From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Garzik Subject: Re: [PATCH libata-dev-2.6:sil24 01/07] sil24: implement status register emulation Date: Thu, 11 Aug 2005 15:18:58 -0400 Message-ID: <42FBA4A2.5080609@pobox.com> References: <20050730101344.1C985988@htj.dyndns.org> <20050730101344.623D22BD@htj.dyndns.org> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mail.dvmed.net ([216.237.124.58]:50599 "EHLO mail.dvmed.net") by vger.kernel.org with ESMTP id S932386AbVHKTTC (ORCPT ); Thu, 11 Aug 2005 15:19:02 -0400 In-Reply-To: <20050730101344.623D22BD@htj.dyndns.org> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Tejun Heo Cc: Carlos.Pardo@siliconimage.com, linux-ide@vger.kernel.org Tejun Heo wrote: > 01_sil24_add-status-emulation.patch > > Add back status register emulation. It's very simple. If the > previous command completed successfully, we return ATA_DRDY > for all following status register queries; otherwise, we > return ATA_DRDY | ATA_ERR. We can improve error reporting by > reading CMD_ERROR register and emulating status/error values > accordingly. > > Signed-off-by: Tejun Heo NAK. As described and demonstrated in other emails, we want to obtain the Error/Status values from the D2H Register FIS, -not- emulate them. Jeff