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