[clue] [tech] linux driver for old IDE chipset?

Collins Richey crichey at gmail.com
Thu Jun 9 16:42:23 MDT 2011


On Thu, Jun 9, 2011 at 3:14 PM, Jim Ockers <ockers at ockers.net> wrote:
> Hi CLUEbies,
>
> It is unusual for something like this to stump me but I just can't seem to
> figure out how it is supposed to work.  I have a Linux system with the
> following IDE controller:
>
. . .

> This is a STPC Atlas IDE from STMicroelectronics (formerly SGS Thomson
> Microelectronics).  It is PCI id 104a:0228.
>
> The Linux driver used for this apparently doesn't allow or support DMA, I
> think.  I really need to turn DMA on.

Maybe I'm missing something, but ... if the device (???) and driver
(for sure) doesn't support DMA, aren't you flirting with disaster if
you somehow manage to enable DMA?

-- 
Collins Richey
     If you fill your heart with regrets of yesterday and the worries
     of tomorrow, you have no today to be thankful for.


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