Edit File: 10_linux
#! /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" ubuntu_recovery="1" quiet_boot="1" quick_boot="1" gfxpayload_dynamic="1" vt_handoff="1" . "$pkgdatadir/grub-mkconfig_lib" export TEXTDOMAIN=grub export TEXTDOMAINDIR="${datarootdir}/locale" CLASS="--class gnu-linux --class gnu --class os" if [ "x${GRUB_DISTRIBUTOR}" = "x" ] ; then OS=GNU/Linux else case ${GRUB_DISTRIBUTOR} in Ubuntu|Kubuntu) OS="${GRUB_DISTRIBUTOR}" ;; *) OS="${GRUB_DISTRIBUTOR} GNU/Linux" ;; esac 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/"` # We can't cope with devices loop-mounted from files here. case ${GRUB_DEVICE} in /dev/*) ;; *) exit 0 ;; esac ;; esac if [ -x /lib/recovery-mode/recovery-menu ]; then : ${GRUB_CMDLINE_LINUX_RECOVERY:=recovery} else : ${GRUB_CMDLINE_LINUX_RECOVERY:=single} fi # Default to disabling partition uuid support to maintian compatibility with # older kernels. : ${GRUB_DISABLE_LINUX_PARTUUID=true} # get_dm_field_for_dev /dev/dm-0 uuid -> get the device mapper UUID for /dev/dm-0 # get_dm_field_for_dev /dev/dm-1 name -> get the device mapper name for /dev/dm-1 # etc get_dm_field_for_dev () { dmsetup info -c --noheadings -o $2 $1 2>/dev/null } # Is $1 a multipath device? is_multipath () { local dmuuid dmtype dmuuid="$(get_dm_field_for_dev $1 uuid)" if [ $? -ne 0 ]; then # Not a device mapper device -- or dmsetup not installed, and as # multipath depends on kpartx which depends on dmsetup, if there is no # dmsetup then there are not going to be any multipath devices. return 1 fi # A device mapper "uuid" is always <type>-<uuid>. If <type> is of the form # part[0-9] then <uuid> is the device the partition is on and we want to # look at that instead. A multipath node always has <type> of mpath. dmtype="${dmuuid%%-*}" if [ "${dmtype#part}" != "$dmtype" ]; then dmuuid="${dmuuid#*-}" dmtype="${dmuuid%%-*}" fi if [ "$dmtype" = "mpath" ]; then return 0 else return 1 fi } if test -e "${GRUB_DEVICE}" && is_multipath "${GRUB_DEVICE}"; then # If / is multipathed, there will be multiple paths to the partition, so # using root=UUID= exposes the boot process to udev races. In addition # GRUB_DEVICE in this case will be /dev/dm-0 or similar -- better to use a # symlink that depends on the multipath name. GRUB_DEVICE=/dev/mapper/"$(get_dm_field_for_dev $GRUB_DEVICE name)" GRUB_DISABLE_LINUX_UUID=true fi # btrfs may reside on multiple devices. We cannot pass them as value of root= parameter # and mounting btrfs requires user space scanning, so force UUID in this case. if ( [ "x${GRUB_DEVICE_UUID}" = "x" ] && [ "x${GRUB_DEVICE_PARTUUID}" = "x" ] ) \ || ( [ "x${GRUB_DISABLE_LINUX_UUID}" = "xtrue" ] \ && [ "x${GRUB_DISABLE_LINUX_PARTUUID}" = "xtrue" ] ) \ || ( ! test -e "/dev/disk/by-uuid/${GRUB_DEVICE_UUID}" \ && ! test -e "/dev/disk/by-partuuid/${GRUB_DEVICE_PARTUUID}" ) \ || ( test -e "${GRUB_DEVICE}" && uses_abstraction "${GRUB_DEVICE}" lvm ); then LINUX_ROOT_DEVICE=${GRUB_DEVICE} elif [ "x${GRUB_DEVICE_UUID}" = "x" ] \ || [ "x${GRUB_DISABLE_LINUX_UUID}" = "xtrue" ]; then LINUX_ROOT_DEVICE=PARTUUID=${GRUB_DEVICE_PARTUUID} else LINUX_ROOT_DEVICE=UUID=${GRUB_DEVICE_UUID} 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) # We have a more specialized ZFS handler, with multiple system in 10_linux_zfs. if [ -e "`dirname $(readlink -f $0)`/10_linux_zfs" ]; then exit 0 fi rpool=`${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= if [ "$ubuntu_recovery" = 1 ]; then GRUB_CMDLINE_LINUX_RECOVERY="$GRUB_CMDLINE_LINUX_RECOVERY nomodeset" fi if [ "$vt_handoff" = 1 ]; then for word in $GRUB_CMDLINE_LINUX_DEFAULT; do if [ "$word" = splash ]; then GRUB_CMDLINE_LINUX_DEFAULT="$GRUB_CMDLINE_LINUX_DEFAULT \$vt_handoff" fi done fi if [ x"$GRUB_FORCE_PARTUUID" != x ]; then gettext_printf "GRUB_FORCE_PARTUUID is set, will attempt initrdless boot\n" >&2 cat << EOF # # GRUB_FORCE_PARTUUID is set, will attempt initrdless boot # Upon panic fallback to booting with initrd EOF echo "set partuuid=${GRUB_FORCE_PARTUUID}" fi linux_entry () { os="$1" version="$2" type="$3" args="$4" if [ -z "$boot_device_id" ]; then boot_device_id="$(grub_get_device_id "${GRUB_DEVICE}")" fi if [ x$type != xsimple ] ; then case $type in recovery) title="$(gettext_printf "%s, with Linux %s (%s)" "${os}" "${version}" "$(gettext "${GRUB_RECOVERY_TITLE}")")" ;; *) title="$(gettext_printf "%s, with Linux %s" "${os}" "${version}")" ;; esac if [ x"$title" = x"$GRUB_ACTUAL_DEFAULT" ] || [ x"Previous Linux versions>$title" = x"$GRUB_ACTUAL_DEFAULT" ]; then replacement_title="$(echo "Advanced options for ${OS}" | sed 's,>,>>,g')>$(echo "$title" | sed 's,>,>>,g')" quoted="$(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)' ${CLASS} \$menuentry_id_option 'gnulinux-$version-$type-$boot_device_id' {" | sed "s/^/$submenu_indentation/" else echo "menuentry '$(echo "$os" | grub_quote)' ${CLASS} \$menuentry_id_option 'gnulinux-simple-$boot_device_id' {" | sed "s/^/$submenu_indentation/" fi if [ "$quick_boot" = 1 ]; then echo " recordfail" | sed "s/^/$submenu_indentation/" fi if [ x$type != xrecovery ] ; then save_default_entry | grub_add_tab fi # Use ELILO's generic "efifb" when it's known to be available. # FIXME: We need an interface to select vesafb in case efifb can't be used. if [ "x$GRUB_GFXPAYLOAD_LINUX" = x ]; then echo " load_video" | sed "s/^/$submenu_indentation/" else if [ "x$GRUB_GFXPAYLOAD_LINUX" != xtext ]; then echo " load_video" | sed "s/^/$submenu_indentation/" fi fi if ([ "$ubuntu_recovery" = 0 ] || [ x$type != xrecovery ]) && \ ([ "x$GRUB_GFXPAYLOAD_LINUX" != x ] || [ "$gfxpayload_dynamic" = 1 ]); then echo " gfxmode \$linux_gfx_mode" | sed "s/^/$submenu_indentation/" fi echo " insmod gzio" | sed "s/^/$submenu_indentation/" echo " if [ x\$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi" | sed "s/^/$submenu_indentation/" if [ x$dirname = x/ ]; then if [ -z "${prepare_root_cache}" ]; then prepare_root_cache="$(prepare_grub_to_access_device ${GRUB_DEVICE} | grub_add_tab)" fi printf '%s\n' "${prepare_root_cache}" | sed "s/^/$submenu_indentation/" else if [ -z "${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/^/$submenu_indentation/" fi if [ x"$quiet_boot" = x0 ] || [ x"$type" != xsimple ]; then message="$(gettext_printf "Loading Linux %s ..." ${version})" sed "s/^/$submenu_indentation/" << EOF echo '$(echo "$message" | grub_quote)' EOF fi # We have initrd and PARTUUID is set - we try to boot without initrd, and fallback to using it # if it fails. # "panic=-1" means "on panic reboot immediately". "panic=0" disables the reboot behavior. if [ x"$GRUB_FORCE_PARTUUID" != x ]; then linux_root_device_thisversion="PARTUUID=${GRUB_FORCE_PARTUUID}" fi message="$(gettext_printf "Loading initial ramdisk ...")" initrdlessfail_msg="$(gettext_printf "GRUB_FORCE_PARTUUID set, initrdless boot failed. Attempting with initrd.")" initrdlesstry_msg="$(gettext_printf "GRUB_FORCE_PARTUUID set, attempting initrdless boot.")" initrd_path= for i in ${initrd}; do initrd_path="${initrd_path} ${rel_dirname}/${i}" done initrd_path_only_early= for i in ${initrd_early}; do initrd_path_only_early="${initrd_path_only_early} ${rel_dirname}/${i}" done if test -n "${initrd}" && [ x"$GRUB_FORCE_PARTUUID" != x ]; then sed "s/^/$submenu_indentation/" << EOF if [ "\${initrdfail}" = 1 ]; then echo '$(echo "$initrdlessfail_msg" | grub_quote)' linux ${rel_dirname}/${basename} root=${linux_root_device_thisversion} ro ${args} EOF if [ x"$quiet_boot" = x0 ] || [ x"$type" != xsimple ]; then sed "s/^/$submenu_indentation/" << EOF echo '$(echo "$message" | grub_quote)' EOF fi sed "s/^/$submenu_indentation/" << EOF initrd $(echo $initrd_path) else echo '$(echo "$initrdlesstry_msg" | grub_quote)' linux ${rel_dirname}/${basename} root=${linux_root_device_thisversion} ro ${args} panic=-1 EOF if [ -n "$initrd_path_only_early" ]; then sed "s/^/$submenu_indentation/" << EOF initrd $(echo $initrd_path_only_early) EOF fi sed "s/^/$submenu_indentation/" << EOF fi initrdfail EOF else # We don't have initrd or we don't want to set PARTUUID. Don't try initrd-less boot with fallback. sed "s/^/$submenu_indentation/" << EOF linux ${rel_dirname}/${basename} root=${linux_root_device_thisversion} ro ${args} EOF if test -n "${initrd}"; then # We do have initrd - let's use it at boot. # TRANSLATORS: ramdisk isn't identifier. Should be translated. if [ x"$quiet_boot" = x0 ] || [ x"$type" != xsimple ]; then sed "s/^/$submenu_indentation/" << EOF echo '$(echo "$message" | grub_quote)' EOF fi sed "s/^/$submenu_indentation/" << EOF initrd $(echo $initrd_path) EOF fi if test -n "${dtb}" ; then if [ x"$quiet_boot" = x0 ] || [ x"$type" != xsimple ]; then message="$(gettext_printf "Loading device tree blob...")" sed "s/^/$submenu_indentation/" << EOF echo '$(echo "$message" | grub_quote)' EOF fi sed "s/^/$submenu_indentation/" << EOF devicetree ${rel_dirname}/${dtb} EOF fi fi sed "s/^/$submenu_indentation/" << EOF } EOF } machine=`uname -m` case "x$machine" in xi?86 | xx86_64) list= for i in /boot/vmlinuz-* /vmlinuz-* /boot/kernel-* ; do if grub_file_is_not_garbage "$i" ; then list="$list $i" ; fi done ;; *) list= for i in /boot/vmlinuz-* /boot/vmlinux-* /vmlinuz-* /vmlinux-* /boot/kernel-* ; do if grub_file_is_not_garbage "$i" ; then list="$list $i" ; fi done ;; esac case "$machine" in i?86) GENKERNEL_ARCH="x86" ;; mips|mips64) GENKERNEL_ARCH="mips" ;; mipsel|mips64el) GENKERNEL_ARCH="mipsel" ;; arm*) GENKERNEL_ARCH="arm" ;; *) GENKERNEL_ARCH="$machine" ;; esac case "$GENKERNEL_ARCH" in x86*) GRUB_CMDLINE_LINUX_RECOVERY="$GRUB_CMDLINE_LINUX_RECOVERY dis_ucode_ldr";; esac prepare_boot_cache= prepare_root_cache= boot_device_id= title_correction_code= cat << 'EOF' function gfxmode { set gfxpayload="${1}" EOF if [ "$vt_handoff" = 1 ]; then cat << 'EOF' if [ "${1}" = "keep" ]; then set vt_handoff=vt.handoff=7 else set vt_handoff= fi EOF fi cat << EOF } EOF # Use ELILO's generic "efifb" when it's known to be available. # FIXME: We need an interface to select vesafb in case efifb can't be used. if [ "x$GRUB_GFXPAYLOAD_LINUX" != x ] || [ "$gfxpayload_dynamic" = 0 ]; then echo "set linux_gfx_mode=$GRUB_GFXPAYLOAD_LINUX" else cat << EOF if [ "\${recordfail}" != 1 ]; then if [ -e \${prefix}/gfxblacklist.txt ]; then if [ \${grub_platform} != pc ]; then set linux_gfx_mode=keep elif hwmatch \${prefix}/gfxblacklist.txt 3; then if [ \${match} = 0 ]; then set linux_gfx_mode=keep else set linux_gfx_mode=text fi else set linux_gfx_mode=text fi else set linux_gfx_mode=keep fi else set linux_gfx_mode=text fi EOF fi cat << EOF export linux_gfx_mode EOF # Extra indentation to add to menu entries in a submenu. We're not in a submenu # yet, so it's empty. In a submenu it will be equal to '\t' (one tab). submenu_indentation="" # Perform a reverse version sort on the entire list. # Temporarily replace the '.old' suffix by ' 1' and append ' 2' for all # other files to order the '.old' files after their non-old counterpart # in reverse-sorted order. reverse_sorted_list=$(echo $list | tr ' ' '\n' | sed -e 's/\.old$/ 1/; / 1$/! s/$/ 2/' | version_sort -r | sed -e 's/ 1$/.old/; s/ 2$//') if [ "x$GRUB_TOP_LEVEL" != x ]; then reverse_sorted_list=$(grub_move_to_front "$GRUB_TOP_LEVEL" ${reverse_sorted_list}) fi is_top_level=true for linux in ${reverse_sorted_list}; do gettext_printf "Found linux image: %s\n" "$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_early= for i in ${GRUB_EARLY_INITRD_LINUX_STOCK} \ ${GRUB_EARLY_INITRD_LINUX_CUSTOM}; do if test -e "${dirname}/${i}" ; then initrd_early="${initrd_early} ${i}" fi done initrd_real= for i in "initrd.img-${version}" "initrd-${version}.img" \ "initrd-${alt_version}.img.old" "initrd-${version}.gz" \ "initrd-${alt_version}.gz.old" "initrd-${version}" \ "initramfs-${version}.img" "initramfs-${alt_version}.img.old" \ "initrd.img-${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}/${i}" ; then initrd_real="${i}" break fi done initrd= if test -n "${initrd_early}" || test -n "${initrd_real}"; then initrd="${initrd_early} ${initrd_real}" initrd_display= for i in ${initrd}; do initrd_display="${initrd_display} ${dirname}/${i}" done gettext_printf "Found initrd image: %s\n" "$(echo $initrd_display)" >&2 fi dtb= for i in "dtb-${version}" "dtb-${alt_version}" "dtb"; do if test -e "${dirname}/${i}" ; then dtb="$i" break fi done config= for i in "${dirname}/config-${version}" "${dirname}/config-${alt_version}" "/etc/kernels/kernel-config-${version}" ; do if test -e "${i}" ; then config="${i}" break fi done initramfs= if test -n "${config}" ; then initramfs=`grep CONFIG_INITRAMFS_SOURCE= "${config}" | cut -f2 -d= | tr -d \"` fi if test -z "${initramfs}" && test -z "${initrd_real}" ; then # "UUID=" and "ZFS=" magic is parsed by initrd or initramfs. Since there's # no initrd or builtin initramfs, it can't work here. if [ "x${GRUB_DEVICE_PARTUUID}" = "x" ] \ || [ "x${GRUB_DISABLE_LINUX_PARTUUID}" = "xtrue" ]; then linux_root_device_thisversion=${GRUB_DEVICE} else linux_root_device_thisversion=PARTUUID=${GRUB_DEVICE_PARTUUID} fi fi # The GRUB_DISABLE_SUBMENU option used to be different than others since it was # mentioned in the documentation that has to be set to 'y' instead of 'true' to # enable it. This caused a lot of confusion to users that set the option to 'y', # 'yes' or 'true'. This was fixed but all of these values must be supported now. if [ "x${GRUB_DISABLE_SUBMENU}" = xyes ] || [ "x${GRUB_DISABLE_SUBMENU}" = xy ]; then GRUB_DISABLE_SUBMENU="true" fi if [ "x$is_top_level" = xtrue ] && [ "x${GRUB_DISABLE_SUBMENU}" != xtrue ]; then linux_entry "${OS}" "${version}" simple \ "${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT}" submenu_indentation="$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" "${OS}" | grub_quote)' \$menuentry_id_option 'gnulinux-advanced-$boot_device_id' {" is_top_level=false fi linux_entry "${OS}" "${version}" advanced \ "${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT}" if [ "x${GRUB_DISABLE_RECOVERY}" != "xtrue" ]; then linux_entry "${OS}" "${version}" recovery \ "${GRUB_CMDLINE_LINUX_RECOVERY} ${GRUB_CMDLINE_LINUX}" fi done # If at least one kernel was found, then we need to # add a closing '}' for the submenu command. if [ x"$is_top_level" != xtrue ]; then echo '}' fi echo "$title_correction_code"