Dell PowerVault TL2000 Instrukcja Użytkownika Pobierz pdf (Strona 49)

medium transport element is capable of media rotation.

Bit 7 6 5 4 3 2 1 0

Byte

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

1 Additional Page Length (02h)

2 Reserved Rotate (0)

3 Member Number in Transport Element Set (0)

Field descriptions:

PS: Parameter Saveable. This field is set to 0. The media changer cannot save this page to

non-volatile memory.

Rotate:

Rotation of media is not an implemented feature, so the value returned for this field bit is 0.

Member Number in Transport Element Set:

This field indicates the specific medium transport element in the system to apply this descriptor to.

The library has only one medium transport element, so the value returned for this field is 0.

Device Capabilities page (1Fh)

The Device Capabilities Page defines the characteristics of the element types used by this medium

changer. The initiator may use this information to determine which functions are permitted for the Move

Medium, Exchange Medium, Read Attribute, and Write Attribute commands.

Bit 7 6 5 4 3 2 1 0

Byte

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

1 Additional Page Length (12h)

Reserved DT I/E ST MT

(1) (1) (1) (0)

3 Reserved ACE VTRP S2C

MT→RA Reserved MT→DT MT→I/E MT→ST MT→MT

(0) (1) (1) (1) (0)

ST→RA Reserved ST→DT ST→I/E ST→ST ST→MT

(0) (1) (1) (1) (0)

I/E→RA Reserved I/E→DT I/E→I/E I/E→ST I/E→MT

(0) (1) (0) (1) (0)

DT→RA Reserved DT→DT DT→I/E DT→ST DT→MT

(0) (1) (1) (1) (0)

8 - 11 Reserved

MT→WA Reserved MT↔DT MT↔I/E MT↔ST MT↔MT

(0) (0) (0) (0) (0)

ST→WA Reserved ST↔DT ST↔I/E ST↔ST ST↔ST

(0) (0) (0) (0) (0)

Chapter 3. Supported SCSI Commands 3-35

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Dell PowerVault TL2000 Instrukcja Użytkownika Strona 49