Slackware 13.1 - Making Bootable USB using Syslinux
===================================================

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### df -hT
    
    Filesystem    Type    Size  Used Avail Use% Mounted on
    /dev/sda2 reiserfs     19G   17G  2.5G  87% /
    /dev/sda4 reiserfs     23G  1.4G   22G   6% /storage
    /dev/sda3     ext3     14G  509M   13G   4% /mnt/lfs
    /dev/sdb1     vfat    3.8G  9.1M  3.8G   1% /mnt/usb

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### fdisk -l /dev/sdd

    Disk /dev/sdd: 16.0 GB, 16039018496 bytes
    64 heads, 32 sectors/track, 15296 cylinders
    Units = cylinders of 2048 * 512 = 1048576 bytes
    Sector size (logical/physical): 512 bytes / 512 bytes
    I/O size (minimum/optimal): 512 bytes / 512 bytes
    Disk identifier: 0x380e2f10

       Device Boot      Start         End      Blocks   Id  System
    /dev/sdd1   *           1       15296    15663088    b  W95 FAT32

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### download.sh

    #!/bin/bash

    URL="http://www.kernel.org/pub/linux/utils/boot/syslinux/syslinux-4.05.tar.gz"
    FILE_NAME=$(basename ${URL})
    DIR_NAME=$(echo ${FILE_NAME%.tar.?z*})
    OUTPUT_DIR="/mnt/usb/syslinux"

    cd /usr/src
    wget -c ${URL}
    tar xf ${FILE_NAME}
    cd ${DIR_NAME}

    mkdir -p ${OUTPUT_DIR}
    find . -iname ldlinux.sys -exec cp {} ${OUTPUT_DIR} \;
    find . -iname mbr.bin -exec cp {} ${OUTPUT_DIR} \;
    find . -iname menu.c32 -exec cp {} ${OUTPUT_DIR} \;
    find . -iname vesamenu.c32 -exec cp {} ${OUTPUT_DIR} \;
    find ./linux/ -iname syslinux -exec cp {} ${OUTPUT_DIR} \;
    tree ${OUTPUT_DIR}

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### tree /mnt/usb/
    
    /mnt/usb/
    |-- boot
    |   |-- initrd.img-2.6.28.4
    |   |-- vmlinuz-2.6.28.4
    |   |-- vmlinuz-huge-smp-2.6.21.5-smp
    |   `-- vmlinuz-huge-smp-2.6.27.7-smp
    |-- install.sh
    `-- syslinux
        |-- ldlinux.sys
        |-- menu.c32
        |-- syslinux
        |-- syslinux.cfg
        `-- vesamenu.c32
    
    2 directories, 10 files
    
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### /mnt/usb/syslinux/syslinux.cfg
     
    PROMPT 0
    TIMEOUT 100
    DEFAULT /syslinux/menu.c32
    MENU TITLE SysLinux Bootloader
    
    LABEL S120
    MENU LABEL Slackware 12.0 
    MENU DEFAULT
    KERNEL /boot/vmlinuz-huge-smp-2.6.21.5-smp
    APPEND ro root=/dev/sda2
    
    LABEL S122
    MENU LABEL Slackware 12.2
    KERNEL /boot/vmlinuz-huge-smp-2.6.27.7-smp
    APPEND ro root=/dev/sda2

    LABEL DB50
    MENU LABEL Debian 5.0 - kernel 2.6.28.4
    KERNEL /boot/vmlinuz-2.6.28.4
    APPEND root=/dev/sda2 ro all_generic_ide initrd=/boot/initrd.img-2.6.28.4

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### install.sh
    
    #!/bin/bash

    TARGET=/dev/sdd1
    MBR=/dev/sdd
    NUM=1

    echo; echo
    echo "Warning! This installer will setup "syslinux" boot loader on disk $TARGET"
    echo "Warning! Master boot record (MBR) of $MBR will be overwritten."
    echo
    echo "Press Enter to continue, or Ctrl+C to abort..."
    read junk
    echo

    echo "*** Flushing filesystem buffers, this may take a while..."
    sync

    echo "*** Setting up MBR on $MBR..."
    lilo -S /dev/null -M $MBR ext

    echo "*** Activating partition $TARGET..."
    lilo -S /dev/null -A $MBR $NUM

    echo "*** Replacing lilo with syslinux on $MBR..."
    cat ./syslinux/mbr.bin > $MBR

    echo "*** Setting up boot record for $TARGET..."
    ./syslinux/syslinux -id syslinux $TARGET

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### Resources
    
    http://syslinux.zytor.com/
    http://www.slax.org/
    
    
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_BY: Pejman Moghadam_  
_TAG: syslinux, boot-loader, usb_  
_DATE: 2012-05-14 09:55:52_