From owner-freebsd-hackers Fri Oct 29 7:56:49 1999 Delivered-To: freebsd-hackers@freebsd.org Received: from dan.emsphone.com (dan.emsphone.com [199.67.51.101]) by hub.freebsd.org (Postfix) with ESMTP id 041E21553C for ; Fri, 29 Oct 1999 07:56:47 -0700 (PDT) (envelope-from dan@dan.emsphone.com) Received: (from dan@localhost) by dan.emsphone.com (8.9.3/8.9.3) id JAA50220; Fri, 29 Oct 1999 09:56:29 -0500 (CDT) (envelope-from dan) Date: Fri, 29 Oct 1999 09:56:29 -0500 From: Dan Nelson To: Lars Gerhard Kuehl Cc: Mike Smith , hackers@FreeBSD.ORG, Chuck Youse Subject: Re: Limitations in FreeBSD Message-ID: <19991029095629.D48778@dan.emsphone.com> References: <199910290502.WAA03970@dingo.cdrom.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii X-Mailer: Mutt 1.0i In-Reply-To: ; from kuehl@lgk.de on Fri, Oct 29, 1999 at 12:05:55PM +0200 X-OS: FreeBSD 4.0-CURRENT Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG In the last episode (Oct 29), Lars Gerhard Kuehl said: > > Think about it for a second. How big is a pointer? > > The Intel architecture still supports segmented memory, > so the effective maximum pointer size is 48 bit. gcc doesn't handle segmented memory architectures, though, so you'll have to write your own low-level memory copying operations if you want to access other segments. -- Dan Nelson dnelson@emsphone.com To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message