/* DevicePathNode must be SerialI20 type and this will populate the MappingItem. */
EFI_STATUS DevPathSerialI2O(IN EFI_DEVICE_PATH_PROTOCOL *DevicePathNode, IN DEVICE_CONSIST_MAPPING_INFO *MappingItem, IN EFI_DEVICE_PATH_PROTOCOL *DevicePath)
/* DevicePathNode must be SerialI20 type and this will populate the MappingItem. */
EFI_STATUS DevPathSerialI2O(IN EFI_DEVICE_PATH_PROTOCOL *DevicePathNode, IN DEVICE_CONSIST_MAPPING_INFO *MappingItem, IN EFI_DEVICE_PATH_PROTOCOL *DevicePath)
{
  I2O_DEVICE_PATH  *DevicePath_I20;
  ASSERT (DevicePathNode != NULL);
  ASSERT (MappingItem != NULL);
  DevicePath_I20 = (I2O_DEVICE_PATH *)DevicePathNode;
  return AppendCSDNum (MappingItem, DevicePath_I20->Tid);
}