1/*-
2 * Copyright (C) 2009-2012 Semihalf
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 *    notice, this list of conditions and the following disclaimer in the
12 *    documentation and/or other materials provided with the distribution.
13 *
14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24 * SUCH DAMAGE.
25 *
26 * $FreeBSD$
27 */
28
29#ifndef _DEV_NAND_CDEV_H_
30#define _DEV_NAND_CDEV_H_
31
32#include <sys/ioccom.h>
33#include <sys/param.h>
34
35struct nand_raw_rw {
36	off_t	off;
37	off_t	len;
38	uint8_t	*data;
39};
40
41struct nand_oob_rw {
42	uint32_t	page;
43	off_t		len;
44	uint8_t		*data;
45};
46
47#define NAND_IOCTL_GROUP	'N'
48#define NAND_IO_ERASE		_IOWR(NAND_IOCTL_GROUP, 0x0, off_t[2])
49
50#define NAND_IO_OOB_READ	_IOWR(NAND_IOCTL_GROUP, 0x1, struct nand_oob_rw)
51
52#define NAND_IO_OOB_PROG	_IOWR(NAND_IOCTL_GROUP, 0x2, struct nand_oob_rw)
53
54#define NAND_IO_RAW_READ	_IOWR(NAND_IOCTL_GROUP, 0x3, struct nand_raw_rw)
55
56#define NAND_IO_RAW_PROG	_IOWR(NAND_IOCTL_GROUP, 0x4, struct nand_raw_rw)
57
58#define NAND_IO_GET_STATUS	_IOWR(NAND_IOCTL_GROUP, 0x5, uint8_t)
59
60struct page_stat_io {
61	uint32_t	page_num;
62	uint32_t	page_read;
63	uint32_t	page_written;
64	uint32_t	page_raw_read;
65	uint32_t	page_raw_written;
66	uint32_t	ecc_succeded;
67	uint32_t	ecc_corrected;
68	uint32_t	ecc_failed;
69};
70#define NAND_IO_PAGE_STAT	_IOWR(NAND_IOCTL_GROUP, 0x6, \
71    struct page_stat_io)
72
73struct block_stat_io {
74	uint32_t	block_num;
75	uint32_t	block_erased;
76};
77#define NAND_IO_BLOCK_STAT	_IOWR(NAND_IOCTL_GROUP, 0x7, \
78    struct block_stat_io)
79
80struct chip_param_io {
81	uint32_t	page_size;
82	uint32_t	oob_size;
83
84	uint32_t	blocks;
85	uint32_t	pages_per_block;
86};
87#define NAND_IO_GET_CHIP_PARAM	_IOWR(NAND_IOCTL_GROUP, 0x8, \
88    struct chip_param_io)
89
90#endif /* _DEV_NAND_CDEV_H_ */
91