From: Eric Mitchell <emitchell@altaira.com>
To: linux-sound@vger.kernel.org
Subject: Re: Soundblaster AWE64 question
Date: Thu, 08 Jul 1999 14:24:16 +0000 [thread overview]
Message-ID: <marc-linux-sound-93144985012087@msgid-missing> (raw)
In-Reply-To: <marc-linux-sound-93140578308922@msgid-missing>
"Hines, Jim" wrote:
>
> Hello,
> I have a SB-AWE64 with registered OSS with mixer and AWE options. The card
> supports both 8 and 16 bit recording. However, whenever I do issue a
> cat /proc/dma
> I get this return.
>
> 1: SoundBlaster8
> 4: cascade
> 5: SoundBlaster16
> 7: aha1542
>
> What is dma 1 used for and why is it set for Soundblaster8 as opposed to 16? I
> would naturally assume that dma 1 is input while dma 5 is the output. Correct?
> Someone please explain this to me.
As I understand it, when performing 16bit DMA (input or output)
The SoundBlaster series cards use two dma channels. When doing
8bit DMA, it only uses one. It is perfectly normal for your
SB card to be hogging two DMA slots.
> Thanks,
> Jim Hines
> 400mhz AMDk6-2 98mb
> RedHat 5.2 (2.0.36)
-- ebm
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| Eric B. Mitchell mailto:ricdude@toad.net |
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prev parent reply other threads:[~1999-07-08 14:24 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
1999-07-08 3:47 Soundblaster AWE64 question Hines, Jim
1999-07-08 14:24 ` Eric Mitchell [this message]
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