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SubjectRe: Problem with AMD chipsets. Was "Re: problems doing direct dma from a pci device to pci-e device"
Mark Hounschell wrote:
> I wonder what they expect you to get out of "P2P traffic _could_ be only
> memory writes" Does that mean it _can_ be configured as "P2P traffic is
> enabled for only writes"? In any case I can do neither reads or writes.

AFAICT you won't be able to do P2P reads in any case.

> As for the MISC bits described in the BDG, it appears that by default all
> the P2PDIS bits will be set to 0. Are there tools that would enable me to
> look at these bits and even change them if they are set.

setpci


Regards,
Clemens


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