[linux-audio-user] IRQ settings and low latency

Mark Knecht markknecht at comcast.net
Mon Mar 15 11:29:33 EST 2004

On Mon, 2004-03-15 at 07:06, Greg Jednaszewski wrote:
> Hi,
> On Sat, Mar 13, 2004 at 08:41:20AM -0800, Mark Knecht wrote:
> > The first column is the hex version of what's in the /cat
> > /proc/interrupts table, and the last column is the vector associated
> > with that interrupt. The priority, as I understand it, is driven by the
> > highest vector number. In the table above vector 'D1' is highest, so you
> > look back at it's IRQ number (16 hex) convert it to decimal (22) and
> > look it up in the /proc/interrupts table and find that in this machine
> > the VIA8233 has the highest priority, followed by USB, then the ICE1712,
> > the radeon, and so on.
> Ah, ok.  This makes sense.  I had found some references to the vector
> table, but nothing complete enough for me to figure out what was going
> on.  Thanks for the explanation.
> Thanks,
> Greg

   Glad to help. If you (or anyone else) finds any information on how to
control the vector table setting, please post back here and let us know.


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