@ -132,13 +132,63 @@ bool enb::init(all_args_t *args_)
gtpu_log . set_hex_limit ( args - > log . gtpu_hex_limit ) ;
s1ap_log . set_hex_limit ( args - > log . s1ap_hex_limit ) ;
// Parse config files
srslte_cell_t cell_cfg ;
phy_cfg_t phy_cfg ;
rrc_cfg_t rrc_cfg ;
if ( parse_cell_cfg ( args , & cell_cfg ) ) {
fprintf ( stderr , " Error parsing Cell configuration \n " ) ;
return false ;
}
if ( parse_sibs ( args , & rrc_cfg , & phy_cfg ) ) {
fprintf ( stderr , " Error parsing SIB configuration \n " ) ;
return false ;
}
if ( parse_rr ( args , & rrc_cfg ) ) {
fprintf ( stderr , " Error parsing Radio Resources configuration \n " ) ;
return false ;
}
if ( parse_drb ( args , & rrc_cfg ) ) {
fprintf ( stderr , " Error parsing DRB configuration \n " ) ;
return false ;
}
uint32_t prach_freq_offset = rrc_cfg . sibs [ 1 ] . sib . sib2 . rr_config_common_sib . prach_cnfg . prach_cnfg_info . prach_freq_offset ;
if ( cell_cfg . nof_prb > 10 ) {
if ( prach_freq_offset + 6 > cell_cfg . nof_prb - SRSLTE_MAX ( rrc_cfg . cqi_cfg . nof_prb , rrc_cfg . sr_cfg . nof_prb ) ) {
fprintf ( stderr , " Invalid PRACH configuration: frequency offset=%d outside bandwidth limits \n " , prach_freq_offset ) ;
return false ;
}
if ( prach_freq_offset < SRSLTE_MAX ( rrc_cfg . cqi_cfg . nof_prb , rrc_cfg . sr_cfg . nof_prb ) ) {
fprintf ( stderr , " Invalid PRACH configuration: frequency offset=%d lower than CQI offset: %d or SR offset: %d \n " ,
prach_freq_offset , rrc_cfg . cqi_cfg . nof_prb , rrc_cfg . sr_cfg . nof_prb ) ;
return false ;
}
} else { // 6 PRB case
if ( prach_freq_offset + 6 > cell_cfg . nof_prb ) {
fprintf ( stderr , " Invalid PRACH configuration: frequency interval=(%d, %d) does not fit into the eNB PRBs=(0,%d) \n " ,
prach_freq_offset , prach_freq_offset + 6 , cell_cfg . nof_prb ) ;
return false ;
}
}
rrc_cfg . inactivity_timeout_ms = args - > expert . rrc_inactivity_timer ;
rrc_cfg . enable_mbsfn = args - > expert . enable_mbsfn ;
// Copy cell struct to rrc and phy
memcpy ( & rrc_cfg . cell , & cell_cfg , sizeof ( srslte_cell_t ) ) ;
memcpy ( & phy_cfg . cell , & cell_cfg , sizeof ( srslte_cell_t ) ) ;
// Set up pcap and trace
if ( args - > pcap . enable )
{
mac_pcap . open ( args - > pcap . filename . c_str ( ) ) ;
mac . start_pcap ( & mac_pcap ) ;
}
// Init layers
/* Start Radio */
@ -194,55 +244,6 @@ bool enb::init(all_args_t *args_)
radio . register_error_handler ( rf_msg ) ;
srslte_cell_t cell_cfg ;
phy_cfg_t phy_cfg ;
rrc_cfg_t rrc_cfg ;
if ( parse_cell_cfg ( args , & cell_cfg ) ) {
fprintf ( stderr , " Error parsing Cell configuration \n " ) ;
return false ;
}
if ( parse_sibs ( args , & rrc_cfg , & phy_cfg ) ) {
fprintf ( stderr , " Error parsing SIB configuration \n " ) ;
return false ;
}
if ( parse_rr ( args , & rrc_cfg ) ) {
fprintf ( stderr , " Error parsing Radio Resources configuration \n " ) ;
return false ;
}
if ( parse_drb ( args , & rrc_cfg ) ) {
fprintf ( stderr , " Error parsing DRB configuration \n " ) ;
return false ;
}
uint32_t prach_freq_offset = rrc_cfg . sibs [ 1 ] . sib . sib2 . rr_config_common_sib . prach_cnfg . prach_cnfg_info . prach_freq_offset ;
if ( cell_cfg . nof_prb > 10 ) {
if ( prach_freq_offset + 6 > cell_cfg . nof_prb - SRSLTE_MAX ( rrc_cfg . cqi_cfg . nof_prb , rrc_cfg . sr_cfg . nof_prb ) ) {
fprintf ( stderr , " Invalid PRACH configuration: frequency offset=%d outside bandwidth limits \n " , prach_freq_offset ) ;
return false ;
}
if ( prach_freq_offset < SRSLTE_MAX ( rrc_cfg . cqi_cfg . nof_prb , rrc_cfg . sr_cfg . nof_prb ) ) {
fprintf ( stderr , " Invalid PRACH configuration: frequency offset=%d lower than CQI offset: %d or SR offset: %d \n " ,
prach_freq_offset , rrc_cfg . cqi_cfg . nof_prb , rrc_cfg . sr_cfg . nof_prb ) ;
return false ;
}
} else { // 6 PRB case
if ( prach_freq_offset + 6 > cell_cfg . nof_prb ) {
fprintf ( stderr , " Invalid PRACH configuration: frequency interval=(%d, %d) does not fit into the eNB PRBs=(0,%d) \n " ,
prach_freq_offset , prach_freq_offset + 6 , cell_cfg . nof_prb ) ;
return false ;
}
}
rrc_cfg . inactivity_timeout_ms = args - > expert . rrc_inactivity_timer ;
rrc_cfg . enable_mbsfn = args - > expert . enable_mbsfn ;
// Copy cell struct to rrc and phy
memcpy ( & rrc_cfg . cell , & cell_cfg , sizeof ( srslte_cell_t ) ) ;
memcpy ( & phy_cfg . cell , & cell_cfg , sizeof ( srslte_cell_t ) ) ;
// Init all layers
phy . init ( & args - > expert . phy , & phy_cfg , & radio , & mac , phy_log ) ;
mac . init ( & args - > expert . mac , & cell_cfg , & phy , & rlc , & rrc , & mac_log ) ;