300f ldrsb.w r3, [r7, #15] 8006ed2: 2b00 cmp r3, #0 8006ed4: d103 bne.n 8006ede /* To ensure all data has been sent when tcp_close returns, we have to make sure tcp_output doesn't fail. Since we don't really have to ensure all data has been sent when tcp_close returns (unsent data is sent from tcp timer functions, also), we don't care for the return value of tcp_output for now. */ tcp_output(pcb); 8006ed6: 6878 ldr r0, [r7, #4] 8006ed8: f003 fff2 bl 800aec0 8006edc: e00d b.n 8006efa } else if (err == ERR_MEM) { 8006ede: f997 300f ldrsb.w r3, [r7, #15] 8006ee2: f1b3 3fff cmp.w r3, #4294967295 8006ee6: d108 bne.n 8006efa /* Mark this pcb for closing. Closing is retried from tcp_tmr. */ tcp_set_flags(pcb, TF_CLOSEPEND); 8006ee8: 687b ldr r3, [r7, #4] 8006eea: 8b5b ldrh r3, [r3, #26] 8006eec: f043 0308 orr.w r3, r3, #8 8006ef0: b29a uxth r2, r3 8006ef2: 687b ldr r3, [r7, #4] 8006ef4: 835a strh r2, [r3, #26] /* We have to return ERR_OK from here to indicate to the callers that this pcb should not be used any more as it will be freed soon via tcp_tmr. This is OK here since sending FIN does not guarantee a time frime for actually freeing the pcb, either (it is left in closure states for remote ACK or timeout) */ return ERR_OK; 8006ef6: 2300 movs r3, #0 8006ef8: e001 b.n 8006efe } return err; 8006efa: f997 300f ldrsb.w r3, [r7, #15] } 8006efe: 4618 mov r0, r3 8006f00: 3710 adds r7, #16 8006f02: 46bd mov sp, r7 8006f04: bd80 pop {r7, pc} 8006f06: bf00 nop 8006f08: 080166ac .word 0x080166ac 8006f0c: 0801675c .word 0x0801675c 8006f10: 080166f0 .word 0x080166f0 08006f14 : * @return ERR_OK if connection has been closed * another err_t if closing failed and pcb is not freed */ err_t tcp_close(struct tcp_pcb *pcb) { 8006f14: b580 push {r7, lr} 8006f16: b082 sub sp, #8 8006f18: af00 add r7, sp, #0 8006f1a: 6078 str r0, [r7, #4] LWIP_ASSERT_CORE_LOCKED(); LWIP_ERROR("tcp_close: invalid pcb", pcb != NULL, return ERR_ARG); 8006f1c: 687b ldr r3, [r7, #4] 8006f1e: 2b00 cmp r3, #0 8006f20: d109 bne.n 8006f36 8006f22: 4b0f ldr r3, [pc, #60] ; (8006f60 ) 8006f24: f44f 72f4 mov.w r2, #488 ; 0x1e8 8006f28: 490e ldr r1, [pc, #56] ; (8006f64 ) 8006f2a: 480f ldr r0, [pc, #60] ; (8006f68 ) 8006f2c: f00a f8bc bl 80110a8 8006f30: f06f 030f mvn.w r3, #15 8006f34: e00f b.n 8006f56 LWIP_DEBUGF(TCP_DEBUG, ("tcp_close: closing in ")); tcp_debug_print_state(pcb->state); if (pcb->state != LISTEN) { 8006f36: 687b ldr r3, [r7, #4] 8006f38: 7d1b ldrb r3, [r3, #20] 8006f3a: 2b01 cmp r3, #1 8006f3c: d006 beq.n 8006f4c /* Set a flag not to receive any more data... */ tcp_set_flags(pcb, TF_RXCLOSED); 8006f3e: 687b ldr r3, [r7, #4] 8006f40: 8b5b ldrh r3, [r3, #26] 8006f42: f043 0310 orr.w r3, r3, #16 8006f46: b29a uxth r2, r3 8006f48: 687b ldr r3, [r7, #4] 8006f4a: 835a strh r2, [r3, #26] } /* ... and close */ return tcp_close_shutdown(pcb, 1); 8006f4c: 2101 movs r1, #1 8006f4e: 6878 ldr r0, [r7, #4] 8006f50: f7ff fe94 bl 8006c7c 8006f54: 4603 mov r3, r0 } 8006f56: 4618 mov r0, r3 8006f58: 3708 adds r7, #8 8006f5a: 46bd mov sp, r7 8006f5c: bd80 pop {r7, pc} 8006f5e: bf00 nop 8006f60: 080166ac .word 0x080166ac 8006f64: 080167bc .word 0x080167bc 8006f68: 080166f0 .word 0x080166f0 08006f6c : * @param pcb the tcp_pcb to abort * @param reset boolean to indicate whether a reset should be sent */ void tcp_abandon(struct tcp_pcb *pcb, int reset) { 8006f6c: b580 push {r7, lr} 8006f6e: b08e sub sp, #56 ; 0x38 8006f70: af04 add r7, sp, #16 8006f72: 6078 str r0, [r7, #4] 8006f74: 6039 str r1, [r7, #0] #endif /* LWIP_CALLBACK_API */ void *errf_arg; LWIP_ASSERT_CORE_LOCKED(); LWIP_ERROR("tcp_abandon: invalid pcb", pcb != NULL, return); 8006f76: 687b ldr r3, [r7, #4] 8006f78: 2b00 cmp r3, #0 8006f7a: d107 bne.n 8006f8c 8006f7c: 4b52 ldr r3, [pc, #328] ; (80070c8 ) 8006f7e: f240 223d movw r2, #573 ; 0x23d 8006f82: 4952 ldr r1, [pc, #328] ; (80070cc ) 8006f84: 4852 ldr r0, [pc, #328] ; (80070d0 ) 8006f86: f00a f88f bl 80110a8 8006f8a: e099 b.n 80070c0 /* pcb->state LISTEN not allowed here */ LWIP_ASSERT("don't call tcp_abort/tcp_abandon for listen-pcbs", 8006f8c: 687b ldr r3, [r7, #4] 8006f8e: 7d1b ldrb r3, [r3, #20] 8006f90: 2b01 cmp r3, #1 8006f92: d106 bne.n 8006fa2 8006f94: 4b4c ldr r3, [pc, #304] ; (80070c8 ) 8006f96: f44f 7210 mov.w r2, #576 ; 0x240 8006f9a: 494e ldr r1, [pc, #312] ; (80070d4 ) 8006f9c: 484c ldr r0, [pc, #304] ; (80070d0 ) 8006f9e: f00a f883 bl 80110a8 pcb->state != LISTEN); /* Figure out on which TCP PCB list we are, and remove us. If we are in an active state, call the receive function associated with the PCB with a NULL argument, and send an RST to the remote end. */ if (pcb->state == TIME_WAIT) { 8006fa2: 687b ldr r3, [r7, #4] 8006fa4: 7d1b ldrb r3, [r3, #20] 8006fa6: 2b0a cmp r3, #10 8006fa8: d107 bne.n 8006fba tcp_pcb_remove(&tcp_tw_pcbs, pcb); 8006faa: 6879 ldr r1, [r7, #4] 8006fac: 484a ldr r0, [pc, #296] ; (80070d8 ) 8006fae: f000 ffc3 bl 8007f38 tcp_free(pcb); 8006fb2: 6878 ldr r0, [r7, #4] 8006fb4: f7ff fdb0 bl 8006b18 8006fb8: e082 b.n 80070c0 } else { int send_rst = 0; 8006fba: 2300 movs r3, #0 8006fbc: 627b str r3, [r7, #36] ; 0x24 u16_t local_port = 0; 8006fbe: 2300 movs r3, #0 8006fc0: 847b strh r3, [r7, #34] ; 0x22 enum tcp_state last_state; seqno = pcb->snd_nxt; 8006fc2: 687b ldr r3, [r7, #4] 8006fc4: 6d1b ldr r3, [r3, #80] ; 0x50 8006fc6: 61bb str r3, [r7, #24] ackno = pcb->rcv_nxt; 8006fc8: 687b ldr r3, [r7, #4] 8006fca: 6a5b ldr r3, [r3, #36] ; 0x24 8006fcc: 617b str r3, [r7, #20] #if LWIP_CALLBACK_API errf = pcb->errf; 8006fce: 687b ldr r3, [r7, #4] 8006fd0: f8d3 3090 ldr.w r3, [r3, #144] ; 0x90 8006fd4: 613b str r3, [r7, #16] #endif /* LWIP_CALLBACK_API */ errf_arg = pcb->callback_arg; 8006fd6: 687b ldr r3, [r7, #4] 8006fd8: 691b ldr r3, [r3, #16] 8006fda: 60fb str r3, [r7, #12] if (pcb->state == CLOSED) { 8006fdc: 687b ldr r3, [r7, #4] 8006fde: 7d1b ldrb r3, [r3, #20] 8006fe0: 2b00 cmp r3, #0 8006fe2: d126 bne.n 8007032 if (pcb->local_port != 0) { 8006fe4: 687b ldr r3, [r7, #4] 8006fe6: 8adb ldrh r3, [r3, #22] 8006fe8: 2b00 cmp r3, #0 8006fea: d02e beq.n 800704a /* bound, not yet opened */ TCP_RMV(&tcp_bound_pcbs, pcb); 8006fec: 4b3b ldr r3, [pc, #236] ; (80070dc ) 8006fee: 681b ldr r3, [r3, #0] 8006ff0: 687a ldr r2, [r7, #4] 8006ff2: 429a cmp r2, r3 8006ff4: d105 bne.n 8007002 8006ff6: 4b39 ldr r3, [pc, #228] ; (80070dc ) 8006ff8: 681b ldr r3, [r3, #0] 8006ffa: 68db ldr r3, [r3, #12] 8006ffc: 4a37 ldr r2, [pc, #220] ; (80070dc ) 8006ffe: 6013 str r3, [r2, #0] 8007000: e013 b.n 800702a 8007002: 4b36 ldr r3, [pc, #216] ; (80070dc ) 8007004: 681b ldr r3, [r3, #0] 8007006: 61fb str r3, [r7, #28] 8007008: e00c b.n 8007024 800700a: 69fb ldr r3, [r7, #28] 800700c: 68db ldr r3, [r3, #12] 800700e: 687a ldr r2, [r7, #4] 8007010: 429a cmp r2, r3 8007012: d104 bne.n 800701e 8007014: 687b ldr r3, [r7, #4] 8007016: 68da ldr r2, [r3, #12] 8007018: 69fb ldr r3, [r7, #28] 800701a: 60da str r2, [r3, #12] 800701c: e005 b.n 800702a 800701e: 69fb ldr r3, [r7, #28] 8007020: 68db ldr r3, [r3, #12] 8007022: 61fb str r3, [r7, #28] 8007024: 69fb ldr r3, [r7, #28] 8007026: 2b00 cmp r3, #0 8007028: d1ef bne.n 800700a 800702a: 687b ldr r3, [r7, #4] 800702c: 2200 movs r2, #0 800702e: 60da str r2, [r3, #12] 8007030: e00b b.n 800704a } } else { send_rst = reset; 8007032: 683b ldr r3, [r7, #0] 8007034: 627b str r3, [r7, #36] ; 0x24 local_port = pcb->local_port; 8007036: 687b ldr r3, [r7, #4] 8007038: 8adb ldrh r3, [r3, #22] 800703a: 847b strh r3, [r7, #34] ; 0x22 TCP_PCB_REMOVE_ACTIVE(pcb); 800703c: 6879 ldr r1, [r7, #4] 800703e: 4828 ldr r0, [pc, #160] ; (80070e0 ) 8007040: f000 ff7a bl 8007f38 8007044: 4b27 ldr r3, [pc, #156] ; (80070e4 ) 8007046: 2201 movs r2, #1 8007048: 701a strb r2, [r3, #0] } if (pcb->unacked != NULL) { 800704a: 687b ldr r3, [r7, #4] 800704c: 6f1b ldr r3, [r3, #112] ; 0x70 800704e: 2b00 cmp r3, #0 8007050: d004 beq.n 800705c tcp_segs_free(pcb->unacked); 8007052: 687b ldr r3, [r7, #4] 8007054: 6f1b ldr r3, [r3, #112] ; 0x70 8007056: 4618 mov r0, r3 8007058: f000 fd1c bl 8007a94 } if (pcb->unsent != NULL) { 800705c: 687b ldr r3, [r7, #4] 800705e: 6edb ldr r3, [r3, #108] ; 0x6c 8007060: 2b00 cmp r3, #0 8007062: d004 beq.n 800706e tcp_segs_free(pcb->unsent); 8007064: 687b ldr r3, [r7, #4] 8007066: 6edb ldr r3, [r3, #108] ; 0x6c 8007068: 4618 mov r0, r3 800706a: f000 fd13 bl 8007a94 } #if TCP_QUEUE_OOSEQ if (pcb->ooseq != NULL) { 800706e: 687b ldr r3, [r7, #4] 8007070: 6f5b ldr r3, [r3, #116] ; 0x74 8007072: 2b00 cmp r3, #0 8007074: d004 beq.n 8007080 tcp_segs_free(pcb->ooseq); 8007076: 687b ldr r3, [r7, #4] 8007078: 6f5b ldr r3, [r3, #116] ; 0x74 800707a: 4618 mov r0, r3 800707c: f000 fd0a bl 8007a94 } #endif /* TCP_QUEUE_OOSEQ */ tcp_backlog_accepted(pcb); if (send_rst) { 8007080: 6a7b ldr r3, [r7, #36] ; 0x24 8007082: 2b00 cmp r3, #0 8007084: d00e beq.n 80070a4 LWIP_DEBUGF(TCP_RST_DEBUG, ("tcp_abandon: sending RST\n")); tcp_rst(pcb, seqno, ackno, &pcb->local_ip, &pcb->remote_ip, local_port, pcb->remote_port); 8007086: 6879 ldr r1, [r7, #4] 8007088: 687b ldr r3, [r7, #4] 800708a: 3304 adds r3, #4 800708c: 687a ldr r2, [r7, #4] 800708e: 8b12 ldrh r2, [r2, #24] 8007090: 9202 str r2, [sp, #8] 8007092: 8c7a ldrh r2, [r7, #34] ; 0x22 8007094: 9201 str r2, [sp, #4] 8007096: 9300 str r3, [sp, #0] 8007098: 460b mov r3, r1 800709a: 697a ldr r2, [r7, #20] 800709c: 69b9 ldr r1, [r7, #24] 800709e: 6878 ldr r0, [r7, #4] 80070a0: f004 fcc2 bl 800ba28 } last_state = pcb->state; 80070a4: 687b ldr r3, [r7, #4] 80070a6: 7d1b ldrb r3, [r3, #20] 80070a8: 72fb strb r3, [r7, #11] tcp_free(pcb); 80070aa: 6878 ldr r0, [r7, #4] 80070ac: f7ff fd34 bl 8006b18 TCP_EVENT_ERR(last_state, errf, errf_arg, ERR_ABRT); 80070b0: 693b ldr r3, [r7, #16] 80070b2: 2b00 cmp r3, #0 80070b4: d004 beq.n 80070c0 80070b6: 693b ldr r3, [r7, #16] 80070b8: f06f 010c mvn.w r1, #12 80070bc: 68f8 ldr r0, [r7, #12] 80070be: 4798 blx r3 } } 80070c0: 3728 adds r7, #40 ; 0x28 80070c2: 46bd mov sp, r7 80070c4: bd80 pop {r7, pc} 80070c6: bf00 nop 80070c8: 080166ac .word 0x080166ac 80070cc: 080167f0 .word 0x080167f0 80070d0: 080166f0 .word 0x080166f0 80070d4: 0801680c .word 0x0801680c 80070d8: 200099e4 .word 0x200099e4 80070dc: 200099d8 .word 0x200099d8 80070e0: 200099e0 .word 0x200099e0 80070e4: 200099e8 .word 0x200099e8 080070e8 : * * @param pcb the tcp pcb to abort */ void tcp_abort(struct tcp_pcb *pcb) { 80070e8: b580 push {r7, lr} 80070ea: b082 sub sp, #8 80070ec: af00 add r7, sp, #0 80070ee: 6078 str r0, [r7, #4] tcp_abandon(pcb, 1); 80070f0: 2101 movs r1, #1 80070f2: 6878 ldr r0, [r7, #4] 80070f4: f7ff ff3a bl 8006f6c } 80070f8: bf00 nop 80070fa: 3708 adds r7, #8 80070fc: 46bd mov sp, r7 80070fe: bd80 pop {r7, pc} 08007100 : * Returns how much extra window would be advertised if we sent an * update now. */ u32_t tcp_update_rcv_ann_wnd(struct tcp_pcb *pcb) { 8007100: b580 push {r7, lr} 8007102: b084 sub sp, #16 8007104: af00 add r7, sp, #0 8007106: 6078 str r0, [r7, #4] u32_t new_right_edge; LWIP_ASSERT("tcp_update_rcv_ann_wnd: invalid pcb", pcb != NULL); 8007108: 687b ldr r3, [r7, #4] 800710a: 2b00 cmp r3, #0 800710c: d106 bne.n 800711c 800710e: 4b25 ldr r3, [pc, #148] ; (80071a4 ) 8007110: f240 32a6 movw r2, #934 ; 0x3a6 8007114: 4924 ldr r1, [pc, #144] ; (80071a8 ) 8007116: 4825 ldr r0, [pc, #148] ; (80071ac ) 8007118: f009 ffc6 bl 80110a8 new_right_edge = pcb->rcv_nxt + pcb->rcv_wnd; 800711c: 687b ldr r3, [r7, #4] 800711e: 6a5b ldr r3, [r3, #36] ; 0x24 8007120: 687a ldr r2, [r7, #4] 8007122: 8d12 ldrh r2, [r2, #40] ; 0x28 8007124: 4413 add r3, r2 8007126: 60fb str r3, [r7, #12] if (TCP_SEQ_GEQ(new_right_edge, pcb->rcv_ann_right_edge + LWIP_MIN((TCP_WND / 2), pcb->mss))) { 8007128: 687b ldr r3, [r7, #4] 800712a: 6adb ldr r3, [r3, #44] ; 0x2c 800712c: 687a ldr r2, [r7, #4] 800712e: 8e52 ldrh r2, [r2, #50] ; 0x32 8007130: f5b2 6f86 cmp.w r2, #1072 ; 0x430 8007134: bf28 it cs 8007136: f44f 6286 movcs.w r2, #1072 ; 0x430 800713a: b292 uxth r2, r2 800713c: 4413 add r3, r2 800713e: 68fa ldr r2, [r7, #12] 8007140: 1ad3 subs r3, r2, r3 8007142: 2b00 cmp r3, #0 8007144: db08 blt.n 8007158 /* we can advertise more window */ pcb->rcv_ann_wnd = pcb->rcv_wnd; 8007146: 687b ldr r3, [r7, #4] 8007148: 8d1a ldrh r2, [r3, #40] ; 0x28 800714a: 687b ldr r3, [r7, #4] 800714c: 855a strh r2, [r3, #42] ; 0x2a return new_right_edge - pcb->rcv_ann_right_edge; 800714e: 687b ldr r3, [r7, #4] 8007150: 6adb ldr r3, [r3, #44] ; 0x2c 8007152: 68fa ldr r2, [r7, #12] 8007154: 1ad3 subs r3, r2, r3 8007156: e020 b.n 800719a } else { if (TCP_SEQ_GT(pcb->rcv_nxt, pcb->rcv_ann_right_edge)) { 8007158: 687b ldr r3, [r7, #4] 800715a: 6a5a ldr r2, [r3, #36] ; 0x24 800715c: 687b ldr r3, [r7, #4] 800715e: 6adb ldr r3, [r3, #44] ; 0x2c 8007160: 1ad3 subs r3, r2, r3 8007162: 2b00 cmp r3, #0 8007164: dd03 ble.n 800716e /* Can happen due to other end sending out of advertised window, * but within actual available (but not yet advertised) window */ pcb->rcv_ann_wnd = 0; 8007166: 687b ldr r3, [r7, #4] 8007168: 2200 movs r2, #0 800716a: 855a strh r2, [r3, #42] ; 0x2a 800716c: e014 b.n 8007198 } else { /* keep the right edge of window constant */ u32_t new_rcv_ann_wnd = pcb->rcv_ann_right_edge - pcb->rcv_nxt; 800716e: 687b ldr r3, [r7, #4] 8007170: 6ada ldr r2, [r3, #44] ; 0x2c 8007172: 687b ldr r3, [r7, #4] 8007174: 6a5b ldr r3, [r3, #36] ; 0x24 8007176: 1ad3 subs r3, r2, r3 8007178: 60bb str r3, [r7, #8] #if !LWIP_WND_SCALE LWIP_ASSERT("new_rcv_ann_wnd <= 0xffff", new_rcv_ann_wnd <= 0xffff); 800717a: 68bb ldr r3, [r7, #8] 800717c: f5b3 3f80 cmp.w r3, #65536 ; 0x10000 8007180: d306 bcc.n 8007190 8007182: 4b08 ldr r3, [pc, #32] ; (80071a4 ) 8007184: f240 32b6 movw r2, #950 ; 0x3b6 8007188: 4909 ldr r1, [pc, #36] ; (80071b0 ) 800718a: 4808 ldr r0, [pc, #32] ; (80071ac ) 800718c: f009 ff8c bl 80110a8 #endif pcb->rcv_ann_wnd = (tcpwnd_size_t)new_rcv_ann_wnd; 8007190: 68bb ldr r3, [r7, #8] 8007192: b29a uxth r2, r3 8007194: 687b ldr r3, [r7, #4] 8007196: 855a strh r2, [r3, #42] ; 0x2a } return 0; 8007198: 2300 movs r3, #0 } } 800719a: 4618 mov r0, r3 800719c: 3710 adds r7, #16 800719e: 46bd mov sp, r7 80071a0: bd80 pop {r7, pc} 80071a2: bf00 nop 80071a4: 080166ac .word 0x080166ac 80071a8: 08016908 .word 0x08016908 80071ac: 080166f0 .word 0x080166f0 80071b0: 0801692c .word 0x0801692c 080071b4 : * @param pcb the tcp_pcb for which data is read * @param len the amount of bytes that have been read by the application */ void tcp_recved(struct tcp_pcb *pcb, u16_t len) { 80071b4: b580 push {r7, lr} 80071b6: b084 sub sp, #16 80071b8: af00 add r7, sp, #0 80071ba: 6078 str r0, [r7, #4] 80071bc: 460b mov r3, r1 80071be: 807b strh r3, [r7, #2] u32_t wnd_inflation; tcpwnd_size_t rcv_wnd; LWIP_ASSERT_CORE_LOCKED(); LWIP_ERROR("tcp_recved: invalid pcb", pcb != NULL, return); 80071c0: 687b ldr r3, [r7, #4] 80071c2: 2b00 cmp r3, #0 80071c4: d107 bne.n 80071d6 80071c6: 4b1f ldr r3, [pc, #124] ; (8007244 ) 80071c8: f240 32cf movw r2, #975 ; 0x3cf 80071cc: 491e ldr r1, [pc, #120] ; (8007248 ) 80071ce: 481f ldr r0, [pc, #124] ; (800724c ) 80071d0: f009 ff6a bl 80110a8 80071d4: e032 b.n 800723c /* pcb->state LISTEN not allowed here */ LWIP_ASSERT("don't call tcp_recved for listen-pcbs", 80071d6: 687b ldr r3, [r7, #4] 80071d8: 7d1b ldrb r3, [r3, #20] 80071da: 2b01 cmp r3, #1 80071dc: d106 bne.n 80071ec 80071de: 4b19 ldr r3, [pc, #100] ; (8007244 ) 80071e0: f240 32d2 movw r2, #978 ; 0x3d2 80071e4: 491a ldr r1, [pc, #104] ; (8007250 ) 80071e6: 4819 ldr r0, [pc, #100] ; (800724c ) 80071e8: f009 ff5e bl 80110a8 pcb->state != LISTEN); rcv_wnd = (tcpwnd_size_t)(pcb->rcv_wnd + len); 80071ec: 687b ldr r3, [r7, #4] 80071ee: 8d1a ldrh r2, [r3, #40] ; 0x28 80071f0: 887b ldrh r3, [r7, #2] 80071f2: 4413 add r3, r2 80071f4: 81fb strh r3, [r7, #14] if ((rcv_wnd > TCP_WND_MAX(pcb)) || (rcv_wnd < pcb->rcv_wnd)) { 80071f6: 89fb ldrh r3, [r7, #14] 80071f8: f5b3 6f06 cmp.w r3, #2144 ; 0x860 80071fc: d804 bhi.n 8007208 80071fe: 687b ldr r3, [r7, #4] 8007200: 8d1b ldrh r3, [r3, #40] ; 0x28 8007202: 89fa ldrh r2, [r7, #14] 8007204: 429a cmp r2, r3 8007206: d204 bcs.n 8007212 /* window got too big or tcpwnd_size_t overflow */ LWIP_DEBUGF(TCP_DEBUG, ("tcp_recved: window got too big or tcpwnd_size_t overflow\n")); pcb->rcv_wnd = TCP_WND_MAX(pcb); 8007208: 687b ldr r3, [r7, #4] 800720a: f44f 6206 mov.w r2, #2144 ; 0x860 800720e: 851a strh r2, [r3, #40] ; 0x28 8007210: e002 b.n 8007218 } else { pcb->rcv_wnd = rcv_wnd; 8007212: 687b ldr r3, [r7, #4] 8007214: 89fa ldrh r2, [r7, #14] 8007216: 851a strh r2, [r3, #40] ; 0x28 } wnd_inflation = tcp_update_rcv_ann_wnd(pcb); 8007218: 6878 ldr r0, [r7, #4] 800721a: f7ff ff71 bl 8007100 800721e: 60b8 str r0, [r7, #8] /* If the change in the right edge of window is significant (default * watermark is TCP_WND/4), then send an explicit update now. * Otherwise wait for a packet to be sent in the normal course of * events (or more window to be available later) */ if (wnd_inflation >= TCP_WND_UPDATE_THRESHOLD) { 8007220: 68bb ldr r3, [r7, #8] 8007222: f5b3 7f06 cmp.w r3, #536 ; 0x218 8007226: d309 bcc.n 800723c tcp_ack_now(pcb); 8007228: 687b ldr r3, [r7, #4] 800722a: 8b5b ldrh r3, [r3, #26] 800722c: f043 0302 orr.w r3, r3, #2 8007230: b29a uxth r2, r3 8007232: 687b ldr r3, [r7, #4] 8007234: 835a strh r2, [r3, #26] tcp_output(pcb); 8007236: 6878 ldr r0, [r7, #4] 8007238: f003 fe42 bl 800aec0 } LWIP_DEBUGF(TCP_DEBUG, ("tcp_recved: received %"U16_F" bytes, wnd %"TCPWNDSIZE_F" (%"TCPWNDSIZE_F").\n", len, pcb->rcv_wnd, (u16_t)(TCP_WND_MAX(pcb) - pcb->rcv_wnd))); } 800723c: 3710 adds r7, #16 800723e: 46bd mov sp, r7 8007240: bd80 pop {r7, pc} 8007242: bf00 nop 8007244: 080166ac .word 0x080166ac 8007248: 08016948 .word 0x08016948 800724c: 080166f0 .word 0x080166f0 8007250: 08016960 .word 0x08016960 08007254 : * * Automatically called from tcp_tmr(). */ void tcp_slowtmr(void) { 8007254: b5b0 push {r4, r5, r7, lr} 8007256: b090 sub sp, #64 ; 0x40 8007258: af04 add r7, sp, #16 tcpwnd_size_t eff_wnd; u8_t pcb_remove; /* flag if a PCB should be removed */ u8_t pcb_reset; /* flag if a RST should be sent when removing */ err_t err; err = ERR_OK; 800725a: 2300 movs r3, #0 800725c: f887 3025 strb.w r3, [r7, #37] ; 0x25 ++tcp_ticks; 8007260: 4b94 ldr r3, [pc, #592] ; (80074b4 ) 8007262: 681b ldr r3, [r3, #0] 8007264: 3301 adds r3, #1 8007266: 4a93 ldr r2, [pc, #588] ; (80074b4 ) 8007268: 6013 str r3, [r2, #0] ++tcp_timer_ctr; 800726a: 4b93 ldr r3, [pc, #588] ; (80074b8 ) 800726c: 781b ldrb r3, [r3, #0] 800726e: 3301 adds r3, #1 8007270: b2da uxtb r2, r3 8007272: 4b91 ldr r3, [pc, #580] ; (80074b8 ) 8007274: 701a strb r2, [r3, #0] tcp_slowtmr_start: /* Steps through all of the active PCBs. */ prev = NULL; 8007276: 2300 movs r3, #0 8007278: 62bb str r3, [r7, #40] ; 0x28 pcb = tcp_active_pcbs; 800727a: 4b90 ldr r3, [pc, #576] ; (80074bc ) 800727c: 681b ldr r3, [r3, #0] 800727e: 62fb str r3, [r7, #44] ; 0x2c if (pcb == NULL) { LWIP_DEBUGF(TCP_DEBUG, ("tcp_slowtmr: no active pcbs\n")); } while (pcb != NULL) { 8007280: e29f b.n 80077c2 LWIP_DEBUGF(TCP_DEBUG, ("tcp_slowtmr: processing active pcb\n")); LWIP_ASSERT("tcp_slowtmr: active pcb->state != CLOSED\n", pcb->state != CLOSED); 8007282: 6afb ldr r3, [r7, #44] ; 0x2c 8007284: 7d1b ldrb r3, [r3, #20] 8007286: 2b00 cmp r3, #0 8007288: d106 bne.n 8007298 800728a: 4b8d ldr r3, [pc, #564] ; (80074c0 ) 800728c: f240 42be movw r2, #1214 ; 0x4be 8007290: 498c ldr r1, [pc, #560] ; (80074c4 ) 8007292: 488d ldr r0, [pc, #564] ; (80074c8 ) 8007294: f009 ff08 bl 80110a8 LWIP_ASSERT("tcp_slowtmr: active pcb->state != LISTEN\n", pcb->state != LISTEN); 8007298: 6afb ldr r3, [r7, #44] ; 0x2c 800729a: 7d1b ldrb r3, [r3, #20] 800729c: 2b01 cmp r3, #1 800729e: d106 bne.n 80072ae 80072a0: 4b87 ldr r3, [pc, #540] ; (80074c0 ) 80072a2: f240 42bf movw r2, #1215 ; 0x4bf 80072a6: 4989 ldr r1, [pc, #548] ; (80074cc ) 80072a8: 4887 ldr r0, [pc, #540] ; (80074c8 ) 80072aa: f009 fefd bl 80110a8 LWIP_ASSERT("tcp_slowtmr: active pcb->state != TIME-WAIT\n", pcb->state != TIME_WAIT); 80072ae: 6afb ldr r3, [r7, #44] ; 0x2c 80072b0: 7d1b ldrb r3, [r3, #20] 80072b2: 2b0a cmp r3, #10 80072b4: d106 bne.n 80072c4 80072b6: 4b82 ldr r3, [pc, #520] ; (80074c0 ) 80072b8: f44f 6298 mov.w r2, #1216 ; 0x4c0 80072bc: 4984 ldr r1, [pc, #528] ; (80074d0 ) 80072be: 4882 ldr r0, [pc, #520] ; (80074c8 ) 80072c0: f009 fef2 bl 80110a8 if (pcb->last_timer == tcp_timer_ctr) { 80072c4: 6afb ldr r3, [r7, #44] ; 0x2c 80072c6: 7f9a ldrb r2, [r3, #30] 80072c8: 4b7b ldr r3, [pc, #492] ; (80074b8 ) 80072ca: 781b ldrb r3, [r3, #0] 80072cc: 429a cmp r2, r3 80072ce: d105 bne.n 80072dc /* skip this pcb, we have already processed it */ prev = pcb; 80072d0: 6afb ldr r3, [r7, #44] ; 0x2c 80072d2: 62bb str r3, [r7, #40] ; 0x28 pcb = pcb->next; 80072d4: 6afb ldr r3, [r7, #44] ; 0x2c 80072d6: 68db ldr r3, [r3, #12] 80072d8: 62fb str r3, [r7, #44] ; 0x2c continue; 80072da: e272 b.n 80077c2 } pcb->last_timer = tcp_timer_ctr; 80072dc: 4b76 ldr r3, [pc, #472] ; (80074b8 ) 80072de: 781a ldrb r2, [r3, #0] 80072e0: 6afb ldr r3, [r7, #44] ; 0x2c 80072e2: 779a strb r2, [r3, #30] pcb_remove = 0; 80072e4: 2300 movs r3, #0 80072e6: f887 3027 strb.w r3, [r7, #39] ; 0x27 pcb_reset = 0; 80072ea: 2300 movs r3, #0 80072ec: f887 3026 strb.w r3, [r7, #38] ; 0x26 if (pcb->state == SYN_SENT && pcb->nrtx >= TCP_SYNMAXRTX) { 80072f0: 6afb ldr r3, [r7, #44] ; 0x2c 80072f2: 7d1b ldrb r3, [r3, #20] 80072f4: 2b02 cmp r3, #2 80072f6: d10a bne.n 800730e 80072f8: 6afb ldr r3, [r7, #44] ; 0x2c 80072fa: f893 3042 ldrb.w r3, [r3, #66] ; 0x42 80072fe: 2b05 cmp r3, #5 8007300: d905 bls.n 800730e ++pcb_remove; 8007302: f897 3027 ldrb.w r3, [r7, #39] ; 0x27 8007306: 3301 adds r3, #1 8007308: f887 3027 strb.w r3, [r7, #39] ; 0x27 800730c: e11e b.n 800754c LWIP_DEBUGF(TCP_DEBUG, ("tcp_slowtmr: max SYN retries reached\n")); } else if (pcb->nrtx >= TCP_MAXRTX) { 800730e: 6afb ldr r3, [r7, #44] ; 0x2c 8007310: f893 3042 ldrb.w r3, [r3, #66] ; 0x42 8007314: 2b0b cmp r3, #11 8007316: d905 bls.n 8007324 ++pcb_remove; 8007318: f897 3027 ldrb.w r3, [r7, #39] ; 0x27 800731c: 3301 adds r3, #1 800731e: f887 3027 strb.w r3, [r7, #39] ; 0x27 8007322: e113 b.n 800754c LWIP_DEBUGF(TCP_DEBUG, ("tcp_slowtmr: max DATA retries reached\n")); } else { if (pcb->persist_backoff > 0) { 8007324: 6afb ldr r3, [r7, #44] ; 0x2c 8007326: f893 3099 ldrb.w r3, [r3, #153] ; 0x99 800732a: 2b00 cmp r3, #0 800732c: d075 beq.n 800741a LWIP_ASSERT("tcp_slowtimr: persist ticking with in-flight data", pcb->unacked == NULL); 800732e: 6afb ldr r3, [r7, #44] ; 0x2c 8007330: 6f1b ldr r3, [r3, #112] ; 0x70 8007332: 2b00 cmp r3, #0 8007334: d006 beq.n 8007344 8007336: 4b62 ldr r3, [pc, #392] ; (80074c0 ) 8007338: f240 42d4 movw r2, #1236 ; 0x4d4 800733c: 4965 ldr r1, [pc, #404] ; (80074d4 ) 800733e: 4862 ldr r0, [pc, #392] ; (80074c8 ) 8007340: f009 feb2 bl 80110a8 LWIP_ASSERT("tcp_slowtimr: persist ticking with empty send buffer", pcb->unsent != NULL); 8007344: 6afb ldr r3, [r7, #44] ; 0x2c 8007346: 6edb ldr r3, [r3, #108] ; 0x6c 8007348: 2b00 cmp r3, #0 800734a: d106 bne.n 800735a 800734c: 4b5c ldr r3, [pc, #368] ; (80074c0 ) 800734e: f240 42d5 movw r2, #1237 ; 0x4d5 8007352: 4961 ldr r1, [pc, #388] ; (80074d8 ) 8007354: 485c ldr r0, [pc, #368] ; (80074c8 ) 8007356: f009 fea7 bl 80110a8 if (pcb->persist_probe >= TCP_MAXRTX) { 800735a: 6afb ldr r3, [r7, #44] ; 0x2c 800735c: f893 309a ldrb.w r3, [r3, #154] ; 0x9a 8007360: 2b0b cmp r3, #11 8007362: d905 bls.n 8007370 ++pcb_remove; /* max probes reached */ 8007364: f897 3027 ldrb.w r3, [r7, #39] ; 0x27 8007368: 3301 adds r3, #1 800736a: f887 3027 strb.w r3, [r7, #39] ; 0x27 800736e: e0ed b.n 800754c } else { u8_t backoff_cnt = tcp_persist_backoff[pcb->persist_backoff - 1]; 8007370: 6afb ldr r3, [r7, #44] ; 0x2c 8007372: f893 3099 ldrb.w r3, [r3, #153] ; 0x99 8007376: 3b01 subs r3, #1 8007378: 4a58 ldr r2, [pc, #352] ; (80074dc ) 800737a: 5cd3 ldrb r3, [r2, r3] 800737c: 747b strb r3, [r7, #17] if (pcb->persist_cnt < backoff_cnt) { 800737e: 6afb ldr r3, [r7, #44] ; 0x2c 8007380: f893 3098 ldrb.w r3, [r3, #152] ; 0x98 8007384: 7c7a ldrb r2, [r7, #17] 8007386: 429a cmp r2, r3 8007388: d907 bls.n 800739a pcb->persist_cnt++; 800738a: 6afb ldr r3, [r7, #44] ; 0x2c 800738c: f893 3098 ldrb.w r3, [r3, #152] ; 0x98 8007390: 3301 adds r3, #1 8007392: b2da uxtb r2, r3 8007394: 6afb ldr r3, [r7, #44] ; 0x2c 8007396: f883 2098 strb.w r2, [r3, #152] ; 0x98 } if (pcb->persist_cnt >= backoff_cnt) { 800739a: 6afb ldr r3, [r7, #44] ; 0x2c 800739c: f893 3098 ldrb.w r3, [r3, #152] ; 0x98 80073a0: 7c7a ldrb r2, [r7, #17] 80073a2: 429a cmp r2, r3 80073a4: f200 80d2 bhi.w 800754c int next_slot = 1; /* increment timer to next slot */ 80073a8: 2301 movs r3, #1 80073aa: 623b str r3, [r7, #32] /* If snd_wnd is zero, send 1 byte probes */ if (pcb->snd_wnd == 0) { 80073ac: 6afb ldr r3, [r7, #44] ; 0x2c 80073ae: f8b3 3060 ldrh.w r3, [r3, #96] ; 0x60 80073b2: 2b00 cmp r3, #0 80073b4: d108 bne.n 80073c8 if (tcp_zero_window_probe(pcb) != ERR_OK) { 80073b6: 6af8 ldr r0, [r7, #44] ; 0x2c 80073b8: f004 fc2a bl 800bc10 80073bc: 4603 mov r3, r0 80073be: 2b00 cmp r3, #0 80073c0: d014 beq.n 80073ec next_slot = 0; /* try probe again with current slot */ 80073c2: 2300 movs r3, #0 80073c4: 623b str r3, [r7, #32] 80073c6: e011 b.n 80073ec } /* snd_wnd not fully closed, split unsent head and fill window */ } else { if (tcp_split_unsent_seg(pcb, (u16_t)pcb->snd_wnd) == ERR_OK) { 80073c8: 6afb ldr r3, [r7, #44] ; 0x2c 80073ca: f8b3 3060 ldrh.w r3, [r3, #96] ; 0x60 80073ce: 4619 mov r1, r3 80073d0: 6af8 ldr r0, [r7, #44] ; 0x2c 80073d2: f003 faef bl 800a9b4 80073d6: 4603 mov r3, r0 80073d8: 2b00 cmp r3, #0 80073da: d107 bne.n 80073ec if (tcp_output(pcb) == ERR_OK) { 80073dc: 6af8 ldr r0, [r7, #44] ; 0x2c 80073de: f003 fd6f bl 800aec0 80073e2: 4603 mov r3, r0 80073e4: 2b00 cmp r3, #0 80073e6: d101 bne.n 80073ec /* sending will cancel persist timer, else retry with current slot */ next_slot = 0; 80073e8: 2300 movs r3, #0 80073ea: 623b str r3, [r7, #32] } } } if (next_slot) { 80073ec: 6a3b ldr r3, [r7, #32] 80073ee: 2b00 cmp r3, #0 80073f0: f000 80ac beq.w 800754c pcb->persist_cnt = 0; 80073f4: 6afb ldr r3, [r7, #44] ; 0x2c 80073f6: 2200 movs r2, #0 80073f8: f883 2098 strb.w r2, [r3, #152] ; 0x98 if (pcb->persist_backoff < sizeof(tcp_persist_backoff)) { 80073fc: 6afb ldr r3, [r7, #44] ; 0x2c 80073fe: f893 3099 ldrb.w r3, [r3, #153] ; 0x99 8007402: 2b06 cmp r3, #6 8007404: f200 80a2 bhi.w 800754c pcb->persist_backoff++; 8007408: 6afb ldr r3, [r7, #44] ; 0x2c 800740a: f893 3099 ldrb.w r3, [r3, #153] ; 0x99 800740e: 3301 adds r3, #1 8007410: b2da uxtb r2, r3 8007412: 6afb ldr r3, [r7, #44] ; 0x2c 8007414: f883 2099 strb.w r2, [r3, #153] ; 0x99 8007418: e098 b.n 800754c } } } } else { /* Increase the retransmission timer if it is running */ if ((pcb->rtime >= 0) && (pcb->rtime < 0x7FFF)) { 800741a: 6afb ldr r3, [r7, #44] ; 0x2c 800741c: f9b3 3030 ldrsh.w r3, [r3, #48] ; 0x30 8007420: 2b00 cmp r3, #0 8007422: db0f blt.n 8007444 8007424: 6afb ldr r3, [r7, #44] ; 0x2c 8007426: f9b3 3030 ldrsh.w r3, [r3, #48] ; 0x30 800742a: f647 72ff movw r2, #32767 ; 0x7fff 800742e: 4293 cmp r3, r2 8007430: d008 beq.n 8007444 ++pcb->rtime; 8007432: 6afb ldr r3, [r7, #44] ; 0x2c 8007434: f9b3 3030 ldrsh.w r3, [r3, #48] ; 0x30 8007438: b29b uxth r3, r3 800743a: 3301 adds r3, #1 800743c: b29b uxth r3, r3 800743e: b21a sxth r2, r3 8007440: 6afb ldr r3, [r7, #44] ; 0x2c 8007442: 861a strh r2, [r3, #48] ; 0x30 } if (pcb->rtime >= pcb->rto) { 8007444: 6afb ldr r3, [r7, #44] ; 0x2c 8007446: f9b3 2030 ldrsh.w r2, [r3, #48] ; 0x30 800744a: 6afb ldr r3, [r7, #44] ; 0x2c 800744c: f9b3 3040 ldrsh.w r3, [r3, #64] ; 0x40 8007450: 429a cmp r2, r3 8007452: db7b blt.n 800754c " pcb->rto %"S16_F"\n", pcb->rtime, pcb->rto)); /* If prepare phase fails but we have unsent data but no unacked data, still execute the backoff calculations below, as this means we somehow failed to send segment. */ if ((tcp_rexmit_rto_prepare(pcb) == ERR_OK) || ((pcb->unacked == NULL) && (pcb->unsent != NULL))) { 8007454: 6af8 ldr r0, [r7, #44] ; 0x2c 8007456: f004 f825 bl 800b4a4 800745a: 4603 mov r3, r0 800745c: 2b00 cmp r3, #0 800745e: d007 beq.n 8007470 8007460: 6afb ldr r3, [r7, #44] ; 0x2c 8007462: 6f1b ldr r3, [r3, #112] ; 0x70 8007464: 2b00 cmp r3, #0 8007466: d171 bne.n 800754c 8007468: 6afb ldr r3, [r7, #44] ; 0x2c 800746a: 6edb ldr r3, [r3, #108] ; 0x6c 800746c: 2b00 cmp r3, #0 800746e: d06d beq.n 800754c /* Double retransmission time-out unless we are trying to * connect to somebody (i.e., we are in SYN_SENT). */ if (pcb->state != SYN_SENT) { 8007470: 6afb ldr r3, [r7, #44] ; 0x2c 8007472: 7d1b ldrb r3, [r3, #20] 8007474: 2b02 cmp r3, #2 8007476: d03a beq.n 80074ee u8_t backoff_idx = LWIP_MIN(pcb->nrtx, sizeof(tcp_backoff) - 1); 8007478: 6afb ldr r3, [r7, #44] ; 0x2c 800747a: f893 3042 ldrb.w r3, [r3, #66] ; 0x42 800747e: 2b0c cmp r3, #12 8007480: bf28 it cs 8007482: 230c movcs r3, #12 8007484: 76fb strb r3, [r7, #27] int calc_rto = ((pcb->sa >> 3) + pcb->sv) << tcp_backoff[backoff_idx]; 8007486: 6afb ldr r3, [r7, #44] ; 0x2c 8007488: f9b3 303c ldrsh.w r3, [r3, #60] ; 0x3c 800748c: 10db asrs r3, r3, #3 800748e: b21b sxth r3, r3 8007490: 461a mov r2, r3 8007492: 6afb ldr r3, [r7, #44] ; 0x2c 8007494: f9b3 303e ldrsh.w r3, [r3, #62] ; 0x3e 8007498: 4413 add r3, r2 800749a: 7efa ldrb r2, [r7, #27] 800749c: 4910 ldr r1, [pc, #64] ; (80074e0 ) 800749e: 5c8a ldrb r2, [r1, r2] 80074a0: 4093 lsls r3, r2 80074a2: 617b str r3, [r7, #20] pcb->rto = (s16_t)LWIP_MIN(calc_rto, 0x7FFF); 80074a4: 697b ldr r3, [r7, #20] 80074a6: f647 72fe movw r2, #32766 ; 0x7ffe 80074aa: 4293 cmp r3, r2 80074ac: dc1a bgt.n 80074e4 80074ae: 697b ldr r3, [r7, #20] 80074b0: b21a sxth r2, r3 80074b2: e019 b.n 80074e8 80074b4: 200099d4 .word 0x200099d4 80074b8: 200099ea .word 0x200099ea 80074bc: 200099e0 .word 0x200099e0 80074c0: 080166ac .word 0x080166ac 80074c4: 080169f0 .word 0x080169f0 80074c8: 080166f0 .word 0x080166f0 80074cc: 08016a1c .word 0x08016a1c 80074d0: 08016a48 .word 0x08016a48 80074d4: 08016a78 .word 0x08016a78 80074d8: 08016aac .word 0x08016aac 80074dc: 08018a8c .word 0x08018a8c 80074e0: 08018a7c .word 0x08018a7c 80074e4: f647 72ff movw r2, #32767 ; 0x7fff 80074e8: 6afb ldr r3, [r7, #44] ; 0x2c 80074ea: f8a3 2040 strh.w r2, [r3, #64] ; 0x40 } /* Reset the retransmission timer. */ pcb->rtime = 0; 80074ee: 6afb ldr r3, [r7, #44] ; 0x2c 80074f0: 2200 movs r2, #0 80074f2: 861a strh r2, [r3, #48] ; 0x30 /* Reduce congestion window and ssthresh. */ eff_wnd = LWIP_MIN(pcb->cwnd, pcb->snd_wnd); 80074f4: 6afb ldr r3, [r7, #44] ; 0x2c 80074f6: f8b3 2060 ldrh.w r2, [r3, #96] ; 0x60 80074fa: 6afb ldr r3, [r7, #44] ; 0x2c 80074fc: f8b3 3048 ldrh.w r3, [r3, #72] ; 0x48 8007500: 4293 cmp r3, r2 8007502: bf28 it cs 8007504: 4613 movcs r3, r2 8007506: 827b strh r3, [r7, #18] pcb->ssthresh = eff_wnd >> 1; 8007508: 8a7b ldrh r3, [r7, #18] 800750a: 085b lsrs r3, r3, #1 800750c: b29a uxth r2, r3 800750e: 6afb ldr r3, [r7, #44] ; 0x2c 8007510: f8a3 204a strh.w r2, [r3, #74] ; 0x4a if (pcb->ssthresh < (tcpwnd_size_t)(pcb->mss << 1)) { 8007514: 6afb ldr r3, [r7, #44] ; 0x2c 8007516: f8b3 204a ldrh.w r2, [r3, #74] ; 0x4a 800751a: 6afb ldr r3, [r7, #44] ; 0x2c 800751c: 8e5b ldrh r3, [r3, #50] ; 0x32 800751e: 005b lsls r3, r3, #1 8007520: b29b uxth r3, r3 8007522: 429a cmp r2, r3 8007524: d206 bcs.n 8007534 pcb->ssthresh = (tcpwnd_size_t)(pcb->mss << 1); 8007526: 6afb ldr r3, [r7, #44] ; 0x2c 8007528: 8e5b ldrh r3, [r3, #50] ; 0x32 800752a: 005b lsls r3, r3, #1 800752c: b29a uxth r2, r3 800752e: 6afb ldr r3, [r7, #44] ; 0x2c 8007530: f8a3 204a strh.w r2, [r3, #74] ; 0x4a } pcb->cwnd = pcb->mss; 8007534: 6afb ldr r3, [r7, #44] ; 0x2c 8007536: 8e5a ldrh r2, [r3, #50] ; 0x32 8007538: 6afb ldr r3, [r7, #44] ; 0x2c 800753a: f8a3 2048 strh.w r2, [r3, #72] ; 0x48 LWIP_DEBUGF(TCP_CWND_DEBUG, ("tcp_slowtmr: cwnd %"TCPWNDSIZE_F " ssthresh %"TCPWNDSIZE_F"\n", pcb->cwnd, pcb->ssthresh)); pcb->bytes_acked = 0; 800753e: 6afb ldr r3, [r7, #44] ; 0x2c 8007540: 2200 movs r2, #0 8007542: f8a3 206a strh.w r2, [r3, #106] ; 0x6a /* The following needs to be called AFTER cwnd is set to one mss - STJ */ tcp_rexmit_rto_commit(pcb); 8007546: 6af8 ldr r0, [r7, #44] ; 0x2c 8007548: f004 f81c bl 800b584 } } } } /* Check if this PCB has stayed too long in FIN-WAIT-2 */ if (pcb->state == FIN_WAIT_2) { 800754c: 6afb ldr r3, [r7, #44] ; 0x2c 800754e: 7d1b ldrb r3, [r3, #20] 8007550: 2b06 cmp r3, #6 8007552: d111 bne.n 8007578 /* If this PCB is in FIN_WAIT_2 because of SHUT_WR don't let it time out. */ if (pcb->flags & TF_RXCLOSED) { 8007554: 6afb ldr r3, [r7, #44] ; 0x2c 8007556: 8b5b ldrh r3, [r3, #26] 8007558: f003 0310 and.w r3, r3, #16 800755c: 2b00 cmp r3, #0 800755e: d00b beq.n 8007578 /* PCB was fully closed (either through close() or SHUT_RDWR): normal FIN-WAIT timeout handling. */ if ((u32_t)(tcp_ticks - pcb->tmr) > 8007560: 4b9d ldr r3, [pc, #628] ; (80077d8 ) 8007562: 681a ldr r2, [r3, #0] 8007564: 6afb ldr r3, [r7, #44] ; 0x2c 8007566: 6a1b ldr r3, [r3, #32] 8007568: 1ad3 subs r3, r2, r3 800756a: 2b28 cmp r3, #40 ; 0x28 800756c: d904 bls.n 8007578 TCP_FIN_WAIT_TIMEOUT / TCP_SLOW_INTERVAL) { ++pcb_remove; 800756e: f897 3027 ldrb.w r3, [r7, #39] ; 0x27 8007572: 3301 adds r3, #1 8007574: f887 3027 strb.w r3, [r7, #39] ; 0x27 } } } /* Check if KEEPALIVE should be sent */ if (ip_get_option(pcb, SOF_KEEPALIVE) && 8007578: 6afb ldr r3, [r7, #44] ; 0x2c 800757a: 7a5b ldrb r3, [r3, #9] 800757c: f003 0308 and.w r3, r3, #8 8007580: 2b00 cmp r3, #0 8007582: d04c beq.n 800761e ((pcb->state == ESTABLISHED) || 8007584: 6afb ldr r3, [r7, #44] ; 0x2c 8007586: 7d1b ldrb r3, [r3, #20] if (ip_get_option(pcb, SOF_KEEPALIVE) && 8007588: 2b04 cmp r3, #4 800758a: d003 beq.n 8007594 (pcb->state == CLOSE_WAIT))) { 800758c: 6afb ldr r3, [r7, #44] ; 0x2c 800758e: 7d1b ldrb r3, [r3, #20] ((pcb->state == ESTABLISHED) || 8007590: 2b07 cmp r3, #7 8007592: d144 bne.n 800761e if ((u32_t)(tcp_ticks - pcb->tmr) > 8007594: 4b90 ldr r3, [pc, #576] ; (80077d8 ) 8007596: 681a ldr r2, [r3, #0] 8007598: 6afb ldr r3, [r7, #44] ; 0x2c 800759a: 6a1b ldr r3, [r3, #32] 800759c: 1ad2 subs r2, r2, r3 (pcb->keep_idle + TCP_KEEP_DUR(pcb)) / TCP_SLOW_INTERVAL) { 800759e: 6afb ldr r3, [r7, #44] ; 0x2c 80075a0: f8d3 3094 ldr.w r3, [r3, #148] ; 0x94 80075a4: f503 2324 add.w r3, r3, #671744 ; 0xa4000 80075a8: f603 43b8 addw r3, r3, #3256 ; 0xcb8 80075ac: 498b ldr r1, [pc, #556] ; (80077dc ) 80075ae: fba1 1303 umull r1, r3, r1, r3 80075b2: 095b lsrs r3, r3, #5 if ((u32_t)(tcp_ticks - pcb->tmr) > 80075b4: 429a cmp r2, r3 80075b6: d90a bls.n 80075ce LWIP_DEBUGF(TCP_DEBUG, ("tcp_slowtmr: KEEPALIVE timeout. Aborting connection to ")); ip_addr_debug_print_val(TCP_DEBUG, pcb->remote_ip); LWIP_DEBUGF(TCP_DEBUG, ("\n")); ++pcb_remove; 80075b8: f897 3027 ldrb.w r3, [r7, #39] ; 0x27 80075bc: 3301 adds r3, #1 80075be: f887 3027 strb.w r3, [r7, #39] ; 0x27 ++pcb_reset; 80075c2: f897 3026 ldrb.w r3, [r7, #38] ; 0x26 80075c6: 3301 adds r3, #1 80075c8: f887 3026 strb.w r3, [r7, #38] ; 0x26 80075cc: e027 b.n 800761e } else if ((u32_t)(tcp_ticks - pcb->tmr) > 80075ce: 4b82 ldr r3, [pc, #520] ; (80077d8 ) 80075d0: 681a ldr r2, [r3, #0] 80075d2: 6afb ldr r3, [r7, #44] ; 0x2c 80075d4: 6a1b ldr r3, [r3, #32] 80075d6: 1ad2 subs r2, r2, r3 (pcb->keep_idle + pcb->keep_cnt_sent * TCP_KEEP_INTVL(pcb)) 80075d8: 6afb ldr r3, [r7, #44] ; 0x2c 80075da: f8d3 1094 ldr.w r1, [r3, #148] ; 0x94 80075de: 6afb ldr r3, [r7, #44] ; 0x2c 80075e0: f893 309b ldrb.w r3, [r3, #155] ; 0x9b 80075e4: 4618 mov r0, r3 80075e6: 4b7e ldr r3, [pc, #504] ; (80077e0 ) 80075e8: fb00 f303 mul.w r3, r0, r3 80075ec: 440b add r3, r1 / TCP_SLOW_INTERVAL) { 80075ee: 497b ldr r1, [pc, #492] ; (80077dc ) 80075f0: fba1 1303 umull r1, r3, r1, r3 80075f4: 095b lsrs r3, r3, #5 } else if ((u32_t)(tcp_ticks - pcb->tmr) > 80075f6: 429a cmp r2, r3 80075f8: d911 bls.n 800761e err = tcp_keepalive(pcb); 80075fa: 6af8 ldr r0, [r7, #44] ; 0x2c 80075fc: f004 fac8 bl 800bb90 8007600: 4603 mov r3, r0 8007602: f887 3025 strb.w r3, [r7, #37] ; 0x25 if (err == ERR_OK) { 8007606: f997 3025 ldrsb.w r3, [r7, #37] ; 0x25 800760a: 2b00 cmp r3, #0 800760c: d107 bne.n 800761e pcb->keep_cnt_sent++; 800760e: 6afb ldr r3, [r7, #44] ; 0x2c 8007610: f893 309b ldrb.w r3, [r3, #155] ; 0x9b 8007614: 3301 adds r3, #1 8007616: b2da uxtb r2, r3 8007618: 6afb ldr r3, [r7, #44] ; 0x2c 800761a: f883 209b strb.w r2, [r3, #155] ; 0x9b /* If this PCB has queued out of sequence data, but has been inactive for too long, will drop the data (it will eventually be retransmitted). */ #if TCP_QUEUE_OOSEQ if (pcb->ooseq != NULL && 800761e: 6afb ldr r3, [r7, #44] ; 0x2c 8007620: 6f5b ldr r3, [r3, #116] ; 0x74 8007622: 2b00 cmp r3, #0 8007624: d011 beq.n 800764a (tcp_ticks - pcb->tmr >= (u32_t)pcb->rto * TCP_OOSEQ_TIMEOUT)) { 8007626: 4b6c ldr r3, [pc, #432] ; (80077d8 ) 8007628: 681a ldr r2, [r3, #0] 800762a: 6afb ldr r3, [r7, #44] ; 0x2c 800762c: 6a1b ldr r3, [r3, #32] 800762e: 1ad2 subs r2, r2, r3 8007630: 6afb ldr r3, [r7, #44] ; 0x2c 8007632: f9b3 3040 ldrsh.w r3, [r3, #64] ; 0x40 8007636: 4619 mov r1, r3 8007638: 460b mov r3, r1 800763a: 005b lsls r3, r3, #1 800763c: 440b add r3, r1 800763e: 005b lsls r3, r3, #1 if (pcb->ooseq != NULL && 8007640: 429a cmp r2, r3 8007642: d302 bcc.n 800764a LWIP_DEBUGF(TCP_CWND_DEBUG, ("tcp_slowtmr: dropping OOSEQ queued data\n")); tcp_free_ooseq(pcb); 8007644: 6af8 ldr r0, [r7, #44] ; 0x2c 8007646: f000 fddb bl 8008200 } #endif /* TCP_QUEUE_OOSEQ */ /* Check if this PCB has stayed too long in SYN-RCVD */ if (pcb->state == SYN_RCVD) { 800764a: 6afb ldr r3, [r7, #44] ; 0x2c 800764c: 7d1b ldrb r3, [r3, #20] 800764e: 2b03 cmp r3, #3 8007650: d10b bne.n 800766a if ((u32_t)(tcp_ticks - pcb->tmr) > 8007652: 4b61 ldr r3, [pc, #388] ; (80077d8 ) 8007654: 681a ldr r2, [r3, #0] 8007656: 6afb ldr r3, [r7, #44] ; 0x2c 8007658: 6a1b ldr r3, [r3, #32] 800765a: 1ad3 subs r3, r2, r3 800765c: 2b28 cmp r3, #40 ; 0x28 800765e: d904 bls.n 800766a TCP_SYN_RCVD_TIMEOUT / TCP_SLOW_INTERVAL) { ++pcb_remove; 8007660: f897 3027 ldrb.w r3, [r7, #39] ; 0x27 8007664: 3301 adds r3, #1 8007666: f887 3027 strb.w r3, [r7, #39] ; 0x27 LWIP_DEBUGF(TCP_DEBUG, ("tcp_slowtmr: removing pcb stuck in SYN-RCVD\n")); } } /* Check if this PCB has stayed too long in LAST-ACK */ if (pcb->state == LAST_ACK) { 800766a: 6afb ldr r3, [r7, #44] ; 0x2c 800766c: 7d1b ldrb r3, [r3, #20] 800766e: 2b09 cmp r3, #9 8007670: d10b bne.n 800768a if ((u32_t)(tcp_ticks - pcb->tmr) > 2 * TCP_MSL / TCP_SLOW_INTERVAL) { 8007672: 4b59 ldr r3, [pc, #356] ; (80077d8 ) 8007674: 681a ldr r2, [r3, #0] 8007676: 6afb ldr r3, [r7, #44] ; 0x2c 8007678: 6a1b ldr r3, [r3, #32] 800767a: 1ad3 subs r3, r2, r3 800767c: 2bf0 cmp r3, #240 ; 0xf0 800767e: d904 bls.n 800768a ++pcb_remove; 8007680: f897 3027 ldrb.w r3, [r7, #39] ; 0x27 8007684: 3301 adds r3, #1 8007686: f887 3027 strb.w r3, [r7, #39] ; 0x27 LWIP_DEBUGF(TCP_DEBUG, ("tcp_slowtmr: removing pcb stuck in LAST-ACK\n")); } } /* If the PCB should be removed, do it. */ if (pcb_remove) { 800768a: f897 3027 ldrb.w r3, [r7, #39] ; 0x27 800768e: 2b00 cmp r3, #0 8007690: d060 beq.n 8007754 struct tcp_pcb *pcb2; #if LWIP_CALLBACK_API tcp_err_fn err_fn = pcb->errf; 8007692: 6afb ldr r3, [r7, #44] ; 0x2c 8007694: f8d3 3090 ldr.w r3, [r3, #144] ; 0x90 8007698: 60fb str r3, [r7, #12] #endif /* LWIP_CALLBACK_API */ void *err_arg; enum tcp_state last_state; tcp_pcb_purge(pcb); 800769a: 6af8 ldr r0, [r7, #44] ; 0x2c 800769c: f000 fbfc bl 8007e98 /* Remove PCB from tcp_active_pcbs list. */ if (prev != NULL) { 80076a0: 6abb ldr r3, [r7, #40] ; 0x28 80076a2: 2b00 cmp r3, #0 80076a4: d010 beq.n 80076c8 LWIP_ASSERT("tcp_slowtmr: middle tcp != tcp_active_pcbs", pcb != tcp_active_pcbs); 80076a6: 4b4f ldr r3, [pc, #316] ; (80077e4 ) 80076a8: 681b ldr r3, [r3, #0] 80076aa: 6afa ldr r2, [r7, #44] ; 0x2c 80076ac: 429a cmp r2, r3 80076ae: d106 bne.n 80076be 80076b0: 4b4d ldr r3, [pc, #308] ; (80077e8 ) 80076b2: f240 526d movw r2, #1389 ; 0x56d 80076b6: 494d ldr r1, [pc, #308] ; (80077ec ) 80076b8: 484d ldr r0, [pc, #308] ; (80077f0 ) 80076ba: f009 fcf5 bl 80110a8 prev->next = pcb->next; 80076be: 6afb ldr r3, [r7, #44] ; 0x2c 80076c0: 68da ldr r2, [r3, #12] 80076c2: 6abb ldr r3, [r7, #40] ; 0x28 80076c4: 60da str r2, [r3, #12] 80076c6: e00f b.n 80076e8 } else { /* This PCB was the first. */ LWIP_ASSERT("tcp_slowtmr: first pcb == tcp_active_pcbs", tcp_active_pcbs == pcb); 80076c8: 4b46 ldr r3, [pc, #280] ; (80077e4 ) 80076ca: 681b ldr r3, [r3, #0] 80076cc: 6afa ldr r2, [r7, #44] ; 0x2c 80076ce: 429a cmp r2, r3 80076d0: d006 beq.n 80076e0 80076d2: 4b45 ldr r3, [pc, #276] ; (80077e8 ) 80076d4: f240 5271 movw r2, #1393 ; 0x571 80076d8: 4946 ldr r1, [pc, #280] ; (80077f4 ) 80076da: 4845 ldr r0, [pc, #276] ; (80077f0 ) 80076dc: f009 fce4 bl 80110a8 tcp_active_pcbs = pcb->next; 80076e0: 6afb ldr r3, [r7, #44] ; 0x2c 80076e2: 68db ldr r3, [r3, #12] 80076e4: 4a3f ldr r2, [pc, #252] ; (80077e4 ) 80076e6: 6013 str r3, [r2, #0] } if (pcb_reset) { 80076e8: f897 3026 ldrb.w r3, [r7, #38] ; 0x26 80076ec: 2b00 cmp r3, #0 80076ee: d013 beq.n 8007718 tcp_rst(pcb, pcb->snd_nxt, pcb->rcv_nxt, &pcb->local_ip, &pcb->remote_ip, 80076f0: 6afb ldr r3, [r7, #44] ; 0x2c 80076f2: 6d18 ldr r0, [r3, #80] ; 0x50 80076f4: 6afb ldr r3, [r7, #44] ; 0x2c 80076f6: 6a5c ldr r4, [r3, #36] ; 0x24 80076f8: 6afd ldr r5, [r7, #44] ; 0x2c 80076fa: 6afb ldr r3, [r7, #44] ; 0x2c 80076fc: 3304 adds r3, #4 80076fe: 6afa ldr r2, [r7, #44] ; 0x2c 8007700: 8ad2 ldrh r2, [r2, #22] 8007702: 6af9 ldr r1, [r7, #44] ; 0x2c 8007704: 8b09 ldrh r1, [r1, #24] 8007706: 9102 str r1, [sp, #8] 8007708: 9201 str r2, [sp, #4] 800770a: 9300 str r3, [sp, #0] 800770c: 462b mov r3, r5 800770e: 4622 mov r2, r4 8007710: 4601 mov r1, r0 8007712: 6af8 ldr r0, [r7, #44] ; 0x2c 8007714: f004 f988 bl 800ba28 pcb->local_port, pcb->remote_port); } err_arg = pcb->callback_arg; 8007718: 6afb ldr r3, [r7, #44] ; 0x2c 800771a: 691b ldr r3, [r3, #16] 800771c: 60bb str r3, [r7, #8] last_state = pcb->state; 800771e: 6afb ldr r3, [r7, #44] ; 0x2c 8007720: 7d1b ldrb r3, [r3, #20] 8007722: 71fb strb r3, [r7, #7] pcb2 = pcb; 8007724: 6afb ldr r3, [r7, #44] ; 0x2c 8007726: 603b str r3, [r7, #0] pcb = pcb->next; 8007728: 6afb ldr r3, [r7, #44] ; 0x2c 800772a: 68db ldr r3, [r3, #12] 800772c: 62fb str r3, [r7, #44] ; 0x2c tcp_free(pcb2); 800772e: 6838 ldr r0, [r7, #0] 8007730: f7ff f9f2 bl 8006b18 tcp_active_pcbs_changed = 0; 8007734: 4b30 ldr r3, [pc, #192] ; (80077f8 ) 8007736: 2200 movs r2, #0 8007738: 701a strb r2, [r3, #0] TCP_EVENT_ERR(last_state, err_fn, err_arg, ERR_ABRT); 800773a: 68fb ldr r3, [r7, #12] 800773c: 2b00 cmp r3, #0 800773e: d004 beq.n 800774a 8007740: 68fb ldr r3, [r7, #12] 8007742: f06f 010c mvn.w r1, #12 8007746: 68b8 ldr r0, [r7, #8] 8007748: 4798 blx r3 if (tcp_active_pcbs_changed) { 800774a: 4b2b ldr r3, [pc, #172] ; (80077f8 ) 800774c: 781b ldrb r3, [r3, #0] 800774e: 2b00 cmp r3, #0 8007750: d037 beq.n 80077c2 goto tcp_slowtmr_start; 8007752: e590 b.n 8007276 } } else { /* get the 'next' element now and work with 'prev' below (in case of abort) */ prev = pcb; 8007754: 6afb ldr r3, [r7, #44] ; 0x2c 8007756: 62bb str r3, [r7, #40] ; 0x28 pcb = pcb->next; 8007758: 6afb ldr r3, [r7, #44] ; 0x2c 800775a: 68db ldr r3, [r3, #12] 800775c: 62fb str r3, [r7, #44] ; 0x2c /* We check if we should poll the connection. */ ++prev->polltmr; 800775e: 6abb ldr r3, [r7, #40] ; 0x28 8007760: 7f1b ldrb r3, [r3, #28] 8007762: 3301 adds r3, #1 8007764: b2da uxtb r2, r3 8007766: 6abb ldr r3, [r7, #40] ; 0x28 8007768: 771a strb r2, [r3, #28] if (prev->polltmr >= prev->pollinterval) { 800776a: 6abb ldr r3, [r7, #40] ; 0x28 800776c: 7f1a ldrb r2, [r3, #28] 800776e: 6abb ldr r3, [r7, #40] ; 0x28 8007770: 7f5b ldrb r3, [r3, #29] 8007772: 429a cmp r2, r3 8007774: d325 bcc.n 80077c2 prev->polltmr = 0; 8007776: 6abb ldr r3, [r7, #40] ; 0x28 8007778: 2200 movs r2, #0 800777a: 771a strb r2, [r3, #28] LWIP_DEBUGF(TCP_DEBUG, ("tcp_slowtmr: polling application\n")); tcp_active_pcbs_changed = 0; 800777c: 4b1e ldr r3, [pc, #120] ; (80077f8 ) 800777e: 2200 movs r2, #0 8007780: 701a strb r2, [r3, #0] TCP_EVENT_POLL(prev, err); 8007782: 6abb ldr r3, [r7, #40] ; 0x28 8007784: f8d3 308c ldr.w r3, [r3, #140] ; 0x8c 8007788: 2b00 cmp r3, #0 800778a: d00b beq.n 80077a4 800778c: 6abb ldr r3, [r7, #40] ; 0x28 800778e: f8d3 308c ldr.w r3, [r3, #140] ; 0x8c 8007792: 6aba ldr r2, [r7, #40] ; 0x28 8007794: 6912 ldr r2, [r2, #16] 8007796: 6ab9 ldr r1, [r7, #40] ; 0x28 8007798: 4610 mov r0, r2 800779a: 4798 blx r3 800779c: 4603 mov r3, r0 800779e: f887 3025 strb.w r3, [r7, #37] ; 0x25 80077a2: e002 b.n 80077aa 80077a4: 2300 movs r3, #0 80077a6: f887 3025 strb.w r3, [r7, #37] ; 0x25 if (tcp_active_pcbs_changed) { 80077aa: 4b13 ldr r3, [pc, #76] ; (80077f8 ) 80077ac: 781b ldrb r3, [r3, #0] 80077ae: 2b00 cmp r3, #0 80077b0: d000 beq.n 80077b4 goto tcp_slowtmr_start; 80077b2: e560 b.n 8007276 } /* if err == ERR_ABRT, 'prev' is already deallocated */ if (err == ERR_OK) { 80077b4: f997 3025 ldrsb.w r3, [r7, #37] ; 0x25 80077b8: 2b00 cmp r3, #0 80077ba: d102 bne.n 80077c2 tcp_output(prev); 80077bc: 6ab8 ldr r0, [r7, #40] ; 0x28 80077be: f003 fb7f bl 800aec0 while (pcb != NULL) { 80077c2: 6afb ldr r3, [r7, #44] ; 0x2c 80077c4: 2b00 cmp r3, #0 80077c6: f47f ad5c bne.w 8007282 } } /* Steps through all of the TIME-WAIT PCBs. */ prev = NULL; 80077ca: 2300 movs r3, #0 80077cc: 62bb str r3, [r7, #40] ; 0x28 pcb = tcp_tw_pcbs; 80077ce: 4b0b ldr r3, [pc, #44] ; (80077fc ) 80077d0: 681b ldr r3, [r3, #0] 80077d2: 62fb str r3, [r7, #44] ; 0x2c while (pcb != NULL) { 80077d4: e067 b.n 80078a6 80077d6: bf00 nop 80077d8: 200099d4 .word 0x200099d4 80077dc: 10624dd3 .word 0x10624dd3 80077e0: 000124f8 .word 0x000124f8 80077e4: 200099e0 .word 0x200099e0 80077e8: 080166ac .word 0x080166ac 80077ec: 08016ae4 .word 0x08016ae4 80077f0: 080166f0 .word 0x080166f0 80077f4: 08016b10 .word 0x08016b10 80077f8: 200099e8 .word 0x200099e8 80077fc: 200099e4 .word 0x200099e4 LWIP_ASSERT("tcp_slowtmr: TIME-WAIT pcb->state == TIME-WAIT", pcb->state == TIME_WAIT); 8007800: 6afb ldr r3, [r7, #44] ; 0x2c 8007802: 7d1b ldrb r3, [r3, #20] 8007804: 2b0a cmp r3, #10 8007806: d006 beq.n 8007816 8007808: 4b2b ldr r3, [pc, #172] ; (80078b8 ) 800780a: f240 52a1 movw r2, #1441 ; 0x5a1 800780e: 492b ldr r1, [pc, #172] ; (80078bc ) 8007810: 482b ldr r0, [pc, #172] ; (80078c0 ) 8007812: f009 fc49 bl 80110a8 pcb_remove = 0; 8007816: 2300 movs r3, #0 8007818: f887 3027 strb.w r3, [r7, #39] ; 0x27 /* Check if this PCB has stayed long enough in TIME-WAIT */ if ((u32_t)(tcp_ticks - pcb->tmr) > 2 * TCP_MSL / TCP_SLOW_INTERVAL) { 800781c: 4b29 ldr r3, [pc, #164] ; (80078c4 ) 800781e: 681a ldr r2, [r3, #0] 8007820: 6afb ldr r3, [r7, #44] ; 0x2c 8007822: 6a1b ldr r3, [r3, #32] 8007824: 1ad3 subs r3, r2, r3 8007826: 2bf0 cmp r3, #240 ; 0xf0 8007828: d904 bls.n 8007834 ++pcb_remove; 800782a: f897 3027 ldrb.w r3, [r7, #39] ; 0x27 800782e: 3301 adds r3, #1 8007830: f887 3027 strb.w r3, [r7, #39] ; 0x27 } /* If the PCB should be removed, do it. */ if (pcb_remove) { 8007834: f897 3027 ldrb.w r3, [r7, #39] ; 0x27 8007838: 2b00 cmp r3, #0 800783a: d02f beq.n 800789c struct tcp_pcb *pcb2; tcp_pcb_purge(pcb); 800783c: 6af8 ldr r0, [r7, #44] ; 0x2c 800783e: f000 fb2b bl 8007e98 /* Remove PCB from tcp_tw_pcbs list. */ if (prev != NULL) { 8007842: 6abb ldr r3, [r7, #40] ; 0x28 8007844: 2b00 cmp r3, #0 8007846: d010 beq.n 800786a LWIP_ASSERT("tcp_slowtmr: middle tcp != tcp_tw_pcbs", pcb != tcp_tw_pcbs); 8007848: 4b1f ldr r3, [pc, #124] ; (80078c8 ) 800784a: 681b ldr r3, [r3, #0] 800784c: 6afa ldr r2, [r7, #44] ; 0x2c 800784e: 429a cmp r2, r3 8007850: d106 bne.n 8007860 8007852: 4b19 ldr r3, [pc, #100] ; (80078b8 ) 8007854: f240 52af movw r2, #1455 ; 0x5af 8007858: 491c ldr r1, [pc, #112] ; (80078cc ) 800785a: 4819 ldr r0, [pc, #100] ; (80078c0 ) 800785c: f009 fc24 bl 80110a8 prev->next = pcb->next; 8007860: 6afb ldr r3, [r7, #44] ; 0x2c 8007862: 68da ldr r2, [r3, #12] 8007864: 6abb ldr r3, [r7, #40] ; 0x28 8007866: 60da str r2, [r3, #12] 8007868: e00f b.n 800788a } else { /* This PCB was the first. */ LWIP_ASSERT("tcp_slowtmr: first pcb == tcp_tw_pcbs", tcp_tw_pcbs == pcb); 800786a: 4b17 ldr r3, [pc, #92] ; (80078c8 ) 800786c: 681b ldr r3, [r3, #0] 800786e: 6afa ldr r2, [r7, #44] ; 0x2c 8007870: 429a cmp r2, r3 8007872: d006 beq.n 8007882 8007874: 4b10 ldr r3, [pc, #64] ; (80078b8 ) 8007876: f240 52b3 movw r2, #1459 ; 0x5b3 800787a: 4915 ldr r1, [pc, #84] ; (80078d0 ) 800787c: 4810 ldr r0, [pc, #64] ; (80078c0 ) 800787e: f009 fc13 bl 80110a8 tcp_tw_pcbs = pcb->next; 8007882: 6afb ldr r3, [r7, #44] ; 0x2c 8007884: 68db ldr r3, [r3, #12] 8007886: 4a10 ldr r2, [pc, #64] ; (80078c8 ) 8007888: 6013 str r3, [r2, #0] } pcb2 = pcb; 800788a: 6afb ldr r3, [r7, #44] ; 0x2c 800788c: 61fb str r3, [r7, #28] pcb = pcb->next; 800788e: 6afb ldr r3, [r7, #44] ; 0x2c 8007890: 68db ldr r3, [r3, #12] 8007892: 62fb str r3, [r7, #44] ; 0x2c tcp_free(pcb2); 8007894: 69f8 ldr r0, [r7, #28] 8007896: f7ff f93f bl 8006b18 800789a: e004 b.n 80078a6 } else { prev = pcb; 800789c: 6afb ldr r3, [r7, #44] ; 0x2c 800789e: 62bb str r3, [r7, #40] ; 0x28 pcb = pcb->next; 80078a0: 6afb ldr r3, [r7, #44] ; 0x2c 80078a2: 68db ldr r3, [r3, #12] 80078a4: 62fb str r3, [r7, #44] ; 0x2c while (pcb != NULL) { 80078a6: 6afb ldr r3, [r7, #44] ; 0x2c 80078a8: 2b00 cmp r3, #0 80078aa: d1a9 bne.n 8007800 } } } 80078ac: bf00 nop 80078ae: bf00 nop 80078b0: 3730 adds r7, #48 ; 0x30 80078b2: 46bd mov sp, r7 80078b4: bdb0 pop {r4, r5, r7, pc} 80078b6: bf00 nop 80078b8: 080166ac .word 0x080166ac 80078bc: 08016b3c .word 0x08016b3c 80078c0: 080166f0 .word 0x080166f0 80078c4: 200099d4 .word 0x200099d4 80078c8: 200099e4 .word 0x200099e4 80078cc: 08016b6c .word 0x08016b6c 80078d0: 08016b94 .word 0x08016b94 080078d4 : * * Automatically called from tcp_tmr(). */ void tcp_fasttmr(void) { 80078d4: b580 push {r7, lr} 80078d6: b082 sub sp, #8 80078d8: af00 add r7, sp, #0 struct tcp_pcb *pcb; ++tcp_timer_ctr; 80078da: 4b2d ldr r3, [pc, #180] ; (8007990 ) 80078dc: 781b ldrb r3, [r3, #0] 80078de: 3301 adds r3, #1 80078e0: b2da uxtb r2, r3 80078e2: 4b2b ldr r3, [pc, #172] ; (8007990 ) 80078e4: 701a strb r2, [r3, #0] tcp_fasttmr_start: pcb = tcp_active_pcbs; 80078e6: 4b2b ldr r3, [pc, #172] ; (8007994 ) 80078e8: 681b ldr r3, [r3, #0] 80078ea: 607b str r3, [r7, #4] while (pcb != NULL) { 80078ec: e048 b.n 8007980 if (pcb->last_timer != tcp_timer_ctr) { 80078ee: 687b ldr r3, [r7, #4] 80078f0: 7f9a ldrb r2, [r3, #30] 80078f2: 4b27 ldr r3, [pc, #156] ; (8007990 ) 80078f4: 781b ldrb r3, [r3, #0] 80078f6: 429a cmp r2, r3 80078f8: d03f beq.n 800797a struct tcp_pcb *next; pcb->last_timer = tcp_timer_ctr; 80078fa: 4b25 ldr r3, [pc, #148] ; (8007990 ) 80078fc: 781a ldrb r2, [r3, #0] 80078fe: 687b ldr r3, [r7, #4] 8007900: 779a strb r2, [r3, #30] /* send delayed ACKs */ if (pcb->flags & TF_ACK_DELAY) { 8007902: 687b ldr r3, [r7, #4] 8007904: 8b5b ldrh r3, [r3, #26] 8007906: f003 0301 and.w r3, r3, #1 800790a: 2b00 cmp r3, #0 800790c: d010 beq.n 8007930 LWIP_DEBUGF(TCP_DEBUG, ("tcp_fasttmr: delayed ACK\n")); tcp_ack_now(pcb); 800790e: 687b ldr r3, [r7, #4] 8007910: 8b5b ldrh r3, [r3, #26] 8007912: f043 0302 orr.w r3, r3, #2 8007916: b29a uxth r2, r3 8007918: 687b ldr r3, [r7, #4] 800791a: 835a strh r2, [r3, #26] tcp_output(pcb); 800791c: 6878 ldr r0, [r7, #4] 800791e: f003 facf bl 800aec0 tcp_clear_flags(pcb, TF_ACK_DELAY | TF_ACK_NOW); 8007922: 687b ldr r3, [r7, #4] 8007924: 8b5b ldrh r3, [r3, #26] 8007926: f023 0303 bic.w r3, r3, #3 800792a: b29a uxth r2, r3 800792c: 687b ldr r3, [r7, #4] 800792e: 835a strh r2, [r3, #26] } /* send pending FIN */ if (pcb->flags & TF_CLOSEPEND) { 8007930: 687b ldr r3, [r7, #4] 8007932: 8b5b ldrh r3, [r3, #26] 8007934: f003 0308 and.w r3, r3, #8 8007938: 2b00 cmp r3, #0 800793a: d009 beq.n 8007950 LWIP_DEBUGF(TCP_DEBUG, ("tcp_fasttmr: pending FIN\n")); tcp_clear_flags(pcb, TF_CLOSEPEND); 800793c: 687b ldr r3, [r7, #4] 800793e: 8b5b ldrh r3, [r3, #26] 8007940: f023 0308 bic.w r3, r3, #8 8007944: b29a uxth r2, r3 8007946: 687b ldr r3, [r7, #4] 8007948: 835a strh r2, [r3, #26] tcp_close_shutdown_fin(pcb); 800794a: 6878 ldr r0, [r7, #4] 800794c: f7ff fa78 bl 8006e40 } next = pcb->next; 8007950: 687b ldr r3, [r7, #4] 8007952: 68db ldr r3, [r3, #12] 8007954: 603b str r3, [r7, #0] /* If there is data which was previously "refused" by upper layer */ if (pcb->refused_data != NULL) { 8007956: 687b ldr r3, [r7, #4] 8007958: 6f9b ldr r3, [r3, #120] ; 0x78 800795a: 2b00 cmp r3, #0 800795c: d00a beq.n 8007974 tcp_active_pcbs_changed = 0; 800795e: 4b0e ldr r3, [pc, #56] ; (8007998 ) 8007960: 2200 movs r2, #0 8007962: 701a strb r2, [r3, #0] tcp_process_refused_data(pcb); 8007964: 6878 ldr r0, [r7, #4] 8007966: f000 f819 bl 800799c if (tcp_active_pcbs_changed) { 800796a: 4b0b ldr r3, [pc, #44] ; (8007998 ) 800796c: 781b ldrb r3, [r3, #0] 800796e: 2b00 cmp r3, #0 8007970: d000 beq.n 8007974 /* application callback has changed the pcb list: restart the loop */ goto tcp_fasttmr_start; 8007972: e7b8 b.n 80078e6 } } pcb = next; 8007974: 683b ldr r3, [r7, #0] 8007976: 607b str r3, [r7, #4] 8007978: e002 b.n 8007980 } else { pcb = pcb->next; 800797a: 687b ldr r3, [r7, #4] 800797c: 68db ldr r3, [r3, #12] 800797e: 607b str r3, [r7, #4] while (pcb != NULL) { 8007980: 687b ldr r3, [r7, #4] 8007982: 2b00 cmp r3, #0 8007984: d1b3 bne.n 80078ee } } } 8007986: bf00 nop 8007988: bf00 nop 800798a: 3708 adds r7, #8 800798c: 46bd mov sp, r7 800798e: bd80 pop {r7, pc} 8007990: 200099ea .word 0x200099ea 8007994: 200099e0 .word 0x200099e0 8007998: 200099e8 .word 0x200099e8 0800799c : } /** Pass pcb->refused_data to the recv callback */ err_t tcp_process_refused_data(struct tcp_pcb *pcb) { 800799c: b590 push {r4, r7, lr} 800799e: b085 sub sp, #20 80079a0: af00 add r7, sp, #0 80079a2: 6078 str r0, [r7, #4] #if TCP_QUEUE_OOSEQ && LWIP_WND_SCALE struct pbuf *rest; #endif /* TCP_QUEUE_OOSEQ && LWIP_WND_SCALE */ LWIP_ERROR("tcp_process_refused_data: invalid pcb", pcb != NULL, return ERR_ARG); 80079a4: 687b ldr r3, [r7, #4] 80079a6: 2b00 cmp r3, #0 80079a8: d109 bne.n 80079be 80079aa: 4b37 ldr r3, [pc, #220] ; (8007a88 ) 80079ac: f240 6209 movw r2, #1545 ; 0x609 80079b0: 4936 ldr r1, [pc, #216] ; (8007a8c ) 80079b2: 4837 ldr r0, [pc, #220] ; (8007a90 ) 80079b4: f009 fb78 bl 80110a8 80079b8: f06f 030f mvn.w r3, #15 80079bc: e060 b.n 8007a80 #if TCP_QUEUE_OOSEQ && LWIP_WND_SCALE while (pcb->refused_data != NULL) #endif /* TCP_QUEUE_OOSEQ && LWIP_WND_SCALE */ { err_t err; u8_t refused_flags = pcb->refused_data->flags; 80079be: 687b ldr r3, [r7, #4] 80079c0: 6f9b ldr r3, [r3, #120] ; 0x78 80079c2: 7b5b ldrb r3, [r3, #13] 80079c4: 73bb strb r3, [r7, #14] /* set pcb->refused_data to NULL in case the callback frees it and then closes the pcb */ struct pbuf *refused_data = pcb->refused_data; 80079c6: 687b ldr r3, [r7, #4] 80079c8: 6f9b ldr r3, [r3, #120] ; 0x78 80079ca: 60bb str r3, [r7, #8] #if TCP_QUEUE_OOSEQ && LWIP_WND_SCALE pbuf_split_64k(refused_data, &rest); pcb->refused_data = rest; #else /* TCP_QUEUE_OOSEQ && LWIP_WND_SCALE */ pcb->refused_data = NULL; 80079cc: 687b ldr r3, [r7, #4] 80079ce: 2200 movs r2, #0 80079d0: 679a str r2, [r3, #120] ; 0x78 #endif /* TCP_QUEUE_OOSEQ && LWIP_WND_SCALE */ /* Notify again application with data previously received. */ LWIP_DEBUGF(TCP_INPUT_DEBUG, ("tcp_input: notify kept packet\n")); TCP_EVENT_RECV(pcb, refused_data, ERR_OK, err); 80079d2: 687b ldr r3, [r7, #4] 80079d4: f8d3 3084 ldr.w r3, [r3, #132] ; 0x84 80079d8: 2b00 cmp r3, #0 80079da: d00b beq.n 80079f4 80079dc: 687b ldr r3, [r7, #4] 80079de: f8d3 4084 ldr.w r4, [r3, #132] ; 0x84 80079e2: 687b ldr r3, [r7, #4] 80079e4: 6918 ldr r0, [r3, #16] 80079e6: 2300 movs r3, #0 80079e8: 68ba ldr r2, [r7, #8] 80079ea: 6879 ldr r1, [r7, #4] 80079ec: 47a0 blx r4 80079ee: 4603 mov r3, r0 80079f0: 73fb strb r3, [r7, #15] 80079f2: e007 b.n 8007a04 80079f4: 2300 movs r3, #0 80079f6: 68ba ldr r2, [r7, #8] 80079f8: 6879 ldr r1, [r7, #4] 80079fa: 2000 movs r0, #0 80079fc: f000 f8a4 bl 8007b48 8007a00: 4603 mov r3, r0 8007a02: 73fb strb r3, [r7, #15] if (err == ERR_OK) { 8007a04: f997 300f ldrsb.w r3, [r7, #15] 8007a08: 2b00 cmp r3, #0 8007a0a: d12a bne.n 8007a62 /* did refused_data include a FIN? */ if ((refused_flags & PBUF_FLAG_TCP_FIN) 8007a0c: 7bbb ldrb r3, [r7, #14] 8007a0e: f003 0320 and.w r3, r3, #32 8007a12: 2b00 cmp r3, #0 8007a14: d033 beq.n 8007a7e && (rest == NULL) #endif /* TCP_QUEUE_OOSEQ && LWIP_WND_SCALE */ ) { /* correct rcv_wnd as the application won't call tcp_recved() for the FIN's seqno */ if (pcb->rcv_wnd != TCP_WND_MAX(pcb)) { 8007a16: 687b ldr r3, [r7, #4] 8007a18: 8d1b ldrh r3, [r3, #40] ; 0x28 8007a1a: f5b3 6f06 cmp.w r3, #2144 ; 0x860 8007a1e: d005 beq.n 8007a2c pcb->rcv_wnd++; 8007a20: 687b ldr r3, [r7, #4] 8007a22: 8d1b ldrh r3, [r3, #40] ; 0x28 8007a24: 3301 adds r3, #1 8007a26: b29a uxth r2, r3 8007a28: 687b ldr r3, [r7, #4] 8007a2a: 851a strh r2, [r3, #40] ; 0x28 } TCP_EVENT_CLOSED(pcb, err); 8007a2c: 687b ldr r3, [r7, #4] 8007a2e: f8d3 3084 ldr.w r3, [r3, #132] ; 0x84 8007a32: 2b00 cmp r3, #0 8007a34: d00b beq.n 8007a4e 8007a36: 687b ldr r3, [r7, #4] 8007a38: f8d3 4084 ldr.w r4, [r3, #132] ; 0x84 8007a3c: 687b ldr r3, [r7, #4] 8007a3e: 6918 ldr r0, [r3, #16] 8007a40: 2300 movs r3, #0 8007a42: 2200 movs r2, #0 8007a44: 6879 ldr r1, [r7, #4] 8007a46: 47a0 blx r4 8007a48: 4603 mov r3, r0 8007a4a: 73fb strb r3, [r7, #15] 8007a4c: e001 b.n 8007a52 8007a4e: 2300 movs r3, #0 8007a50: 73fb strb r3, [r7, #15] if (err == ERR_ABRT) { 8007a52: f997 300f ldrsb.w r3, [r7, #15] 8007a56: f113 0f0d cmn.w r3, #13 8007a5a: d110 bne.n 8007a7e return ERR_ABRT; 8007a5c: f06f 030c mvn.w r3, #12 8007a60: e00e b.n 8007a80 } } } else if (err == ERR_ABRT) { 8007a62: f997 300f ldrsb.w r3, [r7, #15] 8007a66: f113 0f0d cmn.w r3, #13 8007a6a: d102 bne.n 8007a72 /* if err == ERR_ABRT, 'pcb' is already deallocated */ /* Drop incoming packets because pcb is "full" (only if the incoming segment contains data). */ LWIP_DEBUGF(TCP_INPUT_DEBUG, ("tcp_input: drop incoming packets, because pcb is \"full\"\n")); return ERR_ABRT; 8007a6c: f06f 030c mvn.w r3, #12 8007a70: e006 b.n 8007a80 #if TCP_QUEUE_OOSEQ && LWIP_WND_SCALE if (rest != NULL) { pbuf_cat(refused_data, rest); } #endif /* TCP_QUEUE_OOSEQ && LWIP_WND_SCALE */ pcb->refused_data = refused_data; 8007a72: 687b ldr r3, [r7, #4] 8007a74: 68ba ldr r2, [r7, #8] 8007a76: 679a str r2, [r3, #120] ; 0x78 return ERR_INPROGRESS; 8007a78: f06f 0304 mvn.w r3, #4 8007a7c: e000 b.n 8007a80 } } return ERR_OK; 8007a7e: 2300 movs r3, #0 } 8007a80: 4618 mov r0, r3 8007a82: 3714 adds r7, #20 8007a84: 46bd mov sp, r7 8007a86: bd90 pop {r4, r7, pc} 8007a88: 080166ac .word 0x080166ac 8007a8c: 08016bbc .word 0x08016bbc 8007a90: 080166f0 .word 0x080166f0 08007a94 : * * @param seg tcp_seg list of TCP segments to free */ void tcp_segs_free(struct tcp_seg *seg) { 8007a94: b580 push {r7, lr} 8007a96: b084 sub sp, #16 8007a98: af00 add r7, sp, #0 8007a9a: 6078 str r0, [r7, #4] while (seg != NULL) { 8007a9c: e007 b.n 8007aae struct tcp_seg *next = seg->next; 8007a9e: 687b ldr r3, [r7, #4] 8007aa0: 681b ldr r3, [r3, #0] 8007aa2: 60fb str r3, [r7, #12] tcp_seg_free(seg); 8007aa4: 6878 ldr r0, [r7, #4] 8007aa6: f000 f80a bl 8007abe seg = next; 8007aaa: 68fb ldr r3, [r7, #12] 8007aac: 607b str r3, [r7, #4] while (seg != NULL) { 8007aae: 687b ldr r3, [r7, #4] 8007ab0: 2b00 cmp r3, #0 8007ab2: d1f4 bne.n 8007a9e } } 8007ab4: bf00 nop 8007ab6: bf00 nop 8007ab8: 3710 adds r7, #16 8007aba: 46bd mov sp, r7 8007abc: bd80 pop {r7, pc} 08007abe : * * @param seg single tcp_seg to free */ void tcp_seg_free(struct tcp_seg *seg) { 8007abe: b580 push {r7, lr} 8007ac0: b082 sub sp, #8 8007ac2: af00 add r7, sp, #0 8007ac4: 6078 str r0, [r7, #4] if (seg != NULL) { 8007ac6: 687b ldr r3, [r7, #4] 8007ac8: 2b00 cmp r3, #0 8007aca: d00c beq.n 8007ae6 if (seg->p != NULL) { 8007acc: 687b ldr r3, [r7, #4] 8007ace: 685b ldr r3, [r3, #4] 8007ad0: 2b00 cmp r3, #0 8007ad2: d004 beq.n 8007ade pbuf_free(seg->p); 8007ad4: 687b ldr r3, [r7, #4] 8007ad6: 685b ldr r3, [r3, #4] 8007ad8: 4618 mov r0, r3 8007ada: f7fe fd6d bl 80065b8 #if TCP_DEBUG seg->p = NULL; #endif /* TCP_DEBUG */ } memp_free(MEMP_TCP_SEG, seg); 8007ade: 6879 ldr r1, [r7, #4] 8007ae0: 2003 movs r0, #3 8007ae2: f7fd fee7 bl 80058b4 } } 8007ae6: bf00 nop 8007ae8: 3708 adds r7, #8 8007aea: 46bd mov sp, r7 8007aec: bd80 pop {r7, pc} ... 08007af0 : * @param seg the old tcp_seg * @return a copy of seg */ struct tcp_seg * tcp_seg_copy(struct tcp_seg *seg) { 8007af0: b580 push {r7, lr} 8007af2: b084 sub sp, #16 8007af4: af00 add r7, sp, #0 8007af6: 6078 str r0, [r7, #4] struct tcp_seg *cseg; LWIP_ASSERT("tcp_seg_copy: invalid seg", seg != NULL); 8007af8: 687b ldr r3, [r7, #4] 8007afa: 2b00 cmp r3, #0 8007afc: d106 bne.n 8007b0c 8007afe: 4b0f ldr r3, [pc, #60] ; (8007b3c ) 8007b00: f240 6282 movw r2, #1666 ; 0x682 8007b04: 490e ldr r1, [pc, #56] ; (8007b40 ) 8007b06: 480f ldr r0, [pc, #60] ; (8007b44 ) 8007b08: f009 face bl 80110a8 cseg = (struct tcp_seg *)memp_malloc(MEMP_TCP_SEG); 8007b0c: 2003 movs r0, #3 8007b0e: f7fd fe61 bl 80057d4 8007b12: 60f8 str r0, [r7, #12] if (cseg == NULL) { 8007b14: 68fb ldr r3, [r7, #12] 8007b16: 2b00 cmp r3, #0 8007b18: d101 bne.n 8007b1e return NULL; 8007b1a: 2300 movs r3, #0 8007b1c: e00a b.n 8007b34 } SMEMCPY((u8_t *)cseg, (const u8_t *)seg, sizeof(struct tcp_seg)); 8007b1e: 2210 movs r2, #16 8007b20: 6879 ldr r1, [r7, #4] 8007b22: 68f8 ldr r0, [r7, #12] 8007b24: f009 fa90 bl 8011048 pbuf_ref(cseg->p); 8007b28: 68fb ldr r3, [r7, #12] 8007b2a: 685b ldr r3, [r3, #4] 8007b2c: 4618 mov r0, r3 8007b2e: f7fe fde3 bl 80066f8 return cseg; 8007b32: 68fb ldr r3, [r7, #12] } 8007b34: 4618 mov r0, r3 8007b36: 3710 adds r7, #16 8007b38: 46bd mov sp, r7 8007b3a: bd80 pop {r7, pc} 8007b3c: 080166ac .word 0x080166ac 8007b40: 08016c00 .word 0x08016c00 8007b44: 080166f0 .word 0x080166f0 08007b48 : * Default receive callback that is called if the user didn't register * a recv callback for the pcb. */ err_t tcp_recv_null(void *arg, struct tcp_pcb *pcb, struct pbuf *p, err_t err) { 8007b48: b580 push {r7, lr} 8007b4a: b084 sub sp, #16 8007b4c: af00 add r7, sp, #0 8007b4e: 60f8 str r0, [r7, #12] 8007b50: 60b9 str r1, [r7, #8] 8007b52: 607a str r2, [r7, #4] 8007b54: 70fb strb r3, [r7, #3] LWIP_UNUSED_ARG(arg); LWIP_ERROR("tcp_recv_null: invalid pcb", pcb != NULL, return ERR_ARG); 8007b56: 68bb ldr r3, [r7, #8] 8007b58: 2b00 cmp r3, #0 8007b5a: d109 bne.n 8007b70 8007b5c: 4b12 ldr r3, [pc, #72] ; (8007ba8 ) 8007b5e: f44f 62d3 mov.w r2, #1688 ; 0x698 8007b62: 4912 ldr r1, [pc, #72] ; (8007bac ) 8007b64: 4812 ldr r0, [pc, #72] ; (8007bb0 ) 8007b66: f009 fa9f bl 80110a8 8007b6a: f06f 030f mvn.w r3, #15 8007b6e: e016 b.n 8007b9e if (p != NULL) { 8007b70: 687b ldr r3, [r7, #4] 8007b72: 2b00 cmp r3, #0 8007b74: d009 beq.n 8007b8a tcp_recved(pcb, p->tot_len); 8007b76: 687b ldr r3, [r7, #4] 8007b78: 891b ldrh r3, [r3, #8] 8007b7a: 4619 mov r1, r3 8007b7c: 68b8 ldr r0, [r7, #8] 8007b7e: f7ff fb19 bl 80071b4 pbuf_free(p); 8007b82: 6878 ldr r0, [r7, #4] 8007b84: f7fe fd18 bl 80065b8 8007b88: e008 b.n 8007b9c } else if (err == ERR_OK) { 8007b8a: f997 3003 ldrsb.w r3, [r7, #3] 8007b8e: 2b00 cmp r3, #0 8007b90: d104 bne.n 8007b9c return tcp_close(pcb); 8007b92: 68b8 ldr r0, [r7, #8] 8007b94: f7ff f9be bl 8006f14 8007b98: 4603 mov r3, r0 8007b9a: e000 b.n 8007b9e } return ERR_OK; 8007b9c: 2300 movs r3, #0 } 8007b9e: 4618 mov r0, r3 8007ba0: 3710 adds r7, #16 8007ba2: 46bd mov sp, r7 8007ba4: bd80 pop {r7, pc} 8007ba6: bf00 nop 8007ba8: 080166ac .word 0x080166ac 8007bac: 08016c1c .word 0x08016c1c 8007bb0: 080166f0 .word 0x080166f0 08007bb4 : * * @param prio minimum priority */ static void tcp_kill_prio(u8_t prio) { 8007bb4: b580 push {r7, lr} 8007bb6: b086 sub sp, #24 8007bb8: af00 add r7, sp, #0 8007bba: 4603 mov r3, r0 8007bbc: 71fb strb r3, [r7, #7] struct tcp_pcb *pcb, *inactive; u32_t inactivity; u8_t mprio; mprio = LWIP_MIN(TCP_PRIO_MAX, prio); 8007bbe: f997 3007 ldrsb.w r3, [r7, #7] 8007bc2: 2b00 cmp r3, #0 8007bc4: db01 blt.n 8007bca 8007bc6: 79fb ldrb r3, [r7, #7] 8007bc8: e000 b.n 8007bcc 8007bca: 237f movs r3, #127 ; 0x7f 8007bcc: 72fb strb r3, [r7, #11] /* We want to kill connections with a lower prio, so bail out if * supplied prio is 0 - there can never be a lower prio */ if (mprio == 0) { 8007bce: 7afb ldrb r3, [r7, #11] 8007bd0: 2b00 cmp r3, #0 8007bd2: d034 beq.n 8007c3e /* We only want kill connections with a lower prio, so decrement prio by one * and start searching for oldest connection with same or lower priority than mprio. * We want to find the connections with the lowest possible prio, and among * these the one with the longest inactivity time. */ mprio--; 8007bd4: 7afb ldrb r3, [r7, #11] 8007bd6: 3b01 subs r3, #1 8007bd8: 72fb strb r3, [r7, #11] inactivity = 0; 8007bda: 2300 movs r3, #0 8007bdc: 60fb str r3, [r7, #12] inactive = NULL; 8007bde: 2300 movs r3, #0 8007be0: 613b str r3, [r7, #16] for (pcb = tcp_active_pcbs; pcb != NULL; pcb = pcb->next) { 8007be2: 4b19 ldr r3, [pc, #100] ; (8007c48 ) 8007be4: 681b ldr r3, [r3, #0] 8007be6: 617b str r3, [r7, #20] 8007be8: e01f b.n 8007c2a /* lower prio is always a kill candidate */ if ((pcb->prio < mprio) || 8007bea: 697b ldr r3, [r7, #20] 8007bec: 7d5b ldrb r3, [r3, #21] 8007bee: 7afa ldrb r2, [r7, #11] 8007bf0: 429a cmp r2, r3 8007bf2: d80c bhi.n 8007c0e /* longer inactivity is also a kill candidate */ ((pcb->prio == mprio) && ((u32_t)(tcp_ticks - pcb->tmr) >= inactivity))) { 8007bf4: 697b ldr r3, [r7, #20] 8007bf6: 7d5b ldrb r3, [r3, #21] if ((pcb->prio < mprio) || 8007bf8: 7afa ldrb r2, [r7, #11] 8007bfa: 429a cmp r2, r3 8007bfc: d112 bne.n 8007c24 ((pcb->prio == mprio) && ((u32_t)(tcp_ticks - pcb->tmr) >= inactivity))) { 8007bfe: 4b13 ldr r3, [pc, #76] ; (8007c4c ) 8007c00: 681a ldr r2, [r3, #0] 8007c02: 697b ldr r3, [r7, #20] 8007c04: 6a1b ldr r3, [r3, #32] 8007c06: 1ad3 subs r3, r2, r3 8007c08: 68fa ldr r2, [r7, #12] 8007c0a: 429a cmp r2, r3 8007c0c: d80a bhi.n 8007c24 inactivity = tcp_ticks - pcb->tmr; 8007c0e: 4b0f ldr r3, [pc, #60] ; (8007c4c ) 8007c10: 681a ldr r2, [r3, #0] 8007c12: 697b ldr r3, [r7, #20] 8007c14: 6a1b ldr r3, [r3, #32] 8007c16: 1ad3 subs r3, r2, r3 8007c18: 60fb str r3, [r7, #12] inactive = pcb; 8007c1a: 697b ldr r3, [r7, #20] 8007c1c: 613b str r3, [r7, #16] mprio = pcb->prio; 8007c1e: 697b ldr r3, [r7, #20] 8007c20: 7d5b ldrb r3, [r3, #21] 8007c22: 72fb strb r3, [r7, #11] for (pcb = tcp_active_pcbs; pcb != NULL; pcb = pcb->next) { 8007c24: 697b ldr r3, [r7, #20] 8007c26: 68db ldr r3, [r3, #12] 8007c28: 617b str r3, [r7, #20] 8007c2a: 697b ldr r3, [r7, #20] 8007c2c: 2b00 cmp r3, #0 8007c2e: d1dc bne.n 8007bea } } if (inactive != NULL) { 8007c30: 693b ldr r3, [r7, #16] 8007c32: 2b00 cmp r3, #0 8007c34: d004 beq.n 8007c40 LWIP_DEBUGF(TCP_DEBUG, ("tcp_kill_prio: killing oldest PCB %p (%"S32_F")\n", (void *)inactive, inactivity)); tcp_abort(inactive); 8007c36: 6938 ldr r0, [r7, #16] 8007c38: f7ff fa56 bl 80070e8 8007c3c: e000 b.n 8007c40 return; 8007c3e: bf00 nop } } 8007c40: 3718 adds r7, #24 8007c42: 46bd mov sp, r7 8007c44: bd80 pop {r7, pc} 8007c46: bf00 nop 8007c48: 200099e0 .word 0x200099e0 8007c4c: 200099d4 .word 0x200099d4 08007c50 : * Kills the oldest connection that is in specific state. * Called from tcp_alloc() for LAST_ACK and CLOSING if no more connections are available. */ static void tcp_kill_state(enum tcp_state state) { 8007c50: b580 push {r7, lr} 8007c52: b086 sub sp, #24 8007c54: af00 add r7, sp, #0 8007c56: 4603 mov r3, r0 8007c58: 71fb strb r3, [r7, #7] struct tcp_pcb *pcb, *inactive; u32_t inactivity; LWIP_ASSERT("invalid state", (state == CLOSING) || (state == LAST_ACK)); 8007c5a: 79fb ldrb r3, [r7, #7] 8007c5c: 2b08 cmp r3, #8 8007c5e: d009 beq.n 8007c74 8007c60: 79fb ldrb r3, [r7, #7] 8007c62: 2b09 cmp r3, #9 8007c64: d006 beq.n 8007c74 8007c66: 4b1a ldr r3, [pc, #104] ; (8007cd0 ) 8007c68: f240 62dd movw r2, #1757 ; 0x6dd 8007c6c: 4919 ldr r1, [pc, #100] ; (8007cd4 ) 8007c6e: 481a ldr r0, [pc, #104] ; (8007cd8 ) 8007c70: f009 fa1a bl 80110a8 inactivity = 0; 8007c74: 2300 movs r3, #0 8007c76: 60fb str r3, [r7, #12] inactive = NULL; 8007c78: 2300 movs r3, #0 8007c7a: 613b str r3, [r7, #16] /* Go through the list of active pcbs and get the oldest pcb that is in state CLOSING/LAST_ACK. */ for (pcb = tcp_active_pcbs; pcb != NULL; pcb = pcb->next) { 8007c7c: 4b17 ldr r3, [pc, #92] ; (8007cdc ) 8007c7e: 681b ldr r3, [r3, #0] 8007c80: 617b str r3, [r7, #20] 8007c82: e017 b.n 8007cb4 if (pcb->state == state) { 8007c84: 697b ldr r3, [r7, #20] 8007c86: 7d1b ldrb r3, [r3, #20] 8007c88: 79fa ldrb r2, [r7, #7] 8007c8a: 429a cmp r2, r3 8007c8c: d10f bne.n 8007cae if ((u32_t)(tcp_ticks - pcb->tmr) >= inactivity) { 8007c8e: 4b14 ldr r3, [pc, #80] ; (8007ce0 ) 8007c90: 681a ldr r2, [r3, #0] 8007c92: 697b ldr r3, [r7, #20] 8007c94: 6a1b ldr r3, [r3, #32] 8007c96: 1ad3 subs r3, r2, r3 8007c98: 68fa ldr r2, [r7, #12] 8007c9a: 429a cmp r2, r3 8007c9c: d807 bhi.n 8007cae inactivity = tcp_ticks - pcb->tmr; 8007c9e: 4b10 ldr r3, [pc, #64] ; (8007ce0 ) 8007ca0: 681a ldr r2, [r3, #0] 8007ca2: 697b ldr r3, [r7, #20] 8007ca4: 6a1b ldr r3, [r3, #32] 8007ca6: 1ad3 subs r3, r2, r3 8007ca8: 60fb str r3, [r7, #12] inactive = pcb; 8007caa: 697b ldr r3, [r7, #20] 8007cac: 613b str r3, [r7, #16] for (pcb = tcp_active_pcbs; pcb != NULL; pcb = pcb->next) { 8007cae: 697b ldr r3, [r7, #20] 8007cb0: 68db ldr r3, [r3, #12] 8007cb2: 617b str r3, [r7, #20] 8007cb4: 697b ldr r3, [r7, #20] 8007cb6: 2b00 cmp r3, #0 8007cb8: d1e4 bne.n 8007c84 } } } if (inactive != NULL) { 8007cba: 693b ldr r3, [r7, #16] 8007cbc: 2b00 cmp r3, #0 8007cbe: d003 beq.n 8007cc8 LWIP_DEBUGF(TCP_DEBUG, ("tcp_kill_closing: killing oldest %s PCB %p (%"S32_F")\n", tcp_state_str[state], (void *)inactive, inactivity)); /* Don't send a RST, since no data is lost. */ tcp_abandon(inactive, 0); 8007cc0: 2100 movs r1, #0 8007cc2: 6938 ldr r0, [r7, #16] 8007cc4: f7ff f952 bl 8006f6c } } 8007cc8: bf00 nop 8007cca: 3718 adds r7, #24 8007ccc: 46bd mov sp, r7 8007cce: bd80 pop {r7, pc} 8007cd0: 080166ac .word 0x080166ac 8007cd4: 08016c38 .word 0x08016c38 8007cd8: 080166f0 .word 0x080166f0 8007cdc: 200099e0 .word 0x200099e0 8007ce0: 200099d4 .word 0x200099d4 08007ce4 : * Kills the oldest connection that is in TIME_WAIT state. * Called from tcp_alloc() if no more connections are available. */ static void tcp_kill_timewait(void) { 8007ce4: b580 push {r7, lr} 8007ce6: b084 sub sp, #16 8007ce8: af00 add r7, sp, #0 struct tcp_pcb *pcb, *inactive; u32_t inactivity; inactivity = 0; 8007cea: 2300 movs r3, #0 8007cec: 607b str r3, [r7, #4] inactive = NULL; 8007cee: 2300 movs r3, #0 8007cf0: 60bb str r3, [r7, #8] /* Go through the list of TIME_WAIT pcbs and get the oldest pcb. */ for (pcb = tcp_tw_pcbs; pcb != NULL; pcb = pcb->next) { 8007cf2: 4b12 ldr r3, [pc, #72] ; (8007d3c ) 8007cf4: 681b ldr r3, [r3, #0] 8007cf6: 60fb str r3, [r7, #12] 8007cf8: e012 b.n 8007d20 if ((u32_t)(tcp_ticks - pcb->tmr) >= inactivity) { 8007cfa: 4b11 ldr r3, [pc, #68] ; (8007d40 ) 8007cfc: 681a ldr r2, [r3, #0] 8007cfe: 68fb ldr r3, [r7, #12] 8007d00: 6a1b ldr r3, [r3, #32] 8007d02: 1ad3 subs r3, r2, r3 8007d04: 687a ldr r2, [r7, #4] 8007d06: 429a cmp r2, r3 8007d08: d807 bhi.n 8007d1a inactivity = tcp_ticks - pcb->tmr; 8007d0a: 4b0d ldr r3, [pc, #52] ; (8007d40 ) 8007d0c: 681a ldr r2, [r3, #0] 8007d0e: 68fb ldr r3, [r7, #12] 8007d10: 6a1b ldr r3, [r3, #32] 8007d12: 1ad3 subs r3, r2, r3 8007d14: 607b str r3, [r7, #4] inactive = pcb; 8007d16: 68fb ldr r3, [r7, #12] 8007d18: 60bb str r3, [r7, #8] for (pcb = tcp_tw_pcbs; pcb != NULL; pcb = pcb->next) { 8007d1a: 68fb ldr r3, [r7, #12] 8007d1c: 68db ldr r3, [r3, #12] 8007d1e: 60fb str r3, [r7, #12] 8007d20: 68fb ldr r3, [r7, #12] 8007d22: 2b00 cmp r3, #0 8007d24: d1e9 bne.n 8007cfa } } if (inactive != NULL) { 8007d26: 68bb ldr r3, [r7, #8] 8007d28: 2b00 cmp r3, #0 8007d2a: d002 beq.n 8007d32 LWIP_DEBUGF(TCP_DEBUG, ("tcp_kill_timewait: killing oldest TIME-WAIT PCB %p (%"S32_F")\n", (void *)inactive, inactivity)); tcp_abort(inactive); 8007d2c: 68b8 ldr r0, [r7, #8] 8007d2e: f7ff f9db bl 80070e8 } } 8007d32: bf00 nop 8007d34: 3710 adds r7, #16 8007d36: 46bd mov sp, r7 8007d38: bd80 pop {r7, pc} 8007d3a: bf00 nop 8007d3c: 200099e4 .word 0x200099e4 8007d40: 200099d4 .word 0x200099d4 08007d44 : * now send the FIN (which failed before), the pcb might be in a state that is * OK for us to now free it. */ static void tcp_handle_closepend(void) { 8007d44: b580 push {r7, lr} 8007d46: b082 sub sp, #8 8007d48: af00 add r7, sp, #0 struct tcp_pcb *pcb = tcp_active_pcbs; 8007d4a: 4b10 ldr r3, [pc, #64] ; (8007d8c ) 8007d4c: 681b ldr r3, [r3, #0] 8007d4e: 607b str r3, [r7, #4] while (pcb != NULL) { 8007d50: e014 b.n 8007d7c struct tcp_pcb *next = pcb->next; 8007d52: 687b ldr r3, [r7, #4] 8007d54: 68db ldr r3, [r3, #12] 8007d56: 603b str r3, [r7, #0] /* send pending FIN */ if (pcb->flags & TF_CLOSEPEND) { 8007d58: 687b ldr r3, [r7, #4] 8007d5a: 8b5b ldrh r3, [r3, #26] 8007d5c: f003 0308 and.w r3, r3, #8 8007d60: 2b00 cmp r3, #0 8007d62: d009 beq.n 8007d78 LWIP_DEBUGF(TCP_DEBUG, ("tcp_handle_closepend: pending FIN\n")); tcp_clear_flags(pcb, TF_CLOSEPEND); 8007d64: 687b ldr r3, [r7, #4] 8007d66: 8b5b ldrh r3, [r3, #26] 8007d68: f023 0308 bic.w r3, r3, #8 8007d6c: b29a uxth r2, r3 8007d6e: 687b ldr r3, [r7, #4] 8007d70: 835a strh r2, [r3, #26] tcp_close_shutdown_fin(pcb); 8007d72: 6878 ldr r0, [r7, #4] 8007d74: f7ff f864 bl 8006e40 } pcb = next; 8007d78: 683b ldr r3, [r7, #0] 8007d7a: 607b str r3, [r7, #4] while (pcb != NULL) { 8007d7c: 687b ldr r3, [r7, #4] 8007d7e: 2b00 cmp r3, #0 8007d80: d1e7 bne.n 8007d52 } } 8007d82: bf00 nop 8007d84: bf00 nop 8007d86: 3708 adds r7, #8 8007d88: 46bd mov sp, r7 8007d8a: bd80 pop {r7, pc} 8007d8c: 200099e0 .word 0x200099e0 08007d90 : * @param prio priority for the new pcb * @return a new tcp_pcb that initially is in state CLOSED */ struct tcp_pcb * tcp_alloc(u8_t prio) { 8007d90: b580 push {r7, lr} 8007d92: b084 sub sp, #16 8007d94: af00 add r7, sp, #0 8007d96: 4603 mov r3, r0 8007d98: 71fb strb r3, [r7, #7] struct tcp_pcb *pcb; LWIP_ASSERT_CORE_LOCKED(); pcb = (struct tcp_pcb *)memp_malloc(MEMP_TCP_PCB); 8007d9a: 2001 movs r0, #1 8007d9c: f7fd fd1a bl 80057d4 8007da0: 60f8 str r0, [r7, #12] if (pcb == NULL) { 8007da2: 68fb ldr r3, [r7, #12] 8007da4: 2b00 cmp r3, #0 8007da6: d126 bne.n 8007df6 /* Try to send FIN for all pcbs stuck in TF_CLOSEPEND first */ tcp_handle_closepend(); 8007da8: f7ff ffcc bl 8007d44 /* Try killing oldest connection in TIME-WAIT. */ LWIP_DEBUGF(TCP_DEBUG, ("tcp_alloc: killing off oldest TIME-WAIT connection\n")); tcp_kill_timewait(); 8007dac: f7ff ff9a bl 8007ce4 /* Try to allocate a tcp_pcb again. */ pcb = (struct tcp_pcb *)memp_malloc(MEMP_TCP_PCB); 8007db0: 2001 movs r0, #1 8007db2: f7fd fd0f bl 80057d4 8007db6: 60f8 str r0, [r7, #12] if (pcb == NULL) { 8007db8: 68fb ldr r3, [r7, #12] 8007dba: 2b00 cmp r3, #0 8007dbc: d11b bne.n 8007df6 /* Try killing oldest connection in LAST-ACK (these wouldn't go to TIME-WAIT). */ LWIP_DEBUGF(TCP_DEBUG, ("tcp_alloc: killing off oldest LAST-ACK connection\n")); tcp_kill_state(LAST_ACK); 8007dbe: 2009 movs r0, #9 8007dc0: f7ff ff46 bl 8007c50 /* Try to allocate a tcp_pcb again. */ pcb = (struct tcp_pcb *)memp_malloc(MEMP_TCP_PCB); 8007dc4: 2001 movs r0, #1 8007dc6: f7fd fd05 bl 80057d4 8007dca: 60f8 str r0, [r7, #12] if (pcb == NULL) { 8007dcc: 68fb ldr r3, [r7, #12] 8007dce: 2b00 cmp r3, #0 8007dd0: d111 bne.n 8007df6 /* Try killing oldest connection in CLOSING. */ LWIP_DEBUGF(TCP_DEBUG, ("tcp_alloc: killing off oldest CLOSING connection\n")); tcp_kill_state(CLOSING); 8007dd2: 2008 movs r0, #8 8007dd4: f7ff ff3c bl 8007c50 /* Try to allocate a tcp_pcb again. */ pcb = (struct tcp_pcb *)memp_malloc(MEMP_TCP_PCB); 8007dd8: 2001 movs r0, #1 8007dda: f7fd fcfb bl 80057d4 8007dde: 60f8 str r0, [r7, #12] if (pcb == NULL) { 8007de0: 68fb ldr r3, [r7, #12] 8007de2: 2b00 cmp r3, #0 8007de4: d107 bne.n 8007df6 /* Try killing oldest active connection with lower priority than the new one. */ LWIP_DEBUGF(TCP_DEBUG, ("tcp_alloc: killing oldest connection with prio lower than %d\n", prio)); tcp_kill_prio(prio); 8007de6: 79fb ldrb r3, [r7, #7] 8007de8: 4618 mov r0, r3 8007dea: f7ff fee3 bl 8007bb4 /* Try to allocate a tcp_pcb again. */ pcb = (struct tcp_pcb *)memp_malloc(MEMP_TCP_PCB); 8007dee: 2001 movs r0, #1 8007df0: f7fd fcf0 bl 80057d4 8007df4: 60f8 str r0, [r7, #12] if (pcb != NULL) { /* adjust err stats: memp_malloc failed above */ MEMP_STATS_DEC(err, MEMP_TCP_PCB); } } if (pcb != NULL) { 8007df6: 68fb ldr r3, [r7, #12] 8007df8: 2b00 cmp r3, #0 8007dfa: d03f beq.n 8007e7c /* zero out the whole pcb, so there is no need to initialize members to zero */ memset(pcb, 0, sizeof(struct tcp_pcb)); 8007dfc: 229c movs r2, #156 ; 0x9c 8007dfe: 2100 movs r1, #0 8007e00: 68f8 ldr r0, [r7, #12] 8007e02: f009 f949 bl 8011098 pcb->prio = prio; 8007e06: 68fb ldr r3, [r7, #12] 8007e08: 79fa ldrb r2, [r7, #7] 8007e0a: 755a strb r2, [r3, #21] pcb->snd_buf = TCP_SND_BUF; 8007e0c: 68fb ldr r3, [r7, #12] 8007e0e: f44f 6286 mov.w r2, #1072 ; 0x430 8007e12: f8a3 2064 strh.w r2, [r3, #100] ; 0x64 /* Start with a window that does not need scaling. When window scaling is enabled and used, the window is enlarged when both sides agree on scaling. */ pcb->rcv_wnd = pcb->rcv_ann_wnd = TCPWND_MIN16(TCP_WND); 8007e16: 68fb ldr r3, [r7, #12] 8007e18: f44f 6206 mov.w r2, #2144 ; 0x860 8007e1c: 855a strh r2, [r3, #42] ; 0x2a 8007e1e: 68fb ldr r3, [r7, #12] 8007e20: 8d5a ldrh r2, [r3, #42] ; 0x2a 8007e22: 68fb ldr r3, [r7, #12] 8007e24: 851a strh r2, [r3, #40] ; 0x28 pcb->ttl = TCP_TTL; 8007e26: 68fb ldr r3, [r7, #12] 8007e28: 22ff movs r2, #255 ; 0xff 8007e2a: 72da strb r2, [r3, #11] /* As initial send MSS, we use TCP_MSS but limit it to 536. The send MSS is updated when an MSS option is received. */ pcb->mss = INITIAL_MSS; 8007e2c: 68fb ldr r3, [r7, #12] 8007e2e: f44f 7206 mov.w r2, #536 ; 0x218 8007e32: 865a strh r2, [r3, #50] ; 0x32 pcb->rto = 3000 / TCP_SLOW_INTERVAL; 8007e34: 68fb ldr r3, [r7, #12] 8007e36: 2206 movs r2, #6 8007e38: f8a3 2040 strh.w r2, [r3, #64] ; 0x40 pcb->sv = 3000 / TCP_SLOW_INTERVAL; 8007e3c: 68fb ldr r3, [r7, #12] 8007e3e: 2206 movs r2, #6 8007e40: 87da strh r2, [r3, #62] ; 0x3e pcb->rtime = -1; 8007e42: 68fb ldr r3, [r7, #12] 8007e44: f64f 72ff movw r2, #65535 ; 0xffff 8007e48: 861a strh r2, [r3, #48] ; 0x30 pcb->cwnd = 1; 8007e4a: 68fb ldr r3, [r7, #12] 8007e4c: 2201 movs r2, #1 8007e4e: f8a3 2048 strh.w r2, [r3, #72] ; 0x48 pcb->tmr = tcp_ticks; 8007e52: 4b0d ldr r3, [pc, #52] ; (8007e88 ) 8007e54: 681a ldr r2, [r3, #0] 8007e56: 68fb ldr r3, [r7, #12] 8007e58: 621a str r2, [r3, #32] pcb->last_timer = tcp_timer_ctr; 8007e5a: 4b0c ldr r3, [pc, #48] ; (8007e8c ) 8007e5c: 781a ldrb r2, [r3, #0] 8007e5e: 68fb ldr r3, [r7, #12] 8007e60: 779a strb r2, [r3, #30] of using the largest advertised receive window. We've seen complications with receiving TCPs that use window scaling and/or window auto-tuning where the initial advertised window is very small and then grows rapidly once the connection is established. To avoid these complications, we set ssthresh to the largest effective cwnd (amount of in-flight data) that the sender can have. */ pcb->ssthresh = TCP_SND_BUF; 8007e62: 68fb ldr r3, [r7, #12] 8007e64: f44f 6286 mov.w r2, #1072 ; 0x430 8007e68: f8a3 204a strh.w r2, [r3, #74] ; 0x4a #if LWIP_CALLBACK_API pcb->recv = tcp_recv_null; 8007e6c: 68fb ldr r3, [r7, #12] 8007e6e: 4a08 ldr r2, [pc, #32] ; (8007e90 ) 8007e70: f8c3 2084 str.w r2, [r3, #132] ; 0x84 #endif /* LWIP_CALLBACK_API */ /* Init KEEPALIVE timer */ pcb->keep_idle = TCP_KEEPIDLE_DEFAULT; 8007e74: 68fb ldr r3, [r7, #12] 8007e76: 4a07 ldr r2, [pc, #28] ; (8007e94 ) 8007e78: f8c3 2094 str.w r2, [r3, #148] ; 0x94 #if LWIP_TCP_KEEPALIVE pcb->keep_intvl = TCP_KEEPINTVL_DEFAULT; pcb->keep_cnt = TCP_KEEPCNT_DEFAULT; #endif /* LWIP_TCP_KEEPALIVE */ } return pcb; 8007e7c: 68fb ldr r3, [r7, #12] } 8007e7e: 4618 mov r0, r3 8007e80: 3710 adds r7, #16 8007e82: 46bd mov sp, r7 8007e84: bd80 pop {r7, pc} 8007e86: bf00 nop 8007e88: 200099d4 .word 0x200099d4 8007e8c: 200099ea .word 0x200099ea 8007e90: 08007b49 .word 0x08007b49 8007e94: 006ddd00 .word 0x006ddd00 08007e98 : * * @param pcb tcp_pcb to purge. The pcb itself is not deallocated! */ void tcp_pcb_purge(struct tcp_pcb *pcb) { 8007e98: b580 push {r7, lr} 8007e9a: b082 sub sp, #8 8007e9c: af00 add r7, sp, #0 8007e9e: 6078 str r0, [r7, #4] LWIP_ERROR("tcp_pcb_purge: invalid pcb", pcb != NULL, return); 8007ea0: 687b ldr r3, [r7, #4] 8007ea2: 2b00 cmp r3, #0 8007ea4: d107 bne.n 8007eb6 8007ea6: 4b21 ldr r3, [pc, #132] ; (8007f2c ) 8007ea8: f640 0251 movw r2, #2129 ; 0x851 8007eac: 4920 ldr r1, [pc, #128] ; (8007f30 ) 8007eae: 4821 ldr r0, [pc, #132] ; (8007f34 ) 8007eb0: f009 f8fa bl 80110a8 8007eb4: e037 b.n 8007f26 if (pcb->state != CLOSED && 8007eb6: 687b ldr r3, [r7, #4] 8007eb8: 7d1b ldrb r3, [r3, #20] 8007eba: 2b00 cmp r3, #0 8007ebc: d033 beq.n 8007f26 pcb->state != TIME_WAIT && 8007ebe: 687b ldr r3, [r7, #4] 8007ec0: 7d1b ldrb r3, [r3, #20] if (pcb->state != CLOSED && 8007ec2: 2b0a cmp r3, #10 8007ec4: d02f beq.n 8007f26 pcb->state != LISTEN) { 8007ec6: 687b ldr r3, [r7, #4] 8007ec8: 7d1b ldrb r3, [r3, #20] pcb->state != TIME_WAIT && 8007eca: 2b01 cmp r3, #1 8007ecc: d02b beq.n 8007f26 LWIP_DEBUGF(TCP_DEBUG, ("tcp_pcb_purge\n")); tcp_backlog_accepted(pcb); if (pcb->refused_data != NULL) { 8007ece: 687b ldr r3, [r7, #4] 8007ed0: 6f9b ldr r3, [r3, #120] ; 0x78 8007ed2: 2b00 cmp r3, #0 8007ed4: d007 beq.n 8007ee6 LWIP_DEBUGF(TCP_DEBUG, ("tcp_pcb_purge: data left on ->refused_data\n")); pbuf_free(pcb->refused_data); 8007ed6: 687b ldr r3, [r7, #4] 8007ed8: 6f9b ldr r3, [r3, #120] ; 0x78 8007eda: 4618 mov r0, r3 8007edc: f7fe fb6c bl 80065b8 pcb->refused_data = NULL; 8007ee0: 687b ldr r3, [r7, #4] 8007ee2: 2200 movs r2, #0 8007ee4: 679a str r2, [r3, #120] ; 0x78 } if (pcb->unacked != NULL) { LWIP_DEBUGF(TCP_DEBUG, ("tcp_pcb_purge: data left on ->unacked\n")); } #if TCP_QUEUE_OOSEQ if (pcb->ooseq != NULL) { 8007ee6: 687b ldr r3, [r7, #4] 8007ee8: 6f5b ldr r3, [r3, #116] ; 0x74 8007eea: 2b00 cmp r3, #0 8007eec: d002 beq.n 8007ef4 LWIP_DEBUGF(TCP_DEBUG, ("tcp_pcb_purge: data left on ->ooseq\n")); tcp_free_ooseq(pcb); 8007eee: 6878 ldr r0, [r7, #4] 8007ef0: f000 f986 bl 8008200 } #endif /* TCP_QUEUE_OOSEQ */ /* Stop the retransmission timer as it will expect data on unacked queue if it fires */ pcb->rtime = -1; 8007ef4: 687b ldr r3, [r7, #4] 8007ef6: f64f 72ff movw r2, #65535 ; 0xffff 8007efa: 861a strh r2, [r3, #48] ; 0x30 tcp_segs_free(pcb->unsent); 8007efc: 687b ldr r3, [r7, #4] 8007efe: 6edb ldr r3, [r3, #108] ; 0x6c 8007f00: 4618 mov r0, r3 8007f02: f7ff fdc7 bl 8007a94 tcp_segs_free(pcb->unacked); 8007f06: 687b ldr r3, [r7, #4] 8007f08: 6f1b ldr r3, [r3, #112] ; 0x70 8007f0a: 4618 mov r0, r3 8007f0c: f7ff fdc2 bl 8007a94 pcb->unacked = pcb->unsent = NULL; 8007f10: 687b ldr r3, [r7, #4] 8007f12: 2200 movs r2, #0 8007f14: 66da str r2, [r3, #108] ; 0x6c 8007f16: 687b ldr r3, [r7, #4] 8007f18: 6eda ldr r2, [r3, #108] ; 0x6c 8007f1a: 687b ldr r3, [r7, #4] 8007f1c: 671a str r2, [r3, #112] ; 0x70 #if TCP_OVERSIZE pcb->unsent_oversize = 0; 8007f1e: 687b ldr r3, [r7, #4] 8007f20: 2200 movs r2, #0 8007f22: f8a3 2068 strh.w r2, [r3, #104] ; 0x68 #endif /* TCP_OVERSIZE */ } } 8007f26: 3708 adds r7, #8 8007f28: 46bd mov sp, r7 8007f2a: bd80 pop {r7, pc} 8007f2c: 080166ac .word 0x080166ac 8007f30: 08016cf8 .word 0x08016cf8 8007f34: 080166f0 .word 0x080166f0 08007f38 : * @param pcblist PCB list to purge. * @param pcb tcp_pcb to purge. The pcb itself is NOT deallocated! */ void tcp_pcb_remove(struct tcp_pcb **pcblist, struct tcp_pcb *pcb) { 8007f38: b580 push {r7, lr} 8007f3a: b084 sub sp, #16 8007f3c: af00 add r7, sp, #0 8007f3e: 6078 str r0, [r7, #4] 8007f40: 6039 str r1, [r7, #0] LWIP_ASSERT("tcp_pcb_remove: invalid pcb", pcb != NULL); 8007f42: 683b ldr r3, [r7, #0] 8007f44: 2b00 cmp r3, #0 8007f46: d106 bne.n 8007f56 8007f48: 4b3e ldr r3, [pc, #248] ; (8008044 ) 8007f4a: f640 0283 movw r2, #2179 ; 0x883 8007f4e: 493e ldr r1, [pc, #248] ; (8008048 ) 8007f50: 483e ldr r0, [pc, #248] ; (800804c ) 8007f52: f009 f8a9 bl 80110a8 LWIP_ASSERT("tcp_pcb_remove: invalid pcblist", pcblist != NULL); 8007f56: 687b ldr r3, [r7, #4] 8007f58: 2b00 cmp r3, #0 8007f5a: d106 bne.n 8007f6a 8007f5c: 4b39 ldr r3, [pc, #228] ; (8008044 ) 8007f5e: f640 0284 movw r2, #2180 ; 0x884 8007f62: 493b ldr r1, [pc, #236] ; (8008050 ) 8007f64: 4839 ldr r0, [pc, #228] ; (800804c ) 8007f66: f009 f89f bl 80110a8 TCP_RMV(pcblist, pcb); 8007f6a: 687b ldr r3, [r7, #4] 8007f6c: 681b ldr r3, [r3, #0] 8007f6e: 683a ldr r2, [r7, #0] 8007f70: 429a cmp r2, r3 8007f72: d105 bne.n 8007f80 8007f74: 687b ldr r3, [r7, #4] 8007f76: 681b ldr r3, [r3, #0] 8007f78: 68da ldr r2, [r3, #12] 8007f7a: 687b ldr r3, [r7, #4] 8007f7c: 601a str r2, [r3, #0] 8007f7e: e013 b.n 8007fa8 8007f80: 687b ldr r3, [r7, #4] 8007f82: 681b ldr r3, [r3, #0] 8007f84: 60fb str r3, [r7, #12] 8007f86: e00c b.n 8007fa2 8007f88: 68fb ldr r3, [r7, #12] 8007f8a: 68db ldr r3, [r3, #12] 8007f8c: 683a ldr r2, [r7, #0] 8007f8e: 429a cmp r2, r3 8007f90: d104 bne.n 8007f9c 8007f92: 683b ldr r3, [r7, #0] 8007f94: 68da ldr r2, [r3, #12] 8007f96: 68fb ldr r3, [r7, #12] 8007f98: 60da str r2, [r3, #12] 8007f9a: e005 b.n 8007fa8 8007f9c: 68fb ldr r3, [r7, #12] 8007f9e: 68db ldr r3, [r3, #12] 8007fa0: 60fb str r3, [r7, #12] 8007fa2: 68fb ldr r3, [r7, #12] 8007fa4: 2b00 cmp r3, #0 8007fa6: d1ef bne.n 8007f88 8007fa8: 683b ldr r3, [r7, #0] 8007faa: 2200 movs r2, #0 8007fac: 60da str r2, [r3, #12] tcp_pcb_purge(pcb); 8007fae: 6838 ldr r0, [r7, #0] 8007fb0: f7ff ff72 bl 8007e98 /* if there is an outstanding delayed ACKs, send it */ if ((pcb->state != TIME_WAIT) && 8007fb4: 683b ldr r3, [r7, #0] 8007fb6: 7d1b ldrb r3, [r3, #20] 8007fb8: 2b0a cmp r3, #10 8007fba: d013 beq.n 8007fe4 (pcb->state != LISTEN) && 8007fbc: 683b ldr r3, [r7, #0] 8007fbe: 7d1b ldrb r3, [r3, #20] if ((pcb->state != TIME_WAIT) && 8007fc0: 2b01 cmp r3, #1 8007fc2: d00f beq.n 8007fe4 (pcb->flags & TF_ACK_DELAY)) { 8007fc4: 683b ldr r3, [r7, #0] 8007fc6: 8b5b ldrh r3, [r3, #26] 8007fc8: f003 0301 and.w r3, r3, #1 (pcb->state != LISTEN) && 8007fcc: 2b00 cmp r3, #0 8007fce: d009 beq.n 8007fe4 tcp_ack_now(pcb); 8007fd0: 683b ldr r3, [r7, #0] 8007fd2: 8b5b ldrh r3, [r3, #26] 8007fd4: f043 0302 orr.w r3, r3, #2 8007fd8: b29a uxth r2, r3 8007fda: 683b ldr r3, [r7, #0] 8007fdc: 835a strh r2, [r3, #26] tcp_output(pcb); 8007fde: 6838 ldr r0, [r7, #0] 8007fe0: f002 ff6e bl 800aec0 } if (pcb->state != LISTEN) { 8007fe4: 683b ldr r3, [r7, #0] 8007fe6: 7d1b ldrb r3, [r3, #20] 8007fe8: 2b01 cmp r3, #1 8007fea: d020 beq.n 800802e LWIP_ASSERT("unsent segments leaking", pcb->unsent == NULL); 8007fec: 683b ldr r3, [r7, #0] 8007fee: 6edb ldr r3, [r3, #108] ; 0x6c 8007ff0: 2b00 cmp r3, #0 8007ff2: d006 beq.n 8008002 8007ff4: 4b13 ldr r3, [pc, #76] ; (8008044 ) 8007ff6: f640 0293 movw r2, #2195 ; 0x893 8007ffa: 4916 ldr r1, [pc, #88] ; (8008054 ) 8007ffc: 4813 ldr r0, [pc, #76] ; (800804c ) 8007ffe: f009 f853 bl 80110a8 LWIP_ASSERT("unacked segments leaking", pcb->unacked == NULL); 8008002: 683b ldr r3, [r7, #0] 8008004: 6f1b ldr r3, [r3, #112] ; 0x70 8008006: 2b00 cmp r3, #0 8008008: d006 beq.n 8008018 800800a: 4b0e ldr r3, [pc, #56] ; (8008044 ) 800800c: f640 0294 movw r2, #2196 ; 0x894 8008010: 4911 ldr r1, [pc, #68] ; (8008058 ) 8008012: 480e ldr r0, [pc, #56] ; (800804c ) 8008014: f009 f848 bl 80110a8 #if TCP_QUEUE_OOSEQ LWIP_ASSERT("ooseq segments leaking", pcb->ooseq == NULL); 8008018: 683b ldr r3, [r7, #0] 800801a: 6f5b ldr r3, [r3, #116] ; 0x74 800801c: 2b00 cmp r3, #0 800801e: d006 beq.n 800802e 8008020: 4b08 ldr r3, [pc, #32] ; (8008044 ) 8008022: f640 0296 movw r2, #2198 ; 0x896 8008026: 490d ldr r1, [pc, #52] ; (800805c ) 8008028: 4808 ldr r0, [pc, #32] ; (800804c ) 800802a: f009 f83d bl 80110a8 #endif /* TCP_QUEUE_OOSEQ */ } pcb->state = CLOSED; 800802e: 683b ldr r3, [r7, #0] 8008030: 2200 movs r2, #0 8008032: 751a strb r2, [r3, #20] /* reset the local port to prevent the pcb from being 'bound' */ pcb->local_port = 0; 8008034: 683b ldr r3, [r7, #0] 8008036: 2200 movs r2, #0 8008038: 82da strh r2, [r3, #22] LWIP_ASSERT("tcp_pcb_remove: tcp_pcbs_sane()", tcp_pcbs_sane()); } 800803a: bf00 nop 800803c: 3710 adds r7, #16 800803e: 46bd mov sp, r7 8008040: bd80 pop {r7, pc} 8008042: bf00 nop 8008044: 080166ac .word 0x080166ac 8008048: 08016d14 .word 0x08016d14 800804c: 080166f0 .word 0x080166f0 8008050: 08016d30 .word 0x08016d30 8008054: 08016d50 .word 0x08016d50 8008058: 08016d68 .word 0x08016d68 800805c: 08016d84 .word 0x08016d84 08008060 : * * @return u32_t pseudo random sequence number */ u32_t tcp_next_iss(struct tcp_pcb *pcb) { 8008060: b580 push {r7, lr} 8008062: b082 sub sp, #8 8008064: af00 add r7, sp, #0 8008066: 6078 str r0, [r7, #4] LWIP_ASSERT("tcp_next_iss: invalid pcb", pcb != NULL); return LWIP_HOOK_TCP_ISN(&pcb->local_ip, pcb->local_port, &pcb->remote_ip, pcb->remote_port); #else /* LWIP_HOOK_TCP_ISN */ static u32_t iss = 6510; LWIP_ASSERT("tcp_next_iss: invalid pcb", pcb != NULL); 8008068: 687b ldr r3, [r7, #4] 800806a: 2b00 cmp r3, #0 800806c: d106 bne.n 800807c 800806e: 4b0a ldr r3, [pc, #40] ; (8008098 ) 8008070: f640 02af movw r2, #2223 ; 0x8af 8008074: 4909 ldr r1, [pc, #36] ; (800809c ) 8008076: 480a ldr r0, [pc, #40] ; (80080a0 ) 8008078: f009 f816 bl 80110a8 LWIP_UNUSED_ARG(pcb); iss += tcp_ticks; /* XXX */ 800807c: 4b09 ldr r3, [pc, #36] ; (80080a4 ) 800807e: 681a ldr r2, [r3, #0] 8008080: 4b09 ldr r3, [pc, #36] ; (80080a8 ) 8008082: 681b ldr r3, [r3, #0] 8008084: 4413 add r3, r2 8008086: 4a07 ldr r2, [pc, #28] ; (80080a4 ) 8008088: 6013 str r3, [r2, #0] return iss; 800808a: 4b06 ldr r3, [pc, #24] ; (80080a4 ) 800808c: 681b ldr r3, [r3, #0] #endif /* LWIP_HOOK_TCP_ISN */ } 800808e: 4618 mov r0, r3 8008090: 3708 adds r7, #8 8008092: 46bd mov sp, r7 8008094: bd80 pop {r7, pc} 8008096: bf00 nop 8008098: 080166ac .word 0x080166ac 800809c: 08016d9c .word 0x08016d9c 80080a0: 080166f0 .word 0x080166f0 80080a4: 20000024 .word 0x20000024 80080a8: 200099d4 .word 0x200099d4 080080ac : * by calculating the minimum of TCP_MSS and the mtu (if set) of the target * netif (if not NULL). */ u16_t tcp_eff_send_mss_netif(u16_t sendmss, struct netif *outif, const ip_addr_t *dest) { 80080ac: b580 push {r7, lr} 80080ae: b086 sub sp, #24 80080b0: af00 add r7, sp, #0 80080b2: 4603 mov r3, r0 80080b4: 60b9 str r1, [r7, #8] 80080b6: 607a str r2, [r7, #4] 80080b8: 81fb strh r3, [r7, #14] u16_t mss_s; u16_t mtu; LWIP_UNUSED_ARG(dest); /* in case IPv6 is disabled */ LWIP_ASSERT("tcp_eff_send_mss_netif: invalid dst_ip", dest != NULL); 80080ba: 687b ldr r3, [r7, #4] 80080bc: 2b00 cmp r3, #0 80080be: d106 bne.n 80080ce 80080c0: 4b14 ldr r3, [pc, #80] ; (8008114 ) 80080c2: f640 02c5 movw r2, #2245 ; 0x8c5 80080c6: 4914 ldr r1, [pc, #80] ; (8008118 ) 80080c8: 4814 ldr r0, [pc, #80] ; (800811c ) 80080ca: f008 ffed bl 80110a8 else #endif /* LWIP_IPV4 */ #endif /* LWIP_IPV6 */ #if LWIP_IPV4 { if (outif == NULL) { 80080ce: 68bb ldr r3, [r7, #8] 80080d0: 2b00 cmp r3, #0 80080d2: d101 bne.n 80080d8 return sendmss; 80080d4: 89fb ldrh r3, [r7, #14] 80080d6: e019 b.n 800810c } mtu = outif->mtu; 80080d8: 68bb ldr r3, [r7, #8] 80080da: 8d1b ldrh r3, [r3, #40] ; 0x28 80080dc: 82fb strh r3, [r7, #22] } #endif /* LWIP_IPV4 */ if (mtu != 0) { 80080de: 8afb ldrh r3, [r7, #22] 80080e0: 2b00 cmp r3, #0 80080e2: d012 beq.n 800810a else #endif /* LWIP_IPV4 */ #endif /* LWIP_IPV6 */ #if LWIP_IPV4 { offset = IP_HLEN + TCP_HLEN; 80080e4: 2328 movs r3, #40 ; 0x28 80080e6: 82bb strh r3, [r7, #20] } #endif /* LWIP_IPV4 */ mss_s = (mtu > offset) ? (u16_t)(mtu - offset) : 0; 80080e8: 8afa ldrh r2, [r7, #22] 80080ea: 8abb ldrh r3, [r7, #20] 80080ec: 429a cmp r2, r3 80080ee: d904 bls.n 80080fa 80080f0: 8afa ldrh r2, [r7, #22] 80080f2: 8abb ldrh r3, [r7, #20] 80080f4: 1ad3 subs r3, r2, r3 80080f6: b29b uxth r3, r3 80080f8: e000 b.n 80080fc 80080fa: 2300 movs r3, #0 80080fc: 827b strh r3, [r7, #18] /* RFC 1122, chap 4.2.2.6: * Eff.snd.MSS = min(SendMSS+20, MMS_S) - TCPhdrsize - IPoptionsize * We correct for TCP options in tcp_write(), and don't support IP options. */ sendmss = LWIP_MIN(sendmss, mss_s); 80080fe: 8a7a ldrh r2, [r7, #18] 8008100: 89fb ldrh r3, [r7, #14] 8008102: 4293 cmp r3, r2 8008104: bf28 it cs 8008106: 4613 movcs r3, r2 8008108: 81fb strh r3, [r7, #14] } return sendmss; 800810a: 89fb ldrh r3, [r7, #14] } 800810c: 4618 mov r0, r3 800810e: 3718 adds r7, #24 8008110: 46bd mov sp, r7 8008112: bd80 pop {r7, pc} 8008114: 080166ac .word 0x080166ac 8008118: 08016db8 .word 0x08016db8 800811c: 080166f0 .word 0x080166f0 08008120 : #endif /* TCP_CALCULATE_EFF_SEND_MSS */ /** Helper function for tcp_netif_ip_addr_changed() that iterates a pcb list */ static void tcp_netif_ip_addr_changed_pcblist(const ip_addr_t *old_addr, struct tcp_pcb *pcb_list) { 8008120: b580 push {r7, lr} 8008122: b084 sub sp, #16 8008124: af00 add r7, sp, #0 8008126: 6078 str r0, [r7, #4] 8008128: 6039 str r1, [r7, #0] struct tcp_pcb *pcb; pcb = pcb_list; 800812a: 683b ldr r3, [r7, #0] 800812c: 60fb str r3, [r7, #12] LWIP_ASSERT("tcp_netif_ip_addr_changed_pcblist: invalid old_addr", old_addr != NULL); 800812e: 687b ldr r3, [r7, #4] 8008130: 2b00 cmp r3, #0 8008132: d119 bne.n 8008168 8008134: 4b10 ldr r3, [pc, #64] ; (8008178 ) 8008136: f44f 6210 mov.w r2, #2304 ; 0x900 800813a: 4910 ldr r1, [pc, #64] ; (800817c ) 800813c: 4810 ldr r0, [pc, #64] ; (8008180 ) 800813e: f008 ffb3 bl 80110a8 while (pcb != NULL) { 8008142: e011 b.n 8008168 /* PCB bound to current local interface address? */ if (ip_addr_cmp(&pcb->local_ip, old_addr) 8008144: 68fb ldr r3, [r7, #12] 8008146: 681a ldr r2, [r3, #0] 8008148: 687b ldr r3, [r7, #4] 800814a: 681b ldr r3, [r3, #0] 800814c: 429a cmp r2, r3 800814e: d108 bne.n 8008162 /* connections to link-local addresses must persist (RFC3927 ch. 1.9) */ && (!IP_IS_V4_VAL(pcb->local_ip) || !ip4_addr_islinklocal(ip_2_ip4(&pcb->local_ip))) #endif /* LWIP_AUTOIP */ ) { /* this connection must be aborted */ struct tcp_pcb *next = pcb->next; 8008150: 68fb ldr r3, [r7, #12] 8008152: 68db ldr r3, [r3, #12] 8008154: 60bb str r3, [r7, #8] LWIP_DEBUGF(NETIF_DEBUG | LWIP_DBG_STATE, ("netif_set_ipaddr: aborting TCP pcb %p\n", (void *)pcb)); tcp_abort(pcb); 8008156: 68f8 ldr r0, [r7, #12] 8008158: f7fe ffc6 bl 80070e8 pcb = next; 800815c: 68bb ldr r3, [r7, #8] 800815e: 60fb str r3, [r7, #12] 8008160: e002 b.n 8008168 } else { pcb = pcb->next; 8008162: 68fb ldr r3, [r7, #12] 8008164: 68db ldr r3, [r3, #12] 8008166: 60fb str r3, [r7, #12] while (pcb != NULL) { 8008168: 68fb ldr r3, [r7, #12] 800816a: 2b00 cmp r3, #0 800816c: d1ea bne.n 8008144 } } } 800816e: bf00 nop 8008170: bf00 nop 8008172: 3710 adds r7, #16 8008174: 46bd mov sp, r7 8008176: bd80 pop {r7, pc} 8008178: 080166ac .word 0x080166ac 800817c: 08016de0 .word 0x08016de0 8008180: 080166f0 .word 0x080166f0 08008184 : * @param old_addr IP address of the netif before change * @param new_addr IP address of the netif after change or NULL if netif has been removed */ void tcp_netif_ip_addr_changed(const ip_addr_t *old_addr, const ip_addr_t *new_addr) { 8008184: b580 push {r7, lr} 8008186: b084 sub sp, #16 8008188: af00 add r7, sp, #0 800818a: 6078 str r0, [r7, #4] 800818c: 6039 str r1, [r7, #0] struct tcp_pcb_listen *lpcb; if (!ip_addr_isany(old_addr)) { 800818e: 687b ldr r3, [r7, #4] 8008190: 2b00 cmp r3, #0 8008192: d02a beq.n 80081ea 8008194: 687b ldr r3, [r7, #4] 8008196: 681b ldr r3, [r3, #0] 8008198: 2b00 cmp r3, #0 800819a: d026 beq.n 80081ea tcp_netif_ip_addr_changed_pcblist(old_addr, tcp_active_pcbs); 800819c: 4b15 ldr r3, [pc, #84] ; (80081f4 ) 800819e: 681b ldr r3, [r3, #0] 80081a0: 4619 mov r1, r3 80081a2: 6878 ldr r0, [r7, #4] 80081a4: f7ff ffbc bl 8008120 tcp_netif_ip_addr_changed_pcblist(old_addr, tcp_bound_pcbs); 80081a8: 4b13 ldr r3, [pc, #76] ; (80081f8 ) 80081aa: 681b ldr r3, [r3, #0] 80081ac: 4619 mov r1, r3 80081ae: 6878 ldr r0, [r7, #4] 80081b0: f7ff ffb6 bl 8008120 if (!ip_addr_isany(new_addr)) { 80081b4: 683b ldr r3, [r7, #0] 80081b6: 2b00 cmp r3, #0 80081b8: d017 beq.n 80081ea 80081ba: 683b ldr r3, [r7, #0] 80081bc: 681b ldr r3, [r3, #0] 80081be: 2b00 cmp r3, #0 80081c0: d013 beq.n 80081ea /* PCB bound to current local interface address? */ for (lpcb = tcp_listen_pcbs.listen_pcbs; lpcb != NULL; lpcb = lpcb->next) { 80081c2: 4b0e ldr r3, [pc, #56] ; (80081fc ) 80081c4: 681b ldr r3, [r3, #0] 80081c6: 60fb str r3, [r7, #12] 80081c8: e00c b.n 80081e4 /* PCB bound to current local interface address? */ if (ip_addr_cmp(&lpcb->local_ip, old_addr)) { 80081ca: 68fb ldr r3, [r7, #12] 80081cc: 681a ldr r2, [r3, #0] 80081ce: 687b ldr r3, [r7, #4] 80081d0: 681b ldr r3, [r3, #0] 80081d2: 429a cmp r2, r3 80081d4: d103 bne.n 80081de /* The PCB is listening to the old ipaddr and * is set to listen to the new one instead */ ip_addr_copy(lpcb->local_ip, *new_addr); 80081d6: 683b ldr r3, [r7, #0] 80081d8: 681a ldr r2, [r3, #0] 80081da: 68fb ldr r3, [r7, #12] 80081dc: 601a str r2, [r3, #0] for (lpcb = tcp_listen_pcbs.listen_pcbs; lpcb != NULL; lpcb = lpcb->next) { 80081de: 68fb ldr r3, [r7, #12] 80081e0: 68db ldr r3, [r3, #12] 80081e2: 60fb str r3, [r7, #12] 80081e4: 68fb ldr r3, [r7, #12] 80081e6: 2b00 cmp r3, #0 80081e8: d1ef bne.n 80081ca } } } } } 80081ea: bf00 nop 80081ec: 3710 adds r7, #16 80081ee: 46bd mov sp, r7 80081f0: bd80 pop {r7, pc} 80081f2: bf00 nop 80081f4: 200099e0 .word 0x200099e0 80081f8: 200099d8 .word 0x200099d8 80081fc: 200099dc .word 0x200099dc 08008200 : #if TCP_QUEUE_OOSEQ /* Free all ooseq pbufs (and possibly reset SACK state) */ void tcp_free_ooseq(struct tcp_pcb *pcb) { 8008200: b580 push {r7, lr} 8008202: b082 sub sp, #8 8008204: af00 add r7, sp, #0 8008206: 6078 str r0, [r7, #4] if (pcb->ooseq) { 8008208: 687b ldr r3, [r7, #4] 800820a: 6f5b ldr r3, [r3, #116] ; 0x74 800820c: 2b00 cmp r3, #0 800820e: d007 beq.n 8008220 tcp_segs_free(pcb->ooseq); 8008210: 687b ldr r3, [r7, #4] 8008212: 6f5b ldr r3, [r3, #116] ; 0x74 8008214: 4618 mov r0, r3 8008216: f7ff fc3d bl 8007a94 pcb->ooseq = NULL; 800821a: 687b ldr r3, [r7, #4] 800821c: 2200 movs r2, #0 800821e: 675a str r2, [r3, #116] ; 0x74 #if LWIP_TCP_SACK_OUT memset(pcb->rcv_sacks, 0, sizeof(pcb->rcv_sacks)); #endif /* LWIP_TCP_SACK_OUT */ } } 8008220: bf00 nop 8008222: 3708 adds r7, #8 8008224: 46bd mov sp, r7 8008226: bd80 pop {r7, pc} 08008228 : * @param p received TCP segment to process (p->payload pointing to the TCP header) * @param inp network interface on which this segment was received */ void tcp_input(struct pbuf *p, struct netif *inp) { 8008228: b590 push {r4, r7, lr} 800822a: b08d sub sp, #52 ; 0x34 800822c: af04 add r7, sp, #16 800822e: 6078 str r0, [r7, #4] 8008230: 6039 str r1, [r7, #0] u8_t hdrlen_bytes; err_t err; LWIP_UNUSED_ARG(inp); LWIP_ASSERT_CORE_LOCKED(); LWIP_ASSERT("tcp_input: invalid pbuf", p != NULL); 8008232: 687b ldr r3, [r7, #4] 8008234: 2b00 cmp r3, #0 8008236: d105 bne.n 8008244 8008238: 4b9b ldr r3, [pc, #620] ; (80084a8 ) 800823a: 2283 movs r2, #131 ; 0x83 800823c: 499b ldr r1, [pc, #620] ; (80084ac ) 800823e: 489c ldr r0, [pc, #624] ; (80084b0 ) 8008240: f008 ff32 bl 80110a8 PERF_START; TCP_STATS_INC(tcp.recv); MIB2_STATS_INC(mib2.tcpinsegs); tcphdr = (struct tcp_hdr *)p->payload; 8008244: 687b ldr r3, [r7, #4] 8008246: 685b ldr r3, [r3, #4] 8008248: 4a9a ldr r2, [pc, #616] ; (80084b4 ) 800824a: 6013 str r3, [r2, #0] #if TCP_INPUT_DEBUG tcp_debug_print(tcphdr); #endif /* Check that TCP header fits in payload */ if (p->len < TCP_HLEN) { 800824c: 687b ldr r3, [r7, #4] 800824e: 895b ldrh r3, [r3, #10] 8008250: 2b13 cmp r3, #19 8008252: f240 83d1 bls.w 80089f8 TCP_STATS_INC(tcp.lenerr); goto dropped; } /* Don't even process incoming broadcasts/multicasts. */ if (ip_addr_isbroadcast(ip_current_dest_addr(), ip_current_netif()) || 8008256: 4b98 ldr r3, [pc, #608] ; (80084b8 ) 8008258: 695b ldr r3, [r3, #20] 800825a: 4a97 ldr r2, [pc, #604] ; (80084b8 ) 800825c: 6812 ldr r2, [r2, #0] 800825e: 4611 mov r1, r2 8008260: 4618 mov r0, r3 8008262: f007 fe29 bl 800feb8 8008266: 4603 mov r3, r0 8008268: 2b00 cmp r3, #0 800826a: f040 83c7 bne.w 80089fc ip_addr_ismulticast(ip_current_dest_addr())) { 800826e: 4b92 ldr r3, [pc, #584] ; (80084b8 ) 8008270: 695b ldr r3, [r3, #20] 8008272: f003 03f0 and.w r3, r3, #240 ; 0xf0 if (ip_addr_isbroadcast(ip_current_dest_addr(), ip_current_netif()) || 8008276: 2be0 cmp r3, #224 ; 0xe0 8008278: f000 83c0 beq.w 80089fc } } #endif /* CHECKSUM_CHECK_TCP */ /* sanity-check header length */ hdrlen_bytes = TCPH_HDRLEN_BYTES(tcphdr); 800827c: 4b8d ldr r3, [pc, #564] ; (80084b4 ) 800827e: 681b ldr r3, [r3, #0] 8008280: 899b ldrh r3, [r3, #12] 8008282: b29b uxth r3, r3 8008284: 4618 mov r0, r3 8008286: f7fc fe2d bl 8004ee4 800828a: 4603 mov r3, r0 800828c: 0b1b lsrs r3, r3, #12 800828e: b29b uxth r3, r3 8008290: b2db uxtb r3, r3 8008292: 009b lsls r3, r3, #2 8008294: 74bb strb r3, [r7, #18] if ((hdrlen_bytes < TCP_HLEN) || (hdrlen_bytes > p->tot_len)) { 8008296: 7cbb ldrb r3, [r7, #18] 8008298: 2b13 cmp r3, #19 800829a: f240 83b1 bls.w 8008a00 800829e: 7cbb ldrb r3, [r7, #18] 80082a0: b29a uxth r2, r3 80082a2: 687b ldr r3, [r7, #4] 80082a4: 891b ldrh r3, [r3, #8] 80082a6: 429a cmp r2, r3 80082a8: f200 83aa bhi.w 8008a00 goto dropped; } /* Move the payload pointer in the pbuf so that it points to the TCP data instead of the TCP header. */ tcphdr_optlen = (u16_t)(hdrlen_bytes - TCP_HLEN); 80082ac: 7cbb ldrb r3, [r7, #18] 80082ae: b29b uxth r3, r3 80082b0: 3b14 subs r3, #20 80082b2: b29a uxth r2, r3 80082b4: 4b81 ldr r3, [pc, #516] ; (80084bc ) 80082b6: 801a strh r2, [r3, #0] tcphdr_opt2 = NULL; 80082b8: 4b81 ldr r3, [pc, #516] ; (80084c0 ) 80082ba: 2200 movs r2, #0 80082bc: 601a str r2, [r3, #0] if (p->len >= hdrlen_bytes) { 80082be: 687b ldr r3, [r7, #4] 80082c0: 895a ldrh r2, [r3, #10] 80082c2: 7cbb ldrb r3, [r7, #18] 80082c4: b29b uxth r3, r3 80082c6: 429a cmp r2, r3 80082c8: d309 bcc.n 80082de /* all options are in the first pbuf */ tcphdr_opt1len = tcphdr_optlen; 80082ca: 4b7c ldr r3, [pc, #496] ; (80084bc ) 80082cc: 881a ldrh r2, [r3, #0] 80082ce: 4b7d ldr r3, [pc, #500] ; (80084c4 ) 80082d0: 801a strh r2, [r3, #0] pbuf_remove_header(p, hdrlen_bytes); /* cannot fail */ 80082d2: 7cbb ldrb r3, [r7, #18] 80082d4: 4619 mov r1, r3 80082d6: 6878 ldr r0, [r7, #4] 80082d8: f7fe f8e8 bl 80064ac 80082dc: e04e b.n 800837c } else { u16_t opt2len; /* TCP header fits into first pbuf, options don't - data is in the next pbuf */ /* there must be a next pbuf, due to hdrlen_bytes sanity check above */ LWIP_ASSERT("p->next != NULL", p->next != NULL); 80082de: 687b ldr r3, [r7, #4] 80082e0: 681b ldr r3, [r3, #0] 80082e2: 2b00 cmp r3, #0 80082e4: d105 bne.n 80082f2 80082e6: 4b70 ldr r3, [pc, #448] ; (80084a8 ) 80082e8: 22c2 movs r2, #194 ; 0xc2 80082ea: 4977 ldr r1, [pc, #476] ; (80084c8 ) 80082ec: 4870 ldr r0, [pc, #448] ; (80084b0 ) 80082ee: f008 fedb bl 80110a8 /* advance over the TCP header (cannot fail) */ pbuf_remove_header(p, TCP_HLEN); 80082f2: 2114 movs r1, #20 80082f4: 6878 ldr r0, [r7, #4] 80082f6: f7fe f8d9 bl 80064ac /* determine how long the first and second parts of the options are */ tcphdr_opt1len = p->len; 80082fa: 687b ldr r3, [r7, #4] 80082fc: 895a ldrh r2, [r3, #10] 80082fe: 4b71 ldr r3, [pc, #452] ; (80084c4 ) 8008300: 801a strh r2, [r3, #0] opt2len = (u16_t)(tcphdr_optlen - tcphdr_opt1len); 8008302: 4b6e ldr r3, [pc, #440] ; (80084bc ) 8008304: 881a ldrh r2, [r3, #0] 8008306: 4b6f ldr r3, [pc, #444] ; (80084c4 ) 8008308: 881b ldrh r3, [r3, #0] 800830a: 1ad3 subs r3, r2, r3 800830c: 823b strh r3, [r7, #16] /* options continue in the next pbuf: set p to zero length and hide the options in the next pbuf (adjusting p->tot_len) */ pbuf_remove_header(p, tcphdr_opt1len); 800830e: 4b6d ldr r3, [pc, #436] ; (80084c4 ) 8008310: 881b ldrh r3, [r3, #0] 8008312: 4619 mov r1, r3 8008314: 6878 ldr r0, [r7, #4] 8008316: f7fe f8c9 bl 80064ac /* check that the options fit in the second pbuf */ if (opt2len > p->next->len) { 800831a: 687b ldr r3, [r7, #4] 800831c: 681b ldr r3, [r3, #0] 800831e: 895b ldrh r3, [r3, #10] 8008320: 8a3a ldrh r2, [r7, #16] 8008322: 429a cmp r2, r3 8008324: f200 836e bhi.w 8008a04 TCP_STATS_INC(tcp.lenerr); goto dropped; } /* remember the pointer to the second part of the options */ tcphdr_opt2 = (u8_t *)p->next->payload; 8008328: 687b ldr r3, [r7, #4] 800832a: 681b ldr r3, [r3, #0] 800832c: 685b ldr r3, [r3, #4] 800832e: 4a64 ldr r2, [pc, #400] ; (80084c0 ) 8008330: 6013 str r3, [r2, #0] /* advance p->next to point after the options, and manually adjust p->tot_len to keep it consistent with the changed p->next */ pbuf_remove_header(p->next, opt2len); 8008332: 687b ldr r3, [r7, #4] 8008334: 681b ldr r3, [r3, #0] 8008336: 8a3a ldrh r2, [r7, #16] 8008338: 4611 mov r1, r2 800833a: 4618 mov r0, r3 800833c: f7fe f8b6 bl 80064ac p->tot_len = (u16_t)(p->tot_len - opt2len); 8008340: 687b ldr r3, [r7, #4] 8008342: 891a ldrh r2, [r3, #8] 8008344: 8a3b ldrh r3, [r7, #16] 8008346: 1ad3 subs r3, r2, r3 8008348: b29a uxth r2, r3 800834a: 687b ldr r3, [r7, #4] 800834c: 811a strh r2, [r3, #8] LWIP_ASSERT("p->len == 0", p->len == 0); 800834e: 687b ldr r3, [r7, #4] 8008350: 895b ldrh r3, [r3, #10] 8008352: 2b00 cmp r3, #0 8008354: d005 beq.n 8008362 8008356: 4b54 ldr r3, [pc, #336] ; (80084a8 ) 8008358: 22df movs r2, #223 ; 0xdf 800835a: 495c ldr r1, [pc, #368] ; (80084cc ) 800835c: 4854 ldr r0, [pc, #336] ; (80084b0 ) 800835e: f008 fea3 bl 80110a8 LWIP_ASSERT("p->tot_len == p->next->tot_len", p->tot_len == p->next->tot_len); 8008362: 687b ldr r3, [r7, #4] 8008364: 891a ldrh r2, [r3, #8] 8008366: 687b ldr r3, [r7, #4] 8008368: 681b ldr r3, [r3, #0] 800836a: 891b ldrh r3, [r3, #8] 800836c: 429a cmp r2, r3 800836e: d005 beq.n 800837c 8008370: 4b4d ldr r3, [pc, #308] ; (80084a8 ) 8008372: 22e0 movs r2, #224 ; 0xe0 8008374: 4956 ldr r1, [pc, #344] ; (80084d0 ) 8008376: 484e ldr r0, [pc, #312] ; (80084b0 ) 8008378: f008 fe96 bl 80110a8 } /* Convert fields in TCP header to host byte order. */ tcphdr->src = lwip_ntohs(tcphdr->src); 800837c: 4b4d ldr r3, [pc, #308] ; (80084b4 ) 800837e: 681b ldr r3, [r3, #0] 8008380: 881b ldrh r3, [r3, #0] 8008382: b29b uxth r3, r3 8008384: 4a4b ldr r2, [pc, #300] ; (80084b4 ) 8008386: 6814 ldr r4, [r2, #0] 8008388: 4618 mov r0, r3 800838a: f7fc fdab bl 8004ee4 800838e: 4603 mov r3, r0 8008390: 8023 strh r3, [r4, #0] tcphdr->dest = lwip_ntohs(tcphdr->dest); 8008392: 4b48 ldr r3, [pc, #288] ; (80084b4 ) 8008394: 681b ldr r3, [r3, #0] 8008396: 885b ldrh r3, [r3, #2] 8008398: b29b uxth r3, r3 800839a: 4a46 ldr r2, [pc, #280] ; (80084b4 ) 800839c: 6814 ldr r4, [r2, #0] 800839e: 4618 mov r0, r3 80083a0: f7fc fda0 bl 8004ee4 80083a4: 4603 mov r3, r0 80083a6: 8063 strh r3, [r4, #2] seqno = tcphdr->seqno = lwip_ntohl(tcphdr->seqno); 80083a8: 4b42 ldr r3, [pc, #264] ; (80084b4 ) 80083aa: 681b ldr r3, [r3, #0] 80083ac: 685b ldr r3, [r3, #4] 80083ae: 4a41 ldr r2, [pc, #260] ; (80084b4 ) 80083b0: 6814 ldr r4, [r2, #0] 80083b2: 4618 mov r0, r3 80083b4: f7fc fdab bl 8004f0e 80083b8: 4603 mov r3, r0 80083ba: 6063 str r3, [r4, #4] 80083bc: 6863 ldr r3, [r4, #4] 80083be: 4a45 ldr r2, [pc, #276] ; (80084d4 ) 80083c0: 6013 str r3, [r2, #0] ackno = tcphdr->ackno = lwip_ntohl(tcphdr->ackno); 80083c2: 4b3c ldr r3, [pc, #240] ; (80084b4 ) 80083c4: 681b ldr r3, [r3, #0] 80083c6: 689b ldr r3, [r3, #8] 80083c8: 4a3a ldr r2, [pc, #232] ; (80084b4 ) 80083ca: 6814 ldr r4, [r2, #0] 80083cc: 4618 mov r0, r3 80083ce: f7fc fd9e bl 8004f0e 80083d2: 4603 mov r3, r0 80083d4: 60a3 str r3, [r4, #8] 80083d6: 68a3 ldr r3, [r4, #8] 80083d8: 4a3f ldr r2, [pc, #252] ; (80084d8 ) 80083da: 6013 str r3, [r2, #0] tcphdr->wnd = lwip_ntohs(tcphdr->wnd); 80083dc: 4b35 ldr r3, [pc, #212] ; (80084b4 ) 80083de: 681b ldr r3, [r3, #0] 80083e0: 89db ldrh r3, [r3, #14] 80083e2: b29b uxth r3, r3 80083e4: 4a33 ldr r2, [pc, #204] ; (80084b4 ) 80083e6: 6814 ldr r4, [r2, #0] 80083e8: 4618 mov r0, r3 80083ea: f7fc fd7b bl 8004ee4 80083ee: 4603 mov r3, r0 80083f0: 81e3 strh r3, [r4, #14] flags = TCPH_FLAGS(tcphdr); 80083f2: 4b30 ldr r3, [pc, #192] ; (80084b4 ) 80083f4: 681b ldr r3, [r3, #0] 80083f6: 899b ldrh r3, [r3, #12] 80083f8: b29b uxth r3, r3 80083fa: 4618 mov r0, r3 80083fc: f7fc fd72 bl 8004ee4 8008400: 4603 mov r3, r0 8008402: b2db uxtb r3, r3 8008404: f003 033f and.w r3, r3, #63 ; 0x3f 8008408: b2da uxtb r2, r3 800840a: 4b34 ldr r3, [pc, #208] ; (80084dc ) 800840c: 701a strb r2, [r3, #0] tcplen = p->tot_len; 800840e: 687b ldr r3, [r7, #4] 8008410: 891a ldrh r2, [r3, #8] 8008412: 4b33 ldr r3, [pc, #204] ; (80084e0 ) 8008414: 801a strh r2, [r3, #0] if (flags & (TCP_FIN | TCP_SYN)) { 8008416: 4b31 ldr r3, [pc, #196] ; (80084dc ) 8008418: 781b ldrb r3, [r3, #0] 800841a: f003 0303 and.w r3, r3, #3 800841e: 2b00 cmp r3, #0 8008420: d00c beq.n 800843c tcplen++; 8008422: 4b2f ldr r3, [pc, #188] ; (80084e0 ) 8008424: 881b ldrh r3, [r3, #0] 8008426: 3301 adds r3, #1 8008428: b29a uxth r2, r3 800842a: 4b2d ldr r3, [pc, #180] ; (80084e0 ) 800842c: 801a strh r2, [r3, #0] if (tcplen < p->tot_len) { 800842e: 687b ldr r3, [r7, #4] 8008430: 891a ldrh r2, [r3, #8] 8008432: 4b2b ldr r3, [pc, #172] ; (80084e0 ) 8008434: 881b ldrh r3, [r3, #0] 8008436: 429a cmp r2, r3 8008438: f200 82e6 bhi.w 8008a08 } } /* Demultiplex an incoming segment. First, we check if it is destined for an active connection. */ prev = NULL; 800843c: 2300 movs r3, #0 800843e: 61bb str r3, [r7, #24] for (pcb = tcp_active_pcbs; pcb != NULL; pcb = pcb->next) { 8008440: 4b28 ldr r3, [pc, #160] ; (80084e4 ) 8008442: 681b ldr r3, [r3, #0] 8008444: 61fb str r3, [r7, #28] 8008446: e09d b.n 8008584 LWIP_ASSERT("tcp_input: active pcb->state != CLOSED", pcb->state != CLOSED); 8008448: 69fb ldr r3, [r7, #28] 800844a: 7d1b ldrb r3, [r3, #20] 800844c: 2b00 cmp r3, #0 800844e: d105 bne.n 800845c 8008450: 4b15 ldr r3, [pc, #84] ; (80084a8 ) 8008452: 22fb movs r2, #251 ; 0xfb 8008454: 4924 ldr r1, [pc, #144] ; (80084e8 ) 8008456: 4816 ldr r0, [pc, #88] ; (80084b0 ) 8008458: f008 fe26 bl 80110a8 LWIP_ASSERT("tcp_input: active pcb->state != TIME-WAIT", pcb->state != TIME_WAIT); 800845c: 69fb ldr r3, [r7, #28] 800845e: 7d1b ldrb r3, [r3, #20] 8008460: 2b0a cmp r3, #10 8008462: d105 bne.n 8008470 8008464: 4b10 ldr r3, [pc, #64] ; (80084a8 ) 8008466: 22fc movs r2, #252 ; 0xfc 8008468: 4920 ldr r1, [pc, #128] ; (80084ec ) 800846a: 4811 ldr r0, [pc, #68] ; (80084b0 ) 800846c: f008 fe1c bl 80110a8 LWIP_ASSERT("tcp_input: active pcb->state != LISTEN", pcb->state != LISTEN); 8008470: 69fb ldr r3, [r7, #28] 8008472: 7d1b ldrb r3, [r3, #20] 8008474: 2b01 cmp r3, #1 8008476: d105 bne.n 8008484 8008478: 4b0b ldr r3, [pc, #44] ; (80084a8 ) 800847a: 22fd movs r2, #253 ; 0xfd 800847c: 491c ldr r1, [pc, #112] ; (80084f0 ) 800847e: 480c ldr r0, [pc, #48] ; (80084b0 ) 8008480: f008 fe12 bl 80110a8 /* check if PCB is bound to specific netif */ if ((pcb->netif_idx != NETIF_NO_INDEX) && 8008484: 69fb ldr r3, [r7, #28] 8008486: 7a1b ldrb r3, [r3, #8] 8008488: 2b00 cmp r3, #0 800848a: d033 beq.n 80084f4 (pcb->netif_idx != netif_get_index(ip_data.current_input_netif))) { 800848c: 69fb ldr r3, [r7, #28] 800848e: 7a1a ldrb r2, [r3, #8] 8008490: 4b09 ldr r3, [pc, #36] ; (80084b8 ) 8008492: 685b ldr r3, [r3, #4] 8008494: f893 3034 ldrb.w r3, [r3, #52] ; 0x34 8008498: 3301 adds r3, #1 800849a: b2db uxtb r3, r3 if ((pcb->netif_idx != NETIF_NO_INDEX) && 800849c: 429a cmp r2, r3 800849e: d029 beq.n 80084f4 prev = pcb; 80084a0: 69fb ldr r3, [r7, #28] 80084a2: 61bb str r3, [r7, #24] continue; 80084a4: e06b b.n 800857e 80084a6: bf00 nop 80084a8: 08016e14 .word 0x08016e14 80084ac: 08016e48 .word 0x08016e48 80084b0: 08016e60 .word 0x08016e60 80084b4: 200099fc .word 0x200099fc 80084b8: 20006444 .word 0x20006444 80084bc: 20009a00 .word 0x20009a00 80084c0: 20009a04 .word 0x20009a04 80084c4: 20009a02 .word 0x20009a02 80084c8: 08016e88 .word 0x08016e88 80084cc: 08016e98 .word 0x08016e98 80084d0: 08016ea4 .word 0x08016ea4 80084d4: 20009a0c .word 0x20009a0c 80084d8: 20009a10 .word 0x20009a10 80084dc: 20009a18 .word 0x20009a18 80084e0: 20009a16 .word 0x20009a16 80084e4: 200099e0 .word 0x200099e0 80084e8: 08016ec4 .word 0x08016ec4 80084ec: 08016eec .word 0x08016eec 80084f0: 08016f18 .word 0x08016f18 } if (pcb->remote_port == tcphdr->src && 80084f4: 69fb ldr r3, [r7, #28] 80084f6: 8b1a ldrh r2, [r3, #24] 80084f8: 4b72 ldr r3, [pc, #456] ; (80086c4 ) 80084fa: 681b ldr r3, [r3, #0] 80084fc: 881b ldrh r3, [r3, #0] 80084fe: b29b uxth r3, r3 8008500: 429a cmp r2, r3 8008502: d13a bne.n 800857a pcb->local_port == tcphdr->dest && 8008504: 69fb ldr r3, [r7, #28] 8008506: 8ada ldrh r2, [r3, #22] 8008508: 4b6e ldr r3, [pc, #440] ; (80086c4 ) 800850a: 681b ldr r3, [r3, #0] 800850c: 885b ldrh r3, [r3, #2] 800850e: b29b uxth r3, r3 if (pcb->remote_port == tcphdr->src && 8008510: 429a cmp r2, r3 8008512: d132 bne.n 800857a ip_addr_cmp(&pcb->remote_ip, ip_current_src_addr()) && 8008514: 69fb ldr r3, [r7, #28] 8008516: 685a ldr r2, [r3, #4] 8008518: 4b6b ldr r3, [pc, #428] ; (80086c8 ) 800851a: 691b ldr r3, [r3, #16] pcb->local_port == tcphdr->dest && 800851c: 429a cmp r2, r3 800851e: d12c bne.n 800857a ip_addr_cmp(&pcb->local_ip, ip_current_dest_addr())) { 8008520: 69fb ldr r3, [r7, #28] 8008522: 681a ldr r2, [r3, #0] 8008524: 4b68 ldr r3, [pc, #416] ; (80086c8 ) 8008526: 695b ldr r3, [r3, #20] ip_addr_cmp(&pcb->remote_ip, ip_current_src_addr()) && 8008528: 429a cmp r2, r3 800852a: d126 bne.n 800857a /* Move this PCB to the front of the list so that subsequent lookups will be faster (we exploit locality in TCP segment arrivals). */ LWIP_ASSERT("tcp_input: pcb->next != pcb (before cache)", pcb->next != pcb); 800852c: 69fb ldr r3, [r7, #28] 800852e: 68db ldr r3, [r3, #12] 8008530: 69fa ldr r2, [r7, #28] 8008532: 429a cmp r2, r3 8008534: d106 bne.n 8008544 8008536: 4b65 ldr r3, [pc, #404] ; (80086cc ) 8008538: f240 120d movw r2, #269 ; 0x10d 800853c: 4964 ldr r1, [pc, #400] ; (80086d0 ) 800853e: 4865 ldr r0, [pc, #404] ; (80086d4 ) 8008540: f008 fdb2 bl 80110a8 if (prev != NULL) { 8008544: 69bb ldr r3, [r7, #24] 8008546: 2b00 cmp r3, #0 8008548: d00a beq.n 8008560 prev->next = pcb->next; 800854a: 69fb ldr r3, [r7, #28] 800854c: 68da ldr r2, [r3, #12] 800854e: 69bb ldr r3, [r7, #24] 8008550: 60da str r2, [r3, #12] pcb->next = tcp_active_pcbs; 8008552: 4b61 ldr r3, [pc, #388] ; (80086d8 ) 8008554: 681a ldr r2, [r3, #0] 8008556: 69fb ldr r3, [r7, #28] 8008558: 60da str r2, [r3, #12] tcp_active_pcbs = pcb; 800855a: 4a5f ldr r2, [pc, #380] ; (80086d8 ) 800855c: 69fb ldr r3, [r7, #28] 800855e: 6013 str r3, [r2, #0] } else { TCP_STATS_INC(tcp.cachehit); } LWIP_ASSERT("tcp_input: pcb->next != pcb (after cache)", pcb->next != pcb); 8008560: 69fb ldr r3, [r7, #28] 8008562: 68db ldr r3, [r3, #12] 8008564: 69fa ldr r2, [r7, #28] 8008566: 429a cmp r2, r3 8008568: d111 bne.n 800858e 800856a: 4b58 ldr r3, [pc, #352] ; (80086cc ) 800856c: f240 1215 movw r2, #277 ; 0x115 8008570: 495a ldr r1, [pc, #360] ; (80086dc ) 8008572: 4858 ldr r0, [pc, #352] ; (80086d4 ) 8008574: f008 fd98 bl 80110a8 break; 8008578: e009 b.n 800858e } prev = pcb; 800857a: 69fb ldr r3, [r7, #28] 800857c: 61bb str r3, [r7, #24] for (pcb = tcp_active_pcbs; pcb != NULL; pcb = pcb->next) { 800857e: 69fb ldr r3, [r7, #28] 8008580: 68db ldr r3, [r3, #12] 8008582: 61fb str r3, [r7, #28] 8008584: 69fb ldr r3, [r7, #28] 8008586: 2b00 cmp r3, #0 8008588: f47f af5e bne.w 8008448 800858c: e000 b.n 8008590 break; 800858e: bf00 nop } if (pcb == NULL) { 8008590: 69fb ldr r3, [r7, #28] 8008592: 2b00 cmp r3, #0 8008594: f040 80aa bne.w 80086ec /* If it did not go to an active connection, we check the connections in the TIME-WAIT state. */ for (pcb = tcp_tw_pcbs; pcb != NULL; pcb = pcb->next) { 8008598: 4b51 ldr r3, [pc, #324] ; (80086e0 ) 800859a: 681b ldr r3, [r3, #0] 800859c: 61fb str r3, [r7, #28] 800859e: e03f b.n 8008620 LWIP_ASSERT("tcp_input: TIME-WAIT pcb->state == TIME-WAIT", pcb->state == TIME_WAIT); 80085a0: 69fb ldr r3, [r7, #28] 80085a2: 7d1b ldrb r3, [r3, #20] 80085a4: 2b0a cmp r3, #10 80085a6: d006 beq.n 80085b6 80085a8: 4b48 ldr r3, [pc, #288] ; (80086cc ) 80085aa: f240 121f movw r2, #287 ; 0x11f 80085ae: 494d ldr r1, [pc, #308] ; (80086e4 ) 80085b0: 4848 ldr r0, [pc, #288] ; (80086d4 ) 80085b2: f008 fd79 bl 80110a8 /* check if PCB is bound to specific netif */ if ((pcb->netif_idx != NETIF_NO_INDEX) && 80085b6: 69fb ldr r3, [r7, #28] 80085b8: 7a1b ldrb r3, [r3, #8] 80085ba: 2b00 cmp r3, #0 80085bc: d009 beq.n 80085d2 (pcb->netif_idx != netif_get_index(ip_data.current_input_netif))) { 80085be: 69fb ldr r3, [r7, #28] 80085c0: 7a1a ldrb r2, [r3, #8] 80085c2: 4b41 ldr r3, [pc, #260] ; (80086c8 ) 80085c4: 685b ldr r3, [r3, #4] 80085c6: f893 3034 ldrb.w r3, [r3, #52] ; 0x34 80085ca: 3301 adds r3, #1 80085cc: b2db uxtb r3, r3 if ((pcb->netif_idx != NETIF_NO_INDEX) && 80085ce: 429a cmp r2, r3 80085d0: d122 bne.n 8008618 continue; } if (pcb->remote_port == tcphdr->src && 80085d2: 69fb ldr r3, [r7, #28] 80085d4: 8b1a ldrh r2, [r3, #24] 80085d6: 4b3b ldr r3, [pc, #236] ; (80086c4 ) 80085d8: 681b ldr r3, [r3, #0] 80085da: 881b ldrh r3, [r3, #0] 80085dc: b29b uxth r3, r3 80085de: 429a cmp r2, r3 80085e0: d11b bne.n 800861a pcb->local_port == tcphdr->dest && 80085e2: 69fb ldr r3, [r7, #28] 80085e4: 8ada ldrh r2, [r3, #22] 80085e6: 4b37 ldr r3, [pc, #220] ; (80086c4 ) 80085e8: 681b ldr r3, [r3, #0] 80085ea: 885b ldrh r3, [r3, #2] 80085ec: b29b uxth r3, r3 if (pcb->remote_port == tcphdr->src && 80085ee: 429a cmp r2, r3 80085f0: d113 bne.n 800861a ip_addr_cmp(&pcb->remote_ip, ip_current_src_addr()) && 80085f2: 69fb ldr r3, [r7, #28] 80085f4: 685a ldr r2, [r3, #4] 80085f6: 4b34 ldr r3, [pc, #208] ; (80086c8 ) 80085f8: 691b ldr r3, [r3, #16] pcb->local_port == tcphdr->dest && 80085fa: 429a cmp r2, r3 80085fc: d10d bne.n 800861a ip_addr_cmp(&pcb->local_ip, ip_current_dest_addr())) { 80085fe: 69fb ldr r3, [r7, #28] 8008600: 681a ldr r2, [r3, #0] 8008602: 4b31 ldr r3, [pc, #196] ; (80086c8 ) 8008604: 695b ldr r3, [r3, #20] ip_addr_cmp(&pcb->remote_ip, ip_current_src_addr()) && 8008606: 429a cmp r2, r3 8008608: d107 bne.n 800861a #ifdef LWIP_HOOK_TCP_INPACKET_PCB if (LWIP_HOOK_TCP_INPACKET_PCB(pcb, tcphdr, tcphdr_optlen, tcphdr_opt1len, tcphdr_opt2, p) == ERR_OK) #endif { tcp_timewait_input(pcb); 800860a: 69f8 ldr r0, [r7, #28] 800860c: f000 fb56 bl 8008cbc } pbuf_free(p); 8008610: 6878 ldr r0, [r7, #4] 8008612: f7fd ffd1 bl 80065b8 return; 8008616: e1fd b.n 8008a14 continue; 8008618: bf00 nop for (pcb = tcp_tw_pcbs; pcb != NULL; pcb = pcb->next) { 800861a: 69fb ldr r3, [r7, #28] 800861c: 68db ldr r3, [r3, #12] 800861e: 61fb str r3, [r7, #28] 8008620: 69fb ldr r3, [r7, #28] 8008622: 2b00 cmp r3, #0 8008624: d1bc bne.n 80085a0 } } /* Finally, if we still did not get a match, we check all PCBs that are LISTENing for incoming connections. */ prev = NULL; 8008626: 2300 movs r3, #0 8008628: 61bb str r3, [r7, #24] for (lpcb = tcp_listen_pcbs.listen_pcbs; lpcb != NULL; lpcb = lpcb->next) { 800862a: 4b2f ldr r3, [pc, #188] ; (80086e8 ) 800862c: 681b ldr r3, [r3, #0] 800862e: 617b str r3, [r7, #20] 8008630: e02a b.n 8008688 /* check if PCB is bound to specific netif */ if ((lpcb->netif_idx != NETIF_NO_INDEX) && 8008632: 697b ldr r3, [r7, #20] 8008634: 7a1b ldrb r3, [r3, #8] 8008636: 2b00 cmp r3, #0 8008638: d00c beq.n 8008654 (lpcb->netif_idx != netif_get_index(ip_data.current_input_netif))) { 800863a: 697b ldr r3, [r7, #20] 800863c: 7a1a ldrb r2, [r3, #8] 800863e: 4b22 ldr r3, [pc, #136] ; (80086c8 ) 8008640: 685b ldr r3, [r3, #4] 8008642: f893 3034 ldrb.w r3, [r3, #52] ; 0x34 8008646: 3301 adds r3, #1 8008648: b2db uxtb r3, r3 if ((lpcb->netif_idx != NETIF_NO_INDEX) && 800864a: 429a cmp r2, r3 800864c: d002 beq.n 8008654 prev = (struct tcp_pcb *)lpcb; 800864e: 697b ldr r3, [r7, #20] 8008650: 61bb str r3, [r7, #24] continue; 8008652: e016 b.n 8008682 } if (lpcb->local_port == tcphdr->dest) { 8008654: 697b ldr r3, [r7, #20] 8008656: 8ada ldrh r2, [r3, #22] 8008658: 4b1a ldr r3, [pc, #104] ; (80086c4 ) 800865a: 681b ldr r3, [r3, #0] 800865c: 885b ldrh r3, [r3, #2] 800865e: b29b uxth r3, r3 8008660: 429a cmp r2, r3 8008662: d10c bne.n 800867e lpcb_prev = prev; #else /* SO_REUSE */ break; #endif /* SO_REUSE */ } else if (IP_ADDR_PCB_VERSION_MATCH_EXACT(lpcb, ip_current_dest_addr())) { if (ip_addr_cmp(&lpcb->local_ip, ip_current_dest_addr())) { 8008664: 697b ldr r3, [r7, #20] 8008666: 681a ldr r2, [r3, #0] 8008668: 4b17 ldr r3, [pc, #92] ; (80086c8 ) 800866a: 695b ldr r3, [r3, #20] 800866c: 429a cmp r2, r3 800866e: d00f beq.n 8008690 /* found an exact match */ break; } else if (ip_addr_isany(&lpcb->local_ip)) { 8008670: 697b ldr r3, [r7, #20] 8008672: 2b00 cmp r3, #0 8008674: d00d beq.n 8008692 8008676: 697b ldr r3, [r7, #20] 8008678: 681b ldr r3, [r3, #0] 800867a: 2b00 cmp r3, #0 800867c: d009 beq.n 8008692 break; #endif /* SO_REUSE */ } } } prev = (struct tcp_pcb *)lpcb; 800867e: 697b ldr r3, [r7, #20] 8008680: 61bb str r3, [r7, #24] for (lpcb = tcp_listen_pcbs.listen_pcbs; lpcb != NULL; lpcb = lpcb->next) { 8008682: 697b ldr r3, [r7, #20] 8008684: 68db ldr r3, [r3, #12] 8008686: 617b str r3, [r7, #20] 8008688: 697b ldr r3, [r7, #20] 800868a: 2b00 cmp r3, #0 800868c: d1d1 bne.n 8008632 800868e: e000 b.n 8008692 break; 8008690: bf00 nop /* only pass to ANY if no specific local IP has been found */ lpcb = lpcb_any; prev = lpcb_prev; } #endif /* SO_REUSE */ if (lpcb != NULL) { 8008692: 697b ldr r3, [r7, #20] 8008694: 2b00 cmp r3, #0 8008696: d029 beq.n 80086ec /* Move this PCB to the front of the list so that subsequent lookups will be faster (we exploit locality in TCP segment arrivals). */ if (prev != NULL) { 8008698: 69bb ldr r3, [r7, #24] 800869a: 2b00 cmp r3, #0 800869c: d00a beq.n 80086b4 ((struct tcp_pcb_listen *)prev)->next = lpcb->next; 800869e: 697b ldr r3, [r7, #20] 80086a0: 68da ldr r2, [r3, #12] 80086a2: 69bb ldr r3, [r7, #24] 80086a4: 60da str r2, [r3, #12] /* our successor is the remainder of the listening list */ lpcb->next = tcp_listen_pcbs.listen_pcbs; 80086a6: 4b10 ldr r3, [pc, #64] ; (80086e8 ) 80086a8: 681a ldr r2, [r3, #0] 80086aa: 697b ldr r3, [r7, #20] 80086ac: 60da str r2, [r3, #12] /* put this listening pcb at the head of the listening list */ tcp_listen_pcbs.listen_pcbs = lpcb; 80086ae: 4a0e ldr r2, [pc, #56] ; (80086e8 ) 80086b0: 697b ldr r3, [r7, #20] 80086b2: 6013 str r3, [r2, #0] #ifdef LWIP_HOOK_TCP_INPACKET_PCB if (LWIP_HOOK_TCP_INPACKET_PCB((struct tcp_pcb *)lpcb, tcphdr, tcphdr_optlen, tcphdr_opt1len, tcphdr_opt2, p) == ERR_OK) #endif { tcp_listen_input(lpcb); 80086b4: 6978 ldr r0, [r7, #20] 80086b6: f000 fa03 bl 8008ac0 } pbuf_free(p); 80086ba: 6878 ldr r0, [r7, #4] 80086bc: f7fd ff7c bl 80065b8 return; 80086c0: e1a8 b.n 8008a14 80086c2: bf00 nop 80086c4: 200099fc .word 0x200099fc 80086c8: 20006444 .word 0x20006444 80086cc: 08016e14 .word 0x08016e14 80086d0: 08016f40 .word 0x08016f40 80086d4: 08016e60 .word 0x08016e60 80086d8: 200099e0 .word 0x200099e0 80086dc: 08016f6c .word 0x08016f6c 80086e0: 200099e4 .word 0x200099e4 80086e4: 08016f98 .word 0x08016f98 80086e8: 200099dc .word 0x200099dc tcphdr_opt1len, tcphdr_opt2, p) != ERR_OK) { pbuf_free(p); return; } #endif if (pcb != NULL) { 80086ec: 69fb ldr r3, [r7, #28] 80086ee: 2b00 cmp r3, #0 80086f0: f000 8158 beq.w 80089a4 #if TCP_INPUT_DEBUG tcp_debug_print_state(pcb->state); #endif /* TCP_INPUT_DEBUG */ /* Set up a tcp_seg structure. */ inseg.next = NULL; 80086f4: 4b95 ldr r3, [pc, #596] ; (800894c ) 80086f6: 2200 movs r2, #0 80086f8: 601a str r2, [r3, #0] inseg.len = p->tot_len; 80086fa: 687b ldr r3, [r7, #4] 80086fc: 891a ldrh r2, [r3, #8] 80086fe: 4b93 ldr r3, [pc, #588] ; (800894c ) 8008700: 811a strh r2, [r3, #8] inseg.p = p; 8008702: 4a92 ldr r2, [pc, #584] ; (800894c ) 8008704: 687b ldr r3, [r7, #4] 8008706: 6053 str r3, [r2, #4] inseg.tcphdr = tcphdr; 8008708: 4b91 ldr r3, [pc, #580] ; (8008950 ) 800870a: 681b ldr r3, [r3, #0] 800870c: 4a8f ldr r2, [pc, #572] ; (800894c ) 800870e: 60d3 str r3, [r2, #12] recv_data = NULL; 8008710: 4b90 ldr r3, [pc, #576] ; (8008954 ) 8008712: 2200 movs r2, #0 8008714: 601a str r2, [r3, #0] recv_flags = 0; 8008716: 4b90 ldr r3, [pc, #576] ; (8008958 ) 8008718: 2200 movs r2, #0 800871a: 701a strb r2, [r3, #0] recv_acked = 0; 800871c: 4b8f ldr r3, [pc, #572] ; (800895c ) 800871e: 2200 movs r2, #0 8008720: 801a strh r2, [r3, #0] if (flags & TCP_PSH) { 8008722: 4b8f ldr r3, [pc, #572] ; (8008960 ) 8008724: 781b ldrb r3, [r3, #0] 8008726: f003 0308 and.w r3, r3, #8 800872a: 2b00 cmp r3, #0 800872c: d006 beq.n 800873c p->flags |= PBUF_FLAG_PUSH; 800872e: 687b ldr r3, [r7, #4] 8008730: 7b5b ldrb r3, [r3, #13] 8008732: f043 0301 orr.w r3, r3, #1 8008736: b2da uxtb r2, r3 8008738: 687b ldr r3, [r7, #4] 800873a: 735a strb r2, [r3, #13] } /* If there is data which was previously "refused" by upper layer */ if (pcb->refused_data != NULL) { 800873c: 69fb ldr r3, [r7, #28] 800873e: 6f9b ldr r3, [r3, #120] ; 0x78 8008740: 2b00 cmp r3, #0 8008742: d017 beq.n 8008774 if ((tcp_process_refused_data(pcb) == ERR_ABRT) || 8008744: 69f8 ldr r0, [r7, #28] 8008746: f7ff f929 bl 800799c 800874a: 4603 mov r3, r0 800874c: f113 0f0d cmn.w r3, #13 8008750: d007 beq.n 8008762 ((pcb->refused_data != NULL) && (tcplen > 0))) { 8008752: 69fb ldr r3, [r7, #28] 8008754: 6f9b ldr r3, [r3, #120] ; 0x78 if ((tcp_process_refused_data(pcb) == ERR_ABRT) || 8008756: 2b00 cmp r3, #0 8008758: d00c beq.n 8008774 ((pcb->refused_data != NULL) && (tcplen > 0))) { 800875a: 4b82 ldr r3, [pc, #520] ; (8008964 ) 800875c: 881b ldrh r3, [r3, #0] 800875e: 2b00 cmp r3, #0 8008760: d008 beq.n 8008774 /* pcb has been aborted or refused data is still refused and the new segment contains data */ if (pcb->rcv_ann_wnd == 0) { 8008762: 69fb ldr r3, [r7, #28] 8008764: 8d5b ldrh r3, [r3, #42] ; 0x2a 8008766: 2b00 cmp r3, #0 8008768: f040 80e3 bne.w 8008932 /* this is a zero-window probe, we respond to it with current RCV.NXT and drop the data segment */ tcp_send_empty_ack(pcb); 800876c: 69f8 ldr r0, [r7, #28] 800876e: f003 f9ad bl 800bacc } TCP_STATS_INC(tcp.drop); MIB2_STATS_INC(mib2.tcpinerrs); goto aborted; 8008772: e0de b.n 8008932 } } tcp_input_pcb = pcb; 8008774: 4a7c ldr r2, [pc, #496] ; (8008968 ) 8008776: 69fb ldr r3, [r7, #28] 8008778: 6013 str r3, [r2, #0] err = tcp_process(pcb); 800877a: 69f8 ldr r0, [r7, #28] 800877c: f000 fb18 bl 8008db0 8008780: 4603 mov r3, r0 8008782: 74fb strb r3, [r7, #19] /* A return value of ERR_ABRT means that tcp_abort() was called and that the pcb has been freed. If so, we don't do anything. */ if (err != ERR_ABRT) { 8008784: f997 3013 ldrsb.w r3, [r7, #19] 8008788: f113 0f0d cmn.w r3, #13 800878c: f000 80d3 beq.w 8008936 if (recv_flags & TF_RESET) { 8008790: 4b71 ldr r3, [pc, #452] ; (8008958 ) 8008792: 781b ldrb r3, [r3, #0] 8008794: f003 0308 and.w r3, r3, #8 8008798: 2b00 cmp r3, #0 800879a: d015 beq.n 80087c8 /* TF_RESET means that the connection was reset by the other end. We then call the error callback to inform the application that the connection is dead before we deallocate the PCB. */ TCP_EVENT_ERR(pcb->state, pcb->errf, pcb->callback_arg, ERR_RST); 800879c: 69fb ldr r3, [r7, #28] 800879e: f8d3 3090 ldr.w r3, [r3, #144] ; 0x90 80087a2: 2b00 cmp r3, #0 80087a4: d008 beq.n 80087b8 80087a6: 69fb ldr r3, [r7, #28] 80087a8: f8d3 3090 ldr.w r3, [r3, #144] ; 0x90 80087ac: 69fa ldr r2, [r7, #28] 80087ae: 6912 ldr r2, [r2, #16] 80087b0: f06f 010d mvn.w r1, #13 80087b4: 4610 mov r0, r2 80087b6: 4798 blx r3 tcp_pcb_remove(&tcp_active_pcbs, pcb); 80087b8: 69f9 ldr r1, [r7, #28] 80087ba: 486c ldr r0, [pc, #432] ; (800896c ) 80087bc: f7ff fbbc bl 8007f38 tcp_free(pcb); 80087c0: 69f8 ldr r0, [r7, #28] 80087c2: f7fe f9a9 bl 8006b18 80087c6: e0da b.n 800897e } else { err = ERR_OK; 80087c8: 2300 movs r3, #0 80087ca: 74fb strb r3, [r7, #19] /* If the application has registered a "sent" function to be called when new send buffer space is available, we call it now. */ if (recv_acked > 0) { 80087cc: 4b63 ldr r3, [pc, #396] ; (800895c ) 80087ce: 881b ldrh r3, [r3, #0] 80087d0: 2b00 cmp r3, #0 80087d2: d01d beq.n 8008810 while (acked > 0) { acked16 = (u16_t)LWIP_MIN(acked, 0xffffu); acked -= acked16; #else { acked16 = recv_acked; 80087d4: 4b61 ldr r3, [pc, #388] ; (800895c ) 80087d6: 881b ldrh r3, [r3, #0] 80087d8: 81fb strh r3, [r7, #14] #endif TCP_EVENT_SENT(pcb, (u16_t)acked16, err); 80087da: 69fb ldr r3, [r7, #28] 80087dc: f8d3 3080 ldr.w r3, [r3, #128] ; 0x80 80087e0: 2b00 cmp r3, #0 80087e2: d00a beq.n 80087fa 80087e4: 69fb ldr r3, [r7, #28] 80087e6: f8d3 3080 ldr.w r3, [r3, #128] ; 0x80 80087ea: 69fa ldr r2, [r7, #28] 80087ec: 6910 ldr r0, [r2, #16] 80087ee: 89fa ldrh r2, [r7, #14] 80087f0: 69f9 ldr r1, [r7, #28] 80087f2: 4798 blx r3 80087f4: 4603 mov r3, r0 80087f6: 74fb strb r3, [r7, #19] 80087f8: e001 b.n 80087fe 80087fa: 2300 movs r3, #0 80087fc: 74fb strb r3, [r7, #19] if (err == ERR_ABRT) { 80087fe: f997 3013 ldrsb.w r3, [r7, #19] 8008802: f113 0f0d cmn.w r3, #13 8008806: f000 8098 beq.w 800893a goto aborted; } } recv_acked = 0; 800880a: 4b54 ldr r3, [pc, #336] ; (800895c ) 800880c: 2200 movs r2, #0 800880e: 801a strh r2, [r3, #0] } if (tcp_input_delayed_close(pcb)) { 8008810: 69f8 ldr r0, [r7, #28] 8008812: f000 f915 bl 8008a40 8008816: 4603 mov r3, r0 8008818: 2b00 cmp r3, #0 800881a: f040 8090 bne.w 800893e #if TCP_QUEUE_OOSEQ && LWIP_WND_SCALE while (recv_data != NULL) { struct pbuf *rest = NULL; pbuf_split_64k(recv_data, &rest); #else /* TCP_QUEUE_OOSEQ && LWIP_WND_SCALE */ if (recv_data != NULL) { 800881e: 4b4d ldr r3, [pc, #308] ; (8008954 ) 8008820: 681b ldr r3, [r3, #0] 8008822: 2b00 cmp r3, #0 8008824: d041 beq.n 80088aa #endif /* TCP_QUEUE_OOSEQ && LWIP_WND_SCALE */ LWIP_ASSERT("pcb->refused_data == NULL", pcb->refused_data == NULL); 8008826: 69fb ldr r3, [r7, #28] 8008828: 6f9b ldr r3, [r3, #120] ; 0x78 800882a: 2b00 cmp r3, #0 800882c: d006 beq.n 800883c 800882e: 4b50 ldr r3, [pc, #320] ; (8008970 ) 8008830: f44f 72f3 mov.w r2, #486 ; 0x1e6 8008834: 494f ldr r1, [pc, #316] ; (8008974 ) 8008836: 4850 ldr r0, [pc, #320] ; (8008978 ) 8008838: f008 fc36 bl 80110a8 if (pcb->flags & TF_RXCLOSED) { 800883c: 69fb ldr r3, [r7, #28] 800883e: 8b5b ldrh r3, [r3, #26] 8008840: f003 0310 and.w r3, r3, #16 8008844: 2b00 cmp r3, #0 8008846: d008 beq.n 800885a /* received data although already closed -> abort (send RST) to notify the remote host that not all data has been processed */ pbuf_free(recv_data); 8008848: 4b42 ldr r3, [pc, #264] ; (8008954 ) 800884a: 681b ldr r3, [r3, #0] 800884c: 4618 mov r0, r3 800884e: f7fd feb3 bl 80065b8 #if TCP_QUEUE_OOSEQ && LWIP_WND_SCALE if (rest != NULL) { pbuf_free(rest); } #endif /* TCP_QUEUE_OOSEQ && LWIP_WND_SCALE */ tcp_abort(pcb); 8008852: 69f8 ldr r0, [r7, #28] 8008854: f7fe fc48 bl 80070e8 goto aborted; 8008858: e091 b.n 800897e } /* Notify application that data has been received. */ TCP_EVENT_RECV(pcb, recv_data, ERR_OK, err); 800885a: 69fb ldr r3, [r7, #28] 800885c: f8d3 3084 ldr.w r3, [r3, #132] ; 0x84 8008860: 2b00 cmp r3, #0 8008862: d00c beq.n 800887e 8008864: 69fb ldr r3, [r7, #28] 8008866: f8d3 4084 ldr.w r4, [r3, #132] ; 0x84 800886a: 69fb ldr r3, [r7, #28] 800886c: 6918 ldr r0, [r3, #16] 800886e: 4b39 ldr r3, [pc, #228] ; (8008954 ) 8008870: 681a ldr r2, [r3, #0] 8008872: 2300 movs r3, #0 8008874: 69f9 ldr r1, [r7, #28] 8008876: 47a0 blx r4 8008878: 4603 mov r3, r0 800887a: 74fb strb r3, [r7, #19] 800887c: e008 b.n 8008890 800887e: 4b35 ldr r3, [pc, #212] ; (8008954 ) 8008880: 681a ldr r2, [r3, #0] 8008882: 2300 movs r3, #0 8008884: 69f9 ldr r1, [r7, #28] 8008886: 2000 movs r0, #0 8008888: f7ff f95e bl 8007b48 800888c: 4603 mov r3, r0 800888e: 74fb strb r3, [r7, #19] if (err == ERR_ABRT) { 8008890: f997 3013 ldrsb.w r3, [r7, #19] 8008894: f113 0f0d cmn.w r3, #13 8008898: d053 beq.n 8008942 #endif /* TCP_QUEUE_OOSEQ && LWIP_WND_SCALE */ goto aborted; } /* If the upper layer can't receive this data, store it */ if (err != ERR_OK) { 800889a: f997 3013 ldrsb.w r3, [r7, #19] 800889e: 2b00 cmp r3, #0 80088a0: d003 beq.n 80088aa #if TCP_QUEUE_OOSEQ && LWIP_WND_SCALE if (rest != NULL) { pbuf_cat(recv_data, rest); } #endif /* TCP_QUEUE_OOSEQ && LWIP_WND_SCALE */ pcb->refused_data = recv_data; 80088a2: 4b2c ldr r3, [pc, #176] ; (8008954 ) 80088a4: 681a ldr r2, [r3, #0] 80088a6: 69fb ldr r3, [r7, #28] 80088a8: 679a str r2, [r3, #120] ; 0x78 } } /* If a FIN segment was received, we call the callback function with a NULL buffer to indicate EOF. */ if (recv_flags & TF_GOT_FIN) { 80088aa: 4b2b ldr r3, [pc, #172] ; (8008958 ) 80088ac: 781b ldrb r3, [r3, #0] 80088ae: f003 0320 and.w r3, r3, #32 80088b2: 2b00 cmp r3, #0 80088b4: d030 beq.n 8008918 if (pcb->refused_data != NULL) { 80088b6: 69fb ldr r3, [r7, #28] 80088b8: 6f9b ldr r3, [r3, #120] ; 0x78 80088ba: 2b00 cmp r3, #0 80088bc: d009 beq.n 80088d2 /* Delay this if we have refused data. */ pcb->refused_data->flags |= PBUF_FLAG_TCP_FIN; 80088be: 69fb ldr r3, [r7, #28] 80088c0: 6f9b ldr r3, [r3, #120] ; 0x78 80088c2: 7b5a ldrb r2, [r3, #13] 80088c4: 69fb ldr r3, [r7, #28] 80088c6: 6f9b ldr r3, [r3, #120] ; 0x78 80088c8: f042 0220 orr.w r2, r2, #32 80088cc: b2d2 uxtb r2, r2 80088ce: 735a strb r2, [r3, #13] 80088d0: e022 b.n 8008918 } else { /* correct rcv_wnd as the application won't call tcp_recved() for the FIN's seqno */ if (pcb->rcv_wnd != TCP_WND_MAX(pcb)) { 80088d2: 69fb ldr r3, [r7, #28] 80088d4: 8d1b ldrh r3, [r3, #40] ; 0x28 80088d6: f5b3 6f06 cmp.w r3, #2144 ; 0x860 80088da: d005 beq.n 80088e8 pcb->rcv_wnd++; 80088dc: 69fb ldr r3, [r7, #28] 80088de: 8d1b ldrh r3, [r3, #40] ; 0x28 80088e0: 3301 adds r3, #1 80088e2: b29a uxth r2, r3 80088e4: 69fb ldr r3, [r7, #28] 80088e6: 851a strh r2, [r3, #40] ; 0x28 } TCP_EVENT_CLOSED(pcb, err); 80088e8: 69fb ldr r3, [r7, #28] 80088ea: f8d3 3084 ldr.w r3, [r3, #132] ; 0x84 80088ee: 2b00 cmp r3, #0 80088f0: d00b beq.n 800890a 80088f2: 69fb ldr r3, [r7, #28] 80088f4: f8d3 4084 ldr.w r4, [r3, #132] ; 0x84 80088f8: 69fb ldr r3, [r7, #28] 80088fa: 6918 ldr r0, [r3, #16] 80088fc: 2300 movs r3, #0 80088fe: 2200 movs r2, #0 8008900: 69f9 ldr r1, [r7, #28] 8008902: 47a0 blx r4 8008904: 4603 mov r3, r0 8008906: 74fb strb r3, [r7, #19] 8008908: e001 b.n 800890e 800890a: 2300 movs r3, #0 800890c: 74fb strb r3, [r7, #19] if (err == ERR_ABRT) { 800890e: f997 3013 ldrsb.w r3, [r7, #19] 8008912: f113 0f0d cmn.w r3, #13 8008916: d016 beq.n 8008946 goto aborted; } } } tcp_input_pcb = NULL; 8008918: 4b13 ldr r3, [pc, #76] ; (8008968 ) 800891a: 2200 movs r2, #0 800891c: 601a str r2, [r3, #0] if (tcp_input_delayed_close(pcb)) { 800891e: 69f8 ldr r0, [r7, #28] 8008920: f000 f88e bl 8008a40 8008924: 4603 mov r3, r0 8008926: 2b00 cmp r3, #0 8008928: d128 bne.n 800897c goto aborted; } /* Try to send something out. */ tcp_output(pcb); 800892a: 69f8 ldr r0, [r7, #28] 800892c: f002 fac8 bl 800aec0 8008930: e025 b.n 800897e goto aborted; 8008932: bf00 nop 8008934: e023 b.n 800897e #endif /* TCP_INPUT_DEBUG */ } } /* Jump target if pcb has been aborted in a callback (by calling tcp_abort()). Below this line, 'pcb' may not be dereferenced! */ aborted: 8008936: bf00 nop 8008938: e021 b.n 800897e goto aborted; 800893a: bf00 nop 800893c: e01f b.n 800897e goto aborted; 800893e: bf00 nop 8008940: e01d b.n 800897e goto aborted; 8008942: bf00 nop 8008944: e01b b.n 800897e goto aborted; 8008946: bf00 nop 8008948: e019 b.n 800897e 800894a: bf00 nop 800894c: 200099ec .word 0x200099ec 8008950: 200099fc .word 0x200099fc 8008954: 20009a1c .word 0x20009a1c 8008958: 20009a19 .word 0x20009a19 800895c: 20009a14 .word 0x20009a14 8008960: 20009a18 .word 0x20009a18 8008964: 20009a16 .word 0x20009a16 8008968: 20009a20 .word 0x20009a20 800896c: 200099e0 .word 0x200099e0 8008970: 08016e14 .word 0x08016e14 8008974: 08016fc8 .word 0x08016fc8 8008978: 08016e60 .word 0x08016e60 goto aborted; 800897c: bf00 nop tcp_input_pcb = NULL; 800897e: 4b27 ldr r3, [pc, #156] ; (8008a1c ) 8008980: 2200 movs r2, #0 8008982: 601a str r2, [r3, #0] recv_data = NULL; 8008984: 4b26 ldr r3, [pc, #152] ; (8008a20 ) 8008986: 2200 movs r2, #0 8008988: 601a str r2, [r3, #0] /* give up our reference to inseg.p */ if (inseg.p != NULL) { 800898a: 4b26 ldr r3, [pc, #152] ; (8008a24 ) 800898c: 685b ldr r3, [r3, #4] 800898e: 2b00 cmp r3, #0 8008990: d03f beq.n 8008a12 pbuf_free(inseg.p); 8008992: 4b24 ldr r3, [pc, #144] ; (8008a24 ) 8008994: 685b ldr r3, [r3, #4] 8008996: 4618 mov r0, r3 8008998: f7fd fe0e bl 80065b8 inseg.p = NULL; 800899c: 4b21 ldr r3, [pc, #132] ; (8008a24 ) 800899e: 2200 movs r2, #0 80089a0: 605a str r2, [r3, #4] pbuf_free(p); } LWIP_ASSERT("tcp_input: tcp_pcbs_sane()", tcp_pcbs_sane()); PERF_STOP("tcp_input"); return; 80089a2: e036 b.n 8008a12 if (!(TCPH_FLAGS(tcphdr) & TCP_RST)) { 80089a4: 4b20 ldr r3, [pc, #128] ; (8008a28 ) 80089a6: 681b ldr r3, [r3, #0] 80089a8: 899b ldrh r3, [r3, #12] 80089aa: b29b uxth r3, r3 80089ac: 4618 mov r0, r3 80089ae: f7fc fa99 bl 8004ee4 80089b2: 4603 mov r3, r0 80089b4: b2db uxtb r3, r3 80089b6: f003 0304 and.w r3, r3, #4 80089ba: 2b00 cmp r3, #0 80089bc: d118 bne.n 80089f0 tcp_rst(NULL, ackno, seqno + tcplen, ip_current_dest_addr(), 80089be: 4b1b ldr r3, [pc, #108] ; (8008a2c ) 80089c0: 6819 ldr r1, [r3, #0] 80089c2: 4b1b ldr r3, [pc, #108] ; (8008a30 ) 80089c4: 881b ldrh r3, [r3, #0] 80089c6: 461a mov r2, r3 80089c8: 4b1a ldr r3, [pc, #104] ; (8008a34 ) 80089ca: 681b ldr r3, [r3, #0] 80089cc: 18d0 adds r0, r2, r3 ip_current_src_addr(), tcphdr->dest, tcphdr->src); 80089ce: 4b16 ldr r3, [pc, #88] ; (8008a28 ) 80089d0: 681b ldr r3, [r3, #0] tcp_rst(NULL, ackno, seqno + tcplen, ip_current_dest_addr(), 80089d2: 885b ldrh r3, [r3, #2] 80089d4: b29b uxth r3, r3 ip_current_src_addr(), tcphdr->dest, tcphdr->src); 80089d6: 4a14 ldr r2, [pc, #80] ; (8008a28 ) 80089d8: 6812 ldr r2, [r2, #0] tcp_rst(NULL, ackno, seqno + tcplen, ip_current_dest_addr(), 80089da: 8812 ldrh r2, [r2, #0] 80089dc: b292 uxth r2, r2 80089de: 9202 str r2, [sp, #8] 80089e0: 9301 str r3, [sp, #4] 80089e2: 4b15 ldr r3, [pc, #84] ; (8008a38 ) 80089e4: 9300 str r3, [sp, #0] 80089e6: 4b15 ldr r3, [pc, #84] ; (8008a3c ) 80089e8: 4602 mov r2, r0 80089ea: 2000 movs r0, #0 80089ec: f003 f81c bl 800ba28 pbuf_free(p); 80089f0: 6878 ldr r0, [r7, #4] 80089f2: f7fd fde1 bl 80065b8 return; 80089f6: e00c b.n 8008a12 goto dropped; 80089f8: bf00 nop 80089fa: e006 b.n 8008a0a goto dropped; 80089fc: bf00 nop 80089fe: e004 b.n 8008a0a goto dropped; 8008a00: bf00 nop 8008a02: e002 b.n 8008a0a goto dropped; 8008a04: bf00 nop 8008a06: e000 b.n 8008a0a goto dropped; 8008a08: bf00 nop dropped: TCP_STATS_INC(tcp.drop); MIB2_STATS_INC(mib2.tcpinerrs); pbuf_free(p); 8008a0a: 6878 ldr r0, [r7, #4] 8008a0c: f7fd fdd4 bl 80065b8 8008a10: e000 b.n 8008a14 return; 8008a12: bf00 nop } 8008a14: 3724 adds r7, #36 ; 0x24 8008a16: 46bd mov sp, r7 8008a18: bd90 pop {r4, r7, pc} 8008a1a: bf00 nop 8008a1c: 20009a20 .word 0x20009a20 8008a20: 20009a1c .word 0x20009a1c 8008a24: 200099ec .word 0x200099ec 8008a28: 200099fc .word 0x200099fc 8008a2c: 20009a10 .word 0x20009a10 8008a30: 20009a16 .word 0x20009a16 8008a34: 20009a0c .word 0x20009a0c 8008a38: 20006454 .word 0x20006454 8008a3c: 20006458 .word 0x20006458 08008a40 : * any more. * @returns 1 if the pcb has been closed and deallocated, 0 otherwise */ static int tcp_input_delayed_close(struct tcp_pcb *pcb) { 8008a40: b580 push {r7, lr} 8008a42: b082 sub sp, #8 8008a44: af00 add r7, sp, #0 8008a46: 6078 str r0, [r7, #4] LWIP_ASSERT("tcp_input_delayed_close: invalid pcb", pcb != NULL); 8008a48: 687b ldr r3, [r7, #4] 8008a4a: 2b00 cmp r3, #0 8008a4c: d106 bne.n 8008a5c 8008a4e: 4b17 ldr r3, [pc, #92] ; (8008aac ) 8008a50: f240 225a movw r2, #602 ; 0x25a 8008a54: 4916 ldr r1, [pc, #88] ; (8008ab0 ) 8008a56: 4817 ldr r0, [pc, #92] ; (8008ab4 ) 8008a58: f008 fb26 bl 80110a8 if (recv_flags & TF_CLOSED) { 8008a5c: 4b16 ldr r3, [pc, #88] ; (8008ab8 ) 8008a5e: 781b ldrb r3, [r3, #0] 8008a60: f003 0310 and.w r3, r3, #16 8008a64: 2b00 cmp r3, #0 8008a66: d01c beq.n 8008aa2 /* The connection has been closed and we will deallocate the PCB. */ if (!(pcb->flags & TF_RXCLOSED)) { 8008a68: 687b ldr r3, [r7, #4] 8008a6a: 8b5b ldrh r3, [r3, #26] 8008a6c: f003 0310 and.w r3, r3, #16 8008a70: 2b00 cmp r3, #0 8008a72: d10d bne.n 8008a90 /* Connection closed although the application has only shut down the tx side: call the PCB's err callback and indicate the closure to ensure the application doesn't continue using the PCB. */ TCP_EVENT_ERR(pcb->state, pcb->errf, pcb->callback_arg, ERR_CLSD); 8008a74: 687b ldr r3, [r7, #4] 8008a76: f8d3 3090 ldr.w r3, [r3, #144] ; 0x90 8008a7a: 2b00 cmp r3, #0 8008a7c: d008 beq.n 8008a90 8008a7e: 687b ldr r3, [r7, #4] 8008a80: f8d3 3090 ldr.w r3, [r3, #144] ; 0x90 8008a84: 687a ldr r2, [r7, #4] 8008a86: 6912 ldr r2, [r2, #16] 8008a88: f06f 010e mvn.w r1, #14 8008a8c: 4610 mov r0, r2 8008a8e: 4798 blx r3 } tcp_pcb_remove(&tcp_active_pcbs, pcb); 8008a90: 6879 ldr r1, [r7, #4] 8008a92: 480a ldr r0, [pc, #40] ; (8008abc ) 8008a94: f7ff fa50 bl 8007f38 tcp_free(pcb); 8008a98: 6878 ldr r0, [r7, #4] 8008a9a: f7fe f83d bl 8006b18 return 1; 8008a9e: 2301 movs r3, #1 8008aa0: e000 b.n 8008aa4 } return 0; 8008aa2: 2300 movs r3, #0 } 8008aa4: 4618 mov r0, r3 8008aa6: 3708 adds r7, #8 8008aa8: 46bd mov sp, r7 8008aaa: bd80 pop {r7, pc} 8008aac: 08016e14 .word 0x08016e14 8008ab0: 08016fe4 .word 0x08016fe4 8008ab4: 08016e60 .word 0x08016e60 8008ab8: 20009a19 .word 0x20009a19 8008abc: 200099e0 .word 0x200099e0 08008ac0 : * @note the segment which arrived is saved in global variables, therefore only the pcb * involved is passed as a parameter to this function */ static void tcp_listen_input(struct tcp_pcb_listen *pcb) { 8008ac0: b590 push {r4, r7, lr} 8008ac2: b08b sub sp, #44 ; 0x2c 8008ac4: af04 add r7, sp, #16 8008ac6: 6078 str r0, [r7, #4] struct tcp_pcb *npcb; u32_t iss; err_t rc; if (flags & TCP_RST) { 8008ac8: 4b6f ldr r3, [pc, #444] ; (8008c88 ) 8008aca: 781b ldrb r3, [r3, #0] 8008acc: f003 0304 and.w r3, r3, #4 8008ad0: 2b00 cmp r3, #0 8008ad2: f040 80d2 bne.w 8008c7a /* An incoming RST should be ignored. Return. */ return; } LWIP_ASSERT("tcp_listen_input: invalid pcb", pcb != NULL); 8008ad6: 687b ldr r3, [r7, #4] 8008ad8: 2b00 cmp r3, #0 8008ada: d106 bne.n 8008aea 8008adc: 4b6b ldr r3, [pc, #428] ; (8008c8c ) 8008ade: f240 2281 movw r2, #641 ; 0x281 8008ae2: 496b ldr r1, [pc, #428] ; (8008c90 ) 8008ae4: 486b ldr r0, [pc, #428] ; (8008c94 ) 8008ae6: f008 fadf bl 80110a8 /* In the LISTEN state, we check for incoming SYN segments, creates a new PCB, and responds with a SYN|ACK. */ if (flags & TCP_ACK) { 8008aea: 4b67 ldr r3, [pc, #412] ; (8008c88 ) 8008aec: 781b ldrb r3, [r3, #0] 8008aee: f003 0310 and.w r3, r3, #16 8008af2: 2b00 cmp r3, #0 8008af4: d019 beq.n 8008b2a /* For incoming segments with the ACK flag set, respond with a RST. */ LWIP_DEBUGF(TCP_RST_DEBUG, ("tcp_listen_input: ACK in LISTEN, sending reset\n")); tcp_rst((const struct tcp_pcb *)pcb, ackno, seqno + tcplen, ip_current_dest_addr(), 8008af6: 4b68 ldr r3, [pc, #416] ; (8008c98 ) 8008af8: 6819 ldr r1, [r3, #0] 8008afa: 4b68 ldr r3, [pc, #416] ; (8008c9c ) 8008afc: 881b ldrh r3, [r3, #0] 8008afe: 461a mov r2, r3 8008b00: 4b67 ldr r3, [pc, #412] ; (8008ca0 ) 8008b02: 681b ldr r3, [r3, #0] 8008b04: 18d0 adds r0, r2, r3 ip_current_src_addr(), tcphdr->dest, tcphdr->src); 8008b06: 4b67 ldr r3, [pc, #412] ; (8008ca4 ) 8008b08: 681b ldr r3, [r3, #0] tcp_rst((const struct tcp_pcb *)pcb, ackno, seqno + tcplen, ip_current_dest_addr(), 8008b0a: 885b ldrh r3, [r3, #2] 8008b0c: b29b uxth r3, r3 ip_current_src_addr(), tcphdr->dest, tcphdr->src); 8008b0e: 4a65 ldr r2, [pc, #404] ; (8008ca4 ) 8008b10: 6812 ldr r2, [r2, #0] tcp_rst((const struct tcp_pcb *)pcb, ackno, seqno + tcplen, ip_current_dest_addr(), 8008b12: 8812 ldrh r2, [r2, #0] 8008b14: b292 uxth r2, r2 8008b16: 9202 str r2, [sp, #8] 8008b18: 9301 str r3, [sp, #4] 8008b1a: 4b63 ldr r3, [pc, #396] ; (8008ca8 ) 8008b1c: 9300 str r3, [sp, #0] 8008b1e: 4b63 ldr r3, [pc, #396] ; (8008cac ) 8008b20: 4602 mov r2, r0 8008b22: 6878 ldr r0, [r7, #4] 8008b24: f002 ff80 bl 800ba28 tcp_abandon(npcb, 0); return; } tcp_output(npcb); } return; 8008b28: e0a9 b.n 8008c7e } else if (flags & TCP_SYN) { 8008b2a: 4b57 ldr r3, [pc, #348] ; (8008c88 ) 8008b2c: 781b ldrb r3, [r3, #0] 8008b2e: f003 0302 and.w r3, r3, #2 8008b32: 2b00 cmp r3, #0 8008b34: f000 80a3 beq.w 8008c7e npcb = tcp_alloc(pcb->prio); 8008b38: 687b ldr r3, [r7, #4] 8008b3a: 7d5b ldrb r3, [r3, #21] 8008b3c: 4618 mov r0, r3 8008b3e: f7ff f927 bl 8007d90 8008b42: 6178 str r0, [r7, #20] if (npcb == NULL) { 8008b44: 697b ldr r3, [r7, #20] 8008b46: 2b00 cmp r3, #0 8008b48: d111 bne.n 8008b6e TCP_EVENT_ACCEPT(pcb, NULL, pcb->callback_arg, ERR_MEM, err); 8008b4a: 687b ldr r3, [r7, #4] 8008b4c: 699b ldr r3, [r3, #24] 8008b4e: 2b00 cmp r3, #0 8008b50: d00a beq.n 8008b68 8008b52: 687b ldr r3, [r7, #4] 8008b54: 699b ldr r3, [r3, #24] 8008b56: 687a ldr r2, [r7, #4] 8008b58: 6910 ldr r0, [r2, #16] 8008b5a: f04f 32ff mov.w r2, #4294967295 8008b5e: 2100 movs r1, #0 8008b60: 4798 blx r3 8008b62: 4603 mov r3, r0 8008b64: 73bb strb r3, [r7, #14] return; 8008b66: e08b b.n 8008c80 TCP_EVENT_ACCEPT(pcb, NULL, pcb->callback_arg, ERR_MEM, err); 8008b68: 23f0 movs r3, #240 ; 0xf0 8008b6a: 73bb strb r3, [r7, #14] return; 8008b6c: e088 b.n 8008c80 ip_addr_copy(npcb->local_ip, *ip_current_dest_addr()); 8008b6e: 4b50 ldr r3, [pc, #320] ; (8008cb0 ) 8008b70: 695a ldr r2, [r3, #20] 8008b72: 697b ldr r3, [r7, #20] 8008b74: 601a str r2, [r3, #0] ip_addr_copy(npcb->remote_ip, *ip_current_src_addr()); 8008b76: 4b4e ldr r3, [pc, #312] ; (8008cb0 ) 8008b78: 691a ldr r2, [r3, #16] 8008b7a: 697b ldr r3, [r7, #20] 8008b7c: 605a str r2, [r3, #4] npcb->local_port = pcb->local_port; 8008b7e: 687b ldr r3, [r7, #4] 8008b80: 8ada ldrh r2, [r3, #22] 8008b82: 697b ldr r3, [r7, #20] 8008b84: 82da strh r2, [r3, #22] npcb->remote_port = tcphdr->src; 8008b86: 4b47 ldr r3, [pc, #284] ; (8008ca4 ) 8008b88: 681b ldr r3, [r3, #0] 8008b8a: 881b ldrh r3, [r3, #0] 8008b8c: b29a uxth r2, r3 8008b8e: 697b ldr r3, [r7, #20] 8008b90: 831a strh r2, [r3, #24] npcb->state = SYN_RCVD; 8008b92: 697b ldr r3, [r7, #20] 8008b94: 2203 movs r2, #3 8008b96: 751a strb r2, [r3, #20] npcb->rcv_nxt = seqno + 1; 8008b98: 4b41 ldr r3, [pc, #260] ; (8008ca0 ) 8008b9a: 681b ldr r3, [r3, #0] 8008b9c: 1c5a adds r2, r3, #1 8008b9e: 697b ldr r3, [r7, #20] 8008ba0: 625a str r2, [r3, #36] ; 0x24 npcb->rcv_ann_right_edge = npcb->rcv_nxt; 8008ba2: 697b ldr r3, [r7, #20] 8008ba4: 6a5a ldr r2, [r3, #36] ; 0x24 8008ba6: 697b ldr r3, [r7, #20] 8008ba8: 62da str r2, [r3, #44] ; 0x2c iss = tcp_next_iss(npcb); 8008baa: 6978 ldr r0, [r7, #20] 8008bac: f7ff fa58 bl 8008060 8008bb0: 6138 str r0, [r7, #16] npcb->snd_wl2 = iss; 8008bb2: 697b ldr r3, [r7, #20] 8008bb4: 693a ldr r2, [r7, #16] 8008bb6: 659a str r2, [r3, #88] ; 0x58 npcb->snd_nxt = iss; 8008bb8: 697b ldr r3, [r7, #20] 8008bba: 693a ldr r2, [r7, #16] 8008bbc: 651a str r2, [r3, #80] ; 0x50 npcb->lastack = iss; 8008bbe: 697b ldr r3, [r7, #20] 8008bc0: 693a ldr r2, [r7, #16] 8008bc2: 645a str r2, [r3, #68] ; 0x44 npcb->snd_lbb = iss; 8008bc4: 697b ldr r3, [r7, #20] 8008bc6: 693a ldr r2, [r7, #16] 8008bc8: 65da str r2, [r3, #92] ; 0x5c npcb->snd_wl1 = seqno - 1;/* initialise to seqno-1 to force window update */ 8008bca: 4b35 ldr r3, [pc, #212] ; (8008ca0 ) 8008bcc: 681b ldr r3, [r3, #0] 8008bce: 1e5a subs r2, r3, #1 8008bd0: 697b ldr r3, [r7, #20] 8008bd2: 655a str r2, [r3, #84] ; 0x54 npcb->callback_arg = pcb->callback_arg; 8008bd4: 687b ldr r3, [r7, #4] 8008bd6: 691a ldr r2, [r3, #16] 8008bd8: 697b ldr r3, [r7, #20] 8008bda: 611a str r2, [r3, #16] npcb->listener = pcb; 8008bdc: 697b ldr r3, [r7, #20] 8008bde: 687a ldr r2, [r7, #4] 8008be0: 67da str r2, [r3, #124] ; 0x7c npcb->so_options = pcb->so_options & SOF_INHERITED; 8008be2: 687b ldr r3, [r7, #4] 8008be4: 7a5b ldrb r3, [r3, #9] 8008be6: f003 030c and.w r3, r3, #12 8008bea: b2da uxtb r2, r3 8008bec: 697b ldr r3, [r7, #20] 8008bee: 725a strb r2, [r3, #9] npcb->netif_idx = pcb->netif_idx; 8008bf0: 687b ldr r3, [r7, #4] 8008bf2: 7a1a ldrb r2, [r3, #8] 8008bf4: 697b ldr r3, [r7, #20] 8008bf6: 721a strb r2, [r3, #8] TCP_REG_ACTIVE(npcb); 8008bf8: 4b2e ldr r3, [pc, #184] ; (8008cb4 ) 8008bfa: 681a ldr r2, [r3, #0] 8008bfc: 697b ldr r3, [r7, #20] 8008bfe: 60da str r2, [r3, #12] 8008c00: 4a2c ldr r2, [pc, #176] ; (8008cb4 ) 8008c02: 697b ldr r3, [r7, #20] 8008c04: 6013 str r3, [r2, #0] 8008c06: f003 f8d1 bl 800bdac 8008c0a: 4b2b ldr r3, [pc, #172] ; (8008cb8 ) 8008c0c: 2201 movs r2, #1 8008c0e: 701a strb r2, [r3, #0] tcp_parseopt(npcb); 8008c10: 6978 ldr r0, [r7, #20] 8008c12: f001 fd8f bl 800a734 npcb->snd_wnd = tcphdr->wnd; 8008c16: 4b23 ldr r3, [pc, #140] ; (8008ca4 ) 8008c18: 681b ldr r3, [r3, #0] 8008c1a: 89db ldrh r3, [r3, #14] 8008c1c: b29a uxth r2, r3 8008c1e: 697b ldr r3, [r7, #20] 8008c20: f8a3 2060 strh.w r2, [r3, #96] ; 0x60 npcb->snd_wnd_max = npcb->snd_wnd; 8008c24: 697b ldr r3, [r7, #20] 8008c26: f8b3 2060 ldrh.w r2, [r3, #96] ; 0x60 8008c2a: 697b ldr r3, [r7, #20] 8008c2c: f8a3 2062 strh.w r2, [r3, #98] ; 0x62 npcb->mss = tcp_eff_send_mss(npcb->mss, &npcb->local_ip, &npcb->remote_ip); 8008c30: 697b ldr r3, [r7, #20] 8008c32: 8e5c ldrh r4, [r3, #50] ; 0x32 8008c34: 697b ldr r3, [r7, #20] 8008c36: 3304 adds r3, #4 8008c38: 4618 mov r0, r3 8008c3a: f006 fe89 bl 800f950 8008c3e: 4601 mov r1, r0 8008c40: 697b ldr r3, [r7, #20] 8008c42: 3304 adds r3, #4 8008c44: 461a mov r2, r3 8008c46: 4620 mov r0, r4 8008c48: f7ff fa30 bl 80080ac 8008c4c: 4603 mov r3, r0 8008c4e: 461a mov r2, r3 8008c50: 697b ldr r3, [r7, #20] 8008c52: 865a strh r2, [r3, #50] ; 0x32 rc = tcp_enqueue_flags(npcb, TCP_SYN | TCP_ACK); 8008c54: 2112 movs r1, #18 8008c56: 6978 ldr r0, [r7, #20] 8008c58: f002 f844 bl 800ace4 8008c5c: 4603 mov r3, r0 8008c5e: 73fb strb r3, [r7, #15] if (rc != ERR_OK) { 8008c60: f997 300f ldrsb.w r3, [r7, #15] 8008c64: 2b00 cmp r3, #0 8008c66: d004 beq.n 8008c72 tcp_abandon(npcb, 0); 8008c68: 2100 movs r1, #0 8008c6a: 6978 ldr r0, [r7, #20] 8008c6c: f7fe f97e bl 8006f6c return; 8008c70: e006 b.n 8008c80 tcp_output(npcb); 8008c72: 6978 ldr r0, [r7, #20] 8008c74: f002 f924 bl 800aec0 return; 8008c78: e001 b.n 8008c7e return; 8008c7a: bf00 nop 8008c7c: e000 b.n 8008c80 return; 8008c7e: bf00 nop } 8008c80: 371c adds r7, #28 8008c82: 46bd mov sp, r7 8008c84: bd90 pop {r4, r7, pc} 8008c86: bf00 nop 8008c88: 20009a18 .word 0x20009a18 8008c8c: 08016e14 .word 0x08016e14 8008c90: 0801700c .word 0x0801700c 8008c94: 08016e60 .word 0x08016e60 8008c98: 20009a10 .word 0x20009a10 8008c9c: 20009a16 .word 0x20009a16 8008ca0: 20009a0c .word 0x20009a0c 8008ca4: 200099fc .word 0x200099fc 8008ca8: 20006454 .word 0x20006454 8008cac: 20006458 .word 0x20006458 8008cb0: 20006444 .word 0x20006444 8008cb4: 200099e0 .word 0x200099e0 8008cb8: 200099e8 .word 0x200099e8 08008cbc : * @note the segment which arrived is saved in global variables, therefore only the pcb * involved is passed as a parameter to this function */ static void tcp_timewait_input(struct tcp_pcb *pcb) { 8008cbc: b580 push {r7, lr} 8008cbe: b086 sub sp, #24 8008cc0: af04 add r7, sp, #16 8008cc2: 6078 str r0, [r7, #4] /* RFC 1337: in TIME_WAIT, ignore RST and ACK FINs + any 'acceptable' segments */ /* RFC 793 3.9 Event Processing - Segment Arrives: * - first check sequence number - we skip that one in TIME_WAIT (always * acceptable since we only send ACKs) * - second check the RST bit (... return) */ if (flags & TCP_RST) { 8008cc4: 4b2f ldr r3, [pc, #188] ; (8008d84 ) 8008cc6: 781b ldrb r3, [r3, #0] 8008cc8: f003 0304 and.w r3, r3, #4 8008ccc: 2b00 cmp r3, #0 8008cce: d153 bne.n 8008d78 return; } LWIP_ASSERT("tcp_timewait_input: invalid pcb", pcb != NULL); 8008cd0: 687b ldr r3, [r7, #4] 8008cd2: 2b00 cmp r3, #0 8008cd4: d106 bne.n 8008ce4 8008cd6: 4b2c ldr r3, [pc, #176] ; (8008d88 ) 8008cd8: f240 22ee movw r2, #750 ; 0x2ee 8008cdc: 492b ldr r1, [pc, #172] ; (8008d8c ) 8008cde: 482c ldr r0, [pc, #176] ; (8008d90 ) 8008ce0: f008 f9e2 bl 80110a8 /* - fourth, check the SYN bit, */ if (flags & TCP_SYN) { 8008ce4: 4b27 ldr r3, [pc, #156] ; (8008d84 ) 8008ce6: 781b ldrb r3, [r3, #0] 8008ce8: f003 0302 and.w r3, r3, #2 8008cec: 2b00 cmp r3, #0 8008cee: d02a beq.n 8008d46 /* If an incoming segment is not acceptable, an acknowledgment should be sent in reply */ if (TCP_SEQ_BETWEEN(seqno, pcb->rcv_nxt, pcb->rcv_nxt + pcb->rcv_wnd)) { 8008cf0: 4b28 ldr r3, [pc, #160] ; (8008d94 ) 8008cf2: 681a ldr r2, [r3, #0] 8008cf4: 687b ldr r3, [r7, #4] 8008cf6: 6a5b ldr r3, [r3, #36] ; 0x24 8008cf8: 1ad3 subs r3, r2, r3 8008cfa: 2b00 cmp r3, #0 8008cfc: db2d blt.n 8008d5a 8008cfe: 4b25 ldr r3, [pc, #148] ; (8008d94 ) 8008d00: 681a ldr r2, [r3, #0] 8008d02: 687b ldr r3, [r7, #4] 8008d04: 6a5b ldr r3, [r3, #36] ; 0x24 8008d06: 6879 ldr r1, [r7, #4] 8008d08: 8d09 ldrh r1, [r1, #40] ; 0x28 8008d0a: 440b add r3, r1 8008d0c: 1ad3 subs r3, r2, r3 8008d0e: 2b00 cmp r3, #0 8008d10: dc23 bgt.n 8008d5a /* If the SYN is in the window it is an error, send a reset */ tcp_rst(pcb, ackno, seqno + tcplen, ip_current_dest_addr(), 8008d12: 4b21 ldr r3, [pc, #132] ; (8008d98 ) 8008d14: 6819 ldr r1, [r3, #0] 8008d16: 4b21 ldr r3, [pc, #132] ; (8008d9c ) 8008d18: 881b ldrh r3, [r3, #0] 8008d1a: 461a mov r2, r3 8008d1c: 4b1d ldr r3, [pc, #116] ; (8008d94 ) 8008d1e: 681b ldr r3, [r3, #0] 8008d20: 18d0 adds r0, r2, r3 ip_current_src_addr(), tcphdr->dest, tcphdr->src); 8008d22: 4b1f ldr r3, [pc, #124] ; (8008da0 ) 8008d24: 681b ldr r3, [r3, #0] tcp_rst(pcb, ackno, seqno + tcplen, ip_current_dest_addr(), 8008d26: 885b ldrh r3, [r3, #2] 8008d28: b29b uxth r3, r3 ip_current_src_addr(), tcphdr->dest, tcphdr->src); 8008d2a: 4a1d ldr r2, [pc, #116] ; (8008da0 ) 8008d2c: 6812 ldr r2, [r2, #0] tcp_rst(pcb, ackno, seqno + tcplen, ip_current_dest_addr(), 8008d2e: 8812 ldrh r2, [r2, #0] 8008d30: b292 uxth r2, r2 8008d32: 9202 str r2, [sp, #8] 8008d34: 9301 str r3, [sp, #4] 8008d36: 4b1b ldr r3, [pc, #108] ; (8008da4 ) 8008d38: 9300 str r3, [sp, #0] 8008d3a: 4b1b ldr r3, [pc, #108] ; (8008da8 ) 8008d3c: 4602 mov r2, r0 8008d3e: 6878 ldr r0, [r7, #4] 8008d40: f002 fe72 bl 800ba28 return; 8008d44: e01b b.n 8008d7e } } else if (flags & TCP_FIN) { 8008d46: 4b0f ldr r3, [pc, #60] ; (8008d84 ) 8008d48: 781b ldrb r3, [r3, #0] 8008d4a: f003 0301 and.w r3, r3, #1 8008d4e: 2b00 cmp r3, #0 8008d50: d003 beq.n 8008d5a /* - eighth, check the FIN bit: Remain in the TIME-WAIT state. Restart the 2 MSL time-wait timeout.*/ pcb->tmr = tcp_ticks; 8008d52: 4b16 ldr r3, [pc, #88] ; (8008dac ) 8008d54: 681a ldr r2, [r3, #0] 8008d56: 687b ldr r3, [r7, #4] 8008d58: 621a str r2, [r3, #32] } if ((tcplen > 0)) { 8008d5a: 4b10 ldr r3, [pc, #64] ; (8008d9c ) 8008d5c: 881b ldrh r3, [r3, #0] 8008d5e: 2b00 cmp r3, #0 8008d60: d00c beq.n 8008d7c /* Acknowledge data, FIN or out-of-window SYN */ tcp_ack_now(pcb); 8008d62: 687b ldr r3, [r7, #4] 8008d64: 8b5b ldrh r3, [r3, #26] 8008d66: f043 0302 orr.w r3, r3, #2 8008d6a: b29a uxth r2, r3 8008d6c: 687b ldr r3, [r7, #4] 8008d6e: 835a strh r2, [r3, #26] tcp_output(pcb); 8008d70: 6878 ldr r0, [r7, #4] 8008d72: f002 f8a5 bl 800aec0 } return; 8008d76: e001 b.n 8008d7c return; 8008d78: bf00 nop 8008d7a: e000 b.n 8008d7e return; 8008d7c: bf00 nop } 8008d7e: 3708 adds r7, #8 8008d80: 46bd mov sp, r7 8008d82: bd80 pop {r7, pc} 8008d84: 20009a18 .word 0x20009a18 8008d88: 08016e14 .word 0x08016e14 8008d8c: 0801702c .word 0x0801702c 8008d90: 08016e60 .word 0x08016e60 8008d94: 20009a0c .word 0x20009a0c 8008d98: 20009a10 .word 0x20009a10 8008d9c: 20009a16 .word 0x20009a16 8008da0: 200099fc .word 0x200099fc 8008da4: 20006454 .word 0x20006454 8008da8: 20006458 .word 0x20006458 8008dac: 200099d4 .word 0x200099d4 08008db0 : * @note the segment which arrived is saved in global variables, therefore only the pcb * involved is passed as a parameter to this function */ static err_t tcp_process(struct tcp_pcb *pcb) { 8008db0: b590 push {r4, r7, lr} 8008db2: b08d sub sp, #52 ; 0x34 8008db4: af04 add r7, sp, #16 8008db6: 6078 str r0, [r7, #4] struct tcp_seg *rseg; u8_t acceptable = 0; 8008db8: 2300 movs r3, #0 8008dba: 76fb strb r3, [r7, #27] err_t err; err = ERR_OK; 8008dbc: 2300 movs r3, #0 8008dbe: 76bb strb r3, [r7, #26] LWIP_ASSERT("tcp_process: invalid pcb", pcb != NULL); 8008dc0: 687b ldr r3, [r7, #4] 8008dc2: 2b00 cmp r3, #0 8008dc4: d106 bne.n 8008dd4 8008dc6: 4b9d ldr r3, [pc, #628] ; (800903c ) 8008dc8: f44f 7247 mov.w r2, #796 ; 0x31c 8008dcc: 499c ldr r1, [pc, #624] ; (8009040 ) 8008dce: 489d ldr r0, [pc, #628] ; (8009044 ) 8008dd0: f008 f96a bl 80110a8 /* Process incoming RST segments. */ if (flags & TCP_RST) { 8008dd4: 4b9c ldr r3, [pc, #624] ; (8009048 ) 8008dd6: 781b ldrb r3, [r3, #0] 8008dd8: f003 0304 and.w r3, r3, #4 8008ddc: 2b00 cmp r3, #0 8008dde: d04e beq.n 8008e7e /* First, determine if the reset is acceptable. */ if (pcb->state == SYN_SENT) { 8008de0: 687b ldr r3, [r7, #4] 8008de2: 7d1b ldrb r3, [r3, #20] 8008de4: 2b02 cmp r3, #2 8008de6: d108 bne.n 8008dfa /* "In the SYN-SENT state (a RST received in response to an initial SYN), the RST is acceptable if the ACK field acknowledges the SYN." */ if (ackno == pcb->snd_nxt) { 8008de8: 687b ldr r3, [r7, #4] 8008dea: 6d1a ldr r2, [r3, #80] ; 0x50 8008dec: 4b97 ldr r3, [pc, #604] ; (800904c ) 8008dee: 681b ldr r3, [r3, #0] 8008df0: 429a cmp r2, r3 8008df2: d123 bne.n 8008e3c acceptable = 1; 8008df4: 2301 movs r3, #1 8008df6: 76fb strb r3, [r7, #27] 8008df8: e020 b.n 8008e3c } } else { /* "In all states except SYN-SENT, all reset (RST) segments are validated by checking their SEQ-fields." */ if (seqno == pcb->rcv_nxt) { 8008dfa: 687b ldr r3, [r7, #4] 8008dfc: 6a5a ldr r2, [r3, #36] ; 0x24 8008dfe: 4b94 ldr r3, [pc, #592] ; (8009050 ) 8008e00: 681b ldr r3, [r3, #0] 8008e02: 429a cmp r2, r3 8008e04: d102 bne.n 8008e0c acceptable = 1; 8008e06: 2301 movs r3, #1 8008e08: 76fb strb r3, [r7, #27] 8008e0a: e017 b.n 8008e3c } else if (TCP_SEQ_BETWEEN(seqno, pcb->rcv_nxt, 8008e0c: 4b90 ldr r3, [pc, #576] ; (8009050 ) 8008e0e: 681a ldr r2, [r3, #0] 8008e10: 687b ldr r3, [r7, #4] 8008e12: 6a5b ldr r3, [r3, #36] ; 0x24 8008e14: 1ad3 subs r3, r2, r3 8008e16: 2b00 cmp r3, #0 8008e18: db10 blt.n 8008e3c 8008e1a: 4b8d ldr r3, [pc, #564] ; (8009050 ) 8008e1c: 681a ldr r2, [r3, #0] 8008e1e: 687b ldr r3, [r7, #4] 8008e20: 6a5b ldr r3, [r3, #36] ; 0x24 8008e22: 6879 ldr r1, [r7, #4] 8008e24: 8d09 ldrh r1, [r1, #40] ; 0x28 8008e26: 440b add r3, r1 8008e28: 1ad3 subs r3, r2, r3 8008e2a: 2b00 cmp r3, #0 8008e2c: dc06 bgt.n 8008e3c pcb->rcv_nxt + pcb->rcv_wnd)) { /* If the sequence number is inside the window, we send a challenge ACK and wait for a re-send with matching sequence number. This follows RFC 5961 section 3.2 and addresses CVE-2004-0230 (RST spoofing attack), which is present in RFC 793 RST handling. */ tcp_ack_now(pcb); 8008e2e: 687b ldr r3, [r7, #4] 8008e30: 8b5b ldrh r3, [r3, #26] 8008e32: f043 0302 orr.w r3, r3, #2 8008e36: b29a uxth r2, r3 8008e38: 687b ldr r3, [r7, #4] 8008e3a: 835a strh r2, [r3, #26] } } if (acceptable) { 8008e3c: 7efb ldrb r3, [r7, #27] 8008e3e: 2b00 cmp r3, #0 8008e40: d01b beq.n 8008e7a LWIP_DEBUGF(TCP_INPUT_DEBUG, ("tcp_process: Connection RESET\n")); LWIP_ASSERT("tcp_input: pcb->state != CLOSED", pcb->state != CLOSED); 8008e42: 687b ldr r3, [r7, #4] 8008e44: 7d1b ldrb r3, [r3, #20] 8008e46: 2b00 cmp r3, #0 8008e48: d106 bne.n 8008e58 8008e4a: 4b7c ldr r3, [pc, #496] ; (800903c ) 8008e4c: f44f 724e mov.w r2, #824 ; 0x338 8008e50: 4980 ldr r1, [pc, #512] ; (8009054 ) 8008e52: 487c ldr r0, [pc, #496] ; (8009044 ) 8008e54: f008 f928 bl 80110a8 recv_flags |= TF_RESET; 8008e58: 4b7f ldr r3, [pc, #508] ; (8009058 ) 8008e5a: 781b ldrb r3, [r3, #0] 8008e5c: f043 0308 orr.w r3, r3, #8 8008e60: b2da uxtb r2, r3 8008e62: 4b7d ldr r3, [pc, #500] ; (8009058 ) 8008e64: 701a strb r2, [r3, #0] tcp_clear_flags(pcb, TF_ACK_DELAY); 8008e66: 687b ldr r3, [r7, #4] 8008e68: 8b5b ldrh r3, [r3, #26] 8008e6a: f023 0301 bic.w r3, r3, #1 8008e6e: b29a uxth r2, r3 8008e70: 687b ldr r3, [r7, #4] 8008e72: 835a strh r2, [r3, #26] return ERR_RST; 8008e74: f06f 030d mvn.w r3, #13 8008e78: e37a b.n 8009570 } else { LWIP_DEBUGF(TCP_INPUT_DEBUG, ("tcp_process: unacceptable reset seqno %"U32_F" rcv_nxt %"U32_F"\n", seqno, pcb->rcv_nxt)); LWIP_DEBUGF(TCP_DEBUG, ("tcp_process: unacceptable reset seqno %"U32_F" rcv_nxt %"U32_F"\n", seqno, pcb->rcv_nxt)); return ERR_OK; 8008e7a: 2300 movs r3, #0 8008e7c: e378 b.n 8009570 } } if ((flags & TCP_SYN) && (pcb->state != SYN_SENT && pcb->state != SYN_RCVD)) { 8008e7e: 4b72 ldr r3, [pc, #456] ; (8009048 ) 8008e80: 781b ldrb r3, [r3, #0] 8008e82: f003 0302 and.w r3, r3, #2 8008e86: 2b00 cmp r3, #0 8008e88: d010 beq.n 8008eac 8008e8a: 687b ldr r3, [r7, #4] 8008e8c: 7d1b ldrb r3, [r3, #20] 8008e8e: 2b02 cmp r3, #2 8008e90: d00c beq.n 8008eac 8008e92: 687b ldr r3, [r7, #4] 8008e94: 7d1b ldrb r3, [r3, #20] 8008e96: 2b03 cmp r3, #3 8008e98: d008 beq.n 8008eac /* Cope with new connection attempt after remote end crashed */ tcp_ack_now(pcb); 8008e9a: 687b ldr r3, [r7, #4] 8008e9c: 8b5b ldrh r3, [r3, #26] 8008e9e: f043 0302 orr.w r3, r3, #2 8008ea2: b29a uxth r2, r3 8008ea4: 687b ldr r3, [r7, #4] 8008ea6: 835a strh r2, [r3, #26] return ERR_OK; 8008ea8: 2300 movs r3, #0 8008eaa: e361 b.n 8009570 } if ((pcb->flags & TF_RXCLOSED) == 0) { 8008eac: 687b ldr r3, [r7, #4] 8008eae: 8b5b ldrh r3, [r3, #26] 8008eb0: f003 0310 and.w r3, r3, #16 8008eb4: 2b00 cmp r3, #0 8008eb6: d103 bne.n 8008ec0 /* Update the PCB (in)activity timer unless rx is closed (see tcp_shutdown) */ pcb->tmr = tcp_ticks; 8008eb8: 4b68 ldr r3, [pc, #416] ; (800905c ) 8008eba: 681a ldr r2, [r3, #0] 8008ebc: 687b ldr r3, [r7, #4] 8008ebe: 621a str r2, [r3, #32] } pcb->keep_cnt_sent = 0; 8008ec0: 687b ldr r3, [r7, #4] 8008ec2: 2200 movs r2, #0 8008ec4: f883 209b strb.w r2, [r3, #155] ; 0x9b pcb->persist_probe = 0; 8008ec8: 687b ldr r3, [r7, #4] 8008eca: 2200 movs r2, #0 8008ecc: f883 209a strb.w r2, [r3, #154] ; 0x9a tcp_parseopt(pcb); 8008ed0: 6878 ldr r0, [r7, #4] 8008ed2: f001 fc2f bl 800a734 /* Do different things depending on the TCP state. */ switch (pcb->state) { 8008ed6: 687b ldr r3, [r7, #4] 8008ed8: 7d1b ldrb r3, [r3, #20] 8008eda: 3b02 subs r3, #2 8008edc: 2b07 cmp r3, #7 8008ede: f200 8337 bhi.w 8009550 8008ee2: a201 add r2, pc, #4 ; (adr r2, 8008ee8 ) 8008ee4: f852 f023 ldr.w pc, [r2, r3, lsl #2] 8008ee8: 08008f09 .word 0x08008f09 8008eec: 08009139 .word 0x08009139 8008ef0: 080092b1 .word 0x080092b1 8008ef4: 080092db .word 0x080092db 8008ef8: 080093ff .word 0x080093ff 8008efc: 080092b1 .word 0x080092b1 8008f00: 0800948b .word 0x0800948b 8008f04: 0800951b .word 0x0800951b case SYN_SENT: LWIP_DEBUGF(TCP_INPUT_DEBUG, ("SYN-SENT: ackno %"U32_F" pcb->snd_nxt %"U32_F" unacked %"U32_F"\n", ackno, pcb->snd_nxt, lwip_ntohl(pcb->unacked->tcphdr->seqno))); /* received SYN ACK with expected sequence number? */ if ((flags & TCP_ACK) && (flags & TCP_SYN) 8008f08: 4b4f ldr r3, [pc, #316] ; (8009048 ) 8008f0a: 781b ldrb r3, [r3, #0] 8008f0c: f003 0310 and.w r3, r3, #16 8008f10: 2b00 cmp r3, #0 8008f12: f000 80e4 beq.w 80090de 8008f16: 4b4c ldr r3, [pc, #304] ; (8009048 ) 8008f18: 781b ldrb r3, [r3, #0] 8008f1a: f003 0302 and.w r3, r3, #2 8008f1e: 2b00 cmp r3, #0 8008f20: f000 80dd beq.w 80090de && (ackno == pcb->lastack + 1)) { 8008f24: 687b ldr r3, [r7, #4] 8008f26: 6c5b ldr r3, [r3, #68] ; 0x44 8008f28: 1c5a adds r2, r3, #1 8008f2a: 4b48 ldr r3, [pc, #288] ; (800904c ) 8008f2c: 681b ldr r3, [r3, #0] 8008f2e: 429a cmp r2, r3 8008f30: f040 80d5 bne.w 80090de pcb->rcv_nxt = seqno + 1; 8008f34: 4b46 ldr r3, [pc, #280] ; (8009050 ) 8008f36: 681b ldr r3, [r3, #0] 8008f38: 1c5a adds r2, r3, #1 8008f3a: 687b ldr r3, [r7, #4] 8008f3c: 625a str r2, [r3, #36] ; 0x24 pcb->rcv_ann_right_edge = pcb->rcv_nxt; 8008f3e: 687b ldr r3, [r7, #4] 8008f40: 6a5a ldr r2, [r3, #36] ; 0x24 8008f42: 687b ldr r3, [r7, #4] 8008f44: 62da str r2, [r3, #44] ; 0x2c pcb->lastack = ackno; 8008f46: 4b41 ldr r3, [pc, #260] ; (800904c ) 8008f48: 681a ldr r2, [r3, #0] 8008f4a: 687b ldr r3, [r7, #4] 8008f4c: 645a str r2, [r3, #68] ; 0x44 pcb->snd_wnd = tcphdr->wnd; 8008f4e: 4b44 ldr r3, [pc, #272] ; (8009060 ) 8008f50: 681b ldr r3, [r3, #0] 8008f52: 89db ldrh r3, [r3, #14] 8008f54: b29a uxth r2, r3 8008f56: 687b ldr r3, [r7, #4] 8008f58: f8a3 2060 strh.w r2, [r3, #96] ; 0x60 pcb->snd_wnd_max = pcb->snd_wnd; 8008f5c: 687b ldr r3, [r7, #4] 8008f5e: f8b3 2060 ldrh.w r2, [r3, #96] ; 0x60 8008f62: 687b ldr r3, [r7, #4] 8008f64: f8a3 2062 strh.w r2, [r3, #98] ; 0x62 pcb->snd_wl1 = seqno - 1; /* initialise to seqno - 1 to force window update */ 8008f68: 4b39 ldr r3, [pc, #228] ; (8009050 ) 8008f6a: 681b ldr r3, [r3, #0] 8008f6c: 1e5a subs r2, r3, #1 8008f6e: 687b ldr r3, [r7, #4] 8008f70: 655a str r2, [r3, #84] ; 0x54 pcb->state = ESTABLISHED; 8008f72: 687b ldr r3, [r7, #4] 8008f74: 2204 movs r2, #4 8008f76: 751a strb r2, [r3, #20] #if TCP_CALCULATE_EFF_SEND_MSS pcb->mss = tcp_eff_send_mss(pcb->mss, &pcb->local_ip, &pcb->remote_ip); 8008f78: 687b ldr r3, [r7, #4] 8008f7a: 8e5c ldrh r4, [r3, #50] ; 0x32 8008f7c: 687b ldr r3, [r7, #4] 8008f7e: 3304 adds r3, #4 8008f80: 4618 mov r0, r3 8008f82: f006 fce5 bl 800f950 8008f86: 4601 mov r1, r0 8008f88: 687b ldr r3, [r7, #4] 8008f8a: 3304 adds r3, #4 8008f8c: 461a mov r2, r3 8008f8e: 4620 mov r0, r4 8008f90: f7ff f88c bl 80080ac 8008f94: 4603 mov r3, r0 8008f96: 461a mov r2, r3 8008f98: 687b ldr r3, [r7, #4] 8008f9a: 865a strh r2, [r3, #50] ; 0x32 #endif /* TCP_CALCULATE_EFF_SEND_MSS */ pcb->cwnd = LWIP_TCP_CALC_INITIAL_CWND(pcb->mss); 8008f9c: 687b ldr r3, [r7, #4] 8008f9e: 8e5b ldrh r3, [r3, #50] ; 0x32 8008fa0: 009a lsls r2, r3, #2 8008fa2: 687b ldr r3, [r7, #4] 8008fa4: 8e5b ldrh r3, [r3, #50] ; 0x32 8008fa6: 005b lsls r3, r3, #1 8008fa8: f241 111c movw r1, #4380 ; 0x111c 8008fac: 428b cmp r3, r1 8008fae: bf38 it cc 8008fb0: 460b movcc r3, r1 8008fb2: 429a cmp r2, r3 8008fb4: d204 bcs.n 8008fc0 8008fb6: 687b ldr r3, [r7, #4] 8008fb8: 8e5b ldrh r3, [r3, #50] ; 0x32 8008fba: 009b lsls r3, r3, #2 8008fbc: b29b uxth r3, r3 8008fbe: e00d b.n 8008fdc 8008fc0: 687b ldr r3, [r7, #4] 8008fc2: 8e5b ldrh r3, [r3, #50] ; 0x32 8008fc4: 005b lsls r3, r3, #1 8008fc6: f241 121c movw r2, #4380 ; 0x111c 8008fca: 4293 cmp r3, r2 8008fcc: d904 bls.n 8008fd8 8008fce: 687b ldr r3, [r7, #4] 8008fd0: 8e5b ldrh r3, [r3, #50] ; 0x32 8008fd2: 005b lsls r3, r3, #1 8008fd4: b29b uxth r3, r3 8008fd6: e001 b.n 8008fdc 8008fd8: f241 131c movw r3, #4380 ; 0x111c 8008fdc: 687a ldr r2, [r7, #4] 8008fde: f8a2 3048 strh.w r3, [r2, #72] ; 0x48 LWIP_DEBUGF(TCP_CWND_DEBUG, ("tcp_process (SENT): cwnd %"TCPWNDSIZE_F " ssthresh %"TCPWNDSIZE_F"\n", pcb->cwnd, pcb->ssthresh)); LWIP_ASSERT("pcb->snd_queuelen > 0", (pcb->snd_queuelen > 0)); 8008fe2: 687b ldr r3, [r7, #4] 8008fe4: f8b3 3066 ldrh.w r3, [r3, #102] ; 0x66 8008fe8: 2b00 cmp r3, #0 8008fea: d106 bne.n 8008ffa 8008fec: 4b13 ldr r3, [pc, #76] ; (800903c ) 8008fee: f44f 725b mov.w r2, #876 ; 0x36c 8008ff2: 491c ldr r1, [pc, #112] ; (8009064 ) 8008ff4: 4813 ldr r0, [pc, #76] ; (8009044 ) 8008ff6: f008 f857 bl 80110a8 --pcb->snd_queuelen; 8008ffa: 687b ldr r3, [r7, #4] 8008ffc: f8b3 3066 ldrh.w r3, [r3, #102] ; 0x66 8009000: 3b01 subs r3, #1 8009002: b29a uxth r2, r3 8009004: 687b ldr r3, [r7, #4] 8009006: f8a3 2066 strh.w r2, [r3, #102] ; 0x66 LWIP_DEBUGF(TCP_QLEN_DEBUG, ("tcp_process: SYN-SENT --queuelen %"TCPWNDSIZE_F"\n", (tcpwnd_size_t)pcb->snd_queuelen)); rseg = pcb->unacked; 800900a: 687b ldr r3, [r7, #4] 800900c: 6f1b ldr r3, [r3, #112] ; 0x70 800900e: 61fb str r3, [r7, #28] if (rseg == NULL) { 8009010: 69fb ldr r3, [r7, #28] 8009012: 2b00 cmp r3, #0 8009014: d12a bne.n 800906c /* might happen if tcp_output fails in tcp_rexmit_rto() in which case the segment is on the unsent list */ rseg = pcb->unsent; 8009016: 687b ldr r3, [r7, #4] 8009018: 6edb ldr r3, [r3, #108] ; 0x6c 800901a: 61fb str r3, [r7, #28] LWIP_ASSERT("no segment to free", rseg != NULL); 800901c: 69fb ldr r3, [r7, #28] 800901e: 2b00 cmp r3, #0 8009020: d106 bne.n 8009030 8009022: 4b06 ldr r3, [pc, #24] ; (800903c ) 8009024: f44f 725d mov.w r2, #884 ; 0x374 8009028: 490f ldr r1, [pc, #60] ; (8009068 ) 800902a: 4806 ldr r0, [pc, #24] ; (8009044 ) 800902c: f008 f83c bl 80110a8 pcb->unsent = rseg->next; 8009030: 69fb ldr r3, [r7, #28] 8009032: 681a ldr r2, [r3, #0] 8009034: 687b ldr r3, [r7, #4] 8009036: 66da str r2, [r3, #108] ; 0x6c 8009038: e01c b.n 8009074 800903a: bf00 nop 800903c: 08016e14 .word 0x08016e14 8009040: 0801704c .word 0x0801704c 8009044: 08016e60 .word 0x08016e60 8009048: 20009a18 .word 0x20009a18 800904c: 20009a10 .word 0x20009a10 8009050: 20009a0c .word 0x20009a0c 8009054: 08017068 .word 0x08017068 8009058: 20009a19 .word 0x20009a19 800905c: 200099d4 .word 0x200099d4 8009060: 200099fc .word 0x200099fc 8009064: 08017088 .word 0x08017088 8009068: 080170a0 .word 0x080170a0 } else { pcb->unacked = rseg->next; 800906c: 69fb ldr r3, [r7, #28] 800906e: 681a ldr r2, [r3, #0] 8009070: 687b ldr r3, [r7, #4] 8009072: 671a str r2, [r3, #112] ; 0x70 } tcp_seg_free(rseg); 8009074: 69f8 ldr r0, [r7, #28] 8009076: f7fe fd22 bl 8007abe /* If there's nothing left to acknowledge, stop the retransmit timer, otherwise reset it to start again */ if (pcb->unacked == NULL) { 800907a: 687b ldr r3, [r7, #4] 800907c: 6f1b ldr r3, [r3, #112] ; 0x70 800907e: 2b00 cmp r3, #0 8009080: d104 bne.n 800908c pcb->rtime = -1; 8009082: 687b ldr r3, [r7, #4] 8009084: f64f 72ff movw r2, #65535 ; 0xffff 8009088: 861a strh r2, [r3, #48] ; 0x30 800908a: e006 b.n 800909a } else { pcb->rtime = 0; 800908c: 687b ldr r3, [r7, #4] 800908e: 2200 movs r2, #0 8009090: 861a strh r2, [r3, #48] ; 0x30 pcb->nrtx = 0; 8009092: 687b ldr r3, [r7, #4] 8009094: 2200 movs r2, #0 8009096: f883 2042 strb.w r2, [r3, #66] ; 0x42 } /* Call the user specified function to call when successfully * connected. */ TCP_EVENT_CONNECTED(pcb, ERR_OK, err); 800909a: 687b ldr r3, [r7, #4] 800909c: f8d3 3088 ldr.w r3, [r3, #136] ; 0x88 80090a0: 2b00 cmp r3, #0 80090a2: d00a beq.n 80090ba 80090a4: 687b ldr r3, [r7, #4] 80090a6: f8d3 3088 ldr.w r3, [r3, #136] ; 0x88 80090aa: 687a ldr r2, [r7, #4] 80090ac: 6910 ldr r0, [r2, #16] 80090ae: 2200 movs r2, #0 80090b0: 6879 ldr r1, [r7, #4] 80090b2: 4798 blx r3 80090b4: 4603 mov r3, r0 80090b6: 76bb strb r3, [r7, #26] 80090b8: e001 b.n 80090be 80090ba: 2300 movs r3, #0 80090bc: 76bb strb r3, [r7, #26] if (err == ERR_ABRT) { 80090be: f997 301a ldrsb.w r3, [r7, #26] 80090c2: f113 0f0d cmn.w r3, #13 80090c6: d102 bne.n 80090ce return ERR_ABRT; 80090c8: f06f 030c mvn.w r3, #12 80090cc: e250 b.n 8009570 } tcp_ack_now(pcb); 80090ce: 687b ldr r3, [r7, #4] 80090d0: 8b5b ldrh r3, [r3, #26] 80090d2: f043 0302 orr.w r3, r3, #2 80090d6: b29a uxth r2, r3 80090d8: 687b ldr r3, [r7, #4] 80090da: 835a strh r2, [r3, #26] if (pcb->nrtx < TCP_SYNMAXRTX) { pcb->rtime = 0; tcp_rexmit_rto(pcb); } } break; 80090dc: e23a b.n 8009554 else if (flags & TCP_ACK) { 80090de: 4b98 ldr r3, [pc, #608] ; (8009340 ) 80090e0: 781b ldrb r3, [r3, #0] 80090e2: f003 0310 and.w r3, r3, #16 80090e6: 2b00 cmp r3, #0 80090e8: f000 8234 beq.w 8009554 tcp_rst(pcb, ackno, seqno + tcplen, ip_current_dest_addr(), 80090ec: 4b95 ldr r3, [pc, #596] ; (8009344 ) 80090ee: 6819 ldr r1, [r3, #0] 80090f0: 4b95 ldr r3, [pc, #596] ; (8009348 ) 80090f2: 881b ldrh r3, [r3, #0] 80090f4: 461a mov r2, r3 80090f6: 4b95 ldr r3, [pc, #596] ; (800934c ) 80090f8: 681b ldr r3, [r3, #0] 80090fa: 18d0 adds r0, r2, r3 ip_current_src_addr(), tcphdr->dest, tcphdr->src); 80090fc: 4b94 ldr r3, [pc, #592] ; (8009350 ) 80090fe: 681b ldr r3, [r3, #0] tcp_rst(pcb, ackno, seqno + tcplen, ip_current_dest_addr(), 8009100: 885b ldrh r3, [r3, #2] 8009102: b29b uxth r3, r3 ip_current_src_addr(), tcphdr->dest, tcphdr->src); 8009104: 4a92 ldr r2, [pc, #584] ; (8009350 ) 8009106: 6812 ldr r2, [r2, #0] tcp_rst(pcb, ackno, seqno + tcplen, ip_current_dest_addr(), 8009108: 8812 ldrh r2, [r2, #0] 800910a: b292 uxth r2, r2 800910c: 9202 str r2, [sp, #8] 800910e: 9301 str r3, [sp, #4] 8009110: 4b90 ldr r3, [pc, #576] ; (8009354 ) 8009112: 9300 str r3, [sp, #0] 8009114: 4b90 ldr r3, [pc, #576] ; (8009358 ) 8009116: 4602 mov r2, r0 8009118: 6878 ldr r0, [r7, #4] 800911a: f002 fc85 bl 800ba28 if (pcb->nrtx < TCP_SYNMAXRTX) { 800911e: 687b ldr r3, [r7, #4] 8009120: f893 3042 ldrb.w r3, [r3, #66] ; 0x42 8009124: 2b05 cmp r3, #5 8009126: f200 8215 bhi.w 8009554 pcb->rtime = 0; 800912a: 687b ldr r3, [r7, #4] 800912c: 2200 movs r2, #0 800912e: 861a strh r2, [r3, #48] ; 0x30 tcp_rexmit_rto(pcb); 8009130: 6878 ldr r0, [r7, #4] 8009132: f002 fa4f bl 800b5d4 break; 8009136: e20d b.n 8009554 case SYN_RCVD: if (flags & TCP_ACK) { 8009138: 4b81 ldr r3, [pc, #516] ; (8009340 ) 800913a: 781b ldrb r3, [r3, #0] 800913c: f003 0310 and.w r3, r3, #16 8009140: 2b00 cmp r3, #0 8009142: f000 80a1 beq.w 8009288 /* expected ACK number? */ if (TCP_SEQ_BETWEEN(ackno, pcb->lastack + 1, pcb->snd_nxt)) { 8009146: 4b7f ldr r3, [pc, #508] ; (8009344 ) 8009148: 681a ldr r2, [r3, #0] 800914a: 687b ldr r3, [r7, #4] 800914c: 6c5b ldr r3, [r3, #68] ; 0x44 800914e: 1ad3 subs r3, r2, r3 8009150: 3b01 subs r3, #1 8009152: 2b00 cmp r3, #0 8009154: db7e blt.n 8009254 8009156: 4b7b ldr r3, [pc, #492] ; (8009344 ) 8009158: 681a ldr r2, [r3, #0] 800915a: 687b ldr r3, [r7, #4] 800915c: 6d1b ldr r3, [r3, #80] ; 0x50 800915e: 1ad3 subs r3, r2, r3 8009160: 2b00 cmp r3, #0 8009162: dc77 bgt.n 8009254 pcb->state = ESTABLISHED; 8009164: 687b ldr r3, [r7, #4] 8009166: 2204 movs r2, #4 8009168: 751a strb r2, [r3, #20] LWIP_DEBUGF(TCP_DEBUG, ("TCP connection established %"U16_F" -> %"U16_F".\n", inseg.tcphdr->src, inseg.tcphdr->dest)); #if LWIP_CALLBACK_API || TCP_LISTEN_BACKLOG if (pcb->listener == NULL) { 800916a: 687b ldr r3, [r7, #4] 800916c: 6fdb ldr r3, [r3, #124] ; 0x7c 800916e: 2b00 cmp r3, #0 8009170: d102 bne.n 8009178 /* listen pcb might be closed by now */ err = ERR_VAL; 8009172: 23fa movs r3, #250 ; 0xfa 8009174: 76bb strb r3, [r7, #26] 8009176: e01d b.n 80091b4 } else #endif /* LWIP_CALLBACK_API || TCP_LISTEN_BACKLOG */ { #if LWIP_CALLBACK_API LWIP_ASSERT("pcb->listener->accept != NULL", pcb->listener->accept != NULL); 8009178: 687b ldr r3, [r7, #4] 800917a: 6fdb ldr r3, [r3, #124] ; 0x7c 800917c: 699b ldr r3, [r3, #24] 800917e: 2b00 cmp r3, #0 8009180: d106 bne.n 8009190 8009182: 4b76 ldr r3, [pc, #472] ; (800935c ) 8009184: f44f 726a mov.w r2, #936 ; 0x3a8 8009188: 4975 ldr r1, [pc, #468] ; (8009360 ) 800918a: 4876 ldr r0, [pc, #472] ; (8009364 ) 800918c: f007 ff8c bl 80110a8 #endif tcp_backlog_accepted(pcb); /* Call the accept function. */ TCP_EVENT_ACCEPT(pcb->listener, pcb, pcb->callback_arg, ERR_OK, err); 8009190: 687b ldr r3, [r7, #4] 8009192: 6fdb ldr r3, [r3, #124] ; 0x7c 8009194: 699b ldr r3, [r3, #24] 8009196: 2b00 cmp r3, #0 8009198: d00a beq.n 80091b0 800919a: 687b ldr r3, [r7, #4] 800919c: 6fdb ldr r3, [r3, #124] ; 0x7c 800919e: 699b ldr r3, [r3, #24] 80091a0: 687a ldr r2, [r7, #4] 80091a2: 6910 ldr r0, [r2, #16] 80091a4: 2200 movs r2, #0 80091a6: 6879 ldr r1, [r7, #4] 80091a8: 4798 blx r3 80091aa: 4603 mov r3, r0 80091ac: 76bb strb r3, [r7, #26] 80091ae: e001 b.n 80091b4 80091b0: 23f0 movs r3, #240 ; 0xf0 80091b2: 76bb strb r3, [r7, #26] } if (err != ERR_OK) { 80091b4: f997 301a ldrsb.w r3, [r7, #26] 80091b8: 2b00 cmp r3, #0 80091ba: d00a beq.n 80091d2 /* If the accept function returns with an error, we abort * the connection. */ /* Already aborted? */ if (err != ERR_ABRT) { 80091bc: f997 301a ldrsb.w r3, [r7, #26] 80091c0: f113 0f0d cmn.w r3, #13 80091c4: d002 beq.n 80091cc tcp_abort(pcb); 80091c6: 6878 ldr r0, [r7, #4] 80091c8: f7fd ff8e bl 80070e8 } return ERR_ABRT; 80091cc: f06f 030c mvn.w r3, #12 80091d0: e1ce b.n 8009570 } /* If there was any data contained within this ACK, * we'd better pass it on to the application as well. */ tcp_receive(pcb); 80091d2: 6878 ldr r0, [r7, #4] 80091d4: f000 fae0 bl 8009798 /* Prevent ACK for SYN to generate a sent event */ if (recv_acked != 0) { 80091d8: 4b63 ldr r3, [pc, #396] ; (8009368 ) 80091da: 881b ldrh r3, [r3, #0] 80091dc: 2b00 cmp r3, #0 80091de: d005 beq.n 80091ec recv_acked--; 80091e0: 4b61 ldr r3, [pc, #388] ; (8009368 ) 80091e2: 881b ldrh r3, [r3, #0] 80091e4: 3b01 subs r3, #1 80091e6: b29a uxth r2, r3 80091e8: 4b5f ldr r3, [pc, #380] ; (8009368 ) 80091ea: 801a strh r2, [r3, #0] } pcb->cwnd = LWIP_TCP_CALC_INITIAL_CWND(pcb->mss); 80091ec: 687b ldr r3, [r7, #4] 80091ee: 8e5b ldrh r3, [r3, #50] ; 0x32 80091f0: 009a lsls r2, r3, #2 80091f2: 687b ldr r3, [r7, #4] 80091f4: 8e5b ldrh r3, [r3, #50] ; 0x32 80091f6: 005b lsls r3, r3, #1 80091f8: f241 111c movw r1, #4380 ; 0x111c 80091fc: 428b cmp r3, r1 80091fe: bf38 it cc 8009200: 460b movcc r3, r1 8009202: 429a cmp r2, r3 8009204: d204 bcs.n 8009210 8009206: 687b ldr r3, [r7, #4] 8009208: 8e5b ldrh r3, [r3, #50] ; 0x32 800920a: 009b lsls r3, r3, #2 800920c: b29b uxth r3, r3 800920e: e00d b.n 800922c 8009210: 687b ldr r3, [r7, #4] 8009212: 8e5b ldrh r3, [r3, #50] ; 0x32 8009214: 005b lsls r3, r3, #1 8009216: f241 121c movw r2, #4380 ; 0x111c 800921a: 4293 cmp r3, r2 800921c: d904 bls.n 8009228 800921e: 687b ldr r3, [r7, #4] 8009220: 8e5b ldrh r3, [r3, #50] ; 0x32 8009222: 005b lsls r3, r3, #1 8009224: b29b uxth r3, r3 8009226: e001 b.n 800922c 8009228: f241 131c movw r3, #4380 ; 0x111c 800922c: 687a ldr r2, [r7, #4] 800922e: f8a2 3048 strh.w r3, [r2, #72] ; 0x48 LWIP_DEBUGF(TCP_CWND_DEBUG, ("tcp_process (SYN_RCVD): cwnd %"TCPWNDSIZE_F " ssthresh %"TCPWNDSIZE_F"\n", pcb->cwnd, pcb->ssthresh)); if (recv_flags & TF_GOT_FIN) { 8009232: 4b4e ldr r3, [pc, #312] ; (800936c ) 8009234: 781b ldrb r3, [r3, #0] 8009236: f003 0320 and.w r3, r3, #32 800923a: 2b00 cmp r3, #0 800923c: d037 beq.n 80092ae tcp_ack_now(pcb); 800923e: 687b ldr r3, [r7, #4] 8009240: 8b5b ldrh r3, [r3, #26] 8009242: f043 0302 orr.w r3, r3, #2 8009246: b29a uxth r2, r3 8009248: 687b ldr r3, [r7, #4] 800924a: 835a strh r2, [r3, #26] pcb->state = CLOSE_WAIT; 800924c: 687b ldr r3, [r7, #4] 800924e: 2207 movs r2, #7 8009250: 751a strb r2, [r3, #20] if (recv_flags & TF_GOT_FIN) { 8009252: e02c b.n 80092ae } } else { /* incorrect ACK number, send RST */ tcp_rst(pcb, ackno, seqno + tcplen, ip_current_dest_addr(), 8009254: 4b3b ldr r3, [pc, #236] ; (8009344 ) 8009256: 6819 ldr r1, [r3, #0] 8009258: 4b3b ldr r3, [pc, #236] ; (8009348 ) 800925a: 881b ldrh r3, [r3, #0] 800925c: 461a mov r2, r3 800925e: 4b3b ldr r3, [pc, #236] ; (800934c ) 8009260: 681b ldr r3, [r3, #0] 8009262: 18d0 adds r0, r2, r3 ip_current_src_addr(), tcphdr->dest, tcphdr->src); 8009264: 4b3a ldr r3, [pc, #232] ; (8009350 ) 8009266: 681b ldr r3, [r3, #0] tcp_rst(pcb, ackno, seqno + tcplen, ip_current_dest_addr(), 8009268: 885b ldrh r3, [r3, #2] 800926a: b29b uxth r3, r3 ip_current_src_addr(), tcphdr->dest, tcphdr->src); 800926c: 4a38 ldr r2, [pc, #224] ; (8009350 ) 800926e: 6812 ldr r2, [r2, #0] tcp_rst(pcb, ackno, seqno + tcplen, ip_current_dest_addr(), 8009270: 8812 ldrh r2, [r2, #0] 8009272: b292 uxth r2, r2 8009274: 9202 str r2, [sp, #8] 8009276: 9301 str r3, [sp, #4] 8009278: 4b36 ldr r3, [pc, #216] ; (8009354 ) 800927a: 9300 str r3, [sp, #0] 800927c: 4b36 ldr r3, [pc, #216] ; (8009358 ) 800927e: 4602 mov r2, r0 8009280: 6878 ldr r0, [r7, #4] 8009282: f002 fbd1 bl 800ba28 } } else if ((flags & TCP_SYN) && (seqno == pcb->rcv_nxt - 1)) { /* Looks like another copy of the SYN - retransmit our SYN-ACK */ tcp_rexmit(pcb); } break; 8009286: e167 b.n 8009558 } else if ((flags & TCP_SYN) && (seqno == pcb->rcv_nxt - 1)) { 8009288: 4b2d ldr r3, [pc, #180] ; (8009340 ) 800928a: 781b ldrb r3, [r3, #0] 800928c: f003 0302 and.w r3, r3, #2 8009290: 2b00 cmp r3, #0 8009292: f000 8161 beq.w 8009558 8009296: 687b ldr r3, [r7, #4] 8009298: 6a5b ldr r3, [r3, #36] ; 0x24 800929a: 1e5a subs r2, r3, #1 800929c: 4b2b ldr r3, [pc, #172] ; (800934c ) 800929e: 681b ldr r3, [r3, #0] 80092a0: 429a cmp r2, r3 80092a2: f040 8159 bne.w 8009558 tcp_rexmit(pcb); 80092a6: 6878 ldr r0, [r7, #4] 80092a8: f002 f9b6 bl 800b618 break; 80092ac: e154 b.n 8009558 80092ae: e153 b.n 8009558 case CLOSE_WAIT: /* FALLTHROUGH */ case ESTABLISHED: tcp_receive(pcb); 80092b0: 6878 ldr r0, [r7, #4] 80092b2: f000 fa71 bl 8009798 if (recv_flags & TF_GOT_FIN) { /* passive close */ 80092b6: 4b2d ldr r3, [pc, #180] ; (800936c ) 80092b8: 781b ldrb r3, [r3, #0] 80092ba: f003 0320 and.w r3, r3, #32 80092be: 2b00 cmp r3, #0 80092c0: f000 814c beq.w 800955c tcp_ack_now(pcb); 80092c4: 687b ldr r3, [r7, #4] 80092c6: 8b5b ldrh r3, [r3, #26] 80092c8: f043 0302 orr.w r3, r3, #2 80092cc: b29a uxth r2, r3 80092ce: 687b ldr r3, [r7, #4] 80092d0: 835a strh r2, [r3, #26] pcb->state = CLOSE_WAIT; 80092d2: 687b ldr r3, [r7, #4] 80092d4: 2207 movs r2, #7 80092d6: 751a strb r2, [r3, #20] } break; 80092d8: e140 b.n 800955c case FIN_WAIT_1: tcp_receive(pcb); 80092da: 6878 ldr r0, [r7, #4] 80092dc: f000 fa5c bl 8009798 if (recv_flags & TF_GOT_FIN) { 80092e0: 4b22 ldr r3, [pc, #136] ; (800936c ) 80092e2: 781b ldrb r3, [r3, #0] 80092e4: f003 0320 and.w r3, r3, #32 80092e8: 2b00 cmp r3, #0 80092ea: d071 beq.n 80093d0 if ((flags & TCP_ACK) && (ackno == pcb->snd_nxt) && 80092ec: 4b14 ldr r3, [pc, #80] ; (8009340 ) 80092ee: 781b ldrb r3, [r3, #0] 80092f0: f003 0310 and.w r3, r3, #16 80092f4: 2b00 cmp r3, #0 80092f6: d060 beq.n 80093ba 80092f8: 687b ldr r3, [r7, #4] 80092fa: 6d1a ldr r2, [r3, #80] ; 0x50 80092fc: 4b11 ldr r3, [pc, #68] ; (8009344 ) 80092fe: 681b ldr r3, [r3, #0] 8009300: 429a cmp r2, r3 8009302: d15a bne.n 80093ba pcb->unsent == NULL) { 8009304: 687b ldr r3, [r7, #4] 8009306: 6edb ldr r3, [r3, #108] ; 0x6c if ((flags & TCP_ACK) && (ackno == pcb->snd_nxt) && 8009308: 2b00 cmp r3, #0 800930a: d156 bne.n 80093ba LWIP_DEBUGF(TCP_DEBUG, ("TCP connection closed: FIN_WAIT_1 %"U16_F" -> %"U16_F".\n", inseg.tcphdr->src, inseg.tcphdr->dest)); tcp_ack_now(pcb); 800930c: 687b ldr r3, [r7, #4] 800930e: 8b5b ldrh r3, [r3, #26] 8009310: f043 0302 orr.w r3, r3, #2 8009314: b29a uxth r2, r3 8009316: 687b ldr r3, [r7, #4] 8009318: 835a strh r2, [r3, #26] tcp_pcb_purge(pcb); 800931a: 6878 ldr r0, [r7, #4] 800931c: f7fe fdbc bl 8007e98 TCP_RMV_ACTIVE(pcb); 8009320: 4b13 ldr r3, [pc, #76] ; (8009370 ) 8009322: 681b ldr r3, [r3, #0] 8009324: 687a ldr r2, [r7, #4] 8009326: 429a cmp r2, r3 8009328: d105 bne.n 8009336 800932a: 4b11 ldr r3, [pc, #68] ; (8009370 ) 800932c: 681b ldr r3, [r3, #0] 800932e: 68db ldr r3, [r3, #12] 8009330: 4a0f ldr r2, [pc, #60] ; (8009370 ) 8009332: 6013 str r3, [r2, #0] 8009334: e02e b.n 8009394 8009336: 4b0e ldr r3, [pc, #56] ; (8009370 ) 8009338: 681b ldr r3, [r3, #0] 800933a: 617b str r3, [r7, #20] 800933c: e027 b.n 800938e 800933e: bf00 nop 8009340: 20009a18 .word 0x20009a18 8009344: 20009a10 .word 0x20009a10 8009348: 20009a16 .word 0x20009a16 800934c: 20009a0c .word 0x20009a0c 8009350: 200099fc .word 0x200099fc 8009354: 20006454 .word 0x20006454 8009358: 20006458 .word 0x20006458 800935c: 08016e14 .word 0x08016e14 8009360: 080170b4 .word 0x080170b4 8009364: 08016e60 .word 0x08016e60 8009368: 20009a14 .word 0x20009a14 800936c: 20009a19 .word 0x20009a19 8009370: 200099e0 .word 0x200099e0 8009374: 697b ldr r3, [r7, #20] 8009376: 68db ldr r3, [r3, #12] 8009378: 687a ldr r2, [r7, #4] 800937a: 429a cmp r2, r3 800937c: d104 bne.n 8009388 800937e: 687b ldr r3, [r7, #4] 8009380: 68da ldr r2, [r3, #12] 8009382: 697b ldr r3, [r7, #20] 8009384: 60da str r2, [r3, #12] 8009386: e005 b.n 8009394 8009388: 697b ldr r3, [r7, #20] 800938a: 68db ldr r3, [r3, #12] 800938c: 617b str r3, [r7, #20] 800938e: 697b ldr r3, [r7, #20] 8009390: 2b00 cmp r3, #0 8009392: d1ef bne.n 8009374 8009394: 687b ldr r3, [r7, #4] 8009396: 2200 movs r2, #0 8009398: 60da str r2, [r3, #12] 800939a: 4b77 ldr r3, [pc, #476] ; (8009578 ) 800939c: 2201 movs r2, #1 800939e: 701a strb r2, [r3, #0] pcb->state = TIME_WAIT; 80093a0: 687b ldr r3, [r7, #4] 80093a2: 220a movs r2, #10 80093a4: 751a strb r2, [r3, #20] TCP_REG(&tcp_tw_pcbs, pcb); 80093a6: 4b75 ldr r3, [pc, #468] ; (800957c ) 80093a8: 681a ldr r2, [r3, #0] 80093aa: 687b ldr r3, [r7, #4] 80093ac: 60da str r2, [r3, #12] 80093ae: 4a73 ldr r2, [pc, #460] ; (800957c ) 80093b0: 687b ldr r3, [r7, #4] 80093b2: 6013 str r3, [r2, #0] 80093b4: f002 fcfa bl 800bdac } } else if ((flags & TCP_ACK) && (ackno == pcb->snd_nxt) && pcb->unsent == NULL) { pcb->state = FIN_WAIT_2; } break; 80093b8: e0d2 b.n 8009560 tcp_ack_now(pcb); 80093ba: 687b ldr r3, [r7, #4] 80093bc: 8b5b ldrh r3, [r3, #26] 80093be: f043 0302 orr.w r3, r3, #2 80093c2: b29a uxth r2, r3 80093c4: 687b ldr r3, [r7, #4] 80093c6: 835a strh r2, [r3, #26] pcb->state = CLOSING; 80093c8: 687b ldr r3, [r7, #4] 80093ca: 2208 movs r2, #8 80093cc: 751a strb r2, [r3, #20] break; 80093ce: e0c7 b.n 8009560 } else if ((flags & TCP_ACK) && (ackno == pcb->snd_nxt) && 80093d0: 4b6b ldr r3, [pc, #428] ; (8009580 ) 80093d2: 781b ldrb r3, [r3, #0] 80093d4: f003 0310 and.w r3, r3, #16 80093d8: 2b00 cmp r3, #0 80093da: f000 80c1 beq.w 8009560 80093de: 687b ldr r3, [r7, #4] 80093e0: 6d1a ldr r2, [r3, #80] ; 0x50 80093e2: 4b68 ldr r3, [pc, #416] ; (8009584 ) 80093e4: 681b ldr r3, [r3, #0] 80093e6: 429a cmp r2, r3 80093e8: f040 80ba bne.w 8009560 pcb->unsent == NULL) { 80093ec: 687b ldr r3, [r7, #4] 80093ee: 6edb ldr r3, [r3, #108] ; 0x6c } else if ((flags & TCP_ACK) && (ackno == pcb->snd_nxt) && 80093f0: 2b00 cmp r3, #0 80093f2: f040 80b5 bne.w 8009560 pcb->state = FIN_WAIT_2; 80093f6: 687b ldr r3, [r7, #4] 80093f8: 2206 movs r2, #6 80093fa: 751a strb r2, [r3, #20] break; 80093fc: e0b0 b.n 8009560 case FIN_WAIT_2: tcp_receive(pcb); 80093fe: 6878 ldr r0, [r7, #4] 8009400: f000 f9ca bl 8009798 if (recv_flags & TF_GOT_FIN) { 8009404: 4b60 ldr r3, [pc, #384] ; (8009588 ) 8009406: 781b ldrb r3, [r3, #0] 8009408: f003 0320 and.w r3, r3, #32 800940c: 2b00 cmp r3, #0 800940e: f000 80a9 beq.w 8009564 LWIP_DEBUGF(TCP_DEBUG, ("TCP connection closed: FIN_WAIT_2 %"U16_F" -> %"U16_F".\n", inseg.tcphdr->src, inseg.tcphdr->dest)); tcp_ack_now(pcb); 8009412: 687b ldr r3, [r7, #4] 8009414: 8b5b ldrh r3, [r3, #26] 8009416: f043 0302 orr.w r3, r3, #2 800941a: b29a uxth r2, r3 800941c: 687b ldr r3, [r7, #4] 800941e: 835a strh r2, [r3, #26] tcp_pcb_purge(pcb); 8009420: 6878 ldr r0, [r7, #4] 8009422: f7fe fd39 bl 8007e98 TCP_RMV_ACTIVE(pcb); 8009426: 4b59 ldr r3, [pc, #356] ; (800958c ) 8009428: 681b ldr r3, [r3, #0] 800942a: 687a ldr r2, [r7, #4] 800942c: 429a cmp r2, r3 800942e: d105 bne.n 800943c 8009430: 4b56 ldr r3, [pc, #344] ; (800958c ) 8009432: 681b ldr r3, [r3, #0] 8009434: 68db ldr r3, [r3, #12] 8009436: 4a55 ldr r2, [pc, #340] ; (800958c ) 8009438: 6013 str r3, [r2, #0] 800943a: e013 b.n 8009464 800943c: 4b53 ldr r3, [pc, #332] ; (800958c ) 800943e: 681b ldr r3, [r3, #0] 8009440: 613b str r3, [r7, #16] 8009442: e00c b.n 800945e 8009444: 693b ldr r3, [r7, #16] 8009446: 68db ldr r3, [r3, #12] 8009448: 687a ldr r2, [r7, #4] 800944a: 429a cmp r2, r3 800944c: d104 bne.n 8009458 800944e: 687b ldr r3, [r7, #4] 8009450: 68da ldr r2, [r3, #12] 8009452: 693b ldr r3, [r7, #16] 8009454: 60da str r2, [r3, #12] 8009456: e005 b.n 8009464 8009458: 693b ldr r3, [r7, #16] 800945a: 68db ldr r3, [r3, #12] 800945c: 613b str r3, [r7, #16] 800945e: 693b ldr r3, [r7, #16] 8009460: 2b00 cmp r3, #0 8009462: d1ef bne.n 8009444 8009464: 687b ldr r3, [r7, #4] 8009466: 2200 movs r2, #0 8009468: 60da str r2, [r3, #12] 800946a: 4b43 ldr r3, [pc, #268] ; (8009578 ) 800946c: 2201 movs r2, #1 800946e: 701a strb r2, [r3, #0] pcb->state = TIME_WAIT; 8009470: 687b ldr r3, [r7, #4] 8009472: 220a movs r2, #10 8009474: 751a strb r2, [r3, #20] TCP_REG(&tcp_tw_pcbs, pcb); 8009476: 4b41 ldr r3, [pc, #260] ; (800957c ) 8009478: 681a ldr r2, [r3, #0] 800947a: 687b ldr r3, [r7, #4] 800947c: 60da str r2, [r3, #12] 800947e: 4a3f ldr r2, [pc, #252] ; (800957c ) 8009480: 687b ldr r3, [r7, #4] 8009482: 6013 str r3, [r2, #0] 8009484: f002 fc92 bl 800bdac } break; 8009488: e06c b.n 8009564 case CLOSING: tcp_receive(pcb); 800948a: 6878 ldr r0, [r7, #4] 800948c: f000 f984 bl 8009798 if ((flags & TCP_ACK) && ackno == pcb->snd_nxt && pcb->unsent == NULL) { 8009490: 4b3b ldr r3, [pc, #236] ; (8009580 ) 8009492: 781b ldrb r3, [r3, #0] 8009494: f003 0310 and.w r3, r3, #16 8009498: 2b00 cmp r3, #0 800949a: d065 beq.n 8009568 800949c: 687b ldr r3, [r7, #4] 800949e: 6d1a ldr r2, [r3, #80] ; 0x50 80094a0: 4b38 ldr r3, [pc, #224] ; (8009584 ) 80094a2: 681b ldr r3, [r3, #0] 80094a4: 429a cmp r2, r3 80094a6: d15f bne.n 8009568 80094a8: 687b ldr r3, [r7, #4] 80094aa: 6edb ldr r3, [r3, #108] ; 0x6c 80094ac: 2b00 cmp r3, #0 80094ae: d15b bne.n 8009568 LWIP_DEBUGF(TCP_DEBUG, ("TCP connection closed: CLOSING %"U16_F" -> %"U16_F".\n", inseg.tcphdr->src, inseg.tcphdr->dest)); tcp_pcb_purge(pcb); 80094b0: 6878 ldr r0, [r7, #4] 80094b2: f7fe fcf1 bl 8007e98 TCP_RMV_ACTIVE(pcb); 80094b6: 4b35 ldr r3, [pc, #212] ; (800958c ) 80094b8: 681b ldr r3, [r3, #0] 80094ba: 687a ldr r2, [r7, #4] 80094bc: 429a cmp r2, r3 80094be: d105 bne.n 80094cc 80094c0: 4b32 ldr r3, [pc, #200] ; (800958c ) 80094c2: 681b ldr r3, [r3, #0] 80094c4: 68db ldr r3, [r3, #12] 80094c6: 4a31 ldr r2, [pc, #196] ; (800958c ) 80094c8: 6013 str r3, [r2, #0] 80094ca: e013 b.n 80094f4 80094cc: 4b2f ldr r3, [pc, #188] ; (800958c ) 80094ce: 681b ldr r3, [r3, #0] 80094d0: 60fb str r3, [r7, #12] 80094d2: e00c b.n 80094ee 80094d4: 68fb ldr r3, [r7, #12] 80094d6: 68db ldr r3, [r3, #12] 80094d8: 687a ldr r2, [r7, #4] 80094da: 429a cmp r2, r3 80094dc: d104 bne.n 80094e8 80094de: 687b ldr r3, [r7, #4] 80094e0: 68da ldr r2, [r3, #12] 80094e2: 68fb ldr r3, [r7, #12] 80094e4: 60da str r2, [r3, #12] 80094e6: e005 b.n 80094f4 80094e8: 68fb ldr r3, [r7, #12] 80094ea: 68db ldr r3, [r3, #12] 80094ec: 60fb str r3, [r7, #12] 80094ee: 68fb ldr r3, [r7, #12] 80094f0: 2b00 cmp r3, #0 80094f2: d1ef bne.n 80094d4 80094f4: 687b ldr r3, [r7, #4] 80094f6: 2200 movs r2, #0 80094f8: 60da str r2, [r3, #12] 80094fa: 4b1f ldr r3, [pc, #124] ; (8009578 ) 80094fc: 2201 movs r2, #1 80094fe: 701a strb r2, [r3, #0] pcb->state = TIME_WAIT; 8009500: 687b ldr r3, [r7, #4] 8009502: 220a movs r2, #10 8009504: 751a strb r2, [r3, #20] TCP_REG(&tcp_tw_pcbs, pcb); 8009506: 4b1d ldr r3, [pc, #116] ; (800957c ) 8009508: 681a ldr r2, [r3, #0] 800950a: 687b ldr r3, [r7, #4] 800950c: 60da str r2, [r3, #12] 800950e: 4a1b ldr r2, [pc, #108] ; (800957c ) 8009510: 687b ldr r3, [r7, #4] 8009512: 6013 str r3, [r2, #0] 8009514: f002 fc4a bl 800bdac } break; 8009518: e026 b.n 8009568 case LAST_ACK: tcp_receive(pcb); 800951a: 6878 ldr r0, [r7, #4] 800951c: f000 f93c bl 8009798 if ((flags & TCP_ACK) && ackno == pcb->snd_nxt && pcb->unsent == NULL) { 8009520: 4b17 ldr r3, [pc, #92] ; (8009580 ) 8009522: 781b ldrb r3, [r3, #0] 8009524: f003 0310 and.w r3, r3, #16 8009528: 2b00 cmp r3, #0 800952a: d01f beq.n 800956c 800952c: 687b ldr r3, [r7, #4] 800952e: 6d1a ldr r2, [r3, #80] ; 0x50 8009530: 4b14 ldr r3, [pc, #80] ; (8009584 ) 8009532: 681b ldr r3, [r3, #0] 8009534: 429a cmp r2, r3 8009536: d119 bne.n 800956c 8009538: 687b ldr r3, [r7, #4] 800953a: 6edb ldr r3, [r3, #108] ; 0x6c 800953c: 2b00 cmp r3, #0 800953e: d115 bne.n 800956c LWIP_DEBUGF(TCP_DEBUG, ("TCP connection closed: LAST_ACK %"U16_F" -> %"U16_F".\n", inseg.tcphdr->src, inseg.tcphdr->dest)); /* bugfix #21699: don't set pcb->state to CLOSED here or we risk leaking segments */ recv_flags |= TF_CLOSED; 8009540: 4b11 ldr r3, [pc, #68] ; (8009588 ) 8009542: 781b ldrb r3, [r3, #0] 8009544: f043 0310 orr.w r3, r3, #16 8009548: b2da uxtb r2, r3 800954a: 4b0f ldr r3, [pc, #60] ; (8009588 ) 800954c: 701a strb r2, [r3, #0] } break; 800954e: e00d b.n 800956c default: break; 8009550: bf00 nop 8009552: e00c b.n 800956e break; 8009554: bf00 nop 8009556: e00a b.n 800956e break; 8009558: bf00 nop 800955a: e008 b.n 800956e break; 800955c: bf00 nop 800955e: e006 b.n 800956e break; 8009560: bf00 nop 8009562: e004 b.n 800956e break; 8009564: bf00 nop 8009566: e002 b.n 800956e break; 8009568: bf00 nop 800956a: e000 b.n 800956e break; 800956c: bf00 nop } return ERR_OK; 800956e: 2300 movs r3, #0 } 8009570: 4618 mov r0, r3 8009572: 3724 adds r7, #36 ; 0x24 8009574: 46bd mov sp, r7 8009576: bd90 pop {r4, r7, pc} 8009578: 200099e8 .word 0x200099e8 800957c: 200099e4 .word 0x200099e4 8009580: 20009a18 .word 0x20009a18 8009584: 20009a10 .word 0x20009a10 8009588: 20009a19 .word 0x20009a19 800958c: 200099e0 .word 0x200099e0 08009590 : * * Called from tcp_receive() */ static void tcp_oos_insert_segment(struct tcp_seg *cseg, struct tcp_seg *next) { 8009590: b590 push {r4, r7, lr} 8009592: b085 sub sp, #20 8009594: af00 add r7, sp, #0 8009596: 6078 str r0, [r7, #4] 8009598: 6039 str r1, [r7, #0] struct tcp_seg *old_seg; LWIP_ASSERT("tcp_oos_insert_segment: invalid cseg", cseg != NULL); 800959a: 687b ldr r3, [r7, #4] 800959c: 2b00 cmp r3, #0 800959e: d106 bne.n 80095ae 80095a0: 4b3b ldr r3, [pc, #236] ; (8009690 ) 80095a2: f240 421f movw r2, #1055 ; 0x41f 80095a6: 493b ldr r1, [pc, #236] ; (8009694 ) 80095a8: 483b ldr r0, [pc, #236] ; (8009698 ) 80095aa: f007 fd7d bl 80110a8 if (TCPH_FLAGS(cseg->tcphdr) & TCP_FIN) { 80095ae: 687b ldr r3, [r7, #4] 80095b0: 68db ldr r3, [r3, #12] 80095b2: 899b ldrh r3, [r3, #12] 80095b4: b29b uxth r3, r3 80095b6: 4618 mov r0, r3 80095b8: f7fb fc94 bl 8004ee4 80095bc: 4603 mov r3, r0 80095be: b2db uxtb r3, r3 80095c0: f003 0301 and.w r3, r3, #1 80095c4: 2b00 cmp r3, #0 80095c6: d028 beq.n 800961a /* received segment overlaps all following segments */ tcp_segs_free(next); 80095c8: 6838 ldr r0, [r7, #0] 80095ca: f7fe fa63 bl 8007a94 next = NULL; 80095ce: 2300 movs r3, #0 80095d0: 603b str r3, [r7, #0] 80095d2: e056 b.n 8009682 oos queue may have segments with FIN flag */ while (next && TCP_SEQ_GEQ((seqno + cseg->len), (next->tcphdr->seqno + next->len))) { /* cseg with FIN already processed */ if (TCPH_FLAGS(next->tcphdr) & TCP_FIN) { 80095d4: 683b ldr r3, [r7, #0] 80095d6: 68db ldr r3, [r3, #12] 80095d8: 899b ldrh r3, [r3, #12] 80095da: b29b uxth r3, r3 80095dc: 4618 mov r0, r3 80095de: f7fb fc81 bl 8004ee4 80095e2: 4603 mov r3, r0 80095e4: b2db uxtb r3, r3 80095e6: f003 0301 and.w r3, r3, #1 80095ea: 2b00 cmp r3, #0 80095ec: d00d beq.n 800960a TCPH_SET_FLAG(cseg->tcphdr, TCP_FIN); 80095ee: 687b ldr r3, [r7, #4] 80095f0: 68db ldr r3, [r3, #12] 80095f2: 899b ldrh r3, [r3, #12] 80095f4: b29c uxth r4, r3 80095f6: 2001 movs r0, #1 80095f8: f7fb fc74 bl 8004ee4 80095fc: 4603 mov r3, r0 80095fe: 461a mov r2, r3 8009600: 687b ldr r3, [r7, #4] 8009602: 68db ldr r3, [r3, #12] 8009604: 4322 orrs r2, r4 8009606: b292 uxth r2, r2 8009608: 819a strh r2, [r3, #12] } old_seg = next; 800960a: 683b ldr r3, [r7, #0] 800960c: 60fb str r3, [r7, #12] next = next->next; 800960e: 683b ldr r3, [r7, #0] 8009610: 681b ldr r3, [r3, #0] 8009612: 603b str r3, [r7, #0] tcp_seg_free(old_seg); 8009614: 68f8 ldr r0, [r7, #12] 8009616: f7fe fa52 bl 8007abe while (next && 800961a: 683b ldr r3, [r7, #0] 800961c: 2b00 cmp r3, #0 800961e: d00e beq.n 800963e TCP_SEQ_GEQ((seqno + cseg->len), 8009620: 687b ldr r3, [r7, #4] 8009622: 891b ldrh r3, [r3, #8] 8009624: 461a mov r2, r3 8009626: 4b1d ldr r3, [pc, #116] ; (800969c ) 8009628: 681b ldr r3, [r3, #0] 800962a: 441a add r2, r3 800962c: 683b ldr r3, [r7, #0] 800962e: 68db ldr r3, [r3, #12] 8009630: 685b ldr r3, [r3, #4] 8009632: 6839 ldr r1, [r7, #0] 8009634: 8909 ldrh r1, [r1, #8] 8009636: 440b add r3, r1 8009638: 1ad3 subs r3, r2, r3 while (next && 800963a: 2b00 cmp r3, #0 800963c: daca bge.n 80095d4 } if (next && 800963e: 683b ldr r3, [r7, #0] 8009640: 2b00 cmp r3, #0 8009642: d01e beq.n 8009682 TCP_SEQ_GT(seqno + cseg->len, next->tcphdr->seqno)) { 8009644: 687b ldr r3, [r7, #4] 8009646: 891b ldrh r3, [r3, #8] 8009648: 461a mov r2, r3 800964a: 4b14 ldr r3, [pc, #80] ; (800969c ) 800964c: 681b ldr r3, [r3, #0] 800964e: 441a add r2, r3 8009650: 683b ldr r3, [r7, #0] 8009652: 68db ldr r3, [r3, #12] 8009654: 685b ldr r3, [r3, #4] 8009656: 1ad3 subs r3, r2, r3 if (next && 8009658: 2b00 cmp r3, #0 800965a: dd12 ble.n 8009682 /* We need to trim the incoming segment. */ cseg->len = (u16_t)(next->tcphdr->seqno - seqno); 800965c: 683b ldr r3, [r7, #0] 800965e: 68db ldr r3, [r3, #12] 8009660: 685b ldr r3, [r3, #4] 8009662: b29a uxth r2, r3 8009664: 4b0d ldr r3, [pc, #52] ; (800969c ) 8009666: 681b ldr r3, [r3, #0] 8009668: b29b uxth r3, r3 800966a: 1ad3 subs r3, r2, r3 800966c: b29a uxth r2, r3 800966e: 687b ldr r3, [r7, #4] 8009670: 811a strh r2, [r3, #8] pbuf_realloc(cseg->p, cseg->len); 8009672: 687b ldr r3, [r7, #4] 8009674: 685a ldr r2, [r3, #4] 8009676: 687b ldr r3, [r7, #4] 8009678: 891b ldrh r3, [r3, #8] 800967a: 4619 mov r1, r3 800967c: 4610 mov r0, r2 800967e: f7fc fe15 bl 80062ac } } cseg->next = next; 8009682: 687b ldr r3, [r7, #4] 8009684: 683a ldr r2, [r7, #0] 8009686: 601a str r2, [r3, #0] } 8009688: bf00 nop 800968a: 3714 adds r7, #20 800968c: 46bd mov sp, r7 800968e: bd90 pop {r4, r7, pc} 8009690: 08016e14 .word 0x08016e14 8009694: 080170d4 .word 0x080170d4 8009698: 08016e60 .word 0x08016e60 800969c: 20009a0c .word 0x20009a0c 080096a0 : /** Remove segments from a list if the incoming ACK acknowledges them */ static struct tcp_seg * tcp_free_acked_segments(struct tcp_pcb *pcb, struct tcp_seg *seg_list, const char *dbg_list_name, struct tcp_seg *dbg_other_seg_list) { 80096a0: b5b0 push {r4, r5, r7, lr} 80096a2: b086 sub sp, #24 80096a4: af00 add r7, sp, #0 80096a6: 60f8 str r0, [r7, #12] 80096a8: 60b9 str r1, [r7, #8] 80096aa: 607a str r2, [r7, #4] 80096ac: 603b str r3, [r7, #0] u16_t clen; LWIP_UNUSED_ARG(dbg_list_name); LWIP_UNUSED_ARG(dbg_other_seg_list); while (seg_list != NULL && 80096ae: e03e b.n 800972e LWIP_DEBUGF(TCP_INPUT_DEBUG, ("tcp_receive: removing %"U32_F":%"U32_F" from pcb->%s\n", lwip_ntohl(seg_list->tcphdr->seqno), lwip_ntohl(seg_list->tcphdr->seqno) + TCP_TCPLEN(seg_list), dbg_list_name)); next = seg_list; 80096b0: 68bb ldr r3, [r7, #8] 80096b2: 617b str r3, [r7, #20] seg_list = seg_list->next; 80096b4: 68bb ldr r3, [r7, #8] 80096b6: 681b ldr r3, [r3, #0] 80096b8: 60bb str r3, [r7, #8] clen = pbuf_clen(next->p); 80096ba: 697b ldr r3, [r7, #20] 80096bc: 685b ldr r3, [r3, #4] 80096be: 4618 mov r0, r3 80096c0: f7fd f802 bl 80066c8 80096c4: 4603 mov r3, r0 80096c6: 827b strh r3, [r7, #18] LWIP_DEBUGF(TCP_QLEN_DEBUG, ("tcp_receive: queuelen %"TCPWNDSIZE_F" ... ", (tcpwnd_size_t)pcb->snd_queuelen)); LWIP_ASSERT("pcb->snd_queuelen >= pbuf_clen(next->p)", (pcb->snd_queuelen >= clen)); 80096c8: 68fb ldr r3, [r7, #12] 80096ca: f8b3 3066 ldrh.w r3, [r3, #102] ; 0x66 80096ce: 8a7a ldrh r2, [r7, #18] 80096d0: 429a cmp r2, r3 80096d2: d906 bls.n 80096e2 80096d4: 4b2a ldr r3, [pc, #168] ; (8009780 ) 80096d6: f240 4257 movw r2, #1111 ; 0x457 80096da: 492a ldr r1, [pc, #168] ; (8009784 ) 80096dc: 482a ldr r0, [pc, #168] ; (8009788 ) 80096de: f007 fce3 bl 80110a8 pcb->snd_queuelen = (u16_t)(pcb->snd_queuelen - clen); 80096e2: 68fb ldr r3, [r7, #12] 80096e4: f8b3 2066 ldrh.w r2, [r3, #102] ; 0x66 80096e8: 8a7b ldrh r3, [r7, #18] 80096ea: 1ad3 subs r3, r2, r3 80096ec: b29a uxth r2, r3 80096ee: 68fb ldr r3, [r7, #12] 80096f0: f8a3 2066 strh.w r2, [r3, #102] ; 0x66 recv_acked = (tcpwnd_size_t)(recv_acked + next->len); 80096f4: 697b ldr r3, [r7, #20] 80096f6: 891a ldrh r2, [r3, #8] 80096f8: 4b24 ldr r3, [pc, #144] ; (800978c ) 80096fa: 881b ldrh r3, [r3, #0] 80096fc: 4413 add r3, r2 80096fe: b29a uxth r2, r3 8009700: 4b22 ldr r3, [pc, #136] ; (800978c ) 8009702: 801a strh r2, [r3, #0] tcp_seg_free(next); 8009704: 6978 ldr r0, [r7, #20] 8009706: f7fe f9da bl 8007abe LWIP_DEBUGF(TCP_QLEN_DEBUG, ("%"TCPWNDSIZE_F" (after freeing %s)\n", (tcpwnd_size_t)pcb->snd_queuelen, dbg_list_name)); if (pcb->snd_queuelen != 0) { 800970a: 68fb ldr r3, [r7, #12] 800970c: f8b3 3066 ldrh.w r3, [r3, #102] ; 0x66 8009710: 2b00 cmp r3, #0 8009712: d00c beq.n 800972e LWIP_ASSERT("tcp_receive: valid queue length", 8009714: 68bb ldr r3, [r7, #8] 8009716: 2b00 cmp r3, #0 8009718: d109 bne.n 800972e 800971a: 683b ldr r3, [r7, #0] 800971c: 2b00 cmp r3, #0 800971e: d106 bne.n 800972e 8009720: 4b17 ldr r3, [pc, #92] ; (8009780 ) 8009722: f240 4261 movw r2, #1121 ; 0x461 8009726: 491a ldr r1, [pc, #104] ; (8009790 ) 8009728: 4817 ldr r0, [pc, #92] ; (8009788 ) 800972a: f007 fcbd bl 80110a8 while (seg_list != NULL && 800972e: 68bb ldr r3, [r7, #8] 8009730: 2b00 cmp r3, #0 8009732: d020 beq.n 8009776 TCP_SEQ_LEQ(lwip_ntohl(seg_list->tcphdr->seqno) + 8009734: 68bb ldr r3, [r7, #8] 8009736: 68db ldr r3, [r3, #12] 8009738: 685b ldr r3, [r3, #4] 800973a: 4618 mov r0, r3 800973c: f7fb fbe7 bl 8004f0e 8009740: 4604 mov r4, r0 8009742: 68bb ldr r3, [r7, #8] 8009744: 891b ldrh r3, [r3, #8] 8009746: 461d mov r5, r3 8009748: 68bb ldr r3, [r7, #8] 800974a: 68db ldr r3, [r3, #12] 800974c: 899b ldrh r3, [r3, #12] 800974e: b29b uxth r3, r3 8009750: 4618 mov r0, r3 8009752: f7fb fbc7 bl 8004ee4 8009756: 4603 mov r3, r0 8009758: b2db uxtb r3, r3 800975a: f003 0303 and.w r3, r3, #3 800975e: 2b00 cmp r3, #0 8009760: d001 beq.n 8009766 8009762: 2301 movs r3, #1 8009764: e000 b.n 8009768 8009766: 2300 movs r3, #0 8009768: 442b add r3, r5 800976a: 18e2 adds r2, r4, r3 800976c: 4b09 ldr r3, [pc, #36] ; (8009794 ) 800976e: 681b ldr r3, [r3, #0] 8009770: 1ad3 subs r3, r2, r3 while (seg_list != NULL && 8009772: 2b00 cmp r3, #0 8009774: dd9c ble.n 80096b0 seg_list != NULL || dbg_other_seg_list != NULL); } } return seg_list; 8009776: 68bb ldr r3, [r7, #8] } 8009778: 4618 mov r0, r3 800977a: 3718 adds r7, #24 800977c: 46bd mov sp, r7 800977e: bdb0 pop {r4, r5, r7, pc} 8009780: 08016e14 .word 0x08016e14 8009784: 080170fc .word 0x080170fc 8009788: 08016e60 .word 0x08016e60 800978c: 20009a14 .word 0x20009a14 8009790: 08017124 .word 0x08017124 8009794: 20009a10 .word 0x20009a10 08009798 : * * Called from tcp_process(). */ static void tcp_receive(struct tcp_pcb *pcb) { 8009798: b5b0 push {r4, r5, r7, lr} 800979a: b094 sub sp, #80 ; 0x50 800979c: af00 add r7, sp, #0 800979e: 6078 str r0, [r7, #4] s16_t m; u32_t right_wnd_edge; int found_dupack = 0; 80097a0: 2300 movs r3, #0 80097a2: 64bb str r3, [r7, #72] ; 0x48 LWIP_ASSERT("tcp_receive: invalid pcb", pcb != NULL); 80097a4: 687b ldr r3, [r7, #4] 80097a6: 2b00 cmp r3, #0 80097a8: d106 bne.n 80097b8 80097aa: 4b91 ldr r3, [pc, #580] ; (80099f0 ) 80097ac: f240 427b movw r2, #1147 ; 0x47b 80097b0: 4990 ldr r1, [pc, #576] ; (80099f4 ) 80097b2: 4891 ldr r0, [pc, #580] ; (80099f8 ) 80097b4: f007 fc78 bl 80110a8 LWIP_ASSERT("tcp_receive: wrong state", pcb->state >= ESTABLISHED); 80097b8: 687b ldr r3, [r7, #4] 80097ba: 7d1b ldrb r3, [r3, #20] 80097bc: 2b03 cmp r3, #3 80097be: d806 bhi.n 80097ce 80097c0: 4b8b ldr r3, [pc, #556] ; (80099f0 ) 80097c2: f240 427c movw r2, #1148 ; 0x47c 80097c6: 498d ldr r1, [pc, #564] ; (80099fc ) 80097c8: 488b ldr r0, [pc, #556] ; (80099f8 ) 80097ca: f007 fc6d bl 80110a8 if (flags & TCP_ACK) { 80097ce: 4b8c ldr r3, [pc, #560] ; (8009a00 ) 80097d0: 781b ldrb r3, [r3, #0] 80097d2: f003 0310 and.w r3, r3, #16 80097d6: 2b00 cmp r3, #0 80097d8: f000 8264 beq.w 8009ca4 right_wnd_edge = pcb->snd_wnd + pcb->snd_wl2; 80097dc: 687b ldr r3, [r7, #4] 80097de: f8b3 3060 ldrh.w r3, [r3, #96] ; 0x60 80097e2: 461a mov r2, r3 80097e4: 687b ldr r3, [r7, #4] 80097e6: 6d9b ldr r3, [r3, #88] ; 0x58 80097e8: 4413 add r3, r2 80097ea: 633b str r3, [r7, #48] ; 0x30 /* Update window. */ if (TCP_SEQ_LT(pcb->snd_wl1, seqno) || 80097ec: 687b ldr r3, [r7, #4] 80097ee: 6d5a ldr r2, [r3, #84] ; 0x54 80097f0: 4b84 ldr r3, [pc, #528] ; (8009a04 ) 80097f2: 681b ldr r3, [r3, #0] 80097f4: 1ad3 subs r3, r2, r3 80097f6: 2b00 cmp r3, #0 80097f8: db1b blt.n 8009832 (pcb->snd_wl1 == seqno && TCP_SEQ_LT(pcb->snd_wl2, ackno)) || 80097fa: 687b ldr r3, [r7, #4] 80097fc: 6d5a ldr r2, [r3, #84] ; 0x54 80097fe: 4b81 ldr r3, [pc, #516] ; (8009a04 ) 8009800: 681b ldr r3, [r3, #0] if (TCP_SEQ_LT(pcb->snd_wl1, seqno) || 8009802: 429a cmp r2, r3 8009804: d106 bne.n 8009814 (pcb->snd_wl1 == seqno && TCP_SEQ_LT(pcb->snd_wl2, ackno)) || 8009806: 687b ldr r3, [r7, #4] 8009808: 6d9a ldr r2, [r3, #88] ; 0x58 800980a: 4b7f ldr r3, [pc, #508] ; (8009a08 ) 800980c: 681b ldr r3, [r3, #0] 800980e: 1ad3 subs r3, r2, r3 8009810: 2b00 cmp r3, #0 8009812: db0e blt.n 8009832 (pcb->snd_wl2 == ackno && (u32_t)SND_WND_SCALE(pcb, tcphdr->wnd) > pcb->snd_wnd)) { 8009814: 687b ldr r3, [r7, #4] 8009816: 6d9a ldr r2, [r3, #88] ; 0x58 8009818: 4b7b ldr r3, [pc, #492] ; (8009a08 ) 800981a: 681b ldr r3, [r3, #0] (pcb->snd_wl1 == seqno && TCP_SEQ_LT(pcb->snd_wl2, ackno)) || 800981c: 429a cmp r2, r3 800981e: d125 bne.n 800986c (pcb->snd_wl2 == ackno && (u32_t)SND_WND_SCALE(pcb, tcphdr->wnd) > pcb->snd_wnd)) { 8009820: 4b7a ldr r3, [pc, #488] ; (8009a0c ) 8009822: 681b ldr r3, [r3, #0] 8009824: 89db ldrh r3, [r3, #14] 8009826: b29a uxth r2, r3 8009828: 687b ldr r3, [r7, #4] 800982a: f8b3 3060 ldrh.w r3, [r3, #96] ; 0x60 800982e: 429a cmp r2, r3 8009830: d91c bls.n 800986c pcb->snd_wnd = SND_WND_SCALE(pcb, tcphdr->wnd); 8009832: 4b76 ldr r3, [pc, #472] ; (8009a0c ) 8009834: 681b ldr r3, [r3, #0] 8009836: 89db ldrh r3, [r3, #14] 8009838: b29a uxth r2, r3 800983a: 687b ldr r3, [r7, #4] 800983c: f8a3 2060 strh.w r2, [r3, #96] ; 0x60 /* keep track of the biggest window announced by the remote host to calculate the maximum segment size */ if (pcb->snd_wnd_max < pcb->snd_wnd) { 8009840: 687b ldr r3, [r7, #4] 8009842: f8b3 2062 ldrh.w r2, [r3, #98] ; 0x62 8009846: 687b ldr r3, [r7, #4] 8009848: f8b3 3060 ldrh.w r3, [r3, #96] ; 0x60 800984c: 429a cmp r2, r3 800984e: d205 bcs.n 800985c pcb->snd_wnd_max = pcb->snd_wnd; 8009850: 687b ldr r3, [r7, #4] 8009852: f8b3 2060 ldrh.w r2, [r3, #96] ; 0x60 8009856: 687b ldr r3, [r7, #4] 8009858: f8a3 2062 strh.w r2, [r3, #98] ; 0x62 } pcb->snd_wl1 = seqno; 800985c: 4b69 ldr r3, [pc, #420] ; (8009a04 ) 800985e: 681a ldr r2, [r3, #0] 8009860: 687b ldr r3, [r7, #4] 8009862: 655a str r2, [r3, #84] ; 0x54 pcb->snd_wl2 = ackno; 8009864: 4b68 ldr r3, [pc, #416] ; (8009a08 ) 8009866: 681a ldr r2, [r3, #0] 8009868: 687b ldr r3, [r7, #4] 800986a: 659a str r2, [r3, #88] ; 0x58 * If it only passes 1, should reset dupack counter * */ /* Clause 1 */ if (TCP_SEQ_LEQ(ackno, pcb->lastack)) { 800986c: 4b66 ldr r3, [pc, #408] ; (8009a08 ) 800986e: 681a ldr r2, [r3, #0] 8009870: 687b ldr r3, [r7, #4] 8009872: 6c5b ldr r3, [r3, #68] ; 0x44 8009874: 1ad3 subs r3, r2, r3 8009876: 2b00 cmp r3, #0 8009878: dc58 bgt.n 800992c /* Clause 2 */ if (tcplen == 0) { 800987a: 4b65 ldr r3, [pc, #404] ; (8009a10 ) 800987c: 881b ldrh r3, [r3, #0] 800987e: 2b00 cmp r3, #0 8009880: d14b bne.n 800991a /* Clause 3 */ if (pcb->snd_wl2 + pcb->snd_wnd == right_wnd_edge) { 8009882: 687b ldr r3, [r7, #4] 8009884: 6d9b ldr r3, [r3, #88] ; 0x58 8009886: 687a ldr r2, [r7, #4] 8009888: f8b2 2060 ldrh.w r2, [r2, #96] ; 0x60 800988c: 4413 add r3, r2 800988e: 6b3a ldr r2, [r7, #48] ; 0x30 8009890: 429a cmp r2, r3 8009892: d142 bne.n 800991a /* Clause 4 */ if (pcb->rtime >= 0) { 8009894: 687b ldr r3, [r7, #4] 8009896: f9b3 3030 ldrsh.w r3, [r3, #48] ; 0x30 800989a: 2b00 cmp r3, #0 800989c: db3d blt.n 800991a /* Clause 5 */ if (pcb->lastack == ackno) { 800989e: 687b ldr r3, [r7, #4] 80098a0: 6c5a ldr r2, [r3, #68] ; 0x44 80098a2: 4b59 ldr r3, [pc, #356] ; (8009a08 ) 80098a4: 681b ldr r3, [r3, #0] 80098a6: 429a cmp r2, r3 80098a8: d137 bne.n 800991a found_dupack = 1; 80098aa: 2301 movs r3, #1 80098ac: 64bb str r3, [r7, #72] ; 0x48 if ((u8_t)(pcb->dupacks + 1) > pcb->dupacks) { 80098ae: 687b ldr r3, [r7, #4] 80098b0: f893 3043 ldrb.w r3, [r3, #67] ; 0x43 80098b4: 2bff cmp r3, #255 ; 0xff 80098b6: d007 beq.n 80098c8 ++pcb->dupacks; 80098b8: 687b ldr r3, [r7, #4] 80098ba: f893 3043 ldrb.w r3, [r3, #67] ; 0x43 80098be: 3301 adds r3, #1 80098c0: b2da uxtb r2, r3 80098c2: 687b ldr r3, [r7, #4] 80098c4: f883 2043 strb.w r2, [r3, #67] ; 0x43 } if (pcb->dupacks > 3) { 80098c8: 687b ldr r3, [r7, #4] 80098ca: f893 3043 ldrb.w r3, [r3, #67] ; 0x43 80098ce: 2b03 cmp r3, #3 80098d0: d91b bls.n 800990a /* Inflate the congestion window */ TCP_WND_INC(pcb->cwnd, pcb->mss); 80098d2: 687b ldr r3, [r7, #4] 80098d4: f8b3 2048 ldrh.w r2, [r3, #72] ; 0x48 80098d8: 687b ldr r3, [r7, #4] 80098da: 8e5b ldrh r3, [r3, #50] ; 0x32 80098dc: 4413 add r3, r2 80098de: b29a uxth r2, r3 80098e0: 687b ldr r3, [r7, #4] 80098e2: f8b3 3048 ldrh.w r3, [r3, #72] ; 0x48 80098e6: 429a cmp r2, r3 80098e8: d30a bcc.n 8009900 80098ea: 687b ldr r3, [r7, #4] 80098ec: f8b3 2048 ldrh.w r2, [r3, #72] ; 0x48 80098f0: 687b ldr r3, [r7, #4] 80098f2: 8e5b ldrh r3, [r3, #50] ; 0x32 80098f4: 4413 add r3, r2 80098f6: b29a uxth r2, r3 80098f8: 687b ldr r3, [r7, #4] 80098fa: f8a3 2048 strh.w r2, [r3, #72] ; 0x48 80098fe: e004 b.n 800990a 8009900: 687b ldr r3, [r7, #4] 8009902: f64f 72ff movw r2, #65535 ; 0xffff 8009906: f8a3 2048 strh.w r2, [r3, #72] ; 0x48 } if (pcb->dupacks >= 3) { 800990a: 687b ldr r3, [r7, #4] 800990c: f893 3043 ldrb.w r3, [r3, #67] ; 0x43 8009910: 2b02 cmp r3, #2 8009912: d902 bls.n 800991a /* Do fast retransmit (checked via TF_INFR, not via dupacks count) */ tcp_rexmit_fast(pcb); 8009914: 6878 ldr r0, [r7, #4] 8009916: f001 feeb bl 800b6f0 } } } /* If Clause (1) or more is true, but not a duplicate ack, reset * count of consecutive duplicate acks */ if (!found_dupack) { 800991a: 6cbb ldr r3, [r7, #72] ; 0x48 800991c: 2b00 cmp r3, #0 800991e: f040 8161 bne.w 8009be4 pcb->dupacks = 0; 8009922: 687b ldr r3, [r7, #4] 8009924: 2200 movs r2, #0 8009926: f883 2043 strb.w r2, [r3, #67] ; 0x43 800992a: e15b b.n 8009be4 } } else if (TCP_SEQ_BETWEEN(ackno, pcb->lastack + 1, pcb->snd_nxt)) { 800992c: 4b36 ldr r3, [pc, #216] ; (8009a08 ) 800992e: 681a ldr r2, [r3, #0] 8009930: 687b ldr r3, [r7, #4] 8009932: 6c5b ldr r3, [r3, #68] ; 0x44 8009934: 1ad3 subs r3, r2, r3 8009936: 3b01 subs r3, #1 8009938: 2b00 cmp r3, #0 800993a: f2c0 814e blt.w 8009bda 800993e: 4b32 ldr r3, [pc, #200] ; (8009a08 ) 8009940: 681a ldr r2, [r3, #0] 8009942: 687b ldr r3, [r7, #4] 8009944: 6d1b ldr r3, [r3, #80] ; 0x50 8009946: 1ad3 subs r3, r2, r3 8009948: 2b00 cmp r3, #0 800994a: f300 8146 bgt.w 8009bda tcpwnd_size_t acked; /* Reset the "IN Fast Retransmit" flag, since we are no longer in fast retransmit. Also reset the congestion window to the slow start threshold. */ if (pcb->flags & TF_INFR) { 800994e: 687b ldr r3, [r7, #4] 8009950: 8b5b ldrh r3, [r3, #26] 8009952: f003 0304 and.w r3, r3, #4 8009956: 2b00 cmp r3, #0 8009958: d010 beq.n 800997c tcp_clear_flags(pcb, TF_INFR); 800995a: 687b ldr r3, [r7, #4] 800995c: 8b5b ldrh r3, [r3, #26] 800995e: f023 0304 bic.w r3, r3, #4 8009962: b29a uxth r2, r3 8009964: 687b ldr r3, [r7, #4] 8009966: 835a strh r2, [r3, #26] pcb->cwnd = pcb->ssthresh; 8009968: 687b ldr r3, [r7, #4] 800996a: f8b3 204a ldrh.w r2, [r3, #74] ; 0x4a 800996e: 687b ldr r3, [r7, #4] 8009970: f8a3 2048 strh.w r2, [r3, #72] ; 0x48 pcb->bytes_acked = 0; 8009974: 687b ldr r3, [r7, #4] 8009976: 2200 movs r2, #0 8009978: f8a3 206a strh.w r2, [r3, #106] ; 0x6a } /* Reset the number of retransmissions. */ pcb->nrtx = 0; 800997c: 687b ldr r3, [r7, #4] 800997e: 2200 movs r2, #0 8009980: f883 2042 strb.w r2, [r3, #66] ; 0x42 /* Reset the retransmission time-out. */ pcb->rto = (s16_t)((pcb->sa >> 3) + pcb->sv); 8009984: 687b ldr r3, [r7, #4] 8009986: f9b3 303c ldrsh.w r3, [r3, #60] ; 0x3c 800998a: 10db asrs r3, r3, #3 800998c: b21b sxth r3, r3 800998e: b29a uxth r2, r3 8009990: 687b ldr r3, [r7, #4] 8009992: f9b3 303e ldrsh.w r3, [r3, #62] ; 0x3e 8009996: b29b uxth r3, r3 8009998: 4413 add r3, r2 800999a: b29b uxth r3, r3 800999c: b21a sxth r2, r3 800999e: 687b ldr r3, [r7, #4] 80099a0: f8a3 2040 strh.w r2, [r3, #64] ; 0x40 /* Record how much data this ACK acks */ acked = (tcpwnd_size_t)(ackno - pcb->lastack); 80099a4: 4b18 ldr r3, [pc, #96] ; (8009a08 ) 80099a6: 681b ldr r3, [r3, #0] 80099a8: b29a uxth r2, r3 80099aa: 687b ldr r3, [r7, #4] 80099ac: 6c5b ldr r3, [r3, #68] ; 0x44 80099ae: b29b uxth r3, r3 80099b0: 1ad3 subs r3, r2, r3 80099b2: 85fb strh r3, [r7, #46] ; 0x2e /* Reset the fast retransmit variables. */ pcb->dupacks = 0; 80099b4: 687b ldr r3, [r7, #4] 80099b6: 2200 movs r2, #0 80099b8: f883 2043 strb.w r2, [r3, #67] ; 0x43 pcb->lastack = ackno; 80099bc: 4b12 ldr r3, [pc, #72] ; (8009a08 ) 80099be: 681a ldr r2, [r3, #0] 80099c0: 687b ldr r3, [r7, #4] 80099c2: 645a str r2, [r3, #68] ; 0x44 /* Update the congestion control variables (cwnd and ssthresh). */ if (pcb->state >= ESTABLISHED) { 80099c4: 687b ldr r3, [r7, #4] 80099c6: 7d1b ldrb r3, [r3, #20] 80099c8: 2b03 cmp r3, #3 80099ca: f240 8097 bls.w 8009afc if (pcb->cwnd < pcb->ssthresh) { 80099ce: 687b ldr r3, [r7, #4] 80099d0: f8b3 2048 ldrh.w r2, [r3, #72] ; 0x48 80099d4: 687b ldr r3, [r7, #4] 80099d6: f8b3 304a ldrh.w r3, [r3, #74] ; 0x4a 80099da: 429a cmp r2, r3 80099dc: d245 bcs.n 8009a6a tcpwnd_size_t increase; /* limit to 1 SMSS segment during period following RTO */ u8_t num_seg = (pcb->flags & TF_RTO) ? 1 : 2; 80099de: 687b ldr r3, [r7, #4] 80099e0: 8b5b ldrh r3, [r3, #26] 80099e2: f403 6300 and.w r3, r3, #2048 ; 0x800 80099e6: 2b00 cmp r3, #0 80099e8: d014 beq.n 8009a14 80099ea: 2301 movs r3, #1 80099ec: e013 b.n 8009a16 80099ee: bf00 nop 80099f0: 08016e14 .word 0x08016e14 80099f4: 08017144 .word 0x08017144 80099f8: 08016e60 .word 0x08016e60 80099fc: 08017160 .word 0x08017160 8009a00: 20009a18 .word 0x20009a18 8009a04: 20009a0c .word 0x20009a0c 8009a08: 20009a10 .word 0x20009a10 8009a0c: 200099fc .word 0x200099fc 8009a10: 20009a16 .word 0x20009a16 8009a14: 2302 movs r3, #2 8009a16: f887 302d strb.w r3, [r7, #45] ; 0x2d /* RFC 3465, section 2.2 Slow Start */ increase = LWIP_MIN(acked, (tcpwnd_size_t)(num_seg * pcb->mss)); 8009a1a: f897 302d ldrb.w r3, [r7, #45] ; 0x2d 8009a1e: b29a uxth r2, r3 8009a20: 687b ldr r3, [r7, #4] 8009a22: 8e5b ldrh r3, [r3, #50] ; 0x32 8009a24: fb12 f303 smulbb r3, r2, r3 8009a28: b29b uxth r3, r3 8009a2a: 8dfa ldrh r2, [r7, #46] ; 0x2e 8009a2c: 4293 cmp r3, r2 8009a2e: bf28 it cs 8009a30: 4613 movcs r3, r2 8009a32: 857b strh r3, [r7, #42] ; 0x2a TCP_WND_INC(pcb->cwnd, increase); 8009a34: 687b ldr r3, [r7, #4] 8009a36: f8b3 2048 ldrh.w r2, [r3, #72] ; 0x48 8009a3a: 8d7b ldrh r3, [r7, #42] ; 0x2a 8009a3c: 4413 add r3, r2 8009a3e: b29a uxth r2, r3 8009a40: 687b ldr r3, [r7, #4] 8009a42: f8b3 3048 ldrh.w r3, [r3, #72] ; 0x48 8009a46: 429a cmp r2, r3 8009a48: d309 bcc.n 8009a5e 8009a4a: 687b ldr r3, [r7, #4] 8009a4c: f8b3 2048 ldrh.w r2, [r3, #72] ; 0x48 8009a50: 8d7b ldrh r3, [r7, #42] ; 0x2a 8009a52: 4413 add r3, r2 8009a54: b29a uxth r2, r3 8009a56: 687b ldr r3, [r7, #4] 8009a58: f8a3 2048 strh.w r2, [r3, #72] ; 0x48 8009a5c: e04e b.n 8009afc 8009a5e: 687b ldr r3, [r7, #4] 8009a60: f64f 72ff movw r2, #65535 ; 0xffff 8009a64: f8a3 2048 strh.w r2, [r3, #72] ; 0x48 8009a68: e048 b.n 8009afc LWIP_DEBUGF(TCP_CWND_DEBUG, ("tcp_receive: slow start cwnd %"TCPWNDSIZE_F"\n", pcb->cwnd)); } else { /* RFC 3465, section 2.1 Congestion Avoidance */ TCP_WND_INC(pcb->bytes_acked, acked); 8009a6a: 687b ldr r3, [r7, #4] 8009a6c: f8b3 206a ldrh.w r2, [r3, #106] ; 0x6a 8009a70: 8dfb ldrh r3, [r7, #46] ; 0x2e 8009a72: 4413 add r3, r2 8009a74: b29a uxth r2, r3 8009a76: 687b ldr r3, [r7, #4] 8009a78: f8b3 306a ldrh.w r3, [r3, #106] ; 0x6a 8009a7c: 429a cmp r2, r3 8009a7e: d309 bcc.n 8009a94 8009a80: 687b ldr r3, [r7, #4] 8009a82: f8b3 206a ldrh.w r2, [r3, #106] ; 0x6a 8009a86: 8dfb ldrh r3, [r7, #46] ; 0x2e 8009a88: 4413 add r3, r2 8009a8a: b29a uxth r2, r3 8009a8c: 687b ldr r3, [r7, #4] 8009a8e: f8a3 206a strh.w r2, [r3, #106] ; 0x6a 8009a92: e004 b.n 8009a9e 8009a94: 687b ldr r3, [r7, #4] 8009a96: f64f 72ff movw r2, #65535 ; 0xffff 8009a9a: f8a3 206a strh.w r2, [r3, #106] ; 0x6a if (pcb->bytes_acked >= pcb->cwnd) { 8009a9e: 687b ldr r3, [r7, #4] 8009aa0: f8b3 206a ldrh.w r2, [r3, #106] ; 0x6a 8009aa4: 687b ldr r3, [r7, #4] 8009aa6: f8b3 3048 ldrh.w r3, [r3, #72] ; 0x48 8009aaa: 429a cmp r2, r3 8009aac: d326 bcc.n 8009afc pcb->bytes_acked = (tcpwnd_size_t)(pcb->bytes_acked - pcb->cwnd); 8009aae: 687b ldr r3, [r7, #4] 8009ab0: f8b3 206a ldrh.w r2, [r3, #106] ; 0x6a 8009ab4: 687b ldr r3, [r7, #4] 8009ab6: f8b3 3048 ldrh.w r3, [r3, #72] ; 0x48 8009aba: 1ad3 subs r3, r2, r3 8009abc: b29a uxth r2, r3 8009abe: 687b ldr r3, [r7, #4] 8009ac0: f8a3 206a strh.w r2, [r3, #106] ; 0x6a TCP_WND_INC(pcb->cwnd, pcb->mss); 8009ac4: 687b ldr r3, [r7, #4] 8009ac6: f8b3 2048 ldrh.w r2, [r3, #72] ; 0x48 8009aca: 687b ldr r3, [r7, #4] 8009acc: 8e5b ldrh r3, [r3, #50] ; 0x32 8009ace: 4413 add r3, r2 8009ad0: b29a uxth r2, r3 8009ad2: 687b ldr r3, [r7, #4] 8009ad4: f8b3 3048 ldrh.w r3, [r3, #72] ; 0x48 8009ad8: 429a cmp r2, r3 8009ada: d30a bcc.n 8009af2 8009adc: 687b ldr r3, [r7, #4] 8009ade: f8b3 2048 ldrh.w r2, [r3, #72] ; 0x48 8009ae2: 687b ldr r3, [r7, #4] 8009ae4: 8e5b ldrh r3, [r3, #50] ; 0x32 8009ae6: 4413 add r3, r2 8009ae8: b29a uxth r2, r3 8009aea: 687b ldr r3, [r7, #4] 8009aec: f8a3 2048 strh.w r2, [r3, #72] ; 0x48 8009af0: e004 b.n 8009afc 8009af2: 687b ldr r3, [r7, #4] 8009af4: f64f 72ff movw r2, #65535 ; 0xffff 8009af8: f8a3 2048 strh.w r2, [r3, #72] ; 0x48 pcb->unacked != NULL ? lwip_ntohl(pcb->unacked->tcphdr->seqno) + TCP_TCPLEN(pcb->unacked) : 0)); /* Remove segment from the unacknowledged list if the incoming ACK acknowledges them. */ pcb->unacked = tcp_free_acked_segments(pcb, pcb->unacked, "unacked", pcb->unsent); 8009afc: 687b ldr r3, [r7, #4] 8009afe: 6f19 ldr r1, [r3, #112] ; 0x70 8009b00: 687b ldr r3, [r7, #4] 8009b02: 6edb ldr r3, [r3, #108] ; 0x6c 8009b04: 4a98 ldr r2, [pc, #608] ; (8009d68 ) 8009b06: 6878 ldr r0, [r7, #4] 8009b08: f7ff fdca bl 80096a0 8009b0c: 4602 mov r2, r0 8009b0e: 687b ldr r3, [r7, #4] 8009b10: 671a str r2, [r3, #112] ; 0x70 on the list are acknowledged by the ACK. This may seem strange since an "unsent" segment shouldn't be acked. The rationale is that lwIP puts all outstanding segments on the ->unsent list after a retransmission, so these segments may in fact have been sent once. */ pcb->unsent = tcp_free_acked_segments(pcb, pcb->unsent, "unsent", pcb->unacked); 8009b12: 687b ldr r3, [r7, #4] 8009b14: 6ed9 ldr r1, [r3, #108] ; 0x6c 8009b16: 687b ldr r3, [r7, #4] 8009b18: 6f1b ldr r3, [r3, #112] ; 0x70 8009b1a: 4a94 ldr r2, [pc, #592] ; (8009d6c ) 8009b1c: 6878 ldr r0, [r7, #4] 8009b1e: f7ff fdbf bl 80096a0 8009b22: 4602 mov r2, r0 8009b24: 687b ldr r3, [r7, #4] 8009b26: 66da str r2, [r3, #108] ; 0x6c /* If there's nothing left to acknowledge, stop the retransmit timer, otherwise reset it to start again */ if (pcb->unacked == NULL) { 8009b28: 687b ldr r3, [r7, #4] 8009b2a: 6f1b ldr r3, [r3, #112] ; 0x70 8009b2c: 2b00 cmp r3, #0 8009b2e: d104 bne.n 8009b3a pcb->rtime = -1; 8009b30: 687b ldr r3, [r7, #4] 8009b32: f64f 72ff movw r2, #65535 ; 0xffff 8009b36: 861a strh r2, [r3, #48] ; 0x30 8009b38: e002 b.n 8009b40 } else { pcb->rtime = 0; 8009b3a: 687b ldr r3, [r7, #4] 8009b3c: 2200 movs r2, #0 8009b3e: 861a strh r2, [r3, #48] ; 0x30 } pcb->polltmr = 0; 8009b40: 687b ldr r3, [r7, #4] 8009b42: 2200 movs r2, #0 8009b44: 771a strb r2, [r3, #28] #if TCP_OVERSIZE if (pcb->unsent == NULL) { 8009b46: 687b ldr r3, [r7, #4] 8009b48: 6edb ldr r3, [r3, #108] ; 0x6c 8009b4a: 2b00 cmp r3, #0 8009b4c: d103 bne.n 8009b56 pcb->unsent_oversize = 0; 8009b4e: 687b ldr r3, [r7, #4] 8009b50: 2200 movs r2, #0 8009b52: f8a3 2068 strh.w r2, [r3, #104] ; 0x68 /* Inform neighbor reachability of forward progress. */ nd6_reachability_hint(ip6_current_src_addr()); } #endif /* LWIP_IPV6 && LWIP_ND6_TCP_REACHABILITY_HINTS*/ pcb->snd_buf = (tcpwnd_size_t)(pcb->snd_buf + recv_acked); 8009b56: 687b ldr r3, [r7, #4] 8009b58: f8b3 2064 ldrh.w r2, [r3, #100] ; 0x64 8009b5c: 4b84 ldr r3, [pc, #528] ; (8009d70 ) 8009b5e: 881b ldrh r3, [r3, #0] 8009b60: 4413 add r3, r2 8009b62: b29a uxth r2, r3 8009b64: 687b ldr r3, [r7, #4] 8009b66: f8a3 2064 strh.w r2, [r3, #100] ; 0x64 /* check if this ACK ends our retransmission of in-flight data */ if (pcb->flags & TF_RTO) { 8009b6a: 687b ldr r3, [r7, #4] 8009b6c: 8b5b ldrh r3, [r3, #26] 8009b6e: f403 6300 and.w r3, r3, #2048 ; 0x800 8009b72: 2b00 cmp r3, #0 8009b74: d035 beq.n 8009be2 /* RTO is done if 1) both queues are empty or 2) unacked is empty and unsent head contains data not part of RTO or 3) unacked head contains data not part of RTO */ if (pcb->unacked == NULL) { 8009b76: 687b ldr r3, [r7, #4] 8009b78: 6f1b ldr r3, [r3, #112] ; 0x70 8009b7a: 2b00 cmp r3, #0 8009b7c: d118 bne.n 8009bb0 if ((pcb->unsent == NULL) || 8009b7e: 687b ldr r3, [r7, #4] 8009b80: 6edb ldr r3, [r3, #108] ; 0x6c 8009b82: 2b00 cmp r3, #0 8009b84: d00c beq.n 8009ba0 (TCP_SEQ_LEQ(pcb->rto_end, lwip_ntohl(pcb->unsent->tcphdr->seqno)))) { 8009b86: 687b ldr r3, [r7, #4] 8009b88: 6cdc ldr r4, [r3, #76] ; 0x4c 8009b8a: 687b ldr r3, [r7, #4] 8009b8c: 6edb ldr r3, [r3, #108] ; 0x6c 8009b8e: 68db ldr r3, [r3, #12] 8009b90: 685b ldr r3, [r3, #4] 8009b92: 4618 mov r0, r3 8009b94: f7fb f9bb bl 8004f0e 8009b98: 4603 mov r3, r0 8009b9a: 1ae3 subs r3, r4, r3 if ((pcb->unsent == NULL) || 8009b9c: 2b00 cmp r3, #0 8009b9e: dc20 bgt.n 8009be2 tcp_clear_flags(pcb, TF_RTO); 8009ba0: 687b ldr r3, [r7, #4] 8009ba2: 8b5b ldrh r3, [r3, #26] 8009ba4: f423 6300 bic.w r3, r3, #2048 ; 0x800 8009ba8: b29a uxth r2, r3 8009baa: 687b ldr r3, [r7, #4] 8009bac: 835a strh r2, [r3, #26] } else if (TCP_SEQ_BETWEEN(ackno, pcb->lastack + 1, pcb->snd_nxt)) { 8009bae: e018 b.n 8009be2 } } else if (TCP_SEQ_LEQ(pcb->rto_end, lwip_ntohl(pcb->unacked->tcphdr->seqno))) { 8009bb0: 687b ldr r3, [r7, #4] 8009bb2: 6cdc ldr r4, [r3, #76] ; 0x4c 8009bb4: 687b ldr r3, [r7, #4] 8009bb6: 6f1b ldr r3, [r3, #112] ; 0x70 8009bb8: 68db ldr r3, [r3, #12] 8009bba: 685b ldr r3, [r3, #4] 8009bbc: 4618 mov r0, r3 8009bbe: f7fb f9a6 bl 8004f0e 8009bc2: 4603 mov r3, r0 8009bc4: 1ae3 subs r3, r4, r3 8009bc6: 2b00 cmp r3, #0 8009bc8: dc0b bgt.n 8009be2 tcp_clear_flags(pcb, TF_RTO); 8009bca: 687b ldr r3, [r7, #4] 8009bcc: 8b5b ldrh r3, [r3, #26] 8009bce: f423 6300 bic.w r3, r3, #2048 ; 0x800 8009bd2: b29a uxth r2, r3 8009bd4: 687b ldr r3, [r7, #4] 8009bd6: 835a strh r2, [r3, #26] } else if (TCP_SEQ_BETWEEN(ackno, pcb->lastack + 1, pcb->snd_nxt)) { 8009bd8: e003 b.n 8009be2 } } /* End of ACK for new data processing. */ } else { /* Out of sequence ACK, didn't really ack anything */ tcp_send_empty_ack(pcb); 8009bda: 6878 ldr r0, [r7, #4] 8009bdc: f001 ff76 bl 800bacc 8009be0: e000 b.n 8009be4 } else if (TCP_SEQ_BETWEEN(ackno, pcb->lastack + 1, pcb->snd_nxt)) { 8009be2: bf00 nop pcb->rttest, pcb->rtseq, ackno)); /* RTT estimation calculations. This is done by checking if the incoming segment acknowledges the segment we use to take a round-trip time measurement. */ if (pcb->rttest && TCP_SEQ_LT(pcb->rtseq, ackno)) { 8009be4: 687b ldr r3, [r7, #4] 8009be6: 6b5b ldr r3, [r3, #52] ; 0x34 8009be8: 2b00 cmp r3, #0 8009bea: d05b beq.n 8009ca4 8009bec: 687b ldr r3, [r7, #4] 8009bee: 6b9a ldr r2, [r3, #56] ; 0x38 8009bf0: 4b60 ldr r3, [pc, #384] ; (8009d74 ) 8009bf2: 681b ldr r3, [r3, #0] 8009bf4: 1ad3 subs r3, r2, r3 8009bf6: 2b00 cmp r3, #0 8009bf8: da54 bge.n 8009ca4 /* diff between this shouldn't exceed 32K since this are tcp timer ticks and a round-trip shouldn't be that long... */ m = (s16_t)(tcp_ticks - pcb->rttest); 8009bfa: 4b5f ldr r3, [pc, #380] ; (8009d78 ) 8009bfc: 681b ldr r3, [r3, #0] 8009bfe: b29a uxth r2, r3 8009c00: 687b ldr r3, [r7, #4] 8009c02: 6b5b ldr r3, [r3, #52] ; 0x34 8009c04: b29b uxth r3, r3 8009c06: 1ad3 subs r3, r2, r3 8009c08: b29b uxth r3, r3 8009c0a: f8a7 304e strh.w r3, [r7, #78] ; 0x4e LWIP_DEBUGF(TCP_RTO_DEBUG, ("tcp_receive: experienced rtt %"U16_F" ticks (%"U16_F" msec).\n", m, (u16_t)(m * TCP_SLOW_INTERVAL))); /* This is taken directly from VJs original code in his paper */ m = (s16_t)(m - (pcb->sa >> 3)); 8009c0e: f8b7 204e ldrh.w r2, [r7, #78] ; 0x4e 8009c12: 687b ldr r3, [r7, #4] 8009c14: f9b3 303c ldrsh.w r3, [r3, #60] ; 0x3c 8009c18: 10db asrs r3, r3, #3 8009c1a: b21b sxth r3, r3 8009c1c: b29b uxth r3, r3 8009c1e: 1ad3 subs r3, r2, r3 8009c20: b29b uxth r3, r3 8009c22: f8a7 304e strh.w r3, [r7, #78] ; 0x4e pcb->sa = (s16_t)(pcb->sa + m); 8009c26: 687b ldr r3, [r7, #4] 8009c28: f9b3 303c ldrsh.w r3, [r3, #60] ; 0x3c 8009c2c: b29a uxth r2, r3 8009c2e: f8b7 304e ldrh.w r3, [r7, #78] ; 0x4e 8009c32: 4413 add r3, r2 8009c34: b29b uxth r3, r3 8009c36: b21a sxth r2, r3 8009c38: 687b ldr r3, [r7, #4] 8009c3a: 879a strh r2, [r3, #60] ; 0x3c if (m < 0) { 8009c3c: f9b7 304e ldrsh.w r3, [r7, #78] ; 0x4e 8009c40: 2b00 cmp r3, #0 8009c42: da05 bge.n 8009c50 m = (s16_t) - m; 8009c44: f8b7 304e ldrh.w r3, [r7, #78] ; 0x4e 8009c48: 425b negs r3, r3 8009c4a: b29b uxth r3, r3 8009c4c: f8a7 304e strh.w r3, [r7, #78] ; 0x4e } m = (s16_t)(m - (pcb->sv >> 2)); 8009c50: f8b7 204e ldrh.w r2, [r7, #78] ; 0x4e 8009c54: 687b ldr r3, [r7, #4] 8009c56: f9b3 303e ldrsh.w r3, [r3, #62] ; 0x3e 8009c5a: 109b asrs r3, r3, #2 8009c5c: b21b sxth r3, r3 8009c5e: b29b uxth r3, r3 8009c60: 1ad3 subs r3, r2, r3 8009c62: b29b uxth r3, r3 8009c64: f8a7 304e strh.w r3, [r7, #78] ; 0x4e pcb->sv = (s16_t)(pcb->sv + m); 8009c68: 687b ldr r3, [r7, #4] 8009c6a: f9b3 303e ldrsh.w r3, [r3, #62] ; 0x3e 8009c6e: b29a uxth r2, r3 8009c70: f8b7 304e ldrh.w r3, [r7, #78] ; 0x4e 8009c74: 4413 add r3, r2 8009c76: b29b uxth r3, r3 8009c78: b21a sxth r2, r3 8009c7a: 687b ldr r3, [r7, #4] 8009c7c: 87da strh r2, [r3, #62] ; 0x3e pcb->rto = (s16_t)((pcb->sa >> 3) + pcb->sv); 8009c7e: 687b ldr r3, [r7, #4] 8009c80: f9b3 303c ldrsh.w r3, [r3, #60] ; 0x3c 8009c84: 10db asrs r3, r3, #3 8009c86: b21b sxth r3, r3 8009c88: b29a uxth r2, r3 8009c8a: 687b ldr r3, [r7, #4] 8009c8c: f9b3 303e ldrsh.w r3, [r3, #62] ; 0x3e 8009c90: b29b uxth r3, r3 8009c92: 4413 add r3, r2 8009c94: b29b uxth r3, r3 8009c96: b21a sxth r2, r3 8009c98: 687b ldr r3, [r7, #4] 8009c9a: f8a3 2040 strh.w r2, [r3, #64] ; 0x40 LWIP_DEBUGF(TCP_RTO_DEBUG, ("tcp_receive: RTO %"U16_F" (%"U16_F" milliseconds)\n", pcb->rto, (u16_t)(pcb->rto * TCP_SLOW_INTERVAL))); pcb->rttest = 0; 8009c9e: 687b ldr r3, [r7, #4] 8009ca0: 2200 movs r2, #0 8009ca2: 635a str r2, [r3, #52] ; 0x34 /* If the incoming segment contains data, we must process it further unless the pcb already received a FIN. (RFC 793, chapter 3.9, "SEGMENT ARRIVES" in states CLOSE-WAIT, CLOSING, LAST-ACK and TIME-WAIT: "Ignore the segment text.") */ if ((tcplen > 0) && (pcb->state < CLOSE_WAIT)) { 8009ca4: 4b35 ldr r3, [pc, #212] ; (8009d7c ) 8009ca6: 881b ldrh r3, [r3, #0] 8009ca8: 2b00 cmp r3, #0 8009caa: f000 84e2 beq.w 800a672 8009cae: 687b ldr r3, [r7, #4] 8009cb0: 7d1b ldrb r3, [r3, #20] 8009cb2: 2b06 cmp r3, #6 8009cb4: f200 84dd bhi.w 800a672 this if the sequence number of the incoming segment is less than rcv_nxt, and the sequence number plus the length of the segment is larger than rcv_nxt. */ /* if (TCP_SEQ_LT(seqno, pcb->rcv_nxt)) { if (TCP_SEQ_LT(pcb->rcv_nxt, seqno + tcplen)) {*/ if (TCP_SEQ_BETWEEN(pcb->rcv_nxt, seqno + 1, seqno + tcplen - 1)) { 8009cb8: 687b ldr r3, [r7, #4] 8009cba: 6a5a ldr r2, [r3, #36] ; 0x24 8009cbc: 4b30 ldr r3, [pc, #192] ; (8009d80 ) 8009cbe: 681b ldr r3, [r3, #0] 8009cc0: 1ad3 subs r3, r2, r3 8009cc2: 3b01 subs r3, #1 8009cc4: 2b00 cmp r3, #0 8009cc6: f2c0 808f blt.w 8009de8 8009cca: 687b ldr r3, [r7, #4] 8009ccc: 6a5a ldr r2, [r3, #36] ; 0x24 8009cce: 4b2b ldr r3, [pc, #172] ; (8009d7c ) 8009cd0: 881b ldrh r3, [r3, #0] 8009cd2: 4619 mov r1, r3 8009cd4: 4b2a ldr r3, [pc, #168] ; (8009d80 ) 8009cd6: 681b ldr r3, [r3, #0] 8009cd8: 440b add r3, r1 8009cda: 1ad3 subs r3, r2, r3 8009cdc: 3301 adds r3, #1 8009cde: 2b00 cmp r3, #0 8009ce0: f300 8082 bgt.w 8009de8 After we are done with adjusting the pbuf pointers we must adjust the ->data pointer in the seg and the segment length.*/ struct pbuf *p = inseg.p; 8009ce4: 4b27 ldr r3, [pc, #156] ; (8009d84 ) 8009ce6: 685b ldr r3, [r3, #4] 8009ce8: 647b str r3, [r7, #68] ; 0x44 u32_t off32 = pcb->rcv_nxt - seqno; 8009cea: 687b ldr r3, [r7, #4] 8009cec: 6a5a ldr r2, [r3, #36] ; 0x24 8009cee: 4b24 ldr r3, [pc, #144] ; (8009d80 ) 8009cf0: 681b ldr r3, [r3, #0] 8009cf2: 1ad3 subs r3, r2, r3 8009cf4: 627b str r3, [r7, #36] ; 0x24 u16_t new_tot_len, off; LWIP_ASSERT("inseg.p != NULL", inseg.p); 8009cf6: 4b23 ldr r3, [pc, #140] ; (8009d84 ) 8009cf8: 685b ldr r3, [r3, #4] 8009cfa: 2b00 cmp r3, #0 8009cfc: d106 bne.n 8009d0c 8009cfe: 4b22 ldr r3, [pc, #136] ; (8009d88 ) 8009d00: f240 5294 movw r2, #1428 ; 0x594 8009d04: 4921 ldr r1, [pc, #132] ; (8009d8c ) 8009d06: 4822 ldr r0, [pc, #136] ; (8009d90 ) 8009d08: f007 f9ce bl 80110a8 LWIP_ASSERT("insane offset!", (off32 < 0xffff)); 8009d0c: 6a7b ldr r3, [r7, #36] ; 0x24 8009d0e: f64f 72fe movw r2, #65534 ; 0xfffe 8009d12: 4293 cmp r3, r2 8009d14: d906 bls.n 8009d24 8009d16: 4b1c ldr r3, [pc, #112] ; (8009d88 ) 8009d18: f240 5295 movw r2, #1429 ; 0x595 8009d1c: 491d ldr r1, [pc, #116] ; (8009d94 ) 8009d1e: 481c ldr r0, [pc, #112] ; (8009d90 ) 8009d20: f007 f9c2 bl 80110a8 off = (u16_t)off32; 8009d24: 6a7b ldr r3, [r7, #36] ; 0x24 8009d26: f8a7 3042 strh.w r3, [r7, #66] ; 0x42 LWIP_ASSERT("pbuf too short!", (((s32_t)inseg.p->tot_len) >= off)); 8009d2a: 4b16 ldr r3, [pc, #88] ; (8009d84 ) 8009d2c: 685b ldr r3, [r3, #4] 8009d2e: 891b ldrh r3, [r3, #8] 8009d30: f8b7 2042 ldrh.w r2, [r7, #66] ; 0x42 8009d34: 429a cmp r2, r3 8009d36: d906 bls.n 8009d46 8009d38: 4b13 ldr r3, [pc, #76] ; (8009d88 ) 8009d3a: f240 5297 movw r2, #1431 ; 0x597 8009d3e: 4916 ldr r1, [pc, #88] ; (8009d98 ) 8009d40: 4813 ldr r0, [pc, #76] ; (8009d90 ) 8009d42: f007 f9b1 bl 80110a8 inseg.len -= off; 8009d46: 4b0f ldr r3, [pc, #60] ; (8009d84 ) 8009d48: 891a ldrh r2, [r3, #8] 8009d4a: f8b7 3042 ldrh.w r3, [r7, #66] ; 0x42 8009d4e: 1ad3 subs r3, r2, r3 8009d50: b29a uxth r2, r3 8009d52: 4b0c ldr r3, [pc, #48] ; (8009d84 ) 8009d54: 811a strh r2, [r3, #8] new_tot_len = (u16_t)(inseg.p->tot_len - off); 8009d56: 4b0b ldr r3, [pc, #44] ; (8009d84 ) 8009d58: 685b ldr r3, [r3, #4] 8009d5a: 891a ldrh r2, [r3, #8] 8009d5c: f8b7 3042 ldrh.w r3, [r7, #66] ; 0x42 8009d60: 1ad3 subs r3, r2, r3 8009d62: 847b strh r3, [r7, #34] ; 0x22 while (p->len < off) { 8009d64: e02a b.n 8009dbc 8009d66: bf00 nop 8009d68: 0801717c .word 0x0801717c 8009d6c: 08017184 .word 0x08017184 8009d70: 20009a14 .word 0x20009a14 8009d74: 20009a10 .word 0x20009a10 8009d78: 200099d4 .word 0x200099d4 8009d7c: 20009a16 .word 0x20009a16 8009d80: 20009a0c .word 0x20009a0c 8009d84: 200099ec .word 0x200099ec 8009d88: 08016e14 .word 0x08016e14 8009d8c: 0801718c .word 0x0801718c 8009d90: 08016e60 .word 0x08016e60 8009d94: 0801719c .word 0x0801719c 8009d98: 080171ac .word 0x080171ac off -= p->len; 8009d9c: 6c7b ldr r3, [r7, #68] ; 0x44 8009d9e: 895b ldrh r3, [r3, #10] 8009da0: f8b7 2042 ldrh.w r2, [r7, #66] ; 0x42 8009da4: 1ad3 subs r3, r2, r3 8009da6: f8a7 3042 strh.w r3, [r7, #66] ; 0x42 /* all pbufs up to and including this one have len==0, so tot_len is equal */ p->tot_len = new_tot_len; 8009daa: 6c7b ldr r3, [r7, #68] ; 0x44 8009dac: 8c7a ldrh r2, [r7, #34] ; 0x22 8009dae: 811a strh r2, [r3, #8] p->len = 0; 8009db0: 6c7b ldr r3, [r7, #68] ; 0x44 8009db2: 2200 movs r2, #0 8009db4: 815a strh r2, [r3, #10] p = p->next; 8009db6: 6c7b ldr r3, [r7, #68] ; 0x44 8009db8: 681b ldr r3, [r3, #0] 8009dba: 647b str r3, [r7, #68] ; 0x44 while (p->len < off) { 8009dbc: 6c7b ldr r3, [r7, #68] ; 0x44 8009dbe: 895b ldrh r3, [r3, #10] 8009dc0: f8b7 2042 ldrh.w r2, [r7, #66] ; 0x42 8009dc4: 429a cmp r2, r3 8009dc6: d8e9 bhi.n 8009d9c } /* cannot fail... */ pbuf_remove_header(p, off); 8009dc8: f8b7 3042 ldrh.w r3, [r7, #66] ; 0x42 8009dcc: 4619 mov r1, r3 8009dce: 6c78 ldr r0, [r7, #68] ; 0x44 8009dd0: f7fc fb6c bl 80064ac inseg.tcphdr->seqno = seqno = pcb->rcv_nxt; 8009dd4: 687b ldr r3, [r7, #4] 8009dd6: 6a5b ldr r3, [r3, #36] ; 0x24 8009dd8: 4a91 ldr r2, [pc, #580] ; (800a020 ) 8009dda: 6013 str r3, [r2, #0] 8009ddc: 4b91 ldr r3, [pc, #580] ; (800a024 ) 8009dde: 68db ldr r3, [r3, #12] 8009de0: 4a8f ldr r2, [pc, #572] ; (800a020 ) 8009de2: 6812 ldr r2, [r2, #0] 8009de4: 605a str r2, [r3, #4] if (TCP_SEQ_BETWEEN(pcb->rcv_nxt, seqno + 1, seqno + tcplen - 1)) { 8009de6: e00d b.n 8009e04 } else { if (TCP_SEQ_LT(seqno, pcb->rcv_nxt)) { 8009de8: 4b8d ldr r3, [pc, #564] ; (800a020 ) 8009dea: 681a ldr r2, [r3, #0] 8009dec: 687b ldr r3, [r7, #4] 8009dee: 6a5b ldr r3, [r3, #36] ; 0x24 8009df0: 1ad3 subs r3, r2, r3 8009df2: 2b00 cmp r3, #0 8009df4: da06 bge.n 8009e04 /* the whole segment is < rcv_nxt */ /* must be a duplicate of a packet that has already been correctly handled */ LWIP_DEBUGF(TCP_INPUT_DEBUG, ("tcp_receive: duplicate seqno %"U32_F"\n", seqno)); tcp_ack_now(pcb); 8009df6: 687b ldr r3, [r7, #4] 8009df8: 8b5b ldrh r3, [r3, #26] 8009dfa: f043 0302 orr.w r3, r3, #2 8009dfe: b29a uxth r2, r3 8009e00: 687b ldr r3, [r7, #4] 8009e02: 835a strh r2, [r3, #26] } /* The sequence number must be within the window (above rcv_nxt and below rcv_nxt + rcv_wnd) in order to be further processed. */ if (TCP_SEQ_BETWEEN(seqno, pcb->rcv_nxt, 8009e04: 4b86 ldr r3, [pc, #536] ; (800a020 ) 8009e06: 681a ldr r2, [r3, #0] 8009e08: 687b ldr r3, [r7, #4] 8009e0a: 6a5b ldr r3, [r3, #36] ; 0x24 8009e0c: 1ad3 subs r3, r2, r3 8009e0e: 2b00 cmp r3, #0 8009e10: f2c0 842a blt.w 800a668 8009e14: 4b82 ldr r3, [pc, #520] ; (800a020 ) 8009e16: 681a ldr r2, [r3, #0] 8009e18: 687b ldr r3, [r7, #4] 8009e1a: 6a5b ldr r3, [r3, #36] ; 0x24 8009e1c: 6879 ldr r1, [r7, #4] 8009e1e: 8d09 ldrh r1, [r1, #40] ; 0x28 8009e20: 440b add r3, r1 8009e22: 1ad3 subs r3, r2, r3 8009e24: 3301 adds r3, #1 8009e26: 2b00 cmp r3, #0 8009e28: f300 841e bgt.w 800a668 pcb->rcv_nxt + pcb->rcv_wnd - 1)) { if (pcb->rcv_nxt == seqno) { 8009e2c: 687b ldr r3, [r7, #4] 8009e2e: 6a5a ldr r2, [r3, #36] ; 0x24 8009e30: 4b7b ldr r3, [pc, #492] ; (800a020 ) 8009e32: 681b ldr r3, [r3, #0] 8009e34: 429a cmp r2, r3 8009e36: f040 829a bne.w 800a36e /* The incoming segment is the next in sequence. We check if we have to trim the end of the segment and update rcv_nxt and pass the data to the application. */ tcplen = TCP_TCPLEN(&inseg); 8009e3a: 4b7a ldr r3, [pc, #488] ; (800a024 ) 8009e3c: 891c ldrh r4, [r3, #8] 8009e3e: 4b79 ldr r3, [pc, #484] ; (800a024 ) 8009e40: 68db ldr r3, [r3, #12] 8009e42: 899b ldrh r3, [r3, #12] 8009e44: b29b uxth r3, r3 8009e46: 4618 mov r0, r3 8009e48: f7fb f84c bl 8004ee4 8009e4c: 4603 mov r3, r0 8009e4e: b2db uxtb r3, r3 8009e50: f003 0303 and.w r3, r3, #3 8009e54: 2b00 cmp r3, #0 8009e56: d001 beq.n 8009e5c 8009e58: 2301 movs r3, #1 8009e5a: e000 b.n 8009e5e 8009e5c: 2300 movs r3, #0 8009e5e: 4423 add r3, r4 8009e60: b29a uxth r2, r3 8009e62: 4b71 ldr r3, [pc, #452] ; (800a028 ) 8009e64: 801a strh r2, [r3, #0] if (tcplen > pcb->rcv_wnd) { 8009e66: 687b ldr r3, [r7, #4] 8009e68: 8d1a ldrh r2, [r3, #40] ; 0x28 8009e6a: 4b6f ldr r3, [pc, #444] ; (800a028 ) 8009e6c: 881b ldrh r3, [r3, #0] 8009e6e: 429a cmp r2, r3 8009e70: d275 bcs.n 8009f5e LWIP_DEBUGF(TCP_INPUT_DEBUG, ("tcp_receive: other end overran receive window" "seqno %"U32_F" len %"U16_F" right edge %"U32_F"\n", seqno, tcplen, pcb->rcv_nxt + pcb->rcv_wnd)); if (TCPH_FLAGS(inseg.tcphdr) & TCP_FIN) { 8009e72: 4b6c ldr r3, [pc, #432] ; (800a024 ) 8009e74: 68db ldr r3, [r3, #12] 8009e76: 899b ldrh r3, [r3, #12] 8009e78: b29b uxth r3, r3 8009e7a: 4618 mov r0, r3 8009e7c: f7fb f832 bl 8004ee4 8009e80: 4603 mov r3, r0 8009e82: b2db uxtb r3, r3 8009e84: f003 0301 and.w r3, r3, #1 8009e88: 2b00 cmp r3, #0 8009e8a: d01f beq.n 8009ecc /* Must remove the FIN from the header as we're trimming * that byte of sequence-space from the packet */ TCPH_FLAGS_SET(inseg.tcphdr, TCPH_FLAGS(inseg.tcphdr) & ~(unsigned int)TCP_FIN); 8009e8c: 4b65 ldr r3, [pc, #404] ; (800a024 ) 8009e8e: 68db ldr r3, [r3, #12] 8009e90: 899b ldrh r3, [r3, #12] 8009e92: b29b uxth r3, r3 8009e94: b21b sxth r3, r3 8009e96: f423 537c bic.w r3, r3, #16128 ; 0x3f00 8009e9a: b21c sxth r4, r3 8009e9c: 4b61 ldr r3, [pc, #388] ; (800a024 ) 8009e9e: 68db ldr r3, [r3, #12] 8009ea0: 899b ldrh r3, [r3, #12] 8009ea2: b29b uxth r3, r3 8009ea4: 4618 mov r0, r3 8009ea6: f7fb f81d bl 8004ee4 8009eaa: 4603 mov r3, r0 8009eac: b2db uxtb r3, r3 8009eae: b29b uxth r3, r3 8009eb0: f003 033e and.w r3, r3, #62 ; 0x3e 8009eb4: b29b uxth r3, r3 8009eb6: 4618 mov r0, r3 8009eb8: f7fb f814 bl 8004ee4 8009ebc: 4603 mov r3, r0 8009ebe: b21b sxth r3, r3 8009ec0: 4323 orrs r3, r4 8009ec2: b21a sxth r2, r3 8009ec4: 4b57 ldr r3, [pc, #348] ; (800a024 ) 8009ec6: 68db ldr r3, [r3, #12] 8009ec8: b292 uxth r2, r2 8009eca: 819a strh r2, [r3, #12] } /* Adjust length of segment to fit in the window. */ TCPWND_CHECK16(pcb->rcv_wnd); inseg.len = (u16_t)pcb->rcv_wnd; 8009ecc: 687b ldr r3, [r7, #4] 8009ece: 8d1a ldrh r2, [r3, #40] ; 0x28 8009ed0: 4b54 ldr r3, [pc, #336] ; (800a024 ) 8009ed2: 811a strh r2, [r3, #8] if (TCPH_FLAGS(inseg.tcphdr) & TCP_SYN) { 8009ed4: 4b53 ldr r3, [pc, #332] ; (800a024 ) 8009ed6: 68db ldr r3, [r3, #12] 8009ed8: 899b ldrh r3, [r3, #12] 8009eda: b29b uxth r3, r3 8009edc: 4618 mov r0, r3 8009ede: f7fb f801 bl 8004ee4 8009ee2: 4603 mov r3, r0 8009ee4: b2db uxtb r3, r3 8009ee6: f003 0302 and.w r3, r3, #2 8009eea: 2b00 cmp r3, #0 8009eec: d005 beq.n 8009efa inseg.len -= 1; 8009eee: 4b4d ldr r3, [pc, #308] ; (800a024 ) 8009ef0: 891b ldrh r3, [r3, #8] 8009ef2: 3b01 subs r3, #1 8009ef4: b29a uxth r2, r3 8009ef6: 4b4b ldr r3, [pc, #300] ; (800a024 ) 8009ef8: 811a strh r2, [r3, #8] } pbuf_realloc(inseg.p, inseg.len); 8009efa: 4b4a ldr r3, [pc, #296] ; (800a024 ) 8009efc: 685b ldr r3, [r3, #4] 8009efe: 4a49 ldr r2, [pc, #292] ; (800a024 ) 8009f00: 8912 ldrh r2, [r2, #8] 8009f02: 4611 mov r1, r2 8009f04: 4618 mov r0, r3 8009f06: f7fc f9d1 bl 80062ac tcplen = TCP_TCPLEN(&inseg); 8009f0a: 4b46 ldr r3, [pc, #280] ; (800a024 ) 8009f0c: 891c ldrh r4, [r3, #8] 8009f0e: 4b45 ldr r3, [pc, #276] ; (800a024 ) 8009f10: 68db ldr r3, [r3, #12] 8009f12: 899b ldrh r3, [r3, #12] 8009f14: b29b uxth r3, r3 8009f16: 4618 mov r0, r3 8009f18: f7fa ffe4 bl 8004ee4 8009f1c: 4603 mov r3, r0 8009f1e: b2db uxtb r3, r3 8009f20: f003 0303 and.w r3, r3, #3 8009f24: 2b00 cmp r3, #0 8009f26: d001 beq.n 8009f2c 8009f28: 2301 movs r3, #1 8009f2a: e000 b.n 8009f2e 8009f2c: 2300 movs r3, #0 8009f2e: 4423 add r3, r4 8009f30: b29a uxth r2, r3 8009f32: 4b3d ldr r3, [pc, #244] ; (800a028 ) 8009f34: 801a strh r2, [r3, #0] LWIP_ASSERT("tcp_receive: segment not trimmed correctly to rcv_wnd\n", 8009f36: 4b3c ldr r3, [pc, #240] ; (800a028 ) 8009f38: 881b ldrh r3, [r3, #0] 8009f3a: 461a mov r2, r3 8009f3c: 4b38 ldr r3, [pc, #224] ; (800a020 ) 8009f3e: 681b ldr r3, [r3, #0] 8009f40: 441a add r2, r3 8009f42: 687b ldr r3, [r7, #4] 8009f44: 6a5b ldr r3, [r3, #36] ; 0x24 8009f46: 6879 ldr r1, [r7, #4] 8009f48: 8d09 ldrh r1, [r1, #40] ; 0x28 8009f4a: 440b add r3, r1 8009f4c: 429a cmp r2, r3 8009f4e: d006 beq.n 8009f5e 8009f50: 4b36 ldr r3, [pc, #216] ; (800a02c ) 8009f52: f240 52cb movw r2, #1483 ; 0x5cb 8009f56: 4936 ldr r1, [pc, #216] ; (800a030 ) 8009f58: 4836 ldr r0, [pc, #216] ; (800a034 ) 8009f5a: f007 f8a5 bl 80110a8 } #if TCP_QUEUE_OOSEQ /* Received in-sequence data, adjust ooseq data if: - FIN has been received or - inseq overlaps with ooseq */ if (pcb->ooseq != NULL) { 8009f5e: 687b ldr r3, [r7, #4] 8009f60: 6f5b ldr r3, [r3, #116] ; 0x74 8009f62: 2b00 cmp r3, #0 8009f64: f000 80e7 beq.w 800a136 if (TCPH_FLAGS(inseg.tcphdr) & TCP_FIN) { 8009f68: 4b2e ldr r3, [pc, #184] ; (800a024 ) 8009f6a: 68db ldr r3, [r3, #12] 8009f6c: 899b ldrh r3, [r3, #12] 8009f6e: b29b uxth r3, r3 8009f70: 4618 mov r0, r3 8009f72: f7fa ffb7 bl 8004ee4 8009f76: 4603 mov r3, r0 8009f78: b2db uxtb r3, r3 8009f7a: f003 0301 and.w r3, r3, #1 8009f7e: 2b00 cmp r3, #0 8009f80: d010 beq.n 8009fa4 LWIP_DEBUGF(TCP_INPUT_DEBUG, ("tcp_receive: received in-order FIN, binning ooseq queue\n")); /* Received in-order FIN means anything that was received * out of order must now have been received in-order, so * bin the ooseq queue */ while (pcb->ooseq != NULL) { 8009f82: e00a b.n 8009f9a struct tcp_seg *old_ooseq = pcb->ooseq; 8009f84: 687b ldr r3, [r7, #4] 8009f86: 6f5b ldr r3, [r3, #116] ; 0x74 8009f88: 60fb str r3, [r7, #12] pcb->ooseq = pcb->ooseq->next; 8009f8a: 687b ldr r3, [r7, #4] 8009f8c: 6f5b ldr r3, [r3, #116] ; 0x74 8009f8e: 681a ldr r2, [r3, #0] 8009f90: 687b ldr r3, [r7, #4] 8009f92: 675a str r2, [r3, #116] ; 0x74 tcp_seg_free(old_ooseq); 8009f94: 68f8 ldr r0, [r7, #12] 8009f96: f7fd fd92 bl 8007abe while (pcb->ooseq != NULL) { 8009f9a: 687b ldr r3, [r7, #4] 8009f9c: 6f5b ldr r3, [r3, #116] ; 0x74 8009f9e: 2b00 cmp r3, #0 8009fa0: d1f0 bne.n 8009f84 8009fa2: e0c8 b.n 800a136 } } else { struct tcp_seg *next = pcb->ooseq; 8009fa4: 687b ldr r3, [r7, #4] 8009fa6: 6f5b ldr r3, [r3, #116] ; 0x74 8009fa8: 63fb str r3, [r7, #60] ; 0x3c /* Remove all segments on ooseq that are covered by inseg already. * FIN is copied from ooseq to inseg if present. */ while (next && 8009faa: e052 b.n 800a052 TCP_SEQ_GEQ(seqno + tcplen, next->tcphdr->seqno + next->len)) { struct tcp_seg *tmp; /* inseg cannot have FIN here (already processed above) */ if ((TCPH_FLAGS(next->tcphdr) & TCP_FIN) != 0 && 8009fac: 6bfb ldr r3, [r7, #60] ; 0x3c 8009fae: 68db ldr r3, [r3, #12] 8009fb0: 899b ldrh r3, [r3, #12] 8009fb2: b29b uxth r3, r3 8009fb4: 4618 mov r0, r3 8009fb6: f7fa ff95 bl 8004ee4 8009fba: 4603 mov r3, r0 8009fbc: b2db uxtb r3, r3 8009fbe: f003 0301 and.w r3, r3, #1 8009fc2: 2b00 cmp r3, #0 8009fc4: d03d beq.n 800a042 (TCPH_FLAGS(inseg.tcphdr) & TCP_SYN) == 0) { 8009fc6: 4b17 ldr r3, [pc, #92] ; (800a024 ) 8009fc8: 68db ldr r3, [r3, #12] 8009fca: 899b ldrh r3, [r3, #12] 8009fcc: b29b uxth r3, r3 8009fce: 4618 mov r0, r3 8009fd0: f7fa ff88 bl 8004ee4 8009fd4: 4603 mov r3, r0 8009fd6: b2db uxtb r3, r3 8009fd8: f003 0302 and.w r3, r3, #2 if ((TCPH_FLAGS(next->tcphdr) & TCP_FIN) != 0 && 8009fdc: 2b00 cmp r3, #0 8009fde: d130 bne.n 800a042 TCPH_SET_FLAG(inseg.tcphdr, TCP_FIN); 8009fe0: 4b10 ldr r3, [pc, #64] ; (800a024 ) 8009fe2: 68db ldr r3, [r3, #12] 8009fe4: 899b ldrh r3, [r3, #12] 8009fe6: b29c uxth r4, r3 8009fe8: 2001 movs r0, #1 8009fea: f7fa ff7b bl 8004ee4 8009fee: 4603 mov r3, r0 8009ff0: 461a mov r2, r3 8009ff2: 4b0c ldr r3, [pc, #48] ; (800a024 ) 8009ff4: 68db ldr r3, [r3, #12] 8009ff6: 4322 orrs r2, r4 8009ff8: b292 uxth r2, r2 8009ffa: 819a strh r2, [r3, #12] tcplen = TCP_TCPLEN(&inseg); 8009ffc: 4b09 ldr r3, [pc, #36] ; (800a024 ) 8009ffe: 891c ldrh r4, [r3, #8] 800a000: 4b08 ldr r3, [pc, #32] ; (800a024 ) 800a002: 68db ldr r3, [r3, #12] 800a004: 899b ldrh r3, [r3, #12] 800a006: b29b uxth r3, r3 800a008: 4618 mov r0, r3 800a00a: f7fa ff6b bl 8004ee4 800a00e: 4603 mov r3, r0 800a010: b2db uxtb r3, r3 800a012: f003 0303 and.w r3, r3, #3 800a016: 2b00 cmp r3, #0 800a018: d00e beq.n 800a038 800a01a: 2301 movs r3, #1 800a01c: e00d b.n 800a03a 800a01e: bf00 nop 800a020: 20009a0c .word 0x20009a0c 800a024: 200099ec .word 0x200099ec 800a028: 20009a16 .word 0x20009a16 800a02c: 08016e14 .word 0x08016e14 800a030: 080171bc .word 0x080171bc 800a034: 08016e60 .word 0x08016e60 800a038: 2300 movs r3, #0 800a03a: 4423 add r3, r4 800a03c: b29a uxth r2, r3 800a03e: 4b98 ldr r3, [pc, #608] ; (800a2a0 ) 800a040: 801a strh r2, [r3, #0] } tmp = next; 800a042: 6bfb ldr r3, [r7, #60] ; 0x3c 800a044: 613b str r3, [r7, #16] next = next->next; 800a046: 6bfb ldr r3, [r7, #60] ; 0x3c 800a048: 681b ldr r3, [r3, #0] 800a04a: 63fb str r3, [r7, #60] ; 0x3c tcp_seg_free(tmp); 800a04c: 6938 ldr r0, [r7, #16] 800a04e: f7fd fd36 bl 8007abe while (next && 800a052: 6bfb ldr r3, [r7, #60] ; 0x3c 800a054: 2b00 cmp r3, #0 800a056: d00e beq.n 800a076 TCP_SEQ_GEQ(seqno + tcplen, 800a058: 4b91 ldr r3, [pc, #580] ; (800a2a0 ) 800a05a: 881b ldrh r3, [r3, #0] 800a05c: 461a mov r2, r3 800a05e: 4b91 ldr r3, [pc, #580] ; (800a2a4 ) 800a060: 681b ldr r3, [r3, #0] 800a062: 441a add r2, r3 800a064: 6bfb ldr r3, [r7, #60] ; 0x3c 800a066: 68db ldr r3, [r3, #12] 800a068: 685b ldr r3, [r3, #4] 800a06a: 6bf9 ldr r1, [r7, #60] ; 0x3c 800a06c: 8909 ldrh r1, [r1, #8] 800a06e: 440b add r3, r1 800a070: 1ad3 subs r3, r2, r3 while (next && 800a072: 2b00 cmp r3, #0 800a074: da9a bge.n 8009fac } /* Now trim right side of inseg if it overlaps with the first * segment on ooseq */ if (next && 800a076: 6bfb ldr r3, [r7, #60] ; 0x3c 800a078: 2b00 cmp r3, #0 800a07a: d059 beq.n 800a130 TCP_SEQ_GT(seqno + tcplen, 800a07c: 4b88 ldr r3, [pc, #544] ; (800a2a0 ) 800a07e: 881b ldrh r3, [r3, #0] 800a080: 461a mov r2, r3 800a082: 4b88 ldr r3, [pc, #544] ; (800a2a4 ) 800a084: 681b ldr r3, [r3, #0] 800a086: 441a add r2, r3 800a088: 6bfb ldr r3, [r7, #60] ; 0x3c 800a08a: 68db ldr r3, [r3, #12] 800a08c: 685b ldr r3, [r3, #4] 800a08e: 1ad3 subs r3, r2, r3 if (next && 800a090: 2b00 cmp r3, #0 800a092: dd4d ble.n 800a130 next->tcphdr->seqno)) { /* inseg cannot have FIN here (already processed above) */ inseg.len = (u16_t)(next->tcphdr->seqno - seqno); 800a094: 6bfb ldr r3, [r7, #60] ; 0x3c 800a096: 68db ldr r3, [r3, #12] 800a098: 685b ldr r3, [r3, #4] 800a09a: b29a uxth r2, r3 800a09c: 4b81 ldr r3, [pc, #516] ; (800a2a4 ) 800a09e: 681b ldr r3, [r3, #0] 800a0a0: b29b uxth r3, r3 800a0a2: 1ad3 subs r3, r2, r3 800a0a4: b29a uxth r2, r3 800a0a6: 4b80 ldr r3, [pc, #512] ; (800a2a8 ) 800a0a8: 811a strh r2, [r3, #8] if (TCPH_FLAGS(inseg.tcphdr) & TCP_SYN) { 800a0aa: 4b7f ldr r3, [pc, #508] ; (800a2a8 ) 800a0ac: 68db ldr r3, [r3, #12] 800a0ae: 899b ldrh r3, [r3, #12] 800a0b0: b29b uxth r3, r3 800a0b2: 4618 mov r0, r3 800a0b4: f7fa ff16 bl 8004ee4 800a0b8: 4603 mov r3, r0 800a0ba: b2db uxtb r3, r3 800a0bc: f003 0302 and.w r3, r3, #2 800a0c0: 2b00 cmp r3, #0 800a0c2: d005 beq.n 800a0d0 inseg.len -= 1; 800a0c4: 4b78 ldr r3, [pc, #480] ; (800a2a8 ) 800a0c6: 891b ldrh r3, [r3, #8] 800a0c8: 3b01 subs r3, #1 800a0ca: b29a uxth r2, r3 800a0cc: 4b76 ldr r3, [pc, #472] ; (800a2a8 ) 800a0ce: 811a strh r2, [r3, #8] } pbuf_realloc(inseg.p, inseg.len); 800a0d0: 4b75 ldr r3, [pc, #468] ; (800a2a8 ) 800a0d2: 685b ldr r3, [r3, #4] 800a0d4: 4a74 ldr r2, [pc, #464] ; (800a2a8 ) 800a0d6: 8912 ldrh r2, [r2, #8] 800a0d8: 4611 mov r1, r2 800a0da: 4618 mov r0, r3 800a0dc: f7fc f8e6 bl 80062ac tcplen = TCP_TCPLEN(&inseg); 800a0e0: 4b71 ldr r3, [pc, #452] ; (800a2a8 ) 800a0e2: 891c ldrh r4, [r3, #8] 800a0e4: 4b70 ldr r3, [pc, #448] ; (800a2a8 ) 800a0e6: 68db ldr r3, [r3, #12] 800a0e8: 899b ldrh r3, [r3, #12] 800a0ea: b29b uxth r3, r3 800a0ec: 4618 mov r0, r3 800a0ee: f7fa fef9 bl 8004ee4 800a0f2: 4603 mov r3, r0 800a0f4: b2db uxtb r3, r3 800a0f6: f003 0303 and.w r3, r3, #3 800a0fa: 2b00 cmp r3, #0 800a0fc: d001 beq.n 800a102 800a0fe: 2301 movs r3, #1 800a100: e000 b.n 800a104 800a102: 2300 movs r3, #0 800a104: 4423 add r3, r4 800a106: b29a uxth r2, r3 800a108: 4b65 ldr r3, [pc, #404] ; (800a2a0 ) 800a10a: 801a strh r2, [r3, #0] LWIP_ASSERT("tcp_receive: segment not trimmed correctly to ooseq queue\n", 800a10c: 4b64 ldr r3, [pc, #400] ; (800a2a0 ) 800a10e: 881b ldrh r3, [r3, #0] 800a110: 461a mov r2, r3 800a112: 4b64 ldr r3, [pc, #400] ; (800a2a4 ) 800a114: 681b ldr r3, [r3, #0] 800a116: 441a add r2, r3 800a118: 6bfb ldr r3, [r7, #60] ; 0x3c 800a11a: 68db ldr r3, [r3, #12] 800a11c: 685b ldr r3, [r3, #4] 800a11e: 429a cmp r2, r3 800a120: d006 beq.n 800a130 800a122: 4b62 ldr r3, [pc, #392] ; (800a2ac ) 800a124: f240 52fc movw r2, #1532 ; 0x5fc 800a128: 4961 ldr r1, [pc, #388] ; (800a2b0 ) 800a12a: 4862 ldr r0, [pc, #392] ; (800a2b4 ) 800a12c: f006 ffbc bl 80110a8 (seqno + tcplen) == next->tcphdr->seqno); } pcb->ooseq = next; 800a130: 687b ldr r3, [r7, #4] 800a132: 6bfa ldr r2, [r7, #60] ; 0x3c 800a134: 675a str r2, [r3, #116] ; 0x74 } } #endif /* TCP_QUEUE_OOSEQ */ pcb->rcv_nxt = seqno + tcplen; 800a136: 4b5a ldr r3, [pc, #360] ; (800a2a0 ) 800a138: 881b ldrh r3, [r3, #0] 800a13a: 461a mov r2, r3 800a13c: 4b59 ldr r3, [pc, #356] ; (800a2a4 ) 800a13e: 681b ldr r3, [r3, #0] 800a140: 441a add r2, r3 800a142: 687b ldr r3, [r7, #4] 800a144: 625a str r2, [r3, #36] ; 0x24 /* Update the receiver's (our) window. */ LWIP_ASSERT("tcp_receive: tcplen > rcv_wnd\n", pcb->rcv_wnd >= tcplen); 800a146: 687b ldr r3, [r7, #4] 800a148: 8d1a ldrh r2, [r3, #40] ; 0x28 800a14a: 4b55 ldr r3, [pc, #340] ; (800a2a0 ) 800a14c: 881b ldrh r3, [r3, #0] 800a14e: 429a cmp r2, r3 800a150: d206 bcs.n 800a160 800a152: 4b56 ldr r3, [pc, #344] ; (800a2ac ) 800a154: f240 6207 movw r2, #1543 ; 0x607 800a158: 4957 ldr r1, [pc, #348] ; (800a2b8 ) 800a15a: 4856 ldr r0, [pc, #344] ; (800a2b4 ) 800a15c: f006 ffa4 bl 80110a8 pcb->rcv_wnd -= tcplen; 800a160: 687b ldr r3, [r7, #4] 800a162: 8d1a ldrh r2, [r3, #40] ; 0x28 800a164: 4b4e ldr r3, [pc, #312] ; (800a2a0 ) 800a166: 881b ldrh r3, [r3, #0] 800a168: 1ad3 subs r3, r2, r3 800a16a: b29a uxth r2, r3 800a16c: 687b ldr r3, [r7, #4] 800a16e: 851a strh r2, [r3, #40] ; 0x28 tcp_update_rcv_ann_wnd(pcb); 800a170: 6878 ldr r0, [r7, #4] 800a172: f7fc ffc5 bl 8007100 chains its data on this pbuf as well. If the segment was a FIN, we set the TF_GOT_FIN flag that will be used to indicate to the application that the remote side has closed its end of the connection. */ if (inseg.p->tot_len > 0) { 800a176: 4b4c ldr r3, [pc, #304] ; (800a2a8 ) 800a178: 685b ldr r3, [r3, #4] 800a17a: 891b ldrh r3, [r3, #8] 800a17c: 2b00 cmp r3, #0 800a17e: d006 beq.n 800a18e recv_data = inseg.p; 800a180: 4b49 ldr r3, [pc, #292] ; (800a2a8 ) 800a182: 685b ldr r3, [r3, #4] 800a184: 4a4d ldr r2, [pc, #308] ; (800a2bc ) 800a186: 6013 str r3, [r2, #0] /* Since this pbuf now is the responsibility of the application, we delete our reference to it so that we won't (mistakingly) deallocate it. */ inseg.p = NULL; 800a188: 4b47 ldr r3, [pc, #284] ; (800a2a8 ) 800a18a: 2200 movs r2, #0 800a18c: 605a str r2, [r3, #4] } if (TCPH_FLAGS(inseg.tcphdr) & TCP_FIN) { 800a18e: 4b46 ldr r3, [pc, #280] ; (800a2a8 ) 800a190: 68db ldr r3, [r3, #12] 800a192: 899b ldrh r3, [r3, #12] 800a194: b29b uxth r3, r3 800a196: 4618 mov r0, r3 800a198: f7fa fea4 bl 8004ee4 800a19c: 4603 mov r3, r0 800a19e: b2db uxtb r3, r3 800a1a0: f003 0301 and.w r3, r3, #1 800a1a4: 2b00 cmp r3, #0 800a1a6: f000 80b8 beq.w 800a31a LWIP_DEBUGF(TCP_INPUT_DEBUG, ("tcp_receive: received FIN.\n")); recv_flags |= TF_GOT_FIN; 800a1aa: 4b45 ldr r3, [pc, #276] ; (800a2c0 ) 800a1ac: 781b ldrb r3, [r3, #0] 800a1ae: f043 0320 orr.w r3, r3, #32 800a1b2: b2da uxtb r2, r3 800a1b4: 4b42 ldr r3, [pc, #264] ; (800a2c0 ) 800a1b6: 701a strb r2, [r3, #0] } #if TCP_QUEUE_OOSEQ /* We now check if we have segments on the ->ooseq queue that are now in sequence. */ while (pcb->ooseq != NULL && 800a1b8: e0af b.n 800a31a pcb->ooseq->tcphdr->seqno == pcb->rcv_nxt) { struct tcp_seg *cseg = pcb->ooseq; 800a1ba: 687b ldr r3, [r7, #4] 800a1bc: 6f5b ldr r3, [r3, #116] ; 0x74 800a1be: 60bb str r3, [r7, #8] seqno = pcb->ooseq->tcphdr->seqno; 800a1c0: 687b ldr r3, [r7, #4] 800a1c2: 6f5b ldr r3, [r3, #116] ; 0x74 800a1c4: 68db ldr r3, [r3, #12] 800a1c6: 685b ldr r3, [r3, #4] 800a1c8: 4a36 ldr r2, [pc, #216] ; (800a2a4 ) 800a1ca: 6013 str r3, [r2, #0] pcb->rcv_nxt += TCP_TCPLEN(cseg); 800a1cc: 68bb ldr r3, [r7, #8] 800a1ce: 891b ldrh r3, [r3, #8] 800a1d0: 461c mov r4, r3 800a1d2: 68bb ldr r3, [r7, #8] 800a1d4: 68db ldr r3, [r3, #12] 800a1d6: 899b ldrh r3, [r3, #12] 800a1d8: b29b uxth r3, r3 800a1da: 4618 mov r0, r3 800a1dc: f7fa fe82 bl 8004ee4 800a1e0: 4603 mov r3, r0 800a1e2: b2db uxtb r3, r3 800a1e4: f003 0303 and.w r3, r3, #3 800a1e8: 2b00 cmp r3, #0 800a1ea: d001 beq.n 800a1f0 800a1ec: 2301 movs r3, #1 800a1ee: e000 b.n 800a1f2 800a1f0: 2300 movs r3, #0 800a1f2: 191a adds r2, r3, r4 800a1f4: 687b ldr r3, [r7, #4] 800a1f6: 6a5b ldr r3, [r3, #36] ; 0x24 800a1f8: 441a add r2, r3 800a1fa: 687b ldr r3, [r7, #4] 800a1fc: 625a str r2, [r3, #36] ; 0x24 LWIP_ASSERT("tcp_receive: ooseq tcplen > rcv_wnd\n", 800a1fe: 687b ldr r3, [r7, #4] 800a200: 8d1b ldrh r3, [r3, #40] ; 0x28 800a202: 461c mov r4, r3 800a204: 68bb ldr r3, [r7, #8] 800a206: 891b ldrh r3, [r3, #8] 800a208: 461d mov r5, r3 800a20a: 68bb ldr r3, [r7, #8] 800a20c: 68db ldr r3, [r3, #12] 800a20e: 899b ldrh r3, [r3, #12] 800a210: b29b uxth r3, r3 800a212: 4618 mov r0, r3 800a214: f7fa fe66 bl 8004ee4 800a218: 4603 mov r3, r0 800a21a: b2db uxtb r3, r3 800a21c: f003 0303 and.w r3, r3, #3 800a220: 2b00 cmp r3, #0 800a222: d001 beq.n 800a228 800a224: 2301 movs r3, #1 800a226: e000 b.n 800a22a 800a228: 2300 movs r3, #0 800a22a: 442b add r3, r5 800a22c: 429c cmp r4, r3 800a22e: d206 bcs.n 800a23e 800a230: 4b1e ldr r3, [pc, #120] ; (800a2ac ) 800a232: f240 622b movw r2, #1579 ; 0x62b 800a236: 4923 ldr r1, [pc, #140] ; (800a2c4 ) 800a238: 481e ldr r0, [pc, #120] ; (800a2b4 ) 800a23a: f006 ff35 bl 80110a8 pcb->rcv_wnd >= TCP_TCPLEN(cseg)); pcb->rcv_wnd -= TCP_TCPLEN(cseg); 800a23e: 68bb ldr r3, [r7, #8] 800a240: 891b ldrh r3, [r3, #8] 800a242: 461c mov r4, r3 800a244: 68bb ldr r3, [r7, #8] 800a246: 68db ldr r3, [r3, #12] 800a248: 899b ldrh r3, [r3, #12] 800a24a: b29b uxth r3, r3 800a24c: 4618 mov r0, r3 800a24e: f7fa fe49 bl 8004ee4 800a252: 4603 mov r3, r0 800a254: b2db uxtb r3, r3 800a256: f003 0303 and.w r3, r3, #3 800a25a: 2b00 cmp r3, #0 800a25c: d001 beq.n 800a262 800a25e: 2301 movs r3, #1 800a260: e000 b.n 800a264 800a262: 2300 movs r3, #0 800a264: 1919 adds r1, r3, r4 800a266: 687b ldr r3, [r7, #4] 800a268: 8d1a ldrh r2, [r3, #40] ; 0x28 800a26a: b28b uxth r3, r1 800a26c: 1ad3 subs r3, r2, r3 800a26e: b29a uxth r2, r3 800a270: 687b ldr r3, [r7, #4] 800a272: 851a strh r2, [r3, #40] ; 0x28 tcp_update_rcv_ann_wnd(pcb); 800a274: 6878 ldr r0, [r7, #4] 800a276: f7fc ff43 bl 8007100 if (cseg->p->tot_len > 0) { 800a27a: 68bb ldr r3, [r7, #8] 800a27c: 685b ldr r3, [r3, #4] 800a27e: 891b ldrh r3, [r3, #8] 800a280: 2b00 cmp r3, #0 800a282: d028 beq.n 800a2d6 /* Chain this pbuf onto the pbuf that we will pass to the application. */ /* With window scaling, this can overflow recv_data->tot_len, but that's not a problem since we explicitly fix that before passing recv_data to the application. */ if (recv_data) { 800a284: 4b0d ldr r3, [pc, #52] ; (800a2bc ) 800a286: 681b ldr r3, [r3, #0] 800a288: 2b00 cmp r3, #0 800a28a: d01d beq.n 800a2c8 pbuf_cat(recv_data, cseg->p); 800a28c: 4b0b ldr r3, [pc, #44] ; (800a2bc ) 800a28e: 681a ldr r2, [r3, #0] 800a290: 68bb ldr r3, [r7, #8] 800a292: 685b ldr r3, [r3, #4] 800a294: 4619 mov r1, r3 800a296: 4610 mov r0, r2 800a298: f7fc fa50 bl 800673c 800a29c: e018 b.n 800a2d0 800a29e: bf00 nop 800a2a0: 20009a16 .word 0x20009a16 800a2a4: 20009a0c .word 0x20009a0c 800a2a8: 200099ec .word 0x200099ec 800a2ac: 08016e14 .word 0x08016e14 800a2b0: 080171f4 .word 0x080171f4 800a2b4: 08016e60 .word 0x08016e60 800a2b8: 08017230 .word 0x08017230 800a2bc: 20009a1c .word 0x20009a1c 800a2c0: 20009a19 .word 0x20009a19 800a2c4: 08017250 .word 0x08017250 } else { recv_data = cseg->p; 800a2c8: 68bb ldr r3, [r7, #8] 800a2ca: 685b ldr r3, [r3, #4] 800a2cc: 4a70 ldr r2, [pc, #448] ; (800a490 ) 800a2ce: 6013 str r3, [r2, #0] } cseg->p = NULL; 800a2d0: 68bb ldr r3, [r7, #8] 800a2d2: 2200 movs r2, #0 800a2d4: 605a str r2, [r3, #4] } if (TCPH_FLAGS(cseg->tcphdr) & TCP_FIN) { 800a2d6: 68bb ldr r3, [r7, #8] 800a2d8: 68db ldr r3, [r3, #12] 800a2da: 899b ldrh r3, [r3, #12] 800a2dc: b29b uxth r3, r3 800a2de: 4618 mov r0, r3 800a2e0: f7fa fe00 bl 8004ee4 800a2e4: 4603 mov r3, r0 800a2e6: b2db uxtb r3, r3 800a2e8: f003 0301 and.w r3, r3, #1 800a2ec: 2b00 cmp r3, #0 800a2ee: d00d beq.n 800a30c LWIP_DEBUGF(TCP_INPUT_DEBUG, ("tcp_receive: dequeued FIN.\n")); recv_flags |= TF_GOT_FIN; 800a2f0: 4b68 ldr r3, [pc, #416] ; (800a494 ) 800a2f2: 781b ldrb r3, [r3, #0] 800a2f4: f043 0320 orr.w r3, r3, #32 800a2f8: b2da uxtb r2, r3 800a2fa: 4b66 ldr r3, [pc, #408] ; (800a494 ) 800a2fc: 701a strb r2, [r3, #0] if (pcb->state == ESTABLISHED) { /* force passive close or we can move to active close */ 800a2fe: 687b ldr r3, [r7, #4] 800a300: 7d1b ldrb r3, [r3, #20] 800a302: 2b04 cmp r3, #4 800a304: d102 bne.n 800a30c pcb->state = CLOSE_WAIT; 800a306: 687b ldr r3, [r7, #4] 800a308: 2207 movs r2, #7 800a30a: 751a strb r2, [r3, #20] } } pcb->ooseq = cseg->next; 800a30c: 68bb ldr r3, [r7, #8] 800a30e: 681a ldr r2, [r3, #0] 800a310: 687b ldr r3, [r7, #4] 800a312: 675a str r2, [r3, #116] ; 0x74 tcp_seg_free(cseg); 800a314: 68b8 ldr r0, [r7, #8] 800a316: f7fd fbd2 bl 8007abe while (pcb->ooseq != NULL && 800a31a: 687b ldr r3, [r7, #4] 800a31c: 6f5b ldr r3, [r3, #116] ; 0x74 800a31e: 2b00 cmp r3, #0 800a320: d008 beq.n 800a334 pcb->ooseq->tcphdr->seqno == pcb->rcv_nxt) { 800a322: 687b ldr r3, [r7, #4] 800a324: 6f5b ldr r3, [r3, #116] ; 0x74 800a326: 68db ldr r3, [r3, #12] 800a328: 685a ldr r2, [r3, #4] 800a32a: 687b ldr r3, [r7, #4] 800a32c: 6a5b ldr r3, [r3, #36] ; 0x24 while (pcb->ooseq != NULL && 800a32e: 429a cmp r2, r3 800a330: f43f af43 beq.w 800a1ba #endif /* LWIP_TCP_SACK_OUT */ #endif /* TCP_QUEUE_OOSEQ */ /* Acknowledge the segment(s). */ tcp_ack(pcb); 800a334: 687b ldr r3, [r7, #4] 800a336: 8b5b ldrh r3, [r3, #26] 800a338: f003 0301 and.w r3, r3, #1 800a33c: 2b00 cmp r3, #0 800a33e: d00e beq.n 800a35e 800a340: 687b ldr r3, [r7, #4] 800a342: 8b5b ldrh r3, [r3, #26] 800a344: f023 0301 bic.w r3, r3, #1 800a348: b29a uxth r2, r3 800a34a: 687b ldr r3, [r7, #4] 800a34c: 835a strh r2, [r3, #26] 800a34e: 687b ldr r3, [r7, #4] 800a350: 8b5b ldrh r3, [r3, #26] 800a352: f043 0302 orr.w r3, r3, #2 800a356: b29a uxth r2, r3 800a358: 687b ldr r3, [r7, #4] 800a35a: 835a strh r2, [r3, #26] if (pcb->rcv_nxt == seqno) { 800a35c: e188 b.n 800a670 tcp_ack(pcb); 800a35e: 687b ldr r3, [r7, #4] 800a360: 8b5b ldrh r3, [r3, #26] 800a362: f043 0301 orr.w r3, r3, #1 800a366: b29a uxth r2, r3 800a368: 687b ldr r3, [r7, #4] 800a36a: 835a strh r2, [r3, #26] if (pcb->rcv_nxt == seqno) { 800a36c: e180 b.n 800a670 } else { /* We get here if the incoming segment is out-of-sequence. */ #if TCP_QUEUE_OOSEQ /* We queue the segment on the ->ooseq queue. */ if (pcb->ooseq == NULL) { 800a36e: 687b ldr r3, [r7, #4] 800a370: 6f5b ldr r3, [r3, #116] ; 0x74 800a372: 2b00 cmp r3, #0 800a374: d106 bne.n 800a384 pcb->ooseq = tcp_seg_copy(&inseg); 800a376: 4848 ldr r0, [pc, #288] ; (800a498 ) 800a378: f7fd fbba bl 8007af0 800a37c: 4602 mov r2, r0 800a37e: 687b ldr r3, [r7, #4] 800a380: 675a str r2, [r3, #116] ; 0x74 800a382: e16d b.n 800a660 #if LWIP_TCP_SACK_OUT /* This is the left edge of the lowest possible SACK range. It may start before the newly received segment (possibly adjusted below). */ u32_t sackbeg = TCP_SEQ_LT(seqno, pcb->ooseq->tcphdr->seqno) ? seqno : pcb->ooseq->tcphdr->seqno; #endif /* LWIP_TCP_SACK_OUT */ struct tcp_seg *next, *prev = NULL; 800a384: 2300 movs r3, #0 800a386: 637b str r3, [r7, #52] ; 0x34 for (next = pcb->ooseq; next != NULL; next = next->next) { 800a388: 687b ldr r3, [r7, #4] 800a38a: 6f5b ldr r3, [r3, #116] ; 0x74 800a38c: 63bb str r3, [r7, #56] ; 0x38 800a38e: e157 b.n 800a640 if (seqno == next->tcphdr->seqno) { 800a390: 6bbb ldr r3, [r7, #56] ; 0x38 800a392: 68db ldr r3, [r3, #12] 800a394: 685a ldr r2, [r3, #4] 800a396: 4b41 ldr r3, [pc, #260] ; (800a49c ) 800a398: 681b ldr r3, [r3, #0] 800a39a: 429a cmp r2, r3 800a39c: d11d bne.n 800a3da /* The sequence number of the incoming segment is the same as the sequence number of the segment on ->ooseq. We check the lengths to see which one to discard. */ if (inseg.len > next->len) { 800a39e: 4b3e ldr r3, [pc, #248] ; (800a498 ) 800a3a0: 891a ldrh r2, [r3, #8] 800a3a2: 6bbb ldr r3, [r7, #56] ; 0x38 800a3a4: 891b ldrh r3, [r3, #8] 800a3a6: 429a cmp r2, r3 800a3a8: f240 814f bls.w 800a64a /* The incoming segment is larger than the old segment. We replace some segments with the new one. */ struct tcp_seg *cseg = tcp_seg_copy(&inseg); 800a3ac: 483a ldr r0, [pc, #232] ; (800a498 ) 800a3ae: f7fd fb9f bl 8007af0 800a3b2: 6178 str r0, [r7, #20] if (cseg != NULL) { 800a3b4: 697b ldr r3, [r7, #20] 800a3b6: 2b00 cmp r3, #0 800a3b8: f000 8149 beq.w 800a64e if (prev != NULL) { 800a3bc: 6b7b ldr r3, [r7, #52] ; 0x34 800a3be: 2b00 cmp r3, #0 800a3c0: d003 beq.n 800a3ca prev->next = cseg; 800a3c2: 6b7b ldr r3, [r7, #52] ; 0x34 800a3c4: 697a ldr r2, [r7, #20] 800a3c6: 601a str r2, [r3, #0] 800a3c8: e002 b.n 800a3d0 } else { pcb->ooseq = cseg; 800a3ca: 687b ldr r3, [r7, #4] 800a3cc: 697a ldr r2, [r7, #20] 800a3ce: 675a str r2, [r3, #116] ; 0x74 } tcp_oos_insert_segment(cseg, next); 800a3d0: 6bb9 ldr r1, [r7, #56] ; 0x38 800a3d2: 6978 ldr r0, [r7, #20] 800a3d4: f7ff f8dc bl 8009590 } break; 800a3d8: e139 b.n 800a64e segment was smaller than the old one; in either case, we ditch the incoming segment. */ break; } } else { if (prev == NULL) { 800a3da: 6b7b ldr r3, [r7, #52] ; 0x34 800a3dc: 2b00 cmp r3, #0 800a3de: d117 bne.n 800a410 if (TCP_SEQ_LT(seqno, next->tcphdr->seqno)) { 800a3e0: 4b2e ldr r3, [pc, #184] ; (800a49c ) 800a3e2: 681a ldr r2, [r3, #0] 800a3e4: 6bbb ldr r3, [r7, #56] ; 0x38 800a3e6: 68db ldr r3, [r3, #12] 800a3e8: 685b ldr r3, [r3, #4] 800a3ea: 1ad3 subs r3, r2, r3 800a3ec: 2b00 cmp r3, #0 800a3ee: da57 bge.n 800a4a0 /* The sequence number of the incoming segment is lower than the sequence number of the first segment on the queue. We put the incoming segment first on the queue. */ struct tcp_seg *cseg = tcp_seg_copy(&inseg); 800a3f0: 4829 ldr r0, [pc, #164] ; (800a498 ) 800a3f2: f7fd fb7d bl 8007af0 800a3f6: 61b8 str r0, [r7, #24] if (cseg != NULL) { 800a3f8: 69bb ldr r3, [r7, #24] 800a3fa: 2b00 cmp r3, #0 800a3fc: f000 8129 beq.w 800a652 pcb->ooseq = cseg; 800a400: 687b ldr r3, [r7, #4] 800a402: 69ba ldr r2, [r7, #24] 800a404: 675a str r2, [r3, #116] ; 0x74 tcp_oos_insert_segment(cseg, next); 800a406: 6bb9 ldr r1, [r7, #56] ; 0x38 800a408: 69b8 ldr r0, [r7, #24] 800a40a: f7ff f8c1 bl 8009590 } break; 800a40e: e120 b.n 800a652 } } else { /*if (TCP_SEQ_LT(prev->tcphdr->seqno, seqno) && TCP_SEQ_LT(seqno, next->tcphdr->seqno)) {*/ if (TCP_SEQ_BETWEEN(seqno, prev->tcphdr->seqno + 1, next->tcphdr->seqno - 1)) { 800a410: 4b22 ldr r3, [pc, #136] ; (800a49c ) 800a412: 681a ldr r2, [r3, #0] 800a414: 6b7b ldr r3, [r7, #52] ; 0x34 800a416: 68db ldr r3, [r3, #12] 800a418: 685b ldr r3, [r3, #4] 800a41a: 1ad3 subs r3, r2, r3 800a41c: 3b01 subs r3, #1 800a41e: 2b00 cmp r3, #0 800a420: db3e blt.n 800a4a0 800a422: 4b1e ldr r3, [pc, #120] ; (800a49c ) 800a424: 681a ldr r2, [r3, #0] 800a426: 6bbb ldr r3, [r7, #56] ; 0x38 800a428: 68db ldr r3, [r3, #12] 800a42a: 685b ldr r3, [r3, #4] 800a42c: 1ad3 subs r3, r2, r3 800a42e: 3301 adds r3, #1 800a430: 2b00 cmp r3, #0 800a432: dc35 bgt.n 800a4a0 /* The sequence number of the incoming segment is in between the sequence numbers of the previous and the next segment on ->ooseq. We trim trim the previous segment, delete next segments that included in received segment and trim received, if needed. */ struct tcp_seg *cseg = tcp_seg_copy(&inseg); 800a434: 4818 ldr r0, [pc, #96] ; (800a498 ) 800a436: f7fd fb5b bl 8007af0 800a43a: 61f8 str r0, [r7, #28] if (cseg != NULL) { 800a43c: 69fb ldr r3, [r7, #28] 800a43e: 2b00 cmp r3, #0 800a440: f000 8109 beq.w 800a656 if (TCP_SEQ_GT(prev->tcphdr->seqno + prev->len, seqno)) { 800a444: 6b7b ldr r3, [r7, #52] ; 0x34 800a446: 68db ldr r3, [r3, #12] 800a448: 685b ldr r3, [r3, #4] 800a44a: 6b7a ldr r2, [r7, #52] ; 0x34 800a44c: 8912 ldrh r2, [r2, #8] 800a44e: 441a add r2, r3 800a450: 4b12 ldr r3, [pc, #72] ; (800a49c ) 800a452: 681b ldr r3, [r3, #0] 800a454: 1ad3 subs r3, r2, r3 800a456: 2b00 cmp r3, #0 800a458: dd12 ble.n 800a480 /* We need to trim the prev segment. */ prev->len = (u16_t)(seqno - prev->tcphdr->seqno); 800a45a: 4b10 ldr r3, [pc, #64] ; (800a49c ) 800a45c: 681b ldr r3, [r3, #0] 800a45e: b29a uxth r2, r3 800a460: 6b7b ldr r3, [r7, #52] ; 0x34 800a462: 68db ldr r3, [r3, #12] 800a464: 685b ldr r3, [r3, #4] 800a466: b29b uxth r3, r3 800a468: 1ad3 subs r3, r2, r3 800a46a: b29a uxth r2, r3 800a46c: 6b7b ldr r3, [r7, #52] ; 0x34 800a46e: 811a strh r2, [r3, #8] pbuf_realloc(prev->p, prev->len); 800a470: 6b7b ldr r3, [r7, #52] ; 0x34 800a472: 685a ldr r2, [r3, #4] 800a474: 6b7b ldr r3, [r7, #52] ; 0x34 800a476: 891b ldrh r3, [r3, #8] 800a478: 4619 mov r1, r3 800a47a: 4610 mov r0, r2 800a47c: f7fb ff16 bl 80062ac } prev->next = cseg; 800a480: 6b7b ldr r3, [r7, #52] ; 0x34 800a482: 69fa ldr r2, [r7, #28] 800a484: 601a str r2, [r3, #0] tcp_oos_insert_segment(cseg, next); 800a486: 6bb9 ldr r1, [r7, #56] ; 0x38 800a488: 69f8 ldr r0, [r7, #28] 800a48a: f7ff f881 bl 8009590 } break; 800a48e: e0e2 b.n 800a656 800a490: 20009a1c .word 0x20009a1c 800a494: 20009a19 .word 0x20009a19 800a498: 200099ec .word 0x200099ec 800a49c: 20009a0c .word 0x20009a0c #endif /* LWIP_TCP_SACK_OUT */ /* We don't use 'prev' below, so let's set it to current 'next'. This way even if we break the loop below, 'prev' will be pointing at the segment right in front of the newly added one. */ prev = next; 800a4a0: 6bbb ldr r3, [r7, #56] ; 0x38 800a4a2: 637b str r3, [r7, #52] ; 0x34 /* If the "next" segment is the last segment on the ooseq queue, we add the incoming segment to the end of the list. */ if (next->next == NULL && 800a4a4: 6bbb ldr r3, [r7, #56] ; 0x38 800a4a6: 681b ldr r3, [r3, #0] 800a4a8: 2b00 cmp r3, #0 800a4aa: f040 80c6 bne.w 800a63a TCP_SEQ_GT(seqno, next->tcphdr->seqno)) { 800a4ae: 4b80 ldr r3, [pc, #512] ; (800a6b0 ) 800a4b0: 681a ldr r2, [r3, #0] 800a4b2: 6bbb ldr r3, [r7, #56] ; 0x38 800a4b4: 68db ldr r3, [r3, #12] 800a4b6: 685b ldr r3, [r3, #4] 800a4b8: 1ad3 subs r3, r2, r3 if (next->next == NULL && 800a4ba: 2b00 cmp r3, #0 800a4bc: f340 80bd ble.w 800a63a if (TCPH_FLAGS(next->tcphdr) & TCP_FIN) { 800a4c0: 6bbb ldr r3, [r7, #56] ; 0x38 800a4c2: 68db ldr r3, [r3, #12] 800a4c4: 899b ldrh r3, [r3, #12] 800a4c6: b29b uxth r3, r3 800a4c8: 4618 mov r0, r3 800a4ca: f7fa fd0b bl 8004ee4 800a4ce: 4603 mov r3, r0 800a4d0: b2db uxtb r3, r3 800a4d2: f003 0301 and.w r3, r3, #1 800a4d6: 2b00 cmp r3, #0 800a4d8: f040 80bf bne.w 800a65a /* segment "next" already contains all data */ break; } next->next = tcp_seg_copy(&inseg); 800a4dc: 4875 ldr r0, [pc, #468] ; (800a6b4 ) 800a4de: f7fd fb07 bl 8007af0 800a4e2: 4602 mov r2, r0 800a4e4: 6bbb ldr r3, [r7, #56] ; 0x38 800a4e6: 601a str r2, [r3, #0] if (next->next != NULL) { 800a4e8: 6bbb ldr r3, [r7, #56] ; 0x38 800a4ea: 681b ldr r3, [r3, #0] 800a4ec: 2b00 cmp r3, #0 800a4ee: f000 80b6 beq.w 800a65e if (TCP_SEQ_GT(next->tcphdr->seqno + next->len, seqno)) { 800a4f2: 6bbb ldr r3, [r7, #56] ; 0x38 800a4f4: 68db ldr r3, [r3, #12] 800a4f6: 685b ldr r3, [r3, #4] 800a4f8: 6bba ldr r2, [r7, #56] ; 0x38 800a4fa: 8912 ldrh r2, [r2, #8] 800a4fc: 441a add r2, r3 800a4fe: 4b6c ldr r3, [pc, #432] ; (800a6b0 ) 800a500: 681b ldr r3, [r3, #0] 800a502: 1ad3 subs r3, r2, r3 800a504: 2b00 cmp r3, #0 800a506: dd12 ble.n 800a52e /* We need to trim the last segment. */ next->len = (u16_t)(seqno - next->tcphdr->seqno); 800a508: 4b69 ldr r3, [pc, #420] ; (800a6b0 ) 800a50a: 681b ldr r3, [r3, #0] 800a50c: b29a uxth r2, r3 800a50e: 6bbb ldr r3, [r7, #56] ; 0x38 800a510: 68db ldr r3, [r3, #12] 800a512: 685b ldr r3, [r3, #4] 800a514: b29b uxth r3, r3 800a516: 1ad3 subs r3, r2, r3 800a518: b29a uxth r2, r3 800a51a: 6bbb ldr r3, [r7, #56] ; 0x38 800a51c: 811a strh r2, [r3, #8] pbuf_realloc(next->p, next->len); 800a51e: 6bbb ldr r3, [r7, #56] ; 0x38 800a520: 685a ldr r2, [r3, #4] 800a522: 6bbb ldr r3, [r7, #56] ; 0x38 800a524: 891b ldrh r3, [r3, #8] 800a526: 4619 mov r1, r3 800a528: 4610 mov r0, r2 800a52a: f7fb febf bl 80062ac } /* check if the remote side overruns our receive window */ if (TCP_SEQ_GT((u32_t)tcplen + seqno, pcb->rcv_nxt + (u32_t)pcb->rcv_wnd)) { 800a52e: 4b62 ldr r3, [pc, #392] ; (800a6b8 ) 800a530: 881b ldrh r3, [r3, #0] 800a532: 461a mov r2, r3 800a534: 4b5e ldr r3, [pc, #376] ; (800a6b0 ) 800a536: 681b ldr r3, [r3, #0] 800a538: 441a add r2, r3 800a53a: 687b ldr r3, [r7, #4] 800a53c: 6a5b ldr r3, [r3, #36] ; 0x24 800a53e: 6879 ldr r1, [r7, #4] 800a540: 8d09 ldrh r1, [r1, #40] ; 0x28 800a542: 440b add r3, r1 800a544: 1ad3 subs r3, r2, r3 800a546: 2b00 cmp r3, #0 800a548: f340 8089 ble.w 800a65e LWIP_DEBUGF(TCP_INPUT_DEBUG, ("tcp_receive: other end overran receive window" "seqno %"U32_F" len %"U16_F" right edge %"U32_F"\n", seqno, tcplen, pcb->rcv_nxt + pcb->rcv_wnd)); if (TCPH_FLAGS(next->next->tcphdr) & TCP_FIN) { 800a54c: 6bbb ldr r3, [r7, #56] ; 0x38 800a54e: 681b ldr r3, [r3, #0] 800a550: 68db ldr r3, [r3, #12] 800a552: 899b ldrh r3, [r3, #12] 800a554: b29b uxth r3, r3 800a556: 4618 mov r0, r3 800a558: f7fa fcc4 bl 8004ee4 800a55c: 4603 mov r3, r0 800a55e: b2db uxtb r3, r3 800a560: f003 0301 and.w r3, r3, #1 800a564: 2b00 cmp r3, #0 800a566: d022 beq.n 800a5ae /* Must remove the FIN from the header as we're trimming * that byte of sequence-space from the packet */ TCPH_FLAGS_SET(next->next->tcphdr, TCPH_FLAGS(next->next->tcphdr) & ~TCP_FIN); 800a568: 6bbb ldr r3, [r7, #56] ; 0x38 800a56a: 681b ldr r3, [r3, #0] 800a56c: 68db ldr r3, [r3, #12] 800a56e: 899b ldrh r3, [r3, #12] 800a570: b29b uxth r3, r3 800a572: b21b sxth r3, r3 800a574: f423 537c bic.w r3, r3, #16128 ; 0x3f00 800a578: b21c sxth r4, r3 800a57a: 6bbb ldr r3, [r7, #56] ; 0x38 800a57c: 681b ldr r3, [r3, #0] 800a57e: 68db ldr r3, [r3, #12] 800a580: 899b ldrh r3, [r3, #12] 800a582: b29b uxth r3, r3 800a584: 4618 mov r0, r3 800a586: f7fa fcad bl 8004ee4 800a58a: 4603 mov r3, r0 800a58c: b2db uxtb r3, r3 800a58e: b29b uxth r3, r3 800a590: f003 033e and.w r3, r3, #62 ; 0x3e 800a594: b29b uxth r3, r3 800a596: 4618 mov r0, r3 800a598: f7fa fca4 bl 8004ee4 800a59c: 4603 mov r3, r0 800a59e: b21b sxth r3, r3 800a5a0: 4323 orrs r3, r4 800a5a2: b21a sxth r2, r3 800a5a4: 6bbb ldr r3, [r7, #56] ; 0x38 800a5a6: 681b ldr r3, [r3, #0] 800a5a8: 68db ldr r3, [r3, #12] 800a5aa: b292 uxth r2, r2 800a5ac: 819a strh r2, [r3, #12] } /* Adjust length of segment to fit in the window. */ next->next->len = (u16_t)(pcb->rcv_nxt + pcb->rcv_wnd - seqno); 800a5ae: 687b ldr r3, [r7, #4] 800a5b0: 6a5b ldr r3, [r3, #36] ; 0x24 800a5b2: b29a uxth r2, r3 800a5b4: 687b ldr r3, [r7, #4] 800a5b6: 8d1b ldrh r3, [r3, #40] ; 0x28 800a5b8: 4413 add r3, r2 800a5ba: b299 uxth r1, r3 800a5bc: 4b3c ldr r3, [pc, #240] ; (800a6b0 ) 800a5be: 681b ldr r3, [r3, #0] 800a5c0: b29a uxth r2, r3 800a5c2: 6bbb ldr r3, [r7, #56] ; 0x38 800a5c4: 681b ldr r3, [r3, #0] 800a5c6: 1a8a subs r2, r1, r2 800a5c8: b292 uxth r2, r2 800a5ca: 811a strh r2, [r3, #8] pbuf_realloc(next->next->p, next->next->len); 800a5cc: 6bbb ldr r3, [r7, #56] ; 0x38 800a5ce: 681b ldr r3, [r3, #0] 800a5d0: 685a ldr r2, [r3, #4] 800a5d2: 6bbb ldr r3, [r7, #56] ; 0x38 800a5d4: 681b ldr r3, [r3, #0] 800a5d6: 891b ldrh r3, [r3, #8] 800a5d8: 4619 mov r1, r3 800a5da: 4610 mov r0, r2 800a5dc: f7fb fe66 bl 80062ac tcplen = TCP_TCPLEN(next->next); 800a5e0: 6bbb ldr r3, [r7, #56] ; 0x38 800a5e2: 681b ldr r3, [r3, #0] 800a5e4: 891c ldrh r4, [r3, #8] 800a5e6: 6bbb ldr r3, [r7, #56] ; 0x38 800a5e8: 681b ldr r3, [r3, #0] 800a5ea: 68db ldr r3, [r3, #12] 800a5ec: 899b ldrh r3, [r3, #12] 800a5ee: b29b uxth r3, r3 800a5f0: 4618 mov r0, r3 800a5f2: f7fa fc77 bl 8004ee4 800a5f6: 4603 mov r3, r0 800a5f8: b2db uxtb r3, r3 800a5fa: f003 0303 and.w r3, r3, #3 800a5fe: 2b00 cmp r3, #0 800a600: d001 beq.n 800a606 800a602: 2301 movs r3, #1 800a604: e000 b.n 800a608 800a606: 2300 movs r3, #0 800a608: 4423 add r3, r4 800a60a: b29a uxth r2, r3 800a60c: 4b2a ldr r3, [pc, #168] ; (800a6b8 ) 800a60e: 801a strh r2, [r3, #0] LWIP_ASSERT("tcp_receive: segment not trimmed correctly to rcv_wnd\n", 800a610: 4b29 ldr r3, [pc, #164] ; (800a6b8 ) 800a612: 881b ldrh r3, [r3, #0] 800a614: 461a mov r2, r3 800a616: 4b26 ldr r3, [pc, #152] ; (800a6b0 ) 800a618: 681b ldr r3, [r3, #0] 800a61a: 441a add r2, r3 800a61c: 687b ldr r3, [r7, #4] 800a61e: 6a5b ldr r3, [r3, #36] ; 0x24 800a620: 6879 ldr r1, [r7, #4] 800a622: 8d09 ldrh r1, [r1, #40] ; 0x28 800a624: 440b add r3, r1 800a626: 429a cmp r2, r3 800a628: d019 beq.n 800a65e 800a62a: 4b24 ldr r3, [pc, #144] ; (800a6bc ) 800a62c: f44f 62df mov.w r2, #1784 ; 0x6f8 800a630: 4923 ldr r1, [pc, #140] ; (800a6c0 ) 800a632: 4824 ldr r0, [pc, #144] ; (800a6c4 ) 800a634: f006 fd38 bl 80110a8 (seqno + tcplen) == (pcb->rcv_nxt + pcb->rcv_wnd)); } } break; 800a638: e011 b.n 800a65e for (next = pcb->ooseq; next != NULL; next = next->next) { 800a63a: 6bbb ldr r3, [r7, #56] ; 0x38 800a63c: 681b ldr r3, [r3, #0] 800a63e: 63bb str r3, [r7, #56] ; 0x38 800a640: 6bbb ldr r3, [r7, #56] ; 0x38 800a642: 2b00 cmp r3, #0 800a644: f47f aea4 bne.w 800a390 800a648: e00a b.n 800a660 break; 800a64a: bf00 nop 800a64c: e008 b.n 800a660 break; 800a64e: bf00 nop 800a650: e006 b.n 800a660 break; 800a652: bf00 nop 800a654: e004 b.n 800a660 break; 800a656: bf00 nop 800a658: e002 b.n 800a660 break; 800a65a: bf00 nop 800a65c: e000 b.n 800a660 break; 800a65e: bf00 nop #endif /* TCP_OOSEQ_BYTES_LIMIT || TCP_OOSEQ_PBUFS_LIMIT */ #endif /* TCP_QUEUE_OOSEQ */ /* We send the ACK packet after we've (potentially) dealt with SACKs, so they can be included in the acknowledgment. */ tcp_send_empty_ack(pcb); 800a660: 6878 ldr r0, [r7, #4] 800a662: f001 fa33 bl 800bacc if (pcb->rcv_nxt == seqno) { 800a666: e003 b.n 800a670 } } else { /* The incoming segment is not within the window. */ tcp_send_empty_ack(pcb); 800a668: 6878 ldr r0, [r7, #4] 800a66a: f001 fa2f bl 800bacc if (TCP_SEQ_BETWEEN(seqno, pcb->rcv_nxt, 800a66e: e01a b.n 800a6a6 800a670: e019 b.n 800a6a6 } } else { /* Segments with length 0 is taken care of here. Segments that fall out of the window are ACKed. */ if (!TCP_SEQ_BETWEEN(seqno, pcb->rcv_nxt, pcb->rcv_nxt + pcb->rcv_wnd - 1)) { 800a672: 4b0f ldr r3, [pc, #60] ; (800a6b0 ) 800a674: 681a ldr r2, [r3, #0] 800a676: 687b ldr r3, [r7, #4] 800a678: 6a5b ldr r3, [r3, #36] ; 0x24 800a67a: 1ad3 subs r3, r2, r3 800a67c: 2b00 cmp r3, #0 800a67e: db0a blt.n 800a696 800a680: 4b0b ldr r3, [pc, #44] ; (800a6b0 ) 800a682: 681a ldr r2, [r3, #0] 800a684: 687b ldr r3, [r7, #4] 800a686: 6a5b ldr r3, [r3, #36] ; 0x24 800a688: 6879 ldr r1, [r7, #4] 800a68a: 8d09 ldrh r1, [r1, #40] ; 0x28 800a68c: 440b add r3, r1 800a68e: 1ad3 subs r3, r2, r3 800a690: 3301 adds r3, #1 800a692: 2b00 cmp r3, #0 800a694: dd07 ble.n 800a6a6 tcp_ack_now(pcb); 800a696: 687b ldr r3, [r7, #4] 800a698: 8b5b ldrh r3, [r3, #26] 800a69a: f043 0302 orr.w r3, r3, #2 800a69e: b29a uxth r2, r3 800a6a0: 687b ldr r3, [r7, #4] 800a6a2: 835a strh r2, [r3, #26] } } } 800a6a4: e7ff b.n 800a6a6 800a6a6: bf00 nop 800a6a8: 3750 adds r7, #80 ; 0x50 800a6aa: 46bd mov sp, r7 800a6ac: bdb0 pop {r4, r5, r7, pc} 800a6ae: bf00 nop 800a6b0: 20009a0c .word 0x20009a0c 800a6b4: 200099ec .word 0x200099ec 800a6b8: 20009a16 .word 0x20009a16 800a6bc: 08016e14 .word 0x08016e14 800a6c0: 080171bc .word 0x080171bc 800a6c4: 08016e60 .word 0x08016e60 0800a6c8 : static u8_t tcp_get_next_optbyte(void) { 800a6c8: b480 push {r7} 800a6ca: b083 sub sp, #12 800a6cc: af00 add r7, sp, #0 u16_t optidx = tcp_optidx++; 800a6ce: 4b15 ldr r3, [pc, #84] ; (800a724 ) 800a6d0: 881b ldrh r3, [r3, #0] 800a6d2: 1c5a adds r2, r3, #1 800a6d4: b291 uxth r1, r2 800a6d6: 4a13 ldr r2, [pc, #76] ; (800a724 ) 800a6d8: 8011 strh r1, [r2, #0] 800a6da: 80fb strh r3, [r7, #6] if ((tcphdr_opt2 == NULL) || (optidx < tcphdr_opt1len)) { 800a6dc: 4b12 ldr r3, [pc, #72] ; (800a728 ) 800a6de: 681b ldr r3, [r3, #0] 800a6e0: 2b00 cmp r3, #0 800a6e2: d004 beq.n 800a6ee 800a6e4: 4b11 ldr r3, [pc, #68] ; (800a72c ) 800a6e6: 881b ldrh r3, [r3, #0] 800a6e8: 88fa ldrh r2, [r7, #6] 800a6ea: 429a cmp r2, r3 800a6ec: d208 bcs.n 800a700 u8_t *opts = (u8_t *)tcphdr + TCP_HLEN; 800a6ee: 4b10 ldr r3, [pc, #64] ; (800a730 ) 800a6f0: 681b ldr r3, [r3, #0] 800a6f2: 3314 adds r3, #20 800a6f4: 603b str r3, [r7, #0] return opts[optidx]; 800a6f6: 88fb ldrh r3, [r7, #6] 800a6f8: 683a ldr r2, [r7, #0] 800a6fa: 4413 add r3, r2 800a6fc: 781b ldrb r3, [r3, #0] 800a6fe: e00b b.n 800a718 } else { u8_t idx = (u8_t)(optidx - tcphdr_opt1len); 800a700: 88fb ldrh r3, [r7, #6] 800a702: b2da uxtb r2, r3 800a704: 4b09 ldr r3, [pc, #36] ; (800a72c ) 800a706: 881b ldrh r3, [r3, #0] 800a708: b2db uxtb r3, r3 800a70a: 1ad3 subs r3, r2, r3 800a70c: 717b strb r3, [r7, #5] return tcphdr_opt2[idx]; 800a70e: 4b06 ldr r3, [pc, #24] ; (800a728 ) 800a710: 681a ldr r2, [r3, #0] 800a712: 797b ldrb r3, [r7, #5] 800a714: 4413 add r3, r2 800a716: 781b ldrb r3, [r3, #0] } } 800a718: 4618 mov r0, r3 800a71a: 370c adds r7, #12 800a71c: 46bd mov sp, r7 800a71e: f85d 7b04 ldr.w r7, [sp], #4 800a722: 4770 bx lr 800a724: 20009a08 .word 0x20009a08 800a728: 20009a04 .word 0x20009a04 800a72c: 20009a02 .word 0x20009a02 800a730: 200099fc .word 0x200099fc 0800a734 : * * @param pcb the tcp_pcb for which a segment arrived */ static void tcp_parseopt(struct tcp_pcb *pcb) { 800a734: b580 push {r7, lr} 800a736: b084 sub sp, #16 800a738: af00 add r7, sp, #0 800a73a: 6078 str r0, [r7, #4] u16_t mss; #if LWIP_TCP_TIMESTAMPS u32_t tsval; #endif LWIP_ASSERT("tcp_parseopt: invalid pcb", pcb != NULL); 800a73c: 687b ldr r3, [r7, #4] 800a73e: 2b00 cmp r3, #0 800a740: d106 bne.n 800a750 800a742: 4b32 ldr r3, [pc, #200] ; (800a80c ) 800a744: f240 727d movw r2, #1917 ; 0x77d 800a748: 4931 ldr r1, [pc, #196] ; (800a810 ) 800a74a: 4832 ldr r0, [pc, #200] ; (800a814 ) 800a74c: f006 fcac bl 80110a8 /* Parse the TCP MSS option, if present. */ if (tcphdr_optlen != 0) { 800a750: 4b31 ldr r3, [pc, #196] ; (800a818 ) 800a752: 881b ldrh r3, [r3, #0] 800a754: 2b00 cmp r3, #0 800a756: d055 beq.n 800a804 for (tcp_optidx = 0; tcp_optidx < tcphdr_optlen; ) { 800a758: 4b30 ldr r3, [pc, #192] ; (800a81c ) 800a75a: 2200 movs r2, #0 800a75c: 801a strh r2, [r3, #0] 800a75e: e045 b.n 800a7ec u8_t opt = tcp_get_next_optbyte(); 800a760: f7ff ffb2 bl 800a6c8 800a764: 4603 mov r3, r0 800a766: 73fb strb r3, [r7, #15] switch (opt) { 800a768: 7bfb ldrb r3, [r7, #15] 800a76a: 2b02 cmp r3, #2 800a76c: d006 beq.n 800a77c 800a76e: 2b02 cmp r3, #2 800a770: dc2b bgt.n 800a7ca 800a772: 2b00 cmp r3, #0 800a774: d041 beq.n 800a7fa 800a776: 2b01 cmp r3, #1 800a778: d127 bne.n 800a7ca LWIP_DEBUGF(TCP_INPUT_DEBUG, ("tcp_parseopt: EOL\n")); return; case LWIP_TCP_OPT_NOP: /* NOP option. */ LWIP_DEBUGF(TCP_INPUT_DEBUG, ("tcp_parseopt: NOP\n")); break; 800a77a: e037 b.n 800a7ec case LWIP_TCP_OPT_MSS: LWIP_DEBUGF(TCP_INPUT_DEBUG, ("tcp_parseopt: MSS\n")); if (tcp_get_next_optbyte() != LWIP_TCP_OPT_LEN_MSS || (tcp_optidx - 2 + LWIP_TCP_OPT_LEN_MSS) > tcphdr_optlen) { 800a77c: f7ff ffa4 bl 800a6c8 800a780: 4603 mov r3, r0 800a782: 2b04 cmp r3, #4 800a784: d13b bne.n 800a7fe 800a786: 4b25 ldr r3, [pc, #148] ; (800a81c ) 800a788: 881b ldrh r3, [r3, #0] 800a78a: 3301 adds r3, #1 800a78c: 4a22 ldr r2, [pc, #136] ; (800a818 ) 800a78e: 8812 ldrh r2, [r2, #0] 800a790: 4293 cmp r3, r2 800a792: da34 bge.n 800a7fe /* Bad length */ LWIP_DEBUGF(TCP_INPUT_DEBUG, ("tcp_parseopt: bad length\n")); return; } /* An MSS option with the right option length. */ mss = (u16_t)(tcp_get_next_optbyte() << 8); 800a794: f7ff ff98 bl 800a6c8 800a798: 4603 mov r3, r0 800a79a: b29b uxth r3, r3 800a79c: 021b lsls r3, r3, #8 800a79e: 81bb strh r3, [r7, #12] mss |= tcp_get_next_optbyte(); 800a7a0: f7ff ff92 bl 800a6c8 800a7a4: 4603 mov r3, r0 800a7a6: b29a uxth r2, r3 800a7a8: 89bb ldrh r3, [r7, #12] 800a7aa: 4313 orrs r3, r2 800a7ac: 81bb strh r3, [r7, #12] /* Limit the mss to the configured TCP_MSS and prevent division by zero */ pcb->mss = ((mss > TCP_MSS) || (mss == 0)) ? TCP_MSS : mss; 800a7ae: 89bb ldrh r3, [r7, #12] 800a7b0: f5b3 7f06 cmp.w r3, #536 ; 0x218 800a7b4: d804 bhi.n 800a7c0 800a7b6: 89bb ldrh r3, [r7, #12] 800a7b8: 2b00 cmp r3, #0 800a7ba: d001 beq.n 800a7c0 800a7bc: 89ba ldrh r2, [r7, #12] 800a7be: e001 b.n 800a7c4 800a7c0: f44f 7206 mov.w r2, #536 ; 0x218 800a7c4: 687b ldr r3, [r7, #4] 800a7c6: 865a strh r2, [r3, #50] ; 0x32 break; 800a7c8: e010 b.n 800a7ec } break; #endif /* LWIP_TCP_SACK_OUT */ default: LWIP_DEBUGF(TCP_INPUT_DEBUG, ("tcp_parseopt: other\n")); data = tcp_get_next_optbyte(); 800a7ca: f7ff ff7d bl 800a6c8 800a7ce: 4603 mov r3, r0 800a7d0: 72fb strb r3, [r7, #11] if (data < 2) { 800a7d2: 7afb ldrb r3, [r7, #11] 800a7d4: 2b01 cmp r3, #1 800a7d6: d914 bls.n 800a802 and we don't process them further. */ return; } /* All other options have a length field, so that we easily can skip past them. */ tcp_optidx += data - 2; 800a7d8: 7afb ldrb r3, [r7, #11] 800a7da: b29a uxth r2, r3 800a7dc: 4b0f ldr r3, [pc, #60] ; (800a81c ) 800a7de: 881b ldrh r3, [r3, #0] 800a7e0: 4413 add r3, r2 800a7e2: b29b uxth r3, r3 800a7e4: 3b02 subs r3, #2 800a7e6: b29a uxth r2, r3 800a7e8: 4b0c ldr r3, [pc, #48] ; (800a81c ) 800a7ea: 801a strh r2, [r3, #0] for (tcp_optidx = 0; tcp_optidx < tcphdr_optlen; ) { 800a7ec: 4b0b ldr r3, [pc, #44] ; (800a81c ) 800a7ee: 881a ldrh r2, [r3, #0] 800a7f0: 4b09 ldr r3, [pc, #36] ; (800a818 ) 800a7f2: 881b ldrh r3, [r3, #0] 800a7f4: 429a cmp r2, r3 800a7f6: d3b3 bcc.n 800a760 800a7f8: e004 b.n 800a804 return; 800a7fa: bf00 nop 800a7fc: e002 b.n 800a804 return; 800a7fe: bf00 nop 800a800: e000 b.n 800a804 return; 800a802: bf00 nop } } } } 800a804: 3710 adds r7, #16 800a806: 46bd mov sp, r7 800a808: bd80 pop {r7, pc} 800a80a: bf00 nop 800a80c: 08016e14 .word 0x08016e14 800a810: 08017278 .word 0x08017278 800a814: 08016e60 .word 0x08016e60 800a818: 20009a00 .word 0x20009a00 800a81c: 20009a08 .word 0x20009a08 0800a820 : void tcp_trigger_input_pcb_close(void) { 800a820: b480 push {r7} 800a822: af00 add r7, sp, #0 recv_flags |= TF_CLOSED; 800a824: 4b05 ldr r3, [pc, #20] ; (800a83c ) 800a826: 781b ldrb r3, [r3, #0] 800a828: f043 0310 orr.w r3, r3, #16 800a82c: b2da uxtb r2, r3 800a82e: 4b03 ldr r3, [pc, #12] ; (800a83c ) 800a830: 701a strb r2, [r3, #0] } 800a832: bf00 nop 800a834: 46bd mov sp, r7 800a836: f85d 7b04 ldr.w r7, [sp], #4 800a83a: 4770 bx lr 800a83c: 20009a19 .word 0x20009a19 0800a840 : static err_t tcp_output_segment(struct tcp_seg *seg, struct tcp_pcb *pcb, struct netif *netif); /* tcp_route: common code that returns a fixed bound netif or calls ip_route */ static struct netif * tcp_route(const struct tcp_pcb *pcb, const ip_addr_t *src, const ip_addr_t *dst) { 800a840: b580 push {r7, lr} 800a842: b084 sub sp, #16 800a844: af00 add r7, sp, #0 800a846: 60f8 str r0, [r7, #12] 800a848: 60b9 str r1, [r7, #8] 800a84a: 607a str r2, [r7, #4] LWIP_UNUSED_ARG(src); /* in case IPv4-only and source-based routing is disabled */ if ((pcb != NULL) && (pcb->netif_idx != NETIF_NO_INDEX)) { 800a84c: 68fb ldr r3, [r7, #12] 800a84e: 2b00 cmp r3, #0 800a850: d00a beq.n 800a868 800a852: 68fb ldr r3, [r7, #12] 800a854: 7a1b ldrb r3, [r3, #8] 800a856: 2b00 cmp r3, #0 800a858: d006 beq.n 800a868 return netif_get_by_index(pcb->netif_idx); 800a85a: 68fb ldr r3, [r7, #12] 800a85c: 7a1b ldrb r3, [r3, #8] 800a85e: 4618 mov r0, r3 800a860: f7fb fb4a bl 8005ef8 800a864: 4603 mov r3, r0 800a866: e003 b.n 800a870 } else { return ip_route(src, dst); 800a868: 6878 ldr r0, [r7, #4] 800a86a: f005 f871 bl 800f950 800a86e: 4603 mov r3, r0 } } 800a870: 4618 mov r0, r3 800a872: 3710 adds r7, #16 800a874: 46bd mov sp, r7 800a876: bd80 pop {r7, pc} 0800a878 : * The TCP header is filled in except ackno and wnd. * p is freed on failure. */ static struct tcp_seg * tcp_create_segment(const struct tcp_pcb *pcb, struct pbuf *p, u8_t hdrflags, u32_t seqno, u8_t optflags) { 800a878: b590 push {r4, r7, lr} 800a87a: b087 sub sp, #28 800a87c: af00 add r7, sp, #0 800a87e: 60f8 str r0, [r7, #12] 800a880: 60b9 str r1, [r7, #8] 800a882: 603b str r3, [r7, #0] 800a884: 4613 mov r3, r2 800a886: 71fb strb r3, [r7, #7] struct tcp_seg *seg; u8_t optlen; LWIP_ASSERT("tcp_create_segment: invalid pcb", pcb != NULL); 800a888: 68fb ldr r3, [r7, #12] 800a88a: 2b00 cmp r3, #0 800a88c: d105 bne.n 800a89a 800a88e: 4b44 ldr r3, [pc, #272] ; (800a9a0 ) 800a890: 22a3 movs r2, #163 ; 0xa3 800a892: 4944 ldr r1, [pc, #272] ; (800a9a4 ) 800a894: 4844 ldr r0, [pc, #272] ; (800a9a8 ) 800a896: f006 fc07 bl 80110a8 LWIP_ASSERT("tcp_create_segment: invalid pbuf", p != NULL); 800a89a: 68bb ldr r3, [r7, #8] 800a89c: 2b00 cmp r3, #0 800a89e: d105 bne.n 800a8ac 800a8a0: 4b3f ldr r3, [pc, #252] ; (800a9a0 ) 800a8a2: 22a4 movs r2, #164 ; 0xa4 800a8a4: 4941 ldr r1, [pc, #260] ; (800a9ac ) 800a8a6: 4840 ldr r0, [pc, #256] ; (800a9a8 ) 800a8a8: f006 fbfe bl 80110a8 optlen = LWIP_TCP_OPT_LENGTH_SEGMENT(optflags, pcb); 800a8ac: f897 3028 ldrb.w r3, [r7, #40] ; 0x28 800a8b0: 009b lsls r3, r3, #2 800a8b2: b2db uxtb r3, r3 800a8b4: f003 0304 and.w r3, r3, #4 800a8b8: 75fb strb r3, [r7, #23] if ((seg = (struct tcp_seg *)memp_malloc(MEMP_TCP_SEG)) == NULL) { 800a8ba: 2003 movs r0, #3 800a8bc: f7fa ff8a bl 80057d4 800a8c0: 6138 str r0, [r7, #16] 800a8c2: 693b ldr r3, [r7, #16] 800a8c4: 2b00 cmp r3, #0 800a8c6: d104 bne.n 800a8d2 LWIP_DEBUGF(TCP_OUTPUT_DEBUG | LWIP_DBG_LEVEL_SERIOUS, ("tcp_create_segment: no memory.\n")); pbuf_free(p); 800a8c8: 68b8 ldr r0, [r7, #8] 800a8ca: f7fb fe75 bl 80065b8 return NULL; 800a8ce: 2300 movs r3, #0 800a8d0: e061 b.n 800a996 } seg->flags = optflags; 800a8d2: 693b ldr r3, [r7, #16] 800a8d4: f897 2028 ldrb.w r2, [r7, #40] ; 0x28 800a8d8: 729a strb r2, [r3, #10] seg->next = NULL; 800a8da: 693b ldr r3, [r7, #16] 800a8dc: 2200 movs r2, #0 800a8de: 601a str r2, [r3, #0] seg->p = p; 800a8e0: 693b ldr r3, [r7, #16] 800a8e2: 68ba ldr r2, [r7, #8] 800a8e4: 605a str r2, [r3, #4] LWIP_ASSERT("p->tot_len >= optlen", p->tot_len >= optlen); 800a8e6: 68bb ldr r3, [r7, #8] 800a8e8: 891a ldrh r2, [r3, #8] 800a8ea: 7dfb ldrb r3, [r7, #23] 800a8ec: b29b uxth r3, r3 800a8ee: 429a cmp r2, r3 800a8f0: d205 bcs.n 800a8fe 800a8f2: 4b2b ldr r3, [pc, #172] ; (800a9a0 ) 800a8f4: 22b0 movs r2, #176 ; 0xb0 800a8f6: 492e ldr r1, [pc, #184] ; (800a9b0 ) 800a8f8: 482b ldr r0, [pc, #172] ; (800a9a8 ) 800a8fa: f006 fbd5 bl 80110a8 seg->len = p->tot_len - optlen; 800a8fe: 68bb ldr r3, [r7, #8] 800a900: 891a ldrh r2, [r3, #8] 800a902: 7dfb ldrb r3, [r7, #23] 800a904: b29b uxth r3, r3 800a906: 1ad3 subs r3, r2, r3 800a908: b29a uxth r2, r3 800a90a: 693b ldr r3, [r7, #16] 800a90c: 811a strh r2, [r3, #8] LWIP_ASSERT("invalid optflags passed: TF_SEG_DATA_CHECKSUMMED", (optflags & TF_SEG_DATA_CHECKSUMMED) == 0); #endif /* TCP_CHECKSUM_ON_COPY */ /* build TCP header */ if (pbuf_add_header(p, TCP_HLEN)) { 800a90e: 2114 movs r1, #20 800a910: 68b8 ldr r0, [r7, #8] 800a912: f7fb fdbb bl 800648c 800a916: 4603 mov r3, r0 800a918: 2b00 cmp r3, #0 800a91a: d004 beq.n 800a926 LWIP_DEBUGF(TCP_OUTPUT_DEBUG | LWIP_DBG_LEVEL_SERIOUS, ("tcp_create_segment: no room for TCP header in pbuf.\n")); TCP_STATS_INC(tcp.err); tcp_seg_free(seg); 800a91c: 6938 ldr r0, [r7, #16] 800a91e: f7fd f8ce bl 8007abe return NULL; 800a922: 2300 movs r3, #0 800a924: e037 b.n 800a996 } seg->tcphdr = (struct tcp_hdr *)seg->p->payload; 800a926: 693b ldr r3, [r7, #16] 800a928: 685b ldr r3, [r3, #4] 800a92a: 685a ldr r2, [r3, #4] 800a92c: 693b ldr r3, [r7, #16] 800a92e: 60da str r2, [r3, #12] seg->tcphdr->src = lwip_htons(pcb->local_port); 800a930: 68fb ldr r3, [r7, #12] 800a932: 8ada ldrh r2, [r3, #22] 800a934: 693b ldr r3, [r7, #16] 800a936: 68dc ldr r4, [r3, #12] 800a938: 4610 mov r0, r2 800a93a: f7fa fad3 bl 8004ee4 800a93e: 4603 mov r3, r0 800a940: 8023 strh r3, [r4, #0] seg->tcphdr->dest = lwip_htons(pcb->remote_port); 800a942: 68fb ldr r3, [r7, #12] 800a944: 8b1a ldrh r2, [r3, #24] 800a946: 693b ldr r3, [r7, #16] 800a948: 68dc ldr r4, [r3, #12] 800a94a: 4610 mov r0, r2 800a94c: f7fa faca bl 8004ee4 800a950: 4603 mov r3, r0 800a952: 8063 strh r3, [r4, #2] seg->tcphdr->seqno = lwip_htonl(seqno); 800a954: 693b ldr r3, [r7, #16] 800a956: 68dc ldr r4, [r3, #12] 800a958: 6838 ldr r0, [r7, #0] 800a95a: f7fa fad8 bl 8004f0e 800a95e: 4603 mov r3, r0 800a960: 6063 str r3, [r4, #4] /* ackno is set in tcp_output */ TCPH_HDRLEN_FLAGS_SET(seg->tcphdr, (5 + optlen / 4), hdrflags); 800a962: 7dfb ldrb r3, [r7, #23] 800a964: 089b lsrs r3, r3, #2 800a966: b2db uxtb r3, r3 800a968: b29b uxth r3, r3 800a96a: 3305 adds r3, #5 800a96c: b29b uxth r3, r3 800a96e: 031b lsls r3, r3, #12 800a970: b29a uxth r2, r3 800a972: 79fb ldrb r3, [r7, #7] 800a974: b29b uxth r3, r3 800a976: 4313 orrs r3, r2 800a978: b29a uxth r2, r3 800a97a: 693b ldr r3, [r7, #16] 800a97c: 68dc ldr r4, [r3, #12] 800a97e: 4610 mov r0, r2 800a980: f7fa fab0 bl 8004ee4 800a984: 4603 mov r3, r0 800a986: 81a3 strh r3, [r4, #12] /* wnd and chksum are set in tcp_output */ seg->tcphdr->urgp = 0; 800a988: 693b ldr r3, [r7, #16] 800a98a: 68db ldr r3, [r3, #12] 800a98c: 2200 movs r2, #0 800a98e: 749a strb r2, [r3, #18] 800a990: 2200 movs r2, #0 800a992: 74da strb r2, [r3, #19] return seg; 800a994: 693b ldr r3, [r7, #16] } 800a996: 4618 mov r0, r3 800a998: 371c adds r7, #28 800a99a: 46bd mov sp, r7 800a99c: bd90 pop {r4, r7, pc} 800a99e: bf00 nop 800a9a0: 08017294 .word 0x08017294 800a9a4: 080172c8 .word 0x080172c8 800a9a8: 080172e8 .word 0x080172e8 800a9ac: 08017310 .word 0x08017310 800a9b0: 08017334 .word 0x08017334 0800a9b4 : * @param pcb the tcp_pcb for which to split the unsent head * @param split the amount of payload to remain in the head */ err_t tcp_split_unsent_seg(struct tcp_pcb *pcb, u16_t split) { 800a9b4: b590 push {r4, r7, lr} 800a9b6: b08b sub sp, #44 ; 0x2c 800a9b8: af02 add r7, sp, #8 800a9ba: 6078 str r0, [r7, #4] 800a9bc: 460b mov r3, r1 800a9be: 807b strh r3, [r7, #2] struct tcp_seg *seg = NULL, *useg = NULL; 800a9c0: 2300 movs r3, #0 800a9c2: 61fb str r3, [r7, #28] 800a9c4: 2300 movs r3, #0 800a9c6: 617b str r3, [r7, #20] struct pbuf *p = NULL; 800a9c8: 2300 movs r3, #0 800a9ca: 613b str r3, [r7, #16] u16_t chksum = 0; u8_t chksum_swapped = 0; struct pbuf *q; #endif /* TCP_CHECKSUM_ON_COPY */ LWIP_ASSERT("tcp_split_unsent_seg: invalid pcb", pcb != NULL); 800a9cc: 687b ldr r3, [r7, #4] 800a9ce: 2b00 cmp r3, #0 800a9d0: d106 bne.n 800a9e0 800a9d2: 4b95 ldr r3, [pc, #596] ; (800ac28 ) 800a9d4: f240 324b movw r2, #843 ; 0x34b 800a9d8: 4994 ldr r1, [pc, #592] ; (800ac2c ) 800a9da: 4895 ldr r0, [pc, #596] ; (800ac30 ) 800a9dc: f006 fb64 bl 80110a8 useg = pcb->unsent; 800a9e0: 687b ldr r3, [r7, #4] 800a9e2: 6edb ldr r3, [r3, #108] ; 0x6c 800a9e4: 617b str r3, [r7, #20] if (useg == NULL) { 800a9e6: 697b ldr r3, [r7, #20] 800a9e8: 2b00 cmp r3, #0 800a9ea: d102 bne.n 800a9f2 return ERR_MEM; 800a9ec: f04f 33ff mov.w r3, #4294967295 800a9f0: e116 b.n 800ac20 } if (split == 0) { 800a9f2: 887b ldrh r3, [r7, #2] 800a9f4: 2b00 cmp r3, #0 800a9f6: d109 bne.n 800aa0c LWIP_ASSERT("Can't split segment into length 0", 0); 800a9f8: 4b8b ldr r3, [pc, #556] ; (800ac28 ) 800a9fa: f240 3253 movw r2, #851 ; 0x353 800a9fe: 498d ldr r1, [pc, #564] ; (800ac34 ) 800aa00: 488b ldr r0, [pc, #556] ; (800ac30 ) 800aa02: f006 fb51 bl 80110a8 return ERR_VAL; 800aa06: f06f 0305 mvn.w r3, #5 800aa0a: e109 b.n 800ac20 } if (useg->len <= split) { 800aa0c: 697b ldr r3, [r7, #20] 800aa0e: 891b ldrh r3, [r3, #8] 800aa10: 887a ldrh r2, [r7, #2] 800aa12: 429a cmp r2, r3 800aa14: d301 bcc.n 800aa1a return ERR_OK; 800aa16: 2300 movs r3, #0 800aa18: e102 b.n 800ac20 } LWIP_ASSERT("split <= mss", split <= pcb->mss); 800aa1a: 687b ldr r3, [r7, #4] 800aa1c: 8e5b ldrh r3, [r3, #50] ; 0x32 800aa1e: 887a ldrh r2, [r7, #2] 800aa20: 429a cmp r2, r3 800aa22: d906 bls.n 800aa32 800aa24: 4b80 ldr r3, [pc, #512] ; (800ac28 ) 800aa26: f240 325b movw r2, #859 ; 0x35b 800aa2a: 4983 ldr r1, [pc, #524] ; (800ac38 ) 800aa2c: 4880 ldr r0, [pc, #512] ; (800ac30 ) 800aa2e: f006 fb3b bl 80110a8 LWIP_ASSERT("useg->len > 0", useg->len > 0); 800aa32: 697b ldr r3, [r7, #20] 800aa34: 891b ldrh r3, [r3, #8] 800aa36: 2b00 cmp r3, #0 800aa38: d106 bne.n 800aa48 800aa3a: 4b7b ldr r3, [pc, #492] ; (800ac28 ) 800aa3c: f44f 7257 mov.w r2, #860 ; 0x35c 800aa40: 497e ldr r1, [pc, #504] ; (800ac3c ) 800aa42: 487b ldr r0, [pc, #492] ; (800ac30 ) 800aa44: f006 fb30 bl 80110a8 * to split this packet so we may actually exceed the max value by * one! */ LWIP_DEBUGF(TCP_QLEN_DEBUG, ("tcp_enqueue: split_unsent_seg: %u\n", (unsigned int)pcb->snd_queuelen)); optflags = useg->flags; 800aa48: 697b ldr r3, [r7, #20] 800aa4a: 7a9b ldrb r3, [r3, #10] 800aa4c: 73fb strb r3, [r7, #15] #if TCP_CHECKSUM_ON_COPY /* Remove since checksum is not stored until after tcp_create_segment() */ optflags &= ~TF_SEG_DATA_CHECKSUMMED; #endif /* TCP_CHECKSUM_ON_COPY */ optlen = LWIP_TCP_OPT_LENGTH(optflags); 800aa4e: 7bfb ldrb r3, [r7, #15] 800aa50: 009b lsls r3, r3, #2 800aa52: b2db uxtb r3, r3 800aa54: f003 0304 and.w r3, r3, #4 800aa58: 73bb strb r3, [r7, #14] remainder = useg->len - split; 800aa5a: 697b ldr r3, [r7, #20] 800aa5c: 891a ldrh r2, [r3, #8] 800aa5e: 887b ldrh r3, [r7, #2] 800aa60: 1ad3 subs r3, r2, r3 800aa62: 81bb strh r3, [r7, #12] /* Create new pbuf for the remainder of the split */ p = pbuf_alloc(PBUF_TRANSPORT, remainder + optlen, PBUF_RAM); 800aa64: 7bbb ldrb r3, [r7, #14] 800aa66: b29a uxth r2, r3 800aa68: 89bb ldrh r3, [r7, #12] 800aa6a: 4413 add r3, r2 800aa6c: b29b uxth r3, r3 800aa6e: f44f 7220 mov.w r2, #640 ; 0x280 800aa72: 4619 mov r1, r3 800aa74: 2036 movs r0, #54 ; 0x36 800aa76: f7fb fabb bl 8005ff0 800aa7a: 6138 str r0, [r7, #16] if (p == NULL) { 800aa7c: 693b ldr r3, [r7, #16] 800aa7e: 2b00 cmp r3, #0 800aa80: f000 80b7 beq.w 800abf2 ("tcp_split_unsent_seg: could not allocate memory for pbuf remainder %u\n", remainder)); goto memerr; } /* Offset into the original pbuf is past TCP/IP headers, options, and split amount */ offset = useg->p->tot_len - useg->len + split; 800aa84: 697b ldr r3, [r7, #20] 800aa86: 685b ldr r3, [r3, #4] 800aa88: 891a ldrh r2, [r3, #8] 800aa8a: 697b ldr r3, [r7, #20] 800aa8c: 891b ldrh r3, [r3, #8] 800aa8e: 1ad3 subs r3, r2, r3 800aa90: b29a uxth r2, r3 800aa92: 887b ldrh r3, [r7, #2] 800aa94: 4413 add r3, r2 800aa96: 817b strh r3, [r7, #10] /* Copy remainder into new pbuf, headers and options will not be filled out */ if (pbuf_copy_partial(useg->p, (u8_t *)p->payload + optlen, remainder, offset ) != remainder) { 800aa98: 697b ldr r3, [r7, #20] 800aa9a: 6858 ldr r0, [r3, #4] 800aa9c: 693b ldr r3, [r7, #16] 800aa9e: 685a ldr r2, [r3, #4] 800aaa0: 7bbb ldrb r3, [r7, #14] 800aaa2: 18d1 adds r1, r2, r3 800aaa4: 897b ldrh r3, [r7, #10] 800aaa6: 89ba ldrh r2, [r7, #12] 800aaa8: f7fb ff80 bl 80069ac 800aaac: 4603 mov r3, r0 800aaae: 461a mov r2, r3 800aab0: 89bb ldrh r3, [r7, #12] 800aab2: 4293 cmp r3, r2 800aab4: f040 809f bne.w 800abf6 #endif /* TCP_CHECKSUM_ON_COPY */ /* Options are created when calling tcp_output() */ /* Migrate flags from original segment */ split_flags = TCPH_FLAGS(useg->tcphdr); 800aab8: 697b ldr r3, [r7, #20] 800aaba: 68db ldr r3, [r3, #12] 800aabc: 899b ldrh r3, [r3, #12] 800aabe: b29b uxth r3, r3 800aac0: 4618 mov r0, r3 800aac2: f7fa fa0f bl 8004ee4 800aac6: 4603 mov r3, r0 800aac8: b2db uxtb r3, r3 800aaca: f003 033f and.w r3, r3, #63 ; 0x3f 800aace: 76fb strb r3, [r7, #27] remainder_flags = 0; /* ACK added in tcp_output() */ 800aad0: 2300 movs r3, #0 800aad2: 76bb strb r3, [r7, #26] if (split_flags & TCP_PSH) { 800aad4: 7efb ldrb r3, [r7, #27] 800aad6: f003 0308 and.w r3, r3, #8 800aada: 2b00 cmp r3, #0 800aadc: d007 beq.n 800aaee split_flags &= ~TCP_PSH; 800aade: 7efb ldrb r3, [r7, #27] 800aae0: f023 0308 bic.w r3, r3, #8 800aae4: 76fb strb r3, [r7, #27] remainder_flags |= TCP_PSH; 800aae6: 7ebb ldrb r3, [r7, #26] 800aae8: f043 0308 orr.w r3, r3, #8 800aaec: 76bb strb r3, [r7, #26] } if (split_flags & TCP_FIN) { 800aaee: 7efb ldrb r3, [r7, #27] 800aaf0: f003 0301 and.w r3, r3, #1 800aaf4: 2b00 cmp r3, #0 800aaf6: d007 beq.n 800ab08 split_flags &= ~TCP_FIN; 800aaf8: 7efb ldrb r3, [r7, #27] 800aafa: f023 0301 bic.w r3, r3, #1 800aafe: 76fb strb r3, [r7, #27] remainder_flags |= TCP_FIN; 800ab00: 7ebb ldrb r3, [r7, #26] 800ab02: f043 0301 orr.w r3, r3, #1 800ab06: 76bb strb r3, [r7, #26] } /* SYN should be left on split, RST should not be present with data */ seg = tcp_create_segment(pcb, p, remainder_flags, lwip_ntohl(useg->tcphdr->seqno) + split, optflags); 800ab08: 697b ldr r3, [r7, #20] 800ab0a: 68db ldr r3, [r3, #12] 800ab0c: 685b ldr r3, [r3, #4] 800ab0e: 4618 mov r0, r3 800ab10: f7fa f9fd bl 8004f0e 800ab14: 4602 mov r2, r0 800ab16: 887b ldrh r3, [r7, #2] 800ab18: 18d1 adds r1, r2, r3 800ab1a: 7eba ldrb r2, [r7, #26] 800ab1c: 7bfb ldrb r3, [r7, #15] 800ab1e: 9300 str r3, [sp, #0] 800ab20: 460b mov r3, r1 800ab22: 6939 ldr r1, [r7, #16] 800ab24: 6878 ldr r0, [r7, #4] 800ab26: f7ff fea7 bl 800a878 800ab2a: 61f8 str r0, [r7, #28] if (seg == NULL) { 800ab2c: 69fb ldr r3, [r7, #28] 800ab2e: 2b00 cmp r3, #0 800ab30: d063 beq.n 800abfa seg->chksum_swapped = chksum_swapped; seg->flags |= TF_SEG_DATA_CHECKSUMMED; #endif /* TCP_CHECKSUM_ON_COPY */ /* Remove this segment from the queue since trimming it may free pbufs */ pcb->snd_queuelen -= pbuf_clen(useg->p); 800ab32: 697b ldr r3, [r7, #20] 800ab34: 685b ldr r3, [r3, #4] 800ab36: 4618 mov r0, r3 800ab38: f7fb fdc6 bl 80066c8 800ab3c: 4603 mov r3, r0 800ab3e: 461a mov r2, r3 800ab40: 687b ldr r3, [r7, #4] 800ab42: f8b3 3066 ldrh.w r3, [r3, #102] ; 0x66 800ab46: 1a9b subs r3, r3, r2 800ab48: b29a uxth r2, r3 800ab4a: 687b ldr r3, [r7, #4] 800ab4c: f8a3 2066 strh.w r2, [r3, #102] ; 0x66 /* Trim the original pbuf into our split size. At this point our remainder segment must be setup successfully because we are modifying the original segment */ pbuf_realloc(useg->p, useg->p->tot_len - remainder); 800ab50: 697b ldr r3, [r7, #20] 800ab52: 6858 ldr r0, [r3, #4] 800ab54: 697b ldr r3, [r7, #20] 800ab56: 685b ldr r3, [r3, #4] 800ab58: 891a ldrh r2, [r3, #8] 800ab5a: 89bb ldrh r3, [r7, #12] 800ab5c: 1ad3 subs r3, r2, r3 800ab5e: b29b uxth r3, r3 800ab60: 4619 mov r1, r3 800ab62: f7fb fba3 bl 80062ac useg->len -= remainder; 800ab66: 697b ldr r3, [r7, #20] 800ab68: 891a ldrh r2, [r3, #8] 800ab6a: 89bb ldrh r3, [r7, #12] 800ab6c: 1ad3 subs r3, r2, r3 800ab6e: b29a uxth r2, r3 800ab70: 697b ldr r3, [r7, #20] 800ab72: 811a strh r2, [r3, #8] TCPH_SET_FLAG(useg->tcphdr, split_flags); 800ab74: 697b ldr r3, [r7, #20] 800ab76: 68db ldr r3, [r3, #12] 800ab78: 899b ldrh r3, [r3, #12] 800ab7a: b29c uxth r4, r3 800ab7c: 7efb ldrb r3, [r7, #27] 800ab7e: b29b uxth r3, r3 800ab80: 4618 mov r0, r3 800ab82: f7fa f9af bl 8004ee4 800ab86: 4603 mov r3, r0 800ab88: 461a mov r2, r3 800ab8a: 697b ldr r3, [r7, #20] 800ab8c: 68db ldr r3, [r3, #12] 800ab8e: 4322 orrs r2, r4 800ab90: b292 uxth r2, r2 800ab92: 819a strh r2, [r3, #12] /* By trimming, realloc may have actually shrunk the pbuf, so clear oversize_left */ useg->oversize_left = 0; #endif /* TCP_OVERSIZE_DBGCHECK */ /* Add back to the queue with new trimmed pbuf */ pcb->snd_queuelen += pbuf_clen(useg->p); 800ab94: 697b ldr r3, [r7, #20] 800ab96: 685b ldr r3, [r3, #4] 800ab98: 4618 mov r0, r3 800ab9a: f7fb fd95 bl 80066c8 800ab9e: 4603 mov r3, r0 800aba0: 461a mov r2, r3 800aba2: 687b ldr r3, [r7, #4] 800aba4: f8b3 3066 ldrh.w r3, [r3, #102] ; 0x66 800aba8: 4413 add r3, r2 800abaa: b29a uxth r2, r3 800abac: 687b ldr r3, [r7, #4] 800abae: f8a3 2066 strh.w r2, [r3, #102] ; 0x66 #endif /* TCP_CHECKSUM_ON_COPY */ /* Update number of segments on the queues. Note that length now may * exceed TCP_SND_QUEUELEN! We don't have to touch pcb->snd_buf * because the total amount of data is constant when packet is split */ pcb->snd_queuelen += pbuf_clen(seg->p); 800abb2: 69fb ldr r3, [r7, #28] 800abb4: 685b ldr r3, [r3, #4] 800abb6: 4618 mov r0, r3 800abb8: f7fb fd86 bl 80066c8 800abbc: 4603 mov r3, r0 800abbe: 461a mov r2, r3 800abc0: 687b ldr r3, [r7, #4] 800abc2: f8b3 3066 ldrh.w r3, [r3, #102] ; 0x66 800abc6: 4413 add r3, r2 800abc8: b29a uxth r2, r3 800abca: 687b ldr r3, [r7, #4] 800abcc: f8a3 2066 strh.w r2, [r3, #102] ; 0x66 /* Finally insert remainder into queue after split (which stays head) */ seg->next = useg->next; 800abd0: 697b ldr r3, [r7, #20] 800abd2: 681a ldr r2, [r3, #0] 800abd4: 69fb ldr r3, [r7, #28] 800abd6: 601a str r2, [r3, #0] useg->next = seg; 800abd8: 697b ldr r3, [r7, #20] 800abda: 69fa ldr r2, [r7, #28] 800abdc: 601a str r2, [r3, #0] #if TCP_OVERSIZE /* If remainder is last segment on the unsent, ensure we clear the oversize amount * because the remainder is always sized to the exact remaining amount */ if (seg->next == NULL) { 800abde: 69fb ldr r3, [r7, #28] 800abe0: 681b ldr r3, [r3, #0] 800abe2: 2b00 cmp r3, #0 800abe4: d103 bne.n 800abee pcb->unsent_oversize = 0; 800abe6: 687b ldr r3, [r7, #4] 800abe8: 2200 movs r2, #0 800abea: f8a3 2068 strh.w r2, [r3, #104] ; 0x68 } #endif /* TCP_OVERSIZE */ return ERR_OK; 800abee: 2300 movs r3, #0 800abf0: e016 b.n 800ac20 goto memerr; 800abf2: bf00 nop 800abf4: e002 b.n 800abfc goto memerr; 800abf6: bf00 nop 800abf8: e000 b.n 800abfc goto memerr; 800abfa: bf00 nop memerr: TCP_STATS_INC(tcp.memerr); LWIP_ASSERT("seg == NULL", seg == NULL); 800abfc: 69fb ldr r3, [r7, #28] 800abfe: 2b00 cmp r3, #0 800ac00: d006 beq.n 800ac10 800ac02: 4b09 ldr r3, [pc, #36] ; (800ac28 ) 800ac04: f44f 7276 mov.w r2, #984 ; 0x3d8 800ac08: 490d ldr r1, [pc, #52] ; (800ac40 ) 800ac0a: 4809 ldr r0, [pc, #36] ; (800ac30 ) 800ac0c: f006 fa4c bl 80110a8 if (p != NULL) { 800ac10: 693b ldr r3, [r7, #16] 800ac12: 2b00 cmp r3, #0 800ac14: d002 beq.n 800ac1c pbuf_free(p); 800ac16: 6938 ldr r0, [r7, #16] 800ac18: f7fb fcce bl 80065b8 } return ERR_MEM; 800ac1c: f04f 33ff mov.w r3, #4294967295 } 800ac20: 4618 mov r0, r3 800ac22: 3724 adds r7, #36 ; 0x24 800ac24: 46bd mov sp, r7 800ac26: bd90 pop {r4, r7, pc} 800ac28: 08017294 .word 0x08017294 800ac2c: 08017628 .word 0x08017628 800ac30: 080172e8 .word 0x080172e8 800ac34: 0801764c .word 0x0801764c 800ac38: 08017670 .word 0x08017670 800ac3c: 08017680 .word 0x08017680 800ac40: 08017690 .word 0x08017690 0800ac44 : * @param pcb the tcp_pcb over which to send a segment * @return ERR_OK if sent, another err_t otherwise */ err_t tcp_send_fin(struct tcp_pcb *pcb) { 800ac44: b590 push {r4, r7, lr} 800ac46: b085 sub sp, #20 800ac48: af00 add r7, sp, #0 800ac4a: 6078 str r0, [r7, #4] LWIP_ASSERT("tcp_send_fin: invalid pcb", pcb != NULL); 800ac4c: 687b ldr r3, [r7, #4] 800ac4e: 2b00 cmp r3, #0 800ac50: d106 bne.n 800ac60 800ac52: 4b21 ldr r3, [pc, #132] ; (800acd8 ) 800ac54: f240 32eb movw r2, #1003 ; 0x3eb 800ac58: 4920 ldr r1, [pc, #128] ; (800acdc ) 800ac5a: 4821 ldr r0, [pc, #132] ; (800ace0 ) 800ac5c: f006 fa24 bl 80110a8 /* first, try to add the fin to the last unsent segment */ if (pcb->unsent != NULL) { 800ac60: 687b ldr r3, [r7, #4] 800ac62: 6edb ldr r3, [r3, #108] ; 0x6c 800ac64: 2b00 cmp r3, #0 800ac66: d02e beq.n 800acc6 struct tcp_seg *last_unsent; for (last_unsent = pcb->unsent; last_unsent->next != NULL; 800ac68: 687b ldr r3, [r7, #4] 800ac6a: 6edb ldr r3, [r3, #108] ; 0x6c 800ac6c: 60fb str r3, [r7, #12] 800ac6e: e002 b.n 800ac76 last_unsent = last_unsent->next); 800ac70: 68fb ldr r3, [r7, #12] 800ac72: 681b ldr r3, [r3, #0] 800ac74: 60fb str r3, [r7, #12] for (last_unsent = pcb->unsent; last_unsent->next != NULL; 800ac76: 68fb ldr r3, [r7, #12] 800ac78: 681b ldr r3, [r3, #0] 800ac7a: 2b00 cmp r3, #0 800ac7c: d1f8 bne.n 800ac70 if ((TCPH_FLAGS(last_unsent->tcphdr) & (TCP_SYN | TCP_FIN | TCP_RST)) == 0) { 800ac7e: 68fb ldr r3, [r7, #12] 800ac80: 68db ldr r3, [r3, #12] 800ac82: 899b ldrh r3, [r3, #12] 800ac84: b29b uxth r3, r3 800ac86: 4618 mov r0, r3 800ac88: f7fa f92c bl 8004ee4 800ac8c: 4603 mov r3, r0 800ac8e: b2db uxtb r3, r3 800ac90: f003 0307 and.w r3, r3, #7 800ac94: 2b00 cmp r3, #0 800ac96: d116 bne.n 800acc6 /* no SYN/FIN/RST flag in the header, we can add the FIN flag */ TCPH_SET_FLAG(last_unsent->tcphdr, TCP_FIN); 800ac98: 68fb ldr r3, [r7, #12] 800ac9a: 68db ldr r3, [r3, #12] 800ac9c: 899b ldrh r3, [r3, #12] 800ac9e: b29c uxth r4, r3 800aca0: 2001 movs r0, #1 800aca2: f7fa f91f bl 8004ee4 800aca6: 4603 mov r3, r0 800aca8: 461a mov r2, r3 800acaa: 68fb ldr r3, [r7, #12] 800acac: 68db ldr r3, [r3, #12] 800acae: 4322 orrs r2, r4 800acb0: b292 uxth r2, r2 800acb2: 819a strh r2, [r3, #12] tcp_set_flags(pcb, TF_FIN); 800acb4: 687b ldr r3, [r7, #4] 800acb6: 8b5b ldrh r3, [r3, #26] 800acb8: f043 0320 orr.w r3, r3, #32 800acbc: b29a uxth r2, r3 800acbe: 687b ldr r3, [r7, #4] 800acc0: 835a strh r2, [r3, #26] return ERR_OK; 800acc2: 2300 movs r3, #0 800acc4: e004 b.n 800acd0 } } /* no data, no length, flags, copy=1, no optdata */ return tcp_enqueue_flags(pcb, TCP_FIN); 800acc6: 2101 movs r1, #1 800acc8: 6878 ldr r0, [r7, #4] 800acca: f000 f80b bl 800ace4 800acce: 4603 mov r3, r0 } 800acd0: 4618 mov r0, r3 800acd2: 3714 adds r7, #20 800acd4: 46bd mov sp, r7 800acd6: bd90 pop {r4, r7, pc} 800acd8: 08017294 .word 0x08017294 800acdc: 0801769c .word 0x0801769c 800ace0: 080172e8 .word 0x080172e8 0800ace4 : * @param pcb Protocol control block for the TCP connection. * @param flags TCP header flags to set in the outgoing segment. */ err_t tcp_enqueue_flags(struct tcp_pcb *pcb, u8_t flags) { 800ace4: b580 push {r7, lr} 800ace6: b08a sub sp, #40 ; 0x28 800ace8: af02 add r7, sp, #8 800acea: 6078 str r0, [r7, #4] 800acec: 460b mov r3, r1 800acee: 70fb strb r3, [r7, #3] struct pbuf *p; struct tcp_seg *seg; u8_t optflags = 0; 800acf0: 2300 movs r3, #0 800acf2: 77fb strb r3, [r7, #31] u8_t optlen = 0; 800acf4: 2300 movs r3, #0 800acf6: 75fb strb r3, [r7, #23] LWIP_DEBUGF(TCP_QLEN_DEBUG, ("tcp_enqueue_flags: queuelen: %"U16_F"\n", (u16_t)pcb->snd_queuelen)); LWIP_ASSERT("tcp_enqueue_flags: need either TCP_SYN or TCP_FIN in flags (programmer violates API)", 800acf8: 78fb ldrb r3, [r7, #3] 800acfa: f003 0303 and.w r3, r3, #3 800acfe: 2b00 cmp r3, #0 800ad00: d106 bne.n 800ad10 800ad02: 4b67 ldr r3, [pc, #412] ; (800aea0 ) 800ad04: f240 4211 movw r2, #1041 ; 0x411 800ad08: 4966 ldr r1, [pc, #408] ; (800aea4 ) 800ad0a: 4867 ldr r0, [pc, #412] ; (800aea8 ) 800ad0c: f006 f9cc bl 80110a8 (flags & (TCP_SYN | TCP_FIN)) != 0); LWIP_ASSERT("tcp_enqueue_flags: invalid pcb", pcb != NULL); 800ad10: 687b ldr r3, [r7, #4] 800ad12: 2b00 cmp r3, #0 800ad14: d106 bne.n 800ad24 800ad16: 4b62 ldr r3, [pc, #392] ; (800aea0 ) 800ad18: f240 4213 movw r2, #1043 ; 0x413 800ad1c: 4963 ldr r1, [pc, #396] ; (800aeac ) 800ad1e: 4862 ldr r0, [pc, #392] ; (800aea8 ) 800ad20: f006 f9c2 bl 80110a8 /* No need to check pcb->snd_queuelen if only SYN or FIN are allowed! */ /* Get options for this segment. This is a special case since this is the only place where a SYN can be sent. */ if (flags & TCP_SYN) { 800ad24: 78fb ldrb r3, [r7, #3] 800ad26: f003 0302 and.w r3, r3, #2 800ad2a: 2b00 cmp r3, #0 800ad2c: d001 beq.n 800ad32 optflags = TF_SEG_OPTS_MSS; 800ad2e: 2301 movs r3, #1 800ad30: 77fb strb r3, [r7, #31] /* Make sure the timestamp option is only included in data segments if we agreed about it with the remote host (and in active open SYN segments). */ optflags |= TF_SEG_OPTS_TS; } #endif /* LWIP_TCP_TIMESTAMPS */ optlen = LWIP_TCP_OPT_LENGTH_SEGMENT(optflags, pcb); 800ad32: 7ffb ldrb r3, [r7, #31] 800ad34: 009b lsls r3, r3, #2 800ad36: b2db uxtb r3, r3 800ad38: f003 0304 and.w r3, r3, #4 800ad3c: 75fb strb r3, [r7, #23] /* Allocate pbuf with room for TCP header + options */ if ((p = pbuf_alloc(PBUF_TRANSPORT, optlen, PBUF_RAM)) == NULL) { 800ad3e: 7dfb ldrb r3, [r7, #23] 800ad40: b29b uxth r3, r3 800ad42: f44f 7220 mov.w r2, #640 ; 0x280 800ad46: 4619 mov r1, r3 800ad48: 2036 movs r0, #54 ; 0x36 800ad4a: f7fb f951 bl 8005ff0 800ad4e: 6138 str r0, [r7, #16] 800ad50: 693b ldr r3, [r7, #16] 800ad52: 2b00 cmp r3, #0 800ad54: d109 bne.n 800ad6a tcp_set_flags(pcb, TF_NAGLEMEMERR); 800ad56: 687b ldr r3, [r7, #4] 800ad58: 8b5b ldrh r3, [r3, #26] 800ad5a: f043 0380 orr.w r3, r3, #128 ; 0x80 800ad5e: b29a uxth r2, r3 800ad60: 687b ldr r3, [r7, #4] 800ad62: 835a strh r2, [r3, #26] TCP_STATS_INC(tcp.memerr); return ERR_MEM; 800ad64: f04f 33ff mov.w r3, #4294967295 800ad68: e095 b.n 800ae96 } LWIP_ASSERT("tcp_enqueue_flags: check that first pbuf can hold optlen", 800ad6a: 693b ldr r3, [r7, #16] 800ad6c: 895a ldrh r2, [r3, #10] 800ad6e: 7dfb ldrb r3, [r7, #23] 800ad70: b29b uxth r3, r3 800ad72: 429a cmp r2, r3 800ad74: d206 bcs.n 800ad84 800ad76: 4b4a ldr r3, [pc, #296] ; (800aea0 ) 800ad78: f240 4239 movw r2, #1081 ; 0x439 800ad7c: 494c ldr r1, [pc, #304] ; (800aeb0 ) 800ad7e: 484a ldr r0, [pc, #296] ; (800aea8 ) 800ad80: f006 f992 bl 80110a8 (p->len >= optlen)); /* Allocate memory for tcp_seg, and fill in fields. */ if ((seg = tcp_create_segment(pcb, p, flags, pcb->snd_lbb, optflags)) == NULL) { 800ad84: 687b ldr r3, [r7, #4] 800ad86: 6dd9 ldr r1, [r3, #92] ; 0x5c 800ad88: 78fa ldrb r2, [r7, #3] 800ad8a: 7ffb ldrb r3, [r7, #31] 800ad8c: 9300 str r3, [sp, #0] 800ad8e: 460b mov r3, r1 800ad90: 6939 ldr r1, [r7, #16] 800ad92: 6878 ldr r0, [r7, #4] 800ad94: f7ff fd70 bl 800a878 800ad98: 60f8 str r0, [r7, #12] 800ad9a: 68fb ldr r3, [r7, #12] 800ad9c: 2b00 cmp r3, #0 800ad9e: d109 bne.n 800adb4 tcp_set_flags(pcb, TF_NAGLEMEMERR); 800ada0: 687b ldr r3, [r7, #4] 800ada2: 8b5b ldrh r3, [r3, #26] 800ada4: f043 0380 orr.w r3, r3, #128 ; 0x80 800ada8: b29a uxth r2, r3 800adaa: 687b ldr r3, [r7, #4] 800adac: 835a strh r2, [r3, #26] TCP_STATS_INC(tcp.memerr); return ERR_MEM; 800adae: f04f 33ff mov.w r3, #4294967295 800adb2: e070 b.n 800ae96 } LWIP_ASSERT("seg->tcphdr not aligned", ((mem_ptr_t)seg->tcphdr % LWIP_MIN(MEM_ALIGNMENT, 4)) == 0); 800adb4: 68fb ldr r3, [r7, #12] 800adb6: 68db ldr r3, [r3, #12] 800adb8: f003 0303 and.w r3, r3, #3 800adbc: 2b00 cmp r3, #0 800adbe: d006 beq.n 800adce 800adc0: 4b37 ldr r3, [pc, #220] ; (800aea0 ) 800adc2: f240 4242 movw r2, #1090 ; 0x442 800adc6: 493b ldr r1, [pc, #236] ; (800aeb4 ) 800adc8: 4837 ldr r0, [pc, #220] ; (800aea8 ) 800adca: f006 f96d bl 80110a8 LWIP_ASSERT("tcp_enqueue_flags: invalid segment length", seg->len == 0); 800adce: 68fb ldr r3, [r7, #12] 800add0: 891b ldrh r3, [r3, #8] 800add2: 2b00 cmp r3, #0 800add4: d006 beq.n 800ade4 800add6: 4b32 ldr r3, [pc, #200] ; (800aea0 ) 800add8: f240 4243 movw r2, #1091 ; 0x443 800addc: 4936 ldr r1, [pc, #216] ; (800aeb8 ) 800adde: 4832 ldr r0, [pc, #200] ; (800aea8 ) 800ade0: f006 f962 bl 80110a8 lwip_ntohl(seg->tcphdr->seqno), lwip_ntohl(seg->tcphdr->seqno) + TCP_TCPLEN(seg), (u16_t)flags)); /* Now append seg to pcb->unsent queue */ if (pcb->unsent == NULL) { 800ade4: 687b ldr r3, [r7, #4] 800ade6: 6edb ldr r3, [r3, #108] ; 0x6c 800ade8: 2b00 cmp r3, #0 800adea: d103 bne.n 800adf4 pcb->unsent = seg; 800adec: 687b ldr r3, [r7, #4] 800adee: 68fa ldr r2, [r7, #12] 800adf0: 66da str r2, [r3, #108] ; 0x6c 800adf2: e00d b.n 800ae10 } else { struct tcp_seg *useg; for (useg = pcb->unsent; useg->next != NULL; useg = useg->next); 800adf4: 687b ldr r3, [r7, #4] 800adf6: 6edb ldr r3, [r3, #108] ; 0x6c 800adf8: 61bb str r3, [r7, #24] 800adfa: e002 b.n 800ae02 800adfc: 69bb ldr r3, [r7, #24] 800adfe: 681b ldr r3, [r3, #0] 800ae00: 61bb str r3, [r7, #24] 800ae02: 69bb ldr r3, [r7, #24] 800ae04: 681b ldr r3, [r3, #0] 800ae06: 2b00 cmp r3, #0 800ae08: d1f8 bne.n 800adfc useg->next = seg; 800ae0a: 69bb ldr r3, [r7, #24] 800ae0c: 68fa ldr r2, [r7, #12] 800ae0e: 601a str r2, [r3, #0] } #if TCP_OVERSIZE /* The new unsent tail has no space */ pcb->unsent_oversize = 0; 800ae10: 687b ldr r3, [r7, #4] 800ae12: 2200 movs r2, #0 800ae14: f8a3 2068 strh.w r2, [r3, #104] ; 0x68 #endif /* TCP_OVERSIZE */ /* SYN and FIN bump the sequence number */ if ((flags & TCP_SYN) || (flags & TCP_FIN)) { 800ae18: 78fb ldrb r3, [r7, #3] 800ae1a: f003 0302 and.w r3, r3, #2 800ae1e: 2b00 cmp r3, #0 800ae20: d104 bne.n 800ae2c 800ae22: 78fb ldrb r3, [r7, #3] 800ae24: f003 0301 and.w r3, r3, #1 800ae28: 2b00 cmp r3, #0 800ae2a: d004 beq.n 800ae36 pcb->snd_lbb++; 800ae2c: 687b ldr r3, [r7, #4] 800ae2e: 6ddb ldr r3, [r3, #92] ; 0x5c 800ae30: 1c5a adds r2, r3, #1 800ae32: 687b ldr r3, [r7, #4] 800ae34: 65da str r2, [r3, #92] ; 0x5c /* optlen does not influence snd_buf */ } if (flags & TCP_FIN) { 800ae36: 78fb ldrb r3, [r7, #3] 800ae38: f003 0301 and.w r3, r3, #1 800ae3c: 2b00 cmp r3, #0 800ae3e: d006 beq.n 800ae4e tcp_set_flags(pcb, TF_FIN); 800ae40: 687b ldr r3, [r7, #4] 800ae42: 8b5b ldrh r3, [r3, #26] 800ae44: f043 0320 orr.w r3, r3, #32 800ae48: b29a uxth r2, r3 800ae4a: 687b ldr r3, [r7, #4] 800ae4c: 835a strh r2, [r3, #26] } /* update number of segments on the queues */ pcb->snd_queuelen += pbuf_clen(seg->p); 800ae4e: 68fb ldr r3, [r7, #12] 800ae50: 685b ldr r3, [r3, #4] 800ae52: 4618 mov r0, r3 800ae54: f7fb fc38 bl 80066c8 800ae58: 4603 mov r3, r0 800ae5a: 461a mov r2, r3 800ae5c: 687b ldr r3, [r7, #4] 800ae5e: f8b3 3066 ldrh.w r3, [r3, #102] ; 0x66 800ae62: 4413 add r3, r2 800ae64: b29a uxth r2, r3 800ae66: 687b ldr r3, [r7, #4] 800ae68: f8a3 2066 strh.w r2, [r3, #102] ; 0x66 LWIP_DEBUGF(TCP_QLEN_DEBUG, ("tcp_enqueue_flags: %"S16_F" (after enqueued)\n", pcb->snd_queuelen)); if (pcb->snd_queuelen != 0) { 800ae6c: 687b ldr r3, [r7, #4] 800ae6e: f8b3 3066 ldrh.w r3, [r3, #102] ; 0x66 800ae72: 2b00 cmp r3, #0 800ae74: d00e beq.n 800ae94 LWIP_ASSERT("tcp_enqueue_flags: invalid queue length", 800ae76: 687b ldr r3, [r7, #4] 800ae78: 6f1b ldr r3, [r3, #112] ; 0x70 800ae7a: 2b00 cmp r3, #0 800ae7c: d10a bne.n 800ae94 800ae7e: 687b ldr r3, [r7, #4] 800ae80: 6edb ldr r3, [r3, #108] ; 0x6c 800ae82: 2b00 cmp r3, #0 800ae84: d106 bne.n 800ae94 800ae86: 4b06 ldr r3, [pc, #24] ; (800aea0 ) 800ae88: f240 4265 movw r2, #1125 ; 0x465 800ae8c: 490b ldr r1, [pc, #44] ; (800aebc ) 800ae8e: 4806 ldr r0, [pc, #24] ; (800aea8 ) 800ae90: f006 f90a bl 80110a8 pcb->unacked != NULL || pcb->unsent != NULL); } return ERR_OK; 800ae94: 2300 movs r3, #0 } 800ae96: 4618 mov r0, r3 800ae98: 3720 adds r7, #32 800ae9a: 46bd mov sp, r7 800ae9c: bd80 pop {r7, pc} 800ae9e: bf00 nop 800aea0: 08017294 .word 0x08017294 800aea4: 080176b8 .word 0x080176b8 800aea8: 080172e8 .word 0x080172e8 800aeac: 08017710 .word 0x08017710 800aeb0: 08017730 .word 0x08017730 800aeb4: 0801776c .word 0x0801776c 800aeb8: 08017784 .word 0x08017784 800aebc: 080177b0 .word 0x080177b0 0800aec0 : * @return ERR_OK if data has been sent or nothing to send * another err_t on error */ err_t tcp_output(struct tcp_pcb *pcb) { 800aec0: b5b0 push {r4, r5, r7, lr} 800aec2: b08a sub sp, #40 ; 0x28 800aec4: af00 add r7, sp, #0 800aec6: 6078 str r0, [r7, #4] s16_t i = 0; #endif /* TCP_CWND_DEBUG */ LWIP_ASSERT_CORE_LOCKED(); LWIP_ASSERT("tcp_output: invalid pcb", pcb != NULL); 800aec8: 687b ldr r3, [r7, #4] 800aeca: 2b00 cmp r3, #0 800aecc: d106 bne.n 800aedc 800aece: 4b8a ldr r3, [pc, #552] ; (800b0f8 ) 800aed0: f240 42e1 movw r2, #1249 ; 0x4e1 800aed4: 4989 ldr r1, [pc, #548] ; (800b0fc ) 800aed6: 488a ldr r0, [pc, #552] ; (800b100 ) 800aed8: f006 f8e6 bl 80110a8 /* pcb->state LISTEN not allowed here */ LWIP_ASSERT("don't call tcp_output for listen-pcbs", 800aedc: 687b ldr r3, [r7, #4] 800aede: 7d1b ldrb r3, [r3, #20] 800aee0: 2b01 cmp r3, #1 800aee2: d106 bne.n 800aef2 800aee4: 4b84 ldr r3, [pc, #528] ; (800b0f8 ) 800aee6: f240 42e3 movw r2, #1251 ; 0x4e3 800aeea: 4986 ldr r1, [pc, #536] ; (800b104 ) 800aeec: 4884 ldr r0, [pc, #528] ; (800b100 ) 800aeee: f006 f8db bl 80110a8 /* First, check if we are invoked by the TCP input processing code. If so, we do not output anything. Instead, we rely on the input processing code to call us when input processing is done with. */ if (tcp_input_pcb == pcb) { 800aef2: 4b85 ldr r3, [pc, #532] ; (800b108 ) 800aef4: 681b ldr r3, [r3, #0] 800aef6: 687a ldr r2, [r7, #4] 800aef8: 429a cmp r2, r3 800aefa: d101 bne.n 800af00 return ERR_OK; 800aefc: 2300 movs r3, #0 800aefe: e1ce b.n 800b29e } wnd = LWIP_MIN(pcb->snd_wnd, pcb->cwnd); 800af00: 687b ldr r3, [r7, #4] 800af02: f8b3 2048 ldrh.w r2, [r3, #72] ; 0x48 800af06: 687b ldr r3, [r7, #4] 800af08: f8b3 3060 ldrh.w r3, [r3, #96] ; 0x60 800af0c: 4293 cmp r3, r2 800af0e: bf28 it cs 800af10: 4613 movcs r3, r2 800af12: b29b uxth r3, r3 800af14: 61bb str r3, [r7, #24] seg = pcb->unsent; 800af16: 687b ldr r3, [r7, #4] 800af18: 6edb ldr r3, [r3, #108] ; 0x6c 800af1a: 627b str r3, [r7, #36] ; 0x24 if (seg == NULL) { 800af1c: 6a7b ldr r3, [r7, #36] ; 0x24 800af1e: 2b00 cmp r3, #0 800af20: d10b bne.n 800af3a ", seg == NULL, ack %"U32_F"\n", pcb->snd_wnd, pcb->cwnd, wnd, pcb->lastack)); /* If the TF_ACK_NOW flag is set and the ->unsent queue is empty, construct * an empty ACK segment and send it. */ if (pcb->flags & TF_ACK_NOW) { 800af22: 687b ldr r3, [r7, #4] 800af24: 8b5b ldrh r3, [r3, #26] 800af26: f003 0302 and.w r3, r3, #2 800af2a: 2b00 cmp r3, #0 800af2c: f000 81aa beq.w 800b284 return tcp_send_empty_ack(pcb); 800af30: 6878 ldr r0, [r7, #4] 800af32: f000 fdcb bl 800bacc 800af36: 4603 mov r3, r0 800af38: e1b1 b.n 800b29e pcb->snd_wnd, pcb->cwnd, wnd, lwip_ntohl(seg->tcphdr->seqno) - pcb->lastack + seg->len, lwip_ntohl(seg->tcphdr->seqno), pcb->lastack)); } netif = tcp_route(pcb, &pcb->local_ip, &pcb->remote_ip); 800af3a: 6879 ldr r1, [r7, #4] 800af3c: 687b ldr r3, [r7, #4] 800af3e: 3304 adds r3, #4 800af40: 461a mov r2, r3 800af42: 6878 ldr r0, [r7, #4] 800af44: f7ff fc7c bl 800a840 800af48: 6178 str r0, [r7, #20] if (netif == NULL) { 800af4a: 697b ldr r3, [r7, #20] 800af4c: 2b00 cmp r3, #0 800af4e: d102 bne.n 800af56 return ERR_RTE; 800af50: f06f 0303 mvn.w r3, #3 800af54: e1a3 b.n 800b29e } /* If we don't have a local IP address, we get one from netif */ if (ip_addr_isany(&pcb->local_ip)) { 800af56: 687b ldr r3, [r7, #4] 800af58: 2b00 cmp r3, #0 800af5a: d003 beq.n 800af64 800af5c: 687b ldr r3, [r7, #4] 800af5e: 681b ldr r3, [r3, #0] 800af60: 2b00 cmp r3, #0 800af62: d111 bne.n 800af88 const ip_addr_t *local_ip = ip_netif_get_local_ip(netif, &pcb->remote_ip); 800af64: 697b ldr r3, [r7, #20] 800af66: 2b00 cmp r3, #0 800af68: d002 beq.n 800af70 800af6a: 697b ldr r3, [r7, #20] 800af6c: 3304 adds r3, #4 800af6e: e000 b.n 800af72 800af70: 2300 movs r3, #0 800af72: 613b str r3, [r7, #16] if (local_ip == NULL) { 800af74: 693b ldr r3, [r7, #16] 800af76: 2b00 cmp r3, #0 800af78: d102 bne.n 800af80 return ERR_RTE; 800af7a: f06f 0303 mvn.w r3, #3 800af7e: e18e b.n 800b29e } ip_addr_copy(pcb->local_ip, *local_ip); 800af80: 693b ldr r3, [r7, #16] 800af82: 681a ldr r2, [r3, #0] 800af84: 687b ldr r3, [r7, #4] 800af86: 601a str r2, [r3, #0] } /* Handle the current segment not fitting within the window */ if (lwip_ntohl(seg->tcphdr->seqno) - pcb->lastack + seg->len > wnd) { 800af88: 6a7b ldr r3, [r7, #36] ; 0x24 800af8a: 68db ldr r3, [r3, #12] 800af8c: 685b ldr r3, [r3, #4] 800af8e: 4618 mov r0, r3 800af90: f7f9 ffbd bl 8004f0e 800af94: 4602 mov r2, r0 800af96: 687b ldr r3, [r7, #4] 800af98: 6c5b ldr r3, [r3, #68] ; 0x44 800af9a: 1ad3 subs r3, r2, r3 800af9c: 6a7a ldr r2, [r7, #36] ; 0x24 800af9e: 8912 ldrh r2, [r2, #8] 800afa0: 4413 add r3, r2 800afa2: 69ba ldr r2, [r7, #24] 800afa4: 429a cmp r2, r3 800afa6: d227 bcs.n 800aff8 * within the remaining (could be 0) send window and RTO timer is not running (we * have no in-flight data). If window is still too small after persist timer fires, * then we split the segment. We don't consider the congestion window since a cwnd * smaller than 1 SMSS implies in-flight data */ if (wnd == pcb->snd_wnd && pcb->unacked == NULL && pcb->persist_backoff == 0) { 800afa8: 687b ldr r3, [r7, #4] 800afaa: f8b3 3060 ldrh.w r3, [r3, #96] ; 0x60 800afae: 461a mov r2, r3 800afb0: 69bb ldr r3, [r7, #24] 800afb2: 4293 cmp r3, r2 800afb4: d114 bne.n 800afe0 800afb6: 687b ldr r3, [r7, #4] 800afb8: 6f1b ldr r3, [r3, #112] ; 0x70 800afba: 2b00 cmp r3, #0 800afbc: d110 bne.n 800afe0 800afbe: 687b ldr r3, [r7, #4] 800afc0: f893 3099 ldrb.w r3, [r3, #153] ; 0x99 800afc4: 2b00 cmp r3, #0 800afc6: d10b bne.n 800afe0 pcb->persist_cnt = 0; 800afc8: 687b ldr r3, [r7, #4] 800afca: 2200 movs r2, #0 800afcc: f883 2098 strb.w r2, [r3, #152] ; 0x98 pcb->persist_backoff = 1; 800afd0: 687b ldr r3, [r7, #4] 800afd2: 2201 movs r2, #1 800afd4: f883 2099 strb.w r2, [r3, #153] ; 0x99 pcb->persist_probe = 0; 800afd8: 687b ldr r3, [r7, #4] 800afda: 2200 movs r2, #0 800afdc: f883 209a strb.w r2, [r3, #154] ; 0x9a } /* We need an ACK, but can't send data now, so send an empty ACK */ if (pcb->flags & TF_ACK_NOW) { 800afe0: 687b ldr r3, [r7, #4] 800afe2: 8b5b ldrh r3, [r3, #26] 800afe4: f003 0302 and.w r3, r3, #2 800afe8: 2b00 cmp r3, #0 800afea: f000 814d beq.w 800b288 return tcp_send_empty_ack(pcb); 800afee: 6878 ldr r0, [r7, #4] 800aff0: f000 fd6c bl 800bacc 800aff4: 4603 mov r3, r0 800aff6: e152 b.n 800b29e } goto output_done; } /* Stop persist timer, above conditions are not active */ pcb->persist_backoff = 0; 800aff8: 687b ldr r3, [r7, #4] 800affa: 2200 movs r2, #0 800affc: f883 2099 strb.w r2, [r3, #153] ; 0x99 /* useg should point to last segment on unacked queue */ useg = pcb->unacked; 800b000: 687b ldr r3, [r7, #4] 800b002: 6f1b ldr r3, [r3, #112] ; 0x70 800b004: 623b str r3, [r7, #32] if (useg != NULL) { 800b006: 6a3b ldr r3, [r7, #32] 800b008: 2b00 cmp r3, #0 800b00a: f000 811c beq.w 800b246 for (; useg->next != NULL; useg = useg->next); 800b00e: e002 b.n 800b016 800b010: 6a3b ldr r3, [r7, #32] 800b012: 681b ldr r3, [r3, #0] 800b014: 623b str r3, [r7, #32] 800b016: 6a3b ldr r3, [r7, #32] 800b018: 681b ldr r3, [r3, #0] 800b01a: 2b00 cmp r3, #0 800b01c: d1f8 bne.n 800b010 } /* data available and window allows it to be sent? */ while (seg != NULL && 800b01e: e112 b.n 800b246 lwip_ntohl(seg->tcphdr->seqno) - pcb->lastack + seg->len <= wnd) { LWIP_ASSERT("RST not expected here!", 800b020: 6a7b ldr r3, [r7, #36] ; 0x24 800b022: 68db ldr r3, [r3, #12] 800b024: 899b ldrh r3, [r3, #12] 800b026: b29b uxth r3, r3 800b028: 4618 mov r0, r3 800b02a: f7f9 ff5b bl 8004ee4 800b02e: 4603 mov r3, r0 800b030: b2db uxtb r3, r3 800b032: f003 0304 and.w r3, r3, #4 800b036: 2b00 cmp r3, #0 800b038: d006 beq.n 800b048 800b03a: 4b2f ldr r3, [pc, #188] ; (800b0f8 ) 800b03c: f240 5236 movw r2, #1334 ; 0x536 800b040: 4932 ldr r1, [pc, #200] ; (800b10c ) 800b042: 482f ldr r0, [pc, #188] ; (800b100 ) 800b044: f006 f830 bl 80110a8 * - if tcp_write had a memory error before (prevent delayed ACK timeout) or * - if FIN was already enqueued for this PCB (SYN is always alone in a segment - * either seg->next != NULL or pcb->unacked == NULL; * RST is no sent using tcp_write/tcp_output. */ if ((tcp_do_output_nagle(pcb) == 0) && 800b048: 687b ldr r3, [r7, #4] 800b04a: 6f1b ldr r3, [r3, #112] ; 0x70 800b04c: 2b00 cmp r3, #0 800b04e: d01f beq.n 800b090 800b050: 687b ldr r3, [r7, #4] 800b052: 8b5b ldrh r3, [r3, #26] 800b054: f003 0344 and.w r3, r3, #68 ; 0x44 800b058: 2b00 cmp r3, #0 800b05a: d119 bne.n 800b090 800b05c: 687b ldr r3, [r7, #4] 800b05e: 6edb ldr r3, [r3, #108] ; 0x6c 800b060: 2b00 cmp r3, #0 800b062: d00b beq.n 800b07c 800b064: 687b ldr r3, [r7, #4] 800b066: 6edb ldr r3, [r3, #108] ; 0x6c 800b068: 681b ldr r3, [r3, #0] 800b06a: 2b00 cmp r3, #0 800b06c: d110 bne.n 800b090 800b06e: 687b ldr r3, [r7, #4] 800b070: 6edb ldr r3, [r3, #108] ; 0x6c 800b072: 891a ldrh r2, [r3, #8] 800b074: 687b ldr r3, [r7, #4] 800b076: 8e5b ldrh r3, [r3, #50] ; 0x32 800b078: 429a cmp r2, r3 800b07a: d209 bcs.n 800b090 800b07c: 687b ldr r3, [r7, #4] 800b07e: f8b3 3064 ldrh.w r3, [r3, #100] ; 0x64 800b082: 2b00 cmp r3, #0 800b084: d004 beq.n 800b090 800b086: 687b ldr r3, [r7, #4] 800b088: f8b3 3066 ldrh.w r3, [r3, #102] ; 0x66 800b08c: 2b08 cmp r3, #8 800b08e: d901 bls.n 800b094 800b090: 2301 movs r3, #1 800b092: e000 b.n 800b096 800b094: 2300 movs r3, #0 800b096: 2b00 cmp r3, #0 800b098: d106 bne.n 800b0a8 ((pcb->flags & (TF_NAGLEMEMERR | TF_FIN)) == 0)) { 800b09a: 687b ldr r3, [r7, #4] 800b09c: 8b5b ldrh r3, [r3, #26] 800b09e: f003 03a0 and.w r3, r3, #160 ; 0xa0 if ((tcp_do_output_nagle(pcb) == 0) && 800b0a2: 2b00 cmp r3, #0 800b0a4: f000 80e4 beq.w 800b270 pcb->lastack, lwip_ntohl(seg->tcphdr->seqno), pcb->lastack, i)); ++i; #endif /* TCP_CWND_DEBUG */ if (pcb->state != SYN_SENT) { 800b0a8: 687b ldr r3, [r7, #4] 800b0aa: 7d1b ldrb r3, [r3, #20] 800b0ac: 2b02 cmp r3, #2 800b0ae: d00d beq.n 800b0cc TCPH_SET_FLAG(seg->tcphdr, TCP_ACK); 800b0b0: 6a7b ldr r3, [r7, #36] ; 0x24 800b0b2: 68db ldr r3, [r3, #12] 800b0b4: 899b ldrh r3, [r3, #12] 800b0b6: b29c uxth r4, r3 800b0b8: 2010 movs r0, #16 800b0ba: f7f9 ff13 bl 8004ee4 800b0be: 4603 mov r3, r0 800b0c0: 461a mov r2, r3 800b0c2: 6a7b ldr r3, [r7, #36] ; 0x24 800b0c4: 68db ldr r3, [r3, #12] 800b0c6: 4322 orrs r2, r4 800b0c8: b292 uxth r2, r2 800b0ca: 819a strh r2, [r3, #12] } err = tcp_output_segment(seg, pcb, netif); 800b0cc: 697a ldr r2, [r7, #20] 800b0ce: 6879 ldr r1, [r7, #4] 800b0d0: 6a78 ldr r0, [r7, #36] ; 0x24 800b0d2: f000 f909 bl 800b2e8 800b0d6: 4603 mov r3, r0 800b0d8: 73fb strb r3, [r7, #15] if (err != ERR_OK) { 800b0da: f997 300f ldrsb.w r3, [r7, #15] 800b0de: 2b00 cmp r3, #0 800b0e0: d016 beq.n 800b110 /* segment could not be sent, for whatever reason */ tcp_set_flags(pcb, TF_NAGLEMEMERR); 800b0e2: 687b ldr r3, [r7, #4] 800b0e4: 8b5b ldrh r3, [r3, #26] 800b0e6: f043 0380 orr.w r3, r3, #128 ; 0x80 800b0ea: b29a uxth r2, r3 800b0ec: 687b ldr r3, [r7, #4] 800b0ee: 835a strh r2, [r3, #26] return err; 800b0f0: f997 300f ldrsb.w r3, [r7, #15] 800b0f4: e0d3 b.n 800b29e 800b0f6: bf00 nop 800b0f8: 08017294 .word 0x08017294 800b0fc: 080177d8 .word 0x080177d8 800b100: 080172e8 .word 0x080172e8 800b104: 080177f0 .word 0x080177f0 800b108: 20009a20 .word 0x20009a20 800b10c: 08017818 .word 0x08017818 } #if TCP_OVERSIZE_DBGCHECK seg->oversize_left = 0; #endif /* TCP_OVERSIZE_DBGCHECK */ pcb->unsent = seg->next; 800b110: 6a7b ldr r3, [r7, #36] ; 0x24 800b112: 681a ldr r2, [r3, #0] 800b114: 687b ldr r3, [r7, #4] 800b116: 66da str r2, [r3, #108] ; 0x6c if (pcb->state != SYN_SENT) { 800b118: 687b ldr r3, [r7, #4] 800b11a: 7d1b ldrb r3, [r3, #20] 800b11c: 2b02 cmp r3, #2 800b11e: d006 beq.n 800b12e tcp_clear_flags(pcb, TF_ACK_DELAY | TF_ACK_NOW); 800b120: 687b ldr r3, [r7, #4] 800b122: 8b5b ldrh r3, [r3, #26] 800b124: f023 0303 bic.w r3, r3, #3 800b128: b29a uxth r2, r3 800b12a: 687b ldr r3, [r7, #4] 800b12c: 835a strh r2, [r3, #26] } snd_nxt = lwip_ntohl(seg->tcphdr->seqno) + TCP_TCPLEN(seg); 800b12e: 6a7b ldr r3, [r7, #36] ; 0x24 800b130: 68db ldr r3, [r3, #12] 800b132: 685b ldr r3, [r3, #4] 800b134: 4618 mov r0, r3 800b136: f7f9 feea bl 8004f0e 800b13a: 4604 mov r4, r0 800b13c: 6a7b ldr r3, [r7, #36] ; 0x24 800b13e: 891b ldrh r3, [r3, #8] 800b140: 461d mov r5, r3 800b142: 6a7b ldr r3, [r7, #36] ; 0x24 800b144: 68db ldr r3, [r3, #12] 800b146: 899b ldrh r3, [r3, #12] 800b148: b29b uxth r3, r3 800b14a: 4618 mov r0, r3 800b14c: f7f9 feca bl 8004ee4 800b150: 4603 mov r3, r0 800b152: b2db uxtb r3, r3 800b154: f003 0303 and.w r3, r3, #3 800b158: 2b00 cmp r3, #0 800b15a: d001 beq.n 800b160 800b15c: 2301 movs r3, #1 800b15e: e000 b.n 800b162 800b160: 2300 movs r3, #0 800b162: 442b add r3, r5 800b164: 4423 add r3, r4 800b166: 60bb str r3, [r7, #8] if (TCP_SEQ_LT(pcb->snd_nxt, snd_nxt)) { 800b168: 687b ldr r3, [r7, #4] 800b16a: 6d1a ldr r2, [r3, #80] ; 0x50 800b16c: 68bb ldr r3, [r7, #8] 800b16e: 1ad3 subs r3, r2, r3 800b170: 2b00 cmp r3, #0 800b172: da02 bge.n 800b17a pcb->snd_nxt = snd_nxt; 800b174: 687b ldr r3, [r7, #4] 800b176: 68ba ldr r2, [r7, #8] 800b178: 651a str r2, [r3, #80] ; 0x50 } /* put segment on unacknowledged list if length > 0 */ if (TCP_TCPLEN(seg) > 0) { 800b17a: 6a7b ldr r3, [r7, #36] ; 0x24 800b17c: 891b ldrh r3, [r3, #8] 800b17e: 461c mov r4, r3 800b180: 6a7b ldr r3, [r7, #36] ; 0x24 800b182: 68db ldr r3, [r3, #12] 800b184: 899b ldrh r3, [r3, #12] 800b186: b29b uxth r3, r3 800b188: 4618 mov r0, r3 800b18a: f7f9 feab bl 8004ee4 800b18e: 4603 mov r3, r0 800b190: b2db uxtb r3, r3 800b192: f003 0303 and.w r3, r3, #3 800b196: 2b00 cmp r3, #0 800b198: d001 beq.n 800b19e 800b19a: 2301 movs r3, #1 800b19c: e000 b.n 800b1a0 800b19e: 2300 movs r3, #0 800b1a0: 4423 add r3, r4 800b1a2: 2b00 cmp r3, #0 800b1a4: d049 beq.n 800b23a seg->next = NULL; 800b1a6: 6a7b ldr r3, [r7, #36] ; 0x24 800b1a8: 2200 movs r2, #0 800b1aa: 601a str r2, [r3, #0] /* unacked list is empty? */ if (pcb->unacked == NULL) { 800b1ac: 687b ldr r3, [r7, #4] 800b1ae: 6f1b ldr r3, [r3, #112] ; 0x70 800b1b0: 2b00 cmp r3, #0 800b1b2: d105 bne.n 800b1c0 pcb->unacked = seg; 800b1b4: 687b ldr r3, [r7, #4] 800b1b6: 6a7a ldr r2, [r7, #36] ; 0x24 800b1b8: 671a str r2, [r3, #112] ; 0x70 useg = seg; 800b1ba: 6a7b ldr r3, [r7, #36] ; 0x24 800b1bc: 623b str r3, [r7, #32] 800b1be: e03f b.n 800b240 /* unacked list is not empty? */ } else { /* In the case of fast retransmit, the packet should not go to the tail * of the unacked queue, but rather somewhere before it. We need to check for * this case. -STJ Jul 27, 2004 */ if (TCP_SEQ_LT(lwip_ntohl(seg->tcphdr->seqno), lwip_ntohl(useg->tcphdr->seqno))) { 800b1c0: 6a7b ldr r3, [r7, #36] ; 0x24 800b1c2: 68db ldr r3, [r3, #12] 800b1c4: 685b ldr r3, [r3, #4] 800b1c6: 4618 mov r0, r3 800b1c8: f7f9 fea1 bl 8004f0e 800b1cc: 4604 mov r4, r0 800b1ce: 6a3b ldr r3, [r7, #32] 800b1d0: 68db ldr r3, [r3, #12] 800b1d2: 685b ldr r3, [r3, #4] 800b1d4: 4618 mov r0, r3 800b1d6: f7f9 fe9a bl 8004f0e 800b1da: 4603 mov r3, r0 800b1dc: 1ae3 subs r3, r4, r3 800b1de: 2b00 cmp r3, #0 800b1e0: da24 bge.n 800b22c /* add segment to before tail of unacked list, keeping the list sorted */ struct tcp_seg **cur_seg = &(pcb->unacked); 800b1e2: 687b ldr r3, [r7, #4] 800b1e4: 3370 adds r3, #112 ; 0x70 800b1e6: 61fb str r3, [r7, #28] while (*cur_seg && 800b1e8: e002 b.n 800b1f0 TCP_SEQ_LT(lwip_ntohl((*cur_seg)->tcphdr->seqno), lwip_ntohl(seg->tcphdr->seqno))) { cur_seg = &((*cur_seg)->next ); 800b1ea: 69fb ldr r3, [r7, #28] 800b1ec: 681b ldr r3, [r3, #0] 800b1ee: 61fb str r3, [r7, #28] while (*cur_seg && 800b1f0: 69fb ldr r3, [r7, #28] 800b1f2: 681b ldr r3, [r3, #0] 800b1f4: 2b00 cmp r3, #0 800b1f6: d011 beq.n 800b21c TCP_SEQ_LT(lwip_ntohl((*cur_seg)->tcphdr->seqno), lwip_ntohl(seg->tcphdr->seqno))) { 800b1f8: 69fb ldr r3, [r7, #28] 800b1fa: 681b ldr r3, [r3, #0] 800b1fc: 68db ldr r3, [r3, #12] 800b1fe: 685b ldr r3, [r3, #4] 800b200: 4618 mov r0, r3 800b202: f7f9 fe84 bl 8004f0e 800b206: 4604 mov r4, r0 800b208: 6a7b ldr r3, [r7, #36] ; 0x24 800b20a: 68db ldr r3, [r3, #12] 800b20c: 685b ldr r3, [r3, #4] 800b20e: 4618 mov r0, r3 800b210: f7f9 fe7d bl 8004f0e 800b214: 4603 mov r3, r0 800b216: 1ae3 subs r3, r4, r3 while (*cur_seg && 800b218: 2b00 cmp r3, #0 800b21a: dbe6 blt.n 800b1ea } seg->next = (*cur_seg); 800b21c: 69fb ldr r3, [r7, #28] 800b21e: 681a ldr r2, [r3, #0] 800b220: 6a7b ldr r3, [r7, #36] ; 0x24 800b222: 601a str r2, [r3, #0] (*cur_seg) = seg; 800b224: 69fb ldr r3, [r7, #28] 800b226: 6a7a ldr r2, [r7, #36] ; 0x24 800b228: 601a str r2, [r3, #0] 800b22a: e009 b.n 800b240 } else { /* add segment to tail of unacked list */ useg->next = seg; 800b22c: 6a3b ldr r3, [r7, #32] 800b22e: 6a7a ldr r2, [r7, #36] ; 0x24 800b230: 601a str r2, [r3, #0] useg = useg->next; 800b232: 6a3b ldr r3, [r7, #32] 800b234: 681b ldr r3, [r3, #0] 800b236: 623b str r3, [r7, #32] 800b238: e002 b.n 800b240 } } /* do not queue empty segments on the unacked list */ } else { tcp_seg_free(seg); 800b23a: 6a78 ldr r0, [r7, #36] ; 0x24 800b23c: f7fc fc3f bl 8007abe } seg = pcb->unsent; 800b240: 687b ldr r3, [r7, #4] 800b242: 6edb ldr r3, [r3, #108] ; 0x6c 800b244: 627b str r3, [r7, #36] ; 0x24 while (seg != NULL && 800b246: 6a7b ldr r3, [r7, #36] ; 0x24 800b248: 2b00 cmp r3, #0 800b24a: d012 beq.n 800b272 lwip_ntohl(seg->tcphdr->seqno) - pcb->lastack + seg->len <= wnd) { 800b24c: 6a7b ldr r3, [r7, #36] ; 0x24 800b24e: 68db ldr r3, [r3, #12] 800b250: 685b ldr r3, [r3, #4] 800b252: 4618 mov r0, r3 800b254: f7f9 fe5b bl 8004f0e 800b258: 4602 mov r2, r0 800b25a: 687b ldr r3, [r7, #4] 800b25c: 6c5b ldr r3, [r3, #68] ; 0x44 800b25e: 1ad3 subs r3, r2, r3 800b260: 6a7a ldr r2, [r7, #36] ; 0x24 800b262: 8912 ldrh r2, [r2, #8] 800b264: 4413 add r3, r2 while (seg != NULL && 800b266: 69ba ldr r2, [r7, #24] 800b268: 429a cmp r2, r3 800b26a: f4bf aed9 bcs.w 800b020 800b26e: e000 b.n 800b272 break; 800b270: bf00 nop } #if TCP_OVERSIZE if (pcb->unsent == NULL) { 800b272: 687b ldr r3, [r7, #4] 800b274: 6edb ldr r3, [r3, #108] ; 0x6c 800b276: 2b00 cmp r3, #0 800b278: d108 bne.n 800b28c /* last unsent has been removed, reset unsent_oversize */ pcb->unsent_oversize = 0; 800b27a: 687b ldr r3, [r7, #4] 800b27c: 2200 movs r2, #0 800b27e: f8a3 2068 strh.w r2, [r3, #104] ; 0x68 800b282: e004 b.n 800b28e goto output_done; 800b284: bf00 nop 800b286: e002 b.n 800b28e goto output_done; 800b288: bf00 nop 800b28a: e000 b.n 800b28e } #endif /* TCP_OVERSIZE */ output_done: 800b28c: bf00 nop tcp_clear_flags(pcb, TF_NAGLEMEMERR); 800b28e: 687b ldr r3, [r7, #4] 800b290: 8b5b ldrh r3, [r3, #26] 800b292: f023 0380 bic.w r3, r3, #128 ; 0x80 800b296: b29a uxth r2, r3 800b298: 687b ldr r3, [r7, #4] 800b29a: 835a strh r2, [r3, #26] return ERR_OK; 800b29c: 2300 movs r3, #0 } 800b29e: 4618 mov r0, r3 800b2a0: 3728 adds r7, #40 ; 0x28 800b2a2: 46bd mov sp, r7 800b2a4: bdb0 pop {r4, r5, r7, pc} 800b2a6: bf00 nop 0800b2a8 : * @arg seg the tcp segment to check * @return 1 if ref != 1, 0 if ref == 1 */ static int tcp_output_segment_busy(const struct tcp_seg *seg) { 800b2a8: b580 push {r7, lr} 800b2aa: b082 sub sp, #8 800b2ac: af00 add r7, sp, #0 800b2ae: 6078 str r0, [r7, #4] LWIP_ASSERT("tcp_output_segment_busy: invalid seg", seg != NULL); 800b2b0: 687b ldr r3, [r7, #4] 800b2b2: 2b00 cmp r3, #0 800b2b4: d106 bne.n 800b2c4 800b2b6: 4b09 ldr r3, [pc, #36] ; (800b2dc ) 800b2b8: f240 529a movw r2, #1434 ; 0x59a 800b2bc: 4908 ldr r1, [pc, #32] ; (800b2e0 ) 800b2be: 4809 ldr r0, [pc, #36] ; (800b2e4 ) 800b2c0: f005 fef2 bl 80110a8 /* We only need to check the first pbuf here: If a pbuf is queued for transmission, a driver calls pbuf_ref(), which only changes the ref count of the first pbuf */ if (seg->p->ref != 1) { 800b2c4: 687b ldr r3, [r7, #4] 800b2c6: 685b ldr r3, [r3, #4] 800b2c8: 7b9b ldrb r3, [r3, #14] 800b2ca: 2b01 cmp r3, #1 800b2cc: d001 beq.n 800b2d2 /* other reference found */ return 1; 800b2ce: 2301 movs r3, #1 800b2d0: e000 b.n 800b2d4 } /* no other references found */ return 0; 800b2d2: 2300 movs r3, #0 } 800b2d4: 4618 mov r0, r3 800b2d6: 3708 adds r7, #8 800b2d8: 46bd mov sp, r7 800b2da: bd80 pop {r7, pc} 800b2dc: 08017294 .word 0x08017294 800b2e0: 08017830 .word 0x08017830 800b2e4: 080172e8 .word 0x080172e8 0800b2e8 : * @param pcb the tcp_pcb for the TCP connection used to send the segment * @param netif the netif used to send the segment */ static err_t tcp_output_segment(struct tcp_seg *seg, struct tcp_pcb *pcb, struct netif *netif) { 800b2e8: b5b0 push {r4, r5, r7, lr} 800b2ea: b08c sub sp, #48 ; 0x30 800b2ec: af04 add r7, sp, #16 800b2ee: 60f8 str r0, [r7, #12] 800b2f0: 60b9 str r1, [r7, #8] 800b2f2: 607a str r2, [r7, #4] u32_t *opts; #if TCP_CHECKSUM_ON_COPY int seg_chksum_was_swapped = 0; #endif LWIP_ASSERT("tcp_output_segment: invalid seg", seg != NULL); 800b2f4: 68fb ldr r3, [r7, #12] 800b2f6: 2b00 cmp r3, #0 800b2f8: d106 bne.n 800b308 800b2fa: 4b63 ldr r3, [pc, #396] ; (800b488 ) 800b2fc: f44f 62b7 mov.w r2, #1464 ; 0x5b8 800b300: 4962 ldr r1, [pc, #392] ; (800b48c ) 800b302: 4863 ldr r0, [pc, #396] ; (800b490 ) 800b304: f005 fed0 bl 80110a8 LWIP_ASSERT("tcp_output_segment: invalid pcb", pcb != NULL); 800b308: 68bb ldr r3, [r7, #8] 800b30a: 2b00 cmp r3, #0 800b30c: d106 bne.n 800b31c 800b30e: 4b5e ldr r3, [pc, #376] ; (800b488 ) 800b310: f240 52b9 movw r2, #1465 ; 0x5b9 800b314: 495f ldr r1, [pc, #380] ; (800b494 ) 800b316: 485e ldr r0, [pc, #376] ; (800b490 ) 800b318: f005 fec6 bl 80110a8 LWIP_ASSERT("tcp_output_segment: invalid netif", netif != NULL); 800b31c: 687b ldr r3, [r7, #4] 800b31e: 2b00 cmp r3, #0 800b320: d106 bne.n 800b330 800b322: 4b59 ldr r3, [pc, #356] ; (800b488 ) 800b324: f240 52ba movw r2, #1466 ; 0x5ba 800b328: 495b ldr r1, [pc, #364] ; (800b498 ) 800b32a: 4859 ldr r0, [pc, #356] ; (800b490 ) 800b32c: f005 febc bl 80110a8 if (tcp_output_segment_busy(seg)) { 800b330: 68f8 ldr r0, [r7, #12] 800b332: f7ff ffb9 bl 800b2a8 800b336: 4603 mov r3, r0 800b338: 2b00 cmp r3, #0 800b33a: d001 beq.n 800b340 /* This should not happen: rexmit functions should have checked this. However, since this function modifies p->len, we must not continue in this case. */ LWIP_DEBUGF(TCP_RTO_DEBUG | LWIP_DBG_LEVEL_SERIOUS, ("tcp_output_segment: segment busy\n")); return ERR_OK; 800b33c: 2300 movs r3, #0 800b33e: e09f b.n 800b480 } /* The TCP header has already been constructed, but the ackno and wnd fields remain. */ seg->tcphdr->ackno = lwip_htonl(pcb->rcv_nxt); 800b340: 68bb ldr r3, [r7, #8] 800b342: 6a5a ldr r2, [r3, #36] ; 0x24 800b344: 68fb ldr r3, [r7, #12] 800b346: 68dc ldr r4, [r3, #12] 800b348: 4610 mov r0, r2 800b34a: f7f9 fde0 bl 8004f0e 800b34e: 4603 mov r3, r0 800b350: 60a3 str r3, [r4, #8] the window scale option) is never scaled. */ seg->tcphdr->wnd = lwip_htons(TCPWND_MIN16(pcb->rcv_ann_wnd)); } else #endif /* LWIP_WND_SCALE */ { seg->tcphdr->wnd = lwip_htons(TCPWND_MIN16(RCV_WND_SCALE(pcb, pcb->rcv_ann_wnd))); 800b352: 68bb ldr r3, [r7, #8] 800b354: 8d5a ldrh r2, [r3, #42] ; 0x2a 800b356: 68fb ldr r3, [r7, #12] 800b358: 68dc ldr r4, [r3, #12] 800b35a: 4610 mov r0, r2 800b35c: f7f9 fdc2 bl 8004ee4 800b360: 4603 mov r3, r0 800b362: 81e3 strh r3, [r4, #14] } pcb->rcv_ann_right_edge = pcb->rcv_nxt + pcb->rcv_ann_wnd; 800b364: 68bb ldr r3, [r7, #8] 800b366: 6a5b ldr r3, [r3, #36] ; 0x24 800b368: 68ba ldr r2, [r7, #8] 800b36a: 8d52 ldrh r2, [r2, #42] ; 0x2a 800b36c: 441a add r2, r3 800b36e: 68bb ldr r3, [r7, #8] 800b370: 62da str r2, [r3, #44] ; 0x2c /* Add any requested options. NB MSS option is only set on SYN packets, so ignore it here */ /* cast through void* to get rid of alignment warnings */ opts = (u32_t *)(void *)(seg->tcphdr + 1); 800b372: 68fb ldr r3, [r7, #12] 800b374: 68db ldr r3, [r3, #12] 800b376: 3314 adds r3, #20 800b378: 61fb str r3, [r7, #28] if (seg->flags & TF_SEG_OPTS_MSS) { 800b37a: 68fb ldr r3, [r7, #12] 800b37c: 7a9b ldrb r3, [r3, #10] 800b37e: f003 0301 and.w r3, r3, #1 800b382: 2b00 cmp r3, #0 800b384: d015 beq.n 800b3b2 u16_t mss; #if TCP_CALCULATE_EFF_SEND_MSS mss = tcp_eff_send_mss_netif(TCP_MSS, netif, &pcb->remote_ip); 800b386: 68bb ldr r3, [r7, #8] 800b388: 3304 adds r3, #4 800b38a: 461a mov r2, r3 800b38c: 6879 ldr r1, [r7, #4] 800b38e: f44f 7006 mov.w r0, #536 ; 0x218 800b392: f7fc fe8b bl 80080ac 800b396: 4603 mov r3, r0 800b398: 837b strh r3, [r7, #26] #else /* TCP_CALCULATE_EFF_SEND_MSS */ mss = TCP_MSS; #endif /* TCP_CALCULATE_EFF_SEND_MSS */ *opts = TCP_BUILD_MSS_OPTION(mss); 800b39a: 8b7b ldrh r3, [r7, #26] 800b39c: f043 7301 orr.w r3, r3, #33816576 ; 0x2040000 800b3a0: 4618 mov r0, r3 800b3a2: f7f9 fdb4 bl 8004f0e 800b3a6: 4602 mov r2, r0 800b3a8: 69fb ldr r3, [r7, #28] 800b3aa: 601a str r2, [r3, #0] opts += 1; 800b3ac: 69fb ldr r3, [r7, #28] 800b3ae: 3304 adds r3, #4 800b3b0: 61fb str r3, [r7, #28] } #endif /* Set retransmission timer running if it is not currently enabled This must be set before checking the route. */ if (pcb->rtime < 0) { 800b3b2: 68bb ldr r3, [r7, #8] 800b3b4: f9b3 3030 ldrsh.w r3, [r3, #48] ; 0x30 800b3b8: 2b00 cmp r3, #0 800b3ba: da02 bge.n 800b3c2 pcb->rtime = 0; 800b3bc: 68bb ldr r3, [r7, #8] 800b3be: 2200 movs r2, #0 800b3c0: 861a strh r2, [r3, #48] ; 0x30 } if (pcb->rttest == 0) { 800b3c2: 68bb ldr r3, [r7, #8] 800b3c4: 6b5b ldr r3, [r3, #52] ; 0x34 800b3c6: 2b00 cmp r3, #0 800b3c8: d10c bne.n 800b3e4 pcb->rttest = tcp_ticks; 800b3ca: 4b34 ldr r3, [pc, #208] ; (800b49c ) 800b3cc: 681a ldr r2, [r3, #0] 800b3ce: 68bb ldr r3, [r7, #8] 800b3d0: 635a str r2, [r3, #52] ; 0x34 pcb->rtseq = lwip_ntohl(seg->tcphdr->seqno); 800b3d2: 68fb ldr r3, [r7, #12] 800b3d4: 68db ldr r3, [r3, #12] 800b3d6: 685b ldr r3, [r3, #4] 800b3d8: 4618 mov r0, r3 800b3da: f7f9 fd98 bl 8004f0e 800b3de: 4602 mov r2, r0 800b3e0: 68bb ldr r3, [r7, #8] 800b3e2: 639a str r2, [r3, #56] ; 0x38 } LWIP_DEBUGF(TCP_OUTPUT_DEBUG, ("tcp_output_segment: %"U32_F":%"U32_F"\n", lwip_htonl(seg->tcphdr->seqno), lwip_htonl(seg->tcphdr->seqno) + seg->len)); len = (u16_t)((u8_t *)seg->tcphdr - (u8_t *)seg->p->payload); 800b3e4: 68fb ldr r3, [r7, #12] 800b3e6: 68da ldr r2, [r3, #12] 800b3e8: 68fb ldr r3, [r7, #12] 800b3ea: 685b ldr r3, [r3, #4] 800b3ec: 685b ldr r3, [r3, #4] 800b3ee: 1ad3 subs r3, r2, r3 800b3f0: 833b strh r3, [r7, #24] if (len == 0) { /** Exclude retransmitted segments from this count. */ MIB2_STATS_INC(mib2.tcpoutsegs); } seg->p->len -= len; 800b3f2: 68fb ldr r3, [r7, #12] 800b3f4: 685b ldr r3, [r3, #4] 800b3f6: 8959 ldrh r1, [r3, #10] 800b3f8: 68fb ldr r3, [r7, #12] 800b3fa: 685b ldr r3, [r3, #4] 800b3fc: 8b3a ldrh r2, [r7, #24] 800b3fe: 1a8a subs r2, r1, r2 800b400: b292 uxth r2, r2 800b402: 815a strh r2, [r3, #10] seg->p->tot_len -= len; 800b404: 68fb ldr r3, [r7, #12] 800b406: 685b ldr r3, [r3, #4] 800b408: 8919 ldrh r1, [r3, #8] 800b40a: 68fb ldr r3, [r7, #12] 800b40c: 685b ldr r3, [r3, #4] 800b40e: 8b3a ldrh r2, [r7, #24] 800b410: 1a8a subs r2, r1, r2 800b412: b292 uxth r2, r2 800b414: 811a strh r2, [r3, #8] seg->p->payload = seg->tcphdr; 800b416: 68fb ldr r3, [r7, #12] 800b418: 685b ldr r3, [r3, #4] 800b41a: 68fa ldr r2, [r7, #12] 800b41c: 68d2 ldr r2, [r2, #12] 800b41e: 605a str r2, [r3, #4] seg->tcphdr->chksum = 0; 800b420: 68fb ldr r3, [r7, #12] 800b422: 68db ldr r3, [r3, #12] 800b424: 2200 movs r2, #0 800b426: 741a strb r2, [r3, #16] 800b428: 2200 movs r2, #0 800b42a: 745a strb r2, [r3, #17] #ifdef LWIP_HOOK_TCP_OUT_ADD_TCPOPTS opts = LWIP_HOOK_TCP_OUT_ADD_TCPOPTS(seg->p, seg->tcphdr, pcb, opts); #endif LWIP_ASSERT("options not filled", (u8_t *)opts == ((u8_t *)(seg->tcphdr + 1)) + LWIP_TCP_OPT_LENGTH_SEGMENT(seg->flags, pcb)); 800b42c: 68fb ldr r3, [r7, #12] 800b42e: 68db ldr r3, [r3, #12] 800b430: f103 0214 add.w r2, r3, #20 800b434: 68fb ldr r3, [r7, #12] 800b436: 7a9b ldrb r3, [r3, #10] 800b438: 009b lsls r3, r3, #2 800b43a: f003 0304 and.w r3, r3, #4 800b43e: 4413 add r3, r2 800b440: 69fa ldr r2, [r7, #28] 800b442: 429a cmp r2, r3 800b444: d006 beq.n 800b454 800b446: 4b10 ldr r3, [pc, #64] ; (800b488 ) 800b448: f240 621c movw r2, #1564 ; 0x61c 800b44c: 4914 ldr r1, [pc, #80] ; (800b4a0 ) 800b44e: 4810 ldr r0, [pc, #64] ; (800b490 ) 800b450: f005 fe2a bl 80110a8 } #endif /* CHECKSUM_GEN_TCP */ TCP_STATS_INC(tcp.xmit); NETIF_SET_HINTS(netif, &(pcb->netif_hints)); err = ip_output_if(seg->p, &pcb->local_ip, &pcb->remote_ip, pcb->ttl, 800b454: 68fb ldr r3, [r7, #12] 800b456: 6858 ldr r0, [r3, #4] 800b458: 68b9 ldr r1, [r7, #8] 800b45a: 68bb ldr r3, [r7, #8] 800b45c: 1d1c adds r4, r3, #4 800b45e: 68bb ldr r3, [r7, #8] 800b460: 7add ldrb r5, [r3, #11] 800b462: 68bb ldr r3, [r7, #8] 800b464: 7a9b ldrb r3, [r3, #10] 800b466: 687a ldr r2, [r7, #4] 800b468: 9202 str r2, [sp, #8] 800b46a: 2206 movs r2, #6 800b46c: 9201 str r2, [sp, #4] 800b46e: 9300 str r3, [sp, #0] 800b470: 462b mov r3, r5 800b472: 4622 mov r2, r4 800b474: f004 fc48 bl 800fd08 800b478: 4603 mov r3, r0 800b47a: 75fb strb r3, [r7, #23] seg->chksum = SWAP_BYTES_IN_WORD(seg->chksum); seg->chksum_swapped = 1; } #endif return err; 800b47c: f997 3017 ldrsb.w r3, [r7, #23] } 800b480: 4618 mov r0, r3 800b482: 3720 adds r7, #32 800b484: 46bd mov sp, r7 800b486: bdb0 pop {r4, r5, r7, pc} 800b488: 08017294 .word 0x08017294 800b48c: 08017858 .word 0x08017858 800b490: 080172e8 .word 0x080172e8 800b494: 08017878 .word 0x08017878 800b498: 08017898 .word 0x08017898 800b49c: 200099d4 .word 0x200099d4 800b4a0: 080178bc .word 0x080178bc 0800b4a4 : * * @param pcb the tcp_pcb for which to re-enqueue all unacked segments */ err_t tcp_rexmit_rto_prepare(struct tcp_pcb *pcb) { 800b4a4: b5b0 push {r4, r5, r7, lr} 800b4a6: b084 sub sp, #16 800b4a8: af00 add r7, sp, #0 800b4aa: 6078 str r0, [r7, #4] struct tcp_seg *seg; LWIP_ASSERT("tcp_rexmit_rto_prepare: invalid pcb", pcb != NULL); 800b4ac: 687b ldr r3, [r7, #4] 800b4ae: 2b00 cmp r3, #0 800b4b0: d106 bne.n 800b4c0 800b4b2: 4b31 ldr r3, [pc, #196] ; (800b578 ) 800b4b4: f240 6263 movw r2, #1635 ; 0x663 800b4b8: 4930 ldr r1, [pc, #192] ; (800b57c ) 800b4ba: 4831 ldr r0, [pc, #196] ; (800b580 ) 800b4bc: f005 fdf4 bl 80110a8 if (pcb->unacked == NULL) { 800b4c0: 687b ldr r3, [r7, #4] 800b4c2: 6f1b ldr r3, [r3, #112] ; 0x70 800b4c4: 2b00 cmp r3, #0 800b4c6: d102 bne.n 800b4ce return ERR_VAL; 800b4c8: f06f 0305 mvn.w r3, #5 800b4cc: e050 b.n 800b570 /* Move all unacked segments to the head of the unsent queue. However, give up if any of the unsent pbufs are still referenced by the netif driver due to deferred transmission. No point loading the link further if it is struggling to flush its buffered writes. */ for (seg = pcb->unacked; seg->next != NULL; seg = seg->next) { 800b4ce: 687b ldr r3, [r7, #4] 800b4d0: 6f1b ldr r3, [r3, #112] ; 0x70 800b4d2: 60fb str r3, [r7, #12] 800b4d4: e00b b.n 800b4ee if (tcp_output_segment_busy(seg)) { 800b4d6: 68f8 ldr r0, [r7, #12] 800b4d8: f7ff fee6 bl 800b2a8 800b4dc: 4603 mov r3, r0 800b4de: 2b00 cmp r3, #0 800b4e0: d002 beq.n 800b4e8 LWIP_DEBUGF(TCP_RTO_DEBUG, ("tcp_rexmit_rto: segment busy\n")); return ERR_VAL; 800b4e2: f06f 0305 mvn.w r3, #5 800b4e6: e043 b.n 800b570 for (seg = pcb->unacked; seg->next != NULL; seg = seg->next) { 800b4e8: 68fb ldr r3, [r7, #12] 800b4ea: 681b ldr r3, [r3, #0] 800b4ec: 60fb str r3, [r7, #12] 800b4ee: 68fb ldr r3, [r7, #12] 800b4f0: 681b ldr r3, [r3, #0] 800b4f2: 2b00 cmp r3, #0 800b4f4: d1ef bne.n 800b4d6 } } if (tcp_output_segment_busy(seg)) { 800b4f6: 68f8 ldr r0, [r7, #12] 800b4f8: f7ff fed6 bl 800b2a8 800b4fc: 4603 mov r3, r0 800b4fe: 2b00 cmp r3, #0 800b500: d002 beq.n 800b508 LWIP_DEBUGF(TCP_RTO_DEBUG, ("tcp_rexmit_rto: segment busy\n")); return ERR_VAL; 800b502: f06f 0305 mvn.w r3, #5 800b506: e033 b.n 800b570 } /* concatenate unsent queue after unacked queue */ seg->next = pcb->unsent; 800b508: 687b ldr r3, [r7, #4] 800b50a: 6eda ldr r2, [r3, #108] ; 0x6c 800b50c: 68fb ldr r3, [r7, #12] 800b50e: 601a str r2, [r3, #0] if (pcb->unsent == NULL) { pcb->unsent_oversize = seg->oversize_left; } #endif /* TCP_OVERSIZE_DBGCHECK */ /* unsent queue is the concatenated queue (of unacked, unsent) */ pcb->unsent = pcb->unacked; 800b510: 687b ldr r3, [r7, #4] 800b512: 6f1a ldr r2, [r3, #112] ; 0x70 800b514: 687b ldr r3, [r7, #4] 800b516: 66da str r2, [r3, #108] ; 0x6c /* unacked queue is now empty */ pcb->unacked = NULL; 800b518: 687b ldr r3, [r7, #4] 800b51a: 2200 movs r2, #0 800b51c: 671a str r2, [r3, #112] ; 0x70 /* Mark RTO in-progress */ tcp_set_flags(pcb, TF_RTO); 800b51e: 687b ldr r3, [r7, #4] 800b520: 8b5b ldrh r3, [r3, #26] 800b522: f443 6300 orr.w r3, r3, #2048 ; 0x800 800b526: b29a uxth r2, r3 800b528: 687b ldr r3, [r7, #4] 800b52a: 835a strh r2, [r3, #26] /* Record the next byte following retransmit */ pcb->rto_end = lwip_ntohl(seg->tcphdr->seqno) + TCP_TCPLEN(seg); 800b52c: 68fb ldr r3, [r7, #12] 800b52e: 68db ldr r3, [r3, #12] 800b530: 685b ldr r3, [r3, #4] 800b532: 4618 mov r0, r3 800b534: f7f9 fceb bl 8004f0e 800b538: 4604 mov r4, r0 800b53a: 68fb ldr r3, [r7, #12] 800b53c: 891b ldrh r3, [r3, #8] 800b53e: 461d mov r5, r3 800b540: 68fb ldr r3, [r7, #12] 800b542: 68db ldr r3, [r3, #12] 800b544: 899b ldrh r3, [r3, #12] 800b546: b29b uxth r3, r3 800b548: 4618 mov r0, r3 800b54a: f7f9 fccb bl 8004ee4 800b54e: 4603 mov r3, r0 800b550: b2db uxtb r3, r3 800b552: f003 0303 and.w r3, r3, #3 800b556: 2b00 cmp r3, #0 800b558: d001 beq.n 800b55e 800b55a: 2301 movs r3, #1 800b55c: e000 b.n 800b560 800b55e: 2300 movs r3, #0 800b560: 442b add r3, r5 800b562: 18e2 adds r2, r4, r3 800b564: 687b ldr r3, [r7, #4] 800b566: 64da str r2, [r3, #76] ; 0x4c /* Don't take any RTT measurements after retransmitting. */ pcb->rttest = 0; 800b568: 687b ldr r3, [r7, #4] 800b56a: 2200 movs r2, #0 800b56c: 635a str r2, [r3, #52] ; 0x34 return ERR_OK; 800b56e: 2300 movs r3, #0 } 800b570: 4618 mov r0, r3 800b572: 3710 adds r7, #16 800b574: 46bd mov sp, r7 800b576: bdb0 pop {r4, r5, r7, pc} 800b578: 08017294 .word 0x08017294 800b57c: 080178d0 .word 0x080178d0 800b580: 080172e8 .word 0x080172e8 0800b584 : * * @param pcb the tcp_pcb for which to re-enqueue all unacked segments */ void tcp_rexmit_rto_commit(struct tcp_pcb *pcb) { 800b584: b580 push {r7, lr} 800b586: b082 sub sp, #8 800b588: af00 add r7, sp, #0 800b58a: 6078 str r0, [r7, #4] LWIP_ASSERT("tcp_rexmit_rto_commit: invalid pcb", pcb != NULL); 800b58c: 687b ldr r3, [r7, #4] 800b58e: 2b00 cmp r3, #0 800b590: d106 bne.n 800b5a0 800b592: 4b0d ldr r3, [pc, #52] ; (800b5c8 ) 800b594: f44f 62d3 mov.w r2, #1688 ; 0x698 800b598: 490c ldr r1, [pc, #48] ; (800b5cc ) 800b59a: 480d ldr r0, [pc, #52] ; (800b5d0 ) 800b59c: f005 fd84 bl 80110a8 /* increment number of retransmissions */ if (pcb->nrtx < 0xFF) { 800b5a0: 687b ldr r3, [r7, #4] 800b5a2: f893 3042 ldrb.w r3, [r3, #66] ; 0x42 800b5a6: 2bff cmp r3, #255 ; 0xff 800b5a8: d007 beq.n 800b5ba ++pcb->nrtx; 800b5aa: 687b ldr r3, [r7, #4] 800b5ac: f893 3042 ldrb.w r3, [r3, #66] ; 0x42 800b5b0: 3301 adds r3, #1 800b5b2: b2da uxtb r2, r3 800b5b4: 687b ldr r3, [r7, #4] 800b5b6: f883 2042 strb.w r2, [r3, #66] ; 0x42 } /* Do the actual retransmission */ tcp_output(pcb); 800b5ba: 6878 ldr r0, [r7, #4] 800b5bc: f7ff fc80 bl 800aec0 } 800b5c0: bf00 nop 800b5c2: 3708 adds r7, #8 800b5c4: 46bd mov sp, r7 800b5c6: bd80 pop {r7, pc} 800b5c8: 08017294 .word 0x08017294 800b5cc: 080178f4 .word 0x080178f4 800b5d0: 080172e8 .word 0x080172e8 0800b5d4 : * * @param pcb the tcp_pcb for which to re-enqueue all unacked segments */ void tcp_rexmit_rto(struct tcp_pcb *pcb) { 800b5d4: b580 push {r7, lr} 800b5d6: b082 sub sp, #8 800b5d8: af00 add r7, sp, #0 800b5da: 6078 str r0, [r7, #4] LWIP_ASSERT("tcp_rexmit_rto: invalid pcb", pcb != NULL); 800b5dc: 687b ldr r3, [r7, #4] 800b5de: 2b00 cmp r3, #0 800b5e0: d106 bne.n 800b5f0 800b5e2: 4b0a ldr r3, [pc, #40] ; (800b60c ) 800b5e4: f240 62ad movw r2, #1709 ; 0x6ad 800b5e8: 4909 ldr r1, [pc, #36] ; (800b610 ) 800b5ea: 480a ldr r0, [pc, #40] ; (800b614 ) 800b5ec: f005 fd5c bl 80110a8 if (tcp_rexmit_rto_prepare(pcb) == ERR_OK) { 800b5f0: 6878 ldr r0, [r7, #4] 800b5f2: f7ff ff57 bl 800b4a4 800b5f6: 4603 mov r3, r0 800b5f8: 2b00 cmp r3, #0 800b5fa: d102 bne.n 800b602 tcp_rexmit_rto_commit(pcb); 800b5fc: 6878 ldr r0, [r7, #4] 800b5fe: f7ff ffc1 bl 800b584 } } 800b602: bf00 nop 800b604: 3708 adds r7, #8 800b606: 46bd mov sp, r7 800b608: bd80 pop {r7, pc} 800b60a: bf00 nop 800b60c: 08017294 .word 0x08017294 800b610: 08017918 .word 0x08017918 800b614: 080172e8 .word 0x080172e8 0800b618 : * * @param pcb the tcp_pcb for which to retransmit the first unacked segment */ err_t tcp_rexmit(struct tcp_pcb *pcb) { 800b618: b590 push {r4, r7, lr} 800b61a: b085 sub sp, #20 800b61c: af00 add r7, sp, #0 800b61e: 6078 str r0, [r7, #4] struct tcp_seg *seg; struct tcp_seg **cur_seg; LWIP_ASSERT("tcp_rexmit: invalid pcb", pcb != NULL); 800b620: 687b ldr r3, [r7, #4] 800b622: 2b00 cmp r3, #0 800b624: d106 bne.n 800b634 800b626: 4b2f ldr r3, [pc, #188] ; (800b6e4 ) 800b628: f240 62c1 movw r2, #1729 ; 0x6c1 800b62c: 492e ldr r1, [pc, #184] ; (800b6e8 ) 800b62e: 482f ldr r0, [pc, #188] ; (800b6ec ) 800b630: f005 fd3a bl 80110a8 if (pcb->unacked == NULL) { 800b634: 687b ldr r3, [r7, #4] 800b636: 6f1b ldr r3, [r3, #112] ; 0x70 800b638: 2b00 cmp r3, #0 800b63a: d102 bne.n 800b642 return ERR_VAL; 800b63c: f06f 0305 mvn.w r3, #5 800b640: e04c b.n 800b6dc } seg = pcb->unacked; 800b642: 687b ldr r3, [r7, #4] 800b644: 6f1b ldr r3, [r3, #112] ; 0x70 800b646: 60bb str r3, [r7, #8] /* Give up if the segment is still referenced by the netif driver due to deferred transmission. */ if (tcp_output_segment_busy(seg)) { 800b648: 68b8 ldr r0, [r7, #8] 800b64a: f7ff fe2d bl 800b2a8 800b64e: 4603 mov r3, r0 800b650: 2b00 cmp r3, #0 800b652: d002 beq.n 800b65a LWIP_DEBUGF(TCP_RTO_DEBUG, ("tcp_rexmit busy\n")); return ERR_VAL; 800b654: f06f 0305 mvn.w r3, #5 800b658: e040 b.n 800b6dc } /* Move the first unacked segment to the unsent queue */ /* Keep the unsent queue sorted. */ pcb->unacked = seg->next; 800b65a: 68bb ldr r3, [r7, #8] 800b65c: 681a ldr r2, [r3, #0] 800b65e: 687b ldr r3, [r7, #4] 800b660: 671a str r2, [r3, #112] ; 0x70 cur_seg = &(pcb->unsent); 800b662: 687b ldr r3, [r7, #4] 800b664: 336c adds r3, #108 ; 0x6c 800b666: 60fb str r3, [r7, #12] while (*cur_seg && 800b668: e002 b.n 800b670 TCP_SEQ_LT(lwip_ntohl((*cur_seg)->tcphdr->seqno), lwip_ntohl(seg->tcphdr->seqno))) { cur_seg = &((*cur_seg)->next ); 800b66a: 68fb ldr r3, [r7, #12] 800b66c: 681b ldr r3, [r3, #0] 800b66e: 60fb str r3, [r7, #12] while (*cur_seg && 800b670: 68fb ldr r3, [r7, #12] 800b672: 681b ldr r3, [r3, #0] 800b674: 2b00 cmp r3, #0 800b676: d011 beq.n 800b69c TCP_SEQ_LT(lwip_ntohl((*cur_seg)->tcphdr->seqno), lwip_ntohl(seg->tcphdr->seqno))) { 800b678: 68fb ldr r3, [r7, #12] 800b67a: 681b ldr r3, [r3, #0] 800b67c: 68db ldr r3, [r3, #12] 800b67e: 685b ldr r3, [r3, #4] 800b680: 4618 mov r0, r3 800b682: f7f9 fc44 bl 8004f0e 800b686: 4604 mov r4, r0 800b688: 68bb ldr r3, [r7, #8] 800b68a: 68db ldr r3, [r3, #12] 800b68c: 685b ldr r3, [r3, #4] 800b68e: 4618 mov r0, r3 800b690: f7f9 fc3d bl 8004f0e 800b694: 4603 mov r3, r0 800b696: 1ae3 subs r3, r4, r3 while (*cur_seg && 800b698: 2b00 cmp r3, #0 800b69a: dbe6 blt.n 800b66a } seg->next = *cur_seg; 800b69c: 68fb ldr r3, [r7, #12] 800b69e: 681a ldr r2, [r3, #0] 800b6a0: 68bb ldr r3, [r7, #8] 800b6a2: 601a str r2, [r3, #0] *cur_seg = seg; 800b6a4: 68fb ldr r3, [r7, #12] 800b6a6: 68ba ldr r2, [r7, #8] 800b6a8: 601a str r2, [r3, #0] #if TCP_OVERSIZE if (seg->next == NULL) { 800b6aa: 68bb ldr r3, [r7, #8] 800b6ac: 681b ldr r3, [r3, #0] 800b6ae: 2b00 cmp r3, #0 800b6b0: d103 bne.n 800b6ba /* the retransmitted segment is last in unsent, so reset unsent_oversize */ pcb->unsent_oversize = 0; 800b6b2: 687b ldr r3, [r7, #4] 800b6b4: 2200 movs r2, #0 800b6b6: f8a3 2068 strh.w r2, [r3, #104] ; 0x68 } #endif /* TCP_OVERSIZE */ if (pcb->nrtx < 0xFF) { 800b6ba: 687b ldr r3, [r7, #4] 800b6bc: f893 3042 ldrb.w r3, [r3, #66] ; 0x42 800b6c0: 2bff cmp r3, #255 ; 0xff 800b6c2: d007 beq.n 800b6d4 ++pcb->nrtx; 800b6c4: 687b ldr r3, [r7, #4] 800b6c6: f893 3042 ldrb.w r3, [r3, #66] ; 0x42 800b6ca: 3301 adds r3, #1 800b6cc: b2da uxtb r2, r3 800b6ce: 687b ldr r3, [r7, #4] 800b6d0: f883 2042 strb.w r2, [r3, #66] ; 0x42 } /* Don't take any rtt measurements after retransmitting. */ pcb->rttest = 0; 800b6d4: 687b ldr r3, [r7, #4] 800b6d6: 2200 movs r2, #0 800b6d8: 635a str r2, [r3, #52] ; 0x34 /* Do the actual retransmission. */ MIB2_STATS_INC(mib2.tcpretranssegs); /* No need to call tcp_output: we are always called from tcp_input() and thus tcp_output directly returns. */ return ERR_OK; 800b6da: 2300 movs r3, #0 } 800b6dc: 4618 mov r0, r3 800b6de: 3714 adds r7, #20 800b6e0: 46bd mov sp, r7 800b6e2: bd90 pop {r4, r7, pc} 800b6e4: 08017294 .word 0x08017294 800b6e8: 08017934 .word 0x08017934 800b6ec: 080172e8 .word 0x080172e8 0800b6f0 : * * @param pcb the tcp_pcb for which to retransmit the first unacked segment */ void tcp_rexmit_fast(struct tcp_pcb *pcb) { 800b6f0: b580 push {r7, lr} 800b6f2: b082 sub sp, #8 800b6f4: af00 add r7, sp, #0 800b6f6: 6078 str r0, [r7, #4] LWIP_ASSERT("tcp_rexmit_fast: invalid pcb", pcb != NULL); 800b6f8: 687b ldr r3, [r7, #4] 800b6fa: 2b00 cmp r3, #0 800b6fc: d106 bne.n 800b70c 800b6fe: 4b2a ldr r3, [pc, #168] ; (800b7a8 ) 800b700: f240 62f9 movw r2, #1785 ; 0x6f9 800b704: 4929 ldr r1, [pc, #164] ; (800b7ac ) 800b706: 482a ldr r0, [pc, #168] ; (800b7b0 ) 800b708: f005 fcce bl 80110a8 if (pcb->unacked != NULL && !(pcb->flags & TF_INFR)) { 800b70c: 687b ldr r3, [r7, #4] 800b70e: 6f1b ldr r3, [r3, #112] ; 0x70 800b710: 2b00 cmp r3, #0 800b712: d044 beq.n 800b79e 800b714: 687b ldr r3, [r7, #4] 800b716: 8b5b ldrh r3, [r3, #26] 800b718: f003 0304 and.w r3, r3, #4 800b71c: 2b00 cmp r3, #0 800b71e: d13e bne.n 800b79e LWIP_DEBUGF(TCP_FR_DEBUG, ("tcp_receive: dupacks %"U16_F" (%"U32_F "), fast retransmit %"U32_F"\n", (u16_t)pcb->dupacks, pcb->lastack, lwip_ntohl(pcb->unacked->tcphdr->seqno))); if (tcp_rexmit(pcb) == ERR_OK) { 800b720: 6878 ldr r0, [r7, #4] 800b722: f7ff ff79 bl 800b618 800b726: 4603 mov r3, r0 800b728: 2b00 cmp r3, #0 800b72a: d138 bne.n 800b79e /* Set ssthresh to half of the minimum of the current * cwnd and the advertised window */ pcb->ssthresh = LWIP_MIN(pcb->cwnd, pcb->snd_wnd) / 2; 800b72c: 687b ldr r3, [r7, #4] 800b72e: f8b3 2060 ldrh.w r2, [r3, #96] ; 0x60 800b732: 687b ldr r3, [r7, #4] 800b734: f8b3 3048 ldrh.w r3, [r3, #72] ; 0x48 800b738: 4293 cmp r3, r2 800b73a: bf28 it cs 800b73c: 4613 movcs r3, r2 800b73e: b29b uxth r3, r3 800b740: 0fda lsrs r2, r3, #31 800b742: 4413 add r3, r2 800b744: 105b asrs r3, r3, #1 800b746: b29a uxth r2, r3 800b748: 687b ldr r3, [r7, #4] 800b74a: f8a3 204a strh.w r2, [r3, #74] ; 0x4a /* The minimum value for ssthresh should be 2 MSS */ if (pcb->ssthresh < (2U * pcb->mss)) { 800b74e: 687b ldr r3, [r7, #4] 800b750: f8b3 304a ldrh.w r3, [r3, #74] ; 0x4a 800b754: 461a mov r2, r3 800b756: 687b ldr r3, [r7, #4] 800b758: 8e5b ldrh r3, [r3, #50] ; 0x32 800b75a: 005b lsls r3, r3, #1 800b75c: 429a cmp r2, r3 800b75e: d206 bcs.n 800b76e LWIP_DEBUGF(TCP_FR_DEBUG, ("tcp_receive: The minimum value for ssthresh %"TCPWNDSIZE_F " should be min 2 mss %"U16_F"...\n", pcb->ssthresh, (u16_t)(2 * pcb->mss))); pcb->ssthresh = 2 * pcb->mss; 800b760: 687b ldr r3, [r7, #4] 800b762: 8e5b ldrh r3, [r3, #50] ; 0x32 800b764: 005b lsls r3, r3, #1 800b766: b29a uxth r2, r3 800b768: 687b ldr r3, [r7, #4] 800b76a: f8a3 204a strh.w r2, [r3, #74] ; 0x4a } pcb->cwnd = pcb->ssthresh + 3 * pcb->mss; 800b76e: 687b ldr r3, [r7, #4] 800b770: f8b3 204a ldrh.w r2, [r3, #74] ; 0x4a 800b774: 687b ldr r3, [r7, #4] 800b776: 8e5b ldrh r3, [r3, #50] ; 0x32 800b778: 4619 mov r1, r3 800b77a: 0049 lsls r1, r1, #1 800b77c: 440b add r3, r1 800b77e: b29b uxth r3, r3 800b780: 4413 add r3, r2 800b782: b29a uxth r2, r3 800b784: 687b ldr r3, [r7, #4] 800b786: f8a3 2048 strh.w r2, [r3, #72] ; 0x48 tcp_set_flags(pcb, TF_INFR); 800b78a: 687b ldr r3, [r7, #4] 800b78c: 8b5b ldrh r3, [r3, #26] 800b78e: f043 0304 orr.w r3, r3, #4 800b792: b29a uxth r2, r3 800b794: 687b ldr r3, [r7, #4] 800b796: 835a strh r2, [r3, #26] /* Reset the retransmission timer to prevent immediate rto retransmissions */ pcb->rtime = 0; 800b798: 687b ldr r3, [r7, #4] 800b79a: 2200 movs r2, #0 800b79c: 861a strh r2, [r3, #48] ; 0x30 } } } 800b79e: bf00 nop 800b7a0: 3708 adds r7, #8 800b7a2: 46bd mov sp, r7 800b7a4: bd80 pop {r7, pc} 800b7a6: bf00 nop 800b7a8: 08017294 .word 0x08017294 800b7ac: 0801794c .word 0x0801794c 800b7b0: 080172e8 .word 0x080172e8 0800b7b4 : static struct pbuf * tcp_output_alloc_header_common(u32_t ackno, u16_t optlen, u16_t datalen, u32_t seqno_be /* already in network byte order */, u16_t src_port, u16_t dst_port, u8_t flags, u16_t wnd) { 800b7b4: b580 push {r7, lr} 800b7b6: b086 sub sp, #24 800b7b8: af00 add r7, sp, #0 800b7ba: 60f8 str r0, [r7, #12] 800b7bc: 607b str r3, [r7, #4] 800b7be: 460b mov r3, r1 800b7c0: 817b strh r3, [r7, #10] 800b7c2: 4613 mov r3, r2 800b7c4: 813b strh r3, [r7, #8] struct tcp_hdr *tcphdr; struct pbuf *p; p = pbuf_alloc(PBUF_IP, TCP_HLEN + optlen + datalen, PBUF_RAM); 800b7c6: 897a ldrh r2, [r7, #10] 800b7c8: 893b ldrh r3, [r7, #8] 800b7ca: 4413 add r3, r2 800b7cc: b29b uxth r3, r3 800b7ce: 3314 adds r3, #20 800b7d0: b29b uxth r3, r3 800b7d2: f44f 7220 mov.w r2, #640 ; 0x280 800b7d6: 4619 mov r1, r3 800b7d8: 2022 movs r0, #34 ; 0x22 800b7da: f7fa fc09 bl 8005ff0 800b7de: 6178 str r0, [r7, #20] if (p != NULL) { 800b7e0: 697b ldr r3, [r7, #20] 800b7e2: 2b00 cmp r3, #0 800b7e4: d04d beq.n 800b882 LWIP_ASSERT("check that first pbuf can hold struct tcp_hdr", 800b7e6: 897b ldrh r3, [r7, #10] 800b7e8: 3313 adds r3, #19 800b7ea: 697a ldr r2, [r7, #20] 800b7ec: 8952 ldrh r2, [r2, #10] 800b7ee: 4293 cmp r3, r2 800b7f0: db06 blt.n 800b800 800b7f2: 4b26 ldr r3, [pc, #152] ; (800b88c ) 800b7f4: f240 7223 movw r2, #1827 ; 0x723 800b7f8: 4925 ldr r1, [pc, #148] ; (800b890 ) 800b7fa: 4826 ldr r0, [pc, #152] ; (800b894 ) 800b7fc: f005 fc54 bl 80110a8 (p->len >= TCP_HLEN + optlen)); tcphdr = (struct tcp_hdr *)p->payload; 800b800: 697b ldr r3, [r7, #20] 800b802: 685b ldr r3, [r3, #4] 800b804: 613b str r3, [r7, #16] tcphdr->src = lwip_htons(src_port); 800b806: 8c3b ldrh r3, [r7, #32] 800b808: 4618 mov r0, r3 800b80a: f7f9 fb6b bl 8004ee4 800b80e: 4603 mov r3, r0 800b810: 461a mov r2, r3 800b812: 693b ldr r3, [r7, #16] 800b814: 801a strh r2, [r3, #0] tcphdr->dest = lwip_htons(dst_port); 800b816: 8cbb ldrh r3, [r7, #36] ; 0x24 800b818: 4618 mov r0, r3 800b81a: f7f9 fb63 bl 8004ee4 800b81e: 4603 mov r3, r0 800b820: 461a mov r2, r3 800b822: 693b ldr r3, [r7, #16] 800b824: 805a strh r2, [r3, #2] tcphdr->seqno = seqno_be; 800b826: 693b ldr r3, [r7, #16] 800b828: 687a ldr r2, [r7, #4] 800b82a: 605a str r2, [r3, #4] tcphdr->ackno = lwip_htonl(ackno); 800b82c: 68f8 ldr r0, [r7, #12] 800b82e: f7f9 fb6e bl 8004f0e 800b832: 4602 mov r2, r0 800b834: 693b ldr r3, [r7, #16] 800b836: 609a str r2, [r3, #8] TCPH_HDRLEN_FLAGS_SET(tcphdr, (5 + optlen / 4), flags); 800b838: 897b ldrh r3, [r7, #10] 800b83a: 089b lsrs r3, r3, #2 800b83c: b29b uxth r3, r3 800b83e: 3305 adds r3, #5 800b840: b29b uxth r3, r3 800b842: 031b lsls r3, r3, #12 800b844: b29a uxth r2, r3 800b846: f897 3028 ldrb.w r3, [r7, #40] ; 0x28 800b84a: b29b uxth r3, r3 800b84c: 4313 orrs r3, r2 800b84e: b29b uxth r3, r3 800b850: 4618 mov r0, r3 800b852: f7f9 fb47 bl 8004ee4 800b856: 4603 mov r3, r0 800b858: 461a mov r2, r3 800b85a: 693b ldr r3, [r7, #16] 800b85c: 819a strh r2, [r3, #12] tcphdr->wnd = lwip_htons(wnd); 800b85e: 8dbb ldrh r3, [r7, #44] ; 0x2c 800b860: 4618 mov r0, r3 800b862: f7f9 fb3f bl 8004ee4 800b866: 4603 mov r3, r0 800b868: 461a mov r2, r3 800b86a: 693b ldr r3, [r7, #16] 800b86c: 81da strh r2, [r3, #14] tcphdr->chksum = 0; 800b86e: 693b ldr r3, [r7, #16] 800b870: 2200 movs r2, #0 800b872: 741a strb r2, [r3, #16] 800b874: 2200 movs r2, #0 800b876: 745a strb r2, [r3, #17] tcphdr->urgp = 0; 800b878: 693b ldr r3, [r7, #16] 800b87a: 2200 movs r2, #0 800b87c: 749a strb r2, [r3, #18] 800b87e: 2200 movs r2, #0 800b880: 74da strb r2, [r3, #19] } return p; 800b882: 697b ldr r3, [r7, #20] } 800b884: 4618 mov r0, r3 800b886: 3718 adds r7, #24 800b888: 46bd mov sp, r7 800b88a: bd80 pop {r7, pc} 800b88c: 08017294 .word 0x08017294 800b890: 0801796c .word 0x0801796c 800b894: 080172e8 .word 0x080172e8 0800b898 : * @return pbuf with p->payload being the tcp_hdr */ static struct pbuf * tcp_output_alloc_header(struct tcp_pcb *pcb, u16_t optlen, u16_t datalen, u32_t seqno_be /* already in network byte order */) { 800b898: b5b0 push {r4, r5, r7, lr} 800b89a: b08a sub sp, #40 ; 0x28 800b89c: af04 add r7, sp, #16 800b89e: 60f8 str r0, [r7, #12] 800b8a0: 607b str r3, [r7, #4] 800b8a2: 460b mov r3, r1 800b8a4: 817b strh r3, [r7, #10] 800b8a6: 4613 mov r3, r2 800b8a8: 813b strh r3, [r7, #8] struct pbuf *p; LWIP_ASSERT("tcp_output_alloc_header: invalid pcb", pcb != NULL); 800b8aa: 68fb ldr r3, [r7, #12] 800b8ac: 2b00 cmp r3, #0 800b8ae: d106 bne.n 800b8be 800b8b0: 4b15 ldr r3, [pc, #84] ; (800b908 ) 800b8b2: f240 7242 movw r2, #1858 ; 0x742 800b8b6: 4915 ldr r1, [pc, #84] ; (800b90c ) 800b8b8: 4815 ldr r0, [pc, #84] ; (800b910 ) 800b8ba: f005 fbf5 bl 80110a8 p = tcp_output_alloc_header_common(pcb->rcv_nxt, optlen, datalen, 800b8be: 68fb ldr r3, [r7, #12] 800b8c0: 6a58 ldr r0, [r3, #36] ; 0x24 800b8c2: 68fb ldr r3, [r7, #12] 800b8c4: 8adb ldrh r3, [r3, #22] 800b8c6: 68fa ldr r2, [r7, #12] 800b8c8: 8b12 ldrh r2, [r2, #24] 800b8ca: 68f9 ldr r1, [r7, #12] 800b8cc: 8d49 ldrh r1, [r1, #42] ; 0x2a 800b8ce: 893d ldrh r5, [r7, #8] 800b8d0: 897c ldrh r4, [r7, #10] 800b8d2: 9103 str r1, [sp, #12] 800b8d4: 2110 movs r1, #16 800b8d6: 9102 str r1, [sp, #8] 800b8d8: 9201 str r2, [sp, #4] 800b8da: 9300 str r3, [sp, #0] 800b8dc: 687b ldr r3, [r7, #4] 800b8de: 462a mov r2, r5 800b8e0: 4621 mov r1, r4 800b8e2: f7ff ff67 bl 800b7b4 800b8e6: 6178 str r0, [r7, #20] seqno_be, pcb->local_port, pcb->remote_port, TCP_ACK, TCPWND_MIN16(RCV_WND_SCALE(pcb, pcb->rcv_ann_wnd))); if (p != NULL) { 800b8e8: 697b ldr r3, [r7, #20] 800b8ea: 2b00 cmp r3, #0 800b8ec: d006 beq.n 800b8fc /* If we're sending a packet, update the announced right window edge */ pcb->rcv_ann_right_edge = pcb->rcv_nxt + pcb->rcv_ann_wnd; 800b8ee: 68fb ldr r3, [r7, #12] 800b8f0: 6a5b ldr r3, [r3, #36] ; 0x24 800b8f2: 68fa ldr r2, [r7, #12] 800b8f4: 8d52 ldrh r2, [r2, #42] ; 0x2a 800b8f6: 441a add r2, r3 800b8f8: 68fb ldr r3, [r7, #12] 800b8fa: 62da str r2, [r3, #44] ; 0x2c } return p; 800b8fc: 697b ldr r3, [r7, #20] } 800b8fe: 4618 mov r0, r3 800b900: 3718 adds r7, #24 800b902: 46bd mov sp, r7 800b904: bdb0 pop {r4, r5, r7, pc} 800b906: bf00 nop 800b908: 08017294 .word 0x08017294 800b90c: 0801799c .word 0x0801799c 800b910: 080172e8 .word 0x080172e8 0800b914 : /* Fill in options for control segments */ static void tcp_output_fill_options(const struct tcp_pcb *pcb, struct pbuf *p, u8_t optflags, u8_t num_sacks) { 800b914: b580 push {r7, lr} 800b916: b088 sub sp, #32 800b918: af00 add r7, sp, #0 800b91a: 60f8 str r0, [r7, #12] 800b91c: 60b9 str r1, [r7, #8] 800b91e: 4611 mov r1, r2 800b920: 461a mov r2, r3 800b922: 460b mov r3, r1 800b924: 71fb strb r3, [r7, #7] 800b926: 4613 mov r3, r2 800b928: 71bb strb r3, [r7, #6] struct tcp_hdr *tcphdr; u32_t *opts; u16_t sacks_len = 0; 800b92a: 2300 movs r3, #0 800b92c: 83fb strh r3, [r7, #30] LWIP_ASSERT("tcp_output_fill_options: invalid pbuf", p != NULL); 800b92e: 68bb ldr r3, [r7, #8] 800b930: 2b00 cmp r3, #0 800b932: d106 bne.n 800b942 800b934: 4b13 ldr r3, [pc, #76] ; (800b984 ) 800b936: f240 7256 movw r2, #1878 ; 0x756 800b93a: 4913 ldr r1, [pc, #76] ; (800b988 ) 800b93c: 4813 ldr r0, [pc, #76] ; (800b98c ) 800b93e: f005 fbb3 bl 80110a8 tcphdr = (struct tcp_hdr *)p->payload; 800b942: 68bb ldr r3, [r7, #8] 800b944: 685b ldr r3, [r3, #4] 800b946: 61bb str r3, [r7, #24] opts = (u32_t *)(void *)(tcphdr + 1); 800b948: 69bb ldr r3, [r7, #24] 800b94a: 3314 adds r3, #20 800b94c: 617b str r3, [r7, #20] opts = LWIP_HOOK_TCP_OUT_ADD_TCPOPTS(p, tcphdr, pcb, opts); #endif LWIP_UNUSED_ARG(pcb); LWIP_UNUSED_ARG(sacks_len); LWIP_ASSERT("options not filled", (u8_t *)opts == ((u8_t *)(tcphdr + 1)) + sacks_len * 4 + LWIP_TCP_OPT_LENGTH_SEGMENT(optflags, pcb)); 800b94e: 69bb ldr r3, [r7, #24] 800b950: f103 0214 add.w r2, r3, #20 800b954: 8bfb ldrh r3, [r7, #30] 800b956: 009b lsls r3, r3, #2 800b958: 4619 mov r1, r3 800b95a: 79fb ldrb r3, [r7, #7] 800b95c: 009b lsls r3, r3, #2 800b95e: f003 0304 and.w r3, r3, #4 800b962: 440b add r3, r1 800b964: 4413 add r3, r2 800b966: 697a ldr r2, [r7, #20] 800b968: 429a cmp r2, r3 800b96a: d006 beq.n 800b97a 800b96c: 4b05 ldr r3, [pc, #20] ; (800b984 ) 800b96e: f240 7275 movw r2, #1909 ; 0x775 800b972: 4907 ldr r1, [pc, #28] ; (800b990 ) 800b974: 4805 ldr r0, [pc, #20] ; (800b98c ) 800b976: f005 fb97 bl 80110a8 LWIP_UNUSED_ARG(optflags); /* for LWIP_NOASSERT */ LWIP_UNUSED_ARG(opts); /* for LWIP_NOASSERT */ } 800b97a: bf00 nop 800b97c: 3720 adds r7, #32 800b97e: 46bd mov sp, r7 800b980: bd80 pop {r7, pc} 800b982: bf00 nop 800b984: 08017294 .word 0x08017294 800b988: 080179c4 .word 0x080179c4 800b98c: 080172e8 .word 0x080172e8 800b990: 080178bc .word 0x080178bc 0800b994 : * header checksum and calling ip_output_if while handling netif hints and stats. */ static err_t tcp_output_control_segment(const struct tcp_pcb *pcb, struct pbuf *p, const ip_addr_t *src, const ip_addr_t *dst) { 800b994: b580 push {r7, lr} 800b996: b08a sub sp, #40 ; 0x28 800b998: af04 add r7, sp, #16 800b99a: 60f8 str r0, [r7, #12] 800b99c: 60b9 str r1, [r7, #8] 800b99e: 607a str r2, [r7, #4] 800b9a0: 603b str r3, [r7, #0] err_t err; struct netif *netif; LWIP_ASSERT("tcp_output_control_segment: invalid pbuf", p != NULL); 800b9a2: 68bb ldr r3, [r7, #8] 800b9a4: 2b00 cmp r3, #0 800b9a6: d106 bne.n 800b9b6 800b9a8: 4b1c ldr r3, [pc, #112] ; (800ba1c ) 800b9aa: f240 7287 movw r2, #1927 ; 0x787 800b9ae: 491c ldr r1, [pc, #112] ; (800ba20 ) 800b9b0: 481c ldr r0, [pc, #112] ; (800ba24 ) 800b9b2: f005 fb79 bl 80110a8 netif = tcp_route(pcb, src, dst); 800b9b6: 683a ldr r2, [r7, #0] 800b9b8: 6879 ldr r1, [r7, #4] 800b9ba: 68f8 ldr r0, [r7, #12] 800b9bc: f7fe ff40 bl 800a840 800b9c0: 6138 str r0, [r7, #16] if (netif == NULL) { 800b9c2: 693b ldr r3, [r7, #16] 800b9c4: 2b00 cmp r3, #0 800b9c6: d102 bne.n 800b9ce err = ERR_RTE; 800b9c8: 23fc movs r3, #252 ; 0xfc 800b9ca: 75fb strb r3, [r7, #23] 800b9cc: e01c b.n 800ba08 struct tcp_hdr *tcphdr = (struct tcp_hdr *)p->payload; tcphdr->chksum = ip_chksum_pseudo(p, IP_PROTO_TCP, p->tot_len, src, dst); } #endif if (pcb != NULL) { 800b9ce: 68fb ldr r3, [r7, #12] 800b9d0: 2b00 cmp r3, #0 800b9d2: d006 beq.n 800b9e2 NETIF_SET_HINTS(netif, LWIP_CONST_CAST(struct netif_hint*, &(pcb->netif_hints))); ttl = pcb->ttl; 800b9d4: 68fb ldr r3, [r7, #12] 800b9d6: 7adb ldrb r3, [r3, #11] 800b9d8: 75bb strb r3, [r7, #22] tos = pcb->tos; 800b9da: 68fb ldr r3, [r7, #12] 800b9dc: 7a9b ldrb r3, [r3, #10] 800b9de: 757b strb r3, [r7, #21] 800b9e0: e003 b.n 800b9ea } else { /* Send output with hardcoded TTL/HL since we have no access to the pcb */ ttl = TCP_TTL; 800b9e2: 23ff movs r3, #255 ; 0xff 800b9e4: 75bb strb r3, [r7, #22] tos = 0; 800b9e6: 2300 movs r3, #0 800b9e8: 757b strb r3, [r7, #21] } TCP_STATS_INC(tcp.xmit); err = ip_output_if(p, src, dst, ttl, tos, IP_PROTO_TCP, netif); 800b9ea: 7dba ldrb r2, [r7, #22] 800b9ec: 693b ldr r3, [r7, #16] 800b9ee: 9302 str r3, [sp, #8] 800b9f0: 2306 movs r3, #6 800b9f2: 9301 str r3, [sp, #4] 800b9f4: 7d7b ldrb r3, [r7, #21] 800b9f6: 9300 str r3, [sp, #0] 800b9f8: 4613 mov r3, r2 800b9fa: 683a ldr r2, [r7, #0] 800b9fc: 6879 ldr r1, [r7, #4] 800b9fe: 68b8 ldr r0, [r7, #8] 800ba00: f004 f982 bl 800fd08 800ba04: 4603 mov r3, r0 800ba06: 75fb strb r3, [r7, #23] NETIF_RESET_HINTS(netif); } pbuf_free(p); 800ba08: 68b8 ldr r0, [r7, #8] 800ba0a: f7fa fdd5 bl 80065b8 return err; 800ba0e: f997 3017 ldrsb.w r3, [r7, #23] } 800ba12: 4618 mov r0, r3 800ba14: 3718 adds r7, #24 800ba16: 46bd mov sp, r7 800ba18: bd80 pop {r7, pc} 800ba1a: bf00 nop 800ba1c: 08017294 .word 0x08017294 800ba20: 080179ec .word 0x080179ec 800ba24: 080172e8 .word 0x080172e8 0800ba28 : */ void tcp_rst(const struct tcp_pcb *pcb, u32_t seqno, u32_t ackno, const ip_addr_t *local_ip, const ip_addr_t *remote_ip, u16_t local_port, u16_t remote_port) { 800ba28: b590 push {r4, r7, lr} 800ba2a: b08b sub sp, #44 ; 0x2c 800ba2c: af04 add r7, sp, #16 800ba2e: 60f8 str r0, [r7, #12] 800ba30: 60b9 str r1, [r7, #8] 800ba32: 607a str r2, [r7, #4] 800ba34: 603b str r3, [r7, #0] struct pbuf *p; u16_t wnd; u8_t optlen; LWIP_ASSERT("tcp_rst: invalid local_ip", local_ip != NULL); 800ba36: 683b ldr r3, [r7, #0] 800ba38: 2b00 cmp r3, #0 800ba3a: d106 bne.n 800ba4a 800ba3c: 4b1f ldr r3, [pc, #124] ; (800babc ) 800ba3e: f240 72c4 movw r2, #1988 ; 0x7c4 800ba42: 491f ldr r1, [pc, #124] ; (800bac0 ) 800ba44: 481f ldr r0, [pc, #124] ; (800bac4 ) 800ba46: f005 fb2f bl 80110a8 LWIP_ASSERT("tcp_rst: invalid remote_ip", remote_ip != NULL); 800ba4a: 6abb ldr r3, [r7, #40] ; 0x28 800ba4c: 2b00 cmp r3, #0 800ba4e: d106 bne.n 800ba5e 800ba50: 4b1a ldr r3, [pc, #104] ; (800babc ) 800ba52: f240 72c5 movw r2, #1989 ; 0x7c5 800ba56: 491c ldr r1, [pc, #112] ; (800bac8 ) 800ba58: 481a ldr r0, [pc, #104] ; (800bac4 ) 800ba5a: f005 fb25 bl 80110a8 optlen = LWIP_TCP_OPT_LENGTH_SEGMENT(0, pcb); 800ba5e: 2300 movs r3, #0 800ba60: 75fb strb r3, [r7, #23] #if LWIP_WND_SCALE wnd = PP_HTONS(((TCP_WND >> TCP_RCV_SCALE) & 0xFFFF)); #else wnd = PP_HTONS(TCP_WND); 800ba62: f246 0308 movw r3, #24584 ; 0x6008 800ba66: 82bb strh r3, [r7, #20] #endif p = tcp_output_alloc_header_common(ackno, optlen, 0, lwip_htonl(seqno), local_port, 800ba68: 7dfb ldrb r3, [r7, #23] 800ba6a: b29c uxth r4, r3 800ba6c: 68b8 ldr r0, [r7, #8] 800ba6e: f7f9 fa4e bl 8004f0e 800ba72: 4602 mov r2, r0 800ba74: 8abb ldrh r3, [r7, #20] 800ba76: 9303 str r3, [sp, #12] 800ba78: 2314 movs r3, #20 800ba7a: 9302 str r3, [sp, #8] 800ba7c: 8e3b ldrh r3, [r7, #48] ; 0x30 800ba7e: 9301 str r3, [sp, #4] 800ba80: 8dbb ldrh r3, [r7, #44] ; 0x2c 800ba82: 9300 str r3, [sp, #0] 800ba84: 4613 mov r3, r2 800ba86: 2200 movs r2, #0 800ba88: 4621 mov r1, r4 800ba8a: 6878 ldr r0, [r7, #4] 800ba8c: f7ff fe92 bl 800b7b4 800ba90: 6138 str r0, [r7, #16] remote_port, TCP_RST | TCP_ACK, wnd); if (p == NULL) { 800ba92: 693b ldr r3, [r7, #16] 800ba94: 2b00 cmp r3, #0 800ba96: d00c beq.n 800bab2 LWIP_DEBUGF(TCP_DEBUG, ("tcp_rst: could not allocate memory for pbuf\n")); return; } tcp_output_fill_options(pcb, p, 0, optlen); 800ba98: 7dfb ldrb r3, [r7, #23] 800ba9a: 2200 movs r2, #0 800ba9c: 6939 ldr r1, [r7, #16] 800ba9e: 68f8 ldr r0, [r7, #12] 800baa0: f7ff ff38 bl 800b914 MIB2_STATS_INC(mib2.tcpoutrsts); tcp_output_control_segment(pcb, p, local_ip, remote_ip); 800baa4: 6abb ldr r3, [r7, #40] ; 0x28 800baa6: 683a ldr r2, [r7, #0] 800baa8: 6939 ldr r1, [r7, #16] 800baaa: 68f8 ldr r0, [r7, #12] 800baac: f7ff ff72 bl 800b994 800bab0: e000 b.n 800bab4 return; 800bab2: bf00 nop LWIP_DEBUGF(TCP_RST_DEBUG, ("tcp_rst: seqno %"U32_F" ackno %"U32_F".\n", seqno, ackno)); } 800bab4: 371c adds r7, #28 800bab6: 46bd mov sp, r7 800bab8: bd90 pop {r4, r7, pc} 800baba: bf00 nop 800babc: 08017294 .word 0x08017294 800bac0: 08017a18 .word 0x08017a18 800bac4: 080172e8 .word 0x080172e8 800bac8: 08017a34 .word 0x08017a34 0800bacc : * * @param pcb Protocol control block for the TCP connection to send the ACK */ err_t tcp_send_empty_ack(struct tcp_pcb *pcb) { 800bacc: b590 push {r4, r7, lr} 800bace: b087 sub sp, #28 800bad0: af00 add r7, sp, #0 800bad2: 6078 str r0, [r7, #4] err_t err; struct pbuf *p; u8_t optlen, optflags = 0; 800bad4: 2300 movs r3, #0 800bad6: 75fb strb r3, [r7, #23] u8_t num_sacks = 0; 800bad8: 2300 movs r3, #0 800bada: 75bb strb r3, [r7, #22] LWIP_ASSERT("tcp_send_empty_ack: invalid pcb", pcb != NULL); 800badc: 687b ldr r3, [r7, #4] 800bade: 2b00 cmp r3, #0 800bae0: d106 bne.n 800baf0 800bae2: 4b28 ldr r3, [pc, #160] ; (800bb84 ) 800bae4: f240 72ea movw r2, #2026 ; 0x7ea 800bae8: 4927 ldr r1, [pc, #156] ; (800bb88 ) 800baea: 4828 ldr r0, [pc, #160] ; (800bb8c ) 800baec: f005 fadc bl 80110a8 #if LWIP_TCP_TIMESTAMPS if (pcb->flags & TF_TIMESTAMP) { optflags = TF_SEG_OPTS_TS; } #endif optlen = LWIP_TCP_OPT_LENGTH_SEGMENT(optflags, pcb); 800baf0: 7dfb ldrb r3, [r7, #23] 800baf2: 009b lsls r3, r3, #2 800baf4: b2db uxtb r3, r3 800baf6: f003 0304 and.w r3, r3, #4 800bafa: 757b strb r3, [r7, #21] if ((num_sacks = tcp_get_num_sacks(pcb, optlen)) > 0) { optlen += 4 + num_sacks * 8; /* 4 bytes for header (including 2*NOP), plus 8B for each SACK */ } #endif p = tcp_output_alloc_header(pcb, optlen, 0, lwip_htonl(pcb->snd_nxt)); 800bafc: 7d7b ldrb r3, [r7, #21] 800bafe: b29c uxth r4, r3 800bb00: 687b ldr r3, [r7, #4] 800bb02: 6d1b ldr r3, [r3, #80] ; 0x50 800bb04: 4618 mov r0, r3 800bb06: f7f9 fa02 bl 8004f0e 800bb0a: 4603 mov r3, r0 800bb0c: 2200 movs r2, #0 800bb0e: 4621 mov r1, r4 800bb10: 6878 ldr r0, [r7, #4] 800bb12: f7ff fec1 bl 800b898 800bb16: 6138 str r0, [r7, #16] if (p == NULL) { 800bb18: 693b ldr r3, [r7, #16] 800bb1a: 2b00 cmp r3, #0 800bb1c: d109 bne.n 800bb32 /* let tcp_fasttmr retry sending this ACK */ tcp_set_flags(pcb, TF_ACK_DELAY | TF_ACK_NOW); 800bb1e: 687b ldr r3, [r7, #4] 800bb20: 8b5b ldrh r3, [r3, #26] 800bb22: f043 0303 orr.w r3, r3, #3 800bb26: b29a uxth r2, r3 800bb28: 687b ldr r3, [r7, #4] 800bb2a: 835a strh r2, [r3, #26] LWIP_DEBUGF(TCP_OUTPUT_DEBUG, ("tcp_output: (ACK) could not allocate pbuf\n")); return ERR_BUF; 800bb2c: f06f 0301 mvn.w r3, #1 800bb30: e023 b.n 800bb7a } tcp_output_fill_options(pcb, p, optflags, num_sacks); 800bb32: 7dbb ldrb r3, [r7, #22] 800bb34: 7dfa ldrb r2, [r7, #23] 800bb36: 6939 ldr r1, [r7, #16] 800bb38: 6878 ldr r0, [r7, #4] 800bb3a: f7ff feeb bl 800b914 pcb->ts_lastacksent = pcb->rcv_nxt; #endif LWIP_DEBUGF(TCP_OUTPUT_DEBUG, ("tcp_output: sending ACK for %"U32_F"\n", pcb->rcv_nxt)); err = tcp_output_control_segment(pcb, p, &pcb->local_ip, &pcb->remote_ip); 800bb3e: 687a ldr r2, [r7, #4] 800bb40: 687b ldr r3, [r7, #4] 800bb42: 3304 adds r3, #4 800bb44: 6939 ldr r1, [r7, #16] 800bb46: 6878 ldr r0, [r7, #4] 800bb48: f7ff ff24 bl 800b994 800bb4c: 4603 mov r3, r0 800bb4e: 73fb strb r3, [r7, #15] if (err != ERR_OK) { 800bb50: f997 300f ldrsb.w r3, [r7, #15] 800bb54: 2b00 cmp r3, #0 800bb56: d007 beq.n 800bb68 /* let tcp_fasttmr retry sending this ACK */ tcp_set_flags(pcb, TF_ACK_DELAY | TF_ACK_NOW); 800bb58: 687b ldr r3, [r7, #4] 800bb5a: 8b5b ldrh r3, [r3, #26] 800bb5c: f043 0303 orr.w r3, r3, #3 800bb60: b29a uxth r2, r3 800bb62: 687b ldr r3, [r7, #4] 800bb64: 835a strh r2, [r3, #26] 800bb66: e006 b.n 800bb76 } else { /* remove ACK flags from the PCB, as we sent an empty ACK now */ tcp_clear_flags(pcb, TF_ACK_DELAY | TF_ACK_NOW); 800bb68: 687b ldr r3, [r7, #4] 800bb6a: 8b5b ldrh r3, [r3, #26] 800bb6c: f023 0303 bic.w r3, r3, #3 800bb70: b29a uxth r2, r3 800bb72: 687b ldr r3, [r7, #4] 800bb74: 835a strh r2, [r3, #26] } return err; 800bb76: f997 300f ldrsb.w r3, [r7, #15] } 800bb7a: 4618 mov r0, r3 800bb7c: 371c adds r7, #28 800bb7e: 46bd mov sp, r7 800bb80: bd90 pop {r4, r7, pc} 800bb82: bf00 nop 800bb84: 08017294 .word 0x08017294 800bb88: 08017a50 .word 0x08017a50 800bb8c: 080172e8 .word 0x080172e8 0800bb90 : * * @param pcb the tcp_pcb for which to send a keepalive packet */ err_t tcp_keepalive(struct tcp_pcb *pcb) { 800bb90: b590 push {r4, r7, lr} 800bb92: b087 sub sp, #28 800bb94: af00 add r7, sp, #0 800bb96: 6078 str r0, [r7, #4] err_t err; struct pbuf *p; u8_t optlen = LWIP_TCP_OPT_LENGTH_SEGMENT(0, pcb); 800bb98: 2300 movs r3, #0 800bb9a: 75fb strb r3, [r7, #23] LWIP_ASSERT("tcp_keepalive: invalid pcb", pcb != NULL); 800bb9c: 687b ldr r3, [r7, #4] 800bb9e: 2b00 cmp r3, #0 800bba0: d106 bne.n 800bbb0 800bba2: 4b18 ldr r3, [pc, #96] ; (800bc04 ) 800bba4: f640 0224 movw r2, #2084 ; 0x824 800bba8: 4917 ldr r1, [pc, #92] ; (800bc08 ) 800bbaa: 4818 ldr r0, [pc, #96] ; (800bc0c ) 800bbac: f005 fa7c bl 80110a8 LWIP_DEBUGF(TCP_DEBUG, ("\n")); LWIP_DEBUGF(TCP_DEBUG, ("tcp_keepalive: tcp_ticks %"U32_F" pcb->tmr %"U32_F" pcb->keep_cnt_sent %"U16_F"\n", tcp_ticks, pcb->tmr, (u16_t)pcb->keep_cnt_sent)); p = tcp_output_alloc_header(pcb, optlen, 0, lwip_htonl(pcb->snd_nxt - 1)); 800bbb0: 7dfb ldrb r3, [r7, #23] 800bbb2: b29c uxth r4, r3 800bbb4: 687b ldr r3, [r7, #4] 800bbb6: 6d1b ldr r3, [r3, #80] ; 0x50 800bbb8: 3b01 subs r3, #1 800bbba: 4618 mov r0, r3 800bbbc: f7f9 f9a7 bl 8004f0e 800bbc0: 4603 mov r3, r0 800bbc2: 2200 movs r2, #0 800bbc4: 4621 mov r1, r4 800bbc6: 6878 ldr r0, [r7, #4] 800bbc8: f7ff fe66 bl 800b898 800bbcc: 6138 str r0, [r7, #16] if (p == NULL) { 800bbce: 693b ldr r3, [r7, #16] 800bbd0: 2b00 cmp r3, #0 800bbd2: d102 bne.n 800bbda LWIP_DEBUGF(TCP_DEBUG, ("tcp_keepalive: could not allocate memory for pbuf\n")); return ERR_MEM; 800bbd4: f04f 33ff mov.w r3, #4294967295 800bbd8: e010 b.n 800bbfc } tcp_output_fill_options(pcb, p, 0, optlen); 800bbda: 7dfb ldrb r3, [r7, #23] 800bbdc: 2200 movs r2, #0 800bbde: 6939 ldr r1, [r7, #16] 800bbe0: 6878 ldr r0, [r7, #4] 800bbe2: f7ff fe97 bl 800b914 err = tcp_output_control_segment(pcb, p, &pcb->local_ip, &pcb->remote_ip); 800bbe6: 687a ldr r2, [r7, #4] 800bbe8: 687b ldr r3, [r7, #4] 800bbea: 3304 adds r3, #4 800bbec: 6939 ldr r1, [r7, #16] 800bbee: 6878 ldr r0, [r7, #4] 800bbf0: f7ff fed0 bl 800b994 800bbf4: 4603 mov r3, r0 800bbf6: 73fb strb r3, [r7, #15] LWIP_DEBUGF(TCP_DEBUG, ("tcp_keepalive: seqno %"U32_F" ackno %"U32_F" err %d.\n", pcb->snd_nxt - 1, pcb->rcv_nxt, (int)err)); return err; 800bbf8: f997 300f ldrsb.w r3, [r7, #15] } 800bbfc: 4618 mov r0, r3 800bbfe: 371c adds r7, #28 800bc00: 46bd mov sp, r7 800bc02: bd90 pop {r4, r7, pc} 800bc04: 08017294 .word 0x08017294 800bc08: 08017a70 .word 0x08017a70 800bc0c: 080172e8 .word 0x080172e8 0800bc10 : * * @param pcb the tcp_pcb for which to send a zero-window probe packet */ err_t tcp_zero_window_probe(struct tcp_pcb *pcb) { 800bc10: b590 push {r4, r7, lr} 800bc12: b08b sub sp, #44 ; 0x2c 800bc14: af00 add r7, sp, #0 800bc16: 6078 str r0, [r7, #4] struct tcp_hdr *tcphdr; struct tcp_seg *seg; u16_t len; u8_t is_fin; u32_t snd_nxt; u8_t optlen = LWIP_TCP_OPT_LENGTH_SEGMENT(0, pcb); 800bc18: 2300 movs r3, #0 800bc1a: f887 3027 strb.w r3, [r7, #39] ; 0x27 LWIP_ASSERT("tcp_zero_window_probe: invalid pcb", pcb != NULL); 800bc1e: 687b ldr r3, [r7, #4] 800bc20: 2b00 cmp r3, #0 800bc22: d106 bne.n 800bc32 800bc24: 4b4c ldr r3, [pc, #304] ; (800bd58 ) 800bc26: f640 024f movw r2, #2127 ; 0x84f 800bc2a: 494c ldr r1, [pc, #304] ; (800bd5c ) 800bc2c: 484c ldr r0, [pc, #304] ; (800bd60 ) 800bc2e: f005 fa3b bl 80110a8 ("tcp_zero_window_probe: tcp_ticks %"U32_F " pcb->tmr %"U32_F" pcb->keep_cnt_sent %"U16_F"\n", tcp_ticks, pcb->tmr, (u16_t)pcb->keep_cnt_sent)); /* Only consider unsent, persist timer should be off when there is data in-flight */ seg = pcb->unsent; 800bc32: 687b ldr r3, [r7, #4] 800bc34: 6edb ldr r3, [r3, #108] ; 0x6c 800bc36: 623b str r3, [r7, #32] if (seg == NULL) { 800bc38: 6a3b ldr r3, [r7, #32] 800bc3a: 2b00 cmp r3, #0 800bc3c: d101 bne.n 800bc42 /* Not expected, persist timer should be off when the send buffer is empty */ return ERR_OK; 800bc3e: 2300 movs r3, #0 800bc40: e086 b.n 800bd50 /* increment probe count. NOTE: we record probe even if it fails to actually transmit due to an error. This ensures memory exhaustion/ routing problem doesn't leave a zero-window pcb as an indefinite zombie. RTO mechanism has similar behavior, see pcb->nrtx */ if (pcb->persist_probe < 0xFF) { 800bc42: 687b ldr r3, [r7, #4] 800bc44: f893 309a ldrb.w r3, [r3, #154] ; 0x9a 800bc48: 2bff cmp r3, #255 ; 0xff 800bc4a: d007 beq.n 800bc5c ++pcb->persist_probe; 800bc4c: 687b ldr r3, [r7, #4] 800bc4e: f893 309a ldrb.w r3, [r3, #154] ; 0x9a 800bc52: 3301 adds r3, #1 800bc54: b2da uxtb r2, r3 800bc56: 687b ldr r3, [r7, #4] 800bc58: f883 209a strb.w r2, [r3, #154] ; 0x9a } is_fin = ((TCPH_FLAGS(seg->tcphdr) & TCP_FIN) != 0) && (seg->len == 0); 800bc5c: 6a3b ldr r3, [r7, #32] 800bc5e: 68db ldr r3, [r3, #12] 800bc60: 899b ldrh r3, [r3, #12] 800bc62: b29b uxth r3, r3 800bc64: 4618 mov r0, r3 800bc66: f7f9 f93d bl 8004ee4 800bc6a: 4603 mov r3, r0 800bc6c: b2db uxtb r3, r3 800bc6e: f003 0301 and.w r3, r3, #1 800bc72: 2b00 cmp r3, #0 800bc74: d005 beq.n 800bc82 800bc76: 6a3b ldr r3, [r7, #32] 800bc78: 891b ldrh r3, [r3, #8] 800bc7a: 2b00 cmp r3, #0 800bc7c: d101 bne.n 800bc82 800bc7e: 2301 movs r3, #1 800bc80: e000 b.n 800bc84 800bc82: 2300 movs r3, #0 800bc84: 77fb strb r3, [r7, #31] /* we want to send one seqno: either FIN or data (no options) */ len = is_fin ? 0 : 1; 800bc86: 7ffb ldrb r3, [r7, #31] 800bc88: 2b00 cmp r3, #0 800bc8a: bf0c ite eq 800bc8c: 2301 moveq r3, #1 800bc8e: 2300 movne r3, #0 800bc90: b2db uxtb r3, r3 800bc92: 83bb strh r3, [r7, #28] p = tcp_output_alloc_header(pcb, optlen, len, seg->tcphdr->seqno); 800bc94: f897 3027 ldrb.w r3, [r7, #39] ; 0x27 800bc98: b299 uxth r1, r3 800bc9a: 6a3b ldr r3, [r7, #32] 800bc9c: 68db ldr r3, [r3, #12] 800bc9e: 685b ldr r3, [r3, #4] 800bca0: 8bba ldrh r2, [r7, #28] 800bca2: 6878 ldr r0, [r7, #4] 800bca4: f7ff fdf8 bl 800b898 800bca8: 61b8 str r0, [r7, #24] if (p == NULL) { 800bcaa: 69bb ldr r3, [r7, #24] 800bcac: 2b00 cmp r3, #0 800bcae: d102 bne.n 800bcb6 LWIP_DEBUGF(TCP_DEBUG, ("tcp_zero_window_probe: no memory for pbuf\n")); return ERR_MEM; 800bcb0: f04f 33ff mov.w r3, #4294967295 800bcb4: e04c b.n 800bd50 } tcphdr = (struct tcp_hdr *)p->payload; 800bcb6: 69bb ldr r3, [r7, #24] 800bcb8: 685b ldr r3, [r3, #4] 800bcba: 617b str r3, [r7, #20] if (is_fin) { 800bcbc: 7ffb ldrb r3, [r7, #31] 800bcbe: 2b00 cmp r3, #0 800bcc0: d011 beq.n 800bce6 /* FIN segment, no data */ TCPH_FLAGS_SET(tcphdr, TCP_ACK | TCP_FIN); 800bcc2: 697b ldr r3, [r7, #20] 800bcc4: 899b ldrh r3, [r3, #12] 800bcc6: b29b uxth r3, r3 800bcc8: b21b sxth r3, r3 800bcca: f423 537c bic.w r3, r3, #16128 ; 0x3f00 800bcce: b21c sxth r4, r3 800bcd0: 2011 movs r0, #17 800bcd2: f7f9 f907 bl 8004ee4 800bcd6: 4603 mov r3, r0 800bcd8: b21b sxth r3, r3 800bcda: 4323 orrs r3, r4 800bcdc: b21b sxth r3, r3 800bcde: b29a uxth r2, r3 800bce0: 697b ldr r3, [r7, #20] 800bce2: 819a strh r2, [r3, #12] 800bce4: e010 b.n 800bd08 } else { /* Data segment, copy in one byte from the head of the unacked queue */ char *d = ((char *)p->payload + TCP_HLEN); 800bce6: 69bb ldr r3, [r7, #24] 800bce8: 685b ldr r3, [r3, #4] 800bcea: 3314 adds r3, #20 800bcec: 613b str r3, [r7, #16] /* Depending on whether the segment has already been sent (unacked) or not (unsent), seg->p->payload points to the IP header or TCP header. Ensure we copy the first TCP data byte: */ pbuf_copy_partial(seg->p, d, 1, seg->p->tot_len - seg->len); 800bcee: 6a3b ldr r3, [r7, #32] 800bcf0: 6858 ldr r0, [r3, #4] 800bcf2: 6a3b ldr r3, [r7, #32] 800bcf4: 685b ldr r3, [r3, #4] 800bcf6: 891a ldrh r2, [r3, #8] 800bcf8: 6a3b ldr r3, [r7, #32] 800bcfa: 891b ldrh r3, [r3, #8] 800bcfc: 1ad3 subs r3, r2, r3 800bcfe: b29b uxth r3, r3 800bd00: 2201 movs r2, #1 800bd02: 6939 ldr r1, [r7, #16] 800bd04: f7fa fe52 bl 80069ac } /* The byte may be acknowledged without the window being opened. */ snd_nxt = lwip_ntohl(seg->tcphdr->seqno) + 1; 800bd08: 6a3b ldr r3, [r7, #32] 800bd0a: 68db ldr r3, [r3, #12] 800bd0c: 685b ldr r3, [r3, #4] 800bd0e: 4618 mov r0, r3 800bd10: f7f9 f8fd bl 8004f0e 800bd14: 4603 mov r3, r0 800bd16: 3301 adds r3, #1 800bd18: 60fb str r3, [r7, #12] if (TCP_SEQ_LT(pcb->snd_nxt, snd_nxt)) { 800bd1a: 687b ldr r3, [r7, #4] 800bd1c: 6d1a ldr r2, [r3, #80] ; 0x50 800bd1e: 68fb ldr r3, [r7, #12] 800bd20: 1ad3 subs r3, r2, r3 800bd22: 2b00 cmp r3, #0 800bd24: da02 bge.n 800bd2c pcb->snd_nxt = snd_nxt; 800bd26: 687b ldr r3, [r7, #4] 800bd28: 68fa ldr r2, [r7, #12] 800bd2a: 651a str r2, [r3, #80] ; 0x50 } tcp_output_fill_options(pcb, p, 0, optlen); 800bd2c: f897 3027 ldrb.w r3, [r7, #39] ; 0x27 800bd30: 2200 movs r2, #0 800bd32: 69b9 ldr r1, [r7, #24] 800bd34: 6878 ldr r0, [r7, #4] 800bd36: f7ff fded bl 800b914 err = tcp_output_control_segment(pcb, p, &pcb->local_ip, &pcb->remote_ip); 800bd3a: 687a ldr r2, [r7, #4] 800bd3c: 687b ldr r3, [r7, #4] 800bd3e: 3304 adds r3, #4 800bd40: 69b9 ldr r1, [r7, #24] 800bd42: 6878 ldr r0, [r7, #4] 800bd44: f7ff fe26 bl 800b994 800bd48: 4603 mov r3, r0 800bd4a: 72fb strb r3, [r7, #11] LWIP_DEBUGF(TCP_DEBUG, ("tcp_zero_window_probe: seqno %"U32_F " ackno %"U32_F" err %d.\n", pcb->snd_nxt - 1, pcb->rcv_nxt, (int)err)); return err; 800bd4c: f997 300b ldrsb.w r3, [r7, #11] } 800bd50: 4618 mov r0, r3 800bd52: 372c adds r7, #44 ; 0x2c 800bd54: 46bd mov sp, r7 800bd56: bd90 pop {r4, r7, pc} 800bd58: 08017294 .word 0x08017294 800bd5c: 08017a8c .word 0x08017a8c 800bd60: 080172e8 .word 0x080172e8 0800bd64 : * * @param arg unused argument */ static void tcpip_tcp_timer(void *arg) { 800bd64: b580 push {r7, lr} 800bd66: b082 sub sp, #8 800bd68: af00 add r7, sp, #0 800bd6a: 6078 str r0, [r7, #4] LWIP_UNUSED_ARG(arg); /* call TCP timer handler */ tcp_tmr(); 800bd6c: f7fa ff0c bl 8006b88 /* timer still needed? */ if (tcp_active_pcbs || tcp_tw_pcbs) { 800bd70: 4b0a ldr r3, [pc, #40] ; (800bd9c ) 800bd72: 681b ldr r3, [r3, #0] 800bd74: 2b00 cmp r3, #0 800bd76: d103 bne.n 800bd80 800bd78: 4b09 ldr r3, [pc, #36] ; (800bda0 ) 800bd7a: 681b ldr r3, [r3, #0] 800bd7c: 2b00 cmp r3, #0 800bd7e: d005 beq.n 800bd8c /* restart timer */ sys_timeout(TCP_TMR_INTERVAL, tcpip_tcp_timer, NULL); 800bd80: 2200 movs r2, #0 800bd82: 4908 ldr r1, [pc, #32] ; (800bda4 ) 800bd84: 20fa movs r0, #250 ; 0xfa 800bd86: f000 f8f3 bl 800bf70 800bd8a: e003 b.n 800bd94 } else { /* disable timer */ tcpip_tcp_timer_active = 0; 800bd8c: 4b06 ldr r3, [pc, #24] ; (800bda8 ) 800bd8e: 2200 movs r2, #0 800bd90: 601a str r2, [r3, #0] } } 800bd92: bf00 nop 800bd94: bf00 nop 800bd96: 3708 adds r7, #8 800bd98: 46bd mov sp, r7 800bd9a: bd80 pop {r7, pc} 800bd9c: 200099e0 .word 0x200099e0 800bda0: 200099e4 .word 0x200099e4 800bda4: 0800bd65 .word 0x0800bd65 800bda8: 20009a2c .word 0x20009a2c 0800bdac : * the reason is to have the TCP timer only running when * there are active (or time-wait) PCBs. */ void tcp_timer_needed(void) { 800bdac: b580 push {r7, lr} 800bdae: af00 add r7, sp, #0 LWIP_ASSERT_CORE_LOCKED(); /* timer is off but needed again? */ if (!tcpip_tcp_timer_active && (tcp_active_pcbs || tcp_tw_pcbs)) { 800bdb0: 4b0a ldr r3, [pc, #40] ; (800bddc ) 800bdb2: 681b ldr r3, [r3, #0] 800bdb4: 2b00 cmp r3, #0 800bdb6: d10f bne.n 800bdd8 800bdb8: 4b09 ldr r3, [pc, #36] ; (800bde0 ) 800bdba: 681b ldr r3, [r3, #0] 800bdbc: 2b00 cmp r3, #0 800bdbe: d103 bne.n 800bdc8 800bdc0: 4b08 ldr r3, [pc, #32] ; (800bde4 ) 800bdc2: 681b ldr r3, [r3, #0] 800bdc4: 2b00 cmp r3, #0 800bdc6: d007 beq.n 800bdd8 /* enable and start timer */ tcpip_tcp_timer_active = 1; 800bdc8: 4b04 ldr r3, [pc, #16] ; (800bddc ) 800bdca: 2201 movs r2, #1 800bdcc: 601a str r2, [r3, #0] sys_timeout(TCP_TMR_INTERVAL, tcpip_tcp_timer, NULL); 800bdce: 2200 movs r2, #0 800bdd0: 4905 ldr r1, [pc, #20] ; (800bde8 ) 800bdd2: 20fa movs r0, #250 ; 0xfa 800bdd4: f000 f8cc bl 800bf70 } } 800bdd8: bf00 nop 800bdda: bd80 pop {r7, pc} 800bddc: 20009a2c .word 0x20009a2c 800bde0: 200099e0 .word 0x200099e0 800bde4: 200099e4 .word 0x200099e4 800bde8: 0800bd65 .word 0x0800bd65 0800bdec : #if LWIP_DEBUG_TIMERNAMES sys_timeout_abs(u32_t abs_time, sys_timeout_handler handler, void *arg, const char *handler_name) #else /* LWIP_DEBUG_TIMERNAMES */ sys_timeout_abs(u32_t abs_time, sys_timeout_handler handler, void *arg) #endif { 800bdec: b580 push {r7, lr} 800bdee: b086 sub sp, #24 800bdf0: af00 add r7, sp, #0 800bdf2: 60f8 str r0, [r7, #12] 800bdf4: 60b9 str r1, [r7, #8] 800bdf6: 607a str r2, [r7, #4] struct sys_timeo *timeout, *t; timeout = (struct sys_timeo *)memp_malloc(MEMP_SYS_TIMEOUT); 800bdf8: 2006 movs r0, #6 800bdfa: f7f9 fceb bl 80057d4 800bdfe: 6138 str r0, [r7, #16] if (timeout == NULL) { 800be00: 693b ldr r3, [r7, #16] 800be02: 2b00 cmp r3, #0 800be04: d109 bne.n 800be1a LWIP_ASSERT("sys_timeout: timeout != NULL, pool MEMP_SYS_TIMEOUT is empty", timeout != NULL); 800be06: 693b ldr r3, [r7, #16] 800be08: 2b00 cmp r3, #0 800be0a: d151 bne.n 800beb0 800be0c: 4b2a ldr r3, [pc, #168] ; (800beb8 ) 800be0e: 22be movs r2, #190 ; 0xbe 800be10: 492a ldr r1, [pc, #168] ; (800bebc ) 800be12: 482b ldr r0, [pc, #172] ; (800bec0 ) 800be14: f005 f948 bl 80110a8 return; 800be18: e04a b.n 800beb0 } timeout->next = NULL; 800be1a: 693b ldr r3, [r7, #16] 800be1c: 2200 movs r2, #0 800be1e: 601a str r2, [r3, #0] timeout->h = handler; 800be20: 693b ldr r3, [r7, #16] 800be22: 68ba ldr r2, [r7, #8] 800be24: 609a str r2, [r3, #8] timeout->arg = arg; 800be26: 693b ldr r3, [r7, #16] 800be28: 687a ldr r2, [r7, #4] 800be2a: 60da str r2, [r3, #12] timeout->time = abs_time; 800be2c: 693b ldr r3, [r7, #16] 800be2e: 68fa ldr r2, [r7, #12] 800be30: 605a str r2, [r3, #4] timeout->handler_name = handler_name; LWIP_DEBUGF(TIMERS_DEBUG, ("sys_timeout: %p abs_time=%"U32_F" handler=%s arg=%p\n", (void *)timeout, abs_time, handler_name, (void *)arg)); #endif /* LWIP_DEBUG_TIMERNAMES */ if (next_timeout == NULL) { 800be32: 4b24 ldr r3, [pc, #144] ; (800bec4 ) 800be34: 681b ldr r3, [r3, #0] 800be36: 2b00 cmp r3, #0 800be38: d103 bne.n 800be42 next_timeout = timeout; 800be3a: 4a22 ldr r2, [pc, #136] ; (800bec4 ) 800be3c: 693b ldr r3, [r7, #16] 800be3e: 6013 str r3, [r2, #0] return; 800be40: e037 b.n 800beb2 } if (TIME_LESS_THAN(timeout->time, next_timeout->time)) { 800be42: 693b ldr r3, [r7, #16] 800be44: 685a ldr r2, [r3, #4] 800be46: 4b1f ldr r3, [pc, #124] ; (800bec4 ) 800be48: 681b ldr r3, [r3, #0] 800be4a: 685b ldr r3, [r3, #4] 800be4c: 1ad3 subs r3, r2, r3 800be4e: 0fdb lsrs r3, r3, #31 800be50: f003 0301 and.w r3, r3, #1 800be54: b2db uxtb r3, r3 800be56: 2b00 cmp r3, #0 800be58: d007 beq.n 800be6a timeout->next = next_timeout; 800be5a: 4b1a ldr r3, [pc, #104] ; (800bec4 ) 800be5c: 681a ldr r2, [r3, #0] 800be5e: 693b ldr r3, [r7, #16] 800be60: 601a str r2, [r3, #0] next_timeout = timeout; 800be62: 4a18 ldr r2, [pc, #96] ; (800bec4 ) 800be64: 693b ldr r3, [r7, #16] 800be66: 6013 str r3, [r2, #0] 800be68: e023 b.n 800beb2 } else { for (t = next_timeout; t != NULL; t = t->next) { 800be6a: 4b16 ldr r3, [pc, #88] ; (800bec4 ) 800be6c: 681b ldr r3, [r3, #0] 800be6e: 617b str r3, [r7, #20] 800be70: e01a b.n 800bea8 if ((t->next == NULL) || TIME_LESS_THAN(timeout->time, t->next->time)) { 800be72: 697b ldr r3, [r7, #20] 800be74: 681b ldr r3, [r3, #0] 800be76: 2b00 cmp r3, #0 800be78: d00b beq.n 800be92 800be7a: 693b ldr r3, [r7, #16] 800be7c: 685a ldr r2, [r3, #4] 800be7e: 697b ldr r3, [r7, #20] 800be80: 681b ldr r3, [r3, #0] 800be82: 685b ldr r3, [r3, #4] 800be84: 1ad3 subs r3, r2, r3 800be86: 0fdb lsrs r3, r3, #31 800be88: f003 0301 and.w r3, r3, #1 800be8c: b2db uxtb r3, r3 800be8e: 2b00 cmp r3, #0 800be90: d007 beq.n 800bea2 timeout->next = t->next; 800be92: 697b ldr r3, [r7, #20] 800be94: 681a ldr r2, [r3, #0] 800be96: 693b ldr r3, [r7, #16] 800be98: 601a str r2, [r3, #0] t->next = timeout; 800be9a: 697b ldr r3, [r7, #20] 800be9c: 693a ldr r2, [r7, #16] 800be9e: 601a str r2, [r3, #0] break; 800bea0: e007 b.n 800beb2 for (t = next_timeout; t != NULL; t = t->next) { 800bea2: 697b ldr r3, [r7, #20] 800bea4: 681b ldr r3, [r3, #0] 800bea6: 617b str r3, [r7, #20] 800bea8: 697b ldr r3, [r7, #20] 800beaa: 2b00 cmp r3, #0 800beac: d1e1 bne.n 800be72 800beae: e000 b.n 800beb2 return; 800beb0: bf00 nop } } } } 800beb2: 3718 adds r7, #24 800beb4: 46bd mov sp, r7 800beb6: bd80 pop {r7, pc} 800beb8: 08017ab0 .word 0x08017ab0 800bebc: 08017ae4 .word 0x08017ae4 800bec0: 08017b24 .word 0x08017b24 800bec4: 20009a24 .word 0x20009a24 0800bec8 : #if !LWIP_TESTMODE static #endif void lwip_cyclic_timer(void *arg) { 800bec8: b580 push {r7, lr} 800beca: b086 sub sp, #24 800becc: af00 add r7, sp, #0 800bece: 6078 str r0, [r7, #4] u32_t now; u32_t next_timeout_time; const struct lwip_cyclic_timer *cyclic = (const struct lwip_cyclic_timer *)arg; 800bed0: 687b ldr r3, [r7, #4] 800bed2: 617b str r3, [r7, #20] #if LWIP_DEBUG_TIMERNAMES LWIP_DEBUGF(TIMERS_DEBUG, ("tcpip: %s()\n", cyclic->handler_name)); #endif cyclic->handler(); 800bed4: 697b ldr r3, [r7, #20] 800bed6: 685b ldr r3, [r3, #4] 800bed8: 4798 blx r3 now = sys_now(); 800beda: f7f8 fdeb bl 8004ab4 800bede: 6138 str r0, [r7, #16] next_timeout_time = (u32_t)(current_timeout_due_time + cyclic->interval_ms); /* overflow handled by TIME_LESS_THAN macro */ 800bee0: 697b ldr r3, [r7, #20] 800bee2: 681a ldr r2, [r3, #0] 800bee4: 4b0f ldr r3, [pc, #60] ; (800bf24 ) 800bee6: 681b ldr r3, [r3, #0] 800bee8: 4413 add r3, r2 800beea: 60fb str r3, [r7, #12] if (TIME_LESS_THAN(next_timeout_time, now)) { 800beec: 68fa ldr r2, [r7, #12] 800beee: 693b ldr r3, [r7, #16] 800bef0: 1ad3 subs r3, r2, r3 800bef2: 0fdb lsrs r3, r3, #31 800bef4: f003 0301 and.w r3, r3, #1 800bef8: b2db uxtb r3, r3 800befa: 2b00 cmp r3, #0 800befc: d009 beq.n 800bf12 /* timer would immediately expire again -> "overload" -> restart without any correction */ #if LWIP_DEBUG_TIMERNAMES sys_timeout_abs((u32_t)(now + cyclic->interval_ms), lwip_cyclic_timer, arg, cyclic->handler_name); #else sys_timeout_abs((u32_t)(now + cyclic->interval_ms), lwip_cyclic_timer, arg); 800befe: 697b ldr r3, [r7, #20] 800bf00: 681a ldr r2, [r3, #0] 800bf02: 693b ldr r3, [r7, #16] 800bf04: 4413 add r3, r2 800bf06: 687a ldr r2, [r7, #4] 800bf08: 4907 ldr r1, [pc, #28] ; (800bf28 ) 800bf0a: 4618 mov r0, r3 800bf0c: f7ff ff6e bl 800bdec sys_timeout_abs(next_timeout_time, lwip_cyclic_timer, arg, cyclic->handler_name); #else sys_timeout_abs(next_timeout_time, lwip_cyclic_timer, arg); #endif } } 800bf10: e004 b.n 800bf1c sys_timeout_abs(next_timeout_time, lwip_cyclic_timer, arg); 800bf12: 687a ldr r2, [r7, #4] 800bf14: 4904 ldr r1, [pc, #16] ; (800bf28 ) 800bf16: 68f8 ldr r0, [r7, #12] 800bf18: f7ff ff68 bl 800bdec } 800bf1c: bf00 nop 800bf1e: 3718 adds r7, #24 800bf20: 46bd mov sp, r7 800bf22: bd80 pop {r7, pc} 800bf24: 20009a28 .word 0x20009a28 800bf28: 0800bec9 .word 0x0800bec9 0800bf2c : /** Initialize this module */ void sys_timeouts_init(void) { 800bf2c: b580 push {r7, lr} 800bf2e: b082 sub sp, #8 800bf30: af00 add r7, sp, #0 size_t i; /* tcp_tmr() at index 0 is started on demand */ for (i = (LWIP_TCP ? 1 : 0); i < LWIP_ARRAYSIZE(lwip_cyclic_timers); i++) { 800bf32: 2301 movs r3, #1 800bf34: 607b str r3, [r7, #4] 800bf36: e00e b.n 800bf56 /* we have to cast via size_t to get rid of const warning (this is OK as cyclic_timer() casts back to const* */ sys_timeout(lwip_cyclic_timers[i].interval_ms, lwip_cyclic_timer, LWIP_CONST_CAST(void *, &lwip_cyclic_timers[i])); 800bf38: 4a0b ldr r2, [pc, #44] ; (800bf68 ) 800bf3a: 687b ldr r3, [r7, #4] 800bf3c: f852 0033 ldr.w r0, [r2, r3, lsl #3] 800bf40: 687b ldr r3, [r7, #4] 800bf42: 00db lsls r3, r3, #3 800bf44: 4a08 ldr r2, [pc, #32] ; (800bf68 ) 800bf46: 4413 add r3, r2 800bf48: 461a mov r2, r3 800bf4a: 4908 ldr r1, [pc, #32] ; (800bf6c ) 800bf4c: f000 f810 bl 800bf70 for (i = (LWIP_TCP ? 1 : 0); i < LWIP_ARRAYSIZE(lwip_cyclic_timers); i++) { 800bf50: 687b ldr r3, [r7, #4] 800bf52: 3301 adds r3, #1 800bf54: 607b str r3, [r7, #4] 800bf56: 687b ldr r3, [r7, #4] 800bf58: 2b04 cmp r3, #4 800bf5a: d9ed bls.n 800bf38 } } 800bf5c: bf00 nop 800bf5e: bf00 nop 800bf60: 3708 adds r7, #8 800bf62: 46bd mov sp, r7 800bf64: bd80 pop {r7, pc} 800bf66: bf00 nop 800bf68: 08018aa4 .word 0x08018aa4 800bf6c: 0800bec9 .word 0x0800bec9 0800bf70 : sys_timeout_debug(u32_t msecs, sys_timeout_handler handler, void *arg, const char *handler_name) #else /* LWIP_DEBUG_TIMERNAMES */ void sys_timeout(u32_t msecs, sys_timeout_handler handler, void *arg) #endif /* LWIP_DEBUG_TIMERNAMES */ { 800bf70: b580 push {r7, lr} 800bf72: b086 sub sp, #24 800bf74: af00 add r7, sp, #0 800bf76: 60f8 str r0, [r7, #12] 800bf78: 60b9 str r1, [r7, #8] 800bf7a: 607a str r2, [r7, #4] u32_t next_timeout_time; LWIP_ASSERT_CORE_LOCKED(); LWIP_ASSERT("Timeout time too long, max is LWIP_UINT32_MAX/4 msecs", msecs <= (LWIP_UINT32_MAX / 4)); 800bf7c: 68fb ldr r3, [r7, #12] 800bf7e: f1b3 4f80 cmp.w r3, #1073741824 ; 0x40000000 800bf82: d306 bcc.n 800bf92 800bf84: 4b0a ldr r3, [pc, #40] ; (800bfb0 ) 800bf86: f240 1229 movw r2, #297 ; 0x129 800bf8a: 490a ldr r1, [pc, #40] ; (800bfb4 ) 800bf8c: 480a ldr r0, [pc, #40] ; (800bfb8 ) 800bf8e: f005 f88b bl 80110a8 next_timeout_time = (u32_t)(sys_now() + msecs); /* overflow handled by TIME_LESS_THAN macro */ 800bf92: f7f8 fd8f bl 8004ab4 800bf96: 4602 mov r2, r0 800bf98: 68fb ldr r3, [r7, #12] 800bf9a: 4413 add r3, r2 800bf9c: 617b str r3, [r7, #20] #if LWIP_DEBUG_TIMERNAMES sys_timeout_abs(next_timeout_time, handler, arg, handler_name); #else sys_timeout_abs(next_timeout_time, handler, arg); 800bf9e: 687a ldr r2, [r7, #4] 800bfa0: 68b9 ldr r1, [r7, #8] 800bfa2: 6978 ldr r0, [r7, #20] 800bfa4: f7ff ff22 bl 800bdec #endif } 800bfa8: bf00 nop 800bfaa: 3718 adds r7, #24 800bfac: 46bd mov sp, r7 800bfae: bd80 pop {r7, pc} 800bfb0: 08017ab0 .word 0x08017ab0 800bfb4: 08017b4c .word 0x08017b4c 800bfb8: 08017b24 .word 0x08017b24 0800bfbc : * * Must be called periodically from your main loop. */ void sys_check_timeouts(void) { 800bfbc: b580 push {r7, lr} 800bfbe: b084 sub sp, #16 800bfc0: af00 add r7, sp, #0 u32_t now; LWIP_ASSERT_CORE_LOCKED(); /* Process only timers expired at the start of the function. */ now = sys_now(); 800bfc2: f7f8 fd77 bl 8004ab4 800bfc6: 60f8 str r0, [r7, #12] do { struct sys_timeo *tmptimeout; sys_timeout_handler handler; void *arg; PBUF_CHECK_FREE_OOSEQ(); 800bfc8: 4b1a ldr r3, [pc, #104] ; (800c034 ) 800bfca: 781b ldrb r3, [r3, #0] 800bfcc: b2db uxtb r3, r3 800bfce: 2b00 cmp r3, #0 800bfd0: d001 beq.n 800bfd6 800bfd2: f7f9 ffb7 bl 8005f44 tmptimeout = next_timeout; 800bfd6: 4b18 ldr r3, [pc, #96] ; (800c038 ) 800bfd8: 681b ldr r3, [r3, #0] 800bfda: 60bb str r3, [r7, #8] if (tmptimeout == NULL) { 800bfdc: 68bb ldr r3, [r7, #8] 800bfde: 2b00 cmp r3, #0 800bfe0: d022 beq.n 800c028 return; } if (TIME_LESS_THAN(now, tmptimeout->time)) { 800bfe2: 68bb ldr r3, [r7, #8] 800bfe4: 685b ldr r3, [r3, #4] 800bfe6: 68fa ldr r2, [r7, #12] 800bfe8: 1ad3 subs r3, r2, r3 800bfea: 0fdb lsrs r3, r3, #31 800bfec: f003 0301 and.w r3, r3, #1 800bff0: b2db uxtb r3, r3 800bff2: 2b00 cmp r3, #0 800bff4: d11a bne.n 800c02c return; } /* Timeout has expired */ next_timeout = tmptimeout->next; 800bff6: 68bb ldr r3, [r7, #8] 800bff8: 681b ldr r3, [r3, #0] 800bffa: 4a0f ldr r2, [pc, #60] ; (800c038 ) 800bffc: 6013 str r3, [r2, #0] handler = tmptimeout->h; 800bffe: 68bb ldr r3, [r7, #8] 800c000: 689b ldr r3, [r3, #8] 800c002: 607b str r3, [r7, #4] arg = tmptimeout->arg; 800c004: 68bb ldr r3, [r7, #8] 800c006: 68db ldr r3, [r3, #12] 800c008: 603b str r3, [r7, #0] current_timeout_due_time = tmptimeout->time; 800c00a: 68bb ldr r3, [r7, #8] 800c00c: 685b ldr r3, [r3, #4] 800c00e: 4a0b ldr r2, [pc, #44] ; (800c03c ) 800c010: 6013 str r3, [r2, #0] if (handler != NULL) { LWIP_DEBUGF(TIMERS_DEBUG, ("sct calling h=%s t=%"U32_F" arg=%p\n", tmptimeout->handler_name, sys_now() - tmptimeout->time, arg)); } #endif /* LWIP_DEBUG_TIMERNAMES */ memp_free(MEMP_SYS_TIMEOUT, tmptimeout); 800c012: 68b9 ldr r1, [r7, #8] 800c014: 2006 movs r0, #6 800c016: f7f9 fc4d bl 80058b4 if (handler != NULL) { 800c01a: 687b ldr r3, [r7, #4] 800c01c: 2b00 cmp r3, #0 800c01e: d0d3 beq.n 800bfc8 handler(arg); 800c020: 687b ldr r3, [r7, #4] 800c022: 6838 ldr r0, [r7, #0] 800c024: 4798 blx r3 do { 800c026: e7cf b.n 800bfc8 return; 800c028: bf00 nop 800c02a: e000 b.n 800c02e return; 800c02c: bf00 nop } LWIP_TCPIP_THREAD_ALIVE(); /* Repeat until all expired timers have been called */ } while (1); } 800c02e: 3710 adds r7, #16 800c030: 46bd mov sp, r7 800c032: bd80 pop {r7, pc} 800c034: 200099d1 .word 0x200099d1 800c038: 20009a24 .word 0x20009a24 800c03c: 20009a28 .word 0x20009a28 0800c040 : /** * Initialize this module. */ void udp_init(void) { 800c040: b580 push {r7, lr} 800c042: af00 add r7, sp, #0 #ifdef LWIP_RAND udp_port = UDP_ENSURE_LOCAL_PORT_RANGE(LWIP_RAND()); 800c044: f005 f842 bl 80110cc 800c048: 4603 mov r3, r0 800c04a: b29b uxth r3, r3 800c04c: f3c3 030d ubfx r3, r3, #0, #14 800c050: b29b uxth r3, r3 800c052: f5a3 4380 sub.w r3, r3, #16384 ; 0x4000 800c056: b29a uxth r2, r3 800c058: 4b01 ldr r3, [pc, #4] ; (800c060 ) 800c05a: 801a strh r2, [r3, #0] #endif /* LWIP_RAND */ } 800c05c: bf00 nop 800c05e: bd80 pop {r7, pc} 800c060: 20000028 .word 0x20000028 0800c064 : * * @return a new (free) local UDP port number */ static u16_t udp_new_port(void) { 800c064: b480 push {r7} 800c066: b083 sub sp, #12 800c068: af00 add r7, sp, #0 u16_t n = 0; 800c06a: 2300 movs r3, #0 800c06c: 80fb strh r3, [r7, #6] struct udp_pcb *pcb; again: if (udp_port++ == UDP_LOCAL_PORT_RANGE_END) { 800c06e: 4b17 ldr r3, [pc, #92] ; (800c0cc ) 800c070: 881b ldrh r3, [r3, #0] 800c072: 1c5a adds r2, r3, #1 800c074: b291 uxth r1, r2 800c076: 4a15 ldr r2, [pc, #84] ; (800c0cc ) 800c078: 8011 strh r1, [r2, #0] 800c07a: f64f 72ff movw r2, #65535 ; 0xffff 800c07e: 4293 cmp r3, r2 800c080: d103 bne.n 800c08a udp_port = UDP_LOCAL_PORT_RANGE_START; 800c082: 4b12 ldr r3, [pc, #72] ; (800c0cc ) 800c084: f44f 4240 mov.w r2, #49152 ; 0xc000 800c088: 801a strh r2, [r3, #0] } /* Check all PCBs. */ for (pcb = udp_pcbs; pcb != NULL; pcb = pcb->next) { 800c08a: 4b11 ldr r3, [pc, #68] ; (800c0d0 ) 800c08c: 681b ldr r3, [r3, #0] 800c08e: 603b str r3, [r7, #0] 800c090: e011 b.n 800c0b6 if (pcb->local_port == udp_port) { 800c092: 683b ldr r3, [r7, #0] 800c094: 8a5a ldrh r2, [r3, #18] 800c096: 4b0d ldr r3, [pc, #52] ; (800c0cc ) 800c098: 881b ldrh r3, [r3, #0] 800c09a: 429a cmp r2, r3 800c09c: d108 bne.n 800c0b0 if (++n > (UDP_LOCAL_PORT_RANGE_END - UDP_LOCAL_PORT_RANGE_START)) { 800c09e: 88fb ldrh r3, [r7, #6] 800c0a0: 3301 adds r3, #1 800c0a2: 80fb strh r3, [r7, #6] 800c0a4: 88fb ldrh r3, [r7, #6] 800c0a6: f5b3 4f80 cmp.w r3, #16384 ; 0x4000 800c0aa: d3e0 bcc.n 800c06e return 0; 800c0ac: 2300 movs r3, #0 800c0ae: e007 b.n 800c0c0 for (pcb = udp_pcbs; pcb != NULL; pcb = pcb->next) { 800c0b0: 683b ldr r3, [r7, #0] 800c0b2: 68db ldr r3, [r3, #12] 800c0b4: 603b str r3, [r7, #0] 800c0b6: 683b ldr r3, [r7, #0] 800c0b8: 2b00 cmp r3, #0 800c0ba: d1ea bne.n 800c092 } goto again; } } return udp_port; 800c0bc: 4b03 ldr r3, [pc, #12] ; (800c0cc ) 800c0be: 881b ldrh r3, [r3, #0] } 800c0c0: 4618 mov r0, r3 800c0c2: 370c adds r7, #12 800c0c4: 46bd mov sp, r7 800c0c6: f85d 7b04 ldr.w r7, [sp], #4 800c0ca: 4770 bx lr 800c0cc: 20000028 .word 0x20000028 800c0d0: 20009a30 .word 0x20009a30 0800c0d4 : * @param broadcast 1 if his is an IPv4 broadcast (global or subnet-only), 0 otherwise (only used for IPv4) * @return 1 on match, 0 otherwise */ static u8_t udp_input_local_match(struct udp_pcb *pcb, struct netif *inp, u8_t broadcast) { 800c0d4: b580 push {r7, lr} 800c0d6: b084 sub sp, #16 800c0d8: af00 add r7, sp, #0 800c0da: 60f8 str r0, [r7, #12] 800c0dc: 60b9 str r1, [r7, #8] 800c0de: 4613 mov r3, r2 800c0e0: 71fb strb r3, [r7, #7] LWIP_UNUSED_ARG(inp); /* in IPv6 only case */ LWIP_UNUSED_ARG(broadcast); /* in IPv6 only case */ LWIP_ASSERT("udp_input_local_match: invalid pcb", pcb != NULL); 800c0e2: 68fb ldr r3, [r7, #12] 800c0e4: 2b00 cmp r3, #0 800c0e6: d105 bne.n 800c0f4 800c0e8: 4b27 ldr r3, [pc, #156] ; (800c188 ) 800c0ea: 2287 movs r2, #135 ; 0x87 800c0ec: 4927 ldr r1, [pc, #156] ; (800c18c ) 800c0ee: 4828 ldr r0, [pc, #160] ; (800c190 ) 800c0f0: f004 ffda bl 80110a8 LWIP_ASSERT("udp_input_local_match: invalid netif", inp != NULL); 800c0f4: 68bb ldr r3, [r7, #8] 800c0f6: 2b00 cmp r3, #0 800c0f8: d105 bne.n 800c106 800c0fa: 4b23 ldr r3, [pc, #140] ; (800c188 ) 800c0fc: 2288 movs r2, #136 ; 0x88 800c0fe: 4925 ldr r1, [pc, #148] ; (800c194 ) 800c100: 4823 ldr r0, [pc, #140] ; (800c190 ) 800c102: f004 ffd1 bl 80110a8 /* check if PCB is bound to specific netif */ if ((pcb->netif_idx != NETIF_NO_INDEX) && 800c106: 68fb ldr r3, [r7, #12] 800c108: 7a1b ldrb r3, [r3, #8] 800c10a: 2b00 cmp r3, #0 800c10c: d00b beq.n 800c126 (pcb->netif_idx != netif_get_index(ip_data.current_input_netif))) { 800c10e: 68fb ldr r3, [r7, #12] 800c110: 7a1a ldrb r2, [r3, #8] 800c112: 4b21 ldr r3, [pc, #132] ; (800c198 ) 800c114: 685b ldr r3, [r3, #4] 800c116: f893 3034 ldrb.w r3, [r3, #52] ; 0x34 800c11a: 3301 adds r3, #1 800c11c: b2db uxtb r3, r3 if ((pcb->netif_idx != NETIF_NO_INDEX) && 800c11e: 429a cmp r2, r3 800c120: d001 beq.n 800c126 return 0; 800c122: 2300 movs r3, #0 800c124: e02b b.n 800c17e /* Only need to check PCB if incoming IP version matches PCB IP version */ if (IP_ADDR_PCB_VERSION_MATCH_EXACT(pcb, ip_current_dest_addr())) { #if LWIP_IPV4 /* Special case: IPv4 broadcast: all or broadcasts in my subnet * Note: broadcast variable can only be 1 if it is an IPv4 broadcast */ if (broadcast != 0) { 800c126: 79fb ldrb r3, [r7, #7] 800c128: 2b00 cmp r3, #0 800c12a: d018 beq.n 800c15e #if IP_SOF_BROADCAST_RECV if (ip_get_option(pcb, SOF_BROADCAST)) #endif /* IP_SOF_BROADCAST_RECV */ { if (ip4_addr_isany(ip_2_ip4(&pcb->local_ip)) || 800c12c: 68fb ldr r3, [r7, #12] 800c12e: 2b00 cmp r3, #0 800c130: d013 beq.n 800c15a 800c132: 68fb ldr r3, [r7, #12] 800c134: 681b ldr r3, [r3, #0] 800c136: 2b00 cmp r3, #0 800c138: d00f beq.n 800c15a ((ip4_current_dest_addr()->addr == IPADDR_BROADCAST)) || 800c13a: 4b17 ldr r3, [pc, #92] ; (800c198 ) 800c13c: 695b ldr r3, [r3, #20] if (ip4_addr_isany(ip_2_ip4(&pcb->local_ip)) || 800c13e: f1b3 3fff cmp.w r3, #4294967295 800c142: d00a beq.n 800c15a ip4_addr_netcmp(ip_2_ip4(&pcb->local_ip), ip4_current_dest_addr(), netif_ip4_netmask(inp))) { 800c144: 68fb ldr r3, [r7, #12] 800c146: 681a ldr r2, [r3, #0] 800c148: 4b13 ldr r3, [pc, #76] ; (800c198 ) 800c14a: 695b ldr r3, [r3, #20] 800c14c: 405a eors r2, r3 800c14e: 68bb ldr r3, [r7, #8] 800c150: 3308 adds r3, #8 800c152: 681b ldr r3, [r3, #0] 800c154: 4013 ands r3, r2 ((ip4_current_dest_addr()->addr == IPADDR_BROADCAST)) || 800c156: 2b00 cmp r3, #0 800c158: d110 bne.n 800c17c return 1; 800c15a: 2301 movs r3, #1 800c15c: e00f b.n 800c17e } } } else #endif /* LWIP_IPV4 */ /* Handle IPv4 and IPv6: all or exact match */ if (ip_addr_isany(&pcb->local_ip) || ip_addr_cmp(&pcb->local_ip, ip_current_dest_addr())) { 800c15e: 68fb ldr r3, [r7, #12] 800c160: 2b00 cmp r3, #0 800c162: d009 beq.n 800c178 800c164: 68fb ldr r3, [r7, #12] 800c166: 681b ldr r3, [r3, #0] 800c168: 2b00 cmp r3, #0 800c16a: d005 beq.n 800c178 800c16c: 68fb ldr r3, [r7, #12] 800c16e: 681a ldr r2, [r3, #0] 800c170: 4b09 ldr r3, [pc, #36] ; (800c198 ) 800c172: 695b ldr r3, [r3, #20] 800c174: 429a cmp r2, r3 800c176: d101 bne.n 800c17c return 1; 800c178: 2301 movs r3, #1 800c17a: e000 b.n 800c17e } } return 0; 800c17c: 2300 movs r3, #0 } 800c17e: 4618 mov r0, r3 800c180: 3710 adds r7, #16 800c182: 46bd mov sp, r7 800c184: bd80 pop {r7, pc} 800c186: bf00 nop 800c188: 08017b98 .word 0x08017b98 800c18c: 08017bc8 .word 0x08017bc8 800c190: 08017bec .word 0x08017bec 800c194: 08017c14 .word 0x08017c14 800c198: 20006444 .word 0x20006444 0800c19c : * @param inp network interface on which the datagram was received. * */ void udp_input(struct pbuf *p, struct netif *inp) { 800c19c: b590 push {r4, r7, lr} 800c19e: b08d sub sp, #52 ; 0x34 800c1a0: af02 add r7, sp, #8 800c1a2: 6078 str r0, [r7, #4] 800c1a4: 6039 str r1, [r7, #0] struct udp_hdr *udphdr; struct udp_pcb *pcb, *prev; struct udp_pcb *uncon_pcb; u16_t src, dest; u8_t broadcast; u8_t for_us = 0; 800c1a6: 2300 movs r3, #0 800c1a8: 76fb strb r3, [r7, #27] LWIP_UNUSED_ARG(inp); LWIP_ASSERT_CORE_LOCKED(); LWIP_ASSERT("udp_input: invalid pbuf", p != NULL); 800c1aa: 687b ldr r3, [r7, #4] 800c1ac: 2b00 cmp r3, #0 800c1ae: d105 bne.n 800c1bc 800c1b0: 4b7c ldr r3, [pc, #496] ; (800c3a4 ) 800c1b2: 22cf movs r2, #207 ; 0xcf 800c1b4: 497c ldr r1, [pc, #496] ; (800c3a8 ) 800c1b6: 487d ldr r0, [pc, #500] ; (800c3ac ) 800c1b8: f004 ff76 bl 80110a8 LWIP_ASSERT("udp_input: invalid netif", inp != NULL); 800c1bc: 683b ldr r3, [r7, #0] 800c1be: 2b00 cmp r3, #0 800c1c0: d105 bne.n 800c1ce 800c1c2: 4b78 ldr r3, [pc, #480] ; (800c3a4 ) 800c1c4: 22d0 movs r2, #208 ; 0xd0 800c1c6: 497a ldr r1, [pc, #488] ; (800c3b0 ) 800c1c8: 4878 ldr r0, [pc, #480] ; (800c3ac ) 800c1ca: f004 ff6d bl 80110a8 PERF_START; UDP_STATS_INC(udp.recv); /* Check minimum length (UDP header) */ if (p->len < UDP_HLEN) { 800c1ce: 687b ldr r3, [r7, #4] 800c1d0: 895b ldrh r3, [r3, #10] 800c1d2: 2b07 cmp r3, #7 800c1d4: d803 bhi.n 800c1de LWIP_DEBUGF(UDP_DEBUG, ("udp_input: short UDP datagram (%"U16_F" bytes) discarded\n", p->tot_len)); UDP_STATS_INC(udp.lenerr); UDP_STATS_INC(udp.drop); MIB2_STATS_INC(mib2.udpinerrors); pbuf_free(p); 800c1d6: 6878 ldr r0, [r7, #4] 800c1d8: f7fa f9ee bl 80065b8 goto end; 800c1dc: e0de b.n 800c39c } udphdr = (struct udp_hdr *)p->payload; 800c1de: 687b ldr r3, [r7, #4] 800c1e0: 685b ldr r3, [r3, #4] 800c1e2: 617b str r3, [r7, #20] /* is broadcast packet ? */ broadcast = ip_addr_isbroadcast(ip_current_dest_addr(), ip_current_netif()); 800c1e4: 4b73 ldr r3, [pc, #460] ; (800c3b4 ) 800c1e6: 695b ldr r3, [r3, #20] 800c1e8: 4a72 ldr r2, [pc, #456] ; (800c3b4 ) 800c1ea: 6812 ldr r2, [r2, #0] 800c1ec: 4611 mov r1, r2 800c1ee: 4618 mov r0, r3 800c1f0: f003 fe62 bl 800feb8 800c1f4: 4603 mov r3, r0 800c1f6: 74fb strb r3, [r7, #19] LWIP_DEBUGF(UDP_DEBUG, ("udp_input: received datagram of length %"U16_F"\n", p->tot_len)); /* convert src and dest ports to host byte order */ src = lwip_ntohs(udphdr->src); 800c1f8: 697b ldr r3, [r7, #20] 800c1fa: 881b ldrh r3, [r3, #0] 800c1fc: b29b uxth r3, r3 800c1fe: 4618 mov r0, r3 800c200: f7f8 fe70 bl 8004ee4 800c204: 4603 mov r3, r0 800c206: 823b strh r3, [r7, #16] dest = lwip_ntohs(udphdr->dest); 800c208: 697b ldr r3, [r7, #20] 800c20a: 885b ldrh r3, [r3, #2] 800c20c: b29b uxth r3, r3 800c20e: 4618 mov r0, r3 800c210: f7f8 fe68 bl 8004ee4 800c214: 4603 mov r3, r0 800c216: 81fb strh r3, [r7, #14] ip_addr_debug_print_val(UDP_DEBUG, *ip_current_dest_addr()); LWIP_DEBUGF(UDP_DEBUG, (", %"U16_F") <-- (", lwip_ntohs(udphdr->dest))); ip_addr_debug_print_val(UDP_DEBUG, *ip_current_src_addr()); LWIP_DEBUGF(UDP_DEBUG, (", %"U16_F")\n", lwip_ntohs(udphdr->src))); pcb = NULL; 800c218: 2300 movs r3, #0 800c21a: 627b str r3, [r7, #36] ; 0x24 prev = NULL; 800c21c: 2300 movs r3, #0 800c21e: 623b str r3, [r7, #32] uncon_pcb = NULL; 800c220: 2300 movs r3, #0 800c222: 61fb str r3, [r7, #28] /* Iterate through the UDP pcb list for a matching pcb. * 'Perfect match' pcbs (connected to the remote port & ip address) are * preferred. If no perfect match is found, the first unconnected pcb that * matches the local port and ip address gets the datagram. */ for (pcb = udp_pcbs; pcb != NULL; pcb = pcb->next) { 800c224: 4b64 ldr r3, [pc, #400] ; (800c3b8 ) 800c226: 681b ldr r3, [r3, #0] 800c228: 627b str r3, [r7, #36] ; 0x24 800c22a: e054 b.n 800c2d6 LWIP_DEBUGF(UDP_DEBUG, (", %"U16_F") <-- (", pcb->local_port)); ip_addr_debug_print_val(UDP_DEBUG, pcb->remote_ip); LWIP_DEBUGF(UDP_DEBUG, (", %"U16_F")\n", pcb->remote_port)); /* compare PCB local addr+port to UDP destination addr+port */ if ((pcb->local_port == dest) && 800c22c: 6a7b ldr r3, [r7, #36] ; 0x24 800c22e: 8a5b ldrh r3, [r3, #18] 800c230: 89fa ldrh r2, [r7, #14] 800c232: 429a cmp r2, r3 800c234: d14a bne.n 800c2cc (udp_input_local_match(pcb, inp, broadcast) != 0)) { 800c236: 7cfb ldrb r3, [r7, #19] 800c238: 461a mov r2, r3 800c23a: 6839 ldr r1, [r7, #0] 800c23c: 6a78 ldr r0, [r7, #36] ; 0x24 800c23e: f7ff ff49 bl 800c0d4 800c242: 4603 mov r3, r0 if ((pcb->local_port == dest) && 800c244: 2b00 cmp r3, #0 800c246: d041 beq.n 800c2cc if ((pcb->flags & UDP_FLAGS_CONNECTED) == 0) { 800c248: 6a7b ldr r3, [r7, #36] ; 0x24 800c24a: 7c1b ldrb r3, [r3, #16] 800c24c: f003 0304 and.w r3, r3, #4 800c250: 2b00 cmp r3, #0 800c252: d11d bne.n 800c290 if (uncon_pcb == NULL) { 800c254: 69fb ldr r3, [r7, #28] 800c256: 2b00 cmp r3, #0 800c258: d102 bne.n 800c260 /* the first unconnected matching PCB */ uncon_pcb = pcb; 800c25a: 6a7b ldr r3, [r7, #36] ; 0x24 800c25c: 61fb str r3, [r7, #28] 800c25e: e017 b.n 800c290 #if LWIP_IPV4 } else if (broadcast && ip4_current_dest_addr()->addr == IPADDR_BROADCAST) { 800c260: 7cfb ldrb r3, [r7, #19] 800c262: 2b00 cmp r3, #0 800c264: d014 beq.n 800c290 800c266: 4b53 ldr r3, [pc, #332] ; (800c3b4 ) 800c268: 695b ldr r3, [r3, #20] 800c26a: f1b3 3fff cmp.w r3, #4294967295 800c26e: d10f bne.n 800c290 /* global broadcast address (only valid for IPv4; match was checked before) */ if (!IP_IS_V4_VAL(uncon_pcb->local_ip) || !ip4_addr_cmp(ip_2_ip4(&uncon_pcb->local_ip), netif_ip4_addr(inp))) { 800c270: 69fb ldr r3, [r7, #28] 800c272: 681a ldr r2, [r3, #0] 800c274: 683b ldr r3, [r7, #0] 800c276: 3304 adds r3, #4 800c278: 681b ldr r3, [r3, #0] 800c27a: 429a cmp r2, r3 800c27c: d008 beq.n 800c290 /* uncon_pcb does not match the input netif, check this pcb */ if (IP_IS_V4_VAL(pcb->local_ip) && ip4_addr_cmp(ip_2_ip4(&pcb->local_ip), netif_ip4_addr(inp))) { 800c27e: 6a7b ldr r3, [r7, #36] ; 0x24 800c280: 681a ldr r2, [r3, #0] 800c282: 683b ldr r3, [r7, #0] 800c284: 3304 adds r3, #4 800c286: 681b ldr r3, [r3, #0] 800c288: 429a cmp r2, r3 800c28a: d101 bne.n 800c290 /* better match */ uncon_pcb = pcb; 800c28c: 6a7b ldr r3, [r7, #36] ; 0x24 800c28e: 61fb str r3, [r7, #28] } #endif /* SO_REUSE */ } /* compare PCB remote addr+port to UDP source addr+port */ if ((pcb->remote_port == src) && 800c290: 6a7b ldr r3, [r7, #36] ; 0x24 800c292: 8a9b ldrh r3, [r3, #20] 800c294: 8a3a ldrh r2, [r7, #16] 800c296: 429a cmp r2, r3 800c298: d118 bne.n 800c2cc (ip_addr_isany_val(pcb->remote_ip) || 800c29a: 6a7b ldr r3, [r7, #36] ; 0x24 800c29c: 685b ldr r3, [r3, #4] if ((pcb->remote_port == src) && 800c29e: 2b00 cmp r3, #0 800c2a0: d005 beq.n 800c2ae ip_addr_cmp(&pcb->remote_ip, ip_current_src_addr()))) { 800c2a2: 6a7b ldr r3, [r7, #36] ; 0x24 800c2a4: 685a ldr r2, [r3, #4] 800c2a6: 4b43 ldr r3, [pc, #268] ; (800c3b4 ) 800c2a8: 691b ldr r3, [r3, #16] (ip_addr_isany_val(pcb->remote_ip) || 800c2aa: 429a cmp r2, r3 800c2ac: d10e bne.n 800c2cc /* the first fully matching PCB */ if (prev != NULL) { 800c2ae: 6a3b ldr r3, [r7, #32] 800c2b0: 2b00 cmp r3, #0 800c2b2: d014 beq.n 800c2de /* move the pcb to the front of udp_pcbs so that is found faster next time */ prev->next = pcb->next; 800c2b4: 6a7b ldr r3, [r7, #36] ; 0x24 800c2b6: 68da ldr r2, [r3, #12] 800c2b8: 6a3b ldr r3, [r7, #32] 800c2ba: 60da str r2, [r3, #12] pcb->next = udp_pcbs; 800c2bc: 4b3e ldr r3, [pc, #248] ; (800c3b8 ) 800c2be: 681a ldr r2, [r3, #0] 800c2c0: 6a7b ldr r3, [r7, #36] ; 0x24 800c2c2: 60da str r2, [r3, #12] udp_pcbs = pcb; 800c2c4: 4a3c ldr r2, [pc, #240] ; (800c3b8 ) 800c2c6: 6a7b ldr r3, [r7, #36] ; 0x24 800c2c8: 6013 str r3, [r2, #0] } else { UDP_STATS_INC(udp.cachehit); } break; 800c2ca: e008 b.n 800c2de } } prev = pcb; 800c2cc: 6a7b ldr r3, [r7, #36] ; 0x24 800c2ce: 623b str r3, [r7, #32] for (pcb = udp_pcbs; pcb != NULL; pcb = pcb->next) { 800c2d0: 6a7b ldr r3, [r7, #36] ; 0x24 800c2d2: 68db ldr r3, [r3, #12] 800c2d4: 627b str r3, [r7, #36] ; 0x24 800c2d6: 6a7b ldr r3, [r7, #36] ; 0x24 800c2d8: 2b00 cmp r3, #0 800c2da: d1a7 bne.n 800c22c 800c2dc: e000 b.n 800c2e0 break; 800c2de: bf00 nop } /* no fully matching pcb found? then look for an unconnected pcb */ if (pcb == NULL) { 800c2e0: 6a7b ldr r3, [r7, #36] ; 0x24 800c2e2: 2b00 cmp r3, #0 800c2e4: d101 bne.n 800c2ea pcb = uncon_pcb; 800c2e6: 69fb ldr r3, [r7, #28] 800c2e8: 627b str r3, [r7, #36] ; 0x24 } /* Check checksum if this is a match or if it was directed at us. */ if (pcb != NULL) { 800c2ea: 6a7b ldr r3, [r7, #36] ; 0x24 800c2ec: 2b00 cmp r3, #0 800c2ee: d002 beq.n 800c2f6 for_us = 1; 800c2f0: 2301 movs r3, #1 800c2f2: 76fb strb r3, [r7, #27] 800c2f4: e00a b.n 800c30c for_us = netif_get_ip6_addr_match(inp, ip6_current_dest_addr()) >= 0; } #endif /* LWIP_IPV6 */ #if LWIP_IPV4 if (!ip_current_is_v6()) { for_us = ip4_addr_cmp(netif_ip4_addr(inp), ip4_current_dest_addr()); 800c2f6: 683b ldr r3, [r7, #0] 800c2f8: 3304 adds r3, #4 800c2fa: 681a ldr r2, [r3, #0] 800c2fc: 4b2d ldr r3, [pc, #180] ; (800c3b4 ) 800c2fe: 695b ldr r3, [r3, #20] 800c300: 429a cmp r2, r3 800c302: bf0c ite eq 800c304: 2301 moveq r3, #1 800c306: 2300 movne r3, #0 800c308: b2db uxtb r3, r3 800c30a: 76fb strb r3, [r7, #27] } #endif /* LWIP_IPV4 */ } if (for_us) { 800c30c: 7efb ldrb r3, [r7, #27] 800c30e: 2b00 cmp r3, #0 800c310: d041 beq.n 800c396 } } } } #endif /* CHECKSUM_CHECK_UDP */ if (pbuf_remove_header(p, UDP_HLEN)) { 800c312: 2108 movs r1, #8 800c314: 6878 ldr r0, [r7, #4] 800c316: f7fa f8c9 bl 80064ac 800c31a: 4603 mov r3, r0 800c31c: 2b00 cmp r3, #0 800c31e: d00a beq.n 800c336 /* Can we cope with this failing? Just assert for now */ LWIP_ASSERT("pbuf_remove_header failed\n", 0); 800c320: 4b20 ldr r3, [pc, #128] ; (800c3a4 ) 800c322: f44f 72b8 mov.w r2, #368 ; 0x170 800c326: 4925 ldr r1, [pc, #148] ; (800c3bc ) 800c328: 4820 ldr r0, [pc, #128] ; (800c3ac ) 800c32a: f004 febd bl 80110a8 UDP_STATS_INC(udp.drop); MIB2_STATS_INC(mib2.udpinerrors); pbuf_free(p); 800c32e: 6878 ldr r0, [r7, #4] 800c330: f7fa f942 bl 80065b8 goto end; 800c334: e032 b.n 800c39c } if (pcb != NULL) { 800c336: 6a7b ldr r3, [r7, #36] ; 0x24 800c338: 2b00 cmp r3, #0 800c33a: d012 beq.n 800c362 } } } #endif /* SO_REUSE && SO_REUSE_RXTOALL */ /* callback */ if (pcb->recv != NULL) { 800c33c: 6a7b ldr r3, [r7, #36] ; 0x24 800c33e: 699b ldr r3, [r3, #24] 800c340: 2b00 cmp r3, #0 800c342: d00a beq.n 800c35a /* now the recv function is responsible for freeing p */ pcb->recv(pcb->recv_arg, pcb, p, ip_current_src_addr(), src); 800c344: 6a7b ldr r3, [r7, #36] ; 0x24 800c346: 699c ldr r4, [r3, #24] 800c348: 6a7b ldr r3, [r7, #36] ; 0x24 800c34a: 69d8 ldr r0, [r3, #28] 800c34c: 8a3b ldrh r3, [r7, #16] 800c34e: 9300 str r3, [sp, #0] 800c350: 4b1b ldr r3, [pc, #108] ; (800c3c0 ) 800c352: 687a ldr r2, [r7, #4] 800c354: 6a79 ldr r1, [r7, #36] ; 0x24 800c356: 47a0 blx r4 } else { pbuf_free(p); } end: PERF_STOP("udp_input"); return; 800c358: e021 b.n 800c39e pbuf_free(p); 800c35a: 6878 ldr r0, [r7, #4] 800c35c: f7fa f92c bl 80065b8 goto end; 800c360: e01c b.n 800c39c if (!broadcast && !ip_addr_ismulticast(ip_current_dest_addr())) { 800c362: 7cfb ldrb r3, [r7, #19] 800c364: 2b00 cmp r3, #0 800c366: d112 bne.n 800c38e 800c368: 4b12 ldr r3, [pc, #72] ; (800c3b4 ) 800c36a: 695b ldr r3, [r3, #20] 800c36c: f003 03f0 and.w r3, r3, #240 ; 0xf0 800c370: 2be0 cmp r3, #224 ; 0xe0 800c372: d00c beq.n 800c38e pbuf_header_force(p, (s16_t)(ip_current_header_tot_len() + UDP_HLEN)); 800c374: 4b0f ldr r3, [pc, #60] ; (800c3b4 ) 800c376: 899b ldrh r3, [r3, #12] 800c378: 3308 adds r3, #8 800c37a: b29b uxth r3, r3 800c37c: b21b sxth r3, r3 800c37e: 4619 mov r1, r3 800c380: 6878 ldr r0, [r7, #4] 800c382: f7fa f906 bl 8006592 icmp_port_unreach(ip_current_is_v6(), p); 800c386: 2103 movs r1, #3 800c388: 6878 ldr r0, [r7, #4] 800c38a: f003 fa57 bl 800f83c pbuf_free(p); 800c38e: 6878 ldr r0, [r7, #4] 800c390: f7fa f912 bl 80065b8 return; 800c394: e003 b.n 800c39e pbuf_free(p); 800c396: 6878 ldr r0, [r7, #4] 800c398: f7fa f90e bl 80065b8 return; 800c39c: bf00 nop UDP_STATS_INC(udp.drop); MIB2_STATS_INC(mib2.udpinerrors); pbuf_free(p); PERF_STOP("udp_input"); #endif /* CHECKSUM_CHECK_UDP */ } 800c39e: 372c adds r7, #44 ; 0x2c 800c3a0: 46bd mov sp, r7 800c3a2: bd90 pop {r4, r7, pc} 800c3a4: 08017b98 .word 0x08017b98 800c3a8: 08017c3c .word 0x08017c3c 800c3ac: 08017bec .word 0x08017bec 800c3b0: 08017c54 .word 0x08017c54 800c3b4: 20006444 .word 0x20006444 800c3b8: 20009a30 .word 0x20009a30 800c3bc: 08017c70 .word 0x08017c70 800c3c0: 20006454 .word 0x20006454 0800c3c4 : * @see udp_disconnect() udp_send() */ err_t udp_sendto(struct udp_pcb *pcb, struct pbuf *p, const ip_addr_t *dst_ip, u16_t dst_port) { 800c3c4: b580 push {r7, lr} 800c3c6: b088 sub sp, #32 800c3c8: af02 add r7, sp, #8 800c3ca: 60f8 str r0, [r7, #12] 800c3cc: 60b9 str r1, [r7, #8] 800c3ce: 607a str r2, [r7, #4] 800c3d0: 807b strh r3, [r7, #2] u16_t dst_port, u8_t have_chksum, u16_t chksum) { #endif /* LWIP_CHECKSUM_ON_COPY && CHECKSUM_GEN_UDP */ struct netif *netif; LWIP_ERROR("udp_sendto: invalid pcb", pcb != NULL, return ERR_ARG); 800c3d2: 68fb ldr r3, [r7, #12] 800c3d4: 2b00 cmp r3, #0 800c3d6: d109 bne.n 800c3ec 800c3d8: 4b23 ldr r3, [pc, #140] ; (800c468 ) 800c3da: f44f 7206 mov.w r2, #536 ; 0x218 800c3de: 4923 ldr r1, [pc, #140] ; (800c46c ) 800c3e0: 4823 ldr r0, [pc, #140] ; (800c470 ) 800c3e2: f004 fe61 bl 80110a8 800c3e6: f06f 030f mvn.w r3, #15 800c3ea: e038 b.n 800c45e LWIP_ERROR("udp_sendto: invalid pbuf", p != NULL, return ERR_ARG); 800c3ec: 68bb ldr r3, [r7, #8] 800c3ee: 2b00 cmp r3, #0 800c3f0: d109 bne.n 800c406 800c3f2: 4b1d ldr r3, [pc, #116] ; (800c468 ) 800c3f4: f240 2219 movw r2, #537 ; 0x219 800c3f8: 491e ldr r1, [pc, #120] ; (800c474 ) 800c3fa: 481d ldr r0, [pc, #116] ; (800c470 ) 800c3fc: f004 fe54 bl 80110a8 800c400: f06f 030f mvn.w r3, #15 800c404: e02b b.n 800c45e LWIP_ERROR("udp_sendto: invalid dst_ip", dst_ip != NULL, return ERR_ARG); 800c406: 687b ldr r3, [r7, #4] 800c408: 2b00 cmp r3, #0 800c40a: d109 bne.n 800c420 800c40c: 4b16 ldr r3, [pc, #88] ; (800c468 ) 800c40e: f240 221a movw r2, #538 ; 0x21a 800c412: 4919 ldr r1, [pc, #100] ; (800c478 ) 800c414: 4816 ldr r0, [pc, #88] ; (800c470 ) 800c416: f004 fe47 bl 80110a8 800c41a: f06f 030f mvn.w r3, #15 800c41e: e01e b.n 800c45e return ERR_VAL; } LWIP_DEBUGF(UDP_DEBUG | LWIP_DBG_TRACE, ("udp_send\n")); if (pcb->netif_idx != NETIF_NO_INDEX) { 800c420: 68fb ldr r3, [r7, #12] 800c422: 7a1b ldrb r3, [r3, #8] 800c424: 2b00 cmp r3, #0 800c426: d006 beq.n 800c436 netif = netif_get_by_index(pcb->netif_idx); 800c428: 68fb ldr r3, [r7, #12] 800c42a: 7a1b ldrb r3, [r3, #8] 800c42c: 4618 mov r0, r3 800c42e: f7f9 fd63 bl 8005ef8 800c432: 6178 str r0, [r7, #20] 800c434: e003 b.n 800c43e if (netif == NULL) #endif /* LWIP_MULTICAST_TX_OPTIONS */ { /* find the outgoing network interface for this packet */ netif = ip_route(&pcb->local_ip, dst_ip); 800c436: 6878 ldr r0, [r7, #4] 800c438: f003 fa8a bl 800f950 800c43c: 6178 str r0, [r7, #20] } } /* no outgoing network interface could be found? */ if (netif == NULL) { 800c43e: 697b ldr r3, [r7, #20] 800c440: 2b00 cmp r3, #0 800c442: d102 bne.n 800c44a LWIP_DEBUGF(UDP_DEBUG | LWIP_DBG_LEVEL_SERIOUS, ("udp_send: No route to ")); ip_addr_debug_print(UDP_DEBUG | LWIP_DBG_LEVEL_SERIOUS, dst_ip); LWIP_DEBUGF(UDP_DEBUG, ("\n")); UDP_STATS_INC(udp.rterr); return ERR_RTE; 800c444: f06f 0303 mvn.w r3, #3 800c448: e009 b.n 800c45e } #if LWIP_CHECKSUM_ON_COPY && CHECKSUM_GEN_UDP return udp_sendto_if_chksum(pcb, p, dst_ip, dst_port, netif, have_chksum, chksum); #else /* LWIP_CHECKSUM_ON_COPY && CHECKSUM_GEN_UDP */ return udp_sendto_if(pcb, p, dst_ip, dst_port, netif); 800c44a: 887a ldrh r2, [r7, #2] 800c44c: 697b ldr r3, [r7, #20] 800c44e: 9300 str r3, [sp, #0] 800c450: 4613 mov r3, r2 800c452: 687a ldr r2, [r7, #4] 800c454: 68b9 ldr r1, [r7, #8] 800c456: 68f8 ldr r0, [r7, #12] 800c458: f000 f810 bl 800c47c 800c45c: 4603 mov r3, r0 #endif /* LWIP_CHECKSUM_ON_COPY && CHECKSUM_GEN_UDP */ } 800c45e: 4618 mov r0, r3 800c460: 3718 adds r7, #24 800c462: 46bd mov sp, r7 800c464: bd80 pop {r7, pc} 800c466: bf00 nop 800c468: 08017b98 .word 0x08017b98 800c46c: 08017cbc .word 0x08017cbc 800c470: 08017bec .word 0x08017bec 800c474: 08017cd4 .word 0x08017cd4 800c478: 08017cf0 .word 0x08017cf0 0800c47c : * @see udp_disconnect() udp_send() */ err_t udp_sendto_if(struct udp_pcb *pcb, struct pbuf *p, const ip_addr_t *dst_ip, u16_t dst_port, struct netif *netif) { 800c47c: b580 push {r7, lr} 800c47e: b088 sub sp, #32 800c480: af02 add r7, sp, #8 800c482: 60f8 str r0, [r7, #12] 800c484: 60b9 str r1, [r7, #8] 800c486: 607a str r2, [r7, #4] 800c488: 807b strh r3, [r7, #2] u16_t chksum) { #endif /* LWIP_CHECKSUM_ON_COPY && CHECKSUM_GEN_UDP */ const ip_addr_t *src_ip; LWIP_ERROR("udp_sendto_if: invalid pcb", pcb != NULL, return ERR_ARG); 800c48a: 68fb ldr r3, [r7, #12] 800c48c: 2b00 cmp r3, #0 800c48e: d109 bne.n 800c4a4 800c490: 4b2e ldr r3, [pc, #184] ; (800c54c ) 800c492: f44f 7220 mov.w r2, #640 ; 0x280 800c496: 492e ldr r1, [pc, #184] ; (800c550 ) 800c498: 482e ldr r0, [pc, #184] ; (800c554 ) 800c49a: f004 fe05 bl 80110a8 800c49e: f06f 030f mvn.w r3, #15 800c4a2: e04f b.n 800c544 LWIP_ERROR("udp_sendto_if: invalid pbuf", p != NULL, return ERR_ARG); 800c4a4: 68bb ldr r3, [r7, #8] 800c4a6: 2b00 cmp r3, #0 800c4a8: d109 bne.n 800c4be 800c4aa: 4b28 ldr r3, [pc, #160] ; (800c54c ) 800c4ac: f240 2281 movw r2, #641 ; 0x281 800c4b0: 4929 ldr r1, [pc, #164] ; (800c558 ) 800c4b2: 4828 ldr r0, [pc, #160] ; (800c554 ) 800c4b4: f004 fdf8 bl 80110a8 800c4b8: f06f 030f mvn.w r3, #15 800c4bc: e042 b.n 800c544 LWIP_ERROR("udp_sendto_if: invalid dst_ip", dst_ip != NULL, return ERR_ARG); 800c4be: 687b ldr r3, [r7, #4] 800c4c0: 2b00 cmp r3, #0 800c4c2: d109 bne.n 800c4d8 800c4c4: 4b21 ldr r3, [pc, #132] ; (800c54c ) 800c4c6: f240 2282 movw r2, #642 ; 0x282 800c4ca: 4924 ldr r1, [pc, #144] ; (800c55c ) 800c4cc: 4821 ldr r0, [pc, #132] ; (800c554 ) 800c4ce: f004 fdeb bl 80110a8 800c4d2: f06f 030f mvn.w r3, #15 800c4d6: e035 b.n 800c544 LWIP_ERROR("udp_sendto_if: invalid netif", netif != NULL, return ERR_ARG); 800c4d8: 6a3b ldr r3, [r7, #32] 800c4da: 2b00 cmp r3, #0 800c4dc: d109 bne.n 800c4f2 800c4de: 4b1b ldr r3, [pc, #108] ; (800c54c ) 800c4e0: f240 2283 movw r2, #643 ; 0x283 800c4e4: 491e ldr r1, [pc, #120] ; (800c560 ) 800c4e6: 481b ldr r0, [pc, #108] ; (800c554 ) 800c4e8: f004 fdde bl 80110a8 800c4ec: f06f 030f mvn.w r3, #15 800c4f0: e028 b.n 800c544 #endif /* LWIP_IPV6 */ #if LWIP_IPV4 && LWIP_IPV6 else #endif /* LWIP_IPV4 && LWIP_IPV6 */ #if LWIP_IPV4 if (ip4_addr_isany(ip_2_ip4(&pcb->local_ip)) || 800c4f2: 68fb ldr r3, [r7, #12] 800c4f4: 2b00 cmp r3, #0 800c4f6: d009 beq.n 800c50c 800c4f8: 68fb ldr r3, [r7, #12] 800c4fa: 681b ldr r3, [r3, #0] 800c4fc: 2b00 cmp r3, #0 800c4fe: d005 beq.n 800c50c ip4_addr_ismulticast(ip_2_ip4(&pcb->local_ip))) { 800c500: 68fb ldr r3, [r7, #12] 800c502: 681b ldr r3, [r3, #0] 800c504: f003 03f0 and.w r3, r3, #240 ; 0xf0 if (ip4_addr_isany(ip_2_ip4(&pcb->local_ip)) || 800c508: 2be0 cmp r3, #224 ; 0xe0 800c50a: d103 bne.n 800c514 /* if the local_ip is any or multicast * use the outgoing network interface IP address as source address */ src_ip = netif_ip_addr4(netif); 800c50c: 6a3b ldr r3, [r7, #32] 800c50e: 3304 adds r3, #4 800c510: 617b str r3, [r7, #20] 800c512: e00b b.n 800c52c } else { /* check if UDP PCB local IP address is correct * this could be an old address if netif->ip_addr has changed */ if (!ip4_addr_cmp(ip_2_ip4(&(pcb->local_ip)), netif_ip4_addr(netif))) { 800c514: 68fb ldr r3, [r7, #12] 800c516: 681a ldr r2, [r3, #0] 800c518: 6a3b ldr r3, [r7, #32] 800c51a: 3304 adds r3, #4 800c51c: 681b ldr r3, [r3, #0] 800c51e: 429a cmp r2, r3 800c520: d002 beq.n 800c528 /* local_ip doesn't match, drop the packet */ return ERR_RTE; 800c522: f06f 0303 mvn.w r3, #3 800c526: e00d b.n 800c544 } /* use UDP PCB local IP address as source address */ src_ip = &pcb->local_ip; 800c528: 68fb ldr r3, [r7, #12] 800c52a: 617b str r3, [r7, #20] } #endif /* LWIP_IPV4 */ #if LWIP_CHECKSUM_ON_COPY && CHECKSUM_GEN_UDP return udp_sendto_if_src_chksum(pcb, p, dst_ip, dst_port, netif, have_chksum, chksum, src_ip); #else /* LWIP_CHECKSUM_ON_COPY && CHECKSUM_GEN_UDP */ return udp_sendto_if_src(pcb, p, dst_ip, dst_port, netif, src_ip); 800c52c: 887a ldrh r2, [r7, #2] 800c52e: 697b ldr r3, [r7, #20] 800c530: 9301 str r3, [sp, #4] 800c532: 6a3b ldr r3, [r7, #32] 800c534: 9300 str r3, [sp, #0] 800c536: 4613 mov r3, r2 800c538: 687a ldr r2, [r7, #4] 800c53a: 68b9 ldr r1, [r7, #8] 800c53c: 68f8 ldr r0, [r7, #12] 800c53e: f000 f811 bl 800c564 800c542: 4603 mov r3, r0 #endif /* LWIP_CHECKSUM_ON_COPY && CHECKSUM_GEN_UDP */ } 800c544: 4618 mov r0, r3 800c546: 3718 adds r7, #24 800c548: 46bd mov sp, r7 800c54a: bd80 pop {r7, pc} 800c54c: 08017b98 .word 0x08017b98 800c550: 08017d0c .word 0x08017d0c 800c554: 08017bec .word 0x08017bec 800c558: 08017d28 .word 0x08017d28 800c55c: 08017d44 .word 0x08017d44 800c560: 08017d64 .word 0x08017d64 0800c564 : /** @ingroup udp_raw * Same as @ref udp_sendto_if, but with source address */ err_t udp_sendto_if_src(struct udp_pcb *pcb, struct pbuf *p, const ip_addr_t *dst_ip, u16_t dst_port, struct netif *netif, const ip_addr_t *src_ip) { 800c564: b580 push {r7, lr} 800c566: b08c sub sp, #48 ; 0x30 800c568: af04 add r7, sp, #16 800c56a: 60f8 str r0, [r7, #12] 800c56c: 60b9 str r1, [r7, #8] 800c56e: 607a str r2, [r7, #4] 800c570: 807b strh r3, [r7, #2] u8_t ip_proto; u8_t ttl; LWIP_ASSERT_CORE_LOCKED(); LWIP_ERROR("udp_sendto_if_src: invalid pcb", pcb != NULL, return ERR_ARG); 800c572: 68fb ldr r3, [r7, #12] 800c574: 2b00 cmp r3, #0 800c576: d109 bne.n 800c58c 800c578: 4b65 ldr r3, [pc, #404] ; (800c710 ) 800c57a: f240 22d1 movw r2, #721 ; 0x2d1 800c57e: 4965 ldr r1, [pc, #404] ; (800c714 ) 800c580: 4865 ldr r0, [pc, #404] ; (800c718 ) 800c582: f004 fd91 bl 80110a8 800c586: f06f 030f mvn.w r3, #15 800c58a: e0bc b.n 800c706 LWIP_ERROR("udp_sendto_if_src: invalid pbuf", p != NULL, return ERR_ARG); 800c58c: 68bb ldr r3, [r7, #8] 800c58e: 2b00 cmp r3, #0 800c590: d109 bne.n 800c5a6 800c592: 4b5f ldr r3, [pc, #380] ; (800c710 ) 800c594: f240 22d2 movw r2, #722 ; 0x2d2 800c598: 4960 ldr r1, [pc, #384] ; (800c71c ) 800c59a: 485f ldr r0, [pc, #380] ; (800c718 ) 800c59c: f004 fd84 bl 80110a8 800c5a0: f06f 030f mvn.w r3, #15 800c5a4: e0af b.n 800c706 LWIP_ERROR("udp_sendto_if_src: invalid dst_ip", dst_ip != NULL, return ERR_ARG); 800c5a6: 687b ldr r3, [r7, #4] 800c5a8: 2b00 cmp r3, #0 800c5aa: d109 bne.n 800c5c0 800c5ac: 4b58 ldr r3, [pc, #352] ; (800c710 ) 800c5ae: f240 22d3 movw r2, #723 ; 0x2d3 800c5b2: 495b ldr r1, [pc, #364] ; (800c720 ) 800c5b4: 4858 ldr r0, [pc, #352] ; (800c718 ) 800c5b6: f004 fd77 bl 80110a8 800c5ba: f06f 030f mvn.w r3, #15 800c5be: e0a2 b.n 800c706 LWIP_ERROR("udp_sendto_if_src: invalid src_ip", src_ip != NULL, return ERR_ARG); 800c5c0: 6afb ldr r3, [r7, #44] ; 0x2c 800c5c2: 2b00 cmp r3, #0 800c5c4: d109 bne.n 800c5da 800c5c6: 4b52 ldr r3, [pc, #328] ; (800c710 ) 800c5c8: f44f 7235 mov.w r2, #724 ; 0x2d4 800c5cc: 4955 ldr r1, [pc, #340] ; (800c724 ) 800c5ce: 4852 ldr r0, [pc, #328] ; (800c718 ) 800c5d0: f004 fd6a bl 80110a8 800c5d4: f06f 030f mvn.w r3, #15 800c5d8: e095 b.n 800c706 LWIP_ERROR("udp_sendto_if_src: invalid netif", netif != NULL, return ERR_ARG); 800c5da: 6abb ldr r3, [r7, #40] ; 0x28 800c5dc: 2b00 cmp r3, #0 800c5de: d109 bne.n 800c5f4 800c5e0: 4b4b ldr r3, [pc, #300] ; (800c710 ) 800c5e2: f240 22d5 movw r2, #725 ; 0x2d5 800c5e6: 4950 ldr r1, [pc, #320] ; (800c728 ) 800c5e8: 484b ldr r0, [pc, #300] ; (800c718 ) 800c5ea: f004 fd5d bl 80110a8 800c5ee: f06f 030f mvn.w r3, #15 800c5f2: e088 b.n 800c706 return ERR_VAL; } #endif /* LWIP_IPV4 && IP_SOF_BROADCAST */ /* if the PCB is not yet bound to a port, bind it here */ if (pcb->local_port == 0) { 800c5f4: 68fb ldr r3, [r7, #12] 800c5f6: 8a5b ldrh r3, [r3, #18] 800c5f8: 2b00 cmp r3, #0 800c5fa: d10f bne.n 800c61c LWIP_DEBUGF(UDP_DEBUG | LWIP_DBG_TRACE, ("udp_send: not yet bound to a port, binding now\n")); err = udp_bind(pcb, &pcb->local_ip, pcb->local_port); 800c5fc: 68f9 ldr r1, [r7, #12] 800c5fe: 68fb ldr r3, [r7, #12] 800c600: 8a5b ldrh r3, [r3, #18] 800c602: 461a mov r2, r3 800c604: 68f8 ldr r0, [r7, #12] 800c606: f000 f893 bl 800c730 800c60a: 4603 mov r3, r0 800c60c: 76fb strb r3, [r7, #27] if (err != ERR_OK) { 800c60e: f997 301b ldrsb.w r3, [r7, #27] 800c612: 2b00 cmp r3, #0 800c614: d002 beq.n 800c61c LWIP_DEBUGF(UDP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_SERIOUS, ("udp_send: forced port bind failed\n")); return err; 800c616: f997 301b ldrsb.w r3, [r7, #27] 800c61a: e074 b.n 800c706 } } /* packet too large to add a UDP header without causing an overflow? */ if ((u16_t)(p->tot_len + UDP_HLEN) < p->tot_len) { 800c61c: 68bb ldr r3, [r7, #8] 800c61e: 891b ldrh r3, [r3, #8] 800c620: f64f 72f7 movw r2, #65527 ; 0xfff7 800c624: 4293 cmp r3, r2 800c626: d902 bls.n 800c62e return ERR_MEM; 800c628: f04f 33ff mov.w r3, #4294967295 800c62c: e06b b.n 800c706 } /* not enough space to add an UDP header to first pbuf in given p chain? */ if (pbuf_add_header(p, UDP_HLEN)) { 800c62e: 2108 movs r1, #8 800c630: 68b8 ldr r0, [r7, #8] 800c632: f7f9 ff2b bl 800648c 800c636: 4603 mov r3, r0 800c638: 2b00 cmp r3, #0 800c63a: d015 beq.n 800c668 /* allocate header in a separate new pbuf */ q = pbuf_alloc(PBUF_IP, UDP_HLEN, PBUF_RAM); 800c63c: f44f 7220 mov.w r2, #640 ; 0x280 800c640: 2108 movs r1, #8 800c642: 2022 movs r0, #34 ; 0x22 800c644: f7f9 fcd4 bl 8005ff0 800c648: 61f8 str r0, [r7, #28] /* new header pbuf could not be allocated? */ if (q == NULL) { 800c64a: 69fb ldr r3, [r7, #28] 800c64c: 2b00 cmp r3, #0 800c64e: d102 bne.n 800c656 LWIP_DEBUGF(UDP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_SERIOUS, ("udp_send: could not allocate header\n")); return ERR_MEM; 800c650: f04f 33ff mov.w r3, #4294967295 800c654: e057 b.n 800c706 } if (p->tot_len != 0) { 800c656: 68bb ldr r3, [r7, #8] 800c658: 891b ldrh r3, [r3, #8] 800c65a: 2b00 cmp r3, #0 800c65c: d006 beq.n 800c66c /* chain header q in front of given pbuf p (only if p contains data) */ pbuf_chain(q, p); 800c65e: 68b9 ldr r1, [r7, #8] 800c660: 69f8 ldr r0, [r7, #28] 800c662: f7fa f8c1 bl 80067e8 800c666: e001 b.n 800c66c LWIP_DEBUGF(UDP_DEBUG, ("udp_send: added header pbuf %p before given pbuf %p\n", (void *)q, (void *)p)); } else { /* adding space for header within p succeeded */ /* first pbuf q equals given pbuf */ q = p; 800c668: 68bb ldr r3, [r7, #8] 800c66a: 61fb str r3, [r7, #28] LWIP_DEBUGF(UDP_DEBUG, ("udp_send: added header in given pbuf %p\n", (void *)p)); } LWIP_ASSERT("check that first pbuf can hold struct udp_hdr", 800c66c: 69fb ldr r3, [r7, #28] 800c66e: 895b ldrh r3, [r3, #10] 800c670: 2b07 cmp r3, #7 800c672: d806 bhi.n 800c682 800c674: 4b26 ldr r3, [pc, #152] ; (800c710 ) 800c676: f240 320d movw r2, #781 ; 0x30d 800c67a: 492c ldr r1, [pc, #176] ; (800c72c ) 800c67c: 4826 ldr r0, [pc, #152] ; (800c718 ) 800c67e: f004 fd13 bl 80110a8 (q->len >= sizeof(struct udp_hdr))); /* q now represents the packet to be sent */ udphdr = (struct udp_hdr *)q->payload; 800c682: 69fb ldr r3, [r7, #28] 800c684: 685b ldr r3, [r3, #4] 800c686: 617b str r3, [r7, #20] udphdr->src = lwip_htons(pcb->local_port); 800c688: 68fb ldr r3, [r7, #12] 800c68a: 8a5b ldrh r3, [r3, #18] 800c68c: 4618 mov r0, r3 800c68e: f7f8 fc29 bl 8004ee4 800c692: 4603 mov r3, r0 800c694: 461a mov r2, r3 800c696: 697b ldr r3, [r7, #20] 800c698: 801a strh r2, [r3, #0] udphdr->dest = lwip_htons(dst_port); 800c69a: 887b ldrh r3, [r7, #2] 800c69c: 4618 mov r0, r3 800c69e: f7f8 fc21 bl 8004ee4 800c6a2: 4603 mov r3, r0 800c6a4: 461a mov r2, r3 800c6a6: 697b ldr r3, [r7, #20] 800c6a8: 805a strh r2, [r3, #2] /* in UDP, 0 checksum means 'no checksum' */ udphdr->chksum = 0x0000; 800c6aa: 697b ldr r3, [r7, #20] 800c6ac: 2200 movs r2, #0 800c6ae: 719a strb r2, [r3, #6] 800c6b0: 2200 movs r2, #0 800c6b2: 71da strb r2, [r3, #7] ip_proto = IP_PROTO_UDPLITE; } else #endif /* LWIP_UDPLITE */ { /* UDP */ LWIP_DEBUGF(UDP_DEBUG, ("udp_send: UDP packet length %"U16_F"\n", q->tot_len)); udphdr->len = lwip_htons(q->tot_len); 800c6b4: 69fb ldr r3, [r7, #28] 800c6b6: 891b ldrh r3, [r3, #8] 800c6b8: 4618 mov r0, r3 800c6ba: f7f8 fc13 bl 8004ee4 800c6be: 4603 mov r3, r0 800c6c0: 461a mov r2, r3 800c6c2: 697b ldr r3, [r7, #20] 800c6c4: 809a strh r2, [r3, #4] } udphdr->chksum = udpchksum; } } #endif /* CHECKSUM_GEN_UDP */ ip_proto = IP_PROTO_UDP; 800c6c6: 2311 movs r3, #17 800c6c8: 74fb strb r3, [r7, #19] /* Determine TTL to use */ #if LWIP_MULTICAST_TX_OPTIONS ttl = (ip_addr_ismulticast(dst_ip) ? udp_get_multicast_ttl(pcb) : pcb->ttl); #else /* LWIP_MULTICAST_TX_OPTIONS */ ttl = pcb->ttl; 800c6ca: 68fb ldr r3, [r7, #12] 800c6cc: 7adb ldrb r3, [r3, #11] 800c6ce: 74bb strb r3, [r7, #18] LWIP_DEBUGF(UDP_DEBUG, ("udp_send: UDP checksum 0x%04"X16_F"\n", udphdr->chksum)); LWIP_DEBUGF(UDP_DEBUG, ("udp_send: ip_output_if (,,,,0x%02"X16_F",)\n", (u16_t)ip_proto)); /* output to IP */ NETIF_SET_HINTS(netif, &(pcb->netif_hints)); err = ip_output_if_src(q, src_ip, dst_ip, ttl, pcb->tos, ip_proto, netif); 800c6d0: 68fb ldr r3, [r7, #12] 800c6d2: 7a9b ldrb r3, [r3, #10] 800c6d4: 7cb9 ldrb r1, [r7, #18] 800c6d6: 6aba ldr r2, [r7, #40] ; 0x28 800c6d8: 9202 str r2, [sp, #8] 800c6da: 7cfa ldrb r2, [r7, #19] 800c6dc: 9201 str r2, [sp, #4] 800c6de: 9300 str r3, [sp, #0] 800c6e0: 460b mov r3, r1 800c6e2: 687a ldr r2, [r7, #4] 800c6e4: 6af9 ldr r1, [r7, #44] ; 0x2c 800c6e6: 69f8 ldr r0, [r7, #28] 800c6e8: f003 fb38 bl 800fd5c 800c6ec: 4603 mov r3, r0 800c6ee: 76fb strb r3, [r7, #27] /* @todo: must this be increased even if error occurred? */ MIB2_STATS_INC(mib2.udpoutdatagrams); /* did we chain a separate header pbuf earlier? */ if (q != p) { 800c6f0: 69fa ldr r2, [r7, #28] 800c6f2: 68bb ldr r3, [r7, #8] 800c6f4: 429a cmp r2, r3 800c6f6: d004 beq.n 800c702 /* free the header pbuf */ pbuf_free(q); 800c6f8: 69f8 ldr r0, [r7, #28] 800c6fa: f7f9 ff5d bl 80065b8 q = NULL; 800c6fe: 2300 movs r3, #0 800c700: 61fb str r3, [r7, #28] /* p is still referenced by the caller, and will live on */ } UDP_STATS_INC(udp.xmit); return err; 800c702: f997 301b ldrsb.w r3, [r7, #27] } 800c706: 4618 mov r0, r3 800c708: 3720 adds r7, #32 800c70a: 46bd mov sp, r7 800c70c: bd80 pop {r7, pc} 800c70e: bf00 nop 800c710: 08017b98 .word 0x08017b98 800c714: 08017d84 .word 0x08017d84 800c718: 08017bec .word 0x08017bec 800c71c: 08017da4 .word 0x08017da4 800c720: 08017dc4 .word 0x08017dc4 800c724: 08017de8 .word 0x08017de8 800c728: 08017e0c .word 0x08017e0c 800c72c: 08017e30 .word 0x08017e30 0800c730 : * * @see udp_disconnect() */ err_t udp_bind(struct udp_pcb *pcb, const ip_addr_t *ipaddr, u16_t port) { 800c730: b580 push {r7, lr} 800c732: b086 sub sp, #24 800c734: af00 add r7, sp, #0 800c736: 60f8 str r0, [r7, #12] 800c738: 60b9 str r1, [r7, #8] 800c73a: 4613 mov r3, r2 800c73c: 80fb strh r3, [r7, #6] LWIP_ASSERT_CORE_LOCKED(); #if LWIP_IPV4 /* Don't propagate NULL pointer (IPv4 ANY) to subsequent functions */ if (ipaddr == NULL) { 800c73e: 68bb ldr r3, [r7, #8] 800c740: 2b00 cmp r3, #0 800c742: d101 bne.n 800c748 ipaddr = IP4_ADDR_ANY; 800c744: 4b39 ldr r3, [pc, #228] ; (800c82c ) 800c746: 60bb str r3, [r7, #8] } #else /* LWIP_IPV4 */ LWIP_ERROR("udp_bind: invalid ipaddr", ipaddr != NULL, return ERR_ARG); #endif /* LWIP_IPV4 */ LWIP_ERROR("udp_bind: invalid pcb", pcb != NULL, return ERR_ARG); 800c748: 68fb ldr r3, [r7, #12] 800c74a: 2b00 cmp r3, #0 800c74c: d109 bne.n 800c762 800c74e: 4b38 ldr r3, [pc, #224] ; (800c830 ) 800c750: f240 32b7 movw r2, #951 ; 0x3b7 800c754: 4937 ldr r1, [pc, #220] ; (800c834 ) 800c756: 4838 ldr r0, [pc, #224] ; (800c838 ) 800c758: f004 fca6 bl 80110a8 800c75c: f06f 030f mvn.w r3, #15 800c760: e060 b.n 800c824 LWIP_DEBUGF(UDP_DEBUG | LWIP_DBG_TRACE, ("udp_bind(ipaddr = ")); ip_addr_debug_print(UDP_DEBUG | LWIP_DBG_TRACE, ipaddr); LWIP_DEBUGF(UDP_DEBUG | LWIP_DBG_TRACE, (", port = %"U16_F")\n", port)); rebind = 0; 800c762: 2300 movs r3, #0 800c764: 74fb strb r3, [r7, #19] /* Check for double bind and rebind of the same pcb */ for (ipcb = udp_pcbs; ipcb != NULL; ipcb = ipcb->next) { 800c766: 4b35 ldr r3, [pc, #212] ; (800c83c ) 800c768: 681b ldr r3, [r3, #0] 800c76a: 617b str r3, [r7, #20] 800c76c: e009 b.n 800c782 /* is this UDP PCB already on active list? */ if (pcb == ipcb) { 800c76e: 68fa ldr r2, [r7, #12] 800c770: 697b ldr r3, [r7, #20] 800c772: 429a cmp r2, r3 800c774: d102 bne.n 800c77c rebind = 1; 800c776: 2301 movs r3, #1 800c778: 74fb strb r3, [r7, #19] break; 800c77a: e005 b.n 800c788 for (ipcb = udp_pcbs; ipcb != NULL; ipcb = ipcb->next) { 800c77c: 697b ldr r3, [r7, #20] 800c77e: 68db ldr r3, [r3, #12] 800c780: 617b str r3, [r7, #20] 800c782: 697b ldr r3, [r7, #20] 800c784: 2b00 cmp r3, #0 800c786: d1f2 bne.n 800c76e ipaddr = &zoned_ipaddr; } #endif /* LWIP_IPV6 && LWIP_IPV6_SCOPES */ /* no port specified? */ if (port == 0) { 800c788: 88fb ldrh r3, [r7, #6] 800c78a: 2b00 cmp r3, #0 800c78c: d109 bne.n 800c7a2 port = udp_new_port(); 800c78e: f7ff fc69 bl 800c064 800c792: 4603 mov r3, r0 800c794: 80fb strh r3, [r7, #6] if (port == 0) { 800c796: 88fb ldrh r3, [r7, #6] 800c798: 2b00 cmp r3, #0 800c79a: d12c bne.n 800c7f6 /* no more ports available in local range */ LWIP_DEBUGF(UDP_DEBUG, ("udp_bind: out of free UDP ports\n")); return ERR_USE; 800c79c: f06f 0307 mvn.w r3, #7 800c7a0: e040 b.n 800c824 } } else { for (ipcb = udp_pcbs; ipcb != NULL; ipcb = ipcb->next) { 800c7a2: 4b26 ldr r3, [pc, #152] ; (800c83c ) 800c7a4: 681b ldr r3, [r3, #0] 800c7a6: 617b str r3, [r7, #20] 800c7a8: e022 b.n 800c7f0 if (pcb != ipcb) { 800c7aa: 68fa ldr r2, [r7, #12] 800c7ac: 697b ldr r3, [r7, #20] 800c7ae: 429a cmp r2, r3 800c7b0: d01b beq.n 800c7ea if (!ip_get_option(pcb, SOF_REUSEADDR) || !ip_get_option(ipcb, SOF_REUSEADDR)) #endif /* SO_REUSE */ { /* port matches that of PCB in list and REUSEADDR not set -> reject */ if ((ipcb->local_port == port) && 800c7b2: 697b ldr r3, [r7, #20] 800c7b4: 8a5b ldrh r3, [r3, #18] 800c7b6: 88fa ldrh r2, [r7, #6] 800c7b8: 429a cmp r2, r3 800c7ba: d116 bne.n 800c7ea /* IP address matches or any IP used? */ (ip_addr_cmp(&ipcb->local_ip, ipaddr) || ip_addr_isany(ipaddr) || 800c7bc: 697b ldr r3, [r7, #20] 800c7be: 681a ldr r2, [r3, #0] 800c7c0: 68bb ldr r3, [r7, #8] 800c7c2: 681b ldr r3, [r3, #0] if ((ipcb->local_port == port) && 800c7c4: 429a cmp r2, r3 800c7c6: d00d beq.n 800c7e4 (ip_addr_cmp(&ipcb->local_ip, ipaddr) || ip_addr_isany(ipaddr) || 800c7c8: 68bb ldr r3, [r7, #8] 800c7ca: 2b00 cmp r3, #0 800c7cc: d00a beq.n 800c7e4 800c7ce: 68bb ldr r3, [r7, #8] 800c7d0: 681b ldr r3, [r3, #0] 800c7d2: 2b00 cmp r3, #0 800c7d4: d006 beq.n 800c7e4 ip_addr_isany(&ipcb->local_ip))) { 800c7d6: 697b ldr r3, [r7, #20] (ip_addr_cmp(&ipcb->local_ip, ipaddr) || ip_addr_isany(ipaddr) || 800c7d8: 2b00 cmp r3, #0 800c7da: d003 beq.n 800c7e4 ip_addr_isany(&ipcb->local_ip))) { 800c7dc: 697b ldr r3, [r7, #20] 800c7de: 681b ldr r3, [r3, #0] 800c7e0: 2b00 cmp r3, #0 800c7e2: d102 bne.n 800c7ea /* other PCB already binds to this local IP and port */ LWIP_DEBUGF(UDP_DEBUG, ("udp_bind: local port %"U16_F" already bound by another pcb\n", port)); return ERR_USE; 800c7e4: f06f 0307 mvn.w r3, #7 800c7e8: e01c b.n 800c824 for (ipcb = udp_pcbs; ipcb != NULL; ipcb = ipcb->next) { 800c7ea: 697b ldr r3, [r7, #20] 800c7ec: 68db ldr r3, [r3, #12] 800c7ee: 617b str r3, [r7, #20] 800c7f0: 697b ldr r3, [r7, #20] 800c7f2: 2b00 cmp r3, #0 800c7f4: d1d9 bne.n 800c7aa } } } } ip_addr_set_ipaddr(&pcb->local_ip, ipaddr); 800c7f6: 68bb ldr r3, [r7, #8] 800c7f8: 2b00 cmp r3, #0 800c7fa: d002 beq.n 800c802 800c7fc: 68bb ldr r3, [r7, #8] 800c7fe: 681b ldr r3, [r3, #0] 800c800: e000 b.n 800c804 800c802: 2300 movs r3, #0 800c804: 68fa ldr r2, [r7, #12] 800c806: 6013 str r3, [r2, #0] pcb->local_port = port; 800c808: 68fb ldr r3, [r7, #12] 800c80a: 88fa ldrh r2, [r7, #6] 800c80c: 825a strh r2, [r3, #18] mib2_udp_bind(pcb); /* pcb not active yet? */ if (rebind == 0) { 800c80e: 7cfb ldrb r3, [r7, #19] 800c810: 2b00 cmp r3, #0 800c812: d106 bne.n 800c822 /* place the PCB on the active list if not already there */ pcb->next = udp_pcbs; 800c814: 4b09 ldr r3, [pc, #36] ; (800c83c ) 800c816: 681a ldr r2, [r3, #0] 800c818: 68fb ldr r3, [r7, #12] 800c81a: 60da str r2, [r3, #12] udp_pcbs = pcb; 800c81c: 4a07 ldr r2, [pc, #28] ; (800c83c ) 800c81e: 68fb ldr r3, [r7, #12] 800c820: 6013 str r3, [r2, #0] } LWIP_DEBUGF(UDP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("udp_bind: bound to ")); ip_addr_debug_print_val(UDP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, pcb->local_ip); LWIP_DEBUGF(UDP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, (", port %"U16_F")\n", pcb->local_port)); return ERR_OK; 800c822: 2300 movs r3, #0 } 800c824: 4618 mov r0, r3 800c826: 3718 adds r7, #24 800c828: 46bd mov sp, r7 800c82a: bd80 pop {r7, pc} 800c82c: 08018acc .word 0x08018acc 800c830: 08017b98 .word 0x08017b98 800c834: 08017e60 .word 0x08017e60 800c838: 08017bec .word 0x08017bec 800c83c: 20009a30 .word 0x20009a30 0800c840 : * * @see udp_disconnect() */ err_t udp_connect(struct udp_pcb *pcb, const ip_addr_t *ipaddr, u16_t port) { 800c840: b580 push {r7, lr} 800c842: b086 sub sp, #24 800c844: af00 add r7, sp, #0 800c846: 60f8 str r0, [r7, #12] 800c848: 60b9 str r1, [r7, #8] 800c84a: 4613 mov r3, r2 800c84c: 80fb strh r3, [r7, #6] struct udp_pcb *ipcb; LWIP_ASSERT_CORE_LOCKED(); LWIP_ERROR("udp_connect: invalid pcb", pcb != NULL, return ERR_ARG); 800c84e: 68fb ldr r3, [r7, #12] 800c850: 2b00 cmp r3, #0 800c852: d109 bne.n 800c868 800c854: 4b2c ldr r3, [pc, #176] ; (800c908 ) 800c856: f240 4235 movw r2, #1077 ; 0x435 800c85a: 492c ldr r1, [pc, #176] ; (800c90c ) 800c85c: 482c ldr r0, [pc, #176] ; (800c910 ) 800c85e: f004 fc23 bl 80110a8 800c862: f06f 030f mvn.w r3, #15 800c866: e04b b.n 800c900 LWIP_ERROR("udp_connect: invalid ipaddr", ipaddr != NULL, return ERR_ARG); 800c868: 68bb ldr r3, [r7, #8] 800c86a: 2b00 cmp r3, #0 800c86c: d109 bne.n 800c882 800c86e: 4b26 ldr r3, [pc, #152] ; (800c908 ) 800c870: f240 4236 movw r2, #1078 ; 0x436 800c874: 4927 ldr r1, [pc, #156] ; (800c914 ) 800c876: 4826 ldr r0, [pc, #152] ; (800c910 ) 800c878: f004 fc16 bl 80110a8 800c87c: f06f 030f mvn.w r3, #15 800c880: e03e b.n 800c900 if (pcb->local_port == 0) { 800c882: 68fb ldr r3, [r7, #12] 800c884: 8a5b ldrh r3, [r3, #18] 800c886: 2b00 cmp r3, #0 800c888: d10f bne.n 800c8aa err_t err = udp_bind(pcb, &pcb->local_ip, pcb->local_port); 800c88a: 68f9 ldr r1, [r7, #12] 800c88c: 68fb ldr r3, [r7, #12] 800c88e: 8a5b ldrh r3, [r3, #18] 800c890: 461a mov r2, r3 800c892: 68f8 ldr r0, [r7, #12] 800c894: f7ff ff4c bl 800c730 800c898: 4603 mov r3, r0 800c89a: 74fb strb r3, [r7, #19] if (err != ERR_OK) { 800c89c: f997 3013 ldrsb.w r3, [r7, #19] 800c8a0: 2b00 cmp r3, #0 800c8a2: d002 beq.n 800c8aa return err; 800c8a4: f997 3013 ldrsb.w r3, [r7, #19] 800c8a8: e02a b.n 800c900 } } ip_addr_set_ipaddr(&pcb->remote_ip, ipaddr); 800c8aa: 68bb ldr r3, [r7, #8] 800c8ac: 2b00 cmp r3, #0 800c8ae: d002 beq.n 800c8b6 800c8b0: 68bb ldr r3, [r7, #8] 800c8b2: 681b ldr r3, [r3, #0] 800c8b4: e000 b.n 800c8b8 800c8b6: 2300 movs r3, #0 800c8b8: 68fa ldr r2, [r7, #12] 800c8ba: 6053 str r3, [r2, #4] ip6_addr_lacks_zone(ip_2_ip6(&pcb->remote_ip), IP6_UNKNOWN)) { ip6_addr_select_zone(ip_2_ip6(&pcb->remote_ip), ip_2_ip6(&pcb->local_ip)); } #endif /* LWIP_IPV6 && LWIP_IPV6_SCOPES */ pcb->remote_port = port; 800c8bc: 68fb ldr r3, [r7, #12] 800c8be: 88fa ldrh r2, [r7, #6] 800c8c0: 829a strh r2, [r3, #20] pcb->flags |= UDP_FLAGS_CONNECTED; 800c8c2: 68fb ldr r3, [r7, #12] 800c8c4: 7c1b ldrb r3, [r3, #16] 800c8c6: f043 0304 orr.w r3, r3, #4 800c8ca: b2da uxtb r2, r3 800c8cc: 68fb ldr r3, [r7, #12] 800c8ce: 741a strb r2, [r3, #16] ip_addr_debug_print_val(UDP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, pcb->remote_ip); LWIP_DEBUGF(UDP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, (", port %"U16_F")\n", pcb->remote_port)); /* Insert UDP PCB into the list of active UDP PCBs. */ for (ipcb = udp_pcbs; ipcb != NULL; ipcb = ipcb->next) { 800c8d0: 4b11 ldr r3, [pc, #68] ; (800c918 ) 800c8d2: 681b ldr r3, [r3, #0] 800c8d4: 617b str r3, [r7, #20] 800c8d6: e008 b.n 800c8ea if (pcb == ipcb) { 800c8d8: 68fa ldr r2, [r7, #12] 800c8da: 697b ldr r3, [r7, #20] 800c8dc: 429a cmp r2, r3 800c8de: d101 bne.n 800c8e4 /* already on the list, just return */ return ERR_OK; 800c8e0: 2300 movs r3, #0 800c8e2: e00d b.n 800c900 for (ipcb = udp_pcbs; ipcb != NULL; ipcb = ipcb->next) { 800c8e4: 697b ldr r3, [r7, #20] 800c8e6: 68db ldr r3, [r3, #12] 800c8e8: 617b str r3, [r7, #20] 800c8ea: 697b ldr r3, [r7, #20] 800c8ec: 2b00 cmp r3, #0 800c8ee: d1f3 bne.n 800c8d8 } } /* PCB not yet on the list, add PCB now */ pcb->next = udp_pcbs; 800c8f0: 4b09 ldr r3, [pc, #36] ; (800c918 ) 800c8f2: 681a ldr r2, [r3, #0] 800c8f4: 68fb ldr r3, [r7, #12] 800c8f6: 60da str r2, [r3, #12] udp_pcbs = pcb; 800c8f8: 4a07 ldr r2, [pc, #28] ; (800c918 ) 800c8fa: 68fb ldr r3, [r7, #12] 800c8fc: 6013 str r3, [r2, #0] return ERR_OK; 800c8fe: 2300 movs r3, #0 } 800c900: 4618 mov r0, r3 800c902: 3718 adds r7, #24 800c904: 46bd mov sp, r7 800c906: bd80 pop {r7, pc} 800c908: 08017b98 .word 0x08017b98 800c90c: 08017e78 .word 0x08017e78 800c910: 08017bec .word 0x08017bec 800c914: 08017e94 .word 0x08017e94 800c918: 20009a30 .word 0x20009a30 0800c91c : * @param recv function pointer of the callback function * @param recv_arg additional argument to pass to the callback function */ void udp_recv(struct udp_pcb *pcb, udp_recv_fn recv, void *recv_arg) { 800c91c: b580 push {r7, lr} 800c91e: b084 sub sp, #16 800c920: af00 add r7, sp, #0 800c922: 60f8 str r0, [r7, #12] 800c924: 60b9 str r1, [r7, #8] 800c926: 607a str r2, [r7, #4] LWIP_ASSERT_CORE_LOCKED(); LWIP_ERROR("udp_recv: invalid pcb", pcb != NULL, return); 800c928: 68fb ldr r3, [r7, #12] 800c92a: 2b00 cmp r3, #0 800c92c: d107 bne.n 800c93e 800c92e: 4b08 ldr r3, [pc, #32] ; (800c950 ) 800c930: f240 428a movw r2, #1162 ; 0x48a 800c934: 4907 ldr r1, [pc, #28] ; (800c954 ) 800c936: 4808 ldr r0, [pc, #32] ; (800c958 ) 800c938: f004 fbb6 bl 80110a8 800c93c: e005 b.n 800c94a /* remember recv() callback and user data */ pcb->recv = recv; 800c93e: 68fb ldr r3, [r7, #12] 800c940: 68ba ldr r2, [r7, #8] 800c942: 619a str r2, [r3, #24] pcb->recv_arg = recv_arg; 800c944: 68fb ldr r3, [r7, #12] 800c946: 687a ldr r2, [r7, #4] 800c948: 61da str r2, [r3, #28] } 800c94a: 3710 adds r7, #16 800c94c: 46bd mov sp, r7 800c94e: bd80 pop {r7, pc} 800c950: 08017b98 .word 0x08017b98 800c954: 08017ecc .word 0x08017ecc 800c958: 08017bec .word 0x08017bec 0800c95c : * * @see udp_new() */ void udp_remove(struct udp_pcb *pcb) { 800c95c: b580 push {r7, lr} 800c95e: b084 sub sp, #16 800c960: af00 add r7, sp, #0 800c962: 6078 str r0, [r7, #4] struct udp_pcb *pcb2; LWIP_ASSERT_CORE_LOCKED(); LWIP_ERROR("udp_remove: invalid pcb", pcb != NULL, return); 800c964: 687b ldr r3, [r7, #4] 800c966: 2b00 cmp r3, #0 800c968: d107 bne.n 800c97a 800c96a: 4b19 ldr r3, [pc, #100] ; (800c9d0 ) 800c96c: f240 42a1 movw r2, #1185 ; 0x4a1 800c970: 4918 ldr r1, [pc, #96] ; (800c9d4 ) 800c972: 4819 ldr r0, [pc, #100] ; (800c9d8 ) 800c974: f004 fb98 bl 80110a8 800c978: e026 b.n 800c9c8 mib2_udp_unbind(pcb); /* pcb to be removed is first in list? */ if (udp_pcbs == pcb) { 800c97a: 4b18 ldr r3, [pc, #96] ; (800c9dc ) 800c97c: 681b ldr r3, [r3, #0] 800c97e: 687a ldr r2, [r7, #4] 800c980: 429a cmp r2, r3 800c982: d105 bne.n 800c990 /* make list start at 2nd pcb */ udp_pcbs = udp_pcbs->next; 800c984: 4b15 ldr r3, [pc, #84] ; (800c9dc ) 800c986: 681b ldr r3, [r3, #0] 800c988: 68db ldr r3, [r3, #12] 800c98a: 4a14 ldr r2, [pc, #80] ; (800c9dc ) 800c98c: 6013 str r3, [r2, #0] 800c98e: e017 b.n 800c9c0 /* pcb not 1st in list */ } else { for (pcb2 = udp_pcbs; pcb2 != NULL; pcb2 = pcb2->next) { 800c990: 4b12 ldr r3, [pc, #72] ; (800c9dc ) 800c992: 681b ldr r3, [r3, #0] 800c994: 60fb str r3, [r7, #12] 800c996: e010 b.n 800c9ba /* find pcb in udp_pcbs list */ if (pcb2->next != NULL && pcb2->next == pcb) { 800c998: 68fb ldr r3, [r7, #12] 800c99a: 68db ldr r3, [r3, #12] 800c99c: 2b00 cmp r3, #0 800c99e: d009 beq.n 800c9b4 800c9a0: 68fb ldr r3, [r7, #12] 800c9a2: 68db ldr r3, [r3, #12] 800c9a4: 687a ldr r2, [r7, #4] 800c9a6: 429a cmp r2, r3 800c9a8: d104 bne.n 800c9b4 /* remove pcb from list */ pcb2->next = pcb->next; 800c9aa: 687b ldr r3, [r7, #4] 800c9ac: 68da ldr r2, [r3, #12] 800c9ae: 68fb ldr r3, [r7, #12] 800c9b0: 60da str r2, [r3, #12] break; 800c9b2: e005 b.n 800c9c0 for (pcb2 = udp_pcbs; pcb2 != NULL; pcb2 = pcb2->next) { 800c9b4: 68fb ldr r3, [r7, #12] 800c9b6: 68db ldr r3, [r3, #12] 800c9b8: 60fb str r3, [r7, #12] 800c9ba: 68fb ldr r3, [r7, #12] 800c9bc: 2b00 cmp r3, #0 800c9be: d1eb bne.n 800c998 } } } memp_free(MEMP_UDP_PCB, pcb); 800c9c0: 6879 ldr r1, [r7, #4] 800c9c2: 2000 movs r0, #0 800c9c4: f7f8 ff76 bl 80058b4 } 800c9c8: 3710 adds r7, #16 800c9ca: 46bd mov sp, r7 800c9cc: bd80 pop {r7, pc} 800c9ce: bf00 nop 800c9d0: 08017b98 .word 0x08017b98 800c9d4: 08017ee4 .word 0x08017ee4 800c9d8: 08017bec .word 0x08017bec 800c9dc: 20009a30 .word 0x20009a30 0800c9e0 : * * @see udp_remove() */ struct udp_pcb * udp_new(void) { 800c9e0: b580 push {r7, lr} 800c9e2: b082 sub sp, #8 800c9e4: af00 add r7, sp, #0 struct udp_pcb *pcb; LWIP_ASSERT_CORE_LOCKED(); pcb = (struct udp_pcb *)memp_malloc(MEMP_UDP_PCB); 800c9e6: 2000 movs r0, #0 800c9e8: f7f8 fef4 bl 80057d4 800c9ec: 6078 str r0, [r7, #4] /* could allocate UDP PCB? */ if (pcb != NULL) { 800c9ee: 687b ldr r3, [r7, #4] 800c9f0: 2b00 cmp r3, #0 800c9f2: d007 beq.n 800ca04 /* UDP Lite: by initializing to all zeroes, chksum_len is set to 0 * which means checksum is generated over the whole datagram per default * (recommended as default by RFC 3828). */ /* initialize PCB to all zeroes */ memset(pcb, 0, sizeof(struct udp_pcb)); 800c9f4: 2220 movs r2, #32 800c9f6: 2100 movs r1, #0 800c9f8: 6878 ldr r0, [r7, #4] 800c9fa: f004 fb4d bl 8011098 pcb->ttl = UDP_TTL; 800c9fe: 687b ldr r3, [r7, #4] 800ca00: 22ff movs r2, #255 ; 0xff 800ca02: 72da strb r2, [r3, #11] #if LWIP_MULTICAST_TX_OPTIONS udp_set_multicast_ttl(pcb, UDP_TTL); #endif /* LWIP_MULTICAST_TX_OPTIONS */ } return pcb; 800ca04: 687b ldr r3, [r7, #4] } 800ca06: 4618 mov r0, r3 800ca08: 3708 adds r7, #8 800ca0a: 46bd mov sp, r7 800ca0c: bd80 pop {r7, pc} ... 0800ca10 : * * @param old_addr IP address of the netif before change * @param new_addr IP address of the netif after change */ void udp_netif_ip_addr_changed(const ip_addr_t *old_addr, const ip_addr_t *new_addr) { 800ca10: b480 push {r7} 800ca12: b085 sub sp, #20 800ca14: af00 add r7, sp, #0 800ca16: 6078 str r0, [r7, #4] 800ca18: 6039 str r1, [r7, #0] struct udp_pcb *upcb; if (!ip_addr_isany(old_addr) && !ip_addr_isany(new_addr)) { 800ca1a: 687b ldr r3, [r7, #4] 800ca1c: 2b00 cmp r3, #0 800ca1e: d01e beq.n 800ca5e 800ca20: 687b ldr r3, [r7, #4] 800ca22: 681b ldr r3, [r3, #0] 800ca24: 2b00 cmp r3, #0 800ca26: d01a beq.n 800ca5e 800ca28: 683b ldr r3, [r7, #0] 800ca2a: 2b00 cmp r3, #0 800ca2c: d017 beq.n 800ca5e 800ca2e: 683b ldr r3, [r7, #0] 800ca30: 681b ldr r3, [r3, #0] 800ca32: 2b00 cmp r3, #0 800ca34: d013 beq.n 800ca5e for (upcb = udp_pcbs; upcb != NULL; upcb = upcb->next) { 800ca36: 4b0d ldr r3, [pc, #52] ; (800ca6c ) 800ca38: 681b ldr r3, [r3, #0] 800ca3a: 60fb str r3, [r7, #12] 800ca3c: e00c b.n 800ca58 /* PCB bound to current local interface address? */ if (ip_addr_cmp(&upcb->local_ip, old_addr)) { 800ca3e: 68fb ldr r3, [r7, #12] 800ca40: 681a ldr r2, [r3, #0] 800ca42: 687b ldr r3, [r7, #4] 800ca44: 681b ldr r3, [r3, #0] 800ca46: 429a cmp r2, r3 800ca48: d103 bne.n 800ca52 /* The PCB is bound to the old ipaddr and * is set to bound to the new one instead */ ip_addr_copy(upcb->local_ip, *new_addr); 800ca4a: 683b ldr r3, [r7, #0] 800ca4c: 681a ldr r2, [r3, #0] 800ca4e: 68fb ldr r3, [r7, #12] 800ca50: 601a str r2, [r3, #0] for (upcb = udp_pcbs; upcb != NULL; upcb = upcb->next) { 800ca52: 68fb ldr r3, [r7, #12] 800ca54: 68db ldr r3, [r3, #12] 800ca56: 60fb str r3, [r7, #12] 800ca58: 68fb ldr r3, [r7, #12] 800ca5a: 2b00 cmp r3, #0 800ca5c: d1ef bne.n 800ca3e } } } } 800ca5e: bf00 nop 800ca60: 3714 adds r7, #20 800ca62: 46bd mov sp, r7 800ca64: f85d 7b04 ldr.w r7, [sp], #4 800ca68: 4770 bx lr 800ca6a: bf00 nop 800ca6c: 20009a30 .word 0x20009a30 0800ca70 : static void dhcp_option_trailer(u16_t options_out_len, u8_t *options, struct pbuf *p_out); /** Ensure DHCP PCB is allocated and bound */ static err_t dhcp_inc_pcb_refcount(void) { 800ca70: b580 push {r7, lr} 800ca72: af00 add r7, sp, #0 if (dhcp_pcb_refcount == 0) { 800ca74: 4b20 ldr r3, [pc, #128] ; (800caf8 ) 800ca76: 781b ldrb r3, [r3, #0] 800ca78: 2b00 cmp r3, #0 800ca7a: d133 bne.n 800cae4 LWIP_ASSERT("dhcp_inc_pcb_refcount(): memory leak", dhcp_pcb == NULL); 800ca7c: 4b1f ldr r3, [pc, #124] ; (800cafc ) 800ca7e: 681b ldr r3, [r3, #0] 800ca80: 2b00 cmp r3, #0 800ca82: d005 beq.n 800ca90 800ca84: 4b1e ldr r3, [pc, #120] ; (800cb00 ) 800ca86: 22e5 movs r2, #229 ; 0xe5 800ca88: 491e ldr r1, [pc, #120] ; (800cb04 ) 800ca8a: 481f ldr r0, [pc, #124] ; (800cb08 ) 800ca8c: f004 fb0c bl 80110a8 /* allocate UDP PCB */ dhcp_pcb = udp_new(); 800ca90: f7ff ffa6 bl 800c9e0 800ca94: 4603 mov r3, r0 800ca96: 4a19 ldr r2, [pc, #100] ; (800cafc ) 800ca98: 6013 str r3, [r2, #0] if (dhcp_pcb == NULL) { 800ca9a: 4b18 ldr r3, [pc, #96] ; (800cafc ) 800ca9c: 681b ldr r3, [r3, #0] 800ca9e: 2b00 cmp r3, #0 800caa0: d102 bne.n 800caa8 return ERR_MEM; 800caa2: f04f 33ff mov.w r3, #4294967295 800caa6: e024 b.n 800caf2 } ip_set_option(dhcp_pcb, SOF_BROADCAST); 800caa8: 4b14 ldr r3, [pc, #80] ; (800cafc ) 800caaa: 681b ldr r3, [r3, #0] 800caac: 7a5a ldrb r2, [r3, #9] 800caae: 4b13 ldr r3, [pc, #76] ; (800cafc ) 800cab0: 681b ldr r3, [r3, #0] 800cab2: f042 0220 orr.w r2, r2, #32 800cab6: b2d2 uxtb r2, r2 800cab8: 725a strb r2, [r3, #9] /* set up local and remote port for the pcb -> listen on all interfaces on all src/dest IPs */ udp_bind(dhcp_pcb, IP4_ADDR_ANY, LWIP_IANA_PORT_DHCP_CLIENT); 800caba: 4b10 ldr r3, [pc, #64] ; (800cafc ) 800cabc: 681b ldr r3, [r3, #0] 800cabe: 2244 movs r2, #68 ; 0x44 800cac0: 4912 ldr r1, [pc, #72] ; (800cb0c ) 800cac2: 4618 mov r0, r3 800cac4: f7ff fe34 bl 800c730 udp_connect(dhcp_pcb, IP4_ADDR_ANY, LWIP_IANA_PORT_DHCP_SERVER); 800cac8: 4b0c ldr r3, [pc, #48] ; (800cafc ) 800caca: 681b ldr r3, [r3, #0] 800cacc: 2243 movs r2, #67 ; 0x43 800cace: 490f ldr r1, [pc, #60] ; (800cb0c ) 800cad0: 4618 mov r0, r3 800cad2: f7ff feb5 bl 800c840 udp_recv(dhcp_pcb, dhcp_recv, NULL); 800cad6: 4b09 ldr r3, [pc, #36] ; (800cafc ) 800cad8: 681b ldr r3, [r3, #0] 800cada: 2200 movs r2, #0 800cadc: 490c ldr r1, [pc, #48] ; (800cb10 ) 800cade: 4618 mov r0, r3 800cae0: f7ff ff1c bl 800c91c } dhcp_pcb_refcount++; 800cae4: 4b04 ldr r3, [pc, #16] ; (800caf8 ) 800cae6: 781b ldrb r3, [r3, #0] 800cae8: 3301 adds r3, #1 800caea: b2da uxtb r2, r3 800caec: 4b02 ldr r3, [pc, #8] ; (800caf8 ) 800caee: 701a strb r2, [r3, #0] return ERR_OK; 800caf0: 2300 movs r3, #0 } 800caf2: 4618 mov r0, r3 800caf4: bd80 pop {r7, pc} 800caf6: bf00 nop 800caf8: 20009a60 .word 0x20009a60 800cafc: 20009a5c .word 0x20009a5c 800cb00: 08017efc .word 0x08017efc 800cb04: 08017f34 .word 0x08017f34 800cb08: 08017f5c .word 0x08017f5c 800cb0c: 08018acc .word 0x08018acc 800cb10: 0800e3a5 .word 0x0800e3a5 0800cb14 : /** Free DHCP PCB if the last netif stops using it */ static void dhcp_dec_pcb_refcount(void) { 800cb14: b580 push {r7, lr} 800cb16: af00 add r7, sp, #0 LWIP_ASSERT("dhcp_pcb_refcount(): refcount error", (dhcp_pcb_refcount > 0)); 800cb18: 4b0e ldr r3, [pc, #56] ; (800cb54 ) 800cb1a: 781b ldrb r3, [r3, #0] 800cb1c: 2b00 cmp r3, #0 800cb1e: d105 bne.n 800cb2c 800cb20: 4b0d ldr r3, [pc, #52] ; (800cb58 ) 800cb22: 22ff movs r2, #255 ; 0xff 800cb24: 490d ldr r1, [pc, #52] ; (800cb5c ) 800cb26: 480e ldr r0, [pc, #56] ; (800cb60 ) 800cb28: f004 fabe bl 80110a8 dhcp_pcb_refcount--; 800cb2c: 4b09 ldr r3, [pc, #36] ; (800cb54 ) 800cb2e: 781b ldrb r3, [r3, #0] 800cb30: 3b01 subs r3, #1 800cb32: b2da uxtb r2, r3 800cb34: 4b07 ldr r3, [pc, #28] ; (800cb54 ) 800cb36: 701a strb r2, [r3, #0] if (dhcp_pcb_refcount == 0) { 800cb38: 4b06 ldr r3, [pc, #24] ; (800cb54 ) 800cb3a: 781b ldrb r3, [r3, #0] 800cb3c: 2b00 cmp r3, #0 800cb3e: d107 bne.n 800cb50 udp_remove(dhcp_pcb); 800cb40: 4b08 ldr r3, [pc, #32] ; (800cb64 ) 800cb42: 681b ldr r3, [r3, #0] 800cb44: 4618 mov r0, r3 800cb46: f7ff ff09 bl 800c95c dhcp_pcb = NULL; 800cb4a: 4b06 ldr r3, [pc, #24] ; (800cb64 ) 800cb4c: 2200 movs r2, #0 800cb4e: 601a str r2, [r3, #0] } } 800cb50: bf00 nop 800cb52: bd80 pop {r7, pc} 800cb54: 20009a60 .word 0x20009a60 800cb58: 08017efc .word 0x08017efc 800cb5c: 08017f84 .word 0x08017f84 800cb60: 08017f5c .word 0x08017f5c 800cb64: 20009a5c .word 0x20009a5c 0800cb68 : * * @param netif the netif under DHCP control */ static void dhcp_handle_nak(struct netif *netif) { 800cb68: b580 push {r7, lr} 800cb6a: b084 sub sp, #16 800cb6c: af00 add r7, sp, #0 800cb6e: 6078 str r0, [r7, #4] struct dhcp *dhcp = netif_dhcp_data(netif); 800cb70: 687b ldr r3, [r7, #4] 800cb72: 6a5b ldr r3, [r3, #36] ; 0x24 800cb74: 60fb str r3, [r7, #12] LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("dhcp_handle_nak(netif=%p) %c%c%"U16_F"\n", (void *)netif, netif->name[0], netif->name[1], (u16_t)netif->num)); /* Change to a defined state - set this before assigning the address to ensure the callback can use dhcp_supplied_address() */ dhcp_set_state(dhcp, DHCP_STATE_BACKING_OFF); 800cb76: 210c movs r1, #12 800cb78: 68f8 ldr r0, [r7, #12] 800cb7a: f001 f855 bl 800dc28 /* remove IP address from interface (must no longer be used, as per RFC2131) */ netif_set_addr(netif, IP4_ADDR_ANY4, IP4_ADDR_ANY4, IP4_ADDR_ANY4); 800cb7e: 4b06 ldr r3, [pc, #24] ; (800cb98 ) 800cb80: 4a05 ldr r2, [pc, #20] ; (800cb98 ) 800cb82: 4905 ldr r1, [pc, #20] ; (800cb98 ) 800cb84: 6878 ldr r0, [r7, #4] 800cb86: f7f9 f837 bl 8005bf8 /* We can immediately restart discovery */ dhcp_discover(netif); 800cb8a: 6878 ldr r0, [r7, #4] 800cb8c: f000 fc48 bl 800d420 } 800cb90: bf00 nop 800cb92: 3710 adds r7, #16 800cb94: 46bd mov sp, r7 800cb96: bd80 pop {r7, pc} 800cb98: 08018acc .word 0x08018acc 0800cb9c : * * @param netif the netif under DHCP control */ static void dhcp_check(struct netif *netif) { 800cb9c: b580 push {r7, lr} 800cb9e: b084 sub sp, #16 800cba0: af00 add r7, sp, #0 800cba2: 6078 str r0, [r7, #4] struct dhcp *dhcp = netif_dhcp_data(netif); 800cba4: 687b ldr r3, [r7, #4] 800cba6: 6a5b ldr r3, [r3, #36] ; 0x24 800cba8: 60fb str r3, [r7, #12] err_t result; u16_t msecs; LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("dhcp_check(netif=%p) %c%c\n", (void *)netif, (s16_t)netif->name[0], (s16_t)netif->name[1])); dhcp_set_state(dhcp, DHCP_STATE_CHECKING); 800cbaa: 2108 movs r1, #8 800cbac: 68f8 ldr r0, [r7, #12] 800cbae: f001 f83b bl 800dc28 /* create an ARP query for the offered IP address, expecting that no host responds, as the IP address should not be in use. */ result = etharp_query(netif, &dhcp->offered_ip_addr, NULL); 800cbb2: 68fb ldr r3, [r7, #12] 800cbb4: 331c adds r3, #28 800cbb6: 2200 movs r2, #0 800cbb8: 4619 mov r1, r3 800cbba: 6878 ldr r0, [r7, #4] 800cbbc: f002 fb3c bl 800f238 800cbc0: 4603 mov r3, r0 800cbc2: 72fb strb r3, [r7, #11] if (result != ERR_OK) { LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_WARNING, ("dhcp_check: could not perform ARP query\n")); } if (dhcp->tries < 255) { 800cbc4: 68fb ldr r3, [r7, #12] 800cbc6: 799b ldrb r3, [r3, #6] 800cbc8: 2bff cmp r3, #255 ; 0xff 800cbca: d005 beq.n 800cbd8 dhcp->tries++; 800cbcc: 68fb ldr r3, [r7, #12] 800cbce: 799b ldrb r3, [r3, #6] 800cbd0: 3301 adds r3, #1 800cbd2: b2da uxtb r2, r3 800cbd4: 68fb ldr r3, [r7, #12] 800cbd6: 719a strb r2, [r3, #6] } msecs = 500; 800cbd8: f44f 73fa mov.w r3, #500 ; 0x1f4 800cbdc: 813b strh r3, [r7, #8] dhcp->request_timeout = (u16_t)((msecs + DHCP_FINE_TIMER_MSECS - 1) / DHCP_FINE_TIMER_MSECS); 800cbde: 893b ldrh r3, [r7, #8] 800cbe0: f203 13f3 addw r3, r3, #499 ; 0x1f3 800cbe4: 4a06 ldr r2, [pc, #24] ; (800cc00 ) 800cbe6: fb82 1203 smull r1, r2, r2, r3 800cbea: 1152 asrs r2, r2, #5 800cbec: 17db asrs r3, r3, #31 800cbee: 1ad3 subs r3, r2, r3 800cbf0: b29a uxth r2, r3 800cbf2: 68fb ldr r3, [r7, #12] 800cbf4: 811a strh r2, [r3, #8] LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("dhcp_check(): set request timeout %"U16_F" msecs\n", msecs)); } 800cbf6: bf00 nop 800cbf8: 3710 adds r7, #16 800cbfa: 46bd mov sp, r7 800cbfc: bd80 pop {r7, pc} 800cbfe: bf00 nop 800cc00: 10624dd3 .word 0x10624dd3 0800cc04 : * * @param netif the netif under DHCP control */ static void dhcp_handle_offer(struct netif *netif, struct dhcp_msg *msg_in) { 800cc04: b580 push {r7, lr} 800cc06: b084 sub sp, #16 800cc08: af00 add r7, sp, #0 800cc0a: 6078 str r0, [r7, #4] 800cc0c: 6039 str r1, [r7, #0] struct dhcp *dhcp = netif_dhcp_data(netif); 800cc0e: 687b ldr r3, [r7, #4] 800cc10: 6a5b ldr r3, [r3, #36] ; 0x24 800cc12: 60fb str r3, [r7, #12] LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("dhcp_handle_offer(netif=%p) %c%c%"U16_F"\n", (void *)netif, netif->name[0], netif->name[1], (u16_t)netif->num)); /* obtain the server address */ if (dhcp_option_given(dhcp, DHCP_OPTION_IDX_SERVER_ID)) { 800cc14: 4b0c ldr r3, [pc, #48] ; (800cc48 ) 800cc16: 789b ldrb r3, [r3, #2] 800cc18: 2b00 cmp r3, #0 800cc1a: d011 beq.n 800cc40 dhcp->request_timeout = 0; /* stop timer */ 800cc1c: 68fb ldr r3, [r7, #12] 800cc1e: 2200 movs r2, #0 800cc20: 811a strh r2, [r3, #8] ip_addr_set_ip4_u32(&dhcp->server_ip_addr, lwip_htonl(dhcp_get_option_value(dhcp, DHCP_OPTION_IDX_SERVER_ID))); 800cc22: 4b0a ldr r3, [pc, #40] ; (800cc4c ) 800cc24: 689b ldr r3, [r3, #8] 800cc26: 4618 mov r0, r3 800cc28: f7f8 f971 bl 8004f0e 800cc2c: 4602 mov r2, r0 800cc2e: 68fb ldr r3, [r7, #12] 800cc30: 619a str r2, [r3, #24] LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_STATE, ("dhcp_handle_offer(): server 0x%08"X32_F"\n", ip4_addr_get_u32(ip_2_ip4(&dhcp->server_ip_addr)))); /* remember offered address */ ip4_addr_copy(dhcp->offered_ip_addr, msg_in->yiaddr); 800cc32: 683b ldr r3, [r7, #0] 800cc34: 691a ldr r2, [r3, #16] 800cc36: 68fb ldr r3, [r7, #12] 800cc38: 61da str r2, [r3, #28] LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_STATE, ("dhcp_handle_offer(): offer for 0x%08"X32_F"\n", ip4_addr_get_u32(&dhcp->offered_ip_addr))); dhcp_select(netif); 800cc3a: 6878 ldr r0, [r7, #4] 800cc3c: f000 f808 bl 800cc50 } else { LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_SERIOUS, ("dhcp_handle_offer(netif=%p) did not get server ID!\n", (void *)netif)); } } 800cc40: bf00 nop 800cc42: 3710 adds r7, #16 800cc44: 46bd mov sp, r7 800cc46: bd80 pop {r7, pc} 800cc48: 20009a54 .word 0x20009a54 800cc4c: 20009a34 .word 0x20009a34 0800cc50 : * @param netif the netif under DHCP control * @return lwIP specific error (see error.h) */ static err_t dhcp_select(struct netif *netif) { 800cc50: b5b0 push {r4, r5, r7, lr} 800cc52: b08a sub sp, #40 ; 0x28 800cc54: af02 add r7, sp, #8 800cc56: 6078 str r0, [r7, #4] u16_t msecs; u8_t i; struct pbuf *p_out; u16_t options_out_len; LWIP_ERROR("dhcp_select: netif != NULL", (netif != NULL), return ERR_ARG;); 800cc58: 687b ldr r3, [r7, #4] 800cc5a: 2b00 cmp r3, #0 800cc5c: d109 bne.n 800cc72 800cc5e: 4b71 ldr r3, [pc, #452] ; (800ce24 ) 800cc60: f240 1277 movw r2, #375 ; 0x177 800cc64: 4970 ldr r1, [pc, #448] ; (800ce28 ) 800cc66: 4871 ldr r0, [pc, #452] ; (800ce2c ) 800cc68: f004 fa1e bl 80110a8 800cc6c: f06f 030f mvn.w r3, #15 800cc70: e0d3 b.n 800ce1a dhcp = netif_dhcp_data(netif); 800cc72: 687b ldr r3, [r7, #4] 800cc74: 6a5b ldr r3, [r3, #36] ; 0x24 800cc76: 61bb str r3, [r7, #24] LWIP_ERROR("dhcp_select: dhcp != NULL", (dhcp != NULL), return ERR_VAL;); 800cc78: 69bb ldr r3, [r7, #24] 800cc7a: 2b00 cmp r3, #0 800cc7c: d109 bne.n 800cc92 800cc7e: 4b69 ldr r3, [pc, #420] ; (800ce24 ) 800cc80: f240 1279 movw r2, #377 ; 0x179 800cc84: 496a ldr r1, [pc, #424] ; (800ce30 ) 800cc86: 4869 ldr r0, [pc, #420] ; (800ce2c ) 800cc88: f004 fa0e bl 80110a8 800cc8c: f06f 0305 mvn.w r3, #5 800cc90: e0c3 b.n 800ce1a LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("dhcp_select(netif=%p) %c%c%"U16_F"\n", (void *)netif, netif->name[0], netif->name[1], (u16_t)netif->num)); dhcp_set_state(dhcp, DHCP_STATE_REQUESTING); 800cc92: 2101 movs r1, #1 800cc94: 69b8 ldr r0, [r7, #24] 800cc96: f000 ffc7 bl 800dc28 /* create and initialize the DHCP message header */ p_out = dhcp_create_msg(netif, dhcp, DHCP_REQUEST, &options_out_len); 800cc9a: f107 030c add.w r3, r7, #12 800cc9e: 2203 movs r2, #3 800cca0: 69b9 ldr r1, [r7, #24] 800cca2: 6878 ldr r0, [r7, #4] 800cca4: f001 fc4c bl 800e540 800cca8: 6178 str r0, [r7, #20] if (p_out != NULL) { 800ccaa: 697b ldr r3, [r7, #20] 800ccac: 2b00 cmp r3, #0 800ccae: f000 8085 beq.w 800cdbc struct dhcp_msg *msg_out = (struct dhcp_msg *)p_out->payload; 800ccb2: 697b ldr r3, [r7, #20] 800ccb4: 685b ldr r3, [r3, #4] 800ccb6: 613b str r3, [r7, #16] options_out_len = dhcp_option(options_out_len, msg_out->options, DHCP_OPTION_MAX_MSG_SIZE, DHCP_OPTION_MAX_MSG_SIZE_LEN); 800ccb8: 89b8 ldrh r0, [r7, #12] 800ccba: 693b ldr r3, [r7, #16] 800ccbc: f103 01f0 add.w r1, r3, #240 ; 0xf0 800ccc0: 2302 movs r3, #2 800ccc2: 2239 movs r2, #57 ; 0x39 800ccc4: f000 ffca bl 800dc5c 800ccc8: 4603 mov r3, r0 800ccca: 81bb strh r3, [r7, #12] options_out_len = dhcp_option_short(options_out_len, msg_out->options, DHCP_MAX_MSG_LEN(netif)); 800cccc: 89b8 ldrh r0, [r7, #12] 800ccce: 693b ldr r3, [r7, #16] 800ccd0: f103 01f0 add.w r1, r3, #240 ; 0xf0 800ccd4: 687b ldr r3, [r7, #4] 800ccd6: 8d1b ldrh r3, [r3, #40] ; 0x28 800ccd8: 461a mov r2, r3 800ccda: f001 f819 bl 800dd10 800ccde: 4603 mov r3, r0 800cce0: 81bb strh r3, [r7, #12] /* MUST request the offered IP address */ options_out_len = dhcp_option(options_out_len, msg_out->options, DHCP_OPTION_REQUESTED_IP, 4); 800cce2: 89b8 ldrh r0, [r7, #12] 800cce4: 693b ldr r3, [r7, #16] 800cce6: f103 01f0 add.w r1, r3, #240 ; 0xf0 800ccea: 2304 movs r3, #4 800ccec: 2232 movs r2, #50 ; 0x32 800ccee: f000 ffb5 bl 800dc5c 800ccf2: 4603 mov r3, r0 800ccf4: 81bb strh r3, [r7, #12] options_out_len = dhcp_option_long(options_out_len, msg_out->options, lwip_ntohl(ip4_addr_get_u32(&dhcp->offered_ip_addr))); 800ccf6: 89bc ldrh r4, [r7, #12] 800ccf8: 693b ldr r3, [r7, #16] 800ccfa: f103 05f0 add.w r5, r3, #240 ; 0xf0 800ccfe: 69bb ldr r3, [r7, #24] 800cd00: 69db ldr r3, [r3, #28] 800cd02: 4618 mov r0, r3 800cd04: f7f8 f903 bl 8004f0e 800cd08: 4603 mov r3, r0 800cd0a: 461a mov r2, r3 800cd0c: 4629 mov r1, r5 800cd0e: 4620 mov r0, r4 800cd10: f001 f830 bl 800dd74 800cd14: 4603 mov r3, r0 800cd16: 81bb strh r3, [r7, #12] options_out_len = dhcp_option(options_out_len, msg_out->options, DHCP_OPTION_SERVER_ID, 4); 800cd18: 89b8 ldrh r0, [r7, #12] 800cd1a: 693b ldr r3, [r7, #16] 800cd1c: f103 01f0 add.w r1, r3, #240 ; 0xf0 800cd20: 2304 movs r3, #4 800cd22: 2236 movs r2, #54 ; 0x36 800cd24: f000 ff9a bl 800dc5c 800cd28: 4603 mov r3, r0 800cd2a: 81bb strh r3, [r7, #12] options_out_len = dhcp_option_long(options_out_len, msg_out->options, lwip_ntohl(ip4_addr_get_u32(ip_2_ip4(&dhcp->server_ip_addr)))); 800cd2c: 89bc ldrh r4, [r7, #12] 800cd2e: 693b ldr r3, [r7, #16] 800cd30: f103 05f0 add.w r5, r3, #240 ; 0xf0 800cd34: 69bb ldr r3, [r7, #24] 800cd36: 699b ldr r3, [r3, #24] 800cd38: 4618 mov r0, r3 800cd3a: f7f8 f8e8 bl 8004f0e 800cd3e: 4603 mov r3, r0 800cd40: 461a mov r2, r3 800cd42: 4629 mov r1, r5 800cd44: 4620 mov r0, r4 800cd46: f001 f815 bl 800dd74 800cd4a: 4603 mov r3, r0 800cd4c: 81bb strh r3, [r7, #12] options_out_len = dhcp_option(options_out_len, msg_out->options, DHCP_OPTION_PARAMETER_REQUEST_LIST, LWIP_ARRAYSIZE(dhcp_discover_request_options)); 800cd4e: 89b8 ldrh r0, [r7, #12] 800cd50: 693b ldr r3, [r7, #16] 800cd52: f103 01f0 add.w r1, r3, #240 ; 0xf0 800cd56: 2303 movs r3, #3 800cd58: 2237 movs r2, #55 ; 0x37 800cd5a: f000 ff7f bl 800dc5c 800cd5e: 4603 mov r3, r0 800cd60: 81bb strh r3, [r7, #12] for (i = 0; i < LWIP_ARRAYSIZE(dhcp_discover_request_options); i++) { 800cd62: 2300 movs r3, #0 800cd64: 77bb strb r3, [r7, #30] 800cd66: e00e b.n 800cd86 options_out_len = dhcp_option_byte(options_out_len, msg_out->options, dhcp_discover_request_options[i]); 800cd68: 89b8 ldrh r0, [r7, #12] 800cd6a: 693b ldr r3, [r7, #16] 800cd6c: f103 01f0 add.w r1, r3, #240 ; 0xf0 800cd70: 7fbb ldrb r3, [r7, #30] 800cd72: 4a30 ldr r2, [pc, #192] ; (800ce34 ) 800cd74: 5cd3 ldrb r3, [r2, r3] 800cd76: 461a mov r2, r3 800cd78: f000 ffa4 bl 800dcc4 800cd7c: 4603 mov r3, r0 800cd7e: 81bb strh r3, [r7, #12] for (i = 0; i < LWIP_ARRAYSIZE(dhcp_discover_request_options); i++) { 800cd80: 7fbb ldrb r3, [r7, #30] 800cd82: 3301 adds r3, #1 800cd84: 77bb strb r3, [r7, #30] 800cd86: 7fbb ldrb r3, [r7, #30] 800cd88: 2b02 cmp r3, #2 800cd8a: d9ed bls.n 800cd68 #if LWIP_NETIF_HOSTNAME options_out_len = dhcp_option_hostname(options_out_len, msg_out->options, netif); #endif /* LWIP_NETIF_HOSTNAME */ LWIP_HOOK_DHCP_APPEND_OPTIONS(netif, dhcp, DHCP_STATE_REQUESTING, msg_out, DHCP_REQUEST, &options_out_len); dhcp_option_trailer(options_out_len, msg_out->options, p_out); 800cd8c: 89b8 ldrh r0, [r7, #12] 800cd8e: 693b ldr r3, [r7, #16] 800cd90: 33f0 adds r3, #240 ; 0xf0 800cd92: 697a ldr r2, [r7, #20] 800cd94: 4619 mov r1, r3 800cd96: f001 fca9 bl 800e6ec /* send broadcast to any DHCP server */ result = udp_sendto_if_src(dhcp_pcb, p_out, IP_ADDR_BROADCAST, LWIP_IANA_PORT_DHCP_SERVER, netif, IP4_ADDR_ANY); 800cd9a: 4b27 ldr r3, [pc, #156] ; (800ce38 ) 800cd9c: 6818 ldr r0, [r3, #0] 800cd9e: 4b27 ldr r3, [pc, #156] ; (800ce3c ) 800cda0: 9301 str r3, [sp, #4] 800cda2: 687b ldr r3, [r7, #4] 800cda4: 9300 str r3, [sp, #0] 800cda6: 2343 movs r3, #67 ; 0x43 800cda8: 4a25 ldr r2, [pc, #148] ; (800ce40 ) 800cdaa: 6979 ldr r1, [r7, #20] 800cdac: f7ff fbda bl 800c564 800cdb0: 4603 mov r3, r0 800cdb2: 77fb strb r3, [r7, #31] pbuf_free(p_out); 800cdb4: 6978 ldr r0, [r7, #20] 800cdb6: f7f9 fbff bl 80065b8 800cdba: e001 b.n 800cdc0 LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("dhcp_select: REQUESTING\n")); } else { LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_WARNING, ("dhcp_select: could not allocate DHCP request\n")); result = ERR_MEM; 800cdbc: 23ff movs r3, #255 ; 0xff 800cdbe: 77fb strb r3, [r7, #31] } if (dhcp->tries < 255) { 800cdc0: 69bb ldr r3, [r7, #24] 800cdc2: 799b ldrb r3, [r3, #6] 800cdc4: 2bff cmp r3, #255 ; 0xff 800cdc6: d005 beq.n 800cdd4 dhcp->tries++; 800cdc8: 69bb ldr r3, [r7, #24] 800cdca: 799b ldrb r3, [r3, #6] 800cdcc: 3301 adds r3, #1 800cdce: b2da uxtb r2, r3 800cdd0: 69bb ldr r3, [r7, #24] 800cdd2: 719a strb r2, [r3, #6] } msecs = (u16_t)((dhcp->tries < 6 ? 1 << dhcp->tries : 60) * 1000); 800cdd4: 69bb ldr r3, [r7, #24] 800cdd6: 799b ldrb r3, [r3, #6] 800cdd8: 2b05 cmp r3, #5 800cdda: d80d bhi.n 800cdf8 800cddc: 69bb ldr r3, [r7, #24] 800cdde: 799b ldrb r3, [r3, #6] 800cde0: 461a mov r2, r3 800cde2: 2301 movs r3, #1 800cde4: 4093 lsls r3, r2 800cde6: b29b uxth r3, r3 800cde8: 461a mov r2, r3 800cdea: 0152 lsls r2, r2, #5 800cdec: 1ad2 subs r2, r2, r3 800cdee: 0092 lsls r2, r2, #2 800cdf0: 4413 add r3, r2 800cdf2: 00db lsls r3, r3, #3 800cdf4: b29b uxth r3, r3 800cdf6: e001 b.n 800cdfc 800cdf8: f64e 2360 movw r3, #60000 ; 0xea60 800cdfc: 81fb strh r3, [r7, #14] dhcp->request_timeout = (u16_t)((msecs + DHCP_FINE_TIMER_MSECS - 1) / DHCP_FINE_TIMER_MSECS); 800cdfe: 89fb ldrh r3, [r7, #14] 800ce00: f203 13f3 addw r3, r3, #499 ; 0x1f3 800ce04: 4a0f ldr r2, [pc, #60] ; (800ce44 ) 800ce06: fb82 1203 smull r1, r2, r2, r3 800ce0a: 1152 asrs r2, r2, #5 800ce0c: 17db asrs r3, r3, #31 800ce0e: 1ad3 subs r3, r2, r3 800ce10: b29a uxth r2, r3 800ce12: 69bb ldr r3, [r7, #24] 800ce14: 811a strh r2, [r3, #8] LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_STATE, ("dhcp_select(): set request timeout %"U16_F" msecs\n", msecs)); return result; 800ce16: f997 301f ldrsb.w r3, [r7, #31] } 800ce1a: 4618 mov r0, r3 800ce1c: 3720 adds r7, #32 800ce1e: 46bd mov sp, r7 800ce20: bdb0 pop {r4, r5, r7, pc} 800ce22: bf00 nop 800ce24: 08017efc .word 0x08017efc 800ce28: 08017fa8 .word 0x08017fa8 800ce2c: 08017f5c .word 0x08017f5c 800ce30: 08017fc4 .word 0x08017fc4 800ce34: 2000002c .word 0x2000002c 800ce38: 20009a5c .word 0x20009a5c 800ce3c: 08018acc .word 0x08018acc 800ce40: 08018ad0 .word 0x08018ad0 800ce44: 10624dd3 .word 0x10624dd3 0800ce48 : * The DHCP timer that checks for lease renewal/rebind timeouts. * Must be called once a minute (see @ref DHCP_COARSE_TIMER_SECS). */ void dhcp_coarse_tmr(void) { 800ce48: b580 push {r7, lr} 800ce4a: b082 sub sp, #8 800ce4c: af00 add r7, sp, #0 struct netif *netif; LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("dhcp_coarse_tmr()\n")); /* iterate through all network interfaces */ NETIF_FOREACH(netif) { 800ce4e: 4b27 ldr r3, [pc, #156] ; (800ceec ) 800ce50: 681b ldr r3, [r3, #0] 800ce52: 607b str r3, [r7, #4] 800ce54: e042 b.n 800cedc /* only act on DHCP configured interfaces */ struct dhcp *dhcp = netif_dhcp_data(netif); 800ce56: 687b ldr r3, [r7, #4] 800ce58: 6a5b ldr r3, [r3, #36] ; 0x24 800ce5a: 603b str r3, [r7, #0] if ((dhcp != NULL) && (dhcp->state != DHCP_STATE_OFF)) { 800ce5c: 683b ldr r3, [r7, #0] 800ce5e: 2b00 cmp r3, #0 800ce60: d039 beq.n 800ced6 800ce62: 683b ldr r3, [r7, #0] 800ce64: 795b ldrb r3, [r3, #5] 800ce66: 2b00 cmp r3, #0 800ce68: d035 beq.n 800ced6 /* compare lease time to expire timeout */ if (dhcp->t0_timeout && (++dhcp->lease_used == dhcp->t0_timeout)) { 800ce6a: 683b ldr r3, [r7, #0] 800ce6c: 8a9b ldrh r3, [r3, #20] 800ce6e: 2b00 cmp r3, #0 800ce70: d012 beq.n 800ce98 800ce72: 683b ldr r3, [r7, #0] 800ce74: 8a5b ldrh r3, [r3, #18] 800ce76: 3301 adds r3, #1 800ce78: b29a uxth r2, r3 800ce7a: 683b ldr r3, [r7, #0] 800ce7c: 825a strh r2, [r3, #18] 800ce7e: 683b ldr r3, [r7, #0] 800ce80: 8a5a ldrh r2, [r3, #18] 800ce82: 683b ldr r3, [r7, #0] 800ce84: 8a9b ldrh r3, [r3, #20] 800ce86: 429a cmp r2, r3 800ce88: d106 bne.n 800ce98 LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("dhcp_coarse_tmr(): t0 timeout\n")); /* this clients' lease time has expired */ dhcp_release_and_stop(netif); 800ce8a: 6878 ldr r0, [r7, #4] 800ce8c: f000 fe32 bl 800daf4 dhcp_start(netif); 800ce90: 6878 ldr r0, [r7, #4] 800ce92: f000 f969 bl 800d168 800ce96: e01e b.n 800ced6 /* timer is active (non zero), and triggers (zeroes) now? */ } else if (dhcp->t2_rebind_time && (dhcp->t2_rebind_time-- == 1)) { 800ce98: 683b ldr r3, [r7, #0] 800ce9a: 8a1b ldrh r3, [r3, #16] 800ce9c: 2b00 cmp r3, #0 800ce9e: d00b beq.n 800ceb8 800cea0: 683b ldr r3, [r7, #0] 800cea2: 8a1b ldrh r3, [r3, #16] 800cea4: 1e5a subs r2, r3, #1 800cea6: b291 uxth r1, r2 800cea8: 683a ldr r2, [r7, #0] 800ceaa: 8211 strh r1, [r2, #16] 800ceac: 2b01 cmp r3, #1 800ceae: d103 bne.n 800ceb8 LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("dhcp_coarse_tmr(): t2 timeout\n")); /* this clients' rebind timeout triggered */ dhcp_t2_timeout(netif); 800ceb0: 6878 ldr r0, [r7, #4] 800ceb2: f000 f8c6 bl 800d042 800ceb6: e00e b.n 800ced6 /* timer is active (non zero), and triggers (zeroes) now */ } else if (dhcp->t1_renew_time && (dhcp->t1_renew_time-- == 1)) { 800ceb8: 683b ldr r3, [r7, #0] 800ceba: 89db ldrh r3, [r3, #14] 800cebc: 2b00 cmp r3, #0 800cebe: d00a beq.n 800ced6 800cec0: 683b ldr r3, [r7, #0] 800cec2: 89db ldrh r3, [r3, #14] 800cec4: 1e5a subs r2, r3, #1 800cec6: b291 uxth r1, r2 800cec8: 683a ldr r2, [r7, #0] 800ceca: 81d1 strh r1, [r2, #14] 800cecc: 2b01 cmp r3, #1 800cece: d102 bne.n 800ced6 LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("dhcp_coarse_tmr(): t1 timeout\n")); /* this clients' renewal timeout triggered */ dhcp_t1_timeout(netif); 800ced0: 6878 ldr r0, [r7, #4] 800ced2: f000 f888 bl 800cfe6 NETIF_FOREACH(netif) { 800ced6: 687b ldr r3, [r7, #4] 800ced8: 681b ldr r3, [r3, #0] 800ceda: 607b str r3, [r7, #4] 800cedc: 687b ldr r3, [r7, #4] 800cede: 2b00 cmp r3, #0 800cee0: d1b9 bne.n 800ce56 } } } } 800cee2: bf00 nop 800cee4: bf00 nop 800cee6: 3708 adds r7, #8 800cee8: 46bd mov sp, r7 800ceea: bd80 pop {r7, pc} 800ceec: 200099c8 .word 0x200099c8 0800cef0 : * A DHCP server is expected to respond within a short period of time. * This timer checks whether an outstanding DHCP request is timed out. */ void dhcp_fine_tmr(void) { 800cef0: b580 push {r7, lr} 800cef2: b082 sub sp, #8 800cef4: af00 add r7, sp, #0 struct netif *netif; /* loop through netif's */ NETIF_FOREACH(netif) { 800cef6: 4b16 ldr r3, [pc, #88] ; (800cf50 ) 800cef8: 681b ldr r3, [r3, #0] 800cefa: 607b str r3, [r7, #4] 800cefc: e020 b.n 800cf40 struct dhcp *dhcp = netif_dhcp_data(netif); 800cefe: 687b ldr r3, [r7, #4] 800cf00: 6a5b ldr r3, [r3, #36] ; 0x24 800cf02: 603b str r3, [r7, #0] /* only act on DHCP configured interfaces */ if (dhcp != NULL) { 800cf04: 683b ldr r3, [r7, #0] 800cf06: 2b00 cmp r3, #0 800cf08: d017 beq.n 800cf3a /* timer is active (non zero), and is about to trigger now */ if (dhcp->request_timeout > 1) { 800cf0a: 683b ldr r3, [r7, #0] 800cf0c: 891b ldrh r3, [r3, #8] 800cf0e: 2b01 cmp r3, #1 800cf10: d906 bls.n 800cf20 dhcp->request_timeout--; 800cf12: 683b ldr r3, [r7, #0] 800cf14: 891b ldrh r3, [r3, #8] 800cf16: 3b01 subs r3, #1 800cf18: b29a uxth r2, r3 800cf1a: 683b ldr r3, [r7, #0] 800cf1c: 811a strh r2, [r3, #8] 800cf1e: e00c b.n 800cf3a } else if (dhcp->request_timeout == 1) { 800cf20: 683b ldr r3, [r7, #0] 800cf22: 891b ldrh r3, [r3, #8] 800cf24: 2b01 cmp r3, #1 800cf26: d108 bne.n 800cf3a dhcp->request_timeout--; 800cf28: 683b ldr r3, [r7, #0] 800cf2a: 891b ldrh r3, [r3, #8] 800cf2c: 3b01 subs r3, #1 800cf2e: b29a uxth r2, r3 800cf30: 683b ldr r3, [r7, #0] 800cf32: 811a strh r2, [r3, #8] /* { dhcp->request_timeout == 0 } */ LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("dhcp_fine_tmr(): request timeout\n")); /* this client's request timeout triggered */ dhcp_timeout(netif); 800cf34: 6878 ldr r0, [r7, #4] 800cf36: f000 f80d bl 800cf54 NETIF_FOREACH(netif) { 800cf3a: 687b ldr r3, [r7, #4] 800cf3c: 681b ldr r3, [r3, #0] 800cf3e: 607b str r3, [r7, #4] 800cf40: 687b ldr r3, [r7, #4] 800cf42: 2b00 cmp r3, #0 800cf44: d1db bne.n 800cefe } } } } 800cf46: bf00 nop 800cf48: bf00 nop 800cf4a: 3708 adds r7, #8 800cf4c: 46bd mov sp, r7 800cf4e: bd80 pop {r7, pc} 800cf50: 200099c8 .word 0x200099c8 0800cf54 : * * @param netif the netif under DHCP control */ static void dhcp_timeout(struct netif *netif) { 800cf54: b580 push {r7, lr} 800cf56: b084 sub sp, #16 800cf58: af00 add r7, sp, #0 800cf5a: 6078 str r0, [r7, #4] struct dhcp *dhcp = netif_dhcp_data(netif); 800cf5c: 687b ldr r3, [r7, #4] 800cf5e: 6a5b ldr r3, [r3, #36] ; 0x24 800cf60: 60fb str r3, [r7, #12] LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("dhcp_timeout()\n")); /* back-off period has passed, or server selection timed out */ if ((dhcp->state == DHCP_STATE_BACKING_OFF) || (dhcp->state == DHCP_STATE_SELECTING)) { 800cf62: 68fb ldr r3, [r7, #12] 800cf64: 795b ldrb r3, [r3, #5] 800cf66: 2b0c cmp r3, #12 800cf68: d003 beq.n 800cf72 800cf6a: 68fb ldr r3, [r7, #12] 800cf6c: 795b ldrb r3, [r3, #5] 800cf6e: 2b06 cmp r3, #6 800cf70: d103 bne.n 800cf7a LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("dhcp_timeout(): restarting discovery\n")); dhcp_discover(netif); 800cf72: 6878 ldr r0, [r7, #4] 800cf74: f000 fa54 bl 800d420 dhcp_reboot(netif); } else { dhcp_discover(netif); } } } 800cf78: e031 b.n 800cfde } else if (dhcp->state == DHCP_STATE_REQUESTING) { 800cf7a: 68fb ldr r3, [r7, #12] 800cf7c: 795b ldrb r3, [r3, #5] 800cf7e: 2b01 cmp r3, #1 800cf80: d10e bne.n 800cfa0 if (dhcp->tries <= 5) { 800cf82: 68fb ldr r3, [r7, #12] 800cf84: 799b ldrb r3, [r3, #6] 800cf86: 2b05 cmp r3, #5 800cf88: d803 bhi.n 800cf92 dhcp_select(netif); 800cf8a: 6878 ldr r0, [r7, #4] 800cf8c: f7ff fe60 bl 800cc50 } 800cf90: e025 b.n 800cfde dhcp_release_and_stop(netif); 800cf92: 6878 ldr r0, [r7, #4] 800cf94: f000 fdae bl 800daf4 dhcp_start(netif); 800cf98: 6878 ldr r0, [r7, #4] 800cf9a: f000 f8e5 bl 800d168 } 800cf9e: e01e b.n 800cfde } else if (dhcp->state == DHCP_STATE_CHECKING) { 800cfa0: 68fb ldr r3, [r7, #12] 800cfa2: 795b ldrb r3, [r3, #5] 800cfa4: 2b08 cmp r3, #8 800cfa6: d10b bne.n 800cfc0 if (dhcp->tries <= 1) { 800cfa8: 68fb ldr r3, [r7, #12] 800cfaa: 799b ldrb r3, [r3, #6] 800cfac: 2b01 cmp r3, #1 800cfae: d803 bhi.n 800cfb8 dhcp_check(netif); 800cfb0: 6878 ldr r0, [r7, #4] 800cfb2: f7ff fdf3 bl 800cb9c } 800cfb6: e012 b.n 800cfde dhcp_bind(netif); 800cfb8: 6878 ldr r0, [r7, #4] 800cfba: f000 fad3 bl 800d564 } 800cfbe: e00e b.n 800cfde } else if (dhcp->state == DHCP_STATE_REBOOTING) { 800cfc0: 68fb ldr r3, [r7, #12] 800cfc2: 795b ldrb r3, [r3, #5] 800cfc4: 2b03 cmp r3, #3 800cfc6: d10a bne.n 800cfde if (dhcp->tries < REBOOT_TRIES) { 800cfc8: 68fb ldr r3, [r7, #12] 800cfca: 799b ldrb r3, [r3, #6] 800cfcc: 2b01 cmp r3, #1 800cfce: d803 bhi.n 800cfd8 dhcp_reboot(netif); 800cfd0: 6878 ldr r0, [r7, #4] 800cfd2: f000 fcd9 bl 800d988 } 800cfd6: e002 b.n 800cfde dhcp_discover(netif); 800cfd8: 6878 ldr r0, [r7, #4] 800cfda: f000 fa21 bl 800d420 } 800cfde: bf00 nop 800cfe0: 3710 adds r7, #16 800cfe2: 46bd mov sp, r7 800cfe4: bd80 pop {r7, pc} 0800cfe6 : * * @param netif the netif under DHCP control */ static void dhcp_t1_timeout(struct netif *netif) { 800cfe6: b580 push {r7, lr} 800cfe8: b084 sub sp, #16 800cfea: af00 add r7, sp, #0 800cfec: 6078 str r0, [r7, #4] struct dhcp *dhcp = netif_dhcp_data(netif); 800cfee: 687b ldr r3, [r7, #4] 800cff0: 6a5b ldr r3, [r3, #36] ; 0x24 800cff2: 60fb str r3, [r7, #12] LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_STATE, ("dhcp_t1_timeout()\n")); if ((dhcp->state == DHCP_STATE_REQUESTING) || (dhcp->state == DHCP_STATE_BOUND) || 800cff4: 68fb ldr r3, [r7, #12] 800cff6: 795b ldrb r3, [r3, #5] 800cff8: 2b01 cmp r3, #1 800cffa: d007 beq.n 800d00c 800cffc: 68fb ldr r3, [r7, #12] 800cffe: 795b ldrb r3, [r3, #5] 800d000: 2b0a cmp r3, #10 800d002: d003 beq.n 800d00c (dhcp->state == DHCP_STATE_RENEWING)) { 800d004: 68fb ldr r3, [r7, #12] 800d006: 795b ldrb r3, [r3, #5] if ((dhcp->state == DHCP_STATE_REQUESTING) || (dhcp->state == DHCP_STATE_BOUND) || 800d008: 2b05 cmp r3, #5 800d00a: d116 bne.n 800d03a * eventually time-out if renew tries fail. */ LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("dhcp_t1_timeout(): must renew\n")); /* This slightly different to RFC2131: DHCPREQUEST will be sent from state DHCP_STATE_RENEWING, not DHCP_STATE_BOUND */ dhcp_renew(netif); 800d00c: 6878 ldr r0, [r7, #4] 800d00e: f000 fb83 bl 800d718 /* Calculate next timeout */ if (((dhcp->t2_timeout - dhcp->lease_used) / 2) >= ((60 + DHCP_COARSE_TIMER_SECS / 2) / DHCP_COARSE_TIMER_SECS)) { 800d012: 68fb ldr r3, [r7, #12] 800d014: 899b ldrh r3, [r3, #12] 800d016: 461a mov r2, r3 800d018: 68fb ldr r3, [r7, #12] 800d01a: 8a5b ldrh r3, [r3, #18] 800d01c: 1ad3 subs r3, r2, r3 800d01e: 2b01 cmp r3, #1 800d020: dd0b ble.n 800d03a dhcp->t1_renew_time = (u16_t)((dhcp->t2_timeout - dhcp->lease_used) / 2); 800d022: 68fb ldr r3, [r7, #12] 800d024: 899b ldrh r3, [r3, #12] 800d026: 461a mov r2, r3 800d028: 68fb ldr r3, [r7, #12] 800d02a: 8a5b ldrh r3, [r3, #18] 800d02c: 1ad3 subs r3, r2, r3 800d02e: 0fda lsrs r2, r3, #31 800d030: 4413 add r3, r2 800d032: 105b asrs r3, r3, #1 800d034: b29a uxth r2, r3 800d036: 68fb ldr r3, [r7, #12] 800d038: 81da strh r2, [r3, #14] } } } 800d03a: bf00 nop 800d03c: 3710 adds r7, #16 800d03e: 46bd mov sp, r7 800d040: bd80 pop {r7, pc} 0800d042 : * * @param netif the netif under DHCP control */ static void dhcp_t2_timeout(struct netif *netif) { 800d042: b580 push {r7, lr} 800d044: b084 sub sp, #16 800d046: af00 add r7, sp, #0 800d048: 6078 str r0, [r7, #4] struct dhcp *dhcp = netif_dhcp_data(netif); 800d04a: 687b ldr r3, [r7, #4] 800d04c: 6a5b ldr r3, [r3, #36] ; 0x24 800d04e: 60fb str r3, [r7, #12] LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("dhcp_t2_timeout()\n")); if ((dhcp->state == DHCP_STATE_REQUESTING) || (dhcp->state == DHCP_STATE_BOUND) || 800d050: 68fb ldr r3, [r7, #12] 800d052: 795b ldrb r3, [r3, #5] 800d054: 2b01 cmp r3, #1 800d056: d00b beq.n 800d070 800d058: 68fb ldr r3, [r7, #12] 800d05a: 795b ldrb r3, [r3, #5] 800d05c: 2b0a cmp r3, #10 800d05e: d007 beq.n 800d070 (dhcp->state == DHCP_STATE_RENEWING) || (dhcp->state == DHCP_STATE_REBINDING)) { 800d060: 68fb ldr r3, [r7, #12] 800d062: 795b ldrb r3, [r3, #5] if ((dhcp->state == DHCP_STATE_REQUESTING) || (dhcp->state == DHCP_STATE_BOUND) || 800d064: 2b05 cmp r3, #5 800d066: d003 beq.n 800d070 (dhcp->state == DHCP_STATE_RENEWING) || (dhcp->state == DHCP_STATE_REBINDING)) { 800d068: 68fb ldr r3, [r7, #12] 800d06a: 795b ldrb r3, [r3, #5] 800d06c: 2b04 cmp r3, #4 800d06e: d116 bne.n 800d09e /* just retry to rebind */ LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("dhcp_t2_timeout(): must rebind\n")); /* This slightly different to RFC2131: DHCPREQUEST will be sent from state DHCP_STATE_REBINDING, not DHCP_STATE_BOUND */ dhcp_rebind(netif); 800d070: 6878 ldr r0, [r7, #4] 800d072: f000 fbed bl 800d850 /* Calculate next timeout */ if (((dhcp->t0_timeout - dhcp->lease_used) / 2) >= ((60 + DHCP_COARSE_TIMER_SECS / 2) / DHCP_COARSE_TIMER_SECS)) { 800d076: 68fb ldr r3, [r7, #12] 800d078: 8a9b ldrh r3, [r3, #20] 800d07a: 461a mov r2, r3 800d07c: 68fb ldr r3, [r7, #12] 800d07e: 8a5b ldrh r3, [r3, #18] 800d080: 1ad3 subs r3, r2, r3 800d082: 2b01 cmp r3, #1 800d084: dd0b ble.n 800d09e dhcp->t2_rebind_time = (u16_t)((dhcp->t0_timeout - dhcp->lease_used) / 2); 800d086: 68fb ldr r3, [r7, #12] 800d088: 8a9b ldrh r3, [r3, #20] 800d08a: 461a mov r2, r3 800d08c: 68fb ldr r3, [r7, #12] 800d08e: 8a5b ldrh r3, [r3, #18] 800d090: 1ad3 subs r3, r2, r3 800d092: 0fda lsrs r2, r3, #31 800d094: 4413 add r3, r2 800d096: 105b asrs r3, r3, #1 800d098: b29a uxth r2, r3 800d09a: 68fb ldr r3, [r7, #12] 800d09c: 821a strh r2, [r3, #16] } } } 800d09e: bf00 nop 800d0a0: 3710 adds r7, #16 800d0a2: 46bd mov sp, r7 800d0a4: bd80 pop {r7, pc} ... 0800d0a8 : * * @param netif the netif under DHCP control */ static void dhcp_handle_ack(struct netif *netif, struct dhcp_msg *msg_in) { 800d0a8: b580 push {r7, lr} 800d0aa: b084 sub sp, #16 800d0ac: af00 add r7, sp, #0 800d0ae: 6078 str r0, [r7, #4] 800d0b0: 6039 str r1, [r7, #0] struct dhcp *dhcp = netif_dhcp_data(netif); 800d0b2: 687b ldr r3, [r7, #4] 800d0b4: 6a5b ldr r3, [r3, #36] ; 0x24 800d0b6: 60fb str r3, [r7, #12] #if LWIP_DHCP_GET_NTP_SRV ip4_addr_t ntp_server_addrs[LWIP_DHCP_MAX_NTP_SERVERS]; #endif /* clear options we might not get from the ACK */ ip4_addr_set_zero(&dhcp->offered_sn_mask); 800d0b8: 68fb ldr r3, [r7, #12] 800d0ba: 2200 movs r2, #0 800d0bc: 621a str r2, [r3, #32] ip4_addr_set_zero(&dhcp->offered_gw_addr); 800d0be: 68fb ldr r3, [r7, #12] 800d0c0: 2200 movs r2, #0 800d0c2: 625a str r2, [r3, #36] ; 0x24 #if LWIP_DHCP_BOOTP_FILE ip4_addr_set_zero(&dhcp->offered_si_addr); #endif /* LWIP_DHCP_BOOTP_FILE */ /* lease time given? */ if (dhcp_option_given(dhcp, DHCP_OPTION_IDX_LEASE_TIME)) { 800d0c4: 4b26 ldr r3, [pc, #152] ; (800d160 ) 800d0c6: 78db ldrb r3, [r3, #3] 800d0c8: 2b00 cmp r3, #0 800d0ca: d003 beq.n 800d0d4 /* remember offered lease time */ dhcp->offered_t0_lease = dhcp_get_option_value(dhcp, DHCP_OPTION_IDX_LEASE_TIME); 800d0cc: 4b25 ldr r3, [pc, #148] ; (800d164 ) 800d0ce: 68da ldr r2, [r3, #12] 800d0d0: 68fb ldr r3, [r7, #12] 800d0d2: 629a str r2, [r3, #40] ; 0x28 } /* renewal period given? */ if (dhcp_option_given(dhcp, DHCP_OPTION_IDX_T1)) { 800d0d4: 4b22 ldr r3, [pc, #136] ; (800d160 ) 800d0d6: 791b ldrb r3, [r3, #4] 800d0d8: 2b00 cmp r3, #0 800d0da: d004 beq.n 800d0e6 /* remember given renewal period */ dhcp->offered_t1_renew = dhcp_get_option_value(dhcp, DHCP_OPTION_IDX_T1); 800d0dc: 4b21 ldr r3, [pc, #132] ; (800d164 ) 800d0de: 691a ldr r2, [r3, #16] 800d0e0: 68fb ldr r3, [r7, #12] 800d0e2: 62da str r2, [r3, #44] ; 0x2c 800d0e4: e004 b.n 800d0f0 } else { /* calculate safe periods for renewal */ dhcp->offered_t1_renew = dhcp->offered_t0_lease / 2; 800d0e6: 68fb ldr r3, [r7, #12] 800d0e8: 6a9b ldr r3, [r3, #40] ; 0x28 800d0ea: 085a lsrs r2, r3, #1 800d0ec: 68fb ldr r3, [r7, #12] 800d0ee: 62da str r2, [r3, #44] ; 0x2c } /* renewal period given? */ if (dhcp_option_given(dhcp, DHCP_OPTION_IDX_T2)) { 800d0f0: 4b1b ldr r3, [pc, #108] ; (800d160 ) 800d0f2: 795b ldrb r3, [r3, #5] 800d0f4: 2b00 cmp r3, #0 800d0f6: d004 beq.n 800d102 /* remember given rebind period */ dhcp->offered_t2_rebind = dhcp_get_option_value(dhcp, DHCP_OPTION_IDX_T2); 800d0f8: 4b1a ldr r3, [pc, #104] ; (800d164 ) 800d0fa: 695a ldr r2, [r3, #20] 800d0fc: 68fb ldr r3, [r7, #12] 800d0fe: 631a str r2, [r3, #48] ; 0x30 800d100: e007 b.n 800d112 } else { /* calculate safe periods for rebinding (offered_t0_lease * 0.875 -> 87.5%)*/ dhcp->offered_t2_rebind = (dhcp->offered_t0_lease * 7U) / 8U; 800d102: 68fb ldr r3, [r7, #12] 800d104: 6a9a ldr r2, [r3, #40] ; 0x28 800d106: 4613 mov r3, r2 800d108: 00db lsls r3, r3, #3 800d10a: 1a9b subs r3, r3, r2 800d10c: 08da lsrs r2, r3, #3 800d10e: 68fb ldr r3, [r7, #12] 800d110: 631a str r2, [r3, #48] ; 0x30 } /* (y)our internet address */ ip4_addr_copy(dhcp->offered_ip_addr, msg_in->yiaddr); 800d112: 683b ldr r3, [r7, #0] 800d114: 691a ldr r2, [r3, #16] 800d116: 68fb ldr r3, [r7, #12] 800d118: 61da str r2, [r3, #28] boot file name copied in dhcp_parse_reply if not overloaded */ ip4_addr_copy(dhcp->offered_si_addr, msg_in->siaddr); #endif /* LWIP_DHCP_BOOTP_FILE */ /* subnet mask given? */ if (dhcp_option_given(dhcp, DHCP_OPTION_IDX_SUBNET_MASK)) { 800d11a: 4b11 ldr r3, [pc, #68] ; (800d160 ) 800d11c: 799b ldrb r3, [r3, #6] 800d11e: 2b00 cmp r3, #0 800d120: d00b beq.n 800d13a /* remember given subnet mask */ ip4_addr_set_u32(&dhcp->offered_sn_mask, lwip_htonl(dhcp_get_option_value(dhcp, DHCP_OPTION_IDX_SUBNET_MASK))); 800d122: 4b10 ldr r3, [pc, #64] ; (800d164 ) 800d124: 699b ldr r3, [r3, #24] 800d126: 4618 mov r0, r3 800d128: f7f7 fef1 bl 8004f0e 800d12c: 4602 mov r2, r0 800d12e: 68fb ldr r3, [r7, #12] 800d130: 621a str r2, [r3, #32] dhcp->subnet_mask_given = 1; 800d132: 68fb ldr r3, [r7, #12] 800d134: 2201 movs r2, #1 800d136: 71da strb r2, [r3, #7] 800d138: e002 b.n 800d140 } else { dhcp->subnet_mask_given = 0; 800d13a: 68fb ldr r3, [r7, #12] 800d13c: 2200 movs r2, #0 800d13e: 71da strb r2, [r3, #7] } /* gateway router */ if (dhcp_option_given(dhcp, DHCP_OPTION_IDX_ROUTER)) { 800d140: 4b07 ldr r3, [pc, #28] ; (800d160 ) 800d142: 79db ldrb r3, [r3, #7] 800d144: 2b00 cmp r3, #0 800d146: d007 beq.n 800d158 ip4_addr_set_u32(&dhcp->offered_gw_addr, lwip_htonl(dhcp_get_option_value(dhcp, DHCP_OPTION_IDX_ROUTER))); 800d148: 4b06 ldr r3, [pc, #24] ; (800d164 ) 800d14a: 69db ldr r3, [r3, #28] 800d14c: 4618 mov r0, r3 800d14e: f7f7 fede bl 8004f0e 800d152: 4602 mov r2, r0 800d154: 68fb ldr r3, [r7, #12] 800d156: 625a str r2, [r3, #36] ; 0x24 ip_addr_t dns_addr; ip_addr_set_ip4_u32_val(dns_addr, lwip_htonl(dhcp_get_option_value(dhcp, DHCP_OPTION_IDX_DNS_SERVER + n))); dns_setserver(n, &dns_addr); } #endif /* LWIP_DHCP_PROVIDE_DNS_SERVERS */ } 800d158: bf00 nop 800d15a: 3710 adds r7, #16 800d15c: 46bd mov sp, r7 800d15e: bd80 pop {r7, pc} 800d160: 20009a54 .word 0x20009a54 800d164: 20009a34 .word 0x20009a34 0800d168 : * - ERR_OK - No error * - ERR_MEM - Out of memory */ err_t dhcp_start(struct netif *netif) { 800d168: b580 push {r7, lr} 800d16a: b084 sub sp, #16 800d16c: af00 add r7, sp, #0 800d16e: 6078 str r0, [r7, #4] struct dhcp *dhcp; err_t result; LWIP_ASSERT_CORE_LOCKED(); LWIP_ERROR("netif != NULL", (netif != NULL), return ERR_ARG;); 800d170: 687b ldr r3, [r7, #4] 800d172: 2b00 cmp r3, #0 800d174: d109 bne.n 800d18a 800d176: 4b37 ldr r3, [pc, #220] ; (800d254 ) 800d178: f240 22e7 movw r2, #743 ; 0x2e7 800d17c: 4936 ldr r1, [pc, #216] ; (800d258 ) 800d17e: 4837 ldr r0, [pc, #220] ; (800d25c ) 800d180: f003 ff92 bl 80110a8 800d184: f06f 030f mvn.w r3, #15 800d188: e060 b.n 800d24c LWIP_ERROR("netif is not up, old style port?", netif_is_up(netif), return ERR_ARG;); 800d18a: 687b ldr r3, [r7, #4] 800d18c: f893 3031 ldrb.w r3, [r3, #49] ; 0x31 800d190: f003 0301 and.w r3, r3, #1 800d194: 2b00 cmp r3, #0 800d196: d109 bne.n 800d1ac 800d198: 4b2e ldr r3, [pc, #184] ; (800d254 ) 800d19a: f44f 723a mov.w r2, #744 ; 0x2e8 800d19e: 4930 ldr r1, [pc, #192] ; (800d260 ) 800d1a0: 482e ldr r0, [pc, #184] ; (800d25c ) 800d1a2: f003 ff81 bl 80110a8 800d1a6: f06f 030f mvn.w r3, #15 800d1aa: e04f b.n 800d24c dhcp = netif_dhcp_data(netif); 800d1ac: 687b ldr r3, [r7, #4] 800d1ae: 6a5b ldr r3, [r3, #36] ; 0x24 800d1b0: 60fb str r3, [r7, #12] LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("dhcp_start(netif=%p) %c%c%"U16_F"\n", (void *)netif, netif->name[0], netif->name[1], (u16_t)netif->num)); /* check MTU of the netif */ if (netif->mtu < DHCP_MAX_MSG_LEN_MIN_REQUIRED) { 800d1b2: 687b ldr r3, [r7, #4] 800d1b4: 8d1b ldrh r3, [r3, #40] ; 0x28 800d1b6: f5b3 7f10 cmp.w r3, #576 ; 0x240 800d1ba: d202 bcs.n 800d1c2 LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("dhcp_start(): Cannot use this netif with DHCP: MTU is too small\n")); return ERR_MEM; 800d1bc: f04f 33ff mov.w r3, #4294967295 800d1c0: e044 b.n 800d24c } /* no DHCP client attached yet? */ if (dhcp == NULL) { 800d1c2: 68fb ldr r3, [r7, #12] 800d1c4: 2b00 cmp r3, #0 800d1c6: d10d bne.n 800d1e4 LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("dhcp_start(): mallocing new DHCP client\n")); dhcp = (struct dhcp *)mem_malloc(sizeof(struct dhcp)); 800d1c8: 2034 movs r0, #52 ; 0x34 800d1ca: f7f8 f973 bl 80054b4 800d1ce: 60f8 str r0, [r7, #12] if (dhcp == NULL) { 800d1d0: 68fb ldr r3, [r7, #12] 800d1d2: 2b00 cmp r3, #0 800d1d4: d102 bne.n 800d1dc LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("dhcp_start(): could not allocate dhcp\n")); return ERR_MEM; 800d1d6: f04f 33ff mov.w r3, #4294967295 800d1da: e037 b.n 800d24c } /* store this dhcp client in the netif */ netif_set_client_data(netif, LWIP_NETIF_CLIENT_DATA_INDEX_DHCP, dhcp); 800d1dc: 687b ldr r3, [r7, #4] 800d1de: 68fa ldr r2, [r7, #12] 800d1e0: 625a str r2, [r3, #36] ; 0x24 800d1e2: e005 b.n 800d1f0 LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("dhcp_start(): allocated dhcp")); /* already has DHCP client attached */ } else { LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("dhcp_start(): restarting DHCP configuration\n")); if (dhcp->pcb_allocated != 0) { 800d1e4: 68fb ldr r3, [r7, #12] 800d1e6: 791b ldrb r3, [r3, #4] 800d1e8: 2b00 cmp r3, #0 800d1ea: d001 beq.n 800d1f0 dhcp_dec_pcb_refcount(); /* free DHCP PCB if not needed any more */ 800d1ec: f7ff fc92 bl 800cb14 } /* dhcp is cleared below, no need to reset flag*/ } /* clear data structure */ memset(dhcp, 0, sizeof(struct dhcp)); 800d1f0: 2234 movs r2, #52 ; 0x34 800d1f2: 2100 movs r1, #0 800d1f4: 68f8 ldr r0, [r7, #12] 800d1f6: f003 ff4f bl 8011098 /* dhcp_set_state(&dhcp, DHCP_STATE_OFF); */ LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("dhcp_start(): starting DHCP configuration\n")); if (dhcp_inc_pcb_refcount() != ERR_OK) { /* ensure DHCP PCB is allocated */ 800d1fa: f7ff fc39 bl 800ca70 800d1fe: 4603 mov r3, r0 800d200: 2b00 cmp r3, #0 800d202: d002 beq.n 800d20a return ERR_MEM; 800d204: f04f 33ff mov.w r3, #4294967295 800d208: e020 b.n 800d24c } dhcp->pcb_allocated = 1; 800d20a: 68fb ldr r3, [r7, #12] 800d20c: 2201 movs r2, #1 800d20e: 711a strb r2, [r3, #4] if (!netif_is_link_up(netif)) { 800d210: 687b ldr r3, [r7, #4] 800d212: f893 3031 ldrb.w r3, [r3, #49] ; 0x31 800d216: f003 0304 and.w r3, r3, #4 800d21a: 2b00 cmp r3, #0 800d21c: d105 bne.n 800d22a /* set state INIT and wait for dhcp_network_changed() to call dhcp_discover() */ dhcp_set_state(dhcp, DHCP_STATE_INIT); 800d21e: 2102 movs r1, #2 800d220: 68f8 ldr r0, [r7, #12] 800d222: f000 fd01 bl 800dc28 return ERR_OK; 800d226: 2300 movs r3, #0 800d228: e010 b.n 800d24c } /* (re)start the DHCP negotiation */ result = dhcp_discover(netif); 800d22a: 6878 ldr r0, [r7, #4] 800d22c: f000 f8f8 bl 800d420 800d230: 4603 mov r3, r0 800d232: 72fb strb r3, [r7, #11] if (result != ERR_OK) { 800d234: f997 300b ldrsb.w r3, [r7, #11] 800d238: 2b00 cmp r3, #0 800d23a: d005 beq.n 800d248 /* free resources allocated above */ dhcp_release_and_stop(netif); 800d23c: 6878 ldr r0, [r7, #4] 800d23e: f000 fc59 bl 800daf4 return ERR_MEM; 800d242: f04f 33ff mov.w r3, #4294967295 800d246: e001 b.n 800d24c } return result; 800d248: f997 300b ldrsb.w r3, [r7, #11] } 800d24c: 4618 mov r0, r3 800d24e: 3710 adds r7, #16 800d250: 46bd mov sp, r7 800d252: bd80 pop {r7, pc} 800d254: 08017efc .word 0x08017efc 800d258: 08017fe0 .word 0x08017fe0 800d25c: 08017f5c .word 0x08017f5c 800d260: 08018024 .word 0x08018024 0800d264 : * This enters the REBOOTING state to verify that the currently bound * address is still valid. */ void dhcp_network_changed(struct netif *netif) { 800d264: b580 push {r7, lr} 800d266: b084 sub sp, #16 800d268: af00 add r7, sp, #0 800d26a: 6078 str r0, [r7, #4] struct dhcp *dhcp = netif_dhcp_data(netif); 800d26c: 687b ldr r3, [r7, #4] 800d26e: 6a5b ldr r3, [r3, #36] ; 0x24 800d270: 60fb str r3, [r7, #12] if (!dhcp) { 800d272: 68fb ldr r3, [r7, #12] 800d274: 2b00 cmp r3, #0 800d276: d025 beq.n 800d2c4 return; } switch (dhcp->state) { 800d278: 68fb ldr r3, [r7, #12] 800d27a: 795b ldrb r3, [r3, #5] 800d27c: 2b0a cmp r3, #10 800d27e: d008 beq.n 800d292 800d280: 2b0a cmp r3, #10 800d282: dc0d bgt.n 800d2a0 800d284: 2b00 cmp r3, #0 800d286: d01f beq.n 800d2c8 800d288: 2b00 cmp r3, #0 800d28a: db09 blt.n 800d2a0 800d28c: 3b03 subs r3, #3 800d28e: 2b02 cmp r3, #2 800d290: d806 bhi.n 800d2a0 case DHCP_STATE_REBINDING: case DHCP_STATE_RENEWING: case DHCP_STATE_BOUND: case DHCP_STATE_REBOOTING: dhcp->tries = 0; 800d292: 68fb ldr r3, [r7, #12] 800d294: 2200 movs r2, #0 800d296: 719a strb r2, [r3, #6] dhcp_reboot(netif); 800d298: 6878 ldr r0, [r7, #4] 800d29a: f000 fb75 bl 800d988 break; 800d29e: e014 b.n 800d2ca case DHCP_STATE_OFF: /* stay off */ break; default: LWIP_ASSERT("invalid dhcp->state", dhcp->state <= DHCP_STATE_BACKING_OFF); 800d2a0: 68fb ldr r3, [r7, #12] 800d2a2: 795b ldrb r3, [r3, #5] 800d2a4: 2b0c cmp r3, #12 800d2a6: d906 bls.n 800d2b6 800d2a8: 4b09 ldr r3, [pc, #36] ; (800d2d0 ) 800d2aa: f240 326d movw r2, #877 ; 0x36d 800d2ae: 4909 ldr r1, [pc, #36] ; (800d2d4 ) 800d2b0: 4809 ldr r0, [pc, #36] ; (800d2d8 ) 800d2b2: f003 fef9 bl 80110a8 autoip_stop(netif); dhcp->autoip_coop_state = DHCP_AUTOIP_COOP_STATE_OFF; } #endif /* LWIP_DHCP_AUTOIP_COOP */ /* ensure we start with short timeouts, even if already discovering */ dhcp->tries = 0; 800d2b6: 68fb ldr r3, [r7, #12] 800d2b8: 2200 movs r2, #0 800d2ba: 719a strb r2, [r3, #6] dhcp_discover(netif); 800d2bc: 6878 ldr r0, [r7, #4] 800d2be: f000 f8af bl 800d420 break; 800d2c2: e002 b.n 800d2ca return; 800d2c4: bf00 nop 800d2c6: e000 b.n 800d2ca break; 800d2c8: bf00 nop } } 800d2ca: 3710 adds r7, #16 800d2cc: 46bd mov sp, r7 800d2ce: bd80 pop {r7, pc} 800d2d0: 08017efc .word 0x08017efc 800d2d4: 08018048 .word 0x08018048 800d2d8: 08017f5c .word 0x08017f5c 0800d2dc : * @param netif the network interface on which the reply was received * @param addr The IP address we received a reply from */ void dhcp_arp_reply(struct netif *netif, const ip4_addr_t *addr) { 800d2dc: b580 push {r7, lr} 800d2de: b084 sub sp, #16 800d2e0: af00 add r7, sp, #0 800d2e2: 6078 str r0, [r7, #4] 800d2e4: 6039 str r1, [r7, #0] struct dhcp *dhcp; LWIP_ERROR("netif != NULL", (netif != NULL), return;); 800d2e6: 687b ldr r3, [r7, #4] 800d2e8: 2b00 cmp r3, #0 800d2ea: d107 bne.n 800d2fc 800d2ec: 4b0e ldr r3, [pc, #56] ; (800d328 ) 800d2ee: f240 328b movw r2, #907 ; 0x38b 800d2f2: 490e ldr r1, [pc, #56] ; (800d32c ) 800d2f4: 480e ldr r0, [pc, #56] ; (800d330 ) 800d2f6: f003 fed7 bl 80110a8 800d2fa: e012 b.n 800d322 dhcp = netif_dhcp_data(netif); 800d2fc: 687b ldr r3, [r7, #4] 800d2fe: 6a5b ldr r3, [r3, #36] ; 0x24 800d300: 60fb str r3, [r7, #12] LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("dhcp_arp_reply()\n")); /* is a DHCP client doing an ARP check? */ if ((dhcp != NULL) && (dhcp->state == DHCP_STATE_CHECKING)) { 800d302: 68fb ldr r3, [r7, #12] 800d304: 2b00 cmp r3, #0 800d306: d00c beq.n 800d322 800d308: 68fb ldr r3, [r7, #12] 800d30a: 795b ldrb r3, [r3, #5] 800d30c: 2b08 cmp r3, #8 800d30e: d108 bne.n 800d322 LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("dhcp_arp_reply(): CHECKING, arp reply for 0x%08"X32_F"\n", ip4_addr_get_u32(addr))); /* did a host respond with the address we were offered by the DHCP server? */ if (ip4_addr_cmp(addr, &dhcp->offered_ip_addr)) { 800d310: 683b ldr r3, [r7, #0] 800d312: 681a ldr r2, [r3, #0] 800d314: 68fb ldr r3, [r7, #12] 800d316: 69db ldr r3, [r3, #28] 800d318: 429a cmp r2, r3 800d31a: d102 bne.n 800d322 /* we will not accept the offered address */ LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE | LWIP_DBG_LEVEL_WARNING, ("dhcp_arp_reply(): arp reply matched with offered address, declining\n")); dhcp_decline(netif); 800d31c: 6878 ldr r0, [r7, #4] 800d31e: f000 f809 bl 800d334 } } } 800d322: 3710 adds r7, #16 800d324: 46bd mov sp, r7 800d326: bd80 pop {r7, pc} 800d328: 08017efc .word 0x08017efc 800d32c: 08017fe0 .word 0x08017fe0 800d330: 08017f5c .word 0x08017f5c 0800d334 : * * @param netif the netif under DHCP control */ static err_t dhcp_decline(struct netif *netif) { 800d334: b5b0 push {r4, r5, r7, lr} 800d336: b08a sub sp, #40 ; 0x28 800d338: af02 add r7, sp, #8 800d33a: 6078 str r0, [r7, #4] struct dhcp *dhcp = netif_dhcp_data(netif); 800d33c: 687b ldr r3, [r7, #4] 800d33e: 6a5b ldr r3, [r3, #36] ; 0x24 800d340: 61bb str r3, [r7, #24] u16_t msecs; struct pbuf *p_out; u16_t options_out_len; LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("dhcp_decline()\n")); dhcp_set_state(dhcp, DHCP_STATE_BACKING_OFF); 800d342: 210c movs r1, #12 800d344: 69b8 ldr r0, [r7, #24] 800d346: f000 fc6f bl 800dc28 /* create and initialize the DHCP message header */ p_out = dhcp_create_msg(netif, dhcp, DHCP_DECLINE, &options_out_len); 800d34a: f107 030c add.w r3, r7, #12 800d34e: 2204 movs r2, #4 800d350: 69b9 ldr r1, [r7, #24] 800d352: 6878 ldr r0, [r7, #4] 800d354: f001 f8f4 bl 800e540 800d358: 6178 str r0, [r7, #20] if (p_out != NULL) { 800d35a: 697b ldr r3, [r7, #20] 800d35c: 2b00 cmp r3, #0 800d35e: d035 beq.n 800d3cc struct dhcp_msg *msg_out = (struct dhcp_msg *)p_out->payload; 800d360: 697b ldr r3, [r7, #20] 800d362: 685b ldr r3, [r3, #4] 800d364: 613b str r3, [r7, #16] options_out_len = dhcp_option(options_out_len, msg_out->options, DHCP_OPTION_REQUESTED_IP, 4); 800d366: 89b8 ldrh r0, [r7, #12] 800d368: 693b ldr r3, [r7, #16] 800d36a: f103 01f0 add.w r1, r3, #240 ; 0xf0 800d36e: 2304 movs r3, #4 800d370: 2232 movs r2, #50 ; 0x32 800d372: f000 fc73 bl 800dc5c 800d376: 4603 mov r3, r0 800d378: 81bb strh r3, [r7, #12] options_out_len = dhcp_option_long(options_out_len, msg_out->options, lwip_ntohl(ip4_addr_get_u32(&dhcp->offered_ip_addr))); 800d37a: 89bc ldrh r4, [r7, #12] 800d37c: 693b ldr r3, [r7, #16] 800d37e: f103 05f0 add.w r5, r3, #240 ; 0xf0 800d382: 69bb ldr r3, [r7, #24] 800d384: 69db ldr r3, [r3, #28] 800d386: 4618 mov r0, r3 800d388: f7f7 fdc1 bl 8004f0e 800d38c: 4603 mov r3, r0 800d38e: 461a mov r2, r3 800d390: 4629 mov r1, r5 800d392: 4620 mov r0, r4 800d394: f000 fcee bl 800dd74 800d398: 4603 mov r3, r0 800d39a: 81bb strh r3, [r7, #12] LWIP_HOOK_DHCP_APPEND_OPTIONS(netif, dhcp, DHCP_STATE_BACKING_OFF, msg_out, DHCP_DECLINE, &options_out_len); dhcp_option_trailer(options_out_len, msg_out->options, p_out); 800d39c: 89b8 ldrh r0, [r7, #12] 800d39e: 693b ldr r3, [r7, #16] 800d3a0: 33f0 adds r3, #240 ; 0xf0 800d3a2: 697a ldr r2, [r7, #20] 800d3a4: 4619 mov r1, r3 800d3a6: f001 f9a1 bl 800e6ec /* per section 4.4.4, broadcast DECLINE messages */ result = udp_sendto_if_src(dhcp_pcb, p_out, IP_ADDR_BROADCAST, LWIP_IANA_PORT_DHCP_SERVER, netif, IP4_ADDR_ANY); 800d3aa: 4b19 ldr r3, [pc, #100] ; (800d410 ) 800d3ac: 6818 ldr r0, [r3, #0] 800d3ae: 4b19 ldr r3, [pc, #100] ; (800d414 ) 800d3b0: 9301 str r3, [sp, #4] 800d3b2: 687b ldr r3, [r7, #4] 800d3b4: 9300 str r3, [sp, #0] 800d3b6: 2343 movs r3, #67 ; 0x43 800d3b8: 4a17 ldr r2, [pc, #92] ; (800d418 ) 800d3ba: 6979 ldr r1, [r7, #20] 800d3bc: f7ff f8d2 bl 800c564 800d3c0: 4603 mov r3, r0 800d3c2: 77fb strb r3, [r7, #31] pbuf_free(p_out); 800d3c4: 6978 ldr r0, [r7, #20] 800d3c6: f7f9 f8f7 bl 80065b8 800d3ca: e001 b.n 800d3d0 LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("dhcp_decline: BACKING OFF\n")); } else { LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_SERIOUS, ("dhcp_decline: could not allocate DHCP request\n")); result = ERR_MEM; 800d3cc: 23ff movs r3, #255 ; 0xff 800d3ce: 77fb strb r3, [r7, #31] } if (dhcp->tries < 255) { 800d3d0: 69bb ldr r3, [r7, #24] 800d3d2: 799b ldrb r3, [r3, #6] 800d3d4: 2bff cmp r3, #255 ; 0xff 800d3d6: d005 beq.n 800d3e4 dhcp->tries++; 800d3d8: 69bb ldr r3, [r7, #24] 800d3da: 799b ldrb r3, [r3, #6] 800d3dc: 3301 adds r3, #1 800d3de: b2da uxtb r2, r3 800d3e0: 69bb ldr r3, [r7, #24] 800d3e2: 719a strb r2, [r3, #6] } msecs = 10 * 1000; 800d3e4: f242 7310 movw r3, #10000 ; 0x2710 800d3e8: 81fb strh r3, [r7, #14] dhcp->request_timeout = (u16_t)((msecs + DHCP_FINE_TIMER_MSECS - 1) / DHCP_FINE_TIMER_MSECS); 800d3ea: 89fb ldrh r3, [r7, #14] 800d3ec: f203 13f3 addw r3, r3, #499 ; 0x1f3 800d3f0: 4a0a ldr r2, [pc, #40] ; (800d41c ) 800d3f2: fb82 1203 smull r1, r2, r2, r3 800d3f6: 1152 asrs r2, r2, #5 800d3f8: 17db asrs r3, r3, #31 800d3fa: 1ad3 subs r3, r2, r3 800d3fc: b29a uxth r2, r3 800d3fe: 69bb ldr r3, [r7, #24] 800d400: 811a strh r2, [r3, #8] LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("dhcp_decline(): set request timeout %"U16_F" msecs\n", msecs)); return result; 800d402: f997 301f ldrsb.w r3, [r7, #31] } 800d406: 4618 mov r0, r3 800d408: 3720 adds r7, #32 800d40a: 46bd mov sp, r7 800d40c: bdb0 pop {r4, r5, r7, pc} 800d40e: bf00 nop 800d410: 20009a5c .word 0x20009a5c 800d414: 08018acc .word 0x08018acc 800d418: 08018ad0 .word 0x08018ad0 800d41c: 10624dd3 .word 0x10624dd3 0800d420 : * * @param netif the netif under DHCP control */ static err_t dhcp_discover(struct netif *netif) { 800d420: b580 push {r7, lr} 800d422: b08a sub sp, #40 ; 0x28 800d424: af02 add r7, sp, #8 800d426: 6078 str r0, [r7, #4] struct dhcp *dhcp = netif_dhcp_data(netif); 800d428: 687b ldr r3, [r7, #4] 800d42a: 6a5b ldr r3, [r3, #36] ; 0x24 800d42c: 61bb str r3, [r7, #24] err_t result = ERR_OK; 800d42e: 2300 movs r3, #0 800d430: 75fb strb r3, [r7, #23] struct pbuf *p_out; u16_t options_out_len; LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("dhcp_discover()\n")); ip4_addr_set_any(&dhcp->offered_ip_addr); 800d432: 69bb ldr r3, [r7, #24] 800d434: 2200 movs r2, #0 800d436: 61da str r2, [r3, #28] dhcp_set_state(dhcp, DHCP_STATE_SELECTING); 800d438: 2106 movs r1, #6 800d43a: 69b8 ldr r0, [r7, #24] 800d43c: f000 fbf4 bl 800dc28 /* create and initialize the DHCP message header */ p_out = dhcp_create_msg(netif, dhcp, DHCP_DISCOVER, &options_out_len); 800d440: f107 0308 add.w r3, r7, #8 800d444: 2201 movs r2, #1 800d446: 69b9 ldr r1, [r7, #24] 800d448: 6878 ldr r0, [r7, #4] 800d44a: f001 f879 bl 800e540 800d44e: 6138 str r0, [r7, #16] if (p_out != NULL) { 800d450: 693b ldr r3, [r7, #16] 800d452: 2b00 cmp r3, #0 800d454: d04b beq.n 800d4ee struct dhcp_msg *msg_out = (struct dhcp_msg *)p_out->payload; 800d456: 693b ldr r3, [r7, #16] 800d458: 685b ldr r3, [r3, #4] 800d45a: 60fb str r3, [r7, #12] LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("dhcp_discover: making request\n")); options_out_len = dhcp_option(options_out_len, msg_out->options, DHCP_OPTION_MAX_MSG_SIZE, DHCP_OPTION_MAX_MSG_SIZE_LEN); 800d45c: 8938 ldrh r0, [r7, #8] 800d45e: 68fb ldr r3, [r7, #12] 800d460: f103 01f0 add.w r1, r3, #240 ; 0xf0 800d464: 2302 movs r3, #2 800d466: 2239 movs r2, #57 ; 0x39 800d468: f000 fbf8 bl 800dc5c 800d46c: 4603 mov r3, r0 800d46e: 813b strh r3, [r7, #8] options_out_len = dhcp_option_short(options_out_len, msg_out->options, DHCP_MAX_MSG_LEN(netif)); 800d470: 8938 ldrh r0, [r7, #8] 800d472: 68fb ldr r3, [r7, #12] 800d474: f103 01f0 add.w r1, r3, #240 ; 0xf0 800d478: 687b ldr r3, [r7, #4] 800d47a: 8d1b ldrh r3, [r3, #40] ; 0x28 800d47c: 461a mov r2, r3 800d47e: f000 fc47 bl 800dd10 800d482: 4603 mov r3, r0 800d484: 813b strh r3, [r7, #8] options_out_len = dhcp_option(options_out_len, msg_out->options, DHCP_OPTION_PARAMETER_REQUEST_LIST, LWIP_ARRAYSIZE(dhcp_discover_request_options)); 800d486: 8938 ldrh r0, [r7, #8] 800d488: 68fb ldr r3, [r7, #12] 800d48a: f103 01f0 add.w r1, r3, #240 ; 0xf0 800d48e: 2303 movs r3, #3 800d490: 2237 movs r2, #55 ; 0x37 800d492: f000 fbe3 bl 800dc5c 800d496: 4603 mov r3, r0 800d498: 813b strh r3, [r7, #8] for (i = 0; i < LWIP_ARRAYSIZE(dhcp_discover_request_options); i++) { 800d49a: 2300 movs r3, #0 800d49c: 77fb strb r3, [r7, #31] 800d49e: e00e b.n 800d4be options_out_len = dhcp_option_byte(options_out_len, msg_out->options, dhcp_discover_request_options[i]); 800d4a0: 8938 ldrh r0, [r7, #8] 800d4a2: 68fb ldr r3, [r7, #12] 800d4a4: f103 01f0 add.w r1, r3, #240 ; 0xf0 800d4a8: 7ffb ldrb r3, [r7, #31] 800d4aa: 4a29 ldr r2, [pc, #164] ; (800d550 ) 800d4ac: 5cd3 ldrb r3, [r2, r3] 800d4ae: 461a mov r2, r3 800d4b0: f000 fc08 bl 800dcc4 800d4b4: 4603 mov r3, r0 800d4b6: 813b strh r3, [r7, #8] for (i = 0; i < LWIP_ARRAYSIZE(dhcp_discover_request_options); i++) { 800d4b8: 7ffb ldrb r3, [r7, #31] 800d4ba: 3301 adds r3, #1 800d4bc: 77fb strb r3, [r7, #31] 800d4be: 7ffb ldrb r3, [r7, #31] 800d4c0: 2b02 cmp r3, #2 800d4c2: d9ed bls.n 800d4a0 } LWIP_HOOK_DHCP_APPEND_OPTIONS(netif, dhcp, DHCP_STATE_SELECTING, msg_out, DHCP_DISCOVER, &options_out_len); dhcp_option_trailer(options_out_len, msg_out->options, p_out); 800d4c4: 8938 ldrh r0, [r7, #8] 800d4c6: 68fb ldr r3, [r7, #12] 800d4c8: 33f0 adds r3, #240 ; 0xf0 800d4ca: 693a ldr r2, [r7, #16] 800d4cc: 4619 mov r1, r3 800d4ce: f001 f90d bl 800e6ec LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("dhcp_discover: sendto(DISCOVER, IP_ADDR_BROADCAST, LWIP_IANA_PORT_DHCP_SERVER)\n")); udp_sendto_if_src(dhcp_pcb, p_out, IP_ADDR_BROADCAST, LWIP_IANA_PORT_DHCP_SERVER, netif, IP4_ADDR_ANY); 800d4d2: 4b20 ldr r3, [pc, #128] ; (800d554 ) 800d4d4: 6818 ldr r0, [r3, #0] 800d4d6: 4b20 ldr r3, [pc, #128] ; (800d558 ) 800d4d8: 9301 str r3, [sp, #4] 800d4da: 687b ldr r3, [r7, #4] 800d4dc: 9300 str r3, [sp, #0] 800d4de: 2343 movs r3, #67 ; 0x43 800d4e0: 4a1e ldr r2, [pc, #120] ; (800d55c ) 800d4e2: 6939 ldr r1, [r7, #16] 800d4e4: f7ff f83e bl 800c564 LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("dhcp_discover: deleting()ing\n")); pbuf_free(p_out); 800d4e8: 6938 ldr r0, [r7, #16] 800d4ea: f7f9 f865 bl 80065b8 LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("dhcp_discover: SELECTING\n")); } else { LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_SERIOUS, ("dhcp_discover: could not allocate DHCP request\n")); } if (dhcp->tries < 255) { 800d4ee: 69bb ldr r3, [r7, #24] 800d4f0: 799b ldrb r3, [r3, #6] 800d4f2: 2bff cmp r3, #255 ; 0xff 800d4f4: d005 beq.n 800d502 dhcp->tries++; 800d4f6: 69bb ldr r3, [r7, #24] 800d4f8: 799b ldrb r3, [r3, #6] 800d4fa: 3301 adds r3, #1 800d4fc: b2da uxtb r2, r3 800d4fe: 69bb ldr r3, [r7, #24] 800d500: 719a strb r2, [r3, #6] if (dhcp->tries >= LWIP_DHCP_AUTOIP_COOP_TRIES && dhcp->autoip_coop_state == DHCP_AUTOIP_COOP_STATE_OFF) { dhcp->autoip_coop_state = DHCP_AUTOIP_COOP_STATE_ON; autoip_start(netif); } #endif /* LWIP_DHCP_AUTOIP_COOP */ msecs = (u16_t)((dhcp->tries < 6 ? 1 << dhcp->tries : 60) * 1000); 800d502: 69bb ldr r3, [r7, #24] 800d504: 799b ldrb r3, [r3, #6] 800d506: 2b05 cmp r3, #5 800d508: d80d bhi.n 800d526 800d50a: 69bb ldr r3, [r7, #24] 800d50c: 799b ldrb r3, [r3, #6] 800d50e: 461a mov r2, r3 800d510: 2301 movs r3, #1 800d512: 4093 lsls r3, r2 800d514: b29b uxth r3, r3 800d516: 461a mov r2, r3 800d518: 0152 lsls r2, r2, #5 800d51a: 1ad2 subs r2, r2, r3 800d51c: 0092 lsls r2, r2, #2 800d51e: 4413 add r3, r2 800d520: 00db lsls r3, r3, #3 800d522: b29b uxth r3, r3 800d524: e001 b.n 800d52a 800d526: f64e 2360 movw r3, #60000 ; 0xea60 800d52a: 817b strh r3, [r7, #10] dhcp->request_timeout = (u16_t)((msecs + DHCP_FINE_TIMER_MSECS - 1) / DHCP_FINE_TIMER_MSECS); 800d52c: 897b ldrh r3, [r7, #10] 800d52e: f203 13f3 addw r3, r3, #499 ; 0x1f3 800d532: 4a0b ldr r2, [pc, #44] ; (800d560 ) 800d534: fb82 1203 smull r1, r2, r2, r3 800d538: 1152 asrs r2, r2, #5 800d53a: 17db asrs r3, r3, #31 800d53c: 1ad3 subs r3, r2, r3 800d53e: b29a uxth r2, r3 800d540: 69bb ldr r3, [r7, #24] 800d542: 811a strh r2, [r3, #8] LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("dhcp_discover(): set request timeout %"U16_F" msecs\n", msecs)); return result; 800d544: f997 3017 ldrsb.w r3, [r7, #23] } 800d548: 4618 mov r0, r3 800d54a: 3720 adds r7, #32 800d54c: 46bd mov sp, r7 800d54e: bd80 pop {r7, pc} 800d550: 2000002c .word 0x2000002c 800d554: 20009a5c .word 0x20009a5c 800d558: 08018acc .word 0x08018acc 800d55c: 08018ad0 .word 0x08018ad0 800d560: 10624dd3 .word 0x10624dd3 0800d564 : * * @param netif network interface to bind to the offered address */ static void dhcp_bind(struct netif *netif) { 800d564: b580 push {r7, lr} 800d566: b088 sub sp, #32 800d568: af00 add r7, sp, #0 800d56a: 6078 str r0, [r7, #4] u32_t timeout; struct dhcp *dhcp; ip4_addr_t sn_mask, gw_addr; LWIP_ERROR("dhcp_bind: netif != NULL", (netif != NULL), return;); 800d56c: 687b ldr r3, [r7, #4] 800d56e: 2b00 cmp r3, #0 800d570: d107 bne.n 800d582 800d572: 4b64 ldr r3, [pc, #400] ; (800d704 ) 800d574: f240 4215 movw r2, #1045 ; 0x415 800d578: 4963 ldr r1, [pc, #396] ; (800d708 ) 800d57a: 4864 ldr r0, [pc, #400] ; (800d70c ) 800d57c: f003 fd94 bl 80110a8 800d580: e0bc b.n 800d6fc dhcp = netif_dhcp_data(netif); 800d582: 687b ldr r3, [r7, #4] 800d584: 6a5b ldr r3, [r3, #36] ; 0x24 800d586: 61bb str r3, [r7, #24] LWIP_ERROR("dhcp_bind: dhcp != NULL", (dhcp != NULL), return;); 800d588: 69bb ldr r3, [r7, #24] 800d58a: 2b00 cmp r3, #0 800d58c: d107 bne.n 800d59e 800d58e: 4b5d ldr r3, [pc, #372] ; (800d704 ) 800d590: f240 4217 movw r2, #1047 ; 0x417 800d594: 495e ldr r1, [pc, #376] ; (800d710 ) 800d596: 485d ldr r0, [pc, #372] ; (800d70c ) 800d598: f003 fd86 bl 80110a8 800d59c: e0ae b.n 800d6fc LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("dhcp_bind(netif=%p) %c%c%"U16_F"\n", (void *)netif, netif->name[0], netif->name[1], (u16_t)netif->num)); /* reset time used of lease */ dhcp->lease_used = 0; 800d59e: 69bb ldr r3, [r7, #24] 800d5a0: 2200 movs r2, #0 800d5a2: 825a strh r2, [r3, #18] if (dhcp->offered_t0_lease != 0xffffffffUL) { 800d5a4: 69bb ldr r3, [r7, #24] 800d5a6: 6a9b ldr r3, [r3, #40] ; 0x28 800d5a8: f1b3 3fff cmp.w r3, #4294967295 800d5ac: d019 beq.n 800d5e2 /* set renewal period timer */ LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("dhcp_bind(): t0 renewal timer %"U32_F" secs\n", dhcp->offered_t0_lease)); timeout = (dhcp->offered_t0_lease + DHCP_COARSE_TIMER_SECS / 2) / DHCP_COARSE_TIMER_SECS; 800d5ae: 69bb ldr r3, [r7, #24] 800d5b0: 6a9b ldr r3, [r3, #40] ; 0x28 800d5b2: 331e adds r3, #30 800d5b4: 4a57 ldr r2, [pc, #348] ; (800d714 ) 800d5b6: fba2 2303 umull r2, r3, r2, r3 800d5ba: 095b lsrs r3, r3, #5 800d5bc: 61fb str r3, [r7, #28] if (timeout > 0xffff) { 800d5be: 69fb ldr r3, [r7, #28] 800d5c0: f5b3 3f80 cmp.w r3, #65536 ; 0x10000 800d5c4: d302 bcc.n 800d5cc timeout = 0xffff; 800d5c6: f64f 73ff movw r3, #65535 ; 0xffff 800d5ca: 61fb str r3, [r7, #28] } dhcp->t0_timeout = (u16_t)timeout; 800d5cc: 69fb ldr r3, [r7, #28] 800d5ce: b29a uxth r2, r3 800d5d0: 69bb ldr r3, [r7, #24] 800d5d2: 829a strh r2, [r3, #20] if (dhcp->t0_timeout == 0) { 800d5d4: 69bb ldr r3, [r7, #24] 800d5d6: 8a9b ldrh r3, [r3, #20] 800d5d8: 2b00 cmp r3, #0 800d5da: d102 bne.n 800d5e2 dhcp->t0_timeout = 1; 800d5dc: 69bb ldr r3, [r7, #24] 800d5de: 2201 movs r2, #1 800d5e0: 829a strh r2, [r3, #20] } LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("dhcp_bind(): set request timeout %"U32_F" msecs\n", dhcp->offered_t0_lease * 1000)); } /* temporary DHCP lease? */ if (dhcp->offered_t1_renew != 0xffffffffUL) { 800d5e2: 69bb ldr r3, [r7, #24] 800d5e4: 6adb ldr r3, [r3, #44] ; 0x2c 800d5e6: f1b3 3fff cmp.w r3, #4294967295 800d5ea: d01d beq.n 800d628 /* set renewal period timer */ LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("dhcp_bind(): t1 renewal timer %"U32_F" secs\n", dhcp->offered_t1_renew)); timeout = (dhcp->offered_t1_renew + DHCP_COARSE_TIMER_SECS / 2) / DHCP_COARSE_TIMER_SECS; 800d5ec: 69bb ldr r3, [r7, #24] 800d5ee: 6adb ldr r3, [r3, #44] ; 0x2c 800d5f0: 331e adds r3, #30 800d5f2: 4a48 ldr r2, [pc, #288] ; (800d714 ) 800d5f4: fba2 2303 umull r2, r3, r2, r3 800d5f8: 095b lsrs r3, r3, #5 800d5fa: 61fb str r3, [r7, #28] if (timeout > 0xffff) { 800d5fc: 69fb ldr r3, [r7, #28] 800d5fe: f5b3 3f80 cmp.w r3, #65536 ; 0x10000 800d602: d302 bcc.n 800d60a timeout = 0xffff; 800d604: f64f 73ff movw r3, #65535 ; 0xffff 800d608: 61fb str r3, [r7, #28] } dhcp->t1_timeout = (u16_t)timeout; 800d60a: 69fb ldr r3, [r7, #28] 800d60c: b29a uxth r2, r3 800d60e: 69bb ldr r3, [r7, #24] 800d610: 815a strh r2, [r3, #10] if (dhcp->t1_timeout == 0) { 800d612: 69bb ldr r3, [r7, #24] 800d614: 895b ldrh r3, [r3, #10] 800d616: 2b00 cmp r3, #0 800d618: d102 bne.n 800d620 dhcp->t1_timeout = 1; 800d61a: 69bb ldr r3, [r7, #24] 800d61c: 2201 movs r2, #1 800d61e: 815a strh r2, [r3, #10] } LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("dhcp_bind(): set request timeout %"U32_F" msecs\n", dhcp->offered_t1_renew * 1000)); dhcp->t1_renew_time = dhcp->t1_timeout; 800d620: 69bb ldr r3, [r7, #24] 800d622: 895a ldrh r2, [r3, #10] 800d624: 69bb ldr r3, [r7, #24] 800d626: 81da strh r2, [r3, #14] } /* set renewal period timer */ if (dhcp->offered_t2_rebind != 0xffffffffUL) { 800d628: 69bb ldr r3, [r7, #24] 800d62a: 6b1b ldr r3, [r3, #48] ; 0x30 800d62c: f1b3 3fff cmp.w r3, #4294967295 800d630: d01d beq.n 800d66e LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("dhcp_bind(): t2 rebind timer %"U32_F" secs\n", dhcp->offered_t2_rebind)); timeout = (dhcp->offered_t2_rebind + DHCP_COARSE_TIMER_SECS / 2) / DHCP_COARSE_TIMER_SECS; 800d632: 69bb ldr r3, [r7, #24] 800d634: 6b1b ldr r3, [r3, #48] ; 0x30 800d636: 331e adds r3, #30 800d638: 4a36 ldr r2, [pc, #216] ; (800d714 ) 800d63a: fba2 2303 umull r2, r3, r2, r3 800d63e: 095b lsrs r3, r3, #5 800d640: 61fb str r3, [r7, #28] if (timeout > 0xffff) { 800d642: 69fb ldr r3, [r7, #28] 800d644: f5b3 3f80 cmp.w r3, #65536 ; 0x10000 800d648: d302 bcc.n 800d650 timeout = 0xffff; 800d64a: f64f 73ff movw r3, #65535 ; 0xffff 800d64e: 61fb str r3, [r7, #28] } dhcp->t2_timeout = (u16_t)timeout; 800d650: 69fb ldr r3, [r7, #28] 800d652: b29a uxth r2, r3 800d654: 69bb ldr r3, [r7, #24] 800d656: 819a strh r2, [r3, #12] if (dhcp->t2_timeout == 0) { 800d658: 69bb ldr r3, [r7, #24] 800d65a: 899b ldrh r3, [r3, #12] 800d65c: 2b00 cmp r3, #0 800d65e: d102 bne.n 800d666 dhcp->t2_timeout = 1; 800d660: 69bb ldr r3, [r7, #24] 800d662: 2201 movs r2, #1 800d664: 819a strh r2, [r3, #12] } LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("dhcp_bind(): set request timeout %"U32_F" msecs\n", dhcp->offered_t2_rebind * 1000)); dhcp->t2_rebind_time = dhcp->t2_timeout; 800d666: 69bb ldr r3, [r7, #24] 800d668: 899a ldrh r2, [r3, #12] 800d66a: 69bb ldr r3, [r7, #24] 800d66c: 821a strh r2, [r3, #16] } /* If we have sub 1 minute lease, t2 and t1 will kick in at the same time. */ if ((dhcp->t1_timeout >= dhcp->t2_timeout) && (dhcp->t2_timeout > 0)) { 800d66e: 69bb ldr r3, [r7, #24] 800d670: 895a ldrh r2, [r3, #10] 800d672: 69bb ldr r3, [r7, #24] 800d674: 899b ldrh r3, [r3, #12] 800d676: 429a cmp r2, r3 800d678: d306 bcc.n 800d688 800d67a: 69bb ldr r3, [r7, #24] 800d67c: 899b ldrh r3, [r3, #12] 800d67e: 2b00 cmp r3, #0 800d680: d002 beq.n 800d688 dhcp->t1_timeout = 0; 800d682: 69bb ldr r3, [r7, #24] 800d684: 2200 movs r2, #0 800d686: 815a strh r2, [r3, #10] } if (dhcp->subnet_mask_given) { 800d688: 69bb ldr r3, [r7, #24] 800d68a: 79db ldrb r3, [r3, #7] 800d68c: 2b00 cmp r3, #0 800d68e: d003 beq.n 800d698 /* copy offered network mask */ ip4_addr_copy(sn_mask, dhcp->offered_sn_mask); 800d690: 69bb ldr r3, [r7, #24] 800d692: 6a1b ldr r3, [r3, #32] 800d694: 613b str r3, [r7, #16] 800d696: e014 b.n 800d6c2 } else { /* subnet mask not given, choose a safe subnet mask given the network class */ u8_t first_octet = ip4_addr1(&dhcp->offered_ip_addr); 800d698: 69bb ldr r3, [r7, #24] 800d69a: 331c adds r3, #28 800d69c: 781b ldrb r3, [r3, #0] 800d69e: 75fb strb r3, [r7, #23] if (first_octet <= 127) { 800d6a0: f997 3017 ldrsb.w r3, [r7, #23] 800d6a4: 2b00 cmp r3, #0 800d6a6: db02 blt.n 800d6ae ip4_addr_set_u32(&sn_mask, PP_HTONL(0xff000000UL)); 800d6a8: 23ff movs r3, #255 ; 0xff 800d6aa: 613b str r3, [r7, #16] 800d6ac: e009 b.n 800d6c2 } else if (first_octet >= 192) { 800d6ae: 7dfb ldrb r3, [r7, #23] 800d6b0: 2bbf cmp r3, #191 ; 0xbf 800d6b2: d903 bls.n 800d6bc ip4_addr_set_u32(&sn_mask, PP_HTONL(0xffffff00UL)); 800d6b4: f06f 437f mvn.w r3, #4278190080 ; 0xff000000 800d6b8: 613b str r3, [r7, #16] 800d6ba: e002 b.n 800d6c2 } else { ip4_addr_set_u32(&sn_mask, PP_HTONL(0xffff0000UL)); 800d6bc: f64f 73ff movw r3, #65535 ; 0xffff 800d6c0: 613b str r3, [r7, #16] } } ip4_addr_copy(gw_addr, dhcp->offered_gw_addr); 800d6c2: 69bb ldr r3, [r7, #24] 800d6c4: 6a5b ldr r3, [r3, #36] ; 0x24 800d6c6: 60fb str r3, [r7, #12] /* gateway address not given? */ if (ip4_addr_isany_val(gw_addr)) { 800d6c8: 68fb ldr r3, [r7, #12] 800d6ca: 2b00 cmp r3, #0 800d6cc: d108 bne.n 800d6e0 /* copy network address */ ip4_addr_get_network(&gw_addr, &dhcp->offered_ip_addr, &sn_mask); 800d6ce: 69bb ldr r3, [r7, #24] 800d6d0: 69da ldr r2, [r3, #28] 800d6d2: 693b ldr r3, [r7, #16] 800d6d4: 4013 ands r3, r2 800d6d6: 60fb str r3, [r7, #12] /* use first host address on network as gateway */ ip4_addr_set_u32(&gw_addr, ip4_addr_get_u32(&gw_addr) | PP_HTONL(0x00000001UL)); 800d6d8: 68fb ldr r3, [r7, #12] 800d6da: f043 7380 orr.w r3, r3, #16777216 ; 0x1000000 800d6de: 60fb str r3, [r7, #12] LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_STATE, ("dhcp_bind(): IP: 0x%08"X32_F" SN: 0x%08"X32_F" GW: 0x%08"X32_F"\n", ip4_addr_get_u32(&dhcp->offered_ip_addr), ip4_addr_get_u32(&sn_mask), ip4_addr_get_u32(&gw_addr))); /* netif is now bound to DHCP leased address - set this before assigning the address to ensure the callback can use dhcp_supplied_address() */ dhcp_set_state(dhcp, DHCP_STATE_BOUND); 800d6e0: 210a movs r1, #10 800d6e2: 69b8 ldr r0, [r7, #24] 800d6e4: f000 faa0 bl 800dc28 netif_set_addr(netif, &dhcp->offered_ip_addr, &sn_mask, &gw_addr); 800d6e8: 69bb ldr r3, [r7, #24] 800d6ea: f103 011c add.w r1, r3, #28 800d6ee: f107 030c add.w r3, r7, #12 800d6f2: f107 0210 add.w r2, r7, #16 800d6f6: 6878 ldr r0, [r7, #4] 800d6f8: f7f8 fa7e bl 8005bf8 /* interface is used by routing now that an address is set */ } 800d6fc: 3720 adds r7, #32 800d6fe: 46bd mov sp, r7 800d700: bd80 pop {r7, pc} 800d702: bf00 nop 800d704: 08017efc .word 0x08017efc 800d708: 0801805c .word 0x0801805c 800d70c: 08017f5c .word 0x08017f5c 800d710: 08018078 .word 0x08018078 800d714: 88888889 .word 0x88888889 0800d718 : * * @param netif network interface which must renew its lease */ err_t dhcp_renew(struct netif *netif) { 800d718: b580 push {r7, lr} 800d71a: b08a sub sp, #40 ; 0x28 800d71c: af02 add r7, sp, #8 800d71e: 6078 str r0, [r7, #4] struct dhcp *dhcp = netif_dhcp_data(netif); 800d720: 687b ldr r3, [r7, #4] 800d722: 6a5b ldr r3, [r3, #36] ; 0x24 800d724: 61bb str r3, [r7, #24] struct pbuf *p_out; u16_t options_out_len; LWIP_ASSERT_CORE_LOCKED(); LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("dhcp_renew()\n")); dhcp_set_state(dhcp, DHCP_STATE_RENEWING); 800d726: 2105 movs r1, #5 800d728: 69b8 ldr r0, [r7, #24] 800d72a: f000 fa7d bl 800dc28 /* create and initialize the DHCP message header */ p_out = dhcp_create_msg(netif, dhcp, DHCP_REQUEST, &options_out_len); 800d72e: f107 030c add.w r3, r7, #12 800d732: 2203 movs r2, #3 800d734: 69b9 ldr r1, [r7, #24] 800d736: 6878 ldr r0, [r7, #4] 800d738: f000 ff02 bl 800e540 800d73c: 6178 str r0, [r7, #20] if (p_out != NULL) { 800d73e: 697b ldr r3, [r7, #20] 800d740: 2b00 cmp r3, #0 800d742: d04e beq.n 800d7e2 struct dhcp_msg *msg_out = (struct dhcp_msg *)p_out->payload; 800d744: 697b ldr r3, [r7, #20] 800d746: 685b ldr r3, [r3, #4] 800d748: 613b str r3, [r7, #16] options_out_len = dhcp_option(options_out_len, msg_out->options, DHCP_OPTION_MAX_MSG_SIZE, DHCP_OPTION_MAX_MSG_SIZE_LEN); 800d74a: 89b8 ldrh r0, [r7, #12] 800d74c: 693b ldr r3, [r7, #16] 800d74e: f103 01f0 add.w r1, r3, #240 ; 0xf0 800d752: 2302 movs r3, #2 800d754: 2239 movs r2, #57 ; 0x39 800d756: f000 fa81 bl 800dc5c 800d75a: 4603 mov r3, r0 800d75c: 81bb strh r3, [r7, #12] options_out_len = dhcp_option_short(options_out_len, msg_out->options, DHCP_MAX_MSG_LEN(netif)); 800d75e: 89b8 ldrh r0, [r7, #12] 800d760: 693b ldr r3, [r7, #16] 800d762: f103 01f0 add.w r1, r3, #240 ; 0xf0 800d766: 687b ldr r3, [r7, #4] 800d768: 8d1b ldrh r3, [r3, #40] ; 0x28 800d76a: 461a mov r2, r3 800d76c: f000 fad0 bl 800dd10 800d770: 4603 mov r3, r0 800d772: 81bb strh r3, [r7, #12] options_out_len = dhcp_option(options_out_len, msg_out->options, DHCP_OPTION_PARAMETER_REQUEST_LIST, LWIP_ARRAYSIZE(dhcp_discover_request_options)); 800d774: 89b8 ldrh r0, [r7, #12] 800d776: 693b ldr r3, [r7, #16] 800d778: f103 01f0 add.w r1, r3, #240 ; 0xf0 800d77c: 2303 movs r3, #3 800d77e: 2237 movs r2, #55 ; 0x37 800d780: f000 fa6c bl 800dc5c 800d784: 4603 mov r3, r0 800d786: 81bb strh r3, [r7, #12] for (i = 0; i < LWIP_ARRAYSIZE(dhcp_discover_request_options); i++) { 800d788: 2300 movs r3, #0 800d78a: 77bb strb r3, [r7, #30] 800d78c: e00e b.n 800d7ac options_out_len = dhcp_option_byte(options_out_len, msg_out->options, dhcp_discover_request_options[i]); 800d78e: 89b8 ldrh r0, [r7, #12] 800d790: 693b ldr r3, [r7, #16] 800d792: f103 01f0 add.w r1, r3, #240 ; 0xf0 800d796: 7fbb ldrb r3, [r7, #30] 800d798: 4a2a ldr r2, [pc, #168] ; (800d844 ) 800d79a: 5cd3 ldrb r3, [r2, r3] 800d79c: 461a mov r2, r3 800d79e: f000 fa91 bl 800dcc4 800d7a2: 4603 mov r3, r0 800d7a4: 81bb strh r3, [r7, #12] for (i = 0; i < LWIP_ARRAYSIZE(dhcp_discover_request_options); i++) { 800d7a6: 7fbb ldrb r3, [r7, #30] 800d7a8: 3301 adds r3, #1 800d7aa: 77bb strb r3, [r7, #30] 800d7ac: 7fbb ldrb r3, [r7, #30] 800d7ae: 2b02 cmp r3, #2 800d7b0: d9ed bls.n 800d78e #if LWIP_NETIF_HOSTNAME options_out_len = dhcp_option_hostname(options_out_len, msg_out->options, netif); #endif /* LWIP_NETIF_HOSTNAME */ LWIP_HOOK_DHCP_APPEND_OPTIONS(netif, dhcp, DHCP_STATE_RENEWING, msg_out, DHCP_REQUEST, &options_out_len); dhcp_option_trailer(options_out_len, msg_out->options, p_out); 800d7b2: 89b8 ldrh r0, [r7, #12] 800d7b4: 693b ldr r3, [r7, #16] 800d7b6: 33f0 adds r3, #240 ; 0xf0 800d7b8: 697a ldr r2, [r7, #20] 800d7ba: 4619 mov r1, r3 800d7bc: f000 ff96 bl 800e6ec result = udp_sendto_if(dhcp_pcb, p_out, &dhcp->server_ip_addr, LWIP_IANA_PORT_DHCP_SERVER, netif); 800d7c0: 4b21 ldr r3, [pc, #132] ; (800d848 ) 800d7c2: 6818 ldr r0, [r3, #0] 800d7c4: 69bb ldr r3, [r7, #24] 800d7c6: f103 0218 add.w r2, r3, #24 800d7ca: 687b ldr r3, [r7, #4] 800d7cc: 9300 str r3, [sp, #0] 800d7ce: 2343 movs r3, #67 ; 0x43 800d7d0: 6979 ldr r1, [r7, #20] 800d7d2: f7fe fe53 bl 800c47c 800d7d6: 4603 mov r3, r0 800d7d8: 77fb strb r3, [r7, #31] pbuf_free(p_out); 800d7da: 6978 ldr r0, [r7, #20] 800d7dc: f7f8 feec bl 80065b8 800d7e0: e001 b.n 800d7e6 LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("dhcp_renew: RENEWING\n")); } else { LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_SERIOUS, ("dhcp_renew: could not allocate DHCP request\n")); result = ERR_MEM; 800d7e2: 23ff movs r3, #255 ; 0xff 800d7e4: 77fb strb r3, [r7, #31] } if (dhcp->tries < 255) { 800d7e6: 69bb ldr r3, [r7, #24] 800d7e8: 799b ldrb r3, [r3, #6] 800d7ea: 2bff cmp r3, #255 ; 0xff 800d7ec: d005 beq.n 800d7fa dhcp->tries++; 800d7ee: 69bb ldr r3, [r7, #24] 800d7f0: 799b ldrb r3, [r3, #6] 800d7f2: 3301 adds r3, #1 800d7f4: b2da uxtb r2, r3 800d7f6: 69bb ldr r3, [r7, #24] 800d7f8: 719a strb r2, [r3, #6] } /* back-off on retries, but to a maximum of 20 seconds */ msecs = (u16_t)(dhcp->tries < 10 ? dhcp->tries * 2000 : 20 * 1000); 800d7fa: 69bb ldr r3, [r7, #24] 800d7fc: 799b ldrb r3, [r3, #6] 800d7fe: 2b09 cmp r3, #9 800d800: d80a bhi.n 800d818 800d802: 69bb ldr r3, [r7, #24] 800d804: 799b ldrb r3, [r3, #6] 800d806: b29b uxth r3, r3 800d808: 461a mov r2, r3 800d80a: 0152 lsls r2, r2, #5 800d80c: 1ad2 subs r2, r2, r3 800d80e: 0092 lsls r2, r2, #2 800d810: 4413 add r3, r2 800d812: 011b lsls r3, r3, #4 800d814: b29b uxth r3, r3 800d816: e001 b.n 800d81c 800d818: f644 6320 movw r3, #20000 ; 0x4e20 800d81c: 81fb strh r3, [r7, #14] dhcp->request_timeout = (u16_t)((msecs + DHCP_FINE_TIMER_MSECS - 1) / DHCP_FINE_TIMER_MSECS); 800d81e: 89fb ldrh r3, [r7, #14] 800d820: f203 13f3 addw r3, r3, #499 ; 0x1f3 800d824: 4a09 ldr r2, [pc, #36] ; (800d84c ) 800d826: fb82 1203 smull r1, r2, r2, r3 800d82a: 1152 asrs r2, r2, #5 800d82c: 17db asrs r3, r3, #31 800d82e: 1ad3 subs r3, r2, r3 800d830: b29a uxth r2, r3 800d832: 69bb ldr r3, [r7, #24] 800d834: 811a strh r2, [r3, #8] LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("dhcp_renew(): set request timeout %"U16_F" msecs\n", msecs)); return result; 800d836: f997 301f ldrsb.w r3, [r7, #31] } 800d83a: 4618 mov r0, r3 800d83c: 3720 adds r7, #32 800d83e: 46bd mov sp, r7 800d840: bd80 pop {r7, pc} 800d842: bf00 nop 800d844: 2000002c .word 0x2000002c 800d848: 20009a5c .word 0x20009a5c 800d84c: 10624dd3 .word 0x10624dd3 0800d850 : * * @param netif network interface which must rebind with a DHCP server */ static err_t dhcp_rebind(struct netif *netif) { 800d850: b580 push {r7, lr} 800d852: b08a sub sp, #40 ; 0x28 800d854: af02 add r7, sp, #8 800d856: 6078 str r0, [r7, #4] struct dhcp *dhcp = netif_dhcp_data(netif); 800d858: 687b ldr r3, [r7, #4] 800d85a: 6a5b ldr r3, [r3, #36] ; 0x24 800d85c: 61bb str r3, [r7, #24] u8_t i; struct pbuf *p_out; u16_t options_out_len; LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("dhcp_rebind()\n")); dhcp_set_state(dhcp, DHCP_STATE_REBINDING); 800d85e: 2104 movs r1, #4 800d860: 69b8 ldr r0, [r7, #24] 800d862: f000 f9e1 bl 800dc28 /* create and initialize the DHCP message header */ p_out = dhcp_create_msg(netif, dhcp, DHCP_REQUEST, &options_out_len); 800d866: f107 030c add.w r3, r7, #12 800d86a: 2203 movs r2, #3 800d86c: 69b9 ldr r1, [r7, #24] 800d86e: 6878 ldr r0, [r7, #4] 800d870: f000 fe66 bl 800e540 800d874: 6178 str r0, [r7, #20] if (p_out != NULL) { 800d876: 697b ldr r3, [r7, #20] 800d878: 2b00 cmp r3, #0 800d87a: d04c beq.n 800d916 struct dhcp_msg *msg_out = (struct dhcp_msg *)p_out->payload; 800d87c: 697b ldr r3, [r7, #20] 800d87e: 685b ldr r3, [r3, #4] 800d880: 613b str r3, [r7, #16] options_out_len = dhcp_option(options_out_len, msg_out->options, DHCP_OPTION_MAX_MSG_SIZE, DHCP_OPTION_MAX_MSG_SIZE_LEN); 800d882: 89b8 ldrh r0, [r7, #12] 800d884: 693b ldr r3, [r7, #16] 800d886: f103 01f0 add.w r1, r3, #240 ; 0xf0 800d88a: 2302 movs r3, #2 800d88c: 2239 movs r2, #57 ; 0x39 800d88e: f000 f9e5 bl 800dc5c 800d892: 4603 mov r3, r0 800d894: 81bb strh r3, [r7, #12] options_out_len = dhcp_option_short(options_out_len, msg_out->options, DHCP_MAX_MSG_LEN(netif)); 800d896: 89b8 ldrh r0, [r7, #12] 800d898: 693b ldr r3, [r7, #16] 800d89a: f103 01f0 add.w r1, r3, #240 ; 0xf0 800d89e: 687b ldr r3, [r7, #4] 800d8a0: 8d1b ldrh r3, [r3, #40] ; 0x28 800d8a2: 461a mov r2, r3 800d8a4: f000 fa34 bl 800dd10 800d8a8: 4603 mov r3, r0 800d8aa: 81bb strh r3, [r7, #12] options_out_len = dhcp_option(options_out_len, msg_out->options, DHCP_OPTION_PARAMETER_REQUEST_LIST, LWIP_ARRAYSIZE(dhcp_discover_request_options)); 800d8ac: 89b8 ldrh r0, [r7, #12] 800d8ae: 693b ldr r3, [r7, #16] 800d8b0: f103 01f0 add.w r1, r3, #240 ; 0xf0 800d8b4: 2303 movs r3, #3 800d8b6: 2237 movs r2, #55 ; 0x37 800d8b8: f000 f9d0 bl 800dc5c 800d8bc: 4603 mov r3, r0 800d8be: 81bb strh r3, [r7, #12] for (i = 0; i < LWIP_ARRAYSIZE(dhcp_discover_request_options); i++) { 800d8c0: 2300 movs r3, #0 800d8c2: 77bb strb r3, [r7, #30] 800d8c4: e00e b.n 800d8e4 options_out_len = dhcp_option_byte(options_out_len, msg_out->options, dhcp_discover_request_options[i]); 800d8c6: 89b8 ldrh r0, [r7, #12] 800d8c8: 693b ldr r3, [r7, #16] 800d8ca: f103 01f0 add.w r1, r3, #240 ; 0xf0 800d8ce: 7fbb ldrb r3, [r7, #30] 800d8d0: 4a29 ldr r2, [pc, #164] ; (800d978 ) 800d8d2: 5cd3 ldrb r3, [r2, r3] 800d8d4: 461a mov r2, r3 800d8d6: f000 f9f5 bl 800dcc4 800d8da: 4603 mov r3, r0 800d8dc: 81bb strh r3, [r7, #12] for (i = 0; i < LWIP_ARRAYSIZE(dhcp_discover_request_options); i++) { 800d8de: 7fbb ldrb r3, [r7, #30] 800d8e0: 3301 adds r3, #1 800d8e2: 77bb strb r3, [r7, #30] 800d8e4: 7fbb ldrb r3, [r7, #30] 800d8e6: 2b02 cmp r3, #2 800d8e8: d9ed bls.n 800d8c6 #if LWIP_NETIF_HOSTNAME options_out_len = dhcp_option_hostname(options_out_len, msg_out->options, netif); #endif /* LWIP_NETIF_HOSTNAME */ LWIP_HOOK_DHCP_APPEND_OPTIONS(netif, dhcp, DHCP_STATE_REBINDING, msg_out, DHCP_DISCOVER, &options_out_len); dhcp_option_trailer(options_out_len, msg_out->options, p_out); 800d8ea: 89b8 ldrh r0, [r7, #12] 800d8ec: 693b ldr r3, [r7, #16] 800d8ee: 33f0 adds r3, #240 ; 0xf0 800d8f0: 697a ldr r2, [r7, #20] 800d8f2: 4619 mov r1, r3 800d8f4: f000 fefa bl 800e6ec /* broadcast to server */ result = udp_sendto_if(dhcp_pcb, p_out, IP_ADDR_BROADCAST, LWIP_IANA_PORT_DHCP_SERVER, netif); 800d8f8: 4b20 ldr r3, [pc, #128] ; (800d97c ) 800d8fa: 6818 ldr r0, [r3, #0] 800d8fc: 687b ldr r3, [r7, #4] 800d8fe: 9300 str r3, [sp, #0] 800d900: 2343 movs r3, #67 ; 0x43 800d902: 4a1f ldr r2, [pc, #124] ; (800d980 ) 800d904: 6979 ldr r1, [r7, #20] 800d906: f7fe fdb9 bl 800c47c 800d90a: 4603 mov r3, r0 800d90c: 77fb strb r3, [r7, #31] pbuf_free(p_out); 800d90e: 6978 ldr r0, [r7, #20] 800d910: f7f8 fe52 bl 80065b8 800d914: e001 b.n 800d91a LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("dhcp_rebind: REBINDING\n")); } else { LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_SERIOUS, ("dhcp_rebind: could not allocate DHCP request\n")); result = ERR_MEM; 800d916: 23ff movs r3, #255 ; 0xff 800d918: 77fb strb r3, [r7, #31] } if (dhcp->tries < 255) { 800d91a: 69bb ldr r3, [r7, #24] 800d91c: 799b ldrb r3, [r3, #6] 800d91e: 2bff cmp r3, #255 ; 0xff 800d920: d005 beq.n 800d92e dhcp->tries++; 800d922: 69bb ldr r3, [r7, #24] 800d924: 799b ldrb r3, [r3, #6] 800d926: 3301 adds r3, #1 800d928: b2da uxtb r2, r3 800d92a: 69bb ldr r3, [r7, #24] 800d92c: 719a strb r2, [r3, #6] } msecs = (u16_t)(dhcp->tries < 10 ? dhcp->tries * 1000 : 10 * 1000); 800d92e: 69bb ldr r3, [r7, #24] 800d930: 799b ldrb r3, [r3, #6] 800d932: 2b09 cmp r3, #9 800d934: d80a bhi.n 800d94c 800d936: 69bb ldr r3, [r7, #24] 800d938: 799b ldrb r3, [r3, #6] 800d93a: b29b uxth r3, r3 800d93c: 461a mov r2, r3 800d93e: 0152 lsls r2, r2, #5 800d940: 1ad2 subs r2, r2, r3 800d942: 0092 lsls r2, r2, #2 800d944: 4413 add r3, r2 800d946: 00db lsls r3, r3, #3 800d948: b29b uxth r3, r3 800d94a: e001 b.n 800d950 800d94c: f242 7310 movw r3, #10000 ; 0x2710 800d950: 81fb strh r3, [r7, #14] dhcp->request_timeout = (u16_t)((msecs + DHCP_FINE_TIMER_MSECS - 1) / DHCP_FINE_TIMER_MSECS); 800d952: 89fb ldrh r3, [r7, #14] 800d954: f203 13f3 addw r3, r3, #499 ; 0x1f3 800d958: 4a0a ldr r2, [pc, #40] ; (800d984 ) 800d95a: fb82 1203 smull r1, r2, r2, r3 800d95e: 1152 asrs r2, r2, #5 800d960: 17db asrs r3, r3, #31 800d962: 1ad3 subs r3, r2, r3 800d964: b29a uxth r2, r3 800d966: 69bb ldr r3, [r7, #24] 800d968: 811a strh r2, [r3, #8] LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("dhcp_rebind(): set request timeout %"U16_F" msecs\n", msecs)); return result; 800d96a: f997 301f ldrsb.w r3, [r7, #31] } 800d96e: 4618 mov r0, r3 800d970: 3720 adds r7, #32 800d972: 46bd mov sp, r7 800d974: bd80 pop {r7, pc} 800d976: bf00 nop 800d978: 2000002c .word 0x2000002c 800d97c: 20009a5c .word 0x20009a5c 800d980: 08018ad0 .word 0x08018ad0 800d984: 10624dd3 .word 0x10624dd3 0800d988 : * * @param netif network interface which must reboot */ static err_t dhcp_reboot(struct netif *netif) { 800d988: b5b0 push {r4, r5, r7, lr} 800d98a: b08a sub sp, #40 ; 0x28 800d98c: af02 add r7, sp, #8 800d98e: 6078 str r0, [r7, #4] struct dhcp *dhcp = netif_dhcp_data(netif); 800d990: 687b ldr r3, [r7, #4] 800d992: 6a5b ldr r3, [r3, #36] ; 0x24 800d994: 61bb str r3, [r7, #24] u8_t i; struct pbuf *p_out; u16_t options_out_len; LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("dhcp_reboot()\n")); dhcp_set_state(dhcp, DHCP_STATE_REBOOTING); 800d996: 2103 movs r1, #3 800d998: 69b8 ldr r0, [r7, #24] 800d99a: f000 f945 bl 800dc28 /* create and initialize the DHCP message header */ p_out = dhcp_create_msg(netif, dhcp, DHCP_REQUEST, &options_out_len); 800d99e: f107 030c add.w r3, r7, #12 800d9a2: 2203 movs r2, #3 800d9a4: 69b9 ldr r1, [r7, #24] 800d9a6: 6878 ldr r0, [r7, #4] 800d9a8: f000 fdca bl 800e540 800d9ac: 6178 str r0, [r7, #20] if (p_out != NULL) { 800d9ae: 697b ldr r3, [r7, #20] 800d9b0: 2b00 cmp r3, #0 800d9b2: d066 beq.n 800da82 struct dhcp_msg *msg_out = (struct dhcp_msg *)p_out->payload; 800d9b4: 697b ldr r3, [r7, #20] 800d9b6: 685b ldr r3, [r3, #4] 800d9b8: 613b str r3, [r7, #16] options_out_len = dhcp_option(options_out_len, msg_out->options, DHCP_OPTION_MAX_MSG_SIZE, DHCP_OPTION_MAX_MSG_SIZE_LEN); 800d9ba: 89b8 ldrh r0, [r7, #12] 800d9bc: 693b ldr r3, [r7, #16] 800d9be: f103 01f0 add.w r1, r3, #240 ; 0xf0 800d9c2: 2302 movs r3, #2 800d9c4: 2239 movs r2, #57 ; 0x39 800d9c6: f000 f949 bl 800dc5c 800d9ca: 4603 mov r3, r0 800d9cc: 81bb strh r3, [r7, #12] options_out_len = dhcp_option_short(options_out_len, msg_out->options, DHCP_MAX_MSG_LEN_MIN_REQUIRED); 800d9ce: 89b8 ldrh r0, [r7, #12] 800d9d0: 693b ldr r3, [r7, #16] 800d9d2: 33f0 adds r3, #240 ; 0xf0 800d9d4: f44f 7210 mov.w r2, #576 ; 0x240 800d9d8: 4619 mov r1, r3 800d9da: f000 f999 bl 800dd10 800d9de: 4603 mov r3, r0 800d9e0: 81bb strh r3, [r7, #12] options_out_len = dhcp_option(options_out_len, msg_out->options, DHCP_OPTION_REQUESTED_IP, 4); 800d9e2: 89b8 ldrh r0, [r7, #12] 800d9e4: 693b ldr r3, [r7, #16] 800d9e6: f103 01f0 add.w r1, r3, #240 ; 0xf0 800d9ea: 2304 movs r3, #4 800d9ec: 2232 movs r2, #50 ; 0x32 800d9ee: f000 f935 bl 800dc5c 800d9f2: 4603 mov r3, r0 800d9f4: 81bb strh r3, [r7, #12] options_out_len = dhcp_option_long(options_out_len, msg_out->options, lwip_ntohl(ip4_addr_get_u32(&dhcp->offered_ip_addr))); 800d9f6: 89bc ldrh r4, [r7, #12] 800d9f8: 693b ldr r3, [r7, #16] 800d9fa: f103 05f0 add.w r5, r3, #240 ; 0xf0 800d9fe: 69bb ldr r3, [r7, #24] 800da00: 69db ldr r3, [r3, #28] 800da02: 4618 mov r0, r3 800da04: f7f7 fa83 bl 8004f0e 800da08: 4603 mov r3, r0 800da0a: 461a mov r2, r3 800da0c: 4629 mov r1, r5 800da0e: 4620 mov r0, r4 800da10: f000 f9b0 bl 800dd74 800da14: 4603 mov r3, r0 800da16: 81bb strh r3, [r7, #12] options_out_len = dhcp_option(options_out_len, msg_out->options, DHCP_OPTION_PARAMETER_REQUEST_LIST, LWIP_ARRAYSIZE(dhcp_discover_request_options)); 800da18: 89b8 ldrh r0, [r7, #12] 800da1a: 693b ldr r3, [r7, #16] 800da1c: f103 01f0 add.w r1, r3, #240 ; 0xf0 800da20: 2303 movs r3, #3 800da22: 2237 movs r2, #55 ; 0x37 800da24: f000 f91a bl 800dc5c 800da28: 4603 mov r3, r0 800da2a: 81bb strh r3, [r7, #12] for (i = 0; i < LWIP_ARRAYSIZE(dhcp_discover_request_options); i++) { 800da2c: 2300 movs r3, #0 800da2e: 77bb strb r3, [r7, #30] 800da30: e00e b.n 800da50 options_out_len = dhcp_option_byte(options_out_len, msg_out->options, dhcp_discover_request_options[i]); 800da32: 89b8 ldrh r0, [r7, #12] 800da34: 693b ldr r3, [r7, #16] 800da36: f103 01f0 add.w r1, r3, #240 ; 0xf0 800da3a: 7fbb ldrb r3, [r7, #30] 800da3c: 4a29 ldr r2, [pc, #164] ; (800dae4 ) 800da3e: 5cd3 ldrb r3, [r2, r3] 800da40: 461a mov r2, r3 800da42: f000 f93f bl 800dcc4 800da46: 4603 mov r3, r0 800da48: 81bb strh r3, [r7, #12] for (i = 0; i < LWIP_ARRAYSIZE(dhcp_discover_request_options); i++) { 800da4a: 7fbb ldrb r3, [r7, #30] 800da4c: 3301 adds r3, #1 800da4e: 77bb strb r3, [r7, #30] 800da50: 7fbb ldrb r3, [r7, #30] 800da52: 2b02 cmp r3, #2 800da54: d9ed bls.n 800da32 #if LWIP_NETIF_HOSTNAME options_out_len = dhcp_option_hostname(options_out_len, msg_out->options, netif); #endif /* LWIP_NETIF_HOSTNAME */ LWIP_HOOK_DHCP_APPEND_OPTIONS(netif, dhcp, DHCP_STATE_REBOOTING, msg_out, DHCP_REQUEST, &options_out_len); dhcp_option_trailer(options_out_len, msg_out->options, p_out); 800da56: 89b8 ldrh r0, [r7, #12] 800da58: 693b ldr r3, [r7, #16] 800da5a: 33f0 adds r3, #240 ; 0xf0 800da5c: 697a ldr r2, [r7, #20] 800da5e: 4619 mov r1, r3 800da60: f000 fe44 bl 800e6ec /* broadcast to server */ result = udp_sendto_if(dhcp_pcb, p_out, IP_ADDR_BROADCAST, LWIP_IANA_PORT_DHCP_SERVER, netif); 800da64: 4b20 ldr r3, [pc, #128] ; (800dae8 ) 800da66: 6818 ldr r0, [r3, #0] 800da68: 687b ldr r3, [r7, #4] 800da6a: 9300 str r3, [sp, #0] 800da6c: 2343 movs r3, #67 ; 0x43 800da6e: 4a1f ldr r2, [pc, #124] ; (800daec ) 800da70: 6979 ldr r1, [r7, #20] 800da72: f7fe fd03 bl 800c47c 800da76: 4603 mov r3, r0 800da78: 77fb strb r3, [r7, #31] pbuf_free(p_out); 800da7a: 6978 ldr r0, [r7, #20] 800da7c: f7f8 fd9c bl 80065b8 800da80: e001 b.n 800da86 LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("dhcp_reboot: REBOOTING\n")); } else { LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_SERIOUS, ("dhcp_reboot: could not allocate DHCP request\n")); result = ERR_MEM; 800da82: 23ff movs r3, #255 ; 0xff 800da84: 77fb strb r3, [r7, #31] } if (dhcp->tries < 255) { 800da86: 69bb ldr r3, [r7, #24] 800da88: 799b ldrb r3, [r3, #6] 800da8a: 2bff cmp r3, #255 ; 0xff 800da8c: d005 beq.n 800da9a dhcp->tries++; 800da8e: 69bb ldr r3, [r7, #24] 800da90: 799b ldrb r3, [r3, #6] 800da92: 3301 adds r3, #1 800da94: b2da uxtb r2, r3 800da96: 69bb ldr r3, [r7, #24] 800da98: 719a strb r2, [r3, #6] } msecs = (u16_t)(dhcp->tries < 10 ? dhcp->tries * 1000 : 10 * 1000); 800da9a: 69bb ldr r3, [r7, #24] 800da9c: 799b ldrb r3, [r3, #6] 800da9e: 2b09 cmp r3, #9 800daa0: d80a bhi.n 800dab8 800daa2: 69bb ldr r3, [r7, #24] 800daa4: 799b ldrb r3, [r3, #6] 800daa6: b29b uxth r3, r3 800daa8: 461a mov r2, r3 800daaa: 0152 lsls r2, r2, #5 800daac: 1ad2 subs r2, r2, r3 800daae: 0092 lsls r2, r2, #2 800dab0: 4413 add r3, r2 800dab2: 00db lsls r3, r3, #3 800dab4: b29b uxth r3, r3 800dab6: e001 b.n 800dabc 800dab8: f242 7310 movw r3, #10000 ; 0x2710 800dabc: 81fb strh r3, [r7, #14] dhcp->request_timeout = (u16_t)((msecs + DHCP_FINE_TIMER_MSECS - 1) / DHCP_FINE_TIMER_MSECS); 800dabe: 89fb ldrh r3, [r7, #14] 800dac0: f203 13f3 addw r3, r3, #499 ; 0x1f3 800dac4: 4a0a ldr r2, [pc, #40] ; (800daf0 ) 800dac6: fb82 1203 smull r1, r2, r2, r3 800daca: 1152 asrs r2, r2, #5 800dacc: 17db asrs r3, r3, #31 800dace: 1ad3 subs r3, r2, r3 800dad0: b29a uxth r2, r3 800dad2: 69bb ldr r3, [r7, #24] 800dad4: 811a strh r2, [r3, #8] LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_STATE, ("dhcp_reboot(): set request timeout %"U16_F" msecs\n", msecs)); return result; 800dad6: f997 301f ldrsb.w r3, [r7, #31] } 800dada: 4618 mov r0, r3 800dadc: 3720 adds r7, #32 800dade: 46bd mov sp, r7 800dae0: bdb0 pop {r4, r5, r7, pc} 800dae2: bf00 nop 800dae4: 2000002c .word 0x2000002c 800dae8: 20009a5c .word 0x20009a5c 800daec: 08018ad0 .word 0x08018ad0 800daf0: 10624dd3 .word 0x10624dd3 0800daf4 : * * @param netif network interface */ void dhcp_release_and_stop(struct netif *netif) { 800daf4: b5b0 push {r4, r5, r7, lr} 800daf6: b08a sub sp, #40 ; 0x28 800daf8: af02 add r7, sp, #8 800dafa: 6078 str r0, [r7, #4] struct dhcp *dhcp = netif_dhcp_data(netif); 800dafc: 687b ldr r3, [r7, #4] 800dafe: 6a5b ldr r3, [r3, #36] ; 0x24 800db00: 61fb str r3, [r7, #28] ip_addr_t server_ip_addr; LWIP_ASSERT_CORE_LOCKED(); LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("dhcp_release_and_stop()\n")); if (dhcp == NULL) { 800db02: 69fb ldr r3, [r7, #28] 800db04: 2b00 cmp r3, #0 800db06: f000 8084 beq.w 800dc12 return; } /* already off? -> nothing to do */ if (dhcp->state == DHCP_STATE_OFF) { 800db0a: 69fb ldr r3, [r7, #28] 800db0c: 795b ldrb r3, [r3, #5] 800db0e: 2b00 cmp r3, #0 800db10: f000 8081 beq.w 800dc16 return; } ip_addr_copy(server_ip_addr, dhcp->server_ip_addr); 800db14: 69fb ldr r3, [r7, #28] 800db16: 699b ldr r3, [r3, #24] 800db18: 613b str r3, [r7, #16] /* clean old DHCP offer */ ip_addr_set_zero_ip4(&dhcp->server_ip_addr); 800db1a: 69fb ldr r3, [r7, #28] 800db1c: 2200 movs r2, #0 800db1e: 619a str r2, [r3, #24] ip4_addr_set_zero(&dhcp->offered_ip_addr); 800db20: 69fb ldr r3, [r7, #28] 800db22: 2200 movs r2, #0 800db24: 61da str r2, [r3, #28] ip4_addr_set_zero(&dhcp->offered_sn_mask); 800db26: 69fb ldr r3, [r7, #28] 800db28: 2200 movs r2, #0 800db2a: 621a str r2, [r3, #32] ip4_addr_set_zero(&dhcp->offered_gw_addr); 800db2c: 69fb ldr r3, [r7, #28] 800db2e: 2200 movs r2, #0 800db30: 625a str r2, [r3, #36] ; 0x24 #if LWIP_DHCP_BOOTP_FILE ip4_addr_set_zero(&dhcp->offered_si_addr); #endif /* LWIP_DHCP_BOOTP_FILE */ dhcp->offered_t0_lease = dhcp->offered_t1_renew = dhcp->offered_t2_rebind = 0; 800db32: 69fb ldr r3, [r7, #28] 800db34: 2200 movs r2, #0 800db36: 631a str r2, [r3, #48] ; 0x30 800db38: 69fb ldr r3, [r7, #28] 800db3a: 6b1a ldr r2, [r3, #48] ; 0x30 800db3c: 69fb ldr r3, [r7, #28] 800db3e: 62da str r2, [r3, #44] ; 0x2c 800db40: 69fb ldr r3, [r7, #28] 800db42: 6ada ldr r2, [r3, #44] ; 0x2c 800db44: 69fb ldr r3, [r7, #28] 800db46: 629a str r2, [r3, #40] ; 0x28 dhcp->t1_renew_time = dhcp->t2_rebind_time = dhcp->lease_used = dhcp->t0_timeout = 0; 800db48: 69fb ldr r3, [r7, #28] 800db4a: 2200 movs r2, #0 800db4c: 829a strh r2, [r3, #20] 800db4e: 69fb ldr r3, [r7, #28] 800db50: 8a9a ldrh r2, [r3, #20] 800db52: 69fb ldr r3, [r7, #28] 800db54: 825a strh r2, [r3, #18] 800db56: 69fb ldr r3, [r7, #28] 800db58: 8a5a ldrh r2, [r3, #18] 800db5a: 69fb ldr r3, [r7, #28] 800db5c: 821a strh r2, [r3, #16] 800db5e: 69fb ldr r3, [r7, #28] 800db60: 8a1a ldrh r2, [r3, #16] 800db62: 69fb ldr r3, [r7, #28] 800db64: 81da strh r2, [r3, #14] /* send release message when current IP was assigned via DHCP */ if (dhcp_supplied_address(netif)) { 800db66: 6878 ldr r0, [r7, #4] 800db68: f000 fdee bl 800e748 800db6c: 4603 mov r3, r0 800db6e: 2b00 cmp r3, #0 800db70: d03b beq.n 800dbea /* create and initialize the DHCP message header */ struct pbuf *p_out; u16_t options_out_len; p_out = dhcp_create_msg(netif, dhcp, DHCP_RELEASE, &options_out_len); 800db72: f107 030e add.w r3, r7, #14 800db76: 2207 movs r2, #7 800db78: 69f9 ldr r1, [r7, #28] 800db7a: 6878 ldr r0, [r7, #4] 800db7c: f000 fce0 bl 800e540 800db80: 61b8 str r0, [r7, #24] if (p_out != NULL) { 800db82: 69bb ldr r3, [r7, #24] 800db84: 2b00 cmp r3, #0 800db86: d030 beq.n 800dbea struct dhcp_msg *msg_out = (struct dhcp_msg *)p_out->payload; 800db88: 69bb ldr r3, [r7, #24] 800db8a: 685b ldr r3, [r3, #4] 800db8c: 617b str r3, [r7, #20] options_out_len = dhcp_option(options_out_len, msg_out->options, DHCP_OPTION_SERVER_ID, 4); 800db8e: 89f8 ldrh r0, [r7, #14] 800db90: 697b ldr r3, [r7, #20] 800db92: f103 01f0 add.w r1, r3, #240 ; 0xf0 800db96: 2304 movs r3, #4 800db98: 2236 movs r2, #54 ; 0x36 800db9a: f000 f85f bl 800dc5c 800db9e: 4603 mov r3, r0 800dba0: 81fb strh r3, [r7, #14] options_out_len = dhcp_option_long(options_out_len, msg_out->options, lwip_ntohl(ip4_addr_get_u32(ip_2_ip4(&server_ip_addr)))); 800dba2: 89fc ldrh r4, [r7, #14] 800dba4: 697b ldr r3, [r7, #20] 800dba6: f103 05f0 add.w r5, r3, #240 ; 0xf0 800dbaa: 693b ldr r3, [r7, #16] 800dbac: 4618 mov r0, r3 800dbae: f7f7 f9ae bl 8004f0e 800dbb2: 4603 mov r3, r0 800dbb4: 461a mov r2, r3 800dbb6: 4629 mov r1, r5 800dbb8: 4620 mov r0, r4 800dbba: f000 f8db bl 800dd74 800dbbe: 4603 mov r3, r0 800dbc0: 81fb strh r3, [r7, #14] LWIP_HOOK_DHCP_APPEND_OPTIONS(netif, dhcp, dhcp->state, msg_out, DHCP_RELEASE, &options_out_len); dhcp_option_trailer(options_out_len, msg_out->options, p_out); 800dbc2: 89f8 ldrh r0, [r7, #14] 800dbc4: 697b ldr r3, [r7, #20] 800dbc6: 33f0 adds r3, #240 ; 0xf0 800dbc8: 69ba ldr r2, [r7, #24] 800dbca: 4619 mov r1, r3 800dbcc: f000 fd8e bl 800e6ec udp_sendto_if(dhcp_pcb, p_out, &server_ip_addr, LWIP_IANA_PORT_DHCP_SERVER, netif); 800dbd0: 4b13 ldr r3, [pc, #76] ; (800dc20 ) 800dbd2: 6818 ldr r0, [r3, #0] 800dbd4: f107 0210 add.w r2, r7, #16 800dbd8: 687b ldr r3, [r7, #4] 800dbda: 9300 str r3, [sp, #0] 800dbdc: 2343 movs r3, #67 ; 0x43 800dbde: 69b9 ldr r1, [r7, #24] 800dbe0: f7fe fc4c bl 800c47c pbuf_free(p_out); 800dbe4: 69b8 ldr r0, [r7, #24] 800dbe6: f7f8 fce7 bl 80065b8 LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_SERIOUS, ("dhcp_release: could not allocate DHCP request\n")); } } /* remove IP address from interface (prevents routing from selecting this interface) */ netif_set_addr(netif, IP4_ADDR_ANY4, IP4_ADDR_ANY4, IP4_ADDR_ANY4); 800dbea: 4b0e ldr r3, [pc, #56] ; (800dc24 ) 800dbec: 4a0d ldr r2, [pc, #52] ; (800dc24 ) 800dbee: 490d ldr r1, [pc, #52] ; (800dc24 ) 800dbf0: 6878 ldr r0, [r7, #4] 800dbf2: f7f8 f801 bl 8005bf8 autoip_stop(netif); dhcp->autoip_coop_state = DHCP_AUTOIP_COOP_STATE_OFF; } #endif /* LWIP_DHCP_AUTOIP_COOP */ dhcp_set_state(dhcp, DHCP_STATE_OFF); 800dbf6: 2100 movs r1, #0 800dbf8: 69f8 ldr r0, [r7, #28] 800dbfa: f000 f815 bl 800dc28 if (dhcp->pcb_allocated != 0) { 800dbfe: 69fb ldr r3, [r7, #28] 800dc00: 791b ldrb r3, [r3, #4] 800dc02: 2b00 cmp r3, #0 800dc04: d008 beq.n 800dc18 dhcp_dec_pcb_refcount(); /* free DHCP PCB if not needed any more */ 800dc06: f7fe ff85 bl 800cb14 dhcp->pcb_allocated = 0; 800dc0a: 69fb ldr r3, [r7, #28] 800dc0c: 2200 movs r2, #0 800dc0e: 711a strb r2, [r3, #4] 800dc10: e002 b.n 800dc18 return; 800dc12: bf00 nop 800dc14: e000 b.n 800dc18 return; 800dc16: bf00 nop } } 800dc18: 3720 adds r7, #32 800dc1a: 46bd mov sp, r7 800dc1c: bdb0 pop {r4, r5, r7, pc} 800dc1e: bf00 nop 800dc20: 20009a5c .word 0x20009a5c 800dc24: 08018acc .word 0x08018acc 0800dc28 : * * If the state changed, reset the number of tries. */ static void dhcp_set_state(struct dhcp *dhcp, u8_t new_state) { 800dc28: b480 push {r7} 800dc2a: b083 sub sp, #12 800dc2c: af00 add r7, sp, #0 800dc2e: 6078 str r0, [r7, #4] 800dc30: 460b mov r3, r1 800dc32: 70fb strb r3, [r7, #3] if (new_state != dhcp->state) { 800dc34: 687b ldr r3, [r7, #4] 800dc36: 795b ldrb r3, [r3, #5] 800dc38: 78fa ldrb r2, [r7, #3] 800dc3a: 429a cmp r2, r3 800dc3c: d008 beq.n 800dc50 dhcp->state = new_state; 800dc3e: 687b ldr r3, [r7, #4] 800dc40: 78fa ldrb r2, [r7, #3] 800dc42: 715a strb r2, [r3, #5] dhcp->tries = 0; 800dc44: 687b ldr r3, [r7, #4] 800dc46: 2200 movs r2, #0 800dc48: 719a strb r2, [r3, #6] dhcp->request_timeout = 0; 800dc4a: 687b ldr r3, [r7, #4] 800dc4c: 2200 movs r2, #0 800dc4e: 811a strh r2, [r3, #8] } } 800dc50: bf00 nop 800dc52: 370c adds r7, #12 800dc54: 46bd mov sp, r7 800dc56: f85d 7b04 ldr.w r7, [sp], #4 800dc5a: 4770 bx lr 0800dc5c : * DHCP message. * */ static u16_t dhcp_option(u16_t options_out_len, u8_t *options, u8_t option_type, u8_t option_len) { 800dc5c: b580 push {r7, lr} 800dc5e: b082 sub sp, #8 800dc60: af00 add r7, sp, #0 800dc62: 6039 str r1, [r7, #0] 800dc64: 4611 mov r1, r2 800dc66: 461a mov r2, r3 800dc68: 4603 mov r3, r0 800dc6a: 80fb strh r3, [r7, #6] 800dc6c: 460b mov r3, r1 800dc6e: 717b strb r3, [r7, #5] 800dc70: 4613 mov r3, r2 800dc72: 713b strb r3, [r7, #4] LWIP_ASSERT("dhcp_option: options_out_len + 2 + option_len <= DHCP_OPTIONS_LEN", options_out_len + 2U + option_len <= DHCP_OPTIONS_LEN); 800dc74: 88fa ldrh r2, [r7, #6] 800dc76: 793b ldrb r3, [r7, #4] 800dc78: 4413 add r3, r2 800dc7a: 3302 adds r3, #2 800dc7c: 2b44 cmp r3, #68 ; 0x44 800dc7e: d906 bls.n 800dc8e 800dc80: 4b0d ldr r3, [pc, #52] ; (800dcb8 ) 800dc82: f240 529a movw r2, #1434 ; 0x59a 800dc86: 490d ldr r1, [pc, #52] ; (800dcbc ) 800dc88: 480d ldr r0, [pc, #52] ; (800dcc0 ) 800dc8a: f003 fa0d bl 80110a8 options[options_out_len++] = option_type; 800dc8e: 88fb ldrh r3, [r7, #6] 800dc90: 1c5a adds r2, r3, #1 800dc92: 80fa strh r2, [r7, #6] 800dc94: 461a mov r2, r3 800dc96: 683b ldr r3, [r7, #0] 800dc98: 4413 add r3, r2 800dc9a: 797a ldrb r2, [r7, #5] 800dc9c: 701a strb r2, [r3, #0] options[options_out_len++] = option_len; 800dc9e: 88fb ldrh r3, [r7, #6] 800dca0: 1c5a adds r2, r3, #1 800dca2: 80fa strh r2, [r7, #6] 800dca4: 461a mov r2, r3 800dca6: 683b ldr r3, [r7, #0] 800dca8: 4413 add r3, r2 800dcaa: 793a ldrb r2, [r7, #4] 800dcac: 701a strb r2, [r3, #0] return options_out_len; 800dcae: 88fb ldrh r3, [r7, #6] } 800dcb0: 4618 mov r0, r3 800dcb2: 3708 adds r7, #8 800dcb4: 46bd mov sp, r7 800dcb6: bd80 pop {r7, pc} 800dcb8: 08017efc .word 0x08017efc 800dcbc: 08018090 .word 0x08018090 800dcc0: 08017f5c .word 0x08017f5c 0800dcc4 : * Concatenate a single byte to the outgoing DHCP message. * */ static u16_t dhcp_option_byte(u16_t options_out_len, u8_t *options, u8_t value) { 800dcc4: b580 push {r7, lr} 800dcc6: b082 sub sp, #8 800dcc8: af00 add r7, sp, #0 800dcca: 4603 mov r3, r0 800dccc: 6039 str r1, [r7, #0] 800dcce: 80fb strh r3, [r7, #6] 800dcd0: 4613 mov r3, r2 800dcd2: 717b strb r3, [r7, #5] LWIP_ASSERT("dhcp_option_byte: options_out_len < DHCP_OPTIONS_LEN", options_out_len < DHCP_OPTIONS_LEN); 800dcd4: 88fb ldrh r3, [r7, #6] 800dcd6: 2b43 cmp r3, #67 ; 0x43 800dcd8: d906 bls.n 800dce8 800dcda: 4b0a ldr r3, [pc, #40] ; (800dd04 ) 800dcdc: f240 52a6 movw r2, #1446 ; 0x5a6 800dce0: 4909 ldr r1, [pc, #36] ; (800dd08 ) 800dce2: 480a ldr r0, [pc, #40] ; (800dd0c ) 800dce4: f003 f9e0 bl 80110a8 options[options_out_len++] = value; 800dce8: 88fb ldrh r3, [r7, #6] 800dcea: 1c5a adds r2, r3, #1 800dcec: 80fa strh r2, [r7, #6] 800dcee: 461a mov r2, r3 800dcf0: 683b ldr r3, [r7, #0] 800dcf2: 4413 add r3, r2 800dcf4: 797a ldrb r2, [r7, #5] 800dcf6: 701a strb r2, [r3, #0] return options_out_len; 800dcf8: 88fb ldrh r3, [r7, #6] } 800dcfa: 4618 mov r0, r3 800dcfc: 3708 adds r7, #8 800dcfe: 46bd mov sp, r7 800dd00: bd80 pop {r7, pc} 800dd02: bf00 nop 800dd04: 08017efc .word 0x08017efc 800dd08: 080180d4 .word 0x080180d4 800dd0c: 08017f5c .word 0x08017f5c 0800dd10 : static u16_t dhcp_option_short(u16_t options_out_len, u8_t *options, u16_t value) { 800dd10: b580 push {r7, lr} 800dd12: b082 sub sp, #8 800dd14: af00 add r7, sp, #0 800dd16: 4603 mov r3, r0 800dd18: 6039 str r1, [r7, #0] 800dd1a: 80fb strh r3, [r7, #6] 800dd1c: 4613 mov r3, r2 800dd1e: 80bb strh r3, [r7, #4] LWIP_ASSERT("dhcp_option_short: options_out_len + 2 <= DHCP_OPTIONS_LEN", options_out_len + 2U <= DHCP_OPTIONS_LEN); 800dd20: 88fb ldrh r3, [r7, #6] 800dd22: 3302 adds r3, #2 800dd24: 2b44 cmp r3, #68 ; 0x44 800dd26: d906 bls.n 800dd36 800dd28: 4b0f ldr r3, [pc, #60] ; (800dd68 ) 800dd2a: f240 52ae movw r2, #1454 ; 0x5ae 800dd2e: 490f ldr r1, [pc, #60] ; (800dd6c ) 800dd30: 480f ldr r0, [pc, #60] ; (800dd70 ) 800dd32: f003 f9b9 bl 80110a8 options[options_out_len++] = (u8_t)((value & 0xff00U) >> 8); 800dd36: 88bb ldrh r3, [r7, #4] 800dd38: 0a1b lsrs r3, r3, #8 800dd3a: b29a uxth r2, r3 800dd3c: 88fb ldrh r3, [r7, #6] 800dd3e: 1c59 adds r1, r3, #1 800dd40: 80f9 strh r1, [r7, #6] 800dd42: 4619 mov r1, r3 800dd44: 683b ldr r3, [r7, #0] 800dd46: 440b add r3, r1 800dd48: b2d2 uxtb r2, r2 800dd4a: 701a strb r2, [r3, #0] options[options_out_len++] = (u8_t) (value & 0x00ffU); 800dd4c: 88fb ldrh r3, [r7, #6] 800dd4e: 1c5a adds r2, r3, #1 800dd50: 80fa strh r2, [r7, #6] 800dd52: 461a mov r2, r3 800dd54: 683b ldr r3, [r7, #0] 800dd56: 4413 add r3, r2 800dd58: 88ba ldrh r2, [r7, #4] 800dd5a: b2d2 uxtb r2, r2 800dd5c: 701a strb r2, [r3, #0] return options_out_len; 800dd5e: 88fb ldrh r3, [r7, #6] } 800dd60: 4618 mov r0, r3 800dd62: 3708 adds r7, #8 800dd64: 46bd mov sp, r7 800dd66: bd80 pop {r7, pc} 800dd68: 08017efc .word 0x08017efc 800dd6c: 0801810c .word 0x0801810c 800dd70: 08017f5c .word 0x08017f5c 0800dd74 : static u16_t dhcp_option_long(u16_t options_out_len, u8_t *options, u32_t value) { 800dd74: b580 push {r7, lr} 800dd76: b084 sub sp, #16 800dd78: af00 add r7, sp, #0 800dd7a: 4603 mov r3, r0 800dd7c: 60b9 str r1, [r7, #8] 800dd7e: 607a str r2, [r7, #4] 800dd80: 81fb strh r3, [r7, #14] LWIP_ASSERT("dhcp_option_long: options_out_len + 4 <= DHCP_OPTIONS_LEN", options_out_len + 4U <= DHCP_OPTIONS_LEN); 800dd82: 89fb ldrh r3, [r7, #14] 800dd84: 3304 adds r3, #4 800dd86: 2b44 cmp r3, #68 ; 0x44 800dd88: d906 bls.n 800dd98 800dd8a: 4b19 ldr r3, [pc, #100] ; (800ddf0 ) 800dd8c: f240 52b7 movw r2, #1463 ; 0x5b7 800dd90: 4918 ldr r1, [pc, #96] ; (800ddf4 ) 800dd92: 4819 ldr r0, [pc, #100] ; (800ddf8 ) 800dd94: f003 f988 bl 80110a8 options[options_out_len++] = (u8_t)((value & 0xff000000UL) >> 24); 800dd98: 687b ldr r3, [r7, #4] 800dd9a: 0e1a lsrs r2, r3, #24 800dd9c: 89fb ldrh r3, [r7, #14] 800dd9e: 1c59 adds r1, r3, #1 800dda0: 81f9 strh r1, [r7, #14] 800dda2: 4619 mov r1, r3 800dda4: 68bb ldr r3, [r7, #8] 800dda6: 440b add r3, r1 800dda8: b2d2 uxtb r2, r2 800ddaa: 701a strb r2, [r3, #0] options[options_out_len++] = (u8_t)((value & 0x00ff0000UL) >> 16); 800ddac: 687b ldr r3, [r7, #4] 800ddae: 0c1a lsrs r2, r3, #16 800ddb0: 89fb ldrh r3, [r7, #14] 800ddb2: 1c59 adds r1, r3, #1 800ddb4: 81f9 strh r1, [r7, #14] 800ddb6: 4619 mov r1, r3 800ddb8: 68bb ldr r3, [r7, #8] 800ddba: 440b add r3, r1 800ddbc: b2d2 uxtb r2, r2 800ddbe: 701a strb r2, [r3, #0] options[options_out_len++] = (u8_t)((value & 0x0000ff00UL) >> 8); 800ddc0: 687b ldr r3, [r7, #4] 800ddc2: 0a1a lsrs r2, r3, #8 800ddc4: 89fb ldrh r3, [r7, #14] 800ddc6: 1c59 adds r1, r3, #1 800ddc8: 81f9 strh r1, [r7, #14] 800ddca: 4619 mov r1, r3 800ddcc: 68bb ldr r3, [r7, #8] 800ddce: 440b add r3, r1 800ddd0: b2d2 uxtb r2, r2 800ddd2: 701a strb r2, [r3, #0] options[options_out_len++] = (u8_t)((value & 0x000000ffUL)); 800ddd4: 89fb ldrh r3, [r7, #14] 800ddd6: 1c5a adds r2, r3, #1 800ddd8: 81fa strh r2, [r7, #14] 800ddda: 461a mov r2, r3 800dddc: 68bb ldr r3, [r7, #8] 800ddde: 4413 add r3, r2 800dde0: 687a ldr r2, [r7, #4] 800dde2: b2d2 uxtb r2, r2 800dde4: 701a strb r2, [r3, #0] return options_out_len; 800dde6: 89fb ldrh r3, [r7, #14] } 800dde8: 4618 mov r0, r3 800ddea: 3710 adds r7, #16 800ddec: 46bd mov sp, r7 800ddee: bd80 pop {r7, pc} 800ddf0: 08017efc .word 0x08017efc 800ddf4: 08018148 .word 0x08018148 800ddf8: 08017f5c .word 0x08017f5c 0800ddfc : * use that further on. * */ static err_t dhcp_parse_reply(struct pbuf *p, struct dhcp *dhcp) { 800ddfc: b580 push {r7, lr} 800ddfe: b090 sub sp, #64 ; 0x40 800de00: af00 add r7, sp, #0 800de02: 6078 str r0, [r7, #4] 800de04: 6039 str r1, [r7, #0] u16_t offset; u16_t offset_max; u16_t options_idx; u16_t options_idx_max; struct pbuf *q; int parse_file_as_options = 0; 800de06: 2300 movs r3, #0 800de08: 62fb str r3, [r7, #44] ; 0x2c int parse_sname_as_options = 0; 800de0a: 2300 movs r3, #0 800de0c: 62bb str r3, [r7, #40] ; 0x28 #endif LWIP_UNUSED_ARG(dhcp); /* clear received options */ dhcp_clear_all_options(dhcp); 800de0e: 2208 movs r2, #8 800de10: 2100 movs r1, #0 800de12: 48b5 ldr r0, [pc, #724] ; (800e0e8 ) 800de14: f003 f940 bl 8011098 /* check that beginning of dhcp_msg (up to and including chaddr) is in first pbuf */ if (p->len < DHCP_SNAME_OFS) { 800de18: 687b ldr r3, [r7, #4] 800de1a: 895b ldrh r3, [r3, #10] 800de1c: 2b2b cmp r3, #43 ; 0x2b 800de1e: d802 bhi.n 800de26 return ERR_BUF; 800de20: f06f 0301 mvn.w r3, #1 800de24: e2a7 b.n 800e376 } msg_in = (struct dhcp_msg *)p->payload; 800de26: 687b ldr r3, [r7, #4] 800de28: 685b ldr r3, [r3, #4] 800de2a: 61bb str r3, [r7, #24] #endif /* LWIP_DHCP_BOOTP_FILE */ /* parse options */ /* start with options field */ options_idx = DHCP_OPTIONS_OFS; 800de2c: 23f0 movs r3, #240 ; 0xf0 800de2e: 86fb strh r3, [r7, #54] ; 0x36 /* parse options to the end of the received packet */ options_idx_max = p->tot_len; 800de30: 687b ldr r3, [r7, #4] 800de32: 891b ldrh r3, [r3, #8] 800de34: 86bb strh r3, [r7, #52] ; 0x34 again: q = p; 800de36: 687b ldr r3, [r7, #4] 800de38: 633b str r3, [r7, #48] ; 0x30 while ((q != NULL) && (options_idx >= q->len)) { 800de3a: e00c b.n 800de56 options_idx = (u16_t)(options_idx - q->len); 800de3c: 6b3b ldr r3, [r7, #48] ; 0x30 800de3e: 895b ldrh r3, [r3, #10] 800de40: 8efa ldrh r2, [r7, #54] ; 0x36 800de42: 1ad3 subs r3, r2, r3 800de44: 86fb strh r3, [r7, #54] ; 0x36 options_idx_max = (u16_t)(options_idx_max - q->len); 800de46: 6b3b ldr r3, [r7, #48] ; 0x30 800de48: 895b ldrh r3, [r3, #10] 800de4a: 8eba ldrh r2, [r7, #52] ; 0x34 800de4c: 1ad3 subs r3, r2, r3 800de4e: 86bb strh r3, [r7, #52] ; 0x34 q = q->next; 800de50: 6b3b ldr r3, [r7, #48] ; 0x30 800de52: 681b ldr r3, [r3, #0] 800de54: 633b str r3, [r7, #48] ; 0x30 while ((q != NULL) && (options_idx >= q->len)) { 800de56: 6b3b ldr r3, [r7, #48] ; 0x30 800de58: 2b00 cmp r3, #0 800de5a: d004 beq.n 800de66 800de5c: 6b3b ldr r3, [r7, #48] ; 0x30 800de5e: 895b ldrh r3, [r3, #10] 800de60: 8efa ldrh r2, [r7, #54] ; 0x36 800de62: 429a cmp r2, r3 800de64: d2ea bcs.n 800de3c } if (q == NULL) { 800de66: 6b3b ldr r3, [r7, #48] ; 0x30 800de68: 2b00 cmp r3, #0 800de6a: d102 bne.n 800de72 return ERR_BUF; 800de6c: f06f 0301 mvn.w r3, #1 800de70: e281 b.n 800e376 } offset = options_idx; 800de72: 8efb ldrh r3, [r7, #54] ; 0x36 800de74: 877b strh r3, [r7, #58] ; 0x3a offset_max = options_idx_max; 800de76: 8ebb ldrh r3, [r7, #52] ; 0x34 800de78: 873b strh r3, [r7, #56] ; 0x38 options = (u8_t *)q->payload; 800de7a: 6b3b ldr r3, [r7, #48] ; 0x30 800de7c: 685b ldr r3, [r3, #4] 800de7e: 63fb str r3, [r7, #60] ; 0x3c /* at least 1 byte to read and no end marker, then at least 3 bytes to read? */ while ((q != NULL) && (offset < offset_max) && (options[offset] != DHCP_OPTION_END)) { 800de80: e239 b.n 800e2f6 u8_t op = options[offset]; 800de82: 8f7b ldrh r3, [r7, #58] ; 0x3a 800de84: 6bfa ldr r2, [r7, #60] ; 0x3c 800de86: 4413 add r3, r2 800de88: 781b ldrb r3, [r3, #0] 800de8a: 75fb strb r3, [r7, #23] u8_t len; u8_t decode_len = 0; 800de8c: 2300 movs r3, #0 800de8e: f887 3026 strb.w r3, [r7, #38] ; 0x26 int decode_idx = -1; 800de92: f04f 33ff mov.w r3, #4294967295 800de96: 623b str r3, [r7, #32] u16_t val_offset = (u16_t)(offset + 2); 800de98: 8f7b ldrh r3, [r7, #58] ; 0x3a 800de9a: 3302 adds r3, #2 800de9c: 83fb strh r3, [r7, #30] if (val_offset < offset) { 800de9e: 8bfa ldrh r2, [r7, #30] 800dea0: 8f7b ldrh r3, [r7, #58] ; 0x3a 800dea2: 429a cmp r2, r3 800dea4: d202 bcs.n 800deac /* overflow */ return ERR_BUF; 800dea6: f06f 0301 mvn.w r3, #1 800deaa: e264 b.n 800e376 } /* len byte might be in the next pbuf */ if ((offset + 1) < q->len) { 800deac: 8f7b ldrh r3, [r7, #58] ; 0x3a 800deae: 3301 adds r3, #1 800deb0: 6b3a ldr r2, [r7, #48] ; 0x30 800deb2: 8952 ldrh r2, [r2, #10] 800deb4: 4293 cmp r3, r2 800deb6: da07 bge.n 800dec8 len = options[offset + 1]; 800deb8: 8f7b ldrh r3, [r7, #58] ; 0x3a 800deba: 3301 adds r3, #1 800debc: 6bfa ldr r2, [r7, #60] ; 0x3c 800debe: 4413 add r3, r2 800dec0: 781b ldrb r3, [r3, #0] 800dec2: f887 3027 strb.w r3, [r7, #39] ; 0x27 800dec6: e00b b.n 800dee0 } else { len = (q->next != NULL ? ((u8_t *)q->next->payload)[0] : 0); 800dec8: 6b3b ldr r3, [r7, #48] ; 0x30 800deca: 681b ldr r3, [r3, #0] 800decc: 2b00 cmp r3, #0 800dece: d004 beq.n 800deda 800ded0: 6b3b ldr r3, [r7, #48] ; 0x30 800ded2: 681b ldr r3, [r3, #0] 800ded4: 685b ldr r3, [r3, #4] 800ded6: 781b ldrb r3, [r3, #0] 800ded8: e000 b.n 800dedc 800deda: 2300 movs r3, #0 800dedc: f887 3027 strb.w r3, [r7, #39] ; 0x27 } /* LWIP_DEBUGF(DHCP_DEBUG, ("msg_offset=%"U16_F", q->len=%"U16_F, msg_offset, q->len)); */ decode_len = len; 800dee0: f897 3027 ldrb.w r3, [r7, #39] ; 0x27 800dee4: f887 3026 strb.w r3, [r7, #38] ; 0x26 switch (op) { 800dee8: 7dfb ldrb r3, [r7, #23] 800deea: 2b3b cmp r3, #59 ; 0x3b 800deec: f200 812c bhi.w 800e148 800def0: a201 add r2, pc, #4 ; (adr r2, 800def8 ) 800def2: f852 f023 ldr.w pc, [r2, r3, lsl #2] 800def6: bf00 nop 800def8: 0800dfe9 .word 0x0800dfe9 800defc: 0800dff9 .word 0x0800dff9 800df00: 0800e149 .word 0x0800e149 800df04: 0800e01b .word 0x0800e01b 800df08: 0800e149 .word 0x0800e149 800df0c: 0800e149 .word 0x0800e149 800df10: 0800e149 .word 0x0800e149 800df14: 0800e149 .word 0x0800e149 800df18: 0800e149 .word 0x0800e149 800df1c: 0800e149 .word 0x0800e149 800df20: 0800e149 .word 0x0800e149 800df24: 0800e149 .word 0x0800e149 800df28: 0800e149 .word 0x0800e149 800df2c: 0800e149 .word 0x0800e149 800df30: 0800e149 .word 0x0800e149 800df34: 0800e149 .word 0x0800e149 800df38: 0800e149 .word 0x0800e149 800df3c: 0800e149 .word 0x0800e149 800df40: 0800e149 .word 0x0800e149 800df44: 0800e149 .word 0x0800e149 800df48: 0800e149 .word 0x0800e149 800df4c: 0800e149 .word 0x0800e149 800df50: 0800e149 .word 0x0800e149 800df54: 0800e149 .word 0x0800e149 800df58: 0800e149 .word 0x0800e149 800df5c: 0800e149 .word 0x0800e149 800df60: 0800e149 .word 0x0800e149 800df64: 0800e149 .word 0x0800e149 800df68: 0800e149 .word 0x0800e149 800df6c: 0800e149 .word 0x0800e149 800df70: 0800e149 .word 0x0800e149 800df74: 0800e149 .word 0x0800e149 800df78: 0800e149 .word 0x0800e149 800df7c: 0800e149 .word 0x0800e149 800df80: 0800e149 .word 0x0800e149 800df84: 0800e149 .word 0x0800e149 800df88: 0800e149 .word 0x0800e149 800df8c: 0800e149 .word 0x0800e149 800df90: 0800e149 .word 0x0800e149 800df94: 0800e149 .word 0x0800e149 800df98: 0800e149 .word 0x0800e149 800df9c: 0800e149 .word 0x0800e149 800dfa0: 0800e149 .word 0x0800e149 800dfa4: 0800e149 .word 0x0800e149 800dfa8: 0800e149 .word 0x0800e149 800dfac: 0800e149 .word 0x0800e149 800dfb0: 0800e149 .word 0x0800e149 800dfb4: 0800e149 .word 0x0800e149 800dfb8: 0800e149 .word 0x0800e149 800dfbc: 0800e149 .word 0x0800e149 800dfc0: 0800e149 .word 0x0800e149 800dfc4: 0800e047 .word 0x0800e047 800dfc8: 0800e069 .word 0x0800e069 800dfcc: 0800e0a5 .word 0x0800e0a5 800dfd0: 0800e0c7 .word 0x0800e0c7 800dfd4: 0800e149 .word 0x0800e149 800dfd8: 0800e149 .word 0x0800e149 800dfdc: 0800e149 .word 0x0800e149 800dfe0: 0800e105 .word 0x0800e105 800dfe4: 0800e127 .word 0x0800e127 /* case(DHCP_OPTION_END): handled above */ case (DHCP_OPTION_PAD): /* special option: no len encoded */ decode_len = len = 0; 800dfe8: 2300 movs r3, #0 800dfea: f887 3027 strb.w r3, [r7, #39] ; 0x27 800dfee: f897 3027 ldrb.w r3, [r7, #39] ; 0x27 800dff2: f887 3026 strb.w r3, [r7, #38] ; 0x26 /* will be increased below */ break; 800dff6: e0ab b.n 800e150 case (DHCP_OPTION_SUBNET_MASK): LWIP_ERROR("len == 4", len == 4, return ERR_VAL;); 800dff8: f897 3027 ldrb.w r3, [r7, #39] ; 0x27 800dffc: 2b04 cmp r3, #4 800dffe: d009 beq.n 800e014 800e000: 4b3a ldr r3, [pc, #232] ; (800e0ec ) 800e002: f240 622e movw r2, #1582 ; 0x62e 800e006: 493a ldr r1, [pc, #232] ; (800e0f0 ) 800e008: 483a ldr r0, [pc, #232] ; (800e0f4 ) 800e00a: f003 f84d bl 80110a8 800e00e: f06f 0305 mvn.w r3, #5 800e012: e1b0 b.n 800e376 decode_idx = DHCP_OPTION_IDX_SUBNET_MASK; 800e014: 2306 movs r3, #6 800e016: 623b str r3, [r7, #32] break; 800e018: e09a b.n 800e150 case (DHCP_OPTION_ROUTER): decode_len = 4; /* only copy the first given router */ 800e01a: 2304 movs r3, #4 800e01c: f887 3026 strb.w r3, [r7, #38] ; 0x26 LWIP_ERROR("len >= decode_len", len >= decode_len, return ERR_VAL;); 800e020: f897 2027 ldrb.w r2, [r7, #39] ; 0x27 800e024: f897 3026 ldrb.w r3, [r7, #38] ; 0x26 800e028: 429a cmp r2, r3 800e02a: d209 bcs.n 800e040 800e02c: 4b2f ldr r3, [pc, #188] ; (800e0ec ) 800e02e: f240 6233 movw r2, #1587 ; 0x633 800e032: 4931 ldr r1, [pc, #196] ; (800e0f8 ) 800e034: 482f ldr r0, [pc, #188] ; (800e0f4 ) 800e036: f003 f837 bl 80110a8 800e03a: f06f 0305 mvn.w r3, #5 800e03e: e19a b.n 800e376 decode_idx = DHCP_OPTION_IDX_ROUTER; 800e040: 2307 movs r3, #7 800e042: 623b str r3, [r7, #32] break; 800e044: e084 b.n 800e150 LWIP_ERROR("len >= decode_len", len >= decode_len, return ERR_VAL;); decode_idx = DHCP_OPTION_IDX_DNS_SERVER; break; #endif /* LWIP_DHCP_PROVIDE_DNS_SERVERS */ case (DHCP_OPTION_LEASE_TIME): LWIP_ERROR("len == 4", len == 4, return ERR_VAL;); 800e046: f897 3027 ldrb.w r3, [r7, #39] ; 0x27 800e04a: 2b04 cmp r3, #4 800e04c: d009 beq.n 800e062 800e04e: 4b27 ldr r3, [pc, #156] ; (800e0ec ) 800e050: f240 6241 movw r2, #1601 ; 0x641 800e054: 4926 ldr r1, [pc, #152] ; (800e0f0 ) 800e056: 4827 ldr r0, [pc, #156] ; (800e0f4 ) 800e058: f003 f826 bl 80110a8 800e05c: f06f 0305 mvn.w r3, #5 800e060: e189 b.n 800e376 decode_idx = DHCP_OPTION_IDX_LEASE_TIME; 800e062: 2303 movs r3, #3 800e064: 623b str r3, [r7, #32] break; 800e066: e073 b.n 800e150 LWIP_ERROR("len >= decode_len", len >= decode_len, return ERR_VAL;); decode_idx = DHCP_OPTION_IDX_NTP_SERVER; break; #endif /* LWIP_DHCP_GET_NTP_SRV*/ case (DHCP_OPTION_OVERLOAD): LWIP_ERROR("len == 1", len == 1, return ERR_VAL;); 800e068: f897 3027 ldrb.w r3, [r7, #39] ; 0x27 800e06c: 2b01 cmp r3, #1 800e06e: d009 beq.n 800e084 800e070: 4b1e ldr r3, [pc, #120] ; (800e0ec ) 800e072: f240 624f movw r2, #1615 ; 0x64f 800e076: 4921 ldr r1, [pc, #132] ; (800e0fc ) 800e078: 481e ldr r0, [pc, #120] ; (800e0f4 ) 800e07a: f003 f815 bl 80110a8 800e07e: f06f 0305 mvn.w r3, #5 800e082: e178 b.n 800e376 /* decode overload only in options, not in file/sname: invalid packet */ LWIP_ERROR("overload in file/sname", options_idx == DHCP_OPTIONS_OFS, return ERR_VAL;); 800e084: 8efb ldrh r3, [r7, #54] ; 0x36 800e086: 2bf0 cmp r3, #240 ; 0xf0 800e088: d009 beq.n 800e09e 800e08a: 4b18 ldr r3, [pc, #96] ; (800e0ec ) 800e08c: f240 6251 movw r2, #1617 ; 0x651 800e090: 491b ldr r1, [pc, #108] ; (800e100 ) 800e092: 4818 ldr r0, [pc, #96] ; (800e0f4 ) 800e094: f003 f808 bl 80110a8 800e098: f06f 0305 mvn.w r3, #5 800e09c: e16b b.n 800e376 decode_idx = DHCP_OPTION_IDX_OVERLOAD; 800e09e: 2300 movs r3, #0 800e0a0: 623b str r3, [r7, #32] break; 800e0a2: e055 b.n 800e150 case (DHCP_OPTION_MESSAGE_TYPE): LWIP_ERROR("len == 1", len == 1, return ERR_VAL;); 800e0a4: f897 3027 ldrb.w r3, [r7, #39] ; 0x27 800e0a8: 2b01 cmp r3, #1 800e0aa: d009 beq.n 800e0c0 800e0ac: 4b0f ldr r3, [pc, #60] ; (800e0ec ) 800e0ae: f240 6255 movw r2, #1621 ; 0x655 800e0b2: 4912 ldr r1, [pc, #72] ; (800e0fc ) 800e0b4: 480f ldr r0, [pc, #60] ; (800e0f4 ) 800e0b6: f002 fff7 bl 80110a8 800e0ba: f06f 0305 mvn.w r3, #5 800e0be: e15a b.n 800e376 decode_idx = DHCP_OPTION_IDX_MSG_TYPE; 800e0c0: 2301 movs r3, #1 800e0c2: 623b str r3, [r7, #32] break; 800e0c4: e044 b.n 800e150 case (DHCP_OPTION_SERVER_ID): LWIP_ERROR("len == 4", len == 4, return ERR_VAL;); 800e0c6: f897 3027 ldrb.w r3, [r7, #39] ; 0x27 800e0ca: 2b04 cmp r3, #4 800e0cc: d009 beq.n 800e0e2 800e0ce: 4b07 ldr r3, [pc, #28] ; (800e0ec ) 800e0d0: f240 6259 movw r2, #1625 ; 0x659 800e0d4: 4906 ldr r1, [pc, #24] ; (800e0f0 ) 800e0d6: 4807 ldr r0, [pc, #28] ; (800e0f4 ) 800e0d8: f002 ffe6 bl 80110a8 800e0dc: f06f 0305 mvn.w r3, #5 800e0e0: e149 b.n 800e376 decode_idx = DHCP_OPTION_IDX_SERVER_ID; 800e0e2: 2302 movs r3, #2 800e0e4: 623b str r3, [r7, #32] break; 800e0e6: e033 b.n 800e150 800e0e8: 20009a54 .word 0x20009a54 800e0ec: 08017efc .word 0x08017efc 800e0f0: 08018184 .word 0x08018184 800e0f4: 08017f5c .word 0x08017f5c 800e0f8: 08018190 .word 0x08018190 800e0fc: 080181a4 .word 0x080181a4 800e100: 080181b0 .word 0x080181b0 case (DHCP_OPTION_T1): LWIP_ERROR("len == 4", len == 4, return ERR_VAL;); 800e104: f897 3027 ldrb.w r3, [r7, #39] ; 0x27 800e108: 2b04 cmp r3, #4 800e10a: d009 beq.n 800e120 800e10c: 4b9c ldr r3, [pc, #624] ; (800e380 ) 800e10e: f240 625d movw r2, #1629 ; 0x65d 800e112: 499c ldr r1, [pc, #624] ; (800e384 ) 800e114: 489c ldr r0, [pc, #624] ; (800e388 ) 800e116: f002 ffc7 bl 80110a8 800e11a: f06f 0305 mvn.w r3, #5 800e11e: e12a b.n 800e376 decode_idx = DHCP_OPTION_IDX_T1; 800e120: 2304 movs r3, #4 800e122: 623b str r3, [r7, #32] break; 800e124: e014 b.n 800e150 case (DHCP_OPTION_T2): LWIP_ERROR("len == 4", len == 4, return ERR_VAL;); 800e126: f897 3027 ldrb.w r3, [r7, #39] ; 0x27 800e12a: 2b04 cmp r3, #4 800e12c: d009 beq.n 800e142 800e12e: 4b94 ldr r3, [pc, #592] ; (800e380 ) 800e130: f240 6261 movw r2, #1633 ; 0x661 800e134: 4993 ldr r1, [pc, #588] ; (800e384 ) 800e136: 4894 ldr r0, [pc, #592] ; (800e388 ) 800e138: f002 ffb6 bl 80110a8 800e13c: f06f 0305 mvn.w r3, #5 800e140: e119 b.n 800e376 decode_idx = DHCP_OPTION_IDX_T2; 800e142: 2305 movs r3, #5 800e144: 623b str r3, [r7, #32] break; 800e146: e003 b.n 800e150 default: decode_len = 0; 800e148: 2300 movs r3, #0 800e14a: f887 3026 strb.w r3, [r7, #38] ; 0x26 LWIP_DEBUGF(DHCP_DEBUG, ("skipping option %"U16_F" in options\n", (u16_t)op)); LWIP_HOOK_DHCP_PARSE_OPTION(ip_current_netif(), dhcp, dhcp->state, msg_in, dhcp_option_given(dhcp, DHCP_OPTION_IDX_MSG_TYPE) ? (u8_t)dhcp_get_option_value(dhcp, DHCP_OPTION_IDX_MSG_TYPE) : 0, op, len, q, val_offset); break; 800e14e: bf00 nop } if (op == DHCP_OPTION_PAD) { 800e150: 7dfb ldrb r3, [r7, #23] 800e152: 2b00 cmp r3, #0 800e154: d103 bne.n 800e15e offset++; 800e156: 8f7b ldrh r3, [r7, #58] ; 0x3a 800e158: 3301 adds r3, #1 800e15a: 877b strh r3, [r7, #58] ; 0x3a 800e15c: e0a1 b.n 800e2a2 } else { if (offset + len + 2 > 0xFFFF) { 800e15e: 8f7a ldrh r2, [r7, #58] ; 0x3a 800e160: f897 3027 ldrb.w r3, [r7, #39] ; 0x27 800e164: 4413 add r3, r2 800e166: f64f 72fd movw r2, #65533 ; 0xfffd 800e16a: 4293 cmp r3, r2 800e16c: dd02 ble.n 800e174 /* overflow */ return ERR_BUF; 800e16e: f06f 0301 mvn.w r3, #1 800e172: e100 b.n 800e376 } offset = (u16_t)(offset + len + 2); 800e174: f897 3027 ldrb.w r3, [r7, #39] ; 0x27 800e178: b29a uxth r2, r3 800e17a: 8f7b ldrh r3, [r7, #58] ; 0x3a 800e17c: 4413 add r3, r2 800e17e: b29b uxth r3, r3 800e180: 3302 adds r3, #2 800e182: 877b strh r3, [r7, #58] ; 0x3a if (decode_len > 0) { 800e184: f897 3026 ldrb.w r3, [r7, #38] ; 0x26 800e188: 2b00 cmp r3, #0 800e18a: f000 808a beq.w 800e2a2 u32_t value = 0; 800e18e: 2300 movs r3, #0 800e190: 60bb str r3, [r7, #8] u16_t copy_len; decode_next: LWIP_ASSERT("check decode_idx", decode_idx >= 0 && decode_idx < DHCP_OPTION_IDX_MAX); 800e192: 6a3b ldr r3, [r7, #32] 800e194: 2b00 cmp r3, #0 800e196: db02 blt.n 800e19e 800e198: 6a3b ldr r3, [r7, #32] 800e19a: 2b07 cmp r3, #7 800e19c: dd06 ble.n 800e1ac 800e19e: 4b78 ldr r3, [pc, #480] ; (800e380 ) 800e1a0: f44f 62cf mov.w r2, #1656 ; 0x678 800e1a4: 4979 ldr r1, [pc, #484] ; (800e38c ) 800e1a6: 4878 ldr r0, [pc, #480] ; (800e388 ) 800e1a8: f002 ff7e bl 80110a8 if (!dhcp_option_given(dhcp, decode_idx)) { 800e1ac: 4a78 ldr r2, [pc, #480] ; (800e390 ) 800e1ae: 6a3b ldr r3, [r7, #32] 800e1b0: 4413 add r3, r2 800e1b2: 781b ldrb r3, [r3, #0] 800e1b4: 2b00 cmp r3, #0 800e1b6: d174 bne.n 800e2a2 copy_len = LWIP_MIN(decode_len, 4); 800e1b8: f897 3026 ldrb.w r3, [r7, #38] ; 0x26 800e1bc: 2b04 cmp r3, #4 800e1be: bf28 it cs 800e1c0: 2304 movcs r3, #4 800e1c2: b2db uxtb r3, r3 800e1c4: 82bb strh r3, [r7, #20] if (pbuf_copy_partial(q, &value, copy_len, val_offset) != copy_len) { 800e1c6: 8bfb ldrh r3, [r7, #30] 800e1c8: 8aba ldrh r2, [r7, #20] 800e1ca: f107 0108 add.w r1, r7, #8 800e1ce: 6b38 ldr r0, [r7, #48] ; 0x30 800e1d0: f7f8 fbec bl 80069ac 800e1d4: 4603 mov r3, r0 800e1d6: 461a mov r2, r3 800e1d8: 8abb ldrh r3, [r7, #20] 800e1da: 4293 cmp r3, r2 800e1dc: d002 beq.n 800e1e4 return ERR_BUF; 800e1de: f06f 0301 mvn.w r3, #1 800e1e2: e0c8 b.n 800e376 } if (decode_len > 4) { 800e1e4: f897 3026 ldrb.w r3, [r7, #38] ; 0x26 800e1e8: 2b04 cmp r3, #4 800e1ea: d933 bls.n 800e254 /* decode more than one u32_t */ u16_t next_val_offset; LWIP_ERROR("decode_len %% 4 == 0", decode_len % 4 == 0, return ERR_VAL;); 800e1ec: f897 3026 ldrb.w r3, [r7, #38] ; 0x26 800e1f0: f003 0303 and.w r3, r3, #3 800e1f4: b2db uxtb r3, r3 800e1f6: 2b00 cmp r3, #0 800e1f8: d009 beq.n 800e20e 800e1fa: 4b61 ldr r3, [pc, #388] ; (800e380 ) 800e1fc: f240 6281 movw r2, #1665 ; 0x681 800e200: 4964 ldr r1, [pc, #400] ; (800e394 ) 800e202: 4861 ldr r0, [pc, #388] ; (800e388 ) 800e204: f002 ff50 bl 80110a8 800e208: f06f 0305 mvn.w r3, #5 800e20c: e0b3 b.n 800e376 dhcp_got_option(dhcp, decode_idx); 800e20e: 4a60 ldr r2, [pc, #384] ; (800e390 ) 800e210: 6a3b ldr r3, [r7, #32] 800e212: 4413 add r3, r2 800e214: 2201 movs r2, #1 800e216: 701a strb r2, [r3, #0] dhcp_set_option_value(dhcp, decode_idx, lwip_htonl(value)); 800e218: 68bb ldr r3, [r7, #8] 800e21a: 4618 mov r0, r3 800e21c: f7f6 fe77 bl 8004f0e 800e220: 4602 mov r2, r0 800e222: 495d ldr r1, [pc, #372] ; (800e398 ) 800e224: 6a3b ldr r3, [r7, #32] 800e226: f841 2023 str.w r2, [r1, r3, lsl #2] decode_len = (u8_t)(decode_len - 4); 800e22a: f897 3026 ldrb.w r3, [r7, #38] ; 0x26 800e22e: 3b04 subs r3, #4 800e230: f887 3026 strb.w r3, [r7, #38] ; 0x26 next_val_offset = (u16_t)(val_offset + 4); 800e234: 8bfb ldrh r3, [r7, #30] 800e236: 3304 adds r3, #4 800e238: 827b strh r3, [r7, #18] if (next_val_offset < val_offset) { 800e23a: 8a7a ldrh r2, [r7, #18] 800e23c: 8bfb ldrh r3, [r7, #30] 800e23e: 429a cmp r2, r3 800e240: d202 bcs.n 800e248 /* overflow */ return ERR_BUF; 800e242: f06f 0301 mvn.w r3, #1 800e246: e096 b.n 800e376 } val_offset = next_val_offset; 800e248: 8a7b ldrh r3, [r7, #18] 800e24a: 83fb strh r3, [r7, #30] decode_idx++; 800e24c: 6a3b ldr r3, [r7, #32] 800e24e: 3301 adds r3, #1 800e250: 623b str r3, [r7, #32] goto decode_next; 800e252: e79e b.n 800e192 } else if (decode_len == 4) { 800e254: f897 3026 ldrb.w r3, [r7, #38] ; 0x26 800e258: 2b04 cmp r3, #4 800e25a: d106 bne.n 800e26a value = lwip_ntohl(value); 800e25c: 68bb ldr r3, [r7, #8] 800e25e: 4618 mov r0, r3 800e260: f7f6 fe55 bl 8004f0e 800e264: 4603 mov r3, r0 800e266: 60bb str r3, [r7, #8] 800e268: e011 b.n 800e28e } else { LWIP_ERROR("invalid decode_len", decode_len == 1, return ERR_VAL;); 800e26a: f897 3026 ldrb.w r3, [r7, #38] ; 0x26 800e26e: 2b01 cmp r3, #1 800e270: d009 beq.n 800e286 800e272: 4b43 ldr r3, [pc, #268] ; (800e380 ) 800e274: f44f 62d2 mov.w r2, #1680 ; 0x690 800e278: 4948 ldr r1, [pc, #288] ; (800e39c ) 800e27a: 4843 ldr r0, [pc, #268] ; (800e388 ) 800e27c: f002 ff14 bl 80110a8 800e280: f06f 0305 mvn.w r3, #5 800e284: e077 b.n 800e376 value = ((u8_t *)&value)[0]; 800e286: f107 0308 add.w r3, r7, #8 800e28a: 781b ldrb r3, [r3, #0] 800e28c: 60bb str r3, [r7, #8] } dhcp_got_option(dhcp, decode_idx); 800e28e: 4a40 ldr r2, [pc, #256] ; (800e390 ) 800e290: 6a3b ldr r3, [r7, #32] 800e292: 4413 add r3, r2 800e294: 2201 movs r2, #1 800e296: 701a strb r2, [r3, #0] dhcp_set_option_value(dhcp, decode_idx, value); 800e298: 68ba ldr r2, [r7, #8] 800e29a: 493f ldr r1, [pc, #252] ; (800e398 ) 800e29c: 6a3b ldr r3, [r7, #32] 800e29e: f841 2023 str.w r2, [r1, r3, lsl #2] } } } if (offset >= q->len) { 800e2a2: 6b3b ldr r3, [r7, #48] ; 0x30 800e2a4: 895b ldrh r3, [r3, #10] 800e2a6: 8f7a ldrh r2, [r7, #58] ; 0x3a 800e2a8: 429a cmp r2, r3 800e2aa: d324 bcc.n 800e2f6 offset = (u16_t)(offset - q->len); 800e2ac: 6b3b ldr r3, [r7, #48] ; 0x30 800e2ae: 895b ldrh r3, [r3, #10] 800e2b0: 8f7a ldrh r2, [r7, #58] ; 0x3a 800e2b2: 1ad3 subs r3, r2, r3 800e2b4: 877b strh r3, [r7, #58] ; 0x3a offset_max = (u16_t)(offset_max - q->len); 800e2b6: 6b3b ldr r3, [r7, #48] ; 0x30 800e2b8: 895b ldrh r3, [r3, #10] 800e2ba: 8f3a ldrh r2, [r7, #56] ; 0x38 800e2bc: 1ad3 subs r3, r2, r3 800e2be: 873b strh r3, [r7, #56] ; 0x38 if (offset < offset_max) { 800e2c0: 8f7a ldrh r2, [r7, #58] ; 0x3a 800e2c2: 8f3b ldrh r3, [r7, #56] ; 0x38 800e2c4: 429a cmp r2, r3 800e2c6: d213 bcs.n 800e2f0 q = q->next; 800e2c8: 6b3b ldr r3, [r7, #48] ; 0x30 800e2ca: 681b ldr r3, [r3, #0] 800e2cc: 633b str r3, [r7, #48] ; 0x30 LWIP_ERROR("next pbuf was null", q != NULL, return ERR_VAL;); 800e2ce: 6b3b ldr r3, [r7, #48] ; 0x30 800e2d0: 2b00 cmp r3, #0 800e2d2: d109 bne.n 800e2e8 800e2d4: 4b2a ldr r3, [pc, #168] ; (800e380 ) 800e2d6: f240 629d movw r2, #1693 ; 0x69d 800e2da: 4931 ldr r1, [pc, #196] ; (800e3a0 ) 800e2dc: 482a ldr r0, [pc, #168] ; (800e388 ) 800e2de: f002 fee3 bl 80110a8 800e2e2: f06f 0305 mvn.w r3, #5 800e2e6: e046 b.n 800e376 options = (u8_t *)q->payload; 800e2e8: 6b3b ldr r3, [r7, #48] ; 0x30 800e2ea: 685b ldr r3, [r3, #4] 800e2ec: 63fb str r3, [r7, #60] ; 0x3c 800e2ee: e002 b.n 800e2f6 } else { /* We've run out of bytes, probably no end marker. Don't proceed. */ return ERR_BUF; 800e2f0: f06f 0301 mvn.w r3, #1 800e2f4: e03f b.n 800e376 while ((q != NULL) && (offset < offset_max) && (options[offset] != DHCP_OPTION_END)) { 800e2f6: 6b3b ldr r3, [r7, #48] ; 0x30 800e2f8: 2b00 cmp r3, #0 800e2fa: d00a beq.n 800e312 800e2fc: 8f7a ldrh r2, [r7, #58] ; 0x3a 800e2fe: 8f3b ldrh r3, [r7, #56] ; 0x38 800e300: 429a cmp r2, r3 800e302: d206 bcs.n 800e312 800e304: 8f7b ldrh r3, [r7, #58] ; 0x3a 800e306: 6bfa ldr r2, [r7, #60] ; 0x3c 800e308: 4413 add r3, r2 800e30a: 781b ldrb r3, [r3, #0] 800e30c: 2bff cmp r3, #255 ; 0xff 800e30e: f47f adb8 bne.w 800de82 } } } /* is this an overloaded message? */ if (dhcp_option_given(dhcp, DHCP_OPTION_IDX_OVERLOAD)) { 800e312: 4b1f ldr r3, [pc, #124] ; (800e390 ) 800e314: 781b ldrb r3, [r3, #0] 800e316: 2b00 cmp r3, #0 800e318: d018 beq.n 800e34c u32_t overload = dhcp_get_option_value(dhcp, DHCP_OPTION_IDX_OVERLOAD); 800e31a: 4b1f ldr r3, [pc, #124] ; (800e398 ) 800e31c: 681b ldr r3, [r3, #0] 800e31e: 60fb str r3, [r7, #12] dhcp_clear_option(dhcp, DHCP_OPTION_IDX_OVERLOAD); 800e320: 4b1b ldr r3, [pc, #108] ; (800e390 ) 800e322: 2200 movs r2, #0 800e324: 701a strb r2, [r3, #0] if (overload == DHCP_OVERLOAD_FILE) { 800e326: 68fb ldr r3, [r7, #12] 800e328: 2b01 cmp r3, #1 800e32a: d102 bne.n 800e332 parse_file_as_options = 1; 800e32c: 2301 movs r3, #1 800e32e: 62fb str r3, [r7, #44] ; 0x2c 800e330: e00c b.n 800e34c LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("overloaded file field\n")); } else if (overload == DHCP_OVERLOAD_SNAME) { 800e332: 68fb ldr r3, [r7, #12] 800e334: 2b02 cmp r3, #2 800e336: d102 bne.n 800e33e parse_sname_as_options = 1; 800e338: 2301 movs r3, #1 800e33a: 62bb str r3, [r7, #40] ; 0x28 800e33c: e006 b.n 800e34c LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("overloaded sname field\n")); } else if (overload == DHCP_OVERLOAD_SNAME_FILE) { 800e33e: 68fb ldr r3, [r7, #12] 800e340: 2b03 cmp r3, #3 800e342: d103 bne.n 800e34c parse_sname_as_options = 1; 800e344: 2301 movs r3, #1 800e346: 62bb str r3, [r7, #40] ; 0x28 parse_file_as_options = 1; 800e348: 2301 movs r3, #1 800e34a: 62fb str r3, [r7, #44] ; 0x2c LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("overloaded sname and file field\n")); } else { LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("invalid overload option: %d\n", (int)overload)); } } if (parse_file_as_options) { 800e34c: 6afb ldr r3, [r7, #44] ; 0x2c 800e34e: 2b00 cmp r3, #0 800e350: d006 beq.n 800e360 /* if both are overloaded, parse file first and then sname (RFC 2131 ch. 4.1) */ parse_file_as_options = 0; 800e352: 2300 movs r3, #0 800e354: 62fb str r3, [r7, #44] ; 0x2c options_idx = DHCP_FILE_OFS; 800e356: 236c movs r3, #108 ; 0x6c 800e358: 86fb strh r3, [r7, #54] ; 0x36 options_idx_max = DHCP_FILE_OFS + DHCP_FILE_LEN; 800e35a: 23ec movs r3, #236 ; 0xec 800e35c: 86bb strh r3, [r7, #52] ; 0x34 #if LWIP_DHCP_BOOTP_FILE file_overloaded = 1; #endif goto again; 800e35e: e56a b.n 800de36 } else if (parse_sname_as_options) { 800e360: 6abb ldr r3, [r7, #40] ; 0x28 800e362: 2b00 cmp r3, #0 800e364: d006 beq.n 800e374 parse_sname_as_options = 0; 800e366: 2300 movs r3, #0 800e368: 62bb str r3, [r7, #40] ; 0x28 options_idx = DHCP_SNAME_OFS; 800e36a: 232c movs r3, #44 ; 0x2c 800e36c: 86fb strh r3, [r7, #54] ; 0x36 options_idx_max = DHCP_SNAME_OFS + DHCP_SNAME_LEN; 800e36e: 236c movs r3, #108 ; 0x6c 800e370: 86bb strh r3, [r7, #52] ; 0x34 goto again; 800e372: e560 b.n 800de36 } /* make sure the string is really NULL-terminated */ dhcp->boot_file_name[DHCP_FILE_LEN-1] = 0; } #endif /* LWIP_DHCP_BOOTP_FILE */ return ERR_OK; 800e374: 2300 movs r3, #0 } 800e376: 4618 mov r0, r3 800e378: 3740 adds r7, #64 ; 0x40 800e37a: 46bd mov sp, r7 800e37c: bd80 pop {r7, pc} 800e37e: bf00 nop 800e380: 08017efc .word 0x08017efc 800e384: 08018184 .word 0x08018184 800e388: 08017f5c .word 0x08017f5c 800e38c: 080181c8 .word 0x080181c8 800e390: 20009a54 .word 0x20009a54 800e394: 080181dc .word 0x080181dc 800e398: 20009a34 .word 0x20009a34 800e39c: 080181f4 .word 0x080181f4 800e3a0: 08018208 .word 0x08018208 0800e3a4 : /** * If an incoming DHCP message is in response to us, then trigger the state machine */ static void dhcp_recv(void *arg, struct udp_pcb *pcb, struct pbuf *p, const ip_addr_t *addr, u16_t port) { 800e3a4: b580 push {r7, lr} 800e3a6: b08a sub sp, #40 ; 0x28 800e3a8: af00 add r7, sp, #0 800e3aa: 60f8 str r0, [r7, #12] 800e3ac: 60b9 str r1, [r7, #8] 800e3ae: 607a str r2, [r7, #4] 800e3b0: 603b str r3, [r7, #0] struct netif *netif = ip_current_input_netif(); 800e3b2: 4b60 ldr r3, [pc, #384] ; (800e534 ) 800e3b4: 685b ldr r3, [r3, #4] 800e3b6: 623b str r3, [r7, #32] struct dhcp *dhcp = netif_dhcp_data(netif); 800e3b8: 6a3b ldr r3, [r7, #32] 800e3ba: 6a5b ldr r3, [r3, #36] ; 0x24 800e3bc: 61fb str r3, [r7, #28] struct dhcp_msg *reply_msg = (struct dhcp_msg *)p->payload; 800e3be: 687b ldr r3, [r7, #4] 800e3c0: 685b ldr r3, [r3, #4] 800e3c2: 61bb str r3, [r7, #24] struct dhcp_msg *msg_in; LWIP_UNUSED_ARG(arg); /* Caught DHCP message from netif that does not have DHCP enabled? -> not interested */ if ((dhcp == NULL) || (dhcp->pcb_allocated == 0)) { 800e3c4: 69fb ldr r3, [r7, #28] 800e3c6: 2b00 cmp r3, #0 800e3c8: f000 809d beq.w 800e506 800e3cc: 69fb ldr r3, [r7, #28] 800e3ce: 791b ldrb r3, [r3, #4] 800e3d0: 2b00 cmp r3, #0 800e3d2: f000 8098 beq.w 800e506 /* prevent warnings about unused arguments */ LWIP_UNUSED_ARG(pcb); LWIP_UNUSED_ARG(addr); LWIP_UNUSED_ARG(port); if (p->len < DHCP_MIN_REPLY_LEN) { 800e3d6: 687b ldr r3, [r7, #4] 800e3d8: 895b ldrh r3, [r3, #10] 800e3da: 2b2b cmp r3, #43 ; 0x2b 800e3dc: f240 8095 bls.w 800e50a LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_WARNING, ("DHCP reply message or pbuf too short\n")); goto free_pbuf_and_return; } if (reply_msg->op != DHCP_BOOTREPLY) { 800e3e0: 69bb ldr r3, [r7, #24] 800e3e2: 781b ldrb r3, [r3, #0] 800e3e4: 2b02 cmp r3, #2 800e3e6: f040 8092 bne.w 800e50e LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_WARNING, ("not a DHCP reply message, but type %"U16_F"\n", (u16_t)reply_msg->op)); goto free_pbuf_and_return; } /* iterate through hardware address and match against DHCP message */ for (i = 0; i < netif->hwaddr_len && i < LWIP_MIN(DHCP_CHADDR_LEN, NETIF_MAX_HWADDR_LEN); i++) { 800e3ea: 2300 movs r3, #0 800e3ec: f887 3027 strb.w r3, [r7, #39] ; 0x27 800e3f0: e012 b.n 800e418 if (netif->hwaddr[i] != reply_msg->chaddr[i]) { 800e3f2: f897 3027 ldrb.w r3, [r7, #39] ; 0x27 800e3f6: 6a3a ldr r2, [r7, #32] 800e3f8: 4413 add r3, r2 800e3fa: f893 202a ldrb.w r2, [r3, #42] ; 0x2a 800e3fe: f897 3027 ldrb.w r3, [r7, #39] ; 0x27 800e402: 69b9 ldr r1, [r7, #24] 800e404: 440b add r3, r1 800e406: 7f1b ldrb r3, [r3, #28] 800e408: 429a cmp r2, r3 800e40a: f040 8082 bne.w 800e512 for (i = 0; i < netif->hwaddr_len && i < LWIP_MIN(DHCP_CHADDR_LEN, NETIF_MAX_HWADDR_LEN); i++) { 800e40e: f897 3027 ldrb.w r3, [r7, #39] ; 0x27 800e412: 3301 adds r3, #1 800e414: f887 3027 strb.w r3, [r7, #39] ; 0x27 800e418: 6a3b ldr r3, [r7, #32] 800e41a: f893 3030 ldrb.w r3, [r3, #48] ; 0x30 800e41e: f897 2027 ldrb.w r2, [r7, #39] ; 0x27 800e422: 429a cmp r2, r3 800e424: d203 bcs.n 800e42e 800e426: f897 3027 ldrb.w r3, [r7, #39] ; 0x27 800e42a: 2b05 cmp r3, #5 800e42c: d9e1 bls.n 800e3f2 (u16_t)i, (u16_t)netif->hwaddr[i], (u16_t)i, (u16_t)reply_msg->chaddr[i])); goto free_pbuf_and_return; } } /* match transaction ID against what we expected */ if (lwip_ntohl(reply_msg->xid) != dhcp->xid) { 800e42e: 69bb ldr r3, [r7, #24] 800e430: 685b ldr r3, [r3, #4] 800e432: 4618 mov r0, r3 800e434: f7f6 fd6b bl 8004f0e 800e438: 4602 mov r2, r0 800e43a: 69fb ldr r3, [r7, #28] 800e43c: 681b ldr r3, [r3, #0] 800e43e: 429a cmp r2, r3 800e440: d169 bne.n 800e516 LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_WARNING, ("transaction id mismatch reply_msg->xid(%"X32_F")!=dhcp->xid(%"X32_F")\n", lwip_ntohl(reply_msg->xid), dhcp->xid)); goto free_pbuf_and_return; } /* option fields could be unfold? */ if (dhcp_parse_reply(p, dhcp) != ERR_OK) { 800e442: 69f9 ldr r1, [r7, #28] 800e444: 6878 ldr r0, [r7, #4] 800e446: f7ff fcd9 bl 800ddfc 800e44a: 4603 mov r3, r0 800e44c: 2b00 cmp r3, #0 800e44e: d164 bne.n 800e51a goto free_pbuf_and_return; } LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("searching DHCP_OPTION_MESSAGE_TYPE\n")); /* obtain pointer to DHCP message type */ if (!dhcp_option_given(dhcp, DHCP_OPTION_IDX_MSG_TYPE)) { 800e450: 4b39 ldr r3, [pc, #228] ; (800e538 ) 800e452: 785b ldrb r3, [r3, #1] 800e454: 2b00 cmp r3, #0 800e456: d062 beq.n 800e51e LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_WARNING, ("DHCP_OPTION_MESSAGE_TYPE option not found\n")); goto free_pbuf_and_return; } msg_in = (struct dhcp_msg *)p->payload; 800e458: 687b ldr r3, [r7, #4] 800e45a: 685b ldr r3, [r3, #4] 800e45c: 617b str r3, [r7, #20] /* read DHCP message type */ msg_type = (u8_t)dhcp_get_option_value(dhcp, DHCP_OPTION_IDX_MSG_TYPE); 800e45e: 4b37 ldr r3, [pc, #220] ; (800e53c ) 800e460: 685b ldr r3, [r3, #4] 800e462: 74fb strb r3, [r7, #19] /* message type is DHCP ACK? */ if (msg_type == DHCP_ACK) { 800e464: 7cfb ldrb r3, [r7, #19] 800e466: 2b05 cmp r3, #5 800e468: d12a bne.n 800e4c0 LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("DHCP_ACK received\n")); /* in requesting state? */ if (dhcp->state == DHCP_STATE_REQUESTING) { 800e46a: 69fb ldr r3, [r7, #28] 800e46c: 795b ldrb r3, [r3, #5] 800e46e: 2b01 cmp r3, #1 800e470: d112 bne.n 800e498 dhcp_handle_ack(netif, msg_in); 800e472: 6979 ldr r1, [r7, #20] 800e474: 6a38 ldr r0, [r7, #32] 800e476: f7fe fe17 bl 800d0a8 #if DHCP_DOES_ARP_CHECK if ((netif->flags & NETIF_FLAG_ETHARP) != 0) { 800e47a: 6a3b ldr r3, [r7, #32] 800e47c: f893 3031 ldrb.w r3, [r3, #49] ; 0x31 800e480: f003 0308 and.w r3, r3, #8 800e484: 2b00 cmp r3, #0 800e486: d003 beq.n 800e490 /* check if the acknowledged lease address is already in use */ dhcp_check(netif); 800e488: 6a38 ldr r0, [r7, #32] 800e48a: f7fe fb87 bl 800cb9c 800e48e: e049 b.n 800e524 } else { /* bind interface to the acknowledged lease address */ dhcp_bind(netif); 800e490: 6a38 ldr r0, [r7, #32] 800e492: f7ff f867 bl 800d564 800e496: e045 b.n 800e524 /* bind interface to the acknowledged lease address */ dhcp_bind(netif); #endif } /* already bound to the given lease address? */ else if ((dhcp->state == DHCP_STATE_REBOOTING) || (dhcp->state == DHCP_STATE_REBINDING) || 800e498: 69fb ldr r3, [r7, #28] 800e49a: 795b ldrb r3, [r3, #5] 800e49c: 2b03 cmp r3, #3 800e49e: d007 beq.n 800e4b0 800e4a0: 69fb ldr r3, [r7, #28] 800e4a2: 795b ldrb r3, [r3, #5] 800e4a4: 2b04 cmp r3, #4 800e4a6: d003 beq.n 800e4b0 (dhcp->state == DHCP_STATE_RENEWING)) { 800e4a8: 69fb ldr r3, [r7, #28] 800e4aa: 795b ldrb r3, [r3, #5] else if ((dhcp->state == DHCP_STATE_REBOOTING) || (dhcp->state == DHCP_STATE_REBINDING) || 800e4ac: 2b05 cmp r3, #5 800e4ae: d139 bne.n 800e524 dhcp_handle_ack(netif, msg_in); 800e4b0: 6979 ldr r1, [r7, #20] 800e4b2: 6a38 ldr r0, [r7, #32] 800e4b4: f7fe fdf8 bl 800d0a8 dhcp_bind(netif); 800e4b8: 6a38 ldr r0, [r7, #32] 800e4ba: f7ff f853 bl 800d564 800e4be: e031 b.n 800e524 } } /* received a DHCP_NAK in appropriate state? */ else if ((msg_type == DHCP_NAK) && 800e4c0: 7cfb ldrb r3, [r7, #19] 800e4c2: 2b06 cmp r3, #6 800e4c4: d113 bne.n 800e4ee ((dhcp->state == DHCP_STATE_REBOOTING) || (dhcp->state == DHCP_STATE_REQUESTING) || 800e4c6: 69fb ldr r3, [r7, #28] 800e4c8: 795b ldrb r3, [r3, #5] else if ((msg_type == DHCP_NAK) && 800e4ca: 2b03 cmp r3, #3 800e4cc: d00b beq.n 800e4e6 ((dhcp->state == DHCP_STATE_REBOOTING) || (dhcp->state == DHCP_STATE_REQUESTING) || 800e4ce: 69fb ldr r3, [r7, #28] 800e4d0: 795b ldrb r3, [r3, #5] 800e4d2: 2b01 cmp r3, #1 800e4d4: d007 beq.n 800e4e6 (dhcp->state == DHCP_STATE_REBINDING) || (dhcp->state == DHCP_STATE_RENEWING ))) { 800e4d6: 69fb ldr r3, [r7, #28] 800e4d8: 795b ldrb r3, [r3, #5] ((dhcp->state == DHCP_STATE_REBOOTING) || (dhcp->state == DHCP_STATE_REQUESTING) || 800e4da: 2b04 cmp r3, #4 800e4dc: d003 beq.n 800e4e6 (dhcp->state == DHCP_STATE_REBINDING) || (dhcp->state == DHCP_STATE_RENEWING ))) { 800e4de: 69fb ldr r3, [r7, #28] 800e4e0: 795b ldrb r3, [r3, #5] 800e4e2: 2b05 cmp r3, #5 800e4e4: d103 bne.n 800e4ee LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("DHCP_NAK received\n")); dhcp_handle_nak(netif); 800e4e6: 6a38 ldr r0, [r7, #32] 800e4e8: f7fe fb3e bl 800cb68 800e4ec: e01a b.n 800e524 } /* received a DHCP_OFFER in DHCP_STATE_SELECTING state? */ else if ((msg_type == DHCP_OFFER) && (dhcp->state == DHCP_STATE_SELECTING)) { 800e4ee: 7cfb ldrb r3, [r7, #19] 800e4f0: 2b02 cmp r3, #2 800e4f2: d116 bne.n 800e522 800e4f4: 69fb ldr r3, [r7, #28] 800e4f6: 795b ldrb r3, [r3, #5] 800e4f8: 2b06 cmp r3, #6 800e4fa: d112 bne.n 800e522 LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("DHCP_OFFER received in DHCP_STATE_SELECTING state\n")); /* remember offered lease */ dhcp_handle_offer(netif, msg_in); 800e4fc: 6979 ldr r1, [r7, #20] 800e4fe: 6a38 ldr r0, [r7, #32] 800e500: f7fe fb80 bl 800cc04 800e504: e00e b.n 800e524 goto free_pbuf_and_return; 800e506: bf00 nop 800e508: e00c b.n 800e524 goto free_pbuf_and_return; 800e50a: bf00 nop 800e50c: e00a b.n 800e524 goto free_pbuf_and_return; 800e50e: bf00 nop 800e510: e008 b.n 800e524 goto free_pbuf_and_return; 800e512: bf00 nop 800e514: e006 b.n 800e524 goto free_pbuf_and_return; 800e516: bf00 nop 800e518: e004 b.n 800e524 goto free_pbuf_and_return; 800e51a: bf00 nop 800e51c: e002 b.n 800e524 goto free_pbuf_and_return; 800e51e: bf00 nop 800e520: e000 b.n 800e524 } free_pbuf_and_return: 800e522: bf00 nop pbuf_free(p); 800e524: 6878 ldr r0, [r7, #4] 800e526: f7f8 f847 bl 80065b8 } 800e52a: bf00 nop 800e52c: 3728 adds r7, #40 ; 0x28 800e52e: 46bd mov sp, r7 800e530: bd80 pop {r7, pc} 800e532: bf00 nop 800e534: 20006444 .word 0x20006444 800e538: 20009a54 .word 0x20009a54 800e53c: 20009a34 .word 0x20009a34 0800e540 : * @param dhcp dhcp control struct * @param message_type message type of the request */ static struct pbuf * dhcp_create_msg(struct netif *netif, struct dhcp *dhcp, u8_t message_type, u16_t *options_out_len) { 800e540: b580 push {r7, lr} 800e542: b088 sub sp, #32 800e544: af00 add r7, sp, #0 800e546: 60f8 str r0, [r7, #12] 800e548: 60b9 str r1, [r7, #8] 800e54a: 603b str r3, [r7, #0] 800e54c: 4613 mov r3, r2 800e54e: 71fb strb r3, [r7, #7] if (!xid_initialised) { xid = DHCP_GLOBAL_XID; xid_initialised = !xid_initialised; } #endif LWIP_ERROR("dhcp_create_msg: netif != NULL", (netif != NULL), return NULL;); 800e550: 68fb ldr r3, [r7, #12] 800e552: 2b00 cmp r3, #0 800e554: d108 bne.n 800e568 800e556: 4b5f ldr r3, [pc, #380] ; (800e6d4 ) 800e558: f240 7269 movw r2, #1897 ; 0x769 800e55c: 495e ldr r1, [pc, #376] ; (800e6d8 ) 800e55e: 485f ldr r0, [pc, #380] ; (800e6dc ) 800e560: f002 fda2 bl 80110a8 800e564: 2300 movs r3, #0 800e566: e0b1 b.n 800e6cc LWIP_ERROR("dhcp_create_msg: dhcp != NULL", (dhcp != NULL), return NULL;); 800e568: 68bb ldr r3, [r7, #8] 800e56a: 2b00 cmp r3, #0 800e56c: d108 bne.n 800e580 800e56e: 4b59 ldr r3, [pc, #356] ; (800e6d4 ) 800e570: f240 726a movw r2, #1898 ; 0x76a 800e574: 495a ldr r1, [pc, #360] ; (800e6e0 ) 800e576: 4859 ldr r0, [pc, #356] ; (800e6dc ) 800e578: f002 fd96 bl 80110a8 800e57c: 2300 movs r3, #0 800e57e: e0a5 b.n 800e6cc p_out = pbuf_alloc(PBUF_TRANSPORT, sizeof(struct dhcp_msg), PBUF_RAM); 800e580: f44f 7220 mov.w r2, #640 ; 0x280 800e584: f44f 719a mov.w r1, #308 ; 0x134 800e588: 2036 movs r0, #54 ; 0x36 800e58a: f7f7 fd31 bl 8005ff0 800e58e: 61b8 str r0, [r7, #24] if (p_out == NULL) { 800e590: 69bb ldr r3, [r7, #24] 800e592: 2b00 cmp r3, #0 800e594: d101 bne.n 800e59a LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_SERIOUS, ("dhcp_create_msg(): could not allocate pbuf\n")); return NULL; 800e596: 2300 movs r3, #0 800e598: e098 b.n 800e6cc } LWIP_ASSERT("dhcp_create_msg: check that first pbuf can hold struct dhcp_msg", 800e59a: 69bb ldr r3, [r7, #24] 800e59c: 895b ldrh r3, [r3, #10] 800e59e: f5b3 7f9a cmp.w r3, #308 ; 0x134 800e5a2: d206 bcs.n 800e5b2 800e5a4: 4b4b ldr r3, [pc, #300] ; (800e6d4 ) 800e5a6: f240 7271 movw r2, #1905 ; 0x771 800e5aa: 494e ldr r1, [pc, #312] ; (800e6e4 ) 800e5ac: 484b ldr r0, [pc, #300] ; (800e6dc ) 800e5ae: f002 fd7b bl 80110a8 (p_out->len >= sizeof(struct dhcp_msg))); /* DHCP_REQUEST should reuse 'xid' from DHCPOFFER */ if ((message_type != DHCP_REQUEST) || (dhcp->state == DHCP_STATE_REBOOTING)) { 800e5b2: 79fb ldrb r3, [r7, #7] 800e5b4: 2b03 cmp r3, #3 800e5b6: d103 bne.n 800e5c0 800e5b8: 68bb ldr r3, [r7, #8] 800e5ba: 795b ldrb r3, [r3, #5] 800e5bc: 2b03 cmp r3, #3 800e5be: d10d bne.n 800e5dc /* reuse transaction identifier in retransmissions */ if (dhcp->tries == 0) { 800e5c0: 68bb ldr r3, [r7, #8] 800e5c2: 799b ldrb r3, [r3, #6] 800e5c4: 2b00 cmp r3, #0 800e5c6: d105 bne.n 800e5d4 #if DHCP_CREATE_RAND_XID && defined(LWIP_RAND) xid = LWIP_RAND(); 800e5c8: f002 fd80 bl 80110cc 800e5cc: 4603 mov r3, r0 800e5ce: 461a mov r2, r3 800e5d0: 4b45 ldr r3, [pc, #276] ; (800e6e8 ) 800e5d2: 601a str r2, [r3, #0] #else /* DHCP_CREATE_RAND_XID && defined(LWIP_RAND) */ xid++; #endif /* DHCP_CREATE_RAND_XID && defined(LWIP_RAND) */ } dhcp->xid = xid; 800e5d4: 4b44 ldr r3, [pc, #272] ; (800e6e8 ) 800e5d6: 681a ldr r2, [r3, #0] 800e5d8: 68bb ldr r3, [r7, #8] 800e5da: 601a str r2, [r3, #0] } LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("transaction id xid(%"X32_F")\n", xid)); msg_out = (struct dhcp_msg *)p_out->payload; 800e5dc: 69bb ldr r3, [r7, #24] 800e5de: 685b ldr r3, [r3, #4] 800e5e0: 617b str r3, [r7, #20] memset(msg_out, 0, sizeof(struct dhcp_msg)); 800e5e2: f44f 729a mov.w r2, #308 ; 0x134 800e5e6: 2100 movs r1, #0 800e5e8: 6978 ldr r0, [r7, #20] 800e5ea: f002 fd55 bl 8011098 msg_out->op = DHCP_BOOTREQUEST; 800e5ee: 697b ldr r3, [r7, #20] 800e5f0: 2201 movs r2, #1 800e5f2: 701a strb r2, [r3, #0] /* @todo: make link layer independent */ msg_out->htype = LWIP_IANA_HWTYPE_ETHERNET; 800e5f4: 697b ldr r3, [r7, #20] 800e5f6: 2201 movs r2, #1 800e5f8: 705a strb r2, [r3, #1] msg_out->hlen = netif->hwaddr_len; 800e5fa: 68fb ldr r3, [r7, #12] 800e5fc: f893 2030 ldrb.w r2, [r3, #48] ; 0x30 800e600: 697b ldr r3, [r7, #20] 800e602: 709a strb r2, [r3, #2] msg_out->xid = lwip_htonl(dhcp->xid); 800e604: 68bb ldr r3, [r7, #8] 800e606: 681b ldr r3, [r3, #0] 800e608: 4618 mov r0, r3 800e60a: f7f6 fc80 bl 8004f0e 800e60e: 4602 mov r2, r0 800e610: 697b ldr r3, [r7, #20] 800e612: 605a str r2, [r3, #4] /* we don't need the broadcast flag since we can receive unicast traffic before being fully configured! */ /* set ciaddr to netif->ip_addr based on message_type and state */ if ((message_type == DHCP_INFORM) || (message_type == DHCP_DECLINE) || (message_type == DHCP_RELEASE) || 800e614: 79fb ldrb r3, [r7, #7] 800e616: 2b08 cmp r3, #8 800e618: d010 beq.n 800e63c 800e61a: 79fb ldrb r3, [r7, #7] 800e61c: 2b04 cmp r3, #4 800e61e: d00d beq.n 800e63c 800e620: 79fb ldrb r3, [r7, #7] 800e622: 2b07 cmp r3, #7 800e624: d00a beq.n 800e63c 800e626: 79fb ldrb r3, [r7, #7] 800e628: 2b03 cmp r3, #3 800e62a: d10c bne.n 800e646 ((message_type == DHCP_REQUEST) && /* DHCP_STATE_BOUND not used for sending! */ ((dhcp->state == DHCP_STATE_RENEWING) || dhcp->state == DHCP_STATE_REBINDING))) { 800e62c: 68bb ldr r3, [r7, #8] 800e62e: 795b ldrb r3, [r3, #5] ((message_type == DHCP_REQUEST) && /* DHCP_STATE_BOUND not used for sending! */ 800e630: 2b05 cmp r3, #5 800e632: d003 beq.n 800e63c ((dhcp->state == DHCP_STATE_RENEWING) || dhcp->state == DHCP_STATE_REBINDING))) { 800e634: 68bb ldr r3, [r7, #8] 800e636: 795b ldrb r3, [r3, #5] 800e638: 2b04 cmp r3, #4 800e63a: d104 bne.n 800e646 ip4_addr_copy(msg_out->ciaddr, *netif_ip4_addr(netif)); 800e63c: 68fb ldr r3, [r7, #12] 800e63e: 3304 adds r3, #4 800e640: 681a ldr r2, [r3, #0] 800e642: 697b ldr r3, [r7, #20] 800e644: 60da str r2, [r3, #12] } for (i = 0; i < LWIP_MIN(DHCP_CHADDR_LEN, NETIF_MAX_HWADDR_LEN); i++) { 800e646: 2300 movs r3, #0 800e648: 83fb strh r3, [r7, #30] 800e64a: e00c b.n 800e666 /* copy netif hardware address (padded with zeroes through memset already) */ msg_out->chaddr[i] = netif->hwaddr[i]; 800e64c: 8bfa ldrh r2, [r7, #30] 800e64e: 8bfb ldrh r3, [r7, #30] 800e650: 68f9 ldr r1, [r7, #12] 800e652: 440a add r2, r1 800e654: f892 102a ldrb.w r1, [r2, #42] ; 0x2a 800e658: 697a ldr r2, [r7, #20] 800e65a: 4413 add r3, r2 800e65c: 460a mov r2, r1 800e65e: 771a strb r2, [r3, #28] for (i = 0; i < LWIP_MIN(DHCP_CHADDR_LEN, NETIF_MAX_HWADDR_LEN); i++) { 800e660: 8bfb ldrh r3, [r7, #30] 800e662: 3301 adds r3, #1 800e664: 83fb strh r3, [r7, #30] 800e666: 8bfb ldrh r3, [r7, #30] 800e668: 2b05 cmp r3, #5 800e66a: d9ef bls.n 800e64c } msg_out->cookie = PP_HTONL(DHCP_MAGIC_COOKIE); 800e66c: 697b ldr r3, [r7, #20] 800e66e: 2200 movs r2, #0 800e670: f042 0263 orr.w r2, r2, #99 ; 0x63 800e674: f883 20ec strb.w r2, [r3, #236] ; 0xec 800e678: 2200 movs r2, #0 800e67a: f062 027d orn r2, r2, #125 ; 0x7d 800e67e: f883 20ed strb.w r2, [r3, #237] ; 0xed 800e682: 2200 movs r2, #0 800e684: f042 0253 orr.w r2, r2, #83 ; 0x53 800e688: f883 20ee strb.w r2, [r3, #238] ; 0xee 800e68c: 2200 movs r2, #0 800e68e: f042 0263 orr.w r2, r2, #99 ; 0x63 800e692: f883 20ef strb.w r2, [r3, #239] ; 0xef /* Add option MESSAGE_TYPE */ options_out_len_loc = dhcp_option(0, msg_out->options, DHCP_OPTION_MESSAGE_TYPE, DHCP_OPTION_MESSAGE_TYPE_LEN); 800e696: 697b ldr r3, [r7, #20] 800e698: f103 01f0 add.w r1, r3, #240 ; 0xf0 800e69c: 2301 movs r3, #1 800e69e: 2235 movs r2, #53 ; 0x35 800e6a0: 2000 movs r0, #0 800e6a2: f7ff fadb bl 800dc5c 800e6a6: 4603 mov r3, r0 800e6a8: 827b strh r3, [r7, #18] options_out_len_loc = dhcp_option_byte(options_out_len_loc, msg_out->options, message_type); 800e6aa: 697b ldr r3, [r7, #20] 800e6ac: f103 01f0 add.w r1, r3, #240 ; 0xf0 800e6b0: 79fa ldrb r2, [r7, #7] 800e6b2: 8a7b ldrh r3, [r7, #18] 800e6b4: 4618 mov r0, r3 800e6b6: f7ff fb05 bl 800dcc4 800e6ba: 4603 mov r3, r0 800e6bc: 827b strh r3, [r7, #18] if (options_out_len) { 800e6be: 683b ldr r3, [r7, #0] 800e6c0: 2b00 cmp r3, #0 800e6c2: d002 beq.n 800e6ca *options_out_len = options_out_len_loc; 800e6c4: 683b ldr r3, [r7, #0] 800e6c6: 8a7a ldrh r2, [r7, #18] 800e6c8: 801a strh r2, [r3, #0] } return p_out; 800e6ca: 69bb ldr r3, [r7, #24] } 800e6cc: 4618 mov r0, r3 800e6ce: 3720 adds r7, #32 800e6d0: 46bd mov sp, r7 800e6d2: bd80 pop {r7, pc} 800e6d4: 08017efc .word 0x08017efc 800e6d8: 0801821c .word 0x0801821c 800e6dc: 08017f5c .word 0x08017f5c 800e6e0: 0801823c .word 0x0801823c 800e6e4: 0801825c .word 0x0801825c 800e6e8: 20009a64 .word 0x20009a64 0800e6ec : * Adds the END option to the DHCP message, and if * necessary, up to three padding bytes. */ static void dhcp_option_trailer(u16_t options_out_len, u8_t *options, struct pbuf *p_out) { 800e6ec: b580 push {r7, lr} 800e6ee: b084 sub sp, #16 800e6f0: af00 add r7, sp, #0 800e6f2: 4603 mov r3, r0 800e6f4: 60b9 str r1, [r7, #8] 800e6f6: 607a str r2, [r7, #4] 800e6f8: 81fb strh r3, [r7, #14] options[options_out_len++] = DHCP_OPTION_END; 800e6fa: 89fb ldrh r3, [r7, #14] 800e6fc: 1c5a adds r2, r3, #1 800e6fe: 81fa strh r2, [r7, #14] 800e700: 461a mov r2, r3 800e702: 68bb ldr r3, [r7, #8] 800e704: 4413 add r3, r2 800e706: 22ff movs r2, #255 ; 0xff 800e708: 701a strb r2, [r3, #0] /* packet is too small, or not 4 byte aligned? */ while (((options_out_len < DHCP_MIN_OPTIONS_LEN) || (options_out_len & 3)) && 800e70a: e007 b.n 800e71c (options_out_len < DHCP_OPTIONS_LEN)) { /* add a fill/padding byte */ options[options_out_len++] = 0; 800e70c: 89fb ldrh r3, [r7, #14] 800e70e: 1c5a adds r2, r3, #1 800e710: 81fa strh r2, [r7, #14] 800e712: 461a mov r2, r3 800e714: 68bb ldr r3, [r7, #8] 800e716: 4413 add r3, r2 800e718: 2200 movs r2, #0 800e71a: 701a strb r2, [r3, #0] while (((options_out_len < DHCP_MIN_OPTIONS_LEN) || (options_out_len & 3)) && 800e71c: 89fb ldrh r3, [r7, #14] 800e71e: 2b43 cmp r3, #67 ; 0x43 800e720: d904 bls.n 800e72c 800e722: 89fb ldrh r3, [r7, #14] 800e724: f003 0303 and.w r3, r3, #3 800e728: 2b00 cmp r3, #0 800e72a: d002 beq.n 800e732 800e72c: 89fb ldrh r3, [r7, #14] 800e72e: 2b43 cmp r3, #67 ; 0x43 800e730: d9ec bls.n 800e70c } /* shrink the pbuf to the actual content length */ pbuf_realloc(p_out, (u16_t)(sizeof(struct dhcp_msg) - DHCP_OPTIONS_LEN + options_out_len)); 800e732: 89fb ldrh r3, [r7, #14] 800e734: 33f0 adds r3, #240 ; 0xf0 800e736: b29b uxth r3, r3 800e738: 4619 mov r1, r3 800e73a: 6878 ldr r0, [r7, #4] 800e73c: f7f7 fdb6 bl 80062ac } 800e740: bf00 nop 800e742: 3710 adds r7, #16 800e744: 46bd mov sp, r7 800e746: bd80 pop {r7, pc} 0800e748 : * @return 1 if DHCP supplied netif->ip_addr (states BOUND or RENEWING), * 0 otherwise */ u8_t dhcp_supplied_address(const struct netif *netif) { 800e748: b480 push {r7} 800e74a: b085 sub sp, #20 800e74c: af00 add r7, sp, #0 800e74e: 6078 str r0, [r7, #4] if ((netif != NULL) && (netif_dhcp_data(netif) != NULL)) { 800e750: 687b ldr r3, [r7, #4] 800e752: 2b00 cmp r3, #0 800e754: d017 beq.n 800e786 800e756: 687b ldr r3, [r7, #4] 800e758: 6a5b ldr r3, [r3, #36] ; 0x24 800e75a: 2b00 cmp r3, #0 800e75c: d013 beq.n 800e786 struct dhcp *dhcp = netif_dhcp_data(netif); 800e75e: 687b ldr r3, [r7, #4] 800e760: 6a5b ldr r3, [r3, #36] ; 0x24 800e762: 60fb str r3, [r7, #12] return (dhcp->state == DHCP_STATE_BOUND) || (dhcp->state == DHCP_STATE_RENEWING) || 800e764: 68fb ldr r3, [r7, #12] 800e766: 795b ldrb r3, [r3, #5] 800e768: 2b0a cmp r3, #10 800e76a: d007 beq.n 800e77c 800e76c: 68fb ldr r3, [r7, #12] 800e76e: 795b ldrb r3, [r3, #5] 800e770: 2b05 cmp r3, #5 800e772: d003 beq.n 800e77c (dhcp->state == DHCP_STATE_REBINDING); 800e774: 68fb ldr r3, [r7, #12] 800e776: 795b ldrb r3, [r3, #5] return (dhcp->state == DHCP_STATE_BOUND) || (dhcp->state == DHCP_STATE_RENEWING) || 800e778: 2b04 cmp r3, #4 800e77a: d101 bne.n 800e780 800e77c: 2301 movs r3, #1 800e77e: e000 b.n 800e782 800e780: 2300 movs r3, #0 800e782: b2db uxtb r3, r3 800e784: e000 b.n 800e788 } return 0; 800e786: 2300 movs r3, #0 } 800e788: 4618 mov r0, r3 800e78a: 3714 adds r7, #20 800e78c: 46bd mov sp, r7 800e78e: f85d 7b04 ldr.w r7, [sp], #4 800e792: 4770 bx lr 0800e794 : #endif /* ARP_QUEUEING */ /** Clean up ARP table entries */ static void etharp_free_entry(int i) { 800e794: b580 push {r7, lr} 800e796: b082 sub sp, #8 800e798: af00 add r7, sp, #0 800e79a: 6078 str r0, [r7, #4] /* remove from SNMP ARP index tree */ mib2_remove_arp_entry(arp_table[i].netif, &arp_table[i].ipaddr); /* and empty packet queue */ if (arp_table[i].q != NULL) { 800e79c: 4915 ldr r1, [pc, #84] ; (800e7f4 ) 800e79e: 687a ldr r2, [r7, #4] 800e7a0: 4613 mov r3, r2 800e7a2: 005b lsls r3, r3, #1 800e7a4: 4413 add r3, r2 800e7a6: 00db lsls r3, r3, #3 800e7a8: 440b add r3, r1 800e7aa: 681b ldr r3, [r3, #0] 800e7ac: 2b00 cmp r3, #0 800e7ae: d013 beq.n 800e7d8 /* remove all queued packets */ LWIP_DEBUGF(ETHARP_DEBUG, ("etharp_free_entry: freeing entry %"U16_F", packet queue %p.\n", (u16_t)i, (void *)(arp_table[i].q))); free_etharp_q(arp_table[i].q); 800e7b0: 4910 ldr r1, [pc, #64] ; (800e7f4 ) 800e7b2: 687a ldr r2, [r7, #4] 800e7b4: 4613 mov r3, r2 800e7b6: 005b lsls r3, r3, #1 800e7b8: 4413 add r3, r2 800e7ba: 00db lsls r3, r3, #3 800e7bc: 440b add r3, r1 800e7be: 681b ldr r3, [r3, #0] 800e7c0: 4618 mov r0, r3 800e7c2: f7f7 fef9 bl 80065b8 arp_table[i].q = NULL; 800e7c6: 490b ldr r1, [pc, #44] ; (800e7f4 ) 800e7c8: 687a ldr r2, [r7, #4] 800e7ca: 4613 mov r3, r2 800e7cc: 005b lsls r3, r3, #1 800e7ce: 4413 add r3, r2 800e7d0: 00db lsls r3, r3, #3 800e7d2: 440b add r3, r1 800e7d4: 2200 movs r2, #0 800e7d6: 601a str r2, [r3, #0] } /* recycle entry for re-use */ arp_table[i].state = ETHARP_STATE_EMPTY; 800e7d8: 4906 ldr r1, [pc, #24] ; (800e7f4 ) 800e7da: 687a ldr r2, [r7, #4] 800e7dc: 4613 mov r3, r2 800e7de: 005b lsls r3, r3, #1 800e7e0: 4413 add r3, r2 800e7e2: 00db lsls r3, r3, #3 800e7e4: 440b add r3, r1 800e7e6: 3314 adds r3, #20 800e7e8: 2200 movs r2, #0 800e7ea: 701a strb r2, [r3, #0] arp_table[i].ctime = 0; arp_table[i].netif = NULL; ip4_addr_set_zero(&arp_table[i].ipaddr); arp_table[i].ethaddr = ethzero; #endif /* LWIP_DEBUG */ } 800e7ec: bf00 nop 800e7ee: 3708 adds r7, #8 800e7f0: 46bd mov sp, r7 800e7f2: bd80 pop {r7, pc} 800e7f4: 20009a68 .word 0x20009a68 0800e7f8 : * This function should be called every ARP_TMR_INTERVAL milliseconds (1 second), * in order to expire entries in the ARP table. */ void etharp_tmr(void) { 800e7f8: b580 push {r7, lr} 800e7fa: b082 sub sp, #8 800e7fc: af00 add r7, sp, #0 int i; LWIP_DEBUGF(ETHARP_DEBUG, ("etharp_timer\n")); /* remove expired entries from the ARP table */ for (i = 0; i < ARP_TABLE_SIZE; ++i) { 800e7fe: 2300 movs r3, #0 800e800: 607b str r3, [r7, #4] 800e802: e096 b.n 800e932 u8_t state = arp_table[i].state; 800e804: 494f ldr r1, [pc, #316] ; (800e944 ) 800e806: 687a ldr r2, [r7, #4] 800e808: 4613 mov r3, r2 800e80a: 005b lsls r3, r3, #1 800e80c: 4413 add r3, r2 800e80e: 00db lsls r3, r3, #3 800e810: 440b add r3, r1 800e812: 3314 adds r3, #20 800e814: 781b ldrb r3, [r3, #0] 800e816: 70fb strb r3, [r7, #3] if (state != ETHARP_STATE_EMPTY 800e818: 78fb ldrb r3, [r7, #3] 800e81a: 2b00 cmp r3, #0 800e81c: f000 8086 beq.w 800e92c #if ETHARP_SUPPORT_STATIC_ENTRIES && (state != ETHARP_STATE_STATIC) #endif /* ETHARP_SUPPORT_STATIC_ENTRIES */ ) { arp_table[i].ctime++; 800e820: 4948 ldr r1, [pc, #288] ; (800e944 ) 800e822: 687a ldr r2, [r7, #4] 800e824: 4613 mov r3, r2 800e826: 005b lsls r3, r3, #1 800e828: 4413 add r3, r2 800e82a: 00db lsls r3, r3, #3 800e82c: 440b add r3, r1 800e82e: 3312 adds r3, #18 800e830: 881b ldrh r3, [r3, #0] 800e832: 3301 adds r3, #1 800e834: b298 uxth r0, r3 800e836: 4943 ldr r1, [pc, #268] ; (800e944 ) 800e838: 687a ldr r2, [r7, #4] 800e83a: 4613 mov r3, r2 800e83c: 005b lsls r3, r3, #1 800e83e: 4413 add r3, r2 800e840: 00db lsls r3, r3, #3 800e842: 440b add r3, r1 800e844: 3312 adds r3, #18 800e846: 4602 mov r2, r0 800e848: 801a strh r2, [r3, #0] if ((arp_table[i].ctime >= ARP_MAXAGE) || 800e84a: 493e ldr r1, [pc, #248] ; (800e944 ) 800e84c: 687a ldr r2, [r7, #4] 800e84e: 4613 mov r3, r2 800e850: 005b lsls r3, r3, #1 800e852: 4413 add r3, r2 800e854: 00db lsls r3, r3, #3 800e856: 440b add r3, r1 800e858: 3312 adds r3, #18 800e85a: 881b ldrh r3, [r3, #0] 800e85c: f5b3 7f96 cmp.w r3, #300 ; 0x12c 800e860: d215 bcs.n 800e88e ((arp_table[i].state == ETHARP_STATE_PENDING) && 800e862: 4938 ldr r1, [pc, #224] ; (800e944 ) 800e864: 687a ldr r2, [r7, #4] 800e866: 4613 mov r3, r2 800e868: 005b lsls r3, r3, #1 800e86a: 4413 add r3, r2 800e86c: 00db lsls r3, r3, #3 800e86e: 440b add r3, r1 800e870: 3314 adds r3, #20 800e872: 781b ldrb r3, [r3, #0] if ((arp_table[i].ctime >= ARP_MAXAGE) || 800e874: 2b01 cmp r3, #1 800e876: d10e bne.n 800e896 (arp_table[i].ctime >= ARP_MAXPENDING))) { 800e878: 4932 ldr r1, [pc, #200] ; (800e944 ) 800e87a: 687a ldr r2, [r7, #4] 800e87c: 4613 mov r3, r2 800e87e: 005b lsls r3, r3, #1 800e880: 4413 add r3, r2 800e882: 00db lsls r3, r3, #3 800e884: 440b add r3, r1 800e886: 3312 adds r3, #18 800e888: 881b ldrh r3, [r3, #0] ((arp_table[i].state == ETHARP_STATE_PENDING) && 800e88a: 2b04 cmp r3, #4 800e88c: d903 bls.n 800e896 /* pending or stable entry has become old! */ LWIP_DEBUGF(ETHARP_DEBUG, ("etharp_timer: expired %s entry %d.\n", arp_table[i].state >= ETHARP_STATE_STABLE ? "stable" : "pending", i)); /* clean up entries that have just been expired */ etharp_free_entry(i); 800e88e: 6878 ldr r0, [r7, #4] 800e890: f7ff ff80 bl 800e794 800e894: e04a b.n 800e92c } else if (arp_table[i].state == ETHARP_STATE_STABLE_REREQUESTING_1) { 800e896: 492b ldr r1, [pc, #172] ; (800e944 ) 800e898: 687a ldr r2, [r7, #4] 800e89a: 4613 mov r3, r2 800e89c: 005b lsls r3, r3, #1 800e89e: 4413 add r3, r2 800e8a0: 00db lsls r3, r3, #3 800e8a2: 440b add r3, r1 800e8a4: 3314 adds r3, #20 800e8a6: 781b ldrb r3, [r3, #0] 800e8a8: 2b03 cmp r3, #3 800e8aa: d10a bne.n 800e8c2 /* Don't send more than one request every 2 seconds. */ arp_table[i].state = ETHARP_STATE_STABLE_REREQUESTING_2; 800e8ac: 4925 ldr r1, [pc, #148] ; (800e944 ) 800e8ae: 687a ldr r2, [r7, #4] 800e8b0: 4613 mov r3, r2 800e8b2: 005b lsls r3, r3, #1 800e8b4: 4413 add r3, r2 800e8b6: 00db lsls r3, r3, #3 800e8b8: 440b add r3, r1 800e8ba: 3314 adds r3, #20 800e8bc: 2204 movs r2, #4 800e8be: 701a strb r2, [r3, #0] 800e8c0: e034 b.n 800e92c } else if (arp_table[i].state == ETHARP_STATE_STABLE_REREQUESTING_2) { 800e8c2: 4920 ldr r1, [pc, #128] ; (800e944 ) 800e8c4: 687a ldr r2, [r7, #4] 800e8c6: 4613 mov r3, r2 800e8c8: 005b lsls r3, r3, #1 800e8ca: 4413 add r3, r2 800e8cc: 00db lsls r3, r3, #3 800e8ce: 440b add r3, r1 800e8d0: 3314 adds r3, #20 800e8d2: 781b ldrb r3, [r3, #0] 800e8d4: 2b04 cmp r3, #4 800e8d6: d10a bne.n 800e8ee /* Reset state to stable, so that the next transmitted packet will re-send an ARP request. */ arp_table[i].state = ETHARP_STATE_STABLE; 800e8d8: 491a ldr r1, [pc, #104] ; (800e944 ) 800e8da: 687a ldr r2, [r7, #4] 800e8dc: 4613 mov r3, r2 800e8de: 005b lsls r3, r3, #1 800e8e0: 4413 add r3, r2 800e8e2: 00db lsls r3, r3, #3 800e8e4: 440b add r3, r1 800e8e6: 3314 adds r3, #20 800e8e8: 2202 movs r2, #2 800e8ea: 701a strb r2, [r3, #0] 800e8ec: e01e b.n 800e92c } else if (arp_table[i].state == ETHARP_STATE_PENDING) { 800e8ee: 4915 ldr r1, [pc, #84] ; (800e944 ) 800e8f0: 687a ldr r2, [r7, #4] 800e8f2: 4613 mov r3, r2 800e8f4: 005b lsls r3, r3, #1 800e8f6: 4413 add r3, r2 800e8f8: 00db lsls r3, r3, #3 800e8fa: 440b add r3, r1 800e8fc: 3314 adds r3, #20 800e8fe: 781b ldrb r3, [r3, #0] 800e900: 2b01 cmp r3, #1 800e902: d113 bne.n 800e92c /* still pending, resend an ARP query */ etharp_request(arp_table[i].netif, &arp_table[i].ipaddr); 800e904: 490f ldr r1, [pc, #60] ; (800e944 ) 800e906: 687a ldr r2, [r7, #4] 800e908: 4613 mov r3, r2 800e90a: 005b lsls r3, r3, #1 800e90c: 4413 add r3, r2 800e90e: 00db lsls r3, r3, #3 800e910: 440b add r3, r1 800e912: 3308 adds r3, #8 800e914: 6818 ldr r0, [r3, #0] 800e916: 687a ldr r2, [r7, #4] 800e918: 4613 mov r3, r2 800e91a: 005b lsls r3, r3, #1 800e91c: 4413 add r3, r2 800e91e: 00db lsls r3, r3, #3 800e920: 4a08 ldr r2, [pc, #32] ; (800e944 ) 800e922: 4413 add r3, r2 800e924: 3304 adds r3, #4 800e926: 4619 mov r1, r3 800e928: f000 fe72 bl 800f610 for (i = 0; i < ARP_TABLE_SIZE; ++i) { 800e92c: 687b ldr r3, [r7, #4] 800e92e: 3301 adds r3, #1 800e930: 607b str r3, [r7, #4] 800e932: 687b ldr r3, [r7, #4] 800e934: 2b09 cmp r3, #9 800e936: f77f af65 ble.w 800e804 } } } } 800e93a: bf00 nop 800e93c: bf00 nop 800e93e: 3708 adds r7, #8 800e940: 46bd mov sp, r7 800e942: bd80 pop {r7, pc} 800e944: 20009a68 .word 0x20009a68 0800e948 : * @return The ARP entry index that matched or is created, ERR_MEM if no * entry is found or could be recycled. */ static s16_t etharp_find_entry(const ip4_addr_t *ipaddr, u8_t flags, struct netif *netif) { 800e948: b580 push {r7, lr} 800e94a: b08a sub sp, #40 ; 0x28 800e94c: af00 add r7, sp, #0 800e94e: 60f8 str r0, [r7, #12] 800e950: 460b mov r3, r1 800e952: 607a str r2, [r7, #4] 800e954: 72fb strb r3, [r7, #11] s16_t old_pending = ARP_TABLE_SIZE, old_stable = ARP_TABLE_SIZE; 800e956: 230a movs r3, #10 800e958: 84fb strh r3, [r7, #38] ; 0x26 800e95a: 230a movs r3, #10 800e95c: 84bb strh r3, [r7, #36] ; 0x24 s16_t empty = ARP_TABLE_SIZE; 800e95e: 230a movs r3, #10 800e960: 847b strh r3, [r7, #34] ; 0x22 s16_t i = 0; 800e962: 2300 movs r3, #0 800e964: 843b strh r3, [r7, #32] /* oldest entry with packets on queue */ s16_t old_queue = ARP_TABLE_SIZE; 800e966: 230a movs r3, #10 800e968: 83fb strh r3, [r7, #30] /* its age */ u16_t age_queue = 0, age_pending = 0, age_stable = 0; 800e96a: 2300 movs r3, #0 800e96c: 83bb strh r3, [r7, #28] 800e96e: 2300 movs r3, #0 800e970: 837b strh r3, [r7, #26] 800e972: 2300 movs r3, #0 800e974: 833b strh r3, [r7, #24] * 4) remember the oldest pending entry with queued packets (if any) * 5) search for a matching IP entry, either pending or stable * until 5 matches, or all entries are searched for. */ for (i = 0; i < ARP_TABLE_SIZE; ++i) { 800e976: 2300 movs r3, #0 800e978: 843b strh r3, [r7, #32] 800e97a: e0ae b.n 800eada u8_t state = arp_table[i].state; 800e97c: f9b7 2020 ldrsh.w r2, [r7, #32] 800e980: 49a6 ldr r1, [pc, #664] ; (800ec1c ) 800e982: 4613 mov r3, r2 800e984: 005b lsls r3, r3, #1 800e986: 4413 add r3, r2 800e988: 00db lsls r3, r3, #3 800e98a: 440b add r3, r1 800e98c: 3314 adds r3, #20 800e98e: 781b ldrb r3, [r3, #0] 800e990: 75fb strb r3, [r7, #23] /* no empty entry found yet and now we do find one? */ if ((empty == ARP_TABLE_SIZE) && (state == ETHARP_STATE_EMPTY)) { 800e992: f9b7 3022 ldrsh.w r3, [r7, #34] ; 0x22 800e996: 2b0a cmp r3, #10 800e998: d105 bne.n 800e9a6 800e99a: 7dfb ldrb r3, [r7, #23] 800e99c: 2b00 cmp r3, #0 800e99e: d102 bne.n 800e9a6 LWIP_DEBUGF(ETHARP_DEBUG, ("etharp_find_entry: found empty entry %d\n", (int)i)); /* remember first empty entry */ empty = i; 800e9a0: 8c3b ldrh r3, [r7, #32] 800e9a2: 847b strh r3, [r7, #34] ; 0x22 800e9a4: e095 b.n 800ead2 } else if (state != ETHARP_STATE_EMPTY) { 800e9a6: 7dfb ldrb r3, [r7, #23] 800e9a8: 2b00 cmp r3, #0 800e9aa: f000 8092 beq.w 800ead2 LWIP_ASSERT("state == ETHARP_STATE_PENDING || state >= ETHARP_STATE_STABLE", 800e9ae: 7dfb ldrb r3, [r7, #23] 800e9b0: 2b01 cmp r3, #1 800e9b2: d009 beq.n 800e9c8 800e9b4: 7dfb ldrb r3, [r7, #23] 800e9b6: 2b01 cmp r3, #1 800e9b8: d806 bhi.n 800e9c8 800e9ba: 4b99 ldr r3, [pc, #612] ; (800ec20 ) 800e9bc: f240 1223 movw r2, #291 ; 0x123 800e9c0: 4998 ldr r1, [pc, #608] ; (800ec24 ) 800e9c2: 4899 ldr r0, [pc, #612] ; (800ec28 ) 800e9c4: f002 fb70 bl 80110a8 state == ETHARP_STATE_PENDING || state >= ETHARP_STATE_STABLE); /* if given, does IP address match IP address in ARP entry? */ if (ipaddr && ip4_addr_cmp(ipaddr, &arp_table[i].ipaddr) 800e9c8: 68fb ldr r3, [r7, #12] 800e9ca: 2b00 cmp r3, #0 800e9cc: d020 beq.n 800ea10 800e9ce: 68fb ldr r3, [r7, #12] 800e9d0: 6819 ldr r1, [r3, #0] 800e9d2: f9b7 2020 ldrsh.w r2, [r7, #32] 800e9d6: 4891 ldr r0, [pc, #580] ; (800ec1c ) 800e9d8: 4613 mov r3, r2 800e9da: 005b lsls r3, r3, #1 800e9dc: 4413 add r3, r2 800e9de: 00db lsls r3, r3, #3 800e9e0: 4403 add r3, r0 800e9e2: 3304 adds r3, #4 800e9e4: 681b ldr r3, [r3, #0] 800e9e6: 4299 cmp r1, r3 800e9e8: d112 bne.n 800ea10 #if ETHARP_TABLE_MATCH_NETIF && ((netif == NULL) || (netif == arp_table[i].netif)) 800e9ea: 687b ldr r3, [r7, #4] 800e9ec: 2b00 cmp r3, #0 800e9ee: d00c beq.n 800ea0a 800e9f0: f9b7 2020 ldrsh.w r2, [r7, #32] 800e9f4: 4989 ldr r1, [pc, #548] ; (800ec1c ) 800e9f6: 4613 mov r3, r2 800e9f8: 005b lsls r3, r3, #1 800e9fa: 4413 add r3, r2 800e9fc: 00db lsls r3, r3, #3 800e9fe: 440b add r3, r1 800ea00: 3308 adds r3, #8 800ea02: 681b ldr r3, [r3, #0] 800ea04: 687a ldr r2, [r7, #4] 800ea06: 429a cmp r2, r3 800ea08: d102 bne.n 800ea10 #endif /* ETHARP_TABLE_MATCH_NETIF */ ) { LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_find_entry: found matching entry %d\n", (int)i)); /* found exact IP address match, simply bail out */ return i; 800ea0a: f9b7 3020 ldrsh.w r3, [r7, #32] 800ea0e: e100 b.n 800ec12 } /* pending entry? */ if (state == ETHARP_STATE_PENDING) { 800ea10: 7dfb ldrb r3, [r7, #23] 800ea12: 2b01 cmp r3, #1 800ea14: d140 bne.n 800ea98 /* pending with queued packets? */ if (arp_table[i].q != NULL) { 800ea16: f9b7 2020 ldrsh.w r2, [r7, #32] 800ea1a: 4980 ldr r1, [pc, #512] ; (800ec1c ) 800ea1c: 4613 mov r3, r2 800ea1e: 005b lsls r3, r3, #1 800ea20: 4413 add r3, r2 800ea22: 00db lsls r3, r3, #3 800ea24: 440b add r3, r1 800ea26: 681b ldr r3, [r3, #0] 800ea28: 2b00 cmp r3, #0 800ea2a: d01a beq.n 800ea62 if (arp_table[i].ctime >= age_queue) { 800ea2c: f9b7 2020 ldrsh.w r2, [r7, #32] 800ea30: 497a ldr r1, [pc, #488] ; (800ec1c ) 800ea32: 4613 mov r3, r2 800ea34: 005b lsls r3, r3, #1 800ea36: 4413 add r3, r2 800ea38: 00db lsls r3, r3, #3 800ea3a: 440b add r3, r1 800ea3c: 3312 adds r3, #18 800ea3e: 881b ldrh r3, [r3, #0] 800ea40: 8bba ldrh r2, [r7, #28] 800ea42: 429a cmp r2, r3 800ea44: d845 bhi.n 800ead2 old_queue = i; 800ea46: 8c3b ldrh r3, [r7, #32] 800ea48: 83fb strh r3, [r7, #30] age_queue = arp_table[i].ctime; 800ea4a: f9b7 2020 ldrsh.w r2, [r7, #32] 800ea4e: 4973 ldr r1, [pc, #460] ; (800ec1c ) 800ea50: 4613 mov r3, r2 800ea52: 005b lsls r3, r3, #1 800ea54: 4413 add r3, r2 800ea56: 00db lsls r3, r3, #3 800ea58: 440b add r3, r1 800ea5a: 3312 adds r3, #18 800ea5c: 881b ldrh r3, [r3, #0] 800ea5e: 83bb strh r3, [r7, #28] 800ea60: e037 b.n 800ead2 } } else /* pending without queued packets? */ { if (arp_table[i].ctime >= age_pending) { 800ea62: f9b7 2020 ldrsh.w r2, [r7, #32] 800ea66: 496d ldr r1, [pc, #436] ; (800ec1c ) 800ea68: 4613 mov r3, r2 800ea6a: 005b lsls r3, r3, #1 800ea6c: 4413 add r3, r2 800ea6e: 00db lsls r3, r3, #3 800ea70: 440b add r3, r1 800ea72: 3312 adds r3, #18 800ea74: 881b ldrh r3, [r3, #0] 800ea76: 8b7a ldrh r2, [r7, #26] 800ea78: 429a cmp r2, r3 800ea7a: d82a bhi.n 800ead2 old_pending = i; 800ea7c: 8c3b ldrh r3, [r7, #32] 800ea7e: 84fb strh r3, [r7, #38] ; 0x26 age_pending = arp_table[i].ctime; 800ea80: f9b7 2020 ldrsh.w r2, [r7, #32] 800ea84: 4965 ldr r1, [pc, #404] ; (800ec1c ) 800ea86: 4613 mov r3, r2 800ea88: 005b lsls r3, r3, #1 800ea8a: 4413 add r3, r2 800ea8c: 00db lsls r3, r3, #3 800ea8e: 440b add r3, r1 800ea90: 3312 adds r3, #18 800ea92: 881b ldrh r3, [r3, #0] 800ea94: 837b strh r3, [r7, #26] 800ea96: e01c b.n 800ead2 } } /* stable entry? */ } else if (state >= ETHARP_STATE_STABLE) { 800ea98: 7dfb ldrb r3, [r7, #23] 800ea9a: 2b01 cmp r3, #1 800ea9c: d919 bls.n 800ead2 /* don't record old_stable for static entries since they never expire */ if (state < ETHARP_STATE_STATIC) #endif /* ETHARP_SUPPORT_STATIC_ENTRIES */ { /* remember entry with oldest stable entry in oldest, its age in maxtime */ if (arp_table[i].ctime >= age_stable) { 800ea9e: f9b7 2020 ldrsh.w r2, [r7, #32] 800eaa2: 495e ldr r1, [pc, #376] ; (800ec1c ) 800eaa4: 4613 mov r3, r2 800eaa6: 005b lsls r3, r3, #1 800eaa8: 4413 add r3, r2 800eaaa: 00db lsls r3, r3, #3 800eaac: 440b add r3, r1 800eaae: 3312 adds r3, #18 800eab0: 881b ldrh r3, [r3, #0] 800eab2: 8b3a ldrh r2, [r7, #24] 800eab4: 429a cmp r2, r3 800eab6: d80c bhi.n 800ead2 old_stable = i; 800eab8: 8c3b ldrh r3, [r7, #32] 800eaba: 84bb strh r3, [r7, #36] ; 0x24 age_stable = arp_table[i].ctime; 800eabc: f9b7 2020 ldrsh.w r2, [r7, #32] 800eac0: 4956 ldr r1, [pc, #344] ; (800ec1c ) 800eac2: 4613 mov r3, r2 800eac4: 005b lsls r3, r3, #1 800eac6: 4413 add r3, r2 800eac8: 00db lsls r3, r3, #3 800eaca: 440b add r3, r1 800eacc: 3312 adds r3, #18 800eace: 881b ldrh r3, [r3, #0] 800ead0: 833b strh r3, [r7, #24] for (i = 0; i < ARP_TABLE_SIZE; ++i) { 800ead2: 8c3b ldrh r3, [r7, #32] 800ead4: 3301 adds r3, #1 800ead6: b29b uxth r3, r3 800ead8: 843b strh r3, [r7, #32] 800eada: f9b7 3020 ldrsh.w r3, [r7, #32] 800eade: 2b09 cmp r3, #9 800eae0: f77f af4c ble.w 800e97c } } /* { we have no match } => try to create a new entry */ /* don't create new entry, only search? */ if (((flags & ETHARP_FLAG_FIND_ONLY) != 0) || 800eae4: 7afb ldrb r3, [r7, #11] 800eae6: f003 0302 and.w r3, r3, #2 800eaea: 2b00 cmp r3, #0 800eaec: d108 bne.n 800eb00 800eaee: f9b7 3022 ldrsh.w r3, [r7, #34] ; 0x22 800eaf2: 2b0a cmp r3, #10 800eaf4: d107 bne.n 800eb06 /* or no empty entry found and not allowed to recycle? */ ((empty == ARP_TABLE_SIZE) && ((flags & ETHARP_FLAG_TRY_HARD) == 0))) { 800eaf6: 7afb ldrb r3, [r7, #11] 800eaf8: f003 0301 and.w r3, r3, #1 800eafc: 2b00 cmp r3, #0 800eafe: d102 bne.n 800eb06 LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_find_entry: no empty entry found and not allowed to recycle\n")); return (s16_t)ERR_MEM; 800eb00: f04f 33ff mov.w r3, #4294967295 800eb04: e085 b.n 800ec12 * * { ETHARP_FLAG_TRY_HARD is set at this point } */ /* 1) empty entry available? */ if (empty < ARP_TABLE_SIZE) { 800eb06: f9b7 3022 ldrsh.w r3, [r7, #34] ; 0x22 800eb0a: 2b09 cmp r3, #9 800eb0c: dc02 bgt.n 800eb14 i = empty; 800eb0e: 8c7b ldrh r3, [r7, #34] ; 0x22 800eb10: 843b strh r3, [r7, #32] 800eb12: e039 b.n 800eb88 LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_find_entry: selecting empty entry %d\n", (int)i)); } else { /* 2) found recyclable stable entry? */ if (old_stable < ARP_TABLE_SIZE) { 800eb14: f9b7 3024 ldrsh.w r3, [r7, #36] ; 0x24 800eb18: 2b09 cmp r3, #9 800eb1a: dc14 bgt.n 800eb46 /* recycle oldest stable*/ i = old_stable; 800eb1c: 8cbb ldrh r3, [r7, #36] ; 0x24 800eb1e: 843b strh r3, [r7, #32] LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_find_entry: selecting oldest stable entry %d\n", (int)i)); /* no queued packets should exist on stable entries */ LWIP_ASSERT("arp_table[i].q == NULL", arp_table[i].q == NULL); 800eb20: f9b7 2020 ldrsh.w r2, [r7, #32] 800eb24: 493d ldr r1, [pc, #244] ; (800ec1c ) 800eb26: 4613 mov r3, r2 800eb28: 005b lsls r3, r3, #1 800eb2a: 4413 add r3, r2 800eb2c: 00db lsls r3, r3, #3 800eb2e: 440b add r3, r1 800eb30: 681b ldr r3, [r3, #0] 800eb32: 2b00 cmp r3, #0 800eb34: d018 beq.n 800eb68 800eb36: 4b3a ldr r3, [pc, #232] ; (800ec20 ) 800eb38: f240 126d movw r2, #365 ; 0x16d 800eb3c: 493b ldr r1, [pc, #236] ; (800ec2c ) 800eb3e: 483a ldr r0, [pc, #232] ; (800ec28 ) 800eb40: f002 fab2 bl 80110a8 800eb44: e010 b.n 800eb68 /* 3) found recyclable pending entry without queued packets? */ } else if (old_pending < ARP_TABLE_SIZE) { 800eb46: f9b7 3026 ldrsh.w r3, [r7, #38] ; 0x26 800eb4a: 2b09 cmp r3, #9 800eb4c: dc02 bgt.n 800eb54 /* recycle oldest pending */ i = old_pending; 800eb4e: 8cfb ldrh r3, [r7, #38] ; 0x26 800eb50: 843b strh r3, [r7, #32] 800eb52: e009 b.n 800eb68 LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_find_entry: selecting oldest pending entry %d (without queue)\n", (int)i)); /* 4) found recyclable pending entry with queued packets? */ } else if (old_queue < ARP_TABLE_SIZE) { 800eb54: f9b7 301e ldrsh.w r3, [r7, #30] 800eb58: 2b09 cmp r3, #9 800eb5a: dc02 bgt.n 800eb62 /* recycle oldest pending (queued packets are free in etharp_free_entry) */ i = old_queue; 800eb5c: 8bfb ldrh r3, [r7, #30] 800eb5e: 843b strh r3, [r7, #32] 800eb60: e002 b.n 800eb68 LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_find_entry: selecting oldest pending entry %d, freeing packet queue %p\n", (int)i, (void *)(arp_table[i].q))); /* no empty or recyclable entries found */ } else { LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_find_entry: no empty or recyclable entries found\n")); return (s16_t)ERR_MEM; 800eb62: f04f 33ff mov.w r3, #4294967295 800eb66: e054 b.n 800ec12 } /* { empty or recyclable entry found } */ LWIP_ASSERT("i < ARP_TABLE_SIZE", i < ARP_TABLE_SIZE); 800eb68: f9b7 3020 ldrsh.w r3, [r7, #32] 800eb6c: 2b09 cmp r3, #9 800eb6e: dd06 ble.n 800eb7e 800eb70: 4b2b ldr r3, [pc, #172] ; (800ec20 ) 800eb72: f240 127f movw r2, #383 ; 0x17f 800eb76: 492e ldr r1, [pc, #184] ; (800ec30 ) 800eb78: 482b ldr r0, [pc, #172] ; (800ec28 ) 800eb7a: f002 fa95 bl 80110a8 etharp_free_entry(i); 800eb7e: f9b7 3020 ldrsh.w r3, [r7, #32] 800eb82: 4618 mov r0, r3 800eb84: f7ff fe06 bl 800e794 } LWIP_ASSERT("i < ARP_TABLE_SIZE", i < ARP_TABLE_SIZE); 800eb88: f9b7 3020 ldrsh.w r3, [r7, #32] 800eb8c: 2b09 cmp r3, #9 800eb8e: dd06 ble.n 800eb9e 800eb90: 4b23 ldr r3, [pc, #140] ; (800ec20 ) 800eb92: f240 1283 movw r2, #387 ; 0x183 800eb96: 4926 ldr r1, [pc, #152] ; (800ec30 ) 800eb98: 4823 ldr r0, [pc, #140] ; (800ec28 ) 800eb9a: f002 fa85 bl 80110a8 LWIP_ASSERT("arp_table[i].state == ETHARP_STATE_EMPTY", 800eb9e: f9b7 2020 ldrsh.w r2, [r7, #32] 800eba2: 491e ldr r1, [pc, #120] ; (800ec1c ) 800eba4: 4613 mov r3, r2 800eba6: 005b lsls r3, r3, #1 800eba8: 4413 add r3, r2 800ebaa: 00db lsls r3, r3, #3 800ebac: 440b add r3, r1 800ebae: 3314 adds r3, #20 800ebb0: 781b ldrb r3, [r3, #0] 800ebb2: 2b00 cmp r3, #0 800ebb4: d006 beq.n 800ebc4 800ebb6: 4b1a ldr r3, [pc, #104] ; (800ec20 ) 800ebb8: f44f 72c2 mov.w r2, #388 ; 0x184 800ebbc: 491d ldr r1, [pc, #116] ; (800ec34 ) 800ebbe: 481a ldr r0, [pc, #104] ; (800ec28 ) 800ebc0: f002 fa72 bl 80110a8 arp_table[i].state == ETHARP_STATE_EMPTY); /* IP address given? */ if (ipaddr != NULL) { 800ebc4: 68fb ldr r3, [r7, #12] 800ebc6: 2b00 cmp r3, #0 800ebc8: d00b beq.n 800ebe2 /* set IP address */ ip4_addr_copy(arp_table[i].ipaddr, *ipaddr); 800ebca: f9b7 2020 ldrsh.w r2, [r7, #32] 800ebce: 68fb ldr r3, [r7, #12] 800ebd0: 6819 ldr r1, [r3, #0] 800ebd2: 4812 ldr r0, [pc, #72] ; (800ec1c ) 800ebd4: 4613 mov r3, r2 800ebd6: 005b lsls r3, r3, #1 800ebd8: 4413 add r3, r2 800ebda: 00db lsls r3, r3, #3 800ebdc: 4403 add r3, r0 800ebde: 3304 adds r3, #4 800ebe0: 6019 str r1, [r3, #0] } arp_table[i].ctime = 0; 800ebe2: f9b7 2020 ldrsh.w r2, [r7, #32] 800ebe6: 490d ldr r1, [pc, #52] ; (800ec1c ) 800ebe8: 4613 mov r3, r2 800ebea: 005b lsls r3, r3, #1 800ebec: 4413 add r3, r2 800ebee: 00db lsls r3, r3, #3 800ebf0: 440b add r3, r1 800ebf2: 3312 adds r3, #18 800ebf4: 2200 movs r2, #0 800ebf6: 801a strh r2, [r3, #0] #if ETHARP_TABLE_MATCH_NETIF arp_table[i].netif = netif; 800ebf8: f9b7 2020 ldrsh.w r2, [r7, #32] 800ebfc: 4907 ldr r1, [pc, #28] ; (800ec1c ) 800ebfe: 4613 mov r3, r2 800ec00: 005b lsls r3, r3, #1 800ec02: 4413 add r3, r2 800ec04: 00db lsls r3, r3, #3 800ec06: 440b add r3, r1 800ec08: 3308 adds r3, #8 800ec0a: 687a ldr r2, [r7, #4] 800ec0c: 601a str r2, [r3, #0] #endif /* ETHARP_TABLE_MATCH_NETIF */ return (s16_t)i; 800ec0e: f9b7 3020 ldrsh.w r3, [r7, #32] } 800ec12: 4618 mov r0, r3 800ec14: 3728 adds r7, #40 ; 0x28 800ec16: 46bd mov sp, r7 800ec18: bd80 pop {r7, pc} 800ec1a: bf00 nop 800ec1c: 20009a68 .word 0x20009a68 800ec20: 0801829c .word 0x0801829c 800ec24: 080182d4 .word 0x080182d4 800ec28: 08018314 .word 0x08018314 800ec2c: 0801833c .word 0x0801833c 800ec30: 08018354 .word 0x08018354 800ec34: 08018368 .word 0x08018368 0800ec38 : * * @see pbuf_free() */ static err_t etharp_update_arp_entry(struct netif *netif, const ip4_addr_t *ipaddr, struct eth_addr *ethaddr, u8_t flags) { 800ec38: b580 push {r7, lr} 800ec3a: b088 sub sp, #32 800ec3c: af02 add r7, sp, #8 800ec3e: 60f8 str r0, [r7, #12] 800ec40: 60b9 str r1, [r7, #8] 800ec42: 607a str r2, [r7, #4] 800ec44: 70fb strb r3, [r7, #3] s16_t i; LWIP_ASSERT("netif->hwaddr_len == ETH_HWADDR_LEN", netif->hwaddr_len == ETH_HWADDR_LEN); 800ec46: 68fb ldr r3, [r7, #12] 800ec48: f893 3030 ldrb.w r3, [r3, #48] ; 0x30 800ec4c: 2b06 cmp r3, #6 800ec4e: d006 beq.n 800ec5e 800ec50: 4b48 ldr r3, [pc, #288] ; (800ed74 ) 800ec52: f240 12a9 movw r2, #425 ; 0x1a9 800ec56: 4948 ldr r1, [pc, #288] ; (800ed78 ) 800ec58: 4848 ldr r0, [pc, #288] ; (800ed7c ) 800ec5a: f002 fa25 bl 80110a8 LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_update_arp_entry: %"U16_F".%"U16_F".%"U16_F".%"U16_F" - %02"X16_F":%02"X16_F":%02"X16_F":%02"X16_F":%02"X16_F":%02"X16_F"\n", ip4_addr1_16(ipaddr), ip4_addr2_16(ipaddr), ip4_addr3_16(ipaddr), ip4_addr4_16(ipaddr), (u16_t)ethaddr->addr[0], (u16_t)ethaddr->addr[1], (u16_t)ethaddr->addr[2], (u16_t)ethaddr->addr[3], (u16_t)ethaddr->addr[4], (u16_t)ethaddr->addr[5])); /* non-unicast address? */ if (ip4_addr_isany(ipaddr) || 800ec5e: 68bb ldr r3, [r7, #8] 800ec60: 2b00 cmp r3, #0 800ec62: d012 beq.n 800ec8a 800ec64: 68bb ldr r3, [r7, #8] 800ec66: 681b ldr r3, [r3, #0] 800ec68: 2b00 cmp r3, #0 800ec6a: d00e beq.n 800ec8a ip4_addr_isbroadcast(ipaddr, netif) || 800ec6c: 68bb ldr r3, [r7, #8] 800ec6e: 681b ldr r3, [r3, #0] 800ec70: 68f9 ldr r1, [r7, #12] 800ec72: 4618 mov r0, r3 800ec74: f001 f920 bl 800feb8 800ec78: 4603 mov r3, r0 if (ip4_addr_isany(ipaddr) || 800ec7a: 2b00 cmp r3, #0 800ec7c: d105 bne.n 800ec8a ip4_addr_ismulticast(ipaddr)) { 800ec7e: 68bb ldr r3, [r7, #8] 800ec80: 681b ldr r3, [r3, #0] 800ec82: f003 03f0 and.w r3, r3, #240 ; 0xf0 ip4_addr_isbroadcast(ipaddr, netif) || 800ec86: 2be0 cmp r3, #224 ; 0xe0 800ec88: d102 bne.n 800ec90 LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_update_arp_entry: will not add non-unicast IP address to ARP cache\n")); return ERR_ARG; 800ec8a: f06f 030f mvn.w r3, #15 800ec8e: e06c b.n 800ed6a } /* find or create ARP entry */ i = etharp_find_entry(ipaddr, flags, netif); 800ec90: 78fb ldrb r3, [r7, #3] 800ec92: 68fa ldr r2, [r7, #12] 800ec94: 4619 mov r1, r3 800ec96: 68b8 ldr r0, [r7, #8] 800ec98: f7ff fe56 bl 800e948 800ec9c: 4603 mov r3, r0 800ec9e: 82fb strh r3, [r7, #22] /* bail out if no entry could be found */ if (i < 0) { 800eca0: f9b7 3016 ldrsh.w r3, [r7, #22] 800eca4: 2b00 cmp r3, #0 800eca6: da02 bge.n 800ecae return (err_t)i; 800eca8: 8afb ldrh r3, [r7, #22] 800ecaa: b25b sxtb r3, r3 800ecac: e05d b.n 800ed6a return ERR_VAL; } else #endif /* ETHARP_SUPPORT_STATIC_ENTRIES */ { /* mark it stable */ arp_table[i].state = ETHARP_STATE_STABLE; 800ecae: f9b7 2016 ldrsh.w r2, [r7, #22] 800ecb2: 4933 ldr r1, [pc, #204] ; (800ed80 ) 800ecb4: 4613 mov r3, r2 800ecb6: 005b lsls r3, r3, #1 800ecb8: 4413 add r3, r2 800ecba: 00db lsls r3, r3, #3 800ecbc: 440b add r3, r1 800ecbe: 3314 adds r3, #20 800ecc0: 2202 movs r2, #2 800ecc2: 701a strb r2, [r3, #0] } /* record network interface */ arp_table[i].netif = netif; 800ecc4: f9b7 2016 ldrsh.w r2, [r7, #22] 800ecc8: 492d ldr r1, [pc, #180] ; (800ed80 ) 800ecca: 4613 mov r3, r2 800eccc: 005b lsls r3, r3, #1 800ecce: 4413 add r3, r2 800ecd0: 00db lsls r3, r3, #3 800ecd2: 440b add r3, r1 800ecd4: 3308 adds r3, #8 800ecd6: 68fa ldr r2, [r7, #12] 800ecd8: 601a str r2, [r3, #0] /* insert in SNMP ARP index tree */ mib2_add_arp_entry(netif, &arp_table[i].ipaddr); LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_update_arp_entry: updating stable entry %"S16_F"\n", i)); /* update address */ SMEMCPY(&arp_table[i].ethaddr, ethaddr, ETH_HWADDR_LEN); 800ecda: f9b7 2016 ldrsh.w r2, [r7, #22] 800ecde: 4613 mov r3, r2 800ece0: 005b lsls r3, r3, #1 800ece2: 4413 add r3, r2 800ece4: 00db lsls r3, r3, #3 800ece6: 3308 adds r3, #8 800ece8: 4a25 ldr r2, [pc, #148] ; (800ed80 ) 800ecea: 4413 add r3, r2 800ecec: 3304 adds r3, #4 800ecee: 2206 movs r2, #6 800ecf0: 6879 ldr r1, [r7, #4] 800ecf2: 4618 mov r0, r3 800ecf4: f002 f9a8 bl 8011048 /* reset time stamp */ arp_table[i].ctime = 0; 800ecf8: f9b7 2016 ldrsh.w r2, [r7, #22] 800ecfc: 4920 ldr r1, [pc, #128] ; (800ed80 ) 800ecfe: 4613 mov r3, r2 800ed00: 005b lsls r3, r3, #1 800ed02: 4413 add r3, r2 800ed04: 00db lsls r3, r3, #3 800ed06: 440b add r3, r1 800ed08: 3312 adds r3, #18 800ed0a: 2200 movs r2, #0 800ed0c: 801a strh r2, [r3, #0] /* get the packet pointer */ p = q->p; /* now queue entry can be freed */ memp_free(MEMP_ARP_QUEUE, q); #else /* ARP_QUEUEING */ if (arp_table[i].q != NULL) { 800ed0e: f9b7 2016 ldrsh.w r2, [r7, #22] 800ed12: 491b ldr r1, [pc, #108] ; (800ed80 ) 800ed14: 4613 mov r3, r2 800ed16: 005b lsls r3, r3, #1 800ed18: 4413 add r3, r2 800ed1a: 00db lsls r3, r3, #3 800ed1c: 440b add r3, r1 800ed1e: 681b ldr r3, [r3, #0] 800ed20: 2b00 cmp r3, #0 800ed22: d021 beq.n 800ed68 struct pbuf *p = arp_table[i].q; 800ed24: f9b7 2016 ldrsh.w r2, [r7, #22] 800ed28: 4915 ldr r1, [pc, #84] ; (800ed80 ) 800ed2a: 4613 mov r3, r2 800ed2c: 005b lsls r3, r3, #1 800ed2e: 4413 add r3, r2 800ed30: 00db lsls r3, r3, #3 800ed32: 440b add r3, r1 800ed34: 681b ldr r3, [r3, #0] 800ed36: 613b str r3, [r7, #16] arp_table[i].q = NULL; 800ed38: f9b7 2016 ldrsh.w r2, [r7, #22] 800ed3c: 4910 ldr r1, [pc, #64] ; (800ed80 ) 800ed3e: 4613 mov r3, r2 800ed40: 005b lsls r3, r3, #1 800ed42: 4413 add r3, r2 800ed44: 00db lsls r3, r3, #3 800ed46: 440b add r3, r1 800ed48: 2200 movs r2, #0 800ed4a: 601a str r2, [r3, #0] #endif /* ARP_QUEUEING */ /* send the queued IP packet */ ethernet_output(netif, p, (struct eth_addr *)(netif->hwaddr), ethaddr, ETHTYPE_IP); 800ed4c: 68fb ldr r3, [r7, #12] 800ed4e: f103 022a add.w r2, r3, #42 ; 0x2a 800ed52: f44f 6300 mov.w r3, #2048 ; 0x800 800ed56: 9300 str r3, [sp, #0] 800ed58: 687b ldr r3, [r7, #4] 800ed5a: 6939 ldr r1, [r7, #16] 800ed5c: 68f8 ldr r0, [r7, #12] 800ed5e: f002 f8f7 bl 8010f50 /* free the queued IP packet */ pbuf_free(p); 800ed62: 6938 ldr r0, [r7, #16] 800ed64: f7f7 fc28 bl 80065b8 } return ERR_OK; 800ed68: 2300 movs r3, #0 } 800ed6a: 4618 mov r0, r3 800ed6c: 3718 adds r7, #24 800ed6e: 46bd mov sp, r7 800ed70: bd80 pop {r7, pc} 800ed72: bf00 nop 800ed74: 0801829c .word 0x0801829c 800ed78: 08018394 .word 0x08018394 800ed7c: 08018314 .word 0x08018314 800ed80: 20009a68 .word 0x20009a68 0800ed84 : * * @param netif points to a network interface */ void etharp_cleanup_netif(struct netif *netif) { 800ed84: b580 push {r7, lr} 800ed86: b084 sub sp, #16 800ed88: af00 add r7, sp, #0 800ed8a: 6078 str r0, [r7, #4] int i; for (i = 0; i < ARP_TABLE_SIZE; ++i) { 800ed8c: 2300 movs r3, #0 800ed8e: 60fb str r3, [r7, #12] 800ed90: e01e b.n 800edd0 u8_t state = arp_table[i].state; 800ed92: 4913 ldr r1, [pc, #76] ; (800ede0 ) 800ed94: 68fa ldr r2, [r7, #12] 800ed96: 4613 mov r3, r2 800ed98: 005b lsls r3, r3, #1 800ed9a: 4413 add r3, r2 800ed9c: 00db lsls r3, r3, #3 800ed9e: 440b add r3, r1 800eda0: 3314 adds r3, #20 800eda2: 781b ldrb r3, [r3, #0] 800eda4: 72fb strb r3, [r7, #11] if ((state != ETHARP_STATE_EMPTY) && (arp_table[i].netif == netif)) { 800eda6: 7afb ldrb r3, [r7, #11] 800eda8: 2b00 cmp r3, #0 800edaa: d00e beq.n 800edca 800edac: 490c ldr r1, [pc, #48] ; (800ede0 ) 800edae: 68fa ldr r2, [r7, #12] 800edb0: 4613 mov r3, r2 800edb2: 005b lsls r3, r3, #1 800edb4: 4413 add r3, r2 800edb6: 00db lsls r3, r3, #3 800edb8: 440b add r3, r1 800edba: 3308 adds r3, #8 800edbc: 681b ldr r3, [r3, #0] 800edbe: 687a ldr r2, [r7, #4] 800edc0: 429a cmp r2, r3 800edc2: d102 bne.n 800edca etharp_free_entry(i); 800edc4: 68f8 ldr r0, [r7, #12] 800edc6: f7ff fce5 bl 800e794 for (i = 0; i < ARP_TABLE_SIZE; ++i) { 800edca: 68fb ldr r3, [r7, #12] 800edcc: 3301 adds r3, #1 800edce: 60fb str r3, [r7, #12] 800edd0: 68fb ldr r3, [r7, #12] 800edd2: 2b09 cmp r3, #9 800edd4: dddd ble.n 800ed92 } } } 800edd6: bf00 nop 800edd8: bf00 nop 800edda: 3710 adds r7, #16 800eddc: 46bd mov sp, r7 800edde: bd80 pop {r7, pc} 800ede0: 20009a68 .word 0x20009a68 0800ede4 : * * @see pbuf_free() */ void etharp_input(struct pbuf *p, struct netif *netif) { 800ede4: b5b0 push {r4, r5, r7, lr} 800ede6: b08a sub sp, #40 ; 0x28 800ede8: af04 add r7, sp, #16 800edea: 6078 str r0, [r7, #4] 800edec: 6039 str r1, [r7, #0] ip4_addr_t sipaddr, dipaddr; u8_t for_us; LWIP_ASSERT_CORE_LOCKED(); LWIP_ERROR("netif != NULL", (netif != NULL), return;); 800edee: 683b ldr r3, [r7, #0] 800edf0: 2b00 cmp r3, #0 800edf2: d107 bne.n 800ee04 800edf4: 4b3f ldr r3, [pc, #252] ; (800eef4 ) 800edf6: f240 228a movw r2, #650 ; 0x28a 800edfa: 493f ldr r1, [pc, #252] ; (800eef8 ) 800edfc: 483f ldr r0, [pc, #252] ; (800eefc ) 800edfe: f002 f953 bl 80110a8 800ee02: e074 b.n 800eeee hdr = (struct etharp_hdr *)p->payload; 800ee04: 687b ldr r3, [r7, #4] 800ee06: 685b ldr r3, [r3, #4] 800ee08: 613b str r3, [r7, #16] /* RFC 826 "Packet Reception": */ if ((hdr->hwtype != PP_HTONS(LWIP_IANA_HWTYPE_ETHERNET)) || 800ee0a: 693b ldr r3, [r7, #16] 800ee0c: 881b ldrh r3, [r3, #0] 800ee0e: b29b uxth r3, r3 800ee10: f5b3 7f80 cmp.w r3, #256 ; 0x100 800ee14: d10c bne.n 800ee30 (hdr->hwlen != ETH_HWADDR_LEN) || 800ee16: 693b ldr r3, [r7, #16] 800ee18: 791b ldrb r3, [r3, #4] if ((hdr->hwtype != PP_HTONS(LWIP_IANA_HWTYPE_ETHERNET)) || 800ee1a: 2b06 cmp r3, #6 800ee1c: d108 bne.n 800ee30 (hdr->protolen != sizeof(ip4_addr_t)) || 800ee1e: 693b ldr r3, [r7, #16] 800ee20: 795b ldrb r3, [r3, #5] (hdr->hwlen != ETH_HWADDR_LEN) || 800ee22: 2b04 cmp r3, #4 800ee24: d104 bne.n 800ee30 (hdr->proto != PP_HTONS(ETHTYPE_IP))) { 800ee26: 693b ldr r3, [r7, #16] 800ee28: 885b ldrh r3, [r3, #2] 800ee2a: b29b uxth r3, r3 (hdr->protolen != sizeof(ip4_addr_t)) || 800ee2c: 2b08 cmp r3, #8 800ee2e: d003 beq.n 800ee38 LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_WARNING, ("etharp_input: packet dropped, wrong hw type, hwlen, proto, protolen or ethernet type (%"U16_F"/%"U16_F"/%"U16_F"/%"U16_F")\n", hdr->hwtype, (u16_t)hdr->hwlen, hdr->proto, (u16_t)hdr->protolen)); ETHARP_STATS_INC(etharp.proterr); ETHARP_STATS_INC(etharp.drop); pbuf_free(p); 800ee30: 6878 ldr r0, [r7, #4] 800ee32: f7f7 fbc1 bl 80065b8 return; 800ee36: e05a b.n 800eeee autoip_arp_reply(netif, hdr); #endif /* LWIP_AUTOIP */ /* Copy struct ip4_addr_wordaligned to aligned ip4_addr, to support compilers without * structure packing (not using structure copy which breaks strict-aliasing rules). */ IPADDR_WORDALIGNED_COPY_TO_IP4_ADDR_T(&sipaddr, &hdr->sipaddr); 800ee38: 693b ldr r3, [r7, #16] 800ee3a: 330e adds r3, #14 800ee3c: 681b ldr r3, [r3, #0] 800ee3e: 60fb str r3, [r7, #12] IPADDR_WORDALIGNED_COPY_TO_IP4_ADDR_T(&dipaddr, &hdr->dipaddr); 800ee40: 693b ldr r3, [r7, #16] 800ee42: 3318 adds r3, #24 800ee44: 681b ldr r3, [r3, #0] 800ee46: 60bb str r3, [r7, #8] /* this interface is not configured? */ if (ip4_addr_isany_val(*netif_ip4_addr(netif))) { 800ee48: 683b ldr r3, [r7, #0] 800ee4a: 3304 adds r3, #4 800ee4c: 681b ldr r3, [r3, #0] 800ee4e: 2b00 cmp r3, #0 800ee50: d102 bne.n 800ee58 for_us = 0; 800ee52: 2300 movs r3, #0 800ee54: 75fb strb r3, [r7, #23] 800ee56: e009 b.n 800ee6c } else { /* ARP packet directed to us? */ for_us = (u8_t)ip4_addr_cmp(&dipaddr, netif_ip4_addr(netif)); 800ee58: 68ba ldr r2, [r7, #8] 800ee5a: 683b ldr r3, [r7, #0] 800ee5c: 3304 adds r3, #4 800ee5e: 681b ldr r3, [r3, #0] 800ee60: 429a cmp r2, r3 800ee62: bf0c ite eq 800ee64: 2301 moveq r3, #1 800ee66: 2300 movne r3, #0 800ee68: b2db uxtb r3, r3 800ee6a: 75fb strb r3, [r7, #23] /* ARP message directed to us? -> add IP address in ARP cache; assume requester wants to talk to us, can result in directly sending the queued packets for this host. ARP message not directed to us? -> update the source IP address in the cache, if present */ etharp_update_arp_entry(netif, &sipaddr, &(hdr->shwaddr), 800ee6c: 693b ldr r3, [r7, #16] 800ee6e: f103 0208 add.w r2, r3, #8 800ee72: 7dfb ldrb r3, [r7, #23] 800ee74: 2b00 cmp r3, #0 800ee76: d001 beq.n 800ee7c 800ee78: 2301 movs r3, #1 800ee7a: e000 b.n 800ee7e 800ee7c: 2302 movs r3, #2 800ee7e: f107 010c add.w r1, r7, #12 800ee82: 6838 ldr r0, [r7, #0] 800ee84: f7ff fed8 bl 800ec38 for_us ? ETHARP_FLAG_TRY_HARD : ETHARP_FLAG_FIND_ONLY); /* now act on the message itself */ switch (hdr->opcode) { 800ee88: 693b ldr r3, [r7, #16] 800ee8a: 88db ldrh r3, [r3, #6] 800ee8c: b29b uxth r3, r3 800ee8e: f5b3 7f80 cmp.w r3, #256 ; 0x100 800ee92: d003 beq.n 800ee9c 800ee94: f5b3 7f00 cmp.w r3, #512 ; 0x200 800ee98: d01e beq.n 800eed8 #endif /* (LWIP_DHCP && DHCP_DOES_ARP_CHECK) */ break; default: LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_input: ARP unknown opcode type %"S16_F"\n", lwip_htons(hdr->opcode))); ETHARP_STATS_INC(etharp.err); break; 800ee9a: e025 b.n 800eee8 if (for_us) { 800ee9c: 7dfb ldrb r3, [r7, #23] 800ee9e: 2b00 cmp r3, #0 800eea0: d021 beq.n 800eee6 (struct eth_addr *)netif->hwaddr, &hdr->shwaddr, 800eea2: 683b ldr r3, [r7, #0] 800eea4: f103 002a add.w r0, r3, #42 ; 0x2a 800eea8: 693b ldr r3, [r7, #16] 800eeaa: f103 0408 add.w r4, r3, #8 (struct eth_addr *)netif->hwaddr, netif_ip4_addr(netif), 800eeae: 683b ldr r3, [r7, #0] 800eeb0: f103 052a add.w r5, r3, #42 ; 0x2a 800eeb4: 683b ldr r3, [r7, #0] 800eeb6: 3304 adds r3, #4 &hdr->shwaddr, &sipaddr, 800eeb8: 693a ldr r2, [r7, #16] 800eeba: 3208 adds r2, #8 etharp_raw(netif, 800eebc: 2102 movs r1, #2 800eebe: 9103 str r1, [sp, #12] 800eec0: f107 010c add.w r1, r7, #12 800eec4: 9102 str r1, [sp, #8] 800eec6: 9201 str r2, [sp, #4] 800eec8: 9300 str r3, [sp, #0] 800eeca: 462b mov r3, r5 800eecc: 4622 mov r2, r4 800eece: 4601 mov r1, r0 800eed0: 6838 ldr r0, [r7, #0] 800eed2: f000 faef bl 800f4b4 break; 800eed6: e006 b.n 800eee6 dhcp_arp_reply(netif, &sipaddr); 800eed8: f107 030c add.w r3, r7, #12 800eedc: 4619 mov r1, r3 800eede: 6838 ldr r0, [r7, #0] 800eee0: f7fe f9fc bl 800d2dc break; 800eee4: e000 b.n 800eee8 break; 800eee6: bf00 nop } /* free ARP packet */ pbuf_free(p); 800eee8: 6878 ldr r0, [r7, #4] 800eeea: f7f7 fb65 bl 80065b8 } 800eeee: 3718 adds r7, #24 800eef0: 46bd mov sp, r7 800eef2: bdb0 pop {r4, r5, r7, pc} 800eef4: 0801829c .word 0x0801829c 800eef8: 080183ec .word 0x080183ec 800eefc: 08018314 .word 0x08018314 0800ef00 : /** Just a small helper function that sends a pbuf to an ethernet address * in the arp_table specified by the index 'arp_idx'. */ static err_t etharp_output_to_arp_index(struct netif *netif, struct pbuf *q, netif_addr_idx_t arp_idx) { 800ef00: b580 push {r7, lr} 800ef02: b086 sub sp, #24 800ef04: af02 add r7, sp, #8 800ef06: 60f8 str r0, [r7, #12] 800ef08: 60b9 str r1, [r7, #8] 800ef0a: 4613 mov r3, r2 800ef0c: 71fb strb r3, [r7, #7] LWIP_ASSERT("arp_table[arp_idx].state >= ETHARP_STATE_STABLE", 800ef0e: 79fa ldrb r2, [r7, #7] 800ef10: 4944 ldr r1, [pc, #272] ; (800f024 ) 800ef12: 4613 mov r3, r2 800ef14: 005b lsls r3, r3, #1 800ef16: 4413 add r3, r2 800ef18: 00db lsls r3, r3, #3 800ef1a: 440b add r3, r1 800ef1c: 3314 adds r3, #20 800ef1e: 781b ldrb r3, [r3, #0] 800ef20: 2b01 cmp r3, #1 800ef22: d806 bhi.n 800ef32 800ef24: 4b40 ldr r3, [pc, #256] ; (800f028 ) 800ef26: f240 22ee movw r2, #750 ; 0x2ee 800ef2a: 4940 ldr r1, [pc, #256] ; (800f02c ) 800ef2c: 4840 ldr r0, [pc, #256] ; (800f030 ) 800ef2e: f002 f8bb bl 80110a8 arp_table[arp_idx].state >= ETHARP_STATE_STABLE); /* if arp table entry is about to expire: re-request it, but only if its state is ETHARP_STATE_STABLE to prevent flooding the network with ARP requests if this address is used frequently. */ if (arp_table[arp_idx].state == ETHARP_STATE_STABLE) { 800ef32: 79fa ldrb r2, [r7, #7] 800ef34: 493b ldr r1, [pc, #236] ; (800f024 ) 800ef36: 4613 mov r3, r2 800ef38: 005b lsls r3, r3, #1 800ef3a: 4413 add r3, r2 800ef3c: 00db lsls r3, r3, #3 800ef3e: 440b add r3, r1 800ef40: 3314 adds r3, #20 800ef42: 781b ldrb r3, [r3, #0] 800ef44: 2b02 cmp r3, #2 800ef46: d153 bne.n 800eff0 if (arp_table[arp_idx].ctime >= ARP_AGE_REREQUEST_USED_BROADCAST) { 800ef48: 79fa ldrb r2, [r7, #7] 800ef4a: 4936 ldr r1, [pc, #216] ; (800f024 ) 800ef4c: 4613 mov r3, r2 800ef4e: 005b lsls r3, r3, #1 800ef50: 4413 add r3, r2 800ef52: 00db lsls r3, r3, #3 800ef54: 440b add r3, r1 800ef56: 3312 adds r3, #18 800ef58: 881b ldrh r3, [r3, #0] 800ef5a: f5b3 7f8e cmp.w r3, #284 ; 0x11c 800ef5e: d919 bls.n 800ef94 /* issue a standard request using broadcast */ if (etharp_request(netif, &arp_table[arp_idx].ipaddr) == ERR_OK) { 800ef60: 79fa ldrb r2, [r7, #7] 800ef62: 4613 mov r3, r2 800ef64: 005b lsls r3, r3, #1 800ef66: 4413 add r3, r2 800ef68: 00db lsls r3, r3, #3 800ef6a: 4a2e ldr r2, [pc, #184] ; (800f024 ) 800ef6c: 4413 add r3, r2 800ef6e: 3304 adds r3, #4 800ef70: 4619 mov r1, r3 800ef72: 68f8 ldr r0, [r7, #12] 800ef74: f000 fb4c bl 800f610 800ef78: 4603 mov r3, r0 800ef7a: 2b00 cmp r3, #0 800ef7c: d138 bne.n 800eff0 arp_table[arp_idx].state = ETHARP_STATE_STABLE_REREQUESTING_1; 800ef7e: 79fa ldrb r2, [r7, #7] 800ef80: 4928 ldr r1, [pc, #160] ; (800f024 ) 800ef82: 4613 mov r3, r2 800ef84: 005b lsls r3, r3, #1 800ef86: 4413 add r3, r2 800ef88: 00db lsls r3, r3, #3 800ef8a: 440b add r3, r1 800ef8c: 3314 adds r3, #20 800ef8e: 2203 movs r2, #3 800ef90: 701a strb r2, [r3, #0] 800ef92: e02d b.n 800eff0 } } else if (arp_table[arp_idx].ctime >= ARP_AGE_REREQUEST_USED_UNICAST) { 800ef94: 79fa ldrb r2, [r7, #7] 800ef96: 4923 ldr r1, [pc, #140] ; (800f024 ) 800ef98: 4613 mov r3, r2 800ef9a: 005b lsls r3, r3, #1 800ef9c: 4413 add r3, r2 800ef9e: 00db lsls r3, r3, #3 800efa0: 440b add r3, r1 800efa2: 3312 adds r3, #18 800efa4: 881b ldrh r3, [r3, #0] 800efa6: f5b3 7f87 cmp.w r3, #270 ; 0x10e 800efaa: d321 bcc.n 800eff0 /* issue a unicast request (for 15 seconds) to prevent unnecessary broadcast */ if (etharp_request_dst(netif, &arp_table[arp_idx].ipaddr, &arp_table[arp_idx].ethaddr) == ERR_OK) { 800efac: 79fa ldrb r2, [r7, #7] 800efae: 4613 mov r3, r2 800efb0: 005b lsls r3, r3, #1 800efb2: 4413 add r3, r2 800efb4: 00db lsls r3, r3, #3 800efb6: 4a1b ldr r2, [pc, #108] ; (800f024 ) 800efb8: 4413 add r3, r2 800efba: 1d19 adds r1, r3, #4 800efbc: 79fa ldrb r2, [r7, #7] 800efbe: 4613 mov r3, r2 800efc0: 005b lsls r3, r3, #1 800efc2: 4413 add r3, r2 800efc4: 00db lsls r3, r3, #3 800efc6: 3308 adds r3, #8 800efc8: 4a16 ldr r2, [pc, #88] ; (800f024 ) 800efca: 4413 add r3, r2 800efcc: 3304 adds r3, #4 800efce: 461a mov r2, r3 800efd0: 68f8 ldr r0, [r7, #12] 800efd2: f000 fafb bl 800f5cc 800efd6: 4603 mov r3, r0 800efd8: 2b00 cmp r3, #0 800efda: d109 bne.n 800eff0 arp_table[arp_idx].state = ETHARP_STATE_STABLE_REREQUESTING_1; 800efdc: 79fa ldrb r2, [r7, #7] 800efde: 4911 ldr r1, [pc, #68] ; (800f024 ) 800efe0: 4613 mov r3, r2 800efe2: 005b lsls r3, r3, #1 800efe4: 4413 add r3, r2 800efe6: 00db lsls r3, r3, #3 800efe8: 440b add r3, r1 800efea: 3314 adds r3, #20 800efec: 2203 movs r2, #3 800efee: 701a strb r2, [r3, #0] } } } return ethernet_output(netif, q, (struct eth_addr *)(netif->hwaddr), &arp_table[arp_idx].ethaddr, ETHTYPE_IP); 800eff0: 68fb ldr r3, [r7, #12] 800eff2: f103 012a add.w r1, r3, #42 ; 0x2a 800eff6: 79fa ldrb r2, [r7, #7] 800eff8: 4613 mov r3, r2 800effa: 005b lsls r3, r3, #1 800effc: 4413 add r3, r2 800effe: 00db lsls r3, r3, #3 800f000: 3308 adds r3, #8 800f002: 4a08 ldr r2, [pc, #32] ; (800f024 ) 800f004: 4413 add r3, r2 800f006: 3304 adds r3, #4 800f008: f44f 6200 mov.w r2, #2048 ; 0x800 800f00c: 9200 str r2, [sp, #0] 800f00e: 460a mov r2, r1 800f010: 68b9 ldr r1, [r7, #8] 800f012: 68f8 ldr r0, [r7, #12] 800f014: f001 ff9c bl 8010f50 800f018: 4603 mov r3, r0 } 800f01a: 4618 mov r0, r3 800f01c: 3710 adds r7, #16 800f01e: 46bd mov sp, r7 800f020: bd80 pop {r7, pc} 800f022: bf00 nop 800f024: 20009a68 .word 0x20009a68 800f028: 0801829c .word 0x0801829c 800f02c: 0801840c .word 0x0801840c 800f030: 08018314 .word 0x08018314 0800f034 : * - ERR_RTE No route to destination (no gateway to external networks), * or the return type of either etharp_query() or ethernet_output(). */ err_t etharp_output(struct netif *netif, struct pbuf *q, const ip4_addr_t *ipaddr) { 800f034: b580 push {r7, lr} 800f036: b08a sub sp, #40 ; 0x28 800f038: af02 add r7, sp, #8 800f03a: 60f8 str r0, [r7, #12] 800f03c: 60b9 str r1, [r7, #8] 800f03e: 607a str r2, [r7, #4] const struct eth_addr *dest; struct eth_addr mcastaddr; const ip4_addr_t *dst_addr = ipaddr; 800f040: 687b ldr r3, [r7, #4] 800f042: 61bb str r3, [r7, #24] LWIP_ASSERT_CORE_LOCKED(); LWIP_ASSERT("netif != NULL", netif != NULL); 800f044: 68fb ldr r3, [r7, #12] 800f046: 2b00 cmp r3, #0 800f048: d106 bne.n 800f058 800f04a: 4b73 ldr r3, [pc, #460] ; (800f218 ) 800f04c: f240 321e movw r2, #798 ; 0x31e 800f050: 4972 ldr r1, [pc, #456] ; (800f21c ) 800f052: 4873 ldr r0, [pc, #460] ; (800f220 ) 800f054: f002 f828 bl 80110a8 LWIP_ASSERT("q != NULL", q != NULL); 800f058: 68bb ldr r3, [r7, #8] 800f05a: 2b00 cmp r3, #0 800f05c: d106 bne.n 800f06c 800f05e: 4b6e ldr r3, [pc, #440] ; (800f218 ) 800f060: f240 321f movw r2, #799 ; 0x31f 800f064: 496f ldr r1, [pc, #444] ; (800f224 ) 800f066: 486e ldr r0, [pc, #440] ; (800f220 ) 800f068: f002 f81e bl 80110a8 LWIP_ASSERT("ipaddr != NULL", ipaddr != NULL); 800f06c: 687b ldr r3, [r7, #4] 800f06e: 2b00 cmp r3, #0 800f070: d106 bne.n 800f080 800f072: 4b69 ldr r3, [pc, #420] ; (800f218 ) 800f074: f44f 7248 mov.w r2, #800 ; 0x320 800f078: 496b ldr r1, [pc, #428] ; (800f228 ) 800f07a: 4869 ldr r0, [pc, #420] ; (800f220 ) 800f07c: f002 f814 bl 80110a8 /* Determine on destination hardware address. Broadcasts and multicasts * are special, other IP addresses are looked up in the ARP table. */ /* broadcast destination IP address? */ if (ip4_addr_isbroadcast(ipaddr, netif)) { 800f080: 687b ldr r3, [r7, #4] 800f082: 681b ldr r3, [r3, #0] 800f084: 68f9 ldr r1, [r7, #12] 800f086: 4618 mov r0, r3 800f088: f000 ff16 bl 800feb8 800f08c: 4603 mov r3, r0 800f08e: 2b00 cmp r3, #0 800f090: d002 beq.n 800f098 /* broadcast on Ethernet also */ dest = (const struct eth_addr *)ðbroadcast; 800f092: 4b66 ldr r3, [pc, #408] ; (800f22c ) 800f094: 61fb str r3, [r7, #28] 800f096: e0af b.n 800f1f8 /* multicast destination IP address? */ } else if (ip4_addr_ismulticast(ipaddr)) { 800f098: 687b ldr r3, [r7, #4] 800f09a: 681b ldr r3, [r3, #0] 800f09c: f003 03f0 and.w r3, r3, #240 ; 0xf0 800f0a0: 2be0 cmp r3, #224 ; 0xe0 800f0a2: d118 bne.n 800f0d6 /* Hash IP multicast address to MAC address.*/ mcastaddr.addr[0] = LL_IP4_MULTICAST_ADDR_0; 800f0a4: 2301 movs r3, #1 800f0a6: 743b strb r3, [r7, #16] mcastaddr.addr[1] = LL_IP4_MULTICAST_ADDR_1; 800f0a8: 2300 movs r3, #0 800f0aa: 747b strb r3, [r7, #17] mcastaddr.addr[2] = LL_IP4_MULTICAST_ADDR_2; 800f0ac: 235e movs r3, #94 ; 0x5e 800f0ae: 74bb strb r3, [r7, #18] mcastaddr.addr[3] = ip4_addr2(ipaddr) & 0x7f; 800f0b0: 687b ldr r3, [r7, #4] 800f0b2: 3301 adds r3, #1 800f0b4: 781b ldrb r3, [r3, #0] 800f0b6: f003 037f and.w r3, r3, #127 ; 0x7f 800f0ba: b2db uxtb r3, r3 800f0bc: 74fb strb r3, [r7, #19] mcastaddr.addr[4] = ip4_addr3(ipaddr); 800f0be: 687b ldr r3, [r7, #4] 800f0c0: 3302 adds r3, #2 800f0c2: 781b ldrb r3, [r3, #0] 800f0c4: 753b strb r3, [r7, #20] mcastaddr.addr[5] = ip4_addr4(ipaddr); 800f0c6: 687b ldr r3, [r7, #4] 800f0c8: 3303 adds r3, #3 800f0ca: 781b ldrb r3, [r3, #0] 800f0cc: 757b strb r3, [r7, #21] /* destination Ethernet address is multicast */ dest = &mcastaddr; 800f0ce: f107 0310 add.w r3, r7, #16 800f0d2: 61fb str r3, [r7, #28] 800f0d4: e090 b.n 800f1f8 /* unicast destination IP address? */ } else { netif_addr_idx_t i; /* outside local network? if so, this can neither be a global broadcast nor a subnet broadcast. */ if (!ip4_addr_netcmp(ipaddr, netif_ip4_addr(netif), netif_ip4_netmask(netif)) && 800f0d6: 687b ldr r3, [r7, #4] 800f0d8: 681a ldr r2, [r3, #0] 800f0da: 68fb ldr r3, [r7, #12] 800f0dc: 3304 adds r3, #4 800f0de: 681b ldr r3, [r3, #0] 800f0e0: 405a eors r2, r3 800f0e2: 68fb ldr r3, [r7, #12] 800f0e4: 3308 adds r3, #8 800f0e6: 681b ldr r3, [r3, #0] 800f0e8: 4013 ands r3, r2 800f0ea: 2b00 cmp r3, #0 800f0ec: d012 beq.n 800f114 !ip4_addr_islinklocal(ipaddr)) { 800f0ee: 687b ldr r3, [r7, #4] 800f0f0: 681b ldr r3, [r3, #0] 800f0f2: b29b uxth r3, r3 if (!ip4_addr_netcmp(ipaddr, netif_ip4_addr(netif), netif_ip4_netmask(netif)) && 800f0f4: f64f 62a9 movw r2, #65193 ; 0xfea9 800f0f8: 4293 cmp r3, r2 800f0fa: d00b beq.n 800f114 dst_addr = LWIP_HOOK_ETHARP_GET_GW(netif, ipaddr); if (dst_addr == NULL) #endif /* LWIP_HOOK_ETHARP_GET_GW */ { /* interface has default gateway? */ if (!ip4_addr_isany_val(*netif_ip4_gw(netif))) { 800f0fc: 68fb ldr r3, [r7, #12] 800f0fe: 330c adds r3, #12 800f100: 681b ldr r3, [r3, #0] 800f102: 2b00 cmp r3, #0 800f104: d003 beq.n 800f10e /* send to hardware address of default gateway IP address */ dst_addr = netif_ip4_gw(netif); 800f106: 68fb ldr r3, [r7, #12] 800f108: 330c adds r3, #12 800f10a: 61bb str r3, [r7, #24] 800f10c: e002 b.n 800f114 /* no default gateway available */ } else { /* no route to destination error (default gateway missing) */ return ERR_RTE; 800f10e: f06f 0303 mvn.w r3, #3 800f112: e07d b.n 800f210 if (netif->hints != NULL) { /* per-pcb cached entry was given */ netif_addr_idx_t etharp_cached_entry = netif->hints->addr_hint; if (etharp_cached_entry < ARP_TABLE_SIZE) { #endif /* LWIP_NETIF_HWADDRHINT */ if ((arp_table[etharp_cached_entry].state >= ETHARP_STATE_STABLE) && 800f114: 4b46 ldr r3, [pc, #280] ; (800f230 ) 800f116: 781b ldrb r3, [r3, #0] 800f118: 4619 mov r1, r3 800f11a: 4a46 ldr r2, [pc, #280] ; (800f234 ) 800f11c: 460b mov r3, r1 800f11e: 005b lsls r3, r3, #1 800f120: 440b add r3, r1 800f122: 00db lsls r3, r3, #3 800f124: 4413 add r3, r2 800f126: 3314 adds r3, #20 800f128: 781b ldrb r3, [r3, #0] 800f12a: 2b01 cmp r3, #1 800f12c: d925 bls.n 800f17a #if ETHARP_TABLE_MATCH_NETIF (arp_table[etharp_cached_entry].netif == netif) && 800f12e: 4b40 ldr r3, [pc, #256] ; (800f230 ) 800f130: 781b ldrb r3, [r3, #0] 800f132: 4619 mov r1, r3 800f134: 4a3f ldr r2, [pc, #252] ; (800f234 ) 800f136: 460b mov r3, r1 800f138: 005b lsls r3, r3, #1 800f13a: 440b add r3, r1 800f13c: 00db lsls r3, r3, #3 800f13e: 4413 add r3, r2 800f140: 3308 adds r3, #8 800f142: 681b ldr r3, [r3, #0] if ((arp_table[etharp_cached_entry].state >= ETHARP_STATE_STABLE) && 800f144: 68fa ldr r2, [r7, #12] 800f146: 429a cmp r2, r3 800f148: d117 bne.n 800f17a #endif (ip4_addr_cmp(dst_addr, &arp_table[etharp_cached_entry].ipaddr))) { 800f14a: 69bb ldr r3, [r7, #24] 800f14c: 681a ldr r2, [r3, #0] 800f14e: 4b38 ldr r3, [pc, #224] ; (800f230 ) 800f150: 781b ldrb r3, [r3, #0] 800f152: 4618 mov r0, r3 800f154: 4937 ldr r1, [pc, #220] ; (800f234 ) 800f156: 4603 mov r3, r0 800f158: 005b lsls r3, r3, #1 800f15a: 4403 add r3, r0 800f15c: 00db lsls r3, r3, #3 800f15e: 440b add r3, r1 800f160: 3304 adds r3, #4 800f162: 681b ldr r3, [r3, #0] (arp_table[etharp_cached_entry].netif == netif) && 800f164: 429a cmp r2, r3 800f166: d108 bne.n 800f17a /* the per-pcb-cached entry is stable and the right one! */ ETHARP_STATS_INC(etharp.cachehit); return etharp_output_to_arp_index(netif, q, etharp_cached_entry); 800f168: 4b31 ldr r3, [pc, #196] ; (800f230 ) 800f16a: 781b ldrb r3, [r3, #0] 800f16c: 461a mov r2, r3 800f16e: 68b9 ldr r1, [r7, #8] 800f170: 68f8 ldr r0, [r7, #12] 800f172: f7ff fec5 bl 800ef00 800f176: 4603 mov r3, r0 800f178: e04a b.n 800f210 } #endif /* LWIP_NETIF_HWADDRHINT */ /* find stable entry: do this here since this is a critical path for throughput and etharp_find_entry() is kind of slow */ for (i = 0; i < ARP_TABLE_SIZE; i++) { 800f17a: 2300 movs r3, #0 800f17c: 75fb strb r3, [r7, #23] 800f17e: e031 b.n 800f1e4 if ((arp_table[i].state >= ETHARP_STATE_STABLE) && 800f180: 7dfa ldrb r2, [r7, #23] 800f182: 492c ldr r1, [pc, #176] ; (800f234 ) 800f184: 4613 mov r3, r2 800f186: 005b lsls r3, r3, #1 800f188: 4413 add r3, r2 800f18a: 00db lsls r3, r3, #3 800f18c: 440b add r3, r1 800f18e: 3314 adds r3, #20 800f190: 781b ldrb r3, [r3, #0] 800f192: 2b01 cmp r3, #1 800f194: d923 bls.n 800f1de #if ETHARP_TABLE_MATCH_NETIF (arp_table[i].netif == netif) && 800f196: 7dfa ldrb r2, [r7, #23] 800f198: 4926 ldr r1, [pc, #152] ; (800f234 ) 800f19a: 4613 mov r3, r2 800f19c: 005b lsls r3, r3, #1 800f19e: 4413 add r3, r2 800f1a0: 00db lsls r3, r3, #3 800f1a2: 440b add r3, r1 800f1a4: 3308 adds r3, #8 800f1a6: 681b ldr r3, [r3, #0] if ((arp_table[i].state >= ETHARP_STATE_STABLE) && 800f1a8: 68fa ldr r2, [r7, #12] 800f1aa: 429a cmp r2, r3 800f1ac: d117 bne.n 800f1de #endif (ip4_addr_cmp(dst_addr, &arp_table[i].ipaddr))) { 800f1ae: 69bb ldr r3, [r7, #24] 800f1b0: 6819 ldr r1, [r3, #0] 800f1b2: 7dfa ldrb r2, [r7, #23] 800f1b4: 481f ldr r0, [pc, #124] ; (800f234 ) 800f1b6: 4613 mov r3, r2 800f1b8: 005b lsls r3, r3, #1 800f1ba: 4413 add r3, r2 800f1bc: 00db lsls r3, r3, #3 800f1be: 4403 add r3, r0 800f1c0: 3304 adds r3, #4 800f1c2: 681b ldr r3, [r3, #0] (arp_table[i].netif == netif) && 800f1c4: 4299 cmp r1, r3 800f1c6: d10a bne.n 800f1de /* found an existing, stable entry */ ETHARP_SET_ADDRHINT(netif, i); 800f1c8: 4a19 ldr r2, [pc, #100] ; (800f230 ) 800f1ca: 7dfb ldrb r3, [r7, #23] 800f1cc: 7013 strb r3, [r2, #0] return etharp_output_to_arp_index(netif, q, i); 800f1ce: 7dfb ldrb r3, [r7, #23] 800f1d0: 461a mov r2, r3 800f1d2: 68b9 ldr r1, [r7, #8] 800f1d4: 68f8 ldr r0, [r7, #12] 800f1d6: f7ff fe93 bl 800ef00 800f1da: 4603 mov r3, r0 800f1dc: e018 b.n 800f210 for (i = 0; i < ARP_TABLE_SIZE; i++) { 800f1de: 7dfb ldrb r3, [r7, #23] 800f1e0: 3301 adds r3, #1 800f1e2: 75fb strb r3, [r7, #23] 800f1e4: 7dfb ldrb r3, [r7, #23] 800f1e6: 2b09 cmp r3, #9 800f1e8: d9ca bls.n 800f180 } } /* no stable entry found, use the (slower) query function: queue on destination Ethernet address belonging to ipaddr */ return etharp_query(netif, dst_addr, q); 800f1ea: 68ba ldr r2, [r7, #8] 800f1ec: 69b9 ldr r1, [r7, #24] 800f1ee: 68f8 ldr r0, [r7, #12] 800f1f0: f000 f822 bl 800f238 800f1f4: 4603 mov r3, r0 800f1f6: e00b b.n 800f210 } /* continuation for multicast/broadcast destinations */ /* obtain source Ethernet address of the given interface */ /* send packet directly on the link */ return ethernet_output(netif, q, (struct eth_addr *)(netif->hwaddr), dest, ETHTYPE_IP); 800f1f8: 68fb ldr r3, [r7, #12] 800f1fa: f103 022a add.w r2, r3, #42 ; 0x2a 800f1fe: f44f 6300 mov.w r3, #2048 ; 0x800 800f202: 9300 str r3, [sp, #0] 800f204: 69fb ldr r3, [r7, #28] 800f206: 68b9 ldr r1, [r7, #8] 800f208: 68f8 ldr r0, [r7, #12] 800f20a: f001 fea1 bl 8010f50 800f20e: 4603 mov r3, r0 } 800f210: 4618 mov r0, r3 800f212: 3720 adds r7, #32 800f214: 46bd mov sp, r7 800f216: bd80 pop {r7, pc} 800f218: 0801829c .word 0x0801829c 800f21c: 080183ec .word 0x080183ec 800f220: 08018314 .word 0x08018314 800f224: 0801843c .word 0x0801843c 800f228: 080183dc .word 0x080183dc 800f22c: 08018ad4 .word 0x08018ad4 800f230: 20009b58 .word 0x20009b58 800f234: 20009a68 .word 0x20009a68 0800f238 : * - ERR_ARG Non-unicast address given, those will not appear in ARP cache. * */ err_t etharp_query(struct netif *netif, const ip4_addr_t *ipaddr, struct pbuf *q) { 800f238: b580 push {r7, lr} 800f23a: b08c sub sp, #48 ; 0x30 800f23c: af02 add r7, sp, #8 800f23e: 60f8 str r0, [r7, #12] 800f240: 60b9 str r1, [r7, #8] 800f242: 607a str r2, [r7, #4] struct eth_addr *srcaddr = (struct eth_addr *)netif->hwaddr; 800f244: 68fb ldr r3, [r7, #12] 800f246: 332a adds r3, #42 ; 0x2a 800f248: 617b str r3, [r7, #20] err_t result = ERR_MEM; 800f24a: 23ff movs r3, #255 ; 0xff 800f24c: f887 3027 strb.w r3, [r7, #39] ; 0x27 int is_new_entry = 0; 800f250: 2300 movs r3, #0 800f252: 623b str r3, [r7, #32] s16_t i_err; netif_addr_idx_t i; /* non-unicast address? */ if (ip4_addr_isbroadcast(ipaddr, netif) || 800f254: 68bb ldr r3, [r7, #8] 800f256: 681b ldr r3, [r3, #0] 800f258: 68f9 ldr r1, [r7, #12] 800f25a: 4618 mov r0, r3 800f25c: f000 fe2c bl 800feb8 800f260: 4603 mov r3, r0 800f262: 2b00 cmp r3, #0 800f264: d10c bne.n 800f280 ip4_addr_ismulticast(ipaddr) || 800f266: 68bb ldr r3, [r7, #8] 800f268: 681b ldr r3, [r3, #0] 800f26a: f003 03f0 and.w r3, r3, #240 ; 0xf0 if (ip4_addr_isbroadcast(ipaddr, netif) || 800f26e: 2be0 cmp r3, #224 ; 0xe0 800f270: d006 beq.n 800f280 ip4_addr_ismulticast(ipaddr) || 800f272: 68bb ldr r3, [r7, #8] 800f274: 2b00 cmp r3, #0 800f276: d003 beq.n 800f280 ip4_addr_isany(ipaddr)) { 800f278: 68bb ldr r3, [r7, #8] 800f27a: 681b ldr r3, [r3, #0] 800f27c: 2b00 cmp r3, #0 800f27e: d102 bne.n 800f286 LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_query: will not add non-unicast IP address to ARP cache\n")); return ERR_ARG; 800f280: f06f 030f mvn.w r3, #15 800f284: e101 b.n 800f48a } /* find entry in ARP cache, ask to create entry if queueing packet */ i_err = etharp_find_entry(ipaddr, ETHARP_FLAG_TRY_HARD, netif); 800f286: 68fa ldr r2, [r7, #12] 800f288: 2101 movs r1, #1 800f28a: 68b8 ldr r0, [r7, #8] 800f28c: f7ff fb5c bl 800e948 800f290: 4603 mov r3, r0 800f292: 827b strh r3, [r7, #18] /* could not find or create entry? */ if (i_err < 0) { 800f294: f9b7 3012 ldrsh.w r3, [r7, #18] 800f298: 2b00 cmp r3, #0 800f29a: da02 bge.n 800f2a2 LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_query: could not create ARP entry\n")); if (q) { LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_query: packet dropped\n")); ETHARP_STATS_INC(etharp.memerr); } return (err_t)i_err; 800f29c: 8a7b ldrh r3, [r7, #18] 800f29e: b25b sxtb r3, r3 800f2a0: e0f3 b.n 800f48a } LWIP_ASSERT("type overflow", (size_t)i_err < NETIF_ADDR_IDX_MAX); 800f2a2: 8a7b ldrh r3, [r7, #18] 800f2a4: 2b7e cmp r3, #126 ; 0x7e 800f2a6: d906 bls.n 800f2b6 800f2a8: 4b7a ldr r3, [pc, #488] ; (800f494 ) 800f2aa: f240 32c1 movw r2, #961 ; 0x3c1 800f2ae: 497a ldr r1, [pc, #488] ; (800f498 ) 800f2b0: 487a ldr r0, [pc, #488] ; (800f49c ) 800f2b2: f001 fef9 bl 80110a8 i = (netif_addr_idx_t)i_err; 800f2b6: 8a7b ldrh r3, [r7, #18] 800f2b8: 747b strb r3, [r7, #17] /* mark a fresh entry as pending (we just sent a request) */ if (arp_table[i].state == ETHARP_STATE_EMPTY) { 800f2ba: 7c7a ldrb r2, [r7, #17] 800f2bc: 4978 ldr r1, [pc, #480] ; (800f4a0 ) 800f2be: 4613 mov r3, r2 800f2c0: 005b lsls r3, r3, #1 800f2c2: 4413 add r3, r2 800f2c4: 00db lsls r3, r3, #3 800f2c6: 440b add r3, r1 800f2c8: 3314 adds r3, #20 800f2ca: 781b ldrb r3, [r3, #0] 800f2cc: 2b00 cmp r3, #0 800f2ce: d115 bne.n 800f2fc is_new_entry = 1; 800f2d0: 2301 movs r3, #1 800f2d2: 623b str r3, [r7, #32] arp_table[i].state = ETHARP_STATE_PENDING; 800f2d4: 7c7a ldrb r2, [r7, #17] 800f2d6: 4972 ldr r1, [pc, #456] ; (800f4a0 ) 800f2d8: 4613 mov r3, r2 800f2da: 005b lsls r3, r3, #1 800f2dc: 4413 add r3, r2 800f2de: 00db lsls r3, r3, #3 800f2e0: 440b add r3, r1 800f2e2: 3314 adds r3, #20 800f2e4: 2201 movs r2, #1 800f2e6: 701a strb r2, [r3, #0] /* record network interface for re-sending arp request in etharp_tmr */ arp_table[i].netif = netif; 800f2e8: 7c7a ldrb r2, [r7, #17] 800f2ea: 496d ldr r1, [pc, #436] ; (800f4a0 ) 800f2ec: 4613 mov r3, r2 800f2ee: 005b lsls r3, r3, #1 800f2f0: 4413 add r3, r2 800f2f2: 00db lsls r3, r3, #3 800f2f4: 440b add r3, r1 800f2f6: 3308 adds r3, #8 800f2f8: 68fa ldr r2, [r7, #12] 800f2fa: 601a str r2, [r3, #0] } /* { i is either a STABLE or (new or existing) PENDING entry } */ LWIP_ASSERT("arp_table[i].state == PENDING or STABLE", 800f2fc: 7c7a ldrb r2, [r7, #17] 800f2fe: 4968 ldr r1, [pc, #416] ; (800f4a0 ) 800f300: 4613 mov r3, r2 800f302: 005b lsls r3, r3, #1 800f304: 4413 add r3, r2 800f306: 00db lsls r3, r3, #3 800f308: 440b add r3, r1 800f30a: 3314 adds r3, #20 800f30c: 781b ldrb r3, [r3, #0] 800f30e: 2b01 cmp r3, #1 800f310: d011 beq.n 800f336 800f312: 7c7a ldrb r2, [r7, #17] 800f314: 4962 ldr r1, [pc, #392] ; (800f4a0 ) 800f316: 4613 mov r3, r2 800f318: 005b lsls r3, r3, #1 800f31a: 4413 add r3, r2 800f31c: 00db lsls r3, r3, #3 800f31e: 440b add r3, r1 800f320: 3314 adds r3, #20 800f322: 781b ldrb r3, [r3, #0] 800f324: 2b01 cmp r3, #1 800f326: d806 bhi.n 800f336 800f328: 4b5a ldr r3, [pc, #360] ; (800f494 ) 800f32a: f240 32cd movw r2, #973 ; 0x3cd 800f32e: 495d ldr r1, [pc, #372] ; (800f4a4 ) 800f330: 485a ldr r0, [pc, #360] ; (800f49c ) 800f332: f001 feb9 bl 80110a8 ((arp_table[i].state == ETHARP_STATE_PENDING) || (arp_table[i].state >= ETHARP_STATE_STABLE))); /* do we have a new entry? or an implicit query request? */ if (is_new_entry || (q == NULL)) { 800f336: 6a3b ldr r3, [r7, #32] 800f338: 2b00 cmp r3, #0 800f33a: d102 bne.n 800f342 800f33c: 687b ldr r3, [r7, #4] 800f33e: 2b00 cmp r3, #0 800f340: d10c bne.n 800f35c /* try to resolve it; send out ARP request */ result = etharp_request(netif, ipaddr); 800f342: 68b9 ldr r1, [r7, #8] 800f344: 68f8 ldr r0, [r7, #12] 800f346: f000 f963 bl 800f610 800f34a: 4603 mov r3, r0 800f34c: f887 3027 strb.w r3, [r7, #39] ; 0x27 /* ARP request couldn't be sent */ /* We don't re-send arp request in etharp_tmr, but we still queue packets, since this failure could be temporary, and the next packet calling etharp_query again could lead to sending the queued packets. */ } if (q == NULL) { 800f350: 687b ldr r3, [r7, #4] 800f352: 2b00 cmp r3, #0 800f354: d102 bne.n 800f35c return result; 800f356: f997 3027 ldrsb.w r3, [r7, #39] ; 0x27 800f35a: e096 b.n 800f48a } } /* packet given? */ LWIP_ASSERT("q != NULL", q != NULL); 800f35c: 687b ldr r3, [r7, #4] 800f35e: 2b00 cmp r3, #0 800f360: d106 bne.n 800f370 800f362: 4b4c ldr r3, [pc, #304] ; (800f494 ) 800f364: f240 32e1 movw r2, #993 ; 0x3e1 800f368: 494f ldr r1, [pc, #316] ; (800f4a8 ) 800f36a: 484c ldr r0, [pc, #304] ; (800f49c ) 800f36c: f001 fe9c bl 80110a8 /* stable entry? */ if (arp_table[i].state >= ETHARP_STATE_STABLE) { 800f370: 7c7a ldrb r2, [r7, #17] 800f372: 494b ldr r1, [pc, #300] ; (800f4a0 ) 800f374: 4613 mov r3, r2 800f376: 005b lsls r3, r3, #1 800f378: 4413 add r3, r2 800f37a: 00db lsls r3, r3, #3 800f37c: 440b add r3, r1 800f37e: 3314 adds r3, #20 800f380: 781b ldrb r3, [r3, #0] 800f382: 2b01 cmp r3, #1 800f384: d917 bls.n 800f3b6 /* we have a valid IP->Ethernet address mapping */ ETHARP_SET_ADDRHINT(netif, i); 800f386: 4a49 ldr r2, [pc, #292] ; (800f4ac ) 800f388: 7c7b ldrb r3, [r7, #17] 800f38a: 7013 strb r3, [r2, #0] /* send the packet */ result = ethernet_output(netif, q, srcaddr, &(arp_table[i].ethaddr), ETHTYPE_IP); 800f38c: 7c7a ldrb r2, [r7, #17] 800f38e: 4613 mov r3, r2 800f390: 005b lsls r3, r3, #1 800f392: 4413 add r3, r2 800f394: 00db lsls r3, r3, #3 800f396: 3308 adds r3, #8 800f398: 4a41 ldr r2, [pc, #260] ; (800f4a0 ) 800f39a: 4413 add r3, r2 800f39c: 3304 adds r3, #4 800f39e: f44f 6200 mov.w r2, #2048 ; 0x800 800f3a2: 9200 str r2, [sp, #0] 800f3a4: 697a ldr r2, [r7, #20] 800f3a6: 6879 ldr r1, [r7, #4] 800f3a8: 68f8 ldr r0, [r7, #12] 800f3aa: f001 fdd1 bl 8010f50 800f3ae: 4603 mov r3, r0 800f3b0: f887 3027 strb.w r3, [r7, #39] ; 0x27 800f3b4: e067 b.n 800f486 /* pending entry? (either just created or already pending */ } else if (arp_table[i].state == ETHARP_STATE_PENDING) { 800f3b6: 7c7a ldrb r2, [r7, #17] 800f3b8: 4939 ldr r1, [pc, #228] ; (800f4a0 ) 800f3ba: 4613 mov r3, r2 800f3bc: 005b lsls r3, r3, #1 800f3be: 4413 add r3, r2 800f3c0: 00db lsls r3, r3, #3 800f3c2: 440b add r3, r1 800f3c4: 3314 adds r3, #20 800f3c6: 781b ldrb r3, [r3, #0] 800f3c8: 2b01 cmp r3, #1 800f3ca: d15c bne.n 800f486 /* entry is still pending, queue the given packet 'q' */ struct pbuf *p; int copy_needed = 0; 800f3cc: 2300 movs r3, #0 800f3ce: 61bb str r3, [r7, #24] /* IF q includes a pbuf that must be copied, copy the whole chain into a * new PBUF_RAM. See the definition of PBUF_NEEDS_COPY for details. */ p = q; 800f3d0: 687b ldr r3, [r7, #4] 800f3d2: 61fb str r3, [r7, #28] while (p) { 800f3d4: e01c b.n 800f410 LWIP_ASSERT("no packet queues allowed!", (p->len != p->tot_len) || (p->next == 0)); 800f3d6: 69fb ldr r3, [r7, #28] 800f3d8: 895a ldrh r2, [r3, #10] 800f3da: 69fb ldr r3, [r7, #28] 800f3dc: 891b ldrh r3, [r3, #8] 800f3de: 429a cmp r2, r3 800f3e0: d10a bne.n 800f3f8 800f3e2: 69fb ldr r3, [r7, #28] 800f3e4: 681b ldr r3, [r3, #0] 800f3e6: 2b00 cmp r3, #0 800f3e8: d006 beq.n 800f3f8 800f3ea: 4b2a ldr r3, [pc, #168] ; (800f494 ) 800f3ec: f240 32f1 movw r2, #1009 ; 0x3f1 800f3f0: 492f ldr r1, [pc, #188] ; (800f4b0 ) 800f3f2: 482a ldr r0, [pc, #168] ; (800f49c ) 800f3f4: f001 fe58 bl 80110a8 if (PBUF_NEEDS_COPY(p)) { 800f3f8: 69fb ldr r3, [r7, #28] 800f3fa: 7b1b ldrb r3, [r3, #12] 800f3fc: f003 0340 and.w r3, r3, #64 ; 0x40 800f400: 2b00 cmp r3, #0 800f402: d002 beq.n 800f40a copy_needed = 1; 800f404: 2301 movs r3, #1 800f406: 61bb str r3, [r7, #24] break; 800f408: e005 b.n 800f416 } p = p->next; 800f40a: 69fb ldr r3, [r7, #28] 800f40c: 681b ldr r3, [r3, #0] 800f40e: 61fb str r3, [r7, #28] while (p) { 800f410: 69fb ldr r3, [r7, #28] 800f412: 2b00 cmp r3, #0 800f414: d1df bne.n 800f3d6 } if (copy_needed) { 800f416: 69bb ldr r3, [r7, #24] 800f418: 2b00 cmp r3, #0 800f41a: d007 beq.n 800f42c /* copy the whole packet into new pbufs */ p = pbuf_clone(PBUF_LINK, PBUF_RAM, q); 800f41c: 687a ldr r2, [r7, #4] 800f41e: f44f 7120 mov.w r1, #640 ; 0x280 800f422: 200e movs r0, #14 800f424: f7f7 fb34 bl 8006a90 800f428: 61f8 str r0, [r7, #28] 800f42a: e004 b.n 800f436 } else { /* referencing the old pbuf is enough */ p = q; 800f42c: 687b ldr r3, [r7, #4] 800f42e: 61fb str r3, [r7, #28] pbuf_ref(p); 800f430: 69f8 ldr r0, [r7, #28] 800f432: f7f7 f961 bl 80066f8 } /* packet could be taken over? */ if (p != NULL) { 800f436: 69fb ldr r3, [r7, #28] 800f438: 2b00 cmp r3, #0 800f43a: d021 beq.n 800f480 LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_query: could not queue a copy of PBUF_REF packet %p (out of memory)\n", (void *)q)); result = ERR_MEM; } #else /* ARP_QUEUEING */ /* always queue one packet per ARP request only, freeing a previously queued packet */ if (arp_table[i].q != NULL) { 800f43c: 7c7a ldrb r2, [r7, #17] 800f43e: 4918 ldr r1, [pc, #96] ; (800f4a0 ) 800f440: 4613 mov r3, r2 800f442: 005b lsls r3, r3, #1 800f444: 4413 add r3, r2 800f446: 00db lsls r3, r3, #3 800f448: 440b add r3, r1 800f44a: 681b ldr r3, [r3, #0] 800f44c: 2b00 cmp r3, #0 800f44e: d00a beq.n 800f466 LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_query: dropped previously queued packet %p for ARP entry %"U16_F"\n", (void *)q, (u16_t)i)); pbuf_free(arp_table[i].q); 800f450: 7c7a ldrb r2, [r7, #17] 800f452: 4913 ldr r1, [pc, #76] ; (800f4a0 ) 800f454: 4613 mov r3, r2 800f456: 005b lsls r3, r3, #1 800f458: 4413 add r3, r2 800f45a: 00db lsls r3, r3, #3 800f45c: 440b add r3, r1 800f45e: 681b ldr r3, [r3, #0] 800f460: 4618 mov r0, r3 800f462: f7f7 f8a9 bl 80065b8 } arp_table[i].q = p; 800f466: 7c7a ldrb r2, [r7, #17] 800f468: 490d ldr r1, [pc, #52] ; (800f4a0 ) 800f46a: 4613 mov r3, r2 800f46c: 005b lsls r3, r3, #1 800f46e: 4413 add r3, r2 800f470: 00db lsls r3, r3, #3 800f472: 440b add r3, r1 800f474: 69fa ldr r2, [r7, #28] 800f476: 601a str r2, [r3, #0] result = ERR_OK; 800f478: 2300 movs r3, #0 800f47a: f887 3027 strb.w r3, [r7, #39] ; 0x27 800f47e: e002 b.n 800f486 LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_query: queued packet %p on ARP entry %"U16_F"\n", (void *)q, (u16_t)i)); #endif /* ARP_QUEUEING */ } else { ETHARP_STATS_INC(etharp.memerr); LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_query: could not queue a copy of PBUF_REF packet %p (out of memory)\n", (void *)q)); result = ERR_MEM; 800f480: 23ff movs r3, #255 ; 0xff 800f482: f887 3027 strb.w r3, [r7, #39] ; 0x27 } } return result; 800f486: f997 3027 ldrsb.w r3, [r7, #39] ; 0x27 } 800f48a: 4618 mov r0, r3 800f48c: 3728 adds r7, #40 ; 0x28 800f48e: 46bd mov sp, r7 800f490: bd80 pop {r7, pc} 800f492: bf00 nop 800f494: 0801829c .word 0x0801829c 800f498: 08018448 .word 0x08018448 800f49c: 08018314 .word 0x08018314 800f4a0: 20009a68 .word 0x20009a68 800f4a4: 08018458 .word 0x08018458 800f4a8: 0801843c .word 0x0801843c 800f4ac: 20009b58 .word 0x20009b58 800f4b0: 08018480 .word 0x08018480 0800f4b4 : etharp_raw(struct netif *netif, const struct eth_addr *ethsrc_addr, const struct eth_addr *ethdst_addr, const struct eth_addr *hwsrc_addr, const ip4_addr_t *ipsrc_addr, const struct eth_addr *hwdst_addr, const ip4_addr_t *ipdst_addr, const u16_t opcode) { 800f4b4: b580 push {r7, lr} 800f4b6: b08a sub sp, #40 ; 0x28 800f4b8: af02 add r7, sp, #8 800f4ba: 60f8 str r0, [r7, #12] 800f4bc: 60b9 str r1, [r7, #8] 800f4be: 607a str r2, [r7, #4] 800f4c0: 603b str r3, [r7, #0] struct pbuf *p; err_t result = ERR_OK; 800f4c2: 2300 movs r3, #0 800f4c4: 77fb strb r3, [r7, #31] struct etharp_hdr *hdr; LWIP_ASSERT("netif != NULL", netif != NULL); 800f4c6: 68fb ldr r3, [r7, #12] 800f4c8: 2b00 cmp r3, #0 800f4ca: d106 bne.n 800f4da 800f4cc: 4b3a ldr r3, [pc, #232] ; (800f5b8 ) 800f4ce: f240 4257 movw r2, #1111 ; 0x457 800f4d2: 493a ldr r1, [pc, #232] ; (800f5bc ) 800f4d4: 483a ldr r0, [pc, #232] ; (800f5c0 ) 800f4d6: f001 fde7 bl 80110a8 /* allocate a pbuf for the outgoing ARP request packet */ p = pbuf_alloc(PBUF_LINK, SIZEOF_ETHARP_HDR, PBUF_RAM); 800f4da: f44f 7220 mov.w r2, #640 ; 0x280 800f4de: 211c movs r1, #28 800f4e0: 200e movs r0, #14 800f4e2: f7f6 fd85 bl 8005ff0 800f4e6: 61b8 str r0, [r7, #24] /* could allocate a pbuf for an ARP request? */ if (p == NULL) { 800f4e8: 69bb ldr r3, [r7, #24] 800f4ea: 2b00 cmp r3, #0 800f4ec: d102 bne.n 800f4f4 LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_SERIOUS, ("etharp_raw: could not allocate pbuf for ARP request.\n")); ETHARP_STATS_INC(etharp.memerr); return ERR_MEM; 800f4ee: f04f 33ff mov.w r3, #4294967295 800f4f2: e05d b.n 800f5b0 } LWIP_ASSERT("check that first pbuf can hold struct etharp_hdr", 800f4f4: 69bb ldr r3, [r7, #24] 800f4f6: 895b ldrh r3, [r3, #10] 800f4f8: 2b1b cmp r3, #27 800f4fa: d806 bhi.n 800f50a 800f4fc: 4b2e ldr r3, [pc, #184] ; (800f5b8 ) 800f4fe: f240 4262 movw r2, #1122 ; 0x462 800f502: 4930 ldr r1, [pc, #192] ; (800f5c4 ) 800f504: 482e ldr r0, [pc, #184] ; (800f5c0 ) 800f506: f001 fdcf bl 80110a8 (p->len >= SIZEOF_ETHARP_HDR)); hdr = (struct etharp_hdr *)p->payload; 800f50a: 69bb ldr r3, [r7, #24] 800f50c: 685b ldr r3, [r3, #4] 800f50e: 617b str r3, [r7, #20] LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_raw: sending raw ARP packet.\n")); hdr->opcode = lwip_htons(opcode); 800f510: 8ebb ldrh r3, [r7, #52] ; 0x34 800f512: 4618 mov r0, r3 800f514: f7f5 fce6 bl 8004ee4 800f518: 4603 mov r3, r0 800f51a: 461a mov r2, r3 800f51c: 697b ldr r3, [r7, #20] 800f51e: 80da strh r2, [r3, #6] LWIP_ASSERT("netif->hwaddr_len must be the same as ETH_HWADDR_LEN for etharp!", 800f520: 68fb ldr r3, [r7, #12] 800f522: f893 3030 ldrb.w r3, [r3, #48] ; 0x30 800f526: 2b06 cmp r3, #6 800f528: d006 beq.n 800f538 800f52a: 4b23 ldr r3, [pc, #140] ; (800f5b8 ) 800f52c: f240 4269 movw r2, #1129 ; 0x469 800f530: 4925 ldr r1, [pc, #148] ; (800f5c8 ) 800f532: 4823 ldr r0, [pc, #140] ; (800f5c0 ) 800f534: f001 fdb8 bl 80110a8 (netif->hwaddr_len == ETH_HWADDR_LEN)); /* Write the ARP MAC-Addresses */ SMEMCPY(&hdr->shwaddr, hwsrc_addr, ETH_HWADDR_LEN); 800f538: 697b ldr r3, [r7, #20] 800f53a: 3308 adds r3, #8 800f53c: 2206 movs r2, #6 800f53e: 6839 ldr r1, [r7, #0] 800f540: 4618 mov r0, r3 800f542: f001 fd81 bl 8011048 SMEMCPY(&hdr->dhwaddr, hwdst_addr, ETH_HWADDR_LEN); 800f546: 697b ldr r3, [r7, #20] 800f548: 3312 adds r3, #18 800f54a: 2206 movs r2, #6 800f54c: 6af9 ldr r1, [r7, #44] ; 0x2c 800f54e: 4618 mov r0, r3 800f550: f001 fd7a bl 8011048 /* Copy struct ip4_addr_wordaligned to aligned ip4_addr, to support compilers without * structure packing. */ IPADDR_WORDALIGNED_COPY_FROM_IP4_ADDR_T(&hdr->sipaddr, ipsrc_addr); 800f554: 697b ldr r3, [r7, #20] 800f556: 330e adds r3, #14 800f558: 6aba ldr r2, [r7, #40] ; 0x28 800f55a: 6812 ldr r2, [r2, #0] 800f55c: 601a str r2, [r3, #0] IPADDR_WORDALIGNED_COPY_FROM_IP4_ADDR_T(&hdr->dipaddr, ipdst_addr); 800f55e: 697b ldr r3, [r7, #20] 800f560: 3318 adds r3, #24 800f562: 6b3a ldr r2, [r7, #48] ; 0x30 800f564: 6812 ldr r2, [r2, #0] 800f566: 601a str r2, [r3, #0] hdr->hwtype = PP_HTONS(LWIP_IANA_HWTYPE_ETHERNET); 800f568: 697b ldr r3, [r7, #20] 800f56a: 2200 movs r2, #0 800f56c: 701a strb r2, [r3, #0] 800f56e: 2200 movs r2, #0 800f570: f042 0201 orr.w r2, r2, #1 800f574: 705a strb r2, [r3, #1] hdr->proto = PP_HTONS(ETHTYPE_IP); 800f576: 697b ldr r3, [r7, #20] 800f578: 2200 movs r2, #0 800f57a: f042 0208 orr.w r2, r2, #8 800f57e: 709a strb r2, [r3, #2] 800f580: 2200 movs r2, #0 800f582: 70da strb r2, [r3, #3] /* set hwlen and protolen */ hdr->hwlen = ETH_HWADDR_LEN; 800f584: 697b ldr r3, [r7, #20] 800f586: 2206 movs r2, #6 800f588: 711a strb r2, [r3, #4] hdr->protolen = sizeof(ip4_addr_t); 800f58a: 697b ldr r3, [r7, #20] 800f58c: 2204 movs r2, #4 800f58e: 715a strb r2, [r3, #5] if (ip4_addr_islinklocal(ipsrc_addr)) { ethernet_output(netif, p, ethsrc_addr, ðbroadcast, ETHTYPE_ARP); } else #endif /* LWIP_AUTOIP */ { ethernet_output(netif, p, ethsrc_addr, ethdst_addr, ETHTYPE_ARP); 800f590: f640 0306 movw r3, #2054 ; 0x806 800f594: 9300 str r3, [sp, #0] 800f596: 687b ldr r3, [r7, #4] 800f598: 68ba ldr r2, [r7, #8] 800f59a: 69b9 ldr r1, [r7, #24] 800f59c: 68f8 ldr r0, [r7, #12] 800f59e: f001 fcd7 bl 8010f50 } ETHARP_STATS_INC(etharp.xmit); /* free ARP query packet */ pbuf_free(p); 800f5a2: 69b8 ldr r0, [r7, #24] 800f5a4: f7f7 f808 bl 80065b8 p = NULL; 800f5a8: 2300 movs r3, #0 800f5aa: 61bb str r3, [r7, #24] /* could not allocate pbuf for ARP request */ return result; 800f5ac: f997 301f ldrsb.w r3, [r7, #31] } 800f5b0: 4618 mov r0, r3 800f5b2: 3720 adds r7, #32 800f5b4: 46bd mov sp, r7 800f5b6: bd80 pop {r7, pc} 800f5b8: 0801829c .word 0x0801829c 800f5bc: 080183ec .word 0x080183ec 800f5c0: 08018314 .word 0x08018314 800f5c4: 0801849c .word 0x0801849c 800f5c8: 080184d0 .word 0x080184d0 0800f5cc : * ERR_MEM if the ARP packet couldn't be allocated * any other err_t on failure */ static err_t etharp_request_dst(struct netif *netif, const ip4_addr_t *ipaddr, const struct eth_addr *hw_dst_addr) { 800f5cc: b580 push {r7, lr} 800f5ce: b088 sub sp, #32 800f5d0: af04 add r7, sp, #16 800f5d2: 60f8 str r0, [r7, #12] 800f5d4: 60b9 str r1, [r7, #8] 800f5d6: 607a str r2, [r7, #4] return etharp_raw(netif, (struct eth_addr *)netif->hwaddr, hw_dst_addr, 800f5d8: 68fb ldr r3, [r7, #12] 800f5da: f103 012a add.w r1, r3, #42 ; 0x2a (struct eth_addr *)netif->hwaddr, netif_ip4_addr(netif), ðzero, 800f5de: 68fb ldr r3, [r7, #12] 800f5e0: f103 002a add.w r0, r3, #42 ; 0x2a 800f5e4: 68fb ldr r3, [r7, #12] 800f5e6: 3304 adds r3, #4 return etharp_raw(netif, (struct eth_addr *)netif->hwaddr, hw_dst_addr, 800f5e8: 2201 movs r2, #1 800f5ea: 9203 str r2, [sp, #12] 800f5ec: 68ba ldr r2, [r7, #8] 800f5ee: 9202 str r2, [sp, #8] 800f5f0: 4a06 ldr r2, [pc, #24] ; (800f60c ) 800f5f2: 9201 str r2, [sp, #4] 800f5f4: 9300 str r3, [sp, #0] 800f5f6: 4603 mov r3, r0 800f5f8: 687a ldr r2, [r7, #4] 800f5fa: 68f8 ldr r0, [r7, #12] 800f5fc: f7ff ff5a bl 800f4b4 800f600: 4603 mov r3, r0 ipaddr, ARP_REQUEST); } 800f602: 4618 mov r0, r3 800f604: 3710 adds r7, #16 800f606: 46bd mov sp, r7 800f608: bd80 pop {r7, pc} 800f60a: bf00 nop 800f60c: 08018adc .word 0x08018adc 0800f610 : * ERR_MEM if the ARP packet couldn't be allocated * any other err_t on failure */ err_t etharp_request(struct netif *netif, const ip4_addr_t *ipaddr) { 800f610: b580 push {r7, lr} 800f612: b082 sub sp, #8 800f614: af00 add r7, sp, #0 800f616: 6078 str r0, [r7, #4] 800f618: 6039 str r1, [r7, #0] LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("etharp_request: sending ARP request.\n")); return etharp_request_dst(netif, ipaddr, ðbroadcast); 800f61a: 4a05 ldr r2, [pc, #20] ; (800f630 ) 800f61c: 6839 ldr r1, [r7, #0] 800f61e: 6878 ldr r0, [r7, #4] 800f620: f7ff ffd4 bl 800f5cc 800f624: 4603 mov r3, r0 } 800f626: 4618 mov r0, r3 800f628: 3708 adds r7, #8 800f62a: 46bd mov sp, r7 800f62c: bd80 pop {r7, pc} 800f62e: bf00 nop 800f630: 08018ad4 .word 0x08018ad4 0800f634 : * @param p the icmp echo request packet, p->payload pointing to the icmp header * @param inp the netif on which this packet was received */ void icmp_input(struct pbuf *p, struct netif *inp) { 800f634: b580 push {r7, lr} 800f636: b08e sub sp, #56 ; 0x38 800f638: af04 add r7, sp, #16 800f63a: 6078 str r0, [r7, #4] 800f63c: 6039 str r1, [r7, #0] const ip4_addr_t *src; ICMP_STATS_INC(icmp.recv); MIB2_STATS_INC(mib2.icmpinmsgs); iphdr_in = ip4_current_header(); 800f63e: 4b79 ldr r3, [pc, #484] ; (800f824 ) 800f640: 689b ldr r3, [r3, #8] 800f642: 627b str r3, [r7, #36] ; 0x24 hlen = IPH_HL_BYTES(iphdr_in); 800f644: 6a7b ldr r3, [r7, #36] ; 0x24 800f646: 781b ldrb r3, [r3, #0] 800f648: f003 030f and.w r3, r3, #15 800f64c: b2db uxtb r3, r3 800f64e: 009b lsls r3, r3, #2 800f650: b2db uxtb r3, r3 800f652: 847b strh r3, [r7, #34] ; 0x22 if (hlen < IP_HLEN) { 800f654: 8c7b ldrh r3, [r7, #34] ; 0x22 800f656: 2b13 cmp r3, #19 800f658: f240 80cd bls.w 800f7f6 LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: short IP header (%"S16_F" bytes) received\n", hlen)); goto lenerr; } if (p->len < sizeof(u16_t) * 2) { 800f65c: 687b ldr r3, [r7, #4] 800f65e: 895b ldrh r3, [r3, #10] 800f660: 2b03 cmp r3, #3 800f662: f240 80ca bls.w 800f7fa LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: short ICMP (%"U16_F" bytes) received\n", p->tot_len)); goto lenerr; } type = *((u8_t *)p->payload); 800f666: 687b ldr r3, [r7, #4] 800f668: 685b ldr r3, [r3, #4] 800f66a: 781b ldrb r3, [r3, #0] 800f66c: f887 3021 strb.w r3, [r7, #33] ; 0x21 #ifdef LWIP_DEBUG code = *(((u8_t *)p->payload) + 1); /* if debug is enabled but debug statement below is somehow disabled: */ LWIP_UNUSED_ARG(code); #endif /* LWIP_DEBUG */ switch (type) { 800f670: f897 3021 ldrb.w r3, [r7, #33] ; 0x21 800f674: 2b00 cmp r3, #0 800f676: f000 80b7 beq.w 800f7e8 800f67a: 2b08 cmp r3, #8 800f67c: f040 80b7 bne.w 800f7ee (as obviously, an echo request has been sent, too). */ MIB2_STATS_INC(mib2.icmpinechoreps); break; case ICMP_ECHO: MIB2_STATS_INC(mib2.icmpinechos); src = ip4_current_dest_addr(); 800f680: 4b69 ldr r3, [pc, #420] ; (800f828 ) 800f682: 61fb str r3, [r7, #28] /* multicast destination address? */ if (ip4_addr_ismulticast(ip4_current_dest_addr())) { 800f684: 4b67 ldr r3, [pc, #412] ; (800f824 ) 800f686: 695b ldr r3, [r3, #20] 800f688: f003 03f0 and.w r3, r3, #240 ; 0xf0 800f68c: 2be0 cmp r3, #224 ; 0xe0 800f68e: f000 80bb beq.w 800f808 LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: Not echoing to multicast pings\n")); goto icmperr; #endif /* LWIP_MULTICAST_PING */ } /* broadcast destination address? */ if (ip4_addr_isbroadcast(ip4_current_dest_addr(), ip_current_netif())) { 800f692: 4b64 ldr r3, [pc, #400] ; (800f824 ) 800f694: 695b ldr r3, [r3, #20] 800f696: 4a63 ldr r2, [pc, #396] ; (800f824 ) 800f698: 6812 ldr r2, [r2, #0] 800f69a: 4611 mov r1, r2 800f69c: 4618 mov r0, r3 800f69e: f000 fc0b bl 800feb8 800f6a2: 4603 mov r3, r0 800f6a4: 2b00 cmp r3, #0 800f6a6: f040 80b1 bne.w 800f80c LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: Not echoing to broadcast pings\n")); goto icmperr; #endif /* LWIP_BROADCAST_PING */ } LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: ping\n")); if (p->tot_len < sizeof(struct icmp_echo_hdr)) { 800f6aa: 687b ldr r3, [r7, #4] 800f6ac: 891b ldrh r3, [r3, #8] 800f6ae: 2b07 cmp r3, #7 800f6b0: f240 80a5 bls.w 800f7fe return; } } #endif #if LWIP_ICMP_ECHO_CHECK_INPUT_PBUF_LEN if (pbuf_add_header(p, hlen + PBUF_LINK_HLEN + PBUF_LINK_ENCAPSULATION_HLEN)) { 800f6b4: 8c7b ldrh r3, [r7, #34] ; 0x22 800f6b6: 330e adds r3, #14 800f6b8: 4619 mov r1, r3 800f6ba: 6878 ldr r0, [r7, #4] 800f6bc: f7f6 fee6 bl 800648c 800f6c0: 4603 mov r3, r0 800f6c2: 2b00 cmp r3, #0 800f6c4: d04b beq.n 800f75e /* p is not big enough to contain link headers * allocate a new one and copy p into it */ struct pbuf *r; u16_t alloc_len = (u16_t)(p->tot_len + hlen); 800f6c6: 687b ldr r3, [r7, #4] 800f6c8: 891a ldrh r2, [r3, #8] 800f6ca: 8c7b ldrh r3, [r7, #34] ; 0x22 800f6cc: 4413 add r3, r2 800f6ce: 837b strh r3, [r7, #26] if (alloc_len < p->tot_len) { 800f6d0: 687b ldr r3, [r7, #4] 800f6d2: 891b ldrh r3, [r3, #8] 800f6d4: 8b7a ldrh r2, [r7, #26] 800f6d6: 429a cmp r2, r3 800f6d8: f0c0 809a bcc.w 800f810 LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: allocating new pbuf failed (tot_len overflow)\n")); goto icmperr; } /* allocate new packet buffer with space for link headers */ r = pbuf_alloc(PBUF_LINK, alloc_len, PBUF_RAM); 800f6dc: 8b7b ldrh r3, [r7, #26] 800f6de: f44f 7220 mov.w r2, #640 ; 0x280 800f6e2: 4619 mov r1, r3 800f6e4: 200e movs r0, #14 800f6e6: f7f6 fc83 bl 8005ff0 800f6ea: 6178 str r0, [r7, #20] if (r == NULL) { 800f6ec: 697b ldr r3, [r7, #20] 800f6ee: 2b00 cmp r3, #0 800f6f0: f000 8090 beq.w 800f814 LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: allocating new pbuf failed\n")); goto icmperr; } if (r->len < hlen + sizeof(struct icmp_echo_hdr)) { 800f6f4: 697b ldr r3, [r7, #20] 800f6f6: 895b ldrh r3, [r3, #10] 800f6f8: 461a mov r2, r3 800f6fa: 8c7b ldrh r3, [r7, #34] ; 0x22 800f6fc: 3308 adds r3, #8 800f6fe: 429a cmp r2, r3 800f700: d203 bcs.n 800f70a LWIP_DEBUGF(ICMP_DEBUG | LWIP_DBG_LEVEL_SERIOUS, ("first pbuf cannot hold the ICMP header")); pbuf_free(r); 800f702: 6978 ldr r0, [r7, #20] 800f704: f7f6 ff58 bl 80065b8 goto icmperr; 800f708: e085 b.n 800f816 } /* copy the ip header */ MEMCPY(r->payload, iphdr_in, hlen); 800f70a: 697b ldr r3, [r7, #20] 800f70c: 685b ldr r3, [r3, #4] 800f70e: 8c7a ldrh r2, [r7, #34] ; 0x22 800f710: 6a79 ldr r1, [r7, #36] ; 0x24 800f712: 4618 mov r0, r3 800f714: f001 fc98 bl 8011048 /* switch r->payload back to icmp header (cannot fail) */ if (pbuf_remove_header(r, hlen)) { 800f718: 8c7b ldrh r3, [r7, #34] ; 0x22 800f71a: 4619 mov r1, r3 800f71c: 6978 ldr r0, [r7, #20] 800f71e: f7f6 fec5 bl 80064ac 800f722: 4603 mov r3, r0 800f724: 2b00 cmp r3, #0 800f726: d009 beq.n 800f73c LWIP_ASSERT("icmp_input: moving r->payload to icmp header failed\n", 0); 800f728: 4b40 ldr r3, [pc, #256] ; (800f82c ) 800f72a: 22b6 movs r2, #182 ; 0xb6 800f72c: 4940 ldr r1, [pc, #256] ; (800f830 ) 800f72e: 4841 ldr r0, [pc, #260] ; (800f834 ) 800f730: f001 fcba bl 80110a8 pbuf_free(r); 800f734: 6978 ldr r0, [r7, #20] 800f736: f7f6 ff3f bl 80065b8 goto icmperr; 800f73a: e06c b.n 800f816 } /* copy the rest of the packet without ip header */ if (pbuf_copy(r, p) != ERR_OK) { 800f73c: 6879 ldr r1, [r7, #4] 800f73e: 6978 ldr r0, [r7, #20] 800f740: f7f7 f862 bl 8006808 800f744: 4603 mov r3, r0 800f746: 2b00 cmp r3, #0 800f748: d003 beq.n 800f752 LWIP_DEBUGF(ICMP_DEBUG | LWIP_DBG_LEVEL_SERIOUS, ("icmp_input: copying to new pbuf failed")); pbuf_free(r); 800f74a: 6978 ldr r0, [r7, #20] 800f74c: f7f6 ff34 bl 80065b8 goto icmperr; 800f750: e061 b.n 800f816 } /* free the original p */ pbuf_free(p); 800f752: 6878 ldr r0, [r7, #4] 800f754: f7f6 ff30 bl 80065b8 /* we now have an identical copy of p that has room for link headers */ p = r; 800f758: 697b ldr r3, [r7, #20] 800f75a: 607b str r3, [r7, #4] 800f75c: e00f b.n 800f77e } else { /* restore p->payload to point to icmp header (cannot fail) */ if (pbuf_remove_header(p, hlen + PBUF_LINK_HLEN + PBUF_LINK_ENCAPSULATION_HLEN)) { 800f75e: 8c7b ldrh r3, [r7, #34] ; 0x22 800f760: 330e adds r3, #14 800f762: 4619 mov r1, r3 800f764: 6878 ldr r0, [r7, #4] 800f766: f7f6 fea1 bl 80064ac 800f76a: 4603 mov r3, r0 800f76c: 2b00 cmp r3, #0 800f76e: d006 beq.n 800f77e LWIP_ASSERT("icmp_input: restoring original p->payload failed\n", 0); 800f770: 4b2e ldr r3, [pc, #184] ; (800f82c ) 800f772: 22c7 movs r2, #199 ; 0xc7 800f774: 4930 ldr r1, [pc, #192] ; (800f838 ) 800f776: 482f ldr r0, [pc, #188] ; (800f834 ) 800f778: f001 fc96 bl 80110a8 goto icmperr; 800f77c: e04b b.n 800f816 } #endif /* LWIP_ICMP_ECHO_CHECK_INPUT_PBUF_LEN */ /* At this point, all checks are OK. */ /* We generate an answer by switching the dest and src ip addresses, * setting the icmp type to ECHO_RESPONSE and updating the checksum. */ iecho = (struct icmp_echo_hdr *)p->payload; 800f77e: 687b ldr r3, [r7, #4] 800f780: 685b ldr r3, [r3, #4] 800f782: 613b str r3, [r7, #16] if (pbuf_add_header(p, hlen)) { 800f784: 8c7b ldrh r3, [r7, #34] ; 0x22 800f786: 4619 mov r1, r3 800f788: 6878 ldr r0, [r7, #4] 800f78a: f7f6 fe7f bl 800648c 800f78e: 4603 mov r3, r0 800f790: 2b00 cmp r3, #0 800f792: d12b bne.n 800f7ec LWIP_DEBUGF(ICMP_DEBUG | LWIP_DBG_LEVEL_SERIOUS, ("Can't move over header in packet")); } else { err_t ret; struct ip_hdr *iphdr = (struct ip_hdr *)p->payload; 800f794: 687b ldr r3, [r7, #4] 800f796: 685b ldr r3, [r3, #4] 800f798: 60fb str r3, [r7, #12] ip4_addr_copy(iphdr->src, *src); 800f79a: 69fb ldr r3, [r7, #28] 800f79c: 681a ldr r2, [r3, #0] 800f79e: 68fb ldr r3, [r7, #12] 800f7a0: 60da str r2, [r3, #12] ip4_addr_copy(iphdr->dest, *ip4_current_src_addr()); 800f7a2: 4b20 ldr r3, [pc, #128] ; (800f824 ) 800f7a4: 691a ldr r2, [r3, #16] 800f7a6: 68fb ldr r3, [r7, #12] 800f7a8: 611a str r2, [r3, #16] ICMPH_TYPE_SET(iecho, ICMP_ER); 800f7aa: 693b ldr r3, [r7, #16] 800f7ac: 2200 movs r2, #0 800f7ae: 701a strb r2, [r3, #0] else { iecho->chksum = 0; } #endif /* LWIP_CHECKSUM_CTRL_PER_NETIF */ #else /* CHECKSUM_GEN_ICMP */ iecho->chksum = 0; 800f7b0: 693b ldr r3, [r7, #16] 800f7b2: 2200 movs r2, #0 800f7b4: 709a strb r2, [r3, #2] 800f7b6: 2200 movs r2, #0 800f7b8: 70da strb r2, [r3, #3] #endif /* CHECKSUM_GEN_ICMP */ /* Set the correct TTL and recalculate the header checksum. */ IPH_TTL_SET(iphdr, ICMP_TTL); 800f7ba: 68fb ldr r3, [r7, #12] 800f7bc: 22ff movs r2, #255 ; 0xff 800f7be: 721a strb r2, [r3, #8] IPH_CHKSUM_SET(iphdr, 0); 800f7c0: 68fb ldr r3, [r7, #12] 800f7c2: 2200 movs r2, #0 800f7c4: 729a strb r2, [r3, #10] 800f7c6: 2200 movs r2, #0 800f7c8: 72da strb r2, [r3, #11] MIB2_STATS_INC(mib2.icmpoutmsgs); /* increase number of echo replies attempted to send */ MIB2_STATS_INC(mib2.icmpoutechoreps); /* send an ICMP packet */ ret = ip4_output_if(p, src, LWIP_IP_HDRINCL, 800f7ca: 683b ldr r3, [r7, #0] 800f7cc: 9302 str r3, [sp, #8] 800f7ce: 2301 movs r3, #1 800f7d0: 9301 str r3, [sp, #4] 800f7d2: 2300 movs r3, #0 800f7d4: 9300 str r3, [sp, #0] 800f7d6: 23ff movs r3, #255 ; 0xff 800f7d8: 2200 movs r2, #0 800f7da: 69f9 ldr r1, [r7, #28] 800f7dc: 6878 ldr r0, [r7, #4] 800f7de: f000 fa93 bl 800fd08 800f7e2: 4603 mov r3, r0 800f7e4: 72fb strb r3, [r7, #11] ICMP_TTL, 0, IP_PROTO_ICMP, inp); if (ret != ERR_OK) { LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: ip_output_if returned an error: %s\n", lwip_strerr(ret))); } } break; 800f7e6: e001 b.n 800f7ec break; 800f7e8: bf00 nop 800f7ea: e000 b.n 800f7ee break; 800f7ec: bf00 nop LWIP_DEBUGF(ICMP_DEBUG, ("icmp_input: ICMP type %"S16_F" code %"S16_F" not supported.\n", (s16_t)type, (s16_t)code)); ICMP_STATS_INC(icmp.proterr); ICMP_STATS_INC(icmp.drop); } pbuf_free(p); 800f7ee: 6878 ldr r0, [r7, #4] 800f7f0: f7f6 fee2 bl 80065b8 return; 800f7f4: e013 b.n 800f81e goto lenerr; 800f7f6: bf00 nop 800f7f8: e002 b.n 800f800 goto lenerr; 800f7fa: bf00 nop 800f7fc: e000 b.n 800f800 goto lenerr; 800f7fe: bf00 nop lenerr: pbuf_free(p); 800f800: 6878 ldr r0, [r7, #4] 800f802: f7f6 fed9 bl 80065b8 ICMP_STATS_INC(icmp.lenerr); MIB2_STATS_INC(mib2.icmpinerrors); return; 800f806: e00a b.n 800f81e goto icmperr; 800f808: bf00 nop 800f80a: e004 b.n 800f816 goto icmperr; 800f80c: bf00 nop 800f80e: e002 b.n 800f816 goto icmperr; 800f810: bf00 nop 800f812: e000 b.n 800f816 goto icmperr; 800f814: bf00 nop #if LWIP_ICMP_ECHO_CHECK_INPUT_PBUF_LEN || !LWIP_MULTICAST_PING || !LWIP_BROADCAST_PING icmperr: pbuf_free(p); 800f816: 6878 ldr r0, [r7, #4] 800f818: f7f6 fece bl 80065b8 ICMP_STATS_INC(icmp.err); MIB2_STATS_INC(mib2.icmpinerrors); return; 800f81c: bf00 nop #endif /* LWIP_ICMP_ECHO_CHECK_INPUT_PBUF_LEN || !LWIP_MULTICAST_PING || !LWIP_BROADCAST_PING */ } 800f81e: 3728 adds r7, #40 ; 0x28 800f820: 46bd mov sp, r7 800f822: bd80 pop {r7, pc} 800f824: 20006444 .word 0x20006444 800f828: 20006458 .word 0x20006458 800f82c: 08018514 .word 0x08018514 800f830: 0801854c .word 0x0801854c 800f834: 08018584 .word 0x08018584 800f838: 080185ac .word 0x080185ac 0800f83c : * p->payload pointing to the IP header * @param t type of the 'unreachable' packet */ void icmp_dest_unreach(struct pbuf *p, enum icmp_dur_type t) { 800f83c: b580 push {r7, lr} 800f83e: b082 sub sp, #8 800f840: af00 add r7, sp, #0 800f842: 6078 str r0, [r7, #4] 800f844: 460b mov r3, r1 800f846: 70fb strb r3, [r7, #3] MIB2_STATS_INC(mib2.icmpoutdestunreachs); icmp_send_response(p, ICMP_DUR, t); 800f848: 78fb ldrb r3, [r7, #3] 800f84a: 461a mov r2, r3 800f84c: 2103 movs r1, #3 800f84e: 6878 ldr r0, [r7, #4] 800f850: f000 f814 bl 800f87c } 800f854: bf00 nop 800f856: 3708 adds r7, #8 800f858: 46bd mov sp, r7 800f85a: bd80 pop {r7, pc} 0800f85c : * p->payload pointing to the IP header * @param t type of the 'time exceeded' packet */ void icmp_time_exceeded(struct pbuf *p, enum icmp_te_type t) { 800f85c: b580 push {r7, lr} 800f85e: b082 sub sp, #8 800f860: af00 add r7, sp, #0 800f862: 6078 str r0, [r7, #4] 800f864: 460b mov r3, r1 800f866: 70fb strb r3, [r7, #3] MIB2_STATS_INC(mib2.icmpouttimeexcds); icmp_send_response(p, ICMP_TE, t); 800f868: 78fb ldrb r3, [r7, #3] 800f86a: 461a mov r2, r3 800f86c: 210b movs r1, #11 800f86e: 6878 ldr r0, [r7, #4] 800f870: f000 f804 bl 800f87c } 800f874: bf00 nop 800f876: 3708 adds r7, #8 800f878: 46bd mov sp, r7 800f87a: bd80 pop {r7, pc} 0800f87c : * @param type Type of the ICMP header * @param code Code of the ICMP header */ static void icmp_send_response(struct pbuf *p, u8_t type, u8_t code) { 800f87c: b580 push {r7, lr} 800f87e: b08c sub sp, #48 ; 0x30 800f880: af04 add r7, sp, #16 800f882: 6078 str r0, [r7, #4] 800f884: 460b mov r3, r1 800f886: 70fb strb r3, [r7, #3] 800f888: 4613 mov r3, r2 800f88a: 70bb strb r3, [r7, #2] /* increase number of messages attempted to send */ MIB2_STATS_INC(mib2.icmpoutmsgs); /* ICMP header + IP header + 8 bytes of data */ q = pbuf_alloc(PBUF_IP, sizeof(struct icmp_echo_hdr) + IP_HLEN + ICMP_DEST_UNREACH_DATASIZE, 800f88c: f44f 7220 mov.w r2, #640 ; 0x280 800f890: 2124 movs r1, #36 ; 0x24 800f892: 2022 movs r0, #34 ; 0x22 800f894: f7f6 fbac bl 8005ff0 800f898: 61f8 str r0, [r7, #28] PBUF_RAM); if (q == NULL) { 800f89a: 69fb ldr r3, [r7, #28] 800f89c: 2b00 cmp r3, #0 800f89e: d04c beq.n 800f93a LWIP_DEBUGF(ICMP_DEBUG, ("icmp_time_exceeded: failed to allocate pbuf for ICMP packet.\n")); MIB2_STATS_INC(mib2.icmpouterrors); return; } LWIP_ASSERT("check that first pbuf can hold icmp message", 800f8a0: 69fb ldr r3, [r7, #28] 800f8a2: 895b ldrh r3, [r3, #10] 800f8a4: 2b23 cmp r3, #35 ; 0x23 800f8a6: d806 bhi.n 800f8b6 800f8a8: 4b26 ldr r3, [pc, #152] ; (800f944 ) 800f8aa: f44f 72b4 mov.w r2, #360 ; 0x168 800f8ae: 4926 ldr r1, [pc, #152] ; (800f948 ) 800f8b0: 4826 ldr r0, [pc, #152] ; (800f94c ) 800f8b2: f001 fbf9 bl 80110a8 (q->len >= (sizeof(struct icmp_echo_hdr) + IP_HLEN + ICMP_DEST_UNREACH_DATASIZE))); iphdr = (struct ip_hdr *)p->payload; 800f8b6: 687b ldr r3, [r7, #4] 800f8b8: 685b ldr r3, [r3, #4] 800f8ba: 61bb str r3, [r7, #24] ip4_addr_debug_print_val(ICMP_DEBUG, iphdr->src); LWIP_DEBUGF(ICMP_DEBUG, (" to ")); ip4_addr_debug_print_val(ICMP_DEBUG, iphdr->dest); LWIP_DEBUGF(ICMP_DEBUG, ("\n")); icmphdr = (struct icmp_echo_hdr *)q->payload; 800f8bc: 69fb ldr r3, [r7, #28] 800f8be: 685b ldr r3, [r3, #4] 800f8c0: 617b str r3, [r7, #20] icmphdr->type = type; 800f8c2: 697b ldr r3, [r7, #20] 800f8c4: 78fa ldrb r2, [r7, #3] 800f8c6: 701a strb r2, [r3, #0] icmphdr->code = code; 800f8c8: 697b ldr r3, [r7, #20] 800f8ca: 78ba ldrb r2, [r7, #2] 800f8cc: 705a strb r2, [r3, #1] icmphdr->id = 0; 800f8ce: 697b ldr r3, [r7, #20] 800f8d0: 2200 movs r2, #0 800f8d2: 711a strb r2, [r3, #4] 800f8d4: 2200 movs r2, #0 800f8d6: 715a strb r2, [r3, #5] icmphdr->seqno = 0; 800f8d8: 697b ldr r3, [r7, #20] 800f8da: 2200 movs r2, #0 800f8dc: 719a strb r2, [r3, #6] 800f8de: 2200 movs r2, #0 800f8e0: 71da strb r2, [r3, #7] /* copy fields from original packet */ SMEMCPY((u8_t *)q->payload + sizeof(struct icmp_echo_hdr), (u8_t *)p->payload, 800f8e2: 69fb ldr r3, [r7, #28] 800f8e4: 685b ldr r3, [r3, #4] 800f8e6: f103 0008 add.w r0, r3, #8 800f8ea: 687b ldr r3, [r7, #4] 800f8ec: 685b ldr r3, [r3, #4] 800f8ee: 221c movs r2, #28 800f8f0: 4619 mov r1, r3 800f8f2: f001 fba9 bl 8011048 IP_HLEN + ICMP_DEST_UNREACH_DATASIZE); ip4_addr_copy(iphdr_src, iphdr->src); 800f8f6: 69bb ldr r3, [r7, #24] 800f8f8: 68db ldr r3, [r3, #12] 800f8fa: 60fb str r3, [r7, #12] ip4_addr_t iphdr_dst; ip4_addr_copy(iphdr_dst, iphdr->dest); netif = ip4_route_src(&iphdr_dst, &iphdr_src); } #else netif = ip4_route(&iphdr_src); 800f8fc: f107 030c add.w r3, r7, #12 800f900: 4618 mov r0, r3 800f902: f000 f825 bl 800f950 800f906: 6138 str r0, [r7, #16] #endif if (netif != NULL) { 800f908: 693b ldr r3, [r7, #16] 800f90a: 2b00 cmp r3, #0 800f90c: d011 beq.n 800f932 /* calculate checksum */ icmphdr->chksum = 0; 800f90e: 697b ldr r3, [r7, #20] 800f910: 2200 movs r2, #0 800f912: 709a strb r2, [r3, #2] 800f914: 2200 movs r2, #0 800f916: 70da strb r2, [r3, #3] IF__NETIF_CHECKSUM_ENABLED(netif, NETIF_CHECKSUM_GEN_ICMP) { icmphdr->chksum = inet_chksum(icmphdr, q->len); } #endif ICMP_STATS_INC(icmp.xmit); ip4_output_if(q, NULL, &iphdr_src, ICMP_TTL, 0, IP_PROTO_ICMP, netif); 800f918: f107 020c add.w r2, r7, #12 800f91c: 693b ldr r3, [r7, #16] 800f91e: 9302 str r3, [sp, #8] 800f920: 2301 movs r3, #1 800f922: 9301 str r3, [sp, #4] 800f924: 2300 movs r3, #0 800f926: 9300 str r3, [sp, #0] 800f928: 23ff movs r3, #255 ; 0xff 800f92a: 2100 movs r1, #0 800f92c: 69f8 ldr r0, [r7, #28] 800f92e: f000 f9eb bl 800fd08 } pbuf_free(q); 800f932: 69f8 ldr r0, [r7, #28] 800f934: f7f6 fe40 bl 80065b8 800f938: e000 b.n 800f93c return; 800f93a: bf00 nop } 800f93c: 3720 adds r7, #32 800f93e: 46bd mov sp, r7 800f940: bd80 pop {r7, pc} 800f942: bf00 nop 800f944: 08018514 .word 0x08018514 800f948: 080185e0 .word 0x080185e0 800f94c: 08018584 .word 0x08018584 0800f950 : * @param dest the destination IP address for which to find the route * @return the netif on which to send to reach dest */ struct netif * ip4_route(const ip4_addr_t *dest) { 800f950: b480 push {r7} 800f952: b085 sub sp, #20 800f954: af00 add r7, sp, #0 800f956: 6078 str r0, [r7, #4] /* bug #54569: in case LWIP_SINGLE_NETIF=1 and LWIP_DEBUGF() disabled, the following loop is optimized away */ LWIP_UNUSED_ARG(dest); /* iterate through netifs */ NETIF_FOREACH(netif) { 800f958: 4b33 ldr r3, [pc, #204] ; (800fa28 ) 800f95a: 681b ldr r3, [r3, #0] 800f95c: 60fb str r3, [r7, #12] 800f95e: e036 b.n 800f9ce /* is the netif up, does it have a link and a valid address? */ if (netif_is_up(netif) && netif_is_link_up(netif) && !ip4_addr_isany_val(*netif_ip4_addr(netif))) { 800f960: 68fb ldr r3, [r7, #12] 800f962: f893 3031 ldrb.w r3, [r3, #49] ; 0x31 800f966: f003 0301 and.w r3, r3, #1 800f96a: b2db uxtb r3, r3 800f96c: 2b00 cmp r3, #0 800f96e: d02b beq.n 800f9c8 800f970: 68fb ldr r3, [r7, #12] 800f972: f893 3031 ldrb.w r3, [r3, #49] ; 0x31 800f976: 089b lsrs r3, r3, #2 800f978: f003 0301 and.w r3, r3, #1 800f97c: b2db uxtb r3, r3 800f97e: 2b00 cmp r3, #0 800f980: d022 beq.n 800f9c8 800f982: 68fb ldr r3, [r7, #12] 800f984: 3304 adds r3, #4 800f986: 681b ldr r3, [r3, #0] 800f988: 2b00 cmp r3, #0 800f98a: d01d beq.n 800f9c8 /* network mask matches? */ if (ip4_addr_netcmp(dest, netif_ip4_addr(netif), netif_ip4_netmask(netif))) { 800f98c: 687b ldr r3, [r7, #4] 800f98e: 681a ldr r2, [r3, #0] 800f990: 68fb ldr r3, [r7, #12] 800f992: 3304 adds r3, #4 800f994: 681b ldr r3, [r3, #0] 800f996: 405a eors r2, r3 800f998: 68fb ldr r3, [r7, #12] 800f99a: 3308 adds r3, #8 800f99c: 681b ldr r3, [r3, #0] 800f99e: 4013 ands r3, r2 800f9a0: 2b00 cmp r3, #0 800f9a2: d101 bne.n 800f9a8 /* return netif on which to forward IP packet */ return netif; 800f9a4: 68fb ldr r3, [r7, #12] 800f9a6: e038 b.n 800fa1a } /* gateway matches on a non broadcast interface? (i.e. peer in a point to point interface) */ if (((netif->flags & NETIF_FLAG_BROADCAST) == 0) && ip4_addr_cmp(dest, netif_ip4_gw(netif))) { 800f9a8: 68fb ldr r3, [r7, #12] 800f9aa: f893 3031 ldrb.w r3, [r3, #49] ; 0x31 800f9ae: f003 0302 and.w r3, r3, #2 800f9b2: 2b00 cmp r3, #0 800f9b4: d108 bne.n 800f9c8 800f9b6: 687b ldr r3, [r7, #4] 800f9b8: 681a ldr r2, [r3, #0] 800f9ba: 68fb ldr r3, [r7, #12] 800f9bc: 330c adds r3, #12 800f9be: 681b ldr r3, [r3, #0] 800f9c0: 429a cmp r2, r3 800f9c2: d101 bne.n 800f9c8 /* return netif on which to forward IP packet */ return netif; 800f9c4: 68fb ldr r3, [r7, #12] 800f9c6: e028 b.n 800fa1a NETIF_FOREACH(netif) { 800f9c8: 68fb ldr r3, [r7, #12] 800f9ca: 681b ldr r3, [r3, #0] 800f9cc: 60fb str r3, [r7, #12] 800f9ce: 68fb ldr r3, [r7, #12] 800f9d0: 2b00 cmp r3, #0 800f9d2: d1c5 bne.n 800f960 return netif; } #endif #endif /* !LWIP_SINGLE_NETIF */ if ((netif_default == NULL) || !netif_is_up(netif_default) || !netif_is_link_up(netif_default) || 800f9d4: 4b15 ldr r3, [pc, #84] ; (800fa2c ) 800f9d6: 681b ldr r3, [r3, #0] 800f9d8: 2b00 cmp r3, #0 800f9da: d01a beq.n 800fa12 800f9dc: 4b13 ldr r3, [pc, #76] ; (800fa2c ) 800f9de: 681b ldr r3, [r3, #0] 800f9e0: f893 3031 ldrb.w r3, [r3, #49] ; 0x31 800f9e4: f003 0301 and.w r3, r3, #1 800f9e8: 2b00 cmp r3, #0 800f9ea: d012 beq.n 800fa12 800f9ec: 4b0f ldr r3, [pc, #60] ; (800fa2c ) 800f9ee: 681b ldr r3, [r3, #0] 800f9f0: f893 3031 ldrb.w r3, [r3, #49] ; 0x31 800f9f4: f003 0304 and.w r3, r3, #4 800f9f8: 2b00 cmp r3, #0 800f9fa: d00a beq.n 800fa12 ip4_addr_isany_val(*netif_ip4_addr(netif_default)) || ip4_addr_isloopback(dest)) { 800f9fc: 4b0b ldr r3, [pc, #44] ; (800fa2c ) 800f9fe: 681b ldr r3, [r3, #0] 800fa00: 3304 adds r3, #4 800fa02: 681b ldr r3, [r3, #0] if ((netif_default == NULL) || !netif_is_up(netif_default) || !netif_is_link_up(netif_default) || 800fa04: 2b00 cmp r3, #0 800fa06: d004 beq.n 800fa12 ip4_addr_isany_val(*netif_ip4_addr(netif_default)) || ip4_addr_isloopback(dest)) { 800fa08: 687b ldr r3, [r7, #4] 800fa0a: 681b ldr r3, [r3, #0] 800fa0c: b2db uxtb r3, r3 800fa0e: 2b7f cmp r3, #127 ; 0x7f 800fa10: d101 bne.n 800fa16 If this is not good enough for you, use LWIP_HOOK_IP4_ROUTE() */ LWIP_DEBUGF(IP_DEBUG | LWIP_DBG_LEVEL_SERIOUS, ("ip4_route: No route to %"U16_F".%"U16_F".%"U16_F".%"U16_F"\n", ip4_addr1_16(dest), ip4_addr2_16(dest), ip4_addr3_16(dest), ip4_addr4_16(dest))); IP_STATS_INC(ip.rterr); MIB2_STATS_INC(mib2.ipoutnoroutes); return NULL; 800fa12: 2300 movs r3, #0 800fa14: e001 b.n 800fa1a } return netif_default; 800fa16: 4b05 ldr r3, [pc, #20] ; (800fa2c ) 800fa18: 681b ldr r3, [r3, #0] } 800fa1a: 4618 mov r0, r3 800fa1c: 3714 adds r7, #20 800fa1e: 46bd mov sp, r7 800fa20: f85d 7b04 ldr.w r7, [sp], #4 800fa24: 4770 bx lr 800fa26: bf00 nop 800fa28: 200099c8 .word 0x200099c8 800fa2c: 200099cc .word 0x200099cc 0800fa30 : #endif /* IP_FORWARD */ /** Return true if the current input packet should be accepted on this netif */ static int ip4_input_accept(struct netif *netif) { 800fa30: b580 push {r7, lr} 800fa32: b082 sub sp, #8 800fa34: af00 add r7, sp, #0 800fa36: 6078 str r0, [r7, #4] ip4_addr_get_u32(ip4_current_dest_addr()) & ip4_addr_get_u32(netif_ip4_netmask(netif)), ip4_addr_get_u32(netif_ip4_addr(netif)) & ip4_addr_get_u32(netif_ip4_netmask(netif)), ip4_addr_get_u32(ip4_current_dest_addr()) & ~ip4_addr_get_u32(netif_ip4_netmask(netif)))); /* interface is up and configured? */ if ((netif_is_up(netif)) && (!ip4_addr_isany_val(*netif_ip4_addr(netif)))) { 800fa38: 687b ldr r3, [r7, #4] 800fa3a: f893 3031 ldrb.w r3, [r3, #49] ; 0x31 800fa3e: f003 0301 and.w r3, r3, #1 800fa42: b2db uxtb r3, r3 800fa44: 2b00 cmp r3, #0 800fa46: d016 beq.n 800fa76 800fa48: 687b ldr r3, [r7, #4] 800fa4a: 3304 adds r3, #4 800fa4c: 681b ldr r3, [r3, #0] 800fa4e: 2b00 cmp r3, #0 800fa50: d011 beq.n 800fa76 /* unicast to this interface address? */ if (ip4_addr_cmp(ip4_current_dest_addr(), netif_ip4_addr(netif)) || 800fa52: 4b0b ldr r3, [pc, #44] ; (800fa80 ) 800fa54: 695a ldr r2, [r3, #20] 800fa56: 687b ldr r3, [r7, #4] 800fa58: 3304 adds r3, #4 800fa5a: 681b ldr r3, [r3, #0] 800fa5c: 429a cmp r2, r3 800fa5e: d008 beq.n 800fa72 /* or broadcast on this interface network address? */ ip4_addr_isbroadcast(ip4_current_dest_addr(), netif) 800fa60: 4b07 ldr r3, [pc, #28] ; (800fa80 ) 800fa62: 695b ldr r3, [r3, #20] 800fa64: 6879 ldr r1, [r7, #4] 800fa66: 4618 mov r0, r3 800fa68: f000 fa26 bl 800feb8 800fa6c: 4603 mov r3, r0 if (ip4_addr_cmp(ip4_current_dest_addr(), netif_ip4_addr(netif)) || 800fa6e: 2b00 cmp r3, #0 800fa70: d001 beq.n 800fa76 #endif /* LWIP_NETIF_LOOPBACK && !LWIP_HAVE_LOOPIF */ ) { LWIP_DEBUGF(IP_DEBUG, ("ip4_input: packet accepted on interface %c%c\n", netif->name[0], netif->name[1])); /* accept on this netif */ return 1; 800fa72: 2301 movs r3, #1 800fa74: e000 b.n 800fa78 /* accept on this netif */ return 1; } #endif /* LWIP_AUTOIP */ } return 0; 800fa76: 2300 movs r3, #0 } 800fa78: 4618 mov r0, r3 800fa7a: 3708 adds r7, #8 800fa7c: 46bd mov sp, r7 800fa7e: bd80 pop {r7, pc} 800fa80: 20006444 .word 0x20006444 0800fa84 : * @return ERR_OK if the packet was processed (could return ERR_* if it wasn't * processed, but currently always returns ERR_OK) */ err_t ip4_input(struct pbuf *p, struct netif *inp) { 800fa84: b580 push {r7, lr} 800fa86: b088 sub sp, #32 800fa88: af00 add r7, sp, #0 800fa8a: 6078 str r0, [r7, #4] 800fa8c: 6039 str r1, [r7, #0] const struct ip_hdr *iphdr; struct netif *netif; u16_t iphdr_hlen; u16_t iphdr_len; #if IP_ACCEPT_LINK_LAYER_ADDRESSING || LWIP_IGMP int check_ip_src = 1; 800fa8e: 2301 movs r3, #1 800fa90: 617b str r3, [r7, #20] IP_STATS_INC(ip.recv); MIB2_STATS_INC(mib2.ipinreceives); /* identify the IP header */ iphdr = (struct ip_hdr *)p->payload; 800fa92: 687b ldr r3, [r7, #4] 800fa94: 685b ldr r3, [r3, #4] 800fa96: 61fb str r3, [r7, #28] if (IPH_V(iphdr) != 4) { 800fa98: 69fb ldr r3, [r7, #28] 800fa9a: 781b ldrb r3, [r3, #0] 800fa9c: 091b lsrs r3, r3, #4 800fa9e: b2db uxtb r3, r3 800faa0: 2b04 cmp r3, #4 800faa2: d004 beq.n 800faae LWIP_DEBUGF(IP_DEBUG | LWIP_DBG_LEVEL_WARNING, ("IP packet dropped due to bad version number %"U16_F"\n", (u16_t)IPH_V(iphdr))); ip4_debug_print(p); pbuf_free(p); 800faa4: 6878 ldr r0, [r7, #4] 800faa6: f7f6 fd87 bl 80065b8 IP_STATS_INC(ip.err); IP_STATS_INC(ip.drop); MIB2_STATS_INC(mib2.ipinhdrerrors); return ERR_OK; 800faaa: 2300 movs r3, #0 800faac: e123 b.n 800fcf6 return ERR_OK; } #endif /* obtain IP header length in bytes */ iphdr_hlen = IPH_HL_BYTES(iphdr); 800faae: 69fb ldr r3, [r7, #28] 800fab0: 781b ldrb r3, [r3, #0] 800fab2: f003 030f and.w r3, r3, #15 800fab6: b2db uxtb r3, r3 800fab8: 009b lsls r3, r3, #2 800faba: b2db uxtb r3, r3 800fabc: 827b strh r3, [r7, #18] /* obtain ip length in bytes */ iphdr_len = lwip_ntohs(IPH_LEN(iphdr)); 800fabe: 69fb ldr r3, [r7, #28] 800fac0: 885b ldrh r3, [r3, #2] 800fac2: b29b uxth r3, r3 800fac4: 4618 mov r0, r3 800fac6: f7f5 fa0d bl 8004ee4 800faca: 4603 mov r3, r0 800facc: 823b strh r3, [r7, #16] /* Trim pbuf. This is especially required for packets < 60 bytes. */ if (iphdr_len < p->tot_len) { 800face: 687b ldr r3, [r7, #4] 800fad0: 891b ldrh r3, [r3, #8] 800fad2: 8a3a ldrh r2, [r7, #16] 800fad4: 429a cmp r2, r3 800fad6: d204 bcs.n 800fae2 pbuf_realloc(p, iphdr_len); 800fad8: 8a3b ldrh r3, [r7, #16] 800fada: 4619 mov r1, r3 800fadc: 6878 ldr r0, [r7, #4] 800fade: f7f6 fbe5 bl 80062ac } /* header length exceeds first pbuf length, or ip length exceeds total pbuf length? */ if ((iphdr_hlen > p->len) || (iphdr_len > p->tot_len) || (iphdr_hlen < IP_HLEN)) { 800fae2: 687b ldr r3, [r7, #4] 800fae4: 895b ldrh r3, [r3, #10] 800fae6: 8a7a ldrh r2, [r7, #18] 800fae8: 429a cmp r2, r3 800faea: d807 bhi.n 800fafc 800faec: 687b ldr r3, [r7, #4] 800faee: 891b ldrh r3, [r3, #8] 800faf0: 8a3a ldrh r2, [r7, #16] 800faf2: 429a cmp r2, r3 800faf4: d802 bhi.n 800fafc 800faf6: 8a7b ldrh r3, [r7, #18] 800faf8: 2b13 cmp r3, #19 800fafa: d804 bhi.n 800fb06 LWIP_DEBUGF(IP_DEBUG | LWIP_DBG_LEVEL_SERIOUS, ("IP (len %"U16_F") is longer than pbuf (len %"U16_F"), IP packet dropped.\n", iphdr_len, p->tot_len)); } /* free (drop) packet pbufs */ pbuf_free(p); 800fafc: 6878 ldr r0, [r7, #4] 800fafe: f7f6 fd5b bl 80065b8 IP_STATS_INC(ip.lenerr); IP_STATS_INC(ip.drop); MIB2_STATS_INC(mib2.ipindiscards); return ERR_OK; 800fb02: 2300 movs r3, #0 800fb04: e0f7 b.n 800fcf6 } } #endif /* copy IP addresses to aligned ip_addr_t */ ip_addr_copy_from_ip4(ip_data.current_iphdr_dest, iphdr->dest); 800fb06: 69fb ldr r3, [r7, #28] 800fb08: 691b ldr r3, [r3, #16] 800fb0a: 4a7d ldr r2, [pc, #500] ; (800fd00 ) 800fb0c: 6153 str r3, [r2, #20] ip_addr_copy_from_ip4(ip_data.current_iphdr_src, iphdr->src); 800fb0e: 69fb ldr r3, [r7, #28] 800fb10: 68db ldr r3, [r3, #12] 800fb12: 4a7b ldr r2, [pc, #492] ; (800fd00 ) 800fb14: 6113 str r3, [r2, #16] /* match packet against an interface, i.e. is this packet for us? */ if (ip4_addr_ismulticast(ip4_current_dest_addr())) { 800fb16: 4b7a ldr r3, [pc, #488] ; (800fd00 ) 800fb18: 695b ldr r3, [r3, #20] 800fb1a: f003 03f0 and.w r3, r3, #240 ; 0xf0 800fb1e: 2be0 cmp r3, #224 ; 0xe0 800fb20: d112 bne.n 800fb48 netif = inp; } else { netif = NULL; } #else /* LWIP_IGMP */ if ((netif_is_up(inp)) && (!ip4_addr_isany_val(*netif_ip4_addr(inp)))) { 800fb22: 683b ldr r3, [r7, #0] 800fb24: f893 3031 ldrb.w r3, [r3, #49] ; 0x31 800fb28: f003 0301 and.w r3, r3, #1 800fb2c: b2db uxtb r3, r3 800fb2e: 2b00 cmp r3, #0 800fb30: d007 beq.n 800fb42 800fb32: 683b ldr r3, [r7, #0] 800fb34: 3304 adds r3, #4 800fb36: 681b ldr r3, [r3, #0] 800fb38: 2b00 cmp r3, #0 800fb3a: d002 beq.n 800fb42 netif = inp; 800fb3c: 683b ldr r3, [r7, #0] 800fb3e: 61bb str r3, [r7, #24] 800fb40: e02a b.n 800fb98 } else { netif = NULL; 800fb42: 2300 movs r3, #0 800fb44: 61bb str r3, [r7, #24] 800fb46: e027 b.n 800fb98 } #endif /* LWIP_IGMP */ } else { /* start trying with inp. if that's not acceptable, start walking the list of configured netifs. */ if (ip4_input_accept(inp)) { 800fb48: 6838 ldr r0, [r7, #0] 800fb4a: f7ff ff71 bl 800fa30 800fb4e: 4603 mov r3, r0 800fb50: 2b00 cmp r3, #0 800fb52: d002 beq.n 800fb5a netif = inp; 800fb54: 683b ldr r3, [r7, #0] 800fb56: 61bb str r3, [r7, #24] 800fb58: e01e b.n 800fb98 } else { netif = NULL; 800fb5a: 2300 movs r3, #0 800fb5c: 61bb str r3, [r7, #24] #if !LWIP_NETIF_LOOPBACK || LWIP_HAVE_LOOPIF /* Packets sent to the loopback address must not be accepted on an * interface that does not have the loopback address assigned to it, * unless a non-loopback interface is used for loopback traffic. */ if (!ip4_addr_isloopback(ip4_current_dest_addr())) 800fb5e: 4b68 ldr r3, [pc, #416] ; (800fd00 ) 800fb60: 695b ldr r3, [r3, #20] 800fb62: b2db uxtb r3, r3 800fb64: 2b7f cmp r3, #127 ; 0x7f 800fb66: d017 beq.n 800fb98 #endif /* !LWIP_NETIF_LOOPBACK || LWIP_HAVE_LOOPIF */ { #if !LWIP_SINGLE_NETIF NETIF_FOREACH(netif) { 800fb68: 4b66 ldr r3, [pc, #408] ; (800fd04 ) 800fb6a: 681b ldr r3, [r3, #0] 800fb6c: 61bb str r3, [r7, #24] 800fb6e: e00e b.n 800fb8e if (netif == inp) { 800fb70: 69ba ldr r2, [r7, #24] 800fb72: 683b ldr r3, [r7, #0] 800fb74: 429a cmp r2, r3 800fb76: d006 beq.n 800fb86 /* we checked that before already */ continue; } if (ip4_input_accept(netif)) { 800fb78: 69b8 ldr r0, [r7, #24] 800fb7a: f7ff ff59 bl 800fa30 800fb7e: 4603 mov r3, r0 800fb80: 2b00 cmp r3, #0 800fb82: d108 bne.n 800fb96 800fb84: e000 b.n 800fb88 continue; 800fb86: bf00 nop NETIF_FOREACH(netif) { 800fb88: 69bb ldr r3, [r7, #24] 800fb8a: 681b ldr r3, [r3, #0] 800fb8c: 61bb str r3, [r7, #24] 800fb8e: 69bb ldr r3, [r7, #24] 800fb90: 2b00 cmp r3, #0 800fb92: d1ed bne.n 800fb70 800fb94: e000 b.n 800fb98 break; 800fb96: bf00 nop * If you want to accept private broadcast communication while a netif is down, * define LWIP_IP_ACCEPT_UDP_PORT(dst_port), e.g.: * * #define LWIP_IP_ACCEPT_UDP_PORT(dst_port) ((dst_port) == PP_NTOHS(12345)) */ if (netif == NULL) { 800fb98: 69bb ldr r3, [r7, #24] 800fb9a: 2b00 cmp r3, #0 800fb9c: d111 bne.n 800fbc2 /* remote port is DHCP server? */ if (IPH_PROTO(iphdr) == IP_PROTO_UDP) { 800fb9e: 69fb ldr r3, [r7, #28] 800fba0: 7a5b ldrb r3, [r3, #9] 800fba2: 2b11 cmp r3, #17 800fba4: d10d bne.n 800fbc2 const struct udp_hdr *udphdr = (const struct udp_hdr *)((const u8_t *)iphdr + iphdr_hlen); 800fba6: 8a7b ldrh r3, [r7, #18] 800fba8: 69fa ldr r2, [r7, #28] 800fbaa: 4413 add r3, r2 800fbac: 60fb str r3, [r7, #12] LWIP_DEBUGF(IP_DEBUG | LWIP_DBG_TRACE, ("ip4_input: UDP packet to DHCP client port %"U16_F"\n", lwip_ntohs(udphdr->dest))); if (IP_ACCEPT_LINK_LAYER_ADDRESSED_PORT(udphdr->dest)) { 800fbae: 68fb ldr r3, [r7, #12] 800fbb0: 885b ldrh r3, [r3, #2] 800fbb2: b29b uxth r3, r3 800fbb4: f5b3 4f88 cmp.w r3, #17408 ; 0x4400 800fbb8: d103 bne.n 800fbc2 LWIP_DEBUGF(IP_DEBUG | LWIP_DBG_TRACE, ("ip4_input: DHCP packet accepted.\n")); netif = inp; 800fbba: 683b ldr r3, [r7, #0] 800fbbc: 61bb str r3, [r7, #24] check_ip_src = 0; 800fbbe: 2300 movs r3, #0 800fbc0: 617b str r3, [r7, #20] } #endif /* IP_ACCEPT_LINK_LAYER_ADDRESSING */ /* broadcast or multicast packet source address? Compliant with RFC 1122: 3.2.1.3 */ #if LWIP_IGMP || IP_ACCEPT_LINK_LAYER_ADDRESSING if (check_ip_src 800fbc2: 697b ldr r3, [r7, #20] 800fbc4: 2b00 cmp r3, #0 800fbc6: d017 beq.n 800fbf8 #if IP_ACCEPT_LINK_LAYER_ADDRESSING /* DHCP servers need 0.0.0.0 to be allowed as source address (RFC 1.1.2.2: 3.2.1.3/a) */ && !ip4_addr_isany_val(*ip4_current_src_addr()) 800fbc8: 4b4d ldr r3, [pc, #308] ; (800fd00 ) 800fbca: 691b ldr r3, [r3, #16] 800fbcc: 2b00 cmp r3, #0 800fbce: d013 beq.n 800fbf8 #endif /* IP_ACCEPT_LINK_LAYER_ADDRESSING */ ) #endif /* LWIP_IGMP || IP_ACCEPT_LINK_LAYER_ADDRESSING */ { if ((ip4_addr_isbroadcast(ip4_current_src_addr(), inp)) || 800fbd0: 4b4b ldr r3, [pc, #300] ; (800fd00 ) 800fbd2: 691b ldr r3, [r3, #16] 800fbd4: 6839 ldr r1, [r7, #0] 800fbd6: 4618 mov r0, r3 800fbd8: f000 f96e bl 800feb8 800fbdc: 4603 mov r3, r0 800fbde: 2b00 cmp r3, #0 800fbe0: d105 bne.n 800fbee (ip4_addr_ismulticast(ip4_current_src_addr()))) { 800fbe2: 4b47 ldr r3, [pc, #284] ; (800fd00 ) 800fbe4: 691b ldr r3, [r3, #16] 800fbe6: f003 03f0 and.w r3, r3, #240 ; 0xf0 if ((ip4_addr_isbroadcast(ip4_current_src_addr(), inp)) || 800fbea: 2be0 cmp r3, #224 ; 0xe0 800fbec: d104 bne.n 800fbf8 /* packet source is not valid */ LWIP_DEBUGF(IP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_WARNING, ("ip4_input: packet source is not valid.\n")); /* free (drop) packet pbufs */ pbuf_free(p); 800fbee: 6878 ldr r0, [r7, #4] 800fbf0: f7f6 fce2 bl 80065b8 IP_STATS_INC(ip.drop); MIB2_STATS_INC(mib2.ipinaddrerrors); MIB2_STATS_INC(mib2.ipindiscards); return ERR_OK; 800fbf4: 2300 movs r3, #0 800fbf6: e07e b.n 800fcf6 } } /* packet not for us? */ if (netif == NULL) { 800fbf8: 69bb ldr r3, [r7, #24] 800fbfa: 2b00 cmp r3, #0 800fbfc: d104 bne.n 800fc08 { IP_STATS_INC(ip.drop); MIB2_STATS_INC(mib2.ipinaddrerrors); MIB2_STATS_INC(mib2.ipindiscards); } pbuf_free(p); 800fbfe: 6878 ldr r0, [r7, #4] 800fc00: f7f6 fcda bl 80065b8 return ERR_OK; 800fc04: 2300 movs r3, #0 800fc06: e076 b.n 800fcf6 } /* packet consists of multiple fragments? */ if ((IPH_OFFSET(iphdr) & PP_HTONS(IP_OFFMASK | IP_MF)) != 0) { 800fc08: 69fb ldr r3, [r7, #28] 800fc0a: 88db ldrh r3, [r3, #6] 800fc0c: b29b uxth r3, r3 800fc0e: 461a mov r2, r3 800fc10: f64f 733f movw r3, #65343 ; 0xff3f 800fc14: 4013 ands r3, r2 800fc16: 2b00 cmp r3, #0 800fc18: d00b beq.n 800fc32 #if IP_REASSEMBLY /* packet fragment reassembly code present? */ LWIP_DEBUGF(IP_DEBUG, ("IP packet is a fragment (id=0x%04"X16_F" tot_len=%"U16_F" len=%"U16_F" MF=%"U16_F" offset=%"U16_F"), calling ip4_reass()\n", lwip_ntohs(IPH_ID(iphdr)), p->tot_len, lwip_ntohs(IPH_LEN(iphdr)), (u16_t)!!(IPH_OFFSET(iphdr) & PP_HTONS(IP_MF)), (u16_t)((lwip_ntohs(IPH_OFFSET(iphdr)) & IP_OFFMASK) * 8))); /* reassemble the packet*/ p = ip4_reass(p); 800fc1a: 6878 ldr r0, [r7, #4] 800fc1c: f000 fdd0 bl 80107c0 800fc20: 6078 str r0, [r7, #4] /* packet not fully reassembled yet? */ if (p == NULL) { 800fc22: 687b ldr r3, [r7, #4] 800fc24: 2b00 cmp r3, #0 800fc26: d101 bne.n 800fc2c return ERR_OK; 800fc28: 2300 movs r3, #0 800fc2a: e064 b.n 800fcf6 } iphdr = (const struct ip_hdr *)p->payload; 800fc2c: 687b ldr r3, [r7, #4] 800fc2e: 685b ldr r3, [r3, #4] 800fc30: 61fb str r3, [r7, #28] /* send to upper layers */ LWIP_DEBUGF(IP_DEBUG, ("ip4_input: \n")); ip4_debug_print(p); LWIP_DEBUGF(IP_DEBUG, ("ip4_input: p->len %"U16_F" p->tot_len %"U16_F"\n", p->len, p->tot_len)); ip_data.current_netif = netif; 800fc32: 4a33 ldr r2, [pc, #204] ; (800fd00 ) 800fc34: 69bb ldr r3, [r7, #24] 800fc36: 6013 str r3, [r2, #0] ip_data.current_input_netif = inp; 800fc38: 4a31 ldr r2, [pc, #196] ; (800fd00 ) 800fc3a: 683b ldr r3, [r7, #0] 800fc3c: 6053 str r3, [r2, #4] ip_data.current_ip4_header = iphdr; 800fc3e: 4a30 ldr r2, [pc, #192] ; (800fd00 ) 800fc40: 69fb ldr r3, [r7, #28] 800fc42: 6093 str r3, [r2, #8] ip_data.current_ip_header_tot_len = IPH_HL_BYTES(iphdr); 800fc44: 69fb ldr r3, [r7, #28] 800fc46: 781b ldrb r3, [r3, #0] 800fc48: f003 030f and.w r3, r3, #15 800fc4c: b2db uxtb r3, r3 800fc4e: 009b lsls r3, r3, #2 800fc50: b2db uxtb r3, r3 800fc52: b29a uxth r2, r3 800fc54: 4b2a ldr r3, [pc, #168] ; (800fd00 ) 800fc56: 819a strh r2, [r3, #12] /* raw input did not eat the packet? */ raw_status = raw_input(p, inp); if (raw_status != RAW_INPUT_EATEN) #endif /* LWIP_RAW */ { pbuf_remove_header(p, iphdr_hlen); /* Move to payload, no check necessary. */ 800fc58: 8a7b ldrh r3, [r7, #18] 800fc5a: 4619 mov r1, r3 800fc5c: 6878 ldr r0, [r7, #4] 800fc5e: f7f6 fc25 bl 80064ac switch (IPH_PROTO(iphdr)) { 800fc62: 69fb ldr r3, [r7, #28] 800fc64: 7a5b ldrb r3, [r3, #9] 800fc66: 2b11 cmp r3, #17 800fc68: d006 beq.n 800fc78 800fc6a: 2b11 cmp r3, #17 800fc6c: dc13 bgt.n 800fc96 800fc6e: 2b01 cmp r3, #1 800fc70: d00c beq.n 800fc8c 800fc72: 2b06 cmp r3, #6 800fc74: d005 beq.n 800fc82 800fc76: e00e b.n 800fc96 case IP_PROTO_UDP: #if LWIP_UDPLITE case IP_PROTO_UDPLITE: #endif /* LWIP_UDPLITE */ MIB2_STATS_INC(mib2.ipindelivers); udp_input(p, inp); 800fc78: 6839 ldr r1, [r7, #0] 800fc7a: 6878 ldr r0, [r7, #4] 800fc7c: f7fc fa8e bl 800c19c break; 800fc80: e026 b.n 800fcd0 #endif /* LWIP_UDP */ #if LWIP_TCP case IP_PROTO_TCP: MIB2_STATS_INC(mib2.ipindelivers); tcp_input(p, inp); 800fc82: 6839 ldr r1, [r7, #0] 800fc84: 6878 ldr r0, [r7, #4] 800fc86: f7f8 facf bl 8008228 break; 800fc8a: e021 b.n 800fcd0 #endif /* LWIP_TCP */ #if LWIP_ICMP case IP_PROTO_ICMP: MIB2_STATS_INC(mib2.ipindelivers); icmp_input(p, inp); 800fc8c: 6839 ldr r1, [r7, #0] 800fc8e: 6878 ldr r0, [r7, #4] 800fc90: f7ff fcd0 bl 800f634 break; 800fc94: e01c b.n 800fcd0 } else #endif /* LWIP_RAW */ { #if LWIP_ICMP /* send ICMP destination protocol unreachable unless is was a broadcast */ if (!ip4_addr_isbroadcast(ip4_current_dest_addr(), netif) && 800fc96: 4b1a ldr r3, [pc, #104] ; (800fd00 ) 800fc98: 695b ldr r3, [r3, #20] 800fc9a: 69b9 ldr r1, [r7, #24] 800fc9c: 4618 mov r0, r3 800fc9e: f000 f90b bl 800feb8 800fca2: 4603 mov r3, r0 800fca4: 2b00 cmp r3, #0 800fca6: d10f bne.n 800fcc8 !ip4_addr_ismulticast(ip4_current_dest_addr())) { 800fca8: 4b15 ldr r3, [pc, #84] ; (800fd00 ) 800fcaa: 695b ldr r3, [r3, #20] 800fcac: f003 03f0 and.w r3, r3, #240 ; 0xf0 if (!ip4_addr_isbroadcast(ip4_current_dest_addr(), netif) && 800fcb0: 2be0 cmp r3, #224 ; 0xe0 800fcb2: d009 beq.n 800fcc8 pbuf_header_force(p, (s16_t)iphdr_hlen); /* Move to ip header, no check necessary. */ 800fcb4: f9b7 3012 ldrsh.w r3, [r7, #18] 800fcb8: 4619 mov r1, r3 800fcba: 6878 ldr r0, [r7, #4] 800fcbc: f7f6 fc69 bl 8006592 icmp_dest_unreach(p, ICMP_DUR_PROTO); 800fcc0: 2102 movs r1, #2 800fcc2: 6878 ldr r0, [r7, #4] 800fcc4: f7ff fdba bl 800f83c IP_STATS_INC(ip.proterr); IP_STATS_INC(ip.drop); MIB2_STATS_INC(mib2.ipinunknownprotos); } pbuf_free(p); 800fcc8: 6878 ldr r0, [r7, #4] 800fcca: f7f6 fc75 bl 80065b8 break; 800fcce: bf00 nop } } /* @todo: this is not really necessary... */ ip_data.current_netif = NULL; 800fcd0: 4b0b ldr r3, [pc, #44] ; (800fd00 ) 800fcd2: 2200 movs r2, #0 800fcd4: 601a str r2, [r3, #0] ip_data.current_input_netif = NULL; 800fcd6: 4b0a ldr r3, [pc, #40] ; (800fd00 ) 800fcd8: 2200 movs r2, #0 800fcda: 605a str r2, [r3, #4] ip_data.current_ip4_header = NULL; 800fcdc: 4b08 ldr r3, [pc, #32] ; (800fd00 ) 800fcde: 2200 movs r2, #0 800fce0: 609a str r2, [r3, #8] ip_data.current_ip_header_tot_len = 0; 800fce2: 4b07 ldr r3, [pc, #28] ; (800fd00 ) 800fce4: 2200 movs r2, #0 800fce6: 819a strh r2, [r3, #12] ip4_addr_set_any(ip4_current_src_addr()); 800fce8: 4b05 ldr r3, [pc, #20] ; (800fd00 ) 800fcea: 2200 movs r2, #0 800fcec: 611a str r2, [r3, #16] ip4_addr_set_any(ip4_current_dest_addr()); 800fcee: 4b04 ldr r3, [pc, #16] ; (800fd00 ) 800fcf0: 2200 movs r2, #0 800fcf2: 615a str r2, [r3, #20] return ERR_OK; 800fcf4: 2300 movs r3, #0 } 800fcf6: 4618 mov r0, r3 800fcf8: 3720 adds r7, #32 800fcfa: 46bd mov sp, r7 800fcfc: bd80 pop {r7, pc} 800fcfe: bf00 nop 800fd00: 20006444 .word 0x20006444 800fd04: 200099c8 .word 0x200099c8 0800fd08 : */ err_t ip4_output_if(struct pbuf *p, const ip4_addr_t *src, const ip4_addr_t *dest, u8_t ttl, u8_t tos, u8_t proto, struct netif *netif) { 800fd08: b580 push {r7, lr} 800fd0a: b08a sub sp, #40 ; 0x28 800fd0c: af04 add r7, sp, #16 800fd0e: 60f8 str r0, [r7, #12] 800fd10: 60b9 str r1, [r7, #8] 800fd12: 607a str r2, [r7, #4] 800fd14: 70fb strb r3, [r7, #3] ip4_output_if_opt(struct pbuf *p, const ip4_addr_t *src, const ip4_addr_t *dest, u8_t ttl, u8_t tos, u8_t proto, struct netif *netif, void *ip_options, u16_t optlen) { #endif /* IP_OPTIONS_SEND */ const ip4_addr_t *src_used = src; 800fd16: 68bb ldr r3, [r7, #8] 800fd18: 617b str r3, [r7, #20] if (dest != LWIP_IP_HDRINCL) { 800fd1a: 687b ldr r3, [r7, #4] 800fd1c: 2b00 cmp r3, #0 800fd1e: d009 beq.n 800fd34 if (ip4_addr_isany(src)) { 800fd20: 68bb ldr r3, [r7, #8] 800fd22: 2b00 cmp r3, #0 800fd24: d003 beq.n 800fd2e 800fd26: 68bb ldr r3, [r7, #8] 800fd28: 681b ldr r3, [r3, #0] 800fd2a: 2b00 cmp r3, #0 800fd2c: d102 bne.n 800fd34 src_used = netif_ip4_addr(netif); 800fd2e: 6abb ldr r3, [r7, #40] ; 0x28 800fd30: 3304 adds r3, #4 800fd32: 617b str r3, [r7, #20] #if IP_OPTIONS_SEND return ip4_output_if_opt_src(p, src_used, dest, ttl, tos, proto, netif, ip_options, optlen); #else /* IP_OPTIONS_SEND */ return ip4_output_if_src(p, src_used, dest, ttl, tos, proto, netif); 800fd34: 78fa ldrb r2, [r7, #3] 800fd36: 6abb ldr r3, [r7, #40] ; 0x28 800fd38: 9302 str r3, [sp, #8] 800fd3a: f897 3024 ldrb.w r3, [r7, #36] ; 0x24 800fd3e: 9301 str r3, [sp, #4] 800fd40: f897 3020 ldrb.w r3, [r7, #32] 800fd44: 9300 str r3, [sp, #0] 800fd46: 4613 mov r3, r2 800fd48: 687a ldr r2, [r7, #4] 800fd4a: 6979 ldr r1, [r7, #20] 800fd4c: 68f8 ldr r0, [r7, #12] 800fd4e: f000 f805 bl 800fd5c 800fd52: 4603 mov r3, r0 #endif /* IP_OPTIONS_SEND */ } 800fd54: 4618 mov r0, r3 800fd56: 3718 adds r7, #24 800fd58: 46bd mov sp, r7 800fd5a: bd80 pop {r7, pc} 0800fd5c : */ err_t ip4_output_if_src(struct pbuf *p, const ip4_addr_t *src, const ip4_addr_t *dest, u8_t ttl, u8_t tos, u8_t proto, struct netif *netif) { 800fd5c: b580 push {r7, lr} 800fd5e: b088 sub sp, #32 800fd60: af00 add r7, sp, #0 800fd62: 60f8 str r0, [r7, #12] 800fd64: 60b9 str r1, [r7, #8] 800fd66: 607a str r2, [r7, #4] 800fd68: 70fb strb r3, [r7, #3] #if CHECKSUM_GEN_IP_INLINE u32_t chk_sum = 0; #endif /* CHECKSUM_GEN_IP_INLINE */ LWIP_ASSERT_CORE_LOCKED(); LWIP_IP_CHECK_PBUF_REF_COUNT_FOR_TX(p); 800fd6a: 68fb ldr r3, [r7, #12] 800fd6c: 7b9b ldrb r3, [r3, #14] 800fd6e: 2b01 cmp r3, #1 800fd70: d006 beq.n 800fd80 800fd72: 4b4b ldr r3, [pc, #300] ; (800fea0 ) 800fd74: f44f 7255 mov.w r2, #852 ; 0x354 800fd78: 494a ldr r1, [pc, #296] ; (800fea4 ) 800fd7a: 484b ldr r0, [pc, #300] ; (800fea8 ) 800fd7c: f001 f994 bl 80110a8 MIB2_STATS_INC(mib2.ipoutrequests); /* Should the IP header be generated or is it already included in p? */ if (dest != LWIP_IP_HDRINCL) { 800fd80: 687b ldr r3, [r7, #4] 800fd82: 2b00 cmp r3, #0 800fd84: d060 beq.n 800fe48 u16_t ip_hlen = IP_HLEN; 800fd86: 2314 movs r3, #20 800fd88: 837b strh r3, [r7, #26] } #endif /* CHECKSUM_GEN_IP_INLINE */ } #endif /* IP_OPTIONS_SEND */ /* generate IP header */ if (pbuf_add_header(p, IP_HLEN)) { 800fd8a: 2114 movs r1, #20 800fd8c: 68f8 ldr r0, [r7, #12] 800fd8e: f7f6 fb7d bl 800648c 800fd92: 4603 mov r3, r0 800fd94: 2b00 cmp r3, #0 800fd96: d002 beq.n 800fd9e LWIP_DEBUGF(IP_DEBUG | LWIP_DBG_LEVEL_SERIOUS, ("ip4_output: not enough room for IP header in pbuf\n")); IP_STATS_INC(ip.err); MIB2_STATS_INC(mib2.ipoutdiscards); return ERR_BUF; 800fd98: f06f 0301 mvn.w r3, #1 800fd9c: e07c b.n 800fe98 } iphdr = (struct ip_hdr *)p->payload; 800fd9e: 68fb ldr r3, [r7, #12] 800fda0: 685b ldr r3, [r3, #4] 800fda2: 61fb str r3, [r7, #28] LWIP_ASSERT("check that first pbuf can hold struct ip_hdr", 800fda4: 68fb ldr r3, [r7, #12] 800fda6: 895b ldrh r3, [r3, #10] 800fda8: 2b13 cmp r3, #19 800fdaa: d806 bhi.n 800fdba 800fdac: 4b3c ldr r3, [pc, #240] ; (800fea0 ) 800fdae: f44f 7262 mov.w r2, #904 ; 0x388 800fdb2: 493e ldr r1, [pc, #248] ; (800feac ) 800fdb4: 483c ldr r0, [pc, #240] ; (800fea8 ) 800fdb6: f001 f977 bl 80110a8 (p->len >= sizeof(struct ip_hdr))); IPH_TTL_SET(iphdr, ttl); 800fdba: 69fb ldr r3, [r7, #28] 800fdbc: 78fa ldrb r2, [r7, #3] 800fdbe: 721a strb r2, [r3, #8] IPH_PROTO_SET(iphdr, proto); 800fdc0: 69fb ldr r3, [r7, #28] 800fdc2: f897 202c ldrb.w r2, [r7, #44] ; 0x2c 800fdc6: 725a strb r2, [r3, #9] #if CHECKSUM_GEN_IP_INLINE chk_sum += PP_NTOHS(proto | (ttl << 8)); #endif /* CHECKSUM_GEN_IP_INLINE */ /* dest cannot be NULL here */ ip4_addr_copy(iphdr->dest, *dest); 800fdc8: 687b ldr r3, [r7, #4] 800fdca: 681a ldr r2, [r3, #0] 800fdcc: 69fb ldr r3, [r7, #28] 800fdce: 611a str r2, [r3, #16] #if CHECKSUM_GEN_IP_INLINE chk_sum += ip4_addr_get_u32(&iphdr->dest) & 0xFFFF; chk_sum += ip4_addr_get_u32(&iphdr->dest) >> 16; #endif /* CHECKSUM_GEN_IP_INLINE */ IPH_VHL_SET(iphdr, 4, ip_hlen / 4); 800fdd0: 8b7b ldrh r3, [r7, #26] 800fdd2: 089b lsrs r3, r3, #2 800fdd4: b29b uxth r3, r3 800fdd6: b2db uxtb r3, r3 800fdd8: f043 0340 orr.w r3, r3, #64 ; 0x40 800fddc: b2da uxtb r2, r3 800fdde: 69fb ldr r3, [r7, #28] 800fde0: 701a strb r2, [r3, #0] IPH_TOS_SET(iphdr, tos); 800fde2: 69fb ldr r3, [r7, #28] 800fde4: f897 2028 ldrb.w r2, [r7, #40] ; 0x28 800fde8: 705a strb r2, [r3, #1] #if CHECKSUM_GEN_IP_INLINE chk_sum += PP_NTOHS(tos | (iphdr->_v_hl << 8)); #endif /* CHECKSUM_GEN_IP_INLINE */ IPH_LEN_SET(iphdr, lwip_htons(p->tot_len)); 800fdea: 68fb ldr r3, [r7, #12] 800fdec: 891b ldrh r3, [r3, #8] 800fdee: 4618 mov r0, r3 800fdf0: f7f5 f878 bl 8004ee4 800fdf4: 4603 mov r3, r0 800fdf6: 461a mov r2, r3 800fdf8: 69fb ldr r3, [r7, #28] 800fdfa: 805a strh r2, [r3, #2] #if CHECKSUM_GEN_IP_INLINE chk_sum += iphdr->_len; #endif /* CHECKSUM_GEN_IP_INLINE */ IPH_OFFSET_SET(iphdr, 0); 800fdfc: 69fb ldr r3, [r7, #28] 800fdfe: 2200 movs r2, #0 800fe00: 719a strb r2, [r3, #6] 800fe02: 2200 movs r2, #0 800fe04: 71da strb r2, [r3, #7] IPH_ID_SET(iphdr, lwip_htons(ip_id)); 800fe06: 4b2a ldr r3, [pc, #168] ; (800feb0 ) 800fe08: 881b ldrh r3, [r3, #0] 800fe0a: 4618 mov r0, r3 800fe0c: f7f5 f86a bl 8004ee4 800fe10: 4603 mov r3, r0 800fe12: 461a mov r2, r3 800fe14: 69fb ldr r3, [r7, #28] 800fe16: 809a strh r2, [r3, #4] #if CHECKSUM_GEN_IP_INLINE chk_sum += iphdr->_id; #endif /* CHECKSUM_GEN_IP_INLINE */ ++ip_id; 800fe18: 4b25 ldr r3, [pc, #148] ; (800feb0 ) 800fe1a: 881b ldrh r3, [r3, #0] 800fe1c: 3301 adds r3, #1 800fe1e: b29a uxth r2, r3 800fe20: 4b23 ldr r3, [pc, #140] ; (800feb0 ) 800fe22: 801a strh r2, [r3, #0] if (src == NULL) { 800fe24: 68bb ldr r3, [r7, #8] 800fe26: 2b00 cmp r3, #0 800fe28: d104 bne.n 800fe34 ip4_addr_copy(iphdr->src, *IP4_ADDR_ANY4); 800fe2a: 4b22 ldr r3, [pc, #136] ; (800feb4 ) 800fe2c: 681a ldr r2, [r3, #0] 800fe2e: 69fb ldr r3, [r7, #28] 800fe30: 60da str r2, [r3, #12] 800fe32: e003 b.n 800fe3c } else { /* src cannot be NULL here */ ip4_addr_copy(iphdr->src, *src); 800fe34: 68bb ldr r3, [r7, #8] 800fe36: 681a ldr r2, [r3, #0] 800fe38: 69fb ldr r3, [r7, #28] 800fe3a: 60da str r2, [r3, #12] else { IPH_CHKSUM_SET(iphdr, 0); } #endif /* LWIP_CHECKSUM_CTRL_PER_NETIF*/ #else /* CHECKSUM_GEN_IP_INLINE */ IPH_CHKSUM_SET(iphdr, 0); 800fe3c: 69fb ldr r3, [r7, #28] 800fe3e: 2200 movs r2, #0 800fe40: 729a strb r2, [r3, #10] 800fe42: 2200 movs r2, #0 800fe44: 72da strb r2, [r3, #11] 800fe46: e00f b.n 800fe68 } #endif /* CHECKSUM_GEN_IP */ #endif /* CHECKSUM_GEN_IP_INLINE */ } else { /* IP header already included in p */ if (p->len < IP_HLEN) { 800fe48: 68fb ldr r3, [r7, #12] 800fe4a: 895b ldrh r3, [r3, #10] 800fe4c: 2b13 cmp r3, #19 800fe4e: d802 bhi.n 800fe56 LWIP_DEBUGF(IP_DEBUG | LWIP_DBG_LEVEL_SERIOUS, ("ip4_output: LWIP_IP_HDRINCL but pbuf is too short\n")); IP_STATS_INC(ip.err); MIB2_STATS_INC(mib2.ipoutdiscards); return ERR_BUF; 800fe50: f06f 0301 mvn.w r3, #1 800fe54: e020 b.n 800fe98 } iphdr = (struct ip_hdr *)p->payload; 800fe56: 68fb ldr r3, [r7, #12] 800fe58: 685b ldr r3, [r3, #4] 800fe5a: 61fb str r3, [r7, #28] ip4_addr_copy(dest_addr, iphdr->dest); 800fe5c: 69fb ldr r3, [r7, #28] 800fe5e: 691b ldr r3, [r3, #16] 800fe60: 617b str r3, [r7, #20] dest = &dest_addr; 800fe62: f107 0314 add.w r3, r7, #20 800fe66: 607b str r3, [r7, #4] } #endif /* LWIP_MULTICAST_TX_OPTIONS */ #endif /* ENABLE_LOOPBACK */ #if IP_FRAG /* don't fragment if interface has mtu set to 0 [loopif] */ if (netif->mtu && (p->tot_len > netif->mtu)) { 800fe68: 6b3b ldr r3, [r7, #48] ; 0x30 800fe6a: 8d1b ldrh r3, [r3, #40] ; 0x28 800fe6c: 2b00 cmp r3, #0 800fe6e: d00c beq.n 800fe8a 800fe70: 68fb ldr r3, [r7, #12] 800fe72: 891a ldrh r2, [r3, #8] 800fe74: 6b3b ldr r3, [r7, #48] ; 0x30 800fe76: 8d1b ldrh r3, [r3, #40] ; 0x28 800fe78: 429a cmp r2, r3 800fe7a: d906 bls.n 800fe8a return ip4_frag(p, netif, dest); 800fe7c: 687a ldr r2, [r7, #4] 800fe7e: 6b39 ldr r1, [r7, #48] ; 0x30 800fe80: 68f8 ldr r0, [r7, #12] 800fe82: f000 fe91 bl 8010ba8 800fe86: 4603 mov r3, r0 800fe88: e006 b.n 800fe98 } #endif /* IP_FRAG */ LWIP_DEBUGF(IP_DEBUG, ("ip4_output_if: call netif->output()\n")); return netif->output(netif, p, dest); 800fe8a: 6b3b ldr r3, [r7, #48] ; 0x30 800fe8c: 695b ldr r3, [r3, #20] 800fe8e: 687a ldr r2, [r7, #4] 800fe90: 68f9 ldr r1, [r7, #12] 800fe92: 6b38 ldr r0, [r7, #48] ; 0x30 800fe94: 4798 blx r3 800fe96: 4603 mov r3, r0 } 800fe98: 4618 mov r0, r3 800fe9a: 3720 adds r7, #32 800fe9c: 46bd mov sp, r7 800fe9e: bd80 pop {r7, pc} 800fea0: 0801860c .word 0x0801860c 800fea4: 08018640 .word 0x08018640 800fea8: 0801864c .word 0x0801864c 800feac: 08018674 .word 0x08018674 800feb0: 20009b5a .word 0x20009b5a 800feb4: 08018acc .word 0x08018acc 0800feb8 : * @param netif the network interface against which the address is checked * @return returns non-zero if the address is a broadcast address */ u8_t ip4_addr_isbroadcast_u32(u32_t addr, const struct netif *netif) { 800feb8: b480 push {r7} 800feba: b085 sub sp, #20 800febc: af00 add r7, sp, #0 800febe: 6078 str r0, [r7, #4] 800fec0: 6039 str r1, [r7, #0] ip4_addr_t ipaddr; ip4_addr_set_u32(&ipaddr, addr); 800fec2: 687b ldr r3, [r7, #4] 800fec4: 60fb str r3, [r7, #12] /* all ones (broadcast) or all zeroes (old skool broadcast) */ if ((~addr == IPADDR_ANY) || 800fec6: 687b ldr r3, [r7, #4] 800fec8: f1b3 3fff cmp.w r3, #4294967295 800fecc: d002 beq.n 800fed4 800fece: 687b ldr r3, [r7, #4] 800fed0: 2b00 cmp r3, #0 800fed2: d101 bne.n 800fed8 (addr == IPADDR_ANY)) { return 1; 800fed4: 2301 movs r3, #1 800fed6: e02a b.n 800ff2e /* no broadcast support on this network interface? */ } else if ((netif->flags & NETIF_FLAG_BROADCAST) == 0) { 800fed8: 683b ldr r3, [r7, #0] 800feda: f893 3031 ldrb.w r3, [r3, #49] ; 0x31 800fede: f003 0302 and.w r3, r3, #2 800fee2: 2b00 cmp r3, #0 800fee4: d101 bne.n 800feea /* the given address cannot be a broadcast address * nor can we check against any broadcast addresses */ return 0; 800fee6: 2300 movs r3, #0 800fee8: e021 b.n 800ff2e /* address matches network interface address exactly? => no broadcast */ } else if (addr == ip4_addr_get_u32(netif_ip4_addr(netif))) { 800feea: 683b ldr r3, [r7, #0] 800feec: 3304 adds r3, #4 800feee: 681b ldr r3, [r3, #0] 800fef0: 687a ldr r2, [r7, #4] 800fef2: 429a cmp r2, r3 800fef4: d101 bne.n 800fefa return 0; 800fef6: 2300 movs r3, #0 800fef8: e019 b.n 800ff2e /* on the same (sub) network... */ } else if (ip4_addr_netcmp(&ipaddr, netif_ip4_addr(netif), netif_ip4_netmask(netif)) 800fefa: 68fa ldr r2, [r7, #12] 800fefc: 683b ldr r3, [r7, #0] 800fefe: 3304 adds r3, #4 800ff00: 681b ldr r3, [r3, #0] 800ff02: 405a eors r2, r3 800ff04: 683b ldr r3, [r7, #0] 800ff06: 3308 adds r3, #8 800ff08: 681b ldr r3, [r3, #0] 800ff0a: 4013 ands r3, r2 800ff0c: 2b00 cmp r3, #0 800ff0e: d10d bne.n 800ff2c /* ...and host identifier bits are all ones? =>... */ && ((addr & ~ip4_addr_get_u32(netif_ip4_netmask(netif))) == 800ff10: 683b ldr r3, [r7, #0] 800ff12: 3308 adds r3, #8 800ff14: 681b ldr r3, [r3, #0] 800ff16: 43da mvns r2, r3 800ff18: 687b ldr r3, [r7, #4] 800ff1a: 401a ands r2, r3 (IPADDR_BROADCAST & ~ip4_addr_get_u32(netif_ip4_netmask(netif))))) { 800ff1c: 683b ldr r3, [r7, #0] 800ff1e: 3308 adds r3, #8 800ff20: 681b ldr r3, [r3, #0] 800ff22: 43db mvns r3, r3 && ((addr & ~ip4_addr_get_u32(netif_ip4_netmask(netif))) == 800ff24: 429a cmp r2, r3 800ff26: d101 bne.n 800ff2c /* => network broadcast address */ return 1; 800ff28: 2301 movs r3, #1 800ff2a: e000 b.n 800ff2e } else { return 0; 800ff2c: 2300 movs r3, #0 } } 800ff2e: 4618 mov r0, r3 800ff30: 3714 adds r7, #20 800ff32: 46bd mov sp, r7 800ff34: f85d 7b04 ldr.w r7, [sp], #4 800ff38: 4770 bx lr 0800ff3a : * @param cp IP address in ascii representation (e.g. "127.0.0.1") * @return ip address in network order */ u32_t ipaddr_addr(const char *cp) { 800ff3a: b580 push {r7, lr} 800ff3c: b084 sub sp, #16 800ff3e: af00 add r7, sp, #0 800ff40: 6078 str r0, [r7, #4] ip4_addr_t val; if (ip4addr_aton(cp, &val)) { 800ff42: f107 030c add.w r3, r7, #12 800ff46: 4619 mov r1, r3 800ff48: 6878 ldr r0, [r7, #4] 800ff4a: f000 f80b bl 800ff64 800ff4e: 4603 mov r3, r0 800ff50: 2b00 cmp r3, #0 800ff52: d001 beq.n 800ff58 return ip4_addr_get_u32(&val); 800ff54: 68fb ldr r3, [r7, #12] 800ff56: e001 b.n 800ff5c } return (IPADDR_NONE); 800ff58: f04f 33ff mov.w r3, #4294967295 } 800ff5c: 4618 mov r0, r3 800ff5e: 3710 adds r7, #16 800ff60: 46bd mov sp, r7 800ff62: bd80 pop {r7, pc} 0800ff64 : * @param addr pointer to which to save the ip address in network order * @return 1 if cp could be converted to addr, 0 on failure */ int ip4addr_aton(const char *cp, ip4_addr_t *addr) { 800ff64: b580 push {r7, lr} 800ff66: b08a sub sp, #40 ; 0x28 800ff68: af00 add r7, sp, #0 800ff6a: 6078 str r0, [r7, #4] 800ff6c: 6039 str r1, [r7, #0] u32_t val; u8_t base; char c; u32_t parts[4]; u32_t *pp = parts; 800ff6e: f107 030c add.w r3, r7, #12 800ff72: 61fb str r3, [r7, #28] c = *cp; 800ff74: 687b ldr r3, [r7, #4] 800ff76: 781b ldrb r3, [r3, #0] 800ff78: f887 3022 strb.w r3, [r7, #34] ; 0x22 /* * Collect number up to ``.''. * Values are specified as for C: * 0x=hex, 0=octal, 1-9=decimal. */ if (!lwip_isdigit(c)) { 800ff7c: f897 3022 ldrb.w r3, [r7, #34] ; 0x22 800ff80: 3301 adds r3, #1 800ff82: 4a89 ldr r2, [pc, #548] ; (80101a8 ) 800ff84: 4413 add r3, r2 800ff86: 781b ldrb r3, [r3, #0] 800ff88: f003 0304 and.w r3, r3, #4 800ff8c: 2b00 cmp r3, #0 800ff8e: d101 bne.n 800ff94 return 0; 800ff90: 2300 movs r3, #0 800ff92: e105 b.n 80101a0 } val = 0; 800ff94: 2300 movs r3, #0 800ff96: 627b str r3, [r7, #36] ; 0x24 base = 10; 800ff98: 230a movs r3, #10 800ff9a: f887 3023 strb.w r3, [r7, #35] ; 0x23 if (c == '0') { 800ff9e: f897 3022 ldrb.w r3, [r7, #34] ; 0x22 800ffa2: 2b30 cmp r3, #48 ; 0x30 800ffa4: d11c bne.n 800ffe0 c = *++cp; 800ffa6: 687b ldr r3, [r7, #4] 800ffa8: 3301 adds r3, #1 800ffaa: 607b str r3, [r7, #4] 800ffac: 687b ldr r3, [r7, #4] 800ffae: 781b ldrb r3, [r3, #0] 800ffb0: f887 3022 strb.w r3, [r7, #34] ; 0x22 if (c == 'x' || c == 'X') { 800ffb4: f897 3022 ldrb.w r3, [r7, #34] ; 0x22 800ffb8: 2b78 cmp r3, #120 ; 0x78 800ffba: d003 beq.n 800ffc4 800ffbc: f897 3022 ldrb.w r3, [r7, #34] ; 0x22 800ffc0: 2b58 cmp r3, #88 ; 0x58 800ffc2: d10a bne.n 800ffda base = 16; 800ffc4: 2310 movs r3, #16 800ffc6: f887 3023 strb.w r3, [r7, #35] ; 0x23 c = *++cp; 800ffca: 687b ldr r3, [r7, #4] 800ffcc: 3301 adds r3, #1 800ffce: 607b str r3, [r7, #4] 800ffd0: 687b ldr r3, [r7, #4] 800ffd2: 781b ldrb r3, [r3, #0] 800ffd4: f887 3022 strb.w r3, [r7, #34] ; 0x22 800ffd8: e002 b.n 800ffe0 } else { base = 8; 800ffda: 2308 movs r3, #8 800ffdc: f887 3023 strb.w r3, [r7, #35] ; 0x23 } } for (;;) { if (lwip_isdigit(c)) { 800ffe0: f897 3022 ldrb.w r3, [r7, #34] ; 0x22 800ffe4: 3301 adds r3, #1 800ffe6: 4a70 ldr r2, [pc, #448] ; (80101a8 ) 800ffe8: 4413 add r3, r2 800ffea: 781b ldrb r3, [r3, #0] 800ffec: f003 0304 and.w r3, r3, #4 800fff0: 2b00 cmp r3, #0 800fff2: d011 beq.n 8010018 val = (val * base) + (u32_t)(c - '0'); 800fff4: f897 3023 ldrb.w r3, [r7, #35] ; 0x23 800fff8: 6a7a ldr r2, [r7, #36] ; 0x24 800fffa: fb03 f202 mul.w r2, r3, r2 800fffe: f897 3022 ldrb.w r3, [r7, #34] ; 0x22 8010002: 4413 add r3, r2 8010004: 3b30 subs r3, #48 ; 0x30 8010006: 627b str r3, [r7, #36] ; 0x24 c = *++cp; 8010008: 687b ldr r3, [r7, #4] 801000a: 3301 adds r3, #1 801000c: 607b str r3, [r7, #4] 801000e: 687b ldr r3, [r7, #4] 8010010: 781b ldrb r3, [r3, #0] 8010012: f887 3022 strb.w r3, [r7, #34] ; 0x22 8010016: e7e3 b.n 800ffe0 } else if (base == 16 && lwip_isxdigit(c)) { 8010018: f897 3023 ldrb.w r3, [r7, #35] ; 0x23 801001c: 2b10 cmp r3, #16 801001e: d127 bne.n 8010070 8010020: f897 3022 ldrb.w r3, [r7, #34] ; 0x22 8010024: 3301 adds r3, #1 8010026: 4a60 ldr r2, [pc, #384] ; (80101a8 ) 8010028: 4413 add r3, r2 801002a: 781b ldrb r3, [r3, #0] 801002c: f003 0344 and.w r3, r3, #68 ; 0x44 8010030: 2b00 cmp r3, #0 8010032: d01d beq.n 8010070 val = (val << 4) | (u32_t)(c + 10 - (lwip_islower(c) ? 'a' : 'A')); 8010034: 6a7b ldr r3, [r7, #36] ; 0x24 8010036: 011b lsls r3, r3, #4 8010038: f897 2022 ldrb.w r2, [r7, #34] ; 0x22 801003c: f102 010a add.w r1, r2, #10 8010040: f897 2022 ldrb.w r2, [r7, #34] ; 0x22 8010044: 3201 adds r2, #1 8010046: 4858 ldr r0, [pc, #352] ; (80101a8 ) 8010048: 4402 add r2, r0 801004a: 7812 ldrb r2, [r2, #0] 801004c: f002 0203 and.w r2, r2, #3 8010050: 2a02 cmp r2, #2 8010052: d101 bne.n 8010058 8010054: 2261 movs r2, #97 ; 0x61 8010056: e000 b.n 801005a 8010058: 2241 movs r2, #65 ; 0x41 801005a: 1a8a subs r2, r1, r2 801005c: 4313 orrs r3, r2 801005e: 627b str r3, [r7, #36] ; 0x24 c = *++cp; 8010060: 687b ldr r3, [r7, #4] 8010062: 3301 adds r3, #1 8010064: 607b str r3, [r7, #4] 8010066: 687b ldr r3, [r7, #4] 8010068: 781b ldrb r3, [r3, #0] 801006a: f887 3022 strb.w r3, [r7, #34] ; 0x22 if (lwip_isdigit(c)) { 801006e: e7b7 b.n 800ffe0 } else { break; } } if (c == '.') { 8010070: f897 3022 ldrb.w r3, [r7, #34] ; 0x22 8010074: 2b2e cmp r3, #46 ; 0x2e 8010076: d114 bne.n 80100a2 * Internet format: * a.b.c.d * a.b.c (with c treated as 16 bits) * a.b (with b treated as 24 bits) */ if (pp >= parts + 3) { 8010078: f107 030c add.w r3, r7, #12 801007c: 330c adds r3, #12 801007e: 69fa ldr r2, [r7, #28] 8010080: 429a cmp r2, r3 8010082: d301 bcc.n 8010088 return 0; 8010084: 2300 movs r3, #0 8010086: e08b b.n 80101a0 } *pp++ = val; 8010088: 69fb ldr r3, [r7, #28] 801008a: 1d1a adds r2, r3, #4 801008c: 61fa str r2, [r7, #28] 801008e: 6a7a ldr r2, [r7, #36] ; 0x24 8010090: 601a str r2, [r3, #0] c = *++cp; 8010092: 687b ldr r3, [r7, #4] 8010094: 3301 adds r3, #1 8010096: 607b str r3, [r7, #4] 8010098: 687b ldr r3, [r7, #4] 801009a: 781b ldrb r3, [r3, #0] 801009c: f887 3022 strb.w r3, [r7, #34] ; 0x22 if (!lwip_isdigit(c)) { 80100a0: e76c b.n 800ff7c } else { break; 80100a2: bf00 nop } } /* * Check for trailing characters. */ if (c != '\0' && !lwip_isspace(c)) { 80100a4: f897 3022 ldrb.w r3, [r7, #34] ; 0x22 80100a8: 2b00 cmp r3, #0 80100aa: d00b beq.n 80100c4 80100ac: f897 3022 ldrb.w r3, [r7, #34] ; 0x22 80100b0: 3301 adds r3, #1 80100b2: 4a3d ldr r2, [pc, #244] ; (80101a8 ) 80100b4: 4413 add r3, r2 80100b6: 781b ldrb r3, [r3, #0] 80100b8: f003 0308 and.w r3, r3, #8 80100bc: 2b00 cmp r3, #0 80100be: d101 bne.n 80100c4 return 0; 80100c0: 2300 movs r3, #0 80100c2: e06d b.n 80101a0 } /* * Concoct the address according to * the number of parts specified. */ switch (pp - parts + 1) { 80100c4: f107 030c add.w r3, r7, #12 80100c8: 69fa ldr r2, [r7, #28] 80100ca: 1ad3 subs r3, r2, r3 80100cc: 109b asrs r3, r3, #2 80100ce: 3301 adds r3, #1 80100d0: 2b04 cmp r3, #4 80100d2: d853 bhi.n 801017c 80100d4: a201 add r2, pc, #4 ; (adr r2, 80100dc ) 80100d6: f852 f023 ldr.w pc, [r2, r3, lsl #2] 80100da: bf00 nop 80100dc: 080100f1 .word 0x080100f1 80100e0: 0801018b .word 0x0801018b 80100e4: 080100f5 .word 0x080100f5 80100e8: 08010117 .word 0x08010117 80100ec: 08010145 .word 0x08010145 case 0: return 0; /* initial nondigit */ 80100f0: 2300 movs r3, #0 80100f2: e055 b.n 80101a0 case 1: /* a -- 32 bits */ break; case 2: /* a.b -- 8.24 bits */ if (val > 0xffffffUL) { 80100f4: 6a7b ldr r3, [r7, #36] ; 0x24 80100f6: f1b3 7f80 cmp.w r3, #16777216 ; 0x1000000 80100fa: d301 bcc.n 8010100 return 0; 80100fc: 2300 movs r3, #0 80100fe: e04f b.n 80101a0 } if (parts[0] > 0xff) { 8010100: 68fb ldr r3, [r7, #12] 8010102: 2bff cmp r3, #255 ; 0xff 8010104: d901 bls.n 801010a return 0; 8010106: 2300 movs r3, #0 8010108: e04a b.n 80101a0 } val |= parts[0] << 24; 801010a: 68fb ldr r3, [r7, #12] 801010c: 061b lsls r3, r3, #24 801010e: 6a7a ldr r2, [r7, #36] ; 0x24 8010110: 4313 orrs r3, r2 8010112: 627b str r3, [r7, #36] ; 0x24 break; 8010114: e03a b.n 801018c case 3: /* a.b.c -- 8.8.16 bits */ if (val > 0xffff) { 8010116: 6a7b ldr r3, [r7, #36] ; 0x24 8010118: f5b3 3f80 cmp.w r3, #65536 ; 0x10000 801011c: d301 bcc.n 8010122 return 0; 801011e: 2300 movs r3, #0 8010120: e03e b.n 80101a0 } if ((parts[0] > 0xff) || (parts[1] > 0xff)) { 8010122: 68fb ldr r3, [r7, #12] 8010124: 2bff cmp r3, #255 ; 0xff 8010126: d802 bhi.n 801012e 8010128: 693b ldr r3, [r7, #16] 801012a: 2bff cmp r3, #255 ; 0xff 801012c: d901 bls.n 8010132 return 0; 801012e: 2300 movs r3, #0 8010130: e036 b.n 80101a0 } val |= (parts[0] << 24) | (parts[1] << 16); 8010132: 68fb ldr r3, [r7, #12] 8010134: 061a lsls r2, r3, #24 8010136: 693b ldr r3, [r7, #16] 8010138: 041b lsls r3, r3, #16 801013a: 4313 orrs r3, r2 801013c: 6a7a ldr r2, [r7, #36] ; 0x24 801013e: 4313 orrs r3, r2 8010140: 627b str r3, [r7, #36] ; 0x24 break; 8010142: e023 b.n 801018c case 4: /* a.b.c.d -- 8.8.8.8 bits */ if (val > 0xff) { 8010144: 6a7b ldr r3, [r7, #36] ; 0x24 8010146: 2bff cmp r3, #255 ; 0xff 8010148: d901 bls.n 801014e return 0; 801014a: 2300 movs r3, #0 801014c: e028 b.n 80101a0 } if ((parts[0] > 0xff) || (parts[1] > 0xff) || (parts[2] > 0xff)) { 801014e: 68fb ldr r3, [r7, #12] 8010150: 2bff cmp r3, #255 ; 0xff 8010152: d805 bhi.n 8010160 8010154: 693b ldr r3, [r7, #16] 8010156: 2bff cmp r3, #255 ; 0xff 8010158: d802 bhi.n 8010160 801015a: 697b ldr r3, [r7, #20] 801015c: 2bff cmp r3, #255 ; 0xff 801015e: d901 bls.n 8010164 return 0; 8010160: 2300 movs r3, #0 8010162: e01d b.n 80101a0 } val |= (parts[0] << 24) | (parts[1] << 16) | (parts[2] << 8); 8010164: 68fb ldr r3, [r7, #12] 8010166: 061a lsls r2, r3, #24 8010168: 693b ldr r3, [r7, #16] 801016a: 041b lsls r3, r3, #16 801016c: 431a orrs r2, r3 801016e: 697b ldr r3, [r7, #20] 8010170: 021b lsls r3, r3, #8 8010172: 4313 orrs r3, r2 8010174: 6a7a ldr r2, [r7, #36] ; 0x24 8010176: 4313 orrs r3, r2 8010178: 627b str r3, [r7, #36] ; 0x24 break; 801017a: e007 b.n 801018c default: LWIP_ASSERT("unhandled", 0); 801017c: 4b0b ldr r3, [pc, #44] ; (80101ac ) 801017e: 22f9 movs r2, #249 ; 0xf9 8010180: 490b ldr r1, [pc, #44] ; (80101b0 ) 8010182: 480c ldr r0, [pc, #48] ; (80101b4 ) 8010184: f000 ff90 bl 80110a8 break; 8010188: e000 b.n 801018c break; 801018a: bf00 nop } if (addr) { 801018c: 683b ldr r3, [r7, #0] 801018e: 2b00 cmp r3, #0 8010190: d005 beq.n 801019e ip4_addr_set_u32(addr, lwip_htonl(val)); 8010192: 6a78 ldr r0, [r7, #36] ; 0x24 8010194: f7f4 febb bl 8004f0e 8010198: 4602 mov r2, r0 801019a: 683b ldr r3, [r7, #0] 801019c: 601a str r2, [r3, #0] } return 1; 801019e: 2301 movs r3, #1 } 80101a0: 4618 mov r0, r3 80101a2: 3728 adds r7, #40 ; 0x28 80101a4: 46bd mov sp, r7 80101a6: bd80 pop {r7, pc} 80101a8: 08018ae2 .word 0x08018ae2 80101ac: 080186a4 .word 0x080186a4 80101b0: 080186e0 .word 0x080186e0 80101b4: 080186ec .word 0x080186ec 080101b8 : * * Should be called every 1000 msec (defined by IP_TMR_INTERVAL). */ void ip_reass_tmr(void) { 80101b8: b580 push {r7, lr} 80101ba: b084 sub sp, #16 80101bc: af00 add r7, sp, #0 struct ip_reassdata *r, *prev = NULL; 80101be: 2300 movs r3, #0 80101c0: 60bb str r3, [r7, #8] r = reassdatagrams; 80101c2: 4b12 ldr r3, [pc, #72] ; (801020c ) 80101c4: 681b ldr r3, [r3, #0] 80101c6: 60fb str r3, [r7, #12] while (r != NULL) { 80101c8: e018 b.n 80101fc /* Decrement the timer. Once it reaches 0, * clean up the incomplete fragment assembly */ if (r->timer > 0) { 80101ca: 68fb ldr r3, [r7, #12] 80101cc: 7fdb ldrb r3, [r3, #31] 80101ce: 2b00 cmp r3, #0 80101d0: d00b beq.n 80101ea r->timer--; 80101d2: 68fb ldr r3, [r7, #12] 80101d4: 7fdb ldrb r3, [r3, #31] 80101d6: 3b01 subs r3, #1 80101d8: b2da uxtb r2, r3 80101da: 68fb ldr r3, [r7, #12] 80101dc: 77da strb r2, [r3, #31] LWIP_DEBUGF(IP_REASS_DEBUG, ("ip_reass_tmr: timer dec %"U16_F"\n", (u16_t)r->timer)); prev = r; 80101de: 68fb ldr r3, [r7, #12] 80101e0: 60bb str r3, [r7, #8] r = r->next; 80101e2: 68fb ldr r3, [r7, #12] 80101e4: 681b ldr r3, [r3, #0] 80101e6: 60fb str r3, [r7, #12] 80101e8: e008 b.n 80101fc } else { /* reassembly timed out */ struct ip_reassdata *tmp; LWIP_DEBUGF(IP_REASS_DEBUG, ("ip_reass_tmr: timer timed out\n")); tmp = r; 80101ea: 68fb ldr r3, [r7, #12] 80101ec: 607b str r3, [r7, #4] /* get the next pointer before freeing */ r = r->next; 80101ee: 68fb ldr r3, [r7, #12] 80101f0: 681b ldr r3, [r3, #0] 80101f2: 60fb str r3, [r7, #12] /* free the helper struct and all enqueued pbufs */ ip_reass_free_complete_datagram(tmp, prev); 80101f4: 68b9 ldr r1, [r7, #8] 80101f6: 6878 ldr r0, [r7, #4] 80101f8: f000 f80a bl 8010210 while (r != NULL) { 80101fc: 68fb ldr r3, [r7, #12] 80101fe: 2b00 cmp r3, #0 8010200: d1e3 bne.n 80101ca } } } 8010202: bf00 nop 8010204: bf00 nop 8010206: 3710 adds r7, #16 8010208: 46bd mov sp, r7 801020a: bd80 pop {r7, pc} 801020c: 20009b5c .word 0x20009b5c 08010210 : * @param prev the previous datagram in the linked list * @return the number of pbufs freed */ static int ip_reass_free_complete_datagram(struct ip_reassdata *ipr, struct ip_reassdata *prev) { 8010210: b580 push {r7, lr} 8010212: b088 sub sp, #32 8010214: af00 add r7, sp, #0 8010216: 6078 str r0, [r7, #4] 8010218: 6039 str r1, [r7, #0] u16_t pbufs_freed = 0; 801021a: 2300 movs r3, #0 801021c: 83fb strh r3, [r7, #30] u16_t clen; struct pbuf *p; struct ip_reass_helper *iprh; LWIP_ASSERT("prev != ipr", prev != ipr); 801021e: 683a ldr r2, [r7, #0] 8010220: 687b ldr r3, [r7, #4] 8010222: 429a cmp r2, r3 8010224: d105 bne.n 8010232 8010226: 4b45 ldr r3, [pc, #276] ; (801033c ) 8010228: 22ab movs r2, #171 ; 0xab 801022a: 4945 ldr r1, [pc, #276] ; (8010340 ) 801022c: 4845 ldr r0, [pc, #276] ; (8010344 ) 801022e: f000 ff3b bl 80110a8 if (prev != NULL) { 8010232: 683b ldr r3, [r7, #0] 8010234: 2b00 cmp r3, #0 8010236: d00a beq.n 801024e LWIP_ASSERT("prev->next == ipr", prev->next == ipr); 8010238: 683b ldr r3, [r7, #0] 801023a: 681b ldr r3, [r3, #0] 801023c: 687a ldr r2, [r7, #4] 801023e: 429a cmp r2, r3 8010240: d005 beq.n 801024e 8010242: 4b3e ldr r3, [pc, #248] ; (801033c ) 8010244: 22ad movs r2, #173 ; 0xad 8010246: 4940 ldr r1, [pc, #256] ; (8010348 ) 8010248: 483e ldr r0, [pc, #248] ; (8010344 ) 801024a: f000 ff2d bl 80110a8 } MIB2_STATS_INC(mib2.ipreasmfails); #if LWIP_ICMP iprh = (struct ip_reass_helper *)ipr->p->payload; 801024e: 687b ldr r3, [r7, #4] 8010250: 685b ldr r3, [r3, #4] 8010252: 685b ldr r3, [r3, #4] 8010254: 617b str r3, [r7, #20] if (iprh->start == 0) { 8010256: 697b ldr r3, [r7, #20] 8010258: 889b ldrh r3, [r3, #4] 801025a: b29b uxth r3, r3 801025c: 2b00 cmp r3, #0 801025e: d12a bne.n 80102b6 /* The first fragment was received, send ICMP time exceeded. */ /* First, de-queue the first pbuf from r->p. */ p = ipr->p; 8010260: 687b ldr r3, [r7, #4] 8010262: 685b ldr r3, [r3, #4] 8010264: 61bb str r3, [r7, #24] ipr->p = iprh->next_pbuf; 8010266: 697b ldr r3, [r7, #20] 8010268: 681a ldr r2, [r3, #0] 801026a: 687b ldr r3, [r7, #4] 801026c: 605a str r2, [r3, #4] /* Then, copy the original header into it. */ SMEMCPY(p->payload, &ipr->iphdr, IP_HLEN); 801026e: 69bb ldr r3, [r7, #24] 8010270: 6858 ldr r0, [r3, #4] 8010272: 687b ldr r3, [r7, #4] 8010274: 3308 adds r3, #8 8010276: 2214 movs r2, #20 8010278: 4619 mov r1, r3 801027a: f000 fee5 bl 8011048 icmp_time_exceeded(p, ICMP_TE_FRAG); 801027e: 2101 movs r1, #1 8010280: 69b8 ldr r0, [r7, #24] 8010282: f7ff faeb bl 800f85c clen = pbuf_clen(p); 8010286: 69b8 ldr r0, [r7, #24] 8010288: f7f6 fa1e bl 80066c8 801028c: 4603 mov r3, r0 801028e: 827b strh r3, [r7, #18] LWIP_ASSERT("pbufs_freed + clen <= 0xffff", pbufs_freed + clen <= 0xffff); 8010290: 8bfa ldrh r2, [r7, #30] 8010292: 8a7b ldrh r3, [r7, #18] 8010294: 4413 add r3, r2 8010296: f5b3 3f80 cmp.w r3, #65536 ; 0x10000 801029a: db05 blt.n 80102a8 801029c: 4b27 ldr r3, [pc, #156] ; (801033c ) 801029e: 22bc movs r2, #188 ; 0xbc 80102a0: 492a ldr r1, [pc, #168] ; (801034c ) 80102a2: 4828 ldr r0, [pc, #160] ; (8010344 ) 80102a4: f000 ff00 bl 80110a8 pbufs_freed = (u16_t)(pbufs_freed + clen); 80102a8: 8bfa ldrh r2, [r7, #30] 80102aa: 8a7b ldrh r3, [r7, #18] 80102ac: 4413 add r3, r2 80102ae: 83fb strh r3, [r7, #30] pbuf_free(p); 80102b0: 69b8 ldr r0, [r7, #24] 80102b2: f7f6 f981 bl 80065b8 } #endif /* LWIP_ICMP */ /* First, free all received pbufs. The individual pbufs need to be released separately as they have not yet been chained */ p = ipr->p; 80102b6: 687b ldr r3, [r7, #4] 80102b8: 685b ldr r3, [r3, #4] 80102ba: 61bb str r3, [r7, #24] while (p != NULL) { 80102bc: e01f b.n 80102fe struct pbuf *pcur; iprh = (struct ip_reass_helper *)p->payload; 80102be: 69bb ldr r3, [r7, #24] 80102c0: 685b ldr r3, [r3, #4] 80102c2: 617b str r3, [r7, #20] pcur = p; 80102c4: 69bb ldr r3, [r7, #24] 80102c6: 60fb str r3, [r7, #12] /* get the next pointer before freeing */ p = iprh->next_pbuf; 80102c8: 697b ldr r3, [r7, #20] 80102ca: 681b ldr r3, [r3, #0] 80102cc: 61bb str r3, [r7, #24] clen = pbuf_clen(pcur); 80102ce: 68f8 ldr r0, [r7, #12] 80102d0: f7f6 f9fa bl 80066c8 80102d4: 4603 mov r3, r0 80102d6: 827b strh r3, [r7, #18] LWIP_ASSERT("pbufs_freed + clen <= 0xffff", pbufs_freed + clen <= 0xffff); 80102d8: 8bfa ldrh r2, [r7, #30] 80102da: 8a7b ldrh r3, [r7, #18] 80102dc: 4413 add r3, r2 80102de: f5b3 3f80 cmp.w r3, #65536 ; 0x10000 80102e2: db05 blt.n 80102f0 80102e4: 4b15 ldr r3, [pc, #84] ; (801033c ) 80102e6: 22cc movs r2, #204 ; 0xcc 80102e8: 4918 ldr r1, [pc, #96] ; (801034c ) 80102ea: 4816 ldr r0, [pc, #88] ; (8010344 ) 80102ec: f000 fedc bl 80110a8 pbufs_freed = (u16_t)(pbufs_freed + clen); 80102f0: 8bfa ldrh r2, [r7, #30] 80102f2: 8a7b ldrh r3, [r7, #18] 80102f4: 4413 add r3, r2 80102f6: 83fb strh r3, [r7, #30] pbuf_free(pcur); 80102f8: 68f8 ldr r0, [r7, #12] 80102fa: f7f6 f95d bl 80065b8 while (p != NULL) { 80102fe: 69bb ldr r3, [r7, #24] 8010300: 2b00 cmp r3, #0 8010302: d1dc bne.n 80102be } /* Then, unchain the struct ip_reassdata from the list and free it. */ ip_reass_dequeue_datagram(ipr, prev); 8010304: 6839 ldr r1, [r7, #0] 8010306: 6878 ldr r0, [r7, #4] 8010308: f000 f8c2 bl 8010490 LWIP_ASSERT("ip_reass_pbufcount >= pbufs_freed", ip_reass_pbufcount >= pbufs_freed); 801030c: 4b10 ldr r3, [pc, #64] ; (8010350 ) 801030e: 881b ldrh r3, [r3, #0] 8010310: 8bfa ldrh r2, [r7, #30] 8010312: 429a cmp r2, r3 8010314: d905 bls.n 8010322 8010316: 4b09 ldr r3, [pc, #36] ; (801033c ) 8010318: 22d2 movs r2, #210 ; 0xd2 801031a: 490e ldr r1, [pc, #56] ; (8010354 ) 801031c: 4809 ldr r0, [pc, #36] ; (8010344 ) 801031e: f000 fec3 bl 80110a8 ip_reass_pbufcount = (u16_t)(ip_reass_pbufcount - pbufs_freed); 8010322: 4b0b ldr r3, [pc, #44] ; (8010350 ) 8010324: 881a ldrh r2, [r3, #0] 8010326: 8bfb ldrh r3, [r7, #30] 8010328: 1ad3 subs r3, r2, r3 801032a: b29a uxth r2, r3 801032c: 4b08 ldr r3, [pc, #32] ; (8010350 ) 801032e: 801a strh r2, [r3, #0] return pbufs_freed; 8010330: 8bfb ldrh r3, [r7, #30] } 8010332: 4618 mov r0, r3 8010334: 3720 adds r7, #32 8010336: 46bd mov sp, r7 8010338: bd80 pop {r7, pc} 801033a: bf00 nop 801033c: 08018714 .word 0x08018714 8010340: 08018750 .word 0x08018750 8010344: 0801875c .word 0x0801875c 8010348: 08018784 .word 0x08018784 801034c: 08018798 .word 0x08018798 8010350: 20009b60 .word 0x20009b60 8010354: 080187b8 .word 0x080187b8 08010358 : * (used for freeing other datagrams if not enough space) * @return the number of pbufs freed */ static int ip_reass_remove_oldest_datagram(struct ip_hdr *fraghdr, int pbufs_needed) { 8010358: b580 push {r7, lr} 801035a: b08a sub sp, #40 ; 0x28 801035c: af00 add r7, sp, #0 801035e: 6078 str r0, [r7, #4] 8010360: 6039 str r1, [r7, #0] /* @todo Can't we simply remove the last datagram in the * linked list behind reassdatagrams? */ struct ip_reassdata *r, *oldest, *prev, *oldest_prev; int pbufs_freed = 0, pbufs_freed_current; 8010362: 2300 movs r3, #0 8010364: 617b str r3, [r7, #20] int other_datagrams; /* Free datagrams until being allowed to enqueue 'pbufs_needed' pbufs, * but don't free the datagram that 'fraghdr' belongs to! */ do { oldest = NULL; 8010366: 2300 movs r3, #0 8010368: 623b str r3, [r7, #32] prev = NULL; 801036a: 2300 movs r3, #0 801036c: 61fb str r3, [r7, #28] oldest_prev = NULL; 801036e: 2300 movs r3, #0 8010370: 61bb str r3, [r7, #24] other_datagrams = 0; 8010372: 2300 movs r3, #0 8010374: 613b str r3, [r7, #16] r = reassdatagrams; 8010376: 4b28 ldr r3, [pc, #160] ; (8010418 ) 8010378: 681b ldr r3, [r3, #0] 801037a: 627b str r3, [r7, #36] ; 0x24 while (r != NULL) { 801037c: e030 b.n 80103e0 if (!IP_ADDRESSES_AND_ID_MATCH(&r->iphdr, fraghdr)) { 801037e: 6a7b ldr r3, [r7, #36] ; 0x24 8010380: 695a ldr r2, [r3, #20] 8010382: 687b ldr r3, [r7, #4] 8010384: 68db ldr r3, [r3, #12] 8010386: 429a cmp r2, r3 8010388: d10c bne.n 80103a4 801038a: 6a7b ldr r3, [r7, #36] ; 0x24 801038c: 699a ldr r2, [r3, #24] 801038e: 687b ldr r3, [r7, #4] 8010390: 691b ldr r3, [r3, #16] 8010392: 429a cmp r2, r3 8010394: d106 bne.n 80103a4 8010396: 6a7b ldr r3, [r7, #36] ; 0x24 8010398: 899a ldrh r2, [r3, #12] 801039a: 687b ldr r3, [r7, #4] 801039c: 889b ldrh r3, [r3, #4] 801039e: b29b uxth r3, r3 80103a0: 429a cmp r2, r3 80103a2: d014 beq.n 80103ce /* Not the same datagram as fraghdr */ other_datagrams++; 80103a4: 693b ldr r3, [r7, #16] 80103a6: 3301 adds r3, #1 80103a8: 613b str r3, [r7, #16] if (oldest == NULL) { 80103aa: 6a3b ldr r3, [r7, #32] 80103ac: 2b00 cmp r3, #0 80103ae: d104 bne.n 80103ba oldest = r; 80103b0: 6a7b ldr r3, [r7, #36] ; 0x24 80103b2: 623b str r3, [r7, #32] oldest_prev = prev; 80103b4: 69fb ldr r3, [r7, #28] 80103b6: 61bb str r3, [r7, #24] 80103b8: e009 b.n 80103ce } else if (r->timer <= oldest->timer) { 80103ba: 6a7b ldr r3, [r7, #36] ; 0x24 80103bc: 7fda ldrb r2, [r3, #31] 80103be: 6a3b ldr r3, [r7, #32] 80103c0: 7fdb ldrb r3, [r3, #31] 80103c2: 429a cmp r2, r3 80103c4: d803 bhi.n 80103ce /* older than the previous oldest */ oldest = r; 80103c6: 6a7b ldr r3, [r7, #36] ; 0x24 80103c8: 623b str r3, [r7, #32] oldest_prev = prev; 80103ca: 69fb ldr r3, [r7, #28] 80103cc: 61bb str r3, [r7, #24] } } if (r->next != NULL) { 80103ce: 6a7b ldr r3, [r7, #36] ; 0x24 80103d0: 681b ldr r3, [r3, #0] 80103d2: 2b00 cmp r3, #0 80103d4: d001 beq.n 80103da prev = r; 80103d6: 6a7b ldr r3, [r7, #36] ; 0x24 80103d8: 61fb str r3, [r7, #28] } r = r->next; 80103da: 6a7b ldr r3, [r7, #36] ; 0x24 80103dc: 681b ldr r3, [r3, #0] 80103de: 627b str r3, [r7, #36] ; 0x24 while (r != NULL) { 80103e0: 6a7b ldr r3, [r7, #36] ; 0x24 80103e2: 2b00 cmp r3, #0 80103e4: d1cb bne.n 801037e } if (oldest != NULL) { 80103e6: 6a3b ldr r3, [r7, #32] 80103e8: 2b00 cmp r3, #0 80103ea: d008 beq.n 80103fe pbufs_freed_current = ip_reass_free_complete_datagram(oldest, oldest_prev); 80103ec: 69b9 ldr r1, [r7, #24] 80103ee: 6a38 ldr r0, [r7, #32] 80103f0: f7ff ff0e bl 8010210 80103f4: 60f8 str r0, [r7, #12] pbufs_freed += pbufs_freed_current; 80103f6: 697a ldr r2, [r7, #20] 80103f8: 68fb ldr r3, [r7, #12] 80103fa: 4413 add r3, r2 80103fc: 617b str r3, [r7, #20] } } while ((pbufs_freed < pbufs_needed) && (other_datagrams > 1)); 80103fe: 697a ldr r2, [r7, #20] 8010400: 683b ldr r3, [r7, #0] 8010402: 429a cmp r2, r3 8010404: da02 bge.n 801040c 8010406: 693b ldr r3, [r7, #16] 8010408: 2b01 cmp r3, #1 801040a: dcac bgt.n 8010366 return pbufs_freed; 801040c: 697b ldr r3, [r7, #20] } 801040e: 4618 mov r0, r3 8010410: 3728 adds r7, #40 ; 0x28 8010412: 46bd mov sp, r7 8010414: bd80 pop {r7, pc} 8010416: bf00 nop 8010418: 20009b5c .word 0x20009b5c 0801041c : * @param clen number of pbufs needed to enqueue (used for freeing other datagrams if not enough space) * @return A pointer to the queue location into which the fragment was enqueued */ static struct ip_reassdata * ip_reass_enqueue_new_datagram(struct ip_hdr *fraghdr, int clen) { 801041c: b580 push {r7, lr} 801041e: b084 sub sp, #16 8010420: af00 add r7, sp, #0 8010422: 6078 str r0, [r7, #4] 8010424: 6039 str r1, [r7, #0] #if ! IP_REASS_FREE_OLDEST LWIP_UNUSED_ARG(clen); #endif /* No matching previous fragment found, allocate a new reassdata struct */ ipr = (struct ip_reassdata *)memp_malloc(MEMP_REASSDATA); 8010426: 2004 movs r0, #4 8010428: f7f5 f9d4 bl 80057d4 801042c: 60f8 str r0, [r7, #12] if (ipr == NULL) { 801042e: 68fb ldr r3, [r7, #12] 8010430: 2b00 cmp r3, #0 8010432: d110 bne.n 8010456 #if IP_REASS_FREE_OLDEST if (ip_reass_remove_oldest_datagram(fraghdr, clen) >= clen) { 8010434: 6839 ldr r1, [r7, #0] 8010436: 6878 ldr r0, [r7, #4] 8010438: f7ff ff8e bl 8010358 801043c: 4602 mov r2, r0 801043e: 683b ldr r3, [r7, #0] 8010440: 4293 cmp r3, r2 8010442: dc03 bgt.n 801044c ipr = (struct ip_reassdata *)memp_malloc(MEMP_REASSDATA); 8010444: 2004 movs r0, #4 8010446: f7f5 f9c5 bl 80057d4 801044a: 60f8 str r0, [r7, #12] } if (ipr == NULL) 801044c: 68fb ldr r3, [r7, #12] 801044e: 2b00 cmp r3, #0 8010450: d101 bne.n 8010456 #endif /* IP_REASS_FREE_OLDEST */ { IPFRAG_STATS_INC(ip_frag.memerr); LWIP_DEBUGF(IP_REASS_DEBUG, ("Failed to alloc reassdata struct\n")); return NULL; 8010452: 2300 movs r3, #0 8010454: e016 b.n 8010484 } } memset(ipr, 0, sizeof(struct ip_reassdata)); 8010456: 2220 movs r2, #32 8010458: 2100 movs r1, #0 801045a: 68f8 ldr r0, [r7, #12] 801045c: f000 fe1c bl 8011098 ipr->timer = IP_REASS_MAXAGE; 8010460: 68fb ldr r3, [r7, #12] 8010462: 220f movs r2, #15 8010464: 77da strb r2, [r3, #31] /* enqueue the new structure to the front of the list */ ipr->next = reassdatagrams; 8010466: 4b09 ldr r3, [pc, #36] ; (801048c ) 8010468: 681a ldr r2, [r3, #0] 801046a: 68fb ldr r3, [r7, #12] 801046c: 601a str r2, [r3, #0] reassdatagrams = ipr; 801046e: 4a07 ldr r2, [pc, #28] ; (801048c ) 8010470: 68fb ldr r3, [r7, #12] 8010472: 6013 str r3, [r2, #0] /* copy the ip header for later tests and input */ /* @todo: no ip options supported? */ SMEMCPY(&(ipr->iphdr), fraghdr, IP_HLEN); 8010474: 68fb ldr r3, [r7, #12] 8010476: 3308 adds r3, #8 8010478: 2214 movs r2, #20 801047a: 6879 ldr r1, [r7, #4] 801047c: 4618 mov r0, r3 801047e: f000 fde3 bl 8011048 return ipr; 8010482: 68fb ldr r3, [r7, #12] } 8010484: 4618 mov r0, r3 8010486: 3710 adds r7, #16 8010488: 46bd mov sp, r7 801048a: bd80 pop {r7, pc} 801048c: 20009b5c .word 0x20009b5c 08010490 : * Dequeues a datagram from the datagram queue. Doesn't deallocate the pbufs. * @param ipr points to the queue entry to dequeue */ static void ip_reass_dequeue_datagram(struct ip_reassdata *ipr, struct ip_reassdata *prev) { 8010490: b580 push {r7, lr} 8010492: b082 sub sp, #8 8010494: af00 add r7, sp, #0 8010496: 6078 str r0, [r7, #4] 8010498: 6039 str r1, [r7, #0] /* dequeue the reass struct */ if (reassdatagrams == ipr) { 801049a: 4b10 ldr r3, [pc, #64] ; (80104dc ) 801049c: 681b ldr r3, [r3, #0] 801049e: 687a ldr r2, [r7, #4] 80104a0: 429a cmp r2, r3 80104a2: d104 bne.n 80104ae /* it was the first in the list */ reassdatagrams = ipr->next; 80104a4: 687b ldr r3, [r7, #4] 80104a6: 681b ldr r3, [r3, #0] 80104a8: 4a0c ldr r2, [pc, #48] ; (80104dc ) 80104aa: 6013 str r3, [r2, #0] 80104ac: e00d b.n 80104ca } else { /* it wasn't the first, so it must have a valid 'prev' */ LWIP_ASSERT("sanity check linked list", prev != NULL); 80104ae: 683b ldr r3, [r7, #0] 80104b0: 2b00 cmp r3, #0 80104b2: d106 bne.n 80104c2 80104b4: 4b0a ldr r3, [pc, #40] ; (80104e0 ) 80104b6: f240 1245 movw r2, #325 ; 0x145 80104ba: 490a ldr r1, [pc, #40] ; (80104e4 ) 80104bc: 480a ldr r0, [pc, #40] ; (80104e8 ) 80104be: f000 fdf3 bl 80110a8 prev->next = ipr->next; 80104c2: 687b ldr r3, [r7, #4] 80104c4: 681a ldr r2, [r3, #0] 80104c6: 683b ldr r3, [r7, #0] 80104c8: 601a str r2, [r3, #0] } /* now we can free the ip_reassdata struct */ memp_free(MEMP_REASSDATA, ipr); 80104ca: 6879 ldr r1, [r7, #4] 80104cc: 2004 movs r0, #4 80104ce: f7f5 f9f1 bl 80058b4 } 80104d2: bf00 nop 80104d4: 3708 adds r7, #8 80104d6: 46bd mov sp, r7 80104d8: bd80 pop {r7, pc} 80104da: bf00 nop 80104dc: 20009b5c .word 0x20009b5c 80104e0: 08018714 .word 0x08018714 80104e4: 080187dc .word 0x080187dc 80104e8: 0801875c .word 0x0801875c 080104ec : * @param is_last is 1 if this pbuf has MF==0 (ipr->flags not updated yet) * @return see IP_REASS_VALIDATE_* defines */ static int ip_reass_chain_frag_into_datagram_and_validate(struct ip_reassdata *ipr, struct pbuf *new_p, int is_last) { 80104ec: b580 push {r7, lr} 80104ee: b08c sub sp, #48 ; 0x30 80104f0: af00 add r7, sp, #0 80104f2: 60f8 str r0, [r7, #12] 80104f4: 60b9 str r1, [r7, #8] 80104f6: 607a str r2, [r7, #4] struct ip_reass_helper *iprh, *iprh_tmp, *iprh_prev = NULL; 80104f8: 2300 movs r3, #0 80104fa: 62bb str r3, [r7, #40] ; 0x28 struct pbuf *q; u16_t offset, len; u8_t hlen; struct ip_hdr *fraghdr; int valid = 1; 80104fc: 2301 movs r3, #1 80104fe: 623b str r3, [r7, #32] /* Extract length and fragment offset from current fragment */ fraghdr = (struct ip_hdr *)new_p->payload; 8010500: 68bb ldr r3, [r7, #8] 8010502: 685b ldr r3, [r3, #4] 8010504: 61fb str r3, [r7, #28] len = lwip_ntohs(IPH_LEN(fraghdr)); 8010506: 69fb ldr r3, [r7, #28] 8010508: 885b ldrh r3, [r3, #2] 801050a: b29b uxth r3, r3 801050c: 4618 mov r0, r3 801050e: f7f4 fce9 bl 8004ee4 8010512: 4603 mov r3, r0 8010514: 837b strh r3, [r7, #26] hlen = IPH_HL_BYTES(fraghdr); 8010516: 69fb ldr r3, [r7, #28] 8010518: 781b ldrb r3, [r3, #0] 801051a: f003 030f and.w r3, r3, #15 801051e: b2db uxtb r3, r3 8010520: 009b lsls r3, r3, #2 8010522: 767b strb r3, [r7, #25] if (hlen > len) { 8010524: 7e7b ldrb r3, [r7, #25] 8010526: b29b uxth r3, r3 8010528: 8b7a ldrh r2, [r7, #26] 801052a: 429a cmp r2, r3 801052c: d202 bcs.n 8010534 /* invalid datagram */ return IP_REASS_VALIDATE_PBUF_DROPPED; 801052e: f04f 33ff mov.w r3, #4294967295 8010532: e135 b.n 80107a0 } len = (u16_t)(len - hlen); 8010534: 7e7b ldrb r3, [r7, #25] 8010536: b29b uxth r3, r3 8010538: 8b7a ldrh r2, [r7, #26] 801053a: 1ad3 subs r3, r2, r3 801053c: 837b strh r3, [r7, #26] offset = IPH_OFFSET_BYTES(fraghdr); 801053e: 69fb ldr r3, [r7, #28] 8010540: 88db ldrh r3, [r3, #6] 8010542: b29b uxth r3, r3 8010544: 4618 mov r0, r3 8010546: f7f4 fccd bl 8004ee4 801054a: 4603 mov r3, r0 801054c: f3c3 030c ubfx r3, r3, #0, #13 8010550: b29b uxth r3, r3 8010552: 00db lsls r3, r3, #3 8010554: 82fb strh r3, [r7, #22] /* overwrite the fragment's ip header from the pbuf with our helper struct, * and setup the embedded helper structure. */ /* make sure the struct ip_reass_helper fits into the IP header */ LWIP_ASSERT("sizeof(struct ip_reass_helper) <= IP_HLEN", sizeof(struct ip_reass_helper) <= IP_HLEN); iprh = (struct ip_reass_helper *)new_p->payload; 8010556: 68bb ldr r3, [r7, #8] 8010558: 685b ldr r3, [r3, #4] 801055a: 62fb str r3, [r7, #44] ; 0x2c iprh->next_pbuf = NULL; 801055c: 6afb ldr r3, [r7, #44] ; 0x2c 801055e: 2200 movs r2, #0 8010560: 701a strb r2, [r3, #0] 8010562: 2200 movs r2, #0 8010564: 705a strb r2, [r3, #1] 8010566: 2200 movs r2, #0 8010568: 709a strb r2, [r3, #2] 801056a: 2200 movs r2, #0 801056c: 70da strb r2, [r3, #3] iprh->start = offset; 801056e: 6afb ldr r3, [r7, #44] ; 0x2c 8010570: 8afa ldrh r2, [r7, #22] 8010572: 809a strh r2, [r3, #4] iprh->end = (u16_t)(offset + len); 8010574: 8afa ldrh r2, [r7, #22] 8010576: 8b7b ldrh r3, [r7, #26] 8010578: 4413 add r3, r2 801057a: b29a uxth r2, r3 801057c: 6afb ldr r3, [r7, #44] ; 0x2c 801057e: 80da strh r2, [r3, #6] if (iprh->end < offset) { 8010580: 6afb ldr r3, [r7, #44] ; 0x2c 8010582: 88db ldrh r3, [r3, #6] 8010584: b29b uxth r3, r3 8010586: 8afa ldrh r2, [r7, #22] 8010588: 429a cmp r2, r3 801058a: d902 bls.n 8010592 /* u16_t overflow, cannot handle this */ return IP_REASS_VALIDATE_PBUF_DROPPED; 801058c: f04f 33ff mov.w r3, #4294967295 8010590: e106 b.n 80107a0 } /* Iterate through until we either get to the end of the list (append), * or we find one with a larger offset (insert). */ for (q = ipr->p; q != NULL;) { 8010592: 68fb ldr r3, [r7, #12] 8010594: 685b ldr r3, [r3, #4] 8010596: 627b str r3, [r7, #36] ; 0x24 8010598: e068 b.n 801066c iprh_tmp = (struct ip_reass_helper *)q->payload; 801059a: 6a7b ldr r3, [r7, #36] ; 0x24 801059c: 685b ldr r3, [r3, #4] 801059e: 613b str r3, [r7, #16] if (iprh->start < iprh_tmp->start) { 80105a0: 6afb ldr r3, [r7, #44] ; 0x2c 80105a2: 889b ldrh r3, [r3, #4] 80105a4: b29a uxth r2, r3 80105a6: 693b ldr r3, [r7, #16] 80105a8: 889b ldrh r3, [r3, #4] 80105aa: b29b uxth r3, r3 80105ac: 429a cmp r2, r3 80105ae: d235 bcs.n 801061c /* the new pbuf should be inserted before this */ iprh->next_pbuf = q; 80105b0: 6afb ldr r3, [r7, #44] ; 0x2c 80105b2: 6a7a ldr r2, [r7, #36] ; 0x24 80105b4: 601a str r2, [r3, #0] if (iprh_prev != NULL) { 80105b6: 6abb ldr r3, [r7, #40] ; 0x28 80105b8: 2b00 cmp r3, #0 80105ba: d020 beq.n 80105fe /* not the fragment with the lowest offset */ #if IP_REASS_CHECK_OVERLAP if ((iprh->start < iprh_prev->end) || (iprh->end > iprh_tmp->start)) { 80105bc: 6afb ldr r3, [r7, #44] ; 0x2c 80105be: 889b ldrh r3, [r3, #4] 80105c0: b29a uxth r2, r3 80105c2: 6abb ldr r3, [r7, #40] ; 0x28 80105c4: 88db ldrh r3, [r3, #6] 80105c6: b29b uxth r3, r3 80105c8: 429a cmp r2, r3 80105ca: d307 bcc.n 80105dc 80105cc: 6afb ldr r3, [r7, #44] ; 0x2c 80105ce: 88db ldrh r3, [r3, #6] 80105d0: b29a uxth r2, r3 80105d2: 693b ldr r3, [r7, #16] 80105d4: 889b ldrh r3, [r3, #4] 80105d6: b29b uxth r3, r3 80105d8: 429a cmp r2, r3 80105da: d902 bls.n 80105e2 /* fragment overlaps with previous or following, throw away */ return IP_REASS_VALIDATE_PBUF_DROPPED; 80105dc: f04f 33ff mov.w r3, #4294967295 80105e0: e0de b.n 80107a0 } #endif /* IP_REASS_CHECK_OVERLAP */ iprh_prev->next_pbuf = new_p; 80105e2: 6abb ldr r3, [r7, #40] ; 0x28 80105e4: 68ba ldr r2, [r7, #8] 80105e6: 601a str r2, [r3, #0] if (iprh_prev->end != iprh->start) { 80105e8: 6abb ldr r3, [r7, #40] ; 0x28 80105ea: 88db ldrh r3, [r3, #6] 80105ec: b29a uxth r2, r3 80105ee: 6afb ldr r3, [r7, #44] ; 0x2c 80105f0: 889b ldrh r3, [r3, #4] 80105f2: b29b uxth r3, r3 80105f4: 429a cmp r2, r3 80105f6: d03d beq.n 8010674 /* There is a fragment missing between the current * and the previous fragment */ valid = 0; 80105f8: 2300 movs r3, #0 80105fa: 623b str r3, [r7, #32] } #endif /* IP_REASS_CHECK_OVERLAP */ /* fragment with the lowest offset */ ipr->p = new_p; } break; 80105fc: e03a b.n 8010674 if (iprh->end > iprh_tmp->start) { 80105fe: 6afb ldr r3, [r7, #44] ; 0x2c 8010600: 88db ldrh r3, [r3, #6] 8010602: b29a uxth r2, r3 8010604: 693b ldr r3, [r7, #16] 8010606: 889b ldrh r3, [r3, #4] 8010608: b29b uxth r3, r3 801060a: 429a cmp r2, r3 801060c: d902 bls.n 8010614 return IP_REASS_VALIDATE_PBUF_DROPPED; 801060e: f04f 33ff mov.w r3, #4294967295 8010612: e0c5 b.n 80107a0 ipr->p = new_p; 8010614: 68fb ldr r3, [r7, #12] 8010616: 68ba ldr r2, [r7, #8] 8010618: 605a str r2, [r3, #4] break; 801061a: e02b b.n 8010674 } else if (iprh->start == iprh_tmp->start) { 801061c: 6afb ldr r3, [r7, #44] ; 0x2c 801061e: 889b ldrh r3, [r3, #4] 8010620: b29a uxth r2, r3 8010622: 693b ldr r3, [r7, #16] 8010624: 889b ldrh r3, [r3, #4] 8010626: b29b uxth r3, r3 8010628: 429a cmp r2, r3 801062a: d102 bne.n 8010632 /* received the same datagram twice: no need to keep the datagram */ return IP_REASS_VALIDATE_PBUF_DROPPED; 801062c: f04f 33ff mov.w r3, #4294967295 8010630: e0b6 b.n 80107a0 #if IP_REASS_CHECK_OVERLAP } else if (iprh->start < iprh_tmp->end) { 8010632: 6afb ldr r3, [r7, #44] ; 0x2c 8010634: 889b ldrh r3, [r3, #4] 8010636: b29a uxth r2, r3 8010638: 693b ldr r3, [r7, #16] 801063a: 88db ldrh r3, [r3, #6] 801063c: b29b uxth r3, r3 801063e: 429a cmp r2, r3 8010640: d202 bcs.n 8010648 /* overlap: no need to keep the new datagram */ return IP_REASS_VALIDATE_PBUF_DROPPED; 8010642: f04f 33ff mov.w r3, #4294967295 8010646: e0ab b.n 80107a0 #endif /* IP_REASS_CHECK_OVERLAP */ } else { /* Check if the fragments received so far have no holes. */ if (iprh_prev != NULL) { 8010648: 6abb ldr r3, [r7, #40] ; 0x28 801064a: 2b00 cmp r3, #0 801064c: d009 beq.n 8010662 if (iprh_prev->end != iprh_tmp->start) { 801064e: 6abb ldr r3, [r7, #40] ; 0x28 8010650: 88db ldrh r3, [r3, #6] 8010652: b29a uxth r2, r3 8010654: 693b ldr r3, [r7, #16] 8010656: 889b ldrh r3, [r3, #4] 8010658: b29b uxth r3, r3 801065a: 429a cmp r2, r3 801065c: d001 beq.n 8010662 /* There is a fragment missing between the current * and the previous fragment */ valid = 0; 801065e: 2300 movs r3, #0 8010660: 623b str r3, [r7, #32] } } } q = iprh_tmp->next_pbuf; 8010662: 693b ldr r3, [r7, #16] 8010664: 681b ldr r3, [r3, #0] 8010666: 627b str r3, [r7, #36] ; 0x24 iprh_prev = iprh_tmp; 8010668: 693b ldr r3, [r7, #16] 801066a: 62bb str r3, [r7, #40] ; 0x28 for (q = ipr->p; q != NULL;) { 801066c: 6a7b ldr r3, [r7, #36] ; 0x24 801066e: 2b00 cmp r3, #0 8010670: d193 bne.n 801059a 8010672: e000 b.n 8010676 break; 8010674: bf00 nop } /* If q is NULL, then we made it to the end of the list. Determine what to do now */ if (q == NULL) { 8010676: 6a7b ldr r3, [r7, #36] ; 0x24 8010678: 2b00 cmp r3, #0 801067a: d12d bne.n 80106d8 if (iprh_prev != NULL) { 801067c: 6abb ldr r3, [r7, #40] ; 0x28 801067e: 2b00 cmp r3, #0 8010680: d01c beq.n 80106bc /* this is (for now), the fragment with the highest offset: * chain it to the last fragment */ #if IP_REASS_CHECK_OVERLAP LWIP_ASSERT("check fragments don't overlap", iprh_prev->end <= iprh->start); 8010682: 6abb ldr r3, [r7, #40] ; 0x28 8010684: 88db ldrh r3, [r3, #6] 8010686: b29a uxth r2, r3 8010688: 6afb ldr r3, [r7, #44] ; 0x2c 801068a: 889b ldrh r3, [r3, #4] 801068c: b29b uxth r3, r3 801068e: 429a cmp r2, r3 8010690: d906 bls.n 80106a0 8010692: 4b45 ldr r3, [pc, #276] ; (80107a8 ) 8010694: f44f 72db mov.w r2, #438 ; 0x1b6 8010698: 4944 ldr r1, [pc, #272] ; (80107ac ) 801069a: 4845 ldr r0, [pc, #276] ; (80107b0 ) 801069c: f000 fd04 bl 80110a8 #endif /* IP_REASS_CHECK_OVERLAP */ iprh_prev->next_pbuf = new_p; 80106a0: 6abb ldr r3, [r7, #40] ; 0x28 80106a2: 68ba ldr r2, [r7, #8] 80106a4: 601a str r2, [r3, #0] if (iprh_prev->end != iprh->start) { 80106a6: 6abb ldr r3, [r7, #40] ; 0x28 80106a8: 88db ldrh r3, [r3, #6] 80106aa: b29a uxth r2, r3 80106ac: 6afb ldr r3, [r7, #44] ; 0x2c 80106ae: 889b ldrh r3, [r3, #4] 80106b0: b29b uxth r3, r3 80106b2: 429a cmp r2, r3 80106b4: d010 beq.n 80106d8 valid = 0; 80106b6: 2300 movs r3, #0 80106b8: 623b str r3, [r7, #32] 80106ba: e00d b.n 80106d8 } } else { #if IP_REASS_CHECK_OVERLAP LWIP_ASSERT("no previous fragment, this must be the first fragment!", 80106bc: 68fb ldr r3, [r7, #12] 80106be: 685b ldr r3, [r3, #4] 80106c0: 2b00 cmp r3, #0 80106c2: d006 beq.n 80106d2 80106c4: 4b38 ldr r3, [pc, #224] ; (80107a8 ) 80106c6: f44f 72df mov.w r2, #446 ; 0x1be 80106ca: 493a ldr r1, [pc, #232] ; (80107b4 ) 80106cc: 4838 ldr r0, [pc, #224] ; (80107b0 ) 80106ce: f000 fceb bl 80110a8 ipr->p == NULL); #endif /* IP_REASS_CHECK_OVERLAP */ /* this is the first fragment we ever received for this ip datagram */ ipr->p = new_p; 80106d2: 68fb ldr r3, [r7, #12] 80106d4: 68ba ldr r2, [r7, #8] 80106d6: 605a str r2, [r3, #4] } } /* At this point, the validation part begins: */ /* If we already received the last fragment */ if (is_last || ((ipr->flags & IP_REASS_FLAG_LASTFRAG) != 0)) { 80106d8: 687b ldr r3, [r7, #4] 80106da: 2b00 cmp r3, #0 80106dc: d105 bne.n 80106ea 80106de: 68fb ldr r3, [r7, #12] 80106e0: 7f9b ldrb r3, [r3, #30] 80106e2: f003 0301 and.w r3, r3, #1 80106e6: 2b00 cmp r3, #0 80106e8: d059 beq.n 801079e /* and had no holes so far */ if (valid) { 80106ea: 6a3b ldr r3, [r7, #32] 80106ec: 2b00 cmp r3, #0 80106ee: d04f beq.n 8010790 /* then check if the rest of the fragments is here */ /* Check if the queue starts with the first datagram */ if ((ipr->p == NULL) || (((struct ip_reass_helper *)ipr->p->payload)->start != 0)) { 80106f0: 68fb ldr r3, [r7, #12] 80106f2: 685b ldr r3, [r3, #4] 80106f4: 2b00 cmp r3, #0 80106f6: d006 beq.n 8010706 80106f8: 68fb ldr r3, [r7, #12] 80106fa: 685b ldr r3, [r3, #4] 80106fc: 685b ldr r3, [r3, #4] 80106fe: 889b ldrh r3, [r3, #4] 8010700: b29b uxth r3, r3 8010702: 2b00 cmp r3, #0 8010704: d002 beq.n 801070c valid = 0; 8010706: 2300 movs r3, #0 8010708: 623b str r3, [r7, #32] 801070a: e041 b.n 8010790 } else { /* and check that there are no holes after this datagram */ iprh_prev = iprh; 801070c: 6afb ldr r3, [r7, #44] ; 0x2c 801070e: 62bb str r3, [r7, #40] ; 0x28 q = iprh->next_pbuf; 8010710: 6afb ldr r3, [r7, #44] ; 0x2c 8010712: 681b ldr r3, [r3, #0] 8010714: 627b str r3, [r7, #36] ; 0x24 while (q != NULL) { 8010716: e012 b.n 801073e iprh = (struct ip_reass_helper *)q->payload; 8010718: 6a7b ldr r3, [r7, #36] ; 0x24 801071a: 685b ldr r3, [r3, #4] 801071c: 62fb str r3, [r7, #44] ; 0x2c if (iprh_prev->end != iprh->start) { 801071e: 6abb ldr r3, [r7, #40] ; 0x28 8010720: 88db ldrh r3, [r3, #6] 8010722: b29a uxth r2, r3 8010724: 6afb ldr r3, [r7, #44] ; 0x2c 8010726: 889b ldrh r3, [r3, #4] 8010728: b29b uxth r3, r3 801072a: 429a cmp r2, r3 801072c: d002 beq.n 8010734 valid = 0; 801072e: 2300 movs r3, #0 8010730: 623b str r3, [r7, #32] break; 8010732: e007 b.n 8010744 } iprh_prev = iprh; 8010734: 6afb ldr r3, [r7, #44] ; 0x2c 8010736: 62bb str r3, [r7, #40] ; 0x28 q = iprh->next_pbuf; 8010738: 6afb ldr r3, [r7, #44] ; 0x2c 801073a: 681b ldr r3, [r3, #0] 801073c: 627b str r3, [r7, #36] ; 0x24 while (q != NULL) { 801073e: 6a7b ldr r3, [r7, #36] ; 0x24 8010740: 2b00 cmp r3, #0 8010742: d1e9 bne.n 8010718 } /* if still valid, all fragments are received * (because to the MF==0 already arrived */ if (valid) { 8010744: 6a3b ldr r3, [r7, #32] 8010746: 2b00 cmp r3, #0 8010748: d022 beq.n 8010790 LWIP_ASSERT("sanity check", ipr->p != NULL); 801074a: 68fb ldr r3, [r7, #12] 801074c: 685b ldr r3, [r3, #4] 801074e: 2b00 cmp r3, #0 8010750: d106 bne.n 8010760 8010752: 4b15 ldr r3, [pc, #84] ; (80107a8 ) 8010754: f240 12df movw r2, #479 ; 0x1df 8010758: 4917 ldr r1, [pc, #92] ; (80107b8 ) 801075a: 4815 ldr r0, [pc, #84] ; (80107b0 ) 801075c: f000 fca4 bl 80110a8 LWIP_ASSERT("sanity check", 8010760: 68fb ldr r3, [r7, #12] 8010762: 685b ldr r3, [r3, #4] 8010764: 685b ldr r3, [r3, #4] 8010766: 6afa ldr r2, [r7, #44] ; 0x2c 8010768: 429a cmp r2, r3 801076a: d106 bne.n 801077a 801076c: 4b0e ldr r3, [pc, #56] ; (80107a8 ) 801076e: f44f 72f0 mov.w r2, #480 ; 0x1e0 8010772: 4911 ldr r1, [pc, #68] ; (80107b8 ) 8010774: 480e ldr r0, [pc, #56] ; (80107b0 ) 8010776: f000 fc97 bl 80110a8 ((struct ip_reass_helper *)ipr->p->payload) != iprh); LWIP_ASSERT("validate_datagram:next_pbuf!=NULL", 801077a: 6afb ldr r3, [r7, #44] ; 0x2c 801077c: 681b ldr r3, [r3, #0] 801077e: 2b00 cmp r3, #0 8010780: d006 beq.n 8010790 8010782: 4b09 ldr r3, [pc, #36] ; (80107a8 ) 8010784: f44f 72f1 mov.w r2, #482 ; 0x1e2 8010788: 490c ldr r1, [pc, #48] ; (80107bc ) 801078a: 4809 ldr r0, [pc, #36] ; (80107b0 ) 801078c: f000 fc8c bl 80110a8 } } /* If valid is 0 here, there are some fragments missing in the middle * (since MF == 0 has already arrived). Such datagrams simply time out if * no more fragments are received... */ return valid ? IP_REASS_VALIDATE_TELEGRAM_FINISHED : IP_REASS_VALIDATE_PBUF_QUEUED; 8010790: 6a3b ldr r3, [r7, #32] 8010792: 2b00 cmp r3, #0 8010794: bf14 ite ne 8010796: 2301 movne r3, #1 8010798: 2300 moveq r3, #0 801079a: b2db uxtb r3, r3 801079c: e000 b.n 80107a0 } /* If we come here, not all fragments were received, yet! */ return IP_REASS_VALIDATE_PBUF_QUEUED; /* not yet valid! */ 801079e: 2300 movs r3, #0 } 80107a0: 4618 mov r0, r3 80107a2: 3730 adds r7, #48 ; 0x30 80107a4: 46bd mov sp, r7 80107a6: bd80 pop {r7, pc} 80107a8: 08018714 .word 0x08018714 80107ac: 080187f8 .word 0x080187f8 80107b0: 0801875c .word 0x0801875c 80107b4: 08018818 .word 0x08018818 80107b8: 08018850 .word 0x08018850 80107bc: 08018860 .word 0x08018860 080107c0 : * @param p points to a pbuf chain of the fragment * @return NULL if reassembly is incomplete, ? otherwise */ struct pbuf * ip4_reass(struct pbuf *p) { 80107c0: b580 push {r7, lr} 80107c2: b08e sub sp, #56 ; 0x38 80107c4: af00 add r7, sp, #0 80107c6: 6078 str r0, [r7, #4] int is_last; IPFRAG_STATS_INC(ip_frag.recv); MIB2_STATS_INC(mib2.ipreasmreqds); fraghdr = (struct ip_hdr *)p->payload; 80107c8: 687b ldr r3, [r7, #4] 80107ca: 685b ldr r3, [r3, #4] 80107cc: 62bb str r3, [r7, #40] ; 0x28 if (IPH_HL_BYTES(fraghdr) != IP_HLEN) { 80107ce: 6abb ldr r3, [r7, #40] ; 0x28 80107d0: 781b ldrb r3, [r3, #0] 80107d2: f003 030f and.w r3, r3, #15 80107d6: b2db uxtb r3, r3 80107d8: 009b lsls r3, r3, #2 80107da: b2db uxtb r3, r3 80107dc: 2b14 cmp r3, #20 80107de: f040 8171 bne.w 8010ac4 LWIP_DEBUGF(IP_REASS_DEBUG, ("ip4_reass: IP options currently not supported!\n")); IPFRAG_STATS_INC(ip_frag.err); goto nullreturn; } offset = IPH_OFFSET_BYTES(fraghdr); 80107e2: 6abb ldr r3, [r7, #40] ; 0x28 80107e4: 88db ldrh r3, [r3, #6] 80107e6: b29b uxth r3, r3 80107e8: 4618 mov r0, r3 80107ea: f7f4 fb7b bl 8004ee4 80107ee: 4603 mov r3, r0 80107f0: f3c3 030c ubfx r3, r3, #0, #13 80107f4: b29b uxth r3, r3 80107f6: 00db lsls r3, r3, #3 80107f8: 84fb strh r3, [r7, #38] ; 0x26 len = lwip_ntohs(IPH_LEN(fraghdr)); 80107fa: 6abb ldr r3, [r7, #40] ; 0x28 80107fc: 885b ldrh r3, [r3, #2] 80107fe: b29b uxth r3, r3 8010800: 4618 mov r0, r3 8010802: f7f4 fb6f bl 8004ee4 8010806: 4603 mov r3, r0 8010808: 84bb strh r3, [r7, #36] ; 0x24 hlen = IPH_HL_BYTES(fraghdr); 801080a: 6abb ldr r3, [r7, #40] ; 0x28 801080c: 781b ldrb r3, [r3, #0] 801080e: f003 030f and.w r3, r3, #15 8010812: b2db uxtb r3, r3 8010814: 009b lsls r3, r3, #2 8010816: f887 3023 strb.w r3, [r7, #35] ; 0x23 if (hlen > len) { 801081a: f897 3023 ldrb.w r3, [r7, #35] ; 0x23 801081e: b29b uxth r3, r3 8010820: 8cba ldrh r2, [r7, #36] ; 0x24 8010822: 429a cmp r2, r3 8010824: f0c0 8150 bcc.w 8010ac8 /* invalid datagram */ goto nullreturn; } len = (u16_t)(len - hlen); 8010828: f897 3023 ldrb.w r3, [r7, #35] ; 0x23 801082c: b29b uxth r3, r3 801082e: 8cba ldrh r2, [r7, #36] ; 0x24 8010830: 1ad3 subs r3, r2, r3 8010832: 84bb strh r3, [r7, #36] ; 0x24 /* Check if we are allowed to enqueue more datagrams. */ clen = pbuf_clen(p); 8010834: 6878 ldr r0, [r7, #4] 8010836: f7f5 ff47 bl 80066c8 801083a: 4603 mov r3, r0 801083c: 843b strh r3, [r7, #32] if ((ip_reass_pbufcount + clen) > IP_REASS_MAX_PBUFS) { 801083e: 4b8c ldr r3, [pc, #560] ; (8010a70 ) 8010840: 881b ldrh r3, [r3, #0] 8010842: 461a mov r2, r3 8010844: 8c3b ldrh r3, [r7, #32] 8010846: 4413 add r3, r2 8010848: 2b0a cmp r3, #10 801084a: dd10 ble.n 801086e #if IP_REASS_FREE_OLDEST if (!ip_reass_remove_oldest_datagram(fraghdr, clen) || 801084c: 8c3b ldrh r3, [r7, #32] 801084e: 4619 mov r1, r3 8010850: 6ab8 ldr r0, [r7, #40] ; 0x28 8010852: f7ff fd81 bl 8010358 8010856: 4603 mov r3, r0 8010858: 2b00 cmp r3, #0 801085a: f000 8137 beq.w 8010acc ((ip_reass_pbufcount + clen) > IP_REASS_MAX_PBUFS)) 801085e: 4b84 ldr r3, [pc, #528] ; (8010a70 ) 8010860: 881b ldrh r3, [r3, #0] 8010862: 461a mov r2, r3 8010864: 8c3b ldrh r3, [r7, #32] 8010866: 4413 add r3, r2 if (!ip_reass_remove_oldest_datagram(fraghdr, clen) || 8010868: 2b0a cmp r3, #10 801086a: f300 812f bgt.w 8010acc } } /* Look for the datagram the fragment belongs to in the current datagram queue, * remembering the previous in the queue for later dequeueing. */ for (ipr = reassdatagrams; ipr != NULL; ipr = ipr->next) { 801086e: 4b81 ldr r3, [pc, #516] ; (8010a74 ) 8010870: 681b ldr r3, [r3, #0] 8010872: 633b str r3, [r7, #48] ; 0x30 8010874: e015 b.n 80108a2 /* Check if the incoming fragment matches the one currently present in the reassembly buffer. If so, we proceed with copying the fragment into the buffer. */ if (IP_ADDRESSES_AND_ID_MATCH(&ipr->iphdr, fraghdr)) { 8010876: 6b3b ldr r3, [r7, #48] ; 0x30 8010878: 695a ldr r2, [r3, #20] 801087a: 6abb ldr r3, [r7, #40] ; 0x28 801087c: 68db ldr r3, [r3, #12] 801087e: 429a cmp r2, r3 8010880: d10c bne.n 801089c 8010882: 6b3b ldr r3, [r7, #48] ; 0x30 8010884: 699a ldr r2, [r3, #24] 8010886: 6abb ldr r3, [r7, #40] ; 0x28 8010888: 691b ldr r3, [r3, #16] 801088a: 429a cmp r2, r3 801088c: d106 bne.n 801089c 801088e: 6b3b ldr r3, [r7, #48] ; 0x30 8010890: 899a ldrh r2, [r3, #12] 8010892: 6abb ldr r3, [r7, #40] ; 0x28 8010894: 889b ldrh r3, [r3, #4] 8010896: b29b uxth r3, r3 8010898: 429a cmp r2, r3 801089a: d006 beq.n 80108aa for (ipr = reassdatagrams; ipr != NULL; ipr = ipr->next) { 801089c: 6b3b ldr r3, [r7, #48] ; 0x30 801089e: 681b ldr r3, [r3, #0] 80108a0: 633b str r3, [r7, #48] ; 0x30 80108a2: 6b3b ldr r3, [r7, #48] ; 0x30 80108a4: 2b00 cmp r3, #0 80108a6: d1e6 bne.n 8010876 80108a8: e000 b.n 80108ac LWIP_DEBUGF(IP_REASS_DEBUG, ("ip4_reass: matching previous fragment ID=%"X16_F"\n", lwip_ntohs(IPH_ID(fraghdr)))); IPFRAG_STATS_INC(ip_frag.cachehit); break; 80108aa: bf00 nop } } if (ipr == NULL) { 80108ac: 6b3b ldr r3, [r7, #48] ; 0x30 80108ae: 2b00 cmp r3, #0 80108b0: d109 bne.n 80108c6 /* Enqueue a new datagram into the datagram queue */ ipr = ip_reass_enqueue_new_datagram(fraghdr, clen); 80108b2: 8c3b ldrh r3, [r7, #32] 80108b4: 4619 mov r1, r3 80108b6: 6ab8 ldr r0, [r7, #40] ; 0x28 80108b8: f7ff fdb0 bl 801041c 80108bc: 6338 str r0, [r7, #48] ; 0x30 /* Bail if unable to enqueue */ if (ipr == NULL) { 80108be: 6b3b ldr r3, [r7, #48] ; 0x30 80108c0: 2b00 cmp r3, #0 80108c2: d11c bne.n 80108fe goto nullreturn; 80108c4: e105 b.n 8010ad2 } } else { if (((lwip_ntohs(IPH_OFFSET(fraghdr)) & IP_OFFMASK) == 0) && 80108c6: 6abb ldr r3, [r7, #40] ; 0x28 80108c8: 88db ldrh r3, [r3, #6] 80108ca: b29b uxth r3, r3 80108cc: 4618 mov r0, r3 80108ce: f7f4 fb09 bl 8004ee4 80108d2: 4603 mov r3, r0 80108d4: f3c3 030c ubfx r3, r3, #0, #13 80108d8: 2b00 cmp r3, #0 80108da: d110 bne.n 80108fe ((lwip_ntohs(IPH_OFFSET(&ipr->iphdr)) & IP_OFFMASK) != 0)) { 80108dc: 6b3b ldr r3, [r7, #48] ; 0x30 80108de: 89db ldrh r3, [r3, #14] 80108e0: 4618 mov r0, r3 80108e2: f7f4 faff bl 8004ee4 80108e6: 4603 mov r3, r0 80108e8: f3c3 030c ubfx r3, r3, #0, #13 if (((lwip_ntohs(IPH_OFFSET(fraghdr)) & IP_OFFMASK) == 0) && 80108ec: 2b00 cmp r3, #0 80108ee: d006 beq.n 80108fe /* ipr->iphdr is not the header from the first fragment, but fraghdr is * -> copy fraghdr into ipr->iphdr since we want to have the header * of the first fragment (for ICMP time exceeded and later, for copying * all options, if supported)*/ SMEMCPY(&ipr->iphdr, fraghdr, IP_HLEN); 80108f0: 6b3b ldr r3, [r7, #48] ; 0x30 80108f2: 3308 adds r3, #8 80108f4: 2214 movs r2, #20 80108f6: 6ab9 ldr r1, [r7, #40] ; 0x28 80108f8: 4618 mov r0, r3 80108fa: f000 fba5 bl 8011048 /* At this point, we have either created a new entry or pointing * to an existing one */ /* check for 'no more fragments', and update queue entry*/ is_last = (IPH_OFFSET(fraghdr) & PP_NTOHS(IP_MF)) == 0; 80108fe: 6abb ldr r3, [r7, #40] ; 0x28 8010900: 88db ldrh r3, [r3, #6] 8010902: b29b uxth r3, r3 8010904: f003 0320 and.w r3, r3, #32 8010908: 2b00 cmp r3, #0 801090a: bf0c ite eq 801090c: 2301 moveq r3, #1 801090e: 2300 movne r3, #0 8010910: b2db uxtb r3, r3 8010912: 61fb str r3, [r7, #28] if (is_last) { 8010914: 69fb ldr r3, [r7, #28] 8010916: 2b00 cmp r3, #0 8010918: d00e beq.n 8010938 u16_t datagram_len = (u16_t)(offset + len); 801091a: 8cfa ldrh r2, [r7, #38] ; 0x26 801091c: 8cbb ldrh r3, [r7, #36] ; 0x24 801091e: 4413 add r3, r2 8010920: 837b strh r3, [r7, #26] if ((datagram_len < offset) || (datagram_len > (0xFFFF - IP_HLEN))) { 8010922: 8b7a ldrh r2, [r7, #26] 8010924: 8cfb ldrh r3, [r7, #38] ; 0x26 8010926: 429a cmp r2, r3 8010928: f0c0 80a0 bcc.w 8010a6c 801092c: 8b7b ldrh r3, [r7, #26] 801092e: f64f 72eb movw r2, #65515 ; 0xffeb 8010932: 4293 cmp r3, r2 8010934: f200 809a bhi.w 8010a6c goto nullreturn_ipr; } } /* find the right place to insert this pbuf */ /* @todo: trim pbufs if fragments are overlapping */ valid = ip_reass_chain_frag_into_datagram_and_validate(ipr, p, is_last); 8010938: 69fa ldr r2, [r7, #28] 801093a: 6879 ldr r1, [r7, #4] 801093c: 6b38 ldr r0, [r7, #48] ; 0x30 801093e: f7ff fdd5 bl 80104ec 8010942: 6178 str r0, [r7, #20] if (valid == IP_REASS_VALIDATE_PBUF_DROPPED) { 8010944: 697b ldr r3, [r7, #20] 8010946: f1b3 3fff cmp.w r3, #4294967295 801094a: f000 809b beq.w 8010a84 /* if we come here, the pbuf has been enqueued */ /* Track the current number of pbufs current 'in-flight', in order to limit the number of fragments that may be enqueued at any one time (overflow checked by testing against IP_REASS_MAX_PBUFS) */ ip_reass_pbufcount = (u16_t)(ip_reass_pbufcount + clen); 801094e: 4b48 ldr r3, [pc, #288] ; (8010a70 ) 8010950: 881a ldrh r2, [r3, #0] 8010952: 8c3b ldrh r3, [r7, #32] 8010954: 4413 add r3, r2 8010956: b29a uxth r2, r3 8010958: 4b45 ldr r3, [pc, #276] ; (8010a70 ) 801095a: 801a strh r2, [r3, #0] if (is_last) { 801095c: 69fb ldr r3, [r7, #28] 801095e: 2b00 cmp r3, #0 8010960: d00d beq.n 801097e u16_t datagram_len = (u16_t)(offset + len); 8010962: 8cfa ldrh r2, [r7, #38] ; 0x26 8010964: 8cbb ldrh r3, [r7, #36] ; 0x24 8010966: 4413 add r3, r2 8010968: 827b strh r3, [r7, #18] ipr->datagram_len = datagram_len; 801096a: 6b3b ldr r3, [r7, #48] ; 0x30 801096c: 8a7a ldrh r2, [r7, #18] 801096e: 839a strh r2, [r3, #28] ipr->flags |= IP_REASS_FLAG_LASTFRAG; 8010970: 6b3b ldr r3, [r7, #48] ; 0x30 8010972: 7f9b ldrb r3, [r3, #30] 8010974: f043 0301 orr.w r3, r3, #1 8010978: b2da uxtb r2, r3 801097a: 6b3b ldr r3, [r7, #48] ; 0x30 801097c: 779a strb r2, [r3, #30] LWIP_DEBUGF(IP_REASS_DEBUG, ("ip4_reass: last fragment seen, total len %"S16_F"\n", ipr->datagram_len)); } if (valid == IP_REASS_VALIDATE_TELEGRAM_FINISHED) { 801097e: 697b ldr r3, [r7, #20] 8010980: 2b01 cmp r3, #1 8010982: d171 bne.n 8010a68 struct ip_reassdata *ipr_prev; /* the totally last fragment (flag more fragments = 0) was received at least * once AND all fragments are received */ u16_t datagram_len = (u16_t)(ipr->datagram_len + IP_HLEN); 8010984: 6b3b ldr r3, [r7, #48] ; 0x30 8010986: 8b9b ldrh r3, [r3, #28] 8010988: 3314 adds r3, #20 801098a: 823b strh r3, [r7, #16] /* save the second pbuf before copying the header over the pointer */ r = ((struct ip_reass_helper *)ipr->p->payload)->next_pbuf; 801098c: 6b3b ldr r3, [r7, #48] ; 0x30 801098e: 685b ldr r3, [r3, #4] 8010990: 685b ldr r3, [r3, #4] 8010992: 681b ldr r3, [r3, #0] 8010994: 637b str r3, [r7, #52] ; 0x34 /* copy the original ip header back to the first pbuf */ fraghdr = (struct ip_hdr *)(ipr->p->payload); 8010996: 6b3b ldr r3, [r7, #48] ; 0x30 8010998: 685b ldr r3, [r3, #4] 801099a: 685b ldr r3, [r3, #4] 801099c: 62bb str r3, [r7, #40] ; 0x28 SMEMCPY(fraghdr, &ipr->iphdr, IP_HLEN); 801099e: 6b3b ldr r3, [r7, #48] ; 0x30 80109a0: 3308 adds r3, #8 80109a2: 2214 movs r2, #20 80109a4: 4619 mov r1, r3 80109a6: 6ab8 ldr r0, [r7, #40] ; 0x28 80109a8: f000 fb4e bl 8011048 IPH_LEN_SET(fraghdr, lwip_htons(datagram_len)); 80109ac: 8a3b ldrh r3, [r7, #16] 80109ae: 4618 mov r0, r3 80109b0: f7f4 fa98 bl 8004ee4 80109b4: 4603 mov r3, r0 80109b6: 461a mov r2, r3 80109b8: 6abb ldr r3, [r7, #40] ; 0x28 80109ba: 805a strh r2, [r3, #2] IPH_OFFSET_SET(fraghdr, 0); 80109bc: 6abb ldr r3, [r7, #40] ; 0x28 80109be: 2200 movs r2, #0 80109c0: 719a strb r2, [r3, #6] 80109c2: 2200 movs r2, #0 80109c4: 71da strb r2, [r3, #7] IPH_CHKSUM_SET(fraghdr, 0); 80109c6: 6abb ldr r3, [r7, #40] ; 0x28 80109c8: 2200 movs r2, #0 80109ca: 729a strb r2, [r3, #10] 80109cc: 2200 movs r2, #0 80109ce: 72da strb r2, [r3, #11] IF__NETIF_CHECKSUM_ENABLED(ip_current_input_netif(), NETIF_CHECKSUM_GEN_IP) { IPH_CHKSUM_SET(fraghdr, inet_chksum(fraghdr, IP_HLEN)); } #endif /* CHECKSUM_GEN_IP */ p = ipr->p; 80109d0: 6b3b ldr r3, [r7, #48] ; 0x30 80109d2: 685b ldr r3, [r3, #4] 80109d4: 607b str r3, [r7, #4] /* chain together the pbufs contained within the reass_data list. */ while (r != NULL) { 80109d6: e00d b.n 80109f4 iprh = (struct ip_reass_helper *)r->payload; 80109d8: 6b7b ldr r3, [r7, #52] ; 0x34 80109da: 685b ldr r3, [r3, #4] 80109dc: 60fb str r3, [r7, #12] /* hide the ip header for every succeeding fragment */ pbuf_remove_header(r, IP_HLEN); 80109de: 2114 movs r1, #20 80109e0: 6b78 ldr r0, [r7, #52] ; 0x34 80109e2: f7f5 fd63 bl 80064ac pbuf_cat(p, r); 80109e6: 6b79 ldr r1, [r7, #52] ; 0x34 80109e8: 6878 ldr r0, [r7, #4] 80109ea: f7f5 fea7 bl 800673c r = iprh->next_pbuf; 80109ee: 68fb ldr r3, [r7, #12] 80109f0: 681b ldr r3, [r3, #0] 80109f2: 637b str r3, [r7, #52] ; 0x34 while (r != NULL) { 80109f4: 6b7b ldr r3, [r7, #52] ; 0x34 80109f6: 2b00 cmp r3, #0 80109f8: d1ee bne.n 80109d8 } /* find the previous entry in the linked list */ if (ipr == reassdatagrams) { 80109fa: 4b1e ldr r3, [pc, #120] ; (8010a74 ) 80109fc: 681b ldr r3, [r3, #0] 80109fe: 6b3a ldr r2, [r7, #48] ; 0x30 8010a00: 429a cmp r2, r3 8010a02: d102 bne.n 8010a0a ipr_prev = NULL; 8010a04: 2300 movs r3, #0 8010a06: 62fb str r3, [r7, #44] ; 0x2c 8010a08: e010 b.n 8010a2c } else { for (ipr_prev = reassdatagrams; ipr_prev != NULL; ipr_prev = ipr_prev->next) { 8010a0a: 4b1a ldr r3, [pc, #104] ; (8010a74 ) 8010a0c: 681b ldr r3, [r3, #0] 8010a0e: 62fb str r3, [r7, #44] ; 0x2c 8010a10: e007 b.n 8010a22 if (ipr_prev->next == ipr) { 8010a12: 6afb ldr r3, [r7, #44] ; 0x2c 8010a14: 681b ldr r3, [r3, #0] 8010a16: 6b3a ldr r2, [r7, #48] ; 0x30 8010a18: 429a cmp r2, r3 8010a1a: d006 beq.n 8010a2a for (ipr_prev = reassdatagrams; ipr_prev != NULL; ipr_prev = ipr_prev->next) { 8010a1c: 6afb ldr r3, [r7, #44] ; 0x2c 8010a1e: 681b ldr r3, [r3, #0] 8010a20: 62fb str r3, [r7, #44] ; 0x2c 8010a22: 6afb ldr r3, [r7, #44] ; 0x2c 8010a24: 2b00 cmp r3, #0 8010a26: d1f4 bne.n 8010a12 8010a28: e000 b.n 8010a2c break; 8010a2a: bf00 nop } } } /* release the sources allocate for the fragment queue entry */ ip_reass_dequeue_datagram(ipr, ipr_prev); 8010a2c: 6af9 ldr r1, [r7, #44] ; 0x2c 8010a2e: 6b38 ldr r0, [r7, #48] ; 0x30 8010a30: f7ff fd2e bl 8010490 /* and adjust the number of pbufs currently queued for reassembly. */ clen = pbuf_clen(p); 8010a34: 6878 ldr r0, [r7, #4] 8010a36: f7f5 fe47 bl 80066c8 8010a3a: 4603 mov r3, r0 8010a3c: 843b strh r3, [r7, #32] LWIP_ASSERT("ip_reass_pbufcount >= clen", ip_reass_pbufcount >= clen); 8010a3e: 4b0c ldr r3, [pc, #48] ; (8010a70 ) 8010a40: 881b ldrh r3, [r3, #0] 8010a42: 8c3a ldrh r2, [r7, #32] 8010a44: 429a cmp r2, r3 8010a46: d906 bls.n 8010a56 8010a48: 4b0b ldr r3, [pc, #44] ; (8010a78 ) 8010a4a: f240 229b movw r2, #667 ; 0x29b 8010a4e: 490b ldr r1, [pc, #44] ; (8010a7c ) 8010a50: 480b ldr r0, [pc, #44] ; (8010a80 ) 8010a52: f000 fb29 bl 80110a8 ip_reass_pbufcount = (u16_t)(ip_reass_pbufcount - clen); 8010a56: 4b06 ldr r3, [pc, #24] ; (8010a70 ) 8010a58: 881a ldrh r2, [r3, #0] 8010a5a: 8c3b ldrh r3, [r7, #32] 8010a5c: 1ad3 subs r3, r2, r3 8010a5e: b29a uxth r2, r3 8010a60: 4b03 ldr r3, [pc, #12] ; (8010a70 ) 8010a62: 801a strh r2, [r3, #0] MIB2_STATS_INC(mib2.ipreasmoks); /* Return the pbuf chain */ return p; 8010a64: 687b ldr r3, [r7, #4] 8010a66: e038 b.n 8010ada } /* the datagram is not (yet?) reassembled completely */ LWIP_DEBUGF(IP_REASS_DEBUG, ("ip_reass_pbufcount: %d out\n", ip_reass_pbufcount)); return NULL; 8010a68: 2300 movs r3, #0 8010a6a: e036 b.n 8010ada goto nullreturn_ipr; 8010a6c: bf00 nop 8010a6e: e00a b.n 8010a86 8010a70: 20009b60 .word 0x20009b60 8010a74: 20009b5c .word 0x20009b5c 8010a78: 08018714 .word 0x08018714 8010a7c: 08018884 .word 0x08018884 8010a80: 0801875c .word 0x0801875c goto nullreturn_ipr; 8010a84: bf00 nop nullreturn_ipr: LWIP_ASSERT("ipr != NULL", ipr != NULL); 8010a86: 6b3b ldr r3, [r7, #48] ; 0x30 8010a88: 2b00 cmp r3, #0 8010a8a: d106 bne.n 8010a9a 8010a8c: 4b15 ldr r3, [pc, #84] ; (8010ae4 ) 8010a8e: f44f 722a mov.w r2, #680 ; 0x2a8 8010a92: 4915 ldr r1, [pc, #84] ; (8010ae8 ) 8010a94: 4815 ldr r0, [pc, #84] ; (8010aec ) 8010a96: f000 fb07 bl 80110a8 if (ipr->p == NULL) { 8010a9a: 6b3b ldr r3, [r7, #48] ; 0x30 8010a9c: 685b ldr r3, [r3, #4] 8010a9e: 2b00 cmp r3, #0 8010aa0: d116 bne.n 8010ad0 /* dropped pbuf after creating a new datagram entry: remove the entry, too */ LWIP_ASSERT("not firstalthough just enqueued", ipr == reassdatagrams); 8010aa2: 4b13 ldr r3, [pc, #76] ; (8010af0 ) 8010aa4: 681b ldr r3, [r3, #0] 8010aa6: 6b3a ldr r2, [r7, #48] ; 0x30 8010aa8: 429a cmp r2, r3 8010aaa: d006 beq.n 8010aba 8010aac: 4b0d ldr r3, [pc, #52] ; (8010ae4 ) 8010aae: f240 22ab movw r2, #683 ; 0x2ab 8010ab2: 4910 ldr r1, [pc, #64] ; (8010af4 ) 8010ab4: 480d ldr r0, [pc, #52] ; (8010aec ) 8010ab6: f000 faf7 bl 80110a8 ip_reass_dequeue_datagram(ipr, NULL); 8010aba: 2100 movs r1, #0 8010abc: 6b38 ldr r0, [r7, #48] ; 0x30 8010abe: f7ff fce7 bl 8010490 8010ac2: e006 b.n 8010ad2 goto nullreturn; 8010ac4: bf00 nop 8010ac6: e004 b.n 8010ad2 goto nullreturn; 8010ac8: bf00 nop 8010aca: e002 b.n 8010ad2 goto nullreturn; 8010acc: bf00 nop 8010ace: e000 b.n 8010ad2 } nullreturn: 8010ad0: bf00 nop LWIP_DEBUGF(IP_REASS_DEBUG, ("ip4_reass: nullreturn\n")); IPFRAG_STATS_INC(ip_frag.drop); pbuf_free(p); 8010ad2: 6878 ldr r0, [r7, #4] 8010ad4: f7f5 fd70 bl 80065b8 return NULL; 8010ad8: 2300 movs r3, #0 } 8010ada: 4618 mov r0, r3 8010adc: 3738 adds r7, #56 ; 0x38 8010ade: 46bd mov sp, r7 8010ae0: bd80 pop {r7, pc} 8010ae2: bf00 nop 8010ae4: 08018714 .word 0x08018714 8010ae8: 080188a0 .word 0x080188a0 8010aec: 0801875c .word 0x0801875c 8010af0: 20009b5c .word 0x20009b5c 8010af4: 080188ac .word 0x080188ac 08010af8 : #if IP_FRAG #if !LWIP_NETIF_TX_SINGLE_PBUF /** Allocate a new struct pbuf_custom_ref */ static struct pbuf_custom_ref * ip_frag_alloc_pbuf_custom_ref(void) { 8010af8: b580 push {r7, lr} 8010afa: af00 add r7, sp, #0 return (struct pbuf_custom_ref *)memp_malloc(MEMP_FRAG_PBUF); 8010afc: 2005 movs r0, #5 8010afe: f7f4 fe69 bl 80057d4 8010b02: 4603 mov r3, r0 } 8010b04: 4618 mov r0, r3 8010b06: bd80 pop {r7, pc} 08010b08 : /** Free a struct pbuf_custom_ref */ static void ip_frag_free_pbuf_custom_ref(struct pbuf_custom_ref *p) { 8010b08: b580 push {r7, lr} 8010b0a: b082 sub sp, #8 8010b0c: af00 add r7, sp, #0 8010b0e: 6078 str r0, [r7, #4] LWIP_ASSERT("p != NULL", p != NULL); 8010b10: 687b ldr r3, [r7, #4] 8010b12: 2b00 cmp r3, #0 8010b14: d106 bne.n 8010b24 8010b16: 4b07 ldr r3, [pc, #28] ; (8010b34 ) 8010b18: f44f 7231 mov.w r2, #708 ; 0x2c4 8010b1c: 4906 ldr r1, [pc, #24] ; (8010b38 ) 8010b1e: 4807 ldr r0, [pc, #28] ; (8010b3c ) 8010b20: f000 fac2 bl 80110a8 memp_free(MEMP_FRAG_PBUF, p); 8010b24: 6879 ldr r1, [r7, #4] 8010b26: 2005 movs r0, #5 8010b28: f7f4 fec4 bl 80058b4 } 8010b2c: bf00 nop 8010b2e: 3708 adds r7, #8 8010b30: 46bd mov sp, r7 8010b32: bd80 pop {r7, pc} 8010b34: 08018714 .word 0x08018714 8010b38: 080188cc .word 0x080188cc 8010b3c: 0801875c .word 0x0801875c 08010b40 : /** Free-callback function to free a 'struct pbuf_custom_ref', called by * pbuf_free. */ static void ipfrag_free_pbuf_custom(struct pbuf *p) { 8010b40: b580 push {r7, lr} 8010b42: b084 sub sp, #16 8010b44: af00 add r7, sp, #0 8010b46: 6078 str r0, [r7, #4] struct pbuf_custom_ref *pcr = (struct pbuf_custom_ref *)p; 8010b48: 687b ldr r3, [r7, #4] 8010b4a: 60fb str r3, [r7, #12] LWIP_ASSERT("pcr != NULL", pcr != NULL); 8010b4c: 68fb ldr r3, [r7, #12] 8010b4e: 2b00 cmp r3, #0 8010b50: d106 bne.n 8010b60 8010b52: 4b11 ldr r3, [pc, #68] ; (8010b98 ) 8010b54: f240 22ce movw r2, #718 ; 0x2ce 8010b58: 4910 ldr r1, [pc, #64] ; (8010b9c ) 8010b5a: 4811 ldr r0, [pc, #68] ; (8010ba0 ) 8010b5c: f000 faa4 bl 80110a8 LWIP_ASSERT("pcr == p", (void *)pcr == (void *)p); 8010b60: 68fa ldr r2, [r7, #12] 8010b62: 687b ldr r3, [r7, #4] 8010b64: 429a cmp r2, r3 8010b66: d006 beq.n 8010b76 8010b68: 4b0b ldr r3, [pc, #44] ; (8010b98 ) 8010b6a: f240 22cf movw r2, #719 ; 0x2cf 8010b6e: 490d ldr r1, [pc, #52] ; (8010ba4 ) 8010b70: 480b ldr r0, [pc, #44] ; (8010ba0 ) 8010b72: f000 fa99 bl 80110a8 if (pcr->original != NULL) { 8010b76: 68fb ldr r3, [r7, #12] 8010b78: 695b ldr r3, [r3, #20] 8010b7a: 2b00 cmp r3, #0 8010b7c: d004 beq.n 8010b88 pbuf_free(pcr->original); 8010b7e: 68fb ldr r3, [r7, #12] 8010b80: 695b ldr r3, [r3, #20] 8010b82: 4618 mov r0, r3 8010b84: f7f5 fd18 bl 80065b8 } ip_frag_free_pbuf_custom_ref(pcr); 8010b88: 68f8 ldr r0, [r7, #12] 8010b8a: f7ff ffbd bl 8010b08 } 8010b8e: bf00 nop 8010b90: 3710 adds r7, #16 8010b92: 46bd mov sp, r7 8010b94: bd80 pop {r7, pc} 8010b96: bf00 nop 8010b98: 08018714 .word 0x08018714 8010b9c: 080188d8 .word 0x080188d8 8010ba0: 0801875c .word 0x0801875c 8010ba4: 080188e4 .word 0x080188e4 08010ba8 : * * @return ERR_OK if sent successfully, err_t otherwise */ err_t ip4_frag(struct pbuf *p, struct netif *netif, const ip4_addr_t *dest) { 8010ba8: b580 push {r7, lr} 8010baa: b094 sub sp, #80 ; 0x50 8010bac: af02 add r7, sp, #8 8010bae: 60f8 str r0, [r7, #12] 8010bb0: 60b9 str r1, [r7, #8] 8010bb2: 607a str r2, [r7, #4] struct pbuf *rambuf; #if !LWIP_NETIF_TX_SINGLE_PBUF struct pbuf *newpbuf; u16_t newpbuflen = 0; 8010bb4: 2300 movs r3, #0 8010bb6: f8a7 3046 strh.w r3, [r7, #70] ; 0x46 u16_t left_to_copy; #endif struct ip_hdr *original_iphdr; struct ip_hdr *iphdr; const u16_t nfb = (u16_t)((netif->mtu - IP_HLEN) / 8); 8010bba: 68bb ldr r3, [r7, #8] 8010bbc: 8d1b ldrh r3, [r3, #40] ; 0x28 8010bbe: 3b14 subs r3, #20 8010bc0: 2b00 cmp r3, #0 8010bc2: da00 bge.n 8010bc6 8010bc4: 3307 adds r3, #7 8010bc6: 10db asrs r3, r3, #3 8010bc8: 877b strh r3, [r7, #58] ; 0x3a u16_t left, fragsize; u16_t ofo; int last; u16_t poff = IP_HLEN; 8010bca: 2314 movs r3, #20 8010bcc: 87fb strh r3, [r7, #62] ; 0x3e u16_t tmp; int mf_set; original_iphdr = (struct ip_hdr *)p->payload; 8010bce: 68fb ldr r3, [r7, #12] 8010bd0: 685b ldr r3, [r3, #4] 8010bd2: 637b str r3, [r7, #52] ; 0x34 iphdr = original_iphdr; 8010bd4: 6b7b ldr r3, [r7, #52] ; 0x34 8010bd6: 633b str r3, [r7, #48] ; 0x30 if (IPH_HL_BYTES(iphdr) != IP_HLEN) { 8010bd8: 6b3b ldr r3, [r7, #48] ; 0x30 8010bda: 781b ldrb r3, [r3, #0] 8010bdc: f003 030f and.w r3, r3, #15 8010be0: b2db uxtb r3, r3 8010be2: 009b lsls r3, r3, #2 8010be4: b2db uxtb r3, r3 8010be6: 2b14 cmp r3, #20 8010be8: d002 beq.n 8010bf0 /* ip4_frag() does not support IP options */ return ERR_VAL; 8010bea: f06f 0305 mvn.w r3, #5 8010bee: e110 b.n 8010e12 } LWIP_ERROR("ip4_frag(): pbuf too short", p->len >= IP_HLEN, return ERR_VAL); 8010bf0: 68fb ldr r3, [r7, #12] 8010bf2: 895b ldrh r3, [r3, #10] 8010bf4: 2b13 cmp r3, #19 8010bf6: d809 bhi.n 8010c0c 8010bf8: 4b88 ldr r3, [pc, #544] ; (8010e1c ) 8010bfa: f44f 723f mov.w r2, #764 ; 0x2fc 8010bfe: 4988 ldr r1, [pc, #544] ; (8010e20 ) 8010c00: 4888 ldr r0, [pc, #544] ; (8010e24 ) 8010c02: f000 fa51 bl 80110a8 8010c06: f06f 0305 mvn.w r3, #5 8010c0a: e102 b.n 8010e12 /* Save original offset */ tmp = lwip_ntohs(IPH_OFFSET(iphdr)); 8010c0c: 6b3b ldr r3, [r7, #48] ; 0x30 8010c0e: 88db ldrh r3, [r3, #6] 8010c10: b29b uxth r3, r3 8010c12: 4618 mov r0, r3 8010c14: f7f4 f966 bl 8004ee4 8010c18: 4603 mov r3, r0 8010c1a: 87bb strh r3, [r7, #60] ; 0x3c ofo = tmp & IP_OFFMASK; 8010c1c: 8fbb ldrh r3, [r7, #60] ; 0x3c 8010c1e: f3c3 030c ubfx r3, r3, #0, #13 8010c22: f8a7 3040 strh.w r3, [r7, #64] ; 0x40 /* already fragmented? if so, the last fragment we create must have MF, too */ mf_set = tmp & IP_MF; 8010c26: 8fbb ldrh r3, [r7, #60] ; 0x3c 8010c28: f403 5300 and.w r3, r3, #8192 ; 0x2000 8010c2c: 62fb str r3, [r7, #44] ; 0x2c left = (u16_t)(p->tot_len - IP_HLEN); 8010c2e: 68fb ldr r3, [r7, #12] 8010c30: 891b ldrh r3, [r3, #8] 8010c32: 3b14 subs r3, #20 8010c34: f8a7 3042 strh.w r3, [r7, #66] ; 0x42 while (left) { 8010c38: e0e1 b.n 8010dfe /* Fill this fragment */ fragsize = LWIP_MIN(left, (u16_t)(nfb * 8)); 8010c3a: 8f7b ldrh r3, [r7, #58] ; 0x3a 8010c3c: 00db lsls r3, r3, #3 8010c3e: b29b uxth r3, r3 8010c40: f8b7 2042 ldrh.w r2, [r7, #66] ; 0x42 8010c44: 4293 cmp r3, r2 8010c46: bf28 it cs 8010c48: 4613 movcs r3, r2 8010c4a: 857b strh r3, [r7, #42] ; 0x2a /* When not using a static buffer, create a chain of pbufs. * The first will be a PBUF_RAM holding the link and IP header. * The rest will be PBUF_REFs mirroring the pbuf chain to be fragged, * but limited to the size of an mtu. */ rambuf = pbuf_alloc(PBUF_LINK, IP_HLEN, PBUF_RAM); 8010c4c: f44f 7220 mov.w r2, #640 ; 0x280 8010c50: 2114 movs r1, #20 8010c52: 200e movs r0, #14 8010c54: f7f5 f9cc bl 8005ff0 8010c58: 6278 str r0, [r7, #36] ; 0x24 if (rambuf == NULL) { 8010c5a: 6a7b ldr r3, [r7, #36] ; 0x24 8010c5c: 2b00 cmp r3, #0 8010c5e: f000 80d5 beq.w 8010e0c goto memerr; } LWIP_ASSERT("this needs a pbuf in one piece!", 8010c62: 6a7b ldr r3, [r7, #36] ; 0x24 8010c64: 895b ldrh r3, [r3, #10] 8010c66: 2b13 cmp r3, #19 8010c68: d806 bhi.n 8010c78 8010c6a: 4b6c ldr r3, [pc, #432] ; (8010e1c ) 8010c6c: f44f 7249 mov.w r2, #804 ; 0x324 8010c70: 496d ldr r1, [pc, #436] ; (8010e28 ) 8010c72: 486c ldr r0, [pc, #432] ; (8010e24 ) 8010c74: f000 fa18 bl 80110a8 (rambuf->len >= (IP_HLEN))); SMEMCPY(rambuf->payload, original_iphdr, IP_HLEN); 8010c78: 6a7b ldr r3, [r7, #36] ; 0x24 8010c7a: 685b ldr r3, [r3, #4] 8010c7c: 2214 movs r2, #20 8010c7e: 6b79 ldr r1, [r7, #52] ; 0x34 8010c80: 4618 mov r0, r3 8010c82: f000 f9e1 bl 8011048 iphdr = (struct ip_hdr *)rambuf->payload; 8010c86: 6a7b ldr r3, [r7, #36] ; 0x24 8010c88: 685b ldr r3, [r3, #4] 8010c8a: 633b str r3, [r7, #48] ; 0x30 left_to_copy = fragsize; 8010c8c: 8d7b ldrh r3, [r7, #42] ; 0x2a 8010c8e: f8a7 3044 strh.w r3, [r7, #68] ; 0x44 while (left_to_copy) { 8010c92: e064 b.n 8010d5e struct pbuf_custom_ref *pcr; u16_t plen = (u16_t)(p->len - poff); 8010c94: 68fb ldr r3, [r7, #12] 8010c96: 895a ldrh r2, [r3, #10] 8010c98: 8ffb ldrh r3, [r7, #62] ; 0x3e 8010c9a: 1ad3 subs r3, r2, r3 8010c9c: 83fb strh r3, [r7, #30] LWIP_ASSERT("p->len >= poff", p->len >= poff); 8010c9e: 68fb ldr r3, [r7, #12] 8010ca0: 895b ldrh r3, [r3, #10] 8010ca2: 8ffa ldrh r2, [r7, #62] ; 0x3e 8010ca4: 429a cmp r2, r3 8010ca6: d906 bls.n 8010cb6 8010ca8: 4b5c ldr r3, [pc, #368] ; (8010e1c ) 8010caa: f240 322d movw r2, #813 ; 0x32d 8010cae: 495f ldr r1, [pc, #380] ; (8010e2c ) 8010cb0: 485c ldr r0, [pc, #368] ; (8010e24 ) 8010cb2: f000 f9f9 bl 80110a8 newpbuflen = LWIP_MIN(left_to_copy, plen); 8010cb6: 8bfa ldrh r2, [r7, #30] 8010cb8: f8b7 3044 ldrh.w r3, [r7, #68] ; 0x44 8010cbc: 4293 cmp r3, r2 8010cbe: bf28 it cs 8010cc0: 4613 movcs r3, r2 8010cc2: f8a7 3046 strh.w r3, [r7, #70] ; 0x46 /* Is this pbuf already empty? */ if (!newpbuflen) { 8010cc6: f8b7 3046 ldrh.w r3, [r7, #70] ; 0x46 8010cca: 2b00 cmp r3, #0 8010ccc: d105 bne.n 8010cda poff = 0; 8010cce: 2300 movs r3, #0 8010cd0: 87fb strh r3, [r7, #62] ; 0x3e p = p->next; 8010cd2: 68fb ldr r3, [r7, #12] 8010cd4: 681b ldr r3, [r3, #0] 8010cd6: 60fb str r3, [r7, #12] continue; 8010cd8: e041 b.n 8010d5e } pcr = ip_frag_alloc_pbuf_custom_ref(); 8010cda: f7ff ff0d bl 8010af8 8010cde: 61b8 str r0, [r7, #24] if (pcr == NULL) { 8010ce0: 69bb ldr r3, [r7, #24] 8010ce2: 2b00 cmp r3, #0 8010ce4: d103 bne.n 8010cee pbuf_free(rambuf); 8010ce6: 6a78 ldr r0, [r7, #36] ; 0x24 8010ce8: f7f5 fc66 bl 80065b8 goto memerr; 8010cec: e08f b.n 8010e0e } /* Mirror this pbuf, although we might not need all of it. */ newpbuf = pbuf_alloced_custom(PBUF_RAW, newpbuflen, PBUF_REF, &pcr->pc, 8010cee: 69b8 ldr r0, [r7, #24] (u8_t *)p->payload + poff, newpbuflen); 8010cf0: 68fb ldr r3, [r7, #12] 8010cf2: 685a ldr r2, [r3, #4] newpbuf = pbuf_alloced_custom(PBUF_RAW, newpbuflen, PBUF_REF, &pcr->pc, 8010cf4: 8ffb ldrh r3, [r7, #62] ; 0x3e 8010cf6: 4413 add r3, r2 8010cf8: f8b7 1046 ldrh.w r1, [r7, #70] ; 0x46 8010cfc: f8b7 2046 ldrh.w r2, [r7, #70] ; 0x46 8010d00: 9201 str r2, [sp, #4] 8010d02: 9300 str r3, [sp, #0] 8010d04: 4603 mov r3, r0 8010d06: 2241 movs r2, #65 ; 0x41 8010d08: 2000 movs r0, #0 8010d0a: f7f5 fa9b bl 8006244 8010d0e: 6178 str r0, [r7, #20] if (newpbuf == NULL) { 8010d10: 697b ldr r3, [r7, #20] 8010d12: 2b00 cmp r3, #0 8010d14: d106 bne.n 8010d24 ip_frag_free_pbuf_custom_ref(pcr); 8010d16: 69b8 ldr r0, [r7, #24] 8010d18: f7ff fef6 bl 8010b08 pbuf_free(rambuf); 8010d1c: 6a78 ldr r0, [r7, #36] ; 0x24 8010d1e: f7f5 fc4b bl 80065b8 goto memerr; 8010d22: e074 b.n 8010e0e } pbuf_ref(p); 8010d24: 68f8 ldr r0, [r7, #12] 8010d26: f7f5 fce7 bl 80066f8 pcr->original = p; 8010d2a: 69bb ldr r3, [r7, #24] 8010d2c: 68fa ldr r2, [r7, #12] 8010d2e: 615a str r2, [r3, #20] pcr->pc.custom_free_function = ipfrag_free_pbuf_custom; 8010d30: 69bb ldr r3, [r7, #24] 8010d32: 4a3f ldr r2, [pc, #252] ; (8010e30 ) 8010d34: 611a str r2, [r3, #16] /* Add it to end of rambuf's chain, but using pbuf_cat, not pbuf_chain * so that it is removed when pbuf_dechain is later called on rambuf. */ pbuf_cat(rambuf, newpbuf); 8010d36: 6979 ldr r1, [r7, #20] 8010d38: 6a78 ldr r0, [r7, #36] ; 0x24 8010d3a: f7f5 fcff bl 800673c left_to_copy = (u16_t)(left_to_copy - newpbuflen); 8010d3e: f8b7 2044 ldrh.w r2, [r7, #68] ; 0x44 8010d42: f8b7 3046 ldrh.w r3, [r7, #70] ; 0x46 8010d46: 1ad3 subs r3, r2, r3 8010d48: f8a7 3044 strh.w r3, [r7, #68] ; 0x44 if (left_to_copy) { 8010d4c: f8b7 3044 ldrh.w r3, [r7, #68] ; 0x44 8010d50: 2b00 cmp r3, #0 8010d52: d004 beq.n 8010d5e poff = 0; 8010d54: 2300 movs r3, #0 8010d56: 87fb strh r3, [r7, #62] ; 0x3e p = p->next; 8010d58: 68fb ldr r3, [r7, #12] 8010d5a: 681b ldr r3, [r3, #0] 8010d5c: 60fb str r3, [r7, #12] while (left_to_copy) { 8010d5e: f8b7 3044 ldrh.w r3, [r7, #68] ; 0x44 8010d62: 2b00 cmp r3, #0 8010d64: d196 bne.n 8010c94 } } poff = (u16_t)(poff + newpbuflen); 8010d66: 8ffa ldrh r2, [r7, #62] ; 0x3e 8010d68: f8b7 3046 ldrh.w r3, [r7, #70] ; 0x46 8010d6c: 4413 add r3, r2 8010d6e: 87fb strh r3, [r7, #62] ; 0x3e #endif /* LWIP_NETIF_TX_SINGLE_PBUF */ /* Correct header */ last = (left <= netif->mtu - IP_HLEN); 8010d70: 68bb ldr r3, [r7, #8] 8010d72: 8d1b ldrh r3, [r3, #40] ; 0x28 8010d74: f1a3 0213 sub.w r2, r3, #19 8010d78: f8b7 3042 ldrh.w r3, [r7, #66] ; 0x42 8010d7c: 429a cmp r2, r3 8010d7e: bfcc ite gt 8010d80: 2301 movgt r3, #1 8010d82: 2300 movle r3, #0 8010d84: b2db uxtb r3, r3 8010d86: 623b str r3, [r7, #32] /* Set new offset and MF flag */ tmp = (IP_OFFMASK & (ofo)); 8010d88: f8b7 3040 ldrh.w r3, [r7, #64] ; 0x40 8010d8c: f3c3 030c ubfx r3, r3, #0, #13 8010d90: 87bb strh r3, [r7, #60] ; 0x3c if (!last || mf_set) { 8010d92: 6a3b ldr r3, [r7, #32] 8010d94: 2b00 cmp r3, #0 8010d96: d002 beq.n 8010d9e 8010d98: 6afb ldr r3, [r7, #44] ; 0x2c 8010d9a: 2b00 cmp r3, #0 8010d9c: d003 beq.n 8010da6 /* the last fragment has MF set if the input frame had it */ tmp = tmp | IP_MF; 8010d9e: 8fbb ldrh r3, [r7, #60] ; 0x3c 8010da0: f443 5300 orr.w r3, r3, #8192 ; 0x2000 8010da4: 87bb strh r3, [r7, #60] ; 0x3c } IPH_OFFSET_SET(iphdr, lwip_htons(tmp)); 8010da6: 8fbb ldrh r3, [r7, #60] ; 0x3c 8010da8: 4618 mov r0, r3 8010daa: f7f4 f89b bl 8004ee4 8010dae: 4603 mov r3, r0 8010db0: 461a mov r2, r3 8010db2: 6b3b ldr r3, [r7, #48] ; 0x30 8010db4: 80da strh r2, [r3, #6] IPH_LEN_SET(iphdr, lwip_htons((u16_t)(fragsize + IP_HLEN))); 8010db6: 8d7b ldrh r3, [r7, #42] ; 0x2a 8010db8: 3314 adds r3, #20 8010dba: b29b uxth r3, r3 8010dbc: 4618 mov r0, r3 8010dbe: f7f4 f891 bl 8004ee4 8010dc2: 4603 mov r3, r0 8010dc4: 461a mov r2, r3 8010dc6: 6b3b ldr r3, [r7, #48] ; 0x30 8010dc8: 805a strh r2, [r3, #2] IPH_CHKSUM_SET(iphdr, 0); 8010dca: 6b3b ldr r3, [r7, #48] ; 0x30 8010dcc: 2200 movs r2, #0 8010dce: 729a strb r2, [r3, #10] 8010dd0: 2200 movs r2, #0 8010dd2: 72da strb r2, [r3, #11] #endif /* CHECKSUM_GEN_IP */ /* No need for separate header pbuf - we allowed room for it in rambuf * when allocated. */ netif->output(netif, rambuf, dest); 8010dd4: 68bb ldr r3, [r7, #8] 8010dd6: 695b ldr r3, [r3, #20] 8010dd8: 687a ldr r2, [r7, #4] 8010dda: 6a79 ldr r1, [r7, #36] ; 0x24 8010ddc: 68b8 ldr r0, [r7, #8] 8010dde: 4798 blx r3 * recreate it next time round the loop. If we're lucky the hardware * will have already sent the packet, the free will really free, and * there will be zero memory penalty. */ pbuf_free(rambuf); 8010de0: 6a78 ldr r0, [r7, #36] ; 0x24 8010de2: f7f5 fbe9 bl 80065b8 left = (u16_t)(left - fragsize); 8010de6: f8b7 2042 ldrh.w r2, [r7, #66] ; 0x42 8010dea: 8d7b ldrh r3, [r7, #42] ; 0x2a 8010dec: 1ad3 subs r3, r2, r3 8010dee: f8a7 3042 strh.w r3, [r7, #66] ; 0x42 ofo = (u16_t)(ofo + nfb); 8010df2: f8b7 2040 ldrh.w r2, [r7, #64] ; 0x40 8010df6: 8f7b ldrh r3, [r7, #58] ; 0x3a 8010df8: 4413 add r3, r2 8010dfa: f8a7 3040 strh.w r3, [r7, #64] ; 0x40 while (left) { 8010dfe: f8b7 3042 ldrh.w r3, [r7, #66] ; 0x42 8010e02: 2b00 cmp r3, #0 8010e04: f47f af19 bne.w 8010c3a } MIB2_STATS_INC(mib2.ipfragoks); return ERR_OK; 8010e08: 2300 movs r3, #0 8010e0a: e002 b.n 8010e12 goto memerr; 8010e0c: bf00 nop memerr: MIB2_STATS_INC(mib2.ipfragfails); return ERR_MEM; 8010e0e: f04f 33ff mov.w r3, #4294967295 } 8010e12: 4618 mov r0, r3 8010e14: 3748 adds r7, #72 ; 0x48 8010e16: 46bd mov sp, r7 8010e18: bd80 pop {r7, pc} 8010e1a: bf00 nop 8010e1c: 08018714 .word 0x08018714 8010e20: 080188f0 .word 0x080188f0 8010e24: 0801875c .word 0x0801875c 8010e28: 0801890c .word 0x0801890c 8010e2c: 0801892c .word 0x0801892c 8010e30: 08010b41 .word 0x08010b41 08010e34 : * @see ETHARP_SUPPORT_VLAN * @see LWIP_HOOK_VLAN_CHECK */ err_t ethernet_input(struct pbuf *p, struct netif *netif) { 8010e34: b580 push {r7, lr} 8010e36: b086 sub sp, #24 8010e38: af00 add r7, sp, #0 8010e3a: 6078 str r0, [r7, #4] 8010e3c: 6039 str r1, [r7, #0] struct eth_hdr *ethhdr; u16_t type; #if LWIP_ARP || ETHARP_SUPPORT_VLAN || LWIP_IPV6 u16_t next_hdr_offset = SIZEOF_ETH_HDR; 8010e3e: 230e movs r3, #14 8010e40: 82fb strh r3, [r7, #22] #endif /* LWIP_ARP || ETHARP_SUPPORT_VLAN */ LWIP_ASSERT_CORE_LOCKED(); if (p->len <= SIZEOF_ETH_HDR) { 8010e42: 687b ldr r3, [r7, #4] 8010e44: 895b ldrh r3, [r3, #10] 8010e46: 2b0e cmp r3, #14 8010e48: d96e bls.n 8010f28 ETHARP_STATS_INC(etharp.drop); MIB2_STATS_NETIF_INC(netif, ifinerrors); goto free_and_return; } if (p->if_idx == NETIF_NO_INDEX) { 8010e4a: 687b ldr r3, [r7, #4] 8010e4c: 7bdb ldrb r3, [r3, #15] 8010e4e: 2b00 cmp r3, #0 8010e50: d106 bne.n 8010e60 p->if_idx = netif_get_index(netif); 8010e52: 683b ldr r3, [r7, #0] 8010e54: f893 3034 ldrb.w r3, [r3, #52] ; 0x34 8010e58: 3301 adds r3, #1 8010e5a: b2da uxtb r2, r3 8010e5c: 687b ldr r3, [r7, #4] 8010e5e: 73da strb r2, [r3, #15] } /* points to packet payload, which starts with an Ethernet header */ ethhdr = (struct eth_hdr *)p->payload; 8010e60: 687b ldr r3, [r7, #4] 8010e62: 685b ldr r3, [r3, #4] 8010e64: 613b str r3, [r7, #16] (unsigned char)ethhdr->dest.addr[3], (unsigned char)ethhdr->dest.addr[4], (unsigned char)ethhdr->dest.addr[5], (unsigned char)ethhdr->src.addr[0], (unsigned char)ethhdr->src.addr[1], (unsigned char)ethhdr->src.addr[2], (unsigned char)ethhdr->src.addr[3], (unsigned char)ethhdr->src.addr[4], (unsigned char)ethhdr->src.addr[5], lwip_htons(ethhdr->type))); type = ethhdr->type; 8010e66: 693b ldr r3, [r7, #16] 8010e68: 7b1a ldrb r2, [r3, #12] 8010e6a: 7b5b ldrb r3, [r3, #13] 8010e6c: 021b lsls r3, r3, #8 8010e6e: 4313 orrs r3, r2 8010e70: 81fb strh r3, [r7, #14] #if LWIP_ARP_FILTER_NETIF netif = LWIP_ARP_FILTER_NETIF_FN(p, netif, lwip_htons(type)); #endif /* LWIP_ARP_FILTER_NETIF*/ if (ethhdr->dest.addr[0] & 1) { 8010e72: 693b ldr r3, [r7, #16] 8010e74: 781b ldrb r3, [r3, #0] 8010e76: f003 0301 and.w r3, r3, #1 8010e7a: 2b00 cmp r3, #0 8010e7c: d023 beq.n 8010ec6 /* this might be a multicast or broadcast packet */ if (ethhdr->dest.addr[0] == LL_IP4_MULTICAST_ADDR_0) { 8010e7e: 693b ldr r3, [r7, #16] 8010e80: 781b ldrb r3, [r3, #0] 8010e82: 2b01 cmp r3, #1 8010e84: d10f bne.n 8010ea6 #if LWIP_IPV4 if ((ethhdr->dest.addr[1] == LL_IP4_MULTICAST_ADDR_1) && 8010e86: 693b ldr r3, [r7, #16] 8010e88: 785b ldrb r3, [r3, #1] 8010e8a: 2b00 cmp r3, #0 8010e8c: d11b bne.n 8010ec6 (ethhdr->dest.addr[2] == LL_IP4_MULTICAST_ADDR_2)) { 8010e8e: 693b ldr r3, [r7, #16] 8010e90: 789b ldrb r3, [r3, #2] if ((ethhdr->dest.addr[1] == LL_IP4_MULTICAST_ADDR_1) && 8010e92: 2b5e cmp r3, #94 ; 0x5e 8010e94: d117 bne.n 8010ec6 /* mark the pbuf as link-layer multicast */ p->flags |= PBUF_FLAG_LLMCAST; 8010e96: 687b ldr r3, [r7, #4] 8010e98: 7b5b ldrb r3, [r3, #13] 8010e9a: f043 0310 orr.w r3, r3, #16 8010e9e: b2da uxtb r2, r3 8010ea0: 687b ldr r3, [r7, #4] 8010ea2: 735a strb r2, [r3, #13] 8010ea4: e00f b.n 8010ec6 (ethhdr->dest.addr[1] == LL_IP6_MULTICAST_ADDR_1)) { /* mark the pbuf as link-layer multicast */ p->flags |= PBUF_FLAG_LLMCAST; } #endif /* LWIP_IPV6 */ else if (eth_addr_cmp(ðhdr->dest, ðbroadcast)) { 8010ea6: 693b ldr r3, [r7, #16] 8010ea8: 2206 movs r2, #6 8010eaa: 4928 ldr r1, [pc, #160] ; (8010f4c ) 8010eac: 4618 mov r0, r3 8010eae: f000 f8bb bl 8011028 8010eb2: 4603 mov r3, r0 8010eb4: 2b00 cmp r3, #0 8010eb6: d106 bne.n 8010ec6 /* mark the pbuf as link-layer broadcast */ p->flags |= PBUF_FLAG_LLBCAST; 8010eb8: 687b ldr r3, [r7, #4] 8010eba: 7b5b ldrb r3, [r3, #13] 8010ebc: f043 0308 orr.w r3, r3, #8 8010ec0: b2da uxtb r2, r3 8010ec2: 687b ldr r3, [r7, #4] 8010ec4: 735a strb r2, [r3, #13] } } switch (type) { 8010ec6: 89fb ldrh r3, [r7, #14] 8010ec8: 2b08 cmp r3, #8 8010eca: d003 beq.n 8010ed4 8010ecc: f5b3 6fc1 cmp.w r3, #1544 ; 0x608 8010ed0: d014 beq.n 8010efc } #endif ETHARP_STATS_INC(etharp.proterr); ETHARP_STATS_INC(etharp.drop); MIB2_STATS_NETIF_INC(netif, ifinunknownprotos); goto free_and_return; 8010ed2: e032 b.n 8010f3a if (!(netif->flags & NETIF_FLAG_ETHARP)) { 8010ed4: 683b ldr r3, [r7, #0] 8010ed6: f893 3031 ldrb.w r3, [r3, #49] ; 0x31 8010eda: f003 0308 and.w r3, r3, #8 8010ede: 2b00 cmp r3, #0 8010ee0: d024 beq.n 8010f2c if (pbuf_remove_header(p, next_hdr_offset)) { 8010ee2: 8afb ldrh r3, [r7, #22] 8010ee4: 4619 mov r1, r3 8010ee6: 6878 ldr r0, [r7, #4] 8010ee8: f7f5 fae0 bl 80064ac 8010eec: 4603 mov r3, r0 8010eee: 2b00 cmp r3, #0 8010ef0: d11e bne.n 8010f30 ip4_input(p, netif); 8010ef2: 6839 ldr r1, [r7, #0] 8010ef4: 6878 ldr r0, [r7, #4] 8010ef6: f7fe fdc5 bl 800fa84 break; 8010efa: e013 b.n 8010f24 if (!(netif->flags & NETIF_FLAG_ETHARP)) { 8010efc: 683b ldr r3, [r7, #0] 8010efe: f893 3031 ldrb.w r3, [r3, #49] ; 0x31 8010f02: f003 0308 and.w r3, r3, #8 8010f06: 2b00 cmp r3, #0 8010f08: d014 beq.n 8010f34 if (pbuf_remove_header(p, next_hdr_offset)) { 8010f0a: 8afb ldrh r3, [r7, #22] 8010f0c: 4619 mov r1, r3 8010f0e: 6878 ldr r0, [r7, #4] 8010f10: f7f5 facc bl 80064ac 8010f14: 4603 mov r3, r0 8010f16: 2b00 cmp r3, #0 8010f18: d10e bne.n 8010f38 etharp_input(p, netif); 8010f1a: 6839 ldr r1, [r7, #0] 8010f1c: 6878 ldr r0, [r7, #4] 8010f1e: f7fd ff61 bl 800ede4 break; 8010f22: bf00 nop } /* This means the pbuf is freed or consumed, so the caller doesn't have to free it again */ return ERR_OK; 8010f24: 2300 movs r3, #0 8010f26: e00c b.n 8010f42 goto free_and_return; 8010f28: bf00 nop 8010f2a: e006 b.n 8010f3a goto free_and_return; 8010f2c: bf00 nop 8010f2e: e004 b.n 8010f3a goto free_and_return; 8010f30: bf00 nop 8010f32: e002 b.n 8010f3a goto free_and_return; 8010f34: bf00 nop 8010f36: e000 b.n 8010f3a goto free_and_return; 8010f38: bf00 nop free_and_return: pbuf_free(p); 8010f3a: 6878 ldr r0, [r7, #4] 8010f3c: f7f5 fb3c bl 80065b8 return ERR_OK; 8010f40: 2300 movs r3, #0 } 8010f42: 4618 mov r0, r3 8010f44: 3718 adds r7, #24 8010f46: 46bd mov sp, r7 8010f48: bd80 pop {r7, pc} 8010f4a: bf00 nop 8010f4c: 08018ad4 .word 0x08018ad4 08010f50 : * @return ERR_OK if the packet was sent, any other err_t on failure */ err_t ethernet_output(struct netif * netif, struct pbuf * p, const struct eth_addr * src, const struct eth_addr * dst, u16_t eth_type) { 8010f50: b580 push {r7, lr} 8010f52: b086 sub sp, #24 8010f54: af00 add r7, sp, #0 8010f56: 60f8 str r0, [r7, #12] 8010f58: 60b9 str r1, [r7, #8] 8010f5a: 607a str r2, [r7, #4] 8010f5c: 603b str r3, [r7, #0] struct eth_hdr *ethhdr; u16_t eth_type_be = lwip_htons(eth_type); 8010f5e: 8c3b ldrh r3, [r7, #32] 8010f60: 4618 mov r0, r3 8010f62: f7f3 ffbf bl 8004ee4 8010f66: 4603 mov r3, r0 8010f68: 82fb strh r3, [r7, #22] eth_type_be = PP_HTONS(ETHTYPE_VLAN); } else #endif /* ETHARP_SUPPORT_VLAN && defined(LWIP_HOOK_VLAN_SET) */ { if (pbuf_add_header(p, SIZEOF_ETH_HDR) != 0) { 8010f6a: 210e movs r1, #14 8010f6c: 68b8 ldr r0, [r7, #8] 8010f6e: f7f5 fa8d bl 800648c 8010f72: 4603 mov r3, r0 8010f74: 2b00 cmp r3, #0 8010f76: d125 bne.n 8010fc4 } } LWIP_ASSERT_CORE_LOCKED(); ethhdr = (struct eth_hdr *)p->payload; 8010f78: 68bb ldr r3, [r7, #8] 8010f7a: 685b ldr r3, [r3, #4] 8010f7c: 613b str r3, [r7, #16] ethhdr->type = eth_type_be; 8010f7e: 693b ldr r3, [r7, #16] 8010f80: 8afa ldrh r2, [r7, #22] 8010f82: 819a strh r2, [r3, #12] SMEMCPY(ðhdr->dest, dst, ETH_HWADDR_LEN); 8010f84: 693b ldr r3, [r7, #16] 8010f86: 2206 movs r2, #6 8010f88: 6839 ldr r1, [r7, #0] 8010f8a: 4618 mov r0, r3 8010f8c: f000 f85c bl 8011048 SMEMCPY(ðhdr->src, src, ETH_HWADDR_LEN); 8010f90: 693b ldr r3, [r7, #16] 8010f92: 3306 adds r3, #6 8010f94: 2206 movs r2, #6 8010f96: 6879 ldr r1, [r7, #4] 8010f98: 4618 mov r0, r3 8010f9a: f000 f855 bl 8011048 LWIP_ASSERT("netif->hwaddr_len must be 6 for ethernet_output!", 8010f9e: 68fb ldr r3, [r7, #12] 8010fa0: f893 3030 ldrb.w r3, [r3, #48] ; 0x30 8010fa4: 2b06 cmp r3, #6 8010fa6: d006 beq.n 8010fb6 8010fa8: 4b0a ldr r3, [pc, #40] ; (8010fd4 ) 8010faa: f44f 7299 mov.w r2, #306 ; 0x132 8010fae: 490a ldr r1, [pc, #40] ; (8010fd8 ) 8010fb0: 480a ldr r0, [pc, #40] ; (8010fdc ) 8010fb2: f000 f879 bl 80110a8 (netif->hwaddr_len == ETH_HWADDR_LEN)); LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE, ("ethernet_output: sending packet %p\n", (void *)p)); /* send the packet */ return netif->linkoutput(netif, p); 8010fb6: 68fb ldr r3, [r7, #12] 8010fb8: 699b ldr r3, [r3, #24] 8010fba: 68b9 ldr r1, [r7, #8] 8010fbc: 68f8 ldr r0, [r7, #12] 8010fbe: 4798 blx r3 8010fc0: 4603 mov r3, r0 8010fc2: e002 b.n 8010fca goto pbuf_header_failed; 8010fc4: bf00 nop pbuf_header_failed: LWIP_DEBUGF(ETHARP_DEBUG | LWIP_DBG_TRACE | LWIP_DBG_LEVEL_SERIOUS, ("ethernet_output: could not allocate room for header.\n")); LINK_STATS_INC(link.lenerr); return ERR_BUF; 8010fc6: f06f 0301 mvn.w r3, #1 } 8010fca: 4618 mov r0, r3 8010fcc: 3718 adds r7, #24 8010fce: 46bd mov sp, r7 8010fd0: bd80 pop {r7, pc} 8010fd2: bf00 nop 8010fd4: 0801893c .word 0x0801893c 8010fd8: 08018974 .word 0x08018974 8010fdc: 080189a8 .word 0x080189a8 08010fe0 <__libc_init_array>: 8010fe0: b570 push {r4, r5, r6, lr} 8010fe2: 4d0d ldr r5, [pc, #52] ; (8011018 <__libc_init_array+0x38>) 8010fe4: 4c0d ldr r4, [pc, #52] ; (801101c <__libc_init_array+0x3c>) 8010fe6: 1b64 subs r4, r4, r5 8010fe8: 10a4 asrs r4, r4, #2 8010fea: 2600 movs r6, #0 8010fec: 42a6 cmp r6, r4 8010fee: d109 bne.n 8011004 <__libc_init_array+0x24> 8010ff0: 4d0b ldr r5, [pc, #44] ; (8011020 <__libc_init_array+0x40>) 8010ff2: 4c0c ldr r4, [pc, #48] ; (8011024 <__libc_init_array+0x44>) 8010ff4: f004 fdc8 bl 8015b88 <_init> 8010ff8: 1b64 subs r4, r4, r5 8010ffa: 10a4 asrs r4, r4, #2 8010ffc: 2600 movs r6, #0 8010ffe: 42a6 cmp r6, r4 8011000: d105 bne.n 801100e <__libc_init_array+0x2e> 8011002: bd70 pop {r4, r5, r6, pc} 8011004: f855 3b04 ldr.w r3, [r5], #4 8011008: 4798 blx r3 801100a: 3601 adds r6, #1 801100c: e7ee b.n 8010fec <__libc_init_array+0xc> 801100e: f855 3b04 ldr.w r3, [r5], #4 8011012: 4798 blx r3 8011014: 3601 adds r6, #1 8011016: e7f2 b.n 8010ffe <__libc_init_array+0x1e> 8011018: 08018e84 .word 0x08018e84 801101c: 08018e84 .word 0x08018e84 8011020: 08018e84 .word 0x08018e84 8011024: 08018e8c .word 0x08018e8c 08011028 : 8011028: b510 push {r4, lr} 801102a: 3901 subs r1, #1 801102c: 4402 add r2, r0 801102e: 4290 cmp r0, r2 8011030: d101 bne.n 8011036 8011032: 2000 movs r0, #0 8011034: e005 b.n 8011042 8011036: 7803 ldrb r3, [r0, #0] 8011038: f811 4f01 ldrb.w r4, [r1, #1]! 801103c: 42a3 cmp r3, r4 801103e: d001 beq.n 8011044 8011040: 1b18 subs r0, r3, r4 8011042: bd10 pop {r4, pc} 8011044: 3001 adds r0, #1 8011046: e7f2 b.n 801102e 08011048 : 8011048: 440a add r2, r1 801104a: 4291 cmp r1, r2 801104c: f100 33ff add.w r3, r0, #4294967295 8011050: d100 bne.n 8011054 8011052: 4770 bx lr 8011054: b510 push {r4, lr} 8011056: f811 4b01 ldrb.w r4, [r1], #1 801105a: f803 4f01 strb.w r4, [r3, #1]! 801105e: 4291 cmp r1, r2 8011060: d1f9 bne.n 8011056 8011062: bd10 pop {r4, pc} 08011064 : 8011064: 4288 cmp r0, r1 8011066: b510 push {r4, lr} 8011068: eb01 0402 add.w r4, r1, r2 801106c: d902 bls.n 8011074 801106e: 4284 cmp r4, r0 8011070: 4623 mov r3, r4 8011072: d807 bhi.n 8011084 8011074: 1e43 subs r3, r0, #1 8011076: 42a1 cmp r1, r4 8011078: d008 beq.n 801108c 801107a: f811 2b01 ldrb.w r2, [r1], #1 801107e: f803 2f01 strb.w r2, [r3, #1]! 8011082: e7f8 b.n 8011076 8011084: 4402 add r2, r0 8011086: 4601 mov r1, r0 8011088: 428a cmp r2, r1 801108a: d100 bne.n 801108e 801108c: bd10 pop {r4, pc} 801108e: f813 4d01 ldrb.w r4, [r3, #-1]! 8011092: f802 4d01 strb.w r4, [r2, #-1]! 8011096: e7f7 b.n 8011088 08011098 : 8011098: 4402 add r2, r0 801109a: 4603 mov r3, r0 801109c: 4293 cmp r3, r2 801109e: d100 bne.n 80110a2 80110a0: 4770 bx lr 80110a2: f803 1b01 strb.w r1, [r3], #1 80110a6: e7f9 b.n 801109c 080110a8 : 80110a8: b40f push {r0, r1, r2, r3} 80110aa: b507 push {r0, r1, r2, lr} 80110ac: 4906 ldr r1, [pc, #24] ; (80110c8 ) 80110ae: ab04 add r3, sp, #16 80110b0: 6808 ldr r0, [r1, #0] 80110b2: f853 2b04 ldr.w r2, [r3], #4 80110b6: 6881 ldr r1, [r0, #8] 80110b8: 9301 str r3, [sp, #4] 80110ba: f000 f825 bl 8011108 <_vfprintf_r> 80110be: b003 add sp, #12 80110c0: f85d eb04 ldr.w lr, [sp], #4 80110c4: b004 add sp, #16 80110c6: 4770 bx lr 80110c8: 20000030 .word 0x20000030 080110cc : 80110cc: 4b0a ldr r3, [pc, #40] ; (80110f8 ) 80110ce: 4a0b ldr r2, [pc, #44] ; (80110fc ) 80110d0: 490b ldr r1, [pc, #44] ; (8011100 ) 80110d2: b510 push {r4, lr} 80110d4: 681c ldr r4, [r3, #0] 80110d6: f8d4 00a8 ldr.w r0, [r4, #168] ; 0xa8 80110da: f8d4 30ac ldr.w r3, [r4, #172] ; 0xac 80110de: 4342 muls r2, r0 80110e0: fb01 2203 mla r2, r1, r3, r2 80110e4: fba0 0101 umull r0, r1, r0, r1 80110e8: 1c43 adds r3, r0, #1 80110ea: eb42 0001 adc.w r0, r2, r1 80110ee: e9c4 302a strd r3, r0, [r4, #168] ; 0xa8 80110f2: f020 4000 bic.w r0, r0, #2147483648 ; 0x80000000 80110f6: bd10 pop {r4, pc} 80110f8: 20000030 .word 0x20000030 80110fc: 5851f42d .word 0x5851f42d 8011100: 4c957f2d .word 0x4c957f2d 8011104: 00000000 .word 0x00000000 08011108 <_vfprintf_r>: 8011108: e92d 4ff0 stmdb sp!, {r4, r5, r6, r7, r8, r9, sl, fp, lr} 801110c: ed2d 8b04 vpush {d8-d9} 8011110: b0cf sub sp, #316 ; 0x13c 8011112: 4689 mov r9, r1 8011114: 4690 mov r8, r2 8011116: 461c mov r4, r3 8011118: 461e mov r6, r3 801111a: 4682 mov sl, r0 801111c: f002 fbaa bl 8013874 <_localeconv_r> 8011120: 6803 ldr r3, [r0, #0] 8011122: 9313 str r3, [sp, #76] ; 0x4c 8011124: 4618 mov r0, r3 8011126: f7ef f863 bl 80001f0 801112a: 900e str r0, [sp, #56] ; 0x38 801112c: f1ba 0f00 cmp.w sl, #0 8011130: d005 beq.n 801113e <_vfprintf_r+0x36> 8011132: f8da 3038 ldr.w r3, [sl, #56] ; 0x38 8011136: b913 cbnz r3, 801113e <_vfprintf_r+0x36> 8011138: 4650 mov r0, sl 801113a: f002 fa2b bl 8013594 <__sinit> 801113e: f8d9 3064 ldr.w r3, [r9, #100] ; 0x64 8011142: 07d8 lsls r0, r3, #31 8011144: d407 bmi.n 8011156 <_vfprintf_r+0x4e> 8011146: f8b9 300c ldrh.w r3, [r9, #12] 801114a: 0599 lsls r1, r3, #22 801114c: d403 bmi.n 8011156 <_vfprintf_r+0x4e> 801114e: f8d9 0058 ldr.w r0, [r9, #88] ; 0x58 8011152: f002 fb95 bl 8013880 <__retarget_lock_acquire_recursive> 8011156: f9b9 300c ldrsh.w r3, [r9, #12] 801115a: 049a lsls r2, r3, #18 801115c: d409 bmi.n 8011172 <_vfprintf_r+0x6a> 801115e: f443 5300 orr.w r3, r3, #8192 ; 0x2000 8011162: f8a9 300c strh.w r3, [r9, #12] 8011166: f8d9 3064 ldr.w r3, [r9, #100] ; 0x64 801116a: f423 5300 bic.w r3, r3, #8192 ; 0x2000 801116e: f8c9 3064 str.w r3, [r9, #100] ; 0x64 8011172: f8b9 300c ldrh.w r3, [r9, #12] 8011176: 071b lsls r3, r3, #28 8011178: d502 bpl.n 8011180 <_vfprintf_r+0x78> 801117a: f8d9 3010 ldr.w r3, [r9, #16] 801117e: b9d3 cbnz r3, 80111b6 <_vfprintf_r+0xae> 8011180: 4649 mov r1, r9 8011182: 4650 mov r0, sl 8011184: f001 fa3a bl 80125fc <__swsetup_r> 8011188: b1a8 cbz r0, 80111b6 <_vfprintf_r+0xae> 801118a: f8d9 3064 ldr.w r3, [r9, #100] ; 0x64 801118e: 07df lsls r7, r3, #31 8011190: d508 bpl.n 80111a4 <_vfprintf_r+0x9c> 8011192: f04f 33ff mov.w r3, #4294967295 8011196: 930f str r3, [sp, #60] ; 0x3c 8011198: 980f ldr r0, [sp, #60] ; 0x3c 801119a: b04f add sp, #316 ; 0x13c 801119c: ecbd 8b04 vpop {d8-d9} 80111a0: e8bd 8ff0 ldmia.w sp!, {r4, r5, r6, r7, r8, r9, sl, fp, pc} 80111a4: f8b9 300c ldrh.w r3, [r9, #12] 80111a8: 059e lsls r6, r3, #22 80111aa: d4f2 bmi.n 8011192 <_vfprintf_r+0x8a> 80111ac: f8d9 0058 ldr.w r0, [r9, #88] ; 0x58 80111b0: f002 fb67 bl 8013882 <__retarget_lock_release_recursive> 80111b4: e7ed b.n 8011192 <_vfprintf_r+0x8a> 80111b6: f8b9 300c ldrh.w r3, [r9, #12] 80111ba: f003 021a and.w r2, r3, #26 80111be: 2a0a cmp r2, #10 80111c0: d118 bne.n 80111f4 <_vfprintf_r+0xec> 80111c2: f9b9 200e ldrsh.w r2, [r9, #14] 80111c6: 2a00 cmp r2, #0 80111c8: db14 blt.n 80111f4 <_vfprintf_r+0xec> 80111ca: f8d9 2064 ldr.w r2, [r9, #100] ; 0x64 80111ce: 07d5 lsls r5, r2, #31 80111d0: d405 bmi.n 80111de <_vfprintf_r+0xd6> 80111d2: 0598 lsls r0, r3, #22 80111d4: d403 bmi.n 80111de <_vfprintf_r+0xd6> 80111d6: f8d9 0058 ldr.w r0, [r9, #88] ; 0x58 80111da: f002 fb52 bl 8013882 <__retarget_lock_release_recursive> 80111de: 4623 mov r3, r4 80111e0: 4642 mov r2, r8 80111e2: 4649 mov r1, r9 80111e4: 4650 mov r0, sl 80111e6: b04f add sp, #316 ; 0x13c 80111e8: ecbd 8b04 vpop {d8-d9} 80111ec: e8bd 4ff0 ldmia.w sp!, {r4, r5, r6, r7, r8, r9, sl, fp, lr} 80111f0: f001 b9c4 b.w 801257c <__sbprintf> 80111f4: ed9f 7b92 vldr d7, [pc, #584] ; 8011440 <_vfprintf_r+0x338> 80111f8: 2500 movs r5, #0 80111fa: e9cd 5523 strd r5, r5, [sp, #140] ; 0x8c 80111fe: ed8d 7b0c vstr d7, [sp, #48] ; 0x30 8011202: e9cd 5515 strd r5, r5, [sp, #84] ; 0x54 8011206: ac25 add r4, sp, #148 ; 0x94 8011208: 9422 str r4, [sp, #136] ; 0x88 801120a: 9505 str r5, [sp, #20] 801120c: 950a str r5, [sp, #40] ; 0x28 801120e: 9512 str r5, [sp, #72] ; 0x48 8011210: 9514 str r5, [sp, #80] ; 0x50 8011212: 950f str r5, [sp, #60] ; 0x3c 8011214: 4643 mov r3, r8 8011216: 461d mov r5, r3 8011218: f813 2b01 ldrb.w r2, [r3], #1 801121c: b10a cbz r2, 8011222 <_vfprintf_r+0x11a> 801121e: 2a25 cmp r2, #37 ; 0x25 8011220: d1f9 bne.n 8011216 <_vfprintf_r+0x10e> 8011222: ebb5 0708 subs.w r7, r5, r8 8011226: d00d beq.n 8011244 <_vfprintf_r+0x13c> 8011228: 9b24 ldr r3, [sp, #144] ; 0x90 801122a: 443b add r3, r7 801122c: 9324 str r3, [sp, #144] ; 0x90 801122e: 9b23 ldr r3, [sp, #140] ; 0x8c 8011230: 3301 adds r3, #1 8011232: 2b07 cmp r3, #7 8011234: e9c4 8700 strd r8, r7, [r4] 8011238: 9323 str r3, [sp, #140] ; 0x8c 801123a: dc79 bgt.n 8011330 <_vfprintf_r+0x228> 801123c: 3408 adds r4, #8 801123e: 9b0f ldr r3, [sp, #60] ; 0x3c 8011240: 443b add r3, r7 8011242: 930f str r3, [sp, #60] ; 0x3c 8011244: 782b ldrb r3, [r5, #0] 8011246: 2b00 cmp r3, #0 8011248: f001 8154 beq.w 80124f4 <_vfprintf_r+0x13ec> 801124c: 2300 movs r3, #0 801124e: f04f 32ff mov.w r2, #4294967295 8011252: 3501 adds r5, #1 8011254: f88d 306b strb.w r3, [sp, #107] ; 0x6b 8011258: 9204 str r2, [sp, #16] 801125a: 9310 str r3, [sp, #64] ; 0x40 801125c: 469b mov fp, r3 801125e: 270a movs r7, #10 8011260: 212b movs r1, #43 ; 0x2b 8011262: 462b mov r3, r5 8011264: f813 2b01 ldrb.w r2, [r3], #1 8011268: 9206 str r2, [sp, #24] 801126a: 930b str r3, [sp, #44] ; 0x2c 801126c: 9b06 ldr r3, [sp, #24] 801126e: 3b20 subs r3, #32 8011270: 2b5a cmp r3, #90 ; 0x5a 8011272: f200 85c8 bhi.w 8011e06 <_vfprintf_r+0xcfe> 8011276: e8df f013 tbh [pc, r3, lsl #1] 801127a: 007e .short 0x007e 801127c: 05c605c6 .word 0x05c605c6 8011280: 05c60086 .word 0x05c60086 8011284: 05c605c6 .word 0x05c605c6 8011288: 05c60065 .word 0x05c60065 801128c: 008905c6 .word 0x008905c6 8011290: 05c60093 .word 0x05c60093 8011294: 00960090 .word 0x00960090 8011298: 00b205c6 .word 0x00b205c6 801129c: 00b500b5 .word 0x00b500b5 80112a0: 00b500b5 .word 0x00b500b5 80112a4: 00b500b5 .word 0x00b500b5 80112a8: 00b500b5 .word 0x00b500b5 80112ac: 05c600b5 .word 0x05c600b5 80112b0: 05c605c6 .word 0x05c605c6 80112b4: 05c605c6 .word 0x05c605c6 80112b8: 05c605c6 .word 0x05c605c6 80112bc: 05c6012a .word 0x05c6012a 80112c0: 00fa00e7 .word 0x00fa00e7 80112c4: 012a012a .word 0x012a012a 80112c8: 05c6012a .word 0x05c6012a 80112cc: 05c605c6 .word 0x05c605c6 80112d0: 00c505c6 .word 0x00c505c6 80112d4: 05c605c6 .word 0x05c605c6 80112d8: 05c604a0 .word 0x05c604a0 80112dc: 05c605c6 .word 0x05c605c6 80112e0: 05c604ea .word 0x05c604ea 80112e4: 05c6050b .word 0x05c6050b 80112e8: 052d05c6 .word 0x052d05c6 80112ec: 05c605c6 .word 0x05c605c6 80112f0: 05c605c6 .word 0x05c605c6 80112f4: 05c605c6 .word 0x05c605c6 80112f8: 05c605c6 .word 0x05c605c6 80112fc: 05c6012a .word 0x05c6012a 8011300: 00fc00e7 .word 0x00fc00e7 8011304: 012a012a .word 0x012a012a 8011308: 00c8012a .word 0x00c8012a 801130c: 00dc00fc .word 0x00dc00fc 8011310: 00d505c6 .word 0x00d505c6 8011314: 047b05c6 .word 0x047b05c6 8011318: 04d804a2 .word 0x04d804a2 801131c: 05c600dc .word 0x05c600dc 8011320: 007c04ea .word 0x007c04ea 8011324: 05c6050d .word 0x05c6050d 8011328: 054c05c6 .word 0x054c05c6 801132c: 007c05c6 .word 0x007c05c6 8011330: aa22 add r2, sp, #136 ; 0x88 8011332: 4649 mov r1, r9 8011334: 4650 mov r0, sl 8011336: f003 f93a bl 80145ae <__sprint_r> 801133a: 2800 cmp r0, #0 801133c: f040 8135 bne.w 80115aa <_vfprintf_r+0x4a2> 8011340: ac25 add r4, sp, #148 ; 0x94 8011342: e77c b.n 801123e <_vfprintf_r+0x136> 8011344: 4650 mov r0, sl 8011346: f002 fa95 bl 8013874 <_localeconv_r> 801134a: 6843 ldr r3, [r0, #4] 801134c: 9314 str r3, [sp, #80] ; 0x50 801134e: 4618 mov r0, r3 8011350: f7ee ff4e bl 80001f0 8011354: 9012 str r0, [sp, #72] ; 0x48 8011356: 4650 mov r0, sl 8011358: f002 fa8c bl 8013874 <_localeconv_r> 801135c: 6883 ldr r3, [r0, #8] 801135e: 930a str r3, [sp, #40] ; 0x28 8011360: 9b12 ldr r3, [sp, #72] ; 0x48 8011362: 212b movs r1, #43 ; 0x2b 8011364: b12b cbz r3, 8011372 <_vfprintf_r+0x26a> 8011366: 9b0a ldr r3, [sp, #40] ; 0x28 8011368: b11b cbz r3, 8011372 <_vfprintf_r+0x26a> 801136a: 781b ldrb r3, [r3, #0] 801136c: b10b cbz r3, 8011372 <_vfprintf_r+0x26a> 801136e: f44b 6b80 orr.w fp, fp, #1024 ; 0x400 8011372: 9d0b ldr r5, [sp, #44] ; 0x2c 8011374: e775 b.n 8011262 <_vfprintf_r+0x15a> 8011376: f89d 306b ldrb.w r3, [sp, #107] ; 0x6b 801137a: 2b00 cmp r3, #0 801137c: d1f9 bne.n 8011372 <_vfprintf_r+0x26a> 801137e: 2320 movs r3, #32 8011380: f88d 306b strb.w r3, [sp, #107] ; 0x6b 8011384: e7f5 b.n 8011372 <_vfprintf_r+0x26a> 8011386: f04b 0b01 orr.w fp, fp, #1 801138a: e7f2 b.n 8011372 <_vfprintf_r+0x26a> 801138c: f856 3b04 ldr.w r3, [r6], #4 8011390: 9310 str r3, [sp, #64] ; 0x40 8011392: 2b00 cmp r3, #0 8011394: daed bge.n 8011372 <_vfprintf_r+0x26a> 8011396: 425b negs r3, r3 8011398: 9310 str r3, [sp, #64] ; 0x40 801139a: f04b 0b04 orr.w fp, fp, #4 801139e: e7e8 b.n 8011372 <_vfprintf_r+0x26a> 80113a0: f88d 106b strb.w r1, [sp, #107] ; 0x6b 80113a4: e7e5 b.n 8011372 <_vfprintf_r+0x26a> 80113a6: 9b0b ldr r3, [sp, #44] ; 0x2c 80113a8: f813 2b01 ldrb.w r2, [r3], #1 80113ac: 9206 str r2, [sp, #24] 80113ae: 2a2a cmp r2, #42 ; 0x2a 80113b0: d112 bne.n 80113d8 <_vfprintf_r+0x2d0> 80113b2: f856 0b04 ldr.w r0, [r6], #4 80113b6: 930b str r3, [sp, #44] ; 0x2c 80113b8: ea40 72e0 orr.w r2, r0, r0, asr #31 80113bc: 9204 str r2, [sp, #16] 80113be: e7d8 b.n 8011372 <_vfprintf_r+0x26a> 80113c0: 9804 ldr r0, [sp, #16] 80113c2: fb07 2200 mla r2, r7, r0, r2 80113c6: 9204 str r2, [sp, #16] 80113c8: f813 2b01 ldrb.w r2, [r3], #1 80113cc: 9206 str r2, [sp, #24] 80113ce: 9a06 ldr r2, [sp, #24] 80113d0: 3a30 subs r2, #48 ; 0x30 80113d2: 2a09 cmp r2, #9 80113d4: d9f4 bls.n 80113c0 <_vfprintf_r+0x2b8> 80113d6: e748 b.n 801126a <_vfprintf_r+0x162> 80113d8: 2200 movs r2, #0 80113da: 9204 str r2, [sp, #16] 80113dc: e7f7 b.n 80113ce <_vfprintf_r+0x2c6> 80113de: f04b 0b80 orr.w fp, fp, #128 ; 0x80 80113e2: e7c6 b.n 8011372 <_vfprintf_r+0x26a> 80113e4: 2200 movs r2, #0 80113e6: 9b0b ldr r3, [sp, #44] ; 0x2c 80113e8: 9210 str r2, [sp, #64] ; 0x40 80113ea: 9a06 ldr r2, [sp, #24] 80113ec: 9810 ldr r0, [sp, #64] ; 0x40 80113ee: 3a30 subs r2, #48 ; 0x30 80113f0: fb07 2200 mla r2, r7, r0, r2 80113f4: 9210 str r2, [sp, #64] ; 0x40 80113f6: f813 2b01 ldrb.w r2, [r3], #1 80113fa: 9206 str r2, [sp, #24] 80113fc: 3a30 subs r2, #48 ; 0x30 80113fe: 2a09 cmp r2, #9 8011400: d9f3 bls.n 80113ea <_vfprintf_r+0x2e2> 8011402: e732 b.n 801126a <_vfprintf_r+0x162> 8011404: f04b 0b08 orr.w fp, fp, #8 8011408: e7b3 b.n 8011372 <_vfprintf_r+0x26a> 801140a: 9b0b ldr r3, [sp, #44] ; 0x2c 801140c: 781b ldrb r3, [r3, #0] 801140e: 2b68 cmp r3, #104 ; 0x68 8011410: bf01 itttt eq 8011412: 9b0b ldreq r3, [sp, #44] ; 0x2c 8011414: 3301 addeq r3, #1 8011416: 930b streq r3, [sp, #44] ; 0x2c 8011418: f44b 7b00 orreq.w fp, fp, #512 ; 0x200 801141c: bf18 it ne 801141e: f04b 0b40 orrne.w fp, fp, #64 ; 0x40 8011422: e7a6 b.n 8011372 <_vfprintf_r+0x26a> 8011424: 9b0b ldr r3, [sp, #44] ; 0x2c 8011426: 781b ldrb r3, [r3, #0] 8011428: 2b6c cmp r3, #108 ; 0x6c 801142a: d105 bne.n 8011438 <_vfprintf_r+0x330> 801142c: 9b0b ldr r3, [sp, #44] ; 0x2c 801142e: 3301 adds r3, #1 8011430: 930b str r3, [sp, #44] ; 0x2c 8011432: f04b 0b20 orr.w fp, fp, #32 8011436: e79c b.n 8011372 <_vfprintf_r+0x26a> 8011438: f04b 0b10 orr.w fp, fp, #16 801143c: e799 b.n 8011372 <_vfprintf_r+0x26a> 801143e: bf00 nop ... 8011448: 4632 mov r2, r6 801144a: 2000 movs r0, #0 801144c: f852 3b04 ldr.w r3, [r2], #4 8011450: 9207 str r2, [sp, #28] 8011452: f88d 30d4 strb.w r3, [sp, #212] ; 0xd4 8011456: f88d 006b strb.w r0, [sp, #107] ; 0x6b 801145a: 2301 movs r3, #1 801145c: e9cd 0008 strd r0, r0, [sp, #32] 8011460: 9003 str r0, [sp, #12] 8011462: 9304 str r3, [sp, #16] 8011464: 4606 mov r6, r0 8011466: 4605 mov r5, r0 8011468: f10d 08d4 add.w r8, sp, #212 ; 0xd4 801146c: e1c6 b.n 80117fc <_vfprintf_r+0x6f4> 801146e: f04b 0b10 orr.w fp, fp, #16 8011472: f01b 0f20 tst.w fp, #32 8011476: d012 beq.n 801149e <_vfprintf_r+0x396> 8011478: 3607 adds r6, #7 801147a: f026 0307 bic.w r3, r6, #7 801147e: 461a mov r2, r3 8011480: 685d ldr r5, [r3, #4] 8011482: f852 6b08 ldr.w r6, [r2], #8 8011486: 9207 str r2, [sp, #28] 8011488: 2d00 cmp r5, #0 801148a: da06 bge.n 801149a <_vfprintf_r+0x392> 801148c: 4276 negs r6, r6 801148e: f04f 032d mov.w r3, #45 ; 0x2d 8011492: eb65 0545 sbc.w r5, r5, r5, lsl #1 8011496: f88d 306b strb.w r3, [sp, #107] ; 0x6b 801149a: 2301 movs r3, #1 801149c: e3a0 b.n 8011be0 <_vfprintf_r+0xad8> 801149e: 4633 mov r3, r6 80114a0: f01b 0f10 tst.w fp, #16 80114a4: f853 5b04 ldr.w r5, [r3], #4 80114a8: 9307 str r3, [sp, #28] 80114aa: d002 beq.n 80114b2 <_vfprintf_r+0x3aa> 80114ac: 462e mov r6, r5 80114ae: 17ed asrs r5, r5, #31 80114b0: e7ea b.n 8011488 <_vfprintf_r+0x380> 80114b2: f01b 0f40 tst.w fp, #64 ; 0x40 80114b6: d003 beq.n 80114c0 <_vfprintf_r+0x3b8> 80114b8: b22e sxth r6, r5 80114ba: f345 35c0 sbfx r5, r5, #15, #1 80114be: e7e3 b.n 8011488 <_vfprintf_r+0x380> 80114c0: f41b 7f00 tst.w fp, #512 ; 0x200 80114c4: d0f2 beq.n 80114ac <_vfprintf_r+0x3a4> 80114c6: b26e sxtb r6, r5 80114c8: f345 15c0 sbfx r5, r5, #7, #1 80114cc: e7dc b.n 8011488 <_vfprintf_r+0x380> 80114ce: 3607 adds r6, #7 80114d0: f026 0307 bic.w r3, r6, #7 80114d4: ecb3 7b02 vldmia r3!, {d7} 80114d8: ed8d 7b0c vstr d7, [sp, #48] ; 0x30 80114dc: 9307 str r3, [sp, #28] 80114de: 9b0c ldr r3, [sp, #48] ; 0x30 80114e0: ee09 3a10 vmov s18, r3 80114e4: 9b0d ldr r3, [sp, #52] ; 0x34 80114e6: f023 4300 bic.w r3, r3, #2147483648 ; 0x80000000 80114ea: ee09 3a90 vmov s19, r3 80114ee: f04f 32ff mov.w r2, #4294967295 80114f2: 4b3f ldr r3, [pc, #252] ; (80115f0 <_vfprintf_r+0x4e8>) 80114f4: ec51 0b19 vmov r0, r1, d9 80114f8: f7ef fb28 bl 8000b4c <__aeabi_dcmpun> 80114fc: bb10 cbnz r0, 8011544 <_vfprintf_r+0x43c> 80114fe: 4b3c ldr r3, [pc, #240] ; (80115f0 <_vfprintf_r+0x4e8>) 8011500: ec51 0b19 vmov r0, r1, d9 8011504: f04f 32ff mov.w r2, #4294967295 8011508: f7ef fb02 bl 8000b10 <__aeabi_dcmple> 801150c: b9d0 cbnz r0, 8011544 <_vfprintf_r+0x43c> 801150e: e9dd 010c ldrd r0, r1, [sp, #48] ; 0x30 8011512: 2200 movs r2, #0 8011514: 2300 movs r3, #0 8011516: f7ef faf1 bl 8000afc <__aeabi_dcmplt> 801151a: b110 cbz r0, 8011522 <_vfprintf_r+0x41a> 801151c: 232d movs r3, #45 ; 0x2d 801151e: f88d 306b strb.w r3, [sp, #107] ; 0x6b 8011522: 4a34 ldr r2, [pc, #208] ; (80115f4 <_vfprintf_r+0x4ec>) 8011524: 4834 ldr r0, [pc, #208] ; (80115f8 <_vfprintf_r+0x4f0>) 8011526: 9b06 ldr r3, [sp, #24] 8011528: 2100 movs r1, #0 801152a: 2b47 cmp r3, #71 ; 0x47 801152c: bfd4 ite le 801152e: 4690 movle r8, r2 8011530: 4680 movgt r8, r0 8011532: 2303 movs r3, #3 8011534: e9cd 1303 strd r1, r3, [sp, #12] 8011538: f02b 0b80 bic.w fp, fp, #128 ; 0x80 801153c: 2600 movs r6, #0 801153e: 4633 mov r3, r6 8011540: f001 b812 b.w 8012568 <_vfprintf_r+0x1460> 8011544: e9dd 230c ldrd r2, r3, [sp, #48] ; 0x30 8011548: 4610 mov r0, r2 801154a: 4619 mov r1, r3 801154c: f7ef fafe bl 8000b4c <__aeabi_dcmpun> 8011550: b140 cbz r0, 8011564 <_vfprintf_r+0x45c> 8011552: 9b0d ldr r3, [sp, #52] ; 0x34 8011554: 4a29 ldr r2, [pc, #164] ; (80115fc <_vfprintf_r+0x4f4>) 8011556: 482a ldr r0, [pc, #168] ; (8011600 <_vfprintf_r+0x4f8>) 8011558: 2b00 cmp r3, #0 801155a: bfbc itt lt 801155c: 232d movlt r3, #45 ; 0x2d 801155e: f88d 306b strblt.w r3, [sp, #107] ; 0x6b 8011562: e7e0 b.n 8011526 <_vfprintf_r+0x41e> 8011564: 9b06 ldr r3, [sp, #24] 8011566: f023 0320 bic.w r3, r3, #32 801156a: 2b41 cmp r3, #65 ; 0x41 801156c: 9308 str r3, [sp, #32] 801156e: d12e bne.n 80115ce <_vfprintf_r+0x4c6> 8011570: 2330 movs r3, #48 ; 0x30 8011572: f88d 306c strb.w r3, [sp, #108] ; 0x6c 8011576: 9b06 ldr r3, [sp, #24] 8011578: 2b61 cmp r3, #97 ; 0x61 801157a: bf0c ite eq 801157c: 2378 moveq r3, #120 ; 0x78 801157e: 2358 movne r3, #88 ; 0x58 8011580: f88d 306d strb.w r3, [sp, #109] ; 0x6d 8011584: 9b04 ldr r3, [sp, #16] 8011586: 2b63 cmp r3, #99 ; 0x63 8011588: f04b 0b02 orr.w fp, fp, #2 801158c: dd3a ble.n 8011604 <_vfprintf_r+0x4fc> 801158e: 1c59 adds r1, r3, #1 8011590: 4650 mov r0, sl 8011592: f002 f9e3 bl 801395c <_malloc_r> 8011596: 4680 mov r8, r0 8011598: 2800 cmp r0, #0 801159a: f040 8207 bne.w 80119ac <_vfprintf_r+0x8a4> 801159e: f8b9 300c ldrh.w r3, [r9, #12] 80115a2: f043 0340 orr.w r3, r3, #64 ; 0x40 80115a6: f8a9 300c strh.w r3, [r9, #12] 80115aa: f8d9 3064 ldr.w r3, [r9, #100] ; 0x64 80115ae: 07d9 lsls r1, r3, #31 80115b0: d407 bmi.n 80115c2 <_vfprintf_r+0x4ba> 80115b2: f8b9 300c ldrh.w r3, [r9, #12] 80115b6: 059a lsls r2, r3, #22 80115b8: d403 bmi.n 80115c2 <_vfprintf_r+0x4ba> 80115ba: f8d9 0058 ldr.w r0, [r9, #88] ; 0x58 80115be: f002 f960 bl 8013882 <__retarget_lock_release_recursive> 80115c2: f8b9 300c ldrh.w r3, [r9, #12] 80115c6: 065b lsls r3, r3, #25 80115c8: f57f ade6 bpl.w 8011198 <_vfprintf_r+0x90> 80115cc: e5e1 b.n 8011192 <_vfprintf_r+0x8a> 80115ce: 9b04 ldr r3, [sp, #16] 80115d0: 3301 adds r3, #1 80115d2: f000 81ed beq.w 80119b0 <_vfprintf_r+0x8a8> 80115d6: 9b08 ldr r3, [sp, #32] 80115d8: 2b47 cmp r3, #71 ; 0x47 80115da: f040 81ec bne.w 80119b6 <_vfprintf_r+0x8ae> 80115de: 9b04 ldr r3, [sp, #16] 80115e0: 2b00 cmp r3, #0 80115e2: f040 81e8 bne.w 80119b6 <_vfprintf_r+0x8ae> 80115e6: 9303 str r3, [sp, #12] 80115e8: 2301 movs r3, #1 80115ea: 9304 str r3, [sp, #16] 80115ec: e00d b.n 801160a <_vfprintf_r+0x502> 80115ee: bf00 nop 80115f0: 7fefffff .word 0x7fefffff 80115f4: 08018be8 .word 0x08018be8 80115f8: 08018bec .word 0x08018bec 80115fc: 08018bf0 .word 0x08018bf0 8011600: 08018bf4 .word 0x08018bf4 8011604: 9003 str r0, [sp, #12] 8011606: f10d 08d4 add.w r8, sp, #212 ; 0xd4 801160a: f44b 7380 orr.w r3, fp, #256 ; 0x100 801160e: 9311 str r3, [sp, #68] ; 0x44 8011610: 9b0d ldr r3, [sp, #52] ; 0x34 8011612: 2b00 cmp r3, #0 8011614: f280 81d1 bge.w 80119ba <_vfprintf_r+0x8b2> 8011618: 9b0c ldr r3, [sp, #48] ; 0x30 801161a: ee08 3a10 vmov s16, r3 801161e: 9b0d ldr r3, [sp, #52] ; 0x34 8011620: f103 4300 add.w r3, r3, #2147483648 ; 0x80000000 8011624: ee08 3a90 vmov s17, r3 8011628: 232d movs r3, #45 ; 0x2d 801162a: 9318 str r3, [sp, #96] ; 0x60 801162c: 9b08 ldr r3, [sp, #32] 801162e: 2b41 cmp r3, #65 ; 0x41 8011630: f040 81e1 bne.w 80119f6 <_vfprintf_r+0x8ee> 8011634: eeb0 0a48 vmov.f32 s0, s16 8011638: eef0 0a68 vmov.f32 s1, s17 801163c: a81c add r0, sp, #112 ; 0x70 801163e: f002 ff0b bl 8014458 8011642: 2200 movs r2, #0 8011644: f04f 537f mov.w r3, #1069547520 ; 0x3fc00000 8011648: ec51 0b10 vmov r0, r1, d0 801164c: f7ee ffe4 bl 8000618 <__aeabi_dmul> 8011650: 2200 movs r2, #0 8011652: 2300 movs r3, #0 8011654: 4606 mov r6, r0 8011656: 460f mov r7, r1 8011658: f7ef fa46 bl 8000ae8 <__aeabi_dcmpeq> 801165c: b108 cbz r0, 8011662 <_vfprintf_r+0x55a> 801165e: 2301 movs r3, #1 8011660: 931c str r3, [sp, #112] ; 0x70 8011662: 4ba7 ldr r3, [pc, #668] ; (8011900 <_vfprintf_r+0x7f8>) 8011664: 4aa7 ldr r2, [pc, #668] ; (8011904 <_vfprintf_r+0x7fc>) 8011666: 9906 ldr r1, [sp, #24] 8011668: 2961 cmp r1, #97 ; 0x61 801166a: bf18 it ne 801166c: 461a movne r2, r3 801166e: 9b04 ldr r3, [sp, #16] 8011670: 9217 str r2, [sp, #92] ; 0x5c 8011672: 3b01 subs r3, #1 8011674: 9305 str r3, [sp, #20] 8011676: 4645 mov r5, r8 8011678: 4ba3 ldr r3, [pc, #652] ; (8011908 <_vfprintf_r+0x800>) 801167a: 2200 movs r2, #0 801167c: 4630 mov r0, r6 801167e: 4639 mov r1, r7 8011680: f7ee ffca bl 8000618 <__aeabi_dmul> 8011684: 460f mov r7, r1 8011686: 4606 mov r6, r0 8011688: f7ef fa76 bl 8000b78 <__aeabi_d2iz> 801168c: 9019 str r0, [sp, #100] ; 0x64 801168e: f7ee ff59 bl 8000544 <__aeabi_i2d> 8011692: 4602 mov r2, r0 8011694: 460b mov r3, r1 8011696: 4630 mov r0, r6 8011698: 4639 mov r1, r7 801169a: f7ee fe05 bl 80002a8 <__aeabi_dsub> 801169e: 9a19 ldr r2, [sp, #100] ; 0x64 80116a0: 9b17 ldr r3, [sp, #92] ; 0x5c 80116a2: 5c9b ldrb r3, [r3, r2] 80116a4: f805 3b01 strb.w r3, [r5], #1 80116a8: 9b05 ldr r3, [sp, #20] 80116aa: 9309 str r3, [sp, #36] ; 0x24 80116ac: 1c5a adds r2, r3, #1 80116ae: 4606 mov r6, r0 80116b0: 460f mov r7, r1 80116b2: d007 beq.n 80116c4 <_vfprintf_r+0x5bc> 80116b4: 3b01 subs r3, #1 80116b6: 9305 str r3, [sp, #20] 80116b8: 2200 movs r2, #0 80116ba: 2300 movs r3, #0 80116bc: f7ef fa14 bl 8000ae8 <__aeabi_dcmpeq> 80116c0: 2800 cmp r0, #0 80116c2: d0d9 beq.n 8011678 <_vfprintf_r+0x570> 80116c4: 4b91 ldr r3, [pc, #580] ; (801190c <_vfprintf_r+0x804>) 80116c6: 2200 movs r2, #0 80116c8: 4630 mov r0, r6 80116ca: 4639 mov r1, r7 80116cc: f7ef fa34 bl 8000b38 <__aeabi_dcmpgt> 80116d0: b960 cbnz r0, 80116ec <_vfprintf_r+0x5e4> 80116d2: 4b8e ldr r3, [pc, #568] ; (801190c <_vfprintf_r+0x804>) 80116d4: 2200 movs r2, #0 80116d6: 4630 mov r0, r6 80116d8: 4639 mov r1, r7 80116da: f7ef fa05 bl 8000ae8 <__aeabi_dcmpeq> 80116de: 2800 cmp r0, #0 80116e0: f000 8184 beq.w 80119ec <_vfprintf_r+0x8e4> 80116e4: 9b19 ldr r3, [sp, #100] ; 0x64 80116e6: 07da lsls r2, r3, #31 80116e8: f140 8180 bpl.w 80119ec <_vfprintf_r+0x8e4> 80116ec: 9b17 ldr r3, [sp, #92] ; 0x5c 80116ee: 9520 str r5, [sp, #128] ; 0x80 80116f0: 7bd9 ldrb r1, [r3, #15] 80116f2: 2030 movs r0, #48 ; 0x30 80116f4: 9a20 ldr r2, [sp, #128] ; 0x80 80116f6: 1e53 subs r3, r2, #1 80116f8: 9320 str r3, [sp, #128] ; 0x80 80116fa: f812 3c01 ldrb.w r3, [r2, #-1] 80116fe: 428b cmp r3, r1 8011700: f000 8163 beq.w 80119ca <_vfprintf_r+0x8c2> 8011704: 2b39 cmp r3, #57 ; 0x39 8011706: bf0b itete eq 8011708: 9b17 ldreq r3, [sp, #92] ; 0x5c 801170a: 3301 addne r3, #1 801170c: 7a9b ldrbeq r3, [r3, #10] 801170e: b2db uxtbne r3, r3 8011710: f802 3c01 strb.w r3, [r2, #-1] 8011714: eba5 0308 sub.w r3, r5, r8 8011718: 9305 str r3, [sp, #20] 801171a: 9b08 ldr r3, [sp, #32] 801171c: 9d1c ldr r5, [sp, #112] ; 0x70 801171e: 2b47 cmp r3, #71 ; 0x47 8011720: f040 81b1 bne.w 8011a86 <_vfprintf_r+0x97e> 8011724: 1ceb adds r3, r5, #3 8011726: db03 blt.n 8011730 <_vfprintf_r+0x628> 8011728: 9b04 ldr r3, [sp, #16] 801172a: 42ab cmp r3, r5 801172c: f280 81d6 bge.w 8011adc <_vfprintf_r+0x9d4> 8011730: 9b06 ldr r3, [sp, #24] 8011732: 3b02 subs r3, #2 8011734: 9306 str r3, [sp, #24] 8011736: 9906 ldr r1, [sp, #24] 8011738: f89d 2018 ldrb.w r2, [sp, #24] 801173c: f021 0120 bic.w r1, r1, #32 8011740: 2941 cmp r1, #65 ; 0x41 8011742: bf08 it eq 8011744: 320f addeq r2, #15 8011746: f105 33ff add.w r3, r5, #4294967295 801174a: bf06 itte eq 801174c: b2d2 uxtbeq r2, r2 801174e: 2101 moveq r1, #1 8011750: 2100 movne r1, #0 8011752: 2b00 cmp r3, #0 8011754: 931c str r3, [sp, #112] ; 0x70 8011756: bfb8 it lt 8011758: f1c5 0301 rsblt r3, r5, #1 801175c: f88d 2078 strb.w r2, [sp, #120] ; 0x78 8011760: bfb4 ite lt 8011762: 222d movlt r2, #45 ; 0x2d 8011764: 222b movge r2, #43 ; 0x2b 8011766: 2b09 cmp r3, #9 8011768: f88d 2079 strb.w r2, [sp, #121] ; 0x79 801176c: f340 81a4 ble.w 8011ab8 <_vfprintf_r+0x9b0> 8011770: f10d 0287 add.w r2, sp, #135 ; 0x87 8011774: 260a movs r6, #10 8011776: 4611 mov r1, r2 8011778: fb93 f5f6 sdiv r5, r3, r6 801177c: fb06 3015 mls r0, r6, r5, r3 8011780: 3030 adds r0, #48 ; 0x30 8011782: f801 0c01 strb.w r0, [r1, #-1] 8011786: 4618 mov r0, r3 8011788: 2863 cmp r0, #99 ; 0x63 801178a: f102 32ff add.w r2, r2, #4294967295 801178e: 462b mov r3, r5 8011790: dcf1 bgt.n 8011776 <_vfprintf_r+0x66e> 8011792: 3330 adds r3, #48 ; 0x30 8011794: 1e88 subs r0, r1, #2 8011796: f802 3c01 strb.w r3, [r2, #-1] 801179a: f10d 0587 add.w r5, sp, #135 ; 0x87 801179e: f10d 027a add.w r2, sp, #122 ; 0x7a 80117a2: 4603 mov r3, r0 80117a4: 42ab cmp r3, r5 80117a6: f0c0 8182 bcc.w 8011aae <_vfprintf_r+0x9a6> 80117aa: f10d 0289 add.w r2, sp, #137 ; 0x89 80117ae: 1a52 subs r2, r2, r1 80117b0: 42a8 cmp r0, r5 80117b2: bf88 it hi 80117b4: 2200 movhi r2, #0 80117b6: f10d 037a add.w r3, sp, #122 ; 0x7a 80117ba: 441a add r2, r3 80117bc: ab1e add r3, sp, #120 ; 0x78 80117be: 1ad3 subs r3, r2, r3 80117c0: 9a05 ldr r2, [sp, #20] 80117c2: 9315 str r3, [sp, #84] ; 0x54 80117c4: 2a01 cmp r2, #1 80117c6: 4413 add r3, r2 80117c8: 9304 str r3, [sp, #16] 80117ca: dc02 bgt.n 80117d2 <_vfprintf_r+0x6ca> 80117cc: f01b 0f01 tst.w fp, #1 80117d0: d003 beq.n 80117da <_vfprintf_r+0x6d2> 80117d2: 9b04 ldr r3, [sp, #16] 80117d4: 9a0e ldr r2, [sp, #56] ; 0x38 80117d6: 4413 add r3, r2 80117d8: 9304 str r3, [sp, #16] 80117da: f42b 6380 bic.w r3, fp, #1024 ; 0x400 80117de: f443 7380 orr.w r3, r3, #256 ; 0x100 80117e2: 9311 str r3, [sp, #68] ; 0x44 80117e4: 2300 movs r3, #0 80117e6: e9cd 3308 strd r3, r3, [sp, #32] 80117ea: 461d mov r5, r3 80117ec: 9b18 ldr r3, [sp, #96] ; 0x60 80117ee: b113 cbz r3, 80117f6 <_vfprintf_r+0x6ee> 80117f0: 232d movs r3, #45 ; 0x2d 80117f2: f88d 306b strb.w r3, [sp, #107] ; 0x6b 80117f6: f8dd b044 ldr.w fp, [sp, #68] ; 0x44 80117fa: 2600 movs r6, #0 80117fc: 9b04 ldr r3, [sp, #16] 80117fe: 42b3 cmp r3, r6 8011800: bfb8 it lt 8011802: 4633 movlt r3, r6 8011804: 9311 str r3, [sp, #68] ; 0x44 8011806: f89d 306b ldrb.w r3, [sp, #107] ; 0x6b 801180a: b113 cbz r3, 8011812 <_vfprintf_r+0x70a> 801180c: 9b11 ldr r3, [sp, #68] ; 0x44 801180e: 3301 adds r3, #1 8011810: 9311 str r3, [sp, #68] ; 0x44 8011812: f01b 0302 ands.w r3, fp, #2 8011816: 9317 str r3, [sp, #92] ; 0x5c 8011818: bf1e ittt ne 801181a: 9b11 ldrne r3, [sp, #68] ; 0x44 801181c: 3302 addne r3, #2 801181e: 9311 strne r3, [sp, #68] ; 0x44 8011820: f01b 0384 ands.w r3, fp, #132 ; 0x84 8011824: 9318 str r3, [sp, #96] ; 0x60 8011826: d11f bne.n 8011868 <_vfprintf_r+0x760> 8011828: e9dd 3210 ldrd r3, r2, [sp, #64] ; 0x40 801182c: 1a9f subs r7, r3, r2 801182e: 2f00 cmp r7, #0 8011830: dd1a ble.n 8011868 <_vfprintf_r+0x760> 8011832: e9dd 3223 ldrd r3, r2, [sp, #140] ; 0x8c 8011836: 4836 ldr r0, [pc, #216] ; (8011910 <_vfprintf_r+0x808>) 8011838: 6020 str r0, [r4, #0] 801183a: 2f10 cmp r7, #16 801183c: f103 0301 add.w r3, r3, #1 8011840: f104 0108 add.w r1, r4, #8 8011844: f300 82ee bgt.w 8011e24 <_vfprintf_r+0xd1c> 8011848: 443a add r2, r7 801184a: 2b07 cmp r3, #7 801184c: e9cd 3223 strd r3, r2, [sp, #140] ; 0x8c 8011850: 6067 str r7, [r4, #4] 8011852: f340 82fa ble.w 8011e4a <_vfprintf_r+0xd42> 8011856: aa22 add r2, sp, #136 ; 0x88 8011858: 4649 mov r1, r9 801185a: 4650 mov r0, sl 801185c: f002 fea7 bl 80145ae <__sprint_r> 8011860: 2800 cmp r0, #0 8011862: f040 8625 bne.w 80124b0 <_vfprintf_r+0x13a8> 8011866: ac25 add r4, sp, #148 ; 0x94 8011868: f89d 306b ldrb.w r3, [sp, #107] ; 0x6b 801186c: b173 cbz r3, 801188c <_vfprintf_r+0x784> 801186e: f10d 036b add.w r3, sp, #107 ; 0x6b 8011872: 6023 str r3, [r4, #0] 8011874: 2301 movs r3, #1 8011876: 6063 str r3, [r4, #4] 8011878: 9b24 ldr r3, [sp, #144] ; 0x90 801187a: 3301 adds r3, #1 801187c: 9324 str r3, [sp, #144] ; 0x90 801187e: 9b23 ldr r3, [sp, #140] ; 0x8c 8011880: 3301 adds r3, #1 8011882: 2b07 cmp r3, #7 8011884: 9323 str r3, [sp, #140] ; 0x8c 8011886: f300 82e2 bgt.w 8011e4e <_vfprintf_r+0xd46> 801188a: 3408 adds r4, #8 801188c: 9b17 ldr r3, [sp, #92] ; 0x5c 801188e: b16b cbz r3, 80118ac <_vfprintf_r+0x7a4> 8011890: ab1b add r3, sp, #108 ; 0x6c 8011892: 6023 str r3, [r4, #0] 8011894: 2302 movs r3, #2 8011896: 6063 str r3, [r4, #4] 8011898: 9b24 ldr r3, [sp, #144] ; 0x90 801189a: 3302 adds r3, #2 801189c: 9324 str r3, [sp, #144] ; 0x90 801189e: 9b23 ldr r3, [sp, #140] ; 0x8c 80118a0: 3301 adds r3, #1 80118a2: 2b07 cmp r3, #7 80118a4: 9323 str r3, [sp, #140] ; 0x8c 80118a6: f300 82dc bgt.w 8011e62 <_vfprintf_r+0xd5a> 80118aa: 3408 adds r4, #8 80118ac: 9b18 ldr r3, [sp, #96] ; 0x60 80118ae: 2b80 cmp r3, #128 ; 0x80 80118b0: d11f bne.n 80118f2 <_vfprintf_r+0x7ea> 80118b2: e9dd 3210 ldrd r3, r2, [sp, #64] ; 0x40 80118b6: 1a9f subs r7, r3, r2 80118b8: 2f00 cmp r7, #0 80118ba: dd1a ble.n 80118f2 <_vfprintf_r+0x7ea> 80118bc: e9dd 3223 ldrd r3, r2, [sp, #140] ; 0x8c 80118c0: 4814 ldr r0, [pc, #80] ; (8011914 <_vfprintf_r+0x80c>) 80118c2: 6020 str r0, [r4, #0] 80118c4: 2f10 cmp r7, #16 80118c6: f103 0301 add.w r3, r3, #1 80118ca: f104 0108 add.w r1, r4, #8 80118ce: f300 82d2 bgt.w 8011e76 <_vfprintf_r+0xd6e> 80118d2: 6067 str r7, [r4, #4] 80118d4: 2b07 cmp r3, #7 80118d6: 4417 add r7, r2 80118d8: e9cd 3723 strd r3, r7, [sp, #140] ; 0x8c 80118dc: f340 82de ble.w 8011e9c <_vfprintf_r+0xd94> 80118e0: aa22 add r2, sp, #136 ; 0x88 80118e2: 4649 mov r1, r9 80118e4: 4650 mov r0, sl 80118e6: f002 fe62 bl 80145ae <__sprint_r> 80118ea: 2800 cmp r0, #0 80118ec: f040 85e0 bne.w 80124b0 <_vfprintf_r+0x13a8> 80118f0: ac25 add r4, sp, #148 ; 0x94 80118f2: 9b04 ldr r3, [sp, #16] 80118f4: 1af6 subs r6, r6, r3 80118f6: 2e00 cmp r6, #0 80118f8: dd28 ble.n 801194c <_vfprintf_r+0x844> 80118fa: 4f06 ldr r7, [pc, #24] ; (8011914 <_vfprintf_r+0x80c>) 80118fc: e00c b.n 8011918 <_vfprintf_r+0x810> 80118fe: bf00 nop 8011900: 08018c09 .word 0x08018c09 8011904: 08018bf8 .word 0x08018bf8 8011908: 40300000 .word 0x40300000 801190c: 3fe00000 .word 0x3fe00000 8011910: 08018c1c .word 0x08018c1c 8011914: 08018c2c .word 0x08018c2c 8011918: 6027 str r7, [r4, #0] 801191a: e9dd 3223 ldrd r3, r2, [sp, #140] ; 0x8c 801191e: 2e10 cmp r6, #16 8011920: f103 0301 add.w r3, r3, #1 8011924: f104 0108 add.w r1, r4, #8 8011928: f300 82ba bgt.w 8011ea0 <_vfprintf_r+0xd98> 801192c: 6066 str r6, [r4, #4] 801192e: 2b07 cmp r3, #7 8011930: 4416 add r6, r2 8011932: e9cd 3623 strd r3, r6, [sp, #140] ; 0x8c 8011936: f340 82c6 ble.w 8011ec6 <_vfprintf_r+0xdbe> 801193a: aa22 add r2, sp, #136 ; 0x88 801193c: 4649 mov r1, r9 801193e: 4650 mov r0, sl 8011940: f002 fe35 bl 80145ae <__sprint_r> 8011944: 2800 cmp r0, #0 8011946: f040 85b3 bne.w 80124b0 <_vfprintf_r+0x13a8> 801194a: ac25 add r4, sp, #148 ; 0x94 801194c: f41b 7f80 tst.w fp, #256 ; 0x100 8011950: 9e24 ldr r6, [sp, #144] ; 0x90 8011952: f040 82bf bne.w 8011ed4 <_vfprintf_r+0xdcc> 8011956: 9b04 ldr r3, [sp, #16] 8011958: f8c4 8000 str.w r8, [r4] 801195c: 441e add r6, r3 801195e: 6063 str r3, [r4, #4] 8011960: 9624 str r6, [sp, #144] ; 0x90 8011962: 9b23 ldr r3, [sp, #140] ; 0x8c 8011964: 3301 adds r3, #1 8011966: 2b07 cmp r3, #7 8011968: 9323 str r3, [sp, #140] ; 0x8c 801196a: f300 82f8 bgt.w 8011f5e <_vfprintf_r+0xe56> 801196e: 3408 adds r4, #8 8011970: f01b 0f04 tst.w fp, #4 8011974: f040 857e bne.w 8012474 <_vfprintf_r+0x136c> 8011978: e9dd 320f ldrd r3, r2, [sp, #60] ; 0x3c 801197c: 9911 ldr r1, [sp, #68] ; 0x44 801197e: 428a cmp r2, r1 8011980: bfac ite ge 8011982: 189b addge r3, r3, r2 8011984: 185b addlt r3, r3, r1 8011986: 930f str r3, [sp, #60] ; 0x3c 8011988: 9b24 ldr r3, [sp, #144] ; 0x90 801198a: b13b cbz r3, 801199c <_vfprintf_r+0x894> 801198c: aa22 add r2, sp, #136 ; 0x88 801198e: 4649 mov r1, r9 8011990: 4650 mov r0, sl 8011992: f002 fe0c bl 80145ae <__sprint_r> 8011996: 2800 cmp r0, #0 8011998: f040 858a bne.w 80124b0 <_vfprintf_r+0x13a8> 801199c: 2300 movs r3, #0 801199e: 9323 str r3, [sp, #140] ; 0x8c 80119a0: 9b03 ldr r3, [sp, #12] 80119a2: 2b00 cmp r3, #0 80119a4: f040 85a0 bne.w 80124e8 <_vfprintf_r+0x13e0> 80119a8: ac25 add r4, sp, #148 ; 0x94 80119aa: e0ec b.n 8011b86 <_vfprintf_r+0xa7e> 80119ac: 9003 str r0, [sp, #12] 80119ae: e62c b.n 801160a <_vfprintf_r+0x502> 80119b0: 9003 str r0, [sp, #12] 80119b2: 2306 movs r3, #6 80119b4: e619 b.n 80115ea <_vfprintf_r+0x4e2> 80119b6: 9003 str r0, [sp, #12] 80119b8: e627 b.n 801160a <_vfprintf_r+0x502> 80119ba: ed9d 7b0c vldr d7, [sp, #48] ; 0x30 80119be: 2300 movs r3, #0 80119c0: eeb0 8a47 vmov.f32 s16, s14 80119c4: eef0 8a67 vmov.f32 s17, s15 80119c8: e62f b.n 801162a <_vfprintf_r+0x522> 80119ca: f802 0c01 strb.w r0, [r2, #-1] 80119ce: e691 b.n 80116f4 <_vfprintf_r+0x5ec> 80119d0: f803 0b01 strb.w r0, [r3], #1 80119d4: 1aca subs r2, r1, r3 80119d6: 2a00 cmp r2, #0 80119d8: dafa bge.n 80119d0 <_vfprintf_r+0x8c8> 80119da: 9a09 ldr r2, [sp, #36] ; 0x24 80119dc: 9b09 ldr r3, [sp, #36] ; 0x24 80119de: 3201 adds r2, #1 80119e0: f103 0301 add.w r3, r3, #1 80119e4: bfb8 it lt 80119e6: 2300 movlt r3, #0 80119e8: 441d add r5, r3 80119ea: e693 b.n 8011714 <_vfprintf_r+0x60c> 80119ec: 9a09 ldr r2, [sp, #36] ; 0x24 80119ee: 462b mov r3, r5 80119f0: 18a9 adds r1, r5, r2 80119f2: 2030 movs r0, #48 ; 0x30 80119f4: e7ee b.n 80119d4 <_vfprintf_r+0x8cc> 80119f6: 9b08 ldr r3, [sp, #32] 80119f8: 2b46 cmp r3, #70 ; 0x46 80119fa: d005 beq.n 8011a08 <_vfprintf_r+0x900> 80119fc: 2b45 cmp r3, #69 ; 0x45 80119fe: d11b bne.n 8011a38 <_vfprintf_r+0x930> 8011a00: 9b04 ldr r3, [sp, #16] 8011a02: 1c5d adds r5, r3, #1 8011a04: 2102 movs r1, #2 8011a06: e001 b.n 8011a0c <_vfprintf_r+0x904> 8011a08: 9d04 ldr r5, [sp, #16] 8011a0a: 2103 movs r1, #3 8011a0c: ab20 add r3, sp, #128 ; 0x80 8011a0e: 9301 str r3, [sp, #4] 8011a10: ab1d add r3, sp, #116 ; 0x74 8011a12: 9300 str r3, [sp, #0] 8011a14: 462a mov r2, r5 8011a16: ab1c add r3, sp, #112 ; 0x70 8011a18: 4650 mov r0, sl 8011a1a: eeb0 0a48 vmov.f32 s0, s16 8011a1e: eef0 0a68 vmov.f32 s1, s17 8011a22: f000 fee1 bl 80127e8 <_dtoa_r> 8011a26: 9b08 ldr r3, [sp, #32] 8011a28: 2b47 cmp r3, #71 ; 0x47 8011a2a: 4680 mov r8, r0 8011a2c: d106 bne.n 8011a3c <_vfprintf_r+0x934> 8011a2e: f01b 0f01 tst.w fp, #1 8011a32: d103 bne.n 8011a3c <_vfprintf_r+0x934> 8011a34: 9d20 ldr r5, [sp, #128] ; 0x80 8011a36: e66d b.n 8011714 <_vfprintf_r+0x60c> 8011a38: 9d04 ldr r5, [sp, #16] 8011a3a: e7e3 b.n 8011a04 <_vfprintf_r+0x8fc> 8011a3c: 9b08 ldr r3, [sp, #32] 8011a3e: 2b46 cmp r3, #70 ; 0x46 8011a40: eb08 0605 add.w r6, r8, r5 8011a44: d10f bne.n 8011a66 <_vfprintf_r+0x95e> 8011a46: f898 3000 ldrb.w r3, [r8] 8011a4a: 2b30 cmp r3, #48 ; 0x30 8011a4c: d109 bne.n 8011a62 <_vfprintf_r+0x95a> 8011a4e: ec51 0b18 vmov r0, r1, d8 8011a52: 2200 movs r2, #0 8011a54: 2300 movs r3, #0 8011a56: f7ef f847 bl 8000ae8 <__aeabi_dcmpeq> 8011a5a: b910 cbnz r0, 8011a62 <_vfprintf_r+0x95a> 8011a5c: f1c5 0501 rsb r5, r5, #1 8011a60: 951c str r5, [sp, #112] ; 0x70 8011a62: 9b1c ldr r3, [sp, #112] ; 0x70 8011a64: 441e add r6, r3 8011a66: ec51 0b18 vmov r0, r1, d8 8011a6a: 2200 movs r2, #0 8011a6c: 2300 movs r3, #0 8011a6e: f7ef f83b bl 8000ae8 <__aeabi_dcmpeq> 8011a72: b100 cbz r0, 8011a76 <_vfprintf_r+0x96e> 8011a74: 9620 str r6, [sp, #128] ; 0x80 8011a76: 2230 movs r2, #48 ; 0x30 8011a78: 9b20 ldr r3, [sp, #128] ; 0x80 8011a7a: 429e cmp r6, r3 8011a7c: d9da bls.n 8011a34 <_vfprintf_r+0x92c> 8011a7e: 1c59 adds r1, r3, #1 8011a80: 9120 str r1, [sp, #128] ; 0x80 8011a82: 701a strb r2, [r3, #0] 8011a84: e7f8 b.n 8011a78 <_vfprintf_r+0x970> 8011a86: 9b08 ldr r3, [sp, #32] 8011a88: 2b46 cmp r3, #70 ; 0x46 8011a8a: f47f ae54 bne.w 8011736 <_vfprintf_r+0x62e> 8011a8e: 9a04 ldr r2, [sp, #16] 8011a90: f00b 0301 and.w r3, fp, #1 8011a94: 2d00 cmp r5, #0 8011a96: ea43 0302 orr.w r3, r3, r2 8011a9a: dd1a ble.n 8011ad2 <_vfprintf_r+0x9ca> 8011a9c: 2b00 cmp r3, #0 8011a9e: d034 beq.n 8011b0a <_vfprintf_r+0xa02> 8011aa0: 9b0e ldr r3, [sp, #56] ; 0x38 8011aa2: 18eb adds r3, r5, r3 8011aa4: 441a add r2, r3 8011aa6: 9204 str r2, [sp, #16] 8011aa8: 2366 movs r3, #102 ; 0x66 8011aaa: 9306 str r3, [sp, #24] 8011aac: e033 b.n 8011b16 <_vfprintf_r+0xa0e> 8011aae: f813 6b01 ldrb.w r6, [r3], #1 8011ab2: f802 6b01 strb.w r6, [r2], #1 8011ab6: e675 b.n 80117a4 <_vfprintf_r+0x69c> 8011ab8: b941 cbnz r1, 8011acc <_vfprintf_r+0x9c4> 8011aba: 2230 movs r2, #48 ; 0x30 8011abc: f88d 207a strb.w r2, [sp, #122] ; 0x7a 8011ac0: f10d 027b add.w r2, sp, #123 ; 0x7b 8011ac4: 3330 adds r3, #48 ; 0x30 8011ac6: f802 3b01 strb.w r3, [r2], #1 8011aca: e677 b.n 80117bc <_vfprintf_r+0x6b4> 8011acc: f10d 027a add.w r2, sp, #122 ; 0x7a 8011ad0: e7f8 b.n 8011ac4 <_vfprintf_r+0x9bc> 8011ad2: b1e3 cbz r3, 8011b0e <_vfprintf_r+0xa06> 8011ad4: 9b0e ldr r3, [sp, #56] ; 0x38 8011ad6: 9a04 ldr r2, [sp, #16] 8011ad8: 3301 adds r3, #1 8011ada: e7e3 b.n 8011aa4 <_vfprintf_r+0x99c> 8011adc: 9b05 ldr r3, [sp, #20] 8011ade: 42ab cmp r3, r5 8011ae0: dc07 bgt.n 8011af2 <_vfprintf_r+0x9ea> 8011ae2: f01b 0f01 tst.w fp, #1 8011ae6: d02d beq.n 8011b44 <_vfprintf_r+0xa3c> 8011ae8: 9b0e ldr r3, [sp, #56] ; 0x38 8011aea: 18eb adds r3, r5, r3 8011aec: 9304 str r3, [sp, #16] 8011aee: 2367 movs r3, #103 ; 0x67 8011af0: e7db b.n 8011aaa <_vfprintf_r+0x9a2> 8011af2: 9b05 ldr r3, [sp, #20] 8011af4: 9a0e ldr r2, [sp, #56] ; 0x38 8011af6: 2d00 cmp r5, #0 8011af8: 4413 add r3, r2 8011afa: 9304 str r3, [sp, #16] 8011afc: dcf7 bgt.n 8011aee <_vfprintf_r+0x9e6> 8011afe: 9a04 ldr r2, [sp, #16] 8011b00: f1c5 0301 rsb r3, r5, #1 8011b04: 441a add r2, r3 8011b06: 9204 str r2, [sp, #16] 8011b08: e7f1 b.n 8011aee <_vfprintf_r+0x9e6> 8011b0a: 9504 str r5, [sp, #16] 8011b0c: e7cc b.n 8011aa8 <_vfprintf_r+0x9a0> 8011b0e: 2366 movs r3, #102 ; 0x66 8011b10: 9306 str r3, [sp, #24] 8011b12: 2301 movs r3, #1 8011b14: 9304 str r3, [sp, #16] 8011b16: f41b 6380 ands.w r3, fp, #1024 ; 0x400 8011b1a: 9309 str r3, [sp, #36] ; 0x24 8011b1c: d025 beq.n 8011b6a <_vfprintf_r+0xa62> 8011b1e: 2300 movs r3, #0 8011b20: 2d00 cmp r5, #0 8011b22: e9cd 3308 strd r3, r3, [sp, #32] 8011b26: f77f ae61 ble.w 80117ec <_vfprintf_r+0x6e4> 8011b2a: 9b0a ldr r3, [sp, #40] ; 0x28 8011b2c: 781b ldrb r3, [r3, #0] 8011b2e: 2bff cmp r3, #255 ; 0xff 8011b30: d10a bne.n 8011b48 <_vfprintf_r+0xa40> 8011b32: e9dd 2308 ldrd r2, r3, [sp, #32] 8011b36: 9912 ldr r1, [sp, #72] ; 0x48 8011b38: 4413 add r3, r2 8011b3a: 9a04 ldr r2, [sp, #16] 8011b3c: fb01 2303 mla r3, r1, r3, r2 8011b40: 9304 str r3, [sp, #16] 8011b42: e653 b.n 80117ec <_vfprintf_r+0x6e4> 8011b44: 9504 str r5, [sp, #16] 8011b46: e7d2 b.n 8011aee <_vfprintf_r+0x9e6> 8011b48: 42ab cmp r3, r5 8011b4a: daf2 bge.n 8011b32 <_vfprintf_r+0xa2a> 8011b4c: 1aed subs r5, r5, r3 8011b4e: 9b0a ldr r3, [sp, #40] ; 0x28 8011b50: 785b ldrb r3, [r3, #1] 8011b52: b133 cbz r3, 8011b62 <_vfprintf_r+0xa5a> 8011b54: 9b09 ldr r3, [sp, #36] ; 0x24 8011b56: 3301 adds r3, #1 8011b58: 9309 str r3, [sp, #36] ; 0x24 8011b5a: 9b0a ldr r3, [sp, #40] ; 0x28 8011b5c: 3301 adds r3, #1 8011b5e: 930a str r3, [sp, #40] ; 0x28 8011b60: e7e3 b.n 8011b2a <_vfprintf_r+0xa22> 8011b62: 9b08 ldr r3, [sp, #32] 8011b64: 3301 adds r3, #1 8011b66: 9308 str r3, [sp, #32] 8011b68: e7df b.n 8011b2a <_vfprintf_r+0xa22> 8011b6a: 9b09 ldr r3, [sp, #36] ; 0x24 8011b6c: 9308 str r3, [sp, #32] 8011b6e: e63d b.n 80117ec <_vfprintf_r+0x6e4> 8011b70: 1d33 adds r3, r6, #4 8011b72: f01b 0f20 tst.w fp, #32 8011b76: 9307 str r3, [sp, #28] 8011b78: d00a beq.n 8011b90 <_vfprintf_r+0xa88> 8011b7a: 9a0f ldr r2, [sp, #60] ; 0x3c 8011b7c: 6833 ldr r3, [r6, #0] 8011b7e: 990f ldr r1, [sp, #60] ; 0x3c 8011b80: 17d2 asrs r2, r2, #31 8011b82: e9c3 1200 strd r1, r2, [r3] 8011b86: 9e07 ldr r6, [sp, #28] 8011b88: f8dd 802c ldr.w r8, [sp, #44] ; 0x2c 8011b8c: f7ff bb42 b.w 8011214 <_vfprintf_r+0x10c> 8011b90: f01b 0f10 tst.w fp, #16 8011b94: d003 beq.n 8011b9e <_vfprintf_r+0xa96> 8011b96: 6833 ldr r3, [r6, #0] 8011b98: 9a0f ldr r2, [sp, #60] ; 0x3c 8011b9a: 601a str r2, [r3, #0] 8011b9c: e7f3 b.n 8011b86 <_vfprintf_r+0xa7e> 8011b9e: f01b 0f40 tst.w fp, #64 ; 0x40 8011ba2: d003 beq.n 8011bac <_vfprintf_r+0xaa4> 8011ba4: 6833 ldr r3, [r6, #0] 8011ba6: 9a0f ldr r2, [sp, #60] ; 0x3c 8011ba8: 801a strh r2, [r3, #0] 8011baa: e7ec b.n 8011b86 <_vfprintf_r+0xa7e> 8011bac: f41b 7f00 tst.w fp, #512 ; 0x200 8011bb0: d0f1 beq.n 8011b96 <_vfprintf_r+0xa8e> 8011bb2: 6833 ldr r3, [r6, #0] 8011bb4: 9a0f ldr r2, [sp, #60] ; 0x3c 8011bb6: 701a strb r2, [r3, #0] 8011bb8: e7e5 b.n 8011b86 <_vfprintf_r+0xa7e> 8011bba: f04b 0b10 orr.w fp, fp, #16 8011bbe: f01b 0320 ands.w r3, fp, #32 8011bc2: d01f beq.n 8011c04 <_vfprintf_r+0xafc> 8011bc4: 3607 adds r6, #7 8011bc6: f026 0307 bic.w r3, r6, #7 8011bca: 461a mov r2, r3 8011bcc: 685d ldr r5, [r3, #4] 8011bce: f852 6b08 ldr.w r6, [r2], #8 8011bd2: 9207 str r2, [sp, #28] 8011bd4: f42b 6b80 bic.w fp, fp, #1024 ; 0x400 8011bd8: 2300 movs r3, #0 8011bda: 2200 movs r2, #0 8011bdc: f88d 206b strb.w r2, [sp, #107] ; 0x6b 8011be0: 9a04 ldr r2, [sp, #16] 8011be2: 3201 adds r2, #1 8011be4: f000 8495 beq.w 8012512 <_vfprintf_r+0x140a> 8011be8: ea56 0205 orrs.w r2, r6, r5 8011bec: f02b 0780 bic.w r7, fp, #128 ; 0x80 8011bf0: f040 8494 bne.w 801251c <_vfprintf_r+0x1414> 8011bf4: 9a04 ldr r2, [sp, #16] 8011bf6: 2a00 cmp r2, #0 8011bf8: f000 80fa beq.w 8011df0 <_vfprintf_r+0xce8> 8011bfc: 2b01 cmp r3, #1 8011bfe: f040 8490 bne.w 8012522 <_vfprintf_r+0x141a> 8011c02: e09f b.n 8011d44 <_vfprintf_r+0xc3c> 8011c04: 4632 mov r2, r6 8011c06: f01b 0510 ands.w r5, fp, #16 8011c0a: f852 6b04 ldr.w r6, [r2], #4 8011c0e: 9207 str r2, [sp, #28] 8011c10: d001 beq.n 8011c16 <_vfprintf_r+0xb0e> 8011c12: 461d mov r5, r3 8011c14: e7de b.n 8011bd4 <_vfprintf_r+0xacc> 8011c16: f01b 0340 ands.w r3, fp, #64 ; 0x40 8011c1a: d001 beq.n 8011c20 <_vfprintf_r+0xb18> 8011c1c: b2b6 uxth r6, r6 8011c1e: e7d9 b.n 8011bd4 <_vfprintf_r+0xacc> 8011c20: f41b 7500 ands.w r5, fp, #512 ; 0x200 8011c24: d0d6 beq.n 8011bd4 <_vfprintf_r+0xacc> 8011c26: b2f6 uxtb r6, r6 8011c28: e7f3 b.n 8011c12 <_vfprintf_r+0xb0a> 8011c2a: 4633 mov r3, r6 8011c2c: 2278 movs r2, #120 ; 0x78 8011c2e: f853 6b04 ldr.w r6, [r3], #4 8011c32: 9307 str r3, [sp, #28] 8011c34: 2330 movs r3, #48 ; 0x30 8011c36: f88d 306c strb.w r3, [sp, #108] ; 0x6c 8011c3a: 4ba4 ldr r3, [pc, #656] ; (8011ecc <_vfprintf_r+0xdc4>) 8011c3c: 9316 str r3, [sp, #88] ; 0x58 8011c3e: 2500 movs r5, #0 8011c40: f04b 0b02 orr.w fp, fp, #2 8011c44: f88d 206d strb.w r2, [sp, #109] ; 0x6d 8011c48: 2302 movs r3, #2 8011c4a: 9206 str r2, [sp, #24] 8011c4c: e7c5 b.n 8011bda <_vfprintf_r+0xad2> 8011c4e: 4633 mov r3, r6 8011c50: 2500 movs r5, #0 8011c52: f853 8b04 ldr.w r8, [r3], #4 8011c56: 9307 str r3, [sp, #28] 8011c58: 9b04 ldr r3, [sp, #16] 8011c5a: f88d 506b strb.w r5, [sp, #107] ; 0x6b 8011c5e: 1c5e adds r6, r3, #1 8011c60: d010 beq.n 8011c84 <_vfprintf_r+0xb7c> 8011c62: 461a mov r2, r3 8011c64: 4629 mov r1, r5 8011c66: 4640 mov r0, r8 8011c68: f7ee faca bl 8000200 8011c6c: 9003 str r0, [sp, #12] 8011c6e: 2800 cmp r0, #0 8011c70: f000 80d5 beq.w 8011e1e <_vfprintf_r+0xd16> 8011c74: eba0 0308 sub.w r3, r0, r8 8011c78: e9cd 5303 strd r5, r3, [sp, #12] 8011c7c: e9cd 5508 strd r5, r5, [sp, #32] 8011c80: 462e mov r6, r5 8011c82: e5bb b.n 80117fc <_vfprintf_r+0x6f4> 8011c84: 4640 mov r0, r8 8011c86: f7ee fab3 bl 80001f0 8011c8a: e9cd 5003 strd r5, r0, [sp, #12] 8011c8e: e455 b.n 801153c <_vfprintf_r+0x434> 8011c90: f04b 0b10 orr.w fp, fp, #16 8011c94: f01b 0320 ands.w r3, fp, #32 8011c98: d009 beq.n 8011cae <_vfprintf_r+0xba6> 8011c9a: 3607 adds r6, #7 8011c9c: f026 0307 bic.w r3, r6, #7 8011ca0: 461a mov r2, r3 8011ca2: 685d ldr r5, [r3, #4] 8011ca4: f852 6b08 ldr.w r6, [r2], #8 8011ca8: 9207 str r2, [sp, #28] 8011caa: 2301 movs r3, #1 8011cac: e795 b.n 8011bda <_vfprintf_r+0xad2> 8011cae: 4632 mov r2, r6 8011cb0: f01b 0510 ands.w r5, fp, #16 8011cb4: f852 6b04 ldr.w r6, [r2], #4 8011cb8: 9207 str r2, [sp, #28] 8011cba: d001 beq.n 8011cc0 <_vfprintf_r+0xbb8> 8011cbc: 461d mov r5, r3 8011cbe: e7f4 b.n 8011caa <_vfprintf_r+0xba2> 8011cc0: f01b 0340 ands.w r3, fp, #64 ; 0x40 8011cc4: d001 beq.n 8011cca <_vfprintf_r+0xbc2> 8011cc6: b2b6 uxth r6, r6 8011cc8: e7ef b.n 8011caa <_vfprintf_r+0xba2> 8011cca: f41b 7500 ands.w r5, fp, #512 ; 0x200 8011cce: d0ec beq.n 8011caa <_vfprintf_r+0xba2> 8011cd0: b2f6 uxtb r6, r6 8011cd2: e7f3 b.n 8011cbc <_vfprintf_r+0xbb4> 8011cd4: 4b7e ldr r3, [pc, #504] ; (8011ed0 <_vfprintf_r+0xdc8>) 8011cd6: 9316 str r3, [sp, #88] ; 0x58 8011cd8: f01b 0320 ands.w r3, fp, #32 8011cdc: d01b beq.n 8011d16 <_vfprintf_r+0xc0e> 8011cde: 3607 adds r6, #7 8011ce0: f026 0307 bic.w r3, r6, #7 8011ce4: 461a mov r2, r3 8011ce6: 685d ldr r5, [r3, #4] 8011ce8: f852 6b08 ldr.w r6, [r2], #8 8011cec: 9207 str r2, [sp, #28] 8011cee: f01b 0f01 tst.w fp, #1 8011cf2: d00a beq.n 8011d0a <_vfprintf_r+0xc02> 8011cf4: ea56 0305 orrs.w r3, r6, r5 8011cf8: d007 beq.n 8011d0a <_vfprintf_r+0xc02> 8011cfa: 2330 movs r3, #48 ; 0x30 8011cfc: f88d 306c strb.w r3, [sp, #108] ; 0x6c 8011d00: 9b06 ldr r3, [sp, #24] 8011d02: f88d 306d strb.w r3, [sp, #109] ; 0x6d 8011d06: f04b 0b02 orr.w fp, fp, #2 8011d0a: f42b 6b80 bic.w fp, fp, #1024 ; 0x400 8011d0e: 2302 movs r3, #2 8011d10: e763 b.n 8011bda <_vfprintf_r+0xad2> 8011d12: 4b6e ldr r3, [pc, #440] ; (8011ecc <_vfprintf_r+0xdc4>) 8011d14: e7df b.n 8011cd6 <_vfprintf_r+0xbce> 8011d16: 4632 mov r2, r6 8011d18: f01b 0510 ands.w r5, fp, #16 8011d1c: f852 6b04 ldr.w r6, [r2], #4 8011d20: 9207 str r2, [sp, #28] 8011d22: d001 beq.n 8011d28 <_vfprintf_r+0xc20> 8011d24: 461d mov r5, r3 8011d26: e7e2 b.n 8011cee <_vfprintf_r+0xbe6> 8011d28: f01b 0340 ands.w r3, fp, #64 ; 0x40 8011d2c: d001 beq.n 8011d32 <_vfprintf_r+0xc2a> 8011d2e: b2b6 uxth r6, r6 8011d30: e7dd b.n 8011cee <_vfprintf_r+0xbe6> 8011d32: f41b 7500 ands.w r5, fp, #512 ; 0x200 8011d36: d0da beq.n 8011cee <_vfprintf_r+0xbe6> 8011d38: b2f6 uxtb r6, r6 8011d3a: e7f3 b.n 8011d24 <_vfprintf_r+0xc1c> 8011d3c: 2e0a cmp r6, #10 8011d3e: f175 0300 sbcs.w r3, r5, #0 8011d42: d206 bcs.n 8011d52 <_vfprintf_r+0xc4a> 8011d44: 3630 adds r6, #48 ; 0x30 8011d46: f88d 6137 strb.w r6, [sp, #311] ; 0x137 8011d4a: f20d 1837 addw r8, sp, #311 ; 0x137 8011d4e: f000 bc03 b.w 8012558 <_vfprintf_r+0x1450> 8011d52: 2300 movs r3, #0 8011d54: 9305 str r3, [sp, #20] 8011d56: f407 6380 and.w r3, r7, #1024 ; 0x400 8011d5a: f50d 7b9c add.w fp, sp, #312 ; 0x138 8011d5e: 9303 str r3, [sp, #12] 8011d60: 220a movs r2, #10 8011d62: 2300 movs r3, #0 8011d64: 4630 mov r0, r6 8011d66: 4629 mov r1, r5 8011d68: f7ee ff2e bl 8000bc8 <__aeabi_uldivmod> 8011d6c: 9b05 ldr r3, [sp, #20] 8011d6e: 3301 adds r3, #1 8011d70: 9305 str r3, [sp, #20] 8011d72: 9b03 ldr r3, [sp, #12] 8011d74: 3230 adds r2, #48 ; 0x30 8011d76: f10b 38ff add.w r8, fp, #4294967295 8011d7a: f80b 2c01 strb.w r2, [fp, #-1] 8011d7e: b1d3 cbz r3, 8011db6 <_vfprintf_r+0xcae> 8011d80: 9b0a ldr r3, [sp, #40] ; 0x28 8011d82: 9a05 ldr r2, [sp, #20] 8011d84: 781b ldrb r3, [r3, #0] 8011d86: 429a cmp r2, r3 8011d88: d115 bne.n 8011db6 <_vfprintf_r+0xcae> 8011d8a: 2aff cmp r2, #255 ; 0xff 8011d8c: d013 beq.n 8011db6 <_vfprintf_r+0xcae> 8011d8e: 2e0a cmp r6, #10 8011d90: f175 0300 sbcs.w r3, r5, #0 8011d94: d30f bcc.n 8011db6 <_vfprintf_r+0xcae> 8011d96: 9b12 ldr r3, [sp, #72] ; 0x48 8011d98: 9914 ldr r1, [sp, #80] ; 0x50 8011d9a: eba8 0803 sub.w r8, r8, r3 8011d9e: 461a mov r2, r3 8011da0: 4640 mov r0, r8 8011da2: f002 fbe4 bl 801456e 8011da6: 9b0a ldr r3, [sp, #40] ; 0x28 8011da8: 785b ldrb r3, [r3, #1] 8011daa: b11b cbz r3, 8011db4 <_vfprintf_r+0xcac> 8011dac: 9b0a ldr r3, [sp, #40] ; 0x28 8011dae: 3301 adds r3, #1 8011db0: 930a str r3, [sp, #40] ; 0x28 8011db2: 2300 movs r3, #0 8011db4: 9305 str r3, [sp, #20] 8011db6: 2300 movs r3, #0 8011db8: 220a movs r2, #10 8011dba: 4630 mov r0, r6 8011dbc: 4629 mov r1, r5 8011dbe: f7ee ff03 bl 8000bc8 <__aeabi_uldivmod> 8011dc2: 2e0a cmp r6, #10 8011dc4: f175 0300 sbcs.w r3, r5, #0 8011dc8: f0c0 83c6 bcc.w 8012558 <_vfprintf_r+0x1450> 8011dcc: 4606 mov r6, r0 8011dce: 460d mov r5, r1 8011dd0: 46c3 mov fp, r8 8011dd2: e7c5 b.n 8011d60 <_vfprintf_r+0xc58> 8011dd4: f006 030f and.w r3, r6, #15 8011dd8: 9a16 ldr r2, [sp, #88] ; 0x58 8011dda: 0936 lsrs r6, r6, #4 8011ddc: 5cd3 ldrb r3, [r2, r3] 8011dde: f808 3d01 strb.w r3, [r8, #-1]! 8011de2: ea46 7605 orr.w r6, r6, r5, lsl #28 8011de6: 092d lsrs r5, r5, #4 8011de8: ea56 0305 orrs.w r3, r6, r5 8011dec: d1f2 bne.n 8011dd4 <_vfprintf_r+0xccc> 8011dee: e3b3 b.n 8012558 <_vfprintf_r+0x1450> 8011df0: b933 cbnz r3, 8011e00 <_vfprintf_r+0xcf8> 8011df2: f01b 0f01 tst.w fp, #1 8011df6: d003 beq.n 8011e00 <_vfprintf_r+0xcf8> 8011df8: 2330 movs r3, #48 ; 0x30 8011dfa: f88d 3137 strb.w r3, [sp, #311] ; 0x137 8011dfe: e7a4 b.n 8011d4a <_vfprintf_r+0xc42> 8011e00: f50d 789c add.w r8, sp, #312 ; 0x138 8011e04: e3a8 b.n 8012558 <_vfprintf_r+0x1450> 8011e06: 9b06 ldr r3, [sp, #24] 8011e08: 2b00 cmp r3, #0 8011e0a: f000 8373 beq.w 80124f4 <_vfprintf_r+0x13ec> 8011e0e: 2000 movs r0, #0 8011e10: f88d 30d4 strb.w r3, [sp, #212] ; 0xd4 8011e14: f88d 006b strb.w r0, [sp, #107] ; 0x6b 8011e18: 9607 str r6, [sp, #28] 8011e1a: f7ff bb1e b.w 801145a <_vfprintf_r+0x352> 8011e1e: 9e03 ldr r6, [sp, #12] 8011e20: f7ff bb8d b.w 801153e <_vfprintf_r+0x436> 8011e24: 2010 movs r0, #16 8011e26: 4402 add r2, r0 8011e28: 2b07 cmp r3, #7 8011e2a: e9cd 3223 strd r3, r2, [sp, #140] ; 0x8c 8011e2e: 6060 str r0, [r4, #4] 8011e30: dd08 ble.n 8011e44 <_vfprintf_r+0xd3c> 8011e32: aa22 add r2, sp, #136 ; 0x88 8011e34: 4649 mov r1, r9 8011e36: 4650 mov r0, sl 8011e38: f002 fbb9 bl 80145ae <__sprint_r> 8011e3c: 2800 cmp r0, #0 8011e3e: f040 8337 bne.w 80124b0 <_vfprintf_r+0x13a8> 8011e42: a925 add r1, sp, #148 ; 0x94 8011e44: 3f10 subs r7, #16 8011e46: 460c mov r4, r1 8011e48: e4f3 b.n 8011832 <_vfprintf_r+0x72a> 8011e4a: 460c mov r4, r1 8011e4c: e50c b.n 8011868 <_vfprintf_r+0x760> 8011e4e: aa22 add r2, sp, #136 ; 0x88 8011e50: 4649 mov r1, r9 8011e52: 4650 mov r0, sl 8011e54: f002 fbab bl 80145ae <__sprint_r> 8011e58: 2800 cmp r0, #0 8011e5a: f040 8329 bne.w 80124b0 <_vfprintf_r+0x13a8> 8011e5e: ac25 add r4, sp, #148 ; 0x94 8011e60: e514 b.n 801188c <_vfprintf_r+0x784> 8011e62: aa22 add r2, sp, #136 ; 0x88 8011e64: 4649 mov r1, r9 8011e66: 4650 mov r0, sl 8011e68: f002 fba1 bl 80145ae <__sprint_r> 8011e6c: 2800 cmp r0, #0 8011e6e: f040 831f bne.w 80124b0 <_vfprintf_r+0x13a8> 8011e72: ac25 add r4, sp, #148 ; 0x94 8011e74: e51a b.n 80118ac <_vfprintf_r+0x7a4> 8011e76: 2010 movs r0, #16 8011e78: 4402 add r2, r0 8011e7a: 2b07 cmp r3, #7 8011e7c: e9cd 3223 strd r3, r2, [sp, #140] ; 0x8c 8011e80: 6060 str r0, [r4, #4] 8011e82: dd08 ble.n 8011e96 <_vfprintf_r+0xd8e> 8011e84: aa22 add r2, sp, #136 ; 0x88 8011e86: 4649 mov r1, r9 8011e88: 4650 mov r0, sl 8011e8a: f002 fb90 bl 80145ae <__sprint_r> 8011e8e: 2800 cmp r0, #0 8011e90: f040 830e bne.w 80124b0 <_vfprintf_r+0x13a8> 8011e94: a925 add r1, sp, #148 ; 0x94 8011e96: 3f10 subs r7, #16 8011e98: 460c mov r4, r1 8011e9a: e50f b.n 80118bc <_vfprintf_r+0x7b4> 8011e9c: 460c mov r4, r1 8011e9e: e528 b.n 80118f2 <_vfprintf_r+0x7ea> 8011ea0: 2010 movs r0, #16 8011ea2: 4402 add r2, r0 8011ea4: 2b07 cmp r3, #7 8011ea6: e9cd 3223 strd r3, r2, [sp, #140] ; 0x8c 8011eaa: 6060 str r0, [r4, #4] 8011eac: dd08 ble.n 8011ec0 <_vfprintf_r+0xdb8> 8011eae: aa22 add r2, sp, #136 ; 0x88 8011eb0: 4649 mov r1, r9 8011eb2: 4650 mov r0, sl 8011eb4: f002 fb7b bl 80145ae <__sprint_r> 8011eb8: 2800 cmp r0, #0 8011eba: f040 82f9 bne.w 80124b0 <_vfprintf_r+0x13a8> 8011ebe: a925 add r1, sp, #148 ; 0x94 8011ec0: 3e10 subs r6, #16 8011ec2: 460c mov r4, r1 8011ec4: e528 b.n 8011918 <_vfprintf_r+0x810> 8011ec6: 460c mov r4, r1 8011ec8: e540 b.n 801194c <_vfprintf_r+0x844> 8011eca: bf00 nop 8011ecc: 08018bf8 .word 0x08018bf8 8011ed0: 08018c09 .word 0x08018c09 8011ed4: 9b06 ldr r3, [sp, #24] 8011ed6: 2b65 cmp r3, #101 ; 0x65 8011ed8: f340 8232 ble.w 8012340 <_vfprintf_r+0x1238> 8011edc: e9dd 010c ldrd r0, r1, [sp, #48] ; 0x30 8011ee0: 2200 movs r2, #0 8011ee2: 2300 movs r3, #0 8011ee4: f7ee fe00 bl 8000ae8 <__aeabi_dcmpeq> 8011ee8: 2800 cmp r0, #0 8011eea: d068 beq.n 8011fbe <_vfprintf_r+0xeb6> 8011eec: 4b6d ldr r3, [pc, #436] ; (80120a4 <_vfprintf_r+0xf9c>) 8011eee: 6023 str r3, [r4, #0] 8011ef0: 2301 movs r3, #1 8011ef2: 441e add r6, r3 8011ef4: 6063 str r3, [r4, #4] 8011ef6: 9b23 ldr r3, [sp, #140] ; 0x8c 8011ef8: 9624 str r6, [sp, #144] ; 0x90 8011efa: 3301 adds r3, #1 8011efc: 2b07 cmp r3, #7 8011efe: 9323 str r3, [sp, #140] ; 0x8c 8011f00: dc37 bgt.n 8011f72 <_vfprintf_r+0xe6a> 8011f02: 3408 adds r4, #8 8011f04: 9b1c ldr r3, [sp, #112] ; 0x70 8011f06: 9a05 ldr r2, [sp, #20] 8011f08: 4293 cmp r3, r2 8011f0a: db03 blt.n 8011f14 <_vfprintf_r+0xe0c> 8011f0c: f01b 0f01 tst.w fp, #1 8011f10: f43f ad2e beq.w 8011970 <_vfprintf_r+0x868> 8011f14: 9b13 ldr r3, [sp, #76] ; 0x4c 8011f16: 6023 str r3, [r4, #0] 8011f18: 9b0e ldr r3, [sp, #56] ; 0x38 8011f1a: 9a0e ldr r2, [sp, #56] ; 0x38 8011f1c: 6063 str r3, [r4, #4] 8011f1e: 9b24 ldr r3, [sp, #144] ; 0x90 8011f20: 4413 add r3, r2 8011f22: 9324 str r3, [sp, #144] ; 0x90 8011f24: 9b23 ldr r3, [sp, #140] ; 0x8c 8011f26: 3301 adds r3, #1 8011f28: 2b07 cmp r3, #7 8011f2a: 9323 str r3, [sp, #140] ; 0x8c 8011f2c: dc2b bgt.n 8011f86 <_vfprintf_r+0xe7e> 8011f2e: 3408 adds r4, #8 8011f30: 9b05 ldr r3, [sp, #20] 8011f32: 1e5d subs r5, r3, #1 8011f34: 2d00 cmp r5, #0 8011f36: f77f ad1b ble.w 8011970 <_vfprintf_r+0x868> 8011f3a: 4e5b ldr r6, [pc, #364] ; (80120a8 <_vfprintf_r+0xfa0>) 8011f3c: 2710 movs r7, #16 8011f3e: e9dd 3223 ldrd r3, r2, [sp, #140] ; 0x8c 8011f42: 2d10 cmp r5, #16 8011f44: f103 0301 add.w r3, r3, #1 8011f48: f104 0108 add.w r1, r4, #8 8011f4c: 6026 str r6, [r4, #0] 8011f4e: dc24 bgt.n 8011f9a <_vfprintf_r+0xe92> 8011f50: 442a add r2, r5 8011f52: 6065 str r5, [r4, #4] 8011f54: 9224 str r2, [sp, #144] ; 0x90 8011f56: 2b07 cmp r3, #7 8011f58: 9323 str r3, [sp, #140] ; 0x8c 8011f5a: f340 8288 ble.w 801246e <_vfprintf_r+0x1366> 8011f5e: aa22 add r2, sp, #136 ; 0x88 8011f60: 4649 mov r1, r9 8011f62: 4650 mov r0, sl 8011f64: f002 fb23 bl 80145ae <__sprint_r> 8011f68: 2800 cmp r0, #0 8011f6a: f040 82a1 bne.w 80124b0 <_vfprintf_r+0x13a8> 8011f6e: ac25 add r4, sp, #148 ; 0x94 8011f70: e4fe b.n 8011970 <_vfprintf_r+0x868> 8011f72: aa22 add r2, sp, #136 ; 0x88 8011f74: 4649 mov r1, r9 8011f76: 4650 mov r0, sl 8011f78: f002 fb19 bl 80145ae <__sprint_r> 8011f7c: 2800 cmp r0, #0 8011f7e: f040 8297 bne.w 80124b0 <_vfprintf_r+0x13a8> 8011f82: ac25 add r4, sp, #148 ; 0x94 8011f84: e7be b.n 8011f04 <_vfprintf_r+0xdfc> 8011f86: aa22 add r2, sp, #136 ; 0x88 8011f88: 4649 mov r1, r9 8011f8a: 4650 mov r0, sl 8011f8c: f002 fb0f bl 80145ae <__sprint_r> 8011f90: 2800 cmp r0, #0 8011f92: f040 828d bne.w 80124b0 <_vfprintf_r+0x13a8> 8011f96: ac25 add r4, sp, #148 ; 0x94 8011f98: e7ca b.n 8011f30 <_vfprintf_r+0xe28> 8011f9a: 3210 adds r2, #16 8011f9c: 2b07 cmp r3, #7 8011f9e: e9cd 3223 strd r3, r2, [sp, #140] ; 0x8c 8011fa2: 6067 str r7, [r4, #4] 8011fa4: dd08 ble.n 8011fb8 <_vfprintf_r+0xeb0> 8011fa6: aa22 add r2, sp, #136 ; 0x88 8011fa8: 4649 mov r1, r9 8011faa: 4650 mov r0, sl 8011fac: f002 faff bl 80145ae <__sprint_r> 8011fb0: 2800 cmp r0, #0 8011fb2: f040 827d bne.w 80124b0 <_vfprintf_r+0x13a8> 8011fb6: a925 add r1, sp, #148 ; 0x94 8011fb8: 3d10 subs r5, #16 8011fba: 460c mov r4, r1 8011fbc: e7bf b.n 8011f3e <_vfprintf_r+0xe36> 8011fbe: 9b1c ldr r3, [sp, #112] ; 0x70 8011fc0: 2b00 cmp r3, #0 8011fc2: dc73 bgt.n 80120ac <_vfprintf_r+0xfa4> 8011fc4: 4b37 ldr r3, [pc, #220] ; (80120a4 <_vfprintf_r+0xf9c>) 8011fc6: 6023 str r3, [r4, #0] 8011fc8: 2301 movs r3, #1 8011fca: 441e add r6, r3 8011fcc: 6063 str r3, [r4, #4] 8011fce: 9b23 ldr r3, [sp, #140] ; 0x8c 8011fd0: 9624 str r6, [sp, #144] ; 0x90 8011fd2: 3301 adds r3, #1 8011fd4: 2b07 cmp r3, #7 8011fd6: 9323 str r3, [sp, #140] ; 0x8c 8011fd8: dc3d bgt.n 8012056 <_vfprintf_r+0xf4e> 8011fda: 3408 adds r4, #8 8011fdc: 9905 ldr r1, [sp, #20] 8011fde: 9a1c ldr r2, [sp, #112] ; 0x70 8011fe0: 9b24 ldr r3, [sp, #144] ; 0x90 8011fe2: 430a orrs r2, r1 8011fe4: f00b 0101 and.w r1, fp, #1 8011fe8: 430a orrs r2, r1 8011fea: f43f acc1 beq.w 8011970 <_vfprintf_r+0x868> 8011fee: 9a13 ldr r2, [sp, #76] ; 0x4c 8011ff0: 6022 str r2, [r4, #0] 8011ff2: 9a0e ldr r2, [sp, #56] ; 0x38 8011ff4: 6062 str r2, [r4, #4] 8011ff6: 4413 add r3, r2 8011ff8: 9324 str r3, [sp, #144] ; 0x90 8011ffa: 9b23 ldr r3, [sp, #140] ; 0x8c 8011ffc: 3301 adds r3, #1 8011ffe: 2b07 cmp r3, #7 8012000: 9323 str r3, [sp, #140] ; 0x8c 8012002: dc32 bgt.n 801206a <_vfprintf_r+0xf62> 8012004: 3408 adds r4, #8 8012006: 9d1c ldr r5, [sp, #112] ; 0x70 8012008: 2d00 cmp r5, #0 801200a: da1b bge.n 8012044 <_vfprintf_r+0xf3c> 801200c: 4e26 ldr r6, [pc, #152] ; (80120a8 <_vfprintf_r+0xfa0>) 801200e: 426d negs r5, r5 8012010: 4623 mov r3, r4 8012012: 2710 movs r7, #16 8012014: e9dd 2123 ldrd r2, r1, [sp, #140] ; 0x8c 8012018: 2d10 cmp r5, #16 801201a: f102 0201 add.w r2, r2, #1 801201e: f104 0408 add.w r4, r4, #8 8012022: 601e str r6, [r3, #0] 8012024: dc2b bgt.n 801207e <_vfprintf_r+0xf76> 8012026: 605d str r5, [r3, #4] 8012028: 2a07 cmp r2, #7 801202a: 440d add r5, r1 801202c: e9cd 2523 strd r2, r5, [sp, #140] ; 0x8c 8012030: dd08 ble.n 8012044 <_vfprintf_r+0xf3c> 8012032: aa22 add r2, sp, #136 ; 0x88 8012034: 4649 mov r1, r9 8012036: 4650 mov r0, sl 8012038: f002 fab9 bl 80145ae <__sprint_r> 801203c: 2800 cmp r0, #0 801203e: f040 8237 bne.w 80124b0 <_vfprintf_r+0x13a8> 8012042: ac25 add r4, sp, #148 ; 0x94 8012044: 9b05 ldr r3, [sp, #20] 8012046: 9a05 ldr r2, [sp, #20] 8012048: 6063 str r3, [r4, #4] 801204a: 9b24 ldr r3, [sp, #144] ; 0x90 801204c: f8c4 8000 str.w r8, [r4] 8012050: 4413 add r3, r2 8012052: 9324 str r3, [sp, #144] ; 0x90 8012054: e485 b.n 8011962 <_vfprintf_r+0x85a> 8012056: aa22 add r2, sp, #136 ; 0x88 8012058: 4649 mov r1, r9 801205a: 4650 mov r0, sl 801205c: f002 faa7 bl 80145ae <__sprint_r> 8012060: 2800 cmp r0, #0 8012062: f040 8225 bne.w 80124b0 <_vfprintf_r+0x13a8> 8012066: ac25 add r4, sp, #148 ; 0x94 8012068: e7b8 b.n 8011fdc <_vfprintf_r+0xed4> 801206a: aa22 add r2, sp, #136 ; 0x88 801206c: 4649 mov r1, r9 801206e: 4650 mov r0, sl 8012070: f002 fa9d bl 80145ae <__sprint_r> 8012074: 2800 cmp r0, #0 8012076: f040 821b bne.w 80124b0 <_vfprintf_r+0x13a8> 801207a: ac25 add r4, sp, #148 ; 0x94 801207c: e7c3 b.n 8012006 <_vfprintf_r+0xefe> 801207e: 3110 adds r1, #16 8012080: 2a07 cmp r2, #7 8012082: e9cd 2123 strd r2, r1, [sp, #140] ; 0x8c 8012086: 605f str r7, [r3, #4] 8012088: dd08 ble.n 801209c <_vfprintf_r+0xf94> 801208a: aa22 add r2, sp, #136 ; 0x88 801208c: 4649 mov r1, r9 801208e: 4650 mov r0, sl 8012090: f002 fa8d bl 80145ae <__sprint_r> 8012094: 2800 cmp r0, #0 8012096: f040 820b bne.w 80124b0 <_vfprintf_r+0x13a8> 801209a: ac25 add r4, sp, #148 ; 0x94 801209c: 3d10 subs r5, #16 801209e: 4623 mov r3, r4 80120a0: e7b8 b.n 8012014 <_vfprintf_r+0xf0c> 80120a2: bf00 nop 80120a4: 08018c1a .word 0x08018c1a 80120a8: 08018c2c .word 0x08018c2c 80120ac: 9f05 ldr r7, [sp, #20] 80120ae: 42af cmp r7, r5 80120b0: bfa8 it ge 80120b2: 462f movge r7, r5 80120b4: 2f00 cmp r7, #0 80120b6: dd09 ble.n 80120cc <_vfprintf_r+0xfc4> 80120b8: 9b23 ldr r3, [sp, #140] ; 0x8c 80120ba: 3301 adds r3, #1 80120bc: 443e add r6, r7 80120be: 2b07 cmp r3, #7 80120c0: e9c4 8700 strd r8, r7, [r4] 80120c4: 9624 str r6, [sp, #144] ; 0x90 80120c6: 9323 str r3, [sp, #140] ; 0x8c 80120c8: dc75 bgt.n 80121b6 <_vfprintf_r+0x10ae> 80120ca: 3408 adds r4, #8 80120cc: 2f00 cmp r7, #0 80120ce: bfac ite ge 80120d0: 1bee subge r6, r5, r7 80120d2: 462e movlt r6, r5 80120d4: 2e00 cmp r6, #0 80120d6: dd18 ble.n 801210a <_vfprintf_r+0x1002> 80120d8: 4f98 ldr r7, [pc, #608] ; (801233c <_vfprintf_r+0x1234>) 80120da: 6027 str r7, [r4, #0] 80120dc: e9dd 3223 ldrd r3, r2, [sp, #140] ; 0x8c 80120e0: 2e10 cmp r6, #16 80120e2: f103 0301 add.w r3, r3, #1 80120e6: f104 0108 add.w r1, r4, #8 80120ea: dc6e bgt.n 80121ca <_vfprintf_r+0x10c2> 80120ec: 6066 str r6, [r4, #4] 80120ee: 2b07 cmp r3, #7 80120f0: 4416 add r6, r2 80120f2: e9cd 3623 strd r3, r6, [sp, #140] ; 0x8c 80120f6: dd7b ble.n 80121f0 <_vfprintf_r+0x10e8> 80120f8: aa22 add r2, sp, #136 ; 0x88 80120fa: 4649 mov r1, r9 80120fc: 4650 mov r0, sl 80120fe: f002 fa56 bl 80145ae <__sprint_r> 8012102: 2800 cmp r0, #0 8012104: f040 81d4 bne.w 80124b0 <_vfprintf_r+0x13a8> 8012108: ac25 add r4, sp, #148 ; 0x94 801210a: f41b 6f80 tst.w fp, #1024 ; 0x400 801210e: 4445 add r5, r8 8012110: d00a beq.n 8012128 <_vfprintf_r+0x1020> 8012112: 9b09 ldr r3, [sp, #36] ; 0x24 8012114: 2b00 cmp r3, #0 8012116: d16d bne.n 80121f4 <_vfprintf_r+0x10ec> 8012118: 9b08 ldr r3, [sp, #32] 801211a: 2b00 cmp r3, #0 801211c: d16d bne.n 80121fa <_vfprintf_r+0x10f2> 801211e: 9b05 ldr r3, [sp, #20] 8012120: 4443 add r3, r8 8012122: 429d cmp r5, r3 8012124: bf28 it cs 8012126: 461d movcs r5, r3 8012128: 9b1c ldr r3, [sp, #112] ; 0x70 801212a: 9a05 ldr r2, [sp, #20] 801212c: 4293 cmp r3, r2 801212e: db02 blt.n 8012136 <_vfprintf_r+0x102e> 8012130: f01b 0f01 tst.w fp, #1 8012134: d00e beq.n 8012154 <_vfprintf_r+0x104c> 8012136: 9b13 ldr r3, [sp, #76] ; 0x4c 8012138: 6023 str r3, [r4, #0] 801213a: 9b0e ldr r3, [sp, #56] ; 0x38 801213c: 9a0e ldr r2, [sp, #56] ; 0x38 801213e: 6063 str r3, [r4, #4] 8012140: 9b24 ldr r3, [sp, #144] ; 0x90 8012142: 4413 add r3, r2 8012144: 9324 str r3, [sp, #144] ; 0x90 8012146: 9b23 ldr r3, [sp, #140] ; 0x8c 8012148: 3301 adds r3, #1 801214a: 2b07 cmp r3, #7 801214c: 9323 str r3, [sp, #140] ; 0x8c 801214e: f300 80cf bgt.w 80122f0 <_vfprintf_r+0x11e8> 8012152: 3408 adds r4, #8 8012154: 9b05 ldr r3, [sp, #20] 8012156: 9e1c ldr r6, [sp, #112] ; 0x70 8012158: eb08 0203 add.w r2, r8, r3 801215c: 1b9e subs r6, r3, r6 801215e: 1b52 subs r2, r2, r5 8012160: 4296 cmp r6, r2 8012162: bfa8 it ge 8012164: 4616 movge r6, r2 8012166: 2e00 cmp r6, #0 8012168: dd0b ble.n 8012182 <_vfprintf_r+0x107a> 801216a: 9b24 ldr r3, [sp, #144] ; 0x90 801216c: 4433 add r3, r6 801216e: 9324 str r3, [sp, #144] ; 0x90 8012170: 9b23 ldr r3, [sp, #140] ; 0x8c 8012172: 3301 adds r3, #1 8012174: 2b07 cmp r3, #7 8012176: e9c4 5600 strd r5, r6, [r4] 801217a: 9323 str r3, [sp, #140] ; 0x8c 801217c: f300 80c2 bgt.w 8012304 <_vfprintf_r+0x11fc> 8012180: 3408 adds r4, #8 8012182: 9d1c ldr r5, [sp, #112] ; 0x70 8012184: 9b05 ldr r3, [sp, #20] 8012186: 2e00 cmp r6, #0 8012188: eba3 0505 sub.w r5, r3, r5 801218c: bfa8 it ge 801218e: 1bad subge r5, r5, r6 8012190: 2d00 cmp r5, #0 8012192: f77f abed ble.w 8011970 <_vfprintf_r+0x868> 8012196: 4e69 ldr r6, [pc, #420] ; (801233c <_vfprintf_r+0x1234>) 8012198: 2710 movs r7, #16 801219a: e9dd 3223 ldrd r3, r2, [sp, #140] ; 0x8c 801219e: 2d10 cmp r5, #16 80121a0: f103 0301 add.w r3, r3, #1 80121a4: f104 0108 add.w r1, r4, #8 80121a8: 6026 str r6, [r4, #0] 80121aa: f300 80b5 bgt.w 8012318 <_vfprintf_r+0x1210> 80121ae: 6065 str r5, [r4, #4] 80121b0: 4415 add r5, r2 80121b2: 9524 str r5, [sp, #144] ; 0x90 80121b4: e6cf b.n 8011f56 <_vfprintf_r+0xe4e> 80121b6: aa22 add r2, sp, #136 ; 0x88 80121b8: 4649 mov r1, r9 80121ba: 4650 mov r0, sl 80121bc: f002 f9f7 bl 80145ae <__sprint_r> 80121c0: 2800 cmp r0, #0 80121c2: f040 8175 bne.w 80124b0 <_vfprintf_r+0x13a8> 80121c6: ac25 add r4, sp, #148 ; 0x94 80121c8: e780 b.n 80120cc <_vfprintf_r+0xfc4> 80121ca: 2010 movs r0, #16 80121cc: 4402 add r2, r0 80121ce: 2b07 cmp r3, #7 80121d0: e9cd 3223 strd r3, r2, [sp, #140] ; 0x8c 80121d4: 6060 str r0, [r4, #4] 80121d6: dd08 ble.n 80121ea <_vfprintf_r+0x10e2> 80121d8: aa22 add r2, sp, #136 ; 0x88 80121da: 4649 mov r1, r9 80121dc: 4650 mov r0, sl 80121de: f002 f9e6 bl 80145ae <__sprint_r> 80121e2: 2800 cmp r0, #0 80121e4: f040 8164 bne.w 80124b0 <_vfprintf_r+0x13a8> 80121e8: a925 add r1, sp, #148 ; 0x94 80121ea: 3e10 subs r6, #16 80121ec: 460c mov r4, r1 80121ee: e774 b.n 80120da <_vfprintf_r+0xfd2> 80121f0: 460c mov r4, r1 80121f2: e78a b.n 801210a <_vfprintf_r+0x1002> 80121f4: 9b08 ldr r3, [sp, #32] 80121f6: 2b00 cmp r3, #0 80121f8: d04a beq.n 8012290 <_vfprintf_r+0x1188> 80121fa: 9b08 ldr r3, [sp, #32] 80121fc: 3b01 subs r3, #1 80121fe: 9308 str r3, [sp, #32] 8012200: 9b14 ldr r3, [sp, #80] ; 0x50 8012202: 6023 str r3, [r4, #0] 8012204: 9b12 ldr r3, [sp, #72] ; 0x48 8012206: 9a12 ldr r2, [sp, #72] ; 0x48 8012208: 6063 str r3, [r4, #4] 801220a: 9b24 ldr r3, [sp, #144] ; 0x90 801220c: 4413 add r3, r2 801220e: 9324 str r3, [sp, #144] ; 0x90 8012210: 9b23 ldr r3, [sp, #140] ; 0x8c 8012212: 3301 adds r3, #1 8012214: 2b07 cmp r3, #7 8012216: 9323 str r3, [sp, #140] ; 0x8c 8012218: dc41 bgt.n 801229e <_vfprintf_r+0x1196> 801221a: 3408 adds r4, #8 801221c: 9b05 ldr r3, [sp, #20] 801221e: 9a0a ldr r2, [sp, #40] ; 0x28 8012220: eb08 0703 add.w r7, r8, r3 8012224: 1b7b subs r3, r7, r5 8012226: 7817 ldrb r7, [r2, #0] 8012228: 429f cmp r7, r3 801222a: bfa8 it ge 801222c: 461f movge r7, r3 801222e: 2f00 cmp r7, #0 8012230: dd0a ble.n 8012248 <_vfprintf_r+0x1140> 8012232: 9b24 ldr r3, [sp, #144] ; 0x90 8012234: 443b add r3, r7 8012236: 9324 str r3, [sp, #144] ; 0x90 8012238: 9b23 ldr r3, [sp, #140] ; 0x8c 801223a: 3301 adds r3, #1 801223c: 2b07 cmp r3, #7 801223e: e9c4 5700 strd r5, r7, [r4] 8012242: 9323 str r3, [sp, #140] ; 0x8c 8012244: dc35 bgt.n 80122b2 <_vfprintf_r+0x11aa> 8012246: 3408 adds r4, #8 8012248: 9b0a ldr r3, [sp, #40] ; 0x28 801224a: 781e ldrb r6, [r3, #0] 801224c: 2f00 cmp r7, #0 801224e: bfa8 it ge 8012250: 1bf6 subge r6, r6, r7 8012252: 2e00 cmp r6, #0 8012254: dd18 ble.n 8012288 <_vfprintf_r+0x1180> 8012256: e9dd 3223 ldrd r3, r2, [sp, #140] ; 0x8c 801225a: 4838 ldr r0, [pc, #224] ; (801233c <_vfprintf_r+0x1234>) 801225c: 6020 str r0, [r4, #0] 801225e: 2e10 cmp r6, #16 8012260: f103 0301 add.w r3, r3, #1 8012264: f104 0108 add.w r1, r4, #8 8012268: dc2d bgt.n 80122c6 <_vfprintf_r+0x11be> 801226a: 6066 str r6, [r4, #4] 801226c: 2b07 cmp r3, #7 801226e: 4416 add r6, r2 8012270: e9cd 3623 strd r3, r6, [sp, #140] ; 0x8c 8012274: dd3a ble.n 80122ec <_vfprintf_r+0x11e4> 8012276: aa22 add r2, sp, #136 ; 0x88 8012278: 4649 mov r1, r9 801227a: 4650 mov r0, sl 801227c: f002 f997 bl 80145ae <__sprint_r> 8012280: 2800 cmp r0, #0 8012282: f040 8115 bne.w 80124b0 <_vfprintf_r+0x13a8> 8012286: ac25 add r4, sp, #148 ; 0x94 8012288: 9b0a ldr r3, [sp, #40] ; 0x28 801228a: 781b ldrb r3, [r3, #0] 801228c: 441d add r5, r3 801228e: e740 b.n 8012112 <_vfprintf_r+0x100a> 8012290: 9b0a ldr r3, [sp, #40] ; 0x28 8012292: 3b01 subs r3, #1 8012294: 930a str r3, [sp, #40] ; 0x28 8012296: 9b09 ldr r3, [sp, #36] ; 0x24 8012298: 3b01 subs r3, #1 801229a: 9309 str r3, [sp, #36] ; 0x24 801229c: e7b0 b.n 8012200 <_vfprintf_r+0x10f8> 801229e: aa22 add r2, sp, #136 ; 0x88 80122a0: 4649 mov r1, r9 80122a2: 4650 mov r0, sl 80122a4: f002 f983 bl 80145ae <__sprint_r> 80122a8: 2800 cmp r0, #0 80122aa: f040 8101 bne.w 80124b0 <_vfprintf_r+0x13a8> 80122ae: ac25 add r4, sp, #148 ; 0x94 80122b0: e7b4 b.n 801221c <_vfprintf_r+0x1114> 80122b2: aa22 add r2, sp, #136 ; 0x88 80122b4: 4649 mov r1, r9 80122b6: 4650 mov r0, sl 80122b8: f002 f979 bl 80145ae <__sprint_r> 80122bc: 2800 cmp r0, #0 80122be: f040 80f7 bne.w 80124b0 <_vfprintf_r+0x13a8> 80122c2: ac25 add r4, sp, #148 ; 0x94 80122c4: e7c0 b.n 8012248 <_vfprintf_r+0x1140> 80122c6: 2010 movs r0, #16 80122c8: 4402 add r2, r0 80122ca: 2b07 cmp r3, #7 80122cc: e9cd 3223 strd r3, r2, [sp, #140] ; 0x8c 80122d0: 6060 str r0, [r4, #4] 80122d2: dd08 ble.n 80122e6 <_vfprintf_r+0x11de> 80122d4: aa22 add r2, sp, #136 ; 0x88 80122d6: 4649 mov r1, r9 80122d8: 4650 mov r0, sl 80122da: f002 f968 bl 80145ae <__sprint_r> 80122de: 2800 cmp r0, #0 80122e0: f040 80e6 bne.w 80124b0 <_vfprintf_r+0x13a8> 80122e4: a925 add r1, sp, #148 ; 0x94 80122e6: 3e10 subs r6, #16 80122e8: 460c mov r4, r1 80122ea: e7b4 b.n 8012256 <_vfprintf_r+0x114e> 80122ec: 460c mov r4, r1 80122ee: e7cb b.n 8012288 <_vfprintf_r+0x1180> 80122f0: aa22 add r2, sp, #136 ; 0x88 80122f2: 4649 mov r1, r9 80122f4: 4650 mov r0, sl 80122f6: f002 f95a bl 80145ae <__sprint_r> 80122fa: 2800 cmp r0, #0 80122fc: f040 80d8 bne.w 80124b0 <_vfprintf_r+0x13a8> 8012300: ac25 add r4, sp, #148 ; 0x94 8012302: e727 b.n 8012154 <_vfprintf_r+0x104c> 8012304: aa22 add r2, sp, #136 ; 0x88 8012306: 4649 mov r1, r9 8012308: 4650 mov r0, sl 801230a: f002 f950 bl 80145ae <__sprint_r> 801230e: 2800 cmp r0, #0 8012310: f040 80ce bne.w 80124b0 <_vfprintf_r+0x13a8> 8012314: ac25 add r4, sp, #148 ; 0x94 8012316: e734 b.n 8012182 <_vfprintf_r+0x107a> 8012318: 3210 adds r2, #16 801231a: 2b07 cmp r3, #7 801231c: e9cd 3223 strd r3, r2, [sp, #140] ; 0x8c 8012320: 6067 str r7, [r4, #4] 8012322: dd08 ble.n 8012336 <_vfprintf_r+0x122e> 8012324: aa22 add r2, sp, #136 ; 0x88 8012326: 4649 mov r1, r9 8012328: 4650 mov r0, sl 801232a: f002 f940 bl 80145ae <__sprint_r> 801232e: 2800 cmp r0, #0 8012330: f040 80be bne.w 80124b0 <_vfprintf_r+0x13a8> 8012334: a925 add r1, sp, #148 ; 0x94 8012336: 3d10 subs r5, #16 8012338: 460c mov r4, r1 801233a: e72e b.n 801219a <_vfprintf_r+0x1092> 801233c: 08018c2c .word 0x08018c2c 8012340: 9a05 ldr r2, [sp, #20] 8012342: 9b23 ldr r3, [sp, #140] ; 0x8c 8012344: 2a01 cmp r2, #1 8012346: f106 0601 add.w r6, r6, #1 801234a: f103 0301 add.w r3, r3, #1 801234e: f104 0508 add.w r5, r4, #8 8012352: dc02 bgt.n 801235a <_vfprintf_r+0x1252> 8012354: f01b 0f01 tst.w fp, #1 8012358: d07e beq.n 8012458 <_vfprintf_r+0x1350> 801235a: 2201 movs r2, #1 801235c: 2b07 cmp r3, #7 801235e: e9cd 3623 strd r3, r6, [sp, #140] ; 0x8c 8012362: f8c4 8000 str.w r8, [r4] 8012366: 6062 str r2, [r4, #4] 8012368: dd08 ble.n 801237c <_vfprintf_r+0x1274> 801236a: aa22 add r2, sp, #136 ; 0x88 801236c: 4649 mov r1, r9 801236e: 4650 mov r0, sl 8012370: f002 f91d bl 80145ae <__sprint_r> 8012374: 2800 cmp r0, #0 8012376: f040 809b bne.w 80124b0 <_vfprintf_r+0x13a8> 801237a: ad25 add r5, sp, #148 ; 0x94 801237c: 9b13 ldr r3, [sp, #76] ; 0x4c 801237e: 602b str r3, [r5, #0] 8012380: 9b0e ldr r3, [sp, #56] ; 0x38 8012382: 9a0e ldr r2, [sp, #56] ; 0x38 8012384: 606b str r3, [r5, #4] 8012386: 9b24 ldr r3, [sp, #144] ; 0x90 8012388: 4413 add r3, r2 801238a: 9324 str r3, [sp, #144] ; 0x90 801238c: 9b23 ldr r3, [sp, #140] ; 0x8c 801238e: 3301 adds r3, #1 8012390: 2b07 cmp r3, #7 8012392: 9323 str r3, [sp, #140] ; 0x8c 8012394: dc32 bgt.n 80123fc <_vfprintf_r+0x12f4> 8012396: 3508 adds r5, #8 8012398: 9b05 ldr r3, [sp, #20] 801239a: e9dd 010c ldrd r0, r1, [sp, #48] ; 0x30 801239e: 1e5c subs r4, r3, #1 80123a0: 2200 movs r2, #0 80123a2: 2300 movs r3, #0 80123a4: f7ee fba0 bl 8000ae8 <__aeabi_dcmpeq> 80123a8: 2800 cmp r0, #0 80123aa: d130 bne.n 801240e <_vfprintf_r+0x1306> 80123ac: 9923 ldr r1, [sp, #140] ; 0x8c 80123ae: 9b24 ldr r3, [sp, #144] ; 0x90 80123b0: 9a05 ldr r2, [sp, #20] 80123b2: 3101 adds r1, #1 80123b4: 3b01 subs r3, #1 80123b6: f108 0001 add.w r0, r8, #1 80123ba: 4413 add r3, r2 80123bc: 2907 cmp r1, #7 80123be: e9c5 0400 strd r0, r4, [r5] 80123c2: e9cd 1323 strd r1, r3, [sp, #140] ; 0x8c 80123c6: dd50 ble.n 801246a <_vfprintf_r+0x1362> 80123c8: aa22 add r2, sp, #136 ; 0x88 80123ca: 4649 mov r1, r9 80123cc: 4650 mov r0, sl 80123ce: f002 f8ee bl 80145ae <__sprint_r> 80123d2: 2800 cmp r0, #0 80123d4: d16c bne.n 80124b0 <_vfprintf_r+0x13a8> 80123d6: ad25 add r5, sp, #148 ; 0x94 80123d8: ab1e add r3, sp, #120 ; 0x78 80123da: 602b str r3, [r5, #0] 80123dc: 9b15 ldr r3, [sp, #84] ; 0x54 80123de: 9a15 ldr r2, [sp, #84] ; 0x54 80123e0: 606b str r3, [r5, #4] 80123e2: 9b24 ldr r3, [sp, #144] ; 0x90 80123e4: 4413 add r3, r2 80123e6: 9324 str r3, [sp, #144] ; 0x90 80123e8: 9b23 ldr r3, [sp, #140] ; 0x8c 80123ea: 3301 adds r3, #1 80123ec: 2b07 cmp r3, #7 80123ee: 9323 str r3, [sp, #140] ; 0x8c 80123f0: f73f adb5 bgt.w 8011f5e <_vfprintf_r+0xe56> 80123f4: f105 0408 add.w r4, r5, #8 80123f8: f7ff baba b.w 8011970 <_vfprintf_r+0x868> 80123fc: aa22 add r2, sp, #136 ; 0x88 80123fe: 4649 mov r1, r9 8012400: 4650 mov r0, sl 8012402: f002 f8d4 bl 80145ae <__sprint_r> 8012406: 2800 cmp r0, #0 8012408: d152 bne.n 80124b0 <_vfprintf_r+0x13a8> 801240a: ad25 add r5, sp, #148 ; 0x94 801240c: e7c4 b.n 8012398 <_vfprintf_r+0x1290> 801240e: 2c00 cmp r4, #0 8012410: dde2 ble.n 80123d8 <_vfprintf_r+0x12d0> 8012412: 4e58 ldr r6, [pc, #352] ; (8012574 <_vfprintf_r+0x146c>) 8012414: 2710 movs r7, #16 8012416: e9dd 3223 ldrd r3, r2, [sp, #140] ; 0x8c 801241a: 2c10 cmp r4, #16 801241c: f103 0301 add.w r3, r3, #1 8012420: f105 0108 add.w r1, r5, #8 8012424: 602e str r6, [r5, #0] 8012426: dc07 bgt.n 8012438 <_vfprintf_r+0x1330> 8012428: 606c str r4, [r5, #4] 801242a: 2b07 cmp r3, #7 801242c: 4414 add r4, r2 801242e: e9cd 3423 strd r3, r4, [sp, #140] ; 0x8c 8012432: dcc9 bgt.n 80123c8 <_vfprintf_r+0x12c0> 8012434: 460d mov r5, r1 8012436: e7cf b.n 80123d8 <_vfprintf_r+0x12d0> 8012438: 3210 adds r2, #16 801243a: 2b07 cmp r3, #7 801243c: e9cd 3223 strd r3, r2, [sp, #140] ; 0x8c 8012440: 606f str r7, [r5, #4] 8012442: dd06 ble.n 8012452 <_vfprintf_r+0x134a> 8012444: aa22 add r2, sp, #136 ; 0x88 8012446: 4649 mov r1, r9 8012448: 4650 mov r0, sl 801244a: f002 f8b0 bl 80145ae <__sprint_r> 801244e: bb78 cbnz r0, 80124b0 <_vfprintf_r+0x13a8> 8012450: a925 add r1, sp, #148 ; 0x94 8012452: 3c10 subs r4, #16 8012454: 460d mov r5, r1 8012456: e7de b.n 8012416 <_vfprintf_r+0x130e> 8012458: 2201 movs r2, #1 801245a: 2b07 cmp r3, #7 801245c: e9cd 3623 strd r3, r6, [sp, #140] ; 0x8c 8012460: f8c4 8000 str.w r8, [r4] 8012464: 6062 str r2, [r4, #4] 8012466: ddb7 ble.n 80123d8 <_vfprintf_r+0x12d0> 8012468: e7ae b.n 80123c8 <_vfprintf_r+0x12c0> 801246a: 3508 adds r5, #8 801246c: e7b4 b.n 80123d8 <_vfprintf_r+0x12d0> 801246e: 460c mov r4, r1 8012470: f7ff ba7e b.w 8011970 <_vfprintf_r+0x868> 8012474: e9dd 3210 ldrd r3, r2, [sp, #64] ; 0x40 8012478: 1a9d subs r5, r3, r2 801247a: 2d00 cmp r5, #0 801247c: f77f aa7c ble.w 8011978 <_vfprintf_r+0x870> 8012480: 4e3d ldr r6, [pc, #244] ; (8012578 <_vfprintf_r+0x1470>) 8012482: 2710 movs r7, #16 8012484: e9dd 3223 ldrd r3, r2, [sp, #140] ; 0x8c 8012488: 2d10 cmp r5, #16 801248a: f103 0301 add.w r3, r3, #1 801248e: 6026 str r6, [r4, #0] 8012490: dc18 bgt.n 80124c4 <_vfprintf_r+0x13bc> 8012492: 6065 str r5, [r4, #4] 8012494: 2b07 cmp r3, #7 8012496: 4415 add r5, r2 8012498: e9cd 3523 strd r3, r5, [sp, #140] ; 0x8c 801249c: f77f aa6c ble.w 8011978 <_vfprintf_r+0x870> 80124a0: aa22 add r2, sp, #136 ; 0x88 80124a2: 4649 mov r1, r9 80124a4: 4650 mov r0, sl 80124a6: f002 f882 bl 80145ae <__sprint_r> 80124aa: 2800 cmp r0, #0 80124ac: f43f aa64 beq.w 8011978 <_vfprintf_r+0x870> 80124b0: 9b03 ldr r3, [sp, #12] 80124b2: 2b00 cmp r3, #0 80124b4: f43f a879 beq.w 80115aa <_vfprintf_r+0x4a2> 80124b8: 4619 mov r1, r3 80124ba: 4650 mov r0, sl 80124bc: f001 f8fa bl 80136b4 <_free_r> 80124c0: f7ff b873 b.w 80115aa <_vfprintf_r+0x4a2> 80124c4: 3210 adds r2, #16 80124c6: 2b07 cmp r3, #7 80124c8: e9cd 3223 strd r3, r2, [sp, #140] ; 0x8c 80124cc: 6067 str r7, [r4, #4] 80124ce: dc02 bgt.n 80124d6 <_vfprintf_r+0x13ce> 80124d0: 3408 adds r4, #8 80124d2: 3d10 subs r5, #16 80124d4: e7d6 b.n 8012484 <_vfprintf_r+0x137c> 80124d6: aa22 add r2, sp, #136 ; 0x88 80124d8: 4649 mov r1, r9 80124da: 4650 mov r0, sl 80124dc: f002 f867 bl 80145ae <__sprint_r> 80124e0: 2800 cmp r0, #0 80124e2: d1e5 bne.n 80124b0 <_vfprintf_r+0x13a8> 80124e4: ac25 add r4, sp, #148 ; 0x94 80124e6: e7f4 b.n 80124d2 <_vfprintf_r+0x13ca> 80124e8: 9903 ldr r1, [sp, #12] 80124ea: 4650 mov r0, sl 80124ec: f001 f8e2 bl 80136b4 <_free_r> 80124f0: f7ff ba5a b.w 80119a8 <_vfprintf_r+0x8a0> 80124f4: 9b24 ldr r3, [sp, #144] ; 0x90 80124f6: b91b cbnz r3, 8012500 <_vfprintf_r+0x13f8> 80124f8: 2300 movs r3, #0 80124fa: 9323 str r3, [sp, #140] ; 0x8c 80124fc: f7ff b855 b.w 80115aa <_vfprintf_r+0x4a2> 8012500: aa22 add r2, sp, #136 ; 0x88 8012502: 4649 mov r1, r9 8012504: 4650 mov r0, sl 8012506: f002 f852 bl 80145ae <__sprint_r> 801250a: 2800 cmp r0, #0 801250c: d0f4 beq.n 80124f8 <_vfprintf_r+0x13f0> 801250e: f7ff b84c b.w 80115aa <_vfprintf_r+0x4a2> 8012512: ea56 0205 orrs.w r2, r6, r5 8012516: 465f mov r7, fp 8012518: f43f ab70 beq.w 8011bfc <_vfprintf_r+0xaf4> 801251c: 2b01 cmp r3, #1 801251e: f43f ac0d beq.w 8011d3c <_vfprintf_r+0xc34> 8012522: 2b02 cmp r3, #2 8012524: f50d 789c add.w r8, sp, #312 ; 0x138 8012528: f43f ac54 beq.w 8011dd4 <_vfprintf_r+0xccc> 801252c: f006 0307 and.w r3, r6, #7 8012530: 08f6 lsrs r6, r6, #3 8012532: ea46 7645 orr.w r6, r6, r5, lsl #29 8012536: 08ed lsrs r5, r5, #3 8012538: 3330 adds r3, #48 ; 0x30 801253a: ea56 0105 orrs.w r1, r6, r5 801253e: 4642 mov r2, r8 8012540: f808 3d01 strb.w r3, [r8, #-1]! 8012544: d1f2 bne.n 801252c <_vfprintf_r+0x1424> 8012546: 07f8 lsls r0, r7, #31 8012548: d506 bpl.n 8012558 <_vfprintf_r+0x1450> 801254a: 2b30 cmp r3, #48 ; 0x30 801254c: d004 beq.n 8012558 <_vfprintf_r+0x1450> 801254e: 2330 movs r3, #48 ; 0x30 8012550: f808 3c01 strb.w r3, [r8, #-1] 8012554: f1a2 0802 sub.w r8, r2, #2 8012558: ab4e add r3, sp, #312 ; 0x138 801255a: eba3 0308 sub.w r3, r3, r8 801255e: 9e04 ldr r6, [sp, #16] 8012560: 9304 str r3, [sp, #16] 8012562: 2300 movs r3, #0 8012564: 46bb mov fp, r7 8012566: 9303 str r3, [sp, #12] 8012568: e9cd 3308 strd r3, r3, [sp, #32] 801256c: 461d mov r5, r3 801256e: f7ff b945 b.w 80117fc <_vfprintf_r+0x6f4> 8012572: bf00 nop 8012574: 08018c2c .word 0x08018c2c 8012578: 08018c1c .word 0x08018c1c 0801257c <__sbprintf>: 801257c: b570 push {r4, r5, r6, lr} 801257e: 460c mov r4, r1 8012580: 8989 ldrh r1, [r1, #12] 8012582: f5ad 6d8e sub.w sp, sp, #1136 ; 0x470 8012586: f021 0102 bic.w r1, r1, #2 801258a: f8ad 1014 strh.w r1, [sp, #20] 801258e: 6e61 ldr r1, [r4, #100] ; 0x64 8012590: 911b str r1, [sp, #108] ; 0x6c 8012592: 89e1 ldrh r1, [r4, #14] 8012594: f8ad 1016 strh.w r1, [sp, #22] 8012598: 69e1 ldr r1, [r4, #28] 801259a: 9109 str r1, [sp, #36] ; 0x24 801259c: 6a61 ldr r1, [r4, #36] ; 0x24 801259e: 910b str r1, [sp, #44] ; 0x2c 80125a0: a91c add r1, sp, #112 ; 0x70 80125a2: 9102 str r1, [sp, #8] 80125a4: 9106 str r1, [sp, #24] 80125a6: f44f 6180 mov.w r1, #1024 ; 0x400 80125aa: 4606 mov r6, r0 80125ac: 9104 str r1, [sp, #16] 80125ae: 9107 str r1, [sp, #28] 80125b0: a818 add r0, sp, #96 ; 0x60 80125b2: 2100 movs r1, #0 80125b4: e9cd 3200 strd r3, r2, [sp] 80125b8: 9108 str r1, [sp, #32] 80125ba: f001 f95f bl 801387c <__retarget_lock_init_recursive> 80125be: e9dd 3200 ldrd r3, r2, [sp] 80125c2: a902 add r1, sp, #8 80125c4: 4630 mov r0, r6 80125c6: f7fe fd9f bl 8011108 <_vfprintf_r> 80125ca: 1e05 subs r5, r0, #0 80125cc: db07 blt.n 80125de <__sbprintf+0x62> 80125ce: a902 add r1, sp, #8 80125d0: 4630 mov r0, r6 80125d2: f000 ff73 bl 80134bc <_fflush_r> 80125d6: 2800 cmp r0, #0 80125d8: bf18 it ne 80125da: f04f 35ff movne.w r5, #4294967295 80125de: f8bd 3014 ldrh.w r3, [sp, #20] 80125e2: 9818 ldr r0, [sp, #96] ; 0x60 80125e4: 065b lsls r3, r3, #25 80125e6: bf42 ittt mi 80125e8: 89a3 ldrhmi r3, [r4, #12] 80125ea: f043 0340 orrmi.w r3, r3, #64 ; 0x40 80125ee: 81a3 strhmi r3, [r4, #12] 80125f0: f001 f945 bl 801387e <__retarget_lock_close_recursive> 80125f4: 4628 mov r0, r5 80125f6: f50d 6d8e add.w sp, sp, #1136 ; 0x470 80125fa: bd70 pop {r4, r5, r6, pc} 080125fc <__swsetup_r>: 80125fc: b538 push {r3, r4, r5, lr} 80125fe: 4b2a ldr r3, [pc, #168] ; (80126a8 <__swsetup_r+0xac>) 8012600: 4605 mov r5, r0 8012602: 6818 ldr r0, [r3, #0] 8012604: 460c mov r4, r1 8012606: b118 cbz r0, 8012610 <__swsetup_r+0x14> 8012608: 6b83 ldr r3, [r0, #56] ; 0x38 801260a: b90b cbnz r3, 8012610 <__swsetup_r+0x14> 801260c: f000 ffc2 bl 8013594 <__sinit> 8012610: 89a3 ldrh r3, [r4, #12] 8012612: f9b4 200c ldrsh.w r2, [r4, #12] 8012616: 0718 lsls r0, r3, #28 8012618: d422 bmi.n 8012660 <__swsetup_r+0x64> 801261a: 06d9 lsls r1, r3, #27 801261c: d407 bmi.n 801262e <__swsetup_r+0x32> 801261e: 2309 movs r3, #9 8012620: 602b str r3, [r5, #0] 8012622: f042 0340 orr.w r3, r2, #64 ; 0x40 8012626: 81a3 strh r3, [r4, #12] 8012628: f04f 30ff mov.w r0, #4294967295 801262c: e034 b.n 8012698 <__swsetup_r+0x9c> 801262e: 0758 lsls r0, r3, #29 8012630: d512 bpl.n 8012658 <__swsetup_r+0x5c> 8012632: 6b21 ldr r1, [r4, #48] ; 0x30 8012634: b141 cbz r1, 8012648 <__swsetup_r+0x4c> 8012636: f104 0340 add.w r3, r4, #64 ; 0x40 801263a: 4299 cmp r1, r3 801263c: d002 beq.n 8012644 <__swsetup_r+0x48> 801263e: 4628 mov r0, r5 8012640: f001 f838 bl 80136b4 <_free_r> 8012644: 2300 movs r3, #0 8012646: 6323 str r3, [r4, #48] ; 0x30 8012648: 89a3 ldrh r3, [r4, #12] 801264a: f023 0324 bic.w r3, r3, #36 ; 0x24 801264e: 81a3 strh r3, [r4, #12] 8012650: 2300 movs r3, #0 8012652: 6063 str r3, [r4, #4] 8012654: 6923 ldr r3, [r4, #16] 8012656: 6023 str r3, [r4, #0] 8012658: 89a3 ldrh r3, [r4, #12] 801265a: f043 0308 orr.w r3, r3, #8 801265e: 81a3 strh r3, [r4, #12] 8012660: 6923 ldr r3, [r4, #16] 8012662: b94b cbnz r3, 8012678 <__swsetup_r+0x7c> 8012664: 89a3 ldrh r3, [r4, #12] 8012666: f403 7320 and.w r3, r3, #640 ; 0x280 801266a: f5b3 7f00 cmp.w r3, #512 ; 0x200 801266e: d003 beq.n 8012678 <__swsetup_r+0x7c> 8012670: 4621 mov r1, r4 8012672: 4628 mov r0, r5 8012674: f001 f932 bl 80138dc <__smakebuf_r> 8012678: 89a0 ldrh r0, [r4, #12] 801267a: f9b4 200c ldrsh.w r2, [r4, #12] 801267e: f010 0301 ands.w r3, r0, #1 8012682: d00a beq.n 801269a <__swsetup_r+0x9e> 8012684: 2300 movs r3, #0 8012686: 60a3 str r3, [r4, #8] 8012688: 6963 ldr r3, [r4, #20] 801268a: 425b negs r3, r3 801268c: 61a3 str r3, [r4, #24] 801268e: 6923 ldr r3, [r4, #16] 8012690: b943 cbnz r3, 80126a4 <__swsetup_r+0xa8> 8012692: f010 0080 ands.w r0, r0, #128 ; 0x80 8012696: d1c4 bne.n 8012622 <__swsetup_r+0x26> 8012698: bd38 pop {r3, r4, r5, pc} 801269a: 0781 lsls r1, r0, #30 801269c: bf58 it pl 801269e: 6963 ldrpl r3, [r4, #20] 80126a0: 60a3 str r3, [r4, #8] 80126a2: e7f4 b.n 801268e <__swsetup_r+0x92> 80126a4: 2000 movs r0, #0 80126a6: e7f7 b.n 8012698 <__swsetup_r+0x9c> 80126a8: 20000030 .word 0x20000030 080126ac : 80126ac: 4b02 ldr r3, [pc, #8] ; (80126b8 ) 80126ae: b113 cbz r3, 80126b6 80126b0: 4802 ldr r0, [pc, #8] ; (80126bc ) 80126b2: f000 b805 b.w 80126c0 80126b6: 4770 bx lr 80126b8: 00000000 .word 0x00000000 80126bc: 080135e5 .word 0x080135e5 080126c0 : 80126c0: 2300 movs r3, #0 80126c2: 4601 mov r1, r0 80126c4: 461a mov r2, r3 80126c6: 4618 mov r0, r3 80126c8: f002 bc8c b.w 8014fe4 <__register_exitproc> 080126cc : 80126cc: e92d 4ff7 stmdb sp!, {r0, r1, r2, r4, r5, r6, r7, r8, r9, sl, fp, lr} 80126d0: 6903 ldr r3, [r0, #16] 80126d2: 690c ldr r4, [r1, #16] 80126d4: 42a3 cmp r3, r4 80126d6: 4607 mov r7, r0 80126d8: f2c0 8081 blt.w 80127de 80126dc: 3c01 subs r4, #1 80126de: f101 0814 add.w r8, r1, #20 80126e2: f100 0514 add.w r5, r0, #20 80126e6: eb05 0384 add.w r3, r5, r4, lsl #2 80126ea: 9301 str r3, [sp, #4] 80126ec: f858 3024 ldr.w r3, [r8, r4, lsl #2] 80126f0: f855 2024 ldr.w r2, [r5, r4, lsl #2] 80126f4: 3301 adds r3, #1 80126f6: 429a cmp r2, r3 80126f8: ea4f 0b84 mov.w fp, r4, lsl #2 80126fc: eb08 0984 add.w r9, r8, r4, lsl #2 8012700: fbb2 f6f3 udiv r6, r2, r3 8012704: d331 bcc.n 801276a 8012706: f04f 0e00 mov.w lr, #0 801270a: 4640 mov r0, r8 801270c: 46ac mov ip, r5 801270e: 46f2 mov sl, lr 8012710: f850 2b04 ldr.w r2, [r0], #4 8012714: b293 uxth r3, r2 8012716: fb06 e303 mla r3, r6, r3, lr 801271a: ea4f 4e13 mov.w lr, r3, lsr #16 801271e: b29b uxth r3, r3 8012720: ebaa 0303 sub.w r3, sl, r3 8012724: f8dc a000 ldr.w sl, [ip] 8012728: 0c12 lsrs r2, r2, #16 801272a: fa13 f38a uxtah r3, r3, sl 801272e: fb06 e202 mla r2, r6, r2, lr 8012732: 9300 str r3, [sp, #0] 8012734: 9b00 ldr r3, [sp, #0] 8012736: ea4f 4e12 mov.w lr, r2, lsr #16 801273a: b292 uxth r2, r2 801273c: ebc2 421a rsb r2, r2, sl, lsr #16 8012740: eb02 4223 add.w r2, r2, r3, asr #16 8012744: f8bd 3000 ldrh.w r3, [sp] 8012748: 4581 cmp r9, r0 801274a: ea43 4302 orr.w r3, r3, r2, lsl #16 801274e: f84c 3b04 str.w r3, [ip], #4 8012752: ea4f 4a22 mov.w sl, r2, asr #16 8012756: d2db bcs.n 8012710 8012758: f855 300b ldr.w r3, [r5, fp] 801275c: b92b cbnz r3, 801276a 801275e: 9b01 ldr r3, [sp, #4] 8012760: 3b04 subs r3, #4 8012762: 429d cmp r5, r3 8012764: 461a mov r2, r3 8012766: d32e bcc.n 80127c6 8012768: 613c str r4, [r7, #16] 801276a: 4638 mov r0, r7 801276c: f001 fd72 bl 8014254 <__mcmp> 8012770: 2800 cmp r0, #0 8012772: db24 blt.n 80127be 8012774: 3601 adds r6, #1 8012776: 4628 mov r0, r5 8012778: f04f 0c00 mov.w ip, #0 801277c: f858 2b04 ldr.w r2, [r8], #4 8012780: f8d0 e000 ldr.w lr, [r0] 8012784: b293 uxth r3, r2 8012786: ebac 0303 sub.w r3, ip, r3 801278a: 0c12 lsrs r2, r2, #16 801278c: fa13 f38e uxtah r3, r3, lr 8012790: ebc2 421e rsb r2, r2, lr, lsr #16 8012794: eb02 4223 add.w r2, r2, r3, asr #16 8012798: b29b uxth r3, r3 801279a: ea43 4302 orr.w r3, r3, r2, lsl #16 801279e: 45c1 cmp r9, r8 80127a0: f840 3b04 str.w r3, [r0], #4 80127a4: ea4f 4c22 mov.w ip, r2, asr #16 80127a8: d2e8 bcs.n 801277c 80127aa: f855 2024 ldr.w r2, [r5, r4, lsl #2] 80127ae: eb05 0384 add.w r3, r5, r4, lsl #2 80127b2: b922 cbnz r2, 80127be 80127b4: 3b04 subs r3, #4 80127b6: 429d cmp r5, r3 80127b8: 461a mov r2, r3 80127ba: d30a bcc.n 80127d2 80127bc: 613c str r4, [r7, #16] 80127be: 4630 mov r0, r6 80127c0: b003 add sp, #12 80127c2: e8bd 8ff0 ldmia.w sp!, {r4, r5, r6, r7, r8, r9, sl, fp, pc} 80127c6: 6812 ldr r2, [r2, #0] 80127c8: 3b04 subs r3, #4 80127ca: 2a00 cmp r2, #0 80127cc: d1cc bne.n 8012768 80127ce: 3c01 subs r4, #1 80127d0: e7c7 b.n 8012762 80127d2: 6812 ldr r2, [r2, #0] 80127d4: 3b04 subs r3, #4 80127d6: 2a00 cmp r2, #0 80127d8: d1f0 bne.n 80127bc 80127da: 3c01 subs r4, #1 80127dc: e7eb b.n 80127b6 80127de: 2000 movs r0, #0 80127e0: e7ee b.n 80127c0 80127e2: 0000 movs r0, r0 80127e4: 0000 movs r0, r0 ... 080127e8 <_dtoa_r>: 80127e8: e92d 4ff0 stmdb sp!, {r4, r5, r6, r7, r8, r9, sl, fp, lr} 80127ec: ed2d 8b04 vpush {d8-d9} 80127f0: b093 sub sp, #76 ; 0x4c 80127f2: ec57 6b10 vmov r6, r7, d0 80127f6: 9106 str r1, [sp, #24] 80127f8: 6c01 ldr r1, [r0, #64] ; 0x40 80127fa: 9d20 ldr r5, [sp, #128] ; 0x80 80127fc: 9209 str r2, [sp, #36] ; 0x24 80127fe: ee10 aa10 vmov sl, s0 8012802: 4604 mov r4, r0 8012804: 930c str r3, [sp, #48] ; 0x30 8012806: 46bb mov fp, r7 8012808: b141 cbz r1, 801281c <_dtoa_r+0x34> 801280a: 6c42 ldr r2, [r0, #68] ; 0x44 801280c: 604a str r2, [r1, #4] 801280e: 2301 movs r3, #1 8012810: 4093 lsls r3, r2 8012812: 608b str r3, [r1, #8] 8012814: f001 fb0f bl 8013e36 <_Bfree> 8012818: 2300 movs r3, #0 801281a: 6423 str r3, [r4, #64] ; 0x40 801281c: 1e3b subs r3, r7, #0 801281e: bfaa itet ge 8012820: 2300 movge r3, #0 8012822: f023 4b00 biclt.w fp, r3, #2147483648 ; 0x80000000 8012826: 602b strge r3, [r5, #0] 8012828: 4ba3 ldr r3, [pc, #652] ; (8012ab8 <_dtoa_r+0x2d0>) 801282a: bfbc itt lt 801282c: 2201 movlt r2, #1 801282e: 602a strlt r2, [r5, #0] 8012830: ea33 030b bics.w r3, r3, fp 8012834: d11b bne.n 801286e <_dtoa_r+0x86> 8012836: 9a0c ldr r2, [sp, #48] ; 0x30 8012838: f242 730f movw r3, #9999 ; 0x270f 801283c: 6013 str r3, [r2, #0] 801283e: f3cb 0313 ubfx r3, fp, #0, #20 8012842: 4333 orrs r3, r6 8012844: f000 8590 beq.w 8013368 <_dtoa_r+0xb80> 8012848: 9b21 ldr r3, [sp, #132] ; 0x84 801284a: b90b cbnz r3, 8012850 <_dtoa_r+0x68> 801284c: 4b9b ldr r3, [pc, #620] ; (8012abc <_dtoa_r+0x2d4>) 801284e: e022 b.n 8012896 <_dtoa_r+0xae> 8012850: 4b9a ldr r3, [pc, #616] ; (8012abc <_dtoa_r+0x2d4>) 8012852: 9301 str r3, [sp, #4] 8012854: 3303 adds r3, #3 8012856: 9a21 ldr r2, [sp, #132] ; 0x84 8012858: 6013 str r3, [r2, #0] 801285a: 9801 ldr r0, [sp, #4] 801285c: b013 add sp, #76 ; 0x4c 801285e: ecbd 8b04 vpop {d8-d9} 8012862: e8bd 8ff0 ldmia.w sp!, {r4, r5, r6, r7, r8, r9, sl, fp, pc} 8012866: 4b96 ldr r3, [pc, #600] ; (8012ac0 <_dtoa_r+0x2d8>) 8012868: 9301 str r3, [sp, #4] 801286a: 3308 adds r3, #8 801286c: e7f3 b.n 8012856 <_dtoa_r+0x6e> 801286e: 2200 movs r2, #0 8012870: 2300 movs r3, #0 8012872: 4650 mov r0, sl 8012874: 4659 mov r1, fp 8012876: f7ee f937 bl 8000ae8 <__aeabi_dcmpeq> 801287a: ec4b ab19 vmov d9, sl, fp 801287e: 4680 mov r8, r0 8012880: b158 cbz r0, 801289a <_dtoa_r+0xb2> 8012882: 9a0c ldr r2, [sp, #48] ; 0x30 8012884: 2301 movs r3, #1 8012886: 6013 str r3, [r2, #0] 8012888: 9b21 ldr r3, [sp, #132] ; 0x84 801288a: 2b00 cmp r3, #0 801288c: f000 8569 beq.w 8013362 <_dtoa_r+0xb7a> 8012890: 488c ldr r0, [pc, #560] ; (8012ac4 <_dtoa_r+0x2dc>) 8012892: 6018 str r0, [r3, #0] 8012894: 1e43 subs r3, r0, #1 8012896: 9301 str r3, [sp, #4] 8012898: e7df b.n 801285a <_dtoa_r+0x72> 801289a: ec4b ab10 vmov d0, sl, fp 801289e: aa10 add r2, sp, #64 ; 0x40 80128a0: a911 add r1, sp, #68 ; 0x44 80128a2: 4620 mov r0, r4 80128a4: f001 fd7c bl 80143a0 <__d2b> 80128a8: f3cb 550a ubfx r5, fp, #20, #11 80128ac: ee08 0a10 vmov s16, r0 80128b0: 2d00 cmp r5, #0 80128b2: f000 8082 beq.w 80129ba <_dtoa_r+0x1d2> 80128b6: ee19 3a90 vmov r3, s19 80128ba: f3c3 0313 ubfx r3, r3, #0, #20 80128be: f043 577f orr.w r7, r3, #1069547520 ; 0x3fc00000 80128c2: 4656 mov r6, sl 80128c4: f447 1740 orr.w r7, r7, #3145728 ; 0x300000 80128c8: f2a5 35ff subw r5, r5, #1023 ; 0x3ff 80128cc: f8cd 8038 str.w r8, [sp, #56] ; 0x38 80128d0: 4b7d ldr r3, [pc, #500] ; (8012ac8 <_dtoa_r+0x2e0>) 80128d2: 2200 movs r2, #0 80128d4: 4630 mov r0, r6 80128d6: 4639 mov r1, r7 80128d8: f7ed fce6 bl 80002a8 <__aeabi_dsub> 80128dc: a370 add r3, pc, #448 ; (adr r3, 8012aa0 <_dtoa_r+0x2b8>) 80128de: e9d3 2300 ldrd r2, r3, [r3] 80128e2: f7ed fe99 bl 8000618 <__aeabi_dmul> 80128e6: a370 add r3, pc, #448 ; (adr r3, 8012aa8 <_dtoa_r+0x2c0>) 80128e8: e9d3 2300 ldrd r2, r3, [r3] 80128ec: f7ed fcde bl 80002ac <__adddf3> 80128f0: 4606 mov r6, r0 80128f2: 4628 mov r0, r5 80128f4: 460f mov r7, r1 80128f6: f7ed fe25 bl 8000544 <__aeabi_i2d> 80128fa: a36d add r3, pc, #436 ; (adr r3, 8012ab0 <_dtoa_r+0x2c8>) 80128fc: e9d3 2300 ldrd r2, r3, [r3] 8012900: f7ed fe8a bl 8000618 <__aeabi_dmul> 8012904: 4602 mov r2, r0 8012906: 460b mov r3, r1 8012908: 4630 mov r0, r6 801290a: 4639 mov r1, r7 801290c: f7ed fcce bl 80002ac <__adddf3> 8012910: 4606 mov r6, r0 8012912: 460f mov r7, r1 8012914: f7ee f930 bl 8000b78 <__aeabi_d2iz> 8012918: 2200 movs r2, #0 801291a: 9000 str r0, [sp, #0] 801291c: 2300 movs r3, #0 801291e: 4630 mov r0, r6 8012920: 4639 mov r1, r7 8012922: f7ee f8eb bl 8000afc <__aeabi_dcmplt> 8012926: b150 cbz r0, 801293e <_dtoa_r+0x156> 8012928: 9800 ldr r0, [sp, #0] 801292a: f7ed fe0b bl 8000544 <__aeabi_i2d> 801292e: 4632 mov r2, r6 8012930: 463b mov r3, r7 8012932: f7ee f8d9 bl 8000ae8 <__aeabi_dcmpeq> 8012936: b910 cbnz r0, 801293e <_dtoa_r+0x156> 8012938: 9b00 ldr r3, [sp, #0] 801293a: 3b01 subs r3, #1 801293c: 9300 str r3, [sp, #0] 801293e: 9b00 ldr r3, [sp, #0] 8012940: 2b16 cmp r3, #22 8012942: d858 bhi.n 80129f6 <_dtoa_r+0x20e> 8012944: 9a00 ldr r2, [sp, #0] 8012946: 4b61 ldr r3, [pc, #388] ; (8012acc <_dtoa_r+0x2e4>) 8012948: eb03 03c2 add.w r3, r3, r2, lsl #3 801294c: e9d3 2300 ldrd r2, r3, [r3] 8012950: ec51 0b19 vmov r0, r1, d9 8012954: f7ee f8d2 bl 8000afc <__aeabi_dcmplt> 8012958: 2800 cmp r0, #0 801295a: d04e beq.n 80129fa <_dtoa_r+0x212> 801295c: 9b00 ldr r3, [sp, #0] 801295e: 3b01 subs r3, #1 8012960: 9300 str r3, [sp, #0] 8012962: 2300 movs r3, #0 8012964: 930b str r3, [sp, #44] ; 0x2c 8012966: 9b10 ldr r3, [sp, #64] ; 0x40 8012968: 1b5d subs r5, r3, r5 801296a: 1e6b subs r3, r5, #1 801296c: 9305 str r3, [sp, #20] 801296e: bf45 ittet mi 8012970: f1c5 0301 rsbmi r3, r5, #1 8012974: 9304 strmi r3, [sp, #16] 8012976: 2300 movpl r3, #0 8012978: 2300 movmi r3, #0 801297a: bf4c ite mi 801297c: 9305 strmi r3, [sp, #20] 801297e: 9304 strpl r3, [sp, #16] 8012980: 9b00 ldr r3, [sp, #0] 8012982: 2b00 cmp r3, #0 8012984: db3b blt.n 80129fe <_dtoa_r+0x216> 8012986: 9b05 ldr r3, [sp, #20] 8012988: 9a00 ldr r2, [sp, #0] 801298a: 920a str r2, [sp, #40] ; 0x28 801298c: 4413 add r3, r2 801298e: 9305 str r3, [sp, #20] 8012990: 2300 movs r3, #0 8012992: 9307 str r3, [sp, #28] 8012994: 9b06 ldr r3, [sp, #24] 8012996: 2b09 cmp r3, #9 8012998: d869 bhi.n 8012a6e <_dtoa_r+0x286> 801299a: 2b05 cmp r3, #5 801299c: bfc4 itt gt 801299e: 3b04 subgt r3, #4 80129a0: 9306 strgt r3, [sp, #24] 80129a2: 9b06 ldr r3, [sp, #24] 80129a4: f1a3 0302 sub.w r3, r3, #2 80129a8: bfcc ite gt 80129aa: 2500 movgt r5, #0 80129ac: 2501 movle r5, #1 80129ae: 2b03 cmp r3, #3 80129b0: d868 bhi.n 8012a84 <_dtoa_r+0x29c> 80129b2: e8df f003 tbb [pc, r3] 80129b6: 3a2d .short 0x3a2d 80129b8: 5a38 .short 0x5a38 80129ba: e9dd 5310 ldrd r5, r3, [sp, #64] ; 0x40 80129be: 441d add r5, r3 80129c0: f205 4332 addw r3, r5, #1074 ; 0x432 80129c4: 2b20 cmp r3, #32 80129c6: bfc1 itttt gt 80129c8: f1c3 0340 rsbgt r3, r3, #64 ; 0x40 80129cc: f205 4012 addwgt r0, r5, #1042 ; 0x412 80129d0: fa0b f303 lslgt.w r3, fp, r3 80129d4: fa26 f000 lsrgt.w r0, r6, r0 80129d8: bfda itte le 80129da: f1c3 0320 rsble r3, r3, #32 80129de: fa06 f003 lslle.w r0, r6, r3 80129e2: 4318 orrgt r0, r3 80129e4: f7ed fd9e bl 8000524 <__aeabi_ui2d> 80129e8: 2301 movs r3, #1 80129ea: 4606 mov r6, r0 80129ec: f1a1 77f8 sub.w r7, r1, #32505856 ; 0x1f00000 80129f0: 3d01 subs r5, #1 80129f2: 930e str r3, [sp, #56] ; 0x38 80129f4: e76c b.n 80128d0 <_dtoa_r+0xe8> 80129f6: 2301 movs r3, #1 80129f8: e7b4 b.n 8012964 <_dtoa_r+0x17c> 80129fa: 900b str r0, [sp, #44] ; 0x2c 80129fc: e7b3 b.n 8012966 <_dtoa_r+0x17e> 80129fe: 9b04 ldr r3, [sp, #16] 8012a00: 9a00 ldr r2, [sp, #0] 8012a02: 1a9b subs r3, r3, r2 8012a04: 9304 str r3, [sp, #16] 8012a06: 4253 negs r3, r2 8012a08: 9307 str r3, [sp, #28] 8012a0a: 2300 movs r3, #0 8012a0c: 930a str r3, [sp, #40] ; 0x28 8012a0e: e7c1 b.n 8012994 <_dtoa_r+0x1ac> 8012a10: 2300 movs r3, #0 8012a12: 9308 str r3, [sp, #32] 8012a14: 9b09 ldr r3, [sp, #36] ; 0x24 8012a16: 2b00 cmp r3, #0 8012a18: dc37 bgt.n 8012a8a <_dtoa_r+0x2a2> 8012a1a: 2301 movs r3, #1 8012a1c: e9cd 3302 strd r3, r3, [sp, #8] 8012a20: 461a mov r2, r3 8012a22: 9209 str r2, [sp, #36] ; 0x24 8012a24: e00c b.n 8012a40 <_dtoa_r+0x258> 8012a26: 2301 movs r3, #1 8012a28: e7f3 b.n 8012a12 <_dtoa_r+0x22a> 8012a2a: 2300 movs r3, #0 8012a2c: 9a09 ldr r2, [sp, #36] ; 0x24 8012a2e: 9308 str r3, [sp, #32] 8012a30: 9b00 ldr r3, [sp, #0] 8012a32: 4413 add r3, r2 8012a34: 9302 str r3, [sp, #8] 8012a36: 3301 adds r3, #1 8012a38: 2b01 cmp r3, #1 8012a3a: 9303 str r3, [sp, #12] 8012a3c: bfb8 it lt 8012a3e: 2301 movlt r3, #1 8012a40: 2200 movs r2, #0 8012a42: 6462 str r2, [r4, #68] ; 0x44 8012a44: 2204 movs r2, #4 8012a46: f102 0014 add.w r0, r2, #20 8012a4a: 4298 cmp r0, r3 8012a4c: 6c61 ldr r1, [r4, #68] ; 0x44 8012a4e: d920 bls.n 8012a92 <_dtoa_r+0x2aa> 8012a50: 4620 mov r0, r4 8012a52: f001 f9cb bl 8013dec <_Balloc> 8012a56: 9001 str r0, [sp, #4] 8012a58: 2800 cmp r0, #0 8012a5a: d13d bne.n 8012ad8 <_dtoa_r+0x2f0> 8012a5c: 4b1c ldr r3, [pc, #112] ; (8012ad0 <_dtoa_r+0x2e8>) 8012a5e: 4602 mov r2, r0 8012a60: f44f 71d5 mov.w r1, #426 ; 0x1aa 8012a64: 481b ldr r0, [pc, #108] ; (8012ad4 <_dtoa_r+0x2ec>) 8012a66: f002 faff bl 8015068 <__assert_func> 8012a6a: 2301 movs r3, #1 8012a6c: e7de b.n 8012a2c <_dtoa_r+0x244> 8012a6e: 2501 movs r5, #1 8012a70: 2300 movs r3, #0 8012a72: 9306 str r3, [sp, #24] 8012a74: 9508 str r5, [sp, #32] 8012a76: f04f 33ff mov.w r3, #4294967295 8012a7a: e9cd 3302 strd r3, r3, [sp, #8] 8012a7e: 2200 movs r2, #0 8012a80: 2312 movs r3, #18 8012a82: e7ce b.n 8012a22 <_dtoa_r+0x23a> 8012a84: 2301 movs r3, #1 8012a86: 9308 str r3, [sp, #32] 8012a88: e7f5 b.n 8012a76 <_dtoa_r+0x28e> 8012a8a: 9b09 ldr r3, [sp, #36] ; 0x24 8012a8c: e9cd 3302 strd r3, r3, [sp, #8] 8012a90: e7d6 b.n 8012a40 <_dtoa_r+0x258> 8012a92: 3101 adds r1, #1 8012a94: 6461 str r1, [r4, #68] ; 0x44 8012a96: 0052 lsls r2, r2, #1 8012a98: e7d5 b.n 8012a46 <_dtoa_r+0x25e> 8012a9a: bf00 nop 8012a9c: f3af 8000 nop.w 8012aa0: 636f4361 .word 0x636f4361 8012aa4: 3fd287a7 .word 0x3fd287a7 8012aa8: 8b60c8b3 .word 0x8b60c8b3 8012aac: 3fc68a28 .word 0x3fc68a28 8012ab0: 509f79fb .word 0x509f79fb 8012ab4: 3fd34413 .word 0x3fd34413 8012ab8: 7ff00000 .word 0x7ff00000 8012abc: 08018c3c .word 0x08018c3c 8012ac0: 08018c40 .word 0x08018c40 8012ac4: 08018c1b .word 0x08018c1b 8012ac8: 3ff80000 .word 0x3ff80000 8012acc: 08018d40 .word 0x08018d40 8012ad0: 08018c49 .word 0x08018c49 8012ad4: 08018c5a .word 0x08018c5a 8012ad8: 9b01 ldr r3, [sp, #4] 8012ada: 6423 str r3, [r4, #64] ; 0x40 8012adc: 9b03 ldr r3, [sp, #12] 8012ade: 2b0e cmp r3, #14 8012ae0: f200 809d bhi.w 8012c1e <_dtoa_r+0x436> 8012ae4: 2d00 cmp r5, #0 8012ae6: f000 809a beq.w 8012c1e <_dtoa_r+0x436> 8012aea: 9b00 ldr r3, [sp, #0] 8012aec: 2b00 cmp r3, #0 8012aee: dd32 ble.n 8012b56 <_dtoa_r+0x36e> 8012af0: 4ab7 ldr r2, [pc, #732] ; (8012dd0 <_dtoa_r+0x5e8>) 8012af2: f003 030f and.w r3, r3, #15 8012af6: eb02 03c3 add.w r3, r2, r3, lsl #3 8012afa: e9d3 8900 ldrd r8, r9, [r3] 8012afe: 9b00 ldr r3, [sp, #0] 8012b00: 05d8 lsls r0, r3, #23 8012b02: ea4f 1723 mov.w r7, r3, asr #4 8012b06: d516 bpl.n 8012b36 <_dtoa_r+0x34e> 8012b08: 4bb2 ldr r3, [pc, #712] ; (8012dd4 <_dtoa_r+0x5ec>) 8012b0a: ec51 0b19 vmov r0, r1, d9 8012b0e: e9d3 2308 ldrd r2, r3, [r3, #32] 8012b12: f7ed feab bl 800086c <__aeabi_ddiv> 8012b16: f007 070f and.w r7, r7, #15 8012b1a: 4682 mov sl, r0 8012b1c: 468b mov fp, r1 8012b1e: 2503 movs r5, #3 8012b20: 4eac ldr r6, [pc, #688] ; (8012dd4 <_dtoa_r+0x5ec>) 8012b22: b957 cbnz r7, 8012b3a <_dtoa_r+0x352> 8012b24: 4642 mov r2, r8 8012b26: 464b mov r3, r9 8012b28: 4650 mov r0, sl 8012b2a: 4659 mov r1, fp 8012b2c: f7ed fe9e bl 800086c <__aeabi_ddiv> 8012b30: 4682 mov sl, r0 8012b32: 468b mov fp, r1 8012b34: e028 b.n 8012b88 <_dtoa_r+0x3a0> 8012b36: 2502 movs r5, #2 8012b38: e7f2 b.n 8012b20 <_dtoa_r+0x338> 8012b3a: 07f9 lsls r1, r7, #31 8012b3c: d508 bpl.n 8012b50 <_dtoa_r+0x368> 8012b3e: 4640 mov r0, r8 8012b40: 4649 mov r1, r9 8012b42: e9d6 2300 ldrd r2, r3, [r6] 8012b46: f7ed fd67 bl 8000618 <__aeabi_dmul> 8012b4a: 3501 adds r5, #1 8012b4c: 4680 mov r8, r0 8012b4e: 4689 mov r9, r1 8012b50: 107f asrs r7, r7, #1 8012b52: 3608 adds r6, #8 8012b54: e7e5 b.n 8012b22 <_dtoa_r+0x33a> 8012b56: f000 809b beq.w 8012c90 <_dtoa_r+0x4a8> 8012b5a: 9b00 ldr r3, [sp, #0] 8012b5c: 4f9d ldr r7, [pc, #628] ; (8012dd4 <_dtoa_r+0x5ec>) 8012b5e: 425e negs r6, r3 8012b60: 4b9b ldr r3, [pc, #620] ; (8012dd0 <_dtoa_r+0x5e8>) 8012b62: f006 020f and.w r2, r6, #15 8012b66: eb03 03c2 add.w r3, r3, r2, lsl #3 8012b6a: e9d3 2300 ldrd r2, r3, [r3] 8012b6e: ec51 0b19 vmov r0, r1, d9 8012b72: f7ed fd51 bl 8000618 <__aeabi_dmul> 8012b76: 1136 asrs r6, r6, #4 8012b78: 4682 mov sl, r0 8012b7a: 468b mov fp, r1 8012b7c: 2300 movs r3, #0 8012b7e: 2502 movs r5, #2 8012b80: 2e00 cmp r6, #0 8012b82: d17a bne.n 8012c7a <_dtoa_r+0x492> 8012b84: 2b00 cmp r3, #0 8012b86: d1d3 bne.n 8012b30 <_dtoa_r+0x348> 8012b88: 9b0b ldr r3, [sp, #44] ; 0x2c 8012b8a: 2b00 cmp r3, #0 8012b8c: f000 8082 beq.w 8012c94 <_dtoa_r+0x4ac> 8012b90: 4b91 ldr r3, [pc, #580] ; (8012dd8 <_dtoa_r+0x5f0>) 8012b92: 2200 movs r2, #0 8012b94: 4650 mov r0, sl 8012b96: 4659 mov r1, fp 8012b98: f7ed ffb0 bl 8000afc <__aeabi_dcmplt> 8012b9c: 2800 cmp r0, #0 8012b9e: d079 beq.n 8012c94 <_dtoa_r+0x4ac> 8012ba0: 9b03 ldr r3, [sp, #12] 8012ba2: 2b00 cmp r3, #0 8012ba4: d076 beq.n 8012c94 <_dtoa_r+0x4ac> 8012ba6: 9b02 ldr r3, [sp, #8] 8012ba8: 2b00 cmp r3, #0 8012baa: dd36 ble.n 8012c1a <_dtoa_r+0x432> 8012bac: 9b00 ldr r3, [sp, #0] 8012bae: 4650 mov r0, sl 8012bb0: 4659 mov r1, fp 8012bb2: 1e5f subs r7, r3, #1 8012bb4: 2200 movs r2, #0 8012bb6: 4b89 ldr r3, [pc, #548] ; (8012ddc <_dtoa_r+0x5f4>) 8012bb8: f7ed fd2e bl 8000618 <__aeabi_dmul> 8012bbc: 9e02 ldr r6, [sp, #8] 8012bbe: 4682 mov sl, r0 8012bc0: 468b mov fp, r1 8012bc2: 3501 adds r5, #1 8012bc4: 4628 mov r0, r5 8012bc6: f7ed fcbd bl 8000544 <__aeabi_i2d> 8012bca: 4652 mov r2, sl 8012bcc: 465b mov r3, fp 8012bce: f7ed fd23 bl 8000618 <__aeabi_dmul> 8012bd2: 4b83 ldr r3, [pc, #524] ; (8012de0 <_dtoa_r+0x5f8>) 8012bd4: 2200 movs r2, #0 8012bd6: f7ed fb69 bl 80002ac <__adddf3> 8012bda: 46d0 mov r8, sl 8012bdc: 46d9 mov r9, fp 8012bde: 4682 mov sl, r0 8012be0: f1a1 7b50 sub.w fp, r1, #54525952 ; 0x3400000 8012be4: 2e00 cmp r6, #0 8012be6: d158 bne.n 8012c9a <_dtoa_r+0x4b2> 8012be8: 4b7e ldr r3, [pc, #504] ; (8012de4 <_dtoa_r+0x5fc>) 8012bea: 2200 movs r2, #0 8012bec: 4640 mov r0, r8 8012bee: 4649 mov r1, r9 8012bf0: f7ed fb5a bl 80002a8 <__aeabi_dsub> 8012bf4: 4652 mov r2, sl 8012bf6: 465b mov r3, fp 8012bf8: 4680 mov r8, r0 8012bfa: 4689 mov r9, r1 8012bfc: f7ed ff9c bl 8000b38 <__aeabi_dcmpgt> 8012c00: 2800 cmp r0, #0 8012c02: f040 8296 bne.w 8013132 <_dtoa_r+0x94a> 8012c06: 4652 mov r2, sl 8012c08: f10b 4300 add.w r3, fp, #2147483648 ; 0x80000000 8012c0c: 4640 mov r0, r8 8012c0e: 4649 mov r1, r9 8012c10: f7ed ff74 bl 8000afc <__aeabi_dcmplt> 8012c14: 2800 cmp r0, #0 8012c16: f040 828a bne.w 801312e <_dtoa_r+0x946> 8012c1a: ec5b ab19 vmov sl, fp, d9 8012c1e: 9b11 ldr r3, [sp, #68] ; 0x44 8012c20: 2b00 cmp r3, #0 8012c22: f2c0 8149 blt.w 8012eb8 <_dtoa_r+0x6d0> 8012c26: 9a00 ldr r2, [sp, #0] 8012c28: 2a0e cmp r2, #14 8012c2a: f300 8145 bgt.w 8012eb8 <_dtoa_r+0x6d0> 8012c2e: 4b68 ldr r3, [pc, #416] ; (8012dd0 <_dtoa_r+0x5e8>) 8012c30: eb03 03c2 add.w r3, r3, r2, lsl #3 8012c34: e9d3 8900 ldrd r8, r9, [r3] 8012c38: 9b09 ldr r3, [sp, #36] ; 0x24 8012c3a: 2b00 cmp r3, #0 8012c3c: f280 80d6 bge.w 8012dec <_dtoa_r+0x604> 8012c40: 9b03 ldr r3, [sp, #12] 8012c42: 2b00 cmp r3, #0 8012c44: f300 80d2 bgt.w 8012dec <_dtoa_r+0x604> 8012c48: f040 8270 bne.w 801312c <_dtoa_r+0x944> 8012c4c: 4b65 ldr r3, [pc, #404] ; (8012de4 <_dtoa_r+0x5fc>) 8012c4e: 2200 movs r2, #0 8012c50: 4640 mov r0, r8 8012c52: 4649 mov r1, r9 8012c54: f7ed fce0 bl 8000618 <__aeabi_dmul> 8012c58: 4652 mov r2, sl 8012c5a: 465b mov r3, fp 8012c5c: f7ed ff62 bl 8000b24 <__aeabi_dcmpge> 8012c60: 9e03 ldr r6, [sp, #12] 8012c62: 4637 mov r7, r6 8012c64: 2800 cmp r0, #0 8012c66: f040 8246 bne.w 80130f6 <_dtoa_r+0x90e> 8012c6a: 9d01 ldr r5, [sp, #4] 8012c6c: 2331 movs r3, #49 ; 0x31 8012c6e: f805 3b01 strb.w r3, [r5], #1 8012c72: 9b00 ldr r3, [sp, #0] 8012c74: 3301 adds r3, #1 8012c76: 9300 str r3, [sp, #0] 8012c78: e241 b.n 80130fe <_dtoa_r+0x916> 8012c7a: 07f2 lsls r2, r6, #31 8012c7c: d505 bpl.n 8012c8a <_dtoa_r+0x4a2> 8012c7e: e9d7 2300 ldrd r2, r3, [r7] 8012c82: f7ed fcc9 bl 8000618 <__aeabi_dmul> 8012c86: 3501 adds r5, #1 8012c88: 2301 movs r3, #1 8012c8a: 1076 asrs r6, r6, #1 8012c8c: 3708 adds r7, #8 8012c8e: e777 b.n 8012b80 <_dtoa_r+0x398> 8012c90: 2502 movs r5, #2 8012c92: e779 b.n 8012b88 <_dtoa_r+0x3a0> 8012c94: 9f00 ldr r7, [sp, #0] 8012c96: 9e03 ldr r6, [sp, #12] 8012c98: e794 b.n 8012bc4 <_dtoa_r+0x3dc> 8012c9a: 9901 ldr r1, [sp, #4] 8012c9c: 4b4c ldr r3, [pc, #304] ; (8012dd0 <_dtoa_r+0x5e8>) 8012c9e: 4431 add r1, r6 8012ca0: 910d str r1, [sp, #52] ; 0x34 8012ca2: 9908 ldr r1, [sp, #32] 8012ca4: eb03 03c6 add.w r3, r3, r6, lsl #3 8012ca8: e953 2302 ldrd r2, r3, [r3, #-8] 8012cac: 2900 cmp r1, #0 8012cae: d043 beq.n 8012d38 <_dtoa_r+0x550> 8012cb0: 494d ldr r1, [pc, #308] ; (8012de8 <_dtoa_r+0x600>) 8012cb2: 2000 movs r0, #0 8012cb4: f7ed fdda bl 800086c <__aeabi_ddiv> 8012cb8: 4652 mov r2, sl 8012cba: 465b mov r3, fp 8012cbc: f7ed faf4 bl 80002a8 <__aeabi_dsub> 8012cc0: 9d01 ldr r5, [sp, #4] 8012cc2: 4682 mov sl, r0 8012cc4: 468b mov fp, r1 8012cc6: 4649 mov r1, r9 8012cc8: 4640 mov r0, r8 8012cca: f7ed ff55 bl 8000b78 <__aeabi_d2iz> 8012cce: 4606 mov r6, r0 8012cd0: f7ed fc38 bl 8000544 <__aeabi_i2d> 8012cd4: 4602 mov r2, r0 8012cd6: 460b mov r3, r1 8012cd8: 4640 mov r0, r8 8012cda: 4649 mov r1, r9 8012cdc: f7ed fae4 bl 80002a8 <__aeabi_dsub> 8012ce0: 3630 adds r6, #48 ; 0x30 8012ce2: f805 6b01 strb.w r6, [r5], #1 8012ce6: 4652 mov r2, sl 8012ce8: 465b mov r3, fp 8012cea: 4680 mov r8, r0 8012cec: 4689 mov r9, r1 8012cee: f7ed ff05 bl 8000afc <__aeabi_dcmplt> 8012cf2: 2800 cmp r0, #0 8012cf4: d163 bne.n 8012dbe <_dtoa_r+0x5d6> 8012cf6: 4642 mov r2, r8 8012cf8: 464b mov r3, r9 8012cfa: 4937 ldr r1, [pc, #220] ; (8012dd8 <_dtoa_r+0x5f0>) 8012cfc: 2000 movs r0, #0 8012cfe: f7ed fad3 bl 80002a8 <__aeabi_dsub> 8012d02: 4652 mov r2, sl 8012d04: 465b mov r3, fp 8012d06: f7ed fef9 bl 8000afc <__aeabi_dcmplt> 8012d0a: 2800 cmp r0, #0 8012d0c: f040 80b6 bne.w 8012e7c <_dtoa_r+0x694> 8012d10: 9b0d ldr r3, [sp, #52] ; 0x34 8012d12: 429d cmp r5, r3 8012d14: d081 beq.n 8012c1a <_dtoa_r+0x432> 8012d16: 4b31 ldr r3, [pc, #196] ; (8012ddc <_dtoa_r+0x5f4>) 8012d18: 2200 movs r2, #0 8012d1a: 4650 mov r0, sl 8012d1c: 4659 mov r1, fp 8012d1e: f7ed fc7b bl 8000618 <__aeabi_dmul> 8012d22: 4b2e ldr r3, [pc, #184] ; (8012ddc <_dtoa_r+0x5f4>) 8012d24: 4682 mov sl, r0 8012d26: 468b mov fp, r1 8012d28: 4640 mov r0, r8 8012d2a: 4649 mov r1, r9 8012d2c: 2200 movs r2, #0 8012d2e: f7ed fc73 bl 8000618 <__aeabi_dmul> 8012d32: 4680 mov r8, r0 8012d34: 4689 mov r9, r1 8012d36: e7c6 b.n 8012cc6 <_dtoa_r+0x4de> 8012d38: 4650 mov r0, sl 8012d3a: 4659 mov r1, fp 8012d3c: f7ed fc6c bl 8000618 <__aeabi_dmul> 8012d40: 9b0d ldr r3, [sp, #52] ; 0x34 8012d42: 9d01 ldr r5, [sp, #4] 8012d44: 930f str r3, [sp, #60] ; 0x3c 8012d46: 4682 mov sl, r0 8012d48: 468b mov fp, r1 8012d4a: 4649 mov r1, r9 8012d4c: 4640 mov r0, r8 8012d4e: f7ed ff13 bl 8000b78 <__aeabi_d2iz> 8012d52: 4606 mov r6, r0 8012d54: f7ed fbf6 bl 8000544 <__aeabi_i2d> 8012d58: 3630 adds r6, #48 ; 0x30 8012d5a: 4602 mov r2, r0 8012d5c: 460b mov r3, r1 8012d5e: 4640 mov r0, r8 8012d60: 4649 mov r1, r9 8012d62: f7ed faa1 bl 80002a8 <__aeabi_dsub> 8012d66: f805 6b01 strb.w r6, [r5], #1 8012d6a: 9b0d ldr r3, [sp, #52] ; 0x34 8012d6c: 429d cmp r5, r3 8012d6e: 4680 mov r8, r0 8012d70: 4689 mov r9, r1 8012d72: f04f 0200 mov.w r2, #0 8012d76: d124 bne.n 8012dc2 <_dtoa_r+0x5da> 8012d78: 4b1b ldr r3, [pc, #108] ; (8012de8 <_dtoa_r+0x600>) 8012d7a: 4650 mov r0, sl 8012d7c: 4659 mov r1, fp 8012d7e: f7ed fa95 bl 80002ac <__adddf3> 8012d82: 4602 mov r2, r0 8012d84: 460b mov r3, r1 8012d86: 4640 mov r0, r8 8012d88: 4649 mov r1, r9 8012d8a: f7ed fed5 bl 8000b38 <__aeabi_dcmpgt> 8012d8e: 2800 cmp r0, #0 8012d90: d174 bne.n 8012e7c <_dtoa_r+0x694> 8012d92: 4652 mov r2, sl 8012d94: 465b mov r3, fp 8012d96: 4914 ldr r1, [pc, #80] ; (8012de8 <_dtoa_r+0x600>) 8012d98: 2000 movs r0, #0 8012d9a: f7ed fa85 bl 80002a8 <__aeabi_dsub> 8012d9e: 4602 mov r2, r0 8012da0: 460b mov r3, r1 8012da2: 4640 mov r0, r8 8012da4: 4649 mov r1, r9 8012da6: f7ed fea9 bl 8000afc <__aeabi_dcmplt> 8012daa: 2800 cmp r0, #0 8012dac: f43f af35 beq.w 8012c1a <_dtoa_r+0x432> 8012db0: 9d0f ldr r5, [sp, #60] ; 0x3c 8012db2: 1e6b subs r3, r5, #1 8012db4: 930f str r3, [sp, #60] ; 0x3c 8012db6: f815 3c01 ldrb.w r3, [r5, #-1] 8012dba: 2b30 cmp r3, #48 ; 0x30 8012dbc: d0f8 beq.n 8012db0 <_dtoa_r+0x5c8> 8012dbe: 9700 str r7, [sp, #0] 8012dc0: e04a b.n 8012e58 <_dtoa_r+0x670> 8012dc2: 4b06 ldr r3, [pc, #24] ; (8012ddc <_dtoa_r+0x5f4>) 8012dc4: f7ed fc28 bl 8000618 <__aeabi_dmul> 8012dc8: 4680 mov r8, r0 8012dca: 4689 mov r9, r1 8012dcc: e7bd b.n 8012d4a <_dtoa_r+0x562> 8012dce: bf00 nop 8012dd0: 08018d40 .word 0x08018d40 8012dd4: 08018d18 .word 0x08018d18 8012dd8: 3ff00000 .word 0x3ff00000 8012ddc: 40240000 .word 0x40240000 8012de0: 401c0000 .word 0x401c0000 8012de4: 40140000 .word 0x40140000 8012de8: 3fe00000 .word 0x3fe00000 8012dec: 9d01 ldr r5, [sp, #4] 8012dee: 4656 mov r6, sl 8012df0: 465f mov r7, fp 8012df2: 4642 mov r2, r8 8012df4: 464b mov r3, r9 8012df6: 4630 mov r0, r6 8012df8: 4639 mov r1, r7 8012dfa: f7ed fd37 bl 800086c <__aeabi_ddiv> 8012dfe: f7ed febb bl 8000b78 <__aeabi_d2iz> 8012e02: 4682 mov sl, r0 8012e04: f7ed fb9e bl 8000544 <__aeabi_i2d> 8012e08: 4642 mov r2, r8 8012e0a: 464b mov r3, r9 8012e0c: f7ed fc04 bl 8000618 <__aeabi_dmul> 8012e10: 4602 mov r2, r0 8012e12: 460b mov r3, r1 8012e14: 4630 mov r0, r6 8012e16: 4639 mov r1, r7 8012e18: f10a 0630 add.w r6, sl, #48 ; 0x30 8012e1c: f7ed fa44 bl 80002a8 <__aeabi_dsub> 8012e20: f805 6b01 strb.w r6, [r5], #1 8012e24: 9e01 ldr r6, [sp, #4] 8012e26: 9f03 ldr r7, [sp, #12] 8012e28: 1bae subs r6, r5, r6 8012e2a: 42b7 cmp r7, r6 8012e2c: 4602 mov r2, r0 8012e2e: 460b mov r3, r1 8012e30: d135 bne.n 8012e9e <_dtoa_r+0x6b6> 8012e32: f7ed fa3b bl 80002ac <__adddf3> 8012e36: 4642 mov r2, r8 8012e38: 464b mov r3, r9 8012e3a: 4606 mov r6, r0 8012e3c: 460f mov r7, r1 8012e3e: f7ed fe7b bl 8000b38 <__aeabi_dcmpgt> 8012e42: b9d0 cbnz r0, 8012e7a <_dtoa_r+0x692> 8012e44: 4642 mov r2, r8 8012e46: 464b mov r3, r9 8012e48: 4630 mov r0, r6 8012e4a: 4639 mov r1, r7 8012e4c: f7ed fe4c bl 8000ae8 <__aeabi_dcmpeq> 8012e50: b110 cbz r0, 8012e58 <_dtoa_r+0x670> 8012e52: f01a 0f01 tst.w sl, #1 8012e56: d110 bne.n 8012e7a <_dtoa_r+0x692> 8012e58: 4620 mov r0, r4 8012e5a: ee18 1a10 vmov r1, s16 8012e5e: f000 ffea bl 8013e36 <_Bfree> 8012e62: 2300 movs r3, #0 8012e64: 9800 ldr r0, [sp, #0] 8012e66: 702b strb r3, [r5, #0] 8012e68: 9b0c ldr r3, [sp, #48] ; 0x30 8012e6a: 3001 adds r0, #1 8012e6c: 6018 str r0, [r3, #0] 8012e6e: 9b21 ldr r3, [sp, #132] ; 0x84 8012e70: 2b00 cmp r3, #0 8012e72: f43f acf2 beq.w 801285a <_dtoa_r+0x72> 8012e76: 601d str r5, [r3, #0] 8012e78: e4ef b.n 801285a <_dtoa_r+0x72> 8012e7a: 9f00 ldr r7, [sp, #0] 8012e7c: 462b mov r3, r5 8012e7e: 461d mov r5, r3 8012e80: f813 2d01 ldrb.w r2, [r3, #-1]! 8012e84: 2a39 cmp r2, #57 ; 0x39 8012e86: d106 bne.n 8012e96 <_dtoa_r+0x6ae> 8012e88: 9a01 ldr r2, [sp, #4] 8012e8a: 429a cmp r2, r3 8012e8c: d1f7 bne.n 8012e7e <_dtoa_r+0x696> 8012e8e: 9901 ldr r1, [sp, #4] 8012e90: 2230 movs r2, #48 ; 0x30 8012e92: 3701 adds r7, #1 8012e94: 700a strb r2, [r1, #0] 8012e96: 781a ldrb r2, [r3, #0] 8012e98: 3201 adds r2, #1 8012e9a: 701a strb r2, [r3, #0] 8012e9c: e78f b.n 8012dbe <_dtoa_r+0x5d6> 8012e9e: 4ba6 ldr r3, [pc, #664] ; (8013138 <_dtoa_r+0x950>) 8012ea0: 2200 movs r2, #0 8012ea2: f7ed fbb9 bl 8000618 <__aeabi_dmul> 8012ea6: 2200 movs r2, #0 8012ea8: 2300 movs r3, #0 8012eaa: 4606 mov r6, r0 8012eac: 460f mov r7, r1 8012eae: f7ed fe1b bl 8000ae8 <__aeabi_dcmpeq> 8012eb2: 2800 cmp r0, #0 8012eb4: d09d beq.n 8012df2 <_dtoa_r+0x60a> 8012eb6: e7cf b.n 8012e58 <_dtoa_r+0x670> 8012eb8: 9a08 ldr r2, [sp, #32] 8012eba: 2a00 cmp r2, #0 8012ebc: f000 80d7 beq.w 801306e <_dtoa_r+0x886> 8012ec0: 9a06 ldr r2, [sp, #24] 8012ec2: 2a01 cmp r2, #1 8012ec4: f300 80ba bgt.w 801303c <_dtoa_r+0x854> 8012ec8: 9a0e ldr r2, [sp, #56] ; 0x38 8012eca: 2a00 cmp r2, #0 8012ecc: f000 80b2 beq.w 8013034 <_dtoa_r+0x84c> 8012ed0: f203 4333 addw r3, r3, #1075 ; 0x433 8012ed4: 9e07 ldr r6, [sp, #28] 8012ed6: 9d04 ldr r5, [sp, #16] 8012ed8: 9a04 ldr r2, [sp, #16] 8012eda: 441a add r2, r3 8012edc: 9204 str r2, [sp, #16] 8012ede: 9a05 ldr r2, [sp, #20] 8012ee0: 2101 movs r1, #1 8012ee2: 441a add r2, r3 8012ee4: 4620 mov r0, r4 8012ee6: 9205 str r2, [sp, #20] 8012ee8: f001 f844 bl 8013f74 <__i2b> 8012eec: 4607 mov r7, r0 8012eee: 2d00 cmp r5, #0 8012ef0: dd0c ble.n 8012f0c <_dtoa_r+0x724> 8012ef2: 9b05 ldr r3, [sp, #20] 8012ef4: 2b00 cmp r3, #0 8012ef6: dd09 ble.n 8012f0c <_dtoa_r+0x724> 8012ef8: 42ab cmp r3, r5 8012efa: 9a04 ldr r2, [sp, #16] 8012efc: bfa8 it ge 8012efe: 462b movge r3, r5 8012f00: 1ad2 subs r2, r2, r3 8012f02: 9204 str r2, [sp, #16] 8012f04: 9a05 ldr r2, [sp, #20] 8012f06: 1aed subs r5, r5, r3 8012f08: 1ad3 subs r3, r2, r3 8012f0a: 9305 str r3, [sp, #20] 8012f0c: 9b07 ldr r3, [sp, #28] 8012f0e: b31b cbz r3, 8012f58 <_dtoa_r+0x770> 8012f10: 9b08 ldr r3, [sp, #32] 8012f12: 2b00 cmp r3, #0 8012f14: f000 80af beq.w 8013076 <_dtoa_r+0x88e> 8012f18: 2e00 cmp r6, #0 8012f1a: dd13 ble.n 8012f44 <_dtoa_r+0x75c> 8012f1c: 4639 mov r1, r7 8012f1e: 4632 mov r2, r6 8012f20: 4620 mov r0, r4 8012f22: f001 f8e7 bl 80140f4 <__pow5mult> 8012f26: ee18 2a10 vmov r2, s16 8012f2a: 4601 mov r1, r0 8012f2c: 4607 mov r7, r0 8012f2e: 4620 mov r0, r4 8012f30: f001 f836 bl 8013fa0 <__multiply> 8012f34: ee18 1a10 vmov r1, s16 8012f38: 4680 mov r8, r0 8012f3a: 4620 mov r0, r4 8012f3c: f000 ff7b bl 8013e36 <_Bfree> 8012f40: ee08 8a10 vmov s16, r8 8012f44: 9b07 ldr r3, [sp, #28] 8012f46: 1b9a subs r2, r3, r6 8012f48: d006 beq.n 8012f58 <_dtoa_r+0x770> 8012f4a: ee18 1a10 vmov r1, s16 8012f4e: 4620 mov r0, r4 8012f50: f001 f8d0 bl 80140f4 <__pow5mult> 8012f54: ee08 0a10 vmov s16, r0 8012f58: 2101 movs r1, #1 8012f5a: 4620 mov r0, r4 8012f5c: f001 f80a bl 8013f74 <__i2b> 8012f60: 9b0a ldr r3, [sp, #40] ; 0x28 8012f62: 2b00 cmp r3, #0 8012f64: 4606 mov r6, r0 8012f66: f340 8088 ble.w 801307a <_dtoa_r+0x892> 8012f6a: 461a mov r2, r3 8012f6c: 4601 mov r1, r0 8012f6e: 4620 mov r0, r4 8012f70: f001 f8c0 bl 80140f4 <__pow5mult> 8012f74: 9b06 ldr r3, [sp, #24] 8012f76: 2b01 cmp r3, #1 8012f78: 4606 mov r6, r0 8012f7a: f340 8081 ble.w 8013080 <_dtoa_r+0x898> 8012f7e: f04f 0800 mov.w r8, #0 8012f82: 6933 ldr r3, [r6, #16] 8012f84: eb06 0383 add.w r3, r6, r3, lsl #2 8012f88: 6918 ldr r0, [r3, #16] 8012f8a: f000 ffa3 bl 8013ed4 <__hi0bits> 8012f8e: f1c0 0020 rsb r0, r0, #32 8012f92: 9b05 ldr r3, [sp, #20] 8012f94: 4418 add r0, r3 8012f96: f010 001f ands.w r0, r0, #31 8012f9a: f000 8092 beq.w 80130c2 <_dtoa_r+0x8da> 8012f9e: f1c0 0320 rsb r3, r0, #32 8012fa2: 2b04 cmp r3, #4 8012fa4: f340 808a ble.w 80130bc <_dtoa_r+0x8d4> 8012fa8: f1c0 001c rsb r0, r0, #28 8012fac: 9b04 ldr r3, [sp, #16] 8012fae: 4403 add r3, r0 8012fb0: 9304 str r3, [sp, #16] 8012fb2: 9b05 ldr r3, [sp, #20] 8012fb4: 4403 add r3, r0 8012fb6: 4405 add r5, r0 8012fb8: 9305 str r3, [sp, #20] 8012fba: 9b04 ldr r3, [sp, #16] 8012fbc: 2b00 cmp r3, #0 8012fbe: dd07 ble.n 8012fd0 <_dtoa_r+0x7e8> 8012fc0: ee18 1a10 vmov r1, s16 8012fc4: 461a mov r2, r3 8012fc6: 4620 mov r0, r4 8012fc8: f001 f8d4 bl 8014174 <__lshift> 8012fcc: ee08 0a10 vmov s16, r0 8012fd0: 9b05 ldr r3, [sp, #20] 8012fd2: 2b00 cmp r3, #0 8012fd4: dd05 ble.n 8012fe2 <_dtoa_r+0x7fa> 8012fd6: 4631 mov r1, r6 8012fd8: 461a mov r2, r3 8012fda: 4620 mov r0, r4 8012fdc: f001 f8ca bl 8014174 <__lshift> 8012fe0: 4606 mov r6, r0 8012fe2: 9b0b ldr r3, [sp, #44] ; 0x2c 8012fe4: 2b00 cmp r3, #0 8012fe6: d06e beq.n 80130c6 <_dtoa_r+0x8de> 8012fe8: ee18 0a10 vmov r0, s16 8012fec: 4631 mov r1, r6 8012fee: f001 f931 bl 8014254 <__mcmp> 8012ff2: 2800 cmp r0, #0 8012ff4: da67 bge.n 80130c6 <_dtoa_r+0x8de> 8012ff6: 9b00 ldr r3, [sp, #0] 8012ff8: 3b01 subs r3, #1 8012ffa: ee18 1a10 vmov r1, s16 8012ffe: 9300 str r3, [sp, #0] 8013000: 220a movs r2, #10 8013002: 2300 movs r3, #0 8013004: 4620 mov r0, r4 8013006: f000 ff1f bl 8013e48 <__multadd> 801300a: 9b08 ldr r3, [sp, #32] 801300c: ee08 0a10 vmov s16, r0 8013010: 2b00 cmp r3, #0 8013012: f000 81b0 beq.w 8013376 <_dtoa_r+0xb8e> 8013016: 2300 movs r3, #0 8013018: 4639 mov r1, r7 801301a: 220a movs r2, #10 801301c: 4620 mov r0, r4 801301e: f000 ff13 bl 8013e48 <__multadd> 8013022: 9b02 ldr r3, [sp, #8] 8013024: 2b00 cmp r3, #0 8013026: 4607 mov r7, r0 8013028: f300 808e bgt.w 8013148 <_dtoa_r+0x960> 801302c: 9b06 ldr r3, [sp, #24] 801302e: 2b02 cmp r3, #2 8013030: dc51 bgt.n 80130d6 <_dtoa_r+0x8ee> 8013032: e089 b.n 8013148 <_dtoa_r+0x960> 8013034: 9b10 ldr r3, [sp, #64] ; 0x40 8013036: f1c3 0336 rsb r3, r3, #54 ; 0x36 801303a: e74b b.n 8012ed4 <_dtoa_r+0x6ec> 801303c: 9b03 ldr r3, [sp, #12] 801303e: 1e5e subs r6, r3, #1 8013040: 9b07 ldr r3, [sp, #28] 8013042: 42b3 cmp r3, r6 8013044: bfbf itttt lt 8013046: 9b07 ldrlt r3, [sp, #28] 8013048: 9607 strlt r6, [sp, #28] 801304a: 1af2 sublt r2, r6, r3 801304c: 9b0a ldrlt r3, [sp, #40] ; 0x28 801304e: bfb6 itet lt 8013050: 189b addlt r3, r3, r2 8013052: 1b9e subge r6, r3, r6 8013054: 930a strlt r3, [sp, #40] ; 0x28 8013056: 9b03 ldr r3, [sp, #12] 8013058: bfb8 it lt 801305a: 2600 movlt r6, #0 801305c: 2b00 cmp r3, #0 801305e: bfb7 itett lt 8013060: e9dd 2303 ldrdlt r2, r3, [sp, #12] 8013064: e9dd 3503 ldrdge r3, r5, [sp, #12] 8013068: 1a9d sublt r5, r3, r2 801306a: 2300 movlt r3, #0 801306c: e734 b.n 8012ed8 <_dtoa_r+0x6f0> 801306e: 9e07 ldr r6, [sp, #28] 8013070: 9d04 ldr r5, [sp, #16] 8013072: 9f08 ldr r7, [sp, #32] 8013074: e73b b.n 8012eee <_dtoa_r+0x706> 8013076: 9a07 ldr r2, [sp, #28] 8013078: e767 b.n 8012f4a <_dtoa_r+0x762> 801307a: 9b06 ldr r3, [sp, #24] 801307c: 2b01 cmp r3, #1 801307e: dc18 bgt.n 80130b2 <_dtoa_r+0x8ca> 8013080: f1ba 0f00 cmp.w sl, #0 8013084: d115 bne.n 80130b2 <_dtoa_r+0x8ca> 8013086: f3cb 0313 ubfx r3, fp, #0, #20 801308a: b993 cbnz r3, 80130b2 <_dtoa_r+0x8ca> 801308c: f02b 4300 bic.w r3, fp, #2147483648 ; 0x80000000 8013090: 0d1b lsrs r3, r3, #20 8013092: 051b lsls r3, r3, #20 8013094: b183 cbz r3, 80130b8 <_dtoa_r+0x8d0> 8013096: 9b04 ldr r3, [sp, #16] 8013098: 3301 adds r3, #1 801309a: 9304 str r3, [sp, #16] 801309c: 9b05 ldr r3, [sp, #20] 801309e: 3301 adds r3, #1 80130a0: 9305 str r3, [sp, #20] 80130a2: f04f 0801 mov.w r8, #1 80130a6: 9b0a ldr r3, [sp, #40] ; 0x28 80130a8: 2b00 cmp r3, #0 80130aa: f47f af6a bne.w 8012f82 <_dtoa_r+0x79a> 80130ae: 2001 movs r0, #1 80130b0: e76f b.n 8012f92 <_dtoa_r+0x7aa> 80130b2: f04f 0800 mov.w r8, #0 80130b6: e7f6 b.n 80130a6 <_dtoa_r+0x8be> 80130b8: 4698 mov r8, r3 80130ba: e7f4 b.n 80130a6 <_dtoa_r+0x8be> 80130bc: f43f af7d beq.w 8012fba <_dtoa_r+0x7d2> 80130c0: 4618 mov r0, r3 80130c2: 301c adds r0, #28 80130c4: e772 b.n 8012fac <_dtoa_r+0x7c4> 80130c6: 9b03 ldr r3, [sp, #12] 80130c8: 2b00 cmp r3, #0 80130ca: dc37 bgt.n 801313c <_dtoa_r+0x954> 80130cc: 9b06 ldr r3, [sp, #24] 80130ce: 2b02 cmp r3, #2 80130d0: dd34 ble.n 801313c <_dtoa_r+0x954> 80130d2: 9b03 ldr r3, [sp, #12] 80130d4: 9302 str r3, [sp, #8] 80130d6: 9b02 ldr r3, [sp, #8] 80130d8: b96b cbnz r3, 80130f6 <_dtoa_r+0x90e> 80130da: 4631 mov r1, r6 80130dc: 2205 movs r2, #5 80130de: 4620 mov r0, r4 80130e0: f000 feb2 bl 8013e48 <__multadd> 80130e4: 4601 mov r1, r0 80130e6: 4606 mov r6, r0 80130e8: ee18 0a10 vmov r0, s16 80130ec: f001 f8b2 bl 8014254 <__mcmp> 80130f0: 2800 cmp r0, #0 80130f2: f73f adba bgt.w 8012c6a <_dtoa_r+0x482> 80130f6: 9b09 ldr r3, [sp, #36] ; 0x24 80130f8: 9d01 ldr r5, [sp, #4] 80130fa: 43db mvns r3, r3 80130fc: 9300 str r3, [sp, #0] 80130fe: f04f 0800 mov.w r8, #0 8013102: 4631 mov r1, r6 8013104: 4620 mov r0, r4 8013106: f000 fe96 bl 8013e36 <_Bfree> 801310a: 2f00 cmp r7, #0 801310c: f43f aea4 beq.w 8012e58 <_dtoa_r+0x670> 8013110: f1b8 0f00 cmp.w r8, #0 8013114: d005 beq.n 8013122 <_dtoa_r+0x93a> 8013116: 45b8 cmp r8, r7 8013118: d003 beq.n 8013122 <_dtoa_r+0x93a> 801311a: 4641 mov r1, r8 801311c: 4620 mov r0, r4 801311e: f000 fe8a bl 8013e36 <_Bfree> 8013122: 4639 mov r1, r7 8013124: 4620 mov r0, r4 8013126: f000 fe86 bl 8013e36 <_Bfree> 801312a: e695 b.n 8012e58 <_dtoa_r+0x670> 801312c: 2600 movs r6, #0 801312e: 4637 mov r7, r6 8013130: e7e1 b.n 80130f6 <_dtoa_r+0x90e> 8013132: 9700 str r7, [sp, #0] 8013134: 4637 mov r7, r6 8013136: e598 b.n 8012c6a <_dtoa_r+0x482> 8013138: 40240000 .word 0x40240000 801313c: 9b08 ldr r3, [sp, #32] 801313e: 2b00 cmp r3, #0 8013140: f000 80c9 beq.w 80132d6 <_dtoa_r+0xaee> 8013144: 9b03 ldr r3, [sp, #12] 8013146: 9302 str r3, [sp, #8] 8013148: 2d00 cmp r5, #0 801314a: dd05 ble.n 8013158 <_dtoa_r+0x970> 801314c: 4639 mov r1, r7 801314e: 462a mov r2, r5 8013150: 4620 mov r0, r4 8013152: f001 f80f bl 8014174 <__lshift> 8013156: 4607 mov r7, r0 8013158: f1b8 0f00 cmp.w r8, #0 801315c: d05a beq.n 8013214 <_dtoa_r+0xa2c> 801315e: 6879 ldr r1, [r7, #4] 8013160: 4620 mov r0, r4 8013162: f000 fe43 bl 8013dec <_Balloc> 8013166: 4605 mov r5, r0 8013168: b920 cbnz r0, 8013174 <_dtoa_r+0x98c> 801316a: 4b87 ldr r3, [pc, #540] ; (8013388 <_dtoa_r+0xba0>) 801316c: 4602 mov r2, r0 801316e: f240 21ea movw r1, #746 ; 0x2ea 8013172: e477 b.n 8012a64 <_dtoa_r+0x27c> 8013174: 693a ldr r2, [r7, #16] 8013176: 3202 adds r2, #2 8013178: 0092 lsls r2, r2, #2 801317a: f107 010c add.w r1, r7, #12 801317e: 300c adds r0, #12 8013180: f7fd ff62 bl 8011048 8013184: 2201 movs r2, #1 8013186: 4629 mov r1, r5 8013188: 4620 mov r0, r4 801318a: f000 fff3 bl 8014174 <__lshift> 801318e: 9b01 ldr r3, [sp, #4] 8013190: f103 0901 add.w r9, r3, #1 8013194: e9dd 2301 ldrd r2, r3, [sp, #4] 8013198: 4413 add r3, r2 801319a: 9305 str r3, [sp, #20] 801319c: f00a 0301 and.w r3, sl, #1 80131a0: 46b8 mov r8, r7 80131a2: 9304 str r3, [sp, #16] 80131a4: 4607 mov r7, r0 80131a6: 4631 mov r1, r6 80131a8: ee18 0a10 vmov r0, s16 80131ac: f7ff fa8e bl 80126cc 80131b0: 4641 mov r1, r8 80131b2: 9002 str r0, [sp, #8] 80131b4: f100 0a30 add.w sl, r0, #48 ; 0x30 80131b8: ee18 0a10 vmov r0, s16 80131bc: f001 f84a bl 8014254 <__mcmp> 80131c0: 463a mov r2, r7 80131c2: 9003 str r0, [sp, #12] 80131c4: 4631 mov r1, r6 80131c6: 4620 mov r0, r4 80131c8: f001 f860 bl 801428c <__mdiff> 80131cc: 68c2 ldr r2, [r0, #12] 80131ce: f109 3bff add.w fp, r9, #4294967295 80131d2: 4605 mov r5, r0 80131d4: bb02 cbnz r2, 8013218 <_dtoa_r+0xa30> 80131d6: 4601 mov r1, r0 80131d8: ee18 0a10 vmov r0, s16 80131dc: f001 f83a bl 8014254 <__mcmp> 80131e0: 4602 mov r2, r0 80131e2: 4629 mov r1, r5 80131e4: 4620 mov r0, r4 80131e6: 9207 str r2, [sp, #28] 80131e8: f000 fe25 bl 8013e36 <_Bfree> 80131ec: e9dd 3206 ldrd r3, r2, [sp, #24] 80131f0: ea43 0102 orr.w r1, r3, r2 80131f4: 9b04 ldr r3, [sp, #16] 80131f6: 430b orrs r3, r1 80131f8: 464d mov r5, r9 80131fa: d10f bne.n 801321c <_dtoa_r+0xa34> 80131fc: f1ba 0f39 cmp.w sl, #57 ; 0x39 8013200: d02a beq.n 8013258 <_dtoa_r+0xa70> 8013202: 9b03 ldr r3, [sp, #12] 8013204: 2b00 cmp r3, #0 8013206: dd02 ble.n 801320e <_dtoa_r+0xa26> 8013208: 9b02 ldr r3, [sp, #8] 801320a: f103 0a31 add.w sl, r3, #49 ; 0x31 801320e: f88b a000 strb.w sl, [fp] 8013212: e776 b.n 8013102 <_dtoa_r+0x91a> 8013214: 4638 mov r0, r7 8013216: e7ba b.n 801318e <_dtoa_r+0x9a6> 8013218: 2201 movs r2, #1 801321a: e7e2 b.n 80131e2 <_dtoa_r+0x9fa> 801321c: 9b03 ldr r3, [sp, #12] 801321e: 2b00 cmp r3, #0 8013220: db04 blt.n 801322c <_dtoa_r+0xa44> 8013222: 9906 ldr r1, [sp, #24] 8013224: 430b orrs r3, r1 8013226: 9904 ldr r1, [sp, #16] 8013228: 430b orrs r3, r1 801322a: d122 bne.n 8013272 <_dtoa_r+0xa8a> 801322c: 2a00 cmp r2, #0 801322e: ddee ble.n 801320e <_dtoa_r+0xa26> 8013230: ee18 1a10 vmov r1, s16 8013234: 2201 movs r2, #1 8013236: 4620 mov r0, r4 8013238: f000 ff9c bl 8014174 <__lshift> 801323c: 4631 mov r1, r6 801323e: ee08 0a10 vmov s16, r0 8013242: f001 f807 bl 8014254 <__mcmp> 8013246: 2800 cmp r0, #0 8013248: dc03 bgt.n 8013252 <_dtoa_r+0xa6a> 801324a: d1e0 bne.n 801320e <_dtoa_r+0xa26> 801324c: f01a 0f01 tst.w sl, #1 8013250: d0dd beq.n 801320e <_dtoa_r+0xa26> 8013252: f1ba 0f39 cmp.w sl, #57 ; 0x39 8013256: d1d7 bne.n 8013208 <_dtoa_r+0xa20> 8013258: 2339 movs r3, #57 ; 0x39 801325a: f88b 3000 strb.w r3, [fp] 801325e: 462b mov r3, r5 8013260: 461d mov r5, r3 8013262: 3b01 subs r3, #1 8013264: f815 2c01 ldrb.w r2, [r5, #-1] 8013268: 2a39 cmp r2, #57 ; 0x39 801326a: d071 beq.n 8013350 <_dtoa_r+0xb68> 801326c: 3201 adds r2, #1 801326e: 701a strb r2, [r3, #0] 8013270: e747 b.n 8013102 <_dtoa_r+0x91a> 8013272: 2a00 cmp r2, #0 8013274: dd07 ble.n 8013286 <_dtoa_r+0xa9e> 8013276: f1ba 0f39 cmp.w sl, #57 ; 0x39 801327a: d0ed beq.n 8013258 <_dtoa_r+0xa70> 801327c: f10a 0301 add.w r3, sl, #1 8013280: f88b 3000 strb.w r3, [fp] 8013284: e73d b.n 8013102 <_dtoa_r+0x91a> 8013286: 9b05 ldr r3, [sp, #20] 8013288: f809 ac01 strb.w sl, [r9, #-1] 801328c: 4599 cmp r9, r3 801328e: d047 beq.n 8013320 <_dtoa_r+0xb38> 8013290: ee18 1a10 vmov r1, s16 8013294: 2300 movs r3, #0 8013296: 220a movs r2, #10 8013298: 4620 mov r0, r4 801329a: f000 fdd5 bl 8013e48 <__multadd> 801329e: 45b8 cmp r8, r7 80132a0: ee08 0a10 vmov s16, r0 80132a4: f04f 0300 mov.w r3, #0 80132a8: f04f 020a mov.w r2, #10 80132ac: 4641 mov r1, r8 80132ae: 4620 mov r0, r4 80132b0: d106 bne.n 80132c0 <_dtoa_r+0xad8> 80132b2: f000 fdc9 bl 8013e48 <__multadd> 80132b6: 4680 mov r8, r0 80132b8: 4607 mov r7, r0 80132ba: f109 0901 add.w r9, r9, #1 80132be: e772 b.n 80131a6 <_dtoa_r+0x9be> 80132c0: f000 fdc2 bl 8013e48 <__multadd> 80132c4: 4639 mov r1, r7 80132c6: 4680 mov r8, r0 80132c8: 2300 movs r3, #0 80132ca: 220a movs r2, #10 80132cc: 4620 mov r0, r4 80132ce: f000 fdbb bl 8013e48 <__multadd> 80132d2: 4607 mov r7, r0 80132d4: e7f1 b.n 80132ba <_dtoa_r+0xad2> 80132d6: 9b03 ldr r3, [sp, #12] 80132d8: 9302 str r3, [sp, #8] 80132da: 9d01 ldr r5, [sp, #4] 80132dc: ee18 0a10 vmov r0, s16 80132e0: 4631 mov r1, r6 80132e2: f7ff f9f3 bl 80126cc 80132e6: f100 0a30 add.w sl, r0, #48 ; 0x30 80132ea: 9b01 ldr r3, [sp, #4] 80132ec: f805 ab01 strb.w sl, [r5], #1 80132f0: 1aea subs r2, r5, r3 80132f2: 9b02 ldr r3, [sp, #8] 80132f4: 4293 cmp r3, r2 80132f6: dd09 ble.n 801330c <_dtoa_r+0xb24> 80132f8: ee18 1a10 vmov r1, s16 80132fc: 2300 movs r3, #0 80132fe: 220a movs r2, #10 8013300: 4620 mov r0, r4 8013302: f000 fda1 bl 8013e48 <__multadd> 8013306: ee08 0a10 vmov s16, r0 801330a: e7e7 b.n 80132dc <_dtoa_r+0xaf4> 801330c: 9b02 ldr r3, [sp, #8] 801330e: 2b00 cmp r3, #0 8013310: bfc8 it gt 8013312: 461d movgt r5, r3 8013314: 9b01 ldr r3, [sp, #4] 8013316: bfd8 it le 8013318: 2501 movle r5, #1 801331a: 441d add r5, r3 801331c: f04f 0800 mov.w r8, #0 8013320: ee18 1a10 vmov r1, s16 8013324: 2201 movs r2, #1 8013326: 4620 mov r0, r4 8013328: f000 ff24 bl 8014174 <__lshift> 801332c: 4631 mov r1, r6 801332e: ee08 0a10 vmov s16, r0 8013332: f000 ff8f bl 8014254 <__mcmp> 8013336: 2800 cmp r0, #0 8013338: dc91 bgt.n 801325e <_dtoa_r+0xa76> 801333a: d102 bne.n 8013342 <_dtoa_r+0xb5a> 801333c: f01a 0f01 tst.w sl, #1 8013340: d18d bne.n 801325e <_dtoa_r+0xa76> 8013342: 462b mov r3, r5 8013344: 461d mov r5, r3 8013346: f813 2d01 ldrb.w r2, [r3, #-1]! 801334a: 2a30 cmp r2, #48 ; 0x30 801334c: d0fa beq.n 8013344 <_dtoa_r+0xb5c> 801334e: e6d8 b.n 8013102 <_dtoa_r+0x91a> 8013350: 9a01 ldr r2, [sp, #4] 8013352: 429a cmp r2, r3 8013354: d184 bne.n 8013260 <_dtoa_r+0xa78> 8013356: 9b00 ldr r3, [sp, #0] 8013358: 3301 adds r3, #1 801335a: 9300 str r3, [sp, #0] 801335c: 2331 movs r3, #49 ; 0x31 801335e: 7013 strb r3, [r2, #0] 8013360: e6cf b.n 8013102 <_dtoa_r+0x91a> 8013362: 4b0a ldr r3, [pc, #40] ; (801338c <_dtoa_r+0xba4>) 8013364: f7ff ba97 b.w 8012896 <_dtoa_r+0xae> 8013368: 9b21 ldr r3, [sp, #132] ; 0x84 801336a: 2b00 cmp r3, #0 801336c: f47f aa7b bne.w 8012866 <_dtoa_r+0x7e> 8013370: 4b07 ldr r3, [pc, #28] ; (8013390 <_dtoa_r+0xba8>) 8013372: f7ff ba90 b.w 8012896 <_dtoa_r+0xae> 8013376: 9b02 ldr r3, [sp, #8] 8013378: 2b00 cmp r3, #0 801337a: dcae bgt.n 80132da <_dtoa_r+0xaf2> 801337c: 9b06 ldr r3, [sp, #24] 801337e: 2b02 cmp r3, #2 8013380: f73f aea9 bgt.w 80130d6 <_dtoa_r+0x8ee> 8013384: e7a9 b.n 80132da <_dtoa_r+0xaf2> 8013386: bf00 nop 8013388: 08018c49 .word 0x08018c49 801338c: 08018c1a .word 0x08018c1a 8013390: 08018c40 .word 0x08018c40 08013394 <__errno>: 8013394: 4b01 ldr r3, [pc, #4] ; (801339c <__errno+0x8>) 8013396: 6818 ldr r0, [r3, #0] 8013398: 4770 bx lr 801339a: bf00 nop 801339c: 20000030 .word 0x20000030 080133a0 <__sflush_r>: 80133a0: 898b ldrh r3, [r1, #12] 80133a2: f9b1 200c ldrsh.w r2, [r1, #12] 80133a6: e92d 41f0 stmdb sp!, {r4, r5, r6, r7, r8, lr} 80133aa: 4605 mov r5, r0 80133ac: 0718 lsls r0, r3, #28 80133ae: 460c mov r4, r1 80133b0: d45f bmi.n 8013472 <__sflush_r+0xd2> 80133b2: 684b ldr r3, [r1, #4] 80133b4: f442 6200 orr.w r2, r2, #2048 ; 0x800 80133b8: 2b00 cmp r3, #0 80133ba: 818a strh r2, [r1, #12] 80133bc: dc05 bgt.n 80133ca <__sflush_r+0x2a> 80133be: 6bcb ldr r3, [r1, #60] ; 0x3c 80133c0: 2b00 cmp r3, #0 80133c2: dc02 bgt.n 80133ca <__sflush_r+0x2a> 80133c4: 2000 movs r0, #0 80133c6: e8bd 81f0 ldmia.w sp!, {r4, r5, r6, r7, r8, pc} 80133ca: 6aa6 ldr r6, [r4, #40] ; 0x28 80133cc: 2e00 cmp r6, #0 80133ce: d0f9 beq.n 80133c4 <__sflush_r+0x24> 80133d0: 2300 movs r3, #0 80133d2: f412 5280 ands.w r2, r2, #4096 ; 0x1000 80133d6: 682f ldr r7, [r5, #0] 80133d8: 602b str r3, [r5, #0] 80133da: d036 beq.n 801344a <__sflush_r+0xaa> 80133dc: 6d20 ldr r0, [r4, #80] ; 0x50 80133de: 89a3 ldrh r3, [r4, #12] 80133e0: 075a lsls r2, r3, #29 80133e2: d505 bpl.n 80133f0 <__sflush_r+0x50> 80133e4: 6863 ldr r3, [r4, #4] 80133e6: 1ac0 subs r0, r0, r3 80133e8: 6b23 ldr r3, [r4, #48] ; 0x30 80133ea: b10b cbz r3, 80133f0 <__sflush_r+0x50> 80133ec: 6be3 ldr r3, [r4, #60] ; 0x3c 80133ee: 1ac0 subs r0, r0, r3 80133f0: 2300 movs r3, #0 80133f2: 4602 mov r2, r0 80133f4: 6aa6 ldr r6, [r4, #40] ; 0x28 80133f6: 69e1 ldr r1, [r4, #28] 80133f8: 4628 mov r0, r5 80133fa: 47b0 blx r6 80133fc: 1c43 adds r3, r0, #1 80133fe: 89a3 ldrh r3, [r4, #12] 8013400: d106 bne.n 8013410 <__sflush_r+0x70> 8013402: 6829 ldr r1, [r5, #0] 8013404: 291d cmp r1, #29 8013406: d830 bhi.n 801346a <__sflush_r+0xca> 8013408: 4a2b ldr r2, [pc, #172] ; (80134b8 <__sflush_r+0x118>) 801340a: 40ca lsrs r2, r1 801340c: 07d6 lsls r6, r2, #31 801340e: d52c bpl.n 801346a <__sflush_r+0xca> 8013410: f423 6300 bic.w r3, r3, #2048 ; 0x800 8013414: b21b sxth r3, r3 8013416: 2200 movs r2, #0 8013418: 6062 str r2, [r4, #4] 801341a: 04d9 lsls r1, r3, #19 801341c: 6922 ldr r2, [r4, #16] 801341e: 81a3 strh r3, [r4, #12] 8013420: 6022 str r2, [r4, #0] 8013422: d504 bpl.n 801342e <__sflush_r+0x8e> 8013424: 1c42 adds r2, r0, #1 8013426: d101 bne.n 801342c <__sflush_r+0x8c> 8013428: 682b ldr r3, [r5, #0] 801342a: b903 cbnz r3, 801342e <__sflush_r+0x8e> 801342c: 6520 str r0, [r4, #80] ; 0x50 801342e: 6b21 ldr r1, [r4, #48] ; 0x30 8013430: 602f str r7, [r5, #0] 8013432: 2900 cmp r1, #0 8013434: d0c6 beq.n 80133c4 <__sflush_r+0x24> 8013436: f104 0340 add.w r3, r4, #64 ; 0x40 801343a: 4299 cmp r1, r3 801343c: d002 beq.n 8013444 <__sflush_r+0xa4> 801343e: 4628 mov r0, r5 8013440: f000 f938 bl 80136b4 <_free_r> 8013444: 2000 movs r0, #0 8013446: 6320 str r0, [r4, #48] ; 0x30 8013448: e7bd b.n 80133c6 <__sflush_r+0x26> 801344a: 69e1 ldr r1, [r4, #28] 801344c: 2301 movs r3, #1 801344e: 4628 mov r0, r5 8013450: 47b0 blx r6 8013452: 1c41 adds r1, r0, #1 8013454: d1c3 bne.n 80133de <__sflush_r+0x3e> 8013456: 682b ldr r3, [r5, #0] 8013458: 2b00 cmp r3, #0 801345a: d0c0 beq.n 80133de <__sflush_r+0x3e> 801345c: 2b1d cmp r3, #29 801345e: d001 beq.n 8013464 <__sflush_r+0xc4> 8013460: 2b16 cmp r3, #22 8013462: d101 bne.n 8013468 <__sflush_r+0xc8> 8013464: 602f str r7, [r5, #0] 8013466: e7ad b.n 80133c4 <__sflush_r+0x24> 8013468: 89a3 ldrh r3, [r4, #12] 801346a: f043 0340 orr.w r3, r3, #64 ; 0x40 801346e: 81a3 strh r3, [r4, #12] 8013470: e7a9 b.n 80133c6 <__sflush_r+0x26> 8013472: 690f ldr r7, [r1, #16] 8013474: 2f00 cmp r7, #0 8013476: d0a5 beq.n 80133c4 <__sflush_r+0x24> 8013478: 079b lsls r3, r3, #30 801347a: 680e ldr r6, [r1, #0] 801347c: bf08 it eq 801347e: 694b ldreq r3, [r1, #20] 8013480: 600f str r7, [r1, #0] 8013482: bf18 it ne 8013484: 2300 movne r3, #0 8013486: eba6 0807 sub.w r8, r6, r7 801348a: 608b str r3, [r1, #8] 801348c: f1b8 0f00 cmp.w r8, #0 8013490: dd98 ble.n 80133c4 <__sflush_r+0x24> 8013492: 69e1 ldr r1, [r4, #28] 8013494: 6a66 ldr r6, [r4, #36] ; 0x24 8013496: 4643 mov r3, r8 8013498: 463a mov r2, r7 801349a: 4628 mov r0, r5 801349c: 47b0 blx r6 801349e: 2800 cmp r0, #0 80134a0: dc06 bgt.n 80134b0 <__sflush_r+0x110> 80134a2: 89a3 ldrh r3, [r4, #12] 80134a4: f043 0340 orr.w r3, r3, #64 ; 0x40 80134a8: 81a3 strh r3, [r4, #12] 80134aa: f04f 30ff mov.w r0, #4294967295 80134ae: e78a b.n 80133c6 <__sflush_r+0x26> 80134b0: 4407 add r7, r0 80134b2: eba8 0800 sub.w r8, r8, r0 80134b6: e7e9 b.n 801348c <__sflush_r+0xec> 80134b8: 20400001 .word 0x20400001 080134bc <_fflush_r>: 80134bc: b538 push {r3, r4, r5, lr} 80134be: 460c mov r4, r1 80134c0: 4605 mov r5, r0 80134c2: b118 cbz r0, 80134cc <_fflush_r+0x10> 80134c4: 6b83 ldr r3, [r0, #56] ; 0x38 80134c6: b90b cbnz r3, 80134cc <_fflush_r+0x10> 80134c8: f000 f864 bl 8013594 <__sinit> 80134cc: f9b4 300c ldrsh.w r3, [r4, #12] 80134d0: b1bb cbz r3, 8013502 <_fflush_r+0x46> 80134d2: 6e62 ldr r2, [r4, #100] ; 0x64 80134d4: 07d0 lsls r0, r2, #31 80134d6: d404 bmi.n 80134e2 <_fflush_r+0x26> 80134d8: 0599 lsls r1, r3, #22 80134da: d402 bmi.n 80134e2 <_fflush_r+0x26> 80134dc: 6da0 ldr r0, [r4, #88] ; 0x58 80134de: f000 f9cf bl 8013880 <__retarget_lock_acquire_recursive> 80134e2: 4628 mov r0, r5 80134e4: 4621 mov r1, r4 80134e6: f7ff ff5b bl 80133a0 <__sflush_r> 80134ea: 6e63 ldr r3, [r4, #100] ; 0x64 80134ec: 07da lsls r2, r3, #31 80134ee: 4605 mov r5, r0 80134f0: d405 bmi.n 80134fe <_fflush_r+0x42> 80134f2: 89a3 ldrh r3, [r4, #12] 80134f4: 059b lsls r3, r3, #22 80134f6: d402 bmi.n 80134fe <_fflush_r+0x42> 80134f8: 6da0 ldr r0, [r4, #88] ; 0x58 80134fa: f000 f9c2 bl 8013882 <__retarget_lock_release_recursive> 80134fe: 4628 mov r0, r5 8013500: bd38 pop {r3, r4, r5, pc} 8013502: 461d mov r5, r3 8013504: e7fb b.n 80134fe <_fflush_r+0x42> ... 08013508 : 8013508: 2300 movs r3, #0 801350a: b510 push {r4, lr} 801350c: 4604 mov r4, r0 801350e: e9c0 3300 strd r3, r3, [r0] 8013512: e9c0 3304 strd r3, r3, [r0, #16] 8013516: 6083 str r3, [r0, #8] 8013518: 8181 strh r1, [r0, #12] 801351a: 6643 str r3, [r0, #100] ; 0x64 801351c: 81c2 strh r2, [r0, #14] 801351e: 6183 str r3, [r0, #24] 8013520: 4619 mov r1, r3 8013522: 2208 movs r2, #8 8013524: 305c adds r0, #92 ; 0x5c 8013526: f7fd fdb7 bl 8011098 801352a: 4b07 ldr r3, [pc, #28] ; (8013548 ) 801352c: 6223 str r3, [r4, #32] 801352e: 4b07 ldr r3, [pc, #28] ; (801354c ) 8013530: 6263 str r3, [r4, #36] ; 0x24 8013532: 4b07 ldr r3, [pc, #28] ; (8013550 ) 8013534: 62a3 str r3, [r4, #40] ; 0x28 8013536: 4b07 ldr r3, [pc, #28] ; (8013554 ) 8013538: 61e4 str r4, [r4, #28] 801353a: 62e3 str r3, [r4, #44] ; 0x2c 801353c: f104 0058 add.w r0, r4, #88 ; 0x58 8013540: e8bd 4010 ldmia.w sp!, {r4, lr} 8013544: f000 b99a b.w 801387c <__retarget_lock_init_recursive> 8013548: 080144e9 .word 0x080144e9 801354c: 0801450b .word 0x0801450b 8013550: 08014543 .word 0x08014543 8013554: 08014567 .word 0x08014567 08013558 <_cleanup_r>: 8013558: 4901 ldr r1, [pc, #4] ; (8013560 <_cleanup_r+0x8>) 801355a: f000 b96b b.w 8013834 <_fwalk_reent> 801355e: bf00 nop 8013560: 08015131 .word 0x08015131 08013564 <__sfp_lock_acquire>: 8013564: 4801 ldr r0, [pc, #4] ; (801356c <__sfp_lock_acquire+0x8>) 8013566: f000 b98b b.w 8013880 <__retarget_lock_acquire_recursive> 801356a: bf00 nop 801356c: 20009b64 .word 0x20009b64 08013570 <__sfp_lock_release>: 8013570: 4801 ldr r0, [pc, #4] ; (8013578 <__sfp_lock_release+0x8>) 8013572: f000 b986 b.w 8013882 <__retarget_lock_release_recursive> 8013576: bf00 nop 8013578: 20009b64 .word 0x20009b64 0801357c <__sinit_lock_acquire>: 801357c: 4801 ldr r0, [pc, #4] ; (8013584 <__sinit_lock_acquire+0x8>) 801357e: f000 b97f b.w 8013880 <__retarget_lock_acquire_recursive> 8013582: bf00 nop 8013584: 20009b65 .word 0x20009b65 08013588 <__sinit_lock_release>: 8013588: 4801 ldr r0, [pc, #4] ; (8013590 <__sinit_lock_release+0x8>) 801358a: f000 b97a b.w 8013882 <__retarget_lock_release_recursive> 801358e: bf00 nop 8013590: 20009b65 .word 0x20009b65 08013594 <__sinit>: 8013594: b510 push {r4, lr} 8013596: 4604 mov r4, r0 8013598: f7ff fff0 bl 801357c <__sinit_lock_acquire> 801359c: 6ba2 ldr r2, [r4, #56] ; 0x38 801359e: b11a cbz r2, 80135a8 <__sinit+0x14> 80135a0: e8bd 4010 ldmia.w sp!, {r4, lr} 80135a4: f7ff bff0 b.w 8013588 <__sinit_lock_release> 80135a8: 4b0d ldr r3, [pc, #52] ; (80135e0 <__sinit+0x4c>) 80135aa: 63e3 str r3, [r4, #60] ; 0x3c 80135ac: 2303 movs r3, #3 80135ae: f8c4 32e4 str.w r3, [r4, #740] ; 0x2e4 80135b2: f504 733b add.w r3, r4, #748 ; 0x2ec 80135b6: f8c4 32e8 str.w r3, [r4, #744] ; 0x2e8 80135ba: 6860 ldr r0, [r4, #4] 80135bc: f8c4 22e0 str.w r2, [r4, #736] ; 0x2e0 80135c0: 2104 movs r1, #4 80135c2: f7ff ffa1 bl 8013508 80135c6: 68a0 ldr r0, [r4, #8] 80135c8: 2201 movs r2, #1 80135ca: 2109 movs r1, #9 80135cc: f7ff ff9c bl 8013508 80135d0: 68e0 ldr r0, [r4, #12] 80135d2: 2202 movs r2, #2 80135d4: 2112 movs r1, #18 80135d6: f7ff ff97 bl 8013508 80135da: 2301 movs r3, #1 80135dc: 63a3 str r3, [r4, #56] ; 0x38 80135de: e7df b.n 80135a0 <__sinit+0xc> 80135e0: 08013559 .word 0x08013559 080135e4 <__libc_fini_array>: 80135e4: b538 push {r3, r4, r5, lr} 80135e6: 4d07 ldr r5, [pc, #28] ; (8013604 <__libc_fini_array+0x20>) 80135e8: 4c07 ldr r4, [pc, #28] ; (8013608 <__libc_fini_array+0x24>) 80135ea: 1b64 subs r4, r4, r5 80135ec: 10a4 asrs r4, r4, #2 80135ee: b91c cbnz r4, 80135f8 <__libc_fini_array+0x14> 80135f0: e8bd 4038 ldmia.w sp!, {r3, r4, r5, lr} 80135f4: f002 bace b.w 8015b94 <_fini> 80135f8: 3c01 subs r4, #1 80135fa: f855 3024 ldr.w r3, [r5, r4, lsl #2] 80135fe: 4798 blx r3 8013600: e7f5 b.n 80135ee <__libc_fini_array+0xa> 8013602: bf00 nop 8013604: 08018e8c .word 0x08018e8c 8013608: 08018e90 .word 0x08018e90 0801360c <_malloc_trim_r>: 801360c: e92d 41f0 stmdb sp!, {r4, r5, r6, r7, r8, lr} 8013610: 4606 mov r6, r0 8013612: 2008 movs r0, #8 8013614: 460c mov r4, r1 8013616: f000 ffbd bl 8014594 801361a: 4f23 ldr r7, [pc, #140] ; (80136a8 <_malloc_trim_r+0x9c>) 801361c: 4680 mov r8, r0 801361e: 4630 mov r0, r6 8013620: f000 fbd8 bl 8013dd4 <__malloc_lock> 8013624: 68bb ldr r3, [r7, #8] 8013626: 685d ldr r5, [r3, #4] 8013628: f025 0503 bic.w r5, r5, #3 801362c: 1b2c subs r4, r5, r4 801362e: 3c11 subs r4, #17 8013630: 4444 add r4, r8 8013632: fbb4 f4f8 udiv r4, r4, r8 8013636: 3c01 subs r4, #1 8013638: fb08 f404 mul.w r4, r8, r4 801363c: 45a0 cmp r8, r4 801363e: dd05 ble.n 801364c <_malloc_trim_r+0x40> 8013640: 4630 mov r0, r6 8013642: f000 fbcd bl 8013de0 <__malloc_unlock> 8013646: 2000 movs r0, #0 8013648: e8bd 81f0 ldmia.w sp!, {r4, r5, r6, r7, r8, pc} 801364c: 2100 movs r1, #0 801364e: 4630 mov r0, r6 8013650: f000 ff3a bl 80144c8 <_sbrk_r> 8013654: 68bb ldr r3, [r7, #8] 8013656: 442b add r3, r5 8013658: 4298 cmp r0, r3 801365a: d1f1 bne.n 8013640 <_malloc_trim_r+0x34> 801365c: 4261 negs r1, r4 801365e: 4630 mov r0, r6 8013660: f000 ff32 bl 80144c8 <_sbrk_r> 8013664: 3001 adds r0, #1 8013666: d110 bne.n 801368a <_malloc_trim_r+0x7e> 8013668: 2100 movs r1, #0 801366a: 4630 mov r0, r6 801366c: f000 ff2c bl 80144c8 <_sbrk_r> 8013670: 68ba ldr r2, [r7, #8] 8013672: 1a83 subs r3, r0, r2 8013674: 2b0f cmp r3, #15 8013676: dde3 ble.n 8013640 <_malloc_trim_r+0x34> 8013678: 490c ldr r1, [pc, #48] ; (80136ac <_malloc_trim_r+0xa0>) 801367a: 6809 ldr r1, [r1, #0] 801367c: 1a40 subs r0, r0, r1 801367e: 490c ldr r1, [pc, #48] ; (80136b0 <_malloc_trim_r+0xa4>) 8013680: f043 0301 orr.w r3, r3, #1 8013684: 6008 str r0, [r1, #0] 8013686: 6053 str r3, [r2, #4] 8013688: e7da b.n 8013640 <_malloc_trim_r+0x34> 801368a: 68bb ldr r3, [r7, #8] 801368c: 4a08 ldr r2, [pc, #32] ; (80136b0 <_malloc_trim_r+0xa4>) 801368e: 1b2d subs r5, r5, r4 8013690: f045 0501 orr.w r5, r5, #1 8013694: 605d str r5, [r3, #4] 8013696: 6813 ldr r3, [r2, #0] 8013698: 4630 mov r0, r6 801369a: 1b1b subs r3, r3, r4 801369c: 6013 str r3, [r2, #0] 801369e: f000 fb9f bl 8013de0 <__malloc_unlock> 80136a2: 2001 movs r0, #1 80136a4: e7d0 b.n 8013648 <_malloc_trim_r+0x3c> 80136a6: bf00 nop 80136a8: 20000464 .word 0x20000464 80136ac: 2000086c .word 0x2000086c 80136b0: 20009b68 .word 0x20009b68 080136b4 <_free_r>: 80136b4: b5f8 push {r3, r4, r5, r6, r7, lr} 80136b6: 4605 mov r5, r0 80136b8: 460f mov r7, r1 80136ba: 2900 cmp r1, #0 80136bc: f000 80b1 beq.w 8013822 <_free_r+0x16e> 80136c0: f000 fb88 bl 8013dd4 <__malloc_lock> 80136c4: f857 2c04 ldr.w r2, [r7, #-4] 80136c8: 4856 ldr r0, [pc, #344] ; (8013824 <_free_r+0x170>) 80136ca: f022 0401 bic.w r4, r2, #1 80136ce: f1a7 0308 sub.w r3, r7, #8 80136d2: eb03 0c04 add.w ip, r3, r4 80136d6: 6881 ldr r1, [r0, #8] 80136d8: f8dc 6004 ldr.w r6, [ip, #4] 80136dc: 4561 cmp r1, ip 80136de: f026 0603 bic.w r6, r6, #3 80136e2: f002 0201 and.w r2, r2, #1 80136e6: d11b bne.n 8013720 <_free_r+0x6c> 80136e8: 4434 add r4, r6 80136ea: b93a cbnz r2, 80136fc <_free_r+0x48> 80136ec: f857 2c08 ldr.w r2, [r7, #-8] 80136f0: 1a9b subs r3, r3, r2 80136f2: 4414 add r4, r2 80136f4: e9d3 1202 ldrd r1, r2, [r3, #8] 80136f8: 60ca str r2, [r1, #12] 80136fa: 6091 str r1, [r2, #8] 80136fc: f044 0201 orr.w r2, r4, #1 8013700: 605a str r2, [r3, #4] 8013702: 6083 str r3, [r0, #8] 8013704: 4b48 ldr r3, [pc, #288] ; (8013828 <_free_r+0x174>) 8013706: 681b ldr r3, [r3, #0] 8013708: 42a3 cmp r3, r4 801370a: d804 bhi.n 8013716 <_free_r+0x62> 801370c: 4b47 ldr r3, [pc, #284] ; (801382c <_free_r+0x178>) 801370e: 4628 mov r0, r5 8013710: 6819 ldr r1, [r3, #0] 8013712: f7ff ff7b bl 801360c <_malloc_trim_r> 8013716: 4628 mov r0, r5 8013718: e8bd 40f8 ldmia.w sp!, {r3, r4, r5, r6, r7, lr} 801371c: f000 bb60 b.w 8013de0 <__malloc_unlock> 8013720: f8cc 6004 str.w r6, [ip, #4] 8013724: 2a00 cmp r2, #0 8013726: d138 bne.n 801379a <_free_r+0xe6> 8013728: f857 1c08 ldr.w r1, [r7, #-8] 801372c: 1a5b subs r3, r3, r1 801372e: 440c add r4, r1 8013730: 6899 ldr r1, [r3, #8] 8013732: f100 0708 add.w r7, r0, #8 8013736: 42b9 cmp r1, r7 8013738: d031 beq.n 801379e <_free_r+0xea> 801373a: 68df ldr r7, [r3, #12] 801373c: 60cf str r7, [r1, #12] 801373e: 60b9 str r1, [r7, #8] 8013740: eb0c 0106 add.w r1, ip, r6 8013744: 6849 ldr r1, [r1, #4] 8013746: 07c9 lsls r1, r1, #31 8013748: d40b bmi.n 8013762 <_free_r+0xae> 801374a: f8dc 1008 ldr.w r1, [ip, #8] 801374e: 4434 add r4, r6 8013750: bb3a cbnz r2, 80137a2 <_free_r+0xee> 8013752: 4e37 ldr r6, [pc, #220] ; (8013830 <_free_r+0x17c>) 8013754: 42b1 cmp r1, r6 8013756: d124 bne.n 80137a2 <_free_r+0xee> 8013758: e9c0 3304 strd r3, r3, [r0, #16] 801375c: e9c3 1102 strd r1, r1, [r3, #8] 8013760: 2201 movs r2, #1 8013762: f044 0101 orr.w r1, r4, #1 8013766: 6059 str r1, [r3, #4] 8013768: 511c str r4, [r3, r4] 801376a: 2a00 cmp r2, #0 801376c: d1d3 bne.n 8013716 <_free_r+0x62> 801376e: f5b4 7f00 cmp.w r4, #512 ; 0x200 8013772: d21b bcs.n 80137ac <_free_r+0xf8> 8013774: 0961 lsrs r1, r4, #5 8013776: 08e2 lsrs r2, r4, #3 8013778: 2401 movs r4, #1 801377a: 408c lsls r4, r1 801377c: 6841 ldr r1, [r0, #4] 801377e: 3201 adds r2, #1 8013780: 430c orrs r4, r1 8013782: 6044 str r4, [r0, #4] 8013784: eb00 01c2 add.w r1, r0, r2, lsl #3 8013788: f850 4032 ldr.w r4, [r0, r2, lsl #3] 801378c: 3908 subs r1, #8 801378e: e9c3 4102 strd r4, r1, [r3, #8] 8013792: f840 3032 str.w r3, [r0, r2, lsl #3] 8013796: 60e3 str r3, [r4, #12] 8013798: e7bd b.n 8013716 <_free_r+0x62> 801379a: 2200 movs r2, #0 801379c: e7d0 b.n 8013740 <_free_r+0x8c> 801379e: 2201 movs r2, #1 80137a0: e7ce b.n 8013740 <_free_r+0x8c> 80137a2: f8dc 600c ldr.w r6, [ip, #12] 80137a6: 60ce str r6, [r1, #12] 80137a8: 60b1 str r1, [r6, #8] 80137aa: e7da b.n 8013762 <_free_r+0xae> 80137ac: f5b4 6f20 cmp.w r4, #2560 ; 0xa00 80137b0: ea4f 2254 mov.w r2, r4, lsr #9 80137b4: d214 bcs.n 80137e0 <_free_r+0x12c> 80137b6: 09a2 lsrs r2, r4, #6 80137b8: 3238 adds r2, #56 ; 0x38 80137ba: 1c51 adds r1, r2, #1 80137bc: eb00 06c2 add.w r6, r0, r2, lsl #3 80137c0: f850 1031 ldr.w r1, [r0, r1, lsl #3] 80137c4: 428e cmp r6, r1 80137c6: d125 bne.n 8013814 <_free_r+0x160> 80137c8: 2401 movs r4, #1 80137ca: 1092 asrs r2, r2, #2 80137cc: fa04 f202 lsl.w r2, r4, r2 80137d0: 6844 ldr r4, [r0, #4] 80137d2: 4322 orrs r2, r4 80137d4: 6042 str r2, [r0, #4] 80137d6: e9c3 1602 strd r1, r6, [r3, #8] 80137da: 60b3 str r3, [r6, #8] 80137dc: 60cb str r3, [r1, #12] 80137de: e79a b.n 8013716 <_free_r+0x62> 80137e0: 2a14 cmp r2, #20 80137e2: d801 bhi.n 80137e8 <_free_r+0x134> 80137e4: 325b adds r2, #91 ; 0x5b 80137e6: e7e8 b.n 80137ba <_free_r+0x106> 80137e8: 2a54 cmp r2, #84 ; 0x54 80137ea: d802 bhi.n 80137f2 <_free_r+0x13e> 80137ec: 0b22 lsrs r2, r4, #12 80137ee: 326e adds r2, #110 ; 0x6e 80137f0: e7e3 b.n 80137ba <_free_r+0x106> 80137f2: f5b2 7faa cmp.w r2, #340 ; 0x154 80137f6: d802 bhi.n 80137fe <_free_r+0x14a> 80137f8: 0be2 lsrs r2, r4, #15 80137fa: 3277 adds r2, #119 ; 0x77 80137fc: e7dd b.n 80137ba <_free_r+0x106> 80137fe: f240 5154 movw r1, #1364 ; 0x554 8013802: 428a cmp r2, r1 8013804: bf9a itte ls 8013806: 0ca2 lsrls r2, r4, #18 8013808: 327c addls r2, #124 ; 0x7c 801380a: 227e movhi r2, #126 ; 0x7e 801380c: e7d5 b.n 80137ba <_free_r+0x106> 801380e: 6889 ldr r1, [r1, #8] 8013810: 428e cmp r6, r1 8013812: d004 beq.n 801381e <_free_r+0x16a> 8013814: 684a ldr r2, [r1, #4] 8013816: f022 0203 bic.w r2, r2, #3 801381a: 42a2 cmp r2, r4 801381c: d8f7 bhi.n 801380e <_free_r+0x15a> 801381e: 68ce ldr r6, [r1, #12] 8013820: e7d9 b.n 80137d6 <_free_r+0x122> 8013822: bdf8 pop {r3, r4, r5, r6, r7, pc} 8013824: 20000464 .word 0x20000464 8013828: 20000870 .word 0x20000870 801382c: 20009b98 .word 0x20009b98 8013830: 2000046c .word 0x2000046c 08013834 <_fwalk_reent>: 8013834: e92d 43f8 stmdb sp!, {r3, r4, r5, r6, r7, r8, r9, lr} 8013838: 4606 mov r6, r0 801383a: 4688 mov r8, r1 801383c: f500 7438 add.w r4, r0, #736 ; 0x2e0 8013840: 2700 movs r7, #0 8013842: e9d4 9501 ldrd r9, r5, [r4, #4] 8013846: f1b9 0901 subs.w r9, r9, #1 801384a: d505 bpl.n 8013858 <_fwalk_reent+0x24> 801384c: 6824 ldr r4, [r4, #0] 801384e: 2c00 cmp r4, #0 8013850: d1f7 bne.n 8013842 <_fwalk_reent+0xe> 8013852: 4638 mov r0, r7 8013854: e8bd 83f8 ldmia.w sp!, {r3, r4, r5, r6, r7, r8, r9, pc} 8013858: 89ab ldrh r3, [r5, #12] 801385a: 2b01 cmp r3, #1 801385c: d907 bls.n 801386e <_fwalk_reent+0x3a> 801385e: f9b5 300e ldrsh.w r3, [r5, #14] 8013862: 3301 adds r3, #1 8013864: d003 beq.n 801386e <_fwalk_reent+0x3a> 8013866: 4629 mov r1, r5 8013868: 4630 mov r0, r6 801386a: 47c0 blx r8 801386c: 4307 orrs r7, r0 801386e: 3568 adds r5, #104 ; 0x68 8013870: e7e9 b.n 8013846 <_fwalk_reent+0x12> ... 08013874 <_localeconv_r>: 8013874: 4800 ldr r0, [pc, #0] ; (8013878 <_localeconv_r+0x4>) 8013876: 4770 bx lr 8013878: 20000964 .word 0x20000964 0801387c <__retarget_lock_init_recursive>: 801387c: 4770 bx lr 0801387e <__retarget_lock_close_recursive>: 801387e: 4770 bx lr 08013880 <__retarget_lock_acquire_recursive>: 8013880: 4770 bx lr 08013882 <__retarget_lock_release_recursive>: 8013882: 4770 bx lr 08013884 <__swhatbuf_r>: 8013884: b570 push {r4, r5, r6, lr} 8013886: 460e mov r6, r1 8013888: f9b1 100e ldrsh.w r1, [r1, #14] 801388c: 2900 cmp r1, #0 801388e: b096 sub sp, #88 ; 0x58 8013890: 4614 mov r4, r2 8013892: 461d mov r5, r3 8013894: da0a bge.n 80138ac <__swhatbuf_r+0x28> 8013896: f9b6 100c ldrsh.w r1, [r6, #12] 801389a: 2300 movs r3, #0 801389c: f011 0080 ands.w r0, r1, #128 ; 0x80 80138a0: 602b str r3, [r5, #0] 80138a2: d116 bne.n 80138d2 <__swhatbuf_r+0x4e> 80138a4: f44f 6380 mov.w r3, #1024 ; 0x400 80138a8: 6023 str r3, [r4, #0] 80138aa: e015 b.n 80138d8 <__swhatbuf_r+0x54> 80138ac: 466a mov r2, sp 80138ae: f001 fd15 bl 80152dc <_fstat_r> 80138b2: 2800 cmp r0, #0 80138b4: dbef blt.n 8013896 <__swhatbuf_r+0x12> 80138b6: 9a01 ldr r2, [sp, #4] 80138b8: f402 4270 and.w r2, r2, #61440 ; 0xf000 80138bc: f5a2 5300 sub.w r3, r2, #8192 ; 0x2000 80138c0: 425a negs r2, r3 80138c2: 415a adcs r2, r3 80138c4: f44f 6380 mov.w r3, #1024 ; 0x400 80138c8: 602a str r2, [r5, #0] 80138ca: f44f 6000 mov.w r0, #2048 ; 0x800 80138ce: 6023 str r3, [r4, #0] 80138d0: e002 b.n 80138d8 <__swhatbuf_r+0x54> 80138d2: 2240 movs r2, #64 ; 0x40 80138d4: 6022 str r2, [r4, #0] 80138d6: 4618 mov r0, r3 80138d8: b016 add sp, #88 ; 0x58 80138da: bd70 pop {r4, r5, r6, pc} 080138dc <__smakebuf_r>: 80138dc: 898b ldrh r3, [r1, #12] 80138de: b573 push {r0, r1, r4, r5, r6, lr} 80138e0: 079d lsls r5, r3, #30 80138e2: 4606 mov r6, r0 80138e4: 460c mov r4, r1 80138e6: d507 bpl.n 80138f8 <__smakebuf_r+0x1c> 80138e8: f104 0343 add.w r3, r4, #67 ; 0x43 80138ec: 6023 str r3, [r4, #0] 80138ee: 6123 str r3, [r4, #16] 80138f0: 2301 movs r3, #1 80138f2: 6163 str r3, [r4, #20] 80138f4: b002 add sp, #8 80138f6: bd70 pop {r4, r5, r6, pc} 80138f8: ab01 add r3, sp, #4 80138fa: 466a mov r2, sp 80138fc: f7ff ffc2 bl 8013884 <__swhatbuf_r> 8013900: 9900 ldr r1, [sp, #0] 8013902: 4605 mov r5, r0 8013904: 4630 mov r0, r6 8013906: f000 f829 bl 801395c <_malloc_r> 801390a: b948 cbnz r0, 8013920 <__smakebuf_r+0x44> 801390c: f9b4 300c ldrsh.w r3, [r4, #12] 8013910: 059a lsls r2, r3, #22 8013912: d4ef bmi.n 80138f4 <__smakebuf_r+0x18> 8013914: f023 0303 bic.w r3, r3, #3 8013918: f043 0302 orr.w r3, r3, #2 801391c: 81a3 strh r3, [r4, #12] 801391e: e7e3 b.n 80138e8 <__smakebuf_r+0xc> 8013920: 4b0d ldr r3, [pc, #52] ; (8013958 <__smakebuf_r+0x7c>) 8013922: 63f3 str r3, [r6, #60] ; 0x3c 8013924: 89a3 ldrh r3, [r4, #12] 8013926: 6020 str r0, [r4, #0] 8013928: f043 0380 orr.w r3, r3, #128 ; 0x80 801392c: 81a3 strh r3, [r4, #12] 801392e: 9b00 ldr r3, [sp, #0] 8013930: 6163 str r3, [r4, #20] 8013932: 9b01 ldr r3, [sp, #4] 8013934: 6120 str r0, [r4, #16] 8013936: b15b cbz r3, 8013950 <__smakebuf_r+0x74> 8013938: f9b4 100e ldrsh.w r1, [r4, #14] 801393c: 4630 mov r0, r6 801393e: f001 fe29 bl 8015594 <_isatty_r> 8013942: b128 cbz r0, 8013950 <__smakebuf_r+0x74> 8013944: 89a3 ldrh r3, [r4, #12] 8013946: f023 0303 bic.w r3, r3, #3 801394a: f043 0301 orr.w r3, r3, #1 801394e: 81a3 strh r3, [r4, #12] 8013950: 89a0 ldrh r0, [r4, #12] 8013952: 4305 orrs r5, r0 8013954: 81a5 strh r5, [r4, #12] 8013956: e7cd b.n 80138f4 <__smakebuf_r+0x18> 8013958: 08013559 .word 0x08013559 0801395c <_malloc_r>: 801395c: f101 030b add.w r3, r1, #11 8013960: 2b16 cmp r3, #22 8013962: e92d 4ff7 stmdb sp!, {r0, r1, r2, r4, r5, r6, r7, r8, r9, sl, fp, lr} 8013966: 4605 mov r5, r0 8013968: d906 bls.n 8013978 <_malloc_r+0x1c> 801396a: f033 0707 bics.w r7, r3, #7 801396e: d504 bpl.n 801397a <_malloc_r+0x1e> 8013970: 230c movs r3, #12 8013972: 602b str r3, [r5, #0] 8013974: 2400 movs r4, #0 8013976: e1a5 b.n 8013cc4 <_malloc_r+0x368> 8013978: 2710 movs r7, #16 801397a: 42b9 cmp r1, r7 801397c: d8f8 bhi.n 8013970 <_malloc_r+0x14> 801397e: 4628 mov r0, r5 8013980: f000 fa28 bl 8013dd4 <__malloc_lock> 8013984: f5b7 7ffc cmp.w r7, #504 ; 0x1f8 8013988: 4eb0 ldr r6, [pc, #704] ; (8013c4c <_malloc_r+0x2f0>) 801398a: d237 bcs.n 80139fc <_malloc_r+0xa0> 801398c: f107 0208 add.w r2, r7, #8 8013990: 4432 add r2, r6 8013992: f1a2 0108 sub.w r1, r2, #8 8013996: 6854 ldr r4, [r2, #4] 8013998: 428c cmp r4, r1 801399a: ea4f 03d7 mov.w r3, r7, lsr #3 801399e: d102 bne.n 80139a6 <_malloc_r+0x4a> 80139a0: 68d4 ldr r4, [r2, #12] 80139a2: 42a2 cmp r2, r4 80139a4: d010 beq.n 80139c8 <_malloc_r+0x6c> 80139a6: 6863 ldr r3, [r4, #4] 80139a8: e9d4 1202 ldrd r1, r2, [r4, #8] 80139ac: f023 0303 bic.w r3, r3, #3 80139b0: 60ca str r2, [r1, #12] 80139b2: 4423 add r3, r4 80139b4: 6091 str r1, [r2, #8] 80139b6: 685a ldr r2, [r3, #4] 80139b8: f042 0201 orr.w r2, r2, #1 80139bc: 605a str r2, [r3, #4] 80139be: 4628 mov r0, r5 80139c0: f000 fa0e bl 8013de0 <__malloc_unlock> 80139c4: 3408 adds r4, #8 80139c6: e17d b.n 8013cc4 <_malloc_r+0x368> 80139c8: 3302 adds r3, #2 80139ca: 6934 ldr r4, [r6, #16] 80139cc: 49a0 ldr r1, [pc, #640] ; (8013c50 <_malloc_r+0x2f4>) 80139ce: 428c cmp r4, r1 80139d0: d077 beq.n 8013ac2 <_malloc_r+0x166> 80139d2: 6862 ldr r2, [r4, #4] 80139d4: f022 0c03 bic.w ip, r2, #3 80139d8: ebac 0007 sub.w r0, ip, r7 80139dc: 280f cmp r0, #15 80139de: dd48 ble.n 8013a72 <_malloc_r+0x116> 80139e0: 19e2 adds r2, r4, r7 80139e2: f040 0301 orr.w r3, r0, #1 80139e6: f047 0701 orr.w r7, r7, #1 80139ea: 6067 str r7, [r4, #4] 80139ec: e9c6 2204 strd r2, r2, [r6, #16] 80139f0: e9c2 1102 strd r1, r1, [r2, #8] 80139f4: 6053 str r3, [r2, #4] 80139f6: f844 000c str.w r0, [r4, ip] 80139fa: e7e0 b.n 80139be <_malloc_r+0x62> 80139fc: 0a7b lsrs r3, r7, #9 80139fe: d02a beq.n 8013a56 <_malloc_r+0xfa> 8013a00: 2b04 cmp r3, #4 8013a02: d812 bhi.n 8013a2a <_malloc_r+0xce> 8013a04: 09bb lsrs r3, r7, #6 8013a06: 3338 adds r3, #56 ; 0x38 8013a08: 1c5a adds r2, r3, #1 8013a0a: eb06 02c2 add.w r2, r6, r2, lsl #3 8013a0e: f1a2 0c08 sub.w ip, r2, #8 8013a12: 6854 ldr r4, [r2, #4] 8013a14: 4564 cmp r4, ip 8013a16: d006 beq.n 8013a26 <_malloc_r+0xca> 8013a18: 6862 ldr r2, [r4, #4] 8013a1a: f022 0203 bic.w r2, r2, #3 8013a1e: 1bd0 subs r0, r2, r7 8013a20: 280f cmp r0, #15 8013a22: dd1c ble.n 8013a5e <_malloc_r+0x102> 8013a24: 3b01 subs r3, #1 8013a26: 3301 adds r3, #1 8013a28: e7cf b.n 80139ca <_malloc_r+0x6e> 8013a2a: 2b14 cmp r3, #20 8013a2c: d801 bhi.n 8013a32 <_malloc_r+0xd6> 8013a2e: 335b adds r3, #91 ; 0x5b 8013a30: e7ea b.n 8013a08 <_malloc_r+0xac> 8013a32: 2b54 cmp r3, #84 ; 0x54 8013a34: d802 bhi.n 8013a3c <_malloc_r+0xe0> 8013a36: 0b3b lsrs r3, r7, #12 8013a38: 336e adds r3, #110 ; 0x6e 8013a3a: e7e5 b.n 8013a08 <_malloc_r+0xac> 8013a3c: f5b3 7faa cmp.w r3, #340 ; 0x154 8013a40: d802 bhi.n 8013a48 <_malloc_r+0xec> 8013a42: 0bfb lsrs r3, r7, #15 8013a44: 3377 adds r3, #119 ; 0x77 8013a46: e7df b.n 8013a08 <_malloc_r+0xac> 8013a48: f240 5254 movw r2, #1364 ; 0x554 8013a4c: 4293 cmp r3, r2 8013a4e: d804 bhi.n 8013a5a <_malloc_r+0xfe> 8013a50: 0cbb lsrs r3, r7, #18 8013a52: 337c adds r3, #124 ; 0x7c 8013a54: e7d8 b.n 8013a08 <_malloc_r+0xac> 8013a56: 233f movs r3, #63 ; 0x3f 8013a58: e7d6 b.n 8013a08 <_malloc_r+0xac> 8013a5a: 237e movs r3, #126 ; 0x7e 8013a5c: e7d4 b.n 8013a08 <_malloc_r+0xac> 8013a5e: 2800 cmp r0, #0 8013a60: 68e1 ldr r1, [r4, #12] 8013a62: db04 blt.n 8013a6e <_malloc_r+0x112> 8013a64: 68a3 ldr r3, [r4, #8] 8013a66: 60d9 str r1, [r3, #12] 8013a68: 608b str r3, [r1, #8] 8013a6a: 18a3 adds r3, r4, r2 8013a6c: e7a3 b.n 80139b6 <_malloc_r+0x5a> 8013a6e: 460c mov r4, r1 8013a70: e7d0 b.n 8013a14 <_malloc_r+0xb8> 8013a72: 2800 cmp r0, #0 8013a74: e9c6 1104 strd r1, r1, [r6, #16] 8013a78: db07 blt.n 8013a8a <_malloc_r+0x12e> 8013a7a: 44a4 add ip, r4 8013a7c: f8dc 3004 ldr.w r3, [ip, #4] 8013a80: f043 0301 orr.w r3, r3, #1 8013a84: f8cc 3004 str.w r3, [ip, #4] 8013a88: e799 b.n 80139be <_malloc_r+0x62> 8013a8a: f5bc 7f00 cmp.w ip, #512 ; 0x200 8013a8e: 6870 ldr r0, [r6, #4] 8013a90: f080 8096 bcs.w 8013bc0 <_malloc_r+0x264> 8013a94: ea4f 02dc mov.w r2, ip, lsr #3 8013a98: ea4f 1e5c mov.w lr, ip, lsr #5 8013a9c: f04f 0c01 mov.w ip, #1 8013aa0: 3201 adds r2, #1 8013aa2: fa0c fc0e lsl.w ip, ip, lr 8013aa6: ea4c 0000 orr.w r0, ip, r0 8013aaa: 6070 str r0, [r6, #4] 8013aac: f856 c032 ldr.w ip, [r6, r2, lsl #3] 8013ab0: eb06 00c2 add.w r0, r6, r2, lsl #3 8013ab4: 3808 subs r0, #8 8013ab6: e9c4 c002 strd ip, r0, [r4, #8] 8013aba: f846 4032 str.w r4, [r6, r2, lsl #3] 8013abe: f8cc 400c str.w r4, [ip, #12] 8013ac2: 2001 movs r0, #1 8013ac4: 109a asrs r2, r3, #2 8013ac6: fa00 f202 lsl.w r2, r0, r2 8013aca: 6870 ldr r0, [r6, #4] 8013acc: 4290 cmp r0, r2 8013ace: d326 bcc.n 8013b1e <_malloc_r+0x1c2> 8013ad0: 4210 tst r0, r2 8013ad2: d106 bne.n 8013ae2 <_malloc_r+0x186> 8013ad4: f023 0303 bic.w r3, r3, #3 8013ad8: 0052 lsls r2, r2, #1 8013ada: 4210 tst r0, r2 8013adc: f103 0304 add.w r3, r3, #4 8013ae0: d0fa beq.n 8013ad8 <_malloc_r+0x17c> 8013ae2: eb06 08c3 add.w r8, r6, r3, lsl #3 8013ae6: 46c1 mov r9, r8 8013ae8: 469e mov lr, r3 8013aea: f8d9 400c ldr.w r4, [r9, #12] 8013aee: 454c cmp r4, r9 8013af0: f040 80ba bne.w 8013c68 <_malloc_r+0x30c> 8013af4: f10e 0e01 add.w lr, lr, #1 8013af8: f01e 0f03 tst.w lr, #3 8013afc: f109 0908 add.w r9, r9, #8 8013b00: d1f3 bne.n 8013aea <_malloc_r+0x18e> 8013b02: 0798 lsls r0, r3, #30 8013b04: f040 80e4 bne.w 8013cd0 <_malloc_r+0x374> 8013b08: 6873 ldr r3, [r6, #4] 8013b0a: ea23 0302 bic.w r3, r3, r2 8013b0e: 6073 str r3, [r6, #4] 8013b10: 6870 ldr r0, [r6, #4] 8013b12: 0052 lsls r2, r2, #1 8013b14: 4290 cmp r0, r2 8013b16: d302 bcc.n 8013b1e <_malloc_r+0x1c2> 8013b18: 2a00 cmp r2, #0 8013b1a: f040 80e6 bne.w 8013cea <_malloc_r+0x38e> 8013b1e: f8d6 a008 ldr.w sl, [r6, #8] 8013b22: f8da 3004 ldr.w r3, [sl, #4] 8013b26: f023 0903 bic.w r9, r3, #3 8013b2a: 45b9 cmp r9, r7 8013b2c: d304 bcc.n 8013b38 <_malloc_r+0x1dc> 8013b2e: eba9 0207 sub.w r2, r9, r7 8013b32: 2a0f cmp r2, #15 8013b34: f300 8142 bgt.w 8013dbc <_malloc_r+0x460> 8013b38: 4b46 ldr r3, [pc, #280] ; (8013c54 <_malloc_r+0x2f8>) 8013b3a: 6819 ldr r1, [r3, #0] 8013b3c: 3110 adds r1, #16 8013b3e: 4439 add r1, r7 8013b40: 2008 movs r0, #8 8013b42: 9101 str r1, [sp, #4] 8013b44: f000 fd26 bl 8014594 8013b48: 4a43 ldr r2, [pc, #268] ; (8013c58 <_malloc_r+0x2fc>) 8013b4a: 9901 ldr r1, [sp, #4] 8013b4c: 6813 ldr r3, [r2, #0] 8013b4e: 3301 adds r3, #1 8013b50: bf1f itttt ne 8013b52: f101 31ff addne.w r1, r1, #4294967295 8013b56: 1809 addne r1, r1, r0 8013b58: 4243 negne r3, r0 8013b5a: 4019 andne r1, r3 8013b5c: 4680 mov r8, r0 8013b5e: 4628 mov r0, r5 8013b60: 9101 str r1, [sp, #4] 8013b62: f000 fcb1 bl 80144c8 <_sbrk_r> 8013b66: 1c42 adds r2, r0, #1 8013b68: eb0a 0b09 add.w fp, sl, r9 8013b6c: 4604 mov r4, r0 8013b6e: f000 80f8 beq.w 8013d62 <_malloc_r+0x406> 8013b72: 4583 cmp fp, r0 8013b74: 9901 ldr r1, [sp, #4] 8013b76: 4a38 ldr r2, [pc, #224] ; (8013c58 <_malloc_r+0x2fc>) 8013b78: d902 bls.n 8013b80 <_malloc_r+0x224> 8013b7a: 45b2 cmp sl, r6 8013b7c: f040 80f1 bne.w 8013d62 <_malloc_r+0x406> 8013b80: 4b36 ldr r3, [pc, #216] ; (8013c5c <_malloc_r+0x300>) 8013b82: 6818 ldr r0, [r3, #0] 8013b84: 45a3 cmp fp, r4 8013b86: eb00 0e01 add.w lr, r0, r1 8013b8a: f8c3 e000 str.w lr, [r3] 8013b8e: f108 3cff add.w ip, r8, #4294967295 8013b92: f040 80ac bne.w 8013cee <_malloc_r+0x392> 8013b96: ea1b 0f0c tst.w fp, ip 8013b9a: f040 80a8 bne.w 8013cee <_malloc_r+0x392> 8013b9e: 68b2 ldr r2, [r6, #8] 8013ba0: 4449 add r1, r9 8013ba2: f041 0101 orr.w r1, r1, #1 8013ba6: 6051 str r1, [r2, #4] 8013ba8: 4a2d ldr r2, [pc, #180] ; (8013c60 <_malloc_r+0x304>) 8013baa: 681b ldr r3, [r3, #0] 8013bac: 6811 ldr r1, [r2, #0] 8013bae: 428b cmp r3, r1 8013bb0: bf88 it hi 8013bb2: 6013 strhi r3, [r2, #0] 8013bb4: 4a2b ldr r2, [pc, #172] ; (8013c64 <_malloc_r+0x308>) 8013bb6: 6811 ldr r1, [r2, #0] 8013bb8: 428b cmp r3, r1 8013bba: bf88 it hi 8013bbc: 6013 strhi r3, [r2, #0] 8013bbe: e0d0 b.n 8013d62 <_malloc_r+0x406> 8013bc0: f5bc 6f20 cmp.w ip, #2560 ; 0xa00 8013bc4: ea4f 225c mov.w r2, ip, lsr #9 8013bc8: d218 bcs.n 8013bfc <_malloc_r+0x2a0> 8013bca: ea4f 129c mov.w r2, ip, lsr #6 8013bce: 3238 adds r2, #56 ; 0x38 8013bd0: f102 0e01 add.w lr, r2, #1 8013bd4: eb06 08c2 add.w r8, r6, r2, lsl #3 8013bd8: f856 e03e ldr.w lr, [r6, lr, lsl #3] 8013bdc: 45f0 cmp r8, lr 8013bde: d12b bne.n 8013c38 <_malloc_r+0x2dc> 8013be0: 1092 asrs r2, r2, #2 8013be2: f04f 0c01 mov.w ip, #1 8013be6: fa0c f202 lsl.w r2, ip, r2 8013bea: 4310 orrs r0, r2 8013bec: 6070 str r0, [r6, #4] 8013bee: e9c4 e802 strd lr, r8, [r4, #8] 8013bf2: f8c8 4008 str.w r4, [r8, #8] 8013bf6: f8ce 400c str.w r4, [lr, #12] 8013bfa: e762 b.n 8013ac2 <_malloc_r+0x166> 8013bfc: 2a14 cmp r2, #20 8013bfe: d801 bhi.n 8013c04 <_malloc_r+0x2a8> 8013c00: 325b adds r2, #91 ; 0x5b 8013c02: e7e5 b.n 8013bd0 <_malloc_r+0x274> 8013c04: 2a54 cmp r2, #84 ; 0x54 8013c06: d803 bhi.n 8013c10 <_malloc_r+0x2b4> 8013c08: ea4f 321c mov.w r2, ip, lsr #12 8013c0c: 326e adds r2, #110 ; 0x6e 8013c0e: e7df b.n 8013bd0 <_malloc_r+0x274> 8013c10: f5b2 7faa cmp.w r2, #340 ; 0x154 8013c14: d803 bhi.n 8013c1e <_malloc_r+0x2c2> 8013c16: ea4f 32dc mov.w r2, ip, lsr #15 8013c1a: 3277 adds r2, #119 ; 0x77 8013c1c: e7d8 b.n 8013bd0 <_malloc_r+0x274> 8013c1e: f240 5e54 movw lr, #1364 ; 0x554 8013c22: 4572 cmp r2, lr 8013c24: bf9a itte ls 8013c26: ea4f 429c movls.w r2, ip, lsr #18 8013c2a: 327c addls r2, #124 ; 0x7c 8013c2c: 227e movhi r2, #126 ; 0x7e 8013c2e: e7cf b.n 8013bd0 <_malloc_r+0x274> 8013c30: f8de e008 ldr.w lr, [lr, #8] 8013c34: 45f0 cmp r8, lr 8013c36: d005 beq.n 8013c44 <_malloc_r+0x2e8> 8013c38: f8de 2004 ldr.w r2, [lr, #4] 8013c3c: f022 0203 bic.w r2, r2, #3 8013c40: 4562 cmp r2, ip 8013c42: d8f5 bhi.n 8013c30 <_malloc_r+0x2d4> 8013c44: f8de 800c ldr.w r8, [lr, #12] 8013c48: e7d1 b.n 8013bee <_malloc_r+0x292> 8013c4a: bf00 nop 8013c4c: 20000464 .word 0x20000464 8013c50: 2000046c .word 0x2000046c 8013c54: 20009b98 .word 0x20009b98 8013c58: 2000086c .word 0x2000086c 8013c5c: 20009b68 .word 0x20009b68 8013c60: 20009b90 .word 0x20009b90 8013c64: 20009b94 .word 0x20009b94 8013c68: 6860 ldr r0, [r4, #4] 8013c6a: f8d4 c00c ldr.w ip, [r4, #12] 8013c6e: f020 0003 bic.w r0, r0, #3 8013c72: eba0 0a07 sub.w sl, r0, r7 8013c76: f1ba 0f0f cmp.w sl, #15 8013c7a: dd12 ble.n 8013ca2 <_malloc_r+0x346> 8013c7c: 68a3 ldr r3, [r4, #8] 8013c7e: 19e2 adds r2, r4, r7 8013c80: f047 0701 orr.w r7, r7, #1 8013c84: 6067 str r7, [r4, #4] 8013c86: f8c3 c00c str.w ip, [r3, #12] 8013c8a: f8cc 3008 str.w r3, [ip, #8] 8013c8e: f04a 0301 orr.w r3, sl, #1 8013c92: e9c6 2204 strd r2, r2, [r6, #16] 8013c96: e9c2 1102 strd r1, r1, [r2, #8] 8013c9a: 6053 str r3, [r2, #4] 8013c9c: f844 a000 str.w sl, [r4, r0] 8013ca0: e68d b.n 80139be <_malloc_r+0x62> 8013ca2: f1ba 0f00 cmp.w sl, #0 8013ca6: db11 blt.n 8013ccc <_malloc_r+0x370> 8013ca8: 4420 add r0, r4 8013caa: 6843 ldr r3, [r0, #4] 8013cac: f043 0301 orr.w r3, r3, #1 8013cb0: 6043 str r3, [r0, #4] 8013cb2: f854 3f08 ldr.w r3, [r4, #8]! 8013cb6: 4628 mov r0, r5 8013cb8: f8c3 c00c str.w ip, [r3, #12] 8013cbc: f8cc 3008 str.w r3, [ip, #8] 8013cc0: f000 f88e bl 8013de0 <__malloc_unlock> 8013cc4: 4620 mov r0, r4 8013cc6: b003 add sp, #12 8013cc8: e8bd 8ff0 ldmia.w sp!, {r4, r5, r6, r7, r8, r9, sl, fp, pc} 8013ccc: 4664 mov r4, ip 8013cce: e70e b.n 8013aee <_malloc_r+0x192> 8013cd0: f858 0908 ldr.w r0, [r8], #-8 8013cd4: 4540 cmp r0, r8 8013cd6: f103 33ff add.w r3, r3, #4294967295 8013cda: f43f af12 beq.w 8013b02 <_malloc_r+0x1a6> 8013cde: e717 b.n 8013b10 <_malloc_r+0x1b4> 8013ce0: 3304 adds r3, #4 8013ce2: 0052 lsls r2, r2, #1 8013ce4: 4210 tst r0, r2 8013ce6: d0fb beq.n 8013ce0 <_malloc_r+0x384> 8013ce8: e6fb b.n 8013ae2 <_malloc_r+0x186> 8013cea: 4673 mov r3, lr 8013cec: e7fa b.n 8013ce4 <_malloc_r+0x388> 8013cee: 6810 ldr r0, [r2, #0] 8013cf0: 3001 adds r0, #1 8013cf2: bf1b ittet ne 8013cf4: eba4 0b0b subne.w fp, r4, fp 8013cf8: eb0b 020e addne.w r2, fp, lr 8013cfc: 6014 streq r4, [r2, #0] 8013cfe: 601a strne r2, [r3, #0] 8013d00: f014 0b07 ands.w fp, r4, #7 8013d04: bf1a itte ne 8013d06: f1cb 0008 rsbne r0, fp, #8 8013d0a: 1824 addne r4, r4, r0 8013d0c: 4658 moveq r0, fp 8013d0e: 1862 adds r2, r4, r1 8013d10: ea02 010c and.w r1, r2, ip 8013d14: 4480 add r8, r0 8013d16: eba8 0801 sub.w r8, r8, r1 8013d1a: ea08 080c and.w r8, r8, ip 8013d1e: 4641 mov r1, r8 8013d20: 4628 mov r0, r5 8013d22: 9201 str r2, [sp, #4] 8013d24: f000 fbd0 bl 80144c8 <_sbrk_r> 8013d28: 1c43 adds r3, r0, #1 8013d2a: 9a01 ldr r2, [sp, #4] 8013d2c: 4b28 ldr r3, [pc, #160] ; (8013dd0 <_malloc_r+0x474>) 8013d2e: d107 bne.n 8013d40 <_malloc_r+0x3e4> 8013d30: f1bb 0f00 cmp.w fp, #0 8013d34: d023 beq.n 8013d7e <_malloc_r+0x422> 8013d36: f1ab 0008 sub.w r0, fp, #8 8013d3a: 4410 add r0, r2 8013d3c: f04f 0800 mov.w r8, #0 8013d40: 681a ldr r2, [r3, #0] 8013d42: 60b4 str r4, [r6, #8] 8013d44: 1b00 subs r0, r0, r4 8013d46: 4440 add r0, r8 8013d48: 4442 add r2, r8 8013d4a: f040 0001 orr.w r0, r0, #1 8013d4e: 45b2 cmp sl, r6 8013d50: 601a str r2, [r3, #0] 8013d52: 6060 str r0, [r4, #4] 8013d54: f43f af28 beq.w 8013ba8 <_malloc_r+0x24c> 8013d58: f1b9 0f0f cmp.w r9, #15 8013d5c: d812 bhi.n 8013d84 <_malloc_r+0x428> 8013d5e: 2301 movs r3, #1 8013d60: 6063 str r3, [r4, #4] 8013d62: 68b3 ldr r3, [r6, #8] 8013d64: 685b ldr r3, [r3, #4] 8013d66: f023 0303 bic.w r3, r3, #3 8013d6a: 42bb cmp r3, r7 8013d6c: eba3 0207 sub.w r2, r3, r7 8013d70: d301 bcc.n 8013d76 <_malloc_r+0x41a> 8013d72: 2a0f cmp r2, #15 8013d74: dc22 bgt.n 8013dbc <_malloc_r+0x460> 8013d76: 4628 mov r0, r5 8013d78: f000 f832 bl 8013de0 <__malloc_unlock> 8013d7c: e5fa b.n 8013974 <_malloc_r+0x18> 8013d7e: 4610 mov r0, r2 8013d80: 46d8 mov r8, fp 8013d82: e7dd b.n 8013d40 <_malloc_r+0x3e4> 8013d84: f8da 2004 ldr.w r2, [sl, #4] 8013d88: f1a9 090c sub.w r9, r9, #12 8013d8c: f029 0907 bic.w r9, r9, #7 8013d90: f002 0201 and.w r2, r2, #1 8013d94: ea42 0209 orr.w r2, r2, r9 8013d98: f8ca 2004 str.w r2, [sl, #4] 8013d9c: 2105 movs r1, #5 8013d9e: eb0a 0209 add.w r2, sl, r9 8013da2: f1b9 0f0f cmp.w r9, #15 8013da6: e9c2 1101 strd r1, r1, [r2, #4] 8013daa: f67f aefd bls.w 8013ba8 <_malloc_r+0x24c> 8013dae: f10a 0108 add.w r1, sl, #8 8013db2: 4628 mov r0, r5 8013db4: f7ff fc7e bl 80136b4 <_free_r> 8013db8: 4b05 ldr r3, [pc, #20] ; (8013dd0 <_malloc_r+0x474>) 8013dba: e6f5 b.n 8013ba8 <_malloc_r+0x24c> 8013dbc: 68b4 ldr r4, [r6, #8] 8013dbe: f047 0301 orr.w r3, r7, #1 8013dc2: 4427 add r7, r4 8013dc4: f042 0201 orr.w r2, r2, #1 8013dc8: 6063 str r3, [r4, #4] 8013dca: 60b7 str r7, [r6, #8] 8013dcc: 607a str r2, [r7, #4] 8013dce: e5f6 b.n 80139be <_malloc_r+0x62> 8013dd0: 20009b68 .word 0x20009b68 08013dd4 <__malloc_lock>: 8013dd4: 4801 ldr r0, [pc, #4] ; (8013ddc <__malloc_lock+0x8>) 8013dd6: f7ff bd53 b.w 8013880 <__retarget_lock_acquire_recursive> 8013dda: bf00 nop 8013ddc: 20009b63 .word 0x20009b63 08013de0 <__malloc_unlock>: 8013de0: 4801 ldr r0, [pc, #4] ; (8013de8 <__malloc_unlock+0x8>) 8013de2: f7ff bd4e b.w 8013882 <__retarget_lock_release_recursive> 8013de6: bf00 nop 8013de8: 20009b63 .word 0x20009b63 08013dec <_Balloc>: 8013dec: 6cc3 ldr r3, [r0, #76] ; 0x4c 8013dee: b570 push {r4, r5, r6, lr} 8013df0: 4605 mov r5, r0 8013df2: 460c mov r4, r1 8013df4: b17b cbz r3, 8013e16 <_Balloc+0x2a> 8013df6: 6ceb ldr r3, [r5, #76] ; 0x4c 8013df8: f853 0024 ldr.w r0, [r3, r4, lsl #2] 8013dfc: b9a0 cbnz r0, 8013e28 <_Balloc+0x3c> 8013dfe: 2101 movs r1, #1 8013e00: fa01 f604 lsl.w r6, r1, r4 8013e04: 1d72 adds r2, r6, #5 8013e06: 0092 lsls r2, r2, #2 8013e08: 4628 mov r0, r5 8013e0a: f001 f94b bl 80150a4 <_calloc_r> 8013e0e: b148 cbz r0, 8013e24 <_Balloc+0x38> 8013e10: e9c0 4601 strd r4, r6, [r0, #4] 8013e14: e00b b.n 8013e2e <_Balloc+0x42> 8013e16: 2221 movs r2, #33 ; 0x21 8013e18: 2104 movs r1, #4 8013e1a: f001 f943 bl 80150a4 <_calloc_r> 8013e1e: 64e8 str r0, [r5, #76] ; 0x4c 8013e20: 2800 cmp r0, #0 8013e22: d1e8 bne.n 8013df6 <_Balloc+0xa> 8013e24: 2000 movs r0, #0 8013e26: bd70 pop {r4, r5, r6, pc} 8013e28: 6802 ldr r2, [r0, #0] 8013e2a: f843 2024 str.w r2, [r3, r4, lsl #2] 8013e2e: 2300 movs r3, #0 8013e30: e9c0 3303 strd r3, r3, [r0, #12] 8013e34: e7f7 b.n 8013e26 <_Balloc+0x3a> 08013e36 <_Bfree>: 8013e36: b131 cbz r1, 8013e46 <_Bfree+0x10> 8013e38: 6cc3 ldr r3, [r0, #76] ; 0x4c 8013e3a: 684a ldr r2, [r1, #4] 8013e3c: f853 0022 ldr.w r0, [r3, r2, lsl #2] 8013e40: 6008 str r0, [r1, #0] 8013e42: f843 1022 str.w r1, [r3, r2, lsl #2] 8013e46: 4770 bx lr 08013e48 <__multadd>: 8013e48: e92d 41f0 stmdb sp!, {r4, r5, r6, r7, r8, lr} 8013e4c: 690d ldr r5, [r1, #16] 8013e4e: 4607 mov r7, r0 8013e50: 460c mov r4, r1 8013e52: 461e mov r6, r3 8013e54: f101 0c14 add.w ip, r1, #20 8013e58: 2000 movs r0, #0 8013e5a: f8dc 3000 ldr.w r3, [ip] 8013e5e: b299 uxth r1, r3 8013e60: fb02 6101 mla r1, r2, r1, r6 8013e64: 0c1e lsrs r6, r3, #16 8013e66: 0c0b lsrs r3, r1, #16 8013e68: fb02 3306 mla r3, r2, r6, r3 8013e6c: b289 uxth r1, r1 8013e6e: 3001 adds r0, #1 8013e70: eb01 4103 add.w r1, r1, r3, lsl #16 8013e74: 4285 cmp r5, r0 8013e76: f84c 1b04 str.w r1, [ip], #4 8013e7a: ea4f 4613 mov.w r6, r3, lsr #16 8013e7e: dcec bgt.n 8013e5a <__multadd+0x12> 8013e80: b30e cbz r6, 8013ec6 <__multadd+0x7e> 8013e82: 68a3 ldr r3, [r4, #8] 8013e84: 42ab cmp r3, r5 8013e86: dc19 bgt.n 8013ebc <__multadd+0x74> 8013e88: 6861 ldr r1, [r4, #4] 8013e8a: 4638 mov r0, r7 8013e8c: 3101 adds r1, #1 8013e8e: f7ff ffad bl 8013dec <_Balloc> 8013e92: 4680 mov r8, r0 8013e94: b928 cbnz r0, 8013ea2 <__multadd+0x5a> 8013e96: 4602 mov r2, r0 8013e98: 4b0c ldr r3, [pc, #48] ; (8013ecc <__multadd+0x84>) 8013e9a: 480d ldr r0, [pc, #52] ; (8013ed0 <__multadd+0x88>) 8013e9c: 21b5 movs r1, #181 ; 0xb5 8013e9e: f001 f8e3 bl 8015068 <__assert_func> 8013ea2: 6922 ldr r2, [r4, #16] 8013ea4: 3202 adds r2, #2 8013ea6: f104 010c add.w r1, r4, #12 8013eaa: 0092 lsls r2, r2, #2 8013eac: 300c adds r0, #12 8013eae: f7fd f8cb bl 8011048 8013eb2: 4621 mov r1, r4 8013eb4: 4638 mov r0, r7 8013eb6: f7ff ffbe bl 8013e36 <_Bfree> 8013eba: 4644 mov r4, r8 8013ebc: eb04 0385 add.w r3, r4, r5, lsl #2 8013ec0: 3501 adds r5, #1 8013ec2: 615e str r6, [r3, #20] 8013ec4: 6125 str r5, [r4, #16] 8013ec6: 4620 mov r0, r4 8013ec8: e8bd 81f0 ldmia.w sp!, {r4, r5, r6, r7, r8, pc} 8013ecc: 08018c49 .word 0x08018c49 8013ed0: 08018cb5 .word 0x08018cb5 08013ed4 <__hi0bits>: 8013ed4: 0c03 lsrs r3, r0, #16 8013ed6: 041b lsls r3, r3, #16 8013ed8: b9d3 cbnz r3, 8013f10 <__hi0bits+0x3c> 8013eda: 0400 lsls r0, r0, #16 8013edc: 2310 movs r3, #16 8013ede: f010 4f7f tst.w r0, #4278190080 ; 0xff000000 8013ee2: bf04 itt eq 8013ee4: 0200 lsleq r0, r0, #8 8013ee6: 3308 addeq r3, #8 8013ee8: f010 4f70 tst.w r0, #4026531840 ; 0xf0000000 8013eec: bf04 itt eq 8013eee: 0100 lsleq r0, r0, #4 8013ef0: 3304 addeq r3, #4 8013ef2: f010 4f40 tst.w r0, #3221225472 ; 0xc0000000 8013ef6: bf04 itt eq 8013ef8: 0080 lsleq r0, r0, #2 8013efa: 3302 addeq r3, #2 8013efc: 2800 cmp r0, #0 8013efe: db05 blt.n 8013f0c <__hi0bits+0x38> 8013f00: f010 4f80 tst.w r0, #1073741824 ; 0x40000000 8013f04: f103 0301 add.w r3, r3, #1 8013f08: bf08 it eq 8013f0a: 2320 moveq r3, #32 8013f0c: 4618 mov r0, r3 8013f0e: 4770 bx lr 8013f10: 2300 movs r3, #0 8013f12: e7e4 b.n 8013ede <__hi0bits+0xa> 08013f14 <__lo0bits>: 8013f14: 6803 ldr r3, [r0, #0] 8013f16: f013 0207 ands.w r2, r3, #7 8013f1a: 4601 mov r1, r0 8013f1c: d00b beq.n 8013f36 <__lo0bits+0x22> 8013f1e: 07da lsls r2, r3, #31 8013f20: d423 bmi.n 8013f6a <__lo0bits+0x56> 8013f22: 0798 lsls r0, r3, #30 8013f24: bf49 itett mi 8013f26: 085b lsrmi r3, r3, #1 8013f28: 089b lsrpl r3, r3, #2 8013f2a: 2001 movmi r0, #1 8013f2c: 600b strmi r3, [r1, #0] 8013f2e: bf5c itt pl 8013f30: 600b strpl r3, [r1, #0] 8013f32: 2002 movpl r0, #2 8013f34: 4770 bx lr 8013f36: b298 uxth r0, r3 8013f38: b9a8 cbnz r0, 8013f66 <__lo0bits+0x52> 8013f3a: 0c1b lsrs r3, r3, #16 8013f3c: 2010 movs r0, #16 8013f3e: b2da uxtb r2, r3 8013f40: b90a cbnz r2, 8013f46 <__lo0bits+0x32> 8013f42: 3008 adds r0, #8 8013f44: 0a1b lsrs r3, r3, #8 8013f46: 071a lsls r2, r3, #28 8013f48: bf04 itt eq 8013f4a: 091b lsreq r3, r3, #4 8013f4c: 3004 addeq r0, #4 8013f4e: 079a lsls r2, r3, #30 8013f50: bf04 itt eq 8013f52: 089b lsreq r3, r3, #2 8013f54: 3002 addeq r0, #2 8013f56: 07da lsls r2, r3, #31 8013f58: d403 bmi.n 8013f62 <__lo0bits+0x4e> 8013f5a: 085b lsrs r3, r3, #1 8013f5c: f100 0001 add.w r0, r0, #1 8013f60: d005 beq.n 8013f6e <__lo0bits+0x5a> 8013f62: 600b str r3, [r1, #0] 8013f64: 4770 bx lr 8013f66: 4610 mov r0, r2 8013f68: e7e9 b.n 8013f3e <__lo0bits+0x2a> 8013f6a: 2000 movs r0, #0 8013f6c: 4770 bx lr 8013f6e: 2020 movs r0, #32 8013f70: 4770 bx lr ... 08013f74 <__i2b>: 8013f74: b510 push {r4, lr} 8013f76: 460c mov r4, r1 8013f78: 2101 movs r1, #1 8013f7a: f7ff ff37 bl 8013dec <_Balloc> 8013f7e: 4602 mov r2, r0 8013f80: b928 cbnz r0, 8013f8e <__i2b+0x1a> 8013f82: 4b05 ldr r3, [pc, #20] ; (8013f98 <__i2b+0x24>) 8013f84: 4805 ldr r0, [pc, #20] ; (8013f9c <__i2b+0x28>) 8013f86: f44f 71a0 mov.w r1, #320 ; 0x140 8013f8a: f001 f86d bl 8015068 <__assert_func> 8013f8e: 2301 movs r3, #1 8013f90: 6144 str r4, [r0, #20] 8013f92: 6103 str r3, [r0, #16] 8013f94: bd10 pop {r4, pc} 8013f96: bf00 nop 8013f98: 08018c49 .word 0x08018c49 8013f9c: 08018cb5 .word 0x08018cb5 08013fa0 <__multiply>: 8013fa0: e92d 4ff0 stmdb sp!, {r4, r5, r6, r7, r8, r9, sl, fp, lr} 8013fa4: 4691 mov r9, r2 8013fa6: 690a ldr r2, [r1, #16] 8013fa8: f8d9 3010 ldr.w r3, [r9, #16] 8013fac: 429a cmp r2, r3 8013fae: bfb8 it lt 8013fb0: 460b movlt r3, r1 8013fb2: 460c mov r4, r1 8013fb4: bfbc itt lt 8013fb6: 464c movlt r4, r9 8013fb8: 4699 movlt r9, r3 8013fba: 6927 ldr r7, [r4, #16] 8013fbc: f8d9 a010 ldr.w sl, [r9, #16] 8013fc0: 68a3 ldr r3, [r4, #8] 8013fc2: 6861 ldr r1, [r4, #4] 8013fc4: eb07 060a add.w r6, r7, sl 8013fc8: 42b3 cmp r3, r6 8013fca: b085 sub sp, #20 8013fcc: bfb8 it lt 8013fce: 3101 addlt r1, #1 8013fd0: f7ff ff0c bl 8013dec <_Balloc> 8013fd4: b930 cbnz r0, 8013fe4 <__multiply+0x44> 8013fd6: 4602 mov r2, r0 8013fd8: 4b44 ldr r3, [pc, #272] ; (80140ec <__multiply+0x14c>) 8013fda: 4845 ldr r0, [pc, #276] ; (80140f0 <__multiply+0x150>) 8013fdc: f240 115d movw r1, #349 ; 0x15d 8013fe0: f001 f842 bl 8015068 <__assert_func> 8013fe4: f100 0514 add.w r5, r0, #20 8013fe8: eb05 0886 add.w r8, r5, r6, lsl #2 8013fec: 462b mov r3, r5 8013fee: 2200 movs r2, #0 8013ff0: 4543 cmp r3, r8 8013ff2: d321 bcc.n 8014038 <__multiply+0x98> 8013ff4: f104 0314 add.w r3, r4, #20 8013ff8: eb03 0787 add.w r7, r3, r7, lsl #2 8013ffc: f109 0314 add.w r3, r9, #20 8014000: eb03 028a add.w r2, r3, sl, lsl #2 8014004: 9202 str r2, [sp, #8] 8014006: 1b3a subs r2, r7, r4 8014008: 3a15 subs r2, #21 801400a: f022 0203 bic.w r2, r2, #3 801400e: 3204 adds r2, #4 8014010: f104 0115 add.w r1, r4, #21 8014014: 428f cmp r7, r1 8014016: bf38 it cc 8014018: 2204 movcc r2, #4 801401a: 9201 str r2, [sp, #4] 801401c: 9a02 ldr r2, [sp, #8] 801401e: 9303 str r3, [sp, #12] 8014020: 429a cmp r2, r3 8014022: d80c bhi.n 801403e <__multiply+0x9e> 8014024: 2e00 cmp r6, #0 8014026: dd03 ble.n 8014030 <__multiply+0x90> 8014028: f858 3d04 ldr.w r3, [r8, #-4]! 801402c: 2b00 cmp r3, #0 801402e: d05a beq.n 80140e6 <__multiply+0x146> 8014030: 6106 str r6, [r0, #16] 8014032: b005 add sp, #20 8014034: e8bd 8ff0 ldmia.w sp!, {r4, r5, r6, r7, r8, r9, sl, fp, pc} 8014038: f843 2b04 str.w r2, [r3], #4 801403c: e7d8 b.n 8013ff0 <__multiply+0x50> 801403e: f8b3 a000 ldrh.w sl, [r3] 8014042: f1ba 0f00 cmp.w sl, #0 8014046: d024 beq.n 8014092 <__multiply+0xf2> 8014048: f104 0e14 add.w lr, r4, #20 801404c: 46a9 mov r9, r5 801404e: f04f 0c00 mov.w ip, #0 8014052: f85e 2b04 ldr.w r2, [lr], #4 8014056: f8d9 1000 ldr.w r1, [r9] 801405a: fa1f fb82 uxth.w fp, r2 801405e: b289 uxth r1, r1 8014060: fb0a 110b mla r1, sl, fp, r1 8014064: ea4f 4b12 mov.w fp, r2, lsr #16 8014068: f8d9 2000 ldr.w r2, [r9] 801406c: 4461 add r1, ip 801406e: ea4f 4c12 mov.w ip, r2, lsr #16 8014072: fb0a c20b mla r2, sl, fp, ip 8014076: eb02 4211 add.w r2, r2, r1, lsr #16 801407a: b289 uxth r1, r1 801407c: ea41 4102 orr.w r1, r1, r2, lsl #16 8014080: 4577 cmp r7, lr 8014082: f849 1b04 str.w r1, [r9], #4 8014086: ea4f 4c12 mov.w ip, r2, lsr #16 801408a: d8e2 bhi.n 8014052 <__multiply+0xb2> 801408c: 9a01 ldr r2, [sp, #4] 801408e: f845 c002 str.w ip, [r5, r2] 8014092: 9a03 ldr r2, [sp, #12] 8014094: f8b2 9002 ldrh.w r9, [r2, #2] 8014098: 3304 adds r3, #4 801409a: f1b9 0f00 cmp.w r9, #0 801409e: d020 beq.n 80140e2 <__multiply+0x142> 80140a0: 6829 ldr r1, [r5, #0] 80140a2: f104 0c14 add.w ip, r4, #20 80140a6: 46ae mov lr, r5 80140a8: f04f 0a00 mov.w sl, #0 80140ac: f8bc b000 ldrh.w fp, [ip] 80140b0: f8be 2002 ldrh.w r2, [lr, #2] 80140b4: fb09 220b mla r2, r9, fp, r2 80140b8: 4492 add sl, r2 80140ba: b289 uxth r1, r1 80140bc: ea41 410a orr.w r1, r1, sl, lsl #16 80140c0: f84e 1b04 str.w r1, [lr], #4 80140c4: f85c 2b04 ldr.w r2, [ip], #4 80140c8: f8be 1000 ldrh.w r1, [lr] 80140cc: 0c12 lsrs r2, r2, #16 80140ce: fb09 1102 mla r1, r9, r2, r1 80140d2: eb01 411a add.w r1, r1, sl, lsr #16 80140d6: 4567 cmp r7, ip 80140d8: ea4f 4a11 mov.w sl, r1, lsr #16 80140dc: d8e6 bhi.n 80140ac <__multiply+0x10c> 80140de: 9a01 ldr r2, [sp, #4] 80140e0: 50a9 str r1, [r5, r2] 80140e2: 3504 adds r5, #4 80140e4: e79a b.n 801401c <__multiply+0x7c> 80140e6: 3e01 subs r6, #1 80140e8: e79c b.n 8014024 <__multiply+0x84> 80140ea: bf00 nop 80140ec: 08018c49 .word 0x08018c49 80140f0: 08018cb5 .word 0x08018cb5 080140f4 <__pow5mult>: 80140f4: e92d 43f8 stmdb sp!, {r3, r4, r5, r6, r7, r8, r9, lr} 80140f8: 4615 mov r5, r2 80140fa: f012 0203 ands.w r2, r2, #3 80140fe: 4606 mov r6, r0 8014100: 460f mov r7, r1 8014102: d007 beq.n 8014114 <__pow5mult+0x20> 8014104: 4c1a ldr r4, [pc, #104] ; (8014170 <__pow5mult+0x7c>) 8014106: 3a01 subs r2, #1 8014108: 2300 movs r3, #0 801410a: f854 2022 ldr.w r2, [r4, r2, lsl #2] 801410e: f7ff fe9b bl 8013e48 <__multadd> 8014112: 4607 mov r7, r0 8014114: 10ad asrs r5, r5, #2 8014116: d027 beq.n 8014168 <__pow5mult+0x74> 8014118: 6cb4 ldr r4, [r6, #72] ; 0x48 801411a: b944 cbnz r4, 801412e <__pow5mult+0x3a> 801411c: f240 2171 movw r1, #625 ; 0x271 8014120: 4630 mov r0, r6 8014122: f7ff ff27 bl 8013f74 <__i2b> 8014126: 2300 movs r3, #0 8014128: 64b0 str r0, [r6, #72] ; 0x48 801412a: 4604 mov r4, r0 801412c: 6003 str r3, [r0, #0] 801412e: f04f 0900 mov.w r9, #0 8014132: 07eb lsls r3, r5, #31 8014134: d50a bpl.n 801414c <__pow5mult+0x58> 8014136: 4639 mov r1, r7 8014138: 4622 mov r2, r4 801413a: 4630 mov r0, r6 801413c: f7ff ff30 bl 8013fa0 <__multiply> 8014140: 4639 mov r1, r7 8014142: 4680 mov r8, r0 8014144: 4630 mov r0, r6 8014146: f7ff fe76 bl 8013e36 <_Bfree> 801414a: 4647 mov r7, r8 801414c: 106d asrs r5, r5, #1 801414e: d00b beq.n 8014168 <__pow5mult+0x74> 8014150: 6820 ldr r0, [r4, #0] 8014152: b938 cbnz r0, 8014164 <__pow5mult+0x70> 8014154: 4622 mov r2, r4 8014156: 4621 mov r1, r4 8014158: 4630 mov r0, r6 801415a: f7ff ff21 bl 8013fa0 <__multiply> 801415e: 6020 str r0, [r4, #0] 8014160: f8c0 9000 str.w r9, [r0] 8014164: 4604 mov r4, r0 8014166: e7e4 b.n 8014132 <__pow5mult+0x3e> 8014168: 4638 mov r0, r7 801416a: e8bd 83f8 ldmia.w sp!, {r3, r4, r5, r6, r7, r8, r9, pc} 801416e: bf00 nop 8014170: 08018e08 .word 0x08018e08 08014174 <__lshift>: 8014174: e92d 47f0 stmdb sp!, {r4, r5, r6, r7, r8, r9, sl, lr} 8014178: 460c mov r4, r1 801417a: 6849 ldr r1, [r1, #4] 801417c: 6923 ldr r3, [r4, #16] 801417e: eb03 1862 add.w r8, r3, r2, asr #5 8014182: 68a3 ldr r3, [r4, #8] 8014184: 4607 mov r7, r0 8014186: 4691 mov r9, r2 8014188: ea4f 1a62 mov.w sl, r2, asr #5 801418c: f108 0601 add.w r6, r8, #1 8014190: 42b3 cmp r3, r6 8014192: db0b blt.n 80141ac <__lshift+0x38> 8014194: 4638 mov r0, r7 8014196: f7ff fe29 bl 8013dec <_Balloc> 801419a: 4605 mov r5, r0 801419c: b948 cbnz r0, 80141b2 <__lshift+0x3e> 801419e: 4602 mov r2, r0 80141a0: 4b2a ldr r3, [pc, #168] ; (801424c <__lshift+0xd8>) 80141a2: 482b ldr r0, [pc, #172] ; (8014250 <__lshift+0xdc>) 80141a4: f240 11d9 movw r1, #473 ; 0x1d9 80141a8: f000 ff5e bl 8015068 <__assert_func> 80141ac: 3101 adds r1, #1 80141ae: 005b lsls r3, r3, #1 80141b0: e7ee b.n 8014190 <__lshift+0x1c> 80141b2: 2300 movs r3, #0 80141b4: f100 0114 add.w r1, r0, #20 80141b8: f100 0210 add.w r2, r0, #16 80141bc: 4618 mov r0, r3 80141be: 4553 cmp r3, sl 80141c0: db37 blt.n 8014232 <__lshift+0xbe> 80141c2: 6920 ldr r0, [r4, #16] 80141c4: ea2a 7aea bic.w sl, sl, sl, asr #31 80141c8: f104 0314 add.w r3, r4, #20 80141cc: f019 091f ands.w r9, r9, #31 80141d0: eb01 018a add.w r1, r1, sl, lsl #2 80141d4: eb03 0080 add.w r0, r3, r0, lsl #2 80141d8: d02f beq.n 801423a <__lshift+0xc6> 80141da: f1c9 0e20 rsb lr, r9, #32 80141de: 468a mov sl, r1 80141e0: f04f 0c00 mov.w ip, #0 80141e4: 681a ldr r2, [r3, #0] 80141e6: fa02 f209 lsl.w r2, r2, r9 80141ea: ea42 020c orr.w r2, r2, ip 80141ee: f84a 2b04 str.w r2, [sl], #4 80141f2: f853 2b04 ldr.w r2, [r3], #4 80141f6: 4298 cmp r0, r3 80141f8: fa22 fc0e lsr.w ip, r2, lr 80141fc: d8f2 bhi.n 80141e4 <__lshift+0x70> 80141fe: 1b03 subs r3, r0, r4 8014200: 3b15 subs r3, #21 8014202: f023 0303 bic.w r3, r3, #3 8014206: 3304 adds r3, #4 8014208: f104 0215 add.w r2, r4, #21 801420c: 4290 cmp r0, r2 801420e: bf38 it cc 8014210: 2304 movcc r3, #4 8014212: f841 c003 str.w ip, [r1, r3] 8014216: f1bc 0f00 cmp.w ip, #0 801421a: d001 beq.n 8014220 <__lshift+0xac> 801421c: f108 0602 add.w r6, r8, #2 8014220: 3e01 subs r6, #1 8014222: 4638 mov r0, r7 8014224: 612e str r6, [r5, #16] 8014226: 4621 mov r1, r4 8014228: f7ff fe05 bl 8013e36 <_Bfree> 801422c: 4628 mov r0, r5 801422e: e8bd 87f0 ldmia.w sp!, {r4, r5, r6, r7, r8, r9, sl, pc} 8014232: f842 0f04 str.w r0, [r2, #4]! 8014236: 3301 adds r3, #1 8014238: e7c1 b.n 80141be <__lshift+0x4a> 801423a: 3904 subs r1, #4 801423c: f853 2b04 ldr.w r2, [r3], #4 8014240: f841 2f04 str.w r2, [r1, #4]! 8014244: 4298 cmp r0, r3 8014246: d8f9 bhi.n 801423c <__lshift+0xc8> 8014248: e7ea b.n 8014220 <__lshift+0xac> 801424a: bf00 nop 801424c: 08018c49 .word 0x08018c49 8014250: 08018cb5 .word 0x08018cb5 08014254 <__mcmp>: 8014254: b530 push {r4, r5, lr} 8014256: 6902 ldr r2, [r0, #16] 8014258: 690c ldr r4, [r1, #16] 801425a: 1b12 subs r2, r2, r4 801425c: d10e bne.n 801427c <__mcmp+0x28> 801425e: f100 0314 add.w r3, r0, #20 8014262: 3114 adds r1, #20 8014264: eb03 0084 add.w r0, r3, r4, lsl #2 8014268: eb01 0184 add.w r1, r1, r4, lsl #2 801426c: f850 5d04 ldr.w r5, [r0, #-4]! 8014270: f851 4d04 ldr.w r4, [r1, #-4]! 8014274: 42a5 cmp r5, r4 8014276: d003 beq.n 8014280 <__mcmp+0x2c> 8014278: d305 bcc.n 8014286 <__mcmp+0x32> 801427a: 2201 movs r2, #1 801427c: 4610 mov r0, r2 801427e: bd30 pop {r4, r5, pc} 8014280: 4283 cmp r3, r0 8014282: d3f3 bcc.n 801426c <__mcmp+0x18> 8014284: e7fa b.n 801427c <__mcmp+0x28> 8014286: f04f 32ff mov.w r2, #4294967295 801428a: e7f7 b.n 801427c <__mcmp+0x28> 0801428c <__mdiff>: 801428c: e92d 4ff8 stmdb sp!, {r3, r4, r5, r6, r7, r8, r9, sl, fp, lr} 8014290: 460c mov r4, r1 8014292: 4606 mov r6, r0 8014294: 4611 mov r1, r2 8014296: 4620 mov r0, r4 8014298: 4690 mov r8, r2 801429a: f7ff ffdb bl 8014254 <__mcmp> 801429e: 1e05 subs r5, r0, #0 80142a0: d110 bne.n 80142c4 <__mdiff+0x38> 80142a2: 4629 mov r1, r5 80142a4: 4630 mov r0, r6 80142a6: f7ff fda1 bl 8013dec <_Balloc> 80142aa: b930 cbnz r0, 80142ba <__mdiff+0x2e> 80142ac: 4b3a ldr r3, [pc, #232] ; (8014398 <__mdiff+0x10c>) 80142ae: 4602 mov r2, r0 80142b0: f240 2132 movw r1, #562 ; 0x232 80142b4: 4839 ldr r0, [pc, #228] ; (801439c <__mdiff+0x110>) 80142b6: f000 fed7 bl 8015068 <__assert_func> 80142ba: 2301 movs r3, #1 80142bc: e9c0 3504 strd r3, r5, [r0, #16] 80142c0: e8bd 8ff8 ldmia.w sp!, {r3, r4, r5, r6, r7, r8, r9, sl, fp, pc} 80142c4: bfa4 itt ge 80142c6: 4643 movge r3, r8 80142c8: 46a0 movge r8, r4 80142ca: 4630 mov r0, r6 80142cc: f8d8 1004 ldr.w r1, [r8, #4] 80142d0: bfa6 itte ge 80142d2: 461c movge r4, r3 80142d4: 2500 movge r5, #0 80142d6: 2501 movlt r5, #1 80142d8: f7ff fd88 bl 8013dec <_Balloc> 80142dc: b920 cbnz r0, 80142e8 <__mdiff+0x5c> 80142de: 4b2e ldr r3, [pc, #184] ; (8014398 <__mdiff+0x10c>) 80142e0: 4602 mov r2, r0 80142e2: f44f 7110 mov.w r1, #576 ; 0x240 80142e6: e7e5 b.n 80142b4 <__mdiff+0x28> 80142e8: f8d8 7010 ldr.w r7, [r8, #16] 80142ec: 6926 ldr r6, [r4, #16] 80142ee: 60c5 str r5, [r0, #12] 80142f0: f104 0914 add.w r9, r4, #20 80142f4: f108 0514 add.w r5, r8, #20 80142f8: f100 0e14 add.w lr, r0, #20 80142fc: eb05 0c87 add.w ip, r5, r7, lsl #2 8014300: eb09 0686 add.w r6, r9, r6, lsl #2 8014304: f108 0210 add.w r2, r8, #16 8014308: 46f2 mov sl, lr 801430a: 2100 movs r1, #0 801430c: f859 3b04 ldr.w r3, [r9], #4 8014310: f852 bf04 ldr.w fp, [r2, #4]! 8014314: fa1f f883 uxth.w r8, r3 8014318: fa11 f18b uxtah r1, r1, fp 801431c: 0c1b lsrs r3, r3, #16 801431e: eba1 0808 sub.w r8, r1, r8 8014322: ebc3 431b rsb r3, r3, fp, lsr #16 8014326: eb03 4328 add.w r3, r3, r8, asr #16 801432a: fa1f f888 uxth.w r8, r8 801432e: 1419 asrs r1, r3, #16 8014330: 454e cmp r6, r9 8014332: ea48 4303 orr.w r3, r8, r3, lsl #16 8014336: f84a 3b04 str.w r3, [sl], #4 801433a: d8e7 bhi.n 801430c <__mdiff+0x80> 801433c: 1b33 subs r3, r6, r4 801433e: 3b15 subs r3, #21 8014340: f023 0303 bic.w r3, r3, #3 8014344: 3304 adds r3, #4 8014346: 3415 adds r4, #21 8014348: 42a6 cmp r6, r4 801434a: bf38 it cc 801434c: 2304 movcc r3, #4 801434e: 441d add r5, r3 8014350: 4473 add r3, lr 8014352: 469e mov lr, r3 8014354: 462e mov r6, r5 8014356: 4566 cmp r6, ip 8014358: d30e bcc.n 8014378 <__mdiff+0xec> 801435a: f10c 0203 add.w r2, ip, #3 801435e: 1b52 subs r2, r2, r5 8014360: f022 0203 bic.w r2, r2, #3 8014364: 3d03 subs r5, #3 8014366: 45ac cmp ip, r5 8014368: bf38 it cc 801436a: 2200 movcc r2, #0 801436c: 441a add r2, r3 801436e: f852 3d04 ldr.w r3, [r2, #-4]! 8014372: b17b cbz r3, 8014394 <__mdiff+0x108> 8014374: 6107 str r7, [r0, #16] 8014376: e7a3 b.n 80142c0 <__mdiff+0x34> 8014378: f856 8b04 ldr.w r8, [r6], #4 801437c: fa11 f288 uxtah r2, r1, r8 8014380: 1414 asrs r4, r2, #16 8014382: eb04 4418 add.w r4, r4, r8, lsr #16 8014386: b292 uxth r2, r2 8014388: ea42 4204 orr.w r2, r2, r4, lsl #16 801438c: f84e 2b04 str.w r2, [lr], #4 8014390: 1421 asrs r1, r4, #16 8014392: e7e0 b.n 8014356 <__mdiff+0xca> 8014394: 3f01 subs r7, #1 8014396: e7ea b.n 801436e <__mdiff+0xe2> 8014398: 08018c49 .word 0x08018c49 801439c: 08018cb5 .word 0x08018cb5 080143a0 <__d2b>: 80143a0: e92d 43f7 stmdb sp!, {r0, r1, r2, r4, r5, r6, r7, r8, r9, lr} 80143a4: 4689 mov r9, r1 80143a6: 2101 movs r1, #1 80143a8: ec57 6b10 vmov r6, r7, d0 80143ac: 4690 mov r8, r2 80143ae: f7ff fd1d bl 8013dec <_Balloc> 80143b2: 4604 mov r4, r0 80143b4: b930 cbnz r0, 80143c4 <__d2b+0x24> 80143b6: 4602 mov r2, r0 80143b8: 4b25 ldr r3, [pc, #148] ; (8014450 <__d2b+0xb0>) 80143ba: 4826 ldr r0, [pc, #152] ; (8014454 <__d2b+0xb4>) 80143bc: f240 310a movw r1, #778 ; 0x30a 80143c0: f000 fe52 bl 8015068 <__assert_func> 80143c4: f3c7 550a ubfx r5, r7, #20, #11 80143c8: f3c7 0313 ubfx r3, r7, #0, #20 80143cc: bb35 cbnz r5, 801441c <__d2b+0x7c> 80143ce: 2e00 cmp r6, #0 80143d0: 9301 str r3, [sp, #4] 80143d2: d028 beq.n 8014426 <__d2b+0x86> 80143d4: 4668 mov r0, sp 80143d6: 9600 str r6, [sp, #0] 80143d8: f7ff fd9c bl 8013f14 <__lo0bits> 80143dc: 9900 ldr r1, [sp, #0] 80143de: b300 cbz r0, 8014422 <__d2b+0x82> 80143e0: 9a01 ldr r2, [sp, #4] 80143e2: f1c0 0320 rsb r3, r0, #32 80143e6: fa02 f303 lsl.w r3, r2, r3 80143ea: 430b orrs r3, r1 80143ec: 40c2 lsrs r2, r0 80143ee: 6163 str r3, [r4, #20] 80143f0: 9201 str r2, [sp, #4] 80143f2: 9b01 ldr r3, [sp, #4] 80143f4: 61a3 str r3, [r4, #24] 80143f6: 2b00 cmp r3, #0 80143f8: bf14 ite ne 80143fa: 2202 movne r2, #2 80143fc: 2201 moveq r2, #1 80143fe: 6122 str r2, [r4, #16] 8014400: b1d5 cbz r5, 8014438 <__d2b+0x98> 8014402: f2a5 4533 subw r5, r5, #1075 ; 0x433 8014406: 4405 add r5, r0 8014408: f8c9 5000 str.w r5, [r9] 801440c: f1c0 0035 rsb r0, r0, #53 ; 0x35 8014410: f8c8 0000 str.w r0, [r8] 8014414: 4620 mov r0, r4 8014416: b003 add sp, #12 8014418: e8bd 83f0 ldmia.w sp!, {r4, r5, r6, r7, r8, r9, pc} 801441c: f443 1380 orr.w r3, r3, #1048576 ; 0x100000 8014420: e7d5 b.n 80143ce <__d2b+0x2e> 8014422: 6161 str r1, [r4, #20] 8014424: e7e5 b.n 80143f2 <__d2b+0x52> 8014426: a801 add r0, sp, #4 8014428: f7ff fd74 bl 8013f14 <__lo0bits> 801442c: 9b01 ldr r3, [sp, #4] 801442e: 6163 str r3, [r4, #20] 8014430: 2201 movs r2, #1 8014432: 6122 str r2, [r4, #16] 8014434: 3020 adds r0, #32 8014436: e7e3 b.n 8014400 <__d2b+0x60> 8014438: eb04 0382 add.w r3, r4, r2, lsl #2 801443c: f2a0 4032 subw r0, r0, #1074 ; 0x432 8014440: f8c9 0000 str.w r0, [r9] 8014444: 6918 ldr r0, [r3, #16] 8014446: f7ff fd45 bl 8013ed4 <__hi0bits> 801444a: ebc0 1042 rsb r0, r0, r2, lsl #5 801444e: e7df b.n 8014410 <__d2b+0x70> 8014450: 08018c49 .word 0x08018c49 8014454: 08018cb5 .word 0x08018cb5 08014458 : 8014458: b570 push {r4, r5, r6, lr} 801445a: 2100 movs r1, #0 801445c: ec55 4b10 vmov r4, r5, d0 8014460: 6001 str r1, [r0, #0] 8014462: 4916 ldr r1, [pc, #88] ; (80144bc ) 8014464: f025 4200 bic.w r2, r5, #2147483648 ; 0x80000000 8014468: 428a cmp r2, r1 801446a: 4606 mov r6, r0 801446c: 462b mov r3, r5 801446e: dc22 bgt.n 80144b6 8014470: ee10 1a10 vmov r1, s0 8014474: 4311 orrs r1, r2 8014476: d01e beq.n 80144b6 8014478: 4911 ldr r1, [pc, #68] ; (80144c0 ) 801447a: 4029 ands r1, r5 801447c: b969 cbnz r1, 801449a 801447e: 4b11 ldr r3, [pc, #68] ; (80144c4 ) 8014480: 2200 movs r2, #0 8014482: ee10 0a10 vmov r0, s0 8014486: 4629 mov r1, r5 8014488: f7ec f8c6 bl 8000618 <__aeabi_dmul> 801448c: 460b mov r3, r1 801448e: f021 4200 bic.w r2, r1, #2147483648 ; 0x80000000 8014492: f06f 0135 mvn.w r1, #53 ; 0x35 8014496: 4604 mov r4, r0 8014498: 6031 str r1, [r6, #0] 801449a: 6831 ldr r1, [r6, #0] 801449c: 1512 asrs r2, r2, #20 801449e: f023 43ff bic.w r3, r3, #2139095040 ; 0x7f800000 80144a2: f2a2 32fe subw r2, r2, #1022 ; 0x3fe 80144a6: f423 03e0 bic.w r3, r3, #7340032 ; 0x700000 80144aa: 440a add r2, r1 80144ac: f043 557f orr.w r5, r3, #1069547520 ; 0x3fc00000 80144b0: 6032 str r2, [r6, #0] 80144b2: f445 1500 orr.w r5, r5, #2097152 ; 0x200000 80144b6: ec45 4b10 vmov d0, r4, r5 80144ba: bd70 pop {r4, r5, r6, pc} 80144bc: 7fefffff .word 0x7fefffff 80144c0: 7ff00000 .word 0x7ff00000 80144c4: 43500000 .word 0x43500000 080144c8 <_sbrk_r>: 80144c8: b538 push {r3, r4, r5, lr} 80144ca: 4d06 ldr r5, [pc, #24] ; (80144e4 <_sbrk_r+0x1c>) 80144cc: 2300 movs r3, #0 80144ce: 4604 mov r4, r0 80144d0: 4608 mov r0, r1 80144d2: 602b str r3, [r5, #0] 80144d4: f001 fb40 bl 8015b58 <_sbrk> 80144d8: 1c43 adds r3, r0, #1 80144da: d102 bne.n 80144e2 <_sbrk_r+0x1a> 80144dc: 682b ldr r3, [r5, #0] 80144de: b103 cbz r3, 80144e2 <_sbrk_r+0x1a> 80144e0: 6023 str r3, [r4, #0] 80144e2: bd38 pop {r3, r4, r5, pc} 80144e4: 20009b9c .word 0x20009b9c 080144e8 <__sread>: 80144e8: b510 push {r4, lr} 80144ea: 460c mov r4, r1 80144ec: f9b1 100e ldrsh.w r1, [r1, #14] 80144f0: f001 f88a bl 8015608 <_read_r> 80144f4: 2800 cmp r0, #0 80144f6: bfab itete ge 80144f8: 6d23 ldrge r3, [r4, #80] ; 0x50 80144fa: 89a3 ldrhlt r3, [r4, #12] 80144fc: 181b addge r3, r3, r0 80144fe: f423 5380 biclt.w r3, r3, #4096 ; 0x1000 8014502: bfac ite ge 8014504: 6523 strge r3, [r4, #80] ; 0x50 8014506: 81a3 strhlt r3, [r4, #12] 8014508: bd10 pop {r4, pc} 0801450a <__swrite>: 801450a: e92d 41f0 stmdb sp!, {r4, r5, r6, r7, r8, lr} 801450e: 461f mov r7, r3 8014510: 898b ldrh r3, [r1, #12] 8014512: 05db lsls r3, r3, #23 8014514: 4605 mov r5, r0 8014516: 460c mov r4, r1 8014518: 4616 mov r6, r2 801451a: d505 bpl.n 8014528 <__swrite+0x1e> 801451c: f9b1 100e ldrsh.w r1, [r1, #14] 8014520: 2302 movs r3, #2 8014522: 2200 movs r2, #0 8014524: f001 f84c bl 80155c0 <_lseek_r> 8014528: 89a3 ldrh r3, [r4, #12] 801452a: f9b4 100e ldrsh.w r1, [r4, #14] 801452e: f423 5380 bic.w r3, r3, #4096 ; 0x1000 8014532: 81a3 strh r3, [r4, #12] 8014534: 4632 mov r2, r6 8014536: 463b mov r3, r7 8014538: 4628 mov r0, r5 801453a: e8bd 41f0 ldmia.w sp!, {r4, r5, r6, r7, r8, lr} 801453e: f000 bd3f b.w 8014fc0 <_write_r> 08014542 <__sseek>: 8014542: b510 push {r4, lr} 8014544: 460c mov r4, r1 8014546: f9b1 100e ldrsh.w r1, [r1, #14] 801454a: f001 f839 bl 80155c0 <_lseek_r> 801454e: 1c43 adds r3, r0, #1 8014550: 89a3 ldrh r3, [r4, #12] 8014552: bf15 itete ne 8014554: 6520 strne r0, [r4, #80] ; 0x50 8014556: f423 5380 biceq.w r3, r3, #4096 ; 0x1000 801455a: f443 5380 orrne.w r3, r3, #4096 ; 0x1000 801455e: 81a3 strheq r3, [r4, #12] 8014560: bf18 it ne 8014562: 81a3 strhne r3, [r4, #12] 8014564: bd10 pop {r4, pc} 08014566 <__sclose>: 8014566: f9b1 100e ldrsh.w r1, [r1, #14] 801456a: f000 bdd1 b.w 8015110 <_close_r> 0801456e : 801456e: b510 push {r4, lr} 8014570: 3901 subs r1, #1 8014572: 4603 mov r3, r0 8014574: b132 cbz r2, 8014584 8014576: f811 4f01 ldrb.w r4, [r1, #1]! 801457a: f803 4b01 strb.w r4, [r3], #1 801457e: 3a01 subs r2, #1 8014580: 2c00 cmp r4, #0 8014582: d1f7 bne.n 8014574 8014584: 441a add r2, r3 8014586: 2100 movs r1, #0 8014588: 4293 cmp r3, r2 801458a: d100 bne.n 801458e 801458c: bd10 pop {r4, pc} 801458e: f803 1b01 strb.w r1, [r3], #1 8014592: e7f9 b.n 8014588 08014594 : 8014594: 2808 cmp r0, #8 8014596: b508 push {r3, lr} 8014598: d006 beq.n 80145a8 801459a: f7fe fefb bl 8013394 <__errno> 801459e: 2316 movs r3, #22 80145a0: 6003 str r3, [r0, #0] 80145a2: f04f 30ff mov.w r0, #4294967295 80145a6: bd08 pop {r3, pc} 80145a8: f44f 5080 mov.w r0, #4096 ; 0x1000 80145ac: e7fb b.n 80145a6 080145ae <__sprint_r>: 80145ae: e92d 4ff8 stmdb sp!, {r3, r4, r5, r6, r7, r8, r9, sl, fp, lr} 80145b2: 6893 ldr r3, [r2, #8] 80145b4: 4680 mov r8, r0 80145b6: 460f mov r7, r1 80145b8: 4614 mov r4, r2 80145ba: b91b cbnz r3, 80145c4 <__sprint_r+0x16> 80145bc: 6053 str r3, [r2, #4] 80145be: 4618 mov r0, r3 80145c0: e8bd 8ff8 ldmia.w sp!, {r3, r4, r5, r6, r7, r8, r9, sl, fp, pc} 80145c4: 6e4b ldr r3, [r1, #100] ; 0x64 80145c6: 049d lsls r5, r3, #18 80145c8: d520 bpl.n 801460c <__sprint_r+0x5e> 80145ca: 6815 ldr r5, [r2, #0] 80145cc: 3508 adds r5, #8 80145ce: e955 b602 ldrd fp, r6, [r5, #-8] 80145d2: f04f 0900 mov.w r9, #0 80145d6: ea4f 0a96 mov.w sl, r6, lsr #2 80145da: 45ca cmp sl, r9 80145dc: dc0b bgt.n 80145f6 <__sprint_r+0x48> 80145de: 68a3 ldr r3, [r4, #8] 80145e0: f026 0003 bic.w r0, r6, #3 80145e4: 1a18 subs r0, r3, r0 80145e6: 60a0 str r0, [r4, #8] 80145e8: 3508 adds r5, #8 80145ea: 2800 cmp r0, #0 80145ec: d1ef bne.n 80145ce <__sprint_r+0x20> 80145ee: 2300 movs r3, #0 80145f0: e9c4 3301 strd r3, r3, [r4, #4] 80145f4: e7e4 b.n 80145c0 <__sprint_r+0x12> 80145f6: f85b 1029 ldr.w r1, [fp, r9, lsl #2] 80145fa: 463a mov r2, r7 80145fc: 4640 mov r0, r8 80145fe: f000 fe42 bl 8015286 <_fputwc_r> 8014602: 1c43 adds r3, r0, #1 8014604: d0f3 beq.n 80145ee <__sprint_r+0x40> 8014606: f109 0901 add.w r9, r9, #1 801460a: e7e6 b.n 80145da <__sprint_r+0x2c> 801460c: f000 fe78 bl 8015300 <__sfvwrite_r> 8014610: e7ed b.n 80145ee <__sprint_r+0x40> ... 08014614 <_vfiprintf_r>: 8014614: e92d 4ff0 stmdb sp!, {r4, r5, r6, r7, r8, r9, sl, fp, lr} 8014618: ed2d 8b02 vpush {d8} 801461c: b0b9 sub sp, #228 ; 0xe4 801461e: 460f mov r7, r1 8014620: 9201 str r2, [sp, #4] 8014622: 461d mov r5, r3 8014624: 461c mov r4, r3 8014626: 4681 mov r9, r0 8014628: b118 cbz r0, 8014632 <_vfiprintf_r+0x1e> 801462a: 6b83 ldr r3, [r0, #56] ; 0x38 801462c: b90b cbnz r3, 8014632 <_vfiprintf_r+0x1e> 801462e: f7fe ffb1 bl 8013594 <__sinit> 8014632: 6e7b ldr r3, [r7, #100] ; 0x64 8014634: 07d8 lsls r0, r3, #31 8014636: d405 bmi.n 8014644 <_vfiprintf_r+0x30> 8014638: 89bb ldrh r3, [r7, #12] 801463a: 0599 lsls r1, r3, #22 801463c: d402 bmi.n 8014644 <_vfiprintf_r+0x30> 801463e: 6db8 ldr r0, [r7, #88] ; 0x58 8014640: f7ff f91e bl 8013880 <__retarget_lock_acquire_recursive> 8014644: f9b7 300c ldrsh.w r3, [r7, #12] 8014648: 049a lsls r2, r3, #18 801464a: d406 bmi.n 801465a <_vfiprintf_r+0x46> 801464c: f443 5300 orr.w r3, r3, #8192 ; 0x2000 8014650: 81bb strh r3, [r7, #12] 8014652: 6e7b ldr r3, [r7, #100] ; 0x64 8014654: f423 5300 bic.w r3, r3, #8192 ; 0x2000 8014658: 667b str r3, [r7, #100] ; 0x64 801465a: 89bb ldrh r3, [r7, #12] 801465c: 071e lsls r6, r3, #28 801465e: d501 bpl.n 8014664 <_vfiprintf_r+0x50> 8014660: 693b ldr r3, [r7, #16] 8014662: b9bb cbnz r3, 8014694 <_vfiprintf_r+0x80> 8014664: 4639 mov r1, r7 8014666: 4648 mov r0, r9 8014668: f7fd ffc8 bl 80125fc <__swsetup_r> 801466c: b190 cbz r0, 8014694 <_vfiprintf_r+0x80> 801466e: 6e7b ldr r3, [r7, #100] ; 0x64 8014670: 07d8 lsls r0, r3, #31 8014672: d508 bpl.n 8014686 <_vfiprintf_r+0x72> 8014674: f04f 33ff mov.w r3, #4294967295 8014678: 9302 str r3, [sp, #8] 801467a: 9802 ldr r0, [sp, #8] 801467c: b039 add sp, #228 ; 0xe4 801467e: ecbd 8b02 vpop {d8} 8014682: e8bd 8ff0 ldmia.w sp!, {r4, r5, r6, r7, r8, r9, sl, fp, pc} 8014686: 89bb ldrh r3, [r7, #12] 8014688: 0599 lsls r1, r3, #22 801468a: d4f3 bmi.n 8014674 <_vfiprintf_r+0x60> 801468c: 6db8 ldr r0, [r7, #88] ; 0x58 801468e: f7ff f8f8 bl 8013882 <__retarget_lock_release_recursive> 8014692: e7ef b.n 8014674 <_vfiprintf_r+0x60> 8014694: 89bb ldrh r3, [r7, #12] 8014696: f003 021a and.w r2, r3, #26 801469a: 2a0a cmp r2, #10 801469c: d116 bne.n 80146cc <_vfiprintf_r+0xb8> 801469e: f9b7 200e ldrsh.w r2, [r7, #14] 80146a2: 2a00 cmp r2, #0 80146a4: db12 blt.n 80146cc <_vfiprintf_r+0xb8> 80146a6: 6e7a ldr r2, [r7, #100] ; 0x64 80146a8: 07d2 lsls r2, r2, #31 80146aa: d404 bmi.n 80146b6 <_vfiprintf_r+0xa2> 80146ac: 059e lsls r6, r3, #22 80146ae: d402 bmi.n 80146b6 <_vfiprintf_r+0xa2> 80146b0: 6db8 ldr r0, [r7, #88] ; 0x58 80146b2: f7ff f8e6 bl 8013882 <__retarget_lock_release_recursive> 80146b6: 9a01 ldr r2, [sp, #4] 80146b8: 462b mov r3, r5 80146ba: 4639 mov r1, r7 80146bc: 4648 mov r0, r9 80146be: b039 add sp, #228 ; 0xe4 80146c0: ecbd 8b02 vpop {d8} 80146c4: e8bd 4ff0 ldmia.w sp!, {r4, r5, r6, r7, r8, r9, sl, fp, lr} 80146c8: f000 bc3a b.w 8014f40 <__sbprintf> 80146cc: 2300 movs r3, #0 80146ce: e9cd 330d strd r3, r3, [sp, #52] ; 0x34 80146d2: e9cd 3305 strd r3, r3, [sp, #20] 80146d6: ae0f add r6, sp, #60 ; 0x3c 80146d8: ee08 3a10 vmov s16, r3 80146dc: 960c str r6, [sp, #48] ; 0x30 80146de: 9307 str r3, [sp, #28] 80146e0: 9302 str r3, [sp, #8] 80146e2: 9b01 ldr r3, [sp, #4] 80146e4: 461d mov r5, r3 80146e6: f813 2b01 ldrb.w r2, [r3], #1 80146ea: b10a cbz r2, 80146f0 <_vfiprintf_r+0xdc> 80146ec: 2a25 cmp r2, #37 ; 0x25 80146ee: d1f9 bne.n 80146e4 <_vfiprintf_r+0xd0> 80146f0: 9b01 ldr r3, [sp, #4] 80146f2: ebb5 0803 subs.w r8, r5, r3 80146f6: d00d beq.n 8014714 <_vfiprintf_r+0x100> 80146f8: e9c6 3800 strd r3, r8, [r6] 80146fc: 9b0e ldr r3, [sp, #56] ; 0x38 80146fe: 4443 add r3, r8 8014700: 930e str r3, [sp, #56] ; 0x38 8014702: 9b0d ldr r3, [sp, #52] ; 0x34 8014704: 3301 adds r3, #1 8014706: 2b07 cmp r3, #7 8014708: 930d str r3, [sp, #52] ; 0x34 801470a: dc75 bgt.n 80147f8 <_vfiprintf_r+0x1e4> 801470c: 3608 adds r6, #8 801470e: 9b02 ldr r3, [sp, #8] 8014710: 4443 add r3, r8 8014712: 9302 str r3, [sp, #8] 8014714: 782b ldrb r3, [r5, #0] 8014716: 2b00 cmp r3, #0 8014718: f000 83d6 beq.w 8014ec8 <_vfiprintf_r+0x8b4> 801471c: 2300 movs r3, #0 801471e: f04f 31ff mov.w r1, #4294967295 8014722: 1c6a adds r2, r5, #1 8014724: f88d 302b strb.w r3, [sp, #43] ; 0x2b 8014728: 9100 str r1, [sp, #0] 801472a: 9303 str r3, [sp, #12] 801472c: 469a mov sl, r3 801472e: f812 3b01 ldrb.w r3, [r2], #1 8014732: 9201 str r2, [sp, #4] 8014734: f1a3 0220 sub.w r2, r3, #32 8014738: 2a5a cmp r2, #90 ; 0x5a 801473a: f200 831f bhi.w 8014d7c <_vfiprintf_r+0x768> 801473e: e8df f012 tbh [pc, r2, lsl #1] 8014742: 009b .short 0x009b 8014744: 031d031d .word 0x031d031d 8014748: 031d00a3 .word 0x031d00a3 801474c: 031d031d .word 0x031d031d 8014750: 031d0082 .word 0x031d0082 8014754: 00a6031d .word 0x00a6031d 8014758: 031d00b0 .word 0x031d00b0 801475c: 00b200ad .word 0x00b200ad 8014760: 00cd031d .word 0x00cd031d 8014764: 00d000d0 .word 0x00d000d0 8014768: 00d000d0 .word 0x00d000d0 801476c: 00d000d0 .word 0x00d000d0 8014770: 00d000d0 .word 0x00d000d0 8014774: 031d00d0 .word 0x031d00d0 8014778: 031d031d .word 0x031d031d 801477c: 031d031d .word 0x031d031d 8014780: 031d031d .word 0x031d031d 8014784: 031d031d .word 0x031d031d 8014788: 010800fa .word 0x010800fa 801478c: 031d031d .word 0x031d031d 8014790: 031d031d .word 0x031d031d 8014794: 031d031d .word 0x031d031d 8014798: 031d031d .word 0x031d031d 801479c: 031d031d .word 0x031d031d 80147a0: 031d0158 .word 0x031d0158 80147a4: 031d031d .word 0x031d031d 80147a8: 031d01a1 .word 0x031d01a1 80147ac: 031d027e .word 0x031d027e 80147b0: 029e031d .word 0x029e031d 80147b4: 031d031d .word 0x031d031d 80147b8: 031d031d .word 0x031d031d 80147bc: 031d031d .word 0x031d031d 80147c0: 031d031d .word 0x031d031d 80147c4: 031d031d .word 0x031d031d 80147c8: 010a00fa .word 0x010a00fa 80147cc: 031d031d .word 0x031d031d 80147d0: 00e0031d .word 0x00e0031d 80147d4: 00f4010a .word 0x00f4010a 80147d8: 00ed031d .word 0x00ed031d 80147dc: 0136031d .word 0x0136031d 80147e0: 018f015a .word 0x018f015a 80147e4: 031d00f4 .word 0x031d00f4 80147e8: 009901a1 .word 0x009901a1 80147ec: 031d0280 .word 0x031d0280 80147f0: 0065031d .word 0x0065031d 80147f4: 0099031d .word 0x0099031d 80147f8: aa0c add r2, sp, #48 ; 0x30 80147fa: 4639 mov r1, r7 80147fc: 4648 mov r0, r9 80147fe: f7ff fed6 bl 80145ae <__sprint_r> 8014802: 2800 cmp r0, #0 8014804: f040 833f bne.w 8014e86 <_vfiprintf_r+0x872> 8014808: ae0f add r6, sp, #60 ; 0x3c 801480a: e780 b.n 801470e <_vfiprintf_r+0xfa> 801480c: 4a9c ldr r2, [pc, #624] ; (8014a80 <_vfiprintf_r+0x46c>) 801480e: 9205 str r2, [sp, #20] 8014810: f01a 0220 ands.w r2, sl, #32 8014814: f000 8235 beq.w 8014c82 <_vfiprintf_r+0x66e> 8014818: 3407 adds r4, #7 801481a: f024 0207 bic.w r2, r4, #7 801481e: 4693 mov fp, r2 8014820: 6855 ldr r5, [r2, #4] 8014822: f85b 4b08 ldr.w r4, [fp], #8 8014826: f01a 0f01 tst.w sl, #1 801482a: d009 beq.n 8014840 <_vfiprintf_r+0x22c> 801482c: ea54 0205 orrs.w r2, r4, r5 8014830: bf1f itttt ne 8014832: 2230 movne r2, #48 ; 0x30 8014834: f88d 202c strbne.w r2, [sp, #44] ; 0x2c 8014838: f88d 302d strbne.w r3, [sp, #45] ; 0x2d 801483c: f04a 0a02 orrne.w sl, sl, #2 8014840: f42a 6a80 bic.w sl, sl, #1024 ; 0x400 8014844: e11a b.n 8014a7c <_vfiprintf_r+0x468> 8014846: 4648 mov r0, r9 8014848: f7ff f814 bl 8013874 <_localeconv_r> 801484c: 6843 ldr r3, [r0, #4] 801484e: 4618 mov r0, r3 8014850: ee08 3a10 vmov s16, r3 8014854: f7eb fccc bl 80001f0 8014858: 9007 str r0, [sp, #28] 801485a: 4648 mov r0, r9 801485c: f7ff f80a bl 8013874 <_localeconv_r> 8014860: 6883 ldr r3, [r0, #8] 8014862: 9306 str r3, [sp, #24] 8014864: 9b07 ldr r3, [sp, #28] 8014866: b12b cbz r3, 8014874 <_vfiprintf_r+0x260> 8014868: 9b06 ldr r3, [sp, #24] 801486a: b11b cbz r3, 8014874 <_vfiprintf_r+0x260> 801486c: 781b ldrb r3, [r3, #0] 801486e: b10b cbz r3, 8014874 <_vfiprintf_r+0x260> 8014870: f44a 6a80 orr.w sl, sl, #1024 ; 0x400 8014874: 9a01 ldr r2, [sp, #4] 8014876: e75a b.n 801472e <_vfiprintf_r+0x11a> 8014878: f89d 302b ldrb.w r3, [sp, #43] ; 0x2b 801487c: 2b00 cmp r3, #0 801487e: d1f9 bne.n 8014874 <_vfiprintf_r+0x260> 8014880: 2320 movs r3, #32 8014882: f88d 302b strb.w r3, [sp, #43] ; 0x2b 8014886: e7f5 b.n 8014874 <_vfiprintf_r+0x260> 8014888: f04a 0a01 orr.w sl, sl, #1 801488c: e7f2 b.n 8014874 <_vfiprintf_r+0x260> 801488e: f854 3b04 ldr.w r3, [r4], #4 8014892: 9303 str r3, [sp, #12] 8014894: 2b00 cmp r3, #0 8014896: daed bge.n 8014874 <_vfiprintf_r+0x260> 8014898: 425b negs r3, r3 801489a: 9303 str r3, [sp, #12] 801489c: f04a 0a04 orr.w sl, sl, #4 80148a0: e7e8 b.n 8014874 <_vfiprintf_r+0x260> 80148a2: 232b movs r3, #43 ; 0x2b 80148a4: e7ed b.n 8014882 <_vfiprintf_r+0x26e> 80148a6: 9a01 ldr r2, [sp, #4] 80148a8: f812 3b01 ldrb.w r3, [r2], #1 80148ac: 2b2a cmp r3, #42 ; 0x2a 80148ae: d112 bne.n 80148d6 <_vfiprintf_r+0x2c2> 80148b0: f854 0b04 ldr.w r0, [r4], #4 80148b4: ea40 73e0 orr.w r3, r0, r0, asr #31 80148b8: e9cd 3200 strd r3, r2, [sp] 80148bc: e7da b.n 8014874 <_vfiprintf_r+0x260> 80148be: 9b00 ldr r3, [sp, #0] 80148c0: 200a movs r0, #10 80148c2: fb00 1303 mla r3, r0, r3, r1 80148c6: 9300 str r3, [sp, #0] 80148c8: f812 3b01 ldrb.w r3, [r2], #1 80148cc: f1a3 0130 sub.w r1, r3, #48 ; 0x30 80148d0: 2909 cmp r1, #9 80148d2: d9f4 bls.n 80148be <_vfiprintf_r+0x2aa> 80148d4: e72d b.n 8014732 <_vfiprintf_r+0x11e> 80148d6: 2100 movs r1, #0 80148d8: 9100 str r1, [sp, #0] 80148da: e7f7 b.n 80148cc <_vfiprintf_r+0x2b8> 80148dc: f04a 0a80 orr.w sl, sl, #128 ; 0x80 80148e0: e7c8 b.n 8014874 <_vfiprintf_r+0x260> 80148e2: 2100 movs r1, #0 80148e4: 9a01 ldr r2, [sp, #4] 80148e6: 9103 str r1, [sp, #12] 80148e8: 9903 ldr r1, [sp, #12] 80148ea: 3b30 subs r3, #48 ; 0x30 80148ec: 200a movs r0, #10 80148ee: fb00 3301 mla r3, r0, r1, r3 80148f2: 9303 str r3, [sp, #12] 80148f4: f812 3b01 ldrb.w r3, [r2], #1 80148f8: f1a3 0130 sub.w r1, r3, #48 ; 0x30 80148fc: 2909 cmp r1, #9 80148fe: d9f3 bls.n 80148e8 <_vfiprintf_r+0x2d4> 8014900: e717 b.n 8014732 <_vfiprintf_r+0x11e> 8014902: 9b01 ldr r3, [sp, #4] 8014904: 781b ldrb r3, [r3, #0] 8014906: 2b68 cmp r3, #104 ; 0x68 8014908: bf01 itttt eq 801490a: 9b01 ldreq r3, [sp, #4] 801490c: 3301 addeq r3, #1 801490e: 9301 streq r3, [sp, #4] 8014910: f44a 7a00 orreq.w sl, sl, #512 ; 0x200 8014914: bf18 it ne 8014916: f04a 0a40 orrne.w sl, sl, #64 ; 0x40 801491a: e7ab b.n 8014874 <_vfiprintf_r+0x260> 801491c: 9b01 ldr r3, [sp, #4] 801491e: 781b ldrb r3, [r3, #0] 8014920: 2b6c cmp r3, #108 ; 0x6c 8014922: d105 bne.n 8014930 <_vfiprintf_r+0x31c> 8014924: 9b01 ldr r3, [sp, #4] 8014926: 3301 adds r3, #1 8014928: 9301 str r3, [sp, #4] 801492a: f04a 0a20 orr.w sl, sl, #32 801492e: e7a1 b.n 8014874 <_vfiprintf_r+0x260> 8014930: f04a 0a10 orr.w sl, sl, #16 8014934: e79e b.n 8014874 <_vfiprintf_r+0x260> 8014936: 46a3 mov fp, r4 8014938: 2100 movs r1, #0 801493a: f85b 3b04 ldr.w r3, [fp], #4 801493e: f88d 307c strb.w r3, [sp, #124] ; 0x7c 8014942: f88d 102b strb.w r1, [sp, #43] ; 0x2b 8014946: 2301 movs r3, #1 8014948: 9300 str r3, [sp, #0] 801494a: 460d mov r5, r1 801494c: f10d 087c add.w r8, sp, #124 ; 0x7c 8014950: e0ad b.n 8014aae <_vfiprintf_r+0x49a> 8014952: f04a 0a10 orr.w sl, sl, #16 8014956: f01a 0f20 tst.w sl, #32 801495a: d011 beq.n 8014980 <_vfiprintf_r+0x36c> 801495c: 3407 adds r4, #7 801495e: f024 0307 bic.w r3, r4, #7 8014962: 469b mov fp, r3 8014964: 685d ldr r5, [r3, #4] 8014966: f85b 4b08 ldr.w r4, [fp], #8 801496a: 2d00 cmp r5, #0 801496c: da06 bge.n 801497c <_vfiprintf_r+0x368> 801496e: 4264 negs r4, r4 8014970: f04f 032d mov.w r3, #45 ; 0x2d 8014974: eb65 0545 sbc.w r5, r5, r5, lsl #1 8014978: f88d 302b strb.w r3, [sp, #43] ; 0x2b 801497c: 2301 movs r3, #1 801497e: e04a b.n 8014a16 <_vfiprintf_r+0x402> 8014980: 46a3 mov fp, r4 8014982: f01a 0f10 tst.w sl, #16 8014986: f85b 5b04 ldr.w r5, [fp], #4 801498a: d002 beq.n 8014992 <_vfiprintf_r+0x37e> 801498c: 462c mov r4, r5 801498e: 17ed asrs r5, r5, #31 8014990: e7eb b.n 801496a <_vfiprintf_r+0x356> 8014992: f01a 0f40 tst.w sl, #64 ; 0x40 8014996: d003 beq.n 80149a0 <_vfiprintf_r+0x38c> 8014998: b22c sxth r4, r5 801499a: f345 35c0 sbfx r5, r5, #15, #1 801499e: e7e4 b.n 801496a <_vfiprintf_r+0x356> 80149a0: f41a 7f00 tst.w sl, #512 ; 0x200 80149a4: d0f2 beq.n 801498c <_vfiprintf_r+0x378> 80149a6: b26c sxtb r4, r5 80149a8: f345 15c0 sbfx r5, r5, #7, #1 80149ac: e7dd b.n 801496a <_vfiprintf_r+0x356> 80149ae: f01a 0f20 tst.w sl, #32 80149b2: f104 0b04 add.w fp, r4, #4 80149b6: d007 beq.n 80149c8 <_vfiprintf_r+0x3b4> 80149b8: 9a02 ldr r2, [sp, #8] 80149ba: 6823 ldr r3, [r4, #0] 80149bc: 9902 ldr r1, [sp, #8] 80149be: 17d2 asrs r2, r2, #31 80149c0: e9c3 1200 strd r1, r2, [r3] 80149c4: 465c mov r4, fp 80149c6: e68c b.n 80146e2 <_vfiprintf_r+0xce> 80149c8: f01a 0f10 tst.w sl, #16 80149cc: d003 beq.n 80149d6 <_vfiprintf_r+0x3c2> 80149ce: 6823 ldr r3, [r4, #0] 80149d0: 9a02 ldr r2, [sp, #8] 80149d2: 601a str r2, [r3, #0] 80149d4: e7f6 b.n 80149c4 <_vfiprintf_r+0x3b0> 80149d6: f01a 0f40 tst.w sl, #64 ; 0x40 80149da: d003 beq.n 80149e4 <_vfiprintf_r+0x3d0> 80149dc: 6823 ldr r3, [r4, #0] 80149de: 9a02 ldr r2, [sp, #8] 80149e0: 801a strh r2, [r3, #0] 80149e2: e7ef b.n 80149c4 <_vfiprintf_r+0x3b0> 80149e4: f41a 7f00 tst.w sl, #512 ; 0x200 80149e8: d0f1 beq.n 80149ce <_vfiprintf_r+0x3ba> 80149ea: 6823 ldr r3, [r4, #0] 80149ec: 9a02 ldr r2, [sp, #8] 80149ee: 701a strb r2, [r3, #0] 80149f0: e7e8 b.n 80149c4 <_vfiprintf_r+0x3b0> 80149f2: f04a 0a10 orr.w sl, sl, #16 80149f6: f01a 0320 ands.w r3, sl, #32 80149fa: d01f beq.n 8014a3c <_vfiprintf_r+0x428> 80149fc: 3407 adds r4, #7 80149fe: f024 0307 bic.w r3, r4, #7 8014a02: 469b mov fp, r3 8014a04: 685d ldr r5, [r3, #4] 8014a06: f85b 4b08 ldr.w r4, [fp], #8 8014a0a: f42a 6a80 bic.w sl, sl, #1024 ; 0x400 8014a0e: 2300 movs r3, #0 8014a10: 2200 movs r2, #0 8014a12: f88d 202b strb.w r2, [sp, #43] ; 0x2b 8014a16: 9a00 ldr r2, [sp, #0] 8014a18: 3201 adds r2, #1 8014a1a: f000 8262 beq.w 8014ee2 <_vfiprintf_r+0x8ce> 8014a1e: f02a 0280 bic.w r2, sl, #128 ; 0x80 8014a22: 9204 str r2, [sp, #16] 8014a24: ea54 0205 orrs.w r2, r4, r5 8014a28: f040 8261 bne.w 8014eee <_vfiprintf_r+0x8da> 8014a2c: 9a00 ldr r2, [sp, #0] 8014a2e: 2a00 cmp r2, #0 8014a30: f000 8199 beq.w 8014d66 <_vfiprintf_r+0x752> 8014a34: 2b01 cmp r3, #1 8014a36: f040 825d bne.w 8014ef4 <_vfiprintf_r+0x8e0> 8014a3a: e139 b.n 8014cb0 <_vfiprintf_r+0x69c> 8014a3c: 46a3 mov fp, r4 8014a3e: f01a 0510 ands.w r5, sl, #16 8014a42: f85b 4b04 ldr.w r4, [fp], #4 8014a46: d001 beq.n 8014a4c <_vfiprintf_r+0x438> 8014a48: 461d mov r5, r3 8014a4a: e7de b.n 8014a0a <_vfiprintf_r+0x3f6> 8014a4c: f01a 0340 ands.w r3, sl, #64 ; 0x40 8014a50: d001 beq.n 8014a56 <_vfiprintf_r+0x442> 8014a52: b2a4 uxth r4, r4 8014a54: e7d9 b.n 8014a0a <_vfiprintf_r+0x3f6> 8014a56: f41a 7500 ands.w r5, sl, #512 ; 0x200 8014a5a: d0d6 beq.n 8014a0a <_vfiprintf_r+0x3f6> 8014a5c: b2e4 uxtb r4, r4 8014a5e: e7f3 b.n 8014a48 <_vfiprintf_r+0x434> 8014a60: 2330 movs r3, #48 ; 0x30 8014a62: 46a3 mov fp, r4 8014a64: f88d 302c strb.w r3, [sp, #44] ; 0x2c 8014a68: 2378 movs r3, #120 ; 0x78 8014a6a: f88d 302d strb.w r3, [sp, #45] ; 0x2d 8014a6e: f85b 4b04 ldr.w r4, [fp], #4 8014a72: 4b03 ldr r3, [pc, #12] ; (8014a80 <_vfiprintf_r+0x46c>) 8014a74: 9305 str r3, [sp, #20] 8014a76: 2500 movs r5, #0 8014a78: f04a 0a02 orr.w sl, sl, #2 8014a7c: 2302 movs r3, #2 8014a7e: e7c7 b.n 8014a10 <_vfiprintf_r+0x3fc> 8014a80: 08018bf8 .word 0x08018bf8 8014a84: 9b00 ldr r3, [sp, #0] 8014a86: 46a3 mov fp, r4 8014a88: 2500 movs r5, #0 8014a8a: 1c5c adds r4, r3, #1 8014a8c: f85b 8b04 ldr.w r8, [fp], #4 8014a90: f88d 502b strb.w r5, [sp, #43] ; 0x2b 8014a94: f000 80ce beq.w 8014c34 <_vfiprintf_r+0x620> 8014a98: 461a mov r2, r3 8014a9a: 4629 mov r1, r5 8014a9c: 4640 mov r0, r8 8014a9e: f7eb fbaf bl 8000200 8014aa2: 2800 cmp r0, #0 8014aa4: f000 8174 beq.w 8014d90 <_vfiprintf_r+0x77c> 8014aa8: eba0 0308 sub.w r3, r0, r8 8014aac: 9300 str r3, [sp, #0] 8014aae: 9b00 ldr r3, [sp, #0] 8014ab0: 42ab cmp r3, r5 8014ab2: bfb8 it lt 8014ab4: 462b movlt r3, r5 8014ab6: 9304 str r3, [sp, #16] 8014ab8: f89d 302b ldrb.w r3, [sp, #43] ; 0x2b 8014abc: b113 cbz r3, 8014ac4 <_vfiprintf_r+0x4b0> 8014abe: 9b04 ldr r3, [sp, #16] 8014ac0: 3301 adds r3, #1 8014ac2: 9304 str r3, [sp, #16] 8014ac4: f01a 0302 ands.w r3, sl, #2 8014ac8: 9308 str r3, [sp, #32] 8014aca: bf1e ittt ne 8014acc: 9b04 ldrne r3, [sp, #16] 8014ace: 3302 addne r3, #2 8014ad0: 9304 strne r3, [sp, #16] 8014ad2: f01a 0384 ands.w r3, sl, #132 ; 0x84 8014ad6: 9309 str r3, [sp, #36] ; 0x24 8014ad8: d11f bne.n 8014b1a <_vfiprintf_r+0x506> 8014ada: e9dd 3203 ldrd r3, r2, [sp, #12] 8014ade: 1a9c subs r4, r3, r2 8014ae0: 2c00 cmp r4, #0 8014ae2: dd1a ble.n 8014b1a <_vfiprintf_r+0x506> 8014ae4: e9dd 320d ldrd r3, r2, [sp, #52] ; 0x34 8014ae8: 48aa ldr r0, [pc, #680] ; (8014d94 <_vfiprintf_r+0x780>) 8014aea: 6030 str r0, [r6, #0] 8014aec: 2c10 cmp r4, #16 8014aee: f103 0301 add.w r3, r3, #1 8014af2: f106 0108 add.w r1, r6, #8 8014af6: f300 8153 bgt.w 8014da0 <_vfiprintf_r+0x78c> 8014afa: 6074 str r4, [r6, #4] 8014afc: 2b07 cmp r3, #7 8014afe: 4414 add r4, r2 8014b00: e9cd 340d strd r3, r4, [sp, #52] ; 0x34 8014b04: f340 815e ble.w 8014dc4 <_vfiprintf_r+0x7b0> 8014b08: aa0c add r2, sp, #48 ; 0x30 8014b0a: 4639 mov r1, r7 8014b0c: 4648 mov r0, r9 8014b0e: f7ff fd4e bl 80145ae <__sprint_r> 8014b12: 2800 cmp r0, #0 8014b14: f040 81b7 bne.w 8014e86 <_vfiprintf_r+0x872> 8014b18: ae0f add r6, sp, #60 ; 0x3c 8014b1a: f89d 302b ldrb.w r3, [sp, #43] ; 0x2b 8014b1e: b173 cbz r3, 8014b3e <_vfiprintf_r+0x52a> 8014b20: f10d 022b add.w r2, sp, #43 ; 0x2b 8014b24: 9b0d ldr r3, [sp, #52] ; 0x34 8014b26: 6032 str r2, [r6, #0] 8014b28: 2201 movs r2, #1 8014b2a: 6072 str r2, [r6, #4] 8014b2c: 9a0e ldr r2, [sp, #56] ; 0x38 8014b2e: 3301 adds r3, #1 8014b30: 3201 adds r2, #1 8014b32: 2b07 cmp r3, #7 8014b34: e9cd 320d strd r3, r2, [sp, #52] ; 0x34 8014b38: f300 8146 bgt.w 8014dc8 <_vfiprintf_r+0x7b4> 8014b3c: 3608 adds r6, #8 8014b3e: 9b08 ldr r3, [sp, #32] 8014b40: b16b cbz r3, 8014b5e <_vfiprintf_r+0x54a> 8014b42: aa0b add r2, sp, #44 ; 0x2c 8014b44: 9b0d ldr r3, [sp, #52] ; 0x34 8014b46: 6032 str r2, [r6, #0] 8014b48: 2202 movs r2, #2 8014b4a: 6072 str r2, [r6, #4] 8014b4c: 9a0e ldr r2, [sp, #56] ; 0x38 8014b4e: 3301 adds r3, #1 8014b50: 3202 adds r2, #2 8014b52: 2b07 cmp r3, #7 8014b54: e9cd 320d strd r3, r2, [sp, #52] ; 0x34 8014b58: f300 813f bgt.w 8014dda <_vfiprintf_r+0x7c6> 8014b5c: 3608 adds r6, #8 8014b5e: 9b09 ldr r3, [sp, #36] ; 0x24 8014b60: 2b80 cmp r3, #128 ; 0x80 8014b62: d11f bne.n 8014ba4 <_vfiprintf_r+0x590> 8014b64: e9dd 3203 ldrd r3, r2, [sp, #12] 8014b68: 1a9c subs r4, r3, r2 8014b6a: 2c00 cmp r4, #0 8014b6c: dd1a ble.n 8014ba4 <_vfiprintf_r+0x590> 8014b6e: e9dd 320d ldrd r3, r2, [sp, #52] ; 0x34 8014b72: 4889 ldr r0, [pc, #548] ; (8014d98 <_vfiprintf_r+0x784>) 8014b74: 6030 str r0, [r6, #0] 8014b76: 2c10 cmp r4, #16 8014b78: f103 0301 add.w r3, r3, #1 8014b7c: f106 0108 add.w r1, r6, #8 8014b80: f300 8134 bgt.w 8014dec <_vfiprintf_r+0x7d8> 8014b84: 6074 str r4, [r6, #4] 8014b86: 2b07 cmp r3, #7 8014b88: 4414 add r4, r2 8014b8a: e9cd 340d strd r3, r4, [sp, #52] ; 0x34 8014b8e: f340 813f ble.w 8014e10 <_vfiprintf_r+0x7fc> 8014b92: aa0c add r2, sp, #48 ; 0x30 8014b94: 4639 mov r1, r7 8014b96: 4648 mov r0, r9 8014b98: f7ff fd09 bl 80145ae <__sprint_r> 8014b9c: 2800 cmp r0, #0 8014b9e: f040 8172 bne.w 8014e86 <_vfiprintf_r+0x872> 8014ba2: ae0f add r6, sp, #60 ; 0x3c 8014ba4: 9b00 ldr r3, [sp, #0] 8014ba6: 1aec subs r4, r5, r3 8014ba8: 2c00 cmp r4, #0 8014baa: dd1a ble.n 8014be2 <_vfiprintf_r+0x5ce> 8014bac: 4d7a ldr r5, [pc, #488] ; (8014d98 <_vfiprintf_r+0x784>) 8014bae: 6035 str r5, [r6, #0] 8014bb0: e9dd 310d ldrd r3, r1, [sp, #52] ; 0x34 8014bb4: 2c10 cmp r4, #16 8014bb6: f103 0301 add.w r3, r3, #1 8014bba: f106 0208 add.w r2, r6, #8 8014bbe: f300 8129 bgt.w 8014e14 <_vfiprintf_r+0x800> 8014bc2: 6074 str r4, [r6, #4] 8014bc4: 2b07 cmp r3, #7 8014bc6: 440c add r4, r1 8014bc8: e9cd 340d strd r3, r4, [sp, #52] ; 0x34 8014bcc: f340 8133 ble.w 8014e36 <_vfiprintf_r+0x822> 8014bd0: aa0c add r2, sp, #48 ; 0x30 8014bd2: 4639 mov r1, r7 8014bd4: 4648 mov r0, r9 8014bd6: f7ff fcea bl 80145ae <__sprint_r> 8014bda: 2800 cmp r0, #0 8014bdc: f040 8153 bne.w 8014e86 <_vfiprintf_r+0x872> 8014be0: ae0f add r6, sp, #60 ; 0x3c 8014be2: 9b00 ldr r3, [sp, #0] 8014be4: 980e ldr r0, [sp, #56] ; 0x38 8014be6: 6073 str r3, [r6, #4] 8014be8: 4418 add r0, r3 8014bea: 9b0d ldr r3, [sp, #52] ; 0x34 8014bec: f8c6 8000 str.w r8, [r6] 8014bf0: 3301 adds r3, #1 8014bf2: 2b07 cmp r3, #7 8014bf4: 900e str r0, [sp, #56] ; 0x38 8014bf6: 930d str r3, [sp, #52] ; 0x34 8014bf8: f300 811f bgt.w 8014e3a <_vfiprintf_r+0x826> 8014bfc: f106 0308 add.w r3, r6, #8 8014c00: f01a 0f04 tst.w sl, #4 8014c04: f040 8121 bne.w 8014e4a <_vfiprintf_r+0x836> 8014c08: e9dd 3202 ldrd r3, r2, [sp, #8] 8014c0c: 9904 ldr r1, [sp, #16] 8014c0e: 428a cmp r2, r1 8014c10: bfac ite ge 8014c12: 189b addge r3, r3, r2 8014c14: 185b addlt r3, r3, r1 8014c16: 9302 str r3, [sp, #8] 8014c18: 9b0e ldr r3, [sp, #56] ; 0x38 8014c1a: b13b cbz r3, 8014c2c <_vfiprintf_r+0x618> 8014c1c: aa0c add r2, sp, #48 ; 0x30 8014c1e: 4639 mov r1, r7 8014c20: 4648 mov r0, r9 8014c22: f7ff fcc4 bl 80145ae <__sprint_r> 8014c26: 2800 cmp r0, #0 8014c28: f040 812d bne.w 8014e86 <_vfiprintf_r+0x872> 8014c2c: 2300 movs r3, #0 8014c2e: 930d str r3, [sp, #52] ; 0x34 8014c30: ae0f add r6, sp, #60 ; 0x3c 8014c32: e6c7 b.n 80149c4 <_vfiprintf_r+0x3b0> 8014c34: 4640 mov r0, r8 8014c36: f7eb fadb bl 80001f0 8014c3a: 9000 str r0, [sp, #0] 8014c3c: e737 b.n 8014aae <_vfiprintf_r+0x49a> 8014c3e: f04a 0a10 orr.w sl, sl, #16 8014c42: f01a 0320 ands.w r3, sl, #32 8014c46: d008 beq.n 8014c5a <_vfiprintf_r+0x646> 8014c48: 3407 adds r4, #7 8014c4a: f024 0307 bic.w r3, r4, #7 8014c4e: 469b mov fp, r3 8014c50: 685d ldr r5, [r3, #4] 8014c52: f85b 4b08 ldr.w r4, [fp], #8 8014c56: 2301 movs r3, #1 8014c58: e6da b.n 8014a10 <_vfiprintf_r+0x3fc> 8014c5a: 46a3 mov fp, r4 8014c5c: f01a 0510 ands.w r5, sl, #16 8014c60: f85b 4b04 ldr.w r4, [fp], #4 8014c64: d001 beq.n 8014c6a <_vfiprintf_r+0x656> 8014c66: 461d mov r5, r3 8014c68: e7f5 b.n 8014c56 <_vfiprintf_r+0x642> 8014c6a: f01a 0340 ands.w r3, sl, #64 ; 0x40 8014c6e: d001 beq.n 8014c74 <_vfiprintf_r+0x660> 8014c70: b2a4 uxth r4, r4 8014c72: e7f0 b.n 8014c56 <_vfiprintf_r+0x642> 8014c74: f41a 7500 ands.w r5, sl, #512 ; 0x200 8014c78: d0ed beq.n 8014c56 <_vfiprintf_r+0x642> 8014c7a: b2e4 uxtb r4, r4 8014c7c: e7f3 b.n 8014c66 <_vfiprintf_r+0x652> 8014c7e: 4a47 ldr r2, [pc, #284] ; (8014d9c <_vfiprintf_r+0x788>) 8014c80: e5c5 b.n 801480e <_vfiprintf_r+0x1fa> 8014c82: 46a3 mov fp, r4 8014c84: f01a 0510 ands.w r5, sl, #16 8014c88: f85b 4b04 ldr.w r4, [fp], #4 8014c8c: d001 beq.n 8014c92 <_vfiprintf_r+0x67e> 8014c8e: 4615 mov r5, r2 8014c90: e5c9 b.n 8014826 <_vfiprintf_r+0x212> 8014c92: f01a 0240 ands.w r2, sl, #64 ; 0x40 8014c96: d001 beq.n 8014c9c <_vfiprintf_r+0x688> 8014c98: b2a4 uxth r4, r4 8014c9a: e5c4 b.n 8014826 <_vfiprintf_r+0x212> 8014c9c: f41a 7500 ands.w r5, sl, #512 ; 0x200 8014ca0: f43f adc1 beq.w 8014826 <_vfiprintf_r+0x212> 8014ca4: b2e4 uxtb r4, r4 8014ca6: e7f2 b.n 8014c8e <_vfiprintf_r+0x67a> 8014ca8: 2c0a cmp r4, #10 8014caa: f175 0300 sbcs.w r3, r5, #0 8014cae: d205 bcs.n 8014cbc <_vfiprintf_r+0x6a8> 8014cb0: 3430 adds r4, #48 ; 0x30 8014cb2: f88d 40df strb.w r4, [sp, #223] ; 0xdf 8014cb6: f10d 08df add.w r8, sp, #223 ; 0xdf 8014cba: e137 b.n 8014f2c <_vfiprintf_r+0x918> 8014cbc: ab38 add r3, sp, #224 ; 0xe0 8014cbe: 9308 str r3, [sp, #32] 8014cc0: 9b04 ldr r3, [sp, #16] 8014cc2: f403 6380 and.w r3, r3, #1024 ; 0x400 8014cc6: f04f 0a00 mov.w sl, #0 8014cca: 9309 str r3, [sp, #36] ; 0x24 8014ccc: 9b08 ldr r3, [sp, #32] 8014cce: 220a movs r2, #10 8014cd0: f103 38ff add.w r8, r3, #4294967295 8014cd4: 4620 mov r0, r4 8014cd6: 2300 movs r3, #0 8014cd8: 4629 mov r1, r5 8014cda: f7eb ff75 bl 8000bc8 <__aeabi_uldivmod> 8014cde: 9b08 ldr r3, [sp, #32] 8014ce0: 3230 adds r2, #48 ; 0x30 8014ce2: f803 2c01 strb.w r2, [r3, #-1] 8014ce6: 9b09 ldr r3, [sp, #36] ; 0x24 8014ce8: f10a 0a01 add.w sl, sl, #1 8014cec: b1db cbz r3, 8014d26 <_vfiprintf_r+0x712> 8014cee: 9b06 ldr r3, [sp, #24] 8014cf0: 781b ldrb r3, [r3, #0] 8014cf2: 4553 cmp r3, sl 8014cf4: d117 bne.n 8014d26 <_vfiprintf_r+0x712> 8014cf6: f1ba 0fff cmp.w sl, #255 ; 0xff 8014cfa: d014 beq.n 8014d26 <_vfiprintf_r+0x712> 8014cfc: 2c0a cmp r4, #10 8014cfe: f175 0300 sbcs.w r3, r5, #0 8014d02: d310 bcc.n 8014d26 <_vfiprintf_r+0x712> 8014d04: 9b07 ldr r3, [sp, #28] 8014d06: eba8 0803 sub.w r8, r8, r3 8014d0a: 461a mov r2, r3 8014d0c: ee18 1a10 vmov r1, s16 8014d10: 4640 mov r0, r8 8014d12: f7ff fc2c bl 801456e 8014d16: 9b06 ldr r3, [sp, #24] 8014d18: 785b ldrb r3, [r3, #1] 8014d1a: b1a3 cbz r3, 8014d46 <_vfiprintf_r+0x732> 8014d1c: 9b06 ldr r3, [sp, #24] 8014d1e: 3301 adds r3, #1 8014d20: 9306 str r3, [sp, #24] 8014d22: f04f 0a00 mov.w sl, #0 8014d26: 2300 movs r3, #0 8014d28: 220a movs r2, #10 8014d2a: 4620 mov r0, r4 8014d2c: 4629 mov r1, r5 8014d2e: f7eb ff4b bl 8000bc8 <__aeabi_uldivmod> 8014d32: 2c0a cmp r4, #10 8014d34: f175 0300 sbcs.w r3, r5, #0 8014d38: f0c0 80f8 bcc.w 8014f2c <_vfiprintf_r+0x918> 8014d3c: 4604 mov r4, r0 8014d3e: 460d mov r5, r1 8014d40: f8cd 8020 str.w r8, [sp, #32] 8014d44: e7c2 b.n 8014ccc <_vfiprintf_r+0x6b8> 8014d46: 469a mov sl, r3 8014d48: e7ed b.n 8014d26 <_vfiprintf_r+0x712> 8014d4a: f004 030f and.w r3, r4, #15 8014d4e: 9a05 ldr r2, [sp, #20] 8014d50: 0924 lsrs r4, r4, #4 8014d52: 5cd3 ldrb r3, [r2, r3] 8014d54: f808 3d01 strb.w r3, [r8, #-1]! 8014d58: ea44 7405 orr.w r4, r4, r5, lsl #28 8014d5c: 092d lsrs r5, r5, #4 8014d5e: ea54 0305 orrs.w r3, r4, r5 8014d62: d1f2 bne.n 8014d4a <_vfiprintf_r+0x736> 8014d64: e0e2 b.n 8014f2c <_vfiprintf_r+0x918> 8014d66: b933 cbnz r3, 8014d76 <_vfiprintf_r+0x762> 8014d68: f01a 0f01 tst.w sl, #1 8014d6c: d003 beq.n 8014d76 <_vfiprintf_r+0x762> 8014d6e: 2330 movs r3, #48 ; 0x30 8014d70: f88d 30df strb.w r3, [sp, #223] ; 0xdf 8014d74: e79f b.n 8014cb6 <_vfiprintf_r+0x6a2> 8014d76: f10d 08e0 add.w r8, sp, #224 ; 0xe0 8014d7a: e0d7 b.n 8014f2c <_vfiprintf_r+0x918> 8014d7c: 2b00 cmp r3, #0 8014d7e: f000 80a3 beq.w 8014ec8 <_vfiprintf_r+0x8b4> 8014d82: 2100 movs r1, #0 8014d84: f88d 307c strb.w r3, [sp, #124] ; 0x7c 8014d88: f88d 102b strb.w r1, [sp, #43] ; 0x2b 8014d8c: 46a3 mov fp, r4 8014d8e: e5da b.n 8014946 <_vfiprintf_r+0x332> 8014d90: 4605 mov r5, r0 8014d92: e68c b.n 8014aae <_vfiprintf_r+0x49a> 8014d94: 08018e14 .word 0x08018e14 8014d98: 08018e24 .word 0x08018e24 8014d9c: 08018c09 .word 0x08018c09 8014da0: 2010 movs r0, #16 8014da2: 4402 add r2, r0 8014da4: 2b07 cmp r3, #7 8014da6: e9cd 320d strd r3, r2, [sp, #52] ; 0x34 8014daa: 6070 str r0, [r6, #4] 8014dac: dd07 ble.n 8014dbe <_vfiprintf_r+0x7aa> 8014dae: aa0c add r2, sp, #48 ; 0x30 8014db0: 4639 mov r1, r7 8014db2: 4648 mov r0, r9 8014db4: f7ff fbfb bl 80145ae <__sprint_r> 8014db8: 2800 cmp r0, #0 8014dba: d164 bne.n 8014e86 <_vfiprintf_r+0x872> 8014dbc: a90f add r1, sp, #60 ; 0x3c 8014dbe: 3c10 subs r4, #16 8014dc0: 460e mov r6, r1 8014dc2: e68f b.n 8014ae4 <_vfiprintf_r+0x4d0> 8014dc4: 460e mov r6, r1 8014dc6: e6a8 b.n 8014b1a <_vfiprintf_r+0x506> 8014dc8: aa0c add r2, sp, #48 ; 0x30 8014dca: 4639 mov r1, r7 8014dcc: 4648 mov r0, r9 8014dce: f7ff fbee bl 80145ae <__sprint_r> 8014dd2: 2800 cmp r0, #0 8014dd4: d157 bne.n 8014e86 <_vfiprintf_r+0x872> 8014dd6: ae0f add r6, sp, #60 ; 0x3c 8014dd8: e6b1 b.n 8014b3e <_vfiprintf_r+0x52a> 8014dda: aa0c add r2, sp, #48 ; 0x30 8014ddc: 4639 mov r1, r7 8014dde: 4648 mov r0, r9 8014de0: f7ff fbe5 bl 80145ae <__sprint_r> 8014de4: 2800 cmp r0, #0 8014de6: d14e bne.n 8014e86 <_vfiprintf_r+0x872> 8014de8: ae0f add r6, sp, #60 ; 0x3c 8014dea: e6b8 b.n 8014b5e <_vfiprintf_r+0x54a> 8014dec: 2010 movs r0, #16 8014dee: 4402 add r2, r0 8014df0: 2b07 cmp r3, #7 8014df2: e9cd 320d strd r3, r2, [sp, #52] ; 0x34 8014df6: 6070 str r0, [r6, #4] 8014df8: dd07 ble.n 8014e0a <_vfiprintf_r+0x7f6> 8014dfa: aa0c add r2, sp, #48 ; 0x30 8014dfc: 4639 mov r1, r7 8014dfe: 4648 mov r0, r9 8014e00: f7ff fbd5 bl 80145ae <__sprint_r> 8014e04: 2800 cmp r0, #0 8014e06: d13e bne.n 8014e86 <_vfiprintf_r+0x872> 8014e08: a90f add r1, sp, #60 ; 0x3c 8014e0a: 3c10 subs r4, #16 8014e0c: 460e mov r6, r1 8014e0e: e6ae b.n 8014b6e <_vfiprintf_r+0x55a> 8014e10: 460e mov r6, r1 8014e12: e6c7 b.n 8014ba4 <_vfiprintf_r+0x590> 8014e14: 2010 movs r0, #16 8014e16: 4401 add r1, r0 8014e18: 2b07 cmp r3, #7 8014e1a: e9cd 310d strd r3, r1, [sp, #52] ; 0x34 8014e1e: 6070 str r0, [r6, #4] 8014e20: dd06 ble.n 8014e30 <_vfiprintf_r+0x81c> 8014e22: aa0c add r2, sp, #48 ; 0x30 8014e24: 4639 mov r1, r7 8014e26: 4648 mov r0, r9 8014e28: f7ff fbc1 bl 80145ae <__sprint_r> 8014e2c: bb58 cbnz r0, 8014e86 <_vfiprintf_r+0x872> 8014e2e: aa0f add r2, sp, #60 ; 0x3c 8014e30: 3c10 subs r4, #16 8014e32: 4616 mov r6, r2 8014e34: e6bb b.n 8014bae <_vfiprintf_r+0x59a> 8014e36: 4616 mov r6, r2 8014e38: e6d3 b.n 8014be2 <_vfiprintf_r+0x5ce> 8014e3a: aa0c add r2, sp, #48 ; 0x30 8014e3c: 4639 mov r1, r7 8014e3e: 4648 mov r0, r9 8014e40: f7ff fbb5 bl 80145ae <__sprint_r> 8014e44: b9f8 cbnz r0, 8014e86 <_vfiprintf_r+0x872> 8014e46: ab0f add r3, sp, #60 ; 0x3c 8014e48: e6da b.n 8014c00 <_vfiprintf_r+0x5ec> 8014e4a: e9dd 2103 ldrd r2, r1, [sp, #12] 8014e4e: 1a54 subs r4, r2, r1 8014e50: 2c00 cmp r4, #0 8014e52: f77f aed9 ble.w 8014c08 <_vfiprintf_r+0x5f4> 8014e56: 4d39 ldr r5, [pc, #228] ; (8014f3c <_vfiprintf_r+0x928>) 8014e58: 2610 movs r6, #16 8014e5a: e9dd 210d ldrd r2, r1, [sp, #52] ; 0x34 8014e5e: 2c10 cmp r4, #16 8014e60: f102 0201 add.w r2, r2, #1 8014e64: 601d str r5, [r3, #0] 8014e66: dc1d bgt.n 8014ea4 <_vfiprintf_r+0x890> 8014e68: 605c str r4, [r3, #4] 8014e6a: 2a07 cmp r2, #7 8014e6c: 440c add r4, r1 8014e6e: e9cd 240d strd r2, r4, [sp, #52] ; 0x34 8014e72: f77f aec9 ble.w 8014c08 <_vfiprintf_r+0x5f4> 8014e76: aa0c add r2, sp, #48 ; 0x30 8014e78: 4639 mov r1, r7 8014e7a: 4648 mov r0, r9 8014e7c: f7ff fb97 bl 80145ae <__sprint_r> 8014e80: 2800 cmp r0, #0 8014e82: f43f aec1 beq.w 8014c08 <_vfiprintf_r+0x5f4> 8014e86: 6e7b ldr r3, [r7, #100] ; 0x64 8014e88: 07d9 lsls r1, r3, #31 8014e8a: d405 bmi.n 8014e98 <_vfiprintf_r+0x884> 8014e8c: 89bb ldrh r3, [r7, #12] 8014e8e: 059a lsls r2, r3, #22 8014e90: d402 bmi.n 8014e98 <_vfiprintf_r+0x884> 8014e92: 6db8 ldr r0, [r7, #88] ; 0x58 8014e94: f7fe fcf5 bl 8013882 <__retarget_lock_release_recursive> 8014e98: 89bb ldrh r3, [r7, #12] 8014e9a: 065b lsls r3, r3, #25 8014e9c: f57f abed bpl.w 801467a <_vfiprintf_r+0x66> 8014ea0: f7ff bbe8 b.w 8014674 <_vfiprintf_r+0x60> 8014ea4: 3110 adds r1, #16 8014ea6: 2a07 cmp r2, #7 8014ea8: e9cd 210d strd r2, r1, [sp, #52] ; 0x34 8014eac: 605e str r6, [r3, #4] 8014eae: dc02 bgt.n 8014eb6 <_vfiprintf_r+0x8a2> 8014eb0: 3308 adds r3, #8 8014eb2: 3c10 subs r4, #16 8014eb4: e7d1 b.n 8014e5a <_vfiprintf_r+0x846> 8014eb6: aa0c add r2, sp, #48 ; 0x30 8014eb8: 4639 mov r1, r7 8014eba: 4648 mov r0, r9 8014ebc: f7ff fb77 bl 80145ae <__sprint_r> 8014ec0: 2800 cmp r0, #0 8014ec2: d1e0 bne.n 8014e86 <_vfiprintf_r+0x872> 8014ec4: ab0f add r3, sp, #60 ; 0x3c 8014ec6: e7f4 b.n 8014eb2 <_vfiprintf_r+0x89e> 8014ec8: 9b0e ldr r3, [sp, #56] ; 0x38 8014eca: b913 cbnz r3, 8014ed2 <_vfiprintf_r+0x8be> 8014ecc: 2300 movs r3, #0 8014ece: 930d str r3, [sp, #52] ; 0x34 8014ed0: e7d9 b.n 8014e86 <_vfiprintf_r+0x872> 8014ed2: aa0c add r2, sp, #48 ; 0x30 8014ed4: 4639 mov r1, r7 8014ed6: 4648 mov r0, r9 8014ed8: f7ff fb69 bl 80145ae <__sprint_r> 8014edc: 2800 cmp r0, #0 8014ede: d0f5 beq.n 8014ecc <_vfiprintf_r+0x8b8> 8014ee0: e7d1 b.n 8014e86 <_vfiprintf_r+0x872> 8014ee2: ea54 0205 orrs.w r2, r4, r5 8014ee6: f8cd a010 str.w sl, [sp, #16] 8014eea: f43f ada3 beq.w 8014a34 <_vfiprintf_r+0x420> 8014eee: 2b01 cmp r3, #1 8014ef0: f43f aeda beq.w 8014ca8 <_vfiprintf_r+0x694> 8014ef4: 2b02 cmp r3, #2 8014ef6: f10d 08e0 add.w r8, sp, #224 ; 0xe0 8014efa: f43f af26 beq.w 8014d4a <_vfiprintf_r+0x736> 8014efe: f004 0307 and.w r3, r4, #7 8014f02: 08e4 lsrs r4, r4, #3 8014f04: ea44 7445 orr.w r4, r4, r5, lsl #29 8014f08: 08ed lsrs r5, r5, #3 8014f0a: 3330 adds r3, #48 ; 0x30 8014f0c: ea54 0105 orrs.w r1, r4, r5 8014f10: 4642 mov r2, r8 8014f12: f808 3d01 strb.w r3, [r8, #-1]! 8014f16: d1f2 bne.n 8014efe <_vfiprintf_r+0x8ea> 8014f18: 9904 ldr r1, [sp, #16] 8014f1a: 07c8 lsls r0, r1, #31 8014f1c: d506 bpl.n 8014f2c <_vfiprintf_r+0x918> 8014f1e: 2b30 cmp r3, #48 ; 0x30 8014f20: d004 beq.n 8014f2c <_vfiprintf_r+0x918> 8014f22: 2330 movs r3, #48 ; 0x30 8014f24: f808 3c01 strb.w r3, [r8, #-1] 8014f28: f1a2 0802 sub.w r8, r2, #2 8014f2c: ab38 add r3, sp, #224 ; 0xe0 8014f2e: eba3 0308 sub.w r3, r3, r8 8014f32: 9d00 ldr r5, [sp, #0] 8014f34: f8dd a010 ldr.w sl, [sp, #16] 8014f38: 9300 str r3, [sp, #0] 8014f3a: e5b8 b.n 8014aae <_vfiprintf_r+0x49a> 8014f3c: 08018e14 .word 0x08018e14 08014f40 <__sbprintf>: 8014f40: b570 push {r4, r5, r6, lr} 8014f42: 460c mov r4, r1 8014f44: 8989 ldrh r1, [r1, #12] 8014f46: f5ad 6d8e sub.w sp, sp, #1136 ; 0x470 8014f4a: f021 0102 bic.w r1, r1, #2 8014f4e: f8ad 1014 strh.w r1, [sp, #20] 8014f52: 6e61 ldr r1, [r4, #100] ; 0x64 8014f54: 911b str r1, [sp, #108] ; 0x6c 8014f56: 89e1 ldrh r1, [r4, #14] 8014f58: f8ad 1016 strh.w r1, [sp, #22] 8014f5c: 69e1 ldr r1, [r4, #28] 8014f5e: 9109 str r1, [sp, #36] ; 0x24 8014f60: 6a61 ldr r1, [r4, #36] ; 0x24 8014f62: 910b str r1, [sp, #44] ; 0x2c 8014f64: a91c add r1, sp, #112 ; 0x70 8014f66: 9102 str r1, [sp, #8] 8014f68: 9106 str r1, [sp, #24] 8014f6a: f44f 6180 mov.w r1, #1024 ; 0x400 8014f6e: 4606 mov r6, r0 8014f70: 9104 str r1, [sp, #16] 8014f72: 9107 str r1, [sp, #28] 8014f74: a818 add r0, sp, #96 ; 0x60 8014f76: 2100 movs r1, #0 8014f78: e9cd 3200 strd r3, r2, [sp] 8014f7c: 9108 str r1, [sp, #32] 8014f7e: f7fe fc7d bl 801387c <__retarget_lock_init_recursive> 8014f82: e9dd 3200 ldrd r3, r2, [sp] 8014f86: a902 add r1, sp, #8 8014f88: 4630 mov r0, r6 8014f8a: f7ff fb43 bl 8014614 <_vfiprintf_r> 8014f8e: 1e05 subs r5, r0, #0 8014f90: db07 blt.n 8014fa2 <__sbprintf+0x62> 8014f92: a902 add r1, sp, #8 8014f94: 4630 mov r0, r6 8014f96: f7fe fa91 bl 80134bc <_fflush_r> 8014f9a: 2800 cmp r0, #0 8014f9c: bf18 it ne 8014f9e: f04f 35ff movne.w r5, #4294967295 8014fa2: f8bd 3014 ldrh.w r3, [sp, #20] 8014fa6: 9818 ldr r0, [sp, #96] ; 0x60 8014fa8: 065b lsls r3, r3, #25 8014faa: bf42 ittt mi 8014fac: 89a3 ldrhmi r3, [r4, #12] 8014fae: f043 0340 orrmi.w r3, r3, #64 ; 0x40 8014fb2: 81a3 strhmi r3, [r4, #12] 8014fb4: f7fe fc63 bl 801387e <__retarget_lock_close_recursive> 8014fb8: 4628 mov r0, r5 8014fba: f50d 6d8e add.w sp, sp, #1136 ; 0x470 8014fbe: bd70 pop {r4, r5, r6, pc} 08014fc0 <_write_r>: 8014fc0: b538 push {r3, r4, r5, lr} 8014fc2: 4d07 ldr r5, [pc, #28] ; (8014fe0 <_write_r+0x20>) 8014fc4: 4604 mov r4, r0 8014fc6: 4608 mov r0, r1 8014fc8: 4611 mov r1, r2 8014fca: 2200 movs r2, #0 8014fcc: 602a str r2, [r5, #0] 8014fce: 461a mov r2, r3 8014fd0: f000 fdd0 bl 8015b74 <_write> 8014fd4: 1c43 adds r3, r0, #1 8014fd6: d102 bne.n 8014fde <_write_r+0x1e> 8014fd8: 682b ldr r3, [r5, #0] 8014fda: b103 cbz r3, 8014fde <_write_r+0x1e> 8014fdc: 6023 str r3, [r4, #0] 8014fde: bd38 pop {r3, r4, r5, pc} 8014fe0: 20009b9c .word 0x20009b9c 08014fe4 <__register_exitproc>: 8014fe4: e92d 47f0 stmdb sp!, {r4, r5, r6, r7, r8, r9, sl, lr} 8014fe8: f8df a078 ldr.w sl, [pc, #120] ; 8015064 <__register_exitproc+0x80> 8014fec: 4606 mov r6, r0 8014fee: f8da 0000 ldr.w r0, [sl] 8014ff2: 4698 mov r8, r3 8014ff4: 460f mov r7, r1 8014ff6: 4691 mov r9, r2 8014ff8: f7fe fc42 bl 8013880 <__retarget_lock_acquire_recursive> 8014ffc: 4b18 ldr r3, [pc, #96] ; (8015060 <__register_exitproc+0x7c>) 8014ffe: 681b ldr r3, [r3, #0] 8015000: f8d3 4148 ldr.w r4, [r3, #328] ; 0x148 8015004: b91c cbnz r4, 801500e <__register_exitproc+0x2a> 8015006: f503 74a6 add.w r4, r3, #332 ; 0x14c 801500a: f8c3 4148 str.w r4, [r3, #328] ; 0x148 801500e: 6865 ldr r5, [r4, #4] 8015010: f8da 0000 ldr.w r0, [sl] 8015014: 2d1f cmp r5, #31 8015016: dd05 ble.n 8015024 <__register_exitproc+0x40> 8015018: f7fe fc33 bl 8013882 <__retarget_lock_release_recursive> 801501c: f04f 30ff mov.w r0, #4294967295 8015020: e8bd 87f0 ldmia.w sp!, {r4, r5, r6, r7, r8, r9, sl, pc} 8015024: b19e cbz r6, 801504e <__register_exitproc+0x6a> 8015026: eb04 0185 add.w r1, r4, r5, lsl #2 801502a: 2201 movs r2, #1 801502c: f8c1 9088 str.w r9, [r1, #136] ; 0x88 8015030: f8d4 3188 ldr.w r3, [r4, #392] ; 0x188 8015034: 40aa lsls r2, r5 8015036: 4313 orrs r3, r2 8015038: f8c4 3188 str.w r3, [r4, #392] ; 0x188 801503c: 2e02 cmp r6, #2 801503e: f8c1 8108 str.w r8, [r1, #264] ; 0x108 8015042: bf02 ittt eq 8015044: f8d4 318c ldreq.w r3, [r4, #396] ; 0x18c 8015048: 4313 orreq r3, r2 801504a: f8c4 318c streq.w r3, [r4, #396] ; 0x18c 801504e: 1c6b adds r3, r5, #1 8015050: 3502 adds r5, #2 8015052: 6063 str r3, [r4, #4] 8015054: f844 7025 str.w r7, [r4, r5, lsl #2] 8015058: f7fe fc13 bl 8013882 <__retarget_lock_release_recursive> 801505c: 2000 movs r0, #0 801505e: e7df b.n 8015020 <__register_exitproc+0x3c> 8015060: 08018be4 .word 0x08018be4 8015064: 20000460 .word 0x20000460 08015068 <__assert_func>: 8015068: b51f push {r0, r1, r2, r3, r4, lr} 801506a: 4614 mov r4, r2 801506c: 461a mov r2, r3 801506e: 4b09 ldr r3, [pc, #36] ; (8015094 <__assert_func+0x2c>) 8015070: 681b ldr r3, [r3, #0] 8015072: 4605 mov r5, r0 8015074: 68d8 ldr r0, [r3, #12] 8015076: b14c cbz r4, 801508c <__assert_func+0x24> 8015078: 4b07 ldr r3, [pc, #28] ; (8015098 <__assert_func+0x30>) 801507a: 9100 str r1, [sp, #0] 801507c: e9cd 3401 strd r3, r4, [sp, #4] 8015080: 4906 ldr r1, [pc, #24] ; (801509c <__assert_func+0x34>) 8015082: 462b mov r3, r5 8015084: f000 f8ac bl 80151e0 8015088: f000 fce1 bl 8015a4e 801508c: 4b04 ldr r3, [pc, #16] ; (80150a0 <__assert_func+0x38>) 801508e: 461c mov r4, r3 8015090: e7f3 b.n 801507a <__assert_func+0x12> 8015092: bf00 nop 8015094: 20000030 .word 0x20000030 8015098: 08018e34 .word 0x08018e34 801509c: 08018e41 .word 0x08018e41 80150a0: 08018e6f .word 0x08018e6f 080150a4 <_calloc_r>: 80150a4: b538 push {r3, r4, r5, lr} 80150a6: fba1 1502 umull r1, r5, r1, r2 80150aa: b92d cbnz r5, 80150b8 <_calloc_r+0x14> 80150ac: f7fe fc56 bl 801395c <_malloc_r> 80150b0: 4604 mov r4, r0 80150b2: b938 cbnz r0, 80150c4 <_calloc_r+0x20> 80150b4: 4620 mov r0, r4 80150b6: bd38 pop {r3, r4, r5, pc} 80150b8: f7fe f96c bl 8013394 <__errno> 80150bc: 230c movs r3, #12 80150be: 6003 str r3, [r0, #0] 80150c0: 2400 movs r4, #0 80150c2: e7f7 b.n 80150b4 <_calloc_r+0x10> 80150c4: f850 2c04 ldr.w r2, [r0, #-4] 80150c8: f022 0203 bic.w r2, r2, #3 80150cc: 3a04 subs r2, #4 80150ce: 2a24 cmp r2, #36 ; 0x24 80150d0: d819 bhi.n 8015106 <_calloc_r+0x62> 80150d2: 2a13 cmp r2, #19 80150d4: d915 bls.n 8015102 <_calloc_r+0x5e> 80150d6: 2a1b cmp r2, #27 80150d8: e9c0 5500 strd r5, r5, [r0] 80150dc: d806 bhi.n 80150ec <_calloc_r+0x48> 80150de: f100 0308 add.w r3, r0, #8 80150e2: 2200 movs r2, #0 80150e4: e9c3 2200 strd r2, r2, [r3] 80150e8: 609a str r2, [r3, #8] 80150ea: e7e3 b.n 80150b4 <_calloc_r+0x10> 80150ec: 2a24 cmp r2, #36 ; 0x24 80150ee: e9c0 5502 strd r5, r5, [r0, #8] 80150f2: bf11 iteee ne 80150f4: f100 0310 addne.w r3, r0, #16 80150f8: 6105 streq r5, [r0, #16] 80150fa: f100 0318 addeq.w r3, r0, #24 80150fe: 6145 streq r5, [r0, #20] 8015100: e7ef b.n 80150e2 <_calloc_r+0x3e> 8015102: 4603 mov r3, r0 8015104: e7ed b.n 80150e2 <_calloc_r+0x3e> 8015106: 4629 mov r1, r5 8015108: f7fb ffc6 bl 8011098 801510c: e7d2 b.n 80150b4 <_calloc_r+0x10> ... 08015110 <_close_r>: 8015110: b538 push {r3, r4, r5, lr} 8015112: 4d06 ldr r5, [pc, #24] ; (801512c <_close_r+0x1c>) 8015114: 2300 movs r3, #0 8015116: 4604 mov r4, r0 8015118: 4608 mov r0, r1 801511a: 602b str r3, [r5, #0] 801511c: f000 fce4 bl 8015ae8 <_close> 8015120: 1c43 adds r3, r0, #1 8015122: d102 bne.n 801512a <_close_r+0x1a> 8015124: 682b ldr r3, [r5, #0] 8015126: b103 cbz r3, 801512a <_close_r+0x1a> 8015128: 6023 str r3, [r4, #0] 801512a: bd38 pop {r3, r4, r5, pc} 801512c: 20009b9c .word 0x20009b9c 08015130 <_fclose_r>: 8015130: b570 push {r4, r5, r6, lr} 8015132: 4606 mov r6, r0 8015134: 460c mov r4, r1 8015136: b911 cbnz r1, 801513e <_fclose_r+0xe> 8015138: 2500 movs r5, #0 801513a: 4628 mov r0, r5 801513c: bd70 pop {r4, r5, r6, pc} 801513e: b118 cbz r0, 8015148 <_fclose_r+0x18> 8015140: 6b83 ldr r3, [r0, #56] ; 0x38 8015142: b90b cbnz r3, 8015148 <_fclose_r+0x18> 8015144: f7fe fa26 bl 8013594 <__sinit> 8015148: 6e63 ldr r3, [r4, #100] ; 0x64 801514a: 07d8 lsls r0, r3, #31 801514c: d405 bmi.n 801515a <_fclose_r+0x2a> 801514e: 89a3 ldrh r3, [r4, #12] 8015150: 0599 lsls r1, r3, #22 8015152: d402 bmi.n 801515a <_fclose_r+0x2a> 8015154: 6da0 ldr r0, [r4, #88] ; 0x58 8015156: f7fe fb93 bl 8013880 <__retarget_lock_acquire_recursive> 801515a: f9b4 300c ldrsh.w r3, [r4, #12] 801515e: b93b cbnz r3, 8015170 <_fclose_r+0x40> 8015160: 6e65 ldr r5, [r4, #100] ; 0x64 8015162: f015 0501 ands.w r5, r5, #1 8015166: d1e7 bne.n 8015138 <_fclose_r+0x8> 8015168: 6da0 ldr r0, [r4, #88] ; 0x58 801516a: f7fe fb8a bl 8013882 <__retarget_lock_release_recursive> 801516e: e7e4 b.n 801513a <_fclose_r+0xa> 8015170: 4621 mov r1, r4 8015172: 4630 mov r0, r6 8015174: f7fe f914 bl 80133a0 <__sflush_r> 8015178: 6ae3 ldr r3, [r4, #44] ; 0x2c 801517a: 4605 mov r5, r0 801517c: b133 cbz r3, 801518c <_fclose_r+0x5c> 801517e: 69e1 ldr r1, [r4, #28] 8015180: 4630 mov r0, r6 8015182: 4798 blx r3 8015184: 2800 cmp r0, #0 8015186: bfb8 it lt 8015188: f04f 35ff movlt.w r5, #4294967295 801518c: 89a3 ldrh r3, [r4, #12] 801518e: 061a lsls r2, r3, #24 8015190: d503 bpl.n 801519a <_fclose_r+0x6a> 8015192: 6921 ldr r1, [r4, #16] 8015194: 4630 mov r0, r6 8015196: f7fe fa8d bl 80136b4 <_free_r> 801519a: 6b21 ldr r1, [r4, #48] ; 0x30 801519c: b141 cbz r1, 80151b0 <_fclose_r+0x80> 801519e: f104 0340 add.w r3, r4, #64 ; 0x40 80151a2: 4299 cmp r1, r3 80151a4: d002 beq.n 80151ac <_fclose_r+0x7c> 80151a6: 4630 mov r0, r6 80151a8: f7fe fa84 bl 80136b4 <_free_r> 80151ac: 2300 movs r3, #0 80151ae: 6323 str r3, [r4, #48] ; 0x30 80151b0: 6c61 ldr r1, [r4, #68] ; 0x44 80151b2: b121 cbz r1, 80151be <_fclose_r+0x8e> 80151b4: 4630 mov r0, r6 80151b6: f7fe fa7d bl 80136b4 <_free_r> 80151ba: 2300 movs r3, #0 80151bc: 6463 str r3, [r4, #68] ; 0x44 80151be: f7fe f9d1 bl 8013564 <__sfp_lock_acquire> 80151c2: 2300 movs r3, #0 80151c4: 81a3 strh r3, [r4, #12] 80151c6: 6e63 ldr r3, [r4, #100] ; 0x64 80151c8: 07db lsls r3, r3, #31 80151ca: d402 bmi.n 80151d2 <_fclose_r+0xa2> 80151cc: 6da0 ldr r0, [r4, #88] ; 0x58 80151ce: f7fe fb58 bl 8013882 <__retarget_lock_release_recursive> 80151d2: 6da0 ldr r0, [r4, #88] ; 0x58 80151d4: f7fe fb53 bl 801387e <__retarget_lock_close_recursive> 80151d8: f7fe f9ca bl 8013570 <__sfp_lock_release> 80151dc: e7ad b.n 801513a <_fclose_r+0xa> ... 080151e0 : 80151e0: b40e push {r1, r2, r3} 80151e2: b503 push {r0, r1, lr} 80151e4: 4601 mov r1, r0 80151e6: ab03 add r3, sp, #12 80151e8: 4805 ldr r0, [pc, #20] ; (8015200 ) 80151ea: f853 2b04 ldr.w r2, [r3], #4 80151ee: 6800 ldr r0, [r0, #0] 80151f0: 9301 str r3, [sp, #4] 80151f2: f7ff fa0f bl 8014614 <_vfiprintf_r> 80151f6: b002 add sp, #8 80151f8: f85d eb04 ldr.w lr, [sp], #4 80151fc: b003 add sp, #12 80151fe: 4770 bx lr 8015200: 20000030 .word 0x20000030 08015204 <__fputwc>: 8015204: e92d 43f7 stmdb sp!, {r0, r1, r2, r4, r5, r6, r7, r8, r9, lr} 8015208: 4680 mov r8, r0 801520a: 460e mov r6, r1 801520c: 4615 mov r5, r2 801520e: f000 f9d1 bl 80155b4 <__locale_mb_cur_max> 8015212: 2801 cmp r0, #1 8015214: d11c bne.n 8015250 <__fputwc+0x4c> 8015216: 1e73 subs r3, r6, #1 8015218: 2bfe cmp r3, #254 ; 0xfe 801521a: d819 bhi.n 8015250 <__fputwc+0x4c> 801521c: f88d 6004 strb.w r6, [sp, #4] 8015220: 4604 mov r4, r0 8015222: 2700 movs r7, #0 8015224: f10d 0904 add.w r9, sp, #4 8015228: 42a7 cmp r7, r4 801522a: d020 beq.n 801526e <__fputwc+0x6a> 801522c: 68ab ldr r3, [r5, #8] 801522e: f817 1009 ldrb.w r1, [r7, r9] 8015232: 3b01 subs r3, #1 8015234: 2b00 cmp r3, #0 8015236: 60ab str r3, [r5, #8] 8015238: da04 bge.n 8015244 <__fputwc+0x40> 801523a: 69aa ldr r2, [r5, #24] 801523c: 4293 cmp r3, r2 801523e: db1a blt.n 8015276 <__fputwc+0x72> 8015240: 290a cmp r1, #10 8015242: d018 beq.n 8015276 <__fputwc+0x72> 8015244: 682b ldr r3, [r5, #0] 8015246: 1c5a adds r2, r3, #1 8015248: 602a str r2, [r5, #0] 801524a: 7019 strb r1, [r3, #0] 801524c: 3701 adds r7, #1 801524e: e7eb b.n 8015228 <__fputwc+0x24> 8015250: a901 add r1, sp, #4 8015252: f105 035c add.w r3, r5, #92 ; 0x5c 8015256: 4632 mov r2, r6 8015258: 4640 mov r0, r8 801525a: f000 fbd5 bl 8015a08 <_wcrtomb_r> 801525e: 1c41 adds r1, r0, #1 8015260: 4604 mov r4, r0 8015262: d1de bne.n 8015222 <__fputwc+0x1e> 8015264: 89ab ldrh r3, [r5, #12] 8015266: f043 0340 orr.w r3, r3, #64 ; 0x40 801526a: 81ab strh r3, [r5, #12] 801526c: 4606 mov r6, r0 801526e: 4630 mov r0, r6 8015270: b003 add sp, #12 8015272: e8bd 83f0 ldmia.w sp!, {r4, r5, r6, r7, r8, r9, pc} 8015276: 462a mov r2, r5 8015278: 4640 mov r0, r8 801527a: f000 fb7b bl 8015974 <__swbuf_r> 801527e: 1c42 adds r2, r0, #1 8015280: d1e4 bne.n 801524c <__fputwc+0x48> 8015282: 4606 mov r6, r0 8015284: e7f3 b.n 801526e <__fputwc+0x6a> 08015286 <_fputwc_r>: 8015286: 6e53 ldr r3, [r2, #100] ; 0x64 8015288: b537 push {r0, r1, r2, r4, r5, lr} 801528a: 4614 mov r4, r2 801528c: 07da lsls r2, r3, #31 801528e: 4605 mov r5, r0 8015290: d407 bmi.n 80152a2 <_fputwc_r+0x1c> 8015292: 89a3 ldrh r3, [r4, #12] 8015294: 059b lsls r3, r3, #22 8015296: d404 bmi.n 80152a2 <_fputwc_r+0x1c> 8015298: 6da0 ldr r0, [r4, #88] ; 0x58 801529a: 9101 str r1, [sp, #4] 801529c: f7fe faf0 bl 8013880 <__retarget_lock_acquire_recursive> 80152a0: 9901 ldr r1, [sp, #4] 80152a2: f9b4 300c ldrsh.w r3, [r4, #12] 80152a6: 0498 lsls r0, r3, #18 80152a8: d406 bmi.n 80152b8 <_fputwc_r+0x32> 80152aa: f443 5300 orr.w r3, r3, #8192 ; 0x2000 80152ae: 81a3 strh r3, [r4, #12] 80152b0: 6e63 ldr r3, [r4, #100] ; 0x64 80152b2: f443 5300 orr.w r3, r3, #8192 ; 0x2000 80152b6: 6663 str r3, [r4, #100] ; 0x64 80152b8: 4622 mov r2, r4 80152ba: 4628 mov r0, r5 80152bc: f7ff ffa2 bl 8015204 <__fputwc> 80152c0: 6e63 ldr r3, [r4, #100] ; 0x64 80152c2: 07da lsls r2, r3, #31 80152c4: 4605 mov r5, r0 80152c6: d405 bmi.n 80152d4 <_fputwc_r+0x4e> 80152c8: 89a3 ldrh r3, [r4, #12] 80152ca: 059b lsls r3, r3, #22 80152cc: d402 bmi.n 80152d4 <_fputwc_r+0x4e> 80152ce: 6da0 ldr r0, [r4, #88] ; 0x58 80152d0: f7fe fad7 bl 8013882 <__retarget_lock_release_recursive> 80152d4: 4628 mov r0, r5 80152d6: b003 add sp, #12 80152d8: bd30 pop {r4, r5, pc} ... 080152dc <_fstat_r>: 80152dc: b538 push {r3, r4, r5, lr} 80152de: 4d07 ldr r5, [pc, #28] ; (80152fc <_fstat_r+0x20>) 80152e0: 2300 movs r3, #0 80152e2: 4604 mov r4, r0 80152e4: 4608 mov r0, r1 80152e6: 4611 mov r1, r2 80152e8: 602b str r3, [r5, #0] 80152ea: f000 fc05 bl 8015af8 <_fstat> 80152ee: 1c43 adds r3, r0, #1 80152f0: d102 bne.n 80152f8 <_fstat_r+0x1c> 80152f2: 682b ldr r3, [r5, #0] 80152f4: b103 cbz r3, 80152f8 <_fstat_r+0x1c> 80152f6: 6023 str r3, [r4, #0] 80152f8: bd38 pop {r3, r4, r5, pc} 80152fa: bf00 nop 80152fc: 20009b9c .word 0x20009b9c 08015300 <__sfvwrite_r>: 8015300: 6893 ldr r3, [r2, #8] 8015302: e92d 4ff7 stmdb sp!, {r0, r1, r2, r4, r5, r6, r7, r8, r9, sl, fp, lr} 8015306: 4606 mov r6, r0 8015308: 460c mov r4, r1 801530a: 4690 mov r8, r2 801530c: b91b cbnz r3, 8015316 <__sfvwrite_r+0x16> 801530e: 2000 movs r0, #0 8015310: b003 add sp, #12 8015312: e8bd 8ff0 ldmia.w sp!, {r4, r5, r6, r7, r8, r9, sl, fp, pc} 8015316: 898b ldrh r3, [r1, #12] 8015318: 0718 lsls r0, r3, #28 801531a: d550 bpl.n 80153be <__sfvwrite_r+0xbe> 801531c: 690b ldr r3, [r1, #16] 801531e: 2b00 cmp r3, #0 8015320: d04d beq.n 80153be <__sfvwrite_r+0xbe> 8015322: 89a3 ldrh r3, [r4, #12] 8015324: f8d8 7000 ldr.w r7, [r8] 8015328: f013 0902 ands.w r9, r3, #2 801532c: d16c bne.n 8015408 <__sfvwrite_r+0x108> 801532e: f013 0301 ands.w r3, r3, #1 8015332: f000 809c beq.w 801546e <__sfvwrite_r+0x16e> 8015336: 4648 mov r0, r9 8015338: 46ca mov sl, r9 801533a: 46cb mov fp, r9 801533c: f1bb 0f00 cmp.w fp, #0 8015340: f000 8103 beq.w 801554a <__sfvwrite_r+0x24a> 8015344: b950 cbnz r0, 801535c <__sfvwrite_r+0x5c> 8015346: 465a mov r2, fp 8015348: 210a movs r1, #10 801534a: 4650 mov r0, sl 801534c: f7ea ff58 bl 8000200 8015350: 2800 cmp r0, #0 8015352: f000 80ff beq.w 8015554 <__sfvwrite_r+0x254> 8015356: 3001 adds r0, #1 8015358: eba0 090a sub.w r9, r0, sl 801535c: 6820 ldr r0, [r4, #0] 801535e: 6921 ldr r1, [r4, #16] 8015360: 6963 ldr r3, [r4, #20] 8015362: 45d9 cmp r9, fp 8015364: 464a mov r2, r9 8015366: bf28 it cs 8015368: 465a movcs r2, fp 801536a: 4288 cmp r0, r1 801536c: f240 80f5 bls.w 801555a <__sfvwrite_r+0x25a> 8015370: 68a5 ldr r5, [r4, #8] 8015372: 441d add r5, r3 8015374: 42aa cmp r2, r5 8015376: f340 80f0 ble.w 801555a <__sfvwrite_r+0x25a> 801537a: 4651 mov r1, sl 801537c: 462a mov r2, r5 801537e: f7fb fe71 bl 8011064 8015382: 6823 ldr r3, [r4, #0] 8015384: 442b add r3, r5 8015386: 6023 str r3, [r4, #0] 8015388: 4621 mov r1, r4 801538a: 4630 mov r0, r6 801538c: f7fe f896 bl 80134bc <_fflush_r> 8015390: 2800 cmp r0, #0 8015392: d167 bne.n 8015464 <__sfvwrite_r+0x164> 8015394: ebb9 0905 subs.w r9, r9, r5 8015398: f040 80f7 bne.w 801558a <__sfvwrite_r+0x28a> 801539c: 4621 mov r1, r4 801539e: 4630 mov r0, r6 80153a0: f7fe f88c bl 80134bc <_fflush_r> 80153a4: 2800 cmp r0, #0 80153a6: d15d bne.n 8015464 <__sfvwrite_r+0x164> 80153a8: f8d8 2008 ldr.w r2, [r8, #8] 80153ac: 44aa add sl, r5 80153ae: ebab 0b05 sub.w fp, fp, r5 80153b2: 1b55 subs r5, r2, r5 80153b4: f8c8 5008 str.w r5, [r8, #8] 80153b8: 2d00 cmp r5, #0 80153ba: d1bf bne.n 801533c <__sfvwrite_r+0x3c> 80153bc: e7a7 b.n 801530e <__sfvwrite_r+0xe> 80153be: 4621 mov r1, r4 80153c0: 4630 mov r0, r6 80153c2: f7fd f91b bl 80125fc <__swsetup_r> 80153c6: 2800 cmp r0, #0 80153c8: d0ab beq.n 8015322 <__sfvwrite_r+0x22> 80153ca: f04f 30ff mov.w r0, #4294967295 80153ce: e79f b.n 8015310 <__sfvwrite_r+0x10> 80153d0: e9d7 b900 ldrd fp, r9, [r7] 80153d4: 3708 adds r7, #8 80153d6: f1b9 0f00 cmp.w r9, #0 80153da: d0f9 beq.n 80153d0 <__sfvwrite_r+0xd0> 80153dc: 45d1 cmp r9, sl 80153de: 464b mov r3, r9 80153e0: 69e1 ldr r1, [r4, #28] 80153e2: 6a65 ldr r5, [r4, #36] ; 0x24 80153e4: bf28 it cs 80153e6: 4653 movcs r3, sl 80153e8: 465a mov r2, fp 80153ea: 4630 mov r0, r6 80153ec: 47a8 blx r5 80153ee: 2800 cmp r0, #0 80153f0: dd38 ble.n 8015464 <__sfvwrite_r+0x164> 80153f2: f8d8 3008 ldr.w r3, [r8, #8] 80153f6: 4483 add fp, r0 80153f8: eba9 0900 sub.w r9, r9, r0 80153fc: 1a18 subs r0, r3, r0 80153fe: f8c8 0008 str.w r0, [r8, #8] 8015402: 2800 cmp r0, #0 8015404: d1e7 bne.n 80153d6 <__sfvwrite_r+0xd6> 8015406: e782 b.n 801530e <__sfvwrite_r+0xe> 8015408: f04f 0b00 mov.w fp, #0 801540c: f8df a180 ldr.w sl, [pc, #384] ; 8015590 <__sfvwrite_r+0x290> 8015410: 46d9 mov r9, fp 8015412: e7e0 b.n 80153d6 <__sfvwrite_r+0xd6> 8015414: e9d7 9a00 ldrd r9, sl, [r7] 8015418: 3708 adds r7, #8 801541a: f1ba 0f00 cmp.w sl, #0 801541e: d0f9 beq.n 8015414 <__sfvwrite_r+0x114> 8015420: 89a3 ldrh r3, [r4, #12] 8015422: 6820 ldr r0, [r4, #0] 8015424: 68a2 ldr r2, [r4, #8] 8015426: 0599 lsls r1, r3, #22 8015428: d563 bpl.n 80154f2 <__sfvwrite_r+0x1f2> 801542a: 4552 cmp r2, sl 801542c: d836 bhi.n 801549c <__sfvwrite_r+0x19c> 801542e: f413 6f90 tst.w r3, #1152 ; 0x480 8015432: d033 beq.n 801549c <__sfvwrite_r+0x19c> 8015434: 6921 ldr r1, [r4, #16] 8015436: 6965 ldr r5, [r4, #20] 8015438: eba0 0b01 sub.w fp, r0, r1 801543c: eb05 0545 add.w r5, r5, r5, lsl #1 8015440: eb05 75d5 add.w r5, r5, r5, lsr #31 8015444: f10b 0201 add.w r2, fp, #1 8015448: 106d asrs r5, r5, #1 801544a: 4452 add r2, sl 801544c: 4295 cmp r5, r2 801544e: bf38 it cc 8015450: 4615 movcc r5, r2 8015452: 055b lsls r3, r3, #21 8015454: d53d bpl.n 80154d2 <__sfvwrite_r+0x1d2> 8015456: 4629 mov r1, r5 8015458: 4630 mov r0, r6 801545a: f7fe fa7f bl 801395c <_malloc_r> 801545e: b948 cbnz r0, 8015474 <__sfvwrite_r+0x174> 8015460: 230c movs r3, #12 8015462: 6033 str r3, [r6, #0] 8015464: 89a3 ldrh r3, [r4, #12] 8015466: f043 0340 orr.w r3, r3, #64 ; 0x40 801546a: 81a3 strh r3, [r4, #12] 801546c: e7ad b.n 80153ca <__sfvwrite_r+0xca> 801546e: 4699 mov r9, r3 8015470: 469a mov sl, r3 8015472: e7d2 b.n 801541a <__sfvwrite_r+0x11a> 8015474: 465a mov r2, fp 8015476: 6921 ldr r1, [r4, #16] 8015478: 9001 str r0, [sp, #4] 801547a: f7fb fde5 bl 8011048 801547e: 89a2 ldrh r2, [r4, #12] 8015480: 9b01 ldr r3, [sp, #4] 8015482: f422 6290 bic.w r2, r2, #1152 ; 0x480 8015486: f042 0280 orr.w r2, r2, #128 ; 0x80 801548a: 81a2 strh r2, [r4, #12] 801548c: 6123 str r3, [r4, #16] 801548e: 6165 str r5, [r4, #20] 8015490: 445b add r3, fp 8015492: eba5 050b sub.w r5, r5, fp 8015496: 6023 str r3, [r4, #0] 8015498: 4652 mov r2, sl 801549a: 60a5 str r5, [r4, #8] 801549c: 4552 cmp r2, sl 801549e: bf28 it cs 80154a0: 4652 movcs r2, sl 80154a2: 6820 ldr r0, [r4, #0] 80154a4: 9201 str r2, [sp, #4] 80154a6: 4649 mov r1, r9 80154a8: f7fb fddc bl 8011064 80154ac: 68a3 ldr r3, [r4, #8] 80154ae: 9a01 ldr r2, [sp, #4] 80154b0: 1a9b subs r3, r3, r2 80154b2: 60a3 str r3, [r4, #8] 80154b4: 6823 ldr r3, [r4, #0] 80154b6: 441a add r2, r3 80154b8: 4655 mov r5, sl 80154ba: 6022 str r2, [r4, #0] 80154bc: f8d8 0008 ldr.w r0, [r8, #8] 80154c0: 44a9 add r9, r5 80154c2: ebaa 0a05 sub.w sl, sl, r5 80154c6: 1b45 subs r5, r0, r5 80154c8: f8c8 5008 str.w r5, [r8, #8] 80154cc: 2d00 cmp r5, #0 80154ce: d1a4 bne.n 801541a <__sfvwrite_r+0x11a> 80154d0: e71d b.n 801530e <__sfvwrite_r+0xe> 80154d2: 462a mov r2, r5 80154d4: 4630 mov r0, r6 80154d6: f000 f8a9 bl 801562c <_realloc_r> 80154da: 4603 mov r3, r0 80154dc: 2800 cmp r0, #0 80154de: d1d5 bne.n 801548c <__sfvwrite_r+0x18c> 80154e0: 6921 ldr r1, [r4, #16] 80154e2: 4630 mov r0, r6 80154e4: f7fe f8e6 bl 80136b4 <_free_r> 80154e8: 89a3 ldrh r3, [r4, #12] 80154ea: f023 0380 bic.w r3, r3, #128 ; 0x80 80154ee: 81a3 strh r3, [r4, #12] 80154f0: e7b6 b.n 8015460 <__sfvwrite_r+0x160> 80154f2: 6923 ldr r3, [r4, #16] 80154f4: 4283 cmp r3, r0 80154f6: d302 bcc.n 80154fe <__sfvwrite_r+0x1fe> 80154f8: 6961 ldr r1, [r4, #20] 80154fa: 4551 cmp r1, sl 80154fc: d915 bls.n 801552a <__sfvwrite_r+0x22a> 80154fe: 4552 cmp r2, sl 8015500: bf28 it cs 8015502: 4652 movcs r2, sl 8015504: 4649 mov r1, r9 8015506: 4615 mov r5, r2 8015508: f7fb fdac bl 8011064 801550c: 68a3 ldr r3, [r4, #8] 801550e: 6822 ldr r2, [r4, #0] 8015510: 1b5b subs r3, r3, r5 8015512: 442a add r2, r5 8015514: 60a3 str r3, [r4, #8] 8015516: 6022 str r2, [r4, #0] 8015518: 2b00 cmp r3, #0 801551a: d1cf bne.n 80154bc <__sfvwrite_r+0x1bc> 801551c: 4621 mov r1, r4 801551e: 4630 mov r0, r6 8015520: f7fd ffcc bl 80134bc <_fflush_r> 8015524: 2800 cmp r0, #0 8015526: d0c9 beq.n 80154bc <__sfvwrite_r+0x1bc> 8015528: e79c b.n 8015464 <__sfvwrite_r+0x164> 801552a: f06f 4300 mvn.w r3, #2147483648 ; 0x80000000 801552e: 459a cmp sl, r3 8015530: bf38 it cc 8015532: 4653 movcc r3, sl 8015534: 6a65 ldr r5, [r4, #36] ; 0x24 8015536: fb93 f3f1 sdiv r3, r3, r1 801553a: 464a mov r2, r9 801553c: 434b muls r3, r1 801553e: 4630 mov r0, r6 8015540: 69e1 ldr r1, [r4, #28] 8015542: 47a8 blx r5 8015544: 1e05 subs r5, r0, #0 8015546: dcb9 bgt.n 80154bc <__sfvwrite_r+0x1bc> 8015548: e78c b.n 8015464 <__sfvwrite_r+0x164> 801554a: e9d7 ab00 ldrd sl, fp, [r7] 801554e: 2000 movs r0, #0 8015550: 3708 adds r7, #8 8015552: e6f3 b.n 801533c <__sfvwrite_r+0x3c> 8015554: f10b 0901 add.w r9, fp, #1 8015558: e700 b.n 801535c <__sfvwrite_r+0x5c> 801555a: 4293 cmp r3, r2 801555c: dc08 bgt.n 8015570 <__sfvwrite_r+0x270> 801555e: 6a65 ldr r5, [r4, #36] ; 0x24 8015560: 69e1 ldr r1, [r4, #28] 8015562: 4652 mov r2, sl 8015564: 4630 mov r0, r6 8015566: 47a8 blx r5 8015568: 1e05 subs r5, r0, #0 801556a: f73f af13 bgt.w 8015394 <__sfvwrite_r+0x94> 801556e: e779 b.n 8015464 <__sfvwrite_r+0x164> 8015570: 4651 mov r1, sl 8015572: 9201 str r2, [sp, #4] 8015574: f7fb fd76 bl 8011064 8015578: 9a01 ldr r2, [sp, #4] 801557a: 68a3 ldr r3, [r4, #8] 801557c: 1a9b subs r3, r3, r2 801557e: 60a3 str r3, [r4, #8] 8015580: 6823 ldr r3, [r4, #0] 8015582: 4413 add r3, r2 8015584: 6023 str r3, [r4, #0] 8015586: 4615 mov r5, r2 8015588: e704 b.n 8015394 <__sfvwrite_r+0x94> 801558a: 2001 movs r0, #1 801558c: e70c b.n 80153a8 <__sfvwrite_r+0xa8> 801558e: bf00 nop 8015590: 7ffffc00 .word 0x7ffffc00 08015594 <_isatty_r>: 8015594: b538 push {r3, r4, r5, lr} 8015596: 4d06 ldr r5, [pc, #24] ; (80155b0 <_isatty_r+0x1c>) 8015598: 2300 movs r3, #0 801559a: 4604 mov r4, r0 801559c: 4608 mov r0, r1 801559e: 602b str r3, [r5, #0] 80155a0: f000 faba bl 8015b18 <_isatty> 80155a4: 1c43 adds r3, r0, #1 80155a6: d102 bne.n 80155ae <_isatty_r+0x1a> 80155a8: 682b ldr r3, [r5, #0] 80155aa: b103 cbz r3, 80155ae <_isatty_r+0x1a> 80155ac: 6023 str r3, [r4, #0] 80155ae: bd38 pop {r3, r4, r5, pc} 80155b0: 20009b9c .word 0x20009b9c 080155b4 <__locale_mb_cur_max>: 80155b4: 4b01 ldr r3, [pc, #4] ; (80155bc <__locale_mb_cur_max+0x8>) 80155b6: f893 0128 ldrb.w r0, [r3, #296] ; 0x128 80155ba: 4770 bx lr 80155bc: 20000874 .word 0x20000874 080155c0 <_lseek_r>: 80155c0: b538 push {r3, r4, r5, lr} 80155c2: 4d07 ldr r5, [pc, #28] ; (80155e0 <_lseek_r+0x20>) 80155c4: 4604 mov r4, r0 80155c6: 4608 mov r0, r1 80155c8: 4611 mov r1, r2 80155ca: 2200 movs r2, #0 80155cc: 602a str r2, [r5, #0] 80155ce: 461a mov r2, r3 80155d0: f000 fab2 bl 8015b38 <_lseek> 80155d4: 1c43 adds r3, r0, #1 80155d6: d102 bne.n 80155de <_lseek_r+0x1e> 80155d8: 682b ldr r3, [r5, #0] 80155da: b103 cbz r3, 80155de <_lseek_r+0x1e> 80155dc: 6023 str r3, [r4, #0] 80155de: bd38 pop {r3, r4, r5, pc} 80155e0: 20009b9c .word 0x20009b9c 080155e4 <__ascii_mbtowc>: 80155e4: b082 sub sp, #8 80155e6: b901 cbnz r1, 80155ea <__ascii_mbtowc+0x6> 80155e8: a901 add r1, sp, #4 80155ea: b142 cbz r2, 80155fe <__ascii_mbtowc+0x1a> 80155ec: b14b cbz r3, 8015602 <__ascii_mbtowc+0x1e> 80155ee: 7813 ldrb r3, [r2, #0] 80155f0: 600b str r3, [r1, #0] 80155f2: 7812 ldrb r2, [r2, #0] 80155f4: 1e10 subs r0, r2, #0 80155f6: bf18 it ne 80155f8: 2001 movne r0, #1 80155fa: b002 add sp, #8 80155fc: 4770 bx lr 80155fe: 4610 mov r0, r2 8015600: e7fb b.n 80155fa <__ascii_mbtowc+0x16> 8015602: f06f 0001 mvn.w r0, #1 8015606: e7f8 b.n 80155fa <__ascii_mbtowc+0x16> 08015608 <_read_r>: 8015608: b538 push {r3, r4, r5, lr} 801560a: 4d07 ldr r5, [pc, #28] ; (8015628 <_read_r+0x20>) 801560c: 4604 mov r4, r0 801560e: 4608 mov r0, r1 8015610: 4611 mov r1, r2 8015612: 2200 movs r2, #0 8015614: 602a str r2, [r5, #0] 8015616: 461a mov r2, r3 8015618: f000 fa96 bl 8015b48 <_read> 801561c: 1c43 adds r3, r0, #1 801561e: d102 bne.n 8015626 <_read_r+0x1e> 8015620: 682b ldr r3, [r5, #0] 8015622: b103 cbz r3, 8015626 <_read_r+0x1e> 8015624: 6023 str r3, [r4, #0] 8015626: bd38 pop {r3, r4, r5, pc} 8015628: 20009b9c .word 0x20009b9c 0801562c <_realloc_r>: 801562c: e92d 4ff7 stmdb sp!, {r0, r1, r2, r4, r5, r6, r7, r8, r9, sl, fp, lr} 8015630: 4681 mov r9, r0 8015632: 460c mov r4, r1 8015634: b929 cbnz r1, 8015642 <_realloc_r+0x16> 8015636: 4611 mov r1, r2 8015638: b003 add sp, #12 801563a: e8bd 4ff0 ldmia.w sp!, {r4, r5, r6, r7, r8, r9, sl, fp, lr} 801563e: f7fe b98d b.w 801395c <_malloc_r> 8015642: 9201 str r2, [sp, #4] 8015644: f7fe fbc6 bl 8013dd4 <__malloc_lock> 8015648: 9a01 ldr r2, [sp, #4] 801564a: f102 080b add.w r8, r2, #11 801564e: f1b8 0f16 cmp.w r8, #22 8015652: d90b bls.n 801566c <_realloc_r+0x40> 8015654: f038 0807 bics.w r8, r8, #7 8015658: d50a bpl.n 8015670 <_realloc_r+0x44> 801565a: 230c movs r3, #12 801565c: f8c9 3000 str.w r3, [r9] 8015660: f04f 0b00 mov.w fp, #0 8015664: 4658 mov r0, fp 8015666: b003 add sp, #12 8015668: e8bd 8ff0 ldmia.w sp!, {r4, r5, r6, r7, r8, r9, sl, fp, pc} 801566c: f04f 0810 mov.w r8, #16 8015670: 4590 cmp r8, r2 8015672: d3f2 bcc.n 801565a <_realloc_r+0x2e> 8015674: f854 5c04 ldr.w r5, [r4, #-4] 8015678: f025 0603 bic.w r6, r5, #3 801567c: 45b0 cmp r8, r6 801567e: f1a4 0a08 sub.w sl, r4, #8 8015682: f340 816e ble.w 8015962 <_realloc_r+0x336> 8015686: 499b ldr r1, [pc, #620] ; (80158f4 <_realloc_r+0x2c8>) 8015688: f8d1 c008 ldr.w ip, [r1, #8] 801568c: eb0a 0306 add.w r3, sl, r6 8015690: 459c cmp ip, r3 8015692: 6859 ldr r1, [r3, #4] 8015694: d005 beq.n 80156a2 <_realloc_r+0x76> 8015696: f021 0001 bic.w r0, r1, #1 801569a: 4418 add r0, r3 801569c: 6840 ldr r0, [r0, #4] 801569e: 07c7 lsls r7, r0, #31 80156a0: d427 bmi.n 80156f2 <_realloc_r+0xc6> 80156a2: f021 0103 bic.w r1, r1, #3 80156a6: 459c cmp ip, r3 80156a8: eb06 0701 add.w r7, r6, r1 80156ac: d119 bne.n 80156e2 <_realloc_r+0xb6> 80156ae: f108 0010 add.w r0, r8, #16 80156b2: 42b8 cmp r0, r7 80156b4: dc1f bgt.n 80156f6 <_realloc_r+0xca> 80156b6: eb0a 0308 add.w r3, sl, r8 80156ba: 4a8e ldr r2, [pc, #568] ; (80158f4 <_realloc_r+0x2c8>) 80156bc: eba7 0708 sub.w r7, r7, r8 80156c0: f047 0701 orr.w r7, r7, #1 80156c4: 6093 str r3, [r2, #8] 80156c6: 605f str r7, [r3, #4] 80156c8: f854 3c04 ldr.w r3, [r4, #-4] 80156cc: f003 0301 and.w r3, r3, #1 80156d0: ea43 0308 orr.w r3, r3, r8 80156d4: f844 3c04 str.w r3, [r4, #-4] 80156d8: 4648 mov r0, r9 80156da: f7fe fb81 bl 8013de0 <__malloc_unlock> 80156de: 46a3 mov fp, r4 80156e0: e7c0 b.n 8015664 <_realloc_r+0x38> 80156e2: 45b8 cmp r8, r7 80156e4: dc07 bgt.n 80156f6 <_realloc_r+0xca> 80156e6: e9d3 3202 ldrd r3, r2, [r3, #8] 80156ea: 60da str r2, [r3, #12] 80156ec: 6093 str r3, [r2, #8] 80156ee: 4655 mov r5, sl 80156f0: e07f b.n 80157f2 <_realloc_r+0x1c6> 80156f2: 2100 movs r1, #0 80156f4: 460b mov r3, r1 80156f6: 07e8 lsls r0, r5, #31 80156f8: f100 80e5 bmi.w 80158c6 <_realloc_r+0x29a> 80156fc: f854 5c08 ldr.w r5, [r4, #-8] 8015700: ebaa 0505 sub.w r5, sl, r5 8015704: 6868 ldr r0, [r5, #4] 8015706: f020 0003 bic.w r0, r0, #3 801570a: eb00 0b06 add.w fp, r0, r6 801570e: 2b00 cmp r3, #0 8015710: f000 80a5 beq.w 801585e <_realloc_r+0x232> 8015714: 459c cmp ip, r3 8015716: eb01 070b add.w r7, r1, fp 801571a: d14a bne.n 80157b2 <_realloc_r+0x186> 801571c: f108 0310 add.w r3, r8, #16 8015720: 42bb cmp r3, r7 8015722: f300 809c bgt.w 801585e <_realloc_r+0x232> 8015726: 46ab mov fp, r5 8015728: 68eb ldr r3, [r5, #12] 801572a: f85b 2f08 ldr.w r2, [fp, #8]! 801572e: 60d3 str r3, [r2, #12] 8015730: 609a str r2, [r3, #8] 8015732: 1f32 subs r2, r6, #4 8015734: 2a24 cmp r2, #36 ; 0x24 8015736: d837 bhi.n 80157a8 <_realloc_r+0x17c> 8015738: 2a13 cmp r2, #19 801573a: d933 bls.n 80157a4 <_realloc_r+0x178> 801573c: 6823 ldr r3, [r4, #0] 801573e: 60ab str r3, [r5, #8] 8015740: 6863 ldr r3, [r4, #4] 8015742: 60eb str r3, [r5, #12] 8015744: 2a1b cmp r2, #27 8015746: d81b bhi.n 8015780 <_realloc_r+0x154> 8015748: 3408 adds r4, #8 801574a: f105 0310 add.w r3, r5, #16 801574e: 6822 ldr r2, [r4, #0] 8015750: 601a str r2, [r3, #0] 8015752: 6862 ldr r2, [r4, #4] 8015754: 605a str r2, [r3, #4] 8015756: 68a2 ldr r2, [r4, #8] 8015758: 609a str r2, [r3, #8] 801575a: eb05 0308 add.w r3, r5, r8 801575e: 4a65 ldr r2, [pc, #404] ; (80158f4 <_realloc_r+0x2c8>) 8015760: eba7 0708 sub.w r7, r7, r8 8015764: f047 0701 orr.w r7, r7, #1 8015768: 6093 str r3, [r2, #8] 801576a: 605f str r7, [r3, #4] 801576c: 686b ldr r3, [r5, #4] 801576e: f003 0301 and.w r3, r3, #1 8015772: ea43 0308 orr.w r3, r3, r8 8015776: 606b str r3, [r5, #4] 8015778: 4648 mov r0, r9 801577a: f7fe fb31 bl 8013de0 <__malloc_unlock> 801577e: e771 b.n 8015664 <_realloc_r+0x38> 8015780: 68a3 ldr r3, [r4, #8] 8015782: 612b str r3, [r5, #16] 8015784: 68e3 ldr r3, [r4, #12] 8015786: 616b str r3, [r5, #20] 8015788: 2a24 cmp r2, #36 ; 0x24 801578a: bf01 itttt eq 801578c: 6923 ldreq r3, [r4, #16] 801578e: 61ab streq r3, [r5, #24] 8015790: 6962 ldreq r2, [r4, #20] 8015792: 61ea streq r2, [r5, #28] 8015794: bf19 ittee ne 8015796: 3410 addne r4, #16 8015798: f105 0318 addne.w r3, r5, #24 801579c: f105 0320 addeq.w r3, r5, #32 80157a0: 3418 addeq r4, #24 80157a2: e7d4 b.n 801574e <_realloc_r+0x122> 80157a4: 465b mov r3, fp 80157a6: e7d2 b.n 801574e <_realloc_r+0x122> 80157a8: 4621 mov r1, r4 80157aa: 4658 mov r0, fp 80157ac: f7fb fc5a bl 8011064 80157b0: e7d3 b.n 801575a <_realloc_r+0x12e> 80157b2: 45b8 cmp r8, r7 80157b4: dc53 bgt.n 801585e <_realloc_r+0x232> 80157b6: e9d3 3202 ldrd r3, r2, [r3, #8] 80157ba: 4628 mov r0, r5 80157bc: 60da str r2, [r3, #12] 80157be: 6093 str r3, [r2, #8] 80157c0: f850 2f08 ldr.w r2, [r0, #8]! 80157c4: 68eb ldr r3, [r5, #12] 80157c6: 60d3 str r3, [r2, #12] 80157c8: 609a str r2, [r3, #8] 80157ca: 1f32 subs r2, r6, #4 80157cc: 2a24 cmp r2, #36 ; 0x24 80157ce: d842 bhi.n 8015856 <_realloc_r+0x22a> 80157d0: 2a13 cmp r2, #19 80157d2: d908 bls.n 80157e6 <_realloc_r+0x1ba> 80157d4: 6823 ldr r3, [r4, #0] 80157d6: 60ab str r3, [r5, #8] 80157d8: 6863 ldr r3, [r4, #4] 80157da: 60eb str r3, [r5, #12] 80157dc: 2a1b cmp r2, #27 80157de: d828 bhi.n 8015832 <_realloc_r+0x206> 80157e0: 3408 adds r4, #8 80157e2: f105 0010 add.w r0, r5, #16 80157e6: 6823 ldr r3, [r4, #0] 80157e8: 6003 str r3, [r0, #0] 80157ea: 6863 ldr r3, [r4, #4] 80157ec: 6043 str r3, [r0, #4] 80157ee: 68a3 ldr r3, [r4, #8] 80157f0: 6083 str r3, [r0, #8] 80157f2: 686b ldr r3, [r5, #4] 80157f4: eba7 0008 sub.w r0, r7, r8 80157f8: 280f cmp r0, #15 80157fa: f003 0301 and.w r3, r3, #1 80157fe: eb05 0207 add.w r2, r5, r7 8015802: f240 80b0 bls.w 8015966 <_realloc_r+0x33a> 8015806: eb05 0108 add.w r1, r5, r8 801580a: ea48 0303 orr.w r3, r8, r3 801580e: f040 0001 orr.w r0, r0, #1 8015812: 606b str r3, [r5, #4] 8015814: 6048 str r0, [r1, #4] 8015816: 6853 ldr r3, [r2, #4] 8015818: f043 0301 orr.w r3, r3, #1 801581c: 6053 str r3, [r2, #4] 801581e: 3108 adds r1, #8 8015820: 4648 mov r0, r9 8015822: f7fd ff47 bl 80136b4 <_free_r> 8015826: 4648 mov r0, r9 8015828: f7fe fada bl 8013de0 <__malloc_unlock> 801582c: f105 0b08 add.w fp, r5, #8 8015830: e718 b.n 8015664 <_realloc_r+0x38> 8015832: 68a3 ldr r3, [r4, #8] 8015834: 612b str r3, [r5, #16] 8015836: 68e3 ldr r3, [r4, #12] 8015838: 616b str r3, [r5, #20] 801583a: 2a24 cmp r2, #36 ; 0x24 801583c: bf01 itttt eq 801583e: 6923 ldreq r3, [r4, #16] 8015840: 61ab streq r3, [r5, #24] 8015842: 6963 ldreq r3, [r4, #20] 8015844: 61eb streq r3, [r5, #28] 8015846: bf19 ittee ne 8015848: 3410 addne r4, #16 801584a: f105 0018 addne.w r0, r5, #24 801584e: f105 0020 addeq.w r0, r5, #32 8015852: 3418 addeq r4, #24 8015854: e7c7 b.n 80157e6 <_realloc_r+0x1ba> 8015856: 4621 mov r1, r4 8015858: f7fb fc04 bl 8011064 801585c: e7c9 b.n 80157f2 <_realloc_r+0x1c6> 801585e: 45d8 cmp r8, fp 8015860: dc31 bgt.n 80158c6 <_realloc_r+0x29a> 8015862: 4628 mov r0, r5 8015864: 68eb ldr r3, [r5, #12] 8015866: f850 2f08 ldr.w r2, [r0, #8]! 801586a: 60d3 str r3, [r2, #12] 801586c: 609a str r2, [r3, #8] 801586e: 1f32 subs r2, r6, #4 8015870: 2a24 cmp r2, #36 ; 0x24 8015872: d824 bhi.n 80158be <_realloc_r+0x292> 8015874: 2a13 cmp r2, #19 8015876: d908 bls.n 801588a <_realloc_r+0x25e> 8015878: 6823 ldr r3, [r4, #0] 801587a: 60ab str r3, [r5, #8] 801587c: 6863 ldr r3, [r4, #4] 801587e: 60eb str r3, [r5, #12] 8015880: 2a1b cmp r2, #27 8015882: d80a bhi.n 801589a <_realloc_r+0x26e> 8015884: 3408 adds r4, #8 8015886: f105 0010 add.w r0, r5, #16 801588a: 6823 ldr r3, [r4, #0] 801588c: 6003 str r3, [r0, #0] 801588e: 6863 ldr r3, [r4, #4] 8015890: 6043 str r3, [r0, #4] 8015892: 68a3 ldr r3, [r4, #8] 8015894: 6083 str r3, [r0, #8] 8015896: 465f mov r7, fp 8015898: e7ab b.n 80157f2 <_realloc_r+0x1c6> 801589a: 68a3 ldr r3, [r4, #8] 801589c: 612b str r3, [r5, #16] 801589e: 68e3 ldr r3, [r4, #12] 80158a0: 616b str r3, [r5, #20] 80158a2: 2a24 cmp r2, #36 ; 0x24 80158a4: bf01 itttt eq 80158a6: 6923 ldreq r3, [r4, #16] 80158a8: 61ab streq r3, [r5, #24] 80158aa: 6963 ldreq r3, [r4, #20] 80158ac: 61eb streq r3, [r5, #28] 80158ae: bf19 ittee ne 80158b0: 3410 addne r4, #16 80158b2: f105 0018 addne.w r0, r5, #24 80158b6: f105 0020 addeq.w r0, r5, #32 80158ba: 3418 addeq r4, #24 80158bc: e7e5 b.n 801588a <_realloc_r+0x25e> 80158be: 4621 mov r1, r4 80158c0: f7fb fbd0 bl 8011064 80158c4: e7e7 b.n 8015896 <_realloc_r+0x26a> 80158c6: 4611 mov r1, r2 80158c8: 4648 mov r0, r9 80158ca: f7fe f847 bl 801395c <_malloc_r> 80158ce: 4683 mov fp, r0 80158d0: 2800 cmp r0, #0 80158d2: f43f af51 beq.w 8015778 <_realloc_r+0x14c> 80158d6: f854 3c04 ldr.w r3, [r4, #-4] 80158da: f023 0301 bic.w r3, r3, #1 80158de: 4453 add r3, sl 80158e0: f1a0 0208 sub.w r2, r0, #8 80158e4: 4293 cmp r3, r2 80158e6: d107 bne.n 80158f8 <_realloc_r+0x2cc> 80158e8: f850 7c04 ldr.w r7, [r0, #-4] 80158ec: f027 0703 bic.w r7, r7, #3 80158f0: 4437 add r7, r6 80158f2: e6fc b.n 80156ee <_realloc_r+0xc2> 80158f4: 20000464 .word 0x20000464 80158f8: 1f32 subs r2, r6, #4 80158fa: 2a24 cmp r2, #36 ; 0x24 80158fc: d82d bhi.n 801595a <_realloc_r+0x32e> 80158fe: 2a13 cmp r2, #19 8015900: d928 bls.n 8015954 <_realloc_r+0x328> 8015902: 6823 ldr r3, [r4, #0] 8015904: 6003 str r3, [r0, #0] 8015906: 6863 ldr r3, [r4, #4] 8015908: 6043 str r3, [r0, #4] 801590a: 2a1b cmp r2, #27 801590c: d80e bhi.n 801592c <_realloc_r+0x300> 801590e: f104 0208 add.w r2, r4, #8 8015912: f100 0308 add.w r3, r0, #8 8015916: 6811 ldr r1, [r2, #0] 8015918: 6019 str r1, [r3, #0] 801591a: 6851 ldr r1, [r2, #4] 801591c: 6059 str r1, [r3, #4] 801591e: 6892 ldr r2, [r2, #8] 8015920: 609a str r2, [r3, #8] 8015922: 4621 mov r1, r4 8015924: 4648 mov r0, r9 8015926: f7fd fec5 bl 80136b4 <_free_r> 801592a: e725 b.n 8015778 <_realloc_r+0x14c> 801592c: 68a3 ldr r3, [r4, #8] 801592e: 6083 str r3, [r0, #8] 8015930: 68e3 ldr r3, [r4, #12] 8015932: 60c3 str r3, [r0, #12] 8015934: 2a24 cmp r2, #36 ; 0x24 8015936: bf01 itttt eq 8015938: 6923 ldreq r3, [r4, #16] 801593a: 6103 streq r3, [r0, #16] 801593c: 6961 ldreq r1, [r4, #20] 801593e: 6141 streq r1, [r0, #20] 8015940: bf19 ittee ne 8015942: f104 0210 addne.w r2, r4, #16 8015946: f100 0310 addne.w r3, r0, #16 801594a: f104 0218 addeq.w r2, r4, #24 801594e: f100 0318 addeq.w r3, r0, #24 8015952: e7e0 b.n 8015916 <_realloc_r+0x2ea> 8015954: 4603 mov r3, r0 8015956: 4622 mov r2, r4 8015958: e7dd b.n 8015916 <_realloc_r+0x2ea> 801595a: 4621 mov r1, r4 801595c: f7fb fb82 bl 8011064 8015960: e7df b.n 8015922 <_realloc_r+0x2f6> 8015962: 4637 mov r7, r6 8015964: e6c3 b.n 80156ee <_realloc_r+0xc2> 8015966: 431f orrs r7, r3 8015968: 606f str r7, [r5, #4] 801596a: 6853 ldr r3, [r2, #4] 801596c: f043 0301 orr.w r3, r3, #1 8015970: 6053 str r3, [r2, #4] 8015972: e758 b.n 8015826 <_realloc_r+0x1fa> 08015974 <__swbuf_r>: 8015974: b5f8 push {r3, r4, r5, r6, r7, lr} 8015976: 460e mov r6, r1 8015978: 4614 mov r4, r2 801597a: 4605 mov r5, r0 801597c: b118 cbz r0, 8015986 <__swbuf_r+0x12> 801597e: 6b83 ldr r3, [r0, #56] ; 0x38 8015980: b90b cbnz r3, 8015986 <__swbuf_r+0x12> 8015982: f7fd fe07 bl 8013594 <__sinit> 8015986: 69a3 ldr r3, [r4, #24] 8015988: 60a3 str r3, [r4, #8] 801598a: 89a3 ldrh r3, [r4, #12] 801598c: 0719 lsls r1, r3, #28 801598e: d529 bpl.n 80159e4 <__swbuf_r+0x70> 8015990: 6923 ldr r3, [r4, #16] 8015992: b33b cbz r3, 80159e4 <__swbuf_r+0x70> 8015994: f9b4 300c ldrsh.w r3, [r4, #12] 8015998: b2f6 uxtb r6, r6 801599a: 049a lsls r2, r3, #18 801599c: 4637 mov r7, r6 801599e: d52a bpl.n 80159f6 <__swbuf_r+0x82> 80159a0: 6823 ldr r3, [r4, #0] 80159a2: 6920 ldr r0, [r4, #16] 80159a4: 1a18 subs r0, r3, r0 80159a6: 6963 ldr r3, [r4, #20] 80159a8: 4283 cmp r3, r0 80159aa: dc04 bgt.n 80159b6 <__swbuf_r+0x42> 80159ac: 4621 mov r1, r4 80159ae: 4628 mov r0, r5 80159b0: f7fd fd84 bl 80134bc <_fflush_r> 80159b4: b9e0 cbnz r0, 80159f0 <__swbuf_r+0x7c> 80159b6: 68a3 ldr r3, [r4, #8] 80159b8: 3b01 subs r3, #1 80159ba: 60a3 str r3, [r4, #8] 80159bc: 6823 ldr r3, [r4, #0] 80159be: 1c5a adds r2, r3, #1 80159c0: 6022 str r2, [r4, #0] 80159c2: 701e strb r6, [r3, #0] 80159c4: 6962 ldr r2, [r4, #20] 80159c6: 1c43 adds r3, r0, #1 80159c8: 429a cmp r2, r3 80159ca: d004 beq.n 80159d6 <__swbuf_r+0x62> 80159cc: 89a3 ldrh r3, [r4, #12] 80159ce: 07db lsls r3, r3, #31 80159d0: d506 bpl.n 80159e0 <__swbuf_r+0x6c> 80159d2: 2e0a cmp r6, #10 80159d4: d104 bne.n 80159e0 <__swbuf_r+0x6c> 80159d6: 4621 mov r1, r4 80159d8: 4628 mov r0, r5 80159da: f7fd fd6f bl 80134bc <_fflush_r> 80159de: b938 cbnz r0, 80159f0 <__swbuf_r+0x7c> 80159e0: 4638 mov r0, r7 80159e2: bdf8 pop {r3, r4, r5, r6, r7, pc} 80159e4: 4621 mov r1, r4 80159e6: 4628 mov r0, r5 80159e8: f7fc fe08 bl 80125fc <__swsetup_r> 80159ec: 2800 cmp r0, #0 80159ee: d0d1 beq.n 8015994 <__swbuf_r+0x20> 80159f0: f04f 37ff mov.w r7, #4294967295 80159f4: e7f4 b.n 80159e0 <__swbuf_r+0x6c> 80159f6: f443 5300 orr.w r3, r3, #8192 ; 0x2000 80159fa: 81a3 strh r3, [r4, #12] 80159fc: 6e63 ldr r3, [r4, #100] ; 0x64 80159fe: f423 5300 bic.w r3, r3, #8192 ; 0x2000 8015a02: 6663 str r3, [r4, #100] ; 0x64 8015a04: e7cc b.n 80159a0 <__swbuf_r+0x2c> ... 08015a08 <_wcrtomb_r>: 8015a08: b5f0 push {r4, r5, r6, r7, lr} 8015a0a: 4c09 ldr r4, [pc, #36] ; (8015a30 <_wcrtomb_r+0x28>) 8015a0c: b085 sub sp, #20 8015a0e: f8d4 70e0 ldr.w r7, [r4, #224] ; 0xe0 8015a12: 4605 mov r5, r0 8015a14: 461e mov r6, r3 8015a16: b909 cbnz r1, 8015a1c <_wcrtomb_r+0x14> 8015a18: 460a mov r2, r1 8015a1a: a901 add r1, sp, #4 8015a1c: 47b8 blx r7 8015a1e: 1c43 adds r3, r0, #1 8015a20: bf01 itttt eq 8015a22: 2300 moveq r3, #0 8015a24: 6033 streq r3, [r6, #0] 8015a26: 238a moveq r3, #138 ; 0x8a 8015a28: 602b streq r3, [r5, #0] 8015a2a: b005 add sp, #20 8015a2c: bdf0 pop {r4, r5, r6, r7, pc} 8015a2e: bf00 nop 8015a30: 20000874 .word 0x20000874 08015a34 <__ascii_wctomb>: 8015a34: b149 cbz r1, 8015a4a <__ascii_wctomb+0x16> 8015a36: 2aff cmp r2, #255 ; 0xff 8015a38: bf85 ittet hi 8015a3a: 238a movhi r3, #138 ; 0x8a 8015a3c: 6003 strhi r3, [r0, #0] 8015a3e: 700a strbls r2, [r1, #0] 8015a40: f04f 30ff movhi.w r0, #4294967295 8015a44: bf98 it ls 8015a46: 2001 movls r0, #1 8015a48: 4770 bx lr 8015a4a: 4608 mov r0, r1 8015a4c: 4770 bx lr 08015a4e : 8015a4e: b508 push {r3, lr} 8015a50: 2006 movs r0, #6 8015a52: f000 f82d bl 8015ab0 8015a56: 2001 movs r0, #1 8015a58: f000 f894 bl 8015b84 <_exit> 08015a5c <_raise_r>: 8015a5c: 291f cmp r1, #31 8015a5e: b538 push {r3, r4, r5, lr} 8015a60: 4604 mov r4, r0 8015a62: 460d mov r5, r1 8015a64: d904 bls.n 8015a70 <_raise_r+0x14> 8015a66: 2316 movs r3, #22 8015a68: 6003 str r3, [r0, #0] 8015a6a: f04f 30ff mov.w r0, #4294967295 8015a6e: bd38 pop {r3, r4, r5, pc} 8015a70: f8d0 22dc ldr.w r2, [r0, #732] ; 0x2dc 8015a74: b112 cbz r2, 8015a7c <_raise_r+0x20> 8015a76: f852 3021 ldr.w r3, [r2, r1, lsl #2] 8015a7a: b94b cbnz r3, 8015a90 <_raise_r+0x34> 8015a7c: 4620 mov r0, r4 8015a7e: f000 f831 bl 8015ae4 <_getpid_r> 8015a82: 462a mov r2, r5 8015a84: 4601 mov r1, r0 8015a86: 4620 mov r0, r4 8015a88: e8bd 4038 ldmia.w sp!, {r3, r4, r5, lr} 8015a8c: f000 b818 b.w 8015ac0 <_kill_r> 8015a90: 2b01 cmp r3, #1 8015a92: d00a beq.n 8015aaa <_raise_r+0x4e> 8015a94: 1c59 adds r1, r3, #1 8015a96: d103 bne.n 8015aa0 <_raise_r+0x44> 8015a98: 2316 movs r3, #22 8015a9a: 6003 str r3, [r0, #0] 8015a9c: 2001 movs r0, #1 8015a9e: e7e6 b.n 8015a6e <_raise_r+0x12> 8015aa0: 2400 movs r4, #0 8015aa2: f842 4025 str.w r4, [r2, r5, lsl #2] 8015aa6: 4628 mov r0, r5 8015aa8: 4798 blx r3 8015aaa: 2000 movs r0, #0 8015aac: e7df b.n 8015a6e <_raise_r+0x12> ... 08015ab0 : 8015ab0: 4b02 ldr r3, [pc, #8] ; (8015abc ) 8015ab2: 4601 mov r1, r0 8015ab4: 6818 ldr r0, [r3, #0] 8015ab6: f7ff bfd1 b.w 8015a5c <_raise_r> 8015aba: bf00 nop 8015abc: 20000030 .word 0x20000030 08015ac0 <_kill_r>: 8015ac0: b538 push {r3, r4, r5, lr} 8015ac2: 4d07 ldr r5, [pc, #28] ; (8015ae0 <_kill_r+0x20>) 8015ac4: 2300 movs r3, #0 8015ac6: 4604 mov r4, r0 8015ac8: 4608 mov r0, r1 8015aca: 4611 mov r1, r2 8015acc: 602b str r3, [r5, #0] 8015ace: f000 f82b bl 8015b28 <_kill> 8015ad2: 1c43 adds r3, r0, #1 8015ad4: d102 bne.n 8015adc <_kill_r+0x1c> 8015ad6: 682b ldr r3, [r5, #0] 8015ad8: b103 cbz r3, 8015adc <_kill_r+0x1c> 8015ada: 6023 str r3, [r4, #0] 8015adc: bd38 pop {r3, r4, r5, pc} 8015ade: bf00 nop 8015ae0: 20009b9c .word 0x20009b9c 08015ae4 <_getpid_r>: 8015ae4: f000 b810 b.w 8015b08 <_getpid> 08015ae8 <_close>: 8015ae8: 4b02 ldr r3, [pc, #8] ; (8015af4 <_close+0xc>) 8015aea: 2258 movs r2, #88 ; 0x58 8015aec: 601a str r2, [r3, #0] 8015aee: f04f 30ff mov.w r0, #4294967295 8015af2: 4770 bx lr 8015af4: 20009b9c .word 0x20009b9c 08015af8 <_fstat>: 8015af8: 4b02 ldr r3, [pc, #8] ; (8015b04 <_fstat+0xc>) 8015afa: 2258 movs r2, #88 ; 0x58 8015afc: 601a str r2, [r3, #0] 8015afe: f04f 30ff mov.w r0, #4294967295 8015b02: 4770 bx lr 8015b04: 20009b9c .word 0x20009b9c 08015b08 <_getpid>: 8015b08: 4b02 ldr r3, [pc, #8] ; (8015b14 <_getpid+0xc>) 8015b0a: 2258 movs r2, #88 ; 0x58 8015b0c: 601a str r2, [r3, #0] 8015b0e: f04f 30ff mov.w r0, #4294967295 8015b12: 4770 bx lr 8015b14: 20009b9c .word 0x20009b9c 08015b18 <_isatty>: 8015b18: 4b02 ldr r3, [pc, #8] ; (8015b24 <_isatty+0xc>) 8015b1a: 2258 movs r2, #88 ; 0x58 8015b1c: 601a str r2, [r3, #0] 8015b1e: 2000 movs r0, #0 8015b20: 4770 bx lr 8015b22: bf00 nop 8015b24: 20009b9c .word 0x20009b9c 08015b28 <_kill>: 8015b28: 4b02 ldr r3, [pc, #8] ; (8015b34 <_kill+0xc>) 8015b2a: 2258 movs r2, #88 ; 0x58 8015b2c: 601a str r2, [r3, #0] 8015b2e: f04f 30ff mov.w r0, #4294967295 8015b32: 4770 bx lr 8015b34: 20009b9c .word 0x20009b9c 08015b38 <_lseek>: 8015b38: 4b02 ldr r3, [pc, #8] ; (8015b44 <_lseek+0xc>) 8015b3a: 2258 movs r2, #88 ; 0x58 8015b3c: 601a str r2, [r3, #0] 8015b3e: f04f 30ff mov.w r0, #4294967295 8015b42: 4770 bx lr 8015b44: 20009b9c .word 0x20009b9c 08015b48 <_read>: 8015b48: 4b02 ldr r3, [pc, #8] ; (8015b54 <_read+0xc>) 8015b4a: 2258 movs r2, #88 ; 0x58 8015b4c: 601a str r2, [r3, #0] 8015b4e: f04f 30ff mov.w r0, #4294967295 8015b52: 4770 bx lr 8015b54: 20009b9c .word 0x20009b9c 08015b58 <_sbrk>: 8015b58: 4a04 ldr r2, [pc, #16] ; (8015b6c <_sbrk+0x14>) 8015b5a: 6811 ldr r1, [r2, #0] 8015b5c: 4603 mov r3, r0 8015b5e: b909 cbnz r1, 8015b64 <_sbrk+0xc> 8015b60: 4903 ldr r1, [pc, #12] ; (8015b70 <_sbrk+0x18>) 8015b62: 6011 str r1, [r2, #0] 8015b64: 6810 ldr r0, [r2, #0] 8015b66: 4403 add r3, r0 8015b68: 6013 str r3, [r2, #0] 8015b6a: 4770 bx lr 8015b6c: 20009ba0 .word 0x20009ba0 8015b70: 20009ba8 .word 0x20009ba8 08015b74 <_write>: 8015b74: 4b02 ldr r3, [pc, #8] ; (8015b80 <_write+0xc>) 8015b76: 2258 movs r2, #88 ; 0x58 8015b78: 601a str r2, [r3, #0] 8015b7a: f04f 30ff mov.w r0, #4294967295 8015b7e: 4770 bx lr 8015b80: 20009b9c .word 0x20009b9c 08015b84 <_exit>: 8015b84: e7fe b.n 8015b84 <_exit> ... 08015b88 <_init>: 8015b88: b5f8 push {r3, r4, r5, r6, r7, lr} 8015b8a: bf00 nop 8015b8c: bcf8 pop {r3, r4, r5, r6, r7} 8015b8e: bc08 pop {r3} 8015b90: 469e mov lr, r3 8015b92: 4770 bx lr 08015b94 <_fini>: 8015b94: b5f8 push {r3, r4, r5, r6, r7, lr} 8015b96: bf00 nop 8015b98: bcf8 pop {r3, r4, r5, r6, r7} 8015b9a: bc08 pop {r3} 8015b9c: 469e mov lr, r3 8015b9e: 4770 bx lr