mirror of https://github.com/pvnis/srsRAN_4G.git
Merge with master
ismagom
10 years ago
commit
90634182ce
@ -1,40 +0,0 @@
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# - Try to find LIBSDRGUI
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# Once done this will define
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# LIBSDRGUI_FOUND - System has libsdrgui
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# LIBSDRGUI_INCLUDE_DIRS - The libsdrgui include directories
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# LIBSDRGUI_LIBRARIES - The libsdrgui library
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find_package(PkgConfig)
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pkg_check_modules(PC_LIBSDRGUI QUIET libsdrgui)
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set(LIBSDRGUI_DEFINITIONS ${PC_LIBSDRGUI_CFLAGS_OTHER})
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FIND_PATH(
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LIBSDRGUI_INCLUDE_DIRS
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NAMES libsdrgui/libsdrgui.h
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HINTS ${PC_LIBSDRGUI_INCLUDEDIR}
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${PC_LIBSDRGUI_INCLUDE_DIRS}
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$ENV{LIBSDRGUI_DIR}/include
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PATHS /usr/local/include
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/usr/include
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)
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FIND_LIBRARY(
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LIBSDRGUI_LIBRARIES
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NAMES sdrgui
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HINTS ${PC_LIBSDRGUI_LIBDIR}
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${CMAKE_INSTALL_PREFIX}/lib
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${CMAKE_INSTALL_PREFIX}/lib64
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$ENV{LIBSDRGUI_DIR}/lib
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PATHS /usr/local/lib
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/usr/local/lib64
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/usr/lib
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/usr/lib64
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)
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message(STATUS "LIBSDRGUI LIBRARIES " ${LIBSDRGUI_LIBRARIES})
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message(STATUS "LIBSDRGUI INCLUDE DIRS " ${LIBSDRGUI_INCLUDE_DIRS})
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INCLUDE(FindPackageHandleStandardArgs)
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FIND_PACKAGE_HANDLE_STANDARD_ARGS(LIBSDRGUI DEFAULT_MSG LIBSDRGUI_LIBRARIES LIBSDRGUI_INCLUDE_DIRS)
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MARK_AS_ADVANCED(LIBSDRGUI_LIBRARIES LIBSDRGUI_INCLUDE_DIRS)
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@ -0,0 +1,42 @@
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# - Try to find SRSGUI
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# Once done this will define
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# SRSGUI_FOUND - System has srsgui
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# SRSGUI_INCLUDE_DIRS - The srsgui include directories
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# SRSGUI_LIBRARIES - The srsgui library
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find_package(PkgConfig)
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pkg_check_modules(PC_SRSGUI QUIET srsgui)
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IF(NOT SRSGUI_FOUND)
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FIND_PATH(
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SRSGUI_INCLUDE_DIRS
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NAMES srsgui/srsgui.h
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HINTS ${PC_SRSGUI_INCLUDEDIR}
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${PC_SRSGUI_INCLUDE_DIRS}
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$ENV{SRSGUI_DIR}/include
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PATHS /usr/local/include
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/usr/include
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)
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FIND_LIBRARY(
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SRSGUI_LIBRARIES
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NAMES srsgui
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HINTS ${PC_SRSGUI_LIBDIR}
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${CMAKE_INSTALL_PREFIX}/lib
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${CMAKE_INSTALL_PREFIX}/lib64
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$ENV{SRSGUI_DIR}/lib
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PATHS /usr/local/lib
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/usr/local/lib64
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/usr/lib
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/usr/lib64
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)
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message(STATUS "SRSGUI LIBRARIES " ${SRSGUI_LIBRARIES})
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message(STATUS "SRSGUI INCLUDE DIRS " ${SRSGUI_INCLUDE_DIRS})
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INCLUDE(FindPackageHandleStandardArgs)
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FIND_PACKAGE_HANDLE_STANDARD_ARGS(SRSGUI DEFAULT_MSG SRSGUI_LIBRARIES SRSGUI_INCLUDE_DIRS)
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MARK_AS_ADVANCED(SRSGUI_LIBRARIES SRSGUI_INCLUDE_DIRS)
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ENDIF(NOT SRSGUI_FOUND)
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@ -0,0 +1,150 @@
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/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2014 The srsLTE Developers. See the
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* COPYRIGHT file at the top-level directory of this distribution.
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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 Lesser 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 Lesser General Public License for more details.
|
||||
*
|
||||
* A copy of the GNU Lesser 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 <stdio.h>
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#include <signal.h>
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#include <stdlib.h>
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#include <string.h>
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#include <strings.h>
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#include <unistd.h>
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#include <math.h>
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#include <time.h>
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#include <stdbool.h>
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#include "srslte/srslte.h"
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#include "srslte/cuhd/cuhd.h"
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#include "srslte/io/filesink.h"
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static bool keep_running = true;
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char *output_file_name;
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char *uhd_args="";
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float uhd_gain=40.0, uhd_freq=-1.0, uhd_rate=0.96;
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int nof_samples = -1;
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void int_handler(int dummy) {
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keep_running = false;
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}
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void usage(char *prog) {
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printf("Usage: %s [agrnv] -f rx_frequency_hz -o output_file\n", prog);
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printf("\t-a UHD args [Default %s]\n", uhd_args);
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printf("\t-g UHD Gain [Default %.2f dB]\n", uhd_gain);
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printf("\t-r UHD Rate [Default %.6f MHz]\n", uhd_rate);
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printf("\t-n nof_samples [Default %d]\n", nof_samples);
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printf("\t-v srslte_verbose\n");
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}
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void parse_args(int argc, char **argv) {
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int opt;
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while ((opt = getopt(argc, argv, "agrnvfo")) != -1) {
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switch (opt) {
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case 'o':
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output_file_name = argv[optind];
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break;
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case 'a':
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uhd_args = argv[optind];
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break;
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case 'g':
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uhd_gain = atof(argv[optind]);
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break;
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case 'r':
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uhd_rate = atof(argv[optind]);
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break;
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case 'f':
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uhd_freq = atof(argv[optind]);
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break;
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case 'n':
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nof_samples = atoi(argv[optind]);
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break;
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case 'v':
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srslte_verbose++;
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break;
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default:
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usage(argv[0]);
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exit(-1);
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}
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}
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if (uhd_freq < 0) {
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usage(argv[0]);
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exit(-1);
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}
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}
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int main(int argc, char **argv) {
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cf_t *buffer;
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int sample_count, n;
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void *uhd;
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srslte_filesink_t sink;
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int32_t buflen;
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signal(SIGINT, int_handler);
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parse_args(argc, argv);
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buflen = 4800;
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sample_count = 0;
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buffer = malloc(sizeof(cf_t) * buflen);
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if (!buffer) {
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perror("malloc");
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exit(-1);
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}
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srslte_filesink_init(&sink, output_file_name, SRSLTE_COMPLEX_FLOAT_BIN);
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printf("Opening UHD device...\n");
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if (cuhd_open(uhd_args, &uhd)) {
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fprintf(stderr, "Error opening uhd\n");
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exit(-1);
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}
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printf("Set RX freq: %.6f MHz\n", cuhd_set_rx_freq(uhd, uhd_freq) / 1000000);
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printf("Set RX gain: %.1f dB\n", cuhd_set_rx_gain(uhd, uhd_gain));
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printf("Set RX rate: %.6f MHz\n", cuhd_set_rx_srate(uhd, uhd_rate*1e6) / 1000000);
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cuhd_rx_wait_lo_locked(uhd);
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cuhd_start_rx_stream(uhd);
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while((sample_count < nof_samples || nof_samples == -1)
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&& keep_running){
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n = cuhd_recv(uhd, buffer, buflen, 1);
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if (n < 0) {
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fprintf(stderr, "Error receiving samples\n");
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exit(-1);
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}
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srslte_filesink_write(&sink, buffer, buflen);
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sample_count += buflen;
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}
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srslte_filesink_free(&sink);
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free(buffer);
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cuhd_close(uhd);
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printf("Ok - wrote %d samples\n", sample_count);
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exit(0);
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}
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@ -0,0 +1,169 @@
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/**
|
||||
*
|
||||
* \section COPYRIGHT
|
||||
*
|
||||
* Copyright 2013-2014 The srsLTE Developers. See the
|
||||
* COPYRIGHT file at the top-level directory of this distribution.
|
||||
*
|
||||
* \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 Lesser 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 Lesser General Public License for more details.
|
||||
*
|
||||
* A copy of the GNU Lesser 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/.
|
||||
*
|
||||
*/
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||||
|
||||
/******************************************************************************
|
||||
* File: ue_phy.h
|
||||
*
|
||||
* Description: Top-level class wrapper for PHY layer.
|
||||
*
|
||||
* Reference:
|
||||
*****************************************************************************/
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||||
|
||||
#include "srslte/srslte.h"
|
||||
#include "srslte/utils/queue.h"
|
||||
|
||||
#ifndef UEPHY_H
|
||||
#define UEPHY_H
|
||||
|
||||
#define SYNC_MODE_CV 0
|
||||
#define SYNC_MODE_CALLBACK 1
|
||||
#define SYNC_MODE SYNC_MODE_CV
|
||||
|
||||
namespace srslte {
|
||||
|
||||
typedef _Complex float cf_t;
|
||||
|
||||
class ue_phy
|
||||
{
|
||||
public:
|
||||
|
||||
typedef enum {DOWNLINK, UPLINK} direction_t;
|
||||
|
||||
typedef enum {
|
||||
PDCCH_UL_SEARCH_CRNTI = 0,
|
||||
PDCCH_UL_SEARCH_RA_PROC,
|
||||
PDCCH_UL_SEARCH_SPS,
|
||||
PDCCH_UL_SEARCH_TEMPORAL,
|
||||
PDCCH_UL_SEARCH_TPC_PUSCH,
|
||||
PDCCH_UL_SEARCH_TPC_PUCCH
|
||||
} pdcch_ul_search_t;
|
||||
|
||||
typedef enum {
|
||||
PDCCH_DL_SEARCH_CRNTI = 0,
|
||||
PDCCH_DL_SEARCH_SIRNTI,
|
||||
PDCCH_DL_SEARCH_PRNTI,
|
||||
PDCCH_DL_SEARCH_RARNTI,
|
||||
PDCCH_DL_SEARCH_TEMPORAL,
|
||||
PDCCH_DL_SEARCH_SPS
|
||||
} pdcch_dl_search_t;
|
||||
|
||||
/* Uplink/Downlink scheduling grant generated by a successfully decoded PDCCH */
|
||||
class sched_grant {
|
||||
public:
|
||||
uint16_t get_rnti();
|
||||
uint32_t get_rv();
|
||||
void set_rv(uint32_t rv);
|
||||
bool get_ndi();
|
||||
bool get_cqi_request();
|
||||
uint32_t get_harq_process();
|
||||
private:
|
||||
union {
|
||||
srslte_ra_pusch_t ul_grant;
|
||||
srslte_ra_pdsch_t dl_grant;
|
||||
};
|
||||
direction_t dir;
|
||||
};
|
||||
|
||||
|
||||
/* Uplink scheduling assignment. The MAC instructs the PHY to prepare an UL packet (PUSCH or PUCCH)
|
||||
* for transmission. The MAC must call generate_pusch() to set the packet ready for transmission
|
||||
*/
|
||||
class ul_buffer : public queue::element {
|
||||
public:
|
||||
ul_buffer(srslte_cell_t cell);
|
||||
void generate_pusch(sched_grant pusch_grant, uint8_t *payload, srslte_uci_data_t uci_data);
|
||||
void generate_pucch(srslte_uci_data_t uci_data);
|
||||
private:
|
||||
srslte_ue_ul_t ue_ul;
|
||||
bool signal_generated = false;
|
||||
cf_t* signal_buffer = NULL;
|
||||
uint32_t tti = 0;
|
||||
};
|
||||
|
||||
/* Class for the processing of Downlink buffers. The MAC obtains a buffer for a given TTI and then
|
||||
* gets ul/dl scheduling grants and/or processes phich/pdsch channels
|
||||
*/
|
||||
class dl_buffer : public queue::element {
|
||||
public:
|
||||
dl_buffer(srslte_cell_t cell);
|
||||
sched_grant get_ul_grant(pdcch_ul_search_t mode, uint32_t rnti);
|
||||
sched_grant get_dl_grant(pdcch_dl_search_t mode, uint32_t rnti);
|
||||
bool decode_phich(srslte_phich_alloc_t assignment);
|
||||
bool decode_pdsch(sched_grant pdsch_grant, uint8_t *payload); // returns true or false for CRC OK/KO
|
||||
private:
|
||||
srslte_ue_dl_t ue_dl;
|
||||
srslte_phich_t phich;
|
||||
cf_t *signal_buffer = NULL;
|
||||
bool sf_symbols_and_ce_done = false;
|
||||
bool pdcch_llr_extracted = false;
|
||||
uint32_t tti = 0;
|
||||
};
|
||||
|
||||
|
||||
#if SYNC_MODE==SYNC_MODE_CALLBACK
|
||||
typedef (*ue_phy_tti_clock_fcn_t) (void);
|
||||
ue_phy(ue_phy_tti_clock_fcn_t tti_clock_callback);
|
||||
#else
|
||||
ue_phy();
|
||||
#endif
|
||||
~ue_phy();
|
||||
|
||||
void measure(); // TBD
|
||||
void dl_bch();
|
||||
void start_rxtx();
|
||||
void stop_rxtx();
|
||||
void init_prach();
|
||||
void send_prach(/* prach_cfg_t in prach.h with power, seq idx, etc */);
|
||||
void set_param();
|
||||
|
||||
uint32_t get_tti();
|
||||
#if SYNC_MODE==SYNC_MODE_CV
|
||||
std::condition_variable tti_cv;
|
||||
std::mutex tti_mutex;
|
||||
#endif
|
||||
|
||||
ul_buffer get_ul_buffer(uint32_t tti);
|
||||
dl_buffer get_dl_buffer(uint32_t tti);
|
||||
|
||||
private:
|
||||
enum {
|
||||
IDLE, MEASURE, RX_BCH, RXTX
|
||||
} phy_state;
|
||||
|
||||
bool prach_initiated = false;
|
||||
bool prach_ready_to_send = false;
|
||||
srslte_prach_t prach;
|
||||
|
||||
queue ul_buffer_queue;
|
||||
queue dl_buffer_queue;
|
||||
|
||||
pthread_t radio_thread;
|
||||
void *radio_handler;
|
||||
};
|
||||
|
||||
}
|
||||
#endif
|
||||
Some files were not shown because too many files have changed in this diff Show More
Loading…
Reference in New Issue