FUJITSU MHR2030AT User Manual
Page 153
5.3 Host Commands
C141-E145-02EN
5-79
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Command data structure
Indicates the command received when an error occurs.
•
Error data structure
Indicates the status register when an error occurs.
•
Total number of drive errors
Indicates total number of errors registered in the error log.
•
Checksum
Two's complementary for the lowest-order 1 byte that is obtained by adding 1
byte after another for as many as 511 bytes beginning from the top of the
structure.
•
Status
Bits 0 to 3:
Indicates the drive status when received error commands
according to the following table.
Bits 4 to 7:
Vendor unique
Status
Meaning
0
Unclear status
1
Sleep status
2
Standby status
3
Active status or idle status (BSY bit = 0)
4
Off-line data collection being executed
5 to F
Reserved
Byte
First sector
Next sector
00h
SMART Error Logging 01h
Reserved
01h
Index Pointer Latest Error Data Structure.
Reserved
02h...5Bh
1
st
Error Log Data Structure
Data Structure 5n + 1
5Ch...B5h
2
nd
Error Log Data Structure
Data Structure 5n + 2
B6h...10Fh
3
rd
Error Log Data Structure
Data Structure 5n + 3
110h...169h
4
th
Error Log Data Structure
Data Structure 5n + 4
16Ah...1C3h
5
th
Error Log Data Structure
Data Structure 5n + 5
1C4h...1C5h
Total Error Count
Reserved
1C6h...1FEh
Reserved
Reserved
1FFh
Checksum
Checksum