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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 common_lib.c
* \brief common APIs for different RF frontend device
* \author HongliangXU, Navid Nikaein
* \date 2015
* \version 0.2
* \company Eurecom
* \maintainer: navid.nikaein@eurecom.fr
* \note
* \warning
*/
#include <stdio.h>
#include <strings.h>
#include <dlfcn.h>
#include <errno.h>
#include <string.h>
#include <stdlib.h>
#include "common_lib.h"
#include "common/utils/load_module_shlib.h"
#include <common/utils/LOG/log.h>
int set_device(openair0_device *device) {
switch (device->type) {
case EXMIMO_DEV:
LOG_I(HW,"[%s] has loaded EXPRESS MIMO device.\n",((device->host_type == RAU_HOST) ? "RAU": "RRU"));
break;
case USRP_B200_DEV:
LOG_I(HW,"[%s] has loaded USRP B200 device.\n",((device->host_type == RAU_HOST) ? "RAU": "RRU"));
break;
case USRP_X300_DEV:
LOG_I(HW,"[%s] has loaded USRP X300 device.\n",((device->host_type == RAU_HOST) ? "RAU": "RRU"));
break;
case BLADERF_DEV:
LOG_I(HW,"[%s] has loaded BLADERF device.\n",((device->host_type == RAU_HOST) ? "RAU": "RRU"));
break;
case LMSSDR_DEV:
LOG_I(HW,"[%s] has loaded LMSSDR device.\n",((device->host_type == RAU_HOST) ? "RAU": "RRU"));
break;
case NONE_DEV:
LOG_W(HW,"[%s] has not loaded a HW device.\n",((device->host_type == RAU_HOST) ? "RAU": "RRU"));
break;
case ADRV9371_ZC706_DEV:
LOG_I(HW,"[%s] has loaded ADRV9371_ZC706 device.\n",((device->host_type == RAU_HOST) ? "RAU": "RRU"));
break;
case UEDv2_DEV:
LOG_I(HW,"[%s] has loaded UEDv2 device.\n",((device->host_type == RAU_HOST) ? "RAU": "RRU"));
break;
default:
LOG_E(HW,"[%s] invalid HW device.\n",((device->host_type == RAU_HOST) ? "RAU": "RRU"));
return -1;
}
return 0;
}
int set_transport(openair0_device *device) {
switch (device->transp_type) {
case ETHERNET_TP:
LOG_I(HW,"[%s] has loaded ETHERNET trasport protocol.\n",((device->host_type == RAU_HOST) ? "RAU": "RRU"));
return 0;
break;
case NONE_TP:
LOG_W(HW,"[%s] has not loaded a transport protocol.\n",((device->host_type == RAU_HOST) ? "RAU": "RRU"));
return 0;
break;
default:
LOG_E(HW,"[%s] invalid transport protocol.\n",((device->host_type == RAU_HOST) ? "RAU": "RRU"));
return -1;
break;
}
}
typedef int(*devfunc_t)(openair0_device *, openair0_config_t *, eth_params_t *);
//loader_shlibfunc_t shlib_fdesc[2];
/* look for the interface library and load it */
int load_lib(openair0_device *device, openair0_config_t *openair0_cfg, eth_params_t * cfg, uint8_t flag) {
loader_shlibfunc_t shlib_fdesc[1];
int ret=0;
char *libname;
if (flag == RAU_LOCAL_RADIO_HEAD) {
if (getenv("RFSIMULATOR") != NULL)
libname="rfsimulator";
else
libname=OAI_RF_LIBNAME;
shlib_fdesc[0].fname="device_init";
} else {
libname=OAI_TP_LIBNAME;
shlib_fdesc[0].fname="transport_init";
}
ret=load_module_shlib(libname,shlib_fdesc,1,NULL);
if (ret < 0) {
LOG_E(HW,"Library %s couldn't be loaded\n",libname);
} else {
ret=((devfunc_t)shlib_fdesc[0].fptr)(device,openair0_cfg,cfg);
}
return ret;
}
int openair0_device_load(openair0_device *device, openair0_config_t *openair0_cfg) {
int rc=0;
rc=load_lib(device, openair0_cfg, NULL,RAU_LOCAL_RADIO_HEAD );
if ( rc >= 0) {
if ( set_device(device) < 0) {
LOG_E(HW,"Unsupported radio head\n");
return -1;
}
}
return rc;
}
int openair0_transport_load(openair0_device *device, openair0_config_t *openair0_cfg, eth_params_t * eth_params) {
int rc;
rc=load_lib(device, openair0_cfg, eth_params, RAU_REMOTE_RADIO_HEAD);
if ( rc >= 0) {
if ( set_transport(device) < 0) {
LOG_E(HW,"Unsupported transport protocol\n");
return -1;
}
}
return rc;
}