Data Compression Control Mode Page (0Fh); Table 109 Data Compression Control Mode Page (0Fh) - Data Format - Quantum LTO 2 User Manual

Data Compression Control
Mode Page (0Fh)
Table 109 Data Compression
Control Mode Page (0Fh) —
Data Format
LTO-2 SCSI Interface Guide
Field Bytes
Auto 5
Load
Mode
Busy 8-9
Timeout
Period
Extended 10-11
Self-test
Comple-
tion
Time
Reserved
The Data Compression Control mode page specifies whether or not data
is compressed during Write commands and whether or not data is
2
decompressed during
Bits 7
Byte
Reserved
0
1
DCE
2
DDE
3
(MSB)
4–7
Bits Description
0-2 000b = Load inserted medium for full
access.
001b = Load inserted medium for
medium auxiliary memory access only.
010b = Do not load inserted medium.
Always 0, indicating unsupported
feature.
Always 0, indicating unsupported
feature.
All reserved bits must be 0.
commands.
READ
6 5 4
Additional Page Length (0Eh)
DCC
RED
Compression Algorithm
Chapter 2 SCSI Commands
MODE SELECT Command
3 2 1
Page Code (0Fh)
Reserved
Reserved
0
(LSB)
133