Standard Read Position Data - Quantum DLT 8000 Product Manual

SCSI Commands
READ POSITION Command (34h) (continued)
The drive returns CHECK CONDITION with UNIT NOT READY sense key with the
READ POSITION command if the media is not ready to be accessed.

5.17.1 Standard READ POSITION Data

When TCLP and Long bits are both set to 0, the data takes the following format:
Bit 7
Byte
0 BOP
1
2 - 3
(MSB)
4 - 7
(MSB)
8 - 11
12
(MSB)
13 - 15
(MSB)
15 - 19
5-170
6 5
EOP BCU
First Block Location
Last Block Location
Number of Blocks in Buffer
Number of Bytes in Buffer
Figure 5–78 READ POSITION — Data Format
Quantum DLT 8000 Tape System
NOTE
4 3
BYCU Rsv'd
Partition Number
Reserved
Reserved
2 1
BPU (0) PERR
0
Rsv'd
(LSB)
(LSB)
(LSB)
(LSB)