Re: 2.6.12 sound problem

[Stephen Clark <stephen.clark@earthlink.net>]

Takashi Iwai wrote:

>At Tue, 26 Jul 2005 19:35:55 -0400,
>Stephen Clark wrote:
>  
>
>>Hello List,
>>
>>
>>I recently upgraded my laptop, HP Pavilion N5430, from a 2.4.21 kernel
>>to 2.6.12. As a result of
>>doing this my sound no longer works correctly. It plays the same thing
>>repeatedly some number
>>of times - if it plays at all.
>>
>>Any ideas on how to debug this would be appreciated.
>>
>>Additional info I don't see any interrupts in /proc/interrupts for the
>>Allegro which is on int 5.
>>I just tried the same laptop with knoppix and a 2.4.27 kernel and sound
>>works great and I do
>>see interrupts for Allegro on int 5.
>>    
>>
>
>The irq problem is likely related with ACPI.
>Try to boot once with pci=noacpi.
>
>
>Takashi
>-
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>  
>
Hi Takashi,

I have boot the 2.6.12 kernel with acpi=off pci=noacpi,usepirqmask or I
get a panic or a hang.

I don't have to do this with 2.4.27, anybody know why?

Steve