LOCAL: preliminary topo mapping for Richmond-A disk bays

*** 46,55 ****
                  SUNW,Sun-Fire-X4200-Server \
                  SUNW,Sun-Fire-X4200-M2 \
                  SUNW,Netra-X4200-M2 \
                  SUNW,Sun-Fire-X4500 \
                  SUNW,Sun-Fire-X4540 \
!                 SUNW,Sun-Fire-X4600-M2
  
  SUBDIRS = $($(MACH)_SUBDIRS)
  
  include ../../Makefile.subdirs
--- 46,56 ----
                  SUNW,Sun-Fire-X4200-Server \
                  SUNW,Sun-Fire-X4200-M2 \
                  SUNW,Netra-X4200-M2 \
                  SUNW,Sun-Fire-X4500 \
                  SUNW,Sun-Fire-X4540 \
!                 SUNW,Sun-Fire-X4600-M2 \
!                 Joyent,Joyent-Compute-Platform-1101
  
  SUBDIRS = $($(MACH)_SUBDIRS)
  
  include ../../Makefile.subdirs