Re: [patches] [patch 3/5] x86: Add PCI extended config space access for AMD Barcelona

On 9/5/07, Andreas Herrmann <[email protected]> wrote:
> On Wed, Sep 05, 2007 at 01:05:25PM +0200, Arne Georg Gleditsch wrote:
> > "H. Peter Anvin" <[email protected]> writes:
> > > You're missing the point.   How will the PCI bus transactions be
> > > different when using MMCONFIG versus your extended CF8 version?
> >
> > Conceivably this is useful if the IO hub does not support MMCONFIG
> > accesses.  The AMD 8111 does not, as far as I can see.  At least I
> > have an Opteron system where MMCONFIG is not supported, and I assume
> > it's because the 8111 doesn't provide it.  I don't know if this is
> > going to be a realistic scenario for Barcelona systems.

mmconfig is set in NB ( in new CPU), Do we still need to set mmconfig
in SB like mcp55?

YH
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