uint8_tNsf,// number of subframes required for npdsch pdu transmission calculated from Isf (3GPP spec table)
unsignedintG,// G (number of available RE) is implicitly multiplied by 2 (since only QPSK modulation)
time_stats_t*rm_stats,
time_stats_t*te_stats,
time_stats_t*i_stats)
intdlsch_encoding_NB_IoT(unsignedchar*a,
NB_IoT_eNB_DLSCH_t*dlsch,
uint8_tNsf,// number of subframes required for npdsch pdu transmission calculated from Isf (3GPP spec table)
unsignedintG,// G (number of available RE) is implicitly multiplied by 2 (since only QPSK modulation)
time_stats_t_NB_IoT*rm_stats,
time_stats_t_NB_IoT*te_stats,
time_stats_t_NB_IoT*i_stats)
{
unsignedintcrc=1;
//unsigned char harq_pid = dlsch->current_harq_pid; // to check during implementation if harq_pid is required in the NB_IoT_eNB_DLSCH_t structure in defs_NB_IoT.h
...
...
@@ -95,17 +95,17 @@ int dlsch_encoding_NB_IoT(unsigned char *a,
//cpu_freq_GHz = get_cpu_freq_GHz(); // super slow
if(ts->trials>0){
//fprintf(file_name,"Name %25s: Processing %15.3f ms for SF %d, diff_now %15.3f \n", name,(ts->diff_now/(cpu_freq_GHz*1000000.0)),subframe,ts->diff_now);
/// Index of N when DCI format 3 is used. See TS 36.212 (5.3.3.1.6). \vr{[1..15]}
uint8_tindexOfFormat3;
/// Index of M when DCI format 3A is used. See TS 36.212 (5.3.3.1.7). \vr{[1..31]}
uint8_tindexOfFormat3A;
}TPC_INDEX_NB_IoT_t;
/// TPC-PDCCH-Config Information Element from 36.331 RRC spec
typedefstruct{
/// RNTI for power control using DCI format 3/3A, see TS 36.212. \vr{[0..65535]}
uint16_trnti;
/// Index of N or M, see TS 36.212 (5.3.3.1.6 and 5.3.3.1.7), where N or M is dependent on the used DCI format (i.e. format 3 or 3a).
TPC_INDEX_NB_IoT_ttpc_Index;
}TPC_PDCCH_CONFIG_NB_IoT;
/// Enumeration for parameter \f$N_\text{ANRep}\f$ \ref PUCCH_CONFIG_DEDICATED::repetitionFactor.
typedefenum{
//n2=0,
n4_n,
n6_n
}ACKNAKREP_NB_IoT_t;
/// Enumeration for \ref PUCCH_CONFIG_DEDICATED::tdd_AckNackFeedbackMode.
typedefenum{
bundling_N=0,
multiplexing_N
}ANFBmode_NB_IoT_t;
/// PUCCH-ConfigDedicated from 36.331 RRC spec
typedefstruct{
/// Flag to indicate ACK NAK repetition activation, see TS 36.213 (10.1). \vr{[0..1]}
uint8_tackNackRepetition;
/// Parameter: \f$N_\text{ANRep}\f$, see TS 36.213 (10.1).
ACKNAKREP_NB_IoT_trepetitionFactor;
/// Parameter: \f$n^{(1)}_\text{PUCCH,ANRep}\f$, see TS 36.213 (10.1). \vr{[0..2047]}
uint16_tn1PUCCH_AN_Rep;
/// Feedback mode, see TS 36.213 (7.3). \details Applied to both PUCCH and PUSCH feedback. For TDD, should always be set to bundling.
ANFBmode_NB_IoT_ttdd_AckNackFeedbackMode;
}PUCCH_CONFIG_DEDICATED_NB_IoT;
// UE specific PUSCH configuration.
typedefstruct{
/// Parameter: \f$I^\text{HARQ-ACK}_\text{offset}\f$, see TS 36.213 (Table 8.6.3-1). \vr{[0..15]}
uint16_tbetaOffset_ACK_Index;
/// Parameter: \f$I^{RI}_\text{offset}\f$, see TS 36.213 (Table 8.6.3-2). \vr{[0..15]}
uint16_tbetaOffset_RI_Index;
/// Parameter: \f$I^{CQI}_\text{offset}\f$, see TS 36.213 (Table 8.6.3-3). \vr{[0..15]}
uint16_tbetaOffset_CQI_Index;
}PUSCH_CONFIG_DEDICATED_NB_IoT;
/// Enumeration for Parameter \f$P_A\f$ \ref PDSCH_CONFIG_DEDICATED::p_a.
typedefenum{
//dBm6=0, ///< (dB-6) corresponds to -6 dB
// dBm477, ///< (dB-4dot77) corresponds to -4.77 dB
// dBm3, ///< (dB-3) corresponds to -3 dB
//dBm177, ///< (dB-1dot77) corresponds to -1.77 dB
//dB0, ///< corresponds to 0 dB
// dB1, ///< corresponds to 1 dB
dB2_NB,///< corresponds to 2 dB
dB3_NB///< corresponds to 3 dB
}PA_NB_IoT_t;
/// PDSCH-ConfigDedicated from 36.331 RRC spec
typedefstruct{
/// Parameter: \f$P_A\f$, see TS 36.213 (5.2).
PA_NB_IoT_tp_a;
}PDSCH_CONFIG_DEDICATED_NB_IoT;
/// UplinkPowerControlDedicated Information Element from 36.331 RRC spec
typedefstruct{
/// Parameter: \f$P_\text{0\_UE\_PUSCH}(1)\f$, see TS 36.213 (5.1.1.1), unit dB. \vr{[-8..7]}\n This field is applicable for non-persistent scheduling, only.
int8_tp0_UE_PUSCH;
/// Parameter: Ks, see TS 36.213 (5.1.1.1). \vr{[0..1]}\n en0 corresponds to value 0 corresponding to state “disabled”. en1 corresponds to value 1.25 corresponding to “enabled”. \note the specification sais it is an enumerated value. \warning the enumeration values do not correspond to the given values in the specification (en1 should be 1.25).
uint8_tdeltaMCS_Enabled;
/// Parameter: Accumulation-enabled, see TS 36.213 (5.1.1.1). \vr{[0..1]} 1 corresponds to "enabled" whereas 0 corresponds to "disabled".
uint8_taccumulationEnabled;
/// Parameter: \f$P_\text{0\_UE\_PUCCH}(1)\f$, see TS 36.213 (5.1.2.1), unit dB. \vr{[-8..7]}
int8_tp0_UE_PUCCH;
/// Parameter: \f$P_\text{SRS\_OFFSET}\f$, see TS 36.213 (5.1.3.1). \vr{[0..15]}\n For Ks=1.25 (\ref deltaMCS_Enabled), the actual parameter value is pSRS_Offset value - 3. For Ks=0, the actual parameter value is -10.5 + 1.5*pSRS_Offset value.
int8_tpSRS_Offset;
/// Specifies the filtering coefficient for RSRP measurements used to calculate path loss, as specified in TS 36.213 (5.1.1.1).\details The same filtering mechanism applies as for quantityConfig described in 5.5.3.2. \note the specification sais it is an enumerated value.
uint8_tfilterCoefficient;
}UL_POWER_CONTROL_DEDICATED_NB_IoT;
/// Union for \ref TPC_PDCCH_CONFIG::tpc_Index.
//typedef union {
/// Index of N when DCI format 3 is used. See TS 36.212 (5.3.3.1.6). \vr{[1..15]}
// uint8_t indexOfFormat3;
/// Index of M when DCI format 3A is used. See TS 36.212 (5.3.3.1.7). \vr{[1..31]}
/// Parameter: CQI/PMI Periodicity and Offset Configuration Index \f$I_\text{CQI/PMI}\f$, see TS 36.213 (tables 7.2.2-1A and 7.2.2-1C). \vr{[0..1023]}
int16_tcqi_PMI_ConfigIndex;
/// Parameter: K, see 36.213 (4.2.2). \vr{[1..4]}
uint8_tK;
/// Parameter: RI Config Index \f$I_\text{RI}\f$, see TS 36.213 (7.2.2-1B). \vr{[0..1023]}, -1 indicates inactivity
int16_tri_ConfigIndex;
/// Parameter: Simultaneous-AN-and-CQI, see TS 36.213 (10.1). \vr{[0..1]} 1 indicates that simultaneous transmission of ACK/NACK and CQI is allowed.
uint8_tsimultaneousAckNackAndCQI;
/// parameter computed from Tables 7.2.2-1A and 7.2.2-1C
uint16_tNpd;
/// parameter computed from Tables 7.2.2-1A and 7.2.2-1C
uint16_tN_OFFSET_CQI;
}CQI_REPORTPERIODIC_NB_IoT;
/// Enumeration for parameter reporting mode \ref CQI_REPORT_CONFIG::cqi_ReportModeAperiodic.
typedefenum{
//rm12=0,
//rm20=1,
//rm22=2,
rm30_N=3,
rm31_N=4
}CQI_REPORTMODEAPERIODIC_NB_IoT;
/// CQI-ReportConfig Information Element from 36.331 RRC spec
typedefstruct{
/// Parameter: reporting mode. Value rm12 corresponds to Mode 1-2, rm20 corresponds to Mode 2-0, rm22 corresponds to Mode 2-2 etc. PUSCH reporting modes are described in TS 36.213 [23, 7.2.1].
/// Parameter: \f$\Delta_\text{offset}\f$, see TS 36.213 (7.2.3). \vr{[-1..6]}\n Actual value = IE value * 2 [dB].
int8_tnomPDSCH_RS_EPRE_Offset;
CQI_REPORTPERIODIC_NB_IoTCQI_ReportPeriodic;
}CQI_REPORT_CONFIG_NB_IoT;
/// SoundingRS-UL-ConfigDedicated Information Element from 36.331 RRC spec
typedefstruct{
/// Parameter: \f$B_\text{SRS}\f$, see TS 36.211 (table 5.5.3.2-1, 5.5.3.2-2, 5.5.3.2-3 and 5.5.3.2-4). \vr{[0..3]} \note the specification sais it is an enumerated value.
uint8_tsrs_Bandwidth;
/// Parameter: SRS hopping bandwidth \f$b_\text{hop}\in\{0,1,2,3\}\f$, see TS 36.211 (5.5.3.2) \vr{[0..3]} \note the specification sais it is an enumerated value.
uint8_tsrs_HoppingBandwidth;
/// Parameter: \f$n_\text{RRC}\f$, see TS 36.211 (5.5.3.2). \vr{[0..23]}
uint8_tfreqDomainPosition;
/// Parameter: Duration, see TS 36.213 (8.2). \vr{[0..1]} 0 corresponds to "single" and 1 to "indefinite".
uint8_tduration;
/// Parameter: \f$k_\text{TC}\in\{0,1\}\f$, see TS 36.211 (5.5.3.2). \vr{[0..1]}
uint8_ttransmissionComb;
/// Parameter: \f$I_\text{SRS}\f$, see TS 36.213 (table 8.2-1). \vr{[0..1023]}
uint16_tsrs_ConfigIndex;
/// Parameter: \f$n^\text{CS}_\text{SRS}\f$. See TS 36.211 (5.5.3.1). \vr{[0..7]} \note the specification sais it is an enumerated value.
// Parameter: cell srs subframe for internal implementation
uint8_tsrsCellSubframe;
// Parameter: ue srs subframe for internal implementation
uint8_tsrsUeSubframe;
}SOUNDINGRS_UL_CONFIG_DEDICATED_NB_IoT;
/// Enumeration for parameter SR transmission \ref SCHEDULING_REQUEST_CONFIG::dsr_TransMax.
typedefenum{
//sr_n4=0,
// sr_n8=1,
// sr_n16=2,
sr_n32_N=3,
sr_n64_N=4
}DSR_TRANSMAX_NB_IoT_t;
/// SchedulingRequestConfig Information Element from 36.331 RRC spec
typedefstruct{
/// Parameter: \f$n^{(1)}_\text{PUCCH,SRI}\f$, see TS 36.213 (10.1). \vr{[0..2047]}
uint16_tsr_PUCCH_ResourceIndex;
/// Parameter: \f$I_\text{SR}\f$, see TS 36.213 (10.1). \vr{[0..155]}
uint8_tsr_ConfigIndex;
/// Parameter for SR transmission in TS 36.321 (5.4.4). \details The value n4 corresponds to 4 transmissions, n8 corresponds to 8 transmissions and so on.
DSR_TRANSMAX_NB_IoT_tdsr_TransMax;
}SCHEDULING_REQUEST_CONFIG_NB_IoT;
typedefstruct{
/// Downlink Power offset field
uint8_tdl_pow_off;
///Subband resource allocation field
uint8_trballoc_sub[50];
///Total number of PRBs indicator
uint8_tpre_nb_available_rbs;
}MU_MIMO_mode_NB_IoT;
////////////////////////
typedefstruct{
/// \brief Holds the received data in the frequency domain.
/// - first index: rx antenna [0..nb_antennas_rx[
/// - second index: symbol [0..28*ofdm_symbol_size[
int32_t**rxdataF;
/// \brief Hold the channel estimates in frequency domain.
/// - first index: eNB id [0..6] (hard coded)
/// - second index: ? [0..7] (hard coded) FIXME! accessed via \c nb_antennas_rx
/// - third index: samples? [0..symbols_per_tti*(ofdm_symbol_size+LTE_CE_FILTER_LENGTH)[
int32_t**dl_ch_estimates[7];
/// \brief Hold the channel estimates in time domain (used for tracking).
/// - first index: eNB id [0..6] (hard coded)
/// - second index: ? [0..7] (hard coded) FIXME! accessed via \c nb_antennas_rx
/// - third index: samples? [0..2*ofdm_symbol_size[
int32_t**dl_ch_estimates_time[7];
}NB_IoT_UE_COMMON_PER_THREAD;
typedefstruct{
/// \brief Holds the transmit data in time domain.
/// For IFFT_FPGA this points to the same memory as PHY_vars->tx_vars[a].TX_DMA_BUFFER.
/// - first index: tx antenna [0..nb_antennas_tx[
/// - second index: sample [0..FRAME_LENGTH_COMPLEX_SAMPLES[
int32_t**txdata;
/// \brief Holds the transmit data in the frequency domain.
/// For IFFT_FPGA this points to the same memory as PHY_vars->rx_vars[a].RX_DMA_BUFFER.
/// - first index: tx antenna [0..nb_antennas_tx[
/// - second index: sample [0..FRAME_LENGTH_COMPLEX_SAMPLES_NO_PREFIX[
int32_t**txdataF;
/// \brief Holds the received data in time domain.
/// Should point to the same memory as PHY_vars->rx_vars[a].RX_DMA_BUFFER.
/// - first index: rx antenna [0..nb_antennas_rx[
/// - second index: sample [0..FRAME_LENGTH_COMPLEX_SAMPLES+2048[
