Quantum 10K II Instrukcja Użytkownika Strona 232

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SCSI Description
Quantum Atlas 10K II Ultra160/m SCSI Hard Disk Drives 5–165
5.31 RELEASE (10) Command (57h)
The RELEASE and the RESERVE commands are used for contention resolution in
multiple-initiator systems. The RELEASE (10) command is used to release a
previously reserved logical unit. The drive will not return an error if the initiator
attempts to release a reservation that is not currently valid.
Bit
Byte
7 6 5 4 3 2 1 0
0 Operation Code (57h)
1 Reserved 3rdPty Reserved LongID Extent
2 Reservation Identification
3 Third Party Device ID
4 - 6 Reserved
7 - 8
(MSB)
Parameter List Length
(LSB)
9 Control
Figure 5–79 RELEASE (10) Command Descriptor Block — Data Format
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