> > - Some dummy driver which grabs the resource. The dummy driver would
> > need to be unloaded when the actual driver needs the resources.
>
> This sounds attractive, but it's hard to find the dummy driver when
> you want to open the bidding for one or more devices again. You also end
> up with the ugly case where the device has more resources than the driver
> uses; you end up needing a placeholder of some sort for these as well, so
> you might as well just built it into the way the bus thinks about child
> devices and be done with it.
It was suggested some time ago to do this by having a priority value
that indicates a dummy, say -10000. When a driver is loaded, all dummies
are detached and the probe is restarted. The dummies are quiet if not
cold booting to avoi a storm of dummies announcing themselves again and
again.
Nick
--
Qube Software, Ltd. Private:
[EMAIL PROTECTED] [EMAIL PROTECTED]
[EMAIL PROTECTED]
http://www.qubesoft.com/ http://www.etla.net/~n_hibma/
To Unsubscribe: send mail to [EMAIL PROTECTED]
with "unsubscribe freebsd-hackers" in the body of the message
