"Dunlap, Randy" wrote:
> The question is why did it work in 2.3.30 and not work now.
> > > > I have an OHCI hub cardbus adapter and a built-in UHCI hub.
> > > > Many development kernels ago (~2.3.30) I had gotten the
> > > > OHCI card working. Now with 2.3.99-pre9 and the uhci and
> > > > usb-ohci drivers built into the kernel, the OHCI hub is not
> > > > detected.
I seem to conclude from this it used to be modules... so this worked
already...
> For 2.4 I expect that Johan's setup in /etc/modules.conf
> (no longer conf.modules IIRC) will be the trick.
I still run an old modutils... the redhat 6.0 one i think ...
too lazy to upgrade. ;-)
> <fuzzy>
> I was thinking about (in the future, like 2.5) experimenting
> with enabling the USB HC interrupt (first find/identify it)
> and seeing if it ever needed irq service, but since USB
> is a master-slave protocol, this won't happen. A HC driver
> must be there at a minimum to see any USB device activity.
> Currently HCDs require usbcore.o also. Maybe we could
> modify the HCDs to be lazy about loading & registering with
> usbcore, but then the usbcore symbols would need to be
> "optional."
> </fuzzy>
how can symbols be made optional ?
If we could do that, we would also have a solution for firmware downloads...
Load a modules with the firmware and the code to download it (to accomodate
different download processes/checks/replies for different firmware versions),
unload it afterwards...
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