centos man page for grub2-install

GRUB-INSTALL(1) 					      General Commands Manual						   GRUB-INSTALL(1)

NAME
       grub-install -- Install GRUB on a device.

SYNOPSIS
       grub-install [--modules=MODULES] [--install-modules=MODULES]
		     [--themes=THEMES] [--fonts=FONTS] [--locales=LOCALES]
		     [--compress[=no,xz,gz,lzo]] [-d | --directory=DIR]
		     [--grub-mkimage=FILE] [--boot-directory=DIR]
		     [--target=TARGET] [--grub-setup=FILE]
		     [--grub-mkrelpath=FILE] [--grub-probe=FILE]
		     [--allow-floppy] [--recheck] [--force] [--force-file-id]
		     [--disk-module=MODULE] [--no-nvram] [--removable]
		     [--bootloader-id=ID] [--efi-directory=DIR] INSTALL_DEVICE

DESCRIPTION
       grub-install  installs GRUB onto a device.  This includes copying GRUB images into the target directory (generally /boot/grub), and on some
       platforms may also include installing GRUB onto a boot sector.

OPTIONS
       --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.  The default is /usr/bin/grub-mkimage.

       --boot-directory=DIR
	      Use DIR as the boot directory.  The default is /boot.  GRUB will put its files in a subdirectory of this directory named grub.

       --target=TARGET
	      Install GRUB for TARGET platform.  The default is the platform grub-install is running on.

       --grub-setup=FILE
	      Use FILE as grub-setup.  The default is /usr/bin/grub-setup.

       --grub-mkrelpath=FILE
	      Use FILE as grub-mkrelpath.  The default is /usr/bin/grub-mkrelpath.

       --grub-probe=FILE
	      Use FILE as grub-probe.  The default is /usr/bin/grub-mkrelpath.

       --allow-floppy
	      Make the device also bootable as a floppy.  This option is the default for /dev/fdX devices. Some BIOSes will not boot  images  cre-
	      ated with this option.

       --recheck
	      Delete any existing device map and create a new one if necessary.

       --force
	      Install even if problems are detected.

       --force-file-id
	      Use identifier file even if UUID is available.

       --disk-module=MODULE
	      Use  MODULE for disk access.  This allows you to manually specify either biosdisk or native disk access.	This option is only avail-
	      able on the BIOS target platform.

       --no-nvram
	      Do not update the boot-device NVRAM variable.  This option is only available on IEEE1275 target platforms.

       --removable
	      Treat the target device as if it is removeable.  This option is only available on the EFI target platform.

       --bootloader-id=ID
	      Use ID as the bootloader ID.  This opption is only available on the EFI target platform.

       --efi-directory=DIR
	      Use DIR as the EFI System Partition root.  This opption is only available on the EFI ta rget platform.

       INSTALL_DEVICE
	      Install GRUB to the block device INSTALL_DEVICE.

SEE ALSO
       info grub

								  Wed Feb 26 2014						   GRUB-INSTALL(1)