/******************************************************************************
   *
   * Module Name: utinit - Common ACPI subsystem initialization
   *
   *****************************************************************************/
  
  /*
   * Copyright (C) 2000 - 2013, Intel Corp.
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions, and the following disclaimer,
   *    without modification.
   * 2. Redistributions in binary form must reproduce at minimum a disclaimer
   *    substantially similar to the "NO WARRANTY" disclaimer below
   *    ("Disclaimer") and any redistribution must be conditioned upon
   *    including a substantially similar Disclaimer requirement for further
   *    binary redistribution.
   * 3. Neither the names of the above-listed copyright holders nor the names
   *    of any contributors may be used to endorse or promote products derived
   *    from this software without specific prior written permission.
   *
   * Alternatively, this software may be distributed under the terms of the
   * GNU General Public License ("GPL") version 2 as published by the Free
   * Software Foundation.
   *
   * NO WARRANTY
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
   * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
   * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
   * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
   * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
   * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   * POSSIBILITY OF SUCH DAMAGES.
   */
  
  #include <acpi/acpi.h>
  #include "accommon.h"
  #include "acnamesp.h"
  #include "acevents.h"
  #include "actables.h"
  
  #define _COMPONENT          ACPI_UTILITIES
  ACPI_MODULE_NAME("utinit")
  
  /* Local prototypes */
  static void acpi_ut_terminate(void);
  
  #if (!ACPI_REDUCED_HARDWARE)
  
  static void acpi_ut_free_gpe_lists(void);
  
  #else
  
  #define acpi_ut_free_gpe_lists()
  #endif				/* !ACPI_REDUCED_HARDWARE */
  
  #if (!ACPI_REDUCED_HARDWARE)
  /******************************************************************************
   *
   * FUNCTION:    acpi_ut_free_gpe_lists
   *
   * PARAMETERS:  none
   *
   * RETURN:      none
   *
   * DESCRIPTION: Free global GPE lists
   *
   ******************************************************************************/
  
  static void acpi_ut_free_gpe_lists(void)
  {
  	struct acpi_gpe_block_info *gpe_block;
  	struct acpi_gpe_block_info *next_gpe_block;
  	struct acpi_gpe_xrupt_info *gpe_xrupt_info;
  	struct acpi_gpe_xrupt_info *next_gpe_xrupt_info;
  
  	/* Free global GPE blocks and related info structures */
  
  	gpe_xrupt_info = acpi_gbl_gpe_xrupt_list_head;
  	while (gpe_xrupt_info) {
  		gpe_block = gpe_xrupt_info->gpe_block_list_head;
  		while (gpe_block) {
  			next_gpe_block = gpe_block->next;
  			ACPI_FREE(gpe_block->event_info);
  			ACPI_FREE(gpe_block->register_info);
  			ACPI_FREE(gpe_block);
  
  			gpe_block = next_gpe_block;
  		}
  		next_gpe_xrupt_info = gpe_xrupt_info->next;
  		ACPI_FREE(gpe_xrupt_info);
  		gpe_xrupt_info = next_gpe_xrupt_info;
  	}
  }
  #endif				/* !ACPI_REDUCED_HARDWARE */
  
  /******************************************************************************
   *
   * FUNCTION:    acpi_ut_terminate
   *
   * PARAMETERS:  none
   *
   * RETURN:      none
   *
   * DESCRIPTION: Free global memory
   *
   ******************************************************************************/
  
  static void acpi_ut_terminate(void)
  {
  	ACPI_FUNCTION_TRACE(ut_terminate);
  
  	acpi_ut_free_gpe_lists();
  	acpi_ut_delete_address_lists();
  	return_VOID;
  }
  
  /*******************************************************************************
   *
   * FUNCTION:    acpi_ut_subsystem_shutdown
   *
   * PARAMETERS:  None
   *
   * RETURN:      None
   *
   * DESCRIPTION: Shutdown the various components. Do not delete the mutex
   *              objects here, because the AML debugger may be still running.
   *
   ******************************************************************************/
  
  void acpi_ut_subsystem_shutdown(void)
  {
  	ACPI_FUNCTION_TRACE(ut_subsystem_shutdown);
  
  #ifndef ACPI_ASL_COMPILER
  
  	/* Close the acpi_event Handling */
  
  	acpi_ev_terminate();
  
  	/* Delete any dynamic _OSI interfaces */
  
  	acpi_ut_interface_terminate();
  #endif
  
  	/* Close the Namespace */
  
  	acpi_ns_terminate();
  
  	/* Delete the ACPI tables */
  
  	acpi_tb_terminate();
  
  	/* Close the globals */
  
  	acpi_ut_terminate();
  
  	/* Purge the local caches */
  
  	(void)acpi_ut_delete_caches();
  	return_VOID;
  }