marc@marc-laptop:~$ sudo hdparm -I /dev/sda
[sudo] password for marc: 

/dev/sda:

ATA device, with non-removable media
	Model Number:       HTS548040M9AT00                         
	Serial Number:      MRL2Z1L2GPPHWB
	Firmware Revision:  MG2OA5PA
Standards:
	Used: ATA/ATAPI-6 T13 1410D revision 3a 
	Supported: 6 5 4 
Configuration:
	Logical		max	current
	cylinders	16383	16383
	heads		16	16
	sectors/track	63	63
	--
	CHS current addressable sectors:   16514064
	LBA    user addressable sectors:   78140160
	Logical/Physical Sector size:           512 bytes
	device size with M = 1024*1024:       38154 MBytes
	device size with M = 1000*1000:       40007 MBytes (40 GB)
	cache/buffer size  = 7877 KBytes (type=DualPortCache)
Capabilities:
	LBA, IORDY(can be disabled)
	Standby timer values: spec'd by Vendor, no device specific minimum
	R/W multiple sector transfer: Max = 16	Current = 16
	Advanced power management level: 254
	Recommended acoustic management value: 128, current value: 254
	DMA: mdma0 mdma1 mdma2 udma0 udma1 udma2 udma3 udma4 *udma5 
	     Cycle time: min=120ns recommended=120ns
	PIO: pio0 pio1 pio2 pio3 pio4 
	     Cycle time: no flow control=240ns  IORDY flow control=120ns
Commands/features:
	Enabled	Supported:
	   *	SMART feature set
	    	Security Mode feature set
	   *	Power Management feature set
	   *	Write cache
	   *	Look-ahead
	   *	Host Protected Area feature set
	   *	WRITE_BUFFER command
	   *	READ_BUFFER command
	   *	NOP cmd
	   *	Advanced Power Management feature set
	    	Power-Up In Standby feature set
	   *	SET_FEATURES required to spinup after power up
	    	Address Offset Reserved Area Boot
	    	SET_MAX security extension
	    	Automatic Acoustic Management feature set
	   *	Device Configuration Overlay feature set
	   *	Mandatory FLUSH_CACHE
	   *	SMART error logging
	   *	SMART self-test
	    	IDLE_IMMEDIATE with UNLOAD
Security: 
	Master password revision code = 65534
		supported
	not	enabled
	not	locked
		frozen
	not	expired: security count
	not	supported: enhanced erase
	26min for SECURITY ERASE UNIT. 
HW reset results:
	CBLID- above Vih
	Device num = 0 determined by the jumper
Checksum: correct
marc@marc-laptop:~$ sudo killall -9 hdapsd
marc@marc-laptop:~$ ps -efw | grep hdapsd | grep -v grep
marc@marc-laptop:~$ sudo hdapsd
Fri Jan  1 20:11:21 2010: Starting hdapsd
Fri Jan  1 20:11:21 2010: WARNING: You did not supply any devices to protect, trying autodetection.
Fri Jan  1 20:11:21 2010: Adding autodetected device: sda
Fri Jan  1 20:11:21 2010: Selected interface: HDAPS
Fri Jan  1 20:11:21 2010: Selected HDAPS input device: /dev/input/event9
Fri Jan  1 20:11:28 2010: parking
Fri Jan  1 20:11:29 2010: un-parking
Fri Jan  1 20:11:32 2010: parking
Fri Jan  1 20:11:33 2010: un-parking
Fri Jan  1 20:11:36 2010: parking
Fri Jan  1 20:11:37 2010: un-parking