Skip to content

O
OpenXG-RAN
Commit 00d60239 authored by Florian Kaltenberger's avatar Florian Kaltenberger
Browse files
Options

bugfixes in gain settings for multiple CCs 


git-svn-id: http://svn.eurecom.fr/openair4G/trunk@5750 818b1a75-f10b-46b9-bf7c-635c3b92a50f
parent f81faaf9
Hide whitespace changes
Inline Side-by-side
Showing with 69 additions and 52 deletions
targets/RT/USER/Makefile
View file @ 00d60239
......@@ -79,7 +79,6 @@ CFLAGS += -DDRIVER2013 -I$(OPENAIR_TARGETS)/ARCH/EXMIMO/USERSPACE/LIB/ -I$(OPENA
endif
CFLAGS += -DENABLE_VCD_FIFO
CFLAGS += -DMAX_NUM_CCs=1
TOP_DIR = $(OPENAIR1_DIR)
......
targets/RT/USER/lte-softmodem.c
View file @ 00d60239
......@@ -234,28 +234,24 @@ static char *itti_dump_file = NULL;
#endif
#ifndef USRP
double tx_gain[4] = {20,10,0,0};
double rx_gain[4] = {10,10,0,0};
double tx_gain[MAX_NUM_CCs][4] = {{20,10,0,0}};
double rx_gain[MAX_NUM_CCs][4] = {{10,10,0,0}};
// these are for EXMIMO2 target only
static unsigned int rxg_max[4] = {133,133,133,133};
static unsigned int rxg_med[4] = {127,127,127,127};
static unsigned int rxg_byp[4] = {120,120,120,120};
static rx_gain_t rx_gain_mode[MAX_NUM_CCs][4] = {{max_gain,max_gain,max_gain,max_gain}};
#else
double tx_gain[4] = {120,0,0,0};
double rx_gain[4] = {50,0,0,0};
double tx_gain[MAX_NUM_CCs][4] = {{120,0,0,0}};
double rx_gain[MAX_NUM_CCs][4] = {{50,0,0,0}};
#endif
double sample_rate=30.72e6;
double bw = 14e6;
#ifndef USRP
static unsigned int rxg_max[4] = {133,133,133,133};
static unsigned int rxg_med[4] = {127,127,127,127};
static unsigned int rxg_byp[4] = {120,120,120,120};
static int tx_max_power = 0;
static int tx_max_power[MAX_NUM_CCs] = {{0}};
#else
static unsigned int rxg_max[4] = {133,133,133,133};
//static unsigned int rxg_med[4] = {127,127,127,127};
//static unsigned int rxg_byp[4] = {120,120,120,120};
static int tx_max_power = 0;
#ifdef USRP
char ref[128] = "internal";
char channels[128] = "0";
......@@ -1882,9 +1878,13 @@ static void get_options (int argc, char **argv) {
AssertFatal (NB_eNB_INST <= enb_properties->number,
"Number of eNB is greater than eNB defined in configuration file %s (%d/%d)!",
conf_config_file_name, NB_eNB_INST, enb_properties->number);
/* Update some simulation parameters */
for (i=0; i < enb_properties->number; i++) {
AssertFatal (MAX_NUM_CCs == enb_properties->properties[i]->nb_cc,
"lte-softmodem compiled with MAX_NUM_CCs=%d, but only %d CCs configured for eNB %d!",
MAX_NUM_CCs, enb_properties->properties[i]->nb_cc, i);
for (CC_id=0;CC_id<MAX_NUM_CCs;CC_id++) {
frame_parms[CC_id]->frame_type = enb_properties->properties[i]->frame_type[CC_id];
frame_parms[CC_id]->tdd_config = enb_properties->properties[i]->tdd_config[CC_id];
......@@ -2136,53 +2136,58 @@ int main(int argc, char **argv) {
PHY_vars_UE_g = malloc(sizeof(PHY_VARS_UE**));
PHY_vars_UE_g[0] = malloc(sizeof(PHY_VARS_UE*)*MAX_NUM_CCs);
for (CC_id=0;CC_id<MAX_NUM_CCs;CC_id++) {
PHY_vars_UE_g[CC_id][0] = init_lte_UE(frame_parms[CC_id], UE_id,abstraction_flag,transmission_mode);
PHY_vars_UE_g[0][CC_id] = init_lte_UE(frame_parms[CC_id], UE_id,abstraction_flag,transmission_mode);
#ifndef OPENAIR2
for (i=0;i<NUMBER_OF_eNB_MAX;i++) {
PHY_vars_UE_g[CC_id][0]->pusch_config_dedicated[i].betaOffset_ACK_Index = beta_ACK;
PHY_vars_UE_g[CC_id][0]->pusch_config_dedicated[i].betaOffset_RI_Index = beta_RI;
PHY_vars_UE_g[CC_id][0]->pusch_config_dedicated[i].betaOffset_CQI_Index = beta_CQI;
PHY_vars_UE_g[0][CC_id]->pusch_config_dedicated[i].betaOffset_ACK_Index = beta_ACK;
PHY_vars_UE_g[0][CC_id]->pusch_config_dedicated[i].betaOffset_RI_Index = beta_RI;
PHY_vars_UE_g[0][CC_id]->pusch_config_dedicated[i].betaOffset_CQI_Index = beta_CQI;
PHY_vars_UE_g[CC_id][0]->scheduling_request_config[i].sr_PUCCH_ResourceIndex = UE_id;
PHY_vars_UE_g[CC_id][0]->scheduling_request_config[i].sr_ConfigIndex = 7+(UE_id%3);
PHY_vars_UE_g[CC_id][0]->scheduling_request_config[i].dsr_TransMax = sr_n4;
PHY_vars_UE_g[0][CC_id]->scheduling_request_config[i].sr_PUCCH_ResourceIndex = UE_id;
PHY_vars_UE_g[0][CC_id]->scheduling_request_config[i].sr_ConfigIndex = 7+(UE_id%3);
PHY_vars_UE_g[0][CC_id]->scheduling_request_config[i].dsr_TransMax = sr_n4;
}
#endif
compute_prach_seq(&PHY_vars_UE_g[CC_id][0]->lte_frame_parms.prach_config_common,
PHY_vars_UE_g[CC_id][0]->lte_frame_parms.frame_type,
PHY_vars_UE_g[CC_id][0]->X_u);
compute_prach_seq(&PHY_vars_UE_g[0][CC_id]->lte_frame_parms.prach_config_common,
PHY_vars_UE_g[0][CC_id]->lte_frame_parms.frame_type,
PHY_vars_UE_g[0][CC_id]->X_u);
PHY_vars_UE_g[CC_id][0]->lte_ue_pdcch_vars[0]->crnti = 0x1234;
PHY_vars_UE_g[0][CC_id]->lte_ue_pdcch_vars[0]->crnti = 0x1234;
#ifndef OPENAIR2
PHY_vars_UE_g[CC_id][0]->lte_ue_pdcch_vars[0]->crnti = 0x1235;
PHY_vars_UE_g[0][CC_id]->lte_ue_pdcch_vars[0]->crnti = 0x1235;
#endif
#ifndef USRP
for (i=0;i<4;i++) {
PHY_vars_UE_g[CC_id][0]->rx_gain_max[i] = rxg_max[i];
// PHY_vars_UE_g[CC_id][0]->rx_gain_med[i] = rxg_med[i];
// PHY_vars_UE_g[CC_id][0]->rx_gain_byp[i] = rxg_byp[i];
PHY_vars_UE_g[0][CC_id]->rx_gain_max[i] = rxg_max[i];
PHY_vars_UE_g[0][CC_id]->rx_gain_med[i] = rxg_med[i];
PHY_vars_UE_g[0][CC_id]->rx_gain_byp[i] = rxg_byp[i];
}
if ((mode == normal_txrx) || (mode == rx_calib_ue) || (mode == no_L2_connect) || (mode == debug_prach)) {
for (i=0;i<4;i++)
openair0_cfg[CC_id].rxg_mode[i] = max_gain;
PHY_vars_UE_g[CC_id][0]->rx_total_gain_dB = PHY_vars_UE_g[CC_id][0]->rx_gain_max[0] + (int)rx_gain - 30; //-30 because it was calibrated with a 30dB gain
rx_gain_mode[CC_id][i] = max_gain;
PHY_vars_UE_g[0][CC_id]->rx_total_gain_dB = PHY_vars_UE_g[0][CC_id]->rx_gain_max[0] + (int)rx_gain[CC_id][0] - 30; //-30 because it was calibrated with a 30dB gain
}
else if ((mode == rx_calib_ue_med)) {
for (i=0;i<4;i++)
openair0_cfg[CC_id].rxg_mode[i] = med_gain;
PHY_vars_UE_g[CC_id][0]->rx_total_gain_dB = PHY_vars_UE_g[CC_id][0]->rx_gain_med[0] + (int)rx_gain - 30; //-30 because it was calibrated with a 30dB gain;
rx_gain_mode[CC_id][i] = med_gain;
PHY_vars_UE_g[0][CC_id]->rx_total_gain_dB = PHY_vars_UE_g[0][CC_id]->rx_gain_med[0] + (int)rx_gain[CC_id][0] - 30; //-30 because it was calibrated with a 30dB gain;
}
else if ((mode == rx_calib_ue_byp)) {
for (i=0;i<4;i++)
openair0_cfg[CC_id].rxg_mode[i] = byp_gain;
PHY_vars_UE_g[CC_id][0]->rx_total_gain_dB = PHY_vars_UE_g[CC_id][0]->rx_gain_byp[0] + (int)rx_gain - 30; //-30 because it was calibrated with a 30dB gain;
rx_gain_mode[CC_id][i] = byp_gain;
PHY_vars_UE_g[0][CC_id]->rx_total_gain_dB = PHY_vars_UE_g[0][CC_id]->rx_gain_byp[0] + (int)rx_gain[CC_id][0] - 30; //-30 because it was calibrated with a 30dB gain;
}
#else
PHY_vars_UE_g[0][CC_id]->rx_total_gain_dB = (int)rx_gain[CC_id][0];
#endif
PHY_vars_UE_g[CC_id][0]->tx_power_max_dBm = tx_max_power;
PHY_vars_UE_g[0][CC_id]->tx_power_max_dBm = tx_max_power[CC_id];
}
NB_UE_INST=1;
NB_INST=1;
......@@ -2192,7 +2197,7 @@ int main(int argc, char **argv) {
openair_daq_vars.auto_freq_correction = 0;
openair_daq_vars.use_ia_receiver = 0;
// printf("tx_max_power = %d -> amp %d\n",tx_max_power,get_tx_amp(tx_max_power,tx_max_power));
}
......@@ -2221,14 +2226,16 @@ int main(int argc, char **argv) {
PHY_vars_eNB_g[0][CC_id]->X_u);
#ifdef USRP
PHY_vars_eNB_g[0][CC_id]->rx_total_gain_eNB_dB = (int)rx_gain;
PHY_vars_eNB_g[0][CC_id]->rx_total_gain_eNB_dB = (int)rx_gain[CC_id][0];
#else
PHY_vars_eNB_g[0][CC_id]->rx_total_gain_eNB_dB = rxg_max[0] + (int)rx_gain - 30; //was measured at rxgain=30;
#endif
PHY_vars_eNB_g[0][CC_id]->rx_total_gain_eNB_dB = rxg_max[0] + (int)rx_gain[CC_id][0] - 30; //was measured at rxgain=30;
// set eNB to max gain
for (i=0;i<4;i++)
openair0_cfg[CC_id].rxg_mode[i] = max_gain;
rx_gain_mode[CC_id][i] = max_gain;
#endif
}
NB_eNB_INST=1;
NB_INST=1;
......@@ -2283,15 +2290,17 @@ int main(int argc, char **argv) {
openair0_cfg[card].sample_rate = sample_rate;
openair0_cfg[card].tx_bw = bw;
openair0_cfg[card].rx_bw = bw;
for (i=0;i<4;i++) {
openair0_cfg[card].tx_gain[i] = tx_gain[i];
openair0_cfg[card].rx_gain[i] = rx_gain[i];
// in the case of the USRP, the following variables need to be initialized before the init
// since the USRP only supports one CC (for the moment), we initialize all the cards with first CC.
// in the case of EXMIMO2, these values are overwirtten in the function setup_eNB/UE_buffer
#ifdef USRP
for (i=0;i<4;i++) {
openair0_cfg[card].tx_gain[i] = tx_gain[0][i];
openair0_cfg[card].rx_gain[i] = rx_gain[0][i];
openair0_cfg[card].tx_freq[i] = (UE_flag==0) ? downlink_frequency[0][i] : downlink_frequency[0][i]+uplink_frequency_offset[0][i];
openair0_cfg[card].rx_freq[i] = (UE_flag==0) ? downlink_frequency[0][i] + uplink_frequency_offset[0][i] : downlink_frequency[0][i];
#endif
}
#endif
}
if (openair0_device_init(&openair0, &openair0_cfg[0]) <0) {
......@@ -2353,7 +2362,10 @@ int main(int argc, char **argv) {
// connect the TX/RX buffers
if (UE_flag==1) {
setup_ue_buffers(PHY_vars_UE_g[0],&openair0_cfg[0],rf_map);
if (setup_ue_buffers(PHY_vars_UE_g[0],&openair0_cfg[0],rf_map)!=0) {
printf("Error setting up eNB buffer\n");
exit(-1);
}
printf("Setting UE buffer to all-RX\n");
// Set LSBs for antenna switch (ExpressMIMO)
for (CC_id=0;CC_id<MAX_NUM_CCs;CC_id++) {
......@@ -2696,6 +2708,8 @@ int setup_ue_buffers(PHY_VARS_UE **phy_vars_ue, openair0_config_t *openair0_cfg,
}
else {
openair0_cfg[rf_map[CC_id].card].rx_freq[rf_map[CC_id].chain+i] = downlink_frequency[CC_id][i];
openair0_cfg[rf_map[CC_id].card].rx_gain[rf_map[CC_id].chain+i] = rx_gain[CC_id][i];
openair0_cfg[rf_map[CC_id].card].rxg_mode[rf_map[CC_id].chain+i] = rx_gain_mode[CC_id][i];
openair0_cfg[rf_map[CC_id].card].rx_num_channels++;
}
......@@ -2711,6 +2725,7 @@ int setup_ue_buffers(PHY_VARS_UE **phy_vars_ue, openair0_config_t *openair0_cfg,
}
else {
openair0_cfg[rf_map[CC_id].card].tx_freq[rf_map[CC_id].chain+i] = downlink_frequency[CC_id][i]+uplink_frequency_offset[CC_id][i];
openair0_cfg[rf_map[CC_id].card].tx_gain[rf_map[CC_id].chain+i] = tx_gain[CC_id][i];
openair0_cfg[rf_map[CC_id].card].tx_num_channels++;
}
......@@ -2776,6 +2791,8 @@ int setup_eNB_buffers(PHY_VARS_eNB **phy_vars_eNB, openair0_config_t *openair0_c
}
else {
openair0_cfg[rf_map[CC_id].card].rx_freq[rf_map[CC_id].chain+i] = downlink_frequency[CC_id][i]+uplink_frequency_offset[CC_id][i];
openair0_cfg[rf_map[CC_id].card].rx_gain[rf_map[CC_id].chain+i] = rx_gain[CC_id][i];
openair0_cfg[rf_map[CC_id].card].rxg_mode[rf_map[CC_id].chain+i] = rx_gain_mode[CC_id][i];
openair0_cfg[rf_map[CC_id].card].rx_num_channels++;
}
printf("rxdata[%d] @ %p\n",i,phy_vars_eNB[CC_id]->lte_eNB_common_vars.rxdata[0][i]);
......@@ -2796,6 +2813,7 @@ int setup_eNB_buffers(PHY_VARS_eNB **phy_vars_eNB, openair0_config_t *openair0_c
printf("Setting TX frequency to %d for CC_id %d, card %d, chain %d\n",
downlink_frequency[CC_id][i],CC_id,rf_map[CC_id].card,rf_map[CC_id].chain+i);
openair0_cfg[rf_map[CC_id].card].tx_freq[rf_map[CC_id].chain+i] = downlink_frequency[CC_id][i];
openair0_cfg[rf_map[CC_id].card].tx_gain[rf_map[CC_id].chain+i] = tx_gain[CC_id][i];
openair0_cfg[rf_map[CC_id].card].tx_num_channels++;
}
......
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment