Справочник Пользователя для Hitachi 100GB 7200 RPM HTE721010G9SA00
Модели
HTE721010G9SA00
Travelstar E7K100 (SATA) Hard Disk Drive Specification
159
12.40.4 S.M.A.R.T. Log Directory
Table 118 defines the 512 bytes that make up the S.M.A.R.T. Log Directory. The S.M.A.R.T. Log Directory is on
S.M.A.R.T. Log Address zero and is defined as one sector long.
S.M.A.R.T. Log Address zero and is defined as one sector long.
Table 106: S.M.A.R.T. Log Directory
The value of the S.M.A.R.T. Logging Version word shall be 01h. The logs at log addresses 80-9Fh are defined as
16 sectors long.
12.40.5 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-6 specifications for byte ordering.
these data structures follow the ATA/ATAPI-6 specifications for byte ordering.
Table 107: S.M.A.R.T. error log sector
12.40.5.1 S.M.A.R.T. error log version
This value is set to 01h.
12.40.5.2 Error log pointer
This points to the most recent error log data structure. Only values 1 through 5 are valid.
12.40.5.3 Device error count
This field contains the total number of errors. The value will not roll over.
Description
Bytes
Offset
S.M.A.R.T. Logging Version
2
00h
Number of sectors in the log at log address 1
1
02h
Reserved
1
03h
Number of sectors in the log at log address 2
1
04h
Reserved
1
05h
...
...
...
Number of sectors in the log at log address 255
1
1FEH
Reserved 1
1FFh
512
Description
Byte
Offset
S.M.A.R.T. error log version
1
00h
Error log pointer
1
01h
1st error log data structure
90
02h
2nd error log data structure
90
5Ch
3rd error log data structure
90
B6h
4th error log data structure
90
110h
5th error log data structure
90
16Ah
Device error count
2
1C4h
Reserved
57
1C6h
Data structure checksum
1
1FFh
512