654 lines
21 KiB
C
654 lines
21 KiB
C
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/******************************************************************************
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*
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* Module Name: aslrestype1 - Miscellaneous small resource descriptors
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*
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*****************************************************************************/
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/*
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* Copyright (C) 2000 - 2012, Intel Corp.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions, and the following disclaimer,
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* without modification.
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* 2. Redistributions in binary form must reproduce at minimum a disclaimer
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* substantially similar to the "NO WARRANTY" disclaimer below
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* ("Disclaimer") and any redistribution must be conditioned upon
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* including a substantially similar Disclaimer requirement for further
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* binary redistribution.
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* 3. Neither the names of the above-listed copyright holders nor the names
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* of any contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* Alternatively, this software may be distributed under the terms of the
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* GNU General Public License ("GPL") version 2 as published by the Free
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* Software Foundation.
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*
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* NO WARRANTY
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGES.
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*/
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#include "aslcompiler.h"
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#include "aslcompiler.y.h"
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#define _COMPONENT ACPI_COMPILER
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ACPI_MODULE_NAME ("aslrestype1")
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/*
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* This module contains miscellaneous small resource descriptors:
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*
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* EndTag
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* EndDependentFn
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* Memory24
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* Memory32
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* Memory32Fixed
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* StartDependentFn
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* StartDependentFnNoPri
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* VendorShort
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*/
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/*******************************************************************************
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*
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* FUNCTION: RsDoEndTagDescriptor
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*
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* PARAMETERS: Op - Parent resource descriptor parse node
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* CurrentByteOffset - Offset into the resource template AML
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* buffer (to track references to the desc)
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*
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* RETURN: Completed resource node
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*
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* DESCRIPTION: Construct a short "EndDependentFn" descriptor
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*
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******************************************************************************/
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ASL_RESOURCE_NODE *
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RsDoEndTagDescriptor (
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ACPI_PARSE_OBJECT *Op,
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UINT32 CurrentByteOffset)
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{
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AML_RESOURCE *Descriptor;
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ASL_RESOURCE_NODE *Rnode;
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Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_END_TAG));
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Descriptor = Rnode->Buffer;
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Descriptor->EndTag.DescriptorType = ACPI_RESOURCE_NAME_END_TAG |
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ASL_RDESC_END_TAG_SIZE;
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Descriptor->EndTag.Checksum = 0;
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return (Rnode);
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}
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/*******************************************************************************
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*
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* FUNCTION: RsDoEndDependentDescriptor
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*
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* PARAMETERS: Op - Parent resource descriptor parse node
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* CurrentByteOffset - Offset into the resource template AML
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* buffer (to track references to the desc)
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*
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* RETURN: Completed resource node
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*
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* DESCRIPTION: Construct a short "EndDependentFn" descriptor
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*
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******************************************************************************/
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ASL_RESOURCE_NODE *
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RsDoEndDependentDescriptor (
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ACPI_PARSE_OBJECT *Op,
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UINT32 CurrentByteOffset)
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{
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AML_RESOURCE *Descriptor;
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ASL_RESOURCE_NODE *Rnode;
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Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_END_DEPENDENT));
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Descriptor = Rnode->Buffer;
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Descriptor->EndDpf.DescriptorType = ACPI_RESOURCE_NAME_END_DEPENDENT |
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ASL_RDESC_END_DEPEND_SIZE;
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return (Rnode);
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}
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/*******************************************************************************
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*
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* FUNCTION: RsDoMemory24Descriptor
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*
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* PARAMETERS: Op - Parent resource descriptor parse node
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* CurrentByteOffset - Offset into the resource template AML
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* buffer (to track references to the desc)
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*
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* RETURN: Completed resource node
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*
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* DESCRIPTION: Construct a short "Memory24" descriptor
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*
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******************************************************************************/
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ASL_RESOURCE_NODE *
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RsDoMemory24Descriptor (
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ACPI_PARSE_OBJECT *Op,
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UINT32 CurrentByteOffset)
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{
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AML_RESOURCE *Descriptor;
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ACPI_PARSE_OBJECT *InitializerOp;
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ACPI_PARSE_OBJECT *MinOp = NULL;
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ACPI_PARSE_OBJECT *MaxOp = NULL;
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ACPI_PARSE_OBJECT *LengthOp = NULL;
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ASL_RESOURCE_NODE *Rnode;
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UINT32 i;
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InitializerOp = Op->Asl.Child;
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Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_MEMORY24));
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Descriptor = Rnode->Buffer;
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Descriptor->Memory24.DescriptorType = ACPI_RESOURCE_NAME_MEMORY24;
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Descriptor->Memory24.ResourceLength = 9;
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/* Process all child initialization nodes */
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for (i = 0; InitializerOp; i++)
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{
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switch (i)
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{
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case 0: /* Read/Write type */
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RsSetFlagBits (&Descriptor->Memory24.Flags, InitializerOp, 0, 1);
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RsCreateBitField (InitializerOp, ACPI_RESTAG_READWRITETYPE,
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CurrentByteOffset + ASL_RESDESC_OFFSET (Memory24.Flags), 0);
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break;
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case 1: /* Min Address */
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Descriptor->Memory24.Minimum = (UINT16) InitializerOp->Asl.Value.Integer;
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RsCreateWordField (InitializerOp, ACPI_RESTAG_MINADDR,
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CurrentByteOffset + ASL_RESDESC_OFFSET (Memory24.Minimum));
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MinOp = InitializerOp;
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break;
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case 2: /* Max Address */
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Descriptor->Memory24.Maximum = (UINT16) InitializerOp->Asl.Value.Integer;
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RsCreateWordField (InitializerOp, ACPI_RESTAG_MAXADDR,
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CurrentByteOffset + ASL_RESDESC_OFFSET (Memory24.Maximum));
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MaxOp = InitializerOp;
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break;
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case 3: /* Alignment */
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Descriptor->Memory24.Alignment = (UINT16) InitializerOp->Asl.Value.Integer;
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RsCreateWordField (InitializerOp, ACPI_RESTAG_ALIGNMENT,
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CurrentByteOffset + ASL_RESDESC_OFFSET (Memory24.Alignment));
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break;
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case 4: /* Length */
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Descriptor->Memory24.AddressLength = (UINT16) InitializerOp->Asl.Value.Integer;
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RsCreateWordField (InitializerOp, ACPI_RESTAG_LENGTH,
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CurrentByteOffset + ASL_RESDESC_OFFSET (Memory24.AddressLength));
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LengthOp = InitializerOp;
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break;
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case 5: /* Name */
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UtAttachNamepathToOwner (Op, InitializerOp);
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break;
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default:
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AslError (ASL_ERROR, ASL_MSG_RESOURCE_LIST, InitializerOp, NULL);
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break;
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}
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InitializerOp = RsCompleteNodeAndGetNext (InitializerOp);
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}
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/* Validate the Min/Max/Len/Align values (Alignment==0 means 64K) */
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RsSmallAddressCheck (ACPI_RESOURCE_NAME_MEMORY24,
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Descriptor->Memory24.Minimum,
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Descriptor->Memory24.Maximum,
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Descriptor->Memory24.AddressLength,
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Descriptor->Memory24.Alignment,
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MinOp, MaxOp, LengthOp, NULL, Op);
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return (Rnode);
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}
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/*******************************************************************************
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*
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* FUNCTION: RsDoMemory32Descriptor
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*
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* PARAMETERS: Op - Parent resource descriptor parse node
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* CurrentByteOffset - Offset into the resource template AML
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* buffer (to track references to the desc)
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*
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* RETURN: Completed resource node
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*
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* DESCRIPTION: Construct a short "Memory32" descriptor
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*
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******************************************************************************/
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ASL_RESOURCE_NODE *
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RsDoMemory32Descriptor (
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ACPI_PARSE_OBJECT *Op,
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UINT32 CurrentByteOffset)
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{
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AML_RESOURCE *Descriptor;
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ACPI_PARSE_OBJECT *InitializerOp;
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ACPI_PARSE_OBJECT *MinOp = NULL;
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ACPI_PARSE_OBJECT *MaxOp = NULL;
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ACPI_PARSE_OBJECT *LengthOp = NULL;
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ACPI_PARSE_OBJECT *AlignOp = NULL;
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ASL_RESOURCE_NODE *Rnode;
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UINT32 i;
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InitializerOp = Op->Asl.Child;
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Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_MEMORY32));
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Descriptor = Rnode->Buffer;
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Descriptor->Memory32.DescriptorType = ACPI_RESOURCE_NAME_MEMORY32;
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Descriptor->Memory32.ResourceLength = 17;
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/* Process all child initialization nodes */
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for (i = 0; InitializerOp; i++)
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{
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switch (i)
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{
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case 0: /* Read/Write type */
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RsSetFlagBits (&Descriptor->Memory32.Flags, InitializerOp, 0, 1);
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RsCreateBitField (InitializerOp, ACPI_RESTAG_READWRITETYPE,
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CurrentByteOffset + ASL_RESDESC_OFFSET (Memory32.Flags), 0);
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break;
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case 1: /* Min Address */
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Descriptor->Memory32.Minimum = (UINT32) InitializerOp->Asl.Value.Integer;
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RsCreateDwordField (InitializerOp, ACPI_RESTAG_MINADDR,
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CurrentByteOffset + ASL_RESDESC_OFFSET (Memory32.Minimum));
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MinOp = InitializerOp;
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break;
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case 2: /* Max Address */
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Descriptor->Memory32.Maximum = (UINT32) InitializerOp->Asl.Value.Integer;
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RsCreateDwordField (InitializerOp, ACPI_RESTAG_MAXADDR,
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CurrentByteOffset + ASL_RESDESC_OFFSET (Memory32.Maximum));
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MaxOp = InitializerOp;
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break;
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case 3: /* Alignment */
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Descriptor->Memory32.Alignment = (UINT32) InitializerOp->Asl.Value.Integer;
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RsCreateDwordField (InitializerOp, ACPI_RESTAG_ALIGNMENT,
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CurrentByteOffset + ASL_RESDESC_OFFSET (Memory32.Alignment));
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AlignOp = InitializerOp;
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break;
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case 4: /* Length */
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Descriptor->Memory32.AddressLength = (UINT32) InitializerOp->Asl.Value.Integer;
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RsCreateDwordField (InitializerOp, ACPI_RESTAG_LENGTH,
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CurrentByteOffset + ASL_RESDESC_OFFSET (Memory32.AddressLength));
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LengthOp = InitializerOp;
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break;
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case 5: /* Name */
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UtAttachNamepathToOwner (Op, InitializerOp);
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break;
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default:
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AslError (ASL_ERROR, ASL_MSG_RESOURCE_LIST, InitializerOp, NULL);
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break;
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}
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InitializerOp = RsCompleteNodeAndGetNext (InitializerOp);
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}
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/* Validate the Min/Max/Len/Align values */
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RsSmallAddressCheck (ACPI_RESOURCE_NAME_MEMORY32,
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Descriptor->Memory32.Minimum,
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Descriptor->Memory32.Maximum,
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Descriptor->Memory32.AddressLength,
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Descriptor->Memory32.Alignment,
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MinOp, MaxOp, LengthOp, AlignOp, Op);
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return (Rnode);
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}
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/*******************************************************************************
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*
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* FUNCTION: RsDoMemory32FixedDescriptor
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*
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* PARAMETERS: Op - Parent resource descriptor parse node
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* CurrentByteOffset - Offset into the resource template AML
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* buffer (to track references to the desc)
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*
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* RETURN: Completed resource node
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*
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* DESCRIPTION: Construct a short "Memory32Fixed" descriptor
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*
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******************************************************************************/
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ASL_RESOURCE_NODE *
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RsDoMemory32FixedDescriptor (
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ACPI_PARSE_OBJECT *Op,
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UINT32 CurrentByteOffset)
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{
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AML_RESOURCE *Descriptor;
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ACPI_PARSE_OBJECT *InitializerOp;
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ASL_RESOURCE_NODE *Rnode;
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UINT32 i;
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InitializerOp = Op->Asl.Child;
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Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_FIXED_MEMORY32));
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Descriptor = Rnode->Buffer;
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Descriptor->FixedMemory32.DescriptorType = ACPI_RESOURCE_NAME_FIXED_MEMORY32;
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Descriptor->FixedMemory32.ResourceLength = 9;
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/* Process all child initialization nodes */
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for (i = 0; InitializerOp; i++)
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{
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switch (i)
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{
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case 0: /* Read/Write type */
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RsSetFlagBits (&Descriptor->FixedMemory32.Flags, InitializerOp, 0, 1);
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RsCreateBitField (InitializerOp, ACPI_RESTAG_READWRITETYPE,
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CurrentByteOffset + ASL_RESDESC_OFFSET (FixedMemory32.Flags), 0);
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break;
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case 1: /* Address */
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Descriptor->FixedMemory32.Address = (UINT32) InitializerOp->Asl.Value.Integer;
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RsCreateDwordField (InitializerOp, ACPI_RESTAG_BASEADDRESS,
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CurrentByteOffset + ASL_RESDESC_OFFSET (FixedMemory32.Address));
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break;
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case 2: /* Length */
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Descriptor->FixedMemory32.AddressLength = (UINT32) InitializerOp->Asl.Value.Integer;
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RsCreateDwordField (InitializerOp, ACPI_RESTAG_LENGTH,
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CurrentByteOffset + ASL_RESDESC_OFFSET (FixedMemory32.AddressLength));
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break;
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case 3: /* Name */
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UtAttachNamepathToOwner (Op, InitializerOp);
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break;
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default:
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AslError (ASL_ERROR, ASL_MSG_RESOURCE_LIST, InitializerOp, NULL);
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break;
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}
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InitializerOp = RsCompleteNodeAndGetNext (InitializerOp);
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}
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return (Rnode);
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}
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/*******************************************************************************
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*
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* FUNCTION: RsDoStartDependentDescriptor
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*
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* PARAMETERS: Op - Parent resource descriptor parse node
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* CurrentByteOffset - Offset into the resource template AML
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* buffer (to track references to the desc)
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*
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* RETURN: Completed resource node
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*
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* DESCRIPTION: Construct a short "StartDependentFn" descriptor
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*
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******************************************************************************/
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ASL_RESOURCE_NODE *
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RsDoStartDependentDescriptor (
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ACPI_PARSE_OBJECT *Op,
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UINT32 CurrentByteOffset)
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{
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AML_RESOURCE *Descriptor;
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ACPI_PARSE_OBJECT *InitializerOp;
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ASL_RESOURCE_NODE *Rnode;
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ASL_RESOURCE_NODE *PreviousRnode;
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ASL_RESOURCE_NODE *NextRnode;
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UINT32 i;
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UINT8 State;
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InitializerOp = Op->Asl.Child;
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Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_START_DEPENDENT));
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PreviousRnode = Rnode;
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Descriptor = Rnode->Buffer;
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/* Increment offset past StartDependent descriptor */
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CurrentByteOffset += sizeof (AML_RESOURCE_START_DEPENDENT);
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/* Descriptor has priority byte */
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Descriptor->StartDpf.DescriptorType = ACPI_RESOURCE_NAME_START_DEPENDENT |
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(ASL_RDESC_ST_DEPEND_SIZE + 0x01);
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/* Process all child initialization nodes */
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State = ACPI_RSTATE_START_DEPENDENT;
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for (i = 0; InitializerOp; i++)
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{
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switch (i)
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{
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case 0: /* Compatibility Priority */
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if ((UINT8) InitializerOp->Asl.Value.Integer > 2)
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{
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AslError (ASL_ERROR, ASL_MSG_INVALID_PRIORITY,
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InitializerOp, NULL);
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}
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RsSetFlagBits (&Descriptor->StartDpf.Flags, InitializerOp, 0, 0);
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break;
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case 1: /* Performance/Robustness Priority */
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if ((UINT8) InitializerOp->Asl.Value.Integer > 2)
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{
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AslError (ASL_ERROR, ASL_MSG_INVALID_PERFORMANCE,
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InitializerOp, NULL);
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}
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RsSetFlagBits (&Descriptor->StartDpf.Flags, InitializerOp, 2, 0);
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break;
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default:
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NextRnode = RsDoOneResourceDescriptor (InitializerOp,
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CurrentByteOffset, &State);
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/*
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* Update current byte offset to indicate the number of bytes from the
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* start of the buffer. Buffer can include multiple descriptors, we
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* must keep track of the offset of not only each descriptor, but each
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* element (field) within each descriptor as well.
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*/
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CurrentByteOffset += RsLinkDescriptorChain (&PreviousRnode,
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NextRnode);
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break;
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}
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InitializerOp = RsCompleteNodeAndGetNext (InitializerOp);
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}
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return (Rnode);
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}
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/*******************************************************************************
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*
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* FUNCTION: RsDoStartDependentNoPriDescriptor
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*
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* PARAMETERS: Op - Parent resource descriptor parse node
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* CurrentByteOffset - Offset into the resource template AML
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* buffer (to track references to the desc)
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*
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* RETURN: Completed resource node
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*
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* DESCRIPTION: Construct a short "StartDependentNoPri" descriptor
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*
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******************************************************************************/
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ASL_RESOURCE_NODE *
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RsDoStartDependentNoPriDescriptor (
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ACPI_PARSE_OBJECT *Op,
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UINT32 CurrentByteOffset)
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{
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AML_RESOURCE *Descriptor;
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ACPI_PARSE_OBJECT *InitializerOp;
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ASL_RESOURCE_NODE *Rnode;
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ASL_RESOURCE_NODE *PreviousRnode;
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ASL_RESOURCE_NODE *NextRnode;
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UINT8 State;
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InitializerOp = Op->Asl.Child;
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Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_START_DEPENDENT_NOPRIO));
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Descriptor = Rnode->Buffer;
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Descriptor->StartDpf.DescriptorType = ACPI_RESOURCE_NAME_START_DEPENDENT |
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ASL_RDESC_ST_DEPEND_SIZE;
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PreviousRnode = Rnode;
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/* Increment offset past StartDependentNoPri descriptor */
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CurrentByteOffset += sizeof (AML_RESOURCE_START_DEPENDENT_NOPRIO);
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/* Process all child initialization nodes */
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State = ACPI_RSTATE_START_DEPENDENT;
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while (InitializerOp)
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{
|
|
NextRnode = RsDoOneResourceDescriptor (InitializerOp,
|
|
CurrentByteOffset, &State);
|
|
|
|
/*
|
|
* Update current byte offset to indicate the number of bytes from the
|
|
* start of the buffer. Buffer can include multiple descriptors, we
|
|
* must keep track of the offset of not only each descriptor, but each
|
|
* element (field) within each descriptor as well.
|
|
*/
|
|
CurrentByteOffset += RsLinkDescriptorChain (&PreviousRnode, NextRnode);
|
|
|
|
InitializerOp = RsCompleteNodeAndGetNext (InitializerOp);
|
|
}
|
|
|
|
return (Rnode);
|
|
}
|
|
|
|
|
|
/*******************************************************************************
|
|
*
|
|
* FUNCTION: RsDoVendorSmallDescriptor
|
|
*
|
|
* PARAMETERS: Op - Parent resource descriptor parse node
|
|
* CurrentByteOffset - Offset into the resource template AML
|
|
* buffer (to track references to the desc)
|
|
*
|
|
* RETURN: Completed resource node
|
|
*
|
|
* DESCRIPTION: Construct a short "VendorShort" descriptor
|
|
*
|
|
******************************************************************************/
|
|
|
|
ASL_RESOURCE_NODE *
|
|
RsDoVendorSmallDescriptor (
|
|
ACPI_PARSE_OBJECT *Op,
|
|
UINT32 CurrentByteOffset)
|
|
{
|
|
AML_RESOURCE *Descriptor;
|
|
ACPI_PARSE_OBJECT *InitializerOp;
|
|
ASL_RESOURCE_NODE *Rnode;
|
|
UINT8 *VendorData;
|
|
UINT32 i;
|
|
|
|
|
|
InitializerOp = Op->Asl.Child;
|
|
|
|
/* Allocate worst case - 7 vendor bytes */
|
|
|
|
Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_VENDOR_SMALL) + 7);
|
|
|
|
Descriptor = Rnode->Buffer;
|
|
Descriptor->VendorSmall.DescriptorType = ACPI_RESOURCE_NAME_VENDOR_SMALL;
|
|
VendorData = ((UINT8 *) Descriptor) + sizeof (AML_RESOURCE_SMALL_HEADER);
|
|
|
|
/* Process all child initialization nodes */
|
|
|
|
InitializerOp = RsCompleteNodeAndGetNext (InitializerOp);
|
|
for (i = 0; InitializerOp; i++)
|
|
{
|
|
if (InitializerOp->Asl.ParseOpcode == PARSEOP_DEFAULT_ARG)
|
|
{
|
|
break;
|
|
}
|
|
|
|
/* Maximum 7 vendor data bytes allowed (0-6) */
|
|
|
|
if (i >= 7)
|
|
{
|
|
AslError (ASL_ERROR, ASL_MSG_VENDOR_LIST, InitializerOp, NULL);
|
|
|
|
/* Eat the excess initializers */
|
|
|
|
while (InitializerOp)
|
|
{
|
|
InitializerOp = RsCompleteNodeAndGetNext (InitializerOp);
|
|
}
|
|
break;
|
|
}
|
|
|
|
VendorData[i] = (UINT8) InitializerOp->Asl.Value.Integer;
|
|
InitializerOp = RsCompleteNodeAndGetNext (InitializerOp);
|
|
}
|
|
|
|
/* Adjust the Rnode buffer size, so correct number of bytes are emitted */
|
|
|
|
Rnode->BufferLength -= (7 - i);
|
|
|
|
/* Set the length in the Type Tag */
|
|
|
|
Descriptor->VendorSmall.DescriptorType |= (UINT8) i;
|
|
return (Rnode);
|
|
}
|
|
|