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Commit | Line | Data |
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5b1d7137 | 1 | /* |
9d25438f BS |
2 | * (C) Copyright 2008 Semihalf |
3 | * | |
89a4d6b1 | 4 | * (C) Copyright 2000-2009 |
5b1d7137 WD |
5 | * DENX Software Engineering |
6 | * Wolfgang Denk, wd@denx.de | |
0c852a28 WD |
7 | * |
8 | * This program is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU General Public License as | |
10 | * published by the Free Software Foundation; either version 2 of | |
11 | * the License, or (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
21 | * MA 02111-1307 USA | |
5b1d7137 WD |
22 | */ |
23 | ||
b97a2a0a | 24 | #include "mkimage.h" |
5b1d7137 | 25 | #include <image.h> |
976b38c0 | 26 | #include <version.h> |
89a4d6b1 PW |
27 | |
28 | static void copy_file(int, const char *, int); | |
29 | static void usage(void); | |
30 | ||
31 | /* image_type_params link list to maintain registered image type supports */ | |
32 | struct image_type_params *mkimage_tparams = NULL; | |
33 | ||
34 | /* parameters initialized by core will be used by the image type code */ | |
35 | struct mkimage_params params = { | |
36 | .os = IH_OS_LINUX, | |
37 | .arch = IH_ARCH_PPC, | |
38 | .type = IH_TYPE_KERNEL, | |
39 | .comp = IH_COMP_GZIP, | |
40 | .dtc = MKIMAGE_DEFAULT_DTC_OPTIONS, | |
04387d24 | 41 | .imagename = "", |
89a4d6b1 PW |
42 | }; |
43 | ||
44 | /* | |
45 | * mkimage_register - | |
46 | * | |
47 | * It is used to register respective image generation/list support to the | |
48 | * mkimage core | |
49 | * | |
50 | * the input struct image_type_params is checked and appended to the link | |
51 | * list, if the input structure is already registered, error | |
52 | */ | |
53 | void mkimage_register (struct image_type_params *tparams) | |
54 | { | |
55 | struct image_type_params **tp; | |
56 | ||
57 | if (!tparams) { | |
58 | fprintf (stderr, "%s: %s: Null input\n", | |
59 | params.cmdname, __FUNCTION__); | |
60 | exit (EXIT_FAILURE); | |
61 | } | |
62 | ||
63 | /* scan the linked list, check for registry and point the last one */ | |
64 | for (tp = &mkimage_tparams; *tp != NULL; tp = &(*tp)->next) { | |
65 | if (!strcmp((*tp)->name, tparams->name)) { | |
66 | fprintf (stderr, "%s: %s already registered\n", | |
67 | params.cmdname, tparams->name); | |
68 | return; | |
69 | } | |
70 | } | |
71 | ||
72 | /* add input struct entry at the end of link list */ | |
73 | *tp = tparams; | |
74 | /* mark input entry as last entry in the link list */ | |
75 | tparams->next = NULL; | |
76 | ||
77 | debug ("Registered %s\n", tparams->name); | |
78 | } | |
79 | ||
80 | /* | |
81 | * mkimage_get_type - | |
82 | * | |
83 | * It scans all registers image type supports | |
84 | * checks the input type_id for each supported image type | |
85 | * | |
86 | * if successful, | |
87 | * returns respective image_type_params pointer if success | |
88 | * if input type_id is not supported by any of image_type_support | |
89 | * returns NULL | |
90 | */ | |
91 | struct image_type_params *mkimage_get_type(int type) | |
92 | { | |
93 | struct image_type_params *curr; | |
94 | ||
95 | for (curr = mkimage_tparams; curr != NULL; curr = curr->next) { | |
96 | if (curr->check_image_type) { | |
97 | if (!curr->check_image_type (type)) | |
98 | return curr; | |
99 | } | |
100 | } | |
101 | return NULL; | |
102 | } | |
103 | ||
104 | /* | |
105 | * mkimage_verify_print_header - | |
106 | * | |
107 | * It scans mkimage_tparams link list, | |
108 | * verifies image_header for each supported image type | |
109 | * if verification is successful, prints respective header | |
110 | * | |
111 | * returns negative if input image format does not match with any of | |
112 | * supported image types | |
113 | */ | |
114 | int mkimage_verify_print_header (void *ptr, struct stat *sbuf) | |
115 | { | |
116 | int retval = -1; | |
117 | struct image_type_params *curr; | |
118 | ||
119 | for (curr = mkimage_tparams; curr != NULL; curr = curr->next ) { | |
120 | if (curr->verify_header) { | |
121 | retval = curr->verify_header ( | |
122 | (unsigned char *)ptr, sbuf->st_size, | |
123 | ¶ms); | |
124 | ||
125 | if (retval == 0) { | |
126 | /* | |
127 | * Print the image information | |
128 | * if verify is successful | |
129 | */ | |
130 | if (curr->print_header) | |
131 | curr->print_header (ptr); | |
132 | else { | |
133 | fprintf (stderr, | |
134 | "%s: print_header undefined for %s\n", | |
135 | params.cmdname, curr->name); | |
136 | } | |
137 | break; | |
138 | } | |
139 | } | |
140 | } | |
141 | return retval; | |
142 | } | |
5b1d7137 WD |
143 | |
144 | int | |
145 | main (int argc, char **argv) | |
146 | { | |
9d25438f | 147 | int ifd = -1; |
5b1d7137 | 148 | struct stat sbuf; |
a2513e27 | 149 | char *ptr; |
449609f5 | 150 | int retval = 0; |
89a4d6b1 | 151 | struct image_type_params *tparams = NULL; |
5b1d7137 | 152 | |
aa0c7a86 PW |
153 | /* Init Kirkwood Boot image generation/list support */ |
154 | init_kwb_image_type (); | |
8edcde5e SB |
155 | /* Init Freescale imx Boot image generation/list support */ |
156 | init_imx_image_type (); | |
89a4d6b1 PW |
157 | /* Init FIT image generation/list support */ |
158 | init_fit_image_type (); | |
159 | /* Init Default image generation/list support */ | |
160 | init_default_image_type (); | |
5b1d7137 | 161 | |
89a4d6b1 PW |
162 | params.cmdname = *argv; |
163 | params.addr = params.ep = 0; | |
5b1d7137 WD |
164 | |
165 | while (--argc > 0 && **++argv == '-') { | |
166 | while (*++*argv) { | |
167 | switch (**argv) { | |
168 | case 'l': | |
89a4d6b1 | 169 | params.lflag = 1; |
5b1d7137 WD |
170 | break; |
171 | case 'A': | |
172 | if ((--argc <= 0) || | |
89a4d6b1 PW |
173 | (params.arch = |
174 | genimg_get_arch_id (*++argv)) < 0) | |
5b1d7137 WD |
175 | usage (); |
176 | goto NXTARG; | |
177 | case 'C': | |
178 | if ((--argc <= 0) || | |
89a4d6b1 PW |
179 | (params.comp = |
180 | genimg_get_comp_id (*++argv)) < 0) | |
5b1d7137 WD |
181 | usage (); |
182 | goto NXTARG; | |
9d25438f BS |
183 | case 'D': |
184 | if (--argc <= 0) | |
185 | usage (); | |
89a4d6b1 | 186 | params.dtc = *++argv; |
9d25438f BS |
187 | goto NXTARG; |
188 | ||
5b1d7137 WD |
189 | case 'O': |
190 | if ((--argc <= 0) || | |
89a4d6b1 PW |
191 | (params.os = |
192 | genimg_get_os_id (*++argv)) < 0) | |
5b1d7137 WD |
193 | usage (); |
194 | goto NXTARG; | |
195 | case 'T': | |
196 | if ((--argc <= 0) || | |
89a4d6b1 PW |
197 | (params.type = |
198 | genimg_get_type_id (*++argv)) < 0) | |
5b1d7137 WD |
199 | usage (); |
200 | goto NXTARG; | |
201 | ||
202 | case 'a': | |
203 | if (--argc <= 0) | |
204 | usage (); | |
a2513e27 | 205 | params.addr = strtoul (*++argv, &ptr, 16); |
5b1d7137 WD |
206 | if (*ptr) { |
207 | fprintf (stderr, | |
208 | "%s: invalid load address %s\n", | |
89a4d6b1 | 209 | params.cmdname, *argv); |
5b1d7137 WD |
210 | exit (EXIT_FAILURE); |
211 | } | |
212 | goto NXTARG; | |
213 | case 'd': | |
214 | if (--argc <= 0) | |
215 | usage (); | |
89a4d6b1 PW |
216 | params.datafile = *++argv; |
217 | params.dflag = 1; | |
5b1d7137 WD |
218 | goto NXTARG; |
219 | case 'e': | |
220 | if (--argc <= 0) | |
221 | usage (); | |
a2513e27 | 222 | params.ep = strtoul (*++argv, &ptr, 16); |
5b1d7137 WD |
223 | if (*ptr) { |
224 | fprintf (stderr, | |
225 | "%s: invalid entry point %s\n", | |
89a4d6b1 | 226 | params.cmdname, *argv); |
5b1d7137 WD |
227 | exit (EXIT_FAILURE); |
228 | } | |
89a4d6b1 | 229 | params.eflag = 1; |
5b1d7137 | 230 | goto NXTARG; |
9d25438f BS |
231 | case 'f': |
232 | if (--argc <= 0) | |
233 | usage (); | |
1a99de2c PT |
234 | /* |
235 | * The flattened image tree (FIT) format | |
236 | * requires a flattened device tree image type | |
237 | */ | |
238 | params.type = IH_TYPE_FLATDT; | |
fbc1c8f6 PT |
239 | params.datafile = *++argv; |
240 | params.fflag = 1; | |
9d25438f | 241 | goto NXTARG; |
5b1d7137 WD |
242 | case 'n': |
243 | if (--argc <= 0) | |
244 | usage (); | |
89a4d6b1 | 245 | params.imagename = *++argv; |
5b1d7137 WD |
246 | goto NXTARG; |
247 | case 'v': | |
89a4d6b1 | 248 | params.vflag++; |
5b1d7137 | 249 | break; |
976b38c0 WD |
250 | case 'V': |
251 | printf("mkimage version %s\n", PLAIN_VERSION); | |
252 | exit(EXIT_SUCCESS); | |
5b1d7137 | 253 | case 'x': |
89a4d6b1 | 254 | params.xflag++; |
5b1d7137 WD |
255 | break; |
256 | default: | |
257 | usage (); | |
258 | } | |
259 | } | |
260 | NXTARG: ; | |
261 | } | |
262 | ||
89a4d6b1 PW |
263 | if (argc != 1) |
264 | usage (); | |
265 | ||
266 | /* set tparams as per input type_id */ | |
267 | tparams = mkimage_get_type(params.type); | |
268 | if (tparams == NULL) { | |
269 | fprintf (stderr, "%s: unsupported type %s\n", | |
270 | params.cmdname, genimg_get_type_name(params.type)); | |
271 | exit (EXIT_FAILURE); | |
272 | } | |
5b1d7137 | 273 | |
89a4d6b1 PW |
274 | /* |
275 | * check the passed arguments parameters meets the requirements | |
276 | * as per image type to be generated/listed | |
277 | */ | |
278 | if (tparams->check_params) | |
279 | if (tparams->check_params (¶ms)) | |
280 | usage (); | |
281 | ||
282 | if (!params.eflag) { | |
283 | params.ep = params.addr; | |
5b1d7137 | 284 | /* If XIP, entry point must be after the U-Boot header */ |
89a4d6b1 PW |
285 | if (params.xflag) |
286 | params.ep += tparams->header_size; | |
5b1d7137 WD |
287 | } |
288 | ||
89a4d6b1 | 289 | params.imagefile = *argv; |
5b1d7137 | 290 | |
c81296c1 PT |
291 | if (params.fflag){ |
292 | if (tparams->fflag_handle) | |
293 | /* | |
294 | * in some cases, some additional processing needs | |
295 | * to be done if fflag is defined | |
296 | * | |
297 | * For ex. fit_handle_file for Fit file support | |
298 | */ | |
299 | retval = tparams->fflag_handle(¶ms); | |
5b1d7137 | 300 | |
c81296c1 PT |
301 | if (retval != EXIT_SUCCESS) |
302 | exit (retval); | |
303 | } | |
304 | ||
305 | if (params.lflag || params.fflag) { | |
306 | ifd = open (params.imagefile, O_RDONLY|O_BINARY); | |
307 | } else { | |
308 | ifd = open (params.imagefile, | |
309 | O_RDWR|O_CREAT|O_TRUNC|O_BINARY, 0666); | |
310 | } | |
311 | ||
312 | if (ifd < 0) { | |
313 | fprintf (stderr, "%s: Can't open %s: %s\n", | |
314 | params.cmdname, params.imagefile, | |
315 | strerror(errno)); | |
316 | exit (EXIT_FAILURE); | |
5b1d7137 WD |
317 | } |
318 | ||
c81296c1 | 319 | if (params.lflag || params.fflag) { |
5b1d7137 WD |
320 | /* |
321 | * list header information of existing image | |
322 | */ | |
323 | if (fstat(ifd, &sbuf) < 0) { | |
324 | fprintf (stderr, "%s: Can't stat %s: %s\n", | |
89a4d6b1 PW |
325 | params.cmdname, params.imagefile, |
326 | strerror(errno)); | |
5b1d7137 WD |
327 | exit (EXIT_FAILURE); |
328 | } | |
329 | ||
89a4d6b1 | 330 | if ((unsigned)sbuf.st_size < tparams->header_size) { |
5b1d7137 | 331 | fprintf (stderr, |
89a4d6b1 PW |
332 | "%s: Bad size: \"%s\" is not valid image\n", |
333 | params.cmdname, params.imagefile); | |
5b1d7137 WD |
334 | exit (EXIT_FAILURE); |
335 | } | |
336 | ||
fa956fde MF |
337 | ptr = mmap(0, sbuf.st_size, PROT_READ, MAP_SHARED, ifd, 0); |
338 | if (ptr == MAP_FAILED) { | |
5b1d7137 | 339 | fprintf (stderr, "%s: Can't read %s: %s\n", |
89a4d6b1 PW |
340 | params.cmdname, params.imagefile, |
341 | strerror(errno)); | |
5b1d7137 WD |
342 | exit (EXIT_FAILURE); |
343 | } | |
344 | ||
89a4d6b1 PW |
345 | /* |
346 | * scan through mkimage registry for all supported image types | |
347 | * and verify the input image file header for match | |
348 | * Print the image information for matched image type | |
349 | * Returns the error code if not matched | |
350 | */ | |
351 | retval = mkimage_verify_print_header (ptr, &sbuf); | |
5b1d7137 | 352 | |
5b1d7137 WD |
353 | (void) munmap((void *)ptr, sbuf.st_size); |
354 | (void) close (ifd); | |
355 | ||
f7644c0b | 356 | exit (retval); |
5b1d7137 WD |
357 | } |
358 | ||
359 | /* | |
360 | * Must be -w then: | |
361 | * | |
362 | * write dummy header, to be fixed later | |
363 | */ | |
89a4d6b1 | 364 | memset (tparams->hdr, 0, tparams->header_size); |
5b1d7137 | 365 | |
89a4d6b1 PW |
366 | if (write(ifd, tparams->hdr, tparams->header_size) |
367 | != tparams->header_size) { | |
5b1d7137 | 368 | fprintf (stderr, "%s: Write error on %s: %s\n", |
89a4d6b1 | 369 | params.cmdname, params.imagefile, strerror(errno)); |
5b1d7137 WD |
370 | exit (EXIT_FAILURE); |
371 | } | |
372 | ||
89a4d6b1 PW |
373 | if (params.type == IH_TYPE_MULTI || params.type == IH_TYPE_SCRIPT) { |
374 | char *file = params.datafile; | |
3bb66806 | 375 | uint32_t size; |
5b1d7137 WD |
376 | |
377 | for (;;) { | |
378 | char *sep = NULL; | |
379 | ||
380 | if (file) { | |
381 | if ((sep = strchr(file, ':')) != NULL) { | |
382 | *sep = '\0'; | |
383 | } | |
384 | ||
385 | if (stat (file, &sbuf) < 0) { | |
386 | fprintf (stderr, "%s: Can't stat %s: %s\n", | |
89a4d6b1 | 387 | params.cmdname, file, strerror(errno)); |
5b1d7137 WD |
388 | exit (EXIT_FAILURE); |
389 | } | |
9a4daad0 | 390 | size = cpu_to_uimage (sbuf.st_size); |
5b1d7137 WD |
391 | } else { |
392 | size = 0; | |
393 | } | |
394 | ||
395 | if (write(ifd, (char *)&size, sizeof(size)) != sizeof(size)) { | |
396 | fprintf (stderr, "%s: Write error on %s: %s\n", | |
89a4d6b1 PW |
397 | params.cmdname, params.imagefile, |
398 | strerror(errno)); | |
5b1d7137 WD |
399 | exit (EXIT_FAILURE); |
400 | } | |
401 | ||
402 | if (!file) { | |
403 | break; | |
404 | } | |
405 | ||
406 | if (sep) { | |
407 | *sep = ':'; | |
408 | file = sep + 1; | |
409 | } else { | |
410 | file = NULL; | |
411 | } | |
412 | } | |
413 | ||
89a4d6b1 | 414 | file = params.datafile; |
5b1d7137 WD |
415 | |
416 | for (;;) { | |
417 | char *sep = strchr(file, ':'); | |
418 | if (sep) { | |
419 | *sep = '\0'; | |
420 | copy_file (ifd, file, 1); | |
421 | *sep++ = ':'; | |
422 | file = sep; | |
423 | } else { | |
424 | copy_file (ifd, file, 0); | |
425 | break; | |
426 | } | |
427 | } | |
428 | } else { | |
89a4d6b1 | 429 | copy_file (ifd, params.datafile, 0); |
5b1d7137 WD |
430 | } |
431 | ||
432 | /* We're a bit of paranoid */ | |
89a4d6b1 PW |
433 | #if defined(_POSIX_SYNCHRONIZED_IO) && \ |
434 | !defined(__sun__) && \ | |
435 | !defined(__FreeBSD__) && \ | |
436 | !defined(__APPLE__) | |
5b1d7137 WD |
437 | (void) fdatasync (ifd); |
438 | #else | |
439 | (void) fsync (ifd); | |
440 | #endif | |
441 | ||
442 | if (fstat(ifd, &sbuf) < 0) { | |
443 | fprintf (stderr, "%s: Can't stat %s: %s\n", | |
89a4d6b1 | 444 | params.cmdname, params.imagefile, strerror(errno)); |
5b1d7137 WD |
445 | exit (EXIT_FAILURE); |
446 | } | |
447 | ||
fa956fde MF |
448 | ptr = mmap(0, sbuf.st_size, PROT_READ|PROT_WRITE, MAP_SHARED, ifd, 0); |
449 | if (ptr == MAP_FAILED) { | |
5b1d7137 | 450 | fprintf (stderr, "%s: Can't map %s: %s\n", |
89a4d6b1 | 451 | params.cmdname, params.imagefile, strerror(errno)); |
5b1d7137 WD |
452 | exit (EXIT_FAILURE); |
453 | } | |
454 | ||
89a4d6b1 PW |
455 | /* Setup the image header as per input image type*/ |
456 | if (tparams->set_header) | |
457 | tparams->set_header (ptr, &sbuf, ifd, ¶ms); | |
458 | else { | |
459 | fprintf (stderr, "%s: Can't set header for %s: %s\n", | |
460 | params.cmdname, tparams->name, strerror(errno)); | |
461 | exit (EXIT_FAILURE); | |
462 | } | |
5b1d7137 | 463 | |
89a4d6b1 PW |
464 | /* Print the image information by processing image header */ |
465 | if (tparams->print_header) | |
466 | tparams->print_header (ptr); | |
467 | else { | |
468 | fprintf (stderr, "%s: Can't print header for %s: %s\n", | |
469 | params.cmdname, tparams->name, strerror(errno)); | |
470 | exit (EXIT_FAILURE); | |
471 | } | |
5b1d7137 WD |
472 | |
473 | (void) munmap((void *)ptr, sbuf.st_size); | |
474 | ||
475 | /* We're a bit of paranoid */ | |
89a4d6b1 PW |
476 | #if defined(_POSIX_SYNCHRONIZED_IO) && \ |
477 | !defined(__sun__) && \ | |
478 | !defined(__FreeBSD__) && \ | |
479 | !defined(__APPLE__) | |
5b1d7137 WD |
480 | (void) fdatasync (ifd); |
481 | #else | |
482 | (void) fsync (ifd); | |
483 | #endif | |
484 | ||
485 | if (close(ifd)) { | |
486 | fprintf (stderr, "%s: Write error on %s: %s\n", | |
89a4d6b1 | 487 | params.cmdname, params.imagefile, strerror(errno)); |
5b1d7137 WD |
488 | exit (EXIT_FAILURE); |
489 | } | |
490 | ||
491 | exit (EXIT_SUCCESS); | |
492 | } | |
493 | ||
494 | static void | |
495 | copy_file (int ifd, const char *datafile, int pad) | |
496 | { | |
497 | int dfd; | |
498 | struct stat sbuf; | |
499 | unsigned char *ptr; | |
500 | int tail; | |
501 | int zero = 0; | |
502 | int offset = 0; | |
503 | int size; | |
89a4d6b1 | 504 | struct image_type_params *tparams = mkimage_get_type (params.type); |
5b1d7137 | 505 | |
89a4d6b1 | 506 | if (params.vflag) { |
5b1d7137 WD |
507 | fprintf (stderr, "Adding Image %s\n", datafile); |
508 | } | |
509 | ||
ef1464cc | 510 | if ((dfd = open(datafile, O_RDONLY|O_BINARY)) < 0) { |
5b1d7137 | 511 | fprintf (stderr, "%s: Can't open %s: %s\n", |
89a4d6b1 | 512 | params.cmdname, datafile, strerror(errno)); |
5b1d7137 WD |
513 | exit (EXIT_FAILURE); |
514 | } | |
515 | ||
516 | if (fstat(dfd, &sbuf) < 0) { | |
517 | fprintf (stderr, "%s: Can't stat %s: %s\n", | |
89a4d6b1 | 518 | params.cmdname, datafile, strerror(errno)); |
5b1d7137 WD |
519 | exit (EXIT_FAILURE); |
520 | } | |
521 | ||
fa956fde MF |
522 | ptr = mmap(0, sbuf.st_size, PROT_READ, MAP_SHARED, dfd, 0); |
523 | if (ptr == MAP_FAILED) { | |
5b1d7137 | 524 | fprintf (stderr, "%s: Can't read %s: %s\n", |
89a4d6b1 | 525 | params.cmdname, datafile, strerror(errno)); |
5b1d7137 WD |
526 | exit (EXIT_FAILURE); |
527 | } | |
528 | ||
89a4d6b1 | 529 | if (params.xflag) { |
5b1d7137 WD |
530 | unsigned char *p = NULL; |
531 | /* | |
532 | * XIP: do not append the image_header_t at the | |
533 | * beginning of the file, but consume the space | |
534 | * reserved for it. | |
535 | */ | |
536 | ||
89a4d6b1 | 537 | if ((unsigned)sbuf.st_size < tparams->header_size) { |
5b1d7137 WD |
538 | fprintf (stderr, |
539 | "%s: Bad size: \"%s\" is too small for XIP\n", | |
89a4d6b1 | 540 | params.cmdname, datafile); |
5b1d7137 WD |
541 | exit (EXIT_FAILURE); |
542 | } | |
543 | ||
89a4d6b1 | 544 | for (p = ptr; p < ptr + tparams->header_size; p++) { |
5b1d7137 WD |
545 | if ( *p != 0xff ) { |
546 | fprintf (stderr, | |
547 | "%s: Bad file: \"%s\" has invalid buffer for XIP\n", | |
89a4d6b1 | 548 | params.cmdname, datafile); |
5b1d7137 WD |
549 | exit (EXIT_FAILURE); |
550 | } | |
551 | } | |
552 | ||
89a4d6b1 | 553 | offset = tparams->header_size; |
5b1d7137 WD |
554 | } |
555 | ||
556 | size = sbuf.st_size - offset; | |
557 | if (write(ifd, ptr + offset, size) != size) { | |
558 | fprintf (stderr, "%s: Write error on %s: %s\n", | |
89a4d6b1 | 559 | params.cmdname, params.imagefile, strerror(errno)); |
5b1d7137 WD |
560 | exit (EXIT_FAILURE); |
561 | } | |
562 | ||
563 | if (pad && ((tail = size % 4) != 0)) { | |
564 | ||
565 | if (write(ifd, (char *)&zero, 4-tail) != 4-tail) { | |
566 | fprintf (stderr, "%s: Write error on %s: %s\n", | |
89a4d6b1 PW |
567 | params.cmdname, params.imagefile, |
568 | strerror(errno)); | |
5b1d7137 WD |
569 | exit (EXIT_FAILURE); |
570 | } | |
571 | } | |
572 | ||
573 | (void) munmap((void *)ptr, sbuf.st_size); | |
574 | (void) close (dfd); | |
575 | } | |
576 | ||
577 | void | |
578 | usage () | |
579 | { | |
580 | fprintf (stderr, "Usage: %s -l image\n" | |
9d25438f | 581 | " -l ==> list image header information\n", |
89a4d6b1 | 582 | params.cmdname); |
9d25438f BS |
583 | fprintf (stderr, " %s [-x] -A arch -O os -T type -C comp " |
584 | "-a addr -e ep -n name -d data_file[:data_file...] image\n" | |
585 | " -A ==> set architecture to 'arch'\n" | |
5b1d7137 WD |
586 | " -O ==> set operating system to 'os'\n" |
587 | " -T ==> set image type to 'type'\n" | |
588 | " -C ==> set compression type 'comp'\n" | |
589 | " -a ==> set load address to 'addr' (hex)\n" | |
590 | " -e ==> set entry point to 'ep' (hex)\n" | |
591 | " -n ==> set image name to 'name'\n" | |
592 | " -d ==> use image data from 'datafile'\n" | |
9d25438f | 593 | " -x ==> set XIP (execute in place)\n", |
89a4d6b1 | 594 | params.cmdname); |
9d25438f | 595 | fprintf (stderr, " %s [-D dtc_options] -f fit-image.its fit-image\n", |
89a4d6b1 | 596 | params.cmdname); |
976b38c0 WD |
597 | fprintf (stderr, " %s -V ==> print version information and exit\n", |
598 | params.cmdname); | |
9d25438f | 599 | |
5b1d7137 WD |
600 | exit (EXIT_FAILURE); |
601 | } |