Date: Thu, 16 Jun 2005 14:12:20 -0400 From: Mathew Kanner <mat@cnd.mcgill.ca> To: Patrick Tracanelli <eksffa@freebsdbrasil.com.br> Cc: freebsd-multimedia@freebsd.org Subject: Re: pcm0 channel dead Message-ID: <20050616181220.GE9461@cnd.mcgill.ca> In-Reply-To: <42B1BF4F.6020501@freebsdbrasil.com.br> References: <42B1BF4F.6020501@freebsdbrasil.com.br>
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On Jun 16, Patrick Tracanelli wrote: > > Hello there. > > I tried to run a number of SIP softphones (linphone, kphone, etc), and > just found out my problem was the mic recording device, and not the SIP > software. > > I tried to make basic testings on recording, copying from > /dev/audio|/dev/dsp to a file or to /dev/dsp as output. Every single > test returns the same: > > pcm0:record:0: record interrupt timeout, channel dead > > Tried in both 5.4-S and 6.0-CURRENT (from Jun 8th). Any idea what is > causing this? And how to fix it? > > Hardware identifying: > > (eksffa@claire-redfield)~> grep "snd\|sound" /sys/i386/conf/CLAIRE > device sound > device "snd_t4dwave" > (eksffa@claire-redfield)~> cat /dev/sndstat > FreeBSD Audio Driver (newpcm) > Installed devices: > pcm0: <Acer Labs M5451> at io 0x8800 irq 11 (4p/1r/0v channels duplex > default) > (eksffa@claire-redfield)~> pciconf -lv | grep -B4 audio > pcm0@pci0:4:0: class=0x040100 card=0x8158104d chip=0x545110b9 rev=0x02 > hdr=0x00 > vendor = 'Acer Labs Incorporated (ALi)' > device = 'ALI M5451 PCI AC-Link Controller Audio Device' > class = multimedia > subclass = audio > (eksffa@claire-redfield)~> grep -i pcm /var/run/dmesg.boot > pcm0: <Acer Labs M5451> port 0x8800-0x88ff mem 0xf0401000-0xf0401fff irq > 11 at device 4.0 on pci0 > pcm0: <Analog Devices AD1981B AC97 Codec> > pcm0: [GIANT-LOCKED] > > O also tried to set sc->duplex = 1 on /sys/dev/sound/pci/solo.c (around > line 972) but it caused my output device to not work properly as it does > when sc->duplex = 0 and the mic device still did not work anyway. > > Thanks :-) Hi, I guess what you are saying is the your device is half-duplex. Please do a sysctl hw.snd.verbose=3 cat /dev/sndstat --Mat
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