Re: Loading both the pata_atiixp and the ahci driver causes problems

Jon Masters
2007-03-16T02:14:52Z

Chuck Ebbert wrote:

> If you try to load both the pata_atiixp and the ahci driver
> (for the same ATI SB600 adapter), very strange things happen.
> The AHCI driver churns for three minutes or so, spewing
> messages like this, then nothing works:
>
> <6>ata3: SATA link up 3.0 Gbps (SStatus 123 SControl 300)
> <4>ata3.00: qc timeout (cmd 0xec)
> <4>ata3.00: failed to IDENTIFY (I/O error, err_mask=0x104)

> Shouldn't it be able to tell the device has already been
> claimed by some other driver?

One would assume it'd fail to grab the PCI IO ranges twice? I haven't
looked at the code but I have seen this bug mentioned elsewhere so I
might well end up having to do that yet :-)

Jon.