From: Stijn Tintel <stijn@linux-ipv6.be>
Date: Mon, 30 Nov 2020 21:32:54 +0000 (+0200)
Subject: mvebu: sysupgrade support for TP-Link OC200
X-Git-Url: http://git.openwrt.org/?a=commitdiff_plain;h=cfa9a55dc2c54e26e99f00fd4b5353823ab40c0f;p=openwrt%2Fstaging%2Fstintel.git

mvebu: sysupgrade support for TP-Link OC200
---

diff --git a/target/linux/mvebu/cortexa53/base-files/lib/preinit/82_uDPU b/target/linux/mvebu/cortexa53/base-files/lib/preinit/82_uDPU
index 8d5a482b82..9005bb3ae6 100644
--- a/target/linux/mvebu/cortexa53/base-files/lib/preinit/82_uDPU
+++ b/target/linux/mvebu/cortexa53/base-files/lib/preinit/82_uDPU
@@ -43,6 +43,18 @@ preinit_mount_udpu() {
 		# Legacy support - if rootfs was booted, instruct u-boot to keep the current root dev
 		[ "$(df | grep /dev/root)" ] && fw_setenv root_ok '2'
 	;;
+	tplink,oc200)
+		if [ -b /dev/mmcblk0p4 ]; then
+			mkdir -p /data
+			mount -t ext4 /dev/mmcblk0p4 /data
+			[ -f "/data/$BACKUP_FILE" ] && {
+				echo "- Restoring configuration files -"
+				tar xzf "/data/$BACKUP_FILE" -C /
+				rm -f "/data/$BACKUP_FILE"
+				sync
+			}
+		fi
+	;;
 	esac
 }
 
diff --git a/target/linux/mvebu/cortexa53/base-files/lib/upgrade/oc200.sh b/target/linux/mvebu/cortexa53/base-files/lib/upgrade/oc200.sh
new file mode 100644
index 0000000000..b94d5b45ae
--- /dev/null
+++ b/target/linux/mvebu/cortexa53/base-files/lib/upgrade/oc200.sh
@@ -0,0 +1,26 @@
+platform_do_prepare_oc200() {
+	if ! grep -q /data /proc/mounts; then
+		mkdir -p /data
+		mount /dev/mmcblk0p4 /data
+	fi
+}
+
+platform_do_upgrade_oc200() {
+	platform_do_prepare_oc200
+	platform_copy_config_oc200
+
+	grep -q /dev/mmcblk0p4 /proc/mounts && umount /data
+	grep -q /dev/root /proc/mounts && umount /
+
+	dd if="$1" of=/dev/mmcblk0 bs=512 seek=896
+	sync
+
+	umount -l /tmp
+	umount -l /dev
+}
+
+platform_copy_config_oc200() {
+	if [ -f "$UPGRADE_BACKUP" ]; then
+		cp -f "$UPGRADE_BACKUP" "/data/$BACKUP_FILE"
+	fi
+}
diff --git a/target/linux/mvebu/cortexa53/base-files/lib/upgrade/platform.sh b/target/linux/mvebu/cortexa53/base-files/lib/upgrade/platform.sh
index cd41c39d7c..4011c88bee 100755
--- a/target/linux/mvebu/cortexa53/base-files/lib/upgrade/platform.sh
+++ b/target/linux/mvebu/cortexa53/base-files/lib/upgrade/platform.sh
@@ -37,6 +37,9 @@ platform_do_upgrade() {
 	methode,edpu)
 		platform_do_upgrade_uDPU "$1"
 		;;
+	tplink,oc200)
+		platform_do_upgrade_oc200 "$1"
+		;;
 	*)
 		default_do_upgrade "$1"
 		;;
@@ -56,5 +59,8 @@ platform_copy_config() {
 	methode,edpu)
 		platform_copy_config_uDPU
 		;;
+	tplink,oc200)
+		platform_copy_config_oc200
+		;;
 	esac
 }