rt-thread/bsp/ls2kdev/drivers/ata/blk_device.h

49 lines
989 B
C

/*
* Copyright (c) 2006-2020, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2020-08-19 lizhirui first version
*/
#ifndef __BLK_DEVICE_H__
#define __BLK_DEVICE_H__
#include <rtconfig.h>
#include <ext4_mbr.h>
#define DEV_TYPE_UNKNOWN 0xff /* not connected */
#define DEV_TYPE_HARDDISK 0x00 /* harddisk */
#define DEV_TYPE_TAPE 0x01 /* Tape */
#define DEV_TYPE_CDROM 0x05 /* CD-ROM */
#define DEV_TYPE_OPDISK 0x07 /* optical disk */
struct blk_device
{
struct rt_device parent;
struct ahci_uc_priv *ahci_device;
rt_uint8_t target;
rt_uint8_t lun;
rt_uint8_t type;
#ifdef RT_USING_DFS_LWEXT4
struct ext4_mbr_bdevs ext4_partition;
#endif
rt_bool_t lba48;
rt_uint64_t lba;
rt_uint64_t blksz;
rt_int32_t log2blksz;
char product[21];
char revision[9];
char vendor[41];
};
void blk_device_init(struct blk_device *blk_devices);
#endif