1/*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2010-2012 Semihalf.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 *    notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 *    notice, this list of conditions and the following disclaimer in the
14 *    documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29#include <sys/cdefs.h>
30__FBSDID("$FreeBSD$");
31
32#include <stdio.h>
33#include <stdlib.h>
34#include <unistd.h>
35#include <fcntl.h>
36#include <libgeom.h>
37#include <sys/disk.h>
38#include <dev/nand/nand_dev.h>
39#include "nandtool.h"
40
41int nand_write_oob(struct cmd_param *params)
42{
43	struct chip_param_io chip_params;
44	struct nand_oob_rw req;
45	char *dev, *in;
46	int fd = -1, fd_in = -1, ret = 0;
47	uint8_t *buf = NULL;
48	int page;
49
50	if (!(dev = param_get_string(params, "dev"))) {
51		fprintf(stderr, "Please supply valid 'dev' parameter.\n");
52		return (1);
53	}
54
55	if (!(in = param_get_string(params, "in"))) {
56		fprintf(stderr, "Please supply valid 'in' parameter.\n");
57		return (1);
58	}
59
60	if ((page = param_get_int(params, "page")) < 0) {
61		fprintf(stderr, "Please supply valid 'page' parameter.\n");
62		return (1);
63	}
64
65	if ((fd = g_open(dev, 1)) == -1) {
66		perrorf("Cannot open %s", dev);
67		return (1);
68	}
69
70	if ((fd_in = open(in, O_RDONLY)) == -1) {
71		perrorf("Cannot open %s", in);
72		ret = 1;
73		goto out;
74	}
75
76	if (ioctl(fd, NAND_IO_GET_CHIP_PARAM, &chip_params) == -1) {
77		perrorf("Cannot ioctl(NAND_IO_GET_CHIP_PARAM)");
78		ret = 1;
79		goto out;
80	}
81
82	buf = malloc(chip_params.oob_size);
83	if (buf == NULL) {
84		perrorf("Cannot allocate %d bytes\n", chip_params.oob_size);
85		ret = 1;
86		goto out;
87	}
88
89	if (read(fd_in, buf, chip_params.oob_size) == -1) {
90		perrorf("Cannot read from %s", in);
91		ret = 1;
92		goto out;
93	}
94
95	req.page = page;
96	req.len = chip_params.oob_size;
97	req.data = buf;
98
99	if (ioctl(fd, NAND_IO_OOB_PROG, &req) == -1) {
100		perrorf("Cannot write OOB to %s", dev);
101		ret = 1;
102		goto out;
103	}
104
105out:
106	g_close(fd);
107	if (fd_in != -1)
108		close(fd_in);
109	if (buf)
110		free(buf);
111
112	return (ret);
113}
114
115
116