1 /******************************************************************************
3 * Module Name: dsinit - Object initialization namespace walk
6 *****************************************************************************/
8 /******************************************************************************
12 * Some or all of this work - Copyright (c) 1999 - 2003, Intel Corp.
13 * All rights reserved.
17 * 2.1. This is your license from Intel Corp. under its intellectual property
18 * rights. You may have additional license terms from the party that provided
19 * you this software, covering your right to use that party's intellectual
22 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
23 * copy of the source code appearing in this file ("Covered Code") an
24 * irrevocable, perpetual, worldwide license under Intel's copyrights in the
25 * base code distributed originally by Intel ("Original Intel Code") to copy,
26 * make derivatives, distribute, use and display any portion of the Covered
27 * Code in any form, with the right to sublicense such rights; and
29 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
30 * license (with the right to sublicense), under only those claims of Intel
31 * patents that are infringed by the Original Intel Code, to make, use, sell,
32 * offer to sell, and import the Covered Code and derivative works thereof
33 * solely to the minimum extent necessary to exercise the above copyright
34 * license, and in no event shall the patent license extend to any additions
35 * to or modifications of the Original Intel Code. No other license or right
36 * is granted directly or by implication, estoppel or otherwise;
38 * The above copyright and patent license is granted only if the following
43 * 3.1. Redistribution of Source with Rights to Further Distribute Source.
44 * Redistribution of source code of any substantial portion of the Covered
45 * Code or modification with rights to further distribute source must include
46 * the above Copyright Notice, the above License, this list of Conditions,
47 * and the following Disclaimer and Export Compliance provision. In addition,
48 * Licensee must cause all Covered Code to which Licensee contributes to
49 * contain a file documenting the changes Licensee made to create that Covered
50 * Code and the date of any change. Licensee must include in that file the
51 * documentation of any changes made by any predecessor Licensee. Licensee
52 * must include a prominent statement that the modification is derived,
53 * directly or indirectly, from Original Intel Code.
55 * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
56 * Redistribution of source code of any substantial portion of the Covered
57 * Code or modification without rights to further distribute source must
58 * include the following Disclaimer and Export Compliance provision in the
59 * documentation and/or other materials provided with distribution. In
60 * addition, Licensee may not authorize further sublicense of source of any
61 * portion of the Covered Code, and must include terms to the effect that the
62 * license from Licensee to its licensee is limited to the intellectual
63 * property embodied in the software Licensee provides to its licensee, and
64 * not to intellectual property embodied in modifications its licensee may
67 * 3.3. Redistribution of Executable. Redistribution in executable form of any
68 * substantial portion of the Covered Code or modification must reproduce the
69 * above Copyright Notice, and the following Disclaimer and Export Compliance
70 * provision in the documentation and/or other materials provided with the
73 * 3.4. Intel retains all right, title, and interest in and to the Original
76 * 3.5. Neither the name Intel nor any other trademark owned or controlled by
77 * Intel shall be used in advertising or otherwise to promote the sale, use or
78 * other dealings in products derived from or relating to the Covered Code
79 * without prior written authorization from Intel.
81 * 4. Disclaimer and Export Compliance
83 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
84 * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
85 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
86 * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
87 * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
88 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
91 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
92 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
93 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
94 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
95 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
96 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
97 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
100 * 4.3. Licensee shall not export, either directly or indirectly, any of this
101 * software or system incorporating such software without first obtaining any
102 * required license or other approval from the U. S. Department of Commerce or
103 * any other agency or department of the United States Government. In the
104 * event Licensee exports any such software from the United States or
105 * re-exports any such software from a foreign destination, Licensee shall
106 * ensure that the distribution and export/re-export of the software is in
107 * compliance with all laws, regulations, orders, or other restrictions of the
108 * U.S. Export Administration Regulations. Licensee agrees that neither it nor
109 * any of its subsidiaries will export/re-export any technical data, process,
110 * software, or service, directly or indirectly, to any country for which the
111 * United States government or any agency thereof requires an export license,
112 * other governmental approval, or letter of assurance, without first obtaining
113 * such license, approval or letter.
115 *****************************************************************************/
116 /* $DragonFly: src/sys/contrib/dev/acpica/Attic/dsinit.c,v 1.1 2003/09/24 03:32:15 drhodus Exp $ */
121 #include "acdispat.h"
122 #include "acnamesp.h"
124 #define _COMPONENT ACPI_DISPATCHER
125 ACPI_MODULE_NAME ("dsinit")
128 /*******************************************************************************
130 * FUNCTION: AcpiDsInitOneObject
132 * PARAMETERS: ObjHandle - Node
133 * Level - Current nesting level
134 * Context - Points to a init info struct
135 * ReturnValue - Not used
139 * DESCRIPTION: Callback from AcpiWalkNamespace. Invoked for every object
140 * within the namespace.
142 * Currently, the only objects that require initialization are:
144 * 2) Operation Regions
146 ******************************************************************************/
149 AcpiDsInitOneObject (
150 ACPI_HANDLE ObjHandle,
155 ACPI_OBJECT_TYPE Type;
157 ACPI_INIT_WALK_INFO *Info = (ACPI_INIT_WALK_INFO *) Context;
160 ACPI_FUNCTION_NAME ("DsInitOneObject");
164 * We are only interested in objects owned by the table that
167 if (((ACPI_NAMESPACE_NODE *) ObjHandle)->OwnerId !=
168 Info->TableDesc->TableId)
175 /* And even then, we are only interested in a few object types */
177 Type = AcpiNsGetType (ObjHandle);
181 case ACPI_TYPE_REGION:
183 Status = AcpiDsInitializeRegion (ObjHandle);
184 if (ACPI_FAILURE (Status))
186 ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Region %p [%4.4s] - Init failure, %s\n",
187 ObjHandle, ((ACPI_NAMESPACE_NODE *) ObjHandle)->Name.Ascii,
188 AcpiFormatException (Status)));
191 Info->OpRegionCount++;
195 case ACPI_TYPE_METHOD:
199 /* Print a dot for each method unless we are going to print the entire pathname */
201 if (!(AcpiDbgLevel & ACPI_LV_INIT_NAMES))
203 ACPI_DEBUG_PRINT_RAW ((ACPI_DB_INIT, "."));
207 * Set the execution data width (32 or 64) based upon the
208 * revision number of the parent ACPI table.
209 * TBD: This is really for possible future support of integer width
210 * on a per-table basis. Currently, we just use a global for the width.
212 if (Info->TableDesc->Pointer->Revision == 1)
214 ((ACPI_NAMESPACE_NODE *) ObjHandle)->Flags |= ANOBJ_DATA_WIDTH_32;
218 * Always parse methods to detect errors, we may delete
219 * the parse tree below
221 Status = AcpiDsParseMethod (ObjHandle);
222 if (ACPI_FAILURE (Status))
224 ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "Method %p [%4.4s] - parse failure, %s\n",
225 ObjHandle, ((ACPI_NAMESPACE_NODE *) ObjHandle)->Name.Ascii,
226 AcpiFormatException (Status)));
228 /* This parse failed, but we will continue parsing more methods */
234 * Delete the parse tree. We simple re-parse the method
235 * for every execution since there isn't much overhead
237 AcpiNsDeleteNamespaceSubtree (ObjHandle);
238 AcpiNsDeleteNamespaceByOwner (((ACPI_NAMESPACE_NODE *) ObjHandle)->Object->Method.OwningId);
242 case ACPI_TYPE_DEVICE:
253 * We ignore errors from above, and always return OK, since
254 * we don't want to abort the walk on a single error.
260 /*******************************************************************************
262 * FUNCTION: AcpiDsInitializeObjects
264 * PARAMETERS: TableDesc - Descriptor for parent ACPI table
265 * StartNode - Root of subtree to be initialized.
269 * DESCRIPTION: Walk the namespace starting at "StartNode" and perform any
270 * necessary initialization on the objects found therein
272 ******************************************************************************/
275 AcpiDsInitializeObjects (
276 ACPI_TABLE_DESC *TableDesc,
277 ACPI_NAMESPACE_NODE *StartNode)
280 ACPI_INIT_WALK_INFO Info;
283 ACPI_FUNCTION_TRACE ("DsInitializeObjects");
286 ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH,
287 "**** Starting initialization of namespace objects ****\n"));
288 ACPI_DEBUG_PRINT_RAW ((ACPI_DB_INIT, "Parsing all Control Methods:"));
290 Info.MethodCount = 0;
291 Info.OpRegionCount = 0;
292 Info.ObjectCount = 0;
293 Info.DeviceCount = 0;
294 Info.TableDesc = TableDesc;
296 /* Walk entire namespace from the supplied root */
298 Status = AcpiWalkNamespace (ACPI_TYPE_ANY, StartNode, ACPI_UINT32_MAX,
299 AcpiDsInitOneObject, &Info, NULL);
300 if (ACPI_FAILURE (Status))
302 ACPI_DEBUG_PRINT ((ACPI_DB_ERROR, "WalkNamespace failed, %s\n",
303 AcpiFormatException (Status)));
306 ACPI_DEBUG_PRINT_RAW ((ACPI_DB_INIT,
307 "\nTable [%4.4s] - %hd Objects with %hd Devices %hd Methods %hd Regions\n",
308 TableDesc->Pointer->Signature, Info.ObjectCount,
309 Info.DeviceCount, Info.MethodCount, Info.OpRegionCount));
311 ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH,
312 "%hd Methods, %hd Regions\n", Info.MethodCount, Info.OpRegionCount));
314 return_ACPI_STATUS (AE_OK);