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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 $(INCLUDE_DIR)/image.mk
define Image/Prepare
mkimage -A arm -O linux -T kernel -C none -a 0x20008000 -e 0x20008000 -n 'OpenWrt Linux-$(LINUX_VERSION)' -d $(KDIR)/zImage $(KDIR)/uImage
endef
LEGACY_NOR_KERNEL_SIZE = 2048k
LEGACY_SPI_KERNEL_SIZE = 1536k
# Build sysupgrade image
define BuildFirmware/Legacy
dd if=$(BIN_DIR)/$(IMG_PREFIX)-$(1)-sysupgrade.bin \
of=$(KDIR)/uImage.pad bs=$(3) count=1
dd if=$(BIN_DIR)/$(IMG_PREFIX)-$(1)-sysupgrade.bin \
of=$(KDIR)/root.$(1).pad bs=$(3) skip=1
sh $(TOPDIR)/scripts/combined-image.sh \
$(KDIR)/uImage.pad \
$(KDIR)/root.$(1).pad \
$(BIN_DIR)/$(IMG_PREFIX)-$(1)-$(2)-legacy-sysupgrade.bin
endef
define Image/BuildKernel/Initramfs
mkimage -A arm -O linux -T kernel -C none -a 0x20008000 -e 0x20008000 -n 'OpenWrt Linux-$(LINUX_VERSION)' -d $(KDIR)/zImage-initramfs $(BIN_DIR)/$(IMG_PREFIX)-initramfs-uImage
endef
define Image/Build
cat $(KDIR)/uImage $(KDIR)/root.$(1) > $(BIN_DIR)/$(IMG_PREFIX)-$(1)-sysupgrade.bin
$(call Image/Build/$(1),$(1))
$(call BuildFirmware/Legacy,$(1),laguna_spi,$(LEGACY_SPI_KERNEL_SIZE))
$(call BuildFirmware/Legacy,$(1),laguna_nor,$(LEGACY_NOR_KERNEL_SIZE))
endef
define Image/Build/squashfs
$(call prepare_generic_squashfs,$(BIN_DIR)/$(IMG_PREFIX)-$(1)-sysupgrade.bin)
endef
$(eval $(call BuildImage))
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