1 /****************************************************************************** 2 * 3 * Name: acstruct.h - Internal structs 4 * 5 *****************************************************************************/ 6 7 /****************************************************************************** 8 * 9 * 1. Copyright Notice 10 * 11 * Some or all of this work - Copyright (c) 1999 - 2024, Intel Corp. 12 * All rights reserved. 13 * 14 * 2. License 15 * 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 19 * property rights. 20 * 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 27 * 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; 36 * 37 * The above copyright and patent license is granted only if the following 38 * conditions are met: 39 * 40 * 3. Conditions 41 * 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. 53 * 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 64 * make. 65 * 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 70 * distribution. 71 * 72 * 3.4. Intel retains all right, title, and interest in and to the Original 73 * Intel Code. 74 * 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. 79 * 80 * 4. Disclaimer and Export Compliance 81 * 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 88 * PARTICULAR PURPOSE. 89 * 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 97 * LIMITED REMEDY. 98 * 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. 113 * 114 ***************************************************************************** 115 * 116 * Alternatively, you may choose to be licensed under the terms of the 117 * following license: 118 * 119 * Redistribution and use in source and binary forms, with or without 120 * modification, are permitted provided that the following conditions 121 * are met: 122 * 1. Redistributions of source code must retain the above copyright 123 * notice, this list of conditions, and the following disclaimer, 124 * without modification. 125 * 2. Redistributions in binary form must reproduce at minimum a disclaimer 126 * substantially similar to the "NO WARRANTY" disclaimer below 127 * ("Disclaimer") and any redistribution must be conditioned upon 128 * including a substantially similar Disclaimer requirement for further 129 * binary redistribution. 130 * 3. Neither the names of the above-listed copyright holders nor the names 131 * of any contributors may be used to endorse or promote products derived 132 * from this software without specific prior written permission. 133 * 134 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 135 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 136 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 137 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 138 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 139 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 140 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 141 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 142 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 143 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 144 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 145 * 146 * Alternatively, you may choose to be licensed under the terms of the 147 * GNU General Public License ("GPL") version 2 as published by the Free 148 * Software Foundation. 149 * 150 *****************************************************************************/ 151 152 #ifndef __ACSTRUCT_H__ 153 #define __ACSTRUCT_H__ 154 155 /* acpisrc:StructDefs -- for acpisrc conversion */ 156 157 /***************************************************************************** 158 * 159 * Tree walking typedefs and structs 160 * 161 ****************************************************************************/ 162 163 164 /* 165 * Walk state - current state of a parse tree walk. Used for both a leisurely 166 * stroll through the tree (for whatever reason), and for control method 167 * execution. 168 */ 169 #define ACPI_NEXT_OP_DOWNWARD 1 170 #define ACPI_NEXT_OP_UPWARD 2 171 172 /* 173 * Groups of definitions for WalkType used for different implementations of 174 * walkers (never simultaneously) - flags for interpreter: 175 */ 176 #define ACPI_WALK_NON_METHOD 0 177 #define ACPI_WALK_METHOD 0x01 178 #define ACPI_WALK_METHOD_RESTART 0x02 179 180 181 typedef struct acpi_walk_state 182 { 183 struct acpi_walk_state *Next; /* Next WalkState in list */ 184 UINT8 DescriptorType; /* To differentiate various internal objs */ 185 UINT8 WalkType; 186 UINT16 Opcode; /* Current AML opcode */ 187 UINT8 NextOpInfo; /* Info about NextOp */ 188 UINT8 NumOperands; /* Stack pointer for Operands[] array */ 189 UINT8 OperandIndex; /* Index into operand stack, to be used by AcpiDsObjStackPush */ 190 ACPI_OWNER_ID OwnerId; /* Owner of objects created during the walk */ 191 BOOLEAN LastPredicate; /* Result of last predicate */ 192 UINT8 CurrentResult; 193 UINT8 ReturnUsed; 194 UINT8 ScopeDepth; 195 UINT8 PassNumber; /* Parse pass during table load */ 196 BOOLEAN NamespaceOverride; /* Override existing objects */ 197 UINT8 ResultSize; /* Total elements for the result stack */ 198 UINT8 ResultCount; /* Current number of occupied elements of result stack */ 199 UINT8 *Aml; 200 UINT32 ArgTypes; 201 UINT32 MethodBreakpoint; /* For single stepping */ 202 UINT32 UserBreakpoint; /* User AML breakpoint */ 203 UINT32 ParseFlags; 204 205 ACPI_PARSE_STATE ParserState; /* Current state of parser */ 206 UINT32 PrevArgTypes; 207 UINT32 ArgCount; /* push for fixed or var args */ 208 UINT16 MethodNestingDepth; 209 UINT8 MethodIsNested; 210 211 struct acpi_namespace_node Arguments[ACPI_METHOD_NUM_ARGS]; /* Control method arguments */ 212 struct acpi_namespace_node LocalVariables[ACPI_METHOD_NUM_LOCALS]; /* Control method locals */ 213 union acpi_operand_object *Operands[ACPI_OBJ_NUM_OPERANDS + 1]; /* Operands passed to the interpreter (+1 for NULL terminator) */ 214 union acpi_operand_object **Params; 215 216 UINT8 *AmlLastWhile; 217 union acpi_operand_object **CallerReturnDesc; 218 ACPI_GENERIC_STATE *ControlState; /* List of control states (nested IFs) */ 219 struct acpi_namespace_node *DeferredNode; /* Used when executing deferred opcodes */ 220 union acpi_operand_object *ImplicitReturnObj; 221 struct acpi_namespace_node *MethodCallNode; /* Called method Node*/ 222 ACPI_PARSE_OBJECT *MethodCallOp; /* MethodCall Op if running a method */ 223 union acpi_operand_object *MethodDesc; /* Method descriptor if running a method */ 224 struct acpi_namespace_node *MethodNode; /* Method node if running a method */ 225 char *MethodPathname; /* Full pathname of running method */ 226 ACPI_PARSE_OBJECT *Op; /* Current parser op */ 227 const ACPI_OPCODE_INFO *OpInfo; /* Info on current opcode */ 228 ACPI_PARSE_OBJECT *Origin; /* Start of walk [Obsolete] */ 229 union acpi_operand_object *ResultObj; 230 ACPI_GENERIC_STATE *Results; /* Stack of accumulated results */ 231 union acpi_operand_object *ReturnDesc; /* Return object, if any */ 232 ACPI_GENERIC_STATE *ScopeInfo; /* Stack of nested scopes */ 233 ACPI_PARSE_OBJECT *PrevOp; /* Last op that was processed */ 234 ACPI_PARSE_OBJECT *NextOp; /* next op to be processed */ 235 ACPI_THREAD_STATE *Thread; 236 ACPI_PARSE_DOWNWARDS DescendingCallback; 237 ACPI_PARSE_UPWARDS AscendingCallback; 238 239 } ACPI_WALK_STATE; 240 241 242 /* Info used by AcpiNsInitializeObjects and AcpiDsInitializeObjects */ 243 244 typedef struct acpi_init_walk_info 245 { 246 UINT32 TableIndex; 247 UINT32 ObjectCount; 248 UINT32 MethodCount; 249 UINT32 SerialMethodCount; 250 UINT32 NonSerialMethodCount; 251 UINT32 SerializedMethodCount; 252 UINT32 DeviceCount; 253 UINT32 OpRegionCount; 254 UINT32 FieldCount; 255 UINT32 BufferCount; 256 UINT32 PackageCount; 257 UINT32 OpRegionInit; 258 UINT32 FieldInit; 259 UINT32 BufferInit; 260 UINT32 PackageInit; 261 ACPI_OWNER_ID OwnerId; 262 263 } ACPI_INIT_WALK_INFO; 264 265 266 typedef struct acpi_get_devices_info 267 { 268 ACPI_WALK_CALLBACK UserFunction; 269 void *Context; 270 char *Hid; 271 272 } ACPI_GET_DEVICES_INFO; 273 274 275 typedef union acpi_aml_operands 276 { 277 ACPI_OPERAND_OBJECT *Operands[7]; 278 279 struct 280 { 281 ACPI_OBJECT_INTEGER *Type; 282 ACPI_OBJECT_INTEGER *Code; 283 ACPI_OBJECT_INTEGER *Argument; 284 285 } Fatal; 286 287 struct 288 { 289 ACPI_OPERAND_OBJECT *Source; 290 ACPI_OBJECT_INTEGER *Index; 291 ACPI_OPERAND_OBJECT *Target; 292 293 } Index; 294 295 struct 296 { 297 ACPI_OPERAND_OBJECT *Source; 298 ACPI_OBJECT_INTEGER *Index; 299 ACPI_OBJECT_INTEGER *Length; 300 ACPI_OPERAND_OBJECT *Target; 301 302 } Mid; 303 304 } ACPI_AML_OPERANDS; 305 306 307 /* 308 * Structure used to pass object evaluation information and parameters. 309 * Purpose is to reduce CPU stack use. 310 */ 311 typedef struct acpi_evaluate_info 312 { 313 /* The first 3 elements are passed by the caller to AcpiNsEvaluate */ 314 315 ACPI_NAMESPACE_NODE *PrefixNode; /* Input: starting node */ 316 const char *RelativePathname; /* Input: path relative to PrefixNode */ 317 ACPI_OPERAND_OBJECT **Parameters; /* Input: argument list */ 318 319 ACPI_NAMESPACE_NODE *Node; /* Resolved node (PrefixNode:RelativePathname) */ 320 ACPI_OPERAND_OBJECT *ObjDesc; /* Object attached to the resolved node */ 321 char *FullPathname; /* Full pathname of the resolved node */ 322 323 const ACPI_PREDEFINED_INFO *Predefined; /* Used if Node is a predefined name */ 324 ACPI_OPERAND_OBJECT *ReturnObject; /* Object returned from the evaluation */ 325 union acpi_operand_object *ParentPackage; /* Used if return object is a Package */ 326 327 UINT32 ReturnFlags; /* Used for return value analysis */ 328 UINT32 ReturnBtype; /* Bitmapped type of the returned object */ 329 UINT16 ParamCount; /* Count of the input argument list */ 330 UINT16 NodeFlags; /* Same as Node->Flags */ 331 UINT8 PassNumber; /* Parser pass number */ 332 UINT8 ReturnObjectType; /* Object type of the returned object */ 333 UINT8 Flags; /* General flags */ 334 335 } ACPI_EVALUATE_INFO; 336 337 /* Values for Flags above */ 338 339 #define ACPI_IGNORE_RETURN_VALUE 1 340 341 /* Defines for ReturnFlags field above */ 342 343 #define ACPI_OBJECT_REPAIRED 1 344 #define ACPI_OBJECT_WRAPPED 2 345 346 347 /* Info used by AcpiNsInitializeDevices */ 348 349 typedef struct acpi_device_walk_info 350 { 351 ACPI_TABLE_DESC *TableDesc; 352 ACPI_EVALUATE_INFO *EvaluateInfo; 353 UINT32 DeviceCount; 354 UINT32 Num_STA; 355 UINT32 Num_INI; 356 357 } ACPI_DEVICE_WALK_INFO; 358 359 360 /* Info used by Acpi AcpiDbDisplayFields */ 361 362 typedef struct acpi_region_walk_info 363 { 364 UINT32 DebugLevel; 365 UINT32 Count; 366 ACPI_OWNER_ID OwnerId; 367 UINT8 DisplayType; 368 UINT32 AddressSpaceId; 369 370 } ACPI_REGION_WALK_INFO; 371 372 373 /* TBD: [Restructure] Merge with struct above */ 374 375 typedef struct acpi_walk_info 376 { 377 UINT32 DebugLevel; 378 UINT32 Count; 379 ACPI_OWNER_ID OwnerId; 380 UINT8 DisplayType; 381 382 } ACPI_WALK_INFO; 383 384 /* Display Types */ 385 386 #define ACPI_DISPLAY_SUMMARY (UINT8) 0 387 #define ACPI_DISPLAY_OBJECTS (UINT8) 1 388 #define ACPI_DISPLAY_MASK (UINT8) 1 389 390 #define ACPI_DISPLAY_SHORT (UINT8) 2 391 392 393 #endif 394