Mode sense (10) - 5ah, What the library does with this command, Command usage – Dell PowerVault ML6000 User Manual

Page 45: Mode sense (10) cdb format, Table 33 mode sense cdb format

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PowerVault ML6000 SCSI Reference Guide

35

Mode Sense (10) - 5Ah

What the Library Does With This Command

The library will return the current settings for the supported mode pages. This command can only be issued
to the Controller logical unit.

Command Usage

This command can be used to determine certain operational settings governing the behavior of the library.
Use of MODE SENSE to obtain these parameters during initialization is highly recommended to facilitate
the most flexibility in supporting the library.

Mode Sense (10) CDB Format

The ten-byte MODE SENSE CDB format is shown in the following table.

Disable Block Descriptors (DBD) - A value of 0 or 1 is supported, although block descriptors are not
returned.

Table 33

MODE SENSE CDB format

Bit

Byte

7

6

5

4

3

2

1

0

0

Op Code (5Ah)

1

Logical Unit Number

Rsvd

DBD

Reserved

2

PC

Page Code

3

Reserved

4

Reserved

5

Reserved

6

Reserved

7

Allocation Length

8

9

Control

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