Table 5.13 Self Test log data structure | ||
|
|
|
Byte |
| Description |
|
|
|
0 to 1 |
| Data Structure Revision Number = 0x0001 |
|
| 1st Descriptor Entry |
2 |
| Self Test Number |
3 |
| Self Test Execution Status |
4 to 5 |
| Life time power on hours |
6 |
| Self Test Error No. |
7 to 10 |
| Error LBA |
11 to 25 |
| Vender Specific bytes |
26 to 49 |
| 2nd Descriptor Entry |
… | … |
|
|
|
|
482 to 505 |
| 21st Descriptor Entry |
506 to 507 |
| Vender Specific |
508 |
| Self Test Index |
509 to 510 |
| Reserved |
511 |
| Checksum |
•Self Test Number
This byte shows executed Self Test Number.
•Self Test Execution Status
Refer to explanation of Attribute Byte 16Bh.
•Self Test Index
When it is “00h”, it means that Self Test has not been performed.
•Check Sum
Twos complement of the lower byte, obtained by adding
*16 Command data structure
It indicates that the device has received structure of the command when the drive occurs the error.
*17 Error data structure
It indicates that structure of the ATA taskfile register which the drive occurs the error.
*18 Total error count
It indicates that the total count of the error registered in the error log.
*19 Check sum
Twos complement of the lower byte, obtained by adding
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