forked from KolibriOS/kolibrios
599 lines
17 KiB
C
599 lines
17 KiB
C
/*******************************************************************************
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*
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* Module Name: dbutils - AML debugger utilities
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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 - 2011, 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 "acnamesp.h"
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#include "acdebug.h"
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#include "acdisasm.h"
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#ifdef ACPI_DEBUGGER
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#define _COMPONENT ACPI_CA_DEBUGGER
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ACPI_MODULE_NAME ("dbutils")
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/* Local prototypes */
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#ifdef ACPI_OBSOLETE_FUNCTIONS
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ACPI_STATUS
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AcpiDbSecondPassParse (
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ACPI_PARSE_OBJECT *Root);
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void
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AcpiDbDumpBuffer (
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UINT32 Address);
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#endif
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static char *Converter = "0123456789ABCDEF";
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/*******************************************************************************
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*
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* FUNCTION: AcpiDbMatchArgument
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*
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* PARAMETERS: UserArgument - User command line
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* Arguments - Array of commands to match against
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*
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* RETURN: Index into command array or ACPI_TYPE_NOT_FOUND if not found
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*
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* DESCRIPTION: Search command array for a command match
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*
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******************************************************************************/
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ACPI_OBJECT_TYPE
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AcpiDbMatchArgument (
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char *UserArgument,
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ARGUMENT_INFO *Arguments)
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{
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UINT32 i;
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if (!UserArgument || UserArgument[0] == 0)
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{
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return (ACPI_TYPE_NOT_FOUND);
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}
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for (i = 0; Arguments[i].Name; i++)
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{
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if (ACPI_STRSTR (Arguments[i].Name, UserArgument) == Arguments[i].Name)
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{
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return (i);
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}
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}
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/* Argument not recognized */
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return (ACPI_TYPE_NOT_FOUND);
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}
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/*******************************************************************************
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*
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* FUNCTION: AcpiDbSetOutputDestination
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*
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* PARAMETERS: OutputFlags - Current flags word
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*
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* RETURN: None
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*
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* DESCRIPTION: Set the current destination for debugger output. Also sets
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* the debug output level accordingly.
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*
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******************************************************************************/
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void
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AcpiDbSetOutputDestination (
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UINT32 OutputFlags)
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{
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AcpiGbl_DbOutputFlags = (UINT8) OutputFlags;
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if ((OutputFlags & ACPI_DB_REDIRECTABLE_OUTPUT) && AcpiGbl_DbOutputToFile)
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{
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AcpiDbgLevel = AcpiGbl_DbDebugLevel;
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}
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else
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{
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AcpiDbgLevel = AcpiGbl_DbConsoleDebugLevel;
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}
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}
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/*******************************************************************************
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*
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* FUNCTION: AcpiDbDumpExternalObject
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*
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* PARAMETERS: ObjDesc - External ACPI object to dump
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* Level - Nesting level.
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*
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* RETURN: None
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*
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* DESCRIPTION: Dump the contents of an ACPI external object
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*
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******************************************************************************/
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void
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AcpiDbDumpExternalObject (
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ACPI_OBJECT *ObjDesc,
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UINT32 Level)
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{
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UINT32 i;
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if (!ObjDesc)
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{
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AcpiOsPrintf ("[Null Object]\n");
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return;
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}
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for (i = 0; i < Level; i++)
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{
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AcpiOsPrintf (" ");
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}
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switch (ObjDesc->Type)
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{
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case ACPI_TYPE_ANY:
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AcpiOsPrintf ("[Null Object] (Type=0)\n");
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break;
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case ACPI_TYPE_INTEGER:
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AcpiOsPrintf ("[Integer] = %8.8X%8.8X\n",
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ACPI_FORMAT_UINT64 (ObjDesc->Integer.Value));
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break;
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case ACPI_TYPE_STRING:
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AcpiOsPrintf ("[String] Length %.2X = ", ObjDesc->String.Length);
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for (i = 0; i < ObjDesc->String.Length; i++)
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{
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AcpiOsPrintf ("%c", ObjDesc->String.Pointer[i]);
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}
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AcpiOsPrintf ("\n");
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break;
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case ACPI_TYPE_BUFFER:
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AcpiOsPrintf ("[Buffer] Length %.2X = ", ObjDesc->Buffer.Length);
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if (ObjDesc->Buffer.Length)
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{
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if (ObjDesc->Buffer.Length > 16)
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{
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AcpiOsPrintf ("\n");
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}
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AcpiUtDumpBuffer (ACPI_CAST_PTR (UINT8, ObjDesc->Buffer.Pointer),
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ObjDesc->Buffer.Length, DB_DWORD_DISPLAY, _COMPONENT);
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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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break;
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case ACPI_TYPE_PACKAGE:
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AcpiOsPrintf ("[Package] Contains %u Elements:\n",
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ObjDesc->Package.Count);
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for (i = 0; i < ObjDesc->Package.Count; i++)
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{
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AcpiDbDumpExternalObject (&ObjDesc->Package.Elements[i], Level+1);
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}
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break;
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case ACPI_TYPE_LOCAL_REFERENCE:
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AcpiOsPrintf ("[Object Reference] = ");
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AcpiDmDisplayInternalObject (ObjDesc->Reference.Handle, NULL);
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break;
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case ACPI_TYPE_PROCESSOR:
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AcpiOsPrintf ("[Processor]\n");
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break;
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case ACPI_TYPE_POWER:
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AcpiOsPrintf ("[Power Resource]\n");
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break;
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default:
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AcpiOsPrintf ("[Unknown Type] %X\n", ObjDesc->Type);
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break;
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}
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}
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/*******************************************************************************
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*
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* FUNCTION: AcpiDbPrepNamestring
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*
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* PARAMETERS: Name - String to prepare
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*
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* RETURN: None
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*
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* DESCRIPTION: Translate all forward slashes and dots to backslashes.
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*
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******************************************************************************/
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void
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AcpiDbPrepNamestring (
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char *Name)
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{
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if (!Name)
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{
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return;
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}
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AcpiUtStrupr (Name);
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/* Convert a leading forward slash to a backslash */
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if (*Name == '/')
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{
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*Name = '\\';
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}
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/* Ignore a leading backslash, this is the root prefix */
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if (*Name == '\\')
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{
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Name++;
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}
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/* Convert all slash path separators to dots */
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while (*Name)
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{
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if ((*Name == '/') ||
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(*Name == '\\'))
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{
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*Name = '.';
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}
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Name++;
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}
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}
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/*******************************************************************************
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*
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* FUNCTION: AcpiDbLocalNsLookup
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*
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* PARAMETERS: Name - Name to lookup
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*
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* RETURN: Pointer to a namespace node, null on failure
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*
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* DESCRIPTION: Lookup a name in the ACPI namespace
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*
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* Note: Currently begins search from the root. Could be enhanced to use
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* the current prefix (scope) node as the search beginning point.
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*
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******************************************************************************/
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ACPI_NAMESPACE_NODE *
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AcpiDbLocalNsLookup (
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char *Name)
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{
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char *InternalPath;
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ACPI_STATUS Status;
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ACPI_NAMESPACE_NODE *Node = NULL;
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AcpiDbPrepNamestring (Name);
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/* Build an internal namestring */
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Status = AcpiNsInternalizeName (Name, &InternalPath);
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if (ACPI_FAILURE (Status))
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{
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AcpiOsPrintf ("Invalid namestring: %s\n", Name);
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return (NULL);
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}
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/*
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* Lookup the name.
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* (Uses root node as the search starting point)
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*/
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Status = AcpiNsLookup (NULL, InternalPath, ACPI_TYPE_ANY, ACPI_IMODE_EXECUTE,
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ACPI_NS_NO_UPSEARCH | ACPI_NS_DONT_OPEN_SCOPE, NULL, &Node);
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if (ACPI_FAILURE (Status))
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{
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AcpiOsPrintf ("Could not locate name: %s, %s\n",
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Name, AcpiFormatException (Status));
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}
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ACPI_FREE (InternalPath);
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return (Node);
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}
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/*******************************************************************************
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*
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* FUNCTION: AcpiDbUInt32ToHexString
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*
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* PARAMETERS: Value - The value to be converted to string
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* Buffer - Buffer for result (not less than 11 bytes)
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*
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* RETURN: None
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*
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* DESCRIPTION: Convert the unsigned 32-bit value to the hexadecimal image
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*
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* NOTE: It is the caller's responsibility to ensure that the length of buffer
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* is sufficient.
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*
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******************************************************************************/
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void
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AcpiDbUInt32ToHexString (
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UINT32 Value,
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char *Buffer)
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{
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int i;
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if (Value == 0)
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{
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ACPI_STRCPY (Buffer, "0");
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return;
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}
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Buffer[8] = '\0';
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for (i = 7; i >= 0; i--)
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{
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Buffer[i] = Converter [Value & 0x0F];
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Value = Value >> 4;
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}
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}
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#ifdef ACPI_OBSOLETE_FUNCTIONS
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/*******************************************************************************
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*
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* FUNCTION: AcpiDbSecondPassParse
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*
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* PARAMETERS: Root - Root of the parse tree
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*
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* RETURN: Status
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*
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* DESCRIPTION: Second pass parse of the ACPI tables. We need to wait until
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* second pass to parse the control methods
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*
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******************************************************************************/
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ACPI_STATUS
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AcpiDbSecondPassParse (
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ACPI_PARSE_OBJECT *Root)
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{
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ACPI_PARSE_OBJECT *Op = Root;
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ACPI_PARSE_OBJECT *Method;
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ACPI_PARSE_OBJECT *SearchOp;
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ACPI_PARSE_OBJECT *StartOp;
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ACPI_STATUS Status = AE_OK;
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UINT32 BaseAmlOffset;
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ACPI_WALK_STATE *WalkState;
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ACPI_FUNCTION_ENTRY ();
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AcpiOsPrintf ("Pass two parse ....\n");
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while (Op)
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{
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if (Op->Common.AmlOpcode == AML_METHOD_OP)
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{
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Method = Op;
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/* Create a new walk state for the parse */
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WalkState = AcpiDsCreateWalkState (0, NULL, NULL, NULL);
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if (!WalkState)
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{
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return (AE_NO_MEMORY);
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}
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/* Init the Walk State */
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WalkState->ParserState.Aml =
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WalkState->ParserState.AmlStart = Method->Named.Data;
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WalkState->ParserState.AmlEnd =
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WalkState->ParserState.PkgEnd = Method->Named.Data +
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Method->Named.Length;
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WalkState->ParserState.StartScope = Op;
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WalkState->DescendingCallback = AcpiDsLoad1BeginOp;
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WalkState->AscendingCallback = AcpiDsLoad1EndOp;
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/* Perform the AML parse */
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Status = AcpiPsParseAml (WalkState);
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BaseAmlOffset = (Method->Common.Value.Arg)->Common.AmlOffset + 1;
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StartOp = (Method->Common.Value.Arg)->Common.Next;
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SearchOp = StartOp;
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while (SearchOp)
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{
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SearchOp->Common.AmlOffset += BaseAmlOffset;
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SearchOp = AcpiPsGetDepthNext (StartOp, SearchOp);
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}
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}
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if (Op->Common.AmlOpcode == AML_REGION_OP)
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{
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/* TBD: [Investigate] this isn't quite the right thing to do! */
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/*
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*
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* Method = (ACPI_DEFERRED_OP *) Op;
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* Status = AcpiPsParseAml (Op, Method->Body, Method->BodyLength);
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*/
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}
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if (ACPI_FAILURE (Status))
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{
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break;
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}
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Op = AcpiPsGetDepthNext (Root, Op);
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}
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return (Status);
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}
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/*******************************************************************************
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*
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* FUNCTION: AcpiDbDumpBuffer
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*
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* PARAMETERS: Address - Pointer to the buffer
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*
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* RETURN: None
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*
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* DESCRIPTION: Print a portion of a buffer
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*
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******************************************************************************/
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void
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AcpiDbDumpBuffer (
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UINT32 Address)
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{
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AcpiOsPrintf ("\nLocation %X:\n", Address);
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AcpiDbgLevel |= ACPI_LV_TABLES;
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AcpiUtDumpBuffer (ACPI_TO_POINTER (Address), 64, DB_BYTE_DISPLAY,
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ACPI_UINT32_MAX);
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}
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#endif
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#endif /* ACPI_DEBUGGER */
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