1 #!/bin/sh /etc/rc.common
2 # Copyright (C) 2008 OpenWrt.org
17 [ -e /sys
/class
/leds
/${sysfs}/multi_intensity
] ||
return
18 [ -e /sys
/class
/leds
/${sysfs}/multi_index
] ||
return
20 max_b
="$(cat /sys/class/leds/${sysfs}/max_brightness)"
21 colors
="$(cat /sys/class/leds/${sysfs}/multi_index | tr " " "\n")"
23 for color
in $colors; do
24 config_get value
$1 "color_${color}" "0"
25 [ "$value" -gt 0 ] && write=1
26 [ "$value" -gt "$max_b" ] && value
="$max_b"
27 multi_intensity
="${multi_intensity}${value} "
30 # Check if any color is configured
31 [ "$write" = 1 ] ||
return
32 # Remove last whitespace
33 multi_intensity
="${multi_intensity:0:-1}"
35 echo "setting '${name}' led color to '${multi_intensity}'"
36 echo "${multi_intensity}" > /sys
/class
/leds
/${sysfs}/multi_intensity
51 config_get sysfs
$1 sysfs
52 config_get name
$1 name
"$sysfs"
53 config_get trigger
$1 trigger
"none"
55 config_get ports
$1 port
56 config_get mode
$1 mode
57 config_get_bool default
$1 default
"0"
58 config_get delayon
$1 delayon
59 config_get delayoff
$1 delayoff
60 config_get interval
$1 interval
"50"
61 config_get port_state
$1 port_state
62 config_get delay
$1 delay
"150"
63 config_get message
$1 message
""
64 config_get gpio
$1 gpio
"0"
65 config_get_bool inverted
$1 inverted
"0"
67 # execute application led trigger
68 [ -f "/usr/libexec/led-trigger/${trigger}" ] && {
69 .
"/usr/libexec/led-trigger/${trigger}"
73 [ "$trigger" = "usbdev" ] && {
74 # Backward compatibility: translate to the new trigger
76 # Translate port of root hub, e.g. 4-1 -> usb4-port1
77 ports
=$
(echo "$dev" |
sed -n 's/^\([0-9]*\)-\([0-9]*\)$/usb\1-port\2/p')
78 # Translate port of extra hub, e.g. 2-2.4 -> 2-2-port4
79 [ -z "$ports" ] && ports
=$
(echo "$dev" |
sed -n 's/\./-port/p')
82 [ -e /sys
/class
/leds
/${sysfs}/brightness
] && {
83 echo "setting up led ${name}"
87 "$(sed -ne 's/^.*\[\(.*\)\].*$/\1/p' /sys/class/leds/${sysfs}/trigger)" \
88 "$(cat /sys/class/leds/${sysfs}/brightness)" \
90 # Save default color if supported
91 [ -e /sys
/class
/leds
/${sysfs}/multi_intensity
] && {
93 "$(sed 's/\ /:/g' /sys/class/leds/${sysfs}/multi_intensity)" \
96 printf "\n" >> /var
/run
/led.state
99 echo 0 >/sys
/class
/leds
/${sysfs}/brightness
102 cat /sys
/class
/leds
/${sysfs}/max_brightness
> /sys
/class
/leds
/${sysfs}/brightness
104 led_color_set
"$1" "$sysfs"
106 echo $trigger > /sys
/class
/leds
/${sysfs}/trigger
2> /dev
/null
109 echo >&2 "Skipping trigger '$trigger' for led '$name' due to missing kernel module"
114 echo "${inverted}" > "/sys/class/leds/${sysfs}/invert"
119 echo $dev > /sys
/class
/leds
/${sysfs}/device_name
121 [ -e "/sys/class/leds/${sysfs}/$m" ] && \
122 echo 1 > /sys
/class
/leds
/${sysfs}/$m
124 echo $interval > /sys
/class
/leds
/${sysfs}/interval
129 [ -n "$delayon" ] && \
130 echo $delayon > /sys
/class
/leds
/${sysfs}/delay_on
131 [ -n "$delayoff" ] && \
132 echo $delayoff > /sys
/class
/leds
/${sysfs}/delay_off
139 echo 1 > /sys
/class
/leds
/${sysfs}/ports
/$p
144 [ -n "$port_state" ] && \
145 echo $port_state > /sys
/class
/leds
/${sysfs}/port_state
149 echo $gpio > /sys
/class
/leds
/${sysfs}/gpio
150 echo $inverted > /sys
/class
/leds
/${sysfs}/inverted
154 local port_mask speed_mask
156 config_get port_mask
$1 port_mask
157 [ -n "$port_mask" ] && \
158 echo $port_mask > /sys
/class
/leds
/${sysfs}/port_mask
159 config_get speed_mask
$1 speed_mask
160 [ -n "$speed_mask" ] && \
161 echo $speed_mask > /sys
/class
/leds
/${sysfs}/speed_mask
163 echo "$mode" > /sys
/class
/leds
/${sysfs}/mode
170 [ -e /sys
/class
/leds
/ ] && {
171 [ -s /var
/run
/led.state
] && {
172 local led trigger brightness color
173 while read led trigger brightness color
; do
174 [ -e "/sys/class/leds/$led/trigger" ] && \
175 echo "$trigger" > "/sys/class/leds/$led/trigger"
177 [ -e "/sys/class/leds/$led/brightness" ] && \
178 echo "$brightness" > "/sys/class/leds/$led/brightness"
180 [ -e "/sys/class/leds/$led/multi_intensity" ] && \
181 echo "$color" |
sed 's/:/\ /g' > \
182 "/sys/class/leds/$led/multi_intensity"
183 done < /var
/run
/led.state
184 rm /var
/run
/led.state
188 config_foreach load_led led