rusefi-1/firmware/controllers/limp_manager.h

86 lines
1.7 KiB
C++

#pragma once
#include "rusefi_types.h"
#include <cstdint>
enum class ClearReason : uint8_t {
None, // 0
Fatal,
Settings,
HardLimit, // 3
FaultRevLimit,
BoostCut, // 5
OilPressure,
StopRequested, // 7
EtbProblem,
};
// Only allows clearing the value, but never resetting it.
class Clearable {
public:
Clearable() : m_value(true) {}
Clearable(bool value) : m_value(value) {
if (!m_value) {
clearReason = ClearReason::Settings;
}
}
void clear(ClearReason clearReason) {
m_value = false;
this->clearReason = clearReason;
}
operator bool() const {
return m_value;
}
ClearReason clearReason = ClearReason::None;
private:
bool m_value = true;
};
struct LimpState {
const bool value;
const ClearReason reason;
// Implicit conversion operator to bool, so you can do things like if (myResult) { ... }
constexpr explicit operator bool() const {
return value;
}
};
class LimpManager {
public:
// This is called from periodicFastCallback to update internal state
void updateState(int rpm, efitick_t nowNt);
// Other subsystems call these APIs to determine their behavior
bool allowElectronicThrottle() const;
LimpState allowInjection() const;
LimpState allowIgnition() const;
bool allowTriggerInput() const;
// Other subsystems call these APIs to indicate a problem has occured
void etbProblem();
void fatalError();
private:
void setFaultRevLimit(int limit);
// Start with no fault rev limit
int32_t m_faultRevLimit = INT32_MAX;
Clearable m_allowEtb;
Clearable m_allowInjection;
Clearable m_allowIgnition;
Clearable m_allowTriggerInput;
Clearable m_transientAllowInjection = true;
Clearable m_transientAllowIgnition = true;
bool m_hadOilPressureAfterStart = false;
};