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);
}
ASL_RESOURCE_NODE *
RsDoWordSpaceDescriptor (
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 *GranOp = NULL;
ASL_RESOURCE_NODE *Rnode;
UINT8 *OptionalFields;
UINT16 StringLength = 0;
UINT32 OptionIndex = 0;
UINT32 i;
BOOLEAN ResSourceIndex = FALSE;
InitializerOp = Op->Asl.Child;
StringLength = RsGetStringDataLength (InitializerOp);
Rnode = RsAllocateResourceNode (
sizeof (AML_RESOURCE_ADDRESS16) + 1 + StringLength);
Descriptor = Rnode->Buffer;
Descriptor->Address16.DescriptorType = ACPI_RESOURCE_NAME_ADDRESS16;
/*
* Initial descriptor length -- may be enlarged if there are
* optional fields present
*/
OptionalFields = ((UINT8 *) Descriptor) + sizeof (AML_RESOURCE_ADDRESS16);
Descriptor->Address16.ResourceLength = (UINT16)
(sizeof (AML_RESOURCE_ADDRESS16) -
sizeof (AML_RESOURCE_LARGE_HEADER));
/* Process all child initialization nodes */
for (i = 0; InitializerOp; i++)
{
switch (i)
{
case 0: /* Resource Type */
Descriptor->Address16.ResourceType =
(UINT8) InitializerOp->Asl.Value.Integer;
break;
case 1: /* Resource Usage */
RsSetFlagBits (&Descriptor->Address16.Flags, InitializerOp, 0, 1);
break;
case 2: /* DecodeType */
RsSetFlagBits (&Descriptor->Address16.Flags, InitializerOp, 1, 0);
RsCreateBitField (InitializerOp, ACPI_RESTAG_DECODE,
CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.Flags), 1);
break;
case 3: /* MinType */
RsSetFlagBits (&Descriptor->Address16.Flags, InitializerOp, 2, 0);
RsCreateBitField (InitializerOp, ACPI_RESTAG_MINTYPE,
CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.Flags), 2);
break;
case 4: /* MaxType */
RsSetFlagBits (&Descriptor->Address16.Flags, InitializerOp, 3, 0);
RsCreateBitField (InitializerOp, ACPI_RESTAG_MAXTYPE,
CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.Flags), 3);
break;
case 5: /* Type-Specific flags */
Descriptor->Address16.SpecificFlags =
(UINT8) InitializerOp->Asl.Value.Integer;
break;
case 6: /* Address Granularity */
Descriptor->Address16.Granularity =
(UINT16) InitializerOp->Asl.Value.Integer;
RsCreateByteField (InitializerOp, ACPI_RESTAG_GRANULARITY,
CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.Granularity));
GranOp = InitializerOp;
break;
case 7: /* Min Address */
Descriptor->Address16.Minimum =
(UINT16) InitializerOp->Asl.Value.Integer;
RsCreateByteField (InitializerOp, ACPI_RESTAG_MINADDR,
CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.Minimum));
MinOp = InitializerOp;
break;
case 8: /* Max Address */
Descriptor->Address16.Maximum =
(UINT16) InitializerOp->Asl.Value.Integer;
RsCreateByteField (InitializerOp, ACPI_RESTAG_MAXADDR,
CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.Maximum));
MaxOp = InitializerOp;
break;
case 9: /* Translation Offset */
Descriptor->Address16.TranslationOffset =
(UINT16) InitializerOp->Asl.Value.Integer;
RsCreateByteField (InitializerOp, ACPI_RESTAG_TRANSLATION,
CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.TranslationOffset));
break;
case 10: /* Address Length */
Descriptor->Address16.AddressLength =
(UINT16) InitializerOp->Asl.Value.Integer;
RsCreateByteField (InitializerOp, ACPI_RESTAG_LENGTH,
CurrentByteOffset + ASL_RESDESC_OFFSET (Address16.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->Address16.ResourceLength++;
ResSourceIndex = TRUE;
}
break;
case 12: /* ResSource [Optional Field - STRING] */
if ((InitializerOp->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG) &&
(InitializerOp->Asl.Value.String))
{
if (StringLength)
{
Descriptor->Address16.ResourceLength = (UINT16)
(Descriptor->Address16.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 (Op, InitializerOp);
break;
default:
AslError (ASL_ERROR, ASL_MSG_RESOURCE_LIST, InitializerOp, NULL);
break;
}
InitializerOp = RsCompleteNodeAndGetNext (InitializerOp);
}
/* Validate the Min/Max/Len/Gran values */
RsLargeAddressCheck (
Descriptor->Address16.Minimum,
Descriptor->Address16.Maximum,
Descriptor->Address16.AddressLength,
Descriptor->Address16.Granularity,
Descriptor->Address16.Flags,
MinOp, MaxOp, LengthOp, GranOp);
Rnode->BufferLength = sizeof (AML_RESOURCE_ADDRESS16) +
OptionIndex + StringLength;
return (Rnode);
}
ASL_RESOURCE_NODE *
RsDoExtendedSpaceDescriptor (
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;
UINT16 StringLength = 0;
UINT32 CurrentByteOffset;
UINT32 i;
InitializerOp = Info->DescriptorTypeOp->Asl.Child;
StringLength = RsGetStringDataLength (InitializerOp);
CurrentByteOffset = Info->CurrentByteOffset;
Rnode = RsAllocateResourceNode (
sizeof (AML_RESOURCE_EXTENDED_ADDRESS64) + 1 + StringLength);
Descriptor = Rnode->Buffer;
Descriptor->ExtAddress64.DescriptorType = ACPI_RESOURCE_NAME_EXTENDED_ADDRESS64;
Descriptor->ExtAddress64.RevisionID = AML_RESOURCE_EXTENDED_ADDRESS_REVISION;
Descriptor->ExtAddress64.ResourceLength = (UINT16)
(sizeof (AML_RESOURCE_EXTENDED_ADDRESS64) -
sizeof (AML_RESOURCE_LARGE_HEADER));
/* Process all child initialization nodes */
for (i = 0; InitializerOp; i++)
{
switch (i)
{
case 0: /* Resource Type */
Descriptor->ExtAddress64.ResourceType =
(UINT8) InitializerOp->Asl.Value.Integer;
break;
case 1: /* Resource Usage */
RsSetFlagBits (&Descriptor->ExtAddress64.Flags, InitializerOp, 0, 1);
break;
case 2: /* DecodeType */
RsSetFlagBits (&Descriptor->ExtAddress64.Flags, InitializerOp, 1, 0);
RsCreateBitField (InitializerOp, ACPI_RESTAG_DECODE,
CurrentByteOffset + ASL_RESDESC_OFFSET (ExtAddress64.Flags), 1);
break;
case 3: /* MinType */
RsSetFlagBits (&Descriptor->ExtAddress64.Flags, InitializerOp, 2, 0);
RsCreateBitField (InitializerOp, ACPI_RESTAG_MINTYPE,
CurrentByteOffset + ASL_RESDESC_OFFSET (ExtAddress64.Flags), 2);
break;
case 4: /* MaxType */
RsSetFlagBits (&Descriptor->ExtAddress64.Flags, InitializerOp, 3, 0);
RsCreateBitField (InitializerOp, ACPI_RESTAG_MAXTYPE,
CurrentByteOffset + ASL_RESDESC_OFFSET (ExtAddress64.Flags), 3);
break;
case 5: /* Type-Specific flags */
Descriptor->ExtAddress64.SpecificFlags =
(UINT8) InitializerOp->Asl.Value.Integer;
break;
case 6: /* Address Granularity */
Descriptor->ExtAddress64.Granularity = InitializerOp->Asl.Value.Integer;
RsCreateQwordField (InitializerOp, ACPI_RESTAG_GRANULARITY,
CurrentByteOffset + ASL_RESDESC_OFFSET (ExtAddress64.Granularity));
GranOp = InitializerOp;
break;
case 7: /* Min Address */
Descriptor->ExtAddress64.Minimum = InitializerOp->Asl.Value.Integer;
RsCreateQwordField (InitializerOp, ACPI_RESTAG_MINADDR,
CurrentByteOffset + ASL_RESDESC_OFFSET (ExtAddress64.Minimum));
MinOp = InitializerOp;
break;
case 8: /* Max Address */
Descriptor->ExtAddress64.Maximum = InitializerOp->Asl.Value.Integer;
RsCreateQwordField (InitializerOp, ACPI_RESTAG_MAXADDR,
CurrentByteOffset + ASL_RESDESC_OFFSET (ExtAddress64.Maximum));
MaxOp = InitializerOp;
break;
case 9: /* Translation Offset */
Descriptor->ExtAddress64.TranslationOffset = InitializerOp->Asl.Value.Integer;
RsCreateQwordField (InitializerOp, ACPI_RESTAG_TRANSLATION,
CurrentByteOffset + ASL_RESDESC_OFFSET (ExtAddress64.TranslationOffset));
break;
case 10: /* Address Length */
Descriptor->ExtAddress64.AddressLength = InitializerOp->Asl.Value.Integer;
RsCreateQwordField (InitializerOp, ACPI_RESTAG_LENGTH,
CurrentByteOffset + ASL_RESDESC_OFFSET (ExtAddress64.AddressLength));
LengthOp = InitializerOp;
break;
case 11: /* Type-Specific Attributes */
Descriptor->ExtAddress64.TypeSpecific = InitializerOp->Asl.Value.Integer;
RsCreateQwordField (InitializerOp, ACPI_RESTAG_TYPESPECIFICATTRIBUTES,
CurrentByteOffset + ASL_RESDESC_OFFSET (ExtAddress64.TypeSpecific));
break;
case 12: /* 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 (
Descriptor->ExtAddress64.Minimum,
Descriptor->ExtAddress64.Maximum,
Descriptor->ExtAddress64.AddressLength,
Descriptor->ExtAddress64.Granularity,
Descriptor->ExtAddress64.Flags,
MinOp, MaxOp, LengthOp, GranOp, Info->DescriptorTypeOp);
Rnode->BufferLength = sizeof (AML_RESOURCE_EXTENDED_ADDRESS64) +
StringLength;
return (Rnode);
}
ASL_RESOURCE_NODE *
RsDoIrqDescriptor (
ACPI_PARSE_OBJECT *Op,
UINT32 CurrentByteOffset)
{
AML_RESOURCE *Descriptor;
ACPI_PARSE_OBJECT *InitializerOp;
ASL_RESOURCE_NODE *Rnode;
UINT32 Interrupts = 0;
UINT16 IrqMask = 0;
UINT32 i;
InitializerOp = Op->Asl.Child;
Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_IRQ));
/* Length = 3 (with flag byte) */
Descriptor = Rnode->Buffer;
Descriptor->Irq.DescriptorType = ACPI_RESOURCE_NAME_IRQ |
(ASL_RDESC_IRQ_SIZE + 0x01);
/* Process all child initialization nodes */
for (i = 0; InitializerOp; i++)
{
switch (i)
{
case 0: /* Interrupt Type (or Mode - edge/level) */
RsSetFlagBits (&Descriptor->Irq.Flags, InitializerOp, 0, 1);
RsCreateBitField (InitializerOp, ACPI_RESTAG_INTERRUPTTYPE,
CurrentByteOffset + ASL_RESDESC_OFFSET (Irq.Flags), 0);
break;
case 1: /* Interrupt Level (or Polarity - Active high/low) */
RsSetFlagBits (&Descriptor->Irq.Flags, InitializerOp, 3, 0);
RsCreateBitField (InitializerOp, ACPI_RESTAG_INTERRUPTLEVEL,
CurrentByteOffset + ASL_RESDESC_OFFSET (Irq.Flags), 3);
break;
case 2: /* Share Type - Default: exclusive (0) */
RsSetFlagBits (&Descriptor->Irq.Flags, InitializerOp, 4, 0);
RsCreateBitField (InitializerOp, ACPI_RESTAG_INTERRUPTSHARE,
CurrentByteOffset + ASL_RESDESC_OFFSET (Irq.Flags), 4);
break;
case 3: /* Name */
UtAttachNamepathToOwner (Op, InitializerOp);
break;
default:
/* All IRQ bytes are handled here, after the flags and name */
if (InitializerOp->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG)
{
/* Up to 16 interrupts can be specified in the list */
Interrupts++;
if (Interrupts > 16)
{
AslError (ASL_ERROR, ASL_MSG_INTERRUPT_LIST,
InitializerOp, NULL);
return (Rnode);
}
/* Only interrupts 0-15 are allowed (mask is 16 bits) */
if (InitializerOp->Asl.Value.Integer > 15)
{
AslError (ASL_ERROR, ASL_MSG_INTERRUPT_NUMBER,
InitializerOp, NULL);
}
else
{
IrqMask |= (1 << (UINT8) InitializerOp->Asl.Value.Integer);
}
}
/* Case 4: First IRQ value in list */
if (i == 4)
{
/* Check now for duplicates in list */
RsCheckListForDuplicates (InitializerOp);
/* Create a named field at the start of the list */
RsCreateWordField (InitializerOp, ACPI_RESTAG_INTERRUPT,
CurrentByteOffset + ASL_RESDESC_OFFSET (Irq.IrqMask));
}
break;
}
InitializerOp = RsCompleteNodeAndGetNext (InitializerOp);
}
/* Now we can set the channel mask */
Descriptor->Irq.IrqMask = IrqMask;
return (Rnode);
}
ASL_RESOURCE_NODE *
RsDoIoDescriptor (
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_IO));
Descriptor = Rnode->Buffer;
Descriptor->Io.DescriptorType = ACPI_RESOURCE_NAME_IO |
ASL_RDESC_IO_SIZE;
/* Process all child initialization nodes */
for (i = 0; InitializerOp; i++)
{
switch (i)
{
case 0: /* Decode size */
RsSetFlagBits (&Descriptor->Io.Flags, InitializerOp, 0, 1);
RsCreateBitField (InitializerOp, ACPI_RESTAG_DECODE,
CurrentByteOffset + ASL_RESDESC_OFFSET (Io.Flags), 0);
break;
case 1: /* Min Address */
Descriptor->Io.Minimum =
(UINT16) InitializerOp->Asl.Value.Integer;
RsCreateWordField (InitializerOp, ACPI_RESTAG_MINADDR,
CurrentByteOffset + ASL_RESDESC_OFFSET (Io.Minimum));
MinOp = InitializerOp;
break;
case 2: /* Max Address */
Descriptor->Io.Maximum =
(UINT16) InitializerOp->Asl.Value.Integer;
RsCreateWordField (InitializerOp, ACPI_RESTAG_MAXADDR,
CurrentByteOffset + ASL_RESDESC_OFFSET (Io.Maximum));
MaxOp = InitializerOp;
break;
case 3: /* Alignment */
Descriptor->Io.Alignment =
(UINT8) InitializerOp->Asl.Value.Integer;
RsCreateByteField (InitializerOp, ACPI_RESTAG_ALIGNMENT,
CurrentByteOffset + ASL_RESDESC_OFFSET (Io.Alignment));
AlignOp = InitializerOp;
break;
case 4: /* Length */
Descriptor->Io.AddressLength =
(UINT8) InitializerOp->Asl.Value.Integer;
RsCreateByteField (InitializerOp, ACPI_RESTAG_LENGTH,
CurrentByteOffset + ASL_RESDESC_OFFSET (Io.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_IO,
Descriptor->Io.Minimum,
Descriptor->Io.Maximum,
Descriptor->Io.AddressLength,
Descriptor->Io.Alignment,
MinOp, MaxOp, LengthOp, AlignOp, Op);
return (Rnode);
}
ASL_RESOURCE_NODE *
RsDoDmaDescriptor (
ACPI_PARSE_OBJECT *Op,
UINT32 CurrentByteOffset)
{
AML_RESOURCE *Descriptor;
ACPI_PARSE_OBJECT *InitializerOp;
ASL_RESOURCE_NODE *Rnode;
UINT32 i;
UINT8 DmaChannelMask = 0;
UINT8 DmaChannels = 0;
InitializerOp = Op->Asl.Child;
Rnode = RsAllocateResourceNode (sizeof (AML_RESOURCE_DMA));
Descriptor = Rnode->Buffer;
Descriptor->Dma.DescriptorType = ACPI_RESOURCE_NAME_DMA |
ASL_RDESC_DMA_SIZE;
/* Process all child initialization nodes */
for (i = 0; InitializerOp; i++)
{
switch (i)
{
case 0: /* DMA type */
RsSetFlagBits (&Descriptor->Dma.Flags, InitializerOp, 5, 0);
RsCreateMultiBitField (InitializerOp, ACPI_RESTAG_DMATYPE,
CurrentByteOffset + ASL_RESDESC_OFFSET (Dma.Flags), 5, 2);
break;
case 1: /* Bus Master */
RsSetFlagBits (&Descriptor->Dma.Flags, InitializerOp, 2, 0);
RsCreateBitField (InitializerOp, ACPI_RESTAG_BUSMASTER,
CurrentByteOffset + ASL_RESDESC_OFFSET (Dma.Flags), 2);
break;
case 2: /* Xfer Type (transfer width) */
RsSetFlagBits (&Descriptor->Dma.Flags, InitializerOp, 0, 0);
RsCreateMultiBitField (InitializerOp, ACPI_RESTAG_XFERTYPE,
CurrentByteOffset + ASL_RESDESC_OFFSET (Dma.Flags), 0, 2);
break;
case 3: /* Name */
UtAttachNamepathToOwner (Op, InitializerOp);
break;
default:
/* All DMA channel bytes are handled here, after flags and name */
if (InitializerOp->Asl.ParseOpcode != PARSEOP_DEFAULT_ARG)
{
/* Up to 8 channels can be specified in the list */
DmaChannels++;
if (DmaChannels > 8)
{
AslError (ASL_ERROR, ASL_MSG_DMA_LIST,
InitializerOp, NULL);
return (Rnode);
}
/* Only DMA channels 0-7 are allowed (mask is 8 bits) */
if (InitializerOp->Asl.Value.Integer > 7)
{
AslError (ASL_ERROR, ASL_MSG_DMA_CHANNEL,
InitializerOp, NULL);
}
/* Build the mask */
DmaChannelMask |=
(1 << ((UINT8) InitializerOp->Asl.Value.Integer));
}
if (i == 4) /* case 4: First DMA byte */
{
/* Check now for duplicates in list */
RsCheckListForDuplicates (InitializerOp);
/* Create a named field at the start of the list */
RsCreateByteField (InitializerOp, ACPI_RESTAG_DMA,
CurrentByteOffset +
ASL_RESDESC_OFFSET (Dma.DmaChannelMask));
}
break;
}
InitializerOp = RsCompleteNodeAndGetNext (InitializerOp);
}
/* Now we can set the channel mask */
Descriptor->Dma.DmaChannelMask = DmaChannelMask;
return (Rnode);
}
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;
RsCreateByteField (InitializerOp, ACPI_RESTAG_BASEADDRESS,
CurrentByteOffset + ASL_RESDESC_OFFSET (FixedMemory32.Address));
break;
case 2: /* Length */
Descriptor->FixedMemory32.AddressLength = (UINT32) InitializerOp->Asl.Value.Integer;
RsCreateByteField (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);
}
