diff --git a/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_RA.c b/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_RA.c index 13b37a0ba2..2c5701b5e6 100644 --- a/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_RA.c +++ b/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_RA.c @@ -359,10 +359,23 @@ void nr_schedule_msg2(uint16_t rach_frame, uint16_t rach_slot, if ((scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofDownlinkSymbols > 0) || (scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofUplinkSymbols > 0)) tdd_period_slot++; + // computing start of next period - uint8_t start_next_period = (rach_slot-(rach_slot%tdd_period_slot)+tdd_period_slot)%nr_slots_per_frame[mu]; - *msg2_slot = start_next_period + last_dl_slot_period; // initializing scheduling of slot to next mixed (or last dl) slot - *msg2_frame = (*msg2_slot>(rach_slot))? rach_frame : (rach_frame +1); + int FR = *scc->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.array[0] >= 257 ? nr_FR2 : nr_FR1; + uint8_t start_next_period; + + if (FR==nr_FR1) { + start_next_period = (rach_slot-(rach_slot%tdd_period_slot)+tdd_period_slot)%nr_slots_per_frame[mu]; + *msg2_slot = start_next_period + last_dl_slot_period; // initializing scheduling of slot to next mixed (or last dl) slot + *msg2_frame = (*msg2_slot>(rach_slot))? rach_frame : (rach_frame +1); + } + else { + // in FR2 we need to wait till the second half frame for msg2 since all beams are taken in first half frame by SSBs + if (rach_slot<30) start_next_period = 40; + else start_next_period = 50; + *msg2_slot = start_next_period; + *msg2_frame = (*msg2_slot>(rach_slot))? rach_frame : (rach_frame +1); + } switch(response_window){ case NR_RACH_ConfigGeneric__ra_ResponseWindow_sl1: diff --git a/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band261.tm1.32PRB.usrpn300.conf b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band261.tm1.32PRB.usrpn300.conf index e171b2faa9..47dd68d47d 100644 --- a/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band261.tm1.32PRB.usrpn300.conf +++ b/targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band261.tm1.32PRB.usrpn300.conf @@ -135,6 +135,9 @@ gNBs = # this is SS=0 L=12 initialULBWPstartSymbolAndLength_1 = 69; + initialULBWPk2_2 = 4; + initialULBWPmappingType_2 = 1; + initialULBWPstartSymbolAndLength_2 = 52; msg3_DeltaPreamble = 1; p0_NominalWithGrant =-90;