Re: dell poweredge 1850 and interrupt re-mapping (disks timeout)

To: netbsd-users%netbsd.org@localhost
Subject: Re: dell poweredge 1850 and interrupt re-mapping (disks timeout)
From: christos%astron.com@localhost (Christos Zoulas)
Date: Thu, 8 Dec 2011 02:10:06 +0000 (UTC)

In article 
<CAB3JEf8T1kH_Aw_uzO-BqiEDE14JBnRsiypwsZNeCTqPhmbosA%mail.gmail.com@localhost>,
john refling  <netbsdrat%gmail.com@localhost> wrote:
>I have a Dell poweredge 1850 and have tried installing adaptec 29160 /
>39160 scsi cards.
>
>The scsi devices always time out.  A freebsd post a few years ago points to
>the same problem I have on NetBSD 5.1:
>
>*ahc1: Timedout SCB already complete. Interrupts** may not be functioning.
>***
>here:
>http://lists.freebsd.org/pipermail/freebsd-scsi/2003-September/000566.html
>
>I assume that this is a similar issue, namely with the Dell BIOS being
>broken and reporting interrupts incorrectly, and then kernel not getting
>correct interrupt.
>

Can you compile a kernel with PCIBIOSVERBOSE, PCIVERBOSE, PCI_INTR_FIXUP
and send us the dmesg?

christos

References:
- dell poweredge 1850 and interrupt re-mapping (disks timeout)
  - From: john refling

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