From 05bb6a9dacd66df4904b32eb70c99d3c0a206e11 Mon Sep 17 00:00:00 2001
From: cshore <cshore@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Sun, 30 May 2010 01:33:20 +0000
Subject: brcm63xx: Fixed vlan packet leakage in preinit for known devices with
 a switch on eth1 (currently only 96348GW - Tecom 6x00)

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@21629 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 .../lib/preinit/15_set_preinit_interface_brcm63xx  | 44 ++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 target/linux/brcm63xx/base-files/lib/preinit/15_set_preinit_interface_brcm63xx

(limited to 'target/linux/brcm63xx/base-files/lib/preinit/15_set_preinit_interface_brcm63xx')

diff --git a/target/linux/brcm63xx/base-files/lib/preinit/15_set_preinit_interface_brcm63xx b/target/linux/brcm63xx/base-files/lib/preinit/15_set_preinit_interface_brcm63xx
new file mode 100644
index 000000000..6c7a8a858
--- /dev/null
+++ b/target/linux/brcm63xx/base-files/lib/preinit/15_set_preinit_interface_brcm63xx
@@ -0,0 +1,44 @@
+#!/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 $pi_ifname 0.0.0.0 down
+		}
+	fi
+	[ -d /proc/switch/eth1 ] && [ "$ifname" = "eth1" ] && {
+		echo 1 >/proc/switch/eth1/reset
+		echo "0 1 2 3 4 ${cpu_port:-5u*}" > /proc/switch/eth1/vlan/0/ports
+	}
+
+}
+
+preinit_net_echo() {
+	preinit_ip
+	
+	[ -d /proc/switch/eth1 ] && [ "$ifname" = "eth1" ] && {
+		echo 1 >/proc/switch/eth1/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/eth1/vlan/0/ports
+			port_net_echo $1
+		}; done
+		
+		echo "0 ${cpu_port:-5u*}" > /proc/switch/eth1/vlan/0/ports
+		
+	} || port_net_echo $1
+}
+
+
-- 
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