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From: Anish Mistry <mistry.7@osu.edu>
To: Pav Lucistnik <pav@oook.cz>
Date: Mon, 2 Jun 2003 18:28:16 -0400
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cc: freebsd-hackers@freebsd.org
Subject: Re: Sound Panic - VIA VT8233
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On Monday 02 June 2003 06:10 pm, Pav Lucistnik wrote:
> On Mon, 02 Jun 2003 22:30:37 +0000, Orion Hodson wrote:
> 
> I have lots of problems on 5.1-RC box with similar onboard sound chip.
> I see many hangs (maybe it's a panic, don't know, dump is not being
> written to dumdev). They always happen when sound is playing, on keypress,
> mouse move, network traffic or on starting playback.
> 
> Also vchans stopped working for me, when I try to play on /dev/dsp0.2 it
> always says device busy, /dev/dsp0 works.
> 
> $ sysctl hw.snd.pcm0.vchans 
> hw.snd.pcm0.vchans: 4
> 
> pcm0: <VIA VT8235> port 0xdc00-0xdcff irq 5 at device 17.5 on pci0
> pcm0: <Avance Logic ALC650 AC97 Codec>
> 
> $ kldstat | grep snd
>  3    1 0xc04b6000 52e4     snd_via8233.ko
>  4    2 0xc04bc000 1b4f8    snd_pcm.ko
> 
> 
> -- 
> Pav Lucistnik <pav@oook.cz>
> Mami! Ten kursor na me mrka!
> 
What are your dump settings?
Mine are:
in rc.conf: (savecore with the -z option was failing for me so i removed it)
dumpdev="/dev/ad0s1b" # make sure this is the swap
dumpdir="/usr/crash"
in my kernel config:
makeoptions     DEBUG=-g
options         DDB, DDB_UNATTENDED



-- 
Anish Mistry