Re: [rtl] a shared interrupt service routine

[David Schleef <ds@stm.lbl.gov>]

On Thu, Apr 06, 2000 at 01:46:01PM +0900, JunHyeok Heo wrote:
> 
> Hi!
> I am writing a device driver of a video capture card.
> The kernel is 2.2.13-rtl2.0.
> 
> The BIOS of my PC allocates the same irq number to 
> the video capture card and the on-board sound device.
> 
> The ALSA(Advanced Linux Sound Architecture)-driver is used for 
> the on-board sound device.
> Activating both devices resulted in hanging down the system.
> 
> Is it possible to share the same interrupt between the RTL driver 
> and the plain linux driver ?


Nope.  Move the card to a different slot, and hope your motherboard
manufacturer wasn't stupid.  I've seen motherboards where _every_
slot was mapped to IRQ 9.




dave...