Subject: Re: kern/23529 pdcide0:0 and 0:1 bogus intr messages repeating forever on kernel load
To: Michael Hertrick <email@example.com>
From: Manuel Bouyer <firstname.lastname@example.org>
Date: 11/23/2003 22:14:41
On Sun, Nov 23, 2003 at 12:47:49AM -0500, Michael Hertrick wrote:
> I attempted the following in kernel config file:
> wd* at atabus? drive ? flags 0x0fac
> cd* at atapibus? drive ? flags 0x0fac
> To force PIO mode 4 and DMA mode 2 (disabling UltraDMA). This had no
> effect... still bogus intr problem.
> Then I tried disabling DMA altogether, with "flags 0x0ffc" on wd and
> cd. This also had no effect... still bogus intr problem.
> By breaking into gdb (ctrl-alt-esc) as soon as the problem starts and
> entering "dmesg", I could see it never seems to get to attaching wd*. I
> suppose that's what it's trying to do when the "bogus intr" occurs.
> What can I do to help troubleshoot this problem?
I think this happens while the channel is being reset.
First I'll see if I can find a quantun drive at work, as I have
both U100 and U66 promise IDE controllers to test. What is the exact model
you have ?
Manuel Bouyer <email@example.com>
NetBSD: 24 ans d'experience feront toujours la difference