--- /dev/null
+#
+# Copyright (C) 2016 Yousong Zhou <yszhou4tech@gmail.com>
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+include $(TOPDIR)/rules.mk
+include $(INCLUDE_DIR)/image.mk
+
+define Image/BuildKernel
+ cp $(KDIR)/$(KERNELNAME) $(BIN_DIR)/$(IMG_PREFIX)-$(KERNELNAME)
+endef
+
+define Image/Build/Initramfs
+ cp $(KDIR)/$(KERNELNAME)-initramfs $(BIN_DIR)/$(IMG_PREFIX)-$(KERNELNAME)-initramfs
+endef
+
+define Image/Build
+ $(call Image/Build/$(1))
+ dd if=$(KDIR)/root.$(1) bs=128k conv=sync | \
+ gzip -9n >$(BIN_DIR)/$(IMG_PREFIX)-root.$(1).gz
+endef
+
+$(eval $(call BuildImage))