Quantum LTO 4, Руководство пользователя

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SCSI Commands: 36BREPORT DEVICE IDENTIFIER Page 159
3.24.2.1 Field Descriptions
Field Bytes Bits Description
Identifier
Length 0-3 The Identifier Length field indicates the length in bytes of the
Identifier field. The Identifier Length shall initially equal zero, and
shall be changed only by a successful SET DEVICE IDENTIFIER
command.
Identifier 4-n
The Identifier field shall contain a vendor specific value. The value
reported shall be the last value written by a successful SET
DEVICE IDENTIFIER command. The Identifier value shall persist
through power cycling. The drive supports a maximum Identifier
field size of 64 bytes.
3.24.3 REPORT DEVICE IDENTIFIER Completion Status
Code Message Description
00h Good
Status
•
The drive is ready to perform any appropriate command.
•
The drive remains in any previously set mode.
•
The drive accepts commands from any Initiator.
•
The tape position is not changed.
02h Check
Condition Use the REQUEST SENSE command to retrieve status information. Possible
Sense Keys are:
Code Message Description
04h Hardware Error Parity error on the SCSI bus or drive hardware
failure.
05h Illegal Request The Command Descriptor Block is invalid.
06h Unit Attention The cartridge was changed, or the drive was
reset prior to this command.