Initial commit

target/linux/octeon/base-files/lib/preinit/01_sysinfo

@@ -0,0 +1,50 @@
+do_sysinfo_octeon() {
+	local machine
+	local name
+
+	machine=$(grep "^system type" /proc/cpuinfo | sed "s/system type.*: \(.*\)/\1/g")
+	of_machine=$(head -n1 /sys/firmware/devicetree/base/compatible)
+
+	# Sadly for whatever reason the N821 (Cisco Viptela vEdge 1000) uses the
+	# same supposedly unique board ID as the EdgeRouter. This is bad, so
+	# we override what cpuinfo gives us using the device tree as a hint.
+	case "$of_machine" in
+	"cisco,vedge1000"*)
+		return 0
+	esac
+
+	case "$machine" in
+	"UBNT_E100"*)
+		name="erlite"
+		;;
+
+	"UBNT_E200"*)
+		name="er"
+		;;
+
+	"UBNT_E220"*)
+		name="erpro"
+		;;
+
+	"UBNT_E300"*|\
+	"UBNT_USG"*)
+		# let generic 02_sysinfo handle it since device has its own device tree
+		return 0
+		;;
+
+	"ITUS_SHIELD"*)
+		name="itus,shield-router"
+		;;
+
+	*)
+		name="generic"
+		;;
+	esac
+
+	[ -e "/tmp/sysinfo/" ] || mkdir -p "/tmp/sysinfo/"
+
+	echo "$name" > /tmp/sysinfo/board_name
+	echo "$machine" > /tmp/sysinfo/model
+}
+
+boot_hook_add preinit_main do_sysinfo_octeon

target/linux/octeon/base-files/lib/preinit/79_move_config

@@ -0,0 +1,32 @@
+# Copyright (C) 2014 OpenWrt.org
+
+move_config() {
+	. /lib/upgrade/common.sh
+
+	local device="$1"
+	[ -n "$device" ] && [ -b "$device" ] && {
+		mount -t vfat "$device" /mnt
+		[ -f "/mnt/$BACKUP_FILE" ] && mv -f "/mnt/$BACKUP_FILE" /
+		umount /mnt
+	}
+}
+
+octeon_move_config() {
+	. /lib/functions.sh
+
+	case "$(board_name)" in
+		erlite|\
+		ubnt,usg)
+			move_config "/dev/sda1"
+			;;
+		itus,shield-router)
+			move_config "/dev/mmcblk1p1"
+			;;
+		ubnt,edgerouter-4 | \
+		ubnt,edgerouter-6p)
+			move_config "/dev/mmcblk0p1"
+			;;
+	esac
+}
+
+boot_hook_add preinit_mount_root octeon_move_config

target/linux/octeon/base-files/lib/upgrade/platform.sh

@@ -0,0 +1,138 @@
+#
+# Copyright (C) 2021 OpenWrt.org
+#
+
+platform_get_rootfs() {
+	local rootfsdev
+
+	if read cmdline < /proc/cmdline; then
+		case "$cmdline" in
+			*root=*)
+				rootfsdev="${cmdline##*root=}"
+				rootfsdev="${rootfsdev%% *}"
+			;;
+		esac
+
+		echo "${rootfsdev}"
+	fi
+}
+
+platform_copy_config_helper() {
+	local device=$1
+
+	mount -t vfat "$device" /mnt
+	cp -af "$UPGRADE_BACKUP" "/mnt/$BACKUP_FILE"
+	umount /mnt
+}
+
+platform_copy_config() {
+	case "$(board_name)" in
+	erlite|\
+	ubnt,usg)
+		platform_copy_config_helper /dev/sda1
+		;;
+	itus,shield-router)
+		platform_copy_config_helper /dev/mmcblk1p1
+		;;
+	ubnt,edgerouter-4|\
+	ubnt,edgerouter-6p)
+		platform_copy_config_helper /dev/mmcblk0p1
+		;;
+	esac
+}
+
+platform_do_flash() {
+	local tar_file=$1
+	local board=$2
+	local kernel=$3
+	local rootfs=$4
+
+	local board_dir=$(tar tf "$tar_file" | grep -m 1 '^sysupgrade-.*/$')
+	board_dir=${board_dir%/}
+	[ -n "$board_dir" ] || return 1
+
+	mkdir -p /boot
+
+	if [ $board = "itus,shield-router" ]; then
+		# mmcblk1p1 (fat) contains all ELF-bin images for the Shield
+		mount /dev/mmcblk1p1 /boot
+
+		echo "flashing Itus Kernel to /boot/$kernel (/dev/mmblk1p1)"
+		tar -Oxf $tar_file "$board_dir/kernel" > /boot/$kernel
+	else
+		mount -t vfat /dev/$kernel /boot
+
+		[ -f /boot/vmlinux.64 -a ! -L /boot/vmlinux.64 ] && {
+			mv /boot/vmlinux.64 /boot/vmlinux.64.previous
+			mv /boot/vmlinux.64.md5 /boot/vmlinux.64.md5.previous
+		}
+
+		echo "flashing kernel to /dev/$kernel"
+		tar xf $tar_file $board_dir/kernel -O > /boot/vmlinux.64
+		md5sum /boot/vmlinux.64 | cut -f1 -d " " > /boot/vmlinux.64.md5
+	fi
+
+	echo "flashing rootfs to ${rootfs}"
+	tar xf $tar_file $board_dir/root -O | dd of="${rootfs}" bs=4096
+
+	sync
+	umount /boot
+}
+
+platform_do_upgrade() {
+	local tar_file="$1"
+	local board=$(board_name)
+	local rootfs="$(platform_get_rootfs)"
+	local kernel=
+
+	[ -b "${rootfs}" ] || return 1
+	case "$board" in
+	er | \
+	ubnt,edgerouter-4 | \
+	ubnt,edgerouter-6p)
+		kernel=mmcblk0p1
+		;;
+	erlite|\
+	ubnt,usg)
+		kernel=sda1
+		;;
+	itus,shield-router)
+		kernel=ItusrouterImage
+		;;
+	*)
+		return 1
+	esac
+
+	platform_do_flash $tar_file $board $kernel $rootfs
+
+	return 0
+}
+
+platform_check_image() {
+	local board=$(board_name)
+	local tar_file="$1"
+
+	local board_dir=$(tar tf "$tar_file" | grep -m 1 '^sysupgrade-.*/$')
+	board_dir=${board_dir%/}
+	[ -n "$board_dir" ] || return 1
+
+	case "$board" in
+	er | \
+	erlite | \
+	itus,shield-router | \
+	ubnt,edgerouter-4 | \
+	ubnt,edgerouter-6p | \
+	ubnt,usg)
+		local kernel_length=$(tar xf $tar_file $board_dir/kernel -O | wc -c 2> /dev/null)
+		local rootfs_length=$(tar xf $tar_file $board_dir/root -O | wc -c 2> /dev/null)
+		[ "$kernel_length" = 0 -o "$rootfs_length" = 0 ] && {
+			echo "The upgrade image is corrupt."
+			return 1
+		}
+		return 0
+		;;
+	esac
+
+	echo "Sysupgrade is not yet supported on $board."
+	return 1
+}