Subject: Re: lost interrupt, device timeout...
To: None <netbsd-help@netbsd.org>
From: Manuel Bouyer <bouyer@antioche.eu.org>
List: netbsd-help
Date: 10/26/2004 23:31:46
On Tue, Oct 26, 2004 at 11:22:47AM +0200, Jukka Salmi wrote:
> 
> I tried this, and couldn't reproduce the problem since. Fine! But,
> what I don't understand: connecting both disks to the same channel
> (as master & slave) on the mainboard seems to work fine; if they are
> connected to separate channels (both as master) on the mb I get
> 
> viaide0:0: lost interrupt
>         type: ata tc_bcount: 8192 tc_skip: 0
> viaide0:0:0: bus-master DMA error: missing interrupt, status=0x20
> viaide0:0:0: device timeout, c_bcount=8192, c_skip0
> wd0a: device timeout writing fsbn 64852684 of 64852684-64852699 (wd0 bn 64852747; cn 64338 tn 0 sn 43), retrying
> wd0: soft error (corrected)
> 
> Is this more likely a problem with the chipset or with the disk?

Or with the cable, or ... 
This kind of issues can be caused by signal distortion on the IDE bus,
which can have lots of cause.

-- 
Manuel Bouyer <bouyer@antioche.eu.org>
     NetBSD: 26 ans d'experience feront toujours la difference
--