Read Attribute Command; Table 3-95 Read Attribute Command - Oracle StorageTek T10000 Reference Manual

Read Attribute Command

• See the
Read Attribute Command
The Read Attribute command allows an application to read attribute values from
medium auxiliary memory (MAM).

TABLE 3-95 Read Attribute Command

Byte 7
0
1
2 (MSB)
thru
4
5
6
7
8 (MSB)
thru
9
10 (MSB)
thru
13
14
15
Parameter
Service Action
Logical Volume Number
Partition Number
First Attribute Identifier
Allocation Length
146 T10000: Interface Reference Manual
Read Command description for additional notes.
6 5
Operation Code (8Ch)
Reserved
Restricted (see SMC-2)
Logical Volume Number
First Attribute Identifier
Value / Description
00h Attribute Values - Return attribute values.
01h Attribute List - Return a list of available attribute identifiers,
identifiers that are not in the nonexistent state or
unsupported state.
02h Logical Volume List - Return a list of logical volume
numbers.
03h Partition List - Return partition numbers.
05h Return list of supported attributes
Only volume 0, ignored for service action 02h
Partition for requested attributes, ignored for service actions 02h, 03h
Identifier of first attribute to be returned, ignored for service actions 01h,
02h, 03h, and 05h
Maximum length of attribute data to transfer
Bit
4 3
Service Action
Reserved
Partition Number
Allocation Length
Reserved
Control Byte
2 1 0
August 2016
(LSB)
(LSB)
(LSB)