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Calculate full range of sample rates supported, by varying master clock. Check if requested sample rate can be met.
134 lines
4.9 KiB
C++
134 lines
4.9 KiB
C++
///////////////////////////////////////////////////////////////////////////////////
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// Copyright (C) 2017 Edouard Griffiths, F4EXB //
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// Copyright (C) 2020 Jon Beniston, M7RCE //
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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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#ifndef DEVICES_USRP_DEVICEUSRPSHARED_H_
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#define DEVICES_USRP_DEVICEUSRPSHARED_H_
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#include <cstddef>
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#include "deviceusrpparam.h"
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#include "util/message.h"
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#include "export.h"
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/**
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* Structure shared by a buddy with other buddies
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*/
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class DEVICES_API DeviceUSRPShared
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{
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public:
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class DEVICES_API MsgReportBuddyChange : public Message {
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MESSAGE_CLASS_DECLARATION
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public:
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int getDevSampleRate() const { return m_devSampleRate; }
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uint64_t getCenterFrequency() const { return m_centerFrequency; }
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int getLOOffset() const { return m_loOffset; }
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int getMasterClockRate() const { return m_masterClockRate; }
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bool getRxElseTx() const { return m_rxElseTx; }
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static MsgReportBuddyChange* create(
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int devSampleRate,
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uint64_t centerFrequency,
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int loOffset,
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int masterClockRate,
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bool rxElseTx)
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{
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return new MsgReportBuddyChange(
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devSampleRate,
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centerFrequency,
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loOffset,
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masterClockRate,
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rxElseTx);
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}
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private:
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int m_devSampleRate; //!< device/host sample rate
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uint64_t m_centerFrequency; //!< Center frequency
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int m_loOffset; //!< LO offset
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int m_masterClockRate; //!< FPGA/RFIC sample rate
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bool m_rxElseTx; //!< tells which side initiated the message
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MsgReportBuddyChange(
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int devSampleRate,
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uint64_t centerFrequency,
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int loOffset,
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int masterClockRate,
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bool rxElseTx) :
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Message(),
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m_devSampleRate(devSampleRate),
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m_centerFrequency(centerFrequency),
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m_loOffset(loOffset),
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m_masterClockRate(masterClockRate),
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m_rxElseTx(rxElseTx)
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{ }
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};
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class DEVICES_API MsgReportClockSourceChange : public Message {
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MESSAGE_CLASS_DECLARATION
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public:
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QString getClockSource() const { return m_clockSource; }
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static MsgReportClockSourceChange* create(QString clockSource)
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{
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return new MsgReportClockSourceChange(
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clockSource);
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}
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private:
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QString m_clockSource; //!< "internal", "external", "gpsdo"
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MsgReportClockSourceChange(QString clockSource) :
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Message(),
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m_clockSource(clockSource)
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{ }
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};
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class DEVICES_API ThreadInterface
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{
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public:
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virtual void startWork() = 0;
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virtual void stopWork() = 0;
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virtual void setDeviceSampleRate(int sampleRate) = 0;
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virtual bool isRunning() = 0;
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};
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DeviceUSRPParams *m_deviceParams; //!< unique hardware device parameters
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int m_channel; //!< logical device channel number (-1 if none)
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ThreadInterface *m_thread; //!< holds the thread address if started else 0
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uint64_t m_centerFrequency;
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uint32_t m_log2Soft;
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bool m_threadWasRunning; //!< flag to know if thread needs to be resumed after suspend
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static const unsigned int m_sampleFifoMinRate;
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DeviceUSRPShared() :
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m_deviceParams(0),
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m_channel(-1),
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m_thread(0),
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m_centerFrequency(0),
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m_log2Soft(0),
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m_threadWasRunning(false)
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{}
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~DeviceUSRPShared()
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{}
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};
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#endif /* DEVICES_USRP_DEVICEUSRPSHARED_H_ */
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