MFC: Note that the device names in /dev for rp(4) and si(4) have changed.
MFC: Note that the device names in /dev for rp(4) and si(4) have changed.

Requested by:	scottl (sorta, these aren't release notes)

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase