Reserve Command
200 T10000: Interface Reference Manual August 2016
Reserve Command
The Reserve Unit command reserves a device for the exclusive use of one initiator.
The device returns Reservation Conflict status if any other initiator sends a command
to the device except for Sense, Inquiry, or Release Unit Commands. Reservations are
canceled with a reset or Release Unit.
TABLE 3-149 Reserve—6 Byte Command
Byte
Bit
76543210
0 Operation Code (16h)
1 Reserved Obsolete
2 Reservation Identification
3
thru
4
(MSB)
Parameter List Length
(LSB)
5 Control Byte
TABLE 3-150 Reserve—10 Byte Command
Byte
Bit
7654321 0
0 Operation Code (56h)
1 Reserved 3rd Pty Reserved LongID Obsolete
2 Reservation Identification
3 Third Party Device ID
4
thru
6
(MSB)
Reserved
(LSB)
7
thru
8
(MSB)
Parameter List Length
(LSB)
9 Control Byte
Parameter Value
Parameter List Length 0 = Not supported
3rd Pty 0 = Not supported
LongID 0 = Not supported
Reservation ID 0 = Not supported
Third Party Device ID 0 = Not supported