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6.Command Specification
RELEASE UNIT
Third Party Device ID: If the Third Party Device ID value that is connected with the reservation release is equal to or
smaller than 255, the LongID field may be 0b and the Third Party Device ID value is sent in this field.
The contents of the Third Party Device ID field in the CDB is ignored when LongID = 1b;
Note: If the Third Party Device ID value is greater than 255 (FFh), LongID must be set to 1b.
Parameter List Length: The contents of this field specify the length, in bytes, of the parameter list that will be
transferred from the initiator to the Logical Unit.
If the 3RDPTY bit is zero, the PARAMETER LIST LENGTH field is ignored.
This field value must be 0000h when LongID = 0b. The field value must be 8 when LongID = 1b.
If LONG = 0b and Parameter List Length is not ZERO, the command is terminated with CHECK CONDITION status
and the Sense Key is set to ILLEGAL REQUEST. The Additional Sense Code is set to INVALID FIELD IN CDB.
If LONG = 1b and Parameter List Length is not eight (8), the command is terminated with CHECK CONDITION
status and the Sense Key is set to ILLEGAL REQUEST. The Additional Sense Code is set to INVALID FIELD IN
CDB.
When the LongID bit = 1b, the parameter list has the format shown in Table 6-82.
Table 6-82: RELEASE (10) LongID Only Parameter List — Data Format
Bit
7
6
5
4
3
2
1
0
Byte
(MSB)
0 - 7
Third Party Device ID
(LSB)
6-80
SONY AIT-4 drive SDX-900V series Ver.2.1
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