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