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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 | 7 | * |
1a459660 | 8 | * SPDX-License-Identifier: GPL-2.0+ |
5b1d7137 WD |
9 | */ |
10 | ||
b97a2a0a | 11 | #include "mkimage.h" |
5b1d7137 | 12 | #include <image.h> |
976b38c0 | 13 | #include <version.h> |
89a4d6b1 PW |
14 | |
15 | static void copy_file(int, const char *, int); | |
16 | static void usage(void); | |
17 | ||
18 | /* image_type_params link list to maintain registered image type supports */ | |
19 | struct image_type_params *mkimage_tparams = NULL; | |
20 | ||
21 | /* parameters initialized by core will be used by the image type code */ | |
22 | struct mkimage_params params = { | |
23 | .os = IH_OS_LINUX, | |
24 | .arch = IH_ARCH_PPC, | |
25 | .type = IH_TYPE_KERNEL, | |
26 | .comp = IH_COMP_GZIP, | |
27 | .dtc = MKIMAGE_DEFAULT_DTC_OPTIONS, | |
04387d24 | 28 | .imagename = "", |
5d898a00 | 29 | .imagename2 = "", |
89a4d6b1 PW |
30 | }; |
31 | ||
32 | /* | |
33 | * mkimage_register - | |
34 | * | |
35 | * It is used to register respective image generation/list support to the | |
36 | * mkimage core | |
37 | * | |
38 | * the input struct image_type_params is checked and appended to the link | |
39 | * list, if the input structure is already registered, error | |
40 | */ | |
41 | void mkimage_register (struct image_type_params *tparams) | |
42 | { | |
43 | struct image_type_params **tp; | |
44 | ||
45 | if (!tparams) { | |
46 | fprintf (stderr, "%s: %s: Null input\n", | |
47 | params.cmdname, __FUNCTION__); | |
48 | exit (EXIT_FAILURE); | |
49 | } | |
50 | ||
51 | /* scan the linked list, check for registry and point the last one */ | |
52 | for (tp = &mkimage_tparams; *tp != NULL; tp = &(*tp)->next) { | |
53 | if (!strcmp((*tp)->name, tparams->name)) { | |
54 | fprintf (stderr, "%s: %s already registered\n", | |
55 | params.cmdname, tparams->name); | |
56 | return; | |
57 | } | |
58 | } | |
59 | ||
60 | /* add input struct entry at the end of link list */ | |
61 | *tp = tparams; | |
62 | /* mark input entry as last entry in the link list */ | |
63 | tparams->next = NULL; | |
64 | ||
65 | debug ("Registered %s\n", tparams->name); | |
66 | } | |
67 | ||
68 | /* | |
69 | * mkimage_get_type - | |
70 | * | |
71 | * It scans all registers image type supports | |
72 | * checks the input type_id for each supported image type | |
73 | * | |
74 | * if successful, | |
75 | * returns respective image_type_params pointer if success | |
76 | * if input type_id is not supported by any of image_type_support | |
77 | * returns NULL | |
78 | */ | |
79 | struct image_type_params *mkimage_get_type(int type) | |
80 | { | |
81 | struct image_type_params *curr; | |
82 | ||
83 | for (curr = mkimage_tparams; curr != NULL; curr = curr->next) { | |
84 | if (curr->check_image_type) { | |
85 | if (!curr->check_image_type (type)) | |
86 | return curr; | |
87 | } | |
88 | } | |
89 | return NULL; | |
90 | } | |
91 | ||
92 | /* | |
93 | * mkimage_verify_print_header - | |
94 | * | |
95 | * It scans mkimage_tparams link list, | |
96 | * verifies image_header for each supported image type | |
97 | * if verification is successful, prints respective header | |
98 | * | |
99 | * returns negative if input image format does not match with any of | |
100 | * supported image types | |
101 | */ | |
102 | int mkimage_verify_print_header (void *ptr, struct stat *sbuf) | |
103 | { | |
104 | int retval = -1; | |
105 | struct image_type_params *curr; | |
106 | ||
107 | for (curr = mkimage_tparams; curr != NULL; curr = curr->next ) { | |
108 | if (curr->verify_header) { | |
109 | retval = curr->verify_header ( | |
110 | (unsigned char *)ptr, sbuf->st_size, | |
111 | ¶ms); | |
112 | ||
113 | if (retval == 0) { | |
114 | /* | |
115 | * Print the image information | |
116 | * if verify is successful | |
117 | */ | |
118 | if (curr->print_header) | |
119 | curr->print_header (ptr); | |
120 | else { | |
121 | fprintf (stderr, | |
122 | "%s: print_header undefined for %s\n", | |
123 | params.cmdname, curr->name); | |
124 | } | |
125 | break; | |
126 | } | |
127 | } | |
128 | } | |
129 | return retval; | |
130 | } | |
5b1d7137 WD |
131 | |
132 | int | |
133 | main (int argc, char **argv) | |
134 | { | |
9d25438f | 135 | int ifd = -1; |
5b1d7137 | 136 | struct stat sbuf; |
a2513e27 | 137 | char *ptr; |
449609f5 | 138 | int retval = 0; |
89a4d6b1 | 139 | struct image_type_params *tparams = NULL; |
9bac0bb3 | 140 | int pad_len = 0; |
5b1d7137 | 141 | |
5d898a00 SX |
142 | /* Init Freescale PBL Boot image generation/list support */ |
143 | init_pbl_image_type(); | |
aa0c7a86 PW |
144 | /* Init Kirkwood Boot image generation/list support */ |
145 | init_kwb_image_type (); | |
8edcde5e SB |
146 | /* Init Freescale imx Boot image generation/list support */ |
147 | init_imx_image_type (); | |
bce88370 MV |
148 | /* Init Freescale mxs Boot image generation/list support */ |
149 | init_mxs_image_type(); | |
89a4d6b1 PW |
150 | /* Init FIT image generation/list support */ |
151 | init_fit_image_type (); | |
3decb14a JR |
152 | /* Init TI OMAP Boot image generation/list support */ |
153 | init_omap_image_type(); | |
89a4d6b1 PW |
154 | /* Init Default image generation/list support */ |
155 | init_default_image_type (); | |
7816f2cf HS |
156 | /* Init Davinci UBL support */ |
157 | init_ubl_image_type(); | |
4962e38e SB |
158 | /* Init Davinci AIS support */ |
159 | init_ais_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; | |
4f610427 SG |
176 | case 'c': |
177 | if (--argc <= 0) | |
178 | usage(); | |
179 | params.comment = *++argv; | |
180 | goto NXTARG; | |
5b1d7137 WD |
181 | case 'C': |
182 | if ((--argc <= 0) || | |
89a4d6b1 PW |
183 | (params.comp = |
184 | genimg_get_comp_id (*++argv)) < 0) | |
5b1d7137 WD |
185 | usage (); |
186 | goto NXTARG; | |
9d25438f BS |
187 | case 'D': |
188 | if (--argc <= 0) | |
189 | usage (); | |
89a4d6b1 | 190 | params.dtc = *++argv; |
9d25438f BS |
191 | goto NXTARG; |
192 | ||
5b1d7137 WD |
193 | case 'O': |
194 | if ((--argc <= 0) || | |
89a4d6b1 PW |
195 | (params.os = |
196 | genimg_get_os_id (*++argv)) < 0) | |
5b1d7137 WD |
197 | usage (); |
198 | goto NXTARG; | |
199 | case 'T': | |
200 | if ((--argc <= 0) || | |
89a4d6b1 PW |
201 | (params.type = |
202 | genimg_get_type_id (*++argv)) < 0) | |
5b1d7137 WD |
203 | usage (); |
204 | goto NXTARG; | |
205 | ||
206 | case 'a': | |
207 | if (--argc <= 0) | |
208 | usage (); | |
a2513e27 | 209 | params.addr = strtoul (*++argv, &ptr, 16); |
5b1d7137 WD |
210 | if (*ptr) { |
211 | fprintf (stderr, | |
212 | "%s: invalid load address %s\n", | |
89a4d6b1 | 213 | params.cmdname, *argv); |
5b1d7137 WD |
214 | exit (EXIT_FAILURE); |
215 | } | |
216 | goto NXTARG; | |
217 | case 'd': | |
218 | if (--argc <= 0) | |
219 | usage (); | |
89a4d6b1 PW |
220 | params.datafile = *++argv; |
221 | params.dflag = 1; | |
5b1d7137 WD |
222 | goto NXTARG; |
223 | case 'e': | |
224 | if (--argc <= 0) | |
225 | usage (); | |
a2513e27 | 226 | params.ep = strtoul (*++argv, &ptr, 16); |
5b1d7137 WD |
227 | if (*ptr) { |
228 | fprintf (stderr, | |
229 | "%s: invalid entry point %s\n", | |
89a4d6b1 | 230 | params.cmdname, *argv); |
5b1d7137 WD |
231 | exit (EXIT_FAILURE); |
232 | } | |
89a4d6b1 | 233 | params.eflag = 1; |
5b1d7137 | 234 | goto NXTARG; |
9d25438f BS |
235 | case 'f': |
236 | if (--argc <= 0) | |
237 | usage (); | |
95d77b44 SG |
238 | params.datafile = *++argv; |
239 | /* no break */ | |
240 | case 'F': | |
1a99de2c PT |
241 | /* |
242 | * The flattened image tree (FIT) format | |
243 | * requires a flattened device tree image type | |
244 | */ | |
245 | params.type = IH_TYPE_FLATDT; | |
fbc1c8f6 | 246 | params.fflag = 1; |
9d25438f | 247 | goto NXTARG; |
80e4df8a SG |
248 | case 'k': |
249 | if (--argc <= 0) | |
250 | usage(); | |
251 | params.keydir = *++argv; | |
252 | goto NXTARG; | |
e29495d3 SG |
253 | case 'K': |
254 | if (--argc <= 0) | |
255 | usage(); | |
256 | params.keydest = *++argv; | |
257 | goto NXTARG; | |
5b1d7137 WD |
258 | case 'n': |
259 | if (--argc <= 0) | |
260 | usage (); | |
89a4d6b1 | 261 | params.imagename = *++argv; |
5b1d7137 | 262 | goto NXTARG; |
399c744b SG |
263 | case 'r': |
264 | params.require_keys = 1; | |
265 | break; | |
5d898a00 SX |
266 | case 'R': |
267 | if (--argc <= 0) | |
268 | usage(); | |
269 | /* | |
270 | * This entry is for the second configuration | |
271 | * file, if only one is not enough. | |
272 | */ | |
273 | params.imagename2 = *++argv; | |
274 | goto NXTARG; | |
f0662105 SB |
275 | case 's': |
276 | params.skipcpy = 1; | |
277 | break; | |
5b1d7137 | 278 | case 'v': |
89a4d6b1 | 279 | params.vflag++; |
5b1d7137 | 280 | break; |
976b38c0 WD |
281 | case 'V': |
282 | printf("mkimage version %s\n", PLAIN_VERSION); | |
283 | exit(EXIT_SUCCESS); | |
5b1d7137 | 284 | case 'x': |
89a4d6b1 | 285 | params.xflag++; |
5b1d7137 WD |
286 | break; |
287 | default: | |
288 | usage (); | |
289 | } | |
290 | } | |
291 | NXTARG: ; | |
292 | } | |
293 | ||
89a4d6b1 PW |
294 | if (argc != 1) |
295 | usage (); | |
296 | ||
297 | /* set tparams as per input type_id */ | |
298 | tparams = mkimage_get_type(params.type); | |
299 | if (tparams == NULL) { | |
300 | fprintf (stderr, "%s: unsupported type %s\n", | |
301 | params.cmdname, genimg_get_type_name(params.type)); | |
302 | exit (EXIT_FAILURE); | |
303 | } | |
5b1d7137 | 304 | |
89a4d6b1 PW |
305 | /* |
306 | * check the passed arguments parameters meets the requirements | |
307 | * as per image type to be generated/listed | |
308 | */ | |
309 | if (tparams->check_params) | |
310 | if (tparams->check_params (¶ms)) | |
311 | usage (); | |
312 | ||
313 | if (!params.eflag) { | |
314 | params.ep = params.addr; | |
5b1d7137 | 315 | /* If XIP, entry point must be after the U-Boot header */ |
89a4d6b1 PW |
316 | if (params.xflag) |
317 | params.ep += tparams->header_size; | |
5b1d7137 WD |
318 | } |
319 | ||
89a4d6b1 | 320 | params.imagefile = *argv; |
5b1d7137 | 321 | |
c81296c1 PT |
322 | if (params.fflag){ |
323 | if (tparams->fflag_handle) | |
324 | /* | |
325 | * in some cases, some additional processing needs | |
326 | * to be done if fflag is defined | |
327 | * | |
328 | * For ex. fit_handle_file for Fit file support | |
329 | */ | |
330 | retval = tparams->fflag_handle(¶ms); | |
5b1d7137 | 331 | |
c81296c1 PT |
332 | if (retval != EXIT_SUCCESS) |
333 | exit (retval); | |
334 | } | |
335 | ||
336 | if (params.lflag || params.fflag) { | |
337 | ifd = open (params.imagefile, O_RDONLY|O_BINARY); | |
338 | } else { | |
339 | ifd = open (params.imagefile, | |
340 | O_RDWR|O_CREAT|O_TRUNC|O_BINARY, 0666); | |
341 | } | |
342 | ||
343 | if (ifd < 0) { | |
344 | fprintf (stderr, "%s: Can't open %s: %s\n", | |
345 | params.cmdname, params.imagefile, | |
346 | strerror(errno)); | |
347 | exit (EXIT_FAILURE); | |
5b1d7137 WD |
348 | } |
349 | ||
c81296c1 | 350 | if (params.lflag || params.fflag) { |
5b1d7137 WD |
351 | /* |
352 | * list header information of existing image | |
353 | */ | |
354 | if (fstat(ifd, &sbuf) < 0) { | |
355 | fprintf (stderr, "%s: Can't stat %s: %s\n", | |
89a4d6b1 PW |
356 | params.cmdname, params.imagefile, |
357 | strerror(errno)); | |
5b1d7137 WD |
358 | exit (EXIT_FAILURE); |
359 | } | |
360 | ||
89a4d6b1 | 361 | if ((unsigned)sbuf.st_size < tparams->header_size) { |
5b1d7137 | 362 | fprintf (stderr, |
89a4d6b1 PW |
363 | "%s: Bad size: \"%s\" is not valid image\n", |
364 | params.cmdname, params.imagefile); | |
5b1d7137 WD |
365 | exit (EXIT_FAILURE); |
366 | } | |
367 | ||
fa956fde MF |
368 | ptr = mmap(0, sbuf.st_size, PROT_READ, MAP_SHARED, ifd, 0); |
369 | if (ptr == MAP_FAILED) { | |
5b1d7137 | 370 | fprintf (stderr, "%s: Can't read %s: %s\n", |
89a4d6b1 PW |
371 | params.cmdname, params.imagefile, |
372 | strerror(errno)); | |
5b1d7137 WD |
373 | exit (EXIT_FAILURE); |
374 | } | |
375 | ||
89a4d6b1 PW |
376 | /* |
377 | * scan through mkimage registry for all supported image types | |
378 | * and verify the input image file header for match | |
379 | * Print the image information for matched image type | |
380 | * Returns the error code if not matched | |
381 | */ | |
382 | retval = mkimage_verify_print_header (ptr, &sbuf); | |
5b1d7137 | 383 | |
5b1d7137 WD |
384 | (void) munmap((void *)ptr, sbuf.st_size); |
385 | (void) close (ifd); | |
386 | ||
f7644c0b | 387 | exit (retval); |
5b1d7137 WD |
388 | } |
389 | ||
390 | /* | |
f0662105 SB |
391 | * In case there an header with a variable |
392 | * length will be added, the corresponding | |
393 | * function is called. This is responsible to | |
394 | * allocate memory for the header itself. | |
5b1d7137 | 395 | */ |
f0662105 | 396 | if (tparams->vrec_header) |
9bac0bb3 | 397 | pad_len = tparams->vrec_header(¶ms, tparams); |
f0662105 SB |
398 | else |
399 | memset(tparams->hdr, 0, tparams->header_size); | |
5b1d7137 | 400 | |
89a4d6b1 PW |
401 | if (write(ifd, tparams->hdr, tparams->header_size) |
402 | != tparams->header_size) { | |
5b1d7137 | 403 | fprintf (stderr, "%s: Write error on %s: %s\n", |
89a4d6b1 | 404 | params.cmdname, params.imagefile, strerror(errno)); |
5b1d7137 WD |
405 | exit (EXIT_FAILURE); |
406 | } | |
407 | ||
d1be8f92 CR |
408 | if (!params.skipcpy) { |
409 | if (params.type == IH_TYPE_MULTI || | |
410 | params.type == IH_TYPE_SCRIPT) { | |
411 | char *file = params.datafile; | |
412 | uint32_t size; | |
413 | ||
414 | for (;;) { | |
415 | char *sep = NULL; | |
416 | ||
417 | if (file) { | |
418 | if ((sep = strchr(file, ':')) != NULL) { | |
419 | *sep = '\0'; | |
420 | } | |
421 | ||
422 | if (stat (file, &sbuf) < 0) { | |
423 | fprintf (stderr, "%s: Can't stat %s: %s\n", | |
424 | params.cmdname, file, strerror(errno)); | |
425 | exit (EXIT_FAILURE); | |
426 | } | |
427 | size = cpu_to_uimage (sbuf.st_size); | |
428 | } else { | |
429 | size = 0; | |
5b1d7137 WD |
430 | } |
431 | ||
d1be8f92 CR |
432 | if (write(ifd, (char *)&size, sizeof(size)) != sizeof(size)) { |
433 | fprintf (stderr, "%s: Write error on %s: %s\n", | |
434 | params.cmdname, params.imagefile, | |
435 | strerror(errno)); | |
5b1d7137 WD |
436 | exit (EXIT_FAILURE); |
437 | } | |
5b1d7137 | 438 | |
d1be8f92 CR |
439 | if (!file) { |
440 | break; | |
441 | } | |
5b1d7137 | 442 | |
d1be8f92 CR |
443 | if (sep) { |
444 | *sep = ':'; | |
445 | file = sep + 1; | |
446 | } else { | |
447 | file = NULL; | |
448 | } | |
5b1d7137 WD |
449 | } |
450 | ||
d1be8f92 | 451 | file = params.datafile; |
5b1d7137 | 452 | |
d1be8f92 CR |
453 | for (;;) { |
454 | char *sep = strchr(file, ':'); | |
455 | if (sep) { | |
456 | *sep = '\0'; | |
457 | copy_file (ifd, file, 1); | |
458 | *sep++ = ':'; | |
459 | file = sep; | |
460 | } else { | |
461 | copy_file (ifd, file, 0); | |
462 | break; | |
463 | } | |
5b1d7137 | 464 | } |
5d898a00 SX |
465 | } else if (params.type == IH_TYPE_PBLIMAGE) { |
466 | /* PBL has special Image format, implements its' own */ | |
467 | pbl_load_uboot(ifd, ¶ms); | |
d1be8f92 | 468 | } else { |
9bac0bb3 | 469 | copy_file(ifd, params.datafile, pad_len); |
5b1d7137 | 470 | } |
5b1d7137 WD |
471 | } |
472 | ||
473 | /* We're a bit of paranoid */ | |
89a4d6b1 PW |
474 | #if defined(_POSIX_SYNCHRONIZED_IO) && \ |
475 | !defined(__sun__) && \ | |
476 | !defined(__FreeBSD__) && \ | |
477 | !defined(__APPLE__) | |
5b1d7137 WD |
478 | (void) fdatasync (ifd); |
479 | #else | |
480 | (void) fsync (ifd); | |
481 | #endif | |
482 | ||
483 | if (fstat(ifd, &sbuf) < 0) { | |
484 | fprintf (stderr, "%s: Can't stat %s: %s\n", | |
89a4d6b1 | 485 | params.cmdname, params.imagefile, strerror(errno)); |
5b1d7137 WD |
486 | exit (EXIT_FAILURE); |
487 | } | |
488 | ||
fa956fde MF |
489 | ptr = mmap(0, sbuf.st_size, PROT_READ|PROT_WRITE, MAP_SHARED, ifd, 0); |
490 | if (ptr == MAP_FAILED) { | |
5b1d7137 | 491 | fprintf (stderr, "%s: Can't map %s: %s\n", |
89a4d6b1 | 492 | params.cmdname, params.imagefile, strerror(errno)); |
5b1d7137 WD |
493 | exit (EXIT_FAILURE); |
494 | } | |
495 | ||
89a4d6b1 PW |
496 | /* Setup the image header as per input image type*/ |
497 | if (tparams->set_header) | |
498 | tparams->set_header (ptr, &sbuf, ifd, ¶ms); | |
499 | else { | |
500 | fprintf (stderr, "%s: Can't set header for %s: %s\n", | |
501 | params.cmdname, tparams->name, strerror(errno)); | |
502 | exit (EXIT_FAILURE); | |
503 | } | |
5b1d7137 | 504 | |
89a4d6b1 PW |
505 | /* Print the image information by processing image header */ |
506 | if (tparams->print_header) | |
507 | tparams->print_header (ptr); | |
508 | else { | |
509 | fprintf (stderr, "%s: Can't print header for %s: %s\n", | |
510 | params.cmdname, tparams->name, strerror(errno)); | |
511 | exit (EXIT_FAILURE); | |
512 | } | |
5b1d7137 WD |
513 | |
514 | (void) munmap((void *)ptr, sbuf.st_size); | |
515 | ||
516 | /* We're a bit of paranoid */ | |
89a4d6b1 PW |
517 | #if defined(_POSIX_SYNCHRONIZED_IO) && \ |
518 | !defined(__sun__) && \ | |
519 | !defined(__FreeBSD__) && \ | |
520 | !defined(__APPLE__) | |
5b1d7137 WD |
521 | (void) fdatasync (ifd); |
522 | #else | |
523 | (void) fsync (ifd); | |
524 | #endif | |
525 | ||
526 | if (close(ifd)) { | |
527 | fprintf (stderr, "%s: Write error on %s: %s\n", | |
89a4d6b1 | 528 | params.cmdname, params.imagefile, strerror(errno)); |
5b1d7137 WD |
529 | exit (EXIT_FAILURE); |
530 | } | |
531 | ||
532 | exit (EXIT_SUCCESS); | |
533 | } | |
534 | ||
535 | static void | |
536 | copy_file (int ifd, const char *datafile, int pad) | |
537 | { | |
538 | int dfd; | |
539 | struct stat sbuf; | |
540 | unsigned char *ptr; | |
541 | int tail; | |
542 | int zero = 0; | |
9bac0bb3 | 543 | uint8_t zeros[4096]; |
5b1d7137 WD |
544 | int offset = 0; |
545 | int size; | |
89a4d6b1 | 546 | struct image_type_params *tparams = mkimage_get_type (params.type); |
5b1d7137 | 547 | |
9bac0bb3 SB |
548 | if (pad >= sizeof(zeros)) { |
549 | fprintf(stderr, "%s: Can't pad to %d\n", | |
550 | params.cmdname, pad); | |
551 | exit(EXIT_FAILURE); | |
552 | } | |
553 | ||
554 | memset(zeros, 0, sizeof(zeros)); | |
555 | ||
89a4d6b1 | 556 | if (params.vflag) { |
5b1d7137 WD |
557 | fprintf (stderr, "Adding Image %s\n", datafile); |
558 | } | |
559 | ||
ef1464cc | 560 | if ((dfd = open(datafile, O_RDONLY|O_BINARY)) < 0) { |
5b1d7137 | 561 | fprintf (stderr, "%s: Can't open %s: %s\n", |
89a4d6b1 | 562 | params.cmdname, datafile, strerror(errno)); |
5b1d7137 WD |
563 | exit (EXIT_FAILURE); |
564 | } | |
565 | ||
566 | if (fstat(dfd, &sbuf) < 0) { | |
567 | fprintf (stderr, "%s: Can't stat %s: %s\n", | |
89a4d6b1 | 568 | params.cmdname, datafile, strerror(errno)); |
5b1d7137 WD |
569 | exit (EXIT_FAILURE); |
570 | } | |
571 | ||
fa956fde MF |
572 | ptr = mmap(0, sbuf.st_size, PROT_READ, MAP_SHARED, dfd, 0); |
573 | if (ptr == MAP_FAILED) { | |
5b1d7137 | 574 | fprintf (stderr, "%s: Can't read %s: %s\n", |
89a4d6b1 | 575 | params.cmdname, datafile, strerror(errno)); |
5b1d7137 WD |
576 | exit (EXIT_FAILURE); |
577 | } | |
578 | ||
89a4d6b1 | 579 | if (params.xflag) { |
5b1d7137 WD |
580 | unsigned char *p = NULL; |
581 | /* | |
582 | * XIP: do not append the image_header_t at the | |
583 | * beginning of the file, but consume the space | |
584 | * reserved for it. | |
585 | */ | |
586 | ||
89a4d6b1 | 587 | if ((unsigned)sbuf.st_size < tparams->header_size) { |
5b1d7137 WD |
588 | fprintf (stderr, |
589 | "%s: Bad size: \"%s\" is too small for XIP\n", | |
89a4d6b1 | 590 | params.cmdname, datafile); |
5b1d7137 WD |
591 | exit (EXIT_FAILURE); |
592 | } | |
593 | ||
89a4d6b1 | 594 | for (p = ptr; p < ptr + tparams->header_size; p++) { |
5b1d7137 WD |
595 | if ( *p != 0xff ) { |
596 | fprintf (stderr, | |
597 | "%s: Bad file: \"%s\" has invalid buffer for XIP\n", | |
89a4d6b1 | 598 | params.cmdname, datafile); |
5b1d7137 WD |
599 | exit (EXIT_FAILURE); |
600 | } | |
601 | } | |
602 | ||
89a4d6b1 | 603 | offset = tparams->header_size; |
5b1d7137 WD |
604 | } |
605 | ||
606 | size = sbuf.st_size - offset; | |
607 | if (write(ifd, ptr + offset, size) != size) { | |
608 | fprintf (stderr, "%s: Write error on %s: %s\n", | |
89a4d6b1 | 609 | params.cmdname, params.imagefile, strerror(errno)); |
5b1d7137 WD |
610 | exit (EXIT_FAILURE); |
611 | } | |
612 | ||
9bac0bb3 SB |
613 | tail = size % 4; |
614 | if ((pad == 1) && (tail != 0)) { | |
5b1d7137 WD |
615 | |
616 | if (write(ifd, (char *)&zero, 4-tail) != 4-tail) { | |
617 | fprintf (stderr, "%s: Write error on %s: %s\n", | |
89a4d6b1 PW |
618 | params.cmdname, params.imagefile, |
619 | strerror(errno)); | |
5b1d7137 WD |
620 | exit (EXIT_FAILURE); |
621 | } | |
9bac0bb3 SB |
622 | } else if (pad > 1) { |
623 | if (write(ifd, (char *)&zeros, pad) != pad) { | |
624 | fprintf(stderr, "%s: Write error on %s: %s\n", | |
625 | params.cmdname, params.imagefile, | |
626 | strerror(errno)); | |
627 | exit(EXIT_FAILURE); | |
628 | } | |
5b1d7137 WD |
629 | } |
630 | ||
631 | (void) munmap((void *)ptr, sbuf.st_size); | |
632 | (void) close (dfd); | |
633 | } | |
634 | ||
635 | void | |
636 | usage () | |
637 | { | |
638 | fprintf (stderr, "Usage: %s -l image\n" | |
9d25438f | 639 | " -l ==> list image header information\n", |
89a4d6b1 | 640 | params.cmdname); |
9d25438f BS |
641 | fprintf (stderr, " %s [-x] -A arch -O os -T type -C comp " |
642 | "-a addr -e ep -n name -d data_file[:data_file...] image\n" | |
643 | " -A ==> set architecture to 'arch'\n" | |
5b1d7137 WD |
644 | " -O ==> set operating system to 'os'\n" |
645 | " -T ==> set image type to 'type'\n" | |
646 | " -C ==> set compression type 'comp'\n" | |
647 | " -a ==> set load address to 'addr' (hex)\n" | |
648 | " -e ==> set entry point to 'ep' (hex)\n" | |
649 | " -n ==> set image name to 'name'\n" | |
650 | " -d ==> use image data from 'datafile'\n" | |
9d25438f | 651 | " -x ==> set XIP (execute in place)\n", |
89a4d6b1 | 652 | params.cmdname); |
95d77b44 | 653 | fprintf(stderr, " %s [-D dtc_options] [-f fit-image.its|-F] fit-image\n", |
89a4d6b1 | 654 | params.cmdname); |
80e4df8a SG |
655 | fprintf(stderr, " -D => set options for device tree compiler\n" |
656 | " -f => input filename for FIT source\n"); | |
657 | #ifdef CONFIG_FIT_SIGNATURE | |
399c744b | 658 | fprintf(stderr, "Signing / verified boot options: [-k keydir] [-K dtb] [ -c <comment>] [-r]\n" |
e29495d3 | 659 | " -k => set directory containing private keys\n" |
95d77b44 | 660 | " -K => write public keys to this .dtb file\n" |
4f610427 | 661 | " -c => add comment in signature node\n" |
399c744b SG |
662 | " -F => re-sign existing FIT image\n" |
663 | " -r => mark keys used as 'required' in dtb\n"); | |
80e4df8a SG |
664 | #else |
665 | fprintf(stderr, "Signing / verified boot not supported (CONFIG_FIT_SIGNATURE undefined)\n"); | |
666 | #endif | |
976b38c0 WD |
667 | fprintf (stderr, " %s -V ==> print version information and exit\n", |
668 | params.cmdname); | |
9d25438f | 669 | |
5b1d7137 WD |
670 | exit (EXIT_FAILURE); |
671 | } |