/* * File : mtd_core.c * This file is part of RT-Thread RTOS * COPYRIGHT (C) 2006 - 2012, RT-Thread Development Team * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. * * Change Logs: * Date Author Notes * 2011-12-05 Bernard the first version */ /* * COPYRIGHT (C) 2012, Shanghai Real Thread */ #include #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