From owner-freebsd-alpha@FreeBSD.ORG Mon May 15 15:03:43 2006 Return-Path: X-Original-To: alpha@freebsd.org Delivered-To: freebsd-alpha@FreeBSD.ORG Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 25D9216A81D for ; Mon, 15 May 2006 15:03:43 +0000 (UTC) (envelope-from gandano@gmail.com) Received: from py-out-1112.google.com (py-out-1112.google.com [64.233.166.180]) by mx1.FreeBSD.org (Postfix) with ESMTP id 3416743D7E for ; Mon, 15 May 2006 15:03:31 +0000 (GMT) (envelope-from gandano@gmail.com) Received: by py-out-1112.google.com with SMTP id e30so1104778pya for ; Mon, 15 May 2006 08:03:30 -0700 (PDT) DomainKey-Signature: a=rsa-sha1; q=dns; c=nofws; s=beta; d=gmail.com; h=received:message-id:date:from:to:subject:cc:in-reply-to:mime-version:content-type:references; b=bYjsiJT96Ija6rKtnqLmMqxhUpdR8swr1cyvhMtYJqS3V6HHMmp2SNDRkqXfM6rIwHD2CF5tD17MlqzdmEwWuru1wlTJT6cO7kXFR64fYRb0oS9LFxgj+dxTZP11QEfGn7OQGwwZOHaYHVc7cwcHEQGs+k3mUmpdeF6VI5bXdu8= Received: by 10.35.60.15 with SMTP id n15mr2678838pyk; Mon, 15 May 2006 07:56:41 -0700 (PDT) Received: by 10.35.72.16 with HTTP; Mon, 15 May 2006 07:56:41 -0700 (PDT) Message-ID: Date: Mon, 15 May 2006 16:56:41 +0200 From: "Rafael Ruiz" To: walter@alasir.com In-Reply-To: MIME-Version: 1.0 References: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: quoted-printable Content-Disposition: inline X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: alpha@freebsd.org Subject: Re: HEADSUP: Alpha support is being retired in 7.0 X-BeenThere: freebsd-alpha@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Porting FreeBSD to the Alpha List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 15 May 2006 15:03:48 -0000 Hi! In this paper says that Chinese military works on their own cloned Alpha EV= 8 / EV9 processors, and they running COSIX (Chinese Tru64 UNIX whose source code Compaq gave to the China sometime ago, plus EV8 etc plans that might have leaked out of the US). Please, see http://www.theinquirer.net/?article=3D4266 Rafa 2006/5/15, Paul V. Bolotoff : > > That's sad very much. However, the architecture may be revived sooner or > later. The instruction set is free, and most original patents of DEC are > expired by this moment. Thanks to DEC, the architecture and its hardware > implementations are well-documented. There are open-source operating > systems, compilers, assemblers and other development tools available, so > it's a matter of time for some enterprise to pick everything up and blow = a > new life into the architecture. We'll see what we shall see. > > By the way, the Alpha processors have never had integer division > implemented in hardware. Not a drawback though, because it's a relatively > complicated instruction. It takes an advanced computational logic and doz= ens > of cycles to complete execution anyway (about one bit per clock cycle). T= o > throw an example in, Athlon64-family processors can do that in 42 cycles = for > 32-bit operands or in 74 cycles for 64-bit ones. Finally, it isn't an eas= y > task for hardware engineers to get it pipelined properly... > > PVB > > On Thu, 11 May 2006 14:24 , John Baldwin sent: > > >Alpha was the first non-x86 port that was added to FreeBSD, and as such > it has > >greatly aided the efforts to keep FreeBSD from being too i386-centric. > >However, recently the Alpha port has not had any active development or > >maintenance. As a result, the quality of the Alpha releases that the > Project > >provides are not on par with other supported architectures and is in fac= t > >degrading. Unfortunately, as an architecture it has also been killed by > its > >creator. > > > >After considering all of this, it is time to part with Alpha for 7.0 and > >beyond. At this time it is still planned to provide 6.x releases for > >FreeBSD/alpha. The code will still be around in CVS history if someone > >suddenly shows up and fixes a bunch of bugs and/or the architecture is > >revived. Users with Alpha systems are welcome to use existing releases > of > >FreeBSD/alpha or another BSD such as NetBSD/alpha. We would still like > to > >see bug fixes for FreeBSD/alpha on 6.x so that the final release is > solid. > > > >-- > >John Baldwin jhb@FreeBSD.org> http://www.FreeBSD.org/~jhb/ > >"Power Users Use the Power to Serve" =3D http://www.FreeBSD.org > > > > _______________________________________________ > freebsd-alpha@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-alpha > To unsubscribe, send any mail to "freebsd-alpha-unsubscribe@freebsd.org" > --=20 -- Rafa. Alpha back to life.