value of DefaultStopBits will use the device's default number of\r
stop bits.\r
\r
- @retval EFI_SUCCESS The device was reset.\r
- @retval EFI_DEVICE_ERROR The serial device could not be reset.\r
+ @retval EFI_SUCCESS The device was reset.\r
+ @retval EFI_INVALID_PARAMETER One or more attributes has an unsupported value.\r
+ @retval EFI_DEVICE_ERROR The serial device is not functioning correctly.\r
\r
**/\r
typedef\r