endef
endif
+# $(1): board name
+# $(2): kernel image
+# $(3): rootfs image
+ifneq ($(CONFIG_NAND_SUPPORT),)
+ define Image/Build/SysupgradeNAND
+ mkdir -p $(KDIR_TMP)/sysupgrade-$(1)/
+ echo "BOARD=$(1)" > $(KDIR_TMP)/sysupgrade-$(1)/CONTROL
+ [ -z "$(2)" ] || $(CP) $(2) $(KDIR_TMP)/sysupgrade-$(1)/kernel
+ [ -z "$(3)" ] || $(CP) $(3) $(KDIR_TMP)/sysupgrade-$(1)/root
+ (cd $(KDIR_TMP); $(TAR) cvf \
+ $(BIN_DIR)/$(IMG_PREFIX)-$(1)-ubi-sysupgrade.tar sysupgrade-$(1))
+ endef
+endif
+
ifneq ($(CONFIG_TARGET_ROOTFS_UBIFS),)
define Image/mkfs/ubifs/generate
$(CP) ./ubinize$(1).cfg $(KDIR)