utinit.c revision 217365 
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 <contrib/dev/acpica/include/acpi.h>
48#include <contrib/dev/acpica/include/accommon.h>
49#include <contrib/dev/acpica/include/acnamesp.h>
50#include <contrib/dev/acpica/include/acevents.h>
51#include <contrib/dev/acpica/include/actables.h>
52
53#define _COMPONENT          ACPI_UTILITIES
54        ACPI_MODULE_NAME    ("utinit")
55
56/* Local prototypes */
57
58static 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
74static void
75AcpiUtTerminate (
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
124void
125AcpiUtSubsystemShutdown (
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