Messages in this thread | | | Date | Fri, 6 Jun 2003 19:21:20 +0200 | From | Stephan von Krawczynski <> | Subject | Re: How to turn off ide dma ... |
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On Fri, 6 Jun 2003 10:22:52 -0700 Ho Lee <Ho_Lee@sdesigns.com> wrote:
> > ide=nodma option would help you. It disables DMA on every > IDE interfaces.
Thanks, I know that. My problem is disabling DMA on _certain_ ide devices, while others remain with DMA enabled. How do you do that?
Regards, Stephan
> Regards, > Ho > > -----Original Message----- > From: Stephan von Krawczynski [mailto:skraw@ithnet.com] > Sent: Friday, June 06, 2003 5:25 AM > To: linux-kernel > Subject: How to turn off ide dma ... > > > for certain devices as boot-option in kernel 2.4.20 ? > > E.g. you have three devices and want one of them (not all) to come up PIO > instead of DMA. > As using hdparm gives errors and delays for about 20-30 seconds on this > device > it would be better to turn it off right from the beginning. > > Regards, > Stephan - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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