At Tue, 28 Oct 2003 11:20:14 +0100,
Milos Prudek wrote:
> 
> I have Gravis Ultrasound PnP. It's an ISA card.
> 
> It works reliably in Mandrake 9.0. No installation of alsa from sources 
> was necessary (unlike older Red Hat distros). The example line from alsa 
> docs "options isapnp isapnp_reserve_irq=9,10,11,12,13" was sufficient. 
> In Mandrake 9.0, my GUS PnP uses IRQ 5.
> 
> In the brand new Mandrake 9.2, GUS uses IRQ 12. This renders my PS/2 
> mouse quite dead, as it needs IRQ 12, too. The above line 
> isapnp_reserve_irq does not work. GUS sits stubbornly on IRQ 12.
> 
> I have both Mandrake 9.0 and 9.2 on my disk. 9.0 works fine (sound and 
> mouse), 9.2 does not. So the IRQ is not dictated by the soundcard.
> 
> How can I force GUS to use IRQ 5?

add the module option of isa-pnp:

        options isapnp isapnp_reserve_irq=12

so that irq 12 is not used by isa-pnp.


Takashi


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