#include "mac_sch_interface.h"
#include "sch.h"
#include "sch_utils.h"
+#include "common_def.h"
SchMacDlAllocFunc schMacDlAllocOpts[] =
{
* RFAILED - failure
*
* ****************************************************************/
-int sendDlAllocToMac(DlAlloc *dlAlloc, Inst inst)
+int sendDlAllocToMac(DlSchedInfo *dlSchedInfo, Inst inst)
{
Pst pst;
SCH_FILL_RSP_PST(pst, inst);
pst.event = EVENT_DL_ALLOC;
- return(*schMacDlAllocOpts[pst.selector])(&pst, dlAlloc);
+ return(*schMacDlAllocOpts[pst.selector])(&pst, dlSchedInfo);
}
+
+/*******************************************************************
+ *
+ * @brief Handles slot indication at SCH
+ *
+ * @details
+ *
+ * Function : schCalcSlotValues
+ *
+ * Functionality:
+ * Handles TTI indication received from PHY
+ *
+ * @params[in]
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+void schCalcSlotValues(SlotIndInfo slotInd, SchSlotValue *schSlotValue)
+{
+ /****************************************************************
+ * PHY_DELTA - the physical layer delta *
+ * SCHED_DELTA - scheduler schedules one slot ahead *
+ * BO_DELTA - this delay is considered for BO response and *
+ * RLC buffer packet to received at MAC *
+ * lower-mac (FAPI filling) will be working on PHY_DELTA *
+ * brdcast scheduler will working on PHY_DELTA + SCHED_DELTA *
+ * RAR scheduler will working on PHY_DELTA + SCHED_DELTA *
+ * msg4 scheduler will working on PHY_DELTA + SCHED_DELTA *
+ * dedicated DL msg scheduler will working *
+ * on PHY_DELTA + SCHED_DELTA + BO_DELTA *
+ ****************************************************************/
+
+ ADD_DELTA_TO_TIME(slotInd,schSlotValue->currentTime,PHY_DELTA);
+ ADD_DELTA_TO_TIME(slotInd,schSlotValue->broadcastTime,PHY_DELTA+SCHED_DELTA);
+ ADD_DELTA_TO_TIME(slotInd,schSlotValue->rarTime,PHY_DELTA+SCHED_DELTA);
+ ADD_DELTA_TO_TIME(slotInd,schSlotValue->msg4Time,PHY_DELTA+SCHED_DELTA);
+ ADD_DELTA_TO_TIME(slotInd,schSlotValue->dlMsgTime,PHY_DELTA+SCHED_DELTA+BO_DELTA);
+}
+
/*******************************************************************
*
* @brief Handles slot indication at SCH
{
int ret = ROK;
uint8_t ssb_rep;
- uint16_t sfn = slotInd->sfn;
- uint16_t slot = slotInd->slot;
uint16_t sfnSlot = 0;
- DlAlloc dlAlloc;
- memset(&dlAlloc,0,sizeof(DlAlloc));
- DlBrdcstAlloc *dlBrdcstAlloc = &dlAlloc.brdcstAlloc;
- RarAlloc *rarAlloc = &dlAlloc.rarAlloc;
+ DlSchedInfo dlSchedInfo;
+ memset(&dlSchedInfo,0,sizeof(DlSchedInfo));
+ DlBrdcstAlloc *dlBrdcstAlloc = &dlSchedInfo.brdcstAlloc;
+ RarAlloc *rarAlloc;
Msg4Alloc *msg4Alloc;
dlBrdcstAlloc->ssbTrans = NO_SSB;
dlBrdcstAlloc->sib1Trans = NO_SIB1;
-
SchCellCb *cell = schCb[schInst].cells[schInst];
-#ifdef LTE_L2_MEAS
- glblTtiCnt++;
-#endif
-
-// schDlResAlloc(cell, slotInd);
+ schCalcSlotValues(*slotInd, &dlSchedInfo.schSlotValue);
ssb_rep = cell->cellCfg.ssbSchCfg.ssbPeriod;
memcpy(&cell->slotInfo, slotInd, sizeof(SlotIndInfo));
dlBrdcstAlloc->ssbIdxSupported = 1;
- if((slot + SCHED_DELTA) >= SCH_NUM_SLOTS)
- {
- sfn = (sfn+1)%SCH_MAX_SFN;
- }
- slot = ((slot + SCHED_DELTA) % SCH_NUM_SLOTS);
- sfnSlot = ((sfn * 10) + slot);
+ sfnSlot = ((dlSchedInfo.schSlotValue.broadcastTime.sfn * 10) +
+ dlSchedInfo.schSlotValue.broadcastTime.slot);
- dlAlloc.slotIndInfo.sfn = sfn;
- dlAlloc.slotIndInfo.slot = slot;
- dlAlloc.cellId = cell->cellId;
+ dlSchedInfo.cellId = cell->cellId;
/* Identify SSB ocassion*/
if (sfnSlot % SCH_MIB_TRANS == 0)
if(dlBrdcstAlloc->ssbTrans || dlBrdcstAlloc->sib1Trans)
{
- dlAlloc.isBroadcastPres = true;
- ret = schBroadcastAlloc(cell, dlBrdcstAlloc,slot);
+ dlSchedInfo.isBroadcastPres = true;
+ ret = schBroadcastAlloc(cell,dlBrdcstAlloc,dlSchedInfo.schSlotValue.broadcastTime.slot);
if(ret != ROK)
{
DU_LOG("\nschBroadcastAlloc failed");
}
/* check for RAR */
- if(cell->dlAlloc[slot]->rarPres == true)
+ if(cell->schDlSlotInfo[dlSchedInfo.schSlotValue.rarTime.slot]->rarInfo != NULLP)
{
- dlAlloc.isRarPres = true;
+ SCH_ALLOC(rarAlloc, sizeof(RarAlloc));
+ if(!rarAlloc)
+ {
+ DU_LOG("\nMAC: Memory Allocation failed for RAR alloc");
+ return RFAILED;
+ }
+
+ dlSchedInfo.rarAlloc = rarAlloc;
+
/* RAR info is copied, this was earlier filled in schProcessRachInd */
- memcpy(&rarAlloc->rarInfo, &cell->dlAlloc[slot]->rarInfo, sizeof(RarInfo));
+ memcpy(&rarAlloc->rarInfo,cell->schDlSlotInfo[dlSchedInfo.schSlotValue.rarTime.slot]->rarInfo, \
+ sizeof(RarInfo));
- /* pdcch and pdsch data is filled */
- schFillRar(rarAlloc,
- cell->dlAlloc[slot]->rarInfo.raRnti,
- cell->cellCfg.phyCellId,
- cell->cellCfg.ssbSchCfg.ssbOffsetPointA);
+ /* pdcch and pdsch data is filled */
+ schFillRar(rarAlloc,
+ cell->schDlSlotInfo[dlSchedInfo.schSlotValue.rarTime.slot]->rarInfo->raRnti,
+ cell->cellCfg.phyCellId,
+ cell->cellCfg.ssbSchCfg.ssbOffsetPointA);
- cell->dlAlloc[slot]->rarPres = false;
+ SCH_FREE(cell->schDlSlotInfo[dlSchedInfo.schSlotValue.rarTime.slot]->rarInfo,sizeof(RarAlloc));
+ cell->schDlSlotInfo[dlSchedInfo.schSlotValue.rarTime.slot]->rarInfo = NULLP;
}
/* check for MSG4 */
- if(cell->dlAlloc[slot]->msg4Info)
+ if(cell->schDlSlotInfo[dlSchedInfo.schSlotValue.msg4Time.slot]->msg4Info != NULLP)
{
SCH_ALLOC(msg4Alloc, sizeof(Msg4Alloc));
if(!msg4Alloc)
return RFAILED;
}
- dlAlloc.msg4Alloc = msg4Alloc;
+ dlSchedInfo.msg4Alloc = msg4Alloc;
/* Msg4 info is copied, this was earlier filled in macSchDlRlcBoInfo */
- memcpy(&msg4Alloc->msg4Info, cell->dlAlloc[slot]->msg4Info, \
+ memcpy(&msg4Alloc->msg4Info, cell->schDlSlotInfo[dlSchedInfo.schSlotValue.msg4Time.slot]->msg4Info, \
sizeof(Msg4Info));
/* pdcch and pdsch data is filled */
- schDlRsrcAllocMsg4(msg4Alloc, cell, slot);
- SCH_FREE(cell->dlAlloc[slot]->msg4Info, sizeof(Msg4Info));
- cell->dlAlloc[slot]->msg4Info = NULL;
+ schDlRsrcAllocMsg4(msg4Alloc, cell, dlSchedInfo.schSlotValue.msg4Time.slot);
+ SCH_FREE(cell->schDlSlotInfo[dlSchedInfo.schSlotValue.msg4Time.slot]->msg4Info, sizeof(Msg4Info));
+ cell->schDlSlotInfo[dlSchedInfo.schSlotValue.msg4Time.slot]->msg4Info = NULL;
}
/* send msg to MAC */
- ret = sendDlAllocToMac(&dlAlloc, schInst);
+ ret = sendDlAllocToMac(&dlSchedInfo, schInst);
if(ret != ROK)
{
DU_LOG("\nSending DL Broadcast allocation from SCH to MAC failed");
Code Review / o-du / l2.git / blobdiff