147 lines
4.4 KiB
C
147 lines
4.4 KiB
C
/*
|
|
* 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 "common_lib.h"
|
|
#include "common/utils/load_module_shlib.h"
|
|
|
|
int set_device(openair0_device *device) {
|
|
|
|
switch (device->type) {
|
|
|
|
case EXMIMO_DEV:
|
|
printf("[%s] has loaded EXPRESS MIMO device.\n",((device->host_type == RAU_HOST) ? "RAU": "RRU"));
|
|
break;
|
|
case USRP_B200_DEV:
|
|
printf("[%s] has loaded USRP B200 device.\n",((device->host_type == RAU_HOST) ? "RAU": "RRU"));
|
|
break;
|
|
case USRP_X300_DEV:
|
|
printf("[%s] has loaded USRP X300 device.\n",((device->host_type == RAU_HOST) ? "RAU": "RRU"));
|
|
break;
|
|
case BLADERF_DEV:
|
|
printf("[%s] has loaded BLADERF device.\n",((device->host_type == RAU_HOST) ? "RAU": "RRU"));
|
|
break;
|
|
case LMSSDR_DEV:
|
|
printf("[%s] has loaded LMSSDR device.\n",((device->host_type == RAU_HOST) ? "RAU": "RRU"));
|
|
break;
|
|
case NONE_DEV:
|
|
printf("[%s] has not loaded a HW device.\n",((device->host_type == RAU_HOST) ? "RAU": "RRU"));
|
|
break;
|
|
default:
|
|
printf("[%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:
|
|
printf("[%s] has loaded ETHERNET trasport protocol.\n",((device->host_type == RAU_HOST) ? "RAU": "RRU"));
|
|
return 0;
|
|
break;
|
|
case NONE_TP:
|
|
printf("[%s] has not loaded a transport protocol.\n",((device->host_type == RAU_HOST) ? "RAU": "RRU"));
|
|
return 0;
|
|
break;
|
|
default:
|
|
printf("[%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 *);
|
|
/* 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) {
|
|
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) {
|
|
fprintf(stderr,"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) {
|
|
fprintf(stderr, "%s %d:Unsupported radio head\n",__FILE__, __LINE__);
|
|
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) {
|
|
fprintf(stderr, "%s %d:Unsupported transport protocol\n",__FILE__, __LINE__);
|
|
return -1;
|
|
}
|
|
}
|
|
return rc;
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|