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Reducing the change of no_event fatal error #894

This commit is contained in:
rusefi 2019-07-29 22:47:39 -04:00
parent a3667eda8b
commit 72ad77879c
1 changed files with 16 additions and 0 deletions
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16
firmware/hw_layer/microsecond_timer.cpp
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@ -22,6 +22,8 @@
#if EFI_PROD_CODE && HAL_USE_GPT
#include "periodic_task.h"
#include "engine.h"
EXTERN_ENGINE;
/**
* Maximum duration of complete timer callback, all pending events together
@ -136,6 +138,18 @@ static constexpr GPTConfig gpt5cfg = { 1000000, /* 1 MHz timer clock.*/
hwTimerCallback, /* Timer callback.*/
0, 0 };
static scheduling_s watchDogBuddy;
static void watchDogBuddyCallback(void *arg) {
(void)arg;
/**
* the purpose of this periodic activity is to make watchdogControllerInstance
* watchdog happy by ensuring that we have scheduler activity even in case of very broken configuration
* without any PWM or input pins
*/
engine->executor.scheduleForLater(&watchDogBuddy, MS2US(1000), watchDogBuddyCallback, NULL);
}
void initMicrosecondTimer(void) {
gptStart(&GPTDEVICE, &gpt5cfg);
@ -143,6 +157,8 @@ void initMicrosecondTimer(void) {
hwStarted = true;
lastSetTimerTimeNt = getTimeNowNt();
watchDogBuddyCallback(NULL);
#if EFI_EMULATE_POSITION_SENSORS
watchdogControllerInstance.Start();
#endif /* EFI_EMULATE_POSITION_SENSORS */