There you have it. ISA PnP. It sucks. It's broken. For me (SB16), it was
really stuffed. So just disable ISA PnP and recompile =)
d
> >with cs4232 chipset. When i try to play mp3 or wav files, the
> >sound dies after some sec. or min. with this error in /var/log/messages
> >"Sound: DMA (output) timed out - IRQ/DRQ config error?".
> >I have tried the cs4232 driver as modules and compiled into
> >kernel ("Persistent DMA buffers" is enabled) with all IRQs and DMAs,
> >also with the ALSA drivers, but nothing works. :(
> >The error occurs on all 2.2.x and 2.3.x kernels, with kernel 2.0.38
> >i have no problems.
> >In the last week some peoples wrote in a german linux NG, that they
> >have the same problem.
>
> I have seen this with my Turtle Beach Tropez+ card on known stable
> hardware. See my original report to linux-sound, after my .sig.
>
> Dave
>
> David Whysong dwhysong@physics.ucsb.edu
> Astrophysics graduate student University of California, Santa Barbara
> My public PGP keys are on my web page - http://www.physics.ucsb.edu/~dwhysong
> DSS PGP Key 0x903F5BD6 : FE78 91FE 4508 106F 7C88 1706 B792 6995 903F 5BD6
> D-H PGP key 0x5DAB0F91 : BC33 0F36 FCCD E72C 441F 663A 72ED 7FB7 5DAB 0F91
>
>
> To: linux-sound@vger.rutgers.edu
> Subject: 2.3.22 Tropez+ PCM audio, DMA timed out messages
> Message-ID: <Pine.LNX.4.10.9910210254480.31943-100000@sal.physics.ucsb.edu>
>
> Hi, I'm not on this mailing list so please cc me any replies. Here is a
> description of my system and the problem.
>
> [dwhysong@sleepy dwhysong]$ uname -a
> Linux sleepy 2.3.22 #3 SMP Sat Oct 16 00:17:16 PDT 1999 i686 unknown
>
> Hardware is a dual Celeron 300A, 256 meg ECC RAM, Tyan Tiger 100
> mainboard, IDE disks, NCR 810A SCSI, Turtle Beach Tropez+, Soundblaster
> Live (not in use), Matrox G400 video.
>
> Loaded kernel modules:
> [root@sleepy to_venus_and_back]# lsmod
> Module Size Used by
> serial 33140 1 (autoclean)
> opl3 11336 0 (autoclean)
> wavefront 46736 0
> cs4232 2632 0
> uart401 6288 0 [cs4232]
> ad1848 16336 0 [cs4232]
> sound 62988 0 [opl3 wavefront cs4232 uart401 ad1848]
> soundcore 3204 8 [wavefront sound]
> sd_mod 17436 0 (autoclean) (unused)
> ncr53c8xx 51604 0
> scsi_mod 64664 2 (autoclean) [sd_mod ncr53c8xx]
> 3c59x 19208 1 (autoclean)
> nls_iso8859-1 2020 2 (autoclean)
> nls_cp437 3548 2 (autoclean)
> vfat 9276 2 (autoclean)
> fat 31744 2 (autoclean) [vfat]
> unix 17084 37 (autoclean)
>
> Problem:
>
> Tropez+ audio is configured via isapnp and works correctly upon bootup.
> The system is stressed by simultaneously running:
> 2 threads of rc5des
> Monte-Carlo stellar dynamics/galaxy distribution program
> Radio astronomy process (CLEAN deconvolution, CPU/memory intensive)
> minicom
>
> At the same time I'm using "play" to play a .wav file. During peak load,
> the sound stopped playing nicely. Instead it plays a short (perhaps
> several tens of milliseconds) burst at a very regular 2 second interval.
>
> My /var/log/messages file contains the following:
>
> Oct 21 01:54:46 sleepy kernel: Sound: DMA (output) timed out - IRQ/DRQ
> config error?
> Oct 21 02:10:25 sleepy kernel: Serial driver version 4.30 with SHARE_IRQ
> SERIAL_PCI PCI_IOMEM enabled
> Oct 21 02:10:25 sleepy kernel: ttyS00 at 0x03f8 (irq = 4) is a 16550A
> Oct 21 02:22:36 sleepy kernel: Sound: DMA (output) timed out - IRQ/DRQ
> config error?
> Oct 21 02:23:18 sleepy last message repeated 19 times
> [many more "last message repeated N times"]
>
> Unloading and reinstalling the driver modules does not fix the problem.
> Unloading the driver modules, running isapnp again, and reloading the
> drivers does not fix the problem.
>
> Except for the serial module, no new devices were accessed around the time
> when the problem was triggered.
>
> [root@sleepy to_venus_and_back]# cat /proc/interrupts
> CPU0 CPU1
> 0: 9989364 12306414 IO-APIC-edge timer
> 1: 48361 61336 IO-APIC-edge keyboard
> 2: 0 0 XT-PIC cascade
> 4: 168358 210445 IO-APIC-edge serial
> 5: 72302 17309 IO-APIC-edge wavefront midi
> 7: 485022 663480 IO-APIC-edge Crystal audio controller
> 8: 2 0 IO-APIC-edge rtc
> 12: 48661 89628 IO-APIC-edge PS/2 Mouse
> 13: 1 0 XT-PIC fpu
> 14: 75466 71738 IO-APIC-edge ide0
> 15: 43188 53230 IO-APIC-edge ide1
> 17: 61522 60516 IO-APIC-level ncr53c8xx
> 19: 1675 2042 IO-APIC-level eth0
> NMI: 22295915 22295915
> LOC: 22274567 22279624
> ERR: 0
>
> [root@sleepy to_venus_and_back]# cat /proc/dma
> 1: Crystal audio controller
> 3: Crystal audio controller
> 4: cascade
>
> I don't think it's an IRQ or DMA configuration problem, since it works at
> bootup.
>
>
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