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Date: Tue, 7 Sep 2004 01:56:42 -0700 (PDT)
From: Don Lewis <truckman@FreeBSD.org>
To: guido@gvr.org
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cc: freebsd-current@FreeBSD.org
Subject: Re: pcm0:play:0: play interrupt timeout, channel dead
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On  7 Sep, Guido van Rooij wrote:
> I have this problem when using skype. Normal sound playback via e.g.
> xmms goes well. This is on a Dell Latitude D600. 
> 
> Underneath my dmesg (witout ACPI,  with ACPI I get the same results).
> 
>> cat /dev/sndstat 
> FreeBSD Audio Driver (newpcm)
> Installed devices:
> pcm0: <Intel ICH4 (82801DB)> at io 0xf4fff800, 0xf4fff400 irq 11 bufsz 16384 (1p/1r/0v channels duplex default)
> 
> 
> Copyright (c) 1992-2004 The FreeBSD Project.
> Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
> 	The Regents of the University of California. All rights reserved.
> FreeBSD 5.2.1-RELEASE-p4 #3: Tue Mar 30 19:53:18 CEST 2004
>     guido@beck.gvr.org:/usr/obj/usr/src/sys/MOUSE
> Preloaded elf kernel "/boot/kernel/kernel" at 0xc08d4000.
> Preloaded elf module "/boot/kernel/snd_ich.ko" at 0xc08d41cc.
> Preloaded elf module "/boot/kernel/snd_pcm.ko" at 0xc08d4278.
> Preloaded elf module "/boot/kernel/ng_ubt.ko" at 0xc08d4324.
> Preloaded elf module "/boot/kernel/netgraph.ko" at 0xc08d43d0.
> Preloaded elf module "/boot/kernel/ndis.ko" at 0xc08d4480.
> Preloaded elf module "/boot/kernel/if_ndis.ko" at 0xc08d452c.
> Timecounter "i8254" frequency 1193182 Hz quality 0
> CPU: Intel(R) Pentium(R) M processor 1400MHz (1398.82-MHz 686-class CPU)
>   Origin = "GenuineIntel"  Id = 0x695  Stepping = 5
>   Features=0xa7e9f9bf<FPU,VME,DE,PSE,TSC,MSR,MCE,CX8,SEP,MTRR,PGE,MCA,CMOV,PAT,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,TM,PBE>


> pcm0:play:0: play interrupt timeout, channel dead

Looks like this problem is not limited to amd64 ...