1 # SPDX-License-Identifier: GPL-2.0 <<
2 # 1 #
3 # sparc/Makefile 2 # sparc/Makefile
4 # 3 #
5 # Makefile for the architecture dependent flag 4 # Makefile for the architecture dependent flags and dependencies on the
6 # Sparc and sparc64. 5 # Sparc and sparc64.
7 # 6 #
8 # Copyright (C) 1994,1996,1998 David S. Miller 7 # Copyright (C) 1994,1996,1998 David S. Miller (davem@caip.rutgers.edu)
9 # Copyright (C) 1998 Jakub Jelinek (jj@ultra.l 8 # Copyright (C) 1998 Jakub Jelinek (jj@ultra.linux.cz)
10 9
11 # We are not yet configured - so test on arch 10 # We are not yet configured - so test on arch
12 ifeq ($(ARCH),sparc64) !! 11 ifeq ($(ARCH),sparc)
13 KBUILD_DEFCONFIG := sparc64_defconfig <<
14 else <<
15 KBUILD_DEFCONFIG := sparc32_defconfig 12 KBUILD_DEFCONFIG := sparc32_defconfig
>> 13 else
>> 14 KBUILD_DEFCONFIG := sparc64_defconfig
16 endif 15 endif
17 16
18 ifeq ($(CONFIG_SPARC32),y) 17 ifeq ($(CONFIG_SPARC32),y)
19 ##### 18 #####
20 # sparc32 19 # sparc32
21 # 20 #
22 21
23 CHECKFLAGS += -D__sparc__ 22 CHECKFLAGS += -D__sparc__
24 KBUILD_LDFLAGS := -m elf32_sparc !! 23 LDFLAGS := -m elf32_sparc
25 export BITS := 32 24 export BITS := 32
26 UTS_MACHINE := sparc 25 UTS_MACHINE := sparc
27 26
28 # We are adding -Wa,-Av8 to KBUILD_CFLAGS to d <<
29 # versions of gcc. Some gcc versions won't pa <<
30 # give -mcpu=v8. This silently worked with ol <<
31 # does not any more. <<
32 KBUILD_CFLAGS += -m32 -mcpu=v8 -pipe -mno-fpu 27 KBUILD_CFLAGS += -m32 -mcpu=v8 -pipe -mno-fpu -fcall-used-g5 -fcall-used-g7
33 KBUILD_CFLAGS += -Wa,-Av8 <<
34 <<
35 KBUILD_AFLAGS += -m32 -Wa,-Av8 28 KBUILD_AFLAGS += -m32 -Wa,-Av8
36 29
37 else 30 else
38 ##### 31 #####
39 # sparc64 32 # sparc64
40 # 33 #
41 34
42 CHECKFLAGS += -D__sparc__ -D__sparc_v9__ -D !! 35 CHECKFLAGS += -D__sparc__ -D__sparc_v9__ -D__arch64__ -m64
43 KBUILD_LDFLAGS := -m elf64_sparc !! 36 LDFLAGS := -m elf64_sparc
44 export BITS := 64 37 export BITS := 64
45 UTS_MACHINE := sparc64 38 UTS_MACHINE := sparc64
46 39
47 KBUILD_CFLAGS += -m64 -pipe -mno-fpu -mcpu=ult 40 KBUILD_CFLAGS += -m64 -pipe -mno-fpu -mcpu=ultrasparc -mcmodel=medlow
48 KBUILD_CFLAGS += -ffixed-g4 -ffixed-g5 -fcall- 41 KBUILD_CFLAGS += -ffixed-g4 -ffixed-g5 -fcall-used-g7 -Wno-sign-compare
49 KBUILD_CFLAGS += -Wa,--undeclared-regs 42 KBUILD_CFLAGS += -Wa,--undeclared-regs
50 KBUILD_CFLAGS += $(call cc-option,-mtune=ultra 43 KBUILD_CFLAGS += $(call cc-option,-mtune=ultrasparc3)
51 KBUILD_AFLAGS += -m64 -mcpu=ultrasparc -Wa,--u 44 KBUILD_AFLAGS += -m64 -mcpu=ultrasparc -Wa,--undeclared-regs
52 45
53 ifeq ($(CONFIG_MCOUNT),y) 46 ifeq ($(CONFIG_MCOUNT),y)
54 KBUILD_CFLAGS += -pg 47 KBUILD_CFLAGS += -pg
55 endif 48 endif
56 49
57 endif 50 endif
58 51
>> 52 head-y := arch/sparc/kernel/head_$(BITS).o
>> 53
>> 54 # See arch/sparc/Kbuild for the core part of the kernel
>> 55 core-y += arch/sparc/
>> 56
59 libs-y += arch/sparc/prom/ 57 libs-y += arch/sparc/prom/
60 libs-y += arch/sparc/lib/ 58 libs-y += arch/sparc/lib/
61 59
62 drivers-$(CONFIG_PM) += arch/sparc/power/ !! 60 drivers-$(CONFIG_PM) += arch/sparc/power/
63 drivers-$(CONFIG_VIDEO) += arch/sparc/video/ !! 61 drivers-$(CONFIG_OPROFILE) += arch/sparc/oprofile/
64 62
65 boot := arch/sparc/boot 63 boot := arch/sparc/boot
66 64
67 # Default target 65 # Default target
68 all: zImage 66 all: zImage
69 67
70 image zImage uImage tftpboot.img vmlinux.aout: 68 image zImage uImage tftpboot.img vmlinux.aout: vmlinux
71 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$ 69 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
72 70
73 install: 71 install:
74 $(call cmd,install) !! 72 $(Q)$(MAKE) $(build)=$(boot) $@
75 73
76 archheaders: !! 74 archclean:
77 $(Q)$(MAKE) $(build)=arch/sparc/kernel !! 75 $(Q)$(MAKE) $(clean)=$(boot)
78 <<
79 vdso-install-$(CONFIG_SPARC64) += arch/sparc/ <<
80 vdso-install-$(CONFIG_COMPAT) += arch/sparc/ <<
81 76
82 # This is the image used for packaging 77 # This is the image used for packaging
83 KBUILD_IMAGE := $(boot)/zImage 78 KBUILD_IMAGE := $(boot)/zImage
84 79
85 # Don't use tabs in echo arguments. 80 # Don't use tabs in echo arguments.
>> 81 ifeq ($(ARCH),sparc)
86 define archhelp 82 define archhelp
87 echo '* vmlinux - standard SPARC kerne !! 83 echo '* image - kernel image ($(boot)/image)'
88 echo ' image - kernel image ($(boot !! 84 echo '* zImage - stripped kernel image ($(boot)/zImage)'
89 echo '* zImage - stripped/compressed <<
90 echo ' uImage - U-Boot SPARC32 Image 85 echo ' uImage - U-Boot SPARC32 Image (only for LEON)'
91 echo ' vmlinux.aout - a.out kernel for SPA <<
92 echo ' tftpboot.img - image prepared for t 86 echo ' tftpboot.img - image prepared for tftp'
93 endef 87 endef
>> 88 else
>> 89 define archhelp
>> 90 echo '* vmlinux - standard sparc64 kernel'
>> 91 echo '* zImage - stripped and compressed sparc64 kernel ($(boot)/zImage)'
>> 92 echo ' vmlinux.aout - a.out kernel for sparc64'
>> 93 echo ' tftpboot.img - image prepared for tftp'
>> 94 endef
>> 95 endif
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.