From owner-freebsd-current@FreeBSD.ORG Mon Mar 8 07:10:38 2004 Return-Path: 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 E4EB716A4CE; Mon, 8 Mar 2004 07:10:38 -0800 (PST) Received: from srv1.cosmo-project.de (srv1.cosmo-project.de [213.83.6.106]) by mx1.FreeBSD.org (Postfix) with ESMTP id 15CCE43D1F; Mon, 8 Mar 2004 07:10:38 -0800 (PST) (envelope-from ticso@cicely12.cicely.de) Received: from cicely5.cicely.de (cicely5.cicely.de [IPv6:3ffe:400:8d0:301:200:92ff:fe9b:20e7]) (authenticated bits=0) i28FAWrQ017457 (version=TLSv1/SSLv3 cipher=EDH-RSA-DES-CBC3-SHA bits=168 verify=OK); Mon, 8 Mar 2004 16:10:34 +0100 (CET) (envelope-from ticso@cicely12.cicely.de) Received: from cicely12.cicely.de (cicely12.cicely.de [IPv6:3ffe:400:8d0:301::12]) by cicely5.cicely.de (8.12.10/8.12.10) with ESMTP id i28FALQn036571 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Mon, 8 Mar 2004 16:10:22 +0100 (CET) (envelope-from ticso@cicely12.cicely.de) Received: from cicely12.cicely.de (localhost [127.0.0.1]) by cicely12.cicely.de (8.12.10/8.12.10) with ESMTP id i28FALc5087592; Mon, 8 Mar 2004 16:10:21 +0100 (CET) (envelope-from ticso@cicely12.cicely.de) Received: (from ticso@localhost) by cicely12.cicely.de (8.12.10/8.12.10/Submit) id i28FAKps087591; Mon, 8 Mar 2004 16:10:20 +0100 (CET) (envelope-from ticso) Date: Mon, 8 Mar 2004 16:10:20 +0100 From: Bernd Walter To: "Daniel O'Connor" Message-ID: <20040308151019.GR95533@cicely12.cicely.de> References: <200403081506.40504.doconnor@gsoft.com.au> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200403081506.40504.doconnor@gsoft.com.au> X-Operating-System: FreeBSD cicely12.cicely.de 5.2-CURRENT alpha User-Agent: Mutt/1.5.6i X-Spam-Status: No, hits=-4.9 required=3.0 tests=BAYES_00 autolearn=ham version=2.61 X-Spam-Report: * -4.9 BAYES_00 BODY: Bayesian spam probability is 0 to 1% * [score: 0.0000] X-Spam-Checker-Version: SpamAssassin 2.61 (1.212.2.1-2003-12-09-exp) on cicely5.cicely.de cc: nsayer@freebsd.org cc: freebsd-current@freebsd.org Subject: Re: USB Audio devices? X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list Reply-To: ticso@cicely.de List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 08 Mar 2004 15:10:39 -0000 On Mon, Mar 08, 2004 at 03:06:51PM +1030, Daniel O'Connor wrote: > Does anyone have any? > I have an M-Audio MobilePre USB and have modified uaudio to upload the > firmware to the device using DFU, but I don't believe these changes are > responsible for the problem as they worked fine in -stable, and once the > device is programmed the added code is not touched. > > If I use mpg123 it runs fine, but if I try artsd I get the following crash. (I > tried to get a crash dump but -current doesn't see cooperative on that front > at the moment..) A hand written trace is here -> > uchi_device_isoc_enter()+0x83 > uchi_device_isoc_transfer()+0x26 > usbd_transfer()+0xcb > uaudio_chan_ptransfer()+0x120 > uaudio_trigger_output()+0x78 > ua_chan_trigger()+0x3e > chn_trigger() > chn_start() > chn_write() > dsp_write() > spec_write() > ... > > fault v. addr = 0xc > fault code = supervisor read, page not present > ins. ptr = 0x8:0xc0738fe3 > stack ptr = 0x10:0xdd8fa9f0 > frame prt = 0x10:0xdd8faa18 > > Process was artsd > Instruction was > movl 0xc(%eax), %eax Source line would be more usefull... Does a kernel with DIAGNOSTIC show something odd? -- B.Walter BWCT http://www.bwct.de ticso@bwct.de info@bwct.de