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Diffstat (limited to 'FreeRTOS/Demo/CORTEX_MPU_M7_NUCLEO_H743ZI2_GCC_IAR_Keil/ST_Code/Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_ll_crc.c')
-rw-r--r-- | FreeRTOS/Demo/CORTEX_MPU_M7_NUCLEO_H743ZI2_GCC_IAR_Keil/ST_Code/Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_ll_crc.c | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/FreeRTOS/Demo/CORTEX_MPU_M7_NUCLEO_H743ZI2_GCC_IAR_Keil/ST_Code/Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_ll_crc.c b/FreeRTOS/Demo/CORTEX_MPU_M7_NUCLEO_H743ZI2_GCC_IAR_Keil/ST_Code/Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_ll_crc.c new file mode 100644 index 000000000..17cdb6464 --- /dev/null +++ b/FreeRTOS/Demo/CORTEX_MPU_M7_NUCLEO_H743ZI2_GCC_IAR_Keil/ST_Code/Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_ll_crc.c @@ -0,0 +1,115 @@ +/** + ****************************************************************************** + * @file stm32h7xx_ll_crc.c + * @author MCD Application Team + * @brief CRC 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) + +/* Includes ------------------------------------------------------------------*/ +#include "stm32h7xx_ll_crc.h" +#include "stm32h7xx_ll_bus.h" + +#ifdef USE_FULL_ASSERT +#include "stm32_assert.h" +#else +#define assert_param(expr) ((void)0U) +#endif + +/** @addtogroup STM32H7xx_LL_Driver + * @{ + */ + +#if defined (CRC) + +/** @addtogroup CRC_LL + * @{ + */ + +/* Private types -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private constants ---------------------------------------------------------*/ +/* Private macros ------------------------------------------------------------*/ +/* Private function prototypes -----------------------------------------------*/ + +/* Exported functions --------------------------------------------------------*/ +/** @addtogroup CRC_LL_Exported_Functions + * @{ + */ + +/** @addtogroup CRC_LL_EF_Init + * @{ + */ + +/** + * @brief De-initialize CRC registers (Registers restored to their default values). + * @param CRCx CRC Instance + * @retval An ErrorStatus enumeration value: + * - SUCCESS: CRC registers are de-initialized + * - ERROR: CRC registers are not de-initialized + */ +ErrorStatus LL_CRC_DeInit(CRC_TypeDef *CRCx) +{ + ErrorStatus status = SUCCESS; + + /* Check the parameters */ + assert_param(IS_CRC_ALL_INSTANCE(CRCx)); + + if (CRCx == CRC) + { +#if defined(LL_AHB4_GRP1_PERIPH_CRC) + /* Force CRC reset */ + LL_AHB4_GRP1_ForceReset(LL_AHB4_GRP1_PERIPH_CRC); + + /* Release CRC reset */ + LL_AHB4_GRP1_ReleaseReset(LL_AHB4_GRP1_PERIPH_CRC); +#else + /* Force CRC reset */ + LL_AHB1_GRP1_ForceReset(LL_AHB1_GRP1_PERIPH_CRC); + + /* Release CRC reset */ + LL_AHB1_GRP1_ReleaseReset(LL_AHB1_GRP1_PERIPH_CRC); +#endif/*LL_AHB4_GRP1_PERIPH_CRC)*/ + } + else + { + status = ERROR; + } + + return (status); +} + +/** + * @} + */ + +/** + * @} + */ + +/** + * @} + */ + +#endif /* defined (CRC) */ + +/** + * @} + */ + +#endif /* USE_FULL_LL_DRIVER */ + +/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ + |