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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
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
30UTS_MACHINE := sparc
31
32#KBUILD_CFLAGS += -g -pipe -fcall-used-g5 -fcall-used-g7
33KBUILD_CFLAGS += -m32 -pipe -mno-fpu -fcall-used-g5 -fcall-used-g7
34KBUILD_AFLAGS += -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
41else
42#####
43# sparc64
44#
45
46CHECKFLAGS += -D__sparc__ -D__sparc_v9__ -D__arch64__ -m64
47
48LDFLAGS := -m elf64_sparc
49export BITS := 64
50UTS_MACHINE := sparc64
51
52KBUILD_CFLAGS += -m64 -pipe -mno-fpu -mcpu=ultrasparc -mcmodel=medlow \
53 -ffixed-g4 -ffixed-g5 -fcall-used-g7 -Wno-sign-compare \
54 -Wa,--undeclared-regs
55KBUILD_CFLAGS += $(call cc-option,-mtune=ultrasparc3)
56KBUILD_AFLAGS += -m64 -mcpu=ultrasparc -Wa,--undeclared-regs
57
58ifeq ($(CONFIG_MCOUNT),y)
59 KBUILD_CFLAGS += -pg
60endif
61
62endif
63
64head-y := arch/sparc/kernel/head_$(BITS).o
65head-y += arch/sparc/kernel/init_task.o
66
67core-y += arch/sparc/kernel
68core-y += arch/sparc/mm/ arch/sparc/math-emu/
69
70libs-y += arch/sparc/prom/
71libs-y += arch/sparc/lib/
72
73drivers-$(CONFIG_OPROFILE) += arch/sparc/oprofile/
74
75# Export what is needed by arch/sparc/boot/Makefile
76export VMLINUX_INIT VMLINUX_MAIN
77VMLINUX_INIT := $(head-y) $(init-y)
78VMLINUX_MAIN := $(core-y) kernel mm fs/ ipc/ security/ crypto/ block/
79VMLINUX_MAIN += $(patsubst %/, %/lib.a, $(libs-y)) $(libs-y)
80VMLINUX_MAIN += $(drivers-y) $(net-y)
81
82ifdef CONFIG_KALLSYMS
83export kallsyms.o := .tmp_kallsyms2.o
84endif
85
86boot := arch/sparc/boot
87
88# Default target
89all: zImage
90
91image zImage uImage tftpboot.img vmlinux.aout: vmlinux
92 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
93
94archclean:
95 $(Q)$(MAKE) $(clean)=$(boot)
96
97# This is the image used for packaging
98KBUILD_IMAGE := $(boot)/zImage
99
100# Don't use tabs in echo arguments.
101ifeq ($(ARCH),sparc)
102define archhelp
103 echo '* image - kernel image ($(boot)/image)'
104 echo '* zImage - stripped kernel image ($(boot)/zImage)'
105 echo ' uImage - U-Boot SPARC32 Image (only for LEON)'
106 echo ' tftpboot.img - image prepared for tftp'
107endef
108else
109define archhelp
110 echo '* vmlinux - standard sparc64 kernel'
111 echo '* zImage - stripped and compressed sparc64 kernel ($(boot)/zImage)'
112 echo ' vmlinux.aout - a.out kernel for sparc64'
113 echo ' tftpboot.img - image prepared for tftp'
114endef
115endif