From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lee Revell Subject: Re: kernel threads etc Date: Mon, 06 Mar 2006 19:26:49 -0500 Message-ID: <1141691210.25487.110.camel@mindpipe> References: <1141684061.9230.15.camel@localhost.localdomain> <1141686718.25487.76.camel@mindpipe> <1141687750.9230.24.camel@localhost.localdomain> <1141688891.25487.91.camel@mindpipe> <1141690313.9230.32.camel@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Return-path: Received: from mustang.oldcity.dca.net (mustang.oldcity.dca.net [216.158.38.3]) by alsa.jcu.cz (ALSA's E-mail Delivery System) with SMTP id 693141A1 for ; Tue, 7 Mar 2006 01:26:53 +0100 (MET) In-Reply-To: <1141690313.9230.32.camel@localhost.localdomain> Sender: alsa-devel-admin@lists.sourceforge.net Errors-To: alsa-devel-admin@lists.sourceforge.net List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , List-Archive: To: Adrian McMenamin Cc: linux-sh , alsa-devel@alsa-project.org List-Id: alsa-devel@alsa-project.org On Tue, 2006-03-07 at 00:11 +0000, Adrian McMenamin wrote: > > When I think of soundcard DMA I mean that you tell the card where in > > host memory the buffer is, then to start the DMA, and from then on, > > until you stop it, the device will automatically write audio into > that > > area of host memory until you tell it to stop. > > > By buffer you mean the sound card buffer? I don't have that luxury I'm > afraid. I've got real dma though, just not of that kind. > Modern PCI soundcards don't have any buffers of their own - all they can do is DMA to/from host memory. Lee ------------------------------------------------------- This SF.Net email is sponsored by xPML, a groundbreaking scripting language that extends applications into web and mobile media. Attend the live webcast and join the prime developer group breaking into this new coding territory! http://sel.as-us.falkag.net/sel?cmd=lnk&kid=110944&bid=241720&dat=121642