rsaddr.c

acpi tools for linux include acpiexec and acpixtract

                        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;
    }
}