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7K200 SATA OEM Specification
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Command data structure: Data format of each command data structure is shown below.
Description Bytes Offset
Device Control register 1 00h
Features register 1 01h
Sector count register 1 02h
LBA Low register 1 03h
LBA Mid register 1 04h
LBA High register 1 05h
Device register 1 06h
Command register 1 07h
Timestamp(milliseconds from Power On) 4 08h
12
Table 119 Command data structure
Error data structure: Data format of error data structure is shown below.
Description Bytes Offset
Reserved 1 00h
Error register 1 01h
Sector count register 1 02h
LBA Low register 1 03h
LBA Mid register 1 04h
LBA High register 1 05h
Device register 1 06h
Status register 1 07h
Extended error data (vendor specific) 19 08h
State 1 1Bh
Life timestamp (hours) 2 1Ch
30
Table 120 Error data structure
State field contains a value indicating the device state when command was issued to the device.
Value State
x0h
Unknown
x1h
Sleep
x2h
Standby
x3h
Active/Idle
x4h
S.M.A.R.T. Off-line or Self-test
x5h-xAh
Reserved
xBh-xFh
Vendor specific
Note: The value of x is vendor specific