Inquiry command (12h) (continued) – Quantum Instruments DLT 7000 User Manual

Page 122

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SCSI Commands

5-18

Quantum DLT 7000 Tape System

INQUIRY Command (12h) (continued)

Table 5–9 contains field descriptions for the data returned by the drive.

Table 5–9 Standard Inquiry Data Page - Field Descriptions

Field Name

Value

Description

Peripheral Qualifier

0

Non-zero if initiator selects an invalid logical unit (see below)

Peripheral Device Type

1

1 indicates that this is a sequential access device (see below).
Note that the Peripheral Device Type entry for a medium
changer is 8.

RMB

1

Removable Medium Bit. Set to 1.

Device Type Modifier

1

Set to 1 to specify a sequential access device.

ISO Version

0

International Standardization Organization Version level. Set
to 0.

ECMA Version

0

European Computer Manufacturers Organization Version
level. Set to 0.

ANSI Version

2

ANSI SCSI Level 2 (SCSI-2) is supported.

AENC

0

Asynchronous Event Notification is not supported.

TrmlOp

0

Terminate I/O Process. The tape drive does not support the
TERMINATE I/O PROCESS message.

Response Data Format

2

This Standard Inquiry Data is in SCSI-2 format.

Additional Length

33h

Tape drive uses this field to indicate the number of additional
bytes of INQUIRY Response Data available.

Mchnger

-

Set to 1 if a Media Changer (Loader) is present and EEPROM
parameter EnbIngMedChgr is set to 1. This SCSI-3 bit indicates
that the Read Element Status and Move Medium commands
can be issued to the drive (LUN0). By default, this bit is set to 0
on the DLT 7000.

RelAdr

0

Relative Addressing is not supported.

WBus 32

0

Set to 0 since the drive does not support 32-bit transfer.

WBus 16

1

The WBus bit is 1 since the drive supports 16-bit data transfer.

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