Figure 51 General Purpose Log Directory; Figure 52 Extended Comprehensive Smart Error Log - Hitachi HTS541616J9SA00 Specifications

The Extended SMART self-test log sector shall support 48-bit and 28-bit addressing. All 28-bit
entries contained in the SMART self-test log sector shall also be included in the Comprehensive
SMART self-test log sector with the 48-bit entries.
If the feature set associated with the log specified in the Sector Number register is not supported or
enabled, or if the values in the Sector Count, Sector Number or Cylinder Low registers are invalid,
the device shall return command aborted.
General purpose Log Directory
14.16.1
Figure 51 defines the 512 bytes that make up the General Purpose Log Directory.
Description
General Purpose Logging Version
Number of sectors in the log at log address 01h (7:0)
Number of sectors in the log at log address 01h (15:8)
Number of sectors in the log at log address 02h (7:0)
Number of sectors in the log at log address 02h (15:8)
Number of sectors in the log at log address 80h (7:0)
Number of sectors in the log at log address 80h (15:8)
Number of sectors in the log at log address FFh (7:0)
Number of sectors in the log at log address FFh (15:8)

Figure 51 General purpose Log Directory

The value of the General Purpose Logging Version word shall be 0001h. A value of 0000h indicates
that there is no General Purpose Log Directory.
The logs at log addresses 80-9Fh shall each be defined as 16 sectors long.
Extended comprehensive SMART error log
14.16.2
Figure 52 defines the format of each of the sectors that comprise the Extended Comprehensive
SMART error log. Error log data structure shall not include errors attributed to the receipt of faulty
commands such as command codes not implemented by the device or requests with invalid
parameters or in valid addresses.
Description
SMART error log version
Reserved
Error log index (7:0)
Error log index (15:8)
1 error log data structure
st
2 error log data structure
nd
3 error log data structure
rd
4 error log data structure
th
Device error count
Reserved
Data structure checksum

Figure 52 Extended comprehensive SMART error Log

Travelstar 5K160 (SATA) Hard Disk Drive Specification
...
...
Bytes Offset
124
124
124
124
512
99/167
Bytes Offset
2 00h
1 02h
1 03h
1 04h
1 05h
1 100h
1 101h
1 1FEh
1 1FFh
512
1 00h
1 01h
1 02h
1 03h
04h
80h
FCh
178h
2 1F4h
9 1F6h
1 1FFh