Пример #1
0
ASL_RESOURCE_NODE *
RsDoDwordSpaceDescriptor (
    ASL_RESOURCE_INFO       *Info)
{
    AML_RESOURCE            *Descriptor;
    ACPI_PARSE_OBJECT       *InitializerOp;
    ACPI_PARSE_OBJECT       *MinOp = NULL;
    ACPI_PARSE_OBJECT       *MaxOp = NULL;
    ACPI_PARSE_OBJECT       *LengthOp = NULL;
    ACPI_PARSE_OBJECT       *GranOp = NULL;
    ASL_RESOURCE_NODE       *Rnode;
    UINT8                   *OptionalFields;
    UINT16                  StringLength = 0;
    UINT32                  OptionIndex = 0;
    UINT32                  CurrentByteOffset;
    UINT32                  i;
    BOOLEAN                 ResSourceIndex = FALSE;


    InitializerOp = Info->DescriptorTypeOp->Asl.Child;
    StringLength = RsGetStringDataLength (InitializerOp);
    CurrentByteOffset = Info->CurrentByteOffset;

    Rnode = RsAllocateResourceNode (
                sizeof (AML_RESOURCE_ADDRESS32) + 1 + StringLength);

    Descriptor = Rnode->Buffer;
    Descriptor->Address32.DescriptorType = ACPI_RESOURCE_NAME_ADDRESS32;

    /*
     * Initial descriptor length -- may be enlarged if there are
     * optional fields present
     */
    OptionalFields = ((UINT8 *) Descriptor) + sizeof (AML_RESOURCE_ADDRESS32);
    Descriptor->Address32.ResourceLength = (UINT16)
        (sizeof (AML_RESOURCE_ADDRESS32) -
         sizeof (AML_RESOURCE_LARGE_HEADER));

    /* Process all child initialization nodes */

    for (i = 0; InitializerOp; i++)
    {
        switch (i)
        {
        case 0: /* Resource Type */

            Descriptor->Address32.ResourceType =
                (UINT8) InitializerOp->Asl.Value.Integer;
            break;

        case 1: /* Resource Usage */

            RsSetFlagBits (&Descriptor->Address32.Flags, InitializerOp, 0, 1);
            break;

        case 2: /* DecodeType */

            RsSetFlagBits (&Descriptor->Address32.Flags, InitializerOp, 1, 0);
            RsCreateBitField (InitializerOp, ACPI_RESTAG_DECODE,
                CurrentByteOffset + ASL_RESDESC_OFFSET (Address32.Flags), 1);
            break;

        case 3: /* MinType */

            RsSetFlagBits (&Descriptor->Address32.Flags, InitializerOp, 2, 0);
            RsCreateBitField (InitializerOp, ACPI_RESTAG_MINTYPE,
                CurrentByteOffset + ASL_RESDESC_OFFSET (Address32.Flags), 2);
            break;

        case 4: /* MaxType */

            RsSetFlagBits (&Descriptor->Address32.Flags, InitializerOp, 3, 0);
            RsCreateBitField (InitializerOp, ACPI_RESTAG_MAXTYPE,
                CurrentByteOffset + ASL_RESDESC_OFFSET (Address32.Flags), 3);
            break;

        case 5: /* Type-Specific flags */

            Descriptor->Address32.SpecificFlags =
                (UINT8) InitializerOp->Asl.Value.Integer;
            break;

        case 6: /* Address Granularity */

            Descriptor->Address32.Granularity =
                (UINT32) InitializerOp->Asl.Value.Integer;
            RsCreateDwordField (InitializerOp, ACPI_RESTAG_GRANULARITY,
                CurrentByteOffset + ASL_RESDESC_OFFSET (Address32.Granularity));
            GranOp = InitializerOp;
            break;

        case 7: /* Min Address */

            Descriptor->Address32.Minimum =
                (UINT32) InitializerOp->Asl.Value.Integer;
            RsCreateDwordField (InitializerOp, ACPI_RESTAG_MINADDR,
                CurrentByteOffset + ASL_RESDESC_OFFSET (Address32.Minimum));
            MinOp = InitializerOp;
            break;

        case 8: /* Max Address */

            Descriptor->Address32.Maximum =
                (UINT32) InitializerOp->Asl.Value.Integer;
            RsCreateDwordField (InitializerOp, ACPI_RESTAG_MAXADDR,
                CurrentByteOffset + ASL_RESDESC_OFFSET (Address32.Maximum));
            MaxOp = InitializerOp;
            break;

        case 9: /* Translation Offset */

            Descriptor->Address32.TranslationOffset =
                (UINT32) InitializerOp->Asl.Value.Integer;
            RsCreateDwordField (InitializerOp, ACPI_RESTAG_TRANSLATION,
                CurrentByteOffset + ASL_RESDESC_OFFSET (Address32.TranslationOffset));
            break;

        case 10: /* Address Length */

            Descriptor->Address32.AddressLength =
                (UINT32) InitializerOp->Asl.Value.Integer;
            RsCreateDwordField (InitializerOp, ACPI_RESTAG_LENGTH,
                CurrentByteOffset + ASL_RESDESC_OFFSET (Address32.AddressLength));
            LengthOp = InitializerOp;
            break;

        case 11: /* ResSourceIndex [Optional Field - BYTE] */

            if (InitializerOp->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG)
            {
                OptionalFields[0] = (UINT8) InitializerOp->Asl.Value.Integer;
                OptionIndex++;
                Descriptor->Address32.ResourceLength++;
                ResSourceIndex = TRUE;
            }
            break;

        case 12: /* ResSource [Optional Field - STRING] */

            if ((InitializerOp->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG) &&
                (InitializerOp->Asl.Value.String))
            {
                if (StringLength)
                {
                    Descriptor->Address32.ResourceLength = (UINT16)
                        (Descriptor->Address32.ResourceLength + StringLength);

                    strcpy ((char *)
                        &OptionalFields[OptionIndex],
                        InitializerOp->Asl.Value.String);

                    /* ResourceSourceIndex must also be valid */

                    if (!ResSourceIndex)
                    {
                        AslError (ASL_ERROR, ASL_MSG_RESOURCE_INDEX,
                            InitializerOp, NULL);
                    }
                }
            }

#if 0
            /*
             * Not a valid ResourceSource, ResourceSourceIndex must also
             * be invalid
             */
            else if (ResSourceIndex)
            {
                AslError (ASL_ERROR, ASL_MSG_RESOURCE_SOURCE,
                    InitializerOp, NULL);
            }
#endif
            break;

        case 13: /* ResourceTag */

            UtAttachNamepathToOwner (Info->DescriptorTypeOp, InitializerOp);
            break;

        default:

            AslError (ASL_ERROR, ASL_MSG_RESOURCE_LIST,
                InitializerOp, NULL);
            break;
        }

        InitializerOp = RsCompleteNodeAndGetNext (InitializerOp);
    }

    /* Validate the Min/Max/Len/Gran values */

    RsLargeAddressCheck (
        (UINT64) Descriptor->Address32.Minimum,
        (UINT64) Descriptor->Address32.Maximum,
        (UINT64) Descriptor->Address32.AddressLength,
        (UINT64) Descriptor->Address32.Granularity,
        Descriptor->Address32.Flags,
        MinOp, MaxOp, LengthOp, GranOp, Info->DescriptorTypeOp);

    Rnode->BufferLength = sizeof (AML_RESOURCE_ADDRESS32) +
        OptionIndex + StringLength;
    return (Rnode);
}
Пример #2
0
ASL_RESOURCE_NODE *
RsDoInterruptDescriptor (
    ASL_RESOURCE_INFO       *Info)
{
    AML_RESOURCE            *Descriptor;
    AML_RESOURCE            *Rover = NULL;
    ACPI_PARSE_OBJECT       *InitializerOp;
    ASL_RESOURCE_NODE       *Rnode;
    UINT16                  StringLength = 0;
    UINT32                  OptionIndex = 0;
    UINT32                  CurrentByteOffset;
    UINT32                  i;
    BOOLEAN                 HasResSourceIndex = FALSE;
    UINT8                   ResSourceIndex = 0;
    UINT8                   *ResSourceString = NULL;


    InitializerOp = Info->DescriptorTypeOp->Asl.Child;
    CurrentByteOffset = Info->CurrentByteOffset;
    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 = Info->DescriptorTypeOp->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 (Info->DescriptorTypeOp, 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 */

                RsCreateDwordField (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);
}
Пример #3
0
ASL_RESOURCE_NODE *
RsDoSpiSerialBusDescriptor (
    ASL_RESOURCE_INFO       *Info)
{
    AML_RESOURCE            *Descriptor;
    ACPI_PARSE_OBJECT       *InitializerOp;
    ASL_RESOURCE_NODE       *Rnode;
    char                    *ResourceSource = NULL;
    UINT8                   *VendorData = NULL;
    UINT16                  ResSourceLength;
    UINT16                  VendorLength;
    UINT16                  DescriptorSize;
    UINT32                  CurrentByteOffset;
    UINT32                  i;


    InitializerOp = Info->DescriptorTypeOp->Asl.Child;
    CurrentByteOffset = Info->CurrentByteOffset;

    /*
     * Calculate lengths for fields that have variable length:
     * 1) Resource Source string
     * 2) Vendor Data buffer
     */
    ResSourceLength = RsGetStringDataLength (InitializerOp);
    VendorLength = RsGetBufferDataLength (InitializerOp);

    DescriptorSize = ACPI_AML_SIZE_LARGE (AML_RESOURCE_SPI_SERIALBUS) +
        ResSourceLength + VendorLength;

    /* Allocate the local resource node and initialize */

    Rnode = RsAllocateResourceNode (DescriptorSize + sizeof (AML_RESOURCE_LARGE_HEADER));

    Descriptor = Rnode->Buffer;
    Descriptor->SpiSerialBus.ResourceLength = DescriptorSize;
    Descriptor->SpiSerialBus.DescriptorType = ACPI_RESOURCE_NAME_SERIAL_BUS;
    Descriptor->SpiSerialBus.RevisionId     = AML_RESOURCE_SPI_REVISION;
    Descriptor->SpiSerialBus.TypeRevisionId = AML_RESOURCE_SPI_TYPE_REVISION;
    Descriptor->SpiSerialBus.Type           = AML_RESOURCE_SPI_SERIALBUSTYPE;
    Descriptor->SpiSerialBus.TypeDataLength = AML_RESOURCE_SPI_MIN_DATA_LEN + VendorLength;

    /* Build pointers to optional areas */

    VendorData = ACPI_ADD_PTR (UINT8, Descriptor, sizeof (AML_RESOURCE_SPI_SERIALBUS));
    ResourceSource = ACPI_ADD_PTR (char, VendorData, VendorLength);

    DbgPrint (ASL_DEBUG_OUTPUT,
        "%16s - Actual: %.2X, Base: %.2X, ResLen: %.2X, VendLen: %.2X, TypLen: %.2X\n",
        "SpiSerialBus", Descriptor->SpiSerialBus.ResourceLength,
        (UINT16) sizeof (AML_RESOURCE_SPI_SERIALBUS), ResSourceLength,
        VendorLength, Descriptor->SpiSerialBus.TypeDataLength);

    /* Process all child initialization nodes */

    for (i = 0; InitializerOp; i++)
    {
        switch (i)
        {
        case 0: /* Device Selection [WORD] (_ADR) */

            Descriptor->SpiSerialBus.DeviceSelection = (UINT16) InitializerOp->Asl.Value.Integer;
            RsCreateWordField (InitializerOp, ACPI_RESTAG_ADDRESS,
                CurrentByteOffset + ASL_RESDESC_OFFSET (SpiSerialBus.DeviceSelection));
            break;

        case 1: /* Device Polarity [Flag] (_DPL) */

            RsSetFlagBits16 (&Descriptor->SpiSerialBus.TypeSpecificFlags, InitializerOp, 1, 0);
            RsCreateBitField (InitializerOp, ACPI_RESTAG_DEVICEPOLARITY,
                CurrentByteOffset + ASL_RESDESC_OFFSET (SpiSerialBus.TypeSpecificFlags), 1);
            break;

        case 2: /* Wire Mode [Flag] (_MOD) */

            RsSetFlagBits16 (&Descriptor->SpiSerialBus.TypeSpecificFlags, InitializerOp, 0, 0);
            RsCreateBitField (InitializerOp, ACPI_RESTAG_MODE,
                CurrentByteOffset + ASL_RESDESC_OFFSET (SpiSerialBus.TypeSpecificFlags), 0);
            break;

        case 3: /* Device Bit Length [BYTE] (_LEN) */

            Descriptor->SpiSerialBus.DataBitLength = (UINT8) InitializerOp->Asl.Value.Integer;
            RsCreateByteField (InitializerOp, ACPI_RESTAG_LENGTH,
                CurrentByteOffset + ASL_RESDESC_OFFSET (SpiSerialBus.DataBitLength));
            break;

        case 4: /* Slave Mode [Flag] (_SLV) */

            RsSetFlagBits (&Descriptor->SpiSerialBus.Flags, InitializerOp, 0, 0);
            RsCreateBitField (InitializerOp, ACPI_RESTAG_SLAVEMODE,
                CurrentByteOffset + ASL_RESDESC_OFFSET (SpiSerialBus.Flags), 0);
            break;

        case 5: /* Connection Speed [DWORD] (_SPE) */

            Descriptor->SpiSerialBus.ConnectionSpeed = (UINT32) InitializerOp->Asl.Value.Integer;
            RsCreateDwordField (InitializerOp, ACPI_RESTAG_SPEED,
                CurrentByteOffset + ASL_RESDESC_OFFSET (SpiSerialBus.ConnectionSpeed));
            break;

        case 6: /* Clock Polarity [BYTE] (_POL) */

            Descriptor->SpiSerialBus.ClockPolarity = (UINT8) InitializerOp->Asl.Value.Integer;
            RsCreateByteField (InitializerOp, ACPI_RESTAG_POLARITY,
                CurrentByteOffset + ASL_RESDESC_OFFSET (SpiSerialBus.ClockPolarity));
            break;

        case 7: /* Clock Phase [BYTE] (_PHA) */

            Descriptor->SpiSerialBus.ClockPhase = (UINT8) InitializerOp->Asl.Value.Integer;
            RsCreateByteField (InitializerOp, ACPI_RESTAG_PHASE,
                CurrentByteOffset + ASL_RESDESC_OFFSET (SpiSerialBus.ClockPhase));
            break;

        case 8: /* ResSource [Optional Field - STRING] */

            if (ResSourceLength)
            {
                /* Copy string to the descriptor */

                strcpy (ResourceSource,
                    InitializerOp->Asl.Value.String);
            }
            break;

        case 9: /* Resource Index */

            if (InitializerOp->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG)
            {
                Descriptor->SpiSerialBus.ResSourceIndex = (UINT8) InitializerOp->Asl.Value.Integer;
            }
            break;

        case 10: /* Resource Usage (consumer/producer) */

            RsSetFlagBits (&Descriptor->SpiSerialBus.Flags, InitializerOp, 1, 1);
            break;

        case 11: /* Resource Tag (Descriptor Name) */

            UtAttachNamepathToOwner (Info->DescriptorTypeOp, InitializerOp);
            break;

        case 12: /* Vendor Data (Optional - Buffer of BYTEs) (_VEN) */

            RsGetVendorData (InitializerOp, VendorData,
                CurrentByteOffset + sizeof (AML_RESOURCE_SPI_SERIALBUS));
            break;

        default:    /* Ignore any extra nodes */

            break;
        }

        InitializerOp = RsCompleteNodeAndGetNext (InitializerOp);
    }

    MpSaveSerialInfo (Info->MappingOp, Descriptor, ResourceSource);
    return (Rnode);
}
Пример #4
0
ASL_RESOURCE_NODE *
RsDoGpioIoDescriptor (
    ASL_RESOURCE_INFO       *Info)
{
    AML_RESOURCE            *Descriptor;
    ACPI_PARSE_OBJECT       *InitializerOp;
    ASL_RESOURCE_NODE       *Rnode;
    char                    *ResourceSource = NULL;
    UINT8                   *VendorData = NULL;
    UINT16                  *InterruptList = NULL;
    UINT16                  *PinList = NULL;
    UINT16                  ResSourceLength;
    UINT16                  VendorLength;
    UINT16                  InterruptLength;
    UINT16                  DescriptorSize;
    UINT32                  CurrentByteOffset;
    UINT32                  PinCount = 0;
    UINT32                  i;


    InitializerOp = Info->DescriptorTypeOp->Asl.Child;
    CurrentByteOffset = Info->CurrentByteOffset;

    /*
     * Calculate lengths for fields that have variable length:
     * 1) Resource Source string
     * 2) Vendor Data buffer
     * 3) PIN (interrupt) list
     */
    ResSourceLength = RsGetStringDataLength (InitializerOp);
    VendorLength = RsGetBufferDataLength (InitializerOp);
    InterruptLength = RsGetInterruptDataLength (InitializerOp);
    PinList = InterruptList;

    DescriptorSize = ACPI_AML_SIZE_LARGE (AML_RESOURCE_GPIO) +
        ResSourceLength + VendorLength + InterruptLength;

    /* Allocate the local resource node and initialize */

    Rnode = RsAllocateResourceNode (DescriptorSize + sizeof (AML_RESOURCE_LARGE_HEADER));

    Descriptor = Rnode->Buffer;
    Descriptor->Gpio.ResourceLength  = DescriptorSize;
    Descriptor->Gpio.DescriptorType  = ACPI_RESOURCE_NAME_GPIO;
    Descriptor->Gpio.RevisionId      = AML_RESOURCE_GPIO_REVISION;
    Descriptor->Gpio.ConnectionType  = AML_RESOURCE_GPIO_TYPE_IO;

    /* Build pointers to optional areas */

    InterruptList = ACPI_ADD_PTR (UINT16, Descriptor, sizeof (AML_RESOURCE_GPIO));
    PinList = InterruptList;
    ResourceSource = ACPI_ADD_PTR (char, InterruptList, InterruptLength);
    VendorData = ACPI_ADD_PTR (UINT8, ResourceSource, ResSourceLength);

    /* Setup offsets within the descriptor */

    Descriptor->Gpio.PinTableOffset = (UINT16)
        ACPI_PTR_DIFF (InterruptList, Descriptor);

    Descriptor->Gpio.ResSourceOffset = (UINT16)
        ACPI_PTR_DIFF (ResourceSource, Descriptor);

    DbgPrint (ASL_DEBUG_OUTPUT,
        "%16s - Actual: %.2X, Base: %.2X, ResLen: %.2X, VendLen: %.2X, IntLen: %.2X\n",
        "GpioIo", Descriptor->Gpio.ResourceLength, (UINT16) sizeof (AML_RESOURCE_GPIO),
        ResSourceLength, VendorLength, InterruptLength);

    /* Process all child initialization nodes */

    for (i = 0; InitializerOp; i++)
    {
        switch (i)
        {
        case 0: /* Share Type [Flags] (_SHR) */

            RsSetFlagBits16 (&Descriptor->Gpio.IntFlags, InitializerOp, 3, 0);
            RsCreateBitField (InitializerOp, ACPI_RESTAG_INTERRUPTSHARE,
                CurrentByteOffset + ASL_RESDESC_OFFSET (Gpio.IntFlags), 3);
            break;

        case 1: /* Pin Config [BYTE] (_PPI) */

            Descriptor->Gpio.PinConfig = (UINT8) InitializerOp->Asl.Value.Integer;
            RsCreateByteField (InitializerOp, ACPI_RESTAG_PINCONFIG,
                CurrentByteOffset + ASL_RESDESC_OFFSET (Gpio.PinConfig));
            break;

        case 2: /* Debounce Timeout [WORD] (_DBT) */

            Descriptor->Gpio.DebounceTimeout = (UINT16) InitializerOp->Asl.Value.Integer;
            RsCreateWordField (InitializerOp, ACPI_RESTAG_DEBOUNCETIME,
                CurrentByteOffset + ASL_RESDESC_OFFSET (Gpio.DebounceTimeout));
            break;

        case 3: /* Drive Strength [WORD] (_DRS) */

            Descriptor->Gpio.DriveStrength = (UINT16) InitializerOp->Asl.Value.Integer;
            RsCreateWordField (InitializerOp, ACPI_RESTAG_DRIVESTRENGTH,
                CurrentByteOffset + ASL_RESDESC_OFFSET (Gpio.DriveStrength));
            break;

        case 4: /* I/O Restriction [Flag] (_IOR) */

            RsSetFlagBits16 (&Descriptor->Gpio.IntFlags, InitializerOp, 0, 0);
            RsCreateMultiBitField (InitializerOp, ACPI_RESTAG_IORESTRICTION,
                CurrentByteOffset + ASL_RESDESC_OFFSET (Gpio.IntFlags), 0, 2);
            break;

        case 5: /* ResSource [Optional Field - STRING] */

            if (ResSourceLength)
            {
                /* Copy string to the descriptor */

                strcpy (ResourceSource,
                    InitializerOp->Asl.Value.String);
            }
            break;

        case 6: /* Resource Index */

            if (InitializerOp->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG)
            {
                Descriptor->Gpio.ResSourceIndex = (UINT8) InitializerOp->Asl.Value.Integer;
            }
            break;

        case 7: /* Resource Usage (consumer/producer) */

            RsSetFlagBits16 (&Descriptor->Gpio.Flags, InitializerOp, 0, 1);
            break;

        case 8: /* Resource Tag (Descriptor Name) */

            UtAttachNamepathToOwner (Info->DescriptorTypeOp, InitializerOp);
            break;

        case 9: /* Vendor Data (Optional - Buffer of BYTEs) (_VEN) */
            /*
             * Always set the VendorOffset even if there is no Vendor Data.
             * This field is required in order to calculate the length
             * of the ResourceSource at runtime.
             */
            Descriptor->Gpio.VendorOffset = (UINT16)
                ACPI_PTR_DIFF (VendorData, Descriptor);

            if (RsGetVendorData (InitializerOp, VendorData,
                    (CurrentByteOffset + Descriptor->Gpio.VendorOffset)))
            {
                Descriptor->Gpio.VendorLength = VendorLength;
            }
            break;

        default:
            /*
             * PINs come through here, repeatedly. Each PIN must be a DWORD.
             * NOTE: there is no "length" field for this, so from ACPI spec:
             *  The number of pins in the table can be calculated from:
             *  PinCount = (Resource Source Name Offset - Pin Table Offset) / 2
             *  (implies resource source must immediately follow the pin list.)
             *  Name: _PIN
             */
            *InterruptList = (UINT16) InitializerOp->Asl.Value.Integer;
            InterruptList++;
            PinCount++;

            /* Case 10: First interrupt number in list */

            if (i == 10)
            {
                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 */

                RsCreateDwordField (InitializerOp, ACPI_RESTAG_PIN,
                    CurrentByteOffset + Descriptor->Gpio.PinTableOffset);
            }
            break;
        }

        InitializerOp = RsCompleteNodeAndGetNext (InitializerOp);
    }

    MpSaveGpioInfo (Info->MappingOp, Descriptor, PinCount, PinList, ResourceSource);
    return (Rnode);
}
Пример #5
0
ASL_RESOURCE_NODE *
RsDoUartSerialBusDescriptor (
    ASL_RESOURCE_INFO       *Info)
{
    AML_RESOURCE            *Descriptor;
    ACPI_PARSE_OBJECT       *InitializerOp;
    ASL_RESOURCE_NODE       *Rnode;
    char                    *ResourceSource = NULL;
    UINT8                   *VendorData = NULL;
    UINT16                  ResSourceLength;
    UINT16                  VendorLength;
    UINT16                  DescriptorSize;
    UINT32                  CurrentByteOffset;
    UINT32                  i;


    InitializerOp = Info->DescriptorTypeOp->Asl.Child;
    CurrentByteOffset = Info->CurrentByteOffset;

    /*
     * Calculate lengths for fields that have variable length:
     * 1) Resource Source string
     * 2) Vendor Data buffer
     */
    ResSourceLength = RsGetStringDataLength (InitializerOp);
    VendorLength = RsGetBufferDataLength (InitializerOp);

    DescriptorSize = ACPI_AML_SIZE_LARGE (AML_RESOURCE_UART_SERIALBUS) +
        ResSourceLength + VendorLength;

    /* Allocate the local resource node and initialize */

    Rnode = RsAllocateResourceNode (DescriptorSize + sizeof (AML_RESOURCE_LARGE_HEADER));

    Descriptor = Rnode->Buffer;
    Descriptor->UartSerialBus.ResourceLength = DescriptorSize;
    Descriptor->UartSerialBus.DescriptorType = ACPI_RESOURCE_NAME_SERIAL_BUS;
    Descriptor->UartSerialBus.RevisionId     = AML_RESOURCE_UART_REVISION;
    Descriptor->UartSerialBus.TypeRevisionId = AML_RESOURCE_UART_TYPE_REVISION;
    Descriptor->UartSerialBus.Type           = AML_RESOURCE_UART_SERIALBUSTYPE;
    Descriptor->UartSerialBus.TypeDataLength = AML_RESOURCE_UART_MIN_DATA_LEN + VendorLength;

    /* Build pointers to optional areas */

    VendorData = ACPI_ADD_PTR (UINT8, Descriptor, sizeof (AML_RESOURCE_UART_SERIALBUS));
    ResourceSource = ACPI_ADD_PTR (char, VendorData, VendorLength);

    DbgPrint (ASL_DEBUG_OUTPUT,
        "%16s - Actual: %.2X, Base: %.2X, ResLen: %.2X, VendLen: %.2X, TypLen: %.2X\n",
        "UartSerialBus", Descriptor->UartSerialBus.ResourceLength,
        (UINT16) sizeof (AML_RESOURCE_UART_SERIALBUS), ResSourceLength,
        VendorLength, Descriptor->UartSerialBus.TypeDataLength);

    /* Process all child initialization nodes */

    for (i = 0; InitializerOp; i++)
    {
        switch (i)
        {
        case 0: /* Connection Speed (Baud Rate) [DWORD] (_SPE) */

            Descriptor->UartSerialBus.DefaultBaudRate = (UINT32) InitializerOp->Asl.Value.Integer;
            RsCreateDwordField (InitializerOp, ACPI_RESTAG_SPEED,
                CurrentByteOffset + ASL_RESDESC_OFFSET (UartSerialBus.DefaultBaudRate));
            break;

        case 1: /* Bits Per Byte [Flags] (_LEN) */

            RsSetFlagBits16 (&Descriptor->UartSerialBus.TypeSpecificFlags, InitializerOp, 4, 3);
            RsCreateMultiBitField (InitializerOp, ACPI_RESTAG_LENGTH,
                CurrentByteOffset + ASL_RESDESC_OFFSET (UartSerialBus.TypeSpecificFlags), 4, 3);
            break;

        case 2: /* Stop Bits [Flags] (_STB) */

            RsSetFlagBits16 (&Descriptor->UartSerialBus.TypeSpecificFlags, InitializerOp, 2, 1);
            RsCreateMultiBitField (InitializerOp, ACPI_RESTAG_STOPBITS,
                CurrentByteOffset + ASL_RESDESC_OFFSET (UartSerialBus.TypeSpecificFlags), 2, 2);
            break;

        case 3: /* Lines In Use [BYTE] (_LIN) */

            Descriptor->UartSerialBus.LinesEnabled = (UINT8) InitializerOp->Asl.Value.Integer;
            RsCreateByteField (InitializerOp, ACPI_RESTAG_LINE,
                CurrentByteOffset + ASL_RESDESC_OFFSET (UartSerialBus.LinesEnabled));
            break;

        case 4: /* Endianness [Flag] (_END) */

            RsSetFlagBits16 (&Descriptor->UartSerialBus.TypeSpecificFlags, InitializerOp, 7, 0);
            RsCreateBitField (InitializerOp, ACPI_RESTAG_ENDIANNESS,
                CurrentByteOffset + ASL_RESDESC_OFFSET (UartSerialBus.TypeSpecificFlags), 7);
            break;

        case 5: /* Parity [BYTE] (_PAR) */

            Descriptor->UartSerialBus.Parity = (UINT8) InitializerOp->Asl.Value.Integer;
            RsCreateByteField (InitializerOp, ACPI_RESTAG_PARITY,
                CurrentByteOffset + ASL_RESDESC_OFFSET (UartSerialBus.Parity));
            break;

        case 6: /* Flow Control [Flags] (_FLC) */

            RsSetFlagBits16 (&Descriptor->UartSerialBus.TypeSpecificFlags, InitializerOp, 0, 0);
            RsCreateMultiBitField (InitializerOp, ACPI_RESTAG_FLOWCONTROL,
                CurrentByteOffset + ASL_RESDESC_OFFSET (UartSerialBus.TypeSpecificFlags), 0, 2);
            break;

        case 7: /* Rx Buffer Size [WORD] (_RXL) */

            Descriptor->UartSerialBus.RxFifoSize = (UINT16) InitializerOp->Asl.Value.Integer;
            RsCreateWordField (InitializerOp, ACPI_RESTAG_LENGTH_RX,
                CurrentByteOffset + ASL_RESDESC_OFFSET (UartSerialBus.RxFifoSize));
            break;

        case 8: /* Tx Buffer Size [WORD] (_TXL) */

            Descriptor->UartSerialBus.TxFifoSize = (UINT16) InitializerOp->Asl.Value.Integer;
            RsCreateWordField (InitializerOp, ACPI_RESTAG_LENGTH_TX,
                CurrentByteOffset + ASL_RESDESC_OFFSET (UartSerialBus.TxFifoSize));
            break;

        case 9: /* ResSource [Optional Field - STRING] */

            if (ResSourceLength)
            {
                /* Copy string to the descriptor */

                strcpy (ResourceSource,
                    InitializerOp->Asl.Value.String);
            }
            break;

        case 10: /* Resource Index */

            if (InitializerOp->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG)
            {
                Descriptor->UartSerialBus.ResSourceIndex = (UINT8) InitializerOp->Asl.Value.Integer;
            }
            break;

        case 11: /* Resource Usage (consumer/producer) */

            RsSetFlagBits (&Descriptor->UartSerialBus.Flags, InitializerOp, 1, 1);

            /*
             * Slave Mode [Flag] (_SLV)
             *
             * Note: There is no SlaveMode argument to the UartSerialBus macro, but
             * we add this name anyway to allow the flag to be set by ASL in the
             * rare case where there is a slave mode associated with the UART.
             */
            RsCreateBitField (InitializerOp, ACPI_RESTAG_SLAVEMODE,
                CurrentByteOffset + ASL_RESDESC_OFFSET (UartSerialBus.Flags), 0);
            break;

        case 12: /* Resource Tag (Descriptor Name) */

            UtAttachNamepathToOwner (Info->DescriptorTypeOp, InitializerOp);
            break;

        case 13: /* Vendor Data (Optional - Buffer of BYTEs) (_VEN) */

            RsGetVendorData (InitializerOp, VendorData,
                CurrentByteOffset + sizeof (AML_RESOURCE_UART_SERIALBUS));
            break;

        default:    /* Ignore any extra nodes */

            break;
        }

        InitializerOp = RsCompleteNodeAndGetNext (InitializerOp);
    }

    MpSaveSerialInfo (Info->MappingOp, Descriptor, ResourceSource);
    return (Rnode);
}
Пример #6
0
ASL_RESOURCE_NODE *
RsDoMemory32FixedDescriptor (
    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_FIXED_MEMORY32));

    Descriptor = Rnode->Buffer;
    Descriptor->FixedMemory32.DescriptorType  = ACPI_RESOURCE_NAME_FIXED_MEMORY32;
    Descriptor->FixedMemory32.ResourceLength = 9;

    /* Process all child initialization nodes */

    for (i = 0; InitializerOp; i++)
    {
        switch (i)
        {
        case 0: /* Read/Write type */

            RsSetFlagBits (&Descriptor->FixedMemory32.Flags, InitializerOp, 0, 1);
            RsCreateBitField (InitializerOp, ACPI_RESTAG_READWRITETYPE,
                CurrentByteOffset + ASL_RESDESC_OFFSET (FixedMemory32.Flags), 0);
            break;

        case 1: /* Address */

            Descriptor->FixedMemory32.Address = (UINT32) InitializerOp->Asl.Value.Integer;
            RsCreateDwordField (InitializerOp, ACPI_RESTAG_BASEADDRESS,
                CurrentByteOffset + ASL_RESDESC_OFFSET (FixedMemory32.Address));
            break;

        case 2: /* Length */

            Descriptor->FixedMemory32.AddressLength = (UINT32) InitializerOp->Asl.Value.Integer;
            RsCreateDwordField (InitializerOp, ACPI_RESTAG_LENGTH,
                CurrentByteOffset + ASL_RESDESC_OFFSET (FixedMemory32.AddressLength));
            break;

        case 3: /* Name */

            UtAttachNamepathToOwner (Op, InitializerOp);
            break;

        default:

            AslError (ASL_ERROR, ASL_MSG_RESOURCE_LIST, InitializerOp, NULL);
            break;
        }

        InitializerOp = RsCompleteNodeAndGetNext (InitializerOp);
    }

    return (Rnode);
}
Пример #7
0
ASL_RESOURCE_NODE *
RsDoMemory32Descriptor (
    ACPI_PARSE_OBJECT       *Op,
    UINT32                  CurrentByteOffset)
{
    AML_RESOURCE            *Descriptor;
    ACPI_PARSE_OBJECT       *InitializerOp;
    ACPI_PARSE_OBJECT       *MinOp = NULL;
    ACPI_PARSE_OBJECT       *MaxOp = NULL;
    ACPI_PARSE_OBJECT       *LengthOp = NULL;
    ACPI_PARSE_OBJECT       *AlignOp = NULL;
    ASL_RESOURCE_NODE       *Rnode;
    UINT32                  i;


    InitializerOp = Op->Asl.Child;
    Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_MEMORY32));

    Descriptor = Rnode->Buffer;
    Descriptor->Memory32.DescriptorType  = ACPI_RESOURCE_NAME_MEMORY32;
    Descriptor->Memory32.ResourceLength = 17;

    /* Process all child initialization nodes */

    for (i = 0; InitializerOp; i++)
    {
        switch (i)
        {
        case 0: /* Read/Write type */

            RsSetFlagBits (&Descriptor->Memory32.Flags, InitializerOp, 0, 1);
            RsCreateBitField (InitializerOp, ACPI_RESTAG_READWRITETYPE,
                CurrentByteOffset + ASL_RESDESC_OFFSET (Memory32.Flags), 0);
            break;

        case 1:  /* Min Address */

            Descriptor->Memory32.Minimum = (UINT32) InitializerOp->Asl.Value.Integer;
            RsCreateDwordField (InitializerOp, ACPI_RESTAG_MINADDR,
                CurrentByteOffset + ASL_RESDESC_OFFSET (Memory32.Minimum));
            MinOp = InitializerOp;
            break;

        case 2: /* Max Address */

            Descriptor->Memory32.Maximum = (UINT32) InitializerOp->Asl.Value.Integer;
            RsCreateDwordField (InitializerOp, ACPI_RESTAG_MAXADDR,
                CurrentByteOffset + ASL_RESDESC_OFFSET (Memory32.Maximum));
            MaxOp = InitializerOp;
            break;

        case 3: /* Alignment */

            Descriptor->Memory32.Alignment = (UINT32) InitializerOp->Asl.Value.Integer;
            RsCreateDwordField (InitializerOp, ACPI_RESTAG_ALIGNMENT,
                CurrentByteOffset + ASL_RESDESC_OFFSET (Memory32.Alignment));
            AlignOp = InitializerOp;
            break;

        case 4: /* Length */

            Descriptor->Memory32.AddressLength = (UINT32) InitializerOp->Asl.Value.Integer;
            RsCreateDwordField (InitializerOp, ACPI_RESTAG_LENGTH,
                CurrentByteOffset + ASL_RESDESC_OFFSET (Memory32.AddressLength));
            LengthOp = InitializerOp;
            break;

        case 5: /* Name */

            UtAttachNamepathToOwner (Op, InitializerOp);
            break;

        default:

            AslError (ASL_ERROR, ASL_MSG_RESOURCE_LIST, InitializerOp, NULL);
            break;
        }

        InitializerOp = RsCompleteNodeAndGetNext (InitializerOp);
    }

    /* Validate the Min/Max/Len/Align values */

    RsSmallAddressCheck (ACPI_RESOURCE_NAME_MEMORY32,
        Descriptor->Memory32.Minimum,
        Descriptor->Memory32.Maximum,
        Descriptor->Memory32.AddressLength,
        Descriptor->Memory32.Alignment,
        MinOp, MaxOp, LengthOp, AlignOp, Op);

    return (Rnode);
}