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Old 05-08-2006, 04:22 PM
Jerry Coffin
Posts: n/a
Default Re: PCI Express and DMA

In article
<[email protected]>,
[email protected] says...

[ ... ]

> I've scoured through the entire PCI Express Base Specification v2.0 (the
> Solari/Intel book) and DMA isn't mentioned once, as far as I can tell. I
> suppose it is at a higher level than the base spec covers. The Xilinx
> manuals don't mention it, either. I've also googled everywhere (websites,
> groups, etc.) for mention of PCI Express and DMA, to no avail.

PCI (express or otherwise) doesn't really support DMA as
such. Looking for bus mastering is much more likely to
get you useful information.


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