From owner-freebsd-hackers Sun Feb 20 4: 5:33 2000 Delivered-To: freebsd-hackers@freebsd.org Received: from finch-post-12.mail.demon.net (finch-post-12.mail.demon.net [194.217.242.41]) by hub.freebsd.org (Postfix) with ESMTP id 0CD8037BCAD for ; Sun, 20 Feb 2000 04:05:25 -0800 (PST) (envelope-from dfr@nlsystems.com) Received: from nlsys.demon.co.uk ([158.152.125.33] helo=herring.nlsystems.com) by finch-post-12.mail.demon.net with esmtp (Exim 2.12 #1) id 12MV74-000Iu8-0C; Sun, 20 Feb 2000 12:05:22 +0000 Received: from salmon.nlsystems.com (salmon.nlsystems.com [10.0.0.3]) by herring.nlsystems.com (8.9.3/8.8.8) with ESMTP id MAA40296; Sun, 20 Feb 2000 12:07:35 GMT (envelope-from dfr@nlsystems.com) Date: Sun, 20 Feb 2000 12:05:30 +0000 (GMT) From: Doug Rabson To: Patryk Zadarnowski Cc: Arun Sharma , freebsd-hackers@freebsd.org Subject: Re: 64bit OS? In-Reply-To: <200002200248.NAA03808@mycenae.ilion.eu.org> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-freebsd-hackers@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG On Sun, 20 Feb 2000, Patryk Zadarnowski wrote: > > On Sun, Feb 20, 2000 at 12:42:14PM +1100, Patryk Zadarnowski wrote: > > > One more thing about GPTs (I thought I'll leave that till last. ;) > > > Jochen Liedtke holds a German patent on them, although he will > > > probably be fairly easily convinced to give FreeBSD rights to use > > > them. I'll be happy to ask (if we're interested.) > > > > It looks like the hardware has to implement GPTs and know how to > > walk them. How can FreeBSD use them without hardware support ? > > No it doesn't. We've got software GPT implementations for both MIPS64 and > Alpha, and they're both peform very well in our somewhat hostile SASOS > conditions. So you have custom PALcode for Alpha on SASOS? We have been able to use OSF1 PALcode up to now which makes life a lot easier for supporting new hardware. -- Doug Rabson Mail: dfr@nlsystems.com Nonlinear Systems Ltd. Phone: +44 181 442 9037 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-hackers" in the body of the message