4 # This file is included by the global makefile so that you can add your own
5 # architecture-specific flags and dependencies.
7 # This file is subject to the terms and conditions of the GNU General Public
8 # License. See the file "COPYING" in the main directory of this archive
11 # Copyright (C) 1995-2001 by Russell King
13 LDFLAGS_vmlinux :=-p --no-undefined -X
14 CPPFLAGS_vmlinux.lds = -DTEXT_OFFSET=$(TEXT_OFFSET)
15 OBJCOPYFLAGS :=-O binary -R .note -R .note.gnu.build-id -R .comment -S
18 KBUILD_DEFCONFIG := defconfig
20 KBUILD_CFLAGS += -mgeneral-regs-only
21 ifeq ($(CONFIG_CPU_BIG_ENDIAN), y)
22 KBUILD_CPPFLAGS += -mbig-endian
26 KBUILD_CPPFLAGS += -mlittle-endian
31 CHECKFLAGS += -D__aarch64__
33 ifeq ($(CONFIG_ARM64_ERRATUM_843419), y)
34 CFLAGS_MODULE += -mcmodel=large
38 head-y := arch/arm64/kernel/head.o
40 # The byte offset of the kernel image in RAM from the start of RAM.
41 ifeq ($(CONFIG_ARM64_RANDOMIZE_TEXT_OFFSET), y)
42 TEXT_OFFSET := $(shell awk 'BEGIN {srand(); printf "0x%03x000\n", int(512 * rand())}')
44 TEXT_OFFSET := 0x00080000
47 export TEXT_OFFSET GZFLAGS
49 core-y += arch/arm64/kernel/ arch/arm64/mm/
50 core-$(CONFIG_NET) += arch/arm64/net/
51 core-$(CONFIG_KVM) += arch/arm64/kvm/
52 core-$(CONFIG_XEN) += arch/arm64/xen/
53 core-$(CONFIG_CRYPTO) += arch/arm64/crypto/
54 libs-y := arch/arm64/lib/ $(libs-y)
55 core-$(CONFIG_EFI_STUB) += $(objtree)/drivers/firmware/efi/libstub/lib.a
57 # Default target when executing plain make
58 KBUILD_IMAGE := Image.gz
61 all: $(KBUILD_IMAGE) $(KBUILD_DTBS)
63 boot := arch/arm64/boot
65 Image Image.gz: vmlinux
66 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
68 zinstall install: vmlinux
69 $(Q)$(MAKE) $(build)=$(boot) $@
72 $(Q)$(MAKE) $(build)=$(boot)/dts $(boot)/dts/$@
74 PHONY += dtbs dtbs_install
77 $(Q)$(MAKE) $(build)=$(boot)/dts
80 $(Q)$(MAKE) $(dtbinst)=$(boot)/dts
84 $(Q)$(MAKE) $(build)=arch/arm64/kernel/vdso $@
86 # We use MRPROPER_FILES and CLEAN_FILES now
88 $(Q)$(MAKE) $(clean)=$(boot)
89 $(Q)$(MAKE) $(clean)=$(boot)/dts
92 echo '* Image.gz - Compressed kernel image (arch/$(ARCH)/boot/Image.gz)'
93 echo ' Image - Uncompressed kernel image (arch/$(ARCH)/boot/Image)'
94 echo '* dtbs - Build device tree blobs for enabled boards'
95 echo ' dtbs_install - Install dtbs to $(INSTALL_DTBS_PATH)'
96 echo ' install - Install uncompressed kernel'
97 echo ' zinstall - Install compressed kernel'
98 echo ' Install using (your) ~/bin/installkernel or'
99 echo ' (distribution) /sbin/installkernel or'
100 echo ' install to $$(INSTALL_PATH) and run lilo'