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[PATCH] x86: "make isoimage" support; FDINITRD= support; minor cleanups
authorH. Peter Anvin <hpa@zytor.com>
Sun, 26 Mar 2006 09:36:59 +0000 (01:36 -0800)
committerLinus Torvalds <torvalds@g5.osdl.org>
Sun, 26 Mar 2006 16:56:53 +0000 (08:56 -0800)
Add a "make isoimage" to i386 and x86-64, which allows the automatic
creation of a bootable CD image.  It also adds an option FDINITRD= to
include an initrd of the user's choice in generated floppy- or CD boot
images.  Finally, some minor cleanups of the image generation code.

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Cc: Andi Kleen <ak@muc.de>
Cc: Sam Ravnborg <sam@ravnborg.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
arch/i386/Makefile patch | blob | history
arch/i386/boot/Makefile patch | blob | history
arch/x86_64/Makefile patch | blob | history
arch/x86_64/boot/Makefile patch | blob | history

diff --git a/arch/i386/Makefile b/arch/i386/Makefile
index c848a5b..3e4adb1 100644 (file)
--- a/arch/i386/Makefile
+++ b/arch/i386/Makefile
@@ -103,7 +103,7 @@ AFLAGS += $(mflags-y)
 boot := arch/i386/boot
 
 PHONY += zImage bzImage compressed zlilo bzlilo \
-         zdisk bzdisk fdimage fdimage144 fdimage288 install
+         zdisk bzdisk fdimage fdimage144 fdimage288 isoimage install
 
 all: bzImage
 
@@ -122,7 +122,7 @@ zlilo bzlilo: vmlinux
 zdisk bzdisk: vmlinux
        $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) zdisk
 
-fdimage fdimage144 fdimage288: vmlinux
+fdimage fdimage144 fdimage288 isoimage: vmlinux
        $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(KBUILD_IMAGE) $@
 
 install:
@@ -139,6 +139,9 @@ define archhelp
   echo  '                 install to $$(INSTALL_PATH) and run lilo'
   echo  '  bzdisk       - Create a boot floppy in /dev/fd0'
   echo  '  fdimage      - Create a boot floppy image'
+  echo  '  isoimage     - Create a boot CD-ROM image'
 endef
 
-CLEAN_FILES += arch/$(ARCH)/boot/fdimage arch/$(ARCH)/boot/mtools.conf
+CLEAN_FILES += arch/$(ARCH)/boot/fdimage \
+              arch/$(ARCH)/boot/image.iso \
+              arch/$(ARCH)/boot/mtools.conf
diff --git a/arch/i386/boot/Makefile b/arch/i386/boot/Makefile
index f136752..33e5547 100644 (file)
--- a/arch/i386/boot/Makefile
+++ b/arch/i386/boot/Makefile
@@ -62,8 +62,12 @@ $(obj)/setup $(obj)/bootsect: %: %.o FORCE
 $(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' < $< > $@
@@ -72,8 +76,11 @@ $(obj)/mtools.conf: $(src)/mtools.conf.in
 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
@@ -81,18 +88,39 @@ fdimage fdimage144: $(BOOTIMAGE) $(obj)/mtools.conf
        dd if=/dev/zero of=$(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
+       cp `echo /usr/lib*/syslinux/isolinux.bin | awk '{ print $1; }'` \
+               $(obj)/isoimage
+       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 $(INSTALL_PATH)/System.old; fi
diff --git a/arch/x86_64/Makefile b/arch/x86_64/Makefile
index 0fbc028..585fd4a 100644 (file)
--- a/arch/x86_64/Makefile
+++ b/arch/x86_64/Makefile
@@ -70,7 +70,7 @@ drivers-$(CONFIG_OPROFILE)            += arch/x86_64/oprofile/
 boot := arch/x86_64/boot
 
 PHONY += bzImage bzlilo install archmrproper \
-        fdimage fdimage144 fdimage288 archclean
+        fdimage fdimage144 fdimage288 isoimage archclean
 
 #Default target when executing "make"
 all: bzImage
@@ -87,7 +87,7 @@ bzlilo: vmlinux
 bzdisk: vmlinux
        $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(BOOTIMAGE) zdisk
 
-fdimage fdimage144 fdimage288: vmlinux
+fdimage fdimage144 fdimage288 isoimage: vmlinux
        $(Q)$(MAKE) $(build)=$(boot) BOOTIMAGE=$(BOOTIMAGE) $@
 
 install:
@@ -99,11 +99,16 @@ archclean:
 define archhelp
   echo  '* bzImage     - Compressed kernel image (arch/$(ARCH)/boot/bzImage)'
   echo  '  install     - Install kernel using'
-  echo  '                  (your) ~/bin/installkernel or'
-  echo  '                  (distribution) /sbin/installkernel or'
-  echo  '                install to $$(INSTALL_PATH) and run lilo'
+  echo  '                 (your) ~/bin/installkernel or'
+  echo  '                 (distribution) /sbin/installkernel or'
+  echo  '                 install to $$(INSTALL_PATH) and run lilo'
+  echo  '  bzdisk       - Create a boot floppy in /dev/fd0'
+  echo  '  fdimage      - Create a boot floppy image'
+  echo  '  isoimage     - Create a boot CD-ROM image'
 endef
 
-CLEAN_FILES += arch/$(ARCH)/boot/fdimage arch/$(ARCH)/boot/mtools.conf
+CLEAN_FILES += arch/$(ARCH)/boot/fdimage \
+              arch/$(ARCH)/boot/image.iso \
+              arch/$(ARCH)/boot/mtools.conf
 
 
diff --git a/arch/x86_64/boot/Makefile b/arch/x86_64/boot/Makefile
index 29f8396..43ee6c5 100644 (file)
--- a/arch/x86_64/boot/Makefile
+++ b/arch/x86_64/boot/Makefile
@@ -60,8 +60,12 @@ $(obj)/setup $(obj)/bootsect: %: %.o FORCE
 $(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' < $< > $@
@@ -70,8 +74,11 @@ $(obj)/mtools.conf: $(src)/mtools.conf.in
 zdisk: $(BOOTIMAGE) $(obj)/mtools.conf
        MTOOLSRC=$(obj)/mtools.conf mformat a:                  ; sync
        syslinux /dev/fd0                                       ; sync
-       echo 'default linux $(FDARGS)' | \
+       echo '$(image_cmdline)' | \
                MTOOLSRC=$(obj)/mtools.conf mcopy - a:syslinux.cfg
+       if [ -f '$(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
@@ -79,18 +86,39 @@ fdimage fdimage144: $(BOOTIMAGE) $(obj)/mtools.conf
        dd if=/dev/zero of=$(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
+       cp `echo /usr/lib*/syslinux/isolinux.bin | awk '{ print $1; }'` \
+               $(obj)/isoimage
+       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
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