La première commande dit à GRUB où trouver ses fichiers.
Les 2e et 3e chargent le module qui fait passer du mode rescue (fonctionnalités réduites) au mode normal (fonctionnalités complètes).
Lla dernière commande est à exécuter au cas où le fichier menu (grub.cfg) chargé automatiquement serait incorrect ou manquant.]]>
error: file '/grub/i386-pc/normal.mod' not found
entering rescue mode
]]>
### BEGIN /etc/grub.d/00_header ###
if [ -s $prefix/grubenv ]; then
set have_grubenv=true
load_env
fi
if [ "${next_entry}" ] ; then
set default="${next_entry}"
set next_entry=
save_env next_entry
set boot_once=true
else
set default="0"
fi
if [ x"${feature_menuentry_id}" = xy ]; then
menuentry_id_option="--id"
else
menuentry_id_option=""
fi
export menuentry_id_option
if [ "${prev_saved_entry}" ]; then
set saved_entry="${prev_saved_entry}"
save_env saved_entry
set prev_saved_entry=
save_env prev_saved_entry
set boot_once=true
fi
function savedefault {
if [ -z "${boot_once}" ]; then
saved_entry="${chosen}"
save_env saved_entry
fi
}
function load_video {
if [ x$feature_all_video_module = xy ]; then
insmod all_video
else
insmod efi_gop
insmod efi_uga
insmod ieee1275_fb
insmod vbe
insmod vga
insmod video_bochs
insmod video_cirrus
fi
}
if loadfont unicode ; then
set gfxmode=auto
load_video
insmod gfxterm
set locale_dir=$prefix/locale
set lang=fr_FR
insmod gettext
fi
terminal_output gfxterm
if [ "${recordfail}" = 1 ] ; then
set timeout=-1
else
if [ x$feature_timeout_style = xy ] ; then
set timeout_style=menu
set timeout=5
# Fallback normal timeout code in case the timeout_style feature is
# unavailable.
else
set timeout=5
fi
fi
### END /etc/grub.d/00_header ###
### BEGIN /etc/grub.d/05_debian_theme ###
insmod part_msdos
insmod ext2
set root='hd0,msdos1'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos1 --hint-efi=hd0,msdos1 --hint-baremetal=ahci0,msdos1 ae8b6696-4789-48cb-88f6-ffa9ccba7f49
else
search --no-floppy --fs-uuid --set=root ae8b6696-4789-48cb-88f6-ffa9ccba7f49
fi
insmod png
if background_image /grub/.background_cache.png; then
set color_normal=white/black
set color_highlight=black/white
else
set menu_color_normal=cyan/blue
set menu_color_highlight=white/blue
fi
### END /etc/grub.d/05_debian_theme ###
### BEGIN /etc/grub.d/10_linux ###
function gfxmode {
set gfxpayload="${1}"
}
set linux_gfx_mode=
export linux_gfx_mode
menuentry 'Debian GNU/Linux' --class debian --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-simple-9a88e1fe-dbdf-4df0-886d-da581cf5d07f' {
load_video
insmod gzio
if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
insmod part_msdos
insmod ext2
set root='hd0,msdos1'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos1 --hint-efi=hd0,msdos1 --hint-baremetal=ahci0,msdos1 ae8b6696-4789-48cb-88f6-ffa9ccba7f49
else
search --no-floppy --fs-uuid --set=root ae8b6696-4789-48cb-88f6-ffa9ccba7f49
fi
echo 'Chargement de Linux 3.16.0-4-686-pae…'
linux /vmlinuz-3.16.0-4-686-pae root=/dev/mapper/gv-slash_racine ro quiet
echo 'Chargement du disque mémoire initial…'
initrd /initrd.img-3.16.0-4-686-pae
}
submenu 'Options avancées pour Debian GNU/Linux' $menuentry_id_option 'gnulinux-advanced-9a88e1fe-dbdf-4df0-886d-da581cf5d07f' {
menuentry 'Debian GNU/Linux, avec Linux 3.16.0-4-686-pae' --class debian --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-3.16.0-4-686-pae-advanced-9a88e1fe-dbdf-4df0-886d-da581cf5d07f' {
load_video
insmod gzio
if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
insmod part_msdos
insmod ext2
set root='hd0,msdos1'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos1 --hint-efi=hd0,msdos1 --hint-baremetal=ahci0,msdos1 ae8b6696-4789-48cb-88f6-ffa9ccba7f49
else
search --no-floppy --fs-uuid --set=root ae8b6696-4789-48cb-88f6-ffa9ccba7f49
fi
echo 'Chargement de Linux 3.16.0-4-686-pae…'
linux /vmlinuz-3.16.0-4-686-pae root=/dev/mapper/gv-slash_racine ro quiet
echo 'Chargement du disque mémoire initial…'
initrd /initrd.img-3.16.0-4-686-pae
}
menuentry 'Debian GNU/Linux, with Linux 3.16.0-4-686-pae (recovery mode)' --class debian --class gnu-linux --class gnu --class os $menuentry_id_option 'gnulinux-3.16.0-4-686-pae-recovery-9a88e1fe-dbdf-4df0-886d-da581cf5d07f' {
load_video
insmod gzio
if [ x$grub_platform = xxen ]; then insmod xzio; insmod lzopio; fi
insmod part_msdos
insmod ext2
set root='hd0,msdos1'
if [ x$feature_platform_search_hint = xy ]; then
search --no-floppy --fs-uuid --set=root --hint-bios=hd0,msdos1 --hint-efi=hd0,msdos1 --hint-baremetal=ahci0,msdos1 ae8b6696-4789-48cb-88f6-ffa9ccba7f49
else
search --no-floppy --fs-uuid --set=root ae8b6696-4789-48cb-88f6-ffa9ccba7f49
fi
echo 'Chargement de Linux 3.16.0-4-686-pae…'
linux /vmlinuz-3.16.0-4-686-pae root=/dev/mapper/gv-slash_racine ro single
echo 'Chargement du disque mémoire initial…'
initrd /initrd.img-3.16.0-4-686-pae
}
}
### END /etc/grub.d/10_linux ###
### BEGIN /etc/grub.d/20_linux_xen ###
### END /etc/grub.d/20_linux_xen ###
### BEGIN /etc/grub.d/30_os-prober ###
### END /etc/grub.d/30_os-prober ###
### BEGIN /etc/grub.d/30_uefi-firmware ###
### END /etc/grub.d/30_uefi-firmware ###
### BEGIN /etc/grub.d/40_custom ###
# This file provides an easy way to add custom menu entries. Simply type the
# menu entries you want to add after this comment. Be careful not to change
# the 'exec tail' line above.
### END /etc/grub.d/40_custom ###
### BEGIN /etc/grub.d/41_custom ###
if [ -f ${config_directory}/custom.cfg ]; then
source ${config_directory}/custom.cfg
elif [ -z "${config_directory}" -a -f $prefix/custom.cfg ]; then
source $prefix/custom.cfg;
fi
### END /etc/grub.d/41_custom ###
]]>
donc:
'grub-install' puis 'update-grub' je suppose]]>