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Date:      Wed, 19 Feb 1997 10:29:32 -0700
From:      Steve Passe <smp@csn.net>
To:        Ade Barkah <mbarkah@hemi.com>
Cc:        freebsd-smp@freebsd.org
Subject:   Re: Neptune woes... 
Message-ID:  <199702191729.KAA02748@clem.systemsix.com>
In-Reply-To: Your message of "Wed, 19 Feb 1997 00:16:44 MST." <199702190716.AAA09778@hemi.com> 

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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




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