dsl_fs 846 Bytes
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#!/bin/sh /etc/rc.common
# Copyright (C) 2014 OpenWrt.org

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. $IPKG_INSTROOT/lib/functions.sh
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START=30

boot() {
	MTD=$(find_mtd_index dsl_fw)

	grep /lib/firmware/lantiq /proc/mounts && umount /lib/firmware/lantiq

	mkdir -p /lib/firmware/lantiq
	[ "$MTD" -gt 0 ] || return 0

	mount -t tmpfs none /lib/firmware/lantiq
	case "$(dd if=/dev/mtd$MTD bs=2 count=1 2>/dev/null | hexdump -n 2 -e '1/1 "%02x"')" in
		1985)
			mkdir -p /tmp/fw_mnt
			mount -t jffs2 /dev/mtdblock$MTD /tmp/fw_mnt
			cp -a /tmp/fw_mnt/*.bin /lib/firmware/lantiq/
			umount /tmp/fw_mnt
			rmdir /tmp/fw_mnt
		;;
		1f8b)
			tar xz -C /lib/firmware/lantiq < /dev/mtd$MTD
		;;
		*)
			echo "No DSL firmware detected in /dev/mtd$MTD (dsl_fw)"
			return 0
		;;
	esac

	[ -e /lib/firmware/vdsl.bin ] || ln -s /lib/firmware/lantiq/vr9_dsl_fw_annex_b.bin /lib/firmware/vdsl.bin
}