1008 lines
34 KiB
C
1008 lines
34 KiB
C
/******************************************************************************
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*
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* Module Name: utglobal - Global variables for the ACPI subsystem
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* $Revision: 202 $
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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 - 2004, 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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#define __UTGLOBAL_C__
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#define DEFINE_ACPI_GLOBALS
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#include "acpi.h"
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#include "acnamesp.h"
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#define _COMPONENT ACPI_UTILITIES
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ACPI_MODULE_NAME ("utglobal")
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/******************************************************************************
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*
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* FUNCTION: AcpiFormatException
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*
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* PARAMETERS: Status - The ACPI_STATUS code to be formatted
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*
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* RETURN: A string containing the exception text
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*
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* DESCRIPTION: This function translates an ACPI exception into an ASCII string.
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*
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******************************************************************************/
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const char *
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AcpiFormatException (
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ACPI_STATUS Status)
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{
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const char *Exception = "UNKNOWN_STATUS_CODE";
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ACPI_STATUS SubStatus;
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ACPI_FUNCTION_NAME ("FormatException");
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SubStatus = (Status & ~AE_CODE_MASK);
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switch (Status & AE_CODE_MASK)
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{
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case AE_CODE_ENVIRONMENTAL:
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if (SubStatus <= AE_CODE_ENV_MAX)
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{
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Exception = AcpiGbl_ExceptionNames_Env [SubStatus];
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break;
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}
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goto Unknown;
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case AE_CODE_PROGRAMMER:
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if (SubStatus <= AE_CODE_PGM_MAX)
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{
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Exception = AcpiGbl_ExceptionNames_Pgm [SubStatus -1];
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break;
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}
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goto Unknown;
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case AE_CODE_ACPI_TABLES:
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if (SubStatus <= AE_CODE_TBL_MAX)
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{
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Exception = AcpiGbl_ExceptionNames_Tbl [SubStatus -1];
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break;
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}
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goto Unknown;
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case AE_CODE_AML:
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if (SubStatus <= AE_CODE_AML_MAX)
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{
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Exception = AcpiGbl_ExceptionNames_Aml [SubStatus -1];
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break;
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}
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goto Unknown;
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case AE_CODE_CONTROL:
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if (SubStatus <= AE_CODE_CTRL_MAX)
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{
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Exception = AcpiGbl_ExceptionNames_Ctrl [SubStatus -1];
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break;
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}
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goto Unknown;
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default:
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goto Unknown;
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}
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return ((const char *) Exception);
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Unknown:
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ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Unknown exception code: 0x%8.8X\n", Status));
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return ((const char *) Exception);
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}
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/******************************************************************************
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*
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* Static global variable initialization.
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*
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******************************************************************************/
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/*
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* We want the debug switches statically initialized so they
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* are already set when the debugger is entered.
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*/
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/* Debug switch - level and trace mask */
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#ifdef ACPI_DEBUG_OUTPUT
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UINT32 AcpiDbgLevel = ACPI_DEBUG_DEFAULT;
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#else
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UINT32 AcpiDbgLevel = ACPI_NORMAL_DEFAULT;
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#endif
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/* Debug switch - layer (component) mask */
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UINT32 AcpiDbgLayer = ACPI_COMPONENT_DEFAULT;
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UINT32 AcpiGbl_NestingLevel = 0;
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/* Debugger globals */
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BOOLEAN AcpiGbl_DbTerminateThreads = FALSE;
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BOOLEAN AcpiGbl_AbortMethod = FALSE;
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BOOLEAN AcpiGbl_MethodExecuting = FALSE;
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/* System flags */
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UINT32 AcpiGbl_StartupFlags = 0;
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/* System starts uninitialized */
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BOOLEAN AcpiGbl_Shutdown = TRUE;
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const UINT8 AcpiGbl_DecodeTo8bit [8] = {1,2,4,8,16,32,64,128};
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const char *AcpiGbl_SleepStateNames[ACPI_S_STATE_COUNT] =
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{
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"\\_S0_",
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"\\_S1_",
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"\\_S2_",
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"\\_S3_",
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"\\_S4_",
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"\\_S5_"
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};
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const char *AcpiGbl_HighestDstateNames[4] =
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{
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"_S1D",
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"_S2D",
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"_S3D",
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"_S4D"
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};
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/*
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* Strings supported by the _OSI predefined (internal) method.
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* When adding strings, be sure to update ACPI_NUM_OSI_STRINGS.
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*/
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const char *AcpiGbl_ValidOsiStrings[ACPI_NUM_OSI_STRINGS] =
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{
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"Linux",
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"Windows 2000",
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"Windows 2001",
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"Windows 2001.1",
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"Windows 2001 SP0",
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"Windows 2001 SP1",
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"Windows 2001 SP2",
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"Windows 2001 SP3",
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"Windows 2001 SP4"
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};
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/******************************************************************************
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*
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* Namespace globals
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*
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******************************************************************************/
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/*
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* Predefined ACPI Names (Built-in to the Interpreter)
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*
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* NOTES:
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* 1) _SB_ is defined to be a device to allow \_SB_._INI to be run
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* during the initialization sequence.
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*/
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const ACPI_PREDEFINED_NAMES AcpiGbl_PreDefinedNames[] =
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{
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{"_GPE", ACPI_TYPE_LOCAL_SCOPE, NULL},
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{"_PR_", ACPI_TYPE_LOCAL_SCOPE, NULL},
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{"_SB_", ACPI_TYPE_DEVICE, NULL},
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{"_SI_", ACPI_TYPE_LOCAL_SCOPE, NULL},
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{"_TZ_", ACPI_TYPE_THERMAL, NULL},
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{"_REV", ACPI_TYPE_INTEGER, "2"},
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{"_OS_", ACPI_TYPE_STRING, ACPI_OS_NAME},
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{"_GL_", ACPI_TYPE_MUTEX, "0"},
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#if !defined (ACPI_NO_METHOD_EXECUTION) || defined (ACPI_CONSTANT_EVAL_ONLY)
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{"_OSI", ACPI_TYPE_METHOD, "1"},
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#endif
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{NULL, ACPI_TYPE_ANY, NULL} /* Table terminator */
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};
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/*
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* Properties of the ACPI Object Types, both internal and external.
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* The table is indexed by values of ACPI_OBJECT_TYPE
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*/
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const UINT8 AcpiGbl_NsProperties[] =
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{
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ACPI_NS_NORMAL, /* 00 Any */
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ACPI_NS_NORMAL, /* 01 Number */
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ACPI_NS_NORMAL, /* 02 String */
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ACPI_NS_NORMAL, /* 03 Buffer */
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ACPI_NS_NORMAL, /* 04 Package */
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ACPI_NS_NORMAL, /* 05 FieldUnit */
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ACPI_NS_NEWSCOPE, /* 06 Device */
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ACPI_NS_NORMAL, /* 07 Event */
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ACPI_NS_NEWSCOPE, /* 08 Method */
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ACPI_NS_NORMAL, /* 09 Mutex */
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ACPI_NS_NORMAL, /* 10 Region */
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ACPI_NS_NEWSCOPE, /* 11 Power */
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ACPI_NS_NEWSCOPE, /* 12 Processor */
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ACPI_NS_NEWSCOPE, /* 13 Thermal */
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ACPI_NS_NORMAL, /* 14 BufferField */
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ACPI_NS_NORMAL, /* 15 DdbHandle */
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ACPI_NS_NORMAL, /* 16 Debug Object */
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ACPI_NS_NORMAL, /* 17 DefField */
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ACPI_NS_NORMAL, /* 18 BankField */
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ACPI_NS_NORMAL, /* 19 IndexField */
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ACPI_NS_NORMAL, /* 20 Reference */
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ACPI_NS_NORMAL, /* 21 Alias */
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ACPI_NS_NORMAL, /* 22 MethodAlias */
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ACPI_NS_NORMAL, /* 23 Notify */
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ACPI_NS_NORMAL, /* 24 Address Handler */
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ACPI_NS_NEWSCOPE | ACPI_NS_LOCAL, /* 25 Resource Desc */
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ACPI_NS_NEWSCOPE | ACPI_NS_LOCAL, /* 26 Resource Field */
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ACPI_NS_NEWSCOPE, /* 27 Scope */
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ACPI_NS_NORMAL, /* 28 Extra */
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ACPI_NS_NORMAL, /* 29 Data */
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ACPI_NS_NORMAL /* 30 Invalid */
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};
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/* Hex to ASCII conversion table */
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static const char AcpiGbl_HexToAscii[] =
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{'0','1','2','3','4','5','6','7',
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'8','9','A','B','C','D','E','F'};
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/*****************************************************************************
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*
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* FUNCTION: AcpiUtHexToAsciiChar
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*
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* PARAMETERS: Integer - Contains the hex digit
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* Position - bit position of the digit within the
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* integer
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*
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* RETURN: Ascii character
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*
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* DESCRIPTION: Convert a hex digit to an ascii character
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*
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****************************************************************************/
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char
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AcpiUtHexToAsciiChar (
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ACPI_INTEGER Integer,
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UINT32 Position)
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{
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return (AcpiGbl_HexToAscii[(Integer >> Position) & 0xF]);
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}
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/******************************************************************************
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*
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* Table name globals
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*
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* NOTE: This table includes ONLY the ACPI tables that the subsystem consumes.
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* it is NOT an exhaustive list of all possible ACPI tables. All ACPI tables
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* that are not used by the subsystem are simply ignored.
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*
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* Do NOT add any table to this list that is not consumed directly by this
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* subsystem.
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*
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******************************************************************************/
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ACPI_TABLE_LIST AcpiGbl_TableLists[NUM_ACPI_TABLE_TYPES];
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ACPI_TABLE_SUPPORT AcpiGbl_TableData[NUM_ACPI_TABLE_TYPES] =
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{
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/*********** Name, Signature, Global typed pointer Signature size, Type How many allowed?, Contains valid AML? */
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/* RSDP 0 */ {RSDP_NAME, RSDP_SIG, NULL, sizeof (RSDP_SIG)-1, ACPI_TABLE_ROOT | ACPI_TABLE_SINGLE},
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/* DSDT 1 */ {DSDT_SIG, DSDT_SIG, (void *) &AcpiGbl_DSDT, sizeof (DSDT_SIG)-1, ACPI_TABLE_SECONDARY| ACPI_TABLE_SINGLE | ACPI_TABLE_EXECUTABLE},
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/* FADT 2 */ {FADT_SIG, FADT_SIG, (void *) &AcpiGbl_FADT, sizeof (FADT_SIG)-1, ACPI_TABLE_PRIMARY | ACPI_TABLE_SINGLE},
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/* FACS 3 */ {FACS_SIG, FACS_SIG, (void *) &AcpiGbl_FACS, sizeof (FACS_SIG)-1, ACPI_TABLE_SECONDARY| ACPI_TABLE_SINGLE},
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/* PSDT 4 */ {PSDT_SIG, PSDT_SIG, NULL, sizeof (PSDT_SIG)-1, ACPI_TABLE_PRIMARY | ACPI_TABLE_MULTIPLE | ACPI_TABLE_EXECUTABLE},
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/* SSDT 5 */ {SSDT_SIG, SSDT_SIG, NULL, sizeof (SSDT_SIG)-1, ACPI_TABLE_PRIMARY | ACPI_TABLE_MULTIPLE | ACPI_TABLE_EXECUTABLE},
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/* XSDT 6 */ {XSDT_SIG, XSDT_SIG, NULL, sizeof (RSDT_SIG)-1, ACPI_TABLE_ROOT | ACPI_TABLE_SINGLE},
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};
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/******************************************************************************
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*
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* Event and Hardware globals
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*
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******************************************************************************/
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ACPI_BIT_REGISTER_INFO AcpiGbl_BitRegisterInfo[ACPI_NUM_BITREG] =
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{
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/* Name Parent Register Register Bit Position Register Bit Mask */
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/* ACPI_BITREG_TIMER_STATUS */ {ACPI_REGISTER_PM1_STATUS, ACPI_BITPOSITION_TIMER_STATUS, ACPI_BITMASK_TIMER_STATUS},
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/* ACPI_BITREG_BUS_MASTER_STATUS */ {ACPI_REGISTER_PM1_STATUS, ACPI_BITPOSITION_BUS_MASTER_STATUS, ACPI_BITMASK_BUS_MASTER_STATUS},
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/* ACPI_BITREG_GLOBAL_LOCK_STATUS */ {ACPI_REGISTER_PM1_STATUS, ACPI_BITPOSITION_GLOBAL_LOCK_STATUS, ACPI_BITMASK_GLOBAL_LOCK_STATUS},
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/* ACPI_BITREG_POWER_BUTTON_STATUS */ {ACPI_REGISTER_PM1_STATUS, ACPI_BITPOSITION_POWER_BUTTON_STATUS, ACPI_BITMASK_POWER_BUTTON_STATUS},
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/* ACPI_BITREG_SLEEP_BUTTON_STATUS */ {ACPI_REGISTER_PM1_STATUS, ACPI_BITPOSITION_SLEEP_BUTTON_STATUS, ACPI_BITMASK_SLEEP_BUTTON_STATUS},
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/* ACPI_BITREG_RT_CLOCK_STATUS */ {ACPI_REGISTER_PM1_STATUS, ACPI_BITPOSITION_RT_CLOCK_STATUS, ACPI_BITMASK_RT_CLOCK_STATUS},
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/* ACPI_BITREG_WAKE_STATUS */ {ACPI_REGISTER_PM1_STATUS, ACPI_BITPOSITION_WAKE_STATUS, ACPI_BITMASK_WAKE_STATUS},
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/* ACPI_BITREG_TIMER_ENABLE */ {ACPI_REGISTER_PM1_ENABLE, ACPI_BITPOSITION_TIMER_ENABLE, ACPI_BITMASK_TIMER_ENABLE},
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/* ACPI_BITREG_GLOBAL_LOCK_ENABLE */ {ACPI_REGISTER_PM1_ENABLE, ACPI_BITPOSITION_GLOBAL_LOCK_ENABLE, ACPI_BITMASK_GLOBAL_LOCK_ENABLE},
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/* ACPI_BITREG_POWER_BUTTON_ENABLE */ {ACPI_REGISTER_PM1_ENABLE, ACPI_BITPOSITION_POWER_BUTTON_ENABLE, ACPI_BITMASK_POWER_BUTTON_ENABLE},
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/* ACPI_BITREG_SLEEP_BUTTON_ENABLE */ {ACPI_REGISTER_PM1_ENABLE, ACPI_BITPOSITION_SLEEP_BUTTON_ENABLE, ACPI_BITMASK_SLEEP_BUTTON_ENABLE},
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/* ACPI_BITREG_RT_CLOCK_ENABLE */ {ACPI_REGISTER_PM1_ENABLE, ACPI_BITPOSITION_RT_CLOCK_ENABLE, ACPI_BITMASK_RT_CLOCK_ENABLE},
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/* ACPI_BITREG_WAKE_ENABLE */ {ACPI_REGISTER_PM1_ENABLE, 0, 0},
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/* ACPI_BITREG_SCI_ENABLE */ {ACPI_REGISTER_PM1_CONTROL, ACPI_BITPOSITION_SCI_ENABLE, ACPI_BITMASK_SCI_ENABLE},
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/* ACPI_BITREG_BUS_MASTER_RLD */ {ACPI_REGISTER_PM1_CONTROL, ACPI_BITPOSITION_BUS_MASTER_RLD, ACPI_BITMASK_BUS_MASTER_RLD},
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/* ACPI_BITREG_GLOBAL_LOCK_RELEASE */ {ACPI_REGISTER_PM1_CONTROL, ACPI_BITPOSITION_GLOBAL_LOCK_RELEASE, ACPI_BITMASK_GLOBAL_LOCK_RELEASE},
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/* ACPI_BITREG_SLEEP_TYPE_A */ {ACPI_REGISTER_PM1_CONTROL, ACPI_BITPOSITION_SLEEP_TYPE_X, ACPI_BITMASK_SLEEP_TYPE_X},
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/* ACPI_BITREG_SLEEP_TYPE_B */ {ACPI_REGISTER_PM1_CONTROL, ACPI_BITPOSITION_SLEEP_TYPE_X, ACPI_BITMASK_SLEEP_TYPE_X},
|
|
/* ACPI_BITREG_SLEEP_ENABLE */ {ACPI_REGISTER_PM1_CONTROL, ACPI_BITPOSITION_SLEEP_ENABLE, ACPI_BITMASK_SLEEP_ENABLE},
|
|
|
|
/* ACPI_BITREG_ARB_DIS */ {ACPI_REGISTER_PM2_CONTROL, ACPI_BITPOSITION_ARB_DISABLE, ACPI_BITMASK_ARB_DISABLE}
|
|
};
|
|
|
|
|
|
ACPI_FIXED_EVENT_INFO AcpiGbl_FixedEventInfo[ACPI_NUM_FIXED_EVENTS] =
|
|
{
|
|
/* ACPI_EVENT_PMTIMER */ {ACPI_BITREG_TIMER_STATUS, ACPI_BITREG_TIMER_ENABLE, ACPI_BITMASK_TIMER_STATUS, ACPI_BITMASK_TIMER_ENABLE},
|
|
/* ACPI_EVENT_GLOBAL */ {ACPI_BITREG_GLOBAL_LOCK_STATUS, ACPI_BITREG_GLOBAL_LOCK_ENABLE, ACPI_BITMASK_GLOBAL_LOCK_STATUS, ACPI_BITMASK_GLOBAL_LOCK_ENABLE},
|
|
/* ACPI_EVENT_POWER_BUTTON */ {ACPI_BITREG_POWER_BUTTON_STATUS, ACPI_BITREG_POWER_BUTTON_ENABLE, ACPI_BITMASK_POWER_BUTTON_STATUS, ACPI_BITMASK_POWER_BUTTON_ENABLE},
|
|
/* ACPI_EVENT_SLEEP_BUTTON */ {ACPI_BITREG_SLEEP_BUTTON_STATUS, ACPI_BITREG_SLEEP_BUTTON_ENABLE, ACPI_BITMASK_SLEEP_BUTTON_STATUS, ACPI_BITMASK_SLEEP_BUTTON_ENABLE},
|
|
/* ACPI_EVENT_RTC */ {ACPI_BITREG_RT_CLOCK_STATUS, ACPI_BITREG_RT_CLOCK_ENABLE, ACPI_BITMASK_RT_CLOCK_STATUS, ACPI_BITMASK_RT_CLOCK_ENABLE},
|
|
};
|
|
|
|
/*****************************************************************************
|
|
*
|
|
* FUNCTION: AcpiUtGetRegionName
|
|
*
|
|
* PARAMETERS: None.
|
|
*
|
|
* RETURN: Status
|
|
*
|
|
* DESCRIPTION: Translate a Space ID into a name string (Debug only)
|
|
*
|
|
****************************************************************************/
|
|
|
|
/* Region type decoding */
|
|
|
|
const char *AcpiGbl_RegionTypes[ACPI_NUM_PREDEFINED_REGIONS] =
|
|
{
|
|
/*! [Begin] no source code translation (keep these ASL Keywords as-is) */
|
|
"SystemMemory",
|
|
"SystemIO",
|
|
"PCI_Config",
|
|
"EmbeddedControl",
|
|
"SMBus",
|
|
"CMOS",
|
|
"PCIBARTarget",
|
|
"DataTable"
|
|
/*! [End] no source code translation !*/
|
|
};
|
|
|
|
|
|
char *
|
|
AcpiUtGetRegionName (
|
|
UINT8 SpaceId)
|
|
{
|
|
|
|
if (SpaceId >= ACPI_USER_REGION_BEGIN)
|
|
{
|
|
return ("UserDefinedRegion");
|
|
}
|
|
|
|
else if (SpaceId >= ACPI_NUM_PREDEFINED_REGIONS)
|
|
{
|
|
return ("InvalidSpaceId");
|
|
}
|
|
|
|
return ((char *) (uintptr_t) AcpiGbl_RegionTypes[SpaceId]);
|
|
}
|
|
|
|
|
|
/*****************************************************************************
|
|
*
|
|
* FUNCTION: AcpiUtGetEventName
|
|
*
|
|
* PARAMETERS: None.
|
|
*
|
|
* RETURN: Status
|
|
*
|
|
* DESCRIPTION: Translate a Event ID into a name string (Debug only)
|
|
*
|
|
****************************************************************************/
|
|
|
|
/* Event type decoding */
|
|
|
|
static const char *AcpiGbl_EventTypes[ACPI_NUM_FIXED_EVENTS] =
|
|
{
|
|
"PM_Timer",
|
|
"GlobalLock",
|
|
"PowerButton",
|
|
"SleepButton",
|
|
"RealTimeClock",
|
|
};
|
|
|
|
|
|
char *
|
|
AcpiUtGetEventName (
|
|
UINT32 EventId)
|
|
{
|
|
|
|
if (EventId > ACPI_EVENT_MAX)
|
|
{
|
|
return ("InvalidEventID");
|
|
}
|
|
|
|
return ((char *) (uintptr_t) AcpiGbl_EventTypes[EventId]);
|
|
}
|
|
|
|
|
|
/*****************************************************************************
|
|
*
|
|
* FUNCTION: AcpiUtGetTypeName
|
|
*
|
|
* PARAMETERS: None.
|
|
*
|
|
* RETURN: Status
|
|
*
|
|
* DESCRIPTION: Translate a Type ID into a name string (Debug only)
|
|
*
|
|
****************************************************************************/
|
|
|
|
/*
|
|
* Elements of AcpiGbl_NsTypeNames below must match
|
|
* one-to-one with values of ACPI_OBJECT_TYPE
|
|
*
|
|
* The type ACPI_TYPE_ANY (Untyped) is used as a "don't care" when searching; when
|
|
* stored in a table it really means that we have thus far seen no evidence to
|
|
* indicate what type is actually going to be stored for this entry.
|
|
*/
|
|
static const char AcpiGbl_BadType[] = "UNDEFINED";
|
|
#define TYPE_NAME_LENGTH 12 /* Maximum length of each string */
|
|
|
|
static const char *AcpiGbl_NsTypeNames[] = /* printable names of ACPI types */
|
|
{
|
|
/* 00 */ "Untyped",
|
|
/* 01 */ "Integer",
|
|
/* 02 */ "String",
|
|
/* 03 */ "Buffer",
|
|
/* 04 */ "Package",
|
|
/* 05 */ "FieldUnit",
|
|
/* 06 */ "Device",
|
|
/* 07 */ "Event",
|
|
/* 08 */ "Method",
|
|
/* 09 */ "Mutex",
|
|
/* 10 */ "Region",
|
|
/* 11 */ "Power",
|
|
/* 12 */ "Processor",
|
|
/* 13 */ "Thermal",
|
|
/* 14 */ "BufferField",
|
|
/* 15 */ "DdbHandle",
|
|
/* 16 */ "DebugObject",
|
|
/* 17 */ "RegionField",
|
|
/* 18 */ "BankField",
|
|
/* 19 */ "IndexField",
|
|
/* 20 */ "Reference",
|
|
/* 21 */ "Alias",
|
|
/* 22 */ "MethodAlias",
|
|
/* 23 */ "Notify",
|
|
/* 24 */ "AddrHandler",
|
|
/* 25 */ "ResourceDesc",
|
|
/* 26 */ "ResourceFld",
|
|
/* 27 */ "Scope",
|
|
/* 28 */ "Extra",
|
|
/* 29 */ "Data",
|
|
/* 30 */ "Invalid"
|
|
};
|
|
|
|
|
|
char *
|
|
AcpiUtGetTypeName (
|
|
ACPI_OBJECT_TYPE Type)
|
|
{
|
|
|
|
if (Type > ACPI_TYPE_INVALID)
|
|
{
|
|
return ((char *) (uintptr_t) AcpiGbl_BadType);
|
|
}
|
|
|
|
return ((char *) (uintptr_t) AcpiGbl_NsTypeNames[Type]);
|
|
}
|
|
|
|
|
|
char *
|
|
AcpiUtGetObjectTypeName (
|
|
ACPI_OPERAND_OBJECT *ObjDesc)
|
|
{
|
|
|
|
if (!ObjDesc)
|
|
{
|
|
return ("[NULL Object Descriptor]");
|
|
}
|
|
|
|
return (AcpiUtGetTypeName (ACPI_GET_OBJECT_TYPE (ObjDesc)));
|
|
}
|
|
|
|
|
|
/*****************************************************************************
|
|
*
|
|
* FUNCTION: AcpiUtGetNodeName
|
|
*
|
|
* PARAMETERS: Object - A namespace node
|
|
*
|
|
* RETURN: Pointer to a string
|
|
*
|
|
* DESCRIPTION: Validate the node and return the node's ACPI name.
|
|
*
|
|
****************************************************************************/
|
|
|
|
char *
|
|
AcpiUtGetNodeName (
|
|
void *Object)
|
|
{
|
|
ACPI_NAMESPACE_NODE *Node = (ACPI_NAMESPACE_NODE *) Object;
|
|
|
|
|
|
/* Must return a string of exactly 4 characters == ACPI_NAME_SIZE */
|
|
|
|
if (!Object)
|
|
{
|
|
return ("NULL");
|
|
}
|
|
|
|
/* Check for Root node */
|
|
|
|
if ((Object == ACPI_ROOT_OBJECT) ||
|
|
(Object == AcpiGbl_RootNode))
|
|
{
|
|
return ("\"\\\" ");
|
|
}
|
|
|
|
/* Descriptor must be a namespace node */
|
|
|
|
if (Node->Descriptor != ACPI_DESC_TYPE_NAMED)
|
|
{
|
|
return ("####");
|
|
}
|
|
|
|
/* Name must be a valid ACPI name */
|
|
|
|
if (!AcpiUtValidAcpiName (* (UINT32 *) Node->Name.Ascii))
|
|
{
|
|
return ("????");
|
|
}
|
|
|
|
/* Return the name */
|
|
|
|
return (Node->Name.Ascii);
|
|
}
|
|
|
|
|
|
/*****************************************************************************
|
|
*
|
|
* FUNCTION: AcpiUtGetDescriptorName
|
|
*
|
|
* PARAMETERS: Object - An ACPI object
|
|
*
|
|
* RETURN: Pointer to a string
|
|
*
|
|
* DESCRIPTION: Validate object and return the descriptor type
|
|
*
|
|
****************************************************************************/
|
|
|
|
static const char *AcpiGbl_DescTypeNames[] = /* printable names of descriptor types */
|
|
{
|
|
/* 00 */ "Invalid",
|
|
/* 01 */ "Cached",
|
|
/* 02 */ "State-Generic",
|
|
/* 03 */ "State-Update",
|
|
/* 04 */ "State-Package",
|
|
/* 05 */ "State-Control",
|
|
/* 06 */ "State-RootParseScope",
|
|
/* 07 */ "State-ParseScope",
|
|
/* 08 */ "State-WalkScope",
|
|
/* 09 */ "State-Result",
|
|
/* 10 */ "State-Notify",
|
|
/* 11 */ "State-Thread",
|
|
/* 12 */ "Walk",
|
|
/* 13 */ "Parser",
|
|
/* 14 */ "Operand",
|
|
/* 15 */ "Node"
|
|
};
|
|
|
|
|
|
char *
|
|
AcpiUtGetDescriptorName (
|
|
void *Object)
|
|
{
|
|
|
|
if (!Object)
|
|
{
|
|
return ("NULL OBJECT");
|
|
}
|
|
|
|
if (ACPI_GET_DESCRIPTOR_TYPE (Object) > ACPI_DESC_TYPE_MAX)
|
|
{
|
|
return ((char *) (uintptr_t) AcpiGbl_BadType);
|
|
}
|
|
|
|
return ((char *) (uintptr_t) AcpiGbl_DescTypeNames[ACPI_GET_DESCRIPTOR_TYPE (Object)]);
|
|
|
|
}
|
|
|
|
|
|
#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
|
|
/*
|
|
* Strings and procedures used for debug only
|
|
*/
|
|
|
|
/*****************************************************************************
|
|
*
|
|
* FUNCTION: AcpiUtGetMutexName
|
|
*
|
|
* PARAMETERS: None.
|
|
*
|
|
* RETURN: Status
|
|
*
|
|
* DESCRIPTION: Translate a mutex ID into a name string (Debug only)
|
|
*
|
|
****************************************************************************/
|
|
|
|
char *
|
|
AcpiUtGetMutexName (
|
|
UINT32 MutexId)
|
|
{
|
|
|
|
if (MutexId > MAX_MUTEX)
|
|
{
|
|
return ("Invalid Mutex ID");
|
|
}
|
|
|
|
return (AcpiGbl_MutexNames[MutexId]);
|
|
}
|
|
|
|
#endif
|
|
|
|
|
|
/*****************************************************************************
|
|
*
|
|
* FUNCTION: AcpiUtValidObjectType
|
|
*
|
|
* PARAMETERS: Type - Object type to be validated
|
|
*
|
|
* RETURN: TRUE if valid object type
|
|
*
|
|
* DESCRIPTION: Validate an object type
|
|
*
|
|
****************************************************************************/
|
|
|
|
BOOLEAN
|
|
AcpiUtValidObjectType (
|
|
ACPI_OBJECT_TYPE Type)
|
|
{
|
|
|
|
if (Type > ACPI_TYPE_LOCAL_MAX)
|
|
{
|
|
/* Note: Assumes all TYPEs are contiguous (external/local) */
|
|
|
|
return (FALSE);
|
|
}
|
|
|
|
return (TRUE);
|
|
}
|
|
|
|
|
|
/****************************************************************************
|
|
*
|
|
* FUNCTION: AcpiUtAllocateOwnerId
|
|
*
|
|
* PARAMETERS: IdType - Type of ID (method or table)
|
|
*
|
|
* DESCRIPTION: Allocate a table or method owner id
|
|
*
|
|
***************************************************************************/
|
|
|
|
ACPI_OWNER_ID
|
|
AcpiUtAllocateOwnerId (
|
|
UINT32 IdType)
|
|
{
|
|
ACPI_OWNER_ID OwnerId = 0xFFFF;
|
|
|
|
|
|
ACPI_FUNCTION_TRACE ("UtAllocateOwnerId");
|
|
|
|
|
|
if (ACPI_FAILURE (AcpiUtAcquireMutex (ACPI_MTX_CACHES)))
|
|
{
|
|
return (0);
|
|
}
|
|
|
|
switch (IdType)
|
|
{
|
|
case ACPI_OWNER_TYPE_TABLE:
|
|
|
|
OwnerId = AcpiGbl_NextTableOwnerId;
|
|
AcpiGbl_NextTableOwnerId++;
|
|
|
|
/* Check for wraparound */
|
|
|
|
if (AcpiGbl_NextTableOwnerId == ACPI_FIRST_METHOD_ID)
|
|
{
|
|
AcpiGbl_NextTableOwnerId = ACPI_FIRST_TABLE_ID;
|
|
ACPI_REPORT_WARNING (("Table owner ID wraparound\n"));
|
|
}
|
|
break;
|
|
|
|
|
|
case ACPI_OWNER_TYPE_METHOD:
|
|
|
|
OwnerId = AcpiGbl_NextMethodOwnerId;
|
|
AcpiGbl_NextMethodOwnerId++;
|
|
|
|
if (AcpiGbl_NextMethodOwnerId == ACPI_FIRST_TABLE_ID)
|
|
{
|
|
/* Check for wraparound */
|
|
|
|
AcpiGbl_NextMethodOwnerId = ACPI_FIRST_METHOD_ID;
|
|
}
|
|
break;
|
|
|
|
default:
|
|
break;
|
|
}
|
|
|
|
(void) AcpiUtReleaseMutex (ACPI_MTX_CACHES);
|
|
return_VALUE (OwnerId);
|
|
}
|
|
|
|
|
|
/****************************************************************************
|
|
*
|
|
* FUNCTION: AcpiUtInitGlobals
|
|
*
|
|
* PARAMETERS: none
|
|
*
|
|
* DESCRIPTION: Init library globals. All globals that require specific
|
|
* initialization should be initialized here!
|
|
*
|
|
***************************************************************************/
|
|
|
|
void
|
|
AcpiUtInitGlobals (
|
|
void)
|
|
{
|
|
UINT32 i;
|
|
|
|
|
|
ACPI_FUNCTION_TRACE ("UtInitGlobals");
|
|
|
|
|
|
/* Memory allocation and cache lists */
|
|
|
|
ACPI_MEMSET (AcpiGbl_MemoryLists, 0, sizeof (ACPI_MEMORY_LIST) * ACPI_NUM_MEM_LISTS);
|
|
|
|
AcpiGbl_MemoryLists[ACPI_MEM_LIST_STATE].LinkOffset = (UINT16) ACPI_PTR_DIFF (&(((ACPI_GENERIC_STATE *) NULL)->Common.Next), NULL);
|
|
AcpiGbl_MemoryLists[ACPI_MEM_LIST_PSNODE].LinkOffset = (UINT16) ACPI_PTR_DIFF (&(((ACPI_PARSE_OBJECT *) NULL)->Common.Next), NULL);
|
|
AcpiGbl_MemoryLists[ACPI_MEM_LIST_PSNODE_EXT].LinkOffset = (UINT16) ACPI_PTR_DIFF (&(((ACPI_PARSE_OBJECT *) NULL)->Common.Next), NULL);
|
|
AcpiGbl_MemoryLists[ACPI_MEM_LIST_OPERAND].LinkOffset = (UINT16) ACPI_PTR_DIFF (&(((ACPI_OPERAND_OBJECT *) NULL)->Cache.Next), NULL);
|
|
AcpiGbl_MemoryLists[ACPI_MEM_LIST_WALK].LinkOffset = (UINT16) ACPI_PTR_DIFF (&(((ACPI_WALK_STATE *) NULL)->Next), NULL);
|
|
|
|
AcpiGbl_MemoryLists[ACPI_MEM_LIST_NSNODE].ObjectSize = sizeof (ACPI_NAMESPACE_NODE);
|
|
AcpiGbl_MemoryLists[ACPI_MEM_LIST_STATE].ObjectSize = sizeof (ACPI_GENERIC_STATE);
|
|
AcpiGbl_MemoryLists[ACPI_MEM_LIST_PSNODE].ObjectSize = sizeof (ACPI_PARSE_OBJ_COMMON);
|
|
AcpiGbl_MemoryLists[ACPI_MEM_LIST_PSNODE_EXT].ObjectSize = sizeof (ACPI_PARSE_OBJ_NAMED);
|
|
AcpiGbl_MemoryLists[ACPI_MEM_LIST_OPERAND].ObjectSize = sizeof (ACPI_OPERAND_OBJECT);
|
|
AcpiGbl_MemoryLists[ACPI_MEM_LIST_WALK].ObjectSize = sizeof (ACPI_WALK_STATE);
|
|
|
|
AcpiGbl_MemoryLists[ACPI_MEM_LIST_STATE].MaxCacheDepth = ACPI_MAX_STATE_CACHE_DEPTH;
|
|
AcpiGbl_MemoryLists[ACPI_MEM_LIST_PSNODE].MaxCacheDepth = ACPI_MAX_PARSE_CACHE_DEPTH;
|
|
AcpiGbl_MemoryLists[ACPI_MEM_LIST_PSNODE_EXT].MaxCacheDepth = ACPI_MAX_EXTPARSE_CACHE_DEPTH;
|
|
AcpiGbl_MemoryLists[ACPI_MEM_LIST_OPERAND].MaxCacheDepth = ACPI_MAX_OBJECT_CACHE_DEPTH;
|
|
AcpiGbl_MemoryLists[ACPI_MEM_LIST_WALK].MaxCacheDepth = ACPI_MAX_WALK_CACHE_DEPTH;
|
|
|
|
ACPI_MEM_TRACKING (AcpiGbl_MemoryLists[ACPI_MEM_LIST_GLOBAL].ListName = "Global Memory Allocation");
|
|
ACPI_MEM_TRACKING (AcpiGbl_MemoryLists[ACPI_MEM_LIST_NSNODE].ListName = "Namespace Nodes");
|
|
ACPI_MEM_TRACKING (AcpiGbl_MemoryLists[ACPI_MEM_LIST_STATE].ListName = "State Object Cache");
|
|
ACPI_MEM_TRACKING (AcpiGbl_MemoryLists[ACPI_MEM_LIST_PSNODE].ListName = "Parse Node Cache");
|
|
ACPI_MEM_TRACKING (AcpiGbl_MemoryLists[ACPI_MEM_LIST_PSNODE_EXT].ListName = "Extended Parse Node Cache");
|
|
ACPI_MEM_TRACKING (AcpiGbl_MemoryLists[ACPI_MEM_LIST_OPERAND].ListName = "Operand Object Cache");
|
|
ACPI_MEM_TRACKING (AcpiGbl_MemoryLists[ACPI_MEM_LIST_WALK].ListName = "Tree Walk Node Cache");
|
|
|
|
/* ACPI table structure */
|
|
|
|
for (i = 0; i < NUM_ACPI_TABLE_TYPES; i++)
|
|
{
|
|
AcpiGbl_TableLists[i].Next = NULL;
|
|
AcpiGbl_TableLists[i].Count = 0;
|
|
}
|
|
|
|
/* Mutex locked flags */
|
|
|
|
for (i = 0; i < NUM_MUTEX; i++)
|
|
{
|
|
AcpiGbl_MutexInfo[i].Mutex = NULL;
|
|
AcpiGbl_MutexInfo[i].OwnerId = ACPI_MUTEX_NOT_ACQUIRED;
|
|
AcpiGbl_MutexInfo[i].UseCount = 0;
|
|
}
|
|
|
|
/* GPE support */
|
|
|
|
AcpiGbl_GpeXruptListHead = NULL;
|
|
AcpiGbl_GpeFadtBlocks[0] = NULL;
|
|
AcpiGbl_GpeFadtBlocks[1] = NULL;
|
|
|
|
/* Global notify handlers */
|
|
|
|
AcpiGbl_SystemNotify.Handler = NULL;
|
|
AcpiGbl_DeviceNotify.Handler = NULL;
|
|
AcpiGbl_ExceptionHandler = NULL;
|
|
AcpiGbl_InitHandler = NULL;
|
|
|
|
/* Global "typed" ACPI table pointers */
|
|
|
|
AcpiGbl_RSDP = NULL;
|
|
AcpiGbl_XSDT = NULL;
|
|
AcpiGbl_FACS = NULL;
|
|
AcpiGbl_FADT = NULL;
|
|
AcpiGbl_DSDT = NULL;
|
|
|
|
/* Global Lock support */
|
|
|
|
AcpiGbl_GlobalLockAcquired = FALSE;
|
|
AcpiGbl_GlobalLockThreadCount = 0;
|
|
AcpiGbl_GlobalLockHandle = 0;
|
|
|
|
/* Miscellaneous variables */
|
|
|
|
AcpiGbl_TableFlags = ACPI_PHYSICAL_POINTER;
|
|
AcpiGbl_RsdpOriginalLocation = 0;
|
|
AcpiGbl_CmSingleStep = FALSE;
|
|
AcpiGbl_DbTerminateThreads = FALSE;
|
|
AcpiGbl_Shutdown = FALSE;
|
|
AcpiGbl_NsLookupCount = 0;
|
|
AcpiGbl_PsFindCount = 0;
|
|
AcpiGbl_AcpiHardwarePresent = TRUE;
|
|
AcpiGbl_NextTableOwnerId = ACPI_FIRST_TABLE_ID;
|
|
AcpiGbl_NextMethodOwnerId = ACPI_FIRST_METHOD_ID;
|
|
AcpiGbl_DebuggerConfiguration = DEBUGGER_THREADING;
|
|
AcpiGbl_DbOutputFlags = ACPI_DB_CONSOLE_OUTPUT;
|
|
|
|
/* Hardware oriented */
|
|
|
|
AcpiGbl_EventsInitialized = FALSE;
|
|
AcpiGbl_SystemAwakeAndRunning = TRUE;
|
|
|
|
/* Namespace */
|
|
|
|
AcpiGbl_RootNode = NULL;
|
|
|
|
AcpiGbl_RootNodeStruct.Name.Integer = ACPI_ROOT_NAME;
|
|
AcpiGbl_RootNodeStruct.Descriptor = ACPI_DESC_TYPE_NAMED;
|
|
AcpiGbl_RootNodeStruct.Type = ACPI_TYPE_DEVICE;
|
|
AcpiGbl_RootNodeStruct.Child = NULL;
|
|
AcpiGbl_RootNodeStruct.Peer = NULL;
|
|
AcpiGbl_RootNodeStruct.Object = NULL;
|
|
AcpiGbl_RootNodeStruct.Flags = ANOBJ_END_OF_PEER_LIST;
|
|
|
|
|
|
#ifdef ACPI_DEBUG_OUTPUT
|
|
AcpiGbl_LowestStackPointer = ACPI_SIZE_MAX;
|
|
#endif
|
|
|
|
return_VOID;
|
|
}
|
|
|
|
|