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filling config request, adjustment of prach functions and remove hardcoding from sib1

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This commit is contained in:
francescomani
2021-04-14 15:03:25 +02:00
parent 7e5ef00996
commit 0fac0ee70c
13 changed files with 304 additions and 90 deletions
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openair1/SIMULATION/NR_PHY/dlsim.c
+1 -1
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@@ -866,7 +866,7 @@ int main(int argc, char **argv)
rrc.carrier.MIB = (uint8_t*) malloc(4);
rrc.carrier.sizeof_MIB = do_MIB_NR(&rrc,0);
nr_rrc_mac_config_req_ue(0,0,0,rrc.carrier.mib.message.choice.mib,secondaryCellGroup);
nr_rrc_mac_config_req_ue(0,0,0,rrc.carrier.mib.message.choice.mib,NULL,secondaryCellGroup);
nr_dcireq_t dcireq;
openair1/SIMULATION/NR_PHY/ulsim.c
+1 -1
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@@ -726,7 +726,7 @@ int main(int argc, char **argv)
rrc.carrier.MIB = (uint8_t*) malloc(4);
rrc.carrier.sizeof_MIB = do_MIB_NR(&rrc,0);
nr_rrc_mac_config_req_ue(0,0,0,rrc.carrier.mib.message.choice.mib,secondaryCellGroup);
nr_rrc_mac_config_req_ue(0,0,0,rrc.carrier.mib.message.choice.mib,NULL,secondaryCellGroup);
nr_ue_phy_config_request(&UE_mac->phy_config);
openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.c
+2 -2
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@@ -1179,12 +1179,12 @@ int get_format0(uint8_t index,
return format;
}
int64_t *get_prach_config_info(uint32_t pointa,
int64_t *get_prach_config_info(frequency_range_t freq_range,
uint8_t index,
uint8_t unpaired) {
int64_t *prach_config_info_p;
if (pointa > 2016666) { //FR2
if (freq_range == FR2) { //FR2
prach_config_info_p = table_6_3_3_2_4_prachConfig_Index[index];
}
else { // FR1
openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.h
+1 -1
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@@ -113,7 +113,7 @@ int ul_ant_bits(NR_DMRS_UplinkConfig_t *NR_DMRS_UplinkConfig,long transformPreco
int get_format0(uint8_t index, uint8_t unpaired,frequency_range_t);
int64_t *get_prach_config_info(uint32_t pointa,
int64_t *get_prach_config_info(frequency_range_t freq_range,
uint8_t index,
uint8_t unpaired);
openair2/LAYER2/NR_MAC_UE/config_ue.c
+184 -15
View File
@@ -34,6 +34,8 @@
#include "NR_MAC_UE/mac_proto.h"
#include "NR_MAC-CellGroupConfig.h"
#include "LAYER2/NR_MAC_COMMON/nr_mac_common.h"
#include "common/utils/nr/nr_common.h"
#include "executables/softmodem-common.h"
int set_tdd_config_nr_ue(fapi_nr_config_request_t *cfg,
int mu,
@@ -141,9 +143,167 @@ int set_tdd_config_nr_ue(fapi_nr_config_request_t *cfg,
}
void config_common_ue_sa(NR_UE_MAC_INST_t *mac,
module_id_t module_id,
int cc_idP) {
fapi_nr_config_request_t *cfg = &mac->phy_config.config_req;
NR_ServingCellConfigCommonSIB_t *scc = mac->scc_SIB;
mac->phy_config.Mod_id = module_id;
mac->phy_config.CC_id = cc_idP;
LOG_D(MAC, "Entering SA UE Config Common\n");
// carrier config
cfg->carrier_config.dl_bandwidth = config_bandwidth(scc->downlinkConfigCommon.frequencyInfoDL.scs_SpecificCarrierList.list.array[0]->subcarrierSpacing,
scc->downlinkConfigCommon.frequencyInfoDL.scs_SpecificCarrierList.list.array[0]->carrierBandwidth,
*scc->downlinkConfigCommon.frequencyInfoDL.frequencyBandList.list.array[0]->freqBandIndicatorNR);
uint64_t dl_bw_khz = (12*scc->downlinkConfigCommon.frequencyInfoDL.scs_SpecificCarrierList.list.array[0]->carrierBandwidth)*
(15<<scc->downlinkConfigCommon.frequencyInfoDL.scs_SpecificCarrierList.list.array[0]->subcarrierSpacing);
cfg->carrier_config.dl_frequency = (downlink_frequency[cc_idP][0]/1000) - (dl_bw_khz>>1);
for (int i=0; i<5; i++) {
if (i==scc->downlinkConfigCommon.frequencyInfoDL.scs_SpecificCarrierList.list.array[0]->subcarrierSpacing) {
cfg->carrier_config.dl_grid_size[i] = scc->downlinkConfigCommon.frequencyInfoDL.scs_SpecificCarrierList.list.array[0]->carrierBandwidth;
cfg->carrier_config.dl_k0[i] = scc->downlinkConfigCommon.frequencyInfoDL.scs_SpecificCarrierList.list.array[0]->offsetToCarrier;
}
else {
cfg->carrier_config.dl_grid_size[i] = 0;
cfg->carrier_config.dl_k0[i] = 0;
}
}
cfg->carrier_config.uplink_bandwidth = config_bandwidth(scc->uplinkConfigCommon->frequencyInfoUL.scs_SpecificCarrierList.list.array[0]->subcarrierSpacing,
scc->uplinkConfigCommon->frequencyInfoUL.scs_SpecificCarrierList.list.array[0]->carrierBandwidth,
scc->uplinkConfigCommon->frequencyInfoUL.frequencyBandList==NULL ?
*scc->downlinkConfigCommon.frequencyInfoDL.frequencyBandList.list.array[0]->freqBandIndicatorNR :
*scc->uplinkConfigCommon->frequencyInfoUL.frequencyBandList->list.array[0]->freqBandIndicatorNR);
if (scc->uplinkConfigCommon->frequencyInfoUL.absoluteFrequencyPointA == NULL)
cfg->carrier_config.uplink_frequency = cfg->carrier_config.dl_frequency;
else
// TODO check if corresponds to what reported in SIB1
cfg->carrier_config.uplink_frequency = (downlink_frequency[cc_idP][0]/1000) + uplink_frequency_offset[cc_idP][0];
for (int i=0; i<5; i++) {
if (i==scc->uplinkConfigCommon->frequencyInfoUL.scs_SpecificCarrierList.list.array[0]->subcarrierSpacing) {
cfg->carrier_config.ul_grid_size[i] = scc->uplinkConfigCommon->frequencyInfoUL.scs_SpecificCarrierList.list.array[0]->carrierBandwidth;
cfg->carrier_config.ul_k0[i] = scc->uplinkConfigCommon->frequencyInfoUL.scs_SpecificCarrierList.list.array[0]->offsetToCarrier;
}
else {
cfg->carrier_config.ul_grid_size[i] = 0;
cfg->carrier_config.ul_k0[i] = 0;
}
}
mac->nr_band = *scc->downlinkConfigCommon.frequencyInfoDL.frequencyBandList.list.array[0]->freqBandIndicatorNR;
mac->frame_type = get_frame_type(mac->nr_band, get_softmodem_params()->numerology);
// cell config
cfg->cell_config.phy_cell_id = mac->physCellId;
cfg->cell_config.frame_duplex_type = mac->frame_type;
// SSB config
cfg->ssb_config.ss_pbch_power = scc->ss_PBCH_BlockPower;
cfg->ssb_config.scs_common = get_softmodem_params()->numerology;
// SSB Table config
cfg->ssb_table.ssb_offset_point_a = scc->downlinkConfigCommon.frequencyInfoDL.offsetToPointA;
cfg->ssb_table.ssb_period = scc->ssb_PeriodicityServingCell;
cfg->ssb_table.ssb_subcarrier_offset = mac->ssb_subcarrier_offset;
if (mac->frequency_range == FR1){
cfg->ssb_table.ssb_mask_list[0].ssb_mask = scc->ssb_PositionsInBurst.inOneGroup.buf[0]<<24;
cfg->ssb_table.ssb_mask_list[1].ssb_mask = 0;
}
else{
for (int i=0; i<8; i++){
if ((scc->ssb_PositionsInBurst.groupPresence->buf[0]>>(7-i))&0x01)
cfg->ssb_table.ssb_mask_list[i>>2].ssb_mask |= scc->ssb_PositionsInBurst.inOneGroup.buf[0]<<(24-8*(i%4));
}
}
// TDD Table Configuration
if (scc->tdd_UL_DL_ConfigurationCommon->pattern1.ext1 == NULL)
cfg->tdd_table.tdd_period = scc->tdd_UL_DL_ConfigurationCommon->pattern1.dl_UL_TransmissionPeriodicity;
else {
AssertFatal(scc->tdd_UL_DL_ConfigurationCommon->pattern1.ext1->dl_UL_TransmissionPeriodicity_v1530 != NULL,
"scc_SIB->tdd_UL_DL_ConfigurationCommon->pattern1.ext1->dl_UL_TransmissionPeriodicity_v1530 is null\n");
cfg->tdd_table.tdd_period = *scc->tdd_UL_DL_ConfigurationCommon->pattern1.ext1->dl_UL_TransmissionPeriodicity_v1530;
}
if(cfg->cell_config.frame_duplex_type == TDD){
LOG_I(MAC,"Setting TDD configuration period to %d\n", cfg->tdd_table.tdd_period);
int return_tdd = set_tdd_config_nr_ue(cfg,
scc->uplinkConfigCommon->frequencyInfoUL.scs_SpecificCarrierList.list.array[0]->subcarrierSpacing,
scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofDownlinkSlots,
scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofDownlinkSymbols,
scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofUplinkSlots,
scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofUplinkSymbols
);
if (return_tdd !=0)
LOG_E(PHY,"TDD configuration can not be done\n");
else
LOG_I(PHY,"TDD has been properly configurated\n");
}
// PRACH configuration
uint8_t nb_preambles = 64;
if(scc->uplinkConfigCommon->initialUplinkBWP.rach_ConfigCommon->choice.setup->totalNumberOfRA_Preambles != NULL)
nb_preambles = *scc->uplinkConfigCommon->initialUplinkBWP.rach_ConfigCommon->choice.setup->totalNumberOfRA_Preambles;
cfg->prach_config.prach_sequence_length = scc->uplinkConfigCommon->initialUplinkBWP.rach_ConfigCommon->choice.setup->prach_RootSequenceIndex.present-1;
if (scc->uplinkConfigCommon->initialUplinkBWP.rach_ConfigCommon->choice.setup->msg1_SubcarrierSpacing)
cfg->prach_config.prach_sub_c_spacing = *scc->uplinkConfigCommon->initialUplinkBWP.rach_ConfigCommon->choice.setup->msg1_SubcarrierSpacing;
else
cfg->prach_config.prach_sub_c_spacing = scc->downlinkConfigCommon.frequencyInfoDL.scs_SpecificCarrierList.list.array[0]->subcarrierSpacing;
cfg->prach_config.restricted_set_config = scc->uplinkConfigCommon->initialUplinkBWP.rach_ConfigCommon->choice.setup->restrictedSetConfig;
switch (scc->uplinkConfigCommon->initialUplinkBWP.rach_ConfigCommon->choice.setup->rach_ConfigGeneric.msg1_FDM) {
case 0 :
cfg->prach_config.num_prach_fd_occasions = 1;
break;
case 1 :
cfg->prach_config.num_prach_fd_occasions = 2;
break;
case 2 :
cfg->prach_config.num_prach_fd_occasions = 4;
break;
case 3 :
cfg->prach_config.num_prach_fd_occasions = 8;
break;
default:
AssertFatal(1==0,"msg1 FDM identifier %ld undefined (0,1,2,3) \n", scc->uplinkConfigCommon->initialUplinkBWP.rach_ConfigCommon->choice.setup->rach_ConfigGeneric.msg1_FDM);
}
cfg->prach_config.num_prach_fd_occasions_list = (fapi_nr_num_prach_fd_occasions_t *) malloc(cfg->prach_config.num_prach_fd_occasions*sizeof(fapi_nr_num_prach_fd_occasions_t));
for (int i=0; i<cfg->prach_config.num_prach_fd_occasions; i++) {
cfg->prach_config.num_prach_fd_occasions_list[i].num_prach_fd_occasions = i;
if (cfg->prach_config.prach_sequence_length)
cfg->prach_config.num_prach_fd_occasions_list[i].prach_root_sequence_index = scc->uplinkConfigCommon->initialUplinkBWP.rach_ConfigCommon->choice.setup->prach_RootSequenceIndex.choice.l139;
else
cfg->prach_config.num_prach_fd_occasions_list[i].prach_root_sequence_index = scc->uplinkConfigCommon->initialUplinkBWP.rach_ConfigCommon->choice.setup->prach_RootSequenceIndex.choice.l839;
cfg->prach_config.num_prach_fd_occasions_list[i].k1 = NRRIV2PRBOFFSET(scc->uplinkConfigCommon->initialUplinkBWP.genericParameters.locationAndBandwidth, MAX_BWP_SIZE) +
scc->uplinkConfigCommon->initialUplinkBWP.rach_ConfigCommon->choice.setup->rach_ConfigGeneric.msg1_FrequencyStart +
(get_N_RA_RB(cfg->prach_config.prach_sub_c_spacing, scc->uplinkConfigCommon->frequencyInfoUL.scs_SpecificCarrierList.list.array[0]->subcarrierSpacing ) * i);
cfg->prach_config.num_prach_fd_occasions_list[i].prach_zero_corr_conf = scc->uplinkConfigCommon->initialUplinkBWP.rach_ConfigCommon->choice.setup->rach_ConfigGeneric.zeroCorrelationZoneConfig;
cfg->prach_config.num_prach_fd_occasions_list[i].num_root_sequences = compute_nr_root_seq(scc->uplinkConfigCommon->initialUplinkBWP.rach_ConfigCommon->choice.setup,
nb_preambles, mac->frame_type, mac->frequency_range);
//cfg->prach_config.num_prach_fd_occasions_list[i].num_unused_root_sequences = ???
}
cfg->prach_config.ssb_per_rach = scc->uplinkConfigCommon->initialUplinkBWP.rach_ConfigCommon->choice.setup->ssb_perRACH_OccasionAndCB_PreamblesPerSSB->present-1;
}
void config_common_ue(NR_UE_MAC_INST_t *mac,
module_id_t module_id,
int cc_idP) {
module_id_t module_id,
int cc_idP) {
fapi_nr_config_request_t *cfg = &mac->phy_config.config_req;
NR_ServingCellConfigCommon_t *scc = mac->scc;
@@ -280,7 +440,7 @@ void config_common_ue(NR_UE_MAC_INST_t *mac,
if (scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->msg1_SubcarrierSpacing)
cfg->prach_config.prach_sub_c_spacing = *scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->msg1_SubcarrierSpacing;
else
else
cfg->prach_config.prach_sub_c_spacing = scc->downlinkConfigCommon->frequencyInfoDL->scs_SpecificCarrierList.list.array[0]->subcarrierSpacing;
cfg->prach_config.restricted_set_config = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->restrictedSetConfig;
@@ -306,7 +466,7 @@ void config_common_ue(NR_UE_MAC_INST_t *mac,
for (i=0; i<cfg->prach_config.num_prach_fd_occasions; i++) {
cfg->prach_config.num_prach_fd_occasions_list[i].num_prach_fd_occasions = i;
if (cfg->prach_config.prach_sequence_length)
cfg->prach_config.num_prach_fd_occasions_list[i].prach_root_sequence_index = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->prach_RootSequenceIndex.choice.l139;
cfg->prach_config.num_prach_fd_occasions_list[i].prach_root_sequence_index = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->prach_RootSequenceIndex.choice.l139;
else
cfg->prach_config.num_prach_fd_occasions_list[i].prach_root_sequence_index = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->prach_RootSequenceIndex.choice.l839;
@@ -444,15 +604,12 @@ void config_control_ue(NR_UE_MAC_INST_t *mac){
}
int nr_rrc_mac_config_req_ue(
module_id_t module_id,
int cc_idP,
uint8_t gNB_index,
NR_MIB_t *mibP,
// NR_ServingCellConfigCommon_t *sccP,
// NR_MAC_CellGroupConfig_t *mac_cell_group_configP,
// NR_PhysicalCellGroupConfig_t *phy_cell_group_configP,
NR_CellGroupConfig_t *cell_group_config ){
int nr_rrc_mac_config_req_ue(module_id_t module_id,
int cc_idP,
uint8_t gNB_index,
NR_MIB_t *mibP,
NR_ServingCellConfigCommonSIB_t *sccP,
NR_CellGroupConfig_t *cell_group_config){
NR_UE_MAC_INST_t *mac = get_mac_inst(module_id);
RA_config_t *ra = &mac->ra;
@@ -462,7 +619,19 @@ int nr_rrc_mac_config_req_ue(
if(mibP != NULL){
mac->mib = mibP; // update by every reception
}
if (sccP != NULL) {
mac->scc_SIB=sccP;
LOG_D(MAC,"Keeping ServingCellConfigCommonSIB\n");
config_common_ue_sa(mac,module_id,cc_idP);
int num_slots_ul = mac->scc_SIB->tdd_UL_DL_ConfigurationCommon->pattern1.nrofUplinkSlots;
if (mac->scc_SIB->tdd_UL_DL_ConfigurationCommon->pattern1.nrofUplinkSymbols>0) num_slots_ul++;
LOG_I(MAC, "Initializing ul_config_request. num_slots_ul = %d\n", num_slots_ul);
mac->ul_config_request = (fapi_nr_ul_config_request_t *)calloc(num_slots_ul, sizeof(fapi_nr_ul_config_request_t));
// Setup the SSB to Rach Occasions mapping according to the config
build_ssb_to_ro_map(mac);//->scc, mac->phy_config.config_req.cell_config.frame_duplex_type);
mac->if_module->phy_config_request(&mac->phy_config);
mac->common_configuration_complete = 1;
}
if(cell_group_config != NULL ){
mac->scg = cell_group_config;
mac->servCellIndex = *cell_group_config->spCellConfig->servCellIndex;
@@ -476,7 +645,7 @@ int nr_rrc_mac_config_req_ue(
}
// Setup the SSB to Rach Occasions mapping according to the config
build_ssb_to_ro_map(mac->scc, mac->phy_config.config_req.cell_config.frame_duplex_type);
build_ssb_to_ro_map(mac);
/*
if(mac_cell_group_configP != NULL){
openair2/LAYER2/NR_MAC_UE/mac_defs.h
+2
View File
@@ -314,6 +314,7 @@ typedef struct {
NR_CSI_ReportConfig_t *csirc;
long physCellId;
//// MAC config
int common_configuration_complete;
NR_DRX_Config_t *drx_Config;
NR_SchedulingRequestConfig_t *schedulingRequestConfig;
NR_BSR_Config_t *bsr_Config;
@@ -381,6 +382,7 @@ typedef struct {
NR_ControlResourceSet_t *coreset0;
frequency_range_t frequency_range;
uint16_t nr_band;
uint8_t ssb_subcarrier_offset;
} NR_UE_MAC_INST_t;
openair2/LAYER2/NR_MAC_UE/mac_proto.h
+2 -2
View File
@@ -83,7 +83,7 @@ int nr_rrc_mac_config_req_ue(
int cc_idP,
uint8_t gNB_index,
NR_MIB_t *mibP,
//NR_ServingCellConfigCommon_t *sccP,
NR_ServingCellConfigCommonSIB_t *sccP,
NR_CellGroupConfig_t *cell_group_config);
/**\brief initialization NR UE MAC instance(s), total number of MAC instance based on NB_NR_UE_MAC_INST*/
@@ -313,7 +313,7 @@ void get_num_re_dmrs(nfapi_nr_ue_pusch_pdu_t *pusch_pdu,
uint8_t *nb_dmrs_re_per_rb,
uint16_t *number_dmrs_symbols);
void build_ssb_to_ro_map(NR_ServingCellConfigCommon_t *scc, uint8_t unpaired);
void build_ssb_to_ro_map(NR_UE_MAC_INST_t *mac);
void config_bwp_ue(NR_UE_MAC_INST_t *mac, uint16_t *bwp_ind, uint8_t *dci_format);
openair2/LAYER2/NR_MAC_UE/main_ue_nr.c
+1 -1
View File
@@ -51,7 +51,7 @@ NR_UE_MAC_INST_t * nr_l2_init_ue(NR_UE_RRC_INST_t* rrc_inst) {
//init mac here
nr_ue_mac_inst = (NR_UE_MAC_INST_t *)calloc(sizeof(NR_UE_MAC_INST_t),NB_NR_UE_MAC_INST);
if (rrc_inst) {
nr_rrc_mac_config_req_ue(0,0,0,NULL,rrc_inst->cell_group_config);
nr_rrc_mac_config_req_ue(0,0,0,NULL,NULL,rrc_inst->cell_group_config);
if (IS_SOFTMODEM_NOS1){
AssertFatal(rlc_module_init(0) == 0, "%s: Could not initialize RLC layer\n", __FUNCTION__);
pdcp_layer_init();
openair2/LAYER2/NR_MAC_UE/nr_ue_procedures.c
+1
View File
@@ -143,6 +143,7 @@ int8_t nr_ue_decode_mib(module_id_t module_id,
//storing ssb index in the mac structure
mac->mib_ssb = ssb_index;
mac->ssb_subcarrier_offset = ssb_subcarrier_offset;
uint8_t scs_ssb;
uint32_t band;
openair2/LAYER2/NR_MAC_UE/nr_ue_scheduler.c
+91 -61
View File
@@ -982,7 +982,7 @@ int nr_ue_pusch_scheduler(NR_UE_MAC_INST_t *mac,
}
// Build the list of all the valid RACH occasions in the maximum association pattern period according to the PRACH config
static void build_ro_list(NR_ServingCellConfigCommon_t *scc, uint8_t unpaired) {
static void build_ro_list(NR_UE_MAC_INST_t *mac) {
int x,y; // PRACH Configuration Index table variables used to compute the valid frame numbers
int y2; // PRACH Configuration Index table additional variable used to compute the valid frame numbers
@@ -1000,7 +1000,6 @@ static void build_ro_list(NR_ServingCellConfigCommon_t *scc, uint8_t unpaired) {
int nb_fdm;
uint8_t config_index, mu;
uint32_t pointa;
int msg1_FDM;
uint8_t prach_conf_period_idx;
@@ -1008,18 +1007,21 @@ static void build_ro_list(NR_ServingCellConfigCommon_t *scc, uint8_t unpaired) {
uint8_t prach_conf_period_frame_idx;
int64_t *prach_config_info_p;
NR_RACH_ConfigCommon_t *setup = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup;
NR_FrequencyInfoDL_t *frequencyInfoDL = scc->downlinkConfigCommon->frequencyInfoDL;
NR_RACH_ConfigCommon_t *setup = (mac->scc) ?
mac->scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup:
mac->scc_SIB->uplinkConfigCommon->initialUplinkBWP.rach_ConfigCommon->choice.setup;
NR_RACH_ConfigGeneric_t *rach_ConfigGeneric = &setup->rach_ConfigGeneric;
config_index = rach_ConfigGeneric->prach_ConfigurationIndex;
if (setup->msg1_SubcarrierSpacing)
//L139
mu = *setup->msg1_SubcarrierSpacing;
else
mu = frequencyInfoDL->scs_SpecificCarrierList.list.array[0]->subcarrierSpacing;
//L839 I don't think this is supported by UE looking at the code below
AssertFatal(1==0,"Long PRACH not supported\n");
pointa = frequencyInfoDL->absoluteFrequencyPointA;
msg1_FDM = rach_ConfigGeneric->msg1_FDM;
switch (msg1_FDM){
@@ -1037,12 +1039,14 @@ static void build_ro_list(NR_ServingCellConfigCommon_t *scc, uint8_t unpaired) {
// ==============================
// WIP: For now assume no rejected PRACH occasions because of conflict with SSB or TDD_UL_DL_ConfigurationCommon schedule
int unpaired = mac->phy_config.config_req.cell_config.frame_duplex_type;
prach_config_info_p = get_prach_config_info(mac->frequency_range, config_index, unpaired);
// Identify the proper PRACH Configuration Index table according to the operating frequency
LOG_D(MAC,"Pointa %u, mu = %u, PRACH config index = %u, unpaired = %u\n", pointa, mu, config_index, unpaired);
LOG_D(MAC,"mu = %u, PRACH config index = %u, unpaired = %u\n", mu, config_index, unpaired);
prach_config_info_p = get_prach_config_info(pointa, config_index, unpaired);
if (pointa > 2016666) { //FR2
if (mac->frequency_range == FR2) { //FR2
x = prach_config_info_p[2];
y = prach_config_info_p[3];
@@ -1160,7 +1164,7 @@ static void build_ro_list(NR_ServingCellConfigCommon_t *scc, uint8_t unpaired) {
}
// Build the list of all the valid/transmitted SSBs according to the config
static void build_ssb_list(NR_ServingCellConfigCommon_t *scc) {
static void build_ssb_list(NR_UE_MAC_INST_t *mac) {
// Create the list of transmitted SSBs
// ===================================
@@ -1168,68 +1172,91 @@ static void build_ssb_list(NR_ServingCellConfigCommon_t *scc) {
uint64_t ssb_positionsInBurst;
uint8_t ssb_idx = 0;
switch (scc->ssb_PositionsInBurst->present) {
case NR_ServingCellConfigCommon__ssb_PositionsInBurst_PR_shortBitmap:
ssb_bitmap = &scc->ssb_PositionsInBurst->choice.shortBitmap;
if (mac->scc) {
NR_ServingCellConfigCommon_t *scc = mac->scc;
switch (scc->ssb_PositionsInBurst->present) {
case NR_ServingCellConfigCommon__ssb_PositionsInBurst_PR_shortBitmap:
ssb_bitmap = &scc->ssb_PositionsInBurst->choice.shortBitmap;
ssb_positionsInBurst = BIT_STRING_to_uint8(ssb_bitmap);
LOG_D(MAC,"SSB config: SSB_positions_in_burst 0x%lx\n", ssb_positionsInBurst);
ssb_positionsInBurst = BIT_STRING_to_uint8(ssb_bitmap);
LOG_D(MAC,"SSB config: SSB_positions_in_burst 0x%lx\n", ssb_positionsInBurst);
for (uint8_t bit_nb=3; bit_nb<=3; bit_nb--) {
// If SSB is transmitted
if ((ssb_positionsInBurst>>bit_nb) & 0x01) {
ssb_list.nb_tx_ssb++;
ssb_list.tx_ssb[ssb_idx].transmitted = true;
LOG_D(MAC,"SSB idx %d transmitted\n", ssb_idx);
for (uint8_t bit_nb=3; bit_nb<=3; bit_nb--) {
// If SSB is transmitted
if ((ssb_positionsInBurst>>bit_nb) & 0x01) {
ssb_list.nb_tx_ssb++;
ssb_list.tx_ssb[ssb_idx].transmitted = true;
LOG_D(MAC,"SSB idx %d transmitted\n", ssb_idx);
}
ssb_idx++;
}
ssb_idx++;
}
break;
case NR_ServingCellConfigCommon__ssb_PositionsInBurst_PR_mediumBitmap:
ssb_bitmap = &scc->ssb_PositionsInBurst->choice.mediumBitmap;
break;
case NR_ServingCellConfigCommon__ssb_PositionsInBurst_PR_mediumBitmap:
ssb_bitmap = &scc->ssb_PositionsInBurst->choice.mediumBitmap;
ssb_positionsInBurst = BIT_STRING_to_uint8(ssb_bitmap);
LOG_D(MAC,"SSB config: SSB_positions_in_burst 0x%lx\n", ssb_positionsInBurst);
ssb_positionsInBurst = BIT_STRING_to_uint8(ssb_bitmap);
LOG_D(MAC,"SSB config: SSB_positions_in_burst 0x%lx\n", ssb_positionsInBurst);
for (uint8_t bit_nb=7; bit_nb<=7; bit_nb--) {
// If SSB is transmitted
if ((ssb_positionsInBurst>>bit_nb) & 0x01) {
ssb_list.nb_tx_ssb++;
ssb_list.tx_ssb[ssb_idx].transmitted = true;
LOG_D(MAC,"SSB idx %d transmitted\n", ssb_idx);
for (uint8_t bit_nb=7; bit_nb<=7; bit_nb--) {
// If SSB is transmitted
if ((ssb_positionsInBurst>>bit_nb) & 0x01) {
ssb_list.nb_tx_ssb++;
ssb_list.tx_ssb[ssb_idx].transmitted = true;
LOG_D(MAC,"SSB idx %d transmitted\n", ssb_idx);
}
ssb_idx++;
}
ssb_idx++;
}
break;
case NR_ServingCellConfigCommon__ssb_PositionsInBurst_PR_longBitmap:
ssb_bitmap = &scc->ssb_PositionsInBurst->choice.longBitmap;
break;
case NR_ServingCellConfigCommon__ssb_PositionsInBurst_PR_longBitmap:
ssb_bitmap = &scc->ssb_PositionsInBurst->choice.longBitmap;
ssb_positionsInBurst = BIT_STRING_to_uint64(ssb_bitmap);
LOG_D(MAC,"SSB config: SSB_positions_in_burst 0x%lx\n", ssb_positionsInBurst);
ssb_positionsInBurst = BIT_STRING_to_uint64(ssb_bitmap);
LOG_D(MAC,"SSB config: SSB_positions_in_burst 0x%lx\n", ssb_positionsInBurst);
for (uint8_t bit_nb=63; bit_nb<=63; bit_nb--) {
// If SSB is transmitted
if ((ssb_positionsInBurst>>bit_nb) & 0x01) {
ssb_list.nb_tx_ssb++;
ssb_list.tx_ssb[ssb_idx].transmitted = true;
LOG_D(MAC,"SSB idx %d transmitted\n", ssb_idx);
for (uint8_t bit_nb=63; bit_nb<=63; bit_nb--) {
// If SSB is transmitted
if ((ssb_positionsInBurst>>bit_nb) & 0x01) {
ssb_list.nb_tx_ssb++;
ssb_list.tx_ssb[ssb_idx].transmitted = true;
LOG_D(MAC,"SSB idx %d transmitted\n", ssb_idx);
}
ssb_idx++;
}
ssb_idx++;
break;
default:
AssertFatal(false,"ssb_PositionsInBurst not present\n");
break;
}
} else { // This is configuration from SIB1
AssertFatal(mac->scc_SIB->ssb_PositionsInBurst.groupPresence == NULL, "Handle case for >8 SSBs\n");
ssb_bitmap = &mac->scc_SIB->ssb_PositionsInBurst.inOneGroup;
ssb_positionsInBurst = BIT_STRING_to_uint8(ssb_bitmap);
LOG_D(MAC,"SSB config: SSB_positions_in_burst 0x%lx\n", ssb_positionsInBurst);
for (uint8_t bit_nb=7; bit_nb<=7; bit_nb--) {
// If SSB is transmitted
if ((ssb_positionsInBurst>>bit_nb) & 0x01) {
ssb_list.nb_tx_ssb++;
ssb_list.tx_ssb[ssb_idx].transmitted = true;
LOG_D(MAC,"SSB idx %d transmitted\n", ssb_idx);
}
break;
default:
AssertFatal(false,"ssb_PositionsInBurst not present\n");
break;
ssb_idx++;
}
}
}
// Map the transmitted SSBs to the ROs and create the association pattern according to the config
static void map_ssb_to_ro(NR_ServingCellConfigCommon_t *scc) {
static void map_ssb_to_ro(NR_UE_MAC_INST_t *mac) {
// Map SSBs to PRACH occasions
// ===========================
// WIP: Assumption: No PRACH occasion is rejected because of a conflict with SSBs or TDD_UL_DL_ConfigurationCommon schedule
NR_RACH_ConfigCommon_t *setup = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup;
NR_RACH_ConfigCommon_t *setup = (mac->scc) ?
mac->scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup:
mac->scc_SIB->uplinkConfigCommon->initialUplinkBWP.rach_ConfigCommon->choice.setup;
NR_RACH_ConfigCommon__ssb_perRACH_OccasionAndCB_PreamblesPerSSB_PR ssb_perRACH_config = setup->ssb_perRACH_OccasionAndCB_PreamblesPerSSB->present;
boolean_t multiple_ssb_per_ro; // true if more than one or exactly one SSB per RACH occasion, false if more than one RO per SSB
@@ -1290,8 +1317,11 @@ static void map_ssb_to_ro(NR_ServingCellConfigCommon_t *scc) {
else {
required_nb_of_prach_occasion = ssb_list.nb_tx_ssb * ssb_rach_ratio;
}
required_nb_of_prach_conf_period = ((required_nb_of_prach_occasion-1) + prach_assoc_pattern.prach_conf_period_list[0].nb_of_prach_occasion) / prach_assoc_pattern.prach_conf_period_list[0].nb_of_prach_occasion;
AssertFatal(prach_assoc_pattern.prach_conf_period_list[0].nb_of_prach_occasion>0,
"prach_assoc_pattern.prach_conf_period_list[0].nb_of_prach_occasion shouldn't be 0 (ssb_list.nb_tx_ssb %d, ssb_rach_ratio %d\n",
ssb_list.nb_tx_ssb,ssb_rach_ratio);
required_nb_of_prach_conf_period = ((required_nb_of_prach_occasion-1) + prach_assoc_pattern.prach_conf_period_list[0].nb_of_prach_occasion) /
prach_assoc_pattern.prach_conf_period_list[0].nb_of_prach_occasion;
if (required_nb_of_prach_conf_period == 1) {
prach_assoc_pattern.prach_association_period_list[0].nb_of_prach_conf_period = 1;
@@ -1578,7 +1608,7 @@ static int get_nr_prach_info_from_ssb_index(uint8_t ssb_idx,
}
// Build the SSB to RO mapping upon RRC configuration update
void build_ssb_to_ro_map(NR_ServingCellConfigCommon_t *scc, uint8_t unpaired){
void build_ssb_to_ro_map(NR_UE_MAC_INST_t *mac) {
// Clear all the lists and maps
memset(&prach_assoc_pattern, 0, sizeof(prach_association_pattern_t));
@@ -1586,15 +1616,15 @@ void build_ssb_to_ro_map(NR_ServingCellConfigCommon_t *scc, uint8_t unpaired){
// Build the list of all the valid RACH occasions in the maximum association pattern period according to the PRACH config
LOG_D(MAC,"Build RO list\n");
build_ro_list(scc, unpaired);
build_ro_list(mac);
// Build the list of all the valid/transmitted SSBs according to the config
LOG_D(MAC,"Build SSB list\n");
build_ssb_list(scc);
build_ssb_list(mac);
// Map the transmitted SSBs to the ROs and create the association pattern according to the config
LOG_D(MAC,"Map SSB to RO\n");
map_ssb_to_ro(scc);
map_ssb_to_ro(mac);
LOG_D(MAC,"Map SSB to RO done\n");
}
openair2/RRC/NR/MESSAGES/asn1_msg.c
+8 -1
View File
@@ -418,7 +418,14 @@ uint8_t do_SIB1_NR(rrc_gNB_carrier_data_t *carrier,
nrMultiBandInfo->freqBandIndicatorNR = configuration->scc->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.array[i];
ASN_SEQUENCE_ADD(&sib1->servingCellConfigCommon->downlinkConfigCommon.frequencyInfoDL.frequencyBandList.list,nrMultiBandInfo);
}
sib1->servingCellConfigCommon->downlinkConfigCommon.frequencyInfoDL.offsetToPointA = configuration->scc->downlinkConfigCommon->frequencyInfoDL->scs_SpecificCarrierList.list.array[0]->offsetToCarrier;
int ref_scs;
if (configuration->scc->downlinkConfigCommon->frequencyInfoDL->absoluteFrequencyPointA < 600000)
ref_scs = 0; // 15 khz
if (configuration->scc->downlinkConfigCommon->frequencyInfoDL->absoluteFrequencyPointA > 2016666)
ref_scs = 3; // 60 khz
uint32_t absolute_diff = (*configuration->scc->downlinkConfigCommon->frequencyInfoDL->absoluteFrequencySSB - configuration->scc->downlinkConfigCommon->frequencyInfoDL->absoluteFrequencyPointA);
sib1->servingCellConfigCommon->downlinkConfigCommon.frequencyInfoDL.offsetToPointA =
(absolute_diff/12) - (10<<(configuration->scc->downlinkConfigCommon->initialDownlinkBWP->genericParameters.subcarrierSpacing - ref_scs));
for(int i = 0; i< configuration->scc->downlinkConfigCommon->frequencyInfoDL->scs_SpecificCarrierList.list.count; i++) {
ASN_SEQUENCE_ADD(&sib1->servingCellConfigCommon->downlinkConfigCommon.frequencyInfoDL.scs_SpecificCarrierList.list,configuration->scc->downlinkConfigCommon->frequencyInfoDL->scs_SpecificCarrierList.list.array[i]);
}
openair2/RRC/NR_UE/rrc_UE.c
+9 -5
View File
@@ -589,7 +589,7 @@ int8_t nr_rrc_ue_decode_NR_BCCH_BCH_Message(
// (void *)&bcch_message->message.choice.mib,
// sizeof(NR_MIB_t) );
nr_rrc_mac_config_req_ue( 0, 0, 0, mib, NULL);
nr_rrc_mac_config_req_ue( 0, 0, 0, mib, NULL, NULL);
}
return 0;
@@ -1198,12 +1198,16 @@ int8_t nr_rrc_ue_decode_NR_BCCH_DL_SCH_Message(
// FIXME: improve condition for the RA trigger
// Check for on-demand not broadcasted SI
check_requested_SI_List(module_id, NR_UE_rrc_inst[module_id].requested_SI_List, *sib1);
if( nr_rrc_get_state(module_id) == RRC_STATE_IDLE_NR ) {
if( nr_rrc_get_state(module_id) <= RRC_STATE_IDLE_NR ) {
NR_UE_rrc_inst[module_id].ra_trigger = INITIAL_ACCESS_FROM_RRC_IDLE;
// TODO: remove flag after full RA procedures implemented
get_softmodem_params()->do_ra = 1;
LOG_I(PHY,"Setting state to NR_RRC_SI_RECEIVED\n");
nr_rrc_set_state (module_id, NR_RRC_SI_RECEIVED);
}
nr_rrc_ue_generate_ra_msg(module_id,gNB_index);
// take ServingCellConfigCommon and configure L1/L2
NR_UE_rrc_inst[module_id].servingCellConfigCommonSIB = sib1->servingCellConfigCommon;
nr_rrc_mac_config_req_ue(module_id,0,0,NULL,sib1->servingCellConfigCommon,NULL);
nr_rrc_ue_generate_ra_msg(module_id,gNB_index);
} else {
LOG_E(NR_RRC, "SIB1 not decoded\n");
}
openair2/RRC/NR_UE/rrc_defs.h
+1
View File
@@ -105,6 +105,7 @@ typedef struct NR_UE_RRC_INST_s {
NR_MeasConfig_t *meas_config;
NR_CellGroupConfig_t *cell_group_config;
NR_ServingCellConfigCommonSIB_t *servingCellConfigCommonSIB;
NR_RadioBearerConfig_t *radio_bearer_config;
NR_MeasObjectToAddMod_t *MeasObj[NB_CNX_UE][MAX_MEAS_OBJ];