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Diffstat (limited to 'keyboards/matrix/noah/eeprom_f4.h')
| -rw-r--r-- | keyboards/matrix/noah/eeprom_f4.h | 130 |
1 files changed, 130 insertions, 0 deletions
diff --git a/keyboards/matrix/noah/eeprom_f4.h b/keyboards/matrix/noah/eeprom_f4.h new file mode 100644 index 0000000000..bc4fa08cfc --- /dev/null +++ b/keyboards/matrix/noah/eeprom_f4.h @@ -0,0 +1,130 @@ +/** + ****************************************************************************** + * @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>© Copyright � 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****/ |