src/5gnrmac/lwr_mac_ex_ms.c

   1 /*******************************************************************************\r
   2 ################################################################################\r
   3 #   Copyright (c) [2017-2019] [Radisys]                                        #\r
   4 #                                                                              #\r
   5 #   Licensed under the Apache License, Version 2.0 (the "License");            #\r
   6 #   you may not use this file except in compliance with the License.           #\r
   7 #   You may obtain a copy of the License at                                    #\r
   8 #                                                                              #\r
   9 #       http://www.apache.org/licenses/LICENSE-2.0                             #\r
  10 #                                                                              #\r
  11 #   Unless required by applicable law or agreed to in writing, software        #\r
  12 #   distributed under the License is distributed on an "AS IS" BASIS,          #\r
  13 #   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.   #\r
  14 #   See the License for the specific language governing permissions and        #\r
  15 #   limitations under the License.                                             #\r
  16 ################################################################################\r
  17 *******************************************************************************/\r
  18 \r
  19 /* This file is the entry point for Lower MAC */\r
  20 \r
  21 #include "common_def.h"\r
  22 #include "mac_utils.h"\r
  23 #include "lwr_mac_fsm.h"\r
  24 #include "lwr_mac_phy.h"\r
  25 #ifdef INTEL_FAPI\r
  26 #include "fapi.h"\r
  27 #include "fapi_vendor_extension.h"\r
  28 #endif\r
  29 #ifndef INTEL_WLS_MEM\r
  30 #include "lwr_mac_phy_stub_inf.h"\r
  31 #endif\r
  32 \r
  33 /**************************************************************************\r
  34  * @brief Task Initiation callback function. \r
  35  *\r
  36  * @details\r
  37  *\r
  38  *     Function : lwrMacActvInit \r
  39  *    \r
  40  *     Functionality:\r
  41  *             This function is supplied as one of parameters during Lower MAC's \r
  42  *             task registration. SSI will invoke this function once, after\r
  43  *             it creates and attaches this TAPA Task to a system task.\r
  44  *     \r
  45  * @param[in]  Ent entity, the entity ID of this task.     \r
  46  * @param[in]  Inst inst, the instance ID of this task.\r
  47  * @param[in]  Region region, the region ID registered for memory \r
  48  *              usage of this task.\r
  49  * @param[in]  Reason reason.\r
  50  * @return ROK     - success\r
  51  *         RFAILED - failure\r
  52  ***************************************************************************/\r
  53 uint8_t lwrMacActvInit(Ent entity, Inst inst, Region region, Reason reason)\r
  54 {\r
  55    return ROK;\r
  56 }\r
  57 \r
  58 /**************************************************************************\r
  59 * @brief function prints src, dest, msg info about all the msgs received \r
  60 *\r
  61 * @details\r
  62 *\r
  63 *     Function : callFlowlwrMacActvTsk \r
  64 *\r
  65 *     Functionality:\r
  66 *          function prints src, dest, msg info about all the msgs received\r
  67 *\r
  68 * @param[in]  Pst *pst\r
  69 *\r
  70 * @return void \r
  71 ***************************************************************************/\r
  72 \r
  73 void callFlowlwrMacActvTsk(Pst *pst)\r
  74 {\r
  75    char sourceTask[50];\r
  76    char destTask[50]="ENTLWRMAC";\r
  77    char message[100];\r
  78 \r
  79    switch(pst->srcEnt)\r
  80    {\r
  81       case ENTLWRMAC:\r
  82          {\r
  83             strcpy(sourceTask,"ENTLWRMAC");\r
  84             switch(pst->event)\r
  85             {\r
  86 #ifdef INTEL_WLS_MEM\r
  87                case EVT_START_WLS_RCVR:\r
  88                   {\r
  89                      strcpy(message,"EVT_START_WLS_RCVR");\r
  90                      break;\r
  91                   }\r
  92 #endif\r
  93                default:\r
  94                   {\r
  95                      strcpy(message,"Invalid Event");\r
  96                      break;\r
  97                   }\r
  98             }\r
  99             break;\r
 100          }\r
 101 \r
 102 #ifndef INTEL_WLS_MEM\r
 103       case ENTPHYSTUB:\r
 104          {\r
 105             strcpy(sourceTask,"PHY");\r
 106             switch(pst->event)\r
 107             {\r
 108                case EVT_PHY_STUB_SLOT_IND:\r
 109                   {\r
 110                      strcpy(message,"EVT_PHY_STUB_SLOT_IND");\r
 111                      break;\r
 112                   }\r
 113 \r
 114                case EVT_PHY_STUB_STOP_IND:\r
 115                  {\r
 116                     strcpy(message,"EVT_PHY_STUB_STOP_IND");\r
 117                     break;\r
 118                  }\r
 119                default:\r
 120                   {\r
 121                      strcpy(message,"Invalid Event");\r
 122                      break;\r
 123                   }\r
 124             }\r
 125             break;\r
 126          }\r
 127 #endif\r
 128 \r
 129       default:\r
 130          {\r
 131             strcpy(sourceTask,"Invalid Source Entity Id");\r
 132          }\r
 133    }\r
 134    DU_LOG("\nCall Flow: %s -> %s : %s\n", sourceTask, destTask, message);\r
 135 }\r
 136 /**************************************************************************\r
 137  * @brief Task Activation callback function. \r
 138  *\r
 139  * @details\r
 140  *\r
 141  *      Function : lwrMacActvTsk \r
 142  * \r
 143  *      Functionality:\r
 144  *           Primitives invoked by Lower MAC's users/providers through\r
 145  *           a loosely coupled interface arrive here by means of \r
 146  *           SSI's message handling. This API is registered with\r
 147  *           SSI during the Task Registration of DU APP.\r
 148  *     \r
 149  * @param[in]  Pst     *pst, Post structure of the primitive.     \r
 150  * @param[in]  Buffer *mBuf, Packed primitive parameters in the\r
 151  *  buffer.\r
 152  * @return ROK     - success\r
 153  *         RFAILED - failure\r
 154  *\r
 155  ***************************************************************************/\r
 156 uint8_t lwrMacActvTsk(Pst *pst, Buffer *mBuf)\r
 157 {\r
 158    uint8_t ret = ROK;\r
 159 \r
 160 #ifdef CALL_FLOW_DEBUG_LOG\r
 161    callFlowlwrMacActvTsk(pst);\r
 162 #endif\r
 163    \r
 164    switch(pst->srcEnt)\r
 165    {\r
 166       case ENTLWRMAC:\r
 167          {\r
 168             switch(pst->event)\r
 169             {\r
 170 #ifdef INTEL_WLS_MEM\r
 171                case EVT_START_WLS_RCVR:\r
 172                   {\r
 173                      ODU_PUT_MSG_BUF(mBuf);\r
 174 \r
 175                      /* Allocate memory for intial UL transmission */\r
 176                      LwrMacEnqueueWlsBlock();\r
 177 \r
 178                      /* Start thread to receive from L1 */\r
 179                      DU_LOG("\nINFO  -->  LWR MAC: Starting WLS receiver thread");\r
 180                      LwrMacRecvPhyMsg();\r
 181                      break;\r
 182                   }\r
 183 #endif\r
 184                default:\r
 185                   {\r
 186                      ODU_PUT_MSG_BUF(mBuf);\r
 187                      DU_LOG("\nERROR  -->  LWR MAC: Invalid event %d received", pst->event);\r
 188                      ret = RFAILED;\r
 189                   }\r
 190             }\r
 191             break;\r
 192          }\r
 193 \r
 194 #ifndef INTEL_WLS_MEM\r
 195       case ENTPHYSTUB:\r
 196          {\r
 197             switch(pst->event)\r
 198             {\r
 199                case EVT_PHY_STUB_SLOT_IND:\r
 200                   {\r
 201                      fapi_slot_ind_t *slotIndMsg;\r
 202 \r
 203                      CMCHKUNPK(oduUnpackPointer, (PTR *)&slotIndMsg, mBuf);\r
 204                      ODU_PUT_MSG_BUF(mBuf);\r
 205 \r
 206                      procPhyMessages(slotIndMsg->header.msg_id, sizeof(fapi_slot_ind_t), (void*)slotIndMsg);\r
 207                      MAC_FREE_SHRABL_BUF(pst->region, pst->pool, slotIndMsg, sizeof(fapi_slot_ind_t));\r
 208                      break;\r
 209                   }\r
 210 \r
 211                case EVT_PHY_STUB_STOP_IND:\r
 212                  {\r
 213                     fapi_stop_ind_t *stopIndMsg;\r
 214                     CMCHKUNPK(oduUnpackPointer, (PTR *)&stopIndMsg, mBuf);\r
 215                     ODU_PUT_MSG_BUF(mBuf);\r
 216 \r
 217                     procPhyMessages(stopIndMsg->header.msg_id, sizeof(fapi_stop_ind_t), (void*)stopIndMsg);\r
 218                     MAC_FREE_SHRABL_BUF(pst->region, pst->pool, stopIndMsg, sizeof(fapi_stop_ind_t));\r
 219                     break;\r
 220                  }\r
 221                default:\r
 222                   {\r
 223                      DU_LOG("\nERROR  -->  LWR_MAC: Invalid event %d received from PHY STUB", pst->event);\r
 224                   }\r
 225             }\r
 226             break;\r
 227          }\r
 228 #endif\r
 229 \r
 230       default:\r
 231          {\r
 232             ODU_PUT_MSG_BUF(mBuf);\r
 233             DU_LOG("\nERROR  -->  LWR MAC: Message from invalid source entity %d", pst->srcEnt);\r
 234             ret = RFAILED;\r
 235          }\r
 236    }\r
 237    return ret;\r
 238 }\r
 239 \r
 240 /**********************************************************************\r
 241   End of file\r
 242  **********************************************************************/\r