GRUB-MKIMAGE(1) grub-mkimage - - grub-mkimage [...] []... [] -. -c, --config= -C, --compression=(xz|none|auto) --disable-cli disable command line interface access --disable-shim-lock ,,shim_lock" -d, --directory= [=/usr/lib/grub/<>] -D, --dtb= () -k, --pubkey= embed FILE as public key for PGP signature checking -m, --memdisk= 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 1275 -o, --output= [=stdout] -O, --format= . : 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= -s, --sbat= -S, --appended-signature-size=SIZE Add a note segment reserving SIZE bytes for an appended signature -v, --verbose . -x, --x509key= embed FILE as an x509 certificate for appended signature checking -?, --help --usage -V, --version . : . grub-install(8), grub-mkrescue(1), grub-mknetdir(8) grub-mkimage . info grub-mkimage , info grub-mkimage . ; 3 . . , - TODO <>. 2:2.14-1 2026 GRUB-MKIMAGE(1)