From mboxrd@z Thu Jan 1 00:00:00 1970 From: Andre Tomt Subject: Re: Switching ICH7 to ACPI mode? Date: Sun, 04 May 2008 23:51:23 +0200 Message-ID: <481E2FDB.6060903@tomt.net> References: <1209932346.29633.17.camel@pancake.floe.gotdns.org> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mail1.ugh.no ([80.239.42.168]:46156 "EHLO mail1.ugh.no" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753128AbYEDWMv (ORCPT ); Sun, 4 May 2008 18:12:51 -0400 In-Reply-To: <1209932346.29633.17.camel@pancake.floe.gotdns.org> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Florian Echtler Cc: jgarzik@pobox.com, linux-ide@vger.kernel.org Florian Echtler wrote: > Hello Jeff, > > my wife's ACER Aspire 5550 notebook has a ICH7 controller which is > eternally in "legacy" mode - the crippled BIOS is doesn't offer any > option to switch it to AHCI mode. It's basically running fine using the > ata_piix driver, but it never comes out of resume, only the hard disk > LED lights up and stays that way. You could try Matthews patch to force-enable AHCI: http://www.codon.org.uk/~mjg59/tmp/ahci_quirk_cleanup.diff Note you might have to remove the #if 0 for some chips. See http://mjg59.livejournal.com/85504.html