From 5c0ea2b4469a1a6ec8b0f25b1628732186cbb993 Mon Sep 17 00:00:00 2001
From: Raymond Knopp <raymond.knopp@eurecom.fr>
Date: Thu, 17 Aug 2017 00:51:23 -0700
Subject: [PATCH] addition of MPDCCH format 5. X_u_br sequences for BL/CE UE
support and bugfixes in rx_prach0 for eMTC.
---
cmake_targets/CMakeLists.txt | 1 +
openair1/PHY/INIT/lte_init.c | 54 ++++-
openair1/PHY/LTE_TRANSPORT/dci.c | 9 +-
openair1/PHY/LTE_TRANSPORT/dci_tools.c | 2 +-
openair1/PHY/LTE_TRANSPORT/defs.h | 19 +-
openair1/PHY/LTE_TRANSPORT/dlsch_coding.c | 2 +-
openair1/PHY/LTE_TRANSPORT/dlsch_scrambling.c | 38 ++-
openair1/PHY/LTE_TRANSPORT/pmch.c | 3 +-
openair1/PHY/LTE_TRANSPORT/prach.c | 41 ++--
openair1/PHY/LTE_TRANSPORT/proto.h | 17 +-
openair1/PHY/defs.h | 4 +-
openair1/PHY/impl_defs_lte.h | 14 +-
openair1/SCHED/phy_procedures_lte_eNb.c | 223 ++++++------------
openair2/LAYER2/MAC/eNB_scheduler_RA.c | 4 +-
targets/RT/USER/lte-softmodem.c | 4 -
15 files changed, 238 insertions(+), 197 deletions(-)
diff --git a/cmake_targets/CMakeLists.txt b/cmake_targets/CMakeLists.txt
index a48590ad55..8375eb71d5 100644
--- a/cmake_targets/CMakeLists.txt
+++ b/cmake_targets/CMakeLists.txt
@@ -989,6 +989,7 @@ set(PHY_SRC
${OPENAIR1_DIR}/PHY/LTE_TRANSPORT/lte_mcs.c
${OPENAIR1_DIR}/PHY/LTE_TRANSPORT/pbch.c
${OPENAIR1_DIR}/PHY/LTE_TRANSPORT/dci.c
+ ${OPENAIR1_DIR}/PHY/LTE_TRANSPORT/edci.c
${OPENAIR1_DIR}/PHY/LTE_TRANSPORT/phich.c
${OPENAIR1_DIR}/PHY/LTE_TRANSPORT/pcfich.c
${OPENAIR1_DIR}/PHY/LTE_TRANSPORT/pucch.c
diff --git a/openair1/PHY/INIT/lte_init.c b/openair1/PHY/INIT/lte_init.c
index 4c68021325..e45792abf2 100644
--- a/openair1/PHY/INIT/lte_init.c
+++ b/openair1/PHY/INIT/lte_init.c
@@ -145,6 +145,13 @@ void phy_config_request(PHY_Config_t *phy_config) {
LOG_I(PHY,"prach_config_common.prach_ConfigInfo.prach_FreqOffset = %d\n",cfg->prach_config.frequency_offset.value);
init_prach_tables(839);
+ compute_prach_seq(fp->prach_config_common.rootSequenceIndex,
+ fp->prach_config_common.prach_ConfigInfo.prach_ConfigIndex,
+ fp->prach_config_common.prach_ConfigInfo.zeroCorrelationZoneConfig,
+ fp->prach_config_common.prach_ConfigInfo.highSpeedFlag,
+ fp->frame_type,
+ RC.eNB[Mod_id][CC_id]->X_u);
+
#ifdef Rel14
fp->prach_emtc_config_common.prach_Config_enabled=1;
@@ -160,10 +167,18 @@ void phy_config_request(PHY_Config_t *phy_config) {
AssertFatal(fp->prach_emtc_config_common.prach_ConfigInfo.prach_starting_subframe_periodicity[3]>=fp->prach_emtc_config_common.prach_ConfigInfo.prach_numRepetitionPerPreambleAttempt[3],
"prach_starting_subframe_periodicity[3] < prach_numPetitionPerPreambleAttempt[3]\n");
+
fp->prach_emtc_config_common.prach_ConfigInfo.prach_ConfigIndex[3] = cfg->emtc_config.prach_ce_level_3_configuration_index.value;
fp->prach_emtc_config_common.prach_ConfigInfo.prach_FreqOffset[3] = cfg->emtc_config.prach_ce_level_3_frequency_offset.value;
fp->prach_emtc_config_common.prach_ConfigInfo.prach_hopping_enable[3] = cfg->emtc_config.prach_ce_level_3_hopping_enable.value;
fp->prach_emtc_config_common.prach_ConfigInfo.prach_hopping_offset[3] = cfg->emtc_config.prach_ce_level_3_hopping_offset.value;
+ if (fp->prach_emtc_config_common.prach_ConfigInfo.prach_CElevel_enable[3] == 1)
+ compute_prach_seq(fp->prach_emtc_config_common.rootSequenceIndex,
+ fp->prach_emtc_config_common.prach_ConfigInfo.prach_ConfigIndex[3],
+ fp->prach_emtc_config_common.prach_ConfigInfo.zeroCorrelationZoneConfig,
+ fp->prach_emtc_config_common.prach_ConfigInfo.highSpeedFlag,
+ fp->frame_type,
+ RC.eNB[Mod_id][CC_id]->X_u_br[3]);
// CE Level 2 parameters
fp->prach_emtc_config_common.prach_ConfigInfo.prach_CElevel_enable[2] = cfg->emtc_config.prach_ce_level_2_enable.value;
@@ -175,6 +190,13 @@ void phy_config_request(PHY_Config_t *phy_config) {
fp->prach_emtc_config_common.prach_ConfigInfo.prach_FreqOffset[2] = cfg->emtc_config.prach_ce_level_2_frequency_offset.value;
fp->prach_emtc_config_common.prach_ConfigInfo.prach_hopping_enable[2] = cfg->emtc_config.prach_ce_level_2_hopping_enable.value;
fp->prach_emtc_config_common.prach_ConfigInfo.prach_hopping_offset[2] = cfg->emtc_config.prach_ce_level_2_hopping_offset.value;
+ if (fp->prach_emtc_config_common.prach_ConfigInfo.prach_CElevel_enable[2] == 1)
+ compute_prach_seq(fp->prach_emtc_config_common.rootSequenceIndex,
+ fp->prach_emtc_config_common.prach_ConfigInfo.prach_ConfigIndex[3],
+ fp->prach_emtc_config_common.prach_ConfigInfo.zeroCorrelationZoneConfig,
+ fp->prach_emtc_config_common.prach_ConfigInfo.highSpeedFlag,
+ fp->frame_type,
+ RC.eNB[Mod_id][CC_id]->X_u_br[2]);
// CE Level 1 parameters
fp->prach_emtc_config_common.prach_ConfigInfo.prach_CElevel_enable[1] = cfg->emtc_config.prach_ce_level_1_enable.value;
@@ -182,11 +204,19 @@ void phy_config_request(PHY_Config_t *phy_config) {
fp->prach_emtc_config_common.prach_ConfigInfo.prach_numRepetitionPerPreambleAttempt[1] = cfg->emtc_config.prach_ce_level_1_number_of_repetitions_per_attempt.value;
AssertFatal(fp->prach_emtc_config_common.prach_ConfigInfo.prach_starting_subframe_periodicity[1]>=fp->prach_emtc_config_common.prach_ConfigInfo.prach_numRepetitionPerPreambleAttempt[1],
"prach_starting_subframe_periodicity[1] < prach_numPetitionPerPreambleAttempt[1]\n");
+
fp->prach_emtc_config_common.prach_ConfigInfo.prach_ConfigIndex[1] = cfg->emtc_config.prach_ce_level_1_configuration_index.value;
fp->prach_emtc_config_common.prach_ConfigInfo.prach_FreqOffset[1] = cfg->emtc_config.prach_ce_level_1_frequency_offset.value;
fp->prach_emtc_config_common.prach_ConfigInfo.prach_hopping_enable[1] = cfg->emtc_config.prach_ce_level_1_hopping_enable.value;
fp->prach_emtc_config_common.prach_ConfigInfo.prach_hopping_offset[1] = cfg->emtc_config.prach_ce_level_1_hopping_offset.value;
-
+ if (fp->prach_emtc_config_common.prach_ConfigInfo.prach_CElevel_enable[1] == 1)
+ compute_prach_seq(fp->prach_emtc_config_common.rootSequenceIndex,
+ fp->prach_emtc_config_common.prach_ConfigInfo.prach_ConfigIndex[3],
+ fp->prach_emtc_config_common.prach_ConfigInfo.zeroCorrelationZoneConfig,
+ fp->prach_emtc_config_common.prach_ConfigInfo.highSpeedFlag,
+ fp->frame_type,
+ RC.eNB[Mod_id][CC_id]->X_u_br[1]);
+
// CE Level 0 parameters
fp->prach_emtc_config_common.prach_ConfigInfo.prach_CElevel_enable[0] = cfg->emtc_config.prach_ce_level_0_enable.value;
fp->prach_emtc_config_common.prach_ConfigInfo.prach_starting_subframe_periodicity[0] = cfg->emtc_config.prach_ce_level_0_starting_subframe_periodicity.value;
@@ -197,11 +227,16 @@ void phy_config_request(PHY_Config_t *phy_config) {
fp->prach_emtc_config_common.prach_ConfigInfo.prach_FreqOffset[0] = cfg->emtc_config.prach_ce_level_0_frequency_offset.value;
fp->prach_emtc_config_common.prach_ConfigInfo.prach_hopping_enable[0] = cfg->emtc_config.prach_ce_level_0_hopping_enable.value;
fp->prach_emtc_config_common.prach_ConfigInfo.prach_hopping_offset[0] = cfg->emtc_config.prach_ce_level_0_hopping_offset.value;
-
+ if (fp->prach_emtc_config_common.prach_ConfigInfo.prach_CElevel_enable[0] == 1)
+ compute_prach_seq(fp->prach_emtc_config_common.rootSequenceIndex,
+ fp->prach_emtc_config_common.prach_ConfigInfo.prach_ConfigIndex[3],
+ fp->prach_emtc_config_common.prach_ConfigInfo.zeroCorrelationZoneConfig,
+ fp->prach_emtc_config_common.prach_ConfigInfo.highSpeedFlag,
+ fp->frame_type,
+ RC.eNB[Mod_id][CC_id]->X_u_br[0]);
#endif
- compute_prach_seq(&fp->prach_config_common,fp->frame_type,
- RC.eNB[Mod_id][CC_id]->X_u);
+
fp->pucch_config_common.deltaPUCCH_Shift = 1+cfg->pucch_config.delta_pucch_shift.value;
fp->pucch_config_common.nRB_CQI = cfg->pucch_config.n_cqi_rb.value;
@@ -441,7 +476,11 @@ void phy_config_sib2_ue(uint8_t Mod_id,int CC_id,
fp->prach_config_common.prach_ConfigInfo.zeroCorrelationZoneConfig =radioResourceConfigCommon->prach_Config.prach_ConfigInfo.zeroCorrelationZoneConfig;
fp->prach_config_common.prach_ConfigInfo.prach_FreqOffset =radioResourceConfigCommon->prach_Config.prach_ConfigInfo.prach_FreqOffset;
- compute_prach_seq(&fp->prach_config_common,fp->frame_type,ue->X_u);
+ compute_prach_seq(fp->prach_config_common.rootSequenceIndex,
+ fp->prach_config_common.prach_ConfigInfo.prach_ConfigIndex,
+ fp->prach_config_common.prach_ConfigInfo.zeroCorrelationZoneConfig,
+ fp->prach_config_common.prach_ConfigInfo.highSpeedFlag,
+ fp->frame_type,ue->X_u);
@@ -729,7 +768,10 @@ void phy_config_afterHO_ue(uint8_t Mod_id,uint8_t CC_id,uint8_t eNB_id, Mobility
// prach_root_sequence_map4[fp->prach_config_common.rootSequenceIndex];
//compute_prach_seq(u,N_ZC, PHY_vars_UE_g[Mod_id]->X_u);
- compute_prach_seq(&PHY_vars_UE_g[Mod_id][CC_id]->frame_parms.prach_config_common,
+ compute_prach_seq(PHY_vars_UE_g[Mod_id][CC_id]->frame_parms.prach_config_common.rootSequenceIndex,
+ PHY_vars_UE_g[Mod_id][CC_id]->frame_parms.prach_config_common.prach_ConfigInfo.prach_ConfigIndex,
+ PHY_vars_UE_g[Mod_id][CC_id]->frame_parms.prach_config_common.prach_ConfigInfo.zeroCorrelationZoneConfig,
+ PHY_vars_UE_g[Mod_id][CC_id]->frame_parms.prach_config_common.prach_ConfigInfo.highSpeedFlag,
fp->frame_type,
PHY_vars_UE_g[Mod_id][CC_id]->X_u);
diff --git a/openair1/PHY/LTE_TRANSPORT/dci.c b/openair1/PHY/LTE_TRANSPORT/dci.c
index 1ade246945..b9576e9c9d 100755
--- a/openair1/PHY/LTE_TRANSPORT/dci.c
+++ b/openair1/PHY/LTE_TRANSPORT/dci.c
@@ -219,7 +219,14 @@ uint8_t *generate_dci0(uint8_t *dci,
AssertFatal((aggregation_level==1) ||
(aggregation_level==2) ||
(aggregation_level==4) ||
- (aggregation_level==8),
+ (aggregation_level==8)
+#ifdef Rel14 // Added for EPDCCH/MPDCCH
+ ||
+ (aggregation_level==16) ||
+ (aggregation_level==24) ||
+ (aggregation_level==32)
+#endif
+ ,
"generate_dci FATAL, illegal aggregation_level %d\n",aggregation_level);
diff --git a/openair1/PHY/LTE_TRANSPORT/dci_tools.c b/openair1/PHY/LTE_TRANSPORT/dci_tools.c
index d75827db4a..2a43455e25 100644
--- a/openair1/PHY/LTE_TRANSPORT/dci_tools.c
+++ b/openair1/PHY/LTE_TRANSPORT/dci_tools.c
@@ -2005,7 +2005,7 @@ int fill_mdci_and_dlsch(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,mDCI_ALLOC_t *dc
dci_alloc->start_symbol = rel13->start_symbol;
dci_alloc->ce_mode = rel13->ce_mode;
dci_alloc->dmrs_scrambling_init = rel13->drms_scrambling_init;
- dci_alloc->initial_transmission_sf_io = rel13->initial_transmission_sf_io;
+ dci_alloc->i0 = rel13->initial_transmission_sf_io;
dci_alloc->ra_flag = 0;
if (rel13->rnti_type == 2 ) dci_alloc->ra_flag = 1;
diff --git a/openair1/PHY/LTE_TRANSPORT/defs.h b/openair1/PHY/LTE_TRANSPORT/defs.h
index 9d3d9c2b40..e8be4facd4 100644
--- a/openair1/PHY/LTE_TRANSPORT/defs.h
+++ b/openair1/PHY/LTE_TRANSPORT/defs.h
@@ -148,6 +148,8 @@ typedef struct {
uint16_t nb_rb;
/// downlink power offset field
uint8_t dl_power_off;
+ /// start symbold of pdsch
+ uint8_t pdsch_start;
/// Concatenated "e"-sequences (for definition see 36-212 V8.6 2009-03, p.17-18)
uint8_t e[MAX_NUM_CHANNEL_BITS] __attribute__((aligned(32)));
/// Turbo-code outputs (36-212 V8.6 2009-03, p.12
@@ -172,7 +174,7 @@ typedef struct {
uint8_t Nlayers;
/// First layer for this PSCH transmission
uint8_t first_layer;
- /// codeword this transport block is mapped to
+ /// codeword this transport block is mapped to
uint8_t codeword;
} LTE_DL_eNB_HARQ_t;
@@ -250,6 +252,13 @@ typedef struct {
uint8_t decode_phich;
} LTE_UL_UE_HARQ_t;
+#ifdef Rel14
+typedef enum {
+ CEmodeA = 0,
+ CEmodeB = 1
+} CEmode_t;
+#endif
+
typedef struct {
/// TX buffers for UE-spec transmission (antenna ports 5 or 7..14, prior to precoding)
int32_t *txdataF[8];
@@ -291,7 +300,13 @@ typedef struct {
int16_t sqrt_rho_a;
/// amplitude of PDSCH (compared to RS) in symbols containing pilots
int16_t sqrt_rho_b;
-
+#ifdef Rel14
+ /// indicator that this DLSCH corresponds to SIB1-BR, needed for c_init for scrambling
+ uint8_t sib1_br_flag;
+ /// initial absolute subframe (see 36.211 Section 6.3.1), needed for c_init for scrambling
+ uint16_t i0;
+ CEmode_t CEmode;
+#endif
} LTE_eNB_DLSCH_t;
#define PUSCH_x 2
diff --git a/openair1/PHY/LTE_TRANSPORT/dlsch_coding.c b/openair1/PHY/LTE_TRANSPORT/dlsch_coding.c
index 18df5c3b44..fc0c3d61fa 100644
--- a/openair1/PHY/LTE_TRANSPORT/dlsch_coding.c
+++ b/openair1/PHY/LTE_TRANSPORT/dlsch_coding.c
@@ -145,7 +145,7 @@ LTE_eNB_DLSCH_t *new_eNB_dlsch(unsigned char Kmimo,unsigned char Mdlharq,uint32_
bzero(dlsch,sizeof(LTE_eNB_DLSCH_t));
dlsch->Kmimo = Kmimo;
dlsch->Mdlharq = Mdlharq;
- dlsch->Mlimit = 4;
+ dlsch->Mlimit = 8;
dlsch->Nsoft = Nsoft;
for (layer=0; layer<4; layer++) {
diff --git a/openair1/PHY/LTE_TRANSPORT/dlsch_scrambling.c b/openair1/PHY/LTE_TRANSPORT/dlsch_scrambling.c
index eaaddb0c07..bbd29e6d70 100644
--- a/openair1/PHY/LTE_TRANSPORT/dlsch_scrambling.c
+++ b/openair1/PHY/LTE_TRANSPORT/dlsch_scrambling.c
@@ -74,10 +74,12 @@ void dlsch_scrambling(LTE_DL_FRAME_PARMS *frame_parms,
int harq_pid,
int G,
uint8_t q,
+ uint16_t frame,
uint8_t Ns)
{
- int i;
+ int n;
+
// uint8_t reset;
uint32_t x1, x2, s=0;
uint8_t *dlsch_e=dlsch->harq_processes[harq_pid]->e;
@@ -85,12 +87,40 @@ void dlsch_scrambling(LTE_DL_FRAME_PARMS *frame_parms,
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_ENB_DLSCH_SCRAMBLING, VCD_FUNCTION_IN);
+#ifdef Rel14
+ // Rule for accumulation of subframes for BL/CE UEs
+ uint8_t Nacc=4;
+ uint16_t j0,j,idelta;
+ uint16_t i = (Ns>>1) + (10*frame);
+ uint16_t i0 = dlsch->i0;
+
+ if (dlsch->sib1_br_flag==1) Nacc=1;
+ else if (dlsch->rnti == 0xFFFF || dlsch->rnti == 0xFFFE) Nacc = (frame_parms->frame_type == TDD) ? 10 : 4;
+ // Note: above SC-RNTI will also have to be added when/if implemented
+ else if (dlsch->CEmode == CEmodeA) Nacc=1;
+ else if (dlsch->CEmode == CEmodeB) Nacc = (frame_parms->frame_type == TDD) ? 10 : 4;
+
+ if (frame_parms->frame_type == FDD || Nacc == 1) idelta = 0;
+ else idelta = Nacc-2;
+
+ j0 = (i0+idelta)/Nacc;
+ j = (i - i0)/Nacc;
+#endif
+
// reset = 1;
// x1 is set in lte_gold_generic
if (mbsfn_flag == 0) {
- x2 = (dlsch->rnti<<14) + (q<<13) + ((Ns>>1)<<9) + frame_parms->Nid_cell; //this is c_init in 36.211 Sec 6.3.1
+#ifdef Rel14
+ if (dlsch->i0 != 0xFFFF) {
+ // rule for BL/CE UEs from Section 6.3.1 in 36.211
+ x2= (dlsch->rnti<<14) + (q<<13) + ((((j0+j)*Nacc)%10)<<9) + frame_parms->Nid_cell;
+ if ((frame&1023) < 200) LOG_D(PHY,"Scrambling init for (i0 %d, i %d, j0 %d, j %d, Nacc %d) => x2 %d\n",i0,i,j0,j,Nacc,x2);
+ }
+ else
+#endif
+ x2 = (dlsch->rnti<<14) + (q<<13) + ((Ns>>1)<<9) + frame_parms->Nid_cell; //this is c_init in 36.211 Sec 6.3.1 for PDSCH
} else {
- x2 = ((Ns>>1)<<9) + frame_parms->Nid_cell_mbsfn; //this is c_init in 36.211 Sec 6.3.1
+ x2 = ((Ns>>1)<<9) + frame_parms->Nid_cell_mbsfn; //this is c_init in 36.211 Sec 6.3.1 for PMCH
}
#ifdef DEBUG_SCRAMBLING
@@ -98,7 +128,7 @@ void dlsch_scrambling(LTE_DL_FRAME_PARMS *frame_parms,
#endif
s = lte_gold_scram(&x1, &x2, 1);
- for (i=0; i<(1+(G>>5)); i++) {
+ for (n=0; n<(1+(G>>5)); n++) {
#ifdef DEBUG_SCRAMBLING
printf("scrambling %d : %d => ",k,e[k]);
diff --git a/openair1/PHY/LTE_TRANSPORT/pmch.c b/openair1/PHY/LTE_TRANSPORT/pmch.c
index 3aa14d924c..40f157e56b 100644
--- a/openair1/PHY/LTE_TRANSPORT/pmch.c
+++ b/openair1/PHY/LTE_TRANSPORT/pmch.c
@@ -285,6 +285,7 @@ void generate_mch(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,uint8_t *a)
int G;
int subframe = proc->subframe_tx;
+ int frame = proc->frame_tx;
if (eNB->abstraction_flag != 0) {
if (eNB_transport_info_TB_index[eNB->Mod_id][eNB->CC_id]!=0)
@@ -324,7 +325,7 @@ void generate_mch(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,uint8_t *a)
&eNB->dlsch_interleaving_stats)==0,
"problem in dlsch_encoding");
- dlsch_scrambling(&eNB->frame_parms,1,eNB->dlsch_MCH,0,G,0,subframe<<1);
+ dlsch_scrambling(&eNB->frame_parms,1,eNB->dlsch_MCH,0,G,0,frame,subframe<<1);
mch_modulation(eNB->common_vars.txdataF,
diff --git a/openair1/PHY/LTE_TRANSPORT/prach.c b/openair1/PHY/LTE_TRANSPORT/prach.c
index e616741e13..e477b4a4da 100644
--- a/openair1/PHY/LTE_TRANSPORT/prach.c
+++ b/openair1/PHY/LTE_TRANSPORT/prach.c
@@ -1596,16 +1596,17 @@ void rx_prach0(PHY_VARS_eNB *eNB,
if (new_dft == 1) {
new_dft = 0;
- Xu=(int16_t*)eNB->X_u[preamble_offset-first_nonzero_root_idx];
#ifdef Rel14
if (br_flag == 1) {
+ Xu=(int16_t*)eNB->X_u_br[ce_level][preamble_offset-first_nonzero_root_idx];
prach_ifft = prach_ifftp[prach_ifft_cnt++];
if (eNB->prach_vars_br.repetition_number[ce_level]==1) memset(prach_ifft,0,((N_ZC==839)?2048:256)*sizeof(int32_t));
}
else
#endif
{
+ Xu=(int16_t*)eNB->X_u[preamble_offset-first_nonzero_root_idx];
prach_ifft = prach_ifftp[0];
memset(prach_ifft,0,((N_ZC==839) ? 2048 : 256)*sizeof(int32_t));
}
@@ -1781,15 +1782,18 @@ void init_prach_tables(int N_ZC)
}
}
-void compute_prach_seq(PRACH_CONFIG_COMMON *prach_config_common,
- lte_frame_type_t frame_type,
- uint32_t X_u[64][839])
+void compute_prach_seq(uint16_t rootSequenceIndex,
+ uint8_t prach_ConfigIndex,
+ uint8_t zeroCorrelationZoneConfig,
+ uint8_t highSpeedFlag,
+ lte_frame_type_t frame_type,
+ uint32_t X_u[64][839])
{
// Compute DFT of x_u => X_u[k] = x_u(inv(u)*k)^* X_u[k] = exp(j\pi u*inv(u)*k*(inv(u)*k+1)/N_ZC)
unsigned int k,inv_u,i,NCS=0,num_preambles;
int N_ZC;
- uint8_t prach_fmt = get_prach_fmt(prach_config_common->prach_ConfigInfo.prach_ConfigIndex,frame_type);
+ uint8_t prach_fmt = get_prach_fmt(prach_ConfigIndex,frame_type);
uint16_t *prach_root_sequence_map;
uint16_t u, preamble_offset;
uint16_t n_shift_ra,n_shift_ra_bar, d_start,numshift;
@@ -1798,7 +1802,7 @@ void compute_prach_seq(PRACH_CONFIG_COMMON *prach_config_common,
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_UE_COMPUTE_PRACH, VCD_FUNCTION_IN);
#ifdef PRACH_DEBUG
- LOG_I(PHY,"compute_prach_seq: NCS_config %d, prach_fmt %d\n",prach_config_common->prach_ConfigInfo.zeroCorrelationZoneConfig, prach_fmt);
+ LOG_I(PHY,"compute_prach_seq: NCS_config %d, prach_fmt %d\n",zeroCorrelationZoneConfig, prach_fmt);
#endif
AssertFatal(prach_fmt<4,
@@ -1818,15 +1822,15 @@ void compute_prach_seq(PRACH_CONFIG_COMMON *prach_config_common,
LOG_I( PHY, "compute_prach_seq: done init prach_tables\n" );
#endif
- if (prach_config_common->prach_ConfigInfo.highSpeedFlag== 0) {
+ if (highSpeedFlag== 0) {
#ifdef PRACH_DEBUG
- LOG_I(PHY,"Low speed prach : NCS_config %d\n",prach_config_common->prach_ConfigInfo.zeroCorrelationZoneConfig);
+ LOG_I(PHY,"Low speed prach : NCS_config %d\n",zeroCorrelationZoneConfig);
#endif
- AssertFatal(prach_config_common->prach_ConfigInfo.zeroCorrelationZoneConfig<=15,
- "FATAL, Illegal Ncs_config for unrestricted format %"PRIu8"\n", prach_config_common->prach_ConfigInfo.zeroCorrelationZoneConfig );
- NCS = NCS_unrestricted[prach_config_common->prach_ConfigInfo.zeroCorrelationZoneConfig];
+ AssertFatal(zeroCorrelationZoneConfig<=15,
+ "FATAL, Illegal Ncs_config for unrestricted format %"PRIu8"\n", zeroCorrelationZoneConfig );
+ NCS = NCS_unrestricted[zeroCorrelationZoneConfig];
num_preambles = (NCS==0) ? 64 : ((64*NCS)/N_ZC);
@@ -1836,12 +1840,12 @@ void compute_prach_seq(PRACH_CONFIG_COMMON *prach_config_common,
} else {
#ifdef PRACH_DEBUG
- LOG_I( PHY, "high speed prach : NCS_config %"PRIu8"\n", prach_config_common->prach_ConfigInfo.zeroCorrelationZoneConfig );
+ LOG_I( PHY, "high speed prach : NCS_config %"PRIu8"\n", zeroCorrelationZoneConfig );
#endif
- AssertFatal(prach_config_common->prach_ConfigInfo.zeroCorrelationZoneConfig<=14,
- "FATAL, Illegal Ncs_config for restricted format %"PRIu8"\n", prach_config_common->prach_ConfigInfo.zeroCorrelationZoneConfig );
- NCS = NCS_restricted[prach_config_common->prach_ConfigInfo.zeroCorrelationZoneConfig];
+ AssertFatal(zeroCorrelationZoneConfig<=14,
+ "FATAL, Illegal Ncs_config for restricted format %"PRIu8"\n", zeroCorrelationZoneConfig );
+ NCS = NCS_restricted[zeroCorrelationZoneConfig];
fill_du(prach_fmt);
num_preambles = 64; // compute ZC sequence for 64 possible roots
@@ -1851,7 +1855,7 @@ void compute_prach_seq(PRACH_CONFIG_COMMON *prach_config_common,
while (not_found == 1) {
// current root depending on rootSequenceIndex
- int index = (prach_config_common->rootSequenceIndex + preamble_offset) % N_ZC;
+ int index = (rootSequenceIndex + preamble_offset) % N_ZC;
if (prach_fmt<4) {
// prach_root_sequence_map points to prach_root_sequence_map0_3
@@ -1895,12 +1899,12 @@ void compute_prach_seq(PRACH_CONFIG_COMMON *prach_config_common,
if (NCS>0)
LOG_I( PHY, "Initializing %u preambles for PRACH (NCS_config %"PRIu8", NCS %u, N_ZC/NCS %u)\n",
- num_preambles, prach_config_common->prach_ConfigInfo.zeroCorrelationZoneConfig, NCS, N_ZC/NCS );
+ num_preambles, zeroCorrelationZoneConfig, NCS, N_ZC/NCS );
#endif
for (i=0; i<num_preambles; i++) {
- int index = (prach_config_common->rootSequenceIndex+i+preamble_offset) % N_ZC;
+ int index = (rootSequenceIndex+i+preamble_offset) % N_ZC;
if (prach_fmt<4) {
// prach_root_sequence_map points to prach_root_sequence_map0_3
@@ -1921,7 +1925,6 @@ void compute_prach_seq(PRACH_CONFIG_COMMON *prach_config_common,
for (k=0; k<N_ZC; k++) {
// 420 is the multiplicative inverse of 2 (required since ru is exp[j 2\pi n])
X_u[i][k] = ((uint32_t*)ru)[(((k*(1+(inv_u*k)))%N_ZC)*420)%N_ZC];
- //printf("X_u[%d][%d] (%d)(%d)(%d) : %d,%d\n",i,k,u*inv_u*k*(1+(inv_u*k)),u*inv_u*k*(1+(inv_u*k))/2,(u*inv_u*k*(1+(inv_u*k))/2)%N_ZC,((int16_t*)&X_u[i][k])[0],((int16_t*)&X_u[i][k])[1]);
}
}
diff --git a/openair1/PHY/LTE_TRANSPORT/proto.h b/openair1/PHY/LTE_TRANSPORT/proto.h
index 87b736e1b4..867a2877fe 100644
--- a/openair1/PHY/LTE_TRANSPORT/proto.h
+++ b/openair1/PHY/LTE_TRANSPORT/proto.h
@@ -1973,6 +1973,7 @@ void dlsch_scrambling(LTE_DL_FRAME_PARMS *frame_parms,
int hard_pid,
int G,
uint8_t q,
+ uint16_t frame,
uint8_t Ns);
void dlsch_unscrambling(LTE_DL_FRAME_PARMS *frame_parms,
@@ -2114,12 +2115,20 @@ uint8_t get_fid_prach_tdd(module_id_t Mod_id,uint8_t tdd_map_index);
/*!
\brief Comp ute DFT of PRACH ZC sequences. Used for generation of prach in UE and reception of PRACH in eNB.
- @param prach_config_common Pointer to prachConfigCommon structure
+ @param rootSequenceIndex PRACH root sequence
+ #param prach_ConfigIndex PRACH Configuration Index
+ @param zeroCorrelationZoneConfig PRACH ncs_config
+ @param highSpeedFlat PRACH High-Speed Flag
+ @param frame_type TDD/FDD flag
@param Xu DFT output
*/
-void compute_prach_seq(PRACH_CONFIG_COMMON *prach_config_common,
- lte_frame_type_t frame_type,
- uint32_t X_u[64][839]);
+void compute_prach_seq(uint16_t rootSequenceIndex,
+ uint8_t prach_ConfigIndex,
+ uint8_t zeroCorrelationZoneConfig,
+ uint8_t highSpeedFlag,
+ lte_frame_type_t frame_type,
+ uint32_t X_u[64][839]);
+
void init_prach_tables(int N_ZC);
diff --git a/openair1/PHY/defs.h b/openair1/PHY/defs.h
index bf09cfcaa6..2c1ec60967 100644
--- a/openair1/PHY/defs.h
+++ b/openair1/PHY/defs.h
@@ -940,7 +940,9 @@ typedef struct PHY_VARS_eNB_s {
uint32_t lte_gold_mbsfn_table[10][3][42];
uint32_t X_u[64][839];
-
+#ifdef Rel14
+ uint32_t X_u_br[4][64][839];
+#endif
uint8_t pbch_configured;
uint8_t pbch_pdu[4]; //PBCH_PDU_SIZE
char eNB_generate_rar;
diff --git a/openair1/PHY/impl_defs_lte.h b/openair1/PHY/impl_defs_lte.h
index fea33a7707..2a0e1dbf50 100644
--- a/openair1/PHY/impl_defs_lte.h
+++ b/openair1/PHY/impl_defs_lte.h
@@ -804,9 +804,9 @@ typedef struct {
uint8_t narrowband;
/// number of PRB pairs for MPDCCH
uint8_t number_of_prb_pairs;
- /// mpdcch resource assignement (0=localized,1=distributed)
+ /// mpdcch resource assignement (combinatorial index r)
uint8_t resource_block_assignment;
- /// transmission type
+ /// transmission type (0=localized,1=distributed)
uint8_t transmission_type;
/// mpdcch start symbol
uint8_t start_symbol;
@@ -815,7 +815,11 @@ typedef struct {
/// 0-503 n_EPDCCHid_i
uint16_t dmrs_scrambling_init;
/// Absolute subframe of the initial transmission (0-10239)
- uint16_t initial_transmission_sf_io;
+ uint16_t i0;
+ /// number of mdpcch repetitions
+ uint16_t reps;
+ /// current absolute subframe number
+ uint16_t absSF;
/// DCI pdu
uint8_t dci_pdu[8];
} mDCI_ALLOC_t;
@@ -834,8 +838,12 @@ typedef struct {
} LTE_eNB_EPDCCH;
typedef struct {
+ /// number of active MPDCCH allocations
uint8_t num_dci;
+ /// MPDCCH DCI allocations from MAC
mDCI_ALLOC_t mdci_alloc[32];
+ // MAX SIZE of an EPDCCH set is 16EREGs * 9REs/EREG * 8 PRB pairs = 2304 bits
+ uint8_t e[2304];
} LTE_eNB_MPDCCH;
diff --git a/openair1/SCHED/phy_procedures_lte_eNb.c b/openair1/SCHED/phy_procedures_lte_eNb.c
index 556a75fbf2..9d16298d36 100644
--- a/openair1/SCHED/phy_procedures_lte_eNb.c
+++ b/openair1/SCHED/phy_procedures_lte_eNb.c
@@ -705,8 +705,7 @@ void pdsch_procedures(PHY_VARS_eNB *eNB,
LTE_eNB_DLSCH_t *dlsch,
LTE_eNB_DLSCH_t *dlsch1,
LTE_eNB_UE_stats *ue_stats,
- int ra_flag,
- int num_pdcch_symbols) {
+ int ra_flag){
int frame=proc->frame_tx;
int subframe=proc->subframe_tx;
@@ -715,128 +714,57 @@ void pdsch_procedures(PHY_VARS_eNB *eNB,
LTE_DL_FRAME_PARMS *fp=&eNB->frame_parms;
int i;
- LOG_D(PHY,
- "[eNB %"PRIu8"][PDSCH %"PRIx16"/%"PRIu8"] Frame %d, subframe %d: Generating PDSCH/DLSCH with input size = %"PRIu16", G %d, nb_rb %"PRIu16", mcs %"PRIu8", pmi_alloc %"PRIx64", rv %"PRIu8" (round %"PRIu8")\n",
- eNB->Mod_id, dlsch->rnti,harq_pid,
- frame, subframe, input_buffer_length,
- get_G(fp,
- dlsch_harq->nb_rb,
- dlsch_harq->rb_alloc,
- get_Qm(dlsch_harq->mcs),
- dlsch_harq->Nl,
- num_pdcch_symbols,
- frame,
- subframe,
- dlsch_harq->mimo_mode==TM7?7:0),
- dlsch_harq->nb_rb,
- dlsch_harq->mcs,
- pmi2hex_2Ar1(dlsch_harq->pmi_alloc),
- dlsch_harq->rvidx,
- dlsch_harq->round);
-
+ if (frame < 20) {
+ LOG_I(PHY,
+ "[eNB %"PRIu8"][PDSCH %"PRIx16"/%"PRIu8"] Frame %d, subframe %d: Generating PDSCH/DLSCH with input size = %"PRIu16", pdsch_start %d, G %d, nb_rb %"PRIu16", rb0 %x, rb1 %x, TBS %"PRIu16", pmi_alloc %"PRIx64", rv %"PRIu8" (round %"PRIu8")\n",
+ eNB->Mod_id, dlsch->rnti,harq_pid,
+ frame, subframe, input_buffer_length, dlsch_harq->pdsch_start,
+ get_G(fp,
+ dlsch_harq->nb_rb,
+ dlsch_harq->rb_alloc,
+ dlsch_harq->Qm,
+ dlsch_harq->Nl,
+ dlsch_harq->pdsch_start,
+ frame,
+ subframe,
+ dlsch_harq->mimo_mode==TM7?7:0),
+ dlsch_harq->nb_rb,
+ dlsch_harq->rb_alloc[0],
+ dlsch_harq->rb_alloc[1],
+ dlsch_harq->TBS,
+ pmi2hex_2Ar1(dlsch_harq->pmi_alloc),
+ dlsch_harq->rvidx,
+ dlsch_harq->round);
+ }
#if defined(MESSAGE_CHART_GENERATOR_PHY)
MSC_LOG_TX_MESSAGE(
MSC_PHY_ENB,MSC_PHY_UE,
NULL,0,
- "%05u:%02u PDSCH/DLSCH input size = %"PRIu16", G %d, nb_rb %"PRIu16", mcs %"PRIu8", pmi_alloc %"PRIx16", rv %"PRIu8" (round %"PRIu8")",
+ "%05u:%02u PDSCH/DLSCH input size = %"PRIu16", G %d, nb_rb %"PRIu16", TBS %"PRIu16", pmi_alloc %"PRIx16", rv %"PRIu8" (round %"PRIu8")",
frame, subframe,
input_buffer_length,
get_G(fp,
dlsch_harq->nb_rb,
dlsch_harq->rb_alloc,
- get_Qm(dlsch_harq->mcs),
+ dlsch_harq->Qm,
dlsch_harq->Nl,
- num_pdcch_symbols,
+ dlsch_harq->pdsch_start,
frame,
subframe,
dlsch_harq->mimo_mode==TM7?7:0),
dlsch_harq->nb_rb,
- dlsch_harq->mcs,
+ dlsch_harq->TBS,
pmi2hex_2Ar1(dlsch_harq->pmi_alloc),
dlsch_harq->rvidx,
dlsch_harq->round);
#endif
-
+
+
if (ue_stats) ue_stats->dlsch_sliding_cnt++;
-
+
if (dlsch_harq->round == 0) {
-
if (ue_stats)
ue_stats->dlsch_trials[harq_pid][0]++;
-
-
- if (eNB->mac_enabled==1) {
-
-
- /*
- // if (ra_flag == 0) {
- DLSCH_pdu = get_dlsch_pdu(eNB->Mod_id,
- eNB->CC_id,
- dlsch->rnti);
-
-
- }
-
- else {
- int16_t crnti = mac_xface->fill_rar(eNB->Mod_id,
- eNB->CC_id,
- frame,
- DLSCH_pdu_rar,
- fp->N_RB_UL,
- input_buffer_length);
- DLSCH_pdu = DLSCH_pdu_rar;
-
- int UE_id;
-
- if (crnti!=0)
- UE_id = add_ue(crnti,eNB);
- else
- UE_id = -1;
-
- if (UE_id==-1) {
- LOG_W(PHY,"[eNB] Max user count reached.\n");
- mac_xface->cancel_ra_proc(eNB->Mod_id,
- eNB->CC_id,
- frame,
- crnti);
- } else {
- eNB->UE_stats[(uint32_t)UE_id].mode = RA_RESPONSE;
- // Initialize indicator for first SR (to be cleared after ConnectionSetup is acknowledged)
- eNB->first_sr[(uint32_t)UE_id] = 1;
-
- generate_eNB_ulsch_params_from_rar(DLSCH_pdu,
- frame,
- subframe,
- eNB->ulsch[(uint32_t)UE_id],
- fp);
-
- LOG_D(PHY,"[eNB][RAPROC] Frame %d subframe %d, Activated Msg3 demodulation for UE %"PRId8" in frame %"PRIu32", subframe %"PRIu8"\n",
- frame,
- subframe,
- UE_id,
- eNB->ulsch[(uint32_t)UE_id]->Msg3_frame,
- eNB->ulsch[(uint32_t)UE_id]->Msg3_subframe);
-
-
- LOG_D(PHY, "hack: set phich_active to 0 for UE %d fsf %d %d all HARQs\n", UE_id, frame, subframe);
- for (i = 0; i < 8; i++)
- eNB->ulsch[(uint32_t)UE_id]->harq_processes[i]->phich_active = 0;
-
- mac_xface->set_msg3_subframe(eNB->Mod_id, eNB->CC_id, frame, subframe, (uint16_t)crnti,
- eNB->ulsch[UE_id]->Msg3_frame, eNB->ulsch[UE_id]->Msg3_subframe);
-
- T(T_ENB_PHY_MSG3_ALLOCATION, T_INT(eNB->Mod_id), T_INT(frame), T_INT(subframe),
- T_INT(UE_id), T_INT((uint16_t)crnti), T_INT(1 // 1 is for initial transmission
- ),
- T_INT(eNB->ulsch[UE_id]->Msg3_frame), T_INT(eNB->ulsch[UE_id]->Msg3_subframe));
- }
- if (ue_stats) ue_stats->total_TBS_MAC += dlsch_harq->TBS;
- */
- }
- else {
- for (i=0; i<input_buffer_length; i++)
- dlsch_harq->pdu[i] = (unsigned char)(taus()&0xff);
- }
} else {
ue_stats->dlsch_trials[harq_pid][dlsch_harq->round]++;
#ifdef DEBUG_PHY_PROC
@@ -852,7 +780,7 @@ void pdsch_procedures(PHY_VARS_eNB *eNB,
start_meas(&eNB->dlsch_encoding_stats);
eNB->te(eNB,
dlsch_harq->pdu,
- num_pdcch_symbols,
+ dlsch_harq->pdsch_start,
dlsch,
frame,subframe,
&eNB->dlsch_rate_matching_stats,
@@ -868,12 +796,13 @@ void pdsch_procedures(PHY_VARS_eNB *eNB,
get_G(fp,
dlsch_harq->nb_rb,
dlsch_harq->rb_alloc,
- get_Qm(dlsch_harq->mcs),
+ dlsch_harq->Qm,
dlsch_harq->Nl,
- num_pdcch_symbols,
+ dlsch_harq->pdsch_start,
frame,subframe,
0),
0,
+ frame,
subframe<<1);
stop_meas(&eNB->dlsch_scrambling_stats);
@@ -884,7 +813,7 @@ void pdsch_procedures(PHY_VARS_eNB *eNB,
eNB->common_vars.txdataF,
AMP,
subframe,
- num_pdcch_symbols,
+ dlsch_harq->pdsch_start,
dlsch,
dlsch1);
@@ -986,6 +915,9 @@ handle_nfapi_dlsch_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
uint8_t *sdu) {
nfapi_dl_config_dlsch_pdu_rel8_t *rel8 = &dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8;
+#ifndef Rel8
+ nfapi_dl_config_dlsch_pdu_rel10_t *rel10 = &dl_config_pdu->dlsch_pdu.dlsch_pdu_rel10;
+#endif
#ifdef Rel14
nfapi_dl_config_dlsch_pdu_rel13_t *rel13 = &dl_config_pdu->dlsch_pdu.dlsch_pdu_rel13;
#endif
@@ -993,17 +925,17 @@ handle_nfapi_dlsch_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
LTE_DL_eNB_HARQ_t *dlsch0_harq=NULL,*dlsch1_harq=NULL;
int UE_id;
int harq_pid;
-
+
UE_id = find_dlsch(rel8->rnti,eNB,SEARCH_EXIST_OR_FREE);
AssertFatal(UE_id!=-1,"no free or exiting dlsch_context\n");
AssertFatal(UE_id<NUMBER_OF_UE_MAX,"returned UE_id %d >= %d(NUMBER_OF_UE_MAX)\n",UE_id,NUMBER_OF_UE_MAX);
-
+
dlsch0 = eNB->dlsch[UE_id][0];
dlsch1 = eNB->dlsch[UE_id][1];
#ifdef Rel14
- if ((rel13->pdsch_payload_type == 0) && (rel13->ue_type>0)) dlsch0->harq_ids[proc->subframe_tx] = 0;
+ if ((rel13->pdsch_payload_type < 2) && (rel13->ue_type>0)) dlsch0->harq_ids[proc->subframe_tx] = 0;
#endif
harq_pid = dlsch0->harq_ids[proc->subframe_tx];
@@ -1012,13 +944,27 @@ handle_nfapi_dlsch_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
dlsch1_harq = dlsch1->harq_processes[harq_pid];
AssertFatal(dlsch0_harq!=NULL,"dlsch_harq is null\n");
+ dlsch0_harq->pdsch_start = eNB->pdcch_vars[proc->subframe_tx & 1].num_pdcch_symbols;
+
LOG_D(PHY,"NFAPI: frame %d, subframe %d: programming dlsch, rnti %x, UE_id %d, harq_pid %d\n",
- proc->frame_tx,proc->subframe_tx,rel8->rnti,UE_id,harq_pid);
+ proc->frame_tx,proc->subframe_tx,rel8->rnti,UE_id,harq_pid);
if (codeword_index == 0) dlsch0_harq->pdu = sdu;
else dlsch1_harq->pdu = sdu;
#ifdef Rel14
+ dlsch0->sib1_br_flag=0;
+
if ((rel13->pdsch_payload_type <2) && (rel13->ue_type>0)) { // this is a BR/CE UE and SIB1-BR/SI-BR
+
+ dlsch0->rnti = 0xFFFF;
+ dlsch0->Kmimo = 1;
+ dlsch0->Mdlharq = 4;
+ dlsch0->Nsoft = 25344;
+ dlsch0->i0 = rel13->initial_transmission_sf_io;
+ dlsch0_harq->pdsch_start = rel10->pdsch_start;
+
+ if (rel13->pdsch_payload_type == 0) dlsch0->sib1_br_flag=1;
+
// configure PDSCH
switch (eNB->frame_parms.N_RB_DL) {
case 6:
@@ -1055,8 +1001,8 @@ handle_nfapi_dlsch_pdu(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc,
dlsch0_harq->round = 0;
dlsch0_harq->status = ACTIVE;
dlsch0_harq->TBS = rel8->length<<3;
-
-
+ dlsch0_harq->Qm = rel8->modulation;
+ dlsch0_harq->codeword = 0;
}
else {
@@ -1338,27 +1284,6 @@ void phy_procedures_eNB_TX(PHY_VARS_eNB *eNB,
common_signal_procedures(eNB,proc);
}
- /*
- if (eNB->mac_enabled==1) {
- // Parse DCI received from MAC
- VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_ENB_PDCCH_TX,1);
- DCI_pdu = mac_xface->get_dci_sdu(eNB->Mod_id,
- eNB->CC_id,
- frame,
- subframe);
- }
- else {
- DCI_pdu = &DCI_pdu_tmp;
- fill_dci(DCI_pdu,eNB,proc);
- // clear previous allocation information for all UEs
- for (i=0; i<NUMBER_OF_UE_MAX; i++) {
- if (eNB->dlsch[i][0]){
- for (j=0; j<8; j++)
- eNB->dlsch[i][0]->harq_processes[j]->round = 0;
- }
- }
- }
-*/
// clear existing ulsch dci allocations before applying info from MAC (this is table
ul_subframe = pdcch_alloc2ul_subframe(fp,subframe);
ul_frame = pdcch_alloc2ul_frame(fp,frame,subframe);
@@ -1437,34 +1362,37 @@ void phy_procedures_eNB_TX(PHY_VARS_eNB *eNB,
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_PHY_ENB_PDCCH_TX,0);
// Now scan UE specific DLSCH
+ LTE_eNB_DLSCH_t *dlsch0,*dlsch1;
for (UE_id=0; UE_id<NUMBER_OF_UE_MAX; UE_id++)
{
- if ((eNB->dlsch[(uint8_t)UE_id][0])&&
- (eNB->dlsch[(uint8_t)UE_id][0]->rnti>0)&&
- (eNB->dlsch[(uint8_t)UE_id][0]->active == 1)) {
+ dlsch0 = eNB->dlsch[(uint8_t)UE_id][0];
+ dlsch1 = eNB->dlsch[(uint8_t)UE_id][1];
+
+ if ((dlsch0)&&
+ (dlsch0->rnti>0)&&
+ (dlsch0->active == 1)) {
// get harq_pid
- harq_pid = eNB->dlsch[(uint8_t)UE_id][0]->harq_ids[subframe];
+ harq_pid = dlsch0->harq_ids[subframe];
AssertFatal(harq_pid>=0,"harq_pid is negative\n");
// generate pdsch
pdsch_procedures(eNB,
proc,
harq_pid,
- eNB->dlsch[(uint8_t)UE_id][0],
- eNB->dlsch[(uint8_t)UE_id][1],
+ dlsch0,
+ dlsch1,
&eNB->UE_stats[(uint32_t)UE_id],
- 0,
- num_pdcch_symbols);
+ 0);
}
- else if ((eNB->dlsch[(uint8_t)UE_id][0])&&
- (eNB->dlsch[(uint8_t)UE_id][0]->rnti>0)&&
- (eNB->dlsch[(uint8_t)UE_id][0]->active == 0)) {
+ else if ((dlsch0)&&
+ (dlsch0->rnti>0)&&
+ (dlsch0->active == 0)) {
// clear subframe TX flag since UE is not scheduled for PDSCH in this subframe (so that we don't look for PUCCH later)
- eNB->dlsch[(uint8_t)UE_id][0]->subframe_tx[subframe]=0;
+ dlsch0->subframe_tx[subframe]=0;
}
}
@@ -1696,11 +1624,10 @@ void process_HARQ_feedback(uint8_t UE_id,
if (dl_harq_pid[m]<dlsch->Mdlharq) {
dlsch_harq_proc = dlsch->harq_processes[dl_harq_pid[m]];
#ifdef DEBUG_PHY_PROC
- LOG_D(PHY,"[eNB %d][PDSCH %x/%d] subframe %d, status %d, round %d (mcs %d, rv %d, TBS %d)\n",eNB->Mod_id,
+ LOG_D(PHY,"[eNB %d][PDSCH %x/%d] subframe %d, status %d, round %d (rv %d, TBS %d)\n",eNB->Mod_id,
dlsch->rnti,dl_harq_pid[m],dl_subframe,
dlsch_harq_proc->status,dlsch_harq_proc->round,
- dlsch->harq_processes[dl_harq_pid[m]]->mcs,
- dlsch->harq_processes[dl_harq_pid[m]]->rvidx,
+ dlsch->harq_processes[dl_harq_pid[m]]->rvidx,
dlsch->harq_processes[dl_harq_pid[m]]->TBS);
if (dlsch_harq_proc->status==DISABLED)
diff --git a/openair2/LAYER2/MAC/eNB_scheduler_RA.c b/openair2/LAYER2/MAC/eNB_scheduler_RA.c
index 88ee3d14ae..a47159a079 100644
--- a/openair2/LAYER2/MAC/eNB_scheduler_RA.c
+++ b/openair2/LAYER2/MAC/eNB_scheduler_RA.c
@@ -290,7 +290,7 @@ void generate_Msg2(module_id_t module_idP,int CC_idP,frame_t frameP,sub_frame_t
dl_config_pdu->pdu_size = (uint8_t)(2+sizeof(nfapi_dl_config_dlsch_pdu));
dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.pdu_index = eNB->pdu_index[CC_idP];
dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.rnti = RA_template->RA_rnti;
- dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.resource_allocation_type = 2; // format 1A/1B/1D
+ dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.resource_allocation_type = 2;
dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.virtual_resource_block_assignment_flag = 0; // localized
dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.resource_block_coding = getRIV(N_RB_DL,first_rb,6);
dl_config_pdu->dlsch_pdu.dlsch_pdu_rel8.modulation = 2; //QPSK
@@ -538,7 +538,7 @@ void generate_Msg4(module_id_t module_idP,int CC_idP,frame_t frameP,sub_frame_t
if (RA_template->rach_resource_type>0) {
// Generate DCI + repetitions first
- // This uses an MPDCCH Type 2 allocation according to Section 9.1.5 36-213 : Note: Assumption that this is still Type 2 Common Search
+ // This uses an MPDCCH Type 2 allocation according to Section 9.1.5 36-213, Type2 common allocation according to Table 7.1-8 (36-213)
// Parameters:
// p=2+4 PRB set (number of PRB pairs 6)
// rmax = mpdcch-NumRepetition-RA-r13 => Table 9.1.5-3
diff --git a/targets/RT/USER/lte-softmodem.c b/targets/RT/USER/lte-softmodem.c
index 319465072c..a9bc2f032c 100644
--- a/targets/RT/USER/lte-softmodem.c
+++ b/targets/RT/USER/lte-softmodem.c
@@ -1504,10 +1504,6 @@ int main( int argc, char **argv )
UE[CC_id]->mode = mode;
printf("UE[%d]->mode = %d\n",CC_id,mode);
- compute_prach_seq(&UE[CC_id]->frame_parms.prach_config_common,
- UE[CC_id]->frame_parms.frame_type,
- UE[CC_id]->X_u);
-
if (UE[CC_id]->mac_enabled == 1) {
UE[CC_id]->pdcch_vars[0][0]->crnti = 0x1234;
UE[CC_id]->pdcch_vars[1][0]->crnti = 0x1234;
--
GitLab