nes-proj/arch/platform/zoul/platform.c

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/*
* Copyright (c) 2012, Texas Instruments Incorporated - http://www.ti.com/
* Copyright (c) 2015, Zolertia - http://www.zolertia.com
* 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 copyright holder 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 COPYRIGHT HOLDERS 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
* COPYRIGHT HOLDER 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.
*/
/**
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* \addtogroup zoul-core
* @{
*
* \defgroup zoul Zolertia Zoul core module
*
* The Zoul comprises the CC2538SF53 and CC1200 in a single module
* format, which allows a fast reuse of its core components in different
* formats and form-factors.
* @{
*
* \file
* Main module for the Zolertia Zoul core and based platforms
*/
/*---------------------------------------------------------------------------*/
#include "contiki.h"
#include "dev/leds.h"
#include "dev/uart.h"
#include "dev/button-sensor.h"
#include "dev/serial-line.h"
#include "dev/slip.h"
#include "dev/cc2538-rf.h"
#include "dev/udma.h"
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#include "dev/crypto.h"
#include "dev/rtcc.h"
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#include "dev/button-hal.h"
#include "usb/usb-serial.h"
#include "lib/random.h"
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#include "lib/sensors.h"
#include "net/netstack.h"
#include "net/mac/framer/frame802154.h"
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#include "net/linkaddr.h"
#include "sys/platform.h"
#include "soc.h"
#include "cpu.h"
#include "reg.h"
#include "ieee-addr.h"
#include "lpm.h"
#include <stdint.h>
#include <string.h>
#include <stdio.h>
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#include <stdlib.h>
/*---------------------------------------------------------------------------*/
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/* Log configuration */
#include "sys/log.h"
#define LOG_MODULE "Zoul"
#define LOG_LEVEL LOG_LEVEL_MAIN
/*---------------------------------------------------------------------------*/
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/**
* \brief Board specific iniatialisation
*/
void board_init(void);
/*---------------------------------------------------------------------------*/
static void
fade(leds_mask_t l)
{
volatile int i;
int k, j;
for(k = 0; k < 800; ++k) {
j = k > 400 ? 800 - k : k;
leds_on(l);
for(i = 0; i < j; ++i) {
__asm("nop");
}
leds_off(l);
for(i = 0; i < 400 - j; ++i) {
__asm("nop");
}
}
}
/*---------------------------------------------------------------------------*/
static void
rtc_init(void)
{
#if RTC_CONF_INIT
#if RTC_CONF_SET_FROM_SYS
char *next;
simple_td_map td;
#endif
/* Configure RTC and return structure with all parameters */
rtcc_init();
#if RTC_CONF_SET_FROM_SYS
#ifndef DATE
#error Could not retrieve date from system
#endif
/* Alternatively, for test only, undefine DATE and define it on your own as:
* #define DATE "07 06 12 15 16 00 00"
* Also note that if you restart the node at a given time, it will use the
* already defined DATE, so if you want to update the device date/time you
* need to reflash the node.
*/
/* Get the system date in the following format: wd dd mm yy hh mm ss */
LOG_INFO("Setting RTC from system date: %s\n", DATE);
/* Configure the RTC with the current values */
td.weekdays = (uint8_t)strtol(DATE, &next, 10);
td.day = (uint8_t)strtol(next, &next, 10);
td.months = (uint8_t)strtol(next, &next, 10);
td.years = (uint8_t)strtol(next, &next, 10);
td.hours = (uint8_t)strtol(next, &next, 10);
td.minutes = (uint8_t)strtol(next, &next, 10);
td.seconds = (uint8_t)strtol(next, NULL, 10);
/* Don't care about the milliseconds... */
td.miliseconds = 0;
/* This example relies on 24h mode */
td.mode = RTCC_24H_MODE;
/*
* And to simplify the configuration, it relies on the fact that it will be
* executed in the present century
*/
td.century = RTCC_CENTURY_20XX;
/* Set the time and date */
if(rtcc_set_time_date(&td) == AB08_ERROR) {
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LOG_ERR("Failed to set time and date\n");
}
#endif
#endif
}
/*---------------------------------------------------------------------------*/
static void
set_rf_params(void)
{
uint16_t short_addr;
uint8_t ext_addr[8];
ieee_addr_cpy_to(ext_addr, 8);
short_addr = ext_addr[7];
short_addr |= ext_addr[6] << 8;
NETSTACK_RADIO.set_value(RADIO_PARAM_PAN_ID, IEEE802154_PANID);
NETSTACK_RADIO.set_value(RADIO_PARAM_16BIT_ADDR, short_addr);
NETSTACK_RADIO.set_value(RADIO_PARAM_CHANNEL, IEEE802154_DEFAULT_CHANNEL);
NETSTACK_RADIO.set_object(RADIO_PARAM_64BIT_ADDR, ext_addr, 8);
}
/*---------------------------------------------------------------------------*/
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void
platform_init_stage_one(void)
{
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soc_init();
leds_init();
fade(LEDS_RED);
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}
/*---------------------------------------------------------------------------*/
void
platform_init_stage_two()
{
/*
* Character I/O Initialisation.
* When the UART receives a character it will call serial_line_input_byte to
* notify the core. The same applies for the USB driver.
*
* If slip-arch is also linked in afterwards (e.g. if we are a border router)
* it will overwrite one of the two peripheral input callbacks. Characters
* received over the relevant peripheral will be handled by
* slip_input_byte instead
*/
#if UART_CONF_ENABLE
uart_init(0);
uart_init(1);
uart_set_input(SERIAL_LINE_CONF_UART, serial_line_input_byte);
#endif
#if USB_SERIAL_CONF_ENABLE
usb_serial_init();
usb_serial_set_input(serial_line_input_byte);
#endif
serial_line_init();
/* Initialise the H/W RNG engine. */
random_init(0);
udma_init();
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#if CRYPTO_CONF_INIT
crypto_init();
crypto_disable();
#endif
/* Populate linkaddr_node_addr */
ieee_addr_cpy_to(linkaddr_node_addr.u8, LINKADDR_SIZE);
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#if PLATFORM_HAS_BUTTON
button_hal_init();
#endif
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INTERRUPTS_ENABLE();
fade(LEDS_BLUE);
}
/*---------------------------------------------------------------------------*/
void
platform_init_stage_three()
{
LOG_INFO("%s\n", BOARD_STRING);
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set_rf_params();
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board_init();
rtc_init();
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soc_print_info();
process_start(&sensors_process, NULL);
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fade(LEDS_GREEN);
}
/*---------------------------------------------------------------------------*/
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void
platform_idle()
{
/* We have serviced all pending events. Enter a Low-Power mode. */
lpm_enter();
}
/*---------------------------------------------------------------------------*/
/**
* @}
* @}
*/