8.1.5.2
Configuring with Standard SCSI WRITE BUFFER Commands
All Security Erase parameters are configured via the SCSI WRITE BUFFER command.
Table 15: Disable/Enable Resume Security Erase (on Power-Up)
Bit
Byte
7 6 5 4 3 2 1 0
0
Operation Code = 0x3B
1
Logical Unit Number
Reserved
Mode = 0x01
2
Reserved (0x00)
3
4
5
MSB
Buffer Offset = 0x0B
LSB
6
7
8
MSB
Parameter List Length = 0x01
LSB
9
Control
For example, the SCSI commands for enabling/disabling the resume option are:
3b 01 00 00 00 0b 00 00 01 00
The disable/enable resume security erase data structure to be transferred contains one byte, as
described in Table 16.
Table 16: Disable/Enable Resume Security Erase Data Structure
Bit
Byte
7 6 5 4 3 2 1 0
0
Reserved
Resume
A Resume bit of 1 enables resuming Security Erase on power-up. A Resume bit of 0 disables the
resume option on power-up (see Section 8.1.5.1).
Table 17: Disable/Enable Partial Security Erase
Bit
Byte
7 6 5 4 3 2 1 0
0
Operation Code = 0x3B
1
Logical Unit Number
Reserved
Mode = 0x01
2
Reserved (0x00)
3
4
5
MSB
Buffer Offset = 0x14
LSB
28
Product Specification and User Manual FFD 3.5" Ultra320 SCSI
43-PS-0305-00 Rev. 2.0