Quantum 1200 Series DAT Autochanger Guía de usuario descargar pdf (Pagina 167)

SDLT 600 SCSI Interface Guide Chapter 4: SCSI Commands

81-81200-02 REV A01 January 2005 4-125

Medium Partition Page (11h)

The drive supports the Medium Partition Page. The format for the page is shown below.

Figure 4-69. Medium Partition MODE SENSE Page — Data Format

Bit

Byte

7 6 5 4 3 2 1 0

0 PS (0) Rsv’d Page Code (11h)

1 Page Length (06h)

2 Maximum Additional Partitions (0)

3 Additional Partitions Defined (0)

4 FDP (0) SDP (0) IDP (0) PSUM (0) POFM Clear ADDP

5 Medium Format Recognition (01)

6 Reserved Partition Units

7 Reserved

8 – 9

(MSB)

Partition Size

(LSB)

Table 4-70. Medium Partition MODE SENSE Page — Field Descriptions

Field Name Description

PS Parameters Savable. Not supported. Always set to 0.

Page Code Identifies the type of MODE SENSE page being transferred. A value of

11h identifies this as the Medium Partition page.

Page Length Indicates the number of bytes in the page, excluding bytes 0 and 1. The

length is returned on MODE SENSE and must subsequently be set to

the same value when performing MODE SELECT.

Maximum

Additional Partitions

Not supported. Always set to 0.

Additional Partitions

Defined

Specifies the number of additional partitions defined for the tape based

on the settings of the SDP and IDP bits. The maximum allowed is the

value returned in the Maximum Additional Partitions field.

Always set to 0. The drive supports only one partition.

FDP Fixed Data Partitions. Always set to 0.

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Quantum 1200 Series DAT Autochanger Guía de usuario Pagina 167