Re: mapped cached memory and pre-fetching.

2007-11-01 Thread Thomas Hellström
Dave Airlie wrote: On 10/31/07, Thomas Hellström [EMAIL PROTECTED] wrote: Dave Airlie wrote: On 10/31/07, Thomas Hellström [EMAIL PROTECTED] wrote: Dave, When starting out with TTM i did look a little at AGP caching issues and there was an issue with cached memory and

Re: mapped cached memory and pre-fetching.

2007-11-01 Thread Keith Whitwell
Thomas Hellström wrote: Dave Airlie wrote: On 10/31/07, Thomas Hellström [EMAIL PROTECTED] wrote: Dave Airlie wrote: On 10/31/07, Thomas Hellström [EMAIL PROTECTED] wrote: Dave, When starting out with TTM i did look a little at AGP caching issues and there was an issue

mapped cached memory and pre-fetching.

2007-10-31 Thread Thomas Hellström
Dave, When starting out with TTM i did look a little at AGP caching issues and there was an issue with cached memory and speculative pre-fetching that may affect the mapped-cached memory, and that we need to know about but perhaps ignore. Suppose you bind a page to the AGP aperture, but don't

Re: mapped cached memory and pre-fetching.

2007-10-31 Thread Dave Airlie
On 10/31/07, Thomas Hellström [EMAIL PROTECTED] wrote: Dave, When starting out with TTM i did look a little at AGP caching issues and there was an issue with cached memory and speculative pre-fetching that may affect the mapped-cached memory, and that we need to know about but perhaps

Re: mapped cached memory and pre-fetching.

2007-10-31 Thread Thomas Hellström
Dave Airlie wrote: On 10/31/07, Thomas Hellström [EMAIL PROTECTED] wrote: Dave, When starting out with TTM i did look a little at AGP caching issues and there was an issue with cached memory and speculative pre-fetching that may affect the mapped-cached memory, and that we need to know

Re: mapped cached memory and pre-fetching.

2007-10-31 Thread Dave Airlie
On 10/31/07, Thomas Hellström [EMAIL PROTECTED] wrote: Dave Airlie wrote: On 10/31/07, Thomas Hellström [EMAIL PROTECTED] wrote: Dave, When starting out with TTM i did look a little at AGP caching issues and there was an issue with cached memory and speculative pre-fetching that may