Someone

#!/bin/sh /etc/rc.common
# Copyright (C) 2006 OpenWrt.org
START=90

start() {
        local dev
        local port
        local res

        config_get dev servfox Device
        config_get port servfox Port
        config_get res servfox Resolution
        echo $res  --- $dev --- $port

        config_load servfox

        echo "/bin/servfox -d ${dev} -w $port -s $res" > /dev/ttyS0
}

stop() {
        killall servfox
}



root@OpenWrt:/etc/init.d# cat /etc/config/servfox
config servfox
        option Device       '/dev/video0'
        option Port         '7070'
        option Resolution   '640x480'
root@OpenWrt:/etc/init.d#


root@OpenWrt:/etc/init.d# ./servfox start
/bin/servfox -d  -w  -s
root@OpenWrt:/etc/init.d#