Add oai_nfapi_nr_dl_config_req in nfapi_vnf.c

nfapi/oai_integration/nfapi_vnf.c

@@ -31,7 +31,7 @@
 #include <netinet/in.h>
 #include <arpa/inet.h>
 
-#include "nfapi_interface.h"
+#include "nfapi_nr_interface.h"
 #include "nfapi_vnf_interface.h"
 #include "nfapi.h"
 #include "vendor_ext.h"
@@ -1161,6 +1161,25 @@ int oai_nfapi_dl_config_req(nfapi_dl_config_request_t *dl_config_req)
   return retval;
 }
 
+int oai_nfapi_nr_dl_config_req(nfapi_nr_dl_config_request_t *dl_config_req)
+{
+  nfapi_vnf_p7_config_t *p7_config = vnf.p7_vnfs[0].config;
+
+  dl_config_req->header.phy_id = 1; // DJP HACK TODO FIXME - need to pass this around!!!!
+
+  int retval = nfapi_vnf_p7_dl_config_req(p7_config, dl_config_req);
+
+  dl_config_req->dl_config_request_body.number_pdcch_ofdm_symbols           = 1;
+  dl_config_req->dl_config_request_body.number_dci                          = 0;
+  dl_config_req->dl_config_request_body.number_pdu                          = 0;
+  dl_config_req->dl_config_request_body.number_pdsch_rnti                   = 0;
+
+  if (retval!=0) {
+    LOG_E(PHY, "%s() Problem sending retval:%d\n", __FUNCTION__, retval);
+  }
+  return retval;
+}
+
 int oai_nfapi_tx_req(nfapi_tx_request_t *tx_req)
 {
   nfapi_vnf_p7_config_t *p7_config = vnf.p7_vnfs[0].config;

nfapi/open-nFAPI/nfapi/public_inc/nfapi_nr_interface.h

@@ -331,7 +331,7 @@ typedef struct {
  
 typedef struct {
   nfapi_tl_t tl;
-  //uint8_t number_pdcch_ofdm_symbols;
+  uint8_t number_pdcch_ofdm_symbols;
   uint8_t   number_dci;
   uint16_t  number_pdu;
   uint8_t   number_pdsch_rnti;

openair1/SCHED_NR/fapi_nr_l1.c

@@ -0,0 +1,114 @@
+/*
+ * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The OpenAirInterface Software Alliance licenses this file to You under
+ * the OAI Public License, Version 1.1  (the "License"); you may not use this file
+ * except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.openairinterface.org/?page_id=698
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *-------------------------------------------------------------------------------
+ * For more information about the OpenAirInterface (OAI) Software Alliance:
+ *      contact@openairinterface.org
+ */
+
+/*! \file fapi_l1.c
+ * \brief functions for FAPI L1 interface
+ * \author R. Knopp
+ * \date 2017
+ * \version 0.1
+ * \company Eurecom
+ * \email: knopp@eurecom.fr
+ * \note
+ * \warning
+ */
+#include "fapi_nr_l1.h"
+
+int oai_nfapi_nr_dl_config_req(nfapi_nr_dl_config_request_t *dl_config_req);
+int oai_nfapi_tx_req(nfapi_tx_request_t *tx_req);
+
+extern uint8_t nfapi_mode;
+
+void handle_nr_nfapi_bch_pdu(PHY_VARS_gNB *gNB,
+                             gNB_rxtx_proc_t *proc,
+                             nfapi_nr_dl_config_request_pdu_t *dl_config_pdu,
+                             uint8_t *sdu)
+{
+
+  AssertFatal(dl_config_pdu->bch_pdu_rel15.length == 3, "BCH PDU has length %d != 3\n",
+              dl_config_pdu->bch_pdu_rel15.length);
+
+  //LOG_D(PHY,"bch_pdu: %x,%x,%x\n",sdu[0],sdu[1],sdu[2]);
+  gNB->pbch_pdu[0] = sdu[2];
+  gNB->pbch_pdu[1] = sdu[1];
+  gNB->pbch_pdu[2] = sdu[0];
+
+  // adjust transmit amplitude here based on NFAPI info
+}
+
+void nr_schedule_response(NR_Sched_Rsp_t *Sched_INFO){
+  PHY_VARS_gNB *gNB;
+  gNB_rxtx_proc_t *proc;
+  // copy data from L2 interface into L1 structures
+  module_id_t                   Mod_id       = Sched_INFO->module_id;
+  uint8_t                       CC_id        = Sched_INFO->CC_id;
+  nfapi_nr_dl_config_request_t  *DL_req      = Sched_INFO->DL_req;
+  nfapi_tx_request_t            *TX_req      = Sched_INFO->TX_req;
+  frame_t                       frame        = Sched_INFO->frame;
+  sub_frame_t                   subframe     = Sched_INFO->subframe;
+
+  AssertFatal(RC.gNB!=NULL,"RC.gNB is null\n");
+  AssertFatal(RC.gNB[Mod_id]!=NULL,"RC.gNB[%d] is null\n",Mod_id);
+  AssertFatal(RC.gNB[Mod_id][CC_id]!=NULL,"RC.gNB[%d][%d] is null\n",Mod_id,CC_id);
+
+  gNB         = RC.gNB[Mod_id][CC_id];
+  proc        = &gNB->proc.proc_rxtx[0];
+
+  uint8_t number_dl_pdu             = DL_req->dl_config_request_body.number_pdu;
+
+  nfapi_nr_dl_config_request_pdu_t *dl_config_pdu;
+ 
+  int i;
+
+  LOG_D(PHY,"NFAPI: Sched_INFO:SFN/SF:%04d%d DL_req:SFN/SF:%04d%d:dl_pdu:%d tx_req:SFN/SF:%04d%d:pdus:%d \n",
+        frame,subframe,
+        NFAPI_SFNSF2SFN(DL_req->sfn_sf),NFAPI_SFNSF2SF(DL_req->sfn_sf),number_dl_pdu,
+        NFAPI_SFNSF2SFN(TX_req->sfn_sf),NFAPI_SFNSF2SF(TX_req->sfn_sf),TX_req->tx_request_body.number_of_pdus);
+
+  int do_oai =0;
+  int dont_send =0;
+
+  for (i=0;i<number_dl_pdu;i++) {
+    dl_config_pdu = &DL_req->dl_config_request_body.dl_config_pdu_list[i];
+    //LOG_D(PHY,"NFAPI: dl_pdu %d : type %d\n",i,dl_config_pdu->pdu_type);
+    switch (dl_config_pdu->pdu_type) {
+      case NFAPI_NR_DL_CONFIG_BCH_PDU_TYPE:
+        AssertFatal(dl_config_pdu->bch_pdu_rel15.pdu_index < TX_req->tx_request_body.number_of_pdus,
+                    "bch_pdu_rel8.pdu_index>=TX_req->number_of_pdus (%d>%d)\n",
+                    dl_config_pdu->bch_pdu_rel15.pdu_index,
+                    TX_req->tx_request_body.number_of_pdus);
+        gNB->pbch_configured=1;
+        do_oai=1;
+
+        handle_nr_nfapi_bch_pdu(gNB,
+                                proc,
+                                dl_config_pdu,
+                                TX_req->tx_request_body.tx_pdu_list[dl_config_pdu->bch_pdu_rel15.pdu_index].segments[0].segment_data);
+      break;
+    }
+  }
+  
+  if (nfapi_mode && do_oai && !dont_send) {
+    oai_nfapi_tx_req(Sched_INFO->TX_req);
+
+    oai_nfapi_nr_dl_config_req(Sched_INFO->DL_req); // DJP - .dl_config_request_body.dl_config_pdu_list[0]); // DJP - FIXME TODO - yuk - only copes with 1 pdu
+  }
+
+}

openair1/SCHED_NR/fapi_nr_l1.h

@@ -0,0 +1,41 @@
+/*
+ * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The OpenAirInterface Software Alliance licenses this file to You under
+ * the OAI Public License, Version 1.1  (the "License"); you may not use this file
+ * except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.openairinterface.org/?page_id=698
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *-------------------------------------------------------------------------------
+ * For more information about the OpenAirInterface (OAI) Software Alliance:
+ *      contact@openairinterface.org
+ */
+
+/*! \file fapi_l1.h
+ * \brief function prototypes for FAPI L1 interface
+ * \author R. Knopp
+ * \date 2017
+ * \version 0.1
+ * \company Eurecom
+ * \email: knopp@eurecom.fr
+ * \note
+ * \warning
+ */
+
+#include "PHY/defs_gNB.h"
+#include "PHY/phy_extern.h"
+#include "PHY/LTE_TRANSPORT/transport_proto.h"
+#include "SCHED/sched_eNB.h"
+#include "SCHED/sched_common.h"
+#include "SCHED_NR/sched_nr.h"
+#include "nfapi_nr_interface.h"
+
+void nr_schedule_response(NR_Sched_Rsp_t *Sched_INFO);