Added more options to change parameters

srslte/examples/cell_measurement.c

@@ -40,9 +40,9 @@
 #include "srslte/rf/rf_utils.h"
 
 cell_search_cfg_t cell_detect_config = {
-  500,
+  SRSLTE_DEFAULT_MAX_FRAMES_PBCH,
-  50, 
+  SRSLTE_DEFAULT_MAX_FRAMES_PSS, 
-  10,
+  SRSLTE_DEFAULT_NOF_VALID_PSS_FRAMES,
   0
 };
 

srslte/examples/cell_search.c

@@ -57,9 +57,9 @@ int earfcn_start=-1, earfcn_end = -1;
 
 
 cell_search_cfg_t cell_detect_config = {
-  500,
+  SRSLTE_DEFAULT_MAX_FRAMES_PBCH,
-  50, 
+  SRSLTE_DEFAULT_MAX_FRAMES_PSS, 
-  10,
+  SRSLTE_DEFAULT_NOF_VALID_PSS_FRAMES,
   0
 };
 

srslte/examples/pdsch_ue.c

@@ -47,9 +47,9 @@
 #include "srslte/rf/rf_utils.h"
 
 cell_search_cfg_t cell_detect_config = {
-  500,
+  SRSLTE_DEFAULT_MAX_FRAMES_PBCH,
-  50, 
+  SRSLTE_DEFAULT_MAX_FRAMES_PSS, 
-  10,
+  SRSLTE_DEFAULT_NOF_VALID_PSS_FRAMES,
   0
 };
 

srslte/include/srslte/ch_estimation/chest_dl.h

@@ -90,6 +90,9 @@ SRSLTE_API void srslte_chest_dl_set_smooth_filter(srslte_chest_dl_t *q,
                                                   float *filter, 
                                                   uint32_t filter_len); 
 
+SRSLTE_API void srslte_chest_dl_set_smooth_filter3_coeff(srslte_chest_dl_t* q, 
+                                                         float w); 
+
 SRSLTE_API int srslte_chest_dl_estimate(srslte_chest_dl_t *q, 
                                         cf_t *input,
                                         cf_t *ce[SRSLTE_MAX_PORTS],

srslte/include/srslte/common/phy_common.h

@@ -127,6 +127,11 @@ typedef enum {SRSLTE_CP_NORM, SRSLTE_CP_EXT} srslte_cp_t;
 
 #define SRSLTE_NOF_LTE_BANDS 29
 
+#define SRSLTE_DEFAULT_MAX_FRAMES_PBCH      500
+#define SRSLTE_DEFAULT_MAX_FRAMES_PSS       50
+#define SRSLTE_DEFAULT_NOF_VALID_PSS_FRAMES 10
+
+
 typedef enum SRSLTE_API { 
   SRSLTE_PHICH_NORM = 0, 
   SRSLTE_PHICH_EXT  

srslte/include/srslte/fec/crc.h

@@ -55,7 +55,7 @@ SRSLTE_API int srslte_crc_init(srslte_crc_t *h,
                                int srslte_crc_order);
 
 SRSLTE_API int srslte_crc_set_init(srslte_crc_t *h, 
-                                   uint64_t srslte_crc_init_value);
+                                   uint64_t init_value);
 
 SRSLTE_API uint32_t srslte_crc_attach(srslte_crc_t *h, 
                                       uint8_t *data, 

srslte/include/srslte/ue/ue_cell_search.h

@@ -53,10 +53,6 @@
 #include "srslte/phch/pbch.h"
 #include "srslte/dft/ofdm.h"
 
-/** 
- * TODO: Check also peak offset 
- */
-
 #define SRSLTE_CS_NOF_PRB      6
 #define SRSLTE_CS_SAMP_FREQ    1920000.0
 

srslte/include/srslte/ue/ue_sync.h

@@ -175,8 +175,8 @@ SRSLTE_API float srslte_ue_sync_get_sfo(srslte_ue_sync_t *q);
 
 SRSLTE_API int srslte_ue_sync_get_last_sample_offset(srslte_ue_sync_t *q); 
 
-SRSLTE_API void srslte_ue_sync_set_sample_offset_mean_len(srslte_ue_sync_t *q, 
+SRSLTE_API void srslte_ue_sync_set_sample_offset_correct_period(srslte_ue_sync_t *q, 
-                                                          uint32_t nof_subframes); 
+                                                                uint32_t nof_subframes); 
 
 SRSLTE_API void srslte_ue_sync_get_last_timestamp(srslte_ue_sync_t *q, 
                                                   srslte_timestamp_t *timestamp);

srslte/lib/ch_estimation/src/chest_dl.c

@@ -281,6 +281,15 @@ void srslte_chest_dl_set_smooth_filter(srslte_chest_dl_t *q, float *filter, uint
   }
 }
 
+void srslte_chest_dl_set_smooth_filter3_coeff(srslte_chest_dl_t* q, float w)
+{
+  if (q->smooth_filter_len == 3) {
+    q->smooth_filter[0] = w; 
+    q->smooth_filter[2] = w; 
+    q->smooth_filter[1] = 1-2*w; 
+  }
+}
+
 static void average_pilots(srslte_chest_dl_t *q, cf_t *input, cf_t *output, uint32_t port_id) {
   uint32_t nsymbols = srslte_refsignal_cs_nof_symbols(port_id); 
   uint32_t nref = 2*q->cell.nof_prb;

srslte/lib/rf/src/rf_utils.c

@@ -122,7 +122,7 @@ int rf_mib_decoder(srslte_rf_t *rf, cell_search_cfg_t *config, srslte_cell_t *ce
   }
   
   /* Find and decody MIB */
-  ret = srslte_ue_mib_sync_decode(&ue_mib, config->max_frames_pss, bch_payload, &cell->nof_ports, NULL); 
+  ret = srslte_ue_mib_sync_decode(&ue_mib, config->max_frames_pbch, bch_payload, &cell->nof_ports, NULL); 
   if (ret < 0) {
     fprintf(stderr, "Error decoding MIB\n");
     goto clean_exit; 

srslte/lib/ue/src/ue_sync.c

@@ -182,7 +182,7 @@ int srslte_ue_sync_init(srslte_ue_sync_t *q,
 
       q->nof_avg_find_frames = FIND_NOF_AVG_FRAMES; 
       srslte_sync_set_threshold(&q->sfind, 2.0);
-      srslte_sync_set_threshold(&q->strack, 1.0);
+      srslte_sync_set_threshold(&q->strack, 1.2);
       
     } else {
       srslte_sync_set_N_id_2(&q->sfind, cell.id%3);