Re: Radeon 7500 w/ DRI locking on restart of X

From: Vulpes Velox <kitbsdlists_at_HotPOP.com>
Date: Tue, 26 Aug 2003 20:51:45 -0500
On Tue, 26 Aug 2003 13:27:11 -0700
Eric Anholt <eta_at_lclark.edu> wrote:

> On Tue, 2003-08-26 at 18:05, Vulpes Velox wrote:
> > I had similar problem with a 7200 and OGL. I solved the problem by turning
> > off some of the options in the X config.
> > 
> > On Tue, 26 Aug 2003 12:21:56 -0500 (GMT)
> > Sean Welch <welchsm_at_earthlink.net> wrote:
> > 
> > > Is anyone else seeing this issue?  I'm running into it
> > > on desktop boxes and a laptop running 4.8-RELEASE with
> > > up to date ports collections and various versions of
> > > DRI installed over a ports version of X.  I'm also seeing
> > > this under 5.1-RELEASE on the laptop.
> > > 
> > > Everything works perfectly unless/until I restart the X
> > > server.  This appears to be initiated automatically when
> > > running GDM -- ie, GDM starts, you log in using that X
> > > session, you log out and the session stops, GDM starts X
> > > again and displays the login screen.
> > > 
> > > This seems to happen a bit more than 1/3 of the times I
> > > try it (intentionally or not).  It isn't much of a problem
> > > on the laptop as I'm the only user and tend to turn the
> > > machine off when I log out but it is causing all sorts of
> > > issues on the desktops because they are intended to be
> > > used as multi-user (serially and also simultaneously)
> > > systems.
> > > 
> > > Any ideas?  The instability goes away completely with DRI
> > > disabled, but part of the use of these desktops is in the
> > > accelerated OpenGL rendering...
> > > 
> > >                                                   Sean
> 
> (CC'ed to -current since it's not -stable specific)
> 
> This is an example of why people need to send PRs and not just emails. 
> I realize now I've seen emails on this before, but I had forgotten about
> them because they seemed isolated and I didn't have them piling up in my
> assigned prs list (things pile up in my mailboxes easily, and I don't go
> back and check very often).
> 
> I've tried to reproduce this with a radeon, by doing startx, C-A-B to
> kill the server, then startx again.  The second time, the screen
> displays for a brief moment then goes black.  The system isn't hung, and
> I can exit using C-A-B again.  Is this what everyone else sees?
> 
> Everyone that's experiencing this and is using the DRI, what version of
> the radeon DRM is loaded?  (dmesg | grep drm)  Is anyone experiencing
> this without the DRI loaded?  The ForcePCIMode workaround is
> interesting, I'll take a look at what could be going on there.

drm0: <ATI Radeon QD R100> port 0x9800-0x98ff mem
0xdfe80000-0xdfefffff,0xd8000000-0xdbffffff irq 11 at device 0.0 on pci1
info: [drm] AGP at 0xe0000000 64MB
info: [drm] Initialized radeon 1.8.0 20020828 on minor 0
Received on Tue Aug 26 2003 - 11:54:07 UTC

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