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[ ! -e /etc/fw_env.config ] && exit 0
. /lib/functions/system.sh
case "$(board_name)" in
bananapi,bpi-r2|\
bananapi,bpi-r64|\
unielec,u7623-02)
[ -z "$(fw_printenv -n ethaddr 2>/dev/null)" ] &&
fw_setenv ethaddr "$(cat /sys/class/net/eth0/address)"
;;
bananapi,bpi-r3|\
bananapi,bpi-r3-mini|\
bananapi,bpi-4)
[ -z "$(fw_printenv -n ethaddr 2>/dev/null)" ] &&
fw_setenv ethaddr "$(cat /sys/class/net/eth0/address)"
[ -z "$(fw_printenv -n eth1addr 2>/dev/null)" ] &&
fw_setenv eth1addr "$(macaddr_add $(cat /sys/class/net/eth0/address) 1)"
;;
esac
exit 0
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