From owner-freebsd-hackers  Thu Jan 29 01:05:38 1998
Return-Path: <owner-freebsd-hackers@FreeBSD.ORG>
Received: (from majordom@localhost)
          by hub.freebsd.org (8.8.8/8.8.8) id BAA03140
          for hackers-outgoing; Thu, 29 Jan 1998 01:05:38 -0800 (PST)
          (envelope-from owner-freebsd-hackers@FreeBSD.ORG)
Received: from rah.star-gate.com (rah.star-gate.com [209.133.7.178])
          by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id BAA03134
          for <freebsd-hackers@freebsd.org>; Thu, 29 Jan 1998 01:05:34 -0800 (PST)
          (envelope-from hasty@rah.star-gate.com)
Received: from rah (localhost.star-gate.com [127.0.0.1])
          by rah.star-gate.com (8.8.8/8.8.8) with ESMTP id AAA00838;
          Thu, 29 Jan 1998 00:19:06 -0800 (PST)
          (envelope-from hasty@rah.star-gate.com)
Message-Id: <199801290819.AAA00838@rah.star-gate.com>
X-Mailer: exmh version 2.0gamma 1/27/96
To: John-Mark Gurney <gurney_j@resnet.uoregon.edu>
cc: Luigi Rizzo <luigi@labinfo.iet.unipi.it>,
        Brian Campbell <bac@sympatico.ca>, freebsd-hackers@FreeBSD.ORG
Subject: Re: Busmastering code for IDE drives in 2.2.6? 
In-reply-to: Your message of "Wed, 28 Jan 1998 23:44:58 PST."
             <19980128234458.28130@hydrogen.nike.efn.org> 
Mime-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Date: Thu, 29 Jan 1998 00:19:05 -0800
From: Amancio Hasty <hasty@rah.star-gate.com>
Sender: owner-freebsd-hackers@FreeBSD.ORG
Precedence: bulk
X-Loop: FreeBSD.ORG
X-To-Unsubscribe: mail to majordomo@FreeBSD.org "unsubscribe hackers"


Actually, he can probably use fxtv to save raw images to disk 8)

dd is a nice easy test.

To get top performance you do need a drive ... I have an older
ide disk which I get about 3MB/sec with dma and on one of my
newer ide drives I get 8MB/sec from the raw disk partition .
	Cheers,
	Amancio