en 129 / mbed-dev

fix LPC812 PWM

Dependents:   IR_LED_Send

Fork of mbed-dev by mbed official

targets/cmsis/TARGET_STM/TARGET_STM32F4/stm32f4xx_hal_flash_ramfunc.c@129:2e517c56bcfb, 2016-05-16 (annotated)

Committer:
nameless129
Date:
Mon May 16 16:50:30 2016 +0000
Revision:
129:2e517c56bcfb
Parent:
19:112740acecfa 
PWM Fix:Duty 0%??H???????????????

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bogdanm 0:9b334a45a8ff 1 /**
bogdanm 0:9b334a45a8ff 2 ******************************************************************************
bogdanm 0:9b334a45a8ff 3 * @file stm32f4xx_hal_flash_ramfunc.c
bogdanm 0:9b334a45a8ff 4 * @author MCD Application Team
mbed_official 19:112740acecfa 5 * @version V1.4.1
mbed_official 19:112740acecfa 6 * @date 09-October-2015
bogdanm 0:9b334a45a8ff 7 * @brief FLASH RAMFUNC module driver.
bogdanm 0:9b334a45a8ff 8 * This file provides a FLASH firmware functions which should be
bogdanm 0:9b334a45a8ff 9 * executed from internal SRAM
bogdanm 0:9b334a45a8ff 10 * + Stop/Start the flash interface while System Run
bogdanm 0:9b334a45a8ff 11 * + Enable/Disable the flash sleep while System Run
bogdanm 0:9b334a45a8ff 12 @verbatim
bogdanm 0:9b334a45a8ff 13 ==============================================================================
bogdanm 0:9b334a45a8ff 14 ##### APIs executed from Internal RAM #####
bogdanm 0:9b334a45a8ff 15 ==============================================================================
bogdanm 0:9b334a45a8ff 16 [..]
bogdanm 0:9b334a45a8ff 17 *** ARM Compiler ***
bogdanm 0:9b334a45a8ff 18 --------------------
bogdanm 0:9b334a45a8ff 19 [..] RAM functions are defined using the toolchain options.
bogdanm 0:9b334a45a8ff 20 Functions that are be executed in RAM should reside in a separate
bogdanm 0:9b334a45a8ff 21 source module. Using the 'Options for File' dialog you can simply change
bogdanm 0:9b334a45a8ff 22 the 'Code / Const' area of a module to a memory space in physical RAM.
bogdanm 0:9b334a45a8ff 23 Available memory areas are declared in the 'Target' tab of the
bogdanm 0:9b334a45a8ff 24 Options for Target' dialog.
bogdanm 0:9b334a45a8ff 25
bogdanm 0:9b334a45a8ff 26 *** ICCARM Compiler ***
bogdanm 0:9b334a45a8ff 27 -----------------------
bogdanm 0:9b334a45a8ff 28 [..] RAM functions are defined using a specific toolchain keyword "__ramfunc".
bogdanm 0:9b334a45a8ff 29
bogdanm 0:9b334a45a8ff 30 *** GNU Compiler ***
bogdanm 0:9b334a45a8ff 31 --------------------
bogdanm 0:9b334a45a8ff 32 [..] RAM functions are defined using a specific toolchain attribute
bogdanm 0:9b334a45a8ff 33 "__attribute__((section(".RamFunc")))".
bogdanm 0:9b334a45a8ff 34
bogdanm 0:9b334a45a8ff 35 @endverbatim
bogdanm 0:9b334a45a8ff 36 ******************************************************************************
bogdanm 0:9b334a45a8ff 37 * @attention
bogdanm 0:9b334a45a8ff 38 *
bogdanm 0:9b334a45a8ff 39 * <h2><center>&copy; COPYRIGHT(c) 2015 STMicroelectronics</center></h2>
bogdanm 0:9b334a45a8ff 40 *
bogdanm 0:9b334a45a8ff 41 * Redistribution and use in source and binary forms, with or without modification,
bogdanm 0:9b334a45a8ff 42 * are permitted provided that the following conditions are met:
bogdanm 0:9b334a45a8ff 43 * 1. Redistributions of source code must retain the above copyright notice,
bogdanm 0:9b334a45a8ff 44 * this list of conditions and the following disclaimer.
bogdanm 0:9b334a45a8ff 45 * 2. Redistributions in binary form must reproduce the above copyright notice,
bogdanm 0:9b334a45a8ff 46 * this list of conditions and the following disclaimer in the documentation
bogdanm 0:9b334a45a8ff 47 * and/or other materials provided with the distribution.
bogdanm 0:9b334a45a8ff 48 * 3. Neither the name of STMicroelectronics nor the names of its contributors
bogdanm 0:9b334a45a8ff 49 * may be used to endorse or promote products derived from this software
bogdanm 0:9b334a45a8ff 50 * without specific prior written permission.
bogdanm 0:9b334a45a8ff 51 *
bogdanm 0:9b334a45a8ff 52 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
bogdanm 0:9b334a45a8ff 53 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
bogdanm 0:9b334a45a8ff 54 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
bogdanm 0:9b334a45a8ff 55 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
bogdanm 0:9b334a45a8ff 56 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
bogdanm 0:9b334a45a8ff 57 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
bogdanm 0:9b334a45a8ff 58 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
bogdanm 0:9b334a45a8ff 59 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
bogdanm 0:9b334a45a8ff 60 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
bogdanm 0:9b334a45a8ff 61 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
bogdanm 0:9b334a45a8ff 62 *
bogdanm 0:9b334a45a8ff 63 ******************************************************************************
bogdanm 0:9b334a45a8ff 64 */
bogdanm 0:9b334a45a8ff 65
bogdanm 0:9b334a45a8ff 66 /* Includes ------------------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 67 #include "stm32f4xx_hal.h"
bogdanm 0:9b334a45a8ff 68
bogdanm 0:9b334a45a8ff 69 /** @addtogroup STM32F4xx_HAL_Driver
bogdanm 0:9b334a45a8ff 70 * @{
bogdanm 0:9b334a45a8ff 71 */
bogdanm 0:9b334a45a8ff 72
bogdanm 0:9b334a45a8ff 73 /** @defgroup FLASHRAMFUNC FLASH RAMFUNC
bogdanm 0:9b334a45a8ff 74 * @brief FLASH functions executed from RAM
bogdanm 0:9b334a45a8ff 75 * @{
bogdanm 0:9b334a45a8ff 76 */
bogdanm 0:9b334a45a8ff 77 #ifdef HAL_FLASH_MODULE_ENABLED
mbed_official 19:112740acecfa 78 #if defined(STM32F410Tx) || defined(STM32F410Cx) || defined(STM32F410Rx) || defined(STM32F411xE) || defined(STM32F446xx)
bogdanm 0:9b334a45a8ff 79
bogdanm 0:9b334a45a8ff 80 /* Private typedef -----------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 81 /* Private define ------------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 82 /* Private macro -------------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 83 /* Private variables ---------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 84 /* Private function prototypes -----------------------------------------------*/
bogdanm 0:9b334a45a8ff 85 /* Exported functions --------------------------------------------------------*/
bogdanm 0:9b334a45a8ff 86 /** @defgroup FLASHRAMFUNC_Exported_Functions FLASH RAMFUNC Exported Functions
bogdanm 0:9b334a45a8ff 87 * @{
bogdanm 0:9b334a45a8ff 88 */
bogdanm 0:9b334a45a8ff 89
bogdanm 0:9b334a45a8ff 90 /** @defgroup FLASHRAMFUNC_Exported_Functions_Group1 Peripheral features functions executed from internal RAM
bogdanm 0:9b334a45a8ff 91 * @brief Peripheral Extended features functions
bogdanm 0:9b334a45a8ff 92 *
bogdanm 0:9b334a45a8ff 93 @verbatim
bogdanm 0:9b334a45a8ff 94
bogdanm 0:9b334a45a8ff 95 ===============================================================================
bogdanm 0:9b334a45a8ff 96 ##### ramfunc functions #####
bogdanm 0:9b334a45a8ff 97 ===============================================================================
bogdanm 0:9b334a45a8ff 98 [..]
bogdanm 0:9b334a45a8ff 99 This subsection provides a set of functions that should be executed from RAM
bogdanm 0:9b334a45a8ff 100 transfers.
bogdanm 0:9b334a45a8ff 101
bogdanm 0:9b334a45a8ff 102 @endverbatim
bogdanm 0:9b334a45a8ff 103 * @{
bogdanm 0:9b334a45a8ff 104 */
bogdanm 0:9b334a45a8ff 105
bogdanm 0:9b334a45a8ff 106 /**
bogdanm 0:9b334a45a8ff 107 * @brief Stop the flash interface while System Run
bogdanm 0:9b334a45a8ff 108 * @note This mode is only available for STM32F411xx devices.
bogdanm 0:9b334a45a8ff 109 * @note This mode couldn't be set while executing with the flash itself.
bogdanm 0:9b334a45a8ff 110 * It should be done with specific routine executed from RAM.
bogdanm 0:9b334a45a8ff 111 * @retval None
bogdanm 0:9b334a45a8ff 112 */
bogdanm 0:9b334a45a8ff 113 __RAM_FUNC HAL_FLASHEx_StopFlashInterfaceClk(void)
bogdanm 0:9b334a45a8ff 114 {
bogdanm 0:9b334a45a8ff 115 /* Enable Power ctrl clock */
bogdanm 0:9b334a45a8ff 116 __HAL_RCC_PWR_CLK_ENABLE();
bogdanm 0:9b334a45a8ff 117 /* Stop the flash interface while System Run */
bogdanm 0:9b334a45a8ff 118 SET_BIT(PWR->CR, PWR_CR_FISSR);
bogdanm 0:9b334a45a8ff 119
bogdanm 0:9b334a45a8ff 120 return HAL_OK;
bogdanm 0:9b334a45a8ff 121 }
bogdanm 0:9b334a45a8ff 122
bogdanm 0:9b334a45a8ff 123 /**
bogdanm 0:9b334a45a8ff 124 * @brief Start the flash interface while System Run
bogdanm 0:9b334a45a8ff 125 * @note This mode is only available for STM32F411xx devices.
bogdanm 0:9b334a45a8ff 126 * @note This mode couldn't be set while executing with the flash itself.
bogdanm 0:9b334a45a8ff 127 * It should be done with specific routine executed from RAM.
bogdanm 0:9b334a45a8ff 128 * @retval None
bogdanm 0:9b334a45a8ff 129 */
bogdanm 0:9b334a45a8ff 130 __RAM_FUNC HAL_FLASHEx_StartFlashInterfaceClk(void)
bogdanm 0:9b334a45a8ff 131 {
bogdanm 0:9b334a45a8ff 132 /* Enable Power ctrl clock */
bogdanm 0:9b334a45a8ff 133 __HAL_RCC_PWR_CLK_ENABLE();
bogdanm 0:9b334a45a8ff 134 /* Start the flash interface while System Run */
bogdanm 0:9b334a45a8ff 135 CLEAR_BIT(PWR->CR, PWR_CR_FISSR);
bogdanm 0:9b334a45a8ff 136
bogdanm 0:9b334a45a8ff 137 return HAL_OK;
bogdanm 0:9b334a45a8ff 138 }
bogdanm 0:9b334a45a8ff 139
bogdanm 0:9b334a45a8ff 140 /**
bogdanm 0:9b334a45a8ff 141 * @brief Enable the flash sleep while System Run
bogdanm 0:9b334a45a8ff 142 * @note This mode is only available for STM32F411xx devices.
bogdanm 0:9b334a45a8ff 143 * @note This mode could n't be set while executing with the flash itself.
bogdanm 0:9b334a45a8ff 144 * It should be done with specific routine executed from RAM.
bogdanm 0:9b334a45a8ff 145 * @retval None
bogdanm 0:9b334a45a8ff 146 */
bogdanm 0:9b334a45a8ff 147 __RAM_FUNC HAL_FLASHEx_EnableFlashSleepMode(void)
bogdanm 0:9b334a45a8ff 148 {
bogdanm 0:9b334a45a8ff 149 /* Enable Power ctrl clock */
bogdanm 0:9b334a45a8ff 150 __HAL_RCC_PWR_CLK_ENABLE();
bogdanm 0:9b334a45a8ff 151 /* Enable the flash sleep while System Run */
bogdanm 0:9b334a45a8ff 152 SET_BIT(PWR->CR, PWR_CR_FMSSR);
bogdanm 0:9b334a45a8ff 153
bogdanm 0:9b334a45a8ff 154 return HAL_OK;
bogdanm 0:9b334a45a8ff 155 }
bogdanm 0:9b334a45a8ff 156
bogdanm 0:9b334a45a8ff 157 /**
bogdanm 0:9b334a45a8ff 158 * @brief Disable the flash sleep while System Run
bogdanm 0:9b334a45a8ff 159 * @note This mode is only available for STM32F411xx devices.
bogdanm 0:9b334a45a8ff 160 * @note This mode couldn't be set while executing with the flash itself.
bogdanm 0:9b334a45a8ff 161 * It should be done with specific routine executed from RAM.
bogdanm 0:9b334a45a8ff 162 * @retval None
bogdanm 0:9b334a45a8ff 163 */
bogdanm 0:9b334a45a8ff 164 __RAM_FUNC HAL_FLASHEx_DisableFlashSleepMode(void)
bogdanm 0:9b334a45a8ff 165 {
bogdanm 0:9b334a45a8ff 166 /* Enable Power ctrl clock */
bogdanm 0:9b334a45a8ff 167 __HAL_RCC_PWR_CLK_ENABLE();
bogdanm 0:9b334a45a8ff 168 /* Disable the flash sleep while System Run */
bogdanm 0:9b334a45a8ff 169 CLEAR_BIT(PWR->CR, PWR_CR_FMSSR);
bogdanm 0:9b334a45a8ff 170
bogdanm 0:9b334a45a8ff 171 return HAL_OK;
bogdanm 0:9b334a45a8ff 172 }
bogdanm 0:9b334a45a8ff 173
bogdanm 0:9b334a45a8ff 174 /**
bogdanm 0:9b334a45a8ff 175 * @}
bogdanm 0:9b334a45a8ff 176 */
bogdanm 0:9b334a45a8ff 177
bogdanm 0:9b334a45a8ff 178 /**
bogdanm 0:9b334a45a8ff 179 * @}
bogdanm 0:9b334a45a8ff 180 */
bogdanm 0:9b334a45a8ff 181
mbed_official 19:112740acecfa 182 #endif /* STM32F410xx || STM32F411xE || STM32F446xx */
bogdanm 0:9b334a45a8ff 183 #endif /* HAL_FLASH_MODULE_ENABLED */
bogdanm 0:9b334a45a8ff 184 /**
bogdanm 0:9b334a45a8ff 185 * @}
bogdanm 0:9b334a45a8ff 186 */
bogdanm 0:9b334a45a8ff 187
bogdanm 0:9b334a45a8ff 188 /**
bogdanm 0:9b334a45a8ff 189 * @}
bogdanm 0:9b334a45a8ff 190 */
bogdanm 0:9b334a45a8ff 191
bogdanm 0:9b334a45a8ff 192 /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/