824 lines
22 KiB
C
824 lines
22 KiB
C
/*******************************************************************************
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*
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* Module Name: dbdisasm - parser op tree display routines
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* $Revision: 37 $
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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, 2000, 2001, 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 "acparser.h"
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#include "amlcode.h"
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#include "acnamesp.h"
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#include "acdebug.h"
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#ifdef ENABLE_DEBUGGER
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#define _COMPONENT DEBUGGER
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MODULE_NAME ("dbdisasm")
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#define MAX_SHOW_ENTRY 128
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#define BLOCK_PAREN 1
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#define BLOCK_BRACE 2
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#define DB_NO_OP_INFO " [%2.2d] "
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#define DB_FULL_OP_INFO "%5.5X #%4.4X [%2.2d] "
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NATIVE_CHAR *INDENT_STRING = "....";
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/*******************************************************************************
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*
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* FUNCTION: AcpiDbBlockType
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*
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* PARAMETERS: Op - Object to be examined
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*
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* RETURN: Status
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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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AcpiDbBlockType (
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ACPI_PARSE_OBJECT *Op)
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{
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switch (Op->Opcode)
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{
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case AML_METHOD_OP:
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return (BLOCK_BRACE);
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break;
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default:
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break;
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}
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return (BLOCK_PAREN);
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}
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/*******************************************************************************
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*
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* FUNCTION: AcpiPsDisplayObjectPathname
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*
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* PARAMETERS: Op - Object whose pathname is to be obtained
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*
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* RETURN: Status
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*
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* DESCRIPTION: Diplay the pathname associated with a named object. Two
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* versions. One searches the parse tree (for parser-only
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* applications suchas AcpiDump), and the other searches the
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* ACPI namespace (the parse tree is probably deleted)
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*
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******************************************************************************/
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#ifdef PARSER_ONLY
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ACPI_STATUS
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AcpiPsDisplayObjectPathname (
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ACPI_PARSE_OBJECT *Op)
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{
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ACPI_PARSE_OBJECT *TargetOp;
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/* Search parent tree up to the root if necessary */
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TargetOp = AcpiPsFind (Op, Op->Value.Name, 0, 0);
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if (!TargetOp)
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{
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/*
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* Didn't find the name in the parse tree. This may be
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* a problem, or it may simply be one of the predefined names
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* (such as _OS_). Rather than worry about looking up all
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* the predefined names, just display the name as given
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*/
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AcpiOsPrintf (" **** Path not found in parse tree");
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}
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else
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{
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/* The target was found, print the name and complete path */
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AcpiOsPrintf (" (Path ");
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AcpiDbDisplayPath (TargetOp);
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AcpiOsPrintf (")");
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}
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return (AE_OK);
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}
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#else
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ACPI_STATUS
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AcpiPsDisplayObjectPathname (
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ACPI_PARSE_OBJECT *Op)
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{
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ACPI_STATUS Status;
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ACPI_NAMESPACE_NODE *Node;
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NATIVE_CHAR Buffer[MAX_SHOW_ENTRY];
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UINT32 BufferSize = MAX_SHOW_ENTRY;
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AcpiOsPrintf (" (Path ");
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/* Just get the Node out of the Op object */
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Node = Op->Node;
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if (!Node)
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{
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/*
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* No Named obj, so we can't get the pathname since the object
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* is not in the namespace. This can happen during single
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* stepping where a dynamic named object is *about* to be created.
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*/
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return (AE_OK);
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}
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/* Convert NamedDesc/handle to a full pathname */
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Status = AcpiNsHandleToPathname (Node, &BufferSize, Buffer);
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if (ACPI_FAILURE (Status))
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{
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AcpiOsPrintf ("****Could not get pathname****)");
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return (Status);
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}
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AcpiOsPrintf ("%s)", Buffer);
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return (AE_OK);
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}
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#endif
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/*******************************************************************************
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*
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* FUNCTION: AcpiDbDisplayOp
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*
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* PARAMETERS: 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: Display parser object and its children
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*
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******************************************************************************/
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void
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AcpiDbDisplayOp (
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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_PARSE_OBJECT *arg;
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ACPI_PARSE_OBJECT *depth;
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UINT32 DepthCount = 0;
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UINT32 LastDepth = 0;
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UINT32 i;
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UINT32 j;
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if (Op)
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{
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while (Op)
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{
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/* indentation */
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DepthCount = 0;
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if (!opt_verbose)
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{
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DepthCount++;
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}
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/* Determine the nesting depth of this argument */
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for (depth = Op->Parent; depth; depth = depth->Parent)
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{
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arg = AcpiPsGetArg (depth, 0);
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while (arg && arg != Origin)
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{
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arg = arg->Next;
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}
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if (arg)
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{
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break;
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}
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DepthCount++;
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}
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/* Open a new block if we are nested further than last time */
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if (DepthCount > LastDepth)
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{
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VERBOSE_PRINT ((DB_NO_OP_INFO, LastDepth));
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for (i = 0; i < LastDepth; i++)
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{
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AcpiOsPrintf (INDENT_STRING);
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}
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if (AcpiDbBlockType (Op) == BLOCK_PAREN)
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AcpiOsPrintf ("(\n");
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else
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AcpiOsPrintf ("{\n");
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}
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/* Close a block if we are nested less than last time */
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else if (DepthCount < LastDepth)
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{
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for (j = 0; j < (LastDepth - DepthCount); j++)
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{
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VERBOSE_PRINT ((DB_NO_OP_INFO, LastDepth - j));
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for (i = 0; i < (LastDepth - j - 1); i++)
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{
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AcpiOsPrintf (INDENT_STRING);
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}
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if (AcpiDbBlockType (Op) == BLOCK_PAREN)
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AcpiOsPrintf (")\n");
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else
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AcpiOsPrintf ("}\n");
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}
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}
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/* In verbose mode, print the AML offset, opcode and depth count */
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VERBOSE_PRINT ((DB_FULL_OP_INFO, (unsigned) Op->AmlOffset, Op->Opcode, DepthCount));
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/* Indent the output according to the depth count */
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for (i = 0; i < DepthCount; i++)
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{
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AcpiOsPrintf (INDENT_STRING);
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}
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/* Now print the opcode */
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AcpiDbDisplayOpcode (WalkState, Op);
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/* Resolve a name reference */
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if ((Op->Opcode == AML_NAMEPATH_OP && Op->Value.Name) &&
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(Op->Parent) &&
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(opt_verbose))
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{
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AcpiPsDisplayObjectPathname (Op);
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}
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AcpiOsPrintf ("\n");
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/* Get the next node in the tree */
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Op = AcpiPsGetDepthNext (Origin, Op);
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LastDepth = DepthCount;
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NumOpcodes--;
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if (!NumOpcodes)
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{
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Op = NULL;
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}
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}
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/* Close the last block(s) */
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DepthCount = LastDepth -1;
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for (i = 0; i < LastDepth; i++)
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{
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VERBOSE_PRINT ((DB_NO_OP_INFO, LastDepth - i));
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for (j = 0; j < DepthCount; j++)
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{
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AcpiOsPrintf (INDENT_STRING);
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}
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AcpiOsPrintf ("}\n");
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DepthCount--;
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}
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}
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else
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{
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AcpiDbDisplayOpcode (WalkState, Op);
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}
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}
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/*******************************************************************************
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*
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* FUNCTION: AcpiDbDisplayNamestring
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*
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* PARAMETERS: Name - ACPI Name string to store
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*
|
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* RETURN: None
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*
|
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* DESCRIPTION: Display namestring. Handles prefix characters
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*
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******************************************************************************/
|
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|
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void
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AcpiDbDisplayNamestring (
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NATIVE_CHAR *Name)
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{
|
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UINT32 SegCount;
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BOOLEAN DoDot = FALSE;
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|
|
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if (!Name)
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{
|
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AcpiOsPrintf ("<NULL NAME PTR>");
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return;
|
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}
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|
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if (AcpiPsIsPrefixChar (GET8 (Name)))
|
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{
|
|
/* append prefix character */
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|
|
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AcpiOsPrintf ("%1c", GET8 (Name));
|
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Name++;
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}
|
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|
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switch (GET8 (Name))
|
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{
|
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case AML_DUAL_NAME_PREFIX:
|
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SegCount = 2;
|
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Name++;
|
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break;
|
|
|
|
case AML_MULTI_NAME_PREFIX_OP:
|
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SegCount = (UINT32) GET8 (Name + 1);
|
|
Name += 2;
|
|
break;
|
|
|
|
default:
|
|
SegCount = 1;
|
|
break;
|
|
}
|
|
|
|
while (SegCount--)
|
|
{
|
|
/* append Name segment */
|
|
|
|
if (DoDot)
|
|
{
|
|
/* append dot */
|
|
|
|
AcpiOsPrintf (".");
|
|
}
|
|
|
|
AcpiOsPrintf ("%4.4s", Name);
|
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DoDot = TRUE;
|
|
|
|
Name += 4;
|
|
}
|
|
}
|
|
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: AcpiDbDisplayPath
|
|
*
|
|
* PARAMETERS: Op - Named Op whose path is to be constructed
|
|
*
|
|
* RETURN: None
|
|
*
|
|
* DESCRIPTION: Walk backwards from current scope and display the name
|
|
* of each previous level of scope up to the root scope
|
|
* (like "pwd" does with file systems)
|
|
*
|
|
******************************************************************************/
|
|
|
|
void
|
|
AcpiDbDisplayPath (
|
|
ACPI_PARSE_OBJECT *Op)
|
|
{
|
|
ACPI_PARSE_OBJECT *Prev;
|
|
ACPI_PARSE_OBJECT *Search;
|
|
UINT32 Name;
|
|
BOOLEAN DoDot = FALSE;
|
|
ACPI_PARSE_OBJECT *NamePath;
|
|
|
|
|
|
/* We are only interested in named objects */
|
|
|
|
if (!AcpiPsIsNodeOp (Op->Opcode))
|
|
{
|
|
return;
|
|
}
|
|
|
|
|
|
if (AcpiPsIsCreateFieldOp (Op->Opcode))
|
|
{
|
|
/* Field creation - check for a fully qualified namepath */
|
|
|
|
if (Op->Opcode == AML_CREATE_FIELD_OP)
|
|
{
|
|
NamePath = AcpiPsGetArg (Op, 3);
|
|
}
|
|
else
|
|
{
|
|
NamePath = AcpiPsGetArg (Op, 2);
|
|
}
|
|
|
|
if ((NamePath) &&
|
|
(NamePath->Value.String) &&
|
|
(NamePath->Value.String[0] == '\\'))
|
|
{
|
|
AcpiDbDisplayNamestring (NamePath->Value.String);
|
|
return;
|
|
}
|
|
}
|
|
|
|
Prev = NULL; /* Start with Root Node */
|
|
|
|
while (Prev != Op)
|
|
{
|
|
/* Search upwards in the tree to find scope with "prev" as its parent */
|
|
|
|
Search = Op;
|
|
for (; ;)
|
|
{
|
|
if (Search->Parent == Prev)
|
|
{
|
|
break;
|
|
}
|
|
|
|
/* Go up one level */
|
|
|
|
Search = Search->Parent;
|
|
}
|
|
|
|
if (Prev && !AcpiPsIsFieldOp (Search->Opcode))
|
|
{
|
|
/* below root scope, append scope name */
|
|
|
|
if (DoDot)
|
|
{
|
|
/* append dot */
|
|
|
|
AcpiOsPrintf (".");
|
|
}
|
|
|
|
if (AcpiPsIsCreateFieldOp (Search->Opcode))
|
|
{
|
|
if (Op->Opcode == AML_CREATE_FIELD_OP)
|
|
{
|
|
NamePath = AcpiPsGetArg (Op, 3);
|
|
}
|
|
else
|
|
{
|
|
NamePath = AcpiPsGetArg (Op, 2);
|
|
}
|
|
|
|
if ((NamePath) &&
|
|
(NamePath->Value.String))
|
|
{
|
|
AcpiOsPrintf ("%4.4s", NamePath->Value.String);
|
|
}
|
|
}
|
|
|
|
else
|
|
{
|
|
Name = AcpiPsGetName (Search);
|
|
AcpiOsPrintf ("%4.4s", &Name);
|
|
}
|
|
|
|
DoDot = TRUE;
|
|
}
|
|
|
|
Prev = Search;
|
|
}
|
|
}
|
|
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: AcpiDbDisplayOpcode
|
|
*
|
|
* PARAMETERS: Op - Op that is to be printed
|
|
*
|
|
* RETURN: Status
|
|
*
|
|
* DESCRIPTION: Store printed op in a Buffer and return its length
|
|
* (or -1 if out of space)
|
|
*
|
|
* NOTE: Terse mode prints out ASL-like code. Verbose mode adds more info.
|
|
*
|
|
******************************************************************************/
|
|
|
|
void
|
|
AcpiDbDisplayOpcode (
|
|
ACPI_WALK_STATE *WalkState,
|
|
ACPI_PARSE_OBJECT *Op)
|
|
{
|
|
UINT8 *ByteData;
|
|
UINT32 ByteCount;
|
|
UINT32 i;
|
|
ACPI_OPCODE_INFO *Opc = NULL;
|
|
UINT32 Name;
|
|
|
|
|
|
if (!Op)
|
|
{
|
|
AcpiOsPrintf ("<NULL OP PTR>");
|
|
}
|
|
|
|
|
|
/* op and arguments */
|
|
|
|
switch (Op->Opcode)
|
|
{
|
|
|
|
case AML_BYTE_OP:
|
|
|
|
if (opt_verbose)
|
|
{
|
|
AcpiOsPrintf ("(UINT8) 0x%2.2X", Op->Value.Integer & ACPI_UINT8_MAX);
|
|
}
|
|
|
|
else
|
|
{
|
|
AcpiOsPrintf ("0x%2.2X", Op->Value.Integer & ACPI_UINT8_MAX);
|
|
}
|
|
|
|
break;
|
|
|
|
|
|
case AML_WORD_OP:
|
|
|
|
if (opt_verbose)
|
|
{
|
|
AcpiOsPrintf ("(UINT16) 0x%4.4X", Op->Value.Integer & ACPI_UINT16_MAX);
|
|
}
|
|
|
|
else
|
|
{
|
|
AcpiOsPrintf ("0x%4.4X", Op->Value.Integer & ACPI_UINT16_MAX);
|
|
}
|
|
|
|
break;
|
|
|
|
|
|
case AML_DWORD_OP:
|
|
|
|
if (opt_verbose)
|
|
{
|
|
AcpiOsPrintf ("(UINT32) 0x%8.8X", Op->Value.Integer);
|
|
}
|
|
|
|
else
|
|
{
|
|
AcpiOsPrintf ("0x%8.8X", Op->Value.Integer);
|
|
}
|
|
|
|
break;
|
|
|
|
|
|
case AML_STRING_OP:
|
|
|
|
if (Op->Value.String)
|
|
{
|
|
AcpiOsPrintf ("\"%s\"", Op->Value.String);
|
|
}
|
|
|
|
else
|
|
{
|
|
AcpiOsPrintf ("<\"NULL STRING PTR\">");
|
|
}
|
|
|
|
break;
|
|
|
|
|
|
case AML_STATICSTRING_OP:
|
|
|
|
if (Op->Value.String)
|
|
{
|
|
AcpiOsPrintf ("\"%s\"", Op->Value.String);
|
|
}
|
|
|
|
else
|
|
{
|
|
AcpiOsPrintf ("\"<NULL STATIC STRING PTR>\"");
|
|
}
|
|
|
|
break;
|
|
|
|
|
|
case AML_NAMEPATH_OP:
|
|
|
|
AcpiDbDisplayNamestring (Op->Value.Name);
|
|
break;
|
|
|
|
|
|
case AML_NAMEDFIELD_OP:
|
|
|
|
AcpiOsPrintf ("NamedField (Length 0x%8.8X) ", Op->Value.Integer);
|
|
break;
|
|
|
|
|
|
case AML_RESERVEDFIELD_OP:
|
|
|
|
AcpiOsPrintf ("ReservedField (Length 0x%8.8X) ", Op->Value.Integer);
|
|
break;
|
|
|
|
|
|
case AML_ACCESSFIELD_OP:
|
|
|
|
AcpiOsPrintf ("AccessField (Length 0x%8.8X) ", Op->Value.Integer);
|
|
break;
|
|
|
|
|
|
case AML_BYTELIST_OP:
|
|
|
|
if (opt_verbose)
|
|
{
|
|
AcpiOsPrintf ("ByteList (Length 0x%8.8X) ", Op->Value.Integer);
|
|
}
|
|
|
|
else
|
|
{
|
|
AcpiOsPrintf ("0x%2.2X", Op->Value.Integer);
|
|
|
|
ByteCount = Op->Value.Integer;
|
|
ByteData = ((ACPI_PARSE2_OBJECT *) Op)->Data;
|
|
|
|
for (i = 0; i < ByteCount; i++)
|
|
{
|
|
AcpiOsPrintf (", 0x%2.2X", ByteData[i]);
|
|
}
|
|
}
|
|
|
|
break;
|
|
|
|
|
|
default:
|
|
|
|
/* Just get the opcode name and print it */
|
|
|
|
Opc = AcpiPsGetOpcodeInfo (Op->Opcode);
|
|
AcpiOsPrintf ("%s", Opc->Name);
|
|
|
|
|
|
#ifndef PARSER_ONLY
|
|
if ((Op->Opcode == AML_RETURN_VALUE_OP) &&
|
|
(WalkState->Results) &&
|
|
(WalkState->Results->Results.NumResults))
|
|
{
|
|
AcpiDbDecodeInternalObject (WalkState->Results->Results.ObjDesc [WalkState->Results->Results.NumResults-1]);
|
|
}
|
|
#endif
|
|
|
|
break;
|
|
}
|
|
|
|
|
|
if (!Opc)
|
|
{
|
|
/* If there is another element in the list, add a comma */
|
|
|
|
if (Op->Next)
|
|
{
|
|
AcpiOsPrintf (",");
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
* If this is a named opcode, print the associated name value
|
|
*/
|
|
|
|
if (Op && AcpiPsIsNamedOp (Op->Opcode))
|
|
{
|
|
Name = AcpiPsGetName (Op);
|
|
AcpiOsPrintf (" %4.4s", &Name);
|
|
|
|
if (opt_verbose)
|
|
{
|
|
AcpiOsPrintf (" (Path \\");
|
|
AcpiDbDisplayPath (Op);
|
|
AcpiOsPrintf (")");
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
#endif /* ENABLE_DEBUGGER */
|
|
|