Re: HEADS UP! 6.0-RELEASE coming

From: Mikko Työläjärvi <mbsd_at_pacbell.net>
Date: Wed, 2 Nov 2005 20:33:39 -0800 (PST)
On Tue, 1 Nov 2005, Scott Long wrote:

> Felipe openglx wrote:
>> In fact I agree with Scott. There isn't much the OS can do.
>> 
>> As for that bug, I'm already in contact with the X.org developers and
>> trying to do a deeper debugging on what's going on. The driver
>> developer himself said he cannot test that on FreeBSD, thus not
>> assuring it full functionality. So it looks much more to be a X.org
>> problem than FreeBSD one.
>> 
>> On 11/1/05, Scott Long <scottl_at_samsco.org> wrote:
>> 
>>> Yar Tikhiy wrote:
>>> 
>>>> When a 3rd party package crashes our OS, we should care about the
>>>> issue, too.  However, this case seems to require more investigation
>>>> by developers who have similar hardware.
>>>> 
>>> 
>>> The fact that X has access to /dev/io means that it can do whatever it
>>> wants to corrupt the machine, and there isn't much the OS can do about
>>> it.
>>> 
>>> Scott
>>> 
>> 
>> 
>> 
>> --
>> openglx_at_StarByte.net
>
> One caveat that I forgot is that there are SiS AGP and DRI/DRM modules
> that operate in the kernel and come with the stock FreeBSD sources.
> You should isolate these out before looking any further.  For AGP,
> make sure that 'device agp' is not in your kernel or loaded as a
> module, and for DRM make sure that your X config file omits the DRI/DRM
> options.  If it still fails then it's almost certainly an X bug and not
> a FreeBSD bug.  If it's a DRM problem then you'll still want to contact
> the X folks since that code is maintained outside of the FreeBSD
> project.  If it's an AGP problem then we'll mark is as something that
> needs fixing for 6.1.

I had this problem. Making X not reboot the machine required removing
the "sis" module, as it would be unconditionally loaded by the X
server even without drm configured.  I no longer have the hardware,
and so can't do any further experiments.

   $.02,
   /Mikko
Received on Thu Nov 03 2005 - 03:33:50 UTC

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