Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752222Ab0A0IU5 (ORCPT ); Wed, 27 Jan 2010 03:20:57 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751858Ab0A0IUz (ORCPT ); Wed, 27 Jan 2010 03:20:55 -0500 Received: from mga01.intel.com ([192.55.52.88]:65017 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750956Ab0A0IUz (ORCPT ); Wed, 27 Jan 2010 03:20:55 -0500 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.49,352,1262592000"; d="scan'208";a="534945873" Subject: Re: 2.6.33-rc5-git2 -- ACPI Error: Attempt to CreateField of length zero (20091214/dsopcode-529) From: Lin Ming To: Miles Lane Cc: ACPI Devel Maling List , LKML , Len Brown , "rui.zhang" In-Reply-To: References: <4B5FE33A.7000201@gmail.com> Content-Type: text/plain Date: Wed, 27 Jan 2010 16:04:36 +0800 Message-Id: <1264579476.7187.56.camel@minggr.sh.intel.com> Mime-Version: 1.0 X-Mailer: Evolution 2.24.1 (2.24.1-2.fc10) Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2963 Lines: 73 > From: Miles Lane > Date: Wed, Jan 27, 2010 at 2:54 PM > Subject: 2.6.33-rc5-git2 -- ACPI Error: Attempt to CreateField of > length zero (20091214/dsopcode-529) > To: ACPI Devel Maling List , LKML > , Len Brown > > > I am not sure how much of this is due to a single cause. Please let > me know if you'd like me to send separate reports. > > ACPI: EC: GPE = 0x1b, I/O: command/status = 0x66, data = 0x62 > ACPI Warning: Incorrect checksum in table [ATKG] - FA, should be 05 > (20091214/tbutils-314) > > ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 300) > ACPI Error: Attempt to CreateField of length zero (20091214/dsopcode-529) > ACPI Error (psparse-0537): Method parse/execution failed > [\_SB_.PCI0.IDE0.RATA] (Node ffff88013f81a9e0), AE_AML_OPERAND_VALUE > ACPI Error (psparse-0537): Method parse/execution failed > [\_SB_.PCI0.IDE0.PRT1._GTF] (Node ffff88013f81ab20), > AE_AML_OPERAND_VALUE > ata2.00: _GTF evaluation failed (AE 0x3004) > ata2.00: ATAPI: MATSHITADVD-RAM UJ892AS, 1.00, max UDMA/100, ATAPI AN > ACPI Error: Attempt to CreateField of length zero (20091214/dsopcode-529) > ACPI Error (psparse-0537): Method parse/execution failed > [\_SB_.PCI0.IDE0.RATA] (Node ffff88013f81a9e0), AE_AML_OPERAND_VALUE > ACPI Error (psparse-0537): Method parse/execution failed > [\_SB_.PCI0.IDE0.PRT1._GTF] (Node ffff88013f81ab20), > AE_AML_OPERAND_VALUE > ata2.00: _GTF evaluation failed (AE 0x3004) > ata2.00: configured for UDMA/100 > scsi 1:0:0:0: CD-ROM MATSHITA DVD-RAM UJ892AS 1.00 PQ: 0 ANSI: 5 > >From the DSDT, 2522 Method (RATA, 1, NotSerialized) 2523 { 2524 CreateByteField (Arg0, Zero, CMDN) 2525 Multiply (CMDN, 0x38, Local0) 2526 CreateField (Arg0, 0x08, Local0, RETB) 2527 Store (RETB, Debug) 2528 Return (RETB) 2529 } 2546 Name (ATP1, Buffer (0x32) {}) 2547 Device (PRT1) 2548 { 2549 Name (_ADR, 0x0001FFFF) 2550 Method (_SDD, 1, NotSerialized) 2551 { 2552 Store (AGTF (Zero, Arg0), ATP1) 2553 } 2554 2555 Method (_GTF, 0, NotSerialized) 2556 { 2557 Return (RATA (ATP1)) 2558 } 2559 } It seems that ATP1 is not set correctly in PRT1._SDD. Then ATP1 is passed into RATA and CMDN is created with value zero. That causes the error message. Lin Ming -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/