From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mark Lord Subject: Re: [PATCH] Add quirk to set AHCI mode on ICH boards Date: Thu, 08 Nov 2007 23:44:22 -0500 Message-ID: <4733E5A6.30808@rtr.ca> References: <20071109020235.GA2031@ceren> <20071109023129.GA25581@havoc.gtf.org> <4733D421.7000505@rtr.ca> <20071109034622.GB25581@havoc.gtf.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from rtr.ca ([76.10.145.34]:2215 "EHLO mail.rtr.ca" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1758344AbXKIEoY (ORCPT ); Thu, 8 Nov 2007 23:44:24 -0500 In-Reply-To: <20071109034622.GB25581@havoc.gtf.org> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Jeff Garzik Cc: Riki Oktarianto , linux-kernel@vger.kernel.org, Greg Kroah-Hartman , linux-ide@vger.kernel.org Jeff Garzik wrote: > On Thu, Nov 08, 2007 at 10:29:37PM -0500, Mark Lord wrote: >> And I might even privately patch my own kernels to map the ACHI BAR >> in the cases where the BIOS didn't... > > The inability to do this in the general case is the main reason why > AHCI was not unconditionally enabled, even in IDE mode, when it was > originally added... :/ .. Yeah, that one's always puzzled me. It's just software, so why don't we do it? In the PCI layer, that is?