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1. add mtd nor files. 2 fixed include head files in rtdevice.h and mtd_nand.c

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git-svn-id: https://rt-thread.googlecode.com/svn/trunk@2141 bbd45198-f89e-11dd-88c7-29a3b14d5316
This commit is contained in:
goprife@gmail.com
2012-05-30 13:44:13 +00:00
parent 9b2ea9bc0f
commit 020c380b83
4 changed files with 148 additions and 3 deletions
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71
components/drivers/include/drivers/mtd_nor.h Normal file
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@@ -0,0 +1,71 @@
/*
* File : mtd_nor.h
* This file is part of RT-Thread RTOS
* COPYRIGHT (C) 2012, Shanghai Real-Thread Technology Co., Ltd
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2012-5-30 Bernard the first version
*/
#ifndef __MTD_NOR_H__
#define __MTD_NOR_H__
#include <rtdevice.h>
struct rt_mtd_nor_driver_ops;
#define RT_MTD_NOR_DEVICE(device) ((struct rt_mtd_nor_device*)(device))
struct rt_mtd_nor_device
{
struct rt_device parent;
rt_uint32_t block_size; /* The Block size in the flash */
rt_uint32_t block_start; /* The start of available block*/
rt_uint32_t block_end; /* The end of available block */
/* operations interface */
const struct rt_mtd_nor_driver_ops* ops;
};
struct rt_mtd_nor_driver_ops
{
rt_err_t (*read_id) (struct rt_mtd_nor_device* device);
rt_size_t (*read) (struct rt_mtd_nor_device* device, rt_off_t offset, rt_uint8_t* data, rt_uint32_t length);
rt_size_t (*write) (struct rt_mtd_nor_device* device, rt_off_t offset, const rt_uint8_t* data, rt_uint32_t length);
rt_err_t (*erase_block)(struct rt_mtd_nor_device* device, rt_off_t offset, rt_uint32_t length);
};
rt_err_t rt_mtd_nor_register_device(const char* name, struct rt_mtd_nor_device* device);
rt_inline rt_uint32_t rt_mtd_nor_read_id(struct rt_mtd_nor_device* device)
{
return device->ops->read_id(device);
}
rt_inline rt_size_t rt_mtd_nor_read(
struct rt_mtd_nor_device* device,
rt_off_t offset, rt_uint8_t* data, rt_uint32_t length)
{
return device->ops->read(device, offset, data, length);
}
rt_inline rt_size_t rt_mtd_nor_write(
struct rt_mtd_nor_device* device,
rt_off_t offset, const rt_uint8_t* data, rt_uint32_t length)
{
return device->ops->write(device, offset, data, length);
}
rt_inline rt_err_t rt_mtd_nor_erase_block(struct rt_mtd_nor_device* device, rt_off_t offset, rt_size_t length)
{
return device->ops->erase_block(device, offset, length);
}
#endif

4
components/drivers/include/rtdevice.h
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@@ -47,8 +47,8 @@ rt_size_t rt_ringbuffer_emptry_size(struct rt_ringbuffer* rb);
#include "drivers/spi.h"
#endif
#ifdef RT_USING_MTD
#include "drivers/mtd.h"
#ifdef RT_USING_MTD_NOR
#include "drivers/mtd_nor.h"
#endif
#ifdef RT_USING_MTD_NAND