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/******************************************************************************
*
* Module Name: aslrestype1 - Miscellaneous small resource descriptors
*
*****************************************************************************/
/*
* Copyright (C) 2000 - 2011, 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 <contrib/dev/acpica/compiler/aslcompiler.h>
#include "aslcompiler.y.h"
#define _COMPONENT ACPI_COMPILER
ACPI_MODULE_NAME ("aslrestype1")
/*
* This module contains miscellaneous small resource descriptors:
*
* EndTag
* EndDependentFn
* Memory24
* Memory32
* Memory32Fixed
* StartDependentFn
* StartDependentFnNoPri
* VendorShort
*/
/*******************************************************************************
*
* FUNCTION: RsDoEndTagDescriptor
*
* 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 "EndDependentFn" descriptor
*
******************************************************************************/
ASL_RESOURCE_NODE *
RsDoEndTagDescriptor (
ACPI_PARSE_OBJECT *Op,
UINT32 CurrentByteOffset)
{
AML_RESOURCE *Descriptor;
ASL_RESOURCE_NODE *Rnode;
Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_END_TAG));
Descriptor = Rnode->Buffer;
Descriptor->EndTag.DescriptorType = ACPI_RESOURCE_NAME_END_TAG |
ASL_RDESC_END_TAG_SIZE;
Descriptor->EndTag.Checksum = 0;
return (Rnode);
}
/*******************************************************************************
*
* FUNCTION: RsDoEndDependentDescriptor
*
* 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 "EndDependentFn" descriptor
*
******************************************************************************/
ASL_RESOURCE_NODE *
RsDoEndDependentDescriptor (
ACPI_PARSE_OBJECT *Op,
UINT32 CurrentByteOffset)
{
AML_RESOURCE *Descriptor;
ASL_RESOURCE_NODE *Rnode;
Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_END_DEPENDENT));
Descriptor = Rnode->Buffer;
Descriptor->EndDpf.DescriptorType = ACPI_RESOURCE_NAME_END_DEPENDENT |
ASL_RDESC_END_DEPEND_SIZE;
return (Rnode);
}
/*******************************************************************************
*
* FUNCTION: RsDoMemory24Descriptor
*
* 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 "Memory24" descriptor
*
******************************************************************************/
ASL_RESOURCE_NODE *
RsDoMemory24Descriptor (
ACPI_PARSE_OBJECT *Op,
UINT32 CurrentByteOffset)
{
AML_RESOURCE *Descriptor;
ACPI_PARSE_OBJECT *InitializerOp;
ACPI_PARSE_OBJECT *MinOp = NULL;
ACPI_PARSE_OBJECT *MaxOp = NULL;
ACPI_PARSE_OBJECT *LengthOp = NULL;
ASL_RESOURCE_NODE *Rnode;
UINT32 i;
InitializerOp = Op->Asl.Child;
Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_MEMORY24));
Descriptor = Rnode->Buffer;
Descriptor->Memory24.DescriptorType = ACPI_RESOURCE_NAME_MEMORY24;
Descriptor->Memory24.ResourceLength = 9;
/* Process all child initialization nodes */
for (i = 0; InitializerOp; i++)
{
switch (i)
{
case 0: /* Read/Write type */
RsSetFlagBits (&Descriptor->Memory24.Flags, InitializerOp, 0, 1);
RsCreateBitField (InitializerOp, ACPI_RESTAG_READWRITETYPE,
CurrentByteOffset + ASL_RESDESC_OFFSET (Memory24.Flags), 0);
break;
case 1: /* Min Address */
Descriptor->Memory24.Minimum = (UINT16) InitializerOp->Asl.Value.Integer;
RsCreateByteField (InitializerOp, ACPI_RESTAG_MINADDR,
CurrentByteOffset + ASL_RESDESC_OFFSET (Memory24.Minimum));
MinOp = InitializerOp;
break;
case 2: /* Max Address */
Descriptor->Memory24.Maximum = (UINT16) InitializerOp->Asl.Value.Integer;
RsCreateByteField (InitializerOp, ACPI_RESTAG_MAXADDR,
CurrentByteOffset + ASL_RESDESC_OFFSET (Memory24.Maximum));
MaxOp = InitializerOp;
break;
case 3: /* Alignment */
Descriptor->Memory24.Alignment = (UINT16) InitializerOp->Asl.Value.Integer;
RsCreateByteField (InitializerOp, ACPI_RESTAG_ALIGNMENT,
CurrentByteOffset + ASL_RESDESC_OFFSET (Memory24.Alignment));
break;
case 4: /* Length */
Descriptor->Memory24.AddressLength = (UINT16) InitializerOp->Asl.Value.Integer;
RsCreateByteField (InitializerOp, ACPI_RESTAG_LENGTH,
CurrentByteOffset + ASL_RESDESC_OFFSET (Memory24.AddressLength));
LengthOp = InitializerOp;
break;
case 5: /* Name */
UtAttachNamepathToOwner (Op, InitializerOp);
break;
default:
AslError (ASL_ERROR, ASL_MSG_RESOURCE_LIST, InitializerOp, NULL);
break;
}
InitializerOp = RsCompleteNodeAndGetNext (InitializerOp);
}
/* Validate the Min/Max/Len/Align values (Alignment==0 means 64K) */
RsSmallAddressCheck (ACPI_RESOURCE_NAME_MEMORY24,
Descriptor->Memory24.Minimum,
Descriptor->Memory24.Maximum,
Descriptor->Memory24.AddressLength,
Descriptor->Memory24.Alignment,
MinOp, MaxOp, LengthOp, NULL, Op);
return (Rnode);
}
/*******************************************************************************
*
* FUNCTION: RsDoMemory32Descriptor
*
* 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 "Memory32" descriptor
*
******************************************************************************/
ASL_RESOURCE_NODE *
RsDoMemory32Descriptor (
ACPI_PARSE_OBJECT *Op,
UINT32 CurrentByteOffset)
{
AML_RESOURCE *Descriptor;
ACPI_PARSE_OBJECT *InitializerOp;
ACPI_PARSE_OBJECT *MinOp = NULL;
ACPI_PARSE_OBJECT *MaxOp = NULL;
ACPI_PARSE_OBJECT *LengthOp = NULL;
ACPI_PARSE_OBJECT *AlignOp = NULL;
ASL_RESOURCE_NODE *Rnode;
UINT32 i;
InitializerOp = Op->Asl.Child;
Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_MEMORY32));
Descriptor = Rnode->Buffer;
Descriptor->Memory32.DescriptorType = ACPI_RESOURCE_NAME_MEMORY32;
Descriptor->Memory32.ResourceLength = 17;
/* Process all child initialization nodes */
for (i = 0; InitializerOp; i++)
{
switch (i)
{
case 0: /* Read/Write type */
RsSetFlagBits (&Descriptor->Memory32.Flags, InitializerOp, 0, 1);
RsCreateBitField (InitializerOp, ACPI_RESTAG_READWRITETYPE,
CurrentByteOffset + ASL_RESDESC_OFFSET (Memory32.Flags), 0);
break;
case 1: /* Min Address */
Descriptor->Memory32.Minimum = (UINT32) InitializerOp->Asl.Value.Integer;
RsCreateByteField (InitializerOp, ACPI_RESTAG_MINADDR,
CurrentByteOffset + ASL_RESDESC_OFFSET (Memory32.Minimum));
MinOp = InitializerOp;
break;
case 2: /* Max Address */
Descriptor->Memory32.Maximum = (UINT32) InitializerOp->Asl.Value.Integer;
RsCreateByteField (InitializerOp, ACPI_RESTAG_MAXADDR,
CurrentByteOffset + ASL_RESDESC_OFFSET (Memory32.Maximum));
MaxOp = InitializerOp;
break;
case 3: /* Alignment */
Descriptor->Memory32.Alignment = (UINT32) InitializerOp->Asl.Value.Integer;
RsCreateByteField (InitializerOp, ACPI_RESTAG_ALIGNMENT,
CurrentByteOffset + ASL_RESDESC_OFFSET (Memory32.Alignment));
AlignOp = InitializerOp;
break;
case 4: /* Length */
Descriptor->Memory32.AddressLength = (UINT32) InitializerOp->Asl.Value.Integer;
RsCreateByteField (InitializerOp, ACPI_RESTAG_LENGTH,
CurrentByteOffset + ASL_RESDESC_OFFSET (Memory32.AddressLength));
LengthOp = InitializerOp;
break;
case 5: /* Name */
UtAttachNamepathToOwner (Op, InitializerOp);
break;
default:
AslError (ASL_ERROR, ASL_MSG_RESOURCE_LIST, InitializerOp, NULL);
break;
}
InitializerOp = RsCompleteNodeAndGetNext (InitializerOp);
}
/* Validate the Min/Max/Len/Align values */
RsSmallAddressCheck (ACPI_RESOURCE_NAME_MEMORY32,
Descriptor->Memory32.Minimum,
Descriptor->Memory32.Maximum,
Descriptor->Memory32.AddressLength,
Descriptor->Memory32.Alignment,
MinOp, MaxOp, LengthOp, AlignOp, Op);
return (Rnode);
}
/*******************************************************************************
*
* FUNCTION: RsDoMemory32FixedDescriptor
*
* 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 "Memory32Fixed" descriptor
*
******************************************************************************/
ASL_RESOURCE_NODE *
RsDoMemory32FixedDescriptor (
ACPI_PARSE_OBJECT *Op,
UINT32 CurrentByteOffset)
{
AML_RESOURCE *Descriptor;
ACPI_PARSE_OBJECT *InitializerOp;
ASL_RESOURCE_NODE *Rnode;
UINT32 i;
InitializerOp = Op->Asl.Child;
Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_FIXED_MEMORY32));
Descriptor = Rnode->Buffer;
Descriptor->FixedMemory32.DescriptorType = ACPI_RESOURCE_NAME_FIXED_MEMORY32;
Descriptor->FixedMemory32.ResourceLength = 9;
/* Process all child initialization nodes */
for (i = 0; InitializerOp; i++)
{
switch (i)
{
case 0: /* Read/Write type */
RsSetFlagBits (&Descriptor->FixedMemory32.Flags, InitializerOp, 0, 1);
RsCreateBitField (InitializerOp, ACPI_RESTAG_READWRITETYPE,
CurrentByteOffset + ASL_RESDESC_OFFSET (FixedMemory32.Flags), 0);
break;
case 1: /* Address */
Descriptor->FixedMemory32.Address = (UINT32) InitializerOp->Asl.Value.Integer;
RsCreateByteField (InitializerOp, ACPI_RESTAG_BASEADDRESS,
CurrentByteOffset + ASL_RESDESC_OFFSET (FixedMemory32.Address));
break;
case 2: /* Length */
Descriptor->FixedMemory32.AddressLength = (UINT32) InitializerOp->Asl.Value.Integer;
RsCreateByteField (InitializerOp, ACPI_RESTAG_LENGTH,
CurrentByteOffset + ASL_RESDESC_OFFSET (FixedMemory32.AddressLength));
break;
case 3: /* Name */
UtAttachNamepathToOwner (Op, InitializerOp);
break;
default:
AslError (ASL_ERROR, ASL_MSG_RESOURCE_LIST, InitializerOp, NULL);
break;
}
InitializerOp = RsCompleteNodeAndGetNext (InitializerOp);
}
return (Rnode);
}
/*******************************************************************************
*
* FUNCTION: RsDoStartDependentDescriptor
*
* 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 "StartDependentFn" descriptor
*
******************************************************************************/
ASL_RESOURCE_NODE *
RsDoStartDependentDescriptor (
ACPI_PARSE_OBJECT *Op,
UINT32 CurrentByteOffset)
{
AML_RESOURCE *Descriptor;
ACPI_PARSE_OBJECT *InitializerOp;
ASL_RESOURCE_NODE *Rnode;
ASL_RESOURCE_NODE *PreviousRnode;
ASL_RESOURCE_NODE *NextRnode;
UINT32 i;
UINT8 State;
InitializerOp = Op->Asl.Child;
Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_START_DEPENDENT));
PreviousRnode = Rnode;
Descriptor = Rnode->Buffer;
/* Descriptor has priority byte */
Descriptor->StartDpf.DescriptorType = ACPI_RESOURCE_NAME_START_DEPENDENT |
(ASL_RDESC_ST_DEPEND_SIZE + 0x01);
/* Process all child initialization nodes */
State = ACPI_RSTATE_START_DEPENDENT;
for (i = 0; InitializerOp; i++)
{
switch (i)
{
case 0: /* Compatibility Priority */
if ((UINT8) InitializerOp->Asl.Value.Integer > 2)
{
AslError (ASL_ERROR, ASL_MSG_INVALID_PRIORITY,
InitializerOp, NULL);
}
RsSetFlagBits (&Descriptor->StartDpf.Flags, InitializerOp, 0, 0);
break;
case 1: /* Performance/Robustness Priority */
if ((UINT8) InitializerOp->Asl.Value.Integer > 2)
{
AslError (ASL_ERROR, ASL_MSG_INVALID_PERFORMANCE,
InitializerOp, NULL);
}
RsSetFlagBits (&Descriptor->StartDpf.Flags, InitializerOp, 2, 0);
break;
default:
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);
break;
}
InitializerOp = RsCompleteNodeAndGetNext (InitializerOp);
}
return (Rnode);
}
/*******************************************************************************
*
* FUNCTION: RsDoStartDependentNoPriDescriptor
*
* 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 "StartDependentNoPri" descriptor
*
******************************************************************************/
ASL_RESOURCE_NODE *
RsDoStartDependentNoPriDescriptor (
ACPI_PARSE_OBJECT *Op,
UINT32 CurrentByteOffset)
{
AML_RESOURCE *Descriptor;
ACPI_PARSE_OBJECT *InitializerOp;
ASL_RESOURCE_NODE *Rnode;
ASL_RESOURCE_NODE *PreviousRnode;
ASL_RESOURCE_NODE *NextRnode;
UINT8 State;
InitializerOp = Op->Asl.Child;
Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_START_DEPENDENT_NOPRIO));
Descriptor = Rnode->Buffer;
Descriptor->StartDpf.DescriptorType = ACPI_RESOURCE_NAME_START_DEPENDENT |
ASL_RDESC_ST_DEPEND_SIZE;
PreviousRnode = Rnode;
/* Process all child initialization nodes */
State = ACPI_RSTATE_START_DEPENDENT;
while (InitializerOp)
{
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);
}