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1# SPDX-License-Identifier: GPL-2.0
2#
3# sparc/Makefile
4#
5# Makefile for the architecture dependent flags and dependencies on the
6# Sparc and sparc64.
7#
8# Copyright (C) 1994,1996,1998 David S. Miller (davem@caip.rutgers.edu)
9# Copyright (C) 1998 Jakub Jelinek (jj@ultra.linux.cz)
10
11# We are not yet configured - so test on arch
12ifeq ($(ARCH),sparc64)
13 KBUILD_DEFCONFIG := sparc64_defconfig
14else
15 KBUILD_DEFCONFIG := sparc32_defconfig
16endif
17
18ifeq ($(CONFIG_SPARC32),y)
19#####
20# sparc32
21#
22
23CHECKFLAGS += -D__sparc__
24KBUILD_LDFLAGS := -m elf32_sparc
25export BITS := 32
26UTS_MACHINE := sparc
27
28# We are adding -Wa,-Av8 to KBUILD_CFLAGS to deal with a specs bug in some
29# versions of gcc. Some gcc versions won't pass -Av8 to binutils when you
30# give -mcpu=v8. This silently worked with older bintutils versions but
31# does not any more.
32KBUILD_CFLAGS += -m32 -mcpu=v8 -pipe -mno-fpu -fcall-used-g5 -fcall-used-g7
33KBUILD_CFLAGS += -Wa,-Av8
34
35KBUILD_AFLAGS += -m32 -Wa,-Av8
36
37else
38#####
39# sparc64
40#
41
42CHECKFLAGS += -D__sparc__ -D__sparc_v9__ -D__arch64__
43KBUILD_LDFLAGS := -m elf64_sparc
44export BITS := 64
45UTS_MACHINE := sparc64
46
47KBUILD_CFLAGS += -m64 -pipe -mno-fpu -mcpu=ultrasparc -mcmodel=medlow
48KBUILD_CFLAGS += -ffixed-g4 -ffixed-g5 -fcall-used-g7 -Wno-sign-compare
49KBUILD_CFLAGS += -Wa,--undeclared-regs
50KBUILD_CFLAGS += $(call cc-option,-mtune=ultrasparc3)
51KBUILD_AFLAGS += -m64 -mcpu=ultrasparc -Wa,--undeclared-regs
52
53ifeq ($(CONFIG_MCOUNT),y)
54 KBUILD_CFLAGS += -pg
55endif
56
57endif
58
59libs-y += arch/sparc/prom
60libs-y += arch/sparc/lib/
61
62drivers-$(CONFIG_PM) += arch/sparc/power/
63
64boot := arch/sparc/boot
65
66# Default target
67all: zImage
68
69image zImage uImage tftpboot.img vmlinux.aout: vmlinux
70 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
71
72install:
73 $(call cmd,install)
74
75archheaders:
76 $(Q)$(MAKE) $(build)=arch/sparc/kernel/syscalls all
77
78PHONY += vdso_install
79vdso_install:
80 $(Q)$(MAKE) $(build)=arch/sparc/vdso $@
81
82# This is the image used for packaging
83KBUILD_IMAGE := $(boot)/zImage
84
85# Don't use tabs in echo arguments.
86ifeq ($(ARCH),sparc)
87define archhelp
88 echo '* image - kernel image ($(boot)/image)'
89 echo '* zImage - stripped kernel image ($(boot)/zImage)'
90 echo ' uImage - U-Boot SPARC32 Image (only for LEON)'
91 echo ' tftpboot.img - image prepared for tftp'
92endef
93else
94define archhelp
95 echo '* vmlinux - standard sparc64 kernel'
96 echo '* zImage - stripped and compressed sparc64 kernel ($(boot)/zImage)'
97 echo ' vmlinux.aout - a.out kernel for sparc64'
98 echo ' tftpboot.img - image prepared for tftp'
99endef
100endif
1#
2# sparc/Makefile
3#
4# Makefile for the architecture dependent flags and dependencies on the
5# Sparc and sparc64.
6#
7# Copyright (C) 1994,1996,1998 David S. Miller (davem@caip.rutgers.edu)
8# Copyright (C) 1998 Jakub Jelinek (jj@ultra.linux.cz)
9
10# We are not yet configured - so test on arch
11ifeq ($(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
71archclean:
72 $(Q)$(MAKE) $(clean)=$(boot)
73
74# This is the image used for packaging
75KBUILD_IMAGE := $(boot)/zImage
76
77# Don't use tabs in echo arguments.
78ifeq ($(ARCH),sparc)
79define archhelp
80 echo '* image - kernel image ($(boot)/image)'
81 echo '* zImage - stripped kernel image ($(boot)/zImage)'
82 echo ' uImage - U-Boot SPARC32 Image (only for LEON)'
83 echo ' tftpboot.img - image prepared for tftp'
84endef
85else
86define archhelp
87 echo '* vmlinux - standard sparc64 kernel'
88 echo '* zImage - stripped and compressed sparc64 kernel ($(boot)/zImage)'
89 echo ' vmlinux.aout - a.out kernel for sparc64'
90 echo ' tftpboot.img - image prepared for tftp'
91endef
92endif