OS-1996 mpt_sas: allow physical topology enumeration in libtopo
Reviewed by: Keith Wesolowski <keith.wesolowski@joyent.com>

*** 20,29 ****
--- 20,32 ----
   */
  
  /*
   * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved.
   */
+ /*
+  * Copyright (c) 2013, Joyent, Inc.  All rights reserved.
+  */
  
  #ifndef _DISK_H
  #define _DISK_H
  
  #include <fm/topo_mod.h>
*** 52,61 ****
--- 55,73 ----
   * Properties for binding group: The binding group required in platform
   * specific xml that describes 'bay' nodes containing internal disks.
   */
  #define TOPO_PGROUP_BINDING             "binding"
  #define TOPO_BINDING_OCCUPANT           "occupant-path"
+ #define TOPO_BINDING_DRIVER             "driver"
+ 
+ /*
+  * The binding group required in platform specific xml that describes 'bay'
+  * nodes containing disks attached to an HBA using the 'mpt_sas' driver.
+  */
+ #define TOPO_BINDING_DEVCTL             "devctl"
+ #define TOPO_BINDING_ENCLOSURE          "enclosure"
+ #define TOPO_BINDING_SLOT               "slot"
  
  /*
   * device node information.
   */
  typedef struct dev_di_node {