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