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#!/bin/sh
# Copyright (C) 2007-2012 OpenWrt.org
# This setup gives us 4.5 distinguishable states:
#
# (1-LED) Solid OFF: Bootloader running, or kernel hung (timer task stalled)
# (1-LED) Solid ON: Kernel hung (timer task stalled)
# (2-LED) Solid RED: Bootloader running, or kernel hung (timer task stalled)
# (2-LED) Solid YELLOW: Kernel hung (timer task stalled)
# 5Hz blink: preinit
# 10Hz blink: failsafe
# (1-LED) Heartbeat: normal operation
# (2-LED) Solid GREEN: normal operation
set_state() {
case "$1" in
preinit)
[ -d /sys/class/leds/status ] && {
echo timer >/sys/class/leds/status/trigger
echo 100 >/sys/class/leds/status/delay_on
echo 100 >/sys/class/leds/status/delay_off
:; } || [ -d /sys/class/leds/power\:green ] && {
echo timer >/sys/class/leds/power\:green/trigger
echo 100 >/sys/class/leds/power\:green/delay_on
echo 100 >/sys/class/leds/power\:green/delay_off
}
;;
failsafe)
[ -d /sys/class/leds/status ] && {
echo timer >/sys/class/leds/status/trigger
echo 50 >/sys/class/leds/status/delay_on
echo 50 >/sys/class/leds/status/delay_off
:; } || [ -d /sys/class/leds/power\:green ] && {
echo timer >/sys/class/leds/power\:green/trigger
echo 50 >/sys/class/leds/power\:green/delay_on
echo 50 >/sys/class/leds/power\:green/delay_off
}
;;
done)
[ -d /sys/class/leds/status ] && {
echo heartbeat >/sys/class/leds/status/trigger
:; } || [ -d /sys/class/leds/power\:green ] && {
echo default-on >/sys/class/leds/power\:green/trigger
echo none >/sys/class/leds/power\:red/trigger
}
;;
esac
}