Submitted 11-Aug-00 by Wolfgang Bornath:
> Hi,
> 'hdparm -d1' generates the proper output that dma-access is now
> activated for hda. As soon as the hd is accessed the whole
> system freezes with the red hd-light on.
> Any ideas? As for the values of the hd one should assume it
> should work with dma-access.
I have seen similar in reverse. Switching from DMA to PIO modes on an
EIDE interface with a (U)DMA drive (I was testing as well). Essentially,
it seems the drive needs to have that set in the BIOS before hdparm can
do anything with it.
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