add preinit modularization work by Daniel Dickinson (cshore)

[openwrt/openwrt.git] / target / linux / brcm-2.4 / base-files / lib / preinit / 15_set_preinit_interface_brcm-2.4

diff --git a/target/linux/brcm-2.4/base-files/lib/preinit/15_set_preinit_interface_brcm-2.4 b/target/linux/brcm-2.4/base-files/lib/preinit/15_set_preinit_interface_brcm-2.4
new file mode 100644 (file)
index 0000000..5e8dc9f
--- /dev/null
+++ b/target/linux/brcm-2.4/base-files/lib/preinit/15_set_preinit_interface_brcm-2.4
@@ -0,0 +1,38 @@
+. /etc/functions.sh
+
+port_net_echo() {
+    [ -n "$pi_ifname" ] && grep "$pi_ifname" /proc/net/dev >/dev/null ] {
+        if [ "$pi_preinit_net_messages" = "y" ] || [ "$pi_failsafe_net_message"  = "true"] && [ "$pi_preinit_no_failsafe_netmsg" != "y" ]; then
+                netmsg $pi_broadcast "$1"
+        }
+    }
+}
+
+preinit_ip_deconfig() {
+       if [ -z "$pi_ifname" ]; then
+               ifconfig $ifname 0.0.0.0 down
+       else
+               grep "$pi_ifname" /proc/net/dev >/dev/null && {
+               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
+       } || port_net_echo $1
+
+       preinit_ip_deconfig
+}
+
+