Part 2 of previous commit.  Add joy_isa.c and joy_pccard.c.
Part 2 of previous commit.  Add joy_isa.c and joy_pccard.c.

Submitted by:	jhb

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