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-rw-r--r--libmaple/exti.h74
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diff --git a/libmaple/exti.h b/libmaple/exti.h
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-/******************************************************************************
- * The MIT License
- *
- * Copyright (c) 2010 Perry Hung.
- *
- * Permission is hereby granted, free of charge, to any person
- * obtaining a copy of this software and associated documentation
- * files (the "Software"), to deal in the Software without
- * restriction, including without limitation the rights to use, copy,
- * modify, merge, publish, distribute, sublicense, and/or sell copies
- * of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be
- * included in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
- * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
- * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- *****************************************************************************/
-
-/**
- * @file exti.h
- * @brief External interrupt control prototypes and defines
- */
-
-/* See notes/exti.txt for more info */
-
-#include "libmaple.h"
-#include "gpio.h"
-
-#ifndef _EXTI_H_
-#define _EXTI_H_
-
-#ifdef __cplusplus
-extern "C"{
-#endif
-
-/** EXTI register map type */
-typedef struct exti_reg_map {
- __io uint32 IMR; /**< Interrupt mask register */
- __io uint32 EMR; /**< Event mask register */
- __io uint32 RTSR; /**< Rising trigger selection register */
- __io uint32 FTSR; /**< Falling trigger selection register */
- __io uint32 SWIER; /**< Software interrupt event register */
- __io uint32 PR; /**< Pending register */
-} exti_reg_map;
-
-/** EXTI register map base pointer */
-#define EXTI_BASE ((struct exti_reg_map*)0x40010400)
-
-/** External interrupt trigger mode */
-typedef enum exti_trigger_mode {
- EXTI_RISING, /**< Trigger on the rising edge */
- EXTI_FALLING, /**< Trigger on the falling edge */
- EXTI_RISING_FALLING /**< Trigger on both the rising and falling edges */
-} exti_trigger_mode;
-
-void exti_attach_interrupt(afio_exti_num num,
- afio_exti_port port,
- voidFuncPtr handler,
- exti_trigger_mode mode);
-void exti_detach_interrupt(afio_exti_num num);
-
-#ifdef __cplusplus
-} // extern "C"
-#endif
-
-#endif