From owner-freebsd-current@FreeBSD.ORG  Tue Aug 17 11:17:54 2010
Return-Path: <owner-freebsd-current@FreeBSD.ORG>
Delivered-To: current@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 476CE106566C
	for <current@freebsd.org>; Tue, 17 Aug 2010 11:17:54 +0000 (UTC)
	(envelope-from ianf@clue.co.za)
Received: from inbound01.jnb1.gp-online.net (inbound01.jnb1.gp-online.net
	[41.161.16.135])
	by mx1.freebsd.org (Postfix) with ESMTP id D8FDC8FC0C
	for <current@freebsd.org>; Tue, 17 Aug 2010 11:17:53 +0000 (UTC)
Received: from [196.7.162.28] (helo=clue.co.za)
	by inbound01.jnb1.gp-online.net with esmtpsa
	(TLS-1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.63)
	(envelope-from <ianf@clue.co.za>)
	id 1OlKAy-0007Ci-B5; Tue, 17 Aug 2010 13:17:52 +0200
Received: from localhost ([127.0.0.1] helo=clue.co.za)
	by clue.co.za with esmtp (Exim 4.72 (FreeBSD))
	(envelope-from <ianf@clue.co.za>)
	id 1OlKAw-0001DC-QX; Tue, 17 Aug 2010 13:17:50 +0200
Message-Id: <E1OlKAw-0001DC-QX@clue.co.za>
To: Rui Paulo <rpaulo@FreeBSD.org>
From: Ian FREISLICH <ianf@clue.co.za>
In-Reply-To: <0D4EA23D-605F-4F15-B07E-6019055EA6F5@FreeBSD.org> 
References: <0D4EA23D-605F-4F15-B07E-6019055EA6F5@FreeBSD.org>
	<E1OlHMU-0000Vo-Lf@clue.co.za> 
X-Attribution: BOFH
Date: Tue, 17 Aug 2010 13:17:45 +0200
Cc: current@freebsd.org
Subject: Re: AR9280 "bb hang" and other 
X-BeenThere: freebsd-current@freebsd.org
X-Mailman-Version: 2.1.5
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: Tue, 17 Aug 2010 11:17:54 -0000

Rui Paulo wrote:
> 
> On 17 Aug 2010, at 09:17, Ian FREISLICH wrote:
> > 2. I'm getting these messages fairly often.  Transmission stops
> > briefly around these times:
> >=20
> > Aug 17 08:58:47 mini kernel: ath0: bb hang detected (0x80)
> > Aug 17 09:01:59 mini kernel: ath0: bb hang detected (0x80)
> > Aug 17 09:05:47 mini kernel: ath0: hardware error; resetting
> > Aug 17 09:05:47 mini kernel: ath0: 0x00000000 0x00002000 0x00000000, =
> 0x00000000 0x00000000 0x00000000
> > Aug 17 09:29:08 mini kernel: ath0: bb hang detected (0x80), resetting
> > Aug 17 09:37:57 mini kernel: ath0: bb hang detected (0x80), resetting
> > Aug 17 09:49:10 mini kernel: ath0: bb hang detected (0x80), resetting
> > Aug 17 10:06:17 mini kernel: ath0: bb hang detected (0x80), resetting
> >=20
> 
> BB hangs are a problem with the 9280 but I don't know how to fix.

Do you have a card to play with?  (Since I'm offering hardware at the moment)

> Hardware errors shouldn't happen, but this might mean you have very =
> aggressive power reduction settings (ACPI C3, etc.) that are interfering =
> with the atheros card. This has happened to me in the past.

I don't think it's that:

hw.acpi.cpu.cx_lowest: C1

Ian


-- 
Ian Freislich