reset.c

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#include <arch/avr32.h>
#include <dev/reset.h>
#include <dev/watchdog.h>

#include <avr32/io.h>


void Avr32Reset(void)
{
    /* use the watchdog. */
    if (NutWatchDogStart(1, 0)) {
        for (;;);
    }
}

int Avr32ResetCause(void)
{
    int rc = NUT_RSTTYP_UNKNOWN;

    switch (AVR32_PM.rcause) {
    case AVR32_PM_RCAUSE_POR:
        rc = NUT_RSTTYP_POWERUP;
        break;
    case AVR32_PM_RCAUSE_WDT:
        rc = NUT_RSTTYP_WATCHDOG;
        break;
    case AVR32_PM_RCAUSE_EXT:
        rc = NUT_RSTTYP_EXTERNAL;
        break;
    case AVR32_PM_RCAUSE_BOD:
        rc = NUT_RSTTYP_BROWNOUT;
        break;
    }
    return rc;
}