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extraction of RU control functions from lte-ru.c. Removal of mobipass fronthaul.

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This commit is contained in:
Raymond Knopp
2018-06-19 03:51:52 -07:00
parent bafd6fbe75
commit 011818e91e
10 changed files with 37 additions and 926 deletions
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cmake_targets/CMakeLists.txt
+4
View File
@@ -1902,6 +1902,7 @@ add_executable(lte-softmodem
${OPENAIR_TARGETS}/RT/USER/rt_wrapper.c ${OPENAIR_TARGETS}/RT/USER/rt_wrapper.c
${OPENAIR_TARGETS}/RT/USER/lte-enb.c ${OPENAIR_TARGETS}/RT/USER/lte-enb.c
${OPENAIR_TARGETS}/RT/USER/lte-ru.c ${OPENAIR_TARGETS}/RT/USER/lte-ru.c
${OPENAIR_TARGETS}/RT/USER/ru_control.c
${OPENAIR_TARGETS}/RT/USER/lte-softmodem.c ${OPENAIR_TARGETS}/RT/USER/lte-softmodem.c
${OPENAIR2_DIR}/ENB_APP/NB_IoT_interface.c ${OPENAIR2_DIR}/ENB_APP/NB_IoT_interface.c
${OPENAIR1_DIR}/SIMULATION/TOOLS/taus.c ${OPENAIR1_DIR}/SIMULATION/TOOLS/taus.c
@@ -1942,6 +1943,7 @@ add_executable(lte-softmodem-nos1
${OPENAIR_TARGETS}/RT/USER/rt_wrapper.c ${OPENAIR_TARGETS}/RT/USER/rt_wrapper.c
${OPENAIR_TARGETS}/RT/USER/lte-enb.c ${OPENAIR_TARGETS}/RT/USER/lte-enb.c
${OPENAIR_TARGETS}/RT/USER/lte-ru.c ${OPENAIR_TARGETS}/RT/USER/lte-ru.c
${OPENAIR_TARGETS}/RT/USER/ru_control.c
${OPENAIR_TARGETS}/RT/USER/lte-softmodem.c ${OPENAIR_TARGETS}/RT/USER/lte-softmodem.c
${OPENAIR2_DIR}/ENB_APP/NB_IoT_interface.c ${OPENAIR2_DIR}/ENB_APP/NB_IoT_interface.c
${OPENAIR1_DIR}/SIMULATION/TOOLS/taus.c ${OPENAIR1_DIR}/SIMULATION/TOOLS/taus.c
@@ -1982,6 +1984,7 @@ add_executable(lte-uesoftmodem
${OPENAIR_TARGETS}/RT/USER/lte-ue.c ${OPENAIR_TARGETS}/RT/USER/lte-ue.c
${OPENAIR_TARGETS}/RT/USER/lte-uesoftmodem.c ${OPENAIR_TARGETS}/RT/USER/lte-uesoftmodem.c
${OPENAIR_TARGETS}/RT/USER/lte-ru.c ${OPENAIR_TARGETS}/RT/USER/lte-ru.c
${OPENAIR_TARGETS}/RT/USER/ru_control.c
${OPENAIR_TARGETS}/RT/USER/rfsim.c ${OPENAIR_TARGETS}/RT/USER/rfsim.c
${OPENAIR1_DIR}/SIMULATION/TOOLS/taus.c ${OPENAIR1_DIR}/SIMULATION/TOOLS/taus.c
${OPENAIR_TARGETS}/COMMON/create_tasks_ue.c ${OPENAIR_TARGETS}/COMMON/create_tasks_ue.c
@@ -2021,6 +2024,7 @@ add_executable(lte-uesoftmodem-nos1
${OPENAIR_TARGETS}/RT/USER/lte-ue.c ${OPENAIR_TARGETS}/RT/USER/lte-ue.c
${OPENAIR_TARGETS}/RT/USER/lte-uesoftmodem.c ${OPENAIR_TARGETS}/RT/USER/lte-uesoftmodem.c
${OPENAIR_TARGETS}/RT/USER/lte-ru.c ${OPENAIR_TARGETS}/RT/USER/lte-ru.c
${OPENAIR_TARGETS}/RT/USER/ru_control.c
${OPENAIR_TARGETS}/RT/USER/rfsim.c ${OPENAIR_TARGETS}/RT/USER/rfsim.c
${OPENAIR1_DIR}/SIMULATION/TOOLS/taus.c ${OPENAIR1_DIR}/SIMULATION/TOOLS/taus.c
${OPENAIR_TARGETS}/COMMON/create_tasks_ue.c ${OPENAIR_TARGETS}/COMMON/create_tasks_ue.c
cmake_targets/lte_noS1_build_oai/CMakeLists.template
-9
View File
@@ -1,9 +0,0 @@
set(ENABLE_ITTI True)
set(ENABLE_USE_MME False)
set(PDCP_USE_NETLINK True)
set(LINK_ENB_PDCP_TO_IP_DRIVER True)
set(LINK_ENB_PDCP_TO_GTPV1U False)
set(PDCP_USE_NETLINK_QUEUES False)
set(LINUX True)
set(SECU False)
set(NAS_UE False)
cmake_targets/oaisim_build_oai/CMakeLists.template
-60
View File
@@ -1,60 +0,0 @@
cmake_minimum_required(VERSION 2.8)
set ( CMAKE_BUILD_TYPE "RelWithDebInfo" )
set ( DEBUG_OMG False )
set ( DISABLE_XER_PRINT False )
set ( DRIVER2013 True )
set ( ENABLE_ITTI True )
set ( ENABLE_NAS_UE_LOGGING True )
set ( ENABLE_NEW_MULTICAST True )
set ( ENABLE_RAL False )
set ( ENABLE_SECURITY True )
set ( ENABLE_STANDALONE_EPC False)
set ( ENABLE_USE_CPU_EXECUTION_TIME True )
set ( ENABLE_USE_MME True )
set ( ENABLE_USE_RAW_SOCKET_FOR_SGI True)
set ( ENABLE_VCD_FIFO False )
set ( ENB_MODE True )
set ( EXMIMO_IOT True )
set ( JUMBO_FRAME True )
set ( LARGE_SCALE False )
set ( LINK_ENB_PDCP_TO_GTPV1U True)
set ( LINUX_LIST False )
set ( LINUX True )
set ( LOCALIZATION False )
set ( LOG_NO_THREAD True )
set ( DEADLINE_SCHEDULER False )
set ( MAC_CONTEXT 1 )
set ( MAX_NUM_CCs 1 )
set ( MESSAGE_CHART_GENERATOR False)
set ( MSG_PRINT False )
set ( MU_RECEIVER False )
set ( NAS_ADDRESS_FIX False )
set ( NAS_BUILT_IN_UE True)
set ( NAS_MME False )
set ( NAS_UE True )
set ( NB_ANTENNAS_RX "2" )
set ( NB_ANTENNAS_TX "2" )
set ( NO_RRM True )
set ( OAISIM True )
set ( OAI_NW_DRIVER_TYPE_ETHERNET False )
set ( OAI_NW_DRIVER_USE_NETLINK True )
set ( OPENAIR2 True )
set ( OPENAIR_LTE True )
set ( PACKAGE_NAME "oaisim" )
set ( PDCP_USE_NETLINK True )
set ( PDCP_MSG_PRINT False )
set ( PHY_CONTEXT False )
set ( PHY_EMUL False )
set ( PHYSIM True )
set ( RF_BOARD "False" )
set ( RLC_STOP_ON_LOST_PDU False )
set ( RRC_ASN1_VERSION "Rel10" )
set ( RRC_DEFAULT_RAB_IS_AM True)
set ( RRC_MSG_PRINT False )
set ( SECU False )
set ( SMBV False )
set ( TEST_OMG False )
set ( USE_3GPP_ADDR_AS_LINK_ADDR False )
set ( USE_MME "R10" )
set ( XER_PRINT False )
cmake_targets/oaisim_mme_build_oai/CMakeLists.template
-62
View File
@@ -1,62 +0,0 @@
cmake_minimum_required(VERSION 2.8)
set ( CMAKE_BUILD_TYPE "RelWithDebInfo" )
set ( DEBUG_OMG False )
set ( DISABLE_XER_PRINT False )
set ( DRIVER2013 False )
set ( ENABLE_ITTI True )
set ( ENABLE_NAS_UE_LOGGING False )
set ( ENABLE_NEW_MULTICAST False )
set ( ENABLE_RAL False )
set ( ENABLE_SECURITY False )
set ( ENABLE_STANDALONE_EPC False )
set ( ENABLE_USE_CPU_EXECUTION_TIME False )
set ( ENABLE_USE_MME False )
set ( ENABLE_USE_RAW_SOCKET_FOR_SGI True)
set ( ENABLE_VCD_FIFO False )
set ( ENB_MODE False )
set ( EPC_BUILD True )
set ( EXMIMO_IOT False )
set ( JUMBO_FRAME False )
set ( LARGE_SCALE False )
set ( LINK_ENB_PDCP_TO_GTPV1U True)
set ( LINUX_LIST False )
set ( LINUX False )
set ( LOCALIZATION False )
set ( LOG_NO_THREAD False )
set ( DEADLINE_SCHEDULER False )
set ( MAC_CONTEXT 1 )
set ( MAX_NUM_CCs 1 )
set ( MSG_PRINT False )
set ( MU_RECEIVER False )
set ( NAS_ADDRESS_FIX False )
set ( NAS_BUILT_IN_EPC True )
set ( NAS_MME True )
set ( NAS_NETLINK False )
set ( NAS_UE False )
set ( NB_ANTENNAS_RX "2" )
set ( NB_ANTENNAS_TX "2" )
set ( NO_RRM False )
set ( OAISIM False )
set ( OAI_NW_DRIVER_TYPE_ETHERNET False )
set ( OAI_NW_DRIVER_USE_NETLINK False )
set ( OPENAIR2 False )
set ( OPENAIR_LTE False )
set ( PACKAGE_NAME "EPC" )
set ( PDCP_MSG_PRINT False )
set ( PHY_CONTEXT False )
set ( PHY_EMUL False )
set ( PHYSIM False )
set ( RF_BOARD "False" )
set ( RRC_ASN1_VERSION "Rel10" )
set ( RLC_STOP_ON_LOST_PDU False )
set ( RRC_MSG_PRINT False )
set ( SECU False )
set ( SMBV False )
set ( TEST_OMG False )
set ( UPDATE_RELEASE_9 True)
set ( UPDATE_RELEASE_10 True)
set ( USE_3GPP_ADDR_AS_LINK_ADDR False )
set ( USE_MME "R10" )
set ( XER_PRINT False )
set ( XFORMS False )
cmake_targets/oaisim_noS1_build_oai/CMakeLists.template
-63
View File
@@ -1,63 +0,0 @@
cmake_minimum_required(VERSION 2.8)
set ( DEBUG_OMG False )
set ( DISABLE_XER_PRINT False )
set ( DRIVER2013 True )
set ( ENABLE_ITTI True )
set ( ENABLE_NAS_UE_LOGGING False )
set ( ENABLE_NEW_MULTICAST True )
set ( ENABLE_RAL False )
set ( ENABLE_SECURITY False )
set ( ENABLE_STANDALONE_EPC False)
set ( ENABLE_USE_CPU_EXECUTION_TIME True )
set ( ENABLE_USE_MME False )
set ( ENABLE_USE_RAW_SOCKET_FOR_SGI False)
set ( ENABLE_VCD_FIFO False )
set ( ENB_MODE True )
set ( EXMIMO_IOT True )
set ( JUMBO_FRAME True )
set ( LARGE_SCALE False )
set ( LINK_ENB_PDCP_TO_GTPV1U False)
set ( LINUX_LIST False )
set ( LINUX True )
set ( LOCALIZATION False )
set ( LOG_NO_THREAD 1 )
set ( DEADLINE_SCHEDULER False )
set ( MAC_CONTEXT 1 )
set ( MAX_NUM_CCs 1 )
set ( MESSAGE_CHART_GENERATOR False )
set ( MESSAGE_CHART_GENERATOR_RLC_MAC False )
set ( MESSAGE_CHART_GENERATOR_PHY False )
set ( MSG_PRINT False )
set ( MU_RECEIVER False )
set ( NAS_ADDRESS_FIX False )
set ( NAS_BUILT_IN_UE False)
set ( NAS_MME False )
set ( NAS_UE False )
set ( NB_ANTENNAS_RX "2" )
set ( NB_ANTENNAS_TX "2" )
set ( NO_RRM True )
set ( OAISIM True )
set ( OAI_NW_DRIVER_TYPE_ETHERNET False )
set ( OAI_NW_DRIVER_USE_NETLINK True )
set ( OPENAIR2 True )
set ( OPENAIR_LTE True )
set ( PACKAGE_NAME "oaisim" )
set ( PDCP_USE_NETLINK True )
set ( PDCP_MSG_PRINT False )
set ( PHY_CONTEXT False )
set ( PHY_EMUL False )
set ( PHYSIM True )
set ( RF_BOARD "False" )
set ( RRC_ASN1_VERSION "Rel10" )
set ( RLC_STOP_ON_LOST_PDU False )
set ( RRC_MSG_PRINT False )
set ( SECU False )
set ( SMBV False )
set ( TEST_OMG False )
set ( USE_3GPP_ADDR_AS_LINK_ADDR False )
set ( USE_MME "R10" )
set ( XER_PRINT False )
set ( DEBUG_PHY False )
set ( DEBUG_PHY_PROC False)
set ( DEBUG_DLSCH False)
openair1/PHY/LTE_ESTIMATION/lte_sync_time.c
+2
View File
@@ -35,6 +35,8 @@
#include "RRC/LTE/rrc_extern.h" #include "RRC/LTE/rrc_extern.h"
#include "PHY_INTERFACE/phy_interface.h" #include "PHY_INTERFACE/phy_interface.h"
// Note: this is for prototype of generate_drs_pusch (OTA synchronization of RRUs)
#include "PHY/LTE_UE_TRANSPORT/transport_proto_ue.h"
int* sync_corr_ue0 = NULL; int* sync_corr_ue0 = NULL;
int* sync_corr_ue1 = NULL; int* sync_corr_ue1 = NULL;
openair1/PHY/LTE_TRANSPORT/prach.c
+1 -4
View File
@@ -107,9 +107,6 @@ void rx_prach0(PHY_VARS_eNB *eNB,
#if (RRC_VERSION >= MAKE_VERSION(14, 0, 0)) #if (RRC_VERSION >= MAKE_VERSION(14, 0, 0))
int prach_ifft_cnt=0; int prach_ifft_cnt=0;
#endif #endif
#ifdef PRACH_DEBUG
int en0=0;
#endif
if (ru) { if (ru) {
fp = &ru->frame_parms; fp = &ru->frame_parms;
@@ -470,7 +467,7 @@ void rx_prach0(PHY_VARS_eNB *eNB,
} else if (eNB!=NULL) { } else if (eNB!=NULL) {
#ifdef PRACH_DEBUG #ifdef PRACH_DEBUG
int en = dB_fixed(signal_energy((int32_t*)&rxsigF[0][0],840)); en = dB_fixed(signal_energy((int32_t*)&rxsigF[0][0],840));
if ((en > 60)&&(br_flag==1)) LOG_I(PHY,"PRACH (br_flag %d,ce_level %d, n_ra_prb %d, k %d): Frame %d, Subframe %d => %d dB\n",br_flag,ce_level,n_ra_prb,k,eNB->proc.frame_rx,eNB->proc.subframe_rx,en); if ((en > 60)&&(br_flag==1)) LOG_I(PHY,"PRACH (br_flag %d,ce_level %d, n_ra_prb %d, k %d): Frame %d, Subframe %d => %d dB\n",br_flag,ce_level,n_ra_prb,k,eNB->proc.frame_rx,eNB->proc.subframe_rx,en);
#endif #endif
} }
openair1/SCHED/phy_procedures_lte_eNb.c
+6 -6
View File
@@ -706,7 +706,7 @@ void uci_procedures(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc)
int i; int i;
LTE_eNB_UCI *uci; LTE_eNB_UCI *uci;
uint16_t tdd_multiplexing_mask=0; uint16_t tdd_multiplexing_mask=0;
int res;
for (i=0;i<NUMBER_OF_UE_MAX;i++) { for (i=0;i<NUMBER_OF_UE_MAX;i++) {
@@ -855,13 +855,13 @@ void uci_procedures(PHY_VARS_eNB *eNB,eNB_rxtx_proc_t *proc)
uci->rnti, uci->rnti,
frame,subframe, frame,subframe,
uci->num_pucch_resources, uci->num_pucch_resources,
uci->n_pucch_1[res][0], uci->n_pucch_1[0][0],
uci->n_pucch_1[res][1], uci->n_pucch_1[0][1],
uci->n_pucch_1[res][2], uci->n_pucch_1[0][2],
uci->n_pucch_1[res][3], uci->n_pucch_1[0][3],
uci->pucch_fmt); uci->pucch_fmt);
for (res=0;res<uci->num_pucch_resources;res++) for (int res=0;res<uci->num_pucch_resources;res++)
metric[res] = rx_pucch(eNB, metric[res] = rx_pucch(eNB,
uci->pucch_fmt, uci->pucch_fmt,
i, i,
openair1/SCHED/ru_procedures.c
+3
View File
@@ -51,6 +51,8 @@
#include "targets/RT/USER/rt_wrapper.h" #include "targets/RT/USER/rt_wrapper.h"
// Note: this is needed for prototype of generate_drs_pusch, which is used as a reference signal for OTA synchronization
#include "PHY/LTE_UE_TRANSPORT/transport_proto_ue.h"
// RU OFDM Modulator, used in IF4p5 RRU, RCC/RAU with IF5, eNodeB // RU OFDM Modulator, used in IF4p5 RRU, RCC/RAU with IF5, eNodeB
extern openair0_config_t openair0_cfg[MAX_CARDS]; extern openair0_config_t openair0_cfg[MAX_CARDS];
@@ -58,6 +60,7 @@ extern openair0_config_t openair0_cfg[MAX_CARDS];
extern int oai_exit; extern int oai_exit;
void feptx0(RU_t *ru,int slot) { void feptx0(RU_t *ru,int slot) {
LTE_DL_FRAME_PARMS *fp = &ru->frame_parms; LTE_DL_FRAME_PARMS *fp = &ru->frame_parms;
targets/RT/USER/lte-ru.c
+21 -722
View File
@@ -1,6 +1,6 @@
/******************************************************************************* /*******************************************************************************
OpenAirInterface OpenAirInterface
Copyright(c) 1999 - 2014 Eurecom Copyright(c) 1999 - 2018 Eurecom
OpenAirInterface is free software: you can redistribute it and/or modify OpenAirInterface is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by it under the terms of the GNU General Public License as published by
@@ -21,16 +21,16 @@
Contact Information Contact Information
OpenAirInterface Admin: openair_admin@eurecom.fr OpenAirInterface Admin: openair_admin@eurecom.fr
OpenAirInterface Tech : openair_tech@eurecom.fr OpenAirInterface Tech : openair_tech@eurecom.fr
OpenAirInterface Dev : openair4g-devel@lists.eurecom.fr OpenAirInterface Dev : openair5g-devel@lists.eurecom.fr
Address : Eurecom, Campus SophiaTech, 450 Route des Chappes, CS 50193 - 06904 Biot Sophia Antipolis cedex, FRANCE Address : Eurecom, Campus SophiaTech, 450 Route des Chappes, CS 50193 - 06904 Biot Sophia Antipolis cedex, FRANCE
*******************************************************************************/ *******************************************************************************/
/*! \file lte-enb.c /*! \file lte-ru.c
* \brief Top-level threads for eNodeB * \brief Top-level threads for RU entity
* \author R. Knopp, F. Kaltenberger, Navid Nikaein * \author R. Knopp, F. Kaltenberger, Navid Nikaein
* \date 2012 * \date 2018
* \version 0.1 * \version 0.1
* \company Eurecom * \company Eurecom
* \email: knopp@eurecom.fr,florian.kaltenberger@eurecom.fr, navid.nikaein@eurecom.fr * \email: knopp@eurecom.fr,florian.kaltenberger@eurecom.fr, navid.nikaein@eurecom.fr
@@ -128,266 +128,19 @@ void init_RU(char*,clock_source_t clock_source,clock_source_t time_source,int ge
void stop_RU(int nb_ru); void stop_RU(int nb_ru);
void do_ru_sync(RU_t *ru); void do_ru_sync(RU_t *ru);
void configure_ru(int idx,
void *arg);
void configure_rru(int idx,
void *arg);
int attach_rru(RU_t *ru);
void reset_proc(RU_t *ru); void reset_proc(RU_t *ru);
int connect_rau(RU_t *ru); int connect_rau(RU_t *ru);
const char ru_states[6][9] = {"RU_IDLE","RU_CONFIG","RU_READY","RU_RUN","RU_ERROR","RU_SYNC"};
extern uint16_t sf_ahead; extern uint16_t sf_ahead;
static void* ru_thread_control( void* param );
/*************************************************************/ /*************************************************************/
/* Functions to attach and configure RRU */ /* Functions to attach and configure RRU */
extern void wait_eNBs(void);
char ru_states[6][9] = {"RU_IDLE","RU_CONFIG","RU_READY","RU_RUN","RU_ERROR","RU_SYNC"};
int send_tick(RU_t *ru){
RRU_CONFIG_msg_t rru_config_msg;
rru_config_msg.type = RAU_tick;
rru_config_msg.len = sizeof(RRU_CONFIG_msg_t)-MAX_RRU_CONFIG_SIZE;
LOG_I(PHY,"Sending RAU tick to RRU %d\n",ru->idx);
AssertFatal((ru->ifdevice.trx_ctlsend_func(&ru->ifdevice,&rru_config_msg,rru_config_msg.len)!=-1),
"RU %d cannot access remote radio\n",ru->idx);
return 0;
}
int send_config(RU_t *ru, RRU_CONFIG_msg_t rru_config_msg){
rru_config_msg.type = RRU_config;
rru_config_msg.len = sizeof(RRU_CONFIG_msg_t)-MAX_RRU_CONFIG_SIZE+sizeof(RRU_config_t);
LOG_I(PHY,"Sending Configuration to RRU %d (num_bands %d,band0 %d,txfreq %u,rxfreq %u,att_tx %d,att_rx %d,N_RB_DL %d,N_RB_UL %d,3/4FS %d, prach_FO %d, prach_CI %d\n",ru->idx,
((RRU_config_t *)&rru_config_msg.msg[0])->num_bands,
((RRU_config_t *)&rru_config_msg.msg[0])->band_list[0],
((RRU_config_t *)&rru_config_msg.msg[0])->tx_freq[0],
((RRU_config_t *)&rru_config_msg.msg[0])->rx_freq[0],
((RRU_config_t *)&rru_config_msg.msg[0])->att_tx[0],
((RRU_config_t *)&rru_config_msg.msg[0])->att_rx[0],
((RRU_config_t *)&rru_config_msg.msg[0])->N_RB_DL[0],
((RRU_config_t *)&rru_config_msg.msg[0])->N_RB_UL[0],
((RRU_config_t *)&rru_config_msg.msg[0])->threequarter_fs[0],
((RRU_config_t *)&rru_config_msg.msg[0])->prach_FreqOffset[0],
((RRU_config_t *)&rru_config_msg.msg[0])->prach_ConfigIndex[0]);
AssertFatal((ru->ifdevice.trx_ctlsend_func(&ru->ifdevice,&rru_config_msg,rru_config_msg.len)!=-1),
"RU %d failed send configuration to remote radio\n",ru->idx);
return 0;
}
int send_capab(RU_t *ru){
RRU_CONFIG_msg_t rru_config_msg;
RRU_capabilities_t *cap;
int i=0;
rru_config_msg.type = RRU_capabilities;
rru_config_msg.len = sizeof(RRU_CONFIG_msg_t)-MAX_RRU_CONFIG_SIZE+sizeof(RRU_capabilities_t);
cap = (RRU_capabilities_t*)&rru_config_msg.msg[0];
LOG_I(PHY,"Sending Capabilities (len %d, num_bands %d,max_pdschReferenceSignalPower %d, max_rxgain %d, nb_tx %d, nb_rx %d)\n",
(int)rru_config_msg.len,ru->num_bands,ru->max_pdschReferenceSignalPower,ru->max_rxgain,ru->nb_tx,ru->nb_rx);
switch (ru->function) {
case NGFI_RRU_IF4p5:
cap->FH_fmt = OAI_IF4p5_only;
break;
case NGFI_RRU_IF5:
cap->FH_fmt = OAI_IF5_only;
break;
case MBP_RRU_IF5:
cap->FH_fmt = MBP_IF5;
break;
default:
AssertFatal(1==0,"RU_function is unknown %d\n",RC.ru[0]->function);
break;
}
cap->num_bands = ru->num_bands;
for (i=0;i<ru->num_bands;i++) {
LOG_I(PHY,"Band %d: nb_rx %d nb_tx %d pdschReferenceSignalPower %d rxgain %d\n",
ru->band[i],ru->nb_rx,ru->nb_tx,ru->max_pdschReferenceSignalPower,ru->max_rxgain);
cap->band_list[i] = ru->band[i];
cap->nb_rx[i] = ru->nb_rx;
cap->nb_tx[i] = ru->nb_tx;
cap->max_pdschReferenceSignalPower[i] = ru->max_pdschReferenceSignalPower;
cap->max_rxgain[i] = ru->max_rxgain;
}
AssertFatal((ru->ifdevice.trx_ctlsend_func(&ru->ifdevice,&rru_config_msg,rru_config_msg.len)!=-1),
"RU %d failed send capabilities to RAU\n",ru->idx);
return 0;
}
int attach_rru(RU_t *ru) {
ssize_t msg_len,len;
RRU_CONFIG_msg_t rru_config_msg;
int received_capabilities=0;
wait_eNBs();
// Wait for capabilities
while (received_capabilities==0) {
memset((void*)&rru_config_msg,0,sizeof(rru_config_msg));
rru_config_msg.type = RAU_tick;
rru_config_msg.len = sizeof(RRU_CONFIG_msg_t)-MAX_RRU_CONFIG_SIZE;
LOG_I(PHY,"Sending RAU tick to RRU %d\n",ru->idx);
AssertFatal((ru->ifdevice.trx_ctlsend_func(&ru->ifdevice,&rru_config_msg,rru_config_msg.len)!=-1),
"RU %d cannot access remote radio\n",ru->idx);
msg_len = sizeof(RRU_CONFIG_msg_t)-MAX_RRU_CONFIG_SIZE+sizeof(RRU_capabilities_t);
// wait for answer with timeout
if ((len = ru->ifdevice.trx_ctlrecv_func(&ru->ifdevice,
&rru_config_msg,
msg_len))<0) {
LOG_I(PHY,"Waiting for RRU %d\n",ru->idx);
}
else if (rru_config_msg.type == RRU_capabilities) {
AssertFatal(rru_config_msg.len==msg_len,"Received capabilities with incorrect length (%d!=%d)\n",(int)rru_config_msg.len,(int)msg_len);
LOG_I(PHY,"Received capabilities from RRU %d (len %d/%d, num_bands %d,max_pdschReferenceSignalPower %d, max_rxgain %d, nb_tx %d, nb_rx %d)\n",ru->idx,
(int)rru_config_msg.len,(int)msg_len,
((RRU_capabilities_t*)&rru_config_msg.msg[0])->num_bands,
((RRU_capabilities_t*)&rru_config_msg.msg[0])->max_pdschReferenceSignalPower[0],
((RRU_capabilities_t*)&rru_config_msg.msg[0])->max_rxgain[0],
((RRU_capabilities_t*)&rru_config_msg.msg[0])->nb_tx[0],
((RRU_capabilities_t*)&rru_config_msg.msg[0])->nb_rx[0]);
received_capabilities=1;
}
else {
LOG_E(PHY,"Received incorrect message %d from RRU %d\n",rru_config_msg.type,ru->idx);
}
}
configure_ru(ru->idx,
(RRU_capabilities_t *)&rru_config_msg.msg[0]);
rru_config_msg.type = RRU_config;
rru_config_msg.len = sizeof(RRU_CONFIG_msg_t)-MAX_RRU_CONFIG_SIZE+sizeof(RRU_config_t);
LOG_I(PHY,"Sending Configuration to RRU %d (num_bands %d,band0 %d,txfreq %u,rxfreq %u,att_tx %d,att_rx %d,N_RB_DL %d,N_RB_UL %d,3/4FS %d, prach_FO %d, prach_CI %d)\n",ru->idx,
((RRU_config_t *)&rru_config_msg.msg[0])->num_bands,
((RRU_config_t *)&rru_config_msg.msg[0])->band_list[0],
((RRU_config_t *)&rru_config_msg.msg[0])->tx_freq[0],
((RRU_config_t *)&rru_config_msg.msg[0])->rx_freq[0],
((RRU_config_t *)&rru_config_msg.msg[0])->att_tx[0],
((RRU_config_t *)&rru_config_msg.msg[0])->att_rx[0],
((RRU_config_t *)&rru_config_msg.msg[0])->N_RB_DL[0],
((RRU_config_t *)&rru_config_msg.msg[0])->N_RB_UL[0],
((RRU_config_t *)&rru_config_msg.msg[0])->threequarter_fs[0],
((RRU_config_t *)&rru_config_msg.msg[0])->prach_FreqOffset[0],
((RRU_config_t *)&rru_config_msg.msg[0])->prach_ConfigIndex[0]);
AssertFatal((ru->ifdevice.trx_ctlsend_func(&ru->ifdevice,&rru_config_msg,rru_config_msg.len)!=-1),
"RU %d failed send configuration to remote radio\n",ru->idx);
return 0;
}
int connect_rau(RU_t *ru) {
RRU_CONFIG_msg_t rru_config_msg;
ssize_t msg_len;
int tick_received = 0;
int configuration_received = 0;
RRU_capabilities_t *cap;
int i;
int len;
// wait for RAU_tick
while (tick_received == 0) {
msg_len = sizeof(RRU_CONFIG_msg_t)-MAX_RRU_CONFIG_SIZE;
if ((len = ru->ifdevice.trx_ctlrecv_func(&ru->ifdevice,
&rru_config_msg,
msg_len))<0) {
LOG_I(PHY,"Waiting for RAU\n");
}
else {
if (rru_config_msg.type == RAU_tick) {
LOG_I(PHY,"Tick received from RAU\n");
tick_received = 1;
}
else LOG_E(PHY,"Received erroneous message (%d)from RAU, expected RAU_tick\n",rru_config_msg.type);
}
}
// send capabilities
rru_config_msg.type = RRU_capabilities;
rru_config_msg.len = sizeof(RRU_CONFIG_msg_t)-MAX_RRU_CONFIG_SIZE+sizeof(RRU_capabilities_t);
cap = (RRU_capabilities_t*)&rru_config_msg.msg[0];
LOG_I(PHY,"Sending Capabilities (len %d, num_bands %d,max_pdschReferenceSignalPower %d, max_rxgain %d, nb_tx %d, nb_rx %d)\n",
(int)rru_config_msg.len,ru->num_bands,ru->max_pdschReferenceSignalPower,ru->max_rxgain,ru->nb_tx,ru->nb_rx);
switch (ru->function) {
case NGFI_RRU_IF4p5:
cap->FH_fmt = OAI_IF4p5_only;
break;
case NGFI_RRU_IF5:
cap->FH_fmt = OAI_IF5_only;
break;
case MBP_RRU_IF5:
cap->FH_fmt = MBP_IF5;
break;
default:
AssertFatal(1==0,"RU_function is unknown %d\n",RC.ru[0]->function);
break;
}
cap->num_bands = ru->num_bands;
for (i=0;i<ru->num_bands;i++) {
LOG_I(PHY,"Band %d: nb_rx %d nb_tx %d pdschReferenceSignalPower %d rxgain %d\n",
ru->band[i],ru->nb_rx,ru->nb_tx,ru->max_pdschReferenceSignalPower,ru->max_rxgain);
cap->band_list[i] = ru->band[i];
cap->nb_rx[i] = ru->nb_rx;
cap->nb_tx[i] = ru->nb_tx;
cap->max_pdschReferenceSignalPower[i] = ru->max_pdschReferenceSignalPower;
cap->max_rxgain[i] = ru->max_rxgain;
}
AssertFatal((ru->ifdevice.trx_ctlsend_func(&ru->ifdevice,&rru_config_msg,rru_config_msg.len)!=-1),
"RU %d failed send capabilities to RAU\n",ru->idx);
// wait for configuration
rru_config_msg.len = sizeof(RRU_CONFIG_msg_t)-MAX_RRU_CONFIG_SIZE+sizeof(RRU_config_t);
while (configuration_received == 0) {
if ((len = ru->ifdevice.trx_ctlrecv_func(&ru->ifdevice,
&rru_config_msg,
rru_config_msg.len))<0) {
LOG_I(PHY,"Waiting for configuration from RAU\n");
}
else {
LOG_I(PHY,"Configuration received from RAU (num_bands %d,band0 %d,txfreq %u,rxfreq %u,att_tx %d,att_rx %d,N_RB_DL %d,N_RB_UL %d,3/4FS %d, prach_FO %d, prach_CI %d)\n",
((RRU_config_t *)&rru_config_msg.msg[0])->num_bands,
((RRU_config_t *)&rru_config_msg.msg[0])->band_list[0],
((RRU_config_t *)&rru_config_msg.msg[0])->tx_freq[0],
((RRU_config_t *)&rru_config_msg.msg[0])->rx_freq[0],
((RRU_config_t *)&rru_config_msg.msg[0])->att_tx[0],
((RRU_config_t *)&rru_config_msg.msg[0])->att_rx[0],
((RRU_config_t *)&rru_config_msg.msg[0])->N_RB_DL[0],
((RRU_config_t *)&rru_config_msg.msg[0])->N_RB_UL[0],
((RRU_config_t *)&rru_config_msg.msg[0])->threequarter_fs[0],
((RRU_config_t *)&rru_config_msg.msg[0])->prach_FreqOffset[0],
((RRU_config_t *)&rru_config_msg.msg[0])->prach_ConfigIndex[0]);
configure_rru(ru->idx,
(void*)&rru_config_msg.msg[0]);
configuration_received = 1;
}
}
return 0;
}
/*************************************************************/ /*************************************************************/
/* Southbound Fronthaul functions, RCC/RAU */ /* Southbound Fronthaul functions, RCC/RAU */
@@ -397,12 +150,6 @@ static inline void fh_if5_south_out(RU_t *ru) {
send_IF5(ru, ru->proc.timestamp_tx, ru->proc.subframe_tx, &ru->seqno, IF5_RRH_GW_DL); send_IF5(ru, ru->proc.timestamp_tx, ru->proc.subframe_tx, &ru->seqno, IF5_RRH_GW_DL);
} }
// southbound IF5 fronthaul for Mobipass packet format
static inline void fh_if5_mobipass_south_out(RU_t *ru) {
if (ru == RC.ru[0]) VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_TRX_TST, ru->proc.timestamp_tx&0xffffffff );
send_IF5(ru, ru->proc.timestamp_tx, ru->proc.subframe_tx, &ru->seqno, IF5_MOBIPASS);
}
// southbound IF4p5 fronthaul // southbound IF4p5 fronthaul
static inline void fh_if4p5_south_out(RU_t *ru) { static inline void fh_if4p5_south_out(RU_t *ru) {
if (ru == RC.ru[0]) VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_TRX_TST, ru->proc.timestamp_tx&0xffffffff ); if (ru == RC.ru[0]) VCD_SIGNAL_DUMPER_DUMP_VARIABLE_BY_NAME( VCD_SIGNAL_DUMPER_VARIABLES_TRX_TST, ru->proc.timestamp_tx&0xffffffff );
@@ -532,48 +279,6 @@ void fh_slave_south_in(RU_t *ru,int *frame,int *subframe) {
} }
// asynchronous inbound if5 fronthaul from south (Mobipass)
void fh_if5_south_asynch_in_mobipass(RU_t *ru,int *frame,int *subframe) {
RU_proc_t *proc = &ru->proc;
LTE_DL_FRAME_PARMS *fp = &ru->frame_parms;
recv_IF5(ru, &proc->timestamp_rx, *subframe, IF5_MOBIPASS);
pthread_mutex_lock(&proc->mutex_asynch_rxtx);
int offset_mobipass = 40120;
pthread_mutex_lock(&proc->mutex_asynch_rxtx);
proc->subframe_rx = ((proc->timestamp_rx-offset_mobipass)/fp->samples_per_tti)%10;
proc->frame_rx = ((proc->timestamp_rx-offset_mobipass)/(fp->samples_per_tti*10))&1023;
proc->subframe_rx = (proc->timestamp_rx/fp->samples_per_tti)%10;
proc->frame_rx = (proc->timestamp_rx/(10*fp->samples_per_tti))&1023;
if (proc->first_rx == 1) {
proc->first_rx =2;
*subframe = proc->subframe_rx;
*frame = proc->frame_rx;
LOG_E(PHY,"[Mobipass]timestamp_rx:%llu, frame_rx %d, subframe: %d\n",(unsigned long long int)proc->timestamp_rx,proc->frame_rx,proc->subframe_rx);
}
else {
if (proc->subframe_rx != *subframe) {
proc->first_rx++;
LOG_E(PHY,"[Mobipass]timestamp:%llu, subframe_rx %d is not what we expect %d, first_rx:%d\n",(unsigned long long int)proc->timestamp_rx, proc->subframe_rx,*subframe, proc->first_rx);
//exit_fun("Exiting");
}
if (proc->frame_rx != *frame) {
proc->first_rx++;
LOG_E(PHY,"[Mobipass]timestamp:%llu, frame_rx %d is not what we expect %d, first_rx:%d\n",(unsigned long long int)proc->timestamp_rx,proc->frame_rx,*frame, proc->first_rx);
// exit_fun("Exiting");
}
// temporary solution
*subframe = proc->subframe_rx;
*frame = proc->frame_rx;
}
pthread_mutex_unlock(&proc->mutex_asynch_rxtx);
} // eNodeB_3GPP_BBU
// asynchronous inbound if4p5 fronthaul from south // asynchronous inbound if4p5 fronthaul from south
void fh_if4p5_south_asynch_in(RU_t *ru,int *frame,int *subframe) { void fh_if4p5_south_asynch_in(RU_t *ru,int *frame,int *subframe) {
@@ -1053,10 +758,8 @@ static void* ru_thread_asynch_rxtx( void* param ) {
subframe++; subframe++;
} }
LOG_D(PHY,"ru_thread_asynch_rxtx: Waiting on incoming fronthaul\n"); LOG_D(PHY,"ru_thread_asynch_rxtx: Waiting on incoming fronthaul\n");
// asynchronous receive from south (Mobipass)
if (ru->fh_south_asynch_in) ru->fh_south_asynch_in(ru,&frame,&subframe);
// asynchronous receive from north (RRU IF4/IF5) // asynchronous receive from north (RRU IF4/IF5)
else if (ru->fh_north_asynch_in) { if (ru->fh_north_asynch_in) {
if (subframe_select(&ru->frame_parms,subframe)!=SF_UL) if (subframe_select(&ru->frame_parms,subframe)!=SF_UL)
ru->fh_north_asynch_in(ru,&frame,&subframe); ru->fh_north_asynch_in(ru,&frame,&subframe);
} }
@@ -2066,6 +1769,9 @@ extern void feptx_prec(RU_t *ru);
extern void init_fep_thread(RU_t *ru,pthread_attr_t *attr); extern void init_fep_thread(RU_t *ru,pthread_attr_t *attr);
extern void init_feptx_thread(RU_t *ru,pthread_attr_t *attr); extern void init_feptx_thread(RU_t *ru,pthread_attr_t *attr);
extern void configure_ru(int idx,
void *arg);
void reset_proc(RU_t *ru) { void reset_proc(RU_t *ru) {
int i=0; int i=0;
@@ -2083,6 +1789,8 @@ void reset_proc(RU_t *ru) {
for (i=0;i<10;i++) proc->symbol_mask[i]=0; for (i=0;i<10;i++) proc->symbol_mask[i]=0;
} }
extern void* ru_thread_control( void* param );
void init_RU_proc(RU_t *ru) { void init_RU_proc(RU_t *ru) {
int i=0; int i=0;
@@ -2172,11 +1880,9 @@ void init_RU_proc(RU_t *ru) {
pthread_create( &proc->pthread_FH, attr_FH, ru_thread, (void*)ru ); pthread_create( &proc->pthread_FH, attr_FH, ru_thread, (void*)ru );
if(emulate_rf) if (emulate_rf) pthread_create( &proc->pthread_emulateRF, attr_emulateRF, emulatedRF_thread, (void*)proc );
pthread_create( &proc->pthread_emulateRF, attr_emulateRF, emulatedRF_thread, (void*)proc );
if (get_nprocs() > 4) if (get_nprocs() > 4) pthread_create( &proc->pthread_FH1, attr_FH1, ru_thread_tx, (void*)ru );
pthread_create( &proc->pthread_FH1, attr_FH1, ru_thread_tx, (void*)ru );
if (ru->function == NGFI_RRU_IF4p5) { if (ru->function == NGFI_RRU_IF4p5) {
@@ -2356,156 +2062,12 @@ void kill_RU_proc(int inst)
#endif #endif
} }
int check_capabilities(RU_t *ru,RRU_capabilities_t *cap) {
FH_fmt_options_t fmt = cap->FH_fmt;
int i;
int found_band=0;
LOG_I(PHY,"RRU %d, num_bands %d, looking for band %d\n",ru->idx,cap->num_bands,ru->frame_parms.eutra_band);
for (i=0;i<cap->num_bands;i++) {
LOG_I(PHY,"band %d on RRU %d\n",cap->band_list[i],ru->idx);
if (ru->frame_parms.eutra_band == cap->band_list[i]) {
found_band=1;
break;
}
}
if (found_band == 0) {
LOG_I(PHY,"Couldn't find target EUTRA band %d on RRU %d\n",ru->frame_parms.eutra_band,ru->idx);
return(-1);
}
switch (ru->if_south) {
case LOCAL_RF:
AssertFatal(1==0, "This RU should not have a local RF, exiting\n");
return(0);
break;
case REMOTE_IF5:
if (fmt == OAI_IF5_only || fmt == OAI_IF5_and_IF4p5) return(0);
break;
case REMOTE_IF4p5:
if (fmt == OAI_IF4p5_only || fmt == OAI_IF5_and_IF4p5) return(0);
break;
case REMOTE_MBP_IF5:
if (fmt == MBP_IF5) return(0);
break;
default:
LOG_I(PHY,"No compatible Fronthaul interface found for RRU %d\n", ru->idx);
return(-1);
}
return(-1);
}
char rru_format_options[4][20] = {"OAI_IF5_only","OAI_IF4p5_only","OAI_IF5_and_IF4p5","MBP_IF5"};
char rru_formats[3][20] = {"OAI_IF5","MBP_IF5","OAI_IF4p5"};
char ru_if_formats[4][20] = {"LOCAL_RF","REMOTE_OAI_IF5","REMOTE_MBP_IF5","REMOTE_OAI_IF4p5"};
void configure_ru(int idx,
void *arg) {
RU_t *ru = RC.ru[idx];
RRU_config_t *config = (RRU_config_t *)arg;
RRU_capabilities_t *capabilities = (RRU_capabilities_t*)arg;
int ret;
LOG_I(PHY, "Received capabilities from RRU %d\n",idx);
if (capabilities->FH_fmt < MAX_FH_FMTs) LOG_I(PHY, "RU FH options %s\n",rru_format_options[capabilities->FH_fmt]);
AssertFatal((ret=check_capabilities(ru,capabilities)) == 0,
"Cannot configure RRU %d, check_capabilities returned %d\n", idx,ret);
// take antenna capabilities of RRU
ru->nb_tx = capabilities->nb_tx[0];
ru->nb_rx = capabilities->nb_rx[0];
// Pass configuration to RRU
LOG_I(PHY, "Using %s fronthaul (%d), band %d \n",ru_if_formats[ru->if_south],ru->if_south,ru->frame_parms.eutra_band);
// wait for configuration
config->FH_fmt = ru->if_south;
config->num_bands = 1;
config->band_list[0] = ru->frame_parms.eutra_band;
config->tx_freq[0] = ru->frame_parms.dl_CarrierFreq;
config->rx_freq[0] = ru->frame_parms.ul_CarrierFreq;
config->tdd_config[0] = ru->frame_parms.tdd_config;
config->tdd_config_S[0] = ru->frame_parms.tdd_config_S;
config->att_tx[0] = ru->att_tx;
config->att_rx[0] = ru->att_rx;
config->N_RB_DL[0] = ru->frame_parms.N_RB_DL;
config->N_RB_UL[0] = ru->frame_parms.N_RB_UL;
config->threequarter_fs[0] = ru->frame_parms.threequarter_fs;
if (ru->if_south==REMOTE_IF4p5) {
config->prach_FreqOffset[0] = ru->frame_parms.prach_config_common.prach_ConfigInfo.prach_FreqOffset;
config->prach_ConfigIndex[0] = ru->frame_parms.prach_config_common.prach_ConfigInfo.prach_ConfigIndex;
LOG_I(PHY,"REMOTE_IF4p5: prach_FrequOffset %d, prach_ConfigIndex %d\n",
config->prach_FreqOffset[0],config->prach_ConfigIndex[0]);
#if (RRC_VERSION >= MAKE_VERSION(14, 0, 0))
int i;
for (i=0;i<4;i++) {
config->emtc_prach_CElevel_enable[0][i] = ru->frame_parms.prach_emtc_config_common.prach_ConfigInfo.prach_CElevel_enable[i];
config->emtc_prach_FreqOffset[0][i] = ru->frame_parms.prach_emtc_config_common.prach_ConfigInfo.prach_FreqOffset[i];
config->emtc_prach_ConfigIndex[0][i] = ru->frame_parms.prach_emtc_config_common.prach_ConfigInfo.prach_ConfigIndex[i];
}
#endif
}
init_frame_parms(&ru->frame_parms,1);
phy_init_RU(ru);
}
void configure_rru(int idx,
void *arg) {
RRU_config_t *config = (RRU_config_t *)arg;
RU_t *ru = RC.ru[idx];
ru->frame_parms.eutra_band = config->band_list[0];
ru->frame_parms.dl_CarrierFreq = config->tx_freq[0];
ru->frame_parms.ul_CarrierFreq = config->rx_freq[0];
if (ru->frame_parms.dl_CarrierFreq == ru->frame_parms.ul_CarrierFreq) {
ru->frame_parms.frame_type = TDD;
ru->frame_parms.tdd_config = config->tdd_config[0];
ru->frame_parms.tdd_config_S = config->tdd_config_S[0];
}
else
ru->frame_parms.frame_type = FDD;
ru->att_tx = config->att_tx[0];
ru->att_rx = config->att_rx[0];
ru->frame_parms.N_RB_DL = config->N_RB_DL[0];
ru->frame_parms.N_RB_UL = config->N_RB_UL[0];
ru->frame_parms.threequarter_fs = config->threequarter_fs[0];
ru->frame_parms.pdsch_config_common.referenceSignalPower = ru->max_pdschReferenceSignalPower-config->att_tx[0];
if (ru->function==NGFI_RRU_IF4p5) {
ru->frame_parms.att_rx = ru->att_rx;
ru->frame_parms.att_tx = ru->att_tx;
LOG_I(PHY,"Setting ru->function to NGFI_RRU_IF4p5, prach_FrequOffset %d, prach_ConfigIndex %d, att (%d,%d)\n",
config->prach_FreqOffset[0],config->prach_ConfigIndex[0],ru->att_tx,ru->att_rx);
ru->frame_parms.prach_config_common.prach_ConfigInfo.prach_FreqOffset = config->prach_FreqOffset[0];
ru->frame_parms.prach_config_common.prach_ConfigInfo.prach_ConfigIndex = config->prach_ConfigIndex[0];
#if (RRC_VERSION >= MAKE_VERSION(14, 0, 0))
for (int i=0;i<4;i++) {
ru->frame_parms.prach_emtc_config_common.prach_ConfigInfo.prach_CElevel_enable[i] = config->emtc_prach_CElevel_enable[0][i];
ru->frame_parms.prach_emtc_config_common.prach_ConfigInfo.prach_FreqOffset[i] = config->emtc_prach_FreqOffset[0][i];
ru->frame_parms.prach_emtc_config_common.prach_ConfigInfo.prach_ConfigIndex[i] = config->emtc_prach_ConfigIndex[0][i];
}
#endif
}
init_frame_parms(&ru->frame_parms,1);
fill_rf_config(ru,ru->rf_config_file);
// phy_init_RU(ru);
}
void init_precoding_weights(PHY_VARS_eNB *eNB) { void init_precoding_weights(PHY_VARS_eNB *eNB) {
@@ -2628,16 +2190,10 @@ void set_function_spec_param(RU_t *ru)
ru->feprx = (get_nprocs()<=2 || !fepw) ? fep_full : fep_full; // this is frequency-shift + DFTs ru->feprx = (get_nprocs()<=2 || !fepw) ? fep_full : fep_full; // this is frequency-shift + DFTs
ru->feptx_prec = feptx_prec; // need to do transmit Precoding + IDFTs ru->feptx_prec = feptx_prec; // need to do transmit Precoding + IDFTs
ru->feptx_ofdm = (get_nprocs()<=2 || !fepw) ? feptx_ofdm : feptx_ofdm_2thread; // need to do transmit Precoding + IDFTs ru->feptx_ofdm = (get_nprocs()<=2 || !fepw) ? feptx_ofdm : feptx_ofdm_2thread; // need to do transmit Precoding + IDFTs
if (ru->if_timing == synch_to_other) { ru->fh_south_in = fh_if5_south_in; // synchronous IF5 reception
ru->fh_south_in = fh_slave_south_in; // synchronize to master ru->fh_south_out = fh_if5_south_out; // synchronous IF5 transmission
ru->fh_south_out = fh_if5_mobipass_south_out; // use send_IF5 for mobipass ru->fh_south_asynch_in = NULL; // no asynchronous UL
ru->fh_south_asynch_in = fh_if5_south_asynch_in_mobipass; // UL is asynchronous
}
else {
ru->fh_south_in = fh_if5_south_in; // synchronous IF5 reception
ru->fh_south_out = fh_if5_south_out; // synchronous IF5 transmission
ru->fh_south_asynch_in = NULL; // no asynchronous UL
}
ru->start_rf = NULL; // no local RF ru->start_rf = NULL; // no local RF
ru->stop_rf = NULL; ru->stop_rf = NULL;
ru->start_if = start_if; // need to start if interface for IF5 ru->start_if = start_if; // need to start if interface for IF5
@@ -2912,10 +2468,7 @@ void RCconfig_RU(void) {
RC.ru[j]->function = NGFI_RAU_IF4p5; RC.ru[j]->function = NGFI_RAU_IF4p5;
RC.ru[j]->eth_params.transp_preference = ETH_RAW_IF4p5_MODE; RC.ru[j]->eth_params.transp_preference = ETH_RAW_IF4p5_MODE;
} else if (strcmp(*(RUParamList.paramarray[j][RU_TRANSPORT_PREFERENCE_IDX].strptr), "raw_if5_mobipass") == 0) { } else if (strcmp(*(RUParamList.paramarray[j][RU_TRANSPORT_PREFERENCE_IDX].strptr), "raw_if5_mobipass") == 0) {
RC.ru[j]->if_south = REMOTE_IF5; AssertFatal(1==0,"Mobipass support is depracated\n");
RC.ru[j]->function = NGFI_RAU_IF5;
RC.ru[j]->if_timing = synch_to_other;
RC.ru[j]->eth_params.transp_preference = ETH_RAW_IF5_MOBIPASS;
} }
if (strcmp(*(RUParamList.paramarray[j][RU_IS_SLAVE_IDX].strptr), "yes") == 0) RC.ru[j]->is_slave=1; if (strcmp(*(RUParamList.paramarray[j][RU_IS_SLAVE_IDX].strptr), "yes") == 0) RC.ru[j]->is_slave=1;
else RC.ru[j]->is_slave=0; else RC.ru[j]->is_slave=0;
@@ -2936,257 +2489,3 @@ void RCconfig_RU(void) {
} }
static void* ru_thread_control( void* param ) {
RU_t *ru = (RU_t*)param;
RU_proc_t *proc = &ru->proc;
RRU_CONFIG_msg_t rru_config_msg;
ssize_t msg_len;
int len, ret;
// Start IF device if any
if (ru->start_if) {
LOG_I(PHY,"Starting IF interface for RU %d\n",ru->idx);
AssertFatal(
ru->start_if(ru,NULL) == 0, "Could not start the IF device\n");
if (ru->if_south != LOCAL_RF) wait_eNBs();
}
ru->state = (ru->function==eNodeB_3GPP)? RU_RUN : RU_IDLE;
LOG_I(PHY,"Control channel ON for RU %d\n", ru->idx);
while (!oai_exit) // Change the cond
{
msg_len = sizeof(RRU_CONFIG_msg_t); // TODO : check what should be the msg len
if (ru->state == RU_IDLE && ru->if_south != LOCAL_RF)
send_tick(ru);
if ((len = ru->ifdevice.trx_ctlrecv_func(&ru->ifdevice,
&rru_config_msg,
msg_len))<0) {
LOG_D(PHY,"Waiting msg for RU %d\n", ru->idx);
}
else
{
switch(rru_config_msg.type)
{
case RAU_tick: // RRU
if (ru->if_south != LOCAL_RF){
LOG_I(PHY,"Received Tick msg...Ignoring\n");
}else{
LOG_I(PHY,"Tick received from RAU\n");
if (send_capab(ru) == 0) ru->state = RU_CONFIG;
}
break;
case RRU_capabilities: // RAU
if (ru->if_south == LOCAL_RF) LOG_E(PHY,"Received RRU_capab msg...Ignoring\n");
else{
msg_len = sizeof(RRU_CONFIG_msg_t)-MAX_RRU_CONFIG_SIZE+sizeof(RRU_capabilities_t);
AssertFatal(rru_config_msg.len==msg_len,"Received capabilities with incorrect length (%d!=%d)\n",(int)rru_config_msg.len,(int)msg_len);
LOG_I(PHY,"Received capabilities from RRU %d (len %d/%d, num_bands %d,max_pdschReferenceSignalPower %d, max_rxgain %d, nb_tx %d, nb_rx %d)\n",ru->idx,
(int)rru_config_msg.len,(int)msg_len,
((RRU_capabilities_t*)&rru_config_msg.msg[0])->num_bands,
((RRU_capabilities_t*)&rru_config_msg.msg[0])->max_pdschReferenceSignalPower[0],
((RRU_capabilities_t*)&rru_config_msg.msg[0])->max_rxgain[0],
((RRU_capabilities_t*)&rru_config_msg.msg[0])->nb_tx[0],
((RRU_capabilities_t*)&rru_config_msg.msg[0])->nb_rx[0]);
configure_ru(ru->idx,(RRU_capabilities_t *)&rru_config_msg.msg[0]);
// send config
if (send_config(ru,rru_config_msg) == 0) ru->state = RU_CONFIG;
}
break;
case RRU_config: // RRU
if (ru->if_south == LOCAL_RF){
LOG_I(PHY,"Configuration received from RAU (num_bands %d,band0 %d,txfreq %u,rxfreq %u,att_tx %d,att_rx %d,N_RB_DL %d,N_RB_UL %d,3/4FS %d, prach_FO %d, prach_CI %d)\n",
((RRU_config_t *)&rru_config_msg.msg[0])->num_bands,
((RRU_config_t *)&rru_config_msg.msg[0])->band_list[0],
((RRU_config_t *)&rru_config_msg.msg[0])->tx_freq[0],
((RRU_config_t *)&rru_config_msg.msg[0])->rx_freq[0],
((RRU_config_t *)&rru_config_msg.msg[0])->att_tx[0],
((RRU_config_t *)&rru_config_msg.msg[0])->att_rx[0],
((RRU_config_t *)&rru_config_msg.msg[0])->N_RB_DL[0],
((RRU_config_t *)&rru_config_msg.msg[0])->N_RB_UL[0],
((RRU_config_t *)&rru_config_msg.msg[0])->threequarter_fs[0],
((RRU_config_t *)&rru_config_msg.msg[0])->prach_FreqOffset[0],
((RRU_config_t *)&rru_config_msg.msg[0])->prach_ConfigIndex[0]);
configure_rru(ru->idx, (void*)&rru_config_msg.msg[0]);
fill_rf_config(ru,ru->rf_config_file);
init_frame_parms(&ru->frame_parms,1);
ru->frame_parms.nb_antennas_rx = ru->nb_rx;
phy_init_RU(ru);
//if (ru->is_slave == 1) lte_sync_time_init(&ru->frame_parms);
if (ru->rfdevice.is_init != 1){
ret = openair0_device_load(&ru->rfdevice,&ru->openair0_cfg);
}
if (ru->rfdevice.trx_config_func) AssertFatal((ru->rfdevice.trx_config_func(&ru->rfdevice,&ru->openair0_cfg)==0),
"Failed to configure RF device for RU %d\n",ru->idx);
if (setup_RU_buffers(ru)!=0) {
printf("Exiting, cannot initialize RU Buffers\n");
exit(-1);
}
// send CONFIG_OK
rru_config_msg.type = RRU_config_ok;
rru_config_msg.len = sizeof(RRU_CONFIG_msg_t);
LOG_I(PHY,"Sending CONFIG_OK to RAU %d\n", ru->idx);
AssertFatal((ru->ifdevice.trx_ctlsend_func(&ru->ifdevice,&rru_config_msg,rru_config_msg.len)!=-1),
"RU %d failed send CONFIG_OK to RAU\n",ru->idx);
reset_proc(ru);
ru->state = RU_READY;
} else LOG_E(PHY,"Received RRU_config msg...Ignoring\n");
break;
case RRU_config_ok: // RAU
if (ru->if_south == LOCAL_RF) LOG_E(PHY,"Received RRU_config_ok msg...Ignoring\n");
else{
if (setup_RU_buffers(ru)!=0) {
printf("Exiting, cannot initialize RU Buffers\n");
exit(-1);
}
// Set state to RUN for Master RU, Others on SYNC
ru->state = (ru->is_slave == 1) ? RU_SYNC : RU_RUN ;
ru->in_synch = 0;
LOG_I(PHY, "Signaling main thread that RU %d (is_slave %d) is ready in state %s\n",ru->idx,ru->is_slave,ru_states[ru->state]);
pthread_mutex_lock(&RC.ru_mutex);
RC.ru_mask &= ~(1<<ru->idx);
pthread_cond_signal(&RC.ru_cond);
pthread_mutex_unlock(&RC.ru_mutex);
wait_sync("ru_thread_control");
// send start
rru_config_msg.type = RRU_start;
rru_config_msg.len = sizeof(RRU_CONFIG_msg_t); // TODO: set to correct msg len
LOG_I(PHY,"Sending Start to RRU %d\n", ru->idx);
AssertFatal((ru->ifdevice.trx_ctlsend_func(&ru->ifdevice,&rru_config_msg,rru_config_msg.len)!=-1),"Failed to send msg to RU %d\n",ru->idx);
pthread_mutex_lock(&proc->mutex_ru);
proc->instance_cnt_ru = 1;
pthread_mutex_unlock(&proc->mutex_ru);
if (pthread_cond_signal(&proc->cond_ru_thread) != 0) {
LOG_E( PHY, "ERROR pthread_cond_signal for RU %d\n",ru->idx);
exit_fun( "ERROR pthread_cond_signal" );
break;
}
}
break;
case RRU_start: // RRU
if (ru->if_south == LOCAL_RF){
LOG_I(PHY,"Start received from RAU\n");
if (ru->state == RU_READY){
LOG_I(PHY, "Signaling main thread that RU %d is ready\n",ru->idx);
pthread_mutex_lock(&RC.ru_mutex);
RC.ru_mask &= ~(1<<ru->idx);
pthread_cond_signal(&RC.ru_cond);
pthread_mutex_unlock(&RC.ru_mutex);
wait_sync("ru_thread_control");
ru->state = (ru->is_slave == 1) ? RU_SYNC : RU_RUN ;
ru->cmd = EMPTY;
pthread_mutex_lock(&proc->mutex_ru);
proc->instance_cnt_ru = 1;
pthread_mutex_unlock(&proc->mutex_ru);
if (pthread_cond_signal(&proc->cond_ru_thread) != 0) {
LOG_E( PHY, "ERROR pthread_cond_signal for RU %d\n",ru->idx);
exit_fun( "ERROR pthread_cond_signal" );
break;
}
}
else LOG_E(PHY,"RRU not ready, cannot start\n");
} else LOG_E(PHY,"Received RRU_start msg...Ignoring\n");
break;
case RRU_sync_ok: //RAU
if (ru->if_south == LOCAL_RF) LOG_E(PHY,"Received RRU_config_ok msg...Ignoring\n");
else{
if (ru->is_slave == 1){
LOG_I(PHY,"Received RRU_sync_ok from RRU %d\n",ru->idx);
// Just change the state of the RRU to unblock ru_thread()
ru->state = RU_RUN;
}else LOG_E(PHY,"Received RRU_sync_ok from a master RRU...Ignoring\n");
}
break;
case RRU_frame_resynch: //RRU
if (ru->if_south != LOCAL_RF) LOG_E(PHY,"Received RRU frame resynch message, should not happen in RAU\n");
else {
LOG_I(PHY,"Received RRU_frame_resynch command\n");
ru->cmd = RU_FRAME_RESYNCH;
ru->cmdval = ((uint16_t*)&rru_config_msg.msg[0])[0];
LOG_I(PHY,"Received Frame Resynch messaage with value %d\n",ru->cmdval);
}
break;
case RRU_stop: // RRU
if (ru->if_south == LOCAL_RF){
LOG_I(PHY,"Stop received from RAU\n");
if (ru->state == RU_RUN || ru->state == RU_ERROR){
LOG_I(PHY,"Stopping RRU\n");
ru->state = RU_READY;
// TODO: stop ru_thread
}else{
LOG_I(PHY,"RRU not running, can't stop\n");
}
}else LOG_E(PHY,"Received RRU_stop msg...Ignoring\n");
break;
default:
if (ru->if_south != LOCAL_RF){
if (ru->state == RU_IDLE){
// Keep sending TICK
send_tick(ru);
}
}
break;
} // switch
} //else
}//while
return(NULL);
}