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13.32.4 S.M.A.R.T. error log sector
The following defines the 512 bytes that make up the S.M.A.R.T. error log sector. All multibyte fields
shown in these data structures follow the ATA/ATAPI-5 specifications for byte ordering.
512
1FFh
1
Data structure checksum
1C6h
57
Reserved
1C4h
2
Device error count
16Ah
90
5th error log data structure
110h
90
4th error log data structure
B6h
90
3rd error log data structure
5Ch
90
2nd error log data structure
02h
90
1st error log data structure
01h
1
Error log pointer
00h
1
S.M.A.R.T. error log version
Offset
Byte
Description
Figure 128. S.M.A.R.T. error log sector
13.32.4.1 S.M.A.R.T. error log version
This value is set to 01h.
13.32.4.2 Error log pointer
This points to the most recent error log data structure. Only values 1 through 5 are valid.
13.32.4.3 Device error count
This field contains the total number of errors. The value will not roll over.
13.32.4.4 Error log data structure
The data format of each error log structure is shown below.
90
3Ch
30
Error data structure
30h
12
5th command data structure
24h
12
4th command data structure
18h
12
3rd command data structure
0Ch
12
2nd command data structure
00h
12
1st command data structure
Offset
Byte
Description
Figure 129. Error log data structure
Travelstar 60GH & 40GN hard disk drive specifications
177
Содержание IC25N040ATCS04 - Travelstar 40 GB Hard Drive
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