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 LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
20 KBUILD_DEFCONFIG := defconfig
22 KBUILD_CFLAGS += -mgeneral-regs-only
23 ifeq ($(CONFIG_CPU_BIG_ENDIAN), y)
24 KBUILD_CPPFLAGS += -mbig-endian
28 KBUILD_CPPFLAGS += -mlittle-endian
35 CHECKFLAGS += -D__aarch64__
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/ $(libs-y)
56 libs-$(CONFIG_EFI_STUB) += drivers/firmware/efi/libstub/
58 # Default target when executing plain make
59 KBUILD_IMAGE := Image.gz
62 all: $(KBUILD_IMAGE) $(KBUILD_DTBS)
64 boot := arch/arm64/boot
66 Image Image.gz: vmlinux
67 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
69 zinstall install: vmlinux
70 $(Q)$(MAKE) $(build)=$(boot) $@
73 $(Q)$(MAKE) $(build)=$(boot)/dts $(boot)/dts/$@
76 $(Q)$(MAKE) $(build)=$(boot)/dts dtbs
80 $(Q)$(MAKE) $(build)=arch/arm64/kernel/vdso $@
82 # We use MRPROPER_FILES and CLEAN_FILES now
84 $(Q)$(MAKE) $(clean)=$(boot)
87 echo '* Image.gz - Compressed kernel image (arch/$(ARCH)/boot/Image.gz)'
88 echo ' Image - Uncompressed kernel image (arch/$(ARCH)/boot/Image)'
89 echo '* dtbs - Build device tree blobs for enabled boards'
90 echo ' install - Install uncompressed kernel'
91 echo ' zinstall - Install compressed kernel'
92 echo ' Install using (your) ~/bin/installkernel or'
93 echo ' (distribution) /sbin/installkernel or'
94 echo ' install to $$(INSTALL_PATH) and run lilo'