Re: Going beyond 256 PCI buses

[David S. Miller]

Jonathan Lundell writes:
 > As I recall, even a midline chipset such as the ServerWorks LE 
 > supports the use of two north bridges, which implies two PCI bus 
 > domains.

It hides this fact by making config space accesses respond in such a
way that it appears that it is all behind one PCI controller.  The
BIOS even avoids allowing any of the MEM and I/O resources from
overlapping.

Later,
David S. Miller
[e-mail]