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 11ifeq ($(ARCH),sparc) 12 KBUILD_DEFCONFIG := sparc32_defconfig 13else 14 KBUILD_DEFCONFIG := sparc64_defconfig 15endif 16 17ifeq ($(CONFIG_SPARC32),y) 18##### 19# sparc32 20# 21 22# 23# Uncomment the first KBUILD_CFLAGS if you are doing kgdb source level 24# debugging of the kernel to get the proper debugging information. 25 26AS := $(AS) -32 27LDFLAGS := -m elf32_sparc 28CHECKFLAGS += -D__sparc__ 29export BITS := 32 30 31#KBUILD_CFLAGS += -g -pipe -fcall-used-g5 -fcall-used-g7 32KBUILD_CFLAGS += -m32 -pipe -mno-fpu -fcall-used-g5 -fcall-used-g7 33KBUILD_AFLAGS += -m32 34CPPFLAGS_vmlinux.lds += -m32 35 36#LDFLAGS_vmlinux = -N -Ttext 0xf0004000 37# Since 2.5.40, the first stage is left not btfix-ed. 38# Actual linking is done with "make image". 39LDFLAGS_vmlinux = -r 40 41# Default target 42all: zImage 43 44 45else 46##### 47# sparc64 48# 49 50CHECKFLAGS += -D__sparc__ -D__sparc_v9__ -D__arch64__ -m64 51 52# Undefine sparc when processing vmlinux.lds - it is used 53# And teach CPP we are doing 64 bit builds (for this case) 54CPPFLAGS_vmlinux.lds += -m64 -Usparc 55LDFLAGS := -m elf64_sparc 56export BITS := 64 57 58KBUILD_CFLAGS += -m64 -pipe -mno-fpu -mcpu=ultrasparc -mcmodel=medlow \ 59 -ffixed-g4 -ffixed-g5 -fcall-used-g7 -Wno-sign-compare \ 60 -Wa,--undeclared-regs 61KBUILD_CFLAGS += $(call cc-option,-mtune=ultrasparc3) 62KBUILD_AFLAGS += -m64 -mcpu=ultrasparc -Wa,--undeclared-regs 63 64ifeq ($(CONFIG_MCOUNT),y) 65 KBUILD_CFLAGS += -pg 66endif 67 68endif 69 70head-y := arch/sparc/kernel/head_$(BITS).o 71head-y += arch/sparc/kernel/init_task.o 72 73core-y += arch/sparc/kernel/ 74core-y += arch/sparc/mm/ arch/sparc/math-emu/ 75 76libs-y += arch/sparc/prom/ 77libs-y += arch/sparc/lib/ 78 79drivers-$(CONFIG_OPROFILE) += arch/sparc/oprofile/ 80 81# Export what is needed by arch/sparc/boot/Makefile 82export VMLINUX_INIT VMLINUX_MAIN 83VMLINUX_INIT := $(head-y) $(init-y) 84VMLINUX_MAIN := $(core-y) kernel/ mm/ fs/ ipc/ security/ crypto/ block/ 85VMLINUX_MAIN += $(patsubst %/, %/lib.a, $(libs-y)) $(libs-y) 86VMLINUX_MAIN += $(drivers-y) $(net-y) 87 88ifdef CONFIG_KALLSYMS 89export kallsyms.o := .tmp_kallsyms2.o 90endif 91 92boot := arch/sparc/boot 93 94image zImage tftpboot.img vmlinux.aout: vmlinux 95 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ 96 97archclean: 98 $(Q)$(MAKE) $(clean)=$(boot) 99 100# This is the image used for packaging 101KBUILD_IMAGE := $(boot)/zImage 102 103# Don't use tabs in echo arguments. 104ifeq ($(ARCH),sparc) 105define archhelp 106 echo '* image - kernel image ($(boot)/image)' 107 echo '* zImage - stripped kernel image ($(boot)/zImage)' 108 echo ' tftpboot.img - image prepared for tftp' 109endef 110else 111define archhelp 112 echo '* vmlinux - Standard sparc64 kernel' 113 echo ' vmlinux.aout - a.out kernel for sparc64' 114 echo ' tftpboot.img - image prepared for tftp' 115endef 116endif 117