[ltp] T40: DMA Mode

Thomas de Grenier de Latour linux-thinkpad@linux-thinkpad.org
Fri, 7 Nov 2003 18:00:55 +0100


On Fri, 7 Nov 2003 17:28:19 +0100
markus@nospers.de wrote:

> > On Fri, 7 Nov 2003 16:34:02 +0100
> > Wait, doesn't this means you do have DMA enabled?
> doh, i forgot this one:
> 
> # hdparm -d1 /dev/hda
> /dev/hda:
>  setting using_dma to 1 (on)
>  HDIO_SET_DMA failed: Operation not permitted
>  using_dma    =  0 (off)

May be a wrong kernel config. Can you also send the output of:
  # egrep 'DMA|PIIX' /usr/src/linux/.config

-- 
TGL.