1 # 1 #
2 # alpha/Makefile !! 2 # i386/Makefile
>> 3 #
>> 4 # This file is included by the global makefile so that you can add your own
>> 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
3 # 8 #
4 # This file is subject to the terms and condit 9 # This file is subject to the terms and conditions of the GNU General Public
5 # License. See the file "COPYING" in the main 10 # License. See the file "COPYING" in the main directory of this archive
6 # for more details. 11 # for more details.
7 # 12 #
8 # Copyright (C) 1994 by Linus Torvalds 13 # Copyright (C) 1994 by Linus Torvalds
9 # 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
>> 25
>> 26 # prevent gcc from keeping the stack 16 byte aligned
>> 27 CFLAGS += $(call check_gcc,-mpreferred-stack-boundary=2,)
>> 28
>> 29 ifdef CONFIG_M386
>> 30 CFLAGS += -march=i386
>> 31 endif
>> 32
>> 33 ifdef CONFIG_M486
>> 34 CFLAGS += -march=i486
>> 35 endif
>> 36
>> 37 ifdef CONFIG_M586
>> 38 CFLAGS += -march=i586
>> 39 endif
>> 40
>> 41 ifdef CONFIG_M586TSC
>> 42 CFLAGS += -march=i586
>> 43 endif
>> 44
>> 45 ifdef CONFIG_M586MMX
>> 46 CFLAGS += -march=i586
>> 47 endif
>> 48
>> 49 ifdef CONFIG_M686
>> 50 CFLAGS += -march=i686
>> 51 endif
>> 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
>> 64
>> 65 ifdef CONFIG_MK7
>> 66 CFLAGS += $(call check_gcc,-march=athlon,-march=i686 -malign-functions=4)
>> 67 endif
>> 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
>> 77
>> 78 ifdef CONFIG_MWINCHIPC6
>> 79 CFLAGS += -march=i586
>> 80 endif
>> 81
>> 82 ifdef CONFIG_MWINCHIP2
>> 83 CFLAGS += -march=i586
>> 84 endif
>> 85
>> 86 ifdef CONFIG_MWINCHIP3D
>> 87 CFLAGS += -march=i586
>> 88 endif
>> 89
>> 90 ifdef CONFIG_MCYRIXIII
>> 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)
>> 93 endif
>> 94
>> 95 ifdef CONFIG_MVIAC3_2
>> 96 CFLAGS += $(call check_gcc,-march=c3-2,-march=i686)
>> 97 endif
>> 98
>> 99 # Disable unit-at-a-time mode on pre-gcc-4.0 compilers, it makes gcc use
>> 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
10 125
11 NM := $(NM) -B !! 126 vmlinux: arch/i386/vmlinux.lds
12 127
13 LDFLAGS_vmlinux := -static -N #-relax !! 128 FORCE: ;
14 CHECKFLAGS += -D__alpha__ <<
15 cflags-y := -pipe -mno-fp-regs -ffixed- <<
16 cflags-y += $(call cc-option, -fno-jump <<
17 129
18 cpuflags-$(CONFIG_ALPHA_EV56) := -mc !! 130 .PHONY: zImage bzImage compressed zlilo bzlilo zdisk bzdisk install \
19 cpuflags-$(CONFIG_ALPHA_POLARIS) := -mc !! 131 clean archclean archmrproper archdep
20 cpuflags-$(CONFIG_ALPHA_SX164) := -mc <<
21 cpuflags-$(CONFIG_ALPHA_EV6) := -mc <<
22 cpuflags-$(CONFIG_ALPHA_EV67) := -mc <<
23 # If GENERIC, make sure to turn off any instru <<
24 # the host compiler might have on by default. <<
25 cpuflags-$(CONFIG_ALPHA_GENERIC) := -mc <<
26 132
27 cflags-y += $(c !! 133 zImage: vmlinux
>> 134 @$(MAKEBOOT) zImage
28 135
>> 136 bzImage: vmlinux
>> 137 @$(MAKEBOOT) bzImage
29 138
30 # For TSUNAMI, we must have the assembler not !! 139 compressed: zImage
31 # The same is true for IRONGATE, POLARIS, PYXI <<
32 # BWX is most important, but we don't really w <<
33 KBUILD_CFLAGS += $(cflags-y) -Wa,-mev6 <<
34 140
35 libs-y += arch/alpha/ !! 141 zlilo: vmlinux
>> 142 @$(MAKEBOOT) BOOTIMAGE=zImage zlilo
36 143
37 # export what is needed by arch/alpha/boot/Mak !! 144 tmp:
38 LIBS_Y := $(patsubst %/, %/lib.a, $(libs-y)) !! 145 @$(MAKEBOOT) BOOTIMAGE=bzImage zlilo
39 export LIBS_Y !! 146 bzlilo: vmlinux
>> 147 @$(MAKEBOOT) BOOTIMAGE=bzImage zlilo
40 148
41 boot := arch/alpha/boot !! 149 zdisk: vmlinux
>> 150 @$(MAKEBOOT) BOOTIMAGE=zImage zdisk
42 151
43 #Default target when executing make with no ar !! 152 bzdisk: vmlinux
44 all boot: $(boot)/vmlinux.gz !! 153 @$(MAKEBOOT) BOOTIMAGE=bzImage zdisk
45 154
46 $(boot)/vmlinux.gz: vmlinux !! 155 install: vmlinux
47 $(Q)$(MAKE) $(build)=$(boot) $@ !! 156 @$(MAKEBOOT) BOOTIMAGE=bzImage install
48 157
49 bootimage bootpfile bootpzfile: vmlinux !! 158 archclean:
50 $(Q)$(MAKE) $(build)=$(boot) $(boot)/$ !! 159 @$(MAKEBOOT) clean
51 160
52 archheaders: !! 161 archmrproper:
53 $(Q)$(MAKE) $(build)=arch/alpha/kernel <<
54 162
55 define archhelp !! 163 archdep:
56 echo '* boot - Compressed kernel im !! 164 @$(MAKEBOOT) dep
57 echo ' bootimage - SRM bootable image ( <<
58 echo ' bootpfile - BOOTP bootable image <<
59 echo ' bootpzfile - compressed kernel BO <<
60 endef <<
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