1 # SPDX-License-Identifier: GPL-2.0 <<
2 # 1 #
3 # sparc/Makefile !! 2 # i386/Makefile
4 # 3 #
5 # Makefile for the architecture dependent flag !! 4 # This file is included by the global makefile so that you can add your own
6 # Sparc and sparc64. !! 5 # architecture-specific flags and dependencies. Remember to do have actions
>> 6 # for "archclean" and "archdep" for cleaning up and making dependencies for
>> 7 # this architecture
7 # 8 #
8 # Copyright (C) 1994,1996,1998 David S. Miller !! 9 # This file is subject to the terms and conditions of the GNU General Public
9 # Copyright (C) 1998 Jakub Jelinek (jj@ultra.l !! 10 # License. See the file "COPYING" in the main directory of this archive
>> 11 # for more details.
>> 12 #
>> 13 # Copyright (C) 1994 by Linus Torvalds
>> 14 #
>> 15 # 19990713 Artur Skawina <skawina@geocities.com>
>> 16 # Added '-march' and '-mpreferred-stack-boundary' support
>> 17 #
>> 18
>> 19 LD=$(CROSS_COMPILE)ld -m elf_i386
>> 20 OBJCOPY=$(CROSS_COMPILE)objcopy -O binary -R .note -R .comment -S
>> 21 LDFLAGS=-e stext
>> 22 LINKFLAGS =-T $(TOPDIR)/arch/i386/vmlinux.lds $(LDFLAGS)
>> 23
>> 24 CFLAGS += -pipe
10 25
11 # We are not yet configured - so test on arch !! 26 # prevent gcc from keeping the stack 16 byte aligned
12 ifeq ($(ARCH),sparc64) !! 27 CFLAGS += $(call check_gcc,-mpreferred-stack-boundary=2,)
13 KBUILD_DEFCONFIG := sparc64_defconfig !! 28
14 else !! 29 ifdef CONFIG_M386
15 KBUILD_DEFCONFIG := sparc32_defconfig !! 30 CFLAGS += -march=i386
16 endif 31 endif
17 32
18 ifeq ($(CONFIG_SPARC32),y) !! 33 ifdef CONFIG_M486
19 ##### !! 34 CFLAGS += -march=i486
20 # sparc32 !! 35 endif
21 # <<
22 36
23 CHECKFLAGS += -D__sparc__ !! 37 ifdef CONFIG_M586
24 KBUILD_LDFLAGS := -m elf32_sparc !! 38 CFLAGS += -march=i586
25 export BITS := 32 !! 39 endif
26 UTS_MACHINE := sparc <<
27 40
28 # We are adding -Wa,-Av8 to KBUILD_CFLAGS to d !! 41 ifdef CONFIG_M586TSC
29 # versions of gcc. Some gcc versions won't pa !! 42 CFLAGS += -march=i586
30 # give -mcpu=v8. This silently worked with ol !! 43 endif
31 # does not any more. <<
32 KBUILD_CFLAGS += -m32 -mcpu=v8 -pipe -mno-fpu <<
33 KBUILD_CFLAGS += -Wa,-Av8 <<
34 44
35 KBUILD_AFLAGS += -m32 -Wa,-Av8 !! 45 ifdef CONFIG_M586MMX
>> 46 CFLAGS += -march=i586
>> 47 endif
36 48
37 else !! 49 ifdef CONFIG_M686
38 ##### !! 50 CFLAGS += -march=i686
39 # sparc64 !! 51 endif
40 # !! 52
>> 53 ifdef CONFIG_MPENTIUMIII
>> 54 CFLAGS += -march=i686
>> 55 endif
>> 56
>> 57 ifdef CONFIG_MPENTIUM4
>> 58 CFLAGS += -march=i686
>> 59 endif
>> 60
>> 61 ifdef CONFIG_MK6
>> 62 CFLAGS += $(call check_gcc,-march=k6,-march=i586)
>> 63 endif
41 64
42 CHECKFLAGS += -D__sparc__ -D__sparc_v9__ -D !! 65 ifdef CONFIG_MK7
43 KBUILD_LDFLAGS := -m elf64_sparc !! 66 CFLAGS += $(call check_gcc,-march=athlon,-march=i686 -malign-functions=4)
44 export BITS := 64 !! 67 endif
45 UTS_MACHINE := sparc64 !! 68
>> 69 ifdef CONFIG_MCRUSOE
>> 70 CFLAGS += -march=i686
>> 71 CFLAGS += $(call check_gcc,-falign-functions=0 -falign-jumps=0 -falign-loops=0,-malign-functions=0 -malign-jumps=0 -malign-loops=0)
>> 72 endif
>> 73
>> 74 ifdef CONFIG_MGEODE_LX
>> 75 CFLAGS += -march=i686
>> 76 endif
46 77
47 KBUILD_CFLAGS += -m64 -pipe -mno-fpu -mcpu=ult !! 78 ifdef CONFIG_MWINCHIPC6
48 KBUILD_CFLAGS += -ffixed-g4 -ffixed-g5 -fcall- !! 79 CFLAGS += -march=i586
49 KBUILD_CFLAGS += -Wa,--undeclared-regs !! 80 endif
50 KBUILD_CFLAGS += $(call cc-option,-mtune=ultra !! 81
51 KBUILD_AFLAGS += -m64 -mcpu=ultrasparc -Wa,--u !! 82 ifdef CONFIG_MWINCHIP2
>> 83 CFLAGS += -march=i586
>> 84 endif
>> 85
>> 86 ifdef CONFIG_MWINCHIP3D
>> 87 CFLAGS += -march=i586
>> 88 endif
52 89
53 ifeq ($(CONFIG_MCOUNT),y) !! 90 ifdef CONFIG_MCYRIXIII
54 KBUILD_CFLAGS += -pg !! 91 CFLAGS += $(call check_gcc,-march=c3,-march=i486)
>> 92 CFLAGS += $(call check_gcc,-falign-functions=0 -falign-jumps=0 -falign-loops=0,-malign-functions=0 -malign-jumps=0 -malign-loops=0)
55 endif 93 endif
56 94
>> 95 ifdef CONFIG_MVIAC3_2
>> 96 CFLAGS += $(call check_gcc,-march=c3-2,-march=i686)
57 endif 97 endif
58 98
59 libs-y += arch/sparc/prom/ !! 99 # Disable unit-at-a-time mode on pre-gcc-4.0 compilers, it makes gcc use
60 libs-y += arch/sparc/lib/ !! 100 # a lot more stack due to the lack of sharing of stacklots.
>> 101 # CFLAGS += $(call if_gcc4,,$(call check_gcc,-fno-unit-at-a-time,))
>> 102 # Disable unit-at-a-time on gcc >= 4 too, because it removes seemingly unused
>> 103 # variables which are indeed module params.
>> 104 CFLAGS += $(call check_gcc,-fno-unit-at-a-time,)
>> 105
>> 106 HEAD := arch/i386/kernel/head.o arch/i386/kernel/init_task.o
>> 107
>> 108 SUBDIRS += arch/i386/kernel arch/i386/mm arch/i386/lib
>> 109
>> 110 CORE_FILES := arch/i386/kernel/kernel.o arch/i386/mm/mm.o $(CORE_FILES)
>> 111 LIBS := $(TOPDIR)/arch/i386/lib/lib.a $(LIBS) $(TOPDIR)/arch/i386/lib/lib.a
>> 112
>> 113 ifdef CONFIG_MATH_EMULATION
>> 114 SUBDIRS += arch/i386/math-emu
>> 115 DRIVERS += arch/i386/math-emu/math.o
>> 116 endif
>> 117
>> 118 arch/i386/kernel: dummy
>> 119 $(MAKE) linuxsubdirs SUBDIRS=arch/i386/kernel
>> 120
>> 121 arch/i386/mm: dummy
>> 122 $(MAKE) linuxsubdirs SUBDIRS=arch/i386/mm
>> 123
>> 124 MAKEBOOT = $(MAKE) -C arch/$(ARCH)/boot
>> 125
>> 126 vmlinux: arch/i386/vmlinux.lds
>> 127
>> 128 FORCE: ;
>> 129
>> 130 .PHONY: zImage bzImage compressed zlilo bzlilo zdisk bzdisk install \
>> 131 clean archclean archmrproper archdep
>> 132
>> 133 zImage: vmlinux
>> 134 @$(MAKEBOOT) zImage
>> 135
>> 136 bzImage: vmlinux
>> 137 @$(MAKEBOOT) bzImage
61 138
62 drivers-$(CONFIG_PM) += arch/sparc/power/ !! 139 compressed: zImage
63 drivers-$(CONFIG_VIDEO) += arch/sparc/video/ <<
64 140
65 boot := arch/sparc/boot !! 141 zlilo: vmlinux
>> 142 @$(MAKEBOOT) BOOTIMAGE=zImage zlilo
66 143
67 # Default target !! 144 tmp:
68 all: zImage !! 145 @$(MAKEBOOT) BOOTIMAGE=bzImage zlilo
>> 146 bzlilo: vmlinux
>> 147 @$(MAKEBOOT) BOOTIMAGE=bzImage zlilo
69 148
70 image zImage uImage tftpboot.img vmlinux.aout: !! 149 zdisk: vmlinux
71 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$ !! 150 @$(MAKEBOOT) BOOTIMAGE=zImage zdisk
72 151
73 install: !! 152 bzdisk: vmlinux
74 $(call cmd,install) !! 153 @$(MAKEBOOT) BOOTIMAGE=bzImage zdisk
75 154
76 archheaders: !! 155 install: vmlinux
77 $(Q)$(MAKE) $(build)=arch/sparc/kernel !! 156 @$(MAKEBOOT) BOOTIMAGE=bzImage install
78 157
79 vdso-install-$(CONFIG_SPARC64) += arch/sparc/ !! 158 archclean:
80 vdso-install-$(CONFIG_COMPAT) += arch/sparc/ !! 159 @$(MAKEBOOT) clean
81 160
82 # This is the image used for packaging !! 161 archmrproper:
83 KBUILD_IMAGE := $(boot)/zImage <<
84 162
85 # Don't use tabs in echo arguments. !! 163 archdep:
86 define archhelp !! 164 @$(MAKEBOOT) dep
87 echo '* vmlinux - standard SPARC kerne <<
88 echo ' image - kernel image ($(boot <<
89 echo '* zImage - stripped/compressed <<
90 echo ' uImage - U-Boot SPARC32 Image <<
91 echo ' vmlinux.aout - a.out kernel for SPA <<
92 echo ' tftpboot.img - image prepared for t <<
93 endef <<
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.