adwalk.c revision 316303
1167802Sjkim/****************************************************************************** 2167802Sjkim * 3167802Sjkim * Module Name: adwalk - Application-level disassembler parse tree walk routines 4167802Sjkim * 5167802Sjkim *****************************************************************************/ 6167802Sjkim 7316303Sjkim/****************************************************************************** 8316303Sjkim * 9316303Sjkim * 1. Copyright Notice 10316303Sjkim * 11316303Sjkim * Some or all of this work - Copyright (c) 1999 - 2017, Intel Corp. 12167802Sjkim * All rights reserved. 13167802Sjkim * 14316303Sjkim * 2. License 15316303Sjkim * 16316303Sjkim * 2.1. This is your license from Intel Corp. under its intellectual property 17316303Sjkim * rights. You may have additional license terms from the party that provided 18316303Sjkim * you this software, covering your right to use that party's intellectual 19316303Sjkim * property rights. 20316303Sjkim * 21316303Sjkim * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a 22316303Sjkim * copy of the source code appearing in this file ("Covered Code") an 23316303Sjkim * irrevocable, perpetual, worldwide license under Intel's copyrights in the 24316303Sjkim * base code distributed originally by Intel ("Original Intel Code") to copy, 25316303Sjkim * make derivatives, distribute, use and display any portion of the Covered 26316303Sjkim * Code in any form, with the right to sublicense such rights; and 27316303Sjkim * 28316303Sjkim * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent 29316303Sjkim * license (with the right to sublicense), under only those claims of Intel 30316303Sjkim * patents that are infringed by the Original Intel Code, to make, use, sell, 31316303Sjkim * offer to sell, and import the Covered Code and derivative works thereof 32316303Sjkim * solely to the minimum extent necessary to exercise the above copyright 33316303Sjkim * license, and in no event shall the patent license extend to any additions 34316303Sjkim * to or modifications of the Original Intel Code. No other license or right 35316303Sjkim * is granted directly or by implication, estoppel or otherwise; 36316303Sjkim * 37316303Sjkim * The above copyright and patent license is granted only if the following 38316303Sjkim * conditions are met: 39316303Sjkim * 40316303Sjkim * 3. Conditions 41316303Sjkim * 42316303Sjkim * 3.1. Redistribution of Source with Rights to Further Distribute Source. 43316303Sjkim * Redistribution of source code of any substantial portion of the Covered 44316303Sjkim * Code or modification with rights to further distribute source must include 45316303Sjkim * the above Copyright Notice, the above License, this list of Conditions, 46316303Sjkim * and the following Disclaimer and Export Compliance provision. In addition, 47316303Sjkim * Licensee must cause all Covered Code to which Licensee contributes to 48316303Sjkim * contain a file documenting the changes Licensee made to create that Covered 49316303Sjkim * Code and the date of any change. Licensee must include in that file the 50316303Sjkim * documentation of any changes made by any predecessor Licensee. Licensee 51316303Sjkim * must include a prominent statement that the modification is derived, 52316303Sjkim * directly or indirectly, from Original Intel Code. 53316303Sjkim * 54316303Sjkim * 3.2. Redistribution of Source with no Rights to Further Distribute Source. 55316303Sjkim * Redistribution of source code of any substantial portion of the Covered 56316303Sjkim * Code or modification without rights to further distribute source must 57316303Sjkim * include the following Disclaimer and Export Compliance provision in the 58316303Sjkim * documentation and/or other materials provided with distribution. In 59316303Sjkim * addition, Licensee may not authorize further sublicense of source of any 60316303Sjkim * portion of the Covered Code, and must include terms to the effect that the 61316303Sjkim * license from Licensee to its licensee is limited to the intellectual 62316303Sjkim * property embodied in the software Licensee provides to its licensee, and 63316303Sjkim * not to intellectual property embodied in modifications its licensee may 64316303Sjkim * make. 65316303Sjkim * 66316303Sjkim * 3.3. Redistribution of Executable. Redistribution in executable form of any 67316303Sjkim * substantial portion of the Covered Code or modification must reproduce the 68316303Sjkim * above Copyright Notice, and the following Disclaimer and Export Compliance 69316303Sjkim * provision in the documentation and/or other materials provided with the 70316303Sjkim * distribution. 71316303Sjkim * 72316303Sjkim * 3.4. Intel retains all right, title, and interest in and to the Original 73316303Sjkim * Intel Code. 74316303Sjkim * 75316303Sjkim * 3.5. Neither the name Intel nor any other trademark owned or controlled by 76316303Sjkim * Intel shall be used in advertising or otherwise to promote the sale, use or 77316303Sjkim * other dealings in products derived from or relating to the Covered Code 78316303Sjkim * without prior written authorization from Intel. 79316303Sjkim * 80316303Sjkim * 4. Disclaimer and Export Compliance 81316303Sjkim * 82316303Sjkim * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED 83316303Sjkim * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE 84316303Sjkim * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, 85316303Sjkim * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY 86316303Sjkim * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY 87316303Sjkim * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A 88316303Sjkim * PARTICULAR PURPOSE. 89316303Sjkim * 90316303Sjkim * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES 91316303Sjkim * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR 92316303Sjkim * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, 93316303Sjkim * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY 94316303Sjkim * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL 95316303Sjkim * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS 96316303Sjkim * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY 97316303Sjkim * LIMITED REMEDY. 98316303Sjkim * 99316303Sjkim * 4.3. Licensee shall not export, either directly or indirectly, any of this 100316303Sjkim * software or system incorporating such software without first obtaining any 101316303Sjkim * required license or other approval from the U. S. Department of Commerce or 102316303Sjkim * any other agency or department of the United States Government. In the 103316303Sjkim * event Licensee exports any such software from the United States or 104316303Sjkim * re-exports any such software from a foreign destination, Licensee shall 105316303Sjkim * ensure that the distribution and export/re-export of the software is in 106316303Sjkim * compliance with all laws, regulations, orders, or other restrictions of the 107316303Sjkim * U.S. Export Administration Regulations. Licensee agrees that neither it nor 108316303Sjkim * any of its subsidiaries will export/re-export any technical data, process, 109316303Sjkim * software, or service, directly or indirectly, to any country for which the 110316303Sjkim * United States government or any agency thereof requires an export license, 111316303Sjkim * other governmental approval, or letter of assurance, without first obtaining 112316303Sjkim * such license, approval or letter. 113316303Sjkim * 114316303Sjkim ***************************************************************************** 115316303Sjkim * 116316303Sjkim * Alternatively, you may choose to be licensed under the terms of the 117316303Sjkim * following license: 118316303Sjkim * 119217365Sjkim * Redistribution and use in source and binary forms, with or without 120217365Sjkim * modification, are permitted provided that the following conditions 121217365Sjkim * are met: 122217365Sjkim * 1. Redistributions of source code must retain the above copyright 123217365Sjkim * notice, this list of conditions, and the following disclaimer, 124217365Sjkim * without modification. 125217365Sjkim * 2. Redistributions in binary form must reproduce at minimum a disclaimer 126217365Sjkim * substantially similar to the "NO WARRANTY" disclaimer below 127217365Sjkim * ("Disclaimer") and any redistribution must be conditioned upon 128217365Sjkim * including a substantially similar Disclaimer requirement for further 129217365Sjkim * binary redistribution. 130217365Sjkim * 3. Neither the names of the above-listed copyright holders nor the names 131217365Sjkim * of any contributors may be used to endorse or promote products derived 132217365Sjkim * from this software without specific prior written permission. 133167802Sjkim * 134316303Sjkim * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 135316303Sjkim * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 136316303Sjkim * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 137316303Sjkim * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 138316303Sjkim * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 139316303Sjkim * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 140316303Sjkim * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 141316303Sjkim * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 142316303Sjkim * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 143316303Sjkim * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 144316303Sjkim * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 145316303Sjkim * 146316303Sjkim * Alternatively, you may choose to be licensed under the terms of the 147217365Sjkim * GNU General Public License ("GPL") version 2 as published by the Free 148217365Sjkim * Software Foundation. 149167802Sjkim * 150316303Sjkim *****************************************************************************/ 151167802Sjkim 152193529Sjkim#include <contrib/dev/acpica/include/acpi.h> 153193529Sjkim#include <contrib/dev/acpica/include/accommon.h> 154193529Sjkim#include <contrib/dev/acpica/include/acparser.h> 155193529Sjkim#include <contrib/dev/acpica/include/amlcode.h> 156193529Sjkim#include <contrib/dev/acpica/include/acdisasm.h> 157193529Sjkim#include <contrib/dev/acpica/include/acdispat.h> 158193529Sjkim#include <contrib/dev/acpica/include/acnamesp.h> 159193529Sjkim#include <contrib/dev/acpica/include/acapps.h> 160167802Sjkim 161167802Sjkim 162167802Sjkim#define _COMPONENT ACPI_TOOLS 163167802Sjkim ACPI_MODULE_NAME ("adwalk") 164167802Sjkim 165167802Sjkim/* 166167802Sjkim * aslmap - opcode mappings and reserved method names 167167802Sjkim */ 168167802SjkimACPI_OBJECT_TYPE 169167802SjkimAslMapNamedOpcodeToDataType ( 170167802Sjkim UINT16 Opcode); 171167802Sjkim 172167802Sjkim/* Local prototypes */ 173167802Sjkim 174167802Sjkimstatic ACPI_STATUS 175167802SjkimAcpiDmFindOrphanDescending ( 176167802Sjkim ACPI_PARSE_OBJECT *Op, 177167802Sjkim UINT32 Level, 178167802Sjkim void *Context); 179167802Sjkim 180167802Sjkimstatic ACPI_STATUS 181167802SjkimAcpiDmDumpDescending ( 182167802Sjkim ACPI_PARSE_OBJECT *Op, 183167802Sjkim UINT32 Level, 184167802Sjkim void *Context); 185167802Sjkim 186167802Sjkimstatic ACPI_STATUS 187167802SjkimAcpiDmXrefDescendingOp ( 188167802Sjkim ACPI_PARSE_OBJECT *Op, 189167802Sjkim UINT32 Level, 190167802Sjkim void *Context); 191167802Sjkim 192167802Sjkimstatic ACPI_STATUS 193167802SjkimAcpiDmCommonAscendingOp ( 194167802Sjkim ACPI_PARSE_OBJECT *Op, 195167802Sjkim UINT32 Level, 196167802Sjkim void *Context); 197167802Sjkim 198167802Sjkimstatic ACPI_STATUS 199167802SjkimAcpiDmLoadDescendingOp ( 200167802Sjkim ACPI_PARSE_OBJECT *Op, 201167802Sjkim UINT32 Level, 202167802Sjkim void *Context); 203167802Sjkim 204167802Sjkimstatic UINT32 205167802SjkimAcpiDmInspectPossibleArgs ( 206167802Sjkim UINT32 CurrentOpArgCount, 207167802Sjkim UINT32 TargetCount, 208167802Sjkim ACPI_PARSE_OBJECT *Op); 209167802Sjkim 210167802Sjkimstatic ACPI_STATUS 211167802SjkimAcpiDmResourceDescendingOp ( 212167802Sjkim ACPI_PARSE_OBJECT *Op, 213167802Sjkim UINT32 Level, 214167802Sjkim void *Context); 215167802Sjkim 216167802Sjkim 217167802Sjkim/******************************************************************************* 218167802Sjkim * 219167802Sjkim * FUNCTION: AcpiDmDumpTree 220167802Sjkim * 221198237Sjkim * PARAMETERS: Origin - Starting object 222167802Sjkim * 223167802Sjkim * RETURN: None 224167802Sjkim * 225167802Sjkim * DESCRIPTION: Parse tree walk to format and output the nodes 226167802Sjkim * 227167802Sjkim ******************************************************************************/ 228167802Sjkim 229167802Sjkimvoid 230167802SjkimAcpiDmDumpTree ( 231167802Sjkim ACPI_PARSE_OBJECT *Origin) 232167802Sjkim{ 233167802Sjkim ACPI_OP_WALK_INFO Info; 234167802Sjkim 235167802Sjkim 236167802Sjkim if (!Origin) 237167802Sjkim { 238167802Sjkim return; 239167802Sjkim } 240167802Sjkim 241167802Sjkim AcpiOsPrintf ("/*\nAML Parse Tree\n\n"); 242167802Sjkim Info.Flags = 0; 243167802Sjkim Info.Count = 0; 244167802Sjkim Info.Level = 0; 245167802Sjkim Info.WalkState = NULL; 246298714Sjkim 247167802Sjkim AcpiDmWalkParseTree (Origin, AcpiDmDumpDescending, NULL, &Info); 248167802Sjkim AcpiOsPrintf ("*/\n\n"); 249167802Sjkim} 250167802Sjkim 251167802Sjkim 252167802Sjkim/******************************************************************************* 253167802Sjkim * 254167802Sjkim * FUNCTION: AcpiDmFindOrphanMethods 255167802Sjkim * 256198237Sjkim * PARAMETERS: Origin - Starting object 257167802Sjkim * 258167802Sjkim * RETURN: None 259167802Sjkim * 260167802Sjkim * DESCRIPTION: Parse tree walk to find "orphaned" method invocations -- methods 261167802Sjkim * that are not resolved in the namespace 262167802Sjkim * 263167802Sjkim ******************************************************************************/ 264167802Sjkim 265167802Sjkimvoid 266167802SjkimAcpiDmFindOrphanMethods ( 267167802Sjkim ACPI_PARSE_OBJECT *Origin) 268167802Sjkim{ 269167802Sjkim ACPI_OP_WALK_INFO Info; 270167802Sjkim 271167802Sjkim 272167802Sjkim if (!Origin) 273167802Sjkim { 274167802Sjkim return; 275167802Sjkim } 276167802Sjkim 277167802Sjkim Info.Flags = 0; 278167802Sjkim Info.Level = 0; 279167802Sjkim Info.WalkState = NULL; 280298714Sjkim 281167802Sjkim AcpiDmWalkParseTree (Origin, AcpiDmFindOrphanDescending, NULL, &Info); 282167802Sjkim} 283167802Sjkim 284167802Sjkim 285167802Sjkim/******************************************************************************* 286167802Sjkim * 287167802Sjkim * FUNCTION: AcpiDmFinishNamespaceLoad 288167802Sjkim * 289167802Sjkim * PARAMETERS: ParseTreeRoot - Root of the parse tree 290167802Sjkim * NamespaceRoot - Root of the internal namespace 291193529Sjkim * OwnerId - OwnerId of the table to be disassembled 292167802Sjkim * 293167802Sjkim * RETURN: None 294167802Sjkim * 295167802Sjkim * DESCRIPTION: Load all namespace items that are created within control 296167802Sjkim * methods. Used before namespace cross reference 297167802Sjkim * 298167802Sjkim ******************************************************************************/ 299167802Sjkim 300167802Sjkimvoid 301167802SjkimAcpiDmFinishNamespaceLoad ( 302167802Sjkim ACPI_PARSE_OBJECT *ParseTreeRoot, 303193529Sjkim ACPI_NAMESPACE_NODE *NamespaceRoot, 304193529Sjkim ACPI_OWNER_ID OwnerId) 305167802Sjkim{ 306167802Sjkim ACPI_STATUS Status; 307167802Sjkim ACPI_OP_WALK_INFO Info; 308167802Sjkim ACPI_WALK_STATE *WalkState; 309167802Sjkim 310167802Sjkim 311167802Sjkim if (!ParseTreeRoot) 312167802Sjkim { 313167802Sjkim return; 314167802Sjkim } 315167802Sjkim 316167802Sjkim /* Create and initialize a new walk state */ 317167802Sjkim 318193529Sjkim WalkState = AcpiDsCreateWalkState (OwnerId, ParseTreeRoot, NULL, NULL); 319167802Sjkim if (!WalkState) 320167802Sjkim { 321167802Sjkim return; 322167802Sjkim } 323167802Sjkim 324298714Sjkim Status = AcpiDsScopeStackPush (NamespaceRoot, NamespaceRoot->Type, 325298714Sjkim WalkState); 326167802Sjkim if (ACPI_FAILURE (Status)) 327167802Sjkim { 328167802Sjkim return; 329167802Sjkim } 330167802Sjkim 331167802Sjkim Info.Flags = 0; 332167802Sjkim Info.Level = 0; 333167802Sjkim Info.WalkState = WalkState; 334298714Sjkim 335167802Sjkim AcpiDmWalkParseTree (ParseTreeRoot, AcpiDmLoadDescendingOp, 336167802Sjkim AcpiDmCommonAscendingOp, &Info); 337167802Sjkim ACPI_FREE (WalkState); 338167802Sjkim} 339167802Sjkim 340167802Sjkim 341167802Sjkim/******************************************************************************* 342167802Sjkim * 343167802Sjkim * FUNCTION: AcpiDmCrossReferenceNamespace 344167802Sjkim * 345167802Sjkim * PARAMETERS: ParseTreeRoot - Root of the parse tree 346167802Sjkim * NamespaceRoot - Root of the internal namespace 347193529Sjkim * OwnerId - OwnerId of the table to be disassembled 348167802Sjkim * 349167802Sjkim * RETURN: None 350167802Sjkim * 351167802Sjkim * DESCRIPTION: Cross reference the namespace to create externals 352167802Sjkim * 353167802Sjkim ******************************************************************************/ 354167802Sjkim 355167802Sjkimvoid 356167802SjkimAcpiDmCrossReferenceNamespace ( 357167802Sjkim ACPI_PARSE_OBJECT *ParseTreeRoot, 358193529Sjkim ACPI_NAMESPACE_NODE *NamespaceRoot, 359193529Sjkim ACPI_OWNER_ID OwnerId) 360167802Sjkim{ 361167802Sjkim ACPI_STATUS Status; 362167802Sjkim ACPI_OP_WALK_INFO Info; 363167802Sjkim ACPI_WALK_STATE *WalkState; 364167802Sjkim 365167802Sjkim 366167802Sjkim if (!ParseTreeRoot) 367167802Sjkim { 368167802Sjkim return; 369167802Sjkim } 370167802Sjkim 371167802Sjkim /* Create and initialize a new walk state */ 372167802Sjkim 373193529Sjkim WalkState = AcpiDsCreateWalkState (OwnerId, ParseTreeRoot, NULL, NULL); 374167802Sjkim if (!WalkState) 375167802Sjkim { 376167802Sjkim return; 377167802Sjkim } 378167802Sjkim 379298714Sjkim Status = AcpiDsScopeStackPush (NamespaceRoot, NamespaceRoot->Type, 380298714Sjkim WalkState); 381167802Sjkim if (ACPI_FAILURE (Status)) 382167802Sjkim { 383167802Sjkim return; 384167802Sjkim } 385167802Sjkim 386167802Sjkim Info.Flags = 0; 387167802Sjkim Info.Level = 0; 388167802Sjkim Info.WalkState = WalkState; 389298714Sjkim 390167802Sjkim AcpiDmWalkParseTree (ParseTreeRoot, AcpiDmXrefDescendingOp, 391167802Sjkim AcpiDmCommonAscendingOp, &Info); 392167802Sjkim ACPI_FREE (WalkState); 393167802Sjkim} 394167802Sjkim 395167802Sjkim 396167802Sjkim/******************************************************************************* 397167802Sjkim * 398167802Sjkim * FUNCTION: AcpiDmConvertResourceIndexes 399167802Sjkim * 400167802Sjkim * PARAMETERS: ParseTreeRoot - Root of the parse tree 401167802Sjkim * NamespaceRoot - Root of the internal namespace 402167802Sjkim * 403167802Sjkim * RETURN: None 404167802Sjkim * 405167802Sjkim * DESCRIPTION: Convert fixed-offset references to resource descriptors to 406167802Sjkim * symbolic references. Should only be called after namespace has 407167802Sjkim * been cross referenced. 408167802Sjkim * 409167802Sjkim ******************************************************************************/ 410167802Sjkim 411167802Sjkimvoid 412167802SjkimAcpiDmConvertResourceIndexes ( 413167802Sjkim ACPI_PARSE_OBJECT *ParseTreeRoot, 414167802Sjkim ACPI_NAMESPACE_NODE *NamespaceRoot) 415167802Sjkim{ 416167802Sjkim ACPI_STATUS Status; 417167802Sjkim ACPI_OP_WALK_INFO Info; 418167802Sjkim ACPI_WALK_STATE *WalkState; 419167802Sjkim 420167802Sjkim 421167802Sjkim if (!ParseTreeRoot) 422167802Sjkim { 423167802Sjkim return; 424167802Sjkim } 425167802Sjkim 426167802Sjkim /* Create and initialize a new walk state */ 427167802Sjkim 428167802Sjkim WalkState = AcpiDsCreateWalkState (0, ParseTreeRoot, NULL, NULL); 429167802Sjkim if (!WalkState) 430167802Sjkim { 431167802Sjkim return; 432167802Sjkim } 433167802Sjkim 434298714Sjkim Status = AcpiDsScopeStackPush (NamespaceRoot, NamespaceRoot->Type, 435298714Sjkim WalkState); 436167802Sjkim if (ACPI_FAILURE (Status)) 437167802Sjkim { 438298714Sjkim ACPI_FREE (WalkState); 439167802Sjkim return; 440167802Sjkim } 441167802Sjkim 442167802Sjkim Info.Flags = 0; 443167802Sjkim Info.Level = 0; 444167802Sjkim Info.WalkState = WalkState; 445298714Sjkim 446167802Sjkim AcpiDmWalkParseTree (ParseTreeRoot, AcpiDmResourceDescendingOp, 447167802Sjkim AcpiDmCommonAscendingOp, &Info); 448167802Sjkim ACPI_FREE (WalkState); 449167802Sjkim return; 450167802Sjkim} 451167802Sjkim 452167802Sjkim 453167802Sjkim/******************************************************************************* 454167802Sjkim * 455167802Sjkim * FUNCTION: AcpiDmDumpDescending 456167802Sjkim * 457167802Sjkim * PARAMETERS: ASL_WALK_CALLBACK 458167802Sjkim * 459167802Sjkim * RETURN: Status 460167802Sjkim * 461167802Sjkim * DESCRIPTION: Format and print contents of one parse Op. 462167802Sjkim * 463167802Sjkim ******************************************************************************/ 464167802Sjkim 465167802Sjkimstatic ACPI_STATUS 466167802SjkimAcpiDmDumpDescending ( 467167802Sjkim ACPI_PARSE_OBJECT *Op, 468167802Sjkim UINT32 Level, 469167802Sjkim void *Context) 470167802Sjkim{ 471167802Sjkim ACPI_OP_WALK_INFO *Info = Context; 472167802Sjkim char *Path; 473167802Sjkim 474167802Sjkim 475167802Sjkim if (!Op) 476167802Sjkim { 477167802Sjkim return (AE_OK); 478167802Sjkim } 479167802Sjkim 480167802Sjkim /* Most of the information (count, level, name) here */ 481167802Sjkim 482198237Sjkim Info->Count++; 483167802Sjkim AcpiOsPrintf ("% 5d [%2.2d] ", Info->Count, Level); 484167802Sjkim AcpiDmIndent (Level); 485167802Sjkim AcpiOsPrintf ("%-28s", AcpiPsGetOpcodeName (Op->Common.AmlOpcode)); 486167802Sjkim 487167802Sjkim /* Extra info is helpful */ 488167802Sjkim 489167802Sjkim switch (Op->Common.AmlOpcode) 490167802Sjkim { 491167802Sjkim case AML_BYTE_OP: 492254745Sjkim 493254745Sjkim AcpiOsPrintf ("%2.2X", (UINT32) Op->Common.Value.Integer); 494254745Sjkim break; 495254745Sjkim 496167802Sjkim case AML_WORD_OP: 497254745Sjkim 498254745Sjkim AcpiOsPrintf ("%4.4X", (UINT32) Op->Common.Value.Integer); 499254745Sjkim break; 500254745Sjkim 501167802Sjkim case AML_DWORD_OP: 502250838Sjkim 503254745Sjkim AcpiOsPrintf ("%8.8X", (UINT32) Op->Common.Value.Integer); 504167802Sjkim break; 505167802Sjkim 506228110Sjkim case AML_QWORD_OP: 507250838Sjkim 508228110Sjkim AcpiOsPrintf ("%8.8X%8.8X", ACPI_FORMAT_UINT64 (Op->Common.Value.Integer)); 509228110Sjkim break; 510228110Sjkim 511167802Sjkim case AML_INT_NAMEPATH_OP: 512250838Sjkim 513167802Sjkim if (Op->Common.Value.String) 514167802Sjkim { 515167802Sjkim AcpiNsExternalizeName (ACPI_UINT32_MAX, Op->Common.Value.String, 516298714Sjkim NULL, &Path); 517167802Sjkim AcpiOsPrintf ("%s %p", Path, Op->Common.Node); 518167802Sjkim ACPI_FREE (Path); 519167802Sjkim } 520167802Sjkim else 521167802Sjkim { 522167802Sjkim AcpiOsPrintf ("[NULL]"); 523167802Sjkim } 524167802Sjkim break; 525167802Sjkim 526167802Sjkim case AML_NAME_OP: 527167802Sjkim case AML_METHOD_OP: 528167802Sjkim case AML_DEVICE_OP: 529167802Sjkim case AML_INT_NAMEDFIELD_OP: 530250838Sjkim 531198237Sjkim AcpiOsPrintf ("%4.4s", ACPI_CAST_PTR (char, &Op->Named.Name)); 532167802Sjkim break; 533193529Sjkim 534193529Sjkim default: 535250838Sjkim 536193529Sjkim break; 537167802Sjkim } 538167802Sjkim 539167802Sjkim AcpiOsPrintf ("\n"); 540167802Sjkim return (AE_OK); 541167802Sjkim} 542167802Sjkim 543167802Sjkim 544167802Sjkim/******************************************************************************* 545167802Sjkim * 546167802Sjkim * FUNCTION: AcpiDmFindOrphanDescending 547167802Sjkim * 548167802Sjkim * PARAMETERS: ASL_WALK_CALLBACK 549167802Sjkim * 550167802Sjkim * RETURN: Status 551167802Sjkim * 552167802Sjkim * DESCRIPTION: Check namepath Ops for orphaned method invocations 553167802Sjkim * 554298714Sjkim * Note: Parts of this are experimental, under possible further development. 555167802Sjkim * 556167802Sjkim ******************************************************************************/ 557167802Sjkim 558167802Sjkimstatic ACPI_STATUS 559167802SjkimAcpiDmFindOrphanDescending ( 560167802Sjkim ACPI_PARSE_OBJECT *Op, 561167802Sjkim UINT32 Level, 562167802Sjkim void *Context) 563167802Sjkim{ 564167802Sjkim const ACPI_OPCODE_INFO *OpInfo; 565167802Sjkim ACPI_PARSE_OBJECT *ChildOp; 566167802Sjkim ACPI_PARSE_OBJECT *NextOp; 567167802Sjkim ACPI_PARSE_OBJECT *ParentOp; 568167802Sjkim UINT32 ArgCount; 569167802Sjkim 570167802Sjkim 571167802Sjkim if (!Op) 572167802Sjkim { 573167802Sjkim return (AE_OK); 574167802Sjkim } 575167802Sjkim 576167802Sjkim OpInfo = AcpiPsGetOpcodeInfo (Op->Common.AmlOpcode); 577167802Sjkim 578167802Sjkim switch (Op->Common.AmlOpcode) 579167802Sjkim { 580167802Sjkim#ifdef ACPI_UNDER_DEVELOPMENT 581167802Sjkim case AML_ADD_OP: 582250838Sjkim 583167802Sjkim ChildOp = Op->Common.Value.Arg; 584167802Sjkim if ((ChildOp->Common.AmlOpcode == AML_INT_NAMEPATH_OP) && 585167802Sjkim !ChildOp->Common.Node) 586167802Sjkim { 587167802Sjkim AcpiNsExternalizeName (ACPI_UINT32_MAX, ChildOp->Common.Value.String, 588272444Sjkim NULL, &Path); 589272444Sjkim AcpiOsPrintf ("/* %-16s A-NAMEPATH: %s */\n", 590272444Sjkim Op->Common.AmlOpName, Path); 591167802Sjkim ACPI_FREE (Path); 592167802Sjkim 593167802Sjkim NextOp = Op->Common.Next; 594167802Sjkim if (!NextOp) 595167802Sjkim { 596167802Sjkim /* This NamePath has no args, assume it is an integer */ 597167802Sjkim 598272444Sjkim AcpiDmAddOpToExternalList (ChildOp, 599272444Sjkim ChildOp->Common.Value.String, ACPI_TYPE_INTEGER, 0, 0); 600167802Sjkim return (AE_OK); 601167802Sjkim } 602167802Sjkim 603167802Sjkim ArgCount = AcpiDmInspectPossibleArgs (3, 1, NextOp); 604272444Sjkim AcpiOsPrintf ("/* A-CHILDREN: %u Actual %u */\n", 605272444Sjkim ArgCount, AcpiDmCountChildren (Op)); 606167802Sjkim 607167802Sjkim if (ArgCount < 1) 608167802Sjkim { 609167802Sjkim /* One Arg means this is just a Store(Name,Target) */ 610167802Sjkim 611272444Sjkim AcpiDmAddOpToExternalList (ChildOp, 612272444Sjkim ChildOp->Common.Value.String, ACPI_TYPE_INTEGER, 0, 0); 613167802Sjkim return (AE_OK); 614167802Sjkim } 615167802Sjkim 616272444Sjkim AcpiDmAddOpToExternalList (ChildOp, 617272444Sjkim ChildOp->Common.Value.String, ACPI_TYPE_METHOD, ArgCount, 0); 618167802Sjkim } 619167802Sjkim break; 620298714Sjkim 621167802Sjkim#endif 622167802Sjkim 623167802Sjkim case AML_STORE_OP: 624167802Sjkim 625167802Sjkim ChildOp = Op->Common.Value.Arg; 626167802Sjkim if ((ChildOp->Common.AmlOpcode == AML_INT_NAMEPATH_OP) && 627167802Sjkim !ChildOp->Common.Node) 628167802Sjkim { 629167802Sjkim NextOp = Op->Common.Next; 630167802Sjkim if (!NextOp) 631167802Sjkim { 632167802Sjkim /* This NamePath has no args, assume it is an integer */ 633167802Sjkim 634272444Sjkim AcpiDmAddOpToExternalList (ChildOp, 635272444Sjkim ChildOp->Common.Value.String, ACPI_TYPE_INTEGER, 0, 0); 636167802Sjkim return (AE_OK); 637167802Sjkim } 638167802Sjkim 639167802Sjkim ArgCount = AcpiDmInspectPossibleArgs (2, 1, NextOp); 640167802Sjkim if (ArgCount <= 1) 641167802Sjkim { 642167802Sjkim /* One Arg means this is just a Store(Name,Target) */ 643167802Sjkim 644272444Sjkim AcpiDmAddOpToExternalList (ChildOp, 645298714Sjkim ChildOp->Common.Value.String, ACPI_TYPE_INTEGER, ArgCount, 0); 646167802Sjkim return (AE_OK); 647167802Sjkim } 648167802Sjkim 649272444Sjkim AcpiDmAddOpToExternalList (ChildOp, 650272444Sjkim ChildOp->Common.Value.String, ACPI_TYPE_METHOD, ArgCount, 0); 651167802Sjkim } 652167802Sjkim break; 653167802Sjkim 654167802Sjkim case AML_INT_NAMEPATH_OP: 655167802Sjkim 656167802Sjkim /* Must examine parent to see if this namepath is an argument */ 657167802Sjkim 658167802Sjkim ParentOp = Op->Common.Parent; 659167802Sjkim OpInfo = AcpiPsGetOpcodeInfo (ParentOp->Common.AmlOpcode); 660167802Sjkim 661167802Sjkim if ((OpInfo->Class != AML_CLASS_EXECUTE) && 662167802Sjkim (OpInfo->Class != AML_CLASS_CREATE) && 663235945Sjkim (OpInfo->ObjectType != ACPI_TYPE_LOCAL_ALIAS) && 664167802Sjkim (ParentOp->Common.AmlOpcode != AML_INT_METHODCALL_OP) && 665167802Sjkim !Op->Common.Node) 666167802Sjkim { 667298714Sjkim ArgCount = AcpiDmInspectPossibleArgs (0, 0, Op); 668167802Sjkim 669167802Sjkim /* 670167802Sjkim * Check if namepath is a predicate for if/while or lone parameter to 671167802Sjkim * a return. 672167802Sjkim */ 673167802Sjkim if (ArgCount == 0) 674167802Sjkim { 675167802Sjkim if (((ParentOp->Common.AmlOpcode == AML_IF_OP) || 676167802Sjkim (ParentOp->Common.AmlOpcode == AML_WHILE_OP) || 677167802Sjkim (ParentOp->Common.AmlOpcode == AML_RETURN_OP)) && 678167802Sjkim 679167802Sjkim /* And namepath is the first argument */ 680167802Sjkim (ParentOp->Common.Value.Arg == Op)) 681167802Sjkim { 682272444Sjkim AcpiDmAddOpToExternalList (Op, 683272444Sjkim Op->Common.Value.String, ACPI_TYPE_INTEGER, 0, 0); 684167802Sjkim break; 685167802Sjkim } 686167802Sjkim } 687167802Sjkim 688167802Sjkim /* 689167802Sjkim * This is a standalone namestring (not a parameter to another 690167802Sjkim * operator) - it *must* be a method invocation, nothing else is 691167802Sjkim * grammatically possible. 692167802Sjkim */ 693272444Sjkim AcpiDmAddOpToExternalList (Op, 694272444Sjkim Op->Common.Value.String, ACPI_TYPE_METHOD, ArgCount, 0); 695167802Sjkim } 696167802Sjkim break; 697193529Sjkim 698193529Sjkim default: 699250838Sjkim 700193529Sjkim break; 701167802Sjkim } 702167802Sjkim 703167802Sjkim return (AE_OK); 704167802Sjkim} 705167802Sjkim 706167802Sjkim 707167802Sjkim/******************************************************************************* 708167802Sjkim * 709167802Sjkim * FUNCTION: AcpiDmLoadDescendingOp 710167802Sjkim * 711167802Sjkim * PARAMETERS: ASL_WALK_CALLBACK 712167802Sjkim * 713167802Sjkim * RETURN: Status 714167802Sjkim * 715167802Sjkim * DESCRIPTION: Descending handler for namespace control method object load 716167802Sjkim * 717167802Sjkim ******************************************************************************/ 718167802Sjkim 719167802Sjkimstatic ACPI_STATUS 720167802SjkimAcpiDmLoadDescendingOp ( 721167802Sjkim ACPI_PARSE_OBJECT *Op, 722167802Sjkim UINT32 Level, 723167802Sjkim void *Context) 724167802Sjkim{ 725167802Sjkim ACPI_OP_WALK_INFO *Info = Context; 726167802Sjkim const ACPI_OPCODE_INFO *OpInfo; 727167802Sjkim ACPI_WALK_STATE *WalkState; 728167802Sjkim ACPI_OBJECT_TYPE ObjectType; 729167802Sjkim ACPI_STATUS Status; 730167802Sjkim char *Path = NULL; 731167802Sjkim ACPI_PARSE_OBJECT *NextOp; 732167802Sjkim ACPI_NAMESPACE_NODE *Node; 733193529Sjkim char FieldPath[5]; 734193529Sjkim BOOLEAN PreDefined = FALSE; 735193529Sjkim UINT8 PreDefineIndex = 0; 736167802Sjkim 737167802Sjkim 738167802Sjkim WalkState = Info->WalkState; 739167802Sjkim OpInfo = AcpiPsGetOpcodeInfo (Op->Common.AmlOpcode); 740167802Sjkim ObjectType = OpInfo->ObjectType; 741167802Sjkim ObjectType = AslMapNamedOpcodeToDataType (Op->Asl.AmlOpcode); 742167802Sjkim 743167802Sjkim /* Only interested in operators that create new names */ 744167802Sjkim 745167802Sjkim if (!(OpInfo->Flags & AML_NAMED) && 746167802Sjkim !(OpInfo->Flags & AML_CREATE)) 747167802Sjkim { 748167802Sjkim goto Exit; 749167802Sjkim } 750167802Sjkim 751167802Sjkim /* Get the NamePath from the appropriate place */ 752167802Sjkim 753167802Sjkim if (OpInfo->Flags & AML_NAMED) 754167802Sjkim { 755167802Sjkim /* For all named operators, get the new name */ 756167802Sjkim 757167802Sjkim Path = (char *) Op->Named.Path; 758193529Sjkim 759193529Sjkim if (!Path && Op->Common.AmlOpcode == AML_INT_NAMEDFIELD_OP) 760193529Sjkim { 761193529Sjkim *ACPI_CAST_PTR (UINT32, &FieldPath[0]) = Op->Named.Name; 762193529Sjkim FieldPath[4] = 0; 763193529Sjkim Path = FieldPath; 764193529Sjkim } 765167802Sjkim } 766167802Sjkim else if (OpInfo->Flags & AML_CREATE) 767167802Sjkim { 768167802Sjkim /* New name is the last child */ 769167802Sjkim 770167802Sjkim NextOp = Op->Common.Value.Arg; 771167802Sjkim 772167802Sjkim while (NextOp->Common.Next) 773167802Sjkim { 774167802Sjkim NextOp = NextOp->Common.Next; 775167802Sjkim } 776298714Sjkim 777167802Sjkim Path = NextOp->Common.Value.String; 778167802Sjkim } 779167802Sjkim 780167802Sjkim if (!Path) 781167802Sjkim { 782167802Sjkim goto Exit; 783167802Sjkim } 784167802Sjkim 785167802Sjkim /* Insert the name into the namespace */ 786167802Sjkim 787167802Sjkim Status = AcpiNsLookup (WalkState->ScopeInfo, Path, ObjectType, 788298714Sjkim ACPI_IMODE_LOAD_PASS2, ACPI_NS_DONT_OPEN_SCOPE, 789298714Sjkim WalkState, &Node); 790167802Sjkim 791167802Sjkim Op->Common.Node = Node; 792167802Sjkim 793193529Sjkim if (ACPI_SUCCESS (Status)) 794193529Sjkim { 795193529Sjkim /* Check if it's a predefined node */ 796167802Sjkim 797193529Sjkim while (AcpiGbl_PreDefinedNames[PreDefineIndex].Name) 798193529Sjkim { 799241973Sjkim if (ACPI_COMPARE_NAME (Node->Name.Ascii, 800241973Sjkim AcpiGbl_PreDefinedNames[PreDefineIndex].Name)) 801193529Sjkim { 802193529Sjkim PreDefined = TRUE; 803193529Sjkim break; 804193529Sjkim } 805193529Sjkim 806193529Sjkim PreDefineIndex++; 807193529Sjkim } 808193529Sjkim 809193529Sjkim /* 810193529Sjkim * Set node owner id if it satisfies all the following conditions: 811193529Sjkim * 1) Not a predefined node, _SB_ etc 812193529Sjkim * 2) Not the root node 813193529Sjkim * 3) Not a node created by Scope 814193529Sjkim */ 815193529Sjkim 816193529Sjkim if (!PreDefined && Node != AcpiGbl_RootNode && 817193529Sjkim Op->Common.AmlOpcode != AML_SCOPE_OP) 818193529Sjkim { 819193529Sjkim Node->OwnerId = WalkState->OwnerId; 820193529Sjkim } 821193529Sjkim } 822193529Sjkim 823193529Sjkim 824167802SjkimExit: 825167802Sjkim 826167802Sjkim if (AcpiNsOpensScope (ObjectType)) 827167802Sjkim { 828167802Sjkim if (Op->Common.Node) 829167802Sjkim { 830298714Sjkim Status = AcpiDsScopeStackPush (Op->Common.Node, ObjectType, 831298714Sjkim WalkState); 832167802Sjkim if (ACPI_FAILURE (Status)) 833167802Sjkim { 834167802Sjkim return (Status); 835167802Sjkim } 836167802Sjkim } 837167802Sjkim } 838167802Sjkim 839167802Sjkim return (AE_OK); 840167802Sjkim} 841167802Sjkim 842167802Sjkim 843167802Sjkim/******************************************************************************* 844167802Sjkim * 845167802Sjkim * FUNCTION: AcpiDmXrefDescendingOp 846167802Sjkim * 847167802Sjkim * PARAMETERS: ASL_WALK_CALLBACK 848167802Sjkim * 849167802Sjkim * RETURN: Status 850167802Sjkim * 851167802Sjkim * DESCRIPTION: Descending handler for namespace cross reference 852167802Sjkim * 853167802Sjkim ******************************************************************************/ 854167802Sjkim 855167802Sjkimstatic ACPI_STATUS 856167802SjkimAcpiDmXrefDescendingOp ( 857167802Sjkim ACPI_PARSE_OBJECT *Op, 858167802Sjkim UINT32 Level, 859167802Sjkim void *Context) 860167802Sjkim{ 861167802Sjkim ACPI_OP_WALK_INFO *Info = Context; 862167802Sjkim const ACPI_OPCODE_INFO *OpInfo; 863167802Sjkim ACPI_WALK_STATE *WalkState; 864167802Sjkim ACPI_OBJECT_TYPE ObjectType; 865193529Sjkim ACPI_OBJECT_TYPE ObjectType2; 866167802Sjkim ACPI_STATUS Status; 867167802Sjkim char *Path = NULL; 868167802Sjkim ACPI_PARSE_OBJECT *NextOp; 869167802Sjkim ACPI_NAMESPACE_NODE *Node; 870193529Sjkim ACPI_OPERAND_OBJECT *Object; 871212761Sjkim UINT32 ParamCount = 0; 872272444Sjkim char *Pathname; 873298714Sjkim UINT16 Flags = 0; 874167802Sjkim 875167802Sjkim 876167802Sjkim WalkState = Info->WalkState; 877167802Sjkim OpInfo = AcpiPsGetOpcodeInfo (Op->Common.AmlOpcode); 878167802Sjkim ObjectType = OpInfo->ObjectType; 879167802Sjkim ObjectType = AslMapNamedOpcodeToDataType (Op->Asl.AmlOpcode); 880167802Sjkim 881167802Sjkim if ((!(OpInfo->Flags & AML_NAMED)) && 882167802Sjkim (!(OpInfo->Flags & AML_CREATE)) && 883272444Sjkim (Op->Common.AmlOpcode != AML_INT_NAMEPATH_OP) && 884272444Sjkim (Op->Common.AmlOpcode != AML_NOTIFY_OP)) 885167802Sjkim { 886167802Sjkim goto Exit; 887167802Sjkim } 888298714Sjkim else if (Op->Common.Parent && 889298714Sjkim Op->Common.Parent->Common.AmlOpcode == AML_EXTERNAL_OP) 890298714Sjkim { 891298714Sjkim /* External() NamePath */ 892167802Sjkim 893298714Sjkim Path = Op->Common.Value.String; 894298714Sjkim ObjectType = (ACPI_OBJECT_TYPE) Op->Common.Next->Common.Value.Integer; 895298714Sjkim if (ObjectType == ACPI_TYPE_METHOD) 896298714Sjkim { 897298714Sjkim ParamCount = (UINT32) 898298714Sjkim Op->Common.Next->Common.Next->Common.Value.Integer; 899298714Sjkim } 900272444Sjkim 901298714Sjkim Flags |= ACPI_EXT_RESOLVED_REFERENCE | ACPI_EXT_ORIGIN_FROM_OPCODE; 902298714Sjkim AcpiDmAddOpToExternalList (Op, Path, 903298714Sjkim (UINT8) ObjectType, ParamCount, Flags); 904298714Sjkim 905298714Sjkim goto Exit; 906298714Sjkim } 907298714Sjkim 908167802Sjkim /* Get the NamePath from the appropriate place */ 909167802Sjkim 910167802Sjkim if (OpInfo->Flags & AML_NAMED) 911167802Sjkim { 912235945Sjkim /* 913235945Sjkim * Only these two operators (Alias, Scope) refer to an existing 914235945Sjkim * name, it is the first argument 915235945Sjkim */ 916235945Sjkim if (Op->Common.AmlOpcode == AML_ALIAS_OP) 917167802Sjkim { 918235945Sjkim ObjectType = ACPI_TYPE_ANY; 919235945Sjkim 920235945Sjkim NextOp = Op->Common.Value.Arg; 921235945Sjkim NextOp = NextOp->Common.Value.Arg; 922235945Sjkim if (NextOp->Common.AmlOpcode == AML_INT_NAMEPATH_OP) 923235945Sjkim { 924235945Sjkim Path = NextOp->Common.Value.String; 925235945Sjkim } 926235945Sjkim } 927235945Sjkim else if (Op->Common.AmlOpcode == AML_SCOPE_OP) 928235945Sjkim { 929167802Sjkim Path = (char *) Op->Named.Path; 930167802Sjkim } 931167802Sjkim } 932167802Sjkim else if (OpInfo->Flags & AML_CREATE) 933167802Sjkim { 934167802Sjkim /* Referenced Buffer Name is the first child */ 935167802Sjkim 936235945Sjkim ObjectType = ACPI_TYPE_BUFFER; /* Change from TYPE_BUFFER_FIELD */ 937235945Sjkim 938167802Sjkim NextOp = Op->Common.Value.Arg; 939167802Sjkim if (NextOp->Common.AmlOpcode == AML_INT_NAMEPATH_OP) 940167802Sjkim { 941167802Sjkim Path = NextOp->Common.Value.String; 942167802Sjkim } 943167802Sjkim } 944272444Sjkim else if (Op->Common.AmlOpcode == AML_NOTIFY_OP) 945272444Sjkim { 946272444Sjkim Path = Op->Common.Value.Arg->Asl.Value.String; 947272444Sjkim } 948167802Sjkim else 949167802Sjkim { 950167802Sjkim Path = Op->Common.Value.String; 951167802Sjkim } 952167802Sjkim 953167802Sjkim if (!Path) 954167802Sjkim { 955167802Sjkim goto Exit; 956167802Sjkim } 957167802Sjkim 958167802Sjkim /* 959241973Sjkim * Lookup the name in the namespace. Name must exist at this point, or it 960167802Sjkim * is an invalid reference. 961167802Sjkim * 962167802Sjkim * The namespace is also used as a lookup table for references to resource 963167802Sjkim * descriptors and the fields within them. 964167802Sjkim */ 965272444Sjkim Node = NULL; 966167802Sjkim Status = AcpiNsLookup (WalkState->ScopeInfo, Path, ACPI_TYPE_ANY, 967298714Sjkim ACPI_IMODE_EXECUTE, ACPI_NS_SEARCH_PARENT | ACPI_NS_DONT_OPEN_SCOPE, 968298714Sjkim WalkState, &Node); 969298714Sjkim 970235945Sjkim if (ACPI_SUCCESS (Status) && (Node->Flags & ANOBJ_IS_EXTERNAL)) 971235945Sjkim { 972272444Sjkim /* Node was created by an External() statement */ 973272444Sjkim 974235945Sjkim Status = AE_NOT_FOUND; 975235945Sjkim } 976235945Sjkim 977167802Sjkim if (ACPI_FAILURE (Status)) 978167802Sjkim { 979167802Sjkim if (Status == AE_NOT_FOUND) 980167802Sjkim { 981167802Sjkim /* 982272444Sjkim * Add this symbol as an external declaration, except if the 983272444Sjkim * parent is a CondRefOf operator. For this operator, we do not 984272444Sjkim * need an external, nor do we want one, since this can cause 985272444Sjkim * disassembly problems if the symbol is actually a control 986272444Sjkim * method. 987167802Sjkim */ 988272444Sjkim if (!(Op->Asl.Parent && 989316303Sjkim (Op->Asl.Parent->Asl.AmlOpcode == AML_CONDITIONAL_REF_OF_OP))) 990272444Sjkim { 991272444Sjkim if (Node) 992272444Sjkim { 993272444Sjkim AcpiDmAddNodeToExternalList (Node, 994298714Sjkim (UINT8) ObjectType, 7, Flags); 995272444Sjkim } 996272444Sjkim else 997272444Sjkim { 998272444Sjkim AcpiDmAddOpToExternalList (Op, Path, 999298714Sjkim (UINT8) ObjectType, 7, Flags); 1000272444Sjkim } 1001272444Sjkim } 1002167802Sjkim } 1003167802Sjkim } 1004193529Sjkim 1005193529Sjkim /* 1006272444Sjkim * Found the node, but check if it came from an external table. 1007272444Sjkim * Add it to external list. Note: Node->OwnerId == 0 indicates 1008272444Sjkim * one of the built-in ACPI Names (_OS_ etc.) which can safely 1009272444Sjkim * be ignored. 1010193529Sjkim */ 1011272444Sjkim else if (Node->OwnerId && 1012272444Sjkim (WalkState->OwnerId != Node->OwnerId)) 1013193529Sjkim { 1014193529Sjkim ObjectType2 = ObjectType; 1015193529Sjkim 1016193529Sjkim Object = AcpiNsGetAttachedObject (Node); 1017193529Sjkim if (Object) 1018193529Sjkim { 1019193529Sjkim ObjectType2 = Object->Common.Type; 1020212761Sjkim if (ObjectType2 == ACPI_TYPE_METHOD) 1021212761Sjkim { 1022212761Sjkim ParamCount = Object->Method.ParamCount; 1023212761Sjkim } 1024193529Sjkim } 1025193529Sjkim 1026272444Sjkim Pathname = AcpiNsGetExternalPathname (Node); 1027272444Sjkim if (!Pathname) 1028272444Sjkim { 1029272444Sjkim return (AE_NO_MEMORY); 1030272444Sjkim } 1031272444Sjkim 1032272444Sjkim AcpiDmAddNodeToExternalList (Node, (UINT8) ObjectType2, 1033272444Sjkim ParamCount, ACPI_EXT_RESOLVED_REFERENCE); 1034272444Sjkim 1035272444Sjkim ACPI_FREE (Pathname); 1036193529Sjkim Op->Common.Node = Node; 1037193529Sjkim } 1038167802Sjkim else 1039167802Sjkim { 1040167802Sjkim Op->Common.Node = Node; 1041167802Sjkim } 1042167802Sjkim 1043167802Sjkim 1044167802SjkimExit: 1045167802Sjkim /* Open new scope if necessary */ 1046167802Sjkim 1047167802Sjkim if (AcpiNsOpensScope (ObjectType)) 1048167802Sjkim { 1049167802Sjkim if (Op->Common.Node) 1050167802Sjkim { 1051298714Sjkim Status = AcpiDsScopeStackPush (Op->Common.Node, ObjectType, 1052298714Sjkim WalkState); 1053167802Sjkim if (ACPI_FAILURE (Status)) 1054167802Sjkim { 1055167802Sjkim return (Status); 1056167802Sjkim } 1057167802Sjkim } 1058167802Sjkim } 1059167802Sjkim 1060167802Sjkim return (AE_OK); 1061167802Sjkim} 1062167802Sjkim 1063167802Sjkim 1064167802Sjkim/******************************************************************************* 1065167802Sjkim * 1066167802Sjkim * FUNCTION: AcpiDmResourceDescendingOp 1067167802Sjkim * 1068167802Sjkim * PARAMETERS: ASL_WALK_CALLBACK 1069167802Sjkim * 1070167802Sjkim * RETURN: None 1071167802Sjkim * 1072167802Sjkim * DESCRIPTION: Process one parse op during symbolic resource index conversion. 1073167802Sjkim * 1074167802Sjkim ******************************************************************************/ 1075167802Sjkim 1076167802Sjkimstatic ACPI_STATUS 1077167802SjkimAcpiDmResourceDescendingOp ( 1078167802Sjkim ACPI_PARSE_OBJECT *Op, 1079167802Sjkim UINT32 Level, 1080167802Sjkim void *Context) 1081167802Sjkim{ 1082167802Sjkim ACPI_OP_WALK_INFO *Info = Context; 1083167802Sjkim const ACPI_OPCODE_INFO *OpInfo; 1084167802Sjkim ACPI_WALK_STATE *WalkState; 1085167802Sjkim ACPI_OBJECT_TYPE ObjectType; 1086167802Sjkim ACPI_STATUS Status; 1087167802Sjkim 1088167802Sjkim 1089167802Sjkim WalkState = Info->WalkState; 1090167802Sjkim OpInfo = AcpiPsGetOpcodeInfo (Op->Common.AmlOpcode); 1091167802Sjkim 1092167802Sjkim /* Open new scope if necessary */ 1093167802Sjkim 1094167802Sjkim ObjectType = OpInfo->ObjectType; 1095167802Sjkim if (AcpiNsOpensScope (ObjectType)) 1096167802Sjkim { 1097167802Sjkim if (Op->Common.Node) 1098167802Sjkim { 1099167802Sjkim 1100298714Sjkim Status = AcpiDsScopeStackPush (Op->Common.Node, ObjectType, 1101298714Sjkim WalkState); 1102167802Sjkim if (ACPI_FAILURE (Status)) 1103167802Sjkim { 1104167802Sjkim return (Status); 1105167802Sjkim } 1106167802Sjkim } 1107167802Sjkim } 1108167802Sjkim 1109167802Sjkim /* 1110167802Sjkim * Check if this operator contains a reference to a resource descriptor. 1111167802Sjkim * If so, convert the reference into a symbolic reference. 1112167802Sjkim */ 1113167802Sjkim AcpiDmCheckResourceReference (Op, WalkState); 1114167802Sjkim return (AE_OK); 1115167802Sjkim} 1116167802Sjkim 1117167802Sjkim 1118167802Sjkim/******************************************************************************* 1119167802Sjkim * 1120167802Sjkim * FUNCTION: AcpiDmCommonAscendingOp 1121167802Sjkim * 1122167802Sjkim * PARAMETERS: ASL_WALK_CALLBACK 1123167802Sjkim * 1124167802Sjkim * RETURN: None 1125167802Sjkim * 1126167802Sjkim * DESCRIPTION: Ascending handler for combined parse/namespace walks. Closes 1127167802Sjkim * scope if necessary. 1128167802Sjkim * 1129167802Sjkim ******************************************************************************/ 1130167802Sjkim 1131167802Sjkimstatic ACPI_STATUS 1132167802SjkimAcpiDmCommonAscendingOp ( 1133167802Sjkim ACPI_PARSE_OBJECT *Op, 1134167802Sjkim UINT32 Level, 1135167802Sjkim void *Context) 1136167802Sjkim{ 1137167802Sjkim ACPI_OP_WALK_INFO *Info = Context; 1138167802Sjkim const ACPI_OPCODE_INFO *OpInfo; 1139167802Sjkim ACPI_OBJECT_TYPE ObjectType; 1140167802Sjkim 1141167802Sjkim 1142167802Sjkim /* Close scope if necessary */ 1143167802Sjkim 1144167802Sjkim OpInfo = AcpiPsGetOpcodeInfo (Op->Common.AmlOpcode); 1145167802Sjkim ObjectType = OpInfo->ObjectType; 1146167802Sjkim ObjectType = AslMapNamedOpcodeToDataType (Op->Asl.AmlOpcode); 1147167802Sjkim 1148167802Sjkim if (AcpiNsOpensScope (ObjectType)) 1149167802Sjkim { 1150167802Sjkim (void) AcpiDsScopeStackPop (Info->WalkState); 1151167802Sjkim } 1152167802Sjkim 1153167802Sjkim return (AE_OK); 1154167802Sjkim} 1155167802Sjkim 1156167802Sjkim 1157167802Sjkim/******************************************************************************* 1158167802Sjkim * 1159167802Sjkim * FUNCTION: AcpiDmInspectPossibleArgs 1160167802Sjkim * 1161167802Sjkim * PARAMETERS: CurrentOpArgCount - Which arg of the current op was the 1162167802Sjkim * possible method invocation found 1163167802Sjkim * TargetCount - Number of targets (0,1,2) for this op 1164167802Sjkim * Op - Parse op 1165167802Sjkim * 1166167802Sjkim * RETURN: Status 1167167802Sjkim * 1168167802Sjkim * DESCRIPTION: Examine following args and next ops for possible arguments 1169167802Sjkim * for an unrecognized method invocation. 1170167802Sjkim * 1171167802Sjkim ******************************************************************************/ 1172167802Sjkim 1173167802Sjkimstatic UINT32 1174167802SjkimAcpiDmInspectPossibleArgs ( 1175167802Sjkim UINT32 CurrentOpArgCount, 1176167802Sjkim UINT32 TargetCount, 1177167802Sjkim ACPI_PARSE_OBJECT *Op) 1178167802Sjkim{ 1179167802Sjkim const ACPI_OPCODE_INFO *OpInfo; 1180167802Sjkim UINT32 i; 1181298714Sjkim UINT32 ArgumentCount = 0; 1182298714Sjkim ACPI_PARSE_OBJECT *NextOp; 1183298714Sjkim ACPI_PARSE_OBJECT *ExecuteOp; 1184167802Sjkim 1185167802Sjkim 1186298714Sjkim if (!Op) 1187298714Sjkim { 1188298714Sjkim return (0); 1189298714Sjkim } 1190167802Sjkim 1191167802Sjkim /* Lookahead for the maximum number of possible arguments */ 1192167802Sjkim 1193298714Sjkim NextOp = Op->Common.Next; 1194298714Sjkim 1195298714Sjkim for (i = 0; (i < ACPI_METHOD_NUM_ARGS) && NextOp; i++) 1196167802Sjkim { 1197298714Sjkim OpInfo = AcpiPsGetOpcodeInfo (NextOp->Common.AmlOpcode); 1198167802Sjkim 1199298714Sjkim /* Any one of these operators is "very probably" not a method arg */ 1200167802Sjkim 1201298714Sjkim if ((NextOp->Common.AmlOpcode == AML_STORE_OP) || 1202298714Sjkim (NextOp->Common.AmlOpcode == AML_NOTIFY_OP) || 1203298714Sjkim (OpInfo->Class == AML_CLASS_CONTROL) || 1204298714Sjkim (OpInfo->Class == AML_CLASS_CREATE) || 1205298714Sjkim (OpInfo->Class == AML_CLASS_NAMED_OBJECT)) 1206167802Sjkim { 1207167802Sjkim break; 1208167802Sjkim } 1209167802Sjkim 1210298714Sjkim if (OpInfo->Class == AML_CLASS_EXECUTE) 1211167802Sjkim { 1212298714Sjkim /* Probable that this is method arg if there is no target */ 1213298714Sjkim 1214298714Sjkim ExecuteOp = NextOp->Common.Value.Arg; 1215298714Sjkim while (ExecuteOp) 1216298714Sjkim { 1217298714Sjkim if ((ExecuteOp->Common.AmlOpcode == AML_INT_NAMEPATH_OP) && 1218298714Sjkim (ExecuteOp->Common.Value.Arg == NULL)) 1219298714Sjkim { 1220298714Sjkim /* No target, could be a method arg */ 1221298714Sjkim 1222298714Sjkim break; 1223298714Sjkim } 1224298714Sjkim 1225298714Sjkim if (NextOp->Common.AmlOpcode == AML_REF_OF_OP) 1226298714Sjkim { 1227298714Sjkim break; 1228298714Sjkim } 1229298714Sjkim 1230298714Sjkim ExecuteOp = ExecuteOp->Common.Next; 1231298714Sjkim } 1232298714Sjkim 1233298714Sjkim if (!ExecuteOp) 1234298714Sjkim { 1235298714Sjkim /* Has a target, not method arg */ 1236298714Sjkim 1237298714Sjkim return (ArgumentCount); 1238298714Sjkim } 1239167802Sjkim } 1240167802Sjkim 1241298714Sjkim ArgumentCount++; 1242298714Sjkim NextOp = NextOp->Common.Next; 1243167802Sjkim } 1244167802Sjkim 1245298714Sjkim return (ArgumentCount); 1246167802Sjkim} 1247