From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261400AbUCaVt4 (ORCPT ); Wed, 31 Mar 2004 16:49:56 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261204AbUCaVtG (ORCPT ); Wed, 31 Mar 2004 16:49:06 -0500 Received: from fw.osdl.org ([65.172.181.6]:22988 "EHLO mail.osdl.org") by vger.kernel.org with ESMTP id S262632AbUCaVp1 (ORCPT ); Wed, 31 Mar 2004 16:45:27 -0500 Date: Wed, 31 Mar 2004 13:42:15 -0800 From: "Randy.Dunlap" To: "Casey Allen Shobe" Cc: linux-kernel@vger.kernel.org Subject: Re: mem=options changed in 2.6.x? Message-Id: <20040331134215.21350e55.rddunlap@osdl.org> In-Reply-To: <44574.64.25.5.177.1080768515.squirrel@webmail.thebrittinggroup.com> References: <44574.64.25.5.177.1080768515.squirrel@webmail.thebrittinggroup.com> Organization: OSDL X-Mailer: Sylpheed version 0.9.10 (GTK+ 1.2.10; i686-pc-linux-gnu) X-Face: +5V?h'hZQPB9kW Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Wed, 31 Mar 2004 16:28:35 -0500 (EST) Casey Allen Shobe wrote: | I have a Compaq Proliant 5000 with 320Mb RAM. | | If I boot up either linux 2.4.22 or 2.6.4, it only identifies 12Mb of memory. | | With 2.4.22, the kernel parameters "mem=exactmap mem=640k@0M mem=319M@1M" | worked to make the kernel identify all of the memory. | | I have tried the same with linux 2.6.4, but with the above flags the | kernel will not boot. With "mem=320M", the system boots, but it still | thinks it has only 12Mb RAM. | | Something I'm missing or did this change between releases? See file: Documentation/kernel-parameters.txt Basically, you need to change "mem=" to "memmap=" in all 3 places above. -- ~Randy "You can't do anything without having to do something else first." -- Belefant's Law