. /lib/functions.sh

# don't modify FW data when booting with initramfs image
fstype="$(/bin/mount | awk '($3 ~ /^\/$/) && ($5 !~ /rootfs/) { print $5 }')"
[ "$fstype" = "tmpfs" ] && \
	exit 0

fixup_trx_crc() {
	local trx_magic="$1"
	local kernel_size=$(sed -n 's/mtd[0-9]*: \([0-9a-f]*\).*"\(kernel\|linux\)".*/\1/p' /proc/mtd)

	mtd -M $trx_magic ${kernel_size:+-c 0x$kernel_size} fixtrx firmware
}

case "$(board_name)" in
buffalo,wsr-2533dhpl2)
	fixup_trx_crc 0x50484c32
	;;
buffalo,wsr-2533dhpls)
	fixup_trx_crc 0x44484C53
	;;
esac