#include "mac_sch_interface.h"
#include "sch.h"
#include "sch_utils.h"
-
-SchCb schCb[SCH_MAX_INST];
-void SchFillCfmPst(Pst *reqPst,Pst *cfmPst,RgMngmt *cfm);
-
-/* local defines */
-SchCellCfgCfmFunc SchCellCfgCfmOpts[] =
-{
- packSchCellCfgCfm, /* LC */
- MacProcSchCellCfgCfm, /* TC */
- packSchCellCfgCfm /* LWLC */
-};
-
+#include "sch_fcfs.h"
+#include "sch_slice_based.h"
/**
* @brief Task Initiation function.
return ROK;
} /* schActvInit */
+/**
+ * @brief Scheduler All Apis initialized.
+ *
+ * @details
+ *
+ * Function : schAllApisInit
+ *
+ * This function initializes all Scheduler APIs/functionality for each kind
+ * of scheduler type.
+ *
+ * @param[in] Inst inst, the Scheduler instance
+ * @return void
+ **/
+void schAllApisInit(Inst inst)
+{
+ schFcfsAllApisInit(&schCb[inst].allApis[SCH_FCFS]);
+ schSliceBasedAllApisInit(&schCb[inst].allApis[SCH_SLICE_BASED]);
+}
+
/**
* @brief Scheduler instance Configuration Handler.
*
return LCM_REASON_INVALID_MSGTYPE;
}
/* Update the Pst structure for LM interface */
- memcpy(&schCb[inst].schInit.lmPst,
- &cfg->s.schInstCfg.genCfg.lmPst,
- sizeof(Pst));
+ memcpy(&schCb[inst].schInit.lmPst, &cfg->s.schInstCfg.genCfg.lmPst, sizeof(Pst));
schCb[inst].schInit.inst = inst;
schCb[inst].schInit.lmPst.srcProcId = schCb[inst].schInit.procId;
/* SS_MT_TMR needs to be enabled as schActvTmr needs instance information */
/* Timer Registration request to system services */
- if (ODU_REG_TMR_MT(schCb[inst].schInit.ent, dInst,
- (int)schCb[inst].genCfg.tmrRes, schActvTmr) != ROK)
+ if (ODU_REG_TMR_MT(schCb[inst].schInit.ent, dInst, (int)schCb[inst].genCfg.tmrRes, schActvTmr) != ROK)
{
DU_LOG("\nERROR --> SCH : SchInstCfg(): Failed to "
"register timer.");
/* Set Config done in TskInit */
schCb[inst].schInit.cfgDone = TRUE;
- DU_LOG("\nINFO --> SCH : Scheduler gen config done");
-
+ DU_LOG("\nINFO --> SCH : Scheduler gen config done");
+
+ schAllApisInit(inst);
return ret;
}
"pst->dstInst=%d SCH_INST_START=%d", pst->dstInst,SCH_INST_START);
return ROK;
}
- DU_LOG("\nINFO --> SCH : Received scheduler gen config");
+ DU_LOG("\nINFO --> SCH : Received scheduler gen config");
/* Fill the post structure for sending the confirmation */
memset(&cfmPst, 0 , sizeof(Pst));
SchFillCfmPst(pst, &cfmPst, cfg);
cfm.cfm.reason = reason;
SchSendCfgCfm(&cfmPst, &cfm);
- /* SPutSBuf(pst->region, pst->pool, (Data *)cfg, sizeof(RgMngmt)); */
+ /* SCH_FREE(pst->region, pst->pool, (Data *)cfg, sizeof(RgMngmt)); */
return ROK;
}/*-- SchProcGenCfgReq --*/
-/**
- * @brief slot indication from MAC to SCH.
- *
- * @details
- *
- * Function : MacSchSlotInd
- *
- * This API is invoked by PHY to indicate slot indication to Scheduler for
- * a cell.
- *
- * @param[in] Pst *pst
- * @param[in] SlotIndInfo *slotInd
- * @return S16
- * -# ROK
- * -# RFAILED
- **/
-uint8_t MacSchSlotInd(Pst *pst, SlotIndInfo *slotInd)
-{
- Inst inst = pst->dstInst-SCH_INST_START;
-
- schProcessSlotInd(slotInd, inst);
-
- return ROK;
-} /* MacSchSlotInd */
-
-/*******************************************************************
- *
- * @brief Processes Rach indication from MAC
- *
- * @details
- *
- * Function : MacSchRachInd
- *
- * Functionality:
- * Processes Rach indication from MAC
- *
- * @params[in]
- * @return ROK - success
- * RFAILED - failure
- *
- * ****************************************************************/
-uint8_t MacSchRachInd(Pst *pst, RachIndInfo *rachInd)
-{
- Inst inst = pst->dstInst-SCH_INST_START;
- DU_LOG("\nINFO --> SCH : Received Rach indication");
- schProcessRachInd(rachInd, inst);
- return ROK;
-}
-
-/*******************************************************************
- *
- * @brief Processes CRC indication from MAC
- *
- * @details
- *
- * Function : MacSchCrcInd
- *
- * Functionality:
- * Processes CRC indication from MAC
- *
- * @params[in] Post structure
- * Crc Indication
- * @return ROK - success
- * RFAILED - failure
- *
- * ****************************************************************/
-uint8_t MacSchCrcInd(Pst *pst, CrcIndInfo *crcInd)
-{
- switch(crcInd->crcInd[0])
- {
- case CRC_FAILED:
- DU_LOG("\nDEBUG --> SCH : Received CRC indication. CRC Status [FAILURE]");
- break;
- case CRC_PASSED:
- DU_LOG("\nDEBUG --> SCH : Received CRC indication. CRC Status [PASS]");
- break;
- default:
- DU_LOG("\nDEBUG --> SCH : Invalid CRC state %d", crcInd->crcInd[0]);
- return RFAILED;
- }
- return ROK;
-}
-
#ifdef NR_TDD
/**
*@brief Returns TDD periodicity in micro seconds
return periodicityInMsec;
}
+/**
+ *@brief Fills the slotCfg from CellCfg
+ *
+ * @details
+ *
+ * Function : schFillSlotConfig
+ *
+ * This API Fills the slotCfg from CellCfg
+ *
+ * @param[in] SchCellCb *cell, TDDCfg tddCfg
+ * @return void
+ * **/
+void schFillSlotConfig(SchCellCb *cell, TDDCfg tddCfg)
+{
+ uint8_t slotIdx = 0, symbolIdx = 0;
+
+ for(slotIdx =0 ;slotIdx < MAX_TDD_PERIODICITY_SLOTS; slotIdx++)
+ {
+ for(symbolIdx = 0; symbolIdx < MAX_SYMB_PER_SLOT; symbolIdx++)
+ {
+ /*Fill Full-DL Slots as well as DL symbols ini 1st Flexi Slo*/
+ if(slotIdx < tddCfg.nrOfDlSlots || \
+ (slotIdx == tddCfg.nrOfDlSlots && symbolIdx < tddCfg.nrOfDlSymbols))
+ {
+ cell->slotCfg[slotIdx][symbolIdx] = DL_SYMBOL;
+ }
+
+ /*Fill Full-FLEXI SLOT and as well as Flexi Symbols in 1 slot preceding FULL-UL slot*/
+ else if(slotIdx < (MAX_TDD_PERIODICITY_SLOTS - tddCfg.nrOfUlSlots -1) || \
+ (slotIdx == (MAX_TDD_PERIODICITY_SLOTS - tddCfg.nrOfUlSlots -1) && \
+ symbolIdx < (MAX_SYMB_PER_SLOT - tddCfg.nrOfUlSymbols)))
+ {
+ cell->slotCfg[slotIdx][symbolIdx] = FLEXI_SYMBOL;
+ }
+ /*Fill Partial UL symbols and Full-UL slot*/
+ else
+ {
+ cell->slotCfg[slotIdx][symbolIdx] = UL_SYMBOL;
+ }
+ }
+ }
+}
/**
* @brief init TDD slot config
void schInitTddSlotCfg(SchCellCb *cell, SchCellCfg *schCellCfg)
{
uint16_t periodicityInMicroSec = 0;
- uint32_t slotBitPos, symbBitPos, bitMask;
int8_t slotIdx, symbIdx;
periodicityInMicroSec = schGetPeriodicityInMsec(schCellCfg->tddCfg.tddPeriod);
cell->numSlotsInPeriodicity = (periodicityInMicroSec * pow(2, schCellCfg->numerology))/1000;
-cell->slotFrmtBitMap = 0;
- cell->symbFrmtBitMap = 0;
- slotBitPos = (cell->numSlotsInPeriodicity*2)-1; /* considering 2 bits to represent a slot */
- symbBitPos = (MAX_SYMB_PER_SLOT*2)-1; /* considering 2 bits to represent a symbol */
+ cell->slotFrmtBitMap = 0;
+ schFillSlotConfig(cell, schCellCfg->tddCfg);
for(slotIdx = cell->numSlotsInPeriodicity-1; slotIdx >= 0; slotIdx--)
{
symbIdx = 0;
/* If the first and last symbol are the same, the entire slot is the same type */
- if((schCellCfg->tddCfg.slotCfg[slotIdx][symbIdx] == schCellCfg->tddCfg.slotCfg[slotIdx][MAX_SYMB_PER_SLOT-1]) &&
- schCellCfg->tddCfg.slotCfg[slotIdx][symbIdx] != FLEXI_SLOT)
+ if((cell->slotCfg[slotIdx][symbIdx] == cell->slotCfg[slotIdx][MAX_SYMB_PER_SLOT-1]) &&
+ cell->slotCfg[slotIdx][symbIdx] != FLEXI_SYMBOL)
{
- switch(schCellCfg->tddCfg.slotCfg[slotIdx][symbIdx])
+ switch(cell->slotCfg[slotIdx][symbIdx])
{
case DL_SLOT:
{
/*BitMap to be set to 00 */
- bitMask = 1<<slotBitPos;
- cell->slotFrmtBitMap = (cell->slotFrmtBitMap & ~(bitMask)) | ((0<<slotBitPos) & bitMask);
- slotBitPos--;
- bitMask = 1<<slotBitPos;
- cell->slotFrmtBitMap = (cell->slotFrmtBitMap & ~(bitMask)) | ((0<<slotBitPos) & bitMask);
- slotBitPos--;
+ cell->slotFrmtBitMap = (cell->slotFrmtBitMap<<2);
break;
}
case UL_SLOT:
{
/*BitMap to be set to 01 */
- bitMask = 1<<slotBitPos;
- cell->slotFrmtBitMap = (cell->slotFrmtBitMap & ~(bitMask)) | ((0<<slotBitPos) & bitMask);
- slotBitPos--;
- bitMask = 1<<slotBitPos;
- cell->slotFrmtBitMap = (cell->slotFrmtBitMap & ~(bitMask)) | ((1<<slotBitPos) & bitMask);
- slotBitPos--;
+ cell->slotFrmtBitMap = ((cell->slotFrmtBitMap<<2) | (UL_SLOT));
break;
}
default:
continue;
}
/* slot config is flexible. First set slotBitMap to 10 */
- bitMask = 1<<slotBitPos;
- cell->slotFrmtBitMap = (cell->slotFrmtBitMap & ~(bitMask)) | ((1<<slotBitPos) & bitMask);
- slotBitPos--;
- bitMask = 1<<slotBitPos;
- cell->slotFrmtBitMap = (cell->slotFrmtBitMap & ~(bitMask)) | ((0<<slotBitPos) & bitMask);
- slotBitPos--;
- /* Now set symbol bitmap */
- for(symbIdx = MAX_SYMB_PER_SLOT-1; symbIdx >= 0; symbIdx--)
- {
- switch(schCellCfg->tddCfg.slotCfg[slotIdx][symbIdx])
- {
- case DL_SLOT:
- {
- /*symbol BitMap to be set to 00 */
- bitMask = 1<<symbBitPos;
- cell->symbFrmtBitMap = (cell->symbFrmtBitMap & ~(bitMask)) | ((0<<symbBitPos) & bitMask);
- symbBitPos--;
- bitMask = 1<<symbBitPos;
- cell->symbFrmtBitMap = (cell->symbFrmtBitMap & ~(bitMask)) | ((0<<symbBitPos) & bitMask);
- symbBitPos--;
- break;
- }
- case UL_SLOT:
- {
- /*symbol BitMap to be set to 01 */
- bitMask = 1<<symbBitPos;
- cell->symbFrmtBitMap = (cell->symbFrmtBitMap & ~(bitMask)) | ((0<<symbBitPos) & bitMask);
- symbBitPos--;
- bitMask = 1<<symbBitPos;
- cell->symbFrmtBitMap = (cell->symbFrmtBitMap & ~(bitMask)) | ((1<<symbBitPos) & bitMask);
- symbBitPos--;
- break;
- }
- case FLEXI_SLOT:
- {
- /*symbol BitMap to be set to 10 */
- bitMask = 1<<symbBitPos;
- cell->symbFrmtBitMap = (cell->symbFrmtBitMap & ~(bitMask)) | ((1<<symbBitPos) & bitMask);
- symbBitPos--;
- bitMask = 1<<symbBitPos;
- cell->symbFrmtBitMap = (cell->symbFrmtBitMap & ~(bitMask)) | ((0<<symbBitPos) & bitMask);
- symbBitPos--;
- break;
- }
- default:
- DU_LOG("\nERROR --> SCH : Invalid slot Config in schInitTddSlotCfg");
- }
- }
+ cell->slotFrmtBitMap = ((cell->slotFrmtBitMap<<2) | (FLEXI_SLOT));
}
-
}
#endif
{
uint8_t cnt, scs, symbIdx, ssbStartSymbArr[SCH_MAX_SSB_BEAM];
- scs = cellCb->cellCfg.ssbSchCfg.scsCommon;
+ scs = cellCb->cellCfg.scsCommon;
memset(ssbStartSymbArr, 0, sizeof(SCH_MAX_SSB_BEAM));
symbIdx = 0;
switch(scs)
{
case SCS_15KHZ:
- {
- if(cellCb->cellCfg.dlFreq <= 300000)
- cnt = 2;/* n = 0, 1 */
+ {
+ if(cellCb->cellCfg.ssbFrequency <= 300000)
+ cnt = 2;/* n = 0, 1 */
else
cnt = 4; /* n = 0, 1, 2, 3 */
- for(uint8_t idx=0; idx<cnt; idx++)
- {
- /* start symbol determined using {2, 8} + 14n */
- ssbStartSymbArr[symbIdx++] = 2 + SCH_SYMBOL_PER_SLOT*idx;
- ssbStartSymbArr[symbIdx++] = 8 + SCH_SYMBOL_PER_SLOT*idx;
- }
- }
- break;
+ for(uint8_t idx=0; idx<cnt; idx++)
+ {
+ /* start symbol determined using {2, 8} + 14n */
+ ssbStartSymbArr[symbIdx++] = 2 + MAX_SYMB_PER_SLOT*idx;
+ ssbStartSymbArr[symbIdx++] = 8 + MAX_SYMB_PER_SLOT*idx;
+ }
+ }
+ break;
case SCS_30KHZ:
- {
- if(cellCb->cellCfg.dlFreq <= 300000)
- cnt = 1;/* n = 0 */
+ {
+ if(cellCb->cellCfg.ssbFrequency <= 300000)
+ cnt = 1;/* n = 0 */
else
cnt = 2; /* n = 0, 1 */
- for(uint8_t idx=0; idx<cnt; idx++)
- {
- /* start symbol determined using {4, 8, 16, 20} + 28n */
- ssbStartSymbArr[symbIdx++] = 4 + SCH_SYMBOL_PER_SLOT*idx;
- ssbStartSymbArr[symbIdx++] = 8 + SCH_SYMBOL_PER_SLOT*idx;
- ssbStartSymbArr[symbIdx++] = 16 + SCH_SYMBOL_PER_SLOT*idx;
- ssbStartSymbArr[symbIdx++] = 20 + SCH_SYMBOL_PER_SLOT*idx;
+ for(uint8_t idx=0; idx<cnt; idx++)
+ {
+ /* start symbol determined using {4, 8, 16, 20} + 28n */
+ ssbStartSymbArr[symbIdx++] = 4 + MAX_SYMB_PER_SLOT*idx;
+ ssbStartSymbArr[symbIdx++] = 8 + MAX_SYMB_PER_SLOT*idx;
+ ssbStartSymbArr[symbIdx++] = 16 + MAX_SYMB_PER_SLOT*idx;
+ ssbStartSymbArr[symbIdx++] = 20 + MAX_SYMB_PER_SLOT*idx;
}
- }
- break;
+ }
+ break;
default:
- DU_LOG("\nERROR --> SCH : SCS %d is currently not supported", scs);
+ DU_LOG("\nERROR --> SCH : SCS %d is currently not supported", scs);
}
memset(cellCb->ssbStartSymbArr, 0, sizeof(SCH_MAX_SSB_BEAM));
memcpy(cellCb->ssbStartSymbArr, ssbStartSymbArr, SCH_MAX_SSB_BEAM);
-
}
SCH_ALLOC(schDlSlotInfo, sizeof(SchDlSlotInfo));
if(!schDlSlotInfo)
{
- DU_LOG("\nERROR --> SCH : Memory allocation failed in schInitCellCb");
- return RFAILED;
+ DU_LOG("\nERROR --> SCH : Memory allocation failed in schInitCellCb");
+ return RFAILED;
}
/* UL Alloc */
cell->firstSsbTransmitted = false;
cell->firstSib1Transmitted = false;
fillSsbStartSymb(cell);
+
+#ifdef NR_DRX
+ memset(cell->drxCb, 0, MAX_DRX_SIZE*sizeof(SchDrxCb));
+#endif
schCb[inst].cells[inst] = cell;
DU_LOG("\nINFO --> SCH : Cell init completed for cellId:%d", cell->cellId);
* uint8_t offsetPointA : offset
* @return void
**/
-void fillSchSib1Cfg(uint8_t bandwidth, uint8_t numSlots, SchSib1Cfg *sib1SchCfg, uint16_t pci, uint8_t offsetPointA)
+uint8_t fillSchSib1Cfg(uint8_t mu, uint8_t bandwidth, uint8_t numSlots,SchPdcchConfigSib1 *pdcchCfgSib1,\
+ SchSib1Cfg *sib1SchCfg, uint16_t pci, uint8_t offsetPointA, uint16_t sib1PduLen)
{
uint8_t coreset0Idx = 0;
uint8_t searchSpace0Idx = 0;
uint8_t mValue = 0;
uint8_t firstSymbol = 0; /* need to calculate using formula mentioned in 38.213 */
uint8_t slotIndex = 0;
- uint8_t FreqDomainResource[6] = {0};
+ uint8_t FreqDomainResource[FREQ_DOM_RSRC_SIZE] = {0};
uint16_t tbSize = 0;
- uint8_t numPdschSymbols = 12; /* considering pdsch region from 2 to 13 */
+ uint8_t ssbIdx = 0;
+ PdcchCfg *pdcch;
+ PdschCfg *pdsch;
+ BwpCfg *bwp;
- PdcchCfg *pdcch = &(sib1SchCfg->sib1PdcchCfg);
- PdschCfg *pdsch = &(sib1SchCfg->sib1PdschCfg);
- BwpCfg *bwp = &(sib1SchCfg->bwp);
+ pdcch = &(sib1SchCfg->sib1PdcchCfg);
+ bwp = &(sib1SchCfg->bwp);
- coreset0Idx = sib1SchCfg->coresetZeroIndex;
- searchSpace0Idx = sib1SchCfg->searchSpaceZeroIndex;
+ coreset0Idx = pdcchCfgSib1->coresetZeroIndex;
+ searchSpace0Idx = pdcchCfgSib1->searchSpaceZeroIndex;
/* derive the sib1 coreset0 params from table 13-1 spec 38.213 */
//ssbMuxPattern = coresetIdxTable[coreset0Idx][0];
* [(O . 2^u + i . M ) ] mod numSlotsPerSubframe
* assuming u = 0, i = 0, numSlotsPerSubframe = 10
* Also, from this configuration, coreset0 is only on even subframe */
- slotIndex = ((oValue * 1) + (0 * mValue)) % numSlots;
+ slotIndex = (int)((oValue*pow(2, mu)) + floor(ssbIdx*mValue))%numSlots;
sib1SchCfg->n0 = slotIndex;
- /* calculate the PRBs */
- freqDomRscAllocType0(((offsetPointA-offset)/6), (numRbs/6), FreqDomainResource);
-
/* fill BWP */
switch(bandwidth)
{
pdcch->coresetCfg.coreSetSize = numRbs;
pdcch->coresetCfg.startSymbolIndex = firstSymbol;
pdcch->coresetCfg.durationSymbols = numSymbols;
- memcpy(pdcch->coresetCfg.freqDomainResource,FreqDomainResource,6);
+
+ /* Fill Bitmap for PRBs in coreset */
+ fillCoresetFeqDomAllocMap(((offsetPointA-offset)/6), (numRbs/6), FreqDomainResource);
+ covertFreqDomRsrcMapToIAPIFormat(FreqDomainResource, pdcch->coresetCfg.freqDomainResource);
+
pdcch->coresetCfg.cceRegMappingType = 1; /* coreset0 is always interleaved */
pdcch->coresetCfg.regBundleSize = 6; /* spec-38.211 sec 7.3.2.2 */
pdcch->coresetCfg.interleaverSize = 2; /* spec-38.211 sec 7.3.2.2 */
pdcch->dci.beamPdcchInfo.digBfInterfaces = 0;
pdcch->dci.beamPdcchInfo.prg[0].pmIdx = 0;
pdcch->dci.beamPdcchInfo.prg[0].beamIdx[0] = 0;
- pdcch->dci.txPdcchPower.powerValue = 0;
+ pdcch->dci.txPdcchPower.beta_pdcch_1_0= 0;
pdcch->dci.txPdcchPower.powerControlOffsetSS = 0;
/* Storing pdschCfg pointer here. Required to access pdsch config while
fillig up pdcch pdu */
- pdcch->dci.pdschCfg = pdsch;
+ pdsch = &pdcch->dci.pdschCfg;
/* fill the PDSCH PDU */
uint8_t cwCount = 0;
{
pdsch->codeword[cwCount].targetCodeRate = 308;
pdsch->codeword[cwCount].qamModOrder = 2;
- pdsch->codeword[cwCount].mcsIndex = sib1SchCfg->sib1Mcs;
+ pdsch->codeword[cwCount].mcsIndex = DEFAULT_MCS;
pdsch->codeword[cwCount].mcsTable = 0; /* notqam256 */
pdsch->codeword[cwCount].rvIndex = 0;
- tbSize = schCalcTbSize(sib1SchCfg->sib1PduLen);
+ tbSize = schCalcTbSize(sib1PduLen + TX_PAYLOAD_HDR_LEN);
pdsch->codeword[cwCount].tbSize = tbSize;
}
pdsch->dataScramblingId = pci;
pdsch->numLayers = 1;
pdsch->transmissionScheme = 0;
pdsch->refPoint = 0;
- pdsch->dmrs.dlDmrsSymbPos = 2;
+ pdsch->dmrs.dlDmrsSymbPos = DL_DMRS_SYMBOL_POS;
pdsch->dmrs.dmrsConfigType = 0; /* type-1 */
pdsch->dmrs.dlDmrsScramblingId = pci;
pdsch->dmrs.scid = 0;
pdsch->dmrs.numDmrsCdmGrpsNoData = 1;
- pdsch->dmrs.dmrsPorts = 0;
+ pdsch->dmrs.dmrsPorts = 0x0001;
pdsch->dmrs.mappingType = DMRS_MAP_TYPE_A; /* Type-A */
pdsch->dmrs.nrOfDmrsSymbols = NUM_DMRS_SYMBOLS;
pdsch->dmrs.dmrsAddPos = DMRS_ADDITIONAL_POS;
pdsch->pdschFreqAlloc.resourceAllocType = 1; /* RAT type-1 RIV format */
- pdsch->pdschFreqAlloc.freqAlloc.startPrb = offsetPointA + SCH_SSB_NUM_PRB + 1; /* the RB numbering starts from coreset0,
- and PDSCH is always above SSB */
- pdsch->pdschFreqAlloc.freqAlloc.numPrb = schCalcNumPrb(tbSize,sib1SchCfg->sib1Mcs,numPdschSymbols);
+ /* the RB numbering starts from coreset0, and PDSCH is always above SSB */
+ pdsch->pdschFreqAlloc.startPrb = offsetPointA + SCH_SSB_NUM_PRB;
+ pdsch->pdschFreqAlloc.numPrb = schCalcNumPrb(tbSize, DEFAULT_MCS, NUM_PDSCH_SYMBOL);
pdsch->pdschFreqAlloc.vrbPrbMapping = 0; /* non-interleaved */
pdsch->pdschTimeAlloc.rowIndex = 1;
- pdsch->pdschTimeAlloc.timeAlloc.startSymb = 2; /* spec-38.214, Table 5.1.2.1-1 */
- pdsch->pdschTimeAlloc.timeAlloc.numSymb = numPdschSymbols;
+ /* This is Intel's requirement. PDSCH should start after PDSCH DRMS symbol */
+ pdsch->pdschTimeAlloc.startSymb = 3; /* spec-38.214, Table 5.1.2.1-1 */
+ pdsch->pdschTimeAlloc.numSymb = NUM_PDSCH_SYMBOL;
pdsch->beamPdschInfo.numPrgs = 1;
pdsch->beamPdschInfo.prgSize = 1;
pdsch->beamPdschInfo.digBfInterfaces = 0;
pdsch->txPdschPower.powerControlOffset = 0;
pdsch->txPdschPower.powerControlOffsetSS = 0;
+ return ROK;
}
/**
* -# ROK
* -# RFAILED
**/
-uint8_t SchHdlCellCfgReq(Pst *pst, SchCellCfg *schCellCfg)
+uint8_t SchProcCellCfgReq(Pst *pst, SchCellCfg *schCellCfg)
{
uint8_t ret = ROK;
SchCellCb *cellCb;
SchCellCfgCfm schCellCfgCfm;
Pst rspPst;
- Inst inst = pst->dstInst-1;
+ Inst inst = pst->dstInst - SCH_INST_START;
+ uint8_t coreset0Idx = 0;
+ uint8_t numRbs = 0;
+ uint8_t offset = 0;
+ uint8_t freqDomainResource[FREQ_DOM_RSRC_SIZE] = {0};
+ SchPdschConfig pdschCfg;
schInitCellCb(inst, schCellCfg);
cellCb = schCb[inst].cells[inst]; //cells is of MAX_CELLS, why inst
cellCb->macInst = pst->srcInst;
/* derive the SIB1 config parameters */
- fillSchSib1Cfg(schCellCfg->bandwidth, cellCb->numSlots,
- &(schCellCfg->sib1SchCfg), schCellCfg->phyCellId,
- schCellCfg->ssbSchCfg.ssbOffsetPointA);
+ ret = fillSchSib1Cfg(schCellCfg->numerology, schCellCfg->dlBandwidth, cellCb->numSlots,
+ &(schCellCfg->pdcchCfgSib1), &(cellCb->sib1SchCfg), schCellCfg->phyCellId,
+ schCellCfg->dlCfgCommon.schFreqInfoDlSib.offsetToPointA, schCellCfg->sib1PduLen);
+
+ if(ret != ROK)
+ {
+ DU_LOG("\nERROR --> SCH : Failed to fill sib1 configuration");
+ return RFAILED;
+ }
memcpy(&cellCb->cellCfg, schCellCfg, sizeof(SchCellCfg));
-
+ schProcPagingCfg(cellCb);
+
+ /* Fill coreset frequencyDomainResource bitmap */
+ coreset0Idx = cellCb->cellCfg.dlCfgCommon.schInitialDlBwp.pdcchCommon.commonSearchSpace.coresetId;
+ numRbs = coresetIdxTable[coreset0Idx][1];
+ offset = coresetIdxTable[coreset0Idx][3];
+ fillCoresetFeqDomAllocMap(((cellCb->cellCfg.dlCfgCommon.schFreqInfoDlSib.offsetToPointA - offset)/6), \
+ (numRbs/6), freqDomainResource);
+ covertFreqDomRsrcMapToIAPIFormat(freqDomainResource, \
+ cellCb->cellCfg.dlCfgCommon.schInitialDlBwp.pdcchCommon.commonSearchSpace.freqDomainRsrc);
+
+ /* Fill K0 - K1 table for common cfg*/
+ BuildK0K1Table(cellCb, &cellCb->k0K1InfoTbl, true, cellCb->cellCfg.dlCfgCommon.schInitialDlBwp.pdschCommon,
+ pdschCfg, DEFAULT_UL_ACK_LIST_COUNT, defaultUlAckTbl);
+
+ BuildK2InfoTable(cellCb, cellCb->cellCfg.ulCfgCommon.schInitialUlBwp.puschCommon.timeDomRsrcAllocList,\
+ cellCb->cellCfg.ulCfgCommon.schInitialUlBwp.puschCommon.numTimeDomRsrcAlloc, &cellCb->msg3K2InfoTbl, \
+ &cellCb->k2InfoTbl);
+
+ /*As per Spec 38.211, Sec 6.3.3.2; RootSeq Len(Lra) where Lra=839 or Lra=139,
+ *depending on the PRACH preamble format as given by Tables 6.3.3.1-1 and 6.3.3.1-2.*/
+ if(prachCfgIdxTable[cellCb->cellCfg.ulCfgCommon.schInitialUlBwp.schRachCfg.prachCfgGeneric.prachCfgIdx][0] <= 3)
+ {
+ cellCb->cellCfg.ulCfgCommon.schInitialUlBwp.schRachCfg.rootSeqLen = ROOT_SEQ_LEN_1;
+ }
+ else
+ {
+ cellCb->cellCfg.ulCfgCommon.schInitialUlBwp.schRachCfg.rootSeqLen = ROOT_SEQ_LEN_2;
+ }
/* Initializing global variables */
cellCb->actvUeBitMap = 0;
cellCb->boIndBitMap = 0;
+ cellCb->schHqCfg.maxDlDataHqTx = SCH_MAX_NUM_DL_HQ_TX;
+ cellCb->schHqCfg.maxMsg4HqTx = SCH_MAX_NUM_MSG4_TX;
+ cellCb->schHqCfg.maxUlDataHqTx = SCH_MAX_NUM_UL_HQ_TX;
+ cellCb->maxMsg3Tx = SCH_MAX_NUM_MSG3_TX;
+
+ cellCb->schAlgoType = SCH_FCFS;
+ cellCb->api = &schCb[inst].allApis[cellCb->schAlgoType]; /* For FCFS */
+ cellCb->api->SchCellCfgReq(cellCb);
+
/* Fill and send Cell config confirm */
memset(&rspPst, 0, sizeof(Pst));
FILL_PST_SCH_TO_MAC(rspPst, pst->dstInst);
schCellCfgCfm.cellId = schCellCfg->cellId;
schCellCfgCfm.rsp = RSP_OK;
- ret = (*SchCellCfgCfmOpts[rspPst.selector])(&rspPst, &schCellCfgCfm);
-
+ ret = MacMessageRouter(&rspPst, (void *)&schCellCfgCfm);
return ret;
}
/*******************************************************************
*
- * @brief Processes DL RLC BO info from MAC
+ * @brief Fill and send Cell delete response to MAC
*
* @details
*
- * Function : MacSchDlRlcBoInfo
+ * Function : SchSendCellDeleteRspToMac
*
- * Functionality:
- * Processes DL RLC BO info from MAC
+ * Functionality: Fill and send Cell delete response to MAC
*
- * @params[in]
+ * @params[in] SchCellDelete *ueDelete, Inst inst, SchMacRsp result
* @return ROK - success
* RFAILED - failure
*
* ****************************************************************/
-uint8_t MacSchDlRlcBoInfo(Pst *pst, DlRlcBoInfo *dlBoInfo)
+uint8_t SchSendCellDeleteRspToMac(SchCellDeleteReq *ueDelete, Inst inst, SchMacRsp result)
{
- uint8_t lcId = 0;
- uint16_t ueIdx = 0;
- uint16_t slot;
- SchUeCb *ueCb = NULLP;
- SchCellCb *cell = NULLP;
- SchDlSlotInfo *schDlSlotInfo = NULLP;
+ Pst rspPst;
+ uint8_t ret=0;
+
+ SchCellDeleteRsp delRsp;
- Inst inst = pst->dstInst-SCH_INST_START;
- DU_LOG("\nDEBUG --> SCH : Received RLC BO Status indication");
- cell = schCb[inst].cells[inst];
+ DU_LOG("\nINFO --> SCH : Filling Cell Delete response");
+ memset(&delRsp, 0, sizeof(SchCellDeleteRsp));
+ delRsp.cellId = ueDelete->cellId;
+ delRsp.rsp = result;
- GET_UE_IDX(dlBoInfo->crnti, ueIdx);
- ueCb = &cell->ueCb[ueIdx-1];
- lcId = dlBoInfo->lcId;
+ /* Filling response post */
+ memset(&rspPst, 0, sizeof(Pst));
+ FILL_PST_SCH_TO_MAC(rspPst, inst);
+ rspPst.event = EVENT_CELL_DELETE_RSP_TO_MAC;
+ ret = MacMessageRouter(&rspPst, (void *)&delRsp);
+ if(ret == RFAILED)
+ {
+ DU_LOG("\nERROR --> SCH : SchSendCellDeleteRspToMac(): failed to send the Cell Delete response");
+ return ret;
+ }
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Function for cellCb Deletion
+ *
+ * @details
+ *
+ * Function : deleteSchCellCb
+ *
+ * Functionality: Function for cellCb Deletion
+ *
+ * @params[in] SchCellDelete *cellDelete
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+void deleteSchCellCb(SchCellCb *cellCb)
+{
+ uint8_t sliceIdx=0, slotIdx=0, plmnIdx = 0;
+ CmLListCp *list=NULL;
+ CmLList *node=NULL, *next=NULL;
+ SchPageInfo *tempNode = NULLP;
- if(lcId == SRB1_LCID || lcId == SRB2_LCID || lcId == SRB3_LCID || \
- (lcId >= MIN_DRB_LCID && lcId <= MAX_DRB_LCID))
+ if(cellCb->schDlSlotInfo)
{
- SET_ONE_BIT(ueIdx, cell->boIndBitMap);
- ueCb->dlInfo.dlLcCtxt[lcId].bo = dlBoInfo->dataVolume;
+ for(slotIdx=0; slotIdx<cellCb->numSlots; slotIdx++)
+ {
+ list = &cellCb->schDlSlotInfo[slotIdx]->prbAlloc.freePrbBlockList;
+ node = list->first;
+ while(node)
+ {
+ next = node->next;
+ SCH_FREE(node->node, sizeof(FreePrbBlock));
+ deleteNodeFromLList(list, node);
+ node = next;
+ }
+ SCH_FREE(cellCb->schDlSlotInfo[slotIdx], sizeof(SchDlSlotInfo));
+ }
+ SCH_FREE(cellCb->schDlSlotInfo, cellCb->numSlots *sizeof(SchDlSlotInfo*));
}
- else if(lcId != SRB0_LCID)
+
+ if(cellCb->schUlSlotInfo)
{
- DU_LOG("\nERROR --> SCH : Invalid LC Id %d in MacSchDlRlcBoInfo", lcId);
- return RFAILED;
+ for(slotIdx=0; slotIdx<cellCb->numSlots; slotIdx++)
+ {
+ list = &cellCb->schUlSlotInfo[slotIdx]->prbAlloc.freePrbBlockList;
+ node = list->first;
+ while(node)
+ {
+ next = node->next;
+ SCH_FREE(node->node, sizeof(FreePrbBlock));
+ deleteNodeFromLList(list, node);
+ node = next;
+ }
+ SCH_FREE(cellCb->schUlSlotInfo[slotIdx], sizeof(SchUlSlotInfo));
+ }
+ SCH_FREE(cellCb->schUlSlotInfo, cellCb->numSlots * sizeof(SchUlSlotInfo*));
}
- slot = (cell->slotInfo.slot + SCHED_DELTA + PHY_DELTA_DL + BO_DELTA) % cell->numSlots;
- schDlSlotInfo = cell->schDlSlotInfo[slot];
+ for(plmnIdx = 0; plmnIdx < MAX_PLMN; plmnIdx++)
+ {
+ if(cellCb->cellCfg.plmnInfoList[plmnIdx].snssai)
+ {
+ for(sliceIdx=0; sliceIdx<cellCb->cellCfg.plmnInfoList[plmnIdx].numSliceSupport; sliceIdx++)
+ {
+ SCH_FREE(cellCb->cellCfg.plmnInfoList[plmnIdx].snssai[sliceIdx], sizeof(Snssai));
+ }
+ SCH_FREE(cellCb->cellCfg.plmnInfoList[plmnIdx].snssai, cellCb->cellCfg.plmnInfoList[plmnIdx].numSliceSupport*sizeof(Snssai*));
+ }
+ }
- SCH_ALLOC(schDlSlotInfo->dlMsgInfo, sizeof(DlMsgInfo));
- if(!schDlSlotInfo->dlMsgInfo)
+ for(uint16_t idx =0; idx<MAX_SFN; idx++)
{
- DU_LOG("\nERROR --> SCH : Memory allocation failed for dlMsgInfo");
- schDlSlotInfo = NULL;
- return RFAILED;
+ list = &cellCb->pageCb.pageIndInfoRecord[idx];
+ node = list->first;
+ while(node)
+ {
+ next = node->next;
+ if(node->node)
+ {
+ tempNode = (SchPageInfo*)(node->node);
+ SCH_FREE(tempNode->pagePdu, tempNode->msgLen);
+ SCH_FREE(node->node, sizeof(SchPageInfo));
+ }
+ deleteNodeFromLList(list, node);
+ node = next;
+ }
}
- schDlSlotInfo->dlMsgInfo->crnti = dlBoInfo->crnti;
- schDlSlotInfo->dlMsgInfo->ndi = 1;
- schDlSlotInfo->dlMsgInfo->harqProcNum = 0;
- schDlSlotInfo->dlMsgInfo->dlAssignIdx = 0;
- schDlSlotInfo->dlMsgInfo->pucchTpc = 0;
- schDlSlotInfo->dlMsgInfo->pucchResInd = 0;
- schDlSlotInfo->dlMsgInfo->harqFeedbackInd = 0;
- schDlSlotInfo->dlMsgInfo->dciFormatId = 1;
- if(lcId == SRB0_LCID)
- schDlSlotInfo->dlMsgInfo->isMsg4Pdu = true;
- return ROK;
+ cellCb->api->SchCellDeleteReq(cellCb);
+
+ memset(cellCb, 0, sizeof(SchCellCb));
}
/*******************************************************************
*
- * @brief Processes BSR indiation from MAC
+ * @brief Function for cell Delete request from MAC to SCH
*
* @details
*
- * Function : MacSchBsr
+ * Function : SchProcCellDeleteReq
*
- * Functionality:
- * Processes DL BSR from MAC
+ * Functionality: Function for cell Delete request from MAC to SCH
*
- * @params[in] Pst pst
- * UlBufferStatusRptInd bsrInd
+ * @params[in] Pst *pst, SchCellDelete *cellDelete
* @return ROK - success
* RFAILED - failure
*
* ****************************************************************/
-uint8_t MacSchBsr(Pst *pst, UlBufferStatusRptInd *bsrInd)
+uint8_t SchProcCellDeleteReq(Pst *pst, SchCellDeleteReq *cellDelete)
{
- Inst schInst = pst->dstInst-SCH_INST_START;
- SchCellCb *cellCb = NULLP;
- SchUeCb *ueCb = NULLP;
- uint8_t lcgIdx;
-
- DU_LOG("\nDEBUG --> SCH : Received BSR");
- cellCb = schCb[schInst].cells[schInst];
- ueCb = schGetUeCb(cellCb, bsrInd->crnti);
-
- /* store dataVolume per lcg in uecb */
- for(lcgIdx = 0; lcgIdx < bsrInd->numLcg; lcgIdx++)
+ uint8_t cellIdx=0, ret = RFAILED;
+ Inst inst = pst->dstInst - SCH_INST_START;
+ SchMacRsp result= RSP_OK;
+
+ if(!cellDelete)
{
- ueCb->bsrInfo[lcgIdx].priority = 1; //TODO: determining LCG priority?
- ueCb->bsrInfo[lcgIdx].dataVol = bsrInd->dataVolInfo[lcgIdx].dataVol;
+ DU_LOG("\nERROR --> SCH : SchProcCellDeleteReq(): Ue Delete request failed");
}
- return ROK;
+ else
+ {
+ GET_CELL_IDX(cellDelete->cellId, cellIdx);
+ if(schCb[inst].cells[cellIdx] == NULLP)
+ {
+ DU_LOG("\nERROR --> SCH : SchProcCellDeleteReq(): cell Id[%d] is not available", cellDelete->cellId);
+ result = RSP_NOK;
+ }
+ else
+ {
+ if(schCb[inst].cells[cellIdx]->cellId == cellDelete->cellId)
+ {
+ deleteSchCellCb(schCb[inst].cells[cellIdx]);
+ result = RSP_OK;
+ ret = ROK;
+ SCH_FREE(schCb[inst].cells[cellIdx], sizeof(SchCellCb));
+ DU_LOG("\nINFO --> SCH : Sending Cell Delete response to MAC");
+ }
+ else
+ {
+ DU_LOG("\nERROR --> SCH : SchProcCellDeleteReq(): cell Id[%d] is not available",cellDelete->cellId);
+ result = RSP_NOK;
+ }
+ }
+
+ if(SchSendCellDeleteRspToMac(cellDelete, inst, result)!=ROK)
+ {
+ DU_LOG("\nERROR --> SCH : SchProcCellDeleteReq(): failed to send Cell Delete response");
+ ret = RFAILED;
+ }
+ }
+ return ret;
}
/*******************************************************************
*
- * @brief Processes SR UCI indication from MAC
+ * @brief Processes DL RLC BO info from MAC
*
* @details
*
- * Function : MacSchSrUciInd
+ * Function : SchProcDlRlcBoInfo
*
* Functionality:
- * Processes SR UCI indication from MAC
+ * Processes DL RLC BO info from MAC
*
- * @params[in] Post structure
- * UCI Indication
+ * @params[in]
* @return ROK - success
* RFAILED - failure
*
* ****************************************************************/
-uint8_t MacSchSrUciInd(Pst *pst, SrUciIndInfo *uciInd)
+uint8_t SchProcDlRlcBoInfo(Pst *pst, DlRlcBoInfo *dlBoInfo)
{
- Inst inst = pst->dstInst-SCH_INST_START;
+ uint8_t lcId = 0;
+ uint16_t ueId = 0;
+ bool isLcIdValid = false;
+ SchUeCb *ueCb = NULLP;
+ SchCellCb *cell = NULLP;
+ Inst inst = pst->dstInst-SCH_INST_START;
- SchUeCb *ueCb;
- SchCellCb *cellCb = schCb[inst].cells[inst];
+ DU_LOG("\nDEBUG --> SCH : Received RLC BO Status indication LCId [%d] BO [%d]", dlBoInfo->lcId, dlBoInfo->dataVolume);
+ cell = schCb[inst].cells[inst];
- DU_LOG("\nDEBUG --> SCH : Received SR");
+ if(cell == NULLP)
+ {
+ DU_LOG("\nERROR --> SCH : SchProcDlRlcBoInfo(): Cell does not exists");
+ return RFAILED;
+ }
- ueCb = schGetUeCb(cellCb, uciInd->crnti);
+ GET_UE_ID(dlBoInfo->crnti, ueId);
+ ueCb = &cell->ueCb[ueId-1];
+ if(ueCb->ueCfg.dataTransmissionAction == STOP_DATA_TRANSMISSION)
+ {
+ DU_LOG("INFO --> SCH : DL Data transmission not allowed for UE %d", ueCb->ueCfg.ueId);
+ return ROK;
+ }
+
+ lcId = dlBoInfo->lcId;
+ CHECK_LCID(lcId, isLcIdValid);
+ if(isLcIdValid == FALSE)
+ {
+ DU_LOG("ERROR --> SCH: LCID:%d is not valid", lcId);
+ return RFAILED;
+ }
- if(uciInd->numSrBits)
+ /*Expected when theres a case of Retransmission Failure or Resetablishment
+ *By Zero BO, the RLC is informing that previous data can be cleared out
+ *Thus clearing out the LC from the Lc priority list*/
+ if(dlBoInfo->dataVolume == 0)
{
- ueCb->srRcvd = true;
+ /* TODO : Check the LC is Dedicated or default and accordingly LCList
+ * will be used*/
+ return ROK;
}
+
+ if(lcId == SRB0_LCID)
+ {
+ cell->raCb[ueId -1].msg4recvd = true;
+ cell->raCb[ueId -1].dlMsgPduLen = dlBoInfo->dataVolume;
+ }
+ else
+ {
+ /* TODO : These part of changes will be corrected during DL scheduling as
+ * per K0 - K1 -K2 */
+ SET_ONE_BIT(ueId, cell->boIndBitMap);
+ if(ueCb->dlInfo.dlLcCtxt[lcId].lcId == lcId)
+ {
+ ueCb->dlInfo.dlLcCtxt[lcId].bo = dlBoInfo->dataVolume;
+ }
+ else
+ {
+ DU_LOG("ERROR --> SCH: LCID:%d is not configured in SCH Cb",lcId);
+ return RFAILED;
+ }
+ }
+ /* Adding UE Id to list of pending UEs to be scheduled */
+ cell->api->SchDlRlcBoInfo(cell, ueId);
+ return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Processes BSR indiation from MAC
+ *
+ * @details
+ *
+ * Function : SchProcBsr
+ *
+ * Functionality:
+ * Processes DL BSR from MAC
+ *
+ * @params[in] Pst pst
+ * UlBufferStatusRptInd bsrInd
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t SchProcBsr(Pst *pst, UlBufferStatusRptInd *bsrInd)
+{
+ Inst schInst = pst->dstInst-SCH_INST_START;
+ SchCellCb *cellCb = NULLP;
+ SchUeCb *ueCb = NULLP;
+ uint8_t lcgIdx = 0;
+
+ DU_LOG("\nDEBUG --> SCH : Received BSR");
+ if(bsrInd == NULLP)
+ {
+ DU_LOG("\nERROR --> SCH : BSR Ind is empty");
+ return RFAILED;
+ }
+ cellCb = schCb[schInst].cells[schInst];
+ if(cellCb == NULLP)
+ {
+ DU_LOG("\nERROR --> SCH : CellCb is empty");
+ return RFAILED;
+ }
+ ueCb = schGetUeCb(cellCb, bsrInd->crnti);
+
+ if(ueCb == NULLP)
+ {
+ DU_LOG("\nERROR --> SCH : UeCB is empty");
+ return RFAILED;
+ }
+
+ if(ueCb->ueCfg.dataTransmissionAction == STOP_DATA_TRANSMISSION)
+ {
+ DU_LOG("\nINFO --> SCH: UL Data transmission not allowed for UE %d", ueCb->ueCfg.ueId);
+ return ROK;
+ }
+
+ ueCb->bsrRcvd = true;
+ /* store dataVolume per lcg in uecb */
+ for(lcgIdx = 0; lcgIdx < bsrInd->numLcg; lcgIdx++)
+ {
+ ueCb->bsrInfo[bsrInd->dataVolInfo[lcgIdx].lcgId].priority = 1; //TODO: determining LCG priority?
+ ueCb->bsrInfo[bsrInd->dataVolInfo[lcgIdx].lcgId].dataVol = bsrInd->dataVolInfo[lcgIdx].dataVol;
+ }
+
+ /* Adding UE Id to list of pending UEs to be scheduled */
+ cellCb->api->SchBsr(cellCb, ueCb->ueId);
+ return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Processes SR UCI indication from MAC
+ *
+ * @details
+ *
+ * Function : SchProcSrUciInd
+ *
+ * Functionality:
+ * Processes SR UCI indication from MAC
+ *
+ * @params[in] Post structure
+ * UCI Indication
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t SchProcSrUciInd(Pst *pst, SrUciIndInfo *uciInd)
+{
+ Inst inst = pst->dstInst-SCH_INST_START;
+
+ SchUeCb *ueCb;
+ SchCellCb *cellCb = schCb[inst].cells[inst];
+
+ DU_LOG("\nDEBUG --> SCH : Received SR");
+
+ ueCb = schGetUeCb(cellCb, uciInd->crnti);
+
+ if(ueCb->state == SCH_UE_STATE_INACTIVE)
+ {
+ DU_LOG("\nERROR --> SCH : Crnti %d is inactive", uciInd->crnti);
+ return ROK;
+ }
+ if(ueCb->ueCfg.dataTransmissionAction == STOP_DATA_TRANSMISSION)
+ {
+ DU_LOG("\nINFO --> SCH: UL Data transmission not allowed for UE %d", ueCb->ueCfg.ueId);
+ return ROK;
+ }
+ if(uciInd->numSrBits)
+ {
+ ueCb->srRcvd = true;
+ /* Adding UE Id to list of pending UEs to be scheduled */
+ cellCb->api->SchSrUciInd(cellCb, ueCb->ueId);
+ }
+ return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Processes DL HARQ indication from MAC
+ *
+ * @details
+ *
+ * Function : SchProcDlHarqInd
+ *
+ * Functionality:
+ * Processes DL HARQ indication from MAC
+ *
+ * @params[in] Post structure
+ * DL HARQ Indication
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t SchProcDlHarqInd(Pst *pst, DlHarqInd *dlHarqInd)
+{
+ Inst inst = pst->dstInst-SCH_INST_START;
+ SchUeCb *ueCb;
+ SchCellCb *cellCb = schCb[inst].cells[inst];
+
+ DU_LOG("\nDEBUG --> SCH : Received HARQ");
+
+ ueCb = schGetUeCb(cellCb, dlHarqInd->crnti);
+
+ if(ueCb->state == SCH_UE_STATE_INACTIVE)
+ {
+ DU_LOG("\nERROR --> SCH : Crnti %d is inactive", dlHarqInd->crnti);
+ return ROK;
+ }
+
+ schUpdateHarqFdbk(ueCb, dlHarqInd->numHarq, dlHarqInd->harqPayload, &dlHarqInd->slotInd);
+
+ return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Allocates requested PRBs for DL
+ *
+ * @details
+ *
+ * Function : allocatePrbDl
+ *
+ * Functionality:
+ * Allocates requested PRBs in DL
+ * Keeps track of allocated PRB (using bitmap) and remaining PRBs
+ *
+ * @params[in] prbAlloc table
+ * Start symbol
+ * Number of symbols
+ * Start PRB
+ * Number of PRBs
+ *
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t allocatePrbDl(SchCellCb *cell, SlotTimingInfo slotTime, \
+ uint8_t startSymbol, uint8_t symbolLength, uint16_t *startPrb, uint16_t numPrb)
+{
+ uint8_t symbol = 0;
+ uint16_t broadcastPrbStart=0, broadcastPrbEnd=0;
+ FreePrbBlock *freePrbBlock = NULLP;
+ CmLList *freePrbNode = NULLP;
+ PduTxOccsaion ssbOccasion=0, sib1Occasion=0;
+ SchDlSlotInfo *schDlSlotInfo = cell->schDlSlotInfo[slotTime.slot];
+ SchPrbAlloc *prbAlloc = &schDlSlotInfo->prbAlloc;
+
+ /* If startPrb is set to MAX_NUM_RB, it means startPrb is not known currently.
+ * Search for an appropriate location in PRB grid and allocate requested resources */
+ if(*startPrb == MAX_NUM_RB)
+ {
+ /* Check if SSB/SIB1 is also scheduled in this slot */
+ ssbOccasion = schCheckSsbOcc(cell, slotTime);
+ sib1Occasion = schCheckSib1Occ(cell, slotTime);
+
+ if(ssbOccasion && sib1Occasion)
+ {
+ broadcastPrbStart = cell->cellCfg.dlCfgCommon.schFreqInfoDlSib.offsetToPointA;
+ broadcastPrbEnd = broadcastPrbStart + SCH_SSB_NUM_PRB + cell->sib1SchCfg.sib1PdcchCfg.dci.pdschCfg.pdschFreqAlloc.numPrb -1;
+ }
+ else if(ssbOccasion)
+ {
+ broadcastPrbStart = cell->cellCfg.dlCfgCommon.schFreqInfoDlSib.offsetToPointA;
+ broadcastPrbEnd = broadcastPrbStart + SCH_SSB_NUM_PRB -1;
+ }
+ else if(sib1Occasion)
+ {
+ broadcastPrbStart = cell->sib1SchCfg.sib1PdcchCfg.dci.pdschCfg.pdschFreqAlloc.startPrb;
+ broadcastPrbEnd = broadcastPrbStart + cell->sib1SchCfg.sib1PdcchCfg.dci.pdschCfg.pdschFreqAlloc.numPrb -1;
+ }
+
+ /* Iterate through all free PRB blocks */
+ freePrbNode = prbAlloc->freePrbBlockList.first;
+ while(freePrbNode)
+ {
+ freePrbBlock = (FreePrbBlock *)freePrbNode->node;
+
+ /* If broadcast message is scheduled in this slot, then check if its PRBs belong to the current free block.
+ * Since SSB/SIB1 PRB location is fixed, these PRBs cannot be allocated to other message in same slot */
+ if((ssbOccasion || sib1Occasion) &&
+ ((broadcastPrbStart >= freePrbBlock->startPrb) && (broadcastPrbStart <= freePrbBlock->endPrb)) && \
+ ((broadcastPrbEnd >= freePrbBlock->startPrb) && (broadcastPrbEnd <= freePrbBlock->endPrb)))
+ {
+ /* Implmentation is done such that highest-numbered free-RB is allocated first */
+ if((freePrbBlock->endPrb > broadcastPrbEnd) && ((freePrbBlock->endPrb - broadcastPrbEnd) >= numPrb))
+ {
+ /* If sufficient free PRBs are available above bradcast message then,
+ * endPrb = freePrbBlock->endPrb
+ * startPrb = endPrb - numPrb +1;
+ */
+ *startPrb = freePrbBlock->endPrb - numPrb +1;
+ break;
+ }
+ else if((broadcastPrbStart > freePrbBlock->startPrb) && ((broadcastPrbStart - freePrbBlock->startPrb) >= numPrb))
+ {
+ /* If free PRBs are available below broadcast message then,
+ * endPrb = broadcastPrbStart - 1
+ * startPrb = endPrb - numPrb +1
+ */
+ *startPrb = broadcastPrbStart - numPrb;
+ break;
+ }
+ else
+ {
+ freePrbNode = freePrbNode->next;
+ continue;
+ }
+ }
+ else
+ {
+ /* Check if requested number of blocks can be allocated from the current block */
+ if (freePrbBlock->numFreePrb < numPrb)
+ {
+ freePrbNode = freePrbNode->next;
+ continue;
+ }
+ *startPrb = freePrbBlock->endPrb - numPrb +1;
+ break;
+ }
+ }
+
+ /* If no free block can be used to allocated request number of RBs */
+ if(*startPrb == MAX_NUM_RB)
+ return RFAILED;
+ }
+
+ /* If startPrb is known already, check if requested PRBs are available for allocation */
+ else
+ {
+ freePrbNode = isPrbAvailable(&prbAlloc->freePrbBlockList, *startPrb, numPrb);
+ if(!freePrbNode)
+ {
+ DU_LOG("\nERROR --> SCH: Requested DL PRB unavailable");
+ return RFAILED;
+ }
+ }
+
+ /* Update bitmap to allocate PRBs */
+ for(symbol=startSymbol; symbol < (startSymbol+symbolLength); symbol++)
+ {
+ if(fillPrbBitmap(prbAlloc->prbBitMap[symbol], *startPrb, numPrb) != ROK)
+ {
+ DU_LOG("\nERROR --> SCH: fillPrbBitmap() failed for symbol [%d] in DL", symbol);
+ return RFAILED;
+ }
+ }
+
+ /* Update the remaining number for free PRBs */
+ removeAllocatedPrbFromFreePrbList(&prbAlloc->freePrbBlockList, freePrbNode, *startPrb, numPrb);
+
+ return ROK;
+}
+
+/*******************************************************************
+ *
+ * @brief Allocates requested PRBs for UL
+ *
+ * @details
+ *
+ * Function : allocatePrbUl
+ *
+ * Functionality:
+ * Allocates requested PRBs in UL
+ * Keeps track of allocated PRB (using bitmap) and remaining PRBs
+ *
+ * @params[in] prbAlloc table
+ * Start symbol
+ * Number of symbols
+ * Start PRB
+ * Number of PRBs
+ *
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t allocatePrbUl(SchCellCb *cell, SlotTimingInfo slotTime, \
+ uint8_t startSymbol, uint8_t symbolLength, uint16_t *startPrb, uint16_t numPrb)
+{
+ uint8_t symbol = 0;
+ uint16_t prachStartPrb, prachNumPrb, prachEndPrb;
+ bool isPrachOccasion;
+ FreePrbBlock *freePrbBlock = NULLP;
+ CmLList *freePrbNode = NULLP;
+ SchPrbAlloc *prbAlloc = NULLP;
+
+ if(cell == NULLP)
+ {
+ DU_LOG("\nERROR --> SCH : allocatePrbUl(): Received cellCb is null");
+ return RFAILED;
+ }
+
+ prbAlloc = &cell->schUlSlotInfo[slotTime.slot]->prbAlloc;
+ /* If startPrb is set to MAX_NUM_RB, it means startPrb is not known currently.
+ * Search for an appropriate location in PRB grid and allocate requested resources */
+ if(*startPrb == MAX_NUM_RB)
+ {
+ /* Check if PRACH is also scheduled in this slot */
+ isPrachOccasion = schCheckPrachOcc(cell, slotTime);
+ if(isPrachOccasion)
+ {
+ prachStartPrb = cell->cellCfg.ulCfgCommon.schInitialUlBwp.schRachCfg.prachCfgGeneric.msg1FreqStart;
+ prachNumPrb = schCalcPrachNumRb(cell);
+ prachEndPrb = prachStartPrb + prachNumPrb -1;
+ }
+
+ /* Iterate through all free PRB blocks */
+ freePrbNode = prbAlloc->freePrbBlockList.first;
+ while(freePrbNode)
+ {
+ freePrbBlock = (FreePrbBlock *)freePrbNode->node;
+
+ /* If PRACH is scheduled in this slot, then check if its PRBs belong to the current free block.
+ * PRBs required for PRACH cannot be allocated to any other message */
+ if((isPrachOccasion) &&
+ ((prachStartPrb >= freePrbBlock->startPrb) && (prachStartPrb <= freePrbBlock->endPrb)) &&
+ ((prachEndPrb >= freePrbBlock->startPrb) && (prachEndPrb <= freePrbBlock->endPrb)))
+ {
+ /* Implmentation is done such that highest-numbered free-RB is allocated first */
+ if((freePrbBlock->endPrb > prachEndPrb) && ((freePrbBlock->endPrb - prachEndPrb) >= numPrb))
+ {
+ /* If sufficient free PRBs are available above PRACH message then,
+ * endPrb = freePrbBlock->endPrb
+ * startPrb = endPrb - numPrb +1;
+ */
+ *startPrb = freePrbBlock->endPrb - numPrb +1;
+ break;
+ }
+ else if((prachStartPrb > freePrbBlock->startPrb) && ((prachStartPrb - freePrbBlock->startPrb) >= numPrb))
+ {
+ /* If free PRBs are available below PRACH message then,
+ * endPrb = prachStartPrb - 1
+ * startPrb = endPrb - numPrb +1
+ */
+ *startPrb = prachStartPrb - numPrb;
+ break;
+ }
+ else
+ {
+ freePrbNode = freePrbNode->next;
+ continue;
+ }
+ }
+ else
+ {
+ /* Check if requested number of PRBs can be allocated from currect block */
+ if(freePrbBlock->numFreePrb < numPrb)
+ {
+ freePrbNode = freePrbNode->next;
+ continue;
+ }
+ *startPrb = freePrbBlock->endPrb - numPrb +1;
+ break;
+ }
+ }
+
+ /* If no free block can be used to allocated requested number of RBs */
+ if(*startPrb == MAX_NUM_RB)
+ return RFAILED;
+ }
+ else
+ {
+ /* If startPrb is known already, check if requested PRBs are available for allocation */
+ freePrbNode = isPrbAvailable(&prbAlloc->freePrbBlockList, *startPrb, numPrb);
+ if(!freePrbNode)
+ {
+ DU_LOG("\nERROR --> SCH: Requested UL PRB unavailable");
+ return RFAILED;
+ }
+ }
+
+ /* Update bitmap to allocate PRBs */
+ for(symbol=startSymbol; symbol < (startSymbol+symbolLength); symbol++)
+ {
+ if(fillPrbBitmap(prbAlloc->prbBitMap[symbol], *startPrb, numPrb) != ROK)
+ {
+ DU_LOG("\nERROR --> SCH: fillPrbBitmap() failed for symbol [%d] in UL", symbol);
+ return RFAILED;
+ }
+ }
+
+ /* Update the remaining number for free PRBs */
+ removeAllocatedPrbFromFreePrbList(&prbAlloc->freePrbBlockList, freePrbNode, *startPrb, numPrb);
+
+ return ROK;
+}
+
+/*******************************************************************************
+ *
+ * @brief Try to find Best Free Block with Max Num PRB
+ *
+ * @details
+ *
+ * Function : searchLargestFreeBlock
+ *
+ * Functionality:
+ * Finds the FreeBlock with MaxNum of FREE PRB considering SSB/SIB1 ocassions.
+ *
+ * @params[in] I/P > prbAlloc table (FreeBlock list)
+ * I/P > Slot timing Info
+ * O/P > Start PRB
+ * I/P > Direction (UL/DL)
+ *
+ *
+ * @return Max Number of Free PRB
+ * If 0, then no Suitable Free Block
+ *
+ * ********************************************************************************/
+
+uint16_t searchLargestFreeBlock(SchCellCb *cell, SlotTimingInfo slotTime,uint16_t *startPrb, Direction dir)
+{
+ uint16_t reservedPrbStart=0, reservedPrbEnd=0, maxFreePRB = 0;
+ FreePrbBlock *freePrbBlock = NULLP;
+ CmLList *freePrbNode = NULLP;
+ SchPrbAlloc *prbAlloc = NULLP;
+ bool checkOccasion = FALSE;
+
+ *startPrb = 0; /*Initialize the StartPRB to zero*/
+
+ /*Based on Direction, Reserved Messsages will differi.e.
+ * DL >> SSB and SIB1 ocassions wheres for UL, PRACH ocassions to be checked
+ * and reserved before allocation for dedicated DL/UL msg*/
+ if(dir == DIR_DL)
+ {
+ SchDlSlotInfo *schDlSlotInfo = cell->schDlSlotInfo[slotTime.slot];
+ PduTxOccsaion ssbOccasion=0, sib1Occasion=0;
+
+ prbAlloc = &schDlSlotInfo->prbAlloc;
+
+ ssbOccasion = schCheckSsbOcc(cell, slotTime);
+ sib1Occasion = schCheckSib1Occ(cell, slotTime);
+
+ checkOccasion = TRUE;
+ if(ssbOccasion && sib1Occasion)
+ {
+ reservedPrbStart = cell->cellCfg.dlCfgCommon.schFreqInfoDlSib.offsetToPointA;
+ reservedPrbEnd = reservedPrbStart + SCH_SSB_NUM_PRB + \
+ cell->sib1SchCfg.sib1PdcchCfg.dci.pdschCfg.pdschFreqAlloc.numPrb -1;
+ }
+ else if(ssbOccasion)
+ {
+ reservedPrbStart = cell->cellCfg.dlCfgCommon.schFreqInfoDlSib.offsetToPointA;
+ reservedPrbEnd = reservedPrbStart + SCH_SSB_NUM_PRB -1;
+ }
+ else if(sib1Occasion)
+ {
+ reservedPrbStart = cell->sib1SchCfg.sib1PdcchCfg.dci.pdschCfg.pdschFreqAlloc.startPrb;
+ reservedPrbEnd = reservedPrbStart + cell->sib1SchCfg.sib1PdcchCfg.dci.pdschCfg.pdschFreqAlloc.numPrb -1;
+ }
+ else
+ {
+ checkOccasion = FALSE;
+ }
+ }
+ else if(dir == DIR_UL)
+ {
+ prbAlloc = &cell->schUlSlotInfo[slotTime.slot]->prbAlloc;
+
+ /* Check if PRACH is also scheduled in this slot */
+ checkOccasion = schCheckPrachOcc(cell, slotTime);
+ if(checkOccasion)
+ {
+ reservedPrbStart = cell->cellCfg.ulCfgCommon.schInitialUlBwp.schRachCfg.prachCfgGeneric.msg1FreqStart;
+ reservedPrbEnd = reservedPrbStart + (schCalcPrachNumRb(cell)) -1;
+ }
+ }
+ else
+ {
+ DU_LOG("\nERROR --> SCH: Invalid Direction!");
+ return (maxFreePRB);
+ }
+
+ freePrbNode = prbAlloc->freePrbBlockList.first;
+ while(freePrbNode)
+ {
+ freePrbBlock = (FreePrbBlock *)freePrbNode->node;
+
+ /*For block with same numFreeBlocks, choose the one with HighestPRB range
+ *Since FreeBLockList are arranged in Descending order of PRB range thus Skipping this block*/
+ if(maxFreePRB >= freePrbBlock->numFreePrb)
+ {
+ //skip this block
+ freePrbNode = freePrbNode->next;
+ continue;
+ }
+
+ /* If Broadcast/Prach message is scheduled in this slot, then check if its PRBs belong to the current free block.
+ * Since SSB/SIB1 PRB location is fixed, these PRBs cannot be allocated to other message in same slot */
+ if(checkOccasion &&
+ ((reservedPrbStart >= freePrbBlock->startPrb) && (reservedPrbStart <= freePrbBlock->endPrb)) && \
+ ((reservedPrbEnd >= freePrbBlock->startPrb) && (reservedPrbEnd <= freePrbBlock->endPrb)))
+ {
+
+ /* Implmentation is done such that highest-numbered free-RB is Checked first
+ and freePRB in this block is greater than Max till now */
+ if((freePrbBlock->endPrb > reservedPrbEnd) && ((freePrbBlock->endPrb - reservedPrbEnd) > maxFreePRB))
+ {
+ /* If sufficient free PRBs are available above reserved message*/
+ *startPrb = reservedPrbEnd + 1;
+ maxFreePRB = (freePrbBlock->endPrb - reservedPrbEnd);
+ }
+ /*Also check the other freeBlock (i.e. Above the reserved message) for MAX FREE PRB*/
+ if((reservedPrbStart > freePrbBlock->startPrb) && ((reservedPrbStart - freePrbBlock->startPrb) > maxFreePRB))
+ {
+ /* If free PRBs are available below reserved message*/
+ *startPrb = freePrbBlock->startPrb;
+ maxFreePRB = (reservedPrbStart - freePrbBlock->startPrb);
+ }
+ }
+ else //Best Block
+ {
+ if(maxFreePRB < freePrbBlock->numFreePrb)
+ {
+ *startPrb = freePrbBlock->startPrb;
+ maxFreePRB = freePrbBlock->numFreePrb;
+ }
+
+ }
+ freePrbNode = freePrbNode->next;
+ }
+ return(maxFreePRB);
+}
+
+/*******************************************************************************
+ *
+ * @brief This function is used to send Slice Cfg rsp to MAC
+ *
+ * @details
+ *
+ * Function : SchSendSliceCfgRspToMac
+ *
+ * Functionality:
+ * function is used to send Slice Cfg rsp to MAC
+ *
+ * @params[in] Pst *pst, SchSliceCfgRsp sliceCfgRsp
+ *
+ * @return- void
+ *
+ * ********************************************************************************/
+void SchSendSliceCfgRspToMac(Inst inst, SchSliceCfgRsp sliceCfgRsp)
+{
+ Pst rspPst;
+
+ memset(&rspPst, 0, sizeof(Pst));
+ FILL_PST_SCH_TO_MAC(rspPst, inst);
+ rspPst.event = EVENT_SLICE_CFG_RSP_TO_MAC;
+
+ MacMessageRouter(&rspPst, (void *)&sliceCfgRsp);
+
+}
+
+/*******************************************************************************
+ *
+ * @brief This function is used to store or modify the slice configuration Sch DB
+ *
+ * @details
+ *
+ * Function : addOrModifySliceCfgInSchDb
+ *
+ * Functionality:
+ * function is used to store or modify the slice configuration Sch DB
+ *
+ * @params[in] SchSliceCfg *storeSliceCfg, SchSliceCfgReq *cfgReq,
+ * SchSliceCfgRsp cfgRsp, uint8_t count
+ *
+ * @return
+ * ROK - Success
+ * RFAILED - Failure
+ *
+ * ********************************************************************************/
+uint8_t addSliceCfgInSchDb(CmLListCp *sliceCfgInDb, SchRrmPolicyOfSlice *cfgReq)
+{
+ SchRrmPolicyOfSlice *sliceToStore;
+
+ SCH_ALLOC(sliceToStore, sizeof(SchRrmPolicyOfSlice));
+ if(sliceToStore)
+ {
+ memcpy(&sliceToStore->snssai, &cfgReq->snssai, sizeof(Snssai));
+ memcpy(&sliceToStore->rrmPolicyRatioInfo, &cfgReq->rrmPolicyRatioInfo, sizeof(SchRrmPolicyRatio));
+ addNodeToLList(sliceCfgInDb, sliceToStore, NULL);
+ }
+ else
+ {
+ DU_LOG("\nERROR --> SCH : Memory allocation failed in addOrModifySliceCfgInSchDb");
+ return RFAILED;
+ }
+ return ROK;
+}
+
+/*******************************************************************************
+ *
+ * @brief fill slice configuration response
+ *
+ * @details
+ *
+ * Function : fillSliceCfgRsp
+ *
+ * Functionality:
+ * fill slice configuration response
+ *
+ * @params[in] SchCellCb, SchSliceCfgReq, SchSliceCfgRsp,uint8_t count
+ *
+ * @return
+ * ROK - Success
+ * RFAILED - Failure
+ *
+ * ********************************************************************************/
+uint8_t fillSliceCfgRsp(Inst inst, CmLListCp *storedSliceCfg, SchCellCb *cellCb, SchSliceCfgReq *schSliceCfgReq)
+{
+ SchMacRsp sliceFound;
+ uint8_t cfgIdx = 0, sliceIdx = 0, plmnIdx = 0, ret =ROK;
+ SchSliceCfgRsp schSliceCfgRsp;
+
+ for(cfgIdx = 0; cfgIdx<schSliceCfgReq->numOfConfiguredSlice; cfgIdx++)
+ {
+ sliceFound = RSP_NOK;
+ /* Here comparing the slice cfg request with the slice stored in cellCfg */
+ for(plmnIdx = 0; plmnIdx < MAX_PLMN; plmnIdx++)
+ {
+ for(sliceIdx = 0; sliceIdx<cellCb->cellCfg.plmnInfoList[plmnIdx].numSliceSupport; sliceIdx++)
+ {
+ /* If we find the SliceCfgReq's SNSSAI in CellCb's SNSSAI DB, we mark this slice as configured and add it to Sch's DB. */
+ if(!memcmp(&schSliceCfgReq->listOfSlices[cfgIdx]->snssai, cellCb->cellCfg.plmnInfoList[plmnIdx].snssai[sliceIdx], sizeof(Snssai)))
+ {
+ if(addSliceCfgInSchDb(storedSliceCfg, schSliceCfgReq->listOfSlices[cfgIdx]) == ROK)
+ {
+ sliceFound = RSP_OK;
+ schSliceCfgRsp.cause = SLICE_CONFIGURED;
+ }
+ else
+ {
+ DU_LOG("\nERROR --> SCH : Failed to store slice configuration in SchDb");
+ schSliceCfgRsp.cause = RESOURCE_NOT_AVAILABLE;
+ ret = RFAILED;
+ }
+ plmnIdx = MAX_PLMN;
+ break;
+ }
+ }
+ }
+
+ if((sliceFound == RSP_NOK) && (schSliceCfgRsp.cause != RESOURCE_NOT_AVAILABLE))
+ schSliceCfgRsp.cause = SLICE_NOT_FOUND;
+
+ schSliceCfgRsp.snssai = schSliceCfgReq->listOfSlices[cfgIdx]->snssai;
+ schSliceCfgRsp.rsp = sliceFound;
+ SchSendSliceCfgRspToMac(inst, schSliceCfgRsp);
+ }
+ return ret;
+}
+
+/*******************************************************************************
+ *
+ * @brief This function is used to free the slice cfg and re cfg request pointer
+ *
+ * @details
+ *
+ * Function : freeSchSliceCfgReq
+ *
+ * Functionality:
+ * function is used to free the slice cfg and re cfg request pointer
+ *
+ * @params[in] Pst *pst, SchSliceCfgReq *schSliceCfgReq
+ *
+ * @return
+ * ROK - Success
+ * RFAILED - Failure
+ * ********************************************************************************/
+void freeSchSliceCfgReq(SchSliceCfgReq *sliceCfgReq)
+{
+ uint8_t cfgIdx = 0;
+
+ if(sliceCfgReq)
+ {
+ if(sliceCfgReq->numOfConfiguredSlice)
+ {
+ for(cfgIdx = 0; cfgIdx<sliceCfgReq->numOfConfiguredSlice; cfgIdx++)
+ {
+ if(sliceCfgReq->listOfSlices[cfgIdx])
+ {
+ SCH_FREE(sliceCfgReq->listOfSlices[cfgIdx], sizeof(SchRrmPolicyOfSlice));
+ }
+ }
+ SCH_FREE(sliceCfgReq->listOfSlices, sliceCfgReq->numOfConfiguredSlice * sizeof(SchRrmPolicyOfSlice*));
+ }
+ SCH_FREE(sliceCfgReq, sizeof(SchSliceCfgReq));
+ }
+}
+/*******************************************************************************
+ *
+ * @brief This function is used to store the slice configuration Sch DB
+ *
+ * @details
+ *
+ * Function : SchProcSliceCfgReq
+ *
+ * Functionality:
+ * function is used to store the slice configuration Sch DB
+ *
+ * @params[in] Pst *pst, SchSliceCfgReq *schSliceCfgReq
+ *
+ * @return
+ * ROK - Success
+ * RFAILED - Failure
+ *
+ * ********************************************************************************/
+uint8_t SchProcSliceCfgReq(Pst *pst, SchSliceCfgReq *schSliceCfgReq)
+{
+ uint8_t ret = ROK;
+ Inst inst = pst->dstInst - SCH_INST_START;
+
+ DU_LOG("\nINFO --> SCH : Received Slice Cfg request from MAC");
+ if(schSliceCfgReq)
+ {
+ if(schSliceCfgReq->listOfSlices)
+ {
+ /* filling the slice configuration response of each slice */
+ if(fillSliceCfgRsp(inst, &schCb[inst].sliceCfg, schCb[inst].cells[0], schSliceCfgReq) != ROK)
+ {
+ DU_LOG("\nERROR --> SCH : Failed to fill the slice cfg rsp");
+ ret = RFAILED;
+ }
+ freeSchSliceCfgReq(schSliceCfgReq);
+ }
+ }
+ else
+ {
+ DU_LOG("\nERROR --> SCH : Received SchSliceCfgReq is NULL");
+ ret = RFAILED;
+ }
+ return ret;
+}
+
+/*******************************************************************************
+ *
+ * @brief This function is used to send Slice re Cfg rsp to MAC
+ *
+ * @details
+ *
+ * Function : SchSendSliceRecfgRspToMac
+ *
+ * Functionality:
+ * function is used to send Slice re Cfg rsp to MAC
+ *
+ * @params[in] Pst *pst, SchSliceRecfgRsp schSliceRecfgRsp
+ *
+ * @return- void
+ *
+ * ********************************************************************************/
+void SchSendSliceRecfgRspToMac(Inst inst, SchSliceRecfgRsp schSliceRecfgRsp)
+{
+ Pst rspPst;
+
+ memset(&rspPst, 0, sizeof(Pst));
+ FILL_PST_SCH_TO_MAC(rspPst, inst);
+ rspPst.event = EVENT_SLICE_RECFG_RSP_TO_MAC;
+
+ MacMessageRouter(&rspPst, (void *)&schSliceRecfgRsp);
+}
+
+/*******************************************************************************
+ *
+ * @brief fill slice configuration response
+ *
+ * @details
+ *
+ * Function : fillSliceRecfgRsp
+ *
+ * Functionality: fill slice reconfiguration response
+ *
+ * @params[in] SchCellCb, SchSliceCfgReq, SchSliceCfgRsp,uint8_t count
+ *
+ * @return
+ * ROK - Success
+ * RFAILED - Failure
+ *
+ * ********************************************************************************/
+
+uint8_t fillSliceRecfgRsp(Inst inst, CmLListCp *storedSliceCfg, SchSliceRecfgReq *schSliceRecfgReq)
+{
+ SchMacRsp sliceFound;
+ uint8_t cfgIdx = 0;
+ SchRrmPolicyOfSlice *rrmPolicyOfSlices;
+ SchSliceRecfgRsp schSliceRecfgRsp;
+
+ for(cfgIdx = 0; cfgIdx<schSliceRecfgReq->numOfConfiguredSlice; cfgIdx++)
+ {
+ sliceFound = RSP_NOK;
+ /* Here comparing the slice recfg request with the StoredSliceCfg */
+ CmLList *sliceCfg = storedSliceCfg->first;
+
+ while(sliceCfg)
+ {
+ rrmPolicyOfSlices = (SchRrmPolicyOfSlice*)sliceCfg->node;
+
+ if(rrmPolicyOfSlices && (memcmp(&schSliceRecfgReq->listOfSlices[cfgIdx]->snssai, &(rrmPolicyOfSlices->snssai), sizeof(Snssai)) == 0))
+ {
+ memcpy(&rrmPolicyOfSlices->rrmPolicyRatioInfo, &schSliceRecfgReq->listOfSlices[cfgIdx]->rrmPolicyRatioInfo, sizeof(SchRrmPolicyRatio));
+ sliceFound = RSP_OK;
+ break;
+ }
+ sliceCfg = sliceCfg->next;
+ }
+
+ schSliceRecfgRsp.snssai = schSliceRecfgReq->listOfSlices[cfgIdx]->snssai;
+ schSliceRecfgRsp.rsp = sliceFound;
+ if(schSliceRecfgRsp.rsp == RSP_OK)
+ schSliceRecfgRsp.cause = SLICE_RECONFIGURED;
+ else
+ schSliceRecfgRsp.cause = SLICE_NOT_FOUND;
+ SchSendSliceRecfgRspToMac(inst, schSliceRecfgRsp);
+ }
+ return ROK;
+}
+/*******************************************************************************
+ *
+ * @brief This function is used to store the slice reconfiguration Sch DB
+ *
+ * @details
+ *
+ * Function : SchProcSliceRecfgReq
+ *
+ * Functionality:
+ * function is used to store the slice re configuration Sch DB
+ *
+ * @params[in] Pst *pst, SchSliceRecfgReq *schSliceRecfgReq
+ *
+ * @return
+ * ROK - Success
+ * RFAILED - Failure
+ *
+ * ********************************************************************************/
+uint8_t SchProcSliceRecfgReq(Pst *pst, SchSliceRecfgReq *schSliceRecfgReq)
+{
+ uint8_t ret = ROK;
+ Inst inst = pst->dstInst - SCH_INST_START;
+
+ DU_LOG("\nINFO --> SCH : Received Slice ReCfg request from MAC");
+ if(schSliceRecfgReq)
+ {
+ if(schSliceRecfgReq->listOfSlices)
+ {
+ /* filling the slice configuration response of each slice */
+ if(fillSliceRecfgRsp(inst, &schCb[inst].sliceCfg, schSliceRecfgReq) != ROK)
+ {
+ DU_LOG("\nERROR --> SCH : Failed to fill sch slice cfg response");
+ ret = RFAILED;
+ }
+ freeSchSliceCfgReq(schSliceRecfgReq);
+ }
+ }
+ else
+ {
+ DU_LOG("\nERROR --> SCH : Received SchSliceRecfgReq is NULL");
+
+ }
+ return ret;
+}
+
+/****************************************************************************
+ *
+ * @brief Stores the Paging Configuration from DU APP in CellCb
+ *
+ * @details
+ *
+ * Function : schProcPagingParam
+ *
+ * Functionality:
+ * Process the Paging Configuration when FirstPDCCHMonitoring for
+ * Paging Ocassion is not present.
+ *
+ * As per 38.304 Sec 7.1,
+ * "When firstPDCCH-MonitoringOccasionOfPO is present, the
+ * starting PDCCH monitoring occasion number of (i_s + 1)th PO is the
+ * (i_s + 1)th value of the firstPDCCHMonitoringOccasionOfPO
+ * parameter; otherwise, it is equal to i_s * S."
+ * "S = number of actual transmitted SSBs determined according
+ * to ssb-PositionsInBurst in SIB1"
+ *
+ * @params[in] SchCellCb *cell
+ *
+ * @return void
+ *
+ *************************************************************************/
+void schProcPagingCfg(SchCellCb *cell)
+{
+ SchPcchCfg *pageCfgRcvd = NULL;
+ uint8_t i_sIdx = 0;
+
+ pageCfgRcvd = &(cell->cellCfg.dlCfgCommon.schPcchCfg);
+
+ if(pageCfgRcvd->poPresent == TRUE)
+ {
+ /*Fetching first Pdcch Monitoring Occasion for SFN (i_s + 1)th*/
+ for(i_sIdx = 0; i_sIdx < pageCfgRcvd->numPO; i_sIdx++)
+ {
+ cell->pageCb.pagMonOcc[i_sIdx].pagingOccSlot = pageCfgRcvd->pagingOcc[i_sIdx] / MAX_SYMB_PER_SLOT ;
+ if ((pageCfgRcvd->pagingOcc[i_sIdx] % MAX_SYMB_PER_SLOT) != 0 )
+ {
+ cell->pageCb.pagMonOcc[i_sIdx].pagingOccSlot++;
+ }
+
+ cell->pageCb.pagMonOcc[i_sIdx].frameOffset = 0;
+
+ }
+ }
+ else
+ {
+ schCfgPdcchMonOccOfPO(cell);
+ }
+}
+
+/****************************************************************************
+ *
+ * @brief Calculate PO if not present in Configuration
+ *
+ * @details
+ *
+ * Function : schCfgPdcchMonOccOfPO
+ *
+ * Functionality: In this function, PO are calculated i_s * S because
+ * FirstPDCCHMonitoring_ForPO is not present.
+ *
+ * @params[in] SchCellCb *cellCb
+ *
+ * @return void
+ *
+ *************************************************************************/
+void schCfgPdcchMonOccOfPO(SchCellCb *cell)
+{
+ uint8_t cnt = 0, incr = 1, i_sIdx = 0, frameOffSet = 0;
+ uint8_t nsValue = cell->cellCfg.dlCfgCommon.schPcchCfg.numPO;
+ uint8_t totalNumSsb = countSetBits(cell->cellCfg.ssbPosInBurst[0]);
+ SlotTimingInfo tmpTimingInfo, pdcchTime;
+
+ /*Starting with First Sfn and slot*/
+ tmpTimingInfo.sfn = 0;
+ tmpTimingInfo.slot = 0;
+
+ pdcchTime = tmpTimingInfo;
+
+ while(i_sIdx < nsValue)
+ {
+ /*Increment frame Offset if PO falls on next SFN*/
+ if(pdcchTime.sfn != tmpTimingInfo.sfn)
+ {
+ frameOffSet++;
+ }
+ pdcchTime = tmpTimingInfo;
+ schIncrSlot(&(tmpTimingInfo), incr, cell->numSlots);
+
+ if (i_sIdx == 0)
+ {
+ cell->pageCb.pagMonOcc[i_sIdx].pagingOccSlot = pdcchTime.slot;
+ cell->pageCb.pagMonOcc[i_sIdx].frameOffset = frameOffSet;
+ i_sIdx++;
+ }
+ else
+ {
+ cnt++;
+ if((cnt == totalNumSsb) && (i_sIdx < MAX_PO_PER_PF))
+ {
+ cell->pageCb.pagMonOcc[i_sIdx].pagingOccSlot = pdcchTime.slot;
+ cell->pageCb.pagMonOcc[i_sIdx].frameOffset = frameOffSet;
+ cnt = 0;
+ i_sIdx++;
+ }
+ }
+ }
+}
+
+/****************************************************************************
+ *
+ * @brief Storing the paging information in SCH database
+ *
+ * @details
+ *
+ * Function : schAddPagingIndtoList
+ *
+ * Functionality: Storing the paging information in SCH database
+ *
+ * @params[in] CmLListCp *storedPageList, CmLList *pageIndInfo
+ *
+ * @return ROK - sucess
+ * RFAILED - failure
+ *
+ *************************************************************************/
+uint8_t schAddPagingIndtoList(CmLListCp *storedPageList,void * pageIndInfo)
+{
+ CmLList *firstNodeOfList = NULLP;
+ CmLList *currentNodeInfo = NULLP;
+ SchPageInfo *tempNode = NULLP, *recvdNode = NULLP;
+
+ recvdNode = (SchPageInfo*) pageIndInfo;
+ CM_LLIST_FIRST_NODE(storedPageList,firstNodeOfList);
+
+ SCH_ALLOC(currentNodeInfo, sizeof(CmLList));
+ if(!currentNodeInfo)
+ {
+ DU_LOG("\nERROR --> SCH : schAddPagingIndtoList() : Memory allocation failed");
+ return RFAILED;
+ }
+
+ currentNodeInfo->node = (PTR)pageIndInfo;
+ while(firstNodeOfList)
+ {
+ tempNode = (SchPageInfo*)(firstNodeOfList->node);
+ if ((recvdNode->pageTxTime.slot < tempNode->pageTxTime.slot))
+ {
+ cmLListInsCrnt(storedPageList, currentNodeInfo);
+ break;
+ }
+ else if ((recvdNode->pageTxTime.slot == tempNode->pageTxTime.slot))
+ {
+ DU_LOG("\nERROR --> SCH : schAddPagingIndtoList() : Slot[%d] is already present in the list", recvdNode->pageTxTime.slot);
+ return RFAILED;
+ }
+ else
+ {
+ CM_LLIST_NEXT_NODE(storedPageList, firstNodeOfList);
+ }
+ }
+
+ if(!firstNodeOfList)
+ {
+ cmLListAdd2Tail(storedPageList, currentNodeInfo);
+ }
+ DU_LOG("\nDEBUG --> SCH : Paging information is stored successfully for PF:%d, Slot:%d",\
+ recvdNode->pageTxTime.sfn, recvdNode->pageTxTime.slot);
return ROK;
}
+
+/****************************************************************************
+ *
+ * @brief Process paging indication at SCH recevied form MAC
+ *
+ * @details
+ *
+ * Function : SchProcPagingInd
+ *
+ * Functionality: Process paging indication at SCH recevied form MAC
+ *
+ * @params[in] Pst *pst, SchPageInd *pageInd
+ *
+ * @return void
+ *
+ *************************************************************************/
+uint8_t SchProcPagingInd(Pst *pst, SchPageInd *pageInd)
+{
+ uint8_t ret = RFAILED;
+ uint16_t cellIdx = 0;
+ Inst inst = pst->dstInst - SCH_INST_START;
+ SchCellCb *cellCb = NULLP;
+ SchPageInfo *pageInfo = NULLP;
+
+ if(pageInd)
+ {
+ DU_LOG("\nDEBUG --> SCH : Received paging indication from MAC for cellId[%d]",\
+ pageInd->cellId);
+
+ /* Fetch Cell CB */
+ for(cellIdx = 0; cellIdx < MAX_NUM_CELL; cellIdx++)
+ {
+ if((schCb[inst].cells[cellIdx]) && (schCb[inst].cells[cellIdx]->cellId == pageInd->cellId))
+ {
+ cellCb = schCb[inst].cells[cellIdx];
+ break;
+ }
+ }
+ if(cellCb)
+ {
+ if(pageInd->i_s > cellCb->cellCfg.dlCfgCommon.schPcchCfg.numPO)
+ {
+ DU_LOG("\nERROR --> SCH : SchProcPagingInd(): i_s should not be greater than number of paging occasion");
+ }
+ else
+ {
+ SCH_ALLOC(pageInfo, sizeof(SchPageInfo));
+ if(pageInfo)
+ {
+ pageInfo->pf = pageInd->pf;
+ pageInfo->i_s = pageInd->i_s;
+ pageInfo->pageTxTime.cellId = pageInd->cellId;
+ pageInfo->pageTxTime.sfn = (pageInd->pf + cellCb->pageCb.pagMonOcc[pageInd->i_s].frameOffset) % MAX_SFN;
+ pageInfo->pageTxTime.slot = cellCb->pageCb.pagMonOcc[pageInd->i_s].pagingOccSlot;
+ pageInfo->mcs = DEFAULT_MCS;
+ pageInfo->msgLen = pageInd->pduLen;
+ SCH_ALLOC(pageInfo->pagePdu, pageInfo->msgLen);
+ if(!pageInfo->pagePdu)
+ {
+ DU_LOG("\nERROR --> SCH : SchProcPagingInd(): Failed to allocate memory");
+ }
+ else
+ {
+ memcpy(pageInfo->pagePdu, pageInd->pagePdu, pageInfo->msgLen);
+ ret = schAddPagingIndtoList(&cellCb->pageCb.pageIndInfoRecord[pageInfo->pageTxTime.sfn], pageInfo);
+ if(ret != ROK)
+ {
+ DU_LOG("\nERROR --> SCH : SchProcPagingInd(): Failed to store paging record");
+ }
+ }
+ }
+ else
+ {
+ DU_LOG("\nERROR --> SCH : SchProcPagingInd(): Failed to allocate memory");
+ }
+ }
+ }
+ else
+ {
+ DU_LOG("\nERROR --> SCH : Cell ID [%d] not found", pageInd->cellId);
+ }
+ SCH_FREE(pageInd->pagePdu, pageInd->pduLen);
+ SCH_FREE(pageInd, sizeof(SchPageInd));
+ }
+ else
+ {
+ DU_LOG("\nERROR --> SCH : SchProcPagingInd(): Received null pointer");
+ }
+ return ret;
+}
+
+\f
+/***********************************************************
+ *
+ * Func : SchFillCfmPst
+ *
+ *
+ * Desc : Fills the Confirmation Post Structure cfmPst using the reqPst
+ * and the cfm->hdr.response.
+ *
+ *
+ * Ret : Void
+ *
+ * Notes:
+ *
+ * File : rg_sch_lmm.c
+ *
+ **********************************************************/
+Void SchFillCfmPst
+(
+Pst *reqPst,
+Pst *cfmPst,
+RgMngmt *cfm
+)
+{
+ Inst inst;
+
+ inst = (reqPst->dstInst - SCH_INST_START);
+
+ cfmPst->srcEnt = ENTMAC;
+ cfmPst->srcInst = (Inst) 1;
+ cfmPst->srcProcId = schCb[inst].schInit.procId;
+ cfmPst->dstEnt = ENTMAC;
+ cfmPst->dstInst = (Inst) 0;
+ cfmPst->dstProcId = reqPst->srcProcId;
+
+ cfmPst->selector = cfm->hdr.response.selector;
+ cfmPst->region = cfm->hdr.response.mem.region;
+ cfmPst->pool = cfm->hdr.response.mem.pool;
+
+ return;
+}
+
+/*******************************************************************
+ *
+ * @brief Processes DL CQI ind from MAC
+ *
+ * @details
+ *
+ * Function : SchProcDlCqiInd
+ *
+ * Functionality:
+ * Processes DL CQI ind from MAC
+ *
+ * @params[in]
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t SchProcDlCqiInd(Pst *pst, SchDlCqiInd *dlCqiInd)
+{
+ uint8_t ret = ROK;
+ uint16_t ueId = 0, cellIdx = 0;
+ SchUeCb *ueCb = NULLP;
+ SchCellCb *cell = NULLP;
+ Inst inst = pst->dstInst-SCH_INST_START;
+
+ if(!dlCqiInd)
+ {
+ DU_LOG("\nERROR --> SCH : SchProcDlCqiInd(): CQI Ind is empty");
+ ret = RFAILED;
+ }
+ else
+ {
+ GET_CELL_IDX(dlCqiInd->cellId, cellIdx);
+ cell = schCb[inst].cells[cellIdx];
+ if(cell == NULLP)
+ {
+ DU_LOG("\nERROR --> SCH : SchProcDlCqiInd(): cell Id[%d] not found", dlCqiInd->cellId);
+ ret = RFAILED;
+ }
+ else
+ {
+ if(cell->cellId == dlCqiInd->cellId)
+ {
+ GET_UE_ID(dlCqiInd->crnti, ueId);
+ ueCb = &cell->ueCb[ueId-1];
+ if(ueCb->crnti != dlCqiInd->crnti)
+ {
+ DU_LOG("\nERROR --> SCH : SchProcDlCqiInd(): UeCb for received crnti[%d] not found", dlCqiInd->crnti);
+ ret = RFAILED;
+ }
+ else
+ {
+ /*TODO: complete the processing of DL CQI Ind*/
+ }
+ }
+ else
+ {
+ DU_LOG("\nERROR --> SCH : SchProcDlCqiInd(): Received cell Id[%d] from MAC is not matching with CellID[%d] in SCH Cb",\
+ dlCqiInd->cellId, cell->cellId);
+ ret = RFAILED;
+ }
+ }
+ }
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Processes UL CQI ind from MAC
+ *
+ * @details
+ *
+ * Function : SchProcUlCqiInd
+ *
+ * Functionality:
+ * Processes UL CQI ind from MAC
+ *
+ * @params[in]
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t SchProcUlCqiInd(Pst *pst, SchUlCqiInd *ulCqiInd)
+{
+ uint8_t ret = ROK;
+ uint16_t ueId = 0, cellIdx = 0;
+ SchUeCb *ueCb = NULLP;
+ SchCellCb *cell = NULLP;
+ Inst inst = pst->dstInst-SCH_INST_START;
+
+ if(!ulCqiInd)
+ {
+ DU_LOG("\nERROR --> SCH : SchProcUlCqiInd(): CQI Ind is empty");
+ ret = RFAILED;
+ }
+ else
+ {
+ GET_CELL_IDX(ulCqiInd->cellId, cellIdx);
+ cell = schCb[inst].cells[cellIdx];
+ if(cell == NULLP)
+ {
+ DU_LOG("\nERROR --> SCH : SchProcUlCqiInd(): cell Id[%d] not found", ulCqiInd->cellId);
+ ret = RFAILED;
+ }
+ else
+ {
+ if(cell->cellId == ulCqiInd->cellId)
+ {
+ GET_UE_ID(ulCqiInd->crnti, ueId);
+ ueCb = &cell->ueCb[ueId-1];
+ if(ueCb->crnti != ulCqiInd->crnti)
+ {
+ DU_LOG("\nERROR --> SCH : SchProcUlCqiInd(): UeCb for received crnti[%d] not found",ulCqiInd->crnti);
+ ret = RFAILED;
+ }
+ else
+ {
+ /*TODO: complete the processing of UL CQI Ind*/
+ }
+ }
+ else
+ {
+ DU_LOG("\nERROR --> SCH : SchProcUlCqiInd(): Received cell Id[%d] from MAC is not matching with CellId[%d] in SCH Cb",\
+ ulCqiInd->cellId, cell->cellId);
+ ret = RFAILED;
+ }
+ }
+ }
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Processes PHR ind from MAC
+ *
+ * @details
+ *
+ * Function : SchProcPhrInd
+ *
+ * Functionality:
+ * Processes PHR ind from MAC
+ *
+ * @params[in]
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t SchProcPhrInd(Pst *pst, SchPwrHeadroomInd *schPhrInd)
+{
+ uint8_t ret = ROK;
+ uint16_t ueId = 0, cellIdx = 0;
+ SchUeCb *ueCb = NULLP;
+ SchCellCb *cell = NULLP;
+ Inst inst = pst->dstInst-SCH_INST_START;
+
+ if(!schPhrInd)
+ {
+ DU_LOG("\nERROR --> SCH : SchProcPhrInd(): PHR is empty");
+ ret = RFAILED;
+ }
+ else
+ {
+ GET_CELL_IDX(schPhrInd->cellId, cellIdx);
+ cell = schCb[inst].cells[cellIdx];
+ if(cell == NULLP)
+ {
+ DU_LOG("\nERROR --> SCH : schProcPhrInd(): cell Id[%d] is not found", schPhrInd->cellId);
+ ret = RFAILED;
+ }
+ else
+ {
+ if(cell->cellId == schPhrInd->cellId)
+ {
+ GET_UE_ID(schPhrInd->crnti, ueId);
+ ueCb = &cell->ueCb[ueId-1];
+ if(ueCb->crnti != schPhrInd->crnti)
+ {
+ DU_LOG("\nERROR --> SCH : SchProcPhrInd(): UeCb for received crnti[%d] not found",schPhrInd->crnti);
+ ret = RFAILED;
+ }
+ else
+ {
+ /*TODO: complete the processing of PHR Ind*/
+ }
+ }
+ else
+ {
+ DU_LOG("\nERROR --> SCH : SchProcPhrInd(): Mismatch between Received cell Id[%d] from MAC and CellID[%d] in SCH CB ",\
+ schPhrInd->cellId, cell->cellId);
+ ret = RFAILED;
+ }
+ }
+ }
+ return ret;
+}
+
/**********************************************************************
End of file
**********************************************************************/
Code Review / o-du / l2.git / blobdiff