openwrtv4/target/linux/lantiq/base-files/etc/diag.sh

#!/bin/sh
# Copyright (C) 2010-2015 OpenWrt.org

. /lib/functions/leds.sh
. /lib/functions/lantiq.sh

boot="$(lantiq_get_dt_led_chosen boot)"
failsafe="$(lantiq_get_dt_led_chosen failsafe)"
running="$(lantiq_get_dt_led_chosen running)"

set_state() {
    status_led="$boot"

	case "$1" in
	preinit)
		status_led_blink_preinit
		;;
	failsafe)
		status_led_off
		status_led="$failsafe"
		status_led_blink_failsafe
		;;
	preinit_regular)
		status_led_blink_preinit_regular
		;;
	done)
		status_led_off
		[ -n "$running" ] && {
			status_led="$running"
			status_led_on
		}
		;;
	esac
}