From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from cthulhu.engr.sgi.com (cthulhu.engr.sgi.com [192.26.80.2]) by neteng.engr.sgi.com (980427.SGI.8.8.8/970903.SGI.AUTOCF) via ESMTP id TAA04037 for ; Tue, 19 Jan 1999 19:09:01 -0800 (PST) Return-Path: Received: (from majordomo-owner@localhost) by cthulhu.engr.sgi.com (980427.SGI.8.8.8/970903.SGI.AUTOCF) id TAA55659 for linux-list; Tue, 19 Jan 1999 19:08:24 -0800 (PST) mail_from (owner-linux@relay.engr.sgi.com) Received: from xtp.engr.sgi.com (xtp.engr.sgi.com [150.166.75.34]) by cthulhu.engr.sgi.com (980427.SGI.8.8.8/970903.SGI.AUTOCF) via SMTP id TAA04086 for ; Tue, 19 Jan 1999 19:08:21 -0800 (PST) mail_from (greg@xtp.engr.sgi.com) Received: by xtp.engr.sgi.com (950413.SGI.8.6.12/911001.SGI) id TAA20789; Tue, 19 Jan 1999 19:08:20 -0800 From: "Greg Chesson" Message-Id: <9901191908.ZM20787@xtp.engr.sgi.com> Date: Tue, 19 Jan 1999 19:08:19 -0800 In-Reply-To: offer@morgaine (Richard Offer) "Re: [Fwd: linus.linux.sgi.com]" (Jan 19, 6:28pm) References: <199901200204.UAA14601@piquin.uchicago.edu> <9901191828.ZM20761@morgaine.engr.sgi.com> X-Mailer: Z-Mail (3.2.3 08feb96 MediaMail) To: offer@morgaine.engr.sgi.com (Richard Offer), linux@cthulhu.engr.sgi.com Subject: Re: [Fwd: linus.linux.sgi.com] Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: owner-linux@cthulhu.engr.sgi.com Precedence: bulk This is a case of rocket brains getting confused by misleading specs in the commodity world: a 50ns dram or sdram is very fast - that refers to the cycle time of the internal dram core whereas a PCI-100 compliant memory must operate on a 100 Mhz (10ns) bus and needs a latch time better than 10ns. g -- Greg Chesson From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: "Greg Chesson" Message-ID: <9901191908.ZM20787@xtp.engr.sgi.com> Date: Tue, 19 Jan 1999 19:08:19 -0800 In-Reply-To: offer@morgaine (Richard Offer) "Re: [Fwd: linus.linux.sgi.com]" (Jan 19, 6:28pm) References: <199901200204.UAA14601@piquin.uchicago.edu> <9901191828.ZM20761@morgaine.engr.sgi.com> Subject: Re: [Fwd: linus.linux.sgi.com] Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: owner-linux@cthulhu.engr.sgi.com To: Richard Offer , linux@cthulhu.engr.sgi.com Message-ID: <19990120030819.i12LdJ8ex9z6qr1RC15GfK8be6lsmQ658Nw7FehQi8E@z> This is a case of rocket brains getting confused by misleading specs in the commodity world: a 50ns dram or sdram is very fast - that refers to the cycle time of the internal dram core whereas a PCI-100 compliant memory must operate on a 100 Mhz (10ns) bus and needs a latch time better than 10ns. g -- Greg Chesson