79 lines
1.7 KiB
C
79 lines
1.7 KiB
C
|
/*
|
||
|
|
* File : mtd_core.c
|
||
|
|
* This file is part of RT-Thread RTOS
|
||
|
|
* COPYRIGHT (C) 2006 - 2012, RT-Thread Development Team
|
||
|
|
*
|
||
|
|
* 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
|
||
|
|
* 2011-12-05 Bernard the first version
|
||
|
|
*/
|
||
|
|
|
||
|
|
/*
|
||
|
|
* COPYRIGHT (C) 2012, Shanghai Real Thread
|
||
|
|
*/
|
||
|
|
|
||
|
|
#include <drivers/mtd.h>
|
||
|
|
|
||
|
|
#ifdef RT_USING_MTD_NAND
|
||
|
|
|
||
|
|
/*
|
||
|
|
* RT-Thread Generic Device Interface
|
||
|
|
*/
|
||
|
|
static rt_err_t _mtd_init(rt_device_t dev)
|
||
|
|
{
|
||
|
|
return RT_EOK;
|
||
|
|
}
|
||
|
|
|
||
|
|
static rt_err_t _mtd_open(rt_device_t dev, rt_uint16_t oflag)
|
||
|
|
{
|
||
|
|
return RT_EOK;
|
||
|
|
}
|
||
|
|
|
||
|
|
static rt_err_t _mtd_close(rt_device_t dev)
|
||
|
|
{
|
||
|
|
return RT_EOK;
|
||
|
|
}
|
||
|
|
|
||
|
|
static rt_size_t _mtd_read(rt_device_t dev, rt_off_t pos, void *buffer, rt_size_t size)
|
||
|
|
{
|
||
|
|
return size;
|
||
|
|
}
|
||
|
|
|
||
|
|
static rt_size_t _mtd_write(rt_device_t dev, rt_off_t pos, const void *buffer, rt_size_t size)
|
||
|
|
{
|
||
|
|
return size;
|
||
|
|
}
|
||
|
|
|
||
|
|
static rt_err_t _mtd_control(rt_device_t dev, rt_uint8_t cmd, void *args)
|
||
|
|
{
|
||
|
|
return RT_EOK;
|
||
|
|
}
|
||
|
|
|
||
|
|
rt_err_t rt_mtd_nand_register_device(const char* name, struct rt_mtd_nand_device* device)
|
||
|
|
{
|
||
|
|
rt_device_t dev;
|
||
|
|
|
||
|
|
dev = RT_DEVICE(device);
|
||
|
|
RT_ASSERT(dev != RT_NULL);
|
||
|
|
|
||
|
|
/* set device class and generic device interface */
|
||
|
|
dev->type = RT_Device_Class_MTD;
|
||
|
|
dev->init = _mtd_init;
|
||
|
|
dev->open = _mtd_open;
|
||
|
|
dev->read = _mtd_read;
|
||
|
|
dev->write = _mtd_write;
|
||
|
|
dev->close = _mtd_close;
|
||
|
|
dev->control = _mtd_control;
|
||
|
|
|
||
|
|
dev->rx_indicate = RT_NULL;
|
||
|
|
dev->tx_complete = RT_NULL;
|
||
|
|
|
||
|
|
/* register to RT-Thread device system */
|
||
|
|
return rt_device_register(dev, name, RT_DEVICE_FLAG_RDWR | RT_DEVICE_FLAG_STANDALONE);
|
||
|
|
}
|
||
|
|
#endif
|