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 34 35#LDFLAGS_vmlinux = -N -Ttext 0xf0004000 36# Since 2.5.40, the first stage is left not btfix-ed. 37# Actual linking is done with "make image". 38LDFLAGS_vmlinux = -r 39 40else 41##### 42# sparc64 43# 44 45CHECKFLAGS += -D__sparc__ -D__sparc_v9__ -D__arch64__ -m64 46 47LDFLAGS := -m elf64_sparc 48export BITS := 64 49 50KBUILD_CFLAGS += -m64 -pipe -mno-fpu -mcpu=ultrasparc -mcmodel=medlow \ 51 -ffixed-g4 -ffixed-g5 -fcall-used-g7 -Wno-sign-compare \ 52 -Wa,--undeclared-regs 53KBUILD_CFLAGS += $(call cc-option,-mtune=ultrasparc3) 54KBUILD_AFLAGS += -m64 -mcpu=ultrasparc -Wa,--undeclared-regs 55 56ifeq ($(CONFIG_MCOUNT),y) 57 KBUILD_CFLAGS += -pg 58endif 59 60endif 61 62head-y := arch/sparc/kernel/head_$(BITS).o 63head-y += arch/sparc/kernel/init_task.o 64 65core-y += arch/sparc/kernel/ 66core-y += arch/sparc/mm/ arch/sparc/math-emu/ 67 68libs-y += arch/sparc/prom/ 69libs-y += arch/sparc/lib/ 70 71drivers-$(CONFIG_OPROFILE) += arch/sparc/oprofile/ 72 73# Export what is needed by arch/sparc/boot/Makefile 74export VMLINUX_INIT VMLINUX_MAIN 75VMLINUX_INIT := $(head-y) $(init-y) 76VMLINUX_MAIN := $(core-y) kernel/ mm/ fs/ ipc/ security/ crypto/ block/ 77VMLINUX_MAIN += $(patsubst %/, %/lib.a, $(libs-y)) $(libs-y) 78VMLINUX_MAIN += $(drivers-y) $(net-y) 79 80ifdef CONFIG_KALLSYMS 81export kallsyms.o := .tmp_kallsyms2.o 82endif 83 84boot := arch/sparc/boot 85 86# Default target 87all: zImage 88 89image zImage tftpboot.img vmlinux.aout: vmlinux 90 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@ 91 92archclean: 93 $(Q)$(MAKE) $(clean)=$(boot) 94 95# This is the image used for packaging 96KBUILD_IMAGE := $(boot)/zImage 97 98# Don't use tabs in echo arguments. 99ifeq ($(ARCH),sparc) 100define archhelp 101 echo '* image - kernel image ($(boot)/image)' 102 echo '* zImage - stripped kernel image ($(boot)/zImage)' 103 echo ' tftpboot.img - image prepared for tftp' 104endef 105else 106define archhelp 107 echo '* vmlinux - standard sparc64 kernel' 108 echo '* zImage - stripped and compressed sparc64 kernel ($(boot)/zImage)' 109 echo ' vmlinux.aout - a.out kernel for sparc64' 110 echo ' tftpboot.img - image prepared for tftp' 111endef 112endif 113