void __ISR(_TIMER_1_VECTOR, ipl2) Timer1Handler(void) { // clear the interrupt flag mT1ClearIntFlag(); // .. things to do rt_hw_timer_handler(); }
void rt_interrupt_dispatch(void *ptreg) { int i; rt_isr_handler_t irq_func; static rt_uint32_t status = 0; rt_uint32_t c0_status; /* check os timer */ c0_status = read_c0_status(); if (c0_status & 0x8000) { rt_hw_timer_handler(); } if (c0_status & 0x0400) { /* the hardware interrupt */ status |= INT_ISR; if (!status) return; for (i = MAX_INTR; i > 0; --i) { if ((status & (1<<i))) { status &= ~(1<<i); irq_func = irq_handle_table[i]; /* do interrupt */ (*irq_func)(i); /* ack interrupt */ INT_CLR = (1 << i); } } } }
void SysTick_Handler(void) { extern void rt_hw_timer_handler(void); rt_hw_timer_handler(); }
/******************************************************************************* * Function Name : SysTickHandler * Description : This function handles SysTick Handler. * Input : None * Output : None * Return : None *******************************************************************************/ void SysTickHandler(void) { /* handle os tick */ rt_hw_timer_handler(); }
/******************************************************************************* * Function Name : SysTickHandler * Description : This function handles SysTick Handler. * Input : None * Output : None * Return : None *******************************************************************************/ void SysTick_Handler(void) { rt_hw_timer_handler(); }