7K320 (SATA) OEM Specification
Page 155 of 176
ointer
r count
ucture
14.40.5.2
Error log p
This points the most recent error log data structure. Only values 1 through 5 are valid.
14.40.5.3
Device erro
This field contains the total number of errors. The value will not roll over.
14.40.5.4
Error log data str
Data format of each error log structure is shown below.
Description
Bytes Offset
1
st
error log data structure
12
00h
2
nd
error log data structure
12
0Ch
3
rd
error log data structure
12
18h
4
th
error log data structure
12
24h
5
th
error log data structure
12
30h
Error data structure
30
3Ch
90
Table 120 Error log data structure
Command data structure:
Data format of each command data structure is shown below.
Description
Bytes Offset
Device Control register
1
00h
Features register
1 01h
Sector count register
1
02h
LBA Low register
1
03h
LBA Mid register
1 04h
LBA High register
1
05h
Device register
1 06h
Command register
1
07h
Timestamp(milliseconds from Power On)
4
08h
12
Table 121 Command data structure
Error data structure: Data format of error data structure is shown below.
Description
Bytes Offset
Reserved
1 00h
Error register
1 01h
Sector count register
1
02h
LBA Low register
1
03h
LBA Mid register
1 04h
LBA High register
1
05h
Device register
1 06h
Status register
1 07h
Extended error data (vendor specific)
19
08h
State
1 1Bh
Life timestamp (hours)
2
1Ch
30
Table 122 Error data structure