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Linus Torvalds1da177e2005-04-16 15:20:36 -07001/******************************************************************************
2 *
3 * Module Name: utinit - Common ACPI subsystem initialization
4 *
5 *****************************************************************************/
6
7/*
Bob Moore77848132012-01-12 13:27:23 +08008 * Copyright (C) 2000 - 2012, Intel Corp.
Linus Torvalds1da177e2005-04-16 15:20:36 -07009 * 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
Linus Torvalds1da177e2005-04-16 15:20:36 -070044#include <acpi/acpi.h>
Len Browne2f7a772009-01-09 00:30:03 -050045#include "accommon.h"
46#include "acnamesp.h"
47#include "acevents.h"
48#include "actables.h"
Linus Torvalds1da177e2005-04-16 15:20:36 -070049
50#define _COMPONENT ACPI_UTILITIES
Len Brown4be44fc2005-08-05 00:44:28 -040051ACPI_MODULE_NAME("utinit")
Linus Torvalds1da177e2005-04-16 15:20:36 -070052
Robert Moore44f6c012005-04-18 22:49:35 -040053/* Local prototypes */
Len Brown4be44fc2005-08-05 00:44:28 -040054static void acpi_ut_terminate(void);
Linus Torvalds1da177e2005-04-16 15:20:36 -070055
Bob Moore33620c52012-02-14 18:14:27 +080056#if (!ACPI_REDUCED_HARDWARE)
57
58static void acpi_ut_free_gpe_lists(void);
59
60#else
61
62#define acpi_ut_free_gpe_lists()
63#endif /* !ACPI_REDUCED_HARDWARE */
64
65#if (!ACPI_REDUCED_HARDWARE)
Linus Torvalds1da177e2005-04-16 15:20:36 -070066/******************************************************************************
67 *
Bob Moore33620c52012-02-14 18:14:27 +080068 * FUNCTION: acpi_ut_free_gpe_lists
Linus Torvalds1da177e2005-04-16 15:20:36 -070069 *
70 * PARAMETERS: none
71 *
72 * RETURN: none
73 *
Bob Moore33620c52012-02-14 18:14:27 +080074 * DESCRIPTION: Free global GPE lists
Linus Torvalds1da177e2005-04-16 15:20:36 -070075 *
76 ******************************************************************************/
77
Bob Moore33620c52012-02-14 18:14:27 +080078static void acpi_ut_free_gpe_lists(void)
Linus Torvalds1da177e2005-04-16 15:20:36 -070079{
Len Brown4be44fc2005-08-05 00:44:28 -040080 struct acpi_gpe_block_info *gpe_block;
81 struct acpi_gpe_block_info *next_gpe_block;
82 struct acpi_gpe_xrupt_info *gpe_xrupt_info;
83 struct acpi_gpe_xrupt_info *next_gpe_xrupt_info;
Linus Torvalds1da177e2005-04-16 15:20:36 -070084
Linus Torvalds1da177e2005-04-16 15:20:36 -070085 /* Free global GPE blocks and related info structures */
86
87 gpe_xrupt_info = acpi_gbl_gpe_xrupt_list_head;
88 while (gpe_xrupt_info) {
89 gpe_block = gpe_xrupt_info->gpe_block_list_head;
90 while (gpe_block) {
91 next_gpe_block = gpe_block->next;
Bob Moore83135242006-10-03 00:00:00 -040092 ACPI_FREE(gpe_block->event_info);
93 ACPI_FREE(gpe_block->register_info);
94 ACPI_FREE(gpe_block);
Linus Torvalds1da177e2005-04-16 15:20:36 -070095
96 gpe_block = next_gpe_block;
97 }
98 next_gpe_xrupt_info = gpe_xrupt_info->next;
Bob Moore83135242006-10-03 00:00:00 -040099 ACPI_FREE(gpe_xrupt_info);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700100 gpe_xrupt_info = next_gpe_xrupt_info;
101 }
Bob Moore33620c52012-02-14 18:14:27 +0800102}
103#endif /* !ACPI_REDUCED_HARDWARE */
Linus Torvalds1da177e2005-04-16 15:20:36 -0700104
Bob Moore33620c52012-02-14 18:14:27 +0800105/******************************************************************************
106 *
107 * FUNCTION: acpi_ut_terminate
108 *
109 * PARAMETERS: none
110 *
111 * RETURN: none
112 *
113 * DESCRIPTION: Free global memory
114 *
115 ******************************************************************************/
116
117static void acpi_ut_terminate(void)
118{
119 ACPI_FUNCTION_TRACE(ut_terminate);
120
121 acpi_ut_free_gpe_lists();
Lin Mingf654c0f2012-01-12 13:10:32 +0800122 acpi_ut_delete_address_lists();
Linus Torvalds1da177e2005-04-16 15:20:36 -0700123 return_VOID;
124}
125
Linus Torvalds1da177e2005-04-16 15:20:36 -0700126/*******************************************************************************
127 *
128 * FUNCTION: acpi_ut_subsystem_shutdown
129 *
Bob Moore2f977b32009-07-24 11:25:16 +0800130 * PARAMETERS: None
Linus Torvalds1da177e2005-04-16 15:20:36 -0700131 *
Bob Moore2f977b32009-07-24 11:25:16 +0800132 * RETURN: None
Linus Torvalds1da177e2005-04-16 15:20:36 -0700133 *
Bob Moore2f977b32009-07-24 11:25:16 +0800134 * DESCRIPTION: Shutdown the various components. Do not delete the mutex
135 * objects here, because the AML debugger may be still running.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700136 *
137 ******************************************************************************/
138
Len Brown4be44fc2005-08-05 00:44:28 -0400139void acpi_ut_subsystem_shutdown(void)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700140{
Bob Mooreb229cf92006-04-21 17:15:00 -0400141 ACPI_FUNCTION_TRACE(ut_subsystem_shutdown);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700142
Bob Mooree20a6792008-04-10 19:06:38 +0400143#ifndef ACPI_ASL_COMPILER
144
Linus Torvalds1da177e2005-04-16 15:20:36 -0700145 /* Close the acpi_event Handling */
146
Len Brown4be44fc2005-08-05 00:44:28 -0400147 acpi_ev_terminate();
Lin Mingb0ed7a92010-08-06 09:35:51 +0800148
149 /* Delete any dynamic _OSI interfaces */
150
151 acpi_ut_interface_terminate();
Bob Mooree20a6792008-04-10 19:06:38 +0400152#endif
Linus Torvalds1da177e2005-04-16 15:20:36 -0700153
154 /* Close the Namespace */
155
Len Brown4be44fc2005-08-05 00:44:28 -0400156 acpi_ns_terminate();
Linus Torvalds1da177e2005-04-16 15:20:36 -0700157
Bob Mooref3d2e782007-02-02 19:48:18 +0300158 /* Delete the ACPI tables */
159
160 acpi_tb_terminate();
161
Linus Torvalds1da177e2005-04-16 15:20:36 -0700162 /* Close the globals */
163
Len Brown4be44fc2005-08-05 00:44:28 -0400164 acpi_ut_terminate();
Linus Torvalds1da177e2005-04-16 15:20:36 -0700165
166 /* Purge the local caches */
167
Len Brown4be44fc2005-08-05 00:44:28 -0400168 (void)acpi_ut_delete_caches();
Linus Torvalds1da177e2005-04-16 15:20:36 -0700169 return_VOID;
170}