From owner-freebsd-alpha Sun Sep 20 12:57:39 1998 Return-Path: Received: (from majordom@localhost) by hub.freebsd.org (8.8.8/8.8.8) id MAA26031 for freebsd-alpha-outgoing; Sun, 20 Sep 1998 12:57:39 -0700 (PDT) (envelope-from owner-freebsd-alpha@FreeBSD.ORG) Received: from nlsystems.com (nlsys.demon.co.uk [158.152.125.33]) by hub.freebsd.org (8.8.8/8.8.8) with ESMTP id MAA26019 for ; Sun, 20 Sep 1998 12:57:34 -0700 (PDT) (envelope-from dfr@nlsystems.com) Received: from herring.nlsystems.com (herring.nlsystems.com [10.0.0.2]) by nlsystems.com (8.9.1/8.8.5) with SMTP id TAA05142; Sun, 20 Sep 1998 19:57:18 GMT Date: Sun, 20 Sep 1998 20:57:18 +0100 (BST) From: Doug Rabson To: Andrew Gallatin cc: Chris Csanady , freebsd-alpha@FreeBSD.ORG Subject: Re: IDE support? In-Reply-To: <13829.23347.309394.748383@grasshopper.cs.duke.edu> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-alpha@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.org On Sun, 20 Sep 1998, Andrew Gallatin wrote: > > Doug Rabson writes: > > > As far as I can tell. :( I just had a chance to play with the Rev C0 > > > boards, and they still suck just as much. I believe the C0 is the > > > latest rev, although I am not absolutely sure. > > > > In what sense are they broken? I have a 164LX and (barring the time the > > heatsink fell off) it has been working very well. > > Say that after putting a Myrinet or gigabit ethernet card in it ;-) > > 164LX's share at least some of the problems of early revision miatas. > Chris sees slow host->PCI dma bandwidth (~70MB/sec) with his Myrinet > card. Whether it shares other, nastier problems (page boundary DMA > bugs), I don't know. Oh, right. I don't have anything particularly fast in the box and to be honest I haven't actually timed it doing anything. -- Doug Rabson Mail: dfr@nlsystems.com Nonlinear Systems Ltd. Phone: +44 181 951 1891 Fax: +44 181 381 1039 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-alpha" in the body of the message