LOG SENSE
7. ATAPI Packet Command Specification
SONY AIT-2 Turbo drive SDX-560V series Ver.1.0
7-15
Table 7-17: Error Counter Page Parameters
Code Description
Parameter Length
(Bytes)
Default
Cumulative
Default
Threshold
0003h
Total Errors Corrected (Soft Errors)
2
0
FFFFh
0004h
Total Times Correction
4
0
FFFFFFFFh
0005h
Total Groups Processed (Algorithm Processed)
4
0
FFFFFFFFh
0006h
Total Errors Uncorrected (Hard Errors)
2
0
FFFFh
7.6.5.
Last N Error Events List Page Code 07h
This page is used to report information on soft and hard errors encountered by the device during normal operation.
Each parameter corresponds to an encountered error and is a report of what type of error occurred and when it
occurred. The format of the page is given below:
Table 7-18: LOG PAGE Error Events List (07h)
Bit
Byte
7 6 5 4 3 2 1 0
0
Reserved
Page Code (07h)
1
Reserved
2
(MSB)
3
Page Length (n*14)
(LSB)
4
(MSB)
5
Parameter Code
(LSB)
6
0 (DU)
1 (DS)
0 (TSD)
0 (ETC)
00 (TMC)
Reserved
1 (LP)
7
Parameter Length (0Ah)
8
17
Parameter Value
The Parameter Codes supported are 1 through 30 where 30 is the maximum number of entries in the log page.
If there are no entries, the command will return the Page Header with the Page Length field set to ZERO.
Each error event record contains diagnostic information for a single error encountered by the device. The
parameter codes associated with the error-event records indicate the order in which the errors occurred. A higher
parameter code indicates that the error event occurred later in time.
Each parameter entry is 10 bytes long and has the following format:
Table 7-19: Error Event Format
Code Meaning
0-4
Result Message (See Diagnostic Clause)
5 Unused
6-9
Time-stamp (number of 1 minute increments since power-on)
When the log page becomes full, no more entries will be added until the log is cleared (using one of the methods
described previously) or a reset occurs. The current cumulative values will be returned regardless of the page
control field in the LOG SENSE CDB.
7.6.6.
Tape Log Page (Sony Unique) Page Code 30h
This page is a Sony unique page which provides information on the tape currently being used. This log cannot be
cleared and has the following format: