phy_stub_UE.c 74 KB
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//#include "openair1/PHY/defs.h"
//#include "openair2/PHY_INTERFACE/IF_Module.h"
//#include "openair1/PHY/extern.h"
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#include "openair2/LAYER2/MAC/extern.h"
#include "openair2/LAYER2/MAC/defs.h"
#include "openair2/LAYER2/MAC/proto.h"
//#include "openair2/LAYER2/MAC/vars.h"
#include "openair1/SCHED/defs.h"
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#include "nfapi/nfapi_interface.h"
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//#include "common/ran_context.h"
#include "openair2/PHY_INTERFACE/phy_stub_UE.h"
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//#define DEADLINE_SCHEDULER 1

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//#include "nfapi_pnf_interface.h"
//#include "nfapi.h"
//#include "nfapi_pnf.h"
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extern int oai_nfapi_crc_indication(nfapi_crc_indication_t *crc_ind);
extern int oai_nfapi_rx_ind(nfapi_rx_indication_t *ind);

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//extern uint8_t nfapi_pnf;
//UL_IND_t *UL_INFO;
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extern nfapi_tx_request_pdu_t* tx_request_pdu[1023][10][10];
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//extern int timer_subframe;
//extern int timer_frame;
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void Msg1_transmitted(module_id_t module_idP,uint8_t CC_id,frame_t frameP, uint8_t eNB_id);
void Msg3_transmitted(module_id_t module_idP,uint8_t CC_id,frame_t frameP, uint8_t eNB_id);

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void fill_rx_indication_UE_MAC(module_id_t Mod_id,int frame,int subframe, UL_IND_t* UL_INFO, uint8_t *ulsch_buffer, uint16_t buflen, uint16_t rnti, int index)
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{
	  nfapi_rx_indication_pdu_t *pdu;

	  int timing_advance_update;
	  //int sync_pos;

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	  //uint32_t harq_pid = subframe2harq_pid(&eNB->frame_parms,
	 //					frame,subframe);

	  //UL_IND_t *UL_INFO = (UL_IND_t*)malloc16(sizeof(UL_IND_t));
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	  pthread_mutex_lock(&UE_mac_inst[Mod_id].UL_INFO_mutex);

	  //eNB->UL_INFO.rx_ind.sfn_sf                    = frame<<4| subframe;
	  //eNB->UL_INFO.rx_ind.rx_indication_body.tl.tag = NFAPI_RX_INDICATION_BODY_TAG;

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	  UL_INFO->rx_ind.sfn_sf                    = frame<<4| subframe;
	  UL_INFO->rx_ind.rx_indication_body.tl.tag = NFAPI_RX_INDICATION_BODY_TAG;
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	  UL_INFO->rx_ind.vendor_extension		     = UE_mac_inst[Mod_id].ul_config_req->vendor_extension;


	  //UL_INFO->rx_ind.header.message_id			= NFAPI_RX_ULSCH_INDICATION;
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	  // Panos: Remove
	  //UL_INFO->rach_ind.rach_indication_body.preamble_list = (nfapi_preamble_pdu_t*)malloc(UL_INFO->rach_ind.rach_indication_body.number_of_preambles*sizeof(nfapi_preamble_pdu_t));

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	  //Panos: REMEMBER YOU HAVE EXCHANGED THE FOLLOWING TWO LINES HERE
	  pdu                                    = &UL_INFO->rx_ind.rx_indication_body.rx_pdu_list[UL_INFO->rx_ind.rx_indication_body.number_of_pdus];
	  //pdu                                    = &UL_INFO->rx_ind.rx_indication_body.rx_pdu_list[index];
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	  //  pdu->rx_ue_information.handle          = eNB->ulsch[UE_id]->handle;
	  pdu->rx_ue_information.tl.tag          = NFAPI_RX_UE_INFORMATION_TAG;
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	  pdu->rx_ue_information.rnti            = rnti;
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	  pdu->rx_indication_rel8.tl.tag         = NFAPI_RX_INDICATION_REL8_TAG;
	  //pdu->rx_indication_rel8.length         = eNB->ulsch[UE_id]->harq_processes[harq_pid]->TBS>>3;
	  pdu->rx_indication_rel8.length         = buflen;
	  pdu->rx_indication_rel8.offset         = 1;   // DJP - I dont understand - but broken unless 1 ????  0;  // filled in at the end of the UL_INFO formation
	  pdu->data                              = ulsch_buffer;
	  // estimate timing advance for MAC
	  //sync_pos                               = lte_est_timing_advance_pusch(eNB,UE_id);
	  timing_advance_update                  = 0;  //Panos: Don't know what to put here
	  pdu->rx_indication_rel8.timing_advance = timing_advance_update;

	  //  if (timing_advance_update > 10) { dump_ulsch(eNB,frame,subframe,UE_id); exit(-1);}
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	  //  if (timing_advance_update < -10) { dump_ulsch(eNB,frame,subframe,UE_id); exit(-1);}*/
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	  /*switch (eNB->frame_parms.N_RB_DL) {
	  case 6:
	    pdu->rx_indication_rel8.timing_advance = timing_advance_update;
	    break;
	  case 15:
	    pdu->rx_indication_rel8.timing_advance = timing_advance_update/2;
	    break;
	  case 25:
	    pdu->rx_indication_rel8.timing_advance = timing_advance_update/4;
	    break;
	  case 50:
	    pdu->rx_indication_rel8.timing_advance = timing_advance_update/8;
	    break;
	  case 75:
	    pdu->rx_indication_rel8.timing_advance = timing_advance_update/12;
	    break;
	  case 100:
	    pdu->rx_indication_rel8.timing_advance = timing_advance_update/16;
	    break;
	  }
	  // put timing advance command in 0..63 range
	  timing_advance_update += 31;
	  if (timing_advance_update < 0)  timing_advance_update = 0;
	  if (timing_advance_update > 63) timing_advance_update = 63;
	  pdu->rx_indication_rel8.timing_advance = timing_advance_update;*/

	  // estimate UL_CQI for MAC (from antenna port 0 only)

	  // Panos dependency from eNB not sure how to substitute this. Should we hardcode it?
	  //int SNRtimes10 = dB_fixed_times10(eNB->pusch_vars[UE_id]->ulsch_power[0]) - 200;//(10*eNB->measurements.n0_power_dB[0]);
	  int SNRtimes10 = 640;

	  if      (SNRtimes10 < -640) pdu->rx_indication_rel8.ul_cqi=0;
	  else if (SNRtimes10 >  635) pdu->rx_indication_rel8.ul_cqi=255;
	  else                        pdu->rx_indication_rel8.ul_cqi=(640+SNRtimes10)/5;


	  /*LOG_D(PHY,"[PUSCH %d] Filling RX_indication with SNR %d (%d), timing_advance %d (update %d)\n",
		harq_pid,SNRtimes10,pdu->rx_indication_rel8.ul_cqi,pdu->rx_indication_rel8.timing_advance,
		timing_advance_update);*/

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	  UL_INFO->rx_ind.rx_indication_body.number_of_pdus++;
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	  UL_INFO->rx_ind.sfn_sf = frame<<4 | subframe;
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	  pthread_mutex_unlock(&UE_mac_inst[Mod_id].UL_INFO_mutex);


}

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void fill_sr_indication_UE_MAC(int Mod_id,int frame,int subframe, UL_IND_t *UL_INFO, uint16_t rnti) {
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  pthread_mutex_lock(&UE_mac_inst[Mod_id].UL_INFO_mutex);
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  nfapi_sr_indication_t       *sr_ind = &UL_INFO->sr_ind;
  nfapi_sr_indication_body_t  *sr_ind_body =    &sr_ind->sr_indication_body;
  nfapi_sr_indication_pdu_t *pdu =   &sr_ind_body->sr_pdu_list[sr_ind_body->number_of_srs];
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  UL_INFO->sr_ind.vendor_extension		     = UE_mac_inst[Mod_id].ul_config_req->vendor_extension;
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  //nfapi_sr_indication_pdu_t *pdu =   &UL_INFO->sr_ind.sr_indication_body.sr_pdu_list[UL_INFO->rx_ind.rx_indication_body.number_of_pdus];

  sr_ind->sfn_sf = frame<<4|subframe;
  sr_ind->header.message_id = NFAPI_RX_SR_INDICATION;

  sr_ind_body->tl.tag = NFAPI_SR_INDICATION_BODY_TAG;
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  pdu->instance_length                                = 0; // don't know what to do with this
  //  pdu->rx_ue_information.handle                       = handle;
  pdu->rx_ue_information.tl.tag                       = NFAPI_RX_UE_INFORMATION_TAG;
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  pdu->rx_ue_information.rnti                         = rnti; //UE_mac_inst[Mod_id].crnti;; //Panos: Is this the right RNTI?
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  // Panos dependency from PHY not sure how to substitute this. Should we hardcode it?
  //int SNRtimes10 = dB_fixed_times10(stat) - 200;//(10*eNB->measurements.n0_power_dB[0]);
  int SNRtimes10 = 640;

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  pdu->ul_cqi_information.tl.tag = NFAPI_UL_CQI_INFORMATION_TAG;

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  if      (SNRtimes10 < -640) pdu->ul_cqi_information.ul_cqi=0;
  else if (SNRtimes10 >  635) pdu->ul_cqi_information.ul_cqi=255;
  else                        pdu->ul_cqi_information.ul_cqi=(640+SNRtimes10)/5;
  pdu->ul_cqi_information.channel = 0;

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  //UL_INFO->rx_ind.rx_indication_body.number_of_pdus++;
  sr_ind_body->number_of_srs++;
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  pthread_mutex_unlock(&UE_mac_inst[Mod_id].UL_INFO_mutex);
}


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void fill_crc_indication_UE_MAC(int Mod_id,int frame,int subframe, UL_IND_t *UL_INFO, uint8_t crc_flag, int index, uint16_t rnti) {
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  pthread_mutex_lock(&UE_mac_inst[Mod_id].UL_INFO_mutex);
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  //Panos: REMEMBER HAVE EXCHANGED THE FOLLOWING TWO LINES HERE!
  nfapi_crc_indication_pdu_t *pdu =   &UL_INFO->crc_ind.crc_indication_body.crc_pdu_list[UL_INFO->crc_ind.crc_indication_body.number_of_crcs];
  //nfapi_crc_indication_pdu_t *pdu =   &UL_INFO->crc_ind.crc_indication_body.crc_pdu_list[index];
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  //eNB->UL_INFO.crc_ind.sfn_sf                         = frame<<4 | subframe;
  //eNB->UL_INFO.crc_ind.crc_indication_body.tl.tag     = NFAPI_CRC_INDICATION_BODY_TAG;

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  UL_INFO->crc_ind.sfn_sf                    = frame<<4| subframe;
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  UL_INFO->crc_ind.vendor_extension		     = UE_mac_inst[Mod_id].ul_config_req->vendor_extension;
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  UL_INFO->crc_ind.header.message_id              = NFAPI_CRC_INDICATION;
  UL_INFO->crc_ind.crc_indication_body.tl.tag = NFAPI_CRC_INDICATION_BODY_TAG;

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  pdu->instance_length                                = 0; // don't know what to do with this
  //  pdu->rx_ue_information.handle                       = handle;
  pdu->rx_ue_information.tl.tag                       = NFAPI_RX_UE_INFORMATION_TAG;
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  //pdu->rx_ue_information.rnti                         = UE_mac_inst[Mod_id].crnti;
  pdu->rx_ue_information.rnti                         = rnti;
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  pdu->crc_indication_rel8.tl.tag                     = NFAPI_CRC_INDICATION_REL8_TAG;
  pdu->crc_indication_rel8.crc_flag                   = crc_flag;

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  UL_INFO->crc_ind.crc_indication_body.number_of_crcs++;
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  LOG_D(PHY, "%s() rnti:%04x pdus:%d\n", __FUNCTION__, pdu->rx_ue_information.rnti, UL_INFO->crc_ind.crc_indication_body.number_of_crcs);
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  pthread_mutex_unlock(&UE_mac_inst[Mod_id].UL_INFO_mutex);
}

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void fill_rach_indication_UE_MAC(int Mod_id,int frame,int subframe, UL_IND_t *UL_INFO, uint8_t ra_PreambleIndex, uint16_t ra_RNTI) {

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	//LOG_I(MAC, "Panos-D: fill_rach_indication_UE_MAC 1 \n");
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	pthread_mutex_lock(&UE_mac_inst[Mod_id].UL_INFO_mutex);
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	UL_INFO = (UL_IND_t*)malloc(sizeof(UL_IND_t));
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	//LOG_I(MAC, "Panos-D: fill_rach_indication_UE_MAC 2 \n");
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	    UL_INFO->rach_ind.rach_indication_body.number_of_preambles                 = 1;
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	    //eNB->UL_INFO.rach_ind.preamble_list                       = &eNB->preamble_list[0];
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	    UL_INFO->rach_ind.header.message_id                         = NFAPI_RACH_INDICATION;
	    UL_INFO->rach_ind.sfn_sf                                    = frame<<4 | subframe;

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	    UL_INFO->rach_ind.rach_indication_body.tl.tag                              = NFAPI_RACH_INDICATION_BODY_TAG;
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	    UL_INFO->rach_ind.rach_indication_body.preamble_list = (nfapi_preamble_pdu_t*)malloc(UL_INFO->rach_ind.rach_indication_body.number_of_preambles*sizeof(nfapi_preamble_pdu_t));
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	    UL_INFO->rach_ind.rach_indication_body.preamble_list[0].preamble_rel8.tl.tag   		= NFAPI_PREAMBLE_REL8_TAG;
	    UL_INFO->rach_ind.rach_indication_body.preamble_list[0].preamble_rel8.timing_advance = 0; //Panos: Not sure about that
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	    //Panos: The two following should get extracted from the call to get_prach_resources().
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	    UL_INFO->rach_ind.rach_indication_body.preamble_list[0].preamble_rel8.preamble = ra_PreambleIndex;
	    UL_INFO->rach_ind.rach_indication_body.preamble_list[0].preamble_rel8.rnti 	  = ra_RNTI;
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	    //UL_INFO->rach_ind.rach_indication_body.number_of_preambles++;
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	    UL_INFO->rach_ind.rach_indication_body.preamble_list[0].preamble_rel13.rach_resource_type = 0;
	    UL_INFO->rach_ind.rach_indication_body.preamble_list[0].instance_length					 = 0;
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	        // If NFAPI PNF then we need to send the message to the VNF
	        //if (nfapi_pnf == 1)
	        //{
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	        //Panos: Not sure if we need the following. They refer to nfapi_rach_indication_t type
	        //so we cannot insert it to the UL_INFO which has an nfapi_rach_indication_body_t type.
	    	//Probably it should be part of UL_indication() function before calling oai_nfapi_rach_ind(&rach_ind).

	    	  /*nfapi_rach_indication_t *rach_ind;
	          rach_ind->header.message_id = NFAPI_RACH_INDICATION;
	          rach_ind->sfn_sf = frame<<4 | subframe;
	          rach_ind->rach_indication_body = UL_INFO->rach_ind;*/
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	          LOG_E(PHY,"\n\n\n\nDJP - this needs to be sent to VNF **********************************************\n\n\n\n");
	          LOG_E(PHY,"UE Filling NFAPI indication for RACH : TA %d, Preamble %d, rnti %x, rach_resource_type %d\n",
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	        	  UL_INFO->rach_ind.rach_indication_body.preamble_list[0].preamble_rel8.timing_advance,
	        	  UL_INFO->rach_ind.rach_indication_body.preamble_list[0].preamble_rel8.preamble,
	        	  UL_INFO->rach_ind.rach_indication_body.preamble_list[0].preamble_rel8.rnti,
	        	  UL_INFO->rach_ind.rach_indication_body.preamble_list[0].preamble_rel13.rach_resource_type);
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	          //Panos: This function is currently defined only in the nfapi-RU-RAU-split so we should call it when we merge
	          // with that branch.
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	          oai_nfapi_rach_ind(&UL_INFO->rach_ind);
	          free(UL_INFO->rach_ind.rach_indication_body.preamble_list);
	          free(UL_INFO);
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	        //}
	      pthread_mutex_unlock(&UE_mac_inst[Mod_id].UL_INFO_mutex);

}

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void fill_ulsch_cqi_indication_UE_MAC(int Mod_id, uint16_t frame,uint8_t subframe, UL_IND_t *UL_INFO, uint16_t rnti) {
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	LOG_I(MAC, "Panos-D: fill_ulsch_cqi_indication_UE_MAC 1 \n");

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	pthread_mutex_lock(&UE_mac_inst[Mod_id].UL_INFO_mutex);
	nfapi_cqi_indication_pdu_t *pdu         = &UL_INFO->cqi_ind.cqi_pdu_list[UL_INFO->cqi_ind.number_of_cqis];
	nfapi_cqi_indication_raw_pdu_t *raw_pdu = &UL_INFO->cqi_ind.cqi_raw_pdu_list[UL_INFO->cqi_ind.number_of_cqis];

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	pdu->rx_ue_information.tl.tag          = NFAPI_RX_UE_INFORMATION_TAG;
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	pdu->rx_ue_information.rnti = rnti;
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	//if (ulsch_harq->cqi_crc_status != 1)
	//Panos: Since we assume that CRC flag is always 0 (ACK) I guess that data_offset should always be 0.
	pdu->cqi_indication_rel9.data_offset = 0;
	//else               pdu->cqi_indication_rel9.data_offset = 1; // fill in after all cqi_indications have been generated when non-zero

	// by default set O to rank 1 value
	//pdu->cqi_indication_rel9.length = (ulsch_harq->Or1>>3) + ((ulsch_harq->Or1&7) > 0 ? 1 : 0);
	// Panos: Not useful field for our case
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	pdu->cqi_indication_rel9.tl.tag = NFAPI_CQI_INDICATION_REL9_TAG;
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	pdu->cqi_indication_rel9.length = 0;
	pdu->cqi_indication_rel9.ri[0]  = 0;

  // if we have RI bits, set them and if rank2 overwrite O
  /*if (ulsch_harq->O_RI>0) {
    pdu->cqi_indication_rel9.ri[0] = ulsch_harq->o_RI[0];
    if (ulsch_harq->o_RI[0] == 2)   pdu->cqi_indication_rel9.length = (ulsch_harq->Or2>>3) + ((ulsch_harq->Or2&7) > 0 ? 1 : 0);
    pdu->cqi_indication_rel9.timing_advance = 0;
  }*/

	pdu->cqi_indication_rel9.timing_advance = 0;
  pdu->cqi_indication_rel9.number_of_cc_reported = 1;
  pdu->ul_cqi_information.channel = 1; // PUSCH

  //Panos: Not sure how to substitute this. This should be the actual CQI value? So can
  // we hardcode it to a specific value?
  //memcpy((void*)raw_pdu->pdu,ulsch_harq->o,pdu->cqi_indication_rel9.length);
  raw_pdu->pdu[0] = 7;



  UL_INFO->cqi_ind.number_of_cqis++;
  pthread_mutex_unlock(&UE_mac_inst[Mod_id].UL_INFO_mutex);

}

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void fill_ulsch_harq_indication_UE_MAC(int Mod_id, int frame,int subframe, UL_IND_t *UL_INFO, nfapi_ul_config_ulsch_harq_information *harq_information, uint16_t rnti)
{
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	printf(MAC, "Panos-D: fill_ulsch_harq_indication_UE_MAC 1 \n");
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  //int UE_id = find_dlsch(rnti,eNB,SEARCH_EXIST);
  //AssertFatal(UE_id>=0,"UE_id doesn't exist\n");

  pthread_mutex_lock(&UE_mac_inst[Mod_id].UL_INFO_mutex);
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  nfapi_harq_indication_pdu_t *pdu =   &UL_INFO->harq_ind.harq_indication_body.harq_pdu_list[UL_INFO->harq_ind.harq_indication_body.number_of_harqs];
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  int i;

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  UL_INFO->harq_ind.header.message_id = NFAPI_HARQ_INDICATION;
  UL_INFO->harq_ind.sfn_sf = frame<<4|subframe;
  UL_INFO->harq_ind.vendor_extension		     = UE_mac_inst[Mod_id].ul_config_req->vendor_extension;

  UL_INFO->harq_ind.harq_indication_body.tl.tag = NFAPI_HARQ_INDICATION_BODY_TAG;

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  pdu->instance_length                                = 0; // don't know what to do with this
  //  pdu->rx_ue_information.handle                       = handle;
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  pdu->rx_ue_information.tl.tag                       = NFAPI_RX_UE_INFORMATION_TAG;
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  pdu->rx_ue_information.rnti                         = rnti;

  //Panos: For now we consider only FDD
  //if (eNB->frame_parms.frame_type == FDD) {
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    pdu->harq_indication_fdd_rel13.tl.tag = NFAPI_HARQ_INDICATION_FDD_REL13_TAG;
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    pdu->harq_indication_fdd_rel13.mode = 0;
    pdu->harq_indication_fdd_rel13.number_of_ack_nack = harq_information->harq_information_rel10.harq_size;

    //Panos: Could this be wrong? Is the number_of_ack_nack field equivalent to O_ACK?
    //pdu->harq_indication_fdd_rel13.number_of_ack_nack = ulsch_harq->O_ACK;

    for (i=0;i<harq_information->harq_information_rel10.harq_size;i++) {
      //AssertFatal(ulsch_harq->o_ACK[i] == 0 || ulsch_harq->o_ACK[i] == 1, "harq_ack[%d] is %d, should be 1,2 or 4\n",i,ulsch_harq->o_ACK[i]);

      pdu->harq_indication_fdd_rel13.harq_tb_n[i] = 1; //Panos: Assuming always an ACK (No NACK or DTX)
      // release DLSCH if needed
      //if (ulsch_harq->o_ACK[i] == 1) release_harq(eNB,UE_id,i,frame,subframe,0xffff);

    }
  //}
  /*else { // TDD
    M=ul_ACK_subframe2_M(&eNB->frame_parms,
			 subframe);

    pdu->harq_indication_fdd_rel13.mode = 1-bundling;
    pdu->harq_indication_fdd_rel13.number_of_ack_nack = ulsch_harq->O_ACK;

    for (i=0;i<ulsch_harq->O_ACK;i++) {
      AssertFatal(ulsch_harq->o_ACK[i] == 0 || ulsch_harq->o_ACK[i] == 1, "harq_ack[%d] is %d, should be 1,2 or 4\n",i,ulsch_harq->o_ACK[i]);

      pdu->harq_indication_tdd_rel13.harq_data[0].multiplex.value_0 = 2-ulsch_harq->o_ACK[i];
      // release DLSCH if needed
      if (ulsch_harq->o_ACK[i] == 1) release_harq(eNB,UE_id,i,frame,subframe,0xffff);
      if      (M==1 && ulsch_harq->O_ACK==1 && ulsch_harq->o_ACK[i] == 1) release_harq(eNB,UE_id,0,frame,subframe,0xffff);
      else if (M==1 && ulsch_harq->O_ACK==2 && ulsch_harq->o_ACK[i] == 1) release_harq(eNB,UE_id,i,frame,subframe,0xffff);
      else if (M>1 && ulsch_harq->o_ACK[i] == 1) {
	// spatial bundling
	release_harq(eNB,UE_id,0,frame,subframe,1<<i);
	release_harq(eNB,UE_id,1,frame,subframe,1<<i);
      }
    }
  }*/

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  UL_INFO->harq_ind.harq_indication_body.number_of_harqs++;
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  pthread_mutex_unlock(&UE_mac_inst[Mod_id].UL_INFO_mutex);
}


void fill_uci_harq_indication_UE_MAC(int Mod_id,
			      int frame,
			      int subframe,
			      UL_IND_t *UL_INFO,
			      nfapi_ul_config_harq_information *harq_information,
			      uint16_t rnti
			      /*uint8_t tdd_mapping_mode,
			      uint16_t tdd_multiplexing_mask*/) {
386
	//LOG_I(MAC, "Panos-D: fill_uci_harq_indication_UE_MAC 1 \n");
387 388 389 390 391 392

  //int UE_id=find_dlsch(uci->rnti,eNB,SEARCH_EXIST);
  //AssertFatal(UE_id>=0,"UE_id doesn't exist\n");


  pthread_mutex_lock(&UE_mac_inst[Mod_id].UL_INFO_mutex);
393 394 395 396
  nfapi_harq_indication_t *ind       = &UL_INFO->harq_ind;
  nfapi_harq_indication_body_t *body = &ind->harq_indication_body;
  nfapi_harq_indication_pdu_t *pdu =   &body->harq_pdu_list[UL_INFO->harq_ind.harq_indication_body.number_of_harqs];

397 398
  UL_INFO->harq_ind.vendor_extension		     = UE_mac_inst[Mod_id].ul_config_req->vendor_extension;

399 400
  ind->sfn_sf = frame<<4|subframe;
  ind->header.message_id = NFAPI_HARQ_INDICATION;
401

402 403 404
  body->tl.tag = NFAPI_HARQ_INDICATION_BODY_TAG;
  pdu->rx_ue_information.tl.tag                       = NFAPI_RX_UE_INFORMATION_TAG;

405
  //LOG_I(MAC, "Panos-D: fill_uci_harq_indication_UE_MAC 2, # of harqs: %d \n", UL_INFO->harq_ind.harq_indication_body.number_of_harqs);
406 407 408
  pdu->instance_length                                = 0; // don't know what to do with this
  //  pdu->rx_ue_information.handle                       = handle;
  pdu->rx_ue_information.rnti                         = rnti;
409
  //LOG_I(MAC, "Panos-D: fill_uci_harq_indication_UE_MAC 3 \n");
410 411

  pdu->ul_cqi_information.tl.tag = NFAPI_UL_CQI_INFORMATION_TAG;
412 413 414 415 416 417 418 419 420 421 422 423 424

  // estimate UL_CQI for MAC (from antenna port 0 only)

  // Panos: Set static SNR for now
  //int SNRtimes10 = dB_fixed_times10(uci->stat) - 200;//(10*eNB->measurements.n0_power_dB[0]);
  int SNRtimes10 = 640;

  //if (SNRtimes10 < -100) LOG_I(PHY,"uci->stat %d \n",uci->stat);

  if      (SNRtimes10 < -640) pdu->ul_cqi_information.ul_cqi=0;
  else if (SNRtimes10 >  635) pdu->ul_cqi_information.ul_cqi=255;
  else                        pdu->ul_cqi_information.ul_cqi=(640+SNRtimes10)/5;
  pdu->ul_cqi_information.channel = 0;
425
  //LOG_I(MAC, "Panos-D: fill_uci_harq_indication_UE_MAC 4 \n");
426 427 428 429 430 431 432

  //Panos: Considering only FDD for now
  //if (eNB->frame_parms.frame_type == FDD) {

    //Panos: Condition taken from fapi_l1::handle_uci_harq_information() function
    if ((harq_information->harq_information_rel9_fdd.ack_nack_mode == 0) &&
          (harq_information->harq_information_rel9_fdd.harq_size == 1)) {
433
    //	LOG_I(MAC, "Panos-D: fill_uci_harq_indication_UE_MAC 5 \n");
434
    //if (uci->pucch_fmt == pucch_format1a) {
435
      pdu->harq_indication_fdd_rel13.tl.tag = NFAPI_HARQ_INDICATION_FDD_REL13_TAG;
436 437 438 439 440 441 442 443 444 445
      pdu->harq_indication_fdd_rel13.mode = 0;
      pdu->harq_indication_fdd_rel13.number_of_ack_nack = 1;

      //AssertFatal(harq_ack[0] == 1 || harq_ack[0] == 2 || harq_ack[0] == 4, "harq_ack[0] is %d, should be 1,2 or 4\n",harq_ack[0]);
      pdu->harq_indication_fdd_rel13.harq_tb_n[0] = 1; //Panos: Assuming always an ACK (No NACK or DTX)


    }
    else if ((harq_information->harq_information_rel9_fdd.ack_nack_mode == 0) &&
                 (harq_information->harq_information_rel9_fdd.harq_size == 2)) {
446
    	//LOG_I(MAC, "Panos-D: fill_uci_harq_indication_UE_MAC 6 \n");
447
      pdu->harq_indication_fdd_rel13.tl.tag = NFAPI_HARQ_INDICATION_FDD_REL13_TAG;
448 449 450 451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555
      pdu->harq_indication_fdd_rel13.mode = 0;
      pdu->harq_indication_fdd_rel13.number_of_ack_nack = 2;
      //AssertFatal(harq_ack[0] == 1 || harq_ack[0] == 2 || harq_ack[1] == 4, "harq_ack[0] is %d, should be 0,1 or 4\n",harq_ack[0]);
      //AssertFatal(harq_ack[1] == 1 || harq_ack[1] == 2 || harq_ack[1] == 4, "harq_ack[1] is %d, should be 0,1 or 4\n",harq_ack[1]);
      pdu->harq_indication_fdd_rel13.harq_tb_n[0] = 1; //Panos: Assuming always an ACK (No NACK or DTX)
      pdu->harq_indication_fdd_rel13.harq_tb_n[1] = 1; //Panos: Assuming always an ACK (No NACK or DTX)
      // release DLSCH if needed
      //if (harq_ack[0] == 1) release_harq(eNB,UE_id,0,frame,subframe,0xffff);
      //if (harq_ack[1] == 1) release_harq(eNB,UE_id,1,frame,subframe,0xffff);
    }
    else AssertFatal(1==0,"only format 1a/b for now, received \n");
  //}
  /*else { // TDD

    AssertFatal(tdd_mapping_mode==0 || tdd_mapping_mode==1 || tdd_mapping_mode==2,
		"Illegal tdd_mapping_mode %d\n",tdd_mapping_mode);

    pdu->harq_indication_tdd_rel13.mode = tdd_mapping_mode;

    switch (tdd_mapping_mode) {
    case 0: // bundling

      if (uci->pucch_fmt == pucch_format1a) {
	pdu->harq_indication_tdd_rel13.number_of_ack_nack = 1;
	AssertFatal(harq_ack[0] == 1 || harq_ack[0] == 2 || harq_ack[0] == 4, "harq_ack[0] is %d, should be 1,2 or 4\n",harq_ack[0]);
	pdu->harq_indication_tdd_rel13.harq_data[0].bundling.value_0 = harq_ack[0];
	// release all bundled DLSCH if needed
	if (harq_ack[0] == 1) release_harq(eNB,UE_id,0,frame,subframe,0xffff);
      }
      else if (uci->pucch_fmt == pucch_format1b) {
	pdu->harq_indication_tdd_rel13.number_of_ack_nack = 2;
	AssertFatal(harq_ack[0] == 1 || harq_ack[0] == 2 || harq_ack[1] == 4, "harq_ack[0] is %d, should be 0,1 or 4\n",harq_ack[0]);
	AssertFatal(harq_ack[1] == 1 || harq_ack[1] == 2 || harq_ack[1] == 4, "harq_ack[1] is %d, should be 0,1 or 4\n",harq_ack[1]);
	pdu->harq_indication_tdd_rel13.harq_data[0].bundling.value_0 = harq_ack[0];
	pdu->harq_indication_tdd_rel13.harq_data[1].bundling.value_0 = harq_ack[1];
	// release all DLSCH if needed
	if (harq_ack[0] == 1) release_harq(eNB,UE_id,0,frame,subframe,0xffff);
	if (harq_ack[1] == 1) release_harq(eNB,UE_id,1,frame,subframe,0xffff);
      }
      break;
    case 1: // multiplexing
      AssertFatal(uci->pucch_fmt == pucch_format1b,"uci->pucch_format %d is not format1b\n",uci->pucch_fmt);

      if (uci->num_pucch_resources == 1 && uci->pucch_fmt == pucch_format1a) {
	pdu->harq_indication_tdd_rel13.number_of_ack_nack = 1;
	AssertFatal(harq_ack[0] == 1 || harq_ack[0] == 2 || harq_ack[0] == 4, "harq_ack[0] is %d, should be 1,2 or 4\n",harq_ack[0]);
	pdu->harq_indication_tdd_rel13.harq_data[0].multiplex.value_0 = harq_ack[0];
	// release all DLSCH if needed
	if (harq_ack[0] == 1) release_harq(eNB,UE_id,0,frame,subframe,0xffff);
      }
      else if (uci->num_pucch_resources == 1 && uci->pucch_fmt == pucch_format1b) {
	pdu->harq_indication_tdd_rel13.number_of_ack_nack = 2;
	AssertFatal(harq_ack[0] == 1 || harq_ack[0] == 2 || harq_ack[1] == 4, "harq_ack[0] is %d, should be 0,1 or 4\n",harq_ack[0]);
	AssertFatal(harq_ack[1] == 1 || harq_ack[1] == 2 || harq_ack[1] == 4, "harq_ack[1] is %d, should be 0,1 or 4\n",harq_ack[1]);
	pdu->harq_indication_tdd_rel13.harq_data[0].multiplex.value_0 = harq_ack[0];
	pdu->harq_indication_tdd_rel13.harq_data[1].multiplex.value_0 = harq_ack[1];
	// release all DLSCH if needed
	if (harq_ack[0] == 1) release_harq(eNB,UE_id,0,frame,subframe,0xffff);
	if (harq_ack[1] == 1) release_harq(eNB,UE_id,1,frame,subframe,0xffff);
      }
      else { // num_pucch_resources (M) > 1
	pdu->harq_indication_tdd_rel13.number_of_ack_nack = uci->num_pucch_resources;

	pdu->harq_indication_tdd_rel13.harq_data[0].multiplex.value_0 = harq_ack[0];
	pdu->harq_indication_tdd_rel13.harq_data[1].multiplex.value_0 = harq_ack[1];
	if (uci->num_pucch_resources == 3) 	pdu->harq_indication_tdd_rel13.harq_data[2].multiplex.value_0 = harq_ack[2];
	if (uci->num_pucch_resources == 4) 	pdu->harq_indication_tdd_rel13.harq_data[3].multiplex.value_0 = harq_ack[3];
	// spatial-bundling in this case so release both HARQ if necessary
	release_harq(eNB,UE_id,0,frame,subframe,tdd_multiplexing_mask);
	release_harq(eNB,UE_id,1,frame,subframe,tdd_multiplexing_mask);
      }
      break;
    case 2: // special bundling (SR collision)
      pdu->harq_indication_tdd_rel13.number_of_ack_nack = 1;
      int tdd_config5_sf2scheds=0;
      if (eNB->frame_parms.tdd_config==5) tdd_config5_sf2scheds = getM(eNB,frame,subframe);

      switch (harq_ack[0]) {
      case 0:
	break;
      case 1: // check if M=1,4,7
	if (uci->num_pucch_resources == 1 || uci->num_pucch_resources == 4 ||
	    tdd_config5_sf2scheds == 1 || tdd_config5_sf2scheds == 4 || tdd_config5_sf2scheds == 7) {
	  release_harq(eNB,UE_id,0,frame,subframe,0xffff);
	  release_harq(eNB,UE_id,1,frame,subframe,0xffff);
	}
	break;
      case 2: // check if M=2,5,8
	if (uci->num_pucch_resources == 2 || tdd_config5_sf2scheds == 2 ||
	    tdd_config5_sf2scheds == 5 || tdd_config5_sf2scheds == 8) {
	  release_harq(eNB,UE_id,0,frame,subframe,0xffff);
	  release_harq(eNB,UE_id,1,frame,subframe,0xffff);
	}
	break;
      case 3: // check if M=3,6,9
	if (uci->num_pucch_resources == 3 || tdd_config5_sf2scheds == 3 ||
	    tdd_config5_sf2scheds == 6 || tdd_config5_sf2scheds == 9) {
	  release_harq(eNB,UE_id,0,frame,subframe,0xffff);
	  release_harq(eNB,UE_id,1,frame,subframe,0xffff);
	}
	break;
      }
      break;

    }
  } //TDD*/


556
    //LOG_I(MAC, "Panos-D: fill_uci_harq_indication_UE_MAC 7 \n");
557
  UL_INFO->harq_ind.harq_indication_body.number_of_harqs++;
558
  //LOG_I(MAC, "Panos-D: fill_uci_harq_indication_UE_MAC 8 \n");
559
  LOG_E(PHY,"Incremented eNB->UL_INFO.harq_ind.number_of_harqs:%d\n", UL_INFO->harq_ind.harq_indication_body.number_of_harqs);
560 561 562 563 564 565 566
  pthread_mutex_unlock(&UE_mac_inst[Mod_id].UL_INFO_mutex);

}


void handle_nfapi_ul_pdu_UE_MAC(module_id_t Mod_id,
                         nfapi_ul_config_request_pdu_t *ul_config_pdu,
567
                         uint16_t frame,uint8_t subframe,uint8_t srs_present, int index)
568 569
{
  nfapi_ul_config_ulsch_pdu_rel8_t *rel8 = &ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8;
570
  //LOG_D(MAC, "Panos-D: handle_nfapi_ul_pdu_UE_MAC 1 \n");
571 572 573 574 575 576

  //int8_t UE_id;

  // check if we have received a dci for this ue and ulsch descriptor is configured

  if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_ULSCH_PDU_TYPE) {
577
	  LOG_I(MAC, "Panos-D: handle_nfapi_ul_pdu_UE_MAC 2 \n");
578 579 580 581 582 583 584 585 586 587
    //AssertFatal((UE_id = find_ulsch(ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.rnti,eNB,SEARCH_EXIST_OR_FREE))>=0,
    //            "No existing UE ULSCH for rnti %x\n",rel8->rnti);
    LOG_D(PHY,"Applying UL config for UE, rnti %x for frame %d, subframe %d\n",
         rel8->rnti,frame,subframe);
    uint8_t ulsch_buffer[5477] __attribute__ ((aligned(32)));
    uint16_t buflen = ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.size;

    uint16_t rnti = ul_config_pdu->ulsch_pdu.ulsch_pdu_rel8.rnti;
    uint8_t access_mode=SCHEDULED_ACCESS;
    if(buflen>0){
588
    	if(UE_mac_inst[Mod_id].first_ULSCH_Tx == 1){ // Msg3 case
589
    		LOG_I(MAC, "Panos-D: handle_nfapi_ul_pdu_UE_MAC 2.2 \n");
590 591
    		fill_crc_indication_UE_MAC(Mod_id, frame, subframe, UL_INFO, 0, index, rnti);
    		fill_rx_indication_UE_MAC(Mod_id, frame, subframe, UL_INFO, UE_mac_inst[Mod_id].RA_prach_resources.Msg3,buflen, rnti, index);
592
    		Msg3_transmitted(Mod_id, 0, frame, 0);
593 594 595

    		// Panos: This should be done after the reception of the respective hi_dci0
    		//UE_mac_inst[Mod_id].first_ULSCH_Tx = 0;
596 597
    	}
    	else {
598
    		LOG_I(MAC, "Panos-D: handle_nfapi_ul_pdu_UE_MAC 2.3 \n");
599
    		ue_get_sdu( Mod_id, 0, frame, subframe, 0, ulsch_buffer, buflen, &access_mode);
600 601
    		fill_crc_indication_UE_MAC(Mod_id, frame, subframe, UL_INFO, 0, index, rnti);
    		fill_rx_indication_UE_MAC(Mod_id, frame, subframe, UL_INFO, ulsch_buffer,buflen, rnti, index);
602
    	}
603 604 605 606
    }
  }

  else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_ULSCH_HARQ_PDU_TYPE) {
607
	  LOG_I(MAC, "Panos-D: handle_nfapi_ul_pdu_UE_MAC 3 \n");
608 609 610 611 612 613 614 615
    //AssertFatal((UE_id = find_ulsch(ul_config_pdu->ulsch_harq_pdu.ulsch_pdu.ulsch_pdu_rel8.rnti,eNB,SEARCH_EXIST_OR_FREE))>=0,
    //            "No available UE ULSCH for rnti %x\n",ul_config_pdu->ulsch_harq_pdu.ulsch_pdu.ulsch_pdu_rel8.rnti);
	  uint8_t ulsch_buffer[5477] __attribute__ ((aligned(32)));
	  uint16_t buflen = ul_config_pdu->ulsch_harq_pdu.ulsch_pdu.ulsch_pdu_rel8.size;
	  nfapi_ul_config_ulsch_harq_information *ulsch_harq_information = &ul_config_pdu->ulsch_harq_pdu.harq_information;
	  uint16_t rnti = ul_config_pdu->ulsch_harq_pdu.ulsch_pdu.ulsch_pdu_rel8.rnti;
	  uint8_t access_mode=SCHEDULED_ACCESS;
	  if(buflen>0){
616
		  if(UE_mac_inst[Mod_id].first_ULSCH_Tx == 1){ // Msg3 case
617 618
			  fill_crc_indication_UE_MAC(Mod_id, frame, subframe, UL_INFO, 0, index, rnti);
			  fill_rx_indication_UE_MAC(Mod_id, frame, subframe, UL_INFO, UE_mac_inst[Mod_id].RA_prach_resources.Msg3,buflen, rnti, index);
619
			  Msg3_transmitted(Mod_id, 0, frame, 0);
620
			  //UE_mac_inst[Mod_id].first_ULSCH_Tx = 0;
621 622
		  }
		  else {
623
			  LOG_I(MAC, "Panos-D: handle_nfapi_ul_pdu_UE_MAC 3.1 \n");
624
			  ue_get_sdu( Mod_id, 0, frame, subframe, 0, ulsch_buffer, buflen, &access_mode);
625 626
			  fill_crc_indication_UE_MAC(Mod_id, frame, subframe, UL_INFO, 0, index, rnti);
			  fill_rx_indication_UE_MAC(Mod_id, frame, subframe, UL_INFO, ulsch_buffer,buflen, rnti, index);
627 628
		  }

629
	  }
630 631
	  LOG_I(MAC, "Panos-D: handle_nfapi_ul_pdu_UE_MAC 3.2 \n");
	  if(ulsch_harq_information!=NULL)
632 633 634 635
		  fill_ulsch_harq_indication_UE_MAC(Mod_id, frame, subframe, UL_INFO, ulsch_harq_information, rnti);

  }
  else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_ULSCH_CQI_RI_PDU_TYPE) {
636
	  LOG_I(MAC, "Panos-D: handle_nfapi_ul_pdu_UE_MAC 4 \n");
637 638 639 640 641 642 643 644 645
    //AssertFatal((UE_id = find_ulsch(ul_config_pdu->ulsch_cqi_ri_pdu.ulsch_pdu.ulsch_pdu_rel8.rnti,
    //                                eNB,SEARCH_EXIST_OR_FREE))>=0,
    //            "No available UE ULSCH for rnti %x\n",ul_config_pdu->ulsch_cqi_ri_pdu.ulsch_pdu.ulsch_pdu_rel8.rnti);
	  uint8_t ulsch_buffer[5477] __attribute__ ((aligned(32)));
	  uint16_t buflen = ul_config_pdu->ulsch_cqi_ri_pdu.ulsch_pdu.ulsch_pdu_rel8.size;

	  uint16_t rnti = ul_config_pdu->ulsch_cqi_ri_pdu.ulsch_pdu.ulsch_pdu_rel8.rnti;
	  uint8_t access_mode=SCHEDULED_ACCESS;
	  if(buflen>0){
646
		  if(UE_mac_inst[Mod_id].first_ULSCH_Tx == 1){ // Msg3 case
647 648
			  fill_crc_indication_UE_MAC(Mod_id, frame, subframe, UL_INFO, 0, index, rnti);
			  fill_rx_indication_UE_MAC(Mod_id, frame, subframe, UL_INFO, UE_mac_inst[Mod_id].RA_prach_resources.Msg3,buflen, rnti, index);
649
			  Msg3_transmitted(Mod_id, 0, frame, 0);
650
			  //UE_mac_inst[Mod_id].first_ULSCH_Tx = 0;
651 652 653
		  }
		  else {
			  ue_get_sdu( Mod_id, 0, frame, subframe, 0, ulsch_buffer, buflen, &access_mode);
654 655
			  fill_crc_indication_UE_MAC(Mod_id, frame, subframe, UL_INFO, 0, index, rnti);
			  fill_rx_indication_UE_MAC(Mod_id, frame, subframe, UL_INFO, ulsch_buffer,buflen, rnti, index);
656
		  }
657 658 659 660 661
	  }
	  fill_ulsch_cqi_indication_UE_MAC(Mod_id, frame, subframe, UL_INFO, rnti);

  }
  else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_ULSCH_CQI_HARQ_RI_PDU_TYPE) {
662
	  LOG_I(MAC, "Panos-D: handle_nfapi_ul_pdu_UE_MAC 5 \n");
663 664 665 666 667 668 669 670 671 672 673
    //AssertFatal((UE_id = find_ulsch(ul_config_pdu->ulsch_cqi_harq_ri_pdu.ulsch_pdu.ulsch_pdu_rel8.rnti,
    //                                eNB,SEARCH_EXIST_OR_FREE))>=0,
    //            "No available UE ULSCH for rnti %x\n",ul_config_pdu->ulsch_cqi_harq_ri_pdu.ulsch_pdu.ulsch_pdu_rel8.rnti);

	  uint8_t ulsch_buffer[5477] __attribute__ ((aligned(32)));
	  uint16_t buflen = ul_config_pdu->ulsch_cqi_harq_ri_pdu.ulsch_pdu.ulsch_pdu_rel8.size;
	  nfapi_ul_config_ulsch_harq_information *ulsch_harq_information = &ul_config_pdu->ulsch_cqi_harq_ri_pdu.harq_information;

	  uint16_t rnti = ul_config_pdu->ulsch_cqi_harq_ri_pdu.ulsch_pdu.ulsch_pdu_rel8.rnti;
	  uint8_t access_mode=SCHEDULED_ACCESS;
	  if(buflen>0){
674
		  if(UE_mac_inst[Mod_id].first_ULSCH_Tx == 1){ // Msg3 case
675 676
			  fill_crc_indication_UE_MAC(Mod_id, frame, subframe, UL_INFO, 0, index, rnti);
			  fill_rx_indication_UE_MAC(Mod_id, frame, subframe, UL_INFO, UE_mac_inst[Mod_id].RA_prach_resources.Msg3,buflen, rnti, index);
677
			  Msg3_transmitted(Mod_id, 0, frame, 0);
678
			  //UE_mac_inst[Mod_id].first_ULSCH_Tx = 0;
679 680 681
		  }
		  else {
			  ue_get_sdu( Mod_id, 0, frame, subframe, 0, ulsch_buffer, buflen, &access_mode);
682 683
			  fill_crc_indication_UE_MAC(Mod_id, frame, subframe, UL_INFO, 0, index, rnti);
			  fill_rx_indication_UE_MAC(Mod_id, frame, subframe, UL_INFO, ulsch_buffer,buflen, rnti, index);
684
		  }
685 686
	  }

687
	  if(ulsch_harq_information!=NULL)
688 689 690 691 692
		  fill_ulsch_harq_indication_UE_MAC(Mod_id, frame, subframe, UL_INFO, ulsch_harq_information, rnti);
	  fill_ulsch_cqi_indication_UE_MAC(Mod_id, frame, subframe, UL_INFO, rnti);

  }
  else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_UCI_HARQ_PDU_TYPE) {
693
	  LOG_I(MAC, "Panos-D: handle_nfapi_ul_pdu_UE_MAC 6 \n");
694 695 696 697 698 699 700
  //  AssertFatal((UE_id = find_uci(ul_config_pdu->uci_harq_pdu.ue_information.ue_information_rel8.rnti,
  //                                proc->frame_tx,proc->subframe_tx,eNB,SEARCH_EXIST_OR_FREE))>=0,
  //              "No available UE UCI for rnti %x\n",ul_config_pdu->uci_harq_pdu.ue_information.ue_information_rel8.rnti);

	  uint16_t rnti = ul_config_pdu->uci_harq_pdu.ue_information.ue_information_rel8.rnti;

	  nfapi_ul_config_harq_information *ulsch_harq_information = &ul_config_pdu->uci_harq_pdu.harq_information;
701
	  LOG_I(MAC, "Panos-D: handle_nfapi_ul_pdu_UE_MAC 7 \n");
702 703 704 705 706 707 708 709 710 711 712 713
	  fill_uci_harq_indication_UE_MAC(Mod_id, frame, subframe, UL_INFO,ulsch_harq_information, rnti);
  }
  else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_UCI_CQI_PDU_TYPE) {
    AssertFatal(1==0,"NFAPI_UL_CONFIG_UCI_CQI_PDU_TYPE not handled yet\n");
  }
  else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_UCI_CQI_HARQ_PDU_TYPE) {
    AssertFatal(1==0,"NFAPI_UL_CONFIG_UCI_CQI_HARQ_PDU_TYPE not handled yet\n");
  }
  else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_UCI_CQI_SR_PDU_TYPE) {
    AssertFatal(1==0,"NFAPI_UL_CONFIG_UCI_CQI_SR_PDU_TYPE not handled yet\n");
  }
  else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_UCI_SR_PDU_TYPE) {
714
	  LOG_I(MAC, "Panos-D: handle_nfapi_ul_pdu_UE_MAC 8 \n");
715 716 717 718 719
    //AssertFatal((UE_id = find_uci(ul_config_pdu->uci_sr_pdu.ue_information.ue_information_rel8.rnti,
    //                              proc->frame_tx,proc->subframe_tx,eNB,SEARCH_EXIST_OR_FREE))>=0,
    //            "No available UE UCI for rnti %x\n",ul_config_pdu->uci_sr_pdu.ue_information.ue_information_rel8.rnti);
	  uint16_t rnti = ul_config_pdu->uci_sr_pdu.ue_information.ue_information_rel8.rnti;

720 721
	  if (ue_get_SR(Mod_id ,0,frame, 0, rnti, subframe))
		  fill_sr_indication_UE_MAC(Mod_id, frame, subframe, UL_INFO, rnti);
722 723 724

  }
  else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_UCI_SR_HARQ_PDU_TYPE) {
725
	  LOG_I(MAC, "Panos-D: handle_nfapi_ul_pdu_UE_MAC 9 \n");
726 727 728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748
    //AssertFatal((UE_id = find_uci(rel8->rnti,proc->frame_tx,proc->subframe_tx,eNB,SEARCH_EXIST_OR_FREE))>=0,
    //            "No available UE UCI for rnti %x\n",ul_config_pdu->uci_sr_harq_pdu.ue_information.ue_information_rel8.rnti);

	  uint16_t rnti = ul_config_pdu->uci_sr_harq_pdu.ue_information.ue_information_rel8.rnti;

	  // We fill the sr_indication only if ue_get_sr() would normally instruct PHY to send a SR.
	  if (ue_get_SR(Mod_id ,0,frame, 0, rnti, subframe))
		  fill_sr_indication_UE_MAC(Mod_id, frame, subframe, UL_INFO,rnti);

	  nfapi_ul_config_harq_information *ulsch_harq_information = &ul_config_pdu->uci_sr_harq_pdu.harq_information;
	  fill_uci_harq_indication_UE_MAC(Mod_id, frame, subframe, UL_INFO,ulsch_harq_information, rnti);

  }
  /*else if (ul_config_pdu->pdu_type == NFAPI_UL_CONFIG_SRS_PDU_TYPE) {
    handle_srs_pdu(eNB,ul_config_pdu,frame,subframe);
  }*/
}






749
int ul_config_req_UE_MAC(nfapi_ul_config_request_t* req, int timer_frame, int timer_subframe)
750
{
751
	if (req!=NULL && req->ul_config_request_body.ul_config_pdu_list !=NULL){
752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779 780 781 782 783
  LOG_D(PHY,"[PNF] UL_CONFIG_REQ %s() sfn_sf:%d pdu:%d rach_prach_frequency_resources:%d srs_present:%u\n",
      __FUNCTION__,
      NFAPI_SFNSF2DEC(req->sfn_sf),
      req->ul_config_request_body.number_of_pdus,
      req->ul_config_request_body.rach_prach_frequency_resources,
      req->ul_config_request_body.srs_present
      );

  /*if (RC.ru == 0)
  {
    return -1;
  }

  if (RC.eNB == 0)
  {
    return -2;
  }

  if (RC.eNB[0][0] == 0)
  {
    return -3;
  }

  if (sync_var != 0)
  {
    NFAPI_TRACE(NFAPI_TRACE_INFO, "%s() Main system not up - is this a dummy subframe?\n", __FUNCTION__);
    return -4;
  }*/

  int sfn = NFAPI_SFNSF2SFN(req->sfn_sf);
  int sf = NFAPI_SFNSF2SF(req->sfn_sf);

784 785 786
  //int sfn = timer_frame;
  //int sf = timer_subframe;

787
  //LOG_D(MAC, "Panos-D: ul_config_req_UE_MAC 1, SFN/SF in REQ:%d.%d, SFN/SF of PNF counter:%d.%d \n", sfn, sf, timer_frame, timer_subframe);
788

789 790 791 792 793
  //struct PHY_VARS_eNB_s *eNB = RC.eNB[0][0];
  //eNB_rxtx_proc_t *proc = &eNB->proc.proc_rxtx[0];

  module_id_t Mod_id = 0; //Panos: Currently static (only for one UE) but this should change.
  nfapi_ul_config_request_pdu_t* ul_config_pdu_list = req->ul_config_request_body.ul_config_pdu_list;
794
  //LOG_D(MAC, "Panos-D: ul_config_req_UE_MAC 1 \n");
795 796 797 798

  //Panos: Not sure whether we should put the memory allocation here.
  //*** Note we should find the right place to call free(UL_INFO).
  UL_INFO = (UL_IND_t*)malloc(sizeof(UL_IND_t));
799
  //UL_INFO->rach_ind.rach_indication_body.preamble_list = (nfapi_preamble_pdu_t*)malloc(UL_INFO->rach_ind.rach_indication_body.number_of_preambles*sizeof(nfapi_preamble_pdu_t));
800

801 802 803 804 805 806 807 808 809 810 811 812
  /*UL_INFO->rx_ind.rx_indication_body.rx_pdu_list = (nfapi_rx_indication_pdu_t*)malloc(sizeof(nfapi_rx_indication_pdu_t));
  UL_INFO->rx_ind.rx_indication_body.number_of_pdus = 0;

  UL_INFO->crc_ind.crc_indication_body.crc_pdu_list = (nfapi_crc_indication_pdu_t*)malloc(sizeof(nfapi_crc_indication_pdu_t));
  UL_INFO->crc_ind.crc_indication_body.number_of_crcs = 0;

  UL_INFO->harq_ind.harq_indication_body.harq_pdu_list = (nfapi_harq_indication_pdu_t*)malloc(sizeof(nfapi_harq_indication_pdu_t));
  UL_INFO->harq_ind.harq_indication_body.number_of_harqs = 0;

  UL_INFO->sr_ind.sr_indication_body.sr_pdu_list = (nfapi_sr_indication_pdu_t*)malloc(sizeof(nfapi_sr_indication_pdu_t));
  UL_INFO->sr_ind.sr_indication_body.number_of_srs = 0;*/

813

814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831
  	UL_INFO->rx_ind.rx_indication_body.rx_pdu_list = (nfapi_rx_indication_pdu_t*)malloc(req->ul_config_request_body.number_of_pdus*sizeof(nfapi_rx_indication_pdu_t));
  	UL_INFO->rx_ind.rx_indication_body.number_of_pdus = 0;
  	UL_INFO->rx_ind.header.message_id = 3225;


  	UL_INFO->crc_ind.crc_indication_body.crc_pdu_list = (nfapi_crc_indication_pdu_t*)malloc(req->ul_config_request_body.number_of_pdus*sizeof(nfapi_crc_indication_pdu_t));
  	UL_INFO->crc_ind.crc_indication_body.number_of_crcs = 0;
  	UL_INFO->crc_ind.header.message_id = 3225;

  	UL_INFO->harq_ind.harq_indication_body.harq_pdu_list = (nfapi_harq_indication_pdu_t*)malloc(req->ul_config_request_body.number_of_pdus*sizeof(nfapi_harq_indication_pdu_t));
  	UL_INFO->harq_ind.harq_indication_body.number_of_harqs = 0;
  	UL_INFO->harq_ind.header.message_id = 3225;

  	UL_INFO->sr_ind.sr_indication_body.sr_pdu_list = (nfapi_sr_indication_pdu_t*)malloc(req->ul_config_request_body.number_of_pdus*sizeof(nfapi_sr_indication_pdu_t));
  	UL_INFO->sr_ind.sr_indication_body.number_of_srs = 0;
  	UL_INFO->sr_ind.header.message_id = 3225;

  //LOG_I(MAC, "Panos-D: ul_config_req_UE_MAC total number of pdus: %d \n", req->ul_config_request_body.number_of_pdus);
832
  //Panos: Additional checks needed here to check if the UE is in PRACH mode.
833 834

  /*uint8_t is_rach = req->ul_config_request_body.rach_prach_frequency_resources;
835
  if(is_rach && UE_mac_inst[Mod_id].UE_mode[0] == PRACH) {
836 837
	  PRACH_RESOURCES_t *prach_resources = ue_get_rach(Mod_id, 0, sfn, 0, sf);
	  fill_rach_indication_UE_MAC(Mod_id, sfn ,sf, UL_INFO, prach_resources->ra_PreambleIndex, prach_resources->ra_RNTI);
838
	  Msg1_transmitted(Mod_id, 0, sfn, 0);
839
  }*/
840

841

842 843 844 845 846 847 848 849
  // subframe works off TX SFN/SF which is 4 ahead, need to put it back to RX SFN/SF
  // probably could just use proc->frame_rx

  // PanosQ: This an eNB MAC function. Are we allowed to call it from here?
  // Also, it is only in the nfapi-RU-RAU-split
  //subtract_subframe(&sfn, &sf, 4);


850 851 852
  LOG_I(MAC, "Panos-D: ul_config_req_UE_MAC() TOTAL NUMBER OF UL_CONFIG PDUs: %d", req->ul_config_request_body.number_of_pdus);


853

854 855 856 857
  for (int i=0;i<req->ul_config_request_body.number_of_pdus;i++)
  {
    //NFAPI_TRACE(NFAPI_TRACE_INFO, "%s() sfn/sf:%d PDU[%d] size:%d\n", __FUNCTION__, NFAPI_SFNSF2DEC(req->sfn_sf), i, ul_config_pdu_list[i].pdu_size);

858
	//LOG_D(MAC, "Panos-D: ul_config_req_UE_MAC 2.0 #PDUs: %d \n", i<req->ul_config_request_body.number_of_pdus);
859
    if (
860 861 862 863 864 865 866
    		req->ul_config_request_body.ul_config_pdu_list[i].pdu_type == NFAPI_UL_CONFIG_ULSCH_PDU_TYPE ||
    		req->ul_config_request_body.ul_config_pdu_list[i].pdu_type == NFAPI_UL_CONFIG_ULSCH_HARQ_PDU_TYPE ||
    		req->ul_config_request_body.ul_config_pdu_list[i].pdu_type == NFAPI_UL_CONFIG_ULSCH_CQI_RI_PDU_TYPE ||
    		req->ul_config_request_body.ul_config_pdu_list[i].pdu_type == NFAPI_UL_CONFIG_ULSCH_CQI_HARQ_RI_PDU_TYPE ||
    		req->ul_config_request_body.ul_config_pdu_list[i].pdu_type == NFAPI_UL_CONFIG_UCI_HARQ_PDU_TYPE ||
    		req->ul_config_request_body.ul_config_pdu_list[i].pdu_type == NFAPI_UL_CONFIG_UCI_SR_PDU_TYPE ||
    		req->ul_config_request_body.ul_config_pdu_list[i].pdu_type == NFAPI_UL_CONFIG_UCI_SR_HARQ_PDU_TYPE
867 868
       )
    {
869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908
    	/*switch (req->ul_config_request_body.ul_config_pdu_list[i].pdu_type){
    	case NFAPI_UL_CONFIG_ULSCH_PDU_TYPE:
    		UL_INFO->rx_ind.rx_indication_body.rx_pdu_list = (nfapi_rx_indication_pdu_t*)malloc(req->ul_config_request_body.number_of_pdus*sizeof(nfapi_rx_indication_pdu_t));
    		UL_INFO->rx_ind.rx_indication_body.number_of_pdus = 0;

    		UL_INFO->crc_ind.crc_indication_body.crc_pdu_list = (nfapi_crc_indication_pdu_t*)malloc(req->ul_config_request_body.number_of_pdus*sizeof(nfapi_crc_indication_pdu_t));
    		UL_INFO->crc_ind.crc_indication_body.number_of_crcs = 0;
    		break;

    	case NFAPI_UL_CONFIG_ULSCH_HARQ_PDU_TYPE:
    		UL_INFO->rx_ind.rx_indication_body.rx_pdu_list = (nfapi_rx_indication_pdu_t*)malloc(req->ul_config_request_body.number_of_pdus*sizeof(nfapi_rx_indication_pdu_t));
    		UL_INFO->rx_ind.rx_indication_body.number_of_pdus = 0;

    		UL_INFO->crc_ind.crc_indication_body.crc_pdu_list = (nfapi_crc_indication_pdu_t*)malloc(req->ul_config_request_body.number_of_pdus*sizeof(nfapi_crc_indication_pdu_t));
    		UL_INFO->crc_ind.crc_indication_body.number_of_crcs = 0;

    		UL_INFO->harq_ind.harq_indication_body.harq_pdu_list = (nfapi_harq_indication_pdu_t*)malloc(req->ul_config_request_body.number_of_pdus*sizeof(nfapi_harq_indication_pdu_t));
    		UL_INFO->harq_ind.harq_indication_body.number_of_harqs = 0;
    		break;

    	case NFAPI_UL_CONFIG_UCI_HARQ_PDU_TYPE:
    		UL_INFO->harq_ind.harq_indication_body.harq_pdu_list = (nfapi_harq_indication_pdu_t*)malloc(req->ul_config_request_body.number_of_pdus*sizeof(nfapi_harq_indication_pdu_t));
    		UL_INFO->harq_ind.harq_indication_body.number_of_harqs = 0;
    		break;

    	case NFAPI_UL_CONFIG_UCI_SR_PDU_TYPE:
    		UL_INFO->sr_ind.sr_indication_body.sr_pdu_list = (nfapi_sr_indication_pdu_t*)malloc(req->ul_config_request_body.number_of_pdus*sizeof(nfapi_sr_indication_pdu_t));
    		UL_INFO->sr_ind.sr_indication_body.number_of_srs = 0;
    		break;

    	case NFAPI_UL_CONFIG_UCI_SR_HARQ_PDU_TYPE:
    		UL_INFO->harq_ind.harq_indication_body.harq_pdu_list = (nfapi_harq_indication_pdu_t*)malloc(req->ul_config_request_body.number_of_pdus*sizeof(nfapi_harq_indication_pdu_t));
    		UL_INFO->harq_ind.harq_indication_body.number_of_harqs = 0;

    		UL_INFO->sr_ind.sr_indication_body.sr_pdu_list = (nfapi_sr_indication_pdu_t*)malloc(req->ul_config_request_body.number_of_pdus*sizeof(nfapi_sr_indication_pdu_t));
    		UL_INFO->sr_ind.sr_indication_body.number_of_srs = 0;
    		break;
    	default:
    		break;
    	}*/
909

910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936
      handle_nfapi_ul_pdu_UE_MAC(Mod_id,&req->ul_config_request_body.ul_config_pdu_list[i],sfn,sf,req->ul_config_request_body.srs_present, i);

      /*if (UL_INFO->crc_ind.crc_indication_body.number_of_crcs>0)
      {
            //LOG_D(PHY,"UL_info->crc_ind.crc_indication_body.number_of_crcs:%d CRC_IND:SFN/SF:%d\n", UL_info->crc_ind.crc_indication_body.number_of_crcs, NFAPI_SFNSF2DEC(UL_info->crc_ind.sfn_sf));
    	  oai_nfapi_crc_indication(&UL_INFO->crc_ind);
    	  LOG_I(MAC, "Panos-D: ul_config_req_UE_MAC 2.2 \n");
    	  UL_INFO->crc_ind.crc_indication_body.number_of_crcs = 0;
      }
      if (UL_INFO->rx_ind.rx_indication_body.number_of_pdus>0)
      {
    	  //LOG_D(PHY,"UL_info->rx_ind.number_of_pdus:%d RX_IND:SFN/SF:%d\n", UL_info->rx_ind.rx_indication_body.number_of_pdus, NFAPI_SFNSF2DEC(UL_info->rx_ind.sfn_sf));
    	  LOG_I(MAC, "Panos-D: ul_config_req_UE_MAC 2.3 \n");
    	  oai_nfapi_rx_ind(&UL_INFO->rx_ind);
    	  LOG_I(MAC, "Panos-D: ul_config_req_UE_MAC 2.4 \n");
    	  UL_INFO->rx_ind.rx_indication_body.number_of_pdus = 0;
      }*/



      /*if (UL_INFO->rx_ind.rx_indication_body.number_of_pdus>0)
      {
    	  //LOG_D(PHY,"UL_info->rx_ind.number_of_pdus:%d RX_IND:SFN/SF:%d\n", UL_info->rx_ind.rx_indication_body.number_of_pdus, NFAPI_SFNSF2DEC(UL_info->rx_ind.sfn_sf));
    	  oai_nfapi_rx_ind(&UL_INFO->rx_ind);
    	  oai_nfapi_crc_indication(&UL_INFO->crc_ind);
    	  //UL_INFO->rx_ind.rx_indication_body.number_of_pdus = 0;
      }*/
937
      //LOG_D(MAC, "Panos-D: ul_config_req_UE_MAC 3 \n");
938

939 940 941 942 943 944
    }
    else
    {
      //NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s() PDU:%i UNKNOWN type :%d\n", __FUNCTION__, i, ul_config_pdu_list[i].pdu_type);
    }
  }
945

946
  if (UL_INFO->crc_ind.crc_indication_body.number_of_crcs>0)
947 948
  {
	  //LOG_D(PHY,"UL_info->crc_ind.crc_indication_body.number_of_crcs:%d CRC_IND:SFN/SF:%d\n", UL_info->crc_ind.crc_indication_body.number_of_crcs, NFAPI_SFNSF2DEC(UL_info->crc_ind.sfn_sf));
949
	  LOG_I(MAC, "Panos-D: ul_config_req_UE_MAC 2.2, SFN/SF in REQ:%d.%d, SFN/SF of PNF counter:%d.%d, number_of_crcs: %d \n", sfn, sf, timer_frame, timer_subframe, UL_INFO->crc_ind.crc_indication_body.number_of_crcs);
950
	  oai_nfapi_crc_indication(&UL_INFO->crc_ind);
951
	  //LOG_I(MAC, "Panos-D: ul_config_req_UE_MAC 2.21 \n");
952 953 954 955 956
	  UL_INFO->crc_ind.crc_indication_body.number_of_crcs = 0;
  }
  if (UL_INFO->rx_ind.rx_indication_body.number_of_pdus>0)
  {
	  //LOG_D(PHY,"UL_info->rx_ind.number_of_pdus:%d RX_IND:SFN/SF:%d\n", UL_info->rx_ind.rx_indication_body.number_of_pdus, NFAPI_SFNSF2DEC(UL_info->rx_ind.sfn_sf));
957
	  LOG_I(MAC, "Panos-D: ul_config_req_UE_MAC 2.3, SFN/SF in REQ:%d.%d, SFN/SF of PNF counter:%d.%d, number_of_pdus: %d \n", sfn, sf, timer_frame, timer_subframe, UL_INFO->rx_ind.rx_indication_body.number_of_pdus);
958 959
	  //LOG_I(MAC, "Panos-D: ul_config_req_UE_MAC 2.3 \n");
	  oai_nfapi_rx_ind(&UL_INFO->rx_ind);
960
	  //LOG_I(MAC, "Panos-D: ul_config_req_UE_MAC 2.31 \n");
961 962 963 964
	  UL_INFO->rx_ind.rx_indication_body.number_of_pdus = 0;
  }
  if(UL_INFO->harq_ind.harq_indication_body.number_of_harqs>0)
  {
965
	  LOG_I(MAC, "Panos-D: ul_config_req_UE_MAC 2.4, SFN/SF in REQ:%d.%d, SFN/SF of PNF counter:%d.%d, number_of_harqs: %d \n", sfn, sf, timer_frame, timer_subframe, UL_INFO->harq_ind.harq_indication_body.number_of_harqs);
966
	  oai_nfapi_harq_indication(&UL_INFO->harq_ind);
967
	  //LOG_I(MAC, "Panos-D: ul_config_req_UE_MAC 2.41 \n");
968 969 970
	  UL_INFO->harq_ind.harq_indication_body.number_of_harqs =0;

  }
971 972
  if(UL_INFO->sr_ind.sr_indication_body.number_of_srs>0)
  {
973
	  LOG_I(MAC, "Panos-D: ul_config_req_UE_MAC 2.5, SFN/SF in REQ:%d.%d, SFN/SF of PNF counter:%d.%d, number_of_srs: %d \n", sfn, sf, timer_frame, timer_subframe, UL_INFO->sr_ind.sr_indication_body.number_of_srs);
974
	  oai_nfapi_sr_indication(&UL_INFO->sr_ind);
975
	  //LOG_I(MAC, "Panos-D: ul_config_req_UE_MAC 2.51 \n");
976 977
	  UL_INFO->sr_ind.sr_indication_body.number_of_srs = 0;
  }
978 979 980 981 982 983 984 985 986 987 988

  // Free ul_config_request
  /*if(req->ul_config_request_body.ul_config_pdu_list != NULL){
	  free(req->ul_config_request_body.ul_config_pdu_list);
	  req->ul_config_request_body.ul_config_pdu_list = NULL;
  }
  free(req);
  req = NULL;*/


  // Free UL_INFO messages
989
  //if(UL_INFO->crc_ind.crc_indication_body.crc_pdu_list != NULL){
990 991
	  free(UL_INFO->crc_ind.crc_indication_body.crc_pdu_list);
	  UL_INFO->crc_ind.crc_indication_body.crc_pdu_list = NULL;
992 993
  //}
  //if(UL_INFO->rx_ind.rx_indication_body.rx_pdu_list != NULL){
994 995
	  free(UL_INFO->rx_ind.rx_indication_body.rx_pdu_list);
	  UL_INFO->rx_ind.rx_indication_body.rx_pdu_list = NULL;
996 997
  //}
  //if(UL_INFO->harq_ind.harq_indication_body.harq_pdu_list !=NULL){
998 999
	  free(UL_INFO->harq_ind.harq_indication_body.harq_pdu_list);
	  UL_INFO->harq_ind.harq_indication_body.harq_pdu_list = NULL;
1000 1001
  //}
  //if(UL_INFO->sr_ind.sr_indication_body.sr_pdu_list!=NULL){
1002 1003
	  free(UL_INFO->sr_ind.sr_indication_body.sr_pdu_list);
	  UL_INFO->sr_ind.sr_indication_body.sr_pdu_list = NULL;
1004
  //}
1005
  free(UL_INFO);
1006 1007
  UL_INFO = NULL;
	}
1008 1009 1010 1011

  return 0;
}

1012 1013 1014 1015
int tx_req_UE_MAC1( int k) {
	return 0;
}

1016

1017
int tx_req_UE_MAC(nfapi_tx_request_t* req)
1018 1019 1020 1021 1022 1023
{
  uint16_t sfn = NFAPI_SFNSF2SFN(req->sfn_sf);
  uint16_t sf = NFAPI_SFNSF2SF(req->sfn_sf);

  LOG_D(PHY,"%s() SFN/SF:%d/%d PDUs:%d\n", __FUNCTION__, sfn, sf, req->tx_request_body.number_of_pdus);

1024
  //LOG_I(MAC, "Panos-D: tx_req_UE_MAC 1 \n");
1025 1026 1027 1028
  //printf("Panos-D: tx_req_UE_MAC 1 \n");
  //if (req->tx_request_body.tl.tag==NFAPI_TX_REQUEST_BODY_TAG)
  //{

1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040
    for (int i=0; i<req->tx_request_body.number_of_pdus; i++)
    {
      LOG_D(PHY,"%s() SFN/SF:%d/%d number_of_pdus:%d [PDU:%d] pdu_length:%d pdu_index:%d num_segments:%d\n",
          __FUNCTION__,
          sfn, sf,
          req->tx_request_body.number_of_pdus,
          i,
          req->tx_request_body.tx_pdu_list[i].pdu_length,
          req->tx_request_body.tx_pdu_list[i].pdu_index,
          req->tx_request_body.tx_pdu_list[i].num_segments
          );

1041 1042
      //tx_request_pdu_list = req->tx_request_body.tx_pdu_list;
      //tx_request_pdu[sfn][sf][i] = &req->tx_request_body.tx_pdu_list[i];
1043
    }
1044
  //}
1045 1046 1047 1048 1049

  return 0;
}


1050
int dl_config_req_UE_MAC(nfapi_dl_config_request_t* req)
1051
{
1052
	if (req!=NULL && tx_request_pdu_list!=NULL){
1053
	//LOG_I(MAC, "Panos-D: dl_config_req_UE_MAC 1 \n");
1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069
  int sfn = NFAPI_SFNSF2SFN(req->sfn_sf);
  int sf = NFAPI_SFNSF2SF(req->sfn_sf);
  module_id_t Mod_id = 0; //Panos: Currently static (only for one UE) but this should change.

  /*struct PHY_VARS_eNB_s *eNB = RC.eNB[0][0];
  eNB_rxtx_proc_t *proc = &eNB->proc.proc_rxtx[0];*/
  nfapi_dl_config_request_pdu_t* dl_config_pdu_list = req->dl_config_request_body.dl_config_pdu_list;
  nfapi_dl_config_request_pdu_t *dl_config_pdu_tmp;

  /*LTE_eNB_PDCCH *pdcch_vars = &eNB->pdcch_vars[sf&1];

  pdcch_vars->num_pdcch_symbols = req->dl_config_request_body.number_pdcch_ofdm_symbols;
  pdcch_vars->num_dci = 0;*/

  //NFAPI_TRACE(NFAPI_TRACE_INFO, "%s() TX:%d/%d RX:%d/%d sfn_sf:%d DCI:%d PDU:%d\n", __FUNCTION__, proc->frame_tx, proc->subframe_tx, proc->frame_rx, proc->subframe_rx, NFAPI_SFNSF2DEC(req->sfn_sf), req->dl_config_request_body.number_dci, req->dl_config_request_body.number_pdu);

1070 1071 1072 1073 1074


  //LOG_D(PHY,"NFAPI: Sched_INFO:SFN/SF:%d%d dl_pdu:%d tx_req:%d hi_dci0:%d ul_cfg:%d num_pdcch_symbols:%d\n",
  //	frame,subframe,number_dl_pdu,TX_req->tx_request_body.number_of_pdus,number_hi_dci0_pdu,number_ul_pdu, eNB->pdcch_vars[subframe&1].num_pdcch_symbols);

1075 1076 1077
  for (int i=0;i<req->dl_config_request_body.number_pdu;i++)
  {
    //NFAPI_TRACE(NFAPI_TRACE_INFO, "%s() sfn/sf:%d PDU[%d] size:%d\n", __FUNCTION__, NFAPI_SFNSF2DEC(req->sfn_sf), i, dl_config_pdu_list[i].pdu_size);
1078 1079
	  LOG_E(MAC, "dl_config_req_UE_MAC 2 Received real ones: sfn/sf:%d.%d PDU[%d] size:%d\n", sfn, sf, i, dl_config_pdu_list[i].pdu_size);

1080 1081 1082 1083 1084 1085 1086
    if (dl_config_pdu_list[i].pdu_type == NFAPI_DL_CONFIG_DCI_DL_PDU_TYPE)
    {
		if (dl_config_pdu_list[i].dci_dl_pdu.dci_dl_pdu_rel8.rnti_type == 1) {
			// C-RNTI (Normal DLSCH case)
			dl_config_pdu_tmp = &dl_config_pdu_list[i+1];
			if (dl_config_pdu_tmp->pdu_type == NFAPI_DL_CONFIG_DLSCH_PDU_TYPE){
				if(tx_request_pdu_list + dl_config_pdu_tmp->dlsch_pdu.dlsch_pdu_rel8.pdu_index!= NULL){
1087
					LOG_E(MAC, "dl_config_req_UE_MAC 2 Received data: sfn/sf:%d PDU[%d] size:%d\n", NFAPI_SFNSF2DEC(req->sfn_sf), i, dl_config_pdu_list[i].pdu_size);
1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102
					ue_send_sdu(Mod_id, 0, sfn, sf,
							tx_request_pdu_list[dl_config_pdu_tmp->dlsch_pdu.dlsch_pdu_rel8.pdu_index].segments[0].segment_data,
							tx_request_pdu_list[dl_config_pdu_tmp->dlsch_pdu.dlsch_pdu_rel8.pdu_index].segments[0].segment_length,
							0);
					i++;
				}
			}
			else {
				LOG_E(MAC,"[UE %d] Frame %d, subframe %d : Cannot extract DLSCH PDU from NFAPI\n",Mod_id, sfn,sf);
			}
		}
		else if (dl_config_pdu_list[i].dci_dl_pdu.dci_dl_pdu_rel8.rnti_type == 2) {
			dl_config_pdu_tmp = &dl_config_pdu_list[i+1];
			if(dl_config_pdu_tmp->pdu_type == NFAPI_DL_CONFIG_DLSCH_PDU_TYPE && dl_config_pdu_list[i].dci_dl_pdu.dci_dl_pdu_rel8.rnti == 0xFFFF){
				//pdu = Tx_req->tx_request_body.tx_pdu_list[dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.pdu_index].segments[0].segment_data;
1103 1104
				LOG_E(MAC,"dl_config_req_UE_MAC 3 Received SI: [PDU:%d] NFAPI_DL_CONFIG_DLSCH_PDU_TYPE TX:%d/%d RX:%d/%d transport_blocks:%d pdu_index:%d sdu:%p\n",
				            i, sfn, sf, sfn, sf, dl_config_pdu_tmp->dlsch_pdu.dlsch_pdu_rel8.transport_blocks, dl_config_pdu_tmp->dlsch_pdu.dlsch_pdu_rel8.pdu_index, tx_request_pdu_list[dl_config_pdu_tmp->dlsch_pdu.dlsch_pdu_rel8.pdu_index].segments[0].segment_data);
1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123
				if(tx_request_pdu_list + dl_config_pdu_tmp->dlsch_pdu.dlsch_pdu_rel8.pdu_index!= NULL){
					ue_decode_si(Mod_id, 0, sfn, 0,
							tx_request_pdu_list[dl_config_pdu_tmp->dlsch_pdu.dlsch_pdu_rel8.pdu_index].segments[0].segment_data,
							tx_request_pdu_list[dl_config_pdu_tmp->dlsch_pdu.dlsch_pdu_rel8.pdu_index].segments[0].segment_length);
					i++;
				}
			}
			else if(dl_config_pdu_tmp->pdu_type == NFAPI_DL_CONFIG_DLSCH_PDU_TYPE && dl_config_pdu_list[i].dci_dl_pdu.dci_dl_pdu_rel8.rnti == 0xFFFE){
				// P_RNTI case
				//pdu = Tx_req->tx_request_body.tx_pdu_list[dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.pdu_index].segments[0].segment_data;
				if(tx_request_pdu_list + dl_config_pdu_tmp->dlsch_pdu.dlsch_pdu_rel8.pdu_index!= NULL){
					ue_decode_p(Mod_id, 0, sfn, 0,
							tx_request_pdu_list[dl_config_pdu_tmp->dlsch_pdu.dlsch_pdu_rel8.pdu_index].segments[0].segment_data,
							tx_request_pdu_list[dl_config_pdu_tmp->dlsch_pdu.dlsch_pdu_rel8.pdu_index].segments[0].segment_length);
					i++;
				}
			}
			else if(dl_config_pdu_tmp->pdu_type == NFAPI_DL_CONFIG_DLSCH_PDU_TYPE) {
				// RA-RNTI case
1124
				LOG_E(MAC,"dl_config_req_UE_MAC 4 Received RAR? \n");
1125 1126 1127 1128 1129 1130 1131
				// RNTI parameter not actually used. Provided only to comply with existing function definition.
				// Not sure about parameters to fill the preamble index.
				//rnti_t c_rnti = UE_mac_inst[Mod_id].crnti;
				rnti_t ra_rnti = UE_mac_inst[Mod_id].RA_prach_resources.ra_RNTI;
				if ((UE_mac_inst[Mod_id].UE_mode[0] != PUSCH) &&
				  (UE_mac_inst[Mod_id].RA_prach_resources.Msg3!=NULL) &&
				  (tx_request_pdu_list + dl_config_pdu_tmp->dlsch_pdu.dlsch_pdu_rel8.pdu_index!= NULL)) {
1132
					LOG_E(MAC,"dl_config_req_UE_MAC 5 Received RAR \n");
1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153
					ue_process_rar(Mod_id, 0, sfn,
							ra_rnti, //RA-RNTI
							tx_request_pdu_list[dl_config_pdu_tmp->dlsch_pdu.dlsch_pdu_rel8.pdu_index].segments[0].segment_data,
							&dl_config_pdu_tmp->dlsch_pdu.dlsch_pdu_rel8.rnti, //t-crnti
							UE_mac_inst[Mod_id].RA_prach_resources.ra_PreambleIndex,
							tx_request_pdu_list[dl_config_pdu_tmp->dlsch_pdu.dlsch_pdu_rel8.pdu_index].segments[0].segment_data);
					UE_mac_inst[Mod_id].UE_mode[0] = RA_RESPONSE;
					UE_mac_inst[Mod_id].first_ULSCH_Tx = 1; //Expecting an UL_CONFIG_ULSCH_PDU to enable Msg3 Txon (first ULSCH Txon for the UE)
				}
			}
			else {
				LOG_E(MAC,"[UE %d] %d Frame %d, subframe %d : Cannot extract DLSCH PDU from NFAPI\n",Mod_id, sfn, sf);
			}

		}
    }
    else if (dl_config_pdu_list[i].pdu_type == NFAPI_DL_CONFIG_BCH_PDU_TYPE)
    {
    	// BCH case
    	// Last parameter is 1 if first time synchronization and zero otherwise. Not sure which value to put
    	// for our case.
1154
    	LOG_E(MAC,"dl_config_req_UE_MAC 4 Received MIB: sfn/sf: %d.%d \n", sfn, sf);
1155
    	dl_phy_sync_success(Mod_id,sfn,0, 0);
1156 1157 1158 1159
    	if(UE_mac_inst[Mod_id].UE_mode[0] == NOT_SYNCHED){
    		LOG_E(MAC,"dl_config_req_UE_MAC 5 Received MIB: UE_mode: %d\n", UE_mac_inst[Mod_id].UE_mode[0]);
    		UE_mac_inst[Mod_id].UE_mode[0]=PRACH;
    	}
1160 1161 1162 1163 1164

    }

    else
    {
1165
      //NFAPI_TRACE(NFAPI_TRACE_ERROR, "%s() UNKNOWN:%d\n", __FUNCTION__, dl_config_pdu_list[i].pdu_type);
1166 1167
    }
  }
1168
  //deallocate_mem_nfapi_dl
1169 1170 1171 1172

  if(req->vendor_extension)
    free(req->vendor_extension);

1173 1174 1175 1176
  /*if(req->vendor_extension!=NULL){
    free(req->vendor_extension);
    req->vendor_extension = NULL;
  }*/
1177

1178 1179 1180 1181
  if(tx_request_pdu_list!=NULL){
	  free(tx_request_pdu_list);
  	  tx_request_pdu_list = NULL;
  }
1182 1183 1184 1185
  if(req->dl_config_request_body.dl_config_pdu_list!=NULL){
	  free(req->dl_config_request_body.dl_config_pdu_list);
	  req->dl_config_request_body.dl_config_pdu_list = NULL;
  }
1186 1187
  free(req);
  req = NULL;
1188
  return 0;
1189
	}
1190 1191
	else if(req!=NULL){
		//LOG_I(MAC, "Panos-D: dl_config_req_UE_MAC probably dummy DL_Config \n");
1192 1193 1194 1195 1196 1197 1198
		if(req->dl_config_request_body.dl_config_pdu_list!=NULL){
			//LOG_I(MAC, "Panos-D: dl_config_req_UE_MAC probably dummy DL_Config 2\n");
			free(req->dl_config_request_body.dl_config_pdu_list);
			req->dl_config_request_body.dl_config_pdu_list = NULL;
		}
		free(req);
		req = NULL;
1199 1200 1201 1202 1203 1204
		return -1;
	}




1205 1206 1207
}


1208 1209 1210 1211 1212 1213
int deallocate_mem_nfapi_dl(nfapi_dl_config_request_t* req, nfapi_tx_request_pdu_t* tx_pdu_list){

}



1214

1215
int hi_dci0_req_UE_MAC(nfapi_hi_dci0_request_t* req)
1216
{
1217
	if (req!=NULL && req->hi_dci0_request_body.hi_dci0_pdu_list!=NULL){
1218 1219 1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237
  LOG_D(PHY,"[UE-PHY_STUB] hi dci0 request sfn_sf:%d number_of_dci:%d number_of_hi:%d\n", NFAPI_SFNSF2DEC(req->sfn_sf), req->hi_dci0_request_body.number_of_dci, req->hi_dci0_request_body.number_of_hi);

  //phy_info* phy = (phy_info*)(pnf_p7->user_data);

  module_id_t Mod_id = 0; //Panos: Currently static (only for one UE) but this should change.

  /*struct PHY_VARS_eNB_s *eNB = RC.eNB[0][0];
  eNB_rxtx_proc_t *proc = &eNB->proc.proc_rxtx[0];*/

  for (int i=0; i<req->hi_dci0_request_body.number_of_dci + req->hi_dci0_request_body.number_of_hi; i++)
  {
    LOG_D(PHY,"[UE-PHY_STUB] HI_DCI0_REQ sfn_sf:%d PDU[%d]\n", NFAPI_SFNSF2DEC(req->sfn_sf), i);

    if (req->hi_dci0_request_body.hi_dci0_pdu_list[i].pdu_type == NFAPI_HI_DCI0_DCI_PDU_TYPE)
    {
      LOG_D(PHY,"[UE-PHY_STUB] HI_DCI0_REQ sfn_sf:%d PDU[%d] - NFAPI_HI_DCI0_DCI_PDU_TYPE not used \n", NFAPI_SFNSF2DEC(req->sfn_sf), i);

    }
    else if (req->hi_dci0_request_body.hi_dci0_pdu_list[i].pdu_type == NFAPI_HI_DCI0_HI_PDU_TYPE)
    {
1238
      //LOG_I(MAC,"[UE-PHY_STUB] HI_DCI0_REQ sfn_sf:%d PDU[%d] - NFAPI_HI_DCI0_HI_PDU_TYPE\n", NFAPI_SFNSF2DEC(req->sfn_sf), i);
1239 1240 1241 1242 1243

      nfapi_hi_dci0_request_pdu_t *hi_dci0_req_pdu = &req->hi_dci0_request_body.hi_dci0_pdu_list[i];

      // This is meaningful only after ACKnowledging the first ULSCH Txon (i.e. Msg3)
      if(hi_dci0_req_pdu->hi_pdu.hi_pdu_rel8.hi_value == 1 && UE_mac_inst[Mod_id].first_ULSCH_Tx == 1){
1244
    	  //LOG_I(MAC,"[UE-PHY_STUB] HI_DCI0_REQ 2 sfn_sf:%d PDU[%d] - NFAPI_HI_DCI0_HI_PDU_TYPE\n", NFAPI_SFNSF2DEC(req->sfn_sf), i);
1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255
    	  UE_mac_inst[Mod_id].UE_mode[0] = PUSCH;
    	  UE_mac_inst[Mod_id].first_ULSCH_Tx = 0;
      }

    }
    else
    {
      LOG_E(PHY,"[UE-PHY_STUB] HI_DCI0_REQ sfn_sf:%d PDU[%d] - unknown pdu type:%d\n", NFAPI_SFNSF2DEC(req->sfn_sf), i, req->hi_dci0_request_body.hi_dci0_pdu_list[i].pdu_type);
    }
  }

1256 1257 1258 1259 1260 1261 1262 1263 1264 1265 1266 1267 1268
  /*if(req->hi_dci0_request_body.hi_dci0_pdu_list!=NULL){
	  free(req->hi_dci0_request_body.hi_dci0_pdu_list);
	  req->hi_dci0_request_body.hi_dci0_pdu_list = NULL;
  }
  free(req);
  req = NULL;*/

	}
	/*else if(req!=NULL){
		free(req);
		req = NULL;
	}*/

1269 1270 1271
  return 0;
}

1272 1273 1274 1275




1276 1277
// The following set of memcpy functions should be getting called as callback functions from
// pnf_p7_subframe_ind.
1278
int memcpy_dl_config_req (nfapi_pnf_p7_config_t* pnf_p7, nfapi_dl_config_request_t* req)
1279
{
1280
	//LOG_I(MAC, "Panos-D: memcpy_dl_config_req 1");
1281

1282
	module_id_t Mod_id = 0; //Panos: Currently static (only for one UE) but this should change.
1283
	UE_mac_inst[Mod_id].dl_config_req = (nfapi_dl_config_request_t*)malloc(sizeof(nfapi_dl_config_request_t));
1284
	//LOG_I(MAC, "Panos-D: memcpy_dl_config_req 1 \n");
1285 1286


1287
	//UE_mac_inst[Mod_id].dl_config_req->header = req->header;
1288
	UE_mac_inst[Mod_id].dl_config_req->sfn_sf = req->sfn_sf;
1289 1290 1291 1292
	//vendor_extension = &UE_mac_inst[Mod_id].dl_config_req->vendor_extension;
	//vendor_extension->tag = req->vendor_extension.tag;
	//vendor_extension->length = req->vendor_extension.length;

1293
	UE_mac_inst[Mod_id].dl_config_req->vendor_extension = req->vendor_extension;
1294 1295
	//UE_mac_inst[Mod_id].dl_config_req->vendor_extension.tag = req->vendor_extension.tag;
	//UE_mac_inst[Mod_id].dl_config_req->vendor_extension.length = req->vendor_extension.length;
1296 1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308

	UE_mac_inst[Mod_id].dl_config_req->dl_config_request_body.number_dci = req->dl_config_request_body.number_dci;
	UE_mac_inst[Mod_id].dl_config_req->dl_config_request_body.number_pdcch_ofdm_symbols = req->dl_config_request_body.number_pdcch_ofdm_symbols;
	UE_mac_inst[Mod_id].dl_config_req->dl_config_request_body.number_pdsch_rnti = req->dl_config_request_body.number_pdsch_rnti;
	UE_mac_inst[Mod_id].dl_config_req->dl_config_request_body.number_pdu = req->dl_config_request_body.number_pdu;
	UE_mac_inst[Mod_id].dl_config_req->dl_config_request_body.tl = req->dl_config_request_body.tl;

	UE_mac_inst[Mod_id].dl_config_req->dl_config_request_body.dl_config_pdu_list = (nfapi_dl_config_request_pdu_t*) malloc(req->dl_config_request_body.number_pdu*sizeof(nfapi_dl_config_request_pdu_t));
	for(int i=0; i<UE_mac_inst[Mod_id].dl_config_req->dl_config_request_body.number_pdu; i++) {
		UE_mac_inst[Mod_id].dl_config_req->dl_config_request_body.dl_config_pdu_list[i] = req->dl_config_request_body.dl_config_pdu_list[i];
	}

	//UE_mac_inst[Mod_id].dl_config_req = req;
1309
	return 0;
1310

1311 1312
}

1313
int memcpy_ul_config_req (nfapi_pnf_p7_config_t* pnf_p7, nfapi_ul_config_request_t* req)
1314
{
1315
	//LOG_D(MAC, "Panos-D: memcpy_ul_config_req 1 \n");
1316

1317
	module_id_t Mod_id = 0; //Panos: Currently static (only for one UE) but this should change.
1318 1319 1320 1321 1322 1323 1324 1325

	UE_mac_inst[Mod_id].ul_config_req = (nfapi_ul_config_request_t*)malloc(sizeof(nfapi_ul_config_request_t));
	//UE_mac_inst[Mod_id].ul_config_req->header = req->header;
	UE_mac_inst[Mod_id].ul_config_req->sfn_sf = req->sfn_sf;
	UE_mac_inst[Mod_id].ul_config_req->vendor_extension = req->vendor_extension;
	//UE_mac_inst[Mod_id].ul_config_req->vendor_extension->tag = req->vendor_extension.tag;
	//UE_mac_inst[Mod_id].ul_config_req->vendor_extension->length = req->vendor_extension.length;

1326 1327
	//LOG_D(MAC, "Panos-D: memcpy_ul_config_req SFN_SF: MINE: %d \n", UE_mac_inst[Mod_id].ul_config_req->sfn_sf);
	//LOG_D(MAC, "Panos-D: memcpy_ul_config_req SFN_SF: REQ: %d \n", req->sfn_sf);
1328 1329 1330 1331 1332 1333

	UE_mac_inst[Mod_id].ul_config_req->ul_config_request_body.number_of_pdus = req->ul_config_request_body.number_of_pdus;
	UE_mac_inst[Mod_id].ul_config_req->ul_config_request_body.rach_prach_frequency_resources = req->ul_config_request_body.rach_prach_frequency_resources;
	UE_mac_inst[Mod_id].ul_config_req->ul_config_request_body.srs_present = req->ul_config_request_body.srs_present;
	UE_mac_inst[Mod_id].ul_config_req->ul_config_request_body.tl = req->ul_config_request_body.tl;

1334
	//LOG_D(MAC, "Panos-D: memcpy_ul_config_req 1 #ofULPDUs: %d \n", UE_mac_inst[Mod_id].ul_config_req->ul_config_request_body.number_of_pdus); //req->ul_config_request_body.number_of_pdus);
1335 1336 1337
	UE_mac_inst[Mod_id].ul_config_req->ul_config_request_body.ul_config_pdu_list = (nfapi_ul_config_request_pdu_t*) malloc(req->ul_config_request_body.number_of_pdus*sizeof(nfapi_ul_config_request_pdu_t));
	for(int i=0; i<UE_mac_inst[Mod_id].ul_config_req->ul_config_request_body.number_of_pdus; i++) {
			UE_mac_inst[Mod_id].ul_config_req->ul_config_request_body.ul_config_pdu_list[i] = req->ul_config_request_body.ul_config_pdu_list[i];
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			//LOG_I(MAC, "Panos-D: memcpy_ul_config_req TAG MINE: %d \n", UE_mac_inst[Mod_id].ul_config_req->ul_config_request_body.ul_config_pdu_list[i].pdu_type);
			//LOG_I(MAC, "Panos-D: memcpy_ul_config_req TAG REQ: %d \n", req->ul_config_request_body.ul_config_pdu_list[i].pdu_type);
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		}


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	//UE_mac_inst[Mod_id].ul_config_req = req;