
Dual-Booting Linux and Windows NT/2000/XP | 563
Boot Methods
This is the Title of the Book, eMatter Edition
Copyright © 2006 O’Reilly & Associates, Inc. All rights reserved.
Options
--force-lba
Force install to use LBA mode. Specify this option if your
BIOS supports LBA mode but you find that GRUB isn’t
working in LBA mode without it.
--prefix=dir
Specify the directory where the GRUB images are located. If
not specified, GRUB searches for them in /boot/grub and /grub.
--stage2=os_stage2_file
Passed to install to tell GRUB the operating system name of
the Stage 2 file.
testload
testload file
Read the contents of a file in different ways and compare the results
to test the filesystem code. If no errors are reported and the final
output reports an equal value for the reported variables i and
filepos, then the filesystem is consistent and you can try loading a
kernel.
testvbe
testvbe mode
For a VBE (VESA BIOS Extension) BIOS, test the specified VESA
BIOS extension mode. You should see an animation loop, which
you can cancel by pressing any key.
uppermem
uppermem kbytes
Tell GRUB to assume that only the specified number of kilobytes of
upper memory are installed. You should need to use this command
only for old systems, where not all the memory may be recognized.
vbeprobe
vbeprobe [mode]
For a VBE BIOS, probe VESA BIOS extension information. If mode
is specified, the output shows only information for that mode;
otherwise, ...