diff options
Diffstat (limited to 'sys/contrib/dev/acpica/Subsystem/Dispatcher/dswexec.c')
| -rw-r--r-- | sys/contrib/dev/acpica/Subsystem/Dispatcher/dswexec.c | 829 |
1 files changed, 0 insertions, 829 deletions
diff --git a/sys/contrib/dev/acpica/Subsystem/Dispatcher/dswexec.c b/sys/contrib/dev/acpica/Subsystem/Dispatcher/dswexec.c deleted file mode 100644 index d3c04a6371a9..000000000000 --- a/sys/contrib/dev/acpica/Subsystem/Dispatcher/dswexec.c +++ /dev/null @@ -1,829 +0,0 @@ -/****************************************************************************** - * - * Module Name: dswexec - Dispatcher method execution callbacks; - * dispatch to interpreter. - * $Revision: 55 $ - * - *****************************************************************************/ - -/****************************************************************************** - * - * 1. Copyright Notice - * - * Some or all of this work - Copyright (c) 1999, 2000, 2001, 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 __DSWEXEC_C__ - -#include "acpi.h" -#include "acparser.h" -#include "amlcode.h" -#include "acdispat.h" -#include "acinterp.h" -#include "acnamesp.h" -#include "acdebug.h" - - -#define _COMPONENT DISPATCHER - MODULE_NAME ("dswexec") - - -/***************************************************************************** - * - * FUNCTION: AcpiDsGetPredicateValue - * - * PARAMETERS: WalkState - Current state of the parse tree walk - * - * RETURN: Status - * - * DESCRIPTION: Get the result of a predicate evaluation - * - ****************************************************************************/ - -ACPI_STATUS -AcpiDsGetPredicateValue ( - ACPI_WALK_STATE *WalkState, - ACPI_PARSE_OBJECT *Op, - UINT32 HasResultObj) -{ - ACPI_STATUS Status = AE_OK; - ACPI_OPERAND_OBJECT *ObjDesc; - - - FUNCTION_TRACE_PTR ("DsGetPredicateValue", WalkState); - - - WalkState->ControlState->Common.State = 0; - - if (HasResultObj) - { - Status = AcpiDsResultPop (&ObjDesc, WalkState); - if (ACPI_FAILURE (Status)) - { - DEBUG_PRINT (ACPI_ERROR, - ("DsGetPredicateValue: Could not get result from predicate evaluation, %s\n", - AcpiCmFormatException (Status))); - - return_ACPI_STATUS (Status); - } - } - - else - { - Status = AcpiDsCreateOperand (WalkState, Op, 0); - if (ACPI_FAILURE (Status)) - { - return_ACPI_STATUS (Status); - } - - Status = AcpiAmlResolveToValue (&WalkState->Operands [0], WalkState); - if (ACPI_FAILURE (Status)) - { - return_ACPI_STATUS (Status); - } - - ObjDesc = WalkState->Operands [0]; - } - - if (!ObjDesc) - { - DEBUG_PRINT (ACPI_ERROR, - ("ExecEndOp: No predicate ObjDesc=%X State=%X\n", - ObjDesc, WalkState)); - - return_ACPI_STATUS (AE_AML_NO_OPERAND); - } - - - /* - * Result of predicate evaluation currently must - * be a number - */ - - if (ObjDesc->Common.Type != ACPI_TYPE_INTEGER) - { - DEBUG_PRINT (ACPI_ERROR, - ("ExecEndOp: Bad predicate (not a number) ObjDesc=%X State=%X Type=%X\n", - ObjDesc, WalkState, ObjDesc->Common.Type)); - - Status = AE_AML_OPERAND_TYPE; - goto Cleanup; - } - - - /* Truncate the predicate to 32-bits if necessary */ - - AcpiAmlTruncateFor32bitTable (ObjDesc, WalkState); - - /* - * Save the result of the predicate evaluation on - * the control stack - */ - - if (ObjDesc->Integer.Value) - { - WalkState->ControlState->Common.Value = TRUE; - } - - else - { - /* - * Predicate is FALSE, we will just toss the - * rest of the package - */ - - WalkState->ControlState->Common.Value = FALSE; - Status = AE_CTRL_FALSE; - } - - -Cleanup: - - DEBUG_PRINT (TRACE_EXEC, - ("ExecEndOp: Completed a predicate eval=%X Op=%X\n", - WalkState->ControlState->Common.Value, Op)); - - /* Break to debugger to display result */ - - DEBUGGER_EXEC (AcpiDbDisplayResultObject (ObjDesc, WalkState)); - - /* - * Delete the predicate result object (we know that - * we don't need it anymore) - */ - - AcpiCmRemoveReference (ObjDesc); - - WalkState->ControlState->Common.State = CONTROL_NORMAL; - - return_ACPI_STATUS (Status); -} - - -/***************************************************************************** - * - * FUNCTION: AcpiDsExecBeginOp - * - * PARAMETERS: WalkState - Current state of the parse tree walk - * Op - Op that has been just been reached in the - * walk; Arguments have not been evaluated yet. - * - * RETURN: Status - * - * DESCRIPTION: Descending callback used during the execution of control - * methods. This is where most operators and operands are - * dispatched to the interpreter. - * - ****************************************************************************/ - -ACPI_STATUS -AcpiDsExecBeginOp ( - UINT16 Opcode, - ACPI_PARSE_OBJECT *Op, - ACPI_WALK_STATE *WalkState, - ACPI_PARSE_OBJECT **OutOp) -{ - ACPI_OPCODE_INFO *OpInfo; - ACPI_STATUS Status = AE_OK; - - - FUNCTION_TRACE_PTR ("DsExecBeginOp", Op); - - - if (!Op) - { - Status = AcpiDsLoad2BeginOp (Opcode, NULL, WalkState, OutOp); - if (ACPI_FAILURE (Status)) - { - return_ACPI_STATUS (Status); - } - - Op = *OutOp; - } - - if (Op == WalkState->Origin) - { - if (OutOp) - { - *OutOp = Op; - } - - return_ACPI_STATUS (AE_OK); - } - - /* - * If the previous opcode was a conditional, this opcode - * must be the beginning of the associated predicate. - * Save this knowledge in the current scope descriptor - */ - - if ((WalkState->ControlState) && - (WalkState->ControlState->Common.State == - CONTROL_CONDITIONAL_EXECUTING)) - { - DEBUG_PRINT (TRACE_EXEC, ("BeginOp: Exec predicate Op=%X State=%X\n", - Op, WalkState)); - - WalkState->ControlState->Common.State = CONTROL_PREDICATE_EXECUTING; - - /* Save start of predicate */ - - WalkState->ControlState->Control.PredicateOp = Op; - } - - - OpInfo = AcpiPsGetOpcodeInfo (Op->Opcode); - - /* We want to send namepaths to the load code */ - - if (Op->Opcode == AML_NAMEPATH_OP) - { - OpInfo->Flags = OPTYPE_NAMED_OBJECT; - } - - - /* - * Handle the opcode based upon the opcode type - */ - - switch (ACPI_GET_OP_CLASS (OpInfo)) - { - case OPTYPE_CONTROL: - - Status = AcpiDsResultStackPush (WalkState); - if (ACPI_FAILURE (Status)) - { - return_ACPI_STATUS (Status); - } - - Status = AcpiDsExecBeginControlOp (WalkState, Op); - break; - - - case OPTYPE_NAMED_OBJECT: - - if (WalkState->WalkType == WALK_METHOD) - { - /* - * Found a named object declaration during method - * execution; we must enter this object into the - * namespace. The created object is temporary and - * will be deleted upon completion of the execution - * of this method. - */ - - Status = AcpiDsLoad2BeginOp (Op->Opcode, Op, WalkState, NULL); - } - - - if (Op->Opcode == AML_REGION_OP) - { - Status = AcpiDsResultStackPush (WalkState); - } - - break; - - - /* most operators with arguments */ - - case OPTYPE_MONADIC1: - case OPTYPE_DYADIC1: - case OPTYPE_MONADIC2: - case OPTYPE_MONADIC2R: - case OPTYPE_DYADIC2: - case OPTYPE_DYADIC2R: - case OPTYPE_DYADIC2S: - case OPTYPE_RECONFIGURATION: - case OPTYPE_INDEX: - case OPTYPE_MATCH: - case OPTYPE_FATAL: - case OPTYPE_CREATE_FIELD: - - /* Start a new result/operand state */ - - Status = AcpiDsResultStackPush (WalkState); - break; - - - default: - break; - } - - /* Nothing to do here during method execution */ - - return_ACPI_STATUS (Status); -} - - -/***************************************************************************** - * - * FUNCTION: AcpiDsExecEndOp - * - * PARAMETERS: WalkState - Current state of the parse tree walk - * Op - Op that has been just been completed in the - * walk; Arguments have now been evaluated. - * - * RETURN: Status - * - * DESCRIPTION: Ascending callback used during the execution of control - * methods. The only thing we really need to do here is to - * notice the beginning of IF, ELSE, and WHILE blocks. - * - ****************************************************************************/ - -ACPI_STATUS -AcpiDsExecEndOp ( - ACPI_WALK_STATE *WalkState, - ACPI_PARSE_OBJECT *Op) -{ - ACPI_STATUS Status = AE_OK; - UINT16 Opcode; - UINT8 Optype; - ACPI_PARSE_OBJECT *NextOp; - ACPI_NAMESPACE_NODE *Node; - ACPI_PARSE_OBJECT *FirstArg; - ACPI_OPERAND_OBJECT *ResultObj = NULL; - ACPI_OPCODE_INFO *OpInfo; - UINT32 OperandIndex; - - - FUNCTION_TRACE_PTR ("DsExecEndOp", Op); - - - Opcode = (UINT16) Op->Opcode; - - - OpInfo = AcpiPsGetOpcodeInfo (Op->Opcode); - if (ACPI_GET_OP_TYPE (OpInfo) != ACPI_OP_TYPE_OPCODE) - { - DEBUG_PRINT (ACPI_ERROR, ("ExecEndOp: Unknown opcode. Op=%X\n", - Op)); - - return_ACPI_STATUS (AE_NOT_IMPLEMENTED); - } - - Optype = (UINT8) ACPI_GET_OP_CLASS (OpInfo); - FirstArg = Op->Value.Arg; - - /* Init the walk state */ - - WalkState->NumOperands = 0; - WalkState->ReturnDesc = NULL; - WalkState->OpInfo = OpInfo; - WalkState->Opcode = Opcode; - - - /* Call debugger for single step support (DEBUG build only) */ - - DEBUGGER_EXEC (Status = AcpiDbSingleStep (WalkState, Op, Optype)); - DEBUGGER_EXEC (if (ACPI_FAILURE (Status)) {return_ACPI_STATUS (Status);}); - - - /* Decode the opcode */ - - switch (Optype) - { - case OPTYPE_UNDEFINED: - - DEBUG_PRINT (ACPI_ERROR, ("ExecEndOp: Undefined opcode type Op=%X\n", - Op)); - return_ACPI_STATUS (AE_NOT_IMPLEMENTED); - break; - - - case OPTYPE_BOGUS: - DEBUG_PRINT (TRACE_DISPATCH, - ("ExecEndOp: Internal opcode=%X type Op=%X\n", - Opcode, Op)); - break; - - case OPTYPE_CONSTANT: /* argument type only */ - case OPTYPE_LITERAL: /* argument type only */ - case OPTYPE_DATA_TERM: /* argument type only */ - case OPTYPE_LOCAL_VARIABLE: /* argument type only */ - case OPTYPE_METHOD_ARGUMENT: /* argument type only */ - break; - - - /* most operators with arguments */ - - case OPTYPE_MONADIC1: - case OPTYPE_DYADIC1: - case OPTYPE_MONADIC2: - case OPTYPE_MONADIC2R: - case OPTYPE_DYADIC2: - case OPTYPE_DYADIC2R: - case OPTYPE_DYADIC2S: - case OPTYPE_RECONFIGURATION: - case OPTYPE_INDEX: - case OPTYPE_MATCH: - case OPTYPE_FATAL: - - - /* Build resolved operand stack */ - - Status = AcpiDsCreateOperands (WalkState, FirstArg); - if (ACPI_FAILURE (Status)) - { - goto Cleanup; - } - - OperandIndex = WalkState->NumOperands - 1; - - - /* Done with this result state (Now that operand stack is built) */ - - Status = AcpiDsResultStackPop (WalkState); - if (ACPI_FAILURE (Status)) - { - goto Cleanup; - } - - switch (Optype) - { - case OPTYPE_MONADIC1: - - /* 1 Operand, 0 ExternalResult, 0 InternalResult */ - - Status = AcpiAmlExecMonadic1 (Opcode, WalkState); - break; - - - case OPTYPE_MONADIC2: - - /* 1 Operand, 0 ExternalResult, 1 InternalResult */ - - Status = AcpiAmlExecMonadic2 (Opcode, WalkState, &ResultObj); - break; - - - case OPTYPE_MONADIC2R: - - /* 1 Operand, 1 ExternalResult, 1 InternalResult */ - - Status = AcpiAmlExecMonadic2R (Opcode, WalkState, &ResultObj); - break; - - - case OPTYPE_DYADIC1: - - /* 2 Operands, 0 ExternalResult, 0 InternalResult */ - - Status = AcpiAmlExecDyadic1 (Opcode, WalkState); - break; - - - case OPTYPE_DYADIC2: - - /* 2 Operands, 0 ExternalResult, 1 InternalResult */ - - Status = AcpiAmlExecDyadic2 (Opcode, WalkState, &ResultObj); - break; - - - case OPTYPE_DYADIC2R: - - /* 2 Operands, 1 or 2 ExternalResults, 1 InternalResult */ - - Status = AcpiAmlExecDyadic2R (Opcode, WalkState, &ResultObj); - break; - - - case OPTYPE_DYADIC2S: /* Synchronization Operator */ - - /* 2 Operands, 0 ExternalResult, 1 InternalResult */ - - Status = AcpiAmlExecDyadic2S (Opcode, WalkState, &ResultObj); - break; - - - case OPTYPE_INDEX: /* Type 2 opcode with 3 operands */ - - /* 3 Operands, 1 ExternalResult, 1 InternalResult */ - - Status = AcpiAmlExecIndex (WalkState, &ResultObj); - break; - - - case OPTYPE_MATCH: /* Type 2 opcode with 6 operands */ - - /* 6 Operands, 0 ExternalResult, 1 InternalResult */ - - Status = AcpiAmlExecMatch (WalkState, &ResultObj); - break; - - - case OPTYPE_RECONFIGURATION: - - /* 1 or 2 operands, 0 Internal Result */ - - Status = AcpiAmlExecReconfiguration (Opcode, WalkState); - break; - - - case OPTYPE_FATAL: - - /* 3 Operands, 0 ExternalResult, 0 InternalResult */ - - Status = AcpiAmlExecFatal (WalkState); - break; - } - - /* - * If a result object was returned from above, push it on the - * current result stack - */ - if (ACPI_SUCCESS (Status) && - ResultObj) - { - Status = AcpiDsResultPush (ResultObj, WalkState); - } - - break; - - - case OPTYPE_CONTROL: /* Type 1 opcode, IF/ELSE/WHILE/NOOP */ - - /* 1 Operand, 0 ExternalResult, 0 InternalResult */ - - Status = AcpiDsExecEndControlOp (WalkState, Op); - - AcpiDsResultStackPop (WalkState); - break; - - - case OPTYPE_METHOD_CALL: - - DEBUG_PRINT (TRACE_DISPATCH, - ("ExecEndOp: Method invocation, Op=%X\n", Op)); - - /* - * (AML_METHODCALL) Op->Value->Arg->Node contains - * the method Node pointer - */ - /* NextOp points to the op that holds the method name */ - - NextOp = FirstArg; - Node = NextOp->Node; - - /* NextOp points to first argument op */ - - NextOp = NextOp->Next; - - /* - * Get the method's arguments and put them on the operand stack - */ - Status = AcpiDsCreateOperands (WalkState, NextOp); - if (ACPI_FAILURE (Status)) - { - break; - } - - /* - * Since the operands will be passed to another - * control method, we must resolve all local - * references here (Local variables, arguments - * to *this* method, etc.) - */ - - Status = AcpiDsResolveOperands (WalkState); - if (ACPI_FAILURE (Status)) - { - break; - } - - /* - * Tell the walk loop to preempt this running method and - * execute the new method - */ - Status = AE_CTRL_TRANSFER; - - /* - * Return now; we don't want to disturb anything, - * especially the operand count! - */ - return_ACPI_STATUS (Status); - break; - - - case OPTYPE_CREATE_FIELD: - - DEBUG_PRINT (TRACE_EXEC, - ("ExecEndOp: Executing CreateField Buffer/Index Op=%X\n", - Op)); - - Status = AcpiDsLoad2EndOp (WalkState, Op); - if (ACPI_FAILURE (Status)) - { - break; - } - - Status = AcpiDsEvalFieldUnitOperands (WalkState, Op); - break; - - - case OPTYPE_NAMED_OBJECT: - - Status = AcpiDsLoad2EndOp (WalkState, Op); - if (ACPI_FAILURE (Status)) - { - break; - } - - switch (Op->Opcode) - { - case AML_REGION_OP: - - DEBUG_PRINT (TRACE_EXEC, - ("ExecEndOp: Executing OpRegion Address/Length Op=%X\n", - Op)); - - Status = AcpiDsEvalRegionOperands (WalkState, Op); - if (ACPI_FAILURE (Status)) - { - break; - } - - Status = AcpiDsResultStackPop (WalkState); - break; - - - case AML_METHOD_OP: - break; - - - case AML_ALIAS_OP: - - /* Alias creation was already handled by call - to psxload above */ - break; - - - default: - /* Nothing needs to be done */ - - Status = AE_OK; - break; - } - - break; - - default: - - DEBUG_PRINT (ACPI_ERROR, - ("ExecEndOp: Unimplemented opcode, type=%X Opcode=%X Op=%X\n", - Optype, Op->Opcode, Op)); - - Status = AE_NOT_IMPLEMENTED; - break; - } - - - /* - * ACPI 2.0 support for 64-bit integers: - * Truncate numeric result value if we are executing from a 32-bit ACPI table - */ - AcpiAmlTruncateFor32bitTable (ResultObj, WalkState); - - /* - * Check if we just completed the evaluation of a - * conditional predicate - */ - - if ((WalkState->ControlState) && - (WalkState->ControlState->Common.State == - CONTROL_PREDICATE_EXECUTING) && - (WalkState->ControlState->Control.PredicateOp == Op)) - { - Status = AcpiDsGetPredicateValue (WalkState, Op, (UINT32) ResultObj); - ResultObj = NULL; - } - - -Cleanup: - if (ResultObj) - { - /* Break to debugger to display result */ - - DEBUGGER_EXEC (AcpiDbDisplayResultObject (ResultObj, WalkState)); - - /* - * Delete the result op if and only if: - * Parent will not use the result -- such as any - * non-nested type2 op in a method (parent will be method) - */ - AcpiDsDeleteResultIfNotUsed (Op, ResultObj, WalkState); - } - - /* Always clear the object stack */ - - /* TBD: [Investigate] Clear stack of return value, - but don't delete it */ - WalkState->NumOperands = 0; - - return_ACPI_STATUS (Status); -} - - |