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);
17 /* parameters initialized by core will be used by the image type code */
18 static struct image_tool_params params
= {
21 .type
= IH_TYPE_KERNEL
,
23 .dtc
= MKIMAGE_DEFAULT_DTC_OPTIONS
,
28 static enum ih_category cur_category
;
30 static int h_compare_category_name(const void *vtype1
, const void *vtype2
)
32 const int *type1
= vtype1
;
33 const int *type2
= vtype2
;
34 const char *name1
= genimg_get_cat_short_name(cur_category
, *type1
);
35 const char *name2
= genimg_get_cat_short_name(cur_category
, *type2
);
37 return strcmp(name1
, name2
);
40 static int show_valid_options(enum ih_category category
)
47 count
= genimg_get_cat_count(category
);
48 order
= calloc(count
, sizeof(*order
));
52 /* Sort the names in order of short name for easier reading */
53 for (item
= 0; item
< count
; item
++)
55 cur_category
= category
;
56 qsort(order
, count
, sizeof(int), h_compare_category_name
);
58 fprintf(stderr
, "\nInvalid %s, supported are:\n",
59 genimg_get_cat_desc(category
));
60 for (i
= 0; i
< count
; i
++) {
62 fprintf(stderr
, "\t%-15s %s\n",
63 genimg_get_cat_short_name(category
, item
),
64 genimg_get_cat_name(category
, item
));
66 fprintf(stderr
, "\n");
71 static void usage(const char *msg
)
73 fprintf(stderr
, "Error: %s\n", msg
);
74 fprintf(stderr
, "Usage: %s -l image\n"
75 " -l ==> list image header information\n",
78 " %s [-x] -A arch -O os -T type -C comp -a addr -e ep -n name -d data_file[:data_file...] image\n"
79 " -A ==> set architecture to 'arch'\n"
80 " -O ==> set operating system to 'os'\n"
81 " -T ==> set image type to 'type'\n"
82 " -C ==> set compression type 'comp'\n"
83 " -a ==> set load address to 'addr' (hex)\n"
84 " -e ==> set entry point to 'ep' (hex)\n"
85 " -n ==> set image name to 'name'\n"
86 " -d ==> use image data from 'datafile'\n"
87 " -x ==> set XIP (execute in place)\n",
90 " %s [-D dtc_options] [-f fit-image.its|-f auto|-F] [-b <dtb> [-b <dtb>]] fit-image\n"
91 " <dtb> file is used with -f auto, it may occour multiple times.\n",
94 " -D => set all options for device tree compiler\n"
95 " -f => input filename for FIT source\n");
96 #ifdef CONFIG_FIT_SIGNATURE
98 "Signing / verified boot options: [-E] [-k keydir] [-K dtb] [ -c <comment>] [-p addr] [-r]\n"
99 " -E => place data outside of the FIT structure\n"
100 " -k => set directory containing private keys\n"
101 " -K => write public keys to this .dtb file\n"
102 " -c => add comment in signature node\n"
103 " -F => re-sign existing FIT image\n"
104 " -p => place external data at a static position\n"
105 " -r => mark keys used as 'required' in dtb\n");
108 "Signing / verified boot not supported (CONFIG_FIT_SIGNATURE undefined)\n");
110 fprintf(stderr
, " %s -V ==> print version information and exit\n",
112 fprintf(stderr
, "Use -T to see a list of available image types\n");
117 static int add_content(int type
, const char *fname
)
119 struct content_info
*cont
;
121 cont
= calloc(1, sizeof(*cont
));
126 if (params
.content_tail
)
127 params
.content_tail
->next
= cont
;
129 params
.content_head
= cont
;
130 params
.content_tail
= cont
;
135 static void process_args(int argc
, char **argv
)
138 int type
= IH_TYPE_INVALID
;
139 char *datafile
= NULL
;
142 while ((opt
= getopt(argc
, argv
,
143 "a:A:b:cC:d:D:e:Ef:Fk:K:ln:p:O:rR:qsT:vVx")) != -1) {
146 params
.addr
= strtoull(optarg
, &ptr
, 16);
148 fprintf(stderr
, "%s: invalid load address %s\n",
149 params
.cmdname
, optarg
);
154 params
.arch
= genimg_get_arch_id(optarg
);
156 usage("Invalid architecture");
159 if (add_content(IH_TYPE_FLATDT
, optarg
)) {
161 "%s: Out of memory adding content '%s'",
162 params
.cmdname
, optarg
);
167 params
.comment
= optarg
;
170 params
.comp
= genimg_get_comp_id(optarg
);
172 usage("Invalid compression type");
175 params
.datafile
= optarg
;
182 params
.ep
= strtoull(optarg
, &ptr
, 16);
184 fprintf(stderr
, "%s: invalid entry point %s\n",
185 params
.cmdname
, optarg
);
191 params
.external_data
= true;
195 params
.auto_its
= !strcmp(datafile
, "auto");
199 * The flattened image tree (FIT) format
200 * requires a flattened device tree image type
202 params
.type
= IH_TYPE_FLATDT
;
206 params
.keydir
= optarg
;
209 params
.keydest
= optarg
;
215 params
.imagename
= optarg
;
218 params
.os
= genimg_get_os_id(optarg
);
220 usage("Invalid operating system");
223 params
.external_offset
= strtoull(optarg
, &ptr
, 16);
225 fprintf(stderr
, "%s: invalid offset size %s\n",
226 params
.cmdname
, optarg
);
233 params
.require_keys
= 1;
237 * This entry is for the second configuration
238 * file, if only one is not enough.
240 params
.imagename2
= optarg
;
246 type
= genimg_get_type_id(optarg
);
248 show_valid_options(IH_TYPE
);
249 usage("Invalid image type");
256 printf("mkimage version %s\n", PLAIN_VERSION
);
262 usage("Invalid option");
266 /* The last parameter is expected to be the imagefile */
268 params
.imagefile
= argv
[optind
];
271 * For auto-generated FIT images we need to know the image type to put
272 * in the FIT, which is separate from the file's image type (which
273 * will always be IH_TYPE_FLATDT in this case).
275 if (params
.type
== IH_TYPE_FLATDT
) {
276 params
.fit_image_type
= type
? type
: IH_TYPE_KERNEL
;
277 /* For auto_its, datafile is always 'auto' */
278 if (!params
.auto_its
)
279 params
.datafile
= datafile
;
280 else if (!params
.datafile
)
281 usage("Missing data file for auto-FIT (use -d)");
282 } else if (type
!= IH_TYPE_INVALID
) {
286 if (!params
.imagefile
)
287 usage("Missing output filename");
290 int main(int argc
, char **argv
)
296 struct image_type_params
*tparams
= NULL
;
300 params
.cmdname
= *argv
;
304 process_args(argc
, argv
);
306 /* set tparams as per input type_id */
307 tparams
= imagetool_get_type(params
.type
);
308 if (tparams
== NULL
) {
309 fprintf (stderr
, "%s: unsupported type %s\n",
310 params
.cmdname
, genimg_get_type_name(params
.type
));
315 * check the passed arguments parameters meets the requirements
316 * as per image type to be generated/listed
318 if (tparams
->check_params
)
319 if (tparams
->check_params (¶ms
))
320 usage("Bad parameters for image type");
323 params
.ep
= params
.addr
;
324 /* If XIP, entry point must be after the U-Boot header */
326 params
.ep
+= tparams
->header_size
;
330 if (tparams
->fflag_handle
)
332 * in some cases, some additional processing needs
333 * to be done if fflag is defined
335 * For ex. fit_handle_file for Fit file support
337 retval
= tparams
->fflag_handle(¶ms
);
339 if (retval
!= EXIT_SUCCESS
)
343 if (params
.lflag
|| params
.fflag
) {
344 ifd
= open (params
.imagefile
, O_RDONLY
|O_BINARY
);
346 ifd
= open (params
.imagefile
,
347 O_RDWR
|O_CREAT
|O_TRUNC
|O_BINARY
, 0666);
351 fprintf (stderr
, "%s: Can't open %s: %s\n",
352 params
.cmdname
, params
.imagefile
,
357 if (params
.lflag
|| params
.fflag
) {
359 * list header information of existing image
361 if (fstat(ifd
, &sbuf
) < 0) {
362 fprintf (stderr
, "%s: Can't stat %s: %s\n",
363 params
.cmdname
, params
.imagefile
,
368 if ((unsigned)sbuf
.st_size
< tparams
->header_size
) {
370 "%s: Bad size: \"%s\" is not valid image\n",
371 params
.cmdname
, params
.imagefile
);
375 ptr
= mmap(0, sbuf
.st_size
, PROT_READ
, MAP_SHARED
, ifd
, 0);
376 if (ptr
== MAP_FAILED
) {
377 fprintf (stderr
, "%s: Can't read %s: %s\n",
378 params
.cmdname
, params
.imagefile
,
384 * scan through mkimage registry for all supported image types
385 * and verify the input image file header for match
386 * Print the image information for matched image type
387 * Returns the error code if not matched
389 retval
= imagetool_verify_print_header(ptr
, &sbuf
,
392 (void) munmap((void *)ptr
, sbuf
.st_size
);
398 if ((params
.type
!= IH_TYPE_MULTI
) && (params
.type
!= IH_TYPE_SCRIPT
)) {
399 dfd
= open(params
.datafile
, O_RDONLY
| O_BINARY
);
401 fprintf(stderr
, "%s: Can't open %s: %s\n",
402 params
.cmdname
, params
.datafile
,
407 if (fstat(dfd
, &sbuf
) < 0) {
408 fprintf(stderr
, "%s: Can't stat %s: %s\n",
409 params
.cmdname
, params
.datafile
,
414 params
.file_size
= sbuf
.st_size
+ tparams
->header_size
;
419 * In case there an header with a variable
420 * length will be added, the corresponding
421 * function is called. This is responsible to
422 * allocate memory for the header itself.
424 if (tparams
->vrec_header
)
425 pad_len
= tparams
->vrec_header(¶ms
, tparams
);
427 memset(tparams
->hdr
, 0, tparams
->header_size
);
429 if (write(ifd
, tparams
->hdr
, tparams
->header_size
)
430 != tparams
->header_size
) {
431 fprintf (stderr
, "%s: Write error on %s: %s\n",
432 params
.cmdname
, params
.imagefile
, strerror(errno
));
436 if (!params
.skipcpy
) {
437 if (params
.type
== IH_TYPE_MULTI
||
438 params
.type
== IH_TYPE_SCRIPT
) {
439 char *file
= params
.datafile
;
446 if ((sep
= strchr(file
, ':')) != NULL
) {
450 if (stat (file
, &sbuf
) < 0) {
451 fprintf (stderr
, "%s: Can't stat %s: %s\n",
452 params
.cmdname
, file
, strerror(errno
));
455 size
= cpu_to_uimage (sbuf
.st_size
);
460 if (write(ifd
, (char *)&size
, sizeof(size
)) != sizeof(size
)) {
461 fprintf (stderr
, "%s: Write error on %s: %s\n",
462 params
.cmdname
, params
.imagefile
,
479 file
= params
.datafile
;
482 char *sep
= strchr(file
, ':');
485 copy_file (ifd
, file
, 1);
489 copy_file (ifd
, file
, 0);
493 } else if (params
.type
== IH_TYPE_PBLIMAGE
) {
494 /* PBL has special Image format, implements its' own */
495 pbl_load_uboot(ifd
, ¶ms
);
497 copy_file(ifd
, params
.datafile
, pad_len
);
501 /* We're a bit of paranoid */
502 #if defined(_POSIX_SYNCHRONIZED_IO) && \
503 !defined(__sun__) && \
504 !defined(__FreeBSD__) && \
505 !defined(__OpenBSD__) && \
507 (void) fdatasync (ifd
);
512 if (fstat(ifd
, &sbuf
) < 0) {
513 fprintf (stderr
, "%s: Can't stat %s: %s\n",
514 params
.cmdname
, params
.imagefile
, strerror(errno
));
517 params
.file_size
= sbuf
.st_size
;
519 ptr
= mmap(0, sbuf
.st_size
, PROT_READ
|PROT_WRITE
, MAP_SHARED
, ifd
, 0);
520 if (ptr
== MAP_FAILED
) {
521 fprintf (stderr
, "%s: Can't map %s: %s\n",
522 params
.cmdname
, params
.imagefile
, strerror(errno
));
526 /* Setup the image header as per input image type*/
527 if (tparams
->set_header
)
528 tparams
->set_header (ptr
, &sbuf
, ifd
, ¶ms
);
530 fprintf (stderr
, "%s: Can't set header for %s: %s\n",
531 params
.cmdname
, tparams
->name
, strerror(errno
));
535 /* Print the image information by processing image header */
536 if (tparams
->print_header
)
537 tparams
->print_header (ptr
);
539 fprintf (stderr
, "%s: Can't print header for %s: %s\n",
540 params
.cmdname
, tparams
->name
, strerror(errno
));
544 (void) munmap((void *)ptr
, sbuf
.st_size
);
546 /* We're a bit of paranoid */
547 #if defined(_POSIX_SYNCHRONIZED_IO) && \
548 !defined(__sun__) && \
549 !defined(__FreeBSD__) && \
550 !defined(__OpenBSD__) && \
552 (void) fdatasync (ifd
);
558 fprintf (stderr
, "%s: Write error on %s: %s\n",
559 params
.cmdname
, params
.imagefile
, strerror(errno
));
567 copy_file (int ifd
, const char *datafile
, int pad
)
577 struct image_type_params
*tparams
= imagetool_get_type(params
.type
);
579 memset(zeros
, 0, sizeof(zeros
));
582 fprintf (stderr
, "Adding Image %s\n", datafile
);
585 if ((dfd
= open(datafile
, O_RDONLY
|O_BINARY
)) < 0) {
586 fprintf (stderr
, "%s: Can't open %s: %s\n",
587 params
.cmdname
, datafile
, strerror(errno
));
591 if (fstat(dfd
, &sbuf
) < 0) {
592 fprintf (stderr
, "%s: Can't stat %s: %s\n",
593 params
.cmdname
, datafile
, strerror(errno
));
597 ptr
= mmap(0, sbuf
.st_size
, PROT_READ
, MAP_SHARED
, dfd
, 0);
598 if (ptr
== MAP_FAILED
) {
599 fprintf (stderr
, "%s: Can't read %s: %s\n",
600 params
.cmdname
, datafile
, strerror(errno
));
605 unsigned char *p
= NULL
;
607 * XIP: do not append the image_header_t at the
608 * beginning of the file, but consume the space
612 if ((unsigned)sbuf
.st_size
< tparams
->header_size
) {
614 "%s: Bad size: \"%s\" is too small for XIP\n",
615 params
.cmdname
, datafile
);
619 for (p
= ptr
; p
< ptr
+ tparams
->header_size
; p
++) {
622 "%s: Bad file: \"%s\" has invalid buffer for XIP\n",
623 params
.cmdname
, datafile
);
628 offset
= tparams
->header_size
;
631 size
= sbuf
.st_size
- offset
;
632 if (write(ifd
, ptr
+ offset
, size
) != size
) {
633 fprintf (stderr
, "%s: Write error on %s: %s\n",
634 params
.cmdname
, params
.imagefile
, strerror(errno
));
639 if ((pad
== 1) && (tail
!= 0)) {
641 if (write(ifd
, (char *)&zero
, 4-tail
) != 4-tail
) {
642 fprintf (stderr
, "%s: Write error on %s: %s\n",
643 params
.cmdname
, params
.imagefile
,
647 } else if (pad
> 1) {
649 int todo
= sizeof(zeros
);
653 if (write(ifd
, (char *)&zeros
, todo
) != todo
) {
654 fprintf(stderr
, "%s: Write error on %s: %s\n",
655 params
.cmdname
, params
.imagefile
,
663 (void) munmap((void *)ptr
, sbuf
.st_size
);