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    • /[magellan-source]/tags/installer-0_1_2/include/prepare_bootloader.sh

    Annotation of /tags/installer-0_1_2/include/prepare_bootloader.sh

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    Revision 1025 - (hide annotations) (download) (as text)
    Sun May 30 17:40:47 2010 UTC (13 years, 11 months ago) by niro
    Original Path: trunk/installer/include/prepare_bootloader.sh
    File MIME type: application/x-sh
    File size: 3145 byte(s) 
    -fixed header
-uuid support
-do not generate an initrd twice
    1 niro 1025 #!/bin/bash
    2     # $Id$
    3 niro 773
    4 niro 774 source include/hwdetection.sh
    5 niro 773
    6     : ${INSTALL_ROOT="/mnt/magellan"}
    7    
    8     create_device_map()
    9     {
    10     local chroot
    11    
    12     [[ ! -z ${INSTALL_ROOT} ]] && chroot=chrooted
    13    
    14     # create device.map
    15     ${chroot} grub --batch --no-floppy --no-config-file --device-map=/boot/grub/device.map </dev/null &>/dev/null
    16     }
    17    
    18     install_grub()
    19     {
    20     local chroot
    21    
    22     [[ ! -z ${INSTALL_ROOT} ]] && chroot=chrooted
    23    
    24     # update grub
    25     ${chroot} grub --batch --no-floppy << EOF 1> /dev/null 2> /dev/null
    26     root $(convert_device ${PARTITION_DISK_BOOT})
    27     setup $(convert_device ${PARTITION_DISK_BOOT} | sed "s:,[0-9]::")
    28     quit
    29     EOF
    30    
    31     return 0
    32     }
    33    
    34     convert_device()
    35     {
    36     local device="$1"
    37     local root_part=
    38    
    39     # extract device type (block) and major number for root drive
    40     local major_minor=$(ls -Ll ${device} | awk '{if ($6 < 64) printf("%c%d0", $1, $5); else printf("%c%d1", $1, $5)}')
    41    
    42     # find the matching BIOS device
    43     for bios_drive in $(grep -v '^#' ${INSTALL_ROOT}/boot/grub/device.map | awk '{print $2}')
    44     do
    45     bios_major_minor=$(ls -Ll ${bios_drive} 2>/dev/null | awk '{if ($6 < 64) printf("%c%d0", $1, $5); else printf("%c%d1", $1, $5)}')
    46    
    47     if [[ ${major_minor} = ${bios_major_minor} ]]
    48     then
    49     # we found it
    50     root_drive=$(grep ${bios_drive} ${INSTALL_ROOT}/boot/grub/device.map | awk '{print $1}')
    51     root_part=$(ls -Ll ${device} | awk '{print $6}')
    52     root_part=$(( ${root_part} % 16 - 1 ))
    53     break
    54     fi
    55     done
    56    
    57     drive=$(echo ${root_drive} | sed "s:)$:,${root_part}):")
    58     echo ${drive}
    59     }
    60    
    61     add_grub_conf()
    62     {
    63     echo "$@" >> ${INSTALL_ROOT}/boot/grub/grub.conf
    64     }
    65    
    66     create_grub_conf()
    67     {
    68     local splashimage
    69    
    70     if [[ -z ${PARTITION_DISK_BOOT} ]]
    71     then
    72     export PARTITION_DISK_BOOT="${PARTITION_DISK_ROOT}"
    73     fi
    74    
    75     # create an empty one
    76     :> ${INSTALL_ROOT}/boot/grub/grub.conf
    77    
    78     add_grub_conf "default 0"
    79     add_grub_conf "timeout 10"
    80     add_grub_conf ""
    81    
    82     # our splashimage
    83     splashimage="magellan.xpm.gz"
    84    
    85     # forcefully use gfxsplash
    86 niro 775 [[ ! -f ${INSTALL_ROOT}/boot/${splashimage} ]] && cp data/magellan-black2.xpm.gz ${INSTALL_ROOT}/boot/${splashimage}
    87 niro 773
    88     if [[ -f ${INSTALL_ROOT}/boot/${splashimage} ]]
    89     then
    90     add_grub_conf "# splash image"
    91     # old logo
    92     #add_grub_conf "splashimage /boot/magellan.xpm.gz"
    93     #add_grub_conf "foreground FFFFFF"
    94     #add_grub_conf "background 1B456B"
    95    
    96     # the new one
    97     add_grub_conf "splashimage $(convert_device ${PARTITION_DISK_BOOT})/boot/${splashimage}"
    98     add_grub_conf "foreground FFFFFF"
    99     add_grub_conf "background 253861"
    100    
    101     add_grub_conf ""
    102     else
    103     add_grub_conf "# some pretty colors"
    104     add_grub_conf "color cyan/blue white/blue"
    105     add_grub_conf ""
    106     fi
    107    
    108     add_grub_conf "title Magellan-Linux $(< ${INSTALL_ROOT}/etc/mageversion) ($(readlink ${INSTALL_ROOT}/boot/vmlinuz | sed s:kernel-::))"
    109     add_grub_conf "root $(convert_device ${PARTITION_DISK_BOOT})"
    110 niro 1025 add_grub_conf "kernel /boot/$(readlink ${INSTALL_ROOT}/boot/vmlinuz) root=$(get_uuid ${PARTITION_DISK_ROOT})"
    111 niro 773 add_grub_conf "initrd /boot/$(readlink ${INSTALL_ROOT}/boot/initrd)"
    112    
    113     # add an empty line as spacer between other boot entries
    114     add_grub_conf ""
    115     }
    116    
    117     install_bootloader()
    118     {
    119     create_device_map >&2
    120     echo 25
    121     create_grub_conf >&2
    122     echo 50
    123     install_grub >&2
    124     echo 100
    125     }
    126    
    127     install_bootloader

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