mayhem-firmware/firmware/application/baseband_api.cpp

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/*
* Copyright (C) 2016 Jared Boone, ShareBrained Technology, Inc.
* Copyright (C) 2016 Furrtek
*
* This file is part of PortaPack.
*
* 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; either version 2, 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street,
* Boston, MA 02110-1301, USA.
*/
#include "baseband_api.hpp"
#include "audio.hpp"
#include "dsp_iir_config.hpp"
#include "portapack_shared_memory.hpp"
#include "core_control.hpp"
namespace baseband {
static void send_message(const Message* const message) {
// If message is only sent by this function via one thread, no need to check if
// another message is present before setting new message.
shared_memory.baseband_message = message;
creg::m0apptxevent::assert();
while(shared_memory.baseband_message);
}
void AMConfig::apply() const {
const AMConfigureMessage message {
taps_6k0_decim_0,
taps_6k0_decim_1,
taps_6k0_decim_2,
channel,
modulation,
audio_12k_hpf_300hz_config
};
send_message(&message);
audio::set_rate(audio::Rate::Hz_12000);
}
void NBFMConfig::apply() const {
const NBFMConfigureMessage message {
decim_0,
decim_1,
channel,
2,
deviation,
audio_24k_hpf_300hz_config,
audio_24k_deemph_300_6_config
};
send_message(&message);
audio::set_rate(audio::Rate::Hz_24000);
}
void WFMConfig::apply() const {
const WFMConfigureMessage message {
taps_200k_wfm_decim_0,
taps_200k_wfm_decim_1,
taps_64_lp_156_198,
75000,
audio_48k_hpf_30hz_config,
audio_48k_deemph_2122_6_config
};
send_message(&message);
audio::set_rate(audio::Rate::Hz_48000);
}
void set_tones_data(const uint64_t bw, const uint32_t pre_silence, const uint16_t tone_count,
const bool dual_tone, const bool audio_out) {
const TonesConfigureMessage message {
(uint32_t)(262144 * bw) / 1536000,
pre_silence,
tone_count,
dual_tone,
audio_out
};
send_message(&message);
}
void set_afsk_data(const uint32_t afsk_samples_per_bit, const uint32_t afsk_phase_inc_mark, const uint32_t afsk_phase_inc_space,
const uint8_t afsk_repeat, const uint32_t afsk_bw, const bool afsk_alt_format) {
const AFSKConfigureMessage message {
afsk_samples_per_bit,
afsk_phase_inc_mark,
afsk_phase_inc_space,
afsk_repeat,
afsk_bw,
afsk_alt_format
};
send_message(&message);
}
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void set_audiotx_data(const uint32_t divider, const uint32_t bw, const bool ctcss_enabled, const uint32_t ctcss_phase_inc) {
const AudioTXConfigMessage message {
divider,
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bw,
ctcss_phase_inc,
ctcss_enabled
};
send_message(&message);
}
void set_fifo_data(const int8_t * data) {
const FIFODataMessage message {
data
};
send_message(&message);
}
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void set_pwmrssi(int32_t avg, bool enabled) {
const PWMRSSIConfigureMessage message {
enabled,
1000, // 1kHz
avg
};
send_message(&message);
}
void set_ook_data(const uint32_t stream_length, const uint32_t samples_per_bit, const uint8_t repeat,
const uint32_t pause_symbols) {
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const OOKConfigureMessage message {
stream_length,
samples_per_bit,
repeat,
pause_symbols
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};
send_message(&message);
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}
void set_pocsag(const pocsag::BitRate bitrate) {
const POCSAGConfigureMessage message {
bitrate
};
send_message(&message);
}
void set_adsb() {
const ADSBConfigureMessage message {
1
};
send_message(&message);
}
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void set_jammer(const bool run, const uint32_t type, const uint32_t speed) {
const JammerConfigureMessage message {
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run,
type,
speed
};
send_message(&message);
}
void set_rds_data(const uint16_t message_length) {
const RDSConfigureMessage message {
message_length
};
send_message(&message);
}
/*void set_dtmf_data(const uint32_t bw, const uint32_t tone_length, const uint32_t pause_length) {
const DTMFTXConfigMessage message {
bw,
tone_length,
pause_length
};
send_message(&message);
}*/
static bool baseband_image_running = false;
void run_image(const portapack::spi_flash::image_tag_t image_tag) {
if( baseband_image_running ) {
chDbgPanic("BBRunning");
}
creg::m4txevent::clear();
m4_init(image_tag, portapack::memory::map::m4_code);
baseband_image_running = true;
creg::m4txevent::enable();
}
void shutdown() {
if( !baseband_image_running ) {
return;
}
creg::m4txevent::disable();
ShutdownMessage message;
send_message(&message);
shared_memory.application_queue.reset();
baseband_image_running = false;
}
void spectrum_streaming_start() {
SpectrumStreamingConfigMessage message {
SpectrumStreamingConfigMessage::Mode::Running
};
send_message(&message);
}
void spectrum_streaming_stop() {
SpectrumStreamingConfigMessage message {
SpectrumStreamingConfigMessage::Mode::Stopped
};
send_message(&message);
}
void capture_start(CaptureConfig* const config) {
CaptureConfigMessage message { config };
send_message(&message);
}
void capture_stop() {
CaptureConfigMessage message { nullptr };
send_message(&message);
}
void replay_start(CaptureConfig* const config) {
CaptureConfigMessage message { config };
send_message(&message);
}
void replay_stop() {
CaptureConfigMessage message { nullptr };
send_message(&message);
}
} /* namespace baseband */