{ 1, 0, 14, 0 }, /* index 15 */
};
-/**
- * @brief frequency domain allocation function.
- *
- * @details
- *
- * Function: schAllocFreqDomRscType0
- *
- * This function does allocation in frequency domain resource.
- * This is a bitmap defining non-overlapping groups of 6 PRBs in ascending order.
- *
- * @param[in] startPrb - start PRB from where the freq alloc starts.
- * @param[in] prbSize - number of PRBs to be allocted.
- * @param[in] freqDomain - 6 bytes of info, each bit represents a group of 6 PRB.
- * @return void
- **/
-void schAllocFreqDomRscType0(uint16_t startPrb, uint16_t prbSize, uint8_t *freqDomain)
-{
- uint8_t remBits = prbSize; /* each bit represents 6 PRBs */
- uint8_t firstByte = 1;
- uint8_t numBits,startBit,byteCount = 5;
-
- while(remBits)
- {
- /* when the startPrb is not in this byteCount */
- if(startPrb/8)
- {
- startPrb -= 8;
- byteCount--;
- continue;
- }
-
- /* max bytecount is 6 nearly equal to 45 bits*/
- if(byteCount >= 6)
- break;
-
- /* when we are filling the second byte, then the start should be equal to 0 */
- if(firstByte)
- startBit = startPrb;
- else
- startBit = 0;
-
- /* calculate the number of bits to be set in this byte */
- if((remBits+startPrb) <= 8)
- numBits = remBits;
- else
- numBits = 8 - startBit;
-
- /* bit operation to set the bits */
- SET_BITS_MSB((startBit % 8),numBits,freqDomain[byteCount])
- firstByte = 0;
-
- /* the ramaining bits should be subtracted with the numBits set in this byte */
- remBits -= numBits;
- byteCount--;
- }
-}
-
/**
* @brief frequency domain allocation function.
*
uint16_t schCalcTbSize(uint16_t payLoadSize)
{
uint8_t tbsIndex = 0;
- payLoadSize = payLoadSize*8;
+ payLoadSize = payLoadSize*8;
- while(payLoadSize > tbSizeTable[tbsIndex])
- {
- tbsIndex++;
- }
+ while(payLoadSize > tbSizeTable[tbsIndex])
+ {
+ tbsIndex++;
+ }
- /* return the TBsize in bytes */
- return (tbSizeTable[tbsIndex]/8);
+ /* return the TBsize in bytes */
+ return (tbSizeTable[tbsIndex]);
}
/**
{
uint16_t numPrb = 0;
uint16_t nre = 0;
- uint16_t nreDash = 0;
- uint8_t qm = mcsTable[mcs][1];
- uint16_t rValue = mcsTable[mcs][2];
- uint8_t numLayer = 1; /* v value */
+ uint16_t nreDash = 0;
+ uint8_t qm = mcsTable[mcs][1];
+ uint16_t rValue = mcsTable[mcs][2];
+ uint8_t numLayer = 1; /* v value */
/* formula used for calculation of rbSize, 38.213 section 5.1.3.2 *
* Ninfo = Nre . R . Qm . v *
* Nre' = Nsc . NsymPdsch - NdmrsSymb - Noh *
* Nre = min(156,Nre') . nPrb */
- nre = ceil( (float)tbSize * 1024 / (qm * rValue * numLayer));
+ nre = ceil( (float)tbSize * 1024 / (qm * rValue * numLayer));
- nreDash = ceil( (12 * numSymbols) - NUM_DMRS_SYMBOLS - 0);
+ nreDash = ceil( (12 * numSymbols) - NUM_DMRS_SYMBOLS - 0);
- if (nreDash > 156)
- nre = 156;
+ if (nreDash > 156)
+ nre = 156;
numPrb = ceil((float)nre / nreDash);
- return numPrb;
+ return numPrb;
+}
+
+/**
+ * @brief fetching ueCb from cellCb
+ *
+ * @details
+ *
+ * Function: schGetUeCb
+ *
+ * This function fetched UeCb based on crnti from cellCb
+ *
+ * @param[in] cellCb
+ * @param[in] crnti
+ * @return ueCb
+ **/
+SchUeCb* schGetUeCb(SchCellCb *cellCb, uint16_t crnti)
+{
+ uint16_t ueIdx;
+ GET_UE_IDX(crnti, ueIdx);
+ return &(cellCb->ueCb[ueIdx -1]);
}
+/**
+ * @brief initialize UL slot info
+ *
+ * @details
+ *
+ * Function: schInitUlSlot
+ *
+ * This function intializes UL slot of the cell
+ *
+ * @param[in] schUlSlotInfo
+ * @return void
+ **/
+void schInitUlSlot(SchUlSlotInfo *schUlSlotInfo)
+{
+ memset(schUlSlotInfo, 0, sizeof(SchUlSlotInfo));
+ schUlSlotInfo->totalPrb = MAX_NUM_RB;
+ for(uint8_t itr=0; itr<SCH_SYMBOL_PER_SLOT; itr++)
+ {
+ schUlSlotInfo->assignedPrb[itr] = 0;
+ }
+ schUlSlotInfo->puschCurrentPrb = PUSCH_START_RB;
+ schUlSlotInfo->schPuschInfo = NULLP;
+
+}
+
+/**
+ * @brief initialize DL slot info
+ *
+ * @details
+ *
+ * Function: schInitDlSlot
+ *
+ * This function intializes DL slot of the cell
+ *
+ * @param[in] schDlSlotInfo
+ * @return void
+ **/
+void schInitDlSlot(SchDlSlotInfo *schDlSlotInfo)
+{
+ memset(schDlSlotInfo, 0, sizeof(SchDlSlotInfo));
+ schDlSlotInfo->totalPrb = MAX_NUM_RB;
+ for(uint8_t itr=0; itr<SCH_SYMBOL_PER_SLOT; itr++)
+ {
+ schDlSlotInfo->assignedPrb[itr] = 0;
+ }
+
+ for(uint8_t itr=0; itr<MAX_SSB_IDX; itr++)
+ {
+ memset(&schDlSlotInfo->ssbInfo[itr], 0, sizeof(SsbInfo));
+ }
+
+
+}
/**********************************************************************
End of file
**********************************************************************/