Re: the new VMt

Jeff Garzik
2000-09-25T17:51:16Z

On Mon, 25 Sep 2000, Oliver Xymoron wrote:
> Sure about that? It's been a while, but I seem to recall NT enforcing a
> scatter-gather framework on all drivers because it only gave them virtual
> allocations. For the cheaper cards, the s-g was done by software issuing
> single span requests to the card.

The Matrox framegrabber guys use some API under NT to allocate
megabytes upon megabytes of contiguous memory for DMA.

Jeff