-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Timothy Normand Miller wrote: > Note: We looked at it with a PCI bus analyzer, and what we see is > that the x.org code results in long bursts, while ours results in > individual transactions, which would explain why we're so slow. What > could x.org code be doing that would result in bursts, while ours > doesn't?
Probably, the dcache generates bursts during write-back/flush and CPU generates single-beat accesses when writing to uncached areas (or write-through cache?) -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2 (MingW32) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQFGlWfqhk3bo0lNTrURAkYhAKDLwu7RZRRCfT+AVgEndYGPhpPRkACgpSmn kEKn+KZko5AUg3zWZhPyTBw= =y+/2 -----END PGP SIGNATURE----- _______________________________________________ Open-graphics mailing list [email protected] http://lists.duskglow.com/mailman/listinfo/open-graphics List service provided by Duskglow Consulting, LLC (www.duskglow.com)
