ESA_HW_VOL_COUNTER_MASTER  877 dev/pci/esa.c  		event = bus_space_read_1(iot, ioh, ESA_HW_VOL_COUNTER_MASTER);
ESA_HW_VOL_COUNTER_MASTER  890 dev/pci/esa.c  		bus_space_write_1(iot, ioh, ESA_HW_VOL_COUNTER_MASTER, 0x88);