![background image](http://html1.mh-extra.com/html/quantum/lto-4/lto-4_user-manual_3834212099.webp)
SCSI Commands: 22BMODE SELECT
Page
91
3.10.9
Sequential Access Device Configuration Mode Page (10h)
The Device Configuration mode page specifies the appropriate sequential access
device configuration. The following table illustrates this page.
Byte
Bits
7 6 5 4 3 2 1 0
0
Reserved Page
Code
(10h)
1
Additional Page Length (0Eh)
2
Rsvd CAP CAF
Active
Format
3
Active Partition
4
Write Buffer Full Ratio
5
Read Buffer Empty Ratio
6
(MSB)
7
Write Delay Time
(LSB)
8
DBR BIS RSMK AVC
SOCF
RBO REW
9
Gap Size
10
EOD Defined
EEG
SEW
SWP
Reserved
11
(MSB)
13
Buffer Size at Early Warning
(LSB)
14
Select Data Compression Algorithm
15
WTRE Reserved
ASOC
WP
PERS
WP
PRM
WP
3.10.9.1
Sequential Access Device Configuration Page Field Descriptions
Field
Bytes
Bits
Description
Page Code
0
0-5
10h, indicating the Sequential Access Device Configuration Page.
Additional
Page Length
1
Always 0Eh, indicating that 14 parameter bytes follow the Page
Length byte.
CAP
2
6
Always 0, indicating that multiple partitions are not supported
CAF
2
5
Always 0, indicating that changing formats is not supported
Active
Format
2
0-4
Always 0, indicating that changing formats is not supported
Active
Partition
3
Always 0, indicating that multiple partitions are not supported
Write Buffer
Full Ratio
4
Always 0, indicating that buffer management is handled by the
drive.
Read Buffer
Empty Ratio
5
Always 0, indicating that buffer management is handled by the
drive.
Write Delay
time
6-7 For a WRITE command, the Write Delay Time field indicates to the
drive how long in 100 millisecond increments, to delay writing
buffered data to tape after the last WRITE command.
DBR
8
7
Always 0, indicating that Data Buffer Recovery is not supported.
BIS
8
6
Always 1, indicating that Block Identifiers are Supported
RSMK
8
5
Always 0, indicating that Report Set Marks is not supported.
AVC 8
4
Always 0, indicating that Automatic Velocity Control is managed by
the drive.
SOCF 8
2-3
Always 0, indicating that Stop On Consecutive Filemarks is not
supported.
RBO
8
1
Always 0, indicating that Recover Buffer Order is not supported.
Summary of Contents for LTO 4
Page 1: ......