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targets/cmsis/TARGET_STM/TARGET_NUCLEO_F401RE/stm32f4xx_hal.c
- Committer:
- mbed_official
- Date:
- 2014-02-08
- Revision:
- 87:085cde657901
- Child:
- 106:ced8cbb51063
File content as of revision 87:085cde657901:
/** ****************************************************************************** * @file stm32f4xx_hal.c * @author MCD Application Team * @version V1.0.0RC2 * @date 04-February-2014 * @brief HAL module driver. * This is the common part of the HAL initialization * @verbatim ============================================================================== ##### How to use this driver ##### ============================================================================== [..] The common HAL driver contains a set of generic and common APIs that can be used by the PPP peripheral drivers and the user to start using the HAL. [..] The HAL contains two APIs categories: (+) Common HAL APIs (+) Services HAL APIs @endverbatim ****************************************************************************** * @attention * * <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2> * * Redistribution and use in source and binary forms, with or without modification, * are permitted provided that the following conditions are met: * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * 3. Neither the name of STMicroelectronics nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * ****************************************************************************** */ /* Includes ------------------------------------------------------------------*/ #include "stm32f4xx_hal.h" /** @addtogroup STM32F4xx_HAL_Driver * @{ */ /** @defgroup HAL * @brief HAL module driver. * @{ */ #ifdef HAL_MODULE_ENABLED /* Private typedef -----------------------------------------------------------*/ /* Private define ------------------------------------------------------------*/ /** * @brief STM32F4xx HAL Driver version number V1.0.0RC1 */ #define __STM32F4xx_HAL_VERSION_MAIN (0x01) /*!< [31:24] main version */ #define __STM32F4xx_HAL_VERSION_SUB1 (0x00) /*!< [23:16] sub1 version */ #define __STM32F4xx_HAL_VERSION_SUB2 (0x00) /*!< [15:8] sub2 version */ #define __STM32F4xx_HAL_VERSION_RC (0x01) /*!< [7:0] release candidate */ #define __STM32F4xx_HAL_VERSION ((__STM32F4xx_HAL_VERSION_MAIN << 24)\ |(__STM32F4xx_HAL_VERSION_SUB1 << 16)\ |(__STM32F4xx_HAL_VERSION_SUB2 << 8 )\ |(__STM32F4xx_HAL_VERSION_RC)) #define IDCODE_DEVID_MASK ((uint32_t)0x00000FFF) /* ------------ RCC registers bit address in the alias region ----------- */ #define SYSCFG_OFFSET (SYSCFG_BASE - PERIPH_BASE) /* --- MEMRMP Register ---*/ /* Alias word address of UFB_MODE bit */ #define MEMRMP_OFFSET SYSCFG_OFFSET #define UFB_MODE_BitNumber ((uint8_t)0x8) #define UFB_MODE_BB (PERIPH_BB_BASE + (MEMRMP_OFFSET * 32) + (UFB_MODE_BitNumber * 4)) /* --- CMPCR Register ---*/ /* Alias word address of CMP_PD bit */ #define CMPCR_OFFSET (SYSCFG_OFFSET + 0x20) #define CMP_PD_BitNumber ((uint8_t)0x00) #define CMPCR_CMP_PD_BB (PERIPH_BB_BASE + (CMPCR_OFFSET * 32) + (CMP_PD_BitNumber * 4)) /* Private macro -------------------------------------------------------------*/ /* Private variables ---------------------------------------------------------*/ static __IO uint32_t uwTick; /* Private function prototypes -----------------------------------------------*/ /* Private functions ---------------------------------------------------------*/ /** @defgroup HAL_Private_Functions * @{ */ /** @defgroup HAL_Group1 Initialization and de-initialization Functions * @brief Initialization and de-initialization functions * @verbatim =============================================================================== ##### Initialization and de-initialization functions ##### =============================================================================== [..] This section provides functions allowing to: (+) Initializes the Flash interface the NVIC allocation and initial clock configuration. It initializes the systick also when timeout is needed and the backup domain when enabled. (+) de-Initializes common part of the HAL @endverbatim * @{ */ /** * @brief This function configures the Flash prefetch, instruction and Data caches, * Configures systick, NVIC and Low level hardware * * @note This function is called at the beginning of program after reset and before * the clock configuration * * @note The Systick configuration is based on HSI clock, as HSI is the clock * used after a system Reset and the NVIC configuration is set to Priority group 4 * * @note The Systick Interrupt is defined with the lowest priority in "core_cm4.h" file * In this case HAL_Delay() must not be used under interrupt with higher priority. * * @note * @param None * @retval HAL status */ HAL_StatusTypeDef HAL_Init(void) { /* Configure Flash prefetch, Instruction cache, Data cache */ #if (INSTRUCTION_CACHE_ENABLE != 0) __HAL_FLASH_INSTRUCTION_CACHE_ENABLE(); #endif /* INSTRUCTION_CACHE_ENABLE */ #if (DATA_CACHE_ENABLE != 0) __HAL_FLASH_DATA_CACHE_ENABLE(); #endif /* DATA_CACHE_ENABLE */ #if (PREFETCH_ENABLE != 0) __HAL_FLASH_PREFETCH_BUFFER_ENABLE(); #endif /* PREFETCH_ENABLE */ /* Enable systick and configure 1ms tick (default clock after Reset is HSI) */ HAL_SYSTICK_Config(HSI_VALUE/ 1000); /* Set Interrupt Group Priority */ HAL_NVIC_SetPriorityGrouping(NVIC_PRIORITYGROUP_4); /* Init the low level hardware */ HAL_MspInit(); /* Return function status */ return HAL_OK; } /** * @brief This function de-Initializes common part of the HAL and stops the systick. * This function is optional. * @param None * @retval HAL status */ HAL_StatusTypeDef HAL_DeInit(void) { /* Reset of all peripherals */ __APB1_FORCE_RESET(); __APB1_RELEASE_RESET(); __APB2_FORCE_RESET(); __APB2_RELEASE_RESET(); __AHB1_FORCE_RESET(); __AHB1_RELEASE_RESET(); __AHB2_FORCE_RESET(); __AHB2_RELEASE_RESET(); __AHB3_FORCE_RESET(); __AHB3_RELEASE_RESET(); /* De-Init the low level hardware */ HAL_MspDeInit(); /* Return function status */ return HAL_OK; } /** * @brief Initializes the MSP. * @param None * @retval None */ __weak void HAL_MspInit(void) { /* NOTE : This function Should not be modified, when the callback is needed, the HAL_MspInit could be implemented in the user file */ } /** * @brief DeInitializes the MSP. * @param None * @retval None */ __weak void HAL_MspDeInit(void) { /* NOTE : This function Should not be modified, when the callback is needed, the HAL_MspDeInit could be implemented in the user file */ } /** * @} */ /** @defgroup HAL_Group2 HAL Control functions * @brief HAL Control functions * @verbatim =============================================================================== ##### HAL Control functions ##### =============================================================================== [..] This section provides functions allowing to: (+) provide a tick value in millisecond (+) provide a blocking delay in millisecond (+) Get the HAL API driver version (+) Get the device identifier (+) Get the device revision identifier (+) Enable/Disable Debug module during Sleep mode (+) Enable/Disable Debug module during STOP mode (+) Enable/Disable Debug module during STANDBY mode @endverbatim * @{ */ /** * @brief This function is used when systick configuration should be changed. * It is used to provide the HAL a timer base service. * @param None * @retval None */ void HAL_IncTick(void) { uwTick++; } /** * @brief This method used to provide a tick value in millisecond. * @param Non * @retval tick value */ uint32_t HAL_GetTick(void) { return uwTick; } /** * @brief This method used to provide blocking delay * @param Delay : specifies the delay time length, in milliseconds. * @retval None */ void HAL_Delay(__IO uint32_t Delay) { uint32_t timingdelay; timingdelay = HAL_GetTick() + Delay; while(HAL_GetTick() < timingdelay) { } } /** * @brief This method returns the HAL revision * @param None * @retval version : 0xXYZR (8bits for each decimal, R for RC) */ uint32_t HAL_GetHalVersion(void) { return __STM32F4xx_HAL_VERSION; } /** * @brief Returns the device revision identifier. * @param None * @retval Device revision identifier */ uint32_t HAL_GetREVID(void) { return((DBGMCU->IDCODE) >> 16); } /** * @brief Returns the device identifier. * @param None * @retval Device identifier */ uint32_t HAL_GetDEVID(void) { return((DBGMCU->IDCODE) & IDCODE_DEVID_MASK); } /** * @brief Enable the Debug Module during SLEEP mode * @param None * @retval None */ void HAL_EnableDBGSleepMode(void) { SET_BIT(DBGMCU->CR, DBGMCU_CR_DBG_SLEEP); } /** * @brief Disable the Debug Module during SLEEP mode * @param None * @retval None */ void HAL_DisableDBGSleepMode(void) { CLEAR_BIT(DBGMCU->CR, DBGMCU_CR_DBG_SLEEP); } /** * @brief Enable the Debug Module during STOP mode * @param None * @retval None */ void HAL_EnableDBGStopMode(void) { SET_BIT(DBGMCU->CR, DBGMCU_CR_DBG_STOP); } /** * @brief Disable the Debug Module during STOP mode * @param None * @retval None */ void HAL_DisableDBGStopMode(void) { CLEAR_BIT(DBGMCU->CR, DBGMCU_CR_DBG_STOP); } /** * @brief Enable the Debug Module during STANDBY mode * @param None * @retval None */ void HAL_EnableDBGStandbyMode(void) { SET_BIT(DBGMCU->CR, DBGMCU_CR_DBG_STANDBY); } /** * @brief Disable the Debug Module during STANDBY mode * @param None * @retval None */ void HAL_DisableDBGStandbyMode(void) { CLEAR_BIT(DBGMCU->CR, DBGMCU_CR_DBG_STANDBY); } /** * @brief Enables the I/O Compensation Cell. * @note The I/O compensation cell can be used only when the device supply * voltage ranges from 2.4 to 3.6 V. * @retval None */ void HAL_EnableCompensationCell(void) { *(__IO uint32_t *)CMPCR_CMP_PD_BB = (uint32_t)ENABLE; } /** * @brief Power-down the I/O Compensation Cell. * @note The I/O compensation cell can be used only when the device supply * voltage ranges from 2.4 to 3.6 V. * @retval None */ void HAL_DisableCompensationCell(void) { *(__IO uint32_t *)CMPCR_CMP_PD_BB = (uint32_t)DISABLE; } #if defined(STM32F427xx) || defined(STM32F437xx) || defined(STM32F429xx)|| defined(STM32F439xx) /** * @brief Enables the Internal FLASH Bank Swapping. * * @note This function can be used only for STM32F42xxx/43xxx devices. * * @note Flash Bank2 mapped at 0x08000000 (and aliased @0x00000000) * and Flash Bank1 mapped at 0x08100000 (and aliased at 0x00100000) * * @retval None */ void HAL_EnableMemorySwappingBank(void) { *(__IO uint32_t *)UFB_MODE_BB = (uint32_t)ENABLE; } /** * @brief Disables the Internal FLASH Bank Swapping. * * @note This function can be used only for STM32F42xxx/43xxx devices. * * @note The default state : Flash Bank1 mapped at 0x08000000 (and aliased @0x0000 0000) * and Flash Bank2 mapped at 0x08100000 (and aliased at 0x00100000) * * @retval None */ void HAL_DisableMemorySwappingBank(void) { *(__IO uint32_t *)UFB_MODE_BB = (uint32_t)DISABLE; } #endif /* STM32F427xx || STM32F437xx || STM32F429xx || STM32F439xx */ /** * @} */ /** * @} */ #endif /* HAL_MODULE_ENABLED */ /** * @} */ /** * @} */ /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/