IBM Ultrium Internal Tape Drive T200, Справочное руководство

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READ ATTRIBUTE
Table 49. READ ATTRIBUTE Command
7 6 5 4 3 2 1 0
0 Operation Code (8Ch)
1 Reserved (0) Service Action
2
:
3
Reserved
4 Reserved
5 Volume Number (0)
6 Reserved
7 Partition Number (0)
8
:
9
First Attribute ID
10
:
13
Allocation Length
14 Reserved
15 Control
Until the SCSI Primary Commands-3 (SPC-3) is published, refer to SCSI proposal
T10/99-148r7 for support for the READ ATTRIBUTE command.
The supported Service Action codes are listed in Table 50.
Table 50. Supported Service Action Codes
Code Name Description Format of Returned
Data
00h Attribute Values Return attribute
values See Table 51 on
page 44
01h Attribute List Returns a list of
available attribute
identifiers See Table 52 on
page 44
02h Volume List Returns a list of
available Volume
Numbers See Table 53 on
page 44
03h Partition List Returns a list of
available Partition
Numbers See Table 54 on
page 45
Table 51 on page 44 describes the format of the Attribute Values service action
request.
Chapter 2. Command Support
43
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