| 1 | #!/bin/sh |
| 2 | # Copyright (C) 2007-2012 OpenWrt.org |
| 3 | |
| 4 | # This setup gives us 4.5 distinguishable states: |
| 5 | # |
| 6 | # (1-LED) Solid OFF: Bootloader running, or kernel hung (timer task stalled) |
| 7 | # (1-LED) Solid ON: Kernel hung (timer task stalled) |
| 8 | # (2-LED) Solid RED: Bootloader running, or kernel hung (timer task stalled) |
| 9 | # (2-LED) Solid YELLOW: Kernel hung (timer task stalled) |
| 10 | # 5Hz blink: preinit |
| 11 | # 10Hz blink: failsafe |
| 12 | # (1-LED) Heartbeat: normal operation |
| 13 | # (2-LED) Solid GREEN: normal operation |
| 14 | |
| 15 | set_state() { |
| 16 | case "$1" in |
| 17 | preinit) |
| 18 | [ -d /sys/class/leds/status ] && { |
| 19 | echo timer >/sys/class/leds/status/trigger |
| 20 | echo 100 >/sys/class/leds/status/delay_on |
| 21 | echo 100 >/sys/class/leds/status/delay_off |
| 22 | :; } || [ -d /sys/class/leds/power\:green ] && { |
| 23 | echo timer >/sys/class/leds/power\:green/trigger |
| 24 | echo 100 >/sys/class/leds/power\:green/delay_on |
| 25 | echo 100 >/sys/class/leds/power\:green/delay_off |
| 26 | } |
| 27 | ;; |
| 28 | failsafe) |
| 29 | [ -d /sys/class/leds/status ] && { |
| 30 | echo timer >/sys/class/leds/status/trigger |
| 31 | echo 50 >/sys/class/leds/status/delay_on |
| 32 | echo 50 >/sys/class/leds/status/delay_off |
| 33 | :; } || [ -d /sys/class/leds/power\:green ] && { |
| 34 | echo timer >/sys/class/leds/power\:green/trigger |
| 35 | echo 50 >/sys/class/leds/power\:green/delay_on |
| 36 | echo 50 >/sys/class/leds/power\:green/delay_off |
| 37 | } |
| 38 | ;; |
| 39 | done) |
| 40 | [ -d /sys/class/leds/status ] && { |
| 41 | echo heartbeat >/sys/class/leds/status/trigger |
| 42 | :; } || [ -d /sys/class/leds/power\:green ] && { |
| 43 | echo default-on >/sys/class/leds/power\:green/trigger |
| 44 | echo none >/sys/class/leds/power\:red/trigger |
| 45 | } |
| 46 | ;; |
| 47 | esac |
| 48 | } |
| 49 | |
