Travelstar 5K160 (PATA) Hard Disk Drive Specification
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Figure 74 Extended Self-test log data structure
These descriptor entries are viewed as a circular buffer. The nineteenth self-test shall create a descriptor entry that
replaces descriptor entry 1. The next self-test after that shall create a descriptor entry that replaces descriptor entry 2,
etc. All unused self-test descriptors shall be filled with zeros
14.15.3.1 Self-test log data structure revision number
The value of this revision number shall be 01h.
14.15.3.2 Self-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.
14.15.3.3 Extended 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
Figure 75 Extended Self-test log descriptor entry