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12.38.4 Sanitize Freeze Lock Ext Command (feature: 0020h)
The SANITIZE FREEZE LOCK EXT command causes any subsequent sanitize command other than the SANITIZE
STATUS EXT command to be aborted until a power-on reset or hardware reset is processed with SSP disabled.
Table 191 Sanitize Freeze Lock Ext Command (B4h/0020h)
Command Input
Field
Description
FEATURE
0020h
COUNT
Reserved
LBA
Bit
Description
47:32
Reserved
31:0
shall be set to 4672_4C6Bh (DWord)
Bit Description
DEVICE
7 Obsolete
6 N/A
5 Obsolete
4 Transport Dependent
3:0 Reserved
Command
7:0 B4h
Normal Outputs
See Normal Outputs in Section 12.38.2
Error Outputs
See Error Outputs in Section 12.38.2
The device shall return command aborted if:
a) the device does not support the Sanitize feature set;
b) the value of LBA field bits 31:0 is not set to 4672_4C6Bh;
c) the device is in the SD1: Sanitize Frozen state;
d) the Sanitize Antifreeze value is set to one; or
e) the device is in the SEC4: Security Enabled/Locked/Not Frozen state and the RESTRICTED SANITIZE
OVERRIDES SECURITY bit is cleared to zero.
266
Hard Disk Drive Specification