570 lines
16 KiB
C
570 lines
16 KiB
C
/*
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* Copyright (c) 2014, SICS Swedish ICT.
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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
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* 3. The name of the author may not be used to endorse or promote
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* products derived from this software without specific prior
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* written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This file is part of the Contiki OS
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*
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*/
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/**
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* \file
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* Contiki main for NXP JN516X platform
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*
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* \author
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* Beshr Al Nahas <beshr@sics.se>
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* Atis Elsts <atis.elsts@sics.se>
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*/
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#include <stdio.h>
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#include <string.h>
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#include <unistd.h>
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#include "dev/watchdog.h"
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#include <AppHardwareApi.h>
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#include <BbcAndPhyRegs.h>
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#include <recal.h>
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#include "dev/uart0.h"
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#include "dev/uart-driver.h"
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#include "contiki.h"
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#include "net/netstack.h"
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#include "dev/serial-line.h"
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#include "net/ip/uip.h"
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#include "dev/leds.h"
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#include "lib/random.h"
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#include "sys/node-id.h"
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#include "rtimer-arch.h"
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#if NETSTACK_CONF_WITH_IPV6
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#include "net/ipv6/uip-ds6.h"
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#endif /* NETSTACK_CONF_WITH_IPV6 */
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#include "net/rime/rime.h"
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#include "dev/micromac-radio.h"
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#include "MMAC.h"
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/* Includes depending on connected sensor boards */
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#if SENSOR_BOARD_DR1175
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#include "light-sensor.h"
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#include "ht-sensor.h"
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SENSORS(&light_sensor, &ht_sensor);
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#elif SENSOR_BOARD_DR1199
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#include "button-sensor.h"
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#include "pot-sensor.h"
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SENSORS(&pot_sensor, &button_sensor);
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#else
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#include "dev/button-sensor.h"
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/* #include "dev/pir-sensor.h" */
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/* #include "dev/vib-sensor.h" */
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/* &pir_sensor, &vib_sensor */
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SENSORS(&button_sensor);
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#endif
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unsigned char node_mac[8];
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/* Symbol defined by the linker script
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* marks the end of the stack taking into account the used heap */
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extern uint32_t heap_location;
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#ifndef NETSTACK_CONF_WITH_IPV4
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#define NETSTACK_CONF_WITH_IPV4 0
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#endif
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#if NETSTACK_CONF_WITH_IPV4
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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/ipv4/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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#define UIP_OVER_MESH_CHANNEL 8
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static uint8_t is_gateway;
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#endif /* NETSTACK_CONF_WITH_IPV4 */
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#ifdef EXPERIMENT_SETUP
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#include "experiment-setup.h"
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#endif
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/* _EXTRA_LPM is the sleep mode, _LPM is the doze mode */
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#define ENERGEST_TYPE_EXTRA_LPM ENERGEST_TYPE_LPM
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static void main_loop(void);
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#if DCOSYNCH_CONF_ENABLED
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static unsigned long last_dco_calibration_time;
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#endif
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static uint64_t sleep_start;
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static uint32_t sleep_start_ticks;
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/*---------------------------------------------------------------------------*/
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#define DEBUG 1
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#if DEBUG
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#define PRINTF(...) do { printf(__VA_ARGS__); } while(0)
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#else
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#define PRINTF(...) do {} while(0)
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#endif
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/*---------------------------------------------------------------------------*/
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/* Reads MAC from SoC
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* Must be called before node_id_restore()
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* and network addresses initialization */
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static void
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init_node_mac(void)
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{
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tuAddr psExtAddress;
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vMMAC_GetMacAddress(&psExtAddress.sExt);
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node_mac[7] = psExtAddress.sExt.u32L;
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node_mac[6] = psExtAddress.sExt.u32L >> (uint32_t)8;
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node_mac[5] = psExtAddress.sExt.u32L >> (uint32_t)16;
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node_mac[4] = psExtAddress.sExt.u32L >> (uint32_t)24;
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node_mac[3] = psExtAddress.sExt.u32H;
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node_mac[2] = psExtAddress.sExt.u32H >> (uint32_t)8;
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node_mac[1] = psExtAddress.sExt.u32H >> (uint32_t)16;
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node_mac[0] = psExtAddress.sExt.u32H >> (uint32_t)24;
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}
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/*---------------------------------------------------------------------------*/
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#if !PROCESS_CONF_NO_PROCESS_NAMES
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static void
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print_processes(struct process *const processes[])
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{
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/* const struct process * const * p = processes;*/
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PRINTF("Starting");
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while(*processes != NULL) {
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PRINTF(" '%s'", (*processes)->name);
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processes++;
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}
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putchar('\n');
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}
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#endif /* !PROCESS_CONF_NO_PROCESS_NAMES */
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/*---------------------------------------------------------------------------*/
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#if NETSTACK_CONF_WITH_IPV4
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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("%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("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 /* NETSTACK_CONF_WITH_IPV4 */
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/*---------------------------------------------------------------------------*/
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static void
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start_autostart_processes()
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{
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#if !PROCESS_CONF_NO_PROCESS_NAMES
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print_processes(autostart_processes);
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#endif /* !PROCESS_CONF_NO_PROCESS_NAMES */
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autostart_start(autostart_processes);
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}
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/*---------------------------------------------------------------------------*/
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#if NETSTACK_CONF_WITH_IPV6
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static void
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start_uip6(void)
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{
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NETSTACK_NETWORK.init();
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#ifndef WITH_SLIP_RADIO
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process_start(&tcpip_process, NULL);
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#else
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#if WITH_SLIP_RADIO == 0
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process_start(&tcpip_process, NULL);
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#endif
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#endif /* WITH_SLIP_RADIO */
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#if DEBUG
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PRINTF("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("%02x%02x:", lladdr->ipaddr.u8[i * 2],
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lladdr->ipaddr.u8[i * 2 + 1]);
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/* make it hardcoded... */
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}
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lladdr->state = ADDR_AUTOCONF;
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PRINTF("%02x%02x\n", lladdr->ipaddr.u8[14], lladdr->ipaddr.u8[15]);
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}
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#endif /* DEBUG */
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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, UIP_DS6_DEFAULT_PREFIX, 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("Tentative global IPv6 address ");
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for(i = 0; i < 7; ++i) {
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PRINTF("%02x%02x:",
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ipaddr.u8[i * 2], ipaddr.u8[i * 2 + 1]);
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}
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PRINTF("%02x%02x\n",
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ipaddr.u8[7 * 2], ipaddr.u8[7 * 2 + 1]);
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}
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}
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#endif /* NETSTACK_CONF_WITH_IPV6 */
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/*---------------------------------------------------------------------------*/
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static void
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set_linkaddr(void)
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{
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int i;
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linkaddr_t addr;
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memset(&addr, 0, LINKADDR_SIZE);
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#if NETSTACK_CONF_WITH_IPV6
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memcpy(addr.u8, node_mac, sizeof(addr.u8));
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#else
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if(node_id == 0) {
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for(i = 0; i < LINKADDR_SIZE; ++i) {
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addr.u8[i] = node_mac[LINKADDR_SIZE - 1 - 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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#if DEBUG
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PRINTF("Link-layer address: ");
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for(i = 0; i < sizeof(addr.u8) - 1; i++) {
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PRINTF("%d.", addr.u8[i]);
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}
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PRINTF("%d\n", addr.u8[i]);
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#endif
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}
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/*---------------------------------------------------------------------------*/
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bool_t
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xosc_init(void)
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{
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/* The internal 32kHz RC oscillator is used by default;
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* Initialize and enable the external 32.768kHz crystal.
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*/
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vAHI_Init32KhzXtal();
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/* Switch to the 32.768kHz crystal.
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* This will block and wait up to 1 sec for it to stabilize. */
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return bAHI_Set32KhzClockMode(E_AHI_XTAL);
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}
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/*---------------------------------------------------------------------------*/
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#if WITH_TINYOS_AUTO_IDS
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uint16_t TOS_NODE_ID = 0x1234; /* non-zero */
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uint16_t TOS_LOCAL_ADDRESS = 0x1234; /* non-zero */
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#endif /* WITH_TINYOS_AUTO_IDS */
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int
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main(void)
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{
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/* Set stack overflow address for detecting overflow in runtime */
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vAHI_SetStackOverflow(TRUE, ((uint32_t *)&heap_location)[0]);
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/* Initialize random with a seed from the SoC random generator.
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* This must be done before selecting the high-precision external oscillator.
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*/
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vAHI_StartRandomNumberGenerator(E_AHI_RND_SINGLE_SHOT, E_AHI_INTS_DISABLED);
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random_init(u16AHI_ReadRandomNumber());
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clock_init();
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rtimer_init();
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#if JN516X_EXTERNAL_CRYSTAL_OSCILLATOR
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/* initialize the 32kHz crystal and wait for ready */
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xosc_init();
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/* need to reinitialize because the wait-for-ready process uses system timers */
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clock_init();
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rtimer_init();
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#endif
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watchdog_init();
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leds_init();
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leds_on(LEDS_ALL);
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init_node_mac();
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energest_init();
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ENERGEST_ON(ENERGEST_TYPE_CPU);
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node_id_restore();
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#if WITH_TINYOS_AUTO_IDS
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node_id = TOS_NODE_ID;
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#endif /* WITH_TINYOS_AUTO_IDS */
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/* for setting "hardcoded" IEEE 802.15.4 MAC addresses */
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#ifdef IEEE_802154_MAC_ADDRESS
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{
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uint8_t ieee[] = IEEE_802154_MAC_ADDRESS;
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memcpy(node_mac, ieee, sizeof(uip_lladdr.addr));
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node_mac[7] = node_id & 0xff;
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}
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#endif
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process_init();
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ctimer_init();
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uart0_init(UART_BAUD_RATE); /* Must come before first PRINTF */
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#if NETSTACK_CONF_WITH_IPV4
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slip_arch_init(UART_BAUD_RATE);
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#endif /* NETSTACK_CONF_WITH_IPV4 */
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/* check for reset source */
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if(bAHI_WatchdogResetEvent()) {
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PRINTF("Init: Watchdog timer has reset device!\r\n");
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}
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process_start(&etimer_process, NULL);
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set_linkaddr();
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netstack_init();
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#if NETSTACK_CONF_WITH_IPV6
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#if UIP_CONF_IPV6_RPL
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PRINTF(CONTIKI_VERSION_STRING " started with IPV6, RPL\n");
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#else
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PRINTF(CONTIKI_VERSION_STRING " started with IPV6\n");
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#endif
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#elif NETSTACK_CONF_WITH_IPV4
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PRINTF(CONTIKI_VERSION_STRING " started with IPV4\n");
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#else
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PRINTF(CONTIKI_VERSION_STRING " started\n");
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#endif
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if(node_id > 0) {
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PRINTF("Node id is set to %u.\n", node_id);
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} else {
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PRINTF("Node id is not set.\n");
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}
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#if NETSTACK_CONF_WITH_IPV6
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memcpy(&uip_lladdr.addr, node_mac, sizeof(uip_lladdr.addr));
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queuebuf_init();
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#endif /* NETSTACK_CONF_WITH_IPV6 */
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PRINTF("%s %s %s\n", NETSTACK_LLSEC.name, NETSTACK_MAC.name, NETSTACK_RDC.name);
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#ifndef UIP_FALLBACK_INTERFACE
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uart0_set_input(serial_line_input_byte);
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serial_line_init();
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#endif /* UIP_FALLBACK_INTERFACE */
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#if TIMESYNCH_CONF_ENABLED
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timesynch_init();
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timesynch_set_authority_level((linkaddr_node_addr.u8[0] << 4) + 16);
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#endif /* TIMESYNCH_CONF_ENABLED */
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#if NETSTACK_CONF_WITH_IPV4
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process_start(&tcpip_process, NULL);
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process_start(&uip_fw_process, NULL); /* Start IP output */
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process_start(&slip_process, NULL);
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slip_set_input_callback(set_gateway);
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{
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uip_ipaddr_t hostaddr, netmask;
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uip_init();
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uip_ipaddr(&hostaddr, 172, 16,
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linkaddr_node_addr.u8[0], linkaddr_node_addr.u8[1]);
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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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uip_sethostaddr(&hostaddr);
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uip_setnetmask(&netmask);
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uip_over_mesh_set_net(&hostaddr, &netmask);
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/* uip_fw_register(&slipif);*/
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uip_over_mesh_set_gateway_netif(&slipif);
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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("uIP started with IP address %d.%d.%d.%d\n",
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uip_ipaddr_to_quad(&hostaddr));
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}
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#endif /* NETSTACK_CONF_WITH_IPV4 */
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watchdog_start();
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#if NETSTACK_CONF_WITH_IPV6
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start_uip6();
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#endif /* NETSTACK_CONF_WITH_IPV6 */
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/* need this to reliably generate the first rtimer callback and callbacks in other
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auto-start processes */
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(void)u32AHI_Init();
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start_autostart_processes();
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leds_off(LEDS_ALL);
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main_loop();
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return -1;
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}
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static void
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main_loop(void)
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{
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int r;
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clock_time_t time_to_etimer;
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rtimer_clock_t ticks_to_rtimer;
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while(1) {
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do {
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/* Reset watchdog. */
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watchdog_periodic();
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r = process_run();
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} while(r > 0);
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/*
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* Idle processing.
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*/
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watchdog_stop();
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#if DCOSYNCH_CONF_ENABLED
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/* Calibrate the DCO every DCOSYNCH_PERIOD
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* if we have more than 500uSec until next rtimer
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* PS: Calibration disables interrupts and blocks for 200uSec.
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* */
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if(clock_seconds() - last_dco_calibration_time > DCOSYNCH_PERIOD) {
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if(rtimer_arch_time_to_rtimer() > RTIMER_SECOND / 2000) {
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/* PRINTF("ContikiMain: Calibrating the DCO\n"); */
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eAHI_AttemptCalibration();
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/* Patch to allow CpuDoze after calibration */
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vREG_PhyWrite(REG_PHY_IS, REG_PHY_INT_VCO_CAL_MASK);
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last_dco_calibration_time = clock_seconds();
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}
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}
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#endif /* DCOSYNCH_CONF_ENABLED */
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/* flush standard output before sleeping */
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uart_driver_flush(E_AHI_UART_0, TRUE, FALSE);
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/* calculate the time to the next etimer and rtimer */
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time_to_etimer = clock_arch_time_to_etimer();
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ticks_to_rtimer = rtimer_arch_time_to_rtimer();
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#if JN516X_SLEEP_ENABLED
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/* we can sleep only up to the next rtimer/etimer */
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rtimer_clock_t max_sleep_time = ticks_to_rtimer;
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if(max_sleep_time >= JN516X_MIN_SLEEP_TIME) {
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/* also take into account etimers */
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uint64_t ticks_to_etimer = ((uint64_t)time_to_etimer * RTIMER_SECOND) / CLOCK_SECOND;
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max_sleep_time = MIN(ticks_to_etimer, ticks_to_rtimer);
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}
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if(max_sleep_time >= JN516X_MIN_SLEEP_TIME) {
|
|
max_sleep_time -= JN516X_SLEEP_GUARD_TIME;
|
|
/* bound the sleep time to 1 second */
|
|
max_sleep_time = MIN(max_sleep_time, JN516X_MAX_SLEEP_TIME);
|
|
|
|
#if !RTIMER_USE_32KHZ
|
|
/* convert to 32.768 kHz oscillator ticks */
|
|
max_sleep_time = (uint64_t)max_sleep_time * JN516X_XOSC_SECOND / RTIMER_SECOND;
|
|
#endif
|
|
vAHI_WakeTimerEnable(WAKEUP_TIMER, TRUE);
|
|
/* sync with the tick timer */
|
|
WAIT_FOR_EDGE(sleep_start);
|
|
sleep_start_ticks = u32AHI_TickTimerRead();
|
|
|
|
vAHI_WakeTimerStartLarge(WAKEUP_TIMER, max_sleep_time);
|
|
ENERGEST_SWITCH(ENERGEST_TYPE_CPU, ENERGEST_TYPE_EXTRA_LPM);
|
|
vAHI_Sleep(E_AHI_SLEEP_OSCON_RAMON);
|
|
} else {
|
|
#else
|
|
{
|
|
#endif /* JN516X_SLEEP_ENABLED */
|
|
clock_arch_schedule_interrupt(time_to_etimer, ticks_to_rtimer);
|
|
ENERGEST_SWITCH(ENERGEST_TYPE_CPU, ENERGEST_TYPE_LPM);
|
|
vAHI_CpuDoze();
|
|
watchdog_start();
|
|
ENERGEST_SWITCH(ENERGEST_TYPE_LPM, ENERGEST_TYPE_CPU);
|
|
}
|
|
}
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|
|
void
|
|
AppColdStart(void)
|
|
{
|
|
/* After reset or sleep with memory off */
|
|
main();
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|
|
void
|
|
AppWarmStart(void)
|
|
{
|
|
/* Wakeup after sleep with memory on.
|
|
* Need to initialize devices but not the application state.
|
|
* Note: the actual time this function is called is
|
|
* ~8 ticks (32kHz timer) later than the scheduled sleep end time.
|
|
*/
|
|
uint32_t sleep_ticks;
|
|
uint64_t sleep_end;
|
|
rtimer_clock_t sleep_ticks_rtimer;
|
|
|
|
clock_arch_calibrate();
|
|
leds_init();
|
|
uart0_init(UART_BAUD_RATE); /* Must come before first PRINTF */
|
|
NETSTACK_RADIO.init();
|
|
watchdog_init();
|
|
watchdog_stop();
|
|
|
|
WAIT_FOR_EDGE(sleep_end);
|
|
sleep_ticks = (uint32_t)(sleep_start - sleep_end) + 1;
|
|
|
|
#if RTIMER_USE_32KHZ
|
|
sleep_ticks_rtimer = sleep_ticks;
|
|
#else
|
|
{
|
|
static uint32_t remainder;
|
|
uint64_t t = (uint64_t)sleep_ticks * RTIMER_SECOND + remainder;
|
|
sleep_ticks_rtimer = (uint32_t)(t / JN516X_XOSC_SECOND);
|
|
remainder = t - sleep_ticks_rtimer * JN516X_XOSC_SECOND;
|
|
}
|
|
#endif
|
|
|
|
/* reinitialize rtimers */
|
|
rtimer_arch_reinit(sleep_start_ticks, sleep_ticks_rtimer);
|
|
|
|
ENERGEST_SWITCH(ENERGEST_TYPE_EXTRA_LPM, ENERGEST_TYPE_CPU);
|
|
|
|
watchdog_start();
|
|
|
|
/* reinitialize clock */
|
|
clock_arch_init(1);
|
|
/* schedule etimer interrupt */
|
|
clock_arch_schedule_interrupt(clock_arch_time_to_etimer(), rtimer_arch_time_to_rtimer());
|
|
|
|
#if DCOSYNCH_CONF_ENABLED
|
|
/* The radio is recalibrated on wakeup */
|
|
last_dco_calibration_time = clock_seconds();
|
|
#endif
|
|
|
|
main_loop();
|
|
}
|
|
/*---------------------------------------------------------------------------*/
|