Re: USB troubles with SB600/SB700 chipsets

[Christoph Egger <Christoph_Egger%gmx.de@localhost>]

Markus W Kilbinger wrote:
>>>>>> "Christoph" == Christoph Egger <Christoph_Egger%gmx.de@localhost> writes:
> 
>     >> everyone with an AMD SB600 or SB700 chipset, please test
>     >> attached patch!
>     >> 
>     >> Attached patch is intended to avoid USB subsystem hang symptoms
>     >> on all AMD SB600 revisions and AMD SB700 south bridge revision
>     >> A12 and A13.
>     >> [...]
>     >> This should also address PR 40056 (I put the submitter of PR
>     >> 40056 on CC).
> 
> I (PR 40056 submitter) tested your patch with my
> 
>   ATI Technologies SB700/SB800 USB EHCI Controller (rev. 0x00)
> 
> with my amd64 kernel. Patch itself applied flawlessly, but after the
> new kernel amdehci didn't match in my case. Sprinkling some printf's
> showed that (in amdehci_sb700_match)
> 
>   PCI_REVISION(pa->pa_id) == 0x02

Can you show me the dmesg lines of your SMBus Controller, please ?

> for my mainboard (under amd64).
> 
> Extending the switch-case's of that function with this value (0x02)
> made the kernel panicing during further usb processing (though amdehci
> matches now I guess ;-)).
> 
> So, there's is something different in my case...
> 
> Any information I can provide / you need for further analysis?
> 
> Regards, Markus.