IPC              1429 src/dps8/dps8_cable.c         R_CTLR_IOM (IPC,  ipc,  oval,    firebrick3)
IPC              1591 src/dps8/dps8_cable.c         CTLR_IOM (IPC, ipc)
IPC              1639 src/dps8/dps8_cable.c     CTLR_DEV (IPC, ipc, DISK, DSK, dsk);