bhnd_bus_write_1
bhnd_bus_write_1(r, offset, *(const uint8_t *)value);
DEVMETHOD(bhnd_bus_write_1, bhnd_write_1),
DEVMETHOD(bhnd_bus_write_1, bhndb_bus_write_1),
bhnd_bus_write_1(r, offset, *(const uint8_t *)value);