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#1 Le 26/04/2022, à 13:48

hervax

Ubuntu sur ACER Swift 5 (SF514-52T 56JV)

Bonjour,
Voici juste un retour sur l'installation d'Ubuntu sur ce modèle Acer de 2018 (Ubuntu 18.04 à 22.04 inclus).
* Pas de difficultés particulière pour l'installation, y compris en dual-boot avec Windows
* Presque tout fonctionne "out of the box", y compris l'écran tactile
* Deux problèmes demeurent :

Le lecteur d'empreinte (Egistec 1c7a:0570) n'est pas reconnu, et il semble peu probable qu'il le soit un jour : Voir ici

La carte son (Sunrise Point-LP HP Audio 8086:9D71) n'est pas reconnue immédiatement. Pour la faire fonctionner, il faut ajouter la ligne ci-dessous au fichier /etc/modprobe.d/alsa-base.conf (le créer si besoin)

options snd-hda-intel dmic_detect=0

Le microphone intégré ne fonctionnera pas (délicat pour la visio), mais on peut utiliser un micro externe.


Asus X202e Dual Boot Win8 - Ubuntu 12.10
Acer Swift 5 Dual Boot Win11 - Ubuntu 22.04

Hors ligne

#2 Le 27/04/2022, à 06:32

malbo

Re : Ubuntu sur ACER Swift 5 (SF514-52T 56JV)

Bonjour,
Ce modèle SF514-52T-56JV est déjà mentionné dans la Liste des portables « Acer »
Je souhaiterais voir ton dual-boot : je te prie de faire un Boot-info depuis une session de ton Ubuntu installé et de donner l'URL de ce Boot-info dans ta réponse.

Hors ligne

#3 Le 31/12/2023, à 11:47

hervax

Re : Ubuntu sur ACER Swift 5 (SF514-52T 56JV)

Hello malbo,
Désolé pour le déterrage, je ne surveillais pas ce fil ;-) Je poste ici le rapport boot-info, au cas où : https://paste.ubuntu.com/p/6XBxqgtSgz/
Bonne année 2024 !
RV


Asus X202e Dual Boot Win8 - Ubuntu 12.10
Acer Swift 5 Dual Boot Win11 - Ubuntu 22.04

Hors ligne

#4 Le 31/12/2023, à 11:50

xubu1957

Re : Ubuntu sur ACER Swift 5 (SF514-52T 56JV)

Bonjour,

Collage du Boot-info :

boot-info-4ppa2075                                              [20231231_1043]

============================== Boot Info Summary ===============================

 => No boot loader is installed in the MBR of /dev/nvme0n1.
 => No boot loader is installed in the MBR of /dev/sda.

nvme0n1p1: _____________________________________________________________________

    File system:       vfat
    Boot sector type:  FAT32
    Boot sector info:  No errors found in the Boot Parameter Block.
    Operating System:  
    Boot files:        /efi/Boot/bkpbootx64.efi /efi/Boot/bootx64.efi 
                       /efi/Boot/fbx64.efi /efi/Boot/mmx64.efi 
                       /efi/ubuntu/grubx64.efi /efi/ubuntu/mmx64.efi 
                       /efi/ubuntu/shimx64.efi /efi/ubuntu/grub.cfg 
                       /efi/Microsoft/Boot/bootmgfw.efi 
                       /efi/Microsoft/Boot/bootmgr.efi 
                       /efi/Microsoft/Boot/cbmr_driver.efi 
                       /efi/OEM/Boot/bootmgfw.efi /efi/OEM/Boot/bootmgr.efi

nvme0n1p2: _____________________________________________________________________

    File system:       
    Boot sector type:  -
    Boot sector info: 

nvme0n1p3: _____________________________________________________________________

    File system:       ntfs
    Boot sector type:  NTFS
    Boot sector info:  No errors found in the Boot Parameter Block.
    Operating System:  Windows 8 or 10
    Boot files:        /Windows/System32/winload.exe

nvme0n1p4: _____________________________________________________________________

    File system:       ext4
    Boot sector type:  -
    Boot sector info: 
    Operating System:  Ubuntu 22.04.3 LTS
    Boot files:        /boot/grub/grub.cfg /etc/fstab /etc/default/grub

nvme0n1p5: _____________________________________________________________________

    File system:       ext4
    Boot sector type:  -
    Boot sector info: 
    Operating System:  
    Boot files:        

nvme0n1p6: _____________________________________________________________________

    File system:       swap
    Boot sector type:  -
    Boot sector info: 

nvme0n1p7: _____________________________________________________________________

    File system:       ntfs
    Boot sector type:  NTFS
    Boot sector info:  No errors found in the Boot Parameter Block.
    Operating System:  
    Boot files:        

sda1: __________________________________________________________________________

    File system:       
    Boot sector type:  -
    Boot sector info: 

sda2: __________________________________________________________________________

    File system:       ntfs
    Boot sector type:  NTFS
    Boot sector info:  No errors found in the Boot Parameter Block.
    Operating System:  
    Boot files:        


================================ 2 OS detected =================================

OS#1:   L'OS actuellement utilisé - Ubuntu 22.04.3 LTS on nvme0n1p4
OS#2:   Windows 8 or 10 on nvme0n1p3

================================ Host/Hardware =================================

CPU architecture: 64-bit
Video: UHD Graphics 620 from Intel Corporation
BOOT_IMAGE of the installed session in use:
/boot/vmlinuz-6.2.0-39-generic root=UUID=1dca81a8-5505-43bd-a401-88970b99c753 ro quiet splash vt.handoff=7
df -Th / : /dev/nvme0n1p4   ext4    41G     29G  9,4G  76% /

===================================== UEFI =====================================

BIOS/UEFI firmware: V1.11(1.11) from Insyde Corp.
The firmware is EFI-compatible, and is set in EFI-mode for this installed-session.
SecureBoot disabled (confirmed by mokutil).
BootCurrent: 0001
Timeout: 0 seconds
BootOrder: 0003,0001,0000,0005,0004,0002,2001,2002,2003
Boot0000* ubuntu	HD(1,GPT,9a7c8c39-656a-4655-b885-4247f2bca839,0x800,0x32000)/File(\EFI\ubuntu\shimx64.efi)RC
Boot0001* ubuntu	HD(1,GPT,9a7c8c39-656a-4655-b885-4247f2bca839,0x800,0x32000)/File(\EFI\ubuntu\grubx64.efi)
Boot0002* Ubuntu	PciRoot(0x0)/Pci(0x1d,0x0)/Pci(0x0,0x0)/NVMe(0x1,00-25-38-43-31-41-50-08)/HD(1,GPT,9a7c8c39-656a-4655-b885-4247f2bca839,0x800,0x32000)/File(\EFI\ubuntu\shimx64.efi)A01 ).
Boot0003* Ubuntuy	PciRoot(0x0)/Pci(0x17,0x0)/Sata(2,0,0)/HD(1,GPT,21ef9140-90ee-4618-bb63-0a4f94f785f6,0x800,0x32000)/File(\EFI\ubuntu\grubx64.efi)A01 ..
Boot0004* Yes	PciRoot(0x0)/Pci(0x17,0x0)/Sata(2,0,0)/HD(1,GPT,21ef9140-90ee-4618-bb63-0a4f94f785f6,0x800,0x32000)/File(\EFI\ubuntu\grubx64.efi)A01 ..
Boot0005* Windows Boot Manager	HD(1,GPT,9a7c8c39-656a-4655-b885-4247f2bca839,0x800,0x32000)/File(\EFI\Microsoft\Boot\bootmgfw.efi)WINDOWS.........x...B.C.D.O.B.J.E.C.T.=.{.9.d.e.a.8.6.2.c.-.5.c.d.d.-.4.e.7.0.-.a.c.c.1.-.f.3.2.b.3.4.4.d.4.7.9.5.}...4................
Boot2001* EFI USB Device	RC
Boot2002* EFI DVD/CDROM	RC
Boot2003* EFI Network	RC


============================= Drive/Partition Info =============================

Disks info: ____________________________________________________________________

nvme0n1	: is-GPT,	no-BIOSboot,	has---ESP, 	not-usb,	not-mmc, has-os,	has-win,	2048 sectors * 512 bytes
sda	: is-GPT,	no-BIOSboot,	has-noESP, 	not-usb,	not-mmc, no-os,	no-wind,	34 sectors * 512 bytes

Partitions info (1/3): _________________________________________________________

nvme0n1p4	: is-os,	64, apt-get,	signed grub-efi ,	grub2,	grub-install,	grubenv-ng,	update-grub,	end-after-100GB
nvme0n1p7	: no-os,	64, nopakmgr,	no-docgrub,	nogrub,	nogrubinstall,	no-grubenv,	noupdategrub,	end-after-100GB
nvme0n1p5	: no-os,	64, nopakmgr,	no-docgrub,	nogrub,	nogrubinstall,	no-grubenv,	noupdategrub,	end-after-100GB
nvme0n1p3	: is-os,	64, nopakmgr,	no-docgrub,	nogrub,	nogrubinstall,	no-grubenv,	noupdategrub,	end-after-100GB
nvme0n1p1	: no-os,	64, nopakmgr,	no-docgrub,	nogrub,	nogrubinstall,	no-grubenv,	noupdategrub,	not-far
sda2	: no-os,	64, nopakmgr,	no-docgrub,	nogrub,	nogrubinstall,	no-grubenv,	noupdategrub,	end-after-100GB

Partitions info (2/3): _________________________________________________________

nvme0n1p4	: isnotESP,	fstab-has-goodEFI,	no-nt,	no-winload,	no-recov-nor-hid,	no-bmgr,	notwinboot
nvme0n1p7	: isnotESP,	part-has-no-fstab,	no-nt,	no-winload,	recovery-or-hidden,	no-bmgr,	notwinboot
nvme0n1p5	: isnotESP,	part-has-no-fstab,	no-nt,	no-winload,	no-recov-nor-hid,	no-bmgr,	notwinboot
nvme0n1p3	: isnotESP,	part-has-no-fstab,	no-nt,	haswinload,	no-recov-nor-hid,	no-bmgr,	notwinboot
nvme0n1p1	: is---ESP,	part-has-no-fstab,	no-nt,	no-winload,	no-recov-nor-hid,	no-bmgr,	notwinboot
sda2	: isnotESP,	part-has-no-fstab,	no-nt,	no-winload,	no-recov-nor-hid,	no-bmgr,	notwinboot

Partitions info (3/3): _________________________________________________________

nvme0n1p4	: not--sepboot,	with-boot,	fstab-without-boot,	not-sep-usr,	with--usr,	fstab-without-usr,	customized,	nvme0n1
nvme0n1p7	: not--sepboot,	no---boot,	part-has-no-fstab,	not-sep-usr,	no---usr,	part-has-no-fstab,	no--grub.d,	nvme0n1
nvme0n1p5	: maybesepboot,	no---boot,	part-has-no-fstab,	not-sep-usr,	no---usr,	part-has-no-fstab,	no--grub.d,	nvme0n1
nvme0n1p3	: not--sepboot,	no-kernel,	part-has-no-fstab,	not-sep-usr,	no---usr,	part-has-no-fstab,	no--grub.d,	nvme0n1
nvme0n1p1	: not--sepboot,	no---boot,	part-has-no-fstab,	not-sep-usr,	no---usr,	part-has-no-fstab,	no--grub.d,	nvme0n1
sda2	: not--sepboot,	no---boot,	part-has-no-fstab,	not-sep-usr,	no---usr,	part-has-no-fstab,	no--grub.d,	sda

fdisk -l (filtered): ___________________________________________________________

Disk sda: 1.82 TiB, 2000398934016 bytes, 3907029168 sectors
Disk identifier: 91E982C1-EF63-4A83-8FF9-969D9CD46352
      Start        End    Sectors  Size Type
sda1      34     262177     262144  128M Microsoft reserved
sda2  264192 3907028991 3906764800  1.8T Microsoft basic data
Disk nvme0n1: 931.51 GiB, 1000204886016 bytes, 1953525168 sectors
Disk identifier: 4C0A88D8-8120-4EFC-BF5E-B9785FFDA9C2
              Start        End    Sectors   Size Type
nvme0n1p1       2048     206847     204800   100M EFI System
nvme0n1p2     206848     239615      32768    16M Microsoft reserved
nvme0n1p3     239616  491999231  491759616 234.5G Microsoft basic data
nvme0n1p4  491999232  578013183   86013952    41G Linux filesystem
nvme0n1p5  578015232 1935804415 1357789184 647.4G Linux filesystem
nvme0n1p6 1935804416 1951428607   15624192   7.5G Linux swap
nvme0n1p7 1951428608 1953523711    2095104  1023M Windows recovery environment

parted -lm (filtered): _________________________________________________________

sda:2000GB:scsi:512:512:gpt:ATA WDC WDS200T2B0B:;
1:17.4kB:134MB:134MB::Microsoft reserved partition:msftres;
2:135MB:2000GB:2000GB:ntfs:Basic data partition:msftdata;
nvme0n1:1000GB:nvme:512:512:gpt:Samsung SSD 990 PRO 1TB:;
1:1049kB:106MB:105MB:fat32:EFI system partition:boot, esp;
2:106MB:123MB:16.8MB::Microsoft reserved partition:msftres;
3:123MB:252GB:252GB:ntfs:Basic data partition:msftdata;
4:252GB:296GB:44.0GB:ext4::;
5:296GB:991GB:695GB:ext4::;
6:991GB:999GB:8000MB:linux-swap(v1)::swap;
7:999GB:1000GB:1073MB:ntfs:Basic data partition:hidden, diag;

blkid (filtered): ______________________________________________________________

NAME        FSTYPE   UUID                                 PARTUUID                             LABEL PARTLABEL
sda                                                                                                  
├─sda1                                                    ea029dbe-c1b4-4a8c-8d63-b952dca5064c       Microsoft reserved partition
└─sda2      ntfs     A4A45DF2A45DC806                     f54e7c24-d5b8-47bf-8136-81a2bf9e7cd0 HDD2  Basic data partition
nvme0n1                                                                                              
├─nvme0n1p1 vfat     EEDE-A2EC                            9a7c8c39-656a-4655-b885-4247f2bca839 ESP   EFI system partition
├─nvme0n1p2                                               fbb5a6ce-ab9a-4798-9645-49f8a2e0d275       Microsoft reserved partition
├─nvme0n1p3 ntfs     A68AE4218AE3EC2D                     e7e40da5-8606-4e71-916d-efc9e043fa51 Acer  Basic data partition
├─nvme0n1p4 ext4     1dca81a8-5505-43bd-a401-88970b99c753 2d5342b6-9d11-45c7-8742-2251683714d6       
├─nvme0n1p5 ext4     0724b7c6-ea21-41b1-9658-4efb2a6a72ad 6fe4a433-62d2-4915-9215-5e767a074a1b       
├─nvme0n1p6 swap     152a5aaf-7f72-414d-a40f-775d1ea71769 07037220-782c-42ee-8a65-1404d2591bdf       
└─nvme0n1p7 ntfs     765A63B75A637333                     0ef68f17-961b-4512-b956-240afa67a483       Basic data partition

Mount points (filtered): _______________________________________________________

                                     Avail Use% Mounted on
/dev/nvme0n1p3                         67G  71% /mnt/boot-sav/nvme0n1p3
/dev/nvme0n1p4                        9.3G  72% /
/dev/nvme0n1p5                      492.9G  17% /home
/dev/nvme0n1p7                        206M  80% /mnt/boot-sav/nvme0n1p7
/dev/sda2                               1T  44% /mnt/boot-sav/sda2

Mount options (filtered): ______________________________________________________

/dev/nvme0n1p3                      fuseblk         rw,relatime,user_id=0,group_id=0,allow_other,blksize=4096
/dev/nvme0n1p4                      ext4            rw,relatime,errors=remount-ro
/dev/nvme0n1p5                      ext4            rw,relatime
/dev/nvme0n1p7                      fuseblk         rw,relatime,user_id=0,group_id=0,allow_other,blksize=4096
/dev/sda2                           fuseblk         rw,relatime,user_id=0,group_id=0,allow_other,blksize=4096

=================== nvme0n1p1/efi/ubuntu/grub.cfg (filtered) ===================

search.fs_uuid 1dca81a8-5505-43bd-a401-88970b99c753 root 
set prefix=($root)'/boot/grub'
configfile $prefix/grub.cfg

=================== nvme0n1p4/boot/grub/grub.cfg (filtered) ====================

Windows 11   osprober-efi-EEDE-A2EC
Ubuntu 22.04   1dca81a8-5505-43bd-a401-88970b99c753
BIOS   uefi-firmware

======================== nvme0n1p4/etc/fstab (filtered) ========================

# <file system> <mount point>   <type>  <options>       <dump>  <pass>
# / was on /dev/sdb5 during installation
UUID=1dca81a8-5505-43bd-a401-88970b99c753 /               ext4    errors=remount-ro 0       1
# /boot/efi was on /dev/sdb1 during installation
UUID=EEDE-A2EC  /boot/efi       vfat    umask=0077      0       1
# /home was on /dev/sdb7 during installation
UUID=0724b7c6-ea21-41b1-9658-4efb2a6a72ad /home           ext4    defaults        0       2
# swap was on /dev/sdb6 during installation
UUID=152a5aaf-7f72-414d-a40f-775d1ea71769 none            swap    sw              0       0

==================== nvme0n1p4/etc/default/grub (filtered) =====================

GRUB_DEFAULT="saved"
GRUB_TIMEOUT_STYLE="menu"
GRUB_TIMEOUT="10"
GRUB_DISTRIBUTOR="`lsb_release -i -s 2> /dev/null || echo Debian`"
GRUB_CMDLINE_LINUX_DEFAULT="quiet splash"
GRUB_CMDLINE_LINUX=""
GRUB_GFXMODE="1920x1080"
GRUB_DISABLE_OS_PROBER="false"
GRUB_SAVEDEFAULT="true"
export GRUB_MENU_PICTURE="/home/herve/Images/Wallpapers/B787AF.png"
export GRUB_COLOR_NORMAL="dark-gray/black"
export GRUB_COLOR_HIGHLIGHT="green/white"
GRUB_THEME="/boot/grub/themes/ubuntu/theme.txt"
================= nvme0n1p4: Location of files loaded by Grub ==================

           GiB - GB             File                                 Fragment(s)
 268,982410431 = 288,817664000  boot/grub/grub.cfg                             1
 240,139801025 = 257,848147968  boot/vmlinuz                                   2
 256,309642792 = 275,210383360  boot/vmlinuz-5.15.0-91-generic                 2
 260,324844360 = 279,521673216  boot/vmlinuz-6.2.0-37-generic                  6
 240,139801025 = 257,848147968  boot/vmlinuz-6.2.0-39-generic                  2
 256,309642792 = 275,210383360  boot/vmlinuz.old                               2
 264,295028687 = 283,784626176  boot/initrd.img                               34
 257,576435089 = 276,570591232  boot/initrd.img-5.15.0-91-generic             43
 266,781387329 = 286,454333440  boot/initrd.img-6.2.0-37-generic              11
 264,295028687 = 283,784626176  boot/initrd.img-6.2.0-39-generic              34
 257,576435089 = 276,570591232  boot/initrd.img.old                           43

=================== nvme0n1p4: ls -l /etc/grub.d/ (filtered) ===================

-rwxr-xr-x 1 root root   710 Aug 10 16:54 10_linux_proxy
-rwxr-xr-x 1 root root   169 Aug 10 16:54 40_custom_proxy
-rwxr-xr-x 1 root root   712 Aug 10 16:54 41_linux_proxy
-rwxr-xr-x 1 root root   191 Aug 10 16:54 42_uefi-firmware_proxy
-rwxr-xr-x 1 root root 43031 Dec 18  2022 43_linux_zfs
-rwxr-xr-x 1 root root 14387 Dec 18  2022 44_linux_xen
-rwxr-xr-x 1 root root   202 Aug 10 16:54 45_os-prober_proxy
-rwxr-xr-x 1 root root   215 Aug 10 16:54 46_custom_proxy
-rwxr-xr-x 1 root root   215 Dec 18  2022 47_custom
drwxr-xr-x 4 root root  4096 Aug 10 00:16 backup
drwxr-xr-x 2 root root  4096 Aug 10 00:26 bin
drwxr-xr-x 2 root root  4096 Aug 10 16:54 proxifiedScripts

=============== nvme0n1p4/etc/grub.d/40_custom_proxy (filtered) ================

#!/bin/sh
#THIS IS A GRUB PROXY SCRIPT
'/etc/grub.d/proxifiedScripts/custom' | /etc/grub.d/bin/grubcfg_proxy "-*
-#text
+'Windows 11'~72c2acc2641d3f7878722b23dca15d5c~
"

================ nvme0n1p4/etc/grub.d/41_linux_proxy (filtered) ================

#!/bin/sh
#THIS IS A GRUB PROXY SCRIPT
'/etc/grub.d/proxifiedScripts/linux' | /etc/grub.d/bin/grubcfg_proxy "+'Ubuntu'~bd722f42fb308faaf6e3d1a0f7b4a0b9~ as 'Ubuntu 22.04'
-*
-#text
+'SUBMENU' as 'Options avancées pour Ubuntu'{+'Advanced options for Ubuntu'/*, +'Advanced options for Ubuntu'/'Ubuntu, with Linux 6.2.0-26-generic'~463d41e58a9cd534be4bf163196ba42c~, +'Advanced options for Ubuntu'/'Ubuntu, with Linux 6.2.0-26-generic (recovery mode)'~d6497f2f98019cf585b92fffb99f27e4~, +'Advanced options for Ubuntu'/'Ubuntu, with Linux 5.15.0-78-generic'~637811bf430c6ab1a7f1492761bc6775~, +'Advanced options for Ubuntu'/'Ubuntu, with Linux 5.15.0-78-generic (recovery mode)'~329aa46d78fb6103086ac100c71839f4~}
"

============ nvme0n1p4/etc/grub.d/42_uefi-firmware_proxy (filtered) ============

#!/bin/sh
#THIS IS A GRUB PROXY SCRIPT
'/etc/grub.d/proxifiedScripts/uefi-firmware' | /etc/grub.d/bin/grubcfg_proxy "+*
+'UEFI Firmware Settings'~4e15a6547b9250de59821b594ecf5dee~ as 'BIOS'
"

================= nvme0n1p4/etc/grub.d/43_linux_zfs (filtered) =================

#! /bin/sh
set -e
# grub-mkconfig helper script.
# Copyright (C) 2019 Canonical Ltd.
#
# 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"
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"
set -u
## Skip early if zfs utils isn't installed (instead of failing on first zpool list)
if ! `which zfs >/dev/null 2>&1`; then
    exit 0
fi
imported_pools=""
MNTDIR="$(mktemp -d ${TMPDIR:-/tmp}/zfsmnt.XXXXXX)"
ZFSTMP="$(mktemp -d ${TMPDIR:-/tmp}/zfstmp.XXXXXX)"
machine="$(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
RC=0
on_exit() {
    # Restore initial zpool import state
    for pool in ${imported_pools}; do
        zpool export "${pool}"
    done
    mountpoint -q "${MNTDIR}"  && umount "${MNTDIR}" || true
    rmdir "${MNTDIR}"
    rm -rf "${ZFSTMP}"
    exit "${RC}"
}
trap on_exit EXIT INT QUIT ABRT PIPE TERM
# List ONLINE and DEGRADED pools
import_pools() {
    # We have to ignore zpool import output, as potentially multiple / will be available,
    # and we need to autodetect all zpools this way with their real mountpoints.
    local initial_pools="$(zpool list | awk '{if (NR>1) print $1}')"
    local all_pools=""
    local imported_pools=""
    local err=""
    set +e
    err="$(zpool import -f -a -o cachefile=none -o readonly=on -N 2>&1)"
    # Only print stderr if the command returned an error
    # (it can echo "No zpool to import" with success, which we don't want)
    if [ $? -ne 0 ]; then
        echo "Some pools couldn't be imported and will be ignored:\n${err}" >&2
    fi
    set -e
    all_pools="$(zpool list | awk '{if (NR>1) print $1}')"
    for pool in ${all_pools}; do
        if echo "${initial_pools}" | grep -wq "${pool}"; then
            continue
        fi
        imported_pools="${imported_pools} ${pool}"
    done
    echo "${imported_pools}"
}
# List all the dataset with a root mountpoint
get_root_datasets() {
    local pools="$(zpool list | awk '{if (NR>1) print $1}')"
    for p in ${pools}; do
        local rel_pool_root=$(zpool get -H altroot ${p} | awk '{print $3}')
        if [ "${rel_pool_root}" = "-" ]; then
            rel_pool_root="/"
        fi
        zfs list -H -o name,canmount,mountpoint -t filesystem | grep -E '^'"${p}"'(\s|/[[:print:]]*\s)(on|noauto)\s'"${rel_pool_root}"'$' | awk '{print $1}'
    done
}
# find if given datasets can be mounted for directory and return its path (snapshot or real path)
# $1 is our current dataset name
# $2 directory path we look for (cannot contains /)
# $3 is the temporary mount directory to use
# $4 is the optional snapshot name
# return path for directory (which can be a mountpoint)
validate_system_dataset() {
    local dataset="$1"
    local directory="$2"
    local mntdir="$3"
    local snapshot_name="$4"
    local mount_path="${mntdir}/${directory}"
    if ! zfs list "${dataset}" >/dev/null 2>&1; then
        return
    fi
    if ! mount -o noatime,zfsutil -t zfs "${dataset}" "${mount_path}"; then
        grub_warn "Failed to find a valid directory '${directory}' for dataset '${dataset}@${snapshot_name}'. Ignoring"
        return
    fi
    local candidate_path="${mount_path}"
    if [ -n "${snapshot_name}" ]; then
        # WORKAROUND a bug https://github.com/zfsonlinux/zfs/issues/9958
        # Reading the content of a snapshot fails if it is not the first mount
        # for a given dataset
        first_mntdir=$(awk '{if ($1 == "'${dataset}'") {print $2; exit;}}' /proc/mounts)
        if [ "${first_mntdir}" = "/" ]; then
            # prevents // on candidate_path
            first_mntdir=""
        fi
        candidate_path="${first_mntdir}/.zfs/snapshot/${snapshot_name}"
    fi
    if [ -n "$(ls "${candidate_path}" 2>/dev/null)" ]; then
        echo "${candidate_path}"
        return
    else
        mountpoint -q "${mount_path}" && umount "${mount_path}" || true
    fi
}
# Detect system directory relevant to the other, trying to find the ones associated on the current dataset or snapshot/
# System directory should be at most a direct child dataset of main datasets (no recursivity)
# We can fallback trying other zfs pools if no match has been found.
# $1 is our current dataset name (which can have @snapshot name)
# $2 directory path we look for (cannot contains /)
# $3 restrict_to_same_pool (true|false) force looking for dataset with the same basename in the current dataset pool only
# $4 is the temporary mount directory to use
# $5 is the optional etc directory (if not $2 is not etc itself)
# return path for directory (which can be a mountpoint)
get_system_directory() {
    local dataset_path="$1"
    local directory="$2"
    local restrict_to_same_pool="$3"
    local mntdir="$4"
    local etc_dir="$5"
    if [ -z "${etc_dir}" ]; then
        etc_dir="${mntdir}/etc"
    fi
    local candidate_path="${mntdir}/${directory}"
    # 1. Look for /etc/fstab first (which will mount even on top of non empty $directory)
    local mounted_fstab_entry="false"
    if [ -f "${etc_dir}/fstab" ]; then
        mount_args=$(awk '/^[^#].*[ \t]\/'"${directory}"'[ \t]/ {print "-t", $3, $1}' "${etc_dir}/fstab")
        if [ -n "${mount_args}" ]; then
            mounted_fstab_entry="true"
            mount -o noatime ${mount_args} "${candidate_path}" || mounted_fstab_entry="false"
        fi
    fi
    # If directory isn't empty. Only count if coming from /etc/fstab. Will be
    # handled below otherwise as we are interested in potential snapshots.
    if [ "${mounted_fstab_entry}" = "true" -a -n "$(ls ${candidate_path} 2>/dev/null)" ]; then
        echo "${candidate_path}"
        return
    fi
    # 2. Handle zfs case, which can be a snapshots.
    local base_dataset_path="${dataset_path}"
    local snapshot_name=""
    # For snapshots we extract the parent dataset
    if echo "${dataset_path}" | grep -q '@'; then
        base_dataset_path=$(echo "${dataset_path}" | cut -d '@' -f1)
        snapshot_name=$(echo "${dataset_path}" | cut -d '@' -f2)
    fi
    base_dataset_name="${base_dataset_path##*/}"
    base_pool="$(echo "${base_dataset_path}" | cut -d'/' -f1)"
    # 2.a) Look for child dataset included in base dataset, which needs to hold same snapshot if any
    candidate_path=$(validate_system_dataset "${base_dataset_path}/${directory}" "${directory}" "${mntdir}" "${snapshot_name}")
    if [ -n "${candidate_path}" ]; then
        echo "${candidate_path}"
        return
    fi
    # 2.b) Look for current dataset (which is already mounted as /)
    candidate_path="${mntdir}/${directory}"
    if [ -n "${snapshot_name}" ]; then
        # WORKAROUND a bug https://github.com/zfsonlinux/zfs/issues/9958
        # Reading the content of a snapshot fails if it is not the first mount
        # for a given dataset
        first_mntdir=$(awk '{if ($1 == "'${base_dataset_path}'") {print $2; exit;}}' /proc/mounts)
        if [ "${first_mntdir}" = "/" ]; then
            # prevents // on candidate_path
            first_mntdir=""
        fi
        candidate_path="${first_mntdir}/.zfs/snapshot/${snapshot_name}/${directory}"
    fi
    if [ -n "$(ls "${candidate_path}" 2>/dev/null)" ]; then
        echo "${candidate_path}"
        return
    fi
    # 2.c) Look for every datasets in every pool which isn't the current dataset which holds:
    # - the same dataset name (last section) than our base_dataset_name
    # - mountpoint=directory
    # - canmount!=off
    all_same_base_dataset_name="$(zfs list -H -t filesystem -o name,canmount | awk '/^[^ ]+\/'"${base_dataset_name}"'[ \t](on|noauto)/ {print $1}') "
    # order by local pool datasets first
    current_pool_same_base_datasets=""
    other_pools_same_base_datasets=""
    root_pool=$(echo "${dataset_path%%/*}")
    for d in ${all_same_base_dataset_name}; do
        cur_dataset_pool=$(echo "${d%%/*}")
        if echo "${cur_dataset_pool}" | grep -wq "${root_pool}" 2>/dev/null ; then
            current_pool_same_base_datasets="${current_pool_same_base_datasets} ${d}"
        else
            other_pools_same_base_datasets="${other_pools_same_base_datasets} ${d}"
        fi
    done
    ordered_same_base_datasets="${current_pool_same_base_datasets} ${other_pools_same_base_datasets}"
    if [ "${restrict_to_same_pool}" = "true" ]; then
        ordered_same_base_datasets="${current_pool_same_base_datasets}"
    fi
    # now, loop over them
    for d in ${ordered_same_base_datasets}; do
        cur_dataset_pool=$(echo "${d%%/*}")
        rel_pool_root=$(zpool get -H altroot ${cur_dataset_pool} | awk '{print $3}')
        if [ "${rel_pool_root}" = "-" ]; then
            rel_pool_root=""
        fi
        # check mountpoint match
        candidate_dataset=$(zfs get -H mountpoint ${d} | grep -E "mountpoint\s${rel_pool_root}/${directory}\s" | awk '{print $1}')
        if [ -z "${candidate_dataset}" ]; then
            continue
        fi
        candidate_path=$(validate_system_dataset "${candidate_dataset}" "${directory}" "${mntdir}" "${snapshot_name}")
        if [ -n "${candidate_path}" ]; then
            echo "${candidate_path}"
            return
        fi
    done
    # 2.d) If we didn't find anything yet: check for persistent datasets corresponding to our mountpoint, with canmount=on without any snapshot associated:
    # Note: we go over previous datasets as well, but this is ok, as we didn't include them before.
    all_mountable_datasets="$(zfs list -t filesystem -o name,canmount | awk  '/^[^ ]+[ \t]+on/ {print $1}')"
    # order by local pool datasets first
    current_pool_datasets=""
    other_pools_datasets=""
    root_pool=$(echo "${dataset_path%%/*}")
    for d in ${all_mountable_datasets}; do
        cur_dataset_pool=$(echo "${d%%/*}")
        if echo "${cur_dataset_pool}" | grep -wq "${root_pool}" 2>/dev/null ; then
            current_pool_datasets="${current_pool_datasets} ${d}"
        else
            other_pools_datasets="${other_pools_datasets} ${d}"
        fi
    done
    ordered_datasets="${current_pool_datasets} ${other_pools_datasets}"
    if [ "${restrict_to_same_pool}" = "true" ]; then
        ordered_datasets="${current_pool_datasets}"
    fi
    for d in ${ordered_datasets}; do
        cur_dataset_pool=$(echo "${d%%/*}")
        rel_pool_root=$(zpool get -H altroot ${cur_dataset_pool} | awk '{print $3}')
        if [ "${rel_pool_root}" = "-" ]; then
            rel_pool_root=""
        fi
        # check mountpoint match
        candidate_dataset=$(zfs get -H mountpoint ${d} | grep -E "mountpoint\s${rel_pool_root}/${directory}\s" | awk '{print $1}')
        if [ -z "${candidate_dataset}" ]; then
            continue
        fi
        candidate_path=$(validate_system_dataset "${d}" "${directory}" "${mntdir}" "")
        if [ -n "${candidate_path}" ]; then
            echo "${candidate_path}"
            return
        fi
    done
    grub_warn "Failed to find a valid directory '${directory}' for dataset '${dataset_path}'. Ignoring"
    return
}
# Try our default layout bpool as a prefered layout (fast path)
# This is get_system_directory for boot optimized for our default installation layout
# $1 is our current dataset name (which can have @snapshot name)
# $2 is the temporary mount directory to use
# return path for directory (which can be a mountpoint) if found
try_default_layout_bpool() {
    local root_dataset_path="$1"
    local mntdir="$2"
    dataset_basename="${root_dataset_path##*/}"
    candidate_dataset="bpool/BOOT/${dataset_basename}"
    dataset_properties="$(zfs get -H mountpoint,canmount "${candidate_dataset}" 2>/dev/null | cut -f3 | paste -sd ' ')"
    if [ -z "${dataset_properties}" ]; then
        return
    fi
    rel_pool_root=$(zpool get -H altroot bpool | awk '{print $3}')
    if [ "${rel_pool_root}" = "-" ]; then
        rel_pool_root=""
    fi
    snapshot_name="${dataset_basename##*@}"
    [ "${snapshot_name}" = "${dataset_basename}" ] && snapshot_name=""
    if [ -z "${snapshot_name}" ]; then
        if ! echo "${dataset_properties}" | grep -Eq "${rel_pool_root}/boot (on|noauto)"; then
            return
        fi
    else
        candidate_dataset=$(echo "${candidate_dataset}" | cut -d '@' -f1)
    fi
    validate_system_dataset "${candidate_dataset}" "boot" "${mntdir}" "${snapshot_name}"
}
# Return if secure boot is enabled on that system
is_secure_boot_enabled() {
    if LANG=C mokutil --sb-state 2>/dev/null | grep -qi enabled; then
        echo "true"
        return
    fi
    echo "false"
    return
}
# Given a filesystem or snapshot dataset, returns dataset|machine id|pretty name|last used
# $1 is dataset we want information from
# $2 is the temporary mount directory to use
get_dataset_info() {
    local dataset="$1"
    local mntdir="$2"
    local base_dataset="${dataset}"
    local etc_dir="${mntdir}/etc"
    local is_snapshot="false"
    # For snapshot we extract the parent dataset
    if echo "${dataset}" | grep -q '@'; then
        base_dataset=$(echo "${dataset}" | cut -d '@' -f1)
        is_snapshot="true"
    fi
    mount -o noatime,zfsutil -t zfs "${base_dataset}" "${mntdir}"
    # read machine-id/os-release from /etc
    etc_dir=$(get_system_directory "${dataset}" "etc" "true" "${mntdir}" "")
    if [ -z  "${etc_dir}" ]; then
        grub_warn "Ignoring ${dataset}"
        mountpoint -q "${mntdir}/etc" && umount "${mntdir}/etc" || true
        umount "${mntdir}"
        return
    fi
    machine_id=""
    if [ -f "${etc_dir}/machine-id" ]; then
        machine_id=$(cat "${etc_dir}/machine-id")
    fi
    # We have to use a random temporary id if we don't have any machine-id file or if this one is empty
    # (mostly the case of new installations before first boot).
    # Let's use the dataset name directly for this.
    # Consequence is that all datasets are then separated.
    if [ -z "${machine_id}" ]; then
        machine_id="${dataset}"
    fi
    pretty_name=$(. "${etc_dir}/os-release" && echo "${PRETTY_NAME}")
    mountpoint -q "${mntdir}/etc" && umount "${mntdir}/etc" || true
    # read available kernels from /boot
    boot_dir="$(try_default_layout_bpool "${dataset}" "${mntdir}")"
    if [ -z "${boot_dir}" ]; then
        boot_dir=$(get_system_directory "${dataset}" "boot" "false" "${mntdir}" "${etc_dir}")
    fi
    if [ -z  "${boot_dir}" ]; then
        grub_warn "Ignoring ${dataset}"
        mountpoint -q "${mntdir}/boot" && umount "${mntdir}/boot" || true
        umount "${mntdir}"
        return
    fi
    initrd_list=""
    kernel_list=""
    candidate_kernel_list="$(find "${boot_dir}" -maxdepth 1 -type f -regex '.*/\(vmlinuz\|vmlinux\|kernel\)-.*')"
    while [ -n "${candidate_kernel_list}" ] ; do
        list_basename="$(echo "${candidate_kernel_list}" | sed -e 's#.*/##')"
        linux=$(version_find_latest ${list_basename})
        linux=$(echo "${candidate_kernel_list}" | while read k; do
            if [ "$(basename "${k}")" = "${linux}" ]; then
                echo -n "${k}"
                break
            fi
        done)
        # || true to not abort even if candidate_kernel_list is empty on last entry
        candidate_kernel_list="$(echo "${candidate_kernel_list}" | fgrep -vx "${linux}"||true)"
        if ! grub_file_is_not_garbage "${linux}" ; then
            continue
        fi
        # Filters entry if efi/non efi.
        # Note that for now we allow kernel without .efi.signed as those are signed kernel
        # on ubuntu, loaded by the shim.
        case "${linux}" in
            *.efi.signed)
                if [ "$(is_secure_boot_enabled)" = "false" ]; then
                    continue
                fi
            ;;
        esac
        linux_basename=$(basename "${linux}")
        linux_dirname=$(dirname "${linux}")
        version=$(echo "${linux_basename}" | sed -e "s,^[^0-9]*-,,g")
        alt_version=$(echo "${version}" | sed -e "s,\.old$,,g")
        gettext_printf "Found linux image: %s in %s\n" "${linux_basename}" "${dataset}" >&2
        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}-${alt_version}"; do
            if test -e "${linux_dirname}/${i}" ; then
                initrd="$i"
                break
            fi
        done
        if test -z "${initrd}" ; then
            grub_warn "Couldn't find any valid initrd for dataset ${dataset}."
            continue
        fi
        gettext_printf "Found initrd image: %s in %s\n" "${initrd}" "${dataset}" >&2
        rel_linux_dirname=$(make_system_path_relative_to_its_root "${linux_dirname}")
        initrd_list="${initrd_list}|${rel_linux_dirname}/${initrd}"
        kernel_list="${kernel_list}|${rel_linux_dirname}/${linux_basename}"
    done
    initrd_list="${initrd_list#|}"
    kernel_list="${kernel_list#|}"
    initrd_device=$(${grub_probe} --target=device "${boot_dir}" | head -1)
    mountpoint -q "${mntdir}/boot" && umount "${mntdir}/boot" || true
    # We needed to look in / for snapshots on root dataset, umount there before zfs lazily unmount it
    case "${boot_dir}" in /boot/.zfs/snapshot/*)
        umount "${boot_dir}" || true
        ;;
    esac
    # for zsys snapshots: we want to know which kernel we successful last booted with
    last_booted_kernel=$(zfs get -H com.ubuntu.zsys:last-booted-kernel "${dataset}" | awk -v FS='\t' '{print $3}')
    # snapshot: last_used is dataset creation time
    if [ "${is_snapshot}" = "true" ]; then
        last_used="$(zfs get -pH creation "${dataset}" | awk -F '\t' '{print $3}')"
    # otherwise, last_used is manually marked at boot/shutdown on a root dataset for zsys
    else
        # if current system, take current time
        if zfs mount | awk '/[ \t]+\/$/ {print $1}' | grep -q "${dataset}"; then
            last_used=$(date +%s)
        else
            last_used=$(zfs get -H com.ubuntu.zsys:last-used "${dataset}" | awk '{print $3}')
            # case of non zsys, or zsys without annotation, take /etc/machine-id stat (as we mounted with noatime).
            # However, as systems can be relatime, if system is current mounted one, set current time (case of clone + reboot
            # within the same d).
            if [ "${last_used}" = "-" ]; then
                last_used=$(stat --printf="%X" "${mntdir}/etc/os-release")
                if [ -f "${mntdir}/etc/machine-id" ]; then
                    last_used=$(stat --printf="%X" "${mntdir}/etc/machine-id")
                fi
            fi
        fi
    fi
    is_zsys=$(zfs get -H com.ubuntu.zsys:bootfs "${base_dataset}" | awk '{print $3}')
    if [ -n "${initrd_list}" -a -n "${kernel_list}" ]; then
        echo "${dataset}\t${is_zsys}\t${machine_id}\t${pretty_name}\t${last_used}\t${initrd_device}\t${initrd_list}\t${kernel_list}\t${last_booted_kernel}"
    else
        grub_warn "didn't find any valid initrd or kernel."
    fi
    umount "${mntdir}" || true
    # We needed to look in / for snapshots on root dataset, umount the snapshot for etc before zfs lazily unmount it
    case "${etc_dir}" in /.zfs/snapshot/*/etc)
        snapshot_path="$(findmnt -n -o TARGET -T "${etc_dir}")"
        umount "${snapshot_path}" || true
        ;;
    esac
}
# Scan available boot options and returns in a formatted list
# $1 is the temporary mount directory to use
bootlist() {
    local mntdir="$1"
    local boot_list=""
    for dataset in $(get_root_datasets); do
        # get information from current root dataset
        boot_list="${boot_list}$(get_dataset_info "${dataset}" ${mntdir})\n"
        # get information from snapshots of this root dataset
        snapshots="$(zfs list -H -o name -t snapshot "${dataset}"|while read snapshot_dataset; do
            get_dataset_info "${snapshot_dataset}" ${mntdir}
        done)"
        [ -n "${snapshots}" ] && boot_list="${boot_list}${snapshots}\n"
    done
    echo "${boot_list}"
}
# Order machine ids by last_used from their main entry
get_machines_sorted() {
    local bootlist="$1"
    local machineids="$(echo "${bootlist}" | awk '{print $3}' | sort -u)"
    for machineid in ${machineids}; do
        echo "${bootlist}" | awk 'BEGIN{FS="\t"} $1 !~ /.*@.*/  {print $5, $3}' | sort -nr | grep -E "[^^]\b${machineid}\b" | head -1
    done | sort -nr | awk '{print $2}'
}
# Sort entries by last_used for a given machineid
sort_entries_for_machineid() {
    local bootlist="$1"
    local machineid="$2"
    tab="$(printf '\t')"
    echo "${bootlist}" | grep -E "[^^]\b${machineid}\b" | sort -k5,5r -k1,1 -t "${tab}"
}
# Return main entry index
get_main_entry() {
    local entries="$1"
    echo "${entries}" | awk 'BEGIN{FS="\t"} $1 !~ /.*@.*/  {print}' | head -1
}
# Return specific field at index from entry
get_field_from_entry() {
    local entry="$1"
    local index="$2"
    echo "${entry}" | awk "BEGIN{FS=\"\t\"} {print \$$index}"
}
# Get the main entry metadata
main_entry_meta() {
    local main_entry="$1"
    initrd=$(get_field_from_entry "${main_entry}" 7 | cut -d'|' -f1)
    kernel=$(get_field_from_entry "${main_entry}" 8 | cut -d'|' -f1)
    # Take first element (most recent entry) which is not a snapshot
    echo "${main_entry}" | awk "BEGIN{ FS=\"\t\"; OFS=\"\t\"} {print \$3, \$2, \"main\", \$4, \$1, \$6, \"$initrd\", \"$kernel\"}"
}
# Get advanced entries metadata
advanced_entries_meta() {
    local main_entry="$1"
    last_used_kernel="$(get_field_from_entry "${main_entry}" 9 )"
    # We must align initrds with kernels.
    # Adds initrds to the stack then pop them 1 by 1 as we process the kernels
    oldIFS="$IFS"
    export IFS='|'
    set -- $(get_field_from_entry "${main_entry}" 7)
    for kernel in $(get_field_from_entry "${main_entry}" 8); do
        # get initrd and pop to the next one
        initrd="$1"; shift
        was_last_used_kernel="false"
        kernel_basename=$(basename "${kernel}")
        if [ "${kernel_basename}" = "${last_used_kernel}" ]; then
            was_last_used_kernel="true"
        fi
        echo "${main_entry}" | awk "BEGIN{ FS=\"\t\"; OFS=\"\t\"}    {print \$3, \$2, \"advanced\", \$4, \$1, \$6, \"$initrd\", \"$kernel\", \"$was_last_used_kernel\"}"
    done
    IFS="$oldIFS"
}
# Get history metadata
history_entries_meta() {
    local entries="$1"
    local main_dataset_name="$2"
    local main_dataset_releasename="$3"
    if [ -z "${entries}" ]; then
        return
    fi
    # Traverse snapshots and clones
    echo "${entries}" | while read entry; do
        name=""
        # Compute snapshot/filesystem dataset name
        snap_dataset_name="$(get_field_from_entry "${entry}" 1)"
        snapname="${snap_dataset_name##*@}"
        # If, this is a clone, take what is after main_dataset_name
        if [ "${snapname}" = "${snap_dataset_name}" ]; then
            snapname="${snap_dataset_name##${main_dataset_name}_}"
            # Handle manual user clone (not prefixed by "main_dataset_name")
            snapname="${snapname##*/}"
        fi
        # We keep the snapname only if it is not only a zsys auto snapshot
        if echo "${snapname}" | grep -q "^autozsys_"; then
            snapname=""
        fi
        # We store the release only if it different from main dataset release (snapshot before a release upgrade)
        releasename=$(get_field_from_entry "${entry}" 4)
        if [ "${releasename}" = "${main_dataset_releasename}" ]; then
            releasename=""
        fi
        # Snapshot date
        foo="$(get_field_from_entry "${entry}" 5)"
        snapdate="$(date -d @$(get_field_from_entry "${entry}" 5) "+%x @ %H:%M")"
        # For snapshots/clones the name can have the following formats:
        # 	<DATE>: autozsys, same release
        #   <OLD_RELEASE> on <DATE>: autozsys, different release
        #   <SNAPNAME> on <DATE>: Manual snapshot, same release
        #   <SNAPNAME>, <OLD_RELEASE> on <DATE>: Manual snapshot, different release
        if [ "${snapname}" = "" -a "${releasename}" = "" ]; then
            name="${snapdate}"
        elif [ "${snapname}" = "" -a "${releasename}" != "" ]; then
            name=$(gettext_printf "%s on %s" "${releasename}" "${snapdate}")
        elif [ "${snapname}" != "" -a "${releasename}" = "" ]; then
            name=$(gettext_printf "%s on %s" "${snapname}" "${snapdate}")
        else # snapname != "" && releasename != ""
            name=$(gettext_printf "%s, %s on %s" "${snapname}" "${releasename}" "${snapdate}")
        fi
        # Choose kernel and initrd if the snapshot was booted successfully on a specific kernel before
        # Take latest by default if no match
        initrd=$(get_field_from_entry "${entry}" 7 | cut -d'|' -f1)
        kernel=$(get_field_from_entry "${entry}" 8 | cut -d'|' -f1)
        last_used_kernel="$(get_field_from_entry "${entry}" 9)"
        # We must align initrds with kernels.
        # Adds initrds to the stack then pop them 1 by 1 as we process the kernels
        oldIFS="$IFS"
        export IFS='|'
        set -- $(get_field_from_entry "${entry}" 7)
        for k in $(get_field_from_entry "${entry}" 8); do
            # get initrd and pop to the next one
            candidate_initrd="$1"; shift
            kernel_basename=$(basename -- "${k}")
            if [ "${kernel_basename}" = "${last_used_kernel}" ]; then
                kernel="${k}"
                initrd="${candidate_initrd}"
                break
            fi
        done
        IFS="$oldIFS"
        echo "${entry}" | awk "BEGIN{ FS=\"\t\"; OFS=\"\t\"}    {print \$3, \$2, \"history\", \"$name\", \$1, \$6, \"$initrd\", \"$kernel\"}"
    done
}
# Generate metadata from a BOOTLIST that will subsequently used to generate
# the final grub menu entries
generate_grub_menu_metadata() {
    local bootlist="$1"
    # Sort machineids by last_used from their main entry
    for machineid in $(get_machines_sorted "${bootlist}"); do
        entries="$(sort_entries_for_machineid "${bootlist}" ${machineid})"
        main_entry="$(get_main_entry "${entries}")"
        if [ -z "$main_entry" ]; then
            continue
        fi
        main_entry_meta "${main_entry}"
        advanced_entries_meta "${main_entry}"
        main_dataset_name="$(get_field_from_entry "${main_entry}" 1)"
        main_dataset_releasename="$(get_field_from_entry "${main_entry}" 4)"
        # grep -v errcode != 0 if there is no match. || true to not fail with -e
        other_entries="$(echo "${entries}" | grep -v "${main_entry}" || true)"
        history_entries_meta "${other_entries}" "${main_dataset_name}" "${main_dataset_releasename}"
    done
}
# Print the configuration part common to all sections
# Note:
#   If 10_linux runs these part will be defined twice in grub configuration
print_menu_prologue() {
    cat << 'EOF'
function gfxmode {
	set gfxpayload="${1}"
EOF
    if [ "${vt_handoff}" = 1 ]; then
        cat << 'EOF'
	if [ "${1}" = "keep" ]; then
		set vt_handoff=vt.handoff=1
	else
		set vt_handoff=
	fi
EOF
    fi
    cat << EOF
}
EOF
    # Use ELILO's generic "efifb" when it's known to be available.
    # FIXME: We need an interface to select vesafb in case efifb can't be used.
    GRUB_GFXPAYLOAD_LINUX="${GRUB_GFXPAYLOAD_LINUX:-}"
    if [ "${GRUB_GFXPAYLOAD_LINUX}" != "" ] || [ "${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 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
}
# Cache for prepare_grub_to_access_device call
# $1: boot_device
# $2: submenu_level
prepare_grub_to_access_device_cached() {
    local boot_device="$1"
    local submenu_level="$2"
    local boot_device_idx="$(echo ${boot_device} | tr '/' '_')"
    cache_file="${ZFSTMP}/$(echo boot_device${boot_device_idx})"
    if [ ! -f "${cache_file}" ]; then
        set +u
        echo "$(prepare_grub_to_access_device "${boot_device}")" > "${cache_file}"
        set -u
        for i in 0 1 2; do
            submenu_indentation="$(printf %${i}s | tr " " "${grub_tab}")"
            sed "s/^/${submenu_indentation}	/" "${cache_file}" > "${cache_file}--${i}"
        done
    fi
    cat "${cache_file}--${submenu_level}"
}
# Print a grub menu entry
zfs_linux_entry () {
    submenu_level="$1"
    title="$2"
    type="$3"
    dataset="$4"
    boot_device="$5"
    initrd="$6"
    kernel="$7"
    kernel_version="$8"
    kernel_additional_args="${9:-}"
    boot_devices="${10:-}"
    submenu_indentation="$(printf %${submenu_level}s | tr " " "${grub_tab}")"
    echo "${submenu_indentation}menuentry '$(echo "${title}" | grub_quote)' ${CLASS} \${menuentry_id_option} 'gnulinux-${dataset}-${kernel_version}' {"
    if [ "${quick_boot}" = 1 ]; then
        echo "${submenu_indentation}	recordfail"
    fi
    if [ "${type}" != "recovery" ] ; then
        GRUB_SAVEDEFAULT=${GRUB_SAVEDEFAULT:-}
        default_entry="$(save_default_entry)"
        if [ -n "${default_entry}" ]; then
            echo "${submenu_indentation}	${default_entry}"
        fi
    fi
    # Use ELILO's generic "efifb" when it's known to be available.
    # FIXME: We need an interface to select vesafb in case efifb can't be used.
    if [ "${GRUB_GFXPAYLOAD_LINUX}" = "" ]; then
        echo "${submenu_indentation}	load_video"
    else
        if [ "${GRUB_GFXPAYLOAD_LINUX}" != "text" ]; then
            echo "${submenu_indentation}	load_video"
        fi
    fi
    if ([ "${ubuntu_recovery}" = 0 ] || [ "${type}" != "recovery" ]) && \
        ([ "${GRUB_GFXPAYLOAD_LINUX}" != "" ] || [ "${gfxpayload_dynamic}" = 1 ]); then
        echo "${submenu_indentation}	gfxmode \${linux_gfx_mode}"
    fi
    echo "${submenu_indentation}	insmod gzio"
    echo "${submenu_indentation}	if [ \"\${grub_platform}\" = xen ]; then insmod xzio; insmod lzopio; fi"
    if [ -n "$boot_devices" ]; then
        for device in ${boot_devices}; do
            echo "${submenu_indentation}	if [ "${boot_device}" = "${device}" ]; then"
            echo "$(prepare_grub_to_access_device_cached "${device}" $(( submenu_level +1 )) )"
            echo "${submenu_indentation}	fi"
        done
    else
        echo "$(prepare_grub_to_access_device_cached "${boot_device}" "${submenu_level}")"
    fi
    if [ "${quiet_boot}" = 0 ] || [ "${type}" != simple ]; then
        echo "${submenu_indentation}	echo $(gettext_printf "Loading Linux %s ..." ${kernel_version} | grub_quote)"
    fi
    linux_default_args="${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT}"
    if [ ${type} = "recovery" ]; then
        linux_default_args="${GRUB_CMDLINE_LINUX_RECOVERY} ${GRUB_CMDLINE_LINUX}"
    fi
    # echo in echo trims end of line spaces
    echo "${submenu_indentation}	linux	\"${kernel}\" root=ZFS=\"${dataset}\" ro $(echo ${linux_default_args} ${kernel_additional_args})"
    if [ "${quiet_boot}" = 0 ] || [ "${type}" != simple ]; then
        echo "${submenu_indentation}	echo '$(gettext_printf "Loading initial ramdisk ..." | grub_quote)'"
    fi
    echo "${submenu_indentation}	initrd	\"${initrd}\""
    echo "${submenu_indentation}}"
}
# Generate a GRUB Menu from menu meta data
# $1 menu metadata
generate_grub_menu() {
    local menu_metadata="$1"
    local last_section=""
    local main_dataset_name=""
    local main_dataset=""
    local have_zsys=""
    if [ -z "${menu_metadata}" ]; then
        return
    fi
    CLASS="--class gnu-linux --class gnu --class os"
    if [ "${GRUB_DISTRIBUTOR}" = "" ] ; 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') ${CLASS}"
    fi
    if [ -x /lib/recovery-mode/recovery-menu ]; then
        GRUB_CMDLINE_LINUX_RECOVERY=recovery
    else
        GRUB_CMDLINE_LINUX_RECOVERY=single
    fi
    if [ "${ubuntu_recovery}" = 1 ]; then
        GRUB_CMDLINE_LINUX_RECOVERY="${GRUB_CMDLINE_LINUX_RECOVERY} nomodeset"
    fi
    case "$GENKERNEL_ARCH" in
        x86*) GRUB_CMDLINE_LINUX_RECOVERY="$GRUB_CMDLINE_LINUX_RECOVERY dis_ucode_ldr";;
    esac
    if [ "${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
    print_menu_prologue
    cat<<'EOF'
function zsyshistorymenu {
	# $1: root dataset (eg rpool/ROOT/ubuntu_2zhm07@autozsys_k56fr6)
	# $2: boot device id (eg 411f29ce1557bfed)
	# $3: initrd (eg /BOOT/ubuntu_2zhm07@autozsys_k56fr6/initrd.img-5.4.0-21-generic)
	# $4: kernel (eg /BOOT/ubuntu_2zhm07@autozsys_k56fr6/vmlinuz-5.4.0-21-generic)
	# $5: kernel_version (eg 5.4.0-21-generic)
	set root_dataset="${1}"
	set boot_device="${2}"
	set initrd="${3}"
	set kernel="${4}"
	set kversion="${5}"
EOF
    boot_devices=$(echo "${menu_metadata}" | cut -d"$(printf '\t')" -f6 | sort -u)
    title=$(gettext_printf "Revert system only")
    zfs_linux_entry 1 "${title}" "simple" '${root_dataset}' '${boot_device}' '${initrd}' '${kernel}' '${kversion}' '' "${boot_devices}"
    title="$(gettext_printf "Revert system and user data")"
    zfs_linux_entry 1 "${title}" "simple" '${root_dataset}' '${boot_device}' '${initrd}' '${kernel}' '${kversion}' 'zsys-revert=userdata' "${boot_devices}"
    GRUB_DISABLE_RECOVERY="${GRUB_DISABLE_RECOVERY:-}"
    if [ "${GRUB_DISABLE_RECOVERY}" != "true" ]; then
        title="$(gettext_printf "Revert system only (%s)" "$(gettext "${GRUB_RECOVERY_TITLE}")")"
        zfs_linux_entry 1 "${title}" "recovery" '${root_dataset}' '${boot_device}' '${initrd}' '${kernel}' '${kversion}' '' "${boot_devices}"
        title="$(gettext_printf "Revert system and user data (%s)" "$(gettext "${GRUB_RECOVERY_TITLE}")")"
        zfs_linux_entry 1 "${title}" "recovery" '${root_dataset}' '${boot_device}' '${initrd}' '${kernel}' '${kversion}' 'zsys-revert=userdata' "${boot_devices}"
    fi
echo "}"
echo
    # IFS is set to TAB (ASCII 0x09)
    echo "${menu_metadata}" |
    {
        at_least_one_entry=0
        have_zsys="$(which zsysd || true)"
        while IFS="$(printf '\t')" read -r machineid iszsys section name dataset device initrd kernel opt; do
            # Disable history for non zsys system or if systems is a zsys one and zsys isn't installed.
            # In pure zfs systems, we identified multiple issues due to the mount generator
            # in upstream zfs which makes it incompatible. Don't show history for now.
            if [ "${section}" = "history" ]; then
                if [ "${iszsys}" != "yes" ] || [ "${iszsys}" = "yes" -a -z "${have_zsys}" ]; then
                    continue
                fi
            fi
            if [ "${last_section}" != "${section}" -a -n "${last_section}" ]; then
                # Close previous section wrapper
                if [ "${last_section}" != "main" ]; then
                    echo "}"    # Add grub_tabs
                    at_least_one_entry=0
                fi
            fi
            case "${section}" in
                main)
                    title="${name}"
                    main_dataset_name="${name}"
                    main_dataset="${dataset}"
                    kernel_version=$(basename "${kernel}" | sed -e "s,^[^0-9]*-,,g")
                    zfs_linux_entry 0 "${title}" "simple" "${dataset}" "${device}" "${initrd}" "${kernel}" "${kernel_version}"
                    at_least_one_entry=1
                ;;
                advanced)
                    # normal and recovery entries for a given kernel
                    if [ "${last_section}" != "${section}" ]; then
                        echo "submenu '$(gettext_printf "Advanced options for %s" "${main_dataset_name}" | grub_quote)' \${menuentry_id_option} 'gnulinux-advanced-${main_dataset}' {"
                    fi
                    last_booted_kernel_marker=""
                    if [ "${opt}" = "true" ]; then
                        last_booted_kernel_marker="* "
                    fi
                    kernel_version=$(basename "${kernel}" | sed -e "s,^[^0-9]*-,,g")
                    title="$(gettext_printf "%s%s, with Linux %s" "${last_booted_kernel_marker}" "${name}" "${kernel_version}")"
                    zfs_linux_entry 1 "${title}" "advanced" "${dataset}" "${device}" "${initrd}" "${kernel}" "${kernel_version}"
                    GRUB_DISABLE_RECOVERY=${GRUB_DISABLE_RECOVERY:-}
                    if [ "${GRUB_DISABLE_RECOVERY}" != "true" ]; then
                        title="$(gettext_printf "%s%s, with Linux %s (%s)" "${last_booted_kernel_marker}" "${name}" "${kernel_version}" "$(gettext "${GRUB_RECOVERY_TITLE}")")"
                        zfs_linux_entry 1 "${title}" "recovery" "${dataset}" "${device}" "${initrd}" "${kernel}" "${kernel_version}"
                    fi
                    at_least_one_entry=1
                ;;
                history)
                    # Revert to a snapshot
                    # revert system, revert system and user data and associated recovery entries
                    if [ "${last_section}" != "${section}" ]; then
                        echo "submenu '$(gettext_printf "History for %s" "${main_dataset_name}" | grub_quote)' \${menuentry_id_option} 'gnulinux-history-${main_dataset}' {"
                    fi
                    if [ "${iszsys}" = "yes" ]; then
                        title="$(gettext_printf "Revert to %s" "${name}" | grub_quote)"
                    else
                        title="$(gettext_printf "Boot on %s" "${name}" | grub_quote)"
                    fi
                    echo "	submenu '${title}' \${menuentry_id_option} 'gnulinux-history-${dataset}' {"
                    kernel_version=$(basename "${kernel}" | sed -e "s,^[^0-9]*-,,g")
                    # Zsys only: let revert system without destroying snapshots
                    if [ "${iszsys}" = "yes" ]; then
                        echo "${grub_tab}${grub_tab}zsyshistorymenu" \"${dataset}\" \"${device}\" \"${initrd}\" \"${kernel}\" \"${kernel_version}\"
                    # Non-zsys: boot temporarly on snapshots or rollback (destroying intermediate snapshots)
                    else
                        title="$(gettext_printf "One time boot")"
                        zfs_linux_entry 2 "${title}" "simple" "${dataset}" "${device}" "${initrd}" "${kernel}" "${kernel_version}"
                        GRUB_DISABLE_RECOVERY="${GRUB_DISABLE_RECOVERY:-}"
                        if [ "${GRUB_DISABLE_RECOVERY}" != "true" ]; then
                            title="$(gettext_printf "One time boot (%s)" "$(gettext "${GRUB_RECOVERY_TITLE}")")"
                            zfs_linux_entry 2 "${title}" "recovery" "${dataset}" "${device}" "${initrd}" "${kernel}" "${kernel_version}"
                        fi
                        title="$(gettext_printf "Revert system (all intermediate snapshots will be destroyed)")"
                        zfs_linux_entry 2 "${title}" "simple" "${dataset}" "${device}" "${initrd}" "${kernel}" "${kernel_version}" "rollback=yes"
                    fi
                    echo "	}"
                    at_least_one_entry=1
                ;;
                *)
                    grub_warn "unknown section: ${section}. Ignoring entry ${name} for ${dataset}"
                ;;
            esac
            last_section="${section}"
        done
        if [ "${at_least_one_entry}" -eq 1 ]; then
            echo "}"
        fi
    }
}
# don't add trailing newline of variable is empty
# $1: content to write
# $2: destination file
trailing_newline_if_not_empty() {
    content="$1"
    dest="$2"
    if [ -z "${content}" ]; then
        rm -f "${dest}"
        touch "${dest}"
        return
    fi
    echo "${content}" > "${dest}"
}
GRUB_LINUX_ZFS_TEST="${GRUB_LINUX_ZFS_TEST:-}"
case "${GRUB_LINUX_ZFS_TEST}" in
    bootlist)
        # Import all available pools on the system and return imported list
        imported_pools=$(import_pools)
        boot_list="$(bootlist ${MNTDIR})"
        trailing_newline_if_not_empty "${boot_list}" "${GRUB_LINUX_ZFS_TEST_OUTPUT}"
        break
    ;;
    metamenu)
        boot_list="$(cat ${GRUB_LINUX_ZFS_TEST_INPUT})"
        menu_metadata="$(generate_grub_menu_metadata "${boot_list}")"
        trailing_newline_if_not_empty "${menu_metadata}" "${GRUB_LINUX_ZFS_TEST_OUTPUT}"
        break
    ;;
    grubmenu)
        menu_metadata="$(cat ${GRUB_LINUX_ZFS_TEST_INPUT})"
        grub_menu=$(generate_grub_menu "${menu_metadata}")
        trailing_newline_if_not_empty "${grub_menu}" "${GRUB_LINUX_ZFS_TEST_OUTPUT}"
        break
    ;;
    *)
        # Import all available pools on the system and return imported list
        imported_pools=$(import_pools)
        # Generate the complete list of boot entries
        boot_list="$(bootlist ${MNTDIR})"
        # Create boot menu meta data from the list of boot entries
        menu_metadata="$(generate_grub_menu_metadata "${boot_list}")"
        # Create boot menu meta data from the list of boot entries
        grub_menu="$(generate_grub_menu "${menu_metadata}")"
        if [ -n "${grub_menu}" ]; then
            # We want the trailing newline as a marker will be added
            echo "${grub_menu}"
        fi
    ;;
esac

================= nvme0n1p4/etc/grub.d/44_linux_xen (filtered) =================

#! /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"
. "$pkgdatadir/grub-mkconfig_lib"
export TEXTDOMAIN=grub
export TEXTDOMAINDIR="${datarootdir}/locale"
CLASS="--class gnu-linux --class gnu --class os --class xen"
SUPPORTED_INITS="sysvinit:/lib/sysvinit/init systemd:/lib/systemd/systemd upstart:/sbin/upstart"
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/"`
    # We can't cope with devices loop-mounted from files here.
    case ${GRUB_DEVICE} in
      /dev/*) ;;
      *) exit 0 ;;
    esac
  ;;
esac
# Default to disabling partition uuid support to maintian compatibility with
# older kernels.
GRUB_DISABLE_LINUX_PARTUUID=${GRUB_DISABLE_LINUX_PARTUUID-true}
# 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=${GRUB_DEVICE_UUID}
fi
# Allow overriding GRUB_CMDLINE_LINUX and GRUB_CMDLINE_LINUX_DEFAULT.
if [ "${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 ()
{
  linux_entry_xsm "$@" false
  linux_entry_xsm "$@" true
}
linux_entry_xsm ()
{
  os="$1"
  version="$2"
  xen_version="$3"
  type="$4"
  args="$5"
  xen_args="$6"
  xsm="$7"
  # If user wants to enable XSM support, make sure there's
  # corresponding policy file.
  if ${xsm} ; then
      xenpolicy="xenpolicy-$xen_version"
      if test ! -e "${xen_dirname}/${xenpolicy}" ; then
	  return
      fi
      xen_args="$xen_args flask=enforcing"
      xen_version="$(gettext_printf "%s (XSM enabled)" "$xen_version")"
      # xen_version is used for messages only; actual file is xen_basename
  fi
  if [ -z "$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="$(gettext_printf "%s, with Xen %s and Linux %s (%s)" "${os}" "${xen_version}" "${version}" "$(gettext "${GRUB_RECOVERY_TITLE}")")"
      elif [ "${type#init-}" != "$type" ] ; then
	  title="$(gettext_printf "%s, with Xen %s and Linux %s (%s)" "${os}" "${xen_version}" "${version}" "${type#init-}")"
      else
	  title="$(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
	${xen_loader}	${rel_xen_dirname}/${xen_basename} placeholder ${xen_args} \${xen_rm_opts}
	echo	'$(echo "$lmessage" | grub_quote)'
	${module_loader}	${rel_dirname}/${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 ...")"
    initrd_path=
    for i in ${initrd}; do
       initrd_path="${rel_dirname}/${i}"
       sed "s/^/$submenu_indentation/" << EOF
	echo	'$(echo "$message" | grub_quote)'
	${module_loader}	--nounzip   $(echo $initrd_path)
EOF
    done
  fi
  if ${xsm} && test -n "${xenpolicy}" ; then
    message="$(gettext_printf "Loading XSM policy ...")"
    sed "s/^/$submenu_indentation/" << EOF
	echo	'$(echo "$message" | grub_quote)'
	${module_loader}     ${rel_dirname}/${xenpolicy}
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 $i" ; fi
    fi
if [ "x${linux_list}" = "x" ] ; then
    exit 0
fi
file_is_not_xen_garbage () {
    case "$1" in
	*/xen-syms-*)
	    return 1;;
	*/xenpolicy-*)
	    return 1;;
	*/*.config)
	    return 1;;
	*)
	    return 0;;
    esac
}
xen_list=
for i in /boot/xen*; do
    if grub_file_is_not_garbage "$i" && file_is_not_xen_garbage "$i" ; then xen_list="$xen_list $i" ; fi
prepare_boot_cache=
boot_device_id=
title_correction_code=
machine=`uname -m`
case "$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
    if ($grub_file --is-arm64-efi $current_xen); then
	xen_loader="xen_hypervisor"
	module_loader="xen_module"
    else
	if ($grub_file --is-x86-multiboot2 $current_xen); then
	    xen_loader="multiboot2"
	    module_loader="module2"
	else
	    xen_loader="multiboot"
	    module_loader="module"
        fi
    fi
    initrd_early=
    for i in ${GRUB_EARLY_INITRD_LINUX_STOCK} \
             ${GRUB_EARLY_INITRD_LINUX_CUSTOM}; do
       if test -e "${xen_dirname}/${i}" ; then
          initrd_early="${initrd_early} ${i}"
       fi
    done
    while [ "x$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="${LINUX_ROOT_DEVICE}"
	initrd_real=
	for i in "initrd.img-${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_real="$i"
		break
	    fi
	done
	initrd=
	if test -n "${initrd_early}" || test -n "${initrd_real}"; then
	    # Xen assumes the real initrd is the first module after the kernel.
	    # Additional (later) initrds can also be used for microcode update,
	    # with Xen option 'ucode=<scan|module number> (non-default anyway).
	    initrd="${initrd_real} ${initrd_early}"
	    initrd_display=
	    for i in ${initrd}; do
		initrd_display="${initrd_display} ${dirname}/${i}"
	    done
	    gettext_printf "Found initrd image: %s\n" "$(echo $initrd_display)" >&2
	fi
	if test -z "${initrd_real}"; then
    # "UUID=" magic is parsed by initrds.  Since there's no initrd, 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}" "${xen_version}" simple \
		"${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}"
	for supported_init in ${SUPPORTED_INITS}; do
	    init_path="${supported_init#*:}"
	    if [ -x "${init_path}" ] && [ "$(readlink -f /sbin/init)" != "$(readlink -f "${init_path}")" ]; then
		linux_entry "${OS}" "${version}" "${xen_version}" "init-${supported_init%%:*}" \
		    "${GRUB_CMDLINE_LINUX} ${GRUB_CMDLINE_LINUX_DEFAULT} init=${init_path}" "${GRUB_CMDLINE_XEN} ${GRUB_CMDLINE_XEN_DEFAULT}"
	    fi
	done
	if [ "x${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' ' '`
# 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"

============== nvme0n1p4/etc/grub.d/45_os-prober_proxy (filtered) ==============

#!/bin/sh
#THIS IS A GRUB PROXY SCRIPT
'/etc/grub.d/proxifiedScripts/os-prober' | /etc/grub.d/bin/grubcfg_proxy "+*
+#text
-'Windows Boot Manager (on /dev/nvme0n1p1)'~d77e79e2f68ebd0f52c102e4530beeef~
"

=============== nvme0n1p4/etc/grub.d/46_custom_proxy (filtered) ================

#!/bin/sh
#THIS IS A GRUB PROXY SCRIPT
'/etc/grub.d/proxifiedScripts/custom' | /etc/grub.d/bin/grubcfg_proxy "+*
+#text
-'Windows 11'~72c2acc2641d3f7878722b23dca15d5c~ as 'Windows Boot Manager (on /dev/nvme0n1p1)'
"



Suggested repair: ______________________________________________________________

The default repair of the Boot-Repair utility would purge (in order to unsign) and reinstall the grub-efi of
nvme0n1p4,
using the following options:  nvme0n1p1/boot/efi
Additional repair would be performed: unhide-bootmenu-10s use-standard-efi-file restore-efi-backups

Final advice in case of suggested repair: ______________________________________

Please do not forget to make your UEFI firmware boot on the L'OS actuellement utilisé - Ubuntu 22.04.3 LTS entry (nvme0n1p1/efi/****/grub****.efi (**** will be updated in the final message) file) !
If your computer reboots directly into Windows, try to change the boot order in your UEFI firmware.
If your UEFI firmware does not allow to change the boot order, change the default boot entry of the Windows bootloader.
For example you can boot into Windows, then type the following command in an admin command prompt:
bcdedit /set {bootmgr} path \EFI\****\grub****.efi (**** will be updated in the final message)

Meilleurs voeux.

Et nous attendons le retour de malbo. wink

Dernière modification par xubu1957 (Le 31/12/2023, à 11:54)


Conseils pour les nouveaux demandeurs et pas qu'eux
Important : Pensez à passer vos sujets en [Résolu] lorsque ceux-ci le sont, au début du titre en cliquant sur Modifier sous le premier message, et un bref récapitulatif de la solution à la fin de celui-ci. Merci.                   Membre de Linux-Azur

En ligne

#5 Le 31/12/2023, à 12:07

hervax

Re : Ubuntu sur ACER Swift 5 (SF514-52T 56JV)

Merci ! Tu as été (bien) plus rapide que moi pour le récupérer ;-)


Asus X202e Dual Boot Win8 - Ubuntu 12.10
Acer Swift 5 Dual Boot Win11 - Ubuntu 22.04

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