lpm.h

/*
 * Copyright (c) 2005, 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.
 *
 * This file is part of the Contiki operating system.
 *
 */
#ifndef LPM_H_
#define LPM_H_
 
#include "contiki.h"
 
#ifdef LPM_CONF_ON
#define LPM_ON LPM_CONF_ON
#else
#define LPM_ON LPM1
#endif /* LPM_CONF_ON */
 
#ifdef LPM_CONF_OFF
#define LPM_OFF LPM_CONF_OFF
#else
#define LPM_OFF LPM1_EXIT
#endif /* LPM_CONF_OFF */
 
#define LPM_SLEEP() do { if(lpm_status == LPM_STATUS_ON) LPM_ON; } while(0)
#define LPM_AWAKE() do { if(lpm_status == LPM_STATUS_ON) LPM_OFF; } while(0)
 
extern unsigned char lpm_status;
 
void lpm_on(void);
void lpm_off(void);
 
#define LPM_STATUS_OFF 0
#define LPM_STATUS_ON  1
 
 
#endif /* LPM_H_ */