From owner-freebsd-alpha Tue Nov 19 14:22:45 2002 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 C86C937B401 for ; Tue, 19 Nov 2002 14:22:43 -0800 (PST) Received: from thea.blinkenlights.nl (thea.blinkenlights.nl [62.58.162.229]) by mx1.FreeBSD.org (Postfix) with ESMTP id 50EB343E3B for ; Tue, 19 Nov 2002 14:22:43 -0800 (PST) (envelope-from sten@blinkenlights.nl) Received: by thea.blinkenlights.nl (Postfix, from userid 101) id 38F7039305; Tue, 19 Nov 2002 23:22:42 +0100 (CET) Received: from localhost (localhost [127.0.0.1]) by thea.blinkenlights.nl (Postfix) with ESMTP id 36EBAD581; Tue, 19 Nov 2002 23:22:42 +0100 (CET) Date: Tue, 19 Nov 2002 23:22:42 +0100 (CET) From: Sten To: Roberto de Iriarte Cc: freebsd-alpha@FreeBSD.ORG Subject: Re: Alphastation 500 In-Reply-To: <3DDAB7A7.6060909@spock.cl> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=X-UNKNOWN Content-Transfer-Encoding: 8BIT Sender: owner-freebsd-alpha@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.org On Tue, 19 Nov 2002, Roberto de Iriarte wrote: > Sten wrote: > > >Just wondering if someone could update the fbsd alpha > >hardware guide to reflect the fact that the alphastation > >500 does NOT use regular ecc sdram dimms, ( this > >one just caught me big time ). > > > > > I am quite positive that the alphastation 500 uses 5v FPM DIMM´s > arranged in two banks of four rows each (I think the bus is 256 bit > wide, or was it 128 bit wide with 2 way interleave ?). it's 256 aka 4 way interleave. > The dimm´s need to be 72 bit wide (ECC). I will try to find the > complete spec (speed, arrangement, etc.) > > EDO is not supported on the 500/333 that i have. which makes it 5v FP ? > The 500/500 has a different mainboard, so this could (should) > not apply to it. Gotta love dec, the standard dimm in the manuals means that you still have to go to them to buy some :). -- Sten Spans "What does one do with ones money, when there is no more empty rackspace ?" To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-alpha" in the body of the message