Contiki 2.5
lpm.h
1 /*
2  * Copyright (c) 2005, Swedish Institute of Computer Science
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  * notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  * notice, this list of conditions and the following disclaimer in the
12  * documentation and/or other materials provided with the distribution.
13  * 3. Neither the name of the Institute nor the names of its contributors
14  * may be used to endorse or promote products derived from this software
15  * without specific prior written permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  *
29  * This file is part of the Contiki operating system.
30  *
31  * @(#)$Id: lpm.h,v 1.1 2009/12/22 09:28:15 zdshelby Exp $
32  */
33 #ifndef __LPM_H__
34 #define __LPM_H__
35 
36 #include <io.h>
37 #include "contiki-conf.h"
38 
39 #ifdef LPM_CONF_ON
40 #define LPM_ON LPM_CONF_ON
41 #else
42 #define LPM_ON LPM1
43 #endif /* LPM_CONF_ON */
44 
45 #ifdef LPM_CONF_OFF
46 #define LPM_OFF LPM_CONF_OFF
47 #else
48 #define LPM_OFF LPM1_EXIT
49 #endif /* LPM_CONF_OFF */
50 
51 #define LPM_SLEEP() do { if(lpm_status == LPM_STATUS_ON) LPM_ON; } while(0)
52 #define LPM_AWAKE() do { if(lpm_status == LPM_STATUS_ON) LPM_OFF; } while(0)
53 
54 extern unsigned char lpm_status;
55 
56 void lpm_on(void);
57 void lpm_off(void);
58 
59 #define LPM_STATUS_OFF 0
60 #define LPM_STATUS_ON 1
61 
62 
63 #endif /* __LPM_H__ */