xref: /freebsd/sys/contrib/dev/acpica/components/utilities/utinit.c (revision e39e854e27f53a784c3982cbeb68f4ad1cfd9162)
1 /******************************************************************************
2  *
3  * Module Name: utinit - Common ACPI subsystem initialization
4  *
5  *****************************************************************************/
6 
7 /*
8  * Copyright (C) 2000 - 2012, 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 
58 static void AcpiUtTerminate (
59     void);
60 
61 #if (!ACPI_REDUCED_HARDWARE)
62 
63 static void
64 AcpiUtFreeGpeLists (
65     void);
66 
67 #else
68 
69 #define AcpiUtFreeGpeLists()
70 #endif /* !ACPI_REDUCED_HARDWARE */
71 
72 
73 #if (!ACPI_REDUCED_HARDWARE)
74 /******************************************************************************
75  *
76  * FUNCTION:    AcpiUtFreeGpeLists
77  *
78  * PARAMETERS:  none
79  *
80  * RETURN:      none
81  *
82  * DESCRIPTION: Free global GPE lists
83  *
84  ******************************************************************************/
85 
86 static void
87 AcpiUtFreeGpeLists (
88     void)
89 {
90     ACPI_GPE_BLOCK_INFO     *GpeBlock;
91     ACPI_GPE_BLOCK_INFO     *NextGpeBlock;
92     ACPI_GPE_XRUPT_INFO     *GpeXruptInfo;
93     ACPI_GPE_XRUPT_INFO     *NextGpeXruptInfo;
94 
95 
96     /* Free global GPE blocks and related info structures */
97 
98     GpeXruptInfo = AcpiGbl_GpeXruptListHead;
99     while (GpeXruptInfo)
100     {
101         GpeBlock = GpeXruptInfo->GpeBlockListHead;
102         while (GpeBlock)
103         {
104             NextGpeBlock = GpeBlock->Next;
105             ACPI_FREE (GpeBlock->EventInfo);
106             ACPI_FREE (GpeBlock->RegisterInfo);
107             ACPI_FREE (GpeBlock);
108 
109             GpeBlock = NextGpeBlock;
110         }
111         NextGpeXruptInfo = GpeXruptInfo->Next;
112         ACPI_FREE (GpeXruptInfo);
113         GpeXruptInfo = NextGpeXruptInfo;
114     }
115 }
116 #endif /* !ACPI_REDUCED_HARDWARE */
117 
118 
119 /******************************************************************************
120  *
121  * FUNCTION:    AcpiUtTerminate
122  *
123  * PARAMETERS:  none
124  *
125  * RETURN:      none
126  *
127  * DESCRIPTION: Free global memory
128  *
129  ******************************************************************************/
130 
131 static void
132 AcpiUtTerminate (
133     void)
134 {
135     ACPI_FUNCTION_TRACE (UtTerminate);
136 
137     AcpiUtFreeGpeLists ();
138     AcpiUtDeleteAddressLists ();
139     return_VOID;
140 }
141 
142 
143 /*******************************************************************************
144  *
145  * FUNCTION:    AcpiUtSubsystemShutdown
146  *
147  * PARAMETERS:  None
148  *
149  * RETURN:      None
150  *
151  * DESCRIPTION: Shutdown the various components. Do not delete the mutex
152  *              objects here, because the AML debugger may be still running.
153  *
154  ******************************************************************************/
155 
156 void
157 AcpiUtSubsystemShutdown (
158     void)
159 {
160     ACPI_FUNCTION_TRACE (UtSubsystemShutdown);
161 
162 
163 #ifndef ACPI_ASL_COMPILER
164 
165     /* Close the AcpiEvent Handling */
166 
167     AcpiEvTerminate ();
168 
169     /* Delete any dynamic _OSI interfaces */
170 
171     AcpiUtInterfaceTerminate ();
172 #endif
173 
174     /* Close the Namespace */
175 
176     AcpiNsTerminate ();
177 
178     /* Delete the ACPI tables */
179 
180     AcpiTbTerminate ();
181 
182     /* Close the globals */
183 
184     AcpiUtTerminate ();
185 
186     /* Purge the local caches */
187 
188     (void) AcpiUtDeleteCaches ();
189     return_VOID;
190 }
191 
192 
193