Table 343
+=====-========-========-========-========-========-========-========-========+
| Bit| 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
|Byte | | | | | | | | |
|=====+=======================================================================|
| 0 | Operation code (16h) |
|-----+-----------------------------------------------------------------------|
| 1 | Logical unit number | 3rdPty | Third party device ID | Element|
|-----+-----------------------------------------------------------------------|
| 2 | Reservation identification |
|-----+-----------------------------------------------------------------------|
| 3 | (MSB) |
|-----+--- Element list length ---|
| 4 | (LSB) |
|-----+-----------------------------------------------------------------------|
| 5 | Control |
+=============================================================================+