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fix: handle event setting in ISR context #33

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fix: handle event setting in ISR context #33

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17 changes: 16 additions & 1 deletion src/freertos/osal.c
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Original file line number Diff line number Diff line change
Expand Up @@ -16,6 +16,7 @@
#include "osal.h"

#include <stdlib.h>
#include <portmacro.h>

#define TMO_TO_TICKS(ms) \
((ms == OS_WAIT_FOREVER) ? portMAX_DELAY : (ms) / portTICK_PERIOD_MS)
Expand Down Expand Up @@ -150,7 +151,21 @@ bool os_event_wait (os_event_t * event, uint32_t mask, uint32_t * value, uint32_

void os_event_set (os_event_t * event, uint32_t value)
{
xEventGroupSetBits ((EventGroupHandle_t)event, value);
if (xPortIsInsideInterrupt() == pdTRUE)
{
BaseType_t xHigherPriorityTaskWoken = pdFALSE;

xEventGroupSetBitsFromISR (
(EventGroupHandle_t)event,
value,
&xHigherPriorityTaskWoken);

portYIELD_FROM_ISR (xHigherPriorityTaskWoken);
}
else
{
xEventGroupSetBits ((EventGroupHandle_t)event, value);
}
}

void os_event_clr (os_event_t * event, uint32_t value)
Expand Down