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#219 report /dev/gpiochip support

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This commit is contained in:
mstroh76
2024-04-26 17:45:12 +02:00
parent 5e6018ec07
commit 58fd2654a3
2 changed files with 7 additions and 2 deletions
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8
gpio/gpio.c
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@@ -1363,7 +1363,7 @@ static void doVersion (char *argv [])
piModelNames [model], piRevisionNames [rev], piMemorySize [mem], piMakerNames [maker], warranty ? "[Out of Warranty]" : "") ;
// Check for device tree
printf ("System details:\n") ;
printf ("\nSystem details:\n") ;
if (stat ("/proc/device-tree", &statBuf) == 0) { // We're on a devtree system ...
printf (" * Device tree present.\n") ;
}
@@ -1394,9 +1394,13 @@ static void doVersion (char *argv [])
} else {
printf (" * Does not support basic user-level GPIO access via /dev/gpiomem.\n") ;
if(0==bGlobalAccess) {
printf (" * root or sudo may be required for GPIO access.\n") ;
printf (" * root or sudo may be required for direct GPIO access.\n") ;
}
}
if (GetChipFd()>0) {
printf (" * Supports basic user-level GPIO access via /dev/gpiochip (slow).\n") ;
}
}

1
wiringPi/wiringPi.h
View File

@@ -218,6 +218,7 @@ extern int wiringPiSetupGpio (void) ;
extern int wiringPiSetupPhys (void) ;
extern int wiringPiSetupGpioDevice(void) ; //Interface 3.3
extern int GetChipFd ();
extern void pinModeAlt (int pin, int mode) ;
extern void pinMode (int pin, int mode) ;
extern void pullUpDnControl (int pin, int pud) ;