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Minimal interface for F4/F7 flash

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This commit is contained in:
Scott Lahteine
2020-04-29 16:31:58 -05:00
parent 3c080ee3e6
commit 7f5730ea3b
3 changed files with 44 additions and 45 deletions
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7
Marlin/src/HAL/STM32_F4_F7/eeprom_emul.cpp
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@@ -49,7 +49,7 @@
*/
#if defined(STM32GENERIC) && (defined(STM32F4) || defined(STM32F7))
#include "../../inc/MarlinConfigPre.h"
#include "../../inc/MarlinConfig.h"
#if ENABLED(FLASH_EEPROM_EMULATION)
@@ -65,7 +65,7 @@ uint16_t DataVar = 0;
uint16_t VirtAddVarTab[NB_OF_VAR];
/* Private function prototypes -----------------------------------------------*/
/* Private functions ---------------------------------------------------------*/
static HAL_StatusTypeDef EE_Format();
static uint16_t EE_FindValidPage(uint8_t Operation);
static uint16_t EE_VerifyPageFullWriteVariable(uint16_t VirtAddress, uint16_t Data);
@@ -79,6 +79,9 @@ static uint16_t EE_VerifyPageFullyErased(uint32_t Address);
* @retval - Flash error code: on write Flash error
* - FLASH_COMPLETE: on success
*/
/* Private functions ---------------------------------------------------------*/
uint16_t EE_Initialize() {
/* Get Page0 and Page1 status */
uint16_t PageStatus0 = (*(__IO uint16_t*)PAGE0_BASE_ADDRESS),