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Merge remote-tracking branch 'origin/develop-SA-CBRA' into NR_SA_F1AP_5GRECORDS

Browse Source 
Conflicts:
	cmake_targets/CMakeLists.txt
	openair2/LAYER2/NR_MAC_gNB/gNB_scheduler.c
	openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_RA.c
	openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_bch.c
	openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c
	openair2/LAYER2/nr_pdcp/nr_pdcp_entity.c
	openair2/LAYER2/nr_pdcp/nr_pdcp_entity.h
	openair2/LAYER2/nr_pdcp/nr_pdcp_entity_drb_am.c
	openair2/LAYER2/nr_pdcp/nr_pdcp_sdu.h
	openair2/RRC/NR/rrc_gNB.c
	openair2/RRC/NR_UE/rrc_UE.c
This commit is contained in:
Raymond Knopp
2021-03-27 15:31:22 +01:00
parent a6b24211ac 114508c120
commit 4d0d4fcb29
160 changed files with 9229 additions and 4535 deletions
Download Patch File Download Diff File Expand all files Collapse all files
executables/nr-gnb.c
+68 -633
View File
@@ -81,10 +81,11 @@
#include "s1ap_eNB.h"
#include "SIMULATION/ETH_TRANSPORT/proto.h"
#include <executables/softmodem-common.h>
#include "T.h"
#include "nfapi/oai_integration/vendor_ext.h"
#include <nfapi/oai_integration/nfapi_pnf.h>
//#define DEBUG_THREADS 1
//#define USRP_DEBUG 1
@@ -92,17 +93,6 @@
// extern openair0_device openair0;
extern volatile int start_gNB;
extern volatile int start_UE;
extern volatile int oai_exit;
extern openair0_config_t openair0_cfg[MAX_CARDS];
extern int transmission_mode;
extern uint16_t sf_ahead;
extern uint16_t sl_ahead;
//pthread_t main_gNB_thread;
time_stats_t softmodem_stats_mt; // main thread
@@ -111,40 +101,43 @@ time_stats_t softmodem_stats_rxtx_sf; // total tx time
time_stats_t nfapi_meas; // total tx time
time_stats_t softmodem_stats_rx_sf; // total rx time
/* mutex, cond and variable to serialize phy proc TX calls
* (this mechanism may be relaxed in the future for better
* performances)
*/
static struct {
pthread_mutex_t mutex_phy_proc_tx;
pthread_cond_t cond_phy_proc_tx;
volatile uint8_t phy_proc_CC_id;
} sync_phy_proc;
extern double cpuf;
void init_gNB(int,int);
void stop_gNB(int nb_inst);
int wakeup_txfh(PHY_VARS_gNB *gNB, gNB_L1_rxtx_proc_t *proc, int frame_tx, int slot_tx, uint64_t timestamp_tx);
int wakeup_tx(PHY_VARS_gNB *gNB, int frame_rx, int slot_rx, int frame_tx, int slot_tx, uint64_t timestamp_tx);
#include "executables/thread-common.h"
//extern PARALLEL_CONF_t get_thread_parallel_conf(void);
//extern WORKER_CONF_t get_thread_worker_conf(void);
void wakeup_prach_gNB(PHY_VARS_gNB *gNB, RU_t *ru, int frame, int subframe);
extern uint8_t nfapi_mode;
extern void oai_subframe_ind(uint16_t sfn, uint16_t sf);
extern void oai_slot_ind(uint16_t sfn, uint16_t slot);
extern void add_subframe(uint16_t *frameP, uint16_t *subframeP, int offset);
//#define TICK_TO_US(ts) (ts.diff)
#define TICK_TO_US(ts) (ts.trials==0?0:ts.diff/ts.trials)
static inline int rxtx(PHY_VARS_gNB *gNB, int frame_rx, int slot_rx, int frame_tx, int slot_tx, char *thread_name) {
void tx_func(void *param) {
processingData_L1_t *info = (processingData_L1_t *) param;
PHY_VARS_gNB *gNB = info->gNB;
int frame_tx = info->frame_tx;
int slot_tx = info->slot_tx;
phy_procedures_gNB_TX(gNB, frame_tx,slot_tx, 1);
// start FH TX processing
notifiedFIFO_elt_t *res;
res = pullTpool(gNB->resp_RU_tx, gNB->threadPool);
processingData_RU_t *syncMsg = (processingData_RU_t *)NotifiedFifoData(res);
syncMsg->frame_tx = frame_tx;
syncMsg->slot_tx = slot_tx;
syncMsg->timestamp_tx = info->timestamp_tx;
syncMsg->ru = gNB->RU_list[0];
res->key = slot_tx;
pushTpool(gNB->threadPool, res);
}
void rx_func(void *param) {
processingData_L1_t *info = (processingData_L1_t *) param;
PHY_VARS_gNB *gNB = info->gNB;
int frame_rx = info->frame_rx;
int slot_rx = info->slot_rx;
int frame_tx = info->frame_tx;
int slot_tx = info->slot_tx;
sl_ahead = sf_ahead*gNB->frame_parms.slots_per_subframe;
nfapi_nr_config_request_scf_t *cfg = &gNB->gNB_config;
@@ -235,12 +228,6 @@ static inline int rxtx(PHY_VARS_gNB *gNB, int frame_rx, int slot_rx, int frame_t
rnti_to_remove_count = 0;
if (pthread_mutex_unlock(&rnti_to_remove_mutex)) exit(1);
/*
// if this is IF5 or 3GPP_gNB
if (gNB && gNB->RU_list && gNB->RU_list[0] && gNB->RU_list[0]->function < NGFI_RAU_IF4p5) {
wakeup_prach_gNB(gNB,NULL,proc->frame_rx,proc->slot_rx);
}
*/
// Call the scheduler
pthread_mutex_lock(&gNB->UL_INFO_mutex);
@@ -273,23 +260,24 @@ static inline int rxtx(PHY_VARS_gNB *gNB, int frame_rx, int slot_rx, int frame_t
phy_procedures_gNB_uespec_RX(gNB, frame_rx, slot_rx);
}
if (oai_exit) return(-1);
// *****************************************
// TX processing for subframe n+sf_ahead
// run PHY TX procedures the one after the other for all CCs to avoid race conditions
// (may be relaxed in the future for performance reasons)
// *****************************************
if (tx_slot_type == NR_DOWNLINK_SLOT || tx_slot_type == NR_MIXED_SLOT) {
if(get_thread_parallel_conf() != PARALLEL_RU_L1_TRX_SPLIT) {
phy_procedures_gNB_TX(gNB, frame_tx,slot_tx, 1);
}
}
stop_meas( &softmodem_stats_rxtx_sf );
LOG_D(PHY,"%s() Exit proc[rx:%d%d tx:%d%d]\n", __FUNCTION__, frame_rx, slot_rx, frame_tx, slot_tx);
notifiedFIFO_elt_t *res;
if (tx_slot_type == NR_DOWNLINK_SLOT || tx_slot_type == NR_MIXED_SLOT) {
res = pullTpool(gNB->resp_L1_tx, gNB->threadPool);
processingData_L1_t *syncMsg = (processingData_L1_t *)NotifiedFifoData(res);
syncMsg->gNB = gNB;
syncMsg->frame_rx = frame_rx;
syncMsg->slot_rx = slot_rx;
syncMsg->frame_tx = frame_tx;
syncMsg->slot_tx = slot_tx;
syncMsg->timestamp_tx = info->timestamp_tx;
res->key = slot_tx;
pushTpool(gNB->threadPool, res);
}
#if 0
LOG_D(PHY, "rxtx:%lld nfapi:%lld phy:%lld tx:%lld rx:%lld prach:%lld ofdm:%lld ",
softmodem_stats_rxtx_sf.diff_now, nfapi_meas.diff_now,
@@ -329,466 +317,7 @@ static inline int rxtx(PHY_VARS_gNB *gNB, int frame_rx, int slot_rx, int frame_t
TICK_TO_US(gNB->ulsch_tc_intl2_stats)
);
#endif
return(0);
}
static void *gNB_L1_thread_tx(void *param) {
PHY_VARS_gNB *gNB = (PHY_VARS_gNB *)param;
gNB_L1_proc_t *gNB_proc = &gNB->proc;
gNB_L1_rxtx_proc_t *L1_proc_tx = &gNB_proc->L1_proc_tx;
//PHY_VARS_gNB *gNB = RC.gNB[0][proc->CC_id];
char thread_name[100];
sprintf(thread_name,"gNB_L1_thread_tx\n");
while (!oai_exit) {
if (wait_on_condition(&L1_proc_tx->mutex,&L1_proc_tx->cond,&L1_proc_tx->instance_cnt,thread_name)<0) break;
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_gNB_PROC_RXTX1, 1 );
if (oai_exit) break;
// *****************************************
// TX processing for subframe n+4
// run PHY TX procedures the one after the other for all CCs to avoid race conditions
// (may be relaxed in the future for performance reasons)
// *****************************************
int frame_tx = L1_proc_tx->frame_tx;
int slot_tx = L1_proc_tx->slot_tx;
uint64_t timestamp_tx = L1_proc_tx->timestamp_tx;
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_SLOT_NUMBER_TX1_GNB,slot_tx);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_FRAME_NUMBER_TX1_GNB,frame_tx);
phy_procedures_gNB_TX(gNB, frame_tx,slot_tx, 1);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_WAKEUP_TXFH, 1 );
pthread_mutex_lock( &L1_proc_tx->mutex );
L1_proc_tx->instance_cnt = -1;
// the thread can now be woken up
if (pthread_cond_signal(&L1_proc_tx->cond) != 0) {
LOG_E( PHY, "[gNB] ERROR pthread_cond_signal for gNB TXnp4 thread\n");
exit_fun( "ERROR pthread_cond_signal" );
}
pthread_mutex_unlock(&L1_proc_tx->mutex);
wakeup_txfh(gNB,L1_proc_tx,frame_tx,slot_tx,timestamp_tx);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_WAKEUP_TXFH, 0 );
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_gNB_PROC_RXTX1, 0 );
}
return 0;
}
/*!
* \brief The RX UE-specific and TX thread of gNB.
* \param param is a \ref gNB_L1_proc_t structure which contains the info what to process.
* \returns a pointer to an int. The storage is not on the heap and must not be freed.
*/
static void *gNB_L1_thread( void *param ) {
static int gNB_thread_rxtx_status;
PHY_VARS_gNB *gNB = (PHY_VARS_gNB *)param;
gNB_L1_proc_t *gNB_proc = &gNB->proc;
gNB_L1_rxtx_proc_t *L1_proc = &gNB_proc->L1_proc;
//PHY_VARS_gNB *gNB = RC.gNB[0][proc->CC_id];
char thread_name[100];
// set default return value
// set default return value
gNB_thread_rxtx_status = 0;
sprintf(thread_name,"gNB_L1_thread");
while (!oai_exit) {
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_gNB_PROC_RXTX0, 0 );
if (wait_on_condition(&L1_proc->mutex,&L1_proc->cond,&L1_proc->instance_cnt,thread_name)<0) break;
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME( VCD_SIGNAL_DUMPER_FUNCTIONS_gNB_PROC_RXTX0, 1 );
int frame_rx = L1_proc->frame_rx;
int slot_rx = L1_proc->slot_rx;
int frame_tx = L1_proc->frame_tx;
int slot_tx = L1_proc->slot_tx;
uint64_t timestamp_tx = L1_proc->timestamp_tx;
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_SLOT_NUMBER_TX0_GNB,slot_tx);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_SLOT_NUMBER_RX0_GNB,slot_rx);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_FRAME_NUMBER_TX0_GNB,frame_tx);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_FRAME_NUMBER_RX0_GNB,frame_rx);
if (oai_exit) break;
if (gNB->CC_id==0) {
if (rxtx(gNB,frame_rx,slot_rx,frame_tx,slot_tx,thread_name) < 0) break;
}
if (release_thread(&L1_proc->mutex,&L1_proc->instance_cnt,thread_name)<0) break;
if(get_thread_parallel_conf() == PARALLEL_RU_L1_TRX_SPLIT) wakeup_tx(gNB,frame_rx,slot_rx,frame_tx,slot_tx,timestamp_tx);
else if(get_thread_parallel_conf() == PARALLEL_RU_L1_SPLIT) wakeup_txfh(gNB,L1_proc,frame_tx,slot_tx,timestamp_tx);
} // while !oai_exit
LOG_D(PHY, " *** Exiting gNB thread RXn_TXnp4\n");
gNB_thread_rxtx_status = 0;
return &gNB_thread_rxtx_status;
}
#if 0
// Wait for gNB application initialization to be complete (gNB registration to MME)
static void wait_system_ready (char *message, volatile int *start_flag) {
static char *indicator[] = {". ", ".. ", "... ", ".... ", ".....",
" ....", " ...", " ..", " .", " "
};
int i = 0;
while ((!oai_exit) && (*start_flag == 0)) {
LOG_N(EMU, message, indicator[i]);
fflush(stdout);
i = (i + 1) % (sizeof(indicator) / sizeof(indicator[0]));
usleep(200000);
}
LOG_D(EMU,"\n");
}
#endif
void gNB_top(PHY_VARS_gNB *gNB, int frame_rx, int slot_rx, char *string, struct RU_t_s *ru) {
gNB_L1_proc_t *proc = &gNB->proc;
gNB_L1_rxtx_proc_t *L1_proc = &proc->L1_proc;
NR_DL_FRAME_PARMS *fp = ru->nr_frame_parms;
RU_proc_t *ru_proc=&ru->proc;
proc->frame_rx = frame_rx;
proc->slot_rx = slot_rx;
sl_ahead = sf_ahead*fp->slots_per_subframe;
if (!oai_exit) {
T(T_ENB_MASTER_TICK, T_INT(0), T_INT(proc->frame_rx), T_INT(proc->slot_rx));
L1_proc->timestamp_tx = ru_proc->timestamp_rx + (sf_ahead*fp->samples_per_subframe);
L1_proc->frame_rx = ru_proc->frame_rx;
L1_proc->slot_rx = ru_proc->tti_rx;
L1_proc->frame_tx = (L1_proc->slot_rx > (fp->slots_per_frame-1-(fp->slots_per_subframe*sf_ahead))) ? (L1_proc->frame_rx+1)&1023 : L1_proc->frame_rx;
L1_proc->slot_tx = (L1_proc->slot_rx + (fp->slots_per_subframe*sf_ahead))%fp->slots_per_frame;
if (rxtx(gNB,L1_proc->frame_rx,L1_proc->slot_rx,L1_proc->frame_tx,L1_proc->slot_tx,string) < 0) LOG_E(PHY,"gNB %d CC_id %d failed during execution\n",gNB->Mod_id,gNB->CC_id);
ru_proc->timestamp_tx = L1_proc->timestamp_tx;
ru_proc->tti_tx = L1_proc->slot_tx;
ru_proc->frame_tx = L1_proc->frame_tx;
}
}
int wakeup_txfh(PHY_VARS_gNB *gNB,gNB_L1_rxtx_proc_t *proc,int frame_tx,int slot_tx,uint64_t timestamp_tx) {
RU_t *ru;
RU_proc_t *ru_proc;
int waitret = 0, ret = 0, time_ns = 1000*1000;
struct timespec now, abstime;
// note this should depend on the numerology used by the TX L1 thread, set here for 500us slot time
// note this should depend on the numerology used by the TX L1 thread, set here for 500us slot time
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_GAIN_CONTROL,1);
time_ns = time_ns/gNB->frame_parms.slots_per_subframe;
AssertFatal((ret = pthread_mutex_lock(&proc->mutex_RUs_tx))==0,"mutex_lock returns %d\n",ret);
while (proc->instance_cnt_RUs < 0) {
clock_gettime(CLOCK_REALTIME, &now);
abstime.tv_sec = now.tv_sec;
abstime.tv_nsec = now.tv_nsec + time_ns;
if (abstime.tv_nsec >= 1000*1000*1000) {
abstime.tv_nsec -= 1000*1000*1000;
abstime.tv_sec += 1;
}
if((waitret = pthread_cond_timedwait(&proc->cond_RUs,&proc->mutex_RUs_tx,&abstime)) == 0) break; // this unlocks mutex_rxtx while waiting and then locks it again
}
proc->instance_cnt_RUs = -1;
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_FRAME_NUMBER_RX0_UE,proc->instance_cnt_RUs);
AssertFatal((ret = pthread_mutex_unlock(&proc->mutex_RUs_tx))==0,"mutex_unlock returns %d\n",ret);
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_UE_GAIN_CONTROL,0);
if (waitret == ETIMEDOUT) {
LOG_W(PHY,"Dropping TX slot (%d.%d) because FH is blocked more than 1 slot times (500us)\n",frame_tx,slot_tx);
AssertFatal((ret=pthread_mutex_lock(&gNB->proc.mutex_RU_tx))==0,"mutex_lock returns %d\n",ret);
gNB->proc.RU_mask_tx = 0;
AssertFatal((ret=pthread_mutex_unlock(&gNB->proc.mutex_RU_tx))==0,"mutex_unlock returns %d\n",ret);
AssertFatal((ret=pthread_mutex_lock(&proc->mutex_RUs_tx))==0,"mutex_lock returns %d\n",ret);
proc->instance_cnt_RUs = 0;
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_FRAME_NUMBER_RX0_UE,proc->instance_cnt_RUs);
AssertFatal((ret=pthread_mutex_unlock(&proc->mutex_RUs_tx))==0,"mutex_unlock returns %d\n",ret);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_FRAME_NUMBER_TX0_UE,1);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_FRAME_NUMBER_TX0_UE,0);
return(-1);
}
for(int i=0; i<gNB->num_RU; i++)
{
ru = gNB->RU_list[i];
ru_proc = &ru->proc;
if (ru_proc->instance_cnt_gNBs == 0) {
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_TRX_TST_UE, 1);
LOG_E(PHY,"Frame %d, subframe %d: TX FH thread busy, dropping Frame %d, subframe %d\n", ru_proc->frame_tx, ru_proc->tti_tx, proc->frame_rx, proc->slot_rx);
AssertFatal((ret=pthread_mutex_lock(&gNB->proc.mutex_RU_tx))==0,"mutex_lock returns %d\n",ret);
gNB->proc.RU_mask_tx = 0;
AssertFatal((ret=pthread_mutex_unlock(&gNB->proc.mutex_RU_tx))==0,"mutex_unlock returns %d\n",ret);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_TRX_TST_UE, 0);
return(-1);
}
AssertFatal((ret = pthread_mutex_lock(&ru_proc->mutex_gNBs))==0,"ERROR pthread_mutex_lock failed on mutex_gNBs L1_thread_tx with ret=%d\n",ret);
ru_proc->instance_cnt_gNBs = 0;
ru_proc->timestamp_tx = timestamp_tx;
ru_proc->tti_tx = slot_tx;
ru_proc->frame_tx = frame_tx;
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_FRAME_NUMBER_RX1_UE, ru_proc->instance_cnt_gNBs);
LOG_D(PHY,"Signaling tx_thread_fh for %d.%d\n",frame_tx,slot_tx);
// the thread can now be woken up
AssertFatal(pthread_cond_signal(&ru_proc->cond_gNBs) == 0,
"[gNB] ERROR pthread_cond_signal for gNB TXnp4 thread\n");
AssertFatal((ret=pthread_mutex_unlock(&ru_proc->mutex_gNBs))==0,"mutex_unlock returned %d\n",ret);
}
return(0);
}
int wakeup_tx(PHY_VARS_gNB *gNB,int frame_rx,int slot_rx,int frame_tx,int slot_tx,uint64_t timestamp_tx) {
gNB_L1_rxtx_proc_t *L1_proc_tx = &gNB->proc.L1_proc_tx;
int ret;
AssertFatal((ret = pthread_mutex_lock(&L1_proc_tx->mutex))==0,"mutex_lock returns %d\n",ret);
while(L1_proc_tx->instance_cnt == 0) {
pthread_cond_wait(&L1_proc_tx->cond,&L1_proc_tx->mutex);
}
L1_proc_tx->instance_cnt = 0;
L1_proc_tx->slot_rx = slot_rx;
L1_proc_tx->frame_rx = frame_rx;
L1_proc_tx->slot_tx = slot_tx;
L1_proc_tx->frame_tx = frame_tx;
L1_proc_tx->timestamp_tx = timestamp_tx;
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_FRAME_NUMBER_TX1_UE,1);
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_FRAME_NUMBER_TX1_UE,0);
// the thread can now be woken up
// the thread can now be woken up
AssertFatal(pthread_cond_signal(&L1_proc_tx->cond) == 0, "ERROR pthread_cond_signal for gNB L1 thread\n");
AssertFatal((ret=pthread_mutex_unlock(&L1_proc_tx->mutex))==0,"mutex_unlock returns %d\n",ret);
return(0);
}
int wakeup_rxtx(PHY_VARS_gNB *gNB,RU_t *ru) {
gNB_L1_proc_t *proc=&gNB->proc;
gNB_L1_rxtx_proc_t *L1_proc=&proc->L1_proc;
NR_DL_FRAME_PARMS *fp = &gNB->frame_parms;
RU_proc_t *ru_proc=&ru->proc;
int ret;
int i;
struct timespec abstime;
int time_ns = 50000;
int wait_timer = 0;
bool do_last_check = 1;
AssertFatal((ret=pthread_mutex_lock(&proc->mutex_RU))==0,"mutex_lock returns %d\n",ret);
for (i=0; i<gNB->num_RU; i++) {
if (ru == gNB->RU_list[i]) {
if ((proc->RU_mask&(1<<i)) > 0)
LOG_E(PHY,"gNB %d frame %d, subframe %d : previous information from RU %d (num_RU %d,mask %x) has not been served yet!\n",
gNB->Mod_id,proc->frame_rx,proc->slot_rx,ru->idx,gNB->num_RU,proc->RU_mask);
proc->RU_mask |= (1<<i);
}
}
if (proc->RU_mask != (1<<gNB->num_RU)-1) { // not all RUs have provided their information so return
LOG_E(PHY,"Not all RUs have provided their info\n");
AssertFatal((ret=pthread_mutex_unlock(&proc->mutex_RU))==0,"mutex_unlock returns %d\n",ret);
return(0);
}
else { // all RUs have provided their information so continue on and wakeup gNB processing
proc->RU_mask = 0;
AssertFatal((ret=pthread_mutex_unlock(&proc->mutex_RU))==0,"muex_unlock returns %d\n",ret);
}
// wake up TX for subframe n+sf_ahead
// lock the TX mutex and make sure the thread is ready
while (wait_timer < 200) {
clock_gettime(CLOCK_REALTIME, &abstime);
abstime.tv_nsec = abstime.tv_nsec + time_ns;
if (abstime.tv_nsec >= 1000*1000*1000) {
abstime.tv_nsec -= 1000*1000*1000;
abstime.tv_sec += 1;
}
AssertFatal((ret=pthread_mutex_timedlock(&L1_proc->mutex, &abstime)) == 0,"mutex_lock returns %d\n", ret);
if (L1_proc->instance_cnt == 0) { // L1_thread is busy so wait for a bit
AssertFatal((ret=pthread_mutex_unlock( &L1_proc->mutex))==0,"muex_unlock return %d\n",ret);
wait_timer += 50;
usleep(50);
}
else {
do_last_check = 0;
break;
}
}
if (do_last_check) {
AssertFatal((ret=pthread_mutex_timedlock(&L1_proc->mutex, &abstime)) == 0,"mutex_lock returns %d\n", ret);
if (L1_proc->instance_cnt == 0) { // L1_thread is busy so abort the subframe
AssertFatal((ret=pthread_mutex_unlock( &L1_proc->mutex))==0,"muex_unlock return %d\n",ret);
LOG_W(PHY,"L1_thread isn't ready in %d.%d, aborting RX processing\n",ru_proc->frame_rx,ru_proc->tti_rx);
return (-1);
}
}
++L1_proc->instance_cnt;
// We have just received and processed the common part of a subframe, say n.
// TS_rx is the last received timestamp (start of 1st slot), TS_tx is the desired
// transmitted timestamp of the next TX slot (first).
// The last (TS_rx mod samples_per_frame) was n*samples_per_tti,
// we want to generate subframe (n+sf_ahead), so TS_tx = TX_rx+sf_ahead*samples_per_tti,
// and proc->slot_tx = proc->slot_rx+sf_ahead
L1_proc->timestamp_tx = ru_proc->timestamp_rx + (sf_ahead*fp->samples_per_subframe);
L1_proc->frame_rx = ru_proc->frame_rx;
L1_proc->slot_rx = ru_proc->tti_rx;
L1_proc->frame_tx = (L1_proc->slot_rx > (fp->slots_per_frame-1-(fp->slots_per_subframe*sf_ahead))) ? (L1_proc->frame_rx+1)&1023 : L1_proc->frame_rx;
L1_proc->slot_tx = (L1_proc->slot_rx + (fp->slots_per_subframe*sf_ahead))%fp->slots_per_frame;
LOG_D(PHY,"wakeupL1: passing parameter IC = %d, RX: %d.%d, TX: %d.%d to L1 sf_ahead = %d\n", L1_proc->instance_cnt, L1_proc->frame_rx, L1_proc->slot_rx, L1_proc->frame_tx, L1_proc->slot_tx, sf_ahead);
pthread_mutex_unlock( &L1_proc->mutex );
// the thread can now be woken up
if (pthread_cond_signal(&L1_proc->cond) != 0) {
LOG_E( PHY, "[gNB] ERROR pthread_cond_signal for gNB RXn-TXnp4 thread\n");
exit_fun( "ERROR pthread_cond_signal" );
return(-1);
}
return(0);
}
/*
void wakeup_prach_gNB(PHY_VARS_gNB *gNB,RU_t *ru,int frame,int subframe) {
gNB_L1_proc_t *proc = &gNB->proc;
LTE_DL_FRAME_PARMS *fp=&gNB->frame_parms;
int i;
if (ru!=NULL) {
pthread_mutex_lock(&proc->mutex_RU_PRACH);
for (i=0;i<gNB->num_RU;i++) {
if (ru == gNB->RU_list[i]) {
LOG_D(PHY,"frame %d, subframe %d: RU %d for gNB %d signals PRACH (mask %x, num_RU %d)\n",frame,subframe,i,gNB->Mod_id,proc->RU_mask_prach,gNB->num_RU);
if ((proc->RU_mask_prach&(1<<i)) > 0)
LOG_E(PHY,"gNB %d frame %d, subframe %d : previous information (PRACH) from RU %d (num_RU %d, mask %x) has not been served yet!\n",
gNB->Mod_id,frame,subframe,ru->idx,gNB->num_RU,proc->RU_mask_prach);
proc->RU_mask_prach |= (1<<i);
}
}
if (proc->RU_mask_prach != (1<<gNB->num_RU)-1) { // not all RUs have provided their information so return
pthread_mutex_unlock(&proc->mutex_RU_PRACH);
return;
}
else { // all RUs have provided their information so continue on and wakeup gNB processing
proc->RU_mask_prach = 0;
pthread_mutex_unlock(&proc->mutex_RU_PRACH);
}
}
// check if we have to detect PRACH first
if (is_prach_subframe(fp,frame,subframe)>0) {
LOG_D(PHY,"Triggering prach processing, frame %d, subframe %d\n",frame,subframe);
if (proc->instance_cnt_prach == 0) {
LOG_W(PHY,"[gNB] Frame %d Subframe %d, dropping PRACH\n", frame,subframe);
return;
}
// wake up thread for PRACH RX
if (pthread_mutex_lock(&proc->mutex_prach) != 0) {
LOG_E( PHY, "[gNB] ERROR pthread_mutex_lock for gNB PRACH thread %d (IC %d)\n", proc->thread_index, proc->instance_cnt_prach);
exit_fun( "error locking mutex_prach" );
return;
}
++proc->instance_cnt_prach;
// set timing for prach thread
proc->frame_prach = frame;
proc->subframe_prach = subframe;
// the thread can now be woken up
if (pthread_cond_signal(&proc->cond_prach) != 0) {
LOG_E( PHY, "[gNB] ERROR pthread_cond_signal for gNB PRACH thread %d\n", proc->thread_index);
exit_fun( "ERROR pthread_cond_signal" );
return;
}
pthread_mutex_unlock( &proc->mutex_prach );
}
}*/
/*!
* \brief The prach receive thread of gNB.
* \param param is a \ref gNB_L1_proc_t structure which contains the info what to process.
* \returns a pointer to an int. The storage is not on the heap and must not be freed.
*/
/*
static void* gNB_thread_prach( void* param ) {
static int gNB_thread_prach_status;
PHY_VARS_gNB *gNB= (PHY_VARS_gNB *)param;
gNB_L1_proc_t *proc = &gNB->proc;
// set default return value
gNB_thread_prach_status = 0;
while (!oai_exit) {
if (oai_exit) break;
if (wait_on_condition(&proc->mutex_prach,&proc->cond_prach,&proc->instance_cnt_prach,"gNB_prach_thread") < 0) break;
LOG_D(PHY,"Running gNB prach procedures\n");
prach_procedures(gNB ,0);
if (release_thread(&proc->mutex_prach,&proc->instance_cnt_prach,"gNB_prach_thread") < 0) break;
}
LOG_I(PHY, "Exiting gNB thread PRACH\n");
gNB_thread_prach_status = 0;
return &gNB_thread_prach_status;
}
*/
extern void init_td_thread(PHY_VARS_gNB *);
extern void init_te_thread(PHY_VARS_gNB *);
static void *process_stats_thread(void *param) {
PHY_VARS_gNB *gNB = (PHY_VARS_gNB *)param;
@@ -809,71 +338,13 @@ static void *process_stats_thread(void *param) {
return(NULL);
}
void init_gNB_proc(int inst) {
int i=0;
int CC_id = 0;
void init_gNB_Tpool(int inst) {
PHY_VARS_gNB *gNB;
gNB_L1_proc_t *proc;
gNB_L1_rxtx_proc_t *L1_proc,*L1_proc_tx;
// LOG_I(PHY,"%s(inst:%d) RC.nb_nr_CC[inst]:%d \n",__FUNCTION__,inst,RC.nb_nr_CC[inst]);
gNB = RC.gNB[inst];
LOG_I(PHY,"Initializing gNB processes instance:%d CC_id %d \n",inst,CC_id);
proc = &gNB->proc;
L1_proc = &proc->L1_proc;
L1_proc_tx = &proc->L1_proc_tx;
L1_proc->instance_cnt = -1;
L1_proc_tx->instance_cnt = -1;
L1_proc->instance_cnt_RUs = 0;
L1_proc_tx->instance_cnt_RUs = 0;
proc->instance_cnt_prach = -1;
proc->instance_cnt_asynch_rxtx = -1;
proc->CC_id = CC_id;
proc->first_rx =1;
proc->first_tx =1;
proc->RU_mask =0;
proc->RU_mask_tx = (1<<gNB->num_RU)-1;
proc->RU_mask_prach =0;
pthread_mutex_init( &gNB->UL_INFO_mutex, NULL);
pthread_mutex_init( &L1_proc->mutex, NULL);
pthread_mutex_init( &L1_proc_tx->mutex, NULL);
pthread_cond_init( &L1_proc->cond, NULL);
pthread_cond_init( &L1_proc_tx->cond, NULL);
pthread_mutex_init( &proc->mutex_prach, NULL);
pthread_mutex_init( &proc->mutex_asynch_rxtx, NULL);
pthread_mutex_init( &proc->mutex_RU,NULL);
pthread_mutex_init( &proc->mutex_RU_tx,NULL);
pthread_mutex_init( &proc->mutex_RU_PRACH,NULL);
pthread_cond_init( &proc->cond_prach, NULL);
pthread_cond_init( &proc->cond_asynch_rxtx, NULL);
LOG_I(PHY,"gNB->single_thread_flag:%d\n", gNB->single_thread_flag);
if (get_thread_parallel_conf() == PARALLEL_RU_L1_SPLIT || get_thread_parallel_conf() == PARALLEL_RU_L1_TRX_SPLIT) {
threadCreate( &L1_proc->pthread, gNB_L1_thread, gNB, "L1_proc", -1, OAI_PRIORITY_RT );
threadCreate( &L1_proc_tx->pthread, gNB_L1_thread_tx, gNB,"L1_proc_tx", -1, OAI_PRIORITY_RT);
}
if(opp_enabled == 1) threadCreate(&proc->L1_stats_thread, process_stats_thread,(void *)gNB, "time_meas", -1, OAI_PRIORITY_RT_LOW);
//pthread_create( &proc->pthread_prach, attr_prach, gNB_thread_prach, gNB );
char name[16];
if (gNB->single_thread_flag==0) {
snprintf( name, sizeof(name), "L1 %d", i );
pthread_setname_np( L1_proc->pthread, name );
snprintf( name, sizeof(name), "L1TX %d", i );
pthread_setname_np( L1_proc_tx->pthread, name );
}
AssertFatal(proc->instance_cnt_prach == -1,"instance_cnt_prach = %d\n",proc->instance_cnt_prach);
/* setup PHY proc TX sync mechanism */
pthread_mutex_init(&sync_phy_proc.mutex_phy_proc_tx, NULL);
pthread_cond_init(&sync_phy_proc.cond_phy_proc_tx, NULL);
sync_phy_proc.phy_proc_CC_id = 0;
gNB_L1_proc_t *proc = &gNB->proc;
// ULSCH decoding threadpool
gNB->threadPool = (tpool_t*)malloc(sizeof(tpool_t));
gNB->respDecode = (notifiedFIFO_t*) malloc(sizeof(notifiedFIFO_t));
int numCPU = sysconf(_SC_NPROCESSORS_ONLN);
int threadCnt = min(numCPU, gNB->pusch_proc_threads);
char ul_pool[80];
@@ -884,70 +355,40 @@ void init_gNB_proc(int inst) {
s_offset += 3;
}
initTpool(ul_pool, gNB->threadPool, false);
// ULSCH decoder result FIFO
gNB->respDecode = (notifiedFIFO_t*) malloc(sizeof(notifiedFIFO_t));
initNotifiedFIFO(gNB->respDecode);
}
// L1 RX result FIFO
gNB->resp_L1 = (notifiedFIFO_t*) malloc(sizeof(notifiedFIFO_t));
initNotifiedFIFO(gNB->resp_L1);
// L1 TX result FIFO
gNB->resp_L1_tx = (notifiedFIFO_t*) malloc(sizeof(notifiedFIFO_t));
initNotifiedFIFO(gNB->resp_L1_tx);
// RU TX result FIFO
gNB->resp_RU_tx = (notifiedFIFO_t*) malloc(sizeof(notifiedFIFO_t));
initNotifiedFIFO(gNB->resp_RU_tx);
// Stats measurement thread
if(opp_enabled == 1) threadCreate(&proc->L1_stats_thread, process_stats_thread,(void *)gNB, "time_meas", -1, OAI_PRIORITY_RT_LOW);
}
/*!
* \brief Terminate gNB TX and RX threads.
*/
void kill_gNB_proc(int inst) {
int *status;
PHY_VARS_gNB *gNB;
gNB_L1_proc_t *proc;
gNB_L1_rxtx_proc_t *L1_proc, *L1_proc_tx;
gNB=RC.gNB[inst];
proc = &gNB->proc;
L1_proc = &proc->L1_proc;
L1_proc_tx = &proc->L1_proc_tx;
LOG_I(PHY, "Killing TX inst %d\n",inst );
if (get_thread_parallel_conf() == PARALLEL_RU_L1_SPLIT || get_thread_parallel_conf() == PARALLEL_RU_L1_TRX_SPLIT) {
pthread_mutex_lock(&L1_proc->mutex);
L1_proc->instance_cnt = 0;
pthread_cond_signal(&L1_proc->cond);
pthread_mutex_unlock(&L1_proc->mutex);
pthread_mutex_lock(&L1_proc_tx->mutex);
L1_proc_tx->instance_cnt = 0;
pthread_cond_signal(&L1_proc_tx->cond);
pthread_mutex_unlock(&L1_proc_tx->mutex);
}
proc->instance_cnt_prach = 0;
pthread_cond_signal( &proc->cond_prach );
pthread_cond_signal( &proc->cond_asynch_rxtx );
pthread_cond_broadcast(&sync_phy_proc.cond_phy_proc_tx);
// LOG_D(PHY, "joining pthread_prach\n");
// pthread_join( proc->pthread_prach, (void**)&status );
LOG_I(PHY, "Destroying prach mutex/cond\n");
pthread_mutex_destroy( &proc->mutex_prach );
pthread_cond_destroy( &proc->cond_prach );
LOG_I(PHY, "Destroying UL_INFO mutex\n");
pthread_mutex_destroy(&gNB->UL_INFO_mutex);
if (get_thread_parallel_conf() == PARALLEL_RU_L1_SPLIT || get_thread_parallel_conf() == PARALLEL_RU_L1_TRX_SPLIT) {
LOG_I(PHY, "Joining L1_proc mutex/cond\n");
pthread_join( L1_proc->pthread, (void **)&status );
LOG_I(PHY, "Joining L1_proc_tx mutex/cond\n");
pthread_join( L1_proc_tx->pthread, (void **)&status );
}
LOG_I(PHY, "Destroying L1_proc mutex/cond\n");
pthread_mutex_destroy( &L1_proc->mutex );
pthread_cond_destroy( &L1_proc->cond );
LOG_I(PHY, "Destroying L1_proc_tx mutex/cond\n");
pthread_mutex_destroy( &L1_proc_tx->mutex );
pthread_cond_destroy( &L1_proc_tx->cond );
pthread_mutex_destroy( &proc->mutex_RU );
pthread_mutex_destroy( &proc->mutex_RU_tx );
}
void reset_opp_meas(void) {
int sfn;
reset_meas(&softmodem_stats_mt);
@@ -1015,15 +456,9 @@ printf("after %p\n", gNB->common_vars.rxdataF[aa]);
* (not tested in other modes).
*/
//init_precoding_weights(RC.gNB[inst]);
init_gNB_proc(inst);
init_gNB_Tpool(inst);
}
for (ru_id=0; ru_id<RC.nb_RU; ru_id++) {
AssertFatal(RC.ru[ru_id]!=NULL,"ru_id %d is null\n",ru_id);
RC.ru[ru_id]->nr_wakeup_rxtx = wakeup_rxtx;
// RC.ru[ru_id]->wakeup_prach_eNB = wakeup_prach_gNB;
RC.ru[ru_id]->gNB_top = gNB_top;
}
}
void init_gNB(int single_thread_flag,int wait_for_sync) {
executables/nr-ru.c
+261 -705
View File
File diff suppressed because it is too large Load Diff
executables/nr-softmodem.c
-90
View File
@@ -138,9 +138,6 @@ double rx_gain[MAX_NUM_CCs][4] = {{110,0,0,0},{20,0,0,0}};
double rx_gain_off = 0.0;
double sample_rate=30.72e6;
double bw = 10.0e6;
static int tx_max_power[MAX_NUM_CCs]; /* = {0,0}*/;
@@ -520,93 +517,6 @@ void set_default_frame_parms(nfapi_nr_config_request_scf_t *config[MAX_NUM_CCs],
}
}
/*
void init_openair0(void) {
int card;
int i;
for (card=0; card<MAX_CARDS; card++) {
openair0_cfg[card].mmapped_dma=mmapped_dma;
openair0_cfg[card].configFilename = NULL;
if(config[0]->rf_config.dl_carrier_bandwidth.value == 100) {
if (frame_parms[0]->threequarter_fs) {
openair0_cfg[card].sample_rate=23.04e6;
openair0_cfg[card].samples_per_frame = 230400;
openair0_cfg[card].tx_bw = 10e6;
openair0_cfg[card].rx_bw = 10e6;
} else {
openair0_cfg[card].sample_rate=30.72e6;
openair0_cfg[card].samples_per_frame = 307200;
openair0_cfg[card].tx_bw = 10e6;
openair0_cfg[card].rx_bw = 10e6;
}
} else if(config[0]->rf_config.dl_carrier_bandwidth.value == 50) {
openair0_cfg[card].sample_rate=15.36e6;
openair0_cfg[card].samples_per_frame = 153600;
openair0_cfg[card].tx_bw = 5e6;
openair0_cfg[card].rx_bw = 5e6;
} else if (config[0]->rf_config.dl_carrier_bandwidth.value == 25) {
openair0_cfg[card].sample_rate=7.68e6;
openair0_cfg[card].samples_per_frame = 76800;
openair0_cfg[card].tx_bw = 2.5e6;
openair0_cfg[card].rx_bw = 2.5e6;
} else if (config[0]->rf_config.dl_carrier_bandwidth.value == 6) {
openair0_cfg[card].sample_rate=1.92e6;
openair0_cfg[card].samples_per_frame = 19200;
openair0_cfg[card].tx_bw = 1.5e6;
openair0_cfg[card].rx_bw = 1.5e6;
}
if (config[0]->subframe_config.duplex_mode.value==TDD)
openair0_cfg[card].duplex_mode = duplex_mode_TDD;
else //FDD
openair0_cfg[card].duplex_mode = duplex_mode_FDD;
printf("HW: Configuring card %d, nb_antennas_tx/rx %d/%d\n",card,
RC.gNB[0]->gNB_config.rf_config.tx_antenna_ports.value,
RC.gNB[0]->gNB_config.rf_config.tx_antenna_ports.value );
openair0_cfg[card].Mod_id = 0;
openair0_cfg[card].num_rb_dl=config[0]->rf_config.dl_carrier_bandwidth.value;
openair0_cfg[card].clock_source = clock_source;
openair0_cfg[card].tx_num_channels=min(2,RC.gNB[0]->gNB_config.rf_config.tx_antenna_ports.value );
openair0_cfg[card].rx_num_channels=min(2,RC.gNB[0]->gNB_config.rf_config.tx_antenna_ports.value );
for (i=0; i<4; i++) {
if (i<openair0_cfg[card].tx_num_channels)
openair0_cfg[card].tx_freq[i] = downlink_frequency[0][i] ;
else
openair0_cfg[card].tx_freq[i]=0.0;
if (i<openair0_cfg[card].rx_num_channels)
openair0_cfg[card].rx_freq[i] =downlink_frequency[0][i] + uplink_frequency_offset[0][i] ;
else
openair0_cfg[card].rx_freq[i]=0.0;
openair0_cfg[card].autocal[i] = 1;
openair0_cfg[card].tx_gain[i] = tx_gain[0][i];
openair0_cfg[card].rx_gain[i] = RC.gNB[0]->rx_total_gain_dB;
openair0_cfg[card].configFilename = get_softmodem_params()->rf_config_file;
printf("Card %d, channel %d, Setting tx_gain %f, rx_gain %f, tx_freq %f, rx_freq %f\n",
card,i, openair0_cfg[card].tx_gain[i],
openair0_cfg[card].rx_gain[i],
openair0_cfg[card].tx_freq[i],
openair0_cfg[card].rx_freq[i]);
}
} // for loop on cards
}
*/
void wait_RUs(void) {
LOG_I(PHY,"Waiting for RUs to be configured ... RC.ru_mask:%02lx\n", RC.ru_mask);
// wait for all RUs to be configured over fronthaul
executables/nr-ue.c
+16 -46
View File
@@ -237,43 +237,6 @@ static void UE_synch(void *arg) {
openair0_cfg[UE->rf_map.card].rx_freq[0],
openair0_cfg[UE->rf_map.card].tx_freq[0]);
// reconfigure for potentially different bandwidth
switch(UE->frame_parms.N_RB_DL) {
case 6:
openair0_cfg[UE->rf_map.card].sample_rate =1.92e6;
openair0_cfg[UE->rf_map.card].rx_bw =.96e6;
openair0_cfg[UE->rf_map.card].tx_bw =.96e6;
// openair0_cfg[0].rx_gain[0] -= 12;
break;
case 25:
openair0_cfg[UE->rf_map.card].sample_rate =7.68e6;
openair0_cfg[UE->rf_map.card].rx_bw =2.5e6;
openair0_cfg[UE->rf_map.card].tx_bw =2.5e6;
// openair0_cfg[0].rx_gain[0] -= 6;
break;
case 50:
openair0_cfg[UE->rf_map.card].sample_rate =15.36e6;
openair0_cfg[UE->rf_map.card].rx_bw =5.0e6;
openair0_cfg[UE->rf_map.card].tx_bw =5.0e6;
// openair0_cfg[0].rx_gain[0] -= 3;
break;
case 100:
openair0_cfg[UE->rf_map.card].sample_rate=30.72e6;
openair0_cfg[UE->rf_map.card].rx_bw=10.0e6;
openair0_cfg[UE->rf_map.card].tx_bw=10.0e6;
// openair0_cfg[0].rx_gain[0] -= 0;
break;
case 66:
openair0_cfg[UE->rf_map.card].sample_rate=122.88e6;
openair0_cfg[UE->rf_map.card].rx_bw=100.e6;
openair0_cfg[UE->rf_map.card].tx_bw=100.e6;
break;
}
if (UE->mode != loop_through_memory) {
UE->rfdevice.trx_set_freq_func(&UE->rfdevice,&openair0_cfg[0],0);
//UE->rfdevice.trx_set_gains_func(&openair0,&openair0_cfg[0]);
@@ -703,16 +666,23 @@ 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
+8 -89
View File
@@ -149,7 +149,6 @@ int chain_offset = 0;
int card_offset = 0;
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;
int oaisim_flag = 0;
int emulate_rf = 0;
@@ -340,92 +339,10 @@ void init_openair0(void) {
for (card=0; card<MAX_CARDS; card++) {
uint64_t dl_carrier, ul_carrier;
openair0_cfg[card].configFilename = NULL;
openair0_cfg[card].threequarter_fs = frame_parms->threequarter_fs;
numerology = frame_parms->numerology_index;
if(frame_parms->N_RB_DL == 66) {
if (numerology==3) {
openair0_cfg[card].sample_rate=122.88e6;
openair0_cfg[card].samples_per_frame = 1228800;
} else {
LOG_E(PHY,"Unsupported numerology! FR2 supports only 120KHz SCS for now.\n");
exit(-1);
}
}else if(frame_parms->N_RB_DL == 32) {
if (numerology==3) {
openair0_cfg[card].sample_rate=61.44e6;
openair0_cfg[card].samples_per_frame = 614400;
} else {
LOG_E(PHY,"Unsupported numerology! FR2 supports only 120KHz SCS for now.\n");
exit(-1);
}
}else if(frame_parms->N_RB_DL == 217) {
if (numerology==1) {
if (frame_parms->threequarter_fs) {
openair0_cfg[card].sample_rate=92.16e6;
openair0_cfg[card].samples_per_frame = 921600;
}
else {
openair0_cfg[card].sample_rate=122.88e6;
openair0_cfg[card].samples_per_frame = 1228800;
}
} else {
LOG_E(PHY,"Unsupported numerology!\n");
exit(-1);
}
} else if(frame_parms->N_RB_DL == 273) {
if (numerology==1) {
if (frame_parms->threequarter_fs) {
AssertFatal(0 == 1,"three quarter sampling not supported for N_RB 273\n");
}
else {
openair0_cfg[card].sample_rate=122.88e6;
openair0_cfg[card].samples_per_frame = 1228800;
}
} else {
LOG_E(PHY,"Unsupported numerology!\n");
exit(-1);
}
} else if(frame_parms->N_RB_DL == 106) {
if (numerology==0) {
if (frame_parms->threequarter_fs) {
openair0_cfg[card].sample_rate=23.04e6;
openair0_cfg[card].samples_per_frame = 230400;
} else {
openair0_cfg[card].sample_rate=30.72e6;
openair0_cfg[card].samples_per_frame = 307200;
}
} else if (numerology==1) {
if (frame_parms->threequarter_fs) {
openair0_cfg[card].sample_rate=46.08e6;
openair0_cfg[card].samples_per_frame = 460800;
}
else {
openair0_cfg[card].sample_rate=61.44e6;
openair0_cfg[card].samples_per_frame = 614400;
}
} else if (numerology==2) {
openair0_cfg[card].sample_rate=122.88e6;
openair0_cfg[card].samples_per_frame = 1228800;
} else {
LOG_E(PHY,"Unsupported numerology!\n");
exit(-1);
}
} else if(frame_parms->N_RB_DL == 50) {
openair0_cfg[card].sample_rate=15.36e6;
openair0_cfg[card].samples_per_frame = 153600;
} else if (frame_parms->N_RB_DL == 25) {
openair0_cfg[card].sample_rate=7.68e6;
openair0_cfg[card].samples_per_frame = 76800;
} else if (frame_parms->N_RB_DL == 6) {
openair0_cfg[card].sample_rate=1.92e6;
openair0_cfg[card].samples_per_frame = 19200;
}
else {
LOG_E(PHY,"Unknown NB_RB %d!\n",frame_parms->N_RB_DL);
exit(-1);
}
openair0_cfg[card].configFilename = NULL;
openair0_cfg[card].threequarter_fs = frame_parms->threequarter_fs;
openair0_cfg[card].sample_rate = frame_parms->samples_per_subframe * 1e3;
openair0_cfg[card].samples_per_frame = frame_parms->samples_per_frame;
if (frame_parms->frame_type==TDD)
openair0_cfg[card].duplex_mode = duplex_mode_TDD;
@@ -439,8 +356,9 @@ void init_openair0(void) {
openair0_cfg[card].tx_num_channels = min(2, frame_parms->nb_antennas_tx);
openair0_cfg[card].rx_num_channels = min(2, frame_parms->nb_antennas_rx);
LOG_I(PHY, "HW: Configuring card %d, tx/rx num_channels %d/%d, duplex_mode %s\n",
LOG_I(PHY, "HW: Configuring card %d, sample_rate %f, tx/rx num_channels %d/%d, duplex_mode %s\n",
card,
openair0_cfg[card].sample_rate,
openair0_cfg[card].tx_num_channels,
openair0_cfg[card].rx_num_channels,
duplex_mode[openair0_cfg[card].duplex_mode]);
@@ -559,7 +477,8 @@ 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
executables/softmodem-common.h
+7
View File
@@ -244,6 +244,13 @@ extern char *get_softmodem_function(uint64_t *sofmodemfunc_mask_ptr);
extern void set_softmodem_sighandler(void);
extern uint64_t downlink_frequency[MAX_NUM_CCs][4];
extern int32_t uplink_frequency_offset[MAX_NUM_CCs][4];
extern uint16_t sl_ahead;
extern uint16_t sf_ahead;
extern volatile int oai_exit;
void tx_func(void *param);
void rx_func(void *param);
void ru_tx_func(void *param);
extern uint8_t nfapi_mode;
#ifdef __cplusplus
}