149 lines
2.3 KiB
Bash
Executable file
149 lines
2.3 KiB
Bash
Executable file
#!/bin/sh
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. /etc/functions.sh
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. /lib/ramips.sh
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if [ ! -x /usr/sbin/maccalc ]; then
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echo "$0: maccalc not found!"
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return
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fi
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create_lan_wan()
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{
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uci batch <<EOF
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set network.lan.ifname=eth0.1
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set network.wan=interface
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set network.wan.ifname=eth0.2
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set network.wan.proto=dhcp
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commit network
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EOF
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}
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get_mac_binary()
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{
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local mtdname="$1"
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local seek="$2"
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local part
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part=$(find_mtd_part "$mtdname")
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if [ -z "$part" ]; then
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echo "get_mac_binary: partition $mtdname not found!" >&2
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return
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fi
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dd bs=1 skip=$seek count=6 if=$part 2>/dev/null | /usr/sbin/maccalc bin2mac
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}
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get_mac_nvram()
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{
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local mtdname="$1"
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local key="$2"
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local part
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local mac_dirty
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part=$(find_mtd_part "$mtdname")
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if [ -z "$part" ]; then
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echo "get_mac_nvram: partition $mtdname not found!" >&2
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return
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fi
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mac_dirty=$(strings "$part" | sed -n 's/'"$key"'=//p')
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# "canonicalize" mac
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maccalc add "$mac_dirty" 0
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}
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set_macs()
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{
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local lan_mac="$1"
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local wan_mac="$2"
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echo "Setting LAN mac address to: $lan_mac" >&2
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echo "Setting WAN mac address to: $wan_mac" >&2
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uci batch <<EOF
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set network.lan.macaddr='$lan_mac'
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set network.wan.macaddr='$wan_mac'
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commit network
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EOF
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}
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set_macs_only_lan()
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{
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local lan_mac="$1"
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local wan_mac
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wan_mac=$(/usr/sbin/maccalc add "$lan_mac" 1)
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set_macs "$lan_mac" "$wan_mac"
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}
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set_macs_only_lan_from_mtd()
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{
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local mtdname="$1"
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local seek="$2"
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local lan_mac
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lan_mac=$(get_mac_binary "$mtdname" "$seek")
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if [ -z $lan_mac ]; then
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echo "set_macs_only_lan_from_mtd: can't extract mac address from $part" >&2
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return
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fi
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set_macs_only_lan "$lan_mac"
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}
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set_macs_only_lan_from_nvram()
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{
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local mtdname="$1"
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local key="$2"
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local lan_mac
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lan_mac=$(get_mac_nvram "$mtdname" "$key")
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if [ -z $lan_mac ]; then
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echo "set_macs_only_lan_from_nvram: can't extract mac address from $part" >&2
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return
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fi
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set_macs_only_lan "$lan_mac"
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}
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ramips_setup_interfaces()
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{
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local board="$1"
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case $board in
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argus-atp52b | \
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b2c | \
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f5d8235-v2 | \
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nw718)
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create_lan_wan
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;;
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*)
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RT3X5X=`cat /proc/cpuinfo | grep RT3.5`
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[ -z "${RT3X5X}" ] || create_lan_wan
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;;
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esac
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}
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ramips_setup_macs()
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{
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local board="$1"
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case $board in
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f5d8235-v2)
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set_macs_only_lan_from_mtd "u-boot" 262148
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;;
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argus-atp52b | \
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b2c | \
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nw718)
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set_macs_only_lan_from_mtd "factory" 4
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;;
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esac
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}
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board=$(ramips_board_name)
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ramips_setup_interfaces $board
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ramips_setup_macs $board
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