xref: /freebsd-src/sys/contrib/dev/acpica/components/namespace/nsparse.c (revision 804fe2660352e090f4481f2c1d646b508859e79a)
1a159c266SJung-uk Kim /******************************************************************************
2a159c266SJung-uk Kim  *
3a159c266SJung-uk Kim  * Module Name: nsparse - namespace interface to AML parser
4a159c266SJung-uk Kim  *
5a159c266SJung-uk Kim  *****************************************************************************/
6a159c266SJung-uk Kim 
70d84335fSJung-uk Kim /******************************************************************************
80d84335fSJung-uk Kim  *
90d84335fSJung-uk Kim  * 1. Copyright Notice
100d84335fSJung-uk Kim  *
11*804fe266SJung-uk Kim  * Some or all of this work - Copyright (c) 1999 - 2024, Intel Corp.
12a159c266SJung-uk Kim  * All rights reserved.
13a159c266SJung-uk Kim  *
140d84335fSJung-uk Kim  * 2. License
150d84335fSJung-uk Kim  *
160d84335fSJung-uk Kim  * 2.1. This is your license from Intel Corp. under its intellectual property
170d84335fSJung-uk Kim  * rights. You may have additional license terms from the party that provided
180d84335fSJung-uk Kim  * you this software, covering your right to use that party's intellectual
190d84335fSJung-uk Kim  * property rights.
200d84335fSJung-uk Kim  *
210d84335fSJung-uk Kim  * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
220d84335fSJung-uk Kim  * copy of the source code appearing in this file ("Covered Code") an
230d84335fSJung-uk Kim  * irrevocable, perpetual, worldwide license under Intel's copyrights in the
240d84335fSJung-uk Kim  * base code distributed originally by Intel ("Original Intel Code") to copy,
250d84335fSJung-uk Kim  * make derivatives, distribute, use and display any portion of the Covered
260d84335fSJung-uk Kim  * Code in any form, with the right to sublicense such rights; and
270d84335fSJung-uk Kim  *
280d84335fSJung-uk Kim  * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
290d84335fSJung-uk Kim  * license (with the right to sublicense), under only those claims of Intel
300d84335fSJung-uk Kim  * patents that are infringed by the Original Intel Code, to make, use, sell,
310d84335fSJung-uk Kim  * offer to sell, and import the Covered Code and derivative works thereof
320d84335fSJung-uk Kim  * solely to the minimum extent necessary to exercise the above copyright
330d84335fSJung-uk Kim  * license, and in no event shall the patent license extend to any additions
340d84335fSJung-uk Kim  * to or modifications of the Original Intel Code. No other license or right
350d84335fSJung-uk Kim  * is granted directly or by implication, estoppel or otherwise;
360d84335fSJung-uk Kim  *
370d84335fSJung-uk Kim  * The above copyright and patent license is granted only if the following
380d84335fSJung-uk Kim  * conditions are met:
390d84335fSJung-uk Kim  *
400d84335fSJung-uk Kim  * 3. Conditions
410d84335fSJung-uk Kim  *
420d84335fSJung-uk Kim  * 3.1. Redistribution of Source with Rights to Further Distribute Source.
430d84335fSJung-uk Kim  * Redistribution of source code of any substantial portion of the Covered
440d84335fSJung-uk Kim  * Code or modification with rights to further distribute source must include
450d84335fSJung-uk Kim  * the above Copyright Notice, the above License, this list of Conditions,
460d84335fSJung-uk Kim  * and the following Disclaimer and Export Compliance provision. In addition,
470d84335fSJung-uk Kim  * Licensee must cause all Covered Code to which Licensee contributes to
480d84335fSJung-uk Kim  * contain a file documenting the changes Licensee made to create that Covered
490d84335fSJung-uk Kim  * Code and the date of any change. Licensee must include in that file the
500d84335fSJung-uk Kim  * documentation of any changes made by any predecessor Licensee. Licensee
510d84335fSJung-uk Kim  * must include a prominent statement that the modification is derived,
520d84335fSJung-uk Kim  * directly or indirectly, from Original Intel Code.
530d84335fSJung-uk Kim  *
540d84335fSJung-uk Kim  * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
550d84335fSJung-uk Kim  * Redistribution of source code of any substantial portion of the Covered
560d84335fSJung-uk Kim  * Code or modification without rights to further distribute source must
570d84335fSJung-uk Kim  * include the following Disclaimer and Export Compliance provision in the
580d84335fSJung-uk Kim  * documentation and/or other materials provided with distribution. In
590d84335fSJung-uk Kim  * addition, Licensee may not authorize further sublicense of source of any
600d84335fSJung-uk Kim  * portion of the Covered Code, and must include terms to the effect that the
610d84335fSJung-uk Kim  * license from Licensee to its licensee is limited to the intellectual
620d84335fSJung-uk Kim  * property embodied in the software Licensee provides to its licensee, and
630d84335fSJung-uk Kim  * not to intellectual property embodied in modifications its licensee may
640d84335fSJung-uk Kim  * make.
650d84335fSJung-uk Kim  *
660d84335fSJung-uk Kim  * 3.3. Redistribution of Executable. Redistribution in executable form of any
670d84335fSJung-uk Kim  * substantial portion of the Covered Code or modification must reproduce the
680d84335fSJung-uk Kim  * above Copyright Notice, and the following Disclaimer and Export Compliance
690d84335fSJung-uk Kim  * provision in the documentation and/or other materials provided with the
700d84335fSJung-uk Kim  * distribution.
710d84335fSJung-uk Kim  *
720d84335fSJung-uk Kim  * 3.4. Intel retains all right, title, and interest in and to the Original
730d84335fSJung-uk Kim  * Intel Code.
740d84335fSJung-uk Kim  *
750d84335fSJung-uk Kim  * 3.5. Neither the name Intel nor any other trademark owned or controlled by
760d84335fSJung-uk Kim  * Intel shall be used in advertising or otherwise to promote the sale, use or
770d84335fSJung-uk Kim  * other dealings in products derived from or relating to the Covered Code
780d84335fSJung-uk Kim  * without prior written authorization from Intel.
790d84335fSJung-uk Kim  *
800d84335fSJung-uk Kim  * 4. Disclaimer and Export Compliance
810d84335fSJung-uk Kim  *
820d84335fSJung-uk Kim  * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
830d84335fSJung-uk Kim  * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
840d84335fSJung-uk Kim  * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
850d84335fSJung-uk Kim  * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
860d84335fSJung-uk Kim  * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
870d84335fSJung-uk Kim  * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
880d84335fSJung-uk Kim  * PARTICULAR PURPOSE.
890d84335fSJung-uk Kim  *
900d84335fSJung-uk Kim  * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
910d84335fSJung-uk Kim  * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
920d84335fSJung-uk Kim  * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
930d84335fSJung-uk Kim  * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
940d84335fSJung-uk Kim  * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
950d84335fSJung-uk Kim  * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
960d84335fSJung-uk Kim  * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
970d84335fSJung-uk Kim  * LIMITED REMEDY.
980d84335fSJung-uk Kim  *
990d84335fSJung-uk Kim  * 4.3. Licensee shall not export, either directly or indirectly, any of this
1000d84335fSJung-uk Kim  * software or system incorporating such software without first obtaining any
1010d84335fSJung-uk Kim  * required license or other approval from the U. S. Department of Commerce or
1020d84335fSJung-uk Kim  * any other agency or department of the United States Government. In the
1030d84335fSJung-uk Kim  * event Licensee exports any such software from the United States or
1040d84335fSJung-uk Kim  * re-exports any such software from a foreign destination, Licensee shall
1050d84335fSJung-uk Kim  * ensure that the distribution and export/re-export of the software is in
1060d84335fSJung-uk Kim  * compliance with all laws, regulations, orders, or other restrictions of the
1070d84335fSJung-uk Kim  * U.S. Export Administration Regulations. Licensee agrees that neither it nor
1080d84335fSJung-uk Kim  * any of its subsidiaries will export/re-export any technical data, process,
1090d84335fSJung-uk Kim  * software, or service, directly or indirectly, to any country for which the
1100d84335fSJung-uk Kim  * United States government or any agency thereof requires an export license,
1110d84335fSJung-uk Kim  * other governmental approval, or letter of assurance, without first obtaining
1120d84335fSJung-uk Kim  * such license, approval or letter.
1130d84335fSJung-uk Kim  *
1140d84335fSJung-uk Kim  *****************************************************************************
1150d84335fSJung-uk Kim  *
1160d84335fSJung-uk Kim  * Alternatively, you may choose to be licensed under the terms of the
1170d84335fSJung-uk Kim  * following license:
1180d84335fSJung-uk Kim  *
119a159c266SJung-uk Kim  * Redistribution and use in source and binary forms, with or without
120a159c266SJung-uk Kim  * modification, are permitted provided that the following conditions
121a159c266SJung-uk Kim  * are met:
122a159c266SJung-uk Kim  * 1. Redistributions of source code must retain the above copyright
123a159c266SJung-uk Kim  *    notice, this list of conditions, and the following disclaimer,
124a159c266SJung-uk Kim  *    without modification.
125a159c266SJung-uk Kim  * 2. Redistributions in binary form must reproduce at minimum a disclaimer
126a159c266SJung-uk Kim  *    substantially similar to the "NO WARRANTY" disclaimer below
127a159c266SJung-uk Kim  *    ("Disclaimer") and any redistribution must be conditioned upon
128a159c266SJung-uk Kim  *    including a substantially similar Disclaimer requirement for further
129a159c266SJung-uk Kim  *    binary redistribution.
130a159c266SJung-uk Kim  * 3. Neither the names of the above-listed copyright holders nor the names
131a159c266SJung-uk Kim  *    of any contributors may be used to endorse or promote products derived
132a159c266SJung-uk Kim  *    from this software without specific prior written permission.
133a159c266SJung-uk Kim  *
1340d84335fSJung-uk Kim  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
1350d84335fSJung-uk Kim  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
1360d84335fSJung-uk Kim  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
1370d84335fSJung-uk Kim  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
1380d84335fSJung-uk Kim  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
1390d84335fSJung-uk Kim  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
1400d84335fSJung-uk Kim  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
1410d84335fSJung-uk Kim  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
1420d84335fSJung-uk Kim  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
1430d84335fSJung-uk Kim  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
1440d84335fSJung-uk Kim  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
1450d84335fSJung-uk Kim  *
1460d84335fSJung-uk Kim  * Alternatively, you may choose to be licensed under the terms of the
147a159c266SJung-uk Kim  * GNU General Public License ("GPL") version 2 as published by the Free
148a159c266SJung-uk Kim  * Software Foundation.
149a159c266SJung-uk Kim  *
1500d84335fSJung-uk Kim  *****************************************************************************/
151a159c266SJung-uk Kim 
152a159c266SJung-uk Kim #include <contrib/dev/acpica/include/acpi.h>
153a159c266SJung-uk Kim #include <contrib/dev/acpica/include/accommon.h>
154a159c266SJung-uk Kim #include <contrib/dev/acpica/include/acnamesp.h>
155a159c266SJung-uk Kim #include <contrib/dev/acpica/include/acparser.h>
156a159c266SJung-uk Kim #include <contrib/dev/acpica/include/acdispat.h>
157a159c266SJung-uk Kim #include <contrib/dev/acpica/include/actables.h>
158493deb39SJung-uk Kim #include <contrib/dev/acpica/include/acinterp.h>
159a159c266SJung-uk Kim 
160a159c266SJung-uk Kim 
161a159c266SJung-uk Kim #define _COMPONENT          ACPI_NAMESPACE
162a159c266SJung-uk Kim         ACPI_MODULE_NAME    ("nsparse")
163a159c266SJung-uk Kim 
164a159c266SJung-uk Kim 
165a159c266SJung-uk Kim /*******************************************************************************
166a159c266SJung-uk Kim  *
167493deb39SJung-uk Kim  * FUNCTION:    NsExecuteTable
168493deb39SJung-uk Kim  *
169493deb39SJung-uk Kim  * PARAMETERS:  TableDesc       - An ACPI table descriptor for table to parse
170493deb39SJung-uk Kim  *              StartNode       - Where to enter the table into the namespace
171493deb39SJung-uk Kim  *
172493deb39SJung-uk Kim  * RETURN:      Status
173493deb39SJung-uk Kim  *
1748438a7a8SJung-uk Kim  * DESCRIPTION: Load ACPI/AML table by executing the entire table as a single
1758438a7a8SJung-uk Kim  *              large control method.
1768438a7a8SJung-uk Kim  *
1778438a7a8SJung-uk Kim  * NOTE: The point of this is to execute any module-level code in-place
1788438a7a8SJung-uk Kim  * as the table is parsed. Some AML code depends on this behavior.
1798438a7a8SJung-uk Kim  *
1808438a7a8SJung-uk Kim  * It is a run-time option at this time, but will eventually become
1818438a7a8SJung-uk Kim  * the default.
1828438a7a8SJung-uk Kim  *
1838438a7a8SJung-uk Kim  * Note: This causes the table to only have a single-pass parse.
1848438a7a8SJung-uk Kim  * However, this is compatible with other ACPI implementations.
185493deb39SJung-uk Kim  *
186493deb39SJung-uk Kim  ******************************************************************************/
187493deb39SJung-uk Kim 
188493deb39SJung-uk Kim ACPI_STATUS
189493deb39SJung-uk Kim AcpiNsExecuteTable (
190493deb39SJung-uk Kim     UINT32                  TableIndex,
191493deb39SJung-uk Kim     ACPI_NAMESPACE_NODE     *StartNode)
192493deb39SJung-uk Kim {
193493deb39SJung-uk Kim     ACPI_STATUS             Status;
194493deb39SJung-uk Kim     ACPI_TABLE_HEADER       *Table;
195493deb39SJung-uk Kim     ACPI_OWNER_ID           OwnerId;
196493deb39SJung-uk Kim     ACPI_EVALUATE_INFO      *Info = NULL;
197493deb39SJung-uk Kim     UINT32                  AmlLength;
198493deb39SJung-uk Kim     UINT8                   *AmlStart;
199493deb39SJung-uk Kim     ACPI_OPERAND_OBJECT     *MethodObj = NULL;
200493deb39SJung-uk Kim 
201493deb39SJung-uk Kim 
202493deb39SJung-uk Kim     ACPI_FUNCTION_TRACE (NsExecuteTable);
203493deb39SJung-uk Kim 
204493deb39SJung-uk Kim 
205493deb39SJung-uk Kim     Status = AcpiGetTableByIndex (TableIndex, &Table);
206493deb39SJung-uk Kim     if (ACPI_FAILURE (Status))
207493deb39SJung-uk Kim     {
208493deb39SJung-uk Kim         return_ACPI_STATUS (Status);
209493deb39SJung-uk Kim     }
210493deb39SJung-uk Kim 
211493deb39SJung-uk Kim     /* Table must consist of at least a complete header */
212493deb39SJung-uk Kim 
213493deb39SJung-uk Kim     if (Table->Length < sizeof (ACPI_TABLE_HEADER))
214493deb39SJung-uk Kim     {
215493deb39SJung-uk Kim         return_ACPI_STATUS (AE_BAD_HEADER);
216493deb39SJung-uk Kim     }
217493deb39SJung-uk Kim 
218493deb39SJung-uk Kim     AmlStart = (UINT8 *) Table + sizeof (ACPI_TABLE_HEADER);
219493deb39SJung-uk Kim     AmlLength = Table->Length - sizeof (ACPI_TABLE_HEADER);
220493deb39SJung-uk Kim 
221493deb39SJung-uk Kim     Status = AcpiTbGetOwnerId (TableIndex, &OwnerId);
222493deb39SJung-uk Kim     if (ACPI_FAILURE (Status))
223493deb39SJung-uk Kim     {
224493deb39SJung-uk Kim         return_ACPI_STATUS (Status);
225493deb39SJung-uk Kim     }
226493deb39SJung-uk Kim 
227493deb39SJung-uk Kim     /* Create, initialize, and link a new temporary method object */
228493deb39SJung-uk Kim 
229493deb39SJung-uk Kim     MethodObj = AcpiUtCreateInternalObject (ACPI_TYPE_METHOD);
230493deb39SJung-uk Kim     if (!MethodObj)
231493deb39SJung-uk Kim     {
232493deb39SJung-uk Kim         return_ACPI_STATUS (AE_NO_MEMORY);
233493deb39SJung-uk Kim     }
234493deb39SJung-uk Kim 
235493deb39SJung-uk Kim     /* Allocate the evaluation information block */
236493deb39SJung-uk Kim 
237493deb39SJung-uk Kim     Info = ACPI_ALLOCATE_ZEROED (sizeof (ACPI_EVALUATE_INFO));
238493deb39SJung-uk Kim     if (!Info)
239493deb39SJung-uk Kim     {
240493deb39SJung-uk Kim         Status = AE_NO_MEMORY;
241493deb39SJung-uk Kim         goto Cleanup;
242493deb39SJung-uk Kim     }
243493deb39SJung-uk Kim 
244ff879b07SJung-uk Kim     ACPI_DEBUG_PRINT_RAW ((ACPI_DB_PARSE,
245ff879b07SJung-uk Kim         "%s: Create table pseudo-method for [%4.4s] @%p, method %p\n",
246ff879b07SJung-uk Kim         ACPI_GET_FUNCTION_NAME, Table->Signature, Table, MethodObj));
247493deb39SJung-uk Kim 
248493deb39SJung-uk Kim     MethodObj->Method.AmlStart = AmlStart;
249493deb39SJung-uk Kim     MethodObj->Method.AmlLength = AmlLength;
250493deb39SJung-uk Kim     MethodObj->Method.OwnerId = OwnerId;
251493deb39SJung-uk Kim     MethodObj->Method.InfoFlags |= ACPI_METHOD_MODULE_LEVEL;
252493deb39SJung-uk Kim 
253493deb39SJung-uk Kim     Info->PassNumber = ACPI_IMODE_EXECUTE;
254493deb39SJung-uk Kim     Info->Node = StartNode;
255493deb39SJung-uk Kim     Info->ObjDesc = MethodObj;
256493deb39SJung-uk Kim     Info->NodeFlags = Info->Node->Flags;
257493deb39SJung-uk Kim     Info->FullPathname = AcpiNsGetNormalizedPathname (Info->Node, TRUE);
258493deb39SJung-uk Kim     if (!Info->FullPathname)
259493deb39SJung-uk Kim     {
260493deb39SJung-uk Kim         Status = AE_NO_MEMORY;
261493deb39SJung-uk Kim         goto Cleanup;
262493deb39SJung-uk Kim     }
263493deb39SJung-uk Kim 
26490b566fdSJung-uk Kim     /* Optional object evaluation log */
26590b566fdSJung-uk Kim 
26690b566fdSJung-uk Kim     ACPI_DEBUG_PRINT_RAW ((ACPI_DB_EVALUATION,
26790b566fdSJung-uk Kim         "%-26s:  (Definition Block level)\n", "Module-level evaluation"));
26890b566fdSJung-uk Kim 
269493deb39SJung-uk Kim     Status = AcpiPsExecuteTable (Info);
270493deb39SJung-uk Kim 
27190b566fdSJung-uk Kim     /* Optional object evaluation log */
27290b566fdSJung-uk Kim 
27390b566fdSJung-uk Kim     ACPI_DEBUG_PRINT_RAW ((ACPI_DB_EVALUATION,
27490b566fdSJung-uk Kim         "%-26s:  (Definition Block level)\n", "Module-level complete"));
27590b566fdSJung-uk Kim 
276493deb39SJung-uk Kim Cleanup:
277493deb39SJung-uk Kim     if (Info)
278493deb39SJung-uk Kim     {
279493deb39SJung-uk Kim         ACPI_FREE (Info->FullPathname);
280493deb39SJung-uk Kim         Info->FullPathname = NULL;
281493deb39SJung-uk Kim     }
282493deb39SJung-uk Kim     ACPI_FREE (Info);
283493deb39SJung-uk Kim     AcpiUtRemoveReference (MethodObj);
284493deb39SJung-uk Kim     return_ACPI_STATUS (Status);
285493deb39SJung-uk Kim }
286493deb39SJung-uk Kim 
287493deb39SJung-uk Kim 
288493deb39SJung-uk Kim /*******************************************************************************
289493deb39SJung-uk Kim  *
290a159c266SJung-uk Kim  * FUNCTION:    NsOneCompleteParse
291a159c266SJung-uk Kim  *
292a159c266SJung-uk Kim  * PARAMETERS:  PassNumber              - 1 or 2
293a159c266SJung-uk Kim  *              TableDesc               - The table to be parsed.
294a159c266SJung-uk Kim  *
295a159c266SJung-uk Kim  * RETURN:      Status
296a159c266SJung-uk Kim  *
297a159c266SJung-uk Kim  * DESCRIPTION: Perform one complete parse of an ACPI/AML table.
298a159c266SJung-uk Kim  *
299a159c266SJung-uk Kim  ******************************************************************************/
300a159c266SJung-uk Kim 
301a159c266SJung-uk Kim ACPI_STATUS
302a159c266SJung-uk Kim AcpiNsOneCompleteParse (
303a159c266SJung-uk Kim     UINT32                  PassNumber,
304a159c266SJung-uk Kim     UINT32                  TableIndex,
305a159c266SJung-uk Kim     ACPI_NAMESPACE_NODE     *StartNode)
306a159c266SJung-uk Kim {
307a159c266SJung-uk Kim     ACPI_PARSE_OBJECT       *ParseRoot;
308a159c266SJung-uk Kim     ACPI_STATUS             Status;
309a159c266SJung-uk Kim     UINT32                  AmlLength;
310a159c266SJung-uk Kim     UINT8                   *AmlStart;
311a159c266SJung-uk Kim     ACPI_WALK_STATE         *WalkState;
312a159c266SJung-uk Kim     ACPI_TABLE_HEADER       *Table;
313a159c266SJung-uk Kim     ACPI_OWNER_ID           OwnerId;
314a159c266SJung-uk Kim 
315a159c266SJung-uk Kim 
316a159c266SJung-uk Kim     ACPI_FUNCTION_TRACE (NsOneCompleteParse);
317a159c266SJung-uk Kim 
318a159c266SJung-uk Kim 
319fe0f0bbbSJung-uk Kim     Status = AcpiGetTableByIndex (TableIndex, &Table);
320fe0f0bbbSJung-uk Kim     if (ACPI_FAILURE (Status))
321fe0f0bbbSJung-uk Kim     {
322fe0f0bbbSJung-uk Kim         return_ACPI_STATUS (Status);
323fe0f0bbbSJung-uk Kim     }
324fe0f0bbbSJung-uk Kim 
325fe0f0bbbSJung-uk Kim     /* Table must consist of at least a complete header */
326fe0f0bbbSJung-uk Kim 
327fe0f0bbbSJung-uk Kim     if (Table->Length < sizeof (ACPI_TABLE_HEADER))
328fe0f0bbbSJung-uk Kim     {
329fe0f0bbbSJung-uk Kim         return_ACPI_STATUS (AE_BAD_HEADER);
330fe0f0bbbSJung-uk Kim     }
331fe0f0bbbSJung-uk Kim 
332fe0f0bbbSJung-uk Kim     AmlStart = (UINT8 *) Table + sizeof (ACPI_TABLE_HEADER);
333fe0f0bbbSJung-uk Kim     AmlLength = Table->Length - sizeof (ACPI_TABLE_HEADER);
334fe0f0bbbSJung-uk Kim 
335a159c266SJung-uk Kim     Status = AcpiTbGetOwnerId (TableIndex, &OwnerId);
336a159c266SJung-uk Kim     if (ACPI_FAILURE (Status))
337a159c266SJung-uk Kim     {
338a159c266SJung-uk Kim         return_ACPI_STATUS (Status);
339a159c266SJung-uk Kim     }
340a159c266SJung-uk Kim 
341a159c266SJung-uk Kim     /* Create and init a Root Node */
342a159c266SJung-uk Kim 
343fe0f0bbbSJung-uk Kim     ParseRoot = AcpiPsCreateScopeOp (AmlStart);
344a159c266SJung-uk Kim     if (!ParseRoot)
345a159c266SJung-uk Kim     {
346a159c266SJung-uk Kim         return_ACPI_STATUS (AE_NO_MEMORY);
347a159c266SJung-uk Kim     }
348a159c266SJung-uk Kim 
349a159c266SJung-uk Kim     /* Create and initialize a new walk state */
350a159c266SJung-uk Kim 
351a159c266SJung-uk Kim     WalkState = AcpiDsCreateWalkState (OwnerId, NULL, NULL, NULL);
352a159c266SJung-uk Kim     if (!WalkState)
353a159c266SJung-uk Kim     {
354a159c266SJung-uk Kim         AcpiPsFreeOp (ParseRoot);
355a159c266SJung-uk Kim         return_ACPI_STATUS (AE_NO_MEMORY);
356a159c266SJung-uk Kim     }
357a159c266SJung-uk Kim 
358fe0f0bbbSJung-uk Kim     Status = AcpiDsInitAmlWalk (WalkState, ParseRoot, NULL,
359fe0f0bbbSJung-uk Kim         AmlStart, AmlLength, NULL, (UINT8) PassNumber);
360a159c266SJung-uk Kim     if (ACPI_FAILURE (Status))
361a159c266SJung-uk Kim     {
362a159c266SJung-uk Kim         AcpiDsDeleteWalkState (WalkState);
363fe0f0bbbSJung-uk Kim         goto Cleanup;
364a159c266SJung-uk Kim     }
365a159c266SJung-uk Kim 
3665ef50723SJung-uk Kim     /* Found OSDT table, enable the namespace override feature */
3675ef50723SJung-uk Kim 
368278f0de6SJung-uk Kim     if (ACPI_COMPARE_NAMESEG (Table->Signature, ACPI_SIG_OSDT) &&
3695ef50723SJung-uk Kim         PassNumber == ACPI_IMODE_LOAD_PASS1)
3705ef50723SJung-uk Kim     {
3715ef50723SJung-uk Kim         WalkState->NamespaceOverride = TRUE;
3725ef50723SJung-uk Kim     }
3735ef50723SJung-uk Kim 
374a159c266SJung-uk Kim     /* StartNode is the default location to load the table  */
375a159c266SJung-uk Kim 
376a159c266SJung-uk Kim     if (StartNode && StartNode != AcpiGbl_RootNode)
377a159c266SJung-uk Kim     {
378f8146b88SJung-uk Kim         Status = AcpiDsScopeStackPush (
379f8146b88SJung-uk Kim             StartNode, ACPI_TYPE_METHOD, WalkState);
380a159c266SJung-uk Kim         if (ACPI_FAILURE (Status))
381a159c266SJung-uk Kim         {
382a159c266SJung-uk Kim             AcpiDsDeleteWalkState (WalkState);
383a159c266SJung-uk Kim             goto Cleanup;
384a159c266SJung-uk Kim         }
385a159c266SJung-uk Kim     }
386a159c266SJung-uk Kim 
387a159c266SJung-uk Kim     /* Parse the AML */
388a159c266SJung-uk Kim 
389f8146b88SJung-uk Kim     ACPI_DEBUG_PRINT ((ACPI_DB_PARSE,
390f8146b88SJung-uk Kim         "*PARSE* pass %u parse\n", PassNumber));
391493deb39SJung-uk Kim     AcpiExEnterInterpreter ();
392a159c266SJung-uk Kim     Status = AcpiPsParseAml (WalkState);
393493deb39SJung-uk Kim     AcpiExExitInterpreter ();
394a159c266SJung-uk Kim 
395a159c266SJung-uk Kim Cleanup:
396a159c266SJung-uk Kim     AcpiPsDeleteParseTree (ParseRoot);
397a159c266SJung-uk Kim     return_ACPI_STATUS (Status);
398a159c266SJung-uk Kim }
399a159c266SJung-uk Kim 
400a159c266SJung-uk Kim 
401a159c266SJung-uk Kim /*******************************************************************************
402a159c266SJung-uk Kim  *
403a159c266SJung-uk Kim  * FUNCTION:    AcpiNsParseTable
404a159c266SJung-uk Kim  *
405a159c266SJung-uk Kim  * PARAMETERS:  TableDesc       - An ACPI table descriptor for table to parse
406a159c266SJung-uk Kim  *              StartNode       - Where to enter the table into the namespace
407a159c266SJung-uk Kim  *
408a159c266SJung-uk Kim  * RETURN:      Status
409a159c266SJung-uk Kim  *
410a159c266SJung-uk Kim  * DESCRIPTION: Parse AML within an ACPI table and return a tree of ops
411a159c266SJung-uk Kim  *
412a159c266SJung-uk Kim  ******************************************************************************/
413a159c266SJung-uk Kim 
414a159c266SJung-uk Kim ACPI_STATUS
415a159c266SJung-uk Kim AcpiNsParseTable (
416a159c266SJung-uk Kim     UINT32                  TableIndex,
417a159c266SJung-uk Kim     ACPI_NAMESPACE_NODE     *StartNode)
418a159c266SJung-uk Kim {
419a159c266SJung-uk Kim     ACPI_STATUS             Status;
420a159c266SJung-uk Kim 
421a159c266SJung-uk Kim 
422a159c266SJung-uk Kim     ACPI_FUNCTION_TRACE (NsParseTable);
423a159c266SJung-uk Kim 
424a159c266SJung-uk Kim 
4258438a7a8SJung-uk Kim     /*
426cd6518c7SJung-uk Kim      * Executes the AML table as one large control method.
4278438a7a8SJung-uk Kim      * The point of this is to execute any module-level code in-place
4288438a7a8SJung-uk Kim      * as the table is parsed. Some AML code depends on this behavior.
4298438a7a8SJung-uk Kim      *
4308438a7a8SJung-uk Kim      * Note: This causes the table to only have a single-pass parse.
4318438a7a8SJung-uk Kim      * However, this is compatible with other ACPI implementations.
4328438a7a8SJung-uk Kim      */
433ff879b07SJung-uk Kim     ACPI_DEBUG_PRINT_RAW ((ACPI_DB_PARSE,
434ff879b07SJung-uk Kim         "%s: **** Start table execution pass\n", ACPI_GET_FUNCTION_NAME));
435493deb39SJung-uk Kim 
436493deb39SJung-uk Kim     Status = AcpiNsExecuteTable (TableIndex, StartNode);
437a159c266SJung-uk Kim 
438a159c266SJung-uk Kim     return_ACPI_STATUS (Status);
439a159c266SJung-uk Kim }
440