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Architecture dependent code for the CC2420 driver

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adamdunkels 2007-05-25 08:07:54 +00:00
parent 52eb372890
commit 2c53a38075
1 changed files with 60 additions and 0 deletions
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cpu/msp430/simple-cc2420-arch.c Normal file
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/*
* Copyright (c) 2006, Swedish Institute of Computer Science
* 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.
*
* @(#)$Id: simple-cc2420-arch.c,v 1.1 2007/05/25 08:07:54 adamdunkels Exp $
*/
#include <io.h>
#include <signal.h>
#include "contiki.h"
#include "contiki-net.h"
#include "dev/spi.h"
#include "dev/simple-cc2420.h"
/*---------------------------------------------------------------------------*/
interrupt(PORT1_VECTOR)
simple_cc24240_port1_interrupt(void)
{
ENERGEST_ON(ENERGEST_TYPE_IRQ);
if(simple_cc2420_interrupt()) {
LPM4_EXIT;
}
ENERGEST_OFF(ENERGEST_TYPE_IRQ);
}
/*---------------------------------------------------------------------------*/
void
simple_cc2420_arch_init(void)
{
spi_init();
P4DIR |= BV(CSN) | BV(VREG_EN) | BV(RESET_N);
SPI_DISABLE(); /* Unselect radio. */
}
/*---------------------------------------------------------------------------*/