1044 lines
30 KiB
C
1044 lines
30 KiB
C
/*******************************************************************************
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*
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* Module Name: dmwalk - AML disassembly tree walk
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* $Revision: 1.33 $
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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 - 2007, 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 <contrib/dev/acpica/acpi.h>
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#include <contrib/dev/acpica/acparser.h>
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#include <contrib/dev/acpica/amlcode.h>
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#include <contrib/dev/acpica/acdisasm.h>
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#include <contrib/dev/acpica/acdebug.h>
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#ifdef ACPI_DISASSEMBLER
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#define _COMPONENT ACPI_CA_DEBUGGER
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ACPI_MODULE_NAME ("dmwalk")
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#define DB_FULL_OP_INFO "[%4.4s] @%5.5X #%4.4X: "
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/* Local prototypes */
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static ACPI_STATUS
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AcpiDmDescendingOp (
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ACPI_PARSE_OBJECT *Op,
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UINT32 Level,
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void *Context);
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static ACPI_STATUS
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AcpiDmAscendingOp (
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ACPI_PARSE_OBJECT *Op,
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UINT32 Level,
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void *Context);
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static UINT32
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AcpiDmBlockType (
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ACPI_PARSE_OBJECT *Op);
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/*******************************************************************************
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*
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* FUNCTION: AcpiDmDisassemble
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*
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* PARAMETERS: WalkState - Current state
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* Origin - Starting object
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* NumOpcodes - Max number of opcodes to be displayed
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*
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* RETURN: None
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*
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* DESCRIPTION: Disassemble parser object and its children. This is the
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* main entry point of the disassembler.
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*
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******************************************************************************/
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void
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AcpiDmDisassemble (
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ACPI_WALK_STATE *WalkState,
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ACPI_PARSE_OBJECT *Origin,
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UINT32 NumOpcodes)
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{
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ACPI_PARSE_OBJECT *Op = Origin;
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ACPI_OP_WALK_INFO Info;
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if (!Op)
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{
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return;
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}
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Info.Flags = 0;
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Info.Level = 0;
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Info.Count = 0;
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Info.WalkState = WalkState;
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AcpiDmWalkParseTree (Op, AcpiDmDescendingOp, AcpiDmAscendingOp, &Info);
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return;
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}
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/*******************************************************************************
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*
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* FUNCTION: AcpiDmWalkParseTree
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*
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* PARAMETERS: Op - Root Op object
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* DescendingCallback - Called during tree descent
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* AscendingCallback - Called during tree ascent
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* Context - To be passed to the callbacks
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*
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* RETURN: Status from callback(s)
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*
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* DESCRIPTION: Walk the entire parse tree.
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*
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******************************************************************************/
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void
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AcpiDmWalkParseTree (
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ACPI_PARSE_OBJECT *Op,
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ASL_WALK_CALLBACK DescendingCallback,
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ASL_WALK_CALLBACK AscendingCallback,
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void *Context)
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{
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BOOLEAN NodePreviouslyVisited;
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ACPI_PARSE_OBJECT *StartOp = Op;
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ACPI_STATUS Status;
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ACPI_PARSE_OBJECT *Next;
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ACPI_OP_WALK_INFO *Info = Context;
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Info->Level = 0;
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NodePreviouslyVisited = FALSE;
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while (Op)
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{
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if (NodePreviouslyVisited)
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{
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if (AscendingCallback)
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{
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Status = AscendingCallback (Op, Info->Level, Context);
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if (ACPI_FAILURE (Status))
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{
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return;
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}
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}
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}
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else
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{
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/* Let the callback process the node */
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Status = DescendingCallback (Op, Info->Level, Context);
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if (ACPI_SUCCESS (Status))
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{
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/* Visit children first, once */
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Next = AcpiPsGetArg (Op, 0);
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if (Next)
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{
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Info->Level++;
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Op = Next;
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continue;
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}
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}
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else if (Status != AE_CTRL_DEPTH)
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{
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/* Exit immediately on any error */
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return;
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}
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}
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/* Terminate walk at start op */
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if (Op == StartOp)
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{
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break;
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}
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/* No more children, re-visit this node */
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if (!NodePreviouslyVisited)
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{
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NodePreviouslyVisited = TRUE;
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continue;
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}
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/* No more children, visit peers */
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if (Op->Common.Next)
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{
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Op = Op->Common.Next;
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NodePreviouslyVisited = FALSE;
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}
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else
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{
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/* No peers, re-visit parent */
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if (Info->Level != 0 )
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{
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Info->Level--;
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}
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Op = Op->Common.Parent;
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NodePreviouslyVisited = TRUE;
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}
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}
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/* If we get here, the walk completed with no errors */
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return;
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}
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/*******************************************************************************
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*
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* FUNCTION: AcpiDmBlockType
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*
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* PARAMETERS: Op - Object to be examined
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*
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* RETURN: BlockType - not a block, parens, braces, or even both.
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*
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* DESCRIPTION: Type of block for this op (parens or braces)
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*
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******************************************************************************/
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static UINT32
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AcpiDmBlockType (
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ACPI_PARSE_OBJECT *Op)
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{
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const ACPI_OPCODE_INFO *OpInfo;
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if (!Op)
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{
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return (BLOCK_NONE);
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}
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switch (Op->Common.AmlOpcode)
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{
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case AML_ELSE_OP:
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return (BLOCK_BRACE);
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case AML_METHOD_OP:
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case AML_DEVICE_OP:
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case AML_SCOPE_OP:
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case AML_PROCESSOR_OP:
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case AML_POWER_RES_OP:
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case AML_THERMAL_ZONE_OP:
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case AML_IF_OP:
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case AML_WHILE_OP:
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case AML_FIELD_OP:
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case AML_INDEX_FIELD_OP:
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case AML_BANK_FIELD_OP:
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return (BLOCK_PAREN | BLOCK_BRACE);
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case AML_BUFFER_OP:
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if (Op->Common.DisasmOpcode == ACPI_DASM_UNICODE)
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{
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return (BLOCK_NONE);
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}
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/*lint -fallthrough */
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case AML_PACKAGE_OP:
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case AML_VAR_PACKAGE_OP:
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return (BLOCK_PAREN | BLOCK_BRACE);
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case AML_EVENT_OP:
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return (BLOCK_PAREN);
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default:
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OpInfo = AcpiPsGetOpcodeInfo (Op->Common.AmlOpcode);
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if (OpInfo->Flags & AML_HAS_ARGS)
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{
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return (BLOCK_PAREN);
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}
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return (BLOCK_NONE);
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}
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}
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/*******************************************************************************
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*
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* FUNCTION: AcpiDmListType
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*
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* PARAMETERS: Op - Object to be examined
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*
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* RETURN: ListType - has commas or not.
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*
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* DESCRIPTION: Type of block for this op (parens or braces)
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*
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******************************************************************************/
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UINT32
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AcpiDmListType (
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ACPI_PARSE_OBJECT *Op)
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{
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const ACPI_OPCODE_INFO *OpInfo;
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if (!Op)
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{
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return (BLOCK_NONE);
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}
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switch (Op->Common.AmlOpcode)
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{
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case AML_ELSE_OP:
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case AML_METHOD_OP:
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case AML_DEVICE_OP:
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case AML_SCOPE_OP:
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case AML_POWER_RES_OP:
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case AML_PROCESSOR_OP:
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case AML_THERMAL_ZONE_OP:
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case AML_IF_OP:
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case AML_WHILE_OP:
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case AML_FIELD_OP:
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case AML_INDEX_FIELD_OP:
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case AML_BANK_FIELD_OP:
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return (BLOCK_NONE);
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case AML_BUFFER_OP:
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case AML_PACKAGE_OP:
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case AML_VAR_PACKAGE_OP:
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return (BLOCK_COMMA_LIST);
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default:
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OpInfo = AcpiPsGetOpcodeInfo (Op->Common.AmlOpcode);
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if (OpInfo->Flags & AML_HAS_ARGS)
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{
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return (BLOCK_COMMA_LIST);
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}
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return (BLOCK_NONE);
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}
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}
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/*******************************************************************************
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*
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* FUNCTION: AcpiDmDescendingOp
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*
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* PARAMETERS: ASL_WALK_CALLBACK
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*
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* RETURN: Status
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*
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* DESCRIPTION: First visitation of a parse object during tree descent.
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* Decode opcode name and begin parameter list(s), if any.
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*
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******************************************************************************/
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static ACPI_STATUS
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AcpiDmDescendingOp (
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ACPI_PARSE_OBJECT *Op,
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UINT32 Level,
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void *Context)
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{
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ACPI_OP_WALK_INFO *Info = Context;
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const ACPI_OPCODE_INFO *OpInfo;
|
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UINT32 Name;
|
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ACPI_PARSE_OBJECT *NextOp;
|
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ACPI_EXTERNAL_LIST *NextExternal;
|
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|
|
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if (Op->Common.DisasmFlags & ACPI_PARSEOP_IGNORE)
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{
|
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/* Ignore this op -- it was handled elsewhere */
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return (AE_CTRL_DEPTH);
|
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}
|
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|
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/* Level 0 is at the Definition Block level */
|
|
|
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if (Level == 0)
|
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{
|
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/* In verbose mode, print the AML offset, opcode and depth count */
|
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|
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if (Info->WalkState)
|
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{
|
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VERBOSE_PRINT ((DB_FULL_OP_INFO,
|
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(Info->WalkState->MethodNode ?
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Info->WalkState->MethodNode->Name.Ascii : " "),
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Op->Common.AmlOffset, (UINT32) Op->Common.AmlOpcode));
|
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}
|
|
|
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if (Op->Common.AmlOpcode == AML_SCOPE_OP)
|
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{
|
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/* This is the beginning of the Definition Block */
|
|
|
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AcpiOsPrintf ("{\n");
|
|
|
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/* Emit all External() declarations here */
|
|
|
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if (AcpiGbl_ExternalList)
|
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{
|
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/*
|
|
* Walk the list of externals (unresolved references)
|
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* found during parsing
|
|
*/
|
|
while (AcpiGbl_ExternalList)
|
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{
|
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AcpiOsPrintf (" External (%s",
|
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AcpiGbl_ExternalList->Path);
|
|
|
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/* TBD: should be a lookup table */
|
|
|
|
switch (AcpiGbl_ExternalList->Type)
|
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{
|
|
case ACPI_TYPE_DEVICE:
|
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AcpiOsPrintf (", DeviceObj");
|
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break;
|
|
|
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case ACPI_TYPE_METHOD:
|
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AcpiOsPrintf (", MethodObj");
|
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break;
|
|
|
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case ACPI_TYPE_INTEGER:
|
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AcpiOsPrintf (", IntObj");
|
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break;
|
|
|
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default:
|
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break;
|
|
}
|
|
|
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if (AcpiGbl_ExternalList->Type == ACPI_TYPE_METHOD)
|
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{
|
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AcpiOsPrintf (") // %d Arguments\n", AcpiGbl_ExternalList->Value);
|
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}
|
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else
|
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{
|
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AcpiOsPrintf (")\n");
|
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}
|
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|
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NextExternal = AcpiGbl_ExternalList->Next;
|
|
ACPI_FREE (AcpiGbl_ExternalList->Path);
|
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ACPI_FREE (AcpiGbl_ExternalList);
|
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AcpiGbl_ExternalList = NextExternal;
|
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}
|
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AcpiOsPrintf ("\n");
|
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}
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|
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return (AE_OK);
|
|
}
|
|
}
|
|
else if ((AcpiDmBlockType (Op->Common.Parent) & BLOCK_BRACE) &&
|
|
(!(Op->Common.DisasmFlags & ACPI_PARSEOP_PARAMLIST)) &&
|
|
(Op->Common.AmlOpcode != AML_INT_BYTELIST_OP))
|
|
{
|
|
/*
|
|
* This is a first-level element of a term list,
|
|
* indent a new line
|
|
*/
|
|
AcpiDmIndent (Level);
|
|
Info->LastLevel = Level;
|
|
Info->Count = 0;
|
|
}
|
|
|
|
/*
|
|
* This is an inexpensive mechanism to try and keep lines from getting
|
|
* too long. When the limit is hit, start a new line at the previous
|
|
* indent plus one. A better but more expensive mechanism would be to
|
|
* keep track of the current column.
|
|
*/
|
|
Info->Count++;
|
|
if (Info->Count /*+Info->LastLevel*/ > 10)
|
|
{
|
|
Info->Count = 0;
|
|
AcpiOsPrintf ("\n");
|
|
AcpiDmIndent (Info->LastLevel + 1);
|
|
}
|
|
|
|
/* Print the opcode name */
|
|
|
|
AcpiDmDisassembleOneOp (NULL, Info, Op);
|
|
|
|
if (Op->Common.DisasmOpcode == ACPI_DASM_LNOT_PREFIX)
|
|
{
|
|
return (AE_OK);
|
|
}
|
|
|
|
if ((Op->Common.AmlOpcode == AML_NAME_OP) ||
|
|
(Op->Common.AmlOpcode == AML_RETURN_OP))
|
|
{
|
|
Info->Level--;
|
|
}
|
|
|
|
/* Start the opcode argument list if necessary */
|
|
|
|
OpInfo = AcpiPsGetOpcodeInfo (Op->Common.AmlOpcode);
|
|
|
|
if ((OpInfo->Flags & AML_HAS_ARGS) ||
|
|
(Op->Common.AmlOpcode == AML_EVENT_OP))
|
|
{
|
|
/* This opcode has an argument list */
|
|
|
|
if (AcpiDmBlockType (Op) & BLOCK_PAREN)
|
|
{
|
|
AcpiOsPrintf (" (");
|
|
}
|
|
|
|
/* If this is a named opcode, print the associated name value */
|
|
|
|
if (OpInfo->Flags & AML_NAMED)
|
|
{
|
|
switch (Op->Common.AmlOpcode)
|
|
{
|
|
case AML_ALIAS_OP:
|
|
|
|
NextOp = AcpiPsGetDepthNext (NULL, Op);
|
|
NextOp->Common.DisasmFlags |= ACPI_PARSEOP_IGNORE;
|
|
AcpiDmNamestring (NextOp->Common.Value.Name);
|
|
AcpiOsPrintf (", ");
|
|
|
|
/*lint -fallthrough */
|
|
|
|
default:
|
|
|
|
Name = AcpiPsGetName (Op);
|
|
if (Op->Named.Path)
|
|
{
|
|
AcpiDmNamestring ((char *) Op->Named.Path);
|
|
}
|
|
else
|
|
{
|
|
AcpiDmDumpName ((char *) &Name);
|
|
}
|
|
|
|
if (Op->Common.AmlOpcode != AML_INT_NAMEDFIELD_OP)
|
|
{
|
|
if (AcpiGbl_DbOpt_verbose)
|
|
{
|
|
(void) AcpiPsDisplayObjectPathname (NULL, Op);
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
|
|
switch (Op->Common.AmlOpcode)
|
|
{
|
|
case AML_METHOD_OP:
|
|
|
|
AcpiDmMethodFlags (Op);
|
|
AcpiOsPrintf (")");
|
|
break;
|
|
|
|
|
|
case AML_NAME_OP:
|
|
|
|
/* Check for _HID and related EISAID() */
|
|
|
|
AcpiDmIsEisaId (Op);
|
|
AcpiOsPrintf (", ");
|
|
break;
|
|
|
|
|
|
case AML_REGION_OP:
|
|
|
|
AcpiDmRegionFlags (Op);
|
|
break;
|
|
|
|
|
|
case AML_POWER_RES_OP:
|
|
|
|
/* Mark the next two Ops as part of the parameter list */
|
|
|
|
AcpiOsPrintf (", ");
|
|
NextOp = AcpiPsGetDepthNext (NULL, Op);
|
|
NextOp->Common.DisasmFlags |= ACPI_PARSEOP_PARAMLIST;
|
|
|
|
NextOp = NextOp->Common.Next;
|
|
NextOp->Common.DisasmFlags |= ACPI_PARSEOP_PARAMLIST;
|
|
return (AE_OK);
|
|
|
|
|
|
case AML_PROCESSOR_OP:
|
|
|
|
/* Mark the next three Ops as part of the parameter list */
|
|
|
|
AcpiOsPrintf (", ");
|
|
NextOp = AcpiPsGetDepthNext (NULL, Op);
|
|
NextOp->Common.DisasmFlags |= ACPI_PARSEOP_PARAMLIST;
|
|
|
|
NextOp = NextOp->Common.Next;
|
|
NextOp->Common.DisasmFlags |= ACPI_PARSEOP_PARAMLIST;
|
|
|
|
NextOp = NextOp->Common.Next;
|
|
NextOp->Common.DisasmFlags |= ACPI_PARSEOP_PARAMLIST;
|
|
return (AE_OK);
|
|
|
|
|
|
case AML_MUTEX_OP:
|
|
case AML_DATA_REGION_OP:
|
|
|
|
AcpiOsPrintf (", ");
|
|
return (AE_OK);
|
|
|
|
|
|
case AML_EVENT_OP:
|
|
case AML_ALIAS_OP:
|
|
|
|
return (AE_OK);
|
|
|
|
|
|
case AML_SCOPE_OP:
|
|
case AML_DEVICE_OP:
|
|
case AML_THERMAL_ZONE_OP:
|
|
|
|
AcpiOsPrintf (")");
|
|
break;
|
|
|
|
|
|
default:
|
|
|
|
AcpiOsPrintf ("*** Unhandled named opcode %X\n", Op->Common.AmlOpcode);
|
|
break;
|
|
}
|
|
}
|
|
|
|
else switch (Op->Common.AmlOpcode)
|
|
{
|
|
case AML_FIELD_OP:
|
|
case AML_BANK_FIELD_OP:
|
|
case AML_INDEX_FIELD_OP:
|
|
|
|
Info->BitOffset = 0;
|
|
|
|
/* Name of the parent OperationRegion */
|
|
|
|
NextOp = AcpiPsGetDepthNext (NULL, Op);
|
|
AcpiDmNamestring (NextOp->Common.Value.Name);
|
|
AcpiOsPrintf (", ");
|
|
NextOp->Common.DisasmFlags |= ACPI_PARSEOP_IGNORE;
|
|
|
|
switch (Op->Common.AmlOpcode)
|
|
{
|
|
case AML_BANK_FIELD_OP:
|
|
|
|
/* Namestring - Bank Name */
|
|
|
|
NextOp = AcpiPsGetDepthNext (NULL, NextOp);
|
|
AcpiDmNamestring (NextOp->Common.Value.Name);
|
|
NextOp->Common.DisasmFlags |= ACPI_PARSEOP_IGNORE;
|
|
AcpiOsPrintf (", ");
|
|
|
|
/*
|
|
* Bank Value. This is a TermArg in the middle of the parameter
|
|
* list, must handle it here.
|
|
*
|
|
* Disassemble the TermArg parse tree. ACPI_PARSEOP_PARAMLIST
|
|
* eliminates newline in the output.
|
|
*/
|
|
NextOp = NextOp->Common.Next;
|
|
|
|
Info->Flags = ACPI_PARSEOP_PARAMLIST;
|
|
AcpiDmWalkParseTree (NextOp, AcpiDmDescendingOp, AcpiDmAscendingOp, Info);
|
|
Info->Flags = 0;
|
|
Info->Level = Level;
|
|
|
|
NextOp->Common.DisasmFlags |= ACPI_PARSEOP_IGNORE;
|
|
AcpiOsPrintf (", ");
|
|
break;
|
|
|
|
case AML_INDEX_FIELD_OP:
|
|
|
|
/* Namestring - Data Name */
|
|
|
|
NextOp = AcpiPsGetDepthNext (NULL, NextOp);
|
|
AcpiDmNamestring (NextOp->Common.Value.Name);
|
|
AcpiOsPrintf (", ");
|
|
NextOp->Common.DisasmFlags |= ACPI_PARSEOP_IGNORE;
|
|
break;
|
|
|
|
default:
|
|
|
|
break;
|
|
}
|
|
|
|
AcpiDmFieldFlags (NextOp);
|
|
break;
|
|
|
|
|
|
case AML_BUFFER_OP:
|
|
|
|
/* The next op is the size parameter */
|
|
|
|
NextOp = AcpiPsGetDepthNext (NULL, Op);
|
|
if (!NextOp)
|
|
{
|
|
/* Single-step support */
|
|
|
|
return (AE_OK);
|
|
}
|
|
|
|
if (Op->Common.DisasmOpcode == ACPI_DASM_RESOURCE)
|
|
{
|
|
/*
|
|
* We have a resource list. Don't need to output
|
|
* the buffer size Op. Open up a new block
|
|
*/
|
|
NextOp->Common.DisasmFlags |= ACPI_PARSEOP_IGNORE;
|
|
NextOp = NextOp->Common.Next;
|
|
AcpiOsPrintf (")\n");
|
|
AcpiDmIndent (Info->Level);
|
|
AcpiOsPrintf ("{\n");
|
|
return (AE_OK);
|
|
}
|
|
|
|
/* Normal Buffer, mark size as in the parameter list */
|
|
|
|
NextOp->Common.DisasmFlags |= ACPI_PARSEOP_PARAMLIST;
|
|
return (AE_OK);
|
|
|
|
|
|
case AML_VAR_PACKAGE_OP:
|
|
case AML_IF_OP:
|
|
case AML_WHILE_OP:
|
|
|
|
/* The next op is the size or predicate parameter */
|
|
|
|
NextOp = AcpiPsGetDepthNext (NULL, Op);
|
|
if (NextOp)
|
|
{
|
|
NextOp->Common.DisasmFlags |= ACPI_PARSEOP_PARAMLIST;
|
|
}
|
|
return (AE_OK);
|
|
|
|
|
|
case AML_PACKAGE_OP:
|
|
|
|
/* The next op is the size or predicate parameter */
|
|
|
|
NextOp = AcpiPsGetDepthNext (NULL, Op);
|
|
if (NextOp)
|
|
{
|
|
NextOp->Common.DisasmFlags |= ACPI_PARSEOP_PARAMLIST;
|
|
}
|
|
return (AE_OK);
|
|
|
|
|
|
case AML_MATCH_OP:
|
|
|
|
AcpiDmMatchOp (Op);
|
|
break;
|
|
|
|
|
|
default:
|
|
|
|
break;
|
|
}
|
|
|
|
if (AcpiDmBlockType (Op) & BLOCK_BRACE)
|
|
{
|
|
AcpiOsPrintf ("\n");
|
|
AcpiDmIndent (Level);
|
|
AcpiOsPrintf ("{\n");
|
|
}
|
|
}
|
|
|
|
return (AE_OK);
|
|
}
|
|
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: AcpiDmAscendingOp
|
|
*
|
|
* PARAMETERS: ASL_WALK_CALLBACK
|
|
*
|
|
* RETURN: Status
|
|
*
|
|
* DESCRIPTION: Second visitation of a parse object, during ascent of parse
|
|
* tree. Close out any parameter lists and complete the opcode.
|
|
*
|
|
******************************************************************************/
|
|
|
|
static ACPI_STATUS
|
|
AcpiDmAscendingOp (
|
|
ACPI_PARSE_OBJECT *Op,
|
|
UINT32 Level,
|
|
void *Context)
|
|
{
|
|
ACPI_OP_WALK_INFO *Info = Context;
|
|
|
|
|
|
if (Op->Common.DisasmFlags & ACPI_PARSEOP_IGNORE)
|
|
{
|
|
/* Ignore this op -- it was handled elsewhere */
|
|
|
|
return (AE_OK);
|
|
}
|
|
|
|
if ((Level == 0) && (Op->Common.AmlOpcode == AML_SCOPE_OP))
|
|
{
|
|
/* Indicates the end of the current descriptor block (table) */
|
|
|
|
AcpiOsPrintf ("}\n\n");
|
|
return (AE_OK);
|
|
}
|
|
|
|
switch (AcpiDmBlockType (Op))
|
|
{
|
|
case BLOCK_PAREN:
|
|
|
|
/* Completed an op that has arguments, add closing paren */
|
|
|
|
AcpiOsPrintf (")");
|
|
|
|
/* Could be a nested operator, check if comma required */
|
|
|
|
if (!AcpiDmCommaIfListMember (Op))
|
|
{
|
|
if ((AcpiDmBlockType (Op->Common.Parent) & BLOCK_BRACE) &&
|
|
(!(Op->Common.DisasmFlags & ACPI_PARSEOP_PARAMLIST)) &&
|
|
(Op->Common.AmlOpcode != AML_INT_BYTELIST_OP))
|
|
{
|
|
/*
|
|
* This is a first-level element of a term list
|
|
* start a new line
|
|
*/
|
|
if (!(Info->Flags & ACPI_PARSEOP_PARAMLIST))
|
|
{
|
|
AcpiOsPrintf ("\n");
|
|
}
|
|
}
|
|
}
|
|
break;
|
|
|
|
|
|
case BLOCK_BRACE:
|
|
case (BLOCK_BRACE | BLOCK_PAREN):
|
|
|
|
/* Completed an op that has a term list, add closing brace */
|
|
|
|
if (Op->Common.DisasmFlags & ACPI_PARSEOP_EMPTY_TERMLIST)
|
|
{
|
|
AcpiOsPrintf ("}");
|
|
}
|
|
else
|
|
{
|
|
AcpiDmIndent (Level);
|
|
AcpiOsPrintf ("}");
|
|
}
|
|
|
|
AcpiDmCommaIfListMember (Op);
|
|
|
|
if (AcpiDmBlockType (Op->Common.Parent) != BLOCK_PAREN)
|
|
{
|
|
AcpiOsPrintf ("\n");
|
|
if (!(Op->Common.DisasmFlags & ACPI_PARSEOP_EMPTY_TERMLIST))
|
|
{
|
|
if ((Op->Common.AmlOpcode == AML_IF_OP) &&
|
|
(Op->Common.Next) &&
|
|
(Op->Common.Next->Common.AmlOpcode == AML_ELSE_OP))
|
|
{
|
|
break;
|
|
}
|
|
|
|
if ((AcpiDmBlockType (Op->Common.Parent) & BLOCK_BRACE) &&
|
|
(!Op->Common.Next))
|
|
{
|
|
break;
|
|
}
|
|
AcpiOsPrintf ("\n");
|
|
}
|
|
}
|
|
break;
|
|
|
|
|
|
case BLOCK_NONE:
|
|
default:
|
|
|
|
/* Could be a nested operator, check if comma required */
|
|
|
|
if (!AcpiDmCommaIfListMember (Op))
|
|
{
|
|
if ((AcpiDmBlockType (Op->Common.Parent) & BLOCK_BRACE) &&
|
|
(!(Op->Common.DisasmFlags & ACPI_PARSEOP_PARAMLIST)) &&
|
|
(Op->Common.AmlOpcode != AML_INT_BYTELIST_OP))
|
|
{
|
|
/*
|
|
* This is a first-level element of a term list
|
|
* start a new line
|
|
*/
|
|
AcpiOsPrintf ("\n");
|
|
}
|
|
}
|
|
else if (Op->Common.Parent)
|
|
{
|
|
switch (Op->Common.Parent->Common.AmlOpcode)
|
|
{
|
|
case AML_PACKAGE_OP:
|
|
case AML_VAR_PACKAGE_OP:
|
|
|
|
if (!(Op->Common.DisasmFlags & ACPI_PARSEOP_PARAMLIST))
|
|
{
|
|
AcpiOsPrintf ("\n");
|
|
}
|
|
break;
|
|
|
|
default:
|
|
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
}
|
|
|
|
if (Op->Common.DisasmFlags & ACPI_PARSEOP_PARAMLIST)
|
|
{
|
|
if ((Op->Common.Next) &&
|
|
(Op->Common.Next->Common.DisasmFlags & ACPI_PARSEOP_PARAMLIST))
|
|
{
|
|
return (AE_OK);
|
|
}
|
|
|
|
/*
|
|
* Just completed a parameter node for something like "Buffer (param)".
|
|
* Close the paren and open up the term list block with a brace
|
|
*/
|
|
if (Op->Common.Next)
|
|
{
|
|
AcpiOsPrintf (")\n");
|
|
AcpiDmIndent (Level - 1);
|
|
AcpiOsPrintf ("{\n");
|
|
}
|
|
else
|
|
{
|
|
Op->Common.Parent->Common.DisasmFlags |=
|
|
ACPI_PARSEOP_EMPTY_TERMLIST;
|
|
AcpiOsPrintf (") {");
|
|
}
|
|
}
|
|
|
|
if ((Op->Common.AmlOpcode == AML_NAME_OP) ||
|
|
(Op->Common.AmlOpcode == AML_RETURN_OP))
|
|
{
|
|
Info->Level++;
|
|
}
|
|
return (AE_OK);
|
|
}
|
|
|
|
|
|
#endif /* ACPI_DISASSEMBLER */
|