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#!/bin/sh
preinit_net_echo_send() {
preinit_ip
[ -d /proc/switch/eth0 ] && [ "$pi_ifname" = "eth0" ] && {
echo 1 > /proc/switch/eth0/reset
echo 1 > /proc/switch/eth0/enable
echo 1 > /proc/switch/eth0/enable_vlan
# 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/1/ports
sleep 1
netmsg $pi_broadcast "$1"
}; done
} || netmsg $pi_broadcast "$1"
}
preinit_net_echo() {
[ -n "$pi_ifname" ] && grep -q "$pi_ifname" /proc/net/dev && {
{
[ "$pi_preinit_net_messages" = "y" ] || {
[ "$pi_failsafe_net_message" = "true" ] &&
[ "$pi_preinit_no_failsafe_netmsg" != "y" ]
}
} && preinit_net_echo_send $1
}
}
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