User Manual

SCSI Commands Reference Manual, Rev. J 207
www.seagate.com Direct Access Block commands (SPC-5 and SBC-4)
3.42.2.3 Supported security protocols list description
If the SECURITY PROTOCOL field is set to 00h and the SECURITY PROTOCOL SPECIFIC field is set to 0000h in a SECURITY
PROTOCOL IN command, the parameter data shall have the format shown in table 176.
SUPPORTED SECURITY PROTOCOL LIST LENGTH field
The SUPPORTED SECURITY PROTOCOL LIST LENGTH field indicates the total length, in bytes, of the supported security protocol list that follows.
SUPPORTED SECURITY PROTOCOL field
Each SUPPORTED SECURITY PROTOCOL field in the supported security protocols list shall contain one of the security protocol values supported
by the logical unit. The values shall be listed in ascending order starting with 00h.
Table 176 Supported security protocols SECURITY PROTOCOL IN parameter data
Bit
Byte
7 6 5 4 3 2 1 0
0
Reserved
. . .
5
6
(MSB)
SUPPORTED SECURITY PROTOCOL LIST LENGTH (m - 7)
7
(LSB)
8
SUPPORTED SECURITY PROTOCOL (first) (00h)
. . .
. . .
m
SUPPORTED SECURITY PROTOCOL (last)
m + 1
Pad bytes (optional)
. . .
n