################################################################################
*******************************************************************************/
/* header include files (.h) */
-#include "envopt.h" /* environment options */
-#include "envdep.h" /* environment dependent */
-#include "envind.h" /* environment independent */
-#include "gen.h" /* general */
-#include "ssi.h" /* system services */
-#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 "rgu.h"
-#include "tfu.h" /* RGU Interface includes */
+#include "common_def.h"
#include "lrg.h"
-#include "crg.h" /* layer management defines for LTE-MAC */
-#include "rg_sch_inf.h" /* layer management defines for LTE-MAC */
-#include "rg_env.h"
-#include "rg.h"
-
-#include "gen.x" /* general */
-#include "ssi.x" /* system services */
-#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 "rgu.x"
-#include "tfu.x" /* RGU Interface includes */
#include "lrg.x"
-#include "crg.x" /* layer management typedefs for MAC */
-#include "rg_sch_inf.x" /* SCH interface typedefs */
-#include "rg_prg.x"
#include "du_app_mac_inf.h"
+#include "mac_sch_interface.h"
+#include "lwr_mac_upr_inf.h"
+#include "rlc_mac_inf.h"
#include "mac.h"
-#include "du_log.h"
-#include "rg.x"
#include "mac_upr_inf_api.h"
+#include "lwr_mac_fsm.h"
+#include "mac_utils.h"
/* function pointers for packing slot ind from mac to sch */
MacSchSlotIndFunc macSchSlotIndOpts[] =
{
packMacSchSlotInd,
- macSchSlotInd,
+ MacSchSlotInd,
packMacSchSlotInd
};
*
* @param[in] Pst *pst
* @param[in] DL allocation from scheduler
- * @return S16
+ * @return
* -# ROK
* -# RFAILED
**/
-int MacProcDlAlloc(Pst *pst, DlAlloc *dlAlloc)
+uint8_t MacProcDlAlloc(Pst *pst, DlSchedInfo *dlSchedInfo)
{
- if(dlAlloc != NULLP)
+ uint16_t cellIdx;
+ MacDlSlot *currDlSlot = NULLP;
+
+ if(dlSchedInfo != NULLP)
{
- MacDlSlot *currDlSlot =
- &macCb.macCell->dlSlot[dlAlloc->slotIndInfo.slot % MAX_SLOT_SUPPORTED];
- memcpy(&currDlSlot->dlInfo, dlAlloc, sizeof(DlAlloc));
+ GET_CELL_IDX(dlSchedInfo->cellId, cellIdx);
+ if(dlSchedInfo->isBroadcastPres)
+ {
+ currDlSlot = &macCb.macCell[cellIdx]->\
+ dlSlot[dlSchedInfo->schSlotValue.broadcastTime.slot];
+ currDlSlot->dlInfo.isBroadcastPres = true;
+ memcpy(&currDlSlot->dlInfo.brdcstAlloc, &dlSchedInfo->brdcstAlloc, sizeof(DlBrdcstAlloc));
+ }
+
+ if(dlSchedInfo->rarAlloc != NULLP)
+ {
+ currDlSlot = &macCb.macCell[cellIdx]->\
+ dlSlot[dlSchedInfo->schSlotValue.rarTime.slot];
+ currDlSlot->dlInfo.rarAlloc = dlSchedInfo->rarAlloc;
+
+ /* MUXing of RAR */
+ fillRarPdu(&currDlSlot->dlInfo.rarAlloc->rarInfo);
+ }
+
+ if(dlSchedInfo->dlMsgAlloc != NULLP)
+ {
+ currDlSlot = &macCb.macCell[cellIdx]->\
+ dlSlot[dlSchedInfo->schSlotValue.dlMsgTime.slot];
+ currDlSlot->dlInfo.dlMsgAlloc = dlSchedInfo->dlMsgAlloc; /* copy msg4 alloc pointer in MAC slot info */
+ currDlSlot->dlInfo.cellId = dlSchedInfo->cellId;
+
+ /* Check if the downlink pdu is msg4 */
+ if(dlSchedInfo->dlMsgAlloc->dlMsgInfo.isMsg4Pdu)
+ {
+ macCb.macCell[cellIdx]->macRaCb[0].msg4TbSize = dlSchedInfo->dlMsgAlloc->dlMsgPdschCfg.codeword[0].tbSize;
+ }
+ else
+ {
+ memcpy(&currDlSlot->dlInfo.schSlotValue, &dlSchedInfo->schSlotValue, sizeof(SchSlotValue));
+ /* Send LC schedule result to RLC */
+ sendSchedRptToRlc(currDlSlot->dlInfo, dlSchedInfo->schSlotValue.dlMsgTime);
+ }
+ }
- if(currDlSlot->dlInfo.msg4Alloc)
+ if(dlSchedInfo->ulGrant != NULLP)
{
- /* TODO:
- * Step1 : Fetch msg4 from raCb that was filled in MacHdlDlCcchInd()
- * Step2 : Mux msg4
- * Step3 : Store the pdu in raCb
- */
+ currDlSlot = &macCb.macCell[cellIdx]->\
+ dlSlot[dlSchedInfo->schSlotValue.ulDciTime.slot];
+ currDlSlot->dlInfo.ulGrant = dlSchedInfo->ulGrant;
}
}
return ROK;
}
+/**
+ * @brief Forming anf filling the MUX Pdu
+ * @details
+ *
+ * Function : fillMsg4Pdu
+ *
+ * Forming and filling of Msg4Pdu
+ *
+ * @param[in] DlMsgAlloc *msg4Alloc
+ * @return void
+ **/
+void fillMsg4Pdu(uint16_t cellId, DlMsgAlloc *msg4Alloc)
+{
+ uint8_t ueIdx;
+ uint16_t cellIdx;
+ MacDlData msg4DlData;
+ MacCeInfo macCeData;
+
+ GET_CELL_IDX(cellId, cellIdx);
+
+ memset(&msg4DlData, 0, sizeof(MacDlData));
+ memset(&macCeData, 0, sizeof(MacCeInfo));
+
+ GET_UE_IDX(msg4Alloc->dlMsgInfo.crnti, ueIdx);
+ ueIdx = ueIdx -1;
+ if(macCb.macCell[cellIdx]->macRaCb[ueIdx].msg4Pdu != NULLP)
+ {
+ MAC_ALLOC(msg4DlData.pduInfo[ueIdx].dlPdu, \
+ macCb.macCell[cellIdx]->macRaCb[ueIdx].msg4PduLen);
+ if(msg4DlData.pduInfo[ueIdx].dlPdu != NULLP)
+ {
+ fillMsg4DlData(&msg4DlData, macCb.macCell[cellIdx]->macRaCb[ueIdx].msg4PduLen,\
+ macCb.macCell[cellIdx]->macRaCb[ueIdx].msg4Pdu);
+ fillMacCe(&macCeData, macCb.macCell[cellIdx]->macRaCb[ueIdx].msg3Pdu);
+ /* Forming Mux Pdu */
+ macCb.macCell[cellIdx]->macRaCb[ueIdx].msg4TxPdu = NULLP;
+ MAC_ALLOC(macCb.macCell[cellIdx]->macRaCb[ueIdx].msg4TxPdu, \
+ macCb.macCell[cellIdx]->macRaCb[ueIdx].msg4TbSize);
+ if(macCb.macCell[cellIdx]->macRaCb[ueIdx].msg4TxPdu != NULLP)
+ {
+ memset(macCb.macCell[cellIdx]->macRaCb[ueIdx].msg4TxPdu, 0, \
+ macCb.macCell[cellIdx]->macRaCb[ueIdx].msg4TbSize);
+ macMuxPdu(&msg4DlData, &macCeData, macCb.macCell[cellIdx]->macRaCb[ueIdx].msg4TxPdu,\
+ macCb.macCell[cellIdx]->macRaCb[ueIdx].msg4TbSize);
+
+ }
+ else
+ {
+ DU_LOG("\nMAC: Failed allocating memory for msg4TxPdu");
+ }
+ /* Free memory allocated */
+ MAC_FREE(msg4DlData.pduInfo[0].dlPdu, macCb.macCell[cellIdx]->macRaCb[ueIdx].msg4PduLen);
+ }
+ }
+
+ /* storing msg4 Pdu in macDlSlot */
+ if(macCb.macCell[cellIdx]->macRaCb[ueIdx].msg4TxPdu)
+ {
+ msg4Alloc->dlMsgInfo.dlMsgPduLen = macCb.macCell[cellIdx]->macRaCb[ueIdx].msg4TbSize;
+ MAC_ALLOC(msg4Alloc->dlMsgInfo.dlMsgPdu, msg4Alloc->dlMsgInfo.dlMsgPduLen);
+ if(msg4Alloc->dlMsgInfo.dlMsgPdu != NULLP)
+ {
+ memcpy(msg4Alloc->dlMsgInfo.dlMsgPdu, macCb.macCell[cellIdx]->macRaCb[ueIdx].msg4TxPdu, \
+ msg4Alloc->dlMsgInfo.dlMsgPduLen);
+ }
+ }
+ else
+ {
+ DU_LOG("\nMAC: Failed at macMuxPdu()");
+ }
+}
+
+/**
+ * @brief Builds and Send the Muxed Pdu to Lower MAC
+ *
+ * @details
+ *
+ * Function : buildAndSendMuxPdu
+ *
+ * Build and Sends the Muxed Pdu to Lower MAC.
+ *
+ * @param[in] SlotIndInfo *slotInd
+ * @return void
+ **/
+
+void buildAndSendMuxPdu(SlotIndInfo currTimingInfo)
+{
+ uint16_t cellIdx;
+ MacDlSlot *currDlSlot = NULLP;
+ SlotIndInfo muxTimingInfo;
+ memset(&muxTimingInfo, 0, sizeof(SlotIndInfo));
+
+ GET_CELL_IDX(currTimingInfo.cellId, cellIdx);
+
+ ADD_DELTA_TO_TIME(currTimingInfo, muxTimingInfo, PHY_DELTA);
+ currDlSlot = &macCb.macCell[cellIdx]->dlSlot[muxTimingInfo.slot];
+ if(currDlSlot->dlInfo.dlMsgAlloc)
+ {
+ if(currDlSlot->dlInfo.dlMsgAlloc->dlMsgInfo.isMsg4Pdu)
+ {
+ fillMsg4Pdu(currTimingInfo.cellId, currDlSlot->dlInfo.dlMsgAlloc);
+ currDlSlot = NULLP;
+ }
+ }
+}
+
/**
* @brief Transmission time interval indication from PHY.
*
* This API is invoked by MAC to send slot ind to scheduler.
*
* @param[in] SlotIndInfo *slotInd
- * @return S16
+ * @return
* -# ROK
* -# RFAILED
**/
/* fill Pst structure to send to lwr_mac to MAC */
Pst pst;
- fillMacToSchPst(&pst);
- pst.event = EVENT_SLOT_IND_TO_SCH;
-
+ FILL_PST_MAC_TO_SCH(pst, EVENT_SLOT_IND_TO_SCH);
return(*macSchSlotIndOpts[pst.selector])(&pst,slotInd);
}
{
Pst pst;
uint16_t ret;
- SlotInfo *slotInfo;
-
+ SlotIndInfo *slotInfo;
+
/* Allocate sharable memory */
- MAC_ALLOC_SHRABL_BUF(slotInfo, sizeof(SlotInfo));
+ MAC_ALLOC_SHRABL_BUF(slotInfo, sizeof(SlotIndInfo));
if(!slotInfo)
{
DU_LOG("\nMAC : Slot Indication memory allocation failed");
return RFAILED;
- }
-
- slotInfo->cellId = macCb.macCell->cellId;
- slotInfo->sfn = slotInd->sfn;
- slotInfo->slot = slotInd->slot;
-
- /* Fill Pst */
- pst.selector = DU_MAC_LWLC;
- pst.srcEnt = ENTRG;
- pst.dstEnt = ENTDUAPP;
- pst.dstInst = 0;
- pst.srcInst = macCb.macInst;
- pst.dstProcId = rgCb[pst.srcInst].rgInit.procId;
- pst.srcProcId = rgCb[pst.srcInst].rgInit.procId;
- pst.region = MAC_MEM_REGION;
- pst.pool = MAC_POOL;
- pst.event = EVENT_MAC_SLOT_IND;
- pst.route = 0;
- pst.prior = 0;
- pst.intfVer = 0;
-
- ret = MacDuAppSlotInd(&pst, slotInfo);
- if(ret != ROK)
- {
- DU_LOG("\nMAC: Failed to send slot indication to DU APP");
- MAC_FREE_SHRABL_BUF(MAC_MEM_REGION, MAC_POOL, slotInfo, sizeof(SlotInfo));
- }
-
- return ret;
+ }
+
+ slotInfo->cellId = slotInd->cellId;
+ slotInfo->sfn = slotInd->sfn;
+ slotInfo->slot = slotInd->slot;
+
+ /* Fill Pst */
+ FILL_PST_MAC_TO_DUAPP(pst, EVENT_MAC_SLOT_IND);
+
+ ret = MacDuAppSlotInd(&pst, slotInfo);
+ if(ret != ROK)
+ {
+ DU_LOG("\nMAC: Failed to send slot indication to DU APP");
+ MAC_FREE_SHRABL_BUF(MAC_MEM_REGION, MAC_POOL, slotInfo, sizeof(SlotIndInfo));
+ }
+
+ return ret;
} /* sendSlotIndMacToDuApp */
+/*******************************************************************
+ *
+ * @brief Process slot indication at MAC
+ *
+ * @details
+ *
+ * Function : macProcSlotInd
+ *
+ * Functionality: Process slot indication at MAC
+ *
+ * @params[in] Slot indication info
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t macProcSlotInd(SlotIndInfo slotInd)
+{
+ uint16_t cellIdx;
+
+ GET_CELL_IDX(slotInd.cellId, cellIdx);
+
+ /* Store current time info */
+ macCb.macCell[cellIdx]->currTime.cellId = slotInd.cellId;
+ macCb.macCell[cellIdx]->currTime.slot = slotInd.slot;
+ macCb.macCell[cellIdx]->currTime.sfn = slotInd.sfn;
+
+ /* Mux Pdu for Msg4 */
+ buildAndSendMuxPdu(slotInd);
+
+ /* Trigger for DL TTI REQ */
+ fillDlTtiReq(slotInd);
+
+ /* Trigger for UL TTI REQ */
+ fillUlTtiReq(slotInd);
+
+ /* Trigger for UL DCI REQ */
+ fillUlDciReq(slotInd);
+
+ return ROK;
+} /* macProcSlotInd */
/**
* @brief Transmission time interval indication from PHY.
* @param[in] Pst *pst
* @param[in] SuId suId
* @param[in] SlotIndInfo *slotInd
- * @return S16
+ * @return
* -# ROK
* -# RFAILED
**/
-PUBLIC S16 fapiMacSlotInd
-(
-Pst *pst,
-SlotIndInfo *slotInd
-)
+uint8_t fapiMacSlotInd(Pst *pst, SlotIndInfo *slotInd)
{
- S16 ret;
- VOLATILE U32 startTime=0;
- Inst inst;
+ uint8_t ret;
+ VOLATILE uint32_t startTime=0;
+#ifdef ODU_SLOT_IND_DEBUG_LOG
DU_LOG("\nMAC : Slot Indication received");
-
- inst = pst->dstInst;
+#endif
/*starting Task*/
- SStartTask(&startTime, PID_MAC_TTI_IND);
+ ODU_START_TASK(&startTime, PID_MAC_TTI_IND);
/* send slot indication to scheduler */
ret = sendSlotIndMacToSch(slotInd);
if(ret != ROK)
{
DU_LOG("\nMAC : Sending of slot ind msg from MAC to SCH failed");
- RETVALUE(ret);
+ return ret;
}
- ret = macProcessSlotInd(inst,*slotInd);
+ ret = macProcSlotInd(*slotInd);
if(ret != ROK)
{
- DU_LOG("\nMAC : macProcessSlotInd failed");
- RETVALUE(ret);
+ DU_LOG("\nMAC : macProcSlotInd failed");
+ return ret;
}
/* send slot indication to du app */
if(ret != ROK)
{
DU_LOG("\nMAC :Sending of slot ind msg from MAC to DU APP failed");
- RETVALUE(ret);
+ return ret;
}
/*stoping Task*/
- SStopTask(startTime, PID_MAC_TTI_IND);
+ ODU_STOP_TASK(startTime, PID_MAC_TTI_IND);
- RETVALUE(ret);
+ return ret;
} /* fapiMacSlotInd */
/**********************************************************************