Figure 113 Error Log Data Structure; Figure 114 Command Data Structure; Figure 115 Error Data Structure - Hitachi HTS541616J9AT00 - Travelstar 160 GB Hard Drive Specifications

14.39.5.4 Error log data structure
Data format of each error log structure is shown below.
Description
st
1 error log data structure
nd
2 error log data structure
rd
3 error log data structure
th
4 error log data structure
th
5 error log data structure
Error data structure

Figure 113 Error log data structure

Command data structure: Data format of each command data structure is shown below.
Description
Device Control register
Features register
Sector count register
LBA Low register
LBA Mid register
LBA High register
Device register
Command register
Timestamp(milliseconds from Power On)

Figure 114 Command data structure

Error data structure: Data format of error data structure is shown below.
Description
Reserved
Error register
Sector count register
LBA Low register
LBA Mid register
LBA High register
Device register
Status register
Extended error data (vendor specific)
State
Life timestamp (hours)

Figure 115 Error data structure

State field contains a value indicating the device state when command was issued to the device.
Value State
x0h Unknown
x1h Sleep
x2h Standby
x3h Active/Idle
x4h S.M.A.R.T. Off-line or Self-test
x5h-xAh Reserved
xBh-xFh Vendor specific
Note: The value of x is vendor specific.
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Bytes Offset
12 00h
12 0Ch
12 18h
12 24h
12 30h
30 3Ch
90
Bytes Offset
1 00h
1 01h
1 02h
1 03h
1 04h
1 05h
1 06h
1 07h
4 08h
12
Bytes Offset
1 00h
1 01h
1 02h
1 03h
1 04h
1 05h
1 06h
1 07h
19 08h
1 1Bh
2 1Ch
30