Git-Mirrors/portapack-mayhem
1
0
Fork 0
mirror of https://github.com/eried/portapack-mayhem.git synced 2025-05-12 03:34:58 -04:00
Code Issues Projects Releases Packages Wiki Activity

Hide baseband queue code inside baseband "API".

Browse source
This commit is contained in:
Jared Boone 2016-02-10 20:11:19 -08:00
parent 49a89b9dee
commit 22e44605b6
10 changed files with 195 additions and 122 deletions
Download patch file Download diff file Expand all files Collapse all files

84
firmware/application/receiver_model.cpp
View file

@ -21,7 +21,8 @@
#include "receiver_model.hpp"
#include "portapack_shared_memory.hpp"
#include "baseband_api.hpp"
#include "portapack_persistent_memory.hpp"
using namespace portapack;
@ -34,79 +35,19 @@ using namespace portapack;
namespace {
struct AMConfig {
const fir_taps_complex<64> channel;
const AMConfigureMessage::Modulation modulation;
void apply() const;
};
struct NBFMConfig {
const fir_taps_real<24> decim_0;
const fir_taps_real<32> decim_1;
const fir_taps_real<32> channel;
const size_t deviation;
void apply() const;
};
struct WFMConfig {
void apply() const;
};
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
};
shared_memory.baseband_queue.push(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
};
shared_memory.baseband_queue.push(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
};
shared_memory.baseband_queue.push(message);
audio::set_rate(audio::Rate::Hz_48000);
}
static constexpr std::array<AMConfig, 3> am_configs { {
static constexpr std::array<baseband::AMConfig, 3> am_configs { {
{ taps_6k0_dsb_channel, AMConfigureMessage::Modulation::DSB },
{ taps_2k8_usb_channel, AMConfigureMessage::Modulation::SSB },
{ taps_2k8_lsb_channel, AMConfigureMessage::Modulation::SSB },
} };
static constexpr std::array<NBFMConfig, 3> nbfm_configs { {
static constexpr std::array<baseband::NBFMConfig, 3> nbfm_configs { {
{ taps_4k25_decim_0, taps_4k25_decim_1, taps_4k25_channel, 2500 },
{ taps_11k0_decim_0, taps_11k0_decim_1, taps_11k0_channel, 2500 },
{ taps_16k0_decim_0, taps_16k0_decim_1, taps_16k0_channel, 5000 },
} };
static constexpr std::array<WFMConfig, 1> wfm_configs { {
static constexpr std::array<baseband::WFMConfig, 1> wfm_configs { {
{ },
} };
@ -210,18 +151,10 @@ void ReceiverModel::enable() {
update_headphone_volume();
}
void ReceiverModel::baseband_disable() {
shared_memory.baseband_queue.push_and_wait(
BasebandConfigurationMessage {
.configuration = { },
}
);
}
void ReceiverModel::disable() {
enabled_ = false;
update_antenna_bias();
baseband_disable();
baseband::stop();
// TODO: Responsibility for enabling/disabling the radio is muddy.
// Some happens in ReceiverModel, some inside radio namespace.
@ -292,14 +225,13 @@ void ReceiverModel::update_baseband_configuration() {
// protocols that need quick RX/TX turn-around.
// Disabling baseband while changing sampling rates seems like a good idea...
baseband_disable();
baseband::stop();
radio::set_baseband_rate(sampling_rate() * baseband_oversampling());
update_tuning_frequency();
radio::set_baseband_decimation_by(baseband_oversampling());
BasebandConfigurationMessage message { baseband_configuration };
shared_memory.baseband_queue.push(message);
baseband::start(baseband_configuration);
}
void ReceiverModel::update_headphone_volume() {