linux-kernel - Re: [PATCH 2/3] x86: GEODE: add Virtual Systems Architecture detection

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Date:	Thu, 10 Apr 2008 09:10:57 +0100
From:	Alan Cox <alan@...rguk.ukuu.org.uk>
To:	Andres Salomon <dilinger@...ued.net>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	linux-kernel@...r.kernel.org, info-linux@...de.amd.com,
	jordan.crouse@....com
Subject: Re: [PATCH 2/3] x86: GEODE: add Virtual Systems Architecture
 detection

On Wed, 9 Apr 2008 22:33:28 -0400
Andres Salomon <dilinger@...ued.net> wrote:

> 
> This is generic VSA detection.  It's used by OLPC to determine whether or
> not the BIOS contains VSA, but since other BIOSes are coming out that don't
> use the VSA (ie, tinybios), it might end up being useful for others.

NAK - but minor

This is a check for *VSA2* which is not the same as VSA1 (Cyrix one) and
for older systems that actually matters as you may have VSA1 or VSA2 and
they are detected differently.

> +/* VSA magic values */

These should be VSA2 I think

> +static inline int geode_has_vsa(void)

has_vsa2


Alan (Keeper of the ancient cyrix docs ;))
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