void
AcpiTbUninstallTable (
ACPI_TABLE_DESC *TableDesc)
{
ACPI_FUNCTION_TRACE (TbUninstallTable);
/* Table must be installed */
if (!TableDesc->Address)
{
return_VOID;
}
AcpiTbInvalidateTable (TableDesc);
if ((TableDesc->Flags & ACPI_TABLE_ORIGIN_MASK) ==
ACPI_TABLE_ORIGIN_INTERNAL_VIRTUAL)
{
ACPI_FREE (ACPI_PHYSADDR_TO_PTR (TableDesc->Address));
}
TableDesc->Address = ACPI_PTR_TO_PHYSADDR (NULL);
return_VOID;
}
void
AcpiTbPutTable (
ACPI_TABLE_DESC *TableDesc)
{
ACPI_FUNCTION_TRACE (AcpiTbPutTable);
if (TableDesc->ValidationCount < ACPI_MAX_TABLE_VALIDATIONS)
{
TableDesc->ValidationCount--;
/*
* Detect ValidationCount underflows to ensure that the warning
* message will only be printed once.
*/
if (TableDesc->ValidationCount >= ACPI_MAX_TABLE_VALIDATIONS)
{
ACPI_WARNING ((AE_INFO,
"Table %p, Validation count underflows\n", TableDesc));
return_VOID;
}
}
if (TableDesc->ValidationCount == 0)
{
/* Table need to be "INVALIDATED" */
AcpiTbInvalidateTable (TableDesc);
}
return_VOID;
}
ACPI_STATUS
AcpiTbVerifyTempTable (
ACPI_TABLE_DESC *TableDesc,
char *Signature)
{
ACPI_STATUS Status = AE_OK;
ACPI_FUNCTION_TRACE (TbVerifyTempTable);
/* Validate the table */
Status = AcpiTbValidateTempTable (TableDesc);
if (ACPI_FAILURE (Status))
{
return_ACPI_STATUS (AE_NO_MEMORY);
}
/* If a particular signature is expected (DSDT/FACS), it must match */
if (Signature &&
!ACPI_COMPARE_NAME (&TableDesc->Signature, Signature))
{
ACPI_BIOS_ERROR ((AE_INFO,
"Invalid signature 0x%X for ACPI table, expected [%s]",
TableDesc->Signature.Integer, Signature));
Status = AE_BAD_SIGNATURE;
goto InvalidateAndExit;
}
/* Verify the checksum */
if (AcpiGbl_VerifyTableChecksum)
{
Status = AcpiTbVerifyChecksum (TableDesc->Pointer, TableDesc->Length);
if (ACPI_FAILURE (Status))
{
ACPI_EXCEPTION ((AE_INFO, AE_NO_MEMORY,
"%4.4s 0x%8.8X%8.8X"
" Attempted table install failed",
AcpiUtValidAcpiName (TableDesc->Signature.Ascii) ?
TableDesc->Signature.Ascii : "????",
ACPI_FORMAT_UINT64 (TableDesc->Address)));
goto InvalidateAndExit;
}
}
return_ACPI_STATUS (AE_OK);
InvalidateAndExit:
AcpiTbInvalidateTable (TableDesc);
return_ACPI_STATUS (Status);
}
void
AcpiTbReleaseTempTable (
ACPI_TABLE_DESC *TableDesc)
{
/*
* Note that the .Address is maintained by the callers of
* AcpiTbAcquireTempTable(), thus do not invoke AcpiTbUninstallTable()
* where .Address will be freed.
*/
AcpiTbInvalidateTable (TableDesc);
}
ACPI_STATUS
AcpiTbVerifyTempTable (
ACPI_TABLE_DESC *TableDesc,
char *Signature,
UINT32 *TableIndex)
{
ACPI_STATUS Status = AE_OK;
ACPI_FUNCTION_TRACE (TbVerifyTempTable);
/* Validate the table */
Status = AcpiTbValidateTempTable (TableDesc);
if (ACPI_FAILURE (Status))
{
return_ACPI_STATUS (AE_NO_MEMORY);
}
/* If a particular signature is expected (DSDT/FACS), it must match */
if (Signature &&
!ACPI_COMPARE_NAME (&TableDesc->Signature, Signature))
{
ACPI_BIOS_ERROR ((AE_INFO,
"Invalid signature 0x%X for ACPI table, expected [%s]",
TableDesc->Signature.Integer, Signature));
Status = AE_BAD_SIGNATURE;
goto InvalidateAndExit;
}
if (AcpiGbl_EnableTableValidation)
{
/* Verify the checksum */
Status = AcpiTbVerifyChecksum (TableDesc->Pointer, TableDesc->Length);
if (ACPI_FAILURE (Status))
{
ACPI_EXCEPTION ((AE_INFO, AE_NO_MEMORY,
"%4.4s 0x%8.8X%8.8X"
" Attempted table install failed",
AcpiUtValidNameseg (TableDesc->Signature.Ascii) ?
TableDesc->Signature.Ascii : "????",
ACPI_FORMAT_UINT64 (TableDesc->Address)));
goto InvalidateAndExit;
}
/* Avoid duplications */
if (TableIndex)
{
Status = AcpiTbCheckDuplication (TableDesc, TableIndex);
if (ACPI_FAILURE (Status))
{
if (Status != AE_CTRL_TERMINATE)
{
ACPI_EXCEPTION ((AE_INFO, AE_NO_MEMORY,
"%4.4s 0x%8.8X%8.8X"
" Table is duplicated",
AcpiUtValidNameseg (TableDesc->Signature.Ascii) ?
TableDesc->Signature.Ascii : "????",
ACPI_FORMAT_UINT64 (TableDesc->Address)));
}
goto InvalidateAndExit;
}
}
TableDesc->Flags |= ACPI_TABLE_IS_VERIFIED;
}
return_ACPI_STATUS (Status);
InvalidateAndExit:
AcpiTbInvalidateTable (TableDesc);
return_ACPI_STATUS (Status);
}
