kernel_liteos_a/drivers/mtd/multi_partition/include/mtd_dev.h

60 lines
2.3 KiB
C

/*
* Copyright (c) 2013-2019 Huawei Technologies Co., Ltd. All rights reserved.
* Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* 1. Redistributions 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 the copyright holder nor the names of its contributors may be used
* to endorse or promote products derived from this software without specific prior written
* permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER 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.
*/
#ifndef __MTD_DEV_H__
#define __MTD_DEV_H__
#include "los_typedef.h"
#define MTD_NORFLASH 3
#define MTD_NANDFLASH 4
#define MTD_DATAFLASH 6
#define MTD_MLCNANDFLASH 8
struct MtdNorDev {
unsigned long blockSize;
unsigned long blockStart;
unsigned long blockEnd;
};
struct MtdDev {
VOID *priv;
UINT32 type;
UINT64 size;
UINT32 eraseSize;
int (*erase)(struct MtdDev *mtd, UINT64 start, UINT64 len, UINT64 *failAddr);
int (*read)(struct MtdDev *mtd, UINT64 start, UINT64 len, const char *buf);
int (*write)(struct MtdDev *mtd, UINT64 start, UINT64 len, const char *buf);
};
#endif /* __MTD_DEV_H__ */