micropython/ports/renesas-ra/ra/ra_flash.h

58 lines
2.6 KiB
C

/*
* The MIT License (MIT)
*
* Copyright (c) 2021 Renesas Electronics Corporation
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef RA_FLASH_H_
#define RA_FLASH_H_
#include <stdio.h>
#include <stdint.h>
#include <stdbool.h>
#define FLASH_SECTOR_SIZE ((uint32_t)2048)
#define FLASH_NUM_BLOCKS ((uint32_t)128)
#define FLASH_BUF_OFF_MASK (FLASH_SECTOR_SIZE - 1)
#define FLASH_BUF_ADDR_MASK (~FLASH_BUF_OFF_MASK)
#define FLASH_BUF_SIZE FLASH_SECTOR_SIZE
#define FLASH_SECTION __attribute__((section("FLASH_OP")))
typedef uint8_t CHIP_WORD;
void FLASH_SECTION *lmemset(void *dst, int c, size_t len);
void FLASH_SECTION *lmemcpy(void *dst, const void *src, size_t len);
int FLASH_SECTION lmemcmp(const void *p1, const void *p2, size_t len);
uint32_t FLASH_SECTION sector_size(uint32_t addr);
uint32_t FLASH_SECTION sector_start(uint32_t addr);
uint32_t FLASH_SECTION sector_index(uint32_t addr);
bool FLASH_SECTION internal_flash_read(uint8_t *addr, uint32_t NumBytes, uint8_t *pSectorBuff);
bool FLASH_SECTION internal_flash_write(uint8_t *addr, uint32_t NumBytes, uint8_t *pSectorBuff, bool ReadModifyWrite);
bool FLASH_SECTION internal_flash_writex(uint8_t *addr, uint32_t NumBytes, uint8_t *pSectorBuff, bool ReadModifyWrite, bool fIncrementDataPtr);
bool FLASH_SECTION internal_flash_memset(uint8_t *addr, uint8_t Data, uint32_t NumBytes);
bool FLASH_SECTION internal_flash_isblockerased(uint8_t *addr, uint32_t BlockLength);
bool FLASH_SECTION internal_flash_eraseblock(uint8_t *addr);
bool FLASH_SECTION internal_flash_init(void);
#endif /* RA_FLASH_H_ */