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#
# Copyright (C) 2015 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
# On ARC initramfs is put before entry point and so entry point moves
# in memory from build to built. Thus we need to extract EP from vmlinux
# every time late in building process.
define Build/calculate-ep
$(eval KERNEL_ENTRY=$(shell $(KERNEL_CROSS)readelf -h $(LINUX_DIR)/vmlinux | grep "Entry point address" | grep -o 0x.*))
endef
define Build/patch-dtb
$(call Image/BuildDTB,../dts/$(DEVICE_DTS).dts,$@.dtb)
$(STAGING_DIR_HOST)/bin/patch-dtb $@ $@.dtb
endef
# Shared device definition: applies to every defined device
define Device/Default
PROFILES = Default $$(DEVICE_PROFILE)
KERNEL_DEPENDS = $$(wildcard ../dts/$$(DEVICE_DTS).dts)
DEVICE_PROFILE :=
DEVICE_DTS :=
endef
DEVICE_VARS += DEVICE_PROFILE DEVICE_DTS
define Device/vmlinux
KERNEL_SUFFIX := .elf
KERNEL_INITRAMFS := kernel-bin | patch-dtb
KERNEL_INITRAMFS_NAME = vmlinux-initramfs.elf
endef
define Device/uImage
KERNEL_SUFFIX := .bin
KERNEL_INITRAMFS := kernel-bin | patch-dtb | calculate-ep | uImage none
KERNEL_LOADADDR := 0x80000000
endef
define add_arc770_uImage
define Device/$(1)-uImage
$(call Device/uImage)
DEVICE_PROFILE := $(1)
DEVICE_DTS := $(1)
endef
TARGET_DEVICES += $(1)-uImage
endef
define add_arc770_vmlinux
define Device/$(1)-vmlinux
$(call Device/vmlinux)
DEVICE_PROFILE := $(1)
DEVICE_DTS := $(1)
endef
TARGET_DEVICES += $(1)-vmlinux
endef
# DesignWare AXS101
$(eval $(call add_arc770_vmlinux,axs101))
$(eval $(call add_arc770_uImage,axs101))
# nSIM with ARC770
$(eval $(call add_arc770_vmlinux,nsim_700))
$(eval $(call add_arc770_uImage,nsim_700))
$(eval $(call BuildImage))
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