mirror of https://github.com/pvnis/srsRAN_4G.git
Merge branch 'next' into next_novolk
Ismael Gomez
7 years ago
commit
408bb7da66
@ -0,0 +1,126 @@
|
||||
/**
|
||||
*
|
||||
* \section COPYRIGHT
|
||||
*
|
||||
* Copyright 2013-2015 Software Radio Systems Limited
|
||||
*
|
||||
* \section LICENSE
|
||||
*
|
||||
* This file is part of the srsUE library.
|
||||
*
|
||||
* srsUE is free software: you can redistribute it and/or modify
|
||||
* it under the terms of the GNU Affero General Public License as
|
||||
* published by the Free Software Foundation, either version 3 of
|
||||
* the License, or (at your option) any later version.
|
||||
*
|
||||
* srsUE 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 Affero General Public License for more details.
|
||||
*
|
||||
* A copy of the GNU Affero General Public License can be found in
|
||||
* the LICENSE file in the top-level directory of this distribution
|
||||
* and at http://www.gnu.org/licenses/.
|
||||
*
|
||||
*/
|
||||
|
||||
#ifndef RLC_INTERFACE_H
|
||||
#define RLC_INTERFACE_H
|
||||
|
||||
// for custom constructors
|
||||
#include "srslte/asn1/liblte_rrc.h"
|
||||
|
||||
namespace srslte {
|
||||
|
||||
|
||||
typedef enum{
|
||||
RLC_UMD_SN_SIZE_5_BITS = 0,
|
||||
RLC_UMD_SN_SIZE_10_BITS,
|
||||
RLC_UMD_SN_SIZE_N_ITEMS,
|
||||
}rlc_umd_sn_size_t;
|
||||
static const char rlc_umd_sn_size_text[RLC_UMD_SN_SIZE_N_ITEMS][20] = {"5 bits", "10 bits"};
|
||||
static const uint16_t rlc_umd_sn_size_num[RLC_UMD_SN_SIZE_N_ITEMS] = {5, 10};
|
||||
|
||||
|
||||
typedef struct {
|
||||
/****************************************************************************
|
||||
* Configurable parameters
|
||||
* Ref: 3GPP TS 36.322 v10.0.0 Section 7
|
||||
***************************************************************************/
|
||||
|
||||
// TX configs
|
||||
int32_t t_poll_retx; // Poll retx timeout (ms)
|
||||
int32_t poll_pdu; // Insert poll bit after this many PDUs
|
||||
int32_t poll_byte; // Insert poll bit after this much data (KB)
|
||||
uint32_t max_retx_thresh; // Max number of retx
|
||||
|
||||
// RX configs
|
||||
int32_t t_reordering; // Timer used by rx to detect PDU loss (ms)
|
||||
int32_t t_status_prohibit; // Timer used by rx to prohibit tx of status PDU (ms)
|
||||
} srslte_rlc_am_config_t;
|
||||
|
||||
|
||||
typedef struct {
|
||||
/****************************************************************************
|
||||
* Configurable parameters
|
||||
* Ref: 3GPP TS 36.322 v10.0.0 Section 7
|
||||
***************************************************************************/
|
||||
|
||||
int32_t t_reordering; // Timer used by rx to detect PDU loss (ms)
|
||||
rlc_umd_sn_size_t tx_sn_field_length; // Number of bits used for tx (UL) sequence number
|
||||
rlc_umd_sn_size_t rx_sn_field_length; // Number of bits used for rx (DL) sequence number
|
||||
|
||||
uint32_t rx_window_size;
|
||||
uint32_t rx_mod; // Rx counter modulus
|
||||
uint32_t tx_mod; // Tx counter modulus
|
||||
} srslte_rlc_um_config_t;
|
||||
|
||||
|
||||
class srslte_rlc_config_t
|
||||
{
|
||||
public:
|
||||
LIBLTE_RRC_RLC_MODE_ENUM rlc_mode;
|
||||
srslte_rlc_am_config_t am;
|
||||
srslte_rlc_um_config_t um;
|
||||
|
||||
// Constructor based on liblte's RLC config
|
||||
srslte_rlc_config_t(LIBLTE_RRC_RLC_CONFIG_STRUCT *cnfg) : rlc_mode(cnfg->rlc_mode), am(), um()
|
||||
{
|
||||
switch(rlc_mode)
|
||||
{
|
||||
case LIBLTE_RRC_RLC_MODE_AM:
|
||||
am.t_poll_retx = liblte_rrc_t_poll_retransmit_num[cnfg->ul_am_rlc.t_poll_retx];
|
||||
am.poll_pdu = liblte_rrc_poll_pdu_num[cnfg->ul_am_rlc.poll_pdu];
|
||||
am.poll_byte = liblte_rrc_poll_byte_num[cnfg->ul_am_rlc.poll_byte]*1000; // KB
|
||||
am.max_retx_thresh = liblte_rrc_max_retx_threshold_num[cnfg->ul_am_rlc.max_retx_thresh];
|
||||
am.t_reordering = liblte_rrc_t_reordering_num[cnfg->dl_am_rlc.t_reordering];
|
||||
am.t_status_prohibit = liblte_rrc_t_status_prohibit_num[cnfg->dl_am_rlc.t_status_prohibit];
|
||||
break;
|
||||
case LIBLTE_RRC_RLC_MODE_UM_BI:
|
||||
um.t_reordering = liblte_rrc_t_reordering_num[cnfg->dl_um_bi_rlc.t_reordering];
|
||||
um.rx_sn_field_length = (rlc_umd_sn_size_t)cnfg->dl_um_bi_rlc.sn_field_len;
|
||||
um.rx_window_size = (RLC_UMD_SN_SIZE_5_BITS == um.rx_sn_field_length) ? 16 : 512;
|
||||
um.rx_mod = (RLC_UMD_SN_SIZE_5_BITS == um.rx_sn_field_length) ? 32 : 1024;
|
||||
um.tx_sn_field_length = (rlc_umd_sn_size_t)cnfg->ul_um_bi_rlc.sn_field_len;
|
||||
um.tx_mod = (RLC_UMD_SN_SIZE_5_BITS == um.tx_sn_field_length) ? 32 : 1024;
|
||||
break;
|
||||
case LIBLTE_RRC_RLC_MODE_UM_UNI_UL:
|
||||
um.tx_sn_field_length = (rlc_umd_sn_size_t)cnfg->ul_um_uni_rlc.sn_field_len;
|
||||
um.tx_mod = (RLC_UMD_SN_SIZE_5_BITS == um.tx_sn_field_length) ? 32 : 1024;
|
||||
break;
|
||||
case LIBLTE_RRC_RLC_MODE_UM_UNI_DL:
|
||||
um.t_reordering = liblte_rrc_t_reordering_num[cnfg->dl_um_uni_rlc.t_reordering];
|
||||
um.rx_sn_field_length = (rlc_umd_sn_size_t)cnfg->dl_um_uni_rlc.sn_field_len;
|
||||
um.rx_window_size = (RLC_UMD_SN_SIZE_5_BITS == um.rx_sn_field_length) ? 16 : 512;
|
||||
um.rx_mod = (RLC_UMD_SN_SIZE_5_BITS == um.rx_sn_field_length) ? 32 : 1024;
|
||||
break;
|
||||
default:
|
||||
// Handle default case
|
||||
break;
|
||||
}
|
||||
}
|
||||
};
|
||||
|
||||
} // namespace srslte
|
||||
|
||||
#endif // RLC_INTERFACE_H
|
||||
@ -0,0 +1,45 @@
|
||||
/**
|
||||
*
|
||||
* \section COPYRIGHT
|
||||
*
|
||||
* Copyright 2013-2015 Software Radio Systems Limited
|
||||
*
|
||||
* \section LICENSE
|
||||
*
|
||||
* This file is part of the srsUE library.
|
||||
*
|
||||
* srsUE is free software: you can redistribute it and/or modify
|
||||
* it under the terms of the GNU Affero General Public License as
|
||||
* published by the Free Software Foundation, either version 3 of
|
||||
* the License, or (at your option) any later version.
|
||||
*
|
||||
* srsUE 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 Affero General Public License for more details.
|
||||
*
|
||||
* A copy of the GNU Affero General Public License can be found in
|
||||
* the LICENSE file in the top-level directory of this distribution
|
||||
* and at http://www.gnu.org/licenses/.
|
||||
*
|
||||
*/
|
||||
|
||||
#ifndef MAC_COMMON_H
|
||||
#define MAC_COMMON_H
|
||||
|
||||
namespace srsue {
|
||||
|
||||
typedef enum {
|
||||
HARQ_RTT,
|
||||
TIME_ALIGNMENT,
|
||||
CONTENTION_TIMER,
|
||||
BSR_TIMER_PERIODIC,
|
||||
BSR_TIMER_RETX,
|
||||
PHR_TIMER_PERIODIC,
|
||||
PHR_TIMER_PROHIBIT,
|
||||
NOF_MAC_TIMERS
|
||||
} mac_timers_t;
|
||||
|
||||
} // namespace srsue
|
||||
|
||||
#endif // MAC_COMMON_H
|
||||
@ -0,0 +1,164 @@
|
||||
/**
|
||||
*
|
||||
* \section COPYRIGHT
|
||||
*
|
||||
* Copyright 2013-2015 Software Radio Systems Limited
|
||||
*
|
||||
* \section LICENSE
|
||||
*
|
||||
* This file is part of the srsUE library.
|
||||
*
|
||||
* srsUE is free software: you can redistribute it and/or modify
|
||||
* it under the terms of the GNU Affero General Public License as
|
||||
* published by the Free Software Foundation, either version 3 of
|
||||
* the License, or (at your option) any later version.
|
||||
*
|
||||
* srsUE 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 Affero General Public License for more details.
|
||||
*
|
||||
* A copy of the GNU Affero General Public License can be found in
|
||||
* the LICENSE file in the top-level directory of this distribution
|
||||
* and at http://www.gnu.org/licenses/.
|
||||
*
|
||||
*/
|
||||
|
||||
/******************************************************************************
|
||||
* File: ue_base.h
|
||||
* Description: Base class for UEs.
|
||||
*****************************************************************************/
|
||||
|
||||
#ifndef UE_BASE_H
|
||||
#define UE_BASE_H
|
||||
|
||||
#include <stdarg.h>
|
||||
#include <string>
|
||||
#include <pthread.h>
|
||||
#include "srslte/radio/radio_multi.h"
|
||||
#include "phy/phy.h"
|
||||
#include "upper/usim.h"
|
||||
#include "srslte/interfaces/ue_interfaces.h"
|
||||
|
||||
#include "srslte/common/logger.h"
|
||||
#include "srslte/common/log_filter.h"
|
||||
|
||||
#include "ue_metrics_interface.h"
|
||||
|
||||
namespace srsue {
|
||||
|
||||
/*******************************************************************************
|
||||
UE Parameters
|
||||
*******************************************************************************/
|
||||
|
||||
typedef struct {
|
||||
float dl_freq;
|
||||
float ul_freq;
|
||||
float rx_gain;
|
||||
float tx_gain;
|
||||
uint32_t nof_rx_ant;
|
||||
std::string device_name;
|
||||
std::string device_args;
|
||||
std::string time_adv_nsamples;
|
||||
std::string burst_preamble;
|
||||
}rf_args_t;
|
||||
|
||||
typedef struct {
|
||||
bool enable;
|
||||
std::string filename;
|
||||
}pcap_args_t;
|
||||
|
||||
typedef struct {
|
||||
bool enable;
|
||||
std::string phy_filename;
|
||||
std::string radio_filename;
|
||||
}trace_args_t;
|
||||
|
||||
typedef struct {
|
||||
std::string phy_level;
|
||||
std::string mac_level;
|
||||
std::string rlc_level;
|
||||
std::string pdcp_level;
|
||||
std::string rrc_level;
|
||||
std::string gw_level;
|
||||
std::string nas_level;
|
||||
std::string usim_level;
|
||||
std::string all_level;
|
||||
int phy_hex_limit;
|
||||
int mac_hex_limit;
|
||||
int rlc_hex_limit;
|
||||
int pdcp_hex_limit;
|
||||
int rrc_hex_limit;
|
||||
int gw_hex_limit;
|
||||
int nas_hex_limit;
|
||||
int usim_hex_limit;
|
||||
int all_hex_limit;
|
||||
std::string filename;
|
||||
}log_args_t;
|
||||
|
||||
typedef struct {
|
||||
bool enable;
|
||||
}gui_args_t;
|
||||
|
||||
typedef struct {
|
||||
phy_args_t phy;
|
||||
float metrics_period_secs;
|
||||
bool pregenerate_signals;
|
||||
std::string ue_cateogry;
|
||||
}expert_args_t;
|
||||
|
||||
typedef struct {
|
||||
rf_args_t rf;
|
||||
rf_cal_t rf_cal;
|
||||
pcap_args_t pcap;
|
||||
trace_args_t trace;
|
||||
log_args_t log;
|
||||
gui_args_t gui;
|
||||
usim_args_t usim;
|
||||
expert_args_t expert;
|
||||
}all_args_t;
|
||||
|
||||
typedef enum {
|
||||
LTE = 0,
|
||||
SRSUE_INSTANCE_TYPE_NITEMS
|
||||
} srsue_instance_type_t;
|
||||
static const char srsue_instance_type_text[SRSUE_INSTANCE_TYPE_NITEMS][10] = { "LTE" };
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
Main UE class
|
||||
*******************************************************************************/
|
||||
|
||||
class ue_base
|
||||
:public ue_interface
|
||||
,public ue_metrics_interface
|
||||
{
|
||||
public:
|
||||
ue_base() {}
|
||||
virtual ~ue_base() {}
|
||||
|
||||
static ue_base* get_instance(srsue_instance_type_t type);
|
||||
|
||||
void cleanup(void);
|
||||
|
||||
virtual bool init(all_args_t *args_) = 0;
|
||||
virtual void stop() = 0;
|
||||
virtual bool is_attached() = 0;
|
||||
virtual void start_plot() = 0;
|
||||
|
||||
void handle_rf_msg(srslte_rf_error_t error);
|
||||
|
||||
// UE metrics interface
|
||||
virtual bool get_metrics(ue_metrics_t &m) = 0;
|
||||
|
||||
virtual void pregenerate_signals(bool enable) = 0;
|
||||
|
||||
srslte::log_filter rf_log;
|
||||
rf_metrics_t rf_metrics;
|
||||
srslte::LOG_LEVEL_ENUM level(std::string l);
|
||||
};
|
||||
|
||||
} // namespace srsue
|
||||
|
||||
#endif // UE_BASE_H
|
||||
|
||||
@ -0,0 +1,52 @@
|
||||
/**
|
||||
*
|
||||
* \section COPYRIGHT
|
||||
*
|
||||
* Copyright 2013-2015 Software Radio Systems Limited
|
||||
*
|
||||
* \section LICENSE
|
||||
*
|
||||
* This file is part of the srsUE library.
|
||||
*
|
||||
* srsUE is free software: you can redistribute it and/or modify
|
||||
* it under the terms of the GNU Affero General Public License as
|
||||
* published by the Free Software Foundation, either version 3 of
|
||||
* the License, or (at your option) any later version.
|
||||
*
|
||||
* srsUE 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 Affero General Public License for more details.
|
||||
*
|
||||
* A copy of the GNU Affero General Public License can be found in
|
||||
* the LICENSE file in the top-level directory of this distribution
|
||||
* and at http://www.gnu.org/licenses/.
|
||||
*
|
||||
*/
|
||||
|
||||
#ifndef RRC_COMMON_H
|
||||
#define RRC_COMMON_H
|
||||
|
||||
namespace srsue {
|
||||
|
||||
// RRC states (3GPP 36.331 v10.0.0)
|
||||
typedef enum{
|
||||
RRC_STATE_IDLE = 0,
|
||||
RRC_STATE_SIB1_SEARCH,
|
||||
RRC_STATE_SIB2_SEARCH,
|
||||
RRC_STATE_WAIT_FOR_CON_SETUP,
|
||||
RRC_STATE_COMPLETING_SETUP,
|
||||
RRC_STATE_RRC_CONNECTED,
|
||||
RRC_STATE_N_ITEMS,
|
||||
}rrc_state_t;
|
||||
static const char rrc_state_text[RRC_STATE_N_ITEMS][100] = {"IDLE",
|
||||
"SIB1_SEARCH",
|
||||
"SIB2_SEARCH",
|
||||
"WAIT FOR CON SETUP",
|
||||
"COMPLETING SETUP",
|
||||
"RRC CONNECTED"};
|
||||
|
||||
} // namespace srsue
|
||||
|
||||
|
||||
#endif // RRC_COMMON_H
|
||||
@ -1,337 +0,0 @@
|
||||
/**
|
||||
*
|
||||
* \section COPYRIGHT
|
||||
*
|
||||
* Copyright 2013-2015 Software Radio Systems Limited
|
||||
*
|
||||
* \section LICENSE
|
||||
*
|
||||
* This file is part of the srsUE library.
|
||||
*
|
||||
* srsUE is free software: you can redistribute it and/or modify
|
||||
* it under the terms of the GNU Affero General Public License as
|
||||
* published by the Free Software Foundation, either version 3 of
|
||||
* the License, or (at your option) any later version.
|
||||
*
|
||||
* srsUE 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 Affero General Public License for more details.
|
||||
*
|
||||
* A copy of the GNU Affero General Public License can be found in
|
||||
* the LICENSE file in the top-level directory of this distribution
|
||||
* and at http://www.gnu.org/licenses/.
|
||||
*
|
||||
*/
|
||||
|
||||
#define Error(fmt, ...) log_h->error_line(__FILE__, __LINE__, fmt, ##__VA_ARGS__)
|
||||
#define Warning(fmt, ...) log_h->warning_line(__FILE__, __LINE__, fmt, ##__VA_ARGS__)
|
||||
#define Info(fmt, ...) log_h->info_line(__FILE__, __LINE__, fmt, ##__VA_ARGS__)
|
||||
#define Debug(fmt, ...) log_h->debug_line(__FILE__, __LINE__, fmt, ##__VA_ARGS__)
|
||||
|
||||
#include "mac/mac.h"
|
||||
#include "mac/dl_harq.h"
|
||||
|
||||
|
||||
namespace srsue {
|
||||
|
||||
|
||||
/***********************************************************
|
||||
*
|
||||
* HARQ ENTITY
|
||||
*
|
||||
*********************************************************/
|
||||
|
||||
dl_harq_entity::dl_harq_entity()
|
||||
{
|
||||
pcap = NULL;
|
||||
}
|
||||
|
||||
bool dl_harq_entity::init(srslte::log* log_h_, mac_interface_rrc::mac_cfg_t *mac_cfg_, srslte::timers* timers_, demux *demux_unit_)
|
||||
{
|
||||
timers_db = timers_;
|
||||
demux_unit = demux_unit_;
|
||||
mac_cfg = mac_cfg_;
|
||||
si_window_start = 0;
|
||||
log_h = log_h_;
|
||||
for (uint32_t i=0;i<NOF_HARQ_PROC+1;i++) {
|
||||
if (!proc[i].init(i, this)) {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
return true;
|
||||
|
||||
}
|
||||
|
||||
void dl_harq_entity::start_pcap(srslte::mac_pcap* pcap_)
|
||||
{
|
||||
pcap = pcap_;
|
||||
}
|
||||
|
||||
void dl_harq_entity::reset()
|
||||
{
|
||||
for (uint32_t i=0;i<NOF_HARQ_PROC+1;i++) {
|
||||
proc[i].reset();
|
||||
}
|
||||
dl_sps_assig.clear();
|
||||
}
|
||||
|
||||
uint32_t dl_harq_entity::get_harq_sps_pid(uint32_t tti) {
|
||||
return 0;
|
||||
}
|
||||
|
||||
void dl_harq_entity::new_grant_dl(mac_interface_phy::mac_grant_t grant, mac_interface_phy::tb_action_dl_t* action)
|
||||
{
|
||||
|
||||
if (grant.rnti_type != SRSLTE_RNTI_SPS) {
|
||||
uint32_t harq_pid;
|
||||
// Set BCCH PID for SI RNTI
|
||||
if (grant.rnti_type == SRSLTE_RNTI_SI) {
|
||||
harq_pid = HARQ_BCCH_PID;
|
||||
} else {
|
||||
harq_pid = grant.pid%NOF_HARQ_PROC;
|
||||
}
|
||||
if (grant.rnti_type == SRSLTE_RNTI_TEMP && last_temporal_crnti != grant.rnti) {
|
||||
grant.ndi = true;
|
||||
Info("Set NDI=1 for Temp-RNTI DL grant\n");
|
||||
last_temporal_crnti = grant.rnti;
|
||||
}
|
||||
if (grant.rnti_type == SRSLTE_RNTI_USER && proc[harq_pid].is_sps()) {
|
||||
grant.ndi = true;
|
||||
Info("Set NDI=1 for C-RNTI DL grant\n");
|
||||
}
|
||||
proc[harq_pid].new_grant_dl(grant, action);
|
||||
} else {
|
||||
/* This is for SPS scheduling */
|
||||
uint32_t harq_pid = get_harq_sps_pid(grant.tti)%NOF_HARQ_PROC;
|
||||
if (grant.ndi) {
|
||||
grant.ndi = false;
|
||||
proc[harq_pid].new_grant_dl(grant, action);
|
||||
} else {
|
||||
if (grant.is_sps_release) {
|
||||
dl_sps_assig.clear();
|
||||
if (timers_db->get(mac::TIME_ALIGNMENT)->is_running()) {
|
||||
//phy_h->send_sps_ack();
|
||||
Warning("PHY Send SPS ACK not implemented\n");
|
||||
}
|
||||
} else {
|
||||
Error("SPS not implemented\n");
|
||||
//dl_sps_assig.reset(grant.tti, grant);
|
||||
//grant.ndi = true;
|
||||
//procs[harq_pid].save_grant();
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void dl_harq_entity::tb_decoded(bool ack, srslte_rnti_type_t rnti_type, uint32_t harq_pid)
|
||||
{
|
||||
if (rnti_type == SRSLTE_RNTI_SI) {
|
||||
proc[NOF_HARQ_PROC].tb_decoded(ack);
|
||||
} else {
|
||||
proc[harq_pid%NOF_HARQ_PROC].tb_decoded(ack);
|
||||
}
|
||||
}
|
||||
|
||||
int dl_harq_entity::get_current_tbs(uint32_t harq_pid)
|
||||
{
|
||||
return proc[harq_pid%NOF_HARQ_PROC].get_current_tbs();
|
||||
}
|
||||
|
||||
|
||||
bool dl_harq_entity::generate_ack_callback(void *arg)
|
||||
{
|
||||
demux *demux_unit = (demux*) arg;
|
||||
return demux_unit->get_uecrid_successful();
|
||||
}
|
||||
|
||||
void dl_harq_entity::set_si_window_start(int si_window_start_)
|
||||
{
|
||||
si_window_start = si_window_start_;
|
||||
}
|
||||
|
||||
float dl_harq_entity::get_average_retx()
|
||||
{
|
||||
return average_retx;
|
||||
}
|
||||
|
||||
/***********************************************************
|
||||
*
|
||||
* HARQ PROCESS
|
||||
*
|
||||
*********************************************************/
|
||||
|
||||
dl_harq_entity::dl_harq_process::dl_harq_process() {
|
||||
is_initiated = false;
|
||||
ack = false;
|
||||
bzero(&cur_grant, sizeof(mac_interface_phy::mac_grant_t));
|
||||
}
|
||||
|
||||
void dl_harq_entity::dl_harq_process::reset() {
|
||||
ack = false;
|
||||
payload_buffer_ptr = NULL;
|
||||
bzero(&cur_grant, sizeof(mac_interface_phy::mac_grant_t));
|
||||
if (is_initiated) {
|
||||
srslte_softbuffer_rx_reset(&softbuffer);
|
||||
}
|
||||
}
|
||||
|
||||
bool dl_harq_entity::dl_harq_process::init(uint32_t pid_, dl_harq_entity *parent) {
|
||||
if (srslte_softbuffer_rx_init(&softbuffer, 110)) {
|
||||
Error("Error initiating soft buffer\n");
|
||||
return false;
|
||||
} else {
|
||||
pid = pid_;
|
||||
is_initiated = true;
|
||||
harq_entity = parent;
|
||||
log_h = harq_entity->log_h;
|
||||
return true;
|
||||
}
|
||||
}
|
||||
|
||||
bool dl_harq_entity::dl_harq_process::is_sps()
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
bool dl_harq_entity::dl_harq_process::calc_is_new_transmission(mac_interface_phy::mac_grant_t grant) {
|
||||
|
||||
bool is_new_tb = true;
|
||||
if ((srslte_tti_interval(grant.tti, cur_grant.tti) <= 8 && (grant.n_bytes == cur_grant.n_bytes)) ||
|
||||
pid == HARQ_BCCH_PID)
|
||||
{
|
||||
is_new_tb = false;
|
||||
}
|
||||
|
||||
if ((grant.ndi != cur_grant.ndi && !is_new_tb) || // NDI toggled for same TB
|
||||
is_new_tb || // is new TB
|
||||
(pid == HARQ_BCCH_PID && grant.rv == 0)) // Broadcast PID and 1st TX (RV=0)
|
||||
{
|
||||
is_new_transmission = true;
|
||||
Debug("Set HARQ for new transmission\n");
|
||||
} else {
|
||||
is_new_transmission = false;
|
||||
Debug("Set HARQ for retransmission\n");
|
||||
}
|
||||
|
||||
return is_new_transmission;
|
||||
}
|
||||
|
||||
void dl_harq_entity::dl_harq_process::new_grant_dl(mac_interface_phy::mac_grant_t grant, mac_interface_phy::tb_action_dl_t* action)
|
||||
{
|
||||
// Compute RV for BCCH when not specified in PDCCH format
|
||||
if (pid == HARQ_BCCH_PID && grant.rv == -1) {
|
||||
uint32_t k;
|
||||
if ((grant.tti/10)%2 == 0 && grant.tti%10 == 5) { // This is SIB1, k is different
|
||||
k = (grant.tti/20)%4;
|
||||
grant.rv = ((uint32_t) ceilf((float)1.5*k))%4;
|
||||
} else if (grant.rv == -1) {
|
||||
k = (grant.tti-harq_entity->si_window_start)%4;
|
||||
grant.rv = ((uint32_t) ceilf((float)1.5*k))%4;
|
||||
}
|
||||
}
|
||||
calc_is_new_transmission(grant);
|
||||
if (is_new_transmission) {
|
||||
ack = false;
|
||||
srslte_softbuffer_rx_reset_tbs(&softbuffer, cur_grant.n_bytes*8);
|
||||
n_retx = 0;
|
||||
}
|
||||
|
||||
// Save grant
|
||||
grant.last_ndi = cur_grant.ndi;
|
||||
grant.last_tti = cur_grant.tti;
|
||||
memcpy(&cur_grant, &grant, sizeof(mac_interface_phy::mac_grant_t));
|
||||
|
||||
// Fill action structure
|
||||
bzero(action, sizeof(mac_interface_phy::tb_action_dl_t));
|
||||
action->default_ack = ack;
|
||||
action->generate_ack = true;
|
||||
action->decode_enabled = false;
|
||||
|
||||
// If data has not yet been successfully decoded
|
||||
if (ack == false) {
|
||||
|
||||
// Instruct the PHY To combine the received data and attempt to decode it
|
||||
payload_buffer_ptr = harq_entity->demux_unit->request_buffer(pid, cur_grant.n_bytes);
|
||||
action->payload_ptr = payload_buffer_ptr;
|
||||
if (!action->payload_ptr) {
|
||||
action->decode_enabled = false;
|
||||
Error("Can't get a buffer for TBS=%d\n", cur_grant.n_bytes);
|
||||
return;
|
||||
}
|
||||
action->decode_enabled = true;
|
||||
action->rv = cur_grant.rv;
|
||||
action->rnti = cur_grant.rnti;
|
||||
action->softbuffer = &softbuffer;
|
||||
memcpy(&action->phy_grant, &cur_grant.phy_grant, sizeof(srslte_phy_grant_t));
|
||||
n_retx++;
|
||||
|
||||
} else {
|
||||
Warning("DL PID %d: Received duplicate TB. Discarting and retransmitting ACK\n", pid);
|
||||
}
|
||||
|
||||
if (pid == HARQ_BCCH_PID || harq_entity->timers_db->get(mac::TIME_ALIGNMENT)->is_expired()) {
|
||||
// Do not generate ACK
|
||||
Debug("Not generating ACK\n");
|
||||
action->generate_ack = false;
|
||||
} else {
|
||||
if (cur_grant.rnti_type == SRSLTE_RNTI_TEMP && ack == false) {
|
||||
// Postpone ACK after contention resolution is resolved
|
||||
action->generate_ack_callback = harq_entity->generate_ack_callback;
|
||||
action->generate_ack_callback_arg = harq_entity->demux_unit;
|
||||
Debug("ACK pending contention resolution\n");
|
||||
} else {
|
||||
Debug("Generating ACK\n");
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
int dl_harq_entity::dl_harq_process::get_current_tbs()
|
||||
{
|
||||
return cur_grant.n_bytes*8;
|
||||
}
|
||||
|
||||
void dl_harq_entity::dl_harq_process::tb_decoded(bool ack_)
|
||||
{
|
||||
ack = ack_;
|
||||
if (ack == true) {
|
||||
if (pid == HARQ_BCCH_PID) {
|
||||
if (harq_entity->pcap) {
|
||||
harq_entity->pcap->write_dl_sirnti(payload_buffer_ptr, cur_grant.n_bytes, ack, cur_grant.tti);
|
||||
}
|
||||
Debug("Delivering PDU=%d bytes to Dissassemble and Demux unit (BCCH)\n", cur_grant.n_bytes);
|
||||
harq_entity->demux_unit->push_pdu(pid, payload_buffer_ptr, cur_grant.n_bytes, cur_grant.tti);
|
||||
} else {
|
||||
if (harq_entity->pcap) {
|
||||
harq_entity->pcap->write_dl_crnti(payload_buffer_ptr, cur_grant.n_bytes, cur_grant.rnti, ack, cur_grant.tti);
|
||||
}
|
||||
if (ack) {
|
||||
if (cur_grant.rnti_type == SRSLTE_RNTI_TEMP) {
|
||||
Debug("Delivering PDU=%d bytes to Dissassemble and Demux unit (Temporal C-RNTI)\n", cur_grant.n_bytes);
|
||||
harq_entity->demux_unit->push_pdu_temp_crnti(payload_buffer_ptr, cur_grant.n_bytes);
|
||||
} else {
|
||||
Debug("Delivering PDU=%d bytes to Dissassemble and Demux unit\n", cur_grant.n_bytes);
|
||||
harq_entity->demux_unit->push_pdu(pid, payload_buffer_ptr, cur_grant.n_bytes, cur_grant.tti);
|
||||
|
||||
// Compute average number of retransmissions per packet
|
||||
harq_entity->average_retx = SRSLTE_VEC_CMA((float) n_retx, harq_entity->average_retx, harq_entity->nof_pkts++);
|
||||
}
|
||||
}
|
||||
}
|
||||
} else {
|
||||
harq_entity->demux_unit->deallocate(payload_buffer_ptr);
|
||||
}
|
||||
|
||||
Info("DL %d: %s tbs=%d, rv=%d, ack=%s, ndi=%d (%d), tti=%d (%d)\n",
|
||||
pid, is_new_transmission?"newTX":"reTX ",
|
||||
cur_grant.n_bytes, cur_grant.rv, ack?"OK":"KO",
|
||||
cur_grant.ndi, cur_grant.last_ndi, cur_grant.tti, cur_grant.last_tti);
|
||||
|
||||
if (ack && pid == HARQ_BCCH_PID) {
|
||||
reset();
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
|
||||
}
|
||||
@ -1,394 +0,0 @@
|
||||
/**
|
||||
*
|
||||
* \section COPYRIGHT
|
||||
*
|
||||
* Copyright 2013-2015 Software Radio Systems Limited
|
||||
*
|
||||
* \section LICENSE
|
||||
*
|
||||
* This file is part of the srsUE library.
|
||||
*
|
||||
* srsUE is free software: you can redistribute it and/or modify
|
||||
* it under the terms of the GNU Affero General Public License as
|
||||
* published by the Free Software Foundation, either version 3 of
|
||||
* the License, or (at your option) any later version.
|
||||
*
|
||||
* srsUE 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 Affero General Public License for more details.
|
||||
*
|
||||
* A copy of the GNU Affero General Public License can be found in
|
||||
* the LICENSE file in the top-level directory of this distribution
|
||||
* and at http://www.gnu.org/licenses/.
|
||||
*
|
||||
*/
|
||||
|
||||
#define Error(fmt, ...) log_h->error_line(__FILE__, __LINE__, fmt, ##__VA_ARGS__)
|
||||
#define Warning(fmt, ...) log_h->warning_line(__FILE__, __LINE__, fmt, ##__VA_ARGS__)
|
||||
#define Info(fmt, ...) log_h->info_line(__FILE__, __LINE__, fmt, ##__VA_ARGS__)
|
||||
#define Debug(fmt, ...) log_h->debug_line(__FILE__, __LINE__, fmt, ##__VA_ARGS__)
|
||||
|
||||
#include "srslte/common/log.h"
|
||||
#include "mac/mac.h"
|
||||
#include "mac/ul_harq.h"
|
||||
|
||||
|
||||
namespace srsue {
|
||||
|
||||
/***********************************************************
|
||||
*
|
||||
* HARQ ENTITY
|
||||
*
|
||||
*********************************************************/
|
||||
|
||||
bool ul_harq_entity::init(srslte::log *log_h_,
|
||||
mac_interface_rrc::ue_rnti_t *rntis_,
|
||||
mac_interface_rrc::mac_cfg_t *mac_cfg_,
|
||||
srslte::timers *timers_db_,
|
||||
mux *mux_unit_) {
|
||||
log_h = log_h_;
|
||||
mux_unit = mux_unit_;
|
||||
mac_cfg = mac_cfg_;
|
||||
rntis = rntis_;
|
||||
timers_db = timers_db_;
|
||||
for (uint32_t i=0;i<NOF_HARQ_PROC;i++) {
|
||||
if (!proc[i].init(i, this)) {
|
||||
return false;
|
||||
}
|
||||
}
|
||||
return true;
|
||||
}
|
||||
uint32_t ul_harq_entity::pidof(uint32_t tti) {
|
||||
return (uint32_t) tti%NOF_HARQ_PROC;
|
||||
}
|
||||
|
||||
void ul_harq_entity::start_pcap(srslte::mac_pcap* pcap_)
|
||||
{
|
||||
pcap = pcap_;
|
||||
}
|
||||
|
||||
void ul_harq_entity::reset() {
|
||||
for (uint32_t i=0;i<NOF_HARQ_PROC;i++) {
|
||||
proc[i].reset();
|
||||
}
|
||||
ul_sps_assig.clear();
|
||||
}
|
||||
void ul_harq_entity::reset_ndi() {
|
||||
for (uint32_t i=0;i<NOF_HARQ_PROC;i++) {
|
||||
proc[i].reset_ndi();
|
||||
}
|
||||
}
|
||||
|
||||
int ul_harq_entity::get_current_tbs(uint32_t tti) {
|
||||
int tti_harq = (int) tti-4;
|
||||
if (tti_harq < 0) {
|
||||
tti_harq += 10240;
|
||||
}
|
||||
uint32_t pid_harq = pidof(tti_harq);
|
||||
return proc[pid_harq].get_current_tbs();
|
||||
}
|
||||
|
||||
void ul_harq_entity::set_ack(uint32_t tti, bool ack) {
|
||||
int tti_harq = (int) tti - 4;
|
||||
if (tti_harq < 0) {
|
||||
tti_harq += 10240;
|
||||
}
|
||||
uint32_t pid_harq = pidof(tti_harq);
|
||||
if (proc[pid_harq].has_grant() && (proc[pid_harq].last_tx_tti() <= (uint32_t)tti_harq)) {
|
||||
proc[pid_harq].set_harq_feedback(ack);
|
||||
}
|
||||
}
|
||||
|
||||
void ul_harq_entity::harq_recv(uint32_t tti, bool ack, mac_interface_phy::tb_action_ul_t* action)
|
||||
{
|
||||
set_ack(tti, ack);
|
||||
run_tti(tti, NULL, action);
|
||||
}
|
||||
|
||||
// Implements Section 5.4.1
|
||||
void ul_harq_entity::new_grant_ul(mac_interface_phy::mac_grant_t grant, mac_interface_phy::tb_action_ul_t* action)
|
||||
{
|
||||
if (grant.rnti_type == SRSLTE_RNTI_USER ||
|
||||
grant.rnti_type == SRSLTE_RNTI_TEMP ||
|
||||
grant.rnti_type == SRSLTE_RNTI_RAR)
|
||||
{
|
||||
if (grant.rnti_type == SRSLTE_RNTI_USER && proc[pidof(grant.tti)].is_sps()) {
|
||||
grant.ndi = true;
|
||||
}
|
||||
run_tti(grant.tti, &grant, action);
|
||||
} else if (grant.rnti_type == SRSLTE_RNTI_SPS) {
|
||||
if (grant.ndi) {
|
||||
grant.ndi = proc[pidof(grant.tti)].get_ndi();
|
||||
run_tti(grant.tti, &grant, action);
|
||||
} else {
|
||||
Info("Not implemented\n");
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
void ul_harq_entity::new_grant_ul_ack(mac_interface_phy::mac_grant_t grant, bool ack, mac_interface_phy::tb_action_ul_t* action)
|
||||
{
|
||||
set_ack(grant.tti, ack);
|
||||
new_grant_ul(grant, action);
|
||||
}
|
||||
|
||||
|
||||
|
||||
// Implements Section 5.4.2.1
|
||||
// Called with UL grant
|
||||
void ul_harq_entity::run_tti(uint32_t tti, mac_interface_phy::mac_grant_t *grant, mac_interface_phy::tb_action_ul_t* action)
|
||||
{
|
||||
uint32_t tti_tx = (tti+4)%10240;
|
||||
proc[pidof(tti_tx)].run_tti(tti_tx, grant, action);
|
||||
}
|
||||
|
||||
|
||||
float ul_harq_entity::get_average_retx()
|
||||
{
|
||||
return average_retx;
|
||||
}
|
||||
|
||||
|
||||
/***********************************************************
|
||||
*
|
||||
* HARQ PROCESS
|
||||
*
|
||||
*********************************************************/
|
||||
|
||||
static int rv_of_irv[4] = {0, 2, 3, 1};
|
||||
static int irv_of_rv[4] = {0, 3, 1, 2};
|
||||
|
||||
ul_harq_entity::ul_harq_process::ul_harq_process() {
|
||||
current_tx_nb = 0;
|
||||
current_irv = 0;
|
||||
is_initiated = false;
|
||||
is_grant_configured = false;
|
||||
tti_last_tx = 0;
|
||||
bzero(&cur_grant, sizeof(mac_interface_phy::mac_grant_t));
|
||||
}
|
||||
|
||||
void ul_harq_entity::ul_harq_process::reset() {
|
||||
current_tx_nb = 0;
|
||||
current_irv = 0;
|
||||
tti_last_tx = 0;
|
||||
is_grant_configured = false;
|
||||
bzero(&cur_grant, sizeof(mac_interface_phy::mac_grant_t));
|
||||
}
|
||||
|
||||
bool ul_harq_entity::ul_harq_process::has_grant() {
|
||||
return is_grant_configured;
|
||||
}
|
||||
|
||||
void ul_harq_entity::ul_harq_process::reset_ndi() {
|
||||
ndi = false;
|
||||
}
|
||||
|
||||
bool ul_harq_entity::ul_harq_process::get_ndi()
|
||||
{
|
||||
return ndi;
|
||||
}
|
||||
|
||||
uint32_t ul_harq_entity::ul_harq_process::get_rv()
|
||||
{
|
||||
return rv_of_irv[current_irv%4];
|
||||
}
|
||||
|
||||
void ul_harq_entity::ul_harq_process::set_harq_feedback(bool ack) {
|
||||
harq_feedback = ack;
|
||||
// UL packet successfully delivered
|
||||
if (ack) {
|
||||
Info("UL %d: HARQ = ACK for UL transmission. Discarting TB.\n", pid);
|
||||
reset();
|
||||
} else {
|
||||
Info("UL %d: HARQ = NACK for UL transmission\n", pid);
|
||||
}
|
||||
}
|
||||
|
||||
bool ul_harq_entity::ul_harq_process::init(uint32_t pid_, ul_harq_entity* parent) {
|
||||
if (srslte_softbuffer_tx_init(&softbuffer, 110)) {
|
||||
fprintf(stderr, "Error initiating soft buffer\n");
|
||||
return false;
|
||||
} else {
|
||||
is_initiated = true;
|
||||
harq_entity = parent;
|
||||
log_h = harq_entity->log_h;
|
||||
pid = pid_;
|
||||
payload_buffer = (uint8_t*) srslte_vec_malloc(payload_buffer_len*sizeof(uint8_t));
|
||||
if (!payload_buffer) {
|
||||
Error("Allocating memory\n");
|
||||
return false;
|
||||
}
|
||||
pdu_ptr = payload_buffer;
|
||||
return true;
|
||||
}
|
||||
}
|
||||
|
||||
void ul_harq_entity::ul_harq_process::run_tti(uint32_t tti_tx, mac_interface_phy::mac_grant_t* grant, mac_interface_phy::tb_action_ul_t* action)
|
||||
{
|
||||
|
||||
|
||||
uint32_t max_retx;
|
||||
if (is_msg3) {
|
||||
max_retx = harq_entity->mac_cfg->rach.max_harq_msg3_tx;
|
||||
} else {
|
||||
max_retx = liblte_rrc_max_harq_tx_num[harq_entity->mac_cfg->main.ulsch_cnfg.max_harq_tx];
|
||||
}
|
||||
|
||||
|
||||
// Receive and route HARQ feedbacks
|
||||
if (grant) {
|
||||
if ((!(grant->rnti_type == SRSLTE_RNTI_TEMP) && grant->ndi != get_ndi()) ||
|
||||
(grant->rnti_type == SRSLTE_RNTI_USER && !has_grant()) ||
|
||||
grant->is_from_rar)
|
||||
{
|
||||
// New transmission
|
||||
|
||||
// Uplink grant in a RAR
|
||||
if (grant->is_from_rar) {
|
||||
Debug("Getting Msg3 buffer payload, grant size=%d bytes\n", grant->n_bytes);
|
||||
pdu_ptr = harq_entity->mux_unit->msg3_get(payload_buffer, grant->n_bytes);
|
||||
if (pdu_ptr) {
|
||||
generate_new_tx(tti_tx, true, grant, action);
|
||||
} else {
|
||||
Warning("UL RAR grant available but no Msg3 on buffer\n");
|
||||
}
|
||||
|
||||
// Normal UL grant
|
||||
} else {
|
||||
// Request a MAC PDU from the Multiplexing & Assemble Unit
|
||||
pdu_ptr = harq_entity->mux_unit->pdu_get(payload_buffer, grant->n_bytes, tti_tx, pid);
|
||||
if (pdu_ptr) {
|
||||
generate_new_tx(tti_tx, false, grant, action);
|
||||
} else {
|
||||
Warning("Uplink grant but no MAC PDU in Multiplex Unit buffer\n");
|
||||
}
|
||||
}
|
||||
} else {
|
||||
// Adaptive Re-TX
|
||||
if (current_tx_nb >= max_retx) {
|
||||
Info("UL %d: Maximum number of ReTX reached (%d). Discarting TB.\n", pid, max_retx);
|
||||
reset();
|
||||
action->expect_ack = false;
|
||||
} else {
|
||||
generate_retx(tti_tx, grant, action);
|
||||
}
|
||||
}
|
||||
} else if (has_grant()) {
|
||||
// Non-Adaptive Re-Tx
|
||||
if (current_tx_nb >= max_retx) {
|
||||
Info("UL %d: Maximum number of ReTX reached (%d). Discarting TB.\n", pid, max_retx);
|
||||
reset();
|
||||
action->expect_ack = false;
|
||||
} else {
|
||||
generate_retx(tti_tx, action);
|
||||
}
|
||||
}
|
||||
if (harq_entity->pcap && grant) {
|
||||
if (grant->is_from_rar) {
|
||||
grant->rnti = harq_entity->rntis->temp_rnti;
|
||||
}
|
||||
harq_entity->pcap->write_ul_crnti(pdu_ptr, grant->n_bytes, grant->rnti, get_nof_retx(), tti_tx);
|
||||
}
|
||||
|
||||
|
||||
|
||||
}
|
||||
|
||||
int ul_harq_entity::ul_harq_process::get_current_tbs()
|
||||
{
|
||||
return cur_grant.n_bytes*8;
|
||||
}
|
||||
|
||||
void ul_harq_entity::ul_harq_process::generate_retx(uint32_t tti_tx, mac_interface_phy::tb_action_ul_t *action)
|
||||
{
|
||||
generate_retx(tti_tx, NULL, action);
|
||||
}
|
||||
|
||||
// Retransmission with or w/o grant (Section 5.4.2.2)
|
||||
void ul_harq_entity::ul_harq_process::generate_retx(uint32_t tti_tx, mac_interface_phy::mac_grant_t *grant,
|
||||
mac_interface_phy::tb_action_ul_t *action)
|
||||
{
|
||||
if (grant) {
|
||||
// HARQ entity requests an adaptive transmission
|
||||
if (grant->rv) {
|
||||
current_irv = irv_of_rv[grant->rv%4];
|
||||
}
|
||||
memcpy(&cur_grant, grant, sizeof(mac_interface_phy::mac_grant_t));
|
||||
harq_feedback = false;
|
||||
Info("UL %d: Adaptive retx=%d, RV=%d, TBS=%d\n",
|
||||
pid, current_tx_nb, get_rv(), grant->n_bytes);
|
||||
generate_tx(tti_tx, action);
|
||||
} else {
|
||||
Info("UL %d: Non-Adaptive retx=%d, RV=%d, TBS=%d\n",
|
||||
pid, current_tx_nb, get_rv(), cur_grant.n_bytes);
|
||||
// HARQ entity requests a non-adaptive transmission
|
||||
if (!harq_feedback) {
|
||||
generate_tx(tti_tx, action);
|
||||
}
|
||||
}
|
||||
|
||||
// On every Msg3 retransmission, restart mac-ContentionResolutionTimer as defined in Section 5.1.5
|
||||
if (is_msg3) {
|
||||
harq_entity->timers_db->get(mac::CONTENTION_TIMER)->reset();
|
||||
}
|
||||
|
||||
harq_entity->mux_unit->pusch_retx(tti_tx, pid);
|
||||
}
|
||||
|
||||
// New transmission (Section 5.4.2.2)
|
||||
void ul_harq_entity::ul_harq_process::generate_new_tx(uint32_t tti_tx, bool is_msg3_,
|
||||
mac_interface_phy::mac_grant_t *grant,
|
||||
mac_interface_phy::tb_action_ul_t *action)
|
||||
{
|
||||
if (grant) {
|
||||
|
||||
// Compute average number of retransmissions per packet considering previous packet
|
||||
harq_entity->average_retx = SRSLTE_VEC_CMA((float) current_tx_nb, harq_entity->average_retx, harq_entity->nof_pkts++);
|
||||
|
||||
|
||||
memcpy(&cur_grant, grant, sizeof(mac_interface_phy::mac_grant_t));
|
||||
harq_feedback = false;
|
||||
is_grant_configured = true;
|
||||
current_tx_nb = 0;
|
||||
current_irv = 0;
|
||||
is_msg3 = is_msg3_;
|
||||
Info("UL %d: New TX%s, RV=%d, TBS=%d, RNTI=%d\n",
|
||||
pid, is_msg3?" for Msg3":"", get_rv(), cur_grant.n_bytes, cur_grant.rnti);
|
||||
generate_tx(tti_tx, action);
|
||||
}
|
||||
}
|
||||
|
||||
// Transmission of pending frame (Section 5.4.2.2)
|
||||
void ul_harq_entity::ul_harq_process::generate_tx(uint32_t tti_tx, mac_interface_phy::tb_action_ul_t *action)
|
||||
{
|
||||
action->current_tx_nb = current_tx_nb;
|
||||
current_tx_nb++;
|
||||
action->expect_ack = true;
|
||||
action->rnti = is_msg3?harq_entity->rntis->temp_rnti:cur_grant.rnti;
|
||||
action->rv = cur_grant.rv>0?cur_grant.rv:get_rv();
|
||||
action->softbuffer = &softbuffer;
|
||||
action->tx_enabled = true;
|
||||
action->payload_ptr = pdu_ptr;
|
||||
memcpy(&action->phy_grant, &cur_grant.phy_grant, sizeof(srslte_phy_grant_t));
|
||||
|
||||
current_irv = (current_irv+1)%4;
|
||||
tti_last_tx = tti_tx;
|
||||
}
|
||||
|
||||
bool ul_harq_entity::ul_harq_process::is_sps()
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
uint32_t ul_harq_entity::ul_harq_process::last_tx_tti()
|
||||
{
|
||||
return tti_last_tx;
|
||||
}
|
||||
|
||||
uint32_t ul_harq_entity::ul_harq_process::get_nof_retx()
|
||||
{
|
||||
return current_tx_nb;
|
||||
}
|
||||
|
||||
}
|
||||
@ -0,0 +1,111 @@
|
||||
/**
|
||||
*
|
||||
* \section COPYRIGHT
|
||||
*
|
||||
* Copyright 2013-2015 Software Radio Systems Limited
|
||||
*
|
||||
* \section LICENSE
|
||||
*
|
||||
* This file is part of the srsUE library.
|
||||
*
|
||||
* srsUE is free software: you can redistribute it and/or modify
|
||||
* it under the terms of the GNU Affero General Public License as
|
||||
* published by the Free Software Foundation, either version 3 of
|
||||
* the License, or (at your option) any later version.
|
||||
*
|
||||
* srsUE 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 Affero General Public License for more details.
|
||||
*
|
||||
* A copy of the GNU Affero General Public License can be found in
|
||||
* the LICENSE file in the top-level directory of this distribution
|
||||
* and at http://www.gnu.org/licenses/.
|
||||
*
|
||||
*/
|
||||
|
||||
|
||||
#include "ue_base.h"
|
||||
#include "ue.h"
|
||||
#include "srslte/srslte.h"
|
||||
#include <pthread.h>
|
||||
#include <iostream>
|
||||
#include <string>
|
||||
#include <algorithm>
|
||||
#include <iterator>
|
||||
|
||||
using namespace srslte;
|
||||
|
||||
namespace srsue{
|
||||
|
||||
static ue_base* instance = NULL;
|
||||
pthread_mutex_t ue_instance_mutex = PTHREAD_MUTEX_INITIALIZER;
|
||||
|
||||
ue_base* ue_base::get_instance(srsue_instance_type_t type)
|
||||
{
|
||||
pthread_mutex_lock(&ue_instance_mutex);
|
||||
if(NULL == instance) {
|
||||
switch (type) {
|
||||
case LTE:
|
||||
instance = new ue();
|
||||
break;
|
||||
default:
|
||||
perror("Unknown UE type.\n");
|
||||
}
|
||||
}
|
||||
pthread_mutex_unlock(&ue_instance_mutex);
|
||||
return(instance);
|
||||
}
|
||||
|
||||
void ue_base::cleanup(void)
|
||||
{
|
||||
pthread_mutex_lock(&ue_instance_mutex);
|
||||
if(NULL != instance) {
|
||||
delete instance;
|
||||
instance = NULL;
|
||||
}
|
||||
pthread_mutex_unlock(&ue_instance_mutex);
|
||||
}
|
||||
|
||||
void ue_base::handle_rf_msg(srslte_rf_error_t error)
|
||||
{
|
||||
if(error.type == srslte_rf_error_t::SRSLTE_RF_ERROR_OVERFLOW) {
|
||||
rf_metrics.rf_o++;
|
||||
rf_metrics.rf_error = true;
|
||||
rf_log.warning("Overflow\n");
|
||||
}else if(error.type == srslte_rf_error_t::SRSLTE_RF_ERROR_UNDERFLOW) {
|
||||
rf_metrics.rf_u++;
|
||||
rf_metrics.rf_error = true;
|
||||
rf_log.warning("Underflow\n");
|
||||
} else if(error.type == srslte_rf_error_t::SRSLTE_RF_ERROR_LATE) {
|
||||
rf_metrics.rf_l++;
|
||||
rf_metrics.rf_error = true;
|
||||
rf_log.warning("Late\n");
|
||||
} else if (error.type == srslte_rf_error_t::SRSLTE_RF_ERROR_OTHER) {
|
||||
std::string str(error.msg);
|
||||
str.erase(std::remove(str.begin(), str.end(), '\n'), str.end());
|
||||
str.erase(std::remove(str.begin(), str.end(), '\r'), str.end());
|
||||
str.push_back('\n');
|
||||
rf_log.info(str);
|
||||
}
|
||||
}
|
||||
|
||||
srslte::LOG_LEVEL_ENUM ue_base::level(std::string l)
|
||||
{
|
||||
std::transform(l.begin(), l.end(), l.begin(), ::toupper);
|
||||
if("NONE" == l){
|
||||
return srslte::LOG_LEVEL_NONE;
|
||||
}else if("ERROR" == l){
|
||||
return srslte::LOG_LEVEL_ERROR;
|
||||
}else if("WARNING" == l){
|
||||
return srslte::LOG_LEVEL_WARNING;
|
||||
}else if("INFO" == l){
|
||||
return srslte::LOG_LEVEL_INFO;
|
||||
}else if("DEBUG" == l){
|
||||
return srslte::LOG_LEVEL_DEBUG;
|
||||
}else{
|
||||
return srslte::LOG_LEVEL_NONE;
|
||||
}
|
||||
}
|
||||
|
||||
} // namespace srsue
|
||||
Some files were not shown because too many files have changed in this diff Show More
Loading…
Reference in New Issue