633 lines
18 KiB
C
633 lines
18 KiB
C
/*******************************************************************************
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*
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* Module Name: dmopcode - AML disassembler, specific AML opcodes
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*
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******************************************************************************/
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/******************************************************************************
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*
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* 1. Copyright Notice
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*
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* Some or all of this work - Copyright (c) 1999 - 2010, Intel Corp.
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* All rights reserved.
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*
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* 2. License
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*
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* 2.1. This is your license from Intel Corp. under its intellectual property
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* rights. You may have additional license terms from the party that provided
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* you this software, covering your right to use that party's intellectual
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* property rights.
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*
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* 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
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* copy of the source code appearing in this file ("Covered Code") an
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* irrevocable, perpetual, worldwide license under Intel's copyrights in the
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* base code distributed originally by Intel ("Original Intel Code") to copy,
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* make derivatives, distribute, use and display any portion of the Covered
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* Code in any form, with the right to sublicense such rights; and
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*
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* 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
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* license (with the right to sublicense), under only those claims of Intel
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* patents that are infringed by the Original Intel Code, to make, use, sell,
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* offer to sell, and import the Covered Code and derivative works thereof
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* solely to the minimum extent necessary to exercise the above copyright
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* license, and in no event shall the patent license extend to any additions
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* to or modifications of the Original Intel Code. No other license or right
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* is granted directly or by implication, estoppel or otherwise;
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*
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* The above copyright and patent license is granted only if the following
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* conditions are met:
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*
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* 3. Conditions
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*
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* 3.1. Redistribution of Source with Rights to Further Distribute Source.
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* Redistribution of source code of any substantial portion of the Covered
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* Code or modification with rights to further distribute source must include
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* the above Copyright Notice, the above License, this list of Conditions,
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* and the following Disclaimer and Export Compliance provision. In addition,
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* Licensee must cause all Covered Code to which Licensee contributes to
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* contain a file documenting the changes Licensee made to create that Covered
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* Code and the date of any change. Licensee must include in that file the
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* documentation of any changes made by any predecessor Licensee. Licensee
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* must include a prominent statement that the modification is derived,
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* directly or indirectly, from Original Intel Code.
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*
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* 3.2. Redistribution of Source with no Rights to Further Distribute Source.
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* Redistribution of source code of any substantial portion of the Covered
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* Code or modification without rights to further distribute source must
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* include the following Disclaimer and Export Compliance provision in the
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* documentation and/or other materials provided with distribution. In
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* addition, Licensee may not authorize further sublicense of source of any
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* portion of the Covered Code, and must include terms to the effect that the
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* license from Licensee to its licensee is limited to the intellectual
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* property embodied in the software Licensee provides to its licensee, and
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* not to intellectual property embodied in modifications its licensee may
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* make.
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*
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* 3.3. Redistribution of Executable. Redistribution in executable form of any
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* substantial portion of the Covered Code or modification must reproduce the
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* above Copyright Notice, and the following Disclaimer and Export Compliance
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* provision in the documentation and/or other materials provided with the
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* distribution.
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*
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* 3.4. Intel retains all right, title, and interest in and to the Original
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* Intel Code.
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*
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* 3.5. Neither the name Intel nor any other trademark owned or controlled by
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* Intel shall be used in advertising or otherwise to promote the sale, use or
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* other dealings in products derived from or relating to the Covered Code
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* without prior written authorization from Intel.
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*
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* 4. Disclaimer and Export Compliance
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*
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* 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
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* HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
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* IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
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* INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
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* UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
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* IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
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* PARTICULAR PURPOSE.
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*
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* 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
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* OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
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* COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
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* SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
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* CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
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* HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
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* SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
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* LIMITED REMEDY.
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*
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* 4.3. Licensee shall not export, either directly or indirectly, any of this
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* software or system incorporating such software without first obtaining any
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* required license or other approval from the U. S. Department of Commerce or
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* any other agency or department of the United States Government. In the
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* event Licensee exports any such software from the United States or
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* re-exports any such software from a foreign destination, Licensee shall
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* ensure that the distribution and export/re-export of the software is in
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* compliance with all laws, regulations, orders, or other restrictions of the
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* U.S. Export Administration Regulations. Licensee agrees that neither it nor
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* any of its subsidiaries will export/re-export any technical data, process,
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* software, or service, directly or indirectly, to any country for which the
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* United States government or any agency thereof requires an export license,
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* other governmental approval, or letter of assurance, without first obtaining
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* such license, approval or letter.
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*
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*****************************************************************************/
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#include "acpi.h"
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#include "accommon.h"
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#include "acparser.h"
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#include "amlcode.h"
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#include "acdisasm.h"
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#ifdef ACPI_DISASSEMBLER
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#define _COMPONENT ACPI_CA_DEBUGGER
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ACPI_MODULE_NAME ("dmopcode")
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/* Local prototypes */
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static void
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AcpiDmMatchKeyword (
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ACPI_PARSE_OBJECT *Op);
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/*******************************************************************************
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*
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* FUNCTION: AcpiDmMethodFlags
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*
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* PARAMETERS: Op - Method Object to be examined
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*
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* RETURN: None
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*
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* DESCRIPTION: Decode control method flags
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*
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******************************************************************************/
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void
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AcpiDmMethodFlags (
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ACPI_PARSE_OBJECT *Op)
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{
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UINT32 Flags;
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UINT32 Args;
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/* The next Op contains the flags */
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Op = AcpiPsGetDepthNext (NULL, Op);
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Flags = (UINT8) Op->Common.Value.Integer;
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Args = Flags & 0x07;
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/* Mark the Op as completed */
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Op->Common.DisasmFlags |= ACPI_PARSEOP_IGNORE;
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/* 1) Method argument count */
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AcpiOsPrintf (", %u, ", Args);
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/* 2) Serialize rule */
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if (!(Flags & 0x08))
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{
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AcpiOsPrintf ("Not");
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}
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AcpiOsPrintf ("Serialized");
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/* 3) SyncLevel */
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if (Flags & 0xF0)
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{
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AcpiOsPrintf (", %u", Flags >> 4);
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}
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}
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/*******************************************************************************
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*
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* FUNCTION: AcpiDmFieldFlags
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*
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* PARAMETERS: Op - Field Object to be examined
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*
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* RETURN: None
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*
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* DESCRIPTION: Decode Field definition flags
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*
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******************************************************************************/
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void
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AcpiDmFieldFlags (
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ACPI_PARSE_OBJECT *Op)
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{
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UINT32 Flags;
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Op = Op->Common.Next;
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Flags = (UINT8) Op->Common.Value.Integer;
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/* Mark the Op as completed */
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Op->Common.DisasmFlags |= ACPI_PARSEOP_IGNORE;
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AcpiOsPrintf ("%s, ", AcpiGbl_AccessTypes [Flags & 0x07]);
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AcpiOsPrintf ("%s, ", AcpiGbl_LockRule [(Flags & 0x10) >> 4]);
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AcpiOsPrintf ("%s)", AcpiGbl_UpdateRules [(Flags & 0x60) >> 5]);
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}
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/*******************************************************************************
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*
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* FUNCTION: AcpiDmAddressSpace
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*
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* PARAMETERS: SpaceId - ID to be translated
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*
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* RETURN: None
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*
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* DESCRIPTION: Decode a SpaceId to an AddressSpaceKeyword
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*
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******************************************************************************/
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void
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AcpiDmAddressSpace (
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UINT8 SpaceId)
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{
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if (SpaceId >= ACPI_NUM_PREDEFINED_REGIONS)
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{
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if (SpaceId == 0x7F)
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{
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AcpiOsPrintf ("FFixedHW, ");
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}
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else
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{
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AcpiOsPrintf ("0x%.2X, ", SpaceId);
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}
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}
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else
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{
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AcpiOsPrintf ("%s, ", AcpiGbl_RegionTypes [SpaceId]);
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}
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}
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/*******************************************************************************
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*
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* FUNCTION: AcpiDmRegionFlags
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*
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* PARAMETERS: Op - Object to be examined
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*
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* RETURN: None
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*
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* DESCRIPTION: Decode OperationRegion flags
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*
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******************************************************************************/
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void
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AcpiDmRegionFlags (
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ACPI_PARSE_OBJECT *Op)
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{
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/* The next Op contains the SpaceId */
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Op = AcpiPsGetDepthNext (NULL, Op);
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/* Mark the Op as completed */
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Op->Common.DisasmFlags |= ACPI_PARSEOP_IGNORE;
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AcpiOsPrintf (", ");
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AcpiDmAddressSpace ((UINT8) Op->Common.Value.Integer);
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}
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/*******************************************************************************
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*
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* FUNCTION: AcpiDmMatchOp
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*
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* PARAMETERS: Op - Match Object to be examined
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*
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* RETURN: None
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*
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* DESCRIPTION: Decode Match opcode operands
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*
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******************************************************************************/
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void
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AcpiDmMatchOp (
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ACPI_PARSE_OBJECT *Op)
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{
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ACPI_PARSE_OBJECT *NextOp;
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NextOp = AcpiPsGetDepthNext (NULL, Op);
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NextOp = NextOp->Common.Next;
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if (!NextOp)
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{
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/* Handle partial tree during single-step */
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return;
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}
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/* Mark the two nodes that contain the encoding for the match keywords */
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NextOp->Common.DisasmOpcode = ACPI_DASM_MATCHOP;
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NextOp = NextOp->Common.Next;
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NextOp = NextOp->Common.Next;
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NextOp->Common.DisasmOpcode = ACPI_DASM_MATCHOP;
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}
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/*******************************************************************************
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*
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* FUNCTION: AcpiDmMatchKeyword
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*
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* PARAMETERS: Op - Match Object to be examined
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*
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* RETURN: None
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*
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* DESCRIPTION: Decode Match opcode operands
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*
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******************************************************************************/
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static void
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AcpiDmMatchKeyword (
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ACPI_PARSE_OBJECT *Op)
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{
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if (((UINT32) Op->Common.Value.Integer) > ACPI_MAX_MATCH_OPCODE)
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{
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AcpiOsPrintf ("/* Unknown Match Keyword encoding */");
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}
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else
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{
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AcpiOsPrintf ("%s", ACPI_CAST_PTR (char,
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AcpiGbl_MatchOps[(ACPI_SIZE) Op->Common.Value.Integer]));
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}
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}
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/*******************************************************************************
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*
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* FUNCTION: AcpiDmDisassembleOneOp
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*
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* PARAMETERS: WalkState - Current walk info
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* Info - Parse tree walk info
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* Op - Op that is to be printed
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*
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* RETURN: None
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*
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* DESCRIPTION: Disassemble a single AML opcode
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*
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******************************************************************************/
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void
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AcpiDmDisassembleOneOp (
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ACPI_WALK_STATE *WalkState,
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ACPI_OP_WALK_INFO *Info,
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ACPI_PARSE_OBJECT *Op)
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{
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const ACPI_OPCODE_INFO *OpInfo = NULL;
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UINT32 Offset;
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UINT32 Length;
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ACPI_PARSE_OBJECT *Child;
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ACPI_STATUS Status;
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if (!Op)
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{
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AcpiOsPrintf ("<NULL OP PTR>");
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return;
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}
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switch (Op->Common.DisasmOpcode)
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{
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case ACPI_DASM_MATCHOP:
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AcpiDmMatchKeyword (Op);
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return;
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case ACPI_DASM_LNOT_SUFFIX:
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switch (Op->Common.AmlOpcode)
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{
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case AML_LEQUAL_OP:
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AcpiOsPrintf ("LNotEqual");
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break;
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case AML_LGREATER_OP:
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AcpiOsPrintf ("LLessEqual");
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break;
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case AML_LLESS_OP:
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AcpiOsPrintf ("LGreaterEqual");
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break;
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default:
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break;
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}
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Op->Common.DisasmOpcode = 0;
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Op->Common.DisasmFlags |= ACPI_PARSEOP_IGNORE;
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return;
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default:
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break;
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}
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OpInfo = AcpiPsGetOpcodeInfo (Op->Common.AmlOpcode);
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/* The op and arguments */
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switch (Op->Common.AmlOpcode)
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{
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case AML_LNOT_OP:
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Child = Op->Common.Value.Arg;
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if ((Child->Common.AmlOpcode == AML_LEQUAL_OP) ||
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(Child->Common.AmlOpcode == AML_LGREATER_OP) ||
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(Child->Common.AmlOpcode == AML_LLESS_OP))
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{
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Child->Common.DisasmOpcode = ACPI_DASM_LNOT_SUFFIX;
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Op->Common.DisasmOpcode = ACPI_DASM_LNOT_PREFIX;
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}
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else
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{
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AcpiOsPrintf ("%s", OpInfo->Name);
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}
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break;
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case AML_BYTE_OP:
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AcpiOsPrintf ("0x%2.2X", (UINT32) Op->Common.Value.Integer);
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break;
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case AML_WORD_OP:
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if (Op->Common.DisasmOpcode == ACPI_DASM_EISAID)
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{
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AcpiDmEisaId ((UINT32) Op->Common.Value.Integer);
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}
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else
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{
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AcpiOsPrintf ("0x%4.4X", (UINT32) Op->Common.Value.Integer);
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}
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break;
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case AML_DWORD_OP:
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if (Op->Common.DisasmOpcode == ACPI_DASM_EISAID)
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{
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AcpiDmEisaId ((UINT32) Op->Common.Value.Integer);
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}
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else
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{
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AcpiOsPrintf ("0x%8.8X", (UINT32) Op->Common.Value.Integer);
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}
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break;
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case AML_QWORD_OP:
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AcpiOsPrintf ("0x%8.8X%8.8X",
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ACPI_FORMAT_UINT64 (Op->Common.Value.Integer));
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break;
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case AML_STRING_OP:
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AcpiUtPrintString (Op->Common.Value.String, ACPI_UINT8_MAX);
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break;
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case AML_BUFFER_OP:
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/*
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* Determine the type of buffer. We can have one of the following:
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*
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* 1) ResourceTemplate containing Resource Descriptors.
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* 2) Unicode String buffer
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* 3) ASCII String buffer
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* 4) Raw data buffer (if none of the above)
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*
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* Since there are no special AML opcodes to differentiate these
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* types of buffers, we have to closely look at the data in the
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* buffer to determine the type.
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*/
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Status = AcpiDmIsResourceTemplate (Op);
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if (ACPI_SUCCESS (Status))
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{
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Op->Common.DisasmOpcode = ACPI_DASM_RESOURCE;
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AcpiOsPrintf ("ResourceTemplate");
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break;
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}
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else if (Status == AE_AML_NO_RESOURCE_END_TAG)
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{
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AcpiOsPrintf ("/**** Is ResourceTemplate, but EndTag not at buffer end ****/ ");
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}
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if (AcpiDmIsUnicodeBuffer (Op))
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{
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Op->Common.DisasmOpcode = ACPI_DASM_UNICODE;
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AcpiOsPrintf ("Unicode (");
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}
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else if (AcpiDmIsStringBuffer (Op))
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{
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Op->Common.DisasmOpcode = ACPI_DASM_STRING;
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AcpiOsPrintf ("Buffer");
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}
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else
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{
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Op->Common.DisasmOpcode = ACPI_DASM_BUFFER;
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AcpiOsPrintf ("Buffer");
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}
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break;
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case AML_INT_STATICSTRING_OP:
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if (Op->Common.Value.String)
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{
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AcpiOsPrintf ("%s", Op->Common.Value.String);
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}
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else
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{
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AcpiOsPrintf ("\"<NULL STATIC STRING PTR>\"");
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}
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break;
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case AML_INT_NAMEPATH_OP:
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AcpiDmNamestring (Op->Common.Value.Name);
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break;
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case AML_INT_NAMEDFIELD_OP:
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Length = AcpiDmDumpName (Op->Named.Name);
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AcpiOsPrintf (",%*.s %u", (unsigned) (5 - Length), " ",
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(UINT32) Op->Common.Value.Integer);
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AcpiDmCommaIfFieldMember (Op);
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Info->BitOffset += (UINT32) Op->Common.Value.Integer;
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break;
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case AML_INT_RESERVEDFIELD_OP:
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/* Offset() -- Must account for previous offsets */
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Offset = (UINT32) Op->Common.Value.Integer;
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Info->BitOffset += Offset;
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if (Info->BitOffset % 8 == 0)
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{
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AcpiOsPrintf (" Offset (0x%.2X)", ACPI_DIV_8 (Info->BitOffset));
|
|
}
|
|
else
|
|
{
|
|
AcpiOsPrintf (" , %u", Offset);
|
|
}
|
|
|
|
AcpiDmCommaIfFieldMember (Op);
|
|
break;
|
|
|
|
|
|
case AML_INT_ACCESSFIELD_OP:
|
|
|
|
AcpiOsPrintf (" AccessAs (%s, ",
|
|
AcpiGbl_AccessTypes [(UINT32) (Op->Common.Value.Integer >> 8) & 0x7]);
|
|
|
|
AcpiDmDecodeAttribute ((UINT8) Op->Common.Value.Integer);
|
|
AcpiOsPrintf (")");
|
|
AcpiDmCommaIfFieldMember (Op);
|
|
break;
|
|
|
|
|
|
case AML_INT_BYTELIST_OP:
|
|
|
|
AcpiDmByteList (Info, Op);
|
|
break;
|
|
|
|
|
|
case AML_INT_METHODCALL_OP:
|
|
|
|
Op = AcpiPsGetDepthNext (NULL, Op);
|
|
Op->Common.DisasmFlags |= ACPI_PARSEOP_IGNORE;
|
|
|
|
AcpiDmNamestring (Op->Common.Value.Name);
|
|
break;
|
|
|
|
|
|
default:
|
|
|
|
/* Just get the opcode name and print it */
|
|
|
|
AcpiOsPrintf ("%s", OpInfo->Name);
|
|
|
|
|
|
#ifdef ACPI_DEBUGGER
|
|
|
|
if ((Op->Common.AmlOpcode == AML_INT_RETURN_VALUE_OP) &&
|
|
(WalkState) &&
|
|
(WalkState->Results) &&
|
|
(WalkState->ResultCount))
|
|
{
|
|
AcpiDmDecodeInternalObject (
|
|
WalkState->Results->Results.ObjDesc [
|
|
(WalkState->ResultCount - 1) %
|
|
ACPI_RESULTS_FRAME_OBJ_NUM]);
|
|
}
|
|
#endif
|
|
|
|
break;
|
|
}
|
|
}
|
|
|
|
#endif /* ACPI_DISASSEMBLER */
|