Commit Graph

341 Commits

Author SHA1 Message Date
Jared Boone
61325e4696 Enable M4 interrupt from M0 only when expected. 2016-06-24 13:44:40 -07:00
Jared Boone
1010e6a234 Remove unused DMA Handler types. 2016-06-22 11:22:28 -07:00
Jared Boone
b34512e3d6 Eliminate a buffer_t copy/duplication. 2016-06-21 15:23:51 -07:00
Jared Boone
4734790518 Rework phase detector.
Simplify calculation of gate masks.
Use entire symbol period to compute symbol value.
Correct error sign based on symbol value.
2016-06-01 15:22:21 -07:00
Jared Boone
36eefa46e7 Improve OOK phase advance algorithm.
Now independent of samples/symbol, adjusts up to 1/8 of a cycle per symbol.
2016-06-01 15:20:23 -07:00
Jared Boone
57767004a2 TPMS: Comments, more descriptive declarations. 2016-05-30 11:28:22 -07:00
Jared Boone
38b374506e More TPMS variable/enum renaming. 2016-05-23 18:02:25 -07:00
Jared Boone
249e6ab21e TPMS: Improve descriptiveness of pipeline component names. 2016-05-23 11:22:09 -07:00
Jared Boone
a4ddf786d4 TPMS: Move only FSK slicer and payload handler into .hpp. 2016-05-23 11:12:06 -07:00
Jared Boone
d81d879aac Shrink understood TPMS packet payload sizes to minimum required. 2016-05-17 11:26:17 -07:00
Jared Boone
9e3ac94187 A bit more TPMS member variable renaming. 2016-05-17 11:24:33 -07:00
Jared Boone
ad554b28b5 Rename TPMS clock recovery, packet builders for accuracy. 2016-05-17 11:11:30 -07:00
Jared Boone
b82eff51dd Refactor of capture buffer management between cores.
Instead of copying data into and out of FIFO, passing buffer pointers between cores that are sized to match preferred/ideal SD card write size.
2016-05-10 14:12:37 -07:00
Jared Boone
85a6ecd5dc Missing "using namespace". 2016-05-10 11:02:42 -07:00
Jared Boone
1789868b8a Track bytes from baseband and dropped when entering capture FIFO. 2016-04-27 10:40:50 -07:00
Jared Boone
d63136c52e Remove unused StreamInput::written(). 2016-04-27 10:32:29 -07:00
Jared Boone
d2cf129fd5 Retain CaptureConfig pointer in StreamInput. 2016-04-27 10:32:06 -07:00
Jared Boone
3e08318012 Pass CaptureConfig to StreamInput as pointer. 2016-04-27 10:31:37 -07:00
Jared Boone
91ee2dbb67 Move FIFO and write size to CaptureConfig structure.
Now configured from baseband, where write size and appropriate FIFO size is known.
2016-04-26 22:26:30 -07:00
Jared Boone
d5e21ce972 Use CaptureConfig to share state between cores.
Remove awful FIFO_HACK.
TODO: Lots of repeated code...
TODO: Capture thread is signalled too frequently.
2016-04-23 15:07:44 -07:00
Jared Boone
67eb62ec12 Provide AudioOutput::set_stream().
Assign when wanting to capture audio stream.
2016-04-23 14:55:59 -07:00
Jared Boone
051a63a222 Fix and clean up calculation of filter passband in capture mode. 2016-04-21 11:55:03 -07:00
Jared Boone
28ca45326d Fix capture mode baseband_fs value. 2016-04-21 11:54:39 -07:00
Jared Boone
ec75c00da2 Add capture mode waterfall. 2016-04-13 11:09:18 -07:00
Jared Boone
60a0d5c469 Capture mode channel stats 2016-04-12 10:51:20 -07:00
Jared Boone
e85503cd81 Nascent support for OOK TPMS transponders.
Apparently, Subaru and GMC. No CRC or other validation, no attempt to interpret packet contents yet.
2016-04-11 11:53:17 -07:00
Jared Boone
dc16aa478f OOK slicer, clock recovery classes. 2016-04-11 11:50:03 -07:00
Jared Boone
5558ca60d7 Enlarge capture buffers -- inter-core FIFO, SDC 2016-04-11 11:00:47 -07:00
Jared Boone
743dc9f542 Rough implementation of capture mode 2016-04-11 10:59:55 -07:00
Jared Boone
9eefd56410 StreamInput: notify other core every fourth of FIFO written. 2016-04-11 10:20:19 -07:00
Jared Boone
a5c2143ca8 Signal M0 when stream FIFO has another "chunk". 2016-04-11 10:20:19 -07:00
Jared Boone
0d8971cd7d Use size of provided buffer for stream write. 2016-04-11 10:20:19 -07:00
Jared Boone
56e448d355 Track StreamInput bytes written 2016-04-11 10:20:19 -07:00
Jared Boone
f94938db8e De-template FIFO. 2016-04-11 10:20:19 -07:00
Jared Boone
59f1a32566 Semi-naive audio recording to SD card. 2016-04-11 10:20:19 -07:00
Jared Boone
c01f2d82e1 Move TPMS taps to dsp_fir_taps.hpp.
Will soon use in proc_record.cpp.
2016-04-11 10:18:31 -07:00
Jared Boone
4ac2c540c9 Disable SDC "nice waiting" for performance.
Quick test indicates 4.5% better average write performance. No change in reads.
2016-04-10 17:24:28 -07:00
Jared Boone
b35a8c4501 Add TPMS signal_type. 2016-04-06 17:04:40 -07:00
Jared Boone
bf348cf30a Move message handling loops to MessageQueue. 2016-02-27 21:07:11 -08:00
Jared Boone
6101ca36cd Use unique_ptr for baseband_buffer. 2016-02-23 20:21:32 -08:00
Jared Boone
3493b7d1b7 Hide BasebandThread::baseband_processor. 2016-02-23 19:56:55 -08:00
Jared Boone
a1b9f4aa1b Simplify, generalize, share int16_t taps copy function.
Also prevents compiler loop unrolling in non-critical code, for code size improvement.
2016-02-23 15:04:20 -08:00
Jared Boone
9c11fdf80c Explicit std::function nullptr checks.
Eliminates std::function check which tries to "_ZSt25__throw_bad_function_callv", along with 816 bytes of extra code, including some locale/wlocale/moneypunct nonsense.
2016-02-23 13:30:41 -08:00
Jared Boone
0c29308eb9 Fix FM squelch.
Forgot to recalibrate when adjusting normalization of float/audio signal path.
2016-02-16 11:32:38 -08:00
Jared Boone
ef86848139 Change baseband floats to normalize at +/-1.0. 2016-02-14 12:38:50 -08:00
Jared Boone
a5ed3b20b4 Audio compressor makeup gain value was inverted. Oops. 2016-02-14 12:17:04 -08:00
Jared Boone
1cdeb1ca4e Use audio compressor in AM/SSB receiver mode. 2016-02-13 11:19:32 -08:00
Jared Boone
9f4c8929ac Audio compressor implementation. 2016-02-13 11:19:07 -08:00
Jared Boone
b0e76191d7 Simplify some silly math. 2016-02-10 11:23:41 -08:00
Jared Boone
d125a5c662 Remove "K" parameter from FIFO template. 2016-02-10 10:41:06 -08:00