rt-thread/components/drivers/mtd/mtd_nand.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