LXR linux/drivers/acpi/acpica/nsdumpdv.c

   1/******************************************************************************
   2 *
   3 * Module Name: nsdump - table dumping routines for debug
   4 *
   5 *****************************************************************************/
   6
   7/*
   8 * Copyright (C) 2000 - 2008, 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
  47/* TBD: This entire module is apparently obsolete and should be removed */
  48
  49#define _COMPONENT          ACPI_NAMESPACE
  50ACPI_MODULE_NAME("nsdumpdv")
  51#ifdef ACPI_OBSOLETE_FUNCTIONS
  52#if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
  53#include "acnamesp.h"
  54/*******************************************************************************
  55 *
  56 * FUNCTION:    acpi_ns_dump_one_device
  57 *
  58 * PARAMETERS:  Handle              - Node to be dumped
  59 *              Level               - Nesting level of the handle
  60 *              Context             - Passed into walk_namespace
  61 *              return_value        - Not used
  62 *
  63 * RETURN:      Status
  64 *
  65 * DESCRIPTION: Dump a single Node that represents a device
  66 *              This procedure is a user_function called by acpi_ns_walk_namespace.
  67 *
  68 ******************************************************************************/
  69static acpi_status
  70acpi_ns_dump_one_device(acpi_handle obj_handle,
  71                        u32 level, void *context, void **return_value)
  72{
  73        struct acpi_device_info *info;
  74        acpi_status status;
  75        u32 i;
  76
  77        ACPI_FUNCTION_NAME(ns_dump_one_device);
  78
  79        status =
  80            acpi_ns_dump_one_object(obj_handle, level, context, return_value);
  81
  82        status = acpi_get_object_info(obj_handle, &info);
  83        if (ACPI_SUCCESS(status)) {
  84                for (i = 0; i < level; i++) {
  85                        ACPI_DEBUG_PRINT_RAW((ACPI_DB_TABLES, " "));
  86                }
  87
  88                ACPI_DEBUG_PRINT_RAW((ACPI_DB_TABLES,
  89                                      "    HID: %s, ADR: %8.8X%8.8X, Status: %X\n",
  90                                      info->hardware_id.string,
  91                                      ACPI_FORMAT_UINT64(info->address),
  92                                      info->current_status));
  93                ACPI_FREE(info);
  94        }
  95
  96        return (status);
  97}
  98
  99/*******************************************************************************
 100 *
 101 * FUNCTION:    acpi_ns_dump_root_devices
 102 *
 103 * PARAMETERS:  None
 104 *
 105 * RETURN:      None
 106 *
 107 * DESCRIPTION: Dump all objects of type "device"
 108 *
 109 ******************************************************************************/
 110
 111void acpi_ns_dump_root_devices(void)
 112{
 113        acpi_handle sys_bus_handle;
 114        acpi_status status;
 115
 116        ACPI_FUNCTION_NAME(ns_dump_root_devices);
 117
 118        /* Only dump the table if tracing is enabled */
 119
 120        if (!(ACPI_LV_TABLES & acpi_dbg_level)) {
 121                return;
 122        }
 123
 124        status = acpi_get_handle(NULL, ACPI_NS_SYSTEM_BUS, &sys_bus_handle);
 125        if (ACPI_FAILURE(status)) {
 126                return;
 127        }
 128
 129        ACPI_DEBUG_PRINT((ACPI_DB_TABLES,
 130                          "Display of all devices in the namespace:\n"));
 131
 132        status = acpi_ns_walk_namespace(ACPI_TYPE_DEVICE, sys_bus_handle,
 133                                        ACPI_UINT32_MAX, ACPI_NS_WALK_NO_UNLOCK,
 134                                        acpi_ns_dump_one_device, NULL, NULL);
 135}
 136
 137#endif
 138#endif
 139