target/linux/ar7/base-files/etc/diag.sh

   1 #!/bin/sh
   2 # Copyright (C) 2007 OpenWrt.org
   3
   4 # This setup gives us 3.5 distinguishable states:
   5 #
   6 # Solid OFF:  Bootloader running, or kernel hung (timer task stalled)
   7 # Solid ON:   Kernel hung (timer task stalled)
   8 # 5Hz blink:  preinit
   9 # Heartbeat:  normal operation
  10
  11 set_state() {
  12         case "$1" in
  13                 preinit)
  14                         [ -d /sys/class/leds/status ] && {
  15                                 echo timer >/sys/class/leds/status/trigger
  16                                 echo 100 >/sys/class/leds/status/delay_on
  17                                 echo 100 >/sys/class/leds/status/delay_off
  18                         }
  19                 ;;
  20                 done)
  21                         [ -d /sys/class/leds/status ] && {
  22                                 echo heartbeat >/sys/class/leds/status/trigger
  23                         }
  24                 ;;
  25         esac
  26 }