-
Notifications
You must be signed in to change notification settings - Fork 29
/
SoapyUHDDevice.cpp
1162 lines (991 loc) · 43.8 KB
/
SoapyUHDDevice.cpp
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
// Copyright (c) 2014-2020 Josh Blum
// 2019-2021 Nicholas Corgan
// SPDX-License-Identifier: GPL-3.0
/***********************************************************************
* A Soapy module that supports UHD devices within the Soapy API.
**********************************************************************/
#include "TypeHelpers.hpp"
#include <SoapySDR/Device.hpp>
#include <SoapySDR/Registry.hpp>
#include <SoapySDR/Logger.hpp>
#include <uhd/version.hpp>
#include <uhd/device.hpp>
#ifdef UHD_HAS_MSG_HPP
#include <uhd/utils/msg.hpp>
#else
#include <uhd/utils/log_add.hpp>
#endif
#include <uhd/usrp/multi_usrp.hpp>
#include <uhd/property_tree.hpp>
#include <uhd/version.hpp>
#include <cctype>
#include <iostream>
/***********************************************************************
* Stream wrapper
**********************************************************************/
struct SoapyUHDStream
{
uhd::rx_streamer::sptr rx;
uhd::tx_streamer::sptr tx;
};
/***********************************************************************
* Device interface
**********************************************************************/
class SoapyUHDDevice : public SoapySDR::Device
{
public:
SoapyUHDDevice(uhd::usrp::multi_usrp::sptr dev, const SoapySDR::Kwargs &args):
_dev(dev),
_type(args.at("type")),
_isNetworkDevice(args.count("addr") != 0)
{
if (args.count("rx_subdev") != 0) _dev->set_rx_subdev_spec(args.at("rx_subdev"));
if (args.count("tx_subdev") != 0) _dev->set_tx_subdev_spec(args.at("tx_subdev"));
}
/*******************************************************************
* Identification API
******************************************************************/
std::string getDriverKey(void) const
{
return _type;
}
std::string getHardwareKey(void) const
{
return _dev->get_mboard_name();
}
SoapySDR::Kwargs getHardwareInfo(void) const
{
SoapySDR::Kwargs out;
for (size_t i = 0; i < this->getNumChannels(SOAPY_SDR_TX); i++)
{
const uhd::dict<std::string, std::string> info = _dev->get_usrp_tx_info(i);
for (const std::string &key : info.keys())
{
if (key.size() > 3 and key.substr(0, 3) == "tx_")
out[str(boost::format("tx%d_%s") % i % key.substr(3))] = info[key];
else out[key] = info[key];
}
}
for (size_t i = 0; i < this->getNumChannels(SOAPY_SDR_RX); i++)
{
const uhd::dict<std::string, std::string> info = _dev->get_usrp_rx_info(i);
for (const std::string &key : info.keys())
{
if (key.size() > 3 and key.substr(0, 3) == "rx_")
out[str(boost::format("rx%d_%s") % i % key.substr(3))] = info[key];
else out[key] = info[key];
}
}
uhd::property_tree::sptr tree = _get_tree();
if (tree->exists("/mboards/0/fw_version")) out["fw_version"] = tree->access<std::string>("/mboards/0/fw_version").get();
if (tree->exists("/mboards/0/fpga_version")) out["fpga_version"] = tree->access<std::string>("/mboards/0/fpga_version").get();
return out;
}
/*******************************************************************
* Channels support
******************************************************************/
void setFrontendMapping(const int dir, const std::string &mapping)
{
if (dir == SOAPY_SDR_TX) return _dev->set_tx_subdev_spec(mapping);
if (dir == SOAPY_SDR_RX) return _dev->set_rx_subdev_spec(mapping);
}
std::string getFrontendMapping(const int dir) const
{
if (dir == SOAPY_SDR_TX) return _dev->get_tx_subdev_spec().to_string();
if (dir == SOAPY_SDR_RX) return _dev->get_rx_subdev_spec().to_string();
return SoapySDR::Device::getFrontendMapping(dir);
}
size_t getNumChannels(const int dir) const
{
if (dir == SOAPY_SDR_TX) return _dev->get_tx_num_channels();
if (dir == SOAPY_SDR_RX) return _dev->get_rx_num_channels();
return SoapySDR::Device::getNumChannels(dir);
}
/*******************************************************************
* Stream support
******************************************************************/
std::vector<std::string> getStreamFormats(const int, const size_t) const
{
std::vector<std::string> formats;
formats.push_back("CS8");
formats.push_back("CS12");
formats.push_back("CS16");
formats.push_back("CF32");
formats.push_back("CF64");
return formats;
}
std::string getNativeStreamFormat(const int, const size_t, double &fullScale) const
{
fullScale = (1 << 15);
return "CS16";
}
SoapySDR::ArgInfoList getStreamArgsInfo(const int direction, const size_t) const
{
SoapySDR::ArgInfoList streamArgs;
SoapySDR::ArgInfo sppArg;
sppArg.key = "spp";
sppArg.value = "0";
sppArg.name = "Samples per packet";
sppArg.description = "The number of samples per packet.";
sppArg.units = "samples";
sppArg.type = SoapySDR::ArgInfo::INT;
streamArgs.push_back(sppArg);
SoapySDR::ArgInfo wireFormatArg;
wireFormatArg.key = "WIRE";
wireFormatArg.value = "";
wireFormatArg.name = "Bus format";
wireFormatArg.description = "The format of samples over the bus.";
wireFormatArg.type = SoapySDR::ArgInfo::STRING;
wireFormatArg.options.push_back("sc8");
wireFormatArg.options.push_back("sc16");
wireFormatArg.optionNames.push_back("Complex bytes");
wireFormatArg.optionNames.push_back("Complex shorts");
streamArgs.push_back(wireFormatArg);
SoapySDR::ArgInfo peakArgs;
peakArgs.key = "peak";
peakArgs.value = "1.0";
peakArgs.name = "Peak value";
peakArgs.description = "The peak value for scaling in complex byte mode.";
peakArgs.type = SoapySDR::ArgInfo::FLOAT;
streamArgs.push_back(peakArgs);
const std::string key = (direction == SOAPY_SDR_RX)?"recv":"send";
const std::string name = (direction == SOAPY_SDR_RX)?"Receive":"Send";
SoapySDR::ArgInfo bufSizeArgs;
bufSizeArgs.key = key+"_buff_size";
bufSizeArgs.value = "0";
bufSizeArgs.name = name + " socket buffer size";
bufSizeArgs.description = "The size of the kernel socket buffer in bytes. Use 0 for automatic.";
bufSizeArgs.units = "bytes";
bufSizeArgs.type = SoapySDR::ArgInfo::INT;
if (_isNetworkDevice) streamArgs.push_back(bufSizeArgs);
SoapySDR::ArgInfo frameSizeArgs;
frameSizeArgs.key = key+"_frame_size";
frameSizeArgs.value = "";
frameSizeArgs.name = name + " frame buffer size";
frameSizeArgs.description = "The size an individual datagram or frame in bytes.";
frameSizeArgs.units = "bytes";
frameSizeArgs.type = SoapySDR::ArgInfo::INT;
streamArgs.push_back(frameSizeArgs);
SoapySDR::ArgInfo numFrameArgs;
numFrameArgs.key = "num_"+key+"_frames";
numFrameArgs.value = "";
numFrameArgs.name = name + " number of buffers";
numFrameArgs.description = "The number of available buffers.";
numFrameArgs.units = "buffers";
numFrameArgs.type = SoapySDR::ArgInfo::INT;
streamArgs.push_back(numFrameArgs);
SoapySDR::ArgInfo fullscaleArgs;
fullscaleArgs.key = "fullscale";
fullscaleArgs.value = "1.0";
fullscaleArgs.name = "Full-scale amplitude";
fullscaleArgs.description = "Specifies the full-scale amplitude when using floats (not supported for all devices).";
fullscaleArgs.type = SoapySDR::ArgInfo::FLOAT;
streamArgs.push_back(fullscaleArgs);
if(direction == SOAPY_SDR_TX)
{
SoapySDR::ArgInfo underflowPolicyArg;
underflowPolicyArg.key = "underflow_policy";
underflowPolicyArg.name = "Underflow policy";
underflowPolicyArg.description = "How the TX DSP should recover from underflow (not supported for all devices).";
underflowPolicyArg.type = SoapySDR::ArgInfo::STRING;
underflowPolicyArg.options.push_back("next_burst");
underflowPolicyArg.options.push_back("next_packet");
underflowPolicyArg.optionNames.push_back("Next burst");
underflowPolicyArg.optionNames.push_back("Next packet");
streamArgs.push_back(underflowPolicyArg);
}
return streamArgs;
}
SoapySDR::Stream *setupStream(const int dir, const std::string &format, const std::vector<size_t> &channels, const SoapySDR::Kwargs &args)
{
std::string hostFormat;
for(const char ch : format)
{
if (ch == 'C') hostFormat += "c";
else if (ch == 'F') hostFormat = "f" + hostFormat;
else if (ch == 'S') hostFormat = "s" + hostFormat;
else if (std::isdigit(ch)) hostFormat += ch;
else throw std::runtime_error("SoapyUHDDevice::setupStream("+format+") unknown format");
}
//convert input to stream args
uhd::stream_args_t stream_args(hostFormat);
stream_args.channels = channels;
stream_args.args = kwargsToDict(args);
if (args.count("WIRE") != 0) stream_args.otw_format = args.at("WIRE");
//create streamers
SoapyUHDStream *stream = new SoapyUHDStream();
if (dir == SOAPY_SDR_TX) stream->tx = _dev->get_tx_stream(stream_args);
if (dir == SOAPY_SDR_RX) stream->rx = _dev->get_rx_stream(stream_args);
return reinterpret_cast<SoapySDR::Stream *>(stream);
}
void closeStream(SoapySDR::Stream *handle)
{
SoapyUHDStream *stream = reinterpret_cast<SoapyUHDStream *>(handle);
delete stream;
}
size_t getStreamMTU(SoapySDR::Stream *handle) const
{
SoapyUHDStream *stream = reinterpret_cast<SoapyUHDStream *>(handle);
if (stream->rx) return stream->rx->get_max_num_samps();
if (stream->tx) return stream->tx->get_max_num_samps();
return SoapySDR::Device::getStreamMTU(handle);
}
int activateStream(SoapySDR::Stream *handle, const int flags, const long long timeNs, const size_t numElems)
{
SoapyUHDStream *stream = reinterpret_cast<SoapyUHDStream *>(handle);
if (not stream->rx) return 0; //NOP, does nothing, but not an error
//determine stream mode
uhd::stream_cmd_t::stream_mode_t mode;
if (numElems == 0) mode = uhd::stream_cmd_t::STREAM_MODE_START_CONTINUOUS;
else if ((flags & SOAPY_SDR_END_BURST) != 0) mode = uhd::stream_cmd_t::STREAM_MODE_NUM_SAMPS_AND_DONE;
else mode = uhd::stream_cmd_t::STREAM_MODE_NUM_SAMPS_AND_MORE;
//fill in the command
uhd::stream_cmd_t cmd(mode);
cmd.stream_now = (flags & SOAPY_SDR_HAS_TIME) == 0;
cmd.time_spec = uhd::time_spec_t::from_ticks(timeNs, 1e9);
cmd.num_samps = numElems;
//issue command
stream->rx->issue_stream_cmd(cmd);
return 0;
}
int deactivateStream(SoapySDR::Stream *handle, const int flags, const long long timeNs)
{
SoapyUHDStream *stream = reinterpret_cast<SoapyUHDStream *>(handle);
if (not stream->rx) return 0; //NOP, does nothing, but not an error
//stop the stream (stop mode might support a timestamp)
uhd::stream_cmd_t cmd(uhd::stream_cmd_t::STREAM_MODE_STOP_CONTINUOUS);
cmd.stream_now = (flags & SOAPY_SDR_HAS_TIME) == 0;
cmd.time_spec = uhd::time_spec_t::from_ticks(timeNs, 1e9);
//issue command
stream->rx->issue_stream_cmd(cmd);
return 0;
}
int readStream(SoapySDR::Stream *handle, void * const *buffs, const size_t numElems, int &flags, long long &timeNs, const long timeoutUs)
{
uhd::rx_streamer::sptr &stream = reinterpret_cast<SoapyUHDStream *>(handle)->rx;
//receive into buffers and metadata
uhd::rx_metadata_t md;
uhd::rx_streamer::buffs_type stream_buffs(buffs, stream->get_num_channels());
int ret = stream->recv(stream_buffs, numElems, md, timeoutUs/1e6, (flags & SOAPY_SDR_ONE_PACKET) != 0);
//parse the metadata
flags = 0;
if (md.has_time_spec) flags |= SOAPY_SDR_HAS_TIME;
if (md.end_of_burst) flags |= SOAPY_SDR_END_BURST;
if (md.more_fragments) flags |= SOAPY_SDR_MORE_FRAGMENTS;
timeNs = md.time_spec.to_ticks(1e9);
switch (md.error_code)
{
case uhd::rx_metadata_t::ERROR_CODE_NONE: return ret;
case uhd::rx_metadata_t::ERROR_CODE_OVERFLOW: return SOAPY_SDR_OVERFLOW;
case uhd::rx_metadata_t::ERROR_CODE_TIMEOUT: return SOAPY_SDR_TIMEOUT;
case uhd::rx_metadata_t::ERROR_CODE_BAD_PACKET: return SOAPY_SDR_CORRUPTION;
case uhd::rx_metadata_t::ERROR_CODE_ALIGNMENT: return SOAPY_SDR_CORRUPTION;
case uhd::rx_metadata_t::ERROR_CODE_LATE_COMMAND: return SOAPY_SDR_STREAM_ERROR;
case uhd::rx_metadata_t::ERROR_CODE_BROKEN_CHAIN: return SOAPY_SDR_STREAM_ERROR;
}
return ret;
}
int writeStream(SoapySDR::Stream *handle, const void * const *buffs, const size_t numElems, int &flags, const long long timeNs, const long timeoutUs)
{
uhd::tx_streamer::sptr &stream = reinterpret_cast<SoapyUHDStream *>(handle)->tx;
//load metadata
uhd::tx_metadata_t md;
md.has_time_spec = (flags & SOAPY_SDR_HAS_TIME) != 0;
md.end_of_burst = (flags & SOAPY_SDR_END_BURST) != 0;
md.time_spec = uhd::time_spec_t::from_ticks(timeNs, 1e9);
//send buffers and metadata
uhd::tx_streamer::buffs_type stream_buffs(buffs, stream->get_num_channels());
int ret = stream->send(stream_buffs, numElems, md, timeoutUs/1e6);
flags = 0;
//consider a return of 0 to be a complete timeout
if (ret == 0) return SOAPY_SDR_TIMEOUT;
return ret;
}
int readStreamStatus(SoapySDR::Stream *handle, size_t &chanMask, int &flags, long long &timeNs, const long timeoutUs)
{
if (reinterpret_cast<SoapyUHDStream *>(handle)->rx) return SOAPY_SDR_NOT_SUPPORTED;
uhd::tx_streamer::sptr &stream = reinterpret_cast<SoapyUHDStream *>(handle)->tx;
uhd::async_metadata_t md;
if (not stream->recv_async_msg(md, timeoutUs/1e6)) return SOAPY_SDR_TIMEOUT;
chanMask = (1 << md.channel);
flags = 0;
if (md.has_time_spec) flags |= SOAPY_SDR_HAS_TIME;
timeNs = md.time_spec.to_ticks(1e9);
switch (md.event_code)
{
case uhd::async_metadata_t::EVENT_CODE_BURST_ACK: flags |= SOAPY_SDR_END_BURST; break;
case uhd::async_metadata_t::EVENT_CODE_UNDERFLOW: return SOAPY_SDR_UNDERFLOW;
case uhd::async_metadata_t::EVENT_CODE_SEQ_ERROR: return SOAPY_SDR_CORRUPTION;
case uhd::async_metadata_t::EVENT_CODE_TIME_ERROR: return SOAPY_SDR_TIME_ERROR;
case uhd::async_metadata_t::EVENT_CODE_UNDERFLOW_IN_PACKET: return SOAPY_SDR_UNDERFLOW;
case uhd::async_metadata_t::EVENT_CODE_SEQ_ERROR_IN_BURST: return SOAPY_SDR_CORRUPTION;
case uhd::async_metadata_t::EVENT_CODE_USER_PAYLOAD: break;
}
return 0;
}
/*******************************************************************
* Antenna support
******************************************************************/
std::vector<std::string> listAntennas(const int dir, const size_t channel) const
{
if (dir == SOAPY_SDR_TX) return _dev->get_tx_antennas(channel);
if (dir == SOAPY_SDR_RX) return _dev->get_rx_antennas(channel);
return SoapySDR::Device::listAntennas(dir, channel);
}
void setAntenna(const int dir, const size_t channel, const std::string &name)
{
if (dir == SOAPY_SDR_TX) _dev->set_tx_antenna(name, channel);
if (dir == SOAPY_SDR_RX) _dev->set_rx_antenna(name, channel);
}
std::string getAntenna(const int dir, const size_t channel) const
{
if (dir == SOAPY_SDR_TX) return _dev->get_tx_antenna(channel);
if (dir == SOAPY_SDR_RX) return _dev->get_rx_antenna(channel);
return SoapySDR::Device::getAntenna(dir, channel);
}
/*******************************************************************
* Frontend corrections support
******************************************************************/
bool hasDCOffsetMode(const int dir, const size_t channel) const
{
if (dir == SOAPY_SDR_TX) return false;
if (dir == SOAPY_SDR_RX)
{
// This is usually on the motherboard's layer, but for some devices
// (ex. the B2XX), it is done on the RF frontend.
return __doesMBoardFEPropTreeEntryExist(dir, channel, "dc_offset/enable") ||
__doesDBoardFEPropTreeEntryExist(dir, channel, "dc_offset/enable");
}
return SoapySDR::Device::hasDCOffsetMode(dir, channel);
}
void setDCOffsetMode(const int dir, const size_t channel, const bool automatic)
{
if (dir == SOAPY_SDR_RX) _dev->set_rx_dc_offset(automatic, channel);
}
bool getDCOffsetMode(const int dir, const size_t channel) const
{
// multi_usrp has no getter for this, so we need to query the
// property tree itself.
if (dir == SOAPY_SDR_TX) return false;
if((dir == SOAPY_SDR_RX) && this->hasDCOffsetMode(dir, channel))
{
auto tree = _get_tree();
const std::string subpath = "/dc_offset/enable";
auto mboardPath = __getMBoardFEPropTreePath(dir, channel) + subpath;
if(tree->exists(mboardPath))
{
return tree->access<bool>(mboardPath).get();
}
auto dboardPath = __getDBoardFEPropTreePath(dir, channel) + subpath;
if(tree->exists(dboardPath))
{
return tree->access<bool>(dboardPath).get();
}
}
return SoapySDR::Device::getDCOffsetMode(dir, channel);
}
bool hasDCOffset(const int dir, const size_t channel) const
{
return __doesMBoardFEPropTreeEntryExist(dir, channel, "dc_offset/value");
}
void setDCOffset(const int dir, const size_t channel, const std::complex<double> &offset)
{
if (dir == SOAPY_SDR_TX) _dev->set_tx_dc_offset(offset, channel);
if (dir == SOAPY_SDR_RX) _dev->set_rx_dc_offset(offset, channel);
}
std::complex<double> getDCOffset(const int dir, const size_t channel) const
{
// multi_usrp has no getter for this, so we need to query the
// property tree itself.
if(this->hasDCOffset(dir, channel))
{
auto tree = _get_tree();
const std::string subpath = "/dc_offset/value";
auto path = __getMBoardFEPropTreePath(dir, channel) + subpath;
return tree->access<std::complex<double>>(path).get();
}
return SoapySDR::Device::getDCOffset(dir, channel);
}
bool hasIQBalance(const int dir, const size_t channel) const
{
return __doesMBoardFEPropTreeEntryExist(dir, channel, "iq_balance/value");
}
void setIQBalance(const int dir, const size_t channel, const std::complex<double> &balance)
{
if (dir == SOAPY_SDR_TX) _dev->set_tx_iq_balance(balance, channel);
if (dir == SOAPY_SDR_RX) _dev->set_rx_iq_balance(balance, channel);
}
std::complex<double> getIQBalance(const int dir, const size_t channel) const
{
// multi_usrp has no getter for this, so we need to query the
// property tree itself.
if(this->hasIQBalance(dir, channel))
{
auto tree = _get_tree();
const std::string subpath = "/iq_balance/value";
auto path = __getMBoardFEPropTreePath(dir, channel) + subpath;
return tree->access<std::complex<double>>(path).get();
}
return SoapySDR::Device::getIQBalance(dir, channel);
}
bool hasIQBalanceMode(const int dir, const size_t channel) const
{
if (dir == SOAPY_SDR_TX) return false;
if (dir == SOAPY_SDR_RX)
{
return __doesMBoardFEPropTreeEntryExist(dir, channel, "iq_balance/enable");
}
return SoapySDR::Device::hasDCOffsetMode(dir, channel);
}
void setIQBalanceMode(const int dir, const size_t channel, const bool automatic)
{
if (dir == SOAPY_SDR_RX) _dev->set_rx_iq_balance(automatic, channel);
}
bool getIQBalanceMode(const int dir, const size_t channel) const
{
// multi_usrp has no getter for this, so we need to query the
// property tree itself.
if (dir == SOAPY_SDR_TX) return false;
if((dir == SOAPY_SDR_RX) && this->hasIQBalanceMode(dir, channel))
{
auto tree = _get_tree();
const std::string subpath = "/iq_balance/enable";
auto path = __getMBoardFEPropTreePath(dir, channel) + subpath;
return tree->access<bool>(path).get();
}
return false;
}
/*******************************************************************
* Gain support
******************************************************************/
std::vector<std::string> listGains(const int dir, const size_t channel) const
{
if (dir == SOAPY_SDR_TX) return _dev->get_tx_gain_names(channel);
if (dir == SOAPY_SDR_RX) return _dev->get_rx_gain_names(channel);
return SoapySDR::Device::listGains(dir, channel);
}
bool hasGainMode(const int dir, const size_t channel) const
{
#ifdef UHD_HAS_SET_RX_AGC
if (dir == SOAPY_SDR_TX) return false;
if (dir == SOAPY_SDR_RX)
{
return __doesDBoardFEPropTreeEntryExist(dir, channel, "gain/agc/enable");
}
#endif
return SoapySDR::Device::hasGainMode(dir, channel);
}
void setGainMode(const int dir, const size_t channel, const bool automatic)
{
#ifdef UHD_HAS_SET_RX_AGC
if (dir == SOAPY_SDR_RX) return _dev->set_rx_agc(automatic, channel);
#endif
return SoapySDR::Device::setGainMode(dir, channel, automatic);
}
void setGain(const int dir, const size_t channel, const double value)
{
if (dir == SOAPY_SDR_TX) _dev->set_tx_gain(value, channel);
if (dir == SOAPY_SDR_RX) _dev->set_rx_gain(value, channel);
}
void setGain(const int dir, const size_t channel, const std::string &name, const double value)
{
if (dir == SOAPY_SDR_TX) _dev->set_tx_gain(value, name, channel);
if (dir == SOAPY_SDR_RX) _dev->set_rx_gain(value, name, channel);
}
double getGain(const int dir, const size_t channel) const
{
if (dir == SOAPY_SDR_TX) return _dev->get_tx_gain(channel);
if (dir == SOAPY_SDR_RX) return _dev->get_rx_gain(channel);
return SoapySDR::Device::getGain(dir, channel);
}
double getGain(const int dir, const size_t channel, const std::string &name) const
{
if (dir == SOAPY_SDR_TX) return _dev->get_tx_gain(name, channel);
if (dir == SOAPY_SDR_RX) return _dev->get_rx_gain(name, channel);
return SoapySDR::Device::getGain(dir, channel, name);
}
SoapySDR::Range getGainRange(const int dir, const size_t channel, const std::string &name) const
{
if (dir == SOAPY_SDR_TX) return metaRangeToRange(_dev->get_tx_gain_range(name, channel));
if (dir == SOAPY_SDR_RX) return metaRangeToRange(_dev->get_rx_gain_range(name, channel));
return SoapySDR::Device::getGainRange(dir, channel, name);
}
SoapySDR::Range getGainRange(const int dir, const size_t channel) const
{
if (dir == SOAPY_SDR_TX) return metaRangeToRange(_dev->get_tx_gain_range(channel));
if (dir == SOAPY_SDR_RX) return metaRangeToRange(_dev->get_rx_gain_range(channel));
return SoapySDR::Device::getGainRange(dir, channel);
}
/*******************************************************************
* Frequency support
******************************************************************/
void setFrequency(const int dir, const size_t channel, const double frequency, const SoapySDR::Kwargs &args)
{
uhd::tune_request_t tr(frequency);
if (args.count("OFFSET") != 0)
{
tr = uhd::tune_request_t(frequency, boost::lexical_cast<double>(args.at("OFFSET")));
}
if (args.count("RF") != 0)
{
try
{
tr.rf_freq = boost::lexical_cast<double>(args.at("RF"));
tr.rf_freq_policy = uhd::tune_request_t::POLICY_MANUAL;
}
catch (...)
{
tr.rf_freq_policy = uhd::tune_request_t::POLICY_NONE;
}
}
if (args.count("BB") != 0)
{
try
{
tr.dsp_freq = boost::lexical_cast<double>(args.at("BB"));
tr.dsp_freq_policy = uhd::tune_request_t::POLICY_MANUAL;
}
catch (...)
{
tr.dsp_freq_policy = uhd::tune_request_t::POLICY_NONE;
}
}
tr.args = kwargsToDict(args);
if (dir == SOAPY_SDR_TX) _trCache[dir][channel] = _dev->set_tx_freq(tr, channel);
if (dir == SOAPY_SDR_RX) _trCache[dir][channel] = _dev->set_rx_freq(tr, channel);
}
void setFrequency(const int dir, const size_t channel, const std::string &name, const double frequency, const SoapySDR::Kwargs &args)
{
//use tune request to get individual elements -- could use property tree here
uhd::tune_request_t tr(frequency);
tr.rf_freq_policy = uhd::tune_request_t::POLICY_NONE;
tr.dsp_freq_policy = uhd::tune_request_t::POLICY_NONE;
tr.args = kwargsToDict(args);
if (name == "RF")
{
tr.rf_freq = frequency;
tr.rf_freq_policy = uhd::tune_request_t::POLICY_MANUAL;
}
if (name == "BB")
{
tr.dsp_freq = frequency;
tr.dsp_freq_policy = uhd::tune_request_t::POLICY_MANUAL;
}
if (dir == SOAPY_SDR_TX) _trCache[dir][channel] = _dev->set_tx_freq(tr, channel);
if (dir == SOAPY_SDR_RX) _trCache[dir][channel] = _dev->set_rx_freq(tr, channel);
}
std::map<int, std::map<size_t, uhd::tune_result_t> > _trCache;
double getFrequency(const int dir, const size_t channel) const
{
if (dir == SOAPY_SDR_TX) return _dev->get_tx_freq(channel);
if (dir == SOAPY_SDR_RX) return _dev->get_rx_freq(channel);
return SoapySDR::Device::getFrequency(dir, channel);
}
double getFrequency(const int dir, const size_t channel, const std::string &name) const
{
//we have never tuned before, return the overall freq for RF, assume 0.0 for all else
if (_trCache.count(dir) == 0 or _trCache.at(dir).count(channel) == 0)
{
if (name == "RF") return this->getFrequency(dir, channel);
else return 0.0;
}
const uhd::tune_result_t tr = _trCache.at(dir).at(channel);
if (name == "RF") return tr.actual_rf_freq;
if (name == "BB") return tr.actual_dsp_freq;
return SoapySDR::Device::getFrequency(dir, channel, name);
}
std::vector<std::string> listFrequencies(const int, const size_t) const
{
std::vector<std::string> comps;
comps.push_back("RF");
comps.push_back("BB");
return comps;
}
SoapySDR::RangeList getFrequencyRange(const int dir, const size_t channel) const
{
if (dir == SOAPY_SDR_TX) return metaRangeToRangeList(_dev->get_tx_freq_range(channel));
if (dir == SOAPY_SDR_RX) return metaRangeToRangeList(_dev->get_rx_freq_range(channel));
return SoapySDR::Device::getFrequencyRange(dir, channel);
}
SoapySDR::RangeList getFrequencyRange(const int dir, const size_t channel, const std::string &name) const
{
if (name == "RF")
{
//use overall range - could use property tree, but close enough
if (dir == SOAPY_SDR_TX) return metaRangeToRangeList(_dev->get_tx_freq_range(channel));
if (dir == SOAPY_SDR_RX) return metaRangeToRangeList(_dev->get_rx_freq_range(channel));
}
if (name == "BB")
{
//read the range from the property tree
uhd::property_tree::sptr tree = _get_tree();
const std::string path = str(boost::format("/mboards/0/%s_dsps/%u/freq/range") % ((dir == SOAPY_SDR_TX)?"tx":"rx") % channel);
if (tree->exists(path)) return metaRangeToRangeList(tree->access<uhd::meta_range_t>(path).get());
else return SoapySDR::RangeList(1, SoapySDR::Range(-getSampleRate(dir, channel)/2, getSampleRate(dir, channel)/2));
}
return SoapySDR::Device::getFrequencyRange(dir, channel, name);
}
SoapySDR::ArgInfoList getFrequencyArgsInfo(const int, const size_t) const
{
SoapySDR::ArgInfoList frequencyArgs;
SoapySDR::ArgInfo modeNArg;
modeNArg.key = "mode_n";
modeNArg.name = "N divider";
modeNArg.description = "Whether the daughterboard tune code should use an integer N divider or fractional N divider (not supported for all devices).";
modeNArg.type = SoapySDR::ArgInfo::STRING;
modeNArg.options.push_back("integer");
modeNArg.options.push_back("fractional");
modeNArg.optionNames.push_back("Integer");
modeNArg.optionNames.push_back("Fractional");
frequencyArgs.emplace_back(std::move(modeNArg));
SoapySDR::ArgInfo intNStepArg;
intNStepArg.key = "int_n_step";
intNStepArg.name = "Integer-N tuning step";
intNStepArg.description = "The step between valid tunable frequencies when using integer-N tuning (not supported for all devices).";
intNStepArg.type = SoapySDR::ArgInfo::FLOAT;
frequencyArgs.emplace_back(std::move(intNStepArg));
return frequencyArgs;
}
/*******************************************************************
* Sample Rate support
******************************************************************/
void setSampleRate(const int dir, const size_t channel, const double rate)
{
if (dir == SOAPY_SDR_TX) return _dev->set_tx_rate(rate, channel);
if (dir == SOAPY_SDR_RX) return _dev->set_rx_rate(rate, channel);
}
double getSampleRate(const int dir, const size_t channel) const
{
if (dir == SOAPY_SDR_TX) return _dev->get_tx_rate(channel);
if (dir == SOAPY_SDR_RX) return _dev->get_rx_rate(channel);
return SoapySDR::Device::getSampleRate(dir, channel);
}
std::vector<double> listSampleRates(const int dir, const size_t channel) const
{
if (dir == SOAPY_SDR_TX) return metaRangeToNumericList(_dev->get_tx_rates(channel));
if (dir == SOAPY_SDR_RX) return metaRangeToNumericList(_dev->get_rx_rates(channel));
return SoapySDR::Device::listSampleRates(dir, channel);
}
SoapySDR::RangeList getSampleRateRange(const int dir, const size_t channel) const
{
if (dir == SOAPY_SDR_TX) return metaRangeToRangeList(_dev->get_tx_rates(channel));
if (dir == SOAPY_SDR_RX) return metaRangeToRangeList(_dev->get_rx_rates(channel));
return SoapySDR::Device::getSampleRateRange(dir, channel);
}
void setBandwidth(const int dir, const size_t channel, const double bw)
{
if (dir == SOAPY_SDR_TX) return _dev->set_tx_bandwidth(bw, channel);
if (dir == SOAPY_SDR_RX) return _dev->set_rx_bandwidth(bw, channel);
}
double getBandwidth(const int dir, const size_t channel) const
{
if (dir == SOAPY_SDR_TX) return _dev->get_tx_bandwidth(channel);
if (dir == SOAPY_SDR_RX) return _dev->get_rx_bandwidth(channel);
return SoapySDR::Device::getBandwidth(dir, channel);
}
std::vector<double> listBandwidths(const int dir, const size_t channel) const
{
if (dir == SOAPY_SDR_TX) return metaRangeToNumericList(_dev->get_tx_bandwidth_range(channel));
if (dir == SOAPY_SDR_RX) return metaRangeToNumericList(_dev->get_rx_bandwidth_range(channel));
return SoapySDR::Device::listBandwidths(dir, channel);
}
SoapySDR::RangeList getBandwidthRange(const int dir, const size_t channel) const
{
if (dir == SOAPY_SDR_TX) return metaRangeToRangeList(_dev->get_tx_bandwidth_range(channel));
if (dir == SOAPY_SDR_RX) return metaRangeToRangeList(_dev->get_rx_bandwidth_range(channel));
return SoapySDR::Device::getBandwidthRange(dir, channel);
}
/*******************************************************************
* Clocking support
******************************************************************/
void setMasterClockRate(const double rate)
{
_dev->set_master_clock_rate(rate);
}
double getMasterClockRate(void) const
{
return _dev->get_master_clock_rate();
}
std::vector<std::string> listClockSources(void) const
{
return _dev->get_clock_sources(0);
}
void setClockSource(const std::string &source)
{
_dev->set_clock_source(source, 0);
}
std::string getClockSource(void) const
{
return _dev->get_clock_source(0);
}
std::vector<std::string> listTimeSources(void) const
{
return _dev->get_time_sources(0);
}
void setTimeSource(const std::string &source)
{
_dev->set_time_source(source, 0);
}
std::string getTimeSource(void) const
{
return _dev->get_time_source(0);
}
/*******************************************************************
* Time support
******************************************************************/
bool hasHardwareTime(const std::string &what) const
{
return (what == "PPS" or what.empty());
}
long long getHardwareTime(const std::string &what) const
{
if (what == "PPS") return _dev->get_time_last_pps().to_ticks(1e9);
return _dev->get_time_now().to_ticks(1e9);
}
void setHardwareTime(const long long timeNs, const std::string &what)
{
uhd::time_spec_t time = uhd::time_spec_t::from_ticks(timeNs, 1e9);
if (what == "PPS") return _dev->set_time_next_pps(time);
if (what == "UNKNOWN_PPS") return _dev->set_time_unknown_pps(time);
if (what == "CMD" and timeNs == 0) return _dev->clear_command_time();
if (what == "CMD") return _dev->set_command_time(time);
return _dev->set_time_now(time);
}
//deprecated call, just forwards to setHardwareTime with CMD arg
void setCommandTime(const long long timeNs, const std::string &)
{
this->setHardwareTime(timeNs, "CMD");
}
/*******************************************************************
* Sensor support
******************************************************************/
std::vector<std::string> listSensors(void) const
{
return _dev->get_mboard_sensor_names();
}
SoapySDR::ArgInfo getSensorInfo(const std::string &name) const
{
return sensorToArgInfo(_dev->get_mboard_sensor(name), name);
}
std::string readSensor(const std::string &name) const
{
return _dev->get_mboard_sensor(name).value;
}
std::vector<std::string> listSensors(const int dir, const size_t channel) const
{
if (dir == SOAPY_SDR_TX) return _dev->get_tx_sensor_names(channel);
if (dir == SOAPY_SDR_RX) return _dev->get_rx_sensor_names(channel);
return SoapySDR::Device::listSensors(dir, channel);
}
SoapySDR::ArgInfo getSensorInfo(const int dir, const size_t channel, const std::string &name) const
{
if (dir == SOAPY_SDR_TX) return sensorToArgInfo(_dev->get_tx_sensor(name, channel), name);
if (dir == SOAPY_SDR_RX) return sensorToArgInfo(_dev->get_rx_sensor(name, channel), name);
return SoapySDR::Device::getSensorInfo(dir, channel, name);
}
std::string readSensor(const int dir, const size_t channel, const std::string &name) const
{
if (dir == SOAPY_SDR_TX) return _dev->get_tx_sensor(name, channel).value;
if (dir == SOAPY_SDR_RX) return _dev->get_rx_sensor(name, channel).value;
return SoapySDR::Device::readSensor(dir, channel, name);
}
/*******************************************************************
* GPIO API
******************************************************************/
/*!
* Helpful markup to set the ATRs and CTRL from the writeGPIO API.
* dev->writeGPIO("BANKFOO:ATR_TX", 0xffff);
*/
void __splitBankName(const std::string &name, std::string &bank, std::string &attr)
{
const size_t sepPos = name.find(':');
if (sepPos == std::string::npos)
{
bank = name;
attr = "OUT";
return;
}
bank = name.substr(0, sepPos);
attr = name.substr(sepPos+1);
}
std::vector<std::string> listGPIOBanks(void) const
{
return _dev->get_gpio_banks(0);
}
void writeGPIO(const std::string &name, const unsigned value)
{
std::string bank, attr; __splitBankName(name, bank, attr);
_dev->set_gpio_attr(bank, attr, value);
}
void writeGPIO(const std::string &name, const unsigned value, const unsigned mask)
{
std::string bank, attr; __splitBankName(name, bank, attr);
_dev->set_gpio_attr(bank, attr, value, mask);
}
unsigned readGPIO(const std::string &bank) const
{
return _dev->get_gpio_attr(bank, "READBACK");
}
void writeGPIODir(const std::string &bank, const unsigned dir)
{
_dev->set_gpio_attr(bank, "DDR", dir);
}
void writeGPIODir(const std::string &bank, const unsigned dir, const unsigned mask)
{
_dev->set_gpio_attr(bank, "DDR", dir, mask);
}
unsigned readGPIODir(const std::string &bank) const
{
return _dev->get_gpio_attr(bank, "DDR");
}
/*******************************************************************
* Get handle to underlying device
******************************************************************/
void* getNativeDeviceHandle(void) const
{
return _dev.get();
}
/*******************************************************************
* Helpers for searching property tree
******************************************************************/
std::string __getMBoardFEPropTreePath(const int dir, const size_t channel) const
{
auto tree = _get_tree();
const std::string directionName = (dir == SOAPY_SDR_TX) ? "tx" : "rx";