Re: [PATCH 2/3] x86: GEODE: add Virtual Systems Architecturedetection

[Andres Salomon]

On Thu, 10 Apr 2008 09:10:57 +0100
Alan Cox <alan@xxxxxxxxxxxxxxxxxxx> wrote:

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

Excellent point.  Can we extend this to check for a VSA1-specific
string, or does VSA1 not have a similar signature?




 
> > +/* 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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