Merge branch 'nr-rrc-additions' into develop-nr

cmake_targets/CMakeLists.txt

@@ -1471,6 +1471,7 @@ set (MAC_SRC
   ${NR_MAC_DIR}/config.c
   ${NR_MAC_DIR}/gNB_scheduler.c
   ${NR_MAC_DIR}/gNB_scheduler_bch.c
+  ${NR_MAC_DIR}/gNB_scheduler_primitives.c
  )
 
 

openair1/SCHED_NR/fapi_nr_l1.c

@@ -45,7 +45,7 @@ void handle_nr_nfapi_bch_pdu(PHY_VARS_gNB *gNB,
   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]);
+  LOG_I(PHY,"pbch_pdu[0]: %x,pbch_pdu[1]: %x,gNB->pbch_pdu[2]: %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];

openair2/GNB_APP/gnb_app.c

@@ -81,6 +81,8 @@ static void configure_nr_rrc(uint32_t gnb_id)
 }
 
 /*------------------------------------------------------------------------------*/
+
+/*
 # if defined(ENABLE_USE_MME)
 static uint32_t gNB_app_register(uint32_t gnb_id_start, uint32_t gnb_id_end)//, const Enb_properties_array_t *enb_properties)
 {
@@ -92,7 +94,7 @@ static uint32_t gNB_app_register(uint32_t gnb_id_start, uint32_t gnb_id_end)//,
     {
       s1ap_register_enb_req_t *s1ap_register_gNB; //Type Temporarily reuse
 
-      /* note:  there is an implicit relationship between the data structure and the message name */
+      // note:  there is an implicit relationship between the data structure and the message name 
       msg_p = itti_alloc_new_message (TASK_GNB_APP, S1AP_REGISTER_ENB_REQ); //Message Temporarily reuse
 
       RCconfig_NR_S1(msg_p, gnb_id);
@@ -113,8 +115,10 @@ static uint32_t gNB_app_register(uint32_t gnb_id_start, uint32_t gnb_id_end)//,
   return register_gnb_pending;
 }
 # endif
+*/
 #endif
 
+
 /*------------------------------------------------------------------------------*/
 void *gNB_app_task(void *args_p)
 {

openair2/GNB_APP/gnb_config.c

@@ -599,7 +599,7 @@ int RCconfig_NRRRC(MessageDef *msg_p, uint32_t i, gNB_RRC_INST *rrc) {
   int32_t                srb1_poll_byte                = 0;
   int32_t                srb1_max_retx_threshold       = 0;
 
-  int32_t             my_int;
+  //int32_t             my_int;
 
   paramdef_t GNBSParams[] = GNBSPARAMS_DESC;
   ////////// Identification parameters

openair2/LAYER2/NR_MAC_gNB/gNB_scheduler.c

@@ -176,13 +176,14 @@ void check_nr_ul_failure(module_id_t module_idP,
 
 }
 */
+/*
 void schedule_nr_SRS(module_id_t module_idP, frame_t frameP, sub_frame_t subframeP)
 {
   gNB_MAC_INST *gNB = RC.nrmac[module_idP];
   UE_list_t *UE_list = &gNB->UE_list;
   nfapi_ul_config_request_body_t *ul_req;
   int CC_id, UE_id;
-  COMMON_channels_t *cc = RC.nrmac[module_idP]->common_channels;
+  NR_COMMON_channels_t *cc = RC.nrmac[module_idP]->common_channels;
   SoundingRS_UL_ConfigCommon_t *soundingRS_UL_ConfigCommon;
   struct SoundingRS_UL_ConfigDedicated *soundingRS_UL_ConfigDedicated;
   uint8_t TSFC;
@@ -257,7 +258,7 @@ void schedule_nr_SRS(module_id_t module_idP, frame_t frameP, sub_frame_t subfram
     }     // SRS config
   }
 }
-
+*/
 void copy_nr_ulreq(module_id_t module_idP, frame_t frameP, sub_frame_t subframeP)
 {
   int CC_id;

openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_primitives.c

+/*
+ * 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 eNB_scheduler_primitives.c
+ * \brief primitives used by eNB for BCH, RACH, ULSCH, DLSCH scheduling
+ * \author  Navid Nikaein and Raymond Knopp
+ * \date 2010 - 2014
+ * \email: navid.nikaein@eurecom.fr
+ * \version 1.0
+ * @ingroup _mac
+
+ */
+
+#include "assertions.h"
+
+#include "LAYER2/MAC/mac.h"
+#include "LAYER2/NR_MAC_gNB/mac.h"
+#include "LAYER2/MAC/mac_extern.h"
+
+#include "LAYER2/NR_MAC_gNB/mac_proto.h"
+#include "UTIL/LOG/log.h"
+#include "UTIL/LOG/vcd_signal_dumper.h"
+#include "UTIL/OPT/opt.h"
+#include "OCG.h"
+#include "OCG_extern.h"
+
+#include "RRC/LTE/rrc_extern.h"
+#include "RRC/NR/nr_rrc_extern.h"
+#include "RRC/L2_INTERFACE/openair_rrc_L2_interface.h"
+
+//#include "LAYER2/MAC/pre_processor.c"
+#include "pdcp.h"
+
+#if defined(ENABLE_ITTI)
+#include "intertask_interface.h"
+#endif
+
+#include "T.h"
+
+#define ENABLE_MAC_PAYLOAD_DEBUG
+#define DEBUG_gNB_SCHEDULER 1
+
+#include "common/ran_context.h"
+
+extern RAN_CONTEXT_t RC;
+
+extern int n_active_slices;
+
+int is_nr_UL_sf(NR_COMMON_channels_t * ccP, sub_frame_t subframeP){
+  // if FDD return dummy value
+  if (ccP->tdd_Config == NULL)
+    return (0);
+
+  switch (ccP->tdd_Config->subframeAssignment) {
+  case 1:
+    switch (subframeP) {
+    case 0:
+    case 4:
+    case 5:
+    case 9:
+      return (0);
+      break;
+    case 2:
+    case 3:
+    case 7:
+    case 8:
+      return (1);
+      break;
+    default:
+      return (0);
+      break;
+    }
+    break;
+  case 3:
+    if ((subframeP <= 1) || (subframeP >= 5))
+      return (0);
+    else if ((subframeP > 1) && (subframeP < 5))
+      return (1);
+    else
+      AssertFatal(1 == 0, "Unknown subframe number\n");
+    break;
+  case 4:
+    if ((subframeP <= 1) || (subframeP >= 4))
+      return (0);
+    else if ((subframeP > 1) && (subframeP < 4))
+      return (1);
+    else
+      AssertFatal(1 == 0, "Unknown subframe number\n");
+    break;
+  case 5:
+    if ((subframeP <= 1) || (subframeP >= 3))
+      return (0);
+    else if ((subframeP > 1) && (subframeP < 3))
+      return (1);
+    else
+      AssertFatal(1 == 0, "Unknown subframe number\n");
+    break;
+  default:
+    AssertFatal(1 == 0,
+    "subframe %d Unsupported TDD configuration %d\n",
+    subframeP, (int) ccP->tdd_Config->subframeAssignment);
+    break;
+  }
+}
\ No newline at end of file

openair2/LAYER2/NR_MAC_gNB/mac.h

@@ -119,7 +119,7 @@ typedef struct gNB_MAC_INST_s {
   /// NFAPI UL Config Request Structure, send to L1 4 subframes before processing takes place
   nfapi_ul_config_request_t         UL_req[NFAPI_CC_MAX];
   /// Preallocated DL pdu list
-  nfapi_dl_config_request_pdu_t   dl_config_pdu_list[NFAPI_CC_MAX][MAX_NUM_DL_PDU];
+  nfapi_nr_dl_config_request_pdu_t  dl_config_pdu_list[NFAPI_CC_MAX][MAX_NUM_DL_PDU];
   /// Preallocated UL pdu list
   nfapi_ul_config_request_pdu_t     ul_config_pdu_list[NFAPI_CC_MAX][MAX_NUM_UL_PDU];
   /// Preallocated UL pdu list for ULSCH (n+k delay)

openair2/LAYER2/NR_MAC_gNB/mac_proto.h

@@ -5,8 +5,6 @@
 #include "mac.h"
 #include "PHY/defs_nr_common.h"
 
-void schedule_nr_mib(module_id_t module_idP, frame_t frameP, sub_frame_t subframeP);
-
 void mac_top_init_gNB(void);
 
 int rrc_mac_config_req_gNB(module_id_t Mod_idP, 
@@ -19,8 +17,17 @@ int rrc_mac_config_req_gNB(module_id_t Mod_idP,
                            NR_ServingCellConfigCommon_t *servingcellconfigcommon
                            );
 
+int  is_nr_UL_sf(NR_COMMON_channels_t * ccP, sub_frame_t subframeP);
+
+void clear_nr_nfapi_information(gNB_MAC_INST * gNB, 
+                                int CC_idP,
+                                frame_t frameP, 
+                                sub_frame_t subframeP);
+
 void gNB_dlsch_ulsch_scheduler(module_id_t module_idP, 
                                frame_t frameP,
                                sub_frame_t subframeP);
 
+void schedule_nr_mib(module_id_t module_idP, frame_t frameP, sub_frame_t subframeP);
+
 #endif /*__LAYER2_NR_MAC_PROTO_H__*/
\ No newline at end of file

openair2/NR_PHY_INTERFACE/NR_IF_Module.c

@@ -300,7 +300,7 @@ void NR_UL_indication(NR_UL_IND_t *UL_info)
       sched_info->DL_req      = &mac->DL_req[CC_id];
       sched_info->HI_DCI0_req = &mac->HI_DCI0_req[CC_id];
       if ((mac->common_channels[CC_id].tdd_Config==NULL) ||
-          (is_UL_sf(&mac->common_channels[CC_id],(sched_info->subframe+sf_ahead)%10)>0))
+          (is_nr_UL_sf(&mac->common_channels[CC_id],(sched_info->subframe+sf_ahead)%10)>0))
         sched_info->UL_req      = &mac->UL_req[CC_id];
       else
         sched_info->UL_req      = NULL;

openair2/RRC/NR/L2_nr_interface.c

@@ -22,7 +22,7 @@ int8_t mac_rrc_nr_data_req(const module_id_t Mod_idP,
   asn_enc_rval_t enc_rval;
   //SRB_INFO *Srb_info;
   //uint8_t Sdu_size                = 0;
-  uint8_t sfn                     = (uint8_t)((frameP>>4)&0xff);
+  uint8_t sfn_msb                     = (uint8_t)((frameP>>4)&0x3f);
   
 #ifdef DEBUG_RRC
   int i;
@@ -38,16 +38,17 @@ int8_t mac_rrc_nr_data_req(const module_id_t Mod_idP,
   mib     = &carrier->mib;
 
   if( (Srb_id & RAB_OFFSET ) == MIBCH) {
-    mib->message.choice.mib->systemFrameNumber.buf = &sfn;
+    mib->message.choice.mib->systemFrameNumber.buf[0] = sfn_msb << 2;
     enc_rval = uper_encode_to_buffer(&asn_DEF_NR_BCCH_BCH_Message,
                                      NULL,
                                      (void *)mib,
                                      carrier->MIB,
                                      24);
-    LOG_D(RRC,"Encoded MIB for frame %d (%p), bits %lu\n",sfn,carrier->MIB,enc_rval.encoded);
+    LOG_I(NR_RRC,"Encoded MIB for frame %d sfn_msb %d (%p), bits %lu\n",frameP,sfn_msb,carrier->MIB,enc_rval.encoded);
     buffer_pP[0]=carrier->MIB[0];
     buffer_pP[1]=carrier->MIB[1];
     buffer_pP[2]=carrier->MIB[2];
+    LOG_I(NR_RRC,"MIB PDU buffer_pP[0]=%x , buffer_pP[1]=%x, buffer_pP[2]=%x\n",buffer_pP[0],buffer_pP[1],buffer_pP[2]);
     AssertFatal (enc_rval.encoded > 0, "ASN1 message encoding failed (%s, %lu)!\n",
                  enc_rval.failed_type->name, enc_rval.encoded);
     return(3);

openair2/RRC/NR/MESSAGES/asn1_msg.c

@@ -205,10 +205,11 @@ uint8_t do_MIB_NR(rrc_gNB_carrier_data_t *carrier,
   mib->message.choice.mib = CALLOC(1,sizeof(struct NR_MIB));
   memset(mib->message.choice.mib,0,sizeof(struct NR_MIB));
   //36.331 SFN BIT STRING (SIZE (8)  , 38.331 SFN BIT STRING (SIZE (6))
-  uint8_t sfn = (uint8_t)((frame>>4)&0xff);
-  mib->message.choice.mib->systemFrameNumber.buf = &sfn;
+  uint8_t sfn_msb = (uint8_t)((frame>>4)&0x3f);
+  mib->message.choice.mib->systemFrameNumber.buf = CALLOC(1,sizeof(uint8_t));
+  mib->message.choice.mib->systemFrameNumber.buf[0] = sfn_msb << 2;
   mib->message.choice.mib->systemFrameNumber.size = 1;
-  mib->message.choice.mib->systemFrameNumber.bits_unused=0;
+  mib->message.choice.mib->systemFrameNumber.bits_unused=2;
 
   //38.331 spare BIT STRING (SIZE (1))
   uint16_t *spare= calloc(1, sizeof(uint16_t));