Subject: Re: PnP weirdness
To: None <explorer@flame.org>
From: Lennart Augustsson <augustss@cs.chalmers.se>
List: tech-kern
Date: 07/29/1998 20:11:03
> > When I claimed that the OS was PnP aware then the PCI based ethernet
> > card stopped working because the PCI attachment code said it couldn't
> > map its I/O registers.  Why?
> 
> Because the BIOS didn't configure the card.
> 
> > Do we depend on BIOS to set up the PCI cards?  Why?
> 
> Because according to the PCI spec, that's the BIOS's job.  The firmware
> is supposed to configure PCI cards, not the OS itself.
So what is supposed to happen when you claim to have a PnP aware OS?
Should BIOS stop configuring PCI devices?  That sounds like a
violation of the spec.

        -- Lennart