X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=arch%2Fx86_64%2FMakefile;h=d7fd46479c559a2ac0c4462a8a7cb16bce5b9c30;hb=76828883507a47dae78837ab5dec5a5b4513c667;hp=e573e2ab55108fe2d2acf73fe16c950cc1b6b416;hpb=43bc926fffd92024b46cafaf7350d669ba9ca884;p=linux-2.6.git diff --git a/arch/x86_64/Makefile b/arch/x86_64/Makefile index e573e2ab5..d7fd46479 100644 --- a/arch/x86_64/Makefile +++ b/arch/x86_64/Makefile @@ -24,37 +24,35 @@ LDFLAGS := -m elf_x86_64 OBJCOPYFLAGS := -O binary -R .note -R .comment -S LDFLAGS_vmlinux := + CHECKFLAGS += -D__x86_64__ -m64 -cflags-y := cflags-$(CONFIG_MK8) += $(call cc-option,-march=k8) cflags-$(CONFIG_MPSC) += $(call cc-option,-march=nocona) -cflags-$(CONFIG_GENERIC_CPU) += $(call cc-option,-mtune=generic) +CFLAGS += $(cflags-y) -cflags-y += -m64 -cflags-y += -mno-red-zone -cflags-y += -mcmodel=kernel -cflags-y += -pipe -cflags-$(CONFIG_REORDER) += -ffunction-sections +CFLAGS += -m64 +CFLAGS += -mno-red-zone +CFLAGS += -mcmodel=kernel +CFLAGS += -pipe # this makes reading assembly source easier, but produces worse code # actually it makes the kernel smaller too. -cflags-y += -fno-reorder-blocks -cflags-y += -Wno-sign-compare +CFLAGS += -fno-reorder-blocks +CFLAGS += -Wno-sign-compare ifneq ($(CONFIG_UNWIND_INFO),y) -cflags-y += -fno-asynchronous-unwind-tables +CFLAGS += -fno-asynchronous-unwind-tables endif ifneq ($(CONFIG_DEBUG_INFO),y) # -fweb shrinks the kernel a bit, but the difference is very small # it also messes up debugging, so don't use it for now. -#cflags-y += $(call cc-option,-fweb) +#CFLAGS += $(call cc-option,-fweb) endif # -funit-at-a-time shrinks the kernel .text considerably # unfortunately it makes reading oopses harder. -cflags-y += $(call cc-option,-funit-at-a-time) +CFLAGS += $(call cc-option,-funit-at-a-time) # prevent gcc from generating any FP code by mistake -cflags-y += $(call cc-option,-mno-sse -mno-mmx -mno-sse2 -mno-3dnow,) +CFLAGS += $(call cc-option,-mno-sse -mno-mmx -mno-sse2 -mno-3dnow,) -CFLAGS += $(cflags-y) AFLAGS += -m64 head-y := arch/x86_64/kernel/head.o arch/x86_64/kernel/head64.o arch/x86_64/kernel/init_task.o @@ -69,8 +67,8 @@ drivers-$(CONFIG_OPROFILE) += arch/x86_64/oprofile/ boot := arch/x86_64/boot -PHONY += bzImage bzlilo install archmrproper \ - fdimage fdimage144 fdimage288 isoimage archclean +.PHONY: bzImage bzlilo install archmrproper \ + fdimage fdimage144 fdimage288 archclean #Default target when executing "make" all: bzImage @@ -87,7 +85,7 @@ bzlilo: vmlinux bzdisk: vmlinux $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(BOOTIMAGE) zdisk -fdimage fdimage144 fdimage288 isoimage: vmlinux +fdimage fdimage144 fdimage288: vmlinux $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(BOOTIMAGE) $@ install: @@ -99,16 +97,11 @@ archclean: define archhelp echo '* bzImage - Compressed kernel image (arch/$(ARCH)/boot/bzImage)' echo ' install - Install kernel using' - echo ' (your) ~/bin/installkernel or' - echo ' (distribution) /sbin/installkernel or' - echo ' install to $$(INSTALL_PATH) and run lilo' - echo ' bzdisk - Create a boot floppy in /dev/fd0' - echo ' fdimage - Create a boot floppy image' - echo ' isoimage - Create a boot CD-ROM image' + echo ' (your) ~/bin/installkernel or' + echo ' (distribution) /sbin/installkernel or' + echo ' install to $$(INSTALL_PATH) and run lilo' endef -CLEAN_FILES += arch/$(ARCH)/boot/fdimage \ - arch/$(ARCH)/boot/image.iso \ - arch/$(ARCH)/boot/mtools.conf +CLEAN_FILES += arch/$(ARCH)/boot/fdimage arch/$(ARCH)/boot/mtools.conf