bcm53xx: failsafe support

[openwrt/openwrt.git] / target / linux / bcm53xx / base-files / etc / diag.sh

diff --git a/target/linux/bcm53xx/base-files/etc/diag.sh b/target/linux/bcm53xx/base-files/etc/diag.sh
new file mode 100644 (file)
index 0000000..05ac9e8
--- /dev/null
+++ b/target/linux/bcm53xx/base-files/etc/diag.sh
@@ -0,0 +1,40 @@
+#!/bin/sh
+# Copyright (C) 2014 OpenWrt.org
+
+. /lib/functions/leds.sh
+
+get_status_led() {
+       local status_led_file
+
+       # There may be more than one color of power LED, try to avoid amber/red
+       status_led_file=$(find /sys/class/leds/ -name "*:power" -a ! -name "*:amber:*" -a ! -name "*:red:*" | head -n1)
+       if [ -d "$status_led_file" ]; then
+               status_led=$(basename $status_led_file)
+               return
+       fi;
+
+       # Now just pick any power LED
+       status_led_file=$(find /sys/class/leds/ -name "*:power:*" | head -n1)
+       if [ -d "$status_led_file" ]; then
+               status_led=$(basename $status_led_file)
+               return
+       fi;
+}
+
+set_state() {
+       get_status_led
+
+       [ -z "$status_led" ] && return
+
+       case "$1" in
+       preinit)
+               status_led_blink_preinit
+               ;;
+       failsafe)
+               status_led_blink_failsafe
+               ;;
+       done)
+               status_led_on
+               ;;
+       esac
+}