244 lines
7.4 KiB
C
244 lines
7.4 KiB
C
/*
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* Copyright (c) 2010, University of Colombo School of Computing
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*
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* @(#)$$
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*/
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/**
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* \file
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* Network initialization for the MICAz port.
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* \author
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* Kasun Hewage <kasun.ch@gmail.com>
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*/
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#include <stdio.h>
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#include <string.h>
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#include <avr/pgmspace.h>
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#include "contiki.h"
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#include "cc2420.h"
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#include "dev/rs232.h"
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#include "dev/slip.h"
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#include "dev/leds.h"
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#include "net/netstack.h"
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#include "net/mac/frame802154.h"
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#include "dev/ds2401.h"
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#include "sys/node-id.h"
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#if WITH_UIP6
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#include "net/ipv6/uip-ds6.h"
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#endif /* WITH_UIP6 */
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#if WITH_UIP
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#include "net/ip/uip.h"
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#include "net/ipv4/uip-fw.h"
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#include "net/uip-fw-drv.h"
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#include "net/ipv4/uip-over-mesh.h"
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static struct uip_fw_netif slipif =
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{UIP_FW_NETIF(192,168,1,2, 255,255,255,255, slip_send)};
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static struct uip_fw_netif meshif =
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{UIP_FW_NETIF(172,16,0,0, 255,255,0,0, uip_over_mesh_send)};
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static uint8_t is_gateway;
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#endif /* WITH_UIP */
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#define UIP_OVER_MESH_CHANNEL 8
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/*---------------------------------------------------------------------------*/
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static void
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set_rime_addr(void)
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{
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linkaddr_t addr;
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int i;
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memset(&addr, 0, sizeof(linkaddr_t));
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#if UIP_CONF_IPV6
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memcpy(addr.u8, ds2401_id, sizeof(addr.u8));
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#else
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if(node_id == 0) {
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for(i = 0; i < sizeof(linkaddr_t); ++i) {
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addr.u8[i] = ds2401_id[7 - i];
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}
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} else {
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addr.u8[0] = node_id & 0xff;
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addr.u8[1] = node_id >> 8;
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}
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#endif
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linkaddr_set_node_addr(&addr);
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printf_P(PSTR("Rime started with address "));
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for(i = 0; i < sizeof(addr.u8) - 1; i++) {
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printf_P(PSTR("%d."), addr.u8[i]);
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}
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printf_P(PSTR("%d\n"), addr.u8[i]);
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}
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/*--------------------------------------------------------------------------*/
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#if WITH_UIP
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static void
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set_gateway(void)
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{
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if(!is_gateway) {
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leds_on(LEDS_RED);
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printf_P(PSTR("%d.%d: making myself the IP network gateway.\n\n"),
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linkaddr_node_addr.u8[0], linkaddr_node_addr.u8[1]);
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printf_P(PSTR("IPv4 address of the gateway: %d.%d.%d.%d\n\n"),
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uip_ipaddr_to_quad(&uip_hostaddr));
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uip_over_mesh_set_gateway(&linkaddr_node_addr);
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uip_over_mesh_make_announced_gateway();
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is_gateway = 1;
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}
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}
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#endif /* WITH_UIP */
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/*---------------------------------------------------------------------------*/
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void
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init_net(void)
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{
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set_rime_addr();
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cc2420_init();
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{
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uint8_t longaddr[8];
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uint16_t shortaddr;
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shortaddr = (linkaddr_node_addr.u8[0] << 8) +
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linkaddr_node_addr.u8[1];
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memset(longaddr, 0, sizeof(longaddr));
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linkaddr_copy((linkaddr_t *)&longaddr, &linkaddr_node_addr);
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printf_P(PSTR("MAC %02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x\n"),
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longaddr[0], longaddr[1], longaddr[2], longaddr[3],
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longaddr[4], longaddr[5], longaddr[6], longaddr[7]);
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cc2420_set_pan_addr(IEEE802154_PANID, shortaddr, longaddr);
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}
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#if WITH_UIP6
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memcpy(&uip_lladdr.addr, ds2401_id, sizeof(uip_lladdr.addr));
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/* Setup nullmac-like MAC for 802.15.4 */
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/* sicslowpan_init(sicslowmac_init(&cc2420_driver)); */
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/* printf(" %s channel %u\n", sicslowmac_driver.name, CC2420_CONF_CHANNEL); */
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/* Setup X-MAC for 802.15.4 */
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queuebuf_init();
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NETSTACK_RDC.init();
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NETSTACK_MAC.init();
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NETSTACK_NETWORK.init();
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printf_P(PSTR("%s %s, channel check rate %d Hz, radio channel %d\n"),
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NETSTACK_MAC.name, NETSTACK_RDC.name,
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CLOCK_SECOND / (NETSTACK_RDC.channel_check_interval() == 0 ? 1:
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NETSTACK_RDC.channel_check_interval()),
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CC2420_CONF_CHANNEL);
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process_start(&tcpip_process, NULL);
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printf_P(PSTR("Tentative link-local IPv6 address "));
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{
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uip_ds6_addr_t *lladdr;
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int i;
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lladdr = uip_ds6_get_link_local(-1);
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for(i = 0; i < 7; ++i) {
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printf_P(PSTR("%02x%02x:"), lladdr->ipaddr.u8[i * 2],
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lladdr->ipaddr.u8[i * 2 + 1]);
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}
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printf_P(PSTR("%02x%02x\n"), lladdr->ipaddr.u8[14], lladdr->ipaddr.u8[15]);
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}
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if(!UIP_CONF_IPV6_RPL) {
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uip_ipaddr_t ipaddr;
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int i;
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uip_ip6addr(&ipaddr, 0xaaaa, 0, 0, 0, 0, 0, 0, 0);
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uip_ds6_set_addr_iid(&ipaddr, &uip_lladdr);
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uip_ds6_addr_add(&ipaddr, 0, ADDR_TENTATIVE);
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printf_P(PSTR("Tentative global IPv6 address "));
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for(i = 0; i < 7; ++i) {
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printf_P(PSTR("%02x%02x:"),
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ipaddr.u8[i * 2], ipaddr.u8[i * 2 + 1]);
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}
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printf_P(PSTR("%02x%02x\n"),
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ipaddr.u8[7 * 2], ipaddr.u8[7 * 2 + 1]);
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}
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#else /* WITH_UIP6 */
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NETSTACK_RDC.init();
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NETSTACK_MAC.init();
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NETSTACK_NETWORK.init();
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printf_P(PSTR("%s %s, channel check rate %d Hz, radio channel %d\n"),
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NETSTACK_MAC.name, NETSTACK_RDC.name,
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CLOCK_SECOND / (NETSTACK_RDC.channel_check_interval() == 0? 1:
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NETSTACK_RDC.channel_check_interval()),
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CC2420_CONF_CHANNEL);
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#endif /* WITH_UIP6 */
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#if WITH_UIP
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uip_ipaddr_t hostaddr, netmask;
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uip_init();
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uip_fw_init();
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process_start(&tcpip_process, NULL);
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process_start(&slip_process, NULL);
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process_start(&uip_fw_process, NULL);
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slip_set_input_callback(set_gateway);
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/* Construct ip address from four bytes. */
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uip_ipaddr(&hostaddr, 172, 16, linkaddr_node_addr.u8[0],
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linkaddr_node_addr.u8[1]);
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/* Construct netmask from four bytes. */
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uip_ipaddr(&netmask, 255,255,0,0);
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uip_ipaddr_copy(&meshif.ipaddr, &hostaddr);
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/* Set the IP address for this host. */
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uip_sethostaddr(&hostaddr);
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/* Set the netmask for this host. */
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uip_setnetmask(&netmask);
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uip_over_mesh_set_net(&hostaddr, &netmask);
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/* Register slip interface with forwarding module. */
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//uip_fw_register(&slipif);
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uip_over_mesh_set_gateway_netif(&slipif);
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/* Set slip interface to be a default forwarding interface . */
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uip_fw_default(&meshif);
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uip_over_mesh_init(UIP_OVER_MESH_CHANNEL);
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printf_P(PSTR("uIP started with IP address %d.%d.%d.%d\n"),
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uip_ipaddr_to_quad(&hostaddr));
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#endif /* WITH_UIP */
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}
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/*---------------------------------------------------------------------------*/
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