CRC and Rx Data Indication

[o-du/l2.git] / src / 5gnrmac / mac_rach.c

diff --git a/src/5gnrmac/mac_rach.c b/src/5gnrmac/mac_rach.c
index f1b850a..2d5d2c8 100644 (file)
--- a/src/5gnrmac/mac_rach.c
+++ b/src/5gnrmac/mac_rach.c
@@ -51,6 +51,13 @@ MacSchRachIndFunc macSchRachIndOpts[]=
    packMacSchRachInd
 };
 
+/* Function pointer for sending crc ind from MAC to SCH */
+MacSchCrcIndFunc macSchCrcIndOpts[]=
+{
+   packMacSchCrcInd,
+   macSchCrcInd,
+   packMacSchCrcInd
+};
 
 /*******************************************************************
  *
@@ -77,6 +84,33 @@ int sendRachIndMacToSch(RachIndInfo *rachInd)
     
    return(*macSchRachIndOpts[pst.selector])(&pst, rachInd); 
 }
+
+/*******************************************************************
+ *
+ * @brief Sends CRC Indication to SCH
+ *
+ * @details
+ *
+ *    Function : sendCrcIndMacToSch 
+ *
+ *    Functionality:
+ *       Sends CRC Indication to SCH
+ *
+ * @params[in] 
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+int sendCrcIndMacToSch(CrcIndInfo *crcInd)
+{
+   Pst pst;
+  
+   fillMacToSchPst(&pst);
+   pst.event = EVENT_CRC_IND_TO_SCH;
+ 
+   return(*macSchCrcIndOpts[pst.selector])(&pst, crcInd);
+}
+
  
 /*******************************************************************
  *
@@ -124,6 +158,40 @@ uint16_t fapiMacRachInd(Pst *pst, RachInd *rachInd)
    return(sendRachIndMacToSch(rachIndInfo));
 }
 
+/*******************************************************************
+ *
+ * @brief Processes CRC Indication from PHY
+ *
+ * @details
+ *
+ *    Function : fapiMacCrcInd
+ *
+ *    Functionality:
+ *       Processes CRC Indication from PHY
+ *
+ * @params[in] Post Structure Pointer
+ *             Crc Indication Pointer
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint16_t fapiMacCrcInd(Pst *pst, CrcInd *crcInd)
+{
+   CrcIndInfo   crcIndInfo;
+
+   DU_LOG("\nMAC : Received CRC indication");
+   /* Considering one pdu and one preamble */
+   
+   crcIndInfo.cellId = macCb.macCell->cellId;;
+   crcIndInfo.crnti = crcInd->crcInfo[0].rnti;
+   crcIndInfo.timingInfo.sfn = crcInd->timingInfo.sfn;
+   crcIndInfo.timingInfo.slot = crcInd->timingInfo.slot;
+   crcIndInfo.numCrcInd = crcInd->crcInfo[0].numCb;
+   crcIndInfo.crcInd[0] = crcInd->crcInfo[0].cbCrcStatus[0];
+   
+   return(sendCrcIndMacToSch(&crcIndInfo));
+}
+
  
 /* spec-38.211 Table 6.3.3.1-7 */
 uint8_t UnrestrictedSetNcsTable[MAX_ZERO_CORR_CFG_IDX] = 
@@ -140,6 +208,31 @@ int MacProcUlSchInfo(Pst *pst, UlSchInfo *ulSchInfo)
    return ROK;
 }
 
+/*******************************************************************
+ *
+ * @brief Process Rx Data Ind at MAC
+ *
+ * @details
+ *
+ *    Function : fapiMacRxDataInd
+ *
+ *    Functionality:
+ *       Process Rx Data Ind at MAC
+ *
+ * @params[in] Post structure
+ *             Rx Data Indication
+ * @return ROK     - success
+ *         RFAILED - failure
+ *
+ * ****************************************************************/
+uint16_t fapiMacRxDataInd(Pst *pst, RxDataInd *rxDataInd)
+{
+   DU_LOG("\nMAC : Received Rx Data indication");
+   /* TODO : Demuxing */
+   return ROK;
+}
+
+
 /**********************************************************************
   End of file
  **********************************************************************/