Example #1
0
void random_poweron(void)
{
    RANDOM_CLKEN();

    if ((KINETIS_RNGB->VER & RNG_VER_TYPE_MASK) != 0b0001) {
        /* Wrong type of RNG */
        /* TODO: Handle */
    }

    /* Software reset, bit is self-clearing */
    BITBAND_REG32(KINETIS_RNGB->CMD, RNG_CMD_SR_SHIFT) = 1;
    /* Set up automatic reseed */
    KINETIS_RNGB->CR = RNG_CR_AR_MASK | RNG_CR_MASKERR_MASK | RNG_CR_MASKDONE_MASK;
}
Example #2
0
void random_poweron(void)
{
    RANDOM_CLKEN();
    KINETIS_RNGA->CR = RNG_CR_INTM_MASK | RNG_CR_HA_MASK | RNG_CR_GO_MASK;
}