1# 
2# Copyright (C) 2010 OpenWrt.org
3#
4# This is free software, licensed under the GNU General Public License v2.
5# See /LICENSE for more information.
6#
7include $(TOPDIR)/rules.mk
8include $(INCLUDE_DIR)/image.mk
9
10define mkimage
11	mkimage -A arm -O linux -T kernel -C none -a $(2) -e $(2) -n 'OpenWrt Linux-$(LINUX_VERSION)' -d $(LINUX_DIR)/arch/arm/boot/zImage $(KDIR)/uImage-$(1)
12endef
13
14define Image/Prepare
15	$(call mkimage,old,0x00008000)
16	$(call mkimage,new,0x20008000)
17endef
18
19define Image/BuildKernel
20	cp $(KDIR)/uImage-old $(BIN_DIR)/openwrt-$(BOARD)-old-uboot-uImage
21	cp $(KDIR)/uImage-new $(BIN_DIR)/openwrt-$(BOARD)-uImage
22endef
23
24# Build sysupgrade image
25define BuildFirmware/Generic
26	dd if=$(BIN_DIR)/openwrt-$(BOARD)-uImage of=$(KDIR)/uImage.pad bs=64k conv=sync; \
27	dd if=$(KDIR)/root.$(1) of=$(KDIR)/root.$(1).pad bs=128k conv=sync; \
28	sh $(TOPDIR)/scripts/combined-image.sh \
29		$(KDIR)/uImage.pad \
30		$(KDIR)/root.$(1).pad \
31		$(BIN_DIR)/$(IMG_PREFIX)-$(patsubst jffs2-%,jffs2,$(patsubst squashfs-%,squashfs,$(1)))-sysupgrade.bin
32endef
33
34define Image/Build
35	$(call Image/Build/$(1),$(1))
36	$(call BuildFirmware/Generic,$(1))
37endef
38
39define Image/Build/jffs2-64k
40	dd if=$(KDIR)/root.$(1) of=$(BIN_DIR)/openwrt-$(BOARD)-$(1).img bs=64k conv=sync
41endef
42
43define Image/Build/jffs2-128k
44	dd if=$(KDIR)/root.$(1) of=$(BIN_DIR)/openwrt-$(BOARD)-$(1).img bs=128k conv=sync
45endef
46
47define Image/Build/squashfs
48	$(call prepare_generic_squashfs,$(KDIR)/root.$(1))
49	dd if=$(KDIR)/root.$(1) of=$(BIN_DIR)/openwrt-$(BOARD)-$(1).img bs=128k conv=sync
50endef
51
52$(eval $(call BuildImage))
53