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Date: Wed, 11 Jul 2007 19:10:37 -0700
From: "H. Peter Anvin" <hpa@zytor.com>
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To: Bodo Eggert <7eggert@gmx.de>
CC: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
       Linus Torvalds <torvalds@linux-foundation.org>
Subject: Re: [PATCH] Use BIOS Keyboard variable to set Numlock
References: <Pine.LNX.4.58.0707112305390.2432@be1.lrz> <46957CBF.1000101@zytor.com> <Pine.LNX.4.58.0707120321200.28727@be1.lrz>
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Bodo Eggert wrote:
> 
>> That being said, one could argue that since this is a BIOS interface it
>> should be queried via INT 16h, AH=02h and stuffed in the zeropage
>> structure.  This would also solve the issue of it not being supported by
>> non-BIOS firmware.
> 
> This is an interesting option, but it's more invasive. I'd rather like a 
> feedback saying we can depend on that data area to be there.

I don't think we can.  You might find garbage there.

	-hpa