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- #
- # x86_64/Makefile
- #
- # This file is included by the global makefile so that you can add your own
- # architecture-specific flags and dependencies. Remember to do have actions
- # for "archclean" and "archdep" for cleaning up and making dependencies for
- # this architecture
- #
- # 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) 1994 by Linus Torvalds
- #
- # 19990713 Artur Skawina <skawina@geocities.com>
- # Added '-march' and '-mpreferred-stack-boundary' support
- # 20000913 Pavel Machek <pavel@suse.cz>
- # Converted for x86_64 architecture
- # 20010105 Andi Kleen, add IA32 compiler.
- # ....and later removed it again....
- #
- # $Id: Makefile,v 1.31 2002/03/22 15:56:07 ak Exp $
- #
- # early bootup linking needs 32bit. You can either use real 32bit tools
- # here or 64bit tools switch to 32bit mode.
- #
- IA32_CC := $(CROSS_COMPILE)gcc -m32 -O2 -fomit-frame-pointer -nostdinc -I $(HPATH)
- IA32_LD := $(CROSS_COMPILE)ld -m elf_i386
- IA32_AS := $(CROSS_COMPILE)gcc -m32 -Wa,--32 -D__ASSEMBLY__ -traditional -c -nostdinc -I $(HPATH)
- IA32_OBJCOPY := $(CROSS_COMPILE)objcopy
- IA32_CPP := $(CROSS_COMPILE)gcc -m32 -E
- export IA32_CC IA32_LD IA32_AS IA32_OBJCOPY IA32_CPP
- LD=$(CROSS_COMPILE)ld -m elf_x86_64
- OBJCOPY=$(CROSS_COMPILE)objcopy -O binary -R .note -R .comment -S
- LDFLAGS=-e stext
- LINKFLAGS =-T $(TOPDIR)/arch/x86_64/vmlinux.lds $(LDFLAGS)
- CFLAGS += -mno-red-zone
- CFLAGS += -mcmodel=kernel
- CFLAGS += -pipe
- CFLAGS += -fno-reorder-blocks
- # needed for later gcc 3.1
- CFLAGS += -finline-limit=2000
- # needed for earlier gcc 3.1
- CFLAGS += -fno-strength-reduce
- #CFLAGS += -g
- # prevent gcc from keeping the stack 16 byte aligned (FIXME)
- #CFLAGS += -mpreferred-stack-boundary=2
- HEAD := arch/x86_64/kernel/head.o arch/x86_64/kernel/head64.o arch/x86_64/kernel/init_task.o
- SUBDIRS := arch/x86_64/tools $(SUBDIRS) arch/x86_64/kernel arch/x86_64/mm arch/x86_64/lib
- CORE_FILES := arch/x86_64/kernel/kernel.o $(CORE_FILES)
- CORE_FILES += arch/x86_64/mm/mm.o
- LIBS := $(TOPDIR)/arch/x86_64/lib/lib.a $(LIBS)
- ifdef CONFIG_IA32_EMULATION
- SUBDIRS += arch/x86_64/ia32
- CORE_FILES += arch/x86_64/ia32/ia32.o
- endif
- ifdef CONFIG_HOSTFS
- SUBDIRS += arch/x86_64/hostfs
- core-$(CONFIG_HOSTFS) += arch/x86_64/hostfs/hostfs.o
- endif
- CORE_FILES += $(core-y)
- arch/x86_64/tools: dummy
- $(MAKE) linuxsubdirs SUBDIRS=arch/x86_64/tools
- arch/x86_64/kernel: dummy
- $(MAKE) linuxsubdirs SUBDIRS=arch/x86_64/kernel
- arch/x86_64/mm: dummy
- $(MAKE) linuxsubdirs SUBDIRS=arch/x86_64/mm
- MAKEBOOT = $(MAKE) -C arch/$(ARCH)/boot
- vmlinux: arch/x86_64/vmlinux.lds
- FORCE: ;
- .PHONY: zImage bzImage compressed zlilo bzlilo zdisk bzdisk install
- clean archclean archmrproper archdep checkoffset
- checkoffset: FORCE
- make -C arch/$(ARCH)/tools $(TOPDIR)/include/asm-x86_64/offset.h
- bzImage: checkoffset vmlinux
- @$(MAKEBOOT) bzImage
- bzImage-padded: checkoffset vmlinux
- @$(MAKEBOOT) bzImage-padded
- tmp:
- @$(MAKEBOOT) BOOTIMAGE=bzImage zlilo
- bzlilo: checkoffset vmlinux
- @$(MAKEBOOT) BOOTIMAGE=bzImage zlilo
- bzdisk: checkoffset vmlinux
- @$(MAKEBOOT) BOOTIMAGE=bzImage zdisk
- install: checkoffset vmlinux
- @$(MAKEBOOT) BOOTIMAGE=bzImage install
- archclean:
- @$(MAKEBOOT) clean
- @$(MAKE) -C $(TOPDIR)/arch/x86_64/tools clean
- archmrproper:
- rm -f $(TOPDIR)/arch/x86_64/tools/offset.h
- rm -f $(TOPDIR)/arch/x86_64/tools/offset.tmp
- rm -f $(TOPDIR)/include/asm-x86_64/offset.h
- archdep:
- @$(MAKE) -C $(TOPDIR)/arch/x86_64/tools all
- @$(MAKEBOOT) dep
