shao ziyang
mbed library sources
Dependents: frdm_kl05z_gpio_test
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mbed official
targets/cmsis/TARGET_STM/TARGET_NUCLEO_F334R8/stm32f3xx_hal_flash_ex.c@237:f3da66175598, 2014-06-24 (annotated)
- Committer:
- mbed_official
- Date:
- Tue Jun 24 14:45:08 2014 +0100
- Revision:
- 237:f3da66175598
Synchronized with git revision 8ef659bca81f12dfc896b5a7af7c2abbd1a1b8b7
Full URL: https://github.com/mbedmicro/mbed/commit/8ef659bca81f12dfc896b5a7af7c2abbd1a1b8b7/
[NUCLEO_F334R8] Add platform files
Who changed what in which revision?
| User | Revision | Line number | New contents of line |
|---|---|---|---|
| mbed_official | 237:f3da66175598 | 1 | /** |
| mbed_official | 237:f3da66175598 | 2 | ****************************************************************************** |
| mbed_official | 237:f3da66175598 | 3 | * @file stm32f3xx_hal_flash_ex.c |
| mbed_official | 237:f3da66175598 | 4 | * @author MCD Application Team |
| mbed_official | 237:f3da66175598 | 5 | * @version V1.0.1 |
| mbed_official | 237:f3da66175598 | 6 | * @date 18-June-2014 |
| mbed_official | 237:f3da66175598 | 7 | * @brief Extended FLASH HAL module driver. |
| mbed_official | 237:f3da66175598 | 8 | * |
| mbed_official | 237:f3da66175598 | 9 | * This file provides firmware functions to manage the following |
| mbed_official | 237:f3da66175598 | 10 | * functionalities of the FLASH peripheral: |
| mbed_official | 237:f3da66175598 | 11 | * + Extended Initialization/de-initialization functions |
| mbed_official | 237:f3da66175598 | 12 | * + Extended I/O operation functions |
| mbed_official | 237:f3da66175598 | 13 | * + Extended Peripheral Control functions |
| mbed_official | 237:f3da66175598 | 14 | * + Extended Peripheral State functions |
| mbed_official | 237:f3da66175598 | 15 | * |
| mbed_official | 237:f3da66175598 | 16 | @verbatim |
| mbed_official | 237:f3da66175598 | 17 | ============================================================================== |
| mbed_official | 237:f3da66175598 | 18 | ##### Flash peripheral extended features ##### |
| mbed_official | 237:f3da66175598 | 19 | ============================================================================== |
| mbed_official | 237:f3da66175598 | 20 | |
| mbed_official | 237:f3da66175598 | 21 | ##### How to use this driver ##### |
| mbed_official | 237:f3da66175598 | 22 | ============================================================================== |
| mbed_official | 237:f3da66175598 | 23 | [..] This driver provides functions to configure and program the FLASH memory |
| mbed_official | 237:f3da66175598 | 24 | of all STM32F3xxx devices. It includes |
| mbed_official | 237:f3da66175598 | 25 | |
| mbed_official | 237:f3da66175598 | 26 | (++) Set/Reset the write protection |
| mbed_official | 237:f3da66175598 | 27 | (++) Program the user Option Bytes |
| mbed_official | 237:f3da66175598 | 28 | (++) Get the Read protection Level |
| mbed_official | 237:f3da66175598 | 29 | |
| mbed_official | 237:f3da66175598 | 30 | @endverbatim |
| mbed_official | 237:f3da66175598 | 31 | ****************************************************************************** |
| mbed_official | 237:f3da66175598 | 32 | * @attention |
| mbed_official | 237:f3da66175598 | 33 | * |
| mbed_official | 237:f3da66175598 | 34 | * <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2> |
| mbed_official | 237:f3da66175598 | 35 | * |
| mbed_official | 237:f3da66175598 | 36 | * Redistribution and use in source and binary forms, with or without modification, |
| mbed_official | 237:f3da66175598 | 37 | * are permitted provided that the following conditions are met: |
| mbed_official | 237:f3da66175598 | 38 | * 1. Redistributions of source code must retain the above copyright notice, |
| mbed_official | 237:f3da66175598 | 39 | * this list of conditions and the following disclaimer. |
| mbed_official | 237:f3da66175598 | 40 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
| mbed_official | 237:f3da66175598 | 41 | * this list of conditions and the following disclaimer in the documentation |
| mbed_official | 237:f3da66175598 | 42 | * and/or other materials provided with the distribution. |
| mbed_official | 237:f3da66175598 | 43 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
| mbed_official | 237:f3da66175598 | 44 | * may be used to endorse or promote products derived from this software |
| mbed_official | 237:f3da66175598 | 45 | * without specific prior written permission. |
| mbed_official | 237:f3da66175598 | 46 | * |
| mbed_official | 237:f3da66175598 | 47 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| mbed_official | 237:f3da66175598 | 48 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| mbed_official | 237:f3da66175598 | 49 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| mbed_official | 237:f3da66175598 | 50 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
| mbed_official | 237:f3da66175598 | 51 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
| mbed_official | 237:f3da66175598 | 52 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
| mbed_official | 237:f3da66175598 | 53 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
| mbed_official | 237:f3da66175598 | 54 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
| mbed_official | 237:f3da66175598 | 55 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| mbed_official | 237:f3da66175598 | 56 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| mbed_official | 237:f3da66175598 | 57 | * |
| mbed_official | 237:f3da66175598 | 58 | ****************************************************************************** |
| mbed_official | 237:f3da66175598 | 59 | */ |
| mbed_official | 237:f3da66175598 | 60 | |
| mbed_official | 237:f3da66175598 | 61 | /* Includes ------------------------------------------------------------------*/ |
| mbed_official | 237:f3da66175598 | 62 | #include "stm32f3xx_hal.h" |
| mbed_official | 237:f3da66175598 | 63 | |
| mbed_official | 237:f3da66175598 | 64 | /** @addtogroup STM32F3xx_HAL_Driver |
| mbed_official | 237:f3da66175598 | 65 | * @{ |
| mbed_official | 237:f3da66175598 | 66 | */ |
| mbed_official | 237:f3da66175598 | 67 | |
| mbed_official | 237:f3da66175598 | 68 | /** @addtogroup FLASH |
| mbed_official | 237:f3da66175598 | 69 | * @brief FLASH HAL module driver |
| mbed_official | 237:f3da66175598 | 70 | * @{ |
| mbed_official | 237:f3da66175598 | 71 | */ |
| mbed_official | 237:f3da66175598 | 72 | |
| mbed_official | 237:f3da66175598 | 73 | #ifdef HAL_FLASH_MODULE_ENABLED |
| mbed_official | 237:f3da66175598 | 74 | |
| mbed_official | 237:f3da66175598 | 75 | /* Private typedef -----------------------------------------------------------*/ |
| mbed_official | 237:f3da66175598 | 76 | /* Private define ------------------------------------------------------------*/ |
| mbed_official | 237:f3da66175598 | 77 | #define HAL_FLASH_TIMEOUT_VALUE ((uint32_t)50000)/* 50 s */ |
| mbed_official | 237:f3da66175598 | 78 | /* Private macro -------------------------------------------------------------*/ |
| mbed_official | 237:f3da66175598 | 79 | /* Private variables ---------------------------------------------------------*/ |
| mbed_official | 237:f3da66175598 | 80 | /* Variables used for Erase pages under interruption*/ |
| mbed_official | 237:f3da66175598 | 81 | extern FLASH_ProcessTypeDef pFlash; |
| mbed_official | 237:f3da66175598 | 82 | /* Private function prototypes -----------------------------------------------*/ |
| mbed_official | 237:f3da66175598 | 83 | /* Erase operations */ |
| mbed_official | 237:f3da66175598 | 84 | extern void FLASH_PageErase(uint32_t PageAddress); |
| mbed_official | 237:f3da66175598 | 85 | static void FLASH_MassErase(void); |
| mbed_official | 237:f3da66175598 | 86 | |
| mbed_official | 237:f3da66175598 | 87 | /* Option bytes control */ |
| mbed_official | 237:f3da66175598 | 88 | static HAL_StatusTypeDef FLASH_OB_EnableWRP(uint32_t WriteProtectPage); |
| mbed_official | 237:f3da66175598 | 89 | static HAL_StatusTypeDef FLASH_OB_DisableWRP(uint32_t WriteProtectPage); |
| mbed_official | 237:f3da66175598 | 90 | static HAL_StatusTypeDef FLASH_OB_RDP_LevelConfig(uint8_t ReadProtectLevel); |
| mbed_official | 237:f3da66175598 | 91 | static HAL_StatusTypeDef FLASH_OB_UserConfig(uint8_t UserConfig); |
| mbed_official | 237:f3da66175598 | 92 | static HAL_StatusTypeDef FLASH_OB_ProgramData(uint32_t Address, uint8_t Data); |
| mbed_official | 237:f3da66175598 | 93 | static uint32_t FLASH_OB_GetWRP(void); |
| mbed_official | 237:f3da66175598 | 94 | static FlagStatus FLASH_OB_GetRDP(void); |
| mbed_official | 237:f3da66175598 | 95 | static uint8_t FLASH_OB_GetUser(void); |
| mbed_official | 237:f3da66175598 | 96 | |
| mbed_official | 237:f3da66175598 | 97 | /* Private functions ---------------------------------------------------------*/ |
| mbed_official | 237:f3da66175598 | 98 | extern HAL_StatusTypeDef FLASH_WaitForLastOperation(uint32_t Timeout); |
| mbed_official | 237:f3da66175598 | 99 | |
| mbed_official | 237:f3da66175598 | 100 | /** @addtogroup FLASH_Private_Functions |
| mbed_official | 237:f3da66175598 | 101 | * @{ |
| mbed_official | 237:f3da66175598 | 102 | */ |
| mbed_official | 237:f3da66175598 | 103 | |
| mbed_official | 237:f3da66175598 | 104 | /** @addtogroup FLASH_Group1 Initialization/de-initialization functions |
| mbed_official | 237:f3da66175598 | 105 | * @brief Initialization and Configuration functions |
| mbed_official | 237:f3da66175598 | 106 | * |
| mbed_official | 237:f3da66175598 | 107 | @verbatim |
| mbed_official | 237:f3da66175598 | 108 | =============================================================================== |
| mbed_official | 237:f3da66175598 | 109 | ##### Initialization/de-initialization functions ##### |
| mbed_official | 237:f3da66175598 | 110 | =============================================================================== |
| mbed_official | 237:f3da66175598 | 111 | |
| mbed_official | 237:f3da66175598 | 112 | @endverbatim |
| mbed_official | 237:f3da66175598 | 113 | * @{ |
| mbed_official | 237:f3da66175598 | 114 | */ |
| mbed_official | 237:f3da66175598 | 115 | |
| mbed_official | 237:f3da66175598 | 116 | |
| mbed_official | 237:f3da66175598 | 117 | /** |
| mbed_official | 237:f3da66175598 | 118 | * @} |
| mbed_official | 237:f3da66175598 | 119 | */ |
| mbed_official | 237:f3da66175598 | 120 | |
| mbed_official | 237:f3da66175598 | 121 | /** @addtogroup FLASH_Group2 I/O operation functions |
| mbed_official | 237:f3da66175598 | 122 | * @brief I/O operation functions |
| mbed_official | 237:f3da66175598 | 123 | * |
| mbed_official | 237:f3da66175598 | 124 | @verbatim |
| mbed_official | 237:f3da66175598 | 125 | =============================================================================== |
| mbed_official | 237:f3da66175598 | 126 | ##### IO operation functions ##### |
| mbed_official | 237:f3da66175598 | 127 | =============================================================================== |
| mbed_official | 237:f3da66175598 | 128 | |
| mbed_official | 237:f3da66175598 | 129 | @endverbatim |
| mbed_official | 237:f3da66175598 | 130 | * @{ |
| mbed_official | 237:f3da66175598 | 131 | */ |
| mbed_official | 237:f3da66175598 | 132 | /** |
| mbed_official | 237:f3da66175598 | 133 | * @brief Perform a mass erase or erase the specified FLASH memory pages |
| mbed_official | 237:f3da66175598 | 134 | * @note The function HAL_FLASH_Unlock() should be called before to unlock the FLASH interface |
| mbed_official | 237:f3da66175598 | 135 | * The function HAL_FLASH_Lock() should be called after to lock the FLASH interface |
| mbed_official | 237:f3da66175598 | 136 | * @param[in] pEraseInit: pointer to an FLASH_EraseInitTypeDef structure that |
| mbed_official | 237:f3da66175598 | 137 | * contains the configuration information for the erasing. |
| mbed_official | 237:f3da66175598 | 138 | * |
| mbed_official | 237:f3da66175598 | 139 | * @param[out] PageError: pointer to variable that |
| mbed_official | 237:f3da66175598 | 140 | * contains the configuration information on faulty page in case of error |
| mbed_official | 237:f3da66175598 | 141 | * (0xFFFFFFFF means that all the pages have been correctly erased) |
| mbed_official | 237:f3da66175598 | 142 | * |
| mbed_official | 237:f3da66175598 | 143 | * @retval HAL_StatusTypeDef HAL Status |
| mbed_official | 237:f3da66175598 | 144 | */ |
| mbed_official | 237:f3da66175598 | 145 | HAL_StatusTypeDef HAL_FLASHEx_Erase(FLASH_EraseInitTypeDef *pEraseInit, uint32_t *PageError) |
| mbed_official | 237:f3da66175598 | 146 | { |
| mbed_official | 237:f3da66175598 | 147 | HAL_StatusTypeDef status = HAL_ERROR; |
| mbed_official | 237:f3da66175598 | 148 | uint32_t address = 0; |
| mbed_official | 237:f3da66175598 | 149 | |
| mbed_official | 237:f3da66175598 | 150 | /* Process Locked */ |
| mbed_official | 237:f3da66175598 | 151 | __HAL_LOCK(&pFlash); |
| mbed_official | 237:f3da66175598 | 152 | |
| mbed_official | 237:f3da66175598 | 153 | /* Check the parameters */ |
| mbed_official | 237:f3da66175598 | 154 | assert_param(IS_TYPEERASE(pEraseInit->TypeErase)); |
| mbed_official | 237:f3da66175598 | 155 | |
| mbed_official | 237:f3da66175598 | 156 | /* Wait for last operation to be completed */ |
| mbed_official | 237:f3da66175598 | 157 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
| mbed_official | 237:f3da66175598 | 158 | |
| mbed_official | 237:f3da66175598 | 159 | if (status == HAL_OK) |
| mbed_official | 237:f3da66175598 | 160 | { |
| mbed_official | 237:f3da66175598 | 161 | if (pEraseInit->TypeErase == TYPEERASE_MASSERASE) |
| mbed_official | 237:f3da66175598 | 162 | { |
| mbed_official | 237:f3da66175598 | 163 | /*Mass erase to be done*/ |
| mbed_official | 237:f3da66175598 | 164 | FLASH_MassErase(); |
| mbed_official | 237:f3da66175598 | 165 | |
| mbed_official | 237:f3da66175598 | 166 | /* Wait for last operation to be completed */ |
| mbed_official | 237:f3da66175598 | 167 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
| mbed_official | 237:f3da66175598 | 168 | |
| mbed_official | 237:f3da66175598 | 169 | /* Check FLASH End of Operation flag */ |
| mbed_official | 237:f3da66175598 | 170 | if (__HAL_FLASH_GET_FLAG(FLASH_FLAG_EOP)) |
| mbed_official | 237:f3da66175598 | 171 | { |
| mbed_official | 237:f3da66175598 | 172 | /* Clear FLASH End of Operation pending bit */ |
| mbed_official | 237:f3da66175598 | 173 | __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP); |
| mbed_official | 237:f3da66175598 | 174 | } |
| mbed_official | 237:f3da66175598 | 175 | |
| mbed_official | 237:f3da66175598 | 176 | /* If the erase operation is completed, disable the MER Bit */ |
| mbed_official | 237:f3da66175598 | 177 | CLEAR_BIT(FLASH->CR, FLASH_CR_MER); |
| mbed_official | 237:f3da66175598 | 178 | } |
| mbed_official | 237:f3da66175598 | 179 | else |
| mbed_official | 237:f3da66175598 | 180 | { |
| mbed_official | 237:f3da66175598 | 181 | /* Check the parameters */ |
| mbed_official | 237:f3da66175598 | 182 | assert_param(IS_FLASH_PROGRAM_ADDRESS(pEraseInit->PageAddress)); |
| mbed_official | 237:f3da66175598 | 183 | assert_param(IS_FLASH_NB_PAGES(pEraseInit->PageAddress, pEraseInit->NbPages)); |
| mbed_official | 237:f3da66175598 | 184 | |
| mbed_official | 237:f3da66175598 | 185 | /*Initialization of PageError variable*/ |
| mbed_official | 237:f3da66175598 | 186 | *PageError = 0xFFFFFFFF; |
| mbed_official | 237:f3da66175598 | 187 | |
| mbed_official | 237:f3da66175598 | 188 | /* Erase by page by page to be done*/ |
| mbed_official | 237:f3da66175598 | 189 | for(address = pEraseInit->PageAddress; |
| mbed_official | 237:f3da66175598 | 190 | address < (pEraseInit->PageAddress + (pEraseInit->NbPages)*FLASH_PAGE_SIZE); |
| mbed_official | 237:f3da66175598 | 191 | address += FLASH_PAGE_SIZE) |
| mbed_official | 237:f3da66175598 | 192 | { |
| mbed_official | 237:f3da66175598 | 193 | FLASH_PageErase(address); |
| mbed_official | 237:f3da66175598 | 194 | |
| mbed_official | 237:f3da66175598 | 195 | /* Wait for last operation to be completed */ |
| mbed_official | 237:f3da66175598 | 196 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
| mbed_official | 237:f3da66175598 | 197 | |
| mbed_official | 237:f3da66175598 | 198 | /* Check FLASH End of Operation flag */ |
| mbed_official | 237:f3da66175598 | 199 | if (__HAL_FLASH_GET_FLAG(FLASH_FLAG_EOP)) |
| mbed_official | 237:f3da66175598 | 200 | { |
| mbed_official | 237:f3da66175598 | 201 | /* Clear FLASH End of Operation pending bit */ |
| mbed_official | 237:f3da66175598 | 202 | __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP); |
| mbed_official | 237:f3da66175598 | 203 | } |
| mbed_official | 237:f3da66175598 | 204 | |
| mbed_official | 237:f3da66175598 | 205 | /* If the erase operation is completed, disable the PER Bit */ |
| mbed_official | 237:f3da66175598 | 206 | CLEAR_BIT(FLASH->CR, FLASH_CR_PER); |
| mbed_official | 237:f3da66175598 | 207 | |
| mbed_official | 237:f3da66175598 | 208 | if (status != HAL_OK) |
| mbed_official | 237:f3da66175598 | 209 | { |
| mbed_official | 237:f3da66175598 | 210 | /* In case of error, stop erase procedure and return the faulty address */ |
| mbed_official | 237:f3da66175598 | 211 | *PageError = address; |
| mbed_official | 237:f3da66175598 | 212 | break; |
| mbed_official | 237:f3da66175598 | 213 | } |
| mbed_official | 237:f3da66175598 | 214 | } |
| mbed_official | 237:f3da66175598 | 215 | } |
| mbed_official | 237:f3da66175598 | 216 | } |
| mbed_official | 237:f3da66175598 | 217 | |
| mbed_official | 237:f3da66175598 | 218 | /* Process Unlocked */ |
| mbed_official | 237:f3da66175598 | 219 | __HAL_UNLOCK(&pFlash); |
| mbed_official | 237:f3da66175598 | 220 | |
| mbed_official | 237:f3da66175598 | 221 | return status; |
| mbed_official | 237:f3da66175598 | 222 | } |
| mbed_official | 237:f3da66175598 | 223 | |
| mbed_official | 237:f3da66175598 | 224 | /** |
| mbed_official | 237:f3da66175598 | 225 | * @brief Perform a mass erase or erase the specified FLASH memory sectors with interrupt enabled |
| mbed_official | 237:f3da66175598 | 226 | * @note The function HAL_FLASH_Unlock() should be called before to unlock the FLASH interface |
| mbed_official | 237:f3da66175598 | 227 | * The function HAL_FLASH_Lock() should be called after to lock the FLASH interface |
| mbed_official | 237:f3da66175598 | 228 | * @param pEraseInit: pointer to an FLASH_EraseInitTypeDef structure that |
| mbed_official | 237:f3da66175598 | 229 | * contains the configuration information for the erasing. |
| mbed_official | 237:f3da66175598 | 230 | * |
| mbed_official | 237:f3da66175598 | 231 | * @retval HAL_StatusTypeDef HAL Status |
| mbed_official | 237:f3da66175598 | 232 | */ |
| mbed_official | 237:f3da66175598 | 233 | HAL_StatusTypeDef HAL_FLASHEx_Erase_IT(FLASH_EraseInitTypeDef *pEraseInit) |
| mbed_official | 237:f3da66175598 | 234 | { |
| mbed_official | 237:f3da66175598 | 235 | HAL_StatusTypeDef status = HAL_OK; |
| mbed_official | 237:f3da66175598 | 236 | |
| mbed_official | 237:f3da66175598 | 237 | /* Process Locked */ |
| mbed_official | 237:f3da66175598 | 238 | __HAL_LOCK(&pFlash); |
| mbed_official | 237:f3da66175598 | 239 | |
| mbed_official | 237:f3da66175598 | 240 | /* Check the parameters */ |
| mbed_official | 237:f3da66175598 | 241 | assert_param(IS_TYPEERASE(pEraseInit->TypeErase)); |
| mbed_official | 237:f3da66175598 | 242 | |
| mbed_official | 237:f3da66175598 | 243 | /* Enable End of FLASH Operation and Error source interrupts */ |
| mbed_official | 237:f3da66175598 | 244 | __HAL_FLASH_ENABLE_IT((FLASH_IT_EOP | FLASH_IT_ERR)); |
| mbed_official | 237:f3da66175598 | 245 | |
| mbed_official | 237:f3da66175598 | 246 | if (pEraseInit->TypeErase == TYPEERASE_MASSERASE) |
| mbed_official | 237:f3da66175598 | 247 | { |
| mbed_official | 237:f3da66175598 | 248 | /*Mass erase to be done*/ |
| mbed_official | 237:f3da66175598 | 249 | pFlash.ProcedureOnGoing = FLASH_PROC_MASSERASE; |
| mbed_official | 237:f3da66175598 | 250 | FLASH_MassErase(); |
| mbed_official | 237:f3da66175598 | 251 | } |
| mbed_official | 237:f3da66175598 | 252 | else |
| mbed_official | 237:f3da66175598 | 253 | { |
| mbed_official | 237:f3da66175598 | 254 | /* Erase by page to be done*/ |
| mbed_official | 237:f3da66175598 | 255 | |
| mbed_official | 237:f3da66175598 | 256 | /* Check the parameters */ |
| mbed_official | 237:f3da66175598 | 257 | assert_param(IS_FLASH_PROGRAM_ADDRESS(pEraseInit->PageAddress)); |
| mbed_official | 237:f3da66175598 | 258 | assert_param(IS_FLASH_NB_PAGES(pEraseInit->PageAddress, pEraseInit->NbPages)); |
| mbed_official | 237:f3da66175598 | 259 | |
| mbed_official | 237:f3da66175598 | 260 | pFlash.ProcedureOnGoing = FLASH_PROC_PAGEERASE; |
| mbed_official | 237:f3da66175598 | 261 | pFlash.DataRemaining = pEraseInit->NbPages; |
| mbed_official | 237:f3da66175598 | 262 | pFlash.Address = pEraseInit->PageAddress; |
| mbed_official | 237:f3da66175598 | 263 | |
| mbed_official | 237:f3da66175598 | 264 | /*Erase 1st page and wait for IT*/ |
| mbed_official | 237:f3da66175598 | 265 | FLASH_PageErase(pEraseInit->PageAddress); |
| mbed_official | 237:f3da66175598 | 266 | } |
| mbed_official | 237:f3da66175598 | 267 | |
| mbed_official | 237:f3da66175598 | 268 | return status; |
| mbed_official | 237:f3da66175598 | 269 | } |
| mbed_official | 237:f3da66175598 | 270 | |
| mbed_official | 237:f3da66175598 | 271 | /** |
| mbed_official | 237:f3da66175598 | 272 | * @} |
| mbed_official | 237:f3da66175598 | 273 | */ |
| mbed_official | 237:f3da66175598 | 274 | |
| mbed_official | 237:f3da66175598 | 275 | /** @addtogroup FLASH_Group3 Peripheral Control functions |
| mbed_official | 237:f3da66175598 | 276 | * @brief Peripheral Control functions |
| mbed_official | 237:f3da66175598 | 277 | * |
| mbed_official | 237:f3da66175598 | 278 | @verbatim |
| mbed_official | 237:f3da66175598 | 279 | =============================================================================== |
| mbed_official | 237:f3da66175598 | 280 | ##### Peripheral Control functions ##### |
| mbed_official | 237:f3da66175598 | 281 | =============================================================================== |
| mbed_official | 237:f3da66175598 | 282 | [..] |
| mbed_official | 237:f3da66175598 | 283 | This subsection provides a set of functions allowing to control the FLASH |
| mbed_official | 237:f3da66175598 | 284 | memory operations. |
| mbed_official | 237:f3da66175598 | 285 | |
| mbed_official | 237:f3da66175598 | 286 | @endverbatim |
| mbed_official | 237:f3da66175598 | 287 | * @{ |
| mbed_official | 237:f3da66175598 | 288 | */ |
| mbed_official | 237:f3da66175598 | 289 | /** |
| mbed_official | 237:f3da66175598 | 290 | * @brief Erases the FLASH option bytes. |
| mbed_official | 237:f3da66175598 | 291 | * @note This functions erases all option bytes except the Read protection (RDP). |
| mbed_official | 237:f3da66175598 | 292 | * The function HAL_FLASH_Unlock() should be called before to unlock the FLASH interface |
| mbed_official | 237:f3da66175598 | 293 | * The function HAL_FLASH_OB_Unlock() should be called before to unlock the options bytes |
| mbed_official | 237:f3da66175598 | 294 | * The function HAL_FLASH_OB_Launch() should be called after to force the reload of the options bytes |
| mbed_official | 237:f3da66175598 | 295 | * (system reset will occur) |
| mbed_official | 237:f3da66175598 | 296 | * @param None |
| mbed_official | 237:f3da66175598 | 297 | * @retval HAL status |
| mbed_official | 237:f3da66175598 | 298 | */ |
| mbed_official | 237:f3da66175598 | 299 | |
| mbed_official | 237:f3da66175598 | 300 | HAL_StatusTypeDef HAL_FLASHEx_OBErase(void) |
| mbed_official | 237:f3da66175598 | 301 | { |
| mbed_official | 237:f3da66175598 | 302 | uint8_t rdptmp = OB_RDP_LEVEL_0; |
| mbed_official | 237:f3da66175598 | 303 | HAL_StatusTypeDef status = HAL_ERROR; |
| mbed_official | 237:f3da66175598 | 304 | FLASH_OBProgramInitTypeDef optionsbytes; |
| mbed_official | 237:f3da66175598 | 305 | |
| mbed_official | 237:f3da66175598 | 306 | /* Get the actual read protection Option Byte value */ |
| mbed_official | 237:f3da66175598 | 307 | HAL_FLASHEx_OBGetConfig(&optionsbytes); |
| mbed_official | 237:f3da66175598 | 308 | if(optionsbytes.RDPLevel != RESET) |
| mbed_official | 237:f3da66175598 | 309 | { |
| mbed_official | 237:f3da66175598 | 310 | rdptmp = OB_RDP_LEVEL_1; |
| mbed_official | 237:f3da66175598 | 311 | } |
| mbed_official | 237:f3da66175598 | 312 | |
| mbed_official | 237:f3da66175598 | 313 | /* Wait for last operation to be completed */ |
| mbed_official | 237:f3da66175598 | 314 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
| mbed_official | 237:f3da66175598 | 315 | |
| mbed_official | 237:f3da66175598 | 316 | /* Clear pending flags (if any) */ |
| mbed_official | 237:f3da66175598 | 317 | __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP | FLASH_FLAG_WRPERR | FLASH_FLAG_PGERR); |
| mbed_official | 237:f3da66175598 | 318 | |
| mbed_official | 237:f3da66175598 | 319 | if(status == HAL_OK) |
| mbed_official | 237:f3da66175598 | 320 | { |
| mbed_official | 237:f3da66175598 | 321 | /* If the previous operation is completed, proceed to erase the option bytes */ |
| mbed_official | 237:f3da66175598 | 322 | SET_BIT(FLASH->CR, FLASH_CR_OPTER); |
| mbed_official | 237:f3da66175598 | 323 | SET_BIT(FLASH->CR, FLASH_CR_STRT); |
| mbed_official | 237:f3da66175598 | 324 | |
| mbed_official | 237:f3da66175598 | 325 | /* Wait for last operation to be completed */ |
| mbed_official | 237:f3da66175598 | 326 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
| mbed_official | 237:f3da66175598 | 327 | |
| mbed_official | 237:f3da66175598 | 328 | /* If the erase operation is completed, disable the OPTER Bit */ |
| mbed_official | 237:f3da66175598 | 329 | CLEAR_BIT(FLASH->CR, FLASH_CR_OPTER); |
| mbed_official | 237:f3da66175598 | 330 | |
| mbed_official | 237:f3da66175598 | 331 | if(status == HAL_OK) |
| mbed_official | 237:f3da66175598 | 332 | { |
| mbed_official | 237:f3da66175598 | 333 | /* Restore the last read protection Option Byte value */ |
| mbed_official | 237:f3da66175598 | 334 | optionsbytes.OptionType = OPTIONBYTE_RDP; |
| mbed_official | 237:f3da66175598 | 335 | optionsbytes.RDPLevel = rdptmp; |
| mbed_official | 237:f3da66175598 | 336 | status = HAL_FLASHEx_OBProgram(&optionsbytes); |
| mbed_official | 237:f3da66175598 | 337 | } |
| mbed_official | 237:f3da66175598 | 338 | } |
| mbed_official | 237:f3da66175598 | 339 | |
| mbed_official | 237:f3da66175598 | 340 | /* Return the erase status */ |
| mbed_official | 237:f3da66175598 | 341 | return status; |
| mbed_official | 237:f3da66175598 | 342 | } |
| mbed_official | 237:f3da66175598 | 343 | |
| mbed_official | 237:f3da66175598 | 344 | /** |
| mbed_official | 237:f3da66175598 | 345 | * @brief Program option bytes |
| mbed_official | 237:f3da66175598 | 346 | * @note The function HAL_FLASH_Unlock() should be called before to unlock the FLASH interface |
| mbed_official | 237:f3da66175598 | 347 | * The function HAL_FLASH_OB_Unlock() should be called before to unlock the options bytes |
| mbed_official | 237:f3da66175598 | 348 | * The function HAL_FLASH_OB_Launch() should be called after to force the reload of the options bytes |
| mbed_official | 237:f3da66175598 | 349 | * (system reset will occur) |
| mbed_official | 237:f3da66175598 | 350 | * |
| mbed_official | 237:f3da66175598 | 351 | * @param pOBInit: pointer to an FLASH_OBInitStruct structure that |
| mbed_official | 237:f3da66175598 | 352 | * contains the configuration information for the programming. |
| mbed_official | 237:f3da66175598 | 353 | * |
| mbed_official | 237:f3da66175598 | 354 | * @retval HAL_StatusTypeDef HAL Status |
| mbed_official | 237:f3da66175598 | 355 | */ |
| mbed_official | 237:f3da66175598 | 356 | HAL_StatusTypeDef HAL_FLASHEx_OBProgram(FLASH_OBProgramInitTypeDef *pOBInit) |
| mbed_official | 237:f3da66175598 | 357 | { |
| mbed_official | 237:f3da66175598 | 358 | HAL_StatusTypeDef status = HAL_ERROR; |
| mbed_official | 237:f3da66175598 | 359 | |
| mbed_official | 237:f3da66175598 | 360 | /* Check the parameters */ |
| mbed_official | 237:f3da66175598 | 361 | assert_param(IS_OPTIONBYTE(pOBInit->OptionType)); |
| mbed_official | 237:f3da66175598 | 362 | |
| mbed_official | 237:f3da66175598 | 363 | /* Write protection configuration */ |
| mbed_official | 237:f3da66175598 | 364 | if((pOBInit->OptionType & OPTIONBYTE_WRP) == OPTIONBYTE_WRP) |
| mbed_official | 237:f3da66175598 | 365 | { |
| mbed_official | 237:f3da66175598 | 366 | assert_param(IS_WRPSTATE(pOBInit->WRPState)); |
| mbed_official | 237:f3da66175598 | 367 | if (pOBInit->WRPState == WRPSTATE_ENABLE) |
| mbed_official | 237:f3da66175598 | 368 | { |
| mbed_official | 237:f3da66175598 | 369 | /* Enable of Write protection on the selected page */ |
| mbed_official | 237:f3da66175598 | 370 | status = FLASH_OB_EnableWRP(pOBInit->WRPPage); |
| mbed_official | 237:f3da66175598 | 371 | } |
| mbed_official | 237:f3da66175598 | 372 | else |
| mbed_official | 237:f3da66175598 | 373 | { |
| mbed_official | 237:f3da66175598 | 374 | /* Disable of Write protection on the selected page */ |
| mbed_official | 237:f3da66175598 | 375 | status = FLASH_OB_DisableWRP(pOBInit->WRPPage); |
| mbed_official | 237:f3da66175598 | 376 | } |
| mbed_official | 237:f3da66175598 | 377 | } |
| mbed_official | 237:f3da66175598 | 378 | |
| mbed_official | 237:f3da66175598 | 379 | /* Read protection configuration */ |
| mbed_official | 237:f3da66175598 | 380 | if((pOBInit->OptionType & OPTIONBYTE_RDP) == OPTIONBYTE_RDP) |
| mbed_official | 237:f3da66175598 | 381 | { |
| mbed_official | 237:f3da66175598 | 382 | status = FLASH_OB_RDP_LevelConfig(pOBInit->RDPLevel); |
| mbed_official | 237:f3da66175598 | 383 | } |
| mbed_official | 237:f3da66175598 | 384 | |
| mbed_official | 237:f3da66175598 | 385 | /* USER configuration */ |
| mbed_official | 237:f3da66175598 | 386 | if((pOBInit->OptionType & OPTIONBYTE_USER) == OPTIONBYTE_USER) |
| mbed_official | 237:f3da66175598 | 387 | { |
| mbed_official | 237:f3da66175598 | 388 | status = FLASH_OB_UserConfig(pOBInit->USERConfig); |
| mbed_official | 237:f3da66175598 | 389 | } |
| mbed_official | 237:f3da66175598 | 390 | |
| mbed_official | 237:f3da66175598 | 391 | /* DATA configuration*/ |
| mbed_official | 237:f3da66175598 | 392 | if((pOBInit->OptionType & OPTIONBYTE_DATA) == OPTIONBYTE_DATA) |
| mbed_official | 237:f3da66175598 | 393 | { |
| mbed_official | 237:f3da66175598 | 394 | status = FLASH_OB_ProgramData(pOBInit->DATAAddress, pOBInit->DATAData); |
| mbed_official | 237:f3da66175598 | 395 | } |
| mbed_official | 237:f3da66175598 | 396 | |
| mbed_official | 237:f3da66175598 | 397 | return status; |
| mbed_official | 237:f3da66175598 | 398 | } |
| mbed_official | 237:f3da66175598 | 399 | |
| mbed_official | 237:f3da66175598 | 400 | /** |
| mbed_official | 237:f3da66175598 | 401 | * @brief Get the Option byte configuration |
| mbed_official | 237:f3da66175598 | 402 | * @param pOBInit: pointer to an FLASH_OBInitStruct structure that |
| mbed_official | 237:f3da66175598 | 403 | * contains the configuration information for the programming. |
| mbed_official | 237:f3da66175598 | 404 | * |
| mbed_official | 237:f3da66175598 | 405 | * @retval None |
| mbed_official | 237:f3da66175598 | 406 | */ |
| mbed_official | 237:f3da66175598 | 407 | void HAL_FLASHEx_OBGetConfig(FLASH_OBProgramInitTypeDef *pOBInit) |
| mbed_official | 237:f3da66175598 | 408 | { |
| mbed_official | 237:f3da66175598 | 409 | pOBInit->OptionType = OPTIONBYTE_WRP | OPTIONBYTE_RDP | OPTIONBYTE_USER; |
| mbed_official | 237:f3da66175598 | 410 | |
| mbed_official | 237:f3da66175598 | 411 | /*Get WRP*/ |
| mbed_official | 237:f3da66175598 | 412 | pOBInit->WRPPage = FLASH_OB_GetWRP(); |
| mbed_official | 237:f3da66175598 | 413 | |
| mbed_official | 237:f3da66175598 | 414 | /*Get RDP Level*/ |
| mbed_official | 237:f3da66175598 | 415 | pOBInit->RDPLevel = FLASH_OB_GetRDP(); |
| mbed_official | 237:f3da66175598 | 416 | |
| mbed_official | 237:f3da66175598 | 417 | /*Get USER*/ |
| mbed_official | 237:f3da66175598 | 418 | pOBInit->USERConfig = FLASH_OB_GetUser(); |
| mbed_official | 237:f3da66175598 | 419 | } |
| mbed_official | 237:f3da66175598 | 420 | |
| mbed_official | 237:f3da66175598 | 421 | /** |
| mbed_official | 237:f3da66175598 | 422 | * @} |
| mbed_official | 237:f3da66175598 | 423 | */ |
| mbed_official | 237:f3da66175598 | 424 | |
| mbed_official | 237:f3da66175598 | 425 | /** |
| mbed_official | 237:f3da66175598 | 426 | * @brief Mass erase of FLASH memory |
| mbed_official | 237:f3da66175598 | 427 | * @param None |
| mbed_official | 237:f3da66175598 | 428 | * |
| mbed_official | 237:f3da66175598 | 429 | * @retval None |
| mbed_official | 237:f3da66175598 | 430 | */ |
| mbed_official | 237:f3da66175598 | 431 | static void FLASH_MassErase(void) |
| mbed_official | 237:f3da66175598 | 432 | { |
| mbed_official | 237:f3da66175598 | 433 | /* Clear pending flags (if any) */ |
| mbed_official | 237:f3da66175598 | 434 | __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP | FLASH_FLAG_WRPERR | FLASH_FLAG_PGERR); |
| mbed_official | 237:f3da66175598 | 435 | |
| mbed_official | 237:f3da66175598 | 436 | /* Proceed to erase all sectors */ |
| mbed_official | 237:f3da66175598 | 437 | SET_BIT(FLASH->CR, FLASH_CR_MER); |
| mbed_official | 237:f3da66175598 | 438 | SET_BIT(FLASH->CR, FLASH_CR_STRT); |
| mbed_official | 237:f3da66175598 | 439 | } |
| mbed_official | 237:f3da66175598 | 440 | |
| mbed_official | 237:f3da66175598 | 441 | /** |
| mbed_official | 237:f3da66175598 | 442 | * @brief Enable the write protection of the desired pages |
| mbed_official | 237:f3da66175598 | 443 | * @note When the memory read protection level is selected (RDP level = 1), |
| mbed_official | 237:f3da66175598 | 444 | * it is not possible to program or erase the flash page i if CortexM4 |
| mbed_official | 237:f3da66175598 | 445 | * debug features are connected or boot code is executed in RAM, even if nWRPi = 1 |
| mbed_official | 237:f3da66175598 | 446 | * |
| mbed_official | 237:f3da66175598 | 447 | * @param WriteProtectPage: specifies the page(s) to be write protected. |
| mbed_official | 237:f3da66175598 | 448 | * The value of this parameter depend on device used within the same series |
| mbed_official | 237:f3da66175598 | 449 | * @retval HAL status |
| mbed_official | 237:f3da66175598 | 450 | */ |
| mbed_official | 237:f3da66175598 | 451 | static HAL_StatusTypeDef FLASH_OB_EnableWRP(uint32_t WriteProtectPage) |
| mbed_official | 237:f3da66175598 | 452 | { |
| mbed_official | 237:f3da66175598 | 453 | HAL_StatusTypeDef status = HAL_OK; |
| mbed_official | 237:f3da66175598 | 454 | uint16_t WRP0_Data = 0xFFFF, WRP1_Data = 0xFFFF; |
| mbed_official | 237:f3da66175598 | 455 | #if defined(STM32F302xC) || defined(STM32F303xC) || defined(STM32F358xx) || defined(STM32F373xC) || defined(STM32F378xx) |
| mbed_official | 237:f3da66175598 | 456 | uint16_t WRP2_Data = 0xFFFF, WRP3_Data = 0xFFFF; |
| mbed_official | 237:f3da66175598 | 457 | #endif /* STM32F302xC || STM32F303xC || STM32F358xx || STM32F373xC || STM32F378xx */ |
| mbed_official | 237:f3da66175598 | 458 | |
| mbed_official | 237:f3da66175598 | 459 | /* Check the parameters */ |
| mbed_official | 237:f3da66175598 | 460 | assert_param(IS_OB_WRP(WriteProtectPage)); |
| mbed_official | 237:f3da66175598 | 461 | |
| mbed_official | 237:f3da66175598 | 462 | WriteProtectPage = (uint32_t)(~WriteProtectPage); |
| mbed_official | 237:f3da66175598 | 463 | WRP0_Data = (uint16_t)(WriteProtectPage & OB_WRP_PAGES0TO15MASK); |
| mbed_official | 237:f3da66175598 | 464 | WRP1_Data = (uint16_t)((WriteProtectPage & OB_WRP_PAGES16TO31MASK) >> 8); |
| mbed_official | 237:f3da66175598 | 465 | #if defined(STM32F302xC) || defined(STM32F303xC) || defined(STM32F358xx) || defined(STM32F373xC) || defined(STM32F378xx) |
| mbed_official | 237:f3da66175598 | 466 | WRP2_Data = (uint16_t)((WriteProtectPage & OB_WRP_PAGES32TO47MASK) >> 16); |
| mbed_official | 237:f3da66175598 | 467 | WRP3_Data = (uint16_t)((WriteProtectPage & OB_WRP_PAGES48TO127MASK) >> 24); |
| mbed_official | 237:f3da66175598 | 468 | #endif /* STM32F302xC || STM32F303xC || STM32F358xx || STM32F373xC || STM32F378xx */ |
| mbed_official | 237:f3da66175598 | 469 | |
| mbed_official | 237:f3da66175598 | 470 | /* Wait for last operation to be completed */ |
| mbed_official | 237:f3da66175598 | 471 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
| mbed_official | 237:f3da66175598 | 472 | |
| mbed_official | 237:f3da66175598 | 473 | /* Clear pending flags (if any) */ |
| mbed_official | 237:f3da66175598 | 474 | __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP | FLASH_FLAG_WRPERR | FLASH_FLAG_PGERR); |
| mbed_official | 237:f3da66175598 | 475 | |
| mbed_official | 237:f3da66175598 | 476 | if(status == HAL_OK) |
| mbed_official | 237:f3da66175598 | 477 | { |
| mbed_official | 237:f3da66175598 | 478 | SET_BIT(FLASH->CR, FLASH_CR_OPTPG); |
| mbed_official | 237:f3da66175598 | 479 | |
| mbed_official | 237:f3da66175598 | 480 | if(WRP0_Data != 0xFF) |
| mbed_official | 237:f3da66175598 | 481 | { |
| mbed_official | 237:f3da66175598 | 482 | OB->WRP0 &= WRP0_Data; |
| mbed_official | 237:f3da66175598 | 483 | |
| mbed_official | 237:f3da66175598 | 484 | /* Wait for last operation to be completed */ |
| mbed_official | 237:f3da66175598 | 485 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
| mbed_official | 237:f3da66175598 | 486 | } |
| mbed_official | 237:f3da66175598 | 487 | |
| mbed_official | 237:f3da66175598 | 488 | if((status == HAL_OK) && (WRP1_Data != 0xFF)) |
| mbed_official | 237:f3da66175598 | 489 | { |
| mbed_official | 237:f3da66175598 | 490 | OB->WRP1 &= WRP1_Data; |
| mbed_official | 237:f3da66175598 | 491 | |
| mbed_official | 237:f3da66175598 | 492 | /* Wait for last operation to be completed */ |
| mbed_official | 237:f3da66175598 | 493 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
| mbed_official | 237:f3da66175598 | 494 | } |
| mbed_official | 237:f3da66175598 | 495 | |
| mbed_official | 237:f3da66175598 | 496 | #if defined(STM32F302xC) || defined(STM32F303xC) || defined(STM32F358xx) || defined(STM32F373xC) || defined(STM32F378xx) |
| mbed_official | 237:f3da66175598 | 497 | if((status == HAL_OK) && (WRP2_Data != 0xFF)) |
| mbed_official | 237:f3da66175598 | 498 | { |
| mbed_official | 237:f3da66175598 | 499 | OB->WRP2 &= WRP2_Data; |
| mbed_official | 237:f3da66175598 | 500 | |
| mbed_official | 237:f3da66175598 | 501 | /* Wait for last operation to be completed */ |
| mbed_official | 237:f3da66175598 | 502 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
| mbed_official | 237:f3da66175598 | 503 | } |
| mbed_official | 237:f3da66175598 | 504 | |
| mbed_official | 237:f3da66175598 | 505 | if((status == HAL_OK) && (WRP3_Data != 0xFF)) |
| mbed_official | 237:f3da66175598 | 506 | { |
| mbed_official | 237:f3da66175598 | 507 | OB->WRP3 &= WRP3_Data; |
| mbed_official | 237:f3da66175598 | 508 | |
| mbed_official | 237:f3da66175598 | 509 | /* Wait for last operation to be completed */ |
| mbed_official | 237:f3da66175598 | 510 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
| mbed_official | 237:f3da66175598 | 511 | } |
| mbed_official | 237:f3da66175598 | 512 | #endif /* STM32F302xC || STM32F303xC || STM32F358xx || STM32F373xC || STM32F378xx */ |
| mbed_official | 237:f3da66175598 | 513 | |
| mbed_official | 237:f3da66175598 | 514 | /* if the program operation is completed, disable the OPTPG Bit */ |
| mbed_official | 237:f3da66175598 | 515 | CLEAR_BIT(FLASH->CR, FLASH_CR_OPTPG); |
| mbed_official | 237:f3da66175598 | 516 | } |
| mbed_official | 237:f3da66175598 | 517 | |
| mbed_official | 237:f3da66175598 | 518 | return status; |
| mbed_official | 237:f3da66175598 | 519 | |
| mbed_official | 237:f3da66175598 | 520 | } |
| mbed_official | 237:f3da66175598 | 521 | |
| mbed_official | 237:f3da66175598 | 522 | /** |
| mbed_official | 237:f3da66175598 | 523 | * @brief Disable the write protection of the desired pages |
| mbed_official | 237:f3da66175598 | 524 | * @note When the memory read protection level is selected (RDP level = 1), |
| mbed_official | 237:f3da66175598 | 525 | * it is not possible to program or erase the flash page i if CortexM4 |
| mbed_official | 237:f3da66175598 | 526 | * debug features are connected or boot code is executed in RAM, even if nWRPi = 1 |
| mbed_official | 237:f3da66175598 | 527 | * |
| mbed_official | 237:f3da66175598 | 528 | * @param WriteProtectPage: specifies the page(s) to be write unprotected. |
| mbed_official | 237:f3da66175598 | 529 | * The value of this parameter depend on device used within the same series |
| mbed_official | 237:f3da66175598 | 530 | * @retval HAL status |
| mbed_official | 237:f3da66175598 | 531 | */ |
| mbed_official | 237:f3da66175598 | 532 | static HAL_StatusTypeDef FLASH_OB_DisableWRP(uint32_t WriteProtectPage) |
| mbed_official | 237:f3da66175598 | 533 | { |
| mbed_official | 237:f3da66175598 | 534 | HAL_StatusTypeDef status = HAL_OK; |
| mbed_official | 237:f3da66175598 | 535 | uint16_t WRP0_Data = 0xFFFF, WRP1_Data = 0xFFFF; |
| mbed_official | 237:f3da66175598 | 536 | #if defined(STM32F302xC) || defined(STM32F303xC) || defined(STM32F358xx) || defined(STM32F373xC) || defined(STM32F378xx) |
| mbed_official | 237:f3da66175598 | 537 | uint16_t WRP2_Data = 0xFFFF, WRP3_Data = 0xFFFF; |
| mbed_official | 237:f3da66175598 | 538 | #endif /* STM32F302xC || STM32F303xC || STM32F358xx || STM32F373xC || STM32F378xx */ |
| mbed_official | 237:f3da66175598 | 539 | |
| mbed_official | 237:f3da66175598 | 540 | /* Check the parameters */ |
| mbed_official | 237:f3da66175598 | 541 | assert_param(IS_OB_WRP(WriteProtectPage)); |
| mbed_official | 237:f3da66175598 | 542 | |
| mbed_official | 237:f3da66175598 | 543 | WRP0_Data = (uint16_t)(WriteProtectPage & OB_WRP_PAGES0TO15MASK); |
| mbed_official | 237:f3da66175598 | 544 | WRP1_Data = (uint16_t)((WriteProtectPage & OB_WRP_PAGES16TO31MASK) >> 8); |
| mbed_official | 237:f3da66175598 | 545 | #if defined(STM32F302xC) || defined(STM32F303xC) || defined(STM32F358xx) || defined(STM32F373xC) || defined(STM32F378xx) |
| mbed_official | 237:f3da66175598 | 546 | WRP2_Data = (uint16_t)((WriteProtectPage & OB_WRP_PAGES32TO47MASK) >> 16); |
| mbed_official | 237:f3da66175598 | 547 | WRP3_Data = (uint16_t)((WriteProtectPage & OB_WRP_PAGES48TO127MASK) >> 24); |
| mbed_official | 237:f3da66175598 | 548 | #endif /* STM32F302xC || STM32F303xC || STM32F358xx || STM32F373xC || STM32F378xx */ |
| mbed_official | 237:f3da66175598 | 549 | |
| mbed_official | 237:f3da66175598 | 550 | /* Wait for last operation to be completed */ |
| mbed_official | 237:f3da66175598 | 551 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
| mbed_official | 237:f3da66175598 | 552 | |
| mbed_official | 237:f3da66175598 | 553 | /* Clear pending flags (if any) */ |
| mbed_official | 237:f3da66175598 | 554 | __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP | FLASH_FLAG_WRPERR | FLASH_FLAG_PGERR); |
| mbed_official | 237:f3da66175598 | 555 | |
| mbed_official | 237:f3da66175598 | 556 | if(status == HAL_OK) |
| mbed_official | 237:f3da66175598 | 557 | { |
| mbed_official | 237:f3da66175598 | 558 | SET_BIT(FLASH->CR, FLASH_CR_OPTPG); |
| mbed_official | 237:f3da66175598 | 559 | |
| mbed_official | 237:f3da66175598 | 560 | if(WRP0_Data != 0xFF) |
| mbed_official | 237:f3da66175598 | 561 | { |
| mbed_official | 237:f3da66175598 | 562 | OB->WRP0 |= WRP0_Data; |
| mbed_official | 237:f3da66175598 | 563 | |
| mbed_official | 237:f3da66175598 | 564 | /* Wait for last operation to be completed */ |
| mbed_official | 237:f3da66175598 | 565 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
| mbed_official | 237:f3da66175598 | 566 | } |
| mbed_official | 237:f3da66175598 | 567 | |
| mbed_official | 237:f3da66175598 | 568 | if((status == HAL_OK) && (WRP1_Data != 0xFF)) |
| mbed_official | 237:f3da66175598 | 569 | { |
| mbed_official | 237:f3da66175598 | 570 | OB->WRP1 |= WRP1_Data; |
| mbed_official | 237:f3da66175598 | 571 | |
| mbed_official | 237:f3da66175598 | 572 | /* Wait for last operation to be completed */ |
| mbed_official | 237:f3da66175598 | 573 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
| mbed_official | 237:f3da66175598 | 574 | } |
| mbed_official | 237:f3da66175598 | 575 | |
| mbed_official | 237:f3da66175598 | 576 | #if defined(STM32F302xC) || defined(STM32F303xC) || defined(STM32F358xx) || defined(STM32F373xC) || defined(STM32F378xx) |
| mbed_official | 237:f3da66175598 | 577 | if((status == HAL_OK) && (WRP2_Data != 0xFF)) |
| mbed_official | 237:f3da66175598 | 578 | { |
| mbed_official | 237:f3da66175598 | 579 | OB->WRP2 |= WRP2_Data; |
| mbed_official | 237:f3da66175598 | 580 | |
| mbed_official | 237:f3da66175598 | 581 | /* Wait for last operation to be completed */ |
| mbed_official | 237:f3da66175598 | 582 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
| mbed_official | 237:f3da66175598 | 583 | } |
| mbed_official | 237:f3da66175598 | 584 | |
| mbed_official | 237:f3da66175598 | 585 | if((status == HAL_OK) && (WRP3_Data != 0xFF)) |
| mbed_official | 237:f3da66175598 | 586 | { |
| mbed_official | 237:f3da66175598 | 587 | OB->WRP3 |= WRP3_Data; |
| mbed_official | 237:f3da66175598 | 588 | |
| mbed_official | 237:f3da66175598 | 589 | /* Wait for last operation to be completed */ |
| mbed_official | 237:f3da66175598 | 590 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
| mbed_official | 237:f3da66175598 | 591 | } |
| mbed_official | 237:f3da66175598 | 592 | #endif /* STM32F302xC || STM32F303xC || STM32F358xx || STM32F373xC || STM32F378xx */ |
| mbed_official | 237:f3da66175598 | 593 | |
| mbed_official | 237:f3da66175598 | 594 | /* if the program operation is completed, disable the OPTPG Bit */ |
| mbed_official | 237:f3da66175598 | 595 | CLEAR_BIT(FLASH->CR, FLASH_CR_OPTPG); |
| mbed_official | 237:f3da66175598 | 596 | } |
| mbed_official | 237:f3da66175598 | 597 | |
| mbed_official | 237:f3da66175598 | 598 | return status; |
| mbed_official | 237:f3da66175598 | 599 | } |
| mbed_official | 237:f3da66175598 | 600 | |
| mbed_official | 237:f3da66175598 | 601 | /** |
| mbed_official | 237:f3da66175598 | 602 | * @brief Set the read protection level. |
| mbed_official | 237:f3da66175598 | 603 | * @param ReadProtectLevel: specifies the read protection level. |
| mbed_official | 237:f3da66175598 | 604 | * This parameter can be one of the following values: |
| mbed_official | 237:f3da66175598 | 605 | * @arg OB_RDP_LEVEL_0: No protection |
| mbed_official | 237:f3da66175598 | 606 | * @arg OB_RDP_LEVEL_1: Read protection of the memory |
| mbed_official | 237:f3da66175598 | 607 | * @arg OB_RDP_LEVEL_2: Full chip protection |
| mbed_official | 237:f3da66175598 | 608 | * |
| mbed_official | 237:f3da66175598 | 609 | * @note Warning: When enabling OB_RDP level 2 it's no more possible to go back to level 1 or 0 |
| mbed_official | 237:f3da66175598 | 610 | * |
| mbed_official | 237:f3da66175598 | 611 | * @retval HAL status |
| mbed_official | 237:f3da66175598 | 612 | */ |
| mbed_official | 237:f3da66175598 | 613 | static HAL_StatusTypeDef FLASH_OB_RDP_LevelConfig(uint8_t ReadProtectLevel) |
| mbed_official | 237:f3da66175598 | 614 | { |
| mbed_official | 237:f3da66175598 | 615 | HAL_StatusTypeDef status = HAL_OK; |
| mbed_official | 237:f3da66175598 | 616 | |
| mbed_official | 237:f3da66175598 | 617 | /* Check the parameters */ |
| mbed_official | 237:f3da66175598 | 618 | assert_param(IS_OB_RDP_LEVEL(ReadProtectLevel)); |
| mbed_official | 237:f3da66175598 | 619 | |
| mbed_official | 237:f3da66175598 | 620 | /* Wait for last operation to be completed */ |
| mbed_official | 237:f3da66175598 | 621 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
| mbed_official | 237:f3da66175598 | 622 | |
| mbed_official | 237:f3da66175598 | 623 | /* Clear pending flags (if any) */ |
| mbed_official | 237:f3da66175598 | 624 | __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP | FLASH_FLAG_WRPERR | FLASH_FLAG_PGERR); |
| mbed_official | 237:f3da66175598 | 625 | |
| mbed_official | 237:f3da66175598 | 626 | if(status == HAL_OK) |
| mbed_official | 237:f3da66175598 | 627 | { |
| mbed_official | 237:f3da66175598 | 628 | /* Enable the Option Bytes Programming operation */ |
| mbed_official | 237:f3da66175598 | 629 | SET_BIT(FLASH->CR, FLASH_CR_OPTPG); |
| mbed_official | 237:f3da66175598 | 630 | |
| mbed_official | 237:f3da66175598 | 631 | WRITE_REG(OB->RDP, ReadProtectLevel); |
| mbed_official | 237:f3da66175598 | 632 | |
| mbed_official | 237:f3da66175598 | 633 | /* Wait for last operation to be completed */ |
| mbed_official | 237:f3da66175598 | 634 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
| mbed_official | 237:f3da66175598 | 635 | |
| mbed_official | 237:f3da66175598 | 636 | /* if the program operation is completed, disable the OPTPG Bit */ |
| mbed_official | 237:f3da66175598 | 637 | CLEAR_BIT(FLASH->CR, FLASH_CR_OPTPG); |
| mbed_official | 237:f3da66175598 | 638 | } |
| mbed_official | 237:f3da66175598 | 639 | |
| mbed_official | 237:f3da66175598 | 640 | return status; |
| mbed_official | 237:f3da66175598 | 641 | } |
| mbed_official | 237:f3da66175598 | 642 | |
| mbed_official | 237:f3da66175598 | 643 | /** |
| mbed_official | 237:f3da66175598 | 644 | * @brief Program the FLASH User Option Byte. |
| mbed_official | 237:f3da66175598 | 645 | * @note Programming of the OB should be performed only after an erase (otherwise PGERR occurs) |
| mbed_official | 237:f3da66175598 | 646 | * @param UserConfig: The FLASH User Option Bytes values: IWDG_SW(Bit0), RST_STOP(Bit1), RST_STDBY(Bit2), BOOT1(Bit4), |
| mbed_official | 237:f3da66175598 | 647 | * VDDA_Analog_Monitoring(Bit5) and SRAM_Parity_Enable(Bit6). |
| mbed_official | 237:f3da66175598 | 648 | * And SDADC12_VDD_MONITOR(Bit7) for STM32F373 or STM32F378 . |
| mbed_official | 237:f3da66175598 | 649 | * @retval HAL status |
| mbed_official | 237:f3da66175598 | 650 | */ |
| mbed_official | 237:f3da66175598 | 651 | static HAL_StatusTypeDef FLASH_OB_UserConfig(uint8_t UserConfig) |
| mbed_official | 237:f3da66175598 | 652 | { |
| mbed_official | 237:f3da66175598 | 653 | HAL_StatusTypeDef status = HAL_OK; |
| mbed_official | 237:f3da66175598 | 654 | |
| mbed_official | 237:f3da66175598 | 655 | /* Check the parameters */ |
| mbed_official | 237:f3da66175598 | 656 | assert_param(IS_OB_IWDG_SOURCE((UserConfig&OB_IWDG_SW))); |
| mbed_official | 237:f3da66175598 | 657 | assert_param(IS_OB_STOP_SOURCE((UserConfig&OB_STOP_NO_RST))); |
| mbed_official | 237:f3da66175598 | 658 | assert_param(IS_OB_STDBY_SOURCE((UserConfig&OB_STDBY_NO_RST))); |
| mbed_official | 237:f3da66175598 | 659 | assert_param(IS_OB_BOOT1((UserConfig&OB_BOOT1_SET))); |
| mbed_official | 237:f3da66175598 | 660 | assert_param(IS_OB_VDDA_ANALOG((UserConfig&OB_VDDA_ANALOG_ON))); |
| mbed_official | 237:f3da66175598 | 661 | assert_param(IS_OB_SRAM_PARITY((UserConfig&OB_SRAM_PARITY_RESET))); |
| mbed_official | 237:f3da66175598 | 662 | #if defined(STM32F373xC) || defined(STM32F378xx) |
| mbed_official | 237:f3da66175598 | 663 | assert_param(IS_OB_SDACD_VDD_MONITOR((UserConfig&OB_SDACD_VDD_MONITOR_SET))); |
| mbed_official | 237:f3da66175598 | 664 | #endif /* STM32F373xC || STM32F378xx */ |
| mbed_official | 237:f3da66175598 | 665 | |
| mbed_official | 237:f3da66175598 | 666 | /* Wait for last operation to be completed */ |
| mbed_official | 237:f3da66175598 | 667 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
| mbed_official | 237:f3da66175598 | 668 | |
| mbed_official | 237:f3da66175598 | 669 | /* Clear pending flags (if any) */ |
| mbed_official | 237:f3da66175598 | 670 | __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP | FLASH_FLAG_WRPERR | FLASH_FLAG_PGERR); |
| mbed_official | 237:f3da66175598 | 671 | |
| mbed_official | 237:f3da66175598 | 672 | if(status == HAL_OK) |
| mbed_official | 237:f3da66175598 | 673 | { |
| mbed_official | 237:f3da66175598 | 674 | /* Enable the Option Bytes Programming operation */ |
| mbed_official | 237:f3da66175598 | 675 | SET_BIT(FLASH->CR, FLASH_CR_OPTPG); |
| mbed_official | 237:f3da66175598 | 676 | |
| mbed_official | 237:f3da66175598 | 677 | #if defined(STM32F301x8) || defined(STM32F302x8) || defined(STM32F302xC) || defined(STM32F303x8) || defined(STM32F303xC) || defined(STM32F318xx) || defined(STM32F334x8) || defined(STM32F358xx) |
| mbed_official | 237:f3da66175598 | 678 | OB->USER = (UserConfig | 0x88); |
| mbed_official | 237:f3da66175598 | 679 | #endif /* STM32F301x8 || STM32F302x8 || STM32F302xC || STM32F303xC || STM32F318xx || STM32F334x8 || STM32F358xx */ |
| mbed_official | 237:f3da66175598 | 680 | #if defined(STM32F373xC) || defined(STM32F378xx) |
| mbed_official | 237:f3da66175598 | 681 | OB->USER = (UserConfig | 0x08); |
| mbed_official | 237:f3da66175598 | 682 | #endif /* STM32F373xC || STM32F378xx */ |
| mbed_official | 237:f3da66175598 | 683 | |
| mbed_official | 237:f3da66175598 | 684 | /* Wait for last operation to be completed */ |
| mbed_official | 237:f3da66175598 | 685 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
| mbed_official | 237:f3da66175598 | 686 | |
| mbed_official | 237:f3da66175598 | 687 | /* if the program operation is completed, disable the OPTPG Bit */ |
| mbed_official | 237:f3da66175598 | 688 | CLEAR_BIT(FLASH->CR, FLASH_CR_OPTPG); |
| mbed_official | 237:f3da66175598 | 689 | } |
| mbed_official | 237:f3da66175598 | 690 | |
| mbed_official | 237:f3da66175598 | 691 | return status; |
| mbed_official | 237:f3da66175598 | 692 | } |
| mbed_official | 237:f3da66175598 | 693 | |
| mbed_official | 237:f3da66175598 | 694 | /** |
| mbed_official | 237:f3da66175598 | 695 | * @brief Programs a half word at a specified Option Byte Data address. |
| mbed_official | 237:f3da66175598 | 696 | * @note The function HAL_FLASH_Unlock() should be called before to unlock the FLASH interface |
| mbed_official | 237:f3da66175598 | 697 | * The function HAL_FLASH_OB_Unlock() should be called before to unlock the options bytes |
| mbed_official | 237:f3da66175598 | 698 | * The function HAL_FLASH_OB_Launch() should be called after to force the reload of the options bytes |
| mbed_official | 237:f3da66175598 | 699 | * (system reset will occur) |
| mbed_official | 237:f3da66175598 | 700 | * Programming of the OB should be performed only after an erase (otherwise PGERR occurs) |
| mbed_official | 237:f3da66175598 | 701 | * @param Address: specifies the address to be programmed. |
| mbed_official | 237:f3da66175598 | 702 | * This parameter can be 0x1FFFF804 or 0x1FFFF806. |
| mbed_official | 237:f3da66175598 | 703 | * @param Data: specifies the data to be programmed. |
| mbed_official | 237:f3da66175598 | 704 | * @retval HAL status |
| mbed_official | 237:f3da66175598 | 705 | */ |
| mbed_official | 237:f3da66175598 | 706 | static HAL_StatusTypeDef FLASH_OB_ProgramData(uint32_t Address, uint8_t Data) |
| mbed_official | 237:f3da66175598 | 707 | { |
| mbed_official | 237:f3da66175598 | 708 | HAL_StatusTypeDef status = HAL_ERROR; |
| mbed_official | 237:f3da66175598 | 709 | |
| mbed_official | 237:f3da66175598 | 710 | /* Check the parameters */ |
| mbed_official | 237:f3da66175598 | 711 | assert_param(IS_OB_DATA_ADDRESS(Address)); |
| mbed_official | 237:f3da66175598 | 712 | |
| mbed_official | 237:f3da66175598 | 713 | /* Wait for last operation to be completed */ |
| mbed_official | 237:f3da66175598 | 714 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
| mbed_official | 237:f3da66175598 | 715 | |
| mbed_official | 237:f3da66175598 | 716 | /* Clear pending flags (if any) */ |
| mbed_official | 237:f3da66175598 | 717 | __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP | FLASH_FLAG_WRPERR | FLASH_FLAG_PGERR); |
| mbed_official | 237:f3da66175598 | 718 | |
| mbed_official | 237:f3da66175598 | 719 | if(status == HAL_OK) |
| mbed_official | 237:f3da66175598 | 720 | { |
| mbed_official | 237:f3da66175598 | 721 | /* Enables the Option Bytes Programming operation */ |
| mbed_official | 237:f3da66175598 | 722 | SET_BIT(FLASH->CR, FLASH_CR_OPTPG); |
| mbed_official | 237:f3da66175598 | 723 | *(__IO uint16_t*)Address = Data; |
| mbed_official | 237:f3da66175598 | 724 | |
| mbed_official | 237:f3da66175598 | 725 | /* Wait for last operation to be completed */ |
| mbed_official | 237:f3da66175598 | 726 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
| mbed_official | 237:f3da66175598 | 727 | |
| mbed_official | 237:f3da66175598 | 728 | /* If the program operation is completed, disable the OPTPG Bit */ |
| mbed_official | 237:f3da66175598 | 729 | CLEAR_BIT(FLASH->CR, FLASH_CR_OPTPG); |
| mbed_official | 237:f3da66175598 | 730 | } |
| mbed_official | 237:f3da66175598 | 731 | /* Return the Option Byte Data Program Status */ |
| mbed_official | 237:f3da66175598 | 732 | return status; |
| mbed_official | 237:f3da66175598 | 733 | } |
| mbed_official | 237:f3da66175598 | 734 | |
| mbed_official | 237:f3da66175598 | 735 | /** |
| mbed_official | 237:f3da66175598 | 736 | * @brief Return the FLASH Write Protection Option Bytes value. |
| mbed_official | 237:f3da66175598 | 737 | * @param None |
| mbed_official | 237:f3da66175598 | 738 | * @retval The FLASH Write Protection Option Bytes value |
| mbed_official | 237:f3da66175598 | 739 | */ |
| mbed_official | 237:f3da66175598 | 740 | static uint32_t FLASH_OB_GetWRP(void) |
| mbed_official | 237:f3da66175598 | 741 | { |
| mbed_official | 237:f3da66175598 | 742 | /* Return the FLASH write protection Register value */ |
| mbed_official | 237:f3da66175598 | 743 | return (uint32_t)(READ_REG(FLASH->WRPR)); |
| mbed_official | 237:f3da66175598 | 744 | } |
| mbed_official | 237:f3da66175598 | 745 | |
| mbed_official | 237:f3da66175598 | 746 | /** |
| mbed_official | 237:f3da66175598 | 747 | * @brief Returns the FLASH Read Protection level. |
| mbed_official | 237:f3da66175598 | 748 | * @param None |
| mbed_official | 237:f3da66175598 | 749 | * @retval FLASH ReadOut Protection Status: |
| mbed_official | 237:f3da66175598 | 750 | * - SET, when OB_RDP_Level_1 or OB_RDP_Level_2 is set |
| mbed_official | 237:f3da66175598 | 751 | * - RESET, when OB_RDP_Level_0 is set |
| mbed_official | 237:f3da66175598 | 752 | */ |
| mbed_official | 237:f3da66175598 | 753 | static FlagStatus FLASH_OB_GetRDP(void) |
| mbed_official | 237:f3da66175598 | 754 | { |
| mbed_official | 237:f3da66175598 | 755 | FlagStatus readstatus = RESET; |
| mbed_official | 237:f3da66175598 | 756 | |
| mbed_official | 237:f3da66175598 | 757 | #if defined(STM32F301x8) || defined(STM32F302x8) || defined(STM32F318xx) || \ |
| mbed_official | 237:f3da66175598 | 758 | defined(STM32F302xC) || defined(STM32F303xC) || defined(STM32F358xx) || \ |
| mbed_official | 237:f3da66175598 | 759 | defined(STM32F303x8) || defined(STM32F334x8) || defined(STM32F328xx) |
| mbed_official | 237:f3da66175598 | 760 | if ((uint8_t)READ_BIT(FLASH->OBR, FLASH_OBR_RDPRT) != RESET) |
| mbed_official | 237:f3da66175598 | 761 | #endif /* STM32F301x8 || STM32F302x8 || STM32F318xx || */ |
| mbed_official | 237:f3da66175598 | 762 | /* STM32F302xC || STM32F303xC || STM32F358xx || */ |
| mbed_official | 237:f3da66175598 | 763 | /* STM32F303x8 || STM32F334x8 || STM32F328xx */ |
| mbed_official | 237:f3da66175598 | 764 | #if defined(STM32F373xC) || defined(STM32F378xx) |
| mbed_official | 237:f3da66175598 | 765 | if ((uint8_t)READ_BIT(FLASH->OBR, (FLASH_OBR_LEVEL1_PROT | FLASH_OBR_LEVEL2_PROT)) != RESET) |
| mbed_official | 237:f3da66175598 | 766 | #endif /* STM32F373xC || STM32F378xx */ |
| mbed_official | 237:f3da66175598 | 767 | { |
| mbed_official | 237:f3da66175598 | 768 | readstatus = SET; |
| mbed_official | 237:f3da66175598 | 769 | } |
| mbed_official | 237:f3da66175598 | 770 | else |
| mbed_official | 237:f3da66175598 | 771 | { |
| mbed_official | 237:f3da66175598 | 772 | readstatus = RESET; |
| mbed_official | 237:f3da66175598 | 773 | } |
| mbed_official | 237:f3da66175598 | 774 | return readstatus; |
| mbed_official | 237:f3da66175598 | 775 | } |
| mbed_official | 237:f3da66175598 | 776 | |
| mbed_official | 237:f3da66175598 | 777 | /** |
| mbed_official | 237:f3da66175598 | 778 | * @brief Return the FLASH User Option Byte value. |
| mbed_official | 237:f3da66175598 | 779 | * @param None |
| mbed_official | 237:f3da66175598 | 780 | * @retval The FLASH User Option Bytes values: IWDG_SW(Bit0), RST_STOP(Bit1), RST_STDBY(Bit2), BOOT1(Bit4), |
| mbed_official | 237:f3da66175598 | 781 | * VDDA_Analog_Monitoring(Bit5) and SRAM_Parity_Enable(Bit6). |
| mbed_official | 237:f3da66175598 | 782 | * And SDADC12_VDD_MONITOR(Bit7) for STM32F373 or STM32F378 . |
| mbed_official | 237:f3da66175598 | 783 | */ |
| mbed_official | 237:f3da66175598 | 784 | static uint8_t FLASH_OB_GetUser(void) |
| mbed_official | 237:f3da66175598 | 785 | { |
| mbed_official | 237:f3da66175598 | 786 | /* Return the User Option Byte */ |
| mbed_official | 237:f3da66175598 | 787 | return (uint8_t)(READ_REG(FLASH->OBR) >> 8); |
| mbed_official | 237:f3da66175598 | 788 | } |
| mbed_official | 237:f3da66175598 | 789 | |
| mbed_official | 237:f3da66175598 | 790 | /** |
| mbed_official | 237:f3da66175598 | 791 | * @} |
| mbed_official | 237:f3da66175598 | 792 | */ |
| mbed_official | 237:f3da66175598 | 793 | |
| mbed_official | 237:f3da66175598 | 794 | #endif /* HAL_FLASH_MODULE_ENABLED */ |
| mbed_official | 237:f3da66175598 | 795 | |
| mbed_official | 237:f3da66175598 | 796 | |
| mbed_official | 237:f3da66175598 | 797 | /** |
| mbed_official | 237:f3da66175598 | 798 | * @} |
| mbed_official | 237:f3da66175598 | 799 | */ |
| mbed_official | 237:f3da66175598 | 800 | |
| mbed_official | 237:f3da66175598 | 801 | /** |
| mbed_official | 237:f3da66175598 | 802 | * @} |
| mbed_official | 237:f3da66175598 | 803 | */ |
| mbed_official | 237:f3da66175598 | 804 | |
| mbed_official | 237:f3da66175598 | 805 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |