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2005-07-17 Yoshinori Okuji <okuji@enbug.org>

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* boot/i386/pc/boot.S (boot_drive_check): New label.

	* include/grub/i386/pc/boot.h (GRUB_BOOT_MACHINE_DRIVE_CHECK): New
	macro.

	* util/i386/pc/grub-setup.c (setup): Added a workaround for BIOSes
	which do not pass a boot drive correctly. Copied from GRUB Legacy.
This commit is contained in:
okuji 2005-07-17 14:57:07 +00:00
parent e293232b8e
commit f806d18efd
4 changed files with 42 additions and 4 deletions
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5
include/grub/i386/pc/boot.h
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@ -1,6 +1,6 @@
/*
* GRUB -- GRand Unified Bootloader
* Copyright (C) 1999,2000,2002 Free Software Foundation, Inc.
* Copyright (C) 1999,2000,2002,2005 Free Software Foundation, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@ -47,6 +47,9 @@
/* The offset of KERNEL_SEGMENT. */
#define GRUB_BOOT_MACHINE_KERNEL_SEGMENT 0x48
/* The offset of BOOT_DRIVE_CHECK. */
#define GRUB_BOOT_MACHINE_DRIVE_CHECK 0x4b
/* The offset of a magic number used by Windows NT. */
#define GRUB_BOOT_MACHINE_WINDOWS_NT_MAGIC 0x1b8