1bc36eafdSMike Gerdts /******************************************************************************
2bc36eafdSMike Gerdts *
3bc36eafdSMike Gerdts * Module Name: dswload2 - Dispatcher second pass namespace load callbacks
4bc36eafdSMike Gerdts *
5bc36eafdSMike Gerdts *****************************************************************************/
6bc36eafdSMike Gerdts
7*35786f68SRobert Mustacchi /******************************************************************************
8*35786f68SRobert Mustacchi *
9*35786f68SRobert Mustacchi * 1. Copyright Notice
10*35786f68SRobert Mustacchi *
11*35786f68SRobert Mustacchi * Some or all of this work - Copyright (c) 1999 - 2018, Intel Corp.
12bc36eafdSMike Gerdts * All rights reserved.
13bc36eafdSMike Gerdts *
14*35786f68SRobert Mustacchi * 2. License
15*35786f68SRobert Mustacchi *
16*35786f68SRobert Mustacchi * 2.1. This is your license from Intel Corp. under its intellectual property
17*35786f68SRobert Mustacchi * rights. You may have additional license terms from the party that provided
18*35786f68SRobert Mustacchi * you this software, covering your right to use that party's intellectual
19*35786f68SRobert Mustacchi * property rights.
20*35786f68SRobert Mustacchi *
21*35786f68SRobert Mustacchi * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
22*35786f68SRobert Mustacchi * copy of the source code appearing in this file ("Covered Code") an
23*35786f68SRobert Mustacchi * irrevocable, perpetual, worldwide license under Intel's copyrights in the
24*35786f68SRobert Mustacchi * base code distributed originally by Intel ("Original Intel Code") to copy,
25*35786f68SRobert Mustacchi * make derivatives, distribute, use and display any portion of the Covered
26*35786f68SRobert Mustacchi * Code in any form, with the right to sublicense such rights; and
27*35786f68SRobert Mustacchi *
28*35786f68SRobert Mustacchi * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
29*35786f68SRobert Mustacchi * license (with the right to sublicense), under only those claims of Intel
30*35786f68SRobert Mustacchi * patents that are infringed by the Original Intel Code, to make, use, sell,
31*35786f68SRobert Mustacchi * offer to sell, and import the Covered Code and derivative works thereof
32*35786f68SRobert Mustacchi * solely to the minimum extent necessary to exercise the above copyright
33*35786f68SRobert Mustacchi * license, and in no event shall the patent license extend to any additions
34*35786f68SRobert Mustacchi * to or modifications of the Original Intel Code. No other license or right
35*35786f68SRobert Mustacchi * is granted directly or by implication, estoppel or otherwise;
36*35786f68SRobert Mustacchi *
37*35786f68SRobert Mustacchi * The above copyright and patent license is granted only if the following
38*35786f68SRobert Mustacchi * conditions are met:
39*35786f68SRobert Mustacchi *
40*35786f68SRobert Mustacchi * 3. Conditions
41*35786f68SRobert Mustacchi *
42*35786f68SRobert Mustacchi * 3.1. Redistribution of Source with Rights to Further Distribute Source.
43*35786f68SRobert Mustacchi * Redistribution of source code of any substantial portion of the Covered
44*35786f68SRobert Mustacchi * Code or modification with rights to further distribute source must include
45*35786f68SRobert Mustacchi * the above Copyright Notice, the above License, this list of Conditions,
46*35786f68SRobert Mustacchi * and the following Disclaimer and Export Compliance provision. In addition,
47*35786f68SRobert Mustacchi * Licensee must cause all Covered Code to which Licensee contributes to
48*35786f68SRobert Mustacchi * contain a file documenting the changes Licensee made to create that Covered
49*35786f68SRobert Mustacchi * Code and the date of any change. Licensee must include in that file the
50*35786f68SRobert Mustacchi * documentation of any changes made by any predecessor Licensee. Licensee
51*35786f68SRobert Mustacchi * must include a prominent statement that the modification is derived,
52*35786f68SRobert Mustacchi * directly or indirectly, from Original Intel Code.
53*35786f68SRobert Mustacchi *
54*35786f68SRobert Mustacchi * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
55*35786f68SRobert Mustacchi * Redistribution of source code of any substantial portion of the Covered
56*35786f68SRobert Mustacchi * Code or modification without rights to further distribute source must
57*35786f68SRobert Mustacchi * include the following Disclaimer and Export Compliance provision in the
58*35786f68SRobert Mustacchi * documentation and/or other materials provided with distribution. In
59*35786f68SRobert Mustacchi * addition, Licensee may not authorize further sublicense of source of any
60*35786f68SRobert Mustacchi * portion of the Covered Code, and must include terms to the effect that the
61*35786f68SRobert Mustacchi * license from Licensee to its licensee is limited to the intellectual
62*35786f68SRobert Mustacchi * property embodied in the software Licensee provides to its licensee, and
63*35786f68SRobert Mustacchi * not to intellectual property embodied in modifications its licensee may
64*35786f68SRobert Mustacchi * make.
65*35786f68SRobert Mustacchi *
66*35786f68SRobert Mustacchi * 3.3. Redistribution of Executable. Redistribution in executable form of any
67*35786f68SRobert Mustacchi * substantial portion of the Covered Code or modification must reproduce the
68*35786f68SRobert Mustacchi * above Copyright Notice, and the following Disclaimer and Export Compliance
69*35786f68SRobert Mustacchi * provision in the documentation and/or other materials provided with the
70*35786f68SRobert Mustacchi * distribution.
71*35786f68SRobert Mustacchi *
72*35786f68SRobert Mustacchi * 3.4. Intel retains all right, title, and interest in and to the Original
73*35786f68SRobert Mustacchi * Intel Code.
74*35786f68SRobert Mustacchi *
75*35786f68SRobert Mustacchi * 3.5. Neither the name Intel nor any other trademark owned or controlled by
76*35786f68SRobert Mustacchi * Intel shall be used in advertising or otherwise to promote the sale, use or
77*35786f68SRobert Mustacchi * other dealings in products derived from or relating to the Covered Code
78*35786f68SRobert Mustacchi * without prior written authorization from Intel.
79*35786f68SRobert Mustacchi *
80*35786f68SRobert Mustacchi * 4. Disclaimer and Export Compliance
81*35786f68SRobert Mustacchi *
82*35786f68SRobert Mustacchi * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
83*35786f68SRobert Mustacchi * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
84*35786f68SRobert Mustacchi * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
85*35786f68SRobert Mustacchi * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
86*35786f68SRobert Mustacchi * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
87*35786f68SRobert Mustacchi * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
88*35786f68SRobert Mustacchi * PARTICULAR PURPOSE.
89*35786f68SRobert Mustacchi *
90*35786f68SRobert Mustacchi * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
91*35786f68SRobert Mustacchi * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
92*35786f68SRobert Mustacchi * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
93*35786f68SRobert Mustacchi * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
94*35786f68SRobert Mustacchi * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
95*35786f68SRobert Mustacchi * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
96*35786f68SRobert Mustacchi * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
97*35786f68SRobert Mustacchi * LIMITED REMEDY.
98*35786f68SRobert Mustacchi *
99*35786f68SRobert Mustacchi * 4.3. Licensee shall not export, either directly or indirectly, any of this
100*35786f68SRobert Mustacchi * software or system incorporating such software without first obtaining any
101*35786f68SRobert Mustacchi * required license or other approval from the U. S. Department of Commerce or
102*35786f68SRobert Mustacchi * any other agency or department of the United States Government. In the
103*35786f68SRobert Mustacchi * event Licensee exports any such software from the United States or
104*35786f68SRobert Mustacchi * re-exports any such software from a foreign destination, Licensee shall
105*35786f68SRobert Mustacchi * ensure that the distribution and export/re-export of the software is in
106*35786f68SRobert Mustacchi * compliance with all laws, regulations, orders, or other restrictions of the
107*35786f68SRobert Mustacchi * U.S. Export Administration Regulations. Licensee agrees that neither it nor
108*35786f68SRobert Mustacchi * any of its subsidiaries will export/re-export any technical data, process,
109*35786f68SRobert Mustacchi * software, or service, directly or indirectly, to any country for which the
110*35786f68SRobert Mustacchi * United States government or any agency thereof requires an export license,
111*35786f68SRobert Mustacchi * other governmental approval, or letter of assurance, without first obtaining
112*35786f68SRobert Mustacchi * such license, approval or letter.
113*35786f68SRobert Mustacchi *
114*35786f68SRobert Mustacchi *****************************************************************************
115*35786f68SRobert Mustacchi *
116*35786f68SRobert Mustacchi * Alternatively, you may choose to be licensed under the terms of the
117*35786f68SRobert Mustacchi * following license:
118*35786f68SRobert Mustacchi *
119bc36eafdSMike Gerdts * Redistribution and use in source and binary forms, with or without
120bc36eafdSMike Gerdts * modification, are permitted provided that the following conditions
121bc36eafdSMike Gerdts * are met:
122bc36eafdSMike Gerdts * 1. Redistributions of source code must retain the above copyright
123bc36eafdSMike Gerdts * notice, this list of conditions, and the following disclaimer,
124bc36eafdSMike Gerdts * without modification.
125bc36eafdSMike Gerdts * 2. Redistributions in binary form must reproduce at minimum a disclaimer
126bc36eafdSMike Gerdts * substantially similar to the "NO WARRANTY" disclaimer below
127bc36eafdSMike Gerdts * ("Disclaimer") and any redistribution must be conditioned upon
128bc36eafdSMike Gerdts * including a substantially similar Disclaimer requirement for further
129bc36eafdSMike Gerdts * binary redistribution.
130bc36eafdSMike Gerdts * 3. Neither the names of the above-listed copyright holders nor the names
131bc36eafdSMike Gerdts * of any contributors may be used to endorse or promote products derived
132bc36eafdSMike Gerdts * from this software without specific prior written permission.
133bc36eafdSMike Gerdts *
134*35786f68SRobert Mustacchi * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
135*35786f68SRobert Mustacchi * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
136*35786f68SRobert Mustacchi * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
137*35786f68SRobert Mustacchi * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
138*35786f68SRobert Mustacchi * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
139*35786f68SRobert Mustacchi * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
140*35786f68SRobert Mustacchi * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
141*35786f68SRobert Mustacchi * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
142*35786f68SRobert Mustacchi * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
143*35786f68SRobert Mustacchi * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
144*35786f68SRobert Mustacchi * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
145*35786f68SRobert Mustacchi *
146*35786f68SRobert Mustacchi * Alternatively, you may choose to be licensed under the terms of the
147bc36eafdSMike Gerdts * GNU General Public License ("GPL") version 2 as published by the Free
148bc36eafdSMike Gerdts * Software Foundation.
149bc36eafdSMike Gerdts *
150*35786f68SRobert Mustacchi *****************************************************************************/
151bc36eafdSMike Gerdts
152bc36eafdSMike Gerdts #include "acpi.h"
153bc36eafdSMike Gerdts #include "accommon.h"
154bc36eafdSMike Gerdts #include "acparser.h"
155bc36eafdSMike Gerdts #include "amlcode.h"
156bc36eafdSMike Gerdts #include "acdispat.h"
157bc36eafdSMike Gerdts #include "acinterp.h"
158bc36eafdSMike Gerdts #include "acnamesp.h"
159bc36eafdSMike Gerdts #include "acevents.h"
160bc36eafdSMike Gerdts
161bc36eafdSMike Gerdts #define _COMPONENT ACPI_DISPATCHER
162bc36eafdSMike Gerdts ACPI_MODULE_NAME ("dswload2")
163bc36eafdSMike Gerdts
164bc36eafdSMike Gerdts
165bc36eafdSMike Gerdts /*******************************************************************************
166bc36eafdSMike Gerdts *
167bc36eafdSMike Gerdts * FUNCTION: AcpiDsLoad2BeginOp
168bc36eafdSMike Gerdts *
169bc36eafdSMike Gerdts * PARAMETERS: WalkState - Current state of the parse tree walk
170bc36eafdSMike Gerdts * OutOp - Wher to return op if a new one is created
171bc36eafdSMike Gerdts *
172bc36eafdSMike Gerdts * RETURN: Status
173bc36eafdSMike Gerdts *
174bc36eafdSMike Gerdts * DESCRIPTION: Descending callback used during the loading of ACPI tables.
175bc36eafdSMike Gerdts *
176bc36eafdSMike Gerdts ******************************************************************************/
177bc36eafdSMike Gerdts
178bc36eafdSMike Gerdts ACPI_STATUS
AcpiDsLoad2BeginOp(ACPI_WALK_STATE * WalkState,ACPI_PARSE_OBJECT ** OutOp)179bc36eafdSMike Gerdts AcpiDsLoad2BeginOp (
180bc36eafdSMike Gerdts ACPI_WALK_STATE *WalkState,
181bc36eafdSMike Gerdts ACPI_PARSE_OBJECT **OutOp)
182bc36eafdSMike Gerdts {
183bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Op;
184bc36eafdSMike Gerdts ACPI_NAMESPACE_NODE *Node;
185bc36eafdSMike Gerdts ACPI_STATUS Status;
186bc36eafdSMike Gerdts ACPI_OBJECT_TYPE ObjectType;
187bc36eafdSMike Gerdts char *BufferPtr;
188bc36eafdSMike Gerdts UINT32 Flags;
189bc36eafdSMike Gerdts
190bc36eafdSMike Gerdts
191bc36eafdSMike Gerdts ACPI_FUNCTION_TRACE (DsLoad2BeginOp);
192bc36eafdSMike Gerdts
193bc36eafdSMike Gerdts
194bc36eafdSMike Gerdts Op = WalkState->Op;
195bc36eafdSMike Gerdts ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, "Op=%p State=%p\n", Op, WalkState));
196bc36eafdSMike Gerdts
197bc36eafdSMike Gerdts if (Op)
198bc36eafdSMike Gerdts {
199bc36eafdSMike Gerdts if ((WalkState->ControlState) &&
200bc36eafdSMike Gerdts (WalkState->ControlState->Common.State ==
201bc36eafdSMike Gerdts ACPI_CONTROL_CONDITIONAL_EXECUTING))
202bc36eafdSMike Gerdts {
203bc36eafdSMike Gerdts /* We are executing a while loop outside of a method */
204bc36eafdSMike Gerdts
205bc36eafdSMike Gerdts Status = AcpiDsExecBeginOp (WalkState, OutOp);
206bc36eafdSMike Gerdts return_ACPI_STATUS (Status);
207bc36eafdSMike Gerdts }
208bc36eafdSMike Gerdts
209bc36eafdSMike Gerdts /* We only care about Namespace opcodes here */
210bc36eafdSMike Gerdts
211bc36eafdSMike Gerdts if ((!(WalkState->OpInfo->Flags & AML_NSOPCODE) &&
212bc36eafdSMike Gerdts (WalkState->Opcode != AML_INT_NAMEPATH_OP)) ||
213bc36eafdSMike Gerdts (!(WalkState->OpInfo->Flags & AML_NAMED)))
214bc36eafdSMike Gerdts {
215bc36eafdSMike Gerdts return_ACPI_STATUS (AE_OK);
216bc36eafdSMike Gerdts }
217bc36eafdSMike Gerdts
218bc36eafdSMike Gerdts /* Get the name we are going to enter or lookup in the namespace */
219bc36eafdSMike Gerdts
220bc36eafdSMike Gerdts if (WalkState->Opcode == AML_INT_NAMEPATH_OP)
221bc36eafdSMike Gerdts {
222bc36eafdSMike Gerdts /* For Namepath op, get the path string */
223bc36eafdSMike Gerdts
224bc36eafdSMike Gerdts BufferPtr = Op->Common.Value.String;
225bc36eafdSMike Gerdts if (!BufferPtr)
226bc36eafdSMike Gerdts {
227bc36eafdSMike Gerdts /* No name, just exit */
228bc36eafdSMike Gerdts
229bc36eafdSMike Gerdts return_ACPI_STATUS (AE_OK);
230bc36eafdSMike Gerdts }
231bc36eafdSMike Gerdts }
232bc36eafdSMike Gerdts else
233bc36eafdSMike Gerdts {
234bc36eafdSMike Gerdts /* Get name from the op */
235bc36eafdSMike Gerdts
236bc36eafdSMike Gerdts BufferPtr = ACPI_CAST_PTR (char, &Op->Named.Name);
237bc36eafdSMike Gerdts }
238bc36eafdSMike Gerdts }
239bc36eafdSMike Gerdts else
240bc36eafdSMike Gerdts {
241bc36eafdSMike Gerdts /* Get the namestring from the raw AML */
242bc36eafdSMike Gerdts
243bc36eafdSMike Gerdts BufferPtr = AcpiPsGetNextNamestring (&WalkState->ParserState);
244bc36eafdSMike Gerdts }
245bc36eafdSMike Gerdts
246bc36eafdSMike Gerdts /* Map the opcode into an internal object type */
247bc36eafdSMike Gerdts
248bc36eafdSMike Gerdts ObjectType = WalkState->OpInfo->ObjectType;
249bc36eafdSMike Gerdts
250bc36eafdSMike Gerdts ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH,
251bc36eafdSMike Gerdts "State=%p Op=%p Type=%X\n", WalkState, Op, ObjectType));
252bc36eafdSMike Gerdts
253bc36eafdSMike Gerdts switch (WalkState->Opcode)
254bc36eafdSMike Gerdts {
255bc36eafdSMike Gerdts case AML_FIELD_OP:
256bc36eafdSMike Gerdts case AML_BANK_FIELD_OP:
257bc36eafdSMike Gerdts case AML_INDEX_FIELD_OP:
258bc36eafdSMike Gerdts
259bc36eafdSMike Gerdts Node = NULL;
260bc36eafdSMike Gerdts Status = AE_OK;
261bc36eafdSMike Gerdts break;
262bc36eafdSMike Gerdts
263bc36eafdSMike Gerdts case AML_INT_NAMEPATH_OP:
264bc36eafdSMike Gerdts /*
265bc36eafdSMike Gerdts * The NamePath is an object reference to an existing object.
266bc36eafdSMike Gerdts * Don't enter the name into the namespace, but look it up
267bc36eafdSMike Gerdts * for use later.
268bc36eafdSMike Gerdts */
269bc36eafdSMike Gerdts Status = AcpiNsLookup (WalkState->ScopeInfo, BufferPtr, ObjectType,
270bc36eafdSMike Gerdts ACPI_IMODE_EXECUTE, ACPI_NS_SEARCH_PARENT,
271bc36eafdSMike Gerdts WalkState, &(Node));
272bc36eafdSMike Gerdts break;
273bc36eafdSMike Gerdts
274bc36eafdSMike Gerdts case AML_SCOPE_OP:
275bc36eafdSMike Gerdts
276bc36eafdSMike Gerdts /* Special case for Scope(\) -> refers to the Root node */
277bc36eafdSMike Gerdts
278bc36eafdSMike Gerdts if (Op && (Op->Named.Node == AcpiGbl_RootNode))
279bc36eafdSMike Gerdts {
280bc36eafdSMike Gerdts Node = Op->Named.Node;
281bc36eafdSMike Gerdts
282bc36eafdSMike Gerdts Status = AcpiDsScopeStackPush (Node, ObjectType, WalkState);
283bc36eafdSMike Gerdts if (ACPI_FAILURE (Status))
284bc36eafdSMike Gerdts {
285bc36eafdSMike Gerdts return_ACPI_STATUS (Status);
286bc36eafdSMike Gerdts }
287bc36eafdSMike Gerdts }
288bc36eafdSMike Gerdts else
289bc36eafdSMike Gerdts {
290bc36eafdSMike Gerdts /*
291bc36eafdSMike Gerdts * The Path is an object reference to an existing object.
292bc36eafdSMike Gerdts * Don't enter the name into the namespace, but look it up
293bc36eafdSMike Gerdts * for use later.
294bc36eafdSMike Gerdts */
295bc36eafdSMike Gerdts Status = AcpiNsLookup (WalkState->ScopeInfo, BufferPtr, ObjectType,
296bc36eafdSMike Gerdts ACPI_IMODE_EXECUTE, ACPI_NS_SEARCH_PARENT,
297bc36eafdSMike Gerdts WalkState, &(Node));
298bc36eafdSMike Gerdts if (ACPI_FAILURE (Status))
299bc36eafdSMike Gerdts {
300bc36eafdSMike Gerdts #ifdef ACPI_ASL_COMPILER
301bc36eafdSMike Gerdts if (Status == AE_NOT_FOUND)
302bc36eafdSMike Gerdts {
303bc36eafdSMike Gerdts Status = AE_OK;
304bc36eafdSMike Gerdts }
305bc36eafdSMike Gerdts else
306bc36eafdSMike Gerdts {
307*35786f68SRobert Mustacchi ACPI_ERROR_NAMESPACE (WalkState->ScopeInfo,
308*35786f68SRobert Mustacchi BufferPtr, Status);
309bc36eafdSMike Gerdts }
310bc36eafdSMike Gerdts #else
311*35786f68SRobert Mustacchi ACPI_ERROR_NAMESPACE (WalkState->ScopeInfo,
312*35786f68SRobert Mustacchi BufferPtr, Status);
313bc36eafdSMike Gerdts #endif
314bc36eafdSMike Gerdts return_ACPI_STATUS (Status);
315bc36eafdSMike Gerdts }
316bc36eafdSMike Gerdts }
317bc36eafdSMike Gerdts
318bc36eafdSMike Gerdts /*
319bc36eafdSMike Gerdts * We must check to make sure that the target is
320bc36eafdSMike Gerdts * one of the opcodes that actually opens a scope
321bc36eafdSMike Gerdts */
322bc36eafdSMike Gerdts switch (Node->Type)
323bc36eafdSMike Gerdts {
324bc36eafdSMike Gerdts case ACPI_TYPE_ANY:
325bc36eafdSMike Gerdts case ACPI_TYPE_LOCAL_SCOPE: /* Scope */
326bc36eafdSMike Gerdts case ACPI_TYPE_DEVICE:
327bc36eafdSMike Gerdts case ACPI_TYPE_POWER:
328bc36eafdSMike Gerdts case ACPI_TYPE_PROCESSOR:
329bc36eafdSMike Gerdts case ACPI_TYPE_THERMAL:
330bc36eafdSMike Gerdts
331bc36eafdSMike Gerdts /* These are acceptable types */
332bc36eafdSMike Gerdts break;
333bc36eafdSMike Gerdts
334bc36eafdSMike Gerdts case ACPI_TYPE_INTEGER:
335bc36eafdSMike Gerdts case ACPI_TYPE_STRING:
336bc36eafdSMike Gerdts case ACPI_TYPE_BUFFER:
337bc36eafdSMike Gerdts
338bc36eafdSMike Gerdts /*
339bc36eafdSMike Gerdts * These types we will allow, but we will change the type.
340bc36eafdSMike Gerdts * This enables some existing code of the form:
341bc36eafdSMike Gerdts *
342bc36eafdSMike Gerdts * Name (DEB, 0)
343bc36eafdSMike Gerdts * Scope (DEB) { ... }
344bc36eafdSMike Gerdts */
345bc36eafdSMike Gerdts ACPI_WARNING ((AE_INFO,
346bc36eafdSMike Gerdts "Type override - [%4.4s] had invalid type (%s) "
347bc36eafdSMike Gerdts "for Scope operator, changed to type ANY",
348bc36eafdSMike Gerdts AcpiUtGetNodeName (Node), AcpiUtGetTypeName (Node->Type)));
349bc36eafdSMike Gerdts
350bc36eafdSMike Gerdts Node->Type = ACPI_TYPE_ANY;
351bc36eafdSMike Gerdts WalkState->ScopeInfo->Common.Value = ACPI_TYPE_ANY;
352bc36eafdSMike Gerdts break;
353bc36eafdSMike Gerdts
354bc36eafdSMike Gerdts case ACPI_TYPE_METHOD:
355bc36eafdSMike Gerdts
356bc36eafdSMike Gerdts /*
357bc36eafdSMike Gerdts * Allow scope change to root during execution of module-level
358bc36eafdSMike Gerdts * code. Root is typed METHOD during this time.
359bc36eafdSMike Gerdts */
360bc36eafdSMike Gerdts if ((Node == AcpiGbl_RootNode) &&
361bc36eafdSMike Gerdts (WalkState->ParseFlags & ACPI_PARSE_MODULE_LEVEL))
362bc36eafdSMike Gerdts {
363bc36eafdSMike Gerdts break;
364bc36eafdSMike Gerdts }
365bc36eafdSMike Gerdts
366bc36eafdSMike Gerdts /*lint -fallthrough */
367bc36eafdSMike Gerdts
368bc36eafdSMike Gerdts default:
369bc36eafdSMike Gerdts
370bc36eafdSMike Gerdts /* All other types are an error */
371bc36eafdSMike Gerdts
372bc36eafdSMike Gerdts ACPI_ERROR ((AE_INFO,
373bc36eafdSMike Gerdts "Invalid type (%s) for target of "
374bc36eafdSMike Gerdts "Scope operator [%4.4s] (Cannot override)",
375bc36eafdSMike Gerdts AcpiUtGetTypeName (Node->Type), AcpiUtGetNodeName (Node)));
376bc36eafdSMike Gerdts
377bc36eafdSMike Gerdts return_ACPI_STATUS (AE_AML_OPERAND_TYPE);
378bc36eafdSMike Gerdts }
379bc36eafdSMike Gerdts break;
380bc36eafdSMike Gerdts
381bc36eafdSMike Gerdts default:
382bc36eafdSMike Gerdts
383bc36eafdSMike Gerdts /* All other opcodes */
384bc36eafdSMike Gerdts
385bc36eafdSMike Gerdts if (Op && Op->Common.Node)
386bc36eafdSMike Gerdts {
387bc36eafdSMike Gerdts /* This op/node was previously entered into the namespace */
388bc36eafdSMike Gerdts
389bc36eafdSMike Gerdts Node = Op->Common.Node;
390bc36eafdSMike Gerdts
391bc36eafdSMike Gerdts if (AcpiNsOpensScope (ObjectType))
392bc36eafdSMike Gerdts {
393bc36eafdSMike Gerdts Status = AcpiDsScopeStackPush (Node, ObjectType, WalkState);
394bc36eafdSMike Gerdts if (ACPI_FAILURE (Status))
395bc36eafdSMike Gerdts {
396bc36eafdSMike Gerdts return_ACPI_STATUS (Status);
397bc36eafdSMike Gerdts }
398bc36eafdSMike Gerdts }
399bc36eafdSMike Gerdts
400bc36eafdSMike Gerdts return_ACPI_STATUS (AE_OK);
401bc36eafdSMike Gerdts }
402bc36eafdSMike Gerdts
403bc36eafdSMike Gerdts /*
404bc36eafdSMike Gerdts * Enter the named type into the internal namespace. We enter the name
405bc36eafdSMike Gerdts * as we go downward in the parse tree. Any necessary subobjects that
406bc36eafdSMike Gerdts * involve arguments to the opcode must be created as we go back up the
407bc36eafdSMike Gerdts * parse tree later.
408bc36eafdSMike Gerdts *
409bc36eafdSMike Gerdts * Note: Name may already exist if we are executing a deferred opcode.
410bc36eafdSMike Gerdts */
411bc36eafdSMike Gerdts if (WalkState->DeferredNode)
412bc36eafdSMike Gerdts {
413bc36eafdSMike Gerdts /* This name is already in the namespace, get the node */
414bc36eafdSMike Gerdts
415bc36eafdSMike Gerdts Node = WalkState->DeferredNode;
416bc36eafdSMike Gerdts Status = AE_OK;
417bc36eafdSMike Gerdts break;
418bc36eafdSMike Gerdts }
419bc36eafdSMike Gerdts
420bc36eafdSMike Gerdts Flags = ACPI_NS_NO_UPSEARCH;
421bc36eafdSMike Gerdts if (WalkState->PassNumber == ACPI_IMODE_EXECUTE)
422bc36eafdSMike Gerdts {
423bc36eafdSMike Gerdts /* Execution mode, node cannot already exist, node is temporary */
424bc36eafdSMike Gerdts
425bc36eafdSMike Gerdts Flags |= ACPI_NS_ERROR_IF_FOUND;
426bc36eafdSMike Gerdts
427bc36eafdSMike Gerdts if (!(WalkState->ParseFlags & ACPI_PARSE_MODULE_LEVEL))
428bc36eafdSMike Gerdts {
429bc36eafdSMike Gerdts Flags |= ACPI_NS_TEMPORARY;
430bc36eafdSMike Gerdts }
431bc36eafdSMike Gerdts }
432bc36eafdSMike Gerdts
433*35786f68SRobert Mustacchi #ifdef ACPI_ASL_COMPILER
434*35786f68SRobert Mustacchi
435*35786f68SRobert Mustacchi /*
436*35786f68SRobert Mustacchi * Do not open a scope for AML_EXTERNAL_OP
437*35786f68SRobert Mustacchi * AcpiNsLookup can open a new scope based on the object type
438*35786f68SRobert Mustacchi * of this op. AML_EXTERNAL_OP is a declaration rather than a
439*35786f68SRobert Mustacchi * definition. In the case that this external is a method object,
440*35786f68SRobert Mustacchi * AcpiNsLookup will open a new scope. However, an AML_EXTERNAL_OP
441*35786f68SRobert Mustacchi * associated with the ACPI_TYPE_METHOD is a declaration, rather than
442*35786f68SRobert Mustacchi * a definition. Flags is set to avoid opening a scope for any
443*35786f68SRobert Mustacchi * AML_EXTERNAL_OP.
444*35786f68SRobert Mustacchi */
445*35786f68SRobert Mustacchi if (WalkState->Opcode == AML_EXTERNAL_OP)
446*35786f68SRobert Mustacchi {
447*35786f68SRobert Mustacchi Flags |= ACPI_NS_DONT_OPEN_SCOPE;
448*35786f68SRobert Mustacchi }
449*35786f68SRobert Mustacchi #endif
450*35786f68SRobert Mustacchi
451bc36eafdSMike Gerdts /* Add new entry or lookup existing entry */
452bc36eafdSMike Gerdts
453bc36eafdSMike Gerdts Status = AcpiNsLookup (WalkState->ScopeInfo, BufferPtr, ObjectType,
454bc36eafdSMike Gerdts ACPI_IMODE_LOAD_PASS2, Flags, WalkState, &Node);
455bc36eafdSMike Gerdts
456bc36eafdSMike Gerdts if (ACPI_SUCCESS (Status) && (Flags & ACPI_NS_TEMPORARY))
457bc36eafdSMike Gerdts {
458bc36eafdSMike Gerdts ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH,
459bc36eafdSMike Gerdts "***New Node [%4.4s] %p is temporary\n",
460bc36eafdSMike Gerdts AcpiUtGetNodeName (Node), Node));
461bc36eafdSMike Gerdts }
462bc36eafdSMike Gerdts break;
463bc36eafdSMike Gerdts }
464bc36eafdSMike Gerdts
465bc36eafdSMike Gerdts if (ACPI_FAILURE (Status))
466bc36eafdSMike Gerdts {
467*35786f68SRobert Mustacchi ACPI_ERROR_NAMESPACE (WalkState->ScopeInfo,
468*35786f68SRobert Mustacchi BufferPtr, Status);
469bc36eafdSMike Gerdts return_ACPI_STATUS (Status);
470bc36eafdSMike Gerdts }
471bc36eafdSMike Gerdts
472bc36eafdSMike Gerdts if (!Op)
473bc36eafdSMike Gerdts {
474bc36eafdSMike Gerdts /* Create a new op */
475bc36eafdSMike Gerdts
476bc36eafdSMike Gerdts Op = AcpiPsAllocOp (WalkState->Opcode, WalkState->Aml);
477bc36eafdSMike Gerdts if (!Op)
478bc36eafdSMike Gerdts {
479bc36eafdSMike Gerdts return_ACPI_STATUS (AE_NO_MEMORY);
480bc36eafdSMike Gerdts }
481bc36eafdSMike Gerdts
482bc36eafdSMike Gerdts /* Initialize the new op */
483bc36eafdSMike Gerdts
484bc36eafdSMike Gerdts if (Node)
485bc36eafdSMike Gerdts {
486bc36eafdSMike Gerdts Op->Named.Name = Node->Name.Integer;
487bc36eafdSMike Gerdts }
488bc36eafdSMike Gerdts *OutOp = Op;
489bc36eafdSMike Gerdts }
490bc36eafdSMike Gerdts
491bc36eafdSMike Gerdts /*
492bc36eafdSMike Gerdts * Put the Node in the "op" object that the parser uses, so we
493bc36eafdSMike Gerdts * can get it again quickly when this scope is closed
494bc36eafdSMike Gerdts */
495bc36eafdSMike Gerdts Op->Common.Node = Node;
496bc36eafdSMike Gerdts return_ACPI_STATUS (Status);
497bc36eafdSMike Gerdts }
498bc36eafdSMike Gerdts
499bc36eafdSMike Gerdts
500bc36eafdSMike Gerdts /*******************************************************************************
501bc36eafdSMike Gerdts *
502bc36eafdSMike Gerdts * FUNCTION: AcpiDsLoad2EndOp
503bc36eafdSMike Gerdts *
504bc36eafdSMike Gerdts * PARAMETERS: WalkState - Current state of the parse tree walk
505bc36eafdSMike Gerdts *
506bc36eafdSMike Gerdts * RETURN: Status
507bc36eafdSMike Gerdts *
508bc36eafdSMike Gerdts * DESCRIPTION: Ascending callback used during the loading of the namespace,
509bc36eafdSMike Gerdts * both control methods and everything else.
510bc36eafdSMike Gerdts *
511bc36eafdSMike Gerdts ******************************************************************************/
512bc36eafdSMike Gerdts
513bc36eafdSMike Gerdts ACPI_STATUS
AcpiDsLoad2EndOp(ACPI_WALK_STATE * WalkState)514bc36eafdSMike Gerdts AcpiDsLoad2EndOp (
515bc36eafdSMike Gerdts ACPI_WALK_STATE *WalkState)
516bc36eafdSMike Gerdts {
517bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Op;
518bc36eafdSMike Gerdts ACPI_STATUS Status = AE_OK;
519bc36eafdSMike Gerdts ACPI_OBJECT_TYPE ObjectType;
520bc36eafdSMike Gerdts ACPI_NAMESPACE_NODE *Node;
521bc36eafdSMike Gerdts ACPI_PARSE_OBJECT *Arg;
522bc36eafdSMike Gerdts ACPI_NAMESPACE_NODE *NewNode;
523bc36eafdSMike Gerdts #ifndef ACPI_NO_METHOD_EXECUTION
524bc36eafdSMike Gerdts UINT32 i;
525bc36eafdSMike Gerdts UINT8 RegionSpace;
526bc36eafdSMike Gerdts #endif
527bc36eafdSMike Gerdts
528bc36eafdSMike Gerdts
529bc36eafdSMike Gerdts ACPI_FUNCTION_TRACE (DsLoad2EndOp);
530bc36eafdSMike Gerdts
531bc36eafdSMike Gerdts Op = WalkState->Op;
532bc36eafdSMike Gerdts ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, "Opcode [%s] Op %p State %p\n",
533bc36eafdSMike Gerdts WalkState->OpInfo->Name, Op, WalkState));
534bc36eafdSMike Gerdts
535bc36eafdSMike Gerdts /* Check if opcode had an associated namespace object */
536bc36eafdSMike Gerdts
537bc36eafdSMike Gerdts if (!(WalkState->OpInfo->Flags & AML_NSOBJECT))
538bc36eafdSMike Gerdts {
539bc36eafdSMike Gerdts return_ACPI_STATUS (AE_OK);
540bc36eafdSMike Gerdts }
541bc36eafdSMike Gerdts
542bc36eafdSMike Gerdts if (Op->Common.AmlOpcode == AML_SCOPE_OP)
543bc36eafdSMike Gerdts {
544bc36eafdSMike Gerdts ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH,
545bc36eafdSMike Gerdts "Ending scope Op=%p State=%p\n", Op, WalkState));
546bc36eafdSMike Gerdts }
547bc36eafdSMike Gerdts
548bc36eafdSMike Gerdts ObjectType = WalkState->OpInfo->ObjectType;
549bc36eafdSMike Gerdts
550bc36eafdSMike Gerdts /*
551bc36eafdSMike Gerdts * Get the Node/name from the earlier lookup
552bc36eafdSMike Gerdts * (It was saved in the *op structure)
553bc36eafdSMike Gerdts */
554bc36eafdSMike Gerdts Node = Op->Common.Node;
555bc36eafdSMike Gerdts
556bc36eafdSMike Gerdts /*
557bc36eafdSMike Gerdts * Put the Node on the object stack (Contains the ACPI Name of
558bc36eafdSMike Gerdts * this object)
559bc36eafdSMike Gerdts */
560bc36eafdSMike Gerdts WalkState->Operands[0] = (void *) Node;
561bc36eafdSMike Gerdts WalkState->NumOperands = 1;
562bc36eafdSMike Gerdts
563bc36eafdSMike Gerdts /* Pop the scope stack */
564bc36eafdSMike Gerdts
565bc36eafdSMike Gerdts if (AcpiNsOpensScope (ObjectType) &&
566bc36eafdSMike Gerdts (Op->Common.AmlOpcode != AML_INT_METHODCALL_OP))
567bc36eafdSMike Gerdts {
568bc36eafdSMike Gerdts ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, "(%s) Popping scope for Op %p\n",
569bc36eafdSMike Gerdts AcpiUtGetTypeName (ObjectType), Op));
570bc36eafdSMike Gerdts
571bc36eafdSMike Gerdts Status = AcpiDsScopeStackPop (WalkState);
572bc36eafdSMike Gerdts if (ACPI_FAILURE (Status))
573bc36eafdSMike Gerdts {
574bc36eafdSMike Gerdts goto Cleanup;
575bc36eafdSMike Gerdts }
576bc36eafdSMike Gerdts }
577bc36eafdSMike Gerdts
578bc36eafdSMike Gerdts /*
579bc36eafdSMike Gerdts * Named operations are as follows:
580bc36eafdSMike Gerdts *
581bc36eafdSMike Gerdts * AML_ALIAS
582bc36eafdSMike Gerdts * AML_BANKFIELD
583bc36eafdSMike Gerdts * AML_CREATEBITFIELD
584bc36eafdSMike Gerdts * AML_CREATEBYTEFIELD
585bc36eafdSMike Gerdts * AML_CREATEDWORDFIELD
586bc36eafdSMike Gerdts * AML_CREATEFIELD
587bc36eafdSMike Gerdts * AML_CREATEQWORDFIELD
588bc36eafdSMike Gerdts * AML_CREATEWORDFIELD
589bc36eafdSMike Gerdts * AML_DATA_REGION
590bc36eafdSMike Gerdts * AML_DEVICE
591bc36eafdSMike Gerdts * AML_EVENT
592bc36eafdSMike Gerdts * AML_FIELD
593bc36eafdSMike Gerdts * AML_INDEXFIELD
594bc36eafdSMike Gerdts * AML_METHOD
595bc36eafdSMike Gerdts * AML_METHODCALL
596bc36eafdSMike Gerdts * AML_MUTEX
597bc36eafdSMike Gerdts * AML_NAME
598bc36eafdSMike Gerdts * AML_NAMEDFIELD
599bc36eafdSMike Gerdts * AML_OPREGION
600bc36eafdSMike Gerdts * AML_POWERRES
601bc36eafdSMike Gerdts * AML_PROCESSOR
602bc36eafdSMike Gerdts * AML_SCOPE
603bc36eafdSMike Gerdts * AML_THERMALZONE
604bc36eafdSMike Gerdts */
605bc36eafdSMike Gerdts
606bc36eafdSMike Gerdts ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH,
607bc36eafdSMike Gerdts "Create-Load [%s] State=%p Op=%p NamedObj=%p\n",
608bc36eafdSMike Gerdts AcpiPsGetOpcodeName (Op->Common.AmlOpcode), WalkState, Op, Node));
609bc36eafdSMike Gerdts
610bc36eafdSMike Gerdts /* Decode the opcode */
611bc36eafdSMike Gerdts
612bc36eafdSMike Gerdts Arg = Op->Common.Value.Arg;
613bc36eafdSMike Gerdts
614bc36eafdSMike Gerdts switch (WalkState->OpInfo->Type)
615bc36eafdSMike Gerdts {
616bc36eafdSMike Gerdts #ifndef ACPI_NO_METHOD_EXECUTION
617bc36eafdSMike Gerdts
618bc36eafdSMike Gerdts case AML_TYPE_CREATE_FIELD:
619bc36eafdSMike Gerdts /*
620bc36eafdSMike Gerdts * Create the field object, but the field buffer and index must
621bc36eafdSMike Gerdts * be evaluated later during the execution phase
622bc36eafdSMike Gerdts */
623bc36eafdSMike Gerdts Status = AcpiDsCreateBufferField (Op, WalkState);
624bc36eafdSMike Gerdts break;
625bc36eafdSMike Gerdts
626bc36eafdSMike Gerdts case AML_TYPE_NAMED_FIELD:
627bc36eafdSMike Gerdts /*
628bc36eafdSMike Gerdts * If we are executing a method, initialize the field
629bc36eafdSMike Gerdts */
630bc36eafdSMike Gerdts if (WalkState->MethodNode)
631bc36eafdSMike Gerdts {
632bc36eafdSMike Gerdts Status = AcpiDsInitFieldObjects (Op, WalkState);
633bc36eafdSMike Gerdts }
634bc36eafdSMike Gerdts
635bc36eafdSMike Gerdts switch (Op->Common.AmlOpcode)
636bc36eafdSMike Gerdts {
637bc36eafdSMike Gerdts case AML_INDEX_FIELD_OP:
638bc36eafdSMike Gerdts
639bc36eafdSMike Gerdts Status = AcpiDsCreateIndexField (
640bc36eafdSMike Gerdts Op, (ACPI_HANDLE) Arg->Common.Node, WalkState);
641bc36eafdSMike Gerdts break;
642bc36eafdSMike Gerdts
643bc36eafdSMike Gerdts case AML_BANK_FIELD_OP:
644bc36eafdSMike Gerdts
645bc36eafdSMike Gerdts Status = AcpiDsCreateBankField (Op, Arg->Common.Node, WalkState);
646bc36eafdSMike Gerdts break;
647bc36eafdSMike Gerdts
648bc36eafdSMike Gerdts case AML_FIELD_OP:
649bc36eafdSMike Gerdts
650bc36eafdSMike Gerdts Status = AcpiDsCreateField (Op, Arg->Common.Node, WalkState);
651bc36eafdSMike Gerdts break;
652bc36eafdSMike Gerdts
653bc36eafdSMike Gerdts default:
654bc36eafdSMike Gerdts
655bc36eafdSMike Gerdts /* All NAMED_FIELD opcodes must be handled above */
656bc36eafdSMike Gerdts break;
657bc36eafdSMike Gerdts }
658bc36eafdSMike Gerdts break;
659bc36eafdSMike Gerdts
660bc36eafdSMike Gerdts case AML_TYPE_NAMED_SIMPLE:
661bc36eafdSMike Gerdts
662bc36eafdSMike Gerdts Status = AcpiDsCreateOperands (WalkState, Arg);
663bc36eafdSMike Gerdts if (ACPI_FAILURE (Status))
664bc36eafdSMike Gerdts {
665bc36eafdSMike Gerdts goto Cleanup;
666bc36eafdSMike Gerdts }
667bc36eafdSMike Gerdts
668bc36eafdSMike Gerdts switch (Op->Common.AmlOpcode)
669bc36eafdSMike Gerdts {
670bc36eafdSMike Gerdts case AML_PROCESSOR_OP:
671bc36eafdSMike Gerdts
672bc36eafdSMike Gerdts Status = AcpiExCreateProcessor (WalkState);
673bc36eafdSMike Gerdts break;
674bc36eafdSMike Gerdts
675*35786f68SRobert Mustacchi case AML_POWER_RESOURCE_OP:
676bc36eafdSMike Gerdts
677bc36eafdSMike Gerdts Status = AcpiExCreatePowerResource (WalkState);
678bc36eafdSMike Gerdts break;
679bc36eafdSMike Gerdts
680bc36eafdSMike Gerdts case AML_MUTEX_OP:
681bc36eafdSMike Gerdts
682bc36eafdSMike Gerdts Status = AcpiExCreateMutex (WalkState);
683bc36eafdSMike Gerdts break;
684bc36eafdSMike Gerdts
685bc36eafdSMike Gerdts case AML_EVENT_OP:
686bc36eafdSMike Gerdts
687bc36eafdSMike Gerdts Status = AcpiExCreateEvent (WalkState);
688bc36eafdSMike Gerdts break;
689bc36eafdSMike Gerdts
690bc36eafdSMike Gerdts case AML_ALIAS_OP:
691bc36eafdSMike Gerdts
692bc36eafdSMike Gerdts Status = AcpiExCreateAlias (WalkState);
693bc36eafdSMike Gerdts break;
694bc36eafdSMike Gerdts
695bc36eafdSMike Gerdts default:
696bc36eafdSMike Gerdts
697bc36eafdSMike Gerdts /* Unknown opcode */
698bc36eafdSMike Gerdts
699bc36eafdSMike Gerdts Status = AE_OK;
700bc36eafdSMike Gerdts goto Cleanup;
701bc36eafdSMike Gerdts }
702bc36eafdSMike Gerdts
703bc36eafdSMike Gerdts /* Delete operands */
704bc36eafdSMike Gerdts
705bc36eafdSMike Gerdts for (i = 1; i < WalkState->NumOperands; i++)
706bc36eafdSMike Gerdts {
707bc36eafdSMike Gerdts AcpiUtRemoveReference (WalkState->Operands[i]);
708bc36eafdSMike Gerdts WalkState->Operands[i] = NULL;
709bc36eafdSMike Gerdts }
710bc36eafdSMike Gerdts
711bc36eafdSMike Gerdts break;
712bc36eafdSMike Gerdts #endif /* ACPI_NO_METHOD_EXECUTION */
713bc36eafdSMike Gerdts
714bc36eafdSMike Gerdts case AML_TYPE_NAMED_COMPLEX:
715bc36eafdSMike Gerdts
716bc36eafdSMike Gerdts switch (Op->Common.AmlOpcode)
717bc36eafdSMike Gerdts {
718bc36eafdSMike Gerdts #ifndef ACPI_NO_METHOD_EXECUTION
719bc36eafdSMike Gerdts case AML_REGION_OP:
720bc36eafdSMike Gerdts case AML_DATA_REGION_OP:
721bc36eafdSMike Gerdts
722bc36eafdSMike Gerdts if (Op->Common.AmlOpcode == AML_REGION_OP)
723bc36eafdSMike Gerdts {
724bc36eafdSMike Gerdts RegionSpace = (ACPI_ADR_SPACE_TYPE)
725bc36eafdSMike Gerdts ((Op->Common.Value.Arg)->Common.Value.Integer);
726bc36eafdSMike Gerdts }
727bc36eafdSMike Gerdts else
728bc36eafdSMike Gerdts {
729bc36eafdSMike Gerdts RegionSpace = ACPI_ADR_SPACE_DATA_TABLE;
730bc36eafdSMike Gerdts }
731bc36eafdSMike Gerdts
732bc36eafdSMike Gerdts /*
733bc36eafdSMike Gerdts * The OpRegion is not fully parsed at this time. The only valid
734bc36eafdSMike Gerdts * argument is the SpaceId. (We must save the address of the
735bc36eafdSMike Gerdts * AML of the address and length operands)
736bc36eafdSMike Gerdts *
737bc36eafdSMike Gerdts * If we have a valid region, initialize it. The namespace is
738bc36eafdSMike Gerdts * unlocked at this point.
739bc36eafdSMike Gerdts *
740bc36eafdSMike Gerdts * Need to unlock interpreter if it is locked (if we are running
741bc36eafdSMike Gerdts * a control method), in order to allow _REG methods to be run
742bc36eafdSMike Gerdts * during AcpiEvInitializeRegion.
743bc36eafdSMike Gerdts */
744bc36eafdSMike Gerdts if (WalkState->MethodNode)
745bc36eafdSMike Gerdts {
746bc36eafdSMike Gerdts /*
747bc36eafdSMike Gerdts * Executing a method: initialize the region and unlock
748bc36eafdSMike Gerdts * the interpreter
749bc36eafdSMike Gerdts */
750bc36eafdSMike Gerdts Status = AcpiExCreateRegion (Op->Named.Data,
751bc36eafdSMike Gerdts Op->Named.Length, RegionSpace, WalkState);
752bc36eafdSMike Gerdts if (ACPI_FAILURE (Status))
753bc36eafdSMike Gerdts {
754bc36eafdSMike Gerdts return_ACPI_STATUS (Status);
755bc36eafdSMike Gerdts }
756bc36eafdSMike Gerdts }
757bc36eafdSMike Gerdts
758bc36eafdSMike Gerdts Status = AcpiEvInitializeRegion (
759*35786f68SRobert Mustacchi AcpiNsGetAttachedObject (Node));
760bc36eafdSMike Gerdts break;
761bc36eafdSMike Gerdts
762bc36eafdSMike Gerdts case AML_NAME_OP:
763bc36eafdSMike Gerdts
764bc36eafdSMike Gerdts Status = AcpiDsCreateNode (WalkState, Node, Op);
765bc36eafdSMike Gerdts break;
766bc36eafdSMike Gerdts
767bc36eafdSMike Gerdts case AML_METHOD_OP:
768bc36eafdSMike Gerdts /*
769bc36eafdSMike Gerdts * MethodOp PkgLength NameString MethodFlags TermList
770bc36eafdSMike Gerdts *
771bc36eafdSMike Gerdts * Note: We must create the method node/object pair as soon as we
772bc36eafdSMike Gerdts * see the method declaration. This allows later pass1 parsing
773bc36eafdSMike Gerdts * of invocations of the method (need to know the number of
774bc36eafdSMike Gerdts * arguments.)
775bc36eafdSMike Gerdts */
776bc36eafdSMike Gerdts ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH,
777bc36eafdSMike Gerdts "LOADING-Method: State=%p Op=%p NamedObj=%p\n",
778bc36eafdSMike Gerdts WalkState, Op, Op->Named.Node));
779bc36eafdSMike Gerdts
780bc36eafdSMike Gerdts if (!AcpiNsGetAttachedObject (Op->Named.Node))
781bc36eafdSMike Gerdts {
782bc36eafdSMike Gerdts WalkState->Operands[0] = ACPI_CAST_PTR (void, Op->Named.Node);
783bc36eafdSMike Gerdts WalkState->NumOperands = 1;
784bc36eafdSMike Gerdts
785bc36eafdSMike Gerdts Status = AcpiDsCreateOperands (
786bc36eafdSMike Gerdts WalkState, Op->Common.Value.Arg);
787bc36eafdSMike Gerdts if (ACPI_SUCCESS (Status))
788bc36eafdSMike Gerdts {
789bc36eafdSMike Gerdts Status = AcpiExCreateMethod (
790bc36eafdSMike Gerdts Op->Named.Data, Op->Named.Length, WalkState);
791bc36eafdSMike Gerdts }
792bc36eafdSMike Gerdts
793bc36eafdSMike Gerdts WalkState->Operands[0] = NULL;
794bc36eafdSMike Gerdts WalkState->NumOperands = 0;
795bc36eafdSMike Gerdts
796bc36eafdSMike Gerdts if (ACPI_FAILURE (Status))
797bc36eafdSMike Gerdts {
798bc36eafdSMike Gerdts return_ACPI_STATUS (Status);
799bc36eafdSMike Gerdts }
800bc36eafdSMike Gerdts }
801bc36eafdSMike Gerdts break;
802bc36eafdSMike Gerdts
803bc36eafdSMike Gerdts #endif /* ACPI_NO_METHOD_EXECUTION */
804bc36eafdSMike Gerdts
805bc36eafdSMike Gerdts default:
806bc36eafdSMike Gerdts
807bc36eafdSMike Gerdts /* All NAMED_COMPLEX opcodes must be handled above */
808bc36eafdSMike Gerdts break;
809bc36eafdSMike Gerdts }
810bc36eafdSMike Gerdts break;
811bc36eafdSMike Gerdts
812bc36eafdSMike Gerdts case AML_CLASS_INTERNAL:
813bc36eafdSMike Gerdts
814bc36eafdSMike Gerdts /* case AML_INT_NAMEPATH_OP: */
815bc36eafdSMike Gerdts break;
816bc36eafdSMike Gerdts
817bc36eafdSMike Gerdts case AML_CLASS_METHOD_CALL:
818bc36eafdSMike Gerdts
819bc36eafdSMike Gerdts ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH,
820bc36eafdSMike Gerdts "RESOLVING-MethodCall: State=%p Op=%p NamedObj=%p\n",
821bc36eafdSMike Gerdts WalkState, Op, Node));
822bc36eafdSMike Gerdts
823bc36eafdSMike Gerdts /*
824bc36eafdSMike Gerdts * Lookup the method name and save the Node
825bc36eafdSMike Gerdts */
826bc36eafdSMike Gerdts Status = AcpiNsLookup (WalkState->ScopeInfo, Arg->Common.Value.String,
827bc36eafdSMike Gerdts ACPI_TYPE_ANY, ACPI_IMODE_LOAD_PASS2,
828bc36eafdSMike Gerdts ACPI_NS_SEARCH_PARENT | ACPI_NS_DONT_OPEN_SCOPE,
829bc36eafdSMike Gerdts WalkState, &(NewNode));
830bc36eafdSMike Gerdts if (ACPI_SUCCESS (Status))
831bc36eafdSMike Gerdts {
832bc36eafdSMike Gerdts /*
833bc36eafdSMike Gerdts * Make sure that what we found is indeed a method
834bc36eafdSMike Gerdts * We didn't search for a method on purpose, to see if the name
835bc36eafdSMike Gerdts * would resolve
836bc36eafdSMike Gerdts */
837bc36eafdSMike Gerdts if (NewNode->Type != ACPI_TYPE_METHOD)
838bc36eafdSMike Gerdts {
839bc36eafdSMike Gerdts Status = AE_AML_OPERAND_TYPE;
840bc36eafdSMike Gerdts }
841bc36eafdSMike Gerdts
842bc36eafdSMike Gerdts /* We could put the returned object (Node) on the object stack for
843bc36eafdSMike Gerdts * later, but for now, we will put it in the "op" object that the
844bc36eafdSMike Gerdts * parser uses, so we can get it again at the end of this scope
845bc36eafdSMike Gerdts */
846bc36eafdSMike Gerdts Op->Common.Node = NewNode;
847bc36eafdSMike Gerdts }
848bc36eafdSMike Gerdts else
849bc36eafdSMike Gerdts {
850*35786f68SRobert Mustacchi ACPI_ERROR_NAMESPACE (WalkState->ScopeInfo,
851*35786f68SRobert Mustacchi Arg->Common.Value.String, Status);
852bc36eafdSMike Gerdts }
853bc36eafdSMike Gerdts break;
854bc36eafdSMike Gerdts
855bc36eafdSMike Gerdts
856bc36eafdSMike Gerdts default:
857bc36eafdSMike Gerdts
858bc36eafdSMike Gerdts break;
859bc36eafdSMike Gerdts }
860bc36eafdSMike Gerdts
861bc36eafdSMike Gerdts Cleanup:
862bc36eafdSMike Gerdts
863bc36eafdSMike Gerdts /* Remove the Node pushed at the very beginning */
864bc36eafdSMike Gerdts
865bc36eafdSMike Gerdts WalkState->Operands[0] = NULL;
866bc36eafdSMike Gerdts WalkState->NumOperands = 0;
867bc36eafdSMike Gerdts return_ACPI_STATUS (Status);
868bc36eafdSMike Gerdts }
869