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153 lines
4.5 KiB
C
153 lines
4.5 KiB
C
/******************************************************************************
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*
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* Module Name: utinit - Common ACPI subsystem initialization
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*
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*****************************************************************************/
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/*
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* Copyright (C) 2000 - 2008, Intel Corp.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions, and the following disclaimer,
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* without modification.
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* 2. Redistributions in binary form must reproduce at minimum a disclaimer
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* substantially similar to the "NO WARRANTY" disclaimer below
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* ("Disclaimer") and any redistribution must be conditioned upon
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* including a substantially similar Disclaimer requirement for further
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* binary redistribution.
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* 3. Neither the names of the above-listed copyright holders nor the names
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* of any contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* Alternatively, this software may be distributed under the terms of the
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* GNU General Public License ("GPL") version 2 as published by the Free
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* Software Foundation.
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*
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* NO WARRANTY
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGES.
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*/
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#include <acpi/acpi.h>
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#include "accommon.h"
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#include "acnamesp.h"
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#include "acevents.h"
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#include "actables.h"
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#define _COMPONENT ACPI_UTILITIES
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ACPI_MODULE_NAME("utinit")
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/* Local prototypes */
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static void acpi_ut_terminate(void);
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/******************************************************************************
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*
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* FUNCTION: acpi_ut_terminate
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*
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* PARAMETERS: none
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*
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* RETURN: none
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*
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* DESCRIPTION: Free global memory
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*
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******************************************************************************/
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static void acpi_ut_terminate(void)
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{
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struct acpi_gpe_block_info *gpe_block;
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struct acpi_gpe_block_info *next_gpe_block;
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struct acpi_gpe_xrupt_info *gpe_xrupt_info;
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struct acpi_gpe_xrupt_info *next_gpe_xrupt_info;
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ACPI_FUNCTION_TRACE(ut_terminate);
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/* Free global GPE blocks and related info structures */
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gpe_xrupt_info = acpi_gbl_gpe_xrupt_list_head;
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while (gpe_xrupt_info) {
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gpe_block = gpe_xrupt_info->gpe_block_list_head;
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while (gpe_block) {
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next_gpe_block = gpe_block->next;
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ACPI_FREE(gpe_block->event_info);
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ACPI_FREE(gpe_block->register_info);
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ACPI_FREE(gpe_block);
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gpe_block = next_gpe_block;
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}
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next_gpe_xrupt_info = gpe_xrupt_info->next;
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ACPI_FREE(gpe_xrupt_info);
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gpe_xrupt_info = next_gpe_xrupt_info;
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}
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return_VOID;
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}
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/*******************************************************************************
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*
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* FUNCTION: acpi_ut_subsystem_shutdown
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*
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* PARAMETERS: none
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*
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* RETURN: none
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*
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* DESCRIPTION: Shutdown the various subsystems. Don't delete the mutex
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* objects here -- because the AML debugger may be still running.
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*
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******************************************************************************/
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void acpi_ut_subsystem_shutdown(void)
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{
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ACPI_FUNCTION_TRACE(ut_subsystem_shutdown);
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/* Just exit if subsystem is already shutdown */
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if (acpi_gbl_shutdown) {
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ACPI_ERROR((AE_INFO, "ACPI Subsystem is already terminated"));
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return_VOID;
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}
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/* Subsystem appears active, go ahead and shut it down */
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acpi_gbl_shutdown = TRUE;
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acpi_gbl_startup_flags = 0;
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ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Shutting down ACPI Subsystem\n"));
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#ifndef ACPI_ASL_COMPILER
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/* Close the acpi_event Handling */
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acpi_ev_terminate();
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#endif
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/* Close the Namespace */
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acpi_ns_terminate();
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/* Delete the ACPI tables */
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acpi_tb_terminate();
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/* Close the globals */
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acpi_ut_terminate();
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/* Purge the local caches */
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(void)acpi_ut_delete_caches();
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return_VOID;
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}
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