Re: Funky PCI bug.

Dan Merillat (Dan@merillat.org)
Tue, 19 Nov 1996 18:01:54 -0500 (EST)


On Tue, 19 Nov 1996, Dan Merillat wrote:

> Date: Tue, 19 Nov 1996 17:44:32 -0500 (EST)
> From: Dan Merillat <Dan@merillat.org>
> To: Linux Kernel List <linux-kernel@vger.rutgers.edu>
> Cc: Linus Torvalds <Linus.Torvalds@cs.helsinki.fi>
> Subject: Funky PCI bug.
>
>
>
> Hmm... got a rather nasty situation last night.
> It's definatly bad hardware that caused it, but linux definatly died badly.
> Ok, here's the scenario.
>
> I put a new adaptec board (AHA 3940W) in an older SiS system
> (Host bridge: Silicon Integrated Systems 85C496 (rev 1).)
>
> Now, the SiS is crap, and didn't recognise the Adaptec. No problem, I had
> an older 2940 that it liked. So I put the 2940 in next to the 3940, and
> put all the SCSI drives on that. Because I was testing, I left the 3940 in.
> The PCI bios reported only the 2940 (as was expected)
>
> When I booted, at the PCI probe, I got:
> Nov 19 04:50:42 news kernel: e/linux/pci.h
> Nov 19 04:50:42 news kernel: Warning : Unknown PCI device (cd:0). Please read i

Oh, and before anyone tells me to read include/linux/pci.h...
the 3940 works fine in most boards... and has been working with linux for
quite some time. It's just this one old MB that tickles the bug.

--Dan