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Add IRAM_ATTR to all functions used during interrupts on esp8266 chips. (#7840)

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FreeBear-nc 2024-11-28 03:56:37 +00:00 committed by Jesse Hills
parent 3bac45e737
commit 5717d557f5
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GPG Key ID: BEAAE804EFD8E83A
1 changed files with 5 additions and 5 deletions
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10
esphome/components/opentherm/opentherm.cpp
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@ -220,7 +220,7 @@ void IRAM_ATTR OpenTherm::bit_read_(uint8_t value) {
this->bit_pos_++; this->bit_pos_++;
} }
ProtocolErrorType OpenTherm::verify_stop_bit_(uint8_t value) { ProtocolErrorType IRAM_ATTR OpenTherm::verify_stop_bit_(uint8_t value) {
if (value) { // stop bit detected if (value) { // stop bit detected
return check_parity_(this->data_) ? ProtocolErrorType::NO_ERROR : ProtocolErrorType::PARITY_ERROR; return check_parity_(this->data_) ? ProtocolErrorType::NO_ERROR : ProtocolErrorType::PARITY_ERROR;
} else { // no stop bit detected, error } else { // no stop bit detected, error
@ -365,7 +365,7 @@ void IRAM_ATTR OpenTherm::stop_timer_() {
#ifdef ESP8266 #ifdef ESP8266
// 5 kHz timer_ // 5 kHz timer_
void OpenTherm::start_read_timer_() { void IRAM_ATTR OpenTherm::start_read_timer_() {
InterruptLock const lock; InterruptLock const lock;
timer1_attachInterrupt(OpenTherm::esp8266_timer_isr); timer1_attachInterrupt(OpenTherm::esp8266_timer_isr);
timer1_enable(TIM_DIV16, TIM_EDGE, TIM_LOOP); // 5MHz (5 ticks/us - 1677721.4 us max) timer1_enable(TIM_DIV16, TIM_EDGE, TIM_LOOP); // 5MHz (5 ticks/us - 1677721.4 us max)
@ -373,14 +373,14 @@ void OpenTherm::start_read_timer_() {
} }
// 2 kHz timer_ // 2 kHz timer_
void OpenTherm::start_write_timer_() { void IRAM_ATTR OpenTherm::start_write_timer_() {
InterruptLock const lock; InterruptLock const lock;
timer1_attachInterrupt(OpenTherm::esp8266_timer_isr); timer1_attachInterrupt(OpenTherm::esp8266_timer_isr);
timer1_enable(TIM_DIV16, TIM_EDGE, TIM_LOOP); // 5MHz (5 ticks/us - 1677721.4 us max) timer1_enable(TIM_DIV16, TIM_EDGE, TIM_LOOP); // 5MHz (5 ticks/us - 1677721.4 us max)
timer1_write(2500); // 2kHz timer1_write(2500); // 2kHz
} }
void OpenTherm::stop_timer_() { void IRAM_ATTR OpenTherm::stop_timer_() {
InterruptLock const lock; InterruptLock const lock;
timer1_disable(); timer1_disable();
timer1_detachInterrupt(); timer1_detachInterrupt();
@ -389,7 +389,7 @@ void OpenTherm::stop_timer_() {
#endif // END ESP8266 #endif // END ESP8266
// https://stackoverflow.com/questions/21617970/how-to-check-if-value-has-even-parity-of-bits-or-odd // https://stackoverflow.com/questions/21617970/how-to-check-if-value-has-even-parity-of-bits-or-odd
bool OpenTherm::check_parity_(uint32_t val) { bool IRAM_ATTR OpenTherm::check_parity_(uint32_t val) {
val ^= val >> 16; val ^= val >> 16;
val ^= val >> 8; val ^= val >> 8;
val ^= val >> 4; val ^= val >> 4;