Gan likun / mbed1-dev

001

targets/TARGET_STM/TARGET_STM32F4/gpio_irq_device.h@0:13413ea9a877, 2022-06-12 (annotated)

Committer:
ganlikun
Date:
Sun Jun 12 14:02:44 2022 +0000
Revision:
0:13413ea9a877
00

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ganlikun 0:13413ea9a877 1 /* mbed Microcontroller Library
ganlikun 0:13413ea9a877 2 *******************************************************************************
ganlikun 0:13413ea9a877 3 * Copyright (c) 2017, STMicroelectronics
ganlikun 0:13413ea9a877 4 * All rights reserved.
ganlikun 0:13413ea9a877 5 *
ganlikun 0:13413ea9a877 6 * Redistribution and use in source and binary forms, with or without
ganlikun 0:13413ea9a877 7 * modification, are permitted provided that the following conditions are met:
ganlikun 0:13413ea9a877 8 *
ganlikun 0:13413ea9a877 9 * 1. Redistributions of source code must retain the above copyright notice,
ganlikun 0:13413ea9a877 10 * this list of conditions and the following disclaimer.
ganlikun 0:13413ea9a877 11 * 2. Redistributions in binary form must reproduce the above copyright notice,
ganlikun 0:13413ea9a877 12 * this list of conditions and the following disclaimer in the documentation
ganlikun 0:13413ea9a877 13 * and/or other materials provided with the distribution.
ganlikun 0:13413ea9a877 14 * 3. Neither the name of STMicroelectronics nor the names of its contributors
ganlikun 0:13413ea9a877 15 * may be used to endorse or promote products derived from this software
ganlikun 0:13413ea9a877 16 * without specific prior written permission.
ganlikun 0:13413ea9a877 17 *
ganlikun 0:13413ea9a877 18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
ganlikun 0:13413ea9a877 19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
ganlikun 0:13413ea9a877 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
ganlikun 0:13413ea9a877 21 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
ganlikun 0:13413ea9a877 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
ganlikun 0:13413ea9a877 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
ganlikun 0:13413ea9a877 24 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
ganlikun 0:13413ea9a877 25 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
ganlikun 0:13413ea9a877 26 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
ganlikun 0:13413ea9a877 27 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
ganlikun 0:13413ea9a877 28 *******************************************************************************
ganlikun 0:13413ea9a877 29 */
ganlikun 0:13413ea9a877 30 #ifndef MBED_GPIO_IRQ_DEVICE_H
ganlikun 0:13413ea9a877 31 #define MBED_GPIO_IRQ_DEVICE_H
ganlikun 0:13413ea9a877 32
ganlikun 0:13413ea9a877 33 #ifdef __cplusplus
ganlikun 0:13413ea9a877 34 extern "C" {
ganlikun 0:13413ea9a877 35 #endif
ganlikun 0:13413ea9a877 36
ganlikun 0:13413ea9a877 37 // when LL is available, below include can be used
ganlikun 0:13413ea9a877 38 // #include "stm32f4xx_ll_exti.h"
ganlikun 0:13413ea9a877 39 // until then let's define locally the required functions
ganlikun 0:13413ea9a877 40 __STATIC_INLINE void LL_EXTI_EnableRisingTrig_0_31(uint32_t ExtiLine)
ganlikun 0:13413ea9a877 41 {
ganlikun 0:13413ea9a877 42 SET_BIT(EXTI->RTSR, ExtiLine);
ganlikun 0:13413ea9a877 43 }
ganlikun 0:13413ea9a877 44 __STATIC_INLINE void LL_EXTI_DisableRisingTrig_0_31(uint32_t ExtiLine)
ganlikun 0:13413ea9a877 45 {
ganlikun 0:13413ea9a877 46 CLEAR_BIT(EXTI->RTSR, ExtiLine);
ganlikun 0:13413ea9a877 47 }
ganlikun 0:13413ea9a877 48 __STATIC_INLINE void LL_EXTI_EnableFallingTrig_0_31(uint32_t ExtiLine)
ganlikun 0:13413ea9a877 49 {
ganlikun 0:13413ea9a877 50 SET_BIT(EXTI->FTSR, ExtiLine);
ganlikun 0:13413ea9a877 51 }
ganlikun 0:13413ea9a877 52 __STATIC_INLINE void LL_EXTI_DisableFallingTrig_0_31(uint32_t ExtiLine)
ganlikun 0:13413ea9a877 53 {
ganlikun 0:13413ea9a877 54 CLEAR_BIT(EXTI->FTSR, ExtiLine);
ganlikun 0:13413ea9a877 55 }
ganlikun 0:13413ea9a877 56 __STATIC_INLINE void LL_EXTI_EnableIT_0_31(uint32_t ExtiLine)
ganlikun 0:13413ea9a877 57 {
ganlikun 0:13413ea9a877 58 SET_BIT(EXTI->IMR, ExtiLine);
ganlikun 0:13413ea9a877 59 }
ganlikun 0:13413ea9a877 60 __STATIC_INLINE void LL_EXTI_DisableIT_0_31(uint32_t ExtiLine)
ganlikun 0:13413ea9a877 61 {
ganlikun 0:13413ea9a877 62 CLEAR_BIT(EXTI->IMR, ExtiLine);
ganlikun 0:13413ea9a877 63 }
ganlikun 0:13413ea9a877 64 // Above lines shall be later defined in LL
ganlikun 0:13413ea9a877 65
ganlikun 0:13413ea9a877 66 // Number of EXTI irq vectors (EXTI0, EXTI1, EXTI2, EXTI3, EXTI4, EXTI5_9, EXTI10_15)
ganlikun 0:13413ea9a877 67 #define CHANNEL_NUM (7)
ganlikun 0:13413ea9a877 68
ganlikun 0:13413ea9a877 69 #define EXTI_IRQ0_NUM_LINES 1
ganlikun 0:13413ea9a877 70 #define EXTI_IRQ1_NUM_LINES 1
ganlikun 0:13413ea9a877 71 #define EXTI_IRQ2_NUM_LINES 1
ganlikun 0:13413ea9a877 72 #define EXTI_IRQ3_NUM_LINES 1
ganlikun 0:13413ea9a877 73 #define EXTI_IRQ4_NUM_LINES 1
ganlikun 0:13413ea9a877 74 #define EXTI_IRQ5_NUM_LINES 5
ganlikun 0:13413ea9a877 75 #define EXTI_IRQ6_NUM_LINES 6
ganlikun 0:13413ea9a877 76
ganlikun 0:13413ea9a877 77 // Max pins for one line (max with EXTI10_15)
ganlikun 0:13413ea9a877 78 #define MAX_PIN_LINE (EXTI_IRQ6_NUM_LINES)
ganlikun 0:13413ea9a877 79
ganlikun 0:13413ea9a877 80 /* Structure to describe how the HW EXTI lines are defined in this HW */
ganlikun 0:13413ea9a877 81 typedef struct exti_lines {
ganlikun 0:13413ea9a877 82 uint32_t gpio_idx; // an index entry for each EXIT line
ganlikun 0:13413ea9a877 83 uint32_t irq_index; // the IRQ index
ganlikun 0:13413ea9a877 84 IRQn_Type irq_n; // the corresponding EXTI IRQn
ganlikun 0:13413ea9a877 85 } exti_lines_t;
ganlikun 0:13413ea9a877 86
ganlikun 0:13413ea9a877 87 // Used to return the index for channels array.
ganlikun 0:13413ea9a877 88 extern const exti_lines_t pin_lines_desc[];
ganlikun 0:13413ea9a877 89
ganlikun 0:13413ea9a877 90 #ifdef __cplusplus
ganlikun 0:13413ea9a877 91 }
ganlikun 0:13413ea9a877 92 #endif
ganlikun 0:13413ea9a877 93
ganlikun 0:13413ea9a877 94 #endif
ganlikun 0:13413ea9a877 95