From owner-freebsd-current@FreeBSD.ORG Thu Jul 24 23:12:57 2003 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 3445A37B401 for ; Thu, 24 Jul 2003 23:12:57 -0700 (PDT) Received: from skywalker.creative.net.au (skywalker.creative.net.au [203.56.168.1]) by mx1.FreeBSD.org (Postfix) with SMTP id 9A4ED43F85 for ; Thu, 24 Jul 2003 23:12:55 -0700 (PDT) (envelope-from freebsd@skywalker.creative.net.au) Received: (qmail 62654 invoked by uid 1008); 25 Jul 2003 06:12:51 -0000 Date: Fri, 25 Jul 2003 14:12:51 +0800 From: Adrian Chadd To: Terry Lambert Message-ID: <20030725061250.GG41445@skywalker.creative.net.au> References: <20030723221109.GA790@dhcp01.pn.xcllnt.net> <3F1F9B93.3C1D2FAB@mindspring.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <3F1F9B93.3C1D2FAB@mindspring.com> User-Agent: Mutt/1.4i cc: freebsd-current@freebsd.org Subject: Re: fuword(), suword(), etc. X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 25 Jul 2003 06:12:57 -0000 On Thu, Jul 24, 2003, Terry Lambert wrote: > Marcel Moolenaar wrote: > > > for i386 it would be an alternate name for fuword32() and suword32() > > > I'm not sure what it would be on other architectures.... > > > > fuword64 and suword64. PowerPC is like i386. > > PPC 970 explicitly supports mixed mode programming between user > and kernel, as do most other 64 bit processors, in order to support > legacy applications. > > It's actually unlikely that IBM will ever release enough documentation > to get a full 64 bit Linux running on a PPC 970, let alone FreeBSD, > and that you will be stuck with a 32 bit kernel that runs 64 bit apps, > and which talks to IBM's internal undocumented glue on the bottom end > while running in a virtual environment, such that the interfaces to > that glue are not exposed in the source code they publish. Will any releases of MacOS X have the "full 64 bit" code? Will Darwin ever be released with the "full 64 bit" code? Adrian -- Adrian Chadd learning is bad it just makes the people around you dumber (angryskul == alfred@irc) :(