amarok:root # hdparm -I /dev/hda

/dev/hda:

non-removable ATA device, with non-removable media
        Model Number:           IBM-DDLA-21620                          
        Serial Number:                   H50H50D8765
        Firmware Revision:      A20G40  
Standards:
        Used: ATA-3 X3T10 2008D revision 1 
        Supported: 1 2 3 
Configuration:
        Logical         max     current
        cylinders       3152    3152
        heads           16      16
        sectors/track   63      63
        bytes/track:    0               (obsolete)
        bytes/sector:   0               (obsolete)
        current sector capacity: 3177216
        LBA user addressable sectors = 3177216
Capabilities:
        LBA, IORDY(can be disabled)
        Buffer size: 96.0kB     ECC bytes: 4
        Standby timer values: spec'd by Vendor
        r/w multiple sector transfer: Max = 16  Current = 16
        DMA: sdma0 sdma1 sdma2 mdma0 mdma1 *mdma2 
             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:
                Power Management feature set
                Security Mode feature set
                SMART feature set