User manual

Hitachi hard disk drive specifications
215
11.42.4 SMART Log Directory
Table 155 defines the 512 bytes that make up the SMART Log Directory. The SMART Log Directory is SMART
Log Address zero and is defined as one sector long.
Description
Bytes
Offset
SMART 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
Table 155 SMART Log Directory
The value of the SMART Logging Version word shall be 01h. The logs at log addresses 80-9Fh shall each be
defined as 16 sectors long.