From owner-freebsd-multimedia Tue Mar 10 22:30:16 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id WAA24992 for freebsd-multimedia-outgoing; Tue, 10 Mar 1998 22:30:16 -0800 (PST) (envelope-from owner-freebsd-multimedia@FreeBSD.ORG) Received: from labinfo.iet.unipi.it (labinfo.iet.unipi.it [131.114.9.5]) by hub.freebsd.org (8.8.8/8.8.8) with SMTP id WAA24986 for ; Tue, 10 Mar 1998 22:30:13 -0800 (PST) (envelope-from luigi@labinfo.iet.unipi.it) Received: from localhost (luigi@localhost) by labinfo.iet.unipi.it (8.6.5/8.6.5) id FAA10482; Wed, 11 Mar 1998 05:54:17 +0100 From: Luigi Rizzo Message-Id: <199803110454.FAA10482@labinfo.iet.unipi.it> Subject: Re: GUS PnP driver To: J.Klaus@sh.cvut.cz (Jaroslav Klaus) Date: Wed, 11 Mar 1998 05:54:16 +0100 (MET) Cc: multimedia@FreeBSD.ORG In-Reply-To: from "Jaroslav Klaus" at Mar 11, 98 00:07:02 am X-Mailer: ELM [version 2.4 PL23] Content-Type: text Sender: owner-freebsd-multimedia@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org > > > also has a little problem with audio. In my opinion there is a > > > interrupt or dma problem. I don't know exactly (I'm not an expert). > > > > can you give more detail on what the problem is ? (i mean -- the > > symptoms) > > Sometimes it produce a little crack in sound during intensive HD operations>. > But now I think it could be also mainboard problem... there are two possible sources: 1) delay in serving interrupts from the card -- especially with IDE disks, transfer is controlled by the CPU which menas that you might have delays as large as a millisecond or so in serving the audio interrupt,. 2) electrical interference from the disk cables or power supply. i tend to suspect the second one. cheers luigi To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-multimedia" in the body of the message