Re: [Dri-users] Real Multihead and Xinerama with Radeon

[Russell S. <rj...@ne...>]

Alex Deucher wrote:
> On 9/7/05, Arnaud Thiry <arn...@gm...> wrote:
> 
>>Appologies if this appears twice, it doesn't appear on the archive though)
>> 
>> I've got a Radeon 9250 and I managed to make it work in multihead
>>environment. The problem is that DRI says (in the Xorg log) that it's
>>disabled because I'm using Xinerama. I can't use the MergeFB option because
>>I have multihead on more than 2 screens.
>>    Is it indeed possible to use DRI with a radeon in a multihead (xinerama)
>>environment?
> 
> No there is currently no way to use the DRI with xinerama.
> 
>> Relevant pieces of information:

...

> 
> the DRI only works on single screens or with mergedfb.  You can do
> multi-head with DRI as long as you don't use xinerama.
> 
> Alex

Why? Is it a hardware limitation, or software limitation?