From owner-freebsd-questions@FreeBSD.ORG Sat Oct 22 03:22:10 2011 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id CB521106567B for ; Sat, 22 Oct 2011 03:22:10 +0000 (UTC) (envelope-from mnorwick@centurytel.net) Received: from mail941c35.nsolutionszone.com (mail941c35.nsolutionszone.com [209.235.152.131]) by mx1.freebsd.org (Postfix) with ESMTP id 7B83B8FC15 for ; Sat, 22 Oct 2011 03:22:10 +0000 (UTC) X-Authenticated-User: mnorwick.centurytel.net Received: from bucksnort.norwickhouse.net (174-124-37-123.dyn.centurytel.net [174.124.37.123]) (authenticated bits=0) by mail941c35.nsolutionszone.com (8.13.6/8.13.1) with ESMTP id p9M3M7ZH013202 for ; Sat, 22 Oct 2011 03:22:09 GMT Message-ID: <4EA236DF.8040109@centurytel.net> Date: Fri, 21 Oct 2011 22:22:07 -0500 From: "Michael D. Norwick" User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:6.0) Gecko/20110829 Thunderbird/6.0 MIME-Version: 1.0 To: freebsd-questions@freebsd.org References: <20331.1319246965@tristatelogic.com> In-Reply-To: <20331.1319246965@tristatelogic.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-CSC: 0 X-CHA: v=1.1 cv=NcoHE5DaVL9GfFGiyPHSQE0Yfj1Tns2zweE9wUucXs4= c=1 sm=1 a=_tW4y8GFV1YA:10 a=DemjIyI1e84A:10 a=3WPTVEtZbjMA:10 a=8nJEP1OIZ-IA:10 a=nRHtrj2pbMUmV2THcod+iQ==:17 a=6I5d2MoRAAAA:8 a=1aUzhgCuc3emgC5X5nMA:9 a=4hwyQvC9Fxevj2NeuN4A:7 a=wPNLvfGTeEIA:10 a=s3s7mknTn3gA:10 a=SV7veod9ZcQA:10 a=nRHtrj2pbMUmV2THcod+iQ==:117 Subject: Re: Help needed: sound/audio only semi-working X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 22 Oct 2011 03:22:11 -0000 On 10/21/11 20:29, Ronald F. Guilmette wrote: > I've been bringing up a new amd64 box with 8.2-RELEASE. So far I've managed > to get everything installed OK, including a boatload of freshly-built ports. > I've even gotten flash10 working with firefox... well... > > Unfortunately, this is only MOSTLY working. The video works great, but for > audio all I get is absolute silence. > > The really strange thing is that after I followed all the directions here: > > http://www.freebsd.org/doc/en/books/handbook/sound-setup.html > > This command: > > cat /dev/random> /dev/dsp > > *does* produce quite a bit of white noise sound. However when I perform > the other officially recommended basic audio functionality test: > > cdcontrol -f /dev/acd0 play 1 > > with one of my favorite old audo CDs in the drive (AND with that special > little wire running from the back of the drive to my motherboard) all that > happens is that the CD/DVD drive apparently _does_ start to read some stuff... > as evidenced by the blinking access light in the front of the drive... but I > still get no sound out, and YouTube videos still aren't giving me any audio > even though the video seems to be playing perfectly. > > So, um, I am grasping for ideas here on how I can debug this problem furher. > I really have no idea what to do next to get this debugged. I supposed that > if nobody gives me a good suggestion, I'm gonna try swapping out that special > little wire for another one and then try swapping the CD/DVD drive for another > one if that still doesn't solve it. > > Sigh. :-( I just checked and yes, the CD/DVD drive _can_ mount a data CD > alright. No problems doing that. > > So how can it be that this works just fine: > > cat /dev/random> /dev/dsp > > even while this: > > cdcontrol -f /dev/acd0 play 1 > > causes the disk to spin up and read, but otherwise produces utter silence? > > I'm flummoxed. > > Any help would be appreciated. > > > Regards, > rfg > > > > P.S. My motherboard (w/ onboard audio) is a Gigabyte GA-M55Plus-S3G. Here > is what a get when I cat /dev/sndstat: > > FreeBSD Audio Driver (newpcm: 64bit 2009061500/amd64) > Installed devices: > pcm0: (play/rec) default > pcm1: (play/rec) > pcm2: (play/rec) > > Additional info: > > % sysctl hw.snd.default_unit > hw.snd.default_unit: 0 > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to "freebsd-questions-unsubscribe@freebsd.org" > > Please see my posts on this list as well as on freebsd-multimedia under the subject 'can't access a music cd'. I appear to be experiencing the exact same issue. I am also using snd_hda on freebsd 9. Michael