//****************************************************************************
//
//! Initialize the watchdog timer
//!
//! \param fpAppWDTCB is the WDT interrupt handler to be registered
//! \param uiReloadVal is the reload value to be set to the WDT
//!
//! This function
//! 1. Initializes the WDT
//!
//! \return None.
//
//****************************************************************************
void WDT_IF_Init(fAPPWDTDevCallbk fpAppWDTCB,
unsigned int uiReloadVal)
{
//
// Enable the peripherals used by this example.
//
MAP_PRCMPeripheralClkEnable(PRCM_WDT, PRCM_RUN_MODE_CLK);
//
// Unlock to be able to configure the registers
//
MAP_WatchdogUnlock(WDT_BASE);
if(fpAppWDTCB != NULL)
{
#ifdef USE_TIRTOS
osi_InterruptRegister(INT_WDT, fpAppWDTCB, INT_PRIORITY_LVL_1);
#else
MAP_WatchdogIntRegister(WDT_BASE,fpAppWDTCB);
#endif
}
//
// Set the watchdog timer reload value
//
MAP_WatchdogReloadSet(WDT_BASE,uiReloadVal);
//
// Start the timer. Once the timer is started, it cannot be disable.
//
MAP_WatchdogEnable(WDT_BASE);
}
Thread::Error Watchdog::start() {
MAP_PRCMPeripheralClkEnable(PRCM_WDT, PRCM_RUN_MODE_CLK);
MAP_WatchdogUnlock(WDT_BASE);
MAP_WatchdogStallEnable(WDT_BASE);
MAP_IntPrioritySet(INT_WDT, INT_PRIORITY_LVL_1);
MAP_WatchdogIntRegister(WDT_BASE, isr);
MAP_WatchdogReloadSet(WDT_BASE, 240000000UL);
MAP_WatchdogEnable(WDT_BASE);
Thread::Error err = Thread::start();
if (err != Thread::kOK)
stop();
return err;
}
