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sdrangel/devices/hackrf/devicehackrf.cpp

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///////////////////////////////////////////////////////////////////////////////////
// Copyright (C) 2012 maintech GmbH, Otto-Hahn-Str. 15, 97204 Hoechberg, Germany //
// written by Christian Daniel //
// Copyright (C) 2015-2019, 2021 Edouard Griffiths, F4EXB <f4exb06@gmail.com> //
// //
// This program is free software; you can redistribute it and/or modify //
// it under the terms of the GNU General Public License as published by //
// the Free Software Foundation as version 3 of the License, or //
// (at your option) any later version. //
// //
// This program 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 General Public License V3 for more details. //
// //
// You should have received a copy of the GNU General Public License //
// along with this program. If not, see <http://www.gnu.org/licenses/>. //
///////////////////////////////////////////////////////////////////////////////////
#include <stdio.h>
#include <QtGlobal>
#include <QDebug>
#include "devicehackrf.h"
DeviceHackRF::DeviceHackRF()
{
hackrf_error rc = (hackrf_error) hackrf_init();
if (rc != HACKRF_SUCCESS) {
qCritical("DeviceHackRF::open_hackrf: failed to initiate HackRF library %s", hackrf_error_name(rc));
}
}
DeviceHackRF::~DeviceHackRF()
{
hackrf_exit();
}
DeviceHackRF& DeviceHackRF::instance()
{
static DeviceHackRF inst;
return inst;
}
hackrf_device *DeviceHackRF::open_hackrf(int sequence)
{
instance();
return open_hackrf_from_sequence(sequence);
}
hackrf_device *DeviceHackRF::open_hackrf(const char * const serial)
{
hackrf_error rc;
hackrf_device *hackrf_ptr;
instance();
rc = (hackrf_error) hackrf_open_by_serial(serial, &hackrf_ptr);
if (rc == HACKRF_SUCCESS)
{
return hackrf_ptr;
}
else
{
qCritical("DeviceHackRF::open_hackrf: error #%d: %s", (int) rc, hackrf_error_name(rc));
return 0;
}
}
hackrf_device *DeviceHackRF::open_hackrf_from_sequence(int sequence)
{
instance();
hackrf_device_list_t *hackrf_devices = hackrf_device_list();
if (hackrf_devices == nullptr) {
return nullptr;
}
hackrf_device *hackrf_ptr;
hackrf_error rc;
rc = (hackrf_error) hackrf_device_list_open(hackrf_devices, sequence, &hackrf_ptr);
hackrf_device_list_free(hackrf_devices);
if (rc == HACKRF_SUCCESS)
{
return hackrf_ptr;
}
else
{
qCritical("DeviceHackRF::open_hackrf_from_sequence: error #%d: %s", (int) rc, hackrf_error_name(rc));
return 0;
}
}
void DeviceHackRF::enumOriginDevices(const QString& hardwareId, PluginInterface::OriginDevices& originDevices)
{
instance();
hackrf_device_list_t *hackrf_devices = hackrf_device_list();
if (hackrf_devices == nullptr) {
return;
}
hackrf_device *hackrf_ptr;
read_partid_serialno_t read_partid_serialno;
int i;
for (i=0; i < hackrf_devices->devicecount; i++)
{
hackrf_error rc = (hackrf_error) hackrf_device_list_open(hackrf_devices, i, &hackrf_ptr);
if (rc == HACKRF_SUCCESS)
{
qDebug("DeviceHackRF::enumOriginDevices: try to enumerate HackRF device #%d", i);
rc = (hackrf_error) hackrf_board_partid_serialno_read(hackrf_ptr, &read_partid_serialno);
if (rc != HACKRF_SUCCESS)
{
qDebug("DeviceHackRF::enumOriginDevices: failed to read serial no: %s", hackrf_error_name(rc));
hackrf_close(hackrf_ptr);
continue; // next
}
uint32_t serial_msb = read_partid_serialno.serial_no[2];
uint32_t serial_lsb = read_partid_serialno.serial_no[3];
QString serial_str = QString::number(serial_msb, 16) + QString::number(serial_lsb, 16);
//uint64_t serial_num = (((uint64_t) serial_msb)<<32) + serial_lsb;
QString displayedName(QString("HackRF[%1] %2").arg(i).arg(serial_str));
originDevices.append(PluginInterface::OriginDevice(
displayedName,
hardwareId,
serial_str,
i,
1,
1
));
qDebug("DeviceHackRF::enumOriginDevices: enumerated HackRF device #%d", i);
hackrf_close(hackrf_ptr);
}
else
{
qDebug("DeviceHackRF::enumOriginDevices: failed to enumerate HackRF device #%d: %s", i, hackrf_error_name(rc));
}
}
hackrf_device_list_free(hackrf_devices);
}
void DeviceHackRF::setDevicePPMCorrection(hackrf_device *dev, qint32 loPPMTenths)
{
if (!dev) {
return;
}
hackrf_error rc = HACKRF_SUCCESS;
const uint32_t msnaRegBase = 26; // Multisynth NA config register base
const int32_t msnaFreq = 800000000; // Multisynth NA target frequency
int32_t xo = 25000000; //Crystal frequency
int32_t a; // Multisynth NA XTAL multiplier integer 32 * 25mhz = 800mhz
int32_t b; // Multisynth NA XTAL multiplier fractional numerator 0 to 1048575
int32_t c; // Multisynth NA XTAL multiplier fractional denominator 1048575 max resolution
int64_t rem;
int32_t p1, p2, p3; // raw register values
xo = xo - xo/1000000*loPPMTenths/10; //adjust crystal freq by ppm error
a = msnaFreq / xo; //multiplier integer
rem = msnaFreq % xo; // multiplier remainder
if (rem)
{ //fraction mode
b = ((rem * 10485750)/xo +5) /10; //multiplier fractional numerator with rounding
c = 1048575; //multiplier fractional divisor
rc = (hackrf_error) hackrf_si5351c_write(dev, 22, 128); // MSNA set fractional mode
qDebug() << "DeviceHackRF::setDevicePPMCorrection: si5351c MSNA set to fraction mode.";
}
else
{ //integer mode
b = 0;
c = 1;
rc = (hackrf_error) hackrf_si5351c_write(dev, 22, 0); // MSNA set integer mode
qDebug() << "DeviceHackRF::setDevicePPMCorrection: si5351c MSNA set to integer mode.";
}
qDebug() << "DeviceHackRF::setDevicePPMCorrection: si5351c MSNA rem" << rem;
qDebug() << "DeviceHackRF::setDevicePPMCorrection: si5351c MSNA xoppm" << loPPMTenths / 10.0f;
qDebug() << "DeviceHackRF::setDevicePPMCorrection: si5351c MSNA xo" << xo;
qDebug() << "DeviceHackRF::setDevicePPMCorrection: si5351c MSNA a" << a;
qDebug() << "DeviceHackRF::setDevicePPMCorrection: si5351c MSNA b" << b;
qDebug() << "DeviceHackRF::setDevicePPMCorrection: si5351c MSNA c" << c;
p1 = 128*a + (128 * b/c) - 512;
p2 = (128*b) % c;
p3 = c;
if (rc == HACKRF_SUCCESS) {
rc = (hackrf_error) hackrf_si5351c_write(dev,msnaRegBase, (p3 >> 8) & 0xFF); // reg 26 MSNA_P3[15:8]
}
if (rc == HACKRF_SUCCESS) {
rc = (hackrf_error) hackrf_si5351c_write(dev, msnaRegBase + 1, p3 & 0xFF); // reg 27 MSNA_P3[7:0]
}
if (rc == HACKRF_SUCCESS) {
rc = (hackrf_error) hackrf_si5351c_write(dev, msnaRegBase + 2, (p1 >> 16) & 0x3); // reg28 bits 1:0 MSNA_P1[17:16]
}
if (rc == HACKRF_SUCCESS) {
rc = (hackrf_error) hackrf_si5351c_write(dev, msnaRegBase + 3, (p1 >> 8) & 0xFF); // reg 29 MSNA_P1[15:8]
}
if (rc == HACKRF_SUCCESS) {
rc = (hackrf_error) hackrf_si5351c_write(dev, msnaRegBase + 4, p1 & 0xFF); // reg 30 MSNA_P1[7:0]
}
if (rc == HACKRF_SUCCESS) {
rc = (hackrf_error) hackrf_si5351c_write(dev, msnaRegBase + 5, ((p3 & 0xF0000) >> 12) | ((p2 >> 16) & 0xF)); // bits 7:4 MSNA_P3[19:16], reg31 bits 3:0 MSNA_P2[19:16]
}
if (rc == HACKRF_SUCCESS) {
rc = (hackrf_error) hackrf_si5351c_write(dev, msnaRegBase + 6, (p2 >> 8) & 0xFF); // reg 32 MSNA_P2[15:8]
}
if (rc == HACKRF_SUCCESS) {
rc = (hackrf_error) hackrf_si5351c_write(dev, msnaRegBase + 7, p2 & 0xFF); // reg 33 MSNA_P2[7:0]
}
if (rc != HACKRF_SUCCESS)
{
qDebug("DeviceHackRF::setDevicePPMCorrection: XTAL error adjust failed: %s", hackrf_error_name(rc));
}
else
{
qDebug() << "DeviceHackRF::setDevicePPMCorrection: si5351c MSNA registers"
<< msnaRegBase << "<-" << ((p3 >> 8) & 0xFF)
<< (msnaRegBase + 1) << "<-" << (p3 & 0xFF)
<< (msnaRegBase + 2) << "<-" << ((p1 >> 16) & 0x3)
<< (msnaRegBase + 3) << "<-" << ((p1 >> 8) & 0xFF)
<< (msnaRegBase + 4) << "<-" << (p1 & 0xFF)
<< (msnaRegBase + 5) << "<-" << (((p3 & 0xF0000) >> 12) | ((p2 >> 16) & 0xF))
<< (msnaRegBase + 6) << "<-" << ((p2 >> 8) & 0xFF)
<< (msnaRegBase + 7) << "<-" << (p2 & 0xFF);
qDebug() << "DeviceHackRF::setDevicePPMCorrection: XTAL error adjusted by" << (loPPMTenths / 10.0f) << "PPM.";
}
}
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