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  1. /******************************************************************************
  2.  *
  3.  * Module Name: utinit - Common ACPI subsystem initialization
  4.  *
  5.  *****************************************************************************/
  6.  
  7. /******************************************************************************
  8.  *
  9.  * 1. Copyright Notice
  10.  *
  11.  * Some or all of this work - Copyright (c) 1999 - 2011, Intel Corp.
  12.  * All rights reserved.
  13.  *
  14.  * 2. License
  15.  *
  16.  * 2.1. This is your license from Intel Corp. under its intellectual property
  17.  * rights.  You may have additional license terms from the party that provided
  18.  * you this software, covering your right to use that party's intellectual
  19.  * property rights.
  20.  *
  21.  * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
  22.  * copy of the source code appearing in this file ("Covered Code") an
  23.  * irrevocable, perpetual, worldwide license under Intel's copyrights in the
  24.  * base code distributed originally by Intel ("Original Intel Code") to copy,
  25.  * make derivatives, distribute, use and display any portion of the Covered
  26.  * Code in any form, with the right to sublicense such rights; and
  27.  *
  28.  * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
  29.  * license (with the right to sublicense), under only those claims of Intel
  30.  * patents that are infringed by the Original Intel Code, to make, use, sell,
  31.  * offer to sell, and import the Covered Code and derivative works thereof
  32.  * solely to the minimum extent necessary to exercise the above copyright
  33.  * license, and in no event shall the patent license extend to any additions
  34.  * to or modifications of the Original Intel Code.  No other license or right
  35.  * is granted directly or by implication, estoppel or otherwise;
  36.  *
  37.  * The above copyright and patent license is granted only if the following
  38.  * conditions are met:
  39.  *
  40.  * 3. Conditions
  41.  *
  42.  * 3.1. Redistribution of Source with Rights to Further Distribute Source.
  43.  * Redistribution of source code of any substantial portion of the Covered
  44.  * Code or modification with rights to further distribute source must include
  45.  * the above Copyright Notice, the above License, this list of Conditions,
  46.  * and the following Disclaimer and Export Compliance provision.  In addition,
  47.  * Licensee must cause all Covered Code to which Licensee contributes to
  48.  * contain a file documenting the changes Licensee made to create that Covered
  49.  * Code and the date of any change.  Licensee must include in that file the
  50.  * documentation of any changes made by any predecessor Licensee.  Licensee
  51.  * must include a prominent statement that the modification is derived,
  52.  * directly or indirectly, from Original Intel Code.
  53.  *
  54.  * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
  55.  * Redistribution of source code of any substantial portion of the Covered
  56.  * Code or modification without rights to further distribute source must
  57.  * include the following Disclaimer and Export Compliance provision in the
  58.  * documentation and/or other materials provided with distribution.  In
  59.  * addition, Licensee may not authorize further sublicense of source of any
  60.  * portion of the Covered Code, and must include terms to the effect that the
  61.  * license from Licensee to its licensee is limited to the intellectual
  62.  * property embodied in the software Licensee provides to its licensee, and
  63.  * not to intellectual property embodied in modifications its licensee may
  64.  * make.
  65.  *
  66.  * 3.3. Redistribution of Executable. Redistribution in executable form of any
  67.  * substantial portion of the Covered Code or modification must reproduce the
  68.  * above Copyright Notice, and the following Disclaimer and Export Compliance
  69.  * provision in the documentation and/or other materials provided with the
  70.  * distribution.
  71.  *
  72.  * 3.4. Intel retains all right, title, and interest in and to the Original
  73.  * Intel Code.
  74.  *
  75.  * 3.5. Neither the name Intel nor any other trademark owned or controlled by
  76.  * Intel shall be used in advertising or otherwise to promote the sale, use or
  77.  * other dealings in products derived from or relating to the Covered Code
  78.  * without prior written authorization from Intel.
  79.  *
  80.  * 4. Disclaimer and Export Compliance
  81.  *
  82.  * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
  83.  * HERE.  ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
  84.  * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT,  ASSISTANCE,
  85.  * INSTALLATION, TRAINING OR OTHER SERVICES.  INTEL WILL NOT PROVIDE ANY
  86.  * UPDATES, ENHANCEMENTS OR EXTENSIONS.  INTEL SPECIFICALLY DISCLAIMS ANY
  87.  * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
  88.  * PARTICULAR PURPOSE.
  89.  *
  90.  * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
  91.  * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
  92.  * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
  93.  * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
  94.  * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
  95.  * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES.  THESE LIMITATIONS
  96.  * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
  97.  * LIMITED REMEDY.
  98.  *
  99.  * 4.3. Licensee shall not export, either directly or indirectly, any of this
  100.  * software or system incorporating such software without first obtaining any
  101.  * required license or other approval from the U. S. Department of Commerce or
  102.  * any other agency or department of the United States Government.  In the
  103.  * event Licensee exports any such software from the United States or
  104.  * re-exports any such software from a foreign destination, Licensee shall
  105.  * ensure that the distribution and export/re-export of the software is in
  106.  * compliance with all laws, regulations, orders, or other restrictions of the
  107.  * U.S. Export Administration Regulations. Licensee agrees that neither it nor
  108.  * any of its subsidiaries will export/re-export any technical data, process,
  109.  * software, or service, directly or indirectly, to any country for which the
  110.  * United States government or any agency thereof requires an export license,
  111.  * other governmental approval, or letter of assurance, without first obtaining
  112.  * such license, approval or letter.
  113.  *
  114.  *****************************************************************************/
  115.  
  116.  
  117. #define __UTINIT_C__
  118.  
  119. #include "acpi.h"
  120. #include "accommon.h"
  121. #include "acnamesp.h"
  122. #include "acevents.h"
  123. #include "actables.h"
  124.  
  125. #define _COMPONENT          ACPI_UTILITIES
  126.         ACPI_MODULE_NAME    ("utinit")
  127.  
  128. /* Local prototypes */
  129.  
  130. static void AcpiUtTerminate (
  131.     void);
  132.  
  133.  
  134. /******************************************************************************
  135.  *
  136.  * FUNCTION:    AcpiUtTerminate
  137.  *
  138.  * PARAMETERS:  none
  139.  *
  140.  * RETURN:      none
  141.  *
  142.  * DESCRIPTION: Free global memory
  143.  *
  144.  ******************************************************************************/
  145.  
  146. static void
  147. AcpiUtTerminate (
  148.     void)
  149. {
  150.     ACPI_GPE_BLOCK_INFO     *GpeBlock;
  151.     ACPI_GPE_BLOCK_INFO     *NextGpeBlock;
  152.     ACPI_GPE_XRUPT_INFO     *GpeXruptInfo;
  153.     ACPI_GPE_XRUPT_INFO     *NextGpeXruptInfo;
  154.  
  155.  
  156.     ACPI_FUNCTION_TRACE (UtTerminate);
  157.  
  158.  
  159.     /* Free global GPE blocks and related info structures */
  160.  
  161.     GpeXruptInfo = AcpiGbl_GpeXruptListHead;
  162.     while (GpeXruptInfo)
  163.     {
  164.         GpeBlock = GpeXruptInfo->GpeBlockListHead;
  165.         while (GpeBlock)
  166.         {
  167.             NextGpeBlock = GpeBlock->Next;
  168.             ACPI_FREE (GpeBlock->EventInfo);
  169.             ACPI_FREE (GpeBlock->RegisterInfo);
  170.             ACPI_FREE (GpeBlock);
  171.  
  172.             GpeBlock = NextGpeBlock;
  173.         }
  174.         NextGpeXruptInfo = GpeXruptInfo->Next;
  175.         ACPI_FREE (GpeXruptInfo);
  176.         GpeXruptInfo = NextGpeXruptInfo;
  177.     }
  178.  
  179.     return_VOID;
  180. }
  181.  
  182.  
  183. /*******************************************************************************
  184.  *
  185.  * FUNCTION:    AcpiUtSubsystemShutdown
  186.  *
  187.  * PARAMETERS:  None
  188.  *
  189.  * RETURN:      None
  190.  *
  191.  * DESCRIPTION: Shutdown the various components. Do not delete the mutex
  192.  *              objects here, because the AML debugger may be still running.
  193.  *
  194.  ******************************************************************************/
  195.  
  196. void
  197. AcpiUtSubsystemShutdown (
  198.     void)
  199. {
  200.     ACPI_FUNCTION_TRACE (UtSubsystemShutdown);
  201.  
  202.  
  203. #ifndef ACPI_ASL_COMPILER
  204.  
  205.     /* Close the AcpiEvent Handling */
  206.  
  207.     AcpiEvTerminate ();
  208.  
  209.     /* Delete any dynamic _OSI interfaces */
  210.  
  211.     AcpiUtInterfaceTerminate ();
  212. #endif
  213.  
  214.     /* Close the Namespace */
  215.  
  216.     AcpiNsTerminate ();
  217.  
  218.     /* Delete the ACPI tables */
  219.  
  220.     AcpiTbTerminate ();
  221.  
  222.     /* Close the globals */
  223.  
  224.     AcpiUtTerminate ();
  225.  
  226.     /* Purge the local caches */
  227.  
  228.     (void) AcpiUtDeleteCaches ();
  229.     return_VOID;
  230. }
  231.  
  232.  
  233.