From owner-freebsd-multimedia Wed Sep 6 13: 5:55 2000 Delivered-To: freebsd-multimedia@freebsd.org Received: from finch-post-10.mail.demon.net (finch-post-10.mail.demon.net [194.217.242.38]) by hub.freebsd.org (Postfix) with ESMTP id 759EB37B422; Wed, 6 Sep 2000 13:05:53 -0700 (PDT) Received: from nlsys.demon.co.uk ([158.152.125.33] helo=herring.nlsystems.com) by finch-post-10.mail.demon.net with esmtp (Exim 2.12 #1) id 13WlSB-0009Hi-0A; Wed, 6 Sep 2000 20:05:52 +0000 Received: from salmon.nlsystems.com (salmon.nlsystems.com [10.0.0.3]) by herring.nlsystems.com (8.9.3/8.8.8) with ESMTP id VAA04020; Wed, 6 Sep 2000 21:06:53 +0100 (BST) (envelope-from dfr@nlsystems.com) Date: Wed, 6 Sep 2000 21:06:48 +0100 (BST) From: Doug Rabson To: Stephen Hocking Cc: Alfred Perlstein , multimedia@FreeBSD.ORG, dfr@FreeBSD.ORG Subject: Re: Strange problems with AGP driver & sound. In-Reply-To: <200009061817.e86IH2G02094@bloop.craftncomp.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-multimedia@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org On Wed, 6 Sep 2000, Stephen Hocking wrote: > > Sorry to answer a question with a question, but what does the AGP > > driver do? There's no manpage and my AGP mga400 'works' but without > > acceleration without it loaded. Could not having AGP loaded be > > why i'm having problems with acceleration? > > > Allows access to system memory by peripherals I think. And yes, it is needed > for acceleration. Try compiling it in with a "device agp" in your config file > - as I mentioned, the module doesn't seem to probe correctly. This is only a problem in 4.x which I will probably fix when I get a chance. Another workaround for it is to pre-load the agp module from the loader. -- Doug Rabson Mail: dfr@nlsystems.com Nonlinear Systems Ltd. Phone: +44 20 8348 3944 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-multimedia" in the body of the message