From owner-freebsd-hackers Tue May 6 20:44:08 1997 Return-Path: Received: (from root@localhost) by hub.freebsd.org (8.8.5/8.8.5) id UAA28423 for hackers-outgoing; Tue, 6 May 1997 20:44:08 -0700 (PDT) Received: from dyson.iquest.net (dyson.iquest.net [198.70.144.127]) by hub.freebsd.org (8.8.5/8.8.5) with ESMTP id UAA28418 for ; Tue, 6 May 1997 20:44:06 -0700 (PDT) Received: (from root@localhost) by dyson.iquest.net (8.8.5/8.6.9) id WAA16303; Tue, 6 May 1997 22:43:42 -0500 (EST) From: "John S. Dyson" Message-Id: <199705070343.WAA16303@dyson.iquest.net> Subject: Re: Alpha questions.. In-Reply-To: <199705070210.TAA23402@lestat.nas.nasa.gov> from Jason Thorpe at "May 6, 97 07:10:10 pm" To: thorpej@nas.nasa.gov Date: Tue, 6 May 1997 22:43:41 -0500 (EST) Cc: ccsanady@nyx.pr.mcs.net, jkh@time.cdrom.com, brandon@cold.org, FreeBSD-Hackers@FreeBSD.ORG X-Mailer: ELM [version 2.4ME+ PL31 (25)] MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-hackers@FreeBSD.ORG X-Loop: FreeBSD.org Precedence: bulk > On Tue, 06 May 1997 20:51:23 -0500 > Chris Csanady wrote: > > > Just out of curiosity, couldn't we use a large part of the NetBSD/alpha > > machine dependant code? I would think that this would significantly > > speed up a port.. > > ...if you do that, you'll probably have to use a large part of the > NetBSD machine-independent code, too... since the MD code uses MI > facilities, while the MI facilities also rely on MD support. > Actually, we won't need the old VM code... I don't think that porting PMAP is going to be much of a problem (since it looks like DG will likely be doing that.) The bus interface code issues will be interesting, and I would think that those who are going to do that part of the port will produce the proper technical solution. John