2 * Copyright (c) 2010-2012 Semihalf.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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.
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
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
36 #include <dev/nand/nand_dev.h>
39 int nand_write(struct cmd_param *params)
41 struct chip_param_io chip_params;
43 int in_fd = -1, ret = 0, done = 0;
44 int fd, block_size, mult, pos, count;
47 if (!(dev = param_get_string(params, "dev"))) {
48 fprintf(stderr, "Please supply 'dev' argument.\n");
52 if (!(file = param_get_string(params, "in"))) {
53 fprintf(stderr, "Please supply 'in' argument.\n");
57 if ((fd = g_open(dev, 1)) == -1) {
58 perrorf("Cannot open %s", dev);
62 if ((in_fd = open(file, O_RDONLY)) == -1) {
63 perrorf("Cannot open file %s", file);
68 if (ioctl(fd, NAND_IO_GET_CHIP_PARAM, &chip_params) == -1) {
69 perrorf("Cannot ioctl(NAND_IO_GET_CHIP_PARAM)");
74 block_size = chip_params.page_size * chip_params.pages_per_block;
76 if (param_has_value(params, "page")) {
77 pos = chip_params.page_size * param_get_int(params, "page");
78 mult = chip_params.page_size;
79 } else if (param_has_value(params, "block")) {
80 pos = block_size * param_get_int(params, "block");
82 } else if (param_has_value(params, "pos")) {
83 pos = param_get_int(params, "pos");
85 if (pos % chip_params.page_size) {
86 fprintf(stderr, "Position must be page-size "
92 fprintf(stderr, "You must specify one of: 'block', 'page',"
98 if (!(param_has_value(params, "count")))
101 count = param_get_int(params, "count") * mult;
103 if (!(buf = malloc(chip_params.page_size))) {
104 perrorf("Cannot allocate buffer [size %x]",
105 chip_params.page_size);
110 lseek(fd, pos, SEEK_SET);
112 while (done < count) {
113 if ((ret = read(in_fd, buf, chip_params.page_size)) !=
114 (int32_t)chip_params.page_size) {
116 /* End of file ahead, truncate here */
119 perrorf("Cannot read from %s", file);
125 if ((ret = write(fd, buf, chip_params.page_size)) !=
126 (int32_t)chip_params.page_size) {