pxa27x_udc: Oops on probe with usb cable connected.

[Antonio Ospite]

On Fri, 02 Jul 2010 20:17:42 +0200
Robert Jarzmik <robert.jarzmik at free.fr> wrote:

> Antonio Ospite <ospite at studenti.unina.it> writes:
> > Note that using the original blob bootloader from Motorola there is no
> > Oops but the UDC does not work at all, but maybe this is another
> > issue, I mean: should pxa27x_udc probe consider the case when UDC is
> > already active?
> It was not designed for, but it actually works on my platform, when I launch
> linux kernel from haret without disabling the UDC.
>

I see.

> > Tell me how can i help debugging this, I've put the binary and the
> > disassembled code in http://people.openezx.org/ao2/tmp/pxa27x-udc_BUG/
> > plus some notes about old discussions on the same matter.
> There are a few things I can do with a little more information.
> 
>  - Prevent gcc from being too smart by inlining functions : I think the right
>    flag is -fno-inline. This will prevent irq_handle_data() and others to be
>    inlined into pxa_udc_irq(), and ease the debugging.
>

Done that as well this time. See
http://people.openezx.org/ao2/tmp/pxa27x-udc_BUG/
I replaced the old files with the new ones as per your instructions.

Thanks,
   Antonio

-- 
Antonio Ospite
http://ao2.it

PGP public key ID: 0x4553B001

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