Subject: Re: ex0: couldn't map interrupt
To: Pavel Cahyna <>
From: Manuel Bouyer <>
List: tech-kern
Date: 02/08/2003 11:50:59
On Sat, Feb 08, 2003 at 11:15:18AM +0100, Pavel Cahyna wrote:
> Hello,
> > 
> > Did you check your BIOS options (make sure nothing is disabled, and
> > PnP OS is set to no) ?
> btw. what does this 'PnP OS' option in BIOS exactly mean? I cheched the
> Ports/i386 web pages and didn't found any explanation of it. Is it
> related to isapnp or is it something more general?

It's a hack for win98. This option tell the BIOS to not allocate resources
to the PCI cards, leading to problems like "unable to map registers"
or "no mapping for interrupt"

Manuel Bouyer <>
     NetBSD: 24 ans d'experience feront toujours la difference