ESP32-PaxCounter/src/irqhandler.cpp
2019-02-02 21:35:40 +01:00

70 lines
1.7 KiB
C++

#include "irqhandler.h"
// Local logging tag
static const char TAG[] = "main";
// irq handler task, handles all our application level interrupts
void irqHandler(void *pvParameters) {
configASSERT(((uint32_t)pvParameters) == 1); // FreeRTOS check
uint32_t InterruptStatus;
// task remains in blocked state until it is notified by an irq
for (;;) {
xTaskNotifyWait(
0x00, // Don't clear any bits on entry
ULONG_MAX, // Clear all bits on exit
&InterruptStatus, // Receives the notification value
portMAX_DELAY); // wait forever (missing error handling here...)
// button pressed?
#ifdef HAS_BUTTON
if (InterruptStatus & BUTTON_IRQ)
readButton();
#endif
// display needs refresh?
#ifdef HAS_DISPLAY
if (InterruptStatus & DISPLAY_IRQ)
refreshtheDisplay();
#endif
// are cyclic tasks due?
if (InterruptStatus & CYCLIC_IRQ)
doHousekeeping();
// is time to send the payload?
if (InterruptStatus & SENDCOUNTER_IRQ)
sendCounter();
}
vTaskDelete(NULL); // shoud never be reached
}
// esp32 hardware timer triggered interrupt service routines
// they notify the irq handler task
void IRAM_ATTR homeCycleIRQ() {
xTaskNotifyFromISR(irqHandlerTask, CYCLIC_IRQ, eSetBits, NULL);
portYIELD_FROM_ISR();
}
void IRAM_ATTR SendCycleIRQ() {
xTaskNotifyFromISR(irqHandlerTask, SENDCOUNTER_IRQ, eSetBits, NULL);
portYIELD_FROM_ISR();
}
#ifdef HAS_DISPLAY
void IRAM_ATTR DisplayIRQ() {
xTaskNotifyFromISR(irqHandlerTask, DISPLAY_IRQ, eSetBits, NULL);
portYIELD_FROM_ISR();
}
#endif
#ifdef HAS_BUTTON
void IRAM_ATTR ButtonIRQ() {
xTaskNotifyFromISR(irqHandlerTask, BUTTON_IRQ, eSetBits, NULL);
portYIELD_FROM_ISR();
}
#endif