1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
|
/*
* Copyright © 2016 Keith Packard <keithp@keithp.com>
*
* 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.,
* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#include <getopt.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <errno.h>
#include "ao-hex.h"
#include "ao-elf.h"
#include "ao-dfu.h"
static const struct option options[] = {
{ .name = "verbose", .has_arg = 0, .val = 'v' },
{ .name = "output", .has_arg = 1, .val = 'o' },
{ .name = "base", .has_arg = 1, .val = 'b' },
{ .name = "align", .has_arg = 1, .val = 'a' },
{ .name = "dfu", .has_arg = 0, .val = 'd' },
{ 0, 0, 0, 0},
};
static void usage(char *program)
{
fprintf(stderr, "usage: %s [--verbose=<level>] [--output=<output.bin>] [--base=<base-address>] [--align=<align>] [--dfu] <input.elf> ...\n", program);
exit(1);
}
static int
ends_with(char *whole, char *suffix)
{
int whole_len = strlen(whole);
int suffix_len = strlen(suffix);
if (suffix_len > whole_len)
return 0;
return strcmp(whole + whole_len - suffix_len, suffix) == 0;
}
static struct ao_dfu_info dfu_info = {
.bcdDevice = 0x0000,
.idProduct = 0xdf11,
.idVendor = 0x0483,
};
int
main (int argc, char **argv)
{
char *output = NULL;
struct ao_hex_image *image = NULL;
struct ao_sym *file_symbols;
int num_file_symbols;
FILE *file;
int c;
uint32_t base = 0xffffffff;
uint32_t align = 0;
uint32_t length;
int verbose = 0;
int dfu = 0;
while ((c = getopt_long(argc, argv, "dvo:b:a:", options, NULL)) != -1) {
switch (c) {
case 'o':
output = optarg;
break;
case 'v':
verbose++;
break;
case 'b':
base = strtoul(optarg, NULL, 0);
break;
case 'a':
align = strtoul(optarg, NULL, 0);
break;
case 'd':
dfu = 1;
break;
default:
usage(argv[0]);
break;
}
}
while (argv[optind]) {
char *input = argv[optind];
struct ao_hex_image *tmp;
if (ends_with (input, ".ihx"))
tmp = ao_hex_load(input, &file_symbols, &num_file_symbols);
else
tmp = ao_load_elf(input, &file_symbols, &num_file_symbols);
if (!tmp)
usage(argv[0]);
if (verbose)
fprintf(stderr, "%s: 0x%x %d\n", input, tmp->address, tmp->length);
if (image) {
image = ao_hex_image_cat(image, tmp);
if (!image)
usage(argv[0]);
} else
image = tmp;
optind++;
}
if (base != 0xffffffff && base > image->address) {
fprintf(stderr, "requested base 0x%x is after image address 0x%x\n",
base, image->address);
usage(argv[0]);
}
if (verbose)
fprintf(stderr, "%s: base 0x%x length %d\n", output ? output : "<stdout>", image->address, image->length);
if (!output)
file = stdout;
else {
file = fopen(output, "w");
if (!file) {
perror(output);
exit(1);
}
}
if (dfu) {
if (!ao_dfu_write(file, &dfu_info, 1, image)) {
fprintf(stderr, "%s: dfu_write failed: %s\n", output, strerror(errno));
if (output)
unlink(output);
exit(1);
}
} else {
while (base < image->address) {
fputc(0xff, file);
base++;
}
if (fwrite(image->data, 1, image->length, file) != image->length) {
fprintf(stderr, "%s: failed to write bin file\n", output ? output : "<stdout>");
if (output)
unlink(output);
exit(1);
}
if (align) {
length = image->length;
while (length % align) {
fputc(0xff, file);
length++;
}
}
fflush(file);
}
exit(0);
}
|
