From owner-freebsd-smp  Wed Feb 19 09:33:21 1997
Return-Path: <owner-smp>
Received: (from root@localhost)
          by freefall.freebsd.org (8.8.5/8.8.5) id JAA05446
          for smp-outgoing; Wed, 19 Feb 1997 09:33:21 -0800 (PST)
Received: from clem.systemsix.com (clem.systemsix.com [198.99.86.131])
          by freefall.freebsd.org (8.8.5/8.8.5) with SMTP id JAA05436
          for <freebsd-smp@freebsd.org>; Wed, 19 Feb 1997 09:33:15 -0800 (PST)
Received: from localhost (localhost [127.0.0.1]) by clem.systemsix.com (8.6.12/8.6.12) with SMTP id KAA02748; Wed, 19 Feb 1997 10:29:33 -0700
Message-Id: <199702191729.KAA02748@clem.systemsix.com>
X-Authentication-Warning: clem.systemsix.com: Host localhost didn't use HELO protocol
X-Mailer: exmh version 1.6.5 12/11/95
From: Steve Passe <smp@csn.net>
To: Ade Barkah <mbarkah@hemi.com>
cc: freebsd-smp@freebsd.org
Subject: Re: Neptune woes... 
In-reply-to: Your message of "Wed, 19 Feb 1997 00:16:44 MST."
             <199702190716.AAA09778@hemi.com> 
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Date: Wed, 19 Feb 1997 10:29:32 -0700
Sender: owner-smp@freebsd.org
X-Loop: FreeBSD.org
Precedence: bulk

Hi,

> Things run pretty well, except:
> 
> 1) On a warm boot, the machine hangs during startup, right after:
> 
> | npx0 on motherboard
> | npx0: INT 16 interface
> | Enabled INTs: 1, 2, 3, 4, 6, 7, 8, 10, 15, imen: 0x00ff7a21
> 
> (hangs here, int 13 is missing, imen value different from below)
> 
> after hitting the 'reset' key (or power cycle) the machine boots 
> up fine. The corresponding lines:
> 
> | npx0 on motherboard
> | npx0: INT 16 interface
> | stray irq 13
> | Enabled INTs: 1, 2, 3, 4, 6, 7, 8, 10, 13, 15, imen: 0x00ff5a21

this is a "feature" of the Neptune chipset (on some MBs).  I'm sure that there
is something being done "wrong" in my code, but not having access to a  Neptune
MB I have no way of chasing it....  when I get more time I'll write some
tests for  Neptune user's to try.

---
> 2) Not sure if it's ok or not, but on shutdown/halt, the machine
>    prints:
> 
> | boot() called on cpu#1
> | oops, I'm on cpu#1, I need to be on cpu#0!
> | SMP: cpu#1 freezing
> |
> | Syncing disks... done

normal and expected.


--
Steve Passe	| powered by
smp@csn.net	|            FreeBSD