RXN_ADR_CTL_MCST
ctl |= __SHIFTIN(RXN_ADR_CTL_MCST_ACCEPT, RXN_ADR_CTL_MCST);
ctl |= __SHIFTIN(RXN_ADR_CTL_MCST_AFCAM, RXN_ADR_CTL_MCST);
ctl |= __SHIFTIN(RXN_ADR_CTL_MCST_REJECT, RXN_ADR_CTL_MCST);