Re: Intel vs AMD x86-64

Dave Jones
2004-02-24T16:45:36Z

On Mon, Feb 23, 2004 at 09:42:05PM -0500, Albert Cahalan wrote:
> Setting up only one of the IO-MMUs would be neat.

AGPv3 standard mandates that you MUST keep all GARTs coherent,
so this isn't possible. The amd64 GART driver goes to great
lengths to make sure it does update the northbridges on every
CPU whenever something changes.

Dave