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utinit.c revision 1.1.1.2.8.2 
      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 
    161