EPIA-M HW graphics slow under linuxbios

Dmitry Borisov jbors at mail.ru
Thu Jan 29 15:25:01 CET 2004


How to verify what you're saying about AGP bridge ?
Are ther any utilities or something ? 
Let me know if I can do some research and where to look.
Thanks,
Dmitry/

----- Original Message ----- 
From: "Stefan Reinauer" <stepan at suse.de>
To: "Dmitry Borisov" <jbors at mail.ru>
Cc: <linuxbios at clustermatic.org>
Sent: Thursday, January 29, 2004 2:22 AM
Subject: Re: EPIA-M HW graphics slow under linuxbios


> * Dmitry Borisov <jbors at mail.ru> [040129 05:07]:
> > Hi, I have taken freebios from CVS and applied the patch from here
> > http://www.clustermatic.org/pipermail/linuxbios/2003-July/004046.html
> > to enable VGA. It works perfect. Exactly what I need.  The major
> > problem with such a build is that directfb( it uses HW accelaration
> > extensively ) works 2 times slower. Even though it still uses it as
> > without acceleration it runs 10 times slower...  I'm wondering what
> > could cause such a slow performance ? Does anyone have any suggestions
> > ?  ( It seems all other pure memory/disk programs are not affected )
> > Dmitry/
> 
> Just guessing ...
> Maybe an MTRR entry is missing? Does the epia connect it's graphics with
> an (AGP) bridge? Maybe the bridge is not at full speed?
> 
>   Stefan
> -- 
>      Stefan Reinauer, SUSE LINUX AG
> Teamleader Architecture Development
> _______________________________________________
> Linuxbios mailing list
> Linuxbios at clustermatic.org
> http://www.clustermatic.org/mailman/listinfo/linuxbios
> 



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