/* This function validates doorbell address space for type 4 structure. */
STATIC VOID EFIAPI ValidatePccDoorbellGas(IN UINT8 *Ptr, IN VOID *Context)
/* This function validates doorbell address space for type 4 structure. */
STATIC VOID EFIAPI ValidatePccDoorbellGas(IN UINT8 *Ptr, IN VOID *Context)
{
  if (*PccSubspaceType == EFI_ACPI_6_4_PCCT_SUBSPACE_TYPE_4_EXTENDED_PCC) {
    if (IsZeroBuffer (
          Ptr,
          sizeof (EFI_ACPI_6_4_GENERIC_ADDRESS_STRUCTURE)
          ))
    {
      return;
    }
  }
  ValidatePccGas (Ptr, Context);
}