- 根目录:
- arch
- sparc
- Makefile
ifeq ($(ARCH),sparc)
KBUILD_DEFCONFIG := sparc32_defconfig
else
KBUILD_DEFCONFIG := sparc64_defconfig
endif
ifeq ($(CONFIG_SPARC32),y)
CHECKFLAGS += -D__sparc__
LDFLAGS := -m elf32_sparc
export BITS := 32
UTS_MACHINE := sparc
KBUILD_CFLAGS += -m32 -mcpu=v8 -pipe -mno-fpu -fcall-used-g5 -fcall-used-g7
KBUILD_AFLAGS += -m32 -Wa,-Av8
else
CHECKFLAGS += -D__sparc__ -D__sparc_v9__ -D__arch64__ -m64
LDFLAGS := -m elf64_sparc
export BITS := 64
UTS_MACHINE := sparc64
KBUILD_CFLAGS += -m64 -pipe -mno-fpu -mcpu=ultrasparc -mcmodel=medlow
KBUILD_CFLAGS += -ffixed-g4 -ffixed-g5 -fcall-used-g7 -Wno-sign-compare
KBUILD_CFLAGS += -Wa,--undeclared-regs
KBUILD_CFLAGS += $(call cc-option,-mtune=ultrasparc3)
KBUILD_AFLAGS += -m64 -mcpu=ultrasparc -Wa,--undeclared-regs
ifeq ($(CONFIG_MCOUNT),y)
KBUILD_CFLAGS += -pg
endif
endif
head-y := arch/sparc/kernel/head_$(BITS).o
core-y += arch/sparc/
libs-y += arch/sparc/prom/
libs-y += arch/sparc/lib/
drivers-$(CONFIG_PM) += arch/sparc/power/
drivers-$(CONFIG_OPROFILE) += arch/sparc/oprofile/
boot := arch/sparc/boot
all: zImage
image zImage uImage tftpboot.img vmlinux.aout: vmlinux
$(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
archclean:
$(Q)$(MAKE) $(clean)=$(boot)
KBUILD_IMAGE := $(boot)/zImage
ifeq ($(ARCH),sparc)
define archhelp
echo '* image - kernel image ($(boot)/image)'
echo '* zImage - stripped kernel image ($(boot)/zImage)'
echo ' uImage - U-Boot SPARC32 Image (only for LEON)'
echo ' tftpboot.img - image prepared for tftp'
endef
else
define archhelp
echo '* vmlinux - standard sparc64 kernel'
echo '* zImage - stripped and compressed sparc64 kernel ($(boot)/zImage)'
echo ' vmlinux.aout - a.out kernel for sparc64'
echo ' tftpboot.img - image prepared for tftp'
endef
endif
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