portapack-mayhem/firmware/application/baseband_api.cpp
2016-07-28 05:25:33 +02:00

167 lines
3.9 KiB
C++

/*
* Copyright (C) 2016 Jared Boone, ShareBrained Technology, Inc.
*
* 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_xylos_data(const char ccir_message[]) {
const XylosConfigureMessage message {
ccir_message
};
send_message(&message);
}
void set_afsk_data(const char message_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 {
message_data,
afsk_samples_per_bit,
afsk_phase_inc_mark,
afsk_phase_inc_space,
afsk_repeat,
afsk_bw,
afsk_alt_format
};
send_message(&message);
}
void set_pwmrssi(int32_t avg, bool enabled) {
const PWMRSSIConfigureMessage message {
enabled,
1000, // 1kHz
avg
};
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);
}
} /* namespace baseband */