void
AcpiPutTable (
ACPI_TABLE_HEADER *Table)
{
UINT32 i;
ACPI_TABLE_DESC *TableDesc;
ACPI_FUNCTION_TRACE (AcpiPutTable);
(void) AcpiUtAcquireMutex (ACPI_MTX_TABLES);
/* Walk the root table list */
for (i = 0; i < AcpiGbl_RootTableList.CurrentTableCount; i++)
{
TableDesc = &AcpiGbl_RootTableList.Tables[i];
if (TableDesc->Pointer != Table)
{
continue;
}
AcpiTbPutTable (TableDesc);
break;
}
(void) AcpiUtReleaseMutex (ACPI_MTX_TABLES);
return_VOID;
}
void
AcpiTbParseFadt (
void)
{
UINT32 Length;
ACPI_TABLE_HEADER *Table;
ACPI_TABLE_DESC *FadtDesc;
ACPI_STATUS Status;
/*
* The FADT has multiple versions with different lengths,
* and it contains pointers to both the DSDT and FACS tables.
*
* Get a local copy of the FADT and convert it to a common format
* Map entire FADT, assumed to be smaller than one page.
*/
FadtDesc = &AcpiGbl_RootTableList.Tables[AcpiGbl_FadtIndex];
Status = AcpiTbGetTable (FadtDesc, &Table);
if (ACPI_FAILURE (Status))
{
return;
}
Length = FadtDesc->Length;
/*
* Validate the FADT checksum before we copy the table. Ignore
* checksum error as we want to try to get the DSDT and FACS.
*/
(void) AcpiTbVerifyChecksum (Table, Length);
/* Create a local copy of the FADT in common ACPI 2.0+ format */
AcpiTbCreateLocalFadt (Table, Length);
/* All done with the real FADT, unmap it */
AcpiTbPutTable (FadtDesc);
/* Obtain the DSDT and FACS tables via their addresses within the FADT */
AcpiTbInstallStandardTable (
(ACPI_PHYSICAL_ADDRESS) AcpiGbl_FADT.XDsdt,
ACPI_TABLE_ORIGIN_INTERNAL_PHYSICAL, FALSE, TRUE,
&AcpiGbl_DsdtIndex);
/* If Hardware Reduced flag is set, there is no FACS */
if (!AcpiGbl_ReducedHardware)
{
if (AcpiGbl_FADT.Facs)
{
AcpiTbInstallStandardTable (
(ACPI_PHYSICAL_ADDRESS) AcpiGbl_FADT.Facs,
ACPI_TABLE_ORIGIN_INTERNAL_PHYSICAL, FALSE, TRUE,
&AcpiGbl_FacsIndex);
}
if (AcpiGbl_FADT.XFacs)
{
AcpiTbInstallStandardTable (
(ACPI_PHYSICAL_ADDRESS) AcpiGbl_FADT.XFacs,
ACPI_TABLE_ORIGIN_INTERNAL_PHYSICAL, FALSE, TRUE,
&AcpiGbl_XFacsIndex);
}
}
}