util/ieee1275/grub-install.in

   1 #! /bin/sh
   2
   3 # Install GRUB on your drive.
   4 # Copyright (C) 1999,2000,2001,2002,2003,2004,2005,2006,2007,2008  Free Software Foundation, Inc.
   5 #
   6 # GRUB is free software: you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation, either version 3 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # GRUB is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
  18
  19 # This script uses `ofpathname', which is downloadable from
  20 # http://ppc64-utils.ozlabs.org .
  21
  22 # Initialize some variables.
  23 transform="@program_transform_name@"
  24
  25 prefix=@prefix@
  26 exec_prefix=@exec_prefix@
  27 sbindir=@sbindir@
  28 bindir=@bindir@
  29 libdir=@libdir@
  30 PACKAGE_NAME=@PACKAGE_NAME@
  31 PACKAGE_TARNAME=@PACKAGE_TARNAME@
  32 PACKAGE_VERSION=@PACKAGE_VERSION@
  33 target_cpu=@target_cpu@
  34 platform=@platform@
  35 pkglibdir=${libdir}/`echo ${PACKAGE_TARNAME}/${target_cpu}-${platform} | sed ${transform}`
  36
  37 grub_mkimage=${bindir}/`echo grub-mkelfimage | sed ${transform}`
  38 grub_mkdevicemap=${sbindir}/`echo grub-mkdevicemap | sed ${transform}`
  39 grub_probe=${sbindir}/`echo grub-probe | sed ${transform}`
  40 rootdir=
  41 grub_prefix=`echo /boot/grub | sed ${transform}`
  42 modules=
  43
  44 install_device=
  45 debug=no
  46 update_nvram=yes
  47
  48 ofpathname=/usr/sbin/ofpathname
  49 nvsetenv=/sbin/nvsetenv
  50
  51 # Usage: usage
  52 # Print the usage.
  53 usage () {
  54     cat <<EOF
  55 Usage: grub-install [OPTION] [install_device]
  56 Install GRUB on your drive.
  57
  58   -h, --help              print this message and exit
  59   -v, --version           print the version information and exit
  60   --modules=MODULES       pre-load specified modules MODULES
  61   --root-directory=DIR    install GRUB images under the directory DIR
  62                           instead of the root directory
  63   --grub-mkdevicemap=FILE use FILE as grub-mkdevicemap
  64   --grub-mkimage=FILE     use FILE as grub-mkimage
  65   --grub-probe=FILE       use FILE as grub-probe
  66   --no-nvram              don't update the boot-device NVRAM variable
  67
  68 grub-install copies GRUB images into the DIR/boot directory specified by
  69 --root-directory, and uses nvsetenv to set the Open Firmware boot-device
  70 variable.
  71
  72 Report bugs to <bug-grub@gnu.org>.
  73 EOF
  74 }
  75
  76 # Check the arguments.
  77 for option in "$@"; do
  78     case "$option" in
  79     -h | --help)
  80         usage
  81         exit 0 ;;
  82     -v | --version)
  83         echo "grub-install (GNU GRUB ${PACKAGE_VERSION})"
  84         exit 0 ;;
  85     --modules=*)
  86         modules=`echo "$option" | sed 's/--modules=//'` ;;
  87     --root-directory=*)
  88         rootdir=`echo "$option" | sed 's/--root-directory=//'` ;;
  89     --grub-mkdevicemap=*)
  90         grub_mkdevicemap=`echo "$option" | sed 's/--grub-mkdevicemap=//'` ;;
  91     --grub-mkimage=*)
  92         grub_mkimage=`echo "$option" | sed 's/--grub-mkimage=//'` ;;
  93     --grub-probe=*)
  94         grub_probe=`echo "$option" | sed 's/--grub-probe=//'` ;;
  95     --no-nvram)
  96         update_nvram=no ;;
  97     # This is an undocumented feature...
  98     --debug)
  99         debug=yes ;;
 100     -*)
 101         echo "Unrecognized option \`$option'" 1>&2
 102         usage
 103         exit 1
 104         ;;
 105     *)
 106         if test "x$install_device" != x; then
 107             echo "More than one install_devices?" 1>&2
 108             usage
 109             exit 1
 110         fi
 111         install_device="${option}" ;;
 112     esac
 113 done
 114
 115 # If the debugging feature is enabled, print commands.
 116 if test $debug = yes; then
 117     set -x
 118 fi
 119
 120 # Initialize these directories here, since ROOTDIR was initialized.
 121 bootdir=${rootdir}/boot
 122 grubdir=${bootdir}/`echo grub | sed ${transform}`
 123 device_map=${grubdir}/device.map
 124
 125 set $grub_mkimage dummy
 126 if test -f "$1"; then
 127     :
 128 else
 129     echo "$1: Not found." 1>&2
 130     exit 1
 131 fi
 132
 133 # Find the partition at the right mount point.
 134 install_device=`$grub_mkdevicemap --device-map=/dev/stdout | $grub_probe --target=device --device-map=/dev/stdin ${grubdir}`
 135
 136 if test "x$install_device" = "x`$grub_mkdevicemap --device-map=/dev/stdout | $grub_probe --target=device --device-map=/dev/stdin ${bootdir}`"; then
 137     echo "$grubdir must be a mount point."
 138     exit 1
 139 fi
 140 # XXX warn on firmware-unreadable filesystems?
 141
 142 # Create the GRUB directory if it is not present.
 143 test -d "$bootdir" || mkdir "$bootdir" || exit 1
 144 test -d "$grubdir" || mkdir "$grubdir" || exit 1
 145
 146 # Create the device map file if it is not present.
 147 if test -f "$device_map"; then
 148     :
 149 else
 150     # Create a safe temporary file.
 151     test -n "$mklog" && log_file=`$mklog`
 152
 153     $grub_mkdevicemap --device-map=$device_map $no_floppy || exit 1
 154 fi
 155
 156 # Copy the GRUB images to the GRUB directory.
 157 for file in ${grubdir}/*.mod ${grubdir}/*.lst ; do
 158     if test -f $file; then
 159         rm -f $file || exit 1
 160     fi
 161 done
 162 for file in ${pkglibdir}/*.mod ${pkglibdir}/*.lst ; do
 163     cp -f $file ${grubdir} || exit 1
 164 done
 165
 166 # Create the core image. First, auto-detect the filesystem module.
 167 fs_module=`$grub_probe --target=fs --device-map=${device_map} ${grubdir}`
 168 if test "x$fs_module" = x -a "x$modules" = x; then
 169     echo "Auto-detection of a filesystem module failed." 1>&2
 170     echo "Please specify the module with the option \`--modules' explicitly." 1>&2
 171     exit 1
 172 fi
 173
 174 # Then the partition map module.  In order to support partition-less media,
 175 # this command is allowed to fail (--target=fs already grants us that the
 176 # filesystem will be accessible).
 177 partmap_module=`$grub_probe --target=partmap --device-map=${device_map} ${grubdir} 2> /dev/null`
 178
 179 # Device abstraction module, if any (lvm, raid).
 180 devabstraction_module=`$grub_probe --target=abstraction --device-map=${device_map} ${grubdir}`
 181
 182 modules="$modules $fs_module $partmap_module $devabstraction_module"
 183
 184 # Now perform the installation.
 185 "$grub_mkimage" --directory=${pkglibdir} --output=${grubdir}/grub $modules || exit 1
 186
 187 if test $update_nvram = yes; then
 188     set $ofpathname dummy
 189     if test -f "$1"; then
 190         :
 191     else
 192         echo "$1: Not found." 1>&2
 193         exit 1
 194     fi
 195
 196     set $nvsetenv dummy
 197     if test -f "$1"; then
 198         :
 199     else
 200         echo "$1: Not found." 1>&2
 201         exit 1
 202     fi
 203
 204     # Get the Open Firmware device tree path translation.
 205     dev=`echo $install_device | sed -e 's/\/dev\///' -e 's/[0-9]\+//'`
 206     partno=`echo $install_device | sed -e 's/.*[^0-9]\([0-9]\+\)$/\1/'`
 207     ofpath=`$ofpathname $dev` || {
 208         echo "Couldn't find Open Firmware device tree path for $dev."
 209         echo "You will have to set boot-device manually."
 210         exit 1
 211     }
 212
 213     # Point boot-device at the new grub install
 214     boot_device="boot-device $ofpath:$partno,\\grub"
 215     "$nvsetenv" "$boot_device" || {
 216         echo "$nvsetenv failed."
 217         echo "You will have to set boot-device manually.  At the Open Firmware prompt, type:"
 218         echo "  setenv $boot_device"
 219         exit 1
 220     }
 221 fi
 222
 223 # Prompt the user to check if the device map is correct.
 224 echo "Installation finished. No error reported."
 225 echo "This is the contents of the device map $device_map."
 226 echo "Check if this is correct or not. If any of the lines is incorrect,"
 227 echo "fix it and re-run the script \`grub-install'."
 228 echo
 229
 230 cat $device_map
 231
 232 # Bye.
 233 exit 0