/** @file sch_slot_ind.c
@brief This module processes slot indications
*/
-#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"
#include "mac_sch_interface.h"
#include "sch.h"
#include "sch_utils.h"
-#include "common_def.h"
SchMacDlAllocFunc schMacDlAllocOpts[] =
{
- packSchMacDlAlloc,
- MacProcDlAlloc,
- packSchMacDlAlloc
+ packSchMacDlAlloc,
+ MacProcDlAlloc,
+ packSchMacDlAlloc
};
extern SchCb schCb[SCH_MAX_INST];
extern int schFillRar(RarAlloc *rarAlloc, uint16_t raRnti, uint16_t pci, uint8_t
-offsetPointA);
+ offsetPointA);
/*******************************************************************
*
* RFAILED - failure
*
* ****************************************************************/
-int sendDlAllocToMac(DlSchedInfo *dlSchedInfo, Inst inst)
+uint8_t sendDlAllocToMac(DlSchedInfo *dlSchedInfo, Inst inst)
{
- Pst pst;
+ Pst pst;
memset(&pst, 0, sizeof(Pst));
- SCH_FILL_RSP_PST(pst, inst);
- pst.event = EVENT_DL_ALLOC;
+ FILL_PST_SCH_TO_MAC(pst, inst);
+ pst.event = EVENT_DL_ALLOC;
- return(*schMacDlAllocOpts[pst.selector])(&pst, dlSchedInfo);
+ return(*schMacDlAllocOpts[pst.selector])(&pst, dlSchedInfo);
}
uint8_t schProcessSlotInd(SlotIndInfo *slotInd, Inst schInst)
{
int ret = ROK;
- uint8_t ssb_rep;
- uint16_t slot, sfnSlot = 0;
- DlSchedInfo dlSchedInfo;
- memset(&dlSchedInfo,0,sizeof(DlSchedInfo));
+ uint8_t ssb_rep, ueIdx, lcgIdx;
+ uint16_t slot, sfnSlot = 0;
+ DlSchedInfo dlSchedInfo;
+ memset(&dlSchedInfo,0,sizeof(DlSchedInfo));
DlBrdcstAlloc *dlBrdcstAlloc = &dlSchedInfo.brdcstAlloc;
- RarAlloc *rarAlloc;
- Msg4Alloc *msg4Alloc;
- dlBrdcstAlloc->ssbTrans = NO_SSB;
+ RarAlloc *rarAlloc = NULLP;
+ Msg4Alloc *msg4Alloc = NULLP;
+ dlBrdcstAlloc->ssbTrans = NO_SSB;
dlBrdcstAlloc->sib1Trans = NO_SIB1;
-
- SchCellCb *cell = schCb[schInst].cells[schInst];
+
+ SchCellCb *cell = schCb[schInst].cells[schInst];
schCalcSlotValues(*slotInd, &dlSchedInfo.schSlotValue);
- ssb_rep = cell->cellCfg.ssbSchCfg.ssbPeriod;
- memcpy(&cell->slotInfo, slotInd, sizeof(SlotIndInfo));
- dlBrdcstAlloc->ssbIdxSupported = 1;
+ ssb_rep = cell->cellCfg.ssbSchCfg.ssbPeriod;
+ memcpy(&cell->slotInfo, slotInd, sizeof(SlotIndInfo));
+ dlBrdcstAlloc->ssbIdxSupported = 1;
sfnSlot = ((dlSchedInfo.schSlotValue.broadcastTime.sfn * 10) +
- dlSchedInfo.schSlotValue.broadcastTime.slot);
-
- slot = dlSchedInfo.schSlotValue.currentTime.slot;
-
- dlSchedInfo.cellId = cell->cellId;
-
- /* Identify SSB ocassion*/
- if (sfnSlot % SCH_MIB_TRANS == 0)
- {
- dlBrdcstAlloc->ssbTrans = SSB_TRANSMISSION;
- }
- else if (sfnSlot % ssb_rep == 0)
- {
- dlBrdcstAlloc->ssbTrans = SSB_REPEAT;
- }
- else
- {
- /* not SSB occassion */
- }
+ dlSchedInfo.schSlotValue.broadcastTime.slot);
+
+ slot = dlSchedInfo.schSlotValue.currentTime.slot;
+
+ dlSchedInfo.cellId = cell->cellId;
+
+ /* Identify SSB ocassion*/
+ if (sfnSlot % SCH_MIB_TRANS == 0)
+ {
+ dlBrdcstAlloc->ssbTrans = SSB_TRANSMISSION;
+ }
+ else if (sfnSlot % ssb_rep == 0)
+ {
+ dlBrdcstAlloc->ssbTrans = SSB_REPEAT;
+ }
+ else
+ {
+ /* not SSB occassion */
+ }
/* Identify SIB1 occasions */
if(sfnSlot % cell->cellCfg.sib1SchCfg.sib1NewTxPeriod == 0)
- {
- dlBrdcstAlloc->sib1Trans = SIB1_TRANSMISSION;
- }
- else if (sfnSlot % cell->cellCfg.sib1SchCfg.sib1RepetitionPeriod == 0)
- {
- dlBrdcstAlloc->sib1Trans = SIB1_REPITITION;
- }
- else
- {
- /* not SIB1 occassion */
- }
-
- if(dlBrdcstAlloc->ssbTrans || dlBrdcstAlloc->sib1Trans)
- {
- dlSchedInfo.isBroadcastPres = true;
- slot = dlSchedInfo.schSlotValue.broadcastTime.slot;
- ret = schBroadcastAlloc(cell,dlBrdcstAlloc,slot);
+ {
+ dlBrdcstAlloc->sib1Trans = SIB1_TRANSMISSION;
+ }
+ else if (sfnSlot % cell->cellCfg.sib1SchCfg.sib1RepetitionPeriod == 0)
+ {
+ dlBrdcstAlloc->sib1Trans = SIB1_REPITITION;
+ }
+ else
+ {
+ /* not SIB1 occassion */
+ }
+
+ if(dlBrdcstAlloc->ssbTrans || dlBrdcstAlloc->sib1Trans)
+ {
+ dlSchedInfo.isBroadcastPres = true;
+ slot = dlSchedInfo.schSlotValue.broadcastTime.slot;
+ ret = schBroadcastAlloc(cell,dlBrdcstAlloc,slot);
if(ret != ROK)
{
- DU_LOG("\nschBroadcastAlloc failed");
- RETVALUE(ret);
+ DU_LOG("\nschBroadcastAlloc failed");
+ return (ret);
}
}
/* check for RAR */
- if(cell->schDlSlotInfo[dlSchedInfo.schSlotValue.rarTime.slot]->rarInfo != NULLP)
- {
- slot = dlSchedInfo.schSlotValue.rarTime.slot;
+ if(cell->schDlSlotInfo[dlSchedInfo.schSlotValue.rarTime.slot]->rarInfo != NULLP)
+ {
+ slot = dlSchedInfo.schSlotValue.rarTime.slot;
SCH_ALLOC(rarAlloc, sizeof(RarAlloc));
if(!rarAlloc)
{
- DU_LOG("\nMAC: Memory Allocation failed for RAR alloc");
- return RFAILED;
+ DU_LOG("\nMAC: Memory Allocation failed for RAR alloc");
+ return RFAILED;
}
-
+
dlSchedInfo.rarAlloc = rarAlloc;
- /* RAR info is copied, this was earlier filled in schProcessRachInd */
+ /* RAR info is copied, this was earlier filled in schProcessRachInd */
memcpy(&rarAlloc->rarInfo,cell->schDlSlotInfo[slot]->rarInfo, sizeof(RarInfo));
- /* pdcch and pdsch data is filled */
- schFillRar(rarAlloc,
- cell->schDlSlotInfo[slot]->rarInfo->raRnti,
- cell->cellCfg.phyCellId,
- cell->cellCfg.ssbSchCfg.ssbOffsetPointA);
+ /* pdcch and pdsch data is filled */
+ schFillRar(rarAlloc,
+ cell->schDlSlotInfo[slot]->rarInfo->raRnti,
+ cell->cellCfg.phyCellId,
+ cell->cellCfg.ssbSchCfg.ssbOffsetPointA);
SCH_FREE(cell->schDlSlotInfo[slot]->rarInfo,sizeof(RarAlloc));
- cell->schDlSlotInfo[slot]->rarInfo = NULLP;
+ cell->schDlSlotInfo[slot]->rarInfo = NULLP;
}
/* check for MSG4 */
if(cell->schDlSlotInfo[dlSchedInfo.schSlotValue.msg4Time.slot]->msg4Info != NULLP)
{
- slot = dlSchedInfo.schSlotValue.msg4Time.slot;
- SCH_ALLOC(msg4Alloc, sizeof(Msg4Alloc));
- if(!msg4Alloc)
- {
- DU_LOG("\nMAC: Memory Allocation failed for msg4 alloc");
- return RFAILED;
- }
-
- dlSchedInfo.msg4Alloc = msg4Alloc;
-
- /* Msg4 info is copied, this was earlier filled in macSchDlRlcBoInfo */
- memcpy(&msg4Alloc->msg4Info, cell->schDlSlotInfo[slot]->msg4Info, \
- sizeof(Msg4Info));
-
- /* pdcch and pdsch data is filled */
- schDlRsrcAllocMsg4(msg4Alloc, cell, dlSchedInfo.schSlotValue.msg4Time.slot);
-
- /* PUCCH resource */
- schAllocPucchResource(cell, msg4Alloc->msg4Info.crnti, dlSchedInfo.schSlotValue.msg4Time.slot);
-
- SCH_FREE(cell->schDlSlotInfo[dlSchedInfo.schSlotValue.msg4Time.slot]->msg4Info, sizeof(Msg4Info));
- cell->schDlSlotInfo[dlSchedInfo.schSlotValue.msg4Time.slot]->msg4Info = NULL;
- }
+ slot = dlSchedInfo.schSlotValue.msg4Time.slot;
+ SCH_ALLOC(msg4Alloc, sizeof(Msg4Alloc));
+ if(!msg4Alloc)
+ {
+ DU_LOG("\nMAC: Memory Allocation failed for msg4 alloc");
+ return RFAILED;
+ }
+
+ dlSchedInfo.msg4Alloc = msg4Alloc;
+
+ /* Msg4 info is copied, this was earlier filled in macSchDlRlcBoInfo */
+ memcpy(&msg4Alloc->msg4Info, cell->schDlSlotInfo[slot]->msg4Info, \
+ sizeof(Msg4Info));
+
+ /* pdcch and pdsch data is filled */
+ schDlRsrcAllocMsg4(msg4Alloc, cell, dlSchedInfo.schSlotValue.msg4Time.slot);
+
+ /* PUCCH resource */
+ schAllocPucchResource(cell, msg4Alloc->msg4Info.crnti, dlSchedInfo.schSlotValue.msg4Time.slot);
+ SCH_FREE(cell->schDlSlotInfo[dlSchedInfo.schSlotValue.msg4Time.slot]->msg4Info, sizeof(Msg4Info));
+ cell->schDlSlotInfo[dlSchedInfo.schSlotValue.msg4Time.slot]->msg4Info = NULL;
+ }
+ /* check if UL grant must be sent in this slot for a SR/BSR that had been received */
+ for(ueIdx=0; ueIdx<cell->numActvUe; ueIdx++)
+ {
+ uint32_t totDataReq = 0; /* in bytes */
+ DciInfo *dciInfo = NULLP;
+ SchUeCb *ueCb = NULLP;
+
+ ueCb = &cell->ueCb[ueIdx];
+ /* check for SR */
+ if(ueCb->srRcvd)
+ {
+ totDataReq = UL_GRANT_SIZE; /*fixing so that all control msgs can be handled in SR */
+ ueCb->srRcvd = false;
+ }
+ /* check for BSR */
+ for(lcgIdx=0; lcgIdx<MAX_NUM_LOGICAL_CHANNEL_GROUPS; lcgIdx++)
+ {
+ totDataReq+= ueCb->bsrInfo[lcgIdx].dataVol;
+ ueCb->bsrInfo[lcgIdx].dataVol = 0;
+ }
+ if(totDataReq > 0) /* UL grant must be provided for this UE in this slot */
+ {
+ SchPuschInfo schPuschInfo;
+ memset(&schPuschInfo, 0, sizeof(SchPuschInfo));
+
+ SCH_ALLOC(dciInfo, sizeof(DciInfo));
+ if(!dciInfo)
+ {
+ DU_LOG("\nMAC: Memory Allocation failed for dciInfo alloc");
+ return RFAILED;
+ }
+ memset(dciInfo,0,sizeof(DciInfo));
+ /* update the SFN and SLOT */
+ memcpy(&dlSchedInfo.schSlotValue.ulDciTime, slotInd, sizeof(SlotIndInfo));
+ slot = dlSchedInfo.schSlotValue.ulDciTime.slot;
+ /* Update PUSCH allocation */
+ schFillPuschAlloc(ueCb, slot, totDataReq, &schPuschInfo);
+ /* Fill DCI for UL grant */
+ schFillUlDci(ueCb, schPuschInfo, dciInfo);
+ memcpy(&dciInfo->slotIndInfo, &dlSchedInfo.schSlotValue.ulDciTime, sizeof(SlotIndInfo));
+ dlSchedInfo.ulGrant = dciInfo;
+ }
+ }
- /* send msg to MAC */
+ /* send msg to MAC */
ret = sendDlAllocToMac(&dlSchedInfo, schInst);
if(ret != ROK)
{
DU_LOG("\nSending DL Broadcast allocation from SCH to MAC failed");
- RETVALUE(ret);
+ return (ret);
}
-
- schUlResAlloc(cell, schInst);
- memset(cell->schDlSlotInfo[slot], 0, sizeof(SchDlSlotInfo));
+ schInitDlSlot(cell->schDlSlotInfo[slot]);
+ schUlResAlloc(cell, schInst);
+
- return ret;
+ return ret;
}
/**********************************************************************
Code Review / o-du / l2.git / blobdiff