From owner-freebsd-current@FreeBSD.ORG  Mon Nov 24 14:14:01 2003
Return-Path: <owner-freebsd-current@FreeBSD.ORG>
Delivered-To: freebsd-current@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 8CFBF16A4CE
	for <current@freebsd.org>; Mon, 24 Nov 2003 14:14:01 -0800 (PST)
Received: from blake.polstra.com (dsl081-189-066.sea1.dsl.speakeasy.net
	[64.81.189.66])	by mx1.FreeBSD.org (Postfix) with ESMTP id 2A0D443F75
	for <current@freebsd.org>; Mon, 24 Nov 2003 14:14:00 -0800 (PST)
	(envelope-from jdp@polstra.com)
Received: from strings.polstra.com (dsl081-189-067.sea1.dsl.speakeasy.net
	[64.81.189.67])
	by blake.polstra.com (8.12.9p2/8.12.9) with ESMTP id hAOMDx8b024835;
	Mon, 24 Nov 2003 14:13:59 -0800 (PST)	(envelope-from jdp@polstra.com)
Message-ID: <XFMail.20031124141359.jdp@polstra.com>
X-Mailer: XFMail 1.5.4 on FreeBSD
X-Priority: 3 (Normal)
Content-Type: text/plain; charset=us-ascii
Content-Transfer-Encoding: 8bit
MIME-Version: 1.0
In-Reply-To: <20031124135124.G87605@root.org>
Date: Mon, 24 Nov 2003 14:13:59 -0800 (PST)
From: John Polstra <jdp@polstra.com>
To: Nate Lawson <nate@root.org>
X-Bogosity: No, tests=bogofilter, spamicity=0.388037, version=0.14.5
cc: current@freebsd.org
Subject: Re: PII SMP system hangs during boot with ACPI enabled
X-BeenThere: freebsd-current@freebsd.org
X-Mailman-Version: 2.1.1
Precedence: list
List-Id: Discussions about the use of FreeBSD-current
	<freebsd-current.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>,
	<mailto:freebsd-current-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-current>
List-Post: <mailto:freebsd-current@freebsd.org>
List-Help: <mailto:freebsd-current-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-current>,
	<mailto:freebsd-current-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Mon, 24 Nov 2003 22:14:01 -0000

On 24-Nov-2003 Nate Lawson wrote:
> On Mon, 24 Nov 2003, John Polstra wrote:
>> On 24-Nov-2003 Nate Lawson wrote:
>> >
>> > Please also send the output of acpidump -t -d > jdp-P2.asl
>>
>> When I try to run that command, I get:
>>
>>   acpidump: sysctl machdep.acpi_root does not point to RSDP
>>
>> The sysctl command shows that machdep.acpi_root is 0.
>> Remember, though, in order to boot it I had to disable ACPI in
>> /boot/loader.conf.
> 
> Yes, I see.  You could use an older kernel like the 5.1R cd.

I'll try that, and send you the dump if I can get one.

> Both of these show that acpi_task_thread is calling a task and then
> AcpiOsSignalSemaphore is hanging.  I'm wondering if your system can't
> handle the acpi interrupt being moved to irq 20.  Please try this
> (untested) patch that should disable moving the SCI to irq 20.  jhb can
> probably address this better than I.

I tried your patch, but it didn't change the behavior any.

John