void cc2538_init(void)
{
const init_pair_t *pair;
for (pair = init_table; pair->reg_addr != NULL; pair++) {
*pair->reg_addr = pair->value;
}
cc2538_set_tx_power(CC2538_RF_POWER_DEFAULT);
cc2538_set_chan(CC2538_RF_CHANNEL_DEFAULT);
cc2538_set_pan(CC2538_RF_PANID_DEFAULT);
cc2538_set_addr_long(cc2538_get_eui64_primary());
/* Select the observable signals (maximum of three) */
RFCORE_XREG_RFC_OBS_CTRL0 = tx_active;
RFCORE_XREG_RFC_OBS_CTRL1 = rx_active;
RFCORE_XREG_RFC_OBS_CTRL2 = ffctrl_fifo;
/* Select output pins for the three observable signals */
#ifdef BOARD_OPENMOTE_CC2538
CCTEST_OBSSEL0 = 0; /* PC0 = USB_SEL */
CCTEST_OBSSEL1 = 0; /* PC1 = N/C */
CCTEST_OBSSEL2 = 0; /* PC2 = N/C */
CCTEST_OBSSEL3 = 0; /* PC3 = USER_BUTTON */
CCTEST_OBSSEL4 = OBSSEL_EN | rfc_obs_sig0; /* PC4 = RED_LED */
CCTEST_OBSSEL5 = 0; /* PC5 = ORANGE_LED */
CCTEST_OBSSEL6 = OBSSEL_EN | rfc_obs_sig1; /* PC6 = YELLOW_LED */
CCTEST_OBSSEL7 = OBSSEL_EN | rfc_obs_sig2; /* PC7 = GREEN_LED */
#else
/* Assume BOARD_CC2538DK (or similar). */
CCTEST_OBSSEL0 = OBSSEL_EN | rfc_obs_sig0; /* PC0 = LED_1 (red) */
CCTEST_OBSSEL1 = OBSSEL_EN | rfc_obs_sig1; /* PC1 = LED_2 (yellow) */
CCTEST_OBSSEL2 = OBSSEL_EN | rfc_obs_sig2; /* PC2 = LED_3 (green) */
CCTEST_OBSSEL3 = 0; /* PC3 = LED_4 (red) */
CCTEST_OBSSEL4 = 0; /* PC4 = BTN_L */
CCTEST_OBSSEL5 = 0; /* PC5 = BTN_R */
CCTEST_OBSSEL6 = 0; /* PC6 = BTN_UP */
CCTEST_OBSSEL7 = 0; /* PC7 = BTN_DN */
#endif /* BOARD_OPENMOTE_CC2538 */
if (SYS_CTRL->I_MAP) {
NVIC_SetPriority(RF_RXTX_ALT_IRQn, RADIO_IRQ_PRIO);
NVIC_EnableIRQ(RF_RXTX_ALT_IRQn);
NVIC_SetPriority(RF_ERR_ALT_IRQn, RADIO_IRQ_PRIO);
NVIC_EnableIRQ(RF_ERR_ALT_IRQn);
}
else {
NVIC_SetPriority(RF_RXTX_IRQn, RADIO_IRQ_PRIO);
NVIC_EnableIRQ(RF_RXTX_IRQn);
NVIC_SetPriority(RF_ERR_IRQn, RADIO_IRQ_PRIO);
NVIC_EnableIRQ(RF_ERR_IRQn);
}
/* Flush the receive and transmit FIFOs */
RFCORE_SFR_RFST = ISFLUSHTX;
RFCORE_SFR_RFST = ISFLUSHRX;
cc2538_on();
}
static int _set(netdev2_t *netdev, netopt_t opt, void *value, size_t value_len)
{
cc2538_rf_t *dev = (cc2538_rf_t *)netdev;
int res = -ENOTSUP;
if (dev == NULL) {
return -ENODEV;
}
switch (opt) {
case NETOPT_ADDRESS:
if (value_len > sizeof(uint16_t)) {
res = -EOVERFLOW;
}
else {
cc2538_set_addr_short(*((uint16_t*)value));
}
break;
case NETOPT_ADDRESS_LONG:
if (value_len > sizeof(uint64_t)) {
res = -EOVERFLOW;
}
else {
cc2538_set_addr_long(*((uint64_t*)value));
}
break;
case NETOPT_AUTOACK:
RFCORE->XREG_FRMCTRL0bits.AUTOACK = ((bool *)value)[0];
res = sizeof(netopt_enable_t);
break;
case NETOPT_CHANNEL:
if (value_len != sizeof(uint16_t)) {
res = -EINVAL;
}
else {
uint8_t chan = ((uint8_t *)value)[0];
if (chan < IEEE802154_CHANNEL_MIN ||
chan > IEEE802154_CHANNEL_MAX) {
res = -EINVAL;
}
else {
cc2538_set_chan(chan);
}
}
break;
case NETOPT_CHANNEL_PAGE:
/* This tranceiver only supports page 0 */
if (value_len != sizeof(uint16_t) ||
*((uint16_t *)value) != 0 ) {
res = -EINVAL;
}
else {
res = sizeof(uint16_t);
}
break;
case NETOPT_IS_WIRED:
return -ENOTSUP;
case NETOPT_NID:
if (value_len > sizeof(uint16_t)) {
res = -EOVERFLOW;
}
else {
cc2538_set_pan(*((uint16_t *)value));
}
break;
case NETOPT_PROMISCUOUSMODE:
cc2538_set_monitor(((bool *)value)[0]);
res = sizeof(netopt_enable_t);
break;
case NETOPT_STATE:
if (value_len > sizeof(netopt_state_t)) {
return -EOVERFLOW;
}
cc2538_set_state(dev, *((netopt_state_t *)value));
res = sizeof(netopt_state_t);
break;
case NETOPT_TX_POWER:
if (value_len > sizeof(int16_t)) {
return -EOVERFLOW;
}
cc2538_set_tx_power(*((int16_t *)value));
res = sizeof(uint16_t);
break;
default:
break;
}
if (res == -ENOTSUP) {
res = netdev2_ieee802154_set((netdev2_ieee802154_t *)netdev, opt,
value, value_len);
}
return res;
}
