mirror of https://github.com/ArduPilot/ardupilot
AP_HAL_ChibiOS: support external watchdog gpio
Co-authored-by: Randy Mackay <rmackay9@yahoo.com> optional support to toggle GPIO pin at 10hz
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@ -764,8 +764,23 @@ void Scheduler::watchdog_pat(void)
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{
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{
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stm32_watchdog_pat();
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stm32_watchdog_pat();
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last_watchdog_pat_ms = AP_HAL::millis();
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last_watchdog_pat_ms = AP_HAL::millis();
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#if defined(HAL_GPIO_PIN_EXT_WDOG)
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ext_watchdog_pat(last_watchdog_pat_ms);
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#endif
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}
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}
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#if defined(HAL_GPIO_PIN_EXT_WDOG)
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// toggle the external watchdog gpio pin
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void Scheduler::ext_watchdog_pat(uint32_t now_ms)
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{
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// toggle watchdog GPIO every WDI_OUT_INTERVAL_TIME_MS
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if ((now_ms - last_ext_watchdog_ms) >= EXT_WDOG_INTERVAL_MS) {
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palToggleLine(HAL_GPIO_PIN_EXT_WDOG);
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last_ext_watchdog_ms = now_ms;
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}
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}
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#endif
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#if CH_DBG_ENABLE_STACK_CHECK == TRUE
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#if CH_DBG_ENABLE_STACK_CHECK == TRUE
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/*
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/*
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check we have enough stack free on all threads and the ISR stack
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check we have enough stack free on all threads and the ISR stack
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@ -193,5 +193,11 @@ private:
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// check for free stack space
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// check for free stack space
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void check_stack_free(void);
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void check_stack_free(void);
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#if defined(HAL_GPIO_PIN_EXT_WDOG)
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// external watchdog GPIO support
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void ext_watchdog_pat(uint32_t now_ms);
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uint32_t last_ext_watchdog_ms;
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#endif
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};
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};
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#endif
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#endif
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