From mboxrd@z Thu Jan 1 00:00:00 1970 From: Eric Mitchell Date: Thu, 08 Jul 1999 14:24:16 +0000 Subject: Re: Soundblaster AWE64 question Message-Id: List-Id: References: In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-sound@vger.kernel.org "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 +=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=+ | Eric B. Mitchell mailto:ricdude@toad.net | +=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=+