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targets/cmsis/TARGET_STM/TARGET_STM32F3/stm32f3xx_hal_flash_ex.c@385:be64abf45658, 2014-11-04 (annotated)
- Committer:
- mbed_official
- Date:
- Tue Nov 04 09:45:07 2014 +0000
- Revision:
- 385:be64abf45658
- Parent:
- targets/cmsis/TARGET_STM/TARGET_NUCLEO_F302R8/stm32f3xx_hal_flash_ex.c@330:c80ac197fa6a
Synchronized with git revision 5a868b18bc02bd5bb19d24424d0a2464cd1930bb
Full URL: https://github.com/mbedmicro/mbed/commit/5a868b18bc02bd5bb19d24424d0a2464cd1930bb/
Targets: Factorisation of NUCLEO_F302R8 and F334R8 cmsis folders
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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mbed_official | 330:c80ac197fa6a | 1 | /** |
mbed_official | 330:c80ac197fa6a | 2 | ****************************************************************************** |
mbed_official | 330:c80ac197fa6a | 3 | * @file stm32f3xx_hal_flash_ex.c |
mbed_official | 330:c80ac197fa6a | 4 | * @author MCD Application Team |
mbed_official | 330:c80ac197fa6a | 5 | * @version V1.1.0 |
mbed_official | 330:c80ac197fa6a | 6 | * @date 12-Sept-2014 |
mbed_official | 330:c80ac197fa6a | 7 | * @brief Extended FLASH HAL module driver. |
mbed_official | 330:c80ac197fa6a | 8 | * |
mbed_official | 330:c80ac197fa6a | 9 | * This file provides firmware functions to manage the following |
mbed_official | 330:c80ac197fa6a | 10 | * functionalities of the FLASH peripheral: |
mbed_official | 330:c80ac197fa6a | 11 | * + Extended Initialization/de-initialization functions |
mbed_official | 330:c80ac197fa6a | 12 | * + Extended I/O operation functions |
mbed_official | 330:c80ac197fa6a | 13 | * + Extended Peripheral Control functions |
mbed_official | 330:c80ac197fa6a | 14 | * + Extended Peripheral State functions |
mbed_official | 330:c80ac197fa6a | 15 | * |
mbed_official | 330:c80ac197fa6a | 16 | @verbatim |
mbed_official | 330:c80ac197fa6a | 17 | ============================================================================== |
mbed_official | 330:c80ac197fa6a | 18 | ##### Flash peripheral extended features ##### |
mbed_official | 330:c80ac197fa6a | 19 | ============================================================================== |
mbed_official | 330:c80ac197fa6a | 20 | |
mbed_official | 330:c80ac197fa6a | 21 | ##### How to use this driver ##### |
mbed_official | 330:c80ac197fa6a | 22 | ============================================================================== |
mbed_official | 330:c80ac197fa6a | 23 | [..] This driver provides functions to configure and program the FLASH memory |
mbed_official | 330:c80ac197fa6a | 24 | of all STM32F3xxx devices. It includes |
mbed_official | 330:c80ac197fa6a | 25 | |
mbed_official | 330:c80ac197fa6a | 26 | (++) Set/Reset the write protection |
mbed_official | 330:c80ac197fa6a | 27 | (++) Program the user Option Bytes |
mbed_official | 330:c80ac197fa6a | 28 | (++) Get the Read protection Level |
mbed_official | 330:c80ac197fa6a | 29 | |
mbed_official | 330:c80ac197fa6a | 30 | @endverbatim |
mbed_official | 330:c80ac197fa6a | 31 | ****************************************************************************** |
mbed_official | 330:c80ac197fa6a | 32 | * @attention |
mbed_official | 330:c80ac197fa6a | 33 | * |
mbed_official | 330:c80ac197fa6a | 34 | * <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2> |
mbed_official | 330:c80ac197fa6a | 35 | * |
mbed_official | 330:c80ac197fa6a | 36 | * Redistribution and use in source and binary forms, with or without modification, |
mbed_official | 330:c80ac197fa6a | 37 | * are permitted provided that the following conditions are met: |
mbed_official | 330:c80ac197fa6a | 38 | * 1. Redistributions of source code must retain the above copyright notice, |
mbed_official | 330:c80ac197fa6a | 39 | * this list of conditions and the following disclaimer. |
mbed_official | 330:c80ac197fa6a | 40 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
mbed_official | 330:c80ac197fa6a | 41 | * this list of conditions and the following disclaimer in the documentation |
mbed_official | 330:c80ac197fa6a | 42 | * and/or other materials provided with the distribution. |
mbed_official | 330:c80ac197fa6a | 43 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
mbed_official | 330:c80ac197fa6a | 44 | * may be used to endorse or promote products derived from this software |
mbed_official | 330:c80ac197fa6a | 45 | * without specific prior written permission. |
mbed_official | 330:c80ac197fa6a | 46 | * |
mbed_official | 330:c80ac197fa6a | 47 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
mbed_official | 330:c80ac197fa6a | 48 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
mbed_official | 330:c80ac197fa6a | 49 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
mbed_official | 330:c80ac197fa6a | 50 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
mbed_official | 330:c80ac197fa6a | 51 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
mbed_official | 330:c80ac197fa6a | 52 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
mbed_official | 330:c80ac197fa6a | 53 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
mbed_official | 330:c80ac197fa6a | 54 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
mbed_official | 330:c80ac197fa6a | 55 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
mbed_official | 330:c80ac197fa6a | 56 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
mbed_official | 330:c80ac197fa6a | 57 | * |
mbed_official | 330:c80ac197fa6a | 58 | ****************************************************************************** |
mbed_official | 330:c80ac197fa6a | 59 | */ |
mbed_official | 330:c80ac197fa6a | 60 | |
mbed_official | 330:c80ac197fa6a | 61 | /* Includes ------------------------------------------------------------------*/ |
mbed_official | 330:c80ac197fa6a | 62 | #include "stm32f3xx_hal.h" |
mbed_official | 330:c80ac197fa6a | 63 | |
mbed_official | 330:c80ac197fa6a | 64 | /** @addtogroup STM32F3xx_HAL_Driver |
mbed_official | 330:c80ac197fa6a | 65 | * @{ |
mbed_official | 330:c80ac197fa6a | 66 | */ |
mbed_official | 330:c80ac197fa6a | 67 | |
mbed_official | 330:c80ac197fa6a | 68 | /** @addtogroup FLASHEx FLASH Extended HAL module driver |
mbed_official | 330:c80ac197fa6a | 69 | * @brief FLASH Extended HAL module driver |
mbed_official | 330:c80ac197fa6a | 70 | * @{ |
mbed_official | 330:c80ac197fa6a | 71 | */ |
mbed_official | 330:c80ac197fa6a | 72 | |
mbed_official | 330:c80ac197fa6a | 73 | #ifdef HAL_FLASH_MODULE_ENABLED |
mbed_official | 330:c80ac197fa6a | 74 | |
mbed_official | 330:c80ac197fa6a | 75 | /* Private typedef -----------------------------------------------------------*/ |
mbed_official | 330:c80ac197fa6a | 76 | /* Private define ------------------------------------------------------------*/ |
mbed_official | 330:c80ac197fa6a | 77 | /** @defgroup FLASHEx_Private_Defines FLASH Extended Private Define |
mbed_official | 330:c80ac197fa6a | 78 | * @{ |
mbed_official | 330:c80ac197fa6a | 79 | */ |
mbed_official | 330:c80ac197fa6a | 80 | #define HAL_FLASH_TIMEOUT_VALUE ((uint32_t)50000)/* 50 s */ |
mbed_official | 330:c80ac197fa6a | 81 | /** |
mbed_official | 330:c80ac197fa6a | 82 | * @} |
mbed_official | 330:c80ac197fa6a | 83 | */ |
mbed_official | 330:c80ac197fa6a | 84 | |
mbed_official | 330:c80ac197fa6a | 85 | /* Private macro -------------------------------------------------------------*/ |
mbed_official | 330:c80ac197fa6a | 86 | /* Private variables ---------------------------------------------------------*/ |
mbed_official | 330:c80ac197fa6a | 87 | /** @defgroup FLASHEx_Private_Variables FLASH Extended Private Variables |
mbed_official | 330:c80ac197fa6a | 88 | * @{ |
mbed_official | 330:c80ac197fa6a | 89 | */ |
mbed_official | 330:c80ac197fa6a | 90 | /* Variables used for Erase pages under interruption*/ |
mbed_official | 330:c80ac197fa6a | 91 | extern FLASH_ProcessTypeDef pFlash; |
mbed_official | 330:c80ac197fa6a | 92 | /** |
mbed_official | 330:c80ac197fa6a | 93 | * @} |
mbed_official | 330:c80ac197fa6a | 94 | */ |
mbed_official | 330:c80ac197fa6a | 95 | |
mbed_official | 330:c80ac197fa6a | 96 | /* Private function prototypes -----------------------------------------------*/ |
mbed_official | 330:c80ac197fa6a | 97 | /** @defgroup FLASHEx_Private_Functions FLASH Extended Private Functions |
mbed_official | 330:c80ac197fa6a | 98 | * @{ |
mbed_official | 330:c80ac197fa6a | 99 | */ |
mbed_official | 330:c80ac197fa6a | 100 | /* Erase operations */ |
mbed_official | 330:c80ac197fa6a | 101 | static void FLASH_MassErase(void); |
mbed_official | 330:c80ac197fa6a | 102 | |
mbed_official | 330:c80ac197fa6a | 103 | /* Option bytes control */ |
mbed_official | 330:c80ac197fa6a | 104 | static HAL_StatusTypeDef FLASH_OB_EnableWRP(uint32_t WriteProtectPage); |
mbed_official | 330:c80ac197fa6a | 105 | static HAL_StatusTypeDef FLASH_OB_DisableWRP(uint32_t WriteProtectPage); |
mbed_official | 330:c80ac197fa6a | 106 | static HAL_StatusTypeDef FLASH_OB_RDP_LevelConfig(uint8_t ReadProtectLevel); |
mbed_official | 330:c80ac197fa6a | 107 | static HAL_StatusTypeDef FLASH_OB_UserConfig(uint8_t UserConfig); |
mbed_official | 330:c80ac197fa6a | 108 | static HAL_StatusTypeDef FLASH_OB_ProgramData(uint32_t Address, uint8_t Data); |
mbed_official | 330:c80ac197fa6a | 109 | static uint32_t FLASH_OB_GetWRP(void); |
mbed_official | 330:c80ac197fa6a | 110 | static FlagStatus FLASH_OB_GetRDP(void); |
mbed_official | 330:c80ac197fa6a | 111 | static uint8_t FLASH_OB_GetUser(void); |
mbed_official | 330:c80ac197fa6a | 112 | /** |
mbed_official | 330:c80ac197fa6a | 113 | * @} |
mbed_official | 330:c80ac197fa6a | 114 | */ |
mbed_official | 330:c80ac197fa6a | 115 | |
mbed_official | 330:c80ac197fa6a | 116 | /* Exported functions ---------------------------------------------------------*/ |
mbed_official | 330:c80ac197fa6a | 117 | /** @defgroup FLASHEx_Exported_Functions FLASH Extended Exported Functions |
mbed_official | 330:c80ac197fa6a | 118 | * @{ |
mbed_official | 330:c80ac197fa6a | 119 | */ |
mbed_official | 330:c80ac197fa6a | 120 | |
mbed_official | 330:c80ac197fa6a | 121 | /** @defgroup FLASHEx_Exported_Functions_Group1 Extended Input and Output operation functions |
mbed_official | 330:c80ac197fa6a | 122 | * @brief I/O operation functions |
mbed_official | 330:c80ac197fa6a | 123 | * |
mbed_official | 330:c80ac197fa6a | 124 | @verbatim |
mbed_official | 330:c80ac197fa6a | 125 | =============================================================================== |
mbed_official | 330:c80ac197fa6a | 126 | ##### IO operation functions ##### |
mbed_official | 330:c80ac197fa6a | 127 | =============================================================================== |
mbed_official | 330:c80ac197fa6a | 128 | |
mbed_official | 330:c80ac197fa6a | 129 | @endverbatim |
mbed_official | 330:c80ac197fa6a | 130 | * @{ |
mbed_official | 330:c80ac197fa6a | 131 | */ |
mbed_official | 330:c80ac197fa6a | 132 | /** |
mbed_official | 330:c80ac197fa6a | 133 | * @brief Perform a mass erase or erase the specified FLASH memory pages |
mbed_official | 330:c80ac197fa6a | 134 | * @note The function HAL_FLASH_Unlock() should be called before to unlock the FLASH interface |
mbed_official | 330:c80ac197fa6a | 135 | * The function HAL_FLASH_Lock() should be called after to lock the FLASH interface |
mbed_official | 330:c80ac197fa6a | 136 | * @param[in] pEraseInit: pointer to an FLASH_EraseInitTypeDef structure that |
mbed_official | 330:c80ac197fa6a | 137 | * contains the configuration information for the erasing. |
mbed_official | 330:c80ac197fa6a | 138 | * |
mbed_official | 330:c80ac197fa6a | 139 | * @param[out] PageError: pointer to variable that |
mbed_official | 330:c80ac197fa6a | 140 | * contains the configuration information on faulty page in case of error |
mbed_official | 330:c80ac197fa6a | 141 | * (0xFFFFFFFF means that all the pages have been correctly erased) |
mbed_official | 330:c80ac197fa6a | 142 | * |
mbed_official | 330:c80ac197fa6a | 143 | * @retval HAL_StatusTypeDef HAL Status |
mbed_official | 330:c80ac197fa6a | 144 | */ |
mbed_official | 330:c80ac197fa6a | 145 | HAL_StatusTypeDef HAL_FLASHEx_Erase(FLASH_EraseInitTypeDef *pEraseInit, uint32_t *PageError) |
mbed_official | 330:c80ac197fa6a | 146 | { |
mbed_official | 330:c80ac197fa6a | 147 | HAL_StatusTypeDef status = HAL_ERROR; |
mbed_official | 330:c80ac197fa6a | 148 | uint32_t address = 0; |
mbed_official | 330:c80ac197fa6a | 149 | |
mbed_official | 330:c80ac197fa6a | 150 | /* Process Locked */ |
mbed_official | 330:c80ac197fa6a | 151 | __HAL_LOCK(&pFlash); |
mbed_official | 330:c80ac197fa6a | 152 | |
mbed_official | 330:c80ac197fa6a | 153 | /* Check the parameters */ |
mbed_official | 330:c80ac197fa6a | 154 | assert_param(IS_TYPEERASE(pEraseInit->TypeErase)); |
mbed_official | 330:c80ac197fa6a | 155 | |
mbed_official | 330:c80ac197fa6a | 156 | /* Wait for last operation to be completed */ |
mbed_official | 330:c80ac197fa6a | 157 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
mbed_official | 330:c80ac197fa6a | 158 | |
mbed_official | 330:c80ac197fa6a | 159 | if (status == HAL_OK) |
mbed_official | 330:c80ac197fa6a | 160 | { |
mbed_official | 330:c80ac197fa6a | 161 | if (pEraseInit->TypeErase == TYPEERASE_MASSERASE) |
mbed_official | 330:c80ac197fa6a | 162 | { |
mbed_official | 330:c80ac197fa6a | 163 | /*Mass erase to be done*/ |
mbed_official | 330:c80ac197fa6a | 164 | FLASH_MassErase(); |
mbed_official | 330:c80ac197fa6a | 165 | |
mbed_official | 330:c80ac197fa6a | 166 | /* Wait for last operation to be completed */ |
mbed_official | 330:c80ac197fa6a | 167 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
mbed_official | 330:c80ac197fa6a | 168 | |
mbed_official | 330:c80ac197fa6a | 169 | /* Check FLASH End of Operation flag */ |
mbed_official | 330:c80ac197fa6a | 170 | if (__HAL_FLASH_GET_FLAG(FLASH_FLAG_EOP)) |
mbed_official | 330:c80ac197fa6a | 171 | { |
mbed_official | 330:c80ac197fa6a | 172 | /* Clear FLASH End of Operation pending bit */ |
mbed_official | 330:c80ac197fa6a | 173 | __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP); |
mbed_official | 330:c80ac197fa6a | 174 | } |
mbed_official | 330:c80ac197fa6a | 175 | |
mbed_official | 330:c80ac197fa6a | 176 | /* If the erase operation is completed, disable the MER Bit */ |
mbed_official | 330:c80ac197fa6a | 177 | CLEAR_BIT(FLASH->CR, FLASH_CR_MER); |
mbed_official | 330:c80ac197fa6a | 178 | } |
mbed_official | 330:c80ac197fa6a | 179 | else |
mbed_official | 330:c80ac197fa6a | 180 | { |
mbed_official | 330:c80ac197fa6a | 181 | /* Check the parameters */ |
mbed_official | 330:c80ac197fa6a | 182 | assert_param(IS_FLASH_PROGRAM_ADDRESS(pEraseInit->PageAddress)); |
mbed_official | 330:c80ac197fa6a | 183 | assert_param(IS_FLASH_NB_PAGES(pEraseInit->PageAddress, pEraseInit->NbPages)); |
mbed_official | 330:c80ac197fa6a | 184 | |
mbed_official | 330:c80ac197fa6a | 185 | /*Initialization of PageError variable*/ |
mbed_official | 330:c80ac197fa6a | 186 | *PageError = 0xFFFFFFFF; |
mbed_official | 330:c80ac197fa6a | 187 | |
mbed_official | 330:c80ac197fa6a | 188 | /* Erase by page by page to be done*/ |
mbed_official | 330:c80ac197fa6a | 189 | for(address = pEraseInit->PageAddress; |
mbed_official | 330:c80ac197fa6a | 190 | address < (pEraseInit->PageAddress + (pEraseInit->NbPages)*FLASH_PAGE_SIZE); |
mbed_official | 330:c80ac197fa6a | 191 | address += FLASH_PAGE_SIZE) |
mbed_official | 330:c80ac197fa6a | 192 | { |
mbed_official | 330:c80ac197fa6a | 193 | FLASH_PageErase(address); |
mbed_official | 330:c80ac197fa6a | 194 | |
mbed_official | 330:c80ac197fa6a | 195 | /* Wait for last operation to be completed */ |
mbed_official | 330:c80ac197fa6a | 196 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
mbed_official | 330:c80ac197fa6a | 197 | |
mbed_official | 330:c80ac197fa6a | 198 | /* Check FLASH End of Operation flag */ |
mbed_official | 330:c80ac197fa6a | 199 | if (__HAL_FLASH_GET_FLAG(FLASH_FLAG_EOP)) |
mbed_official | 330:c80ac197fa6a | 200 | { |
mbed_official | 330:c80ac197fa6a | 201 | /* Clear FLASH End of Operation pending bit */ |
mbed_official | 330:c80ac197fa6a | 202 | __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP); |
mbed_official | 330:c80ac197fa6a | 203 | } |
mbed_official | 330:c80ac197fa6a | 204 | |
mbed_official | 330:c80ac197fa6a | 205 | /* If the erase operation is completed, disable the PER Bit */ |
mbed_official | 330:c80ac197fa6a | 206 | CLEAR_BIT(FLASH->CR, FLASH_CR_PER); |
mbed_official | 330:c80ac197fa6a | 207 | |
mbed_official | 330:c80ac197fa6a | 208 | if (status != HAL_OK) |
mbed_official | 330:c80ac197fa6a | 209 | { |
mbed_official | 330:c80ac197fa6a | 210 | /* In case of error, stop erase procedure and return the faulty address */ |
mbed_official | 330:c80ac197fa6a | 211 | *PageError = address; |
mbed_official | 330:c80ac197fa6a | 212 | break; |
mbed_official | 330:c80ac197fa6a | 213 | } |
mbed_official | 330:c80ac197fa6a | 214 | } |
mbed_official | 330:c80ac197fa6a | 215 | } |
mbed_official | 330:c80ac197fa6a | 216 | } |
mbed_official | 330:c80ac197fa6a | 217 | |
mbed_official | 330:c80ac197fa6a | 218 | /* Process Unlocked */ |
mbed_official | 330:c80ac197fa6a | 219 | __HAL_UNLOCK(&pFlash); |
mbed_official | 330:c80ac197fa6a | 220 | |
mbed_official | 330:c80ac197fa6a | 221 | return status; |
mbed_official | 330:c80ac197fa6a | 222 | } |
mbed_official | 330:c80ac197fa6a | 223 | |
mbed_official | 330:c80ac197fa6a | 224 | /** |
mbed_official | 330:c80ac197fa6a | 225 | * @brief Perform a mass erase or erase the specified FLASH memory sectors with interrupt enabled |
mbed_official | 330:c80ac197fa6a | 226 | * @note The function HAL_FLASH_Unlock() should be called before to unlock the FLASH interface |
mbed_official | 330:c80ac197fa6a | 227 | * The function HAL_FLASH_Lock() should be called after to lock the FLASH interface |
mbed_official | 330:c80ac197fa6a | 228 | * @param pEraseInit: pointer to an FLASH_EraseInitTypeDef structure that |
mbed_official | 330:c80ac197fa6a | 229 | * contains the configuration information for the erasing. |
mbed_official | 330:c80ac197fa6a | 230 | * |
mbed_official | 330:c80ac197fa6a | 231 | * @retval HAL_StatusTypeDef HAL Status |
mbed_official | 330:c80ac197fa6a | 232 | */ |
mbed_official | 330:c80ac197fa6a | 233 | HAL_StatusTypeDef HAL_FLASHEx_Erase_IT(FLASH_EraseInitTypeDef *pEraseInit) |
mbed_official | 330:c80ac197fa6a | 234 | { |
mbed_official | 330:c80ac197fa6a | 235 | HAL_StatusTypeDef status = HAL_OK; |
mbed_official | 330:c80ac197fa6a | 236 | |
mbed_official | 330:c80ac197fa6a | 237 | /* Process Locked */ |
mbed_official | 330:c80ac197fa6a | 238 | __HAL_LOCK(&pFlash); |
mbed_official | 330:c80ac197fa6a | 239 | |
mbed_official | 330:c80ac197fa6a | 240 | /* Check the parameters */ |
mbed_official | 330:c80ac197fa6a | 241 | assert_param(IS_TYPEERASE(pEraseInit->TypeErase)); |
mbed_official | 330:c80ac197fa6a | 242 | |
mbed_official | 330:c80ac197fa6a | 243 | /* Enable End of FLASH Operation and Error source interrupts */ |
mbed_official | 330:c80ac197fa6a | 244 | __HAL_FLASH_ENABLE_IT((FLASH_IT_EOP | FLASH_IT_ERR)); |
mbed_official | 330:c80ac197fa6a | 245 | |
mbed_official | 330:c80ac197fa6a | 246 | if (pEraseInit->TypeErase == TYPEERASE_MASSERASE) |
mbed_official | 330:c80ac197fa6a | 247 | { |
mbed_official | 330:c80ac197fa6a | 248 | /*Mass erase to be done*/ |
mbed_official | 330:c80ac197fa6a | 249 | pFlash.ProcedureOnGoing = FLASH_PROC_MASSERASE; |
mbed_official | 330:c80ac197fa6a | 250 | FLASH_MassErase(); |
mbed_official | 330:c80ac197fa6a | 251 | } |
mbed_official | 330:c80ac197fa6a | 252 | else |
mbed_official | 330:c80ac197fa6a | 253 | { |
mbed_official | 330:c80ac197fa6a | 254 | /* Erase by page to be done*/ |
mbed_official | 330:c80ac197fa6a | 255 | |
mbed_official | 330:c80ac197fa6a | 256 | /* Check the parameters */ |
mbed_official | 330:c80ac197fa6a | 257 | assert_param(IS_FLASH_PROGRAM_ADDRESS(pEraseInit->PageAddress)); |
mbed_official | 330:c80ac197fa6a | 258 | assert_param(IS_FLASH_NB_PAGES(pEraseInit->PageAddress, pEraseInit->NbPages)); |
mbed_official | 330:c80ac197fa6a | 259 | |
mbed_official | 330:c80ac197fa6a | 260 | pFlash.ProcedureOnGoing = FLASH_PROC_PAGEERASE; |
mbed_official | 330:c80ac197fa6a | 261 | pFlash.DataRemaining = pEraseInit->NbPages; |
mbed_official | 330:c80ac197fa6a | 262 | pFlash.Address = pEraseInit->PageAddress; |
mbed_official | 330:c80ac197fa6a | 263 | |
mbed_official | 330:c80ac197fa6a | 264 | /*Erase 1st page and wait for IT*/ |
mbed_official | 330:c80ac197fa6a | 265 | FLASH_PageErase(pEraseInit->PageAddress); |
mbed_official | 330:c80ac197fa6a | 266 | } |
mbed_official | 330:c80ac197fa6a | 267 | |
mbed_official | 330:c80ac197fa6a | 268 | return status; |
mbed_official | 330:c80ac197fa6a | 269 | } |
mbed_official | 330:c80ac197fa6a | 270 | |
mbed_official | 330:c80ac197fa6a | 271 | /** |
mbed_official | 330:c80ac197fa6a | 272 | * @} |
mbed_official | 330:c80ac197fa6a | 273 | */ |
mbed_official | 330:c80ac197fa6a | 274 | |
mbed_official | 330:c80ac197fa6a | 275 | /** @defgroup FLASHEx_Exported_Functions_Group2 Extended Peripheral Control functions |
mbed_official | 330:c80ac197fa6a | 276 | * @brief Peripheral Control functions |
mbed_official | 330:c80ac197fa6a | 277 | * |
mbed_official | 330:c80ac197fa6a | 278 | @verbatim |
mbed_official | 330:c80ac197fa6a | 279 | =============================================================================== |
mbed_official | 330:c80ac197fa6a | 280 | ##### Peripheral Control functions ##### |
mbed_official | 330:c80ac197fa6a | 281 | =============================================================================== |
mbed_official | 330:c80ac197fa6a | 282 | [..] |
mbed_official | 330:c80ac197fa6a | 283 | This subsection provides a set of functions allowing to control the FLASH |
mbed_official | 330:c80ac197fa6a | 284 | memory operations. |
mbed_official | 330:c80ac197fa6a | 285 | |
mbed_official | 330:c80ac197fa6a | 286 | @endverbatim |
mbed_official | 330:c80ac197fa6a | 287 | * @{ |
mbed_official | 330:c80ac197fa6a | 288 | */ |
mbed_official | 330:c80ac197fa6a | 289 | /** |
mbed_official | 330:c80ac197fa6a | 290 | * @brief Erases the FLASH option bytes. |
mbed_official | 330:c80ac197fa6a | 291 | * @note This functions erases all option bytes except the Read protection (RDP). |
mbed_official | 330:c80ac197fa6a | 292 | * The function HAL_FLASH_Unlock() should be called before to unlock the FLASH interface |
mbed_official | 330:c80ac197fa6a | 293 | * The function HAL_FLASH_OB_Unlock() should be called before to unlock the options bytes |
mbed_official | 330:c80ac197fa6a | 294 | * The function HAL_FLASH_OB_Launch() should be called after to force the reload of the options bytes |
mbed_official | 330:c80ac197fa6a | 295 | * (system reset will occur) |
mbed_official | 330:c80ac197fa6a | 296 | * @retval HAL status |
mbed_official | 330:c80ac197fa6a | 297 | */ |
mbed_official | 330:c80ac197fa6a | 298 | |
mbed_official | 330:c80ac197fa6a | 299 | HAL_StatusTypeDef HAL_FLASHEx_OBErase(void) |
mbed_official | 330:c80ac197fa6a | 300 | { |
mbed_official | 330:c80ac197fa6a | 301 | uint8_t rdptmp = OB_RDP_LEVEL_0; |
mbed_official | 330:c80ac197fa6a | 302 | HAL_StatusTypeDef status = HAL_ERROR; |
mbed_official | 330:c80ac197fa6a | 303 | FLASH_OBProgramInitTypeDef optionsbytes; |
mbed_official | 330:c80ac197fa6a | 304 | |
mbed_official | 330:c80ac197fa6a | 305 | /* Get the actual read protection Option Byte value */ |
mbed_official | 330:c80ac197fa6a | 306 | HAL_FLASHEx_OBGetConfig(&optionsbytes); |
mbed_official | 330:c80ac197fa6a | 307 | if(optionsbytes.RDPLevel != RESET) |
mbed_official | 330:c80ac197fa6a | 308 | { |
mbed_official | 330:c80ac197fa6a | 309 | rdptmp = OB_RDP_LEVEL_1; |
mbed_official | 330:c80ac197fa6a | 310 | } |
mbed_official | 330:c80ac197fa6a | 311 | |
mbed_official | 330:c80ac197fa6a | 312 | /* Wait for last operation to be completed */ |
mbed_official | 330:c80ac197fa6a | 313 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
mbed_official | 330:c80ac197fa6a | 314 | |
mbed_official | 330:c80ac197fa6a | 315 | /* Clear pending flags (if any) */ |
mbed_official | 330:c80ac197fa6a | 316 | __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP | FLASH_FLAG_WRPERR | FLASH_FLAG_PGERR); |
mbed_official | 330:c80ac197fa6a | 317 | |
mbed_official | 330:c80ac197fa6a | 318 | if(status == HAL_OK) |
mbed_official | 330:c80ac197fa6a | 319 | { |
mbed_official | 330:c80ac197fa6a | 320 | /* If the previous operation is completed, proceed to erase the option bytes */ |
mbed_official | 330:c80ac197fa6a | 321 | SET_BIT(FLASH->CR, FLASH_CR_OPTER); |
mbed_official | 330:c80ac197fa6a | 322 | SET_BIT(FLASH->CR, FLASH_CR_STRT); |
mbed_official | 330:c80ac197fa6a | 323 | |
mbed_official | 330:c80ac197fa6a | 324 | /* Wait for last operation to be completed */ |
mbed_official | 330:c80ac197fa6a | 325 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
mbed_official | 330:c80ac197fa6a | 326 | |
mbed_official | 330:c80ac197fa6a | 327 | /* If the erase operation is completed, disable the OPTER Bit */ |
mbed_official | 330:c80ac197fa6a | 328 | CLEAR_BIT(FLASH->CR, FLASH_CR_OPTER); |
mbed_official | 330:c80ac197fa6a | 329 | |
mbed_official | 330:c80ac197fa6a | 330 | if(status == HAL_OK) |
mbed_official | 330:c80ac197fa6a | 331 | { |
mbed_official | 330:c80ac197fa6a | 332 | /* Restore the last read protection Option Byte value */ |
mbed_official | 330:c80ac197fa6a | 333 | optionsbytes.OptionType = OPTIONBYTE_RDP; |
mbed_official | 330:c80ac197fa6a | 334 | optionsbytes.RDPLevel = rdptmp; |
mbed_official | 330:c80ac197fa6a | 335 | status = HAL_FLASHEx_OBProgram(&optionsbytes); |
mbed_official | 330:c80ac197fa6a | 336 | } |
mbed_official | 330:c80ac197fa6a | 337 | } |
mbed_official | 330:c80ac197fa6a | 338 | |
mbed_official | 330:c80ac197fa6a | 339 | /* Return the erase status */ |
mbed_official | 330:c80ac197fa6a | 340 | return status; |
mbed_official | 330:c80ac197fa6a | 341 | } |
mbed_official | 330:c80ac197fa6a | 342 | |
mbed_official | 330:c80ac197fa6a | 343 | /** |
mbed_official | 330:c80ac197fa6a | 344 | * @brief Program option bytes |
mbed_official | 330:c80ac197fa6a | 345 | * @note The function HAL_FLASH_Unlock() should be called before to unlock the FLASH interface |
mbed_official | 330:c80ac197fa6a | 346 | * The function HAL_FLASH_OB_Unlock() should be called before to unlock the options bytes |
mbed_official | 330:c80ac197fa6a | 347 | * The function HAL_FLASH_OB_Launch() should be called after to force the reload of the options bytes |
mbed_official | 330:c80ac197fa6a | 348 | * (system reset will occur) |
mbed_official | 330:c80ac197fa6a | 349 | * |
mbed_official | 330:c80ac197fa6a | 350 | * @param pOBInit: pointer to an FLASH_OBInitStruct structure that |
mbed_official | 330:c80ac197fa6a | 351 | * contains the configuration information for the programming. |
mbed_official | 330:c80ac197fa6a | 352 | * |
mbed_official | 330:c80ac197fa6a | 353 | * @retval HAL_StatusTypeDef HAL Status |
mbed_official | 330:c80ac197fa6a | 354 | */ |
mbed_official | 330:c80ac197fa6a | 355 | HAL_StatusTypeDef HAL_FLASHEx_OBProgram(FLASH_OBProgramInitTypeDef *pOBInit) |
mbed_official | 330:c80ac197fa6a | 356 | { |
mbed_official | 330:c80ac197fa6a | 357 | HAL_StatusTypeDef status = HAL_ERROR; |
mbed_official | 330:c80ac197fa6a | 358 | |
mbed_official | 330:c80ac197fa6a | 359 | /* Check the parameters */ |
mbed_official | 330:c80ac197fa6a | 360 | assert_param(IS_OPTIONBYTE(pOBInit->OptionType)); |
mbed_official | 330:c80ac197fa6a | 361 | |
mbed_official | 330:c80ac197fa6a | 362 | /* Write protection configuration */ |
mbed_official | 330:c80ac197fa6a | 363 | if((pOBInit->OptionType & OPTIONBYTE_WRP) == OPTIONBYTE_WRP) |
mbed_official | 330:c80ac197fa6a | 364 | { |
mbed_official | 330:c80ac197fa6a | 365 | assert_param(IS_WRPSTATE(pOBInit->WRPState)); |
mbed_official | 330:c80ac197fa6a | 366 | if (pOBInit->WRPState == WRPSTATE_ENABLE) |
mbed_official | 330:c80ac197fa6a | 367 | { |
mbed_official | 330:c80ac197fa6a | 368 | /* Enable of Write protection on the selected page */ |
mbed_official | 330:c80ac197fa6a | 369 | status = FLASH_OB_EnableWRP(pOBInit->WRPPage); |
mbed_official | 330:c80ac197fa6a | 370 | } |
mbed_official | 330:c80ac197fa6a | 371 | else |
mbed_official | 330:c80ac197fa6a | 372 | { |
mbed_official | 330:c80ac197fa6a | 373 | /* Disable of Write protection on the selected page */ |
mbed_official | 330:c80ac197fa6a | 374 | status = FLASH_OB_DisableWRP(pOBInit->WRPPage); |
mbed_official | 330:c80ac197fa6a | 375 | } |
mbed_official | 330:c80ac197fa6a | 376 | } |
mbed_official | 330:c80ac197fa6a | 377 | |
mbed_official | 330:c80ac197fa6a | 378 | /* Read protection configuration */ |
mbed_official | 330:c80ac197fa6a | 379 | if((pOBInit->OptionType & OPTIONBYTE_RDP) == OPTIONBYTE_RDP) |
mbed_official | 330:c80ac197fa6a | 380 | { |
mbed_official | 330:c80ac197fa6a | 381 | status = FLASH_OB_RDP_LevelConfig(pOBInit->RDPLevel); |
mbed_official | 330:c80ac197fa6a | 382 | } |
mbed_official | 330:c80ac197fa6a | 383 | |
mbed_official | 330:c80ac197fa6a | 384 | /* USER configuration */ |
mbed_official | 330:c80ac197fa6a | 385 | if((pOBInit->OptionType & OPTIONBYTE_USER) == OPTIONBYTE_USER) |
mbed_official | 330:c80ac197fa6a | 386 | { |
mbed_official | 330:c80ac197fa6a | 387 | status = FLASH_OB_UserConfig(pOBInit->USERConfig); |
mbed_official | 330:c80ac197fa6a | 388 | } |
mbed_official | 330:c80ac197fa6a | 389 | |
mbed_official | 330:c80ac197fa6a | 390 | /* DATA configuration*/ |
mbed_official | 330:c80ac197fa6a | 391 | if((pOBInit->OptionType & OPTIONBYTE_DATA) == OPTIONBYTE_DATA) |
mbed_official | 330:c80ac197fa6a | 392 | { |
mbed_official | 330:c80ac197fa6a | 393 | status = FLASH_OB_ProgramData(pOBInit->DATAAddress, pOBInit->DATAData); |
mbed_official | 330:c80ac197fa6a | 394 | } |
mbed_official | 330:c80ac197fa6a | 395 | |
mbed_official | 330:c80ac197fa6a | 396 | return status; |
mbed_official | 330:c80ac197fa6a | 397 | } |
mbed_official | 330:c80ac197fa6a | 398 | |
mbed_official | 330:c80ac197fa6a | 399 | /** |
mbed_official | 330:c80ac197fa6a | 400 | * @brief Get the Option byte configuration |
mbed_official | 330:c80ac197fa6a | 401 | * @param pOBInit: pointer to an FLASH_OBInitStruct structure that |
mbed_official | 330:c80ac197fa6a | 402 | * contains the configuration information for the programming. |
mbed_official | 330:c80ac197fa6a | 403 | * |
mbed_official | 330:c80ac197fa6a | 404 | * @retval None |
mbed_official | 330:c80ac197fa6a | 405 | */ |
mbed_official | 330:c80ac197fa6a | 406 | void HAL_FLASHEx_OBGetConfig(FLASH_OBProgramInitTypeDef *pOBInit) |
mbed_official | 330:c80ac197fa6a | 407 | { |
mbed_official | 330:c80ac197fa6a | 408 | pOBInit->OptionType = OPTIONBYTE_WRP | OPTIONBYTE_RDP | OPTIONBYTE_USER; |
mbed_official | 330:c80ac197fa6a | 409 | |
mbed_official | 330:c80ac197fa6a | 410 | /*Get WRP*/ |
mbed_official | 330:c80ac197fa6a | 411 | pOBInit->WRPPage = FLASH_OB_GetWRP(); |
mbed_official | 330:c80ac197fa6a | 412 | |
mbed_official | 330:c80ac197fa6a | 413 | /*Get RDP Level*/ |
mbed_official | 330:c80ac197fa6a | 414 | pOBInit->RDPLevel = FLASH_OB_GetRDP(); |
mbed_official | 330:c80ac197fa6a | 415 | |
mbed_official | 330:c80ac197fa6a | 416 | /*Get USER*/ |
mbed_official | 330:c80ac197fa6a | 417 | pOBInit->USERConfig = FLASH_OB_GetUser(); |
mbed_official | 330:c80ac197fa6a | 418 | } |
mbed_official | 330:c80ac197fa6a | 419 | |
mbed_official | 330:c80ac197fa6a | 420 | /** |
mbed_official | 330:c80ac197fa6a | 421 | * @} |
mbed_official | 330:c80ac197fa6a | 422 | */ |
mbed_official | 330:c80ac197fa6a | 423 | |
mbed_official | 330:c80ac197fa6a | 424 | /** |
mbed_official | 330:c80ac197fa6a | 425 | * @} |
mbed_official | 330:c80ac197fa6a | 426 | */ |
mbed_official | 330:c80ac197fa6a | 427 | |
mbed_official | 330:c80ac197fa6a | 428 | /** @addtogroup FLASHEx_Private_Functions FLASH Extended Private Functions |
mbed_official | 330:c80ac197fa6a | 429 | * @{ |
mbed_official | 330:c80ac197fa6a | 430 | */ |
mbed_official | 330:c80ac197fa6a | 431 | |
mbed_official | 330:c80ac197fa6a | 432 | /** |
mbed_official | 330:c80ac197fa6a | 433 | * @brief Mass erase of FLASH memory |
mbed_official | 330:c80ac197fa6a | 434 | * |
mbed_official | 330:c80ac197fa6a | 435 | * @retval None |
mbed_official | 330:c80ac197fa6a | 436 | */ |
mbed_official | 330:c80ac197fa6a | 437 | static void FLASH_MassErase(void) |
mbed_official | 330:c80ac197fa6a | 438 | { |
mbed_official | 330:c80ac197fa6a | 439 | /* Clear pending flags (if any) */ |
mbed_official | 330:c80ac197fa6a | 440 | __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP | FLASH_FLAG_WRPERR | FLASH_FLAG_PGERR); |
mbed_official | 330:c80ac197fa6a | 441 | |
mbed_official | 330:c80ac197fa6a | 442 | /* Proceed to erase all sectors */ |
mbed_official | 330:c80ac197fa6a | 443 | SET_BIT(FLASH->CR, FLASH_CR_MER); |
mbed_official | 330:c80ac197fa6a | 444 | SET_BIT(FLASH->CR, FLASH_CR_STRT); |
mbed_official | 330:c80ac197fa6a | 445 | } |
mbed_official | 330:c80ac197fa6a | 446 | |
mbed_official | 330:c80ac197fa6a | 447 | /** |
mbed_official | 330:c80ac197fa6a | 448 | * @} |
mbed_official | 330:c80ac197fa6a | 449 | */ |
mbed_official | 330:c80ac197fa6a | 450 | |
mbed_official | 330:c80ac197fa6a | 451 | /** |
mbed_official | 330:c80ac197fa6a | 452 | * @brief Enable the write protection of the desired pages |
mbed_official | 330:c80ac197fa6a | 453 | * @note When the memory read protection level is selected (RDP level = 1), |
mbed_official | 330:c80ac197fa6a | 454 | * it is not possible to program or erase the flash page i if CortexM4 |
mbed_official | 330:c80ac197fa6a | 455 | * debug features are connected or boot code is executed in RAM, even if nWRPi = 1 |
mbed_official | 330:c80ac197fa6a | 456 | * |
mbed_official | 330:c80ac197fa6a | 457 | * @param WriteProtectPage: specifies the page(s) to be write protected. |
mbed_official | 330:c80ac197fa6a | 458 | * The value of this parameter depend on device used within the same series |
mbed_official | 330:c80ac197fa6a | 459 | * @retval HAL status |
mbed_official | 330:c80ac197fa6a | 460 | */ |
mbed_official | 330:c80ac197fa6a | 461 | static HAL_StatusTypeDef FLASH_OB_EnableWRP(uint32_t WriteProtectPage) |
mbed_official | 330:c80ac197fa6a | 462 | { |
mbed_official | 330:c80ac197fa6a | 463 | HAL_StatusTypeDef status = HAL_OK; |
mbed_official | 330:c80ac197fa6a | 464 | uint16_t WRP0_Data = 0xFFFF, WRP1_Data = 0xFFFF; |
mbed_official | 330:c80ac197fa6a | 465 | #if defined(STM32F302xE) || defined(STM32F303xE) || defined(STM32F398xx) || \ |
mbed_official | 330:c80ac197fa6a | 466 | defined(STM32F302xC) || defined(STM32F303xC) || defined(STM32F358xx) || \ |
mbed_official | 330:c80ac197fa6a | 467 | defined(STM32F373xC) || defined(STM32F378xx) |
mbed_official | 330:c80ac197fa6a | 468 | uint16_t WRP2_Data = 0xFFFF, WRP3_Data = 0xFFFF; |
mbed_official | 330:c80ac197fa6a | 469 | #endif /* STM32F302xE || STM32F303xE || STM32F398xx || */ |
mbed_official | 330:c80ac197fa6a | 470 | /* STM32F302xC || STM32F303xC || STM32F358xx || */ |
mbed_official | 330:c80ac197fa6a | 471 | /* STM32F373xC || STM32F378xx */ |
mbed_official | 330:c80ac197fa6a | 472 | |
mbed_official | 330:c80ac197fa6a | 473 | /* Check the parameters */ |
mbed_official | 330:c80ac197fa6a | 474 | assert_param(IS_OB_WRP(WriteProtectPage)); |
mbed_official | 330:c80ac197fa6a | 475 | |
mbed_official | 330:c80ac197fa6a | 476 | WriteProtectPage = (uint32_t)(~WriteProtectPage); |
mbed_official | 330:c80ac197fa6a | 477 | WRP0_Data = (uint16_t)(WriteProtectPage & OB_WRP_PAGES0TO15MASK); |
mbed_official | 330:c80ac197fa6a | 478 | WRP1_Data = (uint16_t)((WriteProtectPage & OB_WRP_PAGES16TO31MASK) >> 8); |
mbed_official | 330:c80ac197fa6a | 479 | #if defined(STM32F302xC) || defined(STM32F303xC) || defined(STM32F358xx) || \ |
mbed_official | 330:c80ac197fa6a | 480 | defined(STM32F373xC) || defined(STM32F378xx) |
mbed_official | 330:c80ac197fa6a | 481 | WRP2_Data = (uint16_t)((WriteProtectPage & OB_WRP_PAGES32TO47MASK) >> 16); |
mbed_official | 330:c80ac197fa6a | 482 | WRP3_Data = (uint16_t)((WriteProtectPage & OB_WRP_PAGES48TO127MASK) >> 24); |
mbed_official | 330:c80ac197fa6a | 483 | #endif /* STM32F302xC || STM32F303xC || STM32F358xx || */ |
mbed_official | 330:c80ac197fa6a | 484 | /* STM32F373xC || STM32F378xx */ |
mbed_official | 330:c80ac197fa6a | 485 | |
mbed_official | 330:c80ac197fa6a | 486 | #if defined(STM32F302xE) || defined(STM32F303xE) || defined(STM32F398xx) |
mbed_official | 330:c80ac197fa6a | 487 | WRP2_Data = (uint16_t)((WriteProtectPage & OB_WRP_PAGES32TO47MASK) >> 16); |
mbed_official | 330:c80ac197fa6a | 488 | WRP3_Data = (uint16_t)((WriteProtectPage & OB_WRP_PAGES48TO255MASK) >> 24); |
mbed_official | 330:c80ac197fa6a | 489 | #endif /* STM32F302xE || STM32F303xE || STM32F398xx */ |
mbed_official | 330:c80ac197fa6a | 490 | |
mbed_official | 330:c80ac197fa6a | 491 | /* Wait for last operation to be completed */ |
mbed_official | 330:c80ac197fa6a | 492 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
mbed_official | 330:c80ac197fa6a | 493 | |
mbed_official | 330:c80ac197fa6a | 494 | /* Clear pending flags (if any) */ |
mbed_official | 330:c80ac197fa6a | 495 | __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP | FLASH_FLAG_WRPERR | FLASH_FLAG_PGERR); |
mbed_official | 330:c80ac197fa6a | 496 | |
mbed_official | 330:c80ac197fa6a | 497 | if(status == HAL_OK) |
mbed_official | 330:c80ac197fa6a | 498 | { |
mbed_official | 330:c80ac197fa6a | 499 | SET_BIT(FLASH->CR, FLASH_CR_OPTPG); |
mbed_official | 330:c80ac197fa6a | 500 | |
mbed_official | 330:c80ac197fa6a | 501 | if(WRP0_Data != 0xFF) |
mbed_official | 330:c80ac197fa6a | 502 | { |
mbed_official | 330:c80ac197fa6a | 503 | OB->WRP0 &= WRP0_Data; |
mbed_official | 330:c80ac197fa6a | 504 | |
mbed_official | 330:c80ac197fa6a | 505 | /* Wait for last operation to be completed */ |
mbed_official | 330:c80ac197fa6a | 506 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
mbed_official | 330:c80ac197fa6a | 507 | } |
mbed_official | 330:c80ac197fa6a | 508 | |
mbed_official | 330:c80ac197fa6a | 509 | if((status == HAL_OK) && (WRP1_Data != 0xFF)) |
mbed_official | 330:c80ac197fa6a | 510 | { |
mbed_official | 330:c80ac197fa6a | 511 | OB->WRP1 &= WRP1_Data; |
mbed_official | 330:c80ac197fa6a | 512 | |
mbed_official | 330:c80ac197fa6a | 513 | /* Wait for last operation to be completed */ |
mbed_official | 330:c80ac197fa6a | 514 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
mbed_official | 330:c80ac197fa6a | 515 | } |
mbed_official | 330:c80ac197fa6a | 516 | |
mbed_official | 330:c80ac197fa6a | 517 | #if defined(STM32F302xE) || defined(STM32F303xE) || defined(STM32F398xx) || \ |
mbed_official | 330:c80ac197fa6a | 518 | defined(STM32F302xC) || defined(STM32F303xC) || defined(STM32F358xx) || \ |
mbed_official | 330:c80ac197fa6a | 519 | defined(STM32F373xC) || defined(STM32F378xx) |
mbed_official | 330:c80ac197fa6a | 520 | if((status == HAL_OK) && (WRP2_Data != 0xFF)) |
mbed_official | 330:c80ac197fa6a | 521 | { |
mbed_official | 330:c80ac197fa6a | 522 | OB->WRP2 &= WRP2_Data; |
mbed_official | 330:c80ac197fa6a | 523 | |
mbed_official | 330:c80ac197fa6a | 524 | /* Wait for last operation to be completed */ |
mbed_official | 330:c80ac197fa6a | 525 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
mbed_official | 330:c80ac197fa6a | 526 | } |
mbed_official | 330:c80ac197fa6a | 527 | |
mbed_official | 330:c80ac197fa6a | 528 | if((status == HAL_OK) && (WRP3_Data != 0xFF)) |
mbed_official | 330:c80ac197fa6a | 529 | { |
mbed_official | 330:c80ac197fa6a | 530 | OB->WRP3 &= WRP3_Data; |
mbed_official | 330:c80ac197fa6a | 531 | |
mbed_official | 330:c80ac197fa6a | 532 | /* Wait for last operation to be completed */ |
mbed_official | 330:c80ac197fa6a | 533 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
mbed_official | 330:c80ac197fa6a | 534 | } |
mbed_official | 330:c80ac197fa6a | 535 | #endif /* STM32F302xE || STM32F303xE || STM32F398xx || */ |
mbed_official | 330:c80ac197fa6a | 536 | /* STM32F302xC || STM32F303xC || STM32F358xx || */ |
mbed_official | 330:c80ac197fa6a | 537 | /* STM32F373xC || STM32F378xx */ |
mbed_official | 330:c80ac197fa6a | 538 | |
mbed_official | 330:c80ac197fa6a | 539 | /* if the program operation is completed, disable the OPTPG Bit */ |
mbed_official | 330:c80ac197fa6a | 540 | CLEAR_BIT(FLASH->CR, FLASH_CR_OPTPG); |
mbed_official | 330:c80ac197fa6a | 541 | } |
mbed_official | 330:c80ac197fa6a | 542 | |
mbed_official | 330:c80ac197fa6a | 543 | return status; |
mbed_official | 330:c80ac197fa6a | 544 | |
mbed_official | 330:c80ac197fa6a | 545 | } |
mbed_official | 330:c80ac197fa6a | 546 | |
mbed_official | 330:c80ac197fa6a | 547 | /** |
mbed_official | 330:c80ac197fa6a | 548 | * @brief Disable the write protection of the desired pages |
mbed_official | 330:c80ac197fa6a | 549 | * @note When the memory read protection level is selected (RDP level = 1), |
mbed_official | 330:c80ac197fa6a | 550 | * it is not possible to program or erase the flash page i if CortexM4 |
mbed_official | 330:c80ac197fa6a | 551 | * debug features are connected or boot code is executed in RAM, even if nWRPi = 1 |
mbed_official | 330:c80ac197fa6a | 552 | * |
mbed_official | 330:c80ac197fa6a | 553 | * @param WriteProtectPage: specifies the page(s) to be write unprotected. |
mbed_official | 330:c80ac197fa6a | 554 | * The value of this parameter depend on device used within the same series |
mbed_official | 330:c80ac197fa6a | 555 | * @retval HAL status |
mbed_official | 330:c80ac197fa6a | 556 | */ |
mbed_official | 330:c80ac197fa6a | 557 | static HAL_StatusTypeDef FLASH_OB_DisableWRP(uint32_t WriteProtectPage) |
mbed_official | 330:c80ac197fa6a | 558 | { |
mbed_official | 330:c80ac197fa6a | 559 | HAL_StatusTypeDef status = HAL_OK; |
mbed_official | 330:c80ac197fa6a | 560 | uint16_t WRP0_Data = 0xFFFF, WRP1_Data = 0xFFFF; |
mbed_official | 330:c80ac197fa6a | 561 | #if defined(STM32F302xE) || defined(STM32F303xE) || defined(STM32F398xx) || \ |
mbed_official | 330:c80ac197fa6a | 562 | defined(STM32F302xC) || defined(STM32F303xC) || defined(STM32F358xx) || \ |
mbed_official | 330:c80ac197fa6a | 563 | defined(STM32F373xC) || defined(STM32F378xx) |
mbed_official | 330:c80ac197fa6a | 564 | uint16_t WRP2_Data = 0xFFFF, WRP3_Data = 0xFFFF; |
mbed_official | 330:c80ac197fa6a | 565 | #endif /* STM32F302xE || STM32F303xE || STM32F398xx || */ |
mbed_official | 330:c80ac197fa6a | 566 | /* STM32F302xC || STM32F303xC || STM32F358xx || */ |
mbed_official | 330:c80ac197fa6a | 567 | /* STM32F373xC || STM32F378xx */ |
mbed_official | 330:c80ac197fa6a | 568 | |
mbed_official | 330:c80ac197fa6a | 569 | /* Check the parameters */ |
mbed_official | 330:c80ac197fa6a | 570 | assert_param(IS_OB_WRP(WriteProtectPage)); |
mbed_official | 330:c80ac197fa6a | 571 | |
mbed_official | 330:c80ac197fa6a | 572 | WRP0_Data = (uint16_t)(WriteProtectPage & OB_WRP_PAGES0TO15MASK); |
mbed_official | 330:c80ac197fa6a | 573 | WRP1_Data = (uint16_t)((WriteProtectPage & OB_WRP_PAGES16TO31MASK) >> 8); |
mbed_official | 330:c80ac197fa6a | 574 | #if defined(STM32F302xC) || defined(STM32F303xC) || defined(STM32F358xx) || \ |
mbed_official | 330:c80ac197fa6a | 575 | defined(STM32F373xC) || defined(STM32F378xx) |
mbed_official | 330:c80ac197fa6a | 576 | WRP2_Data = (uint16_t)((WriteProtectPage & OB_WRP_PAGES32TO47MASK) >> 16); |
mbed_official | 330:c80ac197fa6a | 577 | WRP3_Data = (uint16_t)((WriteProtectPage & OB_WRP_PAGES48TO127MASK) >> 24); |
mbed_official | 330:c80ac197fa6a | 578 | #endif /* STM32F302xC || STM32F303xC || STM32F358xx || */ |
mbed_official | 330:c80ac197fa6a | 579 | /* STM32F373xC || STM32F378xx */ |
mbed_official | 330:c80ac197fa6a | 580 | |
mbed_official | 330:c80ac197fa6a | 581 | #if defined(STM32F302xE) || defined(STM32F303xE) || defined(STM32F398xx) |
mbed_official | 330:c80ac197fa6a | 582 | WRP2_Data = (uint16_t)((WriteProtectPage & OB_WRP_PAGES32TO47MASK) >> 16); |
mbed_official | 330:c80ac197fa6a | 583 | WRP3_Data = (uint16_t)((WriteProtectPage & OB_WRP_PAGES48TO255MASK) >> 24); |
mbed_official | 330:c80ac197fa6a | 584 | #endif /* STM32F303xE || STM32F303xE || STM32F398xx */ |
mbed_official | 330:c80ac197fa6a | 585 | |
mbed_official | 330:c80ac197fa6a | 586 | /* Wait for last operation to be completed */ |
mbed_official | 330:c80ac197fa6a | 587 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
mbed_official | 330:c80ac197fa6a | 588 | |
mbed_official | 330:c80ac197fa6a | 589 | /* Clear pending flags (if any) */ |
mbed_official | 330:c80ac197fa6a | 590 | __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP | FLASH_FLAG_WRPERR | FLASH_FLAG_PGERR); |
mbed_official | 330:c80ac197fa6a | 591 | |
mbed_official | 330:c80ac197fa6a | 592 | if(status == HAL_OK) |
mbed_official | 330:c80ac197fa6a | 593 | { |
mbed_official | 330:c80ac197fa6a | 594 | SET_BIT(FLASH->CR, FLASH_CR_OPTPG); |
mbed_official | 330:c80ac197fa6a | 595 | |
mbed_official | 330:c80ac197fa6a | 596 | if(WRP0_Data != 0xFF) |
mbed_official | 330:c80ac197fa6a | 597 | { |
mbed_official | 330:c80ac197fa6a | 598 | OB->WRP0 |= WRP0_Data; |
mbed_official | 330:c80ac197fa6a | 599 | |
mbed_official | 330:c80ac197fa6a | 600 | /* Wait for last operation to be completed */ |
mbed_official | 330:c80ac197fa6a | 601 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
mbed_official | 330:c80ac197fa6a | 602 | } |
mbed_official | 330:c80ac197fa6a | 603 | |
mbed_official | 330:c80ac197fa6a | 604 | if((status == HAL_OK) && (WRP1_Data != 0xFF)) |
mbed_official | 330:c80ac197fa6a | 605 | { |
mbed_official | 330:c80ac197fa6a | 606 | OB->WRP1 |= WRP1_Data; |
mbed_official | 330:c80ac197fa6a | 607 | |
mbed_official | 330:c80ac197fa6a | 608 | /* Wait for last operation to be completed */ |
mbed_official | 330:c80ac197fa6a | 609 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
mbed_official | 330:c80ac197fa6a | 610 | } |
mbed_official | 330:c80ac197fa6a | 611 | |
mbed_official | 330:c80ac197fa6a | 612 | #if defined(STM32F302xE) || defined(STM32F303xE) || defined(STM32F398xx) || \ |
mbed_official | 330:c80ac197fa6a | 613 | defined(STM32F302xC) || defined(STM32F303xC) || defined(STM32F358xx) || \ |
mbed_official | 330:c80ac197fa6a | 614 | defined(STM32F373xC) || defined(STM32F378xx) |
mbed_official | 330:c80ac197fa6a | 615 | if((status == HAL_OK) && (WRP2_Data != 0xFF)) |
mbed_official | 330:c80ac197fa6a | 616 | { |
mbed_official | 330:c80ac197fa6a | 617 | OB->WRP2 |= WRP2_Data; |
mbed_official | 330:c80ac197fa6a | 618 | |
mbed_official | 330:c80ac197fa6a | 619 | /* Wait for last operation to be completed */ |
mbed_official | 330:c80ac197fa6a | 620 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
mbed_official | 330:c80ac197fa6a | 621 | } |
mbed_official | 330:c80ac197fa6a | 622 | |
mbed_official | 330:c80ac197fa6a | 623 | if((status == HAL_OK) && (WRP3_Data != 0xFF)) |
mbed_official | 330:c80ac197fa6a | 624 | { |
mbed_official | 330:c80ac197fa6a | 625 | OB->WRP3 |= WRP3_Data; |
mbed_official | 330:c80ac197fa6a | 626 | |
mbed_official | 330:c80ac197fa6a | 627 | /* Wait for last operation to be completed */ |
mbed_official | 330:c80ac197fa6a | 628 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
mbed_official | 330:c80ac197fa6a | 629 | } |
mbed_official | 330:c80ac197fa6a | 630 | #endif /* STM32F302xE || STM32F303xE || STM32F398xx || */ |
mbed_official | 330:c80ac197fa6a | 631 | /* STM32F302xC || STM32F303xC || STM32F358xx || */ |
mbed_official | 330:c80ac197fa6a | 632 | /* STM32F373xC || STM32F378xx */ |
mbed_official | 330:c80ac197fa6a | 633 | |
mbed_official | 330:c80ac197fa6a | 634 | /* if the program operation is completed, disable the OPTPG Bit */ |
mbed_official | 330:c80ac197fa6a | 635 | CLEAR_BIT(FLASH->CR, FLASH_CR_OPTPG); |
mbed_official | 330:c80ac197fa6a | 636 | } |
mbed_official | 330:c80ac197fa6a | 637 | |
mbed_official | 330:c80ac197fa6a | 638 | return status; |
mbed_official | 330:c80ac197fa6a | 639 | } |
mbed_official | 330:c80ac197fa6a | 640 | |
mbed_official | 330:c80ac197fa6a | 641 | /** |
mbed_official | 330:c80ac197fa6a | 642 | * @brief Set the read protection level. |
mbed_official | 330:c80ac197fa6a | 643 | * @param ReadProtectLevel: specifies the read protection level. |
mbed_official | 330:c80ac197fa6a | 644 | * This parameter can be one of the following values: |
mbed_official | 330:c80ac197fa6a | 645 | * @arg OB_RDP_LEVEL_0: No protection |
mbed_official | 330:c80ac197fa6a | 646 | * @arg OB_RDP_LEVEL_1: Read protection of the memory |
mbed_official | 330:c80ac197fa6a | 647 | * @arg OB_RDP_LEVEL_2: Full chip protection |
mbed_official | 330:c80ac197fa6a | 648 | * |
mbed_official | 330:c80ac197fa6a | 649 | * @note Warning: When enabling OB_RDP level 2 it's no more possible to go back to level 1 or 0 |
mbed_official | 330:c80ac197fa6a | 650 | * |
mbed_official | 330:c80ac197fa6a | 651 | * @retval HAL status |
mbed_official | 330:c80ac197fa6a | 652 | */ |
mbed_official | 330:c80ac197fa6a | 653 | static HAL_StatusTypeDef FLASH_OB_RDP_LevelConfig(uint8_t ReadProtectLevel) |
mbed_official | 330:c80ac197fa6a | 654 | { |
mbed_official | 330:c80ac197fa6a | 655 | HAL_StatusTypeDef status = HAL_OK; |
mbed_official | 330:c80ac197fa6a | 656 | |
mbed_official | 330:c80ac197fa6a | 657 | /* Check the parameters */ |
mbed_official | 330:c80ac197fa6a | 658 | assert_param(IS_OB_RDP_LEVEL(ReadProtectLevel)); |
mbed_official | 330:c80ac197fa6a | 659 | |
mbed_official | 330:c80ac197fa6a | 660 | /* Wait for last operation to be completed */ |
mbed_official | 330:c80ac197fa6a | 661 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
mbed_official | 330:c80ac197fa6a | 662 | |
mbed_official | 330:c80ac197fa6a | 663 | /* Clear pending flags (if any) */ |
mbed_official | 330:c80ac197fa6a | 664 | __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP | FLASH_FLAG_WRPERR | FLASH_FLAG_PGERR); |
mbed_official | 330:c80ac197fa6a | 665 | |
mbed_official | 330:c80ac197fa6a | 666 | if(status == HAL_OK) |
mbed_official | 330:c80ac197fa6a | 667 | { |
mbed_official | 330:c80ac197fa6a | 668 | /* Enable the Option Bytes Programming operation */ |
mbed_official | 330:c80ac197fa6a | 669 | SET_BIT(FLASH->CR, FLASH_CR_OPTPG); |
mbed_official | 330:c80ac197fa6a | 670 | |
mbed_official | 330:c80ac197fa6a | 671 | WRITE_REG(OB->RDP, ReadProtectLevel); |
mbed_official | 330:c80ac197fa6a | 672 | |
mbed_official | 330:c80ac197fa6a | 673 | /* Wait for last operation to be completed */ |
mbed_official | 330:c80ac197fa6a | 674 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
mbed_official | 330:c80ac197fa6a | 675 | |
mbed_official | 330:c80ac197fa6a | 676 | /* if the program operation is completed, disable the OPTPG Bit */ |
mbed_official | 330:c80ac197fa6a | 677 | CLEAR_BIT(FLASH->CR, FLASH_CR_OPTPG); |
mbed_official | 330:c80ac197fa6a | 678 | } |
mbed_official | 330:c80ac197fa6a | 679 | |
mbed_official | 330:c80ac197fa6a | 680 | return status; |
mbed_official | 330:c80ac197fa6a | 681 | } |
mbed_official | 330:c80ac197fa6a | 682 | |
mbed_official | 330:c80ac197fa6a | 683 | /** |
mbed_official | 330:c80ac197fa6a | 684 | * @brief Program the FLASH User Option Byte. |
mbed_official | 330:c80ac197fa6a | 685 | * @note Programming of the OB should be performed only after an erase (otherwise PGERR occurs) |
mbed_official | 330:c80ac197fa6a | 686 | * @param UserConfig: The FLASH User Option Bytes values: IWDG_SW(Bit0), RST_STOP(Bit1), RST_STDBY(Bit2), BOOT1(Bit4), |
mbed_official | 330:c80ac197fa6a | 687 | * VDDA_Analog_Monitoring(Bit5) and SRAM_Parity_Enable(Bit6). |
mbed_official | 330:c80ac197fa6a | 688 | * And SDADC12_VDD_MONITOR(Bit7) for STM32F373 or STM32F378 . |
mbed_official | 330:c80ac197fa6a | 689 | * @retval HAL status |
mbed_official | 330:c80ac197fa6a | 690 | */ |
mbed_official | 330:c80ac197fa6a | 691 | static HAL_StatusTypeDef FLASH_OB_UserConfig(uint8_t UserConfig) |
mbed_official | 330:c80ac197fa6a | 692 | { |
mbed_official | 330:c80ac197fa6a | 693 | HAL_StatusTypeDef status = HAL_OK; |
mbed_official | 330:c80ac197fa6a | 694 | |
mbed_official | 330:c80ac197fa6a | 695 | /* Check the parameters */ |
mbed_official | 330:c80ac197fa6a | 696 | assert_param(IS_OB_IWDG_SOURCE((UserConfig&OB_IWDG_SW))); |
mbed_official | 330:c80ac197fa6a | 697 | assert_param(IS_OB_STOP_SOURCE((UserConfig&OB_STOP_NO_RST))); |
mbed_official | 330:c80ac197fa6a | 698 | assert_param(IS_OB_STDBY_SOURCE((UserConfig&OB_STDBY_NO_RST))); |
mbed_official | 330:c80ac197fa6a | 699 | assert_param(IS_OB_BOOT1((UserConfig&OB_BOOT1_SET))); |
mbed_official | 330:c80ac197fa6a | 700 | assert_param(IS_OB_VDDA_ANALOG((UserConfig&OB_VDDA_ANALOG_ON))); |
mbed_official | 330:c80ac197fa6a | 701 | assert_param(IS_OB_SRAM_PARITY((UserConfig&OB_SRAM_PARITY_RESET))); |
mbed_official | 330:c80ac197fa6a | 702 | #if defined(STM32F373xC) || defined(STM32F378xx) |
mbed_official | 330:c80ac197fa6a | 703 | assert_param(IS_OB_SDACD_VDD_MONITOR((UserConfig&OB_SDACD_VDD_MONITOR_SET))); |
mbed_official | 330:c80ac197fa6a | 704 | #endif /* STM32F373xC || STM32F378xx */ |
mbed_official | 330:c80ac197fa6a | 705 | |
mbed_official | 330:c80ac197fa6a | 706 | /* Wait for last operation to be completed */ |
mbed_official | 330:c80ac197fa6a | 707 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
mbed_official | 330:c80ac197fa6a | 708 | |
mbed_official | 330:c80ac197fa6a | 709 | /* Clear pending flags (if any) */ |
mbed_official | 330:c80ac197fa6a | 710 | __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP | FLASH_FLAG_WRPERR | FLASH_FLAG_PGERR); |
mbed_official | 330:c80ac197fa6a | 711 | |
mbed_official | 330:c80ac197fa6a | 712 | if(status == HAL_OK) |
mbed_official | 330:c80ac197fa6a | 713 | { |
mbed_official | 330:c80ac197fa6a | 714 | /* Enable the Option Bytes Programming operation */ |
mbed_official | 330:c80ac197fa6a | 715 | SET_BIT(FLASH->CR, FLASH_CR_OPTPG); |
mbed_official | 330:c80ac197fa6a | 716 | |
mbed_official | 330:c80ac197fa6a | 717 | #if defined(STM32F302xE) || defined(STM32F303xE) || defined(STM32F398xx) || \ |
mbed_official | 330:c80ac197fa6a | 718 | defined(STM32F302xC) || defined(STM32F303xC) || defined(STM32F358xx) || \ |
mbed_official | 330:c80ac197fa6a | 719 | defined(STM32F303x8) || defined(STM32F334x8) || \ |
mbed_official | 330:c80ac197fa6a | 720 | defined(STM32F301x8) || defined(STM32F302x8) || defined(STM32F318xx) |
mbed_official | 330:c80ac197fa6a | 721 | OB->USER = (UserConfig | 0x88); |
mbed_official | 330:c80ac197fa6a | 722 | #endif /* STM32F302xE || STM32F303xE || STM32F398xx || */ |
mbed_official | 330:c80ac197fa6a | 723 | /* STM32F302xC || STM32F303xC || STM32F358xx || */ |
mbed_official | 330:c80ac197fa6a | 724 | /* STM32F303x8 || STM32F334x8 || */ |
mbed_official | 330:c80ac197fa6a | 725 | /* STM32F301x8 || STM32F302x8 || STM32F318xx */ |
mbed_official | 330:c80ac197fa6a | 726 | |
mbed_official | 330:c80ac197fa6a | 727 | #if defined(STM32F373xC) || defined(STM32F378xx) |
mbed_official | 330:c80ac197fa6a | 728 | OB->USER = (UserConfig | 0x08); |
mbed_official | 330:c80ac197fa6a | 729 | #endif /* STM32F373xC || STM32F378xx */ |
mbed_official | 330:c80ac197fa6a | 730 | |
mbed_official | 330:c80ac197fa6a | 731 | /* Wait for last operation to be completed */ |
mbed_official | 330:c80ac197fa6a | 732 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
mbed_official | 330:c80ac197fa6a | 733 | |
mbed_official | 330:c80ac197fa6a | 734 | /* if the program operation is completed, disable the OPTPG Bit */ |
mbed_official | 330:c80ac197fa6a | 735 | CLEAR_BIT(FLASH->CR, FLASH_CR_OPTPG); |
mbed_official | 330:c80ac197fa6a | 736 | } |
mbed_official | 330:c80ac197fa6a | 737 | |
mbed_official | 330:c80ac197fa6a | 738 | return status; |
mbed_official | 330:c80ac197fa6a | 739 | } |
mbed_official | 330:c80ac197fa6a | 740 | |
mbed_official | 330:c80ac197fa6a | 741 | /** |
mbed_official | 330:c80ac197fa6a | 742 | * @brief Programs a half word at a specified Option Byte Data address. |
mbed_official | 330:c80ac197fa6a | 743 | * @note The function HAL_FLASH_Unlock() should be called before to unlock the FLASH interface |
mbed_official | 330:c80ac197fa6a | 744 | * The function HAL_FLASH_OB_Unlock() should be called before to unlock the options bytes |
mbed_official | 330:c80ac197fa6a | 745 | * The function HAL_FLASH_OB_Launch() should be called after to force the reload of the options bytes |
mbed_official | 330:c80ac197fa6a | 746 | * (system reset will occur) |
mbed_official | 330:c80ac197fa6a | 747 | * Programming of the OB should be performed only after an erase (otherwise PGERR occurs) |
mbed_official | 330:c80ac197fa6a | 748 | * @param Address: specifies the address to be programmed. |
mbed_official | 330:c80ac197fa6a | 749 | * This parameter can be 0x1FFFF804 or 0x1FFFF806. |
mbed_official | 330:c80ac197fa6a | 750 | * @param Data: specifies the data to be programmed. |
mbed_official | 330:c80ac197fa6a | 751 | * @retval HAL status |
mbed_official | 330:c80ac197fa6a | 752 | */ |
mbed_official | 330:c80ac197fa6a | 753 | static HAL_StatusTypeDef FLASH_OB_ProgramData(uint32_t Address, uint8_t Data) |
mbed_official | 330:c80ac197fa6a | 754 | { |
mbed_official | 330:c80ac197fa6a | 755 | HAL_StatusTypeDef status = HAL_ERROR; |
mbed_official | 330:c80ac197fa6a | 756 | |
mbed_official | 330:c80ac197fa6a | 757 | /* Check the parameters */ |
mbed_official | 330:c80ac197fa6a | 758 | assert_param(IS_OB_DATA_ADDRESS(Address)); |
mbed_official | 330:c80ac197fa6a | 759 | |
mbed_official | 330:c80ac197fa6a | 760 | /* Wait for last operation to be completed */ |
mbed_official | 330:c80ac197fa6a | 761 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
mbed_official | 330:c80ac197fa6a | 762 | |
mbed_official | 330:c80ac197fa6a | 763 | /* Clear pending flags (if any) */ |
mbed_official | 330:c80ac197fa6a | 764 | __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP | FLASH_FLAG_WRPERR | FLASH_FLAG_PGERR); |
mbed_official | 330:c80ac197fa6a | 765 | |
mbed_official | 330:c80ac197fa6a | 766 | if(status == HAL_OK) |
mbed_official | 330:c80ac197fa6a | 767 | { |
mbed_official | 330:c80ac197fa6a | 768 | /* Enables the Option Bytes Programming operation */ |
mbed_official | 330:c80ac197fa6a | 769 | SET_BIT(FLASH->CR, FLASH_CR_OPTPG); |
mbed_official | 330:c80ac197fa6a | 770 | *(__IO uint16_t*)Address = Data; |
mbed_official | 330:c80ac197fa6a | 771 | |
mbed_official | 330:c80ac197fa6a | 772 | /* Wait for last operation to be completed */ |
mbed_official | 330:c80ac197fa6a | 773 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
mbed_official | 330:c80ac197fa6a | 774 | |
mbed_official | 330:c80ac197fa6a | 775 | /* If the program operation is completed, disable the OPTPG Bit */ |
mbed_official | 330:c80ac197fa6a | 776 | CLEAR_BIT(FLASH->CR, FLASH_CR_OPTPG); |
mbed_official | 330:c80ac197fa6a | 777 | } |
mbed_official | 330:c80ac197fa6a | 778 | /* Return the Option Byte Data Program Status */ |
mbed_official | 330:c80ac197fa6a | 779 | return status; |
mbed_official | 330:c80ac197fa6a | 780 | } |
mbed_official | 330:c80ac197fa6a | 781 | |
mbed_official | 330:c80ac197fa6a | 782 | /** |
mbed_official | 330:c80ac197fa6a | 783 | * @brief Return the FLASH Write Protection Option Bytes value. |
mbed_official | 330:c80ac197fa6a | 784 | * @retval The FLASH Write Protection Option Bytes value |
mbed_official | 330:c80ac197fa6a | 785 | */ |
mbed_official | 330:c80ac197fa6a | 786 | static uint32_t FLASH_OB_GetWRP(void) |
mbed_official | 330:c80ac197fa6a | 787 | { |
mbed_official | 330:c80ac197fa6a | 788 | /* Return the FLASH write protection Register value */ |
mbed_official | 330:c80ac197fa6a | 789 | return (uint32_t)(READ_REG(FLASH->WRPR)); |
mbed_official | 330:c80ac197fa6a | 790 | } |
mbed_official | 330:c80ac197fa6a | 791 | |
mbed_official | 330:c80ac197fa6a | 792 | /** |
mbed_official | 330:c80ac197fa6a | 793 | * @brief Returns the FLASH Read Protection level. |
mbed_official | 330:c80ac197fa6a | 794 | * @retval FLASH ReadOut Protection Status: |
mbed_official | 330:c80ac197fa6a | 795 | * - SET, when OB_RDP_Level_1 or OB_RDP_Level_2 is set |
mbed_official | 330:c80ac197fa6a | 796 | * - RESET, when OB_RDP_Level_0 is set |
mbed_official | 330:c80ac197fa6a | 797 | */ |
mbed_official | 330:c80ac197fa6a | 798 | static FlagStatus FLASH_OB_GetRDP(void) |
mbed_official | 330:c80ac197fa6a | 799 | { |
mbed_official | 330:c80ac197fa6a | 800 | FlagStatus readstatus = RESET; |
mbed_official | 330:c80ac197fa6a | 801 | |
mbed_official | 330:c80ac197fa6a | 802 | #if defined(STM32F302xE) || defined(STM32F303xE) || defined(STM32F398xx) || \ |
mbed_official | 330:c80ac197fa6a | 803 | defined(STM32F302xC) || defined(STM32F303xC) || defined(STM32F358xx) || \ |
mbed_official | 330:c80ac197fa6a | 804 | defined(STM32F303x8) || defined(STM32F334x8) || defined(STM32F328xx) || \ |
mbed_official | 330:c80ac197fa6a | 805 | defined(STM32F301x8) || defined(STM32F302x8) || defined(STM32F318xx) |
mbed_official | 330:c80ac197fa6a | 806 | if ((uint8_t)READ_BIT(FLASH->OBR, FLASH_OBR_RDPRT) != RESET) |
mbed_official | 330:c80ac197fa6a | 807 | #endif /* STM32F302xE || STM32F303xE || STM32F398xx || */ |
mbed_official | 330:c80ac197fa6a | 808 | /* STM32F302xC || STM32F303xC || STM32F358xx || */ |
mbed_official | 330:c80ac197fa6a | 809 | /* STM32F303x8 || STM32F334x8 || STM32F328xx || */ |
mbed_official | 330:c80ac197fa6a | 810 | /* STM32F301x8 || STM32F302x8 || STM32F318xx */ |
mbed_official | 330:c80ac197fa6a | 811 | |
mbed_official | 330:c80ac197fa6a | 812 | #if defined(STM32F373xC) || defined(STM32F378xx) |
mbed_official | 330:c80ac197fa6a | 813 | if ((uint8_t)READ_BIT(FLASH->OBR, (FLASH_OBR_LEVEL1_PROT | FLASH_OBR_LEVEL2_PROT)) != RESET) |
mbed_official | 330:c80ac197fa6a | 814 | #endif /* STM32F373xC || STM32F378xx */ |
mbed_official | 330:c80ac197fa6a | 815 | { |
mbed_official | 330:c80ac197fa6a | 816 | readstatus = SET; |
mbed_official | 330:c80ac197fa6a | 817 | } |
mbed_official | 330:c80ac197fa6a | 818 | else |
mbed_official | 330:c80ac197fa6a | 819 | { |
mbed_official | 330:c80ac197fa6a | 820 | readstatus = RESET; |
mbed_official | 330:c80ac197fa6a | 821 | } |
mbed_official | 330:c80ac197fa6a | 822 | return readstatus; |
mbed_official | 330:c80ac197fa6a | 823 | } |
mbed_official | 330:c80ac197fa6a | 824 | |
mbed_official | 330:c80ac197fa6a | 825 | /** |
mbed_official | 330:c80ac197fa6a | 826 | * @brief Return the FLASH User Option Byte value. |
mbed_official | 330:c80ac197fa6a | 827 | * @retval The FLASH User Option Bytes values: IWDG_SW(Bit0), RST_STOP(Bit1), RST_STDBY(Bit2), BOOT1(Bit4), |
mbed_official | 330:c80ac197fa6a | 828 | * VDDA_Analog_Monitoring(Bit5) and SRAM_Parity_Enable(Bit6). |
mbed_official | 330:c80ac197fa6a | 829 | * And SDADC12_VDD_MONITOR(Bit7) for STM32F373 or STM32F378 . |
mbed_official | 330:c80ac197fa6a | 830 | */ |
mbed_official | 330:c80ac197fa6a | 831 | static uint8_t FLASH_OB_GetUser(void) |
mbed_official | 330:c80ac197fa6a | 832 | { |
mbed_official | 330:c80ac197fa6a | 833 | /* Return the User Option Byte */ |
mbed_official | 330:c80ac197fa6a | 834 | return (uint8_t)(READ_REG(FLASH->OBR) >> 8); |
mbed_official | 330:c80ac197fa6a | 835 | } |
mbed_official | 330:c80ac197fa6a | 836 | |
mbed_official | 330:c80ac197fa6a | 837 | /** |
mbed_official | 330:c80ac197fa6a | 838 | * @} |
mbed_official | 330:c80ac197fa6a | 839 | */ |
mbed_official | 330:c80ac197fa6a | 840 | |
mbed_official | 330:c80ac197fa6a | 841 | #endif /* HAL_FLASH_MODULE_ENABLED */ |
mbed_official | 330:c80ac197fa6a | 842 | |
mbed_official | 330:c80ac197fa6a | 843 | |
mbed_official | 330:c80ac197fa6a | 844 | /** |
mbed_official | 330:c80ac197fa6a | 845 | * @} |
mbed_official | 330:c80ac197fa6a | 846 | */ |
mbed_official | 330:c80ac197fa6a | 847 | |
mbed_official | 330:c80ac197fa6a | 848 | /** |
mbed_official | 330:c80ac197fa6a | 849 | * @} |
mbed_official | 330:c80ac197fa6a | 850 | */ |
mbed_official | 330:c80ac197fa6a | 851 | |
mbed_official | 330:c80ac197fa6a | 852 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |