On 6/30/05, Keith Whitwell <[EMAIL PROTECTED]> wrote: > Alex Deucher wrote: > > > >>Please note that I havent tested this with current xorg cvs because of > >>various inconveniences. > >>What about the 2560 limit? > >>I noticed that with the new RADEONDoAdjustFrame I can have > >>1280x1024-1280x1024 setup if I remove the limits. > > > > > > I assume you are talking about the limits of the surface regs. I'll > > check the databooks tonight and see if I can figure out what they > > should be. Apparently the fglrx driver allows 2560, but that would > > seem to require an extra half bit of address or something. Maybe it's > > actually 12 bits, but they limit you to 2560 for bandwidth reasons... > > Or to hit a number that is significant for marketing purposes, like some > sort of XXXGA or HDTV standard resolution. >
I just committed Aapo's depth tiling fixes and new r3/4xx surface limits to xorg cvs. It looks like they are indeed using 12 bits for surface width, however, only tiled surfaces up to 3968 work properly. Unfortunately, the r300 books don't have any info on the surface regs. Alex > Keith > ------------------------------------------------------- SF.Net email is sponsored by: Discover Easy Linux Migration Strategies from IBM. Find simple to follow Roadmaps, straightforward articles, informative Webcasts and more! Get everything you need to get up to speed, fast. http://ads.osdn.com/?ad_idt77&alloc_id492&op=click -- _______________________________________________ Dri-devel mailing list Dri-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/dri-devel
