diff --git a/openair2/ENB_APP/enb_paramdef.h b/openair2/ENB_APP/enb_paramdef.h
index 23b4c2a8376e90349ce8a7f03fbc36dd85dcfb0a..32f7f28a3730b6c53d8b0aa5f3da1cf0d28bb6bf 100755
--- a/openair2/ENB_APP/enb_paramdef.h
+++ b/openair2/ENB_APP/enb_paramdef.h
@@ -102,6 +102,8 @@ typedef enum {
#define CONFIG_STRING_RU_MAX_RXGAIN "max_rxgain"
#define CONFIG_STRING_RU_IF_COMPRESSION "if_compression"
#define CONFIG_STRING_RU_NBIOTRRC_LIST "NbIoT_RRC_instances"
+#define CONFIG_STRING_RU_SDR_ADDRS "sdr_addrs"
+#define CONFIG_STRING_RU_SDR_CLK_SRC "clock_src"
#define RU_LOCAL_IF_NAME_IDX 0
#define RU_LOCAL_ADDRESS_IDX 1
@@ -121,6 +123,8 @@ typedef enum {
#define RU_ATT_TX_IDX 15
#define RU_ATT_RX_IDX 16
#define RU_NBIOTRRC_LIST_IDX 17
+#define RU_SDR_ADDRS 18
+#define RU_SDR_CLK_SRC 19
@@ -147,6 +151,8 @@ typedef enum {
{CONFIG_STRING_RU_ATT_TX, NULL, 0, uptr:NULL, defintval:0, TYPE_UINT, 0}, \
{CONFIG_STRING_RU_ATT_RX, NULL, 0, uptr:NULL, defintval:0, TYPE_UINT, 0}, \
{CONFIG_STRING_RU_NBIOTRRC_LIST, NULL, 0, uptr:NULL, defintarrayval:DEFENBS, TYPE_INTARRAY, 1}, \
+{CONFIG_STRING_RU_SDR_ADDRS, NULL, 0, strptr:NULL, defstrval:"0.0.0.0", TYPE_STRING, 0}, \
+{CONFIG_STRING_RU_SDR_CLK_SRC, NULL, 0, strptr:NULL, defstrval:"internal", TYPE_STRING, 0}, \
}
/*---------------------------------------------------------------------------------------------------------------------------------------*/
diff --git a/targets/ARCH/COMMON/common_lib.h b/targets/ARCH/COMMON/common_lib.h
index 433e29e97db7b15322b51d8f3282daa91b922c09..0ef3cd233f57433e6ca3dad9ad399d630206d7d7 100644
--- a/targets/ARCH/COMMON/common_lib.h
+++ b/targets/ARCH/COMMON/common_lib.h
@@ -199,6 +199,8 @@ typedef struct {
double tx_bw;
//! clock source
clock_source_t clock_source;
+ //! Manual SDR IP address
+ char *sdr_addrs;
//! Auto calibration flag
int autocal[4];
//! rf devices work with x bits iqs when oai have its own iq format
diff --git a/targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp b/targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp
index e2ecaed04453194c40afe3604d63a3b88385ac9f..0c02075a1d2deae000293345444376ce9b77e72a 100644
--- a/targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp
+++ b/targets/ARCH/USRP/USERSPACE/LIB/usrp_lib.cpp
@@ -950,11 +950,15 @@ int trx_usrp_recplay_config_init(paramdef_t *usrp_recplay_params) {
#endif
extern "C" {
- /*! \brief Initialize Openair USRP target. It returns 0 if OK
- * \param device the hardware to use
- * \param openair0_cfg RF frontend parameters set by application
- */
- int device_init(openair0_device* device, openair0_config_t *openair0_cfg) {
+ /*! \brief Initialize Openair USRP target. It returns 0 if OK
+ * \param device the hardware to use
+ * \param openair0_cfg RF frontend parameters set by application
+ */
+ int device_init(openair0_device* device, openair0_config_t *openair0_cfg) {
+
+ LOG_D(PHY, "openair0_cfg[0].sdr_addrs == '%s'\n", openair0_cfg[0].sdr_addrs);
+ LOG_D(PHY, "openair0_cfg[0].clock_source == '%d'\n", openair0_cfg[0].clock_source);
+
#if defined(USRP_REC_PLAY)
paramdef_t usrp_recplay_params[7];
struct sysinfo systeminfo;
@@ -1022,8 +1026,30 @@ extern "C" {
// Initialize USRP device
device->openair0_cfg = openair0_cfg;
- std::string args = "type=b200";
- uhd::device_addrs_t device_adds = uhd::device::find(args);
+ std::string args = "type=b200";
+
+ char *addr_args = NULL;
+ // Check whether sdr_addrs is set in the config or not
+ if (openair0_cfg[0].sdr_addrs != NULL) {
+ if (strcmp(openair0_cfg[0].sdr_addrs, "0.0.0.0") != 0) {
+ // Check whether sdr_addrs contains multiple IP addresses
+ // and split and add them to addr_args
+ if (strstr(openair0_cfg[0].sdr_addrs, ",") != NULL) {
+ char *addr0 = openair0_cfg[0].sdr_addrs;
+ // Replace , with \0
+ strsep(&openair0_cfg[0].sdr_addrs, ",");
+ char *addr1 = openair0_cfg[0].sdr_addrs;
+ // Allocate memory for ",addr0=,addr1=\0" and the addresses
+ size_t addr_args_len = sizeof(char)*(15 + strlen(addr0) + strlen(addr1));
+ addr_args = (char *)malloc(addr_args_len);
+ snprintf(addr_args, addr_args_len, ",addr0=%s,addr1=%s", addr0, addr1);
+ args += addr_args;
+ LOG_D(PHY, "addr_args == '%s'\n", addr_args);
+ }
+ }
+ }
+
+ uhd::device_addrs_t device_adds = uhd::device::find(args);
int vers=0,subvers=0,subsubvers=0;
int bw_gain_adjust=0;
@@ -1037,12 +1063,17 @@ extern "C" {
LOG_I(PHY,"Checking for USRPs : UHD %s (%d.%d.%d)\n",
uhd::get_version_string().c_str(),vers,subvers,subsubvers);
- if(device_adds.size() == 0) {
- double usrp_master_clock = 184.32e6;
- std::string args = "type=x300";
+ if(device_adds.size() == 0) {
+
+ double usrp_master_clock = 184.32e6;
+ std::string args = "type=x300";
+
+ if (addr_args) {
+ args += addr_args;
+ }
- // workaround for an api problem, master clock has to be set with the constructor not via set_master_clock_rate
- args += boost::str(boost::format(",master_clock_rate=%f") % usrp_master_clock);
+ // workaround for an api problem, master clock has to be set with the constructor not via set_master_clock_rate
+ args += boost::str(boost::format(",master_clock_rate=%f") % usrp_master_clock);
// args += ",num_send_frames=256,num_recv_frames=256, send_frame_size=4096, recv_frame_size=4096";
uhd::device_addrs_t device_adds = uhd::device::find(args);
@@ -1232,12 +1263,14 @@ extern "C" {
}
}
- for(int i=0; i<s->usrp->get_tx_num_channels(); i++) {
- ::uhd::gain_range_t gain_range_tx = s->usrp->get_tx_gain_range(i);
- if (i<openair0_cfg[0].tx_num_channels) {
- s->usrp->set_tx_rate(openair0_cfg[0].sample_rate,i);
- s->usrp->set_tx_freq(openair0_cfg[0].tx_freq[i],i);
- s->usrp->set_tx_gain(gain_range_tx.stop()-openair0_cfg[0].tx_gain[i],i);
+ LOG_D(PHY, "usrp->get_tx_num_channels() == %d\n", s->usrp->get_tx_num_channels());
+ LOG_D(PHY, "openair0_cfg[0].tx_num_channels == %d\n", openair0_cfg[0].tx_num_channels);
+ for(int i=0; i<s->usrp->get_tx_num_channels(); i++) {
+ ::uhd::gain_range_t gain_range_tx = s->usrp->get_tx_gain_range(i);
+ if (i<openair0_cfg[0].tx_num_channels) {
+ s->usrp->set_tx_rate(openair0_cfg[0].sample_rate,i);
+ s->usrp->set_tx_freq(openair0_cfg[0].tx_freq[i],i);
+ s->usrp->set_tx_gain(gain_range_tx.stop()-openair0_cfg[0].tx_gain[i],i);
LOG_I(PHY,"USRP TX_GAIN:%3.2lf gain_range:%3.2lf tx_gain:%3.2lf\n", gain_range_tx.stop()-openair0_cfg[0].tx_gain[i], gain_range_tx.stop(), openair0_cfg[0].tx_gain[i]);
}
diff --git a/targets/RT/USER/lte-ru.c b/targets/RT/USER/lte-ru.c
index a0339e8f0f738ce18ab909710d7c01d73e8ca9fb..4b08e1f79acaea4a373a037cd64185a634174a7e 100644
--- a/targets/RT/USER/lte-ru.c
+++ b/targets/RT/USER/lte-ru.c
@@ -2838,6 +2838,24 @@ void RCconfig_RU(void) {
RC.ru[j]->num_eNB = 0;
for (i=0;i<RC.ru[j]->num_eNB;i++) RC.ru[j]->eNB_list[i] = RC.eNB[RUParamList.paramarray[j][RU_ENB_LIST_IDX].iptr[i]][0];
+ if (config_isparamset(RUParamList.paramarray[j], RU_SDR_ADDRS)) {
+ RC.ru[j]->openair0_cfg.sdr_addrs = strdup(*(RUParamList.paramarray[j][RU_SDR_ADDRS].strptr));
+ }
+
+ if (config_isparamset(RUParamList.paramarray[j], RU_SDR_CLK_SRC)) {
+ if (strcmp(*(RUParamList.paramarray[j][RU_SDR_CLK_SRC].strptr), "internal") == 0) {
+ RC.ru[j]->openair0_cfg.clock_source = internal;
+ LOG_D(PHY, "RU clock source set as internal\n");
+ } else if (strcmp(*(RUParamList.paramarray[j][RU_SDR_CLK_SRC].strptr), "external") == 0) {
+ RC.ru[j]->openair0_cfg.clock_source = external;
+ LOG_D(PHY, "RU clock source set as external\n");
+ } else if (strcmp(*(RUParamList.paramarray[j][RU_SDR_CLK_SRC].strptr), "gpsdo") == 0) {
+ RC.ru[j]->openair0_cfg.clock_source = gpsdo;
+ LOG_D(PHY, "RU clock source set as gpsdo\n");
+ } else {
+ LOG_E(PHY, "Erroneous RU clock source in the provided configuration file: '%s'\n", *(RUParamList.paramarray[j][RU_SDR_CLK_SRC].strptr));
+ }
+ }
if (strcmp(*(RUParamList.paramarray[j][RU_LOCAL_RF_IDX].strptr), "yes") == 0) {
if ( !(config_isparamset(RUParamList.paramarray[j],RU_LOCAL_IF_NAME_IDX)) ) {