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Commit e78d6e97 authored by Remi Hardy's avatar Remi Hardy
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Merge remote-tracking branch 'origin/NR_FDD_FIX' into integration_2021_wk10

parents ea3f9246 2cf4daef
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Showing with 727 additions and 348 deletions
ci-scripts/conf_files/gnb.band66.tm1.106PRB.usrpn300.conf 0 → 100644
View file @ e78d6e97
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ci-scripts/reportTestLocally.sh
View file @ e78d6e97
......@@ -749,7 +749,7 @@ function report_test {
echo " </tr>" >> ./test_simulator_results.html
EPC_CONFIGS=("noS1")
TRANS_MODES=("tdd")
TRANS_MODES=("fdd" "tdd")
BW_CASES=(106)
for CN_CONFIG in ${EPC_CONFIGS[@]}
do
......
ci-scripts/runTestOnVM.sh
View file @ e78d6e97
......@@ -379,7 +379,7 @@ function check_iperf {
local LOC_IS_DL=`echo $LOC_BASE_LOG | grep -c _dl`
local LOC_IS_BASIC_SIM=`echo $LOC_BASE_LOG | grep -c basic_sim`
local LOC_IS_RF_SIM=`echo $LOC_BASE_LOG | grep -c rf_sim`
local LOC_IS_NR=`echo $LOC_BASE_LOG | grep -c tdd_106prb`
local LOC_IS_NR=`echo $LOC_BASE_LOG | grep -c _106prb`
if [ -f ${LOC_BASE_LOG}_client.txt ]
then
local FILE_COMPLETE=`egrep -c "Server Report" ${LOC_BASE_LOG}_client.txt`
......@@ -2189,39 +2189,50 @@ function run_test_on_vm {
if [[ "$RUN_OPTIONS" == "complex" ]] && [[ $VM_NAME =~ .*-rf-sim.* ]]
then
CN_CONFIG="noS1"
CONF_FILE=gnb.band78.tm1.106PRB.usrpn300.conf
S1_NOS1_CFG=0
PRB=106
FREQUENCY=3510
if [ ! -d $ARCHIVES_LOC ]
then
mkdir --parents $ARCHIVES_LOC
fi
local try_cnt=0
NR_STATUS=0
CN_CONFIG="noS1"
S1_NOS1_CFG=0
######### start of RA TEST loop
while [ $try_cnt -lt 5 ] #5 because it hardly succeed within CI
# for the moment only TDD
TRANS_MODES=("tdd")
for TMODE in ${TRANS_MODES[@]}
do
if [[ $TMODE =~ .*fdd.* ]]
then
CONF_FILE=gnb.band66.tm1.106PRB.usrpn300.conf
PRB=106
FREQUENCY=37000
else
CONF_FILE=gnb.band78.tm1.106PRB.usrpn300.conf
PRB=106
FREQUENCY=3510
fi
local try_cnt=0
NR_STATUS=0
while [ $try_cnt -lt 5 ] #5 because it hardly succeed within CI
do
SYNC_STATUS=0
RA_STATUS=0
rm -f $ARCHIVES_LOC/tdd_${PRB}prb_${CN_CONFIG}*ra_test.log
rm -f $ARCHIVES_LOC/${TMODE}_${PRB}prb_${CN_CONFIG}*ra_test.log
echo "############################################################"
echo "${CN_CONFIG} : Starting the gNB"
echo "${CN_CONFIG} : Starting the gNB in ${TMODE} mode (RA TEST)"
echo "############################################################"
CURRENT_GNB_LOG_FILE=tdd_${PRB}prb_${CN_CONFIG}_gnb_ra_test.log
CURRENT_GNB_LOG_FILE=${TMODE}_${PRB}prb_${CN_CONFIG}_gnb_ra_test.log
#last argument = 1 is to enable --do-ra for RA test
start_rf_sim_gnb $GNB_VM_CMDS "$GNB_VM_IP_ADDR" $CURRENT_GNB_LOG_FILE $PRB $CONF_FILE $S1_NOS1_CFG 1
echo "############################################################"
echo "${CN_CONFIG} : Starting the NR-UE"
echo "${CN_CONFIG} : Starting the NR-UE in ${TMODE} mode (RA TEST)"
echo "############################################################"
CURRENT_NR_UE_LOG_FILE=tdd_${PRB}prb_${CN_CONFIG}_ue_ra_test.log
CURRENT_NR_UE_LOG_FILE=${TMODE}_${PRB}prb_${CN_CONFIG}_ue_ra_test.log
#last argument = 1 is to enable --do-ra for RA test
start_rf_sim_nr_ue $NR_UE_VM_CMDS $NR_UE_VM_IP_ADDR $GNB_VM_IP_ADDR $CURRENT_NR_UE_LOG_FILE $PRB $FREQUENCY $S1_NOS1_CFG 1
if [ $NR_UE_SYNC -eq 0 ]
......@@ -2260,35 +2271,47 @@ function run_test_on_vm {
else
try_cnt=$((try_cnt+10))
fi
done
done
########### end RA test
sleep 30
######### start of PHY TEST loop
try_cnt=0
while [ $try_cnt -lt 4 ]
SYNC_STATUS=0
PING_STATUS=0
IPERF_STATUS=0
TRANS_MODES=("fdd tdd")
for TMODE in ${TRANS_MODES[@]}
do
if [[ $TMODE =~ .*fdd.* ]]
then
CONF_FILE=gnb.band66.tm1.106PRB.usrpn300.conf
PRB=106
FREQUENCY=37000
else
CONF_FILE=gnb.band78.tm1.106PRB.usrpn300.conf
PRB=106
FREQUENCY=3510
fi
SYNC_STATUS=0
PING_STATUS=0
IPERF_STATUS=0
rm -f $ARCHIVES_LOC/tdd_${PRB}prb_${CN_CONFIG}_gnb.log $ARCHIVES_LOC/tdd_${PRB}prb_${CN_CONFIG}_ue.log
rm -f $ARCHIVES_LOC/tdd_${PRB}prb_${CN_CONFIG}_ping_gnb_from_nrue.log $ARCHIVES_LOC/tdd_${PRB}prb_${CN_CONFIG}_ping_from_gnb_nrue.log
rm -f $ARCHIVES_LOC/tdd_${PRB}prb_${CN_CONFIG}_iperf_dl*txt $ARCHIVES_LOC/tdd_${PRB}prb_${CN_CONFIG}_iperf_ul*txt
try_cnt=0
while [ $try_cnt -lt 4 ]
do
rm -f $ARCHIVES_LOC/${TMODE}_${PRB}prb_${CN_CONFIG}_gnb.log $ARCHIVES_LOC/${TMODE}_${PRB}prb_${CN_CONFIG}_ue.log
rm -f $ARCHIVES_LOC/${TMODE}_${PRB}prb_${CN_CONFIG}_ping_gnb_from_nrue.log $ARCHIVES_LOC/${TMODE}_${PRB}prb_${CN_CONFIG}_ping_from_gnb_nrue.log
rm -f $ARCHIVES_LOC/${TMODE}_${PRB}prb_${CN_CONFIG}_iperf_dl*txt $ARCHIVES_LOC/${TMODE}_${PRB}prb_${CN_CONFIG}_iperf_ul*txt
echo "############################################################"
echo "${CN_CONFIG} : Starting the gNB"
echo "${CN_CONFIG} : Starting the gNB in ${TMODE} mode (PHY TEST)"
echo "############################################################"
CURRENT_GNB_LOG_FILE=tdd_${PRB}prb_${CN_CONFIG}_gnb.log
CURRENT_GNB_LOG_FILE=${TMODE}_${PRB}prb_${CN_CONFIG}_gnb.log
start_rf_sim_gnb $GNB_VM_CMDS "$GNB_VM_IP_ADDR" $CURRENT_GNB_LOG_FILE $PRB $CONF_FILE $S1_NOS1_CFG 0
echo "############################################################"
echo "${CN_CONFIG} : Starting the NR-UE"
echo "${CN_CONFIG} : Starting the NR-UE in ${TMODE} mode (PHY TEST)"
echo "############################################################"
CURRENT_NR_UE_LOG_FILE=tdd_${PRB}prb_${CN_CONFIG}_ue.log
CURRENT_NR_UE_LOG_FILE=${TMODE}_${PRB}prb_${CN_CONFIG}_ue.log
start_rf_sim_nr_ue $NR_UE_VM_CMDS $NR_UE_VM_IP_ADDR $GNB_VM_IP_ADDR $CURRENT_NR_UE_LOG_FILE $PRB $FREQUENCY $S1_NOS1_CFG 0
if [ $NR_UE_SYNC -eq 0 ]
then
......@@ -2306,7 +2329,7 @@ function run_test_on_vm {
echo "${CN_CONFIG} : Pinging the gNB from NR-UE"
echo "############################################################"
get_enb_noS1_ip_addr $GNB_VM_CMDS $GNB_VM_IP_ADDR
PING_LOG_FILE=tdd_${PRB}prb_${CN_CONFIG}_ping_gnb_from_nrue.log
PING_LOG_FILE=${TMODE}_${PRB}prb_${CN_CONFIG}_ping_gnb_from_nrue.log
ping_epc_ip_addr $NR_UE_VM_CMDS $NR_UE_VM_IP_ADDR $ENB_IP_ADDR $PING_LOG_FILE 1 0
scp -o StrictHostKeyChecking=no ubuntu@$NR_UE_VM_IP_ADDR:/home/ubuntu/$PING_LOG_FILE $ARCHIVES_LOC
check_ping_result $ARCHIVES_LOC/$PING_LOG_FILE 20
......@@ -2315,7 +2338,7 @@ function run_test_on_vm {
echo "${CN_CONFIG} : Pinging the NR-UE from gNB"
echo "############################################################"
get_ue_ip_addr $NR_UE_VM_CMDS $NR_UE_VM_IP_ADDR 1
PING_LOG_FILE=tdd_${PRB}prb_${CN_CONFIG}_ping_from_gnb_nrue.log
PING_LOG_FILE=${TMODE}_${PRB}prb_${CN_CONFIG}_ping_from_gnb_nrue.log
ping_enb_ip_addr $GNB_VM_CMDS $GNB_VM_IP_ADDR $UE_IP_ADDR $PING_LOG_FILE 0
scp -o StrictHostKeyChecking=no ubuntu@$GNB_VM_IP_ADDR:/home/ubuntu/$PING_LOG_FILE $ARCHIVES_LOC
check_ping_result $ARCHIVES_LOC/$PING_LOG_FILE 20
......@@ -2324,7 +2347,7 @@ function run_test_on_vm {
echo "${CN_CONFIG} : iperf DL -- NR-UE is server and gNB is client"
echo "############################################################"
THROUGHPUT="30K"
CURR_IPERF_LOG_BASE=tdd_${PRB}prb_${CN_CONFIG}_iperf_dl
CURR_IPERF_LOG_BASE=${TMODE}_${PRB}prb_${CN_CONFIG}_iperf_dl
get_enb_noS1_ip_addr $GNB_VM_CMDS $GNB_VM_IP_ADDR
get_ue_ip_addr $NR_UE_VM_CMDS $NR_UE_VM_IP_ADDR 1
generic_iperf $NR_UE_VM_CMDS $NR_UE_VM_IP_ADDR $UE_IP_ADDR $GNB_VM_CMDS $GNB_VM_IP_ADDR $ENB_IP_ADDR $THROUGHPUT $CURR_IPERF_LOG_BASE 1 0
......@@ -2346,7 +2369,7 @@ function run_test_on_vm {
echo "${CN_CONFIG} : iperf UL -- gNB is server and NR-UE is client"
echo "############################################################"
THROUGHPUT="30K"
CURR_IPERF_LOG_BASE=tdd_${PRB}prb_${CN_CONFIG}_iperf_ul
CURR_IPERF_LOG_BASE=${TMODE}_${PRB}prb_${CN_CONFIG}_iperf_ul
get_enb_noS1_ip_addr $GNB_VM_CMDS $GNB_VM_IP_ADDR
get_ue_ip_addr $NR_UE_VM_CMDS $NR_UE_VM_IP_ADDR 1
generic_iperf $GNB_VM_CMDS $GNB_VM_IP_ADDR $ENB_IP_ADDR $NR_UE_VM_CMDS $NR_UE_VM_IP_ADDR $UE_IP_ADDR $THROUGHPUT $CURR_IPERF_LOG_BASE 1 0
......@@ -2368,6 +2391,7 @@ function run_test_on_vm {
else
try_cnt=$((try_cnt+10))
fi
done
done
######### end of loop
full_l2_sim_destroy
......
common/utils/nr/nr_common.c
View file @ e78d6e97
......@@ -32,6 +32,81 @@
#include <stdint.h>
#include "assertions.h"
#include "nr_common.h"
// Table 5.2-1 NR operating bands in FR1 & FR2 (3GPP TS 38.101)
// Table 5.4.2.3-1 Applicable NR-ARFCN per operating band in FR1 & FR2 (3GPP TS 38.101)
// Notes:
// - N_OFFs for bands from 80 to 89 and band 95 is referred to UL
// - Frequencies are expressed in KHz
// - col: NR_band ul_min ul_max dl_min dl_max step N_OFFs_DL deltaf_raster
nr_bandentry_t nr_bandtable[] = {
{1, 1920000, 1980000, 2110000, 2170000, 20, 422000, 100},
{2, 1850000, 1910000, 1930000, 1990000, 20, 386000, 100},
{3, 1710000, 1785000, 1805000, 1880000, 20, 361000, 100},
{5, 824000, 849000, 869000, 894000, 20, 173800, 100},
{7, 2500000, 2570000, 2620000, 2690000, 20, 524000, 100},
{8, 880000, 915000, 925000, 960000, 20, 185000, 100},
{12, 698000, 716000, 729000, 746000, 20, 145800, 100},
{14, 788000, 798000, 758000, 768000, 20, 151600, 100},
{18, 815000, 830000, 860000, 875000, 20, 172000, 100},
{20, 832000, 862000, 791000, 821000, 20, 158200, 100},
{25, 1850000, 1915000, 1930000, 1995000, 20, 386000, 100},
{26, 814000, 849000, 859000, 894000, 20, 171800, 100},
{28, 703000, 758000, 758000, 813000, 20, 151600, 100},
{29, 000, 000, 717000, 728000, 20, 143400, 100},
{30, 2305000, 2315000, 2350000, 2360000, 20, 470000, 100},
{34, 2010000, 2025000, 2010000, 2025000, 20, 402000, 100},
{38, 2570000, 2620000, 2570000, 2630000, 20, 514000, 100},
{39, 1880000, 1920000, 1880000, 1920000, 20, 376000, 100},
{40, 2300000, 2400000, 2300000, 2400000, 20, 460000, 100},
{41, 2496000, 2690000, 2496000, 2690000, 3, 499200, 15},
{41, 2496000, 2690000, 2496000, 2690000, 6, 499200, 30},
{47, 5855000, 5925000, 5855000, 5925000, 1, 790334, 15},
//{48, 3550000, 3700000, 3550000, 3700000, 1, 636667, 15},
//{48, 3550000, 3700000, 3550000, 3700000, 2, 636668, 30},
{50, 1432000, 1517000, 1432000, 1517000, 20, 286400, 100},
{51, 1427000, 1432000, 1427000, 1432000, 20, 285400, 100},
{53, 2483500, 2495000, 2483500, 2495000, 20, 496700, 100},
{65, 1920000, 2010000, 2110000, 2200000, 20, 422000, 100},
{66, 1710000, 1780000, 2110000, 2200000, 20, 422000, 100},
{70, 1695000, 1710000, 1995000, 2020000, 20, 399000, 100},
{71, 663000, 698000, 617000, 652000, 20, 123400, 100},
{74, 1427000, 1470000, 1475000, 1518000, 20, 295000, 100},
{75, 000, 000, 1432000, 1517000, 20, 286400, 100},
{76, 000, 000, 1427000, 1432000, 20, 285400, 100},
{77, 3300000, 4200000, 3300000, 4200000, 1, 620000, 15},
{77, 3300000, 4200000, 3300000, 4200000, 2, 620000, 30},
{78, 3300000, 3800000, 3300000, 3800000, 1, 620000, 15},
{78, 3300000, 3800000, 3300000, 3800000, 2, 620000, 30},
{79, 4400010, 5000000, 4400010, 5000000, 1, 693334, 15},
{79, 4400010, 5000000, 4400010, 5000000, 2, 693334, 30},
{80, 1710000, 1785000, 000, 000, 20, 342000, 100},
{81, 880000, 915000, 000, 000, 20, 176000, 100},
{82, 832000, 862000, 000, 000, 20, 166400, 100},
{83, 703000, 748000, 000, 000, 20, 140600, 100},
{84, 1920000, 1980000, 000, 000, 20, 384000, 100},
{86, 1710000, 1785000, 000, 000, 20, 342000, 100},
{89, 824000, 849000, 000, 000, 20, 342000, 100},
{90, 2496000, 2690000, 2496000, 2690000, 3, 499200, 15},
{90, 2496000, 2690000, 2496000, 2690000, 6, 499200, 30},
{90, 2496000, 2690000, 2496000, 2690000, 20, 499200, 100},
{91, 832000, 862000, 1427000, 1432000, 20, 285400, 100},
{92, 832000, 862000, 1432000, 1517000, 20, 286400, 100},
{93, 880000, 915000, 1427000, 1432000, 20, 285400, 100},
{94, 880000, 915000, 1432000, 1517000, 20, 286400, 100},
{95, 2010000, 2025000, 000, 000, 20, 402000, 100},
{257,26500020,29500000,26500020,29500000, 1,2054166, 60},
{257,26500080,29500000,26500080,29500000, 2,2054167, 120},
{258,24250080,27500000,24250080,27500000, 1,2016667, 60},
{258,24250080,27500000,24250080,27500000, 2,2016667, 120},
{260,37000020,40000000,37000020,40000000, 1,2229166, 60},
{260,37000080,40000000,37000080,40000000, 2,2229167, 120},
{261,27500040,28350000,27500040,28350000, 1,2070833, 60},
{261,27500040,28350000,27500040,28350000, 2,2070833, 120}
};
const size_t nr_bandtable_size = sizeof(nr_bandtable) / sizeof(nr_bandentry_t);
int NRRIV2BW(int locationAndBandwidth,int N_RB) {
int tmp = locationAndBandwidth/N_RB;
......
common/utils/nr/nr_common.h
View file @ e78d6e97
......@@ -36,6 +36,20 @@
#include <stdint.h>
#include "assertions.h"
typedef struct nr_bandentry_s {
int16_t band;
uint64_t ul_min;
uint64_t ul_max;
uint64_t dl_min;
uint64_t dl_max;
uint64_t step_size;
uint64_t N_OFFs_DL;
uint8_t deltaf_raster;
} nr_bandentry_t;
extern const size_t nr_bandtable_size;
extern nr_bandentry_t nr_bandtable[];
int NRRIV2BW(int locationAndBandwidth,int N_RB);
int NRRIV2PRBOFFSET(int locationAndBandwidth,int N_RB);
int PRBalloc_to_locationandbandwidth0(int NPRB,int RBstart,int BWPsize);
......
doc/RUNMODEM.md
View file @ e78d6e97
......@@ -168,7 +168,7 @@ With the RF simulator (on the same machine):
## IF setup with OAI
The -C and -CO flags can be used together at UE side to set custom downlink and uplink FR1 intermediate frequencies for the IF equipment.
The -C and --CO flags can be used together at UE side to set custom downlink and uplink FR1 arbitrary frequencies for the IF equipment.
In order to run this setup, the following flags are needed at the UE side:
......@@ -182,9 +182,11 @@ and the following parameters must be configured in the RUs section of the gNB co
`if_offset`
### Run OAI with custom DL/UL intermediate frequencies
The values must be given in Hz.
The following example uses DL frequency 2169.080 MHz and UL frequency offset -400 MHz, with a configuration file for band 66 at gNB side.
### Run OAI with custom DL/UL arbitrary frequencies
The following example uses DL frequency 2169.080 MHz and UL frequency offset -400 MHz, with a configuration file for band 66 (FDD) at gNB side.
From the `cmake_targets/ran_build/build` folder:
......
executables/nr-ue.c
View file @ e78d6e97
......@@ -703,16 +703,23 @@ void *UE_thread(void *arg) {
int flags = 0;
int slot_tx_usrp = slot_nr + DURATION_RX_TO_TX - RX_NB_TH;
uint8_t tdd_period = mac->phy_config.config_req.tdd_table.tdd_period_in_slots;
uint8_t num_UL_slots = mac->scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofUplinkSlots +
(mac->scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofUplinkSymbols!=0);
uint8_t first_tx_slot = tdd_period - num_UL_slots;
if (slot_tx_usrp%tdd_period==first_tx_slot)
flags=2;
else if (slot_tx_usrp%tdd_period==first_tx_slot+num_UL_slots-1)
flags = 3;
else if (slot_tx_usrp%tdd_period>first_tx_slot)
if (openair0_cfg[0].duplex_mode == duplex_mode_TDD) {
uint8_t tdd_period = mac->phy_config.config_req.tdd_table.tdd_period_in_slots;
int nrofUplinkSlots = mac->scc->tdd_UL_DL_ConfigurationCommon->pattern1.nrofUplinkSlots;
uint8_t num_UL_slots = nrofUplinkSlots + (nrofUplinkSlots != 0);
uint8_t first_tx_slot = tdd_period - num_UL_slots;
if (slot_tx_usrp % tdd_period == first_tx_slot)
flags = 2;
else if (slot_tx_usrp % tdd_period == first_tx_slot + num_UL_slots - 1)
flags = 3;
else if (slot_tx_usrp % tdd_period > first_tx_slot)
flags = 1;
} else {
flags = 1;
}
if (flags || IS_SOFTMODEM_RFSIM)
AssertFatal( writeBlockSize ==
......
executables/nr-uesoftmodem.c
View file @ e78d6e97
......@@ -531,7 +531,8 @@ int main( int argc, char **argv ) {
fapi_nr_config_request_t *nrUE_config = &UE[CC_id]->nrUE_config;
nr_init_frame_parms_ue(&UE[CC_id]->frame_parms, nrUE_config, *mac->scc->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.array[0]);
init_symbol_rotation(&UE[CC_id]->frame_parms, UE[CC_id]->frame_parms.dl_CarrierFreq);
init_symbol_rotation(&UE[CC_id]->frame_parms);
init_nr_ue_vars(UE[CC_id], 0, abstraction_flag);
#ifdef FR2_TEST
......
openair1/PHY/INIT/nr_init.c
View file @ e78d6e97
......@@ -20,6 +20,7 @@
*/
#include "executables/nr-softmodem-common.h"
#include "common/utils/nr/nr_common.h"
#include "PHY/defs_gNB.h"
#include "PHY/phy_extern.h"
#include "PHY/NR_REFSIG/nr_refsig.h"
......@@ -45,10 +46,42 @@
#include "PHY/NR_REFSIG/ul_ref_seq_nr.h"
/*
extern uint32_t from_nrarfcn(int nr_bandP,uint32_t dl_nrarfcn);
extern openair0_config_t openair0_cfg[MAX_CARDS];
*/
static
uint16_t get_band(uint64_t downlink_frequency, int32_t delta_duplex)
{
const uint64_t dl_freq_khz = downlink_frequency / 1000;
const int32_t delta_duplex_khz = delta_duplex / 1000;
uint64_t center_freq_diff_khz = 999999999999999999; // 2^64
uint16_t current_band = 0;
for (int ind = 0; ind < nr_bandtable_size; ind++) {
LOG_D(PHY, "Scanning band %d, dl_min %"PRIu64", ul_min %"PRIu64"\n", nr_bandtable[ind].band, nr_bandtable[ind].dl_min, nr_bandtable[ind].ul_min);
if (dl_freq_khz < nr_bandtable[ind].dl_min || dl_freq_khz > nr_bandtable[ind].dl_max)
continue;
int32_t current_offset_khz = nr_bandtable[ind].ul_min - nr_bandtable[ind].dl_min;
if (current_offset_khz != delta_duplex_khz)
continue;
uint64_t center_frequency_khz = (nr_bandtable[ind].dl_max + nr_bandtable[ind].dl_min) / 2;
if (abs(dl_freq_khz - center_frequency_khz) < center_freq_diff_khz){
current_band = nr_bandtable[ind].band;
center_freq_diff_khz = abs(dl_freq_khz - center_frequency_khz);
}
}
LOG_I(PHY, "DL frequency %"PRIu64": band %d, UL frequency %"PRIu64"\n",
downlink_frequency, current_band, downlink_frequency+delta_duplex);
AssertFatal(current_band != 0, "Can't find EUTRA band for frequency %"PRIu64" and duplex_spacing %u\n", downlink_frequency, delta_duplex);
return current_band;
}
int l1_north_init_gNB() {
......@@ -455,7 +488,6 @@ void nr_phy_config_request(NR_PHY_Config_t *phy_config) {
uint8_t short_sequence, num_sequences, rootSequenceIndex, fd_occasion;
NR_DL_FRAME_PARMS *fp = &RC.gNB[Mod_id]->frame_parms;
nfapi_nr_config_request_scf_t *gNB_config = &RC.gNB[Mod_id]->gNB_config;
int32_t dlul_offset = 0;
memcpy((void*)gNB_config,phy_config->cfg,sizeof(*phy_config->cfg));
RC.gNB[Mod_id]->mac_enabled = 1;
......@@ -466,16 +498,9 @@ void nr_phy_config_request(NR_PHY_Config_t *phy_config) {
uint64_t ul_bw_khz = (12*gNB_config->carrier_config.ul_grid_size[gNB_config->ssb_config.scs_common.value].value)*(15<<gNB_config->ssb_config.scs_common.value);
fp->ul_CarrierFreq = ((ul_bw_khz>>1) + gNB_config->carrier_config.uplink_frequency.value)*1000 ;
//fp->nr_band = *RC.nrmac[Mod_id]->common_channels[0].ServingCellConfigCommon->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.array[0];
lte_frame_type_t frame_type = 0; // FDD
get_band(fp->dl_CarrierFreq,&fp->nr_band,&dlul_offset,&frame_type); //RC.nrmac[Mod_id] cannot be accessed in NFAPI
int32_t dlul_offset = fp->ul_CarrierFreq - fp->dl_CarrierFreq;
fp->nr_band = get_band(fp->dl_CarrierFreq, dlul_offset);
get_delta_duplex(fp->nr_band, gNB_config->ssb_config.scs_common.value, &dlul_offset);
dlul_offset *= 1000;
AssertFatal(fp->ul_CarrierFreq == (fp->dl_CarrierFreq + dlul_offset), "Disagreement in uplink frequency for band %d: ul_CarrierFreq = %lu Hz vs expected %lu Hz\n", fp->nr_band, fp->ul_CarrierFreq, fp->dl_CarrierFreq + dlul_offset);
LOG_I(PHY, "DL frequency %lu Hz, UL frequency %lu Hz: band %d, uldl offset %d Hz\n", fp->dl_CarrierFreq, fp->ul_CarrierFreq, fp->nr_band, dlul_offset);
fp->threequarter_fs = openair0_cfg[0].threequarter_fs;
......@@ -504,7 +529,7 @@ void nr_phy_config_request(NR_PHY_Config_t *phy_config) {
// }
RC.gNB[Mod_id]->configured = 1;
init_symbol_rotation(fp,fp->dl_CarrierFreq);
init_symbol_rotation(fp);
LOG_I(PHY,"gNB %d configured\n",Mod_id);
}
......
openair1/PHY/INIT/nr_parms.c
View file @ e78d6e97
......@@ -352,9 +352,8 @@ int nr_init_frame_parms_ue(NR_DL_FRAME_PARMS *fp,
fp->N_RB_UL = config->carrier_config.ul_grid_size[fp->numerology_index];
fp->N_RB_DL = config->carrier_config.dl_grid_size[fp->numerology_index];
int32_t uplink_frequency_offset = 0;
get_delta_duplex(fp->nr_band, fp->numerology_index, &uplink_frequency_offset);
get_frame_type(fp->nr_band, fp->numerology_index, &fp->frame_type);
fp->frame_type = get_frame_type(fp->nr_band, fp->numerology_index);
int32_t uplink_frequency_offset = get_delta_duplex(fp->nr_band, fp->numerology_index);
uplink_frequency_offset *= 1000;
LOG_I(PHY, "Initializing frame parms: DL frequency %lu Hz, UL frequency %lu Hz: band %d, uldl offset %d Hz\n", fp->dl_CarrierFreq, fp->ul_CarrierFreq, fp->nr_band, uplink_frequency_offset);
......
openair1/PHY/MODULATION/nr_modulation.c
View file @ e78d6e97
......@@ -591,35 +591,63 @@ void nr_dft(int32_t *z, int32_t *d, uint32_t Msc_PUSCH)
}
void init_symbol_rotation(NR_DL_FRAME_PARMS *fp,uint64_t CarrierFreq) {
void init_symbol_rotation(NR_DL_FRAME_PARMS *fp) {
uint64_t dl_CarrierFreq = fp->dl_CarrierFreq;
uint64_t ul_CarrierFreq = fp->ul_CarrierFreq;
double f[2] = {(double)dl_CarrierFreq, (double)ul_CarrierFreq};
const int nsymb = fp->symbols_per_slot * fp->slots_per_frame/10;
const double Tc=(1/480e3/4096);
const double Nu=2048*64*(1/(float)(1<<fp->numerology_index));
const double f0= (double)CarrierFreq;
const double Ncp0=16*64 + (144*64*(1/(float)(1<<fp->numerology_index)));
const double Ncp1=(144*64*(1/(float)(1<<fp->numerology_index)));
double tl=0,poff,exp_re,exp_im;
double Ncp,Ncpm1=Ncp0;
poff = 2*M_PI*((Ncp0*Tc))*f0;
exp_re = cos(poff);
exp_im = sin(-poff);
fp->symbol_rotation[0]=(int16_t)floor(exp_re*32767);
fp->symbol_rotation[1]=(int16_t)floor(exp_im*32767);
LOG_I(PHY,"Doing symbol rotation calculation for gNB TX/RX, f0 %f Hz, Nsymb %d\n",f0,nsymb);
LOG_I(PHY,"Symbol rotation %d/%d => (%d,%d)\n",0,nsymb,fp->symbol_rotation[0],fp->symbol_rotation[1]);
for (int l=1;l<nsymb;l++) {
if (l==(7*(1<<fp->numerology_index))) Ncp=Ncp0;
else Ncp=Ncp1;
tl += (Nu+Ncpm1)*Tc;
poff = 2*M_PI*(tl + (Ncp*Tc))*f0;
exp_re = cos(poff);
exp_im = sin(-poff);
fp->symbol_rotation[l<<1]=(int16_t)floor(exp_re*32767);
fp->symbol_rotation[1+(l<<1)]=(int16_t)floor(exp_im*32767);
LOG_I(PHY,"Symbol rotation %d/%d => tl %f (%d,%d) (%f)\n",l,nsymb,tl,fp->symbol_rotation[l<<1],fp->symbol_rotation[1+(l<<1)],
(poff/2/M_PI)-floor(poff/2/M_PI));
Ncpm1=Ncp;
for (uint8_t ll = 0; ll < 2; ll++){
double f0 = f[ll];
double Ncpm1 = Ncp0;
int16_t *symbol_rotation = fp->symbol_rotation[ll];
double tl = 0;
double poff = 2 * M_PI * ((Ncp0 * Tc)) * f0;
double exp_re = cos(poff);
double exp_im = sin(-poff);
symbol_rotation[0] = (int16_t)floor(exp_re * 32767);
symbol_rotation[1] = (int16_t)floor(exp_im * 32767);
LOG_I(PHY, "Doing symbol rotation calculation for gNB TX/RX, f0 %f Hz, Nsymb %d\n", f0, nsymb);
LOG_I(PHY, "Symbol rotation %d/%d => (%d,%d)\n",
0,
nsymb,
symbol_rotation[0],
symbol_rotation[1]);
for (int l = 1; l < nsymb; l++) {
double Ncp;
if (l == (7 * (1 << fp->numerology_index))) {
Ncp = Ncp0;
} else {
Ncp = Ncp1;
}
tl += (Nu + Ncpm1) * Tc;
poff = 2 * M_PI * (tl + (Ncp * Tc)) * f0;
exp_re = cos(poff);
exp_im = sin(-poff);
symbol_rotation[l<<1] = (int16_t)floor(exp_re * 32767);
symbol_rotation[1 + (l<<1)] = (int16_t)floor(exp_im * 32767);
LOG_I(PHY, "Symbol rotation %d/%d => tl %f (%d,%d) (%f)\n",
l,
nsymb,
tl,
symbol_rotation[l<<1],
symbol_rotation[1 + (l<<1)],
(poff / 2 / M_PI) - floor(poff / 2 / M_PI));
Ncpm1 = Ncp;
}
}
}
openair1/PHY/MODULATION/nr_modulation.h
View file @ e78d6e97
......@@ -110,7 +110,7 @@ void apply_nr_rotation(NR_DL_FRAME_PARMS *fp,
int nsymb,
int length);
void init_symbol_rotation(NR_DL_FRAME_PARMS *fp,uint64_t CarrierFreq);
void init_symbol_rotation(NR_DL_FRAME_PARMS *fp);
void apply_nr_rotation_ul(NR_DL_FRAME_PARMS *frame_parms,
int32_t *rxdataF,
......
openair1/PHY/MODULATION/ofdm_mod.c
View file @ e78d6e97
......@@ -306,15 +306,23 @@ void apply_nr_rotation(NR_DL_FRAME_PARMS *fp,
int length) {
int symb_offset = (slot%fp->slots_per_subframe)*fp->symbols_per_slot;
int16_t *symbol_rotation = fp->symbol_rotation[0];
for (int sidx=0;sidx<nsymb;sidx++) {
LOG_D(PHY,"Rotating symbol %d, slot %d, symbol_subframe_index %d, length %d (%d,%d)\n",
first_symbol+sidx,slot,sidx+first_symbol+symb_offset,length,
fp->symbol_rotation[2*(sidx+first_symbol+symb_offset)],fp->symbol_rotation[1+2*(sidx+first_symbol+symb_offset)]);
rotate_cpx_vector(trxdata+(sidx*length*2),
&fp->symbol_rotation[2*(sidx+first_symbol+symb_offset)],
trxdata+(sidx*length*2),
length,
15);
first_symbol + sidx,
slot,
sidx + first_symbol + symb_offset,
length,
symbol_rotation[2 * (sidx + first_symbol + symb_offset)],
symbol_rotation[1 + 2 * (sidx + first_symbol + symb_offset)]);
rotate_cpx_vector(trxdata + (sidx * length * 2),
&symbol_rotation[2 * (sidx + first_symbol + symb_offset)],
trxdata + (sidx * length * 2),
length,
15);
}
}
openair1/PHY/MODULATION/slot_fep_nr.c
View file @ e78d6e97
......@@ -205,7 +205,7 @@ int nr_slot_fep(PHY_VARS_NR_UE *ue,
#endif
int symb_offset = (Ns%frame_parms->slots_per_subframe)*frame_parms->symbols_per_slot;
int32_t rot2 = ((uint32_t*)frame_parms->symbol_rotation)[symbol+symb_offset];
int32_t rot2 = ((uint32_t*)frame_parms->symbol_rotation[0])[symbol + symb_offset];
((int16_t*)&rot2)[1]=-((int16_t*)&rot2)[1];
rotate_cpx_vector((int16_t *)&common_vars->common_vars_rx_data_per_thread[proc->thread_id].rxdataF[aa][frame_parms->ofdm_symbol_size*symbol],
(int16_t*)&rot2,
......@@ -386,7 +386,7 @@ int nr_slot_fep_init_sync(PHY_VARS_NR_UE *ue,
}
int symb_offset = (Ns%frame_parms->slots_per_subframe)*frame_parms->symbols_per_slot;
int32_t rot2 = ((uint32_t*)frame_parms->symbol_rotation)[symbol+symb_offset];
int32_t rot2 = ((uint32_t*)frame_parms->symbol_rotation[0])[symbol + symb_offset];
((int16_t*)&rot2)[1]=-((int16_t*)&rot2)[1];
#ifdef DEBUG_FEP
......@@ -513,7 +513,7 @@ void apply_nr_rotation_ul(NR_DL_FRAME_PARMS *frame_parms,
for (int symbol=0;symbol<nsymb;symbol++) {
uint32_t rot2 = ((uint32_t*)frame_parms->symbol_rotation)[symbol+symb_offset];
uint32_t rot2 = ((uint32_t*)frame_parms->symbol_rotation[1])[symbol + symb_offset];
((int16_t*)&rot2)[1]=-((int16_t*)&rot2)[1];
LOG_D(PHY,"slot %d, symb_offset %d rotating by %d.%d\n",slot,symb_offset,((int16_t*)&rot2)[0],((int16_t*)&rot2)[1]);
rotate_cpx_vector((int16_t *)&rxdataF[frame_parms->ofdm_symbol_size*symbol],
......
openair1/PHY/NR_ESTIMATION/nr_ul_channel_estimation.c
View file @ e78d6e97
......@@ -61,8 +61,6 @@ int nr_pusch_channel_estimation(PHY_VARS_gNB *gNB,
debug_ch_est = fopen("debug_ch_est.txt","w");
#endif
//uint16_t Nid_cell = (eNB_offset == 0) ? gNB->frame_parms.Nid_cell : gNB->measurements.adj_cell_id[eNB_offset-1];
uint8_t nushift;
int **ul_ch_estimates = gNB->pusch_vars[ul_id]->ul_ch_estimates;
int **rxdataF = gNB->common_vars.rxdataF;
......@@ -79,12 +77,17 @@ int nr_pusch_channel_estimation(PHY_VARS_gNB *gNB,
uint16_t nb_rb_pusch = pusch_pdu->rb_size;
/*
#ifdef DEBUG_CH
printf("PUSCH Channel Estimation : ch_offset %d, symbol_offset %d OFDM size %d, Ncp=%d, l=%d, Ns=%d, k=%d symbol %d\n", ,ch_offset,symbol_offset,gNB->frame_parms.ofdm_symbol_size,
gNB->frame_parms.Ncp,l,Ns,k, symbol);
LOG_D(PHY, "In %s: ch_offset %d, symbol_offset %d OFDM size %d, Ns = %d, k = %d symbol %d\n",
__FUNCTION__,
ch_offset,
symbol_offset,
gNB->frame_parms.ofdm_symbol_size,
Ns,
k,
symbol);
#endif
*/
switch (nushift) {
case 0:
fl = filt8_l0;
......@@ -124,9 +127,9 @@ int nr_pusch_channel_estimation(PHY_VARS_gNB *gNB,
//------------------generate DMRS------------------//
if (pusch_pdu->transform_precoding == transform_precoder_disabled)
if (pusch_pdu->transform_precoding == transform_precoder_disabled) {
nr_pusch_dmrs_rx(gNB, Ns, gNB->nr_gold_pusch_dmrs[pusch_pdu->scid][Ns][symbol], &pilot[0], 1000, 0, nb_rb_pusch, pusch_pdu->rb_start*NR_NB_SC_PER_RB, pusch_pdu->dmrs_config_type);
}
else { // if transform precoding or SC-FDMA is enabled in Uplink
// NR_SC_FDMA supports type1 DMRS so only 6 DMRS REs per RB possible
......@@ -151,11 +154,15 @@ int nr_pusch_channel_estimation(PHY_VARS_gNB *gNB,
//------------------------------------------------//
#ifdef DEBUG_PUSCH
for (int i=0;i<(6*nb_rb_pusch);i++)
printf("%d+j*(%d)\n",((int16_t*)pilot)[2*i],((int16_t*)pilot)[1+(2*i)]);
for (int i = 0; i < (6 * nb_rb_pusch); i++) {
LOG_I(PHY, "In %s: %d + j*(%d)\n",
__FUNCTION__,
((int16_t*)pilot)[2 * i],
((int16_t*)pilot)[1 + (2 * i)]);
}
#endif
for (aarx=0; aarx<gNB->frame_parms.nb_antennas_rx; aarx++) {
re_offset = k; /* Initializing the Resource element offset for each Rx antenna */
......@@ -167,11 +174,11 @@ int nr_pusch_channel_estimation(PHY_VARS_gNB *gNB,
memset(ul_ch,0,4*(gNB->frame_parms.ofdm_symbol_size));
#ifdef DEBUG_PUSCH
printf("symbol_offset %d, nushift %d\n",symbol_offset,nushift);
printf("ch est pilot addr %p RB_DL %d\n",&pilot[0], gNB->frame_parms.N_RB_UL);
printf("bwp_start_subcarrier %d, k %d, first_carrier %d, nb_rb_pusch %d\n",bwp_start_subcarrier,k,gNB->frame_parms.first_carrier_offset,nb_rb_pusch);
printf("rxF addr %p p %d\n", rxF,p);
printf("ul_ch addr %p nushift %d\n",ul_ch,nushift);
LOG_I(PHY, "In %s symbol_offset %d, nushift %d\n", __FUNCTION__, symbol_offset, nushift);
LOG_I(PHY, "In %s ch est pilot addr %p, N_RB_UL %d\n", __FUNCTION__, &pilot[0], gNB->frame_parms.N_RB_UL);
LOG_I(PHY, "In %s bwp_start_subcarrier %d, k %d, first_carrier %d, nb_rb_pusch %d\n", __FUNCTION__, bwp_start_subcarrier, k, gNB->frame_parms.first_carrier_offset, nb_rb_pusch);
LOG_I(PHY, "In %s rxF addr %p p %d\n", __FUNCTION__, rxF, p);
LOG_I(PHY, "In %s ul_ch addr %p nushift %d\n", __FUNCTION__, ul_ch, nushift);
#endif
//if ((gNB->frame_parms.N_RB_UL&1)==0) {
......@@ -182,9 +189,18 @@ int nr_pusch_channel_estimation(PHY_VARS_gNB *gNB,
ch[1] = (int16_t)(((int32_t)pil[0]*rxF[1] + (int32_t)pil[1]*rxF[0])>>15);
#ifdef DEBUG_PUSCH
printf("ch 0 %d\n",((int32_t)pil[0]*rxF[0] - (int32_t)pil[1]*rxF[1]));
printf("pilot 0 : rxF - > (%d,%d) (%d) ch -> (%d,%d) (%d), pil -> (%d,%d) \n",rxF[0],rxF[1],dBc(rxF[0],rxF[1]),ch[0],ch[1],dBc(ch[0],ch[1]),pil[0],pil[1]);
printf("data 0 : rxF - > (%d,%d) (%d)\n",rxF[2],rxF[3],dBc(rxF[2],rxF[3]));
LOG_I(PHY, "In %s ch 0 %d\n", __FUNCTION__, ((int32_t)pil[0]*rxF[0] - (int32_t)pil[1]*rxF[1]));
LOG_I(PHY, "In %s pilot 0 : rxF - > (%d,%d) (%d) ch -> (%d,%d) (%d), pil -> (%d,%d) \n",
__FUNCTION__,
rxF[0],
rxF[1],
dBc(rxF[0],rxF[1]),
ch[0],
ch[1],
dBc(ch[0],ch[1]),
pil[0],
pil[1]);
LOG_I(PHY, "In %s data 0 : rxF - > (%d,%d) (%d)\n", __FUNCTION__, rxF[2], rxF[3], dBc(rxF[2],rxF[3]));
#endif
multadd_real_vector_complex_scalar(fl,
......@@ -201,9 +217,23 @@ int nr_pusch_channel_estimation(PHY_VARS_gNB *gNB,
ch[1] = (int16_t)(((int32_t)pil[0]*rxF[1] + (int32_t)pil[1]*rxF[0])>>15);
#ifdef DEBUG_PUSCH
printf("pilot 1 : rxF - > (%d,%d) (%d) ch -> (%d,%d) (%d), pil -> (%d,%d) \n",rxF[0],rxF[1],dBc(rxF[0],rxF[1]),ch[0],ch[1],dBc(ch[0],ch[1]),pil[0],pil[1]);
printf("data 1 : rxF - > (%d,%d) (%d)\n",rxF[2],rxF[3],dBc(rxF[2],rxF[3]));
LOG_I(PHY, "In %s pilot 1 : rxF - > (%d,%d) (%d) ch -> (%d,%d) (%d), pil -> (%d,%d) \n",
__FUNCTION__,
rxF[0],
rxF[1],
dBc(rxF[0],rxF[1]),
ch[0],
ch[1],
dBc(ch[0],ch[1]),
pil[0],
pil[1]);
LOG_I(PHY, "In %s data 1 : rxF - > (%d,%d) (%d)\n",
__FUNCTION__,
rxF[2],
rxF[3],
dBc(rxF[2],rxF[3]));
#endif
multadd_real_vector_complex_scalar(fml,
ch,
ul_ch,
......@@ -217,9 +247,23 @@ int nr_pusch_channel_estimation(PHY_VARS_gNB *gNB,
ch[1] = (int16_t)(((int32_t)pil[0]*rxF[1] + (int32_t)pil[1]*rxF[0])>>15);
#ifdef DEBUG_PUSCH
printf("pilot 2 : rxF - > (%d,%d) (%d) ch -> (%d,%d) (%d), pil -> (%d,%d) \n",rxF[0],rxF[1],dBc(rxF[0],rxF[1]),ch[0],ch[1],dBc(ch[0],ch[1]),pil[0],pil[1]);
printf("data 2 : rxF - > (%d,%d) (%d)\n",rxF[2],rxF[3],dBc(rxF[2],rxF[3]));
LOG_I(PHY, "In %s pilot 2 : rxF - > (%d,%d) (%d) ch -> (%d,%d) (%d), pil -> (%d,%d) \n",
__FUNCTION__,
rxF[0],
rxF[1],
dBc(rxF[0],rxF[1]),
ch[0],
ch[1],
dBc(ch[0],ch[1]),
pil[0],
pil[1]);
LOG_I(PHY, "In %s data 2 : rxF - > (%d,%d) (%d)\n",
__FUNCTION__,
rxF[2],
rxF[3],
dBc(rxF[2],rxF[3]));
#endif
multadd_real_vector_complex_scalar(fmm,
ch,
ul_ch,
......
openair1/PHY/NR_UE_TRANSPORT/nr_ue_rf_helpers.c
View file @ e78d6e97
......@@ -78,13 +78,15 @@ void nr_rf_card_config(openair0_config_t *openair0_cfg,
openair0_cfg->autocal[i] = 1;
LOG_I(PHY, "HW: Configuring channel %d (rf_chain %d): setting tx_gain %f, rx_gain %f, tx_freq %f Hz, rx_freq %f Hz\n",
i,
rf_chain,
openair0_cfg->tx_gain[i],
openair0_cfg->rx_gain[i],
openair0_cfg->tx_freq[i],
openair0_cfg->rx_freq[i]);
if (i < openair0_cfg->rx_num_channels) {
LOG_I(PHY, "HW: Configuring channel %d (rf_chain %d): setting tx_gain %f, rx_gain %f, tx_freq %f Hz, rx_freq %f Hz\n",
i,
rf_chain,
openair0_cfg->tx_gain[i],
openair0_cfg->rx_gain[i],
openair0_cfg->tx_freq[i],
openair0_cfg->rx_freq[i]);
}
}
}
\ No newline at end of file
openair1/PHY/NR_UE_TRANSPORT/nr_ulsch_ue.c
View file @ e78d6e97
......@@ -496,13 +496,19 @@ uint8_t nr_ue_pusch_common_procedures(PHY_VARS_NR_UE *UE,
int symb_offset = (slot%frame_parms->slots_per_subframe)*frame_parms->symbols_per_slot;
for(ap = 0; ap < Nl; ap++) {
for (int s=0;s<NR_NUMBER_OF_SYMBOLS_PER_SLOT;s++){
LOG_D(PHY,"rotating txdataF symbol %d (%d) => (%d.%d)\n",
s,s+symb_offset,frame_parms->symbol_rotation[2*(s+symb_offset)],frame_parms->symbol_rotation[1+(2*(s+symb_offset))]);
rotate_cpx_vector((int16_t *)&txdataF[ap][frame_parms->ofdm_symbol_size*s],
&frame_parms->symbol_rotation[2*(s+symb_offset)],
(int16_t *)&txdataF[ap][frame_parms->ofdm_symbol_size*s],
frame_parms->ofdm_symbol_size,
15);
LOG_D(PHY,"In %s: rotating txdataF symbol %d (%d) => (%d.%d)\n",
__FUNCTION__,
s,
s + symb_offset,
frame_parms->symbol_rotation[1][2 * (s + symb_offset)],
frame_parms->symbol_rotation[1][1 + (2 * (s + symb_offset))]);
rotate_cpx_vector((int16_t *)&txdataF[ap][frame_parms->ofdm_symbol_size * s],
&frame_parms->symbol_rotation[1][2 * (s + symb_offset)],
(int16_t *)&txdataF[ap][frame_parms->ofdm_symbol_size * s],
frame_parms->ofdm_symbol_size,
15);
}
}
......
openair1/PHY/defs_nr_common.h
View file @ e78d6e97
......@@ -327,7 +327,8 @@ struct NR_DL_FRAME_PARMS {
/// Cyclic Prefix for DL (0=Normal CP, 1=Extended CP)
lte_prefix_type_t Ncp;
/// sequence which is computed based on carrier frequency and numerology to rotate/derotate each OFDM symbol according to Section 5.3 in 38.211
int16_t symbol_rotation[224*2];
/// First dimension is for the direction of the link (0 DL, 1 UL)
int16_t symbol_rotation[2][224*2];
/// shift of pilot position in one RB
uint8_t nushift;
/// SRS configuration from TS 38.331 RRC
......@@ -368,20 +369,4 @@ struct NR_DL_FRAME_PARMS {
#define KHz (1000UL)
#define MHz (1000*KHz)
typedef struct nr_bandentry_s {
int16_t band;
uint64_t ul_min;
uint64_t ul_max;
uint64_t dl_min;
uint64_t dl_max;
uint64_t step_size;
uint64_t N_OFFs_DL;
uint8_t deltaf_raster;
} nr_bandentry_t;
typedef struct nr_band_info_s {
int nbands;
nr_bandentry_t band_info[100];
} nr_band_info_t;
#endif
openair1/SCHED_NR_UE/phy_procedures_nr_ue.c
View file @ e78d6e97
......@@ -238,33 +238,15 @@ void ue_ta_procedures(PHY_VARS_NR_UE *ue, int slot_tx, int frame_tx){
int factor_mu = 1 << numerology;
uint16_t bw_scaling = get_bw_scaling(bwp_ul_NB_RB);
LOG_D(PHY, "In %s: applying timing advance -- frame %d -- slot %d -- UE_mode %d\n", __FUNCTION__, frame_tx, slot_tx, ue->UE_mode[gNB_id]);
ue->timing_advance += (ul_time_alignment->ta_command - 31) * bw_scaling / factor_mu;
if (ue->UE_mode[gNB_id] == RA_RESPONSE){
ue->timing_advance = ul_time_alignment->ta_command * bw_scaling / factor_mu;
LOG_D(PHY, "In %s: [UE %d] [%d.%d] Received (RAR) timing advance command %d new value is %u \n",
__FUNCTION__,
ue->Mod_id,
frame_tx,
slot_tx,
ul_time_alignment->ta_command,
ue->timing_advance);
} else if (ue->UE_mode[gNB_id] == PUSCH){
ue->timing_advance += (ul_time_alignment->ta_command - 31) * bw_scaling / factor_mu;
LOG_D(PHY, "In %s: [UE %d] [%d.%d] Got timing advance command %u from MAC, new value is %d\n",
__FUNCTION__,
ue->Mod_id,
frame_tx,
slot_tx,
ul_time_alignment->ta_command,
ue->timing_advance);
}
LOG_I(PHY, "In %s: [UE %d] [%d.%d] Got timing advance command %u from MAC, new value is %d\n",
__FUNCTION__,
ue->Mod_id,
frame_tx,
slot_tx,
ul_time_alignment->ta_command,
ue->timing_advance);
ul_time_alignment->ta_frame = -1;
ul_time_alignment->ta_slot = -1;
......
openair1/SIMULATION/NR_PHY/pbchsim.c
View file @ e78d6e97
......@@ -111,7 +111,7 @@ void nr_phy_config_request_sim_pbchsim(PHY_VARS_gNB *gNB,
nr_init_frame_parms(gNB_config, fp);
init_symbol_rotation(fp,fp->dl_CarrierFreq);
init_symbol_rotation(fp);
gNB->configured = 1;
LOG_I(PHY,"gNB configured\n");
......
openair2/LAYER2/NR_MAC_COMMON/nr_mac_common.h
View file @ e78d6e97
......@@ -39,9 +39,9 @@
uint16_t config_bandwidth(int mu, int nb_rb, int nr_band);
void get_frame_type(uint16_t nr_bandP, uint8_t scs_index, lte_frame_type_t *current_type);
lte_frame_type_t get_frame_type(uint16_t nr_bandP, uint8_t scs_index);
void get_delta_duplex(int nr_bandP, uint8_t scs_index, int32_t *delta_duplex);
int32_t get_delta_duplex(int nr_bandP, uint8_t scs_index);
uint64_t from_nrarfcn(int nr_bandP, uint8_t scs_index, uint32_t dl_nrarfcn);
......@@ -51,7 +51,7 @@ int16_t fill_dmrs_mask(NR_PDSCH_Config_t *pdsch_Config,int dmrs_TypeA_Position,i
int is_nr_DL_slot(NR_ServingCellConfigCommon_t *scc,slot_t slotP);
int is_nr_UL_slot(NR_ServingCellConfigCommon_t *scc,slot_t slotP);
int is_nr_UL_slot(NR_ServingCellConfigCommon_t *scc, slot_t slotP, lte_frame_type_t frame_type);
uint16_t nr_dci_size(const NR_ServingCellConfigCommon_t *scc,
const NR_CellGroupConfig_t *secondaryCellGroup,
......@@ -140,7 +140,6 @@ bool set_dl_ptrs_values(NR_PTRS_DownlinkConfig_t *ptrs_config,
uint8_t *K_ptrs, uint8_t *L_ptrs,uint8_t *portIndex,
uint8_t *nERatio,uint8_t *reOffset,
uint8_t NrOfSymbols);
void get_band(uint64_t downlink_frequency, uint16_t *current_band, int32_t *current_offset, lte_frame_type_t *current_type);
uint8_t get_num_dmrs_symbols(NR_PDSCH_Config_t *pdsch_Config,int dmrs_TypeA_Position,int NrOfSymbols);
......
openair2/LAYER2/NR_MAC_UE/config_ue.c
View file @ e78d6e97
......@@ -203,13 +203,12 @@ void config_common_ue(NR_UE_MAC_INST_t *mac,
uint32_t band = *scc->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.array[0];
frequency_range_t frequency_range = band<100?FR1:FR2;
lte_frame_type_t frame_type;
get_frame_type(*scc->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.array[0], *scc->ssbSubcarrierSpacing, &frame_type);
mac->frame_type = get_frame_type(*scc->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.array[0], *scc->ssbSubcarrierSpacing);
// cell config
cfg->cell_config.phy_cell_id = *scc->physCellId;
cfg->cell_config.frame_duplex_type = frame_type;
cfg->cell_config.frame_duplex_type = mac->frame_type;
// SSB config
cfg->ssb_config.ss_pbch_power = scc->ss_PBCH_BlockPower;
......@@ -313,7 +312,7 @@ void config_common_ue(NR_UE_MAC_INST_t *mac,
cfg->prach_config.num_prach_fd_occasions_list[i].k1 = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->rach_ConfigGeneric.msg1_FrequencyStart;
cfg->prach_config.num_prach_fd_occasions_list[i].prach_zero_corr_conf = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->rach_ConfigGeneric.zeroCorrelationZoneConfig;
cfg->prach_config.num_prach_fd_occasions_list[i].num_root_sequences = compute_nr_root_seq(scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup, nb_preambles, frame_type,frequency_range);
cfg->prach_config.num_prach_fd_occasions_list[i].num_root_sequences = compute_nr_root_seq(scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup, nb_preambles, mac->frame_type, frequency_range);
//cfg->prach_config.num_prach_fd_occasions_list[i].num_unused_root_sequences = ???
}
......
openair2/LAYER2/NR_MAC_UE/mac_defs.h
View file @ e78d6e97
......@@ -325,6 +325,8 @@ typedef struct {
NR_ControlResourceSet_t *coreset[MAX_NUM_BWP][FAPI_NR_MAX_CORESET_PER_BWP];
NR_SearchSpace_t *SSpace[MAX_NUM_BWP][FAPI_NR_MAX_CORESET_PER_BWP][FAPI_NR_MAX_SS_PER_CORESET];
lte_frame_type_t frame_type;
/*BWP*/
// dedicated active DL BWP
NR_BWP_Id_t DL_BWP_Id;
......
openair2/LAYER2/NR_MAC_UE/nr_ue_procedures.c
View file @ e78d6e97
......@@ -2230,7 +2230,7 @@ int nr_ue_process_rar(nr_downlink_indication_t *dl_info, NR_UL_TIME_ALIGNMENT_t
// TA command
ul_time_alignment->apply_ta = 1;
ul_time_alignment->ta_command = rar->TA2 + (rar->TA1 << 5);
ul_time_alignment->ta_command = 31 + rar->TA2 + (rar->TA1 << 5);
#ifdef DEBUG_RAR
// CSI
......
openair2/LAYER2/NR_MAC_UE/nr_ue_scheduler.c
View file @ e78d6e97
......@@ -118,13 +118,14 @@ long get_k2(NR_UE_MAC_INST_t *mac, uint8_t time_domain_ind) {
* This function returns the UL config corresponding to a given UL slot
* from MAC instance .
*/
fapi_nr_ul_config_request_t *get_ul_config_request(NR_UE_MAC_INST_t *mac, int slot) {
fapi_nr_ul_config_request_t *get_ul_config_request(NR_UE_MAC_INST_t *mac, int slot)
{
//Check if request to access ul_config is for a UL slot
if (is_nr_UL_slot(mac->scc, slot) == 0) {
if (is_nr_UL_slot(mac->scc, slot, mac->frame_type) == 0) {
LOG_W(MAC, "Slot %d is not a UL slot. %s called for wrong slot!!!\n", slot, __FUNCTION__);
return NULL;
}
// Calculate the index of the UL slot in mac->ul_config_request list. This is
// based on the TDD pattern (slot configuration period) and number of UL+mixed
// slots in the period. TS 38.213 Sec 11.1
......@@ -1662,7 +1663,7 @@ void nr_ue_prach_scheduler(module_id_t module_idP, frame_t frameP, sub_frame_t s
ra->RA_offset = 2; // to compensate the rx frame offset at the gNB
ra->generate_nr_prach = 0; // Reset flag for PRACH generation
if (is_nr_UL_slot(scc, slotP)) {
if (is_nr_UL_slot(scc, slotP, mac->frame_type)) {
// WIP Need to get the proper selected ssb_idx
// Initial beam selection functionality is not available yet
......@@ -1683,13 +1684,11 @@ void nr_ue_prach_scheduler(module_id_t module_idP, frame_t frameP, sub_frame_t s
format0 = format & 0xff; // single PRACH format
format1 = (format >> 8) & 0xff; // dual PRACH format
ul_config->sfn = frameP;
ul_config->slot = slotP;
ul_config->ul_config_list[ul_config->number_pdus].pdu_type = FAPI_NR_UL_CONFIG_TYPE_PRACH;
prach_config_pdu = &ul_config->ul_config_list[ul_config->number_pdus].prach_config_pdu;
memset(prach_config_pdu, 0, sizeof(fapi_nr_ul_config_prach_pdu));
ul_config->number_pdus += 1;
fill_ul_config(ul_config, frameP, slotP, FAPI_NR_UL_CONFIG_TYPE_PRACH);
LOG_D(PHY, "In %s: (%p) %d UL PDUs:\n", __FUNCTION__, ul_config, ul_config->number_pdus);
ncs = get_NCS(rach_ConfigGeneric->zeroCorrelationZoneConfig, format0, setup->restrictedSetConfig);
......@@ -1767,11 +1766,10 @@ void nr_ue_prach_scheduler(module_id_t module_idP, frame_t frameP, sub_frame_t s
AssertFatal(1 == 0, "Invalid PRACH format");
}
} // if format1
fill_scheduled_response(&scheduled_response, NULL, ul_config, NULL, module_idP, 0 /*TBR fix*/, frameP, slotP, thread_id);
if(mac->if_module != NULL && mac->if_module->scheduled_response != NULL)
mac->if_module->scheduled_response(&scheduled_response);
} // is_nr_prach_slot
fill_scheduled_response(&scheduled_response, NULL, ul_config, NULL, module_idP, 0 /*TBR fix*/, frameP, slotP, thread_id);
if(mac->if_module != NULL && mac->if_module->scheduled_response != NULL)
mac->if_module->scheduled_response(&scheduled_response);
} // if is_nr_UL_slot
}
......
openair2/LAYER2/NR_MAC_gNB/config.c
View file @ e78d6e97
......@@ -127,8 +127,7 @@ void config_common(int Mod_idP, int pdsch_AntennaPorts, NR_ServingCellConfigComm
uint32_t band = *scc->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.array[0];
frequency_range_t frequency_range = band<100?FR1:FR2;
lte_frame_type_t frame_type;
get_frame_type(*scc->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.array[0], *scc->ssbSubcarrierSpacing, &frame_type);
lte_frame_type_t frame_type = get_frame_type(*scc->downlinkConfigCommon->frequencyInfoDL->frequencyBandList.list.array[0], *scc->ssbSubcarrierSpacing);
RC.nrmac[Mod_idP]->common_channels[0].frame_type = frame_type;
// Cell configuration
......
openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_RA.c
View file @ e78d6e97
......@@ -245,7 +245,8 @@ void schedule_nr_prach(module_id_t module_idP, frame_t frameP, sub_frame_t slotP
nfapi_nr_ul_tti_request_t *UL_tti_req = &RC.nrmac[module_idP]->UL_tti_req_ahead[0][slotP];
nfapi_nr_config_request_scf_t *cfg = &RC.nrmac[module_idP]->config[0];
if (is_nr_UL_slot(scc,slotP)) {
if (is_nr_UL_slot(scc, slotP, cc->frame_type)) {
uint8_t config_index = scc->uplinkConfigCommon->initialUplinkBWP->rach_ConfigCommon->choice.setup->rach_ConfigGeneric.prach_ConfigurationIndex;
uint8_t mu,N_dur,N_t_slot,start_symbol = 0,N_RA_slot;
uint16_t RA_sfn_index = -1;
......
openair2/NR_UE_PHY_INTERFACE/NR_IF_Module.c
View file @ e78d6e97
......@@ -90,7 +90,7 @@ int nr_ue_ul_indication(nr_uplink_indication_t *ul_info){
ret = nr_ue_scheduler(NULL, ul_info);
if (is_nr_UL_slot(mac->scc, ul_info->slot_tx) && get_softmodem_params()->do_ra)
if (is_nr_UL_slot(mac->scc, ul_info->slot_tx, mac->frame_type) && get_softmodem_params()->do_ra)
nr_ue_prach_scheduler(module_id, ul_info->frame_tx, ul_info->slot_tx, ul_info->thread_id);
switch(ret){
......
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