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Add absolute SSB frequency of nr cell as configuration parameter in the eNB configuration file instead of hardcoding it at rrc_eNB for NSA scenario

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matzakos
2020-09-14 14:47:10 +02:00
parent 86a0210f50
commit 161d788fea
6 changed files with 19 additions and 2 deletions
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openair2/COMMON/rrc_messages_types.h
+2
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@@ -323,6 +323,8 @@ typedef struct RrcConfigurationReq_s {
char *discRxPoolPS_ResourceConfig_subframeBitmap_choice_bs_buf[MAX_NUM_CCs];
long discRxPoolPS_ResourceConfig_subframeBitmap_choice_bs_size[MAX_NUM_CCs];
long discRxPoolPS_ResourceConfig_subframeBitmap_choice_bs_bits_unused[MAX_NUM_CCs];
//Nr secondary cell group SSB central frequency (for ENDC NSA)
int nr_scg_ssb_freq;
} RrcConfigurationReq;
#define MAX_NUM_NBIOT_CELEVELS 3
openair2/ENB_APP/enb_config.c
+2
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@@ -1576,6 +1576,8 @@ int RCconfig_RRC(uint32_t i, eNB_RRC_INST *rrc, int macrlc_has_f1) {
} // !NODE_IS_DU(node_type)
}
RRC_CONFIGURATION_REQ (msg_p).nr_scg_ssb_freq = ccparams_lte.nr_scg_ssb_freq;
if (!NODE_IS_DU(rrc->node_type)) {
char srb1path[MAX_OPTNAME_SIZE*2 + 8];
sprintf(srb1path,"%s.%s",enbpath,ENB_CONFIG_STRING_SRB1);
openair2/ENB_APP/enb_paramdef.h
+6 -1
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@@ -429,6 +429,9 @@ typedef enum {
//SIB1-MBMS
#define ENB_CONFIG_STRING_MBMS_DEDICATED_SERVING_CELL "mbms_dedicated_serving_cell"
//NSA NR Cell SSB Absolute Frequency
#define ENB_CONFIG_STRING_NR_SCG_SSB_FREQ "nr_scg_ssb_freq"
#define ENB_CONFIG_STRING_PDSCH_MAX_NUM_REPETITION_CE_MODE_A_R13 "pdsch_maxNumRepetitionCEmodeA_r13"
@@ -577,6 +580,7 @@ typedef struct ccparams_lte_s {
int32_t srb1_poll_pdu;
int32_t srb1_poll_byte;
int32_t srb1_max_retx_threshold;
int32_t nr_scg_ssb_freq;
} ccparams_lte_t;
#define CCPARAMS_CHECK { \
@@ -780,7 +784,8 @@ typedef struct ccparams_lte_s {
{ENB_CONFIG_STRING_UETIMERS_N311, NULL, 0, iptr:&ccparams.ue_TimersAndConstants_n311, defintval:1, TYPE_UINT, 0}, \
{ENB_CONFIG_STRING_UE_TRANSMISSION_MODE, NULL, 0, iptr:&ccparams.ue_TransmissionMode, defintval:1, TYPE_UINT, 0}, \
{ENB_CONFIG_STRING_UE_MULTIPLE_MAX, NULL, 0, iptr:&ccparams.ue_multiple_max, defintval:4, TYPE_UINT, 0}, \
{ENB_CONFIG_STRING_MBMS_DEDICATED_SERVING_CELL, NULL, 0, strptr:&ccparams.mbms_dedicated_serving_cell, defstrval:"DISABLE", TYPE_STRING, 0} \
{ENB_CONFIG_STRING_MBMS_DEDICATED_SERVING_CELL, NULL, 0, strptr:&ccparams.mbms_dedicated_serving_cell, defstrval:"DISABLE", TYPE_STRING, 0}, \
{ENB_CONFIG_STRING_NR_SCG_SSB_FREQ, NULL, 0, iptr:&ccparams.nr_scg_ssb_freq, defintval:641272, TYPE_INT, 0} \
}
openair2/RRC/LTE/rrc_defs.h
+3
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@@ -790,7 +790,10 @@ typedef struct eNB_RRC_INST_s {
int num_neigh_cells;
int num_neigh_cells_cc[MAX_NUM_CCs];
uint32_t neigh_cells_id[MAX_NUM_NEIGH_CELLs][MAX_NUM_CCs];
// Nr scc freq band and SSB absolute frequency
uint32_t nr_neigh_freq_band[MAX_NUM_NEIGH_CELLs][MAX_NUM_CCs];
int nr_scg_ssb_freq;
// other RAN parameters
int srb1_timer_poll_retransmit;
openair2/RRC/LTE/rrc_eNB.c
+3 -1
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@@ -3289,7 +3289,7 @@ void rrc_eNB_generate_defaultRRCConnectionReconfiguration(const protocol_ctxt_t
MeasObj2->measObjectId = 2;
MeasObj2->measObject.present = LTE_MeasObjectToAddMod__measObject_PR_measObjectNR_r15;
MeasObj2->measObject.choice.measObjectNR_r15.carrierFreq_r15 =641272; //634000; //(634000 = 3.51GHz) (640000 = 3.6GHz) (641272 = 3619.08MHz = 3600 + 30/1000*106*12/2) (642256 is for 3.6GHz and absoluteFrequencySSB = 642016)
MeasObj2->measObject.choice.measObjectNR_r15.carrierFreq_r15 = rrc_inst->nr_scg_ssb_freq; //641272; //634000; //(634000 = 3.51GHz) (640000 = 3.6GHz) (641272 = 3619.08MHz = 3600 + 30/1000*106*12/2) (642256 is for 3.6GHz and absoluteFrequencySSB = 642016)
MeasObj2->measObject.choice.measObjectNR_r15.rs_ConfigSSB_r15.measTimingConfig_r15.periodicityAndOffset_r15.present = LTE_MTC_SSB_NR_r15__periodicityAndOffset_r15_PR_sf20_r15;
MeasObj2->measObject.choice.measObjectNR_r15.rs_ConfigSSB_r15.measTimingConfig_r15.periodicityAndOffset_r15.choice.sf20_r15 = 0;
MeasObj2->measObject.choice.measObjectNR_r15.rs_ConfigSSB_r15.measTimingConfig_r15.ssb_Duration_r15 = LTE_MTC_SSB_NR_r15__ssb_Duration_r15_sf4;
@@ -7034,6 +7034,8 @@ char openair_rrc_eNB_configuration(
openair_rrc_top_init_eNB(RC.rrc[ctxt.module_id]->carrier[CC_id].MBMS_flag,0);
}
RC.rrc[ctxt.module_id]->nr_scg_ssb_freq = configuration->nr_scg_ssb_freq;
openair_rrc_on(&ctxt);
/*
targets/PROJECTS/GENERIC-LTE-EPC/CONF/testing_enb.conf
+3
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@@ -140,6 +140,9 @@ eNBs =
discRxPool_ResourceConfig_subframeBitmap_choice_bs_buf = "f0ffffffff";
discRxPool_ResourceConfig_subframeBitmap_choice_bs_size = 5;
discRxPool_ResourceConfig_subframeBitmap_choice_bs_bits_unused = 0;
//SSB central frequency of NR secondary cell group (for ENDC NSA)
nr_scg_ssb_freq = 641272;
}
);