Reference Guide

Chapter 4 SCSI Commands
WRITE ATTRIBUTE Command (8Dh)
DLT-S4 Interface Reference Guide 339
Table 193 WRITE
ATTRIBUTE Command
Parameter Data
— Field
Descriptions
Error Summary for the
WRITE ATTRIBUTE
Command
4
If there is not enough space to write the attributes to the medium
auxiliary memory, no attributes are changed and the
WRITE ATTRIBUTE
command terminates with a CHECK CONDITION status. The Sense Key is
set to
ILLEGAL REQUEST and the Additional Sense Code is set to
AUXILIARY MEMORY OUT OF SPACE.
If the medium auxiliary memory is not accessible because no medium is
present, no attributes are changed and the
WRITE ATTRIBUTE command
terminates with a
CHECK CONDITION status. The Sense Key is set to NOT
READY
and the Additional Sense Code is set to MEDIUM NOT PRESENT.
If the medium is present, but the medium auxiliary memory is not
accessible, no attributes are changed and the
WRITE ATTRIBUTE
command terminates with a
CHECK CONDITION status. The Sense Key is
set to NOT READY and the Additional Sense Code is set to L
OGICAL UNIT
NOT READY, MAM NOT AVAILABLE
.
If the combination of volume number and partition number is not valid,
the command terminates with a
CHECK CONDITION status. The Sense Key
is set to
ILLEGAL REQUEST and the Additional Sense Code is set to
INVALID FIELD IN CDB.
If the medium auxiliary memory has failed as a result of, for example, a
bad checksum, the
WRITE ATTRIBUTE command terminates with a CHECK
CONDITION
status. The Sense Key is set to MEDIUM ERROR and the
Additional Sense Code is set to
AUXILIARY MEMORY WRITE ERROR.
If the
WRITE ATTRIBUTE command parameter data contains an attribute
with an Attribute Length field (see Attribute Format
on page 242) set to 0,
one of the following actions occurs:
• If the attribute is Read Only, no attributes are changed and the
WRITE
ATTRIBUTE
command terminates with a CHECK CONDITION status.
The Sense Key is set to
ILLEGAL REQUEST and the Additional Sense
Code is set to
INVALID FIELD IN PARAMETER LIST.
Field Description
Parameter
Data Length
Indicates the number of bytes in the page, excluding
the 4 bytes that make up the header.
Attribute Contains: 1) an attribute header, and 2) data. Each
attribute must be formatted as described in Enhanced
Medium Auxiliary Memory (EMAM) Attributes on
page 242.