ppbus probe problem

Doug Rabson dfr at nlsystems.com
Thu Mar 18 02:12:56 PST 2004


On Thursday 18 March 2004 10:05, Guido van Rooij wrote:
> On Thu, Mar 18, 2004 at 09:13:33AM +0000, Doug Rabson wrote:
> > I would use something like:
> >
> > static void
> > vpo_identify(driver_t *driver, device_t parent)
> > {
> > 	device_t dev;
> >
> > 	dev = device_find_child(parent, "vpo", 0);
> > 	if (!dev)
> > 		BUS_ADD_CHILD(parent, 0, "vpo", -1);
> > }
>
> So I'll update all of the ppbus drivers that way. Okay?

I think so. Warner, do you have any objections?

In an ideal world, there should be some kind of BUS_UNIDENTIFY method 
which a driver could use to delete the devices it created in 
BUS_IDENTIFY.


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