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#! /bin/sh
# Install GRUB on your drive.
# Copyright (C) 1999,2000,2001,2002,2003,2004,2005,2006,2007,2008,2009 Free Software Foundation, Inc.
#
# GRUB is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# GRUB is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with GRUB. If not, see <http://www.gnu.org/licenses/>.
# Initialize some variables.
transform="@program_transform_name@"
prefix="@prefix@"
exec_prefix="@exec_prefix@"
sbindir="@sbindir@"
bindir="@bindir@"
libdir="@libdir@"
sysconfdir="@sysconfdir@"
PACKAGE_NAME=@PACKAGE_NAME@
PACKAGE_TARNAME=@PACKAGE_TARNAME@
PACKAGE_VERSION=@PACKAGE_VERSION@
target_cpu=@target_cpu@
platform=@platform@
host_os=@host_os@
pkglibdir="${libdir}/`echo ${PACKAGE_TARNAME}/${target_cpu}-${platform} | sed ${transform}`"
localedir="@datadir@/locale"
self="`basename $0`"
grub_setup="${sbindir}/`echo grub-setup | sed ${transform}`"
grub_mkimage="${bindir}/`echo grub-mkimage | sed ${transform}`"
grub_mkdevicemap="${sbindir}/`echo grub-mkdevicemap | sed ${transform}`"
grub_probe="${sbindir}/`echo grub-probe | sed ${transform}`"
grub_editenv="${bindir}/`echo grub-editenv | sed ${transform}`"
grub_mkrelpath="${bindir}/`echo grub-mkrelpath | sed ${transform}`"
rootdir=
bootdir=
grubdir="`echo "/@bootdirname@/@grubdirname@" | sed 's,//*,/,g'`"
modules=
install_device=
no_floppy=
force_lba=
recheck=no
debug=no
debug_image=
update_nvram=yes
ofpathname="`which ofpathname`"
nvsetenv="`which nvsetenv`"
efibootmgr="`which efibootmgr 2>/dev/null || true`"
removable=no
efi_quiet=
# Get GRUB_DISTRIBUTOR.
if test -f "${sysconfdir}/default/grub" ; then
. "${sysconfdir}/default/grub"
fi
bootloader_id="$(echo "$GRUB_DISTRIBUTOR" | tr '[A-Z]' '[a-z]' | cut -d' ' -f1)"
if test -z "$bootloader_id"; then
bootloader_id=grub
fi
if [ "${target_cpu}-${platform}" = "i386-pc" ] ; then
disk_module=biosdisk
elif [ "${platform}" = "ieee1275" ] || [ "${platform}" = "efi" ] ; then
disk_module=
else
disk_module=ata
fi
# Usage: usage
# Print the usage.
usage () {
if [ "${target_cpu}-${platform}" = "i386-pc" ] \
|| [ "${target_cpu}-${platform}" = "sparc64-ieee1275" ]; then
cat <<EOF
Usage: $self [OPTION] install_device
EOF
else
cat <<EOF
Usage: $self [OPTION] [install_device]
EOF
fi
cat <<EOF
Install GRUB on your drive.
-h, --help print this message and exit
-v, --version print the version information and exit
--modules=MODULES pre-load specified modules MODULES
--boot-directory=DIR install GRUB images under the directory DIR/@grubdirname@
instead of the $grubdir directory
--grub-setup=FILE use FILE as grub-setup
--grub-mkimage=FILE use FILE as grub-mkimage
--grub-mkrelpath=FILE use FILE as grub-mkrelpath
--grub-mkdevicemap=FILE use FILE as grub-mkdevicemap
--grub-probe=FILE use FILE as grub-probe
--no-floppy do not probe any floppy drive
--allow-floppy Make the drive also bootable as floppy
(default for fdX devices). May break on some BIOSes.
--recheck probe a device map even if it already exists
--force install even if problems are detected
EOF
if [ "${target_cpu}-${platform}" = "i386-pc" ] ; then
cat <<EOF
--disk-module=MODULE disk module to use
EOF
fi
if [ "${target_cpu}-${platform}" = "i386-ieee1275" ] || [ "${target_cpu}-${platform}" = "powerpc-ieee1275" ] ; then
cat <<EOF
--no-nvram don't update the boot-device NVRAM variable
EOF
fi
if [ "${platform}" = "efi" ]; then
cat <<EOF
--removable the installation device is removable
--bootloader-id=ID the ID of bootloader.
EOF
fi
cat <<EOF
INSTALL_DEVICE can be a GRUB device name or a system device filename.
$self copies GRUB images into $grubdir, and uses grub-setup
to install grub into the boot sector.
Report bugs to <bug-grub@gnu.org>.
EOF
}
argument () {
opt="$1"
shift
if test $# -eq 0; then
echo "$0: option requires an argument -- '$opt'" 1>&2
exit 1
fi
echo "$1"
}
allow_floppy=""
# Check the arguments.
while test $# -gt 0
do
option=$1
shift
case "$option" in
-h | --help)
usage
exit 0 ;;
-v | --version)
echo "$self (${PACKAGE_NAME}) ${PACKAGE_VERSION}"
exit 0 ;;
--modules)
modules=`argument $option "$@"`; shift;;
--modules=*)
modules=`echo "$option" | sed 's/--modules=//'` ;;
# Accept and ignore for compatibility
--font)
shift;;
--font=*)
;;
# Accept for compatibility
--root-directory)
rootdir="`argument $option "$@"`"; shift;;
--root-directory=*)
rootdir="`echo "$option" | sed 's/--root-directory=//'`" ;;
--boot-directory)
bootdir="`argument $option "$@"`"; shift;;
--boot-directory=*)
bootdir="`echo "$option" | sed 's/--boot-directory=//'`" ;;
--grub-setup)
grub_setup="`argument "$option" "$@"`"; shift;;
--grub-setup=*)
grub_setup="`echo "$option" | sed 's/--grub-setup=//'`" ;;
--bootloader-id)
bootloader_id="`argument $option "$@"`"; shift;;
--bootloader-id=*)
bootloader_id="`echo "$option" | sed 's/--bootloader-id=//'`" ;;
--grub-mkimage)
grub_mkimage="`argument $option "$@"`"; shift;;
--grub-mkimage=*)
grub_mkimage="`echo "$option" | sed 's/--grub-mkimage=//'`" ;;
--grub-mkrelpath)
grub_mkrelpath="`argument "$option" "$@"`"; shift;;
--grub-mkrelpath=*)
grub_mkrelpath="`echo "$option" | sed 's/--grub-mkrelpath=//'`" ;;
--grub-mkdevicemap)
grub_mkdevicemap="`argument "$option" "$@"`"; shift;;
--grub-mkdevicemap=*)
grub_mkdevicemap="`echo "$option" | sed 's/--grub-mkdevicemap=//'`" ;;
--grub-probe)
grub_probe="`argument "$option" "$@"`"; shift;;
--grub-probe=*)
grub_probe="`echo "$option" | sed 's/--grub-probe=//'`" ;;
--no-floppy)
no_floppy="--no-floppy" ;;
--recheck)
recheck=yes ;;
--removable)
removable=yes ;;
--allow-floppy)
allow_floppy="--allow-floppy" ;;
--disk-module)
if [ "${target_cpu}-${platform}" = "i386-pc" ] ; then
disk_module="`argument "$option" "$@"`"; shift;
fi ;;
--disk-module=*)
if [ "${target_cpu}-${platform}" = "i386-pc" ] ; then
disk_module="`echo "$option" | sed 's/--disk-module=//'`"
fi ;;
--no-nvram)
update_nvram=no ;;
# This is an undocumented feature...
--debug)
debug=yes ;;
--debug-image)
debug_image="`argument "$option" "$@"`"; shift;;
--debug-image=*)
debug_image="`echo "$option" | sed 's/--debug-image=//'`" ;;
-f | --force)
setup_force="--force" ;;
-*)
echo "Unrecognized option \`$option'" 1>&2
usage
exit 1
;;
*)
if test "x$install_device" != x; then
echo "More than one install_devices?" 1>&2
usage
exit 1
fi
install_device="${option}" ;;
esac
done
if test "x$install_device" = x && ([ "${target_cpu}-${platform}" = "i386-pc" ] \
|| [ "${target_cpu}-${platform}" = "sparc64-ieee1275" ]); then
echo "install_device not specified." 1>&2
usage
exit 1
fi
# If the debugging feature is enabled, print commands.
setup_verbose=
if test x"$debug" = xyes; then
set -x
setup_verbose="--verbose"
efi_quiet=-q
fi
if [ -z "$bootdir" ]; then
# Default bootdir if bootdir not initialized.
bootdir="/@bootdirname@"
if [ -n "$rootdir" ] ; then
# Initialize bootdir if rootdir was initialized.
bootdir="${rootdir}/@bootdirname@"
fi
fi
grubdir="`echo "${bootdir}/@grubdirname@" | sed 's,//*,/,g'`"
device_map="${grubdir}/device.map"
# Check if GRUB is installed.
if [ "${target_cpu}-${platform}" = "i386-pc" ] || [ "${target_cpu}-${platform}" = "sparc64-ieee1275" ] ; then
set $grub_setup dummy
if test -f "$1"; then
:
else
echo "$1: Not found." 1>&2
exit 1
fi
fi
set "$grub_mkimage" dummy
if test -f "$1"; then
:
else
echo "$1: Not found." 1>&2
exit 1
fi
set "$grub_mkdevicemap" dummy
if test -f "$1"; then
:
else
echo "$1: Not found." 1>&2
exit 1
fi
if [ x"$platform" = xefi ]; then
# Find the EFI System Partition.
efidir=
if test -d "${bootdir}/efi"; then
install_device="`"$grub_mkdevicemap" --device-map=/dev/stdout | "$grub_probe" --target=device --device-map=/dev/stdin "${bootdir}/efi"`"
# Is it a mount point?
if test "x$install_device" != "x`"$grub_mkdevicemap" --device-map=/dev/stdout | "$grub_probe" --target=device --device-map=/dev/stdin "${bootdir}"`"; then
efidir="${bootdir}/efi"
fi
elif test -n "$rootdir" && test "x$rootdir" != "x/"; then
# The EFI System Partition may have been given directly using
# --root-directory.
install_device="`"$grub_mkdevicemap" --device-map=/dev/stdout | "$grub_probe" --target=device --device-map=/dev/stdin "${rootdir}"`"
# Is it a mount point?
if test "x$install_device" != "x`"$grub_mkdevicemap" --device-map=/dev/stdout | "$grub_probe" --target=device --device-map=/dev/stdin "${rootdir}/.."`"; then
efidir="${rootdir}"
fi
fi
if test -n "$efidir"; then
efi_fs=`"$grub_probe" --target=fs "--device-map=${device_map}" "${efidir}"`
if test "x$efi_fs" = xfat; then :; else
echo "${efidir} doesn't look like an EFI partition." 1>&2
efidir=
fi
fi
if test -n "$efidir"; then
# The EFI specification requires that an EFI System Partition must
# contain an "EFI" subdirectory, and that OS loaders are stored in
# subdirectories below EFI. Vendors are expected to pick names that do
# not collide with other vendors. To minimise collisions, we use the
# name of our distributor if possible.
efi_distributor="$bootloader_id"
if test $removable = yes; then
# The specification makes stricter requirements of removable
# devices, in order that only one image can be automatically loaded
# from them. The image must always reside under /EFI/BOOT, and it
# must have a specific file name depending on the architecture.
efi_distributor=BOOT
case "$target_cpu" in
i386)
efi_file=BOOTIA32.EFI ;;
x86-64)
efi_file=BOOTX64.EFI ;;
# GRUB does not yet support these architectures, but they're defined
# by the specification so we include them here to ease future
# expansion.
ia64)
efi_file=BOOTIA64.EFI ;;
esac
else
# It is convenient for each architecture to have a different
# efi_file, so that different versions can be installed in parallel.
case "$target_cpu" in
i386)
efi_file=grubia32.efi ;;
x86-64)
efi_file=grubx64.efi ;;
# GRUB does not yet support these architectures, but they're defined
# by the specification so we include them here to ease future
# expansion.
ia64)
efi_file=grubia64.efi ;;
*)
efi_file=grub.efi ;;
esac
# TODO: We should also use efibootmgr, if available, to add a Boot
# entry for ourselves.
fi
efidir="$efidir/EFI/$efi_distributor"
mkdir -p "$efidir" || exit 1
else
# We don't know what's going on. Fall back to traditional
# (non-specification-compliant) behaviour.
efidir="$grubdir"
efi_distributor=
efi_file=grub.efi
fi
fi
# Create the GRUB directory if it is not present.
mkdir -p "$grubdir" || exit 1
# If --recheck is specified, remove the device map, if present.
if test $recheck = yes; then
rm -f "$device_map"
fi
# Create the device map file if it is not present.
if test -f "$device_map"; then
:
else
# Create a safe temporary file.
test -n "$mklog" && log_file=`$mklog`
"$grub_mkdevicemap" "--device-map=$device_map" $no_floppy || exit 1
fi
# Make sure that there is no duplicated entry.
tmp=`sed -n '/^([fh]d[0-9]*)/s/\(^(.*)\).*/\1/p' "$device_map" \
| sort | uniq -d | sed -n 1p`
if test -n "$tmp"; then
echo "The drive $tmp is defined multiple times in the device map $device_map" 1>&2
exit 1
fi
# Copy the GRUB images to the GRUB directory.
for file in "${grubdir}"/*.mod "${grubdir}"/*.lst "${grubdir}"/*.img "${grubdir}"/efiemu??.o; do
if test -f "$file" && [ "`basename $file`" != menu.lst ]; then
rm -f "$file" || exit 1
fi
done
for file in "${pkglibdir}"/*.mod "${pkglibdir}"/*.lst; do
cp -f "$file" "${grubdir}" || exit 1
done
if [ "${target_cpu}-${platform}" = "i386-pc" ] || [ "${target_cpu}-${platform}" = "sparc64-ieee1275" ] ; then
for file in "${pkglibdir}"/*.img "${pkglibdir}"/efiemu??.o; do
if test -f "$file"; then
cp -f "$file" "${grubdir}" || exit 1
fi
done
fi
# Copy gettext files
mkdir -p "${grubdir}"/locale/
for dir in "${localedir}"/*; do
if test -f "$dir/LC_MESSAGES/grub.mo"; then
cp -f "$dir/LC_MESSAGES/grub.mo" "${grubdir}/locale/${dir##*/}.mo"
fi
done
# Write device to a variable so we don't have to traverse /dev every time.
grub_device="`"$grub_probe" --device-map="${device_map}" --target=device "${grubdir}"`" || exit 1
if ! test -f "${grubdir}"/grubenv; then
"$grub_editenv" "${grubdir}"/grubenv create
fi
# Create the core image. First, auto-detect the filesystem module.
fs_module="`"$grub_probe" --device-map="${device_map}" --target=fs --device "${grub_device}"`"
if test "x$fs_module" = x ; then
echo "Auto-detection of a filesystem of ${grub_device} failed." 1>&2
echo "Please report this together with the output of \"$grub_probe --device-map=\"${device_map}\" --target=fs -v ${grubdir}\" to <bug-grub@gnu.org>" 1>&2
exit 1
fi
# Then the partition map module. In order to support partition-less media,
# this command is allowed to fail (--target=fs already grants us that the
# filesystem will be accessible).
partmap_module=
for x in `"$grub_probe" --device-map="${device_map}" --target=partmap --device "${grub_device}" 2> /dev/null`; do
case "$x" in
netbsd | openbsd)
partmap_module="$partmap_module part_bsd";;
"") ;;
*)
partmap_module="$partmap_module part_$x";;
esac
done
# Device abstraction module, if any (lvm, raid).
devabstraction_module="`"$grub_probe" --device-map="${device_map}" --target=abstraction --device "${grub_device}"`"
# The order in this list is critical. Be careful when modifying it.
modules="$modules $disk_module"
modules="$modules $fs_module $partmap_module $devabstraction_module"
relative_grubdir="`"$grub_mkrelpath" "${grubdir}"`" || exit 1
if [ "x${relative_grubdir}" = "x" ] ; then
relative_grubdir=/
fi
prefix_drive=
config_opt=
rm -f "${grubdir}/load.cfg"
if [ "x${debug_image}" != x ]; then
echo "set debug='${debug_image}'" >> "${grubdir}/load.cfg"
config_opt="-c ${grubdir}/load.cfg "
fi
if [ "x${devabstraction_module}" = "x" ] ; then
if [ x"${install_device}" != x ]; then
if echo "${install_device}" | grep -qx "(.*)" ; then
install_drive="${install_device}"
else
install_drive="`"$grub_probe" --device-map="${device_map}" --target=drive --device "${install_device}"`" || exit 1
fi
install_drive="`echo "${install_drive}" | sed -e s/,[a-z0-9,]*//g`"
fi
grub_drive="`"$grub_probe" --device-map="${device_map}" --target=drive --device "${grub_device}"`" || exit 1
# Strip partition number
grub_partition="`echo "${grub_drive}" | sed -e 's/^[^,]*[,)]//; s/)$//'`"
grub_drive="`echo "${grub_drive}" | sed -e s/,[a-z0-9,]*//g`"
if [ "$disk_module" = ata ] ; then
# generic method (used on coreboot and ata mod)
uuid="`"$grub_probe" --device-map="${device_map}" --target=fs_uuid --device "${grub_device}"`"
if [ "x${uuid}" = "x" ] ; then
echo "UUID needed with ata mod, but the filesystem containing ${grubdir} does not support UUIDs." 1>&2
exit 1
fi
echo "search.fs_uuid ${uuid} root " >> "${grubdir}/load.cfg"
echo 'set prefix=($root)'"${relative_grubdir}" >> "${grubdir}/load.cfg"
config_opt="-c ${grubdir}/load.cfg "
modules="$modules search_fs_uuid"
elif [ "x${grub_drive}" != "x${install_drive}" ] ; then
uuid="`"$grub_probe" --device-map="${device_map}" --target=fs_uuid --device "${grub_device}"`"
if [ "x${uuid}" = "x" ] ; then
echo "You attempted a cross-disk install, but the filesystem containing ${grubdir} does not support UUIDs." 1>&2
exit 1
fi
echo "search.fs_uuid ${uuid} root " >> ${grubdir}/load.cfg
echo 'set prefix=($root)'"${relative_grubdir}" >> ${grubdir}/load.cfg
config_opt="-c ${grubdir}/load.cfg "
modules="$modules search_fs_uuid"
elif [ "x$platform" = xefi ] || [ "x$platform" = xpc ]; then
# we need to hardcode the partition number in the core image's prefix.
if [ x"$grub_partition" = x ]; then
prefix_drive="()"
else
prefix_drive="(,$grub_partition)"
fi
fi
else
prefix_drive=`"$grub_probe" --device-map="${device_map}" --target=drive --device "${grub_device}"` || exit 1
fi
case "${target_cpu}-${platform}" in
sparc64-ieee1275) mkimage_target=sparc64-ieee1275-raw ;;
mips-yeeloong) mkimage_target=mipsel-yeeloong-elf ;;
*) mkimage_target="${target_cpu}-${platform}" ;;
esac
case "${target_cpu}-${platform}" in
i386-efi | x86_64-efi) imgext=efi ;;
mips-yeeloong | i386-coreboot | i386-multiboot | i386-ieee1275 \
| powerpc-ieee1275) imgext=elf ;;
*) imgext=img ;;
esac
"$grub_mkimage" ${config_opt} -d "${pkglibdir}" -O ${mkimage_target} --output="${grubdir}/core.${imgext}" --prefix="${prefix_drive}${relative_grubdir}" $modules || exit 1
# Backward-compatibility kludges
if [ "${target_cpu}-${platform}" = "mips-yeeloong" ]; then
cp "${grubdir}/core.${imgext}" "${bootdir}"/grub.elf
elif [ "${target_cpu}-${platform}" = "i386-ieee1275" ] || [ "${target_cpu}-${platform}" = "powerpc-ieee1275" ]; then
cp "${grubdir}/core.${imgext}" "${grubdir}/grub"
elif [ "${target_cpu}-${platform}" = "i386-efi" ] || [ "${target_cpu}-${platform}" = "x86_64-efi" ]; then
"$grub_mkimage" ${config_opt} -d "${pkglibdir}" -O ${mkimage_target} --output="${grubdir}/grub.efi" --prefix="" $modules || exit 1
fi
# Perform the platform-dependent install
if [ "${target_cpu}-${platform}" = "i386-pc" ] || [ "${target_cpu}-${platform}" = "sparc64-ieee1275" ] ; then
# Now perform the installation.
"$grub_setup" ${allow_floppy} ${setup_verbose} ${setup_force} --directory="${grubdir}" \
--device-map="${device_map}" "${install_device}" || exit 1
elif [ "${target_cpu}-${platform}" = "i386-ieee1275" ] || [ "${target_cpu}-${platform}" = "powerpc-ieee1275" ]; then
if [ x"$update_nvram" = xyes ]; then
set "$ofpathname" dummy
if test -f "$1"; then
:
else
echo "$1: Not found." 1>&2
exit 1
fi
set "$nvsetenv" dummy
if test -f "$1"; then
:
else
echo "$1: Not found." 1>&2
exit 1
fi
# Get the Open Firmware device tree path translation.
dev="`echo $grub_device | sed -e 's/\/dev\///' -e 's/[0-9]\+//'`"
partno="`echo $grub_device | sed -e 's/.*[^0-9]\([0-9]\+\)$/\1/'`"
ofpath="`$ofpathname $dev`" || {
echo "Couldn't find Open Firmware device tree path for $dev."
echo "You will have to set boot-device manually."
exit 1
}
# Point boot-device at the new grub install
boot_device="$ofpath:$partno,"`"$grub_mkrelpath" "${grubdir}/core.${imgext}" | sed 's,/,\\\\,g'`
"$nvsetenv" boot-device "$boot_device" || {
echo "$nvsetenv failed."
echo "You will have to set boot-device manually. At the Open Firmware prompt, type:"
echo " setenv boot-device $boot_device"
exit 1
}
fi
elif [ x"$platform" = xefi ]; then
cp "${grubdir}/core.${imgext}" "${efidir}/${efi_file}"
# Try to make this image bootable using the EFI Boot Manager, if available.
if test "$removable" = no && test -n "$efi_distributor" && \
test -n "$efibootmgr"; then
# On Linux, we need the efivars kernel modules.
case "$host_os" in
linux*)
modprobe -q efivars 2>/dev/null || true ;;
esac
# Delete old entries from the same distributor.
for bootnum in `efibootmgr | grep '^Boot[0-9]' | \
fgrep -i " $efi_distributor" | cut -b5-8`; do
efibootmgr $efi_quiet -b "$bootnum" -B
done
# Add a new entry for the image we just created. efibootmgr needs to be
# given the disk device and partition number separately, so we have to
# fiddle about with grub-probe to get hold of this reasonably reliably.
# Use fresh device map text to avoid any problems with stale data, since
# all we need here is a one-to-one mapping.
clean_devmap="$($grub_mkdevicemap --device-map=/dev/stdout)"
efidir_drive="$(echo "$clean_devmap" | "$grub_probe" --device-map="${device_map}" --target=drive --device-map=/dev/stdin "$efidir")"
if test -z "$efidir_drive"; then
echo "Can't find GRUB drive for $efidir; unable to create EFI Boot Manager entry." >&2
else
efidir_disk="$(echo "$clean_devmap" | grep "^$(echo "$efidir_drive" | sed 's/,[^)]*//')" | cut -f2)"
efidir_part="$(echo "$efidir_drive" | sed 's/^([^,]*,[^0-9]*//; s/[^0-9].*//')"
efibootmgr $efi_quiet -c -d "$efidir_disk" -p "$efidir_part" -w \
-L "$bootloader_id" -l "\\EFI\\$efi_distributor\\$efi_file"
fi
fi
fi
echo "Installation finished. No error reported."
# Bye.
exit 0
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