On Fri, Aug 31, 2001 at 12:36:35PM -0500, Ben S. wrote:
> When ahc tries to attach, the message is "unable to map
> registers", because i/o space isn't enabled on bus pci3.
> It was disabled for the pci-pci bridge ppb0, because its
> parent host bridge pchb2 reports that i/o space is off.

I think that the actual problem here is that too many PCI buses
are probed. A crude patch to not probe as many buses has
worked in the past for other people. I don't think it's hard
to fix bus enumeration here, but I've not had time to look in to
it.

- Frank