phy_init.h 15.7 KB
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/*
 * 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
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 * the OAI Public License, Version 1.1  (the "License"); you may not use this file
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 * 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
 */

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#ifndef __INIT_DEFS__H__
#define __INIT_DEFS__H__

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#include "PHY/defs_eNB.h"
#include "PHY/defs_UE.h"
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#include "SystemInformationBlockType2.h"
//#include "RadioResourceConfigCommonSIB.h"
#include "RadioResourceConfigDedicated.h"
#include "TDD-Config.h"
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#include "PHICH-Config.h"
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#include "MBSFN-SubframeConfigList.h"
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#include "MobilityControlInfo.h"
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#if defined(Rel10) || defined(Rel14)
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#include "SCellToAddMod-r10.h"
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#endif
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/** @addtogroup _PHY_STRUCTURES_
 * @{
 */

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/*!
\fn int l1_top_init_eNB(void)
\brief Initialize north interface for L1
@returns 0 on success
 */
int l1_north_init_eNB(void);

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/*!
\fn int phy_init_top(LTE_DL_FRAME_PARMS *frame_parms)
\brief Allocate and Initialize the PHY variables after receiving static configuration
@param frame_parms Pointer to LTE_DL_FRAME_PARMS (common configuration)
@returns 0 on success
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 */
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int phy_init_top(LTE_DL_FRAME_PARMS *frame_parms);


/*!
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\brief Allocate and Initialize the PHY variables relevant to the LTE ue signal buffers.
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\details Only a subset of phy_vars_ue is initialized.
@param[out] phy_vars_ue Pointer to UE Variables
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@param nb_connected_eNB Number of eNB that UE can process in one PDSCH demodulation subframe
@param abstraction_flag 1 indicates memory should be allocated for abstracted MODEM
@returns 0 on success
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@returns -1 if any memory allocation failed
@note The current implementation will never return -1, but segfault.
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 */
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int init_lte_ue_signal(PHY_VARS_UE *phy_vars_ue,
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			   int          nb_connected_eNB,
			   uint8_t         abstraction_flag);

/*!
\brief Allocate and initialize the PHY variables releated to the transport channel buffers (UL/DL)
@param ue Pointer to UE L1 context
@param abstraction flag Indicates that abstraction is used in L1
*/
void init_lte_ue_transport(PHY_VARS_UE *ue,int absraction_flag);
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/*!
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\brief Allocate and initialize the PHY variables relevant to the LTE implementation (eNB).
\details Only a subset of phy_vars_eNb is initialized.
@param[out] phy_vars_eNb Pointer to eNB Variables
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@param is_secondary_eNb Flag to indicate this eNB gets synch from another
@param abstraction_flag 1 indicates memory should be allocated for abstracted MODEM
@returns 0 on success
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@returns -1 if any memory allocation failed
@note The current implementation will never return -1, but segfault.
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 */
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int phy_init_lte_eNB(PHY_VARS_eNB *phy_vars_eNb,
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                     unsigned char is_secondary_eNb,
                     unsigned char abstraction_flag);
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/*!
\brief Free the PHY variables relevant to the LTE implementation (eNB).
\details Only a subset of phy_vars_eNb is freed (those who have been allocated with phy_init_lte_eNB()).
@param[in] phy_vars_eNb Pointer to eNB Variables
 */
void phy_free_lte_eNB(PHY_VARS_eNB *phy_vars_eNb);

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/** \brief Configure LTE_DL_FRAME_PARMS with components derived after initial synchronization (MIB decoding + primary/secondary synch).
\details The basically allows configuration of \f$N_{\mathrm{RB}}^{\mathrm{DL}}\f$, the cell id  \f$N_{\mathrm{ID}}^{\mathrm{cell}}\f$, the normal/extended prefix mode, the frame type (FDD/TDD), \f$N_{\mathrm{cp}}\f$, the number of TX antennas at eNB (\f$p\f$) and the number of PHICH groups, \f$N_{\mathrm{group}}^{\mathrm{PHICH}}\f$
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@param lte_frame_parms pointer to LTE parameter structure
@param N_RB_DL Number of DL resource blocks
@param Nid_cell Cell ID
@param Ncp Normal/Extended Prefix flag
@param p_eNB Number of eNB TX antennas
@param phich_config Pointer to PHICH_CONFIG_COMMON
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 */
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void phy_config_mib_eNB(int                    Mod_id,
			int                    CC_id,
			int                    eutra_band,
			int                    N_RB_DL,
			PHICH_Config_t         *phich_config,
			int                    Nid_cell,
			int                    Ncp,
			int                    p_eNB,
			uint32_t               dl_CarrierFreq,
			uint32_t               ul_CarrierFreq);

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/** \brief Configure LTE_DL_FRAME_PARMS with components derived after reception of SIB1.
\details From a PHY perspective this allows configuration of TDD framing parameters and SI reception.
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@param Mod_id Instance ID of eNB
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@param CC_id Component Carrier index
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@param tdd_Config TDD UL/DL and S-subframe configurations
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@param SIwindowsize Size of a SI window in frames where repetitions of a unique System Information message block is repeated
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@param SIperiod Periodicity of System Information Messages (in multiples of a frame)*/
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void phy_config_sib1_eNB(module_id_t    Mod_id,
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                         int CC_id,
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                         TDD_Config_t  *tdd_Config,
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                         uint8_t           SIwindowsize,
                         uint16_t            SIperiod);
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/** \brief Configure LTE_DL_FRAME_PARMS with components derived after reception of SIB1.
\details From a PHY perspective this allows configuration of TDD framing parameters and SI reception.
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@param Mod_id Instance ID of UE
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@param CC_id Component Carrier index
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@param CH_index Index of eNB for this configuration
@param tdd_Config TDD UL/DL and S-subframe configurations
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@param SIwindowsize Size of a SI window in frames where repetitions of a unique System Information message block is repeated
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@param SIperiod Periodicity of System Information Messages (in multiples of a frame)*/
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void phy_config_sib1_ue(module_id_t   Mod_id,
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                        int CC_id,
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                        uint8_t          CH_index,
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                        TDD_Config_t *tdd_Config,
                        uint8_t          SIwindowsize,
                        uint16_t           SIperiod);
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/*!
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  \fn void phy_config_sib2_ue(module_id_t Mod_id,uint8_t CC_id,uint8_t CH_index,
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      RadioResourceConfigCommonSIB_t *radioResourceConfigCommon,
      ARFCN_ValueEUTRA_t *ul_CArrierFreq,
            long *ul_Bandwidth,
      AdditionalSpectrumEmission_t additionalSpectrumEmission,
      struct MBSFN_SubframeConfigList *mbsfn_SubframeConfigList)
  \brief Configure LTE_DL_FRAME_PARMS with components derived after reception of SIB2 (at UE).
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  @param Mod_id Instance id
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  @param CC_id
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  @param CH_index Index of CH to which UE is connected
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  @param CC_id Component Carrier Index
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  @param radioResourceConfigCommon Radio Configuration from SIB2
  @param ul_CarrierFreq UL carrier ARFCN, null if optional (i.e. implicit from DL)
  @param ul_Bandwidth UL bandwidth, null if optional (i.e. same as DL)
  @param additionalSpectrumEmission UL parameter (see 36.101)
  @param mbsfn_SubframeConfigList MBSFN subframe configuration
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 */
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void phy_config_sib2_ue(module_id_t                     Mod_id,
                        int                         CC_id,
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                        uint8_t                         CH_index,
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                        RadioResourceConfigCommonSIB_t  *radioResourceConfigCommon,
                        ARFCN_ValueEUTRA_t              *ul_CArrierFreq,
                        long                            *ul_Bandwidth,
                        AdditionalSpectrumEmission_t    *additionalSpectrumEmission,
                        struct MBSFN_SubframeConfigList *mbsfn_SubframeConfigList);
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/*!
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  \fn phy_config_afterHO_ue
  \brief Configure Common PHY parameters from mobilityControlInfo
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  @param Mod_id
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  @param CC_id
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  @param eNB_index
  @param mobilityControlInfo pointer to the mobility control information for handover
  @param ho_failed flag to indicated whether the ho was successful or not
 */
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void phy_config_afterHO_ue(module_id_t Mod_id,
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                           uint8_t CC_id,
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                           uint8_t eNB_index,
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                           MobilityControlInfo_t *mobilityControlInfo,
                           uint8_t ho_failed);
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/*!
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  \fn void phy_config_sib2_eNB(module_id_t Mod_id,
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                               RadioResourceConfigCommonSIB_t *radioResourceConfigCommon,
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             ARFCN_ValueEUTRA_t *ul_CArrierFreq,
             long *ul_Bandwidth,
             AdditionalSpectrumEmission_t additionalSpectrumEmission,
             struct MBSFN_SubframeConfigList  *mbsfn_SubframeConfigList)
  \brief Configure LTE_DL_FRAME_PARMS with components of SIB2 (at eNB).
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  @param Mod_id Instance id
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  @param Mod_id Component Carrier index
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  @param radioResourceConfigCommon Radio Configuration from SIB2
  @param ul_CarrierFreq UL carrier ARFCN, null if optional (i.e. implicit from DL)
  @param ul_Bandwidth UL bandwidth, null if optional (i.e. same as DL)
  @param additionalSpectrumEmission UL parameter (see 36.101)
  @param mbsfn_SubframeConfigList MBSFN subframe configuration
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 */
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void phy_config_sib2_eNB(module_id_t                            Mod_id,
                         int                                CC_id,
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                         RadioResourceConfigCommonSIB_t         *radioResourceConfigCommon,
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                         ARFCN_ValueEUTRA_t                     *ul_CArrierFreq,
                         long                                   *ul_Bandwidth,
                         AdditionalSpectrumEmission_t           *additionalSpectrumEmission,
                         struct MBSFN_SubframeConfigList        *mbsfn_SubframeConfigList);
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/*!
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\fn void phy_config_dedicated_ue(module_id_t Mod_id,uint8_t CC_id,uint8_t CH_index,
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               struct PhysicalConfigDedicated *physicalConfigDedicated)
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\brief Configure UE dedicated parameters.
\details Invoked upon reception of RRCConnectionSetup or RRCConnectionReconfiguration from eNB.
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@param Mod_id Instance ID for eNB
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@param CC_id Component Carrier index
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@param CH_index Index of eNB for this configuration
@param physicalConfigDedicated PHY Configuration information

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 */
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void phy_config_dedicated_ue(module_id_t Mod_id,
                             int CC_id,
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                             uint8_t CH_index,
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                             struct PhysicalConfigDedicated *physicalConfigDedicated);

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/*!
\fn void phy_config_harq_ue(module_id_t Mod_id,uint8_t CC_id,uint8_t CH_index,
               uint16_t max_harq_tx)
\brief Configure UE UL max harq Tx.
\details Invoked upon reception of RRCConnectionSetup or RRCConnectionReconfiguration from eNB.
@param Mod_id Instance ID for eNB
@param CC_id Component Carrier index
@param CH_index Index of eNB for this configuration
@param max_harq_tx max harq tx information
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 */
void phy_config_harq_ue(module_id_t Mod_id,int CC_id,uint8_t CH_index,
                           uint16_t max_harq_tx);
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/**
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\brief Configure UE MBSFN common parameters.
\details Invoked upon reception of SIB13 from eNB.
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@param Mod_id Instance ID for UE
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@param CC_id Component Carrier Index
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@param CH_index eNB id (for multiple eNB reception)
@param mbsfn_Area_idx Index of MBSFN-Area for which this command operates
@param mbsfn_AreaId_r9 MBSFN-Area Id
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 */
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void phy_config_sib13_ue(module_id_t Mod_id,
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                         int CC_id,uint8_t CH_index,int mbsfn_Area_idx,
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                         long mbsfn_AreaId_r9);
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/**
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\brief Configure eNB MBSFN common parameters.
\details Invoked upon transmission of SIB13 from eNB.
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@param Mod_id Instance ID for eNB
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@param CC_id Component Carrier index
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@param mbsfn_Area_idx Index of MBSFN-Area for which this command operates
@param mbsfn_AreaId_r9 MBSFN-Area Id
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 */
void phy_config_sib13_eNB(module_id_t Mod_id,
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                          int CC_id,
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                          int mbsfn_Area_idx,
                          long mbsfn_AreaId_r9);
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/**
\brief Configure cba rnti for .
@param Mod_id Instance ID for eNB
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@param CC_id Component Carrier Index
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@param eNB_flag flag indicating whether the nodeis eNB (1) or UE (0)
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@param index index of the node
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@param cba_rnti rnti for the cba transmission
@param num_active_cba_groups num active cba group
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 */
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void  phy_config_cba_rnti (module_id_t Mod_id,int CC_id,eNB_flag_t eNB_flag, uint8_t index, rnti_t cba_rnti, uint8_t cba_group_id, uint8_t num_active_cba_groups);
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/** \brief Configure RRC inter-cell measurements procedures
@param Mod_id Index of UE
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@param CC_id
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@param eNB_index Index of corresponding eNB
@param n_adj_cells Number of adjacent cells on which to perform the measuremnts
@param adj_cell_id Array of cell ids of adjacent cells
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 */
void phy_config_meas_ue(module_id_t Mod_id,
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                        uint8_t CC_id,
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                        uint8_t eNB_index,
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                        uint8_t n_adj_cells,
                        uint32_t *adj_cell_id);
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/*!
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\fn void phy_config_dedicated_eNB(module_id_t Mod_id,uint16_t rnti,
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                                  struct PhysicalConfigDedicated *physicalConfigDedicated)
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\brief Prepare for configuration of PHY with dedicated parameters.
\details Invoked just prior to transmission of RRCConnectionSetup or RRCConnectionReconfiguration at eNB.
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@param Mod_id Instance ID for eNB
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@param CC_id Component Carrier index
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@param rnti rnti for UE context
@param physicalConfigDedicated PHY Configuration information
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 */
void phy_config_dedicated_eNB(module_id_t Mod_id,
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                              int CC_id,
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                              rnti_t rnti,
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                              struct PhysicalConfigDedicated *physicalConfigDedicated);
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/*!
\fn void phy_config_dedicated_eNB_step2(PHY_VARS_eNB *phy_vars_eNB)
\brief Configure PHY with dedicated parameters between configuration of DLSCH (n) and ULSCH (n+4) in current subframe (n).
@param phy_vars_eNB Pointer to PHY_VARS_eNB structure
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 */
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void phy_config_dedicated_eNB_step2(PHY_VARS_eNB *phy_vars_eNB);

/*
  \fn int phy_init_secsys_eNB(PHY_VARS_eNB *phy_vars_eNb)
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\brief Allocate and Initialize the PHY variables relevant to the LTE implementation.
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@param phy_vars_eNb pointer to LTE parameter structure for the eNb
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 */
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int phy_init_secsys_eNB(PHY_VARS_eNB *phy_vars_eNb);

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void free_lte_top(void);
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void init_lte_top(LTE_DL_FRAME_PARMS *lte_frame_parms);
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//void copy_lte_parms_to_phy_framing(LTE_DL_FRAME_PARMS *frame_parm, PHY_FRAMING *phy_framing);

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void lte_param_init(PHY_VARS_eNB **eNBp,
		    PHY_VARS_UE **UEp,
		    RU_t **rup,
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		    unsigned char N_tx_port_eNB,
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                    unsigned char N_tx_phy,
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		    unsigned char N_rx_ru,
		    unsigned char N_rx_ue,
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		    unsigned char transmission_mode,
		    uint8_t extended_prefix_flag,
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		    frame_t frame_type,
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		    uint16_t Nid_cell,
		    uint8_t tdd_config,
		    uint8_t N_RB_DL,
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		    uint8_t pa,
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		    uint8_t threequarter_fs,
                    uint8_t osf,
		    uint32_t perfect_ce);

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#if defined(Rel10) || defined(Rel14)
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void phy_config_dedicated_scell_ue(uint8_t Mod_id,
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                                   uint8_t eNB_index,
                                   SCellToAddMod_r10_t *sCellToAddMod_r10,
                                   int CC_id);
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void phy_config_dedicated_scell_eNB(uint8_t Mod_id,
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                                    uint16_t rnti,
                                    SCellToAddMod_r10_t *sCellToAddMod_r10,
                                    int CC_id);
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#endif
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/*! !\fn void phy_cleanup(void)
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\brief Cleanup the PHY variables*/
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void phy_cleanup(void);

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void phy_config_request(PHY_Config_t *phy_config);
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int init_frame_parms(LTE_DL_FRAME_PARMS *frame_parms,uint8_t osf);
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void dump_frame_parms(LTE_DL_FRAME_PARMS *frame_parms);
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/** @} */
#endif