mirror of https://github.com/esphome/esphome.git
106 lines
2.9 KiB
C++
106 lines
2.9 KiB
C++
#ifdef USE_LIBRETINY
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#include "gpio_arduino.h"
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#include "esphome/core/log.h"
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namespace esphome {
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namespace libretiny {
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static const char *const TAG = "lt.gpio";
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static int IRAM_ATTR flags_to_mode(gpio::Flags flags) {
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if (flags == gpio::FLAG_INPUT) {
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return INPUT;
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} else if (flags == gpio::FLAG_OUTPUT) {
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return OUTPUT;
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} else if (flags == (gpio::FLAG_INPUT | gpio::FLAG_PULLUP)) {
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return INPUT_PULLUP;
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} else if (flags == (gpio::FLAG_INPUT | gpio::FLAG_PULLDOWN)) {
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return INPUT_PULLDOWN;
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} else if (flags == (gpio::FLAG_OUTPUT | gpio::FLAG_OPEN_DRAIN)) {
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return OUTPUT_OPEN_DRAIN;
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} else {
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return 0;
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}
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}
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struct ISRPinArg {
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uint8_t pin;
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bool inverted;
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};
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ISRInternalGPIOPin ArduinoInternalGPIOPin::to_isr() const {
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auto *arg = new ISRPinArg{}; // NOLINT(cppcoreguidelines-owning-memory)
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arg->pin = pin_;
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arg->inverted = inverted_;
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return ISRInternalGPIOPin((void *) arg);
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}
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void ArduinoInternalGPIOPin::attach_interrupt(void (*func)(void *), void *arg, gpio::InterruptType type) const {
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PinStatus arduino_mode = (PinStatus) 255;
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switch (type) {
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case gpio::INTERRUPT_RISING_EDGE:
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arduino_mode = inverted_ ? FALLING : RISING;
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break;
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case gpio::INTERRUPT_FALLING_EDGE:
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arduino_mode = inverted_ ? RISING : FALLING;
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break;
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case gpio::INTERRUPT_ANY_EDGE:
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arduino_mode = CHANGE;
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break;
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case gpio::INTERRUPT_LOW_LEVEL:
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arduino_mode = inverted_ ? HIGH : LOW;
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break;
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case gpio::INTERRUPT_HIGH_LEVEL:
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arduino_mode = inverted_ ? LOW : HIGH;
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break;
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}
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attachInterruptParam(pin_, func, arduino_mode, arg);
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}
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void ArduinoInternalGPIOPin::pin_mode(gpio::Flags flags) {
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pinMode(pin_, flags_to_mode(flags)); // NOLINT
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}
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std::string ArduinoInternalGPIOPin::dump_summary() const {
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char buffer[32];
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snprintf(buffer, sizeof(buffer), "%u", pin_);
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return buffer;
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}
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bool ArduinoInternalGPIOPin::digital_read() {
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return bool(digitalRead(pin_)) ^ inverted_; // NOLINT
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}
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void ArduinoInternalGPIOPin::digital_write(bool value) {
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digitalWrite(pin_, value ^ inverted_); // NOLINT
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}
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void ArduinoInternalGPIOPin::detach_interrupt() const {
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detachInterrupt(pin_); // NOLINT
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}
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} // namespace libretiny
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using namespace libretiny;
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bool IRAM_ATTR ISRInternalGPIOPin::digital_read() {
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auto *arg = reinterpret_cast<ISRPinArg *>(arg_);
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return bool(digitalRead(arg->pin)) ^ arg->inverted; // NOLINT
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}
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void IRAM_ATTR ISRInternalGPIOPin::digital_write(bool value) {
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auto *arg = reinterpret_cast<ISRPinArg *>(arg_);
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digitalWrite(arg->pin, value ^ arg->inverted); // NOLINT
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}
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void IRAM_ATTR ISRInternalGPIOPin::clear_interrupt() {
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auto *arg = reinterpret_cast<ISRPinArg *>(arg_);
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detachInterrupt(arg->pin);
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}
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void IRAM_ATTR ISRInternalGPIOPin::pin_mode(gpio::Flags flags) {
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auto *arg = reinterpret_cast<ISRPinArg *>(arg_);
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pinMode(arg->pin, flags_to_mode(flags)); // NOLINT
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}
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} // namespace esphome
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#endif // USE_LIBRETINY
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