[PATCH] EXA support for i830

Alan Hourihane alanh at fairlite.demon.co.uk
Thu Aug 18 09:18:25 PDT 2005

On Mon, 2005-08-08 at 09:23 -0700, Jesse Barnes wrote:
> Well, partial EXA support anyway.  This version works for me, but has 
> some issues:
>   o under KDE there's a small rectangle in the upper left that won't go
>     away, I haven't isolated which change causes it yet
>   o bottom to top blits don't work for some reason, even though I'm
>     using the same command that xaa used, so they're done by the EXA
>     core (slowly)
>   o UploadToScreen and DownloadToScreen aren't implemented yet
>   o *Composite aren't implemented yet
>   o my offscreenBase calculation isn't precise, I'm missing out on an
>     adjustment made by the I830 PreInit somewhere, but it doesn't result
>     in overlap on my machine anyway (though if you have a different
>     amount of memory than me, you may see corruption)
> Anyway, those things aside, it works fine for me.  I was hoping to get 
> some eyes on it since my knowledge of driver internals and the i8xx in 
> particular is pretty superficial at this point.


Sorry for not pinging sooner. I'll take a look at these very soon.

Let me know if you've anything later that I can plug into my CVS.


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