1 # 2 # sparc/Makefile 3 # 4 # Makefile for the architecture dependent flags and dependencies on the 5 # Sparc and sparc64. 6 # 7 # Copyright (C) 1994,1996,1998 David S. Miller (davem@caip.rutgers.edu) 8 # Copyright (C) 1998 Jakub Jelinek (jj@ultra.linux.cz) 9 10 # We are not yet configured - so test on arch 11 ifeq ($(ARCH),sparc) 12 KBUILD_DEFCONFIG := sparc32_defconfig 13 else 14 KBUILD_DEFCONFIG := sparc64_defconfig 15 endif 16 17 ifeq ($(CONFIG_SPARC32),y) 18 ##### 19 # sparc32 20 # 21 22 CHECKFLAGS += -D__sparc__ 23 LDFLAGS := -m elf32_sparc 24 export BITS := 32 25 UTS_MACHINE := sparc 26 27 # We are adding -Wa,-Av8 to KBUILD_CFLAGS to deal with a specs bug in some 28 # versions of gcc. Some gcc versions won't pass -Av8 to binutils when you 29 # give -mcpu=v8. This silently worked with older bintutils versions but 30 # does not any more. 31 KBUILD_CFLAGS += -m32 -mcpu=v8 -pipe -mno-fpu -fcall-used-g5 -fcall-used-g7 32 KBUILD_CFLAGS += -Wa,-Av8 33 34 KBUILD_AFLAGS += -m32 -Wa,-Av8 35 36 else 37 ##### 38 # sparc64 39 # 40 41 CHECKFLAGS += -D__sparc__ -D__sparc_v9__ -D__arch64__ -m64 42 LDFLAGS := -m elf64_sparc 43 export BITS := 64 44 UTS_MACHINE := sparc64 45 46 KBUILD_CFLAGS += -m64 -pipe -mno-fpu -mcpu=ultrasparc -mcmodel=medlow 47 KBUILD_CFLAGS += -ffixed-g4 -ffixed-g5 -fcall-used-g7 -Wno-sign-compare 48 KBUILD_CFLAGS += -Wa,--undeclared-regs 49 KBUILD_CFLAGS += $(call cc-option,-mtune=ultrasparc3) 50 KBUILD_AFLAGS += -m64 -mcpu=ultrasparc -Wa,--undeclared-regs 51 52 ifeq ($(CONFIG_MCOUNT),y) 53 KBUILD_CFLAGS += -pg 54 endif 55 56 endif 57 58 head-y := arch/sparc/kernel/head_$(BITS).o 59 60 # See arch/sparc/Kbuild for the core part of the kernel 61 core-y += arch/sparc/ 62 63 libs-y += arch/sparc/prom/ 64 libs-y += arch/sparc/lib/ 65 66 drivers-$(CONFIG_PM) += arch/sparc/power/ 67 drivers-$(CONFIG_OPROFILE) += arch/sparc/oprofile/ 68 69 boot := arch/sparc/boot 70 71 # Default target 72 all: zImage 73 74 image zImage uImage tftpboot.img vmlinux.aout: vmlinux 75 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ 76 77 install: 78 $(Q)$(MAKE) $(build)=$(boot) $@ 79 80 archclean: 81 $(Q)$(MAKE) $(clean)=$(boot) 82 83 # This is the image used for packaging 84 KBUILD_IMAGE := $(boot)/zImage 85 86 # Don't use tabs in echo arguments. 87 ifeq ($(ARCH),sparc) 88 define archhelp 89 echo '* image - kernel image ($(boot)/image)' 90 echo '* zImage - stripped kernel image ($(boot)/zImage)' 91 echo ' uImage - U-Boot SPARC32 Image (only for LEON)' 92 echo ' tftpboot.img - image prepared for tftp' 93 endef 94 else 95 define archhelp 96 echo '* vmlinux - standard sparc64 kernel' 97 echo '* zImage - stripped and compressed sparc64 kernel ($(boot)/zImage)' 98 echo ' vmlinux.aout - a.out kernel for sparc64' 99 echo ' tftpboot.img - image prepared for tftp' 100 endef 101 endif 102