aboutsummaryrefslogtreecommitdiff
path: root/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/FLASH/Write_Protection/main.c
diff options
context:
space:
mode:
authorTrygve Laugstøl <trygvis@inamo.no>2017-01-25 22:23:13 +0100
committerTrygve Laugstøl <trygvis@inamo.no>2017-01-25 22:23:17 +0100
commit2fff65aed2477a503c72629d27e2a330d30c02d1 (patch)
tree96fd9f2f8151e266c0cf8563a714d7bab8aa7cb0 /tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/FLASH/Write_Protection/main.c
parent41fdd2b1f35bcb4224fdb8fee2b959e09d1f5916 (diff)
downloadstm32f103-playground-2fff65aed2477a503c72629d27e2a330d30c02d1.tar.gz
stm32f103-playground-2fff65aed2477a503c72629d27e2a330d30c02d1.tar.bz2
stm32f103-playground-2fff65aed2477a503c72629d27e2a330d30c02d1.tar.xz
stm32f103-playground-2fff65aed2477a503c72629d27e2a330d30c02d1.zip
o Seemingly working Mutexes.
o Dropping the privileged/unprivileged split for now.
Diffstat (limited to 'tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/FLASH/Write_Protection/main.c')
-rw-r--r--tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/FLASH/Write_Protection/main.c211
1 files changed, 0 insertions, 211 deletions
diff --git a/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/FLASH/Write_Protection/main.c b/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/FLASH/Write_Protection/main.c
deleted file mode 100644
index ddc1076..0000000
--- a/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/FLASH/Write_Protection/main.c
+++ /dev/null
@@ -1,211 +0,0 @@
-/**
- ******************************************************************************
- * @file FLASH/Write_Protection/main.c
- * @author MCD Application Team
- * @version V3.5.0
- * @date 08-April-2011
- * @brief Main program body
- ******************************************************************************
- * @attention
- *
- * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
- * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
- * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
- * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
- * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
- * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
- *
- * <h2><center>&copy; COPYRIGHT 2011 STMicroelectronics</center></h2>
- ******************************************************************************
- */
-
-/* Includes ------------------------------------------------------------------*/
-#include "stm32f10x.h"
-
-/** @addtogroup STM32F10x_StdPeriph_Examples
- * @{
- */
-
-/** @addtogroup FLASH_Write_Protection
- * @{
- */
-
-/* Private typedef -----------------------------------------------------------*/
-typedef enum {FAILED = 0, PASSED = !FAILED} TestStatus;
-
-/* Private define ------------------------------------------------------------*/
-/* Define the STM32F10x FLASH Page Size depending on the used device */
-#if defined (STM32F10X_HD) || defined (STM32F10X_HD_VL) || (STM32F10X_CL) || defined (STM32F10X_XL)
- #define FLASH_PAGE_SIZE ((uint16_t)0x800)
- #define FLASH_PAGES_TO_BE_PROTECTED (FLASH_WRProt_Pages12to13 | FLASH_WRProt_Pages14to15)
-#else
- #define FLASH_PAGE_SIZE ((uint16_t)0x400)
- #define FLASH_PAGES_TO_BE_PROTECTED (FLASH_WRProt_Pages24to27 | FLASH_WRProt_Pages28to31)
-#endif
-
-#define BANK1_WRITE_START_ADDR ((uint32_t)0x08006000)
-#define BANK1_WRITE_END_ADDR ((uint32_t)0x08008000)
-
-/* Uncomment this line to program the Falsh pages */
-//#define FLASH_PAGE_PROGRAM
-/* Uncomment this line to Enable Write Protection */
-//#define WRITE_PROTECTION_ENABLE
-/* Uncomment this line to Disable Write Protection */
-#define WRITE_PROTECTION_DISABLE
-
-/* Private macro -------------------------------------------------------------*/
-/* Private variables ---------------------------------------------------------*/
-uint32_t EraseCounter = 0x0, Address = 0x0;
-uint16_t Data = 0x1753;
-uint32_t WRPR_Value = 0xFFFFFFFF, ProtectedPages = 0x0;
-uint32_t NbrOfPage;
-volatile FLASH_Status FLASHStatus = FLASH_COMPLETE;
-volatile TestStatus MemoryProgramStatus = PASSED;
-
-/* Private function prototypes -----------------------------------------------*/
-/* Private functions ---------------------------------------------------------*/
-
-/**
- * @brief Main program
- * @param None
- * @retval None
- */
-int main(void)
-{
- /*!< At this stage the microcontroller clock setting is already configured,
- this is done through SystemInit() function which is called from startup
- file (startup_stm32f10x_xx.s) before to branch to application main.
- To reconfigure the default setting of SystemInit() function, refer to
- system_stm32f10x.c file
- */
-
- /* Unlock the Flash Program Erase controller */
- FLASH_Unlock();
-
- /* Get pages write protection status */
- WRPR_Value = FLASH_GetWriteProtectionOptionByte();
-
-#ifdef WRITE_PROTECTION_DISABLE
-
- /* Get pages already write protected */
- ProtectedPages = ~(WRPR_Value | FLASH_PAGES_TO_BE_PROTECTED);
-
- /* Check if desired pages are already write protected */
- if((WRPR_Value | (~FLASH_PAGES_TO_BE_PROTECTED)) != 0xFFFFFFFF )
- {
- /* Erase all the option Bytes */
- FLASHStatus = FLASH_EraseOptionBytes();
-
- /* Check if there is write protected pages */
- if(ProtectedPages != 0x0)
- {
- /* Restore write protected pages */
- FLASHStatus = FLASH_EnableWriteProtection(ProtectedPages);
- }
- /* Generate System Reset to load the new option byte values */
- NVIC_SystemReset();
- }
-
-#elif defined WRITE_PROTECTION_ENABLE
-
- /* Get current write protected pages and the new pages to be protected */
- ProtectedPages = (~WRPR_Value) | FLASH_PAGES_TO_BE_PROTECTED;
-
- /* Check if desired pages are not yet write protected */
- if(((~WRPR_Value) & FLASH_PAGES_TO_BE_PROTECTED )!= FLASH_PAGES_TO_BE_PROTECTED)
- {
-
- /* Erase all the option Bytes because if a program operation is
- performed on a protected page, the Flash memory returns a
- protection error */
- FLASHStatus = FLASH_EraseOptionBytes();
-
- /* Enable the pages write protection */
- FLASHStatus = FLASH_EnableWriteProtection(ProtectedPages);
-
- /* Generate System Reset to load the new option byte values */
- NVIC_SystemReset();
- }
-
-#endif
-
-#ifdef FLASH_PAGE_PROGRAM
- /* Get the number of pages to be erased */
- NbrOfPage = (BANK1_WRITE_END_ADDR - BANK1_WRITE_START_ADDR) / FLASH_PAGE_SIZE;
-
- /* The selected pages are not write protected */
- if ( (WRPR_Value & FLASH_PAGES_TO_BE_PROTECTED) != 0x00)
- {
- /* Clear All pending flags */
- FLASH_ClearFlag(FLASH_FLAG_BSY | FLASH_FLAG_EOP|FLASH_FLAG_PGERR |FLASH_FLAG_WRPRTERR);
-
- /* erase the FLASH pages */
- for(EraseCounter = 0; (EraseCounter < NbrOfPage) && (FLASHStatus == FLASH_COMPLETE); EraseCounter++)
- {
- FLASHStatus = FLASH_ErasePage(BANK1_WRITE_START_ADDR + (FLASH_PAGE_SIZE * EraseCounter));
- }
-
- /* FLASH Half Word program of data 0x1753 at addresses defined by BANK1_WRITE_START_ADDR and BANK1_WRITE_END_ADDR */
- Address = BANK1_WRITE_START_ADDR;
-
- while((Address < BANK1_WRITE_END_ADDR) && (FLASHStatus == FLASH_COMPLETE))
- {
- FLASHStatus = FLASH_ProgramHalfWord(Address, Data);
- Address = Address + 2;
- }
-
- /* Check the correctness of written data */
- Address = BANK1_WRITE_START_ADDR;
-
- while((Address < BANK1_WRITE_END_ADDR) && (MemoryProgramStatus != FAILED))
- {
- if((*(__IO uint16_t*) Address) != Data)
- {
- MemoryProgramStatus = FAILED;
- }
- Address += 2;
- }
- }
- else
- {
- /* Error to program the flash : The desired pages are write protected */
- MemoryProgramStatus = FAILED;
- }
-
-#endif
-
- while (1)
- {
- }
-}
-
-#ifdef USE_FULL_ASSERT
-
-/**
- * @brief Reports the name of the source file and the source line number
- * where the assert_param error has occurred.
- * @param file: pointer to the source file name
- * @param line: assert_param error line source number
- * @retval None
- */
-void assert_failed(uint8_t* file, uint32_t line)
-{
- /* User can add his own implementation to report the file name and line number,
- ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
-
- while (1)
- {
- }
-}
-
-#endif
-
-/**
- * @}
- */
-
-/**
- * @}
- */
-
-/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/