From owner-freebsd-questions@FreeBSD.ORG Tue Jun 13 05:27:50 2006 Return-Path: X-Original-To: freebsd-questions@freebsd.org Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id EB23A16A418 for ; Tue, 13 Jun 2006 05:27:50 +0000 (UTC) (envelope-from tedm@toybox.placo.com) Received: from mail.freebsd-corp-net-guide.com (mail.web-strider.com [65.75.192.90]) by mx1.FreeBSD.org (Postfix) with ESMTP id 794E143D46 for ; Tue, 13 Jun 2006 05:27:50 +0000 (GMT) (envelope-from tedm@toybox.placo.com) Received: from tedwin2k (nat-rtr.freebsd-corp-net-guide.com [65.75.197.130]) by mail.freebsd-corp-net-guide.com (8.11.1/8.11.1) with SMTP id k5D5RXx18882; Mon, 12 Jun 2006 22:27:36 -0700 (PDT) (envelope-from tedm@toybox.placo.com) From: "Ted Mittelstaedt" To: "John Nemeth" , "Nikolas Britton" , "Ted Unangst" Date: Mon, 12 Jun 2006 22:27:33 -0700 Message-ID: MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 8bit X-Priority: 3 (Normal) X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook IMO, Build 9.0.6604 (9.0.2911.0) In-Reply-To: <200606122014.k5CKEvgZ029908@vtn1.victoria.tc.ca> X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1807 Importance: Normal X-Mailman-Approved-At: Tue, 13 Jun 2006 11:43:32 +0000 Cc: =?iso-8859-1?Q?H=E1morszky_Bal=E1zs?= , misc@openbsd.org, freebsd-questions@freebsd.org, netbsd-users@NetBSD.org Subject: RE: wikipedia article X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 13 Jun 2006 05:27:51 -0000 >-----Original Message----- >From: John Nemeth [mailto:jnemeth@victoria.tc.ca] >Sent: Monday, June 12, 2006 1:15 PM >To: Ted Mittelstaedt; Nikolas Britton; Ted Unangst >Cc: Hámorszky Balázs; misc@openbsd.org; freebsd-questions@freebsd.org; >netbsd-users@NetBSD.org >Subject: RE: wikipedia article > > >On Nov 1, 6:11pm, "Ted Mittelstaedt" wrote: >} >} Prior to the release of the 80386 the Intel processors didn't have >} memory protection which was a requirement of any processor running >} the BSD kernel. > > This is not entirely true. The 80286 had memory protection. >However, its memory protection was completely based on segments (i.e. >it could not do paging). Oh, yeah, your right about that. Me bad. >Also, it was only a 16 bit processor. What was the bit size of the CPU's originally used to write UNIX in Bell Labs? Ted