Subject: Re: [linux-audio-user] [Fwd: Re: [ardour-dev] Ardour, IRQs and xruns]
From: Patrick Shirkey (pshirkey_AT_boosthardware.com)
Date: Tue Sep 24 2002 - 20:33:50 EEST
Mark Knecht wrote:
> On most machines with onboard USB, the USB IRQ is shared with one or more
> PCI slots. If this is true on your machine, then you would find the PCI
> devices that share that IRQ and set those slots to the IRQ you want. The USB
> will tag along.
> If you find no PCI devices sharing an IRQ, then try setting the IRQ for
> the slots that have no PCI devices at this time.
Sweet that works for me.
> If none of that works, then you may not be able to change the USB
> controller's IRQ. This is the case for someone else trying to run alsa apps
> on a laptop with an onboard audio chip. We have not been able to change his
> audio chip's IRQ no matter what.
> I hope that's not your situation. We can't get rid of his xruns yet.
Yet another reason to stay with PC hardware where this kind of stuff is
more configurable. (Jorn knows what I'm referring to here ;)
-- Patrick Shirkey - Boost Hardware Ltd. For the discerning hardware connoisseur http://www.boosthardware.com http://www.boosthardware.com/LAU/guide/ ========================================
"Um...symbol_get and symbol_put... They're kindof like does anyone remember like get_symbol and put_symbol I think we used to have..." - Rusty Russell in his talk on the module subsystem
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