Subject: Re: Multiple busses of the same kind
To: Jason R Thorpe <firstname.lastname@example.org>
From: Todd Vierling <email@example.com>
Date: 07/31/2001 18:21:22
On Tue, 31 Jul 2001, Jason R Thorpe wrote:
: > > > True, but then wouldn't both of these isa busses appear in different parts
: > > > of the processor's address space?
: > > >
: > > > Does our isa code deal with isa busses not being at 0-1 MB?
: > >
: > > Um, that can't happen :-)
: > as referring to 0-1MB of the CPU address space, not 0-1MB of the PCI
: > address space.
: All, well, on almost all platforms *OTHER* than the PC, the ISA bus
: is in fact not in 0-1MB of CPU address space.
The point was that the origins of the thread referred to an i386 laptop with
two pcib's when docked, although I don't believe that it was ever confirmed
to have a real ISA bus inside the docking station (...I'd believe so,
Is this a situation that we can handle?
-- Todd Vierling <firstname.lastname@example.org> * Wasabi NetBSD: Run with it.
-- NetBSD 1.5 now available on CD-ROM -- http://www.wasabisystems.com/