blob: 4d2a925998f925268a38f661018e2a40c637548a [file] [log] [blame]
Catalin Marinas8c2c3df2012-04-20 14:45:54 +01001#
2# arch/arm64/Makefile
3#
4# This file is included by the global makefile so that you can add your own
5# architecture-specific flags and dependencies.
6#
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
9# for more details.
10#
11# Copyright (C) 1995-2001 by Russell King
12
13LDFLAGS_vmlinux :=-p --no-undefined -X
14CPPFLAGS_vmlinux.lds = -DTEXT_OFFSET=$(TEXT_OFFSET)
15OBJCOPYFLAGS :=-O binary -R .note -R .note.gnu.build-id -R .comment -S
16GZFLAGS :=-9
17
Catalin Marinas8c2c3df2012-04-20 14:45:54 +010018KBUILD_DEFCONFIG := defconfig
19
20KBUILD_CFLAGS += -mgeneral-regs-only
Will Deacona0974e62013-10-11 14:52:08 +010021ifeq ($(CONFIG_CPU_BIG_ENDIAN), y)
22KBUILD_CPPFLAGS += -mbig-endian
23AS += -EB
24LD += -EB
25else
Catalin Marinas8c2c3df2012-04-20 14:45:54 +010026KBUILD_CPPFLAGS += -mlittle-endian
27AS += -EL
28LD += -EL
Will Deacona0974e62013-10-11 14:52:08 +010029endif
Catalin Marinas8c2c3df2012-04-20 14:45:54 +010030
Catalin Marinas8c2c3df2012-04-20 14:45:54 +010031CHECKFLAGS += -D__aarch64__
32
33# Default value
34head-y := arch/arm64/kernel/head.o
35
36# The byte offset of the kernel image in RAM from the start of RAM.
Mark Rutlandda57a362014-06-24 16:51:37 +010037ifeq ($(CONFIG_ARM64_RANDOMIZE_TEXT_OFFSET), y)
Ard Biesheuvel41903122014-08-13 18:53:03 +010038TEXT_OFFSET := $(shell awk 'BEGIN {srand(); printf "0x%03x000\n", int(512 * rand())}')
Mark Rutlandda57a362014-06-24 16:51:37 +010039else
Catalin Marinas8c2c3df2012-04-20 14:45:54 +010040TEXT_OFFSET := 0x00080000
Mark Rutlandda57a362014-06-24 16:51:37 +010041endif
Catalin Marinas8c2c3df2012-04-20 14:45:54 +010042
43export TEXT_OFFSET GZFLAGS
44
45core-y += arch/arm64/kernel/ arch/arm64/mm/
Zi Shen Lime54bcde2014-08-26 21:15:30 -070046core-$(CONFIG_NET) += arch/arm64/net/
Marc Zyngier62117532012-12-10 16:41:44 +000047core-$(CONFIG_KVM) += arch/arm64/kvm/
Catalin Marinas63917f02013-06-12 16:48:38 +010048core-$(CONFIG_XEN) += arch/arm64/xen/
Ard Biesheuvel2c988332014-03-06 16:23:33 +080049core-$(CONFIG_CRYPTO) += arch/arm64/crypto/
Catalin Marinas8c2c3df2012-04-20 14:45:54 +010050libs-y := arch/arm64/lib/ $(libs-y)
Steve Capperad08fd42015-03-16 09:30:39 +000051core-$(CONFIG_EFI_STUB) += $(objtree)/drivers/firmware/efi/libstub/lib.a
Catalin Marinas8c2c3df2012-04-20 14:45:54 +010052
53# Default target when executing plain make
Rob Herring70f915a2012-12-03 17:17:21 -060054KBUILD_IMAGE := Image.gz
55KBUILD_DTBS := dtbs
Catalin Marinas8c2c3df2012-04-20 14:45:54 +010056
Rob Herring70f915a2012-12-03 17:17:21 -060057all: $(KBUILD_IMAGE) $(KBUILD_DTBS)
Catalin Marinas8c2c3df2012-04-20 14:45:54 +010058
59boot := arch/arm64/boot
60
61Image Image.gz: vmlinux
Rob Herring70f915a2012-12-03 17:17:21 -060062 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
Catalin Marinas8c2c3df2012-04-20 14:45:54 +010063
64zinstall install: vmlinux
Rob Herring70f915a2012-12-03 17:17:21 -060065 $(Q)$(MAKE) $(build)=$(boot) $@
Catalin Marinas8c2c3df2012-04-20 14:45:54 +010066
Rob Herring70f915a2012-12-03 17:17:21 -060067%.dtb: scripts
68 $(Q)$(MAKE) $(build)=$(boot)/dts $(boot)/dts/$@
69
Robert Richter862f4642014-08-29 14:17:02 +020070PHONY += dtbs dtbs_install
Robert Richter9fb5e532014-09-03 15:29:24 +020071
72dtbs: prepare scripts
Robert Richterd38726c2014-09-03 15:54:55 +020073 $(Q)$(MAKE) $(build)=$(boot)/dts
Catalin Marinas8c2c3df2012-04-20 14:45:54 +010074
Robert Richter9fb5e532014-09-03 15:29:24 +020075dtbs_install:
76 $(Q)$(MAKE) $(dtbinst)=$(boot)/dts
77
Kyle McMartin3c017422013-06-16 20:32:44 +010078PHONY += vdso_install
79vdso_install:
80 $(Q)$(MAKE) $(build)=arch/arm64/kernel/vdso $@
81
Catalin Marinas8c2c3df2012-04-20 14:45:54 +010082# We use MRPROPER_FILES and CLEAN_FILES now
83archclean:
84 $(Q)$(MAKE) $(clean)=$(boot)
Jungseok Leec7c52e42015-01-19 14:57:00 +000085 $(Q)$(MAKE) $(clean)=$(boot)/dts
Catalin Marinas8c2c3df2012-04-20 14:45:54 +010086
87define archhelp
88 echo '* Image.gz - Compressed kernel image (arch/$(ARCH)/boot/Image.gz)'
89 echo ' Image - Uncompressed kernel image (arch/$(ARCH)/boot/Image)'
Rob Herring70f915a2012-12-03 17:17:21 -060090 echo '* dtbs - Build device tree blobs for enabled boards'
Robert Richter862f4642014-08-29 14:17:02 +020091 echo ' dtbs_install - Install dtbs to $(INSTALL_DTBS_PATH)'
Catalin Marinas8c2c3df2012-04-20 14:45:54 +010092 echo ' install - Install uncompressed kernel'
93 echo ' zinstall - Install compressed kernel'
94 echo ' Install using (your) ~/bin/installkernel or'
95 echo ' (distribution) /sbin/installkernel or'
96 echo ' install to $$(INSTALL_PATH) and run lilo'
97endef