diff options
Diffstat (limited to 'arch/i386/Makefile')
| -rw-r--r-- | arch/i386/Makefile | 173 |
1 files changed, 173 insertions, 0 deletions
diff --git a/arch/i386/Makefile b/arch/i386/Makefile new file mode 100644 index 00000000000..314c7146e9b --- /dev/null +++ b/arch/i386/Makefile @@ -0,0 +1,173 @@ +# +# i386/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" cleaning up 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 +# +# Kianusch Sayah Karadji <kianusch@sk-tech.net> +# Added support for GEODE CPU + +LDFLAGS := -m elf_i386 +OBJCOPYFLAGS := -O binary -R .note -R .comment -S +LDFLAGS_vmlinux := +CHECKFLAGS += -D__i386__ + +CFLAGS += -pipe -msoft-float + +# prevent gcc from keeping the stack 16 byte aligned +CFLAGS += $(call cc-option,-mpreferred-stack-boundary=2) + +align := $(cc-option-align) +cflags-$(CONFIG_M386) += -march=i386 +cflags-$(CONFIG_M486) += -march=i486 +cflags-$(CONFIG_M586) += -march=i586 +cflags-$(CONFIG_M586TSC) += -march=i586 +cflags-$(CONFIG_M586MMX) += $(call cc-option,-march=pentium-mmx,-march=i586) +cflags-$(CONFIG_M686) += -march=i686 +cflags-$(CONFIG_MPENTIUMII) += -march=i686 $(call cc-option,-mtune=pentium2) +cflags-$(CONFIG_MPENTIUMIII) += -march=i686 $(call cc-option,-mtune=pentium3) +cflags-$(CONFIG_MPENTIUMM) += -march=i686 $(call cc-option,-mtune=pentium3) +cflags-$(CONFIG_MPENTIUM4) += -march=i686 $(call cc-option,-mtune=pentium4) +cflags-$(CONFIG_MK6) += -march=k6 +# Please note, that patches that add -march=athlon-xp and friends are pointless. +# They make zero difference whatsosever to performance at this time. +cflags-$(CONFIG_MK7) += $(call cc-option,-march=athlon,-march=i686 $(align)-functions=4) +cflags-$(CONFIG_MK8) += $(call cc-option,-march=k8,$(call cc-option,-march=athlon,-march=i686 $(align)-functions=4)) +cflags-$(CONFIG_MCRUSOE) += -march=i686 $(align)-functions=0 $(align)-jumps=0 $(align)-loops=0 +cflags-$(CONFIG_MEFFICEON) += -march=i686 $(call cc-option,-mtune=pentium3) $(align)-functions=0 $(align)-jumps=0 $(align)-loops=0 +cflags-$(CONFIG_MWINCHIPC6) += $(call cc-option,-march=winchip-c6,-march=i586) +cflags-$(CONFIG_MWINCHIP2) += $(call cc-option,-march=winchip2,-march=i586) +cflags-$(CONFIG_MWINCHIP3D) += $(call cc-option,-march=winchip2,-march=i586) +cflags-$(CONFIG_MCYRIXIII) += $(call cc-option,-march=c3,-march=i486) $(align)-functions=0 $(align)-jumps=0 $(align)-loops=0 +cflags-$(CONFIG_MVIAC3_2) += $(call cc-option,-march=c3-2,-march=i686) + +# AMD Elan support +cflags-$(CONFIG_X86_ELAN) += -march=i486 + +# MediaGX aka Geode support +cflags-$(CONFIG_MGEODE) += $(call cc-option,-march=pentium-mmx,-march=i586) + +# -mregparm=3 works ok on gcc-3.0 and later +# +GCC_VERSION := $(call cc-version) +cflags-$(CONFIG_REGPARM) += $(shell if [ $(GCC_VERSION) -ge 0300 ] ; then echo "-mregparm=3"; fi ;) + +# Disable unit-at-a-time mode, it makes gcc use a lot more stack +# due to the lack of sharing of stacklots. +CFLAGS += $(call cc-option,-fno-unit-at-a-time) + +CFLAGS += $(cflags-y) + +# Default subarch .c files +mcore-y := mach-default + +# Voyager subarch support +mflags-$(CONFIG_X86_VOYAGER) := -Iinclude/asm-i386/mach-voyager +mcore-$(CONFIG_X86_VOYAGER) := mach-voyager + +# VISWS subarch support +mflags-$(CONFIG_X86_VISWS) := -Iinclude/asm-i386/mach-visws +mcore-$(CONFIG_X86_VISWS) := mach-visws + +# NUMAQ subarch support +mflags-$(CONFIG_X86_NUMAQ) := -Iinclude/asm-i386/mach-numaq +mcore-$(CONFIG_X86_NUMAQ) := mach-default + +# BIGSMP subarch support +mflags-$(CONFIG_X86_BIGSMP) := -Iinclude/asm-i386/mach-bigsmp +mcore-$(CONFIG_X86_BIGSMP) := mach-default + +#Summit subarch support +mflags-$(CONFIG_X86_SUMMIT) := -Iinclude/asm-i386/mach-summit +mcore-$(CONFIG_X86_SUMMIT) := mach-default + +# generic subarchitecture +mflags-$(CONFIG_X86_GENERICARCH) := -Iinclude/asm-i386/mach-generic +mcore-$(CONFIG_X86_GENERICARCH) := mach-default +core-$(CONFIG_X86_GENERICARCH) += arch/i386/mach-generic/ + +# ES7000 subarch support +mflags-$(CONFIG_X86_ES7000) := -Iinclude/asm-i386/mach-es7000 +mcore-$(CONFIG_X86_ES7000) := mach-default +core-$(CONFIG_X86_ES7000) := arch/i386/mach-es7000/ + +# default subarch .h files +mflags-y += -Iinclude/asm-i386/mach-default + +head-y := arch/i386/kernel/head.o arch/i386/kernel/init_task.o + +libs-y += arch/i386/lib/ +core-y += arch/i386/kernel/ \ + arch/i386/mm/ \ + arch/i386/$(mcore-y)/ \ + arch/i386/crypto/ +drivers-$(CONFIG_MATH_EMULATION) += arch/i386/math-emu/ +drivers-$(CONFIG_PCI) += arch/i386/pci/ +# must be linked after kernel/ +drivers-$(CONFIG_OPROFILE) += arch/i386/oprofile/ +drivers-$(CONFIG_PM) += arch/i386/power/ + +CFLAGS += $(mflags-y) +AFLAGS += $(mflags-y) + +boot := arch/i386/boot + +.PHONY: zImage bzImage compressed zlilo bzlilo \ + zdisk bzdisk fdimage fdimage144 fdimage288 install + +all: bzImage + +# KBUILD_IMAGE specify target image being built + KBUILD_IMAGE := $(boot)/bzImage +zImage zlilo zdisk: KBUILD_IMAGE := arch/i386/boot/zImage + +zImage bzImage: vmlinux + $(Q)$(MAKE) $(build)=$(boot) $(KBUILD_IMAGE) + +compressed: zImage + +zlilo bzlilo: vmlinux + $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) zlilo + +zdisk bzdisk: vmlinux + $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) zdisk + +fdimage fdimage144 fdimage288: vmlinux + $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) $@ + +install: + $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) $@ + +prepare: include/asm-$(ARCH)/asm_offsets.h +CLEAN_FILES += include/asm-$(ARCH)/asm_offsets.h + +arch/$(ARCH)/kernel/asm-offsets.s: include/asm include/linux/version.h \ + include/config/MARKER + +include/asm-$(ARCH)/asm_offsets.h: arch/$(ARCH)/kernel/asm-offsets.s + $(call filechk,gen-asm-offsets) + +archclean: + $(Q)$(MAKE) $(clean)=arch/i386/boot + +define archhelp + echo '* bzImage - Compressed kernel image (arch/$(ARCH)/boot/bzImage)' + echo ' install - Install kernel using' + echo ' (your) ~/bin/installkernel or' + echo ' (distribution) /sbin/installkernel or' + echo ' install to $$(INSTALL_PATH) and run lilo' + echo ' bzdisk - Create a boot floppy in /dev/fd0' + echo ' fdimage - Create a boot floppy image' +endef + +CLEAN_FILES += arch/$(ARCH)/boot/fdimage arch/$(ARCH)/boot/mtools.conf |