/** @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 "du_app_mac_inf.h"
#include "mac_sch_interface.h"
#include "sch.h"
+#include "sch_utils.h"
-SchMacDlBrdcstAllocFunc schMacDlBrdcstAllocOpts[] =
+SchMacDlAllocFunc schMacDlAllocOpts[] =
{
- packSchMacDlBrdcstAlloc,
- MacProcDlBrdcstAlloc,
- packSchMacDlBrdcstAlloc
+ packSchMacDlAlloc,
+ MacProcDlAlloc,
+ packSchMacDlAlloc
};
extern SchCb schCb[SCH_MAX_INST];
-
+extern int schFillRar(RarAlloc *rarAlloc, uint16_t raRnti, uint16_t pci, uint8_t
+offsetPointA);
/*******************************************************************
*
*
* @details
*
- * Function : sendDlBrdcstAllocToMac
+ * Function : sendDlAllocToMac
*
* Functionality:
* Sends DL Broadcast Resource Allocation to MAC from SCH
* RFAILED - failure
*
* ****************************************************************/
-int sendDlBrdcstAllocToMac(DlBrdcstAlloc *dlBrdcstAlloc, Inst inst)
+int sendDlAllocToMac(DlSchedInfo *dlSchedInfo, Inst inst)
{
Pst pst;
memset(&pst, 0, sizeof(Pst));
SCH_FILL_RSP_PST(pst, inst);
- pst.event = EVENT_DL_BRDCST_ALLOC;
+ pst.event = EVENT_DL_ALLOC;
+
+ return(*schMacDlAllocOpts[pst.selector])(&pst, dlSchedInfo);
+
+}
+
- return(*schMacDlBrdcstAllocOpts[pst.selector])(&pst, dlBrdcstAlloc);
+/*******************************************************************
+ *
+ * @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;
- DlBrdcstAlloc dlBrdcstAlloc;
- dlBrdcstAlloc.ssbTrans = NO_SSB;
- dlBrdcstAlloc.sib1Trans = NO_SIB1;
- SchCellCb *cell;
-
-#ifdef LTE_L2_MEAS
- glblTtiCnt++;
-#endif
-
- cell = schCb[schInst].cells[schInst];
+ uint16_t slot, sfnSlot = 0;
+ 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];
+
+ schCalcSlotValues(*slotInd, &dlSchedInfo.schSlotValue);
+
ssb_rep = cell->cellCfg.ssbSchCfg.ssbPeriod;
memcpy(&cell->slotInfo, slotInd, sizeof(SlotIndInfo));
- dlBrdcstAlloc.cellId = cell->cellId;
- dlBrdcstAlloc.ssbIdxSupported = 1;
+ dlBrdcstAlloc->ssbIdxSupported = 1;
- if((slot + SCHED_DELTA) >= 10)
- {
- sfn++;
- }
- slot = ((slot + SCHED_DELTA) % 10 );
- sfnSlot = ((sfn * 10) + slot);
+ sfnSlot = ((dlSchedInfo.schSlotValue.broadcastTime.sfn * 10) +
+ dlSchedInfo.schSlotValue.broadcastTime.slot);
+
+ slot = dlSchedInfo.schSlotValue.currentTime.slot;
- dlBrdcstAlloc.slotIndInfo.sfn = sfn;
- dlBrdcstAlloc.slotIndInfo.slot = slot;
+ dlSchedInfo.cellId = cell->cellId;
/* Identify SSB ocassion*/
if (sfnSlot % SCH_MIB_TRANS == 0)
{
- dlBrdcstAlloc.ssbTrans = SSB_TRANSMISSION;
+ dlBrdcstAlloc->ssbTrans = SSB_TRANSMISSION;
}
else if (sfnSlot % ssb_rep == 0)
{
- dlBrdcstAlloc.ssbTrans = SSB_REPEAT;
+ dlBrdcstAlloc->ssbTrans = SSB_REPEAT;
}
else
{
/* Identify SIB1 occasions */
if(sfnSlot % cell->cellCfg.sib1SchCfg.sib1NewTxPeriod == 0)
{
- dlBrdcstAlloc.sib1Trans = SIB1_TRANSMISSION;
+ dlBrdcstAlloc->sib1Trans = SIB1_TRANSMISSION;
}
else if (sfnSlot % cell->cellCfg.sib1SchCfg.sib1RepetitionPeriod == 0)
{
- dlBrdcstAlloc.sib1Trans = SIB1_REPITITION;
+ dlBrdcstAlloc->sib1Trans = SIB1_REPITITION;
}
else
{
/* not SIB1 occassion */
}
- if(dlBrdcstAlloc.ssbTrans || dlBrdcstAlloc.sib1Trans)
+ if(dlBrdcstAlloc->ssbTrans || dlBrdcstAlloc->sib1Trans)
{
- ret = schCmnDlAlloc(cell, &dlBrdcstAlloc);
+ dlSchedInfo.isBroadcastPres = true;
+ slot = dlSchedInfo.schSlotValue.broadcastTime.slot;
+ ret = schBroadcastAlloc(cell,dlBrdcstAlloc,slot);
if(ret != ROK)
{
- DU_LOG("\nschCmnDlAlloc failed");
+ DU_LOG("\nschBroadcastAlloc failed");
RETVALUE(ret);
}
}
- //send msg to MAC
- ret = sendDlBrdcstAllocToMac(&dlBrdcstAlloc, schInst);
+ /* check for RAR */
+ 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;
+ }
+
+ dlSchedInfo.rarAlloc = rarAlloc;
+
+ /* 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);
+
+ SCH_FREE(cell->schDlSlotInfo[slot]->rarInfo,sizeof(RarAlloc));
+ 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;
+ }
+
+
+ /* send msg to MAC */
+ ret = sendDlAllocToMac(&dlSchedInfo, schInst);
if(ret != ROK)
{
DU_LOG("\nSending DL Broadcast allocation from SCH to MAC failed");
RETVALUE(ret);
}
+
+ schUlResAlloc(cell, schInst);
+
+ memset(cell->schDlSlotInfo[slot], 0, sizeof(SchDlSlotInfo));
return ret;
}
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