PKP
PKP("TX delay = %ums", 10 * bc->ch_params.tx_delay);
PKP("p persistence = %u", bc->ch_params.ppersist);
PKP("slot time = %ums", bc->ch_params.slottime);
PKP("TX tail = %ums", bc->ch_params.tx_tail);
PKP("%s duplex", bc->ch_params.fulldup ? "full" : "half");
PKP("TX delay = %ums", 10 * s->ch_params.tx_delay);
PKP("p persistence = %u", s->ch_params.ppersist);
PKP("slot time = %ums", s->ch_params.slottime);
PKP("TX tail = %ums", s->ch_params.tx_tail);
PKP("%s duplex", s->ch_params.fulldup ? "full" : "half");