IBM IC35L020 Hard Drive Specifications - Page 170

Set Max Freeze Lock Feature = 04h

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15.29.4 Set Max Freeze Lock (Feature = 04h) Command Block Output Registers Register 7 6 5 4 3 2 1 0 Data Feature 0 0 0 0 0 1 0 0 Sector Count Sector Number Cylinder Low Cylinder High Device/Head 1 - 1 D - - - - Command 1 1 1 1 1 0 0 1 Command Block Input Registers Register 7 6 5 4 3 2 1 0 Data Error see below Sector Count Sector Number Cylinder Low Cylinder High Device/Head 1 - 1 D - - - - Status see below Error Register 76543210 CRC UNC 0 IDN 0 ABT T0N AMN 00000V00 Status Register 7 6 5 4 3 2 10 BSY RDY DF DSC DRQ COR IDX ERR 0 V 0 - - 0 -V Figure 116. Set Max Freeze Lock (F9h) If the Set Max Freeze Lock command is immediately preceded by a Read Native Max Address command, this command is regarded as a Set Max Address command. The Set Max Freeze Lock command sets the device to Set Max Frozen state. After command completion any subsequent Set Max commands are rejected. Commands disabled by Set Max Freeze Lock are the following: 1. Set Max Address 2. Set Max Set PASSWORD 3. Set Max Lock 4. Set Max Unlock Deskstar 60 GXP Hard disk drive specification 156

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15.29.4 Set Max Freeze Lock (Feature = 04h)
see below
Status
1 1 1 1 1 0 0 1
Command
1 - 1 D - - - -
Device/Head
1 - 1 D - - - -
Device/Head
- - - - - - - -
Cylinder High
- - - - - - - -
Cylinder High
- - - - - - - -
Cylinder Low
- - - - - - - -
Cylinder Low
- - - - - - - -
Sector Number
- - - - - - - -
Sector Number
- - - - - - - -
Sector Count
- - - - - - - -
Sector Count
see below
Error
0 0 0 0 0 1 0 0
Feature
- - - - - - - -
Data
- - - - - - - -
Data
7 6 5 4 3 2 1 0
Register
7 6 5 4 3 2 1 0
Register
Command Block Input
Registers
Command Block Output
Registers
V
–
0
–
–
0
V
0
0
0
V
0
0
0
0
0
ERR
IDX
COR
DRQ
DSC
DF
RDY
BSY
AMN
T0N
ABT
0
IDN
0
UNC
CRC
0
1
2
3
4
5
6
7
0
1
2
3
4
5
6
7
Status Register
Error Register
Figure 116. Set Max Freeze Lock (F9h)
If the Set Max Freeze Lock command is immediately preceded by a Read Native Max Address
command, this command is regarded as a Set Max Address command.
The Set Max Freeze Lock command sets the device to Set Max Frozen state. After command completion
any subsequent Set Max commands are rejected. Commands disabled by Set Max Freeze Lock are the
following:
1.
Set Max Address
2.
Set Max Set PASSWORD
3.
Set Max Lock
4.
Set Max Unlock
Deskstar
60 GXP Hard disk drive specification
156