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openairinterface5g/common/utils/LOG/vcd_signal_dumper.c
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/*
* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The OpenAirInterface Software Alliance licenses this file to You under
* the OAI Public License, Version 1.1 (the "License"); you may not use this file
* except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.openairinterface.org/?page_id=698
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*-------------------------------------------------------------------------------
* For more information about the OpenAirInterface (OAI) Software Alliance:
* contact@openairinterface.org
*/
/*! \file vcd_signal_dumper.c
* \brief Dump functions calls and variables to VCD file. Use GTKWave to display this file.
* \author S. Roux
* \maintainer: navid nikaein
* \date 2012 - 2104
* \version 0.1
* \company Eurecom
* \email: navid.nikaein@eurecom.fr
* \note
* \warning
*/
#include <pthread.h>
#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <stdarg.h>
#include <string.h>
#include <errno.h>
#include <fcntl.h>
#include <error.h>
#include <time.h>
#include <unistd.h>
#include "assertions.h"
#include "vcd_signal_dumper.h"
#define VCDSIGNALDUMPER_VERSION_MAJOR 0
#define VCDSIGNALDUMPER_VERSION_MINOR 1
// Global variable. If the VCD option is set at execution time, output VCD trace. Otherwise this module has no effect.
int ouput_vcd = 0;
struct vcd_module_s {
const char *name;
int number_of_signals;
const char **signals_names;
vcd_signal_type signal_type;
int signal_size;
} vcd_module_s;
const char* eurecomVariablesNames[] = {
"frame_number_TX0_eNB",
"mask_ru",
"mask_tx_ru",
"frame_number_TX1_eNB",
"frame_number_RX0_eNB",
"frame_number_RX1_eNB",
"subframe_number_TX0_eNB",
"subframe_number_TX1_eNB",
"subframe_number_RX0_eNB",
"subframe_number_RX1_eNB",
"frame_number_TX0_RU",
"frame_number_TX1_RU",
"frame_number_RX0_RU",
"frame_number_RX1_RU",
"tti_number_TX0_RU",
"tti_number_TX1_RU",
"tti_number_RX0_RU",
"tti_number_RX1_RU",
"subframe_number_if4p5_north_out",
"frame_number_if4p5_north_out",
"subframe_number_if4p5_north_asynch_in",
"frame_number_if4p5_north_asynch_in",
"subframe_number_if4p5_south_out_ru",
"subframe_number_if4p5_south_out_ru1",
"subframe_number_if4p5_south_out_ru2",
"frame_number_if4p5_south_out_ru",
"frame_number_if4p5_south_out_ru1",
"frame_number_if4p5_south_out_ru2",
"subframe_number_if4p5_south_in_ru",
"subframe_number_if4p5_south_in_ru1",
"subframe_number_if4p5_south_in_ru2",
"frame_number_if4p5_south_in_ru",
"frame_number_if4p5_south_in_ru1",
"frame_number_if4p5_south_in_ru2",
"subframe_number_wakeup_l1s_ru",
"subframe_number_wakeup_l1s_ru1",
"subframe_number_wakeup_l1s_ru2",
"frame_number_wakeup_l1s_ru",
"frame_number_wakeup_l1s_ru1",
"frame_number_wakeup_l1s_ru2",
"subframe_number_wakeup_rxtx_rx_ru",
"subframe_number_wakeup_rxtx_rx_ru1",
"subframe_number_wakeup_rxtx_rx_ru2",
"frame_number_wakeup_rxtx_rx_ru",
"frame_number_wakeup_rxtx_rx_ru1",
"frame_number_wakeup_rxtx_rx_ru2",
"subframe_number_wakeup_rxtx_tx_ru",
"subframe_number_wakeup_rxtx_tx_ru1",
"subframe_number_wakeup_rxtx_tx_ru2",
"frame_number_wakeup_rxtx_tx_ru",
"frame_number_wakeup_rxtx_tx_ru1",
"frame_number_wakeup_rxtx_tx_ru2",
"ic_enb",
"ic_enb1",
"ic_enb2",
"l1_proc_ic",
"l1_proc_tx_ic",
"runtime_TX_eNB",
"runtime_RX_eNB",
"frame_number_TX0_UE",
"frame_number_TX1_UE",
"frame_number_RX0_UE",
"frame_number_RX1_UE",
"subframe_TX0_UE",
"subframe_TX1_UE",
"subframe_RX0_UE",
"subframe_RX1_UE",
"ue_rx_offset",
"diff2",
"hw_subframe",
"hw_frame",
"hw_subframe_rx",
"hw_frame_rx",
"txcnt",
"rxcnt",
"trx_ts",
"trx_tst",
"trx_ts_ue",
"trx_tst_ue",
"trx_write_flags",
"tx_ts",
"rx_ts",
"hw_cnt_rx",
"lhw_cnt_rx",
"hw_cnt_tx",
"lhw_cnt_tx",
"pck_rx",
"pck_tx",
"rx_seq_num",
"rx_seq_num_prv",
"tx_seq_num",
"cnt",
"dummy_dump",
"itti_send_msg",
"itti_poll_msg",
"itti_recv_msg",
"itti_alloc_msg",
"mp_alloc",
"mp_free",
"ue_inst_cnt_rx",
"ue_inst_cnt_tx",
"dci_info",
"ue0_BSR",
"ue0_BO",
"ue0_scheduled",
"ue0_timing_advance",
"ue0_SR_ENERGY",
"ue0_SR_THRES",
"ue0_rssi0",
"ue0_rssi1",
"ue0_rssi2",
"ue0_rssi3",
"ue0_rssi4",
"ue0_rssi5",
"ue0_rssi6",
"ue0_rssi7",
"ue0_res0",
"ue0_res1",
"ue0_res2",
"ue0_res3",
"ue0_res4",
"ue0_res5",
"ue0_res6",
"ue0_res7",
"ue0_MCS0",
"ue0_MCS1",
"ue0_MCS2",
"ue0_MCS3",
"ue0_MCS4",
"ue0_MCS5",
"ue0_MCS6",
"ue0_MCS7",
"ue0_RB0",
"ue0_RB1",
"ue0_RB2",
"ue0_RB3",
"ue0_RB4",
"ue0_RB5",
"ue0_RB6",
"ue0_RB7",
"ue0_ROUND0",
"ue0_ROUND1",
"ue0_ROUND2",
"ue0_ROUND3",
"ue0_ROUND4",
"ue0_ROUND5",
"ue0_ROUND6",
"ue0_ROUND7",
"ue0_SFN0",
"ue0_SFN1",
"ue0_SFN2",
"ue0_SFN3",
"ue0_SFN4",
"ue0_SFN5",
"ue0_SFN6",
"ue0_SFN7",
"send_if4_symbol",
"recv_if4_symbol",
"send_if5_pkt_id",
"recv_if5_pkt_id",
"ue_pdcp_flush_size",
"ue_pdcp_flush_err",
"ue0_trx_read_ns",
"ue0_trx_write_ns",
"ue0_trx_read_ns_missing",
"ue0_trx_write_ns_missing",
"enb_thread_rxtx_CPUID",
"ru_thread_CPUID",
"ru_thread_tx_CPUID",
"ue0_on_duration_timer",
"ue0_drx_inactivity",
"ue0_drx_short_cycle",
"ue0_short_drx_cycle_number",
"ue0_drx_long_cycle",
"ue0_drx_retransmission_harq0",
"ue0_drx_active_time",
"ue0_drx_active_time_condition",
/*signal for NR*/
"frame_number_TX0_gNB",
"frame_number_TX1_gNB",
"frame_number_RX0_gNB",
"frame_number_RX1_gNB",
"slot_number_TX0_gNB",
"slot_number_TX1_gNB",
"slot_number_RX0_gNB",
"slot_number_RX1_gNB",
"ru_tx_ofdm_mask",
"usrp_send_return"
};
const char* eurecomFunctionsNames[] = {
/* softmodem signals */
"rt_sleep",
"trx_read",
"trx_write",
"trx_read_ue",
"trx_write_ue",
"trx_read_if0",
"trx_read_if1",
"trx_write_if0",
"trx_write_if1",
"eNB_thread_rxtx0",
"eNB_thread_rxtx1",
"ue_thread_synch",
"ue_thread_rxtx0",
"ue_thread_rxtx1",
"trx_read_sf9",
"trx_write_sf9",
"ue_signal_cond_rxtx0",
"ue_signal_cond_rxtx1",
"ue_wait_cond_rxtx0",
"ue_wait_cond_rxtx1",
"ue_lock_mutex_rxtx_for_cond_wait0",
"ue_lock_mutex_rxtx_for_cond_wait1",
"ue_lock_mutex_rxtx_for_cnt_decrement0",
"ue_lock_mutex_rxtx_for_cnt_decrement1",
"ue_lock_mutex_rxtx_for_cnt_increment0",
"ue_lock_mutex_rxtx_for_cnt_increment1",
"lock_mutex_ru",
"lock_mutex_ru1",
"lock_mutex_ru2",
/* uhd signals */
"trx_write_thread",
/* simulation signals */
"do_DL_sig",
"do_UL_sig",
"UE_trx_read",
/* RRH signals */
"eNB_tx",
"eNB_rx",
"eNB_trx",
"eNB_tm",
"eNB_rx_sleep",
"eNB_tx_sleep",
"eNB_proc_sleep",
"trx_read_rf",
"trx_write_rf",
/* PHY signals */
"ue_synch",
"ue_slot_fep",
"ue_slot_fep_pdcch",
"ue_slot_fep_pbch",
"ue_slot_fep_pdsch",
"ue_slot_fep_mbsfn",
"ue_slot_fep_mbsfn_khz_1dot25",
"ue_rrc_measurements",
"ue_gain_control",
"ue_adjust_synch",
"lte_ue_measurement_procedures",
"lte_ue_pdcch_procedures",
"lte_ue_pbch_procedures",
"phy_procedures_eNb_tx0",
"phy_procedures_eNb_tx1",
"phy_procedures_ru_feprx0",
"phy_procedures_ru_feprx1",
"phy_procedures_ru_feprx2",
"phy_procedures_ru_feprx3",
"phy_procedures_ru_feprx4",
"phy_procedures_ru_feprx5",
"phy_procedures_ru_feprx6",
"phy_procedures_ru_feprx7",
"phy_procedures_ru_feprx8",
"phy_procedures_ru_feprx9",
"phy_procedures_ru_feptx_ofdm0",
"phy_procedures_ru_feptx_ofdm1",
"phy_procedures_ru_feptx_ofdm2",
"phy_procedures_ru_feptx_ofdm3",
"phy_procedures_ru_feptx_ofdm4",
"phy_procedures_ru_feptx_ofdm5",
"phy_procedures_ru_feptx_ofdm6",
"phy_procedures_ru_feptx_ofdm7",
"phy_procedures_ru_feptx_ofdm8",
"phy_procedures_ru_feptx_ofdm9",
"phy_procedures_ru_feptx_ofdm10",
"phy_procedures_ru_feptx_ofdm11",
"phy_procedures_ru_feptx_ofdm12",
"phy_procedures_ru_feptx_ofdm13",
"phy_procedures_ru_feptx_ofdm14",
"phy_procedures_ru_feptx_ofdm15",
"phy_procedures_ru_feptx_ofdm16",
"phy_procedures_ru_feptx_prec0",
"phy_procedures_ru_feptx_prec1",
"phy_procedures_ru_feptx_prec2",
"phy_procedures_ru_feptx_prec3",
"phy_procedures_ru_feptx_prec4",
"phy_procedures_ru_feptx_prec5",
"phy_procedures_ru_feptx_prec6",
"phy_procedures_ru_feptx_prec7",
"phy_procedures_ru_feptx_prec8",
"phy_procedures_ru_feptx_prec9",
"phy_procedures_eNb_rx_uespec0",
"phy_procedures_eNb_rx_uespec1",
"phy_procedures_ue_tx",
"phy_procedures_ue_rx",
"phy_procedures_ue_tx_ulsch_uespec",
"phy_procedures_nr_ue_tx_ulsch_uespec",
"phy_procedures_ue_tx_pucch",
"phy_procedures_ue_tx_ulsch_common",
"phy_procedures_ue_tx_prach",
"phy_procedures_ue_tx_ulsch_rar",
"phy_procedures_eNB_lte",
"phy_procedures_UE_lte",
"pdsch_thread",
"dlsch_thread0",
"dlsch_thread1",
"dlsch_thread2",
"dlsch_thread3",
"dlsch_thread4",
"dlsch_thread5",
"dlsch_thread6",
"dlsch_thread7",
"dlsch_decoding0",
"dlsch_decoding1",
"dlsch_decoding2",
"dlsch_decoding3",
"dlsch_decoding4",
"dlsch_decoding5",
"dlsch_decoding6",
"dlsch_decoding7",
"dlsch_segmentation",
"dlsch_deinterleaving",
"dlsch_rate_matching",
"dlsch_ldpc",
"dlsch_compine_seg",
"dlsch_pmch_decoding",
"rx_pdcch",
"dci_decoding",
"rx_phich",
"rx_pmch",
"rx_pmch_khz_1dot25",
"pdsch_procedures",
"pdsch_procedures_crnti",
//"dlsch_procedures_crnti",
"pdsch_procedures_si",
"pdsch_procedures_p",
"pdsch_procedures_ra",
"phy_ue_config_sib2",
"macxface_phy_config_sib1_eNB",
"macxface_phy_config_sib2_eNB",
"macxface_phy_config_dedicated_eNB",
"phy_ue_compute_prach",
"phy_enb_ulsch_msg3",
"phy_enb_ulsch_decoding0",
"phy_enb_ulsch_decoding1",
"phy_enb_ulsch_decoding2",
"phy_enb_ulsch_decoding3",
"phy_enb_ulsch_decoding4",
"phy_enb_ulsch_decoding5",
"phy_enb_ulsch_decoding6",
"phy_enb_ulsch_decoding7",
"phy_enb_sfgen",
"phy_enb_prach_rx",
"phy_ru_prach_rx",
"phy_enb_pdcch_tx",
"phy_enb_common_tx",
"phy_enb_rs_tx",
"phy_ue_generate_prach",
"phy_ue_ulsch_modulation",
"phy_ue_ulsch_encoding",
#if 1 // add for debugging losing PDSCH immediately before and after reporting CQI
"phy_ue_ulsch_encoding_fill_cqi",
#endif
"phy_ue_ulsch_scrambling",
"phy_eNB_dlsch_modulation",
"phy_eNB_dlsch_encoding",
"phy_eNB_dlsch_encoding_w",
"phy_eNB_dlsch_scrambling",
"phy_eNB_beam_precoding",
"phy_eNB_ofdm_mod_l",
/* MAC signals */
"macxface_macphy_init",
"macxface_macphy_exit",
"macxface_eNB_dlsch_ulsch_scheduler",
"macxface_fill_rar",
"macxface_terminate_ra_proc",
"macxface_initiate_ra_proc",
"macxface_cancel_ra_proc",
"macxface_get_dci_sdu",
"macxface_get_dlsch_sdu",
"macxface_rx_sdu",
"macxface_mrbch_phy_sync_failure",
"macxface_SR_indication",
"mac_dlsch_preprocessor",
"mac_schedule_dlsch",
"mac_fill_dlsch_dci",
"macxface_out_of_sync_ind",
"macxface_ue_decode_si",
"macxface_ue_decode_pcch",
"macxface_ue_decode_ccch",
"macxface_ue_decode_bcch",
"macxface_ue_send_sdu",
"macxface_ue_get_sdu",
"macxface_ue_get_rach",
"macxface_ue_process_rar",
"macxface_ue_scheduler",
"macxface_ue_get_sr",
"ue_send_mch_sdu",
/*RLC signals */
"rlc_data_req",
// "rlc_data_ind", // this calls "pdcp_data_ind",
"mac_rlc_status_ind",
"mac_rlc_data_req",
"mac_rlc_data_ind",
"rlc_um_try_reassembly",
"rlc_um_check_timer_dar_time_out",
"rlc_um_receive_process_dar",
/* PDCP signals */
"pdcp_run",
"pdcp_data_req",
"pdcp_data_ind",
"pdcp_apply_security",
"pdcp_validate_security",
"pdcp_fifo_read",
"pdcp_fifo_read_buffer",
"pdcp_fifo_flush",
"pdcp_fifo_flush_buffer",
"pdcp_mbms_fifo_read",
"pdcp_mbms_fifo_read_buffer",
/* RRC signals */
"rrc_rx_tx",
"rrc_mac_config_req",
"rrc_ue_decode_sib1",
"rrc_ue_decode_si",
/* GTPV1U signals */
"gtpv1u_enb_task",
"gtpv1u_process_udp_req",
"gtpv1u_process_tunnel_data_req",
/* UDP signals */
"udp_enb_task",
/* MISC signals */
"emu_transport",
"log_record",
"itti_enqueue_message",
"itti_dump_enqueue_message",
"itti_dump_enqueue_message_malloc",
"itti_relay_thread",
"test",
/* IF4/IF5 signals */
"send_if4_ru",
"send_if4_ru1",
"send_if4_ru2",
"recv_if4_ru",
"recv_if4_ru1",
"recv_if4_ru2",
"send_if5",
"recv_if5",
"compress_if",
"decompress_if",
"nfapi_subframe",
"generate_pcfich",
"generate_dci0",
"generate_dlsch",
"generate_phich",
"pdcch_scrambling",
"pdcch_modulation",
"pdcch_interleaving",
"pdcch_tx",
/*NR softmodem signal*/
"wakeup_txfh",
"gNB_thread_rxtx0",
"gNB_thread_rxtx1",
"ru_thread_tx_wait",
"gNB_ulsch_decoding",
"gNB_pdsch_codeword_scrambling",
"gNB_dlsch_encoding",
"gNB_pdsch_modulation",
"gNB_pdcch_tx",
"phy_procedures_gNB_tx",
"phy_procedures_gNB_common_tx",
"phy_procedures_gNB_uespec_rx",
"nr_rx_pusch",
"nr_ulsch_procedures_rx",
"macxface_gNB_dlsch_ulsch_scheduler",
/*NR ue-softmodem signal*/
"nr_ue_ulsch_encoding",
"nr_segmentation",
"ldpc_encoder_optim",
"nr_rate_matching_ldpc",
"nr_interleaving_ldpc",
"pss_synchro_nr",
"pss_search_time_nr",
"nr_initial_ue_sync",
"beam_switching_gpio"
};
struct vcd_module_s vcd_modules[] = {
{ "variables", VCD_SIGNAL_DUMPER_VARIABLES_END, eurecomVariablesNames, VCD_WIRE, 64 },
{ "functions", VCD_SIGNAL_DUMPER_FUNCTIONS_END, eurecomFunctionsNames, VCD_WIRE, 1 },
// { "ue_procedures_functions", VCD_SIGNAL_DUMPER_UE_PROCEDURES_FUNCTIONS_END, eurecomUEFunctionsNames, VCD_WIRE, 1 },
};
FILE *vcd_fd = NULL;
#if defined(ENABLE_VCD_FIFO)
static inline unsigned long long int vcd_get_time(void);
#endif
#if defined(ENABLE_USE_CPU_EXECUTION_TIME)
struct timespec g_time_start;
#endif
#if defined(ENABLE_VCD_FIFO)
# define VCD_POLL_DELAY (500) // Poll delay in micro-seconds
# define VCD_MAX_WAIT_DELAY (200 * 1000) // Maximum data ready wait delay in micro-seconds
# define VCD_FIFO_NB_ELEMENTS (1 << 24) // Must be a power of 2
# define VCD_FIFO_MASK (VCD_FIFO_NB_ELEMENTS - 1)
typedef struct vcd_queue_user_data_s {
uint32_t log_id;
vcd_signal_dumper_modules module;
union data_u {
struct function_s {
vcd_signal_dump_functions function_name;
vcd_signal_dump_in_out in_out;
} function;
struct variable_s {
vcd_signal_dump_variables variable_name;
unsigned long value;
} variable;
} data;
long long unsigned int time;
} vcd_queue_user_data_t;
typedef struct vcd_fifo_s {
vcd_queue_user_data_t user_data[VCD_FIFO_NB_ELEMENTS];
volatile uint32_t write_index;
volatile uint32_t read_index;
} vcd_fifo_t;
vcd_fifo_t vcd_fifo;
pthread_t vcd_dumper_thread;
#endif
#define BYTE_SIZE 8
#define NIBBLE_SIZE 4
static void uint64_to_binary(uint64_t value, char *binary)
{
static const char * const nibbles_start[] = {
"", "1", "10", "11",
"100", "101", "110", "111",
"1000", "1001", "1010", "1011",
"1100", "1101", "1110", "1111",
};
static const char * const nibbles[] = {
"0000", "0001", "0010", "0011",
"0100", "0101", "0110", "0111",
"1000", "1001", "1010", "1011",
"1100", "1101", "1110", "1111",
};
int nibble;
int nibble_value;
int nibble_size;
int zero = 1;
for (nibble = 0; nibble < (sizeof (uint64_t) * (BYTE_SIZE / NIBBLE_SIZE)); nibble++) {
nibble_value = value >> ((sizeof (uint64_t) * BYTE_SIZE) - NIBBLE_SIZE);
if (zero) {
if (nibble_value > 0) {
zero = 0;
nibble_size = strlen(nibbles_start[nibble_value]);
memcpy (binary, nibbles_start[nibble_value], nibble_size);
binary += nibble_size;
}
} else {
memcpy (binary, nibbles[nibble_value], NIBBLE_SIZE);
binary += NIBBLE_SIZE;
}
value <<= NIBBLE_SIZE;
}
/* Add a '0' if the value was null */
if (zero) {
binary[0] = '0';
binary ++;
}
/* Add a null value at the end of the string */
binary[0] = '\0';
}
#if defined(ENABLE_VCD_FIFO)
inline static uint32_t vcd_get_write_index(void)
{
uint32_t write_index;
uint32_t read_index;
/* Get current write index and increment it (atomic operation) */
write_index = __sync_fetch_and_add(&vcd_fifo.write_index, 1);
/* Wrap index */
write_index &= VCD_FIFO_MASK;
/* Check FIFO overflow (increase VCD_FIFO_NB_ELEMENTS if this assert is triggered) */
DevCheck((read_index = vcd_fifo.read_index, ((write_index + 1) & VCD_FIFO_MASK) != read_index), write_index, read_index, VCD_FIFO_NB_ELEMENTS);
return write_index;
}
void *vcd_dumper_thread_rt(void *args)
{
vcd_queue_user_data_t *data;
char binary_string[(sizeof (uint64_t) * BYTE_SIZE) + 1];
struct sched_param sched_param;
uint32_t data_ready_wait;
return 0; //signal_mask(); //function defined at common/utils/ocp_itti/intertask_interface.cpp
sched_param.sched_priority = sched_get_priority_min(SCHED_FIFO) + 1;
sched_setscheduler(0, SCHED_FIFO, &sched_param);
while(1) {
if (vcd_fifo.read_index == (vcd_fifo.write_index & VCD_FIFO_MASK)) {
/* No element -> sleep a while */
usleep(VCD_POLL_DELAY);
} else {
data = &vcd_fifo.user_data[vcd_fifo.read_index];
data_ready_wait = 0;
while (data->module == VCD_SIGNAL_DUMPER_MODULE_FREE) {
/* Check wait delay (increase VCD_MAX_WAIT_DELAY if this assert is triggered and that no thread is locked) */
DevCheck(data_ready_wait < VCD_MAX_WAIT_DELAY, data_ready_wait, VCD_MAX_WAIT_DELAY, 0);
/* data is not yet ready, wait for it to be completed */
data_ready_wait += VCD_POLL_DELAY;
usleep(VCD_POLL_DELAY);
}
switch (data->module) {
case VCD_SIGNAL_DUMPER_MODULE_VARIABLES:
if (vcd_fd != NULL) {
int variable_name;
variable_name = (int)data->data.variable.variable_name;
fprintf(vcd_fd, "#%llu\n", data->time);
/* Set variable to value */
uint64_to_binary(data->data.variable.value, binary_string);
fprintf(vcd_fd, "b%s %s_w\n", binary_string,
eurecomVariablesNames[variable_name]);
}
break;
case VCD_SIGNAL_DUMPER_MODULE_FUNCTIONS:
if (vcd_fd != NULL) {
int function_name;
function_name = (int)data->data.function.function_name;
fprintf(vcd_fd, "#%llu\n", data->time);
/* Check if we are entering or leaving the function ( 0 = leaving, 1 = entering) */
if (data->data.function.in_out == VCD_FUNCTION_IN)
/* Set event to 1 */
fprintf(vcd_fd, "1%s_w\n", eurecomFunctionsNames[function_name]);
else
fprintf(vcd_fd, "0%s_w\n", eurecomFunctionsNames[function_name]);
fflush(vcd_fd);
}
break;
default:
DevParam(data->module, 0, 0);
break;
}
data->module = VCD_SIGNAL_DUMPER_MODULE_FREE;
vcd_fifo.read_index = (vcd_fifo.read_index + 1) & VCD_FIFO_MASK;
}
}
return NULL;
}
#endif
void vcd_signal_dumper_init(char *filename)
{
if (ouput_vcd) {
// char filename[] = "/tmp/openair_vcd_dump.vcd";
if ((vcd_fd = fopen(filename, "w+")) == NULL) {
perror("vcd_signal_dumper_init: cannot open file");
return;
}
#if defined(ENABLE_USE_CPU_EXECUTION_TIME)
clock_gettime(CLOCK_MONOTONIC, &g_time_start);
#endif
vcd_signal_dumper_create_header();
#if defined(ENABLE_VCD_FIFO)
vcd_fifo.write_index = 0;
vcd_fifo.read_index = 0;
fprintf(stderr, "[VCD] Creating dumper thread\n");
if (pthread_create(&vcd_dumper_thread, NULL, vcd_dumper_thread_rt, NULL) < 0) {
fprintf(stderr, "vcd_signal_dumper_init: Failed to create thread: %s\n",
strerror(errno));
ouput_vcd = 0;
return;
}
#endif
}
}
void vcd_signal_dumper_close(void)
{
if (ouput_vcd) {
#if defined(ENABLE_VCD_FIFO)
#else
if (vcd_fd != NULL) {
fclose(vcd_fd);
vcd_fd = NULL;
}
#endif
}
}
static inline void vcd_signal_dumper_print_time_since_start(void)
{
if (vcd_fd != NULL) {
#if defined(ENABLE_USE_CPU_EXECUTION_TIME)
struct timespec time;
long long unsigned int nanosecondsSinceStart;
long long unsigned int secondsSinceStart;
clock_gettime(CLOCK_MONOTONIC, &time);
/* Get current execution time in nanoseconds */
nanosecondsSinceStart = (long long unsigned int)((time.tv_nsec - g_time_start.tv_nsec));
secondsSinceStart = (long long unsigned int)time.tv_sec - (long long unsigned int)g_time_start.tv_sec;
/* Write time in nanoseconds */
fprintf(vcd_fd, "#%llu\n", nanosecondsSinceStart + (secondsSinceStart * 1000000000UL));
#endif
}
}
#if defined(ENABLE_VCD_FIFO)
static inline unsigned long long int vcd_get_time(void)
{
#if defined(ENABLE_USE_CPU_EXECUTION_TIME)
struct timespec time;
clock_gettime(CLOCK_MONOTONIC, &time);
return (long long unsigned int)((time.tv_nsec - g_time_start.tv_nsec)) +
((long long unsigned int)time.tv_sec - (long long unsigned int)g_time_start.tv_sec) * 1000000000UL;
#endif
return 0;
}
#endif
void vcd_signal_dumper_create_header(void)
{
if (ouput_vcd) {
struct tm *pDate;
time_t intps;
intps = time(NULL);
pDate = localtime(&intps);
if (vcd_fd != NULL) {
int i, j;
fprintf(vcd_fd, "$date\n\t%s$end\n", asctime(pDate));
// Display version
fprintf(vcd_fd, "$version\n\tVCD plugin ver%d.%d\n$end\n", VCDSIGNALDUMPER_VERSION_MAJOR, VCDSIGNALDUMPER_VERSION_MINOR);
// Init timescale, here = 1ns
fprintf(vcd_fd, "$timescale 1 ns $end\n");
/* Initialize each module definition */
for(i = 0; i < sizeof(vcd_modules) / sizeof(struct vcd_module_s); i++) {
struct vcd_module_s *module;
module = &vcd_modules[i];
fprintf(vcd_fd, "$scope module %s $end\n", module->name);
/* Declare each signal as defined in array */
for (j = 0; j < module->number_of_signals; j++) {
const char *signal_name;
signal_name = module->signals_names[j];
if (VCD_WIRE == module->signal_type) {
fprintf(vcd_fd, "$var wire %d %s_w %s $end\n", module->signal_size, signal_name, signal_name);
} else if (VCD_REAL == module->signal_type) {
fprintf(vcd_fd, "$var real %d %s_r %s $end\n", module->signal_size, signal_name, signal_name);
} else {
// Handle error here
}
}
fprintf(vcd_fd, "$upscope $end\n");
}
/* Init variables and functions to 0 */
fprintf(vcd_fd, "$dumpvars\n");
for(i = 0; i < sizeof(vcd_modules) / sizeof(struct vcd_module_s); i++) {
struct vcd_module_s *module;
module = &vcd_modules[i];
/* Declare each signal as defined in array */
for (j = 0; j < module->number_of_signals; j++) {
const char *signal_name;
signal_name = module->signals_names[j];
if (VCD_WIRE == module->signal_type) {
if (module->signal_size > 1) {
fprintf(vcd_fd, "b0 %s_w $end\n", signal_name);
} else {
fprintf(vcd_fd, "0%s_w $end\n", signal_name);
}
} else if (VCD_REAL == module->signal_type) {
fprintf(vcd_fd, "r0 %s_r $end\n", signal_name);
} else {
// Handle error here
}
}
}
fprintf(vcd_fd, "$end\n");
fprintf(vcd_fd, "$enddefinitions $end\n\n");
//fflush(vcd_fd);
}
}
}
void vcd_signal_dumper_dump_variable_by_name(vcd_signal_dump_variables variable_name,
unsigned long value)
{
DevCheck((0 <= variable_name) && (variable_name < VCD_SIGNAL_DUMPER_VARIABLES_END),
variable_name, VCD_SIGNAL_DUMPER_VARIABLES_END, 0);
if (ouput_vcd) {
#if defined(ENABLE_VCD_FIFO)
uint32_t write_index = vcd_get_write_index();
vcd_fifo.user_data[write_index].time = vcd_get_time();
vcd_fifo.user_data[write_index].data.variable.variable_name = variable_name;
vcd_fifo.user_data[write_index].data.variable.value = value;
vcd_fifo.user_data[write_index].module = VCD_SIGNAL_DUMPER_MODULE_VARIABLES; // Set when all other fields are set to validate the user_data
#else
char binary_string[(sizeof (uint64_t) * BYTE_SIZE) + 1];
if (vcd_fd != NULL) {
vcd_signal_dumper_print_time_since_start();
/* Set variable to value */
uint64_to_binary(value, binary_string);
fprintf(vcd_fd, "b%s %s_w\n", binary_string, eurecomVariablesNames[variable_name]);
//fflush(vcd_fd);
}
#endif
}
}
void vcd_signal_dumper_dump_function_by_name(vcd_signal_dump_functions function_name,
vcd_signal_dump_in_out in_out)
{
DevCheck((0 <= function_name) && (function_name < VCD_SIGNAL_DUMPER_FUNCTIONS_END),
function_name, VCD_SIGNAL_DUMPER_FUNCTIONS_END, 0);
if (ouput_vcd) {
#if defined(ENABLE_VCD_FIFO)
uint32_t write_index = vcd_get_write_index();
vcd_fifo.user_data[write_index].time = vcd_get_time();
vcd_fifo.user_data[write_index].data.function.function_name = function_name;
vcd_fifo.user_data[write_index].data.function.in_out = in_out;
vcd_fifo.user_data[write_index].module = VCD_SIGNAL_DUMPER_MODULE_FUNCTIONS; // Set when all other fields are set to validate the user_data
#else
if (vcd_fd != NULL) {
vcd_signal_dumper_print_time_since_start();
/* Check if we are entering or leaving the function ( 0 = leaving, 1 = entering) */
if (in_out == VCD_FUNCTION_IN)
/* Set event to 1 */
fprintf(vcd_fd, "1%s_w\n", eurecomFunctionsNames[function_name]);
else
fprintf(vcd_fd, "0%s_w\n", eurecomFunctionsNames[function_name]);
//fflush(vcd_fd);
}
#endif
}
}
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