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From: Boris Samorodov <bsam@ipt.ru>
To: "O. Hartmann" <ohartman@mail.zedat.fu-berlin.de>
References: <4CB759E3.9050805@mail.zedat.fu-berlin.de>
Date: Fri, 15 Oct 2010 18:42:04 +0400
In-Reply-To: <4CB759E3.9050805@mail.zedat.fu-berlin.de> (O. Hartmann's message
	of "Thu, 14 Oct 2010 21:28:35 +0200")
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Cc: freebsd-questions@freebsd.org
Subject: Re: no sound with ALC888
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On Thu, 14 Oct 2010 21:28:35 +0200 O. Hartmann wrote:

> Running most recent FreeBSD 8.1-STABLE on a P45/ICH10 based ASUS
> motherboard. There is no sound.
> dmesg output reports two HDA devices, one located on a Radeon HD4830
> graphics board and one located on the ICH10 chipset.

> Setting hw.snd.default_unit=1 in /etc/sysctl.conf or manually does not
> solve the problem.

What about setting it to "2"? ;-)

> 'cat /dev/sndstat' reports this:

> FreeBSD Audio Driver (newpcm: 64bit 2009061500/amd64)
> Installed devices:
> pcm0: <HDA ATI R6xx HDMI PCM #0 HDMI> (play)
> pcm1: <HDA Analog Devices AD1988B PCM #0 Analog> (play/rec) default
> pcm2: <HDA Analog Devices AD1988B PCM #1 Analog> (play)
> pcm3: <HDA Analog Devices AD1988B PCM #2 Digital> (play)

> (dmesg output:
> hdac0: <ATI RV770 High Definition Audio Controller> mem
> 0xfe7fc000-0xfe7fffff irq 17 at device 0.1 on pci1
> hdac0: HDA Driver Revision: 20100226_0142
> hdac0: [ITHREAD]
> hdac1: <Intel 82801JI High Definition Audio Controller> mem
> 0xfe6f8000-0xfe6fbfff irq 22 at device 27.0 on pci0
> hdac1: HDA Driver Revision: 20100226_0142
> hdac1: [ITHREAD]
> hdac0: HDA Codec #0: ATI R6xx HDMI
> pcm0: <HDA ATI R6xx HDMI PCM #0 HDMI> at cad 0 nid 1 on hdac0
> hdac1: HDA Codec #0: Realtek ALC888
> pcm1: <HDA Realtek ALC888 PCM #0 Analog> at cad 0 nid 1 on hdac1
> pcm2: <HDA Realtek ALC888 PCM #1 Analog> at cad 0 nid 1 on hdac1
> pcm3: <HDA Realtek ALC888 PCM #2 Digital> at cad 0 nid 1 on hdac1
> pcm4: <HDA Realtek ALC888 PCM #3 Digital> at cad 0 nid 1 on hdac1)

> I tried windows 7 on the box, no problem, sound is all right. VLC on
> freebsd doesn't do any sound output. When using a legacy PCI sound
> card (M-Audio Revolution 5.1), sound is present.

> I do not have any idea what the muting of the device could
> trigger. Any suggestions?

> Please email, too, since I'm not subscribing 'questions'. Thanks.

-- 
WBR, Boris Samorodov (bsam)
Research Engineer, http://www.ipt.ru Telephone & Internet SP
FreeBSD Committer, http://www.FreeBSD.org The Power To Serve