#define SCH_SIB1_TRANS 16 /* SIB1 transmission as per 38.331 is every 160 ms */
#define SCH_NUM_SC_PRB 12 /* number of SCs in a PRB */
#define SCH_MAX_SSB_BEAM 8 /* since we are supporting only SCS=15KHz and 30KHz */
-#define SCH_SYMBOL_PER_SLOT 14
#define SCH_SSB_NUM_SYMB 4
-#define SCH_SSB_NUM_PRB 20
+#define SCH_SSB_NUM_PRB 21 /* One extra PRB as buffer */
#define SCHED_DELTA 1
#define BO_DELTA 1
#define RAR_DELAY 2
#define MSG4_DELAY 1
#define PDSCH_START_RB 10
+/* Considering pdsch region from 3 to 13, DMRS exclued.
+ * Overlapping of PDSCH DRMS and PDSCH not supported by Intel L1 */
+#define NUM_PDSCH_SYMBOL 11
#define PUSCH_START_RB 15
#define PUCCH_NUM_PRB_FORMAT_0_1_4 1 /* number of PRBs in freq domain, spec 38.213 - 9.2.1 */
#define SI_RNTI 0xFFFF
#define DMRS_ADDITIONAL_POS 0
#define SCH_DEFAULT_K1 1
#define SCH_TQ_SIZE 10
+#define SSB_IDX_SUPPORTED 1
#define CRC_FAILED 0
#define CRC_PASSED 1
#define MAC_HDR_SIZE 3 /* 3 bytes of MAC Header */
#define UL_GRANT_SIZE 224
+#define PRB_BITMAP_IDX_LEN 64
+#define PRB_BITMAP_MAX_IDX ((MAX_NUM_RB + PRB_BITMAP_IDX_LEN-1) / PRB_BITMAP_IDX_LEN)
+
typedef struct schCellCb SchCellCb;
typedef struct schUeCb SchUeCb;
SCH_LC_STATE_ACTIVE
}SchLcState;
+typedef enum
+{
+ WINDOW_YET_TO_START,
+ WITHIN_WINDOW,
+ WINDOW_EXPIRED
+}RaRspWindowStatus;
+
/**
* @brief
* Structure holding LTE MAC's General Configuration information.
#endif
}SchGenCb;
+typedef struct freePrbBlock
+{
+ uint16_t numFreePrb;
+ uint16_t startPrb;
+ uint16_t endPrb;
+}FreePrbBlock;
+
+/**
+ * @brief
+ * PRB allocations for a symbol within a slot
+ */
+typedef struct schPrbAlloc
+{
+ CmLListCp freePrbBlockList; /*!< List of continuous blocks for available PRB */
+ uint64_t prbBitMap[ MAX_SYMB_PER_SLOT][PRB_BITMAP_MAX_IDX]; /*!< BitMap to store the allocated PRBs */
+}SchPrbAlloc;
+
/**
* @brief
* scheduler allocationsfor DL per cell.
*/
typedef struct schDlSlotInfo
{
- uint16_t totalPrb; /*!< Number of RBs in the cell */
- uint16_t assignedPrb[SCH_SYMBOL_PER_SLOT]; /*!< Num RBs and corresponding symbols allocated */
- uint16_t resAllocBitMap; /*!< Resource allocation bitmap */
- bool ssbPres; /*!< Flag to determine if SSB is present in this slot */
- uint8_t ssbIdxSupported; /*!< Max SSB index */
- SsbInfo ssbInfo[MAX_SSB_IDX]; /*!< SSB info */
- bool sib1Pres; /*!< Flag to determine if SIB1 is present in this slot */
- RarInfo *rarInfo; /*!< RAR info */
- DlMsgInfo *dlMsgInfo; /*!< DL dedicated Msg info */
+ SchPrbAlloc prbAlloc; /*!< PRB allocated/available in this slot */
+ bool ssbPres; /*!< Flag to determine if SSB is present in this slot */
+ uint8_t ssbIdxSupported; /*!< Max SSB index */
+ SsbInfo ssbInfo[MAX_SSB_IDX]; /*!< SSB info */
+ bool sib1Pres; /*!< Flag to determine if SIB1 is present in this slot */
+ RarAlloc *rarAlloc; /*!< RAR allocation */
+ DlMsgInfo *dlMsgInfo; /*!< DL dedicated Msg info */
}SchDlSlotInfo;
typedef struct schRaCb
*/
typedef struct schUlSlotInfo
{
- uint16_t totalPrb; /*!< Number of RBs in the cell */
- uint16_t assignedPrb[SCH_SYMBOL_PER_SLOT]; /*!< Num RBs and corresponding symbols allocated */
- uint16_t resAllocBitMap; /*!< Resource allocation bitmap */
- uint8_t puschCurrentPrb; /* Current PRB for PUSCH allocation */
- bool puschPres; /*!< PUSCH presence field */
- SchPuschInfo *schPuschInfo; /*!< PUSCH info */
- bool pucchPres; /*!< PUCCH presence field */
- SchPucchInfo schPucchInfo; /*!< PUCCH info */
+ SchPrbAlloc prbAlloc; /*!< PRB allocated/available per symbol */
+ uint8_t puschCurrentPrb; /* Current PRB for PUSCH allocation */
+ bool puschPres; /*!< PUSCH presence field */
+ SchPuschInfo *schPuschInfo; /*!< PUSCH info */
+ bool pucchPres; /*!< PUCCH presence field */
+ SchPucchInfo schPucchInfo; /*!< PUCCH info */
}SchUlSlotInfo;
/**
uint8_t lcp; // logical Channel Prioritization
SchLcState lcState;
uint32_t bo;
+ uint16_t pduSessionId; /*Pdu Session Id*/
+ Snssai *snssai; /*S-NSSAI assoc with LCID*/
}SchDlLcCtxt;
typedef struct schDlCb
uint8_t schReqId;
uint8_t pbr; // prioritisedBitRate
uint8_t bsd; // bucketSizeDuration
+ uint16_t pduSessionId; /*Pdu Session Id*/
+ Snssai *snssai; /*S-NSSAI assoc with LCID*/
}SchUlLcCtxt;
typedef struct schUlCb
SchDlCb dlInfo;
}SchUeCb;
+/**
+ * @brief
+ * RA Request Info
+ */
+typedef struct schRaReq
+{
+ uint32_t raRnti;
+ RachIndInfo *rachInd;
+ SlotTimingInfo winStartTime;
+ SlotTimingInfo winEndTime;
+}SchRaReq;
+
/**
* @brief
* Cell Control block per cell.
Inst instIdx; /*!< Index of the scheduler instance */
Inst macInst; /*!< Index of the MAC instance */
uint8_t numSlots; /*!< Number of slots in current frame */
- SlotIndInfo slotInfo; /*!< SFN, Slot info being processed*/
+ SlotTimingInfo slotInfo; /*!< SFN, Slot info being processed*/
SchDlSlotInfo **schDlSlotInfo; /*!< SCH resource allocations in DL */
SchUlSlotInfo **schUlSlotInfo; /*!< SCH resource allocations in UL */
SchCellCfg cellCfg; /*!< Cell ocnfiguration */
bool firstSsbTransmitted;
bool firstSib1Transmitted;
uint8_t ssbStartSymbArr[SCH_MAX_SSB_BEAM]; /*!<start symbol per SSB beam */
- SchRaCb raCb[MAX_NUM_UE]; /*!< Rach Cb */
+ SchRaReq *raReq[MAX_NUM_UE]; /*!< Pending RA request */
+ SchRaCb raCb[MAX_NUM_UE]; /*!< RA Cb */
uint16_t numActvUe; /*!<Number of active UEs */
uint32_t actvUeBitMap; /*!<Bit map to find active UEs */
uint32_t boIndBitMap; /*!<Bit map to indicate UEs that have recevied BO */
SchCb schCb[SCH_MAX_INST];
/* function declarations */
-SchUeCb* schGetUeCb(SchCellCb *cellCb, uint16_t crnti);
+short int schActvTmr(Ent ent,Inst inst);
+
+/* Configuration related function declarations */
void schInitUlSlot(SchUlSlotInfo *schUlSlotInfo);
void schInitDlSlot(SchDlSlotInfo *schDlSlotInfo);
+void BuildK0K1Table(SchCellCb *cell, SchK0K1TimingInfoTbl *k0K1InfoTbl, bool pdschCfgCmnPres, \
+ SchPdschCfgCmn pdschCmnCfg,SchPdschConfig pdschDedCfg, uint8_t ulAckListCount, uint8_t *UlAckTbl);
+void BuildK2InfoTable(SchCellCb *cell, SchPuschTimeDomRsrcAlloc timeDomRsrcAllocList[], \
+ uint16_t puschSymTblSize, SchK2TimingInfoTbl *msg3K2InfoTbl, SchK2TimingInfoTbl *k2InfoTbl);
uint8_t SchSendCfgCfm(Pst *pst, RgMngmt *cfm);
-short int schActvTmr(Ent ent,Inst inst);
-uint8_t schBroadcastAlloc(SchCellCb *cell, DlBrdcstAlloc *dlBrdcstAlloc,uint16_t slot);
-uint8_t schProcessSlotInd(SlotIndInfo *slotInd, Inst inst);
+SchUeCb* schGetUeCb(SchCellCb *cellCb, uint16_t crnti);
+
+/* Incoming message handler function declarations */
+uint8_t schProcessSlotInd(SlotTimingInfo *slotInd, Inst inst);
+uint8_t schProcessRachInd(RachIndInfo *rachInd, Inst schInst);
+
+/* DL scheduling related function declarations */
+PduTxOccsaion schCheckSsbOcc(SchCellCb *cell, SlotTimingInfo slotTime);
+PduTxOccsaion schCheckSib1Occ(SchCellCb *cell, SlotTimingInfo slotTime);
+uint8_t schBroadcastSsbAlloc(SchCellCb *cell, SlotTimingInfo slotTime, DlBrdcstAlloc *dlBrdcstAlloc);
+uint8_t schBroadcastSib1Alloc(SchCellCb *cell, SlotTimingInfo slotTime, DlBrdcstAlloc *dlBrdcstAlloc);
+void schProcessRaReq(SlotTimingInfo currTime, SchCellCb *cellCb);
+uint8_t schFillRar(SchCellCb *cell, SlotTimingInfo rarTime, uint16_t ueIdx, RarAlloc *rarAlloc, uint8_t k0Index);
+uint8_t schDlRsrcAllocMsg4(SchCellCb *cell, SlotTimingInfo slotTime, DlMsgAlloc *msg4Alloc);
+uint8_t schDlRsrcAllocDlMsg(SchCellCb *cell, SlotTimingInfo slotTime, uint16_t crnti,
+ uint32_t *accumalatedSize, DlMsgAlloc *dlMsgAlloc);
+uint16_t schAccumalateLcBoSize(SchCellCb *cell, uint16_t ueIdx);
+
+/* UL scheduling related function declarations */
uint8_t schUlResAlloc(SchCellCb *cell, Inst schInst);
-uint8_t schDlRsrcAllocMsg4(DlMsgAlloc *msg4Alloc, SchCellCb *cell, uint16_t slot, bool ssbPresent, bool sib1Present);
-uint16_t schCalcTbSize(uint32_t payLoadSize);
-uint16_t schCalcNumPrb(uint16_t tbSize, uint16_t mcs, uint8_t numSymbols);
uint16_t schAllocPucchResource(SchCellCb *cell, uint16_t crnti, uint16_t slot);
-uint8_t schProcessRachInd(RachIndInfo *rachInd, Inst schInst);
uint8_t schFillUlDci(SchUeCb *ueCb, SchPuschInfo puschInfo, DciInfo *dciInfo);
uint8_t schFillPuschAlloc(SchUeCb *ueCb, uint16_t pdcchSlot, uint32_t dataVol, SchPuschInfo *puschInfo);
-uint8_t schDlRsrcAllocDlMsg(DlMsgAlloc *dlMsgAlloc, SchCellCb *cell, uint16_t crnti,
- uint32_t *accumalatedSize, uint16_t slot);
-uint16_t schAccumalateLcBoSize(SchCellCb *cell, uint16_t ueIdx);
-uint8_t schFillRar(RarAlloc *rarAlloc, uint16_t raRnti, uint16_t pci, uint8_t offsetPointA, bool ssbPresent, bool sib1Present);
-void BuildK0K1Table(SchCellCb *cell, SchK0K1TimingInfoTbl *k0K1InfoTbl, bool pdschCfgCmnPres, SchPdschCfgCmn pdschCmnCfg,\
-SchPdschConfig pdschDedCfg, uint8_t ulAckListCount, uint8_t *UlAckTbl);
+uint8_t allocatePrbDl(SchCellCb *cell, SlotTimingInfo slotTime, uint8_t startSymbol, uint8_t symbolLength, \
+ uint16_t *startPrb, uint16_t numPrb);
/**********************************************************************
End of file