Subject: Re: wdc0(0): lost interrupt
To: Chris Jones <cjones@honors.montana.edu>
From: Manuel Bouyer <bouyer@antioche.lip6.fr>
List: port-i386
Date: 07/28/1998 21:31:14
On Jul 28, Chris Jones wrote
> I've got an old (1991 vintage) 486 with a vesa local bus card that has
> IDE, serial, floppy, and a few other things on it.  Booting the 1.3.2
> install disk, I get complaints about unknown pci devices (I'm assuming
> that's a clash between PCI and VESA), but it identifies wdc0, wd0, fdc0,
> fd0, etc. just fine.  I can go through most of the install, including
> disklabel and newfs, but it runs into trouble when it starts copying over
> the bootstrapping binaries.  I get errors like this:
> 
> wdc0(0): lost interrupt
> 	type: ata
> 	c_bcount: n
> 	c_skip: 8192
> 
> The "n" varies, but the rest is constant.
> 
> So, if VESA a totally unsupported configuration, or just a partially
> unsupported thing?  Is that likely to be the problem here, or do I just
> have a bad hard drive?
> 

I've seen this from time to time on various machines, but I've never such a
machine long enougth to track this down. Also, I've got tons
of problems with VESA controllers, which tends to do strange this in
your back.

Could you give a try at the boot floppy in
ftp://ftp.netbsd.org/pub/incoming/bouyer ? (and let me know the result)

It's a reworked IDE driver with support for PCI DMA, and some improvements for
non-PCI controllers as well.

--
Manuel Bouyer, LIP6, Universite Paris VI.           Manuel.Bouyer@lip6.fr
--