rusefi-1/firmware/controllers/actuators/gppwm/gppwm_channel.cpp

102 lines
2.4 KiB
C++

#include "pch.h"
#include "gppwm_channel.h"
#include "table_helper.h"
#include "expected.h"
expected<float> readGppwmChannel(gppwm_channel_e channel) {
switch (channel) {
case GPPWM_Tps:
return Sensor::get(SensorType::Tps1);
case GPPWM_Map:
return Sensor::get(SensorType::Map);
case GPPWM_Clt:
return Sensor::get(SensorType::Clt);
case GPPWM_Iat:
return Sensor::get(SensorType::Iat);
case GPPWM_FuelLoad:
return getFuelingLoad();
case GPPWM_IgnLoad:
return getIgnitionLoad();
case GPPWM_AuxTemp1:
return Sensor::get(SensorType::AuxTemp1);
case GPPWM_AuxTemp2:
return Sensor::get(SensorType::AuxTemp2);
case GPPWM_Zero:
return 0;
case GPPWM_AccelPedal:
return Sensor::get(SensorType::AcceleratorPedal);
case GPPWM_Vbatt:
return Sensor::get(SensorType::BatteryVoltage);
}
return unexpected;
}
void GppwmChannel::setOutput(float result) {
// Not init yet, nothing to do.
if (!m_config) {
return;
}
if (m_usePwm) {
efiAssertVoid(OBD_PCM_Processor_Fault, m_usePwm, "m_usePwm null");
m_pwm->setSimplePwmDutyCycle(clampF(0, result / 100.0f, 1));
} else {
efiAssertVoid(OBD_PCM_Processor_Fault, m_output, "m_output null");
if (m_config->offBelowDuty > m_config->onAboveDuty) {
firmwareError(CUSTOM_ERR_6122, "You can't have off below %d greater than on above %d",
m_config->offBelowDuty,
m_config->onAboveDuty);
}
// Apply hysteresis with provided values
if (m_state && result < m_config->offBelowDuty) {
m_state = false;
} else if (!m_state && result > m_config->onAboveDuty) {
m_state = true;
}
m_output->setValue(m_state);
}
}
void GppwmChannel::init(bool usePwm, IPwm* pwm, OutputPin* outputPin, const ValueProvider3D* table, const gppwm_channel* config) {
m_usePwm = usePwm;
m_pwm = pwm;
m_output = outputPin;
m_table = table;
m_config = config;
}
percent_t GppwmChannel::getOutput() const {
expected<float> loadAxisValue = readGppwmChannel(m_config->loadAxis);
// If we couldn't get load axis value, fall back on error value
if (!loadAxisValue) {
return m_config->dutyIfError;
}
float rpm = Sensor::getOrZero(SensorType::Rpm);
float result = m_table->getValue(rpm, loadAxisValue.Value);
if (cisnan(result)) {
return m_config->dutyIfError;
}
return result;
}
float GppwmChannel::update() {
// Without a config, nothing to do.
if (!m_config) {
return 0;
}
float output = getOutput();
setOutput(output);
return output;
}