Initial commit

target/linux/mvebu/cortexa53/base-files/lib/preinit/82_uDPU

@@ -0,0 +1,49 @@
+#
+# Copyright (C) 2014-2019 OpenWrt.org
+# Copyright (C) 2016 LEDE-Project.org
+#
+
+preinit_mount_udpu() {
+	. /lib/functions.sh
+	. /lib/upgrade/common.sh
+
+	case $(board_name) in
+	methode,udpu|\
+	methode,edpu)
+		# Check which device is detected
+		[ -b "/dev/mmcblk0" ] && mmcdev="/dev/mmcblk0" || mmcdev="/dev/mmcblk1"
+
+		if [ -b "${mmcdev}p4" ]; then
+			mkdir /misc
+			mount -o compress_algorithm=zstd -t f2fs ${mmcdev}p4 /misc
+			[ -f "/misc/$BACKUP_FILE" ] && {
+				echo "- Restoring configuration files -"
+				tar xzf "/misc/$BACKUP_FILE" -C /
+				rm -f "/misc/$BACKUP_FILE"
+				sync
+			}
+			[ -f "/misc/firmware/recovery.itb" ] && {
+					echo "- Updating /recovery partition -"
+					mkfs.ext4 -q ${mmcdev}p2 | echo y &> /dev/null
+					mkdir -p /tmp/recovery
+					mount ${mmcdev}p2 /tmp/recovery
+					cp /misc/firmware/recovery.itb /tmp/recovery
+					[ -f "/misc/firmware/boot.scr" ] && \
+						cp /misc/firmware/boot.scr /tmp/recovery
+					sync
+					umount /tmp/recovery
+					rm -rf /tmp/recovery
+
+					# Replace previous backup with the new one
+					[ -d "/misc/firmware_old" ] && rm -rf /misc/firmware_old
+					[ -d "/misc/firmware" ] && mv /misc/firmware /misc/firmware_old
+				}
+		fi
+
+		# Legacy support - if rootfs was booted, instruct u-boot to keep the current root dev
+		[ "$(df | grep /dev/root)" ] && fw_setenv root_ok '2'
+	;;
+	esac
+}
+
+boot_hook_add preinit_main preinit_mount_udpu

target/linux/mvebu/cortexa53/base-files/lib/upgrade/platform.sh

@@ -0,0 +1,60 @@
+#
+# Copyright (C) 2014-2016 OpenWrt.org
+# Copyright (C) 2016 LEDE-Project.org
+#
+
+RAMFS_COPY_BIN='fw_printenv fw_setenv mkfs.f2fs fdisk'
+RAMFS_COPY_DATA='/etc/fw_env.config /var/lock/fw_printenv.lock'
+REQUIRE_IMAGE_METADATA=1
+
+platform_check_image() {
+	case "$(board_name)" in
+	glinet,gl-mv1000|\
+	globalscale,espressobin|\
+	globalscale,espressobin-emmc|\
+	globalscale,espressobin-ultra|\
+	globalscale,espressobin-v7|\
+	globalscale,espressobin-v7-emmc)
+		legacy_sdcard_check_image "$1"
+		;;
+	*)
+		return 0
+		;;
+	esac
+}
+
+platform_do_upgrade() {
+	case "$(board_name)" in
+	glinet,gl-mv1000|\
+	globalscale,espressobin|\
+	globalscale,espressobin-emmc|\
+	globalscale,espressobin-ultra|\
+	globalscale,espressobin-v7|\
+	globalscale,espressobin-v7-emmc)
+		legacy_sdcard_do_upgrade "$1"
+		;;
+	methode,udpu|\
+	methode,edpu)
+		platform_do_upgrade_uDPU "$1"
+		;;
+	*)
+		default_do_upgrade "$1"
+		;;
+	esac
+}
+platform_copy_config() {
+	case "$(board_name)" in
+	glinet,gl-mv1000|\
+	globalscale,espressobin|\
+	globalscale,espressobin-emmc|\
+	globalscale,espressobin-ultra|\
+	globalscale,espressobin-v7|\
+	globalscale,espressobin-v7-emmc)
+		legacy_sdcard_copy_config
+		;;
+	methode,udpu|\
+	methode,edpu)
+		platform_copy_config_uDPU
+		;;
+	esac
+}

target/linux/mvebu/cortexa53/base-files/lib/upgrade/uDPU.sh

@@ -0,0 +1,162 @@
+udpu_check_emmc() {
+# uDPU uses combined ext4 and f2fs partitions.
+# partition layout:
+#	1. boot	(ext4)
+#	2. recovery  (ext4)
+#	3. rootfs (f2fs)
+#	4. misc (f2fs)
+
+	# Check which device is available, depending on the board revision
+	if [ -b "/dev/mmcblk1" ]; then
+		emmc_dev=/dev/mmcblk1
+	elif [ -b "/dev/mmcblk0" ]; then
+		emmc_dev=/dev/mmcblk0
+	else
+		echo "Cannot detect eMMC flash, aborting.."
+		exit 1
+	fi
+}
+
+udpu_part_prep() {
+	 if grep -q "$1" /proc/mounts; then
+		mounted_part="$(grep -m 1 $1 /proc/mounts | awk '{print $2}')"
+		umount "$mounted_part"
+		grep -woq "$mounted_part" /proc/mounts && umount -l "$mounted_part"
+	fi
+}
+
+udpu_do_part_check() {
+	local emmc_parts="1 2 3 4"
+	local part_valid="1"
+
+	# Check if the block devices exist
+	for num in ${emmc_parts}; do
+		[ ! -b ${emmc_dev}p${num} ] && part_valid="0"
+	done
+
+	# If partitions are missing create a new partition table
+	if [ "$part_valid" != "1" ]; then
+		printf "Invalid partition table, creating a new one\n"
+		printf "o\nn\np\n1\n\n+256M\nn\np\n2\n\n+256M\nn\np\n3\n\n+1536M\nn\np\n\n\nw\n" | fdisk -W always $emmc_dev  > /dev/null 2>&1
+
+		# Format the /misc part right away as we will need it for the firmware
+		printf "Formating /misc partition, this make take a while..\n"
+		udpu_part_prep ${emmc_dev}p4
+		if mkfs.f2fs -q -l misc -O extra_attr,compression ${emmc_dev}p4; then
+			printf "/misc partition formated successfully\n"
+		else
+			printf "/misc partition formatting failed\n"
+		fi
+
+		udpu_do_initial_setup
+	else
+		printf "Partition table looks ok\n"
+	fi
+}
+
+udpu_do_misc_prep() {
+	if ! grep -woq /misc /proc/mounts; then
+		mkdir -p /misc
+
+		# If the mount fails, try to reformat partition
+		# Leaving possiblity for multiple iterations
+		if ! mount ${emmc_dev}p4 /misc; then
+			printf "Error while mounting /misc, trying to reformat..\n"
+
+			format_count=0
+			while [ "$format_count" -lt "1" ]; do
+				udpu_part_prep ${emmc_dev}p4
+				mkfs.f2fs -q -l misc -O extra_attr,compression ${emmc_dev}p4
+				if ! mount ${emmc_dev}p4 /misc; then
+					umount -l /misc
+					printf "Failed while mounting /misc\n"
+					format_count=$((format_count +1))
+				else
+					printf "Mounted /misc successfully\n"
+					break
+				fi
+			done
+		fi
+	fi
+}
+
+udpu_do_initial_setup() {
+	# Prepare /recovery parition
+	udpu_part_prep ${emmc_dev}p2
+	mkfs.ext4 -qF ${emmc_dev}p2 2>&1 /dev/null
+
+	# Prepare /boot partition
+	udpu_part_prep ${emmc_dev}p1
+	mkfs.ext4 -qF ${emmc_dev}p1 2>&1 /dev/null
+
+	# Prepare /root partition
+	printf "Formating /root partition, this may take a while..\n"
+	udpu_part_prep ${emmc_dev}p3
+	mkfs.f2fs -q -l rootfs -O extra_attr,compression ${emmc_dev}p3 && printf "/root partition reformated\n"
+}
+
+udpu_do_regular_upgrade() {
+	# Clean /boot partition - mfks.ext4 is not available in chroot
+	grep -woq /boot /proc/mounts && umount /boot
+	mkdir -p /tmp/boot
+	mount ${emmc_dev}p1 /tmp/boot
+	rm -rf /tmp/boot/*
+
+	# Clean /root partition - mkfs.f2fs is not available in chroot
+	grep -woq /dev/root /proc/mounts && umount /
+	mkdir -p /tmp/rootpart
+	mount ${emmc_dev}p3 /tmp/rootpart
+	rm -rf /tmp/rootpart/*
+}
+
+platform_do_upgrade_uDPU() {
+	udpu_check_emmc
+
+	# Prepare and extract firmware on /misc partition
+	udpu_do_misc_prep
+
+	[ -f "/misc/firmware" ] && rm -r /misc/firmware
+	mkdir -p /misc/firmware
+	tar xzf "$1" -C /misc/firmware/
+
+	udpu_do_regular_upgrade
+
+	printf "Updating /boot partition\n"
+	if tar xzf /misc/firmware/boot.tgz -C /tmp/boot; then
+		printf "/boot partition updated successfully\n"
+	else
+		printf "/boot partition update failed\n"
+	fi
+	sync
+
+	printf "Updating /root partition\n"
+	if tar xzf /misc/firmware/rootfs.tgz -C /tmp/rootpart; then
+		printf "/root partition updated successfully\n"
+	else
+		printf "/root partition update failed\n"
+	fi
+	sync
+
+	# Saving configuration files over sysupgrade
+	platform_copy_config_uDPU
+
+	# Remove tmp mounts
+	tmp_parts=$(grep "${emmc_dev}" /proc/mounts | awk '{print $2}')
+	for part in ${tmp_parts}; do
+		umount "$part"
+		# Force umount is necessary
+		grep -q "${part}" /proc/mounts && umount -l "$part"
+	done
+
+	# Sysupgrade complains about /tmp and /dev, so we can detach them here
+	umount -l /tmp
+	umount -l /dev
+}
+
+platform_copy_config_uDPU() {
+	# Config is saved on the /misc partition and copied on the rootfs after the reboot
+	if [ -f "$UPGRADE_BACKUP" ]; then
+		cp -f "$UPGRADE_BACKUP" "/misc/$BACKUP_FILE"
+		sync
+	fi
+}