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diff --git a/target/linux/atheros/base-files/lib/upgrade/.svn/entries b/target/linux/atheros/base-files/lib/upgrade/.svn/entries
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+10
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+dir
+36060
+svn://svn.openwrt.org/openwrt/trunk/target/linux/atheros/base-files/lib/upgrade
+svn://svn.openwrt.org/openwrt
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+2009-09-22T01:09:04.904545Z
+17668
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+3c298f89-4303-0410-b956-a3cf2f4a3e73
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+platform.sh
+file
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+2013-03-17T12:12:48.000000Z
+9a90a54f1ac93b214395eff4b8bb0853
+2009-09-22T01:09:04.904545Z
+17668
+jow
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diff --git a/target/linux/atheros/base-files/lib/upgrade/.svn/text-base/platform.sh.svn-base b/target/linux/atheros/base-files/lib/upgrade/.svn/text-base/platform.sh.svn-base
new file mode 100644
index 0000000..d4daaac
--- /dev/null
+++ b/target/linux/atheros/base-files/lib/upgrade/.svn/text-base/platform.sh.svn-base
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+CI_BLKSZ=65536
+CI_LDADR=0x80041000
+
+platform_find_partitions() {
+	local first dev size erasesize name
+	while read dev size erasesize name; do
+		name=${name#'"'}; name=${name%'"'}
+		case "$name" in
+			vmlinux.bin.l7|kernel|linux|rootfs)
+				if [ -z "$first" ]; then
+					first="$name"
+				else
+					echo "$erasesize:$first:$name"
+					break
+				fi
+			;;
+		esac
+	done < /proc/mtd
+}
+
+platform_find_kernelpart() {
+	local part
+	for part in "${1%:*}" "${1#*:}"; do
+		case "$part" in
+			vmlinux.bin.l7|kernel|linux)
+				echo "$part"
+				break
+			;;
+		esac
+	done
+}
+
+platform_check_image() {
+	[ "$ARGC" -gt 1 ] && return 1
+
+	case "$(get_magic_word "$1")" in
+		# Combined Image
+		4349)
+			local md5_img=$(dd if="$1" bs=2 skip=9 count=16 2>/dev/null)
+			local md5_chk=$(dd if="$1" bs=$CI_BLKSZ skip=1 2>/dev/null | md5sum -); md5_chk="${md5_chk%% *}"
+
+			if [ -n "$md5_img" -a -n "$md5_chk" ] && [ "$md5_img" = "$md5_chk" ]; then
+				return 0
+			else
+				echo "Invalid image. Contents do not match checksum (image:$md5_img calculated:$md5_chk)"
+				return 1
+			fi
+		;;
+		*)
+			echo "Invalid image. Use combined .img files on this platform"
+			return 1
+		;;
+	esac
+}
+
+platform_do_upgrade() {
+	local partitions=$(platform_find_partitions)
+	local kernelpart=$(platform_find_kernelpart "${partitions#*:}")
+	local erase_size=$((0x${partitions%%:*})); partitions="${partitions#*:}"
+	local kern_length=0x$(dd if="$1" bs=2 skip=1 count=4 2>/dev/null)
+	local kern_blocks=$(($kern_length / $CI_BLKSZ))
+	local root_blocks=$((0x$(dd if="$1" bs=2 skip=5 count=4 2>/dev/null) / $CI_BLKSZ))
+
+	if [ -n "$partitions" ] && [ -n "$kernelpart" ] && \
+	   [ ${kern_blocks:-0} -gt 0 ] && \
+	   [ ${root_blocks:-0} -gt ${kern_blocks:-0} ] && \
+	   [ ${erase_size:-0} -gt 0 ];
+	then
+		local append=""
+		[ -f "$CONF_TAR" -a "$SAVE_CONFIG" -eq 1 ] && append="-j $CONF_TAR"
+
+		( dd if="$1" bs=$CI_BLKSZ skip=1 count=$kern_blocks 2>/dev/null; \
+		  dd if="$1" bs=$CI_BLKSZ skip=$((1+$kern_blocks)) count=$root_blocks 2>/dev/null ) | \
+			mtd -r $append -F$kernelpart:$kern_length:$CI_LDADR,rootfs write - $partitions
+	fi
+}