freebsd-skq/resources/rsaddr.c
2010-01-21 20:56:18 +00:00

480 lines
18 KiB
C

/*******************************************************************************
*
* Module Name: rsaddr - Address resource descriptors (16/32/64)
*
******************************************************************************/
/******************************************************************************
*
* 1. Copyright Notice
*
* Some or all of this work - Copyright (c) 1999 - 2010, Intel Corp.
* All rights reserved.
*
* 2. License
*
* 2.1. This is your license from Intel Corp. under its intellectual property
* rights. You may have additional license terms from the party that provided
* you this software, covering your right to use that party's intellectual
* property rights.
*
* 2.2. Intel grants, free of charge, to any person ("Licensee") obtaining a
* copy of the source code appearing in this file ("Covered Code") an
* irrevocable, perpetual, worldwide license under Intel's copyrights in the
* base code distributed originally by Intel ("Original Intel Code") to copy,
* make derivatives, distribute, use and display any portion of the Covered
* Code in any form, with the right to sublicense such rights; and
*
* 2.3. Intel grants Licensee a non-exclusive and non-transferable patent
* license (with the right to sublicense), under only those claims of Intel
* patents that are infringed by the Original Intel Code, to make, use, sell,
* offer to sell, and import the Covered Code and derivative works thereof
* solely to the minimum extent necessary to exercise the above copyright
* license, and in no event shall the patent license extend to any additions
* to or modifications of the Original Intel Code. No other license or right
* is granted directly or by implication, estoppel or otherwise;
*
* The above copyright and patent license is granted only if the following
* conditions are met:
*
* 3. Conditions
*
* 3.1. Redistribution of Source with Rights to Further Distribute Source.
* Redistribution of source code of any substantial portion of the Covered
* Code or modification with rights to further distribute source must include
* the above Copyright Notice, the above License, this list of Conditions,
* and the following Disclaimer and Export Compliance provision. In addition,
* Licensee must cause all Covered Code to which Licensee contributes to
* contain a file documenting the changes Licensee made to create that Covered
* Code and the date of any change. Licensee must include in that file the
* documentation of any changes made by any predecessor Licensee. Licensee
* must include a prominent statement that the modification is derived,
* directly or indirectly, from Original Intel Code.
*
* 3.2. Redistribution of Source with no Rights to Further Distribute Source.
* Redistribution of source code of any substantial portion of the Covered
* Code or modification without rights to further distribute source must
* include the following Disclaimer and Export Compliance provision in the
* documentation and/or other materials provided with distribution. In
* addition, Licensee may not authorize further sublicense of source of any
* portion of the Covered Code, and must include terms to the effect that the
* license from Licensee to its licensee is limited to the intellectual
* property embodied in the software Licensee provides to its licensee, and
* not to intellectual property embodied in modifications its licensee may
* make.
*
* 3.3. Redistribution of Executable. Redistribution in executable form of any
* substantial portion of the Covered Code or modification must reproduce the
* above Copyright Notice, and the following Disclaimer and Export Compliance
* provision in the documentation and/or other materials provided with the
* distribution.
*
* 3.4. Intel retains all right, title, and interest in and to the Original
* Intel Code.
*
* 3.5. Neither the name Intel nor any other trademark owned or controlled by
* Intel shall be used in advertising or otherwise to promote the sale, use or
* other dealings in products derived from or relating to the Covered Code
* without prior written authorization from Intel.
*
* 4. Disclaimer and Export Compliance
*
* 4.1. INTEL MAKES NO WARRANTY OF ANY KIND REGARDING ANY SOFTWARE PROVIDED
* HERE. ANY SOFTWARE ORIGINATING FROM INTEL OR DERIVED FROM INTEL SOFTWARE
* IS PROVIDED "AS IS," AND INTEL WILL NOT PROVIDE ANY SUPPORT, ASSISTANCE,
* INSTALLATION, TRAINING OR OTHER SERVICES. INTEL WILL NOT PROVIDE ANY
* UPDATES, ENHANCEMENTS OR EXTENSIONS. INTEL SPECIFICALLY DISCLAIMS ANY
* IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGEMENT AND FITNESS FOR A
* PARTICULAR PURPOSE.
*
* 4.2. IN NO EVENT SHALL INTEL HAVE ANY LIABILITY TO LICENSEE, ITS LICENSEES
* OR ANY OTHER THIRD PARTY, FOR ANY LOST PROFITS, LOST DATA, LOSS OF USE OR
* COSTS OF PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES, OR FOR ANY INDIRECT,
* SPECIAL OR CONSEQUENTIAL DAMAGES ARISING OUT OF THIS AGREEMENT, UNDER ANY
* CAUSE OF ACTION OR THEORY OF LIABILITY, AND IRRESPECTIVE OF WHETHER INTEL
* HAS ADVANCE NOTICE OF THE POSSIBILITY OF SUCH DAMAGES. THESE LIMITATIONS
* SHALL APPLY NOTWITHSTANDING THE FAILURE OF THE ESSENTIAL PURPOSE OF ANY
* LIMITED REMEDY.
*
* 4.3. Licensee shall not export, either directly or indirectly, any of this
* software or system incorporating such software without first obtaining any
* required license or other approval from the U. S. Department of Commerce or
* any other agency or department of the United States Government. In the
* event Licensee exports any such software from the United States or
* re-exports any such software from a foreign destination, Licensee shall
* ensure that the distribution and export/re-export of the software is in
* compliance with all laws, regulations, orders, or other restrictions of the
* U.S. Export Administration Regulations. Licensee agrees that neither it nor
* any of its subsidiaries will export/re-export any technical data, process,
* software, or service, directly or indirectly, to any country for which the
* United States government or any agency thereof requires an export license,
* other governmental approval, or letter of assurance, without first obtaining
* such license, approval or letter.
*
*****************************************************************************/
#define __RSADDR_C__
#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.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.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.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.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;
}
}