librem14-coreboot-grub-qubes/resources/grub.cfg

set prefix=(memdisk)/boot/grub

insmod nativedisk
insmod usb
insmod usbms
insmod part_msdos
insmod ext2
insmod lvm
insmod gcry_rijndael
insmod gcry_sha256
insmod luks
insmod cryptodisk
insmod gfxmenu
insmod gfxterm_menu
insmod gfxterm_background
insmod chain
insmod jpeg

terminal_input --append at_keyboard
terminal_output --append cbmemc

gfxpayload=keep
terminal_output --append gfxterm

set menu_color_normal=white/black
set menu_color_highlight=white/cyan

# Default to first option, automatically boot after 1 second
set default="0>0"
set timeout=1

# This is useful when using 'cat' on long files on GRUB terminal
set pager=1

# Set a background image from CBFS
background_image (cbfsdisk)/background.jpg

# Set DejaVu Sans Mono as the default font
loadfont (cbfsdisk)/dejavusansmono.pf2

# Default keymap
keymap usqwerty

# Users
set superusers="admin"
password_pbkdf2 admin #password_placeholder#
export superusers

function try_user_config {
    set root="${1}"
    for dir in boot grub grub2 boot/grub boot/grub2; do
        for name in '' autoboot_ libreboot_ coreboot_; do
            if [ -f /"${dir}"/"${name}"grub.cfg ]; then
                unset superusers
                configfile /"${dir}"/"${name}"grub.cfg
            fi
        done
    done
}

function search_grub {
    for i in 0 1; do
        # raw devices
        try_user_config "(${1}${i})"
        for part in 1 2 3 4 5; do
            # MBR/GPT partitions
            try_user_config "(${1}${i},${part})"
        done
    done
}

function try_isolinux_config {
    set root="${1}"
    for dir in '' /boot; do
        if [ -f "${dir}"/isolinux/isolinux.cfg ]; then
            syslinux_configfile -i "${dir}"/isolinux/isolinux.cfg
        elif [ -f "${dir}"/syslinux/syslinux.cfg ]; then
            syslinux_configfile -s "${dir}"/syslinux/syslinux.cfg
        fi
    done
}

function search_isolinux {
    for i in 0 1; do
        # raw devices
        try_isolinux_config "(${1}${i})"
        for part in 1 2 3 4 5; do
            # MBR/GPT partitions
            try_isolinux_config "(${1}${i},${part})"
        done
    done
}

menuentry 'Qubes, with Xen hypervisor' --class qubes --class gnu-linux --class gnu --class os --class xen $menuentry_id_option 'xen-gnulinux-simple-/dev/mapper/qubes_dom0-root' {
    insmod part_msdos
    insmod ext2
    cryptomount -a
    set root='lvm/qubes_dom0-boot'
    set root='hd0,msdos1'
    if [ x$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 --hint='hd0,msdos1'  2c68125e-e8df-4d9f-b67f-74c44a6e9873
    else
      search --no-floppy --fs-uuid --set=root 2c68125e-e8df-4d9f-b67f-74c44a6e9873
    fi
    echo    'Loading Xen..'
        if [ "$grub_platform" = "pc" -o "$grub_platform" = "" ]; then
            xen_rm_opts=
        else
            xen_rm_opts="no-real-mode edd=off"
        fi
    multiboot2  /xen-latest placeholder  console=none dom0_mem=min:1024M dom0_mem=max:4096M ucode=scan smt=off gnttab_max_frames=2048 gnttab_max_maptrack_frames=4096 ${xen_rm_opts}
    echo    'Loading Linux...'
    module2 /vmlinuz-latest placeholder root=/dev/mapper/qubes_dom0-root ro rd.luks.uuid=luks-f8d0a06a-fb7a-411a-a662-4f7a6bf4931c rd.lvm.lv=qubes_dom0/root rd.lvm.lv=qubes_dom0/swap plymouth.ignore-serial-consoles i915.alpha_support=1 rd.driver.pre=btrfs rhgb quiet rd.qubes.hide_all_usb 
    echo    'Loading initial ramdisk...'
    module2 --nounzip   /initramfs-latest
}

submenu 'Search for systems on external media' {
    menuentry 'Search ISOLINUX menu (USB)' {
        search_isolinux usb
    }
    menuentry 'Search ISOLINUX menu (AHCI)' {
        search_isolinux ahci
    }
    menuentry 'Search for GRUB2 configuration on external media' {
        search_grub usb
    }
    menuentry 'Load test configuration (grubtest.cfg) inside of CBFS' {
        set root='(cbfsdisk)'
        configfile /grubtest.cfg
    }
    menuentry 'Chainload bootloader on external media' {
        set root='(usb0)'
        chainloader +1
    }
}

menuentry 'Reboot  [r]' --hotkey='r' {
    reboot
}

menuentry 'Poweroff  [p]' --hotkey='p' {
    halt
}