From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Mon, 21 Jan 2002 08:21:24 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Mon, 21 Jan 2002 08:21:14 -0500 Received: from mail2.infineon.com ([192.35.17.230]:2959 "EHLO mail2.infineon.com") by vger.kernel.org with ESMTP id ; Mon, 21 Jan 2002 08:21:06 -0500 X-Envelope-Sender-Is: Erez.Doron@savan.com (at relayer mail2.infineon.com) Subject: non volatile ram disk From: Erez Doron To: linux kernel Content-Type: text/plain Content-Transfer-Encoding: 7bit X-Mailer: Evolution/1.0 (Preview Release) Date: 21 Jan 2002 15:15:28 +0200 Message-Id: <1011618928.2825.5.camel@hal.savan.com> Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org hi I'm looking for a way to make a ramdisk which is not erased on reboot this is for use with ipaq/linux. i tought of booting with mem=32m and map a block device to the rest of the 32M ram i have. the probelm is that giving mem=32m to the kernel will cause the kernel to map only the first 32m of physical memory to virtual one, so using __pa(ptr) on the top 32m causes a kernel oops. any idea ? regards erez.