4 # grub-mkconfig helper script.
5 # Copyright (C) 2006,2007,2008,2009,2010 Free Software Foundation, Inc.
7 # GRUB is free software: you can redistribute it and/or modify
8 # it under the terms of the GNU General Public License as published by
9 # the Free Software Foundation, either version 3 of the License, or
10 # (at your option) any later version.
12 # GRUB is distributed in the hope that it will be useful,
13 # but WITHOUT ANY WARRANTY; without even the implied warranty of
14 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 # GNU General Public License for more details.
17 # You should have received a copy of the GNU General Public License
18 # along with GRUB. If not, see <http://www.gnu.org/licenses/>.
21 exec_prefix="@exec_prefix@"
22 datarootdir="@datarootdir@"
24 . "$pkgdatadir/grub-mkconfig_lib"
26 export TEXTDOMAIN=@PACKAGE@
27 export TEXTDOMAINDIR="@localedir@"
29 CLASS="--class gnu-linux --class gnu --class os --class xen"
31 if [ "x${GRUB_DISTRIBUTOR}" = "x" ] ; then
34 OS="${GRUB_DISTRIBUTOR} GNU/Linux"
35 CLASS="--class $(echo ${GRUB_DISTRIBUTOR} | tr 'A-Z' 'a-z' | cut -d' ' -f1|LC_ALL=C sed 's,[^[:alnum:]_],_,g') ${CLASS}"
38 # loop-AES arranges things so that /dev/loop/X can be our root device, but
39 # the initrds that Linux uses don't like that.
40 case ${GRUB_DEVICE} in
41 /dev/loop/*|/dev/loop[0-9])
42 GRUB_DEVICE=`losetup ${GRUB_DEVICE} | sed -e "s/^[^(]*(\([^)]\+\)).*/\1/"`
46 # btrfs may reside on multiple devices. We cannot pass them as value of root= parameter
47 # and mounting btrfs requires user space scanning, so force UUID in this case.
48 if [ "x${GRUB_DEVICE_UUID}" = "x" ] || [ "x${GRUB_DISABLE_LINUX_UUID}" = "xtrue" ] \
49 || ! test -e "/dev/disk/by-uuid/${GRUB_DEVICE_UUID}" \
50 || ( test -e "${GRUB_DEVICE}" && uses_abstraction "${GRUB_DEVICE}" lvm ); then
51 LINUX_ROOT_DEVICE=${GRUB_DEVICE}
53 LINUX_ROOT_DEVICE=UUID=${GRUB_DEVICE_UUID}
56 # Allow overriding GRUB_CMDLINE_LINUX and GRUB_CMDLINE_LINUX_DEFAULT.
57 if [ "${GRUB_CMDLINE_LINUX_XEN_REPLACE}" ]; then
58 GRUB_CMDLINE_LINUX="${GRUB_CMDLINE_LINUX_XEN_REPLACE}"
60 if [ "${GRUB_CMDLINE_LINUX_XEN_REPLACE_DEFAULT}" ]; then
61 GRUB_CMDLINE_LINUX_DEFAULT="${GRUB_CMDLINE_LINUX_XEN_REPLACE_DEFAULT}"
66 rootsubvol="`make_system_path_relative_to_its_root /`"
67 rootsubvol="${rootsubvol#/}"
68 if [ "x${rootsubvol}" != x ]; then
69 GRUB_CMDLINE_LINUX="rootflags=subvol=${rootsubvol} ${GRUB_CMDLINE_LINUX}"
72 rpool=`${grub_probe} --device ${GRUB_DEVICE} --target=fs_label 2>/dev/null || true`
73 bootfs="`make_system_path_relative_to_its_root / | sed -e "s,@$,,"`"
74 LINUX_ROOT_DEVICE="ZFS=${rpool}${bootfs}"
78 title_correction_code=
88 if [ -z "$boot_device_id" ]; then
89 boot_device_id="$(grub_get_device_id "${GRUB_DEVICE}")"
91 if [ x$type != xsimple ] ; then
92 if [ x$type = xrecovery ] ; then
93 title="$(gettext_printf "%s, with Xen %s and Linux %s (recovery mode)" "${os}" "${xen_version}" "${version}")"
95 title="$(gettext_printf "%s, with Xen %s and Linux %s" "${os}" "${xen_version}" "${version}")"
97 replacement_title="$(echo "Advanced options for ${OS}" | sed 's,>,>>,g')>$(echo "$title" | sed 's,>,>>,g')"
98 if [ x"Xen ${xen_version}>$title" = x"$GRUB_ACTUAL_DEFAULT" ]; then
99 quoted="$(echo "$GRUB_ACTUAL_DEFAULT" | grub_quote)"
100 title_correction_code="${title_correction_code}if [ \"x\$default\" = '$quoted' ]; then default='$(echo "$replacement_title" | grub_quote)'; fi;"
101 grub_warn "$(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")"
103 echo "menuentry '$(echo "$title" | grub_quote)' ${CLASS} \$menuentry_id_option 'xen-gnulinux-$version-$type-$boot_device_id' {" | sed "s/^/$submenu_indentation/"
105 title="$(gettext_printf "%s, with Xen hypervisor" "${os}")"
106 echo "menuentry '$(echo "$title" | grub_quote)' ${CLASS} \$menuentry_id_option 'xen-gnulinux-simple-$boot_device_id' {" | sed "s/^/$submenu_indentation/"
108 if [ x$type != xrecovery ] ; then
109 save_default_entry | grub_add_tab | sed "s/^/$submenu_indentation/"
112 if [ -z "${prepare_boot_cache}" ]; then
113 prepare_boot_cache="$(prepare_grub_to_access_device ${GRUB_DEVICE_BOOT} | grub_add_tab)"
115 printf '%s\n' "${prepare_boot_cache}" | sed "s/^/$submenu_indentation/"
116 xmessage="$(gettext_printf "Loading Xen %s ..." ${xen_version})"
117 lmessage="$(gettext_printf "Loading Linux %s ..." ${version})"
118 sed "s/^/$submenu_indentation/" << EOF
119 echo '$(echo "$xmessage" | grub_quote)'
120 if [ "\$grub_platform" = "pc" -o "\$grub_platform" = "" ]; then
123 xen_rm_opts="no-real-mode edd=off"
125 ${xen_loader} ${rel_xen_dirname}/${xen_basename} placeholder ${xen_args} \${xen_rm_opts}
126 echo '$(echo "$lmessage" | grub_quote)'
127 ${module_loader} ${rel_dirname}/${basename} placeholder root=${linux_root_device_thisversion} ro ${args}
129 if test -n "${initrd}" ; then
130 # TRANSLATORS: ramdisk isn't identifier. Should be translated.
131 message="$(gettext_printf "Loading initial ramdisk ...")"
132 sed "s/^/$submenu_indentation/" << EOF
133 echo '$(echo "$message" | grub_quote)'
134 ${module_loader} --nounzip ${rel_dirname}/${initrd}
137 sed "s/^/$submenu_indentation/" << EOF
143 for i in /boot/vmlinu[xz]-* /vmlinu[xz]-* /boot/kernel-*; do
144 if grub_file_is_not_garbage "$i"; then
145 basename=$(basename $i)
146 version=$(echo $basename | sed -e "s,^[^0-9]*-,,g")
147 dirname=$(dirname $i)
149 for j in "${dirname}/config-${version}" "${dirname}/config-${alt_version}" "/etc/kernels/kernel-config-${version}" ; do
150 if test -e "${j}" ; then
155 if (grep -qx "CONFIG_XEN_DOM0=y" "${config}" 2> /dev/null || grep -qx "CONFIG_XEN_PRIVILEGED_GUEST=y" "${config}" 2> /dev/null); then linux_list="$linux_list $i" ; fi
158 if [ "x${linux_list}" = "x" ] ; then
172 for i in /boot/xen*; do
173 if grub_file_is_not_garbage "$i" && file_is_not_sym "$i" ; then xen_list="$xen_list $i" ; fi
178 title_correction_code=
183 i?86) GENKERNEL_ARCH="x86" ;;
184 mips|mips64) GENKERNEL_ARCH="mips" ;;
185 mipsel|mips64el) GENKERNEL_ARCH="mipsel" ;;
186 arm*) GENKERNEL_ARCH="arm" ;;
187 *) GENKERNEL_ARCH="$machine" ;;
190 # Extra indentation to add to menu entries in a submenu. We're not in a submenu
191 # yet, so it's empty. In a submenu it will be equal to '\t' (one tab).
192 submenu_indentation=""
196 while [ "x${xen_list}" != "x" ] ; do
198 current_xen=`version_find_latest $xen_list`
199 xen_basename=`basename ${current_xen}`
200 xen_dirname=`dirname ${current_xen}`
201 rel_xen_dirname=`make_system_path_relative_to_its_root $xen_dirname`
202 xen_version=`echo $xen_basename | sed -e "s,.gz$,,g;s,^xen-,,g"`
203 if [ -z "$boot_device_id" ]; then
204 boot_device_id="$(grub_get_device_id "${GRUB_DEVICE}")"
206 if [ "x$is_top_level" != xtrue ]; then
207 echo " submenu '$(gettext_printf "Xen hypervisor, version %s" "${xen_version}" | grub_quote)' \$menuentry_id_option 'xen-hypervisor-$xen_version-$boot_device_id' {"
209 if ($grub_file --is-arm64-efi $current_xen); then
210 xen_loader="xen_hypervisor"
211 module_loader="xen_module"
213 xen_loader="multiboot"
214 module_loader="module"
216 while [ "x$list" != "x" ] ; do
217 linux=`version_find_latest $list`
218 gettext_printf "Found linux image: %s\n" "$linux" >&2
219 basename=`basename $linux`
220 dirname=`dirname $linux`
221 rel_dirname=`make_system_path_relative_to_its_root $dirname`
222 version=`echo $basename | sed -e "s,^[^0-9]*-,,g"`
223 alt_version=`echo $version | sed -e "s,\.old$,,g"`
224 linux_root_device_thisversion="${LINUX_ROOT_DEVICE}"
227 for i in "initrd.img-${version}" "initrd-${version}.img" "initrd-${version}.gz" \
228 "initrd-${version}" "initramfs-${version}.img" \
229 "initrd.img-${alt_version}" "initrd-${alt_version}.img" \
230 "initrd-${alt_version}" "initramfs-${alt_version}.img" \
231 "initramfs-genkernel-${version}" \
232 "initramfs-genkernel-${alt_version}" \
233 "initramfs-genkernel-${GENKERNEL_ARCH}-${version}" \
234 "initramfs-genkernel-${GENKERNEL_ARCH}-${alt_version}" ; do
235 if test -e "${dirname}/${i}" ; then
240 if test -n "${initrd}" ; then
241 gettext_printf "Found initrd image: %s\n" "${dirname}/${initrd}" >&2
243 # "UUID=" magic is parsed by initrds. Since there's no initrd, it can't work here.
244 linux_root_device_thisversion=${GRUB_DEVICE}
247 if [ "x$is_top_level" = xtrue ] && [ "x${GRUB_DISABLE_SUBMENU}" != xy ]; then
248 linux_entry "${OS}" "${version}" "${xen_version}" simple \
249 "${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT}" "${GRUB_CMDLINE_XEN} ${GRUB_CMDLINE_XEN_DEFAULT}"
251 submenu_indentation="$grub_tab$grub_tab"
253 if [ -z "$boot_device_id" ]; then
254 boot_device_id="$(grub_get_device_id "${GRUB_DEVICE}")"
256 # TRANSLATORS: %s is replaced with an OS name
257 echo "submenu '$(gettext_printf "Advanced options for %s (with Xen hypervisor)" "${OS}" | grub_quote)' \$menuentry_id_option 'gnulinux-advanced-$boot_device_id' {"
258 echo " submenu '$(gettext_printf "Xen hypervisor, version %s" "${xen_version}" | grub_quote)' \$menuentry_id_option 'xen-hypervisor-$xen_version-$boot_device_id' {"
262 linux_entry "${OS}" "${version}" "${xen_version}" advanced \
263 "${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT}" "${GRUB_CMDLINE_XEN} ${GRUB_CMDLINE_XEN_DEFAULT}"
264 if [ "x${GRUB_DISABLE_RECOVERY}" != "xtrue" ]; then
265 linux_entry "${OS}" "${version}" "${xen_version}" recovery \
266 "single ${GRUB_CMDLINE_LINUX}" "${GRUB_CMDLINE_XEN}"
269 list=`echo $list | tr ' ' '\n' | fgrep -vx "$linux" | tr '\n' ' '`
271 if [ x"$is_top_level" != xtrue ]; then
274 xen_list=`echo $xen_list | tr ' ' '\n' | fgrep -vx "$current_xen" | tr '\n' ' '`
277 # If at least one kernel was found, then we need to
278 # add a closing '}' for the submenu command.
279 if [ x"$is_top_level" != xtrue ]; then
283 echo "$title_correction_code"