1 /****************************************************************************** 2 * 3 * Module Name: acparser.h - AML Parser subcomponent prototypes and defines 4 * $Revision: 1.81 $ 5 * 6 *****************************************************************************/ 7 8 /****************************************************************************** 9 * 10 * 1. Copyright Notice 11 * 12 * Some or all of this work - Copyright (c) 1999 - 2006, Intel Corp. 13 * All rights reserved. 14 * 15 * 2. License 16 * 17 * 2.1. This is your license from Intel Corp. under its intellectual property 18 * rights. You may have additional license terms from the party that provided 19 * you this software, covering your right to use that party's intellectual 20 * property rights. 21 * 22 * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a 23 * copy of the source code appearing in this file ("Covered Code") an 24 * irrevocable, perpetual, worldwide license under Intel's copyrights in the 25 * base code distributed originally by Intel ("Original Intel Code") to copy, 26 * make derivatives, distribute, use and display any portion of the Covered 27 * Code in any form, with the right to sublicense such rights; and 28 * 29 * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent 30 * license (with the right to sublicense), under only those claims of Intel 31 * patents that are infringed by the Original Intel Code, to make, use, sell, 32 * offer to sell, and import the Covered Code and derivative works thereof 33 * solely to the minimum extent necessary to exercise the above copyright 34 * license, and in no event shall the patent license extend to any additions 35 * to or modifications of the Original Intel Code. No other license or right 36 * is granted directly or by implication, estoppel or otherwise; 37 * 38 * The above copyright and patent license is granted only if the following 39 * conditions are met: 40 * 41 * 3. Conditions 42 * 43 * 3.1. Redistribution of Source with Rights to Further Distribute Source. 44 * Redistribution of source code of any substantial portion of the Covered 45 * Code or modification with rights to further distribute source must include 46 * the above Copyright Notice, the above License, this list of Conditions, 47 * and the following Disclaimer and Export Compliance provision. In addition, 48 * Licensee must cause all Covered Code to which Licensee contributes to 49 * contain a file documenting the changes Licensee made to create that Covered 50 * Code and the date of any change. Licensee must include in that file the 51 * documentation of any changes made by any predecessor Licensee. Licensee 52 * must include a prominent statement that the modification is derived, 53 * directly or indirectly, from Original Intel Code. 54 * 55 * 3.2. Redistribution of Source with no Rights to Further Distribute Source. 56 * Redistribution of source code of any substantial portion of the Covered 57 * Code or modification without rights to further distribute source must 58 * include the following Disclaimer and Export Compliance provision in the 59 * documentation and/or other materials provided with distribution. In 60 * addition, Licensee may not authorize further sublicense of source of any 61 * portion of the Covered Code, and must include terms to the effect that the 62 * license from Licensee to its licensee is limited to the intellectual 63 * property embodied in the software Licensee provides to its licensee, and 64 * not to intellectual property embodied in modifications its licensee may 65 * make. 66 * 67 * 3.3. Redistribution of Executable. Redistribution in executable form of any 68 * substantial portion of the Covered Code or modification must reproduce the 69 * above Copyright Notice, and the following Disclaimer and Export Compliance 70 * provision in the documentation and/or other materials provided with the 71 * distribution. 72 * 73 * 3.4. Intel retains all right, title, and interest in and to the Original 74 * Intel Code. 75 * 76 * 3.5. Neither the name Intel nor any other trademark owned or controlled by 77 * Intel shall be used in advertising or otherwise to promote the sale, use or 78 * other dealings in products derived from or relating to the Covered Code 79 * without prior written authorization from Intel. 80 * 81 * 4. Disclaimer and Export Compliance 82 * 83 * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED 84 * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE 85 * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, 86 * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY 87 * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY 88 * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A 89 * PARTICULAR PURPOSE. 90 * 91 * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES 92 * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR 93 * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, 94 * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY 95 * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL 96 * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS 97 * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY 98 * LIMITED REMEDY. 99 * 100 * 4.3. Licensee shall not export, either directly or indirectly, any of this 101 * software or system incorporating such software without first obtaining any 102 * required license or other approval from the U. S. Department of Commerce or 103 * any other agency or department of the United States Government. In the 104 * event Licensee exports any such software from the United States or 105 * re-exports any such software from a foreign destination, Licensee shall 106 * ensure that the distribution and export/re-export of the software is in 107 * compliance with all laws, regulations, orders, or other restrictions of the 108 * U.S. Export Administration Regulations. Licensee agrees that neither it nor 109 * any of its subsidiaries will export/re-export any technical data, process, 110 * software, or service, directly or indirectly, to any country for which the 111 * United States government or any agency thereof requires an export license, 112 * other governmental approval, or letter of assurance, without first obtaining 113 * such license, approval or letter. 114 * 115 *****************************************************************************/ 116 117 118 #ifndef __ACPARSER_H__ 119 #define __ACPARSER_H__ 120 121 122 #define OP_HAS_RETURN_VALUE 1 123 124 /* Variable number of arguments. This field must be 32 bits */ 125 126 #define ACPI_VAR_ARGS ACPI_UINT32_MAX 127 128 129 #define ACPI_PARSE_DELETE_TREE 0x0001 130 #define ACPI_PARSE_NO_TREE_DELETE 0x0000 131 #define ACPI_PARSE_TREE_MASK 0x0001 132 133 #define ACPI_PARSE_LOAD_PASS1 0x0010 134 #define ACPI_PARSE_LOAD_PASS2 0x0020 135 #define ACPI_PARSE_EXECUTE 0x0030 136 #define ACPI_PARSE_MODE_MASK 0x0030 137 138 #define ACPI_PARSE_DEFERRED_OP 0x0100 139 #define ACPI_PARSE_DISASSEMBLE 0x0200 140 141 142 /****************************************************************************** 143 * 144 * Parser interfaces 145 * 146 *****************************************************************************/ 147 148 149 /* 150 * psxface - Parser external interfaces 151 */ 152 ACPI_STATUS 153 AcpiPsExecuteMethod ( 154 ACPI_EVALUATE_INFO *Info); 155 156 157 /* 158 * psargs - Parse AML opcode arguments 159 */ 160 UINT8 * 161 AcpiPsGetNextPackageEnd ( 162 ACPI_PARSE_STATE *ParserState); 163 164 char * 165 AcpiPsGetNextNamestring ( 166 ACPI_PARSE_STATE *ParserState); 167 168 void 169 AcpiPsGetNextSimpleArg ( 170 ACPI_PARSE_STATE *ParserState, 171 UINT32 ArgType, 172 ACPI_PARSE_OBJECT *Arg); 173 174 ACPI_STATUS 175 AcpiPsGetNextNamepath ( 176 ACPI_WALK_STATE *WalkState, 177 ACPI_PARSE_STATE *ParserState, 178 ACPI_PARSE_OBJECT *Arg, 179 BOOLEAN MethodCall); 180 181 ACPI_STATUS 182 AcpiPsGetNextArg ( 183 ACPI_WALK_STATE *WalkState, 184 ACPI_PARSE_STATE *ParserState, 185 UINT32 ArgType, 186 ACPI_PARSE_OBJECT **ReturnArg); 187 188 189 /* 190 * psfind 191 */ 192 ACPI_PARSE_OBJECT * 193 AcpiPsFindName ( 194 ACPI_PARSE_OBJECT *Scope, 195 UINT32 Name, 196 UINT32 Opcode); 197 198 ACPI_PARSE_OBJECT* 199 AcpiPsGetParent ( 200 ACPI_PARSE_OBJECT *Op); 201 202 203 /* 204 * psopcode - AML Opcode information 205 */ 206 const ACPI_OPCODE_INFO * 207 AcpiPsGetOpcodeInfo ( 208 UINT16 Opcode); 209 210 char * 211 AcpiPsGetOpcodeName ( 212 UINT16 Opcode); 213 214 215 /* 216 * psparse - top level parsing routines 217 */ 218 ACPI_STATUS 219 AcpiPsParseAml ( 220 ACPI_WALK_STATE *WalkState); 221 222 UINT32 223 AcpiPsGetOpcodeSize ( 224 UINT32 Opcode); 225 226 UINT16 227 AcpiPsPeekOpcode ( 228 ACPI_PARSE_STATE *state); 229 230 ACPI_STATUS 231 AcpiPsCompleteThisOp ( 232 ACPI_WALK_STATE *WalkState, 233 ACPI_PARSE_OBJECT *Op); 234 235 ACPI_STATUS 236 AcpiPsNextParseState ( 237 ACPI_WALK_STATE *WalkState, 238 ACPI_PARSE_OBJECT *Op, 239 ACPI_STATUS CallbackStatus); 240 241 242 /* 243 * psloop - main parse loop 244 */ 245 ACPI_STATUS 246 AcpiPsParseLoop ( 247 ACPI_WALK_STATE *WalkState); 248 249 250 /* 251 * psscope - Scope stack management routines 252 */ 253 ACPI_STATUS 254 AcpiPsInitScope ( 255 ACPI_PARSE_STATE *ParserState, 256 ACPI_PARSE_OBJECT *Root); 257 258 ACPI_PARSE_OBJECT * 259 AcpiPsGetParentScope ( 260 ACPI_PARSE_STATE *state); 261 262 BOOLEAN 263 AcpiPsHasCompletedScope ( 264 ACPI_PARSE_STATE *ParserState); 265 266 void 267 AcpiPsPopScope ( 268 ACPI_PARSE_STATE *ParserState, 269 ACPI_PARSE_OBJECT **Op, 270 UINT32 *ArgList, 271 UINT32 *ArgCount); 272 273 ACPI_STATUS 274 AcpiPsPushScope ( 275 ACPI_PARSE_STATE *ParserState, 276 ACPI_PARSE_OBJECT *Op, 277 UINT32 RemainingArgs, 278 UINT32 ArgCount); 279 280 void 281 AcpiPsCleanupScope ( 282 ACPI_PARSE_STATE *state); 283 284 285 /* 286 * pstree - parse tree manipulation routines 287 */ 288 void 289 AcpiPsAppendArg( 290 ACPI_PARSE_OBJECT *op, 291 ACPI_PARSE_OBJECT *arg); 292 293 ACPI_PARSE_OBJECT* 294 AcpiPsFind ( 295 ACPI_PARSE_OBJECT *Scope, 296 char *Path, 297 UINT16 Opcode, 298 UINT32 Create); 299 300 ACPI_PARSE_OBJECT * 301 AcpiPsGetArg( 302 ACPI_PARSE_OBJECT *op, 303 UINT32 argn); 304 305 ACPI_PARSE_OBJECT * 306 AcpiPsGetDepthNext ( 307 ACPI_PARSE_OBJECT *Origin, 308 ACPI_PARSE_OBJECT *Op); 309 310 311 /* 312 * pswalk - parse tree walk routines 313 */ 314 ACPI_STATUS 315 AcpiPsWalkParsedAml ( 316 ACPI_PARSE_OBJECT *StartOp, 317 ACPI_PARSE_OBJECT *EndOp, 318 ACPI_OPERAND_OBJECT *MthDesc, 319 ACPI_NAMESPACE_NODE *StartNode, 320 ACPI_OPERAND_OBJECT **Params, 321 ACPI_OPERAND_OBJECT **CallerReturnDesc, 322 ACPI_OWNER_ID OwnerId, 323 ACPI_PARSE_DOWNWARDS DescendingCallback, 324 ACPI_PARSE_UPWARDS AscendingCallback); 325 326 ACPI_STATUS 327 AcpiPsGetNextWalkOp ( 328 ACPI_WALK_STATE *WalkState, 329 ACPI_PARSE_OBJECT *Op, 330 ACPI_PARSE_UPWARDS AscendingCallback); 331 332 ACPI_STATUS 333 AcpiPsDeleteCompletedOp ( 334 ACPI_WALK_STATE *WalkState); 335 336 void 337 AcpiPsDeleteParseTree ( 338 ACPI_PARSE_OBJECT *root); 339 340 341 /* 342 * psutils - parser utilities 343 */ 344 ACPI_PARSE_OBJECT * 345 AcpiPsCreateScopeOp ( 346 void); 347 348 void 349 AcpiPsInitOp ( 350 ACPI_PARSE_OBJECT *op, 351 UINT16 opcode); 352 353 ACPI_PARSE_OBJECT * 354 AcpiPsAllocOp ( 355 UINT16 opcode); 356 357 void 358 AcpiPsFreeOp ( 359 ACPI_PARSE_OBJECT *Op); 360 361 BOOLEAN 362 AcpiPsIsLeadingChar ( 363 UINT32 c); 364 365 BOOLEAN 366 AcpiPsIsPrefixChar ( 367 UINT32 c); 368 369 UINT32 370 AcpiPsGetName( 371 ACPI_PARSE_OBJECT *op); 372 373 void 374 AcpiPsSetName( 375 ACPI_PARSE_OBJECT *op, 376 UINT32 name); 377 378 379 /* 380 * psdump - display parser tree 381 */ 382 UINT32 383 AcpiPsSprintPath ( 384 char *BufferStart, 385 UINT32 BufferSize, 386 ACPI_PARSE_OBJECT *Op); 387 388 UINT32 389 AcpiPsSprintOp ( 390 char *BufferStart, 391 UINT32 BufferSize, 392 ACPI_PARSE_OBJECT *Op); 393 394 void 395 AcpiPsShow ( 396 ACPI_PARSE_OBJECT *op); 397 398 399 #endif /* __ACPARSER_H__ */ 400