HP Surestore 15 Slot with DLT7000 Digital Linear Tape SCSI-2 Drive and SCSI-3 - Page 57
Inquiry Command (12H), CmdDt (Command Support Data), EVPD (Enable Vital Product Data)
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Library SCSI-3 Command Set Inquiry Command (12H) Table 2-9 Inquiry Command (12H) Requests information on the type of SCSI device. This information includes the following: • Vendor ID • Product ID • Product revision Inquiry Command CDB Byte 7 6 5 4 3 2 1 0 0 Operation Code (12H) 1 Reserved (0) CmdDt EVPD (0) 2 Page Code (Table 2-10 on page 2-14) 3 Reserved (0) 4 Allocation Length (3CH) 5 Control Byte (0) CmdDt (Command Support Data) 0 = Does not return command supported data. 1 = Returns command supported data. (Not supported.) EVPD (Enable Vital Product Data) 0 = Requests Standard Inquiry Information. 1 = Specifies that the target returns the optional vital product data specified by the page code field. Chapter 2 2- 13
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Chapter 2
2-13
Library SCSI-3 Command Set
Inquiry Command (12H)
Inquiry Command (12H)
Requests information on the type of SCSI device. This information
includes the following:
•
Vendor ID
•
Product ID
•
Product revision
CmdDt (Command Support Data)
0 = Does not return command supported data.
1 = Returns command supported data. (Not supported.)
EVPD (Enable Vital Product Data)
0 = Requests Standard Inquiry Information.
1 = Specifies that the target returns the optional vital product data
specified by the page code field.
Table 2-9
Inquiry Command CDB
Byte
7
6
5
4
3
2
1
0
0
Operation Code (12H)
1
Reserved (0)
CmdDt
(0)
EVPD
2
Page Code (Table 2-10 on page 2-14)
3
Reserved (0)
4
Allocation Length (3CH)
5
Control Byte (0)