On Sep 27, 2006, at 4:41 PM, matthew sporleder wrote:

> It's basically a file that defines which hardware gets called what (my
> bge0 is at /rawdevices/pci1,network/0).  If you cached usb disks in
> there, they would always come back to the same place until you ran a
> tool to clear that cache (devfsadm on solaris) and re-scan all the
> hardware.  This would also allow easy re-ordering of things like
> network cards through probe-ordering and the like.

Won't work for e.g. USB -- the the bus identifiers can change  
dynamically.

-- thorpej