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Request sense command (03h) (continued) – Quantum 10K II User Manual

Page 256

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SCSI Description

Quantum Atlas 10K II Ultra160/m SCSI Hard Disk Drives

5–189

REQUEST SENSE Command (03h) (continued)

Bit

Byte

7

6

5

4

3

2

1

0

15

SKSV = 1

C/D

Reserved

BPV

Bit Pointer

16 - 17

Field Pointer

Figure 5–86 ILLEGAL REQUEST Sense Key Field Pointer Bytes — Data Format

Table 5–88 ILLEGAL REQUEST Sense Key Field Pointer Bytes — Field Descriptions

Field

Description

SKSV

Sense-Key Specific Valid

C/D

Command/Data. When the value in this field is 1, the Field Pointer identifies the
first byte in error in the Command Descriptor Block.
When 0, the Field Pointer identifies the first byte in error in the data parameters
sent by the initiator in the data-out buffer transfer.

BPV

Bit Pointer Valid. The drive does not support Bit-level resolution; the bit value
must be 0.

Bit Pointer

The drive does not support Bit-level resolution; the bit value must be 0.

Field Pointer

Indicates the first byte in error in either the Command Descriptor Block or in the
data parameters sent by the initiator.

The data format of the Progress Indication bytes associated with the NOT READY
sense key is shown in Figure 5-87; the description of the data is contained in Table
5-89.

Bit

Byte

7

6

5

4

3

2

1

0

15

SKSV = 1

Reserved

16 - 17

Progress Indication

Figure 5–87 NOT READY Sense Key - Progress Indication Bytes — Data Format