Quantum DLT-S4 Podręcznik Użytkownika Pobierz pdf (Strona 173)

100

101

Chapter 4 SCSI Commands

MODE SELECT (6) / (10) Command (15h / 55h)

DLT-S4 Interface Reference Guide 139

TapeAlert Page (1Ch) 4 The drive supports the TapeAlert Page, which sets or changes the

supported TapeAlert configuration options. Use the

MODE SENSE

command to read the settings of the TapeAlert page.

Figure 75 TapeAlert MODE

SELECT Page — Data Format

Maximum REQ/ACK

Offset

The MAXIMUM REQ/ACK Offset field indicates the REQ/ACK offset for the

current I_T nexus.

Maximum Transfer

Width Exponent

The

MAXIMUM TRANSFER WIDTH EXPONENT field indicates the transfer

exponent for the current I_T nexus.

Protocol Options Bits

Supported

The

PROTOCOL OPTIONS BITS SUPPORTED field indicates the protocol

options for the current I_T nexus.

Bit

7 6 5 4 3 2 1 0

Byte

0 PS (0) SPF (0) Page Code (1Ch)

1 Page Length (0Ah)

2 Perf Reserved EBF (0) EWASC (0) DExcpt Test Reserved LogErr (0)

3 Reserved MRIE

4 — 7

(MSB)

Interval Timer (0)

(LSB)

8 — 11

(MSB)

Report Count / Test Flag Number

(LSB)

Field Description

1 2 ... 168 169 170 171 172 173 174 175 176 177 178 ... 385 386

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