base-files: recognize bootdevice on devices using fitblk

package/base-files/files/lib/upgrade/common.sh

@@ -165,6 +165,23 @@ part_magic_fat() {
 	[ "$magic" = "FAT" ] || [ "$magic_fat32" = "FAT32" ]
 }
 
+fitblk_get_bootdev() {
+	[ -e /sys/firmware/devicetree/base/chosen/rootdisk ] || return
+
+	local rootdisk="$(cat /sys/firmware/devicetree/base/chosen/rootdisk)"
+	local handle bootdev
+	for handle in /sys/class/block/*/of_node/phandle /sys/class/block/*/device/of_node/phandle; do
+		[ ! -e "$handle" ] && continue
+		if [ "$rootdisk" = "$(cat $handle)" ]; then
+			bootdev="${handle%/of_node/phandle}"
+			bootdev="${bootdev%/device}"
+			bootdev="${bootdev#/sys/class/block/}"
+			echo "$bootdev"
+			break
+		fi
+	done
+}
+
 export_bootdevice() {
 	local cmdline uuid blockdev uevent line class
 	local MAJOR MINOR DEVNAME DEVTYPE
@@ -196,6 +213,7 @@ export_bootdevice() {
 			done
 		;;
 		/dev/*)
+			[ "$rootpart" = "/dev/fit0" ] && rootpart="$(fitblk_get_bootdev)"
 			uevent="/sys/class/block/${rootpart##*/}/../uevent"
 		;;
 		0x[a-f0-9][a-f0-9][a-f0-9] | 0x[a-f0-9][a-f0-9][a-f0-9][a-f0-9] | \

package/system/fstools/Makefile

@@ -20,6 +20,7 @@ CMAKE_INSTALL:=1
 PKG_LICENSE:=GPL-2.0
 PKG_LICENSE_FILES:=
 
+PKG_USE_MIPS16:=0
 PKG_BUILD_FLAGS:=no-mips16
 PKG_FLAGS:=nonshared
 

target/linux/mediatek/Makefile

@@ -13,7 +13,7 @@ KERNEL_TESTING_PATCHVER:=6.6
 
 include $(INCLUDE_DIR)/target.mk
 DEFAULT_PACKAGES += \
-	kmod-leds-gpio kmod-gpio-button-hotplug \
+	kmod-leds-gpio kmod-gpio-button-hotplug fitblk \
 	autocore-arm htop wpad-openssl uboot-envtools
 
 $(eval $(call BuildTarget))