CFG=/etc/fw_env_gl.config

[ -f /proc/gl-hw-info/cfg-partition ] && dev=$(cat /proc/gl-hw-info/cfg-partition)

[ -n "$dev" -a -e $dev ] || exit 0

name=$(echo ${dev##*/})

case "${name:0:3}" in
    mtd)
        size=$(cat /sys/class/mtd/$name/size | awk '{printf("0x%x",$1)}')
        ;;
    mmc)
        size=$(cat /sys/class/block/$name/size | awk '{printf("0x%x",$1)}')
        ;;
    *)
        exit 0
esac

echo "$dev 0 $size" > $CFG