On Wed, Apr 23, 2008 at 03:00:14AM -0300, Rafael Fontenelle wrote:
> Hi all.
>
> I got a very old notebook running debian 4.0 with kernel 2.6.25 and 2.6.21.
> It has a 4GB IDE harddisk. I'm trying to enable DMA with hdparm, but it is
> not working.
>
> The command I run and its output are:
>
> # hdparm -qc3 -qm16 -qd1 -qX66 -qS120 /dev/hda
> HDIO_SET_DMA failed: Operation not permitted
>
> Did someone get this message before or know to solve it?
You could try putting:
dma=on
as a kernel option in your /boot/grub/menu.lst (if you are using grub)
i.e.
kernel /boot/vmlinuz root=/dev/hda1 ro vga=791 dma=on
Reboot, then see if it is turned on. hdparm will list the settings.
--
Chris.
======
"One, with God, is always a majority, but many a martyr has been burned
at the stake while the votes were being counted." -- Thomas B. Reed
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