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=6931f7c44d97fb4dc71252de54870916cacc3321;hpb=8d9ebf64c8a64bf1346685833fe79970c4ef3d14;p=o-du%2Fl2.git diff --git a/src/5gnrsch/sch_common.c b/src/5gnrsch/sch_common.c index 6931f7c44..a16cda542 100644 --- a/src/5gnrsch/sch_common.c +++ b/src/5gnrsch/sch_common.c @@ -31,29 +31,10 @@ File: sch_common.c /** @file sch_common.c @brief This module performs common scheduling */ -#include "stdbool.h" -#include "envopt.h" /* environment options */ -#include "envdep.h" /* environment dependent */ -#include "envind.h" /* environment independent */ -#include "gen.h" /* general layer */ -#include "ssi.h" /* system service interface */ -#include "cm_tkns.h" /* Common Token Defines */ -#include "cm_llist.h" /* Common Link List Defines */ -#include "cm_hash.h" /* Common Hash List Defines */ -#include "cm_mblk.h" /* common memory link list library */ -#include "cm_lte.h" /* Common LTE Defines */ +#include "common_def.h" #include "tfu.h" #include "lrg.h" -#include "gen.x" /* general layer typedefs */ -#include "ssi.x" /* system services typedefs */ -#include "cm5.x" /* system services */ -#include "cm_tkns.x" /* Common Token Definitions */ -#include "cm_llist.x" /* Common Link List Definitions */ -#include "cm_lib.x" /* Common Library Definitions */ -#include "cm_hash.x" /* Common Hash List Definitions */ -#include "cm_mblk.x" /* common memory link list library */ -#include "cm_lte.x" /* Common LTE Defines */ #include "tfu.x" #include "lrg.x" #include "du_log.h" @@ -62,117 +43,141 @@ File: sch_common.c #include "sch.h" #include "sch_utils.h" -extern SchCb schCb[SCH_MAX_INST]; -extern uint16_t prachCfgIdxTable[MAX_PRACH_CONFIG_IDX][8]; -extern uint16_t numRbForPrachTable[MAX_RACH_NUM_RB_IDX][5]; - SchMacUlSchInfoFunc schMacUlSchInfoOpts[] = { - packSchMacUlSchInfo, - MacProcUlSchInfo, - packSchMacUlSchInfo + packSchMacUlSchInfo, + MacProcUlSchInfo, + packSchMacUlSchInfo }; /** - * @brief Time domain allocation for SSB + * @brief common resource allocation for SSB * * @details * - * Function : ssbDlTdAlloc + * Function : schBroadcastSsbAlloc * - * This function handles common scheduling for DL + * This function handles common scheduling for SSB * - * @param[in] uint8_t scs, uint8_t *ssbStartSym + * @param[in] SchCellCb *cell, cell cb + * @param[in] DlBrdcstAlloc *dlBrdcstAlloc, DL brdcst allocation * @return void **/ -void ssbDlTdAlloc(uint8_t scs, uint8_t *ssbStartSymb) +uint8_t schBroadcastSsbAlloc(SchCellCb *cell, SlotTimingInfo slotTime, DlBrdcstAlloc *dlBrdcstAlloc) { - uint8_t n; - /* Determine value of "n" based on Section 4.1 of 3GPP TS 38.213 */ - switch(scs) - { - case SCH_SCS_15KHZ: - { - uint8_t symbIdx=0; - n = 2;/* n = 0, 1 for SCS = 15KHz */ - for(uint8_t idx=0; idx SCH: schBroadcastSsbAlloc() : Cell is NULL"); + return RFAILED; + } + + if(dlBrdcstAlloc == NULL) + { + DU_LOG("\nERROR --> SCH: schBroadcastSsbAlloc() : dlBrdcstAlloc is NULL"); + return RFAILED; + } + + schDlSlotInfo = cell->schDlSlotInfo[slotTime.slot]; + ssbStartPrb = cell->cellCfg.ssbSchCfg.ssbOffsetPointA; //+Kssb + ssbStartSymb = cell->ssbStartSymbArr[dlBrdcstAlloc->ssbIdxSupported-1]; /*since we are supporting only 1 ssb beam */ + + /* Assign interface structure */ + for(idx=0; idxssbIdxSupported; idx++) + { + ssbInfo.ssbIdx = idx; + ssbInfo.fdAlloc.startPrb = ssbStartPrb; + ssbInfo.fdAlloc.numPrb = SCH_SSB_NUM_PRB; + ssbInfo.tdAlloc.startSymb = ssbStartSymb; + ssbInfo.tdAlloc.numSymb = SCH_SSB_NUM_SYMB; + dlBrdcstAlloc->ssbInfo[idx] = ssbInfo; + schDlSlotInfo->ssbInfo[idx] = ssbInfo; + } + + if((allocatePrbDl(cell, slotTime, ssbStartSymb, SCH_SSB_NUM_SYMB, &ssbInfo.fdAlloc.startPrb, ssbInfo.fdAlloc.numPrb)) != ROK) + { + DU_LOG("\nERROR --> SCH: PRB allocation failed for SSB in SFN:SLOT [%d : %d]", slotTime.sfn, slotTime.slot); + return RFAILED; + } + + + schDlSlotInfo->ssbPres = true; + schDlSlotInfo->ssbIdxSupported = dlBrdcstAlloc->ssbIdxSupported; + return ROK; } /** - * @brief common resource allocation for SSB + * @brief common resource allocation for SIB1 * * @details * - * Function : schBroadcastAlloc + * Function : schBroadcastSib1Alloc * - * This function handles common scheduling for DL + * This function handles common scheduling for SIB1 * * @param[in] SchCellCb *cell, cell cb * @param[in] DlBrdcstAlloc *dlBrdcstAlloc, DL brdcst allocation * @return void **/ -uint8_t schBroadcastAlloc(SchCellCb *cell, DlBrdcstAlloc *dlBrdcstAlloc, - uint16_t slot) +uint8_t schBroadcastSib1Alloc(SchCellCb *cell, SlotTimingInfo slotTime, DlBrdcstAlloc *dlBrdcstAlloc) { - /* schedule SSB */ - uint8_t scs, ssbStartPrb, ssbStartSymb, idx; - uint8_t ssbStartSymbArr[SCH_MAX_SSB_BEAM]; - SchDlAlloc *dlAlloc; - SsbInfo ssbInfo; - - dlAlloc = cell->dlAlloc[slot]; - if(dlBrdcstAlloc->ssbTrans) - { - scs = cell->cellCfg.ssbSchCfg.scsCommon; - ssbStartPrb = cell->cellCfg.ssbSchCfg.ssbOffsetPointA; - - memset(ssbStartSymbArr, 0, SCH_MAX_SSB_BEAM); - ssbDlTdAlloc(scs, ssbStartSymbArr); - ssbStartSymb = ssbStartSymbArr[dlBrdcstAlloc->ssbIdxSupported-1]; /*since we are supporting only 1 ssb beam */ - /* Assign interface structure */ - for(idx=0; idxssbIdxSupported; idx++) - { - ssbInfo.ssbIdx = idx; - ssbInfo.fdAlloc.ssbStartPrbIdx = ssbStartPrb; - ssbInfo.fdAlloc.ssbPrbDuration = SCH_SSB_PRB_DURATION; - ssbInfo.tdAlloc.ssbStartSymbIdx = ssbStartSymb; - ssbInfo.tdAlloc.ssbSymbolDuration = SCH_SSB_SYMB_DURATION; - dlBrdcstAlloc->ssbInfo[idx] = ssbInfo; - dlAlloc->ssbInfo[idx] = ssbInfo; - - } - - dlAlloc->ssbPres = true; - dlAlloc->ssbIdxSupported = dlBrdcstAlloc->ssbIdxSupported; - for(idx=ssbStartSymb; idxassignedPrb[idx] = ssbStartPrb + SCH_SSB_PRB_DURATION + 1; /* +1 for kSsb */ - } - - } - - /* SIB1 allocation */ - if(dlBrdcstAlloc->sib1Trans) - { - dlAlloc->sib1Pres = true; - for(idx=0; idxassignedPrb[idx] = ssbStartPrb + SCH_SSB_PRB_DURATION + 1 + 10; /* 10 PRBs for sib1 */ - } - memcpy(&dlBrdcstAlloc->sib1Alloc.sib1PdcchCfg, &cell->cellCfg.sib1SchCfg.sib1PdcchCfg, sizeof(PdcchCfg)); - memcpy(&dlBrdcstAlloc->sib1Alloc.sib1PdschCfg, &cell->cellCfg.sib1SchCfg.sib1PdschCfg, sizeof(PdschCfg)); - } - return ROK; + uint8_t dmrsStartSymbol, startSymbol, numSymbol ; + DmrsInfo dmrs; + FreqDomainAlloc freqAlloc; + TimeDomainAlloc timeAlloc; + SchDlSlotInfo *schDlSlotInfo = NULLP; + + if(cell == NULL) + { + DU_LOG("\nERROR --> SCH: schBroadcastSsbAlloc() : Cell is NULL"); + return RFAILED; + } + + if(dlBrdcstAlloc == NULL) + { + DU_LOG("\nERROR --> SCH: schBroadcastSsbAlloc() : dlBrdcstAlloc is NULL"); + return RFAILED; + } + + dmrs = cell->cellCfg.sib1SchCfg.sib1PdschCfg.dmrs; + freqAlloc = cell->cellCfg.sib1SchCfg.sib1PdschCfg.pdschFreqAlloc.freqAlloc; + timeAlloc = cell->cellCfg.sib1SchCfg.sib1PdschCfg.pdschTimeAlloc.timeAlloc; + schDlSlotInfo = cell->schDlSlotInfo[slotTime.slot]; + + /* Find total symbols used including DMRS */ + /* If there are no DRMS symbols, findDmrsStartSymbol() returns MAX_SYMB_PER_SLOT, + * in that case only PDSCH symbols are marked as occupied */ + dmrsStartSymbol = findDmrsStartSymbol(dmrs.dlDmrsSymbPos); + if(dmrsStartSymbol == MAX_SYMB_PER_SLOT) + { + startSymbol = timeAlloc.startSymb; + numSymbol = timeAlloc.numSymb; + } + /* If DMRS symbol is found, mark DMRS and PDSCH symbols as occupied */ + else + { + startSymbol = dmrsStartSymbol; + numSymbol = dmrs.nrOfDmrsSymbols + timeAlloc.numSymb; + } + + /* Allocate PRB */ + if((allocatePrbDl(cell, slotTime, startSymbol, numSymbol, &freqAlloc.startPrb, freqAlloc.numPrb)) != ROK) + { + DU_LOG("\nERROR --> SCH: PRB allocation failed for SIB1 in SFN:Slot [%d : %d]", slotTime.sfn, slotTime.slot); + return RFAILED; + } + + memcpy(&dlBrdcstAlloc->sib1Alloc.bwp, &cell->cellCfg.sib1SchCfg.bwp, sizeof(BwpCfg)); + memcpy(&dlBrdcstAlloc->sib1Alloc.sib1PdcchCfg, &cell->cellCfg.sib1SchCfg.sib1PdcchCfg, sizeof(PdcchCfg)); + memcpy(&dlBrdcstAlloc->sib1Alloc.sib1PdschCfg, &cell->cellCfg.sib1SchCfg.sib1PdschCfg, sizeof(PdschCfg)); + dlBrdcstAlloc->sib1Alloc.sib1PdcchCfg.dci.pdschCfg = &dlBrdcstAlloc->sib1Alloc.sib1PdschCfg; + schDlSlotInfo->sib1Pres = true; + return ROK; } /******************************************************************* @@ -191,102 +196,263 @@ uint8_t schBroadcastAlloc(SchCellCb *cell, DlBrdcstAlloc *dlBrdcstAlloc, * RFAILED - failure * * ****************************************************************/ -int sendUlSchInfoToMac(UlSchInfo *ulSchInfo, Inst inst) +int sendUlSchInfoToMac(UlSchedInfo *ulSchedInfo, Inst inst) { - Pst pst; + Pst pst; memset(&pst, 0, sizeof(Pst)); - SCH_FILL_RSP_PST(pst, inst); - pst.event = EVENT_UL_SCH_INFO; + FILL_PST_SCH_TO_MAC(pst, inst); + pst.event = EVENT_UL_SCH_INFO; + + return(*schMacUlSchInfoOpts[pst.selector])(&pst, ulSchedInfo); +} + +/** + * @brief Function to fill Pucch Format 0 + * + * @details + * + * Function : fillPucchFormat0 + * + * Function to fill Pucch format 0 + * + * @param[in] SchPucchInfo pointer, SchPucchResrcInfo pointer + * @return void + **/ + +void fillPucchFormat0(SchPucchInfo *ulSchedPucch, SchPucchResrcInfo *resrcInfo) +{ + if(resrcInfo->SchPucchFormat.format0) + { + ulSchedPucch->fdAlloc.numPrb = PUCCH_NUM_PRB_FORMAT_0_1_4; + ulSchedPucch->pucchFormat = PUCCH_FORMAT_0; + ulSchedPucch->initialCyclicShift = resrcInfo->SchPucchFormat.format0->initialCyclicShift; + ulSchedPucch->tdAlloc.numSymb = resrcInfo->SchPucchFormat.format0->numSymbols; + ulSchedPucch->tdAlloc.startSymb = resrcInfo->SchPucchFormat.format0->startSymbolIdx; + } +} - return(*schMacUlSchInfoOpts[pst.selector])(&pst, ulSchInfo); +/** + * @brief Function to fill Pucch Format 1 + * + * @details + * + * Function : fillPucchFormat1 + * + * Function to fill Pucch format 1 + * + * @param[in] SchPucchInfo pointer, SchPucchResrcInfo pointer + * @return void + **/ +void fillPucchFormat1(SchPucchInfo *ulSchedPucch, SchPucchResrcInfo *resrcInfo) +{ + if(resrcInfo->SchPucchFormat.format1) + { + ulSchedPucch->fdAlloc.numPrb = PUCCH_NUM_PRB_FORMAT_0_1_4; + ulSchedPucch->pucchFormat = PUCCH_FORMAT_1; + ulSchedPucch->initialCyclicShift = resrcInfo->SchPucchFormat.format1->initialCyclicShift; + ulSchedPucch->tdAlloc.numSymb = resrcInfo->SchPucchFormat.format1->numSymbols; + ulSchedPucch->tdAlloc.startSymb = resrcInfo->SchPucchFormat.format1->startSymbolIdx; + ulSchedPucch->timeDomOCC = resrcInfo->SchPucchFormat.format1->timeDomOCC; + } } + /** - * @brief resource allocation for PRACH + * @brief Function to fill Pucch format for UL Sched Info * * @details * - * Function : schPrachResAlloc + * Function : fillUlSchedPucchFormat * - * This function handles PRACH allocation + * Function to fill Pucch format for UL Sched Info * - * @param[in] SchCellCb *cell, cell cb - * @param[in] UlSchInfo *ulSchInfo, UL scheduling info + * @param[in] pucchFormat , SchPucchInfo pointer, + * @param[in] SchPucchFormatCfg pointer, SchPucchResrcInfo pointer * @return void **/ -int schPrachResAlloc(SchCellCb *cell, UlSchInfo *ulSchInfo) + +uint8_t fillUlSchedPucchFormat(uint8_t pucchFormat, SchPucchInfo *ulSchedPucch,\ + SchPucchResrcInfo *resrcInfo, SchPucchFormatCfg *formatCfg) +{ + uint8_t ret = ROK; + + switch(pucchFormat) + { + case PUCCH_FORMAT_0: + { + if(resrcInfo) + fillPucchFormat0(ulSchedPucch, resrcInfo); + return ret; + } + case PUCCH_FORMAT_1: + { + if(resrcInfo) + { + fillPucchFormat1(ulSchedPucch, resrcInfo); + } + if(formatCfg) + { + memcpy(&ulSchedPucch->cmnFormatCfg, formatCfg, sizeof(SchPucchFormatCfg)); + } + return ret; + }/* To Add support for more Pucch Format */ + + default: + DU_LOG("\nERROR --> SCH : Invalid PUCCH format[%d] in fillUlSchedPucchFormatCfg()", pucchFormat); + ret = RFAILED; + return ret; + } + return ret; +} + +/** + * @brief Function to fill Pucch Dedicated Cfg for UL Sched Info + * + * @details + * + * Function : fillUlSchedPucchDedicatedCfg + * + * Function to fill Pucch Dedicated Cfg for UL Sched Info + * + * @param[in] pucchFormat to be filled + * @param[in] SchPucchFormatCfg pointer, SchPucchCfg pointer + * @return void + **/ + +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) + { + //Assuming one entry in the list + for(resrcSetIdx = 0; resrcSetIdx < pucchDedCfg->resrcSet->resrcSetToAddModListCount; resrcSetIdx++) + { + for(resrcIdx = 0; resrcIdx < pucchDedCfg->resrc->resrcToAddModListCount; resrcIdx++) + { + if(pucchDedCfg->resrcSet->resrcSetToAddModList[resrcSetIdx].resrcList[resrcSetIdx] ==\ + 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; + + 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)); + ret = fillUlSchedPucchFormat(ulSchedPucch->pucchFormat, ulSchedPucch, NULLP, pucchDedCfg->format1); + if(ret == RFAILED) + return ret; + } + + if(!isAllocated) + { + return RFAILED; + } + + /* setting SR and UCI flag */ + if(pucchDedCfg->schedReq) + { + for(schedReqIdx = 0; schedReqIdx < pucchDedCfg->schedReq->schedAddModListCount; schedReqIdx++) + { + srPeriodicity = pucchDedCfg->schedReq->schedAddModList[schedReqIdx].periodicity; + srOffset = pucchDedCfg->schedReq->schedAddModList[schedReqIdx].offset; + break; + } + if(((numSlots * slotInfo->sfn + slotInfo->slot - srOffset) % srPeriodicity) == 0) + { + ulSchedPucch->srFlag = true; + ulSchedPucch->uciFlag = true; + } + ulSchedPucch->harqFlag = true;//check how to enable? + } + return ret; +} + +/** + * @brief Function to fill Pucch Resource Info + * + * @details + * + * Function : fillPucchResourceInfo + * + * Function to fill Pucch Resource Info + * + * @param[in] SchPucchInfo *schPucchInfo, Inst inst + * @return ROK/RFAILED + **/ + +uint16_t fillPucchResourceInfo(SchPucchInfo *schPucchInfo, Inst inst, SlotTimingInfo slotInfo) { - uint8_t numPrachRb = 0; - uint8_t numRa = 0; - uint8_t freqStart = 0; - uint16_t sfn = 0; - uint16_t slot = 0; - uint8_t prachCfgIdx = 0; - uint8_t prachFormat = 0; - uint8_t x = 0; - uint8_t y = 0; - uint8_t prachSubframe = 0; - uint8_t prachStartSymbol = 0; - uint8_t prachOcas = 0; - uint8_t dataType = 0; - uint8_t idx = 0; - SchUlAlloc *ulAlloc = NULLP; - - sfn = cell->slotInfo.sfn; - slot = cell->slotInfo.slot; - ulAlloc = cell->ulAlloc[cell->slotInfo.slot]; - prachCfgIdx = cell->cellCfg.schRachCfg.prachCfgIdx; - - /* derive the prachCfgIdx table paramters */ - x = prachCfgIdxTable[prachCfgIdx][1]; - y = prachCfgIdxTable[prachCfgIdx][2]; - prachSubframe = prachCfgIdxTable[prachCfgIdx][3]; - - if((sfn%x) != y) - { - /* prach occasion does not lie in this SFN */ - DU_LOG("\nPRACH ocassion doesn't lie in this SFN"); - return RFAILED; - } - /* check for subFrame number */ - if ((1 << slot) & prachSubframe) - { - /* prach ocassion present in this subframe */ - - prachFormat = prachCfgIdxTable[prachCfgIdx][0]; - prachStartSymbol = prachCfgIdxTable[prachCfgIdx][4]; - prachOcas = prachCfgIdxTable[prachCfgIdx][6]; - - /* freq domain resource determination for RACH*/ - freqStart = cell->cellCfg.schRachCfg.msg1FreqStart; - /* numRa determined as 𝑛 belonging {0,1,.., M − 1}, - * where M is given by msg1Fdm */ - numRa = (cell->cellCfg.schRachCfg.msg1Fdm - 1); - for(idx=0; idxcellCfg.schRachCfg.rootSeqIdx) - break; - } - numPrachRb = numRbForPrachTable[idx][3]; - dataType |= SCH_DATATYPE_PRACH; - /* Considering first slot in the frame for PRACH */ - idx = 0; - ulAlloc->assignedPrb[idx] = freqStart+numPrachRb; - } - - /* Fill UL SCH Info */ - ulSchInfo->cellId = cell->cellId; - ulSchInfo->slotIndInfo.sfn = sfn; - ulSchInfo->slotIndInfo.slot = slot; - ulSchInfo->dataType = dataType; - /* prach info */ - ulSchInfo->prachSchInfo.numPrachOcas = prachOcas; - ulSchInfo->prachSchInfo.prachFormat = prachFormat; - ulSchInfo->prachSchInfo.numRa = numRa; - ulSchInfo->prachSchInfo.prachStartSymb = prachStartSymbol; - - return ROK; + 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_ID(schPucchInfo->rnti, ueId); + ueIdx = ueId -1; + if(cell->ueCb[ueIdx].ueCfg.spCellCfg.servCellCfg.initUlBwp.pucchCfgPres) + { + /* fill pucch dedicated cfg */ + ret = fillUlSchedPucchDedicatedCfg(cell,\ + &cell->ueCb[ueIdx].ueCfg.spCellCfg.servCellCfg.initUlBwp.pucchCfg, &slotInfo, schPucchInfo); + if(ret == RFAILED) + { + memset(schPucchInfo, 0, sizeof(SchPucchInfo)); + DU_LOG("\nERROR --> SCH : Filling PUCCH dedicated cfg failed at fillPucchResourceInfo()"); + return ret; + } + } + else + { + /* fill pucch common cfg */ + /* derive pucchResourceSet from schCellCfg */ + pucchCfg = &cell->cellCfg.schInitialUlBwp.pucchCommon; + pucchIdx = pucchCfg->pucchResourceCommon; + ulBwp = &cell->cellCfg.schInitialUlBwp.bwp; + 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; + } + } + return ROK; } /** @@ -304,18 +470,1829 @@ int schPrachResAlloc(SchCellCb *cell, UlSchInfo *ulSchInfo) uint8_t schUlResAlloc(SchCellCb *cell, Inst schInst) { int ret = ROK; - UlSchInfo ulSchInfo; + UlSchedInfo ulSchedInfo; + SchUlSlotInfo *schUlSlotInfo = NULLP; + SlotTimingInfo ulTimingInfo; + memset(&ulSchedInfo, 0, sizeof(UlSchedInfo)); + + /* add PHY delta */ + ADD_DELTA_TO_TIME(cell->slotInfo,ulTimingInfo,PHY_DELTA_UL+SCHED_DELTA); + + ulSchedInfo.cellId = cell->cellId; + ulSchedInfo.slotIndInfo.cellId = ulSchedInfo.cellId; + ulSchedInfo.slotIndInfo.sfn = ulTimingInfo.sfn; + ulSchedInfo.slotIndInfo.slot = ulTimingInfo.slot; + /* Schedule resources for PRACH */ - schPrachResAlloc(cell, &ulSchInfo); - //send msg to MAC - ret = sendUlSchInfoToMac(&ulSchInfo, schInst); + if(cell->firstSib1Transmitted) + schPrachResAlloc(cell, &ulSchedInfo, ulTimingInfo); + + schUlSlotInfo = cell->schUlSlotInfo[ulTimingInfo.slot]; + if(schUlSlotInfo->schPuschInfo) + { + ulSchedInfo.crnti = schUlSlotInfo->schPuschInfo->crnti; + ulSchedInfo.dataType |= SCH_DATATYPE_PUSCH; + memcpy(&ulSchedInfo.schPuschInfo, schUlSlotInfo->schPuschInfo, + sizeof(SchPuschInfo)); + SCH_FREE(schUlSlotInfo->schPuschInfo, sizeof(SchPuschInfo)); + schUlSlotInfo->schPuschInfo = NULL; + } + + if(schUlSlotInfo->pucchPres) + { + 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)); + } + + //send msg to MAC + ret = sendUlSchInfoToMac(&ulSchedInfo, schInst); if(ret != ROK) { - DU_LOG("\nSending UL Sch info from SCH to MAC failed"); + DU_LOG("\nERROR --> SCH : Sending UL Sch info from SCH to MAC failed"); + } + + schInitUlSlot(schUlSlotInfo); + return ret; +} + +/******************************************************************* + * + * @brief Fills pdcch and pdsch info for msg4 + * + * @details + * + * Function : schDlRsrcAllocMsg4 + * + * Functionality: + * Fills pdcch and pdsch info for msg4 + * + * @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 *dlMsgAlloc,\ + uint8_t pdschStartSymbol, uint8_t pdschNumSymbols, bool isRetx, SchDlHqProcCb *hqP) +{ + uint8_t coreset0Idx = 0; + uint8_t firstSymbol = 0; + uint8_t numSymbols = 0; + uint8_t mcs = DEFAULT_MCS; /* MCS fixed to 4 */ + uint8_t dmrsStartSymbol = 0, startSymbol = 0, numSymbol = 0; + uint16_t tbSize = 0; + uint16_t numRbs; + SchBwpDlCfg *initialBwp = NULLP; + PdcchCfg *pdcch = NULLP; + PdschCfg *pdsch = NULLP; + BwpCfg *bwp = NULLP; + DlMsgSchInfo *msg4Alloc = NULLP; + + if(cell == NULL) + { + DU_LOG("\nERROR --> SCH: schDlRsrcAllocMsg4() : Cell is NULL"); + return RFAILED; + } + + if(dlMsgAlloc == 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; + + 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]; + + /* calculate time domain parameters */ + uint16_t mask = 0x2000; + for(firstSymbol=0; firstSymbolpdcchCommon.commonSearchSpace.monitoringSymbol & mask) + break; + else + mask = mask>>1; + } + + /* fill BWP */ + bwp->freqAlloc.numPrb = initialBwp->bwp.freqAlloc.numPrb; + bwp->freqAlloc.startPrb = initialBwp->bwp.freqAlloc.startPrb; + bwp->subcarrierSpacing = initialBwp->bwp.scs; + bwp->cyclicPrefix = initialBwp->bwp.cyclicPrefix; + + /* fill the PDCCH PDU */ + pdcch->coresetCfg.startSymbolIndex = firstSymbol; + pdcch->coresetCfg.durationSymbols = numSymbols; + memcpy(pdcch->coresetCfg.freqDomainResource, \ + cell->cellCfg.schInitialDlBwp.pdcchCommon.commonSearchSpace.freqDomainRsrc, FREQ_DOM_RSRC_SIZE); + + 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->coresetCfg.coreSetType = 0; + pdcch->coresetCfg.coreSetSize = numRbs; + pdcch->coresetCfg.shiftIndex = cell->cellCfg.phyCellId; + pdcch->coresetCfg.precoderGranularity = 0; /* sameAsRegBundle */ + pdcch->numDlDci = 1; + pdcch->dci.rnti = cell->raCb[ueId-1].tcrnti; + pdcch->dci.scramblingId = cell->cellCfg.phyCellId; + pdcch->dci.scramblingRnti = 0; + pdcch->dci.cceIndex = 4; /* considering SIB1 is sent at cce 0-1-2-3 */ + pdcch->dci.aggregLevel = 4; + pdcch->dci.beamPdcchInfo.numPrgs = 1; + pdcch->dci.beamPdcchInfo.prgSize = 1; + 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.powerControlOffsetSS = 0; + pdcch->dci.pdschCfg = pdsch; + + /* fill the PDSCH PDU */ + uint8_t cwCount = 0; + pdsch->pduBitmap = 0; /* PTRS and CBG params are excluded */ + pdsch->rnti = cell->raCb[ueId-1].tcrnti; + pdsch->pduIndex = 0; + pdsch->numCodewords = 1; + for(cwCount = 0; cwCount < pdsch->numCodewords; cwCount++) + { + pdsch->codeword[cwCount].targetCodeRate = 308; + pdsch->codeword[cwCount].qamModOrder = 2; + pdsch->codeword[cwCount].mcsIndex = mcs; /* mcs configured to 4 */ + pdsch->codeword[cwCount].mcsTable = 0; /* notqam256 */ + 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; + pdsch->numLayers = 1; + pdsch->transmissionScheme = 0; + pdsch->refPoint = 0; + pdsch->dmrs.dlDmrsSymbPos = 4; /* Bitmap value 00000000000100 i.e. using 3rd symbol for PDSCH DMRS */ + pdsch->dmrs.dmrsConfigType = 0; /* type-1 */ + pdsch->dmrs.dlDmrsScramblingId = cell->cellCfg.phyCellId; + pdsch->dmrs.scid = 0; + pdsch->dmrs.numDmrsCdmGrpsNoData = 1; + pdsch->dmrs.dmrsPorts = 0; + pdsch->dmrs.mappingType = DMRS_MAP_TYPE_A; /* Setting to Type-A */ + pdsch->dmrs.nrOfDmrsSymbols = NUM_DMRS_SYMBOLS; + pdsch->dmrs.dmrsAddPos = DMRS_ADDITIONAL_POS; + + 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, pdschNumSymbols); + pdsch->pdschFreqAlloc.vrbPrbMapping = 0; /* non-interleaved */ + + /* Find total symbols occupied including DMRS */ + dmrsStartSymbol = findDmrsStartSymbol(pdsch->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 = pdsch->pdschTimeAlloc.timeAlloc.startSymb; + numSymbol = pdsch->pdschTimeAlloc.timeAlloc.numSymb; + } + /* If DMRS symbol is found, mark DMRS and PDSCH symbols as occupied */ + else + { + startSymbol = dmrsStartSymbol; + numSymbol = pdsch->dmrs.nrOfDmrsSymbols + pdsch->pdschTimeAlloc.timeAlloc.numSymb; + } + + /* Allocate the number of PRBs required for RAR PDSCH */ + if((allocatePrbDl(cell, msg4Time, startSymbol, numSymbol,\ + &pdsch->pdschFreqAlloc.freqAlloc.startPrb, pdsch->pdschFreqAlloc.freqAlloc.numPrb)) != ROK) + { + DU_LOG("\nERROR --> SCH : Resource allocation failed for MSG4"); + return RFAILED; + } + + pdsch->beamPdschInfo.numPrgs = 1; + pdsch->beamPdschInfo.prgSize = 1; + pdsch->beamPdschInfo.digBfInterfaces = 0; + pdsch->beamPdschInfo.prg[0].pmIdx = 0; + pdsch->beamPdschInfo.prg[0].beamIdx[0] = 0; + pdsch->txPdschPower.powerControlOffset = 0; + pdsch->txPdschPower.powerControlOffsetSS = 0; + + msg4Alloc->dlMsgInfo.isMsg4Pdu = true; + return ROK; +} + +/******************************************************************* + * + * @brief Scheduling for Pucch Resource + * + * @details + * + * Function : schAllocPucchResource + * + * Functionality: + * 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, + 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; +} + +/******************************************************************* + * + * @brief Fills pdcch and pdsch info for dedicated DL msg + * + * @details + * + * Function : schDlRsrcAllocDlMsg + * + * Functionality: + * Fills pdcch and pdsch info for dl msg + * + * @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, uint8_t pdschStartSymbol, + uint8_t pdschNumSymbols, bool isRetx, SchDlHqProcCb *hqP) +{ + uint8_t ueId=0; + PdcchCfg *pdcch = NULLP; + PdschCfg *pdsch = NULLP; + BwpCfg *bwp = NULLP; + SchUeCb ueCb; + SchControlRsrcSet coreset1; + SchPdschConfig pdschCfg; + uint8_t dmrsStartSymbol, startSymbol, numSymbol; + + pdcch = &dlMsgAlloc->dlMsgSchedInfo[dlMsgAlloc->numSchedInfo].dlMsgPdcchCfg; + pdsch = &dlMsgAlloc->dlMsgSchedInfo[dlMsgAlloc->numSchedInfo].dlMsgPdschCfg; + bwp = &dlMsgAlloc->dlMsgSchedInfo[dlMsgAlloc->numSchedInfo].bwp; + + 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; + + /* fill BWP */ + bwp->freqAlloc.numPrb = MAX_NUM_RB; + bwp->freqAlloc.startPrb = 0; + bwp->subcarrierSpacing = cell->cellCfg.sib1SchCfg.bwp.subcarrierSpacing; + bwp->cyclicPrefix = cell->cellCfg.sib1SchCfg.bwp.cyclicPrefix; + + /* fill the PDCCH PDU */ + //Considering coreset1 also starts from same symbol as coreset0 + pdcch->coresetCfg.startSymbolIndex = coresetIdxTable[0][3]; + pdcch->coresetCfg.durationSymbols = coreset1.duration; + memcpy(pdcch->coresetCfg.freqDomainResource, coreset1.freqDomainRsrc, FREQ_DOM_RSRC_SIZE); + pdcch->coresetCfg.cceRegMappingType = coreset1.cceRegMappingType; /* non-interleaved */ + pdcch->coresetCfg.regBundleSize = 6; /* must be 6 for non-interleaved */ + pdcch->coresetCfg.interleaverSize = 0; /* NA for non-interleaved */ + pdcch->coresetCfg.coreSetType = 1; /* non PBCH coreset */ + //Considering number of RBs in coreset1 is same as coreset0 + pdcch->coresetCfg.coreSetSize = coresetIdxTable[0][1]; + pdcch->coresetCfg.shiftIndex = cell->cellCfg.phyCellId; + pdcch->coresetCfg.precoderGranularity = coreset1.precoderGranularity; + pdcch->numDlDci = 1; + pdcch->dci.rnti = ueCb.crnti; + pdcch->dci.scramblingId = cell->cellCfg.phyCellId; + pdcch->dci.scramblingRnti = 0; + pdcch->dci.cceIndex = 0; /* 0-3 for UL and 4-7 for DL */ + pdcch->dci.aggregLevel = 4; + pdcch->dci.beamPdcchInfo.numPrgs = 1; + pdcch->dci.beamPdcchInfo.prgSize = 1; + 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.powerControlOffsetSS = 0; + + /* fill the PDSCH PDU */ + uint8_t cwCount = 0; + pdsch->pduBitmap = 0; /* PTRS and CBG params are excluded */ + pdsch->rnti = ueCb.crnti; + pdsch->pduIndex = 0; + pdsch->numCodewords = 1; + for(cwCount = 0; cwCount < pdsch->numCodewords; cwCount++) + { + pdsch->codeword[cwCount].targetCodeRate = 308; + pdsch->codeword[cwCount].qamModOrder = ueCb.ueCfg.dlModInfo.modOrder; + pdsch->codeword[cwCount].mcsIndex = ueCb.ueCfg.dlModInfo.mcsIndex; + pdsch->codeword[cwCount].mcsTable = ueCb.ueCfg.dlModInfo.mcsTable; + pdsch->codeword[cwCount].rvIndex = 0; + + if (isRetx != TRUE) + { + tbSize +=TX_PAYLOAD_HDR_LEN; + hqP->tbInfo[cwCount].tbSzReq = tbSize; + } + pdsch->codeword[cwCount].tbSize = tbSize; + } + pdsch->dataScramblingId = cell->cellCfg.phyCellId; + pdsch->numLayers = 1; + pdsch->transmissionScheme = 0; + pdsch->refPoint = 0; + pdsch->dmrs.dlDmrsSymbPos = 4; /* Bitmap value 00000000000100 i.e. using 3rd symbol for PDSCH DMRS */ + pdsch->dmrs.dmrsConfigType = 0; /* type-1 */ + pdsch->dmrs.dlDmrsScramblingId = cell->cellCfg.phyCellId; + pdsch->dmrs.scid = 0; + pdsch->dmrs.numDmrsCdmGrpsNoData = 1; + pdsch->dmrs.dmrsPorts = 0; + pdsch->dmrs.mappingType = DMRS_MAP_TYPE_A; /* Setting to Type-A */ + pdsch->dmrs.nrOfDmrsSymbols = NUM_DMRS_SYMBOLS; + pdsch->dmrs.dmrsAddPos = pdschCfg.dmrsDlCfgForPdschMapTypeA.addPos; + + 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, pdschNumSymbols); + + /* Find total symbols occupied including DMRS */ + dmrsStartSymbol = findDmrsStartSymbol(pdsch->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 = pdsch->pdschTimeAlloc.timeAlloc.startSymb; + numSymbol = pdsch->pdschTimeAlloc.timeAlloc.numSymb; + } + /* If DMRS symbol is found, mark DMRS and PDSCH symbols as occupied */ + else + { + startSymbol = dmrsStartSymbol; + numSymbol = pdsch->dmrs.nrOfDmrsSymbols + pdsch->pdschTimeAlloc.timeAlloc.numSymb; + } + + /* Allocate the number of PRBs required for DL PDSCH */ + if((allocatePrbDl(cell, slotTime, startSymbol, numSymbol,\ + &pdsch->pdschFreqAlloc.freqAlloc.startPrb, pdsch->pdschFreqAlloc.freqAlloc.numPrb)) != ROK) + { + DU_LOG("\nERROR --> SCH : allocatePrbDl() failed for DL MSG"); + return RFAILED; + } + + pdsch->beamPdschInfo.numPrgs = 1; + pdsch->beamPdschInfo.prgSize = 1; + pdsch->beamPdschInfo.digBfInterfaces = 0; + pdsch->beamPdschInfo.prg[0].pmIdx = 0; + pdsch->beamPdschInfo.prg[0].beamIdx[0] = 0; + pdsch->txPdschPower.powerControlOffset = 0; + pdsch->txPdschPower.powerControlOffsetSS = 0; + + pdcch->dci.pdschCfg = pdsch; + return ROK; +} + +/******************************************************************* + * + * @brief Fills k0 and k1 information table for FDD + * + * @details + * + * Function : BuildK0K1TableForFdd + * + * Functionality: + * Fills k0 and k1 information table for FDD + * + * @params[in] SchCellCb *cell,SchK0K1TimingInfoTbl *k0K1InfoTbl,bool + * pdschCfgCmnPres,uint8_t numTimeDomAlloc, SchPdschCfgCmnTimeDomRsrcAlloc + * cmnTimeDomRsrcAllocList[], SchPdschTimeDomRsrcAlloc + * dedTimeDomRsrcAllocList[], uint8_t ulAckListCount, uint8_t *UlAckTbl + * @return ROK - success + * RFAILED - failure + * + * ****************************************************************/ +void BuildK0K1TableForFdd(SchCellCb *cell, SchK0K1TimingInfoTbl *k0K1InfoTbl, bool pdschCfgCmnPres,SchPdschCfgCmn pdschCmnCfg,\ +SchPdschConfig pdschDedCfg, uint8_t ulAckListCount, uint8_t *UlAckTbl) +{ + + uint8_t k1TmpVal =0, cfgIdx=0; + uint8_t slotIdx=0, k0Index=0, k1Index=0, numK0=0, numK1=0, numTimeDomAlloc=0; + + /* TODO Commented these below lines for resolving warnings. Presently these variable are not + * required but this will require for harq processing */ + // uint8_t k0TmpVal = 0; + // SchPdschCfgCmnTimeDomRsrcAlloc cmnTimeDomRsrcAllocList[MAX_NUM_DL_ALLOC]; + // SchPdschTimeDomRsrcAlloc dedTimeDomRsrcAllocList[MAX_NUM_DL_ALLOC]; + + /* Initialization the structure and storing the total slot values. */ + memset(k0K1InfoTbl, 0, sizeof(SchK0K1TimingInfoTbl)); + k0K1InfoTbl->tblSize = cell->numSlots; + + /* Storing time domain resource allocation list based on common or dedicated configuration. */ + if(pdschCfgCmnPres == true) + { + numTimeDomAlloc = pdschCmnCfg.numTimeDomAlloc; + for(cfgIdx = 0; cfgIdxnumSlots; slotIdx++) + { + numK0 = 0; + /* Storing the values of k0 based on time domain resource + * allocation list. If the value is unavailable then fill default values, + * As per 38.331 PDSCH-TimeDomainResourceAllocation field descriptions. */ + for(k0Index = 0; ((k0Index < numTimeDomAlloc) && (k0Index < MAX_NUM_K0_IDX)); k0Index++) + { + /* TODO These if 0 we will remove during harq processing */ +#if 0 + if(pdschCfgCmnPres == true) + { + k0TmpVal = cmnTimeDomRsrcAllocList[k0Index].k0; + } + else + { + if(dedTimeDomRsrcAllocList[k0Index].k0 != NULLP) + { + k0TmpVal = *(dedTimeDomRsrcAllocList[k0Index].k0); + } + else + { + k0TmpVal = DEFAULT_K0_VALUE; + } + } +#endif + /* Checking all the Ul Alloc values. If value is less than MIN_NUM_K1_IDX + * then skip else continue storing the values. */ + numK1 = 0; + for(k1Index = 0; k1Index < ulAckListCount; k1Index++) + { + k1TmpVal = UlAckTbl[k1Index]; + if(k1TmpVal <= MIN_NUM_K1_IDX) + { + continue; + } + + k0K1InfoTbl->k0k1TimingInfo[slotIdx].k0Indexes[numK0].k1TimingInfo.k1Indexes[numK1++] = k1Index; + /* TODO Store K1 index where harq feedback will be received in harq table. */ + } + if(numK1) + { + k0K1InfoTbl->k0k1TimingInfo[slotIdx].k0Indexes[numK0].k1TimingInfo.numK1 = numK1; + k0K1InfoTbl->k0k1TimingInfo[slotIdx].k0Indexes[numK0].k0Index = k0Index; + numK0++; + } + } + if(numK0) + { + k0K1InfoTbl->k0k1TimingInfo[slotIdx].numK0 = numK0; + } } - - return ret; } + +/******************************************************************* + * + * @brief Fills k0 and k1 information table + * + * @details + * + * Function : BuildK0K1Table + * + * Functionality: + * Fills K0 and k1 information table + * + * @params[in] SchCellCb *cell,SchK0K1TimingInfoTbl *k0K1InfoTbl,bool + * pdschCfgCmnPres,uint8_t numTimeDomAlloc, SchPdschCfgCmnTimeDomRsrcAlloc + * cmnTimeDomRsrcAllocList[], SchPdschTimeDomRsrcAlloc + * dedTimeDomRsrcAllocList[], uint8_t ulAckListCount, uint8_t *UlAckTbl + * @return ROK - success + * RFAILED - failure + * + * ****************************************************************/ +void BuildK0K1Table(SchCellCb *cell, SchK0K1TimingInfoTbl *k0K1InfoTbl, bool pdschCfgCmnPres, SchPdschCfgCmn pdschCmnCfg,\ +SchPdschConfig pdschDedCfg, uint8_t ulAckListCount, uint8_t *UlAckTbl) +{ + +#ifdef NR_TDD + SlotConfig slotCfg; + bool ulSlotPresent = false; + uint8_t k0TmpVal = 0, k1TmpVal =0, tmpSlot=0, startSymbol=0, endSymbol=0, checkSymbol=0; + uint8_t slotIdx=0, k0Index=0, k1Index=0, numK0=0, numK1=0, cfgIdx=0, numTimeDomAlloc =0, totalCfgSlot =0; + SchPdschCfgCmnTimeDomRsrcAlloc cmnTimeDomRsrcAllocList[MAX_NUM_DL_ALLOC]; + SchPdschTimeDomRsrcAlloc dedTimeDomRsrcAllocList[MAX_NUM_DL_ALLOC]; +#endif + + if(cell->cellCfg.dupMode == DUPLEX_MODE_FDD) + { + BuildK0K1TableForFdd(cell, k0K1InfoTbl, pdschCfgCmnPres, pdschCmnCfg, pdschDedCfg, ulAckListCount, UlAckTbl); + } + else + { +#ifdef NR_TDD + + /* Initialization the K0K1 structure, total num of slot and calculating the slot pattern length. */ + memset(k0K1InfoTbl, 0, sizeof(SchK0K1TimingInfoTbl)); + k0K1InfoTbl->tblSize = cell->numSlots; + totalCfgSlot = calculateSlotPatternLength(cell->cellCfg.ssbSchCfg.scsCommon, cell->cellCfg.tddCfg.tddPeriod); + + /* Storing time domain resource allocation list based on common or + * dedicated configuration availability. */ + if(pdschCfgCmnPres == true) + { + numTimeDomAlloc = pdschCmnCfg.numTimeDomAlloc; + for(cfgIdx = 0; cfgIdxnumSlots; slotIdx++) + { + /* If current slot is UL or FLEXI then Skip because PDCCH is sent only in DL slots. */ + slotCfg = schGetSlotSymbFrmt(slotIdx%totalCfgSlot, cell->slotFrmtBitMap); + if(slotCfg == UL_SLOT || slotCfg == FLEXI_SLOT) + { + continue; + } + + /* Storing K0 , start symbol and length symbol for further processing. + * If K0 value is not available then we can fill the default values + * given in spec 38.331. */ + numK0 = 0; + for(k0Index = 0; ((k0Index < numTimeDomAlloc) && (k0Index < MAX_NUM_K0_IDX)); k0Index++) + { + if(pdschCfgCmnPres == true) + { + k0TmpVal = cmnTimeDomRsrcAllocList[k0Index].k0; + startSymbol = cmnTimeDomRsrcAllocList[k0Index].startSymbol; + endSymbol = startSymbol + cmnTimeDomRsrcAllocList[k0Index].lengthSymbol; + } + else + { + if(dedTimeDomRsrcAllocList[k0Index].k0 != NULLP) + { + k0TmpVal = *(dedTimeDomRsrcAllocList[k0Index].k0); + } + else + { + k0TmpVal = DEFAULT_K0_VALUE; + } + startSymbol = dedTimeDomRsrcAllocList[k0Index].startSymbol; + endSymbol = startSymbol + dedTimeDomRsrcAllocList[k0Index].symbolLength; + } + + /* If current slot + k0 is UL then skip the slot + * else if it is DL slot then continue the next steps + * else if it is a FLEXI slot then check symbols of slot, It should not + * contain any UL slot. */ + tmpSlot = (slotIdx+k0TmpVal) % totalCfgSlot; + slotCfg = schGetSlotSymbFrmt(tmpSlot, cell->slotFrmtBitMap); + if(slotCfg == UL_SLOT) + { + continue; + } + if(slotCfg == FLEXI_SLOT) + { + for(checkSymbol = startSymbol; checkSymbolcellCfg.tddCfg.slotCfg[tmpSlot][checkSymbol]; + if(slotCfg == UL_SLOT) + { + continue; + } + } + } + + /* If current slot + k0 + k1 is a DL slot then skip the slot + * else if it is UL slot then store the information + * else if it is FLEXI slot then check the symbols, it must have + * at least one UL symbol. */ + numK1 = 0; + for(k1Index = 0; k1Index < ulAckListCount; k1Index++) + { + k1TmpVal = UlAckTbl[k1Index]; + if(k1TmpVal > MIN_NUM_K1_IDX) + { + tmpSlot = (slotIdx+k0TmpVal+k1TmpVal) % totalCfgSlot; + slotCfg = schGetSlotSymbFrmt(tmpSlot, cell->slotFrmtBitMap); + if(slotCfg == DL_SLOT) + { + continue; + } + if(slotCfg == FLEXI_SLOT) + { + for(checkSymbol = 0; checkSymbol< MAX_SYMB_PER_SLOT;checkSymbol++) + { + if(cell->cellCfg.tddCfg.slotCfg[tmpSlot][checkSymbol] == UL_SLOT) + { + ulSlotPresent = true; + break; + } + } + } + if(ulSlotPresent == true || slotCfg == UL_SLOT) + { + k0K1InfoTbl->k0k1TimingInfo[slotIdx].k0Indexes[numK0].k1TimingInfo.k1Indexes[numK1++] = k1Index; + /* TODO Store K1 index where harq feedback will be received + * in harq table. */ + } + } + } + + /* Store all the values if all condition satisfies. */ + if(numK1) + { + k0K1InfoTbl->k0k1TimingInfo[slotIdx].k0Indexes[numK0].k1TimingInfo.numK1 = numK1; + k0K1InfoTbl->k0k1TimingInfo[slotIdx].k0Indexes[numK0].k0Index = k0Index; + numK0++; + } + } + if(numK0) + { + k0K1InfoTbl->k0k1TimingInfo[slotIdx].numK0 = numK0; + } + } +#endif + } +} + +/******************************************************************* +* +* @brief Fills K2 information table for FDD +* +* @details +* +* Function : BuildK2InfoTableForFdd +* +* Functionality: +* Fills K2 information table for FDD +* +* @params[in] SchCellCb *cell,SchPuschTimeDomRsrcAlloc timeDomRsrcAllocList[], +* uint16_t puschSymTblSize,SchK2TimingInfoTbl *k2InfoTbl +* @return ROK - success +* RFAILED - failure +* +* ****************************************************************/ +void BuildK2InfoTableForFdd(SchCellCb *cell, SchPuschTimeDomRsrcAlloc timeDomRsrcAllocList[], uint16_t puschSymTblSize,\ +SchK2TimingInfoTbl *msg3K2InfoTbl, SchK2TimingInfoTbl *k2InfoTbl) +{ + uint16_t slotIdx=0, k2Index=0, k2TmpIdx=0, msg3K2TmpIdx=0; + + /* Initialization the structure and storing the total slot values. */ + memset(k2InfoTbl, 0, sizeof(SchK2TimingInfoTbl)); + k2InfoTbl->tblSize = cell->numSlots; + if(msg3K2InfoTbl) + msg3K2InfoTbl->tblSize = cell->numSlots; + + /* Checking all possible indexes for K2. */ + for(slotIdx = 0; slotIdx < cell->numSlots; slotIdx++) + { + /* Storing K2 values. */ + for(k2Index = 0; ((k2Index < puschSymTblSize) && (k2Index < MAX_NUM_K2_IDX)); k2Index++) + { + k2TmpIdx= k2InfoTbl->k2TimingInfo[slotIdx].numK2; + k2InfoTbl->k2TimingInfo[slotIdx].k2Indexes[k2TmpIdx] = k2Index; + k2InfoTbl->k2TimingInfo[slotIdx].numK2++; + + /* Updating K2 values for MSG3 */ + if(msg3K2InfoTbl) + { + msg3K2TmpIdx = msg3K2InfoTbl->k2TimingInfo[slotIdx].numK2; + msg3K2InfoTbl->k2TimingInfo[slotIdx].k2Indexes[msg3K2TmpIdx] = k2Index; + msg3K2InfoTbl->k2TimingInfo[slotIdx].numK2++; + } + } + } +} + +/******************************************************************* + * + * @brief Fills K2 information table + * + * @details + * + * Function : BuildK2InfoTable + * + * Functionality: + * Fills K2 information table + * + * @params[in] SchCellCb *cell,SchPuschTimeDomRsrcAlloc timeDomRsrcAllocList[], + * uint16_t puschSymTblSize, SchK2TimingInfoTbl *k2InfoTbl + * @return ROK - success + * RFAILED - failure + * + * ****************************************************************/ +void BuildK2InfoTable(SchCellCb *cell, SchPuschTimeDomRsrcAlloc timeDomRsrcAllocList[], uint16_t puschSymTblSize,\ +SchK2TimingInfoTbl *msg3K2InfoTbl, SchK2TimingInfoTbl *k2InfoTbl) +{ + +#ifdef NR_TDD + bool dlSymbolPresent = false; + uint8_t slotIdx=0, k2Index=0, k2Val=0, k2TmpVal=0, msg3K2TmpVal=0, msg3Delta=0, numK2 =0, currentSymbol =0; + uint8_t startSymbol =0, endSymbol =0, checkSymbol=0, totalCfgSlot=0, slotCfg=0; + SlotConfig currentSlot; +#endif + + if(cell->cellCfg.dupMode == DUPLEX_MODE_FDD) + { + BuildK2InfoTableForFdd(cell, timeDomRsrcAllocList, puschSymTblSize, msg3K2InfoTbl, k2InfoTbl); + } + else + { +#ifdef NR_TDD + + /* Initialization the structure and storing the total slot values. */ + memset(k2InfoTbl, 0, sizeof(SchK2TimingInfoTbl)); + k2InfoTbl->tblSize = cell->numSlots; + if(msg3K2InfoTbl) + msg3K2InfoTbl->tblSize = cell->numSlots; + totalCfgSlot = calculateSlotPatternLength(cell->cellCfg.ssbSchCfg.scsCommon, cell->cellCfg.tddCfg.tddPeriod); + + /* Checking all possible indexes for K2. */ + for(slotIdx = 0; slotIdx < cell->numSlots; slotIdx++) + { + currentSlot = schGetSlotSymbFrmt(slotIdx % totalCfgSlot, cell->slotFrmtBitMap); + + /* If current slot is UL then skip because PDCCH is sent only in DL slots */ + if(currentSlot != UL_SLOT) + { + for(k2Index = 0; ((k2Index < puschSymTblSize) && (k2Index < MAX_NUM_K2_IDX)); k2Index++) + { + /* Storing k2, startSymbol, endSymbol information for further processing. + * If k2 is absent then fill the default values given in spec 38.331 + * PUSCH-TimeDomainResourceAllocationList field descriptions */ + k2Val = timeDomRsrcAllocList[k2Index].k2; + if(!k2Val) + { + switch(cell->cellCfg.ssbSchCfg.scsCommon) + { + case SCS_15KHZ: + k2Val = DEFAULT_K2_VALUE_FOR_SCS15; + break; + case SCS_30KHZ: + k2Val = DEFAULT_K2_VALUE_FOR_SCS30; + break; + case SCS_60KHZ: + k2Val = DEFAULT_K2_VALUE_FOR_SCS60; + break; + case SCS_120KHZ: + k2Val = DEFAULT_K2_VALUE_FOR_SCS120; + break; + } + } + + /* Current slot + k2 should be either UL or FLEXI slot. + * If slot is FLEXI then check all the symbols of that slot, + * it should not contain any DL or FLEXI slot */ + k2TmpVal = (slotIdx + k2Val) % totalCfgSlot; + slotCfg = schGetSlotSymbFrmt(k2TmpVal, cell->slotFrmtBitMap); + if(slotCfg != DL_SLOT) + { + if(slotCfg == FLEXI_SLOT) + { + startSymbol = timeDomRsrcAllocList[k2Index].startSymbol; + endSymbol = startSymbol+ timeDomRsrcAllocList[k2Index].symbolLength; + dlSymbolPresent = false; + for(checkSymbol= startSymbol; checkSymbolcellCfg.tddCfg.slotCfg[k2TmpVal][checkSymbol]; + if(currentSymbol == DL_SLOT || currentSymbol == FLEXI_SLOT) + { + dlSymbolPresent = true; + break; + } + } + } + /* Store all the values if all condition satisfies. */ + if(dlSymbolPresent != true || slotCfg == UL_SLOT) + { + numK2 = k2InfoTbl->k2TimingInfo[slotIdx].numK2; + k2InfoTbl->k2TimingInfo[slotIdx].k2Indexes[numK2] = k2Index; + k2InfoTbl->k2TimingInfo[slotIdx].numK2++; + } + } + + if(msg3K2InfoTbl) + { + msg3Delta = puschDeltaTable[cell->cellCfg.numerology]; + + /* Check for K2 for MSG3 */ + /* Current slot + k2 should be either UL or FLEXI slot. + * If slot is FLEXI then check all the symbols of that slot, + * it should not contain any DL or FLEXI slot */ + msg3K2TmpVal = (slotIdx + k2Val + msg3Delta) % totalCfgSlot; + slotCfg = schGetSlotSymbFrmt(msg3K2TmpVal, cell->slotFrmtBitMap); + if(slotCfg != DL_SLOT) + { + if(slotCfg == FLEXI_SLOT) + { + startSymbol = timeDomRsrcAllocList[k2Index].startSymbol; + endSymbol = startSymbol+ timeDomRsrcAllocList[k2Index].symbolLength; + dlSymbolPresent = false; + for(checkSymbol= startSymbol; checkSymbolcellCfg.tddCfg.slotCfg[msg3K2TmpVal][checkSymbol]; + if(currentSymbol == DL_SLOT || currentSymbol == FLEXI_SLOT) + { + dlSymbolPresent = true; + break; + } + } + } + /* Store all the values if all condition satisfies. */ + if(dlSymbolPresent != true || slotCfg == UL_SLOT) + { + numK2 = msg3K2InfoTbl->k2TimingInfo[slotIdx].numK2; + msg3K2InfoTbl->k2TimingInfo[slotIdx].k2Indexes[numK2] = k2Index; + msg3K2InfoTbl->k2TimingInfo[slotIdx].numK2++; + } + } + } + } + } + } +#endif + } +} + +/******************************************************************************************* + * + * @brief Allocate the PRB using RRM policy + * + * @details + * + * Function : prbAllocUsingRRMPolicy + * + * Functionality: + * [Step1]: Traverse each Node in the LC list + * [Step2]: Check whether the LC has ZERO requirement then clean this LC + * [Step3]: Calcualte the maxPRB for this LC. + * a. For Dedicated LC, maxPRB = sum of remainingReservedPRB and + * sharedPRB + * b. For Default, just SharedPRB count + * [Step4]: If the LC is the First one to be allocated for this UE then add + * TX_PAYLODN_LEN to reqBO + * [Step5]: Calculate the estimate PRB and estimate BO to be allocated + * based on reqBO and maxPRB left. + * [Step6]: Based on calculated PRB, Update Reserved PRB and Shared PRB counts + * [Step7]: Deduce the reqBO based on allocBO and move the LC node to last. + * [Step8]: Continue the next loop from List->head + * + * [Loop Exit]: + * [Exit1]: If all the LCs are allocated in list + * [Exit2]: If PRBs are exhausted + * + * @params[in] I/P > lcLinkList pointer (LcInfo list) + * I/P > IsDedicatedPRB (Flag to indicate that RESERVED PRB to use + * 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[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, bool *srRcvd) +{ + CmLList *node = NULLP; + LcInfo *lcNode = NULLP; + uint16_t remReservedPRB = 0, estPrb = 0, maxPRB = 0; + + if(lcLL == NULLP) + { + DU_LOG("\nERROR --> SCH: LcList not present"); + return; + } + node = lcLL->first; + + /*Only for Dedicated LcList, Valid value will be assigned to remReservedPRB + * For Other LcList, remReservedPRB = 0*/ + if(reservedPRB != NULLP && isDedicatedPRB == TRUE) + { + remReservedPRB = *reservedPRB; + } + + /*[Step1]*/ + while(node) + { +#if 0 + /*For Debugging purpose*/ + printLcLL(lcLL); +#endif + lcNode = (LcInfo *)node->node; + + /* [Step2]: Below condition will hit in rare case as it has been taken care during the cleaning + * process of LCID which was fully allocated. Check is just for safety purpose*/ + if(lcNode->reqBO == 0 && lcNode->allocBO == 0) + { + DU_LOG("\nERROR --> SCH: LCID:%d has no requirement, clearing this node",\ + lcNode->lcId); + deleteNodeFromLList(lcLL, node); + SCH_FREE(lcNode, sizeof(LcInfo)); + node = lcLL->first; + continue; + } + + /*[Exit1]: All LCs are allocated(allocBO = 0 for fully unallocated LC)*/ + if(lcNode->allocBO != 0) + { + DU_LOG("\nDEBUG --> SCH: All LC are allocated [SharedPRB:%d]",*sharedPRB); + return; + } + + /*[Exit2]: If PRBs are exhausted*/ + if(isDedicatedPRB) + { + /*Loop Exit: All resources exhausted*/ + if(remReservedPRB == 0 && *sharedPRB == 0) + { + DU_LOG("\nDEBUG --> SCH: Dedicated resources exhausted for LC:%d",lcNode->lcId); + return; + } + } + else + { + /*Loop Exit: All resources exhausted*/ + if(*sharedPRB == 0) + { + DU_LOG("\nDEBUG --> SCH: Default resources exhausted for LC:%d",lcNode->lcId); + return; + } + } + + /*[Step3]*/ + maxPRB = remReservedPRB + *sharedPRB; + + /*[Step4]*/ + if((isTxPayloadLenAdded != NULLP) && (*isTxPayloadLenAdded == FALSE)) + { + 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]*/ + lcNode->allocBO = calculateEstimateTBSize(lcNode->reqBO,\ + mcsIdx, numSymbols, maxPRB, &estPrb); + } + + /*[Step6]:Re-adjust the reservedPRB pool count and *SharedPRB Count based on + * estimated PRB allocated*/ + if((isDedicatedPRB == TRUE) && (estPrb <= remReservedPRB)) + { + remReservedPRB = remReservedPRB - estPrb; + } + else /*LC requirement need PRB share from SharedPRB*/ + { + if(*sharedPRB <= (estPrb - remReservedPRB)) + { + DU_LOG("\nDEBUG --> SCH: SharedPRB is less"); + *sharedPRB = 0; + } + else + { + *sharedPRB = *sharedPRB - (estPrb - remReservedPRB); + } + remReservedPRB = 0; + } + + /*[Step7]*/ + lcNode->reqBO -= lcNode->allocBO; /*Update the reqBO with remaining bytes unallocated*/ + lcNode->allocPRB = estPrb; + cmLListAdd2Tail(lcLL, cmLListDelFrm(lcLL, node)); + + /*[Step8]:Next loop: First LC to be picked from the list + * because Allocated Nodes are moved to the last*/ + node = lcLL->first; + + } + return; +} + +/******************************************************************************************* + * + * @brief Check the LC List and fill the LC and GrantSize to be sent to MAC as + * BO Report + * + * @details + * + * Function : updateGrantSizeForBoRpt + * + * Functionality: + * Check the LC List and fill the LC and GrantSize to be sent to MAC as + * BO Report in dlMsgAlloc Pointer + * + * @params[in] I/P > lcLinkList pointer (LcInfo list) + * 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,\ + BsrInfo *bsrInfo, uint32_t *accumalatedBOSize) +{ + CmLList *node = NULLP, *next = NULLP; + LcInfo *lcNode = NULLP; + DlMsgSchInfo *dlMsgSchInfo = NULLP; + + if(lcLL == NULLP) + { + DU_LOG("\nERROR --> SCH: LcList not present"); + return; + } + + if(lcLL->count) + { + node = lcLL->first; + } + else + { + /*lcLL is empty*/ + return; + } + + /*Traverse List*/ + while(node) + { + next = node->next; + lcNode = (LcInfo *)node->node; + if(lcNode != NULLP) + { + 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*/ + dlMsgSchInfo->lcSchInfo[dlMsgSchInfo->numLc].lcId = lcNode->lcId; + dlMsgSchInfo->lcSchInfo[dlMsgSchInfo->numLc].schBytes = lcNode->allocBO; + + /*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, dlMsgSchInfo->numLc, *accumalatedBOSize); + + dlMsgSchInfo->numLc++; + /*The LC has been fully allocated, clean it*/ + if(lcNode->reqBO == 0) + { + handleLcLList(lcLL, lcNode->lcId, DELETE); + } + } + else if(bsrInfo != NULLP) + { + *accumalatedBOSize += lcNode->allocBO; + DU_LOG("\nINFO --> SCH: UL : LCID:%d,reqBO:%d, TotalBO Size:%d",\ + lcNode->lcId,lcNode->reqBO, *accumalatedBOSize); + } + } + node = next; + }/*End of while*/ + 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 + * + * @details + * + * Function : schProcessMsg4Req + * + * Functionality: + * sch Process pending Msg4 Req + * + * @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 + * + *******************************************************************/ + +uint8_t schProcessMsg4Req(SchCellCb *cell, SlotTimingInfo currTime, uint8_t ueId, bool isRetxMsg4, SchDlHqProcCb **msg4HqProc) +{ + 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 */ + + if(cell == NULL) + { + DU_LOG("\nERROR --> SCH: schDlRsrcAllocMsg4() : Cell is NULL"); + return RFAILED; + } + + if (isRetxMsg4 == FALSE) + { + if (RFAILED == schDlGetAvlHqProcess(cell, &cell->ueCb[ueId - 1], msg4HqProc)) + { + DU_LOG("\nERROR --> SCH: schDlRsrcAllocMsg4() : No process"); + return RFAILED; + } + } + + if(findValidK0K1Value(cell, currTime, ueId, false, &pdschStartSymbol, &pdschNumSymbols, &pdcchTime, &pdschTime,\ + &pucchTime, isRetxMsg4, *msg4HqProc) != true ) + { + DU_LOG("\nERROR --> SCH: schDlRsrcAllocMsg4() : k0 k1 not found"); + return RFAILED; + } + + 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]; + + /* 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) + { + SCH_FREE(dciSlotAlloc, sizeof(DlMsgAlloc)); + cell->schDlSlotInfo[pdcchTime.slot]->dlMsgAlloc[ueId-1] = NULLP; + } + 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]; + + if(ueCb == NULLP) + { + DU_LOG("\nERROR --> SCH: schProcessSrOrBsrReq() : UE is NULL"); + return false; + } + + if (isRetx == FALSE) + { + if (schUlGetAvlHqProcess(cell, ueCb, hqP) != ROK) + { + return RFAILED; + } + } + + /* Calculating time frame to send DCI for SR */ + ADD_DELTA_TO_TIME(currTime, dciTime, PHY_DELTA_DL + SCHED_DELTA); +#ifdef NR_TDD + 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) + { + 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(cell->schUlSlotInfo[puschTime.slot]->puschUe != 0) + { + continue; + } + k2Found = true; + break; + } + } + + if(k2Found == true) + { + 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); + } + } + return (ret); +} + + +/******************************************************************* + * + * @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: LcList not present"); + return; + } + + if(lcLL->count) + { + node = lcLL->first; + } + else + { + /*lcLL is empty*/ + return; + } + + while(node) + { + next = node->next; + lcNode = (LcInfo *)node->node; + if(lcNode != NULLP) + { + /*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); + } + } + node = next; + } +} + +/******************************************************************************** + * + * @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; + } + } +} + +/******************************************************************* +* +* @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; + + /* 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; + } + + /* 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 **********************************************************************/