etc-gentoo/grub.d/._cfg0001_20_linux_xen

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#! /bin/sh
set -e
# grub-mkconfig helper script.
# Copyright (C) 2006,2007,2008,2009,2010 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/>.
prefix="/usr"
exec_prefix="/usr"
datarootdir="/usr/share"
. "/usr/share/grub/grub-mkconfig_lib"
export TEXTDOMAIN=grub
export TEXTDOMAINDIR="${datarootdir}/locale"
CLASS="--class gnu-linux --class gnu --class os --class xen"
if [ "x${GRUB_DISTRIBUTOR}" = "x" ] ; then
OS=GNU/Linux
else
OS="${GRUB_DISTRIBUTOR} GNU/Linux"
CLASS="--class $(echo ${GRUB_DISTRIBUTOR} | tr 'A-Z' 'a-z' | cut -d' ' -f1|LC_ALL=C sed 's,[^[:alnum:]_],_,g') ${CLASS}"
fi
# loop-AES arranges things so that /dev/loop/X can be our root device, but
# the initrds that Linux uses don't like that.
case ${GRUB_DEVICE} in
/dev/loop/*|/dev/loop[0-9])
GRUB_DEVICE=`losetup ${GRUB_DEVICE} | sed -e "s/^[^(]*(\([^)]\+\)).*/\1/"`
;;
esac
if [ "x${GRUB_DEVICE_UUID}" = "x" ] || [ "x${GRUB_DISABLE_LINUX_UUID}" = "xtrue" ] \
|| ! test -e "/dev/disk/by-uuid/${GRUB_DEVICE_UUID}" \
|| uses_abstraction "${GRUB_DEVICE}" lvm; then
LINUX_ROOT_DEVICE=${GRUB_DEVICE}
else
LINUX_ROOT_DEVICE=UUID=${GRUB_DEVICE_UUID}
fi
# Allow overriding GRUB_CMDLINE_LINUX and GRUB_CMDLINE_LINUX_DEFAULT.
if [ "${GRUB_CMDLINE_LINUX_XEN_REPLACE}" ]; then
GRUB_CMDLINE_LINUX="${GRUB_CMDLINE_LINUX_XEN_REPLACE}"
fi
if [ "${GRUB_CMDLINE_LINUX_XEN_REPLACE_DEFAULT}" ]; then
GRUB_CMDLINE_LINUX_DEFAULT="${GRUB_CMDLINE_LINUX_XEN_REPLACE_DEFAULT}"
fi
case x"$GRUB_FS" in
xbtrfs)
rootsubvol="`make_system_path_relative_to_its_root /`"
rootsubvol="${rootsubvol#/}"
if [ "x${rootsubvol}" != x ]; then
GRUB_CMDLINE_LINUX="rootflags=subvol=${rootsubvol} ${GRUB_CMDLINE_LINUX}"
fi;;
xzfs)
rpool=`${grub_probe} --device ${GRUB_DEVICE} --target=fs_label 2>/dev/null || true`
bootfs="`make_system_path_relative_to_its_root / | sed -e "s,@$,,"`"
LINUX_ROOT_DEVICE="ZFS=${rpool}${bootfs}"
;;
esac
title_correction_code=
linux_entry ()
{
os="$1"
version="$2"
xen_version="$3"
type="$4"
args="$5"
xen_args="$6"
if [ -z "$boot_device_id" ]; then
boot_device_id="$(grub_get_device_id "${GRUB_DEVICE}")"
fi
if [ x$type != xsimple ] ; then
if [ x$type = xrecovery ] ; then
title="$(gettext_printf "%s, with Xen %s and Linux %s (recovery mode)" "${os}" "${xen_version}" "${version}")"
else
title="$(gettext_printf "%s, with Xen %s and Linux %s" "${os}" "${xen_version}" "${version}")"
fi
replacement_title="$(echo "Advanced options for ${OS}" | sed 's,>,>>,g')>$(echo "$title" | sed 's,>,>>,g')"
if [ x"Xen ${xen_version}>$title" = x"$GRUB_ACTUAL_DEFAULT" ]; then
quoted="$(echo "$GRUB_ACTUAL_DEFAULT" | grub_quote)"
title_correction_code="${title_correction_code}if [ \"x\$default\" = '$quoted' ]; then default='$(echo "$replacement_title" | grub_quote)'; fi;"
grub_warn "$(gettext_printf "Please don't use old title \`%s' for GRUB_DEFAULT, use \`%s' (for versions before 2.00) or \`%s' (for 2.00 or later)" "$GRUB_ACTUAL_DEFAULT" "$replacement_title" "gnulinux-advanced-$boot_device_id>gnulinux-$version-$type-$boot_device_id")"
fi
echo "menuentry '$(echo "$title" | grub_quote)' ${CLASS} \$menuentry_id_option 'xen-gnulinux-$version-$type-$boot_device_id' {" | sed "s/^/$submenu_indentation/"
else
title="$(gettext_printf "%s, with Xen hypervisor" "${os}")"
echo "menuentry '$(echo "$title" | grub_quote)' ${CLASS} \$menuentry_id_option 'xen-gnulinux-simple-$boot_device_id' {" | sed "s/^/$submenu_indentation/"
fi
if [ x$type != xrecovery ] ; then
save_default_entry | grub_add_tab | sed "s/^/$submenu_indentation/"
fi
if [ -z "${prepare_boot_cache}" ]; then
prepare_boot_cache="$(prepare_grub_to_access_device ${GRUB_DEVICE_BOOT} | grub_add_tab)"
fi
printf '%s\n' "${prepare_boot_cache}" | sed "s/^/$submenu_indentation/"
xmessage="$(gettext_printf "Loading Xen %s ..." ${xen_version})"
lmessage="$(gettext_printf "Loading Linux %s ..." ${version})"
sed "s/^/$submenu_indentation/" << EOF
echo '$(echo "$xmessage" | grub_quote)'
if [ "\$grub_platform" = "pc" -o "\$grub_platform" = "" ]; then
xen_rm_opts=
else
xen_rm_opts="no-real-mode edd=off"
fi
multiboot ${rel_xen_dirname}/${xen_basename} placeholder ${xen_args} \${xen_rm_opts}
echo '$(echo "$lmessage" | grub_quote)'
module ${rel_dirname}/${basename} placeholder root=${linux_root_device_thisversion} ro ${args}
EOF
if test -n "${initrd}" ; then
# TRANSLATORS: ramdisk isn't identifier. Should be translated.
message="$(gettext_printf "Loading initial ramdisk ...")"
sed "s/^/$submenu_indentation/" << EOF
echo '$(echo "$message" | grub_quote)'
module --nounzip ${rel_dirname}/${initrd}
EOF
fi
sed "s/^/$submenu_indentation/" << EOF
}
EOF
}
linux_list=
for i in /boot/vmlinu[xz]-* /vmlinu[xz]-* /boot/kernel-*; do
if grub_file_is_not_garbage "$i"; then
basename=$(basename $i)
version=$(echo $basename | sed -e "s,^[^0-9]*-,,g")
dirname=$(dirname $i)
config=
for j in "${dirname}/config-${version}" "${dirname}/config-${alt_version}" "/etc/kernels/kernel-config-${version}" ; do
if test -e "${j}" ; then
config="${j}"
break
fi
done
if (grep -qx "CONFIG_XEN_DOM0=y" "${config}" 2> /dev/null || grep -qx "CONFIG_XEN_PRIVILEGED_GUEST=y" "${config}" 2> /dev/null); then linux_list="$linux_list $i" ; fi
fi
done
if [ "x${linux_list}" = "x" ] ; then
exit 0
fi
file_is_not_sym () {
case "$1" in
*/xen-syms-*)
return 1;;
*)
return 0;;
esac
}
xen_list=
for i in /boot/xen*; do
if grub_file_is_not_garbage "$i" && file_is_not_sym "$i" ; then xen_list="$xen_list $i" ; fi
done
prepare_boot_cache=
boot_device_id=
title_correction_code=
machine=`uname -m`
case "$machine" in
i?86) GENKERNEL_ARCH="x86" ;;
mips|mips64) GENKERNEL_ARCH="mips" ;;
mipsel|mips64el) GENKERNEL_ARCH="mipsel" ;;
arm*) GENKERNEL_ARCH="arm" ;;
*) GENKERNEL_ARCH="$machine" ;;
esac
# Extra indentation to add to menu entries in a submenu. We're not in a submenu
# yet, so it's empty. In a submenu it will be equal to '\t' (one tab).
submenu_indentation=""
is_top_level=true
while [ "x${xen_list}" != "x" ] ; do
list="${linux_list}"
current_xen=`version_find_latest $xen_list`
xen_basename=`basename ${current_xen}`
xen_dirname=`dirname ${current_xen}`
rel_xen_dirname=`make_system_path_relative_to_its_root $xen_dirname`
xen_version=`echo $xen_basename | sed -e "s,.gz$,,g;s,^xen-,,g"`
if [ -z "$boot_device_id" ]; then
boot_device_id="$(grub_get_device_id "${GRUB_DEVICE}")"
fi
if [ "x$is_top_level" != xtrue ]; then
echo " submenu '$(gettext_printf "Xen hypervisor, version %s" "${xen_version}" | grub_quote)' \$menuentry_id_option 'xen-hypervisor-$xen_version-$boot_device_id' {"
fi
while [ "x$list" != "x" ] ; do
linux=`version_find_latest $list`
gettext_printf "Found linux image: %s\n" "$linux" >&2
basename=`basename $linux`
dirname=`dirname $linux`
rel_dirname=`make_system_path_relative_to_its_root $dirname`
version=`echo $basename | sed -e "s,^[^0-9]*-,,g"`
alt_version=`echo $version | sed -e "s,\.old$,,g"`
linux_root_device_thisversion="${LINUX_ROOT_DEVICE}"
initrd=
for i in "initrd.img-${version}" "initrd-${version}.img" "initrd-${version}.gz" \
"initrd-${version}" "initramfs-${version}.img" \
"initrd.img-${alt_version}" "initrd-${alt_version}.img" \
"initrd-${alt_version}" "initramfs-${alt_version}.img" \
"initramfs-genkernel-${version}" \
"initramfs-genkernel-${alt_version}" \
"initramfs-genkernel-${GENKERNEL_ARCH}-${version}" \
"initramfs-genkernel-${GENKERNEL_ARCH}-${alt_version}" ; do
if test -e "${dirname}/${i}" ; then
initrd="$i"
break
fi
done
if test -n "${initrd}" ; then
gettext_printf "Found initrd image: %s\n" "${dirname}/${initrd}" >&2
else
# "UUID=" magic is parsed by initrds. Since there's no initrd, it can't work here.
linux_root_device_thisversion=${GRUB_DEVICE}
fi
if [ "x$is_top_level" = xtrue ] && [ "x${GRUB_DISABLE_SUBMENU}" != xy ]; then
linux_entry "${OS}" "${version}" "${xen_version}" simple \
"${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT}" "${GRUB_CMDLINE_XEN} ${GRUB_CMDLINE_XEN_DEFAULT}"
submenu_indentation="$grub_tab$grub_tab"
if [ -z "$boot_device_id" ]; then
boot_device_id="$(grub_get_device_id "${GRUB_DEVICE}")"
fi
# TRANSLATORS: %s is replaced with an OS name
echo "submenu '$(gettext_printf "Advanced options for %s (with Xen hypervisor)" "${OS}" | grub_quote)' \$menuentry_id_option 'gnulinux-advanced-$boot_device_id' {"
echo " submenu '$(gettext_printf "Xen hypervisor, version %s" "${xen_version}" | grub_quote)' \$menuentry_id_option 'xen-hypervisor-$xen_version-$boot_device_id' {"
is_top_level=false
fi
linux_entry "${OS}" "${version}" "${xen_version}" advanced \
"${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT}" "${GRUB_CMDLINE_XEN} ${GRUB_CMDLINE_XEN_DEFAULT}"
if [ "x${GRUB_DISABLE_RECOVERY}" != "xtrue" ]; then
linux_entry "${OS}" "${version}" "${xen_version}" recovery \
"single ${GRUB_CMDLINE_LINUX}" "${GRUB_CMDLINE_XEN}"
fi
list=`echo $list | tr ' ' '\n' | fgrep -vx "$linux" | tr '\n' ' '`
done
if [ x"$is_top_level" != xtrue ]; then
echo ' }'
fi
xen_list=`echo $xen_list | tr ' ' '\n' | fgrep -vx "$current_xen" | tr '\n' ' '`
done
# If at least one kernel was found, then we need to
# add a closing '}' for the submenu command.
if [ x"$is_top_level" != xtrue ]; then
echo '}'
fi
echo "$title_correction_code"