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70 lines
1.8 KiB
Makefile
70 lines
1.8 KiB
Makefile
#
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# Copyright (C) 2016 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 $(INCLUDE_DIR)/image.mk
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# On ARC initramfs is put before entry point and so entry point moves
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# in memory from build to built. Thus we need to extract EP from vmlinux
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# every time before generation of uImage.
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define Build/calculate-ep
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$(eval KERNEL_ENTRY=$(shell $(KERNEL_CROSS)readelf -h $(LINUX_DIR)/vmlinux | grep "Entry point address" | grep -o 0x.*))
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endef
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define Build/patch-dtb
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$(call Image/BuildDTB,../dts/$(DEVICE_DTS).dts,$@.dtb)
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$(STAGING_DIR_HOST)/bin/patch-dtb $@ $@.dtb
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endef
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# Shared device definition: applies to every defined device
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define Device/Default
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PROFILES = Default $$(DEVICE_PROFILE)
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KERNEL_DEPENDS = $$(wildcard ../dts/$$(DEVICE_DTS).dts)
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DEVICE_PROFILE :=
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DEVICE_DTS :=
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endef
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DEVICE_VARS += DEVICE_PROFILE DEVICE_DTS
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define Device/vmlinux
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KERNEL_SUFFIX := .elf
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KERNEL_INITRAMFS := kernel-bin | patch-dtb
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KERNEL_INITRAMFS_NAME = vmlinux-initramfs.elf
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endef
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define Device/uImage
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KERNEL_SUFFIX := .bin
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KERNEL_INITRAMFS := kernel-bin | patch-dtb | calculate-ep | uImage none
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KERNEL_LOADADDR := 0x80000000
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endef
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define add_archs38_uImage
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define Device/$(1)-uImage
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$(call Device/uImage)
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DEVICE_PROFILE := $(1)
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DEVICE_DTS := $(1)
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endef
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TARGET_DEVICES += $(1)-uImage
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endef
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define add_archs38_vmlinux
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define Device/$(1)-vmlinux
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$(call Device/vmlinux)
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DEVICE_PROFILE := $(1)
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DEVICE_DTS := $(1)
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endef
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TARGET_DEVICES += $(1)-vmlinux
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endef
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# DesignWare AXS103
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$(eval $(call add_archs38_vmlinux,axs103_idu))
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$(eval $(call add_archs38_uImage,axs103_idu))
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# nSIM with ARCHS38
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$(eval $(call add_archs38_vmlinux,nsim_hs_idu))
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$(eval $(call add_archs38_uImage,nsim_hs_idu))
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$(eval $(call BuildImage))
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