Re: hdparm not o.k. ?

[Jacob Bresciani <jacob@etrafficsolutions.com>]

The only other thing that jumps to mind is permissions, I assume  
you're running as root or through sudo?

Jacob Bresciani


"Passwords are like bubble gum, strongest when fresh, should never be  
used by groups and create a sticky mess when left laying around"

-anon


On Sep 19, 2005, at 10:19 AM, Hans wrote:

> Am Montag, 19. September 2005 19:18 schrieben Sie:
>
> > do you have the proper chipset driver for your HD controller or
> > motherboard loaded? if not then DMA won't work because it won't know
> > where/how to turn it on.
> Yes, I have. Chipset is via82xxxx. And the kernel module is loaded !
>
> Hans
>
>
> > Knoppix loads a kernel which probably has your MB /HD  controller
> > loaded so at least you know it will work.
> >
> > Jacob Bresciani
> >
> > "Passwords are like bubble gum, strongest when fresh, should never be
> > used by groups and create a sticky mess when left laying around"
> >
> > -anon
> >
> > On Sep 19, 2005, at 10:04 AM, Hans wrote:
> >
> > > Hi folks,
> > > I tried to improve my settings of the harddrive. These are the
> > > original
> > > settings:
> > >
> > > /dev/hda:
> > >  multcount    = 16 (on)
> > >  IO_support   =  1 (32-bit)
> > >  unmaskirq    =  0 (off)
> > >  using_dma    =  0 (off)
> > >  keepsettings =  0 (off)
> > >  readonly     =  0 (off)
> > >  readahead    = 256 (on)
> > >  geometry     = 16383/255/63, sectors = 195371568, start = 0
> > >
> > > You see, dma is off. When trying to set this to on ( hdparm -d 1 /
> > > dev/hda), I
> > > get this error:
> > >
> > > /dev/hda:
> > >  setting using_dma to 1 (on)
> > >  HDIO_SET_DMA failed: Operation not permitted
> > >  using_dma    =  0 (off)
> > >
> > > could there be a bug in hdparm ? When running knoppix in 32-Bit-
> > > mode it works
> > > fine.
> > >
> > > These are the infos from /dev/hda:
> > >
> > > hdparm -i /dev/hda
> > >
> > > /dev/hda:
> > >
> > >  Model=ST9100823A, FwRev=3.01, SerialNo=3LG02H6A
> > >  Config={ HardSect NotMFM HdSw>15uSec Fixed DTR>10Mbs RotSpdTol>. 
> > > 5% }
> > >  RawCHS=16383/16/63, TrkSize=0, SectSize=0, ECCbytes=4
> > >  BuffType=unknown, BuffSize=8192kB, MaxMultSect=16, MultSect=16
> > >  CurCHS=16383/16/63, CurSects=16514064, LBA=yes, LBAsects=195371568
> > >  IORDY=on/off, tPIO={min:240,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 udma3 udma4 *udma5
> > >  AdvancedPM=yes: unknown setting WriteCache=enabled
> > >  Drive conforms to: ATA/ATAPI-6 T13 1410D revision 2:
> > >
> > >  * signifies the current active mode
> > >
> > > Could it be a bug ??? Any clue ??
> > >
> > > Best regards
> > >
> > > Hans
> > >
> > >
> > > Look at this, please.
> > >
> > >
> > > --
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