Data Transfer Element Descriptor Format - Spectra Logic Spectra 10000 User Manual

10kdev_.book Page 101 Friday, March 12, 1999 9:44 AM

Data Transfer Element Descriptor Format

The data transfer element is the Cartridge Tape Subsystem (CTS). The library can
contain up to four CTSs.
Bit
Byte
00
-
01
02
03
04
05
06
07
08
09
10
-
11
12
-
-
47
48
-
-
51
7 6 5 4
(MSB)
Data Transfer Element Address
(LSB)
Reserved
Reserved
Additional Sense Code
Additional Sense Code Qualifier
Not Bus RSVD IS Valid LU
Valid
SCSI Bus Address
Reserved
SValid Invert Reserved
(MSB)
Source Storage Element Address
(LSB)
Primary Volume Tag Information
(Field omitted if PVolTag=0)
Reserved
(Field moved up if Primary Volume Tag Information field is omitted)
3 2 1 0
Access Except RSVD Full
RSVD Logical Unit Number