From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tim Small Subject: Re: Use of WD20EARS with MDADM Date: Wed, 12 May 2010 14:06:47 +0100 Message-ID: <4BEAA7E7.9000604@buttersideup.com> References: <4BAB8D41.4010801@gmail.com> <4BABA12D.6040605@shiftmail.org> <4BAF8185.9040307@gmx.net> <4BC61D47.6090403@tmr.com> <4BCC65EB.3080803@cfl.rr.com> <4BCEFB99.9080806@tmr.com> <4BCF163C.6040604@cfl.rr.com> <4BCF4693.3020101@buttersideup.com> <4BCF52ED.3000607@cfl.rr.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <4BCF52ED.3000607@cfl.rr.com> Sender: linux-raid-owner@vger.kernel.org To: Phillip Susi Cc: Mark Knecht , Bill Davidsen , st0ff@npl.de, linux-raid@vger.kernel.org List-Id: linux-raid.ids On 21/04/10 20:33, Phillip Susi wrote: > On 4/21/2010 3:01 PM, Mark Knecht wrote: > >> It's unfortunate that this drive doesn't respond to APM commands either. >> > Yes it is.... would be nice if they made it respond to the standard APM > command meant to configure this kind of behavior instead of creating a > proprietary command and dos utility to invoke it. It's also a shame the > drive lies about its physical sector size and has no way to turn that > off. Might be a nice project to reverse engineer this utility on > windows to figure out the command it sends down and add it to hdparm. > I did have a look at this a while ago (it seemed to be built with Watcom (now open-source) and a public-domain DOS extended along with an open-sourced binary-compressor - decompilation under Watcom on FreeDOS seemed possible), and it seems that Mark Lord has done a chunk more hacking on it, since there is a reference to initial support in the latest hdparm changelog - which you might want to take a look at.... Cheers, Tim.