Initial commit

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

@@ -0,0 +1,68 @@
+platform_do_upgrade() {                 
+	local board=$(board_name)
+	case "$board" in
+	"unielec,u7623"*)
+		#Keep the persisten random mac address (if it exists)
+		mkdir -p /tmp/recovery
+		mount -o rw,noatime /dev/mmcblk0p1 /tmp/recovery
+		[ -f "/tmp/recovery/mac_addr" ] && \
+			mv -f /tmp/recovery/mac_addr /tmp/
+		umount /tmp/recovery
+
+		#1310720 is the offset in bytes from the start of eMMC and to
+		#the location of the kernel (2560 512 byte sectors)
+		get_image "$1" | dd of=/dev/mmcblk0 bs=1310720 seek=1 conv=fsync
+
+		mount -o rw,noatime /dev/mmcblk0p1 /tmp/recovery
+		[ -f "/tmp/mac_addr" ] && mv -f /tmp/mac_addr /tmp/recovery
+		sync
+		umount /tmp/recovery
+		;;
+	*)
+		default_do_upgrade "$1"
+		;;
+	esac
+}
+
+PART_NAME=firmware
+
+platform_check_image() {                                                         
+	local board=$(board_name)                                                
+	local magic="$(get_magic_long "$1")"                                     
+
+	[ "$#" -gt 1 ] && return 1                                               
+
+	case "$board" in                                                       
+	bananapi,bpi-r2|\
+	"unielec,u7623"*)
+		[ "$magic" != "27051956" ] && {   
+			echo "Invalid image type."
+			return 1                                     
+		}                                                    
+		return 0                                             
+		;;                                                   
+
+	*)                                                           
+		echo "Sysupgrade is not supported on your board yet."
+		return 1                                             
+		;;                                
+	esac                                      
+
+	return 0                                                                                         
+}
+
+platform_copy_config_emmc() {
+	mkdir -p /recovery
+	mount -o rw,noatime /dev/mmcblk0p1 /recovery
+	cp -af "$UPGRADE_BACKUP" "/recovery/$BACKUP_FILE"
+	sync
+	umount /recovery
+}
+
+platform_copy_config() {
+	case "$(board_name)" in
+	"unielec,u7623"*)
+		platform_copy_config_emmc
+		;;
+	esac
+}