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beam switching logic for sivers

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This commit is contained in:
rakesh mundlamuri
2022-03-30 08:43:53 +02:00
parent f85ccaa007
commit a907d3d220
1 changed files with 16 additions and 0 deletions
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executables/nr-ru.c
+16
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@@ -748,6 +748,7 @@ void tx_rf(RU_t *ru,int frame,int slot, uint64_t timestamp) {
// bit 11 enables the gpio programming // bit 11 enables the gpio programming
// currently we switch beams every 10 slots (should = 1 TDD period in FR2) and we take the beam index of the first symbol of the first slot of this period // currently we switch beams every 10 slots (should = 1 TDD period in FR2) and we take the beam index of the first symbol of the first slot of this period
int beam=0; int beam=0;
int BF_RST, BF_INC=-1, BF_RTN=0;
if (slot%10==0) { if (slot%10==0) {
if ( ru->common.beam_id && (ru->common.beam_id[0][slot*fp->symbols_per_slot] < 8)) { if ( ru->common.beam_id && (ru->common.beam_id[0][slot*fp->symbols_per_slot] < 8)) {
@@ -755,6 +756,21 @@ void tx_rf(RU_t *ru,int frame,int slot, uint64_t timestamp) {
} }
} }
// reset condition
if(slot==0){
BF_RST = 1;
} else{
BF_RST = 0;
}
// beam increment condition. Here we are incrementing for every 10 slots
if(slot!=0 && slot%10==0){
BF_INC = 1;
} else if(slot==0 || slot%10==1) {
BF_INC = 0;
}
if(BF_INC!=-1) beam = BF_RST | BF_INC << 1 | BF_RTN << 2 | 8;
/* /*
if (slot==0 || slot==40) beam=0|8; if (slot==0 || slot==40) beam=0|8;
if (slot==10 || slot==50) beam=1|8; if (slot==10 || slot==50) beam=1|8;