Re: [BUG] buggy ali5451 driver

[Olivier Ricordeau <olivier.ricordeau@wanadoo.fr>]

Takashi Iwai wrote:
> At Mon, 04 Nov 2002 12:47:52 +0100,
> Thierry Vignaud wrote:
> 
>>regarding ali5451 problems that show up on kml, i just had access to
>>oliver's laptop which has the infamous ali5451.
>>
>>both oss' trident and alsa's snd-ali5451 cannot 
>>
>># modprobe snd-ali5451
>>PCI: Found IRQ 4 for device 00:08:0
>>URQ routing conflict for 00:08:0, have irq 5, want irq 4
>>
>>then kernel cries:
>>hda: status timeout: status=0x80 { Busy }
>>hda: DMA disabled
>>hda: drive not ready for command.
>>
>>disks cannot anymore be accessed. the system is still fine (no oops,
>>no freeze).
>>the vfs & ext3 then ended in I/O error since the disks answered
>>themselves busy to the eide controller.
> 
> 
> i know of similar problem with this.  they were much severe, caused
> kernel panic eventually.
> 
> 
>>the bugs ali5451 chips suffer may be related to :
>>
>>- either the poor ressources allocation on laptios, which is poorer &
>>  poorer since acpi "invade" laptops
> 
>  
> i suspect this.  can he disable acpi support?
> 

I can... if you explain me how to do this... A kernel option at boot 
time ?. Though I've used Linux for a few years, I'm quite a newbie 
regarding kernel stuffs.

> 
> Takashi
> 


-- 

  -= *Olivier RICORDEAU* =-   |  ICQ: 65452304
  Ing1 EPITA Millesime 2005   | Phone: 0686720852
           olivier.ricordeau@wanadoo.fr
          _Might the source be with you_



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