+++ /dev/null
-/******************************************************************************
- *
- * Module Name: dsargs - Support for execution of dynamic arguments for static
- * objects (regions, fields, buffer fields, etc.)
- *
- *****************************************************************************/
-
-/*
- * Copyright (C) 2000 - 2017, Intel Corp.
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions, and the following disclaimer,
- * without modification.
- * 2. Redistributions in binary form must reproduce at minimum a disclaimer
- * substantially similar to the "NO WARRANTY" disclaimer below
- * ("Disclaimer") and any redistribution must be conditioned upon
- * including a substantially similar Disclaimer requirement for further
- * binary redistribution.
- * 3. Neither the names of the above-listed copyright holders nor the names
- * of any contributors may be used to endorse or promote products derived
- * from this software without specific prior written permission.
- *
- * Alternatively, this software may be distributed under the terms of the
- * GNU General Public License ("GPL") version 2 as published by the Free
- * Software Foundation.
- *
- * NO WARRANTY
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
- * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
- * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
- * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
- * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
- * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGES.
- */
-
-#include "acpi.h"
-#include "accommon.h"
-#include "acparser.h"
-#include "amlcode.h"
-#include "acdispat.h"
-#include "acnamesp.h"
-
-#define _COMPONENT ACPI_DISPATCHER
- ACPI_MODULE_NAME ("dsargs")
-
-/* Local prototypes */
-
-static ACPI_STATUS
-AcpiDsExecuteArguments (
- ACPI_NAMESPACE_NODE *Node,
- ACPI_NAMESPACE_NODE *ScopeNode,
- UINT32 AmlLength,
- UINT8 *AmlStart);
-
-
-/*******************************************************************************
- *
- * FUNCTION: AcpiDsExecuteArguments
- *
- * PARAMETERS: Node - Object NS node
- * ScopeNode - Parent NS node
- * AmlLength - Length of executable AML
- * AmlStart - Pointer to the AML
- *
- * RETURN: Status.
- *
- * DESCRIPTION: Late (deferred) execution of region or field arguments
- *
- ******************************************************************************/
-
-static ACPI_STATUS
-AcpiDsExecuteArguments (
- ACPI_NAMESPACE_NODE *Node,
- ACPI_NAMESPACE_NODE *ScopeNode,
- UINT32 AmlLength,
- UINT8 *AmlStart)
-{
- ACPI_STATUS Status;
- ACPI_PARSE_OBJECT *Op;
- ACPI_WALK_STATE *WalkState;
-
-
- ACPI_FUNCTION_TRACE_PTR (DsExecuteArguments, AmlStart);
-
-
- /* Allocate a new parser op to be the root of the parsed tree */
-
- Op = AcpiPsAllocOp (AML_INT_EVAL_SUBTREE_OP, AmlStart);
- if (!Op)
- {
- return_ACPI_STATUS (AE_NO_MEMORY);
- }
-
- /* Save the Node for use in AcpiPsParseAml */
-
- Op->Common.Node = ScopeNode;
-
- /* Create and initialize a new parser state */
-
- WalkState = AcpiDsCreateWalkState (0, NULL, NULL, NULL);
- if (!WalkState)
- {
- Status = AE_NO_MEMORY;
- goto Cleanup;
- }
-
- Status = AcpiDsInitAmlWalk (WalkState, Op, NULL, AmlStart,
- AmlLength, NULL, ACPI_IMODE_LOAD_PASS1);
- if (ACPI_FAILURE (Status))
- {
- AcpiDsDeleteWalkState (WalkState);
- goto Cleanup;
- }
-
- /* Mark this parse as a deferred opcode */
-
- WalkState->ParseFlags = ACPI_PARSE_DEFERRED_OP;
- WalkState->DeferredNode = Node;
-
- /* Pass1: Parse the entire declaration */
-
- Status = AcpiPsParseAml (WalkState);
- if (ACPI_FAILURE (Status))
- {
- goto Cleanup;
- }
-
- /* Get and init the Op created above */
-
- Op->Common.Node = Node;
- AcpiPsDeleteParseTree (Op);
-
- /* Evaluate the deferred arguments */
-
- Op = AcpiPsAllocOp (AML_INT_EVAL_SUBTREE_OP, AmlStart);
- if (!Op)
- {
- return_ACPI_STATUS (AE_NO_MEMORY);
- }
-
- Op->Common.Node = ScopeNode;
-
- /* Create and initialize a new parser state */
-
- WalkState = AcpiDsCreateWalkState (0, NULL, NULL, NULL);
- if (!WalkState)
- {
- Status = AE_NO_MEMORY;
- goto Cleanup;
- }
-
- /* Execute the opcode and arguments */
-
- Status = AcpiDsInitAmlWalk (WalkState, Op, NULL, AmlStart,
- AmlLength, NULL, ACPI_IMODE_EXECUTE);
- if (ACPI_FAILURE (Status))
- {
- AcpiDsDeleteWalkState (WalkState);
- goto Cleanup;
- }
-
- /* Mark this execution as a deferred opcode */
-
- WalkState->DeferredNode = Node;
- Status = AcpiPsParseAml (WalkState);
-
-Cleanup:
- AcpiPsDeleteParseTree (Op);
- return_ACPI_STATUS (Status);
-}
-
-
-/*******************************************************************************
- *
- * FUNCTION: AcpiDsGetBufferFieldArguments
- *
- * PARAMETERS: ObjDesc - A valid BufferField object
- *
- * RETURN: Status.
- *
- * DESCRIPTION: Get BufferField Buffer and Index. This implements the late
- * evaluation of these field attributes.
- *
- ******************************************************************************/
-
-ACPI_STATUS
-AcpiDsGetBufferFieldArguments (
- ACPI_OPERAND_OBJECT *ObjDesc)
-{
- ACPI_OPERAND_OBJECT *ExtraDesc;
- ACPI_NAMESPACE_NODE *Node;
- ACPI_STATUS Status;
-
-
- ACPI_FUNCTION_TRACE_PTR (DsGetBufferFieldArguments, ObjDesc);
-
-
- if (ObjDesc->Common.Flags & AOPOBJ_DATA_VALID)
- {
- return_ACPI_STATUS (AE_OK);
- }
-
- /* Get the AML pointer (method object) and BufferField node */
-
- ExtraDesc = AcpiNsGetSecondaryObject (ObjDesc);
- Node = ObjDesc->BufferField.Node;
-
- ACPI_DEBUG_EXEC (AcpiUtDisplayInitPathname (
- ACPI_TYPE_BUFFER_FIELD, Node, NULL));
-
- ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "[%4.4s] BufferField Arg Init\n",
- AcpiUtGetNodeName (Node)));
-
- /* Execute the AML code for the TermArg arguments */
-
- Status = AcpiDsExecuteArguments (Node, Node->Parent,
- ExtraDesc->Extra.AmlLength, ExtraDesc->Extra.AmlStart);
- return_ACPI_STATUS (Status);
-}
-
-
-/*******************************************************************************
- *
- * FUNCTION: AcpiDsGetBankFieldArguments
- *
- * PARAMETERS: ObjDesc - A valid BankField object
- *
- * RETURN: Status.
- *
- * DESCRIPTION: Get BankField BankValue. This implements the late
- * evaluation of these field attributes.
- *
- ******************************************************************************/
-
-ACPI_STATUS
-AcpiDsGetBankFieldArguments (
- ACPI_OPERAND_OBJECT *ObjDesc)
-{
- ACPI_OPERAND_OBJECT *ExtraDesc;
- ACPI_NAMESPACE_NODE *Node;
- ACPI_STATUS Status;
-
-
- ACPI_FUNCTION_TRACE_PTR (DsGetBankFieldArguments, ObjDesc);
-
-
- if (ObjDesc->Common.Flags & AOPOBJ_DATA_VALID)
- {
- return_ACPI_STATUS (AE_OK);
- }
-
- /* Get the AML pointer (method object) and BankField node */
-
- ExtraDesc = AcpiNsGetSecondaryObject (ObjDesc);
- Node = ObjDesc->BankField.Node;
-
- ACPI_DEBUG_EXEC (AcpiUtDisplayInitPathname (
- ACPI_TYPE_LOCAL_BANK_FIELD, Node, NULL));
-
- ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "[%4.4s] BankField Arg Init\n",
- AcpiUtGetNodeName (Node)));
-
- /* Execute the AML code for the TermArg arguments */
-
- Status = AcpiDsExecuteArguments (Node, Node->Parent,
- ExtraDesc->Extra.AmlLength, ExtraDesc->Extra.AmlStart);
- return_ACPI_STATUS (Status);
-}
-
-
-/*******************************************************************************
- *
- * FUNCTION: AcpiDsGetBufferArguments
- *
- * PARAMETERS: ObjDesc - A valid Buffer object
- *
- * RETURN: Status.
- *
- * DESCRIPTION: Get Buffer length and initializer byte list. This implements
- * the late evaluation of these attributes.
- *
- ******************************************************************************/
-
-ACPI_STATUS
-AcpiDsGetBufferArguments (
- ACPI_OPERAND_OBJECT *ObjDesc)
-{
- ACPI_NAMESPACE_NODE *Node;
- ACPI_STATUS Status;
-
-
- ACPI_FUNCTION_TRACE_PTR (DsGetBufferArguments, ObjDesc);
-
-
- if (ObjDesc->Common.Flags & AOPOBJ_DATA_VALID)
- {
- return_ACPI_STATUS (AE_OK);
- }
-
- /* Get the Buffer node */
-
- Node = ObjDesc->Buffer.Node;
- if (!Node)
- {
- ACPI_ERROR ((AE_INFO,
- "No pointer back to namespace node in buffer object %p",
- ObjDesc));
- return_ACPI_STATUS (AE_AML_INTERNAL);
- }
-
- ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Buffer Arg Init\n"));
-
- /* Execute the AML code for the TermArg arguments */
-
- Status = AcpiDsExecuteArguments (Node, Node,
- ObjDesc->Buffer.AmlLength, ObjDesc->Buffer.AmlStart);
- return_ACPI_STATUS (Status);
-}
-
-
-/*******************************************************************************
- *
- * FUNCTION: AcpiDsGetPackageArguments
- *
- * PARAMETERS: ObjDesc - A valid Package object
- *
- * RETURN: Status.
- *
- * DESCRIPTION: Get Package length and initializer byte list. This implements
- * the late evaluation of these attributes.
- *
- ******************************************************************************/
-
-ACPI_STATUS
-AcpiDsGetPackageArguments (
- ACPI_OPERAND_OBJECT *ObjDesc)
-{
- ACPI_NAMESPACE_NODE *Node;
- ACPI_STATUS Status;
-
-
- ACPI_FUNCTION_TRACE_PTR (DsGetPackageArguments, ObjDesc);
-
-
- if (ObjDesc->Common.Flags & AOPOBJ_DATA_VALID)
- {
- return_ACPI_STATUS (AE_OK);
- }
-
- /* Get the Package node */
-
- Node = ObjDesc->Package.Node;
- if (!Node)
- {
- ACPI_ERROR ((AE_INFO,
- "No pointer back to namespace node in package %p", ObjDesc));
- return_ACPI_STATUS (AE_AML_INTERNAL);
- }
-
- ACPI_DEBUG_PRINT ((ACPI_DB_EXEC, "Package Argument Init, AML Ptr: %p\n",
- ObjDesc->Package.AmlStart));
-
- /* Execute the AML code for the TermArg arguments */
-
- Status = AcpiDsExecuteArguments (Node, Node,
- ObjDesc->Package.AmlLength, ObjDesc->Package.AmlStart);
- return_ACPI_STATUS (Status);
-}
-
-
-/*******************************************************************************
- *
- * FUNCTION: AcpiDsGetRegionArguments
- *
- * PARAMETERS: ObjDesc - A valid region object
- *
- * RETURN: Status.
- *
- * DESCRIPTION: Get region address and length. This implements the late
- * evaluation of these region attributes.
- *
- ******************************************************************************/
-
-ACPI_STATUS
-AcpiDsGetRegionArguments (
- ACPI_OPERAND_OBJECT *ObjDesc)
-{
- ACPI_NAMESPACE_NODE *Node;
- ACPI_STATUS Status;
- ACPI_OPERAND_OBJECT *ExtraDesc;
-
-
- ACPI_FUNCTION_TRACE_PTR (DsGetRegionArguments, ObjDesc);
-
-
- if (ObjDesc->Region.Flags & AOPOBJ_DATA_VALID)
- {
- return_ACPI_STATUS (AE_OK);
- }
-
- ExtraDesc = AcpiNsGetSecondaryObject (ObjDesc);
- if (!ExtraDesc)
- {
- return_ACPI_STATUS (AE_NOT_EXIST);
- }
-
- /* Get the Region node */
-
- Node = ObjDesc->Region.Node;
-
- ACPI_DEBUG_EXEC (AcpiUtDisplayInitPathname (
- ACPI_TYPE_REGION, Node, NULL));
-
- ACPI_DEBUG_PRINT ((ACPI_DB_EXEC,
- "[%4.4s] OpRegion Arg Init at AML %p\n",
- AcpiUtGetNodeName (Node), ExtraDesc->Extra.AmlStart));
-
- /* Execute the argument AML */
-
- Status = AcpiDsExecuteArguments (Node, ExtraDesc->Extra.ScopeNode,
- ExtraDesc->Extra.AmlLength, ExtraDesc->Extra.AmlStart);
- if (ACPI_FAILURE (Status))
- {
- return_ACPI_STATUS (Status);
- }
-
- Status = AcpiUtAddAddressRange (ObjDesc->Region.SpaceId,
- ObjDesc->Region.Address, ObjDesc->Region.Length, Node);
- return_ACPI_STATUS (Status);
-}
projects / reactos.git / blobdiff