maki/openairinterface5g
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merge develop, phy-test mode in 5G testing ok

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This commit is contained in:
laurent
2020-07-02 12:02:21 +02:00
parent 0f032447c0 12e5fe3399
commit 35bf936351
50 changed files with 3566 additions and 2532 deletions
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executables/main-ocp.c
+1
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@@ -78,6 +78,7 @@ int otg_enabled;
uint64_t downlink_frequency[MAX_NUM_CCs][4];
int32_t uplink_frequency_offset[MAX_NUM_CCs][4];
int split73;
int usrp_tx_thread = 0;
char * split73_config;
int split73;
AGENT_RRC_xface *agent_rrc_xface[NUM_MAX_ENB]= {0};
executables/nr-ru.c
+9 -6
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@@ -118,6 +118,7 @@ uint16_t sl_ahead;
extern int emulate_rf;
extern int numerology;
extern int usrp_tx_thread;
/*************************************************************/
/* Functions to attach and configure RRU */
@@ -1510,12 +1511,14 @@ void *ru_thread( void *param ) {
if ((ru->is_slave) && (ru->if_south == LOCAL_RF)) do_ru_synch(ru);
// start trx write thread
if (ru->start_write_thread){
if(ru->start_write_thread(ru) != 0){
LOG_E(HW,"Could not start tx write thread\n");
}
else{
LOG_I(PHY,"tx write thread ready\n");
if(usrp_tx_thread == 1){
if (ru->start_write_thread){
if(ru->start_write_thread(ru) != 0){
LOG_E(HW,"Could not start tx write thread\n");
}
else{
LOG_I(PHY,"tx write thread ready\n");
}
}
}
}
executables/nr-softmodem-common.h
+5
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@@ -90,6 +90,7 @@
#define CONFIG_HLP_EMULATE_RF "Emulated RF enabled(disable by defult)\n"
#define CONFIG_HLP_PARALLEL_CMD "three config for level of parallelism 'PARALLEL_SINGLE_THREAD', 'PARALLEL_RU_L1_SPLIT', or 'PARALLEL_RU_L1_TRX_SPLIT'\n"
#define CONFIG_HLP_WORKER_CMD "two option for worker 'WORKER_DISABLE' or 'WORKER_ENABLE'\n"
#define CONFIG_HLP_USRP_THREAD "having extra thead for usrp tx\n"
#define CONFIG_HLP_DISABLNBIOT "disable nb-iot, even if defined in config\n"
#define CONFIG_HLP_USRP_ARGS "set the arguments to identify USRP (same syntax as in UHD)\n"
@@ -144,6 +145,10 @@ extern int sync_var;
extern int transmission_mode;
extern double cpuf;
extern int emulate_rf;
extern int numerology;
extern int usrp_tx_thread;
extern volatile int start_eNB;
extern volatile int start_UE;
executables/nr-softmodem.c
+1
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@@ -183,6 +183,7 @@ extern void *udp_eNB_task(void *args_p);
int transmission_mode=1;
int emulate_rf = 0;
int numerology = 0;
int usrp_tx_thread = 0;
static char *parallel_config = NULL;
executables/nr-softmodem.h
+1
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@@ -34,6 +34,7 @@
{"emulate-rf" , CONFIG_HLP_EMULATE_RF, PARAMFLAG_BOOL, iptr:&emulate_rf, defintval:0, TYPE_INT, 0}, \
{"parallel-config", CONFIG_HLP_PARALLEL_CMD,0, strptr:(char **)&parallel_config, defstrval:NULL, TYPE_STRING, 0}, \
{"worker-config", CONFIG_HLP_WORKER_CMD, 0, strptr:(char **)&worker_config, defstrval:NULL, TYPE_STRING, 0}, \
{"usrp-tx-thread-config", CONFIG_HLP_USRP_THREAD, 0, iptr:&usrp_tx_thread, defstrval:0, TYPE_INT, 0}, \
{"s" , CONFIG_HLP_SNR, 0, dblptr:&snr_dB, defdblval:25, TYPE_DOUBLE, 0}, \
}
executables/nr-uesoftmodem.c
+1
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@@ -170,6 +170,7 @@ uint64_t num_missed_slots=0; // counter for the number of missed slots
int transmission_mode=1;
int numerology = 0;
int usrp_tx_thread = 0;
/* flag set by eNB conf file to specify if the radio head is local or remote (default option is local) */
//uint8_t local_remote_radio = BBU_LOCAL_RADIO_HEAD;
executables/ocp-gnb.c
+116 -2
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@@ -67,6 +67,7 @@ uint32_t timing_advance = 0;
int transmission_mode=1;
int emulate_rf = 0;
int numerology = 0;
int usrp_tx_thread = 0;
int config_sync_var=-1;
@@ -699,6 +700,119 @@ void fill_rf_config(RU_t *ru, char *rf_config_file) {
cfg->rx_freq[i]);
}
}
/* this function maps the RU tx and rx buffers to the available rf chains.
Each rf chain is is addressed by the card number and the chain on the card. The
rf_map specifies for each antenna port, on which rf chain the mapping should start. Multiple
antennas are mapped to successive RF chains on the same card. */
int setup_RU_buffers(RU_t *ru) {
int i,j;
int card,ant;
//uint16_t N_TA_offset = 0;
NR_DL_FRAME_PARMS *frame_parms;
nfapi_nr_config_request_scf_t *config = &ru->config;
if (ru) {
frame_parms = ru->nr_frame_parms;
printf("setup_RU_buffers: frame_parms = %p\n",frame_parms);
} else {
printf("ru pointer is NULL\n");
return(-1);
}
int mu = config->ssb_config.scs_common.value;
int N_RB = config->carrier_config.dl_grid_size[config->ssb_config.scs_common.value].value;
if (config->cell_config.frame_duplex_type.value == TDD) {
int N_TA_offset = config->carrier_config.uplink_frequency.value < 6000000 ? 400 : 431; // reference samples for 25600Tc @ 30.72 Ms/s for FR1, same @ 61.44 Ms/s for FR2
double factor=1;
switch (mu) {
case 0: //15 kHz scs
AssertFatal(N_TA_offset == 400,"scs_common 15kHz only for FR1\n");
if (N_RB <= 25) factor = .25; // 7.68 Ms/s
else if (N_RB <=50) factor = .5; // 15.36 Ms/s
else if (N_RB <=75) factor = 1.0; // 30.72 Ms/s
else if (N_RB <=100) factor = 1.0; // 30.72 Ms/s
else AssertFatal(1==0,"Too many PRBS for mu=0\n");
break;
case 1: //30 kHz sc
AssertFatal(N_TA_offset == 400,"scs_common 30kHz only for FR1\n");
if (N_RB <= 106) factor = 2.0; // 61.44 Ms/s
else if (N_RB <= 275) factor = 4.0; // 122.88 Ms/s
break;
case 2: //60 kHz scs
AssertFatal(1==0,"scs_common should not be 60 kHz\n");
break;
case 3: //120 kHz scs
AssertFatal(N_TA_offset == 431,"scs_common 120kHz only for FR2\n");
break;
case 4: //240 kHz scs
AssertFatal(1==0,"scs_common should not be 60 kHz\n");
if (N_RB <= 32) factor = 1.0; // 61.44 Ms/s
else if (N_RB <= 66) factor = 2.0; // 122.88 Ms/s
else AssertFatal(1==0,"N_RB %d is too big for curretn FR2 implementation\n",N_RB);
break;
if (N_RB == 100) ru->N_TA_offset = 624;
else if (N_RB == 50) ru->N_TA_offset = 624/2;
else if (N_RB == 25) ru->N_TA_offset = 624/4;
}
if (frame_parms->threequarter_fs == 1) factor = factor*.75;
ru->N_TA_offset = (int)(N_TA_offset * factor);
LOG_I(PHY,"RU %d Setting N_TA_offset to %d samples (factor %f, UL Freq %d, N_RB %d)\n",ru->idx,ru->N_TA_offset,factor,
config->carrier_config.uplink_frequency.value, N_RB);
} else ru->N_TA_offset = 0;
if (ru->openair0_cfg.mmapped_dma == 1) {
// replace RX signal buffers with mmaped HW versions
for (i=0; i<ru->nb_rx; i++) {
card = i/4;
ant = i%4;
printf("Mapping RU id %u, rx_ant %d, on card %d, chain %d\n",ru->idx,i,ru->rf_map.card+card, ru->rf_map.chain+ant);
free(ru->common.rxdata[i]);
ru->common.rxdata[i] = ru->openair0_cfg.rxbase[ru->rf_map.chain+ant];
printf("rxdata[%d] @ %p\n",i,ru->common.rxdata[i]);
for (j=0; j<16; j++) {
printf("rxbuffer %d: %x\n",j,ru->common.rxdata[i][j]);
ru->common.rxdata[i][j] = 16-j;
}
}
for (i=0; i<ru->nb_tx; i++) {
card = i/4;
ant = i%4;
printf("Mapping RU id %u, tx_ant %d, on card %d, chain %d\n",ru->idx,i,ru->rf_map.card+card, ru->rf_map.chain+ant);
free(ru->common.txdata[i]);
ru->common.txdata[i] = ru->openair0_cfg.txbase[ru->rf_map.chain+ant];
printf("txdata[%d] @ %p\n",i,ru->common.txdata[i]);
for (j=0; j<16; j++) {
printf("txbuffer %d: %x\n",j,ru->common.txdata[i][j]);
ru->common.txdata[i][j] = 16-j;
}
}
} else { // not memory-mapped DMA
//nothing to do, everything already allocated in lte_init
}
return(0);
}
static void *ru_thread( void *param ) {
RU_t *ru = (RU_t *)param;
RU_proc_t *proc = &ru->proc;
@@ -866,8 +980,8 @@ int main( int argc, char **argv ) {
fill_rf_config(&ru,ru.rf_config_file);
init_gNB_phase2(&ru);
memcpy((void *)ru.nr_frame_parms,&RC.gNB[0][0].frame_parms,sizeof(NR_DL_FRAME_PARMS));
memcpy((void*)&ru.config,(void*)&RC.gNB[0]->gNB_config,sizeof(ru.config));
memcpy((void *)&ru.config,(void *)&RC.gNB[0]->gNB_config,sizeof(ru.config));
AssertFatal(setup_RU_buffers(&ru)==0,"Inconsistent configuration");
nr_phy_init_RU(&ru);
init_gNB_proc(0); // only instance 0 (one gNB per process)