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/*******************************************************************************
*
* Module Name: rsio - IO and DMA 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.
*/
#define __RSIO_C__
#include <contrib/dev/acpica/include/acpi.h>
#include <contrib/dev/acpica/include/accommon.h>
#include <contrib/dev/acpica/include/acresrc.h>
#define _COMPONENT ACPI_RESOURCES
ACPI_MODULE_NAME ("rsio")
/*******************************************************************************
*
* AcpiRsConvertIo
*
******************************************************************************/
ACPI_RSCONVERT_INFO AcpiRsConvertIo[5] =
{
{ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_IO,
ACPI_RS_SIZE (ACPI_RESOURCE_IO),
ACPI_RSC_TABLE_SIZE (AcpiRsConvertIo)},
{ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_IO,
sizeof (AML_RESOURCE_IO),
0},
/* Decode flag */
{ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.Io.IoDecode),
AML_OFFSET (Io.Flags),
0},
/*
* These fields are contiguous in both the source and destination:
* Address Alignment
* Length
* Minimum Base Address
* Maximum Base Address
*/
{ACPI_RSC_MOVE8, ACPI_RS_OFFSET (Data.Io.Alignment),
AML_OFFSET (Io.Alignment),
2},
{ACPI_RSC_MOVE16, ACPI_RS_OFFSET (Data.Io.Minimum),
AML_OFFSET (Io.Minimum),
2}
};
/*******************************************************************************
*
* AcpiRsConvertFixedIo
*
******************************************************************************/
ACPI_RSCONVERT_INFO AcpiRsConvertFixedIo[4] =
{
{ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_FIXED_IO,
ACPI_RS_SIZE (ACPI_RESOURCE_FIXED_IO),
ACPI_RSC_TABLE_SIZE (AcpiRsConvertFixedIo)},
{ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_FIXED_IO,
sizeof (AML_RESOURCE_FIXED_IO),
0},
/*
* These fields are contiguous in both the source and destination:
* Base Address
* Length
*/
{ACPI_RSC_MOVE8, ACPI_RS_OFFSET (Data.FixedIo.AddressLength),
AML_OFFSET (FixedIo.AddressLength),
1},
{ACPI_RSC_MOVE16, ACPI_RS_OFFSET (Data.FixedIo.Address),
AML_OFFSET (FixedIo.Address),
1}
};
/*******************************************************************************
*
* AcpiRsConvertGenericReg
*
******************************************************************************/
ACPI_RSCONVERT_INFO AcpiRsConvertGenericReg[4] =
{
{ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_GENERIC_REGISTER,
ACPI_RS_SIZE (ACPI_RESOURCE_GENERIC_REGISTER),
ACPI_RSC_TABLE_SIZE (AcpiRsConvertGenericReg)},
{ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_GENERIC_REGISTER,
sizeof (AML_RESOURCE_GENERIC_REGISTER),
0},
/*
* These fields are contiguous in both the source and destination:
* Address Space ID
* Register Bit Width
* Register Bit Offset
* Access Size
*/
{ACPI_RSC_MOVE8, ACPI_RS_OFFSET (Data.GenericReg.SpaceId),
AML_OFFSET (GenericReg.AddressSpaceId),
4},
/* Get the Register Address */
{ACPI_RSC_MOVE64, ACPI_RS_OFFSET (Data.GenericReg.Address),
AML_OFFSET (GenericReg.Address),
1}
};
/*******************************************************************************
*
* AcpiRsConvertEndDpf
*
******************************************************************************/
ACPI_RSCONVERT_INFO AcpiRsConvertEndDpf[2] =
{
{ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_END_DEPENDENT,
ACPI_RS_SIZE_MIN,
ACPI_RSC_TABLE_SIZE (AcpiRsConvertEndDpf)},
{ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_END_DEPENDENT,
sizeof (AML_RESOURCE_END_DEPENDENT),
0}
};
/*******************************************************************************
*
* AcpiRsConvertEndTag
*
******************************************************************************/
ACPI_RSCONVERT_INFO AcpiRsConvertEndTag[2] =
{
{ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_END_TAG,
ACPI_RS_SIZE_MIN,
ACPI_RSC_TABLE_SIZE (AcpiRsConvertEndTag)},
/*
* Note: The checksum field is set to zero, meaning that the resource
* data is treated as if the checksum operation succeeded.
* (ACPI Spec 1.0b Section 6.4.2.8)
*/
{ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_END_TAG,
sizeof (AML_RESOURCE_END_TAG),
0}
};
/*******************************************************************************
*
* AcpiRsGetStartDpf
*
******************************************************************************/
ACPI_RSCONVERT_INFO AcpiRsGetStartDpf[6] =
{
{ACPI_RSC_INITGET, ACPI_RESOURCE_TYPE_START_DEPENDENT,
ACPI_RS_SIZE (ACPI_RESOURCE_START_DEPENDENT),
ACPI_RSC_TABLE_SIZE (AcpiRsGetStartDpf)},
/* Defaults for Compatibility and Performance priorities */
{ACPI_RSC_SET8, ACPI_RS_OFFSET (Data.StartDpf.CompatibilityPriority),
ACPI_ACCEPTABLE_CONFIGURATION,
2},
/* Get the descriptor length (0 or 1 for Start Dpf descriptor) */
{ACPI_RSC_1BITFLAG, ACPI_RS_OFFSET (Data.StartDpf.DescriptorLength),
AML_OFFSET (StartDpf.DescriptorType),
0},
/* All done if there is no flag byte present in the descriptor */
{ACPI_RSC_EXIT_NE, ACPI_RSC_COMPARE_AML_LENGTH, 0, 1},
/* Flag byte is present, get the flags */
{ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.StartDpf.CompatibilityPriority),
AML_OFFSET (StartDpf.Flags),
0},
{ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.StartDpf.PerformanceRobustness),
AML_OFFSET (StartDpf.Flags),
2}
};
/*******************************************************************************
*
* AcpiRsSetStartDpf
*
******************************************************************************/
ACPI_RSCONVERT_INFO AcpiRsSetStartDpf[10] =
{
/* Start with a default descriptor of length 1 */
{ACPI_RSC_INITSET, ACPI_RESOURCE_NAME_START_DEPENDENT,
sizeof (AML_RESOURCE_START_DEPENDENT),
ACPI_RSC_TABLE_SIZE (AcpiRsSetStartDpf)},
/* Set the default flag values */
{ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.StartDpf.CompatibilityPriority),
AML_OFFSET (StartDpf.Flags),
0},
{ACPI_RSC_2BITFLAG, ACPI_RS_OFFSET (Data.StartDpf.PerformanceRobustness),
AML_OFFSET (StartDpf.Flags),
2},
/*
* All done if the output descriptor length is required to be 1
* (i.e., optimization to 0 bytes cannot be attempted)
*/
{ACPI_RSC_EXIT_EQ, ACPI_RSC_COMPARE_VALUE,
ACPI_RS_OFFSET(Data.StartDpf.DescriptorLength),
1},
/* Set length to 0 bytes (no flags byte) */
{ACPI_RSC_LENGTH, 0, 0, sizeof (AML_RESOURCE_START_DEPENDENT_NOPRIO)},
/*
* All done if the output descriptor length is required to be 0.
*
* TBD: Perhaps we should check for error if input flags are not
* compatible with a 0-byte descriptor.
*/
{ACPI_RSC_EXIT_EQ, ACPI_RSC_COMPARE_VALUE,
ACPI_RS_OFFSET(Data.StartDpf.DescriptorLength),
0},
/* Reset length to 1 byte (descriptor with flags byte) */
{ACPI_RSC_LENGTH, 0, 0, sizeof (AML_RESOURCE_START_DEPENDENT)},
/*
* All done if flags byte is necessary -- if either priority value
* is not ACPI_ACCEPTABLE_CONFIGURATION
*/
{ACPI_RSC_EXIT_NE, ACPI_RSC_COMPARE_VALUE,
ACPI_RS_OFFSET (Data.StartDpf.CompatibilityPriority),
ACPI_ACCEPTABLE_CONFIGURATION},
{ACPI_RSC_EXIT_NE, ACPI_RSC_COMPARE_VALUE,
ACPI_RS_OFFSET (Data.StartDpf.PerformanceRobustness),
ACPI_ACCEPTABLE_CONFIGURATION},
/* Flag byte is not necessary */
{ACPI_RSC_LENGTH, 0, 0, sizeof (AML_RESOURCE_START_DEPENDENT_NOPRIO)}
};