-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Keith Whitwell wrote:
> machine. Was the test on the same machine? Do unichrome systems with > agp slots exist? Heck yes! The K8M8x0 and PM8x0 chips, for Athlon64 and Pentium4 respectively, support AGP slots. I think the original CLE266 is the only one that doesn't. > The ways to faster upload performance on unichrome would seem to be: > 1) explore the dma work that has been done recently in the X11 driver > and see if that can be brought over for texture uploads. > 2) investigate the technique of uploading by pulling texture data > into the GTT without performing any copying. > > Probably (2) is what you're looking for, but there are no open-source > examples of how to do this. Kudos will await if you figure it out & > implment a workable scheme - it's mainly a matter of kernel hacking, I > don't think the hardware issues are particularly difficult. Many kudos. ;) > It's worth noting that the unichrome is not a radeon, and the cpu's on > those boxes are quite constrained compared to fast P4's and Athlons. > This will have an effect on how far you can take this. That's only true for the original CLE266 and, perhaps, the CN400 based systems. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.6 (GNU/Linux) iD8DBQFDehF1X1gOwKyEAw8RAtNeAJ4gZb2/MZDVpdG+Z7o8dSNGn5M9VgCfR1oE BAySsRm4vAzJYiPgw8mafr8= =1FCY -----END PGP SIGNATURE----- ------------------------------------------------------- This SF.Net email is sponsored by the JBoss Inc. Get Certified Today Register for a JBoss Training Course. Free Certification Exam for All Training Attendees Through End of 2005. For more info visit: http://ads.osdn.com/?ad_id=7628&alloc_id=16845&op=click _______________________________________________ Mesa3d-dev mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/mesa3d-dev
