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Tom Rini83d290c2018-05-06 17:58:06 -04001// SPDX-License-Identifier: GPL-2.0+
wdenk5b1d7132002-11-03 00:07:02 +00002/*
Bartlomiej Sieka9d254382008-03-11 12:34:47 +01003 * (C) Copyright 2008 Semihalf
4 *
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +05305 * (C) Copyright 2000-2009
wdenk5b1d7132002-11-03 00:07:02 +00006 * DENX Software Engineering
7 * Wolfgang Denk, wd@denx.de
wdenk5b1d7132002-11-03 00:07:02 +00008 */
9
Kever Yang29e7ab02020-03-30 11:56:19 +080010#include "imagetool.h"
Marian Balakowiczb97a2a02008-01-08 18:14:09 +010011#include "mkimage.h"
Sven Ebenfeldd21bd692016-11-06 16:37:56 +010012#include "imximage.h"
Simon Glass2d2384b2021-11-12 12:28:13 -070013#include <fit_common.h>
Sean Andersondc3a9232022-06-25 13:12:19 -040014#include <getopt.h>
wdenk5b1d7132002-11-03 00:07:02 +000015#include <image.h>
Wolfgang Denk976b38c2011-02-12 10:37:11 +010016#include <version.h>
Yann Dirson331f0802021-05-18 10:59:04 +020017#ifdef __linux__
18#include <sys/ioctl.h>
19#endif
wdenk5b1d7132002-11-03 00:07:02 +000020
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +053021static void copy_file(int, const char *, int);
wdenk5b1d7132002-11-03 00:07:02 +000022
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +053023/* parameters initialized by core will be used by the image type code */
Simon Glasscc7a6442016-02-22 22:55:38 -070024static struct image_tool_params params = {
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +053025 .os = IH_OS_LINUX,
26 .arch = IH_ARCH_PPC,
27 .type = IH_TYPE_KERNEL,
28 .comp = IH_COMP_GZIP,
29 .dtc = MKIMAGE_DEFAULT_DTC_OPTIONS,
Wolfgang Denk04387d22010-03-27 23:37:46 +010030 .imagename = "",
Shaohui Xie5d898a02012-08-10 02:49:35 +000031 .imagename2 = "",
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +053032};
wdenk5b1d7132002-11-03 00:07:02 +000033
Simon Glass30664222016-06-30 10:52:17 -060034static enum ih_category cur_category;
35
36static int h_compare_category_name(const void *vtype1, const void *vtype2)
37{
38 const int *type1 = vtype1;
39 const int *type2 = vtype2;
40 const char *name1 = genimg_get_cat_short_name(cur_category, *type1);
41 const char *name2 = genimg_get_cat_short_name(cur_category, *type2);
42
43 return strcmp(name1, name2);
44}
45
Simon Glassf24e1052016-06-30 10:52:18 -060046static int show_valid_options(enum ih_category category)
Simon Glass30664222016-06-30 10:52:17 -060047{
48 int *order;
49 int count;
50 int item;
51 int i;
52
53 count = genimg_get_cat_count(category);
54 order = calloc(count, sizeof(*order));
55 if (!order)
56 return -ENOMEM;
57
58 /* Sort the names in order of short name for easier reading */
Naoki Hayamaad5fb9f2020-10-07 11:21:55 +090059 for (i = 0, item = 0; i < count; i++, item++) {
60 while (!genimg_cat_has_id(category, item) && i < count) {
61 item++;
62 count--;
63 }
64 order[i] = item;
65 }
Simon Glass30664222016-06-30 10:52:17 -060066 cur_category = category;
67 qsort(order, count, sizeof(int), h_compare_category_name);
68
69 fprintf(stderr, "\nInvalid %s, supported are:\n",
70 genimg_get_cat_desc(category));
71 for (i = 0; i < count; i++) {
72 item = order[i];
73 fprintf(stderr, "\t%-15s %s\n",
74 genimg_get_cat_short_name(category, item),
75 genimg_get_cat_name(category, item));
76 }
77 fprintf(stderr, "\n");
Simon Glass0cd82e22016-10-27 17:54:03 -060078 free(order);
Simon Glass30664222016-06-30 10:52:17 -060079
80 return 0;
81}
82
Simon Glass15310342016-02-22 22:55:37 -070083static void usage(const char *msg)
Simon Glassb0a487a2016-02-22 22:55:36 -070084{
Simon Glass15310342016-02-22 22:55:37 -070085 fprintf(stderr, "Error: %s\n", msg);
Pali Rohár11f29d42022-02-13 01:09:46 +010086 fprintf(stderr, "Usage: %s [-T type] -l image\n"
87 " -l ==> list image header information\n"
Sean Andersondeb26382022-04-08 16:08:39 -040088 " -T ==> parse image file as 'type'\n"
89 " -q ==> quiet\n",
Simon Glassb0a487a2016-02-22 22:55:36 -070090 params.cmdname);
91 fprintf(stderr,
92 " %s [-x] -A arch -O os -T type -C comp -a addr -e ep -n name -d data_file[:data_file...] image\n"
93 " -A ==> set architecture to 'arch'\n"
94 " -O ==> set operating system to 'os'\n"
95 " -T ==> set image type to 'type'\n"
96 " -C ==> set compression type 'comp'\n"
97 " -a ==> set load address to 'addr' (hex)\n"
98 " -e ==> set entry point to 'ep' (hex)\n"
99 " -n ==> set image name to 'name'\n"
Sean Andersondeb26382022-04-08 16:08:39 -0400100 " -R ==> set second image name to 'name'\n"
Simon Glassb0a487a2016-02-22 22:55:36 -0700101 " -d ==> use image data from 'datafile'\n"
Sean Andersondeb26382022-04-08 16:08:39 -0400102 " -x ==> set XIP (execute in place)\n"
103 " -s ==> create an image with no data\n"
104 " -v ==> verbose\n",
Simon Glassb0a487a2016-02-22 22:55:36 -0700105 params.cmdname);
106 fprintf(stderr,
Massimo Pegorerb93a6522023-01-05 10:31:09 +0100107 " %s [-D dtc_options] [-f fit-image.its|-f auto|-f auto-conf|-F] [-b <dtb> [-b <dtb>]] [-E] [-B size] [-i <ramdisk.cpio.gz>] fit-image\n"
Vagrant Cascadian82bd2f22016-10-23 20:45:17 -0700108 " <dtb> file is used with -f auto, it may occur multiple times.\n",
Simon Glassb0a487a2016-02-22 22:55:36 -0700109 params.cmdname);
110 fprintf(stderr,
111 " -D => set all options for device tree compiler\n"
Tomeu Vizoso0f7c6cd2016-11-04 14:22:15 +0100112 " -f => input filename for FIT source\n"
Joel Stanley603e26f2020-12-08 14:42:15 +1030113 " -i => input filename for ramdisk file\n"
114 " -E => place data outside of the FIT structure\n"
Sean Andersondeb26382022-04-08 16:08:39 -0400115 " -B => align size in hex for FIT structure and header\n"
116 " -b => append the device tree binary to the FIT\n"
117 " -t => update the timestamp in the FIT\n");
Simon Glassb0a487a2016-02-22 22:55:36 -0700118#ifdef CONFIG_FIT_SIGNATURE
119 fprintf(stderr,
Joel Stanley603e26f2020-12-08 14:42:15 +1030120 "Signing / verified boot options: [-k keydir] [-K dtb] [ -c <comment>] [-p addr] [-r] [-N engine]\n"
Simon Glassb0a487a2016-02-22 22:55:36 -0700121 " -k => set directory containing private keys\n"
122 " -K => write public keys to this .dtb file\n"
Sean Anderson87b0af92022-05-16 16:11:08 -0400123 " -g => set key name hint\n"
Alexandru Gagniuc36bfcb62021-02-19 12:45:17 -0600124 " -G => use this signing key (in lieu of -k)\n"
Simon Glassb0a487a2016-02-22 22:55:36 -0700125 " -c => add comment in signature node\n"
126 " -F => re-sign existing FIT image\n"
Teddy Reedf8f91072016-06-09 19:38:02 -0700127 " -p => place external data at a static position\n"
George McCollisterf1ca1fd2017-01-06 13:14:17 -0600128 " -r => mark keys used as 'required' in dtb\n"
Sean Andersondeb26382022-04-08 16:08:39 -0400129 " -N => openssl engine to use for signing\n"
130 " -o => algorithm to use for signing\n");
Simon Glassb0a487a2016-02-22 22:55:36 -0700131#else
132 fprintf(stderr,
133 "Signing / verified boot not supported (CONFIG_FIT_SIGNATURE undefined)\n");
134#endif
135 fprintf(stderr, " %s -V ==> print version information and exit\n",
136 params.cmdname);
Baruch Siach79aa33c2017-06-29 20:37:08 +0300137 fprintf(stderr, "Use '-T list' to see a list of available image types\n");
Sean Andersondc3a9232022-06-25 13:12:19 -0400138 fprintf(stderr, "Long options are available; read the man page for details\n");
Simon Glassb0a487a2016-02-22 22:55:36 -0700139
140 exit(EXIT_FAILURE);
141}
142
Simon Glassfb4cce02016-02-22 22:55:52 -0700143static int add_content(int type, const char *fname)
144{
145 struct content_info *cont;
146
147 cont = calloc(1, sizeof(*cont));
148 if (!cont)
149 return -1;
150 cont->type = type;
151 cont->fname = fname;
152 if (params.content_tail)
153 params.content_tail->next = cont;
154 else
155 params.content_head = cont;
156 params.content_tail = cont;
157
158 return 0;
159}
160
Sean Andersondc3a9232022-06-25 13:12:19 -0400161static const char optstring[] =
162 "a:A:b:B:c:C:d:D:e:Ef:Fg:G:i:k:K:ln:N:o:O:p:qrR:stT:vVx";
163
164static const struct option longopts[] = {
165 { "load-address", required_argument, NULL, 'a' },
166 { "architecture", required_argument, NULL, 'A' },
167 { "device-tree", required_argument, NULL, 'b' },
168 { "alignment", required_argument, NULL, 'B' },
169 { "comment", required_argument, NULL, 'c' },
170 { "compression", required_argument, NULL, 'C' },
171 { "image", required_argument, NULL, 'd' },
172 { "dtcopts", required_argument, NULL, 'D' },
173 { "entry-point", required_argument, NULL, 'e' },
174 { "external", no_argument, NULL, 'E' },
175 { "fit", required_argument, NULL, 'f' },
176 { "update", no_argument, NULL, 'F' },
177 { "key-name-hint", required_argument, NULL, 'g' },
178 { "key-file", required_argument, NULL, 'G' },
179 { "help", no_argument, NULL, 'h' },
180 { "initramfs", required_argument, NULL, 'i' },
181 { "key-dir", required_argument, NULL, 'k' },
182 { "key-dest", required_argument, NULL, 'K' },
183 { "list", no_argument, NULL, 'l' },
184 { "config", required_argument, NULL, 'n' },
185 { "engine", required_argument, NULL, 'N' },
186 { "algo", required_argument, NULL, 'o' },
187 { "os", required_argument, NULL, 'O' },
188 { "position", required_argument, NULL, 'p' },
189 { "quiet", no_argument, NULL, 'q' },
190 { "key-required", no_argument, NULL, 'r' },
191 { "secondary-config", required_argument, NULL, 'R' },
192 { "no-copy", no_argument, NULL, 's' },
193 { "touch", no_argument, NULL, 't' },
194 { "type", required_argument, NULL, 'T' },
195 { "verbose", no_argument, NULL, 'v' },
196 { "version", no_argument, NULL, 'V' },
197 { "xip", no_argument, NULL, 'x' },
198};
199
Simon Glass0b443de2016-02-22 22:55:33 -0700200static void process_args(int argc, char **argv)
wdenk5b1d7132002-11-03 00:07:02 +0000201{
Peter Tysera2513e22010-04-04 22:36:03 -0500202 char *ptr;
Simon Glassd505a092016-02-22 22:55:48 -0700203 int type = IH_TYPE_INVALID;
204 char *datafile = NULL;
Simon Glassa02221f2016-02-22 22:55:34 -0700205 int opt;
wdenk5b1d7132002-11-03 00:07:02 +0000206
Sean Andersondc3a9232022-06-25 13:12:19 -0400207 while ((opt = getopt_long(argc, argv, optstring,
208 longopts, NULL)) != -1) {
Simon Glassa02221f2016-02-22 22:55:34 -0700209 switch (opt) {
Simon Glass07450082016-02-22 22:55:35 -0700210 case 'a':
211 params.addr = strtoull(optarg, &ptr, 16);
212 if (*ptr) {
213 fprintf(stderr, "%s: invalid load address %s\n",
214 params.cmdname, optarg);
215 exit(EXIT_FAILURE);
216 }
Simon Glassa02221f2016-02-22 22:55:34 -0700217 break;
218 case 'A':
219 params.arch = genimg_get_arch_id(optarg);
Simon Glass51f03e62016-06-30 10:52:19 -0600220 if (params.arch < 0) {
221 show_valid_options(IH_ARCH);
Simon Glass15310342016-02-22 22:55:37 -0700222 usage("Invalid architecture");
Simon Glass51f03e62016-06-30 10:52:19 -0600223 }
Icenowy Zhengc2d08f02021-10-14 20:53:04 -0500224 params.Aflag = 1;
Simon Glassa02221f2016-02-22 22:55:34 -0700225 break;
Simon Glassfb4cce02016-02-22 22:55:52 -0700226 case 'b':
Andreas Bießmann8edeac82016-05-03 15:17:03 +0200227 if (add_content(IH_TYPE_FLATDT, optarg)) {
Andreas Bießmann7a439ca2016-05-01 03:01:27 +0200228 fprintf(stderr,
229 "%s: Out of memory adding content '%s'",
230 params.cmdname, optarg);
231 exit(EXIT_FAILURE);
232 }
Simon Glassfb4cce02016-02-22 22:55:52 -0700233 break;
Kever Yangebfe6112020-03-30 11:56:24 +0800234 case 'B':
235 params.bl_len = strtoull(optarg, &ptr, 16);
236 if (*ptr) {
237 fprintf(stderr, "%s: invalid block length %s\n",
238 params.cmdname, optarg);
239 exit(EXIT_FAILURE);
240 }
241
242 break;
Simon Glassa02221f2016-02-22 22:55:34 -0700243 case 'c':
244 params.comment = optarg;
245 break;
246 case 'C':
247 params.comp = genimg_get_comp_id(optarg);
Simon Glass51f03e62016-06-30 10:52:19 -0600248 if (params.comp < 0) {
249 show_valid_options(IH_COMP);
Simon Glass15310342016-02-22 22:55:37 -0700250 usage("Invalid compression type");
Simon Glass51f03e62016-06-30 10:52:19 -0600251 }
Simon Glassa02221f2016-02-22 22:55:34 -0700252 break;
Simon Glassa02221f2016-02-22 22:55:34 -0700253 case 'd':
254 params.datafile = optarg;
255 params.dflag = 1;
256 break;
Simon Glass07450082016-02-22 22:55:35 -0700257 case 'D':
258 params.dtc = optarg;
259 break;
Simon Glassa02221f2016-02-22 22:55:34 -0700260 case 'e':
261 params.ep = strtoull(optarg, &ptr, 16);
262 if (*ptr) {
263 fprintf(stderr, "%s: invalid entry point %s\n",
264 params.cmdname, optarg);
265 exit(EXIT_FAILURE);
266 }
267 params.eflag = 1;
268 break;
Simon Glass722ebc82016-02-22 22:55:53 -0700269 case 'E':
270 params.external_data = true;
271 break;
Simon Glassa02221f2016-02-22 22:55:34 -0700272 case 'f':
Simon Glass8e35bb02016-02-22 22:55:51 -0700273 datafile = optarg;
Massimo Pegorerb93a6522023-01-05 10:31:09 +0100274 if (!strcmp(datafile, "auto"))
275 params.auto_fit = AF_HASHED_IMG;
276 else if (!strcmp(datafile, "auto-conf"))
277 params.auto_fit = AF_SIGNED_CONF;
Heinrich Schuchardta29162a2020-05-09 17:10:41 +0200278 /* fallthrough */
Simon Glassa02221f2016-02-22 22:55:34 -0700279 case 'F':
280 /*
281 * The flattened image tree (FIT) format
282 * requires a flattened device tree image type
283 */
284 params.type = IH_TYPE_FLATDT;
285 params.fflag = 1;
286 break;
Sean Anderson87b0af92022-05-16 16:11:08 -0400287 case 'g':
288 params.keyname = optarg;
Massimo Pegorerb93a6522023-01-05 10:31:09 +0100289 break;
Alexandru Gagniuc36bfcb62021-02-19 12:45:17 -0600290 case 'G':
291 params.keyfile = optarg;
292 break;
Tomeu Vizoso0f7c6cd2016-11-04 14:22:15 +0100293 case 'i':
294 params.fit_ramdisk = optarg;
295 break;
Simon Glassa02221f2016-02-22 22:55:34 -0700296 case 'k':
297 params.keydir = optarg;
298 break;
299 case 'K':
300 params.keydest = optarg;
301 break;
Simon Glass07450082016-02-22 22:55:35 -0700302 case 'l':
303 params.lflag = 1;
304 break;
Simon Glassa02221f2016-02-22 22:55:34 -0700305 case 'n':
306 params.imagename = optarg;
307 break;
George McCollisterf1ca1fd2017-01-06 13:14:17 -0600308 case 'N':
309 params.engine_id = optarg;
310 break;
Jan Kiszka5902a392022-01-14 10:21:19 +0100311 case 'o':
312 params.algo_name = optarg;
313 break;
Simon Glass07450082016-02-22 22:55:35 -0700314 case 'O':
315 params.os = genimg_get_os_id(optarg);
Simon Glass51f03e62016-06-30 10:52:19 -0600316 if (params.os < 0) {
317 show_valid_options(IH_OS);
Simon Glass15310342016-02-22 22:55:37 -0700318 usage("Invalid operating system");
Simon Glass51f03e62016-06-30 10:52:19 -0600319 }
Simon Glass07450082016-02-22 22:55:35 -0700320 break;
Teddy Reedf8f91072016-06-09 19:38:02 -0700321 case 'p':
322 params.external_offset = strtoull(optarg, &ptr, 16);
323 if (*ptr) {
324 fprintf(stderr, "%s: invalid offset size %s\n",
325 params.cmdname, optarg);
326 exit(EXIT_FAILURE);
327 }
Teddy Reedb6fefa72016-07-11 22:54:26 -0700328 break;
Simon Glassbd6e1422016-05-01 13:55:38 -0600329 case 'q':
330 params.quiet = 1;
331 break;
Simon Glassa02221f2016-02-22 22:55:34 -0700332 case 'r':
333 params.require_keys = 1;
334 break;
335 case 'R':
336 /*
337 * This entry is for the second configuration
338 * file, if only one is not enough.
339 */
340 params.imagename2 = optarg;
341 break;
342 case 's':
343 params.skipcpy = 1;
344 break;
Simon Glass152b2462020-07-09 18:39:43 -0600345 case 't':
346 params.reset_timestamp = 1;
347 break;
Simon Glass07450082016-02-22 22:55:35 -0700348 case 'T':
Baruch Siach79aa33c2017-06-29 20:37:08 +0300349 if (strcmp(optarg, "list") == 0) {
350 show_valid_options(IH_TYPE);
351 exit(EXIT_SUCCESS);
352 }
Simon Glassd505a092016-02-22 22:55:48 -0700353 type = genimg_get_type_id(optarg);
354 if (type < 0) {
Simon Glassf24e1052016-06-30 10:52:18 -0600355 show_valid_options(IH_TYPE);
Simon Glass15310342016-02-22 22:55:37 -0700356 usage("Invalid image type");
Simon Glass07450082016-02-22 22:55:35 -0700357 }
358 break;
Simon Glassa02221f2016-02-22 22:55:34 -0700359 case 'v':
360 params.vflag++;
361 break;
362 case 'V':
363 printf("mkimage version %s\n", PLAIN_VERSION);
364 exit(EXIT_SUCCESS);
365 case 'x':
366 params.xflag++;
367 break;
368 default:
Simon Glass15310342016-02-22 22:55:37 -0700369 usage("Invalid option");
wdenk5b1d7132002-11-03 00:07:02 +0000370 }
wdenk5b1d7132002-11-03 00:07:02 +0000371 }
372
Andreas Bießmann8edeac82016-05-03 15:17:03 +0200373 /* The last parameter is expected to be the imagefile */
374 if (optind < argc)
Andreas Bießmann7a439ca2016-05-01 03:01:27 +0200375 params.imagefile = argv[optind];
376
Massimo Pegorerb93a6522023-01-05 10:31:09 +0100377 if (params.auto_fit == AF_SIGNED_CONF) {
378 if (!params.keyname || !params.algo_name)
379 usage("Missing key/algo for auto-FIT with signed configs (use -g -o)");
380 } else if (params.auto_fit == AF_HASHED_IMG && params.keyname) {
381 params.auto_fit = AF_SIGNED_IMG;
382 if (!params.algo_name)
383 usage("Missing algorithm for auto-FIT with signed images (use -g)");
384 }
385
Simon Glassd505a092016-02-22 22:55:48 -0700386 /*
387 * For auto-generated FIT images we need to know the image type to put
388 * in the FIT, which is separate from the file's image type (which
389 * will always be IH_TYPE_FLATDT in this case).
390 */
391 if (params.type == IH_TYPE_FLATDT) {
Simon Glass20deadd2016-06-30 10:52:07 -0600392 params.fit_image_type = type ? type : IH_TYPE_KERNEL;
Massimo Pegorerb93a6522023-01-05 10:31:09 +0100393 /* For auto-FIT, datafile has to be provided with -d */
394 if (!params.auto_fit)
Simon Glass8e35bb02016-02-22 22:55:51 -0700395 params.datafile = datafile;
Simon Glasse324a922016-06-30 10:52:09 -0600396 else if (!params.datafile)
397 usage("Missing data file for auto-FIT (use -d)");
Pali Rohár11f29d42022-02-13 01:09:46 +0100398 } else if (params.lflag || type != IH_TYPE_INVALID) {
Alex Kiernan8c842872018-04-22 05:11:17 +0000399 if (type == IH_TYPE_SCRIPT && !params.datafile)
400 usage("Missing data file for script (use -d)");
Simon Glassd505a092016-02-22 22:55:48 -0700401 params.type = type;
402 }
403
404 if (!params.imagefile)
Simon Glass15310342016-02-22 22:55:37 -0700405 usage("Missing output filename");
Simon Glass0b443de2016-02-22 22:55:33 -0700406}
407
Pali Rohárd3b1ca22022-01-14 18:34:43 +0100408static void verify_image(const struct image_type_params *tparams)
409{
410 struct stat sbuf;
411 void *ptr;
412 int ifd;
413
414 ifd = open(params.imagefile, O_RDONLY | O_BINARY);
415 if (ifd < 0) {
416 fprintf(stderr, "%s: Can't open %s: %s\n",
417 params.cmdname, params.imagefile,
418 strerror(errno));
419 exit(EXIT_FAILURE);
420 }
421
422 if (fstat(ifd, &sbuf) < 0) {
423 fprintf(stderr, "%s: Can't stat %s: %s\n",
424 params.cmdname, params.imagefile, strerror(errno));
425 exit(EXIT_FAILURE);
426 }
427 params.file_size = sbuf.st_size;
428
429 ptr = mmap(0, params.file_size, PROT_READ, MAP_SHARED, ifd, 0);
430 if (ptr == MAP_FAILED) {
431 fprintf(stderr, "%s: Can't map %s: %s\n",
432 params.cmdname, params.imagefile, strerror(errno));
433 exit(EXIT_FAILURE);
434 }
435
436 if (tparams->verify_header((unsigned char *)ptr, params.file_size, &params) != 0) {
437 fprintf(stderr, "%s: Failed to verify header of %s\n",
438 params.cmdname, params.imagefile);
439 exit(EXIT_FAILURE);
440 }
441
442 (void)munmap(ptr, params.file_size);
443 (void)close(ifd);
444}
445
Mikhail Ilin17f8a742022-11-23 12:39:36 +0300446void copy_datafile(int ifd, char *file)
447{
448 if (!file)
449 return;
450 for (;;) {
451 char *sep = strchr(file, ':');
452
453 if (sep) {
454 *sep = '\0';
455 copy_file(ifd, file, 1);
456 *sep++ = ':';
457 file = sep;
458 } else {
459 copy_file(ifd, file, 0);
460 break;
461 }
462 }
463}
464
Simon Glass0b443de2016-02-22 22:55:33 -0700465int main(int argc, char **argv)
466{
467 int ifd = -1;
468 struct stat sbuf;
469 char *ptr;
470 int retval = 0;
471 struct image_type_params *tparams = NULL;
472 int pad_len = 0;
473 int dfd;
Mark Tomlinson8961c8a2018-08-29 10:51:14 +1200474 size_t map_len;
Simon Glass0b443de2016-02-22 22:55:33 -0700475
476 params.cmdname = *argv;
477 params.addr = 0;
478 params.ep = 0;
479
480 process_args(argc, argv);
wdenk5b1d7132002-11-03 00:07:02 +0000481
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530482 /* set tparams as per input type_id */
Guilherme Maciel Ferreiraa93648d2015-01-15 02:48:07 -0200483 tparams = imagetool_get_type(params.type);
Pali Rohár11f29d42022-02-13 01:09:46 +0100484 if (tparams == NULL && !params.lflag) {
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530485 fprintf (stderr, "%s: unsupported type %s\n",
486 params.cmdname, genimg_get_type_name(params.type));
487 exit (EXIT_FAILURE);
488 }
489
490 /*
491 * check the passed arguments parameters meets the requirements
492 * as per image type to be generated/listed
493 */
Pali Rohár11f29d42022-02-13 01:09:46 +0100494 if (tparams && tparams->check_params)
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530495 if (tparams->check_params (&params))
Simon Glass15310342016-02-22 22:55:37 -0700496 usage("Bad parameters for image type");
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530497
498 if (!params.eflag) {
499 params.ep = params.addr;
wdenk5b1d7132002-11-03 00:07:02 +0000500 /* If XIP, entry point must be after the U-Boot header */
Pali Rohár11f29d42022-02-13 01:09:46 +0100501 if (params.xflag && tparams)
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530502 params.ep += tparams->header_size;
wdenk5b1d7132002-11-03 00:07:02 +0000503 }
504
Peter Tyserc81296c2009-11-24 16:42:10 -0600505 if (params.fflag){
Heinrich Schuchardt5017f9b2022-03-01 08:53:56 +0100506 if (!tparams) {
507 fprintf(stderr, "%s: Missing FIT support\n",
508 params.cmdname);
509 exit (EXIT_FAILURE);
510 }
Peter Tyserc81296c2009-11-24 16:42:10 -0600511 if (tparams->fflag_handle)
512 /*
513 * in some cases, some additional processing needs
514 * to be done if fflag is defined
515 *
516 * For ex. fit_handle_file for Fit file support
517 */
518 retval = tparams->fflag_handle(&params);
wdenk5b1d7132002-11-03 00:07:02 +0000519
Peter Tyserc81296c2009-11-24 16:42:10 -0600520 if (retval != EXIT_SUCCESS)
Heinrich Schuchardt5017f9b2022-03-01 08:53:56 +0100521 usage("Bad parameters for FIT image type");
wdenk5b1d7132002-11-03 00:07:02 +0000522 }
523
Peter Tyserc81296c2009-11-24 16:42:10 -0600524 if (params.lflag || params.fflag) {
525 ifd = open (params.imagefile, O_RDONLY|O_BINARY);
526 } else {
527 ifd = open (params.imagefile,
528 O_RDWR|O_CREAT|O_TRUNC|O_BINARY, 0666);
529 }
530
531 if (ifd < 0) {
532 fprintf (stderr, "%s: Can't open %s: %s\n",
533 params.cmdname, params.imagefile,
534 strerror(errno));
535 exit (EXIT_FAILURE);
536 }
537
538 if (params.lflag || params.fflag) {
Yann Dirson331f0802021-05-18 10:59:04 +0200539 uint64_t size;
wdenk5b1d7132002-11-03 00:07:02 +0000540 /*
541 * list header information of existing image
542 */
543 if (fstat(ifd, &sbuf) < 0) {
544 fprintf (stderr, "%s: Can't stat %s: %s\n",
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530545 params.cmdname, params.imagefile,
546 strerror(errno));
wdenk5b1d7132002-11-03 00:07:02 +0000547 exit (EXIT_FAILURE);
548 }
549
Yann Dirson331f0802021-05-18 10:59:04 +0200550 if ((sbuf.st_mode & S_IFMT) == S_IFBLK) {
551#ifdef __linux__
552#if defined(__linux__) && defined(_IOR) && !defined(BLKGETSIZE64)
553#define BLKGETSIZE64 _IOR(0x12,114,size_t) /* return device size in bytes (u64 *arg) */
554#endif
555 if (ioctl(ifd, BLKGETSIZE64, &size) < 0) {
556 fprintf (stderr,
557 "%s: failed to get size of block device \"%s\"\n",
558 params.cmdname, params.imagefile);
559 exit (EXIT_FAILURE);
560 }
561#else
wdenk5b1d7132002-11-03 00:07:02 +0000562 fprintf (stderr,
Yann Dirson331f0802021-05-18 10:59:04 +0200563 "%s: \"%s\" is block device, don't know how to get its size\n",
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530564 params.cmdname, params.imagefile);
wdenk5b1d7132002-11-03 00:07:02 +0000565 exit (EXIT_FAILURE);
Yann Dirson331f0802021-05-18 10:59:04 +0200566#endif
Pali Rohár11f29d42022-02-13 01:09:46 +0100567 } else if (tparams && sbuf.st_size < (off_t)tparams->header_size) {
Yann Dirson331f0802021-05-18 10:59:04 +0200568 fprintf (stderr,
Heinrich Schuchardtc28f2492022-01-15 20:12:56 +0100569 "%s: Bad size: \"%s\" is not valid image: size %llu < %u\n",
Yann Dirson331f0802021-05-18 10:59:04 +0200570 params.cmdname, params.imagefile,
Heinrich Schuchardtc28f2492022-01-15 20:12:56 +0100571 (unsigned long long) sbuf.st_size,
572 tparams->header_size);
Yann Dirson331f0802021-05-18 10:59:04 +0200573 exit (EXIT_FAILURE);
574 } else {
575 size = sbuf.st_size;
wdenk5b1d7132002-11-03 00:07:02 +0000576 }
577
Yann Dirson331f0802021-05-18 10:59:04 +0200578 ptr = mmap(0, size, PROT_READ, MAP_SHARED, ifd, 0);
Mike Frysingerfa956fd2008-05-01 04:13:05 -0400579 if (ptr == MAP_FAILED) {
wdenk5b1d7132002-11-03 00:07:02 +0000580 fprintf (stderr, "%s: Can't read %s: %s\n",
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530581 params.cmdname, params.imagefile,
582 strerror(errno));
wdenk5b1d7132002-11-03 00:07:02 +0000583 exit (EXIT_FAILURE);
584 }
585
Pali Rohár11f29d42022-02-13 01:09:46 +0100586 /*
587 * Verifies the header format based on the expected header for image
588 * type in tparams. If tparams is NULL simply check all image types
589 * to find one that matches our header.
590 */
591 retval = imagetool_verify_print_header(ptr, &sbuf, tparams, &params);
wdenk5b1d7132002-11-03 00:07:02 +0000592
wdenk5b1d7132002-11-03 00:07:02 +0000593 (void) munmap((void *)ptr, sbuf.st_size);
594 (void) close (ifd);
Simon Glass2d2384b2021-11-12 12:28:13 -0700595 if (!retval)
596 summary_show(&params.summary, params.imagefile,
597 params.keydest);
wdenk5b1d7132002-11-03 00:07:02 +0000598
Prafulla Wadaskarf7644c02009-08-10 18:49:37 +0530599 exit (retval);
wdenk5b1d7132002-11-03 00:07:02 +0000600 }
601
Pali Rohárb07965b2023-01-21 20:09:26 +0100602 if (!params.skipcpy && params.type != IH_TYPE_MULTI && params.type != IH_TYPE_SCRIPT) {
Pali Rohár2f6855a2023-01-08 23:28:39 +0100603 if (!params.datafile) {
604 fprintf(stderr, "%s: Option -d with image data file was not specified\n",
605 params.cmdname);
606 exit(EXIT_FAILURE);
607 }
Philippe De Swert6ae6e162015-12-04 00:11:23 +0200608 dfd = open(params.datafile, O_RDONLY | O_BINARY);
609 if (dfd < 0) {
610 fprintf(stderr, "%s: Can't open %s: %s\n",
611 params.cmdname, params.datafile,
612 strerror(errno));
613 exit(EXIT_FAILURE);
614 }
Simon Glass92a655c2015-06-23 15:39:12 -0600615
Philippe De Swert6ae6e162015-12-04 00:11:23 +0200616 if (fstat(dfd, &sbuf) < 0) {
617 fprintf(stderr, "%s: Can't stat %s: %s\n",
618 params.cmdname, params.datafile,
619 strerror(errno));
620 exit(EXIT_FAILURE);
621 }
Simon Glass92a655c2015-06-23 15:39:12 -0600622
Philippe De Swert6ae6e162015-12-04 00:11:23 +0200623 params.file_size = sbuf.st_size + tparams->header_size;
624 close(dfd);
625 }
Simon Glass92a655c2015-06-23 15:39:12 -0600626
wdenk5b1d7132002-11-03 00:07:02 +0000627 /*
Stefano Babicf0662102011-09-15 23:50:16 +0000628 * In case there an header with a variable
629 * length will be added, the corresponding
630 * function is called. This is responsible to
631 * allocate memory for the header itself.
wdenk5b1d7132002-11-03 00:07:02 +0000632 */
Stefano Babicf0662102011-09-15 23:50:16 +0000633 if (tparams->vrec_header)
Stefano Babic9bac0bb2013-08-19 19:03:19 +0200634 pad_len = tparams->vrec_header(&params, tparams);
Stefano Babicf0662102011-09-15 23:50:16 +0000635 else
636 memset(tparams->hdr, 0, tparams->header_size);
wdenk5b1d7132002-11-03 00:07:02 +0000637
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530638 if (write(ifd, tparams->hdr, tparams->header_size)
639 != tparams->header_size) {
wdenk5b1d7132002-11-03 00:07:02 +0000640 fprintf (stderr, "%s: Write error on %s: %s\n",
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530641 params.cmdname, params.imagefile, strerror(errno));
wdenk5b1d7132002-11-03 00:07:02 +0000642 exit (EXIT_FAILURE);
643 }
644
Christian Rieschd1be8f92011-12-09 09:47:38 +0000645 if (!params.skipcpy) {
646 if (params.type == IH_TYPE_MULTI ||
647 params.type == IH_TYPE_SCRIPT) {
648 char *file = params.datafile;
649 uint32_t size;
wdenk5b1d7132002-11-03 00:07:02 +0000650
Christian Rieschd1be8f92011-12-09 09:47:38 +0000651 for (;;) {
652 char *sep = NULL;
wdenk5b1d7132002-11-03 00:07:02 +0000653
Christian Rieschd1be8f92011-12-09 09:47:38 +0000654 if (file) {
655 if ((sep = strchr(file, ':')) != NULL) {
656 *sep = '\0';
657 }
658
659 if (stat (file, &sbuf) < 0) {
660 fprintf (stderr, "%s: Can't stat %s: %s\n",
661 params.cmdname, file, strerror(errno));
662 exit (EXIT_FAILURE);
663 }
664 size = cpu_to_uimage (sbuf.st_size);
665 } else {
666 size = 0;
wdenk5b1d7132002-11-03 00:07:02 +0000667 }
668
Christian Rieschd1be8f92011-12-09 09:47:38 +0000669 if (write(ifd, (char *)&size, sizeof(size)) != sizeof(size)) {
670 fprintf (stderr, "%s: Write error on %s: %s\n",
671 params.cmdname, params.imagefile,
672 strerror(errno));
wdenk5b1d7132002-11-03 00:07:02 +0000673 exit (EXIT_FAILURE);
674 }
Christian Rieschd1be8f92011-12-09 09:47:38 +0000675
676 if (!file) {
677 break;
678 }
679
680 if (sep) {
681 *sep = ':';
682 file = sep + 1;
683 } else {
684 file = NULL;
685 }
wdenk5b1d7132002-11-03 00:07:02 +0000686 }
Mikhail Ilin17f8a742022-11-23 12:39:36 +0300687 copy_datafile(ifd, params.datafile);
Shaohui Xie5d898a02012-08-10 02:49:35 +0000688 } else if (params.type == IH_TYPE_PBLIMAGE) {
689 /* PBL has special Image format, implements its' own */
690 pbl_load_uboot(ifd, &params);
Alexander Graf6915dcf2018-04-13 14:18:52 +0200691 } else if (params.type == IH_TYPE_ZYNQMPBIF) {
692 /* Image file is meta, walk through actual targets */
693 int ret;
694
695 ret = zynqmpbif_copy_image(ifd, &params);
696 if (ret)
697 return ret;
Peng Fana2b96ec2018-10-16 04:50:30 +0000698 } else if (params.type == IH_TYPE_IMX8IMAGE) {
699 /* i.MX8/8X has special Image format */
700 int ret;
701
702 ret = imx8image_copy_image(ifd, &params);
703 if (ret)
704 return ret;
Peng Fan6609c262018-11-20 10:19:36 +0000705 } else if (params.type == IH_TYPE_IMX8MIMAGE) {
706 /* i.MX8M has special Image format */
707 int ret;
708
709 ret = imx8mimage_copy_image(ifd, &params);
710 if (ret)
711 return ret;
Jeffy Cheneea6cd82019-12-27 11:24:41 +0800712 } else if ((params.type == IH_TYPE_RKSD) ||
713 (params.type == IH_TYPE_RKSPI)) {
714 /* Rockchip has special Image format */
715 int ret;
716
717 ret = rockchip_copy_image(ifd, &params);
718 if (ret)
719 return ret;
Christian Rieschd1be8f92011-12-09 09:47:38 +0000720 } else {
Stefano Babic9bac0bb2013-08-19 19:03:19 +0200721 copy_file(ifd, params.datafile, pad_len);
wdenk5b1d7132002-11-03 00:07:02 +0000722 }
Sven Ebenfeldd21bd692016-11-06 16:37:56 +0100723 if (params.type == IH_TYPE_FIRMWARE_IVT) {
724 /* Add alignment and IVT */
Kever Yang29e7ab02020-03-30 11:56:19 +0800725 uint32_t aligned_filesize = ALIGN(params.file_size,
726 0x1000);
Sven Ebenfeldd21bd692016-11-06 16:37:56 +0100727 flash_header_v2_t ivt_header = { { 0xd1, 0x2000, 0x40 },
728 params.addr, 0, 0, 0, params.addr
729 + aligned_filesize
730 - tparams->header_size,
731 params.addr + aligned_filesize
732 - tparams->header_size
733 + 0x20, 0 };
734 int i = params.file_size;
735 for (; i < aligned_filesize; i++) {
Sven Ebenfeldb4e923a2017-01-17 19:36:51 +0100736 if (write(ifd, (char *) &i, 1) != 1) {
Sven Ebenfeldd21bd692016-11-06 16:37:56 +0100737 fprintf(stderr,
738 "%s: Write error on %s: %s\n",
739 params.cmdname,
740 params.imagefile,
741 strerror(errno));
742 exit(EXIT_FAILURE);
743 }
744 }
745 if (write(ifd, &ivt_header, sizeof(flash_header_v2_t))
746 != sizeof(flash_header_v2_t)) {
747 fprintf(stderr, "%s: Write error on %s: %s\n",
748 params.cmdname,
749 params.imagefile,
750 strerror(errno));
751 exit(EXIT_FAILURE);
752 }
753 }
wdenk5b1d7132002-11-03 00:07:02 +0000754 }
755
756 /* We're a bit of paranoid */
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530757#if defined(_POSIX_SYNCHRONIZED_IO) && \
758 !defined(__sun__) && \
759 !defined(__FreeBSD__) && \
Luka Perkov31cbe802014-08-09 18:17:47 +0200760 !defined(__OpenBSD__) && \
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530761 !defined(__APPLE__)
wdenk5b1d7132002-11-03 00:07:02 +0000762 (void) fdatasync (ifd);
763#else
764 (void) fsync (ifd);
765#endif
766
767 if (fstat(ifd, &sbuf) < 0) {
768 fprintf (stderr, "%s: Can't stat %s: %s\n",
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530769 params.cmdname, params.imagefile, strerror(errno));
wdenk5b1d7132002-11-03 00:07:02 +0000770 exit (EXIT_FAILURE);
771 }
Simon Glass92a655c2015-06-23 15:39:12 -0600772 params.file_size = sbuf.st_size;
wdenk5b1d7132002-11-03 00:07:02 +0000773
Mark Tomlinson8961c8a2018-08-29 10:51:14 +1200774 map_len = sbuf.st_size;
775 ptr = mmap(0, map_len, PROT_READ | PROT_WRITE, MAP_SHARED, ifd, 0);
Mike Frysingerfa956fd2008-05-01 04:13:05 -0400776 if (ptr == MAP_FAILED) {
wdenk5b1d7132002-11-03 00:07:02 +0000777 fprintf (stderr, "%s: Can't map %s: %s\n",
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530778 params.cmdname, params.imagefile, strerror(errno));
wdenk5b1d7132002-11-03 00:07:02 +0000779 exit (EXIT_FAILURE);
780 }
781
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530782 /* Setup the image header as per input image type*/
783 if (tparams->set_header)
784 tparams->set_header (ptr, &sbuf, ifd, &params);
785 else {
Marc Kleine-Budde72c3f5d2022-11-23 12:55:32 +0100786 fprintf (stderr, "%s: Can't set header for %s\n",
787 params.cmdname, tparams->name);
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530788 exit (EXIT_FAILURE);
789 }
wdenk5b1d7132002-11-03 00:07:02 +0000790
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530791 /* Print the image information by processing image header */
792 if (tparams->print_header)
Pali Rohár2972d7d2023-03-29 21:25:54 +0200793 tparams->print_header (ptr, &params);
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530794 else {
Guillaume GARDET004d0092018-03-30 10:28:19 +0200795 fprintf (stderr, "%s: Can't print header for %s\n",
796 params.cmdname, tparams->name);
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530797 }
wdenk5b1d7132002-11-03 00:07:02 +0000798
Mark Tomlinson8961c8a2018-08-29 10:51:14 +1200799 (void)munmap((void *)ptr, map_len);
wdenk5b1d7132002-11-03 00:07:02 +0000800
801 /* We're a bit of paranoid */
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530802#if defined(_POSIX_SYNCHRONIZED_IO) && \
803 !defined(__sun__) && \
804 !defined(__FreeBSD__) && \
Luka Perkov31cbe802014-08-09 18:17:47 +0200805 !defined(__OpenBSD__) && \
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530806 !defined(__APPLE__)
wdenk5b1d7132002-11-03 00:07:02 +0000807 (void) fdatasync (ifd);
808#else
809 (void) fsync (ifd);
810#endif
811
812 if (close(ifd)) {
813 fprintf (stderr, "%s: Write error on %s: %s\n",
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530814 params.cmdname, params.imagefile, strerror(errno));
wdenk5b1d7132002-11-03 00:07:02 +0000815 exit (EXIT_FAILURE);
816 }
817
Pali Rohárd3b1ca22022-01-14 18:34:43 +0100818 if (tparams->verify_header)
819 verify_image(tparams);
820
wdenk5b1d7132002-11-03 00:07:02 +0000821 exit (EXIT_SUCCESS);
822}
823
824static void
825copy_file (int ifd, const char *datafile, int pad)
826{
827 int dfd;
828 struct stat sbuf;
829 unsigned char *ptr;
830 int tail;
831 int zero = 0;
Stefano Babic9bac0bb2013-08-19 19:03:19 +0200832 uint8_t zeros[4096];
wdenk5b1d7132002-11-03 00:07:02 +0000833 int offset = 0;
Mylène Josseranddd85dc52020-07-08 11:52:50 +0200834 int size, ret;
Guilherme Maciel Ferreiraa93648d2015-01-15 02:48:07 -0200835 struct image_type_params *tparams = imagetool_get_type(params.type);
wdenk5b1d7132002-11-03 00:07:02 +0000836
Stefano Babic9bac0bb2013-08-19 19:03:19 +0200837 memset(zeros, 0, sizeof(zeros));
838
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530839 if (params.vflag) {
wdenk5b1d7132002-11-03 00:07:02 +0000840 fprintf (stderr, "Adding Image %s\n", datafile);
841 }
842
wdenkef1464c2003-10-08 22:14:02 +0000843 if ((dfd = open(datafile, O_RDONLY|O_BINARY)) < 0) {
wdenk5b1d7132002-11-03 00:07:02 +0000844 fprintf (stderr, "%s: Can't open %s: %s\n",
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530845 params.cmdname, datafile, strerror(errno));
wdenk5b1d7132002-11-03 00:07:02 +0000846 exit (EXIT_FAILURE);
847 }
848
849 if (fstat(dfd, &sbuf) < 0) {
850 fprintf (stderr, "%s: Can't stat %s: %s\n",
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530851 params.cmdname, datafile, strerror(errno));
wdenk5b1d7132002-11-03 00:07:02 +0000852 exit (EXIT_FAILURE);
853 }
854
Thomas Hebbeaa64422021-08-01 15:23:13 -0700855 if (sbuf.st_size == 0) {
856 fprintf (stderr, "%s: Input file %s is empty, bailing out\n",
857 params.cmdname, datafile);
858 exit (EXIT_FAILURE);
859 }
860
Mike Frysingerfa956fd2008-05-01 04:13:05 -0400861 ptr = mmap(0, sbuf.st_size, PROT_READ, MAP_SHARED, dfd, 0);
862 if (ptr == MAP_FAILED) {
wdenk5b1d7132002-11-03 00:07:02 +0000863 fprintf (stderr, "%s: Can't read %s: %s\n",
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530864 params.cmdname, datafile, strerror(errno));
wdenk5b1d7132002-11-03 00:07:02 +0000865 exit (EXIT_FAILURE);
866 }
867
Pali Rohár27670ac2023-01-21 20:05:43 +0100868 if (params.xflag &&
869 (((params.type > IH_TYPE_INVALID) && (params.type < IH_TYPE_FLATDT)) ||
870 (params.type == IH_TYPE_KERNEL_NOLOAD) || (params.type == IH_TYPE_FIRMWARE_IVT))) {
wdenk5b1d7132002-11-03 00:07:02 +0000871 unsigned char *p = NULL;
872 /*
Simon Glassf3543e62022-09-06 20:26:52 -0600873 * XIP: do not append the struct legacy_img_hdr at the
wdenk5b1d7132002-11-03 00:07:02 +0000874 * beginning of the file, but consume the space
875 * reserved for it.
876 */
877
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530878 if ((unsigned)sbuf.st_size < tparams->header_size) {
wdenk5b1d7132002-11-03 00:07:02 +0000879 fprintf (stderr,
880 "%s: Bad size: \"%s\" is too small for XIP\n",
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530881 params.cmdname, datafile);
wdenk5b1d7132002-11-03 00:07:02 +0000882 exit (EXIT_FAILURE);
883 }
884
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530885 for (p = ptr; p < ptr + tparams->header_size; p++) {
wdenk5b1d7132002-11-03 00:07:02 +0000886 if ( *p != 0xff ) {
887 fprintf (stderr,
888 "%s: Bad file: \"%s\" has invalid buffer for XIP\n",
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530889 params.cmdname, datafile);
wdenk5b1d7132002-11-03 00:07:02 +0000890 exit (EXIT_FAILURE);
891 }
892 }
893
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530894 offset = tparams->header_size;
wdenk5b1d7132002-11-03 00:07:02 +0000895 }
896
897 size = sbuf.st_size - offset;
Mylène Josseranddd85dc52020-07-08 11:52:50 +0200898
899 ret = write(ifd, ptr + offset, size);
900 if (ret != size) {
901 if (ret < 0)
902 fprintf (stderr, "%s: Write error on %s: %s\n",
903 params.cmdname, params.imagefile, strerror(errno));
904 else if (ret < size)
905 fprintf (stderr, "%s: Write only %d/%d bytes, "\
906 "probably no space left on the device\n",
907 params.cmdname, ret, size);
wdenk5b1d7132002-11-03 00:07:02 +0000908 exit (EXIT_FAILURE);
909 }
910
Stefano Babic9bac0bb2013-08-19 19:03:19 +0200911 tail = size % 4;
912 if ((pad == 1) && (tail != 0)) {
wdenk5b1d7132002-11-03 00:07:02 +0000913
914 if (write(ifd, (char *)&zero, 4-tail) != 4-tail) {
915 fprintf (stderr, "%s: Write error on %s: %s\n",
Prafulla Wadaskar89a4d6b2009-08-19 17:36:46 +0530916 params.cmdname, params.imagefile,
917 strerror(errno));
wdenk5b1d7132002-11-03 00:07:02 +0000918 exit (EXIT_FAILURE);
919 }
Stefano Babic9bac0bb2013-08-19 19:03:19 +0200920 } else if (pad > 1) {
Simon Glass424b86a2015-08-30 16:55:22 -0600921 while (pad > 0) {
922 int todo = sizeof(zeros);
923
924 if (todo > pad)
925 todo = pad;
926 if (write(ifd, (char *)&zeros, todo) != todo) {
927 fprintf(stderr, "%s: Write error on %s: %s\n",
928 params.cmdname, params.imagefile,
929 strerror(errno));
930 exit(EXIT_FAILURE);
931 }
932 pad -= todo;
Stefano Babic9bac0bb2013-08-19 19:03:19 +0200933 }
wdenk5b1d7132002-11-03 00:07:02 +0000934 }
935
936 (void) munmap((void *)ptr, sbuf.st_size);
937 (void) close (dfd);
938}