X-Git-Url: https://gerrit.o-ran-sc.org/r/gitweb?a=blobdiff_plain;f=src%2F5gnrmac%2Fmac_msg_hdl.c;h=8efe4006e25259fadbee0ce15a70af91abda0dea;hb=0bdd575f55257e64b4becb4cee0df0dab2bac3fa;hp=92eb13a9ffb6ee3dce455c155891c7833093ad3f;hpb=fe3e15254e67fd96dbfabec4bf7245c3b64ee415;p=o-du%2Fl2.git diff --git a/src/5gnrmac/mac_msg_hdl.c b/src/5gnrmac/mac_msg_hdl.c index 92eb13a9f..8efe4006e 100644 --- a/src/5gnrmac/mac_msg_hdl.c +++ b/src/5gnrmac/mac_msg_hdl.c @@ -17,6 +17,7 @@ *******************************************************************************/ /* header include files -- defines (.h) */ +#include #include "envopt.h" /* environment options */ #include "envdep.h" /* environment dependent */ #include "envind.h" /* environment independent */ @@ -55,11 +56,152 @@ #include "crg.x" #include "rg_prg.x" #include "du_app_mac_inf.h" +#include "mac_upr_inf_api.h" #include "rg.x" #include "lwr_mac_fsm.h" +#include "mac.h" + /* This file contains message handling functionality for MAC */ +extern MacCb macCb; + extern void sendToLowerMac(uint16_t msgType, uint32_t msgLen, void *msg); +uint16_t buildMacPdu(RlcMacData *dlData); + +/* Function pointer for sending crc ind from MAC to SCH */ +MacSchCrcIndFunc macSchCrcIndOpts[]= +{ + packMacSchCrcInd, + macSchCrcInd, + packMacSchCrcInd +}; + +/* Function pointer for sending DL RLC BO Info from MAC to SCH */ +MacSchDlRlcBoInfoFunc macSchDlRlcBoInfoOpts[]= +{ + packMacSchDlRlcBoInfo, + macSchDlRlcBoInfo, + packMacSchDlRlcBoInfo +}; + +/******************************************************************* + * + * @brief Sends DL BO Info to SCH + * + * @details + * + * Function : sendDlRlcBoInfoMacToSch + * + * Functionality: + * Sends DL BO Info to SCH + * + * @params[in] + * @return ROK - success + * RFAILED - failure + * + ****************************************************************/ +int sendDlRlcBoInfoMacToSch(DlRlcBOInfo *dlBoInfo) +{ + Pst pst; + + fillMacToSchPst(&pst); + pst.event = EVENT_DL_RLC_BO_INFO_TO_SCH; + + return(*macSchDlRlcBoInfoOpts[pst.selector])(&pst, dlBoInfo); +} + +/******************************************************************* + * + * @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); +} + +/******************************************************************* + * + * @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)); +} + +/******************************************************************* + * + * @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) +{ + uint16_t pduIdx; + + DU_LOG("\nMAC : Received Rx Data indication"); + + /* TODO : compare the handle received in RxDataInd with handle send in PUSCH + * PDU, which is stored in raCb */ + + for(pduIdx = 0; pduIdx < rxDataInd->numPdus; pduIdx++) + { + unpackRxData(&rxDataInd->pdus[pduIdx]); + } + return ROK; +} /******************************************************************* * @@ -128,7 +270,7 @@ uint16_t MacHdlCellStartReq(Pst *pst, MacCellStartInfo *cellStartInfo) DU_LOG("\nMAC : Handling cell start request"); sendToLowerMac(START_REQUEST, 0, cellStartInfo); - MAC_FREE_MEM(pst->region, pst->pool, cellStartInfo, \ + MAC_FREE_SHRABL_BUF(pst->region, pst->pool, cellStartInfo, \ sizeof(MacCellStartInfo)); return ROK; @@ -153,15 +295,166 @@ uint16_t MacHdlCellStartReq(Pst *pst, MacCellStartInfo *cellStartInfo) * ****************************************************************/ uint16_t MacHdlCellStopReq(Pst *pst, MacCellStopInfo *cellStopInfo) { - DU_LOG("\nMAC : Handling cell stop request"); - sendToLowerMac(STOP_REQUEST, 0, cellStopInfo); + #ifdef FAPI + DU_LOG("\nMAC : Sending cell stop request to Lower Mac"); + sendToLowerMac(FAPI_STOP_REQUEST, 0, cellStopInfo); + #endif - MAC_FREE_MEM(pst->region, pst->pool, cellStopInfo, \ + MAC_FREE_SHRABL_BUF(pst->region, pst->pool, cellStopInfo, \ sizeof(MacCellStopInfo)); return ROK; } +/******************************************************************* + * + * @brief Handles DL CCCH Ind from DU APP + * + * @details + * + * Function : MacHdlDlCcchInd + * + * Functionality: + * Handles DL CCCH Ind from DU APP + * + * @params[in] Post structure pointer + * DL CCCH Ind pointer + * @return ROK - success + * RFAILED - failure + * + * ****************************************************************/ +uint16_t MacHdlDlCcchInd(Pst *pst, DlCcchIndInfo *dlCcchIndInfo) +{ + uint16_t idx; + DlRlcBOInfo dlBoInfo; + memset(&dlBoInfo, 0, sizeof(DlRlcBOInfo)); + + DU_LOG("\nMAC : Handling DL CCCH IND"); + + /* TODO : Fill DL RLC Buffer status info */ + dlBoInfo.cellId = dlCcchIndInfo->cellId; + dlBoInfo.crnti = dlCcchIndInfo->crnti; + dlBoInfo.numLc = 0; + + if(dlCcchIndInfo->msgType == RRC_SETUP) + { + dlBoInfo.boInfo[dlBoInfo.numLc].lcId = SRB_ID_0; // SRB ID 0 for msg4 + dlBoInfo.boInfo[SRB_ID_0].dataVolume = \ + dlCcchIndInfo->dlCcchMsgLen; + dlBoInfo.numLc++; + + /* storing Msg4 Pdu in raCb */ + if(macCb.macCell->macRaCb[0].crnti == dlCcchIndInfo->crnti) + { + macCb.macCell->macRaCb[0].msg4PduLen = dlCcchIndInfo->dlCcchMsgLen; + MAC_ALLOC(macCb.macCell->macRaCb[0].msg4Pdu, macCb.macCell->macRaCb[0]\ + .msg4PduLen); + if(macCb.macCell->macRaCb[0].msg4Pdu) + { + for(idx = 0; idx < dlCcchIndInfo->dlCcchMsgLen; idx++) + { + macCb.macCell->macRaCb[0].msg4Pdu[idx] =\ + dlCcchIndInfo->dlCcchMsg[idx]; + } + } + } + } + sendDlRlcBoInfoMacToSch(&dlBoInfo); + + MAC_FREE_SHRABL_BUF(pst->region, pst->pool, dlCcchIndInfo->dlCcchMsg, \ + dlCcchIndInfo->dlCcchMsgLen); + MAC_FREE_SHRABL_BUF(pst->region, pst->pool, dlCcchIndInfo, sizeof(DlCcchIndInfo)); + return ROK; + +} + +/******************************************************************* + * + * @brief Sends UL CCCH Ind to DU APP + * + * @details + * + * Function : macSendUlCcchInd + * + * Functionality: + * MAC sends UL CCCH Ind to DU APP + * + * @params[in] Post structure pointer + * + * @return ROK - success + * RFAILED - failure + * + * ****************************************************************/ +uint16_t macSendUlCcchInd(uint8_t *rrcContainer, uint16_t cellId, uint16_t crnti) +{ + Pst pst; + uint8_t ret = ROK; + UlCcchIndInfo *ulCcchIndInfo = NULLP; + + MAC_ALLOC_SHRABL_BUF(ulCcchIndInfo, sizeof(UlCcchIndInfo)); + if(!ulCcchIndInfo) + { + DU_LOG("\nMAC: Memory failed in macSendUlCcchInd"); + return RFAILED; + } + + ulCcchIndInfo->cellId = cellId; + ulCcchIndInfo->crnti = crnti; + ulCcchIndInfo->ulCcchMsg = rrcContainer; + + /* 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_UL_CCCH_IND; + pst.route = 0; + pst.prior = 0; + pst.intfVer = 0; + + if(MacDuAppUlCcchInd(&pst, ulCcchIndInfo) != ROK) + { + DU_LOG("\nMAC: Failed to send UL CCCH Ind to DU APP"); + MAC_FREE_SHRABL_BUF(MAC_MEM_REGION, MAC_POOL, ulCcchIndInfo->ulCcchMsg, + strlen((const char*)ulCcchIndInfo->ulCcchMsg)); + MAC_FREE_SHRABL_BUF(MAC_MEM_REGION, MAC_POOL, ulCcchIndInfo, sizeof(UlCcchIndInfo)); + ret = RFAILED; + } + return ret; +} + +/******************************************************************* + * + * @brief Handles Ue Create Request from DU APP + * + * @details + * + * Function : MacHdlUeCreateReq + * + * Functionality: + * Handles Ue create Request from DU APP + * + * @params[in] Post structure pointer + * MacUeCfg pointer + * @return ROK - success + * RFAILED - failure + * + * ****************************************************************/ +uint8_t MacHdlUeCreateReq(Pst *pst, MacUeCfg *ueCfg) +{ + /* TODO : Create MAC UE Context. + Copy Tx Pdu from raCb + Delete RaCb + Send MacUeContext to SCH */ + MAC_FREE_SHRABL_BUF(pst->region, pst->pool, ueCfg, sizeof(MacUeCfg)); + return ROK; +} + /********************************************************************** End of file **********************************************************************/