/**\r
Get the DMAR ACPI table.\r
\r
- @retval EFI_SUCCESS The DMAR ACPI table is got.\r
- @retval EFI_NOT_FOUND The DMAR ACPI table is not found.\r
+ @retval EFI_SUCCESS The DMAR ACPI table is got.\r
+ @retval EFI_ALREADY_STARTED The DMAR ACPI table has been got previously.\r
+ @retval EFI_NOT_FOUND The DMAR ACPI table is not found.\r
**/\r
EFI_STATUS\r
GetDmarAcpiTable (\r