1 /*******************************************************************************
2 ################################################################################
3 # Copyright (c) [2017-2019] [Radisys] #
5 # Licensed under the Apache License, Version 2.0 (the "License"); #
6 # you may not use this file except in compliance with the License. #
7 # You may obtain a copy of the License at #
9 # http://www.apache.org/licenses/LICENSE-2.0 #
11 # Unless required by applicable law or agreed to in writing, software #
12 # distributed under the License is distributed on an "AS IS" BASIS, #
13 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. #
14 # See the License for the specific language governing permissions and #
15 # limitations under the License. #
16 ################################################################################
17 *******************************************************************************/
18 /* header include files (.h) */
19 #include "envopt.h" /* environment options */
20 #include "envdep.h" /* environment dependent */
21 #include "envind.h" /* environment independent */
22 #include "gen.h" /* general */
23 #include "ssi.h" /* system services */
24 #include "cm_tkns.h" /* Common Token Defines */
25 #include "cm_llist.h" /* Common Link List Defines */
26 #include "cm_hash.h" /* Common Hash List Defines */
27 #include "cm_mblk.h" /* common memory link list library */
28 #include "cm_lte.h" /* Common LTE Defines */
29 #include "tfu.h" /* RGU Interface includes */
31 #include "gen.x" /* general */
32 #include "ssi.x" /* system services */
33 #include "cm5.x" /* system services */
34 #include "cm_tkns.x" /* Common Token Definitions */
35 #include "cm_llist.x" /* Common Link List Definitions */
36 #include "cm_lib.x" /* Common Library Definitions */
37 #include "cm_hash.x" /* Common Hash List Definitions */
38 #include "cm_mblk.x" /* common memory link list library */
39 #include "cm_lte.x" /* Common LTE Defines */
40 #include "tfu.x" /* RGU Interface includes */
42 #include "du_app_mac_inf.h"
46 /* Function pointer for sending rach ind from MAC to SCH */
47 MacSchRachIndFunc macSchRachIndOpts[]=
54 /* Function pointer for sending crc ind from MAC to SCH */
55 MacSchCrcIndFunc macSchCrcIndOpts[]=
62 /*******************************************************************
64 * @brief Sends RACH indication to SCH
68 * Function : sendRachIndMacToSch
71 * Sends RACH indication to SCH
73 * @params[in] RACH indication info
74 * @return ROK - success
77 * ****************************************************************/
78 int sendRachIndMacToSch(RachIndInfo *rachInd)
82 fillMacToSchPst(&pst);
83 pst.event = EVENT_RACH_IND_TO_SCH;
85 return(*macSchRachIndOpts[pst.selector])(&pst, rachInd);
88 /*******************************************************************
90 * @brief Sends CRC Indication to SCH
94 * Function : sendCrcIndMacToSch
97 * Sends CRC Indication to SCH
100 * @return ROK - success
103 * ****************************************************************/
104 int sendCrcIndMacToSch(CrcIndInfo *crcInd)
108 fillMacToSchPst(&pst);
109 pst.event = EVENT_CRC_IND_TO_SCH;
111 return(*macSchCrcIndOpts[pst.selector])(&pst, crcInd);
115 /*******************************************************************
117 * @brief Processes RACH indication from PHY
121 * Function : fapiMacRachInd
124 * Processes RACH indication from PHY
126 * @params[in] Post structure
127 * Rach indication message
128 * @return ROK - success
131 * ****************************************************************/
132 uint16_t fapiMacRachInd(Pst *pst, RachInd *rachInd)
136 RachIndInfo *rachIndInfo;
138 DU_LOG("\nMAC : Received RACH indication");
139 /* Considering one pdu and one preamble */
143 rachIndInfo = &macCb.macCell->raCb;
145 rachIndInfo->cellId = rachInd->rachPdu[pduIdx].pci;
146 /* TODO : Allocate unique crnti for each ue */
147 rachIndInfo->crnti = 100;
148 rachIndInfo->timingInfo.sfn = rachInd->timingInfo.sfn;
149 rachIndInfo->timingInfo.slot = rachInd->timingInfo.slot;
150 rachIndInfo->slotIdx = rachInd->rachPdu[pduIdx].slotIdx;
151 rachIndInfo->symbolIdx = rachInd->rachPdu[pduIdx].symbolIdx;
152 rachIndInfo->freqIdx = rachInd->rachPdu[pduIdx].freqIdx;
153 rachIndInfo->preambleIdx = \
154 rachInd->rachPdu[pduIdx].preamInfo[preambleIdx].preamIdx;
155 rachIndInfo->timingAdv = \
156 rachInd->rachPdu[pduIdx].preamInfo[preambleIdx].timingAdv;
158 return(sendRachIndMacToSch(rachIndInfo));
161 /*******************************************************************
163 * @brief Processes CRC Indication from PHY
167 * Function : fapiMacCrcInd
170 * Processes CRC Indication from PHY
172 * @params[in] Post Structure Pointer
173 * Crc Indication Pointer
174 * @return ROK - success
177 * ****************************************************************/
178 uint16_t fapiMacCrcInd(Pst *pst, CrcInd *crcInd)
180 CrcIndInfo crcIndInfo;
182 DU_LOG("\nMAC : Received CRC indication");
183 /* Considering one pdu and one preamble */
185 crcIndInfo.cellId = macCb.macCell->cellId;;
186 crcIndInfo.crnti = crcInd->crcInfo[0].rnti;
187 crcIndInfo.timingInfo.sfn = crcInd->timingInfo.sfn;
188 crcIndInfo.timingInfo.slot = crcInd->timingInfo.slot;
189 crcIndInfo.numCrcInd = crcInd->crcInfo[0].numCb;
190 crcIndInfo.crcInd[0] = crcInd->crcInfo[0].cbCrcStatus[0];
192 return(sendCrcIndMacToSch(&crcIndInfo));
196 /* spec-38.211 Table 6.3.3.1-7 */
197 uint8_t UnrestrictedSetNcsTable[MAX_ZERO_CORR_CFG_IDX] =
198 {0, 2, 4, 6, 8, 10, 12, 13, 15, 17, 19, 23, 27, 34, 46, 69};
200 int MacProcUlSchInfo(Pst *pst, UlSchInfo *ulSchInfo)
202 if(ulSchInfo != NULLP)
204 MacUlSlot *currUlSlot =
205 &macCb.macCell->ulSlot[ulSchInfo->slotIndInfo.slot % MAX_SLOT_SUPPORTED];
206 memcpy(&currUlSlot->ulCellInfo, ulSchInfo, sizeof(UlSchInfo));
211 /*******************************************************************
213 * @brief Process Rx Data Ind at MAC
217 * Function : fapiMacRxDataInd
220 * Process Rx Data Ind at MAC
222 * @params[in] Post structure
224 * @return ROK - success
227 * ****************************************************************/
228 uint16_t fapiMacRxDataInd(Pst *pst, RxDataInd *rxDataInd)
230 DU_LOG("\nMAC : Received Rx Data indication");
231 /* TODO : Demuxing */
236 /**********************************************************************
238 **********************************************************************/