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2008-03-28 Pavel Roskin <proski@gnu.org>

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* kern/i386/pc/startup.S
	(grub_biosdisk_get_diskinfo_int13_extensions): When converting
	data block address to the real mode, keep offset minimal.  This
	works around a bug in AWARD BIOS on old Athlon systems, which
	makes CD detection hang.
This commit is contained in:
proski 2008-03-28 17:06:29 +00:00
parent c5dfd43b5f
commit 77bcd27207
2 changed files with 9 additions and 1 deletions
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kern/i386/pc/startup.S
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@ -806,7 +806,7 @@ FUNCTION(grub_biosdisk_get_diskinfo_int13_extensions)
/* compute the address of drive parameters */
movw %dx, %si
xorw %dx, %dx
andl $0xf, %esi
shrl $4, %edx
movw %dx, %bx /* save the segment into %bx */
/* drive */