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Date:      Thu, 1 Nov 2001 10:18:59 -0800 (PST)
From:      "Michael McCaffrey" <michael@fxprojects.com>
To:        snailboy1@yahoo.com (David LeCount)
Cc:        freebsd-questions@FreeBSD.ORG
Subject:   Re: Yamaha sound
Message-ID:  <200111011818.fA1IIxD95643@godzilla.fxprojects.com>
In-Reply-To: <no.id> from "David LeCount" at Nov 01, 2001 09:54:23 AM

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device          pcm

this worked for me with very minimal performance with a built-in yamaha 
AC'97 card. while turning up the volume at 50% the volume drops to 0% and 
from 50% to 100% it again go up. a 2 tooth saw-tooth graph.

> 
> Hello. I'm trying to try out FreeBSD 4.3 after using
> Debian for several months. I'm having trouble getting
> my sound card working. I have a built-in AC'97 card,
> but I don't think it's supported, so I put in my old
> A-Trend card with a Yamaha YMF724 chipset. Here are
> the lines in my kernel configuration:
> 
> device snd
> device opl0 at isa? port 0x388
> device uart0 at isa? port 0x330 irq 5 # for midi
> 
> I don't know if that's the right midi device, but it
> seemed to be the only generic one. My card is MPU-401
> compatible with midi. Now the problem is that when I
> tried to play a wav with Xmms, it said it couldn't
> open the device. When I tried to cat the wav to
> /dev/dsp, it said the device isn't configured
> correctly. There is a /dev/dsp which is a symlink to
> /dev/dsp0. I have read and write permission to both.
> The only thing I can imagine that could be wrong is
> the port number in the kernel configuration. I used
> what was listed in LINT. I can't think of an easy way
> to check what port my card uses though to make sure.
> Can I omit the port number and have it autodetect? Is
> there soemthing else it could be? Thanks.
> 
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