Product Revision Level A vendor-specific string of four ASCII characters: “CNNV”:

• C is the codename (G for a Gen 3 SCSI drive, L for Gen 3 FC drive)

• NN are two digits that indicate the build of the variant.

• V is an ASCII character representing the OEM variant of the code. “D” is the standard distribution variant.

WORM Version

The version of WORM supported.

 

 

 

WORM

1

The drive supports the LTO WORM specification.

 

 

OBDR string

“$DR-10” if the drive supports Tape Disaster Recovery.

 

 

 

Clocking

0

For FC drives.

 

3

For SCSI drives, indicating that the drive supports both ST and DT

 

 

transfers.

 

 

 

 

QAS

0

The drive does not support Quick Arbitration and Selection.

 

 

 

IUS

Information Units

 

 

0

Not supported for all drives other than SCSI.

 

1

Supported for SCSI drives.

 

 

Version Descriptor

These fields can be used to identify up to eight standards to which the drive

 

conforms. The values supported are listed below.

 

For SCSI drives, it is recommended that the first version descriptor is used for the

 

SCSI architecture standard, followed by the physical standard, if any, followed

 

by the SCSI protocol, followed by the appropriate SPC version, followed by the

 

device type command set, followed by the secondary command set, if any.

 

The following are the SCSI version descriptors:

 

 

 

 

 

 

Value

Standard

 

 

 

 

 

1

005Ch

SAM2 ANSI INCITS.366.2003

 

2

0B56h

SPI4 ANSI INCITS.362:2002

 

3

0300h

SPC3

 

4

037Dh

SSC2 ANSI INCITS

 

5–8

0000h

not used

The following are the FC version descriptors:

 

Value

Standard

 

 

 

10054h SAM-2 T10/1157-D rev 23

20917h FCP-2 ANSI NCITS.332:1999

30D7Ch FC-AL-2 ANSI NCITS.350:200x

40DA0h FC-FS (no version claimed)

5131Bh FC-Tape T11/1315 revision 1.17

61320h FC-FLA (no version claimed)

70277h SPC-2 ANSI NCITS.351:2001

8021Ch SSC ANSI NCITS.335:2000

Vendor Specific data may be sent after the Product Revision Level.

Commands

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