/*---------------------------------------------------------------------------*/ void cc2420_arch_init(void) { spi_init(); /* all input by default, set these as output */ CC2420_CSN_PORT(DIR) |= BV(CC2420_CSN_PIN); CC2420_VREG_PORT(DIR) |= BV(CC2420_VREG_PIN); CC2420_RESET_PORT(DIR) |= BV(CC2420_RESET_PIN); #if CONF_SFD_TIMESTAMPS cc2420_arch_sfd_init(); #endif CC2420_SPI_DISABLE(); /* Unselect radio. */ }
/*---------------------------------------------------------------------------*/ #if WITH_TINYOS_AUTO_IDS uint16_t TOS_NODE_ID = 0x1234; /* non-zero */ uint16_t TOS_LOCAL_ADDRESS = 0x1234; /* non-zero */ #endif /* WITH_TINYOS_AUTO_IDS */ int main(int argc, char **argv) { /* * Initalize hardware. */ msp430_cpu_init(); clock_init(); #if USE_LEDS leds_init(); leds_on(LEDS_RED); #endif #if USE_SERIAL uart1_init(BAUD2UBR(115200)); /* Must come before first PRINTF */ #endif #if USE_LEDS leds_on(LEDS_GREEN); #endif #if USE_ADDRESSING ds2411_init(); /* XXX hack: Fix it so that the 802.15.4 MAC address is compatible with an Ethernet MAC address - byte 0 (byte 2 in the DS ID) cannot be odd. */ ds2411_id[2] &= 0xfe; #endif #if USE_LEDS leds_on(LEDS_BLUE); #endif #if USE_XMEM xmem_init(); #endif #if USE_LEDS leds_off(LEDS_RED); #endif #if USE_RTIMER rtimer_init(); #endif /* * Hardware initialization done! */ #if USE_ADDRESSING #if WITH_TINYOS_AUTO_IDS node_id = TOS_NODE_ID; #else /* WITH_TINYOS_AUTO_IDS */ /* Restore node id if such has been stored in external mem */ node_id_restore(); #endif /* WITH_TINYOS_AUTO_IDS */ #endif // USE_ADDRESSING /* for setting "hardcoded" IEEE 802.15.4 MAC addresses */ #ifdef IEEE_802154_MAC_ADDRESS { uint8_t ieee[] = IEEE_802154_MAC_ADDRESS; memcpy(ds2411_id, ieee, sizeof(uip_lladdr.addr)); ds2411_id[7] = node_id & 0xff; } #endif #if USE_RANDOM random_init(ds2411_id[0] + node_id); #endif #if USE_LEDS leds_off(LEDS_BLUE); #endif /* * Initialize Contiki and our processes. */ process_init(); process_start(&etimer_process, NULL); #if USE_ALARMS ctimer_init(); #endif #if WITH_UIP slip_arch_init(BAUD2UBR(115200)); #endif /* WITH_UIP */ init_platform(); #if USE_ADDRESSING set_rime_addr(); #endif #if USE_RADIO cc2420_init(); #if USE_ADDRESSING { uint8_t longaddr[8]; uint16_t shortaddr; shortaddr = (rimeaddr_node_addr.u8[0] << 8) + rimeaddr_node_addr.u8[1]; memset(longaddr, 0, sizeof(longaddr)); rimeaddr_copy((rimeaddr_t *)&longaddr, &rimeaddr_node_addr); PRINTF("MAC %02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x ", longaddr[0], longaddr[1], longaddr[2], longaddr[3], longaddr[4], longaddr[5], longaddr[6], longaddr[7]); cc2420_set_pan_addr(IEEE802154_PANID, shortaddr, longaddr); } #endif // USE_ADDRESSING cc2420_set_channel(RF_CHANNEL); #endif // USE_RADIO PRINTF(CONTIKI_VERSION_STRING " started. "); if(node_id > 0) { PRINTF("Node id is set to %u.\n", node_id); } else { PRINTF("Node id is not set.\n"); } /* PRINTF("MAC %02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x", ds2411_id[0], ds2411_id[1], ds2411_id[2], ds2411_id[3], ds2411_id[4], ds2411_id[5], ds2411_id[6], ds2411_id[7]);*/ #if WITH_UIP6 memcpy(&uip_lladdr.addr, ds2411_id, sizeof(uip_lladdr.addr)); /* Setup nullmac-like MAC for 802.15.4 */ /* sicslowpan_init(sicslowmac_init(&cc2420_driver)); */ /* PRINTF(" %s channel %u\n", sicslowmac_driver.name, RF_CHANNEL); */ /* Setup X-MAC for 802.15.4 */ queuebuf_init(); NETSTACK_RDC.init(); NETSTACK_MAC.init(); NETSTACK_NETWORK.init(); PRINTF("%s %s, channel check rate %lu Hz, radio channel %u\n", NETSTACK_MAC.name, NETSTACK_RDC.name, CLOCK_SECOND / (NETSTACK_RDC.channel_check_interval() == 0 ? 1: NETSTACK_RDC.channel_check_interval()), RF_CHANNEL); process_start(&tcpip_process, NULL); PRINTF("Tentative link-local IPv6 address "); { uip_ds6_addr_t *lladdr; int i; lladdr = uip_ds6_get_link_local(-1); for(i = 0; i < 7; ++i) { PRINTF("%02x%02x:", lladdr->ipaddr.u8[i * 2], lladdr->ipaddr.u8[i * 2 + 1]); } PRINTF("%02x%02x\n", lladdr->ipaddr.u8[14], lladdr->ipaddr.u8[15]); } if(!UIP_CONF_IPV6_RPL) { uip_ipaddr_t ipaddr; int i; uip_ip6addr(&ipaddr, 0xaaaa, 0, 0, 0, 0, 0, 0, 0); uip_ds6_set_addr_iid(&ipaddr, &uip_lladdr); uip_ds6_addr_add(&ipaddr, 0, ADDR_TENTATIVE); PRINTF("Tentative global IPv6 address "); for(i = 0; i < 7; ++i) { PRINTF("%02x%02x:", ipaddr.u8[i * 2], ipaddr.u8[i * 2 + 1]); } PRINTF("%02x%02x\n", ipaddr.u8[7 * 2], ipaddr.u8[7 * 2 + 1]); } #else /* WITH_UIP6 */ #if CONTIKI_MY_OPTIMIZATIONS // disable net completely, totally and fully #else NETSTACK_RDC.init(); NETSTACK_MAC.init(); NETSTACK_NETWORK.init(); PRINTF("%s %s, channel check rate %lu Hz, radio channel %u\n", NETSTACK_MAC.name, NETSTACK_RDC.name, CLOCK_SECOND / (NETSTACK_RDC.channel_check_interval() == 0? 1: NETSTACK_RDC.channel_check_interval()), RF_CHANNEL); #endif #endif /* WITH_UIP6 */ #if USE_SERIAL #if !WITH_UIP && !WITH_UIP6 uart1_set_input(serial_line_input_byte); serial_line_init(); #endif #endif #if PROFILE_CONF_ON profile_init(); #endif /* PROFILE_CONF_ON */ #if USE_LEDS leds_off(LEDS_GREEN); #endif #if TIMESYNCH_CONF_ENABLED timesynch_init(); timesynch_set_authority_level((rimeaddr_node_addr.u8[0] << 4) + 16); #endif /* TIMESYNCH_CONF_ENABLED */ #if WITH_UIP process_start(&tcpip_process, NULL); process_start(&uip_fw_process, NULL); /* Start IP output */ process_start(&slip_process, NULL); slip_set_input_callback(set_gateway); { uip_ipaddr_t hostaddr, netmask; uip_init(); uip_ipaddr(&hostaddr, 172,16, rimeaddr_node_addr.u8[0],rimeaddr_node_addr.u8[1]); uip_ipaddr(&netmask, 255,255,0,0); uip_ipaddr_copy(&meshif.ipaddr, &hostaddr); uip_sethostaddr(&hostaddr); uip_setnetmask(&netmask); uip_over_mesh_set_net(&hostaddr, &netmask); /* uip_fw_register(&slipif);*/ uip_over_mesh_set_gateway_netif(&slipif); uip_fw_default(&meshif); uip_over_mesh_init(UIP_OVER_MESH_CHANNEL); PRINTF("uIP started with IP address %d.%d.%d.%d\n", uip_ipaddr_to_quad(&hostaddr)); } #endif /* WITH_UIP */ energest_init(); ENERGEST_ON(ENERGEST_TYPE_CPU); watchdog_start(); #if USE_SERIAL #if !PROCESS_CONF_NO_PROCESS_NAMES print_processes(autostart_processes); #else /* !PROCESS_CONF_NO_PROCESS_NAMES */ putchar('\n'); /* include putchar() */ #endif /* !PROCESS_CONF_NO_PROCESS_NAMES */ #endif autostart_start(autostart_processes); /* * This is the scheduler loop. */ #if DCOSYNCH_CONF_ENABLED timer_set(&mgt_timer, DCOSYNCH_PERIOD * CLOCK_SECOND); #endif /* watchdog_stop();*/ while(1) { int r; #if PROFILE_CONF_ON profile_episode_start(); #endif /* PROFILE_CONF_ON */ do { /* Reset watchdog. */ watchdog_periodic(); r = process_run(); } while(r > 0); #if PROFILE_CONF_ON profile_episode_end(); #endif /* PROFILE_CONF_ON */ /* * Idle processing. */ int s = splhigh(); /* Disable interrupts. */ /* uart1_active is for avoiding LPM3 when still sending or receiving */ if(process_nevents() != 0 #if USE_SERIAL || uart1_active() #endif ) { splx(s); /* Re-enable interrupts. */ } else { static unsigned long irq_energest = 0; #if DCOSYNCH_CONF_ENABLED /* before going down to sleep possibly do some management */ if(timer_expired(&mgt_timer)) { watchdog_periodic(); timer_reset(&mgt_timer); msp430_sync_dco(); #if CC2420_CONF_SFD_TIMESTAMPS cc2420_arch_sfd_init(); #endif /* CC2420_CONF_SFD_TIMESTAMPS */ } #endif /* Re-enable interrupts and go to sleep atomically. */ ENERGEST_OFF(ENERGEST_TYPE_CPU); ENERGEST_ON(ENERGEST_TYPE_LPM); /* We only want to measure the processing done in IRQs when we are asleep, so we discard the processing time done when we were awake. */ energest_type_set(ENERGEST_TYPE_IRQ, irq_energest); watchdog_stop(); /* check if the DCO needs to be on - if so - only LPM 1 */ if (msp430_dco_required) { _BIS_SR(GIE | CPUOFF); /* LPM1 sleep for DMA to work!. */ } else { _BIS_SR(GIE | SCG0 | SCG1 | CPUOFF); /* LPM3 sleep. This statement will block until the CPU is woken up by an interrupt that sets the wake up flag. */ } /* We get the current processing time for interrupts that was done during the LPM and store it for next time around. */ dint(); irq_energest = energest_type_time(ENERGEST_TYPE_IRQ); eint(); watchdog_start(); ENERGEST_OFF(ENERGEST_TYPE_LPM); ENERGEST_ON(ENERGEST_TYPE_CPU); } } return 0; }