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140 lines
4.1 KiB
C++
140 lines
4.1 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2016-2017 Edouard Griffiths, F4EXB //
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// //
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// This program 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 as version 3 of the License, or //
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// (at your option) any later version. //
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// //
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// This program 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 V3 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 this program. If not, see <http://www.gnu.org/licenses/>. //
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///////////////////////////////////////////////////////////////////////////////////
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#include <QtGlobal>
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#include <cstdio>
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#include <cstring>
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#include "devicebladerf1.h"
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bool DeviceBladeRF1::open_bladerf(struct bladerf **dev, const char *serial)
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{
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int fpga_loaded;
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if ((*dev = open_bladerf_from_serial(serial)) == 0)
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{
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qCritical("DeviceBladeRF::open_bladerf: could not open BladeRF");
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return false;
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}
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fpga_loaded = bladerf_is_fpga_configured(*dev);
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if (fpga_loaded < 0)
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{
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qCritical("DeviceBladeRF::open_bladerf: failed to check FPGA state: %s",
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bladerf_strerror(fpga_loaded));
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return false;
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}
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else if (fpga_loaded == 0)
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{
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qCritical("BladerfOutput::start: the device's FPGA is not loaded.");
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return false;
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}
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return true;
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}
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struct bladerf *DeviceBladeRF1::open_bladerf_from_serial(const char *serial)
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{
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int status;
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struct bladerf *dev;
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struct bladerf_devinfo info;
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/* Initialize all fields to "don't care" wildcard values.
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*
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* Immediately passing this to bladerf_open_with_devinfo() would cause
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* libbladeRF to open any device on any available backend. */
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bladerf_init_devinfo(&info);
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/* Specify the desired device's serial number, while leaving all other
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* fields in the info structure wildcard values */
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if (serial != 0)
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{
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strncpy(info.serial, serial, BLADERF_SERIAL_LENGTH - 1);
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info.serial[BLADERF_SERIAL_LENGTH - 1] = '\0';
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}
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status = bladerf_open_with_devinfo(&dev, &info);
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if (status == BLADERF_ERR_NODEV)
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{
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qCritical("DeviceBladeRF::open_bladerf_from_serial: No devices available with serial %s", serial);
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return 0;
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}
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else if (status != 0)
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{
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qCritical("DeviceBladeRF::open_bladerf_from_serial: Failed to open device with serial %s (%s)",
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serial, bladerf_strerror(status));
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return 0;
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}
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else
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{
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return dev;
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}
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}
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const unsigned int BladerfBandwidths::m_nb_halfbw = 16;
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const unsigned int BladerfBandwidths::m_halfbw[BladerfBandwidths::m_nb_halfbw] = {
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750,
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875,
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1250,
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1375,
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1500,
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1920,
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2500,
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2750,
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3000,
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3500,
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4375,
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5000,
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6000,
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7000,
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10000,
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14000};
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unsigned int BladerfBandwidths::getBandwidth(unsigned int bandwidth_index)
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{
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if (bandwidth_index < m_nb_halfbw)
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{
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return m_halfbw[bandwidth_index] * 2;
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}
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else
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{
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return m_halfbw[0] * 2;
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}
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}
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unsigned int BladerfBandwidths::getBandwidthIndex(unsigned int bandwidth)
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{
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for (unsigned int i=0; i < m_nb_halfbw; i++)
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{
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if (bandwidth/2000 == m_halfbw[i])
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{
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return i;
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}
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}
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return 0;
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}
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unsigned int BladerfBandwidths::getNbBandwidths()
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{
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return BladerfBandwidths::m_nb_halfbw;
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}
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