openwrt/package/base-files/files/etc/hotplug2-common.rules

# uncomment me to log hotplug events
# DEVPATH is set {
# 	exec logger -s -t hotplug -p daemon.info "name=%DEVICENAME%, path=%DEVPATH%"
# }

DEVICENAME ~~ (null|full|ptmx|tty|zero|gpio|hvc) {
	makedev /dev/%DEVICENAME% 0666
	next-event
}

DEVICENAME ~~ (tun|tap[0-9]) {
	makedev /dev/net/%DEVICENAME% 0644
}

DEVICENAME ~~ (ppp) {
	makedev /dev/%DEVICENAME% 0600
	next-event
}

DEVICENAME ~~ (controlC[0-9]|pcmC0D0*|timer) {
	makedev /dev/snd/%DEVICENAME% 0644
	next-event
}

DEVICENAME ~~ (lp[0-9]) {
	makedev /dev/%DEVICENAME% 0644
	next-event
}

DEVPATH is set, SUBSYSTEM ~~ (input) {
	makedev /dev/input/%DEVICENAME% 0644
}

DEVICENAME == device-mapper {
	makedev /dev/mapper/control 0600
}


DEVPATH is set {
	makedev /dev/%DEVICENAME% 0644
}

FIRMWARE is set, ACTION == add {
	load-firmware /lib/firmware
	next-event
}