psxface.c revision 193341
167754Smsmith/****************************************************************************** 267754Smsmith * 367754Smsmith * Module Name: psxface - Parser external interfaces 467754Smsmith * 567754Smsmith *****************************************************************************/ 667754Smsmith 767754Smsmith/****************************************************************************** 867754Smsmith * 967754Smsmith * 1. Copyright Notice 1067754Smsmith * 11193267Sjkim * Some or all of this work - Copyright (c) 1999 - 2009, Intel Corp. 1270243Smsmith * All rights reserved. 1367754Smsmith * 1467754Smsmith * 2. License 1567754Smsmith * 1667754Smsmith * 2.1. This is your license from Intel Corp. under its intellectual property 1767754Smsmith * rights. You may have additional license terms from the party that provided 1867754Smsmith * you this software, covering your right to use that party's intellectual 1967754Smsmith * property rights. 2067754Smsmith * 2167754Smsmith * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a 2267754Smsmith * copy of the source code appearing in this file ("Covered Code") an 2367754Smsmith * irrevocable, perpetual, worldwide license under Intel's copyrights in the 2467754Smsmith * base code distributed originally by Intel ("Original Intel Code") to copy, 2567754Smsmith * make derivatives, distribute, use and display any portion of the Covered 2667754Smsmith * Code in any form, with the right to sublicense such rights; and 2767754Smsmith * 2867754Smsmith * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent 2967754Smsmith * license (with the right to sublicense), under only those claims of Intel 3067754Smsmith * patents that are infringed by the Original Intel Code, to make, use, sell, 3167754Smsmith * offer to sell, and import the Covered Code and derivative works thereof 3267754Smsmith * solely to the minimum extent necessary to exercise the above copyright 3367754Smsmith * license, and in no event shall the patent license extend to any additions 3467754Smsmith * to or modifications of the Original Intel Code. No other license or right 3567754Smsmith * is granted directly or by implication, estoppel or otherwise; 3667754Smsmith * 3767754Smsmith * The above copyright and patent license is granted only if the following 3867754Smsmith * conditions are met: 3967754Smsmith * 4067754Smsmith * 3. Conditions 4167754Smsmith * 4267754Smsmith * 3.1. Redistribution of Source with Rights to Further Distribute Source. 4367754Smsmith * Redistribution of source code of any substantial portion of the Covered 4467754Smsmith * Code or modification with rights to further distribute source must include 4567754Smsmith * the above Copyright Notice, the above License, this list of Conditions, 4667754Smsmith * and the following Disclaimer and Export Compliance provision. In addition, 4767754Smsmith * Licensee must cause all Covered Code to which Licensee contributes to 4867754Smsmith * contain a file documenting the changes Licensee made to create that Covered 4967754Smsmith * Code and the date of any change. Licensee must include in that file the 5067754Smsmith * documentation of any changes made by any predecessor Licensee. Licensee 5167754Smsmith * must include a prominent statement that the modification is derived, 5267754Smsmith * directly or indirectly, from Original Intel Code. 5367754Smsmith * 5467754Smsmith * 3.2. Redistribution of Source with no Rights to Further Distribute Source. 5567754Smsmith * Redistribution of source code of any substantial portion of the Covered 5667754Smsmith * Code or modification without rights to further distribute source must 5767754Smsmith * include the following Disclaimer and Export Compliance provision in the 5867754Smsmith * documentation and/or other materials provided with distribution. In 5967754Smsmith * addition, Licensee may not authorize further sublicense of source of any 6067754Smsmith * portion of the Covered Code, and must include terms to the effect that the 6167754Smsmith * license from Licensee to its licensee is limited to the intellectual 6267754Smsmith * property embodied in the software Licensee provides to its licensee, and 6367754Smsmith * not to intellectual property embodied in modifications its licensee may 6467754Smsmith * make. 6567754Smsmith * 6667754Smsmith * 3.3. Redistribution of Executable. Redistribution in executable form of any 6767754Smsmith * substantial portion of the Covered Code or modification must reproduce the 6867754Smsmith * above Copyright Notice, and the following Disclaimer and Export Compliance 6967754Smsmith * provision in the documentation and/or other materials provided with the 7067754Smsmith * distribution. 7167754Smsmith * 7267754Smsmith * 3.4. Intel retains all right, title, and interest in and to the Original 7367754Smsmith * Intel Code. 7467754Smsmith * 7567754Smsmith * 3.5. Neither the name Intel nor any other trademark owned or controlled by 7667754Smsmith * Intel shall be used in advertising or otherwise to promote the sale, use or 7767754Smsmith * other dealings in products derived from or relating to the Covered Code 7867754Smsmith * without prior written authorization from Intel. 7967754Smsmith * 8067754Smsmith * 4. Disclaimer and Export Compliance 8167754Smsmith * 8267754Smsmith * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED 8367754Smsmith * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE 8467754Smsmith * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, 8567754Smsmith * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY 8667754Smsmith * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY 8767754Smsmith * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A 8867754Smsmith * PARTICULAR PURPOSE. 8967754Smsmith * 9067754Smsmith * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES 9167754Smsmith * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR 9267754Smsmith * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, 9367754Smsmith * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY 9467754Smsmith * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL 9567754Smsmith * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS 9667754Smsmith * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY 9767754Smsmith * LIMITED REMEDY. 9867754Smsmith * 9967754Smsmith * 4.3. Licensee shall not export, either directly or indirectly, any of this 10067754Smsmith * software or system incorporating such software without first obtaining any 10167754Smsmith * required license or other approval from the U. S. Department of Commerce or 10267754Smsmith * any other agency or department of the United States Government. In the 10367754Smsmith * event Licensee exports any such software from the United States or 10467754Smsmith * re-exports any such software from a foreign destination, Licensee shall 10567754Smsmith * ensure that the distribution and export/re-export of the software is in 10667754Smsmith * compliance with all laws, regulations, orders, or other restrictions of the 10767754Smsmith * U.S. Export Administration Regulations. Licensee agrees that neither it nor 10867754Smsmith * any of its subsidiaries will export/re-export any technical data, process, 10967754Smsmith * software, or service, directly or indirectly, to any country for which the 11067754Smsmith * United States government or any agency thereof requires an export license, 11167754Smsmith * other governmental approval, or letter of assurance, without first obtaining 11267754Smsmith * such license, approval or letter. 11367754Smsmith * 11467754Smsmith *****************************************************************************/ 11567754Smsmith 11667754Smsmith#define __PSXFACE_C__ 11767754Smsmith 118193341Sjkim#include <contrib/dev/acpica/include/acpi.h> 119193341Sjkim#include <contrib/dev/acpica/include/accommon.h> 120193341Sjkim#include <contrib/dev/acpica/include/acparser.h> 121193341Sjkim#include <contrib/dev/acpica/include/acdispat.h> 122193341Sjkim#include <contrib/dev/acpica/include/acinterp.h> 123193341Sjkim#include <contrib/dev/acpica/include/amlcode.h> 12467754Smsmith 12567754Smsmith 12677424Smsmith#define _COMPONENT ACPI_PARSER 12791116Smsmith ACPI_MODULE_NAME ("psxface") 12867754Smsmith 129151937Sjkim/* Local Prototypes */ 13067754Smsmith 131151937Sjkimstatic void 132151937SjkimAcpiPsStartTrace ( 133167802Sjkim ACPI_EVALUATE_INFO *Info); 134151937Sjkim 135151937Sjkimstatic void 136151937SjkimAcpiPsStopTrace ( 137167802Sjkim ACPI_EVALUATE_INFO *Info); 138151937Sjkim 139151937Sjkimstatic void 140151937SjkimAcpiPsUpdateParameterList ( 141167802Sjkim ACPI_EVALUATE_INFO *Info, 142151937Sjkim UINT16 Action); 143151937Sjkim 144151937Sjkim 14580062Smsmith/******************************************************************************* 14667754Smsmith * 147151937Sjkim * FUNCTION: AcpiDebugTrace 14867754Smsmith * 149151937Sjkim * PARAMETERS: MethodName - Valid ACPI name string 150151937Sjkim * DebugLevel - Optional level mask. 0 to use default 151151937Sjkim * DebugLayer - Optional layer mask. 0 to use default 152151937Sjkim * Flags - bit 1: one shot(1) or persistent(0) 15367754Smsmith * 15467754Smsmith * RETURN: Status 15567754Smsmith * 156151937Sjkim * DESCRIPTION: External interface to enable debug tracing during control 157151937Sjkim * method execution 15867754Smsmith * 15980062Smsmith ******************************************************************************/ 16067754Smsmith 16167754SmsmithACPI_STATUS 162151937SjkimAcpiDebugTrace ( 163151937Sjkim char *Name, 164151937Sjkim UINT32 DebugLevel, 165151937Sjkim UINT32 DebugLayer, 166151937Sjkim UINT32 Flags) 167151937Sjkim{ 168151937Sjkim ACPI_STATUS Status; 169151937Sjkim 170151937Sjkim 171151937Sjkim Status = AcpiUtAcquireMutex (ACPI_MTX_NAMESPACE); 172151937Sjkim if (ACPI_FAILURE (Status)) 173151937Sjkim { 174151937Sjkim return (Status); 175151937Sjkim } 176151937Sjkim 177151937Sjkim /* TBDs: Validate name, allow full path or just nameseg */ 178151937Sjkim 179167802Sjkim AcpiGbl_TraceMethodName = *ACPI_CAST_PTR (UINT32, Name); 180151937Sjkim AcpiGbl_TraceFlags = Flags; 181151937Sjkim 182151937Sjkim if (DebugLevel) 183151937Sjkim { 184151937Sjkim AcpiGbl_TraceDbgLevel = DebugLevel; 185151937Sjkim } 186151937Sjkim if (DebugLayer) 187151937Sjkim { 188151937Sjkim AcpiGbl_TraceDbgLayer = DebugLayer; 189151937Sjkim } 190151937Sjkim 191151937Sjkim (void) AcpiUtReleaseMutex (ACPI_MTX_NAMESPACE); 192151937Sjkim return (AE_OK); 193151937Sjkim} 194151937Sjkim 195151937Sjkim 196151937Sjkim/******************************************************************************* 197151937Sjkim * 198151937Sjkim * FUNCTION: AcpiPsStartTrace 199151937Sjkim * 200151937Sjkim * PARAMETERS: Info - Method info struct 201151937Sjkim * 202151937Sjkim * RETURN: None 203151937Sjkim * 204151937Sjkim * DESCRIPTION: Start control method execution trace 205151937Sjkim * 206151937Sjkim ******************************************************************************/ 207151937Sjkim 208151937Sjkimstatic void 209151937SjkimAcpiPsStartTrace ( 210167802Sjkim ACPI_EVALUATE_INFO *Info) 21167754Smsmith{ 21267754Smsmith ACPI_STATUS Status; 21367754Smsmith 21467754Smsmith 215151937Sjkim ACPI_FUNCTION_ENTRY (); 21667754Smsmith 21767754Smsmith 218151937Sjkim Status = AcpiUtAcquireMutex (ACPI_MTX_NAMESPACE); 219151937Sjkim if (ACPI_FAILURE (Status)) 220151937Sjkim { 221151937Sjkim return; 222151937Sjkim } 22367754Smsmith 224151937Sjkim if ((!AcpiGbl_TraceMethodName) || 225167802Sjkim (AcpiGbl_TraceMethodName != Info->ResolvedNode->Name.Integer)) 22667754Smsmith { 227151937Sjkim goto Exit; 22867754Smsmith } 22967754Smsmith 230151937Sjkim AcpiGbl_OriginalDbgLevel = AcpiDbgLevel; 231151937Sjkim AcpiGbl_OriginalDbgLayer = AcpiDbgLayer; 232151937Sjkim 233151937Sjkim AcpiDbgLevel = 0x00FFFFFF; 234151937Sjkim AcpiDbgLayer = ACPI_UINT32_MAX; 235151937Sjkim 236151937Sjkim if (AcpiGbl_TraceDbgLevel) 23767754Smsmith { 238151937Sjkim AcpiDbgLevel = AcpiGbl_TraceDbgLevel; 23967754Smsmith } 240151937Sjkim if (AcpiGbl_TraceDbgLayer) 241151937Sjkim { 242151937Sjkim AcpiDbgLayer = AcpiGbl_TraceDbgLayer; 243151937Sjkim } 24467754Smsmith 24567754Smsmith 246151937SjkimExit: 247151937Sjkim (void) AcpiUtReleaseMutex (ACPI_MTX_NAMESPACE); 248151937Sjkim} 249151937Sjkim 250151937Sjkim 251151937Sjkim/******************************************************************************* 252151937Sjkim * 253151937Sjkim * FUNCTION: AcpiPsStopTrace 254151937Sjkim * 255151937Sjkim * PARAMETERS: Info - Method info struct 256151937Sjkim * 257151937Sjkim * RETURN: None 258151937Sjkim * 259151937Sjkim * DESCRIPTION: Stop control method execution trace 260151937Sjkim * 261151937Sjkim ******************************************************************************/ 262151937Sjkim 263151937Sjkimstatic void 264151937SjkimAcpiPsStopTrace ( 265167802Sjkim ACPI_EVALUATE_INFO *Info) 266151937Sjkim{ 267151937Sjkim ACPI_STATUS Status; 268151937Sjkim 269151937Sjkim 270151937Sjkim ACPI_FUNCTION_ENTRY (); 271151937Sjkim 272151937Sjkim 273151937Sjkim Status = AcpiUtAcquireMutex (ACPI_MTX_NAMESPACE); 27467754Smsmith if (ACPI_FAILURE (Status)) 27567754Smsmith { 276151937Sjkim return; 27767754Smsmith } 27867754Smsmith 279151937Sjkim if ((!AcpiGbl_TraceMethodName) || 280167802Sjkim (AcpiGbl_TraceMethodName != Info->ResolvedNode->Name.Integer)) 28167754Smsmith { 282151937Sjkim goto Exit; 28367754Smsmith } 28467754Smsmith 285151937Sjkim /* Disable further tracing if type is one-shot */ 28667754Smsmith 287151937Sjkim if (AcpiGbl_TraceFlags & 1) 28867754Smsmith { 289151937Sjkim AcpiGbl_TraceMethodName = 0; 290151937Sjkim AcpiGbl_TraceDbgLevel = 0; 291151937Sjkim AcpiGbl_TraceDbgLayer = 0; 29267754Smsmith } 29367754Smsmith 294151937Sjkim AcpiDbgLevel = AcpiGbl_OriginalDbgLevel; 295151937Sjkim AcpiDbgLayer = AcpiGbl_OriginalDbgLayer; 29691116Smsmith 297151937SjkimExit: 298151937Sjkim (void) AcpiUtReleaseMutex (ACPI_MTX_NAMESPACE); 299151937Sjkim} 30084491Smsmith 301151937Sjkim 302151937Sjkim/******************************************************************************* 303151937Sjkim * 304151937Sjkim * FUNCTION: AcpiPsExecuteMethod 305151937Sjkim * 306151937Sjkim * PARAMETERS: Info - Method info block, contains: 307151937Sjkim * Node - Method Node to execute 308151937Sjkim * ObjDesc - Method object 309151937Sjkim * Parameters - List of parameters to pass to the method, 310151937Sjkim * terminated by NULL. Params itself may be 311151937Sjkim * NULL if no parameters are being passed. 312151937Sjkim * ReturnObject - Where to put method's return value (if 313151937Sjkim * any). If NULL, no value is returned. 314151937Sjkim * ParameterType - Type of Parameter list 315151937Sjkim * ReturnObject - Where to put method's return value (if 316151937Sjkim * any). If NULL, no value is returned. 317151937Sjkim * PassNumber - Parse or execute pass 318151937Sjkim * 319151937Sjkim * RETURN: Status 320151937Sjkim * 321151937Sjkim * DESCRIPTION: Execute a control method 322151937Sjkim * 323151937Sjkim ******************************************************************************/ 324151937Sjkim 325151937SjkimACPI_STATUS 326151937SjkimAcpiPsExecuteMethod ( 327167802Sjkim ACPI_EVALUATE_INFO *Info) 328151937Sjkim{ 329151937Sjkim ACPI_STATUS Status; 330167802Sjkim ACPI_PARSE_OBJECT *Op; 331167802Sjkim ACPI_WALK_STATE *WalkState; 332151937Sjkim 333151937Sjkim 334167802Sjkim ACPI_FUNCTION_TRACE (PsExecuteMethod); 335151937Sjkim 336151937Sjkim 337151937Sjkim /* Validate the Info and method Node */ 338151937Sjkim 339167802Sjkim if (!Info || !Info->ResolvedNode) 34084491Smsmith { 341151937Sjkim return_ACPI_STATUS (AE_NULL_ENTRY); 34284491Smsmith } 34384491Smsmith 344151937Sjkim /* Init for new method, wait on concurrency semaphore */ 345151937Sjkim 346167802Sjkim Status = AcpiDsBeginMethodExecution (Info->ResolvedNode, Info->ObjDesc, NULL); 34784491Smsmith if (ACPI_FAILURE (Status)) 34884491Smsmith { 349151937Sjkim return_ACPI_STATUS (Status); 35084491Smsmith } 35184491Smsmith 352151937Sjkim /* 353167802Sjkim * The caller "owns" the parameters, so give each one an extra reference 354151937Sjkim */ 355151937Sjkim AcpiPsUpdateParameterList (Info, REF_INCREMENT); 35684491Smsmith 357151937Sjkim /* Begin tracing if requested */ 358151937Sjkim 359151937Sjkim AcpiPsStartTrace (Info); 360151937Sjkim 361151937Sjkim /* 362167802Sjkim * Execute the method. Performs parse simultaneously 363151937Sjkim */ 364151937Sjkim ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, 365167802Sjkim "**** Begin Method Parse/Execute [%4.4s] **** Node=%p Obj=%p\n", 366167802Sjkim Info->ResolvedNode->Name.Ascii, Info->ResolvedNode, Info->ObjDesc)); 367151937Sjkim 368167802Sjkim /* Create and init a Root Node */ 369167802Sjkim 370167802Sjkim Op = AcpiPsCreateScopeOp (); 371167802Sjkim if (!Op) 372167802Sjkim { 373167802Sjkim Status = AE_NO_MEMORY; 374167802Sjkim goto Cleanup; 375167802Sjkim } 376167802Sjkim 377167802Sjkim /* Create and initialize a new walk state */ 378167802Sjkim 379167802Sjkim Info->PassNumber = ACPI_IMODE_EXECUTE; 380167802Sjkim WalkState = AcpiDsCreateWalkState ( 381167802Sjkim Info->ObjDesc->Method.OwnerId, NULL, NULL, NULL); 382167802Sjkim if (!WalkState) 383167802Sjkim { 384167802Sjkim Status = AE_NO_MEMORY; 385167802Sjkim goto Cleanup; 386167802Sjkim } 387167802Sjkim 388167802Sjkim Status = AcpiDsInitAmlWalk (WalkState, Op, Info->ResolvedNode, 389167802Sjkim Info->ObjDesc->Method.AmlStart, 390167802Sjkim Info->ObjDesc->Method.AmlLength, Info, Info->PassNumber); 391123315Snjl if (ACPI_FAILURE (Status)) 392123315Snjl { 393167802Sjkim AcpiDsDeleteWalkState (WalkState); 394151937Sjkim goto Cleanup; 395123315Snjl } 396123315Snjl 397193267Sjkim /* Invoke an internal method if necessary */ 398193267Sjkim 399193267Sjkim if (Info->ObjDesc->Method.MethodFlags & AML_METHOD_INTERNAL_ONLY) 400193267Sjkim { 401193267Sjkim Status = Info->ObjDesc->Method.Implementation (WalkState); 402193267Sjkim Info->ReturnObject = WalkState->ReturnDesc; 403193267Sjkim 404193267Sjkim /* Cleanup states */ 405193267Sjkim 406193267Sjkim AcpiDsScopeStackClear (WalkState); 407193267Sjkim AcpiPsCleanupScope (&WalkState->ParserState); 408193267Sjkim AcpiDsTerminateControlMethod (WalkState->MethodDesc, WalkState); 409193267Sjkim AcpiDsDeleteWalkState (WalkState); 410193267Sjkim goto Cleanup; 411193267Sjkim } 412193267Sjkim 413193267Sjkim /* 414193267Sjkim * Start method evaluation with an implicit return of zero. This is done 415193267Sjkim * for Windows compatibility. 416193267Sjkim */ 417193267Sjkim if (AcpiGbl_EnableInterpreterSlack) 418193267Sjkim { 419193267Sjkim WalkState->ImplicitReturnObj = 420193267Sjkim AcpiUtCreateInternalObject (ACPI_TYPE_INTEGER); 421193267Sjkim if (!WalkState->ImplicitReturnObj) 422193267Sjkim { 423193267Sjkim Status = AE_NO_MEMORY; 424193267Sjkim AcpiDsDeleteWalkState (WalkState); 425193267Sjkim goto Cleanup; 426193267Sjkim } 427193267Sjkim 428193267Sjkim WalkState->ImplicitReturnObj->Integer.Value = 0; 429193267Sjkim } 430193267Sjkim 431167802Sjkim /* Parse the AML */ 43284491Smsmith 433167802Sjkim Status = AcpiPsParseAml (WalkState); 43467754Smsmith 435167802Sjkim /* WalkState was deleted by ParseAml */ 43667754Smsmith 437151937SjkimCleanup: 438167802Sjkim AcpiPsDeleteParseTree (Op); 439167802Sjkim 440151937Sjkim /* End optional tracing */ 44171867Smsmith 442151937Sjkim AcpiPsStopTrace (Info); 44371867Smsmith 444151937Sjkim /* Take away the extra reference that we gave the parameters above */ 44584491Smsmith 446151937Sjkim AcpiPsUpdateParameterList (Info, REF_DECREMENT); 44784491Smsmith 448151937Sjkim /* Exit now if error above */ 449151937Sjkim 45084491Smsmith if (ACPI_FAILURE (Status)) 45184491Smsmith { 452151937Sjkim return_ACPI_STATUS (Status); 45384491Smsmith } 45484491Smsmith 45567754Smsmith /* 456151937Sjkim * If the method has returned an object, signal this to the caller with 457151937Sjkim * a control exception code 45867754Smsmith */ 459151937Sjkim if (Info->ReturnObject) 460151937Sjkim { 461151937Sjkim ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, "Method returned ObjDesc=%p\n", 462151937Sjkim Info->ReturnObject)); 463151937Sjkim ACPI_DUMP_STACK_ENTRY (Info->ReturnObject); 464123315Snjl 465151937Sjkim Status = AE_CTRL_RETURN_VALUE; 466151937Sjkim } 467123315Snjl 468151937Sjkim return_ACPI_STATUS (Status); 469151937Sjkim} 470123315Snjl 47167754Smsmith 472151937Sjkim/******************************************************************************* 473151937Sjkim * 474151937Sjkim * FUNCTION: AcpiPsUpdateParameterList 475151937Sjkim * 476167802Sjkim * PARAMETERS: Info - See ACPI_EVALUATE_INFO 477151937Sjkim * (Used: ParameterType and Parameters) 478151937Sjkim * Action - Add or Remove reference 479151937Sjkim * 480151937Sjkim * RETURN: Status 481151937Sjkim * 482151937Sjkim * DESCRIPTION: Update reference count on all method parameter objects 483151937Sjkim * 484151937Sjkim ******************************************************************************/ 485151937Sjkim 486151937Sjkimstatic void 487151937SjkimAcpiPsUpdateParameterList ( 488167802Sjkim ACPI_EVALUATE_INFO *Info, 489151937Sjkim UINT16 Action) 490151937Sjkim{ 491193267Sjkim UINT32 i; 492151937Sjkim 493151937Sjkim 494193267Sjkim if (Info->Parameters) 49567754Smsmith { 496151937Sjkim /* Update reference count for each parameter */ 49767754Smsmith 498129684Snjl for (i = 0; Info->Parameters[i]; i++) 49967754Smsmith { 50099679Siwasaki /* Ignore errors, just do them all */ 50199679Siwasaki 502151937Sjkim (void) AcpiUtUpdateObjectReference (Info->Parameters[i], Action); 50367754Smsmith } 50467754Smsmith } 505151937Sjkim} 50667754Smsmith 507151937Sjkim 508