Quantum DLT-S4 Guide de l'utilisateur télécharger pdf (Page 193)

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101

Chapter 4 SCSI Commands

MODE SENSE (6) / (10) Command (1Ah / 5Ah)

DLT-S4 Interface Reference Guide 159

Table 89 MODE SENSE

Command Descriptor Block —

Field Descriptions

Field Description

LLBAA Long LBA Accepted. Must be set to 0.

DBD Disable Block Descriptors. When set to 0, the drive returns the block descriptor

data. When set to 1, the drive does not return block descriptor information.

PC Page Control. Indicates the type of page parameter values the drive returns to

the host:

PC Type of Parameter Values

00b Report Current Values

01b Report Changeable Values

10b Report Default Values

11b Report Saved Values

Page Code Allows the host to select a specific page or all of the pages the drive supports.

SubPage Code Specifies the subpage to return. Set to FFh to return all subpages.

Allocation Length Specifies the number of bytes that the host has allocated for returned

MODE

SENSE

data. An Allocation Length of 0 indicates that the drive returns no

MODE SENSE data. This is not considered an error and the drive returns GOOD

status.

1 2 ... 188 189 190 191 192 193 194 195 196 197 198 ... 385 386

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Quantum DLT-S4 Guide de l'utilisateur Page 193

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