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openairinterface5g/openair1/PHY/impl_defs_top.h
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/*******************************************************************************
OpenAirInterface
Copyright(c) 1999 - 2014 Eurecom
OpenAirInterface is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
OpenAirInterface is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with OpenAirInterface.The full GNU General Public License is
included in this distribution in the file called "COPYING". If not,
see <http://www.gnu.org/licenses/>.
Contact Information
OpenAirInterface Admin: openair_admin@eurecom.fr
OpenAirInterface Tech : openair_tech@eurecom.fr
OpenAirInterface Dev : openair4g-devel@lists.eurecom.fr
Address : Eurecom, Campus SophiaTech, 450 Route des Chappes, CS 50193 - 06904 Biot Sophia Antipolis cedex, FRANCE
*******************************************************************************/
/*! \file PHY/impl_defs_top.h
* \brief More defines and structure definitions
* \author R. Knopp, F. Kaltenberger
* \date 2011
* \version 0.1
* \company Eurecom
* \email: knopp@eurecom.fr,florian.kaltenberger@eurecom.fr
* \note
* \warning
*/
#ifndef __PHY_IMPLEMENTATION_DEFS_H__
#define __PHY_IMPLEMENTATION_DEFS_H__
/** @defgroup _ref_implementation_ OpenAirInterface LTE Implementation
* @{
* @defgroup _PHY_RF_INTERFACE_ PHY - RF Interface
* @ingroup _PHY_RF_INTERFACE_
* @{
* @defgroup _GENERIC_PHY_RF_INTERFACE_ Generic PHY - RF Interface
* @defgroup _USRP_PHY_RF_INTERFACE_ PHY - USRP RF Interface
* @defgroup _BLADERF_PHY_RF_INTERFACE_ PHY - BLADERF RF Interface
* @}
*
* @ingroup _ref_implementation_
* @{
* This module is responsible for defining the generic interface between PHY and RF Target
* @}
* @defgroup _openair1_ openair1 Reference Implementation
* @ingroup _ref_implementation_
* @{
* @defgroup _physical_layer_ref_implementation_ Physical Layer Reference Implementation
* @ingroup _openair1_
* @{
* @defgroup _PHY_STRUCTURES_ Basic Structures and Memory Initialization
* @ingroup _physical_layer_ref_implementation_
* @{
* This module is responsible for defining and initializing the PHY variables during static configuration of OpenAirInterface.
* @}
* @defgroup _PHY_DSP_TOOLS_ DSP Tools
* @ingroup _physical_layer_ref_implementation_
* @{
* This module is responsible for basic signal processing related to inner-MODEM processing.
* @}
* @defgroup _PHY_MODULATION_ Modulation and Demodulation
* @ingroup _physical_layer_ref_implementation_
* @{
* This module is responsible for procedures related to OFDMA modulation and demodulation.
* @}
* @defgroup _PHY_PARAMETER_ESTIMATION_BLOCKS_ Parameter Estimation
* @ingroup _physical_layer_ref_implementation_
* @{
* This module is responsible for procedures related to OFDMA frequency-domain channel estimation for LTE Downlink Channels.
* @}
* @defgroup _PHY_CODING_BLOCKS_ Channel Coding/Decoding Functions
* @ingroup _physical_layer_ref_implementation_
* @{
* This module is responsible for procedures related to channel coding/decoding, rate-matching, segementation and interleaving.
* @}
* @defgroup _PHY_TRANSPORT_ Transport/Physical Channel Processing
* @ingroup _physical_layer_ref_implementation_
* @{
* This module is responsible for defining and processing the PHY procedures (TX/RX) related to transport and physical channels.
* @}
* @defgroup _PHY_PROCEDURES_ Physical Layer Procedures
* @ingroup _physical_layer_ref_implementation_
* @{
* This module is responsible for defining and processing the PHY procedures (TX/RX) related to transport and physical channels.
* @}
* @}
* @}
* @}
*/
#include "types.h"
/** @addtogroup _PHY_STRUCTURES_
* @{
*/
#define NUMBER_OF_OFDM_CARRIERS (frame_parms->ofdm_symbol_size)
#define NUMBER_OF_SYMBOLS_PER_FRAME (frame_parms->symbols_per_tti*LTE_NUMBER_OF_SUBFRAMES_PER_FRAME)
#define NUMBER_OF_USEFUL_CARRIERS (12*frame_parms->N_RB_DL)
#define NUMBER_OF_ZERO_CARRIERS (NUMBER_OF_OFDM_CARRIERS-NUMBER_OF_USEFUL_CARRIERS)
#define NUMBER_OF_USEFUL_CARRIERS_BYTES (NUMBER_OF_USEFUL_CARRIERS>>2)
#define HALF_NUMBER_OF_USEFUL_CARRIERS (NUMBER_OF_USEFUL_CARRIERS>>1)
#define HALF_NUMBER_OF_USEFUL_CARRIERS_BYTES (HALF_NUMBER_OF_USEFUL_CARRIERS>>2)
#define FIRST_CARRIER_OFFSET (HALF_NUMBER_OF_USEFUL_CARRIERS+NUMBER_OF_ZERO_CARRIERS)
#define NUMBER_OF_OFDM_SYMBOLS_PER_SLOT (NUMBER_OF_SYMBOLS_PER_FRAME/LTE_SLOTS_PER_FRAME)
#ifdef EMOS
#define EMOS_SCH_INDEX 1
#endif //EMOS
#define EXTENSION_TYPE (PHY_config->PHY_framing.Extension_type)
#define NUMBER_OF_OFDM_CARRIERS_BYTES NUMBER_OF_OFDM_CARRIERS*4
//#define NUMBER_OF_USEFUL_CARRIERS_BYTES NUMBER_OF_USEFUL_CARRIERS*4
#define HALF_NUMBER_OF_USER_CARRIERS_BYTES NUMBER_OF_USEFUL_CARRIERS/2
#define CYCLIC_PREFIX_LENGTH (frame_parms->nb_prefix_samples)
#define CYCLIC_PREFIX_LENGTH_SAMPLES (CYCLIC_PREFIX_LENGTH*2)
#define CYCLIC_PREFIX_LENGTH_BYTES (CYCLIC_PREFIX_LENGTH*4)
#define CYCLIC_PREFIX_LENGTH0 (frame_parms->nb_prefix_samples0)
#define CYCLIC_PREFIX_LENGTH_SAMPLES0 (CYCLIC_PREFIX_LENGTH0*2)
#define CYCLIC_PREFIX_LENGTH_BYTES0 (CYCLIC_PREFIX_LENGTH0*4)
#define OFDM_SYMBOL_SIZE_SAMPLES ((NUMBER_OF_OFDM_CARRIERS + CYCLIC_PREFIX_LENGTH)*2) // 16-bit units (i.e. real samples)
#define OFDM_SYMBOL_SIZE_SAMPLES0 ((NUMBER_OF_OFDM_CARRIERS + CYCLIC_PREFIX_LENGTH0)*2) // 16-bit units (i.e. real samples)
#define OFDM_SYMBOL_SIZE_SAMPLES_MAX 4096 // 16-bit units (i.e. real samples)
#define OFDM_SYMBOL_SIZE_COMPLEX_SAMPLES (OFDM_SYMBOL_SIZE_SAMPLES/2) // 32-bit units (i.e. complex samples)
#define OFDM_SYMBOL_SIZE_COMPLEX_SAMPLES0 (OFDM_SYMBOL_SIZE_SAMPLES0/2) // 32-bit units (i.e. complex samples)
#define OFDM_SYMBOL_SIZE_SAMPLES_NO_PREFIX ((NUMBER_OF_OFDM_CARRIERS)*2)
#define OFDM_SYMBOL_SIZE_COMPLEX_SAMPLES_NO_PREFIX (OFDM_SYMBOL_SIZE_SAMPLES_NO_PREFIX/2)
#define OFDM_SYMBOL_SIZE_BYTES (OFDM_SYMBOL_SIZE_SAMPLES*2)
#define OFDM_SYMBOL_SIZE_BYTES0 (OFDM_SYMBOL_SIZE_SAMPLES0*2)
#define OFDM_SYMBOL_SIZE_BYTES_NO_PREFIX (OFDM_SYMBOL_SIZE_SAMPLES_NO_PREFIX*2)
#define SLOT_LENGTH_BYTES (frame_parms->samples_per_tti<<1) // 4 bytes * samples_per_tti/2
#define SLOT_LENGTH_BYTES_NO_PREFIX (OFDM_SYMBOL_SIZE_BYTES_NO_PREFIX * NUMBER_OF_OFDM_SYMBOLS_PER_SLOT)
#define FRAME_LENGTH_COMPLEX_SAMPLES (frame_parms->samples_per_tti*LTE_NUMBER_OF_SUBFRAMES_PER_FRAME)
#define FRAME_LENGTH_SAMPLES (FRAME_LENGTH_COMPLEX_SAMPLES*2)
#define FRAME_LENGTH_SAMPLES_NO_PREFIX (NUMBER_OF_SYMBOLS_PER_FRAME*OFDM_SYMBOL_SIZE_SAMPLES_NO_PREFIX)
#define FRAME_LENGTH_COMPLEX_SAMPLES_NO_PREFIX (FRAME_LENGTH_SAMPLES_NO_PREFIX/2)
#define NUMBER_OF_CARRIERS_PER_GROUP (NUMBER_OF_USEFUL_CARRIERS/NUMBER_OF_FREQUENCY_GROUPS)
#define RX_PRECISION (16)
#define LOG2_RX_PRECISION (4)
#define RX_OUTPUT_SHIFT (4)
#define SAMPLE_SIZE_BYTES 2 // 2 bytes/real sample
#define FRAME_LENGTH_BYTES (FRAME_LENGTH_SAMPLES * SAMPLE_SIZE_BYTES) // frame size in bytes
#define FRAME_LENGTH_BYTES_NO_PREFIX (FRAME_LENGTH_SAMPLES_NO_PREFIX * SAMPLE_SIZE_BYTES) // frame size in bytes
#define FFT_SCALE_FACTOR 8 // Internal Scaling for FFT
#define DMA_BLKS_PER_SLOT (SLOT_LENGTH_BYTES/2048) // Number of DMA blocks per slot
#define SLOT_TIME_NS (SLOT_LENGTH_SAMPLES*(1e3)/7.68) // slot time in ns
#ifdef EXMIMO
#define TARGET_RX_POWER 55 // Target digital power for the AGC
#define TARGET_RX_POWER_MAX 55 // Maximum digital power, such that signal does not saturate (value found by simulation)
#define TARGET_RX_POWER_MIN 50 // Minimum digital power, anything below will be discarded (value found by simulation)
#else
#define TARGET_RX_POWER 50 // Target digital power for the AGC
#define TARGET_RX_POWER_MAX 65 // Maximum digital power, such that signal does not saturate (value found by simulation)
#define TARGET_RX_POWER_MIN 35 // Minimum digital power, anything below will be discarded (value found by simulation)
#endif
//the min and max gains have to match the calibrated gain table
//#define MAX_RF_GAIN 160
//#define MIN_RF_GAIN 96
#define MAX_RF_GAIN 200
#define MIN_RF_GAIN 80
#define PHY_SYNCH_OFFSET ((OFDM_SYMBOL_SIZE_COMPLEX_SAMPLES)-1) // OFFSET of BEACON SYNCH
#define PHY_SYNCH_MIN_POWER 1000
#define PHY_SYNCH_THRESHOLD 100
#define ONE_OVER_SQRT2_Q15 23170
// QAM amplitude definitions
/// First Amplitude for QAM16 (\f$ 2^{15} \times 2/\sqrt{10}\f$)
#define QAM16_n1 20724
/// Second Amplitude for QAM16 (\f$ 2^{15} \times 1/\sqrt{10}\f$)
#define QAM16_n2 10362
///First Amplitude for QAM64 (\f$ 2^{15} \times 4/\sqrt{42}\f$)
#define QAM64_n1 20225
///Second Amplitude for QAM64 (\f$ 2^{15} \times 2/\sqrt{42}\f$)
#define QAM64_n2 10112
///Third Amplitude for QAM64 (\f$ 2^{15} \times 1/\sqrt{42}\f$)
#define QAM64_n3 5056
/// First Amplitude for QAM16 for TM5 (\f$ 2^{15} \times 2/sqrt(20)\f$)
#define QAM16_TM5_n1 14654
/// Second Amplitude for QAM16 for TM5 Receiver (\f$ 2^{15} \times 1/\sqrt{20}\f$)
#define QAM16_TM5_n2 7327
///First Amplitude for QAM64 (\f$ 2^{15} \times 4/\sqrt{84}\f$)
#define QAM64_TM5_n1 14301
///Second Amplitude for QAM64 (\f$ 2^{15} \times 2/\sqrt{84}\f$)
#define QAM64_TM5_n2 7150
///Third Amplitude for QAM64 for TM5 Receiver (\f$ 2^{15} \times 1/\sqrt{84}\f$)
#define QAM64_TM5_n3 3575
#ifdef BIT8_RXMUX
#define PERROR_SHIFT 0
#else
#define PERROR_SHIFT 10
#endif
#define BIT8_TX_SHIFT 2
#define BIT8_TX_SHIFT_DB 12
//#define CHBCH_RSSI_MIN -75
#ifdef BIT8_TX
#define AMP 128
#else
#define AMP 512//1024 //4096
#endif
#define AMP_OVER_SQRT2 ((AMP*ONE_OVER_SQRT2_Q15)>>15)
#define AMP_OVER_2 (AMP>>1)
/// Threshold for PUCCH Format 1 detection
#define PUCCH1_THRES 0
/// Threshold for PUCCH Format 1a/1b detection
#define PUCCH1a_THRES 4
/// Data structure for transmission.
typedef struct {
/// RAW TX sample buffer
char *TX_DMA_BUFFER[2];
} TX_VARS ;
/// Data structure for reception.
typedef struct {
/// RAW TX sample buffer
char *TX_DMA_BUFFER[2];
/// RAW RX sample buffer
int *RX_DMA_BUFFER[2];
} TX_RX_VARS;
/*! \brief Extension Type */
typedef enum {
CYCLIC_PREFIX,
CYCLIC_SUFFIX,
ZEROS,
NONE
} Extension_t;
/// Measurement Variables
#define NUMBER_OF_SUBBANDS_MAX 13
#define NUMBER_OF_HARQ_PID_MAX 8
#define MAX_FRAME_NUMBER 0x400
#if defined(CBMIMO1) || defined(EXMIMO) || defined(OAI_USRP)
#define NUMBER_OF_eNB_MAX 1
#define NUMBER_OF_UE_MAX 16
#define NUMBER_OF_CONNECTED_eNB_MAX 3
#else
#ifdef LARGE_SCALE
#define NUMBER_OF_eNB_MAX 2
#define NUMBER_OF_UE_MAX 120
#define NUMBER_OF_CONNECTED_eNB_MAX 1 // to save some memory
#else
#define NUMBER_OF_eNB_MAX 7
#define NUMBER_OF_UE_MAX 16
#define NUMBER_OF_CONNECTED_eNB_MAX 3
#endif
#endif
#define NUMBER_OF_RN_MAX 3
typedef enum {no_relay=1,unicast_relay_type1,unicast_relay_type2, multicast_relay} relaying_type_t;
typedef struct {
//unsigned int rx_power[NUMBER_OF_CONNECTED_eNB_MAX][NB_ANTENNAS_RX]; //! estimated received signal power (linear)
//unsigned short rx_power_dB[NUMBER_OF_CONNECTED_eNB_MAX][NB_ANTENNAS_RX]; //! estimated received signal power (dB)
//unsigned short rx_avg_power_dB[NUMBER_OF_CONNECTED_eNB_MAX]; //! estimated avg received signal power (dB)
// RRC measurements
uint32_t rssi;
int n_adj_cells;
unsigned int adj_cell_id[6];
uint32_t rsrq[7];
uint32_t rsrp[7];
float rsrp_filtered[7]; // after layer 3 filtering
float rsrq_filtered[7];
// common measurements
//! estimated noise power (linear)
unsigned int n0_power[NB_ANTENNAS_RX];
//! estimated noise power (dB)
unsigned short n0_power_dB[NB_ANTENNAS_RX];
//! total estimated noise power (linear)
unsigned int n0_power_tot;
//! total estimated noise power (dB)
unsigned short n0_power_tot_dB;
//! average estimated noise power (linear)
unsigned int n0_power_avg;
//! average estimated noise power (dB)
unsigned short n0_power_avg_dB;
//! total estimated noise power (dBm)
short n0_power_tot_dBm;
// UE measurements
//! estimated received spatial signal power (linear)
int rx_spatial_power[NUMBER_OF_CONNECTED_eNB_MAX][2][2];
//! estimated received spatial signal power (dB)
unsigned short rx_spatial_power_dB[NUMBER_OF_CONNECTED_eNB_MAX][2][2];
/// estimated received signal power (sum over all TX antennas)
//int wideband_cqi[NUMBER_OF_CONNECTED_eNB_MAX][NB_ANTENNAS_RX];
int rx_power[NUMBER_OF_CONNECTED_eNB_MAX][NB_ANTENNAS_RX];
/// estimated received signal power (sum over all TX antennas)
//int wideband_cqi_dB[NUMBER_OF_CONNECTED_eNB_MAX][NB_ANTENNAS_RX];
unsigned short rx_power_dB[NUMBER_OF_CONNECTED_eNB_MAX][NB_ANTENNAS_RX];
/// estimated received signal power (sum over all TX/RX antennas)
int rx_power_tot[NUMBER_OF_CONNECTED_eNB_MAX]; //NEW
/// estimated received signal power (sum over all TX/RX antennas)
unsigned short rx_power_tot_dB[NUMBER_OF_CONNECTED_eNB_MAX]; //NEW
//! estimated received signal power (sum of all TX/RX antennas, time average)
int rx_power_avg[NUMBER_OF_CONNECTED_eNB_MAX];
//! estimated received signal power (sum of all TX/RX antennas, time average, in dB)
unsigned short rx_power_avg_dB[NUMBER_OF_CONNECTED_eNB_MAX];
/// SINR (sum of all TX/RX antennas, in dB)
int wideband_cqi_tot[NUMBER_OF_CONNECTED_eNB_MAX];
/// SINR (sum of all TX/RX antennas, time average, in dB)
int wideband_cqi_avg[NUMBER_OF_CONNECTED_eNB_MAX];
//! estimated rssi (dBm)
short rx_rssi_dBm[NUMBER_OF_CONNECTED_eNB_MAX];
//! estimated correlation (wideband linear) between spatial channels (computed in dlsch_demodulation)
int rx_correlation[NUMBER_OF_CONNECTED_eNB_MAX][2];
//! estimated correlation (wideband dB) between spatial channels (computed in dlsch_demodulation)
int rx_correlation_dB[NUMBER_OF_CONNECTED_eNB_MAX][2];
/// Wideband CQI (sum of all RX antennas, in dB, for precoded transmission modes (3,4,5,6), up to 4 spatial streams)
int precoded_cqi_dB[NUMBER_OF_CONNECTED_eNB_MAX+1][4];
/// Subband CQI per RX antenna (= SINR)
int subband_cqi[NUMBER_OF_CONNECTED_eNB_MAX][NB_ANTENNAS_RX][NUMBER_OF_SUBBANDS_MAX];
/// Total Subband CQI (= SINR)
int subband_cqi_tot[NUMBER_OF_CONNECTED_eNB_MAX][NUMBER_OF_SUBBANDS_MAX];
/// Subband CQI in dB (= SINR dB)
int subband_cqi_dB[NUMBER_OF_CONNECTED_eNB_MAX][NB_ANTENNAS_RX][NUMBER_OF_SUBBANDS_MAX];
/// Total Subband CQI
int subband_cqi_tot_dB[NUMBER_OF_CONNECTED_eNB_MAX][NUMBER_OF_SUBBANDS_MAX];
/// Wideband PMI for each RX antenna
int wideband_pmi_re[NUMBER_OF_CONNECTED_eNB_MAX][NB_ANTENNAS_RX];
/// Wideband PMI for each RX antenna
int wideband_pmi_im[NUMBER_OF_CONNECTED_eNB_MAX][NB_ANTENNAS_RX];
///Subband PMI for each RX antenna
int subband_pmi_re[NUMBER_OF_CONNECTED_eNB_MAX][NUMBER_OF_SUBBANDS_MAX][NB_ANTENNAS_RX];
///Subband PMI for each RX antenna
int subband_pmi_im[NUMBER_OF_CONNECTED_eNB_MAX][NUMBER_OF_SUBBANDS_MAX][NB_ANTENNAS_RX];
/// chosen RX antennas (1=Rx antenna 1, 2=Rx antenna 2, 3=both Rx antennas)
unsigned char selected_rx_antennas[NUMBER_OF_CONNECTED_eNB_MAX][NUMBER_OF_SUBBANDS_MAX];
/// Wideband Rank indication
unsigned char rank[NUMBER_OF_CONNECTED_eNB_MAX];
/// Number of RX Antennas
unsigned char nb_antennas_rx;
/// DLSCH error counter
// short dlsch_errors;
} PHY_MEASUREMENTS;
typedef struct {
//unsigned int rx_power[NUMBER_OF_CONNECTED_eNB_MAX][NB_ANTENNAS_RX]; //! estimated received signal power (linear)
//unsigned short rx_power_dB[NUMBER_OF_CONNECTED_eNB_MAX][NB_ANTENNAS_RX]; //! estimated received signal power (dB)
//unsigned short rx_avg_power_dB[NUMBER_OF_CONNECTED_eNB_MAX]; //! estimated avg received signal power (dB)
// common measurements
//! estimated noise power (linear)
unsigned int n0_power[NB_ANTENNAS_RX];
//! estimated noise power (dB)
unsigned short n0_power_dB[NB_ANTENNAS_RX];
//! total estimated noise power (linear)
unsigned int n0_power_tot;
//! estimated avg noise power (dB)
unsigned short n0_power_tot_dB;
//! estimated avg noise power (dB)
short n0_power_tot_dBm;
//! estimated avg noise power per RB per RX ant (lin)
unsigned short n0_subband_power[NB_ANTENNAS_RX][100];
//! estimated avg noise power per RB per RX ant (dB)
unsigned short n0_subband_power_dB[NB_ANTENNAS_RX][100];
//! estimated avg noise power per RB (dB)
short n0_subband_power_tot_dB[100];
//! estimated avg noise power per RB (dBm)
short n0_subband_power_tot_dBm[100];
// eNB measurements (per user)
//! estimated received spatial signal power (linear)
unsigned int rx_spatial_power[NUMBER_OF_UE_MAX][2][2];
//! estimated received spatial signal power (dB)
unsigned short rx_spatial_power_dB[NUMBER_OF_UE_MAX][2][2];
//! estimated rssi (dBm)
short rx_rssi_dBm[NUMBER_OF_UE_MAX];
//! estimated correlation (wideband linear) between spatial channels (computed in dlsch_demodulation)
int rx_correlation[NUMBER_OF_UE_MAX][2];
//! estimated correlation (wideband dB) between spatial channels (computed in dlsch_demodulation)
int rx_correlation_dB[NUMBER_OF_UE_MAX][2];
/// Wideband CQI (= SINR)
int wideband_cqi[NUMBER_OF_UE_MAX][NB_ANTENNAS_RX];
/// Wideband CQI in dB (= SINR dB)
int wideband_cqi_dB[NUMBER_OF_UE_MAX][NB_ANTENNAS_RX];
/// Wideband CQI (sum of all RX antennas, in dB)
char wideband_cqi_tot[NUMBER_OF_UE_MAX];
/// Subband CQI per RX antenna and RB (= SINR)
int subband_cqi[NUMBER_OF_UE_MAX][NB_ANTENNAS_RX][100];
/// Total Subband CQI and RB (= SINR)
int subband_cqi_tot[NUMBER_OF_UE_MAX][100];
/// Subband CQI in dB and RB (= SINR dB)
int subband_cqi_dB[NUMBER_OF_UE_MAX][NB_ANTENNAS_RX][100];
/// Total Subband CQI and RB
int subband_cqi_tot_dB[NUMBER_OF_UE_MAX][100];
} PHY_MEASUREMENTS_eNB;
#define MCS_COUNT 28
#define MCS_TABLE_LENGTH_MAX 64
#endif //__PHY_IMPLEMENTATION_DEFS_H__
/**@}
*/
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