openwrt/target/linux/ath79/generic/base-files/lib/preinit/02_sysinfo_fixup

. /lib/functions.sh

do_sysinfo_ath79_fixup() {
	local model=""

	case $(board_name) in
	netgear,ex7300)
		local part=$(find_mtd_part caldata)
		local board_hw_id=$(dd if=$part bs=1 skip=67 count=10 2>/dev/null)
		case "$board_hw_id" in
		5508013406)
			model="Netgear EX6400"
			;;
		5508013271)
			model="Netgear EX7300"
			;;
		esac
		;;
	netgear,ex7300-v2)
		local part=$(find_mtd_part artmtd)
		local antenna_cfg=$(dd if=$part bs=1 skip=59 count=7 2>/dev/null)
		local board_hw_id=$(dd if=$part bs=1 skip=67 count=6 2>/dev/null)
		case "$antenna_cfg" in
		3X3+3X3)
			model="Netgear EX6250"
			;;
		3X3+4X4)
			# EX6400 v2, EX6410, EX6420
			model="Netgear ${board_hw_id:-EX6400 v2}"
			;;
		4X4+4X4)
			# EX7300 v2, EX7320
			model="Netgear ${board_hw_id:-EX7300 v2}"
			;;
		esac
		;;
	esac

	[ -n "$model" ] && echo "$model" > /tmp/sysinfo/model
}

boot_hook_add preinit_main do_sysinfo_ath79_fixup