1 /*******************************************************************************
3 * Module Name: dmobject - ACPI object decode and display
5 ******************************************************************************/
7 /******************************************************************************
11 * Some or all of this work - Copyright (c) 1999 - 2015, Intel Corp.
12 * All rights reserved.
16 * 2.1. This is your license from Intel Corp. under its intellectual property
17 * rights. You may have additional license terms from the party that provided
18 * you this software, covering your right to use that party's intellectual
21 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
22 * copy of the source code appearing in this file ("Covered Code") an
23 * irrevocable, perpetual, worldwide license under Intel's copyrights in the
24 * base code distributed originally by Intel ("Original Intel Code") to copy,
25 * make derivatives, distribute, use and display any portion of the Covered
26 * Code in any form, with the right to sublicense such rights; and
28 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
29 * license (with the right to sublicense), under only those claims of Intel
30 * patents that are infringed by the Original Intel Code, to make, use, sell,
31 * offer to sell, and import the Covered Code and derivative works thereof
32 * solely to the minimum extent necessary to exercise the above copyright
33 * license, and in no event shall the patent license extend to any additions
34 * to or modifications of the Original Intel Code. No other license or right
35 * is granted directly or by implication, estoppel or otherwise;
37 * The above copyright and patent license is granted only if the following
42 * 3.1. Redistribution of Source with Rights to Further Distribute Source.
43 * Redistribution of source code of any substantial portion of the Covered
44 * Code or modification with rights to further distribute source must include
45 * the above Copyright Notice, the above License, this list of Conditions,
46 * and the following Disclaimer and Export Compliance provision. In addition,
47 * Licensee must cause all Covered Code to which Licensee contributes to
48 * contain a file documenting the changes Licensee made to create that Covered
49 * Code and the date of any change. Licensee must include in that file the
50 * documentation of any changes made by any predecessor Licensee. Licensee
51 * must include a prominent statement that the modification is derived,
52 * directly or indirectly, from Original Intel Code.
54 * 3.2. Redistribution of Source with no Rights to Further Distribute Source.
55 * Redistribution of source code of any substantial portion of the Covered
56 * Code or modification without rights to further distribute source must
57 * include the following Disclaimer and Export Compliance provision in the
58 * documentation and/or other materials provided with distribution. In
59 * addition, Licensee may not authorize further sublicense of source of any
60 * portion of the Covered Code, and must include terms to the effect that the
61 * license from Licensee to its licensee is limited to the intellectual
62 * property embodied in the software Licensee provides to its licensee, and
63 * not to intellectual property embodied in modifications its licensee may
66 * 3.3. Redistribution of Executable. Redistribution in executable form of any
67 * substantial portion of the Covered Code or modification must reproduce the
68 * above Copyright Notice, and the following Disclaimer and Export Compliance
69 * provision in the documentation and/or other materials provided with the
72 * 3.4. Intel retains all right, title, and interest in and to the Original
75 * 3.5. Neither the name Intel nor any other trademark owned or controlled by
76 * Intel shall be used in advertising or otherwise to promote the sale, use or
77 * other dealings in products derived from or relating to the Covered Code
78 * without prior written authorization from Intel.
80 * 4. Disclaimer and Export Compliance
82 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
83 * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
84 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
85 * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
86 * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
87 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
90 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
91 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
92 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
93 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
94 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
95 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
96 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
99 * 4.3. Licensee shall not export, either directly or indirectly, any of this
100 * software or system incorporating such software without first obtaining any
101 * required license or other approval from the U. S. Department of Commerce or
102 * any other agency or department of the United States Government. In the
103 * event Licensee exports any such software from the United States or
104 * re-exports any such software from a foreign destination, Licensee shall
105 * ensure that the distribution and export/re-export of the software is in
106 * compliance with all laws, regulations, orders, or other restrictions of the
107 * U.S. Export Administration Regulations. Licensee agrees that neither it nor
108 * any of its subsidiaries will export/re-export any technical data, process,
109 * software, or service, directly or indirectly, to any country for which the
110 * United States government or any agency thereof requires an export license,
111 * other governmental approval, or letter of assurance, without first obtaining
112 * such license, approval or letter.
114 *****************************************************************************/
117 #include "accommon.h"
118 #include "acnamesp.h"
119 #include "acdisasm.h"
122 #ifdef ACPI_DISASSEMBLER
124 #define _COMPONENT ACPI_CA_DEBUGGER
125 ACPI_MODULE_NAME ("dmnames")
127 /* Local prototypes */
131 ACPI_NAMESPACE_NODE *Node);
134 /*******************************************************************************
136 * FUNCTION: AcpiDmDumpMethodInfo
138 * PARAMETERS: Status - Method execution status
139 * WalkState - Current state of the parse tree walk
140 * Op - Executing parse op
144 * DESCRIPTION: Called when a method has been aborted because of an error.
145 * Dumps the method execution stack, and the method locals/args,
146 * and disassembles the AML opcode that failed.
148 ******************************************************************************/
151 AcpiDmDumpMethodInfo (
153 ACPI_WALK_STATE *WalkState,
154 ACPI_PARSE_OBJECT *Op)
156 ACPI_PARSE_OBJECT *Next;
157 ACPI_THREAD_STATE *Thread;
158 ACPI_WALK_STATE *NextWalkState;
159 ACPI_NAMESPACE_NODE *PreviousMethod = NULL;
162 /* Ignore control codes, they are not errors */
164 if ((Status & AE_CODE_MASK) == AE_CODE_CONTROL)
169 /* We may be executing a deferred opcode */
171 if (WalkState->DeferredNode)
173 AcpiOsPrintf ("Executing subtree for Buffer/Package/Region\n");
178 * If there is no Thread, we are not actually executing a method.
179 * This can happen when the iASL compiler calls the interpreter
180 * to perform constant folding.
182 Thread = WalkState->Thread;
188 /* Display exception and method name */
190 AcpiOsPrintf ("\n**** Exception %s during execution of method ",
191 AcpiFormatException (Status));
192 AcpiNsPrintNodePathname (WalkState->MethodNode, NULL);
194 /* Display stack of executing methods */
196 AcpiOsPrintf ("\n\nMethod Execution Stack:\n");
197 NextWalkState = Thread->WalkStateList;
199 /* Walk list of linked walk states */
201 while (NextWalkState)
203 AcpiOsPrintf (" Method [%4.4s] executing: ",
204 AcpiUtGetNodeName (NextWalkState->MethodNode));
206 /* First method is the currently executing method */
208 if (NextWalkState == WalkState)
212 /* Display currently executing ASL statement */
214 Next = Op->Common.Next;
215 Op->Common.Next = NULL;
217 AcpiDmDisassemble (NextWalkState, Op, ACPI_UINT32_MAX);
218 Op->Common.Next = Next;
224 * This method has called another method
225 * NOTE: the method call parse subtree is already deleted at this
226 * point, so we cannot disassemble the method invocation.
228 AcpiOsPrintf ("Call to method ");
229 AcpiNsPrintNodePathname (PreviousMethod, NULL);
232 PreviousMethod = NextWalkState->MethodNode;
233 NextWalkState = NextWalkState->Next;
237 /* Display the method locals and arguments */
240 AcpiDmDisplayLocals (WalkState);
242 AcpiDmDisplayArguments (WalkState);
247 /*******************************************************************************
249 * FUNCTION: AcpiDmDecodeInternalObject
251 * PARAMETERS: ObjDesc - Object to be displayed
255 * DESCRIPTION: Short display of an internal object. Numbers/Strings/Buffers.
257 ******************************************************************************/
260 AcpiDmDecodeInternalObject (
261 ACPI_OPERAND_OBJECT *ObjDesc)
268 AcpiOsPrintf (" Uninitialized");
272 if (ACPI_GET_DESCRIPTOR_TYPE (ObjDesc) != ACPI_DESC_TYPE_OPERAND)
274 AcpiOsPrintf (" %p [%s]", ObjDesc, AcpiUtGetDescriptorName (ObjDesc));
278 AcpiOsPrintf (" %s", AcpiUtGetObjectTypeName (ObjDesc));
280 switch (ObjDesc->Common.Type)
282 case ACPI_TYPE_INTEGER:
284 AcpiOsPrintf (" %8.8X%8.8X",
285 ACPI_FORMAT_UINT64 (ObjDesc->Integer.Value));
288 case ACPI_TYPE_STRING:
290 AcpiOsPrintf ("(%u) \"%.24s",
291 ObjDesc->String.Length, ObjDesc->String.Pointer);
293 if (ObjDesc->String.Length > 24)
295 AcpiOsPrintf ("...");
303 case ACPI_TYPE_BUFFER:
305 AcpiOsPrintf ("(%u)", ObjDesc->Buffer.Length);
306 for (i = 0; (i < 8) && (i < ObjDesc->Buffer.Length); i++)
308 AcpiOsPrintf (" %2.2X", ObjDesc->Buffer.Pointer[i]);
314 AcpiOsPrintf (" %p", ObjDesc);
320 /*******************************************************************************
322 * FUNCTION: AcpiDmDecodeNode
324 * PARAMETERS: Node - Object to be displayed
328 * DESCRIPTION: Short display of a namespace node
330 ******************************************************************************/
334 ACPI_NAMESPACE_NODE *Node)
337 AcpiOsPrintf ("<Node> Name %4.4s",
338 AcpiUtGetNodeName (Node));
340 if (Node->Flags & ANOBJ_METHOD_ARG)
342 AcpiOsPrintf (" [Method Arg]");
344 if (Node->Flags & ANOBJ_METHOD_LOCAL)
346 AcpiOsPrintf (" [Method Local]");
351 /* These types have no attached object */
353 case ACPI_TYPE_DEVICE:
355 AcpiOsPrintf (" Device");
358 case ACPI_TYPE_THERMAL:
360 AcpiOsPrintf (" Thermal Zone");
365 AcpiDmDecodeInternalObject (AcpiNsGetAttachedObject (Node));
371 /*******************************************************************************
373 * FUNCTION: AcpiDmDisplayInternalObject
375 * PARAMETERS: ObjDesc - Object to be displayed
376 * WalkState - Current walk state
380 * DESCRIPTION: Short display of an internal object
382 ******************************************************************************/
385 AcpiDmDisplayInternalObject (
386 ACPI_OPERAND_OBJECT *ObjDesc,
387 ACPI_WALK_STATE *WalkState)
392 AcpiOsPrintf ("%p ", ObjDesc);
396 AcpiOsPrintf ("<Null Object>\n");
400 /* Decode the object type */
402 switch (ACPI_GET_DESCRIPTOR_TYPE (ObjDesc))
404 case ACPI_DESC_TYPE_PARSER:
406 AcpiOsPrintf ("<Parser> ");
409 case ACPI_DESC_TYPE_NAMED:
411 AcpiDmDecodeNode ((ACPI_NAMESPACE_NODE *) ObjDesc);
414 case ACPI_DESC_TYPE_OPERAND:
416 Type = ObjDesc->Common.Type;
417 if (Type > ACPI_TYPE_LOCAL_MAX)
419 AcpiOsPrintf (" Type %X [Invalid Type]", (UINT32) Type);
423 /* Decode the ACPI object type */
425 switch (ObjDesc->Common.Type)
427 case ACPI_TYPE_LOCAL_REFERENCE:
429 AcpiOsPrintf ("[%s] ", AcpiUtGetReferenceName (ObjDesc));
431 /* Decode the refererence */
433 switch (ObjDesc->Reference.Class)
435 case ACPI_REFCLASS_LOCAL:
437 AcpiOsPrintf ("%X ", ObjDesc->Reference.Value);
440 ObjDesc = WalkState->LocalVariables
441 [ObjDesc->Reference.Value].Object;
442 AcpiOsPrintf ("%p", ObjDesc);
443 AcpiDmDecodeInternalObject (ObjDesc);
447 case ACPI_REFCLASS_ARG:
449 AcpiOsPrintf ("%X ", ObjDesc->Reference.Value);
452 ObjDesc = WalkState->Arguments
453 [ObjDesc->Reference.Value].Object;
454 AcpiOsPrintf ("%p", ObjDesc);
455 AcpiDmDecodeInternalObject (ObjDesc);
459 case ACPI_REFCLASS_INDEX:
461 switch (ObjDesc->Reference.TargetType)
463 case ACPI_TYPE_BUFFER_FIELD:
465 AcpiOsPrintf ("%p", ObjDesc->Reference.Object);
466 AcpiDmDecodeInternalObject (ObjDesc->Reference.Object);
469 case ACPI_TYPE_PACKAGE:
471 AcpiOsPrintf ("%p", ObjDesc->Reference.Where);
472 if (!ObjDesc->Reference.Where)
474 AcpiOsPrintf (" Uninitialized WHERE pointer");
478 AcpiDmDecodeInternalObject (
479 *(ObjDesc->Reference.Where));
485 AcpiOsPrintf ("Unknown index target type");
490 case ACPI_REFCLASS_REFOF:
492 if (!ObjDesc->Reference.Object)
494 AcpiOsPrintf ("Uninitialized reference subobject pointer");
498 /* Reference can be to a Node or an Operand object */
500 switch (ACPI_GET_DESCRIPTOR_TYPE (ObjDesc->Reference.Object))
502 case ACPI_DESC_TYPE_NAMED:
503 AcpiDmDecodeNode (ObjDesc->Reference.Object);
506 case ACPI_DESC_TYPE_OPERAND:
507 AcpiDmDecodeInternalObject (ObjDesc->Reference.Object);
515 case ACPI_REFCLASS_NAME:
517 AcpiDmDecodeNode (ObjDesc->Reference.Node);
520 case ACPI_REFCLASS_DEBUG:
521 case ACPI_REFCLASS_TABLE:
526 default: /* Unknown reference class */
528 AcpiOsPrintf ("%2.2X\n", ObjDesc->Reference.Class);
535 AcpiOsPrintf ("<Obj> ");
536 AcpiDmDecodeInternalObject (ObjDesc);
543 AcpiOsPrintf ("<Not a valid ACPI Object Descriptor> [%s]",
544 AcpiUtGetDescriptorName (ObjDesc));
552 /*******************************************************************************
554 * FUNCTION: AcpiDmDisplayLocals
556 * PARAMETERS: WalkState - State for current method
560 * DESCRIPTION: Display all locals for the currently running control method
562 ******************************************************************************/
565 AcpiDmDisplayLocals (
566 ACPI_WALK_STATE *WalkState)
569 ACPI_OPERAND_OBJECT *ObjDesc;
570 ACPI_NAMESPACE_NODE *Node;
573 ObjDesc = WalkState->MethodDesc;
574 Node = WalkState->MethodNode;
578 "No method node (Executing subtree for buffer or opregion)\n");
582 if (Node->Type != ACPI_TYPE_METHOD)
584 AcpiOsPrintf ("Executing subtree for Buffer/Package/Region\n");
588 AcpiOsPrintf ("Local Variables for method [%4.4s]:\n",
589 AcpiUtGetNodeName (Node));
591 for (i = 0; i < ACPI_METHOD_NUM_LOCALS; i++)
593 ObjDesc = WalkState->LocalVariables[i].Object;
594 AcpiOsPrintf (" Local%X: ", i);
595 AcpiDmDisplayInternalObject (ObjDesc, WalkState);
600 /*******************************************************************************
602 * FUNCTION: AcpiDmDisplayArguments
604 * PARAMETERS: WalkState - State for current method
608 * DESCRIPTION: Display all arguments for the currently running control method
610 ******************************************************************************/
613 AcpiDmDisplayArguments (
614 ACPI_WALK_STATE *WalkState)
617 ACPI_OPERAND_OBJECT *ObjDesc;
618 ACPI_NAMESPACE_NODE *Node;
621 ObjDesc = WalkState->MethodDesc;
622 Node = WalkState->MethodNode;
626 "No method node (Executing subtree for buffer or opregion)\n");
630 if (Node->Type != ACPI_TYPE_METHOD)
632 AcpiOsPrintf ("Executing subtree for Buffer/Package/Region\n");
637 "Arguments for Method [%4.4s]: (%X arguments defined, max concurrency = %X)\n",
638 AcpiUtGetNodeName (Node), ObjDesc->Method.ParamCount, ObjDesc->Method.SyncLevel);
640 for (i = 0; i < ACPI_METHOD_NUM_ARGS; i++)
642 ObjDesc = WalkState->Arguments[i].Object;
643 AcpiOsPrintf (" Arg%u: ", i);
644 AcpiDmDisplayInternalObject (ObjDesc, WalkState);