Re: [PATCH 02/04] PCI: use the MCFG table to properly access pci devices (i386)

Andi Kleen
2005-06-15T09:48:36Z

On Tue, Jun 14, 2005 at 10:31:20PM -0700, Greg KH wrote:
> Now that we have access to the whole MCFG table, let's properly use it
> for all pci device accesses (as that's what it is there for, some boxes
> don't put all the busses into one entry.)
>
> If, for some reason, the table is incorrect, we fallback to the "old
> style" of mmconfig accesses, namely, we just assume the first entry in
> the table is the one for us, and blindly use it.

I think it would be better to set different bus->ops at probe
time, not walk the table at runtime.

-Andi