From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Garzik Subject: Re: [PATCH 2.6.11-rc3 10/11] ide: make ide_cmd_ioctl() use TASKFILE Date: Sun, 27 Feb 2005 02:41:19 -0500 Message-ID: <4221799F.4050801@pobox.com> References: <20050210083808.48E9DD1A@htj.dyndns.org> <20050210083854.BD13DFBD@htj.dyndns.org> <58cb370e050224075040f5c031@mail.gmail.com> <20050227065348.GB27728@htj.dyndns.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Received: from parcelfarce.linux.theplanet.co.uk ([195.92.249.252]:39302 "EHLO parcelfarce.linux.theplanet.co.uk") by vger.kernel.org with ESMTP id S261363AbVB0Hli (ORCPT ); Sun, 27 Feb 2005 02:41:38 -0500 In-Reply-To: <20050227065348.GB27728@htj.dyndns.org> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Tejun Heo Cc: Bartlomiej Zolnierkiewicz , lkml , linux-ide For what it's worth... Some vendor-specific commands on PATA devices require -exact- specification of registers in, and registers out. You never want to read more registers than are flagged. Ditto for write. Jeff