static void
AcpiTbValidateFadt (
void)
{
UINT32 *Address32;
ACPI_GENERIC_ADDRESS *Address64;
UINT8 Length;
ACPI_NATIVE_UINT i;
/* Examine all of the 64-bit extended address fields (X fields) */
for (i = 0; i < ACPI_FADT_INFO_ENTRIES; i++)
{
/* Generate pointers to the 32-bit and 64-bit addresses and get the length */
Address64 = ACPI_ADD_PTR (ACPI_GENERIC_ADDRESS, &AcpiGbl_FADT, FadtInfoTable[i].Target);
Address32 = ACPI_ADD_PTR (UINT32, &AcpiGbl_FADT, FadtInfoTable[i].Source);
Length = *ACPI_ADD_PTR (UINT8, &AcpiGbl_FADT, FadtInfoTable[i].Length);
if (FadtInfoTable[i].Type & ACPI_FADT_REQUIRED)
{
/*
* Field is required (PM1aEvent, PM1aControl, PmTimer).
* Both the address and length must be non-zero.
*/
if (!Address64->Address || !Length)
{
ACPI_ERROR ((AE_INFO,
"Required field \"%s\" has zero address and/or length: %8.8X%8.8X/%X",
FadtInfoTable[i].Name, ACPI_FORMAT_UINT64 (Address64->Address), Length));
}
}
else if (FadtInfoTable[i].Type & ACPI_FADT_SEPARATE_LENGTH)
{
/*
* Field is optional (PM2Control, GPE0, GPE1) AND has its own
* length field. If present, both the address and length must be valid.
*/
if ((Address64->Address && !Length) || (!Address64->Address && Length))
{
ACPI_WARNING ((AE_INFO,
"Optional field \"%s\" has zero address or length: %8.8X%8.8X/%X",
FadtInfoTable[i].Name, ACPI_FORMAT_UINT64 (Address64->Address), Length));
}
}
/* If both 32- and 64-bit addresses are valid (non-zero), they must match */
if (Address64->Address && *Address32 &&
(Address64->Address != (UINT64) *Address32))
{
ACPI_ERROR ((AE_INFO,
"32/64X address mismatch in \"%s\": [%8.8X] [%8.8X%8.8X], using 64X",
FadtInfoTable[i].Name, *Address32, ACPI_FORMAT_UINT64 (Address64->Address)));
}
}
}
void
AcpiRsDumpIrqList (
UINT8 *RouteTable)
{
ACPI_PCI_ROUTING_TABLE *PrtElement;
UINT8 Count;
ACPI_FUNCTION_ENTRY ();
/* Check if debug output enabled */
if (!ACPI_IS_DEBUG_ENABLED (ACPI_LV_RESOURCES, _COMPONENT))
{
return;
}
PrtElement = ACPI_CAST_PTR (ACPI_PCI_ROUTING_TABLE, RouteTable);
/* Dump all table elements, Exit on zero length element */
for (Count = 0; PrtElement->Length; Count++)
{
AcpiOsPrintf ("\n[%02X] PCI IRQ Routing Table Package\n", Count);
AcpiRsDumpDescriptor (PrtElement, AcpiRsDumpPrt);
PrtElement = ACPI_ADD_PTR (ACPI_PCI_ROUTING_TABLE,
PrtElement, PrtElement->Length);
}
}
acpi_rs_length
acpi_rs_get_resource_source(acpi_rs_length resource_length,
acpi_rs_length minimum_length,
struct acpi_resource_source * resource_source,
union aml_resource * aml, char *string_ptr)
{
acpi_rsdesc_size total_length;
u8 *aml_resource_source;
ACPI_FUNCTION_ENTRY();
total_length =
resource_length + sizeof(struct aml_resource_large_header);
aml_resource_source = ACPI_ADD_PTR(u8, aml, minimum_length);
if (total_length > (acpi_rsdesc_size) (minimum_length + 1)) {
resource_source->index = aml_resource_source[0];
resource_source->string_ptr = string_ptr;
if (!string_ptr) {
resource_source->string_ptr =
ACPI_ADD_PTR(char, resource_source,
sizeof(struct acpi_resource_source));
}
void
AcpiRsDumpIrqList (
UINT8 *RouteTable)
{
ACPI_PCI_ROUTING_TABLE *PrtElement;
UINT8 Count;
ACPI_FUNCTION_ENTRY ();
if (!(AcpiDbgLevel & ACPI_LV_RESOURCES) || !( _COMPONENT & AcpiDbgLayer))
{
return;
}
PrtElement = ACPI_CAST_PTR (ACPI_PCI_ROUTING_TABLE, RouteTable);
/* Dump all table elements, Exit on zero length element */
for (Count = 0; PrtElement->Length; Count++)
{
AcpiOsPrintf ("\n[%02X] PCI IRQ Routing Table Package\n", Count);
AcpiRsDumpDescriptor (PrtElement, AcpiRsDumpPrt);
PrtElement = ACPI_ADD_PTR (ACPI_PCI_ROUTING_TABLE,
PrtElement, PrtElement->Length);
}
}
void
AcpiDmDumpMcfg (
ACPI_TABLE_HEADER *Table)
{
ACPI_STATUS Status;
UINT32 Offset = sizeof (ACPI_TABLE_MCFG);
ACPI_MCFG_ALLOCATION *SubTable;
/* Main table */
Status = AcpiDmDumpTable (Table->Length, 0, Table, 0, AcpiDmTableInfoMcfg);
if (ACPI_FAILURE (Status))
{
return;
}
/* Sub-tables */
SubTable = ACPI_ADD_PTR (ACPI_MCFG_ALLOCATION, Table, Offset);
while (Offset < Table->Length)
{
if (Offset + sizeof (ACPI_MCFG_ALLOCATION) > Table->Length)
{
AcpiOsPrintf ("Warning: there are %d invalid trailing bytes\n",
sizeof (ACPI_MCFG_ALLOCATION) - (Offset - Table->Length));
return;
}
AcpiOsPrintf ("\n");
Status = AcpiDmDumpTable (Table->Length, Offset, SubTable,
sizeof (ACPI_MCFG_ALLOCATION), AcpiDmTableInfoMcfg0);
if (ACPI_FAILURE (Status))
{
return;
}
/* Point to next sub-table (each subtable is of fixed length) */
Offset += sizeof (ACPI_MCFG_ALLOCATION);
SubTable = ACPI_ADD_PTR (ACPI_MCFG_ALLOCATION, SubTable,
sizeof (ACPI_MCFG_ALLOCATION));
}
}
void
AcpiDmDumpTpm2 (
ACPI_TABLE_HEADER *Table)
{
UINT32 Offset = sizeof (ACPI_TABLE_TPM2);
ACPI_TABLE_TPM2 *CommonHeader = ACPI_CAST_PTR (ACPI_TABLE_TPM2, Table);
ACPI_TPM2_TRAILER *Subtable = ACPI_ADD_PTR (ACPI_TPM2_TRAILER, Table, Offset);
ACPI_TPM2_ARM_SMC *ArmSubtable;
ACPI_STATUS Status;
/* Main table */
Status = AcpiDmDumpTable (Table->Length, 0, Table, 0, AcpiDmTableInfoTpm2);
if (ACPI_FAILURE (Status))
{
return;
}
AcpiOsPrintf ("\n");
Status = AcpiDmDumpTable (Table->Length, Offset, Subtable,
Table->Length - Offset, AcpiDmTableInfoTpm2a);
if (ACPI_FAILURE (Status))
{
return;
}
switch (CommonHeader->StartMethod)
{
case ACPI_TPM2_COMMAND_BUFFER_WITH_ARM_SMC:
ArmSubtable = ACPI_ADD_PTR (ACPI_TPM2_ARM_SMC, Subtable,
sizeof (ACPI_TPM2_TRAILER));
Offset += sizeof (ACPI_TPM2_TRAILER);
AcpiOsPrintf ("\n");
Status = AcpiDmDumpTable (Table->Length, Offset, ArmSubtable,
Table->Length - Offset, AcpiDmTableInfoTpm211);
break;
default:
break;
}
}
void
AcpiDmVendorLargeDescriptor (
AML_RESOURCE *Resource,
UINT32 Length,
UINT32 Level)
{
AcpiDmVendorCommon ("Long ",
ACPI_ADD_PTR (UINT8, Resource, sizeof (AML_RESOURCE_LARGE_HEADER)),
Length, Level);
}
void
AcpiDmVendorSmallDescriptor (
AML_RESOURCE *Resource,
UINT32 Length,
UINT32 Level)
{
AcpiDmVendorCommon ("Short",
ACPI_ADD_PTR (UINT8, Resource, sizeof (AML_RESOURCE_SMALL_HEADER)),
Length, Level);
}
void
AcpiDmDumpTcpa (
ACPI_TABLE_HEADER *Table)
{
UINT32 Offset = sizeof (ACPI_TABLE_TCPA_HDR);
ACPI_TABLE_TCPA_HDR *CommonHeader = ACPI_CAST_PTR (
ACPI_TABLE_TCPA_HDR, Table);
ACPI_TABLE_TCPA_HDR *Subtable = ACPI_ADD_PTR (
ACPI_TABLE_TCPA_HDR, Table, Offset);
ACPI_STATUS Status;
/* Main table */
Status = AcpiDmDumpTable (Table->Length, 0, Table,
0, AcpiDmTableInfoTcpaHdr);
if (ACPI_FAILURE (Status))
{
return;
}
/*
* Examine the PlatformClass field to determine the table type.
* Either a client or server table. Only one.
*/
switch (CommonHeader->PlatformClass)
{
case ACPI_TCPA_CLIENT_TABLE:
Status = AcpiDmDumpTable (Table->Length, Offset, Subtable,
Table->Length - Offset, AcpiDmTableInfoTcpaClient);
break;
case ACPI_TCPA_SERVER_TABLE:
Status = AcpiDmDumpTable (Table->Length, Offset, Subtable,
Table->Length - Offset, AcpiDmTableInfoTcpaServer);
break;
default:
AcpiOsPrintf ("\n**** Unknown TCPA Platform Class 0x%X\n",
CommonHeader->PlatformClass);
Status = AE_ERROR;
break;
}
if (ACPI_FAILURE (Status))
{
AcpiOsPrintf ("\n**** Cannot disassemble TCPA table\n");
}
}
void
AcpiDmDumpWdat (
ACPI_TABLE_HEADER *Table)
{
ACPI_STATUS Status;
UINT32 Offset = sizeof (ACPI_TABLE_WDAT);
ACPI_WDAT_ENTRY *Subtable;
/* Main table */
Status = AcpiDmDumpTable (Table->Length, 0, Table, 0, AcpiDmTableInfoWdat);
if (ACPI_FAILURE (Status))
{
return;
}
/* Subtables */
Subtable = ACPI_ADD_PTR (ACPI_WDAT_ENTRY, Table, Offset);
while (Offset < Table->Length)
{
/* Common subtable header */
AcpiOsPrintf ("\n");
Status = AcpiDmDumpTable (Table->Length, Offset, Subtable,
sizeof (ACPI_WDAT_ENTRY), AcpiDmTableInfoWdat0);
if (ACPI_FAILURE (Status))
{
return;
}
/* Point to next subtable */
Offset += sizeof (ACPI_WDAT_ENTRY);
Subtable = ACPI_ADD_PTR (ACPI_WDAT_ENTRY, Subtable,
sizeof (ACPI_WDAT_ENTRY));
}
}
void
AcpiDmDumpErst (
ACPI_TABLE_HEADER *Table)
{
ACPI_STATUS Status;
ACPI_WHEA_HEADER *SubTable;
UINT32 Length = Table->Length;
UINT32 Offset = sizeof (ACPI_TABLE_ERST);
/* Main table */
Status = AcpiDmDumpTable (Length, 0, Table, 0, AcpiDmTableInfoErst);
if (ACPI_FAILURE (Status))
{
return;
}
/* Sub-tables */
SubTable = ACPI_ADD_PTR (ACPI_WHEA_HEADER, Table, Offset);
while (Offset < Table->Length)
{
AcpiOsPrintf ("\n");
Status = AcpiDmDumpTable (Length, Offset, SubTable,
sizeof (ACPI_WHEA_HEADER), AcpiDmTableInfoEinj0);
if (ACPI_FAILURE (Status))
{
return;
}
/* Point to next sub-table (each subtable is of fixed length) */
Offset += sizeof (ACPI_WHEA_HEADER);
SubTable = ACPI_ADD_PTR (ACPI_WHEA_HEADER, SubTable,
sizeof (ACPI_WHEA_HEADER));
}
}
static struct acpi_subtable_header *acpi_get_pptt_resource(struct acpi_table_header *table_hdr,
struct acpi_pptt_processor *node,
int resource)
{
u32 *ref;
if (resource >= node->number_of_priv_resources)
return NULL;
ref = ACPI_ADD_PTR(u32, node, sizeof(struct acpi_pptt_processor));
ref += resource;
return fetch_pptt_subtable(table_hdr, *ref);
}
void
AcpiDmDumpCpep (
ACPI_TABLE_HEADER *Table)
{
ACPI_STATUS Status;
ACPI_CPEP_POLLING *SubTable;
UINT32 Length = Table->Length;
UINT32 Offset = sizeof (ACPI_TABLE_CPEP);
/* Main table */
Status = AcpiDmDumpTable (Length, 0, Table, 0, AcpiDmTableInfoCpep);
if (ACPI_FAILURE (Status))
{
return;
}
/* Sub-tables */
SubTable = ACPI_ADD_PTR (ACPI_CPEP_POLLING, Table, Offset);
while (Offset < Table->Length)
{
AcpiOsPrintf ("\n");
Status = AcpiDmDumpTable (Length, Offset, SubTable,
SubTable->Length, AcpiDmTableInfoCpep0);
if (ACPI_FAILURE (Status))
{
return;
}
/* Point to next sub-table */
Offset += SubTable->Length;
SubTable = ACPI_ADD_PTR (ACPI_CPEP_POLLING, SubTable, SubTable->Length);
}
}
void
AcpiRsDumpResourceList (
ACPI_RESOURCE *ResourceList)
{
UINT32 Count = 0;
UINT32 Type;
ACPI_FUNCTION_ENTRY ();
if (!(AcpiDbgLevel & ACPI_LV_RESOURCES) || !( _COMPONENT & AcpiDbgLayer))
{
return;
}
/* Walk list and dump all resource descriptors (END_TAG terminates) */
do
{
AcpiOsPrintf ("\n[%02X] ", Count);
Count++;
/* Validate Type before dispatch */
Type = ResourceList->Type;
if (Type > ACPI_RESOURCE_TYPE_MAX)
{
AcpiOsPrintf (
"Invalid descriptor type (%X) in resource list\n",
ResourceList->Type);
return;
}
/* Dump the resource descriptor */
AcpiRsDumpDescriptor (&ResourceList->Data,
AcpiGbl_DumpResourceDispatch[Type]);
/* Point to the next resource structure */
ResourceList = ACPI_ADD_PTR (ACPI_RESOURCE, ResourceList,
ResourceList->Length);
/* Exit when END_TAG descriptor is reached */
} while (Type != ACPI_RESOURCE_TYPE_END_TAG);
}
static void
AcpiDmResourceSource (
AML_RESOURCE *Resource,
ACPI_SIZE MinimumTotalLength,
UINT32 ResourceLength)
{
UINT8 *AmlResourceSource;
UINT32 TotalLength;
TotalLength = ResourceLength + sizeof (AML_RESOURCE_LARGE_HEADER);
/* Check if the optional ResourceSource fields are present */
if (TotalLength <= MinimumTotalLength)
{
/* The two optional fields are not used */
AcpiOsPrintf (",, ");
return;
}
/* Get a pointer to the ResourceSource */
AmlResourceSource = ACPI_ADD_PTR (UINT8, Resource, MinimumTotalLength);
/*
* Always emit the ResourceSourceIndex (Byte)
*
* NOTE: Some ASL compilers always create a 0 byte (in the AML) for the
* Index even if the String does not exist. Although this is in violation
* of the ACPI specification, it is very important to emit ASL code that
* can be compiled back to the identical AML. There may be fields and/or
* indexes into the resource template buffer that are compiled to absolute
* offsets, and these will be broken if the AML length is changed.
*/
AcpiOsPrintf ("0x%2.2X,", (UINT32) AmlResourceSource[0]);
/* Make sure that the ResourceSource string exists before dumping it */
if (TotalLength > (MinimumTotalLength + 1))
{
AcpiOsPrintf (" ");
AcpiUtPrintString ((char *) &AmlResourceSource[1], ACPI_UINT16_MAX);
}
AcpiOsPrintf (", ");
}
ACPI_RS_LENGTH
AcpiRsGetResourceSource (
ACPI_RS_LENGTH ResourceLength,
ACPI_RS_LENGTH MinimumLength,
ACPI_RESOURCE_SOURCE *ResourceSource,
AML_RESOURCE *Aml,
char *StringPtr)
{
ACPI_RSDESC_SIZE TotalLength;
UINT8 *AmlResourceSource;
ACPI_FUNCTION_ENTRY ();
TotalLength = ResourceLength + sizeof (AML_RESOURCE_LARGE_HEADER);
AmlResourceSource = ACPI_ADD_PTR (UINT8, Aml, MinimumLength);
/*
* ResourceSource is present if the length of the descriptor is longer than
* the minimum length.
*
* Note: Some resource descriptors will have an additional null, so
* we add 1 to the minimum length.
*/
if (TotalLength > (ACPI_RSDESC_SIZE) (MinimumLength + 1))
{
/* Get the ResourceSourceIndex */
ResourceSource->Index = AmlResourceSource[0];
ResourceSource->StringPtr = StringPtr;
if (!StringPtr)
{
/*
* String destination pointer is not specified; Set the String
* pointer to the end of the current ResourceSource structure.
*/
ResourceSource->StringPtr = ACPI_ADD_PTR (char, ResourceSource,
sizeof (ACPI_RESOURCE_SOURCE));
}
ACPI_STATUS
AcpiUtCopyIobjectToEobject (
ACPI_OPERAND_OBJECT *InternalObject,
ACPI_BUFFER *RetBuffer)
{
ACPI_STATUS Status;
ACPI_FUNCTION_TRACE (UtCopyIobjectToEobject);
if (InternalObject->Common.Type == ACPI_TYPE_PACKAGE)
{
/*
* Package object: Copy all subobjects (including
* nested packages)
*/
Status = AcpiUtCopyIpackageToEpackage (InternalObject,
RetBuffer->Pointer, &RetBuffer->Length);
}
else
{
/*
* Build a simple object (no nested objects)
*/
Status = AcpiUtCopyIsimpleToEsimple (InternalObject,
ACPI_CAST_PTR (ACPI_OBJECT, RetBuffer->Pointer),
ACPI_ADD_PTR (UINT8, RetBuffer->Pointer,
ACPI_ROUND_UP_TO_NATIVE_WORD (sizeof (ACPI_OBJECT))),
&RetBuffer->Length);
/*
* build simple does not include the object size in the length
* so we add it in here
*/
RetBuffer->Length += sizeof (ACPI_OBJECT);
}
return_ACPI_STATUS (Status);
}
acpi_rs_length
acpi_rs_get_resource_source(acpi_rs_length resource_length,
acpi_rs_length minimum_length,
struct acpi_resource_source * resource_source,
union aml_resource * aml, char *string_ptr)
{
acpi_rsdesc_size total_length;
u8 *aml_resource_source;
ACPI_FUNCTION_ENTRY();
total_length =
resource_length + sizeof(struct aml_resource_large_header);
aml_resource_source = ACPI_ADD_PTR(u8, aml, minimum_length);
/*
* resource_source is present if the length of the descriptor is longer than
* the minimum length.
*
* Note: Some resource descriptors will have an additional null, so
* we add 1 to the minimum length.
*/
if (total_length > (acpi_rsdesc_size) (minimum_length + 1)) {
/* Get the resource_source_index */
resource_source->index = aml_resource_source[0];
resource_source->string_ptr = string_ptr;
if (!string_ptr) {
/*
* String destination pointer is not specified; Set the String
* pointer to the end of the current resource_source structure.
*/
resource_source->string_ptr =
ACPI_ADD_PTR(char, resource_source,
sizeof(struct acpi_resource_source));
}
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);
}
static void
AcpiTbSetupFadtRegisters (
void)
{
ACPI_GENERIC_ADDRESS *Target64;
ACPI_GENERIC_ADDRESS *Source64;
UINT8 Pm1RegisterByteWidth;
UINT32 i;
/*
* Optionally check all register lengths against the default values and
* update them if they are incorrect.
*/
if (AcpiGbl_UseDefaultRegisterWidths)
{
for (i = 0; i < ACPI_FADT_INFO_ENTRIES; i++)
{
Target64 = ACPI_ADD_PTR (ACPI_GENERIC_ADDRESS, &AcpiGbl_FADT,
FadtInfoTable[i].Address64);
/*
* If a valid register (Address != 0) and the (DefaultLength > 0)
* (Not a GPE register), then check the width against the default.
*/
if ((Target64->Address) &&
(FadtInfoTable[i].DefaultLength > 0) &&
(FadtInfoTable[i].DefaultLength != Target64->BitWidth))
{
ACPI_WARNING ((AE_INFO,
"Invalid length for %s: %u, using default %u",
FadtInfoTable[i].Name, Target64->BitWidth,
FadtInfoTable[i].DefaultLength));
/* Incorrect size, set width to the default */
Target64->BitWidth = FadtInfoTable[i].DefaultLength;
}
}
}
/*
* Get the length of the individual PM1 registers (enable and status).
* Each register is defined to be (event block length / 2). Extra divide
* by 8 converts bits to bytes.
*/
Pm1RegisterByteWidth = (UINT8)
ACPI_DIV_16 (AcpiGbl_FADT.XPm1aEventBlock.BitWidth);
/*
* Calculate separate GAS structs for the PM1x (A/B) Status and Enable
* registers. These addresses do not appear (directly) in the FADT, so it
* is useful to pre-calculate them from the PM1 Event Block definitions.
*
* The PM event blocks are split into two register blocks, first is the
* PM Status Register block, followed immediately by the PM Enable
* Register block. Each is of length (Pm1EventLength/2)
*
* Note: The PM1A event block is required by the ACPI specification.
* However, the PM1B event block is optional and is rarely, if ever,
* used.
*/
for (i = 0; i < ACPI_FADT_PM_INFO_ENTRIES; i++)
{
Source64 = ACPI_ADD_PTR (ACPI_GENERIC_ADDRESS, &AcpiGbl_FADT,
FadtPmInfoTable[i].Source);
if (Source64->Address)
{
AcpiTbInitGenericAddress (FadtPmInfoTable[i].Target,
Source64->SpaceId, Pm1RegisterByteWidth,
Source64->Address +
(FadtPmInfoTable[i].RegisterNum * Pm1RegisterByteWidth));
}
}
}
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);
}
static void
AcpiTbConvertFadt (
void)
{
ACPI_GENERIC_ADDRESS *Address64;
UINT32 Address32;
UINT32 i;
/* Update the local FADT table header length */
AcpiGbl_FADT.Header.Length = sizeof (ACPI_TABLE_FADT);
/*
* Expand the 32-bit FACS and DSDT addresses to 64-bit as necessary.
* Later code will always use the X 64-bit field.
*/
if (!AcpiGbl_FADT.XFacs)
{
AcpiGbl_FADT.XFacs = (UINT64) AcpiGbl_FADT.Facs;
}
if (!AcpiGbl_FADT.XDsdt)
{
AcpiGbl_FADT.XDsdt = (UINT64) AcpiGbl_FADT.Dsdt;
}
/*
* For ACPI 1.0 FADTs (revision 1 or 2), ensure that reserved fields which
* should be zero are indeed zero. This will workaround BIOSs that
* inadvertently place values in these fields.
*
* The ACPI 1.0 reserved fields that will be zeroed are the bytes located
* at offset 45, 55, 95, and the word located at offset 109, 110.
*
* Note: The FADT revision value is unreliable. Only the length can be
* trusted.
*/
if (AcpiGbl_FADT.Header.Length <= ACPI_FADT_V2_SIZE)
{
AcpiGbl_FADT.PreferredProfile = 0;
AcpiGbl_FADT.PstateControl = 0;
AcpiGbl_FADT.CstControl = 0;
AcpiGbl_FADT.BootFlags = 0;
}
/*
* Expand the ACPI 1.0 32-bit addresses to the ACPI 2.0 64-bit "X"
* generic address structures as necessary. Later code will always use
* the 64-bit address structures.
*
* March 2009:
* We now always use the 32-bit address if it is valid (non-null). This
* is not in accordance with the ACPI specification which states that
* the 64-bit address supersedes the 32-bit version, but we do this for
* compatibility with other ACPI implementations. Most notably, in the
* case where both the 32 and 64 versions are non-null, we use the 32-bit
* version. This is the only address that is guaranteed to have been
* tested by the BIOS manufacturer.
*/
for (i = 0; i < ACPI_FADT_INFO_ENTRIES; i++)
{
Address32 = *ACPI_ADD_PTR (UINT32,
&AcpiGbl_FADT, FadtInfoTable[i].Address32);
Address64 = ACPI_ADD_PTR (ACPI_GENERIC_ADDRESS,
&AcpiGbl_FADT, FadtInfoTable[i].Address64);
/*
* If both 32- and 64-bit addresses are valid (non-zero),
* they must match.
*/
if (Address64->Address && Address32 &&
(Address64->Address != (UINT64) Address32))
{
ACPI_ERROR ((AE_INFO,
"32/64X address mismatch in %s: 0x%8.8X/0x%8.8X%8.8X, using 32",
FadtInfoTable[i].Name, Address32,
ACPI_FORMAT_UINT64 (Address64->Address)));
}
/* Always use 32-bit address if it is valid (non-null) */
if (Address32)
{
/*
* Copy the 32-bit address to the 64-bit GAS structure. The
* Space ID is always I/O for 32-bit legacy address fields
*/
AcpiTbInitGenericAddress (Address64, ACPI_ADR_SPACE_SYSTEM_IO,
*ACPI_ADD_PTR (UINT8, &AcpiGbl_FADT, FadtInfoTable[i].Length),
(UINT64) Address32);
}
}
}
static void
AcpiTbValidateFadt (
void)
{
char *Name;
ACPI_GENERIC_ADDRESS *Address64;
UINT8 Length;
UINT32 i;
/*
* Check for FACS and DSDT address mismatches. An address mismatch between
* the 32-bit and 64-bit address fields (FIRMWARE_CTRL/X_FIRMWARE_CTRL and
* DSDT/X_DSDT) would indicate the presence of two FACS or two DSDT tables.
*/
if (AcpiGbl_FADT.Facs &&
(AcpiGbl_FADT.XFacs != (UINT64) AcpiGbl_FADT.Facs))
{
ACPI_WARNING ((AE_INFO,
"32/64X FACS address mismatch in FADT - "
"0x%8.8X/0x%8.8X%8.8X, using 32",
AcpiGbl_FADT.Facs, ACPI_FORMAT_UINT64 (AcpiGbl_FADT.XFacs)));
AcpiGbl_FADT.XFacs = (UINT64) AcpiGbl_FADT.Facs;
}
if (AcpiGbl_FADT.Dsdt &&
(AcpiGbl_FADT.XDsdt != (UINT64) AcpiGbl_FADT.Dsdt))
{
ACPI_WARNING ((AE_INFO,
"32/64X DSDT address mismatch in FADT - "
"0x%8.8X/0x%8.8X%8.8X, using 32",
AcpiGbl_FADT.Dsdt, ACPI_FORMAT_UINT64 (AcpiGbl_FADT.XDsdt)));
AcpiGbl_FADT.XDsdt = (UINT64) AcpiGbl_FADT.Dsdt;
}
/* Examine all of the 64-bit extended address fields (X fields) */
for (i = 0; i < ACPI_FADT_INFO_ENTRIES; i++)
{
/*
* Generate pointer to the 64-bit address, get the register
* length (width) and the register name
*/
Address64 = ACPI_ADD_PTR (ACPI_GENERIC_ADDRESS,
&AcpiGbl_FADT, FadtInfoTable[i].Address64);
Length = *ACPI_ADD_PTR (UINT8,
&AcpiGbl_FADT, FadtInfoTable[i].Length);
Name = FadtInfoTable[i].Name;
/*
* For each extended field, check for length mismatch between the
* legacy length field and the corresponding 64-bit X length field.
*/
if (Address64->Address &&
(Address64->BitWidth != ACPI_MUL_8 (Length)))
{
ACPI_WARNING ((AE_INFO,
"32/64X length mismatch in %s: %u/%u",
Name, ACPI_MUL_8 (Length), Address64->BitWidth));
}
if (FadtInfoTable[i].Type & ACPI_FADT_REQUIRED)
{
/*
* Field is required (PM1aEvent, PM1aControl, PmTimer).
* Both the address and length must be non-zero.
*/
if (!Address64->Address || !Length)
{
ACPI_ERROR ((AE_INFO,
"Required field %s has zero address and/or length:"
" 0x%8.8X%8.8X/0x%X",
Name, ACPI_FORMAT_UINT64 (Address64->Address), Length));
}
}
else if (FadtInfoTable[i].Type & ACPI_FADT_SEPARATE_LENGTH)
{
/*
* Field is optional (PM2Control, GPE0, GPE1) AND has its own
* length field. If present, both the address and length must
* be valid.
*/
if ((Address64->Address && !Length) ||
(!Address64->Address && Length))
{
ACPI_WARNING ((AE_INFO,
"Optional field %s has zero address or length: "
"0x%8.8X%8.8X/0x%X",
Name, ACPI_FORMAT_UINT64 (Address64->Address), Length));
}
}
}
}
ACPI_STATUS
AcpiWalkResourceBuffer (
ACPI_BUFFER *Buffer,
ACPI_WALK_RESOURCE_CALLBACK UserFunction,
void *Context)
{
ACPI_STATUS Status = AE_OK;
ACPI_RESOURCE *Resource;
ACPI_RESOURCE *ResourceEnd;
ACPI_FUNCTION_TRACE (AcpiWalkResourceBuffer);
/* Parameter validation */
if (!Buffer || !Buffer->Pointer || !UserFunction)
{
return_ACPI_STATUS (AE_BAD_PARAMETER);
}
/* Buffer contains the resource list and length */
Resource = ACPI_CAST_PTR (ACPI_RESOURCE, Buffer->Pointer);
ResourceEnd = ACPI_ADD_PTR (ACPI_RESOURCE, Buffer->Pointer, Buffer->Length);
/* Walk the resource list until the EndTag is found (or buffer end) */
while (Resource < ResourceEnd)
{
/* Sanity check the resource type */
if (Resource->Type > ACPI_RESOURCE_TYPE_MAX)
{
Status = AE_AML_INVALID_RESOURCE_TYPE;
break;
}
/* Sanity check the length. It must not be zero, or we loop forever */
if (!Resource->Length)
{
return_ACPI_STATUS (AE_AML_BAD_RESOURCE_LENGTH);
}
/* Invoke the user function, abort on any error returned */
Status = UserFunction (Resource, Context);
if (ACPI_FAILURE (Status))
{
if (Status == AE_CTRL_TERMINATE)
{
/* This is an OK termination by the user function */
Status = AE_OK;
}
break;
}
/* EndTag indicates end-of-list */
if (Resource->Type == ACPI_RESOURCE_TYPE_END_TAG)
{
break;
}
/* Get the next resource descriptor */
Resource = ACPI_NEXT_RESOURCE (Resource);
}
return_ACPI_STATUS (Status);
}
static void
acpi_ex_dump_object(union acpi_operand_object *obj_desc,
struct acpi_exdump_info *info)
{
u8 *target;
char *name;
u8 count;
if (!info) {
acpi_os_printf
("ExDumpObject: Display not implemented for object type %s\n",
acpi_ut_get_object_type_name(obj_desc));
return;
}
/* First table entry must contain the table length (# of table entries) */
count = info->offset;
while (count) {
target = ACPI_ADD_PTR(u8, obj_desc, info->offset);
name = info->name;
switch (info->opcode) {
case ACPI_EXD_INIT:
break;
case ACPI_EXD_TYPE:
acpi_ex_out_string("Type",
acpi_ut_get_object_type_name
(obj_desc));
break;
case ACPI_EXD_UINT8:
acpi_os_printf("%20s : %2.2X\n", name, *target);
break;
case ACPI_EXD_UINT16:
acpi_os_printf("%20s : %4.4X\n", name,
ACPI_GET16(target));
break;
case ACPI_EXD_UINT32:
acpi_os_printf("%20s : %8.8X\n", name,
ACPI_GET32(target));
break;
case ACPI_EXD_UINT64:
acpi_os_printf("%20s : %8.8X%8.8X\n", "Value",
ACPI_FORMAT_UINT64(ACPI_GET64(target)));
break;
case ACPI_EXD_POINTER:
acpi_ex_out_pointer(name,
*ACPI_CAST_PTR(void *, target));
break;
case ACPI_EXD_ADDRESS:
acpi_ex_out_address(name,
*ACPI_CAST_PTR
(acpi_physical_address, target));
break;
case ACPI_EXD_STRING:
acpi_ut_print_string(obj_desc->string.pointer,
ACPI_UINT8_MAX);
acpi_os_printf("\n");
break;
case ACPI_EXD_BUFFER:
ACPI_DUMP_BUFFER(obj_desc->buffer.pointer,
obj_desc->buffer.length);
break;
case ACPI_EXD_PACKAGE:
/* Dump the package contents */
acpi_os_printf("\nPackage Contents:\n");
acpi_ex_dump_package_obj(obj_desc, 0, 0);
break;
case ACPI_EXD_FIELD:
acpi_ex_dump_object(obj_desc,
acpi_ex_dump_field_common);
break;
case ACPI_EXD_REFERENCE:
acpi_ex_out_string("Opcode",
(acpi_ps_get_opcode_info
(obj_desc->reference.opcode))->
name);
acpi_ex_dump_reference_obj(obj_desc);
break;
default:
acpi_os_printf("**** Invalid table opcode [%X] ****\n",
info->opcode);
return;
}
info++;
count--;
}
}
static void
AcpiRsDumpDescriptor (
void *Resource,
ACPI_RSDUMP_INFO *Table)
{
UINT8 *Target = NULL;
UINT8 *PreviousTarget;
const char *Name;
UINT8 Count;
/* First table entry must contain the table length (# of table entries) */
Count = Table->Offset;
while (Count)
{
PreviousTarget = Target;
Target = ACPI_ADD_PTR (UINT8, Resource, Table->Offset);
Name = Table->Name;
switch (Table->Opcode)
{
case ACPI_RSD_TITLE:
/*
* Optional resource title
*/
if (Table->Name)
{
AcpiOsPrintf ("%s Resource\n", Name);
}
break;
/* Strings */
case ACPI_RSD_LITERAL:
AcpiRsOutString (Name, ACPI_CAST_PTR (char, Table->Pointer));
break;
case ACPI_RSD_STRING:
AcpiRsOutString (Name, ACPI_CAST_PTR (char, Target));
break;
/* Data items, 8/16/32/64 bit */
case ACPI_RSD_UINT8:
if (Table->Pointer)
{
AcpiRsOutString (Name, Table->Pointer [*Target]);
}
else
{
AcpiRsOutInteger8 (Name, ACPI_GET8 (Target));
}
break;
case ACPI_RSD_UINT16:
AcpiRsOutInteger16 (Name, ACPI_GET16 (Target));
break;
case ACPI_RSD_UINT32:
AcpiRsOutInteger32 (Name, ACPI_GET32 (Target));
break;
case ACPI_RSD_UINT64:
AcpiRsOutInteger64 (Name, ACPI_GET64 (Target));
break;
/* Flags: 1-bit and 2-bit flags supported */
case ACPI_RSD_1BITFLAG:
AcpiRsOutString (Name, Table->Pointer [*Target & 0x01]);
break;
case ACPI_RSD_2BITFLAG:
AcpiRsOutString (Name, Table->Pointer [*Target & 0x03]);
break;
case ACPI_RSD_3BITFLAG:
AcpiRsOutString (Name, Table->Pointer [*Target & 0x07]);
break;
case ACPI_RSD_SHORTLIST:
/*
* Short byte list (single line output) for DMA and IRQ resources
* Note: The list length is obtained from the previous table entry
*/
if (PreviousTarget)
{
AcpiRsOutTitle (Name);
AcpiRsDumpShortByteList (*PreviousTarget, Target);
}
break;
case ACPI_RSD_SHORTLISTX:
/*
* Short byte list (single line output) for GPIO vendor data
* Note: The list length is obtained from the previous table entry
*/
if (PreviousTarget)
{
AcpiRsOutTitle (Name);
AcpiRsDumpShortByteList (*PreviousTarget,
*(ACPI_CAST_INDIRECT_PTR (UINT8, Target)));
}
break;
case ACPI_RSD_LONGLIST:
/*
* Long byte list for Vendor resource data
* Note: The list length is obtained from the previous table entry
*/
if (PreviousTarget)
{
AcpiRsDumpByteList (ACPI_GET16 (PreviousTarget), Target);
}
break;
case ACPI_RSD_DWORDLIST:
/*
* Dword list for Extended Interrupt resources
* Note: The list length is obtained from the previous table entry
*/
if (PreviousTarget)
{
AcpiRsDumpDwordList (*PreviousTarget,
ACPI_CAST_PTR (UINT32, Target));
}
break;
case ACPI_RSD_WORDLIST:
/*
* Word list for GPIO Pin Table
* Note: The list length is obtained from the previous table entry
*/
if (PreviousTarget)
{
AcpiRsDumpWordList (*PreviousTarget,
*(ACPI_CAST_INDIRECT_PTR (UINT16, Target)));
}
break;
case ACPI_RSD_ADDRESS:
/*
* Common flags for all Address resources
*/
AcpiRsDumpAddressCommon (ACPI_CAST_PTR (
ACPI_RESOURCE_DATA, Target));
break;
case ACPI_RSD_SOURCE:
/*
* Optional ResourceSource for Address resources
*/
AcpiRsDumpResourceSource (ACPI_CAST_PTR (
ACPI_RESOURCE_SOURCE, Target));
break;
case ACPI_RSD_LABEL:
/*
* ResourceLabel
*/
AcpiRsDumpResourceLabel ("Resource Label", ACPI_CAST_PTR (
ACPI_RESOURCE_LABEL, Target));
break;
case ACPI_RSD_SOURCE_LABEL:
/*
* ResourceSourceLabel
*/
AcpiRsDumpResourceLabel ("Resource Source Label", ACPI_CAST_PTR (
ACPI_RESOURCE_LABEL, Target));
break;
default:
AcpiOsPrintf ("**** Invalid table opcode [%X] ****\n",
Table->Opcode);
return;
}
Table++;
Count--;
}
}
static void acpi_tb_convert_fadt(void)
{
struct acpi_generic_address *address64;
u32 address32;
u32 i;
acpi_gbl_FADT.header.length = sizeof(struct acpi_table_fadt);
if (!acpi_gbl_FADT.Xfacs) {
acpi_gbl_FADT.Xfacs = (u64) acpi_gbl_FADT.facs;
} else if (acpi_gbl_FADT.facs &&
(acpi_gbl_FADT.Xfacs != (u64) acpi_gbl_FADT.facs)) {
ACPI_WARNING((AE_INFO,
"32/64 FACS address mismatch in FADT - two FACS tables!"));
}
if (!acpi_gbl_FADT.Xdsdt) {
acpi_gbl_FADT.Xdsdt = (u64) acpi_gbl_FADT.dsdt;
} else if (acpi_gbl_FADT.dsdt &&
(acpi_gbl_FADT.Xdsdt != (u64) acpi_gbl_FADT.dsdt)) {
ACPI_WARNING((AE_INFO,
"32/64 DSDT address mismatch in FADT - two DSDT tables!"));
}
if (acpi_gbl_FADT.header.revision < FADT2_REVISION_ID) {
acpi_gbl_FADT.preferred_profile = 0;
acpi_gbl_FADT.pstate_control = 0;
acpi_gbl_FADT.cst_control = 0;
acpi_gbl_FADT.boot_flags = 0;
}
for (i = 0; i < ACPI_FADT_INFO_ENTRIES; i++) {
address32 = *ACPI_ADD_PTR(u32,
&acpi_gbl_FADT,
fadt_info_table[i].address32);
address64 = ACPI_ADD_PTR(struct acpi_generic_address,
&acpi_gbl_FADT,
fadt_info_table[i].address64);
if (address64->address && address32 &&
(address64->address != (u64) address32)) {
ACPI_ERROR((AE_INFO,
"32/64X address mismatch in %s: %8.8X/%8.8X%8.8X, using 32",
fadt_info_table[i].name, address32,
ACPI_FORMAT_UINT64(address64->address)));
}
if (address32) {
acpi_tb_init_generic_address(address64,
ACPI_ADR_SPACE_SYSTEM_IO,
*ACPI_ADD_PTR(u8,
&acpi_gbl_FADT,
fadt_info_table
[i].length),
(u64) address32);
}
}
}
ACPI_STATUS
AcpiRsGetAmlLength (
ACPI_RESOURCE *Resource,
ACPI_SIZE ResourceListSize,
ACPI_SIZE *SizeNeeded)
{
ACPI_SIZE AmlSizeNeeded = 0;
ACPI_RESOURCE *ResourceEnd;
ACPI_RS_LENGTH TotalSize;
ACPI_FUNCTION_TRACE (RsGetAmlLength);
/* Traverse entire list of internal resource descriptors */
ResourceEnd = ACPI_ADD_PTR (ACPI_RESOURCE, Resource, ResourceListSize);
while (Resource < ResourceEnd)
{
/* Validate the descriptor type */
if (Resource->Type > ACPI_RESOURCE_TYPE_MAX)
{
return_ACPI_STATUS (AE_AML_INVALID_RESOURCE_TYPE);
}
/* Sanity check the length. It must not be zero, or we loop forever */
if (!Resource->Length)
{
return_ACPI_STATUS (AE_AML_BAD_RESOURCE_LENGTH);
}
/* Get the base size of the (external stream) resource descriptor */
TotalSize = AcpiGbl_AmlResourceSizes [Resource->Type];
/*
* Augment the base size for descriptors with optional and/or
* variable-length fields
*/
switch (Resource->Type)
{
case ACPI_RESOURCE_TYPE_IRQ:
/* Length can be 3 or 2 */
if (Resource->Data.Irq.DescriptorLength == 2)
{
TotalSize--;
}
break;
case ACPI_RESOURCE_TYPE_START_DEPENDENT:
/* Length can be 1 or 0 */
if (Resource->Data.Irq.DescriptorLength == 0)
{
TotalSize--;
}
break;
case ACPI_RESOURCE_TYPE_VENDOR:
/*
* Vendor Defined Resource:
* For a Vendor Specific resource, if the Length is between 1 and 7
* it will be created as a Small Resource data type, otherwise it
* is a Large Resource data type.
*/
if (Resource->Data.Vendor.ByteLength > 7)
{
/* Base size of a Large resource descriptor */
TotalSize = sizeof (AML_RESOURCE_LARGE_HEADER);
}
/* Add the size of the vendor-specific data */
TotalSize = (ACPI_RS_LENGTH)
(TotalSize + Resource->Data.Vendor.ByteLength);
break;
case ACPI_RESOURCE_TYPE_END_TAG:
/*
* End Tag:
* We are done -- return the accumulated total size.
*/
*SizeNeeded = AmlSizeNeeded + TotalSize;
/* Normal exit */
return_ACPI_STATUS (AE_OK);
case ACPI_RESOURCE_TYPE_ADDRESS16:
/*
* 16-Bit Address Resource:
* Add the size of the optional ResourceSource info
*/
TotalSize = (ACPI_RS_LENGTH)
(TotalSize + AcpiRsStructOptionLength (
&Resource->Data.Address16.ResourceSource));
break;
case ACPI_RESOURCE_TYPE_ADDRESS32:
/*
* 32-Bit Address Resource:
* Add the size of the optional ResourceSource info
*/
TotalSize = (ACPI_RS_LENGTH)
(TotalSize + AcpiRsStructOptionLength (
&Resource->Data.Address32.ResourceSource));
break;
case ACPI_RESOURCE_TYPE_ADDRESS64:
/*
* 64-Bit Address Resource:
* Add the size of the optional ResourceSource info
*/
TotalSize = (ACPI_RS_LENGTH)
(TotalSize + AcpiRsStructOptionLength (
&Resource->Data.Address64.ResourceSource));
break;
case ACPI_RESOURCE_TYPE_EXTENDED_IRQ:
/*
* Extended IRQ Resource:
* Add the size of each additional optional interrupt beyond the
* required 1 (4 bytes for each UINT32 interrupt number)
*/
TotalSize = (ACPI_RS_LENGTH)
(TotalSize +
((Resource->Data.ExtendedIrq.InterruptCount - 1) * 4) +
/* Add the size of the optional ResourceSource info */
AcpiRsStructOptionLength (
&Resource->Data.ExtendedIrq.ResourceSource));
break;
case ACPI_RESOURCE_TYPE_GPIO:
TotalSize = (ACPI_RS_LENGTH) (TotalSize + (Resource->Data.Gpio.PinTableLength * 2) +
Resource->Data.Gpio.ResourceSource.StringLength +
Resource->Data.Gpio.VendorLength);
break;
case ACPI_RESOURCE_TYPE_SERIAL_BUS:
TotalSize = AcpiGbl_AmlResourceSerialBusSizes [Resource->Data.CommonSerialBus.Type];
TotalSize = (ACPI_RS_LENGTH) (TotalSize +
Resource->Data.I2cSerialBus.ResourceSource.StringLength +
Resource->Data.I2cSerialBus.VendorLength);
break;
default:
break;
}
/* Update the total */
AmlSizeNeeded += TotalSize;
/* Point to the next object */
Resource = ACPI_ADD_PTR (ACPI_RESOURCE, Resource, Resource->Length);
}
/* Did not find an EndTag resource descriptor */
return_ACPI_STATUS (AE_AML_NO_RESOURCE_END_TAG);
}
ACPI_STATUS
AcpiTbParseRootTable (
ACPI_PHYSICAL_ADDRESS RsdpAddress)
{
ACPI_TABLE_RSDP *Rsdp;
UINT32 TableEntrySize;
UINT32 i;
UINT32 TableCount;
ACPI_TABLE_HEADER *Table;
ACPI_PHYSICAL_ADDRESS Address;
UINT32 Length;
UINT8 *TableEntry;
ACPI_STATUS Status;
UINT32 TableIndex;
ACPI_FUNCTION_TRACE (TbParseRootTable);
/* Map the entire RSDP and extract the address of the RSDT or XSDT */
Rsdp = AcpiOsMapMemory (RsdpAddress, sizeof (ACPI_TABLE_RSDP));
if (!Rsdp)
{
return_ACPI_STATUS (AE_NO_MEMORY);
}
AcpiTbPrintTableHeader (RsdpAddress,
ACPI_CAST_PTR (ACPI_TABLE_HEADER, Rsdp));
/* Use XSDT if present and not overridden. Otherwise, use RSDT */
if ((Rsdp->Revision > 1) &&
Rsdp->XsdtPhysicalAddress &&
!AcpiGbl_DoNotUseXsdt)
{
/*
* RSDP contains an XSDT (64-bit physical addresses). We must use
* the XSDT if the revision is > 1 and the XSDT pointer is present,
* as per the ACPI specification.
*/
Address = (ACPI_PHYSICAL_ADDRESS) Rsdp->XsdtPhysicalAddress;
TableEntrySize = ACPI_XSDT_ENTRY_SIZE;
}
else
{
/* Root table is an RSDT (32-bit physical addresses) */
Address = (ACPI_PHYSICAL_ADDRESS) Rsdp->RsdtPhysicalAddress;
TableEntrySize = ACPI_RSDT_ENTRY_SIZE;
}
/*
* It is not possible to map more than one entry in some environments,
* so unmap the RSDP here before mapping other tables
*/
AcpiOsUnmapMemory (Rsdp, sizeof (ACPI_TABLE_RSDP));
/* Map the RSDT/XSDT table header to get the full table length */
Table = AcpiOsMapMemory (Address, sizeof (ACPI_TABLE_HEADER));
if (!Table)
{
return_ACPI_STATUS (AE_NO_MEMORY);
}
AcpiTbPrintTableHeader (Address, Table);
/*
* Validate length of the table, and map entire table.
* Minimum length table must contain at least one entry.
*/
Length = Table->Length;
AcpiOsUnmapMemory (Table, sizeof (ACPI_TABLE_HEADER));
if (Length < (sizeof (ACPI_TABLE_HEADER) + TableEntrySize))
{
ACPI_BIOS_ERROR ((AE_INFO,
"Invalid table length 0x%X in RSDT/XSDT", Length));
return_ACPI_STATUS (AE_INVALID_TABLE_LENGTH);
}
Table = AcpiOsMapMemory (Address, Length);
if (!Table)
{
return_ACPI_STATUS (AE_NO_MEMORY);
}
/* Validate the root table checksum */
Status = AcpiTbVerifyChecksum (Table, Length);
if (ACPI_FAILURE (Status))
{
AcpiOsUnmapMemory (Table, Length);
return_ACPI_STATUS (Status);
}
/* Get the number of entries and pointer to first entry */
TableCount = (UINT32) ((Table->Length - sizeof (ACPI_TABLE_HEADER)) /
TableEntrySize);
TableEntry = ACPI_ADD_PTR (UINT8, Table, sizeof (ACPI_TABLE_HEADER));
/* Initialize the root table array from the RSDT/XSDT */
for (i = 0; i < TableCount; i++)
{
/* Get the table physical address (32-bit for RSDT, 64-bit for XSDT) */
Address = AcpiTbGetRootTableEntry (TableEntry, TableEntrySize);
/* Skip NULL entries in RSDT/XSDT */
if (!Address)
{
goto NextTable;
}
Status = AcpiTbInstallStandardTable (Address,
ACPI_TABLE_ORIGIN_INTERNAL_PHYSICAL, FALSE, TRUE, &TableIndex);
if (ACPI_SUCCESS (Status) &&
ACPI_COMPARE_NAME (
&AcpiGbl_RootTableList.Tables[TableIndex].Signature,
ACPI_SIG_FADT))
{
AcpiGbl_FadtIndex = TableIndex;
AcpiTbParseFadt ();
}
NextTable:
TableEntry += TableEntrySize;
}
AcpiOsUnmapMemory (Table, Length);
return_ACPI_STATUS (AE_OK);
}
static void
acpi_rs_dump_descriptor(void *resource, struct acpi_rsdump_info *table)
{
u8 *target = NULL;
u8 *previous_target;
char *name;
u8 count;
/* First table entry must contain the table length (# of table entries) */
count = table->offset;
while (count) {
previous_target = target;
target = ACPI_ADD_PTR(u8, resource, table->offset);
name = table->name;
switch (table->opcode) {
case ACPI_RSD_TITLE:
/*
* Optional resource title
*/
if (table->name) {
acpi_os_printf("%s Resource\n", name);
}
break;
/* Strings */
case ACPI_RSD_LITERAL:
acpi_rs_out_string(name,
ACPI_CAST_PTR(char, table->pointer));
break;
case ACPI_RSD_STRING:
acpi_rs_out_string(name, ACPI_CAST_PTR(char, target));
break;
/* Data items, 8/16/32/64 bit */
case ACPI_RSD_UINT8:
if (table->pointer) {
acpi_rs_out_string(name, ACPI_CAST_PTR(char,
table->
pointer
[*target]));
} else {
acpi_rs_out_integer8(name, ACPI_GET8(target));
}
break;
case ACPI_RSD_UINT16:
acpi_rs_out_integer16(name, ACPI_GET16(target));
break;
case ACPI_RSD_UINT32:
acpi_rs_out_integer32(name, ACPI_GET32(target));
break;
case ACPI_RSD_UINT64:
acpi_rs_out_integer64(name, ACPI_GET64(target));
break;
/* Flags: 1-bit and 2-bit flags supported */
case ACPI_RSD_1BITFLAG:
acpi_rs_out_string(name, ACPI_CAST_PTR(char,
table->
pointer[*target &
0x01]));
break;
case ACPI_RSD_2BITFLAG:
acpi_rs_out_string(name, ACPI_CAST_PTR(char,
table->
pointer[*target &
0x03]));
break;
case ACPI_RSD_3BITFLAG:
acpi_rs_out_string(name, ACPI_CAST_PTR(char,
table->
pointer[*target &
0x07]));
break;
case ACPI_RSD_SHORTLIST:
/*
* Short byte list (single line output) for DMA and IRQ resources
* Note: The list length is obtained from the previous table entry
*/
if (previous_target) {
acpi_rs_out_title(name);
acpi_rs_dump_short_byte_list(*previous_target,
target);
}
break;
case ACPI_RSD_SHORTLISTX:
/*
* Short byte list (single line output) for GPIO vendor data
* Note: The list length is obtained from the previous table entry
*/
if (previous_target) {
acpi_rs_out_title(name);
acpi_rs_dump_short_byte_list(*previous_target,
*
(ACPI_CAST_INDIRECT_PTR
(u8, target)));
}
break;
case ACPI_RSD_LONGLIST:
/*
* Long byte list for Vendor resource data
* Note: The list length is obtained from the previous table entry
*/
if (previous_target) {
acpi_rs_dump_byte_list(ACPI_GET16
(previous_target),
target);
}
break;
case ACPI_RSD_DWORDLIST:
/*
* Dword list for Extended Interrupt resources
* Note: The list length is obtained from the previous table entry
*/
if (previous_target) {
acpi_rs_dump_dword_list(*previous_target,
ACPI_CAST_PTR(u32,
target));
}
break;
case ACPI_RSD_WORDLIST:
/*
* Word list for GPIO Pin Table
* Note: The list length is obtained from the previous table entry
*/
if (previous_target) {
acpi_rs_dump_word_list(*previous_target,
*(ACPI_CAST_INDIRECT_PTR
(u16, target)));
}
break;
case ACPI_RSD_ADDRESS:
/*
* Common flags for all Address resources
*/
acpi_rs_dump_address_common(ACPI_CAST_PTR
(union acpi_resource_data,
target));
break;
case ACPI_RSD_SOURCE:
/*
* Optional resource_source for Address resources
*/
acpi_rs_dump_resource_source(ACPI_CAST_PTR
(struct
acpi_resource_source,
target));
break;
default:
acpi_os_printf("**** Invalid table opcode [%X] ****\n",
table->opcode);
return;
}
