diff options
author | avg <avg@FreeBSD.org> | 2009-05-19 14:46:41 +0000 |
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committer | avg <avg@FreeBSD.org> | 2009-05-19 14:46:41 +0000 |
commit | 446155c1b9c328c7c094f10e8652c983b9213091 (patch) | |
tree | 1bf29b36bb41677c0742ff0393268009db7bb74a /sys/contrib/dev/acpica/dswload.c | |
parent | cec3f46f5f61173a687aa7e171b0ac680707a164 (diff) | |
download | FreeBSD-src-446155c1b9c328c7c094f10e8652c983b9213091.zip FreeBSD-src-446155c1b9c328c7c094f10e8652c983b9213091.tar.gz |
flatten acpica vendor area
do it for current ('dist') and previous versions;
disable keywords expansion at the same time
Reviewed by: attilio
Approved by: rpaulo
Diffstat (limited to 'sys/contrib/dev/acpica/dswload.c')
-rw-r--r-- | sys/contrib/dev/acpica/dswload.c | 1294 |
1 files changed, 0 insertions, 1294 deletions
diff --git a/sys/contrib/dev/acpica/dswload.c b/sys/contrib/dev/acpica/dswload.c deleted file mode 100644 index 7a65942..0000000 --- a/sys/contrib/dev/acpica/dswload.c +++ /dev/null @@ -1,1294 +0,0 @@ -/****************************************************************************** - * - * Module Name: dswload - Dispatcher namespace load callbacks - * $Revision: 1.117 $ - * - *****************************************************************************/ - -/****************************************************************************** - * - * 1. Copyright Notice - * - * Some or all of this work - Copyright (c) 1999 - 2007, Intel Corp. - * All rights reserved. - * - * 2. License - * - * 2.1. This is your license from Intel Corp. under its intellectual property - * rights. You may have additional license terms from the party that provided - * you this software, covering your right to use that party's intellectual - * property rights. - * - * 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a - * copy of the source code appearing in this file ("Covered Code") an - * irrevocable, perpetual, worldwide license under Intel's copyrights in the - * base code distributed originally by Intel ("Original Intel Code") to copy, - * make derivatives, distribute, use and display any portion of the Covered - * Code in any form, with the right to sublicense such rights; and - * - * 2.3. Intel grants Licensee a non-exclusive and non-transferable patent - * license (with the right to sublicense), under only those claims of Intel - * patents that are infringed by the Original Intel Code, to make, use, sell, - * offer to sell, and import the Covered Code and derivative works thereof - * solely to the minimum extent necessary to exercise the above copyright - * license, and in no event shall the patent license extend to any additions - * to or modifications of the Original Intel Code. No other license or right - * is granted directly or by implication, estoppel or otherwise; - * - * The above copyright and patent license is granted only if the following - * conditions are met: - * - * 3. Conditions - * - * 3.1. Redistribution of Source with Rights to Further Distribute Source. - * Redistribution of source code of any substantial portion of the Covered - * Code or modification with rights to further distribute source must include - * the above Copyright Notice, the above License, this list of Conditions, - * and the following Disclaimer and Export Compliance provision. In addition, - * Licensee must cause all Covered Code to which Licensee contributes to - * contain a file documenting the changes Licensee made to create that Covered - * Code and the date of any change. Licensee must include in that file the - * documentation of any changes made by any predecessor Licensee. Licensee - * must include a prominent statement that the modification is derived, - * directly or indirectly, from Original Intel Code. - * - * 3.2. Redistribution of Source with no Rights to Further Distribute Source. - * Redistribution of source code of any substantial portion of the Covered - * Code or modification without rights to further distribute source must - * include the following Disclaimer and Export Compliance provision in the - * documentation and/or other materials provided with distribution. In - * addition, Licensee may not authorize further sublicense of source of any - * portion of the Covered Code, and must include terms to the effect that the - * license from Licensee to its licensee is limited to the intellectual - * property embodied in the software Licensee provides to its licensee, and - * not to intellectual property embodied in modifications its licensee may - * make. - * - * 3.3. Redistribution of Executable. Redistribution in executable form of any - * substantial portion of the Covered Code or modification must reproduce the - * above Copyright Notice, and the following Disclaimer and Export Compliance - * provision in the documentation and/or other materials provided with the - * distribution. - * - * 3.4. Intel retains all right, title, and interest in and to the Original - * Intel Code. - * - * 3.5. Neither the name Intel nor any other trademark owned or controlled by - * Intel shall be used in advertising or otherwise to promote the sale, use or - * other dealings in products derived from or relating to the Covered Code - * without prior written authorization from Intel. - * - * 4. Disclaimer and Export Compliance - * - * 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED - * HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE - * IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE, - * INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY - * UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY - * IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A - * PARTICULAR PURPOSE. - * - * 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES - * OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR - * COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT, - * SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY - * CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL - * HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS - * SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY - * LIMITED REMEDY. - * - * 4.3. Licensee shall not export, either directly or indirectly, any of this - * software or system incorporating such software without first obtaining any - * required license or other approval from the U. S. Department of Commerce or - * any other agency or department of the United States Government. In the - * event Licensee exports any such software from the United States or - * re-exports any such software from a foreign destination, Licensee shall - * ensure that the distribution and export/re-export of the software is in - * compliance with all laws, regulations, orders, or other restrictions of the - * U.S. Export Administration Regulations. Licensee agrees that neither it nor - * any of its subsidiaries will export/re-export any technical data, process, - * software, or service, directly or indirectly, to any country for which the - * United States government or any agency thereof requires an export license, - * other governmental approval, or letter of assurance, without first obtaining - * such license, approval or letter. - * - *****************************************************************************/ - -#define __DSWLOAD_C__ - -#include <contrib/dev/acpica/acpi.h> -#include <contrib/dev/acpica/acparser.h> -#include <contrib/dev/acpica/amlcode.h> -#include <contrib/dev/acpica/acdispat.h> -#include <contrib/dev/acpica/acinterp.h> -#include <contrib/dev/acpica/acnamesp.h> -#include <contrib/dev/acpica/acevents.h> - -#ifdef ACPI_ASL_COMPILER -#include <contrib/dev/acpica/acdisasm.h> -#endif - -#define _COMPONENT ACPI_DISPATCHER - ACPI_MODULE_NAME ("dswload") - - -/******************************************************************************* - * - * FUNCTION: AcpiDsInitCallbacks - * - * PARAMETERS: WalkState - Current state of the parse tree walk - * PassNumber - 1, 2, or 3 - * - * RETURN: Status - * - * DESCRIPTION: Init walk state callbacks - * - ******************************************************************************/ - -ACPI_STATUS -AcpiDsInitCallbacks ( - ACPI_WALK_STATE *WalkState, - UINT32 PassNumber) -{ - - switch (PassNumber) - { - case 1: - WalkState->ParseFlags = ACPI_PARSE_LOAD_PASS1 | - ACPI_PARSE_DELETE_TREE; - WalkState->DescendingCallback = AcpiDsLoad1BeginOp; - WalkState->AscendingCallback = AcpiDsLoad1EndOp; - break; - - case 2: - WalkState->ParseFlags = ACPI_PARSE_LOAD_PASS1 | - ACPI_PARSE_DELETE_TREE; - WalkState->DescendingCallback = AcpiDsLoad2BeginOp; - WalkState->AscendingCallback = AcpiDsLoad2EndOp; - break; - - case 3: -#ifndef ACPI_NO_METHOD_EXECUTION - WalkState->ParseFlags |= ACPI_PARSE_EXECUTE | - ACPI_PARSE_DELETE_TREE; - WalkState->DescendingCallback = AcpiDsExecBeginOp; - WalkState->AscendingCallback = AcpiDsExecEndOp; -#endif - break; - - default: - return (AE_BAD_PARAMETER); - } - - return (AE_OK); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiDsLoad1BeginOp - * - * PARAMETERS: WalkState - Current state of the parse tree walk - * OutOp - Where to return op if a new one is created - * - * RETURN: Status - * - * DESCRIPTION: Descending callback used during the loading of ACPI tables. - * - ******************************************************************************/ - -ACPI_STATUS -AcpiDsLoad1BeginOp ( - ACPI_WALK_STATE *WalkState, - ACPI_PARSE_OBJECT **OutOp) -{ - ACPI_PARSE_OBJECT *Op; - ACPI_NAMESPACE_NODE *Node; - ACPI_STATUS Status; - ACPI_OBJECT_TYPE ObjectType; - char *Path; - UINT32 Flags; - - - ACPI_FUNCTION_TRACE (DsLoad1BeginOp); - - - Op = WalkState->Op; - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, "Op=%p State=%p\n", Op, WalkState)); - - /* We are only interested in opcodes that have an associated name */ - - if (Op) - { - if (!(WalkState->OpInfo->Flags & AML_NAMED)) - { - *OutOp = Op; - return_ACPI_STATUS (AE_OK); - } - - /* Check if this object has already been installed in the namespace */ - - if (Op->Common.Node) - { - *OutOp = Op; - return_ACPI_STATUS (AE_OK); - } - } - - Path = AcpiPsGetNextNamestring (&WalkState->ParserState); - - /* Map the raw opcode into an internal object type */ - - ObjectType = WalkState->OpInfo->ObjectType; - - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "State=%p Op=%p [%s]\n", WalkState, Op, AcpiUtGetTypeName (ObjectType))); - - switch (WalkState->Opcode) - { - case AML_SCOPE_OP: - - /* - * The target name of the Scope() operator must exist at this point so - * that we can actually open the scope to enter new names underneath it. - * Allow search-to-root for single namesegs. - */ - Status = AcpiNsLookup (WalkState->ScopeInfo, Path, ObjectType, - ACPI_IMODE_EXECUTE, ACPI_NS_SEARCH_PARENT, WalkState, &(Node)); -#ifdef ACPI_ASL_COMPILER - if (Status == AE_NOT_FOUND) - { - /* - * Table disassembly: - * Target of Scope() not found. Generate an External for it, and - * insert the name into the namespace. - */ - AcpiDmAddToExternalList (Path, ACPI_TYPE_DEVICE, 0); - Status = AcpiNsLookup (WalkState->ScopeInfo, Path, ObjectType, - ACPI_IMODE_LOAD_PASS1, ACPI_NS_SEARCH_PARENT, - WalkState, &Node); - } -#endif - if (ACPI_FAILURE (Status)) - { - ACPI_ERROR_NAMESPACE (Path, Status); - return_ACPI_STATUS (Status); - } - - /* - * Check to make sure that the target is - * one of the opcodes that actually opens a scope - */ - switch (Node->Type) - { - case ACPI_TYPE_ANY: - case ACPI_TYPE_LOCAL_SCOPE: /* Scope */ - case ACPI_TYPE_DEVICE: - case ACPI_TYPE_POWER: - case ACPI_TYPE_PROCESSOR: - case ACPI_TYPE_THERMAL: - - /* These are acceptable types */ - break; - - case ACPI_TYPE_INTEGER: - case ACPI_TYPE_STRING: - case ACPI_TYPE_BUFFER: - - /* - * These types we will allow, but we will change the type. This - * enables some existing code of the form: - * - * Name (DEB, 0) - * Scope (DEB) { ... } - * - * Note: silently change the type here. On the second pass, we will report - * a warning - */ - ACPI_DEBUG_PRINT ((ACPI_DB_INFO, - "Type override - [%4.4s] had invalid type (%s) for Scope operator, changed to (Scope)\n", - Path, AcpiUtGetTypeName (Node->Type))); - - Node->Type = ACPI_TYPE_ANY; - WalkState->ScopeInfo->Common.Value = ACPI_TYPE_ANY; - break; - - default: - - /* All other types are an error */ - - ACPI_ERROR ((AE_INFO, - "Invalid type (%s) for target of Scope operator [%4.4s] (Cannot override)", - AcpiUtGetTypeName (Node->Type), Path)); - - return_ACPI_STATUS (AE_AML_OPERAND_TYPE); - } - break; - - - default: - /* - * For all other named opcodes, we will enter the name into - * the namespace. - * - * Setup the search flags. - * Since we are entering a name into the namespace, we do not want to - * enable the search-to-root upsearch. - * - * There are only two conditions where it is acceptable that the name - * already exists: - * 1) the Scope() operator can reopen a scoping object that was - * previously defined (Scope, Method, Device, etc.) - * 2) Whenever we are parsing a deferred opcode (OpRegion, Buffer, - * BufferField, or Package), the name of the object is already - * in the namespace. - */ - if (WalkState->DeferredNode) - { - /* This name is already in the namespace, get the node */ - - Node = WalkState->DeferredNode; - Status = AE_OK; - break; - } - - /* - * If we are executing a method, do not create any namespace objects - * during the load phase, only during execution. - */ - if (WalkState->MethodNode) - { - Node = NULL; - Status = AE_OK; - break; - } - - Flags = ACPI_NS_NO_UPSEARCH; - if ((WalkState->Opcode != AML_SCOPE_OP) && - (!(WalkState->ParseFlags & ACPI_PARSE_DEFERRED_OP))) - { - Flags |= ACPI_NS_ERROR_IF_FOUND; - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, "[%s] Cannot already exist\n", - AcpiUtGetTypeName (ObjectType))); - } - else - { - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "[%s] Both Find or Create allowed\n", - AcpiUtGetTypeName (ObjectType))); - } - - /* - * Enter the named type into the internal namespace. We enter the name - * as we go downward in the parse tree. Any necessary subobjects that - * involve arguments to the opcode must be created as we go back up the - * parse tree later. - */ - Status = AcpiNsLookup (WalkState->ScopeInfo, Path, ObjectType, - ACPI_IMODE_LOAD_PASS1, Flags, WalkState, &Node); - if (ACPI_FAILURE (Status)) - { - if (Status == AE_ALREADY_EXISTS) - { - /* The name already exists in this scope */ - - if (Node->Flags & ANOBJ_IS_EXTERNAL) - { - /* - * Allow one create on an object or segment that was - * previously declared External - */ - Node->Flags &= ~ANOBJ_IS_EXTERNAL; - Node->Type = (UINT8) ObjectType; - - /* Just retyped a node, probably will need to open a scope */ - - if (AcpiNsOpensScope (ObjectType)) - { - Status = AcpiDsScopeStackPush (Node, ObjectType, WalkState); - if (ACPI_FAILURE (Status)) - { - return_ACPI_STATUS (Status); - } - } - - Status = AE_OK; - } - } - - if (ACPI_FAILURE (Status)) - { - ACPI_ERROR_NAMESPACE (Path, Status); - return_ACPI_STATUS (Status); - } - } - break; - } - - /* Common exit */ - - if (!Op) - { - /* Create a new op */ - - Op = AcpiPsAllocOp (WalkState->Opcode); - if (!Op) - { - return_ACPI_STATUS (AE_NO_MEMORY); - } - } - - /* Initialize the op */ - -#if (defined (ACPI_NO_METHOD_EXECUTION) || defined (ACPI_CONSTANT_EVAL_ONLY)) - Op->Named.Path = ACPI_CAST_PTR (UINT8, Path); -#endif - - if (Node) - { - /* - * Put the Node in the "op" object that the parser uses, so we - * can get it again quickly when this scope is closed - */ - Op->Common.Node = Node; - Op->Named.Name = Node->Name.Integer; - } - - AcpiPsAppendArg (AcpiPsGetParentScope (&WalkState->ParserState), Op); - *OutOp = Op; - return_ACPI_STATUS (Status); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiDsLoad1EndOp - * - * PARAMETERS: WalkState - Current state of the parse tree walk - * - * RETURN: Status - * - * DESCRIPTION: Ascending callback used during the loading of the namespace, - * both control methods and everything else. - * - ******************************************************************************/ - -ACPI_STATUS -AcpiDsLoad1EndOp ( - ACPI_WALK_STATE *WalkState) -{ - ACPI_PARSE_OBJECT *Op; - ACPI_OBJECT_TYPE ObjectType; - ACPI_STATUS Status = AE_OK; - - - ACPI_FUNCTION_TRACE (DsLoad1EndOp); - - - Op = WalkState->Op; - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, "Op=%p State=%p\n", Op, WalkState)); - - /* We are only interested in opcodes that have an associated name */ - - if (!(WalkState->OpInfo->Flags & (AML_NAMED | AML_FIELD))) - { - return_ACPI_STATUS (AE_OK); - } - - /* Get the object type to determine if we should pop the scope */ - - ObjectType = WalkState->OpInfo->ObjectType; - -#ifndef ACPI_NO_METHOD_EXECUTION - if (WalkState->OpInfo->Flags & AML_FIELD) - { - /* - * If we are executing a method, do not create any namespace objects - * during the load phase, only during execution. - */ - if (!WalkState->MethodNode) - { - if (WalkState->Opcode == AML_FIELD_OP || - WalkState->Opcode == AML_BANK_FIELD_OP || - WalkState->Opcode == AML_INDEX_FIELD_OP) - { - Status = AcpiDsInitFieldObjects (Op, WalkState); - } - } - return_ACPI_STATUS (Status); - } - - /* - * If we are executing a method, do not create any namespace objects - * during the load phase, only during execution. - */ - if (!WalkState->MethodNode) - { - if (Op->Common.AmlOpcode == AML_REGION_OP) - { - Status = AcpiExCreateRegion (Op->Named.Data, Op->Named.Length, - (ACPI_ADR_SPACE_TYPE) ((Op->Common.Value.Arg)->Common.Value.Integer), - WalkState); - if (ACPI_FAILURE (Status)) - { - return_ACPI_STATUS (Status); - } - } - } -#endif - - if (Op->Common.AmlOpcode == AML_NAME_OP) - { - /* For Name opcode, get the object type from the argument */ - - if (Op->Common.Value.Arg) - { - ObjectType = (AcpiPsGetOpcodeInfo ( - (Op->Common.Value.Arg)->Common.AmlOpcode))->ObjectType; - - /* Set node type if we have a namespace node */ - - if (Op->Common.Node) - { - Op->Common.Node->Type = (UINT8) ObjectType; - } - } - } - - /* - * If we are executing a method, do not create any namespace objects - * during the load phase, only during execution. - */ - if (!WalkState->MethodNode) - { - if (Op->Common.AmlOpcode == AML_METHOD_OP) - { - /* - * MethodOp PkgLength NameString MethodFlags TermList - * - * Note: We must create the method node/object pair as soon as we - * see the method declaration. This allows later pass1 parsing - * of invocations of the method (need to know the number of - * arguments.) - */ - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "LOADING-Method: State=%p Op=%p NamedObj=%p\n", - WalkState, Op, Op->Named.Node)); - - if (!AcpiNsGetAttachedObject (Op->Named.Node)) - { - WalkState->Operands[0] = ACPI_CAST_PTR (void, Op->Named.Node); - WalkState->NumOperands = 1; - - Status = AcpiDsCreateOperands (WalkState, Op->Common.Value.Arg); - if (ACPI_SUCCESS (Status)) - { - Status = AcpiExCreateMethod (Op->Named.Data, - Op->Named.Length, WalkState); - } - - WalkState->Operands[0] = NULL; - WalkState->NumOperands = 0; - - if (ACPI_FAILURE (Status)) - { - return_ACPI_STATUS (Status); - } - } - } - } - - /* Pop the scope stack (only if loading a table) */ - - if (!WalkState->MethodNode && - AcpiNsOpensScope (ObjectType)) - { - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, "(%s): Popping scope for Op %p\n", - AcpiUtGetTypeName (ObjectType), Op)); - - Status = AcpiDsScopeStackPop (WalkState); - } - - return_ACPI_STATUS (Status); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiDsLoad2BeginOp - * - * PARAMETERS: WalkState - Current state of the parse tree walk - * OutOp - Wher to return op if a new one is created - * - * RETURN: Status - * - * DESCRIPTION: Descending callback used during the loading of ACPI tables. - * - ******************************************************************************/ - -ACPI_STATUS -AcpiDsLoad2BeginOp ( - ACPI_WALK_STATE *WalkState, - ACPI_PARSE_OBJECT **OutOp) -{ - ACPI_PARSE_OBJECT *Op; - ACPI_NAMESPACE_NODE *Node; - ACPI_STATUS Status; - ACPI_OBJECT_TYPE ObjectType; - char *BufferPtr; - UINT32 Flags; - - - ACPI_FUNCTION_TRACE (DsLoad2BeginOp); - - - Op = WalkState->Op; - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, "Op=%p State=%p\n", Op, WalkState)); - - if (Op) - { - if ((WalkState->ControlState) && - (WalkState->ControlState->Common.State == - ACPI_CONTROL_CONDITIONAL_EXECUTING)) - { - /* We are executing a while loop outside of a method */ - - Status = AcpiDsExecBeginOp (WalkState, OutOp); - return_ACPI_STATUS (Status); - } - - /* We only care about Namespace opcodes here */ - - if ((!(WalkState->OpInfo->Flags & AML_NSOPCODE) && - (WalkState->Opcode != AML_INT_NAMEPATH_OP)) || - (!(WalkState->OpInfo->Flags & AML_NAMED))) - { -#ifdef ACPI_ENABLE_MODULE_LEVEL_CODE - if ((WalkState->OpInfo->Class == AML_CLASS_EXECUTE) || - (WalkState->OpInfo->Class == AML_CLASS_CONTROL)) - { - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "Begin/EXEC: %s (fl %8.8X)\n", WalkState->OpInfo->Name, - WalkState->OpInfo->Flags)); - - /* Executing a type1 or type2 opcode outside of a method */ - - Status = AcpiDsExecBeginOp (WalkState, OutOp); - return_ACPI_STATUS (Status); - } -#endif - return_ACPI_STATUS (AE_OK); - } - - /* Get the name we are going to enter or lookup in the namespace */ - - if (WalkState->Opcode == AML_INT_NAMEPATH_OP) - { - /* For Namepath op, get the path string */ - - BufferPtr = Op->Common.Value.String; - if (!BufferPtr) - { - /* No name, just exit */ - - return_ACPI_STATUS (AE_OK); - } - } - else - { - /* Get name from the op */ - - BufferPtr = ACPI_CAST_PTR (char, &Op->Named.Name); - } - } - else - { - /* Get the namestring from the raw AML */ - - BufferPtr = AcpiPsGetNextNamestring (&WalkState->ParserState); - } - - /* Map the opcode into an internal object type */ - - ObjectType = WalkState->OpInfo->ObjectType; - - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "State=%p Op=%p Type=%X\n", WalkState, Op, ObjectType)); - - switch (WalkState->Opcode) - { - case AML_FIELD_OP: - case AML_BANK_FIELD_OP: - case AML_INDEX_FIELD_OP: - - Node = NULL; - Status = AE_OK; - break; - - case AML_INT_NAMEPATH_OP: - /* - * The NamePath is an object reference to an existing object. - * Don't enter the name into the namespace, but look it up - * for use later. - */ - Status = AcpiNsLookup (WalkState->ScopeInfo, BufferPtr, ObjectType, - ACPI_IMODE_EXECUTE, ACPI_NS_SEARCH_PARENT, - WalkState, &(Node)); - break; - - case AML_SCOPE_OP: - /* - * The Path is an object reference to an existing object. - * Don't enter the name into the namespace, but look it up - * for use later. - */ - Status = AcpiNsLookup (WalkState->ScopeInfo, BufferPtr, ObjectType, - ACPI_IMODE_EXECUTE, ACPI_NS_SEARCH_PARENT, - WalkState, &(Node)); - if (ACPI_FAILURE (Status)) - { -#ifdef ACPI_ASL_COMPILER - if (Status == AE_NOT_FOUND) - { - Status = AE_OK; - } - else - { - ACPI_ERROR_NAMESPACE (BufferPtr, Status); - } -#else - ACPI_ERROR_NAMESPACE (BufferPtr, Status); -#endif - return_ACPI_STATUS (Status); - } - - /* - * We must check to make sure that the target is - * one of the opcodes that actually opens a scope - */ - switch (Node->Type) - { - case ACPI_TYPE_ANY: - case ACPI_TYPE_LOCAL_SCOPE: /* Scope */ - case ACPI_TYPE_DEVICE: - case ACPI_TYPE_POWER: - case ACPI_TYPE_PROCESSOR: - case ACPI_TYPE_THERMAL: - - /* These are acceptable types */ - break; - - case ACPI_TYPE_INTEGER: - case ACPI_TYPE_STRING: - case ACPI_TYPE_BUFFER: - - /* - * These types we will allow, but we will change the type. This - * enables some existing code of the form: - * - * Name (DEB, 0) - * Scope (DEB) { ... } - */ - ACPI_WARNING ((AE_INFO, - "Type override - [%4.4s] had invalid type (%s) for Scope operator, changed to (Scope)", - BufferPtr, AcpiUtGetTypeName (Node->Type))); - - Node->Type = ACPI_TYPE_ANY; - WalkState->ScopeInfo->Common.Value = ACPI_TYPE_ANY; - break; - - default: - - /* All other types are an error */ - - ACPI_ERROR ((AE_INFO, - "Invalid type (%s) for target of Scope operator [%4.4s]", - AcpiUtGetTypeName (Node->Type), BufferPtr)); - - return (AE_AML_OPERAND_TYPE); - } - break; - - default: - - /* All other opcodes */ - - if (Op && Op->Common.Node) - { - /* This op/node was previously entered into the namespace */ - - Node = Op->Common.Node; - - if (AcpiNsOpensScope (ObjectType)) - { - Status = AcpiDsScopeStackPush (Node, ObjectType, WalkState); - if (ACPI_FAILURE (Status)) - { - return_ACPI_STATUS (Status); - } - } - - return_ACPI_STATUS (AE_OK); - } - - /* - * Enter the named type into the internal namespace. We enter the name - * as we go downward in the parse tree. Any necessary subobjects that - * involve arguments to the opcode must be created as we go back up the - * parse tree later. - * - * Note: Name may already exist if we are executing a deferred opcode. - */ - if (WalkState->DeferredNode) - { - /* This name is already in the namespace, get the node */ - - Node = WalkState->DeferredNode; - Status = AE_OK; - break; - } - - Flags = ACPI_NS_NO_UPSEARCH; - if (WalkState->PassNumber == ACPI_IMODE_EXECUTE) - { - /* Execution mode, node cannot already exist, node is temporary */ - - Flags |= (ACPI_NS_ERROR_IF_FOUND | ACPI_NS_TEMPORARY); - } - - /* Add new entry or lookup existing entry */ - - Status = AcpiNsLookup (WalkState->ScopeInfo, BufferPtr, ObjectType, - ACPI_IMODE_LOAD_PASS2, Flags, WalkState, &Node); - break; - } - - if (ACPI_FAILURE (Status)) - { - ACPI_ERROR_NAMESPACE (BufferPtr, Status); - return_ACPI_STATUS (Status); - } - - if (!Op) - { - /* Create a new op */ - - Op = AcpiPsAllocOp (WalkState->Opcode); - if (!Op) - { - return_ACPI_STATUS (AE_NO_MEMORY); - } - - /* Initialize the new op */ - - if (Node) - { - Op->Named.Name = Node->Name.Integer; - } - *OutOp = Op; - } - - /* - * Put the Node in the "op" object that the parser uses, so we - * can get it again quickly when this scope is closed - */ - Op->Common.Node = Node; - return_ACPI_STATUS (Status); -} - - -/******************************************************************************* - * - * FUNCTION: AcpiDsLoad2EndOp - * - * PARAMETERS: WalkState - Current state of the parse tree walk - * - * RETURN: Status - * - * DESCRIPTION: Ascending callback used during the loading of the namespace, - * both control methods and everything else. - * - ******************************************************************************/ - -ACPI_STATUS -AcpiDsLoad2EndOp ( - ACPI_WALK_STATE *WalkState) -{ - ACPI_PARSE_OBJECT *Op; - ACPI_STATUS Status = AE_OK; - ACPI_OBJECT_TYPE ObjectType; - ACPI_NAMESPACE_NODE *Node; - ACPI_PARSE_OBJECT *Arg; - ACPI_NAMESPACE_NODE *NewNode; -#ifndef ACPI_NO_METHOD_EXECUTION - UINT32 i; -#endif - - - ACPI_FUNCTION_TRACE (DsLoad2EndOp); - - Op = WalkState->Op; - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, "Opcode [%s] Op %p State %p\n", - WalkState->OpInfo->Name, Op, WalkState)); - - /* Check if opcode had an associated namespace object */ - - if (!(WalkState->OpInfo->Flags & AML_NSOBJECT)) - { -#ifndef ACPI_NO_METHOD_EXECUTION -#ifdef ACPI_ENABLE_MODULE_LEVEL_CODE - /* No namespace object. Executable opcode? */ - - if ((WalkState->OpInfo->Class == AML_CLASS_EXECUTE) || - (WalkState->OpInfo->Class == AML_CLASS_CONTROL)) - { - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "End/EXEC: %s (fl %8.8X)\n", WalkState->OpInfo->Name, - WalkState->OpInfo->Flags)); - - /* Executing a type1 or type2 opcode outside of a method */ - - Status = AcpiDsExecEndOp (WalkState); - return_ACPI_STATUS (Status); - } -#endif -#endif - return_ACPI_STATUS (AE_OK); - } - - if (Op->Common.AmlOpcode == AML_SCOPE_OP) - { - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "Ending scope Op=%p State=%p\n", Op, WalkState)); - } - - ObjectType = WalkState->OpInfo->ObjectType; - - /* - * Get the Node/name from the earlier lookup - * (It was saved in the *op structure) - */ - Node = Op->Common.Node; - - /* - * Put the Node on the object stack (Contains the ACPI Name of - * this object) - */ - WalkState->Operands[0] = (void *) Node; - WalkState->NumOperands = 1; - - /* Pop the scope stack */ - - if (AcpiNsOpensScope (ObjectType) && - (Op->Common.AmlOpcode != AML_INT_METHODCALL_OP)) - { - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, "(%s) Popping scope for Op %p\n", - AcpiUtGetTypeName (ObjectType), Op)); - - Status = AcpiDsScopeStackPop (WalkState); - if (ACPI_FAILURE (Status)) - { - goto Cleanup; - } - } - - /* - * Named operations are as follows: - * - * AML_ALIAS - * AML_BANKFIELD - * AML_CREATEBITFIELD - * AML_CREATEBYTEFIELD - * AML_CREATEDWORDFIELD - * AML_CREATEFIELD - * AML_CREATEQWORDFIELD - * AML_CREATEWORDFIELD - * AML_DATA_REGION - * AML_DEVICE - * AML_EVENT - * AML_FIELD - * AML_INDEXFIELD - * AML_METHOD - * AML_METHODCALL - * AML_MUTEX - * AML_NAME - * AML_NAMEDFIELD - * AML_OPREGION - * AML_POWERRES - * AML_PROCESSOR - * AML_SCOPE - * AML_THERMALZONE - */ - - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "Create-Load [%s] State=%p Op=%p NamedObj=%p\n", - AcpiPsGetOpcodeName (Op->Common.AmlOpcode), WalkState, Op, Node)); - - /* Decode the opcode */ - - Arg = Op->Common.Value.Arg; - - switch (WalkState->OpInfo->Type) - { -#ifndef ACPI_NO_METHOD_EXECUTION - - case AML_TYPE_CREATE_FIELD: - /* - * Create the field object, but the field buffer and index must - * be evaluated later during the execution phase - */ - Status = AcpiDsCreateBufferField (Op, WalkState); - break; - - - case AML_TYPE_NAMED_FIELD: - /* - * If we are executing a method, initialize the field - */ - if (WalkState->MethodNode) - { - Status = AcpiDsInitFieldObjects (Op, WalkState); - } - - switch (Op->Common.AmlOpcode) - { - case AML_INDEX_FIELD_OP: - - Status = AcpiDsCreateIndexField (Op, (ACPI_HANDLE) Arg->Common.Node, - WalkState); - break; - - case AML_BANK_FIELD_OP: - - Status = AcpiDsCreateBankField (Op, Arg->Common.Node, WalkState); - break; - - case AML_FIELD_OP: - - Status = AcpiDsCreateField (Op, Arg->Common.Node, WalkState); - break; - - default: - /* All NAMED_FIELD opcodes must be handled above */ - break; - } - break; - - - case AML_TYPE_NAMED_SIMPLE: - - Status = AcpiDsCreateOperands (WalkState, Arg); - if (ACPI_FAILURE (Status)) - { - goto Cleanup; - } - - switch (Op->Common.AmlOpcode) - { - case AML_PROCESSOR_OP: - - Status = AcpiExCreateProcessor (WalkState); - break; - - case AML_POWER_RES_OP: - - Status = AcpiExCreatePowerResource (WalkState); - break; - - case AML_MUTEX_OP: - - Status = AcpiExCreateMutex (WalkState); - break; - - case AML_EVENT_OP: - - Status = AcpiExCreateEvent (WalkState); - break; - - case AML_DATA_REGION_OP: - - Status = AcpiExCreateTableRegion (WalkState); - break; - - case AML_ALIAS_OP: - - Status = AcpiExCreateAlias (WalkState); - break; - - default: - /* Unknown opcode */ - - Status = AE_OK; - goto Cleanup; - } - - /* Delete operands */ - - for (i = 1; i < WalkState->NumOperands; i++) - { - AcpiUtRemoveReference (WalkState->Operands[i]); - WalkState->Operands[i] = NULL; - } - - break; -#endif /* ACPI_NO_METHOD_EXECUTION */ - - case AML_TYPE_NAMED_COMPLEX: - - switch (Op->Common.AmlOpcode) - { -#ifndef ACPI_NO_METHOD_EXECUTION - case AML_REGION_OP: - - /* - * If we are executing a method, initialize the region - */ - if (WalkState->MethodNode) - { - Status = AcpiExCreateRegion (Op->Named.Data, Op->Named.Length, - (ACPI_ADR_SPACE_TYPE) - ((Op->Common.Value.Arg)->Common.Value.Integer), - WalkState); - if (ACPI_FAILURE (Status)) - { - return (Status); - } - } - - /* - * The OpRegion is not fully parsed at this time. Only valid - * argument is the SpaceId. (We must save the address of the - * AML of the address and length operands) - */ - - /* - * If we have a valid region, initialize it - * Namespace is NOT locked at this point. - * - * TBD: need to unlock interpreter if it is locked, in order - * to allow _REG methods to be run. - */ - Status = AcpiEvInitializeRegion (AcpiNsGetAttachedObject (Node), - FALSE); - if (ACPI_FAILURE (Status)) - { - /* - * If AE_NOT_EXIST is returned, it is not fatal - * because many regions get created before a handler - * is installed for said region. - */ - if (AE_NOT_EXIST == Status) - { - Status = AE_OK; - } - } - break; - - - case AML_NAME_OP: - - Status = AcpiDsCreateNode (WalkState, Node, Op); - break; - - - case AML_METHOD_OP: - /* - * MethodOp PkgLength NameString MethodFlags TermList - * - * Note: We must create the method node/object pair as soon as we - * see the method declaration. This allows later pass1 parsing - * of invocations of the method (need to know the number of - * arguments.) - */ - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "LOADING-Method: State=%p Op=%p NamedObj=%p\n", - WalkState, Op, Op->Named.Node)); - - if (!AcpiNsGetAttachedObject (Op->Named.Node)) - { - WalkState->Operands[0] = ACPI_CAST_PTR (void, Op->Named.Node); - WalkState->NumOperands = 1; - - Status = AcpiDsCreateOperands (WalkState, Op->Common.Value.Arg); - if (ACPI_SUCCESS (Status)) - { - Status = AcpiExCreateMethod (Op->Named.Data, - Op->Named.Length, WalkState); - } - WalkState->Operands[0] = NULL; - WalkState->NumOperands = 0; - - if (ACPI_FAILURE (Status)) - { - return_ACPI_STATUS (Status); - } - } - break; - -#endif /* ACPI_NO_METHOD_EXECUTION */ - - default: - /* All NAMED_COMPLEX opcodes must be handled above */ - break; - } - break; - - - case AML_CLASS_INTERNAL: - - /* case AML_INT_NAMEPATH_OP: */ - break; - - - case AML_CLASS_METHOD_CALL: - - ACPI_DEBUG_PRINT ((ACPI_DB_DISPATCH, - "RESOLVING-MethodCall: State=%p Op=%p NamedObj=%p\n", - WalkState, Op, Node)); - - /* - * Lookup the method name and save the Node - */ - Status = AcpiNsLookup (WalkState->ScopeInfo, Arg->Common.Value.String, - ACPI_TYPE_ANY, ACPI_IMODE_LOAD_PASS2, - ACPI_NS_SEARCH_PARENT | ACPI_NS_DONT_OPEN_SCOPE, - WalkState, &(NewNode)); - if (ACPI_SUCCESS (Status)) - { - /* - * Make sure that what we found is indeed a method - * We didn't search for a method on purpose, to see if the name - * would resolve - */ - if (NewNode->Type != ACPI_TYPE_METHOD) - { - Status = AE_AML_OPERAND_TYPE; - } - - /* We could put the returned object (Node) on the object stack for - * later, but for now, we will put it in the "op" object that the - * parser uses, so we can get it again at the end of this scope - */ - Op->Common.Node = NewNode; - } - else - { - ACPI_ERROR_NAMESPACE (Arg->Common.Value.String, Status); - } - break; - - - default: - break; - } - -Cleanup: - - /* Remove the Node pushed at the very beginning */ - - WalkState->Operands[0] = NULL; - WalkState->NumOperands = 0; - return_ACPI_STATUS (Status); -} - - |