+/**
+ * @brief resource allocation for msg3 PUSCH
+ *
+ * @details
+ *
+ * Function : schAllocMsg3Pusch
+ *
+ * This function handles msg3 PUSCH allocation
+ *
+ * @param[in] Inst schInst, SCH instance
+ * @param[in] slot, current slot
+ * @param[out] msg3StartRb
+ * @param[out] msg3NumRb
+ * @return void
+ **/
+uint8_t schAllocMsg3Pusch(Inst schInst, uint16_t slot, uint16_t *msg3StartRb,
+uint8_t *msg3NumRb)
+{
+ SchCellCb *cell = NULLP;
+ SchUlSlotInfo *schUlSlotInfo = NULLP;
+ uint8_t puschMu = 0;
+ uint8_t msg3SlotAlloc = 0;
+ uint8_t delta = 0;
+ uint8_t k2 = 0;
+ uint8_t startSymb = 0;
+ uint8_t symbLen = 0;
+ uint8_t startRb = 0;
+ uint8_t numRb = 0;
+ uint8_t idx = 0;
+
+
+ cell = schCb[schInst].cells[schInst];
+// puschMu = cell->cellCfg.puschMu;
+ delta = puschDeltaTable[puschMu];
+ k2 = cell->cellCfg.schInitialUlBwp.puschCommon.k2;
+ startSymb = cell->cellCfg.schInitialUlBwp.puschCommon.startSymbol;
+ symbLen = cell->cellCfg.schInitialUlBwp.puschCommon.lengthSymbol;
+
+ /* Slot allocation for msg3 based on 38.214 section 6.1.2.1 */
+ msg3SlotAlloc = slot + k2 + delta;
+ msg3SlotAlloc = msg3SlotAlloc % SCH_NUM_SLOTS;
+
+ startRb = PUSCH_START_RB;
+
+ /* formula used for calculation of rbSize, 38.214 section 6.1.4.2
+ * Ninfo = S.Nre.R.Qm.v
+ * Nre' = Nsc.NsymPdsch-NdmrsSymb-Noh
+ * Nre = min(156,Nre').nPrb */
+ numRb = 1; /* based on above calculation */
+
+ /* allocating 1 extra RB for now */
+ numRb++;
+
+ for(idx=startSymb; idx<symbLen; idx++)
+ {
+ cell->schUlSlotInfo[msg3SlotAlloc]->assignedPrb[idx] = startRb + numRb;
+ }
+ schUlSlotInfo = cell->schUlSlotInfo[msg3SlotAlloc];
+
+ SCH_ALLOC(schUlSlotInfo->schPuschInfo, sizeof(SchPuschInfo));
+ if(!schUlSlotInfo->schPuschInfo)
+ {
+ DU_LOG("SCH: Memory allocation failed in schAllocMsg3Pusch");
+ return RFAILED;
+ }
+ schUlSlotInfo->schPuschInfo->harqProcId = SCH_HARQ_PROC_ID;
+ schUlSlotInfo->schPuschInfo->resAllocType = SCH_ALLOC_TYPE_1;
+ schUlSlotInfo->schPuschInfo->fdAlloc.startPrb = startRb;
+ schUlSlotInfo->schPuschInfo->fdAlloc.numPrb = numRb;
+ schUlSlotInfo->schPuschInfo->tdAlloc.startSymb = startSymb;
+ schUlSlotInfo->schPuschInfo->tdAlloc.numSymb = symbLen;
+ schUlSlotInfo->schPuschInfo->tbInfo.mcs = 4;
+ schUlSlotInfo->schPuschInfo->tbInfo.ndi = 1; /* new transmission */
+ schUlSlotInfo->schPuschInfo->tbInfo.rv = 0;
+ schUlSlotInfo->schPuschInfo->tbInfo.tbSize = 24; /*Considering 2 PRBs */
+
+ *msg3StartRb = startRb;
+ *msg3NumRb = numRb;
+
+ return ROK;
+}
+
+
+