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Re: Enable cd/dvd DMA



I have a new Dell Inspiron 9300 with a Sony (slim)
dvdwriter, the drive works great in windows thus I'll
guess the bios is ok and that the drive supports
DMA-but i'll check anyway. Anything else to try?

--- Kam Leo <kam leo gmail com> wrote:

> On 7/10/05, Scot L. Harris <webid cfl rr com> wrote:
> > 
> > On Sun, 2005-07-10 at 21:25, Stephen Armstrong
> wrote:
> > > I'm trying to enable DMA (for hdc) using hdparm
> as
> > > root but when I tried hdparm -d1 /dev/hdc I get
> the
> > > error: hdparm -d1 /dev/hdc not permitted
> > 
> > Check the bios options for the mode your cd/dvd
> player is set for.
> > 
> > I have a mother board that this had to be set
> correctly to allow hdparm
> > to set the DMA mode.
> > 
> > --
> > Scot L. Harris
> > webid cfl rr com
> > 
> 
> Not all CD/CD-RW drives support DMA.  I have 4X and
> 12X CD-RW drives
> which only supports PIO.
> 
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