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Diffstat (limited to 'source/a/pkgtools/scripts/setup.80.make-bootdisk')
| -rw-r--r-- | source/a/pkgtools/scripts/setup.80.make-bootdisk | 175 |
1 files changed, 175 insertions, 0 deletions
diff --git a/source/a/pkgtools/scripts/setup.80.make-bootdisk b/source/a/pkgtools/scripts/setup.80.make-bootdisk new file mode 100644 index 000000000..d9b4012f2 --- /dev/null +++ b/source/a/pkgtools/scripts/setup.80.make-bootdisk @@ -0,0 +1,175 @@ +#!/bin/sh +#BLURB="Create a USB Linux boot stick" +RDIR=/dev/tty4 +NDIR=/dev/null +TMP=/var/log/setup/tmp + +if [ ! -d $TMP ]; then + mkdir -p $TMP +fi +T_PX="$1" +ROOT_DEVICE="$2" + +while [ 0 ]; do # the bootdisk menu loop + # Run "rescan-scsi-bus -l" to get an up to date overview of devices: + /sbin/rescan-scsi-bus -l 1>$RDIR 2>$RDIR + # Get a list of removable block devices before the USB stick is inserted: + echo "" > $TMP/remov_prior + for BDEV in $(ls --indicator-style none /sys/block | egrep -v "loop|ram"); do + [ -r /sys/block/$BDEV/removable -a "$(cat /sys/block/$BDEV/removable)" == "1" ] \ + && echo $BDEV >> $TMP/remov_prior + done + dialog --title "MAKE USB FLASH BOOT" --default-item "Skip" --menu \ +"If your computer supports booting from a USB device, it is recommended that you make \ +a USB boot stick for your system at this time. It will boot your computer straight \ +into the root filesystem on $ROOT_DEVICE. \n\ +\n\ +Please insert a USB flash memory stick and then press ENTER to create a boot stick. \n\ +\n\ +WARNING! The existing contents of the USB stick will be erased. \n\ + " 18 70 2 \ + "Create" "Make a USB Linux boot stick" \ + "Skip" "Skip making a USB boot stick" \ + 2> $TMP/return + REPLY=`cat $TMP/return` + rm -f $TMP/return + if [ "$REPLY" = "Create" ]; then + # Run "rescan-scsi-bus -l" to discover our USB stick if needed: + /sbin/rescan-scsi-bus -l 1>$RDIR 2>$RDIR + # Get a list of removable block devices after the USB stick is inserted: + echo "" > $TMP/remov_after + for BDEV in $(ls --indicator-style none /sys/block | egrep -v "loop|ram"); do + [ -r /sys/block/$BDEV/removable -a "$(cat /sys/block/$BDEV/removable)" == "1" ] \ + && echo $BDEV >> $TMP/remov_after + done + ADDED=$(diff -u $TMP/remov_prior $TMP/remov_after | sed -n 's/^\+//p' | grep -v '^+') + REMVD=$(diff -u $TMP/remov_prior $TMP/remov_after | sed -n 's/^\+//p' | grep -v '^+') + if [ -n "$ADDED" ] ; then STICK=$ADDED ; else STICK="" ; fi + rm $TMP/remov_prior $TMP/remov_after + if [ ! -n "$STICK" ]; then + dialog --title "NO NEW DEVICE DETECTED" --ok-label Restart --msgbox \ +"No new USB device was detected. +If you had already inserted your USB stick, please remove it now. \ +Then select 'Restart'." 7 70 + continue + else + VENDOR="Vendor : $(cat /sys/block/$STICK/device/vendor)" + MODEL="Model : $(cat /sys/block/$STICK/device/model)" + SIZE="Size : $(( $(cat /sys/block/$STICK/size) / 2048)) MB" + dialog --title "NEW DEVICE DETECTED" --yesno \ +"A new USB device '/dev/$STICK' was detected with specifications: + +-- $VENDOR +-- $MODEL +-- $SIZE + +If this is the USB stick to use, select 'Yes', +otherwise select 'No'." 12 70 + if [ $? -eq 1 ]; then + continue + fi + fi + + dialog --title "CREATING USB BOOT STICK" --infobox "Creating SYSLINUX bootdisk for \ +$ROOT_DEVICE on /dev/$STICK." 3 64 + # Determine max size of the filesystem (in KB) we want to create: + USBSIZE=$(( $(cat /sys/block/$STICK/size) / 2048)) + if [ $USBSIZE -lt 512 ]; then DOSSIZE=$(($USBSIZE*1024)) + else DOSSIZE=$((512*1024)) + fi + # Hack from Pat. If we're wasting a whole stick, who cares if the partition is + # extra-small, as long as the kernel fits? Also, FAT12 is the least problematic. + DOSSIZE=15861 + if [ -x /sbin/mkdosfs ]; then + /sbin/mkdosfs -I -n USBSLACK -F 12 /dev/$STICK $DOSSIZE 1> /dev/null 2> /dev/null + else + chroot $T_PX /sbin/mkdosfs -I -n USBSLACK -F 12 /dev/$STICK $DOSSIZE 1> /dev/null 2> /dev/null + fi + if [ ! -d $TMP/bootdisk ]; then + mkdir $TMP/bootdisk + fi + mount -t vfat /dev/$STICK $TMP/bootdisk 1> /dev/null 2> /dev/null + if [ -r $T_PX/vmlinuz ]; then + cp $T_PX/vmlinuz $TMP/bootdisk/vmlinuz + elif [ -r $T_PX/boot/vmlinuz ]; then + cp $T_PX/boot/vmlinuz $TMP/bootdisk/vmlinuz + fi + # We don't need the isolinux bootloader with syslinux do we? + #cp $T_PX/usr/share/syslinux/isolinux.bin $TMP/bootdisk/ + cat << EOF > $TMP/bootdisk/message.txt + +Welcome to the 09Slackware07 Linux custom USB boot stick! + +By default, this stick 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 > $TMP/bootdisk/syslinux.cfg +default vmlinuz root=$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 root=$ROOT_DEVICE vga=normal ro +EOF + cat << EOF > $TMP/bootdisk/f1.txt + STANDARD MODES: + To make the kernel prompt for standard video modes use: vga=ask + + FRAMEBUFFER MODES: + To get the kernel to start in VESA framebuffer mode, you need to pass it + a vga= init string on the "boot:" prompt. Here's a table: + + Colors 640x480 800x600 1024x768 1280x1024 1600x1200 + --------+--------------------------------------------- + 256 | 769 771 773 775 796 + 32,768 | 784 787 790 793 797 + 65,536 | 785 788 791 794 798 + 16.8M | 786 789 792 795 799 + + ...such as this for 1024x768x64k: + vga=791 + + F2 returns to the previous page. + +EOF + umount /dev/$STICK + rm -r $TMP/bootdisk + # Make the device bootable: + syslinux -s /dev/$STICK 1> /dev/null 2> /dev/null + dialog --title "USB BOOT STICK CREATED" --ok-label Continue --cancel-label Create --menu \ +"The USB boot stick has been successfully created in /dev/$STICK. If you would like to \ +create an additional boot stick, please select 'Create' and we'll go back and make another \ +one, otherwise select 'Continue' to continue configuring your system." 12 70 2 \ + "Continue" "Continue the configuration (done making boot sticks)" \ + "Create" "Make a spare Linux boot stick in /dev/$STICK" \ + 2> $TMP/return + REPLY=`cat $TMP/return` + rm -f $TMP/return + if [ "$REPLY" = "Create" ]; then + continue + else + break + fi + else # ! Create + break + fi +done |