add back the base-files/image code from brcm-2.4 to brcm47xx

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@21945 3c298f89-4303-0410-b956-a3cf2f4a3e73

target/linux/brcm47xx/base-files/lib/preinit/03_init_hotplug_failsafe_brcm

@@ -0,0 +1,9 @@
+#!/bin/sh
+
+init_hotplug_failsafe() {
+	echo '/sbin/hotplug.failsafe' > /proc/sys/kernel/hotplug
+}
+
+boot_hook_add preinit_main init_hotplug_failsafe
+
+

target/linux/brcm47xx/base-files/lib/preinit/05_init_interfaces_brcm

@@ -0,0 +1,37 @@
+#!/bin/sh
+
+set_preinit_iface() {
+	ifname=eth0
+
+	insmod diag
+
+	# hardware specific overrides
+	case "$(cat /proc/diag/model)" in
+		"Linksys WAP54G V1") ifname=eth1;;
+		"ASUS WL-HDD") ifname=eth1;;
+		"ASUS WL-300g") ifname=eth1;;
+		"ASUS (unknown, BCM4702)") ifname=eth1;;
+		"Sitecom WL-105b") ifname=eth1;;
+	esac
+	ifconfig $ifname 0.0.0.0 up
+}
+
+check_module () {
+  module="$1"; shift; params="$*"
+
+  insmod "$module" "$params"
+  sleep 1
+  grep "^$module" /proc/modules
+  return $?
+}
+
+init_iface() {
+	check_module tg3
+	insmod switch-core
+	check_module switch-robo || check_module switch-adm  || { 
+	  check_module bcm57xx activate_gpio=0x4 && cpu_port="8u*"
+	} || rmmod switch-core
+}
+
+boot_hook_add preinit_main set_preinit_iface
+boot_hook_add preinit_main init_iface

target/linux/brcm47xx/base-files/lib/preinit/05_set_failsafe_switch_brcm

@@ -0,0 +1,15 @@
+#!/bin/sh
+
+failsafe_ip() {
+	[ -d /proc/switch/eth0 ] && [ "$ifname" = "eth0" ] && {
+		ifconfig eth0 0.0.0.0 down
+		echo "0 1 2 3 4 ${cpu_port:-5u*}" > /proc/switch/eth0/vlan/0/ports
+	}
+	
+	[ -n "$pi_ifname" ] && grep -q "$pi_ifname" /proc/net/dev && {
+        	ifconfig $pi_ifname $pi_ip netmask $pi_netmask broadcast $pi_broadcast up
+        }
+}
+
+boot_hook_add failsafe failsafe_ip
+

target/linux/brcm47xx/base-files/lib/preinit/15_mount_proc_brcm

@@ -0,0 +1,6 @@
+#!/bin/sh
+
+do_mount_procfs() {
+	mount none /proc -t proc
+}
+

target/linux/brcm47xx/base-files/lib/preinit/15_set_preinit_interface_brcm

@@ -0,0 +1,39 @@
+#!/bin/sh
+
+port_net_echo() {
+	[ -n "$pi_ifname" ] && grep -q "$pi_ifname" /proc/net/dev && {
+		if [ "$pi_preinit_net_messages" = "y" ] || [ "$pi_failsafe_net_message" = "true" ] && [ "$pi_preinit_no_failsafe_netmsg" != "y" ]; then 
+			netmsg $pi_broadcast "$1"
+		fi
+	}
+}
+
+preinit_ip_deconfig() {
+	if [ -z "$pi_ifname" ]; then
+		ifconfig $ifname 0.0.0.0 down
+	else
+		grep -q "$pi_ifname" /proc/net/dev && {
+			ifconfig $pi_ifname 0.0.0.0 down
+		}
+	fi
+}
+
+preinit_net_echo() {
+	preinit_ip
+	
+	[ -d /proc/switch/eth0 ] && [ "$pi_ifname" = "eth0" ] && {
+		echo 1 > /proc/switch/eth0/reset
+
+		# this would be easier if we blasted the message across all ports
+		# but we don't want packets leaking across interfaces
+		for port in $(seq 0 4); do {
+			echo "$port ${cpu_port:-5u*}" > /proc/switch/eth0/vlan/0/ports
+			port_net_echo $1
+		}; done
+		
+		echo "0 ${cpu_port:-5u*}" > /proc/switch/eth0/vlan/0/ports
+		
+	} || port_net_echo $1
+}
+
+

target/linux/brcm47xx/base-files/lib/preinit/20_failsafe_net_echo_brcm

@@ -0,0 +1,12 @@
+#!/bin/sh
+
+indicate_failsafe() {
+	preinit_net_echo() {
+		port_net_echo $1
+	}
+	echo "- failsafe -"
+	preinit_net_echo "Entering Failsafe!\n"
+	indicate_failsafe_led
+}
+
+

target/linux/brcm47xx/base-files/lib/preinit/20_failsafe_set_boot_wait_brcm

@@ -0,0 +1,14 @@
+#!/bin/sh
+
+. /etc/functions.sh
+
+set_boot_wait() {
+	[ -x "/usr/sbin/nvram" ] && {
+		[ "$(nvram get boot_wait)" != "on" ] && {
+			nvram set boot_wait=on
+			nvram commit
+		}
+	}
+}
+
+boot_hook_add failsafe set_boot_wait