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#
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# Copyright (C) 2013 OpenWrt.org
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#
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# This is free software, licensed under the GNU General Public License v2.
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# See /LICENSE for more information.
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#
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include $(TOPDIR)/rules.mk
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include $(INCLUDE_DIR)/image.mk
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BOARDS := \
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imx6dl-wandboard
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# board-specific Flattened Image Tree
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define mkfit
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/bin/sh $(LINUX_DIR)/scripts/mkits.sh -A arm -C none -a $(2) -e $(2) \
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-v 'OpenWrt Linux-$(LINUX_VERSION)' \
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-d $(LINUX_DIR)/arch/arm/boot/dts/$(1).dtb -k $(LINUX_DIR)/arch/arm/boot/zImage \
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-o $(KDIR)/$(1)-uImage.its
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mkimage -B $(LINUX_DIR)/scripts/dtc/dtc -f $(KDIR)/$(1)-uImage.its $(BIN_DIR)/openwrt-$(1)-uImage.itb
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endef
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# emit FIT images, DTB's and generic zImage
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define Image/BuildKernel
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$(foreach board,$(BOARDS),
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$(call mkfit,$(board),0x10008000)
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cp $(LINUX_DIR)/arch/arm/boot/dts/$(board).dtb $(BIN_DIR)
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)
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cp $(KDIR)/zImage $(BIN_DIR)/openwrt-$(BOARD)-zImage
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endef
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# board-specific sysupgrade image
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define BuildFirmware/Generic
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dd if=$(BIN_DIR)/openwrt-$(1)-uImage.itb of=$(KDIR)/uImage.pad bs=64k conv=sync; \
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dd if=$(KDIR)/root.$(2) of=$(KDIR)/root.$(2).pad bs=128k conv=sync; \
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sh $(TOPDIR)/scripts/combined-image.sh \
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$(KDIR)/uImage.pad \
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$(KDIR)/root.$(2).pad \
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$(BIN_DIR)/$(IMG_PREFIX)-$(patsubst jffs2-%,jffs2,$(patsubst squashfs-%,squashfs,$(1)))-sysupgrade.bin
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endef
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define Image/Build
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$(call Image/Build/$(1),$(1))
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$(foreach board,$(BOARDS),
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$(call BuildFirmware/Generic,$(board),$(1))
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)
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endef
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# rootfs and board-specific combined kernel+rootfs for convenience
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define Image/Build/squashfs
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$(call prepare_generic_squashfs,$(KDIR)/root.$(1))
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dd if=$(KDIR)/root.$(1) of=$(BIN_DIR)/openwrt-$(BOARD)-$(1).img bs=128k conv=sync
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$(foreach board,$(BOARDS),
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( \
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dd if=$(BIN_DIR)/openwrt-$(board)-uImage.itb bs=2048k conv=sync; \
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dd if=$(KDIR)/root.$(1) bs=64k conv=sync; \
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) > $(BIN_DIR)/$(IMG_PREFIX)-$(board)-$(1).bin
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)
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endef
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$(eval $(call BuildImage))
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