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Remove eeprom_f4 due to conflicting license

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refactor_process_record_kb_user
skullY 6 years ago committed by skullydazed
parent d9cf6c6730
commit ce5678b819
3 changed files with 1 additions and 954 deletions
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  1. 822
      keyboards/matrix/noah/eeprom_f4.c
  2. 130
      keyboards/matrix/noah/eeprom_f4.h
  3. 3
      keyboards/matrix/noah/rules.mk

822
keyboards/matrix/noah/eeprom_f4.c
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@ -1,822 +0,0 @@
/**
******************************************************************************
* @file EEPROM/EEPROM_Emulation/src/eeprom.c
* @author MCD Application Team
* @brief This file provides all the EEPROM emulation firmware functions.
******************************************************************************
* @attention
*
* <h2><center>&copy; Copyright <EFBFBD> 2017 STMicroelectronics International N.V.
* All rights reserved.</center></h2>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted, provided that the following conditions are met:
*
* 1. Redistribution of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of STMicroelectronics nor the names of other
* contributors to this software may be used to endorse or promote products
* derived from this software without specific written permission.
* 4. This software, including modifications and/or derivative works of this
* software, must execute solely and exclusively on microcontroller or
* microprocessor devices manufactured by or for STMicroelectronics.
* 5. Redistribution and use of this software other than as permitted under
* this license is void and will automatically terminate your rights under
* this license.
*
* THIS SOFTWARE IS PROVIDED BY STMICROELECTRONICS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS, IMPLIED OR STATUTORY WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE AND NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY
* RIGHTS ARE DISCLAIMED TO THE FULLEST EXTENT PERMITTED BY LAW. IN NO EVENT
* SHALL STMICROELECTRONICS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
******************************************************************************
*/
/** @addtogroup EEPROM_Emulation
* @{
*/
/* Includes ------------------------------------------------------------------*/
#include "eeprom_f4.h"
/* Private typedef -----------------------------------------------------------*/
/* Private define ------------------------------------------------------------*/
/* Private macro -------------------------------------------------------------*/
/* Private variables ---------------------------------------------------------*/
/* Global variable used to store variable value in read sequence */
uint16_t DataVar = 0;
/* Virtual address defined by the user: 0xFFFF value is prohibited */
extern uint16_t VirtAddVarTab[NB_OF_VAR];
/* Private function prototypes -----------------------------------------------*/
/* Private functions ---------------------------------------------------------*/
static HAL_StatusTypeDef EE_Format(void);
static uint16_t EE_FindValidPage(uint8_t Operation);
static uint16_t EE_VerifyPageFullWriteVariable(uint16_t VirtAddress, uint16_t Data);
static uint16_t EE_PageTransfer(uint16_t VirtAddress, uint16_t Data);
static uint16_t EE_VerifyPageFullyErased(uint32_t Address);
/**
* @brief Restore the pages to a known good state in case of page's status
* corruption after a power loss.
* @param None.
* @retval - Flash error code: on write Flash error
* - FLASH_COMPLETE: on success
*/
uint16_t EE_Init(void)
{
uint16_t PageStatus0 = 6, PageStatus1 = 6;
uint16_t VarIdx = 0;
uint16_t EepromStatus = 0, ReadStatus = 0;
int16_t x = -1;
HAL_StatusTypeDef FlashStatus;
FLASH_UnlockF4();
/* Get Page0 status */
PageStatus0 = (*(__IO uint16_t*)PAGE0_BASE_ADDRESS);
/* Get Page1 status */
PageStatus1 = (*(__IO uint16_t*)PAGE1_BASE_ADDRESS);
/* Check for invalid header states and repair if necessary */
switch (PageStatus0)
{
case ERASED:
if (PageStatus1 == VALID_PAGE) /* Page0 erased, Page1 valid */
{
/* Erase Page0 */
if(!EE_VerifyPageFullyErased(PAGE0_BASE_ADDRESS))
{
FlashStatus = FLASH_EraseSectorF4(PAGE0_ID);
/* If erase operation was failed, a Flash error code is returned */
if (FlashStatus != HAL_OK)
{
return FlashStatus;
}
}
}
else if (PageStatus1 == RECEIVE_DATA) /* Page0 erased, Page1 receive */
{
/* Erase Page0 */
if(!EE_VerifyPageFullyErased(PAGE0_BASE_ADDRESS))
{
FlashStatus = FLASH_EraseSectorF4(PAGE1_ID);
/* If erase operation was failed, a Flash error code is returned */
if (FlashStatus != HAL_OK)
{
return FlashStatus;
}
}
/* Mark Page1 as valid */
FlashStatus = FLASH_ProgramHalfWordF4(PAGE1_BASE_ADDRESS, VALID_PAGE);
/* If program operation was failed, a Flash error code is returned */
if (FlashStatus != HAL_OK)
{
return FlashStatus;
}
}
else /* First EEPROM access (Page0&1 are erased) or invalid state -> format EEPROM */
{
/* Erase both Page0 and Page1 and set Page0 as valid page */
FlashStatus = EE_Format();
/* If erase/program operation was failed, a Flash error code is returned */
if (FlashStatus != HAL_OK)
{
return FlashStatus;
}
}
break;
case RECEIVE_DATA:
if (PageStatus1 == VALID_PAGE) /* Page0 receive, Page1 valid */
{
/* Transfer data from Page1 to Page0 */
for (VarIdx = 0; VarIdx < NB_OF_VAR; VarIdx++)
{
if (( *(__IO uint16_t*)(PAGE0_BASE_ADDRESS + 6)) == VirtAddVarTab[VarIdx])
{
x = VarIdx;
}
if (VarIdx != x)
{
/* Read the last variables' updates */
ReadStatus = EE_ReadVariable(VirtAddVarTab[VarIdx], &DataVar);
/* In case variable corresponding to the virtual address was found */
if (ReadStatus != 0x1)
{
/* Transfer the variable to the Page0 */
EepromStatus = EE_VerifyPageFullWriteVariable(VirtAddVarTab[VarIdx], DataVar);
/* If program operation was failed, a Flash error code is returned */
if (EepromStatus != HAL_OK)
{
return EepromStatus;
}
}
}
}
/* Mark Page0 as valid */
FlashStatus = FLASH_ProgramHalfWordF4(PAGE0_BASE_ADDRESS, VALID_PAGE);
/* If program operation was failed, a Flash error code is returned */
if (FlashStatus != HAL_OK)
{
return FlashStatus;
}
/* Erase Page1 */
if(!EE_VerifyPageFullyErased(PAGE1_BASE_ADDRESS))
{
FlashStatus = FLASH_EraseSectorF4(PAGE1_ID);
/* If erase operation was failed, a Flash error code is returned */
if (FlashStatus != HAL_OK)
{
return FlashStatus;
}
}
}
else if (PageStatus1 == ERASED) /* Page0 receive, Page1 erased */
{
/* Erase Page1 */
if(!EE_VerifyPageFullyErased(PAGE1_BASE_ADDRESS))
{
FlashStatus = FLASH_EraseSectorF4(PAGE1_ID);
/* If erase operation was failed, a Flash error code is returned */
if (FlashStatus != HAL_OK)
{
return FlashStatus;
}
}
/* Mark Page0 as valid */
FlashStatus = FLASH_ProgramHalfWordF4(PAGE0_BASE_ADDRESS, VALID_PAGE);
/* If program operation was failed, a Flash error code is returned */
if (FlashStatus != HAL_OK)
{
return FlashStatus;
}
}
else /* Invalid state -> format eeprom */
{
/* Erase both Page0 and Page1 and set Page0 as valid page */
FlashStatus = EE_Format();
/* If erase/program operation was failed, a Flash error code is returned */
if (FlashStatus != HAL_OK)
{
return FlashStatus;
}
}
break;
case VALID_PAGE:
if (PageStatus1 == VALID_PAGE) /* Invalid state -> format eeprom */
{
/* Erase both Page0 and Page1 and set Page0 as valid page */
FlashStatus = EE_Format();
/* If erase/program operation was failed, a Flash error code is returned */
if (FlashStatus != HAL_OK)
{
return FlashStatus;
}
}
else if (PageStatus1 == ERASED) /* Page0 valid, Page1 erased */
{
/* Erase Page1 */
if(!EE_VerifyPageFullyErased(PAGE1_BASE_ADDRESS))
{
FlashStatus = FLASH_EraseSectorF4(PAGE1_ID);
/* If erase operation was failed, a Flash error code is returned */
if (FlashStatus != HAL_OK)
{
return FlashStatus;
}
}
}
else /* Page0 valid, Page1 receive */
{
/* Transfer data from Page0 to Page1 */
for (VarIdx = 0; VarIdx < NB_OF_VAR; VarIdx++)
{
if ((*(__IO uint16_t*)(PAGE1_BASE_ADDRESS + 6)) == VirtAddVarTab[VarIdx])
{
x = VarIdx;
}
if (VarIdx != x)
{
/* Read the last variables' updates */
ReadStatus = EE_ReadVariable(VirtAddVarTab[VarIdx], &DataVar);
/* In case variable corresponding to the virtual address was found */
if (ReadStatus != 0x1)
{
/* Transfer the variable to the Page1 */
EepromStatus = EE_VerifyPageFullWriteVariable(VirtAddVarTab[VarIdx], DataVar);
/* If program operation was failed, a Flash error code is returned */
if (EepromStatus != HAL_OK)
{
return EepromStatus;
}
}
}
}
/* Mark Page1 as valid */
FlashStatus = FLASH_ProgramHalfWordF4(PAGE1_BASE_ADDRESS, VALID_PAGE);
/* If program operation was failed, a Flash error code is returned */
if (FlashStatus != HAL_OK)
{
return FlashStatus;
}
/* Erase Page0 */
if(!EE_VerifyPageFullyErased(PAGE0_BASE_ADDRESS))
{
FlashStatus = FLASH_EraseSectorF4(PAGE0_ID);
/* If erase operation was failed, a Flash error code is returned */
if (FlashStatus != HAL_OK)
{
return FlashStatus;
}
}
}
break;
default: /* Any other state -> format eeprom */
/* Erase both Page0 and Page1 and set Page0 as valid page */
FlashStatus = EE_Format();
/* If erase/program operation was failed, a Flash error code is returned */
if (FlashStatus != HAL_OK)
{
return FlashStatus;
}
break;
}
return HAL_OK;
}
/**
* @brief Verify if specified page is fully erased.
* @param Address: page address
* This parameter can be one of the following values:
* @arg PAGE0_BASE_ADDRESS: Page0 base address
* @arg PAGE1_BASE_ADDRESS: Page1 base address
* @retval page fully erased status:
* - 0: if Page not erased
* - 1: if Page erased
*/
uint16_t EE_VerifyPageFullyErased(uint32_t Address)
{
uint32_t ReadStatus = 1;
uint16_t AddressValue = 0x5555;
/* Check each active page address starting from end */
while (Address <= PAGE0_END_ADDRESS)
{
/* Get the current location content to be compared with virtual address */
AddressValue = (*(__IO uint16_t*)Address);
/* Compare the read address with the virtual address */
if (AddressValue != ERASED)
{
/* In case variable value is read, reset ReadStatus flag */
ReadStatus = 0;
break;
}
/* Next address location */
Address = Address + 4;
}
/* Return ReadStatus value: (0: Page not erased, 1: Sector erased) */
return ReadStatus;
}
/**
* @brief Returns the last stored variable data, if found, which correspond to
* the passed virtual address
* @param VirtAddress: Variable virtual address
* @param Data: Global variable contains the read variable value
* @retval Success or error status:
* - 0: if variable was found
* - 1: if the variable was not found
* - NO_VALID_PAGE: if no valid page was found.
*/
uint16_t EE_ReadVariable(uint16_t VirtAddress, uint16_t* Data)
{
uint16_t ValidPage = PAGE0;
uint16_t AddressValue = 0x5555, ReadStatus = 1;
uint32_t Address = EEPROM_START_ADDRESS, PageStartAddress = EEPROM_START_ADDRESS;
/* Get active Page for read operation */
ValidPage = EE_FindValidPage(READ_FROM_VALID_PAGE);
/* Check if there is no valid page */
if (ValidPage == NO_VALID_PAGE)
{
return NO_VALID_PAGE;
}
/* Get the valid Page start Address */
PageStartAddress = (uint32_t)(EEPROM_START_ADDRESS + (uint32_t)(ValidPage * PAGE_SIZE));
/* Get the valid Page end Address */
Address = (uint32_t)((EEPROM_START_ADDRESS - 2) + (uint32_t)((1 + ValidPage) * PAGE_SIZE));
/* Check each active page address starting from end */
while (Address > (PageStartAddress + 2))
{
/* Get the current location content to be compared with virtual address */
AddressValue = (*(__IO uint16_t*)Address);
/* Compare the read address with the virtual address */
if (AddressValue == VirtAddress)
{
/* Get content of Address-2 which is variable value */
*Data = (*(__IO uint16_t*)(Address - 2));
/* In case variable value is read, reset ReadStatus flag */
ReadStatus = 0;
break;
}
else
{
/* Next address location */
Address = Address - 4;
}
}
/* Return ReadStatus value: (0: variable exist, 1: variable doesn't exist) */
return ReadStatus;
}
/**
* @brief Writes/upadtes variable data in EEPROM.
* @param VirtAddress: Variable virtual address
* @param Data: 16 bit data to be written
* @retval Success or error status:
* - FLASH_COMPLETE: on success
* - PAGE_FULL: if valid page is full
* - NO_VALID_PAGE: if no valid page was found
* - Flash error code: on write Flash error
*/
uint16_t EE_WriteVariable(uint16_t VirtAddress, uint16_t Data)
{
uint16_t Status = 0;
/* Write the variable virtual address and value in the EEPROM */
Status = EE_VerifyPageFullWriteVariable(VirtAddress, Data);
/* In case the EEPROM active page is full */
if (Status == PAGE_FULL)
{
/* Perform Page transfer */
Status = EE_PageTransfer(VirtAddress, Data);
}
/* Return last operation status */
return Status;
}
/**
* @brief Erases PAGE and PAGE1 and writes VALID_PAGE header to PAGE
* @param None
* @retval Status of the last operation (Flash write or erase) done during
* EEPROM formating
*/
static HAL_StatusTypeDef EE_Format(void)
{
HAL_StatusTypeDef FlashStatus = HAL_OK;
/* Erase Page0 */
if(!EE_VerifyPageFullyErased(PAGE0_BASE_ADDRESS))
{
FlashStatus = FLASH_EraseSectorF4(PAGE0_ID);
/* If erase operation was failed, a Flash error code is returned */
if (FlashStatus != HAL_OK)
{
return FlashStatus;
}
}
/* Set Page0 as valid page: Write VALID_PAGE at Page0 base address */
FlashStatus = FLASH_ProgramHalfWordF4(PAGE0_BASE_ADDRESS, VALID_PAGE);
/* If program operation was failed, a Flash error code is returned */
if (FlashStatus != HAL_OK)
{
return FlashStatus;
}
/* Erase Page1 */
if(!EE_VerifyPageFullyErased(PAGE1_BASE_ADDRESS))
{
FlashStatus = FLASH_EraseSectorF4(PAGE1_ID);
/* If erase operation was failed, a Flash error code is returned */
if (FlashStatus != HAL_OK)
{
return FlashStatus;
}
}
return HAL_OK;
}
/**
* @brief Find valid Page for write or read operation
* @param Operation: operation to achieve on the valid page.
* This parameter can be one of the following values:
* @arg READ_FROM_VALID_PAGE: read operation from valid page
* @arg WRITE_IN_VALID_PAGE: write operation from valid page
* @retval Valid page number (PAGE or PAGE1) or NO_VALID_PAGE in case
* of no valid page was found
*/
static uint16_t EE_FindValidPage(uint8_t Operation)
{
uint16_t PageStatus0 = 6, PageStatus1 = 6;
/* Get Page0 actual status */
PageStatus0 = (*(__IO uint16_t*)PAGE0_BASE_ADDRESS);
/* Get Page1 actual status */
PageStatus1 = (*(__IO uint16_t*)PAGE1_BASE_ADDRESS);
/* Write or read operation */
switch (Operation)
{
case WRITE_IN_VALID_PAGE: /* ---- Write operation ---- */
if (PageStatus1 == VALID_PAGE)
{
/* Page0 receiving data */
if (PageStatus0 == RECEIVE_DATA)
{
return PAGE0; /* Page0 valid */
}
else
{
return PAGE1; /* Page1 valid */
}
}
else if (PageStatus0 == VALID_PAGE)
{
/* Page1 receiving data */
if (PageStatus1 == RECEIVE_DATA)
{
return PAGE1; /* Page1 valid */
}
else
{
return PAGE0; /* Page0 valid */
}
}
else
{
return NO_VALID_PAGE; /* No valid Page */
}
case READ_FROM_VALID_PAGE: /* ---- Read operation ---- */
if (PageStatus0 == VALID_PAGE)
{
return PAGE0; /* Page0 valid */
}
else if (PageStatus1 == VALID_PAGE)
{
return PAGE1; /* Page1 valid */
}
else
{
return NO_VALID_PAGE ; /* No valid Page */
}
default:
return PAGE0; /* Page0 valid */
}
}
/**
* @brief Verify if active page is full and Writes variable in EEPROM.
* @param VirtAddress: 16 bit virtual address of the variable
* @param Data: 16 bit data to be written as variable value
* @retval Success or error status:
* - FLASH_COMPLETE: on success
* - PAGE_FULL: if valid page is full
* - NO_VALID_PAGE: if no valid page was found
* - Flash error code: on write Flash error
*/
static uint16_t EE_VerifyPageFullWriteVariable(uint16_t VirtAddress, uint16_t Data)
{
HAL_StatusTypeDef FlashStatus = HAL_OK;
uint16_t ValidPage = PAGE0;
uint32_t Address = EEPROM_START_ADDRESS, PageEndAddress = EEPROM_START_ADDRESS+PAGE_SIZE;
/* Get valid Page for write operation */
ValidPage = EE_FindValidPage(WRITE_IN_VALID_PAGE);
/* Check if there is no valid page */
if (ValidPage == NO_VALID_PAGE)
{
return NO_VALID_PAGE;
}
/* Get the valid Page start Address */
Address = (uint32_t)(EEPROM_START_ADDRESS + (uint32_t)(ValidPage * PAGE_SIZE));
/* Get the valid Page end Address */
PageEndAddress = (uint32_t)((EEPROM_START_ADDRESS - 1) + (uint32_t)((ValidPage + 1) * PAGE_SIZE));
/* Check each active page address starting from begining */
while (Address < PageEndAddress)
{
/* Verify if Address and Address+2 contents are 0xFFFFFFFF */
if ((*(__IO uint32_t*)Address) == 0xFFFFFFFF)
{
/* Set variable data */
FlashStatus = FLASH_ProgramHalfWordF4(Address, Data);
/* If program operation was failed, a Flash error code is returned */
if (FlashStatus != HAL_OK)
{
return FlashStatus;
}
/* Set variable virtual address */
FlashStatus = FLASH_ProgramHalfWordF4(Address + 2, VirtAddress);
/* Return program operation status */
return FlashStatus;
}
else
{
/* Next address location */
Address = Address + 4;
}
}
/* Return PAGE_FULL in case the valid page is full */
return PAGE_FULL;
}
/**
* @brief Transfers last updated variables data from the full Page to
* an empty one.
* @param VirtAddress: 16 bit virtual address of the variable
* @param Data: 16 bit data to be written as variable value
* @retval Success or error status:
* - FLASH_COMPLETE: on success
* - PAGE_FULL: if valid page is full
* - NO_VALID_PAGE: if no valid page was found
* - Flash error code: on write Flash error
*/
static uint16_t EE_PageTransfer(uint16_t VirtAddress, uint16_t Data)
{
HAL_StatusTypeDef FlashStatus = HAL_OK;
uint32_t NewPageAddress = EEPROM_START_ADDRESS;
uint16_t OldPageId=0;
uint16_t ValidPage = PAGE0, VarIdx = 0;
uint16_t EepromStatus = 0, ReadStatus = 0;
/* Get active Page for read operation */
ValidPage = EE_FindValidPage(READ_FROM_VALID_PAGE);
if (ValidPage == PAGE1) /* Page1 valid */
{
/* New page address where variable will be moved to */
NewPageAddress = PAGE0_BASE_ADDRESS;
/* Old page ID where variable will be taken from */
OldPageId = PAGE1_ID;
}
else if (ValidPage == PAGE0) /* Page0 valid */
{
/* New page address where variable will be moved to */
NewPageAddress = PAGE1_BASE_ADDRESS;
/* Old page ID where variable will be taken from */
OldPageId = PAGE0_ID;
}
else
{
return NO_VALID_PAGE; /* No valid Page */
}
/* Set the new Page status to RECEIVE_DATA status */
FlashStatus = FLASH_ProgramHalfWordF4(NewPageAddress, RECEIVE_DATA);
/* If program operation was failed, a Flash error code is returned */
if (FlashStatus != HAL_OK)
{
return FlashStatus;
}
/* Write the variable passed as parameter in the new active page */
EepromStatus = EE_VerifyPageFullWriteVariable(VirtAddress, Data);
/* If program operation was failed, a Flash error code is returned */
if (EepromStatus != HAL_OK)
{
return EepromStatus;
}
/* Transfer process: transfer variables from old to the new active page */
for (VarIdx = 0; VarIdx < NB_OF_VAR; VarIdx++)
{
if (VirtAddVarTab[VarIdx] != VirtAddress) /* Check each variable except the one passed as parameter */
{
/* Read the other last variable updates */
ReadStatus = EE_ReadVariable(VirtAddVarTab[VarIdx], &DataVar);
/* In case variable corresponding to the virtual address was found */
if (ReadStatus != 0x1)
{
/* Transfer the variable to the new active page */
EepromStatus = EE_VerifyPageFullWriteVariable(VirtAddVarTab[VarIdx], DataVar);
/* If program operation was failed, a Flash error code is returned */
if (EepromStatus != HAL_OK)
{
return EepromStatus;
}
}
}
}
/* Erase the old Page: Set old Page status to ERASED status */
FlashStatus = FLASH_EraseSectorF4(OldPageId);
/* If erase operation was failed, a Flash error code is returned */
if (FlashStatus != HAL_OK)
{
return FlashStatus;
}
/* Set new Page status to VALID_PAGE status */
FlashStatus = FLASH_ProgramHalfWordF4(NewPageAddress, VALID_PAGE);
/* If program operation was failed, a Flash error code is returned */
if (FlashStatus != HAL_OK)
{
return FlashStatus;
}
/* Return last operation flash status */
return FlashStatus;
}
/* flash operation */
#define EraseTimeout ((uint32_t)0x00000FFF)
#define ProgramTimeout ((uint32_t)0x0000001F)
#define FLASH_PSIZE_BYTE 0
#define FLASH_PSIZE_HFWORD FLASH_CR_PSIZE_0
#define FLASH_PSIZE_WORD FLASH_CR_PSIZE_1
#define FLASH_CR_SNB_Pos 3
#define FLASH_KEY1_F4 0x45670123
#define FLASH_KEY2_F4 0xCDEF89AB
#define ASSERT(exp) (void)((0))
static void Flash_Delay(void)
{
__IO uint32_t i = 0;
for(i = 0xFF; i != 0; i--) { }
}
static HAL_StatusTypeDef FLASH_GetStatus(void)
{
if ((FLASH->SR & FLASH_SR_BSY) == FLASH_SR_BSY)
return HAL_BUSY;
if ((FLASH->SR & (FLASH_SR_PGSERR|FLASH_SR_PGPERR|FLASH_SR_PGAERR)) != 0)
return HAL_ERROR;
if ((FLASH->SR & FLASH_SR_WRPERR) != 0 )
return HAL_ERROR;
if ((FLASH->SR & FLASH_SR_SOP) != 0 )
return HAL_ERROR;
return HAL_OK;
}
static HAL_StatusTypeDef FLASH_WaitForLastOperation(uint32_t timeout)
{
/* Check for the Flash Status */
HAL_StatusTypeDef status = FLASH_GetStatus();
/* Wait for a Flash operation to complete or a TIMEOUT to occur */
while ((status == HAL_BUSY) && (timeout != 0x00))
{
Flash_Delay();
status = FLASH_GetStatus();
timeout--;
}
if (timeout == 0)
status = HAL_TIMEOUT;
return status;
}
HAL_StatusTypeDef FLASH_UnlockF4(void)
{
FLASH->KEYR = FLASH_KEY1_F4;
FLASH->KEYR = FLASH_KEY2_F4;
return HAL_OK;
}
HAL_StatusTypeDef FLASH_EraseSectorF4(uint32_t sector)
{
HAL_StatusTypeDef status = HAL_OK;
/* Wait for last operation to be completed */
status = FLASH_WaitForLastOperation(EraseTimeout);
if(status == HAL_OK) {
/* if the previous operation is completed, proceed to erase the page */
CLEAR_BIT(FLASH->CR, FLASH_CR_PSIZE);
FLASH->CR |= FLASH_PSIZE_WORD;
CLEAR_BIT(FLASH->CR, FLASH_CR_SNB);
FLASH->CR |= FLASH_CR_SER | (sector << FLASH_CR_SNB_Pos);
FLASH->CR |= FLASH_CR_STRT;
/* Wait for last operation to be completed */
status = FLASH_WaitForLastOperation(EraseTimeout);
if(status != HAL_TIMEOUT)
{
/* if the erase operation is completed, disable the PER Bit */
FLASH->CR &= ~FLASH_CR_SNB;
FLASH->CR &= ~FLASH_CR_SER;
}
FLASH->SR = (FLASH_SR_EOP | FLASH_SR_SOP | FLASH_SR_WRPERR);
}
/* Return the Erase Status */
return status;
}
HAL_StatusTypeDef FLASH_ProgramHalfWordF4(uint32_t address, uint16_t data)
{
HAL_StatusTypeDef status = HAL_ERROR;
if (IS_FLASH_ADDRESS(address))
{
/* Wait for last operation to be completed */
status = FLASH_WaitForLastOperation(ProgramTimeout);
if(status == HAL_OK) {
// set size to byte
FLASH->CR &= ~FLASH_CR_PSIZE;
FLASH->CR |= FLASH_PSIZE_HFWORD;
FLASH->CR |= FLASH_CR_PG;
*(__IO uint16_t*)address = data;
/* Wait for last operation to be completed */
status = FLASH_WaitForLastOperation(ProgramTimeout);
if(status != HAL_TIMEOUT)
{
/* if the program operation is completed, disable the PG Bit */
FLASH->CR &= ~FLASH_CR_PG;
}
FLASH->SR = (FLASH_SR_EOP | FLASH_SR_SOP | FLASH_SR_PGSERR | FLASH_SR_PGPERR | FLASH_SR_PGAERR | FLASH_SR_WRPERR);
}
}
return status;
}
/**
* @}
*/
/******************* (C) COPYRIGHT 2017 STMicroelectronics *****END OF FILE****/

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keyboards/matrix/noah/eeprom_f4.h
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@ -1,130 +0,0 @@
/**
******************************************************************************
* @file EEPROM/EEPROM_Emulation/inc/eeprom.h
* @author MCD Application Team
* @brief This file contains all the functions prototypes for the EEPROM
* emulation firmware library.
******************************************************************************
* @attention
*
* <h2><center>&copy; Copyright <EFBFBD> 2017 STMicroelectronics International N.V.
* All rights reserved.</center></h2>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted, provided that the following conditions are met:
*
* 1. Redistribution of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. Neither the name of STMicroelectronics nor the names of other
* contributors to this software may be used to endorse or promote products
* derived from this software without specific written permission.
* 4. This software, including modifications and/or derivative works of this
* software, must execute solely and exclusively on microcontroller or
* microprocessor devices manufactured by or for STMicroelectronics.
* 5. Redistribution and use of this software other than as permitted under
* this license is void and will automatically terminate your rights under
* this license.
*
* THIS SOFTWARE IS PROVIDED BY STMICROELECTRONICS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS, IMPLIED OR STATUTORY WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
* PARTICULAR PURPOSE AND NON-INFRINGEMENT OF THIRD PARTY INTELLECTUAL PROPERTY
* RIGHTS ARE DISCLAIMED TO THE FULLEST EXTENT PERMITTED BY LAW. IN NO EVENT
* SHALL STMICROELECTRONICS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
* OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
* EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
******************************************************************************
*/
/* Define to prevent recursive inclusion -------------------------------------*/
#ifndef __EEPROM_H
#define __EEPROM_H
/* Includes ------------------------------------------------------------------*/
#include "hal.h"
typedef enum
{
HAL_OK = 0x00U,
HAL_ERROR = 0x01U,
HAL_BUSY = 0x02U,
HAL_TIMEOUT = 0x03U
} HAL_StatusTypeDef;
/* Exported constants --------------------------------------------------------*/
/* EEPROM emulation firmware error codes */
#define EE_OK (uint32_t)HAL_OK
#define EE_ERROR (uint32_t)HAL_ERROR
#define EE_BUSY (uint32_t)HAL_BUSY
#define EE_TIMEOUT (uint32_t)HAL_TIMEOUT
/* Define the size of the sectors to be used */
#define PAGE_SIZE (uint32_t)0x4000 /* Page size = 16KByte */
/* Device voltage range supposed to be [2.7V to 3.6V], the operation will
be done by word */
#define VOLTAGE_RANGE (uint8_t)VOLTAGE_RANGE_3
/* EEPROM start address in Flash */
#define EEPROM_START_ADDRESS ((uint32_t)0x08008000) /* EEPROM emulation start address:
from sector2 : after 16KByte of used
Flash memory */
/* Pages 0 and 1 base and end addresses */
#define PAGE0_BASE_ADDRESS ((uint32_t)(EEPROM_START_ADDRESS + 0x0000))
#define PAGE0_END_ADDRESS ((uint32_t)(EEPROM_START_ADDRESS + (PAGE_SIZE - 1)))
#define PAGE0_ID 2//FLASH_SECTOR_2
#define PAGE1_BASE_ADDRESS ((uint32_t)(EEPROM_START_ADDRESS + 0x4000))
#define PAGE1_END_ADDRESS ((uint32_t)(EEPROM_START_ADDRESS + (2 * PAGE_SIZE - 1)))
#define PAGE1_ID 3//FLASH_SECTOR_3
/* Used Flash pages for EEPROM emulation */
#define PAGE0 ((uint16_t)0x0000)
#define PAGE1 ((uint16_t)0x0001) /* Page nb between PAGE0_BASE_ADDRESS & PAGE1_BASE_ADDRESS*/
/* No valid page define */
#define NO_VALID_PAGE ((uint16_t)0x00AB)
/* Page status definitions */
#define ERASED ((uint16_t)0xFFFF) /* Page is empty */
#define RECEIVE_DATA ((uint16_t)0xEEEE) /* Page is marked to receive data */
#define VALID_PAGE ((uint16_t)0x0000) /* Page containing valid data */
/* Valid pages in read and write defines */
#define READ_FROM_VALID_PAGE ((uint8_t)0x00)
#define WRITE_IN_VALID_PAGE ((uint8_t)0x01)
/* Page full define */
#define PAGE_FULL ((uint8_t)0x80)
/* Variables' number */
#define NB_OF_VAR ((uint8_t)0x16)
/* Exported types ------------------------------------------------------------*/
/* Exported macro ------------------------------------------------------------*/
/* Exported functions ------------------------------------------------------- */
HAL_StatusTypeDef FLASH_UnlockF4(void);
HAL_StatusTypeDef FLASH_EraseSectorF4(uint32_t sector);
HAL_StatusTypeDef FLASH_ProgramHalfWordF4(uint32_t address, uint16_t data);
uint16_t EE_Init(void);
uint16_t EE_ReadVariable(uint16_t VirtAddress, uint16_t* Data);
uint16_t EE_WriteVariable(uint16_t VirtAddress, uint16_t Data);
#define IS_FLASH_ADDRESS(ADDRESS) (((ADDRESS) >= EEPROM_START_ADDRESS) && ((ADDRESS) < PAGE1_END_ADDRESS))
#define IS_FLASH_SECTOR(SECTOR) (((SECTOR) >= PAGE0_ID) && ((SECTOR) <= PAGE1_ID))
#endif /* __EEPROM_H */
/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

3
keyboards/matrix/noah/rules.mk
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@ -53,5 +53,4 @@ RGBLIGHT_CUSTOM_DRIVER = yes
# project specific files
SRC += \
matrix.c \
ws2812_f4.c \
eeprom_f4.c
ws2812_f4.c

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