*IT WORKS* Re: CardBus USB 2.0 Controller (NEC uPD)

Bernd Walter ticso at cicely12.cicely.de
Thu Jun 12 05:30:12 PDT 2003


On Thu, Jun 12, 2003 at 01:10:24AM -0700, John-Mark Gurney wrote:
> Craig Boston wrote this message on Wed, Jun 11, 2003 at 22:44 -0500:
> > Believe it or not, after futzing with the debugger for hours, reading the OHCI 
> > spec, and trying to figure out why writing to the control registers works 
> > exactly as it should but the card seems to ignore the ED list, I decided to 
> > try something completely crazy and put the line
> > 
> > pci_enable_busmaster(self);
> > 
> > near the top of ohci_attach() in ohci_pci.c
> > 
> > ...and it worked!  I believe my first words upon seeing "ums0: <blah blah>" 
> > were "You have GOT to be kidding me."
> 
> Hey, thanks for the great work.   This got me past the same problem on
> the sparc box I have, but now I'm getting tons of:
> usb0: 198 scheduling overruns

usb is not available on other 64 bit platforms than alpha.
We need busdma support in the controller drivers first.

-- 
B.Walter                   BWCT                http://www.bwct.de
ticso at bwct.de                                  info at bwct.de



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