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openairinterface5g/openair1/PHY/INIT/lte_init_ru.c
T
Robert Schmidt 68f8ef7c7a Reduce amount of logs in L1/L2 
This commit removes many logs that just show memory addresses, indices,
etc., which, I presume, do not mean anything to the "average user" and
developers alike.
2024-10-29 16:36:13 +01:00

258 lines
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/*
* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The OpenAirInterface Software Alliance licenses this file to You under
* the OAI Public License, Version 1.1 (the "License"); you may not use this file
* except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.openairinterface.org/?page_id=698
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*-------------------------------------------------------------------------------
* For more information about the OpenAirInterface (OAI) Software Alliance:
* contact@openairinterface.org
*/
#include "phy_init.h"
#include "PHY/phy_extern.h"
#include "SCHED/sched_eNB.h"
#include "PHY/LTE_REFSIG/lte_refsig.h"
//#include "SIMULATION/TOOLS/sim.h"
#include "LTE_RadioResourceConfigCommonSIB.h"
#include "LTE_RadioResourceConfigDedicated.h"
#include "LTE_TDD-Config.h"
#include "LTE_MBSFN-SubframeConfigList.h"
#include "common/utils/LOG/vcd_signal_dumper.h"
#include "assertions.h"
#include <math.h>
void init_7_5KHz(void);
int phy_init_RU(RU_t *ru) {
LTE_DL_FRAME_PARMS *fp = ru->frame_parms;
RU_CALIBRATION *calibration = &ru->calibration;
int i,j,p,re;
//load_dftslib();
LOG_D(PHY, "Initializing RU signal buffers (if_south %s) nb_tx %d\n", ru_if_types[ru->if_south], ru->nb_tx);
if (ru->is_slave == 1) {
generate_ul_ref_sigs_rx();
}
else generate_ul_ref_sigs();
if (ru->if_south <= REMOTE_IF5) { // this means REMOTE_IF5 or LOCAL_RF, so allocate memory for time-domain signals
// Time-domain signals
ru->common.txdata = (int32_t **)malloc16(ru->nb_tx*sizeof(int32_t *));
ru->common.rxdata = (int32_t **)malloc16(ru->nb_rx*sizeof(int32_t *) );
for (i=0; i<ru->nb_tx; i++) {
// Allocate 10 subframes of I/Q TX signal data (time) if not
ru->common.txdata[i] = (int32_t *)malloc16_clear( fp->samples_per_tti*10*sizeof(int32_t) );
LOG_D(PHY,
"[INIT] common.txdata[%d] = %p (%lu bytes)\n",
i,
ru->common.txdata[i],
fp->samples_per_tti * 10 * sizeof(int32_t));
}
if (ru->is_slave == 1) {
calibration->drs_ch_estimates_time = (int32_t **)malloc16_clear(ru->nb_rx*sizeof(int32_t *));
for (i=0; i<ru->nb_rx; i++) {
calibration->drs_ch_estimates_time[i] = (int32_t *)malloc16_clear(2*sizeof(int32_t)*fp->ofdm_symbol_size);
}
}
for (i=0; i<ru->nb_rx; i++) {
ru->common.rxdata[i] = (int32_t *)malloc16_clear( fp->samples_per_tti*10*sizeof(int32_t) );
}
} // IF5 or local RF
else {
ru->common.txdata = (int32_t **)NULL;
ru->common.rxdata = (int32_t **)NULL;
}
if (ru->function != NGFI_RRU_IF5) { // we need to do RX/TX RU processing
load_dftslib();
init_7_5KHz();
LOG_D(PHY, "nb_tx %d\n", ru->nb_tx);
ru->common.rxdata_7_5kHz = (int32_t **)malloc16(ru->nb_rx*sizeof(int32_t *) );
for (i=0; i<ru->nb_rx; i++) {
ru->common.rxdata_7_5kHz[i] = (int32_t *)malloc16_clear( 2*fp->samples_per_tti*2*sizeof(int32_t) );
LOG_D(PHY, "rxdata_7_5kHz[%d] %p for RU %d\n", i, ru->common.rxdata_7_5kHz[i], ru->idx);
}
// allocate IFFT input buffers (TX)
ru->common.txdataF_BF = (int32_t **)malloc16(ru->nb_tx*sizeof(int32_t *));
LOG_D(PHY, "[INIT] common.txdata_BF= %p (%lu bytes)\n", ru->common.txdataF_BF, ru->nb_tx * sizeof(int32_t *));
for (i=0; i<ru->nb_tx; i++) {
ru->common.txdataF_BF[i] = (int32_t *)malloc16_clear(fp->symbols_per_tti*fp->ofdm_symbol_size*sizeof(int32_t) );
LOG_D(PHY, "txdataF_BF[%d] %p for RU %d\n", i, ru->common.txdataF_BF[i], ru->idx);
}
// allocate FFT output buffers (RX)
ru->common.rxdataF = (int32_t **)malloc16(ru->nb_rx*sizeof(int32_t *) );
for (i=0; i<ru->nb_rx; i++) {
// allocate 2 subframes of I/Q signal data (frequency)
ru->common.rxdataF[i] = (int32_t *)malloc16_clear(sizeof(int32_t)*(2*fp->ofdm_symbol_size*fp->symbols_per_tti) );
LOG_D(PHY, "rxdataF[%d] %p for RU %d\n", i, ru->common.rxdataF[i], ru->idx);
}
if (ru->is_slave == 1) {
// allocate FFT output buffers after extraction (RX)
calibration->rxdataF_ext = (int32_t **)malloc16(2*sizeof(int32_t *));
calibration->drs_ch_estimates = (int32_t **)malloc16(2*sizeof(int32_t *));
for (i=0; i<ru->nb_rx; i++) {
// allocate 2 subframes of I/Q signal data (frequency)
calibration->rxdataF_ext[i] = (int32_t *)malloc16_clear(sizeof(int32_t)*fp->N_RB_UL*12*fp->symbols_per_tti );
LOG_D(PHY, "rxdataF_ext[%d] %p for RU %d\n", i, calibration->rxdataF_ext[i], ru->idx);
calibration->drs_ch_estimates[i] = (int32_t *)malloc16_clear(sizeof(int32_t)*fp->N_RB_UL*12*fp->symbols_per_tti);
}
}
/* number of elements of an array X is computed as sizeof(X) / sizeof(X[0]) */
//AssertFatal(ru->nb_rx <= sizeof(ru->prach_rxsigF) / sizeof(ru->prach_rxsigF[0]),
//"nb_antennas_rx too large");
ru->prach_rxsigF[0] = (int16_t **)malloc(ru->nb_rx * sizeof(int16_t *));
for (j=0; j<4; j++) ru->prach_rxsigF_br[j] = (int16_t **)malloc(ru->nb_rx * sizeof(int16_t *));
for (i=0; i<ru->nb_rx; i++) {
ru->prach_rxsigF[0][i] = (int16_t *)malloc16_clear( fp->ofdm_symbol_size*12*2*sizeof(int16_t) );
LOG_D(PHY,"[INIT] prach_vars->rxsigF[%d] = %p\n",i,ru->prach_rxsigF[0][i]);
for (j=0; j<4; j++) {
ru->prach_rxsigF_br[j][i] = (int16_t *)malloc16_clear( fp->ofdm_symbol_size*12*2*sizeof(int16_t) );
LOG_D(PHY,"[INIT] prach_vars_br->rxsigF[%d] = %p\n",i,ru->prach_rxsigF_br[j][i]);
}
}
AssertFatal(ru->num_eNB <= NUMBER_OF_eNB_MAX,"eNB instances %d > %d\n",
ru->num_eNB,NUMBER_OF_eNB_MAX);
LOG_D(PHY,"[INIT] %s() ru->num_eNB:%d \n", __FUNCTION__, ru->num_eNB);
int starting_antenna_index=0;
for (i=0; i<ru->idx; i++) starting_antenna_index+=ru->nb_tx;
for (i=0; i<ru->num_eNB; i++) {
for (p=0; p<15; p++) {
LOG_D(PHY,"[INIT] %s() nb_antenna_ports_eNB:%d \n", __FUNCTION__, ru->eNB_list[i]->frame_parms.nb_antenna_ports_eNB);
if (p<ru->eNB_list[i]->frame_parms.nb_antenna_ports_eNB || p==5) {
LOG_D(PHY,"[INIT] %s() DO BEAM WEIGHTS nb_antenna_ports_eNB:%d nb_tx:%d\n", __FUNCTION__, ru->eNB_list[i]->frame_parms.nb_antenna_ports_eNB, ru->nb_tx);
ru->beam_weights[i][p] = (int32_t **)malloc16_clear(ru->nb_tx*sizeof(int32_t *));
for (j=0; j<ru->nb_tx; j++) {
ru->beam_weights[i][p][j] = (int32_t *)malloc16_clear(fp->ofdm_symbol_size*sizeof(int32_t));
// antenna ports 0-3 are mapped on antennas 0-3 as follows
// - antenna port p is mapped to antenna j on ru->idx as: p = (starting_antenna_index+j)%nb_anntena_ports_eNB
// antenna port 4 is mapped on antenna 0
// antenna ports 5-14 are mapped on all antennas
if (((p<4) &&
(p==((starting_antenna_index+j)%ru->eNB_list[i]->frame_parms.nb_antenna_ports_eNB))) ||
((p==4) && (j==0))) {
for (re=0; re<fp->ofdm_symbol_size; re++) {
ru->beam_weights[i][p][j][re] = 0x00007fff;
//LOG_D(PHY,"[INIT] lte_common_vars->beam_weights[%d][%d][%d][%d] = %d\n", i,p,j,re,ru->beam_weights[i][p][j][re]);
}
} else if (p>4) {
for (re=0; re<fp->ofdm_symbol_size; re++) {
ru->beam_weights[i][p][j][re] = 0x00007fff/ru->nb_tx;
//LOG_D(PHY,"[INIT] lte_common_vars->beam_weights[%d][%d][%d][%d] = %d\n", i,p,j,re,ru->beam_weights[i][p][j][re]);
}
}
//LOG_D(PHY,"[INIT] lte_common_vars->beam_weights[%d][%d] = %p (%lu bytes)\n", i,j,ru->beam_weights[i][p][j], fp->ofdm_symbol_size*sizeof(int32_t));
} // for (j=0
} // if (p<ru
} // for p
} //for i
} // !=IF5
ru->common.sync_corr = (uint32_t *)malloc16_clear( LTE_NUMBER_OF_SUBFRAMES_PER_FRAME*sizeof(uint32_t)*fp->samples_per_tti );
return(0);
}
void phy_free_RU(RU_t *ru) {
int i,j,p;
RU_CALIBRATION *calibration = &ru->calibration;
LOG_D(PHY, "Freeing RU signal buffers (if_south %s) nb_tx %d\n", ru_if_types[ru->if_south], ru->nb_tx);
if (ru->if_south <= REMOTE_IF5) { // this means REMOTE_IF5 or LOCAL_RF, so free memory for time-domain signals
for (i = 0; i < ru->nb_tx; i++) free_and_zero(ru->common.txdata[i]);
for (i = 0; i < ru->nb_rx; i++) free_and_zero(ru->common.rxdata[i]);
if (ru->is_slave == 1) {
for (i = 0; i < ru->nb_rx; i++) {
free_and_zero(calibration->drs_ch_estimates_time[i]);
}
free_and_zero(calibration->drs_ch_estimates_time);
}
free_and_zero(ru->common.txdata);
free_and_zero(ru->common.rxdata);
} // else: IF5 or local RF -> nothing to free()
if (ru->function != NGFI_RRU_IF5) { // we need to do RX/TX RU processing
for (i = 0; i < ru->nb_rx; i++) free_and_zero(ru->common.rxdata_7_5kHz[i]);
free_and_zero(ru->common.rxdata_7_5kHz);
// free IFFT input buffers (TX)
for (i = 0; i < ru->nb_tx; i++) free_and_zero(ru->common.txdataF_BF[i]);
free_and_zero(ru->common.txdataF_BF);
// free FFT output buffers (RX)
for (i = 0; i < ru->nb_rx; i++) free_and_zero(ru->common.rxdataF[i]);
free_and_zero(ru->common.rxdataF);
if (ru->is_slave == 1) {
for (i = 0; i < ru->nb_rx; i++) {
free_and_zero(calibration->rxdataF_ext[i]);
free_and_zero(calibration->drs_ch_estimates[i]);
}
free_and_zero(calibration->rxdataF_ext);
free_and_zero(calibration->drs_ch_estimates);
}
for (i = 0; i < ru->nb_rx; i++) {
free_and_zero(ru->prach_rxsigF[0][i]);
for (j = 0; j < 4; j++) free_and_zero(ru->prach_rxsigF_br[j][i]);
}
for (j = 0; j < 4; j++) free_and_zero(ru->prach_rxsigF_br[j]);
free_and_zero(ru->prach_rxsigF[0]);
/* ru->prach_rxsigF_br is not allocated -> don't free */
for (i = 0; i < ru->num_eNB; i++) {
for (p = 0; p < 15; p++) {
if (p < ru->eNB_list[i]->frame_parms.nb_antenna_ports_eNB || p == 5) {
for (j=0; j<ru->nb_tx; j++) free_and_zero(ru->beam_weights[i][p][j]);
free_and_zero(ru->beam_weights[i][p]);
}
}
}
}
free_and_zero(ru->common.sync_corr);
}
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