diff options
Diffstat (limited to 'led.c')
-rw-r--r-- | led.c | 38 |
1 files changed, 38 insertions, 0 deletions
@@ -0,0 +1,38 @@ +#include <fcntl.h> +#include <sys/ioctl.h> +#include <stdio.h> +#include <stdlib.h> + +#define CM_LED_BLINK 127 +#define CM_nLED 101 + +main (int argc, char *argv[]) +{ + int fd; + fd = open ("/dev/ntx_io", O_RDWR); + + if (argc != 2) { + printf ("Usage:\n%s {0|1}\n", argv[0]); + exit (1); + } + + switch (atoi (argv[1])) { + case 0: + ioctl (fd, CM_LED_BLINK, 0); + ioctl (fd, CM_nLED, 0); + break; + case 1: + ioctl (fd, CM_LED_BLINK, 0); + sleep (1); + ioctl (fd, CM_nLED, 1); + break; + case 2: + ioctl (fd, CM_LED_BLINK, 1); + break; + case 3: + ioctl (fd, CM_LED_BLINK, 2); + break; + } + exit (0); + +} |