nes-proj/arch/platform/nrf52dk/platform.c
2017-10-31 21:56:38 +00:00

171 lines
4.8 KiB
C

/*
* Copyright (c) 2015, Nordic Semiconductor
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
/*---------------------------------------------------------------------------*/
/**
* \addtogroup nrf52dk nRF52 Development Kit
* @{
*/
#include <stdio.h>
#include <stdint.h>
#include "nordic_common.h"
#include "contiki.h"
#include "nrf_drv_config.h"
#include "nrf_drv_gpiote.h"
#ifdef SOFTDEVICE_PRESENT
#include "softdevice_handler.h"
#include "ble/ble-core.h"
#include "ble/ble-mac.h"
#endif
#include "contiki-net.h"
#include "leds.h"
#include "lib/sensors.h"
#include "dev/serial-line.h"
#include "dev/uart0.h"
#include "dev/lpm.h"
/*---------------------------------------------------------------------------*/
/* Log configuration */
#include "sys/log.h"
#define LOG_MODULE "NRF52DK"
#define LOG_LEVEL LOG_LEVEL_MAIN
/*---------------------------------------------------------------------------*/
#if defined(SOFTDEVICE_PRESENT) && PLATFORM_INDICATE_BLE_STATE
PROCESS(ble_iface_observer, "BLE interface observer");
/**
* \brief A process that handles adding/removing
* BLE IPSP interfaces.
*/
PROCESS_THREAD(ble_iface_observer, ev, data)
{
static struct etimer led_timer;
PROCESS_BEGIN();
etimer_set(&led_timer, CLOCK_SECOND/2);
while(1) {
PROCESS_WAIT_EVENT();
if(ev == ble_event_interface_added) {
etimer_stop(&led_timer);
leds_off(LEDS_1);
leds_on(LEDS_2);
} else if(ev == ble_event_interface_deleted) {
etimer_set(&led_timer, CLOCK_SECOND/2);
leds_off(LEDS_2);
} else if(ev == PROCESS_EVENT_TIMER && etimer_expired(&led_timer)) {
etimer_reset(&led_timer);
leds_toggle(LEDS_1);
}
}
PROCESS_END();
}
#endif
/*---------------------------------------------------------------------------*/
/**
* \brief Board specific initialization
*
* This function will enable SoftDevice is present.
*/
static void
board_init(void)
{
#ifdef SOFTDEVICE_PRESENT
/* Initialize the SoftDevice handler module */
SOFTDEVICE_HANDLER_INIT(NRF_CLOCK_LFCLKSRC_XTAL_20_PPM, NULL);
#endif
#ifdef PLATFORM_HAS_BUTTON
if (!nrf_drv_gpiote_is_init()) {
nrf_drv_gpiote_init();
}
#endif
}
/*---------------------------------------------------------------------------*/
void
platform_init_stage_one(void)
{
board_init();
leds_init();
}
/*---------------------------------------------------------------------------*/
void
platform_init_stage_two(void)
{
// Seed value is ignored since hardware RNG is used.
random_init(0);
#ifdef UART0_ENABLED
uart0_init();
#if SLIP_ARCH_CONF_ENABLE
slip_arch_init();
#else
uart0_set_input(serial_line_input_byte);
serial_line_init();
#endif
#endif
#ifdef SOFTDEVICE_PRESENT
ble_stack_init();
ble_advertising_init(DEVICE_NAME);
#endif
}
/*---------------------------------------------------------------------------*/
void
platform_init_stage_three(void)
{
#if defined(SOFTDEVICE_PRESENT) && NETSTACK_CONF_WITH_IPV6
linkaddr_t linkaddr;
ble_get_mac(linkaddr.u8);
/* Set link layer address */
linkaddr_set_node_addr(&linkaddr);
process_start(&ble_iface_observer, NULL);
#endif
process_start(&sensors_process, NULL);
#ifdef SOFTDEVICE_PRESENT
ble_advertising_start();
LOG_INFO("Advertising name [%s]\n", DEVICE_NAME);
#endif
}
/*---------------------------------------------------------------------------*/
void
platform_idle()
{
lpm_drop();
}
/*---------------------------------------------------------------------------*/
/**
* @}
*/