X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?a=blobdiff_plain;f=src%2F5gnrsch%2Fsch_common.c;h=a16cda5423efb9071bfc919bce647cec25a84298;hb=2bd852089c3226f721d83b30f816b90f803237f6;hp=859671d0687df0ccc06549aab9f2a25899932b85;hpb=8c0d3b68f4e2983fa0e601484cafcbfda69787d5;p=o-du%2Fl2.git diff --git a/src/5gnrsch/sch_common.c b/src/5gnrsch/sch_common.c index 859671d06..a16cda542 100644 --- a/src/5gnrsch/sch_common.c +++ b/src/5gnrsch/sch_common.c @@ -320,12 +320,14 @@ uint8_t fillUlSchedPucchFormat(uint8_t pucchFormat, SchPucchInfo *ulSchedPucch,\ * @return void **/ -uint8_t fillUlSchedPucchDedicatedCfg(uint16_t numSlots, SchPucchCfg *pucchDedCfg,\ +uint8_t fillUlSchedPucchDedicatedCfg(SchCellCb *cell, SchPucchCfg *pucchDedCfg,\ SlotTimingInfo *slotInfo, SchPucchInfo *ulSchedPucch) { uint8_t ret, resrcSetIdx, resrcIdx, schedReqIdx, srPeriodicity = 0; uint16_t srOffset = 0; - + uint16_t numSlots = cell->numSlots; + bool isAllocated = false; + uint16_t pucchStartPrb; ret = ROK; if(pucchDedCfg->resrcSet && pucchDedCfg->resrc) { @@ -335,20 +337,31 @@ uint8_t fillUlSchedPucchDedicatedCfg(uint16_t numSlots, SchPucchCfg *pucchDedCfg for(resrcIdx = 0; resrcIdx < pucchDedCfg->resrc->resrcToAddModListCount; resrcIdx++) { if(pucchDedCfg->resrcSet->resrcSetToAddModList[resrcSetIdx].resrcList[resrcSetIdx] ==\ - pucchDedCfg->resrc->resrcToAddModList[resrcIdx].resrcId) - { + pucchDedCfg->resrc->resrcToAddModList[resrcIdx].resrcId) + { ulSchedPucch->intraFreqHop = pucchDedCfg->resrc->resrcToAddModList[resrcIdx].intraFreqHop; ulSchedPucch->secondPrbHop = pucchDedCfg->resrc->resrcToAddModList[resrcIdx].secondPrbHop; ulSchedPucch->fdAlloc.startPrb = pucchDedCfg->resrc->resrcToAddModList[resrcIdx].startPrb; - ulSchedPucch->pucchFormat = pucchDedCfg->resrc->resrcToAddModList[resrcIdx].pucchFormat; - ret = fillUlSchedPucchFormat(ulSchedPucch->pucchFormat, ulSchedPucch,\ - &pucchDedCfg->resrc->resrcToAddModList[resrcIdx], NULLP); - if(ret == RFAILED) - return ret; - } + ulSchedPucch->pucchFormat = pucchDedCfg->resrc->resrcToAddModList[resrcIdx].pucchFormat; + ret = fillUlSchedPucchFormat(ulSchedPucch->pucchFormat, ulSchedPucch,\ + &pucchDedCfg->resrc->resrcToAddModList[resrcIdx], NULLP); + if(ret == RFAILED) + return ret; + + pucchStartPrb = pucchDedCfg->resrc->resrcToAddModList[resrcIdx].startPrb; + ret = allocatePrbUl(cell, *slotInfo, ulSchedPucch->tdAlloc.startSymb, ulSchedPucch->tdAlloc.numSymb, &pucchStartPrb, PUCCH_NUM_PRB_FORMAT_0_1_4); + if(ret == ROK) + { + isAllocated = true; + break; + } + } } + if(isAllocated) + break; } } + if(pucchDedCfg->format1) { memset(&ulSchedPucch->cmnFormatCfg, 0, sizeof(SchPucchFormatCfg)); @@ -356,7 +369,12 @@ uint8_t fillUlSchedPucchDedicatedCfg(uint16_t numSlots, SchPucchCfg *pucchDedCfg if(ret == RFAILED) return ret; } - + + if(!isAllocated) + { + return RFAILED; + } + /* setting SR and UCI flag */ if(pucchDedCfg->schedReq) { @@ -371,6 +389,7 @@ uint8_t fillUlSchedPucchDedicatedCfg(uint16_t numSlots, SchPucchCfg *pucchDedCfg ulSchedPucch->srFlag = true; ulSchedPucch->uciFlag = true; } + ulSchedPucch->harqFlag = true;//check how to enable? } return ret; } @@ -388,19 +407,21 @@ uint8_t fillUlSchedPucchDedicatedCfg(uint16_t numSlots, SchPucchCfg *pucchDedCfg * @return ROK/RFAILED **/ -uint16_t fillPucchResourceInfo(SchPucchInfo *schPucchInfo, Inst inst) +uint16_t fillPucchResourceInfo(SchPucchInfo *schPucchInfo, Inst inst, SlotTimingInfo slotInfo) { - uint8_t ret = ROK, ueIdx = 0, pucchIdx = 0; + uint8_t ret = ROK, ueId = 0, ueIdx = 0, pucchIdx = 0; SchCellCb *cell = schCb[inst].cells[inst]; SchPucchCfgCmn *pucchCfg = NULLP; SchBwpParams *ulBwp = NULLP; + uint16_t startPrb; - GET_UE_IDX(schPucchInfo->rnti, ueIdx); + GET_UE_ID(schPucchInfo->rnti, ueId); + ueIdx = ueId -1; if(cell->ueCb[ueIdx].ueCfg.spCellCfg.servCellCfg.initUlBwp.pucchCfgPres) { /* fill pucch dedicated cfg */ - ret = fillUlSchedPucchDedicatedCfg(cell->numSlots,\ - &cell->ueCb[ueIdx].ueCfg.spCellCfg.servCellCfg.initUlBwp.pucchCfg, &cell->slotInfo, schPucchInfo); + ret = fillUlSchedPucchDedicatedCfg(cell,\ + &cell->ueCb[ueIdx].ueCfg.spCellCfg.servCellCfg.initUlBwp.pucchCfg, &slotInfo, schPucchInfo); if(ret == RFAILED) { memset(schPucchInfo, 0, sizeof(SchPucchInfo)); @@ -415,20 +436,22 @@ uint16_t fillPucchResourceInfo(SchPucchInfo *schPucchInfo, Inst inst) pucchCfg = &cell->cellCfg.schInitialUlBwp.pucchCommon; pucchIdx = pucchCfg->pucchResourceCommon; ulBwp = &cell->cellCfg.schInitialUlBwp.bwp; - schPucchInfo->fdAlloc.startPrb = ulBwp->freqAlloc.startPrb + pucchResourceSet[pucchIdx][3]; - schPucchInfo->fdAlloc.numPrb = PUCCH_NUM_PRB_FORMAT_0_1_4; - schPucchInfo->tdAlloc.startSymb = pucchResourceSet[pucchIdx][1]; - schPucchInfo->tdAlloc.numSymb = pucchResourceSet[pucchIdx][2]; - schPucchInfo->pucchFormat = pucchResourceSet[pucchIdx][0]; - - /* set SR and UCI flag to false */ - schPucchInfo->srFlag = true; - schPucchInfo->uciFlag = true; + startPrb = ulBwp->freqAlloc.startPrb + pucchResourceSet[pucchIdx][3]; + ret = allocatePrbUl(cell, slotInfo, pucchResourceSet[pucchIdx][1], pucchResourceSet[pucchIdx][2],\ + &startPrb, PUCCH_NUM_PRB_FORMAT_0_1_4); + if (ret == ROK) + { + schPucchInfo->fdAlloc.startPrb = ulBwp->freqAlloc.startPrb + pucchResourceSet[pucchIdx][3]; + schPucchInfo->fdAlloc.numPrb = PUCCH_NUM_PRB_FORMAT_0_1_4; + schPucchInfo->tdAlloc.startSymb = pucchResourceSet[pucchIdx][1]; + schPucchInfo->tdAlloc.numSymb = pucchResourceSet[pucchIdx][2]; + schPucchInfo->pucchFormat = pucchResourceSet[pucchIdx][0]; + + /* set SR and UCI flag to false */ + schPucchInfo->srFlag = true; + schPucchInfo->uciFlag = true; + } } - /* set HARQ flag to true */ - schPucchInfo->harqFlag = true; - schPucchInfo->numHarqBits = 1; /* 1 bit for HARQ */ - return ROK; } @@ -477,10 +500,13 @@ uint8_t schUlResAlloc(SchCellCb *cell, Inst schInst) if(schUlSlotInfo->pucchPres) { - ulSchedInfo.dataType |= SCH_DATATYPE_UCI; - fillPucchResourceInfo(&schUlSlotInfo->schPucchInfo, schInst); - memcpy(&ulSchedInfo.schPucchInfo, &schUlSlotInfo->schPucchInfo, - sizeof(SchPucchInfo)); + ret = fillPucchResourceInfo(&schUlSlotInfo->schPucchInfo, schInst, ulTimingInfo); + if (ret == ROK) + { + ulSchedInfo.dataType |= SCH_DATATYPE_UCI; + memcpy(&ulSchedInfo.schPucchInfo, &schUlSlotInfo->schPucchInfo, + sizeof(SchPucchInfo)); + } memset(&schUlSlotInfo->schPucchInfo, 0, sizeof(SchPucchInfo)); } @@ -506,12 +532,16 @@ uint8_t schUlResAlloc(SchCellCb *cell, Inst schInst) * Functionality: * Fills pdcch and pdsch info for msg4 * - * @params[in] + * @params[in] SchCellCb *cell, SlotTimingInfo msg4Time + * @params[in] uint8_t ueId, DlMsgAlloc *dlMsgAlloc + * @params[in] uint8_t pdschStartSymbol, uint8_t pdschNumSymbols + * @params[in] bool isRetx, SchDlHqProcCb *hqP * @return ROK - success * RFAILED - failure * * ****************************************************************/ -uint8_t schDlRsrcAllocMsg4(SchCellCb *cell, SlotTimingInfo msg4Time, uint8_t ueId, DlMsgAlloc *msg4Alloc, uint8_t k0Idx) +uint8_t schDlRsrcAllocMsg4(SchCellCb *cell, SlotTimingInfo msg4Time, uint8_t ueId, DlMsgAlloc *dlMsgAlloc,\ + uint8_t pdschStartSymbol, uint8_t pdschNumSymbols, bool isRetx, SchDlHqProcCb *hqP) { uint8_t coreset0Idx = 0; uint8_t firstSymbol = 0; @@ -524,6 +554,7 @@ uint8_t schDlRsrcAllocMsg4(SchCellCb *cell, SlotTimingInfo msg4Time, uint8_t ueI PdcchCfg *pdcch = NULLP; PdschCfg *pdsch = NULLP; BwpCfg *bwp = NULLP; + DlMsgSchInfo *msg4Alloc = NULLP; if(cell == NULL) { @@ -531,20 +562,22 @@ uint8_t schDlRsrcAllocMsg4(SchCellCb *cell, SlotTimingInfo msg4Time, uint8_t ueI return RFAILED; } - if(msg4Alloc == NULL) + if(dlMsgAlloc == NULL) { - DU_LOG("\nERROR --> SCH: schDlRsrcAllocMsg4() : msg4Alloc is NULL"); + DU_LOG("\nERROR --> SCH: schDlRsrcAllocMsg4() : dlMsgAlloc is NULL"); return RFAILED; } + msg4Alloc = &dlMsgAlloc->dlMsgSchedInfo[dlMsgAlloc->numSchedInfo]; initialBwp = &cell->cellCfg.schInitialDlBwp; pdcch = &msg4Alloc->dlMsgPdcchCfg; pdsch = &msg4Alloc->dlMsgPdschCfg; bwp = &msg4Alloc->bwp; coreset0Idx = initialBwp->pdcchCommon.commonSearchSpace.coresetId; - msg4Alloc->dlMsgInfo = cell->raCb[ueId-1].dlMsgInfo; - msg4Alloc->dlMsgInfo.isMsg4Pdu = true; + fillDlMsgInfo(&msg4Alloc->dlMsgInfo, cell->raCb[ueId-1].tcrnti, isRetx, hqP); + msg4Alloc->dlMsgInfo.dlMsgPduLen = cell->raCb[ueId-1].dlMsgPduLen; + /* derive the sib1 coreset0 params from table 13-1 spec 38.213 */ numRbs = coresetIdxTable[coreset0Idx][1]; numSymbols = coresetIdxTable[coreset0Idx][2]; @@ -605,8 +638,17 @@ uint8_t schDlRsrcAllocMsg4(SchCellCb *cell, SlotTimingInfo msg4Time, uint8_t ueI pdsch->codeword[cwCount].qamModOrder = 2; pdsch->codeword[cwCount].mcsIndex = mcs; /* mcs configured to 4 */ pdsch->codeword[cwCount].mcsTable = 0; /* notqam256 */ - pdsch->codeword[cwCount].rvIndex = 0; - tbSize = schCalcTbSize(msg4Alloc->dlMsgInfo.dlMsgPduLen + TX_PAYLOAD_HDR_LEN); /* MSG4 size + FAPI header size*/ + if(isRetx != TRUE) + { + tbSize = schCalcTbSize(msg4Alloc->dlMsgInfo.dlMsgPduLen + TX_PAYLOAD_HDR_LEN); /* MSG4 size + FAPI header size*/ + hqP->tbInfo[cwCount].tbSzReq = tbSize; + pdsch->codeword[cwCount].rvIndex = 0; + } + else + { + pdsch->codeword[cwCount].rvIndex = (pdsch->codeword[cwCount].rvIndex +1) & 0x03; + tbSize = hqP->tbInfo[cwCount].tbSzReq; + } pdsch->codeword[cwCount].tbSize = tbSize; } pdsch->dataScramblingId = cell->cellCfg.phyCellId; @@ -623,13 +665,12 @@ uint8_t schDlRsrcAllocMsg4(SchCellCb *cell, SlotTimingInfo msg4Time, uint8_t ueI pdsch->dmrs.nrOfDmrsSymbols = NUM_DMRS_SYMBOLS; pdsch->dmrs.dmrsAddPos = DMRS_ADDITIONAL_POS; - pdsch->pdschTimeAlloc.timeAlloc.startSymb =initialBwp->pdschCommon.timeDomRsrcAllocList[k0Idx].startSymbol; - pdsch->pdschTimeAlloc.timeAlloc.numSymb = initialBwp->pdschCommon.timeDomRsrcAllocList[k0Idx].lengthSymbol; + pdsch->pdschTimeAlloc.timeAlloc.startSymb = pdschStartSymbol; + pdsch->pdschTimeAlloc.timeAlloc.numSymb = pdschNumSymbols; pdsch->pdschFreqAlloc.resourceAllocType = 1; /* RAT type-1 RIV format */ pdsch->pdschFreqAlloc.freqAlloc.startPrb = MAX_NUM_RB; - pdsch->pdschFreqAlloc.freqAlloc.numPrb = schCalcNumPrb(tbSize, mcs, \ - initialBwp->pdschCommon.timeDomRsrcAllocList[k0Idx].lengthSymbol); + pdsch->pdschFreqAlloc.freqAlloc.numPrb = schCalcNumPrb(tbSize, mcs, pdschNumSymbols); pdsch->pdschFreqAlloc.vrbPrbMapping = 0; /* non-interleaved */ /* Find total symbols occupied including DMRS */ @@ -664,6 +705,7 @@ uint8_t schDlRsrcAllocMsg4(SchCellCb *cell, SlotTimingInfo msg4Time, uint8_t ueI pdsch->txPdschPower.powerControlOffset = 0; pdsch->txPdschPower.powerControlOffsetSS = 0; + msg4Alloc->dlMsgInfo.isMsg4Pdu = true; return ROK; } @@ -679,23 +721,32 @@ uint8_t schDlRsrcAllocMsg4(SchCellCb *cell, SlotTimingInfo msg4Time, uint8_t ueI * Scheduling for Pucch Resource * * @params[in] SchCellCb *cell, SlotTimingInfo pucchTime, crnti + * @params[in] SchUeCb *ueCb, bool isRetx, SchDlHqProcCb *hqP * @return ROK - success * RFAILED - failure * *******************************************************************/ -uint16_t schAllocPucchResource(SchCellCb *cell, SlotTimingInfo pucchTime, uint16_t crnti) +uint16_t schAllocPucchResource(SchCellCb *cell, SlotTimingInfo pucchTime, uint16_t crnti, + SchUeCb *ueCb, bool isRetx, SchDlHqProcCb *hqP) { uint16_t pucchSlot = 0; SchUlSlotInfo *schUlSlotInfo = NULLP; - + pucchSlot = pucchTime.slot; schUlSlotInfo = cell->schUlSlotInfo[pucchSlot]; memset(&schUlSlotInfo->schPucchInfo, 0, sizeof(SchPucchInfo)); schUlSlotInfo->pucchPres = true; schUlSlotInfo->schPucchInfo.rnti = crnti; - + if(ueCb != NULLP) + { + /* set HARQ flag to true */ + schUlSlotInfo->schPucchInfo.harqFlag = true; + schUlSlotInfo->schPucchInfo.numHarqBits = 1; /* 1 bit for HARQ */ + ADD_DELTA_TO_TIME(pucchTime, pucchTime, 3); /* SLOT_DELAY=3 */ + cmLListAdd2Tail(&(ueCb->hqDlmap[pucchTime.slot]->hqList), &hqP->ulSlotLnk); + } return ROK; } @@ -710,15 +761,20 @@ uint16_t schAllocPucchResource(SchCellCb *cell, SlotTimingInfo pucchTime, uint16 * Functionality: * Fills pdcch and pdsch info for dl msg * - * @params[in] + * @params[in] SchCellCb *cell, SlotTimingInfo slotTime + * @params[in] uint16_t crnti, uint32_t tbSize + * @params[in] DlMsgAlloc *dlMsgAlloc, uint16_t startPRB + * @params[in] uint8_t pdschStartSymbol, uint8_t pdschNumSymbols + * @params[in] bool isRetx, SchDlHqProcCb *hqP * @return ROK - success * RFAILED - failure * * ****************************************************************/ uint8_t schDlRsrcAllocDlMsg(SchCellCb *cell, SlotTimingInfo slotTime, uint16_t crnti, - uint32_t tbSize, DlMsgAlloc *dlMsgAlloc, uint16_t startPRB) + uint32_t tbSize, DlMsgAlloc *dlMsgAlloc, uint16_t startPRB, uint8_t pdschStartSymbol, + uint8_t pdschNumSymbols, bool isRetx, SchDlHqProcCb *hqP) { - uint8_t ueIdx; + uint8_t ueId=0; PdcchCfg *pdcch = NULLP; PdschCfg *pdsch = NULLP; BwpCfg *bwp = NULLP; @@ -727,12 +783,12 @@ uint8_t schDlRsrcAllocDlMsg(SchCellCb *cell, SlotTimingInfo slotTime, uint16_t c SchPdschConfig pdschCfg; uint8_t dmrsStartSymbol, startSymbol, numSymbol; - pdcch = &dlMsgAlloc->dlMsgPdcchCfg; - pdsch = &dlMsgAlloc->dlMsgPdschCfg; - bwp = &dlMsgAlloc->bwp; + pdcch = &dlMsgAlloc->dlMsgSchedInfo[dlMsgAlloc->numSchedInfo].dlMsgPdcchCfg; + pdsch = &dlMsgAlloc->dlMsgSchedInfo[dlMsgAlloc->numSchedInfo].dlMsgPdschCfg; + bwp = &dlMsgAlloc->dlMsgSchedInfo[dlMsgAlloc->numSchedInfo].bwp; - GET_UE_IDX(crnti, ueIdx); - ueCb = cell->ueCb[ueIdx-1]; + GET_UE_ID(crnti, ueId); + ueCb = cell->ueCb[ueId-1]; coreset1 = ueCb.ueCfg.spCellCfg.servCellCfg.initDlBwp.pdcchCfg.cRSetToAddModList[0]; pdschCfg = ueCb.ueCfg.spCellCfg.servCellCfg.initDlBwp.pdschCfg; @@ -783,7 +839,11 @@ uint8_t schDlRsrcAllocDlMsg(SchCellCb *cell, SlotTimingInfo slotTime, uint16_t c pdsch->codeword[cwCount].mcsTable = ueCb.ueCfg.dlModInfo.mcsTable; pdsch->codeword[cwCount].rvIndex = 0; - tbSize +=TX_PAYLOAD_HDR_LEN; + if (isRetx != TRUE) + { + tbSize +=TX_PAYLOAD_HDR_LEN; + hqP->tbInfo[cwCount].tbSzReq = tbSize; + } pdsch->codeword[cwCount].tbSize = tbSize; } pdsch->dataScramblingId = cell->cellCfg.phyCellId; @@ -800,14 +860,13 @@ uint8_t schDlRsrcAllocDlMsg(SchCellCb *cell, SlotTimingInfo slotTime, uint16_t c pdsch->dmrs.nrOfDmrsSymbols = NUM_DMRS_SYMBOLS; pdsch->dmrs.dmrsAddPos = pdschCfg.dmrsDlCfgForPdschMapTypeA.addPos; - pdsch->pdschTimeAlloc.timeAlloc.startSymb = pdschCfg.timeDomRsrcAllociList[0].startSymbol; - pdsch->pdschTimeAlloc.timeAlloc.numSymb = pdschCfg.timeDomRsrcAllociList[0].symbolLength; + pdsch->pdschTimeAlloc.timeAlloc.startSymb = pdschStartSymbol; + pdsch->pdschTimeAlloc.timeAlloc.numSymb = pdschNumSymbols; pdsch->pdschFreqAlloc.vrbPrbMapping = 0; /* non-interleaved */ pdsch->pdschFreqAlloc.resourceAllocType = 1; /* RAT type-1 RIV format */ pdsch->pdschFreqAlloc.freqAlloc.startPrb = startPRB; /*Start PRB will be already known*/ - pdsch->pdschFreqAlloc.freqAlloc.numPrb = schCalcNumPrb(tbSize, ueCb.ueCfg.dlModInfo.mcsIndex, \ - pdschCfg.timeDomRsrcAllociList[0].symbolLength); + pdsch->pdschFreqAlloc.freqAlloc.numPrb = schCalcNumPrb(tbSize, ueCb.ueCfg.dlModInfo.mcsIndex, pdschNumSymbols); /* Find total symbols occupied including DMRS */ dmrsStartSymbol = findDmrsStartSymbol(pdsch->dmrs.dlDmrsSymbPos); @@ -1362,13 +1421,14 @@ SchK2TimingInfoTbl *msg3K2InfoTbl, SchK2TimingInfoTbl *k2InfoTbl) * I/P > mcsIdx and PDSCH symbols count * I/P & O/P > Shared PRB , reserved PRB Count * I/P & O/P > Total TBS size accumulated - * I/P & O/P > isTxPayloadLenAdded : Decision flag to add the TX_PAYLOAD_HDR_LEN + * I/P & O/P > isTxPayloadLenAdded[For DL] : Decision flag to add the TX_PAYLOAD_HDR_LEN + * I/P & O/P > srRcvd Flag[For UL] : Decision flag to add UL_GRANT_SIZE * * @return void * * *******************************************************************************************/ void prbAllocUsingRRMPolicy(CmLListCp *lcLL, bool isDedicatedPRB, uint16_t mcsIdx,uint8_t numSymbols,\ - uint16_t *sharedPRB, uint16_t *reservedPRB, bool *isTxPayloadLenAdded) + uint16_t *sharedPRB, uint16_t *reservedPRB, bool *isTxPayloadLenAdded, bool *srRcvd) { CmLList *node = NULLP; LcInfo *lcNode = NULLP; @@ -1412,7 +1472,7 @@ void prbAllocUsingRRMPolicy(CmLListCp *lcLL, bool isDedicatedPRB, uint16_t mcsId /*[Exit1]: All LCs are allocated(allocBO = 0 for fully unallocated LC)*/ if(lcNode->allocBO != 0) { - DU_LOG("\nWARNING --> SCH: All LC are allocated [SharedPRB:%d]",*sharedPRB); + DU_LOG("\nDEBUG --> SCH: All LC are allocated [SharedPRB:%d]",*sharedPRB); return; } @@ -1422,7 +1482,7 @@ void prbAllocUsingRRMPolicy(CmLListCp *lcLL, bool isDedicatedPRB, uint16_t mcsId /*Loop Exit: All resources exhausted*/ if(remReservedPRB == 0 && *sharedPRB == 0) { - DU_LOG("\nWARNING --> SCH: Dedicated resources exhausted for LC:%d",lcNode->lcId); + DU_LOG("\nDEBUG --> SCH: Dedicated resources exhausted for LC:%d",lcNode->lcId); return; } } @@ -1431,7 +1491,7 @@ void prbAllocUsingRRMPolicy(CmLListCp *lcLL, bool isDedicatedPRB, uint16_t mcsId /*Loop Exit: All resources exhausted*/ if(*sharedPRB == 0) { - DU_LOG("\nWARNING --> SCH: Default resources exhausted for LC:%d",lcNode->lcId); + DU_LOG("\nDEBUG --> SCH: Default resources exhausted for LC:%d",lcNode->lcId); return; } } @@ -1440,15 +1500,23 @@ void prbAllocUsingRRMPolicy(CmLListCp *lcLL, bool isDedicatedPRB, uint16_t mcsId maxPRB = remReservedPRB + *sharedPRB; /*[Step4]*/ - if(!(*isTxPayloadLenAdded)) + if((isTxPayloadLenAdded != NULLP) && (*isTxPayloadLenAdded == FALSE)) { - DU_LOG("\nINFO --> SCH: LC:%d is the First node to be allocated which includes TX_PAYLOAD_HDR_LEN",\ + DU_LOG("\nDEBUG --> SCH: LC:%d is the First node to be allocated which includes TX_PAYLOAD_HDR_LEN",\ lcNode->lcId); *isTxPayloadLenAdded = TRUE; lcNode->allocBO = calculateEstimateTBSize((lcNode->reqBO + TX_PAYLOAD_HDR_LEN),\ mcsIdx, numSymbols, maxPRB, &estPrb); lcNode->allocBO -=TX_PAYLOAD_HDR_LEN; } + else if((srRcvd != NULLP) && (*srRcvd == TRUE)) + { + DU_LOG("\nDEBUG --> SCH: LC:%d is the First node to be allocated which includes UL_GRANT_SIZE",\ + lcNode->lcId); + *srRcvd = FALSE; + lcNode->reqBO += UL_GRANT_SIZE; + lcNode->allocBO = calculateEstimateTBSize(lcNode->reqBO, mcsIdx, numSymbols, maxPRB, &estPrb); + } else { /*[Step4]*/ @@ -1466,7 +1534,7 @@ void prbAllocUsingRRMPolicy(CmLListCp *lcLL, bool isDedicatedPRB, uint16_t mcsId { if(*sharedPRB <= (estPrb - remReservedPRB)) { - DU_LOG("\nINFO --> SCH: SharedPRB is less"); + DU_LOG("\nDEBUG --> SCH: SharedPRB is less"); *sharedPRB = 0; } else @@ -1503,15 +1571,18 @@ void prbAllocUsingRRMPolicy(CmLListCp *lcLL, bool isDedicatedPRB, uint16_t mcsId * BO Report in dlMsgAlloc Pointer * * @params[in] I/P > lcLinkList pointer (LcInfo list) - * I/P & O/P > dlMsgAlloc(Pending LC to be added in this context) + * I/P & O/P > dlMsgAlloc[for DL](Pending LC to be added in this context) + * I/P & O/P > BsrInfo (applicable for UL) * I/P & O/P > accumalatedBOSize * @return void * * *******************************************************************************************/ -void updateGrantSizeForBoRpt(CmLListCp *lcLL, DlMsgAlloc *dlMsgAlloc, uint32_t *accumalatedBOSize) +void updateGrantSizeForBoRpt(CmLListCp *lcLL, DlMsgAlloc *dlMsgAlloc,\ + BsrInfo *bsrInfo, uint32_t *accumalatedBOSize) { CmLList *node = NULLP, *next = NULLP; LcInfo *lcNode = NULLP; + DlMsgSchInfo *dlMsgSchInfo = NULLP; if(lcLL == NULLP) { @@ -1536,25 +1607,35 @@ void updateGrantSizeForBoRpt(CmLListCp *lcLL, DlMsgAlloc *dlMsgAlloc, uint32_t * lcNode = (LcInfo *)node->node; if(lcNode != NULLP) { - DU_LOG("\nINFO --> SCH : LcID:%d, [reqBO, allocBO, allocPRB]:[%d,%d,%d]",\ + DU_LOG("\nINFO --> SCH : LcID:%d, [reqBO, allocBO, allocPRB]:[%d,%d,%d]",\ lcNode->lcId, lcNode->reqBO, lcNode->allocBO, lcNode->allocPRB); + if(dlMsgAlloc != NULLP) + { + dlMsgSchInfo = &dlMsgAlloc->dlMsgSchedInfo[dlMsgAlloc->numSchedInfo]; - /*Add this LC to dlMsgAlloc so that if this LC gets allocated, BO - * report for allocation can be sent to MAC*/ - dlMsgAlloc->lcSchInfo[dlMsgAlloc->numLc].lcId = lcNode->lcId; - dlMsgAlloc->lcSchInfo[dlMsgAlloc->numLc].schBytes = lcNode->allocBO; + /*Add this LC to dlMsgAlloc so that if this LC gets allocated, BO + * report for allocation can be sent to MAC*/ + dlMsgSchInfo->lcSchInfo[dlMsgSchInfo->numLc].lcId = lcNode->lcId; + dlMsgSchInfo->lcSchInfo[dlMsgSchInfo->numLc].schBytes = lcNode->allocBO; - /*Calculate the Total Payload/BO size allocated*/ - *accumalatedBOSize += dlMsgAlloc->lcSchInfo[dlMsgAlloc->numLc].schBytes; + /*Calculate the Total Payload/BO size allocated*/ + *accumalatedBOSize += dlMsgSchInfo->lcSchInfo[dlMsgSchInfo->numLc].schBytes; - DU_LOG("\nINFO --> SCH: Added in MAC BO report: LCID:%d,reqBO:%d,Idx:%d, TotalBO Size:%d",\ - lcNode->lcId,lcNode->reqBO, dlMsgAlloc->numLc, *accumalatedBOSize); + DU_LOG("\nINFO --> SCH: Added in MAC BO report: LCID:%d,reqBO:%d,Idx:%d, TotalBO Size:%d",\ + lcNode->lcId,lcNode->reqBO, dlMsgSchInfo->numLc, *accumalatedBOSize); - dlMsgAlloc->numLc++; - /*The LC has been fully allocated, clean it*/ - if(lcNode->reqBO == 0) + dlMsgSchInfo->numLc++; + /*The LC has been fully allocated, clean it*/ + if(lcNode->reqBO == 0) + { + handleLcLList(lcLL, lcNode->lcId, DELETE); + } + } + else if(bsrInfo != NULLP) { - handleLcLList(lcLL, lcNode->lcId, DELETE); + *accumalatedBOSize += lcNode->allocBO; + DU_LOG("\nINFO --> SCH: UL : LCID:%d,reqBO:%d, TotalBO Size:%d",\ + lcNode->lcId,lcNode->reqBO, *accumalatedBOSize); } } node = next; @@ -1562,6 +1643,40 @@ void updateGrantSizeForBoRpt(CmLListCp *lcLL, DlMsgAlloc *dlMsgAlloc, uint32_t * return; } +/******************************************************************* +* +* @brief fill DL message information for MSG4 and Dedicated DL Msg +* +* @details +* +* Function : fillDlMsgInfo +* +* Functionality: +* fill DL message information for MSG4 and Dedicated DL Msg +* +* @params[in] DlMsgInfo *dlMsgInfo, uint8_t crnti +* @params[in] bool isRetx, SchDlHqProcCb *hqP +* @return void +* +*******************************************************************/ +void fillDlMsgInfo(DlMsgInfo *dlMsgInfo, uint8_t crnti, bool isRetx, SchDlHqProcCb *hqP) +{ + hqP->tbInfo[0].isEnabled = TRUE; + hqP->tbInfo[0].state = HQ_TB_WAITING; + hqP->tbInfo[0].txCntr++; + hqP->tbInfo[1].isEnabled = TRUE; + hqP->tbInfo[1].state = HQ_TB_WAITING; + hqP->tbInfo[1].txCntr++; + dlMsgInfo->crnti = crnti; + dlMsgInfo->ndi = hqP->tbInfo[0].ndi; /*How to handle two tb case?TBD*/ + dlMsgInfo->harqProcNum = hqP->procId; + dlMsgInfo->dlAssignIdx = 0; + dlMsgInfo->pucchTpc = 0; + dlMsgInfo->pucchResInd = 0; + dlMsgInfo->harqFeedbackInd = hqP->k1; + dlMsgInfo->dciFormatId = 1; +} + /******************************************************************* * * @brief sch Process pending Msg4 Req @@ -1573,19 +1688,19 @@ void updateGrantSizeForBoRpt(CmLListCp *lcLL, DlMsgAlloc *dlMsgAlloc, uint32_t * * Functionality: * sch Process pending Msg4 Req * - * @params[in] SchCellCb *cell, SlotTimingInfo currTime + * @params[in] SchCellCb *cell, cell cb struct pointer + * @params[in] SlotTimingInfo currTime, current timing info + * @params[in] uint8_t ueId, ue ID + * @params[in] bool isRetxMsg4, indicator to MSG4 retransmission + * @params[in] SchDlHqProcCb **msg4HqProc, address of MSG4 HARQ proc pointer * @return ROK - success * RFAILED - failure * *******************************************************************/ -bool schProcessMsg4Req(SchCellCb *cell, SlotTimingInfo currTime, uint8_t ueId) +uint8_t schProcessMsg4Req(SchCellCb *cell, SlotTimingInfo currTime, uint8_t ueId, bool isRetxMsg4, SchDlHqProcCb **msg4HqProc) { - bool k1Found = FALSE; - uint16_t pdcchSlot = 0, pdschSlot = 0; - uint8_t numK0 = 0, k0TblIdx = 0, k0Index = 0, k0Val = 0; - uint8_t k1TblIdx = 0, k1Index = 0, k1Val = 0, numK1 = 0; - SchK0K1TimingInfoTbl *k0K1InfoTbl; + uint8_t pdschStartSymbol = 0, pdschNumSymbols = 0; SlotTimingInfo pdcchTime, pdschTime, pucchTime; DlMsgAlloc *dciSlotAlloc = NULLP; /* Stores info for transmission of PDCCH for Msg4 */ DlMsgAlloc *msg4SlotAlloc = NULLP; /* Stores info for transmission of PDSCH for Msg4 */ @@ -1593,126 +1708,591 @@ bool schProcessMsg4Req(SchCellCb *cell, SlotTimingInfo currTime, uint8_t ueId) if(cell == NULL) { DU_LOG("\nERROR --> SCH: schDlRsrcAllocMsg4() : Cell is NULL"); - return false; + return RFAILED; } - ADD_DELTA_TO_TIME(currTime, pdcchTime, PHY_DELTA_DL + SCHED_DELTA); - pdcchSlot = pdcchTime.slot; -#ifdef NR_TDD - if(schGetSlotSymbFrmt(pdcchSlot, cell->slotFrmtBitMap) != DL_SLOT) + if (isRetxMsg4 == FALSE) { - return false; + if (RFAILED == schDlGetAvlHqProcess(cell, &cell->ueCb[ueId - 1], msg4HqProc)) + { + DU_LOG("\nERROR --> SCH: schDlRsrcAllocMsg4() : No process"); + return RFAILED; + } } -#endif - /* If PDCCH is already scheduled on this slot, cannot schedule PDSCH for - * another UE here. */ - if(cell->schDlSlotInfo[pdcchSlot]->pdcchUe != 0) - return false; - k0K1InfoTbl = &cell->cellCfg.schInitialDlBwp.k0K1InfoTbl; - numK0 = k0K1InfoTbl->k0k1TimingInfo[pdcchSlot].numK0; - for(k0TblIdx = 0; k0TblIdx < numK0; k0TblIdx++) + if(findValidK0K1Value(cell, currTime, ueId, false, &pdschStartSymbol, &pdschNumSymbols, &pdcchTime, &pdschTime,\ + &pucchTime, isRetxMsg4, *msg4HqProc) != true ) { - k0Index = k0K1InfoTbl->k0k1TimingInfo[pdcchSlot].k0Indexes[k0TblIdx].k0Index; - k0Val = cell->cellCfg.schInitialDlBwp.pdschCommon.timeDomRsrcAllocList[k0Index].k0; + DU_LOG("\nERROR --> SCH: schDlRsrcAllocMsg4() : k0 k1 not found"); + return RFAILED; + } - ADD_DELTA_TO_TIME(pdcchTime, pdschTime, k0Val); - pdschSlot = pdschTime.slot; + if(cell->schDlSlotInfo[pdcchTime.slot]->dlMsgAlloc[ueId-1] == NULL) + { + SCH_ALLOC(dciSlotAlloc, sizeof(DlMsgAlloc)); + if(dciSlotAlloc == NULLP) + { + DU_LOG("\nERROR --> SCH : Memory Allocation failed for dciSlotAlloc"); + return RFAILED; + } + cell->schDlSlotInfo[pdcchTime.slot]->dlMsgAlloc[ueId-1] = dciSlotAlloc; + memset(dciSlotAlloc, 0, sizeof(DlMsgAlloc)); + GET_CRNTI(dciSlotAlloc->crnti, ueId); + } + else + dciSlotAlloc = cell->schDlSlotInfo[pdcchTime.slot]->dlMsgAlloc[ueId-1]; -#ifdef NR_TDD - if(schGetSlotSymbFrmt(pdschSlot, cell->slotFrmtBitMap) != DL_SLOT) + /* Fill PDCCH and PDSCH scheduling information for Msg4 */ + if((schDlRsrcAllocMsg4(cell, pdschTime, ueId, dciSlotAlloc, pdschStartSymbol, pdschNumSymbols, isRetxMsg4, *msg4HqProc)) != ROK) + { + DU_LOG("\nERROR --> SCH: Scheduling of Msg4 failed in slot [%d]", pdschTime.slot); + if(dciSlotAlloc->numSchedInfo == 0) { - continue; + SCH_FREE(dciSlotAlloc, sizeof(DlMsgAlloc)); + cell->schDlSlotInfo[pdcchTime.slot]->dlMsgAlloc[ueId-1] = NULLP; } -#endif - /* If PDSCH is already scheduled on this slot, cannot schedule PDSCH for - * another UE here. */ - if(cell->schDlSlotInfo[pdschSlot]->pdschUe != 0) + else + memset(&dciSlotAlloc->dlMsgSchedInfo[dciSlotAlloc->numSchedInfo], 0, sizeof(DlMsgSchInfo)); + return RFAILED; + } + + /* Check if both DCI and RAR are sent in the same slot. + * If not, allocate memory RAR PDSCH slot to store RAR info + */ + if(pdcchTime.slot == pdschTime.slot) + { + dciSlotAlloc->dlMsgSchedInfo[dciSlotAlloc->numSchedInfo].pduPres = BOTH; + dciSlotAlloc->numSchedInfo++; + } + else + { + /* Allocate memory to schedule rarSlot to send RAR, pointer will be checked at schProcessSlotInd() */ + if(cell->schDlSlotInfo[pdschTime.slot]->dlMsgAlloc[ueId-1] == NULL) + { + SCH_ALLOC(msg4SlotAlloc, sizeof(DlMsgAlloc)); + if(msg4SlotAlloc == NULLP) + { + DU_LOG("\nERROR --> SCH : Memory Allocation failed for msg4SlotAlloc"); + if(dciSlotAlloc->numSchedInfo == 0) + { + SCH_FREE(dciSlotAlloc, sizeof(DlMsgAlloc)); + cell->schDlSlotInfo[pdcchTime.slot]->dlMsgAlloc[ueId-1] = NULLP; + } + else + memset(&dciSlotAlloc->dlMsgSchedInfo[dciSlotAlloc->numSchedInfo], 0, sizeof(DlMsgSchInfo)); + return RFAILED; + } + cell->schDlSlotInfo[pdschTime.slot]->dlMsgAlloc[ueId-1] = msg4SlotAlloc; + memset(msg4SlotAlloc, 0, sizeof(DlMsgAlloc)); + msg4SlotAlloc->crnti = dciSlotAlloc->crnti; + } + else + msg4SlotAlloc = cell->schDlSlotInfo[pdschTime.slot]->dlMsgAlloc[ueId-1]; + + /* Copy all RAR info */ + memcpy(&msg4SlotAlloc->dlMsgSchedInfo[msg4SlotAlloc->numSchedInfo], \ + &dciSlotAlloc->dlMsgSchedInfo[dciSlotAlloc->numSchedInfo], sizeof(DlMsgSchInfo)); + msg4SlotAlloc->dlMsgSchedInfo[msg4SlotAlloc->numSchedInfo].dlMsgPdcchCfg.dci.pdschCfg = \ + &msg4SlotAlloc->dlMsgSchedInfo[msg4SlotAlloc->numSchedInfo].dlMsgPdschCfg; + + /* Assign correct PDU types in corresponding slots */ + msg4SlotAlloc->dlMsgSchedInfo[msg4SlotAlloc->numSchedInfo].pduPres = PDSCH_PDU; + dciSlotAlloc->dlMsgSchedInfo[dciSlotAlloc->numSchedInfo].pduPres = PDCCH_PDU; + dciSlotAlloc->dlMsgSchedInfo[dciSlotAlloc->numSchedInfo].pdschSlot = pdschTime.slot; + + dciSlotAlloc->numSchedInfo++; + msg4SlotAlloc->numSchedInfo++; + } + + /* PUCCH resource */ + schAllocPucchResource(cell, pucchTime, cell->raCb[ueId-1].tcrnti, &cell->ueCb[ueId-1], isRetxMsg4, *msg4HqProc); + + cell->schDlSlotInfo[pdcchTime.slot]->pdcchUe = ueId; + cell->schDlSlotInfo[pdschTime.slot]->pdschUe = ueId; + cell->schUlSlotInfo[pucchTime.slot]->pucchUe = ueId; + cell->raCb[ueId-1].msg4recvd = FALSE; + if(isRetxMsg4) + { + cell->ueCb[ueId-1].retxMsg4HqProc= NULLP; + } + return ROK; +} + +/******************************************************************* + * + * @brief Handler to calculate TBS size for BSR requested + * + * @details + * + * Function : schCalculateUlTbs + * + * Functionality: Function will note the required TBS for each LCGIDX and use + * the Priority LCG List and RRM policy to allocate the TBS size + * + * @params [in] ueCb (Pointer to UE CB) + * [in] puschTime (Time slot where PUSCH will be sent) + * [in] symbLen (No of Symbols used for PUSCH transmission) + * [out] startPrb(Pointer to startPRB which will be calculated while + * finding the best Free Block) + * [out] totTBS(Pointer to total TBS size) + * [in] isRetx (to indicate retransmission) + * [in] hqP (UL Harq process pointer) + * + * @return uint8_t : ROK > Scheduling of UL grant is successful + * RFAILED > vice versa + * + * ****************************************************************/ +uint8_t schCalculateUlTbs(SchUeCb *ueCb, SlotTimingInfo puschTime, uint8_t symbLen,\ + uint16_t *startPrb, uint32_t *totTBS, bool isRetx, SchUlHqProcCb *hqP) +{ + uint16_t mcsIdx = 0; + CmLListCp *lcLL = NULLP; + uint16_t lcgIdx = 0, lcId =0, maxFreePRB = 0; + uint16_t rsvdDedicatedPRB; + *startPrb = 0; + *totTBS = 0; + + /* check for BSR */ + for(lcgIdx=0; lcgIdxbsrInfo[lcgIdx].dataVol == 0) + { continue; + } + + /*TODO: lcgIdx and LCID has been implemented as one to one mapping. + * Need to check the mapping to figure out the LCID and lcgIdx once L2 + * spec specifies any logic*/ + lcId = lcgIdx; + if(ueCb->ulInfo.ulLcCtxt[lcId].isDedicated) + { + lcLL = &(hqP->ulLcPrbEst.dedLcList); + rsvdDedicatedPRB = ueCb->ulInfo.ulLcCtxt[lcId].rsvdDedicatedPRB; + } + else + { + lcLL = &(hqP->ulLcPrbEst.defLcList); + } + + /*[Step2]: Update the reqPRB and Payloadsize for this LC in the appropriate List*/ + if(updateLcListReqPRB(lcLL, lcId, ueCb->bsrInfo[lcgIdx].dataVol) != ROK) + { + DU_LOG("\nERROR --> SCH: LcgId:%d updation failed",lcId); + return RFAILED; + } + } + + if ((hqP->ulLcPrbEst.defLcList.count == 0) && (hqP->ulLcPrbEst.dedLcList.count == 0)) + { + if( (ueCb->srRcvd) || (isRetx) ) + { + *startPrb = MAX_NUM_RB; + *totTBS = schCalcTbSize(UL_GRANT_SIZE); + } + /*Returning true when NO Grant is there for UE as this is not scheduling + * error*/ + return ROK; + } + + maxFreePRB = searchLargestFreeBlock(ueCb->cellCb, puschTime, startPrb, DIR_UL); + + /*[Step4]: Estimation of PRB and BO which can be allocated to each LC in + * the list based on RRM policy*/ + + /*Either this UE contains no reservedPRB pool fir dedicated S-NSSAI or + * Num of Free PRB available is not enough to reserve Dedicated PRBs*/ + if(maxFreePRB != 0) + { + mcsIdx = ueCb->ueCfg.ulModInfo.mcsIndex; + if((hqP->ulLcPrbEst.dedLcList.count == 0) || ((maxFreePRB < rsvdDedicatedPRB))) + { + hqP->ulLcPrbEst.sharedNumPrb = maxFreePRB; + DU_LOG("\nDEBUG --> SCH : UL Only Default Slice is scheduled, sharedPRB Count:%d",\ + hqP->ulLcPrbEst.sharedNumPrb); + + /*PRB Alloc for Default LCs*/ + prbAllocUsingRRMPolicy(&(hqP->ulLcPrbEst.defLcList), FALSE, mcsIdx, symbLen,\ + &(hqP->ulLcPrbEst.sharedNumPrb), NULLP, NULLP,&(ueCb->srRcvd)); + } + else + { + hqP->ulLcPrbEst.sharedNumPrb = maxFreePRB - rsvdDedicatedPRB; + + /*PRB Alloc for Dedicated LCs*/ + prbAllocUsingRRMPolicy(&(hqP->ulLcPrbEst.dedLcList), TRUE, mcsIdx, symbLen,\ + &(hqP->ulLcPrbEst.sharedNumPrb), &(rsvdDedicatedPRB),\ + NULLP,&(ueCb->srRcvd)); + + /*PRB Alloc for Default LCs*/ + prbAllocUsingRRMPolicy(&(hqP->ulLcPrbEst.defLcList), FALSE, mcsIdx, symbLen, \ + &(hqP->ulLcPrbEst.sharedNumPrb), &(rsvdDedicatedPRB),\ + NULLP,&(ueCb->srRcvd)); + } + } + /*[Step5]:Traverse each LCID in LcList to calculate the exact Scheduled Bytes + * using allocated BO per LC and Update dlMsgAlloc(BO report for MAC*/ + if(hqP->ulLcPrbEst.dedLcList.count != 0) + updateGrantSizeForBoRpt(&(hqP->ulLcPrbEst.dedLcList), NULLP, ueCb->bsrInfo, totTBS); + + updateGrantSizeForBoRpt(&(hqP->ulLcPrbEst.defLcList), NULLP, ueCb->bsrInfo, totTBS); + + /*Below case will hit if NO LC(s) are allocated due to resource crunch*/ + if (*totTBS == 0) + { + if(maxFreePRB == 0) + { + DU_LOG("\nERROR --> SCH : NO FREE PRB!!"); + } + else + { + /*Schedule the LC for next slot*/ + DU_LOG("\nDEBUG --> SCH : No LC has been scheduled"); + } + return RFAILED; + } + return ROK; +} + +/******************************************************************* + * + * @brief sch Process pending Sr or Bsr Req + * + * @details + * + * Function : schProcessSrOrBsrReq + * + * Functionality: + * sch Process pending Sr or Bsr Req + * + * @params[in] SchCellCb *cell, SlotTimingInfo currTime + * @params[in] uint8_t ueId, Bool isRetx, SchUlHqProcCb **hqP + * @return true - success + * false - failure + * + *******************************************************************/ +bool schProcessSrOrBsrReq(SchCellCb *cell, SlotTimingInfo currTime, uint8_t ueId, bool isRetx, SchUlHqProcCb **hqP) +{ + bool k2Found = FALSE, ret = RFAILED; + uint8_t startSymb = 0, symbLen = 0; + uint8_t k2TblIdx = 0, k2Index = 0, k2Val = 0; + uint16_t startPrb = 0; + uint32_t totDataReq = 0; /* in bytes */ + SchUeCb *ueCb; + SchPuschInfo *puschInfo; + DciInfo *dciInfo = NULLP; + SchK2TimingInfoTbl *k2InfoTbl=NULLP; + SlotTimingInfo dciTime, puschTime; + + if(cell == NULLP) + { + DU_LOG("\nERROR --> SCH: schProcessSrOrBsrReq() : Cell is NULL"); + return false; + } + + ueCb = &cell->ueCb[ueId-1]; - numK1 = k0K1InfoTbl->k0k1TimingInfo[pdcchSlot].k0Indexes[k0TblIdx].k1TimingInfo.numK1; - for(k1TblIdx = 0; k1TblIdx < numK1; k1TblIdx++) + if(ueCb == NULLP) + { + DU_LOG("\nERROR --> SCH: schProcessSrOrBsrReq() : UE is NULL"); + return false; + } + + if (isRetx == FALSE) + { + if (schUlGetAvlHqProcess(cell, ueCb, hqP) != ROK) { - k1Index = k0K1InfoTbl->k0k1TimingInfo[pdcchSlot].k0Indexes[k0TblIdx].k1TimingInfo.k1Indexes[k1TblIdx]; - k1Val = defaultUlAckTbl[k1Index]; + return RFAILED; + } + } - ADD_DELTA_TO_TIME(pdschTime, pucchTime, k1Val); + /* Calculating time frame to send DCI for SR */ + ADD_DELTA_TO_TIME(currTime, dciTime, PHY_DELTA_DL + SCHED_DELTA); #ifdef NR_TDD - if(schGetSlotSymbFrmt(pucchTime.slot, cell->slotFrmtBitMap) == DL_SLOT) + if(schGetSlotSymbFrmt(dciTime.slot, cell->slotFrmtBitMap) == DL_SLOT) +#endif + { + if(ueCb->ueCfg.spCellCfg.servCellCfg.initUlBwp.k2TblPrsnt) + k2InfoTbl = &ueCb->ueCfg.spCellCfg.servCellCfg.initUlBwp.k2InfoTbl; + else + k2InfoTbl = &cell->cellCfg.schInitialUlBwp.k2InfoTbl; + + for(k2TblIdx = 0; k2TblIdx < k2InfoTbl->k2TimingInfo[dciTime.slot].numK2; k2TblIdx++) + { + k2Index = k2InfoTbl->k2TimingInfo[dciTime.slot].k2Indexes[k2TblIdx]; + + if(!ueCb->ueCfg.spCellCfg.servCellCfg.initUlBwp.k2TblPrsnt) { - continue; + k2Val = cell->cellCfg.schInitialUlBwp.puschCommon.timeDomRsrcAllocList[k2Index].k2; + startSymb = cell->cellCfg.schInitialUlBwp.puschCommon.timeDomRsrcAllocList[k2Index].startSymbol; + symbLen = cell->cellCfg.schInitialUlBwp.puschCommon.timeDomRsrcAllocList[k2Index].symbolLength; + } + else + { + k2Val = ueCb->ueCfg.spCellCfg.servCellCfg.initUlBwp.puschCfg.timeDomRsrcAllocList[k2Index].k2; + startSymb = ueCb->ueCfg.spCellCfg.servCellCfg.initUlBwp.puschCfg.timeDomRsrcAllocList[k2Index].startSymbol; + symbLen = ueCb->ueCfg.spCellCfg.servCellCfg.initUlBwp.puschCfg.timeDomRsrcAllocList[k2Index].symbolLength; } + /* Check for number of Symbol of PUSCH should be same as original in case of transmisson*/ + /* Calculating time frame to send PUSCH for SR */ + ADD_DELTA_TO_TIME(dciTime, puschTime, k2Val); +#ifdef NR_TDD + if(schGetSlotSymbFrmt(puschTime.slot, cell->slotFrmtBitMap) == DL_SLOT) + continue; #endif - /* If PUCCH is already scheduled on this slot, another PUCCH - * pdu cannot be scheduled here */ - if(cell->schUlSlotInfo[pucchTime.slot]->pucchUe != 0) + if(cell->schUlSlotInfo[puschTime.slot]->puschUe != 0) + { continue; - - k1Found = true; + } + k2Found = true; break; } - if(k1Found) - break; } - /* If K0-K1 combination not found, no scheduling happens */ - if(!k1Found) - return false; - - SCH_ALLOC(dciSlotAlloc, sizeof(DlMsgAlloc)); - if(dciSlotAlloc == NULLP) + if(k2Found == true) { - DU_LOG("\nERROR --> SCH : Memory Allocation failed for dciSlotAlloc"); - return false; + ret = schCalculateUlTbs(ueCb, puschTime, symbLen, &startPrb, &totDataReq, isRetx, *hqP); + + if(totDataReq > 0 && ret == ROK) + { + SCH_ALLOC(dciInfo, sizeof(DciInfo)); + if(!dciInfo) + { + DU_LOG("\nERROR --> SCH : Memory Allocation failed for dciInfo alloc"); + if(isRetx != TRUE) + { + if((*hqP)->ulLcPrbEst.dedLcList.count != 0) + updateBsrAndLcList(&((*hqP)->ulLcPrbEst.dedLcList), ueCb->bsrInfo, RFAILED); + + updateBsrAndLcList(&((*hqP)->ulLcPrbEst.defLcList), ueCb->bsrInfo, RFAILED); + } + return false; + } + cell->schDlSlotInfo[dciTime.slot]->ulGrant = dciInfo; + memset(dciInfo,0,sizeof(DciInfo)); + + /* Update PUSCH allocation */ + if(schFillPuschAlloc(ueCb, puschTime, totDataReq, startSymb, symbLen, startPrb, isRetx, *hqP) == ROK) + { + if(cell->schUlSlotInfo[puschTime.slot]->schPuschInfo) + { + puschInfo = cell->schUlSlotInfo[puschTime.slot]->schPuschInfo; + if(puschInfo != NULLP) + { + /* Fill DCI for UL grant */ + schFillUlDci(ueCb, puschInfo, dciInfo, isRetx, *hqP); + memcpy(&dciInfo->slotIndInfo, &dciTime, sizeof(SlotTimingInfo)); + ueCb->srRcvd = false; + ueCb->bsrRcvd = false; + cell->schUlSlotInfo[puschTime.slot]->puschUe = ueId; + if((*hqP)->ulLcPrbEst.dedLcList.count != 0) + updateBsrAndLcList(&((*hqP)->ulLcPrbEst.dedLcList), ueCb->bsrInfo, ROK); + updateBsrAndLcList(&((*hqP)->ulLcPrbEst.defLcList), ueCb->bsrInfo, ROK); + cmLListAdd2Tail(&(ueCb->hqUlmap[puschTime.slot]->hqList), &(*hqP)->ulSlotLnk); + return true; + } + } + } + if((*hqP)->ulLcPrbEst.dedLcList.count != 0) + updateBsrAndLcList(&((*hqP)->ulLcPrbEst.dedLcList), ueCb->bsrInfo, RFAILED); + updateBsrAndLcList(&((*hqP)->ulLcPrbEst.defLcList), ueCb->bsrInfo, RFAILED); + } } - cell->schDlSlotInfo[pdcchSlot]->dlMsgAlloc[ueId-1] = dciSlotAlloc; + return (ret); +} - /* Fill PDCCH and PDSCH scheduling information for Msg4 */ - if((schDlRsrcAllocMsg4(cell, pdschTime, ueId, dciSlotAlloc, k0Index)) != ROK) + +/******************************************************************* + * + * @brief sch Process pending Sr or Bsr Req + * + * @details + * + * Function : updateBsrAndLcList + * + * Functionality: + * Updating the BSRInfo in UECB and Lclist + * + * @params[in] SchCellCb *cell, SlotTimingInfo currTime + * @return ROK - success + * RFAILED - failure + * + *******************************************************************/ +void updateBsrAndLcList(CmLListCp *lcLL, BsrInfo *bsrInfo, uint8_t status) +{ + CmLList *node = NULLP, *next = NULLP; + LcInfo *lcNode = NULLP; + + if(lcLL == NULLP) { - DU_LOG("\nERROR --> SCH: Scheduling of Msg4 failed in slot [%d]", pdschSlot); - SCH_FREE(dciSlotAlloc, sizeof(DlMsgAlloc)); - cell->schDlSlotInfo[pdcchSlot]->dlMsgAlloc[ueId-1] = NULLP; - return false; + DU_LOG("\nERROR --> SCH: LcList not present"); + return; } - /* Check if both DCI and RAR are sent in the same slot. - * If not, allocate memory RAR PDSCH slot to store RAR info - */ - if(pdcchSlot == pdschSlot) - dciSlotAlloc->pduPres = BOTH; + if(lcLL->count) + { + node = lcLL->first; + } else { - /* Allocate memory to schedule rarSlot to send RAR, pointer will be checked at schProcessSlotInd() */ - SCH_ALLOC(msg4SlotAlloc, sizeof(DlMsgAlloc)); - if(msg4SlotAlloc == NULLP) + /*lcLL is empty*/ + return; + } + + while(node) + { + next = node->next; + lcNode = (LcInfo *)node->node; + if(lcNode != NULLP) { - DU_LOG("\nERROR --> SCH : Memory Allocation failed for msg4SlotAlloc"); - SCH_FREE(dciSlotAlloc, sizeof(DlMsgAlloc)); - cell->schDlSlotInfo[pdcchSlot]->dlMsgAlloc[ueId-1] = NULLP; - return false; + /*Only when Status is OK then allocation is marked as ZERO and reqBO + * is updated in UE's DB. If Failure, then allocation is added to reqBO + * and same is updated in Ue's DB inside BSR Info structure*/ + if(status == ROK) + { + lcNode->allocBO = 0; + } + + lcNode->reqBO += lcNode->allocBO; + bsrInfo[lcNode->lcId].dataVol = lcNode->reqBO; + if(lcNode->reqBO == 0) + { + handleLcLList(lcLL, lcNode->lcId, DELETE); + } } - cell->schDlSlotInfo[pdschSlot]->dlMsgAlloc[ueId-1] = msg4SlotAlloc; + node = next; + } +} - /* Copy all RAR info */ - memcpy(msg4SlotAlloc, dciSlotAlloc, sizeof(DlMsgAlloc)); - msg4SlotAlloc->dlMsgPdcchCfg.dci.pdschCfg = &msg4SlotAlloc->dlMsgPdschCfg; +/******************************************************************************** + * + * @brief Increment the Slot by a input factor + * + * @details + * + * Function : schIncrSlot + * + * Functionality: + * Increment the slot by a input factor till num of Slots configured in a + * Radio Frame. If it exceeds, move to next sfn. + * + * @params[in/out] SlotTimingInfo timingInfo + * [in] uint8_t incr [Increment factor] + * [in] numSlotsPerRF [Number of Slots configured per RF as per + * numerology] + * @return ROK - success + * RFAILED - failure + * + *******************************************************************/ +void schIncrSlot(SlotTimingInfo *timingInfo, uint8_t incr, uint16_t numSlotsPerRF) +{ + timingInfo->slot += incr; + if(timingInfo->slot >= numSlotsPerRF) + { + timingInfo->sfn += timingInfo->slot/numSlotsPerRF; + timingInfo->slot %= numSlotsPerRF; + if(timingInfo->sfn > MAX_SFN) + { + timingInfo->sfn %= MAX_SFN; + } + } +} - /* Assign correct PDU types in corresponding slots */ - msg4SlotAlloc->pduPres = PDSCH_PDU; - dciSlotAlloc->pduPres = PDCCH_PDU; - dciSlotAlloc->pdschSlot = pdschSlot; +/******************************************************************* +* +* @brief Fill PDSCH info in Page Alloc +* +* @details +* +* Function : schFillPagePdschCfg +* +* Functionality: Fill PDSCH info in Page Alloc +* +* @params[in] SchCellCb *cell, PdschCfg *pagePdschCfg, SlotTimingInfo slotTime, +* uint16_t tbsSize, uint8_t mcs, uint16_t startPrb +* +* @return pointer to return Value(ROK, RFAILED) +* +* ****************************************************************/ +uint8_t schFillPagePdschCfg(SchCellCb *cell, PdschCfg *pagePdschCfg, SlotTimingInfo slotTime, uint16_t tbSize, uint8_t mcs, uint16_t startPrb) +{ + uint8_t cwCount = 0; + uint8_t dmrsStartSymbol, startSymbol, numSymbol; + + /* fill the PDSCH PDU */ + + pagePdschCfg->pduBitmap = 0; /* PTRS and CBG params are excluded */ + pagePdschCfg->rnti = P_RNTI; /* SI-RNTI */ + pagePdschCfg->pduIndex = 0; + pagePdschCfg->numCodewords = 1; + for(cwCount = 0; cwCount < pagePdschCfg->numCodewords; cwCount++) + { + pagePdschCfg->codeword[cwCount].targetCodeRate = 308; + pagePdschCfg->codeword[cwCount].qamModOrder = 2; + pagePdschCfg->codeword[cwCount].mcsIndex = mcs; + pagePdschCfg->codeword[cwCount].mcsTable = 0; /* notqam256 */ + pagePdschCfg->codeword[cwCount].rvIndex = 0; + tbSize = tbSize + TX_PAYLOAD_HDR_LEN; + pagePdschCfg->codeword[cwCount].tbSize = tbSize; } + pagePdschCfg->dataScramblingId = cell->cellCfg.phyCellId; + pagePdschCfg->numLayers = 1; + pagePdschCfg->transmissionScheme = 0; + pagePdschCfg->refPoint = 0; + pagePdschCfg->dmrs.dlDmrsSymbPos = 4; /* Bitmap value 00000000000100 i.e. using 3rd symbol for PDSCH DMRS */ + pagePdschCfg->dmrs.dmrsConfigType = 0; /* type-1 */ + pagePdschCfg->dmrs.dlDmrsScramblingId = cell->cellCfg.phyCellId; + pagePdschCfg->dmrs.scid = 0; + pagePdschCfg->dmrs.numDmrsCdmGrpsNoData = 1; + pagePdschCfg->dmrs.dmrsPorts = 0x0001; + pagePdschCfg->dmrs.mappingType = DMRS_MAP_TYPE_A; /* Type-A */ + pagePdschCfg->dmrs.nrOfDmrsSymbols = NUM_DMRS_SYMBOLS; + pagePdschCfg->dmrs.dmrsAddPos = DMRS_ADDITIONAL_POS; + + pagePdschCfg->pdschFreqAlloc.resourceAllocType = 1; /* RAT type-1 RIV format */ + /* the RB numbering starts from coreset0, and PDSCH is always above SSB */ + pagePdschCfg->pdschFreqAlloc.freqAlloc.startPrb = startPrb; + pagePdschCfg->pdschFreqAlloc.freqAlloc.numPrb = schCalcNumPrb(tbSize, mcs, NUM_PDSCH_SYMBOL); + pagePdschCfg->pdschFreqAlloc.vrbPrbMapping = 0; /* non-interleaved */ + pagePdschCfg->pdschTimeAlloc.rowIndex = 1; + /* This is Intel's requirement. PDSCH should start after PDSCH DRMS symbol */ + pagePdschCfg->pdschTimeAlloc.timeAlloc.startSymb = 3; /* spec-38.214, Table 5.1.2.1-1 */ + pagePdschCfg->pdschTimeAlloc.timeAlloc.numSymb = NUM_PDSCH_SYMBOL; - /* PUCCH resource */ - schAllocPucchResource(cell, pucchTime, cell->raCb[ueId-1].tcrnti); + /* Find total symbols occupied including DMRS */ + dmrsStartSymbol = findDmrsStartSymbol(pagePdschCfg->dmrs.dlDmrsSymbPos); + /* If there are no DRMS symbols, findDmrsStartSymbol() returns MAX_SYMB_PER_SLOT, + * in that case only PDSCH symbols are marked as occupied */ + if(dmrsStartSymbol == MAX_SYMB_PER_SLOT) + { + startSymbol = pagePdschCfg->pdschTimeAlloc.timeAlloc.startSymb; + numSymbol = pagePdschCfg->pdschTimeAlloc.timeAlloc.numSymb; + } + /* If DMRS symbol is found, mark DMRS and PDSCH symbols as occupied */ + else + { + startSymbol = dmrsStartSymbol; + numSymbol = pagePdschCfg->dmrs.nrOfDmrsSymbols + pagePdschCfg->pdschTimeAlloc.timeAlloc.numSymb; + } - cell->schDlSlotInfo[pdcchSlot]->pdcchUe = ueId; - cell->schDlSlotInfo[pdschSlot]->pdschUe = ueId; - cell->schUlSlotInfo[pucchTime.slot]->puschUe = ueId; - cell->raCb[ueId-1].msg4recvd = FALSE; - return true; + /* Allocate the number of PRBs required for DL PDSCH */ + if((allocatePrbDl(cell, slotTime, startSymbol, numSymbol,\ + &pagePdschCfg->pdschFreqAlloc.freqAlloc.startPrb, pagePdschCfg->pdschFreqAlloc.freqAlloc.numPrb)) != ROK) + { + DU_LOG("\nERROR --> SCH : allocatePrbDl() failed for DL MSG"); + return RFAILED; + } + + pagePdschCfg->beamPdschInfo.numPrgs = 1; + pagePdschCfg->beamPdschInfo.prgSize = 1; + pagePdschCfg->beamPdschInfo.digBfInterfaces = 0; + pagePdschCfg->beamPdschInfo.prg[0].pmIdx = 0; + pagePdschCfg->beamPdschInfo.prg[0].beamIdx[0] = 0; + pagePdschCfg->txPdschPower.powerControlOffset = 0; + pagePdschCfg->txPdschPower.powerControlOffsetSS = 0; + + return ROK; } + /********************************************************************** End of file **********************************************************************/