RE: MMCONFIG violates pci power mgmt spec

From: Michael Chan
Date: Thu Aug 05 2004 - 18:32:31 EST



>
> I believe the PCI Express spec says that config writes are
> never posted. (I'll check later to be sure)
>
> - Roland
>

Yes, the config write on the PCI Express link is never posted. But the
mmconfig write that gets translated by the chipset to config write on
the PCI Express link may or may not be posted. It is implementation
specific.

Michael

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