From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Berck E. Nash" Subject: Re: libata Intel PIIX/ICH fails to detect both PATA drives, spews ACPI errors Date: Tue, 13 Mar 2007 19:46:27 -0600 Message-ID: <45F753F3.1080102@gmail.com> References: <45705618.2020608@gmail.com> <45E447DD.9050308@gmail.com> <45F3F8AA.4060501@gmail.com> <45F4FCA3.1080301@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Return-path: Received: from wr-out-0506.google.com ([64.233.184.235]:10133 "EHLO wr-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933651AbXCNBqu (ORCPT ); Tue, 13 Mar 2007 21:46:50 -0400 Received: by wr-out-0506.google.com with SMTP id i28so7155wra for ; Tue, 13 Mar 2007 18:46:50 -0700 (PDT) In-Reply-To: <45F4FCA3.1080301@gmail.com> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Tejun Heo Cc: "linux-ide@vger.kernel.org" Tejun Heo wrote: > Hello, Berck. > > Berck E. Nash wrote: >> Tejun Heo wrote: >>> Berck E. Nash wrote: >>>> Testing the new libata ICH PATA drivers. There's one PATA port on this >>>> chip, and I've got two optical drives connected to it. The master drive >>>> fails to detect. The slave detects and works properly. >>> Can you test 2.6.20.1 and post full dmesg? >> Here's 2.6.20.2... No ACPI errors, but still doesn't detect both drives. > > Please apply the attached patch and see if it works. If it works, > please post the result of hdparm -I /dev/srX of the optical drive. Thanks. > Okay, here ya go: /dev/sr0: ATAPI CD-ROM, with removable media Model Number: LITE-ON LTR-48246S Serial Number: Firmware Revision: SS0E Standards: Used: ATAPI for CD-ROMs, SFF-8020i, r2.5 Supported: CD-ROM ATAPI-2 Configuration: DRQ response: 50us. Packet size: 12 bytes Capabilities: LBA, IORDY(cannot be disabled) DMA: mdma0 mdma1 mdma2 udma0 udma1 *udma2 Cycle time: min=120ns recommended=120ns PIO: pio0 pio1 pio2 pio3 pio4 Cycle time: no flow control=227ns IORDY flow control=120ns