void
OpcGetIntegerWidth (
ACPI_PARSE_OBJECT *Op)
{
ACPI_PARSE_OBJECT *Child;
if (!Op)
{
return;
}
if (Gbl_RevisionOverride)
{
AcpiUtSetIntegerWidth (Gbl_RevisionOverride);
}
else
{
Child = Op->Asl.Child;
Child = Child->Asl.Next;
Child = Child->Asl.Next;
/* Use the revision to set the integer width */
AcpiUtSetIntegerWidth ((UINT8) Child->Asl.Value.Integer);
}
}
static ACPI_STATUS
DtInitialize (
void)
{
ACPI_STATUS Status;
Status = AcpiOsInitialize ();
if (ACPI_FAILURE (Status))
{
return (Status);
}
Status = AcpiUtInitGlobals ();
if (ACPI_FAILURE (Status))
{
return (Status);
}
AcpiUtSetIntegerWidth (2); /* Set width to 64 bits */
AslGbl_FieldList = NULL;
AslGbl_RootTable = NULL;
AslGbl_SubtableStack = NULL;
sprintf (VersionString, "%X", (UINT32) ACPI_CA_VERSION);
return (AE_OK);
}
void
TrSetOpIntegerWidth (
ACPI_PARSE_OBJECT *TableSignatureOp,
ACPI_PARSE_OBJECT *RevisionOp)
{
/* TBD: Check table sig? (DSDT vs. SSDT) */
/* Handle command-line version override */
if (Gbl_RevisionOverride)
{
AcpiUtSetIntegerWidth (Gbl_RevisionOverride);
}
else
{
AcpiUtSetIntegerWidth ((UINT8) RevisionOp->Asl.Value.Integer);
}
}
void
AcpiTbInstallTableWithOverride (
ACPI_TABLE_DESC *NewTableDesc,
BOOLEAN Override,
UINT32 *TableIndex)
{
UINT32 i;
ACPI_STATUS Status;
Status = AcpiTbGetNextTableDescriptor (&i, NULL);
if (ACPI_FAILURE (Status))
{
return;
}
/*
* ACPI Table Override:
*
* Before we install the table, let the host OS override it with a new
* one if desired. Any table within the RSDT/XSDT can be replaced,
* including the DSDT which is pointed to by the FADT.
*/
if (Override)
{
AcpiTbOverrideTable (NewTableDesc);
}
AcpiTbInitTableDescriptor (&AcpiGbl_RootTableList.Tables[i],
NewTableDesc->Address, NewTableDesc->Flags, NewTableDesc->Pointer);
AcpiTbPrintTableHeader (NewTableDesc->Address, NewTableDesc->Pointer);
/* This synchronizes AcpiGbl_DsdtIndex */
*TableIndex = i;
/* Set the global integer width (based upon revision of the DSDT) */
if (i == AcpiGbl_DsdtIndex)
{
AcpiUtSetIntegerWidth (NewTableDesc->Pointer->Revision);
}
}
void
AcpiTbInstallTableWithOverride (
UINT32 TableIndex,
ACPI_TABLE_DESC *NewTableDesc,
BOOLEAN Override)
{
if (TableIndex >= AcpiGbl_RootTableList.CurrentTableCount)
{
return;
}
/*
* ACPI Table Override:
*
* Before we install the table, let the host OS override it with a new
* one if desired. Any table within the RSDT/XSDT can be replaced,
* including the DSDT which is pointed to by the FADT.
*/
if (Override)
{
AcpiTbOverrideTable (NewTableDesc);
}
AcpiTbInitTableDescriptor (&AcpiGbl_RootTableList.Tables[TableIndex],
NewTableDesc->Address, NewTableDesc->Flags, NewTableDesc->Pointer);
AcpiTbPrintTableHeader (NewTableDesc->Address, NewTableDesc->Pointer);
/* Set the global integer width (based upon revision of the DSDT) */
if (TableIndex == ACPI_TABLE_INDEX_DSDT)
{
AcpiUtSetIntegerWidth (NewTableDesc->Pointer->Revision);
}
}
void
OpnDoDefinitionBlock (
ACPI_PARSE_OBJECT *Op)
{
ACPI_PARSE_OBJECT *Child;
ACPI_SIZE Length;
ACPI_NATIVE_UINT i;
/*
* These nodes get stuffed into the table header. They are special
* cased when the table is written to the output file.
*
* Mark all of these nodes as non-usable so they won't get output
* as AML opcodes!
*/
/* AML filename */
Child = Op->Asl.Child;
if ((Child->Asl.Value.Buffer) && (Gbl_UseDefaultAmlFilename))
{
Gbl_OutputFilenamePrefix = (char *) Child->Asl.Value.Buffer;
}
Child->Asl.ParseOpcode = PARSEOP_DEFAULT_ARG;
/* Signature */
Child = Child->Asl.Next;
Child->Asl.ParseOpcode = PARSEOP_DEFAULT_ARG;
if (Child->Asl.Value.String)
{
Gbl_TableSignature = Child->Asl.Value.String;
if (ACPI_STRLEN (Gbl_TableSignature) != 4)
{
AslError (ASL_ERROR, ASL_MSG_TABLE_SIGNATURE, Child, "Length not exactly 4");
}
for (i = 0; i < 4; i++)
{
if (!isalnum (Gbl_TableSignature[i]))
{
AslError (ASL_ERROR, ASL_MSG_TABLE_SIGNATURE, Child, "Contains non-alphanumeric characters");
}
}
}
/* Revision */
Child = Child->Asl.Next;
Child->Asl.ParseOpcode = PARSEOP_DEFAULT_ARG;
/* Use the revision to set the integer width */
AcpiUtSetIntegerWidth ((UINT8) Child->Asl.Value.Integer);
/* OEMID */
Child = Child->Asl.Next;
Child->Asl.ParseOpcode = PARSEOP_DEFAULT_ARG;
/* OEM TableID */
Child = Child->Asl.Next;
Child->Asl.ParseOpcode = PARSEOP_DEFAULT_ARG;
if (Child->Asl.Value.String)
{
Length = ACPI_STRLEN (Child->Asl.Value.String);
Gbl_TableId = AcpiOsAllocate (Length + 1);
ACPI_STRCPY (Gbl_TableId, Child->Asl.Value.String);
for (i = 0; i < Length; i++)
{
if (Gbl_TableId[i] == ' ')
{
Gbl_TableId[i] = 0;
break;
}
}
}
/* OEM Revision */
Child = Child->Asl.Next;
Child->Asl.ParseOpcode = PARSEOP_DEFAULT_ARG;
}
ACPI_STATUS
AcpiTbGetRequiredTables (
void)
{
ACPI_STATUS Status = AE_OK;
UINT32 i;
ACPI_TABLE_DESC TableInfo;
ACPI_POINTER Address;
ACPI_FUNCTION_TRACE ("TbGetRequiredTables");
ACPI_DEBUG_PRINT ((ACPI_DB_INFO, "%d ACPI tables in RSDT\n",
AcpiGbl_RsdtTableCount));
Address.PointerType = AcpiGbl_TableFlags | ACPI_LOGICAL_ADDRESSING;
/*
* Loop through all table pointers found in RSDT.
* This will NOT include the FACS and DSDT - we must get
* them after the loop.
*
* The only tables we are interested in getting here is the FADT and
* any SSDTs.
*/
for (i = 0; i < AcpiGbl_RsdtTableCount; i++)
{
/* Get the table addresss from the common internal XSDT */
Address.Pointer.Value = ACPI_GET_ADDRESS (AcpiGbl_XSDT->TableOffsetEntry[i]);
/*
* Get the tables needed by this subsystem (FADT and any SSDTs).
* NOTE: All other tables are completely ignored at this time.
*/
Status = AcpiTbGetPrimaryTable (&Address, &TableInfo);
if ((Status != AE_OK) && (Status != AE_TABLE_NOT_SUPPORTED))
{
ACPI_REPORT_WARNING (("%s, while getting table at %8.8X%8.8X\n",
AcpiFormatException (Status),
ACPI_HIDWORD (Address.Pointer.Value),
ACPI_LODWORD (Address.Pointer.Value)));
}
}
/* We must have a FADT to continue */
if (!AcpiGbl_FADT)
{
ACPI_REPORT_ERROR (("No FADT present in RSDT/XSDT\n"));
return_ACPI_STATUS (AE_NO_ACPI_TABLES);
}
/*
* Convert the FADT to a common format. This allows earlier revisions of the
* table to coexist with newer versions, using common access code.
*/
Status = AcpiTbConvertTableFadt ();
if (ACPI_FAILURE (Status))
{
ACPI_REPORT_ERROR (("Could not convert FADT to internal common format\n"));
return_ACPI_STATUS (Status);
}
/*
* Get the FACS (Pointed to by the FADT)
*/
Address.Pointer.Value = ACPI_GET_ADDRESS (AcpiGbl_FADT->XFirmwareCtrl);
Status = AcpiTbGetSecondaryTable (&Address, FACS_SIG, &TableInfo);
if (ACPI_FAILURE (Status))
{
ACPI_REPORT_ERROR (("Could not get/install the FACS, %s\n",
AcpiFormatException (Status)));
return_ACPI_STATUS (Status);
}
/*
* Create the common FACS pointer table
* (Contains pointers to the original table)
*/
Status = AcpiTbBuildCommonFacs (&TableInfo);
if (ACPI_FAILURE (Status))
{
return_ACPI_STATUS (Status);
}
/*
* Get/install the DSDT (Pointed to by the FADT)
*/
Address.Pointer.Value = ACPI_GET_ADDRESS (AcpiGbl_FADT->XDsdt);
Status = AcpiTbGetSecondaryTable (&Address, DSDT_SIG, &TableInfo);
if (ACPI_FAILURE (Status))
{
ACPI_REPORT_ERROR (("Could not get/install the DSDT\n"));
return_ACPI_STATUS (Status);
}
/* Set Integer Width (32/64) based upon DSDT revision */
AcpiUtSetIntegerWidth (AcpiGbl_DSDT->Revision);
/* Dump the entire DSDT */
ACPI_DEBUG_PRINT ((ACPI_DB_TABLES,
"Hex dump of entire DSDT, size %d (0x%X), Integer width = %d\n",
AcpiGbl_DSDT->Length, AcpiGbl_DSDT->Length, AcpiGbl_IntegerBitWidth));
ACPI_DUMP_BUFFER ((UINT8 *) AcpiGbl_DSDT, AcpiGbl_DSDT->Length);
/* Always delete the RSDP mapping, we are done with it */
AcpiTbDeleteAcpiTable (ACPI_TABLE_RSDP);
return_ACPI_STATUS (Status);
}