User manual

Hitachi hard disk drive specifications
131
Word
Content
Description
128
xxxxH
Security status. Bit assignments
15-9
Reserved
8
Security Level
1= Maximum, 0= High
7-6
Reserved
5
Enhanced erase
1= Support
4
Expired
1= Expired
3
Freeze
1= Frozen
2
Lock
1= Locked
1
Enabled/Disable
1= Enable
0
Capability
1= Support
129
xxxxH
*
Current Set Feature Option. Bit assignments
15-4
Reserved
3
Auto reassign enabled
1= Enable
2
Reverting enabled
1= Enable
1
Read Look-ahead enabled
1= Enable
0
Write Cache enabled
1= Enable
130-159
xxxxH
*
Reserved
160-167
0000H
Reserved
168
0002H
15-4
Reserved
3-0
Device nominal form factor
2=3.5”
169-175
0000H
Reserved
176-205
0000H
Current media serial number (0000H=Not supported)
206
SCT Command set support
15-12
Vendor specific
11-6
Reserved
5
Action Code 5 (SCT Data Table)
1= Support
4
Action Code 4 (Features Control)
1= Support
3
Action Code 3
(Error Recovery Control)
1= Support
2
Action Code 2
(SCT Write Same)
1= Support
1
Action Code 1
(Long Sector Access)
0= Not Support
0
SCT Feature Set
(includes SCT status)
1= Support
Table 90 Identify device information --Continued—
Note. The '*' mark in 'Content' field indicates the use of those parameters are vendor specific.