1# 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 18LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name) 19 20KBUILD_DEFCONFIG := defconfig 21 22KBUILD_CFLAGS += -mgeneral-regs-only 23KBUILD_CFLAGS += -fno-pic 24KBUILD_CPPFLAGS += -mlittle-endian 25AS += -EL 26LD += -EL 27 28comma = , 29 30CHECKFLAGS += -D__aarch64__ 31 32# Default value 33head-y := arch/arm64/kernel/head.o 34 35# The byte offset of the kernel image in RAM from the start of RAM. 36TEXT_OFFSET := 0x00080000 37 38export TEXT_OFFSET GZFLAGS 39 40core-y += arch/arm64/kernel/ arch/arm64/mm/ 41core-$(CONFIG_CRYPTO) += arch/arm64/crypto/ 42libs-y := arch/arm64/lib/ $(libs-y) 43libs-y += $(LIBGCC) 44 45# Default target when executing plain make 46ifeq ($(CONFIG_BUILD_ARM64_APPENDED_DTB_IMAGE),y) 47KBUILD_IMAGE := Image.gz-dtb 48else 49KBUILD_IMAGE := Image.gz 50endif 51 52KBUILD_DTBS := dtbs 53 54all: $(KBUILD_IMAGE) $(KBUILD_DTBS) 55 56boot := arch/arm64/boot 57 58Image Image.gz: vmlinux 59 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ 60 61zinstall install: vmlinux 62 $(Q)$(MAKE) $(build)=$(boot) $@ 63 64%.dtb: scripts 65 $(Q)$(MAKE) $(build)=$(boot)/dts $(boot)/dts/$@ 66 67dtbs: scripts 68 $(Q)$(MAKE) $(build)=$(boot)/dts dtbs 69 70Image.gz-dtb: vmlinux scripts dtbs 71 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ 72 73PHONY += vdso_install 74vdso_install: 75 $(Q)$(MAKE) $(build)=arch/arm64/kernel/vdso $@ 76 77# We use MRPROPER_FILES and CLEAN_FILES now 78archclean: 79 $(Q)$(MAKE) $(clean)=$(boot) 80 81define archhelp 82 echo '* Image.gz - Compressed kernel image (arch/$(ARCH)/boot/Image.gz)' 83 echo ' Image - Uncompressed kernel image (arch/$(ARCH)/boot/Image)' 84 echo '* dtbs - Build device tree blobs for enabled boards' 85 echo ' install - Install uncompressed kernel' 86 echo ' zinstall - Install compressed kernel' 87 echo ' Install using (your) ~/bin/installkernel or' 88 echo ' (distribution) /sbin/installkernel or' 89 echo ' install to $$(INSTALL_PATH) and run lilo' 90endef 91