On Apr 7, 2005 10:09 AM, Conor Wynne <weeboy at conorwynne.com> wrote:
>root at charzard:~ # hdparm -c3 -d1 -m16 -k1 /dev/hda
>> /dev/hda:
> setting 32-bit IO_support flag to 3
> setting multcount to 16
> setting using_dma to 1 (on)
> HDIO_SET_DMA failed: Operation not permitted
Could you have DMA disabled in the kernel?
Or have DMA disabled, but not have enabled a specific driver for your
chipset (I haven't run into this problem, so no idea if such a
misconfiguration would actually manifest itself like this)
Michael
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