/*******************************************************************************
*
* Module Name: rsaddr - Address resource descriptors (16/32/64)
*
******************************************************************************/
/*
* Copyright (C) 2000 - 2016, 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 "acresrc.h"
#define _COMPONENT ACPI_RESOURCES
ACPI_MODULE_NAME ("rsaddr")
/*******************************************************************************
*
* AcpiRsConvertAddress16 - All WORD (16-bit) address resources
*
******************************************************************************/
ACPI_RSCONVERT_INFO AcpiRsConvertAddress16[5] =
{
{ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_ADDRESS16,
ACPI_RS_SIZE (ACPI_RESOURCE_ADDRESS16),
ACPI_RSC_TABLE_SIZE (AcpiRsConvertAddress16)},
{ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_ADDRESS16,
sizeof (AML_RESOURCE_ADDRESS16),
0},
/* Resource Type, General Flags, and Type-Specific Flags */
{ACPI_RSC_ADDRESS, 0, 0, 0},
/*
* These fields are contiguous in both the source and destination:
* Address Granularity
* Address Range Minimum
* Address Range Maximum
* Address Translation Offset
* Address Length
*/
{ACPI_RSC_MOVE16, ACPI_RS_OFFSET (Data.Address16.Address.Granularity),
AML_OFFSET (Address16.Granularity),
5},
/* Optional ResourceSource (Index and String) */
{ACPI_RSC_SOURCE, ACPI_RS_OFFSET (Data.Address16.ResourceSource),
0,
sizeof (AML_RESOURCE_ADDRESS16)}
};
/*******************************************************************************
*
* AcpiRsConvertAddress32 - All DWORD (32-bit) address resources
*
******************************************************************************/
ACPI_RSCONVERT_INFO AcpiRsConvertAddress32[5] =
{
{ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_ADDRESS32,
ACPI_RS_SIZE (ACPI_RESOURCE_ADDRESS32),
ACPI_RSC_TABLE_SIZE (AcpiRsConvertAddress32)},
{ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_ADDRESS32,
sizeof (AML_RESOURCE_ADDRESS32),
0},
/* Resource Type, General Flags, and Type-Specific Flags */
{ACPI_RSC_ADDRESS, 0, 0, 0},
/*
* These fields are contiguous in both the source and destination:
* Address Granularity
* Address Range Minimum
* Address Range Maximum
* Address Translation Offset
* Address Length
*/
{ACPI_RSC_MOVE32, ACPI_RS_OFFSET (Data.Address32.Address.Granularity),
AML_OFFSET (Address32.Granularity),
5},
/* Optional ResourceSource (Index and String) */
{ACPI_RSC_SOURCE, ACPI_RS_OFFSET (Data.Address32.ResourceSource),
0,
sizeof (AML_RESOURCE_ADDRESS32)}
};
/*******************************************************************************
*
* AcpiRsConvertAddress64 - All QWORD (64-bit) address resources
*
******************************************************************************/
ACPI_RSCONVERT_INFO AcpiRsConvertAddress64[5] =
{
{ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_ADDRESS64,
ACPI_RS_SIZE (ACPI_RESOURCE_ADDRESS64),
ACPI_RSC_TABLE_SIZE (AcpiRsConvertAddress64)},
{ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_ADDRESS64,
sizeof (AML_RESOURCE_ADDRESS64),
0},
/* Resource Type, General Flags, and Type-Specific Flags */
{ACPI_RSC_ADDRESS, 0, 0, 0},
/*
* These fields are contiguous in both the source and destination:
* Address Granularity
* Address Range Minimum
* Address Range Maximum
* Address Translation Offset
* Address Length
*/
{ACPI_RSC_MOVE64, ACPI_RS_OFFSET (Data.Address64.Address.Granularity),
AML_OFFSET (Address64.Granularity),
5},
/* Optional ResourceSource (Index and String) */
{ACPI_RSC_SOURCE, ACPI_RS_OFFSET (Data.Address64.ResourceSource),
0,
sizeof (AML_RESOURCE_ADDRESS64)}
};
/*******************************************************************************
*
* AcpiRsConvertExtAddress64 - All Extended (64-bit) address resources
*
******************************************************************************/
ACPI_RSCONVERT_INFO AcpiRsConvertExtAddress64[5] =
{
{ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_EXTENDED_ADDRESS64,
ACPI_RS_SIZE (ACPI_RESOURCE_EXTENDED_ADDRESS64),
ACPI_RSC_TABLE_SIZE (AcpiRsConvertExtAddress64)},
{ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_EXTENDED_ADDRESS64,
sizeof (AML_RESOURCE_EXTENDED_ADDRESS64),
0},
/* Resource Type, General Flags, and Type-Specific Flags */
{ACPI_RSC_ADDRESS, 0, 0, 0},
/* Revision ID */
{ACPI_RSC_MOVE8, ACPI_RS_OFFSET (Data.ExtAddress64.RevisionID),
AML_OFFSET (ExtAddress64.RevisionID),
1},
/*
* These fields are contiguous in both the source and destination:
* Address Granularity
* Address Range Minimum
* Address Range Maximum
* Address Translation Offset
* Address Length
* Type-Specific Attribute
*/
{ACPI_RSC_MOVE64, ACPI_RS_OFFSET (Data.ExtAddress64.Address.Granularity),
AML_OFFSET (ExtAddress64.Granularity),
6}
};
/*******************************************************************************
*
* AcpiRsConvertGeneralFlags - Flags common to all address descriptors
*
******************************************************************************/
static ACPI_RSCONVERT_INFO AcpiRsConvertGeneralFlags[6] =
{
{ACPI_RSC_FLAGINIT, 0, AML_OFFSET (Address.Flags),
ACPI_RSC_TABLE_SIZE (AcpiRsConvertGeneralFlags)},
/* Resource Type (Memory, Io, BusNumber, etc.) */
{ACPI_RSC_MOVE8, ACPI_RS_OFFSET (Data.Address.ResourceType),
AML_OFFSET (Address.ResourceType),
1},
/* General Flags - Consume, Decode, MinFixed, MaxFixed */
{ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.ProducerConsumer),
AML_OFFSET (Address.Flags),
0},
{ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.Decode),
AML_OFFSET (Address.Flags),
1},
{ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.MinAddressFixed),
AML_OFFSET (Address.Flags),
2},
{ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.MaxAddressFixed),
AML_OFFSET (Address.Flags),
3}
};
/*******************************************************************************
*
* AcpiRsConvertMemFlags - Flags common to Memory address descriptors
*
******************************************************************************/
static ACPI_RSCONVERT_INFO AcpiRsConvertMemFlags[5] =
{
{ACPI_RSC_FLAGINIT, 0, AML_OFFSET (Address.SpecificFlags),
ACPI_RSC_TABLE_SIZE (AcpiRsConvertMemFlags)},
/* Memory-specific flags */
{ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Mem.WriteProtect),
AML_OFFSET (Address.SpecificFlags),
0},
{ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Mem.Caching),
AML_OFFSET (Address.SpecificFlags),
1},
{ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Mem.RangeType),
AML_OFFSET (Address.SpecificFlags),
3},
{ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Mem.Translation),
AML_OFFSET (Address.SpecificFlags),
5}
};
/*******************************************************************************
*
* AcpiRsConvertIoFlags - Flags common to I/O address descriptors
*
******************************************************************************/
static ACPI_RSCONVERT_INFO AcpiRsConvertIoFlags[4] =
{
{ACPI_RSC_FLAGINIT, 0, AML_OFFSET (Address.SpecificFlags),
ACPI_RSC_TABLE_SIZE (AcpiRsConvertIoFlags)},
/* I/O-specific flags */
{ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Io.RangeType),
AML_OFFSET (Address.SpecificFlags),
0},
{ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Io.Translation),
AML_OFFSET (Address.SpecificFlags),
4},
{ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Address.Info.Io.TranslationType),
AML_OFFSET (Address.SpecificFlags),
5}
};
/*******************************************************************************
*
* FUNCTION: AcpiRsGetAddressCommon
*
* PARAMETERS: Resource - Pointer to the internal resource struct
* Aml - Pointer to the AML resource descriptor
*
* RETURN: TRUE if the ResourceType field is OK, FALSE otherwise
*
* DESCRIPTION: Convert common flag fields from a raw AML resource descriptor
* to an internal resource descriptor
*
******************************************************************************/
BOOLEAN
AcpiRsGetAddressCommon (
ACPI_RESOURCE *Resource,
AML_RESOURCE *Aml)
{
ACPI_FUNCTION_ENTRY ();
/* Validate the Resource Type */
if ((Aml->Address.ResourceType > 2) &&
(Aml->Address.ResourceType < 0xC0))
{
return (FALSE);
}
/* Get the Resource Type and General Flags */
(void) AcpiRsConvertAmlToResource (
Resource, Aml, AcpiRsConvertGeneralFlags);
/* Get the Type-Specific Flags (Memory and I/O descriptors only) */
if (Resource->Data.Address.ResourceType == ACPI_MEMORY_RANGE)
{
(void) AcpiRsConvertAmlToResource (
Resource, Aml, AcpiRsConvertMemFlags);
}
else if (Resource->Data.Address.ResourceType == ACPI_IO_RANGE)
{
(void) AcpiRsConvertAmlToResource (
Resource, Aml, AcpiRsConvertIoFlags);
}
else
{
/* Generic resource type, just grab the TypeSpecific byte */
Resource->Data.Address.Info.TypeSpecific =
Aml->Address.SpecificFlags;
}
return (TRUE);
}
/*******************************************************************************
*
* FUNCTION: AcpiRsSetAddressCommon
*
* PARAMETERS: Aml - Pointer to the AML resource descriptor
* Resource - Pointer to the internal resource struct
*
* RETURN: None
*
* DESCRIPTION: Convert common flag fields from a resource descriptor to an
* AML descriptor
*
******************************************************************************/
void
AcpiRsSetAddressCommon (
AML_RESOURCE *Aml,
ACPI_RESOURCE *Resource)
{
ACPI_FUNCTION_ENTRY ();
/* Set the Resource Type and General Flags */
(void) AcpiRsConvertResourceToAml (
Resource, Aml, AcpiRsConvertGeneralFlags);
/* Set the Type-Specific Flags (Memory and I/O descriptors only) */
if (Resource->Data.Address.ResourceType == ACPI_MEMORY_RANGE)
{
(void) AcpiRsConvertResourceToAml (
Resource, Aml, AcpiRsConvertMemFlags);
}
else if (Resource->Data.Address.ResourceType == ACPI_IO_RANGE)
{
(void) AcpiRsConvertResourceToAml (
Resource, Aml, AcpiRsConvertIoFlags);
}
else
{
/* Generic resource type, just copy the TypeSpecific byte */
Aml->Address.SpecificFlags =
Resource->Data.Address.Info.TypeSpecific;
}
}