75 lines
2.3 KiB
C
75 lines
2.3 KiB
C
/*
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* Copyright (c) 2014, Analog Devices, Inc.
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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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*
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* 3. Neither the name of the copyright holder nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* 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,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
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* OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/**
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* \author Ian Martin <martini@redwirellc.com>
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*/
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#include "lib/sensors.h"
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#include "dev/button-sensor.h"
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#include <signal.h>
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#define JOYSTICK_PUSH (!(P5 & BIT(5)))
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#define JOYSTICK_RIGHT (!(P5 & BIT(4)))
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#define JOYSTICK_DOWN (!(P5 & BIT(3)))
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#define JOYSTICK_LEFT (!(P5 & BIT(2)))
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#define JOYSTICK_UP (!(P5 & BIT(1)))
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const struct sensors_sensor button_sensor;
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static int
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value(int type)
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{
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return JOYSTICK_PUSH;
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}
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static int
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configure(int type, int c)
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{
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switch(type) {
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case SENSORS_ACTIVE:
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/* TODO */
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return 1;
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}
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return 0;
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}
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static int
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status(int type)
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{
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switch(type) {
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case SENSORS_ACTIVE:
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case SENSORS_READY:
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return 0; /* TODO */
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}
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return 0;
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}
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SENSORS_SENSOR(button_sensor, BUTTON_SENSOR,
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value, configure, status);
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