5415e8280f
. Less dependency on scripts to be executable (they're in cvs) . issue.install is the /etc/issue that goes on an install CD for instructions (but not on the installed system) . /usr/src goes on the CD uncompressed
168 lines
4.2 KiB
Bash
Executable file
168 lines
4.2 KiB
Bash
Executable file
#!/bin/sh
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#
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# mkboot 2.0 - make boot floppy, make root device bootable, etc.
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# Author: Kees J. Bot
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trap 'e=$?; rm -f /tmp/mkb.$$; exit $e' 0 2
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mdec=/usr/mdec # bootstraps
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# Check arguments.
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case "$#:$1" in
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1:bootable | 1:hdboot | [12]:fdboot | 1:cdfdboot )
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action=$1 dev=$2
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;;
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*) echo "Usage: $0 [bootable | hdboot | cdfdboot | fdboot [device]]" >&2
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exit 1
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esac
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# Get the device table.
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. /etc/fstab
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# The real root device may be the RAM disk.
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realroot=`printroot -r`
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# If it's an initial fstab, pretend root is real root
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if [ $root = "/dev/ROOT" ]
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then root=$realroot
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fi
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case $action in
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bootable | hdboot)
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# We need the root device.
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if [ $realroot = $root ]
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then
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rootdir=
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else
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umount $root 2>/dev/null
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mount $root /mnt || exit
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rootdir=/mnt
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fi
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esac
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case $action in
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bootable)
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# Install the boot monitor on the root device and make it bootable.
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install -cs -m 644 $mdec/boot $rootdir/boot/boot || exit
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sync
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installboot -device $root $mdec/bootblock /boot/boot || exit
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test $realroot != $root && umount $root
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;;
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hdboot)
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# Install a new image on the root device.
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if [ ! -d $rootdir/boot/image ]
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then
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/boot/image is not yet a directory! Fix it.
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su root -c \
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"exec mv $rootdir/boot/image /M"
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install -d $rootdir/boot/image
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su root -c \
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"exec mv $rootdir/M $rootdir/boot/image/`uname -r`.`uname -v`"
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fi
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sh tell_config OS_RELEASE . OS_VERSION >/tmp/mkb.$$
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version=`sed 's/[" ]//g;/^$/d' </tmp/mkb.$$`
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revision=`cat revision 2>/dev/null`
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oldrev=$revision
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target="${version}r${revision}"
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if [ -z "$revision" ]
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then
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revision=0
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elif [ -f $rootdir/boot/image/$target ]
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then
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if [ $rootdir/boot/image/$target -newer image ]
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then
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echo "$root:/boot/image/$target is up to date"
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test $realroot != $root && umount $root
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exit 0
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fi
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revision=`expr $revision + 1`
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fi
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target="${version}r${revision}"
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set -- `ls -t $rootdir/boot/image`
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case $# in
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0|1)
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# Not much there, do not remove a thing.
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;;
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*)
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# Remove the newest image in /boot/image. This seems strange,
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# but the old image is normally the "stable" image.
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echo "rm $root:/boot/image/$1"
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rm -f "$rootdir/boot/image/$1"
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esac
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# Install the new image.
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echo "cp image $root:/boot/image/$target"
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cp -p image $rootdir/boot/image/$target || exit
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# Save the revision number.
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test "$revision" != "$oldrev" && echo $revision >revision
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test $realroot != $root && umount $root
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echo "Done."
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;;
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fdboot)
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# fdboot: Make a boot floppy.
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if [ -z "$dev" ]
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then
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echo -n \
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"Finish the name of the floppy device to write (by default 'fd0'): /dev/";
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read dev
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case "$dev" in
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'') dev=/dev/fd0
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;;
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/dev/*)
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;;
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*) dev=/dev/$dev
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esac
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fi
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# Make a file system.
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umount $dev 2>/dev/null
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mkfs -B 1024 -i 512 $dev || exit
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# Install /dev, /boot/boot and /boot/image.
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mount $dev /mnt || exit
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mkdir /mnt/boot || exit
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mkdir /mnt/image || exit
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cpdir /dev /mnt/dev || exit
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cp -p $mdec/boot /mnt/boot/boot || exit
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cp -p image /mnt/boot/image/ || exit
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umount $dev || exit
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# Make bootable and copy the boot parameters.
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installboot -d $dev $mdec/bootblock /boot/boot || exit
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dd if=$root of=$dev skip=1 seek=1 count=1 conv=silent || exit
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edparams $dev 'main(){delay 2000;boot}; save' || exit
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echo "Test kernel installed on $dev with boot parameters from $root"
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;;
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cdfdboot)
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# cdfdboot: Make a boot floppy image to go on a CD for booting from.
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dev=/dev/ram
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umount $dev 2>/dev/null
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mkfs -B 1024 -b 1440 -i 512 $dev || exit 1
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# Install /dev, /boot
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mount $dev /mnt || exit 1
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mkdir /mnt/dev
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mkdir /mnt/boot
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mkdir /mnt/boot/image
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( cd /mnt/dev && /usr/src/commands/scripts/MAKEDEV.sh std )
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cp -p image /mnt/boot/image || exit 1
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cp -p ../boot/boot /mnt/boot/boot || exit 1
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umount $dev || exit 1
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installboot -d $dev ../boot/bootblock boot/boot || exit 1
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edparams $dev 'unset bootopts; unset servers; unset image; ramimagedev=c0d2p1; unset rootdev; unset leader; leader() { echo If the system cannot find root, please hit ESC and set your\nramimagedev to the CD device, partition 1. e.g.\nramimagedev=c0d2p1 .. then boot to start.\n\nOtherwise I will boot with my defaults in 10 seconds.\n\n }; bootcd=1; main(){delay 10000;boot}; save' || exit
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# copy image
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dd if=$dev of=cdfdimage bs=8192 count=180
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esac
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exit 0
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