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Device Capabilities page (1Fh)

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

changer. The initiator cannot change this information.

Bit 7 6 5 4 3 2 1 0

Byte

0 Reserved 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)

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

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

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

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

16 -

Reserved

Field descriptions:

DT: Data Transfer. The value for this field is 1. Tape drives can store cartridges.

I/E: Import/Export. The value for this field is 1. The Import/Export element can store cartridges.

ST: Storage. The value reported for this field is 1. The storage elements can store cartridges.

MT: Medium Transport. The value for this field is 0. The medium transport element cannot store

cartridges.

S2C: SMC-2 Capabilities field is set to 1. This bit indicates that this page supports the new VRTP, ACE,

XX-RA, and XX-WA fields.

VTRP: Volume Tag Reader Present. When set this bit indicates that the library does have a bar code

reader. When set to zero the library does not have a bar code reader.

ACE: Auto Clean Enabled. When set to one, the library shall automatically clean the data transfer

element. When set to zero the library does not automatically clean the data transfer element.

3-26 TL2000 and TL4000 SCSI Reference

1 2 ... 35 36 37 38 39 40 41 42 43 44 45 ... 115 116

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Dell PowerVault TL2000 Manual do Utilizador Página 40