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/******************************************************************************
*
* Module Name: aslrestype2 - Miscellaneous Large 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"
#include <contrib/dev/acpica/include/amlcode.h>
#define _COMPONENT ACPI_COMPILER
ACPI_MODULE_NAME ("aslrestype2")
/*
* This module contains miscellaneous large resource descriptors:
*
* Register
* Interrupt
* VendorLong
*/
/*******************************************************************************
*
* FUNCTION: RsDoGeneralRegisterDescriptor
*
* 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 long "Register" descriptor
*
******************************************************************************/
ASL_RESOURCE_NODE *
RsDoGeneralRegisterDescriptor (
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_GENERIC_REGISTER));
Descriptor = Rnode->Buffer;
Descriptor->GenericReg.DescriptorType = ACPI_RESOURCE_NAME_GENERIC_REGISTER;
Descriptor->GenericReg.ResourceLength = 12;
/* Process all child initialization nodes */
for (i = 0; InitializerOp; i++)
{
switch (i)
{
case 0: /* Address space */
Descriptor->GenericReg.AddressSpaceId = (UINT8) InitializerOp->Asl.Value.Integer;
RsCreateByteField (InitializerOp, ACPI_RESTAG_ADDRESSSPACE,
CurrentByteOffset + ASL_RESDESC_OFFSET (GenericReg.AddressSpaceId));
break;
case 1: /* Register Bit Width */
Descriptor->GenericReg.BitWidth = (UINT8) InitializerOp->Asl.Value.Integer;
RsCreateByteField (InitializerOp, ACPI_RESTAG_REGISTERBITWIDTH,
CurrentByteOffset + ASL_RESDESC_OFFSET (GenericReg.BitWidth));
break;
case 2: /* Register Bit Offset */
Descriptor->GenericReg.BitOffset = (UINT8) InitializerOp->Asl.Value.Integer;
RsCreateByteField (InitializerOp, ACPI_RESTAG_REGISTERBITOFFSET,
CurrentByteOffset + ASL_RESDESC_OFFSET (GenericReg.BitOffset));
break;
case 3: /* Register Address */
Descriptor->GenericReg.Address = InitializerOp->Asl.Value.Integer;
RsCreateByteField (InitializerOp, ACPI_RESTAG_ADDRESS,
CurrentByteOffset + ASL_RESDESC_OFFSET (GenericReg.Address));
break;
case 4: /* Access Size (ACPI 3.0) */
Descriptor->GenericReg.AccessSize = (UINT8) InitializerOp->Asl.Value.Integer;
RsCreateByteField (InitializerOp, ACPI_RESTAG_ACCESSSIZE,
CurrentByteOffset + ASL_RESDESC_OFFSET (GenericReg.AccessSize));
if (Descriptor->GenericReg.AccessSize > AML_FIELD_ACCESS_QWORD)
{
AslError (ASL_ERROR, ASL_MSG_INVALID_ACCESS_SIZE,
InitializerOp, NULL);
}
break;
case 5: /* ResourceTag (ACPI 3.0b) */
UtAttachNamepathToOwner (Op, InitializerOp);
break;
default:
AslError (ASL_ERROR, ASL_MSG_RESOURCE_LIST, InitializerOp, NULL);
break;
}
InitializerOp = RsCompleteNodeAndGetNext (InitializerOp);
}
return (Rnode);
}
/*******************************************************************************
*
* FUNCTION: RsDoInterruptDescriptor
*
* 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 long "Interrupt" descriptor
*
******************************************************************************/
ASL_RESOURCE_NODE *
RsDoInterruptDescriptor (
ACPI_PARSE_OBJECT *Op,
UINT32 CurrentByteOffset)
{
AML_RESOURCE *Descriptor;
AML_RESOURCE *Rover = NULL;
ACPI_PARSE_OBJECT *InitializerOp;
ASL_RESOURCE_NODE *Rnode;
UINT16 StringLength = 0;
UINT32 OptionIndex = 0;
UINT32 i;
BOOLEAN HasResSourceIndex = FALSE;
UINT8 ResSourceIndex = 0;
UINT8 *ResSourceString = NULL;
InitializerOp = Op->Asl.Child;
StringLength = RsGetStringDataLength (InitializerOp);
/* Count the interrupt numbers */
for (i = 0; InitializerOp; i++)
{
InitializerOp = ASL_GET_PEER_NODE (InitializerOp);
if (i <= 6)
{
if (i == 3 &&
InitializerOp->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG)
{
/*
* ResourceSourceIndex was specified, always make room for
* it, even if the ResourceSource was omitted.
*/
OptionIndex++;
}
continue;
}
OptionIndex += 4;
}
InitializerOp = Op->Asl.Child;
Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_EXTENDED_IRQ) +
1 + OptionIndex + StringLength);
Descriptor = Rnode->Buffer;
Descriptor->ExtendedIrq.DescriptorType = ACPI_RESOURCE_NAME_EXTENDED_IRQ;
/*
* Initial descriptor length -- may be enlarged if there are
* optional fields present
*/
Descriptor->ExtendedIrq.ResourceLength = 2; /* Flags and table length byte */
Descriptor->ExtendedIrq.InterruptCount = 0;
Rover = ACPI_CAST_PTR (AML_RESOURCE,
(&(Descriptor->ExtendedIrq.Interrupts[0])));
/* Process all child initialization nodes */
for (i = 0; InitializerOp; i++)
{
switch (i)
{
case 0: /* Resource Usage (Default: consumer (1) */
RsSetFlagBits (&Descriptor->ExtendedIrq.Flags, InitializerOp, 0, 1);
break;
case 1: /* Interrupt Type (or Mode - edge/level) */
RsSetFlagBits (&Descriptor->ExtendedIrq.Flags, InitializerOp, 1, 0);
RsCreateBitField (InitializerOp, ACPI_RESTAG_INTERRUPTTYPE,
CurrentByteOffset + ASL_RESDESC_OFFSET (ExtendedIrq.Flags), 1);
break;
case 2: /* Interrupt Level (or Polarity - Active high/low) */
RsSetFlagBits (&Descriptor->ExtendedIrq.Flags, InitializerOp, 2, 0);
RsCreateBitField (InitializerOp, ACPI_RESTAG_INTERRUPTLEVEL,
CurrentByteOffset + ASL_RESDESC_OFFSET (ExtendedIrq.Flags), 2);
break;
case 3: /* Share Type - Default: exclusive (0) */
RsSetFlagBits (&Descriptor->ExtendedIrq.Flags, InitializerOp, 3, 0);
RsCreateBitField (InitializerOp, ACPI_RESTAG_INTERRUPTSHARE,
CurrentByteOffset + ASL_RESDESC_OFFSET (ExtendedIrq.Flags), 3);
break;
case 4: /* ResSourceIndex [Optional Field - BYTE] */
if (InitializerOp->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG)
{
HasResSourceIndex = TRUE;
ResSourceIndex = (UINT8) InitializerOp->Asl.Value.Integer;
}
break;
case 5: /* ResSource [Optional Field - STRING] */
if ((InitializerOp->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG) &&
(InitializerOp->Asl.Value.String))
{
if (StringLength)
{
ResSourceString = (UINT8 *) InitializerOp->Asl.Value.String;
}
/* ResourceSourceIndex must also be valid */
if (!HasResSourceIndex)
{
AslError (ASL_ERROR, ASL_MSG_RESOURCE_INDEX,
InitializerOp, NULL);
}
}
#if 0
/*
* Not a valid ResourceSource, ResourceSourceIndex must also
* be invalid
*/
else if (HasResSourceIndex)
{
AslError (ASL_ERROR, ASL_MSG_RESOURCE_SOURCE,
InitializerOp, NULL);
}
#endif
break;
case 6: /* ResourceTag */
UtAttachNamepathToOwner (Op, InitializerOp);
break;
default:
/*
* Interrupt Numbers come through here, repeatedly
*/
/* Maximum 255 interrupts allowed for this descriptor */
if (Descriptor->ExtendedIrq.InterruptCount == 255)
{
AslError (ASL_ERROR, ASL_MSG_EX_INTERRUPT_LIST,
InitializerOp, NULL);
return (Rnode);
}
/* Each interrupt number must be a 32-bit value */
if (InitializerOp->Asl.Value.Integer > ACPI_UINT32_MAX)
{
AslError (ASL_ERROR, ASL_MSG_EX_INTERRUPT_NUMBER,
InitializerOp, NULL);
}
/* Save the integer and move pointer to the next one */
Rover->DwordItem = (UINT32) InitializerOp->Asl.Value.Integer;
Rover = ACPI_ADD_PTR (AML_RESOURCE, &(Rover->DwordItem), 4);
Descriptor->ExtendedIrq.InterruptCount++;
Descriptor->ExtendedIrq.ResourceLength += 4;
/* Case 7: First interrupt number in list */
if (i == 7)
{
if (InitializerOp->Asl.ParseOpcode == PARSEOP_DEFAULT_ARG)
{
/* Must be at least one interrupt */
AslError (ASL_ERROR, ASL_MSG_EX_INTERRUPT_LIST_MIN,
InitializerOp, NULL);
}
/* Check now for duplicates in list */
RsCheckListForDuplicates (InitializerOp);
/* Create a named field at the start of the list */
RsCreateByteField (InitializerOp, ACPI_RESTAG_INTERRUPT,
CurrentByteOffset +
ASL_RESDESC_OFFSET (ExtendedIrq.Interrupts[0]));
}
}
InitializerOp = RsCompleteNodeAndGetNext (InitializerOp);
}
/* Add optional ResSourceIndex if present */
if (HasResSourceIndex)
{
Rover->ByteItem = ResSourceIndex;
Rover = ACPI_ADD_PTR (AML_RESOURCE, &(Rover->ByteItem), 1);
Descriptor->ExtendedIrq.ResourceLength += 1;
}
/* Add optional ResSource string if present */
if (StringLength && ResSourceString)
{
strcpy ((char *) Rover, (char *) ResSourceString);
Rover = ACPI_ADD_PTR (
AML_RESOURCE, &(Rover->ByteItem), StringLength);
Descriptor->ExtendedIrq.ResourceLength = (UINT16)
(Descriptor->ExtendedIrq.ResourceLength + StringLength);
}
Rnode->BufferLength = (ASL_RESDESC_OFFSET (ExtendedIrq.Interrupts[0]) -
ASL_RESDESC_OFFSET (ExtendedIrq.DescriptorType))
+ OptionIndex + StringLength;
return (Rnode);
}
/*******************************************************************************
*
* FUNCTION: RsDoVendorLargeDescriptor
*
* 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 long "VendorLong" descriptor
*
******************************************************************************/
ASL_RESOURCE_NODE *
RsDoVendorLargeDescriptor (
ACPI_PARSE_OBJECT *Op,
UINT32 CurrentByteOffset)
{
AML_RESOURCE *Descriptor;
ACPI_PARSE_OBJECT *InitializerOp;
ASL_RESOURCE_NODE *Rnode;
UINT8 *VendorData;
UINT32 i;
/* Count the number of data bytes */
InitializerOp = Op->Asl.Child;
InitializerOp = RsCompleteNodeAndGetNext (InitializerOp);
for (i = 0; InitializerOp; i++)
{
if (InitializerOp->Asl.ParseOpcode == PARSEOP_DEFAULT_ARG)
{
break;
}
InitializerOp = InitializerOp->Asl.Next;
}
InitializerOp = Op->Asl.Child;
InitializerOp = RsCompleteNodeAndGetNext (InitializerOp);
Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_VENDOR_LARGE) + i);
Descriptor = Rnode->Buffer;
Descriptor->VendorLarge.DescriptorType = ACPI_RESOURCE_NAME_VENDOR_LARGE;
Descriptor->VendorLarge.ResourceLength = (UINT16) i;
/* Point to end-of-descriptor for vendor data */
VendorData = ((UINT8 *) Descriptor) + sizeof (AML_RESOURCE_LARGE_HEADER);
/* Process all child initialization nodes */
for (i = 0; InitializerOp; i++)
{
if (InitializerOp->Asl.ParseOpcode == PARSEOP_DEFAULT_ARG)
{
break;
}
VendorData[i] = (UINT8) InitializerOp->Asl.Value.Integer;
InitializerOp = RsCompleteNodeAndGetNext (InitializerOp);
}
return (Rnode);
}