Re: Porting nouveau/ttm/drm to FreeBSD/OpenSolaris

["\"C. Bergström\"" <cbergstrom-Hl0AACgZOF5l57MIdRCFDg@public.gmane.org>]

Stephane Marchesin wrote:
> 2010/1/23 "C. Bergström" <cbergstrom-Hl0AACgZOF5l57MIdRCFDg@public.gmane.org>:
>   
>> Hi all,
>>
>> One of our (PathScale) engineers is planning to port nouveau and all
>> dependencies to OpenSolaris.  We have two routes we can take and would
>> like some feedback from the community.
>>
>> 1) There's an existing drm without ttm that was done by the FreeBSD
>> developers.  Would anyone from the fbsd team like to go over some of the
>> trouble they've had in porting ttm?
>>
>> 2) The engineer doing the work is much more familiar with Intel GEM and
>> has said the following (which I don't honestly know if it's true or not)
>>    a. Intel GEM surely will continue to be supported
>>    b. It's already available on OpenSolaris
>>    c. More portable than ttm
>>    d. GEM doesn't have support for nvidia cards and is missing some
>> important features.  (For OpenSolaris he says those can be added and is
>> less effort than porting ttm)
>>    e. Is probably better performance compared to ttm
>>
>>     
>
> How do you plan to handle "real" video memory in GEM? Will you add
> support for it in the GEM common code?
>   
Short answer.. If we go with GEM then yes.