grub2-mkrescue man page

grub-mkrescue [-o | --output=FILE] [--modules=MODULES]

grub-mkrescue can be used to generate a rescue image with the GRUB bootloader.

--output=FILE

Write the generated file to FILE.  The default is to write to standard output.

--modules=MODULES

Pre-load modules specified by MODULES.

--install-modules=MODULES

Install only MODULES and their dependencies.  The default is to install all available modules.

--themes=THEMES

Install THEMES.  The default is to install the starfield theme, if available.

--fonts=FONTS

Install FONTS.  The default is to install the unicode font.

--locales=LOCALES

Install only locales listed in LOCALES.  The default is to install all available locales.

--compress[=no,xz,gz,lzo]

Compress GRUB files using the specified compression algorithm.

--directory=DIR

Use images and modules in DIR.

--grub-mkimage=FILE

Use FILE as grub-mkimage(1).  The default is /usr/bin/grub-mkimage.

--rom-directory=DIR

Save ROM images in DIR.

--xorriso=FILE

Use FILE as xorriso.

--grub-glue-efi=FILE

Use FILE as grub-glue-efi(3).

--grub-render-label=FILE

Use FILE as grub-render-label(3).

--label-font=FILE

Use FILE as the font file for generated labels.

--label-color=COLOR

Use COLOR as the color for generated labels.

--label-bgcolor=COLOR

Use COLOR as the background color for generated labels.

--product-name=STRING

Use STRING as the product name in generated labels.

--product-version=STRING

Use STRING as the product version in generated labels.

--sparc-boot

Enable booting the SPARC platform.  This disables HFS+, APM, ARCS, and "boot as disk image" on the i386-pc target platform.

--arcs-boot

Enable ARCS booting.  This is typically for big-endian MIPS machines, and disables HFS+, APM, sparc64, and "boot as disk image" on the i386-pc target platform.

--

All options after a -- will be passed directly to xorriso's command line when generating the image.

info grub