1 | /* mbed Microcontroller Library
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2 | * Copyright (c) 2006-2013 ARM Limited
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3 | *
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4 | * Licensed under the Apache License, Version 2.0 (the "License");
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5 | * you may not use this file except in compliance with the License.
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6 | * You may obtain a copy of the License at
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7 | *
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8 | * http://www.apache.org/licenses/LICENSE-2.0
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9 | *
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10 | * Unless required by applicable law or agreed to in writing, software
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11 | * distributed under the License is distributed on an "AS IS" BASIS,
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12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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13 | * See the License for the specific language governing permissions and
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14 | * limitations under the License.
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15 | */
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16 | #ifndef MBED_GPIO_IRQ_API_H
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17 | #define MBED_GPIO_IRQ_API_H
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18 |
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19 | #include "device.h"
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20 |
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21 | #if DEVICE_INTERRUPTIN
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22 |
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23 | #ifdef __cplusplus
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24 | extern "C" {
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25 | #endif
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26 |
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27 | typedef enum {
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28 | IRQ_NONE,
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29 | IRQ_RISE,
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30 | IRQ_FALL
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31 | } gpio_irq_event;
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32 |
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33 | typedef struct gpio_irq_s gpio_irq_t;
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34 |
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35 | typedef void (*gpio_irq_handler)(uint32_t id, gpio_irq_event event);
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36 |
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37 | int gpio_irq_init(gpio_irq_t *obj, PinName pin, gpio_irq_handler handler, uint32_t id);
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38 | void gpio_irq_free(gpio_irq_t *obj);
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39 | void gpio_irq_set (gpio_irq_t *obj, gpio_irq_event event, uint32_t enable);
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40 | void gpio_irq_enable(gpio_irq_t *obj);
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41 | void gpio_irq_disable(gpio_irq_t *obj);
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42 |
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43 | #ifdef __cplusplus
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44 | }
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45 | #endif
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46 |
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47 | #endif
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48 |
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49 | #endif
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