diff options
Diffstat (limited to 'bsps/arm/stm32h7/hal/stm32h7xx_ll_exti.c')
| -rw-r--r-- | bsps/arm/stm32h7/hal/stm32h7xx_ll_exti.c | 914 |
1 files changed, 456 insertions, 458 deletions
diff --git a/bsps/arm/stm32h7/hal/stm32h7xx_ll_exti.c b/bsps/arm/stm32h7/hal/stm32h7xx_ll_exti.c index 85e765e53d..0a5d94d5d9 100644 --- a/bsps/arm/stm32h7/hal/stm32h7xx_ll_exti.c +++ b/bsps/arm/stm32h7/hal/stm32h7xx_ll_exti.c @@ -1,459 +1,457 @@ -/**
- ******************************************************************************
- * @file stm32h7xx_ll_exti.c
- * @author MCD Application Team
- * @brief EXTI LL module driver.
- ******************************************************************************
- * @attention
- *
- * <h2><center>© Copyright (c) 2017 STMicroelectronics.
- * All rights reserved.</center></h2>
- *
- * This software component is licensed by ST under BSD 3-Clause license,
- * the "License"; You may not use this file except in compliance with the
- * License. You may obtain a copy of the License at:
- * opensource.org/licenses/BSD-3-Clause
- *
- ******************************************************************************
- */
-#if defined(USE_FULL_LL_DRIVER) || defined(__rtems__)
-
-/* Includes ------------------------------------------------------------------*/
-#include "stm32h7xx_ll_exti.h"
-#ifdef USE_FULL_ASSERT
-#include "stm32_assert.h"
-#else
-#define assert_param(expr) ((void)0U)
-#endif
-
-/** @addtogroup STM32H7xx_LL_Driver
- * @{
- */
-
-#if defined (EXTI)
-
-/** @defgroup EXTI_LL EXTI
+/** + ****************************************************************************** + * @file stm32h7xx_ll_exti.c + * @author MCD Application Team + * @brief EXTI LL module driver. + ****************************************************************************** + * @attention + * + * Copyright (c) 2017 STMicroelectronics. + * All rights reserved. + * + * This software is licensed under terms that can be found in the LICENSE file + * in the root directory of this software component. + * If no LICENSE file comes with this software, it is provided AS-IS. + * + ****************************************************************************** + */ +#if defined(USE_FULL_LL_DRIVER) || defined(__rtems__) + +/* Includes ------------------------------------------------------------------*/ +#include "stm32h7xx_ll_exti.h" +#ifdef USE_FULL_ASSERT +#include "stm32_assert.h" +#else +#define assert_param(expr) ((void)0U) +#endif + +/** @addtogroup STM32H7xx_LL_Driver + * @{ + */ + +#if defined (EXTI) + +/** @defgroup EXTI_LL EXTI * @ingroup RTEMSBSPsARMSTM32H7 - * @{
- */
-
-/* Private types -------------------------------------------------------------*/
-/* Private variables ---------------------------------------------------------*/
-/* Private constants ---------------------------------------------------------*/
-/* Private macros ------------------------------------------------------------*/
-/** @addtogroup EXTI_LL_Private_Macros
- * @{
- */
-
-#define IS_LL_EXTI_LINE_0_31(__VALUE__) (((__VALUE__) & ~LL_EXTI_LINE_ALL_0_31) == 0x00000000U)
-#define IS_LL_EXTI_LINE_32_63(__VALUE__) (((__VALUE__) & ~LL_EXTI_LINE_ALL_32_63) == 0x00000000U)
-#define IS_LL_EXTI_LINE_64_95(__VALUE__) (((__VALUE__) & ~LL_EXTI_LINE_ALL_64_95) == 0x00000000U)
-
-#define IS_LL_EXTI_MODE(__VALUE__) (((__VALUE__) == LL_EXTI_MODE_IT) \
- || ((__VALUE__) == LL_EXTI_MODE_EVENT) \
- || ((__VALUE__) == LL_EXTI_MODE_IT_EVENT))
-
-
-#define IS_LL_EXTI_TRIGGER(__VALUE__) (((__VALUE__) == LL_EXTI_TRIGGER_NONE) \
- || ((__VALUE__) == LL_EXTI_TRIGGER_RISING) \
- || ((__VALUE__) == LL_EXTI_TRIGGER_FALLING) \
- || ((__VALUE__) == LL_EXTI_TRIGGER_RISING_FALLING))
-
-/**
- * @}
- */
-
-/* Private function prototypes -----------------------------------------------*/
-
-/* Exported functions --------------------------------------------------------*/
-/** @addtogroup EXTI_LL_Exported_Functions
- * @{
- */
-
-/** @addtogroup EXTI_LL_EF_Init
- * @{
- */
-
-/**
- * @brief De-initialize the EXTI registers to their default reset values.
- * @retval An ErrorStatus enumeration value:
- * - SUCCESS: EXTI registers are de-initialized
- * - ERROR: not applicable
- */
-ErrorStatus LL_EXTI_DeInit(void)
-{
- /* Rising Trigger selection register set to default reset values */
- LL_EXTI_WriteReg(RTSR1, 0x00000000U);
- LL_EXTI_WriteReg(RTSR2, 0x00000000U);
- LL_EXTI_WriteReg(RTSR3, 0x00000000U);
-
- /* Falling Trigger selection register set to default reset values */
- LL_EXTI_WriteReg(FTSR1, 0x00000000U);
- LL_EXTI_WriteReg(FTSR2, 0x00000000U);
- LL_EXTI_WriteReg(FTSR3, 0x00000000U);
-
- /* Software interrupt event register set to default reset values */
- LL_EXTI_WriteReg(SWIER1, 0x00000000U);
- LL_EXTI_WriteReg(SWIER2, 0x00000000U);
- LL_EXTI_WriteReg(SWIER3, 0x00000000U);
-
- /* D3 Pending register set to default reset values */
- LL_EXTI_WriteReg(D3PMR1, 0x00000000U);
- LL_EXTI_WriteReg(D3PMR2, 0x00000000U);
- LL_EXTI_WriteReg(D3PMR3, 0x00000000U);
-
- /* D3 Pending clear selection register low to default reset values */
- LL_EXTI_WriteReg(D3PCR1L, 0x00000000U);
- LL_EXTI_WriteReg(D3PCR2L, 0x00000000U);
- LL_EXTI_WriteReg(D3PCR3L, 0x00000000U);
-
- /* D3 Pending clear selection register high to default reset values */
- LL_EXTI_WriteReg(D3PCR1H, 0x00000000U);
- LL_EXTI_WriteReg(D3PCR2H, 0x00000000U);
- LL_EXTI_WriteReg(D3PCR3H, 0x00000000U);
-
- /* Interrupt mask register set to default reset values */
- LL_EXTI_WriteReg(IMR1, 0x00000000U);
- LL_EXTI_WriteReg(IMR2, 0x00000000U);
- LL_EXTI_WriteReg(IMR3, 0x00000000U);
-
- /* Event mask register set to default reset values */
- LL_EXTI_WriteReg(EMR1, 0x00000000U);
- LL_EXTI_WriteReg(EMR2, 0x00000000U);
- LL_EXTI_WriteReg(EMR3, 0x00000000U);
-
- /* Clear Pending requests */
- LL_EXTI_WriteReg(PR1, EXTI_PR1_PR_Msk);
- LL_EXTI_WriteReg(PR2, EXTI_PR2_PR_Msk);
- LL_EXTI_WriteReg(PR3, EXTI_PR3_PR_Msk);
-
-#if defined(DUAL_CORE)
- /* Interrupt mask register set to default reset values for Core 2 (Coretx-M4)*/
- LL_EXTI_WriteReg(C2IMR1, 0x00000000U);
- LL_EXTI_WriteReg(C2IMR2, 0x00000000U);
- LL_EXTI_WriteReg(C2IMR3, 0x00000000U);
-
- /* Event mask register set to default reset values */
- LL_EXTI_WriteReg(C2EMR1, 0x00000000U);
- LL_EXTI_WriteReg(C2EMR2, 0x00000000U);
- LL_EXTI_WriteReg(C2EMR3, 0x00000000U);
-
- /* Clear Pending requests */
- LL_EXTI_WriteReg(C2PR1, EXTI_PR1_PR_Msk);
- LL_EXTI_WriteReg(C2PR2, EXTI_PR2_PR_Msk);
- LL_EXTI_WriteReg(C2PR3, EXTI_PR3_PR_Msk);
-
-#endif /* DUAL_CORE*/
- return SUCCESS;
-}
-
-/**
- * @brief Initialize the EXTI registers according to the specified parameters in EXTI_InitStruct.
- * @param EXTI_InitStruct pointer to a @ref LL_EXTI_InitTypeDef structure.
- * @retval An ErrorStatus enumeration value:
- * - SUCCESS: EXTI registers are initialized
- * - ERROR: not applicable
- */
-ErrorStatus LL_EXTI_Init(LL_EXTI_InitTypeDef *EXTI_InitStruct)
-{
- ErrorStatus status = SUCCESS;
- /* Check the parameters */
- assert_param(IS_LL_EXTI_LINE_0_31(EXTI_InitStruct->Line_0_31));
- assert_param(IS_LL_EXTI_LINE_32_63(EXTI_InitStruct->Line_32_63));
- assert_param(IS_LL_EXTI_LINE_64_95(EXTI_InitStruct->Line_64_95));
- assert_param(IS_FUNCTIONAL_STATE(EXTI_InitStruct->LineCommand));
- assert_param(IS_LL_EXTI_MODE(EXTI_InitStruct->Mode));
-
- /* ENABLE LineCommand */
- if (EXTI_InitStruct->LineCommand != DISABLE)
- {
- assert_param(IS_LL_EXTI_TRIGGER(EXTI_InitStruct->Trigger));
-
- /* Configure EXTI Lines in range from 0 to 31 */
- if (EXTI_InitStruct->Line_0_31 != LL_EXTI_LINE_NONE)
- {
- if((EXTI_InitStruct->Mode & LL_EXTI_MODE_IT) == LL_EXTI_MODE_IT)
- {
- /* Enable IT on provided Lines for Cortex-M7*/
- LL_EXTI_EnableIT_0_31(EXTI_InitStruct->Line_0_31);
- }
- else
- {
- /* Disable IT on provided Lines for Cortex-M7*/
- LL_EXTI_DisableIT_0_31(EXTI_InitStruct->Line_0_31);
- }
-
- if((EXTI_InitStruct->Mode & LL_EXTI_MODE_EVENT) == LL_EXTI_MODE_EVENT)
- {
- /* Enable event on provided Lines for Cortex-M7 */
- LL_EXTI_EnableEvent_0_31(EXTI_InitStruct->Line_0_31);
- }
- else
- {
- /* Disable event on provided Lines for Cortex-M7 */
- LL_EXTI_DisableEvent_0_31(EXTI_InitStruct->Line_0_31);
- }
-#if defined(DUAL_CORE)
- if((EXTI_InitStruct->Mode & LL_EXTI_MODE_C2_IT) == LL_EXTI_MODE_C2_IT)
- {
- /* Enable IT on provided Lines for Cortex-M4 */
- LL_C2_EXTI_EnableIT_0_31 (EXTI_InitStruct->Line_0_31);
- }
- else
- {
- /* Disable IT on provided Lines for Cortex-M4*/
- LL_C2_EXTI_DisableIT_0_31(EXTI_InitStruct->Line_0_31);
- }
-
- if((EXTI_InitStruct->Mode & LL_EXTI_MODE_C2_EVENT) == LL_EXTI_MODE_C2_EVENT)
- {
- /* Enable event on provided Lines for Cortex-M4 */
- LL_C2_EXTI_EnableEvent_0_31(EXTI_InitStruct->Line_0_31);
- }
- else
- {
- /* Disable event on provided Lines for Cortex-M4*/
- LL_C2_EXTI_DisableEvent_0_31(EXTI_InitStruct->Line_0_31);
- }
-#endif /* DUAL_CORE */
-
- if (EXTI_InitStruct->Trigger != LL_EXTI_TRIGGER_NONE)
- {
- switch (EXTI_InitStruct->Trigger)
- {
- case LL_EXTI_TRIGGER_RISING:
- /* First Disable Falling Trigger on provided Lines */
- LL_EXTI_DisableFallingTrig_0_31(EXTI_InitStruct->Line_0_31);
- /* Then Enable Rising Trigger on provided Lines */
- LL_EXTI_EnableRisingTrig_0_31(EXTI_InitStruct->Line_0_31);
- break;
- case LL_EXTI_TRIGGER_FALLING:
- /* First Disable Rising Trigger on provided Lines */
- LL_EXTI_DisableRisingTrig_0_31(EXTI_InitStruct->Line_0_31);
- /* Then Enable Falling Trigger on provided Lines */
- LL_EXTI_EnableFallingTrig_0_31(EXTI_InitStruct->Line_0_31);
- break;
- case LL_EXTI_TRIGGER_RISING_FALLING:
- LL_EXTI_EnableRisingTrig_0_31(EXTI_InitStruct->Line_0_31);
- LL_EXTI_EnableFallingTrig_0_31(EXTI_InitStruct->Line_0_31);
- break;
- default:
- status = ERROR;
- break;
- }
- }
- }
- /* Configure EXTI Lines in range from 32 to 63 */
- if (EXTI_InitStruct->Line_32_63 != LL_EXTI_LINE_NONE)
- {
- if((EXTI_InitStruct->Mode & LL_EXTI_MODE_IT) == LL_EXTI_MODE_IT)
- {
- /* Enable IT on provided Lines for Cortex-M7*/
- LL_EXTI_EnableIT_32_63(EXTI_InitStruct->Line_32_63);
- }
- else
- {
- /* Disable IT on provided Lines for Cortex-M7*/
- LL_EXTI_DisableIT_32_63(EXTI_InitStruct->Line_32_63);
- }
-
- if((EXTI_InitStruct->Mode & LL_EXTI_MODE_EVENT) == LL_EXTI_MODE_EVENT)
- {
- /* Enable event on provided Lines for Cortex-M7 */
- LL_EXTI_EnableEvent_32_63(EXTI_InitStruct->Line_32_63);
- }
- else
- {
- /* Disable event on provided Lines for Cortex-M7 */
- LL_EXTI_DisableEvent_32_63(EXTI_InitStruct->Line_32_63);
- }
-#if defined(DUAL_CORE)
- if((EXTI_InitStruct->Mode & LL_EXTI_MODE_C2_IT) == LL_EXTI_MODE_C2_IT)
- {
- /* Enable IT on provided Lines for Cortex-M4 */
- LL_C2_EXTI_EnableIT_32_63 (EXTI_InitStruct->Line_32_63);
- }
- else
- {
- /* Disable IT on provided Lines for Cortex-M4 */
- LL_C2_EXTI_DisableIT_32_63 (EXTI_InitStruct->Line_32_63);
- }
-
- if((EXTI_InitStruct->Mode & LL_EXTI_MODE_C2_EVENT) == LL_EXTI_MODE_C2_EVENT)
- {
- /* Enable event on provided Lines for Cortex-M4 */
- LL_C2_EXTI_EnableEvent_32_63(EXTI_InitStruct->Line_32_63);
- }
- else
- {
- /* Disable event on provided Lines for Cortex-M4 */
- LL_C2_EXTI_DisableEvent_32_63(EXTI_InitStruct->Line_32_63);
- }
-#endif /* DUAL_CORE */
-
- if (EXTI_InitStruct->Trigger != LL_EXTI_TRIGGER_NONE)
- {
- switch (EXTI_InitStruct->Trigger)
- {
- case LL_EXTI_TRIGGER_RISING:
- /* First Disable Falling Trigger on provided Lines */
- LL_EXTI_DisableFallingTrig_32_63(EXTI_InitStruct->Line_32_63);
- /* Then Enable IT on provided Lines */
- LL_EXTI_EnableRisingTrig_32_63(EXTI_InitStruct->Line_32_63);
- break;
- case LL_EXTI_TRIGGER_FALLING:
- /* First Disable Rising Trigger on provided Lines */
- LL_EXTI_DisableRisingTrig_32_63(EXTI_InitStruct->Line_32_63);
- /* Then Enable Falling Trigger on provided Lines */
- LL_EXTI_EnableFallingTrig_32_63(EXTI_InitStruct->Line_32_63);
- break;
- case LL_EXTI_TRIGGER_RISING_FALLING:
- LL_EXTI_EnableRisingTrig_32_63(EXTI_InitStruct->Line_32_63);
- LL_EXTI_EnableFallingTrig_32_63(EXTI_InitStruct->Line_32_63);
- break;
- default:
- status = ERROR;
- break;
- }
- }
- }
- /* Configure EXTI Lines in range from 64 to 95 */
- if (EXTI_InitStruct->Line_64_95 != LL_EXTI_LINE_NONE)
- {
- if((EXTI_InitStruct->Mode & LL_EXTI_MODE_IT) == LL_EXTI_MODE_IT)
- {
- /* Enable IT on provided Lines for Cortex-M7*/
- LL_EXTI_EnableIT_64_95(EXTI_InitStruct->Line_64_95);
- }
- else
- {
- /* Disable IT on provided Lines for Cortex-M7*/
- LL_EXTI_DisableIT_64_95(EXTI_InitStruct->Line_64_95);
- }
-
- if((EXTI_InitStruct->Mode & LL_EXTI_MODE_EVENT) == LL_EXTI_MODE_EVENT)
- {
- /* Enable event on provided Lines for Cortex-M7 */
- LL_EXTI_EnableEvent_64_95(EXTI_InitStruct->Line_64_95);
- }
- else
- {
- /* Disable event on provided Lines for Cortex-M7 */
- LL_EXTI_DisableEvent_64_95(EXTI_InitStruct->Line_64_95);
- }
-
-#if defined(DUAL_CORE)
- if((EXTI_InitStruct->Mode & LL_EXTI_MODE_C2_IT) == LL_EXTI_MODE_C2_IT)
- {
- /* Enable IT on provided Lines for Cortex-M4 */
- LL_C2_EXTI_EnableIT_64_95 (EXTI_InitStruct->Line_64_95);
- }
- else
- {
- /* Disable IT on provided Lines for Cortex-M4 */
- LL_C2_EXTI_DisableIT_64_95 (EXTI_InitStruct->Line_64_95);
- }
-
- if((EXTI_InitStruct->Mode & LL_EXTI_MODE_C2_EVENT) == LL_EXTI_MODE_C2_EVENT)
- {
- /* Enable event on provided Lines for Cortex-M4 */
- LL_C2_EXTI_EnableEvent_64_95(EXTI_InitStruct->Line_64_95);
- }
- else
- {
- /* Disable event on provided Lines for Cortex-M4 */
- LL_C2_EXTI_DisableEvent_64_95(EXTI_InitStruct->Line_64_95);
- }
-#endif /* DUAL_CORE */
-
- if (EXTI_InitStruct->Trigger != LL_EXTI_TRIGGER_NONE)
- {
- switch (EXTI_InitStruct->Trigger)
- {
- case LL_EXTI_TRIGGER_RISING:
- /* First Disable Falling Trigger on provided Lines */
- LL_EXTI_DisableFallingTrig_64_95(EXTI_InitStruct->Line_64_95);
- /* Then Enable IT on provided Lines */
- LL_EXTI_EnableRisingTrig_64_95(EXTI_InitStruct->Line_64_95);
- break;
- case LL_EXTI_TRIGGER_FALLING:
- /* First Disable Rising Trigger on provided Lines */
- LL_EXTI_DisableRisingTrig_64_95(EXTI_InitStruct->Line_64_95);
- /* Then Enable Falling Trigger on provided Lines */
- LL_EXTI_EnableFallingTrig_64_95(EXTI_InitStruct->Line_64_95);
- break;
- case LL_EXTI_TRIGGER_RISING_FALLING:
- LL_EXTI_EnableRisingTrig_64_95(EXTI_InitStruct->Line_64_95);
- LL_EXTI_EnableFallingTrig_64_95(EXTI_InitStruct->Line_64_95);
- break;
- default:
- status = ERROR;
- break;
- }
- }
- }
- }
- else /* DISABLE LineCommand */
- {
- /* Disable IT on provided Lines for Cortex-M7*/
- LL_EXTI_DisableIT_0_31(EXTI_InitStruct->Line_0_31);
- LL_EXTI_DisableIT_32_63(EXTI_InitStruct->Line_32_63);
- LL_EXTI_DisableIT_64_95(EXTI_InitStruct->Line_64_95);
-
- /* Disable event on provided Lines for Cortex-M7 */
- LL_EXTI_DisableEvent_0_31(EXTI_InitStruct->Line_0_31);
- LL_EXTI_DisableEvent_32_63(EXTI_InitStruct->Line_32_63);
- LL_EXTI_DisableEvent_64_95(EXTI_InitStruct->Line_64_95);
-
-#if defined(DUAL_CORE)
- /* Disable IT on provided Lines for Cortex-M4*/
- LL_C2_EXTI_DisableIT_0_31(EXTI_InitStruct->Line_0_31);
- LL_C2_EXTI_DisableIT_32_63(EXTI_InitStruct->Line_32_63);
- LL_C2_EXTI_DisableIT_64_95(EXTI_InitStruct->Line_64_95);
-
- /* Disable event on provided Lines for Cortex-M4 */
- LL_C2_EXTI_DisableEvent_0_31(EXTI_InitStruct->Line_0_31);
- LL_C2_EXTI_DisableEvent_32_63(EXTI_InitStruct->Line_32_63);
- LL_C2_EXTI_DisableEvent_64_95(EXTI_InitStruct->Line_64_95);
-#endif /* DUAL_CORE */
- }
-
- return status;
-}
-
-/**
- * @brief Set each @ref LL_EXTI_InitTypeDef field to default value.
- * @param EXTI_InitStruct Pointer to a @ref LL_EXTI_InitTypeDef structure.
- * @retval None
- */
-void LL_EXTI_StructInit(LL_EXTI_InitTypeDef *EXTI_InitStruct)
-{
- EXTI_InitStruct->Line_0_31 = LL_EXTI_LINE_NONE;
- EXTI_InitStruct->Line_32_63 = LL_EXTI_LINE_NONE;
- EXTI_InitStruct->Line_64_95 = LL_EXTI_LINE_NONE;
- EXTI_InitStruct->LineCommand = DISABLE;
- EXTI_InitStruct->Mode = LL_EXTI_MODE_IT;
- EXTI_InitStruct->Trigger = LL_EXTI_TRIGGER_FALLING;
-}
-
-/**
- * @}
- */
-
-/**
- * @}
- */
-
-/**
- * @}
- */
-
-#endif /* defined (EXTI) */
-
-/**
- * @}
- */
-
-#endif /* USE_FULL_LL_DRIVER */
-
-/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
+ * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ +/** @addtogroup EXTI_LL_Private_Macros + * @{ + */ + +#define IS_LL_EXTI_LINE_0_31(__VALUE__) (((__VALUE__) & ~LL_EXTI_LINE_ALL_0_31) == 0x00000000U) +#define IS_LL_EXTI_LINE_32_63(__VALUE__) (((__VALUE__) & ~LL_EXTI_LINE_ALL_32_63) == 0x00000000U) +#define IS_LL_EXTI_LINE_64_95(__VALUE__) (((__VALUE__) & ~LL_EXTI_LINE_ALL_64_95) == 0x00000000U) + +#define IS_LL_EXTI_MODE(__VALUE__) (((__VALUE__) == LL_EXTI_MODE_IT) \ + || ((__VALUE__) == LL_EXTI_MODE_EVENT) \ + || ((__VALUE__) == LL_EXTI_MODE_IT_EVENT)) + + +#define IS_LL_EXTI_TRIGGER(__VALUE__) (((__VALUE__) == LL_EXTI_TRIGGER_NONE) \ + || ((__VALUE__) == LL_EXTI_TRIGGER_RISING) \ + || ((__VALUE__) == LL_EXTI_TRIGGER_FALLING) \ + || ((__VALUE__) == LL_EXTI_TRIGGER_RISING_FALLING)) + +/** + * @} + */ + +/* Private function prototypes -----------------------------------------------*/ + +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup EXTI_LL_Exported_Functions + * @{ + */ + +/** @addtogroup EXTI_LL_EF_Init + * @{ + */ + +/** + * @brief De-initialize the EXTI registers to their default reset values. + * @retval An ErrorStatus enumeration value: + * - SUCCESS: EXTI registers are de-initialized + * - ERROR: not applicable + */ +ErrorStatus LL_EXTI_DeInit(void) +{ + /* Rising Trigger selection register set to default reset values */ + LL_EXTI_WriteReg(RTSR1, 0x00000000U); + LL_EXTI_WriteReg(RTSR2, 0x00000000U); + LL_EXTI_WriteReg(RTSR3, 0x00000000U); + + /* Falling Trigger selection register set to default reset values */ + LL_EXTI_WriteReg(FTSR1, 0x00000000U); + LL_EXTI_WriteReg(FTSR2, 0x00000000U); + LL_EXTI_WriteReg(FTSR3, 0x00000000U); + + /* Software interrupt event register set to default reset values */ + LL_EXTI_WriteReg(SWIER1, 0x00000000U); + LL_EXTI_WriteReg(SWIER2, 0x00000000U); + LL_EXTI_WriteReg(SWIER3, 0x00000000U); + + /* D3 Pending register set to default reset values */ + LL_EXTI_WriteReg(D3PMR1, 0x00000000U); + LL_EXTI_WriteReg(D3PMR2, 0x00000000U); + LL_EXTI_WriteReg(D3PMR3, 0x00000000U); + + /* D3 Pending clear selection register low to default reset values */ + LL_EXTI_WriteReg(D3PCR1L, 0x00000000U); + LL_EXTI_WriteReg(D3PCR2L, 0x00000000U); + LL_EXTI_WriteReg(D3PCR3L, 0x00000000U); + + /* D3 Pending clear selection register high to default reset values */ + LL_EXTI_WriteReg(D3PCR1H, 0x00000000U); + LL_EXTI_WriteReg(D3PCR2H, 0x00000000U); + LL_EXTI_WriteReg(D3PCR3H, 0x00000000U); + + /* Interrupt mask register reset */ + LL_EXTI_WriteReg(IMR1, 0x00000000U); + LL_EXTI_WriteReg(IMR2, 0x00000000U); + LL_EXTI_WriteReg(IMR3, 0x00000000U); + + /* Event mask register reset */ + LL_EXTI_WriteReg(EMR1, 0x00000000U); + LL_EXTI_WriteReg(EMR2, 0x00000000U); + LL_EXTI_WriteReg(EMR3, 0x00000000U); + + /* Clear Pending requests */ + LL_EXTI_WriteReg(PR1, EXTI_PR1_PR_Msk); + LL_EXTI_WriteReg(PR2, EXTI_PR2_PR_Msk); + LL_EXTI_WriteReg(PR3, EXTI_PR3_PR_Msk); + +#if defined(DUAL_CORE) + /* Interrupt mask register set to default reset values for Core 2 (Coretx-M4)*/ + LL_EXTI_WriteReg(C2IMR1, 0x00000000U); + LL_EXTI_WriteReg(C2IMR2, 0x00000000U); + LL_EXTI_WriteReg(C2IMR3, 0x00000000U); + + /* Event mask register set to default reset values */ + LL_EXTI_WriteReg(C2EMR1, 0x00000000U); + LL_EXTI_WriteReg(C2EMR2, 0x00000000U); + LL_EXTI_WriteReg(C2EMR3, 0x00000000U); + + /* Clear Pending requests */ + LL_EXTI_WriteReg(C2PR1, EXTI_PR1_PR_Msk); + LL_EXTI_WriteReg(C2PR2, EXTI_PR2_PR_Msk); + LL_EXTI_WriteReg(C2PR3, EXTI_PR3_PR_Msk); + +#endif /* DUAL_CORE*/ + return SUCCESS; +} + +/** + * @brief Initialize the EXTI registers according to the specified parameters in EXTI_InitStruct. + * @param EXTI_InitStruct pointer to a @ref LL_EXTI_InitTypeDef structure. + * @retval An ErrorStatus enumeration value: + * - SUCCESS: EXTI registers are initialized + * - ERROR: not applicable + */ +ErrorStatus LL_EXTI_Init(LL_EXTI_InitTypeDef *EXTI_InitStruct) +{ + ErrorStatus status = SUCCESS; + /* Check the parameters */ + assert_param(IS_LL_EXTI_LINE_0_31(EXTI_InitStruct->Line_0_31)); + assert_param(IS_LL_EXTI_LINE_32_63(EXTI_InitStruct->Line_32_63)); + assert_param(IS_LL_EXTI_LINE_64_95(EXTI_InitStruct->Line_64_95)); + assert_param(IS_FUNCTIONAL_STATE(EXTI_InitStruct->LineCommand)); + assert_param(IS_LL_EXTI_MODE(EXTI_InitStruct->Mode)); + + /* ENABLE LineCommand */ + if (EXTI_InitStruct->LineCommand != DISABLE) + { + assert_param(IS_LL_EXTI_TRIGGER(EXTI_InitStruct->Trigger)); + + /* Configure EXTI Lines in range from 0 to 31 */ + if (EXTI_InitStruct->Line_0_31 != LL_EXTI_LINE_NONE) + { + if((EXTI_InitStruct->Mode & LL_EXTI_MODE_IT) == LL_EXTI_MODE_IT) + { + /* Enable IT on provided Lines for Cortex-M7*/ + LL_EXTI_EnableIT_0_31(EXTI_InitStruct->Line_0_31); + } + else + { + /* Disable IT on provided Lines for Cortex-M7*/ + LL_EXTI_DisableIT_0_31(EXTI_InitStruct->Line_0_31); + } + + if((EXTI_InitStruct->Mode & LL_EXTI_MODE_EVENT) == LL_EXTI_MODE_EVENT) + { + /* Enable event on provided Lines for Cortex-M7 */ + LL_EXTI_EnableEvent_0_31(EXTI_InitStruct->Line_0_31); + } + else + { + /* Disable event on provided Lines for Cortex-M7 */ + LL_EXTI_DisableEvent_0_31(EXTI_InitStruct->Line_0_31); + } +#if defined(DUAL_CORE) + if((EXTI_InitStruct->Mode & LL_EXTI_MODE_C2_IT) == LL_EXTI_MODE_C2_IT) + { + /* Enable IT on provided Lines for Cortex-M4 */ + LL_C2_EXTI_EnableIT_0_31 (EXTI_InitStruct->Line_0_31); + } + else + { + /* Disable IT on provided Lines for Cortex-M4*/ + LL_C2_EXTI_DisableIT_0_31(EXTI_InitStruct->Line_0_31); + } + + if((EXTI_InitStruct->Mode & LL_EXTI_MODE_C2_EVENT) == LL_EXTI_MODE_C2_EVENT) + { + /* Enable event on provided Lines for Cortex-M4 */ + LL_C2_EXTI_EnableEvent_0_31(EXTI_InitStruct->Line_0_31); + } + else + { + /* Disable event on provided Lines for Cortex-M4*/ + LL_C2_EXTI_DisableEvent_0_31(EXTI_InitStruct->Line_0_31); + } +#endif /* DUAL_CORE */ + + if (EXTI_InitStruct->Trigger != LL_EXTI_TRIGGER_NONE) + { + switch (EXTI_InitStruct->Trigger) + { + case LL_EXTI_TRIGGER_RISING: + /* First Disable Falling Trigger on provided Lines */ + LL_EXTI_DisableFallingTrig_0_31(EXTI_InitStruct->Line_0_31); + /* Then Enable Rising Trigger on provided Lines */ + LL_EXTI_EnableRisingTrig_0_31(EXTI_InitStruct->Line_0_31); + break; + case LL_EXTI_TRIGGER_FALLING: + /* First Disable Rising Trigger on provided Lines */ + LL_EXTI_DisableRisingTrig_0_31(EXTI_InitStruct->Line_0_31); + /* Then Enable Falling Trigger on provided Lines */ + LL_EXTI_EnableFallingTrig_0_31(EXTI_InitStruct->Line_0_31); + break; + case LL_EXTI_TRIGGER_RISING_FALLING: + LL_EXTI_EnableRisingTrig_0_31(EXTI_InitStruct->Line_0_31); + LL_EXTI_EnableFallingTrig_0_31(EXTI_InitStruct->Line_0_31); + break; + default: + status = ERROR; + break; + } + } + } + /* Configure EXTI Lines in range from 32 to 63 */ + if (EXTI_InitStruct->Line_32_63 != LL_EXTI_LINE_NONE) + { + if((EXTI_InitStruct->Mode & LL_EXTI_MODE_IT) == LL_EXTI_MODE_IT) + { + /* Enable IT on provided Lines for Cortex-M7*/ + LL_EXTI_EnableIT_32_63(EXTI_InitStruct->Line_32_63); + } + else + { + /* Disable IT on provided Lines for Cortex-M7*/ + LL_EXTI_DisableIT_32_63(EXTI_InitStruct->Line_32_63); + } + + if((EXTI_InitStruct->Mode & LL_EXTI_MODE_EVENT) == LL_EXTI_MODE_EVENT) + { + /* Enable event on provided Lines for Cortex-M7 */ + LL_EXTI_EnableEvent_32_63(EXTI_InitStruct->Line_32_63); + } + else + { + /* Disable event on provided Lines for Cortex-M7 */ + LL_EXTI_DisableEvent_32_63(EXTI_InitStruct->Line_32_63); + } +#if defined(DUAL_CORE) + if((EXTI_InitStruct->Mode & LL_EXTI_MODE_C2_IT) == LL_EXTI_MODE_C2_IT) + { + /* Enable IT on provided Lines for Cortex-M4 */ + LL_C2_EXTI_EnableIT_32_63 (EXTI_InitStruct->Line_32_63); + } + else + { + /* Disable IT on provided Lines for Cortex-M4 */ + LL_C2_EXTI_DisableIT_32_63 (EXTI_InitStruct->Line_32_63); + } + + if((EXTI_InitStruct->Mode & LL_EXTI_MODE_C2_EVENT) == LL_EXTI_MODE_C2_EVENT) + { + /* Enable event on provided Lines for Cortex-M4 */ + LL_C2_EXTI_EnableEvent_32_63(EXTI_InitStruct->Line_32_63); + } + else + { + /* Disable event on provided Lines for Cortex-M4 */ + LL_C2_EXTI_DisableEvent_32_63(EXTI_InitStruct->Line_32_63); + } +#endif /* DUAL_CORE */ + + if (EXTI_InitStruct->Trigger != LL_EXTI_TRIGGER_NONE) + { + switch (EXTI_InitStruct->Trigger) + { + case LL_EXTI_TRIGGER_RISING: + /* First Disable Falling Trigger on provided Lines */ + LL_EXTI_DisableFallingTrig_32_63(EXTI_InitStruct->Line_32_63); + /* Then Enable IT on provided Lines */ + LL_EXTI_EnableRisingTrig_32_63(EXTI_InitStruct->Line_32_63); + break; + case LL_EXTI_TRIGGER_FALLING: + /* First Disable Rising Trigger on provided Lines */ + LL_EXTI_DisableRisingTrig_32_63(EXTI_InitStruct->Line_32_63); + /* Then Enable Falling Trigger on provided Lines */ + LL_EXTI_EnableFallingTrig_32_63(EXTI_InitStruct->Line_32_63); + break; + case LL_EXTI_TRIGGER_RISING_FALLING: + LL_EXTI_EnableRisingTrig_32_63(EXTI_InitStruct->Line_32_63); + LL_EXTI_EnableFallingTrig_32_63(EXTI_InitStruct->Line_32_63); + break; + default: + status = ERROR; + break; + } + } + } + /* Configure EXTI Lines in range from 64 to 95 */ + if (EXTI_InitStruct->Line_64_95 != LL_EXTI_LINE_NONE) + { + if((EXTI_InitStruct->Mode & LL_EXTI_MODE_IT) == LL_EXTI_MODE_IT) + { + /* Enable IT on provided Lines for Cortex-M7*/ + LL_EXTI_EnableIT_64_95(EXTI_InitStruct->Line_64_95); + } + else + { + /* Disable IT on provided Lines for Cortex-M7*/ + LL_EXTI_DisableIT_64_95(EXTI_InitStruct->Line_64_95); + } + + if((EXTI_InitStruct->Mode & LL_EXTI_MODE_EVENT) == LL_EXTI_MODE_EVENT) + { + /* Enable event on provided Lines for Cortex-M7 */ + LL_EXTI_EnableEvent_64_95(EXTI_InitStruct->Line_64_95); + } + else + { + /* Disable event on provided Lines for Cortex-M7 */ + LL_EXTI_DisableEvent_64_95(EXTI_InitStruct->Line_64_95); + } + +#if defined(DUAL_CORE) + if((EXTI_InitStruct->Mode & LL_EXTI_MODE_C2_IT) == LL_EXTI_MODE_C2_IT) + { + /* Enable IT on provided Lines for Cortex-M4 */ + LL_C2_EXTI_EnableIT_64_95 (EXTI_InitStruct->Line_64_95); + } + else + { + /* Disable IT on provided Lines for Cortex-M4 */ + LL_C2_EXTI_DisableIT_64_95 (EXTI_InitStruct->Line_64_95); + } + + if((EXTI_InitStruct->Mode & LL_EXTI_MODE_C2_EVENT) == LL_EXTI_MODE_C2_EVENT) + { + /* Enable event on provided Lines for Cortex-M4 */ + LL_C2_EXTI_EnableEvent_64_95(EXTI_InitStruct->Line_64_95); + } + else + { + /* Disable event on provided Lines for Cortex-M4 */ + LL_C2_EXTI_DisableEvent_64_95(EXTI_InitStruct->Line_64_95); + } +#endif /* DUAL_CORE */ + + if (EXTI_InitStruct->Trigger != LL_EXTI_TRIGGER_NONE) + { + switch (EXTI_InitStruct->Trigger) + { + case LL_EXTI_TRIGGER_RISING: + /* First Disable Falling Trigger on provided Lines */ + LL_EXTI_DisableFallingTrig_64_95(EXTI_InitStruct->Line_64_95); + /* Then Enable IT on provided Lines */ + LL_EXTI_EnableRisingTrig_64_95(EXTI_InitStruct->Line_64_95); + break; + case LL_EXTI_TRIGGER_FALLING: + /* First Disable Rising Trigger on provided Lines */ + LL_EXTI_DisableRisingTrig_64_95(EXTI_InitStruct->Line_64_95); + /* Then Enable Falling Trigger on provided Lines */ + LL_EXTI_EnableFallingTrig_64_95(EXTI_InitStruct->Line_64_95); + break; + case LL_EXTI_TRIGGER_RISING_FALLING: + LL_EXTI_EnableRisingTrig_64_95(EXTI_InitStruct->Line_64_95); + LL_EXTI_EnableFallingTrig_64_95(EXTI_InitStruct->Line_64_95); + break; + default: + status = ERROR; + break; + } + } + } + } + else /* DISABLE LineCommand */ + { + /* Disable IT on provided Lines for Cortex-M7*/ + LL_EXTI_DisableIT_0_31(EXTI_InitStruct->Line_0_31); + LL_EXTI_DisableIT_32_63(EXTI_InitStruct->Line_32_63); + LL_EXTI_DisableIT_64_95(EXTI_InitStruct->Line_64_95); + + /* Disable event on provided Lines for Cortex-M7 */ + LL_EXTI_DisableEvent_0_31(EXTI_InitStruct->Line_0_31); + LL_EXTI_DisableEvent_32_63(EXTI_InitStruct->Line_32_63); + LL_EXTI_DisableEvent_64_95(EXTI_InitStruct->Line_64_95); + +#if defined(DUAL_CORE) + /* Disable IT on provided Lines for Cortex-M4*/ + LL_C2_EXTI_DisableIT_0_31(EXTI_InitStruct->Line_0_31); + LL_C2_EXTI_DisableIT_32_63(EXTI_InitStruct->Line_32_63); + LL_C2_EXTI_DisableIT_64_95(EXTI_InitStruct->Line_64_95); + + /* Disable event on provided Lines for Cortex-M4 */ + LL_C2_EXTI_DisableEvent_0_31(EXTI_InitStruct->Line_0_31); + LL_C2_EXTI_DisableEvent_32_63(EXTI_InitStruct->Line_32_63); + LL_C2_EXTI_DisableEvent_64_95(EXTI_InitStruct->Line_64_95); +#endif /* DUAL_CORE */ + } + + return status; +} + +/** + * @brief Set each @ref LL_EXTI_InitTypeDef field to default value. + * @param EXTI_InitStruct Pointer to a @ref LL_EXTI_InitTypeDef structure. + * @retval None + */ +void LL_EXTI_StructInit(LL_EXTI_InitTypeDef *EXTI_InitStruct) +{ + EXTI_InitStruct->Line_0_31 = LL_EXTI_LINE_NONE; + EXTI_InitStruct->Line_32_63 = LL_EXTI_LINE_NONE; + EXTI_InitStruct->Line_64_95 = LL_EXTI_LINE_NONE; + EXTI_InitStruct->LineCommand = DISABLE; + EXTI_InitStruct->Mode = LL_EXTI_MODE_IT; + EXTI_InitStruct->Trigger = LL_EXTI_TRIGGER_FALLING; +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* defined (EXTI) */ + +/** + * @} + */ + +#endif /* USE_FULL_LL_DRIVER */ + |