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Diffstat (limited to 'slackware64-current/source/a/pkgtools/scripts/makebootdisk')
| -rw-r--r-- | slackware64-current/source/a/pkgtools/scripts/makebootdisk | 444 |
1 files changed, 444 insertions, 0 deletions
diff --git a/slackware64-current/source/a/pkgtools/scripts/makebootdisk b/slackware64-current/source/a/pkgtools/scripts/makebootdisk new file mode 100644 index 000000000..86b843a8b --- /dev/null +++ b/slackware64-current/source/a/pkgtools/scripts/makebootdisk @@ -0,0 +1,444 @@ +#!/bin/sh +# Copyright 1995, 1998, 2002, 2005 Patrick Volkerding, Moorhead, Minnesota USA +# All rights reserved. +# +# Redistribution and use of this script, with or without modification, is +# permitted provided that the following conditions are met: +# +# 1. Redistributions of this script must retain the above copyright +# notice, this list of conditions and the following disclaimer. +# +# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED +# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF +# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO +# EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, +# PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; +# OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, +# WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR +# OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF +# ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +# + +if [ ! "$UID" = "0" ]; then + echo "You need to be root to run this script." + exit 1 +fi + +# Was a kernel specified on the command line? +if [ -r "$1" ]; then + KERNEL=$1 + KMSG="Using kernel $KERNEL" +else + KMSG="No kernel selected yet" +fi + +# Make sure there's a proper temp directory: +TMP=/var/log/setup/tmp +# If the $TMP directory doesn't exist, create it: +if [ ! -d $TMP ]; then + rm -rf $TMP # make sure it's not a symlink or something stupid + mkdir -p $TMP + chmod 700 $TMP # no need to leave it open +fi + +ROOT_DEVICE="`mount | grep ' on / ' | cut -f 1 -d ' '`" + +if mount | grep ' on / ' | grep umsdos 1> /dev/null 2> /dev/null ; then + MOUNT="read-write" +else + MOUNT="read-only" +fi + +make_root_device() { +# Make a device: +makedev() { + if [ ! -b $1 ]; then + mknod $1 b $2 $3 + chown root.disk $1 + chmod 640 $1 + fi +} + +# Make ide device +# make ide major minor hd1 hd2 (2 base devs for major) +make_ide() { + # Handle base devices: + if [ "$2" = "0" ]; then + makedev $TMP/lilo/dev/$3 $1 $2 + return 0 + elif [ "$2" = "64" ]; then + makedev $TMP/lilo/dev/$4 $1 $2 + return 0 + fi + # Must be a partition: + if [ "`expr $2 / 64`" = "0" ]; then + DEV=$3 + NUM=$2 + else + DEV=$4 + NUM=`expr $2 - 64` + fi + makedev $TMP/lilo/dev/$DEV$NUM $1 $2 +} + +# Make SCSI device +make_scsi() { + # find drive # 0 - 15 + DRV=`expr $1 / 16` + NUM=`expr $1 % 16` + if [ "$NUM" = "0" ]; then + NUM="" + fi + if [ "$DRV" = "0" ]; then + makedev $TMP/lilo/dev/sda$NUM 8 $1 + elif [ "$DRV" = "1" ]; then + makedev $TMP/lilo/dev/sdb$NUM 8 $1 + elif [ "$DRV" = "2" ]; then + makedev $TMP/lilo/dev/sdc$NUM 8 $1 + elif [ "$DRV" = "3" ]; then + makedev $TMP/lilo/dev/sdd$NUM 8 $1 + elif [ "$DRV" = "4" ]; then + makedev $TMP/lilo/dev/sde$NUM 8 $1 + elif [ "$DRV" = "5" ]; then + makedev $TMP/lilo/dev/sdf$NUM 8 $1 + elif [ "$DRV" = "6" ]; then + makedev $TMP/lilo/dev/sdg$NUM 8 $1 + elif [ "$DRV" = "7" ]; then + makedev $TMP/lilo/dev/sdh$NUM 8 $1 + elif [ "$DRV" = "8" ]; then + makedev $TMP/lilo/dev/sdi$NUM 8 $1 + elif [ "$DRV" = "9" ]; then + makedev $TMP/lilo/dev/sdj$NUM 8 $1 + elif [ "$DRV" = "10" ]; then + makedev $TMP/lilo/dev/sdk$NUM 8 $1 + elif [ "$DRV" = "11" ]; then + makedev $TMP/lilo/dev/sdl$NUM 8 $1 + elif [ "$DRV" = "12" ]; then + makedev $TMP/lilo/dev/sdm$NUM 8 $1 + elif [ "$DRV" = "13" ]; then + makedev $TMP/lilo/dev/sdn$NUM 8 $1 + elif [ "$DRV" = "14" ]; then + makedev $TMP/lilo/dev/sdo$NUM 8 $1 + elif [ "$DRV" = "15" ]; then + makedev $TMP/lilo/dev/sdp$NUM 8 $1 + fi +} + +if cat /proc/partitions | grep / 1> /dev/null 2> /dev/null ; then # new + cat /proc/partitions | grep / | while read line ; do + SMASHED_LINE=$line + MAJOR=`echo $SMASHED_LINE | cut -f 1 -d ' '` + MINOR=`echo $SMASHED_LINE | cut -f 2 -d ' '` + if [ "$MAJOR" = "3" ]; then + make_ide $MAJOR $MINOR hda hdb + elif [ "$MAJOR" = "8" ]; then + make_scsi $MINOR + elif [ "$MAJOR" = "22" ]; then + make_ide $MAJOR $MINOR hdc hdd + elif [ "$MAJOR" = "33" ]; then + make_ide $MAJOR $MINOR hde hdf + elif [ "$MAJOR" = "34" ]; then + make_ide $MAJOR $MINOR hdg hdh + elif [ "$MAJOR" = "56" ]; then + make_ide $MAJOR $MINOR hdi hdj + fi + done +else # old format + cat /proc/partitions | grep d | while read line ; do + SMASHED_LINE=$line + MAJOR=`echo $SMASHED_LINE | cut -f 1 -d ' '` + MINOR=`echo $SMASHED_LINE | cut -f 2 -d ' '` + DEVNAME=`echo $SMASHED_LINE | cut -f 4 -d ' '` + makedev $TMP/lilo/dev/$DEVNAME $MAJOR $MINOR + done +fi +} + +choose_kernel() { +while [ 0 ]; do # input loop +cat << EOF > $TMP/tmpmsg + +Some possible paths to kernels are these: + +/boot/vmlinuz +/usr/src/linux/arch/i386/boot/bzImage +/usr/src/linux/arch/i386/boot/zImage +/vmlinuz + +Put the path to the kernel you want to use in the box below. + +EOF + + dialog --title "CHOOSE KERNEL" --inputbox "`cat $TMP/tmpmsg`" \ + 16 72 "/boot/vmlinuz" 2> $TMP/return + if [ ! $? = 0 ]; then + exit + fi + + KERNEL="`cat $TMP/return`" + + if [ ! -r "$KERNEL" ]; then + dialog --title "NOT FOUND!" --msgbox "$KERNEL" 5 60 + continue + fi + KMSG="Using kernel $KERNEL" +break +done +} + +format_disk() { + # If anyone still uses 1.2 MB, you'll have to uncomment this. + # It's no longer a default option. + #FDEV=/dev/fd0h1200 + #FDEV=/dev/fd0u1400 + FDEV=/dev/fd0u1680 + if [ "$FDEV" = "/dev/fd0u1680" ]; then + dialog --title "Formatting /dev/fd0u1680" --infobox \ + "Formatting /dev/fd0, 1.68 megabytes." 3 42 + elif [ "$FDEV" = "/dev/fd0u1400" ]; then + dialog --title "Formatting /dev/fd0u1440" --infobox \ + "Formatting /dev/fd0, 1.44 megabytes." 3 42 + elif [ "$FDEV" = "/dev/fd0h1200" ]; then + dialog --title "Formatting /dev/fd0h1200" --infobox \ + "Formatting /dev/fd0, 1.2 megabytes." 3 42 + fi + fdformat $FDEV 1> /dev/null 2> /dev/null + if [ ! $? = 0 ]; then + dialog --title "ERROR: FLOPPY FORMAT FAILED" --msgbox "The attempt to format the floppy \ +disk in /dev/fd0 has failed, probably due to bad media. Please try again with a \ +different disk. If that doesn't work, perhaps the drive needs cleaning." 0 0 + return 1 + fi +} + +DEFAULT_ITEM="syslinux" + +while [ 0 ]; do # menu loop + dialog --title "MAKE BOOT FLOPPY FROM KERNEL" \ +--default-item $DEFAULT_ITEM \ +--backtitle "$KMSG" --menu "This menu allows you to make a SYSLINUX bootdisk \ +from a compiled kernel. The SYSLINUX bootloader has the advantage of \ +using a FAT filesystem making it easy to replace the kernel later. \ +Which option would you like?" 12 67 2 \ +"syslinux" "Make a SYSLINUX bootdisk" \ +"exit" "Exit this program" 2> $TMP/return + if [ ! $? = 0 ]; then + break; + fi + REPLY=`cat $TMP/return` + rm -f $TMP/return + if [ "$REPLY" = "simple" ]; then # make simple bootdisk + if [ "$KERNEL" = "" ]; then + choose_kernel + fi + kernel_size=`du -Lk $KERNEL | cut -f1` + if [ "$kernel_size" -gt "1023" ]; then +cat << EOF > $TMP/tmpmsg + +The kernel $KERNEL is $kernel_size K (which is +more than 1023 Kb in size), so it probably won't +boot standalone on the floppy. Use the 'syslinux' +method instead. + +EOF + dialog --title "KERNEL TOO BIG!" --msgbox "`cat $TMP/tmpmsg`" 10 60 + continue + fi + dialog --title "BOOT DISK CREATION" --backtitle "$KMSG" --yesno \ +"\n\ +Now put a formatted floppy in your boot drive. \n\ +This will be made into your Linux boot disk. Use this to\n\ +boot Linux until LILO has been configured to boot from\n\ +the hard drive.\n\n\ +Any data on the target disk will be destroyed.\n\n\ +YES creates the disk, NO aborts.\n" 14 62 + if [ $? = 0 ]; then + format_disk + dialog --title "CREATING DISK" --infobox "Creating boot disk from $KERNEL..." 5 72 + dd if=$KERNEL of=/dev/fd0 2> /dev/null + rdev /dev/fd0 $ROOT_DEVICE + rdev -v /dev/fd0 -1 + if [ "$MOUNT" = "read-only" ]; then + rdev -R /dev/fd0 1 + else + rdev -R /dev/fd0 0 + fi + fi + elif [ "$REPLY" = "syslinux" ]; then # make syslinux bootdisk + DEFAULT_ITEM="exit" + if [ "$KERNEL" = "" ]; then + choose_kernel + fi + dialog --title "CREATING SYSLINUX BOOTDISK IN /dev/fd0" --backtitle "$KMSG" --yesno "Now put a \ +floppy in your boot drive. This will be made into a SYSLINUX \ +bootdisk that you can use to start your Linux system. Any data on the \ +target disk will be destroyed. YES creates the disk, NO aborts." 8 62 + if [ $? = 0 ]; then # make the disk + format_disk + if [ ! $? = 0 ]; then + continue + fi + dialog --title "CREATING BOOT FLOPPY" --infobox "Creating SYSLINUX bootdisk for \ +$ROOT_DEVICE in /dev/fd0." 3 64 + mkdosfs -F 12 /dev/fd0u1680 1680 1> /dev/null 2> /dev/null + if [ ! -d $TMP/bootdisk ]; then + mkdir $TMP/bootdisk + fi + mount -t vfat /dev/fd0 $TMP/bootdisk 1> /dev/null 2> /dev/null + cp $KERNEL $TMP/bootdisk/vmlinuz + ## This avoids a syslinux-1.72 bug, and doesn't seem to hurt anything: + #dd if=/dev/zero bs=1k count=1 >> $TMP/bootdisk/vmlinuz 2> /dev/null + if [ ! "$?" = "0" ]; then + dialog --title "ERROR COPYING KERNEL TO FLOPPY" \ + --msgbox "Sorry, but there was an error copying the kernel to the \ +floppy disk. Possibly the kernel is too large to fit the disk. \ +This program will now exit." 0 0 + umount /dev/fd0 + rm -rf $TMP/bootdisk + exit 1 + fi + cat << EOF > $TMP/bootdisk/message.txt + +Welcome to the 09Slackware07 Linux custom bootdisk! + +By default, this disk boots a root Linux partition on $ROOT_DEVICE when you +hit ENTER. If you'd like to boot some other partition, use a command like +this on the prompt below: + + mount root=/dev/sda1 ro + +Where "/dev/sda1" is the partition you want to boot, and "ro" specifies that +the partition should be initially mounted as read-only. If you wish to mount +the partition read-write, use "rw" instead. To set the video console mode, +use the vga= parameter (press F1 to see a table). You may also add any other +kernel parameters you might need depending on your hardware, and which +drivers are included in your kernel. + +EOF + cat << EOF > $TMP/bootdisk/syslinux.cfg +default vmlinuz ramdisk_size=7000 root=$ROOT_DEVICE vga=normal ro +prompt 1 +timeout 6000 +display message.txt +F1 f1.txt +F2 message.txt +#F3 f3.txt +#F4 f4.txt +#F5 f5.txt +#F6 f6.txt +#F7 f7.txt +label mount + kernel vmlinuz + append ramdisk_size=7000 root=$ROOT_DEVICE vga=normal ro +label ramdisk + kernel vmlinuz + append vmlinuz ramdisk_size=7000 root=/dev/fd0u1440 vga=normal rw +EOF + cat << EOF > $TMP/bootdisk/f1.txt + STANDARD MODES: + To make the kernel prompt for standard video modes use: vga=ask + + FRAMEBUFFER MODES: + To get the kernel to start in VESA framebuffer mode, you need to pass it + a vga= init string on the "boot:" prompt. Here's a table: + + Colors 640x480 800x600 1024x768 1280x1024 1600x1200 + --------+--------------------------------------------- + 256 | 769 771 773 775 796 + 32,768 | 784 787 790 793 797 + 65,536 | 785 788 791 794 798 + 16.8M | 786 789 792 795 799 + + ...such as this for 1024x768x64k: + vga=791 + + F2 returns to the previous page. + +EOF + umount /dev/fd0 + syslinux-nomtools -s /dev/fd0 + rm -r $TMP/bootdisk + fi + elif [ "$REPLY" = "lilo" ]; then # make lilo bootdisk + DEFAULT_ITEM="exit" + if [ ! -x "`type -path lilo`" ]; then +cat << EOF > $TMP/tmpmsg + +You don't have 'lilo' installed on the system. +I guess you didn't install the lilo package. + +EOF + dialog --title "LILO NOT FOUND" --msgbox "`cat $TMP/tmpmsg`" 8 60 + continue + fi + if [ "$KERNEL" = "" ]; then + choose_kernel + fi + dialog --title "CREATING LILO BOOTDISK IN /dev/fd0" --backtitle "$KMSG" --yesno "Now put a \ +floppy in your boot drive. This will be made into a LILO \ +bootdisk that you can use to start your Linux system. Any data on the \ +target disk will be destroyed. YES creates the disk, NO aborts." 8 62 + if [ $? = 0 ]; then # make the disk + format_disk + DEV=/dev/fd0u1680 + mknod_fd="-m 0640 $TMP/lilo$DEV b 2 44" + dialog --infobox "Creating LILO bootdisk from $KERNEL for $ROOT_DEVICE..." 4 60 + mke2fs -q -m 0 -i 4096 $DEV 1> /dev/null 2> /dev/null || exit 1 + if [ ! -d $TMP/lilo ]; then + mkdir -p $TMP/lilo + fi + mount -t ext2 $DEV $TMP/lilo 1> /dev/null || exit 1 + rmdir $TMP/lilo/lost+found + cp $KERNEL $TMP/lilo/vmlinuz || exit 1 + mkdir $TMP/lilo/dev + make_root_device + mknod -m 0640 $TMP/lilo/dev/fd0 b 2 0 + mknod -m 0640 $TMP/lilo/dev/fd1 b 2 1 + mknod $mknod_fd + mknod -m 0666 $TMP/lilo/dev/null c 1 3 + mkdir $TMP/lilo/etc + cat << EOF > $TMP/lilo/etc/lilo.conf +boot = $DEV +message=/boot/message +backup=/dev/null +prompt +image = /vmlinuz + label = mount + ramdisk = 0 + root = $ROOT_DEVICE + vga = normal + $MOUNT +EOF + mkdir $TMP/lilo/boot + cp -a /boot/chain.b $TMP/lilo/boot + if [ -f /boot/boot-text.b ]; then + cp -a /boot/boot-text.b $TMP/lilo/boot/boot.b + else + cp -a /boot/boot.b $TMP/lilo/boot + fi + cat << EOF > $TMP/lilo/boot/message + +Welcome to the Slackware Linux custom LILO bootdisk! + +By default, this disk boots a root Linux partition on $ROOT_DEVICE when +you hit ENTER. If you'd like to boot some other partition, use a command +like this on the LILO prompt below: + + mount root=/dev/sda1 ro + +Where "/dev/sda1" is the partition you want to boot, and "ro" specifies that +the partition should be initially mounted as read-only. If you which to mount +the partition read-write, use "rw" instead. You may also add any other kernel +parameters you might need depending on your hardware, and which drivers are +included in your kernel. + +EOF + lilo -r $TMP/lilo > /dev/null + umount $TMP/lilo + rm -rf $TMP/lilo + fi + elif [ "$REPLY" = "exit" ]; then + break; + fi +done |