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Chapter 4. Inquiry—12h
18
Table 4-4: Standard Inquiry Data Field Values
Field Name
Field Location
Value
Returned
Meaning
Byte
Bit
Peripheral
Qualifier
00
7-5
0h
The library is a single LUN device. This value is returned only if the
LUN sent in the
INQUIRY
command is 0h.
3h
This value is returned if the LUN sent in the
INQUIRY
command is
not 0h. It indicates that the LUN is not supported by the library.
Peripheral
Device Type
00
4-0
08h
Identifies the library as a media changer device. This value is
returned only if the LUN sent in the
INQUIRY
command is 0h.
1Fh
This value is returned if the LUN sent in the
INQUIRY
command is
not 0h. It indicates that the LUN is an unknown type.
RMB
01
7
1
Indicates media is removable from the library.
Device Type
Modifier
01
6-0
00h
The library does not support this optional field.
ISO Version
02
7-6
0h
The library supports the current ANSI version of the SCSI-2
standard.
ECMA Version
02
5-3
0h
ANSI-approved
Version
02
2-0
2h
AENC
03
7
0
The library does not support asynchronous event notification.
TrmIOP
03
6
0
The library does not support terminate I/O process.
Response Data
Format
03
3-0
2h
INQUIRY
data returned by the library conforms to the format
defined in the SCSI-2 standard.
Additional
Length
04
All
21h
Indicates that there are 33 (21h) bytes of data following this byte,
or 38 bytes total of
INQUIRY
data.
RelAdr
07
7
0
The library does not support relative addressing.
WBus 32
07
6
0
The library does not support 32 bit wide transfers.
WBus 16
07
5
0
The library does not support 16 bit wide transfers.
Sync
07
4
0
The library does not support synchronous data transfer.
Linked
07
3
0
The library does not support command linking.
CmdQue
07
1
0
The library does not support tagged command queuing.