bcm63xx: Add defconfigs.

Port the mechanism for different default configurations from ar71xx and
use the old configuration as the default configuration. This should have
no functional differences to before.
While we are at it, remove the obsolete nat option.

Signed-off-by: Jonas Gorski <jonas.gorski+openwrt@gmail.com>

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@24185 3c298f89-4303-0410-b956-a3cf2f4a3e73

target/linux/brcm63xx/base-files.mk

@@ -0,0 +1,5 @@
+define Package/base-files/install-target
+	rm -f $(1)/etc/config/network
+endef
+
+

target/linux/brcm63xx/base-files/etc/defconfig/generic/network

@@ -12,7 +12,6 @@ config interface lan
         option proto    static
         option ipaddr   192.168.1.1
         option netmask  255.255.255.0
-        option nat      1
 
 config interface wan
 	option ifname	eth0

target/linux/brcm63xx/base-files/etc/init.d/defconfig

@@ -0,0 +1,18 @@
+#!/bin/sh /etc/rc.common
+#
+# Copyright (C) 2009 OpenWrt.org
+#
+
+START=05
+
+start() {
+	local board=$(awk 'BEGIN{FS="[ \t:/]+"} /system type/ {print $4}' /proc/cpuinfo)
+
+	[ ! -d /etc/defconfig/$board ] && board="generic"
+
+	for f in $( ls /etc/defconfig/$board ); do
+		if [ ! -e /etc/config/$f ]; then
+			cp /etc/defconfig/$board/$f /etc/config/
+		fi
+	done
+}