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kernel/linux-imx6_3.14.28/drivers/acpi/acpica/nsdumpdv.c 4.66 KB
6b13f685e   김민수   BSP 최초 추가
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  /******************************************************************************
   *
   * Module Name: nsdump - table dumping routines for debug
   *
   *****************************************************************************/
  
  /*
   * 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>
  
  /* TBD: This entire module is apparently obsolete and should be removed */
  
  #define _COMPONENT          ACPI_NAMESPACE
  ACPI_MODULE_NAME("nsdumpdv")
  #ifdef ACPI_OBSOLETE_FUNCTIONS
  #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
  #include "acnamesp.h"
  /*******************************************************************************
   *
   * FUNCTION:    acpi_ns_dump_one_device
   *
   * PARAMETERS:  handle              - Node to be dumped
   *              level               - Nesting level of the handle
   *              context             - Passed into walk_namespace
   *              return_value        - Not used
   *
   * RETURN:      Status
   *
   * DESCRIPTION: Dump a single Node that represents a device
   *              This procedure is a user_function called by acpi_ns_walk_namespace.
   *
   ******************************************************************************/
  static acpi_status
  acpi_ns_dump_one_device(acpi_handle obj_handle,
  			u32 level, void *context, void **return_value)
  {
  	struct acpi_buffer buffer;
  	struct acpi_device_info *info;
  	acpi_status status;
  	u32 i;
  
  	ACPI_FUNCTION_NAME(ns_dump_one_device);
  
  	status =
  	    acpi_ns_dump_one_object(obj_handle, level, context, return_value);
  
  	buffer.length = ACPI_ALLOCATE_LOCAL_BUFFER;
  	status = acpi_get_object_info(obj_handle, &buffer);
  	if (ACPI_SUCCESS(status)) {
  		info = buffer.pointer;
  		for (i = 0; i < level; i++) {
  			ACPI_DEBUG_PRINT_RAW((ACPI_DB_TABLES, " "));
  		}
  
  		ACPI_DEBUG_PRINT_RAW((ACPI_DB_TABLES,
  				      "    HID: %s, ADR: %8.8X%8.8X, Status: %X
  ",
  				      info->hardware_id.value,
  				      ACPI_FORMAT_UINT64(info->address),
  				      info->current_status));
  		ACPI_FREE(info);
  	}
  
  	return (status);
  }
  
  /*******************************************************************************
   *
   * FUNCTION:    acpi_ns_dump_root_devices
   *
   * PARAMETERS:  None
   *
   * RETURN:      None
   *
   * DESCRIPTION: Dump all objects of type "device"
   *
   ******************************************************************************/
  
  void acpi_ns_dump_root_devices(void)
  {
  	acpi_handle sys_bus_handle;
  	acpi_status status;
  
  	ACPI_FUNCTION_NAME(ns_dump_root_devices);
  
  	/* Only dump the table if tracing is enabled */
  
  	if (!(ACPI_LV_TABLES & acpi_dbg_level)) {
  		return;
  	}
  
  	status = acpi_get_handle(NULL, METHOD_NAME__SB_, &sys_bus_handle);
  	if (ACPI_FAILURE(status)) {
  		return;
  	}
  
  	ACPI_DEBUG_PRINT((ACPI_DB_TABLES,
  			  "Display of all devices in the namespace:
  "));
  
  	status = acpi_ns_walk_namespace(ACPI_TYPE_DEVICE, sys_bus_handle,
  					ACPI_UINT32_MAX, ACPI_NS_WALK_NO_UNLOCK,
  					acpi_ns_dump_one_device, NULL, NULL,
  					NULL);
  }
  
  #endif
  #endif