RECV_CONTROL_REG_W
bus_space_write_2(bst, bsh, RECV_CONTROL_REG_W, 0);
bus_space_write_2(bst, bsh, RECV_CONTROL_REG_W, RCR_SOFTRESET);
bus_space_write_2(bst, bsh, RECV_CONTROL_REG_W, 0);
bus_space_write_2(bst, bsh, RECV_CONTROL_REG_W, tmp);