1 /******************************************************************************
   2  *
   3  * Module Name: utinit - Common ACPI subsystem initialization
   4  *
   5  *****************************************************************************/
   6 
   7 /*
   8  * Copyright (C) 2000 - 2011, Intel Corp.
   9  * All rights reserved.
  10  *
  11  * Redistribution and use in source and binary forms, with or without
  12  * modification, are permitted provided that the following conditions
  13  * are met:
  14  * 1. Redistributions of source code must retain the above copyright
  15  *    notice, this list of conditions, and the following disclaimer,
  16  *    without modification.
  17  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
  18  *    substantially similar to the "NO WARRANTY" disclaimer below
  19  *    ("Disclaimer") and any redistribution must be conditioned upon
  20  *    including a substantially similar Disclaimer requirement for further
  21  *    binary redistribution.
  22  * 3. Neither the names of the above-listed copyright holders nor the names
  23  *    of any contributors may be used to endorse or promote products derived
  24  *    from this software without specific prior written permission.
  25  *
  26  * Alternatively, this software may be distributed under the terms of the
  27  * GNU General Public License ("GPL") version 2 as published by the Free
  28  * Software Foundation.
  29  *
  30  * NO WARRANTY
  31  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  32  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  33  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
  34  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  35  * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  36  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  37  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  38  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  39  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
  40  * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  41  * POSSIBILITY OF SUCH DAMAGES.
  42  */
  43 
  44 
  45 #define __UTINIT_C__
  46 
  47 #include "acpi.h"
  48 #include "accommon.h"
  49 #include "acnamesp.h"
  50 #include "acevents.h"
  51 #include "actables.h"
  52 
  53 #define _COMPONENT          ACPI_UTILITIES
  54         ACPI_MODULE_NAME    ("utinit")
  55 
  56 /* Local prototypes */
  57 
  58 static void AcpiUtTerminate (
  59     void);
  60 
  61 
  62 /******************************************************************************
  63  *
  64  * FUNCTION:    AcpiUtTerminate
  65  *
  66  * PARAMETERS:  none
  67  *
  68  * RETURN:      none
  69  *
  70  * DESCRIPTION: Free global memory
  71  *
  72  ******************************************************************************/
  73 
  74 static void
  75 AcpiUtTerminate (
  76     void)
  77 {
  78     ACPI_GPE_BLOCK_INFO     *GpeBlock;
  79     ACPI_GPE_BLOCK_INFO     *NextGpeBlock;
  80     ACPI_GPE_XRUPT_INFO     *GpeXruptInfo;
  81     ACPI_GPE_XRUPT_INFO     *NextGpeXruptInfo;
  82 
  83 
  84     ACPI_FUNCTION_TRACE (UtTerminate);
  85 
  86 
  87     /* Free global GPE blocks and related info structures */
  88 
  89     GpeXruptInfo = AcpiGbl_GpeXruptListHead;
  90     while (GpeXruptInfo)
  91     {
  92         GpeBlock = GpeXruptInfo->GpeBlockListHead;
  93         while (GpeBlock)
  94         {
  95             NextGpeBlock = GpeBlock->Next;
  96             ACPI_FREE (GpeBlock->EventInfo);
  97             ACPI_FREE (GpeBlock->RegisterInfo);
  98             ACPI_FREE (GpeBlock);
  99 
 100             GpeBlock = NextGpeBlock;
 101         }
 102         NextGpeXruptInfo = GpeXruptInfo->Next;
 103         ACPI_FREE (GpeXruptInfo);
 104         GpeXruptInfo = NextGpeXruptInfo;
 105     }
 106 
 107     return_VOID;
 108 }
 109 
 110 
 111 /*******************************************************************************
 112  *
 113  * FUNCTION:    AcpiUtSubsystemShutdown
 114  *
 115  * PARAMETERS:  None
 116  *
 117  * RETURN:      None
 118  *
 119  * DESCRIPTION: Shutdown the various components. Do not delete the mutex
 120  *              objects here, because the AML debugger may be still running.
 121  *
 122  ******************************************************************************/
 123 
 124 void
 125 AcpiUtSubsystemShutdown (
 126     void)
 127 {
 128     ACPI_FUNCTION_TRACE (UtSubsystemShutdown);
 129 
 130 
 131 #ifndef ACPI_ASL_COMPILER
 132 
 133     /* Close the AcpiEvent Handling */
 134 
 135     AcpiEvTerminate ();
 136 
 137     /* Delete any dynamic _OSI interfaces */
 138 
 139     AcpiUtInterfaceTerminate ();
 140 #endif
 141 
 142     /* Close the Namespace */
 143 
 144     AcpiNsTerminate ();
 145 
 146     /* Delete the ACPI tables */
 147 
 148     AcpiTbTerminate ();
 149 
 150     /* Close the globals */
 151 
 152     AcpiUtTerminate ();
 153 
 154     /* Purge the local caches */
 155 
 156     (void) AcpiUtDeleteCaches ();
 157     return_VOID;
 158 }
 159 
 160