target/linux/bcm53xx/base-files/etc/diag.sh

   1 #!/bin/sh
   2 # Copyright (C) 2014 OpenWrt.org
   3
   4 . /lib/functions/leds.sh
   5
   6 get_status_led() {
   7         local status_led_file
   8
   9         # There may be more than one color of power LED, try to avoid amber/red
  10         status_led_file=$(find /sys/class/leds/ -name "*:power" -a ! -name "*:amber:*" -a ! -name "*:red:*" | head -n1)
  11         if [ -d "$status_led_file" ]; then
  12                 status_led=$(basename $status_led_file)
  13                 return
  14         fi;
  15
  16         # Now just pick any power LED
  17         status_led_file=$(find /sys/class/leds/ -name "*:power:*" | head -n1)
  18         if [ -d "$status_led_file" ]; then
  19                 status_led=$(basename $status_led_file)
  20                 return
  21         fi;
  22 }
  23
  24 set_state() {
  25         get_status_led
  26
  27         [ -z "$status_led" ] && return
  28
  29         case "$1" in
  30         preinit)
  31                 status_led_blink_preinit
  32                 ;;
  33         failsafe)
  34                 status_led_blink_failsafe
  35                 ;;
  36         preinit_regular)
  37                 status_led_blink_preinit_regular
  38                 ;;
  39         done)
  40                 status_led_on
  41                 ;;
  42         esac
  43 }