No DRM kernel support for i830 ?

Keith Whitwell keith at tungstengraphics.com
Thu Aug 12 01:24:38 PDT 2004


Alexey Dokuchaev wrote:
> On Wed, Aug 11, 2004 at 12:20:11PM -0400, John Baldwin wrote:
> 
>>On Wednesday 11 August 2004 07:07 am, Alexey Dokuchaev wrote:
>>
>>>Hi there,
>>>
>>>Judging from /sys/dev/drm/ contents, and listed kernel options in NOTES,
>>>there's currently evidence of support for i810/830 chips in FreeBSD,
>>>which (I suspect) is the probable reason why DRI is not enabled on my
>>>box (FreeBSD 5.2-CURRENT from yesterday, latest X.Org).  I also found
>>>traces of i810/830 support in FDo CVS
>>>(http://freedesktop.org/cgi-bin/viewcvs.cgi/dri/drm/bsd/i830/),
>>>getting me to the fact that i8x0 files were removed from the BSD side,
>>>since they were not actually ported.  (Unfinished? broken? unstable?)
>>
>>The i830 DRM stuff is ported in a branch of DRI, but it's not in DRI head 
>>because of a security problem with the code.
> 
> 
> Thanks.  That's a good info to start with.  May I ask you the details of
> security problem you've mentioned, or at least some pointer in this
> direction?  Appropriate maillist and/or google reference would be fine,
> I guess.

In general, don't bother with the i830.o kernel module or driver any longer, 
they're deprecated in favour of the new, cleaner implementation in the i915 
drivers.  Look at the changes on the i865-agp branch and pull those into the 
i915 driver.

Keith



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