mbed-classic/hal/gpio_irq_api.h

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/* mbed Microcontroller Library
* Copyright (c) 2006-2013 ARM Limited
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef MBED_GPIO_IRQ_API_H
#define MBED_GPIO_IRQ_API_H
#include "device.h"
#if DEVICE_INTERRUPTIN
#ifdef __cplusplus
extern "C" {
#endif
typedef enum {
IRQ_NONE,
IRQ_RISE,
IRQ_FALL
} gpio_irq_event;
typedef struct gpio_irq_s gpio_irq_t;
typedef void (*gpio_irq_handler)(uint32_t id, gpio_irq_event event);
int gpio_irq_init(gpio_irq_t *obj, PinName pin, gpio_irq_handler handler, uint32_t id);
void gpio_irq_free(gpio_irq_t *obj);
void gpio_irq_set (gpio_irq_t *obj, gpio_irq_event event, uint32_t enable);
void gpio_irq_enable(gpio_irq_t *obj);
void gpio_irq_disable(gpio_irq_t *obj);
#ifdef __cplusplus
}
#endif
#endif
#endif