Re: ISA slot detection on PCI systems?

From: Vojtech Pavlik (
Date: Fri Jan 04 2002 - 15:56:54 EST

On Fri, Jan 04, 2002 at 03:33:05PM -0500, Eric S. Raymond wrote:
> Dave Jones <>:
> > Indeed. Something I'm trying to convey to Eric, but I don't think
> > he realises just how many pooched BIOSen there are out there.
> > His conservative estimate of '150 entries in the blacklist'
> > is possibly off by an order of 10 times or more.
> Are there even 1500 distinct PC motherboard designs in *existence*? :-)

Definitely. And multiply that with BIOS revisions.

> Think, Dave. The DMI standard dates from 1998. For there to be 1500
> entries on the blacklist, someone would have to have been cranking out
> *500* PCI-capable, DMI-supporting motherboard designs a year each and
> every one of which lies about having ISA slots.
> This seems...implausible.

Not to me.

Vojtech Pavlik
SuSE Labs
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