ath79: add new OF only target for QCA MIPS silicon

This target aims to replace ar71xx mid-term. The big part that is still
missing is making the MMIO/AHB wifi work using OF. NAND and mikrotik
subtargets will follow.

Signed-off-by: John Crispin <john@phrozen.org>

1 files changed, 224 insertions, 0 deletions

diff --git a/target/linux/ath79/base-files/lib/upgrade/platform.sh b/target/linux/ath79/base-files/lib/upgrade/platform.sh
new file mode 100644
index 0000000000..b2b55e64e3
--- /dev/null
+++ b/target/linux/ath79/base-files/lib/upgrade/platform.sh
@@ -0,0 +1,224 @@
+#
+# Copyright (C) 2011 OpenWrt.org
+#
+
+. /lib/functions/system.sh
+
+PART_NAME=firmware
+RAMFS_COPY_BIN='nandwrite'
+
+CI_BLKSZ=65536
+CI_LDADR=0x80060000
+
+PLATFORM_DO_UPGRADE_COMBINED_SEPARATE_MTD=0
+
+platform_find_partitions() {
+	local first dev size erasesize name
+	while read dev size erasesize name; do
+		name=${name#'"'}; name=${name%'"'}
+		case "$name" in
+			vmlinux.bin.l7|vmlinux|kernel|linux|linux.bin|rootfs|filesystem)
+				if [ -z "$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 "$part" in
+			vmlinux.bin.l7|vmlinux|kernel|linux|linux.bin)
+				echo "$part"
+				break
+			;;
+		esac
+	done
+}
+
+platform_find_rootfspart() {
+	local part
+	for part in "${1%:*}" "${1#*:}"; do
+		[ "$part" != "$2" ] && echo "$part" && break
+	done
+}
+
+platform_do_upgrade_combined() {
+	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 0 ] && \
+	   [ ${erase_size:-0} -gt 0 ];
+	then
+		local rootfspart=$(platform_find_rootfspart "$partitions" "$kernelpart")
+		local append=""
+		[ -f "$CONF_TAR" -a "$SAVE_CONFIG" -eq 1 ] && append="-j $CONF_TAR"
+
+		if [ "$PLATFORM_DO_UPGRADE_COMBINED_SEPARATE_MTD" -ne 1 ]; then
+		    ( 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 - $partitions
+		elif [ -n "$rootfspart" ]; then
+		    dd if="$1" bs=$CI_BLKSZ skip=1 count=$kern_blocks 2>/dev/null | \
+			    mtd write - $kernelpart
+		    dd if="$1" bs=$CI_BLKSZ skip=$((1+$kern_blocks)) count=$root_blocks 2>/dev/null | \
+			    mtd -r $append write - $rootfspart
+		fi
+	fi
+	PLATFORM_DO_UPGRADE_COMBINED_SEPARATE_MTD=0
+}
+
+tplink_get_image_hwid() {
+	get_image "$@" | dd bs=4 count=1 skip=16 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"'
+}
+
+tplink_get_image_mid() {
+	get_image "$@" | dd bs=4 count=1 skip=17 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"'
+}
+
+tplink_get_image_boot_size() {
+	get_image "$@" | dd bs=4 count=1 skip=37 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"'
+}
+
+tplink_pharos_check_image() {
+	local magic_long="$(get_magic_long "$1")"
+	[ "$magic_long" != "7f454c46" ] && {
+		echo "Invalid image magic '$magic_long'"
+		return 1
+	}
+
+	local model_string="$(tplink_pharos_get_model_string)"
+	local line
+
+	# Here $1 is given to dd directly instead of get_image as otherwise the skip
+	# will take almost a second (as dd can't seek then)
+	#
+	# This will fail if the image isn't local, but that's fine: as the
+	# read loop won't be executed at all, it will return true, so the image
+	# is accepted (loading the first 1.5M of a remote image for this check seems
+	# a bit extreme)
+	dd if="$1" bs=1 skip=1511432 count=1024 2>/dev/null | while read line; do
+		[ "$line" = "$model_string" ] && break
+	done || {
+		echo "Unsupported image (model not in support-list)"
+		return 1
+	}
+
+	return 0
+}
+
+seama_get_type_magic() {
+	get_image "$@" | dd bs=1 count=4 skip=53 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"'
+}
+
+wrgg_get_image_magic() {
+	get_image "$@" | dd bs=4 count=1 skip=8 2>/dev/null | hexdump -v -n 4 -e '1/1 "%02x"'
+}
+
+cybertan_get_image_magic() {
+	get_image "$@" | dd bs=8 count=1 skip=0  2>/dev/null | hexdump -v -n 8 -e '1/1 "%02x"'
+}
+
+cybertan_check_image() {
+	local magic="$(cybertan_get_image_magic "$1")"
+	local fw_magic="$(cybertan_get_hw_magic)"
+
+	[ "$fw_magic" != "$magic" ] && {
+		echo "Invalid image, ID mismatch, got:$magic, but need:$fw_magic"
+		return 1
+	}
+
+	return 0
+}
+
+platform_do_upgrade_compex() {
+	local fw_file=$1
+	local fw_part=$PART_NAME
+	local fw_mtd=$(find_mtd_part $fw_part)
+	local fw_length=0x$(dd if="$fw_file" bs=2 skip=1 count=4 2>/dev/null)
+	local fw_blocks=$(($fw_length / 65536))
+
+	if [ -n "$fw_mtd" ] &&  [ ${fw_blocks:-0} -gt 0 ]; then
+		local append=""
+		[ -f "$CONF_TAR" -a "$SAVE_CONFIG" -eq 1 ] && append="-j $CONF_TAR"
+
+		sync
+		dd if="$fw_file" bs=64k skip=1 count=$fw_blocks 2>/dev/null | \
+			mtd $append write - "$fw_part"
+	fi
+}
+
+alfa_check_image() {
+	local magic_long="$(get_magic_long "$1")"
+	local fw_part_size=$(mtd_get_part_size firmware)
+
+	case "$magic_long" in
+	"27051956")
+		[ "$fw_part_size" != "16318464" ] && {
+			echo "Invalid image magic \"$magic_long\" for $fw_part_size bytes"
+			return 1
+		}
+		;;
+	"68737173")
+		[ "$fw_part_size" != "7929856" ] && {
+			echo "Invalid image magic \"$magic_long\" for $fw_part_size bytes"
+			return 1
+		}
+		;;
+	esac
+
+	return 0
+}
+
+platform_check_image() {
+	local board=$(board_name)
+	local magic="$(get_magic_word "$1")"
+	local magic_long="$(get_magic_long "$1")"
+
+	[ "$#" -gt 1 ] && return 1
+
+	case "$board" in
+	"ubnt,unifi")
+		[ "$magic" != "2705" ] && {
+			echo "Invalid image type."
+			return 1
+		}
+
+		return 0
+		;;
+	esac
+
+	echo "Sysupgrade is not yet supported on $board."
+	return 1
+}
+
+platform_do_upgrade() {
+	local board=$(board_name)
+
+	case "$board" in
+	*)
+		default_do_upgrade "$ARGV"
+		;;
+	esac
+}
+
+disable_watchdog() {
+	killall watchdog
+	( ps | grep -v 'grep' | grep '/dev/watchdog' ) && {
+		echo 'Could not disable watchdog'
+		return 1
+	}
+}
+
+append sysupgrade_pre_upgrade disable_watchdog