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Parameter list format:
The parameter list has the following format. The attributes should be sent in ascending
numerical order. For details of attribute data see "MAM attribute data" on page 115.
7
6
0
(MSB)
3
4
a
:
m
n
Parameter
This is not mandatory and will be ignored by the device server because it duplicates the
Data Length
Parameter List Length.
If the parameter data contains an attribute with an Attribute Length of zero, one of the following
actions will occur:
•
If the attribute is read-only or unsupported, no attributes are changes. The command fails,
returning
CHECK CONDITION
(invalid field in parameter list).
If the attribute can be written to, it is deleted and will not be returned after a subsequent
•
command.
READ ATTRIBUTE
•
If the attribute does not exist, the command cannot affect it. This is not considered an error.
Write Attribute specific status:
The command will be terminated and will return CHECK CONDITION under the following
circumstances:
Description
There is no cartridge present in the drive
partially loaded
.
The MAM is not accessible even though there is a tape
in the drive. None of the attributes are changed.
The MAM has failed (for example from a bad
checksum)
he Parameter List Length results in the truncation
T
of an attribute.
The combination of Volume Number and Partition
Number is not valid.
5
4
3
Parameter Data Length (n 3)
Attribute 1
:
Attribute x
with
sense and additional sense of 2600h
ILLEGAL REQUEST
Sense Key
, not even
NOT READY
MEDIUM
ERROR
MEDIUM
ERROR
ILLEGAL
REQUEST
ILLEGAL
REQUEST
2
1
0
(LSB)
Additional Sense
3A00h (medium not present)
0410h (MAM not
accessible)
0C0Bh (MAM write error)
1A00h (parameter list length
error)
2400h (invalid field in CDB)
WRITE ATTRIBUTE 8Dh 181
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