i386: move video
[linux-2.6.git] / arch / i386 / Makefile
1 #
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" cleaning up for this architecture.
7 #
8 # This file is subject to the terms and conditions of the GNU General Public
9 # License.  See the file "COPYING" in the main directory of this archive
10 # for more details.
11 #
12 # Copyright (C) 1994 by Linus Torvalds
13 #
14 # 19990713  Artur Skawina <skawina@geocities.com>
15 #           Added '-march' and '-mpreferred-stack-boundary' support
16 #
17 # 20050320  Kianusch Sayah Karadji <kianusch@sk-tech.net>
18 #           Added support for GEODE CPU
19
20 HAS_BIARCH      := $(call cc-option-yn, -m32)
21 ifeq ($(HAS_BIARCH),y)
22 AS              := $(AS) --32
23 LD              := $(LD) -m elf_i386
24 CC              := $(CC) -m32
25 endif
26
27 LDFLAGS         := -m elf_i386
28 OBJCOPYFLAGS    := -O binary -R .note -R .comment -S
29 ifdef CONFIG_RELOCATABLE
30 LDFLAGS_vmlinux := --emit-relocs
31 endif
32 CHECKFLAGS      += -D__i386__
33
34 CFLAGS += -pipe -msoft-float -mregparm=3 -freg-struct-return
35
36 # prevent gcc from keeping the stack 16 byte aligned
37 CFLAGS += $(call cc-option,-mpreferred-stack-boundary=2)
38
39 # CPU-specific tuning. Anything which can be shared with UML should go here.
40 include $(srctree)/arch/i386/Makefile.cpu
41
42 # temporary until string.h is fixed
43 cflags-y += -ffreestanding
44
45 # this works around some issues with generating unwind tables in older gccs
46 # newer gccs do it by default
47 cflags-y += -maccumulate-outgoing-args
48
49 # Disable unit-at-a-time mode on pre-gcc-4.0 compilers, it makes gcc use
50 # a lot more stack due to the lack of sharing of stacklots:
51 CFLAGS                          += $(shell if [ $(call cc-version) -lt 0400 ] ; then echo $(call cc-option,-fno-unit-at-a-time); fi ;)
52
53 # do binutils support CFI?
54 cflags-y += $(call as-instr,.cfi_startproc\n.cfi_rel_offset esp${comma}0\n.cfi_endproc,-DCONFIG_AS_CFI=1,)
55 AFLAGS += $(call as-instr,.cfi_startproc\n.cfi_rel_offset esp${comma}0\n.cfi_endproc,-DCONFIG_AS_CFI=1,)
56
57 # is .cfi_signal_frame supported too?
58 cflags-y += $(call as-instr,.cfi_startproc\n.cfi_signal_frame\n.cfi_endproc,-DCONFIG_AS_CFI_SIGNAL_FRAME=1,)
59 AFLAGS += $(call as-instr,.cfi_startproc\n.cfi_signal_frame\n.cfi_endproc,-DCONFIG_AS_CFI_SIGNAL_FRAME=1,)
60
61 CFLAGS += $(cflags-y)
62
63 # Default subarch .c files
64 mcore-y  := arch/x86/mach-default
65
66 # Voyager subarch support
67 mflags-$(CONFIG_X86_VOYAGER)    := -Iinclude/asm-i386/mach-voyager
68 mcore-$(CONFIG_X86_VOYAGER)     := arch/x86/mach-voyager
69
70 # VISWS subarch support
71 mflags-$(CONFIG_X86_VISWS)      := -Iinclude/asm-i386/mach-visws
72 mcore-$(CONFIG_X86_VISWS)       := arch/x86/mach-visws
73
74 # NUMAQ subarch support
75 mflags-$(CONFIG_X86_NUMAQ)      := -Iinclude/asm-i386/mach-numaq
76 mcore-$(CONFIG_X86_NUMAQ)       := arch/x86/mach-default
77
78 # BIGSMP subarch support
79 mflags-$(CONFIG_X86_BIGSMP)     := -Iinclude/asm-i386/mach-bigsmp
80 mcore-$(CONFIG_X86_BIGSMP)      := arch/x86/mach-default
81
82 #Summit subarch support
83 mflags-$(CONFIG_X86_SUMMIT) := -Iinclude/asm-i386/mach-summit
84 mcore-$(CONFIG_X86_SUMMIT)  := arch/x86/mach-default
85
86 # generic subarchitecture
87 mflags-$(CONFIG_X86_GENERICARCH) := -Iinclude/asm-i386/mach-generic
88 mcore-$(CONFIG_X86_GENERICARCH) := arch/x86/mach-default
89 core-$(CONFIG_X86_GENERICARCH) += arch/x86/mach-generic/
90
91 # ES7000 subarch support
92 mflags-$(CONFIG_X86_ES7000)     := -Iinclude/asm-i386/mach-es7000
93 mcore-$(CONFIG_X86_ES7000)      := arch/x86/mach-default
94 core-$(CONFIG_X86_ES7000)       := arch/x86/mach-es7000/
95
96 # Xen paravirtualization support
97 core-$(CONFIG_XEN)              += arch/x86/xen/
98
99 # default subarch .h files
100 mflags-y += -Iinclude/asm-i386/mach-default
101
102 head-y := arch/i386/kernel/head_32.o arch/i386/kernel/init_task_32.o
103
104 libs-y                                  += arch/x86/lib/
105 core-y                                  += arch/i386/kernel/ \
106                                            arch/x86/mm/ \
107                                            $(mcore-y)/ \
108                                            arch/x86/crypto/
109 drivers-$(CONFIG_MATH_EMULATION)        += arch/x86/math-emu/
110 drivers-$(CONFIG_PCI)                   += arch/x86/pci/
111 # must be linked after kernel/
112 drivers-$(CONFIG_OPROFILE)              += arch/x86/oprofile/
113 drivers-$(CONFIG_PM)                    += arch/x86/power/
114 drivers-$(CONFIG_FB)                    += arch/x86/video/
115
116 CFLAGS += $(mflags-y)
117 AFLAGS += $(mflags-y)
118
119 boot := arch/x86/boot
120
121 PHONY += zImage bzImage compressed zlilo bzlilo \
122          zdisk bzdisk fdimage fdimage144 fdimage288 isoimage install
123
124 all: bzImage
125
126 # KBUILD_IMAGE specify target image being built
127                     KBUILD_IMAGE := $(boot)/bzImage
128 zImage zlilo zdisk: KBUILD_IMAGE := arch/x86/boot/zImage
129
130 zImage bzImage: vmlinux
131         $(Q)mkdir -p $(objtree)/arch/i386/boot
132         $(Q)ln -fsn $(objtree)/arch/x86/boot/bzImage $(objtree)/arch/i386/boot/bzImage
133         $(Q)$(MAKE) $(build)=$(boot) $(KBUILD_IMAGE)
134
135 compressed: zImage
136
137 zlilo bzlilo: vmlinux
138         $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) zlilo
139
140 zdisk bzdisk: vmlinux
141         $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) zdisk
142
143 fdimage fdimage144 fdimage288 isoimage: vmlinux
144         $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) $@
145
146 install:
147         $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) install
148
149 archclean:
150         $(Q)rm -rf $(objtree)/arch/i386/boot
151         $(Q)$(MAKE) $(clean)=arch/x86/boot
152
153 define archhelp
154   echo  '* bzImage      - Compressed kernel image (arch/$(ARCH)/boot/bzImage)'
155   echo  '  install      - Install kernel using'
156   echo  '                  (your) ~/bin/installkernel or'
157   echo  '                  (distribution) /sbin/installkernel or'
158   echo  '                  install to $$(INSTALL_PATH) and run lilo'
159   echo  '  bzdisk       - Create a boot floppy in /dev/fd0'
160   echo  '  fdimage      - Create a boot floppy image'
161   echo  '  isoimage     - Create a boot CD-ROM image'
162 endef
163
164 CLEAN_FILES += arch/$(ARCH)/boot/fdimage \
165                arch/$(ARCH)/boot/image.iso \
166                arch/$(ARCH)/boot/mtools.conf