#RAMDISK := -DRAMDISK=512
-targets := vmlinux.bin bootsect bootsect.o \
- setup setup.o zImage bzImage
+targets := vmlinux.bin setup.bin setup.elf zImage bzImage
subdir- := compressed
+setup-y += a20.o apm.o cmdline.o copy.o cpu.o cpucheck.o edd.o
+setup-y += header.o main.o mca.o memory.o pm.o pmjump.o
+setup-y += printf.o string.o tty.o video.o version.o voyager.o
+
+# The link order of the video-*.o modules can matter. In particular,
+# video-vga.o *must* be listed first, followed by video-vesa.o.
+# Hardware-specific drivers should follow in the order they should be
+# probed, and video-bios.o should typically be last.
+setup-y += video-vga.o
+setup-y += video-vesa.o
+setup-y += video-bios.o
+
hostprogs-y := tools/build
HOSTCFLAGS_build.o := $(LINUXINCLUDE)
# ---------------------------------------------------------------------------
+# How to compile the 16-bit code. Note we always compile for -march=i386,
+# that way we can complain to the user if the CPU is insufficient.
+cflags-i386 :=
+cflags-x86_64 := -m32
+CFLAGS := $(LINUXINCLUDE) -g -Os -D_SETUP -D__KERNEL__ \
+ $(cflags-$(ARCH)) \
+ -Wall -Wstrict-prototypes \
+ -march=i386 -mregparm=3 \
+ -include $(srctree)/$(src)/code16gcc.h \
+ -fno-strict-aliasing -fomit-frame-pointer \
+ $(call cc-option, -ffreestanding) \
+ $(call cc-option, -fno-toplevel-reorder,\
+ $(call cc-option, -fno-unit-at-a-time)) \
+ $(call cc-option, -fno-stack-protector) \
+ $(call cc-option, -mpreferred-stack-boundary=2)
+AFLAGS := $(CFLAGS) -D__ASSEMBLY__
+
$(obj)/zImage: IMAGE_OFFSET := 0x1000
-$(obj)/zImage: EXTRA_AFLAGS := -traditional $(SVGA_MODE) $(RAMDISK)
+$(obj)/zImage: EXTRA_AFLAGS := $(SVGA_MODE) $(RAMDISK)
$(obj)/bzImage: IMAGE_OFFSET := 0x100000
-$(obj)/bzImage: EXTRA_AFLAGS := -traditional $(SVGA_MODE) $(RAMDISK) -D__BIG_KERNEL__
+$(obj)/bzImage: EXTRA_CFLAGS := -D__BIG_KERNEL__
+$(obj)/bzImage: EXTRA_AFLAGS := $(SVGA_MODE) $(RAMDISK) -D__BIG_KERNEL__
$(obj)/bzImage: BUILDFLAGS := -b
quiet_cmd_image = BUILD $@
-cmd_image = $(obj)/tools/build $(BUILDFLAGS) $(obj)/bootsect $(obj)/setup \
+cmd_image = $(obj)/tools/build $(BUILDFLAGS) $(obj)/setup.bin \
$(obj)/vmlinux.bin $(ROOT_DEV) > $@
-$(obj)/zImage $(obj)/bzImage: $(obj)/bootsect $(obj)/setup \
+$(obj)/zImage $(obj)/bzImage: $(obj)/setup.bin \
$(obj)/vmlinux.bin $(obj)/tools/build FORCE
$(call if_changed,image)
@echo 'Kernel: $@ is ready' ' (#'`cat .version`')'
$(obj)/vmlinux.bin: $(obj)/compressed/vmlinux FORCE
$(call if_changed,objcopy)
-LDFLAGS_bootsect := -Ttext 0x0 -s --oformat binary
-LDFLAGS_setup := -Ttext 0x0 -s --oformat binary -e begtext
+SETUP_OBJS = $(addprefix $(obj)/,$(setup-y))
-$(obj)/setup $(obj)/bootsect: %: %.o FORCE
+LDFLAGS_setup.elf := -T
+$(obj)/setup.elf: $(src)/setup.ld $(SETUP_OBJS) FORCE
$(call if_changed,ld)
+OBJCOPYFLAGS_setup.bin := -O binary
+
+$(obj)/setup.bin: $(obj)/setup.elf FORCE
+ $(call if_changed,objcopy)
+
$(obj)/compressed/vmlinux: FORCE
$(Q)$(MAKE) $(build)=$(obj)/compressed IMAGE_OFFSET=$(IMAGE_OFFSET) $@
-# Set this if you want to pass append arguments to the zdisk/fdimage kernel
+# Set this if you want to pass append arguments to the zdisk/fdimage/isoimage kernel
FDARGS =
+# Set this if you want an initrd included with the zdisk/fdimage/isoimage kernel
+FDINITRD =
+
+image_cmdline = default linux $(FDARGS) $(if $(FDINITRD),initrd=initrd.img,)
$(obj)/mtools.conf: $(src)/mtools.conf.in
sed -e 's|@OBJ@|$(obj)|g' < $< > $@
zdisk: $(BOOTIMAGE) $(obj)/mtools.conf
MTOOLSRC=$(obj)/mtools.conf mformat a: ; sync
syslinux /dev/fd0 ; sync
- echo 'default linux $(FDARGS)' | \
+ echo '$(image_cmdline)' | \
MTOOLSRC=$(src)/mtools.conf mcopy - a:syslinux.cfg
+ if [ -f '$(FDINITRD)' ] ; then \
+ MTOOLSRC=$(obj)/mtools.conf mcopy '$(FDINITRD)' a:initrd.img ; \
+ fi
MTOOLSRC=$(obj)/mtools.conf mcopy $(BOOTIMAGE) a:linux ; sync
# These require being root or having syslinux 2.02 or higher installed
dd if=/dev/zero of=$(obj)/fdimage bs=1024 count=1440
MTOOLSRC=$(obj)/mtools.conf mformat v: ; sync
syslinux $(obj)/fdimage ; sync
- echo 'default linux $(FDARGS)' | \
+ echo '$(image_cmdline)' | \
MTOOLSRC=$(obj)/mtools.conf mcopy - v:syslinux.cfg
+ if [ -f '$(FDINITRD)' ] ; then \
+ MTOOLSRC=$(obj)/mtools.conf mcopy '$(FDINITRD)' v:initrd.img ; \
+ fi
MTOOLSRC=$(obj)/mtools.conf mcopy $(BOOTIMAGE) v:linux ; sync
fdimage288: $(BOOTIMAGE) $(obj)/mtools.conf
dd if=/dev/zero of=$(obj)/fdimage bs=1024 count=2880
MTOOLSRC=$(obj)/mtools.conf mformat w: ; sync
syslinux $(obj)/fdimage ; sync
- echo 'default linux $(FDARGS)' | \
+ echo '$(image_cmdline)' | \
MTOOLSRC=$(obj)/mtools.conf mcopy - w:syslinux.cfg
+ if [ -f '$(FDINITRD)' ] ; then \
+ MTOOLSRC=$(obj)/mtools.conf mcopy '$(FDINITRD)' w:initrd.img ; \
+ fi
MTOOLSRC=$(obj)/mtools.conf mcopy $(BOOTIMAGE) w:linux ; sync
+isoimage: $(BOOTIMAGE)
+ -rm -rf $(obj)/isoimage
+ mkdir $(obj)/isoimage
+ for i in lib lib64 share end ; do \
+ if [ -f /usr/$$i/syslinux/isolinux.bin ] ; then \
+ cp /usr/$$i/syslinux/isolinux.bin $(obj)/isoimage ; \
+ break ; \
+ fi ; \
+ if [ $$i = end ] ; then exit 1 ; fi ; \
+ done
+ cp $(BOOTIMAGE) $(obj)/isoimage/linux
+ echo '$(image_cmdline)' > $(obj)/isoimage/isolinux.cfg
+ if [ -f '$(FDINITRD)' ] ; then \
+ cp '$(FDINITRD)' $(obj)/isoimage/initrd.img ; \
+ fi
+ mkisofs -J -r -o $(obj)/image.iso -b isolinux.bin -c boot.cat \
+ -no-emul-boot -boot-load-size 4 -boot-info-table \
+ $(obj)/isoimage
+ rm -rf $(obj)/isoimage
+
zlilo: $(BOOTIMAGE)
if [ -f $(INSTALL_PATH)/vmlinuz ]; then mv $(INSTALL_PATH)/vmlinuz $(INSTALL_PATH)/vmlinuz.old; fi
if [ -f $(INSTALL_PATH)/System.map ]; then mv $(INSTALL_PATH)/System.map $(INSTALL_PATH)/System.old; fi
git://ftp.safe.ca / safe / jmp / linux-2.6 / blobdiff