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mbed 2

This is the mbed 2 library. If you'd like to learn about Mbed OS please see the mbed-os docs.

TARGET_B96B_F446VE/TARGET_STM/TARGET_STM32F4/gpio_irq_device.h@169:a7c7b631e539, 2018-06-22 (annotated)

Committer:
Anna Bridge
Date:
Fri Jun 22 15:38:59 2018 +0100
Revision:
169:a7c7b631e539
Parent:
138:093f2bd7b9eb
Child:
170:e95d10626187
mbed library. Release version 162

Who changed what in which revision?

UserRevisionLine numberNew contents of line
<> 138:093f2bd7b9eb 1 /* mbed Microcontroller Library
<> 138:093f2bd7b9eb 2 *******************************************************************************
<> 138:093f2bd7b9eb 3 * Copyright (c) 2017, STMicroelectronics
<> 138:093f2bd7b9eb 4 * All rights reserved.
<> 138:093f2bd7b9eb 5 *
<> 138:093f2bd7b9eb 6 * Redistribution and use in source and binary forms, with or without
<> 138:093f2bd7b9eb 7 * modification, are permitted provided that the following conditions are met:
<> 138:093f2bd7b9eb 8 *
<> 138:093f2bd7b9eb 9 * 1. Redistributions of source code must retain the above copyright notice,
<> 138:093f2bd7b9eb 10 * this list of conditions and the following disclaimer.
<> 138:093f2bd7b9eb 11 * 2. Redistributions in binary form must reproduce the above copyright notice,
<> 138:093f2bd7b9eb 12 * this list of conditions and the following disclaimer in the documentation
<> 138:093f2bd7b9eb 13 * and/or other materials provided with the distribution.
<> 138:093f2bd7b9eb 14 * 3. Neither the name of STMicroelectronics nor the names of its contributors
<> 138:093f2bd7b9eb 15 * may be used to endorse or promote products derived from this software
<> 138:093f2bd7b9eb 16 * without specific prior written permission.
<> 138:093f2bd7b9eb 17 *
<> 138:093f2bd7b9eb 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
<> 138:093f2bd7b9eb 19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
<> 138:093f2bd7b9eb 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
<> 138:093f2bd7b9eb 21 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
<> 138:093f2bd7b9eb 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
<> 138:093f2bd7b9eb 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
<> 138:093f2bd7b9eb 24 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
<> 138:093f2bd7b9eb 25 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
<> 138:093f2bd7b9eb 26 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
<> 138:093f2bd7b9eb 27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
<> 138:093f2bd7b9eb 28 *******************************************************************************
<> 138:093f2bd7b9eb 29 */
<> 138:093f2bd7b9eb 30 #ifndef MBED_GPIO_IRQ_DEVICE_H
<> 138:093f2bd7b9eb 31 #define MBED_GPIO_IRQ_DEVICE_H
<> 138:093f2bd7b9eb 32
<> 138:093f2bd7b9eb 33 #ifdef __cplusplus
<> 138:093f2bd7b9eb 34 extern "C" {
<> 138:093f2bd7b9eb 35 #endif
<> 138:093f2bd7b9eb 36
<> 138:093f2bd7b9eb 37 // when LL is available, below include can be used
<> 138:093f2bd7b9eb 38 // #include "stm32f4xx_ll_exti.h"
<> 138:093f2bd7b9eb 39 // until then let's define locally the required functions
<> 138:093f2bd7b9eb 40 __STATIC_INLINE void LL_EXTI_EnableRisingTrig_0_31(uint32_t ExtiLine)
<> 138:093f2bd7b9eb 41 {
<> 138:093f2bd7b9eb 42 SET_BIT(EXTI->RTSR, ExtiLine);
<> 138:093f2bd7b9eb 43 }
<> 138:093f2bd7b9eb 44 __STATIC_INLINE void LL_EXTI_DisableRisingTrig_0_31(uint32_t ExtiLine)
<> 138:093f2bd7b9eb 45 {
<> 138:093f2bd7b9eb 46 CLEAR_BIT(EXTI->RTSR, ExtiLine);
<> 138:093f2bd7b9eb 47 }
<> 138:093f2bd7b9eb 48 __STATIC_INLINE void LL_EXTI_EnableFallingTrig_0_31(uint32_t ExtiLine)
<> 138:093f2bd7b9eb 49 {
<> 138:093f2bd7b9eb 50 SET_BIT(EXTI->FTSR, ExtiLine);
<> 138:093f2bd7b9eb 51 }
<> 138:093f2bd7b9eb 52 __STATIC_INLINE void LL_EXTI_DisableFallingTrig_0_31(uint32_t ExtiLine)
<> 138:093f2bd7b9eb 53 {
<> 138:093f2bd7b9eb 54 CLEAR_BIT(EXTI->FTSR, ExtiLine);
<> 138:093f2bd7b9eb 55 }
<> 138:093f2bd7b9eb 56 __STATIC_INLINE void LL_EXTI_EnableIT_0_31(uint32_t ExtiLine)
<> 138:093f2bd7b9eb 57 {
<> 138:093f2bd7b9eb 58 SET_BIT(EXTI->IMR, ExtiLine);
<> 138:093f2bd7b9eb 59 }
<> 138:093f2bd7b9eb 60 __STATIC_INLINE void LL_EXTI_DisableIT_0_31(uint32_t ExtiLine)
<> 138:093f2bd7b9eb 61 {
<> 138:093f2bd7b9eb 62 CLEAR_BIT(EXTI->IMR, ExtiLine);
<> 138:093f2bd7b9eb 63 }
<> 138:093f2bd7b9eb 64 // Above lines shall be later defined in LL
<> 138:093f2bd7b9eb 65
<> 138:093f2bd7b9eb 66 // Number of EXTI irq vectors (EXTI0, EXTI1, EXTI2, EXTI3, EXTI4, EXTI5_9, EXTI10_15)
<> 138:093f2bd7b9eb 67 #define CHANNEL_NUM (7)
<> 138:093f2bd7b9eb 68
<> 138:093f2bd7b9eb 69 #define EXTI_IRQ0_NUM_LINES 1
<> 138:093f2bd7b9eb 70 #define EXTI_IRQ1_NUM_LINES 1
<> 138:093f2bd7b9eb 71 #define EXTI_IRQ2_NUM_LINES 1
<> 138:093f2bd7b9eb 72 #define EXTI_IRQ3_NUM_LINES 1
<> 138:093f2bd7b9eb 73 #define EXTI_IRQ4_NUM_LINES 1
<> 138:093f2bd7b9eb 74 #define EXTI_IRQ5_NUM_LINES 5
<> 138:093f2bd7b9eb 75 #define EXTI_IRQ6_NUM_LINES 6
<> 138:093f2bd7b9eb 76
<> 138:093f2bd7b9eb 77 // Max pins for one line (max with EXTI10_15)
<> 138:093f2bd7b9eb 78 #define MAX_PIN_LINE (EXTI_IRQ6_NUM_LINES)
<> 138:093f2bd7b9eb 79
<> 138:093f2bd7b9eb 80 /* Structure to describe how the HW EXTI lines are defined in this HW */
<> 138:093f2bd7b9eb 81 typedef struct exti_lines {
<> 138:093f2bd7b9eb 82 uint32_t gpio_idx; // an index entry for each EXIT line
<> 138:093f2bd7b9eb 83 uint32_t irq_index; // the IRQ index
<> 138:093f2bd7b9eb 84 IRQn_Type irq_n; // the corresponding EXTI IRQn
<> 138:093f2bd7b9eb 85 } exti_lines_t;
<> 138:093f2bd7b9eb 86
<> 138:093f2bd7b9eb 87 // Used to return the index for channels array.
<> 138:093f2bd7b9eb 88 extern const exti_lines_t pin_lines_desc[];
<> 138:093f2bd7b9eb 89
<> 138:093f2bd7b9eb 90 #ifdef __cplusplus
<> 138:093f2bd7b9eb 91 }
<> 138:093f2bd7b9eb 92 #endif
<> 138:093f2bd7b9eb 93
<> 138:093f2bd7b9eb 94 #endif