User Manual

SCSI Commands Reference Manual, Rev. J 315
www.seagate.com Parameters for direct access devices
A Background Scan parameter (see table 281) describes a defect location on the medium that was encountered by background
scanning.
PARAMETER LENGTH field
The PARAMETER LENGTH field indicates the number of bytes remaining in the log parameter.
ACCUMULATED POWER ON MINUTES field
The ACCUMULATED POWER ON MINUTES field indicates the number of minutes the device server has been powered on since manufacturing at
the time the background scan error occurred.
Table 281 Background Scan parameter format
Bit
Byte
7 6 5 4 3 2 1 0
0 (MSB)
PARAMETER CODE (0001h - 0800h)
1 (LSB)
2 Parameter control byte – binary format list log parameter (see 5.2.2.2.2.5)
3 PARAMETER LENGTH (14h)
4 (MSB)
ACCUMULATED POWER ON MINUTES. . .
7 (LSB)
8 REASSIGN STATUS SENSE KEY
9 ADDITIONAL SENSE CODE
10 ADDITIONAL SENSE CODE QUALIFIER
11
Vendor-specific. . .
15
16 (MSB)
LOGICAL BLOCK ADDRESS. . .
23 (LSB)