add led and front-light tools

1 files changed, 38 insertions, 0 deletions

diff --git a/led.c b/led.c
new file mode 100644
index 0000000..0297a77
--- /dev/null
+++ b/led.c
@@ -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);
+
+}