From mboxrd@z Thu Jan 1 00:00:00 1970 From: Florian Echtler Subject: Re: Switching ICH7 to AHCI mode? Date: Mon, 05 May 2008 10:45:56 +0200 Message-ID: <1209977156.29633.25.camel@pancake> References: <1209932346.29633.17.camel@pancake.floe.gotdns.org> <481E2FDB.6060903@tomt.net> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Return-path: Received: from static.88-198-47-201.clients.your-server.de ([88.198.47.201]:40780 "EHLO butterbrot.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755353AbYEEIp6 (ORCPT ); Mon, 5 May 2008 04:45:58 -0400 In-Reply-To: <481E2FDB.6060903@tomt.net> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Andre Tomt Cc: jgarzik@pobox.com, linux-ide@vger.kernel.org > > 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 Thanks, this does exactly what I was planning to do, and in a cleaner fashion, too (I had forgotten about what quirks are for). I'll try the patch later today and post the results. Yours, Florian -- 0666 - Filemode of the Beast