Hitachi HTS541640J9SA00 Protected Area Function, Read Native Max Address, ‘F8’h, Set Max Address

Travelstar 5K160 (SATA) Hard Disk Drive Specification

Command	Device	Device	Device
	Locked	Unlock	Frozen
	Mode	Mode	Mode
Set Max Address	X	o	o
Set Max Address Ext	X	o	o
Set Max Freeze Lock	o	o	o
Set Max Lock	o	o	o
Set Max Set Password	o	o	o
Set Max Unlock	o	o	o
Set Multiple Mode	o	o	o
Sleep	o	o	o
S.M.A.R.T. Disable Operations	o	o	o
S.M.A.R.T. Enable/Disable Automatic Offline	o	o	o
S.M.A.R.T. Enable/Disable Attribute Autosave	o	o	o
S.M.A.R.T. Enable Operations	o	o	o
S.M.A.R.T. Execute Off-line Immediate	o	o	o
S.M.A.R.T. Read Attribute Values	o	o	o
S.M.A.R.T. Read Attribute Thresholds	o	o	o
S.M.A.R.T. Read Log Sector	o	o	o
S.M.A.R.T. Write Log Sector	o	o	o
S.M.A.R.T. Return Status	o	o	o
S.M.A.R.T. Save Attribute Values	o	o	o
Standby	o	o	o
Standby Immediate	o	o	o
Write Buffer	o	o	o
Write DMA	x	o	o
Write DMA Ext	x	o	o
Write DMA FUA Ext	x	o	o
Write FPDMA Queued	x	o	o
Write Long	x	o	o
Write Multiple	x	o	o
Write Multiple Ext	x	o	o
Write Multiple FUA Ext	x	o	o
Write Sector(s)	x	o	o
Write Sector(s) Ext	x	o	o

Figure 15 Command table for device lock operation - continued

12.10Protected Area Function

Protected Area Function is to provide the ‘protected area’ which can not be accessed via conventional method. This ‘protected area’ is used to contain critical system data such as BIOS or system management information. The contents of entire system main memory may also be dumped into ‘protected area’ to resume after system power off.

The LBA/CYL changed by following command affects the Identify Device Information. Two commands are defined for this function.

Read Native Max Address	(‘F8’h)
Set Max Address	(‘F9’h)

Four security extension commands are implemented as sub-functions of the Set Max Address.

60/167