Quantum 1200 Series DAT Autochanger Podręcznik Użytkownika Pobierz pdf (Strona 129)

SDLT 600 SCSI Interface Guide Chapter 4: SCSI Commands

81-81200-02 REV A01 January 2005 4-87

4.9.7 Medium Partition Page (11h)

The drive supports the Medium Partition Parameters Page, which specifies the medium partitions.

Figure 4-50. Medium Partition MODE SELECT 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 4-52. Medium Partition MODE SELECT Page — Field Descriptions

Field Name Description

PS Parameters Savable. For MODE SELECT, must be set to 0.

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

value of 11h identifies this as the Medium Partition Page.

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

length is returned in MODE SENSE commands and must

subsequently be set to the same value when performing MODE

SELECT. If the drive receives an unexpected page length value, it

returns a CHECK CONDITION status, Sense Key set to ILLEGAL

REQUEST.

Maximum Additional

Partitions

Not supported. Must be set to 0.

1 2 ... 124 125 126 127 128 129 130 131 132 133 134 ... 293 294

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Quantum 1200 Series DAT Autochanger Podręcznik Użytkownika Strona 129