1a159c266SJung-uk Kim /****************************************************************************** 2a159c266SJung-uk Kim * 3a159c266SJung-uk Kim * Module Name: nsparse - namespace interface to AML parser 4a159c266SJung-uk Kim * 5a159c266SJung-uk Kim *****************************************************************************/ 6a159c266SJung-uk Kim 70d84335fSJung-uk Kim /****************************************************************************** 80d84335fSJung-uk Kim * 90d84335fSJung-uk Kim * 1. Copyright Notice 100d84335fSJung-uk Kim * 11*804fe266SJung-uk Kim * Some or all of this work - Copyright (c) 1999 - 2024, Intel Corp. 12a159c266SJung-uk Kim * All rights reserved. 13a159c266SJung-uk Kim * 140d84335fSJung-uk Kim * 2. License 150d84335fSJung-uk Kim * 160d84335fSJung-uk Kim * 2.1. This is your license from Intel Corp. under its intellectual property 170d84335fSJung-uk Kim * rights. You may have additional license terms from the party that provided 180d84335fSJung-uk Kim * you this software, covering your right to use that party's intellectual 190d84335fSJung-uk Kim * property rights. 200d84335fSJung-uk Kim * 210d84335fSJung-uk Kim * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a 220d84335fSJung-uk Kim * copy of the source code appearing in this file ("Covered Code") an 230d84335fSJung-uk Kim * irrevocable, perpetual, worldwide license under Intel's copyrights in the 240d84335fSJung-uk Kim * base code distributed originally by Intel ("Original Intel Code") to copy, 250d84335fSJung-uk Kim * make derivatives, distribute, use and display any portion of the Covered 260d84335fSJung-uk Kim * Code in any form, with the right to sublicense such rights; and 270d84335fSJung-uk Kim * 280d84335fSJung-uk Kim * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent 290d84335fSJung-uk Kim * license (with the right to sublicense), under only those claims of Intel 300d84335fSJung-uk Kim * patents that are infringed by the Original Intel Code, to make, use, sell, 310d84335fSJung-uk Kim * offer to sell, and import the Covered Code and derivative works thereof 320d84335fSJung-uk Kim * solely to the minimum extent necessary to exercise the above copyright 330d84335fSJung-uk Kim * license, and in no event shall the patent license extend to any additions 340d84335fSJung-uk Kim * to or modifications of the Original Intel Code. No other license or right 350d84335fSJung-uk Kim * is granted directly or by implication, estoppel or otherwise; 360d84335fSJung-uk Kim * 370d84335fSJung-uk Kim * The above copyright and patent license is granted only if the following 380d84335fSJung-uk Kim * conditions are met: 390d84335fSJung-uk Kim * 400d84335fSJung-uk Kim * 3. Conditions 410d84335fSJung-uk Kim * 420d84335fSJung-uk Kim * 3.1. Redistribution of Source with Rights to Further Distribute Source. 430d84335fSJung-uk Kim * Redistribution of source code of any substantial portion of the Covered 440d84335fSJung-uk Kim * Code or modification with rights to further distribute source must include 450d84335fSJung-uk Kim * the above Copyright Notice, the above License, this list of Conditions, 460d84335fSJung-uk Kim * and the following Disclaimer and Export Compliance provision. In addition, 470d84335fSJung-uk Kim * Licensee must cause all Covered Code to which Licensee contributes to 480d84335fSJung-uk Kim * contain a file documenting the changes Licensee made to create that Covered 490d84335fSJung-uk Kim * Code and the date of any change. Licensee must include in that file the 500d84335fSJung-uk Kim * documentation of any changes made by any predecessor Licensee. Licensee 510d84335fSJung-uk Kim * must include a prominent statement that the modification is derived, 520d84335fSJung-uk Kim * directly or indirectly, from Original Intel Code. 530d84335fSJung-uk Kim * 540d84335fSJung-uk Kim * 3.2. Redistribution of Source with no Rights to Further Distribute Source. 550d84335fSJung-uk Kim * Redistribution of source code of any substantial portion of the Covered 560d84335fSJung-uk Kim * Code or modification without rights to further distribute source must 570d84335fSJung-uk Kim * include the following Disclaimer and Export Compliance provision in the 580d84335fSJung-uk Kim * documentation and/or other materials provided with distribution. In 590d84335fSJung-uk Kim * addition, Licensee may not authorize further sublicense of source of any 600d84335fSJung-uk Kim * portion of the Covered Code, and must include terms to the effect that the 610d84335fSJung-uk Kim * license from Licensee to its licensee is limited to the intellectual 620d84335fSJung-uk Kim * property embodied in the software Licensee provides to its licensee, and 630d84335fSJung-uk Kim * not to intellectual property embodied in modifications its licensee may 640d84335fSJung-uk Kim * make. 650d84335fSJung-uk Kim * 660d84335fSJung-uk Kim * 3.3. Redistribution of Executable. Redistribution in executable form of any 670d84335fSJung-uk Kim * substantial portion of the Covered Code or modification must reproduce the 680d84335fSJung-uk Kim * above Copyright Notice, and the following Disclaimer and Export Compliance 690d84335fSJung-uk Kim * provision in the documentation and/or other materials provided with the 700d84335fSJung-uk Kim * distribution. 710d84335fSJung-uk Kim * 720d84335fSJung-uk Kim * 3.4. Intel retains all right, title, and interest in and to the Original 730d84335fSJung-uk Kim * Intel Code. 740d84335fSJung-uk Kim * 750d84335fSJung-uk Kim * 3.5. Neither the name Intel nor any other trademark owned or controlled by 760d84335fSJung-uk Kim * Intel shall be used in advertising or otherwise to promote the sale, use or 770d84335fSJung-uk Kim * other dealings in products derived from or relating to the Covered Code 780d84335fSJung-uk Kim * without prior written authorization from Intel. 790d84335fSJung-uk Kim * 800d84335fSJung-uk Kim * 4. Disclaimer and Export Compliance 810d84335fSJung-uk Kim * 820d84335fSJung-uk Kim * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED 830d84335fSJung-uk Kim * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE 840d84335fSJung-uk Kim * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, 850d84335fSJung-uk Kim * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY 860d84335fSJung-uk Kim * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY 870d84335fSJung-uk Kim * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A 880d84335fSJung-uk Kim * PARTICULAR PURPOSE. 890d84335fSJung-uk Kim * 900d84335fSJung-uk Kim * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES 910d84335fSJung-uk Kim * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR 920d84335fSJung-uk Kim * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, 930d84335fSJung-uk Kim * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY 940d84335fSJung-uk Kim * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL 950d84335fSJung-uk Kim * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS 960d84335fSJung-uk Kim * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY 970d84335fSJung-uk Kim * LIMITED REMEDY. 980d84335fSJung-uk Kim * 990d84335fSJung-uk Kim * 4.3. Licensee shall not export, either directly or indirectly, any of this 1000d84335fSJung-uk Kim * software or system incorporating such software without first obtaining any 1010d84335fSJung-uk Kim * required license or other approval from the U. S. Department of Commerce or 1020d84335fSJung-uk Kim * any other agency or department of the United States Government. In the 1030d84335fSJung-uk Kim * event Licensee exports any such software from the United States or 1040d84335fSJung-uk Kim * re-exports any such software from a foreign destination, Licensee shall 1050d84335fSJung-uk Kim * ensure that the distribution and export/re-export of the software is in 1060d84335fSJung-uk Kim * compliance with all laws, regulations, orders, or other restrictions of the 1070d84335fSJung-uk Kim * U.S. Export Administration Regulations. Licensee agrees that neither it nor 1080d84335fSJung-uk Kim * any of its subsidiaries will export/re-export any technical data, process, 1090d84335fSJung-uk Kim * software, or service, directly or indirectly, to any country for which the 1100d84335fSJung-uk Kim * United States government or any agency thereof requires an export license, 1110d84335fSJung-uk Kim * other governmental approval, or letter of assurance, without first obtaining 1120d84335fSJung-uk Kim * such license, approval or letter. 1130d84335fSJung-uk Kim * 1140d84335fSJung-uk Kim ***************************************************************************** 1150d84335fSJung-uk Kim * 1160d84335fSJung-uk Kim * Alternatively, you may choose to be licensed under the terms of the 1170d84335fSJung-uk Kim * following license: 1180d84335fSJung-uk Kim * 119a159c266SJung-uk Kim * Redistribution and use in source and binary forms, with or without 120a159c266SJung-uk Kim * modification, are permitted provided that the following conditions 121a159c266SJung-uk Kim * are met: 122a159c266SJung-uk Kim * 1. Redistributions of source code must retain the above copyright 123a159c266SJung-uk Kim * notice, this list of conditions, and the following disclaimer, 124a159c266SJung-uk Kim * without modification. 125a159c266SJung-uk Kim * 2. Redistributions in binary form must reproduce at minimum a disclaimer 126a159c266SJung-uk Kim * substantially similar to the "NO WARRANTY" disclaimer below 127a159c266SJung-uk Kim * ("Disclaimer") and any redistribution must be conditioned upon 128a159c266SJung-uk Kim * including a substantially similar Disclaimer requirement for further 129a159c266SJung-uk Kim * binary redistribution. 130a159c266SJung-uk Kim * 3. Neither the names of the above-listed copyright holders nor the names 131a159c266SJung-uk Kim * of any contributors may be used to endorse or promote products derived 132a159c266SJung-uk Kim * from this software without specific prior written permission. 133a159c266SJung-uk Kim * 1340d84335fSJung-uk Kim * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 1350d84335fSJung-uk Kim * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 1360d84335fSJung-uk Kim * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 1370d84335fSJung-uk Kim * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 1380d84335fSJung-uk Kim * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 1390d84335fSJung-uk Kim * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 1400d84335fSJung-uk Kim * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 1410d84335fSJung-uk Kim * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 1420d84335fSJung-uk Kim * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 1430d84335fSJung-uk Kim * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 1440d84335fSJung-uk Kim * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 1450d84335fSJung-uk Kim * 1460d84335fSJung-uk Kim * Alternatively, you may choose to be licensed under the terms of the 147a159c266SJung-uk Kim * GNU General Public License ("GPL") version 2 as published by the Free 148a159c266SJung-uk Kim * Software Foundation. 149a159c266SJung-uk Kim * 1500d84335fSJung-uk Kim *****************************************************************************/ 151a159c266SJung-uk Kim 152a159c266SJung-uk Kim #include <contrib/dev/acpica/include/acpi.h> 153a159c266SJung-uk Kim #include <contrib/dev/acpica/include/accommon.h> 154a159c266SJung-uk Kim #include <contrib/dev/acpica/include/acnamesp.h> 155a159c266SJung-uk Kim #include <contrib/dev/acpica/include/acparser.h> 156a159c266SJung-uk Kim #include <contrib/dev/acpica/include/acdispat.h> 157a159c266SJung-uk Kim #include <contrib/dev/acpica/include/actables.h> 158493deb39SJung-uk Kim #include <contrib/dev/acpica/include/acinterp.h> 159a159c266SJung-uk Kim 160a159c266SJung-uk Kim 161a159c266SJung-uk Kim #define _COMPONENT ACPI_NAMESPACE 162a159c266SJung-uk Kim ACPI_MODULE_NAME ("nsparse") 163a159c266SJung-uk Kim 164a159c266SJung-uk Kim 165a159c266SJung-uk Kim /******************************************************************************* 166a159c266SJung-uk Kim * 167493deb39SJung-uk Kim * FUNCTION: NsExecuteTable 168493deb39SJung-uk Kim * 169493deb39SJung-uk Kim * PARAMETERS: TableDesc - An ACPI table descriptor for table to parse 170493deb39SJung-uk Kim * StartNode - Where to enter the table into the namespace 171493deb39SJung-uk Kim * 172493deb39SJung-uk Kim * RETURN: Status 173493deb39SJung-uk Kim * 1748438a7a8SJung-uk Kim * DESCRIPTION: Load ACPI/AML table by executing the entire table as a single 1758438a7a8SJung-uk Kim * large control method. 1768438a7a8SJung-uk Kim * 1778438a7a8SJung-uk Kim * NOTE: The point of this is to execute any module-level code in-place 1788438a7a8SJung-uk Kim * as the table is parsed. Some AML code depends on this behavior. 1798438a7a8SJung-uk Kim * 1808438a7a8SJung-uk Kim * It is a run-time option at this time, but will eventually become 1818438a7a8SJung-uk Kim * the default. 1828438a7a8SJung-uk Kim * 1838438a7a8SJung-uk Kim * Note: This causes the table to only have a single-pass parse. 1848438a7a8SJung-uk Kim * However, this is compatible with other ACPI implementations. 185493deb39SJung-uk Kim * 186493deb39SJung-uk Kim ******************************************************************************/ 187493deb39SJung-uk Kim 188493deb39SJung-uk Kim ACPI_STATUS 189493deb39SJung-uk Kim AcpiNsExecuteTable ( 190493deb39SJung-uk Kim UINT32 TableIndex, 191493deb39SJung-uk Kim ACPI_NAMESPACE_NODE *StartNode) 192493deb39SJung-uk Kim { 193493deb39SJung-uk Kim ACPI_STATUS Status; 194493deb39SJung-uk Kim ACPI_TABLE_HEADER *Table; 195493deb39SJung-uk Kim ACPI_OWNER_ID OwnerId; 196493deb39SJung-uk Kim ACPI_EVALUATE_INFO *Info = NULL; 197493deb39SJung-uk Kim UINT32 AmlLength; 198493deb39SJung-uk Kim UINT8 *AmlStart; 199493deb39SJung-uk Kim ACPI_OPERAND_OBJECT *MethodObj = NULL; 200493deb39SJung-uk Kim 201493deb39SJung-uk Kim 202493deb39SJung-uk Kim ACPI_FUNCTION_TRACE (NsExecuteTable); 203493deb39SJung-uk Kim 204493deb39SJung-uk Kim 205493deb39SJung-uk Kim Status = AcpiGetTableByIndex (TableIndex, &Table); 206493deb39SJung-uk Kim if (ACPI_FAILURE (Status)) 207493deb39SJung-uk Kim { 208493deb39SJung-uk Kim return_ACPI_STATUS (Status); 209493deb39SJung-uk Kim } 210493deb39SJung-uk Kim 211493deb39SJung-uk Kim /* Table must consist of at least a complete header */ 212493deb39SJung-uk Kim 213493deb39SJung-uk Kim if (Table->Length < sizeof (ACPI_TABLE_HEADER)) 214493deb39SJung-uk Kim { 215493deb39SJung-uk Kim return_ACPI_STATUS (AE_BAD_HEADER); 216493deb39SJung-uk Kim } 217493deb39SJung-uk Kim 218493deb39SJung-uk Kim AmlStart = (UINT8 *) Table + sizeof (ACPI_TABLE_HEADER); 219493deb39SJung-uk Kim AmlLength = Table->Length - sizeof (ACPI_TABLE_HEADER); 220493deb39SJung-uk Kim 221493deb39SJung-uk Kim Status = AcpiTbGetOwnerId (TableIndex, &OwnerId); 222493deb39SJung-uk Kim if (ACPI_FAILURE (Status)) 223493deb39SJung-uk Kim { 224493deb39SJung-uk Kim return_ACPI_STATUS (Status); 225493deb39SJung-uk Kim } 226493deb39SJung-uk Kim 227493deb39SJung-uk Kim /* Create, initialize, and link a new temporary method object */ 228493deb39SJung-uk Kim 229493deb39SJung-uk Kim MethodObj = AcpiUtCreateInternalObject (ACPI_TYPE_METHOD); 230493deb39SJung-uk Kim if (!MethodObj) 231493deb39SJung-uk Kim { 232493deb39SJung-uk Kim return_ACPI_STATUS (AE_NO_MEMORY); 233493deb39SJung-uk Kim } 234493deb39SJung-uk Kim 235493deb39SJung-uk Kim /* Allocate the evaluation information block */ 236493deb39SJung-uk Kim 237493deb39SJung-uk Kim Info = ACPI_ALLOCATE_ZEROED (sizeof (ACPI_EVALUATE_INFO)); 238493deb39SJung-uk Kim if (!Info) 239493deb39SJung-uk Kim { 240493deb39SJung-uk Kim Status = AE_NO_MEMORY; 241493deb39SJung-uk Kim goto Cleanup; 242493deb39SJung-uk Kim } 243493deb39SJung-uk Kim 244ff879b07SJung-uk Kim ACPI_DEBUG_PRINT_RAW ((ACPI_DB_PARSE, 245ff879b07SJung-uk Kim "%s: Create table pseudo-method for [%4.4s] @%p, method %p\n", 246ff879b07SJung-uk Kim ACPI_GET_FUNCTION_NAME, Table->Signature, Table, MethodObj)); 247493deb39SJung-uk Kim 248493deb39SJung-uk Kim MethodObj->Method.AmlStart = AmlStart; 249493deb39SJung-uk Kim MethodObj->Method.AmlLength = AmlLength; 250493deb39SJung-uk Kim MethodObj->Method.OwnerId = OwnerId; 251493deb39SJung-uk Kim MethodObj->Method.InfoFlags |= ACPI_METHOD_MODULE_LEVEL; 252493deb39SJung-uk Kim 253493deb39SJung-uk Kim Info->PassNumber = ACPI_IMODE_EXECUTE; 254493deb39SJung-uk Kim Info->Node = StartNode; 255493deb39SJung-uk Kim Info->ObjDesc = MethodObj; 256493deb39SJung-uk Kim Info->NodeFlags = Info->Node->Flags; 257493deb39SJung-uk Kim Info->FullPathname = AcpiNsGetNormalizedPathname (Info->Node, TRUE); 258493deb39SJung-uk Kim if (!Info->FullPathname) 259493deb39SJung-uk Kim { 260493deb39SJung-uk Kim Status = AE_NO_MEMORY; 261493deb39SJung-uk Kim goto Cleanup; 262493deb39SJung-uk Kim } 263493deb39SJung-uk Kim 26490b566fdSJung-uk Kim /* Optional object evaluation log */ 26590b566fdSJung-uk Kim 26690b566fdSJung-uk Kim ACPI_DEBUG_PRINT_RAW ((ACPI_DB_EVALUATION, 26790b566fdSJung-uk Kim "%-26s: (Definition Block level)\n", "Module-level evaluation")); 26890b566fdSJung-uk Kim 269493deb39SJung-uk Kim Status = AcpiPsExecuteTable (Info); 270493deb39SJung-uk Kim 27190b566fdSJung-uk Kim /* Optional object evaluation log */ 27290b566fdSJung-uk Kim 27390b566fdSJung-uk Kim ACPI_DEBUG_PRINT_RAW ((ACPI_DB_EVALUATION, 27490b566fdSJung-uk Kim "%-26s: (Definition Block level)\n", "Module-level complete")); 27590b566fdSJung-uk Kim 276493deb39SJung-uk Kim Cleanup: 277493deb39SJung-uk Kim if (Info) 278493deb39SJung-uk Kim { 279493deb39SJung-uk Kim ACPI_FREE (Info->FullPathname); 280493deb39SJung-uk Kim Info->FullPathname = NULL; 281493deb39SJung-uk Kim } 282493deb39SJung-uk Kim ACPI_FREE (Info); 283493deb39SJung-uk Kim AcpiUtRemoveReference (MethodObj); 284493deb39SJung-uk Kim return_ACPI_STATUS (Status); 285493deb39SJung-uk Kim } 286493deb39SJung-uk Kim 287493deb39SJung-uk Kim 288493deb39SJung-uk Kim /******************************************************************************* 289493deb39SJung-uk Kim * 290a159c266SJung-uk Kim * FUNCTION: NsOneCompleteParse 291a159c266SJung-uk Kim * 292a159c266SJung-uk Kim * PARAMETERS: PassNumber - 1 or 2 293a159c266SJung-uk Kim * TableDesc - The table to be parsed. 294a159c266SJung-uk Kim * 295a159c266SJung-uk Kim * RETURN: Status 296a159c266SJung-uk Kim * 297a159c266SJung-uk Kim * DESCRIPTION: Perform one complete parse of an ACPI/AML table. 298a159c266SJung-uk Kim * 299a159c266SJung-uk Kim ******************************************************************************/ 300a159c266SJung-uk Kim 301a159c266SJung-uk Kim ACPI_STATUS 302a159c266SJung-uk Kim AcpiNsOneCompleteParse ( 303a159c266SJung-uk Kim UINT32 PassNumber, 304a159c266SJung-uk Kim UINT32 TableIndex, 305a159c266SJung-uk Kim ACPI_NAMESPACE_NODE *StartNode) 306a159c266SJung-uk Kim { 307a159c266SJung-uk Kim ACPI_PARSE_OBJECT *ParseRoot; 308a159c266SJung-uk Kim ACPI_STATUS Status; 309a159c266SJung-uk Kim UINT32 AmlLength; 310a159c266SJung-uk Kim UINT8 *AmlStart; 311a159c266SJung-uk Kim ACPI_WALK_STATE *WalkState; 312a159c266SJung-uk Kim ACPI_TABLE_HEADER *Table; 313a159c266SJung-uk Kim ACPI_OWNER_ID OwnerId; 314a159c266SJung-uk Kim 315a159c266SJung-uk Kim 316a159c266SJung-uk Kim ACPI_FUNCTION_TRACE (NsOneCompleteParse); 317a159c266SJung-uk Kim 318a159c266SJung-uk Kim 319fe0f0bbbSJung-uk Kim Status = AcpiGetTableByIndex (TableIndex, &Table); 320fe0f0bbbSJung-uk Kim if (ACPI_FAILURE (Status)) 321fe0f0bbbSJung-uk Kim { 322fe0f0bbbSJung-uk Kim return_ACPI_STATUS (Status); 323fe0f0bbbSJung-uk Kim } 324fe0f0bbbSJung-uk Kim 325fe0f0bbbSJung-uk Kim /* Table must consist of at least a complete header */ 326fe0f0bbbSJung-uk Kim 327fe0f0bbbSJung-uk Kim if (Table->Length < sizeof (ACPI_TABLE_HEADER)) 328fe0f0bbbSJung-uk Kim { 329fe0f0bbbSJung-uk Kim return_ACPI_STATUS (AE_BAD_HEADER); 330fe0f0bbbSJung-uk Kim } 331fe0f0bbbSJung-uk Kim 332fe0f0bbbSJung-uk Kim AmlStart = (UINT8 *) Table + sizeof (ACPI_TABLE_HEADER); 333fe0f0bbbSJung-uk Kim AmlLength = Table->Length - sizeof (ACPI_TABLE_HEADER); 334fe0f0bbbSJung-uk Kim 335a159c266SJung-uk Kim Status = AcpiTbGetOwnerId (TableIndex, &OwnerId); 336a159c266SJung-uk Kim if (ACPI_FAILURE (Status)) 337a159c266SJung-uk Kim { 338a159c266SJung-uk Kim return_ACPI_STATUS (Status); 339a159c266SJung-uk Kim } 340a159c266SJung-uk Kim 341a159c266SJung-uk Kim /* Create and init a Root Node */ 342a159c266SJung-uk Kim 343fe0f0bbbSJung-uk Kim ParseRoot = AcpiPsCreateScopeOp (AmlStart); 344a159c266SJung-uk Kim if (!ParseRoot) 345a159c266SJung-uk Kim { 346a159c266SJung-uk Kim return_ACPI_STATUS (AE_NO_MEMORY); 347a159c266SJung-uk Kim } 348a159c266SJung-uk Kim 349a159c266SJung-uk Kim /* Create and initialize a new walk state */ 350a159c266SJung-uk Kim 351a159c266SJung-uk Kim WalkState = AcpiDsCreateWalkState (OwnerId, NULL, NULL, NULL); 352a159c266SJung-uk Kim if (!WalkState) 353a159c266SJung-uk Kim { 354a159c266SJung-uk Kim AcpiPsFreeOp (ParseRoot); 355a159c266SJung-uk Kim return_ACPI_STATUS (AE_NO_MEMORY); 356a159c266SJung-uk Kim } 357a159c266SJung-uk Kim 358fe0f0bbbSJung-uk Kim Status = AcpiDsInitAmlWalk (WalkState, ParseRoot, NULL, 359fe0f0bbbSJung-uk Kim AmlStart, AmlLength, NULL, (UINT8) PassNumber); 360a159c266SJung-uk Kim if (ACPI_FAILURE (Status)) 361a159c266SJung-uk Kim { 362a159c266SJung-uk Kim AcpiDsDeleteWalkState (WalkState); 363fe0f0bbbSJung-uk Kim goto Cleanup; 364a159c266SJung-uk Kim } 365a159c266SJung-uk Kim 3665ef50723SJung-uk Kim /* Found OSDT table, enable the namespace override feature */ 3675ef50723SJung-uk Kim 368278f0de6SJung-uk Kim if (ACPI_COMPARE_NAMESEG (Table->Signature, ACPI_SIG_OSDT) && 3695ef50723SJung-uk Kim PassNumber == ACPI_IMODE_LOAD_PASS1) 3705ef50723SJung-uk Kim { 3715ef50723SJung-uk Kim WalkState->NamespaceOverride = TRUE; 3725ef50723SJung-uk Kim } 3735ef50723SJung-uk Kim 374a159c266SJung-uk Kim /* StartNode is the default location to load the table */ 375a159c266SJung-uk Kim 376a159c266SJung-uk Kim if (StartNode && StartNode != AcpiGbl_RootNode) 377a159c266SJung-uk Kim { 378f8146b88SJung-uk Kim Status = AcpiDsScopeStackPush ( 379f8146b88SJung-uk Kim StartNode, ACPI_TYPE_METHOD, WalkState); 380a159c266SJung-uk Kim if (ACPI_FAILURE (Status)) 381a159c266SJung-uk Kim { 382a159c266SJung-uk Kim AcpiDsDeleteWalkState (WalkState); 383a159c266SJung-uk Kim goto Cleanup; 384a159c266SJung-uk Kim } 385a159c266SJung-uk Kim } 386a159c266SJung-uk Kim 387a159c266SJung-uk Kim /* Parse the AML */ 388a159c266SJung-uk Kim 389f8146b88SJung-uk Kim ACPI_DEBUG_PRINT ((ACPI_DB_PARSE, 390f8146b88SJung-uk Kim "*PARSE* pass %u parse\n", PassNumber)); 391493deb39SJung-uk Kim AcpiExEnterInterpreter (); 392a159c266SJung-uk Kim Status = AcpiPsParseAml (WalkState); 393493deb39SJung-uk Kim AcpiExExitInterpreter (); 394a159c266SJung-uk Kim 395a159c266SJung-uk Kim Cleanup: 396a159c266SJung-uk Kim AcpiPsDeleteParseTree (ParseRoot); 397a159c266SJung-uk Kim return_ACPI_STATUS (Status); 398a159c266SJung-uk Kim } 399a159c266SJung-uk Kim 400a159c266SJung-uk Kim 401a159c266SJung-uk Kim /******************************************************************************* 402a159c266SJung-uk Kim * 403a159c266SJung-uk Kim * FUNCTION: AcpiNsParseTable 404a159c266SJung-uk Kim * 405a159c266SJung-uk Kim * PARAMETERS: TableDesc - An ACPI table descriptor for table to parse 406a159c266SJung-uk Kim * StartNode - Where to enter the table into the namespace 407a159c266SJung-uk Kim * 408a159c266SJung-uk Kim * RETURN: Status 409a159c266SJung-uk Kim * 410a159c266SJung-uk Kim * DESCRIPTION: Parse AML within an ACPI table and return a tree of ops 411a159c266SJung-uk Kim * 412a159c266SJung-uk Kim ******************************************************************************/ 413a159c266SJung-uk Kim 414a159c266SJung-uk Kim ACPI_STATUS 415a159c266SJung-uk Kim AcpiNsParseTable ( 416a159c266SJung-uk Kim UINT32 TableIndex, 417a159c266SJung-uk Kim ACPI_NAMESPACE_NODE *StartNode) 418a159c266SJung-uk Kim { 419a159c266SJung-uk Kim ACPI_STATUS Status; 420a159c266SJung-uk Kim 421a159c266SJung-uk Kim 422a159c266SJung-uk Kim ACPI_FUNCTION_TRACE (NsParseTable); 423a159c266SJung-uk Kim 424a159c266SJung-uk Kim 4258438a7a8SJung-uk Kim /* 426cd6518c7SJung-uk Kim * Executes the AML table as one large control method. 4278438a7a8SJung-uk Kim * The point of this is to execute any module-level code in-place 4288438a7a8SJung-uk Kim * as the table is parsed. Some AML code depends on this behavior. 4298438a7a8SJung-uk Kim * 4308438a7a8SJung-uk Kim * Note: This causes the table to only have a single-pass parse. 4318438a7a8SJung-uk Kim * However, this is compatible with other ACPI implementations. 4328438a7a8SJung-uk Kim */ 433ff879b07SJung-uk Kim ACPI_DEBUG_PRINT_RAW ((ACPI_DB_PARSE, 434ff879b07SJung-uk Kim "%s: **** Start table execution pass\n", ACPI_GET_FUNCTION_NAME)); 435493deb39SJung-uk Kim 436493deb39SJung-uk Kim Status = AcpiNsExecuteTable (TableIndex, StartNode); 437a159c266SJung-uk Kim 438a159c266SJung-uk Kim return_ACPI_STATUS (Status); 439a159c266SJung-uk Kim } 440