34 lines
1.4 KiB
C
34 lines
1.4 KiB
C
/**
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******************************************************************************
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* @file SHAL.h
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* @author Luca Lizaranzu
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* @brief Utilities for creating and populating the TIMER_KEY IRQ callback table
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* globally, see usage in SHAL_TIM.h. Created in use for singleton TIMER_KEY abstractions
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******************************************************************************
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*/
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#ifndef SHAL_TIM_CALLBACK_H
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#define SHAL_TIM_CALLBACK_H
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#include "SHAL_CORE.h"
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#include "SHAL_TIM_REG.h"
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#define DEFINE_TIMER_IRQ(key, irq_handler) \
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extern "C" void irq_handler(void) { \
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auto tim_status_reg = getTimerStatusRegister(key); \
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if (*tim_status_reg.reg & tim_status_reg.update_interrupt_flag_mask) { \
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SHAL_clear_bitmask(tim_status_reg.reg,tim_status_reg.update_interrupt_flag_mask); /* clear flag */ \
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auto cb = timer_callbacks[static_cast<int>(key)]; \
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if (cb) cb(); \
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}; \
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};
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typedef void (*TimerCallback)(); //Typedef for callback function
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[[maybe_unused]] static TimerCallback timer_callbacks[static_cast<int>(Timer_Key::NUM_TIMERS)] = {nullptr}; //Timer IRQ Callback table
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void registerTimerCallback(Timer_Key key, TimerCallback callback);
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#endif //SHMINGO_HAL_SHAL_TIM_CALLBACK_H
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