SCSI Commands: 52BWRITE ATTRIBUTE
Page
219
3.40
WRITE ATTRIBUTE
The WRITE ATTRIBUTE command allows the application client to write attribute
values to medium auxiliary memory.
Refer to the READ ATTRIBUTE command, section 3.17.8 Attributes Supported by
the drive. for a listing of defined medium auxiliary memory attributes.
As some attributes may be in the unsupported or nonexistent state the application
client should issue READ ATTRIBUTE commands prior to using this command to
discover device support for medium auxiliary memory.
3.40.1
WRITE ATTRIBUTE Command Descriptor Block
Bits
Byte
7 6 5 4 3 2 1 0
0
OPERATION CODE 8Dh
1
Reserved
2
(MSB)
4
Restricted (See SMC-2)
(LSB)
5
VOLUME NUMBER
6
Reserved
7
PARTITION NUMBER
8
(MSB)
9
Reserved
(LSB)
10
(MSB)
13
PARAMETER LIST LENGTH
(LSB)
14
Reserved
15
CONTROL
3.40.1.1
WRITE ATTRIBUTE Command Field Descriptions
Field
Bytes
Bits
Description
OPERATION
CODE
0
The operation code for the READ ATTRIBUTE command is 8Dh.
VOLUME
NUMBER
5
Must be 0 – the drive only supports a single volume
PARTITION
NUMBER
7
Must be 0 – the LTO format only supports a single partition
PARAMETER
LIST LENGTH
10-13
Specifies the number of bytes to be transferred from the
application client to the drive.
Reserved
All reserved bits must be 0.
CONTROL 15 See
SCSI Command Control Byte Format on page 25.
Содержание LTO 4
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