cvs commit: src/sys/i386/pci pci_cfgreg.c

David O'Brien obrien at
Mon Dec 13 17:57:00 PST 2004

On Mon, Dec 13, 2004 at 06:49:05PM -0700, Scott Long wrote:
> David O'Brien wrote:
> >On Mon, Dec 13, 2004 at 02:16:53PM -0800, Peter Wemm wrote:
> >>BTW, I think it is amusing that the only machines readily available that 
> >>have PCI-Express to run FreeBSD/amd64 on are Intel systems...
> >
> >Why?
> >Today there is zero benefit to PCI-Express vs. AGP 8x or PCI-X 133mhz.
> There is a benefit from the new generation of devices that are coming 
> out for only PCI-Express and have features and performance that will not
> be matched in their PCI-X counterparts.  While it's always fun for
> FreeBSD to be chronically behind the curve in device support, I'd like
> to experiment with breaking that feature and seeing if anyone has a
> heart attack when their bleeding edge NIC or storage card works the day

I didn't question your interest in PCI-Express.  I was responding to
Peter's observation that today one cannot buy an AMD64 PCI-Express

-- David  (obrien at

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