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Fix pucch functions.

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(cherry picked from commit 3bed7dc69db8dc43b28b62553f12834efbca349b)
This commit is contained in:
masayuki.harada
2020-11-27 14:54:10 +09:00
committed by shono.takafumi
parent ad4a22fa0f
commit 1f54b131b5
2 changed files with 13 additions and 23 deletions
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openair1/PHY/LTE_TRANSPORT/pucch.c
+11 -21
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@@ -736,7 +736,7 @@ uint32_t calc_pucch_1x_interference(PHY_VARS_eNB *eNB,
uint32_t z[12*14];
int16_t *zptr;
int16_t rxcomp[NB_ANTENNAS_RX][2*12*14];
uint8_t ns,N_UL_symb,nsymb;
uint8_t ns,N_UL_symb,nsymb,n_cs_base;
uint8_t c = (frame_parms->Ncp==0) ? 3 : 2;
uint16_t i,j,re_offset;
uint8_t m,l;
@@ -748,36 +748,25 @@ uint32_t calc_pucch_1x_interference(PHY_VARS_eNB *eNB,
int16_t *rxptr;
uint32_t symbol_offset;
uint8_t deltaPUCCH_Shift = frame_parms->pucch_config_common.deltaPUCCH_Shift;
uint8_t Ncs1_div_deltaPUCCH_Shift = frame_parms->pucch_config_common.nCS_AN;
uint32_t u0 = (frame_parms->Nid_cell + frame_parms->pusch_config_common.ul_ReferenceSignalsPUSCH.grouphop[subframe<<1]) % 30;
uint32_t u1 = (frame_parms->Nid_cell + frame_parms->pusch_config_common.ul_ReferenceSignalsPUSCH.grouphop[1+(subframe<<1)]) % 30;
uint32_t u0 = (frame_parms->pucch_config_common.grouphop[subframe<<1]) % 30;
uint32_t u1 = (frame_parms->pucch_config_common.grouphop[1+(subframe<<1)]) % 30;
uint32_t v0=frame_parms->pusch_config_common.ul_ReferenceSignalsPUSCH.seqhop[subframe<<1];
uint32_t v1=frame_parms->pusch_config_common.ul_ReferenceSignalsPUSCH.seqhop[1+(subframe<<1)];
int calc_cnt;
if ((deltaPUCCH_Shift==0) || (deltaPUCCH_Shift>3)) {
LOG_E(PHY,"[eNB] rx_pucch: Illegal deltaPUCCH_shift %d (should be 1,2,3)\n",deltaPUCCH_Shift);
return(-1);
}
if (Ncs1_div_deltaPUCCH_Shift > 7) {
LOG_E(PHY,"[eNB] rx_pucch: Illegal Ncs1_div_deltaPUCCH_Shift %d (should be 0...7)\n",Ncs1_div_deltaPUCCH_Shift);
return(-1);
}
zptr = (int16_t *)z;
N_UL_symb = (frame_parms->Ncp==NORMAL) ? 7 : 6;
interference_power=0.0;
calc_cnt=0;
// loop over 2 slots
for (n_cs=0; n_cs<12; n_cs++) {
for (n_cs_base=0; n_cs_base<12; n_cs_base++) {
zptr = (int16_t *)z;
for (ns=(subframe<<1),u=u0,v=v0; ns<(2+(subframe<<1)); ns++,u=u1,v=v1) {
//loop over symbols in slot
for (l=0; l<N_UL_symb; l++) {
n_cs = eNB->ncs_cell[ns][l]+n_cs_base;
if(((l>1)&&(l<N_UL_symb-2)) || ((ns==(1+(subframe<<1))) && (shortened_format==1)) ){
zptr+=24;
continue;
@@ -811,7 +800,7 @@ uint32_t calc_pucch_1x_interference(PHY_VARS_eNB *eNB,
} // l
} // ns
m = 0;
m = 1;
nsymb = N_UL_symb<<1;
@@ -852,7 +841,7 @@ uint32_t calc_pucch_1x_interference(PHY_VARS_eNB *eNB,
calc_cnt++;
} //re
} // symbol
interference_power+= (int32_t)(n0_IQ[0]*n0_IQ[0]+n0_IQ[1]*n0_IQ[1]);
interference_power+= (double)(n0_IQ[0]*n0_IQ[0]+n0_IQ[1]*n0_IQ[1]);
} // antenna
}
interference_power /= calc_cnt;
@@ -907,8 +896,9 @@ uint32_t rx_pucch(PHY_VARS_eNB *eNB,
uint8_t deltaPUCCH_Shift = frame_parms->pucch_config_common.deltaPUCCH_Shift;
uint8_t NRB2 = frame_parms->pucch_config_common.nRB_CQI;
uint8_t Ncs1_div_deltaPUCCH_Shift = frame_parms->pucch_config_common.nCS_AN;
uint32_t u0 = (frame_parms->Nid_cell + frame_parms->pusch_config_common.ul_ReferenceSignalsPUSCH.grouphop[subframe<<1]) % 30;
uint32_t u1 = (frame_parms->Nid_cell + frame_parms->pusch_config_common.ul_ReferenceSignalsPUSCH.grouphop[1+(subframe<<1)]) % 30;
uint32_t u0 = (frame_parms->pucch_config_common.grouphop[subframe<<1]) % 30;
uint32_t u1 = (frame_parms->pucch_config_common.grouphop[1+(subframe<<1)]) % 30;
uint32_t v0=frame_parms->pusch_config_common.ul_ReferenceSignalsPUSCH.seqhop[subframe<<1];
uint32_t v1=frame_parms->pusch_config_common.ul_ReferenceSignalsPUSCH.seqhop[1+(subframe<<1)];
int chL;