IBM DTTA-351010 Hard Drive Specifications - Page 117
Current Set Feature Option. Bit assignments
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Word 128 129 130 159 160 255 Content Description xxxxH Device Lock Function. Bit assignments 15 9 Reserved 8 Security Level 1= Maximum, 0= High 7 6 reserved 5 Enhanced erase 1= Support 4 Expire 1= Expired 3 Freeze 1= Frozen 2 Lock 1= Locked 1 Enable/Disable 1= Enable 0 Capability 1= Support xxxxH * Current Set Feature Option. Bit assignments 15 4 Reserved 3 Auto reassign 1= Enable 2 Reverting 1= Enable 1 Read Look ahead 1= Enable 0 Write Cache 1= Enable xxxxH * Reserved 0000H Reserved Figure 83. Identify device information --- Continued --Note. The '*' mark in 'Content' field indicates the use of those parameters are vendor specific. Command Descriptions 109
Word
Content
Description
128
xxxxH
Device Lock Function. Bit assignments
15
9 Reserved
8 Security Level
1= Maximum, 0= High
7
6 reserved
5 Enhanced erase
1= Support
4 Expire
1= Expired
3 Freeze
1= Frozen
2 Lock
1= Locked
1 Enable/Disable
1= Enable
0 Capability
1= Support
129
xxxxH
*
Current Set Feature Option. Bit assignments
15
4 Reserved
3 Auto reassign
1= Enable
2 Reverting
1= Enable
1 Read Look ahead
1= Enable
0 Write Cache
1= Enable
130 159
xxxxH
*
Reserved
160 255
0000H
Reserved
Figure 83. Identify device information --- Continued ---
Note. The '*' mark in 'Content' field indicates the use of those parameters are vendor specific.
Command Descriptions
109