Commit 2feed730 authored by Francesco Mani's avatar Francesco Mani
Browse files

fixing counter of trashed frames for two frames synchronization

parent e0986d2d
......@@ -592,6 +592,10 @@ void *UE_thread(void *arg) {
// and we shifted above to the first slot of next frame
// the synch thread proc context is hard linked to regular processing thread context, thread id = 0
UE_nr_rxtx_proc_t *proc=&(((processingData_t *)NotifiedFifoData(processingMsg[0]))->proc);
// synchronization is on two frame basis
// if it succeeds on the first frame the second one needs to be considered as trashed
// shift the frame index with all the frames we trashed meanwhile we perform the synch search
proc->decoded_frame_rx=(proc->decoded_frame_rx + trashed_frames) % MAX_FRAME_NUMBER;
......@@ -208,6 +208,7 @@ int nr_initial_sync(UE_nr_rxtx_proc_t *proc, PHY_VARS_NR_UE *ue, runmode_t mode)
int32_t metric_tdd_ncp=0;
uint8_t phase_tdd_ncp;
double im, re;
int is;
NR_DL_FRAME_PARMS *fp = &ue->frame_parms;
int ret=-1;
......@@ -242,7 +243,7 @@ int nr_initial_sync(UE_nr_rxtx_proc_t *proc, PHY_VARS_NR_UE *ue, runmode_t mode)
cnt =0;
// initial sync performed on two successive frames, if pbch passes on first frame, no need to process second frame
for(int is=0; is<2;is++) {
for(is=0; is<2;is++) {
/* process pss search on received buffer */
sync_pos = pss_synchro_nr(ue, is, NO_RATE_CHANGE);
......@@ -372,6 +373,8 @@ int nr_initial_sync(UE_nr_rxtx_proc_t *proc, PHY_VARS_NR_UE *ue, runmode_t mode)
ue->is_synchronized_on_frame = is; // to notify on which of the two frames sync was successful
if (ue->UE_scan_carrier == 0) {
......@@ -878,8 +878,10 @@ typedef struct {
int UE_scan_carrier;
/// \brief Indicator that UE should enable estimation and compensation of frequency offset
int UE_fo_compensation;
/// \brief Indicator that UE is synchronized to an eNB
/// \brief Indicator that UE is synchronized to a gNB
int is_synchronized;
/// \brief Indicates on which frame is synchronized in a two frame synchronization
int is_synchronized_on_frame;
/// Data structure for UE process scheduling
UE_nr_proc_t proc;
/// Flag to indicate the UE shouldn't do timing correction at all
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