Merge remote-tracking branch 'origin/NR_pdcch_improvements' into integration_2022_wk06

common/utils/nr/nr_common.c

@@ -500,6 +500,12 @@ int get_subband_size(int NPRB,int size) {
  
 }
 
+
+// from start symbol index and nb or symbols to symbol occupation bitmap in a slot
+uint16_t SL_to_bitmap(int startSymbolIndex, int nrOfSymbols) {
+ return ((1<<nrOfSymbols)-1)<<startSymbolIndex;
+}
+
 int get_SLIV(uint8_t S, uint8_t L) {
   return ( (uint16_t)(((L-1)<=7)? (14*(L-1)+S) : (14*(15-L)+(13-S))) );
 }

common/utils/nr/nr_common.h

@@ -78,6 +78,7 @@ uint32_t nr_get_code_rate(uint8_t Imcs, uint8_t table_idx);
 int get_subband_size(int NPRB,int size);
 void SLIV2SL(int SLIV,int *S,int *L);
 int get_dmrs_port(int nl, uint16_t dmrs_ports);
+uint16_t SL_to_bitmap(int startSymbolIndex, int nrOfSymbols);
 int get_nb_periods_per_frame(uint8_t tdd_period);
 
 #define CEILIDIV(a,b) ((a+b-1)/b)