From owner-freebsd-net@FreeBSD.ORG Thu Dec 22 06:53:29 2005 Return-Path: X-Original-To: freebsd-net@freebsd.org Delivered-To: freebsd-net@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id EDA5B16A41F for ; Thu, 22 Dec 2005 06:53:29 +0000 (GMT) (envelope-from nielsen-list@memberwebs.com) Received: from mail.npubs.com (mail.wsfamily.com [209.66.100.224]) by mx1.FreeBSD.org (Postfix) with ESMTP id AE53C43D45 for ; Thu, 22 Dec 2005 06:53:29 +0000 (GMT) (envelope-from nielsen-list@memberwebs.com) From: Nate Nielsen User-Agent: Mozilla Thunderbird 1.0.7 (X11/20051013) X-Accept-Language: en-us, en MIME-Version: 1.0 To: Sam Leffler References: <20051216233343.8BECB70DD6F@mail.npubs.com> <43A46701.5050207@errno.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Message-Id: <20051222071026.2A57E70DDA1@mail.npubs.com> X-Virus-Scanned: ClamAV using ClamSMTP Date: Thu, 22 Dec 2005 07:10:26 +0000 (GMT) Cc: freebsd-net@freebsd.org Subject: Re: Atheros Looping: ath0: hardware error; resetting X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: nielsen@memberwebs.com List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 22 Dec 2005 06:53:30 -0000 -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Sam Leffler wrote: > Seems to work fine here with CURRENT; I just typed the exact commands > from above. "hardware errors" are typically dma errors. If you're > operating in adhoc mode the h/w is periodically sending beacons and if > that tx descriptor gets setup wrong it can cause a dma error. Marking > the interface down will shutdown all dma so if you're seeing these > repeat try doing that. Perhaps there is a race in changing state but I > just did a tight loop where I switched media and saw nothing bad happen. Very strange. I've also seen it switching channels. Maybe it is bad hardware. These radios are now deployed. I'll test again with the next batch. > I can try 6.0 later. FWIW 5213 is kinda nebulous; the only true info > are the mac+phy revs from dmesg|grep ath. ath0: mac 5.9 phy 4.3 radio 3.6 Cheers, Nate -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.1 (GNU/Linux) Comment: Using GnuPG with Thunderbird - http://enigmail.mozdev.org iD8DBQFDqk2ve/sRCNknZa8RAm5FAKC8qQReDSnxUvdtPT+kE46fw95auwCfee9E Ui+YtsnQeGhHnUfK+3GuriI= =Zhy5 -----END PGP SIGNATURE-----