From owner-freebsd-hardware@FreeBSD.ORG Fri Oct 12 14:48:17 2012 Return-Path: Delivered-To: freebsd-hardware@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 4C0DC5FE for ; Fri, 12 Oct 2012 14:48:17 +0000 (UTC) (envelope-from ladr.torres@gmail.com) Received: from mail-lb0-f182.google.com (mail-lb0-f182.google.com [209.85.217.182]) by mx1.freebsd.org (Postfix) with ESMTP id BF4A98FC08 for ; Fri, 12 Oct 2012 14:48:16 +0000 (UTC) Received: by mail-lb0-f182.google.com with SMTP id b5so2593724lbd.13 for ; Fri, 12 Oct 2012 07:48:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=v3XtqvoS33aihjhmxaiIL9NvNyH7+3tIE/l7U8Rqs2M=; b=aCfDmUVBfbFZmOFw9f3VC83C+Qf/0fBq+tnSntEzRFNH/7lq5MxvJuztlA9/wH1dMj kbj0LgQuv44K72hcNBA6m/Ov32hErk7z+/re1C+8ZoOQDXyeyTcqhoi3zXG2JBhjHqqB TEw+Bc4mrZgCcQ2/XKHHgTQUhT+Ha+NEtflwIlwI3rbsGAl8nkr2VcRXvV8HnP0MEMKh L7o6E7jmG5Ajc07EOtUQUHVM668LJLJmRJkLOmfWAK8+Jnehw4p/zHze6em9bwQU7WvV tktdq1evSpEEWE8zR4dPbYecoRM28LbpoOj1mVARNH93qKBeyYW2bqw20VpPWdWcVCja Snyg== MIME-Version: 1.0 Received: by 10.152.103.243 with SMTP id fz19mr4180046lab.27.1350053222748; Fri, 12 Oct 2012 07:47:02 -0700 (PDT) Received: by 10.152.20.168 with HTTP; Fri, 12 Oct 2012 07:47:02 -0700 (PDT) In-Reply-To: <32288.1349820665@tristatelogic.com> References: <32288.1349820665@tristatelogic.com> Date: Fri, 12 Oct 2012 09:47:02 -0500 Message-ID: Subject: Re: Audio out via HDMI... how? From: "L. Adriel T." To: "Ronald F. Guilmette" Content-Type: text/plain; charset=ISO-8859-1 Cc: freebsd-hardware@freebsd.org X-BeenThere: freebsd-hardware@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: General discussion of FreeBSD hardware List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 12 Oct 2012 14:48:17 -0000 Hi, One thing I might suggest to try is to install the PC-BSD distribution on a spare disk etc, and see if the hardware works as expected then. If so, note the differences in configuration. A lot of the PC-BSD components are 'plug and play' so it might be an option for you. Kind regards On 10/9/12, Ronald F. Guilmette wrote: > > [[ I didn't get much in the way of traction on this question over in > freebsd-questions, so I am posting it again here, in the hopes that > I will have more luck here. ]] > > > I have a laptop which has an HDMI output port. > > I can get _video_ out of that (with xbmc) just fine. Audio, not so much. > Like not at all, as far as I can tell. > > So anyway, here is what I get when I do "cat /dev/sndstat": > > pcm0: (play/rec) default > pcm1: (rec) > pcm2: (play) > > I have the HDMI output wired into my everything-capable Sony 5.1 channel > receiver, which then, in turn, is wired into my 4 (count 'em four) > speakers. > > OK, so now, could somebody please just tell me how I can do a test > that will determine why I ain't gettin' no audio? (And by the way, > what I am *really* trying to do here is to run xbmc. But no audio > is coming out of that... at least not via the HDMI port... so I'm > stuck tying to dredge into this problem at a deeper level. Oddly, > when running xbmc on the laptop, there _is_ 2channel sound coming out > of the tinny little built-in speakers in the laptop.) > > So anyway... > > My intelligent HDMI-switching handles-everything receiver is capable > of decoding 5.1 DTS-HD, Dolby TrueHD, and eveything else too. The > receiver is working just fine.. not a thing wrong with it. It works > great with my Blu-Ray player and does the digital->analog decoding for > anything and everything I throw at it. > > Again, I just want to know: How does one go about TESTING audio output > via a laptop HDMI-out port? I tried these things (while the laptop's HDMI > port was wired to my receiver), but not a sound was heard: > > cat /dev/random > /dev/dsp > > cat /dev/random > /dev/dsp2 > > (Note that before I ever did this test I set hw.snd.default_unit=2.) > > The FreeBSD handbook page that deals with setiing up audio cards doesn't > provide a whole lot of guidance for how to test and/or fix digital audio > output, whether it is coming out via HDMI (as in my case) or via any other > kind of physical transport (e.g. coax or S/PDIF). > > Somwebody please pass me a clue. I'd really like to get this working. > Thanks. > > > Regards, > rfg > > > P.S. Even if I end up, in the end, downmixing all my audio to 2 channel, > in xbmc, before the audio even hits the HDMI cable, I could live with that. > Bu right now, as far as I can tell, I can't get _any_ kind of audio > flowing > down that HDMI cable at all, period. > _______________________________________________ > freebsd-hardware@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-hardware > To unsubscribe, send any mail to "freebsd-hardware-unsubscribe@freebsd.org" >