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Extract nr_common and nr_phy_common libs. Also add unit tests for nr_common

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This commit is contained in:
Bartosz Podrygajlo
2024-06-13 10:14:59 +02:00
parent 9c913fa040
commit 4a36f7dd7b
15 changed files with 168 additions and 74 deletions
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openair1/PHY/CMakeLists.txt
+1
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@@ -4,3 +4,4 @@ add_boolean_option(ENABLE_NRSCOPE OFF "Whether to build the 5G scope" OFF)
if(ENABLE_UESCOPE OR ENABLE_ENBSCOPE OR ENABLE_NRSCOPE)
add_subdirectory(TOOLS)
endif()
add_subdirectory(nr_phy_common)
openair1/PHY/NR_ESTIMATION/nr_ul_channel_estimation.c
+1
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@@ -33,6 +33,7 @@
#include "PHY/NR_REFSIG/ul_ref_seq_nr.h"
#include "executables/softmodem-common.h"
#include "nr_phy_common.h"
//#define DEBUG_CH
openair1/PHY/NR_UE_ESTIMATION/nr_dl_channel_estimation.c
+2 -1
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@@ -29,12 +29,13 @@
#include "PHY/NR_REFSIG/nr_mod_table.h"
#include "PHY/NR_TRANSPORT/nr_sch_dmrs.h"
#include "PHY/NR_TRANSPORT/nr_transport_proto.h"
#include "common/utils/nr/nr_common.h"
#include "nr_phy_common.h"
#include "filt16a_32.h"
#include "T.h"
#include <openair1/PHY/TOOLS/phy_scope_interface.h>
#include "nfapi/open-nFAPI/nfapi/public_inc/nfapi_nr_interface.h"
extern openair0_config_t openair0_cfg[];
// #define DEBUG_PDSCH
openair1/PHY/nr_phy_common/CMakeLists.txt
+2
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@@ -0,0 +1,2 @@
add_library(nr_phy_common src/nr_phy_common.c)
target_include_directories(nr_phy_common PUBLIC inc/)
openair1/PHY/nr_phy_common/inc/nr_phy_common.h
+30
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@@ -0,0 +1,30 @@
/*
* 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
*/
#ifndef __NR_PHY_COMMON__H__
#define __NR_PHY_COMMON__H__
#include "PHY/impl_defs_top.h"
#include "PHY/TOOLS/tools_defs.h"
void freq2time(uint16_t ofdm_symbol_size, int16_t *freq_signal, int16_t *time_signal);
void nr_est_delay(int ofdm_symbol_size, const c16_t *ls_est, c16_t *ch_estimates_time, delay_t *delay);
unsigned int nr_get_tx_amp(int power_dBm, int power_max_dBm, int total_nb_rb, int nb_rb);
#endif
openair1/PHY/nr_phy_common/src/nr_phy_common.c
+69
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@@ -0,0 +1,69 @@
/*
* 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 "nr_phy_common.h"
void freq2time(uint16_t ofdm_symbol_size, int16_t *freq_signal, int16_t *time_signal)
{
const idft_size_idx_t idft_size = get_idft(ofdm_symbol_size);
idft(idft_size, freq_signal, time_signal, 1);
}
void nr_est_delay(int ofdm_symbol_size, const c16_t *ls_est, c16_t *ch_estimates_time, delay_t *delay)
{
freq2time(ofdm_symbol_size, (int16_t *)ls_est, (int16_t *)ch_estimates_time);
int max_pos = delay->delay_max_pos;
int max_val = delay->delay_max_val;
const int sync_pos = 0;
for (int i = 0; i < ofdm_symbol_size; i++) {
int temp = c16amp2(ch_estimates_time[i]) >> 1;
if (temp > max_val) {
max_pos = i;
max_val = temp;
}
}
if (max_pos > ofdm_symbol_size / 2)
max_pos = max_pos - ofdm_symbol_size;
delay->delay_max_pos = max_pos;
delay->delay_max_val = max_val;
delay->est_delay = max_pos - sync_pos;
}
unsigned int nr_get_tx_amp(int power_dBm, int power_max_dBm, int total_nb_rb, int nb_rb)
{
// assume power at AMP is 20dBm
// if gain = 20 (power == 40)
int gain_dB = power_dBm - power_max_dBm;
double gain_lin;
gain_lin = pow(10, .1 * gain_dB);
if ((nb_rb > 0) && (nb_rb <= total_nb_rb)) {
return ((int)(AMP * sqrt(gain_lin * total_nb_rb / (double)nb_rb)));
} else {
LOG_E(PHY, "Illegal nb_rb/N_RB_UL combination (%d/%d)\n", nb_rb, total_nb_rb);
// mac_xface->macphy_exit("");
}
return (0);
}
openair1/SCHED_NR_UE/defs.h
-2
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@@ -111,8 +111,6 @@ int8_t nr_find_ue(uint16_t rnti, PHY_VARS_eNB *phy_vars_eNB);
*/
void ue_ta_procedures(PHY_VARS_NR_UE *ue, int slot_tx, int frame_tx);
unsigned int nr_get_tx_amp(int power_dBm, int power_max_dBm, int N_RB_UL, int nb_rb);
void set_tx_harq_id(NR_UE_ULSCH_t *ulsch, int harq_pid, int slot_tx);
int get_tx_harq_id(NR_UE_ULSCH_t *ulsch, int slot_tx);
openair1/SCHED_NR_UE/phy_procedures_nr_ue.c
-17
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@@ -407,23 +407,6 @@ static int nr_ue_pbch_procedures(PHY_VARS_NR_UE *ue,
return ret;
}
unsigned int nr_get_tx_amp(int power_dBm, int power_max_dBm, int N_RB_UL, int nb_rb)
{
int gain_dB = power_dBm - power_max_dBm;
double gain_lin;
gain_lin = pow(10,.1*gain_dB);
if ((nb_rb >0) && (nb_rb <= N_RB_UL)) {
return((int)(AMP*sqrt(gain_lin*N_RB_UL/(double)nb_rb)));
}
else {
LOG_E(PHY,"Illegal nb_rb/N_RB_UL combination (%d/%d)\n",nb_rb,N_RB_UL);
//mac_xface->macphy_exit("");
}
return(0);
}
int nr_ue_pdcch_procedures(PHY_VARS_NR_UE *ue,
const UE_nr_rxtx_proc_t *proc,
int32_t pdcch_est_size,