Makefile 6.3 KB

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  1. #
  2. # arch/x86/boot/Makefile
  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
  9. # Changed by many, many contributors over the years.
  10. #
  11. # If you want to preset the SVGA mode, uncomment the next line and
  12. # set SVGA_MODE to whatever number you want.
  13. # Set it to -DSVGA_MODE=NORMAL_VGA if you just want the EGA/VGA mode.
  14. # The number is the same as you would ordinarily press at bootup.
  15. SVGA_MODE := -DSVGA_MODE=NORMAL_VGA
  16. targets := vmlinux.bin setup.bin setup.elf bzImage
  17. targets += fdimage fdimage144 fdimage288 image.iso mtools.conf
  18. subdir- := compressed
  19. setup-y += a20.o bioscall.o cmdline.o copy.o cpu.o cpuflags.o cpucheck.o
  20. setup-y += early_serial_console.o edd.o header.o main.o mca.o memory.o
  21. setup-y += pm.o pmjump.o printf.o regs.o string.o tty.o video.o
  22. setup-y += video-mode.o version.o
  23. setup-$(CONFIG_X86_APM_BOOT) += apm.o
  24. # The link order of the video-*.o modules can matter. In particular,
  25. # video-vga.o *must* be listed first, followed by video-vesa.o.
  26. # Hardware-specific drivers should follow in the order they should be
  27. # probed, and video-bios.o should typically be last.
  28. setup-y += video-vga.o
  29. setup-y += video-vesa.o
  30. setup-y += video-bios.o
  31. targets += $(setup-y)
  32. hostprogs-y := tools/build
  33. hostprogs-$(CONFIG_X86_FEATURE_NAMES) += mkcpustr
  34. HOST_EXTRACFLAGS += -I$(srctree)/tools/include \
  35. -include include/generated/autoconf.h \
  36. -D__EXPORTED_HEADERS__
  37. ifdef CONFIG_X86_FEATURE_NAMES
  38. $(obj)/cpu.o: $(obj)/cpustr.h
  39. quiet_cmd_cpustr = CPUSTR $@
  40. cmd_cpustr = $(obj)/mkcpustr > $@
  41. targets += cpustr.h
  42. $(obj)/cpustr.h: $(obj)/mkcpustr FORCE
  43. $(call if_changed,cpustr)
  44. endif
  45. clean-files += cpustr.h
  46. # ---------------------------------------------------------------------------
  47. KBUILD_CFLAGS := $(USERINCLUDE) $(REALMODE_CFLAGS) -D_SETUP
  48. KBUILD_AFLAGS := $(KBUILD_CFLAGS) -D__ASSEMBLY__
  49. GCOV_PROFILE := n
  50. $(obj)/bzImage: asflags-y := $(SVGA_MODE)
  51. quiet_cmd_image = BUILD $@
  52. cmd_image = $(obj)/tools/build $(obj)/setup.bin $(obj)/vmlinux.bin \
  53. $(obj)/zoffset.h $@
  54. $(obj)/bzImage: $(obj)/setup.bin $(obj)/vmlinux.bin $(obj)/tools/build FORCE
  55. $(call if_changed,image)
  56. @echo 'Kernel: $@ is ready' ' (#'`cat .version`')'
  57. OBJCOPYFLAGS_vmlinux.bin := -O binary -R .note -R .comment -S
  58. $(obj)/vmlinux.bin: $(obj)/compressed/vmlinux FORCE
  59. $(call if_changed,objcopy)
  60. SETUP_OBJS = $(addprefix $(obj)/,$(setup-y))
  61. sed-voffset := -e 's/^\([0-9a-fA-F]*\) [ABCDGRSTVW] \(_text\|_end\)$$/\#define VO_\2 0x\1/p'
  62. quiet_cmd_voffset = VOFFSET $@
  63. cmd_voffset = $(NM) $< | sed -n $(sed-voffset) > $@
  64. targets += voffset.h
  65. $(obj)/voffset.h: vmlinux FORCE
  66. $(call if_changed,voffset)
  67. 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'
  68. quiet_cmd_zoffset = ZOFFSET $@
  69. cmd_zoffset = $(NM) $< | sed -n $(sed-zoffset) > $@
  70. targets += zoffset.h
  71. $(obj)/zoffset.h: $(obj)/compressed/vmlinux FORCE
  72. $(call if_changed,zoffset)
  73. AFLAGS_header.o += -I$(obj)
  74. $(obj)/header.o: $(obj)/voffset.h $(obj)/zoffset.h
  75. LDFLAGS_setup.elf := -T
  76. $(obj)/setup.elf: $(src)/setup.ld $(SETUP_OBJS) FORCE
  77. $(call if_changed,ld)
  78. OBJCOPYFLAGS_setup.bin := -O binary
  79. $(obj)/setup.bin: $(obj)/setup.elf FORCE
  80. $(call if_changed,objcopy)
  81. $(obj)/compressed/vmlinux: FORCE
  82. $(Q)$(MAKE) $(build)=$(obj)/compressed $@
  83. # Set this if you want to pass append arguments to the
  84. # bzdisk/fdimage/isoimage kernel
  85. FDARGS =
  86. # Set this if you want an initrd included with the
  87. # bzdisk/fdimage/isoimage kernel
  88. FDINITRD =
  89. image_cmdline = default linux $(FDARGS) $(if $(FDINITRD),initrd=initrd.img,)
  90. $(obj)/mtools.conf: $(src)/mtools.conf.in
  91. sed -e 's|@OBJ@|$(obj)|g' < $< > $@
  92. # This requires write access to /dev/fd0
  93. bzdisk: $(obj)/bzImage $(obj)/mtools.conf
  94. MTOOLSRC=$(obj)/mtools.conf mformat a: ; sync
  95. syslinux /dev/fd0 ; sync
  96. echo '$(image_cmdline)' | \
  97. MTOOLSRC=$(src)/mtools.conf mcopy - a:syslinux.cfg
  98. if [ -f '$(FDINITRD)' ] ; then \
  99. MTOOLSRC=$(obj)/mtools.conf mcopy '$(FDINITRD)' a:initrd.img ; \
  100. fi
  101. MTOOLSRC=$(obj)/mtools.conf mcopy $(obj)/bzImage a:linux ; sync
  102. # These require being root or having syslinux 2.02 or higher installed
  103. fdimage fdimage144: $(obj)/bzImage $(obj)/mtools.conf
  104. dd if=/dev/zero of=$(obj)/fdimage bs=1024 count=1440
  105. MTOOLSRC=$(obj)/mtools.conf mformat v: ; sync
  106. syslinux $(obj)/fdimage ; sync
  107. echo '$(image_cmdline)' | \
  108. MTOOLSRC=$(obj)/mtools.conf mcopy - v:syslinux.cfg
  109. if [ -f '$(FDINITRD)' ] ; then \
  110. MTOOLSRC=$(obj)/mtools.conf mcopy '$(FDINITRD)' v:initrd.img ; \
  111. fi
  112. MTOOLSRC=$(obj)/mtools.conf mcopy $(obj)/bzImage v:linux ; sync
  113. fdimage288: $(obj)/bzImage $(obj)/mtools.conf
  114. dd if=/dev/zero of=$(obj)/fdimage bs=1024 count=2880
  115. MTOOLSRC=$(obj)/mtools.conf mformat w: ; sync
  116. syslinux $(obj)/fdimage ; sync
  117. echo '$(image_cmdline)' | \
  118. MTOOLSRC=$(obj)/mtools.conf mcopy - w:syslinux.cfg
  119. if [ -f '$(FDINITRD)' ] ; then \
  120. MTOOLSRC=$(obj)/mtools.conf mcopy '$(FDINITRD)' w:initrd.img ; \
  121. fi
  122. MTOOLSRC=$(obj)/mtools.conf mcopy $(obj)/bzImage w:linux ; sync
  123. isoimage: $(obj)/bzImage
  124. -rm -rf $(obj)/isoimage
  125. mkdir $(obj)/isoimage
  126. for i in lib lib64 share end ; do \
  127. if [ -f /usr/$$i/syslinux/isolinux.bin ] ; then \
  128. cp /usr/$$i/syslinux/isolinux.bin $(obj)/isoimage ; \
  129. break ; \
  130. fi ; \
  131. if [ $$i = end ] ; then exit 1 ; fi ; \
  132. done
  133. cp $(obj)/bzImage $(obj)/isoimage/linux
  134. echo '$(image_cmdline)' > $(obj)/isoimage/isolinux.cfg
  135. if [ -f '$(FDINITRD)' ] ; then \
  136. cp '$(FDINITRD)' $(obj)/isoimage/initrd.img ; \
  137. fi
  138. mkisofs -J -r -o $(obj)/image.iso -b isolinux.bin -c boot.cat \
  139. -no-emul-boot -boot-load-size 4 -boot-info-table \
  140. $(obj)/isoimage
  141. isohybrid $(obj)/image.iso 2>/dev/null || true
  142. rm -rf $(obj)/isoimage
  143. bzlilo: $(obj)/bzImage
  144. if [ -f $(INSTALL_PATH)/vmlinuz ]; then mv $(INSTALL_PATH)/vmlinuz $(INSTALL_PATH)/vmlinuz.old; fi
  145. if [ -f $(INSTALL_PATH)/System.map ]; then mv $(INSTALL_PATH)/System.map $(INSTALL_PATH)/System.old; fi
  146. cat $(obj)/bzImage > $(INSTALL_PATH)/vmlinuz
  147. cp System.map $(INSTALL_PATH)/
  148. if [ -x /sbin/lilo ]; then /sbin/lilo; else /etc/lilo/install; fi
  149. install:
  150. sh $(srctree)/$(src)/install.sh $(KERNELRELEASE) $(obj)/bzImage \
  151. System.map "$(INSTALL_PATH)"