5K320 SATA OEM Specification

14.17.3.2Self-test descriptor index

This indicates the most recent self -test descriptor. If there have been no self-tests, this is set to zero. Valid values for the Self -test descriptor index are 0 to 18.

14.17.3.3Extended Self-test log descriptor entry

The content of the self-test descriptor entry is shown below.

Description

Bytes

Offset

Self-test number

1

00h

Self-test execution status

1

01h

Power-on life timestamp in hours

2

02h

Self-test failure check point

1

04h

Failing LBA (7:0)

1

05h

Failing LBA (15:8)

1

06h

Failing LBA (23:16)

1

07h

Failing LBA (31:24)

1

08h

Failing LBA (39:32)

1

09h

Failing LBA (47:40)

1

0Ah

Vendor specific

15

0Bh

 

26

 

Table 80 Extended Self-test log descriptor entry

 

 

14.17.4Command Error

The following table defines the format of the Command Error data structure.

Byte

7

6

5

 

4

3

 

2

1

0

0

NQ

Rsv

Rsv

 

 

 

 

TAG

 

 

1

 

 

 

 

Reserved

 

 

 

2

 

 

 

 

Status

 

 

 

3

 

 

 

 

 

Error

 

 

 

4

 

 

 

 

LBA Low

 

 

 

5

 

 

 

 

LBA Mid

 

 

 

6

 

 

 

 

LBA High

 

 

 

7

 

 

 

 

Device

 

 

 

8

 

 

 

LBA Low Previous

 

 

 

9

 

 

 

LBA Mid Previous

 

 

 

10

 

 

LBA High Previous

 

 

11

 

 

 

 

Reserved

 

 

 

12

 

 

 

 

Sector Count

 

 

 

13

 

 

Sector Count Previous

 

 

14 – 255

 

 

 

 

Reserved

 

 

 

256 – 510

 

 

 

 

Vendor Unique

 

 

 

511

 

 

Data Structure Checksum

 

 

Table 81 Command Error information

The TAG field (Byte 0 bits 4-0) contains the tag number corresponding to a queued command, if the NQ bit is cleared.

The NQ field (Byte 0 bit 7) indicates whether the error condition was a result of a non-queued or not. If it is cleared, the error information corresponds to a queued command specified by the tag number indicated in the TAG field.

115

Page 115
Image 115
Hitachi HTS543212L9SA00 manual Command Error, Self-test descriptor index, Extended Self-test log descriptor entry