[LAU] irq sharing

David Santamauro david.santamauro at gmail.com
Thu Aug 26 14:32:15 UTC 2010


Hi,

On Thu, 26 Aug 2010 07:26:42 -0700
Mark Knecht <markknecht at gmail.com> wrote:

> On Thu, Aug 26, 2010 at 2:08 AM, david <gnome at hawaii.rr.com> wrote:
> > David Santamauro wrote:
> >>
> >> Hi,
> >>
> >> On Tue, 24 Aug 2010 12:46:06 -0700
> >> Niels Mayer <nielsmayer at gmail.com> wrote:
> >>
> >>> On Tue, Aug 24, 2010 at 8:13 AM, David Santamauro <
> >>> david.santamauro at gmail.com> wrote:
> >>>
> >>>> thanks for the time. I only have one PCI slot, but 3 empty PCI-x
> >> interesting angle ...
> >> envy24control (and the new mudita24) register this noise on input
> >> whether devices are plugged in or not. So the noise is clearly
> >> coming from either the delta breakout, card or driver. I've ruled
> >> out the breakout box and card simply by the fact that the noise
> >> doesn't exist on the same hardware with windows7 drivers.
> >
> > Or the Windows drivers are doing something that removes the noise?
> >
> > I have a friend who has a Delta 1010LT in his WindowsXP-based audio
> > workstation. He's never said anything about input noise.
> >
> 
> That would imply that everyone using a 1010LT in Linux would
> experience the same noise, correct?

not necessarily...

Maybe limiting that statement to: 1010LT in linux 64-bit fedora 12 (my
case) -- you could probably even add add driver version.


> 
> If I understand, you are saying that the card, with nothing plugged
> into it, shows noise coming out of the card? If so it sounds like a
> bad card.

In my situation, I can reliably say it is not the card or breakout box
as this input noise is non-existent in windows7 on the same hardware.

David


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