From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeff Garzik Subject: Re: Problem: ICH6 SATA + ACPI resume Date: Wed, 14 Sep 2005 08:55:21 -0400 Message-ID: <43281DB9.2050105@pobox.com> References: <8ce7994605091319243ea4156c@mail.gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mail.dvmed.net ([216.237.124.58]:44205 "EHLO mail.dvmed.net") by vger.kernel.org with ESMTP id S965168AbVINMzb (ORCPT ); Wed, 14 Sep 2005 08:55:31 -0400 In-Reply-To: <8ce7994605091319243ea4156c@mail.gmail.com> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: fiorix@gmail.com Cc: linux-ide@vger.kernel.org Alexandre Fiori wrote: > Hello, > > I'm facing a weird problem with SATA and ACPI. I was using linux > 2.6.12.5 and now 2.6.13.1 , and the > problem persists. > If I use the ATA "Generic PCI IDE" or even "Intel PIIXn" the harddisk is > very slow but I can suspend and resume, everything works fine - although > it is very slow. > Now I disabled ATA support and changed to the SCSI "Serial ATA/Intel > PIIX/ICH SATA". The disk performance increased from 2 to 35MB/sec and I > still can do the ACPI suspend (now via echo -n mem > /sys/power/state), > but when I resume I get a lot of errors from the driver on the console. Suspend/resume is not supported yet, in libata. Jeff