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105 lines
3.7 KiB
Makefile
105 lines
3.7 KiB
Makefile
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#
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# arch/i386/boot/Makefile
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#
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# This file is subject to the terms and conditions of the GNU General Public
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# License. See the file "COPYING" in the main directory of this archive
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# for more details.
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#
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# Copyright (C) 1994 by Linus Torvalds
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#
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# ROOT_DEV specifies the default root-device when making the image.
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# This can be either FLOPPY, CURRENT, /dev/xxxx or empty, in which case
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# the default of FLOPPY is used by 'build'.
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ROOT_DEV := CURRENT
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# If you want to preset the SVGA mode, uncomment the next line and
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# set SVGA_MODE to whatever number you want.
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# Set it to -DSVGA_MODE=NORMAL_VGA if you just want the EGA/VGA mode.
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# The number is the same as you would ordinarily press at bootup.
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SVGA_MODE := -DSVGA_MODE=NORMAL_VGA
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# If you want the RAM disk device, define this to be the size in blocks.
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#RAMDISK := -DRAMDISK=512
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targets := vmlinux.bin bootsect bootsect.o setup setup.o \
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zImage bzImage
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subdir- := compressed
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hostprogs-y := tools/build
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HOSTCFLAGS_build.o := $(LINUXINCLUDE)
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# ---------------------------------------------------------------------------
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$(obj)/zImage: IMAGE_OFFSET := 0x1000
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$(obj)/zImage: EXTRA_AFLAGS := -traditional $(SVGA_MODE) $(RAMDISK)
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$(obj)/bzImage: IMAGE_OFFSET := 0x100000
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$(obj)/bzImage: EXTRA_AFLAGS := -traditional $(SVGA_MODE) $(RAMDISK) -D__BIG_KERNEL__
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$(obj)/bzImage: BUILDFLAGS := -b
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quiet_cmd_image = BUILD $@
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cmd_image = $(obj)/tools/build $(BUILDFLAGS) $(obj)/bootsect $(obj)/setup \
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$(obj)/vmlinux.bin $(ROOT_DEV) > $@
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$(obj)/zImage $(obj)/bzImage: $(obj)/bootsect $(obj)/setup \
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$(obj)/vmlinux.bin $(obj)/tools/build FORCE
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$(call if_changed,image)
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@echo 'Kernel: $@ is ready'
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$(obj)/vmlinux.bin: $(obj)/compressed/vmlinux FORCE
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$(call if_changed,objcopy)
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LDFLAGS_bootsect := -Ttext 0x0 -s --oformat binary
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LDFLAGS_setup := -Ttext 0x0 -s --oformat binary -e begtext
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$(obj)/setup $(obj)/bootsect: %: %.o FORCE
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$(call if_changed,ld)
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$(obj)/compressed/vmlinux: FORCE
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$(Q)$(MAKE) $(build)=$(obj)/compressed IMAGE_OFFSET=$(IMAGE_OFFSET) $@
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# Set this if you want to pass append arguments to the zdisk/fdimage kernel
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FDARGS =
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$(obj)/mtools.conf: $(src)/mtools.conf.in
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sed -e 's|@OBJ@|$(obj)|g' < $< > $@
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# This requires write access to /dev/fd0
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zdisk: $(BOOTIMAGE) $(obj)/mtools.conf
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MTOOLSRC=$(obj)/mtools.conf mformat a: ; sync
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syslinux /dev/fd0 ; sync
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echo 'default linux $(FDARGS)' | \
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MTOOLSRC=$(src)/mtools.conf mcopy - a:syslinux.cfg
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MTOOLSRC=$(obj)/mtools.conf mcopy $(BOOTIMAGE) a:linux ; sync
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# These require being root or having syslinux 2.02 or higher installed
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fdimage fdimage144: $(BOOTIMAGE) $(obj)/mtools.conf
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dd if=/dev/zero of=$(obj)/fdimage bs=1024 count=1440
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MTOOLSRC=$(obj)/mtools.conf mformat v: ; sync
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syslinux $(obj)/fdimage ; sync
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echo 'default linux $(FDARGS)' | \
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MTOOLSRC=$(obj)/mtools.conf mcopy - v:syslinux.cfg
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MTOOLSRC=$(obj)/mtools.conf mcopy $(BOOTIMAGE) v:linux ; sync
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fdimage288: $(BOOTIMAGE) $(obj)/mtools.conf
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dd if=/dev/zero of=$(obj)/fdimage bs=1024 count=2880
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MTOOLSRC=$(obj)/mtools.conf mformat w: ; sync
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syslinux $(obj)/fdimage ; sync
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echo 'default linux $(FDARGS)' | \
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MTOOLSRC=$(obj)/mtools.conf mcopy - w:syslinux.cfg
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MTOOLSRC=$(obj)/mtools.conf mcopy $(BOOTIMAGE) w:linux ; sync
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zlilo: $(BOOTIMAGE)
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if [ -f $(INSTALL_PATH)/vmlinuz ]; then mv $(INSTALL_PATH)/vmlinuz $(INSTALL_PATH)/vmlinuz.old; fi
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if [ -f $(INSTALL_PATH)/System.map ]; then mv $(INSTALL_PATH)/System.map $(INSTALL_PATH)/System.old; fi
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cat $(BOOTIMAGE) > $(INSTALL_PATH)/vmlinuz
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cp System.map $(INSTALL_PATH)/
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if [ -x /sbin/lilo ]; then /sbin/lilo; else /etc/lilo/install; fi
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install: $(BOOTIMAGE)
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sh $(srctree)/$(src)/install.sh $(KERNELRELEASE) $< System.map "$(INSTALL_PATH)"
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