unleashed-firmware/furi/core/critical.c

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#include "common_defines.h"
__FuriCriticalInfo __furi_critical_enter(void) {
__FuriCriticalInfo info;
info.isrm = 0;
info.from_isr = FURI_IS_ISR();
info.kernel_running = (xTaskGetSchedulerState() == taskSCHEDULER_RUNNING);
if(info.from_isr) {
info.isrm = taskENTER_CRITICAL_FROM_ISR();
} else if(info.kernel_running) {
taskENTER_CRITICAL();
} else {
__disable_irq();
}
return info;
}
void __furi_critical_exit(__FuriCriticalInfo info) {
if(info.from_isr) {
taskEXIT_CRITICAL_FROM_ISR(info.isrm);
} else if(info.kernel_running) {
taskEXIT_CRITICAL();
} else {
__enable_irq();
}
}