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targets/cmsis/TARGET_STM/TARGET_NUCLEO_F091RC/stm32f0xx_hal_flash.c@340:28d1f895c6fe, 2014-10-09 (annotated)
- Committer:
- mbed_official
- Date:
- Thu Oct 09 08:15:07 2014 +0100
- Revision:
- 340:28d1f895c6fe
Synchronized with git revision b5a4c8e80393336b2656fb29ab46d405d3068602
Full URL: https://github.com/mbedmicro/mbed/commit/b5a4c8e80393336b2656fb29ab46d405d3068602/
HAL: nrf51822 - Few fixes for PWM and Serial
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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mbed_official | 340:28d1f895c6fe | 1 | /** |
mbed_official | 340:28d1f895c6fe | 2 | ****************************************************************************** |
mbed_official | 340:28d1f895c6fe | 3 | * @file stm32f0xx_hal_flash.c |
mbed_official | 340:28d1f895c6fe | 4 | * @author MCD Application Team |
mbed_official | 340:28d1f895c6fe | 5 | * @version V1.1.0 |
mbed_official | 340:28d1f895c6fe | 6 | * @date 03-Oct-2014 |
mbed_official | 340:28d1f895c6fe | 7 | * @brief FLASH HAL module driver. |
mbed_official | 340:28d1f895c6fe | 8 | * This file provides firmware functions to manage the following |
mbed_official | 340:28d1f895c6fe | 9 | * functionalities of the internal FLASH memory: |
mbed_official | 340:28d1f895c6fe | 10 | * + Program operations functions |
mbed_official | 340:28d1f895c6fe | 11 | * + Memory Control functions |
mbed_official | 340:28d1f895c6fe | 12 | * + Peripheral State functions |
mbed_official | 340:28d1f895c6fe | 13 | * |
mbed_official | 340:28d1f895c6fe | 14 | @verbatim |
mbed_official | 340:28d1f895c6fe | 15 | ============================================================================== |
mbed_official | 340:28d1f895c6fe | 16 | ##### FLASH peripheral features ##### |
mbed_official | 340:28d1f895c6fe | 17 | ============================================================================== |
mbed_official | 340:28d1f895c6fe | 18 | |
mbed_official | 340:28d1f895c6fe | 19 | [..] The Flash memory interface manages CPU AHB I-Code and D-Code accesses |
mbed_official | 340:28d1f895c6fe | 20 | to the Flash memory. It implements the erase and program Flash memory operations |
mbed_official | 340:28d1f895c6fe | 21 | and the read and write protection mechanisms. |
mbed_official | 340:28d1f895c6fe | 22 | |
mbed_official | 340:28d1f895c6fe | 23 | [..] The Flash memory interface accelerates code execution with a system of instruction |
mbed_official | 340:28d1f895c6fe | 24 | prefetch. |
mbed_official | 340:28d1f895c6fe | 25 | |
mbed_official | 340:28d1f895c6fe | 26 | [..] The FLASH main features are: |
mbed_official | 340:28d1f895c6fe | 27 | (+) Flash memory read operations |
mbed_official | 340:28d1f895c6fe | 28 | (+) Flash memory program/erase operations |
mbed_official | 340:28d1f895c6fe | 29 | (+) Read / write protections |
mbed_official | 340:28d1f895c6fe | 30 | (+) Prefetch on I-Code |
mbed_official | 340:28d1f895c6fe | 31 | (+) Option Bytes programming |
mbed_official | 340:28d1f895c6fe | 32 | |
mbed_official | 340:28d1f895c6fe | 33 | ##### How to use this driver ##### |
mbed_official | 340:28d1f895c6fe | 34 | ============================================================================== |
mbed_official | 340:28d1f895c6fe | 35 | [..] |
mbed_official | 340:28d1f895c6fe | 36 | This driver provides functions and macros to configure and program the FLASH |
mbed_official | 340:28d1f895c6fe | 37 | memory of all STM32F0xx devices. These functions are split in 3 groups: |
mbed_official | 340:28d1f895c6fe | 38 | |
mbed_official | 340:28d1f895c6fe | 39 | (#) FLASH Memory I/O Programming functions: this group includes all needed |
mbed_official | 340:28d1f895c6fe | 40 | functions to erase and program the main memory: |
mbed_official | 340:28d1f895c6fe | 41 | (++) Lock and Unlock the FLASH interface |
mbed_official | 340:28d1f895c6fe | 42 | (++) Erase function: Erase page, erase all pages |
mbed_official | 340:28d1f895c6fe | 43 | (++) Program functions: half word and word |
mbed_official | 340:28d1f895c6fe | 44 | |
mbed_official | 340:28d1f895c6fe | 45 | (#) Option Bytes Programming functions: this group includes all needed |
mbed_official | 340:28d1f895c6fe | 46 | functions to manage the Option Bytes: |
mbed_official | 340:28d1f895c6fe | 47 | (++) Lock and Unlock the Option Bytes |
mbed_official | 340:28d1f895c6fe | 48 | (++) Erase Option Bytes |
mbed_official | 340:28d1f895c6fe | 49 | (++) Set/Reset the write protection |
mbed_official | 340:28d1f895c6fe | 50 | (++) Set the Read protection Level |
mbed_official | 340:28d1f895c6fe | 51 | (++) Program the user Option Bytes |
mbed_official | 340:28d1f895c6fe | 52 | (++) Program the data Option Bytes |
mbed_official | 340:28d1f895c6fe | 53 | (++) Launch the Option Bytes loader |
mbed_official | 340:28d1f895c6fe | 54 | |
mbed_official | 340:28d1f895c6fe | 55 | (#) Interrupts and flags management functions : this group |
mbed_official | 340:28d1f895c6fe | 56 | includes all needed functions to: |
mbed_official | 340:28d1f895c6fe | 57 | (++) Handle FLASH interrupts |
mbed_official | 340:28d1f895c6fe | 58 | (++) Wait for last FLASH operation according to its status |
mbed_official | 340:28d1f895c6fe | 59 | (++) Get error flag status |
mbed_official | 340:28d1f895c6fe | 60 | |
mbed_official | 340:28d1f895c6fe | 61 | [..] In addition to these function, this driver includes a set of macros allowing |
mbed_official | 340:28d1f895c6fe | 62 | to handle the following operations: |
mbed_official | 340:28d1f895c6fe | 63 | |
mbed_official | 340:28d1f895c6fe | 64 | (+) Set the latency |
mbed_official | 340:28d1f895c6fe | 65 | (+) Enable/Disable the prefetch buffer |
mbed_official | 340:28d1f895c6fe | 66 | (+) Enable/Disable the FLASH interrupts |
mbed_official | 340:28d1f895c6fe | 67 | (+) Monitor the FLASH flags status |
mbed_official | 340:28d1f895c6fe | 68 | |
mbed_official | 340:28d1f895c6fe | 69 | @endverbatim |
mbed_official | 340:28d1f895c6fe | 70 | ****************************************************************************** |
mbed_official | 340:28d1f895c6fe | 71 | * @attention |
mbed_official | 340:28d1f895c6fe | 72 | * |
mbed_official | 340:28d1f895c6fe | 73 | * <h2><center>© COPYRIGHT(c) 2014 STMicroelectronics</center></h2> |
mbed_official | 340:28d1f895c6fe | 74 | * |
mbed_official | 340:28d1f895c6fe | 75 | * Redistribution and use in source and binary forms, with or without modification, |
mbed_official | 340:28d1f895c6fe | 76 | * are permitted provided that the following conditions are met: |
mbed_official | 340:28d1f895c6fe | 77 | * 1. Redistributions of source code must retain the above copyright notice, |
mbed_official | 340:28d1f895c6fe | 78 | * this list of conditions and the following disclaimer. |
mbed_official | 340:28d1f895c6fe | 79 | * 2. Redistributions in binary form must reproduce the above copyright notice, |
mbed_official | 340:28d1f895c6fe | 80 | * this list of conditions and the following disclaimer in the documentation |
mbed_official | 340:28d1f895c6fe | 81 | * and/or other materials provided with the distribution. |
mbed_official | 340:28d1f895c6fe | 82 | * 3. Neither the name of STMicroelectronics nor the names of its contributors |
mbed_official | 340:28d1f895c6fe | 83 | * may be used to endorse or promote products derived from this software |
mbed_official | 340:28d1f895c6fe | 84 | * without specific prior written permission. |
mbed_official | 340:28d1f895c6fe | 85 | * |
mbed_official | 340:28d1f895c6fe | 86 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
mbed_official | 340:28d1f895c6fe | 87 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
mbed_official | 340:28d1f895c6fe | 88 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
mbed_official | 340:28d1f895c6fe | 89 | * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE |
mbed_official | 340:28d1f895c6fe | 90 | * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
mbed_official | 340:28d1f895c6fe | 91 | * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR |
mbed_official | 340:28d1f895c6fe | 92 | * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER |
mbed_official | 340:28d1f895c6fe | 93 | * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
mbed_official | 340:28d1f895c6fe | 94 | * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
mbed_official | 340:28d1f895c6fe | 95 | * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
mbed_official | 340:28d1f895c6fe | 96 | * |
mbed_official | 340:28d1f895c6fe | 97 | ****************************************************************************** |
mbed_official | 340:28d1f895c6fe | 98 | */ |
mbed_official | 340:28d1f895c6fe | 99 | |
mbed_official | 340:28d1f895c6fe | 100 | /* Includes ------------------------------------------------------------------*/ |
mbed_official | 340:28d1f895c6fe | 101 | #include "stm32f0xx_hal.h" |
mbed_official | 340:28d1f895c6fe | 102 | |
mbed_official | 340:28d1f895c6fe | 103 | /** @addtogroup STM32F0xx_HAL_Driver |
mbed_official | 340:28d1f895c6fe | 104 | * @{ |
mbed_official | 340:28d1f895c6fe | 105 | */ |
mbed_official | 340:28d1f895c6fe | 106 | |
mbed_official | 340:28d1f895c6fe | 107 | /** @defgroup FLASH FLASH HAL module driver |
mbed_official | 340:28d1f895c6fe | 108 | * @brief FLASH HAL module driver |
mbed_official | 340:28d1f895c6fe | 109 | * @{ |
mbed_official | 340:28d1f895c6fe | 110 | */ |
mbed_official | 340:28d1f895c6fe | 111 | |
mbed_official | 340:28d1f895c6fe | 112 | #ifdef HAL_FLASH_MODULE_ENABLED |
mbed_official | 340:28d1f895c6fe | 113 | |
mbed_official | 340:28d1f895c6fe | 114 | /* Private typedef -----------------------------------------------------------*/ |
mbed_official | 340:28d1f895c6fe | 115 | /* Private define ------------------------------------------------------------*/ |
mbed_official | 340:28d1f895c6fe | 116 | /* Private macro -------------------------------------------------------------*/ |
mbed_official | 340:28d1f895c6fe | 117 | /* Private variables ---------------------------------------------------------*/ |
mbed_official | 340:28d1f895c6fe | 118 | |
mbed_official | 340:28d1f895c6fe | 119 | /** @defgroup FLASH_Private_Variables FLASH Private Variables |
mbed_official | 340:28d1f895c6fe | 120 | * @{ |
mbed_official | 340:28d1f895c6fe | 121 | */ |
mbed_official | 340:28d1f895c6fe | 122 | /* Variables used for Erase pages under interruption*/ |
mbed_official | 340:28d1f895c6fe | 123 | FLASH_ProcessTypeDef pFlash; |
mbed_official | 340:28d1f895c6fe | 124 | /** |
mbed_official | 340:28d1f895c6fe | 125 | * @} |
mbed_official | 340:28d1f895c6fe | 126 | */ |
mbed_official | 340:28d1f895c6fe | 127 | |
mbed_official | 340:28d1f895c6fe | 128 | /* Private function prototypes -----------------------------------------------*/ |
mbed_official | 340:28d1f895c6fe | 129 | |
mbed_official | 340:28d1f895c6fe | 130 | /** @defgroup FLASH_Private_Functions FLASH Private Functions |
mbed_official | 340:28d1f895c6fe | 131 | * @{ |
mbed_official | 340:28d1f895c6fe | 132 | */ |
mbed_official | 340:28d1f895c6fe | 133 | /* Erase operations */ |
mbed_official | 340:28d1f895c6fe | 134 | void FLASH_PageErase(uint32_t PageAddress); |
mbed_official | 340:28d1f895c6fe | 135 | |
mbed_official | 340:28d1f895c6fe | 136 | /* Program operations */ |
mbed_official | 340:28d1f895c6fe | 137 | static void FLASH_Program_HalfWord(uint32_t Address, uint16_t Data); |
mbed_official | 340:28d1f895c6fe | 138 | |
mbed_official | 340:28d1f895c6fe | 139 | HAL_StatusTypeDef FLASH_WaitForLastOperation(uint32_t Timeout); |
mbed_official | 340:28d1f895c6fe | 140 | static void FLASH_SetErrorCode(void); |
mbed_official | 340:28d1f895c6fe | 141 | |
mbed_official | 340:28d1f895c6fe | 142 | /** |
mbed_official | 340:28d1f895c6fe | 143 | * @} |
mbed_official | 340:28d1f895c6fe | 144 | */ |
mbed_official | 340:28d1f895c6fe | 145 | |
mbed_official | 340:28d1f895c6fe | 146 | /* Private functions ---------------------------------------------------------*/ |
mbed_official | 340:28d1f895c6fe | 147 | |
mbed_official | 340:28d1f895c6fe | 148 | /** @defgroup FLASH_Exported_Functions FLASH Exported Functions |
mbed_official | 340:28d1f895c6fe | 149 | * @{ |
mbed_official | 340:28d1f895c6fe | 150 | */ |
mbed_official | 340:28d1f895c6fe | 151 | |
mbed_official | 340:28d1f895c6fe | 152 | /** @defgroup FLASH_Exported_Functions_Group1 I/O operation functions |
mbed_official | 340:28d1f895c6fe | 153 | * @brief Data transfers functions |
mbed_official | 340:28d1f895c6fe | 154 | * |
mbed_official | 340:28d1f895c6fe | 155 | @verbatim |
mbed_official | 340:28d1f895c6fe | 156 | =============================================================================== |
mbed_official | 340:28d1f895c6fe | 157 | ##### IO operation functions ##### |
mbed_official | 340:28d1f895c6fe | 158 | =============================================================================== |
mbed_official | 340:28d1f895c6fe | 159 | [..] |
mbed_official | 340:28d1f895c6fe | 160 | This subsection provides a set of functions allowing to manage the FLASH |
mbed_official | 340:28d1f895c6fe | 161 | program operations (write/erase). |
mbed_official | 340:28d1f895c6fe | 162 | |
mbed_official | 340:28d1f895c6fe | 163 | @endverbatim |
mbed_official | 340:28d1f895c6fe | 164 | * @{ |
mbed_official | 340:28d1f895c6fe | 165 | */ |
mbed_official | 340:28d1f895c6fe | 166 | |
mbed_official | 340:28d1f895c6fe | 167 | /** |
mbed_official | 340:28d1f895c6fe | 168 | * @brief Program halfword, word or double word at a specified address |
mbed_official | 340:28d1f895c6fe | 169 | * @note The function HAL_FLASH_Unlock() should be called before to unlock the FLASH interface |
mbed_official | 340:28d1f895c6fe | 170 | * The function HAL_FLASH_Lock() should be called after to lock the FLASH interface |
mbed_official | 340:28d1f895c6fe | 171 | * |
mbed_official | 340:28d1f895c6fe | 172 | * @note If an erase and a program operations are requested simultaneously, |
mbed_official | 340:28d1f895c6fe | 173 | * the erase operation is performed before the program one. |
mbed_official | 340:28d1f895c6fe | 174 | * |
mbed_official | 340:28d1f895c6fe | 175 | * @param TypeProgram: Indicate the way to program at a specified address. |
mbed_official | 340:28d1f895c6fe | 176 | * This parameter can be a value of @ref FLASH_Type_Program |
mbed_official | 340:28d1f895c6fe | 177 | * @param Address: Specifies the address to be programmed. |
mbed_official | 340:28d1f895c6fe | 178 | * @param Data: Specifies the data to be programmed |
mbed_official | 340:28d1f895c6fe | 179 | * |
mbed_official | 340:28d1f895c6fe | 180 | * @retval HAL_StatusTypeDef HAL Status |
mbed_official | 340:28d1f895c6fe | 181 | */ |
mbed_official | 340:28d1f895c6fe | 182 | HAL_StatusTypeDef HAL_FLASH_Program(uint32_t TypeProgram, uint32_t Address, uint64_t Data) |
mbed_official | 340:28d1f895c6fe | 183 | { |
mbed_official | 340:28d1f895c6fe | 184 | HAL_StatusTypeDef status = HAL_ERROR; |
mbed_official | 340:28d1f895c6fe | 185 | uint8_t index = 0; |
mbed_official | 340:28d1f895c6fe | 186 | uint8_t nbiterations = 0; |
mbed_official | 340:28d1f895c6fe | 187 | |
mbed_official | 340:28d1f895c6fe | 188 | /* Process Locked */ |
mbed_official | 340:28d1f895c6fe | 189 | __HAL_LOCK(&pFlash); |
mbed_official | 340:28d1f895c6fe | 190 | |
mbed_official | 340:28d1f895c6fe | 191 | /* Check the parameters */ |
mbed_official | 340:28d1f895c6fe | 192 | assert_param(IS_TYPEPROGRAM(TypeProgram)); |
mbed_official | 340:28d1f895c6fe | 193 | assert_param(IS_FLASH_PROGRAM_ADDRESS(Address)); |
mbed_official | 340:28d1f895c6fe | 194 | |
mbed_official | 340:28d1f895c6fe | 195 | /* Wait for last operation to be completed */ |
mbed_official | 340:28d1f895c6fe | 196 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
mbed_official | 340:28d1f895c6fe | 197 | |
mbed_official | 340:28d1f895c6fe | 198 | if(status == HAL_OK) |
mbed_official | 340:28d1f895c6fe | 199 | { |
mbed_official | 340:28d1f895c6fe | 200 | if(TypeProgram == TYPEPROGRAM_HALFWORD) |
mbed_official | 340:28d1f895c6fe | 201 | { |
mbed_official | 340:28d1f895c6fe | 202 | /* Program halfword (16-bit) at a specified address. */ |
mbed_official | 340:28d1f895c6fe | 203 | nbiterations = 1; |
mbed_official | 340:28d1f895c6fe | 204 | } |
mbed_official | 340:28d1f895c6fe | 205 | else if(TypeProgram == TYPEPROGRAM_WORD) |
mbed_official | 340:28d1f895c6fe | 206 | { |
mbed_official | 340:28d1f895c6fe | 207 | /* Program word (32-bit = 2*16-bit) at a specified address. */ |
mbed_official | 340:28d1f895c6fe | 208 | nbiterations = 2; |
mbed_official | 340:28d1f895c6fe | 209 | } |
mbed_official | 340:28d1f895c6fe | 210 | else |
mbed_official | 340:28d1f895c6fe | 211 | { |
mbed_official | 340:28d1f895c6fe | 212 | /* Program double word (64-bit = 4*16-bit) at a specified address. */ |
mbed_official | 340:28d1f895c6fe | 213 | nbiterations = 4; |
mbed_official | 340:28d1f895c6fe | 214 | } |
mbed_official | 340:28d1f895c6fe | 215 | |
mbed_official | 340:28d1f895c6fe | 216 | for (index = 0; index < nbiterations; index++) |
mbed_official | 340:28d1f895c6fe | 217 | { |
mbed_official | 340:28d1f895c6fe | 218 | FLASH_Program_HalfWord((Address + (2*index)), (uint16_t)(Data >> (16*index))); |
mbed_official | 340:28d1f895c6fe | 219 | |
mbed_official | 340:28d1f895c6fe | 220 | /* Wait for last operation to be completed */ |
mbed_official | 340:28d1f895c6fe | 221 | status = FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE); |
mbed_official | 340:28d1f895c6fe | 222 | |
mbed_official | 340:28d1f895c6fe | 223 | /* Check FLASH End of Operation flag */ |
mbed_official | 340:28d1f895c6fe | 224 | if (__HAL_FLASH_GET_FLAG(FLASH_FLAG_EOP)) |
mbed_official | 340:28d1f895c6fe | 225 | { |
mbed_official | 340:28d1f895c6fe | 226 | /* Clear FLASH End of Operation pending bit */ |
mbed_official | 340:28d1f895c6fe | 227 | __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP); |
mbed_official | 340:28d1f895c6fe | 228 | } |
mbed_official | 340:28d1f895c6fe | 229 | |
mbed_official | 340:28d1f895c6fe | 230 | /* If the program operation is completed, disable the PG Bit */ |
mbed_official | 340:28d1f895c6fe | 231 | CLEAR_BIT(FLASH->CR, FLASH_CR_PG); |
mbed_official | 340:28d1f895c6fe | 232 | } |
mbed_official | 340:28d1f895c6fe | 233 | } |
mbed_official | 340:28d1f895c6fe | 234 | |
mbed_official | 340:28d1f895c6fe | 235 | /* Process Unlocked */ |
mbed_official | 340:28d1f895c6fe | 236 | __HAL_UNLOCK(&pFlash); |
mbed_official | 340:28d1f895c6fe | 237 | |
mbed_official | 340:28d1f895c6fe | 238 | return status; |
mbed_official | 340:28d1f895c6fe | 239 | } |
mbed_official | 340:28d1f895c6fe | 240 | |
mbed_official | 340:28d1f895c6fe | 241 | /** |
mbed_official | 340:28d1f895c6fe | 242 | * @brief Program halfword, word or double word at a specified address with interrupt enabled. |
mbed_official | 340:28d1f895c6fe | 243 | * @note The function HAL_FLASH_Unlock() should be called before to unlock the FLASH interface |
mbed_official | 340:28d1f895c6fe | 244 | * The function HAL_FLASH_Lock() should be called after to lock the FLASH interface |
mbed_official | 340:28d1f895c6fe | 245 | * |
mbed_official | 340:28d1f895c6fe | 246 | * @note If an erase and a program operations are requested simultaneously, |
mbed_official | 340:28d1f895c6fe | 247 | * the erase operation is performed before the program one. |
mbed_official | 340:28d1f895c6fe | 248 | * |
mbed_official | 340:28d1f895c6fe | 249 | * @param TypeProgram: Indicate the way to program at a specified address. |
mbed_official | 340:28d1f895c6fe | 250 | * This parameter can be a value of @ref FLASH_Type_Program |
mbed_official | 340:28d1f895c6fe | 251 | * @param Address: Specifies the address to be programmed. |
mbed_official | 340:28d1f895c6fe | 252 | * @param Data: Specifies the data to be programmed |
mbed_official | 340:28d1f895c6fe | 253 | * |
mbed_official | 340:28d1f895c6fe | 254 | * @retval HAL_StatusTypeDef HAL Status |
mbed_official | 340:28d1f895c6fe | 255 | */ |
mbed_official | 340:28d1f895c6fe | 256 | HAL_StatusTypeDef HAL_FLASH_Program_IT(uint32_t TypeProgram, uint32_t Address, uint64_t Data) |
mbed_official | 340:28d1f895c6fe | 257 | { |
mbed_official | 340:28d1f895c6fe | 258 | HAL_StatusTypeDef status = HAL_OK; |
mbed_official | 340:28d1f895c6fe | 259 | |
mbed_official | 340:28d1f895c6fe | 260 | /* Process Locked */ |
mbed_official | 340:28d1f895c6fe | 261 | __HAL_LOCK(&pFlash); |
mbed_official | 340:28d1f895c6fe | 262 | |
mbed_official | 340:28d1f895c6fe | 263 | /* Check the parameters */ |
mbed_official | 340:28d1f895c6fe | 264 | assert_param(IS_TYPEPROGRAM(TypeProgram)); |
mbed_official | 340:28d1f895c6fe | 265 | assert_param(IS_FLASH_PROGRAM_ADDRESS(Address)); |
mbed_official | 340:28d1f895c6fe | 266 | |
mbed_official | 340:28d1f895c6fe | 267 | /* Enable End of FLASH Operation and Error source interrupts */ |
mbed_official | 340:28d1f895c6fe | 268 | __HAL_FLASH_ENABLE_IT((FLASH_IT_EOP | FLASH_IT_ERR)); |
mbed_official | 340:28d1f895c6fe | 269 | |
mbed_official | 340:28d1f895c6fe | 270 | pFlash.Address = Address; |
mbed_official | 340:28d1f895c6fe | 271 | pFlash.Data = Data; |
mbed_official | 340:28d1f895c6fe | 272 | |
mbed_official | 340:28d1f895c6fe | 273 | if(TypeProgram == TYPEPROGRAM_HALFWORD) |
mbed_official | 340:28d1f895c6fe | 274 | { |
mbed_official | 340:28d1f895c6fe | 275 | pFlash.ProcedureOnGoing = FLASH_PROC_PROGRAMHALFWORD; |
mbed_official | 340:28d1f895c6fe | 276 | /*Program halfword (16-bit) at a specified address.*/ |
mbed_official | 340:28d1f895c6fe | 277 | pFlash.DataRemaining = 1; |
mbed_official | 340:28d1f895c6fe | 278 | } |
mbed_official | 340:28d1f895c6fe | 279 | else if(TypeProgram == TYPEPROGRAM_WORD) |
mbed_official | 340:28d1f895c6fe | 280 | { |
mbed_official | 340:28d1f895c6fe | 281 | pFlash.ProcedureOnGoing = FLASH_PROC_PROGRAMWORD; |
mbed_official | 340:28d1f895c6fe | 282 | /*Program word (32-bit : 2*16-bit) at a specified address.*/ |
mbed_official | 340:28d1f895c6fe | 283 | pFlash.DataRemaining = 2; |
mbed_official | 340:28d1f895c6fe | 284 | } |
mbed_official | 340:28d1f895c6fe | 285 | else |
mbed_official | 340:28d1f895c6fe | 286 | { |
mbed_official | 340:28d1f895c6fe | 287 | pFlash.ProcedureOnGoing = FLASH_PROC_PROGRAMDOUBLEWORD; |
mbed_official | 340:28d1f895c6fe | 288 | /*Program double word (64-bit : 4*16-bit) at a specified address.*/ |
mbed_official | 340:28d1f895c6fe | 289 | pFlash.DataRemaining = 4; |
mbed_official | 340:28d1f895c6fe | 290 | } |
mbed_official | 340:28d1f895c6fe | 291 | |
mbed_official | 340:28d1f895c6fe | 292 | /*Program halfword (16-bit) at a specified address.*/ |
mbed_official | 340:28d1f895c6fe | 293 | FLASH_Program_HalfWord(Address, (uint16_t)Data); |
mbed_official | 340:28d1f895c6fe | 294 | |
mbed_official | 340:28d1f895c6fe | 295 | return status; |
mbed_official | 340:28d1f895c6fe | 296 | } |
mbed_official | 340:28d1f895c6fe | 297 | |
mbed_official | 340:28d1f895c6fe | 298 | /** |
mbed_official | 340:28d1f895c6fe | 299 | * @brief This function handles FLASH interrupt request. |
mbed_official | 340:28d1f895c6fe | 300 | * @retval None |
mbed_official | 340:28d1f895c6fe | 301 | */ |
mbed_official | 340:28d1f895c6fe | 302 | void HAL_FLASH_IRQHandler(void) |
mbed_official | 340:28d1f895c6fe | 303 | { |
mbed_official | 340:28d1f895c6fe | 304 | uint32_t addresstmp; |
mbed_official | 340:28d1f895c6fe | 305 | /* If the operation is completed, disable the PG, PER and MER Bits */ |
mbed_official | 340:28d1f895c6fe | 306 | CLEAR_BIT(FLASH->CR, (FLASH_CR_PG | FLASH_CR_PER | FLASH_CR_MER)); |
mbed_official | 340:28d1f895c6fe | 307 | |
mbed_official | 340:28d1f895c6fe | 308 | /* Check FLASH End of Operation flag */ |
mbed_official | 340:28d1f895c6fe | 309 | if(__HAL_FLASH_GET_FLAG(FLASH_FLAG_EOP)) |
mbed_official | 340:28d1f895c6fe | 310 | { |
mbed_official | 340:28d1f895c6fe | 311 | /* Clear FLASH End of Operation pending bit */ |
mbed_official | 340:28d1f895c6fe | 312 | __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP); |
mbed_official | 340:28d1f895c6fe | 313 | |
mbed_official | 340:28d1f895c6fe | 314 | if(pFlash.ProcedureOnGoing == FLASH_PROC_PAGEERASE) |
mbed_official | 340:28d1f895c6fe | 315 | { |
mbed_official | 340:28d1f895c6fe | 316 | /* Nb of pages to erased can be decreased */ |
mbed_official | 340:28d1f895c6fe | 317 | pFlash.DataRemaining--; |
mbed_official | 340:28d1f895c6fe | 318 | |
mbed_official | 340:28d1f895c6fe | 319 | /* Indicate user which page address has been erased*/ |
mbed_official | 340:28d1f895c6fe | 320 | HAL_FLASH_EndOfOperationCallback(pFlash.Address); |
mbed_official | 340:28d1f895c6fe | 321 | |
mbed_official | 340:28d1f895c6fe | 322 | /* Check if there are still pages to erase*/ |
mbed_official | 340:28d1f895c6fe | 323 | if(pFlash.DataRemaining != 0) |
mbed_official | 340:28d1f895c6fe | 324 | { |
mbed_official | 340:28d1f895c6fe | 325 | /* Increment page address to next page */ |
mbed_official | 340:28d1f895c6fe | 326 | pFlash.Address += FLASH_PAGE_SIZE; |
mbed_official | 340:28d1f895c6fe | 327 | addresstmp = pFlash.Address; |
mbed_official | 340:28d1f895c6fe | 328 | FLASH_PageErase(addresstmp); |
mbed_official | 340:28d1f895c6fe | 329 | } |
mbed_official | 340:28d1f895c6fe | 330 | else |
mbed_official | 340:28d1f895c6fe | 331 | { |
mbed_official | 340:28d1f895c6fe | 332 | /*No more pages to Erase*/ |
mbed_official | 340:28d1f895c6fe | 333 | |
mbed_official | 340:28d1f895c6fe | 334 | /*Reset Address and stop Erase pages procedure*/ |
mbed_official | 340:28d1f895c6fe | 335 | pFlash.Address = 0xFFFFFFFF; |
mbed_official | 340:28d1f895c6fe | 336 | pFlash.ProcedureOnGoing = FLASH_PROC_NONE; |
mbed_official | 340:28d1f895c6fe | 337 | } |
mbed_official | 340:28d1f895c6fe | 338 | } |
mbed_official | 340:28d1f895c6fe | 339 | else if(pFlash.ProcedureOnGoing == FLASH_PROC_MASSERASE) |
mbed_official | 340:28d1f895c6fe | 340 | { |
mbed_official | 340:28d1f895c6fe | 341 | /*MassErase ended. Return the selected bank*/ |
mbed_official | 340:28d1f895c6fe | 342 | /* FLASH EOP interrupt user callback */ |
mbed_official | 340:28d1f895c6fe | 343 | HAL_FLASH_EndOfOperationCallback(0); |
mbed_official | 340:28d1f895c6fe | 344 | |
mbed_official | 340:28d1f895c6fe | 345 | /* Stop Mass Erase procedure*/ |
mbed_official | 340:28d1f895c6fe | 346 | pFlash.ProcedureOnGoing = FLASH_PROC_NONE; |
mbed_official | 340:28d1f895c6fe | 347 | } |
mbed_official | 340:28d1f895c6fe | 348 | else |
mbed_official | 340:28d1f895c6fe | 349 | { |
mbed_official | 340:28d1f895c6fe | 350 | /* Nb of 16-bit data to program can be decreased */ |
mbed_official | 340:28d1f895c6fe | 351 | pFlash.DataRemaining--; |
mbed_official | 340:28d1f895c6fe | 352 | |
mbed_official | 340:28d1f895c6fe | 353 | /* Check if there are still 16-bit data to program */ |
mbed_official | 340:28d1f895c6fe | 354 | if(pFlash.DataRemaining != 0) |
mbed_official | 340:28d1f895c6fe | 355 | { |
mbed_official | 340:28d1f895c6fe | 356 | /* Increment address to 16-bit */ |
mbed_official | 340:28d1f895c6fe | 357 | pFlash.Address += 2; |
mbed_official | 340:28d1f895c6fe | 358 | addresstmp = pFlash.Address; |
mbed_official | 340:28d1f895c6fe | 359 | |
mbed_official | 340:28d1f895c6fe | 360 | /* Shift to have next 16-bit data */ |
mbed_official | 340:28d1f895c6fe | 361 | pFlash.Data = (pFlash.Data >> 16); |
mbed_official | 340:28d1f895c6fe | 362 | |
mbed_official | 340:28d1f895c6fe | 363 | /*Program halfword (16-bit) at a specified address.*/ |
mbed_official | 340:28d1f895c6fe | 364 | FLASH_Program_HalfWord(addresstmp, (uint16_t)pFlash.Data); |
mbed_official | 340:28d1f895c6fe | 365 | } |
mbed_official | 340:28d1f895c6fe | 366 | else |
mbed_official | 340:28d1f895c6fe | 367 | { |
mbed_official | 340:28d1f895c6fe | 368 | /*Program ended. Return the selected address*/ |
mbed_official | 340:28d1f895c6fe | 369 | /* FLASH EOP interrupt user callback */ |
mbed_official | 340:28d1f895c6fe | 370 | if (pFlash.ProcedureOnGoing == FLASH_PROC_PROGRAMHALFWORD) |
mbed_official | 340:28d1f895c6fe | 371 | { |
mbed_official | 340:28d1f895c6fe | 372 | HAL_FLASH_EndOfOperationCallback(pFlash.Address); |
mbed_official | 340:28d1f895c6fe | 373 | } |
mbed_official | 340:28d1f895c6fe | 374 | else if (pFlash.ProcedureOnGoing == FLASH_PROC_PROGRAMWORD) |
mbed_official | 340:28d1f895c6fe | 375 | { |
mbed_official | 340:28d1f895c6fe | 376 | HAL_FLASH_EndOfOperationCallback(pFlash.Address-2); |
mbed_official | 340:28d1f895c6fe | 377 | } |
mbed_official | 340:28d1f895c6fe | 378 | else |
mbed_official | 340:28d1f895c6fe | 379 | { |
mbed_official | 340:28d1f895c6fe | 380 | HAL_FLASH_EndOfOperationCallback(pFlash.Address-6); |
mbed_official | 340:28d1f895c6fe | 381 | } |
mbed_official | 340:28d1f895c6fe | 382 | |
mbed_official | 340:28d1f895c6fe | 383 | /* Reset Address and stop Program procedure*/ |
mbed_official | 340:28d1f895c6fe | 384 | pFlash.Address = 0xFFFFFFFF; |
mbed_official | 340:28d1f895c6fe | 385 | pFlash.ProcedureOnGoing = FLASH_PROC_NONE; |
mbed_official | 340:28d1f895c6fe | 386 | } |
mbed_official | 340:28d1f895c6fe | 387 | } |
mbed_official | 340:28d1f895c6fe | 388 | } |
mbed_official | 340:28d1f895c6fe | 389 | |
mbed_official | 340:28d1f895c6fe | 390 | /* Check FLASH operation error flags */ |
mbed_official | 340:28d1f895c6fe | 391 | if(__HAL_FLASH_GET_FLAG(FLASH_FLAG_WRPERR | FLASH_FLAG_PGERR)) |
mbed_official | 340:28d1f895c6fe | 392 | { |
mbed_official | 340:28d1f895c6fe | 393 | /*Save the Error code*/ |
mbed_official | 340:28d1f895c6fe | 394 | FLASH_SetErrorCode(); |
mbed_official | 340:28d1f895c6fe | 395 | |
mbed_official | 340:28d1f895c6fe | 396 | /* FLASH error interrupt user callback */ |
mbed_official | 340:28d1f895c6fe | 397 | HAL_FLASH_OperationErrorCallback(pFlash.Address); |
mbed_official | 340:28d1f895c6fe | 398 | |
mbed_official | 340:28d1f895c6fe | 399 | /* Clear FLASH error pending bits */ |
mbed_official | 340:28d1f895c6fe | 400 | __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_WRPERR | FLASH_FLAG_PGERR); |
mbed_official | 340:28d1f895c6fe | 401 | |
mbed_official | 340:28d1f895c6fe | 402 | /* Reset address and stop the procedure ongoing*/ |
mbed_official | 340:28d1f895c6fe | 403 | pFlash.Address = 0xFFFFFFFF; |
mbed_official | 340:28d1f895c6fe | 404 | pFlash.ProcedureOnGoing = FLASH_PROC_NONE; |
mbed_official | 340:28d1f895c6fe | 405 | } |
mbed_official | 340:28d1f895c6fe | 406 | |
mbed_official | 340:28d1f895c6fe | 407 | if(pFlash.ProcedureOnGoing == FLASH_PROC_NONE) |
mbed_official | 340:28d1f895c6fe | 408 | { |
mbed_official | 340:28d1f895c6fe | 409 | /* Disable End of FLASH Operation and Error source interrupts */ |
mbed_official | 340:28d1f895c6fe | 410 | __HAL_FLASH_DISABLE_IT((FLASH_IT_EOP | FLASH_IT_ERR)); |
mbed_official | 340:28d1f895c6fe | 411 | |
mbed_official | 340:28d1f895c6fe | 412 | /* Process Unlocked */ |
mbed_official | 340:28d1f895c6fe | 413 | __HAL_UNLOCK(&pFlash); |
mbed_official | 340:28d1f895c6fe | 414 | } |
mbed_official | 340:28d1f895c6fe | 415 | } |
mbed_official | 340:28d1f895c6fe | 416 | |
mbed_official | 340:28d1f895c6fe | 417 | |
mbed_official | 340:28d1f895c6fe | 418 | /** |
mbed_official | 340:28d1f895c6fe | 419 | * @brief FLASH end of operation interrupt callback |
mbed_official | 340:28d1f895c6fe | 420 | * @param ReturnValue: The value saved in this parameter depends on the ongoing procedure |
mbed_official | 340:28d1f895c6fe | 421 | * - Mass Erase: No return value expected |
mbed_official | 340:28d1f895c6fe | 422 | * - Pages Erase: Address of the page which has been erased |
mbed_official | 340:28d1f895c6fe | 423 | * - Program: Address which was selected for data program |
mbed_official | 340:28d1f895c6fe | 424 | * @retval none |
mbed_official | 340:28d1f895c6fe | 425 | */ |
mbed_official | 340:28d1f895c6fe | 426 | __weak void HAL_FLASH_EndOfOperationCallback(uint32_t ReturnValue) |
mbed_official | 340:28d1f895c6fe | 427 | { |
mbed_official | 340:28d1f895c6fe | 428 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 340:28d1f895c6fe | 429 | the HAL_FLASH_EndOfOperationCallback could be implemented in the user file |
mbed_official | 340:28d1f895c6fe | 430 | */ |
mbed_official | 340:28d1f895c6fe | 431 | } |
mbed_official | 340:28d1f895c6fe | 432 | |
mbed_official | 340:28d1f895c6fe | 433 | /** |
mbed_official | 340:28d1f895c6fe | 434 | * @brief FLASH operation error interrupt callback |
mbed_official | 340:28d1f895c6fe | 435 | * @param ReturnValue: The value saved in this parameter depends on the ongoing procedure |
mbed_official | 340:28d1f895c6fe | 436 | * - Mass Erase: No return value expected |
mbed_official | 340:28d1f895c6fe | 437 | * - Pages Erase: Address of the page which returned an error |
mbed_official | 340:28d1f895c6fe | 438 | * - Program: Address which was selected for data program |
mbed_official | 340:28d1f895c6fe | 439 | * @retval none |
mbed_official | 340:28d1f895c6fe | 440 | */ |
mbed_official | 340:28d1f895c6fe | 441 | __weak void HAL_FLASH_OperationErrorCallback(uint32_t ReturnValue) |
mbed_official | 340:28d1f895c6fe | 442 | { |
mbed_official | 340:28d1f895c6fe | 443 | /* NOTE : This function Should not be modified, when the callback is needed, |
mbed_official | 340:28d1f895c6fe | 444 | the HAL_FLASH_OperationErrorCallback could be implemented in the user file |
mbed_official | 340:28d1f895c6fe | 445 | */ |
mbed_official | 340:28d1f895c6fe | 446 | } |
mbed_official | 340:28d1f895c6fe | 447 | |
mbed_official | 340:28d1f895c6fe | 448 | /** |
mbed_official | 340:28d1f895c6fe | 449 | * @} |
mbed_official | 340:28d1f895c6fe | 450 | */ |
mbed_official | 340:28d1f895c6fe | 451 | |
mbed_official | 340:28d1f895c6fe | 452 | /** @defgroup FLASH_Exported_Functions_Group2 Peripheral Control functions |
mbed_official | 340:28d1f895c6fe | 453 | * @brief management functions |
mbed_official | 340:28d1f895c6fe | 454 | * |
mbed_official | 340:28d1f895c6fe | 455 | @verbatim |
mbed_official | 340:28d1f895c6fe | 456 | =============================================================================== |
mbed_official | 340:28d1f895c6fe | 457 | ##### Peripheral Control functions ##### |
mbed_official | 340:28d1f895c6fe | 458 | =============================================================================== |
mbed_official | 340:28d1f895c6fe | 459 | [..] |
mbed_official | 340:28d1f895c6fe | 460 | This subsection provides a set of functions allowing to control the FLASH |
mbed_official | 340:28d1f895c6fe | 461 | memory operations. |
mbed_official | 340:28d1f895c6fe | 462 | |
mbed_official | 340:28d1f895c6fe | 463 | @endverbatim |
mbed_official | 340:28d1f895c6fe | 464 | * @{ |
mbed_official | 340:28d1f895c6fe | 465 | */ |
mbed_official | 340:28d1f895c6fe | 466 | |
mbed_official | 340:28d1f895c6fe | 467 | /** |
mbed_official | 340:28d1f895c6fe | 468 | * @brief Unlock the FLASH control register access |
mbed_official | 340:28d1f895c6fe | 469 | * @retval HAL Status |
mbed_official | 340:28d1f895c6fe | 470 | */ |
mbed_official | 340:28d1f895c6fe | 471 | HAL_StatusTypeDef HAL_FLASH_Unlock(void) |
mbed_official | 340:28d1f895c6fe | 472 | { |
mbed_official | 340:28d1f895c6fe | 473 | if((READ_BIT(FLASH->CR, FLASH_CR_LOCK)) != RESET) |
mbed_official | 340:28d1f895c6fe | 474 | { |
mbed_official | 340:28d1f895c6fe | 475 | /* Authorize the FLASH Registers access */ |
mbed_official | 340:28d1f895c6fe | 476 | WRITE_REG(FLASH->KEYR, FLASH_FKEY1); |
mbed_official | 340:28d1f895c6fe | 477 | WRITE_REG(FLASH->KEYR, FLASH_FKEY2); |
mbed_official | 340:28d1f895c6fe | 478 | } |
mbed_official | 340:28d1f895c6fe | 479 | else |
mbed_official | 340:28d1f895c6fe | 480 | { |
mbed_official | 340:28d1f895c6fe | 481 | return HAL_ERROR; |
mbed_official | 340:28d1f895c6fe | 482 | } |
mbed_official | 340:28d1f895c6fe | 483 | |
mbed_official | 340:28d1f895c6fe | 484 | return HAL_OK; |
mbed_official | 340:28d1f895c6fe | 485 | } |
mbed_official | 340:28d1f895c6fe | 486 | |
mbed_official | 340:28d1f895c6fe | 487 | /** |
mbed_official | 340:28d1f895c6fe | 488 | * @brief Locks the FLASH control register access |
mbed_official | 340:28d1f895c6fe | 489 | * @retval HAL Status |
mbed_official | 340:28d1f895c6fe | 490 | */ |
mbed_official | 340:28d1f895c6fe | 491 | HAL_StatusTypeDef HAL_FLASH_Lock(void) |
mbed_official | 340:28d1f895c6fe | 492 | { |
mbed_official | 340:28d1f895c6fe | 493 | /* Set the LOCK Bit to lock the FLASH Registers access */ |
mbed_official | 340:28d1f895c6fe | 494 | SET_BIT(FLASH->CR, FLASH_CR_LOCK); |
mbed_official | 340:28d1f895c6fe | 495 | |
mbed_official | 340:28d1f895c6fe | 496 | return HAL_OK; |
mbed_official | 340:28d1f895c6fe | 497 | } |
mbed_official | 340:28d1f895c6fe | 498 | |
mbed_official | 340:28d1f895c6fe | 499 | |
mbed_official | 340:28d1f895c6fe | 500 | /** |
mbed_official | 340:28d1f895c6fe | 501 | * @brief Unlock the FLASH Option Control Registers access. |
mbed_official | 340:28d1f895c6fe | 502 | * @retval HAL Status |
mbed_official | 340:28d1f895c6fe | 503 | */ |
mbed_official | 340:28d1f895c6fe | 504 | HAL_StatusTypeDef HAL_FLASH_OB_Unlock(void) |
mbed_official | 340:28d1f895c6fe | 505 | { |
mbed_official | 340:28d1f895c6fe | 506 | if((READ_BIT(FLASH->CR, FLASH_CR_OPTWRE)) == RESET) |
mbed_official | 340:28d1f895c6fe | 507 | { |
mbed_official | 340:28d1f895c6fe | 508 | /* Authorizes the Option Byte register programming */ |
mbed_official | 340:28d1f895c6fe | 509 | WRITE_REG(FLASH->OPTKEYR, FLASH_OPTKEY1); |
mbed_official | 340:28d1f895c6fe | 510 | WRITE_REG(FLASH->OPTKEYR, FLASH_OPTKEY2); |
mbed_official | 340:28d1f895c6fe | 511 | } |
mbed_official | 340:28d1f895c6fe | 512 | else |
mbed_official | 340:28d1f895c6fe | 513 | { |
mbed_official | 340:28d1f895c6fe | 514 | return HAL_ERROR; |
mbed_official | 340:28d1f895c6fe | 515 | } |
mbed_official | 340:28d1f895c6fe | 516 | |
mbed_official | 340:28d1f895c6fe | 517 | return HAL_OK; |
mbed_official | 340:28d1f895c6fe | 518 | } |
mbed_official | 340:28d1f895c6fe | 519 | |
mbed_official | 340:28d1f895c6fe | 520 | /** |
mbed_official | 340:28d1f895c6fe | 521 | * @brief Lock the FLASH Option Control Registers access. |
mbed_official | 340:28d1f895c6fe | 522 | * @retval HAL Status |
mbed_official | 340:28d1f895c6fe | 523 | */ |
mbed_official | 340:28d1f895c6fe | 524 | HAL_StatusTypeDef HAL_FLASH_OB_Lock(void) |
mbed_official | 340:28d1f895c6fe | 525 | { |
mbed_official | 340:28d1f895c6fe | 526 | /* Clear the OPTWRE Bit to lock the FLASH Option Byte Registers access */ |
mbed_official | 340:28d1f895c6fe | 527 | CLEAR_BIT(FLASH->CR, FLASH_CR_OPTWRE); |
mbed_official | 340:28d1f895c6fe | 528 | |
mbed_official | 340:28d1f895c6fe | 529 | return HAL_OK; |
mbed_official | 340:28d1f895c6fe | 530 | } |
mbed_official | 340:28d1f895c6fe | 531 | |
mbed_official | 340:28d1f895c6fe | 532 | /** |
mbed_official | 340:28d1f895c6fe | 533 | * @brief Launch the option byte loading. |
mbed_official | 340:28d1f895c6fe | 534 | * @retval HAL status |
mbed_official | 340:28d1f895c6fe | 535 | */ |
mbed_official | 340:28d1f895c6fe | 536 | HAL_StatusTypeDef HAL_FLASH_OB_Launch(void) |
mbed_official | 340:28d1f895c6fe | 537 | { |
mbed_official | 340:28d1f895c6fe | 538 | /* Set the bit to force the option byte reloading */ |
mbed_official | 340:28d1f895c6fe | 539 | SET_BIT(FLASH->CR, FLASH_CR_OBL_LAUNCH); |
mbed_official | 340:28d1f895c6fe | 540 | |
mbed_official | 340:28d1f895c6fe | 541 | /* Wait for last operation to be completed */ |
mbed_official | 340:28d1f895c6fe | 542 | return(FLASH_WaitForLastOperation((uint32_t)HAL_FLASH_TIMEOUT_VALUE)); |
mbed_official | 340:28d1f895c6fe | 543 | } |
mbed_official | 340:28d1f895c6fe | 544 | |
mbed_official | 340:28d1f895c6fe | 545 | /** |
mbed_official | 340:28d1f895c6fe | 546 | * @} |
mbed_official | 340:28d1f895c6fe | 547 | */ |
mbed_official | 340:28d1f895c6fe | 548 | |
mbed_official | 340:28d1f895c6fe | 549 | /** @defgroup FLASH_Exported_Functions_Group3 Peripheral State and Errors functions |
mbed_official | 340:28d1f895c6fe | 550 | * @brief Peripheral Errors functions |
mbed_official | 340:28d1f895c6fe | 551 | * |
mbed_official | 340:28d1f895c6fe | 552 | @verbatim |
mbed_official | 340:28d1f895c6fe | 553 | =============================================================================== |
mbed_official | 340:28d1f895c6fe | 554 | ##### Peripheral Errors functions ##### |
mbed_official | 340:28d1f895c6fe | 555 | =============================================================================== |
mbed_official | 340:28d1f895c6fe | 556 | [..] |
mbed_official | 340:28d1f895c6fe | 557 | This subsection permit to get in run-time Errors of the FLASH peripheral. |
mbed_official | 340:28d1f895c6fe | 558 | |
mbed_official | 340:28d1f895c6fe | 559 | @endverbatim |
mbed_official | 340:28d1f895c6fe | 560 | * @{ |
mbed_official | 340:28d1f895c6fe | 561 | */ |
mbed_official | 340:28d1f895c6fe | 562 | |
mbed_official | 340:28d1f895c6fe | 563 | /** |
mbed_official | 340:28d1f895c6fe | 564 | * @brief Get the specific FLASH error flag. |
mbed_official | 340:28d1f895c6fe | 565 | * @retval FLASH_ErrorCode: The returned value can be: |
mbed_official | 340:28d1f895c6fe | 566 | * @arg FLASH_ERROR_PG: FLASH Programming error flag |
mbed_official | 340:28d1f895c6fe | 567 | * @arg FLASH_ERROR_WRP: FLASH Write protected error flag |
mbed_official | 340:28d1f895c6fe | 568 | */ |
mbed_official | 340:28d1f895c6fe | 569 | FLASH_ErrorTypeDef HAL_FLASH_GetError(void) |
mbed_official | 340:28d1f895c6fe | 570 | { |
mbed_official | 340:28d1f895c6fe | 571 | return pFlash.ErrorCode; |
mbed_official | 340:28d1f895c6fe | 572 | } |
mbed_official | 340:28d1f895c6fe | 573 | |
mbed_official | 340:28d1f895c6fe | 574 | /** |
mbed_official | 340:28d1f895c6fe | 575 | * @} |
mbed_official | 340:28d1f895c6fe | 576 | */ |
mbed_official | 340:28d1f895c6fe | 577 | |
mbed_official | 340:28d1f895c6fe | 578 | /** |
mbed_official | 340:28d1f895c6fe | 579 | * @} |
mbed_official | 340:28d1f895c6fe | 580 | */ |
mbed_official | 340:28d1f895c6fe | 581 | |
mbed_official | 340:28d1f895c6fe | 582 | /** @addtogroup FLASH_Private_Functions |
mbed_official | 340:28d1f895c6fe | 583 | * @{ |
mbed_official | 340:28d1f895c6fe | 584 | */ |
mbed_official | 340:28d1f895c6fe | 585 | /** |
mbed_official | 340:28d1f895c6fe | 586 | * @brief Erase the specified FLASH memory page |
mbed_official | 340:28d1f895c6fe | 587 | * @param PageAddress: FLASH page to erase |
mbed_official | 340:28d1f895c6fe | 588 | * The value of this parameter depend on device used within the same series |
mbed_official | 340:28d1f895c6fe | 589 | * |
mbed_official | 340:28d1f895c6fe | 590 | * @retval None |
mbed_official | 340:28d1f895c6fe | 591 | */ |
mbed_official | 340:28d1f895c6fe | 592 | void FLASH_PageErase(uint32_t PageAddress) |
mbed_official | 340:28d1f895c6fe | 593 | { |
mbed_official | 340:28d1f895c6fe | 594 | /* Clear pending flags (if any) */ |
mbed_official | 340:28d1f895c6fe | 595 | __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP | FLASH_FLAG_WRPERR | FLASH_FLAG_PGERR); |
mbed_official | 340:28d1f895c6fe | 596 | |
mbed_official | 340:28d1f895c6fe | 597 | /* Proceed to erase the page */ |
mbed_official | 340:28d1f895c6fe | 598 | SET_BIT(FLASH->CR, FLASH_CR_PER); |
mbed_official | 340:28d1f895c6fe | 599 | WRITE_REG(FLASH->AR, PageAddress); |
mbed_official | 340:28d1f895c6fe | 600 | SET_BIT(FLASH->CR, FLASH_CR_STRT); |
mbed_official | 340:28d1f895c6fe | 601 | } |
mbed_official | 340:28d1f895c6fe | 602 | |
mbed_official | 340:28d1f895c6fe | 603 | /** |
mbed_official | 340:28d1f895c6fe | 604 | * @brief Program a half-word (16-bit) at a specified address. |
mbed_official | 340:28d1f895c6fe | 605 | * @param Address: specifies the address to be programmed. |
mbed_official | 340:28d1f895c6fe | 606 | * @param Data: specifies the data to be programmed. |
mbed_official | 340:28d1f895c6fe | 607 | * @retval None |
mbed_official | 340:28d1f895c6fe | 608 | */ |
mbed_official | 340:28d1f895c6fe | 609 | static void FLASH_Program_HalfWord(uint32_t Address, uint16_t Data) |
mbed_official | 340:28d1f895c6fe | 610 | { |
mbed_official | 340:28d1f895c6fe | 611 | /* Clear pending flags (if any) */ |
mbed_official | 340:28d1f895c6fe | 612 | __HAL_FLASH_CLEAR_FLAG(FLASH_FLAG_EOP | FLASH_FLAG_WRPERR | FLASH_FLAG_PGERR); |
mbed_official | 340:28d1f895c6fe | 613 | |
mbed_official | 340:28d1f895c6fe | 614 | /* Proceed to program the new data */ |
mbed_official | 340:28d1f895c6fe | 615 | SET_BIT(FLASH->CR, FLASH_CR_PG); |
mbed_official | 340:28d1f895c6fe | 616 | |
mbed_official | 340:28d1f895c6fe | 617 | *(__IO uint16_t*)Address = Data; |
mbed_official | 340:28d1f895c6fe | 618 | } |
mbed_official | 340:28d1f895c6fe | 619 | |
mbed_official | 340:28d1f895c6fe | 620 | /** |
mbed_official | 340:28d1f895c6fe | 621 | * @brief Wait for a FLASH operation to complete. |
mbed_official | 340:28d1f895c6fe | 622 | * @param Timeout: maximum flash operationtimeout |
mbed_official | 340:28d1f895c6fe | 623 | * @retval HAL_StatusTypeDef HAL Status |
mbed_official | 340:28d1f895c6fe | 624 | */ |
mbed_official | 340:28d1f895c6fe | 625 | HAL_StatusTypeDef FLASH_WaitForLastOperation(uint32_t Timeout) |
mbed_official | 340:28d1f895c6fe | 626 | { |
mbed_official | 340:28d1f895c6fe | 627 | /* Wait for the FLASH operation to complete by polling on BUSY flag to be reset. |
mbed_official | 340:28d1f895c6fe | 628 | Even if the FLASH operation fails, the BUSY flag will be reset and an error |
mbed_official | 340:28d1f895c6fe | 629 | flag will be set */ |
mbed_official | 340:28d1f895c6fe | 630 | |
mbed_official | 340:28d1f895c6fe | 631 | uint32_t tickstart = HAL_GetTick(); |
mbed_official | 340:28d1f895c6fe | 632 | |
mbed_official | 340:28d1f895c6fe | 633 | while(__HAL_FLASH_GET_FLAG(FLASH_FLAG_BSY)) |
mbed_official | 340:28d1f895c6fe | 634 | { |
mbed_official | 340:28d1f895c6fe | 635 | if(Timeout != HAL_MAX_DELAY) |
mbed_official | 340:28d1f895c6fe | 636 | { |
mbed_official | 340:28d1f895c6fe | 637 | if((Timeout == 0) || ((HAL_GetTick() - tickstart) > Timeout)) |
mbed_official | 340:28d1f895c6fe | 638 | { |
mbed_official | 340:28d1f895c6fe | 639 | return HAL_TIMEOUT; |
mbed_official | 340:28d1f895c6fe | 640 | } |
mbed_official | 340:28d1f895c6fe | 641 | } |
mbed_official | 340:28d1f895c6fe | 642 | } |
mbed_official | 340:28d1f895c6fe | 643 | |
mbed_official | 340:28d1f895c6fe | 644 | if(__HAL_FLASH_GET_FLAG(FLASH_FLAG_WRPERR) || __HAL_FLASH_GET_FLAG(FLASH_FLAG_PGERR)) |
mbed_official | 340:28d1f895c6fe | 645 | { |
mbed_official | 340:28d1f895c6fe | 646 | /*Save the error code*/ |
mbed_official | 340:28d1f895c6fe | 647 | FLASH_SetErrorCode(); |
mbed_official | 340:28d1f895c6fe | 648 | return HAL_ERROR; |
mbed_official | 340:28d1f895c6fe | 649 | } |
mbed_official | 340:28d1f895c6fe | 650 | |
mbed_official | 340:28d1f895c6fe | 651 | /* If there is an error flag set */ |
mbed_official | 340:28d1f895c6fe | 652 | return HAL_OK; |
mbed_official | 340:28d1f895c6fe | 653 | |
mbed_official | 340:28d1f895c6fe | 654 | } |
mbed_official | 340:28d1f895c6fe | 655 | |
mbed_official | 340:28d1f895c6fe | 656 | /** |
mbed_official | 340:28d1f895c6fe | 657 | * @brief Set the specific FLASH error flag. |
mbed_official | 340:28d1f895c6fe | 658 | * @retval None |
mbed_official | 340:28d1f895c6fe | 659 | */ |
mbed_official | 340:28d1f895c6fe | 660 | static void FLASH_SetErrorCode(void) |
mbed_official | 340:28d1f895c6fe | 661 | { |
mbed_official | 340:28d1f895c6fe | 662 | if(__HAL_FLASH_GET_FLAG(FLASH_FLAG_WRPERR)) |
mbed_official | 340:28d1f895c6fe | 663 | { |
mbed_official | 340:28d1f895c6fe | 664 | pFlash.ErrorCode = FLASH_ERROR_WRP; |
mbed_official | 340:28d1f895c6fe | 665 | } |
mbed_official | 340:28d1f895c6fe | 666 | if(__HAL_FLASH_GET_FLAG(FLASH_FLAG_PGERR)) |
mbed_official | 340:28d1f895c6fe | 667 | { |
mbed_official | 340:28d1f895c6fe | 668 | pFlash.ErrorCode |= FLASH_ERROR_PG; |
mbed_official | 340:28d1f895c6fe | 669 | } |
mbed_official | 340:28d1f895c6fe | 670 | } |
mbed_official | 340:28d1f895c6fe | 671 | |
mbed_official | 340:28d1f895c6fe | 672 | /** |
mbed_official | 340:28d1f895c6fe | 673 | * @} |
mbed_official | 340:28d1f895c6fe | 674 | */ |
mbed_official | 340:28d1f895c6fe | 675 | |
mbed_official | 340:28d1f895c6fe | 676 | #endif /* HAL_FLASH_MODULE_ENABLED */ |
mbed_official | 340:28d1f895c6fe | 677 | |
mbed_official | 340:28d1f895c6fe | 678 | /** |
mbed_official | 340:28d1f895c6fe | 679 | * @} |
mbed_official | 340:28d1f895c6fe | 680 | */ |
mbed_official | 340:28d1f895c6fe | 681 | |
mbed_official | 340:28d1f895c6fe | 682 | /** |
mbed_official | 340:28d1f895c6fe | 683 | * @} |
mbed_official | 340:28d1f895c6fe | 684 | */ |
mbed_official | 340:28d1f895c6fe | 685 | |
mbed_official | 340:28d1f895c6fe | 686 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |