2 * (C) Copyright 2008 Semihalf
4 * (C) Copyright 2000-2009
5 * DENX Software Engineering
6 * Wolfgang Denk, wd@denx.de
8 * SPDX-License-Identifier: GPL-2.0+
15 static void copy_file(int, const char *, int);
16 static void usage(void);
18 /* parameters initialized by core will be used by the image type code */
19 struct image_tool_params params
= {
22 .type
= IH_TYPE_KERNEL
,
24 .dtc
= MKIMAGE_DEFAULT_DTC_OPTIONS
,
30 main (int argc
, char **argv
)
36 struct image_type_params
*tparams
= NULL
;
39 params
.cmdname
= *argv
;
40 params
.addr
= params
.ep
= 0;
42 while (--argc
> 0 && **++argv
== '-') {
51 genimg_get_arch_id (*++argv
)) < 0)
57 params
.comment
= *++argv
;
62 genimg_get_comp_id (*++argv
)) < 0)
74 genimg_get_os_id (*++argv
)) < 0)
80 genimg_get_type_id (*++argv
)) < 0)
87 params
.addr
= strtoul (*++argv
, &ptr
, 16);
90 "%s: invalid load address %s\n",
91 params
.cmdname
, *argv
);
98 params
.datafile
= *++argv
;
104 params
.ep
= strtoul (*++argv
, &ptr
, 16);
107 "%s: invalid entry point %s\n",
108 params
.cmdname
, *argv
);
116 params
.datafile
= *++argv
;
120 * The flattened image tree (FIT) format
121 * requires a flattened device tree image type
123 params
.type
= IH_TYPE_FLATDT
;
129 params
.keydir
= *++argv
;
134 params
.keydest
= *++argv
;
139 params
.imagename
= *++argv
;
142 params
.require_keys
= 1;
148 * This entry is for the second configuration
149 * file, if only one is not enough.
151 params
.imagename2
= *++argv
;
160 printf("mkimage version %s\n", PLAIN_VERSION
);
175 /* set tparams as per input type_id */
176 tparams
= imagetool_get_type(params
.type
);
177 if (tparams
== NULL
) {
178 fprintf (stderr
, "%s: unsupported type %s\n",
179 params
.cmdname
, genimg_get_type_name(params
.type
));
184 * check the passed arguments parameters meets the requirements
185 * as per image type to be generated/listed
187 if (tparams
->check_params
)
188 if (tparams
->check_params (¶ms
))
192 params
.ep
= params
.addr
;
193 /* If XIP, entry point must be after the U-Boot header */
195 params
.ep
+= tparams
->header_size
;
198 params
.imagefile
= *argv
;
201 if (tparams
->fflag_handle
)
203 * in some cases, some additional processing needs
204 * to be done if fflag is defined
206 * For ex. fit_handle_file for Fit file support
208 retval
= tparams
->fflag_handle(¶ms
);
210 if (retval
!= EXIT_SUCCESS
)
214 if (params
.lflag
|| params
.fflag
) {
215 ifd
= open (params
.imagefile
, O_RDONLY
|O_BINARY
);
217 ifd
= open (params
.imagefile
,
218 O_RDWR
|O_CREAT
|O_TRUNC
|O_BINARY
, 0666);
222 fprintf (stderr
, "%s: Can't open %s: %s\n",
223 params
.cmdname
, params
.imagefile
,
228 if (params
.lflag
|| params
.fflag
) {
230 * list header information of existing image
232 if (fstat(ifd
, &sbuf
) < 0) {
233 fprintf (stderr
, "%s: Can't stat %s: %s\n",
234 params
.cmdname
, params
.imagefile
,
239 if ((unsigned)sbuf
.st_size
< tparams
->header_size
) {
241 "%s: Bad size: \"%s\" is not valid image\n",
242 params
.cmdname
, params
.imagefile
);
246 ptr
= mmap(0, sbuf
.st_size
, PROT_READ
, MAP_SHARED
, ifd
, 0);
247 if (ptr
== MAP_FAILED
) {
248 fprintf (stderr
, "%s: Can't read %s: %s\n",
249 params
.cmdname
, params
.imagefile
,
255 * scan through mkimage registry for all supported image types
256 * and verify the input image file header for match
257 * Print the image information for matched image type
258 * Returns the error code if not matched
260 retval
= imagetool_verify_print_header(ptr
, &sbuf
,
263 (void) munmap((void *)ptr
, sbuf
.st_size
);
270 * In case there an header with a variable
271 * length will be added, the corresponding
272 * function is called. This is responsible to
273 * allocate memory for the header itself.
275 if (tparams
->vrec_header
)
276 pad_len
= tparams
->vrec_header(¶ms
, tparams
);
278 memset(tparams
->hdr
, 0, tparams
->header_size
);
280 if (write(ifd
, tparams
->hdr
, tparams
->header_size
)
281 != tparams
->header_size
) {
282 fprintf (stderr
, "%s: Write error on %s: %s\n",
283 params
.cmdname
, params
.imagefile
, strerror(errno
));
287 if (!params
.skipcpy
) {
288 if (params
.type
== IH_TYPE_MULTI
||
289 params
.type
== IH_TYPE_SCRIPT
) {
290 char *file
= params
.datafile
;
297 if ((sep
= strchr(file
, ':')) != NULL
) {
301 if (stat (file
, &sbuf
) < 0) {
302 fprintf (stderr
, "%s: Can't stat %s: %s\n",
303 params
.cmdname
, file
, strerror(errno
));
306 size
= cpu_to_uimage (sbuf
.st_size
);
311 if (write(ifd
, (char *)&size
, sizeof(size
)) != sizeof(size
)) {
312 fprintf (stderr
, "%s: Write error on %s: %s\n",
313 params
.cmdname
, params
.imagefile
,
330 file
= params
.datafile
;
333 char *sep
= strchr(file
, ':');
336 copy_file (ifd
, file
, 1);
340 copy_file (ifd
, file
, 0);
344 } else if (params
.type
== IH_TYPE_PBLIMAGE
) {
345 /* PBL has special Image format, implements its' own */
346 pbl_load_uboot(ifd
, ¶ms
);
348 copy_file(ifd
, params
.datafile
, pad_len
);
352 /* We're a bit of paranoid */
353 #if defined(_POSIX_SYNCHRONIZED_IO) && \
354 !defined(__sun__) && \
355 !defined(__FreeBSD__) && \
356 !defined(__OpenBSD__) && \
358 (void) fdatasync (ifd
);
363 if (fstat(ifd
, &sbuf
) < 0) {
364 fprintf (stderr
, "%s: Can't stat %s: %s\n",
365 params
.cmdname
, params
.imagefile
, strerror(errno
));
369 ptr
= mmap(0, sbuf
.st_size
, PROT_READ
|PROT_WRITE
, MAP_SHARED
, ifd
, 0);
370 if (ptr
== MAP_FAILED
) {
371 fprintf (stderr
, "%s: Can't map %s: %s\n",
372 params
.cmdname
, params
.imagefile
, strerror(errno
));
376 /* Setup the image header as per input image type*/
377 if (tparams
->set_header
)
378 tparams
->set_header (ptr
, &sbuf
, ifd
, ¶ms
);
380 fprintf (stderr
, "%s: Can't set header for %s: %s\n",
381 params
.cmdname
, tparams
->name
, strerror(errno
));
385 /* Print the image information by processing image header */
386 if (tparams
->print_header
)
387 tparams
->print_header (ptr
);
389 fprintf (stderr
, "%s: Can't print header for %s: %s\n",
390 params
.cmdname
, tparams
->name
, strerror(errno
));
394 (void) munmap((void *)ptr
, sbuf
.st_size
);
396 /* We're a bit of paranoid */
397 #if defined(_POSIX_SYNCHRONIZED_IO) && \
398 !defined(__sun__) && \
399 !defined(__FreeBSD__) && \
400 !defined(__OpenBSD__) && \
402 (void) fdatasync (ifd
);
408 fprintf (stderr
, "%s: Write error on %s: %s\n",
409 params
.cmdname
, params
.imagefile
, strerror(errno
));
417 copy_file (int ifd
, const char *datafile
, int pad
)
427 struct image_type_params
*tparams
= imagetool_get_type(params
.type
);
429 if (pad
>= sizeof(zeros
)) {
430 fprintf(stderr
, "%s: Can't pad to %d\n",
431 params
.cmdname
, pad
);
435 memset(zeros
, 0, sizeof(zeros
));
438 fprintf (stderr
, "Adding Image %s\n", datafile
);
441 if ((dfd
= open(datafile
, O_RDONLY
|O_BINARY
)) < 0) {
442 fprintf (stderr
, "%s: Can't open %s: %s\n",
443 params
.cmdname
, datafile
, strerror(errno
));
447 if (fstat(dfd
, &sbuf
) < 0) {
448 fprintf (stderr
, "%s: Can't stat %s: %s\n",
449 params
.cmdname
, datafile
, strerror(errno
));
453 ptr
= mmap(0, sbuf
.st_size
, PROT_READ
, MAP_SHARED
, dfd
, 0);
454 if (ptr
== MAP_FAILED
) {
455 fprintf (stderr
, "%s: Can't read %s: %s\n",
456 params
.cmdname
, datafile
, strerror(errno
));
461 unsigned char *p
= NULL
;
463 * XIP: do not append the image_header_t at the
464 * beginning of the file, but consume the space
468 if ((unsigned)sbuf
.st_size
< tparams
->header_size
) {
470 "%s: Bad size: \"%s\" is too small for XIP\n",
471 params
.cmdname
, datafile
);
475 for (p
= ptr
; p
< ptr
+ tparams
->header_size
; p
++) {
478 "%s: Bad file: \"%s\" has invalid buffer for XIP\n",
479 params
.cmdname
, datafile
);
484 offset
= tparams
->header_size
;
487 size
= sbuf
.st_size
- offset
;
488 if (write(ifd
, ptr
+ offset
, size
) != size
) {
489 fprintf (stderr
, "%s: Write error on %s: %s\n",
490 params
.cmdname
, params
.imagefile
, strerror(errno
));
495 if ((pad
== 1) && (tail
!= 0)) {
497 if (write(ifd
, (char *)&zero
, 4-tail
) != 4-tail
) {
498 fprintf (stderr
, "%s: Write error on %s: %s\n",
499 params
.cmdname
, params
.imagefile
,
503 } else if (pad
> 1) {
504 if (write(ifd
, (char *)&zeros
, pad
) != pad
) {
505 fprintf(stderr
, "%s: Write error on %s: %s\n",
506 params
.cmdname
, params
.imagefile
,
512 (void) munmap((void *)ptr
, sbuf
.st_size
);
516 static void usage(void)
518 fprintf (stderr
, "Usage: %s -l image\n"
519 " -l ==> list image header information\n",
521 fprintf (stderr
, " %s [-x] -A arch -O os -T type -C comp "
522 "-a addr -e ep -n name -d data_file[:data_file...] image\n"
523 " -A ==> set architecture to 'arch'\n"
524 " -O ==> set operating system to 'os'\n"
525 " -T ==> set image type to 'type'\n"
526 " -C ==> set compression type 'comp'\n"
527 " -a ==> set load address to 'addr' (hex)\n"
528 " -e ==> set entry point to 'ep' (hex)\n"
529 " -n ==> set image name to 'name'\n"
530 " -d ==> use image data from 'datafile'\n"
531 " -x ==> set XIP (execute in place)\n",
533 fprintf(stderr
, " %s [-D dtc_options] [-f fit-image.its|-F] fit-image\n",
535 fprintf(stderr
, " -D => set options for device tree compiler\n"
536 " -f => input filename for FIT source\n");
537 #ifdef CONFIG_FIT_SIGNATURE
538 fprintf(stderr
, "Signing / verified boot options: [-k keydir] [-K dtb] [ -c <comment>] [-r]\n"
539 " -k => set directory containing private keys\n"
540 " -K => write public keys to this .dtb file\n"
541 " -c => add comment in signature node\n"
542 " -F => re-sign existing FIT image\n"
543 " -r => mark keys used as 'required' in dtb\n");
545 fprintf(stderr
, "Signing / verified boot not supported (CONFIG_FIT_SIGNATURE undefined)\n");
547 fprintf (stderr
, " %s -V ==> print version information and exit\n",