/* Function pointer for sending rach ind from MAC to SCH */
MacSchRachIndFunc macSchRachIndOpts[]=
{
- packMacSchRachInd,
- MacSchRachInd,
- packMacSchRachInd
+ packMacSchRachInd, /* packing for loosely coupled */
+ MacSchRachInd, /* packing for tightly coupled */
+ packMacSchRachInd /* packing for light weight loosely coupled */
+};
+
+/* Function pointer for sending RACH resource request from MAC to SCH */
+MacSchRachRsrcReqFunc macSchRachRsrcReqOpts[] =
+{
+ packMacSchRachRsrcReq, /* packing for loosely coupled */
+ MacSchRachRsrcReq, /* packing for tightly coupled */
+ packMacSchRachRsrcReq /* packing for light weight loosely coupled */
+};
+
+/* Function pointer for sending RACH resource response from MAC to DU APP */
+MacDuRachRsrcRspFunc macDuRachRsrcRspOpts[] =
+{
+ packDuMacRachRsrcRsp, /* packing for loosely coupled */
+ DuProcMacRachRsrcRsp, /* packing for tightly coupled */
+ packDuMacRachRsrcRsp /* packing for light weight loosly coupled */
};
/*******************************************************************
rachIndInfo->slotIdx = rachInd->rachPdu[pduIdx].slotIdx;
rachIndInfo->symbolIdx = rachInd->rachPdu[pduIdx].symbolIdx;
rachIndInfo->freqIdx = rachInd->rachPdu[pduIdx].freqIdx;
- rachIndInfo->preambleIdx = \
- rachInd->rachPdu[pduIdx].preamInfo[preambleIdx].preamIdx;
- rachIndInfo->timingAdv = \
- rachInd->rachPdu[pduIdx].preamInfo[preambleIdx].timingAdv;
+ rachIndInfo->preambleIdx = rachInd->rachPdu[pduIdx].preamInfo[preambleIdx].preamIdx;
+ rachIndInfo->timingAdv = rachInd->rachPdu[pduIdx].preamInfo[preambleIdx].timingAdv;
/* Store the value in macRaCb */
createMacRaCb(rachIndInfo);
return(sendRachIndMacToSch(rachIndInfo));
}
+/*******************************************************************
+ *
+ * @brief Processes RACH Resource request from DU APP
+ *
+ * @details
+ *
+ * Function : MacProcRachRsrcReq
+ *
+ * Functionality: Processes RACH resource request from DU APP.
+ * Fills and sends RACH resource request towards SCH.
+ *
+ * @params[in] Post structure
+ * RACH resource request
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t MacProcRachRsrcReq(Pst *pst, MacRachRsrcReq *rachRsrcReq)
+{
+ uint8_t ret = RFAILED;
+ uint16_t cellIdx = 0;
+ Pst schPst;
+ MacCellCb *cellCb = NULLP;
+ MacUeCb *ueCb = NULLP;
+ SchRachRsrcReq *schRachRsrcReq = NULLP;
+
+ DU_LOG("\nINFO --> MAC : Recieved RACH Resource Request for Cell ID [%d] UE ID [%d]",\
+ rachRsrcReq->cellId, rachRsrcReq->ueId);
+
+ /* Fetch Cell Cb */
+ GET_CELL_IDX(rachRsrcReq->cellId, cellIdx);
+ if(macCb.macCell[cellIdx] && (macCb.macCell[cellIdx]->cellId == rachRsrcReq->cellId))
+ {
+ cellCb = macCb.macCell[cellIdx];
+
+ /* Fetch UE Cb */
+ if(cellCb->ueCb[rachRsrcReq->ueId-1].ueId == rachRsrcReq->ueId)
+ {
+ ueCb = &cellCb->ueCb[rachRsrcReq->ueId-1];
+ /* Allocate memory to RACH resource request to be sent to SCH */
+ MAC_ALLOC(schRachRsrcReq, sizeof(SchRachRsrcReq));
+ if(schRachRsrcReq)
+ {
+ /* Fill SCH RACH resource request from information received from DU APP to MAC */
+ schRachRsrcReq->cellId = rachRsrcReq->cellId;
+ schRachRsrcReq->crnti = ueCb->crnti;
+ schRachRsrcReq->numSsb = rachRsrcReq->numSsb;
+ memcpy(schRachRsrcReq->ssbIdx, rachRsrcReq->ssbIdx, sizeof(schRachRsrcReq->ssbIdx));
+
+ /* Send RACH resource request from MAC to SCH */
+ FILL_PST_MAC_TO_SCH(schPst, EVENT_RACH_RESOURCE_REQUEST_TO_SCH);
+ ret = (*macSchRachRsrcReqOpts[schPst.selector])(&schPst, schRachRsrcReq);
+ }
+ else
+ DU_LOG("\nERROR --> MAC : Memory allocation failed for RACH resource request to SCH");
+ }
+ else
+ DU_LOG("\nERROR --> MAC : UE ID [%d] not found", rachRsrcReq->ueId);
+ }
+ else
+ DU_LOG("\nERROR --> MAC : Cell ID [%d] not found", rachRsrcReq->cellId);
+
+ /* Free sharable buffer used to send RACH reource request from DU APP to MAC */
+ MAC_FREE_SHRABL_BUF(pst->region, pst->pool, rachRsrcReq, sizeof(MacRachRsrcReq));
+ return ret;
+}
+
+/*******************************************************************
+ *
+ * @brief Processes RACH Resource response from SCH
+ *
+ * @details
+ *
+ * Function : MacProcSchRachRsrcRsp
+ *
+ * Functionality: Processes RACH resource response from SCH
+ * Fills and sends RACH resource response towards DU APP
+ *
+ * @params[in] Post structure
+ * RACH resource response
+ * @return ROK - success
+ * RFAILED - failure
+ *
+ * ****************************************************************/
+uint8_t MacProcSchRachRsrcRsp(Pst *pst, SchRachRsrcRsp *schRachRsrcRsp)
+{
+ uint16_t cellIdx = 0;
+ Pst rspPst;
+ MacRachRsrcRsp *rachRsrcRsp = NULLP;
+ MacCellCb *cellCb = NULLP;
+ MacUeCb *ueCb = NULLP;
+
+ DU_LOG("\nINFO --> MAC : Received RACH resource response from SCH : Cell ID [%d] CRNTI [%d]", \
+ schRachRsrcRsp->cellId, schRachRsrcRsp->crnti);
+
+ /* Fill RACH resource response to send to DU APP */
+ MAC_ALLOC_SHRABL_BUF(rachRsrcRsp, sizeof(MacRachRsrcRsp));
+ if(!rachRsrcRsp)
+ {
+ DU_LOG("\nERROR --> MAC : Memory allocation failed for RACH resource response");
+ MAC_FREE(schRachRsrcRsp, sizeof(SchRachRsrcRsp));
+ return RFAILED;
+ }
+ rachRsrcRsp->cellId = schRachRsrcRsp->cellId;
+ GET_UE_ID(schRachRsrcRsp->crnti, rachRsrcRsp->ueId);
+ rachRsrcRsp->result = MAC_DU_APP_RSP_OK;
+
+ /* Fill Pst structure to send RACH resource response from MAC to DU APP */
+ FILL_PST_MAC_TO_DUAPP(rspPst, EVENT_MAC_RACH_RESOURCE_RSP);
+
+ /* If negative response is received from SCH, send it further to DU APP */
+ if(schRachRsrcRsp->result == RSP_NOK)
+ {
+ DU_LOG("\nINFO --> MAC : RACH Resource response from SCH : Result [FAILURE]");
+ rachRsrcRsp->result = MAC_DU_APP_RSP_NOK;
+ }
+ else
+ {
+ DU_LOG("\nINFO --> MAC : RACH Resource response from SCH : Result [SUCCESS]");
+
+ /* Fetch Cell Cb */
+ GET_CELL_IDX(schRachRsrcRsp->cellId, cellIdx);
+ if(macCb.macCell[cellIdx] && (macCb.macCell[cellIdx]->cellId == schRachRsrcRsp->cellId))
+ {
+ cellCb = macCb.macCell[cellIdx];
+
+ /* Fetch UE Cb */
+ if(cellCb->ueCb[rachRsrcRsp->ueId-1].crnti == schRachRsrcRsp->crnti)
+ ueCb = &cellCb->ueCb[rachRsrcRsp->ueId-1];
+ else
+ {
+ DU_LOG("\nERROR --> MAC : CRNTI [%d] not found", schRachRsrcRsp->crnti);
+ rachRsrcRsp->result = MAC_DU_APP_RSP_NOK;
+ }
+ }
+ else
+ {
+ DU_LOG("\nERROR --> MAC : Cell ID [%d] not found", schRachRsrcRsp->cellId);
+ rachRsrcRsp->result = MAC_DU_APP_RSP_NOK;
+ }
+ }
+
+ /* TODO : Check if ra-preamble index is to be stored in UE CB */
+
+ /* Fill SSB RACH resource info if SCH has sent a positive response and
+ * processing of SCH RACH resource response at MAC has been successful so far */
+ if(rachRsrcRsp->result == MAC_DU_APP_RSP_OK)
+ {
+ rachRsrcRsp->newCrnti = ueCb->crnti;
+ rachRsrcRsp->cfraResource.numSsb = schRachRsrcRsp->cfraResource.numSsb;
+ memcpy(rachRsrcRsp->cfraResource.ssbResource, schRachRsrcRsp->cfraResource.ssbResource, \
+ rachRsrcRsp->cfraResource.numSsb * sizeof(MacCfraSsbResource));
+ }
+
+ /* Free SCH RACH resource response */
+ MAC_FREE(schRachRsrcRsp, sizeof(SchRachRsrcRsp));
+
+ /* Send RACH resource response to DU APP */
+ FILL_PST_MAC_TO_DUAPP(rspPst, EVENT_MAC_RACH_RESOURCE_RSP);
+ return (*macDuRachRsrcRspOpts[rspPst.selector])(&rspPst, rachRsrcRsp);
+}
+
/* spec-38.211 Table 6.3.3.1-7 */
uint8_t UnrestrictedSetNcsTable[MAX_ZERO_CORR_CFG_IDX] =
{0, 2, 4, 6, 8, 10, 12, 13, 15, 17, 19, 23, 27, 34, 46, 69};
Code Review / o-du / l2.git / blobdiff