116 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			Makefile
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			116 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			Makefile
		
	
	
		
			Executable File
		
	
	
	
	
#
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# arch/arm64/Makefile
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#
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# This file is included by the global makefile so that you can add your own
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# architecture-specific flags and dependencies.
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#
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# This file is subject to the terms and conditions of the GNU General Public
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# License.  See the file "COPYING" in the main directory of this archive
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# for more details.
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#
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# Copyright (C) 1995-2001 by Russell King
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LDFLAGS_vmlinux	:=-p --no-undefined -X
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CPPFLAGS_vmlinux.lds = -DTEXT_OFFSET=$(TEXT_OFFSET)
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OBJCOPYFLAGS	:=-O binary -R .note -R .note.gnu.build-id -R .comment -S
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GZFLAGS		:=-9
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LIBGCC 		:= $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
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KBUILD_DEFCONFIG := defconfig
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KBUILD_CFLAGS	+= -mgeneral-regs-only
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KBUILD_CFLAGS	+= -fno-pic
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ifeq ($(CONFIG_CPU_BIG_ENDIAN), y)
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KBUILD_CPPFLAGS	+= -mbig-endian
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AS		+= -EB
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LD		+= -EB
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else
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KBUILD_CPPFLAGS	+= -mlittle-endian
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AS		+= -EL
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LD		+= -EL
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endif
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CHECKFLAGS	+= -D__aarch64__
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# Default value
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head-y		:= arch/arm64/kernel/head.o
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# The byte offset of the kernel image in RAM from the start of RAM.
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ifeq ($(CONFIG_ARM64_RANDOMIZE_TEXT_OFFSET), y)
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TEXT_OFFSET := $(shell awk 'BEGIN {srand(); printf "0x%03x000\n", int(512 * rand())}')
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else
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TEXT_OFFSET := 0x00080000
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endif
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# KASAN_SHADOW_OFFSET = VA_START + (1 << (VA_BITS - 3)) - (1 << 61)
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# in 32-bit arithmetic
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KASAN_SHADOW_OFFSET := $(shell printf "0x%08x00000000\n" $$(( \
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			(0xffffffff & (-1 << ($(CONFIG_ARM64_VA_BITS) - 32))) \
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			+ (1 << ($(CONFIG_ARM64_VA_BITS) - 32 - 3)) \
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			- (1 << (64 - 32 - 3)) )) )
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export	TEXT_OFFSET GZFLAGS
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core-y		+= arch/arm64/kernel/ arch/arm64/mm/
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core-$(CONFIG_NET) += arch/arm64/net/
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core-$(CONFIG_KVM) += arch/arm64/kvm/
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core-$(CONFIG_XEN) += arch/arm64/xen/
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core-$(CONFIG_CRYPTO) += arch/arm64/crypto/
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libs-y		:= arch/arm64/lib/ $(libs-y)
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libs-y		+= $(LIBGCC)
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libs-$(CONFIG_EFI_STUB) += drivers/firmware/efi/libstub/
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# Default target when executing plain make
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ifeq ($(CONFIG_BUILD_ARM64_APPENDED_DTB_IMAGE),y)
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KBUILD_IMAGE	:= Image.gz-dtb
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else
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KBUILD_IMAGE	:= Image.gz
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endif
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KBUILD_DTBS	:= dtbs
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all:	$(KBUILD_IMAGE) $(KBUILD_DTBS)
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boot := arch/arm64/boot
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Image Image.gz: vmlinux
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	$(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
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zinstall install: vmlinux
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	$(Q)$(MAKE) $(build)=$(boot) $@
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%.dtb: scripts
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	$(Q)$(MAKE) $(build)=$(boot)/dts $(boot)/dts/$@
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PHONY += dtbs dtbs_install
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dtbs: prepare scripts
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	$(Q)$(MAKE) $(build)=$(boot)/dts
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dtbs_install:
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	$(Q)$(MAKE) $(dtbinst)=$(boot)/dts
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Image.gz-dtb: vmlinux scripts dtbs
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	$(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
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PHONY += vdso_install
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vdso_install:
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	$(Q)$(MAKE) $(build)=arch/arm64/kernel/vdso $@
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# We use MRPROPER_FILES and CLEAN_FILES now
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archclean:
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	$(Q)$(MAKE) $(clean)=$(boot)
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define archhelp
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  echo  '* Image.gz      - Compressed kernel image (arch/$(ARCH)/boot/Image.gz)'
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  echo  '  Image         - Uncompressed kernel image (arch/$(ARCH)/boot/Image)'
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  echo  '* dtbs          - Build device tree blobs for enabled boards'
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  echo  '  dtbs_install  - Install dtbs to $(INSTALL_DTBS_PATH)'
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  echo  '  install       - Install uncompressed kernel'
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  echo  '  zinstall      - Install compressed kernel'
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  echo  '                  Install using (your) ~/bin/installkernel or'
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  echo  '                  (distribution) /sbin/installkernel or'
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  echo  '                  install to $$(INSTALL_PATH) and run lilo'
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endef
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