Symbol: PPBUS_RDTR
sys/arch/sgimips/hpc/pi1ppc.c
1003
case PPBUS_RDTR:
sys/dev/ic/atppc.c
1407
case PPBUS_RDTR:
sys/dev/ppbus/ppbus_io.h
105
ppbus_io((dev), PPBUS_RDTR, NULL, 0, 0)