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86 lines
3.4 KiB
C
86 lines
3.4 KiB
C
/*
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* Copyright (c) 2005, Swedish Institute of Computer Science
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*
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* @(#)$Id: sensors.h,v 1.2 2007/11/17 18:05:56 adamdunkels Exp $
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*/
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#ifndef __SENSORS_H__
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#define __SENSORS_H__
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#include "contiki.h"
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#define SENSORS_SENSOR(name, type, init, irq, activate, deactivate, \
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active, value, configure, status) \
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const struct sensors_sensor name = { type , \
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init, irq, activate, deactivate, \
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active, value, configure, status }
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#define SENSORS_NUM (sizeof(sensors) / sizeof(struct sensors_sensor *))
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#define SENSORS(...) \
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const struct sensors_sensor *sensors[] = {__VA_ARGS__, NULL}; \
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unsigned char sensors_flags[SENSORS_NUM]; \
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struct process *sensors_selecting_proc[SENSORS_NUM]
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struct sensors_sensor {
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char * type;
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void (* init) (void);
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int (* irq) (void);
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void (* activate) (void);
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void (* deactivate)(void);
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int (* active) (void);
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unsigned int (* value) (int type);
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int (* configure) (int type, void *parameters);
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void * (* status) (int type);
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};
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struct sensors_sensor *sensors_find(char *type);
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struct sensors_sensor *sensors_next(const struct sensors_sensor *s);
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struct sensors_sensor *sensors_first(void);
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void sensors_changed(const struct sensors_sensor *s);
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void sensors_add_irq(const struct sensors_sensor *s, unsigned char irq);
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void sensors_remove_irq(const struct sensors_sensor *s, unsigned char irq);
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int sensors_handle_irq(unsigned char irq_flag);
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void sensors_select(const struct sensors_sensor *s, struct process *p);
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void sensors_unselect(const struct sensors_sensor *s, const struct process *p);
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extern process_event_t sensors_event;
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PROCESS_NAME(sensors_process);
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void irq_init(void);
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#endif /* __SENSORS_H__ */
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