usb module orginization
Bernd Walter
ticso at cicely12.cicely.de
Mon Jul 7 16:09:18 PDT 2003
On Mon, Jul 07, 2003 at 03:54:16PM -0700, John-Mark Gurney wrote:
> Bernd Walter wrote this message on Tue, Jul 08, 2003 at 00:46 +0200:
> > On Mon, Jul 07, 2003 at 03:35:59PM -0700, John-Mark Gurney wrote:
> > > Bernd Walter wrote this message on Tue, Jul 08, 2003 at 00:15 +0200:
> > > > Also it would be a great idea to split the usb module into usb, ehci,
> > > > ohci, uhci and maybe uhub.
> > >
> > > -current is broken wrt split usb modules. when you set usbd_enable="YES"
> > > in rc.conf, it only loads the usb device. If you then load ugen or any
> > > other device, any existing devices are not reprobed. You have to unplug
> > > and replug the device back in. So if you broke uhub out, then you'd
> > > be in even work trouble since you can't disconnect the internal hub to
> > > magicly make it appear.
> >
> > uhub support is mandantory - just make it an dependency of usb.
> > Naturally usb need to be a dependency to the controller modules.
>
> but usb is a dependancy of uhub. so, which do you load first? :)
Mmm - yes a bad idea - Ok don't split usb and uhub until there is a
good solution on how this can be handled.
> > For the reprobing thing - it's easy to write a userland tool which
> > cycles the port to get a reprobe - I thought about writing one since a
> > while.
>
> why doesn't usbd do this? we shouldn't need another program to do
> this.
If a user wants to reprobe or reset a device he needs a command line
tool not a daemon.
usbd is a daemon and idealy it should be replaced by devd some day.
--
B.Walter BWCT http://www.bwct.de
ticso at bwct.de info at bwct.de
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