grub-mkimage1
Make a bootable image of grub
Usage
grub-mkimage [OPTION ...]
[OPTION] ...
[MODULES]
Overview
Make a bootable image of GRUB.
-
-c, --config=FILE -
embed FILE as an early config
-
-C, --compression=(xz|none|auto) -
choose the compression to use for core image
-
--disable-cli -
disable command line interface access
-
--disable-shim-lock -
disable shim_lock verifier
-
-d, --directory=DIR -
use images and modules under DIR [default=/usr/lib/grub/<platform>]
-
-D, --dtb=FILE -
embed FILE as a device tree (DTB)
-
-k, --pubkey=FILE -
embed FILE as public key for PGP signature checking
-
-m, --memdisk=FILE -
embed FILE as a memdisk image
Implies `-p (memdisk)/boot/grub' and overrides
- any prefix supplied previously, but the prefix
-
itself can be overridden by later options
-
-n, --note -
add NOTE segment for CHRP IEEE1275
-
-o, --output=FILE -
output a generated image to FILE [default=stdout]
-
-O, --format=FORMAT -
generate an image in FORMAT available formats: i386-coreboot, i386-multiboot, i386-pc, i386-xen_pvh, i386-pc-pxe, i386-pc-eltorito, i386-efi, i386-ieee1275, i386-qemu, x86_64-efi, i386-xen, x86_64-xen, mipsel-yeeloong-flash, mipsel-fuloong2f-flash, mipsel-loongson-elf, powerpc-ieee1275, sparc64-ieee1275-raw, sparc64-ieee1275-cdcore, sparc64-ieee1275-aout, ia64-efi, mips-arc, mipsel-arc, mipsel-qemu_mips-elf, mips-qemu_mips-flash, mipsel-qemu_mips-flash, mips-qemu_mips-elf, arm-uboot, arm-coreboot-vexpress, arm-coreboot-veyron, arm-efi, arm64-efi, loongarch64-efi, riscv32-efi, riscv64-efi
-
-p, --prefix=DIR -
set prefix directory
-
-s, --sbat=FILE -
SBAT metadata
-
-S, --appended-signature-size=SIZE -
Add a note segment reserving SIZE bytes for an appended signature
-
-v, --verbose -
print verbose messages.
-
-x, --x509key=FILE -
embed FILE as an x509 certificate for appended signature checking
-
-?, --help -
give this help list
-
--usage -
give a short usage message
-
-V, --version -
print program version
Mandatory or optional arguments to long options are also mandatory or optional for any corresponding short options.
Releases
10 releases since Debian 5.0 (Lenny); the text changed 9 times.
--appended-signature-size since Arch Linux 2026-11-01;
--compression since Debian 7 (Wheezy);
--config since Debian 6.0 (Squeeze);
--directory since Debian 6.0 (Squeeze);
--disable-cli since Arch Linux 2026-11-01;
--disable-shim-lock since Debian 10 (Buster);
--dtb since Debian 10 (Buster);
--format since Debian 6.0 (Squeeze);
--help since Debian 6.0 (Squeeze);
--memdisk since Debian 6.0 (Squeeze);
--note since Debian 6.0 (Squeeze);
--output since Debian 6.0 (Squeeze);
--prefix since Debian 6.0 (Squeeze);
--pubkey since Debian 8 (Jessie);
--sbat since Debian 10 (Buster);
--usage since Debian 8 (Jessie);
--verbose since Debian 6.0 (Squeeze);
--version since Debian 6.0 (Squeeze);
--x509key since Arch Linux 2026-11-01;
-? since Debian 8 (Jessie);
-C since Debian 7 (Wheezy);
-D since Debian 10 (Buster);
-O since Debian 6.0 (Squeeze);
-S since Arch Linux 2026-11-01;
-V since Debian 6.0 (Squeeze);
-c since Debian 6.0 (Squeeze);
-d since Debian 6.0 (Squeeze);
-k since Debian 8 (Jessie);
-m since Debian 6.0 (Squeeze);
-n since Debian 6.0 (Squeeze);
-o since Debian 6.0 (Squeeze);
-p since Debian 6.0 (Squeeze);
-s since Debian 10 (Buster);
-v since Debian 6.0 (Squeeze);
-x since Arch Linux 2026-11-01.
--font until Debian 6.0 (Squeeze);
-f until Debian 6.0 (Squeeze);
-h until Debian 7 (Wheezy).