/*
* 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 openair2_proc.c
\brief MAC layer online statistics
\author Navid Nikaein
\date 2013 - 2014
\version 1.0
@ingroup _mac
*/
#ifndef USER_MODE
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/proc_fs.h>
#endif
#include "LAYER2/MAC/defs.h"
#include "LAYER2/MAC/extern.h"
//#include "RRC/LITE/extern.h"
//#include "LAYER2/PDCP/pdcp.h"
#include "proto.h"
extern RAN_CONTEXT_t RC;
int openair2_stats_read(char *buffer, char **my_buffer, off_t off, int length)
{
int len = 0,fg,Overhead, Sign;
unsigned int i,j,k,kk;
unsigned int ue_id, eNB_id;
unsigned int Mod_id = 0,CH_index;
unsigned int stat_tx_pdcp_sdu;
unsigned int stat_tx_pdcp_bytes;
unsigned int stat_tx_pdcp_sdu_discarded;
unsigned int stat_tx_pdcp_bytes_discarded;
unsigned int stat_tx_data_pdu;
unsigned int stat_tx_data_bytes;
unsigned int stat_tx_retransmit_pdu_by_status;
unsigned int stat_tx_retransmit_bytes_by_status;
unsigned int stat_tx_retransmit_pdu;
unsigned int stat_tx_retransmit_bytes;
unsigned int stat_tx_control_pdu;
unsigned int stat_tx_control_bytes;
unsigned int stat_rx_pdcp_sdu;
unsigned int stat_rx_pdcp_bytes;
unsigned int stat_rx_data_pdus_duplicate;
unsigned int stat_rx_data_bytes_duplicate;
unsigned int stat_rx_data_pdu;
unsigned int stat_rx_data_bytes;
unsigned int stat_rx_data_pdu_dropped;
unsigned int stat_rx_data_bytes_dropped;
unsigned int stat_rx_data_pdu_out_of_window;
unsigned int stat_rx_data_bytes_out_of_window;
unsigned int stat_rx_control_pdu;
unsigned int stat_rx_control_bytes;
unsigned int stat_timer_reordering_timed_out;
unsigned int stat_timer_poll_retransmit_timed_out;
unsigned int stat_timer_status_prohibit_timed_out;
// UE part
for (ue_id=0; ue_id<NUM_UE_INST; ue_id++) {
// mod_id used for PDCP and RLC
Mod_id = NB_eNB_INST + ue_id ;
len+=sprintf(&buffer[len],"UE RX TTI: %d\n",UE_mac_inst[ue_id].rxFrame);
for (enb_id= 0; enb_id <NB_SIG_CNX_UE; enb_id++) {
switch (mac_get_rrc_status(ue_id,0,enb_id) > RRC_CONNECTED) {
case RRC_RECONFIGURED :
case RRC_CONNECTED:
case RRC_SI_RECEIVED:
case RRC_IDLE:
break;
if (mac_get_rrc_status(ue_id,0,enb_id) > RRC_CONNECTED) {
// if (UE_mac_inst[ue_id].Dcch_lchan[CH_index].Active==1) {
len+=sprintf(&buffer[len],"eNB %d: Wideband SINR %d dB---\n",
CH_index,UE_mac_inst[Mod_id].Def_meas[CH_index].Wideband_sinr);
len+=sprintf(&buffer[len],"CH %d: Subband SINR (dB) :",
CH_index);
for (fg=0; fg<NUMBER_OF_MEASUREMENT_SUBBANDS; fg++) {
len+=sprintf(&buffer[len],"%d ",UE_mac_inst[Mod_id].Def_meas[CH_index].Sinr_meas[0][fg]);
}
len+=sprintf(&buffer[len],"\n");
len+=sprintf(&buffer[len],"BCCH %d, NB_RX_MAC = %d (%d errors)\n",
UE_mac_inst[Mod_id].Bcch_lchan[CH_index].Lchan_info.Lchan_id.Index,
UE_mac_inst[Mod_id].Bcch_lchan[CH_index].Lchan_info.NB_RX,
UE_mac_inst[Mod_id].Bcch_lchan[CH_index].Lchan_info.NB_RX_ERRORS);
len+=sprintf(&buffer[len],"CCCH %d, NB_RX_MAC = %d (%d errors)\n",
UE_mac_inst[Mod_id].Ccch_lchan[CH_index].Lchan_info.Lchan_id.Index,
UE_mac_inst[Mod_id].Ccch_lchan[CH_index].Lchan_info.NB_RX,
UE_mac_inst[Mod_id].Ccch_lchan[CH_index].Lchan_info.NB_RX_ERRORS);
len+=sprintf(&buffer[len],"LCHAN %d (DCCH), NB_TX_MAC = %d (%d bits/TTI, %d kbits/sec), NB_RX_MAC = %d (%d errors)\n",
UE_mac_inst[Mod_id].Dcch_lchan[CH_index].Lchan_info.Lchan_id.Index,
UE_mac_inst[Mod_id].Dcch_lchan[CH_index].Lchan_info.NB_TX,
UE_mac_inst[Mod_id].Dcch_lchan[CH_index].Lchan_info.output_rate,
(10*UE_mac_inst[Mod_id].Dcch_lchan[CH_index].Lchan_info.output_rate)>>5,
UE_mac_inst[Mod_id].Dcch_lchan[CH_index].Lchan_info.NB_RX,
UE_mac_inst[Mod_id].Dcch_lchan[CH_index].Lchan_info.NB_RX_ERRORS);
for(i=1; i<NB_RAB_MAX; i++) {
if (UE_mac_inst[Mod_id].Dtch_lchan[i][CH_index].Active==1) {
Overhead=UE_mac_inst[Mod_id].Dtch_lchan[i][CH_index].Lchan_info.output_rate - Pdcp_stats_tx_rate[k][CH_index][i];
if(Overhead<0) {
Overhead=-Overhead;
Sign=-1;
} else {
Sign=1;
}
len+=sprintf(&buffer[len],"[PDCP]LCHAN %d: NB_TX = %d ,Tx_rate =(%d bits/TTI ,%d Kbits/s), NB_RX = %d ,Rx_rate =(%d bits/TTI ,%d Kbits/s) , LAYER2 TX OVERHEAD: %d Kbits/s\n",
UE_mac_inst[Mod_id].Dtch_lchan[i][CH_index].Lchan_info.Lchan_id.Index,
Pdcp_stats_tx[k][CH_index][i],
Pdcp_stats_tx_rate[k][CH_index][i],
(10*Pdcp_stats_tx_rate[k][CH_index][i])>>5,
Pdcp_stats_rx[k][CH_index][i],
Pdcp_stats_rx_rate[k][CH_index][i],
(10*Pdcp_stats_rx_rate[k][CH_index][i])>>5,
Sign*(10*Overhead)>>5);
int status = rlc_stat_req (k,
UE_mac_inst[Mod_id].Dtch_lchan[i][CH_index].Lchan_info.Lchan_id.Index,
&stat_tx_pdcp_sdu,
&stat_tx_pdcp_bytes,
&stat_tx_pdcp_sdu_discarded,
&stat_tx_pdcp_bytes_discarded,
&stat_tx_data_pdu,
&stat_tx_data_bytes,
&stat_tx_retransmit_pdu_by_status,
&stat_tx_retransmit_bytes_by_status,
&stat_tx_retransmit_pdu,
&stat_tx_retransmit_bytes,
&stat_tx_control_pdu,
&stat_tx_control_bytes,
&stat_rx_pdcp_sdu,
&stat_rx_pdcp_bytes,
&stat_rx_data_pdus_duplicate,
&stat_rx_data_bytes_duplicate,
&stat_rx_data_pdu,
&stat_rx_data_bytes,
&stat_rx_data_pdu_dropped,
&stat_rx_data_bytes_dropped,
&stat_rx_data_pdu_out_of_window,
&stat_rx_data_bytes_out_of_window,
&stat_rx_control_pdu,
&stat_rx_control_bytes,
&stat_timer_reordering_timed_out,
&stat_timer_poll_retransmit_timed_out,
&stat_timer_status_prohibit_timed_out) ;
if (status == RLC_OP_STATUS_OK) {
len+=sprintf(&buffer[len],"RLC LCHAN %d, NB_SDU_TO_TX = %d\tNB_SDU_DISC %d\tNB_RX_SDU %d\n",
UE_mac_inst[Mod_id].Dtch_lchan[i][CH_index].Lchan_info.Lchan_id.Index,
tx_pdcp_sdu,
tx_pdcp_sdu_discarded,
rx_sdu);
len+=sprintf(&buffer[len],"RLC LCHAN %d, NB_TB_TX_DATA = %d\tNB_TB_TX_CONTROL %d\tNB_TX_TB_RETRANS %d",
UE_mac_inst[Mod_id].Dtch_lchan[i][CH_index].Lchan_info.Lchan_id.Index,
tx_data_pdu,
tx_control_pdu,
tx_retransmit_pdu);
len+=sprintf(&buffer[len],"\tRLC LCHAN %d, NB_TX_TB_RETRANS_BY_STATUS = %d\tNB_TX_TB_RETRANS_PADD %d\n",
UE_mac_inst[Mod_id].Dtch_lchan[i][CH_index].Lchan_info.Lchan_id.Index,
tx_retransmit_pdu_by_status,
tx_retransmit_pdu_unblock);
len+=sprintf(&buffer[len],"RLC LCHAN %d, NB_RX_DATA = %d\tNB_RX_TB_OUT_WIN %d\tNB_RX_TB_CORRUPT %d\n",
UE_mac_inst[Mod_id].Dtch_lchan[i][CH_index].Lchan_info.Lchan_id.Index,
rx_data_pdu,
rx_data_pdu_out_of_window,
rx_error_pdu);
}
len+=sprintf(&buffer[len],"[MAC]: LCHAN %d, NB_TX_MAC = %d (%d bits/TTI, %d kbits/s), NB_RX_MAC = %d (%d errors)\n",
UE_mac_inst[Mod_id].Dtch_lchan[i][CH_index].Lchan_info.Lchan_id.Index,
UE_mac_inst[Mod_id].Dtch_lchan[i][CH_index].Lchan_info.NB_TX,
UE_mac_inst[Mod_id].Dtch_lchan[i][CH_index].Lchan_info.output_rate,
(10*UE_mac_inst[Mod_id].Dtch_lchan[i][CH_index].Lchan_info.output_rate)>>5,
UE_mac_inst[Mod_id].Dtch_lchan[i][CH_index].Lchan_info.NB_RX,
UE_mac_inst[Mod_id].Dtch_lchan[i][CH_index].Lchan_info.NB_RX_ERRORS);
len+=sprintf(&buffer[len]," TX per TB: ");
for(kk=0; kk<MAX_NUMBER_TB_PER_LCHAN/2; kk++) {
len+=sprintf(&buffer[len],"%d . ",UE_mac_inst[Mod_id].Dtch_lchan[i][CH_index].Lchan_info.NB_TX_TB[kk]);
}
len+=sprintf(&buffer[len],"\n");
len+=sprintf(&buffer[len]," RXerr per TB: ");
for(kk=0; kk<MAX_NUMBER_TB_PER_LCHAN/2; kk++)
len+=sprintf(&buffer[len],"%d/%d . ",UE_mac_inst[Mod_id].Dtch_lchan[i][CH_index].Lchan_info.NB_RX_ERRORS_TB[kk],
UE_mac_inst[Mod_id].Dtch_lchan[i][CH_index].Lchan_info.NB_RX_TB[kk]);
len+=sprintf(&buffer[len],"\n");
}
}
}
}
#endif //PHY_EMUL_ONE_MACHINE
}
else if(Mac_rlc_xface->Is_cluster_head[k] ==1) {
Mod_id=k;
len+=sprintf(&buffer[len],
"-------------------------------------------------------------------CH %d: TTI: %d------------------------------------------------------------------\n",
NODE_ID[Mod_id],Mac_rlc_xface->frame);
for(i=1; i<=NB_CNX_CH; i++) {
if (CH_mac_inst[Mod_id].Dcch_lchan[i].Active==1) {
len+=sprintf(&buffer[len],"\nMR index %d: DL SINR (feedback) %d dB, CQI: %s\n\n",
i,//CH_rrc_inst[Mod_id].Info.UE_list[i].L2_id[0],
CH_mac_inst[Mod_id].Def_meas[i].Wideband_sinr);
//print_cqi(CH_mac_inst[Mod_id].Def_meas[i].cqi));
len+=sprintf(&buffer[len],
"[MAC] LCHAN %d (DCCH), NB_TX_MAC= %d (%d bits/TTI, %d kbits/s), NB_RX_MAC= %d (errors %d, sacch errors %d, sach errors %d, sach_missing %d)\n\n",
CH_mac_inst[Mod_id].Dcch_lchan[i].Lchan_info.Lchan_id.Index,
CH_mac_inst[Mod_id].Dcch_lchan[i].Lchan_info.NB_TX,
CH_mac_inst[Mod_id].Dcch_lchan[i].Lchan_info.output_rate,
(10*CH_mac_inst[Mod_id].Dcch_lchan[i].Lchan_info.output_rate)>>5,
CH_mac_inst[Mod_id].Dcch_lchan[i].Lchan_info.NB_RX,
CH_mac_inst[Mod_id].Dcch_lchan[i].Lchan_info.NB_RX_ERRORS,
CH_mac_inst[Mod_id].Dcch_lchan[i].Lchan_info.NB_RX_SACCH_ERRORS,
CH_mac_inst[Mod_id].Dcch_lchan[i].Lchan_info.NB_RX_SACH_ERRORS,
CH_mac_inst[Mod_id].Dcch_lchan[i].Lchan_info.NB_RX_SACH_MISSING);
for(j=0; j<NB_RAB_MAX; j++) {
if (CH_mac_inst[Mod_id].Dtch_lchan[j][i].Active==1) {
Overhead=CH_mac_inst[Mod_id].Dtch_lchan[j][i].Lchan_info.output_rate - Pdcp_stats_tx_rate[k][i][j];
if(Overhead<0) {
Overhead=-Overhead;
Sign=-1;
} else {
Sign=1;
}
len+=sprintf(&buffer[len],
"[PDCP]LCHAN %d: NB_TX = %d ,Tx_rate =(%d bits/TTI ,%d Kbits/s), NB_RX = %d ,Rx_rate =(%d bits/TTI ,%d Kbits/s), LAYER2 TX OVERHEAD= %d Kbits/s\n",
CH_mac_inst[Mod_id].Dtch_lchan[j][i].Lchan_info.Lchan_id.Index,
Pdcp_stats_tx[k][i][j],
Pdcp_stats_tx_rate[k][i][j],
(10*Pdcp_stats_tx_rate[k][i][j])>>5,
Pdcp_stats_rx[k][i][j],
Pdcp_stats_rx_rate[k][i][j],
(10*Pdcp_stats_rx_rate[k][i][j])>>5,
Sign*(10*Overhead)>>5);
int status = rlc_stat_req (k,
CH_mac_inst[Mod_id].Dtch_lchan[j][i].Lchan_info.Lchan_id.Index,
&tx_pdcp_sdu,
&tx_pdcp_sdu_discarded,
&tx_retransmit_pdu_unblock,
&tx_retransmit_pdu_by_status,
&tx_retransmit_pdu,
&tx_data_pdu,
&tx_control_pdu,
&rx_sdu,
&rx_error_pdu,
&rx_data_pdu,
&rx_data_pdu_out_of_window,
&rx_control_pdu) ;
/*
if (status == RLC_OP_STATUS_OK) {
len+=sprintf(&buffer[len],"\t[RLC] LCHAN %d, NB_SDU_TO_TX = %d\tNB_SDU_DISC %d\tNB_RX_SDU %d\n",
CH_mac_inst[Mod_id].Dtch_lchan[j][i].Lchan_info.Lchan_id.Index,
tx_pdcp_sdu,
tx_pdcp_sdu_discarded,
rx_sdu);
len+=sprintf(&buffer[len],"\t[RLC] LCHAN %d, NB_TB_TX_DATA = %d\tNB_TB_TX_CONTROL %d\tNB_TX_TB_RETRANS %\n",
CH_mac_inst[Mod_id].Dtch_lchan[j][i].Lchan_info.Lchan_id.Index,
tx_data_pdu,
tx_control_pdu,
tx_retransmit_pdu);
len+=sprintf(&buffer[len],"\t[RLC] LCHAN %d, NB_TX_TB_RETRANS_BY_STATUS = %d\tNB_TX_TB_RETRANS_PADD %d\n",
CH_mac_inst[Mod_id].Dtch_lchan[j][i].Lchan_info.Lchan_id.Index,
tx_retransmit_pdu_by_status,
tx_retransmit_pdu_unblock);
len+=sprintf(&buffer[len],"\t[RLC] LCHAN %d, NB_RX_DATA = %d\tNB_RX_TB_OUT_WIN %d\tNB_RX_TB_CORRUPT %d\n",
CH_mac_inst[Mod_id].Dtch_lchan[j][i].Lchan_info.Lchan_id.Index,
rx_data_pdu,
rx_data_pdu_out_of_window,
rx_error_pdu);
}
*/
len+=sprintf(&buffer[len],
"[MAC]LCHAN %d (CNX %d,RAB %d), NB_TX_MAC= %d (%d bits/TTI, %d kbit/s), NB_RX_MAC= %d (errors %d, sacch_errors %d, sach_errors %d, sach_missing %d)\n",
CH_mac_inst[Mod_id].Dtch_lchan[j][i].Lchan_info.Lchan_id.Index,
i,j,
CH_mac_inst[Mod_id].Dtch_lchan[j][i].Lchan_info.NB_TX,
CH_mac_inst[Mod_id].Dtch_lchan[j][i].Lchan_info.output_rate,
(10*CH_mac_inst[Mod_id].Dtch_lchan[j][i].Lchan_info.output_rate)>>5,
CH_mac_inst[Mod_id].Dtch_lchan[j][i].Lchan_info.NB_RX,
CH_mac_inst[Mod_id].Dtch_lchan[j][i].Lchan_info.NB_RX_ERRORS,
CH_mac_inst[Mod_id].Dtch_lchan[j][i].Lchan_info.NB_RX_SACCH_ERRORS,
CH_mac_inst[Mod_id].Dtch_lchan[j][i].Lchan_info.NB_RX_SACH_ERRORS,
CH_mac_inst[Mod_id].Dtch_lchan[j][i].Lchan_info.NB_RX_SACH_MISSING);
len+=sprintf(&buffer[len],"[MAC][SCHEDULER] TX Arrival Rate %d, TX Service Rate %d, RX Arrival rate %d, RX Service rate %d, NB_BW_REQ_RX %d\n\n",
CH_mac_inst[Mod_id].Dtch_lchan[j][i].Lchan_info.Arrival_rate,
CH_mac_inst[Mod_id].Dtch_lchan[j][i].Lchan_info.Tx_rate,
CH_mac_inst[Mod_id].Dtch_lchan[j][i].Lchan_info.Req_rate,
CH_mac_inst[Mod_id].Dtch_lchan[j][i].Lchan_info.Rx_rate,
CH_mac_inst[Mod_id].Dtch_lchan[j][i].Lchan_info.NB_BW_REQ_RX);
/*
len+=sprintf(&buffer[len]," TX per TB: ");
for(kk=0;kk<MAX_NUMBER_TB_PER_LCHAN/2;kk++)
len+=sprintf(&buffer[len],"%d.",CH_mac_inst[Mod_id].Dtch_lchan[j][i].Lchan_info.NB_TX_TB[kk]);
len+=sprintf(&buffer[len],"\n");
len+=sprintf(&buffer[len]," RXerr per TB: ");
for(kk=0;kk<MAX_NUMBER_TB_PER_LCHAN/2;kk++)
len+=sprintf(&buffer[len],"%d/%d . ",CH_mac_inst[Mod_id].Dtch_lchan[j][i].Lchan_info.NB_RX_ERRORS_TB[kk],
CH_mac_inst[Mod_id].Dtch_lchan[j][i].Lchan_info.NB_RX_TB[kk]);
len+=sprintf(&buffer[len],"\n");
*/
}
}
}
}
}
}
return len;
}
#ifndef USER_MODE
static struct proc_dir_entry *proc_openair2_root;
/*
* Initialize the module and add the /proc file.
*/
int add_openair2_stats()
{
//#ifdef KERNEL_VERSION_GREATER_THAN_2629
struct proc_dir_entry *pde;
//#endif
proc_openair2_root = proc_mkdir("openair2",0);
//#ifdef KERNEL_VERSION_GREATER_THAN_2629
// pde = proc_create_entry("lchan_stats", S_IFREG | S_IRUGO, proc_openair2_root);
pde = create_proc_read_entry("lchan_stats", S_IFREG | S_IRUGO, proc_openair2_root, (read_proc_t*)&openair2_stats_read, NULL);
if (!pde) {
printk("[OPENAIR][ERROR] can't create proc entry !\n");
}
//#else
//create_proc_info_entry("lchan_stats", S_IFREG | S_IRUGO, proc_openair2_root, openair2_stats_read);
//#endif
return 0;
}
/*
* Unregister the file when the module is closed.
*/
void remove_openair2_stats()
{
if (proc_openair2_root) {
printk("[OPENAIR][CLEANUP] Removing openair proc entry\n");
remove_proc_entry("lchan_stats", proc_openair2_root);
//#ifdef KERNEL_VERSION_GREATER_THAN_2629
//#else
remove_proc_entry("openair2",NULL);
//#endif;
}
}
#endif