#!/bin/sh
#
# Copyright (C) 2013 OpenWrt.org
#

. /lib/functions.sh

ramips_switchdev_from_soc() {
	# The ethernet switch driver enables VLAN by default, but
	# failsafe uses eth0, making the device unreachable:
	# https://dev.openwrt.org/ticket/18768

	local switchdev
	local RT3X5X=$(grep -E "(RT3.5|RT5350|MT7628|MT7688|MT7620|MT7621)" /proc/cpuinfo)

	[ -n "$RT3X5X" ] || return 1

	case "$RT3X5X" in
	*MT7620*)
		switchdev=mt7620
		;;
	*MT7621*)
		switchdev=mt7530
		;;
	*)
		switchdev=rt305x
		;;
	esac

	echo "$switchdev"
}

ramips_switchdev_from_board() {
	# For these devices, external ethernet switch should be used
	# instead of the SoC internal switch.

	local switchdev
	local board=$(board_name)

	case "$board" in
	esac

	echo "$switchdev"
}

ramips_set_preinit_iface() {
	local switchdev=$(ramips_switchdev_from_board)
	[ -n "$switchdev" ] || switchdev=$(ramips_switchdev_from_soc)

	if [ -n "$switchdev" ]; then
		swconfig dev $switchdev set reset 1
		swconfig dev $switchdev set enable_vlan 0
		swconfig dev $switchdev set apply 1
	fi

	ifname=eth0
}

boot_hook_add preinit_main ramips_set_preinit_iface