Commit | Line | Data |
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1da177e4 | 1 | # |
96ae6ea0 | 2 | # arch/x86/boot/Makefile |
1da177e4 LT |
3 | # |
4 | # This file is subject to the terms and conditions of the GNU General Public | |
5 | # License. See the file "COPYING" in the main directory of this archive | |
6 | # for more details. | |
7 | # | |
8 | # Copyright (C) 1994 by Linus Torvalds | |
5e47c478 | 9 | # Changed by many, many contributors over the years. |
1da177e4 LT |
10 | # |
11 | ||
c0dd6716 JP |
12 | KASAN_SANITIZE := n |
13 | OBJECT_FILES_NON_STANDARD := y | |
c63f06dd | 14 | |
1da177e4 LT |
15 | # If you want to preset the SVGA mode, uncomment the next line and |
16 | # set SVGA_MODE to whatever number you want. | |
17 | # Set it to -DSVGA_MODE=NORMAL_VGA if you just want the EGA/VGA mode. | |
18 | # The number is the same as you would ordinarily press at bootup. | |
19 | ||
5e47c478 | 20 | SVGA_MODE := -DSVGA_MODE=NORMAL_VGA |
1da177e4 | 21 | |
5e47c478 | 22 | targets := vmlinux.bin setup.bin setup.elf bzImage |
16a67919 | 23 | targets += fdimage fdimage144 fdimage288 image.iso mtools.conf |
f0be6c6a | 24 | subdir- := compressed |
1da177e4 | 25 | |
dd78b973 | 26 | setup-y += a20.o bioscall.o cmdline.o copy.o cpu.o cpuflags.o cpucheck.o |
94916301 | 27 | setup-y += early_serial_console.o edd.o header.o main.o memory.o |
f4ed2877 YL |
28 | setup-y += pm.o pmjump.o printf.o regs.o string.o tty.o video.o |
29 | setup-y += video-mode.o version.o | |
a6b68076 | 30 | setup-$(CONFIG_X86_APM_BOOT) += apm.o |
4fd06960 PA |
31 | |
32 | # The link order of the video-*.o modules can matter. In particular, | |
33 | # video-vga.o *must* be listed first, followed by video-vesa.o. | |
34 | # Hardware-specific drivers should follow in the order they should be | |
35 | # probed, and video-bios.o should typically be last. | |
36 | setup-y += video-vga.o | |
37 | setup-y += video-vesa.o | |
38 | setup-y += video-bios.o | |
30c82645 | 39 | |
3fbc5416 | 40 | targets += $(setup-y) |
9def39be JT |
41 | hostprogs-y := tools/build |
42 | hostprogs-$(CONFIG_X86_FEATURE_NAMES) += mkcpustr | |
1da177e4 | 43 | |
b6eea87f MF |
44 | HOST_EXTRACFLAGS += -I$(srctree)/tools/include \ |
45 | -include include/generated/autoconf.h \ | |
446e1c86 PA |
46 | -D__EXPORTED_HEADERS__ |
47 | ||
9def39be | 48 | ifdef CONFIG_X86_FEATURE_NAMES |
f0be6c6a PA |
49 | $(obj)/cpu.o: $(obj)/cpustr.h |
50 | ||
51 | quiet_cmd_cpustr = CPUSTR $@ | |
52 | cmd_cpustr = $(obj)/mkcpustr > $@ | |
9def39be | 53 | targets += cpustr.h |
f0be6c6a PA |
54 | $(obj)/cpustr.h: $(obj)/mkcpustr FORCE |
55 | $(call if_changed,cpustr) | |
9def39be | 56 | endif |
280dbc57 | 57 | clean-files += cpustr.h |
1da177e4 LT |
58 | |
59 | # --------------------------------------------------------------------------- | |
60 | ||
1c678da3 | 61 | KBUILD_CFLAGS := $(USERINCLUDE) $(REALMODE_CFLAGS) -D_SETUP |
222d394d | 62 | KBUILD_AFLAGS := $(KBUILD_CFLAGS) -D__ASSEMBLY__ |
7bf99fb6 | 63 | GCOV_PROFILE := n |
c6d30853 | 64 | UBSAN_SANITIZE := n |
4fd06960 | 65 | |
5e47c478 | 66 | $(obj)/bzImage: asflags-y := $(SVGA_MODE) |
1da177e4 LT |
67 | |
68 | quiet_cmd_image = BUILD $@ | |
809373e2 KC |
69 | cmd_image = $(obj)/tools/build $(obj)/setup.bin $(obj)/vmlinux.bin \ |
70 | $(obj)/zoffset.h $@ | |
1da177e4 | 71 | |
5e47c478 | 72 | $(obj)/bzImage: $(obj)/setup.bin $(obj)/vmlinux.bin $(obj)/tools/build FORCE |
1da177e4 | 73 | $(call if_changed,image) |
2894801d | 74 | @echo 'Kernel: $@ is ready' ' (#'`cat .version`')' |
1da177e4 | 75 | |
1622ac23 | 76 | OBJCOPYFLAGS_vmlinux.bin := -O binary -R .note -R .comment -S |
1da177e4 LT |
77 | $(obj)/vmlinux.bin: $(obj)/compressed/vmlinux FORCE |
78 | $(call if_changed,objcopy) | |
79 | ||
4fd06960 | 80 | SETUP_OBJS = $(addprefix $(obj)/,$(setup-y)) |
1da177e4 | 81 | |
ac008fe0 | 82 | sed-voffset := -e 's/^\([0-9a-fA-F]*\) [ABCDGRSTVW] \(_text\|_end\)$$/\#define VO_\2 0x\1/p' |
099e1377 | 83 | |
77d1a499 PA |
84 | quiet_cmd_voffset = VOFFSET $@ |
85 | cmd_voffset = $(NM) $< | sed -n $(sed-voffset) > $@ | |
099e1377 | 86 | |
77d1a499 PA |
87 | targets += voffset.h |
88 | $(obj)/voffset.h: vmlinux FORCE | |
89 | $(call if_changed,voffset) | |
90 | ||
ac008fe0 | 91 | sed-zoffset := -e 's/^\([0-9a-fA-F]*\) [ABCDGRSTVW] \(startup_32\|startup_64\|efi32_stub_entry\|efi64_stub_entry\|efi_pe_entry\|input_data\|_end\|z_.*\)$$/\#define ZO_\2 0x\1/p' |
77d1a499 PA |
92 | |
93 | quiet_cmd_zoffset = ZOFFSET $@ | |
94 | cmd_zoffset = $(NM) $< | sed -n $(sed-zoffset) > $@ | |
95 | ||
96 | targets += zoffset.h | |
97 | $(obj)/zoffset.h: $(obj)/compressed/vmlinux FORCE | |
98 | $(call if_changed,zoffset) | |
099e1377 | 99 | |
099e1377 IC |
100 | |
101 | AFLAGS_header.o += -I$(obj) | |
77d1a499 | 102 | $(obj)/header.o: $(obj)/voffset.h $(obj)/zoffset.h |
099e1377 | 103 | |
4fd06960 PA |
104 | LDFLAGS_setup.elf := -T |
105 | $(obj)/setup.elf: $(src)/setup.ld $(SETUP_OBJS) FORCE | |
1da177e4 LT |
106 | $(call if_changed,ld) |
107 | ||
4fd06960 | 108 | OBJCOPYFLAGS_setup.bin := -O binary |
4fd06960 PA |
109 | $(obj)/setup.bin: $(obj)/setup.elf FORCE |
110 | $(call if_changed,objcopy) | |
111 | ||
1da177e4 | 112 | $(obj)/compressed/vmlinux: FORCE |
d960c9ce | 113 | $(Q)$(MAKE) $(build)=$(obj)/compressed $@ |
1da177e4 | 114 | |
f9c5107c PA |
115 | # Set this if you want to pass append arguments to the |
116 | # bzdisk/fdimage/isoimage kernel | |
f0be6c6a | 117 | FDARGS = |
f9c5107c PA |
118 | # Set this if you want an initrd included with the |
119 | # bzdisk/fdimage/isoimage kernel | |
841b8a46 PA |
120 | FDINITRD = |
121 | ||
122 | image_cmdline = default linux $(FDARGS) $(if $(FDINITRD),initrd=initrd.img,) | |
1da177e4 LT |
123 | |
124 | $(obj)/mtools.conf: $(src)/mtools.conf.in | |
125 | sed -e 's|@OBJ@|$(obj)|g' < $< > $@ | |
126 | ||
127 | # This requires write access to /dev/fd0 | |
f9c5107c | 128 | bzdisk: $(obj)/bzImage $(obj)/mtools.conf |
1da177e4 LT |
129 | MTOOLSRC=$(obj)/mtools.conf mformat a: ; sync |
130 | syslinux /dev/fd0 ; sync | |
841b8a46 | 131 | echo '$(image_cmdline)' | \ |
1da177e4 | 132 | MTOOLSRC=$(src)/mtools.conf mcopy - a:syslinux.cfg |
841b8a46 PA |
133 | if [ -f '$(FDINITRD)' ] ; then \ |
134 | MTOOLSRC=$(obj)/mtools.conf mcopy '$(FDINITRD)' a:initrd.img ; \ | |
135 | fi | |
f9c5107c | 136 | MTOOLSRC=$(obj)/mtools.conf mcopy $(obj)/bzImage a:linux ; sync |
1da177e4 LT |
137 | |
138 | # These require being root or having syslinux 2.02 or higher installed | |
f9c5107c | 139 | fdimage fdimage144: $(obj)/bzImage $(obj)/mtools.conf |
1da177e4 LT |
140 | dd if=/dev/zero of=$(obj)/fdimage bs=1024 count=1440 |
141 | MTOOLSRC=$(obj)/mtools.conf mformat v: ; sync | |
142 | syslinux $(obj)/fdimage ; sync | |
841b8a46 | 143 | echo '$(image_cmdline)' | \ |
1da177e4 | 144 | MTOOLSRC=$(obj)/mtools.conf mcopy - v:syslinux.cfg |
841b8a46 PA |
145 | if [ -f '$(FDINITRD)' ] ; then \ |
146 | MTOOLSRC=$(obj)/mtools.conf mcopy '$(FDINITRD)' v:initrd.img ; \ | |
147 | fi | |
f9c5107c | 148 | MTOOLSRC=$(obj)/mtools.conf mcopy $(obj)/bzImage v:linux ; sync |
1da177e4 | 149 | |
f9c5107c | 150 | fdimage288: $(obj)/bzImage $(obj)/mtools.conf |
1da177e4 LT |
151 | dd if=/dev/zero of=$(obj)/fdimage bs=1024 count=2880 |
152 | MTOOLSRC=$(obj)/mtools.conf mformat w: ; sync | |
153 | syslinux $(obj)/fdimage ; sync | |
841b8a46 | 154 | echo '$(image_cmdline)' | \ |
1da177e4 | 155 | MTOOLSRC=$(obj)/mtools.conf mcopy - w:syslinux.cfg |
841b8a46 PA |
156 | if [ -f '$(FDINITRD)' ] ; then \ |
157 | MTOOLSRC=$(obj)/mtools.conf mcopy '$(FDINITRD)' w:initrd.img ; \ | |
158 | fi | |
f9c5107c | 159 | MTOOLSRC=$(obj)/mtools.conf mcopy $(obj)/bzImage w:linux ; sync |
1da177e4 | 160 | |
f9c5107c | 161 | isoimage: $(obj)/bzImage |
841b8a46 PA |
162 | -rm -rf $(obj)/isoimage |
163 | mkdir $(obj)/isoimage | |
bf660254 AK |
164 | for i in lib lib64 share end ; do \ |
165 | if [ -f /usr/$$i/syslinux/isolinux.bin ] ; then \ | |
166 | cp /usr/$$i/syslinux/isolinux.bin $(obj)/isoimage ; \ | |
167 | break ; \ | |
168 | fi ; \ | |
169 | if [ $$i = end ] ; then exit 1 ; fi ; \ | |
170 | done | |
f9c5107c | 171 | cp $(obj)/bzImage $(obj)/isoimage/linux |
841b8a46 PA |
172 | echo '$(image_cmdline)' > $(obj)/isoimage/isolinux.cfg |
173 | if [ -f '$(FDINITRD)' ] ; then \ | |
174 | cp '$(FDINITRD)' $(obj)/isoimage/initrd.img ; \ | |
175 | fi | |
176 | mkisofs -J -r -o $(obj)/image.iso -b isolinux.bin -c boot.cat \ | |
177 | -no-emul-boot -boot-load-size 4 -boot-info-table \ | |
178 | $(obj)/isoimage | |
d2f37384 | 179 | isohybrid $(obj)/image.iso 2>/dev/null || true |
841b8a46 PA |
180 | rm -rf $(obj)/isoimage |
181 | ||
f9c5107c | 182 | bzlilo: $(obj)/bzImage |
1da177e4 LT |
183 | if [ -f $(INSTALL_PATH)/vmlinuz ]; then mv $(INSTALL_PATH)/vmlinuz $(INSTALL_PATH)/vmlinuz.old; fi |
184 | if [ -f $(INSTALL_PATH)/System.map ]; then mv $(INSTALL_PATH)/System.map $(INSTALL_PATH)/System.old; fi | |
f9c5107c | 185 | cat $(obj)/bzImage > $(INSTALL_PATH)/vmlinuz |
1da177e4 LT |
186 | cp System.map $(INSTALL_PATH)/ |
187 | if [ -x /sbin/lilo ]; then /sbin/lilo; else /etc/lilo/install; fi | |
188 | ||
0d20babd | 189 | install: |
f9c5107c PA |
190 | sh $(srctree)/$(src)/install.sh $(KERNELRELEASE) $(obj)/bzImage \ |
191 | System.map "$(INSTALL_PATH)" |