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Fixing TDD mode using USRP x300

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This commit is contained in:
Khalid Ahmed
2019-10-08 09:30:14 +02:00
committed by Thomas Schlichter
parent ef41f62f9f
commit cd5a321895
2 changed files with 8 additions and 5 deletions
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executables/nr-ru.c
+7 -4
View File
@@ -2103,6 +2103,7 @@ void init_NR_RU(char *rf_config_file)
{ {
int ru_id; int ru_id;
RU_t *ru; RU_t *ru;
PHY_VARS_gNB *gNB_RC;
PHY_VARS_gNB *gNB0= (PHY_VARS_gNB *)NULL; PHY_VARS_gNB *gNB0= (PHY_VARS_gNB *)NULL;
NR_DL_FRAME_PARMS *fp = (NR_DL_FRAME_PARMS *)NULL; NR_DL_FRAME_PARMS *fp = (NR_DL_FRAME_PARMS *)NULL;
int i; int i;
@@ -2146,6 +2147,7 @@ void init_NR_RU(char *rf_config_file)
} }
} }
gNB_RC = RC.gNB[0][0];
gNB0 = ru->gNB_list[0]; gNB0 = ru->gNB_list[0];
fp = ru->nr_frame_parms; fp = ru->nr_frame_parms;
LOG_D(PHY, "RU FUnction:%d ru->if_south:%d\n", ru->function, ru->if_south); LOG_D(PHY, "RU FUnction:%d ru->if_south:%d\n", ru->function, ru->if_south);
@@ -2154,10 +2156,11 @@ void init_NR_RU(char *rf_config_file)
if ((ru->function != NGFI_RRU_IF5) && (ru->function != NGFI_RRU_IF4p5)) if ((ru->function != NGFI_RRU_IF5) && (ru->function != NGFI_RRU_IF4p5))
AssertFatal(gNB0!=NULL,"gNB0 is null!\n"); AssertFatal(gNB0!=NULL,"gNB0 is null!\n");
if (gNB0) { if (gNB0 && gNB_RC) {
LOG_I(PHY,"Copying frame parms from gNB %d to ru %d\n",gNB0->Mod_id,ru->idx); LOG_I(PHY,"Copying frame parms from gNB in RC to gNB %d in ru %d and frame_parms in ru\n",gNB0->Mod_id,ru->idx);
memcpy((void *)fp,(void *)&gNB0->frame_parms,sizeof(NR_DL_FRAME_PARMS)); memset((void *)fp, 0, sizeof(NR_DL_FRAME_PARMS));
memset((void *)ru->nr_frame_parms, 0, sizeof(NR_DL_FRAME_PARMS)); memcpy((void *)fp,&gNB_RC->frame_parms,sizeof(NR_DL_FRAME_PARMS));
memcpy((void *)&gNB0->frame_parms,(void *)&gNB_RC->frame_parms,sizeof(NR_DL_FRAME_PARMS));
// attach all RU to all gNBs in its list/ // attach all RU to all gNBs in its list/
LOG_D(PHY,"ru->num_gNB:%d gNB0->num_RU:%d\n", ru->num_gNB, gNB0->num_RU); LOG_D(PHY,"ru->num_gNB:%d gNB0->num_RU:%d\n", ru->num_gNB, gNB0->num_RU);
targets/PROJECTS/GENERIC-LTE-EPC/CONF/gnb.band78.tm1.106PRB.usrpx300.conf
+1 -1
View File
@@ -31,7 +31,7 @@ gNBs =
UL_prefix_type = "NORMAL"; UL_prefix_type = "NORMAL";
eutra_band = 78; eutra_band = 78;
downlink_frequency = 3510000000L; downlink_frequency = 3510000000L;
uplink_frequency_offset = -120000000; uplink_frequency_offset = 0;
Nid_cell = 0; Nid_cell = 0;
N_RB_DL = 106; N_RB_DL = 106;
nb_antenna_ports = 1; nb_antenna_ports = 1;