#
# Copyright (C) 2009 OpenWrt.org
#

fetch_mac_from_mtd() {
	local mtd_part=$1
	local lan_env=$2
	local wan_env=$3
	local mtd mac

	mtd=$(grep $mtd_part /proc/mtd | cut -d: -f1)
	[ -z $mtd ] && return

	mac=$(grep $lan_env /dev/$mtd | cut -d= -f2)
	[ ! -z $mac ] && ifconfig eth0 hw ether $mac 2>/dev/null

	mac=$(grep $wan_env /dev/$mtd | cut -d= -f2)
	[ ! -z $mac ] && ifconfig eth1 hw ether $mac 2>/dev/null
}

preinit_set_mac_address() {
	. /lib/functions.sh

	case $(board_name) in
	c-55|\
	c-60)
		mac_lan=$(mtd_get_mac_binary art 0x0)
		[ -n "$mac_lan" ] && ifconfig eth0 hw ether "$mac_lan"
		;;
	dir-615-c1|\
	tew-632brp)
		fetch_mac_from_mtd config lan_mac wan_mac
		;;
	dir-615-i1)
		fetch_mac_from_mtd nvram sys_lan_mac sys_wan_mac
		;;
	mr18|\
	z1)
		mac_lan=$(mtd_get_mac_binary_ubi board-config 0x66)
		[ -n "$mac_lan" ] && ifconfig eth0 hw ether "$mac_lan"
		;;
	r6100)
		mac_lan=$(mtd_get_mac_binary caldata 0x0)
		[ -n "$mac_lan" ] && ifconfig eth1 hw ether "$mac_lan"
		mac_wan=$(mtd_get_mac_binary caldata 0x6)
		[ -n "$mac_wan" ] && ifconfig eth0 hw ether "$mac_wan"
		;;
	rambutan)
		mac_lan=$(mtd_get_mac_binary art 0x0)
		[ -n "$mac_lan" ] && ifconfig eth0 hw ether "$mac_lan"
		mac_wan=$(mtd_get_mac_binary art 0x6)
		[ -n "$mac_wan" ] && ifconfig eth1 hw ether "$mac_wan"
		;;
	wrt160nl)
		fetch_mac_from_mtd nvram lan_hwaddr wan_hwaddr
		;;
	esac
}

boot_hook_add preinit_main preinit_set_mac_address