Re: Problems with nVidia nForce 520 Chipset

[Tejun Heo <htejun@gmail.com>]

Craig Block wrote:
> --- Tejun Heo <htejun@gmail.com> wrote:
>> Craig Block wrote:
>>> I'm having a problem getting Linux to handle the SATA drives and
>>> controllers on a new computer with an ASUS M2N-X motherboard.  This is a 
>>> socket AM2 board and has an nVidia nForce 520 chipset.
>> Does 'noapic' kernel parameter help?
> 
> Unfortunately, no.  I also tried noapic with nolapic, nomsi, and pci=nobios.  
> 
> I believe it boils down to the following line I'm seeing in the dmesg output;  
> 
> ata1.00: failed to IDENTIFY (I/O error, err_mask=0x4)

Which is most likely caused by IRQ misrouting as indicated by the APIC
error.  I suggest you to post a new message to LKML with title "IRQ
delivery problem on nForce520" and cc linux-ide.  That should attract
the attention of the right people.

Thanks.

-- 
tejun