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adding nfapi_nr_develop_new changes

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This commit is contained in:
David Kim
2021-03-13 13:09:34 -08:00
parent c68de3ba8c
commit 94c9866b7e
26 changed files with 292 additions and 154 deletions
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executables/nr-gnb.c
+27 -2
View File
@@ -252,8 +252,25 @@ static inline int rxtx(PHY_VARS_gNB *gNB, int frame_rx, int slot_rx, int frame_t
pthread_mutex_unlock(&gNB->UL_INFO_mutex);
// RX processing
int tx_slot_type = nr_slot_select(cfg,frame_tx,slot_tx);
int rx_slot_type = nr_slot_select(cfg,frame_rx,slot_rx);
int tx_slot_type; int rx_slot_type;
if(NFAPI_MODE == NFAPI_MODE_VNF) {
if ((slot_tx==8) || (slot_rx==8) || (slot_tx==9) || (slot_rx==9) || (slot_tx==18) || (slot_rx==18) || (slot_tx==19) || (slot_rx==19)) {
tx_slot_type = NR_UPLINK_SLOT;
rx_slot_type = NR_UPLINK_SLOT;
}
else if ((slot_tx==7) || (slot_rx==7) || (slot_tx==17) || (slot_rx==17)) {
tx_slot_type = NR_MIXED_SLOT;
rx_slot_type = NR_MIXED_SLOT;
}
else {
tx_slot_type = NR_DOWNLINK_SLOT;
rx_slot_type = NR_DOWNLINK_SLOT;
}
}
else {
tx_slot_type = nr_slot_select(cfg,frame_tx,slot_tx);
rx_slot_type = nr_slot_select(cfg,frame_rx,slot_rx);
}
if (rx_slot_type == NR_UPLINK_SLOT || rx_slot_type == NR_MIXED_SLOT) {
// UE-specific RX processing for subframe n
@@ -409,6 +426,14 @@ static void *gNB_L1_thread( void *param ) {
int frame_tx = L1_proc->frame_tx;
int slot_tx = L1_proc->slot_tx;
uint64_t timestamp_tx = L1_proc->timestamp_tx;
if(NFAPI_MODE==NFAPI_MODE_VNF)
if (gNB->CC_id==0) {
int next_slot;
next_slot = (slot_rx + 1) % 20;
if (rxtx(gNB,frame_rx,next_slot,frame_tx,next_slot,thread_name) < 0) break;
}
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 );
VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME(VCD_SIGNAL_DUMPER_VARIABLES_SLOT_NUMBER_TX0_GNB,slot_tx);
executables/nr-ru.c
+28 -1
View File
@@ -97,7 +97,8 @@ static int DEFBFW[] = {0x00007fff};
extern volatile int oai_exit;
extern struct timespec timespec_sub(struct timespec lhs, struct timespec rhs);
extern struct timespec timespec_add(struct timespec lhs, struct timespec rhs);
extern void nr_phy_free_RU(RU_t *);
extern void nr_phy_config_request(NR_PHY_Config_t *gNB);
#include "executables/thread-common.h"
@@ -1541,9 +1542,35 @@ void *ru_thread( void *param ) {
pthread_cond_signal(&proc->cond_FH1);
// This is a forever while loop, it loops over subframes which are scheduled by incoming samples from HW devices
struct timespec slot_start;
clock_gettime(CLOCK_MONOTONIC, &slot_start);
struct timespec slot_duration;
slot_duration.tv_sec = 0;
//slot_duration.tv_nsec = 0.5e6;
slot_duration.tv_nsec = 0.5e6;
while (!oai_exit) {
// these are local subframe/frame counters to check that we are in synch with the fronthaul timing.
// They are set on the first rx/tx in the underly FH routines.
slot_start = timespec_add(slot_start,slot_duration);
struct timespec curr_time;
clock_gettime(CLOCK_MONOTONIC, &curr_time);
struct timespec sleep_time;
if((slot_start.tv_sec > curr_time.tv_sec) || (slot_start.tv_sec == curr_time.tv_sec && slot_start.tv_nsec > curr_time.tv_nsec)){
sleep_time = timespec_sub(slot_start,curr_time);
usleep(sleep_time.tv_nsec * 1e-3);
}
else{//continue
}
// clock_gettime(CLOCK_MONOTONIC, &curr_time);
//printf("sfn:%d, slot:%d, start time %d.%d slot start %d.%d \n",frame,slot,curr_time.tv_sec,curr_time.tv_nsec,slot_start.tv_sec,slot_start.tv_nsec);
if (slot==(fp->slots_per_frame-1)) {
slot=0;
frame++;