John Baldwin 573e64d4e2 Add location and pnpinfo strings for puc device ports. The location is
announced during boot and contains the port number.  The pnpinfo string
lists the port type (PUC_TYPE_* constants).

Tested by:	Boris Samorodov  bsam ipt ru
MFC after:	1 week
2011-06-14 18:19:48 +00:00
..
2011-06-06 15:33:15 +00:00