Re: VIA text console corruption and fix.

[Hans-Christian Armingeon <linux.johnny@gmx.net>]

Am Mittwoch, 27. März 2002 23:55 schrieb Steven Walter:
> On Wed, Mar 27, 2002 at 09:17:30PM +0200, Berend De Schouwer wrote:
> [...]
>
> > I have 3000+ identical VIA KT133/Duron 750MHz machines.  In 20% of these
> > the bug is visible, in the others, it isn't.  The machines run in an
> > LTSP-ish configuration.  The machines are supposed to be identical (they
> > were bought together), but have different revisions of BIOS versions,
> > etc.  They have on-board S3 Savage cards that steal RAM from the main
> > RAM.
>
> Aha, another.  You're the fourth or fifth person with this problem.  I
> have a patch very similar to yours.  What my patch does is only clear
> bit 7, which is what was experimentally determined to disable the Write
> Memory Queue.  So far it seems that only KM133 (KT133 w/onboard S3
> Savage) are afflicted.
Well, I had a corrupted screen [unreadable characters], after running KDE rc3 for a few hours. Seems like the console font has been corrupted.
>
> However, the patch isn't being accepted until an explanation from VIA is
> obtained (apparently the head kernel honcho's were explicitly told to
> clear bit 5).  I'm working on that now.