xref: /openbmc/linux/arch/sparc/Makefile (revision 827634ad) 
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
22CHECKFLAGS     += -D__sparc__
23LDFLAGS        := -m elf32_sparc
24export BITS    := 32
25UTS_MACHINE    := sparc
26
27KBUILD_CFLAGS  += -m32 -mcpu=v8 -pipe -mno-fpu -fcall-used-g5 -fcall-used-g7
28KBUILD_AFLAGS  += -m32 -Wa,-Av8
29
30else
31#####
32# sparc64
33#
34
35CHECKFLAGS    += -D__sparc__ -D__sparc_v9__ -D__arch64__ -m64
36LDFLAGS       := -m elf64_sparc
37export BITS   := 64
38UTS_MACHINE   := sparc64
39
40KBUILD_CFLAGS += -m64 -pipe -mno-fpu -mcpu=ultrasparc -mcmodel=medlow
41KBUILD_CFLAGS += -ffixed-g4 -ffixed-g5 -fcall-used-g7 -Wno-sign-compare
42KBUILD_CFLAGS += -Wa,--undeclared-regs
43KBUILD_CFLAGS += $(call cc-option,-mtune=ultrasparc3)
44KBUILD_AFLAGS += -m64 -mcpu=ultrasparc -Wa,--undeclared-regs
45
46ifeq ($(CONFIG_MCOUNT),y)
47  KBUILD_CFLAGS += -pg
48endif
49
50endif
51
52head-y                 := arch/sparc/kernel/head_$(BITS).o
53
54# See arch/sparc/Kbuild for the core part of the kernel
55core-y                 += arch/sparc/
56
57libs-y                 += arch/sparc/prom/
58libs-y                 += arch/sparc/lib/
59
60drivers-$(CONFIG_PM) += arch/sparc/power/
61drivers-$(CONFIG_OPROFILE)	+= arch/sparc/oprofile/
62
63boot := arch/sparc/boot
64
65# Default target
66all: zImage
67
68image zImage uImage tftpboot.img vmlinux.aout: vmlinux
69	$(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
70
71install:
72	$(Q)$(MAKE) $(build)=$(boot) $@
73
74archclean:
75	$(Q)$(MAKE) $(clean)=$(boot)
76
77# This is the image used for packaging
78KBUILD_IMAGE := $(boot)/zImage
79
80# Don't use tabs in echo arguments.
81ifeq ($(ARCH),sparc)
82define archhelp
83  echo  '* image        - kernel image ($(boot)/image)'
84  echo  '* zImage       - stripped kernel image ($(boot)/zImage)'
85  echo  '  uImage       - U-Boot SPARC32 Image (only for LEON)'
86  echo  '  tftpboot.img - image prepared for tftp'
87endef
88else
89define archhelp
90  echo  '* vmlinux      - standard sparc64 kernel'
91  echo  '* zImage       - stripped and compressed sparc64 kernel ($(boot)/zImage)'
92  echo  '  vmlinux.aout - a.out kernel for sparc64'
93  echo  '  tftpboot.img - image prepared for tftp'
94endef
95endif
96