xref: /openbmc/linux/drivers/acpi/acpica/nsdumpdv.c (revision 95b482a8)
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 <acpi/accommon.h>
46 
47 /* TBD: This entire module is apparently obsolete and should be removed */
48 
49 #define _COMPONENT          ACPI_NAMESPACE
50 ACPI_MODULE_NAME("nsdumpdv")
51 #ifdef ACPI_OBSOLETE_FUNCTIONS
52 #if defined(ACPI_DEBUG_OUTPUT) || defined(ACPI_DEBUGGER)
53 #include <acpi/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  ******************************************************************************/
69 static acpi_status
70 acpi_ns_dump_one_device(acpi_handle obj_handle,
71 			u32 level, void *context, void **return_value)
72 {
73 	struct acpi_buffer buffer;
74 	struct acpi_device_info *info;
75 	acpi_status status;
76 	u32 i;
77 
78 	ACPI_FUNCTION_NAME(ns_dump_one_device);
79 
80 	status =
81 	    acpi_ns_dump_one_object(obj_handle, level, context, return_value);
82 
83 	buffer.length = ACPI_ALLOCATE_LOCAL_BUFFER;
84 	status = acpi_get_object_info(obj_handle, &buffer);
85 	if (ACPI_SUCCESS(status)) {
86 		info = buffer.pointer;
87 		for (i = 0; i < level; i++) {
88 			ACPI_DEBUG_PRINT_RAW((ACPI_DB_TABLES, " "));
89 		}
90 
91 		ACPI_DEBUG_PRINT_RAW((ACPI_DB_TABLES,
92 				      "    HID: %s, ADR: %8.8X%8.8X, Status: %X\n",
93 				      info->hardware_id.value,
94 				      ACPI_FORMAT_UINT64(info->address),
95 				      info->current_status));
96 		ACPI_FREE(info);
97 	}
98 
99 	return (status);
100 }
101 
102 /*******************************************************************************
103  *
104  * FUNCTION:    acpi_ns_dump_root_devices
105  *
106  * PARAMETERS:  None
107  *
108  * RETURN:      None
109  *
110  * DESCRIPTION: Dump all objects of type "device"
111  *
112  ******************************************************************************/
113 
114 void acpi_ns_dump_root_devices(void)
115 {
116 	acpi_handle sys_bus_handle;
117 	acpi_status status;
118 
119 	ACPI_FUNCTION_NAME(ns_dump_root_devices);
120 
121 	/* Only dump the table if tracing is enabled */
122 
123 	if (!(ACPI_LV_TABLES & acpi_dbg_level)) {
124 		return;
125 	}
126 
127 	status = acpi_get_handle(NULL, ACPI_NS_SYSTEM_BUS, &sys_bus_handle);
128 	if (ACPI_FAILURE(status)) {
129 		return;
130 	}
131 
132 	ACPI_DEBUG_PRINT((ACPI_DB_TABLES,
133 			  "Display of all devices in the namespace:\n"));
134 
135 	status = acpi_ns_walk_namespace(ACPI_TYPE_DEVICE, sys_bus_handle,
136 					ACPI_UINT32_MAX, ACPI_NS_WALK_NO_UNLOCK,
137 					acpi_ns_dump_one_device, NULL, NULL);
138 }
139 
140 #endif
141 #endif
142