*/
/* header files */
+#include "common_def.h"
+#include "du_app_mac_inf.h"
+#include "lrg.h"
+#include "tfu.h"
+#include "tfu.x" /* TFU types */
+#include "lrg.x" /* layer management typedefs for MAC */
+#include "mac_sch_interface.h"
+#include "sch.h"
#include "sch_utils.h"
+#include "math.h"
/* spec-38.213 Table 13-1 */
int8_t coresetIdxTable[MAX_CORESET_INDEX][4] = {
{ 5, 1, 0, 1023, 0, 2, 3, 4 }, /* index 135 */
{ 5, 1, 0, 682, 0, 2, 3, 4 }, /* index 136 */
{12, 2, 1, 580, 0, 1, 3, 4 }, /* index 137 */
-{12, 2, 2, 16, 0, 1, 3, 4 }, /* index 138 */
-{12, 2, 1, 16, 0, 1, 3, 4 }, /* index 139 */
-{12, 2, 1, 66, 0, 1, 3, 4 }, /* index 140 */
-{12, 2, 1, 528, 0, 1, 3, 4 }, /* index 141 */
-{12, 2, 1, 2, 0, 1, 3, 4 }, /* index 142 */
-{12, 2, 1, 128, 0, 1, 3, 4 }, /* index 143 */
-{12, 2, 1, 146, 0, 1, 3, 4 }, /* index 144 */
-{12, 2, 1, 341, 0, 1, 3, 4 }, /* index 145 */
-{12, 2, 1, 1023, 0, 1, 3, 4 }, /* index 146 */
+{12, 2, 0, 16, 0, 2, 3, 4 }, /* index 138 */
+{12, 1, 0, 16, 0, 1, 3, 4 }, /* index 139 */
+{12, 1, 0, 66, 0, 1, 3, 4 }, /* index 140 */
+{12, 1, 0, 528, 0, 1, 3, 4 }, /* index 141 */
+{12, 1, 0, 2, 0, 2, 3, 4 }, /* index 142 */
+{12, 1, 0, 128, 0, 2, 3, 4 }, /* index 143 */
+{12, 1, 0, 146, 0, 2, 3, 4 }, /* index 144 */
+{12, 1, 0, 341, 0, 2, 3, 4 }, /* index 145 */
+{12, 1, 0, 1023, 0, 2, 3, 4 }, /* index 146 */
{ 6, 16, 1, 528, 0, 1, 2, 6 }, /* index 147 */
{ 6, 16, 1, 16, 0, 2, 2, 6 }, /* index 148 */
{ 6, 8, 1, 528, 0, 1, 2, 6 }, /* index 149 */
{ 6, 1, 0, 1023, 0, 2, 2, 6 }, /* index 165 */
{ 6, 1, 0, 682, 0, 2, 2, 6 }, /* index 166 */
{13, 2, 1, 580, 0, 2, 2, 6 }, /* index 167 */
-{13, 2, 2, 16, 0, 2, 2, 6 }, /* index 168 */
-{13, 2, 1, 16, 0, 1, 2, 6 }, /* index 169 */
-{13, 2, 1, 66, 0, 1, 2, 6 }, /* index 170 */
-{13, 2, 1, 528, 0, 1, 2, 6 }, /* index 171 */
-{13, 2, 1, 2, 0, 2, 2, 6 }, /* index 172 */
-{13, 2, 1, 128, 0, 2, 2, 6 }, /* index 173 */
-{13, 2, 1, 146, 0, 2, 2, 6 }, /* index 174 */
-{13, 2, 1, 341, 0, 2, 2, 6 }, /* index 175 */
-{13, 2, 1, 1023, 0, 2, 2, 6 }, /* index 176 */
+{13, 2, 0, 16, 0, 2, 2, 6 }, /* index 168 */
+{13, 1, 0, 16, 0, 1, 2, 6 }, /* index 169 */
+{13, 1, 0, 66, 0, 1, 2, 6 }, /* index 170 */
+{13, 1, 0, 528, 0, 1, 2, 6 }, /* index 171 */
+{13, 1, 0, 2, 0, 2, 2, 6 }, /* index 172 */
+{13, 1, 0, 128, 0, 2, 2, 6 }, /* index 173 */
+{13, 1, 0, 146, 0, 2, 2, 6 }, /* index 174 */
+{13, 1, 0, 341, 0, 2, 2, 6 }, /* index 175 */
+{13, 1, 0, 1023, 0, 2, 2, 6 }, /* index 176 */
{ 7, 16, 0, 528, 0, 1, 7, 2 }, /* index 177 */
{ 7, 16, 1, 16, 0, 2, 7, 2 }, /* index 178 */
{ 7, 8, 0, 528, 0, 1, 7, 2 }, /* index 179 */
{10, 1, 0, 16, 0, 1, 2, 6 }, /* index 246 */
{10, 1, 0, 66, 0, 1, 2, 6 }, /* index 247 */
{10, 1, 0, 528, 0, 1, 2, 6 }, /* index 248 */
-{10, 1, 0, 1, 0, 2, 2, 6 }, /* index 249 */
+{10, 1, 0, 2, 0, 2, 2, 6 }, /* index 249 */
{10, 1, 0, 128, 0, 2, 2, 6 }, /* index 250 */
{10, 1, 0, 132, 0, 2, 2, 6 }, /* index 251 */
{10, 1, 0, 146, 0, 2, 2, 6 }, /* index 252 */
/* Defintion of delta value Table 6.1.2.1.1-5 spec 38.214 */
uint8_t puschDeltaTable[MAX_MU_PUSCH] = { 2, 3, 4, 6 };
+uint16_t tbSizeTable[TOTAL_TBSIZE_VALUES] = {
+ 24, 32, 40, 48, 56, 64, 72, 80, 88, 96, \
+ 104, 112, 120, 128, 136, 144, 152, 160, 168, 176, \
+ 184, 192, 208, 224, 240, 256, 272, 288, 304, 320, \
+ 336, 352, 368, 384, 408, 432, 456, 480, 504, 528, \
+ 552, 576, 608, 640, 672, 704, 736, 768, 808, 848, \
+ 888, 928, 984, 1032, 1064, 1128, 1160, 1192, 1224, 1256, \
+ 1288, 1320, 1352, 1416, 1480, 1544, 1608, 1672, 1736, 1800, \
+ 1864, 1928, 2024, 2088, 2152, 2216, 2280, 2408, 2472, 2536, \
+ 2600, 2664, 2728, 2792, 2856, 2976, 3104, 3240, 3368, 3496, \
+ 3624, 3752, 3824 };
+
+uint16_t mcsTable[32][3] = {
+ { 0, 2, 120}, /* mcs index 0 */
+ { 1, 2, 157}, /* mcs index 1 */
+ { 2, 2, 193}, /* mcs index 2 */
+ { 3, 2, 251}, /* mcs index 3 */
+ { 4, 2, 308}, /* mcs index 4 */
+ { 5, 2, 379}, /* mcs index 5 */
+ { 6, 2, 449}, /* mcs index 6 */
+ { 7, 2, 526}, /* mcs index 7 */
+ { 8, 2, 602}, /* mcs index 8 */
+ { 9, 2, 679}, /* mcs index 9 */
+ { 10, 4, 340}, /* mcs index 10 */
+ { 11, 4, 378}, /* mcs index 11 */
+ { 12, 4, 434}, /* mcs index 12 */
+ { 13, 4, 490}, /* mcs index 13 */
+ { 14, 4, 553}, /* mcs index 14 */
+ { 15, 4, 616}, /* mcs index 15 */
+ { 16, 4, 658}, /* mcs index 16 */
+ { 17, 6, 438}, /* mcs index 17 */
+ { 18, 6, 466}, /* mcs index 18 */
+ { 19, 6, 517}, /* mcs index 19 */
+ { 20, 6, 567}, /* mcs index 20 */
+ { 21, 6, 616}, /* mcs index 21 */
+ { 22, 6, 666}, /* mcs index 22 */
+ { 23, 6, 719}, /* mcs index 23 */
+ { 24, 6, 772}, /* mcs index 24 */
+ { 25, 6, 822}, /* mcs index 25 */
+ { 26, 6, 873}, /* mcs index 26 */
+ { 27, 6, 910}, /* mcs index 27 */
+ { 28, 6, 948}, /* mcs index 28 */
+ { 29, 2, 0}, /* mcs index 29 */
+ { 30, 4, 0}, /* mcs index 30 */
+ { 31, 6, 0}}; /* mcs index 31 */
+
+/* PUCCH resource sets before dedicated PUCCH resource configuration */
+/* Table 9.2.1-1 spec 38.213 */
+uint8_t pucchResourceSet[MAX_PUCCH_RES_SET_IDX][4] = {
+{ 0, 12, 2, 0 }, /* index 0 */
+{ 0, 12, 2, 0 }, /* index 1 */
+{ 0, 12, 2, 3 }, /* index 2 */
+{ 1, 10, 4, 0 }, /* index 3 */
+{ 1, 10, 4, 0 }, /* index 4 */
+{ 1, 10, 4, 2 }, /* index 5 */
+{ 1, 10, 4, 4 }, /* index 6 */
+{ 1, 4, 10, 0 }, /* index 7 */
+{ 1, 4, 10, 0 }, /* index 8 */
+{ 1, 4, 10, 2 }, /* index 9 */
+{ 1, 4, 10, 4 }, /* index 10 */
+{ 1, 0, 14, 0 }, /* index 11 */
+{ 1, 0, 14, 0 }, /* index 12 */
+{ 1, 0, 14, 2 }, /* index 13 */
+{ 1, 0, 14, 4 }, /* index 14 */
+{ 1, 0, 14, 0 }, /* index 15 */
+};
+
+/**
+ * @brief frequency domain allocation function.
+ *
+ * @details
+ *
+ * Function: schCalcTbSize
+ *
+ * This function finds the TBSize from table Table 5.1.3.2-1 spec 38.214
+ *
+ * @param[in] payLoadSize - size of payload in bytes
+ * @return TBsize from the Table in bytes
+ **/
+uint16_t schCalcTbSize(uint32_t payLoadSize)
+{
+ uint8_t tbsIndex = 0;
+ uint16_t maxTbSize;
+
+ maxTbSize = tbSizeTable[TOTAL_TBSIZE_VALUES -1]/8;
+ if(payLoadSize >= maxTbSize)
+ return maxTbSize;
+
+ payLoadSize = payLoadSize*8;
+ while(payLoadSize > tbSizeTable[tbsIndex])
+ {
+ tbsIndex++;
+ }
+
+ /* return the TBsize in bytes */
+ return (tbSizeTable[tbsIndex]/8);
+}
+
/**
* @brief frequency domain allocation function.
*
* @details
*
- * Function: canclulatePRB
+ * Function: schCalcNumPrb
*
- * This function does allocation in frequency domain resource. using
- * bitwise operator, the bits are set for the PRBs.
+ * This function calculates the number of PRbs
*
- * @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
+ * @param[in] tbSize in bytes
+ * @param[in] mcs
+ * @param[in] number of symbols
+ * @return number PRBs
+ **/
+uint16_t schCalcNumPrb(uint16_t tbSize, uint16_t mcs, uint8_t numSymbols)
+{
+ 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 */
+
+ tbSize = tbSize * 8; //Calculate tbSize in bits
+
+ /* 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));
+
+ nreDash = ceil( (12 * numSymbols) - NUM_DMRS_SYMBOLS - 0);
+
+ if (nreDash > 156)
+ nre = 156;
+
+ numPrb = ceil((float)nre / nreDash);
+ return numPrb;
+}
+/**
+* @brief calculation of transport block size.
+*
+* @details
+*
+* Function: schCalcTbSizeFromNPrb
+*
+* This function calculates the transport block size
+*
+* @param[in] nPrb is num PRB
+* @param[in] mcs
+* @param[in] number of symbols
+* @return tbSize
+**/
+uint16_t schCalcTbSizeFromNPrb(uint16_t numPrb, uint16_t mcs, uint8_t numSymbols)
+{
+ uint16_t tbSize = 0;
+ uint16_t tbsIndex = 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 */
+
+ /* formula used for calculation of rbSize, 38.213 section 5.1.3.2 *
+ * Ninfo = Nre . R . Qm . v where [ NInfo is tbSize] *
+ * Nre' = Nsc . NsymPdsch - NdmrsSymb - Noh *
+ * Nre = min(156,Nre') . nPrb */
+
+ nreDash = ceil( (12 * numSymbols) - NUM_DMRS_SYMBOLS - 0);
+
+ if(nreDash > 156)
+ nreDash = 156;
+
+ nre = nreDash * numPrb;
+ tbSize = ceil(nre * qm * numLayer * rValue/1024.0);
+ tbSize = ceil(tbSize/8.0);
+
+ while(tbSize > tbSizeTable[tbsIndex])
+ {
+ tbsIndex++;
+ }
+ tbSize = tbSizeTable[tbsIndex];
+
+ return tbSize;
+
+}
+/**
+ * @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 calculatePRB(uint16_t startPrb, uint16_t prbSize, uint8_t *freqDomain)
+void schInitUlSlot(SchUlSlotInfo *schUlSlotInfo)
{
- uint8_t remBits = prbSize; /* each bit represents 6 PRBs */
- uint8_t firstByte = 1;
- uint8_t numBits,startBit,byteCount = 0;
+ 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;
- while(remBits)
+}
+
+/**
+ * @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++)
{
- /* 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((startBit % 8),numBits,freqDomain[byteCount])
- firstByte = 0;
-
- /* the ramaining bits should be subtracted with the numBits set in this byte */
- remBits -= numBits;
- byteCount++;
+ schDlSlotInfo->assignedPrb[itr] = 0;
}
+
+ for(uint8_t itr=0; itr<MAX_SSB_IDX; itr++)
+ {
+ memset(&schDlSlotInfo->ssbInfo[itr], 0, sizeof(SsbInfo));
+ }
+}
+
+#ifdef NR_TDD
+
+/**
+ * @brief determines slot format
+ *
+ * @details
+ *
+ * Function : schGetSlotFrmt
+ *
+ * This API is invoked to determine if current slot is DL or UL
+ *
+ * @param[in] uint16_t slot
+ * @param[in] uint32_t slotBitMap from cellCb
+ * @return SlotConfig
+ * -# DL - 0
+ * -# UL - 1
+ * -# FLEXI - 2
+ **/
+SlotConfig schGetSlotFrmt(uint16_t slot, uint32_t slotBitMap)
+{
+ SlotConfig slotFrmt;
+ int mask1 = 0, mask2 = 0;
+
+ slot = (slot%10)*2;
+ mask1 = 1<<(slot);
+ mask2 = 1<<(slot+1);
+ slotFrmt = ((mask1 & slotBitMap)>>slot) + (2*((mask2 & slotBitMap)>>(slot+1)));
+
+ //printf("\n\n\n\n*****FormatType:%d Slot:%d****\n\n\n\n", slotFrmt, slot/2);
+
+ return slotFrmt;
}
+#endif
/**********************************************************************
End of file
**********************************************************************/
Code Review / o-du / l2.git / blobdiff