mirror of https://github.com/gnss-sdr/gnss-sdr
Implement more conf options for AD9361 FIR filters, work in progress
This commit is contained in:
parent
0dbba0500d
commit
09078b6486
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@ -2286,6 +2286,14 @@ else()
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TYPE OPTIONAL
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TYPE OPTIONAL
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)
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)
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endif()
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endif()
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find_package(LIBAD9361)
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set_package_properties(LIBAD9361 PROPERTIES
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PURPOSE "Used for configuring the AD9361 chipset"
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TYPE OPTIONAL
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)
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if(NOT LIBAD9361_FOUND)
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set(GRIIO_FOUND FALSE)
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endif()
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if(ENABLE_PLUTOSDR OR ENABLE_FMCOMMS2)
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if(ENABLE_PLUTOSDR OR ENABLE_FMCOMMS2)
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if(NOT GRIIO_FOUND)
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if(NOT GRIIO_FOUND)
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message(STATUS "gnuradio-iio not found, its installation is required.")
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message(STATUS "gnuradio-iio not found, its installation is required.")
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@ -0,0 +1,124 @@
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# Copyright (C) 2011-2019 (see AUTHORS file for a list of contributors)
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#
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# This file is part of GNSS-SDR.
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#
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# GNSS-SDR is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# GNSS-SDR 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 General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with GNSS-SDR. If not, see <https://www.gnu.org/licenses/>.
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#
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# Provides the following imported target:
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# Iio::iio
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#
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if(NOT COMMAND feature_summary)
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include(FeatureSummary)
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endif()
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set(PKG_CONFIG_USE_CMAKE_PREFIX_PATH TRUE)
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include(FindPkgConfig)
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pkg_check_modules(PC_LIBAD9361 libad9361)
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find_path(
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LIBAD9361_INCLUDE_DIRS
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NAMES ad9361.h
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HINTS ${PC_LIBAD9361_INCLUDEDIR}
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PATHS /usr/include
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/usr/local/include
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/opt/local/include
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${CMAKE_INSTALL_PREFIX}/include
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${LIBAD9361_ROOT}/include
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$ENV{LIBAD9361_ROOT}/include
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$ENV{LIBAD9361_DIR}/include
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)
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find_library(
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LIBAD9361_LIBRARIES
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NAMES ad9361
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HINTS ${PC_LIBAD9361_LIBDIR}
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PATHS /usr/lib
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/usr/lib64
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/usr/lib/x86_64-linux-gnu
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/usr/lib/i386-linux-gnu
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/usr/lib/alpha-linux-gnu
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/usr/lib/aarch64-linux-gnu
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/usr/lib/arm-linux-gnueabi
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/usr/lib/arm-linux-gnueabihf
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/usr/lib/hppa-linux-gnu
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/usr/lib/i686-gnu
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/usr/lib/i686-linux-gnu
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/usr/lib/x86_64-kfreebsd-gnu
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/usr/lib/i686-kfreebsd-gnu
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/usr/lib/m68k-linux-gnu
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/usr/lib/mips-linux-gnu
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/usr/lib/mips64el-linux-gnuabi64
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/usr/lib/mipsel-linux-gnu
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/usr/lib/powerpc-linux-gnu
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/usr/lib/powerpc-linux-gnuspe
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/usr/lib/powerpc64-linux-gnu
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/usr/lib/powerpc64le-linux-gnu
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/usr/lib/s390x-linux-gnu
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/usr/lib/sparc64-linux-gnu
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/usr/lib/x86_64-linux-gnux32
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/usr/lib/sh4-linux-gnu
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/usr/lib/riscv64-linux-gnu
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/usr/local/lib
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/usr/local/lib64
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/opt/local/lib
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/Library/Frameworks/iio.framework/
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${CMAKE_INSTALL_PREFIX}/lib
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${CMAKE_INSTALL_PREFIX}/lib64
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${LIBAD9361_ROOT}/lib
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$ENV{LIBAD9361_ROOT}/lib
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${LIBAD9361_ROOT}/lib64
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$ENV{LIBAD9361_ROOT}/lib64
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$ENV{LIBAD9361_DIR}/lib
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)
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if(LIBAD9361_LIBRARIES AND APPLE)
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if(LIBAD9361_LIBRARIES MATCHES "framework")
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set(LIBAD9361_LIBRARIES ${LIBAD9361_LIBRARIES}/ad9361)
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endif()
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endif()
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include(FindPackageHandleStandardArgs)
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find_package_handle_standard_args(LIBAD9361 DEFAULT_MSG LIBAD9361_LIBRARIES LIBAD9361_INCLUDE_DIRS)
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if(PC_LIBAD9361_VERSION)
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set(LIBAD9361_VERSION ${PC_LIBAD9361_VERSION})
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endif()
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if(LIBAD9361_FOUND AND LIBAD9361_VERSION)
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set_package_properties(LIBAD9361 PROPERTIES
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DESCRIPTION "A library for interfacing with AD936X transceivers (found: v${LIBAD9361_VERSION})"
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)
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else()
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set_package_properties(LIBAD9361 PROPERTIES
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DESCRIPTION "A library for interfacing with AD936X transceivers"
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)
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endif()
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set_package_properties(LIBAD9361 PROPERTIES
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URL "https://github.com/analogdevicesinc/libad9361-iio"
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)
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if(LIBAD9361_FOUND AND NOT TARGET Iio::ad9361)
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add_library(Iio::ad9361 SHARED IMPORTED)
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set_target_properties(Iio::ad9361 PROPERTIES
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IMPORTED_LINK_INTERFACE_LANGUAGES "CXX"
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IMPORTED_LOCATION "${LIBAD9361_LIBRARIES}"
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INTERFACE_INCLUDE_DIRECTORIES "${LIBAD9361_INCLUDE_DIRS}"
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INTERFACE_LINK_LIBRARIES "${LIBAD9361_LIBRARIES}"
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)
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endif()
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mark_as_advanced(LIBAD9361_LIBRARIES LIBAD9361_INCLUDE_DIRS)
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@ -67,6 +67,8 @@ if(ENABLE_FMCOMMS2 OR ENABLE_AD9361)
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target_link_libraries(signal_source_libs
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target_link_libraries(signal_source_libs
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PUBLIC
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PUBLIC
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Iio::iio
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Iio::iio
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PRIVATE
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Iio::ad9361
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)
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)
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endif()
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endif()
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@ -31,9 +31,12 @@
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*/
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*/
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#include "ad9361_manager.h"
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#include "ad9361_manager.h"
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#include <glog/logging.h>
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#include <glog/logging.h>
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#include <ad9361.h>
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#include <cmath>
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#include <cmath>
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#include <fstream> // for ifstream
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#include <iostream>
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#include <iostream>
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#include <sstream>
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#include <sstream>
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#include <vector>
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/* check return value of attr_write function */
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/* check return value of attr_write function */
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@ -322,9 +325,10 @@ bool config_ad9361_rx_remote(const std::string &remote_host,
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bool rfdc_,
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bool rfdc_,
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bool bbdc_)
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bool bbdc_)
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{
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{
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std::string filter_source_("Off");
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float Fpass_ = 0.0, Fstop_ = 0.0;
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std::string filter_filename_;
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// RX stream config
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// RX stream config
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// Stream configurations
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struct stream_cfg rxcfg;
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std::cout << "AD9361 Acquiring IIO REMOTE context in host " << remote_host << std::endl;
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std::cout << "AD9361 Acquiring IIO REMOTE context in host " << remote_host << std::endl;
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struct iio_context *ctx;
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struct iio_context *ctx;
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@ -354,19 +358,32 @@ bool config_ad9361_rx_remote(const std::string &remote_host,
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throw std::runtime_error("AD9361 IIO No rx dev found");
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throw std::runtime_error("AD9361 IIO No rx dev found");
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};
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};
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std::cout << "* Configuring AD9361 for streaming\n";
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struct iio_device *ad9361_phy;
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struct iio_device *ad9361_phy;
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ad9361_phy = iio_context_find_device(ctx, "ad9361-phy");
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ad9361_phy = iio_context_find_device(ctx, "ad9361-phy");
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int ret;
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int ret;
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std::cout << "* Configuring AD9361 for streaming\n";
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std::cout << "* Initializing AD9361 IIO streaming channels\n";
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if (!get_ad9361_stream_ch(ctx, RX, rx, 0, &rx0_i))
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{
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std::cout << "RX chan i not found\n";
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throw std::runtime_error("RX chan i not found");
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}
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if (!get_ad9361_stream_ch(ctx, RX, rx, 1, &rx0_q))
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{
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std::cout << "RX chan q not found\n";
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throw std::runtime_error("RX chan q not found");
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}
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if (filter_source_ == "Off")
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if (filter_source_ == "Off")
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{
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{
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struct stream_cfg rxcfg;
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struct stream_cfg rxcfg;
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rxcfg.bw_hz = bandwidth_; // 2 MHz rf bandwidth
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rxcfg.bw_hz = bandwidth_;
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rxcfg.fs_hz = sample_rate_; // 2.5 MS/s rx sample rate
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rxcfg.fs_hz = sample_rate_;
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rxcfg.lo_hz = freq_; // 2.5 GHz rf frequency
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rxcfg.lo_hz = freq_;
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rxcfg.rfport = rf_port_select_.c_str(); // port A (select for rf freq.)
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rxcfg.rfport = rf_port_select_.c_str();
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if (!cfg_ad9361_streaming_ch(ctx, &rxcfg, RX, 0))
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if (!cfg_ad9361_streaming_ch(ctx, &rxcfg, RX, 0))
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{
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{
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@ -383,14 +400,41 @@ bool config_ad9361_rx_remote(const std::string &remote_host,
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// set bw
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// set bw
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//params.push_back("in_voltage_rf_bandwidth=" + boost::to_string(bandwidth));
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//params.push_back("in_voltage_rf_bandwidth=" + boost::to_string(bandwidth));
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}
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}
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//wr_ch_str(rx0_i, "rf_port_select", rf_port_select_.c_str());
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ret = iio_device_attr_write(ad9361_phy, "in_voltage0_rf_port_select", rf_port_select_.c_str());
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if (ret)
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{
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throw std::runtime_error("Unable to set rf_port_select");
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}
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wr_ch_lli(rx0_i, "rf_bandwidth", bandwidth_);
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//if (!get_lo_chan(ctx, "RX", &chn))
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// {
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// return false;
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// }
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//wr_ch_lli(chn, "frequency", freq_);
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// in_voltage0_rf_port_select
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// in_voltage0_rf_port_select
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}
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}
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else if (filter_source_ == "File")
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else if (filter_source_ == "File")
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{
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{
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if (!load_fir_filter(filter_filename_, ad9361_phy))
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try
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{
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{
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throw std::runtime_error("Unable to load filter file");
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if (!load_fir_filter(filter_filename_, ad9361_phy))
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{
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throw std::runtime_error("Unable to load filter file");
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}
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}
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}
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catch (const std::runtime_error &e)
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{
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std::cout << "Exception cached when configuring the RX FIR filter: " << e.what() << std::endl;
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}
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ret = iio_device_attr_write(ad9361_phy, "in_voltage0_rf_port_select", rf_port_select_.c_str());
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if (ret)
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{
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throw std::runtime_error("Unable to set rf_port_select");
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}
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wr_ch_lli(rx0_i, "rf_bandwidth", bandwidth_);
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wr_ch_lli(rx0_i, "frequency", freq_);
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}
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}
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else if (filter_source_ == "Design")
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else if (filter_source_ == "Design")
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{
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{
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@ -400,23 +444,27 @@ bool config_ad9361_rx_remote(const std::string &remote_host,
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{
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{
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throw std::runtime_error("Unable to set BB rate");
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throw std::runtime_error("Unable to set BB rate");
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}
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}
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ret = iio_device_attr_write(ad9361_phy, "in_voltage0_rf_port_select", rf_port_select_.c_str());
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if (ret)
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{
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throw std::runtime_error("Unable to set rf_port_select");
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}
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wr_ch_lli(rx0_i, "rf_bandwidth", bandwidth_);
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wr_ch_lli(rx0_i, "frequency", freq_);
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}
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}
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else
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else
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{
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{
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throw std::runtime_error("Unknown filter configuration");
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throw std::runtime_error("Unknown filter configuration");
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}
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}
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std::cout << "* Initializing AD9361 IIO streaming channels\n";
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// Filters can only be disabled after the sample rate has been set
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if (!get_ad9361_stream_ch(ctx, RX, rx, 0, &rx0_i))
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if (filter_source_ == "Off")
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{
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{
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std::cout << "RX chan i not found\n";
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ret = ad9361_set_trx_fir_enable(ad9361_phy, false);
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throw std::runtime_error("RX chan i not found");
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if (ret)
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}
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{
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throw std::runtime_error("Unable to disable filters");
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if (!get_ad9361_stream_ch(ctx, RX, rx, 1, &rx0_q))
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}
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{
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std::cout << "RX chan q not found\n";
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throw std::runtime_error("RX chan q not found");
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}
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}
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std::cout << "* Enabling IIO streaming channels\n";
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std::cout << "* Enabling IIO streaming channels\n";
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@ -853,3 +901,47 @@ bool ad9361_disable_lo_local()
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return true;
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return true;
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}
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}
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bool load_fir_filter(
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std::string &filter, struct iio_device *phy)
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{
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if (filter.empty() || !iio_device_find_attr(phy, "filter_fir_config"))
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{
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return false;
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}
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std::ifstream ifs(filter.c_str(), std::ifstream::binary);
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if (!ifs)
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{
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return false;
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}
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/* Here, we verify that the filter file contains data for both RX+TX. */
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{
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char buf[256];
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do
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{
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ifs.getline(buf, sizeof(buf));
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}
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while (!(buf[0] == '-' || (buf[0] >= '0' && buf[0] <= '9')));
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std::string line(buf);
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if (line.find(',') == std::string::npos)
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throw std::runtime_error("Incompatible filter file");
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}
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ifs.seekg(0, ifs.end);
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int length = ifs.tellg();
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ifs.seekg(0, ifs.beg);
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std::vector<char> buffer(length);
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ifs.read(buffer.data(), length);
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ifs.close();
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int ret = iio_device_attr_write_raw(phy,
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"filter_fir_config", buffer.data(), length);
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return ret > 0;
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}
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@ -132,4 +132,6 @@ bool ad9361_disable_lo_remote(const std::string &remote_host);
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bool ad9361_disable_lo_local();
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bool ad9361_disable_lo_local();
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bool load_fir_filter(std::string &filter, struct iio_device *phy);
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#endif // GNSS_SDR_AD9361_MANAGER_H_
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#endif // GNSS_SDR_AD9361_MANAGER_H_
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