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#
# Copyright (C) 2010-2012 OpenWrt.org
#
# 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 mkimage
mkimage -A arm -O linux -T kernel -C none -a $(2) -e $(2) -n 'OpenWrt Linux-$(LINUX_VERSION)' -d $(KDIR)/zImage $(KDIR)/uImage-$(1)
endef
define Image/Prepare
$(call mkimage,old,0x00008000)
$(call mkimage,new,0x20008000)
endef
# Build sysupgrade image
define BuildFirmware/Generic
dd if=$(KDIR)/uImage-old of=$(KDIR)/uImage-old.pad bs=64k conv=sync; \
dd if=$(KDIR)/uImage-new of=$(KDIR)/uImage-new.pad bs=64k conv=sync; \
dd if=$(KDIR)/root.$(1) of=$(KDIR)/root.$(1).pad bs=128k conv=sync; \
sh $(TOPDIR)/scripts/combined-image.sh \
$(KDIR)/uImage-old.pad \
$(KDIR)/root.$(1).pad \
$(BIN_DIR)/$(IMG_PREFIX)-$(patsubst jffs2-%,jffs2,$(patsubst squashfs-%,squashfs,$(1)))-old-uboot-sysupgrade.bin
sh $(TOPDIR)/scripts/combined-image.sh \
$(KDIR)/uImage-new.pad \
$(KDIR)/root.$(1).pad \
$(BIN_DIR)/$(IMG_PREFIX)-$(patsubst jffs2-%,jffs2,$(patsubst squashfs-%,squashfs,$(1)))-sysupgrade.bin
endef
define Image/Build
$(call Image/Build/$(1),$(1))
$(call BuildFirmware/Generic,$(1))
endef
define Image/Build/jffs2-64k
( \
dd if=$(KDIR)/uImage-old bs=2048k conv=sync; \
dd if=$(KDIR)/root.$(1) bs=64k conv=sync; \
) > $(BIN_DIR)/$(IMG_PREFIX)-old-uboot-$(1).bin
( \
dd if=$(KDIR)/uImage-new bs=2048k conv=sync; \
dd if=$(KDIR)/root.$(1) bs=64k conv=sync; \
) > $(BIN_DIR)/$(IMG_PREFIX)-$(1).bin
endef
define Image/Build/jffs2-128k
( \
dd if=$(KDIR)/uImage-old bs=2048k conv=sync; \
dd if=$(KDIR)/root.$(1) bs=128k conv=sync; \
) > $(BIN_DIR)/$(IMG_PREFIX)-old-uboot-$(1).bin
( \
dd if=$(KDIR)/uImage-new bs=2048k conv=sync; \
dd if=$(KDIR)/root.$(1) bs=128k conv=sync; \
) > $(BIN_DIR)/$(IMG_PREFIX)-$(1).bin
endef
define Image/Build/squashfs
$(call prepare_generic_squashfs,$(KDIR)/root.$(1))
( \
dd if=$(KDIR)/uImage-old bs=2048k conv=sync; \
dd if=$(KDIR)/root.$(1) bs=128k conv=sync; \
) > $(BIN_DIR)/$(IMG_PREFIX)-old-uboot-$(1).bin
( \
dd if=$(KDIR)/uImage-new bs=2048k conv=sync; \
dd if=$(KDIR)/root.$(1) bs=128k conv=sync; \
) > $(BIN_DIR)/$(IMG_PREFIX)-$(1).bin
endef
$(eval $(call BuildImage))
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