From owner-freebsd-questions@FreeBSD.ORG  Sun Nov 20 17:48:16 2005
Return-Path: <owner-freebsd-questions@FreeBSD.ORG>
X-Original-To: freebsd-questions@freebsd.org
Delivered-To: freebsd-questions@freebsd.org
Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125])
	by hub.freebsd.org (Postfix) with ESMTP id 0C52B16A41F
	for <freebsd-questions@freebsd.org>;
	Sun, 20 Nov 2005 17:48:16 +0000 (GMT)
	(envelope-from freebsd-questions-local@be-well.ilk.org)
Received: from mail22.sea5.speakeasy.net (mail22.sea5.speakeasy.net
	[69.17.117.24]) by mx1.FreeBSD.org (Postfix) with ESMTP id B26B643D4C
	for <freebsd-questions@freebsd.org>;
	Sun, 20 Nov 2005 17:48:15 +0000 (GMT)
	(envelope-from freebsd-questions-local@be-well.ilk.org)
Received: (qmail 10917 invoked from network); 20 Nov 2005 17:48:15 -0000
Received: from dsl092-078-145.bos1.dsl.speakeasy.net (HELO be-well.ilk.org)
	([66.92.78.145])
	(envelope-sender <freebsd-questions-local@be-well.ilk.org>)
	by mail22.sea5.speakeasy.net (qmail-ldap-1.03) with SMTP
	for <yegor@box.vsi.ru>; 20 Nov 2005 17:48:15 -0000
Received: by be-well.ilk.org (Postfix, from userid 1147)
	id B42F428440; Sun, 20 Nov 2005 12:48:13 -0500 (EST)
Sender: lowell@be-well.ilk.org
To: yegor@box.vsi.ru
References: <1132328449.437df601a029c@webmail.vsi.ru>
	<44iruowwfp.fsf@be-well.ilk.org>
	<1132411997.437f3c5d38d5c@webmail.vsi.ru>
From: Lowell Gilbert <freebsd-questions-local@be-well.ilk.org>
Date: 20 Nov 2005 12:48:13 -0500
In-Reply-To: <1132411997.437f3c5d38d5c@webmail.vsi.ru>
Message-ID: <44sltr9pnm.fsf@be-well.ilk.org>
Lines: 41
User-Agent: Gnus/5.09 (Gnus v5.9.0) Emacs/21.3
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Cc: freebsd-questions@freebsd.org
Subject: Re: M571 Internal Audio
X-BeenThere: freebsd-questions@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
Reply-To: freebsd-questions@freebsd.org
List-Id: User questions <freebsd-questions.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-questions>
List-Post: <mailto:freebsd-questions@freebsd.org>
List-Help: <mailto:freebsd-questions-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-questions>, 
	<mailto:freebsd-questions-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Sun, 20 Nov 2005 17:48:16 -0000

yegor@box.vsi.ru writes:

> Lowell Gilbert <freebsd-questions-local@be-well.ilk.org>:
> 
> Thank you for answer.
> 
> > > 4.10-RELEASE.
> > > When play .au, speakers produce some noise for a second.
> > > When play .mp3, speakers are silent and kernel reports:
> > > 
> > > pcm0:play:0: play interrupt timeout, channel dead
> > > CM8330 SB16 Driver (WDM)
> > > C-Media CM8330 Audio Driver (WDM)
> >
> > What are you doing to play your sound files?
> 
> cat madcow.au > /dev/sound
> play madcow.au
> play ttt.mp3
> mpeg123 ttt.mp3
> 
> Here play is sox' one.
> 
> Disabling loading mss module and adding
> 
> device pcm0 port at isa? port 0x240 irq 07 drq 05 flags 0x17
> 
> doesn't help: first device still isn't detected and second one appears as pcm1.
> 
> I've tried snd0 sb device. Now tring sbxvi...

You might need them both together; take a close look at the manual
page.  Also consider updating to FreeBSD 6.0, because the sound
drivers have not only been improved, but also just plain *changed*.
And I, for one, don't remember the 4.x era sound drivers in enough
detail to be all that much help.

> By the way, I've found today, that C-Media CM8330 eats great amount of CPU time 
> in W2k when playing...

That is quite strange.