1 /******************************************************************************
3 * Name: acstruct.h - Internal structs
5 *****************************************************************************/
7 /******************************************************************************
11 * Some or all of this work - Copyright (c) 1999 - 2014, 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 *****************************************************************************/
116 #ifndef __ACSTRUCT_H__
117 #define __ACSTRUCT_H__
119 /* acpisrc:StructDefs -- for acpisrc conversion */
121 /*****************************************************************************
123 * Tree walking typedefs and structs
125 ****************************************************************************/
129 * Walk state - current state of a parse tree walk. Used for both a leisurely
130 * stroll through the tree (for whatever reason), and for control method
133 #define ACPI_NEXT_OP_DOWNWARD 1
134 #define ACPI_NEXT_OP_UPWARD 2
137 * Groups of definitions for WalkType used for different implementations of
138 * walkers (never simultaneously) - flags for interpreter:
140 #define ACPI_WALK_NON_METHOD 0
141 #define ACPI_WALK_METHOD 0x01
142 #define ACPI_WALK_METHOD_RESTART 0x02
144 /* Flags for iASL compiler only */
146 #define ACPI_WALK_CONST_REQUIRED 0x10
147 #define ACPI_WALK_CONST_OPTIONAL 0x20
150 typedef struct acpi_walk_state
152 struct acpi_walk_state
*Next
; /* Next WalkState in list */
153 UINT8 DescriptorType
; /* To differentiate various internal objs */
155 UINT16 Opcode
; /* Current AML opcode */
156 UINT8 NextOpInfo
; /* Info about NextOp */
157 UINT8 NumOperands
; /* Stack pointer for Operands[] array */
158 UINT8 OperandIndex
; /* Index into operand stack, to be used by AcpiDsObjStackPush */
159 ACPI_OWNER_ID OwnerId
; /* Owner of objects created during the walk */
160 BOOLEAN LastPredicate
; /* Result of last predicate */
164 UINT8 PassNumber
; /* Parse pass during table load */
165 UINT8 ResultSize
; /* Total elements for the result stack */
166 UINT8 ResultCount
; /* Current number of occupied elements of result stack */
169 UINT32 MethodBreakpoint
; /* For single stepping */
170 UINT32 UserBreakpoint
; /* User AML breakpoint */
173 ACPI_PARSE_STATE ParserState
; /* Current state of parser */
175 UINT32 ArgCount
; /* push for fixed or var args */
177 struct acpi_namespace_node Arguments
[ACPI_METHOD_NUM_ARGS
]; /* Control method arguments */
178 struct acpi_namespace_node LocalVariables
[ACPI_METHOD_NUM_LOCALS
]; /* Control method locals */
179 union acpi_operand_object
*Operands
[ACPI_OBJ_NUM_OPERANDS
+ 1]; /* Operands passed to the interpreter (+1 for NULL terminator) */
180 union acpi_operand_object
**Params
;
183 union acpi_operand_object
**CallerReturnDesc
;
184 ACPI_GENERIC_STATE
*ControlState
; /* List of control states (nested IFs) */
185 struct acpi_namespace_node
*DeferredNode
; /* Used when executing deferred opcodes */
186 union acpi_operand_object
*ImplicitReturnObj
;
187 struct acpi_namespace_node
*MethodCallNode
; /* Called method Node*/
188 ACPI_PARSE_OBJECT
*MethodCallOp
; /* MethodCall Op if running a method */
189 union acpi_operand_object
*MethodDesc
; /* Method descriptor if running a method */
190 struct acpi_namespace_node
*MethodNode
; /* Method node if running a method. */
191 ACPI_PARSE_OBJECT
*Op
; /* Current parser op */
192 const ACPI_OPCODE_INFO
*OpInfo
; /* Info on current opcode */
193 ACPI_PARSE_OBJECT
*Origin
; /* Start of walk [Obsolete] */
194 union acpi_operand_object
*ResultObj
;
195 ACPI_GENERIC_STATE
*Results
; /* Stack of accumulated results */
196 union acpi_operand_object
*ReturnDesc
; /* Return object, if any */
197 ACPI_GENERIC_STATE
*ScopeInfo
; /* Stack of nested scopes */
198 ACPI_PARSE_OBJECT
*PrevOp
; /* Last op that was processed */
199 ACPI_PARSE_OBJECT
*NextOp
; /* next op to be processed */
200 ACPI_THREAD_STATE
*Thread
;
201 ACPI_PARSE_DOWNWARDS DescendingCallback
;
202 ACPI_PARSE_UPWARDS AscendingCallback
;
207 /* Info used by AcpiNsInitializeObjects and AcpiDsInitializeObjects */
209 typedef struct acpi_init_walk_info
214 UINT32 SerialMethodCount
;
215 UINT32 NonSerialMethodCount
;
216 UINT32 SerializedMethodCount
;
218 UINT32 OpRegionCount
;
226 ACPI_OWNER_ID OwnerId
;
228 } ACPI_INIT_WALK_INFO
;
231 typedef struct acpi_get_devices_info
233 ACPI_WALK_CALLBACK UserFunction
;
237 } ACPI_GET_DEVICES_INFO
;
240 typedef union acpi_aml_operands
242 ACPI_OPERAND_OBJECT
*Operands
[7];
246 ACPI_OBJECT_INTEGER
*Type
;
247 ACPI_OBJECT_INTEGER
*Code
;
248 ACPI_OBJECT_INTEGER
*Argument
;
254 ACPI_OPERAND_OBJECT
*Source
;
255 ACPI_OBJECT_INTEGER
*Index
;
256 ACPI_OPERAND_OBJECT
*Target
;
262 ACPI_OPERAND_OBJECT
*Source
;
263 ACPI_OBJECT_INTEGER
*Index
;
264 ACPI_OBJECT_INTEGER
*Length
;
265 ACPI_OPERAND_OBJECT
*Target
;
273 * Structure used to pass object evaluation information and parameters.
274 * Purpose is to reduce CPU stack use.
276 typedef struct acpi_evaluate_info
278 /* The first 3 elements are passed by the caller to AcpiNsEvaluate */
280 ACPI_NAMESPACE_NODE
*PrefixNode
; /* Input: starting node */
281 char *RelativePathname
; /* Input: path relative to PrefixNode */
282 ACPI_OPERAND_OBJECT
**Parameters
; /* Input: argument list */
284 ACPI_NAMESPACE_NODE
*Node
; /* Resolved node (PrefixNode:RelativePathname) */
285 ACPI_OPERAND_OBJECT
*ObjDesc
; /* Object attached to the resolved node */
286 char *FullPathname
; /* Full pathname of the resolved node */
288 const ACPI_PREDEFINED_INFO
*Predefined
; /* Used if Node is a predefined name */
289 ACPI_OPERAND_OBJECT
*ReturnObject
; /* Object returned from the evaluation */
290 union acpi_operand_object
*ParentPackage
; /* Used if return object is a Package */
292 UINT32 ReturnFlags
; /* Used for return value analysis */
293 UINT32 ReturnBtype
; /* Bitmapped type of the returned object */
294 UINT16 ParamCount
; /* Count of the input argument list */
295 UINT8 PassNumber
; /* Parser pass number */
296 UINT8 ReturnObjectType
; /* Object type of the returned object */
297 UINT8 NodeFlags
; /* Same as Node->Flags */
298 UINT8 Flags
; /* General flags */
300 } ACPI_EVALUATE_INFO
;
302 /* Values for Flags above */
304 #define ACPI_IGNORE_RETURN_VALUE 1
306 /* Defines for ReturnFlags field above */
308 #define ACPI_OBJECT_REPAIRED 1
309 #define ACPI_OBJECT_WRAPPED 2
312 /* Info used by AcpiNsInitializeDevices */
314 typedef struct acpi_device_walk_info
316 ACPI_TABLE_DESC
*TableDesc
;
317 ACPI_EVALUATE_INFO
*EvaluateInfo
;
322 } ACPI_DEVICE_WALK_INFO
;
325 /* TBD: [Restructure] Merge with struct above */
327 typedef struct acpi_walk_info
331 ACPI_OWNER_ID OwnerId
;
338 #define ACPI_DISPLAY_SUMMARY (UINT8) 0
339 #define ACPI_DISPLAY_OBJECTS (UINT8) 1
340 #define ACPI_DISPLAY_MASK (UINT8) 1
342 #define ACPI_DISPLAY_SHORT (UINT8) 2