From 55280cf59704b5ac70733806665ae106a6193c89 Mon Sep 17 00:00:00 2001
From: Gabor Juhos <juhosg@openwrt.org>
Date: Mon, 15 Aug 2011 18:55:53 +0000
Subject: [PATCH] ramips: rt305x: fix mac addresses on the Netcore NW718 board

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@28006 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 .../linux/ramips/base-files/etc/uci-defaults/nw718 | 24 ++++++++++++++++
 .../ramips/base-files/lib/preinit/06_set_iface_mac | 33 ++++++++++++++++++++++
 2 files changed, 57 insertions(+)
 create mode 100644 target/linux/ramips/base-files/lib/preinit/06_set_iface_mac

diff --git a/target/linux/ramips/base-files/etc/uci-defaults/nw718 b/target/linux/ramips/base-files/etc/uci-defaults/nw718
index 986843ce77..4ce3bc9af8 100755
--- a/target/linux/ramips/base-files/etc/uci-defaults/nw718
+++ b/target/linux/ramips/base-files/etc/uci-defaults/nw718
@@ -3,6 +3,29 @@
 # Copyright (C) 2011 OpenWrt.org
 #
 
+nw718_set_macs() {
+	local part
+	local lan_mac
+	local wan_mac
+
+	. /etc/functions.sh
+
+	part=$(find_mtd_part "factory")
+	[ -z $part ] && return
+
+	lan_mac=$(dd bs=1 skip=4 count=6 if=$part 2>/dev/null | hexdump -v -e '1/1 "%02x"' | sed 's/\(..\)/\1:/g;s/:$//')
+	[ -z $lan_mac ] && return
+
+	[ -z $(which maccalc) ] && return
+	wan_mac=$(maccalc add $lan_mac 1)
+
+	uci batch <<EOF
+set network.lan.macaddr='$lan_mac'
+set network.wan.macaddr='$wan_mac'
+commit network
+EOF
+}
+
 nw718_set_leds() {
 	uci batch <<EOF
 set system.usb_led=led
@@ -21,4 +44,5 @@ board=$(ramips_board_name)
 
 if [ "${board}" == "nw718" ]; then
 	nw718_set_leds
+	nw718_set_macs
 fi
diff --git a/target/linux/ramips/base-files/lib/preinit/06_set_iface_mac b/target/linux/ramips/base-files/lib/preinit/06_set_iface_mac
new file mode 100644
index 0000000000..4be625bd1e
--- /dev/null
+++ b/target/linux/ramips/base-files/lib/preinit/06_set_iface_mac
@@ -0,0 +1,33 @@
+#
+# Copyright (C) 2011 OpenWrt.org
+#
+
+nw718_set_mac() {
+	local part
+	local mac
+
+	[ -z $(which maccalc) ] && return
+
+	. /etc/functions.sh
+
+	part=$(find_mtd_part "factory")
+	[ -z $part ] && return
+
+	mac=$(dd bs=1 skip=4 count=6 if=$part 2>/dev/null | maccalc bin2mac)
+	[ -z $mac ] && return
+
+	mac=$(maccalc or "$mac" "02:00:00:00:00:00")
+	ifconfig eth0 hw ether $mac 2>/dev/null
+}
+
+preinit_set_mac_address() {
+	. /lib/ramips.sh
+
+	case $(ramips_board_name) in
+	nw718)
+		nw718_set_mac
+		;;
+	esac
+}
+
+boot_hook_add preinit_main preinit_set_mac_address
-- 
2.11.0