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Page 86
The following table shows the fields in the Read Position Data when Long and TCLP
bits are set to 1.
Bits
Byte
7
6
0
BOP
EOP
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Field Descriptions
Field
Bytes
Bits
BOP
0
7
EOP
0
6
MPU
0
3
BPU
0
2
Partition
4-7
Number
5
4
3
Reserved
MPU
Reserved
Reserved
Reserved
Partition Number, MSB (0)
Partition Number (0)
Partition Number (0)
Partition Number, LSB (0)
Block Number, MSB
Block Number
Block Number
Block Number
Block Number
Block Number
Block Number
Block Number, LSB
File Number, MSB
File Number
File Number
File Number
File Number
File Number
File Number
File Number, LSB
Set Number, MSB (0)
Set Number (0)
Set Number (0)
Set Number (0)
Set Number (0)
Set Number (0)
Set Number (0)
Set Number, LSB (0)
Description
0 = The current logical position is not at BOT.
1 = The current logical position is at Beginning-of-Partition (BOT).
0 = The current logical position is not between early-warning and
end-of-tape.
1 = The current logical position is between early-warning and end-
of-tape.
0 = File Number field is valid.
1 = File Number field is invalid.
0 = Block Number field is valid.
1 = Block Number field is invalid.
This field is always 0.
LTO SCSI Interface Manual
2
1
0
BPU
Reserved
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