mirror of
https://github.com/oliverschmidt/contiki.git
synced 2024-12-23 01:29:33 +00:00
70 lines
2.2 KiB
C
70 lines
2.2 KiB
C
/*
|
|
* Copyright (c) 2009, University of Colombo School of Computing
|
|
* 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.
|
|
*
|
|
* This file is part of the Contiki operating system.
|
|
*
|
|
* @(#)$$
|
|
*/
|
|
|
|
|
|
#include <avr/io.h>
|
|
|
|
#include "contiki.h"
|
|
#include "contiki-net.h"
|
|
|
|
#include "dev/spi.h"
|
|
#include "dev/cc2420.h"
|
|
#include "dev/leds.h"
|
|
|
|
void
|
|
cc2420_arch_init(void)
|
|
{
|
|
SFIOR |= BV(PUD); /* Beware, disable all pull-ups. */
|
|
|
|
spi_init();
|
|
|
|
DDRA |= BV(RESET_N);
|
|
DDRA |= BV(VREG_EN);
|
|
DDRB &= ~BV(FIFO);
|
|
DDRD &= ~BV(CCA);
|
|
DDRD &= ~BV(SFD);
|
|
DDRE &= ~BV(FIFO_P);
|
|
|
|
PORTA |= BV(RESET_N);
|
|
PORTB |= BV(CSN);
|
|
|
|
SPI_DISABLE(); /* Unselect radio. */
|
|
}
|
|
|
|
ISR(INT6_vect)
|
|
{
|
|
/* TODO : wakeup from sleep mode */
|
|
cc2420_interrupt();
|
|
|
|
}
|