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Re: LOCK# accesses
> Hi. Can someone educate me as how to generate a LOCK# read access to my
> PCI device from software, ie: how does a software command generate a LOCK#
> read access on the PCI bus. The device I am reading from is behind a P2P
The best advice on how to generate LOCK# is: "don't". It is really bad for
system performance. And, it is a pain for the host to support. Not all
hosts support it.
Also, I have a vague recollection that P2P bridges are not required to
support LOCK. I may be wrong about that, though.