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rt-thread/components/drivers/include/drivers/classes/block.h
T

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C

/*
* Copyright (c) 2006-2023, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2023-10-11 zmshahaha move from <rtdef.h>
*/
#ifndef __BLOCK_H__
#define __BLOCK_H__
#include <rtdef.h>
/* block device commands*/
#define RT_DEVICE_CTRL_BLK_GETGEOME (RT_DEVICE_CTRL_BASE(Block) + 1) /**< get geometry information */
#define RT_DEVICE_CTRL_BLK_SYNC (RT_DEVICE_CTRL_BASE(Block) + 2) /**< flush data to block device */
#define RT_DEVICE_CTRL_BLK_ERASE (RT_DEVICE_CTRL_BASE(Block) + 3) /**< erase block on block device */
#define RT_DEVICE_CTRL_BLK_AUTOREFRESH (RT_DEVICE_CTRL_BASE(Block) + 4) /**< block device : enter/exit auto refresh mode */
#define RT_DEVICE_CTRL_BLK_PARTITION (RT_DEVICE_CTRL_BASE(Block) + 5) /**< get block device partition */
/**
* block device geometry structure
*/
struct rt_device_blk_geometry
{
rt_uint64_t sector_count; /**< count of sectors */
rt_uint32_t bytes_per_sector; /**< number of bytes per sector */
rt_uint32_t block_size; /**< number of bytes to erase one block */
};
/**
* sector arrange struct on block device
*/
struct rt_device_blk_sectors
{
rt_uint64_t sector_begin; /**< begin sector */
rt_uint64_t sector_end; /**< end sector */
};
#endif /* __BLOCK_H__ */