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Diffstat (limited to '')
| -rw-r--r-- | arch/sparc/Makefile | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/arch/sparc/Makefile b/arch/sparc/Makefile new file mode 100644 index 0000000000..7417345c66 --- /dev/null +++ b/arch/sparc/Makefile @@ -0,0 +1,94 @@ +# SPDX-License-Identifier: GPL-2.0 +# +# sparc/Makefile +# +# Makefile for the architecture dependent flags and dependencies on the +# Sparc and sparc64. +# +# Copyright (C) 1994,1996,1998 David S. Miller (davem@caip.rutgers.edu) +# Copyright (C) 1998 Jakub Jelinek (jj@ultra.linux.cz) + +# We are not yet configured - so test on arch +ifeq ($(ARCH),sparc64) + KBUILD_DEFCONFIG := sparc64_defconfig +else + KBUILD_DEFCONFIG := sparc32_defconfig +endif + +ifeq ($(CONFIG_SPARC32),y) +##### +# sparc32 +# + +CHECKFLAGS += -D__sparc__ +KBUILD_LDFLAGS := -m elf32_sparc +export BITS := 32 +UTS_MACHINE := sparc + +# We are adding -Wa,-Av8 to KBUILD_CFLAGS to deal with a specs bug in some +# versions of gcc. Some gcc versions won't pass -Av8 to binutils when you +# give -mcpu=v8. This silently worked with older bintutils versions but +# does not any more. +KBUILD_CFLAGS += -m32 -mcpu=v8 -pipe -mno-fpu -fcall-used-g5 -fcall-used-g7 +KBUILD_CFLAGS += -Wa,-Av8 + +KBUILD_AFLAGS += -m32 -Wa,-Av8 + +else +##### +# sparc64 +# + +CHECKFLAGS += -D__sparc__ -D__sparc_v9__ -D__arch64__ +KBUILD_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 + +libs-y += arch/sparc/prom/ +libs-y += arch/sparc/lib/ + +drivers-$(CONFIG_PM) += arch/sparc/power/ +drivers-$(CONFIG_FB) += arch/sparc/video/ + +boot := arch/sparc/boot + +# Default target +all: zImage + +image zImage uImage tftpboot.img vmlinux.aout: vmlinux + $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ + +install: + $(call cmd,install) + +archheaders: + $(Q)$(MAKE) $(build)=arch/sparc/kernel/syscalls all + +PHONY += vdso_install +vdso_install: + $(Q)$(MAKE) $(build)=arch/sparc/vdso $@ + +# This is the image used for packaging +KBUILD_IMAGE := $(boot)/zImage + +# Don't use tabs in echo arguments. +define archhelp + echo '* vmlinux - standard SPARC kernel' + echo ' image - kernel image ($(boot)/image)' + echo '* zImage - stripped/compressed kernel image ($(boot)/zImage)' + echo ' uImage - U-Boot SPARC32 Image (only for LEON)' + echo ' vmlinux.aout - a.out kernel for SPARC64' + echo ' tftpboot.img - image prepared for tftp' +endef |