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Name	Size	Permission	Date
boot	[ DIR ]	drwxr-xr-x	2021-04-17 08:01
crypto	[ DIR ]	drwxr-xr-x	2021-04-17 08:01
include	[ DIR ]	drwxr-xr-x	2021-04-17 08:00
kernel	[ DIR ]	drwxr-xr-x	2021-04-17 08:01
kvm	[ DIR ]	drwxr-xr-x	2021-04-17 08:01
lib	[ DIR ]	drwxr-xr-x	2021-04-17 08:01
mm	[ DIR ]	drwxr-xr-x	2021-04-17 08:01
net	[ DIR ]	drwxr-xr-x	2021-04-17 08:01
xen	[ DIR ]	drwxr-xr-x	2021-04-17 08:01
Kconfig	25.87 KB	-rw-r--r--	2021-04-13 03:05
Kconfig.debug	3.38 KB	-rw-r--r--	2016-01-11 00:01
Kconfig.platforms	3.04 KB	-rw-r--r--	2021-04-13 03:05
Makefile	3.61 KB	-rw-r--r--	2021-04-13 03:05

Rename

#
# arch/arm64/Makefile
#
# This file is included by the global makefile so that you can add your own
# architecture-specific flags and dependencies.
#
# This file is subject to the terms and conditions of the GNU General Public
# License.  See the file "COPYING" in the main directory of this archive
# for more details.
#
# Copyright (C) 1995-2001 by Russell King

LDFLAGS_vmlinux	:=--no-undefined -X
CPPFLAGS_vmlinux.lds = -DTEXT_OFFSET=$(TEXT_OFFSET)
OBJCOPYFLAGS	:=-O binary -R .note -R .note.gnu.build-id -R .comment -S
GZFLAGS		:=-9

KBUILD_DEFCONFIG := defconfig

# Check for binutils support for specific extensions
lseinstr := $(call as-instr,.arch_extension lse,-DCONFIG_AS_LSE=1)

ifeq ($(CONFIG_ARM64_LSE_ATOMICS), y)
  ifeq ($(lseinstr),)
$(warning LSE atomics not supported by binutils)
  endif
endif

KBUILD_CFLAGS	+= -mgeneral-regs-only $(lseinstr)
KBUILD_CFLAGS	+= $(call cc-option, -mpc-relative-literal-loads)
KBUILD_AFLAGS	+= $(lseinstr)

ifeq ($(CONFIG_CPU_BIG_ENDIAN), y)
KBUILD_CPPFLAGS	+= -mbig-endian
AS		+= -EB
LD		+= -EB
else
KBUILD_CPPFLAGS	+= -mlittle-endian
AS		+= -EL
LD		+= -EL
endif

CHECKFLAGS	+= -D__aarch64__

ifeq ($(CONFIG_ARM64_ERRATUM_843419), y)
KBUILD_CFLAGS_MODULE	+= -mcmodel=large
KBUILD_CFLAGS_MODULE	+= $(call cc-option, -mpc-relative-literal-loads)
endif

# Default value
head-y		:= arch/arm64/kernel/head.o

# The byte offset of the kernel image in RAM from the start of RAM.
ifeq ($(CONFIG_ARM64_RANDOMIZE_TEXT_OFFSET), y)
TEXT_OFFSET := $(shell awk 'BEGIN {srand(); printf "0x%03x000\n", int(512 * rand())}')
else
TEXT_OFFSET := 0x00080000
endif

ifeq ($(cc-name),clang)
KBUILD_CFLAGS += $(call cc-disable-warning, asm-operand-widths)
endif

# KASAN_SHADOW_OFFSET = VA_START + (1 << (VA_BITS - 3)) - (1 << 61)
# in 32-bit arithmetic
KASAN_SHADOW_OFFSET := $(shell printf "0x%08x00000000\n" $$(( \
			(0xffffffff & (-1 << ($(CONFIG_ARM64_VA_BITS) - 32))) \
			+ (1 << ($(CONFIG_ARM64_VA_BITS) - 32 - 3)) \
			- (1 << (64 - 32 - 3)) )) )

export	TEXT_OFFSET GZFLAGS

core-y		+= arch/arm64/kernel/ arch/arm64/mm/
core-$(CONFIG_NET) += arch/arm64/net/
core-$(CONFIG_KVM) += arch/arm64/kvm/
core-$(CONFIG_XEN) += arch/arm64/xen/
core-$(CONFIG_CRYPTO) += arch/arm64/crypto/
libs-y		:= arch/arm64/lib/ $(libs-y)
core-$(CONFIG_EFI_STUB) += $(objtree)/drivers/firmware/efi/libstub/lib.a

# Default target when executing plain make
KBUILD_IMAGE	:= Image.gz
KBUILD_DTBS	:= dtbs

all:	$(KBUILD_IMAGE) $(KBUILD_DTBS)

boot := arch/arm64/boot

Image: vmlinux
	$(Q)$(MAKE) $(build)=$(boot) $(boot)/$@

Image.%: vmlinux
	$(Q)$(MAKE) $(build)=$(boot) $(boot)/$@

zinstall install: vmlinux
	$(Q)$(MAKE) $(build)=$(boot) $@

%.dtb: scripts
	$(Q)$(MAKE) $(build)=$(boot)/dts $(boot)/dts/$@

PHONY += dtbs dtbs_install

dtbs: prepare scripts
	$(Q)$(MAKE) $(build)=$(boot)/dts

dtbs_install:
	$(Q)$(MAKE) $(dtbinst)=$(boot)/dts

PHONY += vdso_install
vdso_install:
	$(Q)$(MAKE) $(build)=arch/arm64/kernel/vdso $@

# We use MRPROPER_FILES and CLEAN_FILES now
archclean:
	$(Q)$(MAKE) $(clean)=$(boot)
	$(Q)$(MAKE) $(clean)=$(boot)/dts

define archhelp
  echo  '* Image.gz      - Compressed kernel image (arch/$(ARCH)/boot/Image.gz)'
  echo  '  Image         - Uncompressed kernel image (arch/$(ARCH)/boot/Image)'
  echo  '* dtbs          - Build device tree blobs for enabled boards'
  echo  '  dtbs_install  - Install dtbs to $(INSTALL_DTBS_PATH)'
  echo  '  install       - Install uncompressed kernel'
  echo  '  zinstall      - Install compressed kernel'
  echo  '                  Install using (your) ~/bin/installkernel or'
  echo  '                  (distribution) /sbin/installkernel or'
  echo  '                  install to $$(INSTALL_PATH) and run lilo'
endef