1 /******************************************************************************
2  *
3  * Module Name: nsdump - table dumping routines for debug
4  *
5  *****************************************************************************/
6 
7 /*
8  * Copyright (C) 2000 - 2004, R. Byron Moore
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 
45 #include <acpi/acpi.h>
46 #include <acpi/acnamesp.h>
47 
48 
49 #define _COMPONENT          ACPI_NAMESPACE
50 	 ACPI_MODULE_NAME    ("nsdumpdv")
51 
52 
53 #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
54 
55 /*******************************************************************************
56  *
57  * FUNCTION:    acpi_ns_dump_one_device
58  *
59  * PARAMETERS:  Handle              - Node to be dumped
60  *              Level               - Nesting level of the handle
61  *              Context             - Passed into walk_namespace
62  *
63  * DESCRIPTION: Dump a single Node that represents a device
64  *              This procedure is a user_function called by acpi_ns_walk_namespace.
65  *
66  ******************************************************************************/
67 
68 acpi_status
acpi_ns_dump_one_device(acpi_handle obj_handle,u32 level,void * context,void ** return_value)69 acpi_ns_dump_one_device (
70 	acpi_handle                     obj_handle,
71 	u32                             level,
72 	void                            *context,
73 	void                            **return_value)
74 {
75 	struct acpi_buffer              buffer;
76 	struct acpi_device_info         *info;
77 	acpi_status                     status;
78 	u32                             i;
79 
80 
81 	ACPI_FUNCTION_NAME ("ns_dump_one_device");
82 
83 
84 	status = acpi_ns_dump_one_object (obj_handle, level, context, return_value);
85 
86 	buffer.length = ACPI_ALLOCATE_LOCAL_BUFFER;
87 	status = acpi_get_object_info (obj_handle, &buffer);
88 	if (ACPI_SUCCESS (status)) {
89 		info = buffer.pointer;
90 		for (i = 0; i < level; i++) {
91 			ACPI_DEBUG_PRINT_RAW ((ACPI_DB_TABLES, " "));
92 		}
93 
94 		ACPI_DEBUG_PRINT_RAW ((ACPI_DB_TABLES, "    HID: %s, ADR: %8.8X%8.8X, Status: %X\n",
95 				  info->hardware_id.value,
96 				  ACPI_FORMAT_UINT64 (info->address),
97 				  info->current_status));
98 		ACPI_MEM_FREE (info);
99 	}
100 
101 	return (status);
102 }
103 
104 
105 /*******************************************************************************
106  *
107  * FUNCTION:    acpi_ns_dump_root_devices
108  *
109  * PARAMETERS:  None
110  *
111  * DESCRIPTION: Dump all objects of type "device"
112  *
113  ******************************************************************************/
114 
115 void
acpi_ns_dump_root_devices(void)116 acpi_ns_dump_root_devices (void)
117 {
118 	acpi_handle                     sys_bus_handle;
119 	acpi_status                     status;
120 
121 
122 	ACPI_FUNCTION_NAME ("ns_dump_root_devices");
123 
124 
125 	/* Only dump the table if tracing is enabled */
126 
127 	if (!(ACPI_LV_TABLES & acpi_dbg_level)) {
128 		return;
129 	}
130 
131 	status = acpi_get_handle (0, ACPI_NS_SYSTEM_BUS, &sys_bus_handle);
132 	if (ACPI_FAILURE (status)) {
133 		return;
134 	}
135 
136 	ACPI_DEBUG_PRINT ((ACPI_DB_TABLES, "Display of all devices in the namespace:\n"));
137 
138 	status = acpi_ns_walk_namespace (ACPI_TYPE_DEVICE, sys_bus_handle,
139 			 ACPI_UINT32_MAX, ACPI_NS_WALK_NO_UNLOCK,
140 			 acpi_ns_dump_one_device, NULL, NULL);
141 }
142 
143 #endif
144 
145 
146