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 #include <acpi/acpi.h> 45 #include "accommon.h" 46 #include "acnamesp.h" 47 #include "acevents.h" 48 #include "actables.h" 49 50 #define _COMPONENT ACPI_UTILITIES 51 ACPI_MODULE_NAME("utinit") 52 53 /* Local prototypes */ 54 static void acpi_ut_terminate(void); 55 56 /****************************************************************************** 57 * 58 * FUNCTION: acpi_ut_terminate 59 * 60 * PARAMETERS: none 61 * 62 * RETURN: none 63 * 64 * DESCRIPTION: Free global memory 65 * 66 ******************************************************************************/ 67 68 static void acpi_ut_terminate(void) 69 { 70 struct acpi_gpe_block_info *gpe_block; 71 struct acpi_gpe_block_info *next_gpe_block; 72 struct acpi_gpe_xrupt_info *gpe_xrupt_info; 73 struct acpi_gpe_xrupt_info *next_gpe_xrupt_info; 74 75 ACPI_FUNCTION_TRACE(ut_terminate); 76 77 /* Free global GPE blocks and related info structures */ 78 79 gpe_xrupt_info = acpi_gbl_gpe_xrupt_list_head; 80 while (gpe_xrupt_info) { 81 gpe_block = gpe_xrupt_info->gpe_block_list_head; 82 while (gpe_block) { 83 next_gpe_block = gpe_block->next; 84 ACPI_FREE(gpe_block->event_info); 85 ACPI_FREE(gpe_block->register_info); 86 ACPI_FREE(gpe_block); 87 88 gpe_block = next_gpe_block; 89 } 90 next_gpe_xrupt_info = gpe_xrupt_info->next; 91 ACPI_FREE(gpe_xrupt_info); 92 gpe_xrupt_info = next_gpe_xrupt_info; 93 } 94 95 return_VOID; 96 } 97 98 /******************************************************************************* 99 * 100 * FUNCTION: acpi_ut_subsystem_shutdown 101 * 102 * PARAMETERS: None 103 * 104 * RETURN: None 105 * 106 * DESCRIPTION: Shutdown the various components. Do not delete the mutex 107 * objects here, because the AML debugger may be still running. 108 * 109 ******************************************************************************/ 110 111 void acpi_ut_subsystem_shutdown(void) 112 { 113 ACPI_FUNCTION_TRACE(ut_subsystem_shutdown); 114 115 #ifndef ACPI_ASL_COMPILER 116 117 /* Close the acpi_event Handling */ 118 119 acpi_ev_terminate(); 120 121 /* Delete any dynamic _OSI interfaces */ 122 123 acpi_ut_interface_terminate(); 124 #endif 125 126 /* Close the Namespace */ 127 128 acpi_ns_terminate(); 129 130 /* Delete the ACPI tables */ 131 132 acpi_tb_terminate(); 133 134 /* Close the globals */ 135 136 acpi_ut_terminate(); 137 138 /* Purge the local caches */ 139 140 (void)acpi_ut_delete_caches(); 141 return_VOID; 142 } 143