diff options
Diffstat (limited to 'hid-dials/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_hal_flash_ex.c')
| -rw-r--r-- | hid-dials/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_hal_flash_ex.c | 984 |
1 files changed, 0 insertions, 984 deletions
diff --git a/hid-dials/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_hal_flash_ex.c b/hid-dials/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_hal_flash_ex.c deleted file mode 100644 index c86705f..0000000 --- a/hid-dials/Drivers/STM32F0xx_HAL_Driver/Src/stm32f0xx_hal_flash_ex.c +++ /dev/null @@ -1,984 +0,0 @@ -/**
- ******************************************************************************
- * @file stm32f0xx_hal_flash_ex.c
- * @author MCD Application Team
- * @brief Extended FLASH HAL module driver.
- *
- * This file provides firmware functions to manage the following
- * functionalities of the FLASH peripheral:
- * + Extended Initialization/de-initialization functions
- * + Extended I/O operation functions
- * + Extended Peripheral Control functions
- *
- @verbatim
- ==============================================================================
- ##### Flash peripheral extended features #####
- ==============================================================================
-
- ##### How to use this driver #####
- ==============================================================================
- [..] This driver provides functions to configure and program the FLASH memory
- of all STM32F0xxx devices. It includes
-
- (++) Set/Reset the write protection
- (++) Program the user Option Bytes
- (++) Get the Read protection Level
-
- @endverbatim
- ******************************************************************************
- * @attention
- *
- * <h2><center>© Copyright (c) 2016 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
- *
- ******************************************************************************
- */
-
-/* Includes ------------------------------------------------------------------*/
-#include "stm32f0xx_hal.h"
-
-/** @addtogroup STM32F0xx_HAL_Driver
- * @{
- */
-#ifdef HAL_FLASH_MODULE_ENABLED
-
-/** @addtogroup FLASH
- * @{
- */
-/** @addtogroup FLASH_Private_Variables
- * @{
- */
-/* Variables used for Erase pages under interruption*/
-extern FLASH_ProcessTypeDef pFlash;
-/**
- * @}
- */
-
-/**
- * @}
- */
-
-/** @defgroup FLASHEx FLASHEx
- * @brief FLASH HAL Extension module driver
- * @{
- */
-
-/* Private typedef -----------------------------------------------------------*/
-/* Private define ------------------------------------------------------------*/
-/** @defgroup FLASHEx_Private_Constants FLASHEx Private Constants
- * @{
- */
-#define FLASH_POSITION_IWDGSW_BIT 8U
-#define FLASH_POSITION_OB_USERDATA0_BIT 16U
-#define FLASH_POSITION_OB_USERDATA1_BIT 24U
-/**
- * @}
- */
-
-/* Private macro -------------------------------------------------------------*/
-/** @defgroup FLASHEx_Private_Macros FLASHEx Private Macros
- * @{
- */
-/**
- * @}
- */
-
-/* Private variables ---------------------------------------------------------*/
-/* Private function prototypes -----------------------------------------------*/
-/** @defgroup FLASHEx_Private_Functions FLASHEx Private Functions
- * @{
- */
-/* Erase operations */
-static void FLASH_MassErase(void);
-void FLASH_PageErase(uint32_t PageAddress);
-
-/* Option bytes control */
-static HAL_StatusTypeDef FLASH_OB_EnableWRP(uint32_t WriteProtectPage);
-static HAL_StatusTypeDef FLASH_OB_DisableWRP(uint32_t WriteProtectPage);
-static HAL_StatusTypeDef FLASH_OB_RDP_LevelConfig(uint8_t ReadProtectLevel);
-static HAL_StatusTypeDef FLASH_OB_UserConfig(uint8_t UserConfig);
-static HAL_StatusTypeDef FLASH_OB_ProgramData(uint32_t Address, uint8_t Data);
-static uint32_t FLASH_OB_GetWRP(void);
-static uint32_t FLASH_OB_GetRDP(void);
-static uint8_t FLASH_OB_GetUser(void);
-
-/**
- * @}
- */
-
-/* Exported functions ---------------------------------------------------------*/
-/** @defgroup FLASHEx_Exported_Functions FLASHEx Exported Functions
- * @{
- */
-
-/** @defgroup FLASHEx_Exported_Functions_Group1 FLASHEx Memory Erasing functions
- * @brief FLASH Memory Erasing functions
- *
-@verbatim
- ==============================================================================
- ##### FLASH Erasing Programming functions #####
- ==============================================================================
-
- [..] The FLASH Memory Erasing functions, includes the following functions:
- (+) @ref HAL_FLASHEx_Erase: return only when erase has been done
- (+) @ref HAL_FLASHEx_Erase_IT: end of erase is done when @ref HAL_FLASH_EndOfOperationCallback
- is called with parameter 0xFFFFFFFF
-
- [..] Any operation of erase should follow these steps:
- (#) Call the @ref HAL_FLASH_Unlock() function to enable the flash control register and
- program memory access.
- (#) Call the desired function to erase page.
- (#) Call the @ref HAL_FLASH_Lock() to disable the flash program memory access
- (recommended to protect the FLASH memory against possible unwanted operation).
-
-@endverbatim
- * @{
- */
-
-
-/**
- * @brief Perform a mass erase or erase the specified FLASH memory pages
- * @note To correctly run this function, the @ref HAL_FLASH_Unlock() function
- * must be called before.
- * Call the @ref HAL_FLASH_Lock() to disable the flash memory access
- * (recommended to protect the FLASH memory against possible unwanted operation)
- * @param[in] pEraseInit pointer to an FLASH_EraseInitTypeDef structure that
- * contains the configuration information for the erasing.
- *
- * @param[out] PageError pointer to variable that
- * contains the configuration information on faulty page in case of error
- * (0xFFFFFFFF means that all the pages have been correctly erased)
- *
- * @retval HAL_StatusTypeDef HAL Status
- */
-HAL_StatusTypeDef HAL_FLASHEx_Erase(FLASH_EraseInitTypeDef *pEraseInit, uint32_t *PageError)
-{
- HAL_StatusTypeDef status = HAL_ERROR;
- uint32_t address = 0U;
-
- /* Process Locked */
- __HAL_LOCK(&pFlash);
-
- /* Check the parameters */
- assert_param(IS_FLASH_TYPEERASE(pEraseInit->TypeErase));
-
- if (pEraseInit->TypeErase == FLASH_TYPEERASE_MASSERASE)
- {
- /* Mass Erase requested for Bank1 */
- /* Wait for last operation to be completed */
- if (FLASH_WaitForLastOperation((uint32_t)FLASH_TIMEOUT_VALUE) == HAL_OK)
- {
- /*Mass erase to be done*/
- FLASH_MassErase();
-
- /* Wait for last operation to be completed */
- status = FLASH_WaitForLastOperation((uint32_t)FLASH_TIMEOUT_VALUE);
-
- /* If the erase operation is completed, disable the MER Bit */
- CLEAR_BIT(FLASH->CR, FLASH_CR_MER);
- }
- }
- else
- {
- /* Page Erase is requested */
- /* Check the parameters */
- assert_param(IS_FLASH_PROGRAM_ADDRESS(pEraseInit->PageAddress));
- assert_param(IS_FLASH_NB_PAGES(pEraseInit->PageAddress, pEraseInit->NbPages));
-
- /* Page Erase requested on address located on bank1 */
- /* Wait for last operation to be completed */
- if (FLASH_WaitForLastOperation((uint32_t)FLASH_TIMEOUT_VALUE) == HAL_OK)
- {
- /*Initialization of PageError variable*/
- *PageError = 0xFFFFFFFFU;
-
- /* Erase page by page to be done*/
- for(address = pEraseInit->PageAddress;
- address < ((pEraseInit->NbPages * FLASH_PAGE_SIZE) + pEraseInit->PageAddress);
- address += FLASH_PAGE_SIZE)
- {
- FLASH_PageErase(address);
-
- /* Wait for last operation to be completed */
- status = FLASH_WaitForLastOperation((uint32_t)FLASH_TIMEOUT_VALUE);
-
- /* If the erase operation is completed, disable the PER Bit */
- CLEAR_BIT(FLASH->CR, FLASH_CR_PER);
-
- if (status != HAL_OK)
- {
- /* In case of error, stop erase procedure and return the faulty address */
- *PageError = address;
- break;
- }
- }
- }
- }
-
- /* Process Unlocked */
- __HAL_UNLOCK(&pFlash);
-
- return status;
-}
-
-/**
- * @brief Perform a mass erase or erase the specified FLASH memory pages with interrupt enabled
- * @note To correctly run this function, the @ref HAL_FLASH_Unlock() function
- * must be called before.
- * Call the @ref HAL_FLASH_Lock() to disable the flash memory access
- * (recommended to protect the FLASH memory against possible unwanted operation)
- * @param pEraseInit pointer to an FLASH_EraseInitTypeDef structure that
- * contains the configuration information for the erasing.
- *
- * @retval HAL_StatusTypeDef HAL Status
- */
-HAL_StatusTypeDef HAL_FLASHEx_Erase_IT(FLASH_EraseInitTypeDef *pEraseInit)
-{
- HAL_StatusTypeDef status = HAL_OK;
-
- /* Process Locked */
- __HAL_LOCK(&pFlash);
-
- /* If procedure already ongoing, reject the next one */
- if (pFlash.ProcedureOnGoing != FLASH_PROC_NONE)
- {
- return HAL_ERROR;
- }
-
- /* Check the parameters */
- assert_param(IS_FLASH_TYPEERASE(pEraseInit->TypeErase));
-
- /* Enable End of FLASH Operation and Error source interrupts */
- __HAL_FLASH_ENABLE_IT(FLASH_IT_EOP | FLASH_IT_ERR);
-
- if (pEraseInit->TypeErase == FLASH_TYPEERASE_MASSERASE)
- {
- /*Mass erase to be done*/
- pFlash.ProcedureOnGoing = FLASH_PROC_MASSERASE;
- FLASH_MassErase();
- }
- else
- {
- /* Erase by page to be done*/
-
- /* Check the parameters */
- assert_param(IS_FLASH_PROGRAM_ADDRESS(pEraseInit->PageAddress));
- assert_param(IS_FLASH_NB_PAGES(pEraseInit->PageAddress, pEraseInit->NbPages));
-
- pFlash.ProcedureOnGoing = FLASH_PROC_PAGEERASE;
- pFlash.DataRemaining = pEraseInit->NbPages;
- pFlash.Address = pEraseInit->PageAddress;
-
- /*Erase 1st page and wait for IT*/
- FLASH_PageErase(pEraseInit->PageAddress);
- }
-
- return status;
-}
-
-/**
- * @}
- */
-
-/** @defgroup FLASHEx_Exported_Functions_Group2 Option Bytes Programming functions
- * @brief Option Bytes Programming functions
- *
-@verbatim
- ==============================================================================
- ##### Option Bytes Programming functions #####
- ==============================================================================
- [..]
- This subsection provides a set of functions allowing to control the FLASH
- option bytes operations.
-
-@endverbatim
- * @{
- */
-
-/**
- * @brief Erases the FLASH option bytes.
- * @note This functions erases all option bytes except the Read protection (RDP).
- * The function @ref HAL_FLASH_Unlock() should be called before to unlock the FLASH interface
- * The function @ref HAL_FLASH_OB_Unlock() should be called before to unlock the options bytes
- * The function @ref HAL_FLASH_OB_Launch() should be called after to force the reload of the options bytes
- * (system reset will occur)
- * @retval HAL status
- */
-
-HAL_StatusTypeDef HAL_FLASHEx_OBErase(void)
-{
- uint8_t rdptmp = OB_RDP_LEVEL_0;
- HAL_StatusTypeDef status = HAL_ERROR;
-
- /* Get the actual read protection Option Byte value */
- rdptmp = FLASH_OB_GetRDP();
-
- /* Wait for last operation to be completed */
- status = FLASH_WaitForLastOperation((uint32_t)FLASH_TIMEOUT_VALUE);
-
- if(status == HAL_OK)
- {
- /* Clean the error context */
- pFlash.ErrorCode = HAL_FLASH_ERROR_NONE;
-
- /* If the previous operation is completed, proceed to erase the option bytes */
- SET_BIT(FLASH->CR, FLASH_CR_OPTER);
- SET_BIT(FLASH->CR, FLASH_CR_STRT);
-
- /* Wait for last operation to be completed */
- status = FLASH_WaitForLastOperation((uint32_t)FLASH_TIMEOUT_VALUE);
-
- /* If the erase operation is completed, disable the OPTER Bit */
- CLEAR_BIT(FLASH->CR, FLASH_CR_OPTER);
-
- if(status == HAL_OK)
- {
- /* Restore the last read protection Option Byte value */
- status = FLASH_OB_RDP_LevelConfig(rdptmp);
- }
- }
-
- /* Return the erase status */
- return status;
-}
-
-/**
- * @brief Program option bytes
- * @note The function @ref HAL_FLASH_Unlock() should be called before to unlock the FLASH interface
- * The function @ref HAL_FLASH_OB_Unlock() should be called before to unlock the options bytes
- * The function @ref HAL_FLASH_OB_Launch() should be called after to force the reload of the options bytes
- * (system reset will occur)
- *
- * @param pOBInit pointer to an FLASH_OBInitStruct structure that
- * contains the configuration information for the programming.
- *
- * @retval HAL_StatusTypeDef HAL Status
- */
-HAL_StatusTypeDef HAL_FLASHEx_OBProgram(FLASH_OBProgramInitTypeDef *pOBInit)
-{
- HAL_StatusTypeDef status = HAL_ERROR;
-
- /* Process Locked */
- __HAL_LOCK(&pFlash);
-
- /* Check the parameters */
- assert_param(IS_OPTIONBYTE(pOBInit->OptionType));
-
- /* Write protection configuration */
- if((pOBInit->OptionType & OPTIONBYTE_WRP) == OPTIONBYTE_WRP)
- {
- assert_param(IS_WRPSTATE(pOBInit->WRPState));
- if (pOBInit->WRPState == OB_WRPSTATE_ENABLE)
- {
- /* Enable of Write protection on the selected page */
- status = FLASH_OB_EnableWRP(pOBInit->WRPPage);
- }
- else
- {
- /* Disable of Write protection on the selected page */
- status = FLASH_OB_DisableWRP(pOBInit->WRPPage);
- }
- if (status != HAL_OK)
- {
- /* Process Unlocked */
- __HAL_UNLOCK(&pFlash);
- return status;
- }
- }
-
- /* Read protection configuration */
- if((pOBInit->OptionType & OPTIONBYTE_RDP) == OPTIONBYTE_RDP)
- {
- status = FLASH_OB_RDP_LevelConfig(pOBInit->RDPLevel);
- if (status != HAL_OK)
- {
- /* Process Unlocked */
- __HAL_UNLOCK(&pFlash);
- return status;
- }
- }
-
- /* USER configuration */
- if((pOBInit->OptionType & OPTIONBYTE_USER) == OPTIONBYTE_USER)
- {
- status = FLASH_OB_UserConfig(pOBInit->USERConfig);
- if (status != HAL_OK)
- {
- /* Process Unlocked */
- __HAL_UNLOCK(&pFlash);
- return status;
- }
- }
-
- /* DATA configuration*/
- if((pOBInit->OptionType & OPTIONBYTE_DATA) == OPTIONBYTE_DATA)
- {
- status = FLASH_OB_ProgramData(pOBInit->DATAAddress, pOBInit->DATAData);
- if (status != HAL_OK)
- {
- /* Process Unlocked */
- __HAL_UNLOCK(&pFlash);
- return status;
- }
- }
-
- /* Process Unlocked */
- __HAL_UNLOCK(&pFlash);
-
- return status;
-}
-
-/**
- * @brief Get the Option byte configuration
- * @param pOBInit pointer to an FLASH_OBInitStruct structure that
- * contains the configuration information for the programming.
- *
- * @retval None
- */
-void HAL_FLASHEx_OBGetConfig(FLASH_OBProgramInitTypeDef *pOBInit)
-{
- pOBInit->OptionType = OPTIONBYTE_WRP | OPTIONBYTE_RDP | OPTIONBYTE_USER;
-
- /*Get WRP*/
- pOBInit->WRPPage = FLASH_OB_GetWRP();
-
- /*Get RDP Level*/
- pOBInit->RDPLevel = FLASH_OB_GetRDP();
-
- /*Get USER*/
- pOBInit->USERConfig = FLASH_OB_GetUser();
-}
-
-/**
- * @brief Get the Option byte user data
- * @param DATAAdress Address of the option byte DATA
- * This parameter can be one of the following values:
- * @arg @ref OB_DATA_ADDRESS_DATA0
- * @arg @ref OB_DATA_ADDRESS_DATA1
- * @retval Value programmed in USER data
- */
-uint32_t HAL_FLASHEx_OBGetUserData(uint32_t DATAAdress)
-{
- uint32_t value = 0U;
-
- if (DATAAdress == OB_DATA_ADDRESS_DATA0)
- {
- /* Get value programmed in OB USER Data0 */
- value = READ_BIT(FLASH->OBR, FLASH_OBR_DATA0) >> FLASH_POSITION_OB_USERDATA0_BIT;
- }
- else
- {
- /* Get value programmed in OB USER Data1 */
- value = READ_BIT(FLASH->OBR, FLASH_OBR_DATA1) >> FLASH_POSITION_OB_USERDATA1_BIT;
- }
-
- return value;
-}
-
-/**
- * @}
- */
-
-/**
- * @}
- */
-
-/** @addtogroup FLASHEx_Private_Functions
- * @{
- */
-
-/**
- * @brief Full erase of FLASH memory Bank
- *
- * @retval None
- */
-static void FLASH_MassErase(void)
-{
- /* Clean the error context */
- pFlash.ErrorCode = HAL_FLASH_ERROR_NONE;
-
- /* Only bank1 will be erased*/
- SET_BIT(FLASH->CR, FLASH_CR_MER);
- SET_BIT(FLASH->CR, FLASH_CR_STRT);
-}
-
-/**
- * @brief Enable the write protection of the desired pages
- * @note An option byte erase is done automatically in this function.
- * @note When the memory read protection level is selected (RDP level = 1),
- * it is not possible to program or erase the flash page i if
- * debug features are connected or boot code is executed in RAM, even if nWRPi = 1
- *
- * @param WriteProtectPage specifies the page(s) to be write protected.
- * The value of this parameter depend on device used within the same series
- * @retval HAL status
- */
-static HAL_StatusTypeDef FLASH_OB_EnableWRP(uint32_t WriteProtectPage)
-{
- HAL_StatusTypeDef status = HAL_OK;
- uint16_t WRP0_Data = 0xFFFFU;
-#if defined(OB_WRP1_WRP1)
- uint16_t WRP1_Data = 0xFFFFU;
-#endif /* OB_WRP1_WRP1 */
-#if defined(OB_WRP2_WRP2)
- uint16_t WRP2_Data = 0xFFFFU;
-#endif /* OB_WRP2_WRP2 */
-#if defined(OB_WRP3_WRP3)
- uint16_t WRP3_Data = 0xFFFFU;
-#endif /* OB_WRP3_WRP3 */
-
- /* Check the parameters */
- assert_param(IS_OB_WRP(WriteProtectPage));
-
- /* Get current write protected pages and the new pages to be protected ******/
- WriteProtectPage = (uint32_t)(~((~FLASH_OB_GetWRP()) | WriteProtectPage));
-
-#if defined(OB_WRP_PAGES0TO15MASK)
- WRP0_Data = (uint16_t)(WriteProtectPage & OB_WRP_PAGES0TO15MASK);
-#elif defined(OB_WRP_PAGES0TO31MASK)
- WRP0_Data = (uint16_t)(WriteProtectPage & OB_WRP_PAGES0TO31MASK);
-#endif /* OB_WRP_PAGES0TO31MASK */
-
-#if defined(OB_WRP_PAGES16TO31MASK)
- WRP1_Data = (uint16_t)((WriteProtectPage & OB_WRP_PAGES16TO31MASK) >> 8U);
-#elif defined(OB_WRP_PAGES32TO63MASK)
- WRP1_Data = (uint16_t)((WriteProtectPage & OB_WRP_PAGES32TO63MASK) >> 8U);
-#endif /* OB_WRP_PAGES32TO63MASK */
-
-#if defined(OB_WRP_PAGES32TO47MASK)
- WRP2_Data = (uint16_t)((WriteProtectPage & OB_WRP_PAGES32TO47MASK) >> 16U);
-#endif /* OB_WRP_PAGES32TO47MASK */
-
-#if defined(OB_WRP_PAGES48TO63MASK)
- WRP3_Data = (uint16_t)((WriteProtectPage & OB_WRP_PAGES48TO63MASK) >> 24U);
-#elif defined(OB_WRP_PAGES48TO127MASK)
- WRP3_Data = (uint16_t)((WriteProtectPage & OB_WRP_PAGES48TO127MASK) >> 24U);
-#endif /* OB_WRP_PAGES48TO63MASK */
-
- /* Wait for last operation to be completed */
- status = FLASH_WaitForLastOperation((uint32_t)FLASH_TIMEOUT_VALUE);
-
- if(status == HAL_OK)
- {
- /* Clean the error context */
- pFlash.ErrorCode = HAL_FLASH_ERROR_NONE;
-
- /* To be able to write again option byte, need to perform a option byte erase */
- status = HAL_FLASHEx_OBErase();
- if (status == HAL_OK)
- {
- /* Enable write protection */
- SET_BIT(FLASH->CR, FLASH_CR_OPTPG);
-
-#if defined(OB_WRP0_WRP0)
- if(WRP0_Data != 0xFFU)
- {
- OB->WRP0 &= WRP0_Data;
-
- /* Wait for last operation to be completed */
- status = FLASH_WaitForLastOperation((uint32_t)FLASH_TIMEOUT_VALUE);
- }
-#endif /* OB_WRP0_WRP0 */
-
-#if defined(OB_WRP1_WRP1)
- if((status == HAL_OK) && (WRP1_Data != 0xFFU))
- {
- OB->WRP1 &= WRP1_Data;
-
- /* Wait for last operation to be completed */
- status = FLASH_WaitForLastOperation((uint32_t)FLASH_TIMEOUT_VALUE);
- }
-#endif /* OB_WRP1_WRP1 */
-
-#if defined(OB_WRP2_WRP2)
- if((status == HAL_OK) && (WRP2_Data != 0xFFU))
- {
- OB->WRP2 &= WRP2_Data;
-
- /* Wait for last operation to be completed */
- status = FLASH_WaitForLastOperation((uint32_t)FLASH_TIMEOUT_VALUE);
- }
-#endif /* OB_WRP2_WRP2 */
-
-#if defined(OB_WRP3_WRP3)
- if((status == HAL_OK) && (WRP3_Data != 0xFFU))
- {
- OB->WRP3 &= WRP3_Data;
-
- /* Wait for last operation to be completed */
- status = FLASH_WaitForLastOperation((uint32_t)FLASH_TIMEOUT_VALUE);
- }
-#endif /* OB_WRP3_WRP3 */
-
- /* if the program operation is completed, disable the OPTPG Bit */
- CLEAR_BIT(FLASH->CR, FLASH_CR_OPTPG);
- }
- }
-
- return status;
-}
-
-/**
- * @brief Disable the write protection of the desired pages
- * @note An option byte erase is done automatically in this function.
- * @note When the memory read protection level is selected (RDP level = 1),
- * it is not possible to program or erase the flash page i if
- * debug features are connected or boot code is executed in RAM, even if nWRPi = 1
- *
- * @param WriteProtectPage specifies the page(s) to be write unprotected.
- * The value of this parameter depend on device used within the same series
- * @retval HAL status
- */
-static HAL_StatusTypeDef FLASH_OB_DisableWRP(uint32_t WriteProtectPage)
-{
- HAL_StatusTypeDef status = HAL_OK;
- uint16_t WRP0_Data = 0xFFFFU;
-#if defined(OB_WRP1_WRP1)
- uint16_t WRP1_Data = 0xFFFFU;
-#endif /* OB_WRP1_WRP1 */
-#if defined(OB_WRP2_WRP2)
- uint16_t WRP2_Data = 0xFFFFU;
-#endif /* OB_WRP2_WRP2 */
-#if defined(OB_WRP3_WRP3)
- uint16_t WRP3_Data = 0xFFFFU;
-#endif /* OB_WRP3_WRP3 */
-
- /* Check the parameters */
- assert_param(IS_OB_WRP(WriteProtectPage));
-
- /* Get current write protected pages and the new pages to be unprotected ******/
- WriteProtectPage = (FLASH_OB_GetWRP() | WriteProtectPage);
-
-#if defined(OB_WRP_PAGES0TO15MASK)
- WRP0_Data = (uint16_t)(WriteProtectPage & OB_WRP_PAGES0TO15MASK);
-#elif defined(OB_WRP_PAGES0TO31MASK)
- WRP0_Data = (uint16_t)(WriteProtectPage & OB_WRP_PAGES0TO31MASK);
-#endif /* OB_WRP_PAGES0TO31MASK */
-
-#if defined(OB_WRP_PAGES16TO31MASK)
- WRP1_Data = (uint16_t)((WriteProtectPage & OB_WRP_PAGES16TO31MASK) >> 8U);
-#elif defined(OB_WRP_PAGES32TO63MASK)
- WRP1_Data = (uint16_t)((WriteProtectPage & OB_WRP_PAGES32TO63MASK) >> 8U);
-#endif /* OB_WRP_PAGES32TO63MASK */
-
-#if defined(OB_WRP_PAGES32TO47MASK)
- WRP2_Data = (uint16_t)((WriteProtectPage & OB_WRP_PAGES32TO47MASK) >> 16U);
-#endif /* OB_WRP_PAGES32TO47MASK */
-
-#if defined(OB_WRP_PAGES48TO63MASK)
- WRP3_Data = (uint16_t)((WriteProtectPage & OB_WRP_PAGES48TO63MASK) >> 24U);
-#elif defined(OB_WRP_PAGES48TO127MASK)
- WRP3_Data = (uint16_t)((WriteProtectPage & OB_WRP_PAGES48TO127MASK) >> 24U);
-#endif /* OB_WRP_PAGES48TO63MASK */
-
-
- /* Wait for last operation to be completed */
- status = FLASH_WaitForLastOperation((uint32_t)FLASH_TIMEOUT_VALUE);
-
- if(status == HAL_OK)
- {
- /* Clean the error context */
- pFlash.ErrorCode = HAL_FLASH_ERROR_NONE;
-
- /* To be able to write again option byte, need to perform a option byte erase */
- status = HAL_FLASHEx_OBErase();
- if (status == HAL_OK)
- {
- SET_BIT(FLASH->CR, FLASH_CR_OPTPG);
-
-#if defined(OB_WRP0_WRP0)
- if(WRP0_Data != 0xFFU)
- {
- OB->WRP0 |= WRP0_Data;
-
- /* Wait for last operation to be completed */
- status = FLASH_WaitForLastOperation((uint32_t)FLASH_TIMEOUT_VALUE);
- }
-#endif /* OB_WRP0_WRP0 */
-
-#if defined(OB_WRP1_WRP1)
- if((status == HAL_OK) && (WRP1_Data != 0xFFU))
- {
- OB->WRP1 |= WRP1_Data;
-
- /* Wait for last operation to be completed */
- status = FLASH_WaitForLastOperation((uint32_t)FLASH_TIMEOUT_VALUE);
- }
-#endif /* OB_WRP1_WRP1 */
-
-#if defined(OB_WRP2_WRP2)
- if((status == HAL_OK) && (WRP2_Data != 0xFFU))
- {
- OB->WRP2 |= WRP2_Data;
-
- /* Wait for last operation to be completed */
- status = FLASH_WaitForLastOperation((uint32_t)FLASH_TIMEOUT_VALUE);
- }
-#endif /* OB_WRP2_WRP2 */
-
-#if defined(OB_WRP3_WRP3)
- if((status == HAL_OK) && (WRP3_Data != 0xFFU))
- {
- OB->WRP3 |= WRP3_Data;
-
- /* Wait for last operation to be completed */
- status = FLASH_WaitForLastOperation((uint32_t)FLASH_TIMEOUT_VALUE);
- }
-#endif /* OB_WRP3_WRP3 */
-
- /* if the program operation is completed, disable the OPTPG Bit */
- CLEAR_BIT(FLASH->CR, FLASH_CR_OPTPG);
- }
- }
- return status;
-}
-
-/**
- * @brief Set the read protection level.
- * @param ReadProtectLevel specifies the read protection level.
- * This parameter can be one of the following values:
- * @arg @ref OB_RDP_LEVEL_0 No protection
- * @arg @ref OB_RDP_LEVEL_1 Read protection of the memory
- * @arg @ref OB_RDP_LEVEL_2 Full chip protection
- * @note Warning: When enabling OB_RDP level 2 it's no more possible to go back to level 1 or 0
- * @retval HAL status
- */
-static HAL_StatusTypeDef FLASH_OB_RDP_LevelConfig(uint8_t ReadProtectLevel)
-{
- HAL_StatusTypeDef status = HAL_OK;
-
- /* Check the parameters */
- assert_param(IS_OB_RDP_LEVEL(ReadProtectLevel));
-
- /* Wait for last operation to be completed */
- status = FLASH_WaitForLastOperation((uint32_t)FLASH_TIMEOUT_VALUE);
-
- if(status == HAL_OK)
- {
- /* Clean the error context */
- pFlash.ErrorCode = HAL_FLASH_ERROR_NONE;
-
- /* If the previous operation is completed, proceed to erase the option bytes */
- SET_BIT(FLASH->CR, FLASH_CR_OPTER);
- SET_BIT(FLASH->CR, FLASH_CR_STRT);
-
- /* Wait for last operation to be completed */
- status = FLASH_WaitForLastOperation((uint32_t)FLASH_TIMEOUT_VALUE);
-
- /* If the erase operation is completed, disable the OPTER Bit */
- CLEAR_BIT(FLASH->CR, FLASH_CR_OPTER);
-
- if(status == HAL_OK)
- {
- /* Enable the Option Bytes Programming operation */
- SET_BIT(FLASH->CR, FLASH_CR_OPTPG);
-
- WRITE_REG(OB->RDP, ReadProtectLevel);
-
- /* Wait for last operation to be completed */
- status = FLASH_WaitForLastOperation((uint32_t)FLASH_TIMEOUT_VALUE);
-
- /* if the program operation is completed, disable the OPTPG Bit */
- CLEAR_BIT(FLASH->CR, FLASH_CR_OPTPG);
- }
- }
-
- return status;
-}
-
-/**
- * @brief Program the FLASH User Option Byte.
- * @note Programming of the OB should be performed only after an erase (otherwise PGERR occurs)
- * @param UserConfig The FLASH User Option Bytes values: IWDG_SW(Bit0), RST_STOP(Bit1), RST_STDBY(Bit2), nBOOT1(Bit4),
- * VDDA_Analog_Monitoring(Bit5) and SRAM_Parity_Enable(Bit6).
- * For few devices, following option bytes are available: nBOOT0(Bit3) & BOOT_SEL(Bit7).
- * @retval HAL status
- */
-static HAL_StatusTypeDef FLASH_OB_UserConfig(uint8_t UserConfig)
-{
- HAL_StatusTypeDef status = HAL_OK;
-
- /* Check the parameters */
- assert_param(IS_OB_IWDG_SOURCE((UserConfig&OB_IWDG_SW)));
- assert_param(IS_OB_STOP_SOURCE((UserConfig&OB_STOP_NO_RST)));
- assert_param(IS_OB_STDBY_SOURCE((UserConfig&OB_STDBY_NO_RST)));
- assert_param(IS_OB_BOOT1((UserConfig&OB_BOOT1_SET)));
- assert_param(IS_OB_VDDA_ANALOG((UserConfig&OB_VDDA_ANALOG_ON)));
- assert_param(IS_OB_SRAM_PARITY((UserConfig&OB_SRAM_PARITY_RESET)));
-#if defined(FLASH_OBR_BOOT_SEL)
- assert_param(IS_OB_BOOT_SEL((UserConfig&OB_BOOT_SEL_SET)));
- assert_param(IS_OB_BOOT0((UserConfig&OB_BOOT0_SET)));
-#endif /* FLASH_OBR_BOOT_SEL */
-
- /* Wait for last operation to be completed */
- status = FLASH_WaitForLastOperation((uint32_t)FLASH_TIMEOUT_VALUE);
-
- if(status == HAL_OK)
- {
- /* Clean the error context */
- pFlash.ErrorCode = HAL_FLASH_ERROR_NONE;
-
- /* Enable the Option Bytes Programming operation */
- SET_BIT(FLASH->CR, FLASH_CR_OPTPG);
-
-#if defined(FLASH_OBR_BOOT_SEL)
- OB->USER = UserConfig;
-#else
- OB->USER = (UserConfig | 0x88U);
-#endif
-
- /* Wait for last operation to be completed */
- status = FLASH_WaitForLastOperation((uint32_t)FLASH_TIMEOUT_VALUE);
-
- /* if the program operation is completed, disable the OPTPG Bit */
- CLEAR_BIT(FLASH->CR, FLASH_CR_OPTPG);
- }
-
- return status;
-}
-
-/**
- * @brief Programs a half word at a specified Option Byte Data address.
- * @note The function @ref HAL_FLASH_Unlock() should be called before to unlock the FLASH interface
- * The function @ref HAL_FLASH_OB_Unlock() should be called before to unlock the options bytes
- * The function @ref HAL_FLASH_OB_Launch() should be called after to force the reload of the options bytes
- * (system reset will occur)
- * Programming of the OB should be performed only after an erase (otherwise PGERR occurs)
- * @param Address specifies the address to be programmed.
- * This parameter can be 0x1FFFF804 or 0x1FFFF806.
- * @param Data specifies the data to be programmed.
- * @retval HAL status
- */
-static HAL_StatusTypeDef FLASH_OB_ProgramData(uint32_t Address, uint8_t Data)
-{
- HAL_StatusTypeDef status = HAL_ERROR;
-
- /* Check the parameters */
- assert_param(IS_OB_DATA_ADDRESS(Address));
-
- /* Wait for last operation to be completed */
- status = FLASH_WaitForLastOperation((uint32_t)FLASH_TIMEOUT_VALUE);
-
- if(status == HAL_OK)
- {
- /* Clean the error context */
- pFlash.ErrorCode = HAL_FLASH_ERROR_NONE;
-
- /* Enables the Option Bytes Programming operation */
- SET_BIT(FLASH->CR, FLASH_CR_OPTPG);
- *(__IO uint16_t*)Address = Data;
-
- /* Wait for last operation to be completed */
- status = FLASH_WaitForLastOperation((uint32_t)FLASH_TIMEOUT_VALUE);
-
- /* If the program operation is completed, disable the OPTPG Bit */
- CLEAR_BIT(FLASH->CR, FLASH_CR_OPTPG);
- }
- /* Return the Option Byte Data Program Status */
- return status;
-}
-
-/**
- * @brief Return the FLASH Write Protection Option Bytes value.
- * @retval The FLASH Write Protection Option Bytes value
- */
-static uint32_t FLASH_OB_GetWRP(void)
-{
- /* Return the FLASH write protection Register value */
- return (uint32_t)(READ_REG(FLASH->WRPR));
-}
-
-/**
- * @brief Returns the FLASH Read Protection level.
- * @retval FLASH RDP level
- * This parameter can be one of the following values:
- * @arg @ref OB_RDP_LEVEL_0 No protection
- * @arg @ref OB_RDP_LEVEL_1 Read protection of the memory
- * @arg @ref OB_RDP_LEVEL_2 Full chip protection
- */
-static uint32_t FLASH_OB_GetRDP(void)
-{
- uint32_t tmp_reg;
-
- /* Read RDP level bits */
- tmp_reg = READ_BIT(FLASH->OBR, (FLASH_OBR_RDPRT1 | FLASH_OBR_RDPRT2));
-
- if (tmp_reg == 0U)
- {
- return OB_RDP_LEVEL_0;
- }
- else if ((tmp_reg & FLASH_OBR_RDPRT2) == FLASH_OBR_RDPRT2)
- {
- return OB_RDP_LEVEL_2;
- }
- else
- {
- return OB_RDP_LEVEL_1;
- }
-}
-
-/**
- * @brief Return the FLASH User Option Byte value.
- * @retval The FLASH User Option Bytes values: IWDG_SW(Bit0), RST_STOP(Bit1), RST_STDBY(Bit2), nBOOT1(Bit4),
- * VDDA_Analog_Monitoring(Bit5) and SRAM_Parity_Enable(Bit6).
- * For few devices, following option bytes are available: nBOOT0(Bit3) & BOOT_SEL(Bit7).
- */
-static uint8_t FLASH_OB_GetUser(void)
-{
- /* Return the User Option Byte */
- return (uint8_t)((READ_REG(FLASH->OBR) & FLASH_OBR_USER) >> FLASH_POSITION_IWDGSW_BIT);
-}
-
-/**
- * @}
- */
-
-/**
- * @}
- */
-
-/** @addtogroup FLASH
- * @{
- */
-
-/** @addtogroup FLASH_Private_Functions
- * @{
- */
-
-/**
- * @brief Erase the specified FLASH memory page
- * @param PageAddress FLASH page to erase
- * The value of this parameter depend on device used within the same series
- *
- * @retval None
- */
-void FLASH_PageErase(uint32_t PageAddress)
-{
- /* Clean the error context */
- pFlash.ErrorCode = HAL_FLASH_ERROR_NONE;
-
- /* Proceed to erase the page */
- SET_BIT(FLASH->CR, FLASH_CR_PER);
- WRITE_REG(FLASH->AR, PageAddress);
- SET_BIT(FLASH->CR, FLASH_CR_STRT);
-}
-
-/**
- * @}
- */
-
-/**
- * @}
- */
-
-#endif /* HAL_FLASH_MODULE_ENABLED */
-/**
- * @}
- */
-
-/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
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