(6)
Command Support Data
Figure 3.2 shows the format and contents of the command support data transferred to the INIT by
this command if "0" is specified in the "EVPD" bit and "1" is specified in the "CmdDt" bit.
Bit
7
Byte
0
1
0
2
3
4
5
6
~
~
m
a. Qualifier, Device Type Code, Version
These fields are the same as those in the previously mentioned standard INQUIRY data.
b. Support
This field indicates the value defined below.
"Support" Bit 2 1 0
If the "Support" field contains "000b", all data after byte 1 is not valid. One possible reason for
"support" being "000b" is the device server's inability to retrieve information stored on the
C141-E167
6
5
Qualifier
0
0
Figure 3.2
Command support data
0 0 0
Data about the requested SCSI operation code is not currently
available.
0 0 1
The device server does not support the tested SCSI operation
code. All data after byte 1 is undefined.
0 1 0
Reserved
0 1 1
The device server supports the tested SCSI operation code in
conformance with an SCSI standard.
1 0 0
Vendor-specific (undefined)
1 0 1
The device server supports the tested SCSI operation code in a
vendor-specific manner.
1 1 0
Vendor-specific (undefined)
1 1 1
Reserved
4
3
Device Type Code
0
0
Version
X'00' (Reserved)
X'00' (Reserved)
CDB Size (m-5)
CDB Usage Data
Description
3.1 Control/Sense Commands
2
1
0
Support
~
9
3 -