EPIA-M HW graphics slow under linuxbios
Stefan Reinauer
stepan at suse.de
Thu Jan 29 05:10:01 CET 2004
* 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
More information about the coreboot
mailing list