mirror of https://github.com/pvnis/srsRAN_4G.git
Removing support for direct LimeSDR drivers - only supporting through SoapySDR
Paul Sutton
8 years ago
parent
5d4d07a14a
commit
b2c3b31a59
@ -1,475 +0,0 @@
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/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2015 Software Radio Systems Limited
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*
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* \section LICENSE
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*
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* This file is part of the srsLTE library.
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*
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* srsLTE is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* srsLTE is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* A copy of the GNU Affero General Public License can be found in
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* the LICENSE file in the top-level directory of this distribution
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* and at http://www.gnu.org/licenses/.
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*
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*/
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#include <sys/time.h>
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#include <string.h>
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#include <unistd.h>
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#include <pthread.h>
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#include "srslte/srslte.h"
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#include "rf_limesdr_imp.h"
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#include "srslte/phy/rf/rf.h"
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#include "lime/LimeSuite.h"
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typedef struct {
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char *devname;
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lms_dev_info_t *dev_info;
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lms_device_t *device;
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lms_info_str_t list[8];
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lms_stream_t rx_stream;
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lms_stream_t tx_stream;
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int sampling_rate;
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bool rx_is_streaming;
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bool tx_is_streaming;
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int channel;
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int buffer_size;
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int num_buffers;
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lms_stream_meta_t tx_metadata; //Use metadata for additional control over sample receive function behaviour
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lms_stream_meta_t rx_metadata; //Use metadata for additional control over sample receive function behaviour
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lms_range_t rx_range;
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lms_range_t tx_range;
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} rf_limesdr_handler_t;
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int lime_error(void *h)
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{
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rf_limesdr_handler_t *handler = (rf_limesdr_handler_t*) h;
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//print last error message
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fprintf(stderr, "Error: %s\n", LMS_GetLastErrorMessage());
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if(handler->device != NULL)
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LMS_Close(handler->device);
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return SRSLTE_ERROR;
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}
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void rf_limesdr_get_freq_range(void *h)
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{
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rf_limesdr_handler_t *handler = (rf_limesdr_handler_t*) h;
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LMS_GetLOFrequencyRange(handler->device, LMS_CH_RX, &(handler->rx_range));
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LMS_GetLOFrequencyRange(handler->device, LMS_CH_TX, &(handler->tx_range));
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}
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void rf_limesdr_suppress_handler(const char *x)
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{
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// not supported
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}
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void rf_limesdr_msg_handler(const char *msg)
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{
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// not supported
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}
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void rf_limesdr_suppress_stdout(void *h)
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{
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// not supported
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}
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void rf_limesdr_register_error_handler(void *notused, srslte_rf_error_handler_t new_handler)
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{
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// not supported
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}
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static bool isLocked(rf_limesdr_handler_t *handler, char *sensor_name, void *value_h)
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{
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// not supported
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return true;
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}
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char* rf_limesdr_devname(void* h)
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{
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rf_limesdr_handler_t *handler = (rf_limesdr_handler_t*) h;
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handler->dev_info = LMS_GetDeviceInfo(handler);
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return handler->dev_info->deviceName;
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}
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bool rf_limesdr_rx_wait_lo_locked(void *h)
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{
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// not supported
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return true;
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}
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void rf_limesdr_set_tx_cal(void *h, srslte_rf_cal_t *cal)
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{
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// not supported
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}
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void rf_limesdr_set_rx_cal(void *h, srslte_rf_cal_t *cal)
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{
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// not supported
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}
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int rf_limesdr_start_rx_stream(void *h)
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{
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printf("Starting rx stream\n");
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rf_limesdr_handler_t *handler = (rf_limesdr_handler_t*) h;
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if(LMS_StartStream(&(handler->rx_stream)) != 0){
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return lime_error(h);
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}
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return 0;
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}
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int rf_limesdr_start_tx_stream(void *h)
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{
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printf("Starting tx stream\n");
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rf_limesdr_handler_t *handler = (rf_limesdr_handler_t*) h;
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if(LMS_StartStream(&(handler->tx_stream)) != 0){
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return lime_error(h);
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}
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return 0;
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}
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int rf_limesdr_stop_rx_stream(void *h)
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{
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printf("Stopping rx stream\n");
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rf_limesdr_handler_t *handler = (rf_limesdr_handler_t*) h;
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//stream is stopped but can be started again with LMS_StartStream()
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if(LMS_StopStream(&(handler->rx_stream)) != 0){
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return lime_error(h);
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}
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return 0;
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}
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int rf_limesdr_stop_tx_stream(void *h)
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{
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printf("Stopping tx stream\n");
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rf_limesdr_handler_t *handler = (rf_limesdr_handler_t*) h;
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//stream is stopped but can be started again with LMS_StartStream()
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if(LMS_StopStream(&(handler->tx_stream)) != 0){
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return lime_error(h);
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}
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return 0;
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}
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void rf_limesdr_flush_buffer(void *h)
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{
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int n;
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cf_t tmp1[1024];
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cf_t tmp2[1024];
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void *data[2] = {tmp1, tmp2};
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do {
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n = rf_limesdr_recv_with_time_multi(h, data, 1024, 0, NULL, NULL);
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} while (n > 0);
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}
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bool rf_limesdr_has_rssi(void *h)
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{
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return false;
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}
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float rf_limesdr_get_rssi(void *h)
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{
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return 0.0;
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}
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//TODO: add multi-channel support
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int rf_limesdr_open_multi(char *args, void **h, uint32_t nof_rx_antennas)
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{
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return rf_limesdr_open(args, h);
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}
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int rf_limesdr_open(char *args, void **h)
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{
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printf("Opening device\n");
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*h = NULL;
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rf_limesdr_handler_t *handler = (rf_limesdr_handler_t*) malloc(sizeof(rf_limesdr_handler_t));
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if (!handler) {
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perror("malloc");
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return -1;
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}
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*h = handler;
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handler->device = NULL;
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handler->buffer_size = 1024;
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handler->num_buffers = 8;
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handler->channel = 0;
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int n;
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if ((n = LMS_GetDeviceList(handler->list)) < 0) //NULL can be passed to only get number of devices
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return SRSLTE_ERROR;
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if (LMS_Open(&(handler->device), handler->list[0], NULL))
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return SRSLTE_ERROR;
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if (LMS_Init(handler->device) != 0)
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return SRSLTE_ERROR;
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if (LMS_EnableChannel(handler->device, LMS_CH_RX, handler->channel, true) != 0)
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return lime_error(handler);
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if (LMS_EnableChannel(handler->device, LMS_CH_TX, handler->channel, true) != 0)
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return lime_error(handler);
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rf_limesdr_get_freq_range(handler);
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handler->rx_is_streaming = false;
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handler->rx_stream.channel = handler->channel; //channel number
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handler->rx_stream.fifoSize = 1024 * 1024; //fifo size in samples
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handler->rx_stream.throughputVsLatency = 1.0; //optimize for max throughput
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handler->rx_stream.isTx = false; //RX channel
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handler->rx_stream.dataFmt = LMS_FMT_F32;
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handler->rx_metadata.flushPartialPacket = false; //Do not discard data remainder when read size differs from packet size
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handler->rx_metadata.waitForTimestamp = false; //Do not wait for specific timestamps
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if (LMS_SetupStream(handler->device, &(handler->rx_stream)) != 0)
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return lime_error(handler);
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handler->tx_is_streaming = false;
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handler->tx_stream.channel = handler->channel; //channel number
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handler->tx_stream.fifoSize = 1024 * 1024; //fifo size in samples
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handler->tx_stream.throughputVsLatency = 1.0; //optimize for max throughput
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handler->tx_stream.isTx = true; //TX channel
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handler->rx_stream.dataFmt = LMS_FMT_F32;
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handler->tx_metadata.flushPartialPacket = false; //Do not discard data remainder when read size differs from packet size
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handler->tx_metadata.waitForTimestamp = false; //Do not wait for specific timestamps
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if (LMS_SetupStream(handler->device, &(handler->tx_stream)) != 0)
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return lime_error(handler);
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return SRSLTE_SUCCESS;
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}
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int rf_limesdr_close(void *h)
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{
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printf("Closing device\n");
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rf_limesdr_handler_t *handler = (rf_limesdr_handler_t*) h;
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if(handler->rx_is_streaming) {
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LMS_StopStream(&(handler->rx_stream));
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}
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LMS_DestroyStream(handler->device, &(handler->rx_stream)); //stream is deallocated and can no longer be used
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if(handler->tx_is_streaming) {
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LMS_StopStream(&(handler->tx_stream));
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}
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LMS_DestroyStream(handler->device, &(handler->tx_stream)); //stream is deallocated and can no longer be used
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LMS_Close(handler->device);
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return SRSLTE_SUCCESS;
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}
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void rf_limesdr_set_master_clock_rate(void *h, double rate)
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{
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// Allow the limesdr to automatically set the appropriate clock rate
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}
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bool rf_limesdr_is_master_clock_dynamic(void *h)
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{
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return true;
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}
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double rf_limesdr_set_rx_srate(void *h, double rate)
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{
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fprintf(stdout, "Setting rx rate: %f\n", rate);
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rf_limesdr_handler_t *handler = (rf_limesdr_handler_t*) h;
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if (LMS_SetSampleRate(handler->device, rate, 0) != 0)
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return lime_error(handler);
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handler->sampling_rate = rate;
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return rate;
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}
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double rf_limesdr_set_tx_srate(void *h, double rate)
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{
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fprintf(stdout, "Setting tx rate: %f\n", rate);
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rf_limesdr_handler_t *handler = (rf_limesdr_handler_t*) h;
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if (LMS_SetSampleRate(handler->device, rate, 0) != 0)
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return lime_error(handler);
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handler->sampling_rate = rate;
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return rate;
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}
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double rf_limesdr_set_rx_gain(void *h, double gain)
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{
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fprintf(stdout, "Setting rx gain: %f\n", gain);
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rf_limesdr_handler_t *handler = (rf_limesdr_handler_t*) h;
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if (LMS_SetNormalizedGain(handler->device, LMS_CH_RX, handler->channel, gain) != 0)
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return lime_error(handler);
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return gain;
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}
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double rf_limesdr_set_tx_gain(void *h, double gain)
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{
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fprintf(stdout, "Setting tx gain: %f\n", gain);
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rf_limesdr_handler_t *handler = (rf_limesdr_handler_t*) h;
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if (LMS_SetNormalizedGain(handler->device, LMS_CH_TX, handler->channel, gain) != 0)
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return lime_error(handler);
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return gain;
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}
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double rf_limesdr_get_rx_gain(void *h)
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{
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double gain;
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rf_limesdr_handler_t *handler = (rf_limesdr_handler_t*) h;
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if(LMS_GetNormalizedGain(handler->device, LMS_CH_RX,handler->channel,&gain) != 0)
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return lime_error(handler);
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return gain;
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}
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double rf_limesdr_get_tx_gain(void *h)
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{
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double gain;
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rf_limesdr_handler_t *handler = (rf_limesdr_handler_t*) h;
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if(LMS_GetNormalizedGain(handler->device, LMS_CH_TX, handler->channel, &gain) != 0)
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return lime_error(handler);
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return gain;
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}
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double rf_limesdr_set_rx_freq(void *h, double freq)
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{
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fprintf(stdout, "Setting rx freq: %f\n", freq);
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rf_limesdr_handler_t *handler = (rf_limesdr_handler_t*) h;
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if(freq > handler->rx_range.max || freq < handler->rx_range.min) {
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fprintf(stderr, "Requested freq outside supported range. freq: %f, min: %f, max: %f\n", freq, handler->rx_range.min, handler->rx_range.max);
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return SRSLTE_ERROR;
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}
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if(LMS_SetLOFrequency(handler->device, LMS_CH_RX, handler->channel, freq) != 0)
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return lime_error(handler);
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// Automatic antenna port selection doesn't work - so set manually
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int ant_port = 1; // manually select antenna index 1 (LNA_H)
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if(freq < 1.5e9) {
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ant_port = 2; // manually select antenna index 2 (LNA_L)
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}
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if (LMS_SetAntenna(handler->device, LMS_CH_RX, handler->channel, ant_port) != 0)
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return lime_error(handler);
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lms_name_t antenna_list[10]; //large enough list for antenna names.
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//Alternatively, NULL can be passed to LMS_GetAntennaList() to find out number of available antennae
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int n = 0;
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if ((n = LMS_GetAntennaList(handler->device, LMS_CH_RX, 0, antenna_list)) < 0)
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return lime_error(handler);
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fprintf(stdout, "Available antennae:\n"); //print available antennae names
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for(int i = 0; i < n; i++)
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fprintf(stdout, "%d : %s\n", i, antenna_list[i]);
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if((n = LMS_GetAntenna(handler->device, LMS_CH_RX, handler->channel)) < 0) //get currently selected antenna index
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return lime_error(handler);
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fprintf(stdout, "Selected antenna: %d : %s\n", n, antenna_list[n]); //print antenna index and name
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return freq;
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}
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double rf_limesdr_set_tx_freq(void *h, double freq)
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{
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fprintf(stdout, "Setting tx freq: %f\n", freq);
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rf_limesdr_handler_t *handler = (rf_limesdr_handler_t*) h;
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if(freq > handler->tx_range.max || freq < handler->tx_range.min) {
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fprintf(stderr, "Requested freq outside supported range. freq: %f, min: %f, max: %f\n", freq, handler->rx_range.min, handler->rx_range.max);
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return SRSLTE_ERROR;
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}
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if(LMS_SetLOFrequency(handler->device, LMS_CH_TX, handler->channel, freq) != 0)
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return lime_error(handler);
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return freq;
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}
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void rf_limesdr_get_time(void *h, time_t *secs, double *frac_secs) {
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rf_limesdr_handler_t *handler = (rf_limesdr_handler_t*) h;
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LMS_RecvStream(&(handler->rx_stream),NULL,0, &(handler->rx_metadata), 0);
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if (secs && frac_secs) {
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*secs = (handler->rx_metadata.timestamp) / (handler->sampling_rate);
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int remainder = handler->rx_metadata.timestamp % handler->sampling_rate;
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*frac_secs = remainder/(handler->sampling_rate);
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}
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}
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//TODO: add multi-channel support
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int rf_limesdr_recv_with_time_multi(void *h,
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void **data,
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uint32_t nsamples,
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bool blocking,
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time_t *secs,
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double *frac_secs)
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{
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return rf_limesdr_recv_with_time(h, *data, nsamples, blocking, secs, frac_secs);
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}
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int rf_limesdr_recv_with_time(void *h,
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void *data,
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uint32_t nsamples,
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bool blocking,
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time_t *secs,
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double *frac_secs)
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{
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rf_limesdr_handler_t *handler = (rf_limesdr_handler_t*) h;
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int samples = LMS_RecvStream(&(handler->rx_stream),data,nsamples, &(handler->rx_metadata), blocking ? 1000:0);
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if (secs && frac_secs) {
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*secs = (handler->rx_metadata.timestamp) / (handler->sampling_rate);
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int remainder = handler->rx_metadata.timestamp % handler->sampling_rate;
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*frac_secs = remainder/(handler->sampling_rate);
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}
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return samples;
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}
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int rf_limesdr_send_timed(void *h,
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void *data,
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int nsamples,
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time_t secs,
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double frac_secs,
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bool has_time_spec,
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bool blocking,
|
||||
bool is_start_of_burst,
|
||||
bool is_end_of_burst)
|
||||
{
|
||||
rf_limesdr_handler_t *handler = (rf_limesdr_handler_t*) h;
|
||||
|
||||
//float *data_in = (float*) data;
|
||||
|
||||
if(!handler->tx_is_streaming)
|
||||
rf_limesdr_start_tx_stream(h);
|
||||
|
||||
handler->tx_metadata.timestamp = secs*handler->sampling_rate;
|
||||
handler->tx_metadata.timestamp += frac_secs*handler->sampling_rate;
|
||||
|
||||
LMS_SendStream(&(handler->rx_stream), data, nsamples, &(handler->tx_metadata), blocking ? 1000:0);
|
||||
|
||||
return 1;
|
||||
}
|
||||
|
||||
|
||||
|
||||
|
||||
@ -1,118 +0,0 @@
|
||||
/**
|
||||
*
|
||||
* \section COPYRIGHT
|
||||
*
|
||||
* Copyright 2013-2015 Software Radio Systems Limited
|
||||
*
|
||||
* \section LICENSE
|
||||
*
|
||||
* This file is part of the srsLTE library.
|
||||
*
|
||||
* srsLTE is free software: you can redistribute it and/or modify
|
||||
* it under the terms of the GNU Affero General Public License as
|
||||
* published by the Free Software Foundation, either version 3 of
|
||||
* the License, or (at your option) any later version.
|
||||
*
|
||||
* srsLTE is distributed in the hope that it will be useful,
|
||||
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
* GNU Affero General Public License for more details.
|
||||
*
|
||||
* A copy of the GNU Affero General Public License can be found in
|
||||
* the LICENSE file in the top-level directory of this distribution
|
||||
* and at http://www.gnu.org/licenses/.
|
||||
*
|
||||
*/
|
||||
|
||||
#include <stdbool.h>
|
||||
#include <stdint.h>
|
||||
#include "srslte/config.h"
|
||||
#include "srslte/phy/rf/rf.h"
|
||||
|
||||
|
||||
SRSLTE_API int rf_limesdr_open( char *args,
|
||||
void **handler);
|
||||
|
||||
SRSLTE_API int rf_limesdr_open_multi( char *args,
|
||||
void **handler,
|
||||
uint32_t nof_rx_antennas);
|
||||
|
||||
SRSLTE_API char* rf_limesdr_devname(void *h);
|
||||
|
||||
SRSLTE_API int rf_limesdr_close(void *h);
|
||||
|
||||
SRSLTE_API void rf_limesdr_set_tx_cal(void *h, srslte_rf_cal_t *cal);
|
||||
|
||||
SRSLTE_API void rf_limesdr_set_rx_cal(void *h, srslte_rf_cal_t *cal);
|
||||
|
||||
SRSLTE_API int rf_limesdr_start_rx_stream(void *h);
|
||||
|
||||
SRSLTE_API int rf_limesdr_stop_rx_stream(void *h);
|
||||
|
||||
SRSLTE_API void rf_limesdr_flush_buffer(void *h);
|
||||
|
||||
SRSLTE_API bool rf_limesdr_has_rssi(void *h);
|
||||
|
||||
SRSLTE_API float rf_limesdr_get_rssi(void *h);
|
||||
|
||||
SRSLTE_API bool rf_limesdr_rx_wait_lo_locked(void *h);
|
||||
|
||||
SRSLTE_API void rf_limesdr_set_master_clock_rate(void *h,
|
||||
double rate);
|
||||
|
||||
SRSLTE_API bool rf_limesdr_is_master_clock_dynamic(void *h);
|
||||
|
||||
SRSLTE_API double rf_limesdr_set_rx_srate(void *h,
|
||||
double freq);
|
||||
|
||||
SRSLTE_API double rf_limesdr_set_rx_gain(void *h,
|
||||
double gain);
|
||||
|
||||
SRSLTE_API double rf_limesdr_get_rx_gain(void *h);
|
||||
|
||||
SRSLTE_API double rf_limesdr_set_tx_gain(void *h,
|
||||
double gain);
|
||||
|
||||
SRSLTE_API double rf_limesdr_get_tx_gain(void *h);
|
||||
|
||||
SRSLTE_API void rf_limesdr_suppress_stdout(void *h);
|
||||
|
||||
SRSLTE_API void rf_limesdr_register_error_handler(void *h, srslte_rf_error_handler_t error_handler);
|
||||
|
||||
SRSLTE_API double rf_limesdr_set_rx_freq(void *h,
|
||||
double freq);
|
||||
|
||||
SRSLTE_API int rf_limesdr_recv_with_time(void *h,
|
||||
void *data,
|
||||
uint32_t nsamples,
|
||||
bool blocking,
|
||||
time_t *secs,
|
||||
double *frac_secs);
|
||||
|
||||
SRSLTE_API int rf_limesdr_recv_with_time_multi(void *h,
|
||||
void **data,
|
||||
uint32_t nsamples,
|
||||
bool blocking,
|
||||
time_t *secs,
|
||||
double *frac_secs);
|
||||
|
||||
SRSLTE_API double rf_limesdr_set_tx_srate(void *h,
|
||||
double freq);
|
||||
|
||||
SRSLTE_API double rf_limesdr_set_tx_freq(void *h,
|
||||
double freq);
|
||||
|
||||
SRSLTE_API void rf_limesdr_get_time(void *h,
|
||||
time_t *secs,
|
||||
double *frac_secs);
|
||||
|
||||
SRSLTE_API int rf_limesdr_send_timed(void *h,
|
||||
void *data,
|
||||
int nsamples,
|
||||
time_t secs,
|
||||
double frac_secs,
|
||||
bool has_time_spec,
|
||||
bool blocking,
|
||||
bool is_start_of_burst,
|
||||
bool is_end_of_burst);
|
||||
|
||||
Loading…
Reference in New Issue