[Comm] сменить режим

[Van Petrov]

Andrei Lomov пишет:
> Van Petrov wrote:
> 
>>> + man hdparm
>>>
>> /sbin/hdparm -Q /dev/hdd:
>>   HDIO_GET_QDMA failed: Function not implemented
> 
> # /usr/sbin/hdparm -i /dev/hdd
> 

Model=BENQ DVD DD DW1620, FwRev=B7W9, SerialNo=99B5C152F345309976PP
  Config={ Fixed Removeable DTR<=5Mbs DTR>10Mbs nonMagnetic }
  RawCHS=0/0/0, TrkSize=0, SectSize=0, ECCbytes=0
  BuffType=unknown, BuffSize=0kB, MaxMultSect=0
  (maybe): CurCHS=0/0/0, CurSects=0, LBA=yes, LBAsects=0
  IORDY=yes, tPIO={min:120,w/IORDY:120}, tDMA={min:120,rec:120}
  PIO modes:  pio0 pio1 pio2 pio3 pio4
  DMA modes:  mdma0 mdma1 mdma2
  UDMA modes: udma0 udma1 *udma2
  AdvancedPM=no

  * signifies the current active mode

Мне надо mdma2
Как это выставить?