From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752190AbYDWGsT (ORCPT ); Wed, 23 Apr 2008 02:48:19 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750769AbYDWGsK (ORCPT ); Wed, 23 Apr 2008 02:48:10 -0400 Received: from mr1.bfh.ch ([147.87.250.50]:49705 "EHLO mr1.bfh.ch" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750765AbYDWGsI (ORCPT ); Wed, 23 Apr 2008 02:48:08 -0400 Message-ID: <480EDBA2.5000506@bfh.ch> Date: Wed, 23 Apr 2008 08:48:02 +0200 From: Seewer Philippe Organization: BFH User-Agent: Thunderbird 2.0.0.12 (X11/20080227) MIME-Version: 1.0 To: Francis Moreau CC: linux-kernel@vger.kernel.org Subject: Re: Disk geometry from /sys References: <38b2ab8a0804091353h3725ce29s196e27e8b4f1ff56@mail.gmail.com> <480354C9.1050600@bfh.ch> <38b2ab8a0804150040i14840a9fudc3b95ba80d52ac1@mail.gmail.com> <4805AF93.90209@bfh.ch> <38b2ab8a0804170709m58830adagcba46f059ed10809@mail.gmail.com> <4807635E.9060101@bfh.ch> <38b2ab8a0804221310h6fdb9346q280f75ca2b85ff18@mail.gmail.com> In-Reply-To: <38b2ab8a0804221310h6fdb9346q280f75ca2b85ff18@mail.gmail.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-OriginalArrivalTime: 23 Apr 2008 06:47:43.0720 (UTC) FILETIME=[EEA7EE80:01C8A50D] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Francis Moreau wrote: [snip] > Just out of curiosity, what does scsi use for addressing IO operations ? I'm quoting from http://www.mossywell.com/boot-sequence/ [quote] LBA has been around since around 1981. It is the method used to access SCSI drives. However, in the mid-1990s IDE disks finally caught up with SCSI and started to use LBA as well. [/quote] Further Information is provided by wikipedia as well: http://en.wikipedia.org/wiki/SCSI http://en.wikipedia.org/wiki/Logical_block_addressing Have fun! Philippe Seewer