1 // SPDX-License-Identifier: GPL-2.0+
3 * Copyright (c) 2013, Google Inc.
5 * (C) Copyright 2008 Semihalf
7 * (C) Copyright 2000-2006
8 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
14 #include <u-boot/crc.h>
16 #include <linux/compiler.h>
17 #include <linux/kconfig.h>
23 DECLARE_GLOBAL_DATA_PTR;
24 #endif /* !USE_HOSTCC*/
28 #include <bootstage.h>
29 #include <u-boot/crc.h>
30 #include <u-boot/md5.h>
31 #include <u-boot/sha1.h>
32 #include <u-boot/sha256.h>
34 /*****************************************************************************/
35 /* New uImage format routines */
36 /*****************************************************************************/
38 static int fit_parse_spec(const char *spec, char sepc, ulong addr_curr,
39 ulong *addr, const char **name)
46 sep = strchr(spec, sepc);
49 *addr = simple_strtoul(spec, NULL, 16);
59 * fit_parse_conf - parse FIT configuration spec
60 * @spec: input string, containing configuration spec
61 * @add_curr: current image address (to be used as a possible default)
62 * @addr: pointer to a ulong variable, will hold FIT image address of a given
64 * @conf_name double pointer to a char, will hold pointer to a configuration
67 * fit_parse_conf() expects configuration spec in the form of [<addr>]#<conf>,
68 * where <addr> is a FIT image address that contains configuration
69 * with a <conf> unit name.
71 * Address part is optional, and if omitted default add_curr will
75 * 1 if spec is a valid configuration string,
76 * addr and conf_name are set accordingly
79 int fit_parse_conf(const char *spec, ulong addr_curr,
80 ulong *addr, const char **conf_name)
82 return fit_parse_spec(spec, '#', addr_curr, addr, conf_name);
86 * fit_parse_subimage - parse FIT subimage spec
87 * @spec: input string, containing subimage spec
88 * @add_curr: current image address (to be used as a possible default)
89 * @addr: pointer to a ulong variable, will hold FIT image address of a given
91 * @image_name: double pointer to a char, will hold pointer to a subimage name
93 * fit_parse_subimage() expects subimage spec in the form of
94 * [<addr>]:<subimage>, where <addr> is a FIT image address that contains
95 * subimage with a <subimg> unit name.
97 * Address part is optional, and if omitted default add_curr will
101 * 1 if spec is a valid subimage string,
102 * addr and image_name are set accordingly
105 int fit_parse_subimage(const char *spec, ulong addr_curr,
106 ulong *addr, const char **image_name)
108 return fit_parse_spec(spec, ':', addr_curr, addr, image_name);
110 #endif /* !USE_HOSTCC */
112 static void fit_get_debug(const void *fit, int noffset,
113 char *prop_name, int err)
115 debug("Can't get '%s' property from FIT 0x%08lx, node: offset %d, name %s (%s)\n",
116 prop_name, (ulong)fit, noffset, fit_get_name(fit, noffset, NULL),
121 * fit_get_subimage_count - get component (sub-image) count
122 * @fit: pointer to the FIT format image header
123 * @images_noffset: offset of images node
126 * number of image components
128 int fit_get_subimage_count(const void *fit, int images_noffset)
134 /* Process its subnodes, print out component images details */
135 for (ndepth = 0, count = 0,
136 noffset = fdt_next_node(fit, images_noffset, &ndepth);
137 (noffset >= 0) && (ndepth > 0);
138 noffset = fdt_next_node(fit, noffset, &ndepth)) {
147 #if !defined(CONFIG_SPL_BUILD) || defined(CONFIG_SPL_FIT_PRINT)
149 * fit_image_print_data() - prints out the hash node details
150 * @fit: pointer to the FIT format image header
151 * @noffset: offset of the hash node
152 * @p: pointer to prefix string
153 * @type: Type of information to print ("hash" or "sign")
155 * fit_image_print_data() lists properties for the processed hash node
157 * This function avoid using puts() since it prints a newline on the host
158 * but does not in U-Boot.
161 * no returned results
163 static void fit_image_print_data(const void *fit, int noffset, const char *p,
174 debug("%s %s node: '%s'\n", p, type,
175 fit_get_name(fit, noffset, NULL));
176 printf("%s %s algo: ", p, type);
177 if (fit_image_hash_get_algo(fit, noffset, &algo)) {
178 printf("invalid/unsupported\n");
182 keyname = fdt_getprop(fit, noffset, FIT_KEY_HINT, NULL);
183 required = fdt_getprop(fit, noffset, FIT_KEY_REQUIRED, NULL) != NULL;
185 printf(":%s", keyname);
187 printf(" (required)");
190 padding = fdt_getprop(fit, noffset, "padding", NULL);
192 printf("%s %s padding: %s\n", p, type, padding);
194 ret = fit_image_hash_get_value(fit, noffset, &value,
196 printf("%s %s value: ", p, type);
198 printf("unavailable\n");
200 for (i = 0; i < value_len; i++)
201 printf("%02x", value[i]);
205 debug("%s %s len: %d\n", p, type, value_len);
207 /* Signatures have a time stamp */
208 if (IMAGE_ENABLE_TIMESTAMP && keyname) {
211 printf("%s Timestamp: ", p);
212 if (fit_get_timestamp(fit, noffset, ×tamp))
213 printf("unavailable\n");
215 genimg_print_time(timestamp);
220 * fit_image_print_verification_data() - prints out the hash/signature details
221 * @fit: pointer to the FIT format image header
222 * @noffset: offset of the hash or signature node
223 * @p: pointer to prefix string
225 * This lists properties for the processed hash node
228 * no returned results
230 static void fit_image_print_verification_data(const void *fit, int noffset,
236 * Check subnode name, must be equal to "hash" or "signature".
237 * Multiple hash/signature nodes require unique unit node
238 * names, e.g. hash-1, hash-2, signature-1, signature-2, etc.
240 name = fit_get_name(fit, noffset, NULL);
241 if (!strncmp(name, FIT_HASH_NODENAME, strlen(FIT_HASH_NODENAME))) {
242 fit_image_print_data(fit, noffset, p, "Hash");
243 } else if (!strncmp(name, FIT_SIG_NODENAME,
244 strlen(FIT_SIG_NODENAME))) {
245 fit_image_print_data(fit, noffset, p, "Sign");
250 * fit_conf_print - prints out the FIT configuration details
251 * @fit: pointer to the FIT format image header
252 * @noffset: offset of the configuration node
253 * @p: pointer to prefix string
255 * fit_conf_print() lists all mandatory properties for the processed
256 * configuration node.
259 * no returned results
261 static void fit_conf_print(const void *fit, int noffset, const char *p)
266 int fdt_index, loadables_index;
269 /* Mandatory properties */
270 ret = fit_get_desc(fit, noffset, &desc);
271 printf("%s Description: ", p);
273 printf("unavailable\n");
275 printf("%s\n", desc);
277 uname = fdt_getprop(fit, noffset, FIT_KERNEL_PROP, NULL);
278 printf("%s Kernel: ", p);
280 printf("unavailable\n");
282 printf("%s\n", uname);
284 /* Optional properties */
285 uname = fdt_getprop(fit, noffset, FIT_RAMDISK_PROP, NULL);
287 printf("%s Init Ramdisk: %s\n", p, uname);
289 uname = fdt_getprop(fit, noffset, FIT_FIRMWARE_PROP, NULL);
291 printf("%s Firmware: %s\n", p, uname);
294 uname = fdt_stringlist_get(fit, noffset, FIT_FDT_PROP,
295 fdt_index, NULL), uname;
298 printf("%s FDT: ", p);
301 printf("%s\n", uname);
304 uname = fdt_getprop(fit, noffset, FIT_FPGA_PROP, NULL);
306 printf("%s FPGA: %s\n", p, uname);
308 /* Print out all of the specified loadables */
309 for (loadables_index = 0;
310 uname = fdt_stringlist_get(fit, noffset, FIT_LOADABLE_PROP,
311 loadables_index, NULL), uname;
313 if (loadables_index == 0) {
314 printf("%s Loadables: ", p);
318 printf("%s\n", uname);
321 /* Process all hash subnodes of the component configuration node */
322 for (ndepth = 0, noffset = fdt_next_node(fit, noffset, &ndepth);
323 (noffset >= 0) && (ndepth > 0);
324 noffset = fdt_next_node(fit, noffset, &ndepth)) {
326 /* Direct child node of the component configuration node */
327 fit_image_print_verification_data(fit, noffset, p);
333 * fit_print_contents - prints out the contents of the FIT format image
334 * @fit: pointer to the FIT format image header
335 * @p: pointer to prefix string
337 * fit_print_contents() formats a multi line FIT image contents description.
338 * The routine prints out FIT image properties (root node level) followed by
339 * the details of each component image.
342 * no returned results
344 void fit_print_contents(const void *fit)
357 /* Indent string is defined in header image.h */
358 p = IMAGE_INDENT_STRING;
360 /* Root node properties */
361 ret = fit_get_desc(fit, 0, &desc);
362 printf("%sFIT description: ", p);
364 printf("unavailable\n");
366 printf("%s\n", desc);
368 if (IMAGE_ENABLE_TIMESTAMP) {
369 ret = fit_get_timestamp(fit, 0, ×tamp);
370 printf("%sCreated: ", p);
372 printf("unavailable\n");
374 genimg_print_time(timestamp);
377 /* Find images parent node offset */
378 images_noffset = fdt_path_offset(fit, FIT_IMAGES_PATH);
379 if (images_noffset < 0) {
380 printf("Can't find images parent node '%s' (%s)\n",
381 FIT_IMAGES_PATH, fdt_strerror(images_noffset));
385 /* Process its subnodes, print out component images details */
386 for (ndepth = 0, count = 0,
387 noffset = fdt_next_node(fit, images_noffset, &ndepth);
388 (noffset >= 0) && (ndepth > 0);
389 noffset = fdt_next_node(fit, noffset, &ndepth)) {
392 * Direct child node of the images parent node,
393 * i.e. component image node.
395 printf("%s Image %u (%s)\n", p, count++,
396 fit_get_name(fit, noffset, NULL));
398 fit_image_print(fit, noffset, p);
402 /* Find configurations parent node offset */
403 confs_noffset = fdt_path_offset(fit, FIT_CONFS_PATH);
404 if (confs_noffset < 0) {
405 debug("Can't get configurations parent node '%s' (%s)\n",
406 FIT_CONFS_PATH, fdt_strerror(confs_noffset));
410 /* get default configuration unit name from default property */
411 uname = (char *)fdt_getprop(fit, noffset, FIT_DEFAULT_PROP, NULL);
413 printf("%s Default Configuration: '%s'\n", p, uname);
415 /* Process its subnodes, print out configurations details */
416 for (ndepth = 0, count = 0,
417 noffset = fdt_next_node(fit, confs_noffset, &ndepth);
418 (noffset >= 0) && (ndepth > 0);
419 noffset = fdt_next_node(fit, noffset, &ndepth)) {
422 * Direct child node of the configurations parent node,
423 * i.e. configuration node.
425 printf("%s Configuration %u (%s)\n", p, count++,
426 fit_get_name(fit, noffset, NULL));
428 fit_conf_print(fit, noffset, p);
434 * fit_image_print - prints out the FIT component image details
435 * @fit: pointer to the FIT format image header
436 * @image_noffset: offset of the component image node
437 * @p: pointer to prefix string
439 * fit_image_print() lists all mandatory properties for the processed component
440 * image. If present, hash nodes are printed out as well. Load
441 * address for images of type firmware is also printed out. Since the load
442 * address is not mandatory for firmware images, it will be output as
443 * "unavailable" when not present.
446 * no returned results
448 void fit_image_print(const void *fit, int image_noffset, const char *p)
451 uint8_t type, arch, os, comp;
459 /* Mandatory properties */
460 ret = fit_get_desc(fit, image_noffset, &desc);
461 printf("%s Description: ", p);
463 printf("unavailable\n");
465 printf("%s\n", desc);
467 if (IMAGE_ENABLE_TIMESTAMP) {
470 ret = fit_get_timestamp(fit, 0, ×tamp);
471 printf("%s Created: ", p);
473 printf("unavailable\n");
475 genimg_print_time(timestamp);
478 fit_image_get_type(fit, image_noffset, &type);
479 printf("%s Type: %s\n", p, genimg_get_type_name(type));
481 fit_image_get_comp(fit, image_noffset, &comp);
482 printf("%s Compression: %s\n", p, genimg_get_comp_name(comp));
484 ret = fit_image_get_data_and_size(fit, image_noffset, &data, &size);
487 printf("%s Data Start: ", p);
489 printf("unavailable\n");
491 void *vdata = (void *)data;
493 printf("0x%08lx\n", (ulong)map_to_sysmem(vdata));
497 printf("%s Data Size: ", p);
499 printf("unavailable\n");
501 genimg_print_size(size);
503 /* Remaining, type dependent properties */
504 if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE) ||
505 (type == IH_TYPE_RAMDISK) || (type == IH_TYPE_FIRMWARE) ||
506 (type == IH_TYPE_FLATDT)) {
507 fit_image_get_arch(fit, image_noffset, &arch);
508 printf("%s Architecture: %s\n", p, genimg_get_arch_name(arch));
511 if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_RAMDISK) ||
512 (type == IH_TYPE_FIRMWARE)) {
513 fit_image_get_os(fit, image_noffset, &os);
514 printf("%s OS: %s\n", p, genimg_get_os_name(os));
517 if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE) ||
518 (type == IH_TYPE_FIRMWARE) || (type == IH_TYPE_RAMDISK) ||
519 (type == IH_TYPE_FPGA)) {
520 ret = fit_image_get_load(fit, image_noffset, &load);
521 printf("%s Load Address: ", p);
523 printf("unavailable\n");
525 printf("0x%08lx\n", load);
528 /* optional load address for FDT */
529 if (type == IH_TYPE_FLATDT && !fit_image_get_load(fit, image_noffset, &load))
530 printf("%s Load Address: 0x%08lx\n", p, load);
532 if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE) ||
533 (type == IH_TYPE_RAMDISK)) {
534 ret = fit_image_get_entry(fit, image_noffset, &entry);
535 printf("%s Entry Point: ", p);
537 printf("unavailable\n");
539 printf("0x%08lx\n", entry);
542 /* Process all hash subnodes of the component image node */
543 for (ndepth = 0, noffset = fdt_next_node(fit, image_noffset, &ndepth);
544 (noffset >= 0) && (ndepth > 0);
545 noffset = fdt_next_node(fit, noffset, &ndepth)) {
547 /* Direct child node of the component image node */
548 fit_image_print_verification_data(fit, noffset, p);
553 void fit_print_contents(const void *fit) { }
554 void fit_image_print(const void *fit, int image_noffset, const char *p) { }
555 #endif /* !defined(CONFIG_SPL_BUILD) || defined(CONFIG_SPL_FIT_PRINT) */
558 * fit_get_desc - get node description property
559 * @fit: pointer to the FIT format image header
560 * @noffset: node offset
561 * @desc: double pointer to the char, will hold pointer to the description
563 * fit_get_desc() reads description property from a given node, if
564 * description is found pointer to it is returned in third call argument.
570 int fit_get_desc(const void *fit, int noffset, char **desc)
574 *desc = (char *)fdt_getprop(fit, noffset, FIT_DESC_PROP, &len);
576 fit_get_debug(fit, noffset, FIT_DESC_PROP, len);
584 * fit_get_timestamp - get node timestamp property
585 * @fit: pointer to the FIT format image header
586 * @noffset: node offset
587 * @timestamp: pointer to the time_t, will hold read timestamp
589 * fit_get_timestamp() reads timestamp property from given node, if timestamp
590 * is found and has a correct size its value is returned in third call
595 * -1, on property read failure
596 * -2, on wrong timestamp size
598 int fit_get_timestamp(const void *fit, int noffset, time_t *timestamp)
603 data = fdt_getprop(fit, noffset, FIT_TIMESTAMP_PROP, &len);
605 fit_get_debug(fit, noffset, FIT_TIMESTAMP_PROP, len);
608 if (len != sizeof(uint32_t)) {
609 debug("FIT timestamp with incorrect size of (%u)\n", len);
613 *timestamp = uimage_to_cpu(*((uint32_t *)data));
618 * fit_image_get_node - get node offset for component image of a given unit name
619 * @fit: pointer to the FIT format image header
620 * @image_uname: component image node unit name
622 * fit_image_get_node() finds a component image (within the '/images'
623 * node) of a provided unit name. If image is found its node offset is
624 * returned to the caller.
627 * image node offset when found (>=0)
628 * negative number on failure (FDT_ERR_* code)
630 int fit_image_get_node(const void *fit, const char *image_uname)
632 int noffset, images_noffset;
634 images_noffset = fdt_path_offset(fit, FIT_IMAGES_PATH);
635 if (images_noffset < 0) {
636 debug("Can't find images parent node '%s' (%s)\n",
637 FIT_IMAGES_PATH, fdt_strerror(images_noffset));
638 return images_noffset;
641 noffset = fdt_subnode_offset(fit, images_noffset, image_uname);
643 debug("Can't get node offset for image unit name: '%s' (%s)\n",
644 image_uname, fdt_strerror(noffset));
651 * fit_image_get_os - get os id for a given component image node
652 * @fit: pointer to the FIT format image header
653 * @noffset: component image node offset
654 * @os: pointer to the uint8_t, will hold os numeric id
656 * fit_image_get_os() finds os property in a given component image node.
657 * If the property is found, its (string) value is translated to the numeric
658 * id which is returned to the caller.
664 int fit_image_get_os(const void *fit, int noffset, uint8_t *os)
669 /* Get OS name from property data */
670 data = fdt_getprop(fit, noffset, FIT_OS_PROP, &len);
672 fit_get_debug(fit, noffset, FIT_OS_PROP, len);
677 /* Translate OS name to id */
678 *os = genimg_get_os_id(data);
683 * fit_image_get_arch - get arch id for a given component image node
684 * @fit: pointer to the FIT format image header
685 * @noffset: component image node offset
686 * @arch: pointer to the uint8_t, will hold arch numeric id
688 * fit_image_get_arch() finds arch property in a given component image node.
689 * If the property is found, its (string) value is translated to the numeric
690 * id which is returned to the caller.
696 int fit_image_get_arch(const void *fit, int noffset, uint8_t *arch)
701 /* Get architecture name from property data */
702 data = fdt_getprop(fit, noffset, FIT_ARCH_PROP, &len);
704 fit_get_debug(fit, noffset, FIT_ARCH_PROP, len);
709 /* Translate architecture name to id */
710 *arch = genimg_get_arch_id(data);
715 * fit_image_get_type - get type id for a given component image node
716 * @fit: pointer to the FIT format image header
717 * @noffset: component image node offset
718 * @type: pointer to the uint8_t, will hold type numeric id
720 * fit_image_get_type() finds type property in a given component image node.
721 * If the property is found, its (string) value is translated to the numeric
722 * id which is returned to the caller.
728 int fit_image_get_type(const void *fit, int noffset, uint8_t *type)
733 /* Get image type name from property data */
734 data = fdt_getprop(fit, noffset, FIT_TYPE_PROP, &len);
736 fit_get_debug(fit, noffset, FIT_TYPE_PROP, len);
741 /* Translate image type name to id */
742 *type = genimg_get_type_id(data);
747 * fit_image_get_comp - get comp id for a given component image node
748 * @fit: pointer to the FIT format image header
749 * @noffset: component image node offset
750 * @comp: pointer to the uint8_t, will hold comp numeric id
752 * fit_image_get_comp() finds comp property in a given component image node.
753 * If the property is found, its (string) value is translated to the numeric
754 * id which is returned to the caller.
760 int fit_image_get_comp(const void *fit, int noffset, uint8_t *comp)
765 /* Get compression name from property data */
766 data = fdt_getprop(fit, noffset, FIT_COMP_PROP, &len);
768 fit_get_debug(fit, noffset, FIT_COMP_PROP, len);
773 /* Translate compression name to id */
774 *comp = genimg_get_comp_id(data);
778 static int fit_image_get_address(const void *fit, int noffset, char *name,
785 cell = fdt_getprop(fit, noffset, name, &len);
787 fit_get_debug(fit, noffset, name, len);
791 if (len > sizeof(ulong)) {
792 printf("Unsupported %s address size\n", name);
797 /* Use load64 to avoid compiling warning for 32-bit target */
799 load64 = (load64 << 32) | uimage_to_cpu(*cell);
802 *load = (ulong)load64;
807 * fit_image_get_load() - get load addr property for given component image node
808 * @fit: pointer to the FIT format image header
809 * @noffset: component image node offset
810 * @load: pointer to the uint32_t, will hold load address
812 * fit_image_get_load() finds load address property in a given component
813 * image node. If the property is found, its value is returned to the caller.
819 int fit_image_get_load(const void *fit, int noffset, ulong *load)
821 return fit_image_get_address(fit, noffset, FIT_LOAD_PROP, load);
825 * fit_image_get_entry() - get entry point address property
826 * @fit: pointer to the FIT format image header
827 * @noffset: component image node offset
828 * @entry: pointer to the uint32_t, will hold entry point address
830 * This gets the entry point address property for a given component image
833 * fit_image_get_entry() finds entry point address property in a given
834 * component image node. If the property is found, its value is returned
841 int fit_image_get_entry(const void *fit, int noffset, ulong *entry)
843 return fit_image_get_address(fit, noffset, FIT_ENTRY_PROP, entry);
847 * fit_image_get_data - get data property and its size for a given component image node
848 * @fit: pointer to the FIT format image header
849 * @noffset: component image node offset
850 * @data: double pointer to void, will hold data property's data address
851 * @size: pointer to size_t, will hold data property's data size
853 * fit_image_get_data() finds data property in a given component image node.
854 * If the property is found its data start address and size are returned to
861 int fit_image_get_data(const void *fit, int noffset,
862 const void **data, size_t *size)
866 *data = fdt_getprop(fit, noffset, FIT_DATA_PROP, &len);
868 fit_get_debug(fit, noffset, FIT_DATA_PROP, len);
878 * Get 'data-offset' property from a given image node.
880 * @fit: pointer to the FIT image header
881 * @noffset: component image node offset
882 * @data_offset: holds the data-offset property
886 * -ENOENT if the property could not be found
888 int fit_image_get_data_offset(const void *fit, int noffset, int *data_offset)
892 val = fdt_getprop(fit, noffset, FIT_DATA_OFFSET_PROP, NULL);
896 *data_offset = fdt32_to_cpu(*val);
902 * Get 'data-position' property from a given image node.
904 * @fit: pointer to the FIT image header
905 * @noffset: component image node offset
906 * @data_position: holds the data-position property
910 * -ENOENT if the property could not be found
912 int fit_image_get_data_position(const void *fit, int noffset,
917 val = fdt_getprop(fit, noffset, FIT_DATA_POSITION_PROP, NULL);
921 *data_position = fdt32_to_cpu(*val);
927 * Get 'data-size' property from a given image node.
929 * @fit: pointer to the FIT image header
930 * @noffset: component image node offset
931 * @data_size: holds the data-size property
935 * -ENOENT if the property could not be found
937 int fit_image_get_data_size(const void *fit, int noffset, int *data_size)
941 val = fdt_getprop(fit, noffset, FIT_DATA_SIZE_PROP, NULL);
945 *data_size = fdt32_to_cpu(*val);
951 * Get 'data-size-unciphered' property from a given image node.
953 * @fit: pointer to the FIT image header
954 * @noffset: component image node offset
955 * @data_size: holds the data-size property
959 * -ENOENT if the property could not be found
961 int fit_image_get_data_size_unciphered(const void *fit, int noffset,
966 val = fdt_getprop(fit, noffset, "data-size-unciphered", NULL);
970 *data_size = (size_t)fdt32_to_cpu(*val);
976 * fit_image_get_data_and_size - get data and its size including
977 * both embedded and external data
978 * @fit: pointer to the FIT format image header
979 * @noffset: component image node offset
980 * @data: double pointer to void, will hold data property's data address
981 * @size: pointer to size_t, will hold data property's data size
983 * fit_image_get_data_and_size() finds data and its size including
984 * both embedded and external data. If the property is found
985 * its data start address and size are returned to the caller.
989 * otherwise, on failure
991 int fit_image_get_data_and_size(const void *fit, int noffset,
992 const void **data, size_t *size)
994 bool external_data = false;
999 if (!fit_image_get_data_position(fit, noffset, &offset)) {
1000 external_data = true;
1001 } else if (!fit_image_get_data_offset(fit, noffset, &offset)) {
1002 external_data = true;
1004 * For FIT with external data, figure out where
1005 * the external images start. This is the base
1006 * for the data-offset properties in each image.
1008 offset += ((fdt_totalsize(fit) + 3) & ~3);
1011 if (external_data) {
1012 debug("External Data\n");
1013 ret = fit_image_get_data_size(fit, noffset, &len);
1015 *data = fit + offset;
1019 ret = fit_image_get_data(fit, noffset, data, size);
1026 * fit_image_hash_get_algo - get hash algorithm name
1027 * @fit: pointer to the FIT format image header
1028 * @noffset: hash node offset
1029 * @algo: double pointer to char, will hold pointer to the algorithm name
1031 * fit_image_hash_get_algo() finds hash algorithm property in a given hash node.
1032 * If the property is found its data start address is returned to the caller.
1038 int fit_image_hash_get_algo(const void *fit, int noffset, char **algo)
1042 *algo = (char *)fdt_getprop(fit, noffset, FIT_ALGO_PROP, &len);
1043 if (*algo == NULL) {
1044 fit_get_debug(fit, noffset, FIT_ALGO_PROP, len);
1052 * fit_image_hash_get_value - get hash value and length
1053 * @fit: pointer to the FIT format image header
1054 * @noffset: hash node offset
1055 * @value: double pointer to uint8_t, will hold address of a hash value data
1056 * @value_len: pointer to an int, will hold hash data length
1058 * fit_image_hash_get_value() finds hash value property in a given hash node.
1059 * If the property is found its data start address and size are returned to
1066 int fit_image_hash_get_value(const void *fit, int noffset, uint8_t **value,
1071 *value = (uint8_t *)fdt_getprop(fit, noffset, FIT_VALUE_PROP, &len);
1072 if (*value == NULL) {
1073 fit_get_debug(fit, noffset, FIT_VALUE_PROP, len);
1083 * fit_image_hash_get_ignore - get hash ignore flag
1084 * @fit: pointer to the FIT format image header
1085 * @noffset: hash node offset
1086 * @ignore: pointer to an int, will hold hash ignore flag
1088 * fit_image_hash_get_ignore() finds hash ignore property in a given hash node.
1089 * If the property is found and non-zero, the hash algorithm is not verified by
1090 * u-boot automatically.
1093 * 0, on ignore not found
1094 * value, on ignore found
1096 static int fit_image_hash_get_ignore(const void *fit, int noffset, int *ignore)
1101 value = (int *)fdt_getprop(fit, noffset, FIT_IGNORE_PROP, &len);
1102 if (value == NULL || len != sizeof(int))
1111 * fit_image_cipher_get_algo - get cipher algorithm name
1112 * @fit: pointer to the FIT format image header
1113 * @noffset: cipher node offset
1114 * @algo: double pointer to char, will hold pointer to the algorithm name
1116 * fit_image_cipher_get_algo() finds cipher algorithm property in a given
1117 * cipher node. If the property is found its data start address is returned
1124 int fit_image_cipher_get_algo(const void *fit, int noffset, char **algo)
1128 *algo = (char *)fdt_getprop(fit, noffset, FIT_ALGO_PROP, &len);
1130 fit_get_debug(fit, noffset, FIT_ALGO_PROP, len);
1137 ulong fit_get_end(const void *fit)
1139 return map_to_sysmem((void *)(fit + fdt_totalsize(fit)));
1143 * fit_set_timestamp - set node timestamp property
1144 * @fit: pointer to the FIT format image header
1145 * @noffset: node offset
1146 * @timestamp: timestamp value to be set
1148 * fit_set_timestamp() attempts to set timestamp property in the requested
1149 * node and returns operation status to the caller.
1153 * -ENOSPC if no space in device tree, -1 for other error
1155 int fit_set_timestamp(void *fit, int noffset, time_t timestamp)
1160 t = cpu_to_uimage(timestamp);
1161 ret = fdt_setprop(fit, noffset, FIT_TIMESTAMP_PROP, &t,
1164 debug("Can't set '%s' property for '%s' node (%s)\n",
1165 FIT_TIMESTAMP_PROP, fit_get_name(fit, noffset, NULL),
1167 return ret == -FDT_ERR_NOSPACE ? -ENOSPC : -1;
1174 * calculate_hash - calculate and return hash for provided input data
1175 * @data: pointer to the input data
1176 * @data_len: data length
1177 * @algo: requested hash algorithm
1178 * @value: pointer to the char, will hold hash value data (caller must
1179 * allocate enough free space)
1180 * value_len: length of the calculated hash
1182 * calculate_hash() computes input data hash according to the requested
1184 * Resulting hash value is placed in caller provided 'value' buffer, length
1185 * of the calculated hash is returned via value_len pointer argument.
1189 * -1, when algo is unsupported
1191 int calculate_hash(const void *data, int data_len, const char *algo,
1192 uint8_t *value, int *value_len)
1194 if (IMAGE_ENABLE_CRC32 && strcmp(algo, "crc32") == 0) {
1195 *((uint32_t *)value) = crc32_wd(0, data, data_len,
1197 *((uint32_t *)value) = cpu_to_uimage(*((uint32_t *)value));
1199 } else if (IMAGE_ENABLE_SHA1 && strcmp(algo, "sha1") == 0) {
1200 sha1_csum_wd((unsigned char *)data, data_len,
1201 (unsigned char *)value, CHUNKSZ_SHA1);
1203 } else if (IMAGE_ENABLE_SHA256 && strcmp(algo, "sha256") == 0) {
1204 sha256_csum_wd((unsigned char *)data, data_len,
1205 (unsigned char *)value, CHUNKSZ_SHA256);
1206 *value_len = SHA256_SUM_LEN;
1207 } else if (IMAGE_ENABLE_MD5 && strcmp(algo, "md5") == 0) {
1208 md5_wd((unsigned char *)data, data_len, value, CHUNKSZ_MD5);
1211 debug("Unsupported hash alogrithm\n");
1217 static int fit_image_check_hash(const void *fit, int noffset, const void *data,
1218 size_t size, char **err_msgp)
1220 uint8_t value[FIT_MAX_HASH_LEN];
1229 if (fit_image_hash_get_algo(fit, noffset, &algo)) {
1230 *err_msgp = "Can't get hash algo property";
1235 if (IMAGE_ENABLE_IGNORE) {
1236 fit_image_hash_get_ignore(fit, noffset, &ignore);
1238 printf("-skipped ");
1243 if (fit_image_hash_get_value(fit, noffset, &fit_value,
1245 *err_msgp = "Can't get hash value property";
1249 if (calculate_hash(data, size, algo, value, &value_len)) {
1250 *err_msgp = "Unsupported hash algorithm";
1254 if (value_len != fit_value_len) {
1255 *err_msgp = "Bad hash value len";
1257 } else if (memcmp(value, fit_value, value_len) != 0) {
1258 *err_msgp = "Bad hash value";
1265 int fit_image_verify_with_data(const void *fit, int image_noffset,
1266 const void *data, size_t size)
1273 /* Verify all required signatures */
1274 if (FIT_IMAGE_ENABLE_VERIFY &&
1275 fit_image_verify_required_sigs(fit, image_noffset, data, size,
1276 gd_fdt_blob(), &verify_all)) {
1277 err_msg = "Unable to verify required signature";
1281 /* Process all hash subnodes of the component image node */
1282 fdt_for_each_subnode(noffset, fit, image_noffset) {
1283 const char *name = fit_get_name(fit, noffset, NULL);
1286 * Check subnode name, must be equal to "hash".
1287 * Multiple hash nodes require unique unit node
1288 * names, e.g. hash-1, hash-2, etc.
1290 if (!strncmp(name, FIT_HASH_NODENAME,
1291 strlen(FIT_HASH_NODENAME))) {
1292 if (fit_image_check_hash(fit, noffset, data, size,
1296 } else if (FIT_IMAGE_ENABLE_VERIFY && verify_all &&
1297 !strncmp(name, FIT_SIG_NODENAME,
1298 strlen(FIT_SIG_NODENAME))) {
1299 ret = fit_image_check_sig(fit, noffset, data,
1300 size, -1, &err_msg);
1303 * Show an indication on failure, but do not return
1304 * an error. Only keys marked 'required' can cause
1305 * an image validation failure. See the call to
1306 * fit_image_verify_required_sigs() above.
1315 if (noffset == -FDT_ERR_TRUNCATED || noffset == -FDT_ERR_BADSTRUCTURE) {
1316 err_msg = "Corrupted or truncated tree";
1323 printf(" error!\n%s for '%s' hash node in '%s' image node\n",
1324 err_msg, fit_get_name(fit, noffset, NULL),
1325 fit_get_name(fit, image_noffset, NULL));
1330 * fit_image_verify - verify data integrity
1331 * @fit: pointer to the FIT format image header
1332 * @image_noffset: component image node offset
1334 * fit_image_verify() goes over component image hash nodes,
1335 * re-calculates each data hash and compares with the value stored in hash
1339 * 1, if all hashes are valid
1340 * 0, otherwise (or on error)
1342 int fit_image_verify(const void *fit, int image_noffset)
1349 /* Get image data and data length */
1350 if (fit_image_get_data_and_size(fit, image_noffset, &data, &size)) {
1351 err_msg = "Can't get image data/size";
1352 printf("error!\n%s for '%s' hash node in '%s' image node\n",
1353 err_msg, fit_get_name(fit, noffset, NULL),
1354 fit_get_name(fit, image_noffset, NULL));
1358 return fit_image_verify_with_data(fit, image_noffset, data, size);
1362 * fit_all_image_verify - verify data integrity for all images
1363 * @fit: pointer to the FIT format image header
1365 * fit_all_image_verify() goes over all images in the FIT and
1366 * for every images checks if all it's hashes are valid.
1369 * 1, if all hashes of all images are valid
1370 * 0, otherwise (or on error)
1372 int fit_all_image_verify(const void *fit)
1379 /* Find images parent node offset */
1380 images_noffset = fdt_path_offset(fit, FIT_IMAGES_PATH);
1381 if (images_noffset < 0) {
1382 printf("Can't find images parent node '%s' (%s)\n",
1383 FIT_IMAGES_PATH, fdt_strerror(images_noffset));
1387 /* Process all image subnodes, check hashes for each */
1388 printf("## Checking hash(es) for FIT Image at %08lx ...\n",
1390 for (ndepth = 0, count = 0,
1391 noffset = fdt_next_node(fit, images_noffset, &ndepth);
1392 (noffset >= 0) && (ndepth > 0);
1393 noffset = fdt_next_node(fit, noffset, &ndepth)) {
1396 * Direct child node of the images parent node,
1397 * i.e. component image node.
1399 printf(" Hash(es) for Image %u (%s): ", count,
1400 fit_get_name(fit, noffset, NULL));
1403 if (!fit_image_verify(fit, noffset))
1411 #ifdef CONFIG_FIT_CIPHER
1412 static int fit_image_uncipher(const void *fit, int image_noffset,
1413 void **data, size_t *size)
1415 int cipher_noffset, ret;
1419 cipher_noffset = fdt_subnode_offset(fit, image_noffset,
1420 FIT_CIPHER_NODENAME);
1421 if (cipher_noffset < 0)
1424 ret = fit_image_decrypt_data(fit, image_noffset, cipher_noffset,
1425 *data, *size, &dst, &size_dst);
1435 #endif /* CONFIG_FIT_CIPHER */
1438 * fit_image_check_os - check whether image node is of a given os type
1439 * @fit: pointer to the FIT format image header
1440 * @noffset: component image node offset
1441 * @os: requested image os
1443 * fit_image_check_os() reads image os property and compares its numeric
1444 * id with the requested os. Comparison result is returned to the caller.
1447 * 1 if image is of given os type
1448 * 0 otherwise (or on error)
1450 int fit_image_check_os(const void *fit, int noffset, uint8_t os)
1454 if (fit_image_get_os(fit, noffset, &image_os))
1456 return (os == image_os);
1460 * fit_image_check_arch - check whether image node is of a given arch
1461 * @fit: pointer to the FIT format image header
1462 * @noffset: component image node offset
1463 * @arch: requested imagearch
1465 * fit_image_check_arch() reads image arch property and compares its numeric
1466 * id with the requested arch. Comparison result is returned to the caller.
1469 * 1 if image is of given arch
1470 * 0 otherwise (or on error)
1472 int fit_image_check_arch(const void *fit, int noffset, uint8_t arch)
1475 int aarch32_support = 0;
1477 #ifdef CONFIG_ARM64_SUPPORT_AARCH32
1478 aarch32_support = 1;
1481 if (fit_image_get_arch(fit, noffset, &image_arch))
1483 return (arch == image_arch) ||
1484 (arch == IH_ARCH_I386 && image_arch == IH_ARCH_X86_64) ||
1485 (arch == IH_ARCH_ARM64 && image_arch == IH_ARCH_ARM &&
1490 * fit_image_check_type - check whether image node is of a given type
1491 * @fit: pointer to the FIT format image header
1492 * @noffset: component image node offset
1493 * @type: requested image type
1495 * fit_image_check_type() reads image type property and compares its numeric
1496 * id with the requested type. Comparison result is returned to the caller.
1499 * 1 if image is of given type
1500 * 0 otherwise (or on error)
1502 int fit_image_check_type(const void *fit, int noffset, uint8_t type)
1506 if (fit_image_get_type(fit, noffset, &image_type))
1508 return (type == image_type);
1512 * fit_image_check_comp - check whether image node uses given compression
1513 * @fit: pointer to the FIT format image header
1514 * @noffset: component image node offset
1515 * @comp: requested image compression type
1517 * fit_image_check_comp() reads image compression property and compares its
1518 * numeric id with the requested compression type. Comparison result is
1519 * returned to the caller.
1522 * 1 if image uses requested compression
1523 * 0 otherwise (or on error)
1525 int fit_image_check_comp(const void *fit, int noffset, uint8_t comp)
1529 if (fit_image_get_comp(fit, noffset, &image_comp))
1531 return (comp == image_comp);
1535 * fit_check_format - sanity check FIT image format
1536 * @fit: pointer to the FIT format image header
1538 * fit_check_format() runs a basic sanity FIT image verification.
1539 * Routine checks for mandatory properties, nodes, etc.
1545 int fit_check_format(const void *fit)
1547 /* mandatory / node 'description' property */
1548 if (fdt_getprop(fit, 0, FIT_DESC_PROP, NULL) == NULL) {
1549 debug("Wrong FIT format: no description\n");
1553 if (IMAGE_ENABLE_TIMESTAMP) {
1554 /* mandatory / node 'timestamp' property */
1555 if (fdt_getprop(fit, 0, FIT_TIMESTAMP_PROP, NULL) == NULL) {
1556 debug("Wrong FIT format: no timestamp\n");
1561 /* mandatory subimages parent '/images' node */
1562 if (fdt_path_offset(fit, FIT_IMAGES_PATH) < 0) {
1563 debug("Wrong FIT format: no images parent node\n");
1572 * fit_conf_find_compat
1573 * @fit: pointer to the FIT format image header
1574 * @fdt: pointer to the device tree to compare against
1576 * fit_conf_find_compat() attempts to find the configuration whose fdt is the
1577 * most compatible with the passed in device tree.
1586 * |-o configurations
1594 * |-compatible = "foo,bar", "bim,bam"
1597 * |-compatible = "foo,bar",
1600 * |-compatible = "bim,bam", "baz,biz"
1602 * Configuration 1 would be picked because the first string in U-Boot's
1603 * compatible list, "foo,bar", matches a compatible string in the root of fdt1.
1604 * "bim,bam" in fdt2 matches the second string which isn't as good as fdt1.
1606 * As an optimization, the compatible property from the FDT's root node can be
1607 * copied into the configuration node in the FIT image. This is required to
1608 * match configurations with compressed FDTs.
1611 * offset to the configuration to use if one was found
1614 int fit_conf_find_compat(const void *fit, const void *fdt)
1617 int noffset, confs_noffset, images_noffset;
1618 const void *fdt_compat;
1620 int best_match_offset = 0;
1621 int best_match_pos = 0;
1623 confs_noffset = fdt_path_offset(fit, FIT_CONFS_PATH);
1624 images_noffset = fdt_path_offset(fit, FIT_IMAGES_PATH);
1625 if (confs_noffset < 0 || images_noffset < 0) {
1626 debug("Can't find configurations or images nodes.\n");
1630 fdt_compat = fdt_getprop(fdt, 0, "compatible", &fdt_compat_len);
1632 debug("Fdt for comparison has no \"compatible\" property.\n");
1637 * Loop over the configurations in the FIT image.
1639 for (noffset = fdt_next_node(fit, confs_noffset, &ndepth);
1640 (noffset >= 0) && (ndepth > 0);
1641 noffset = fdt_next_node(fit, noffset, &ndepth)) {
1643 const char *kfdt_name;
1644 int kfdt_noffset, compat_noffset;
1645 const char *cur_fdt_compat;
1653 /* If there's a compat property in the config node, use that. */
1654 if (fdt_getprop(fit, noffset, "compatible", NULL)) {
1655 fdt = fit; /* search in FIT image */
1656 compat_noffset = noffset; /* search under config node */
1657 } else { /* Otherwise extract it from the kernel FDT. */
1658 kfdt_name = fdt_getprop(fit, noffset, "fdt", &len);
1660 debug("No fdt property found.\n");
1663 kfdt_noffset = fdt_subnode_offset(fit, images_noffset,
1665 if (kfdt_noffset < 0) {
1666 debug("No image node named \"%s\" found.\n",
1671 if (!fit_image_check_comp(fit, kfdt_noffset,
1673 debug("Can't extract compat from \"%s\" "
1674 "(compressed)\n", kfdt_name);
1678 /* search in this config's kernel FDT */
1679 if (fit_image_get_data(fit, kfdt_noffset, &fdt, &sz)) {
1680 debug("Failed to get fdt \"%s\".\n", kfdt_name);
1684 compat_noffset = 0; /* search kFDT under root node */
1687 len = fdt_compat_len;
1688 cur_fdt_compat = fdt_compat;
1690 * Look for a match for each U-Boot compatibility string in
1691 * turn in the compat string property.
1693 for (i = 0; len > 0 &&
1694 (!best_match_offset || best_match_pos > i); i++) {
1695 int cur_len = strlen(cur_fdt_compat) + 1;
1697 if (!fdt_node_check_compatible(fdt, compat_noffset,
1699 best_match_offset = noffset;
1704 cur_fdt_compat += cur_len;
1707 if (!best_match_offset) {
1708 debug("No match found.\n");
1712 return best_match_offset;
1715 int fit_conf_get_node(const void *fit, const char *conf_uname)
1717 int noffset, confs_noffset;
1720 char *conf_uname_copy = NULL;
1722 confs_noffset = fdt_path_offset(fit, FIT_CONFS_PATH);
1723 if (confs_noffset < 0) {
1724 debug("Can't find configurations parent node '%s' (%s)\n",
1725 FIT_CONFS_PATH, fdt_strerror(confs_noffset));
1726 return confs_noffset;
1729 if (conf_uname == NULL) {
1730 /* get configuration unit name from the default property */
1731 debug("No configuration specified, trying default...\n");
1732 conf_uname = (char *)fdt_getprop(fit, confs_noffset,
1733 FIT_DEFAULT_PROP, &len);
1734 if (conf_uname == NULL) {
1735 fit_get_debug(fit, confs_noffset, FIT_DEFAULT_PROP,
1739 debug("Found default configuration: '%s'\n", conf_uname);
1742 s = strchr(conf_uname, '#');
1744 len = s - conf_uname;
1745 conf_uname_copy = malloc(len + 1);
1746 if (!conf_uname_copy) {
1747 debug("Can't allocate uname copy: '%s'\n",
1751 memcpy(conf_uname_copy, conf_uname, len);
1752 conf_uname_copy[len] = '\0';
1753 conf_uname = conf_uname_copy;
1756 noffset = fdt_subnode_offset(fit, confs_noffset, conf_uname);
1758 debug("Can't get node offset for configuration unit name: '%s' (%s)\n",
1759 conf_uname, fdt_strerror(noffset));
1762 if (conf_uname_copy)
1763 free(conf_uname_copy);
1768 int fit_conf_get_prop_node_count(const void *fit, int noffset,
1769 const char *prop_name)
1771 return fdt_stringlist_count(fit, noffset, prop_name);
1774 int fit_conf_get_prop_node_index(const void *fit, int noffset,
1775 const char *prop_name, int index)
1780 /* get kernel image unit name from configuration kernel property */
1781 uname = fdt_stringlist_get(fit, noffset, prop_name, index, &len);
1785 return fit_image_get_node(fit, uname);
1788 int fit_conf_get_prop_node(const void *fit, int noffset,
1789 const char *prop_name)
1791 return fit_conf_get_prop_node_index(fit, noffset, prop_name, 0);
1794 static int fit_image_select(const void *fit, int rd_noffset, int verify)
1796 fit_image_print(fit, rd_noffset, " ");
1799 puts(" Verifying Hash Integrity ... ");
1800 if (!fit_image_verify(fit, rd_noffset)) {
1801 puts("Bad Data Hash\n");
1810 int fit_get_node_from_config(bootm_headers_t *images, const char *prop_name,
1817 debug("* %s: using config '%s' from image at 0x%08lx\n",
1818 prop_name, images->fit_uname_cfg, addr);
1820 /* Check whether configuration has this property defined */
1821 fit_hdr = map_sysmem(addr, 0);
1822 cfg_noffset = fit_conf_get_node(fit_hdr, images->fit_uname_cfg);
1823 if (cfg_noffset < 0) {
1824 debug("* %s: no such config\n", prop_name);
1828 noffset = fit_conf_get_prop_node(fit_hdr, cfg_noffset, prop_name);
1830 debug("* %s: no '%s' in config\n", prop_name, prop_name);
1838 * fit_get_image_type_property() - get property name for IH_TYPE_...
1840 * @return the properly name where we expect to find the image in the
1843 static const char *fit_get_image_type_property(int type)
1846 * This is sort-of available in the uimage_type[] table in image.c
1847 * but we don't have access to the short name, and "fdt" is different
1848 * anyway. So let's just keep it here.
1851 case IH_TYPE_FLATDT:
1852 return FIT_FDT_PROP;
1853 case IH_TYPE_KERNEL:
1854 return FIT_KERNEL_PROP;
1855 case IH_TYPE_RAMDISK:
1856 return FIT_RAMDISK_PROP;
1857 case IH_TYPE_X86_SETUP:
1858 return FIT_SETUP_PROP;
1859 case IH_TYPE_LOADABLE:
1860 return FIT_LOADABLE_PROP;
1862 return FIT_FPGA_PROP;
1863 case IH_TYPE_STANDALONE:
1864 return FIT_STANDALONE_PROP;
1870 int fit_image_load(bootm_headers_t *images, ulong addr,
1871 const char **fit_unamep, const char **fit_uname_configp,
1872 int arch, int image_type, int bootstage_id,
1873 enum fit_load_op load_op, ulong *datap, ulong *lenp)
1875 int cfg_noffset, noffset;
1876 const char *fit_uname;
1877 const char *fit_uname_config;
1878 const char *fit_base_uname_config;
1884 ulong load, load_end, data, len;
1889 const char *prop_name;
1892 fit = map_sysmem(addr, 0);
1893 fit_uname = fit_unamep ? *fit_unamep : NULL;
1894 fit_uname_config = fit_uname_configp ? *fit_uname_configp : NULL;
1895 fit_base_uname_config = NULL;
1896 prop_name = fit_get_image_type_property(image_type);
1897 printf("## Loading %s from FIT Image at %08lx ...\n", prop_name, addr);
1899 bootstage_mark(bootstage_id + BOOTSTAGE_SUB_FORMAT);
1900 if (!fit_check_format(fit)) {
1901 printf("Bad FIT %s image format!\n", prop_name);
1902 bootstage_error(bootstage_id + BOOTSTAGE_SUB_FORMAT);
1905 bootstage_mark(bootstage_id + BOOTSTAGE_SUB_FORMAT_OK);
1907 /* get FIT component image node offset */
1908 bootstage_mark(bootstage_id + BOOTSTAGE_SUB_UNIT_NAME);
1909 noffset = fit_image_get_node(fit, fit_uname);
1912 * no image node unit name, try to get config
1913 * node first. If config unit node name is NULL
1914 * fit_conf_get_node() will try to find default config node
1916 bootstage_mark(bootstage_id + BOOTSTAGE_SUB_NO_UNIT_NAME);
1917 if (IMAGE_ENABLE_BEST_MATCH && !fit_uname_config) {
1918 cfg_noffset = fit_conf_find_compat(fit, gd_fdt_blob());
1920 cfg_noffset = fit_conf_get_node(fit,
1923 if (cfg_noffset < 0) {
1924 puts("Could not find configuration node\n");
1925 bootstage_error(bootstage_id +
1926 BOOTSTAGE_SUB_NO_UNIT_NAME);
1930 fit_base_uname_config = fdt_get_name(fit, cfg_noffset, NULL);
1931 printf(" Using '%s' configuration\n", fit_base_uname_config);
1932 /* Remember this config */
1933 if (image_type == IH_TYPE_KERNEL)
1934 images->fit_uname_cfg = fit_base_uname_config;
1936 if (FIT_IMAGE_ENABLE_VERIFY && images->verify) {
1937 puts(" Verifying Hash Integrity ... ");
1938 if (fit_config_verify(fit, cfg_noffset)) {
1939 puts("Bad Data Hash\n");
1940 bootstage_error(bootstage_id +
1941 BOOTSTAGE_SUB_HASH);
1947 bootstage_mark(BOOTSTAGE_ID_FIT_CONFIG);
1949 noffset = fit_conf_get_prop_node(fit, cfg_noffset,
1951 fit_uname = fit_get_name(fit, noffset, NULL);
1954 printf("Could not find subimage node type '%s'\n", prop_name);
1955 bootstage_error(bootstage_id + BOOTSTAGE_SUB_SUBNODE);
1959 printf(" Trying '%s' %s subimage\n", fit_uname, prop_name);
1961 ret = fit_image_select(fit, noffset, images->verify);
1963 bootstage_error(bootstage_id + BOOTSTAGE_SUB_HASH);
1967 bootstage_mark(bootstage_id + BOOTSTAGE_SUB_CHECK_ARCH);
1968 #if !defined(USE_HOSTCC) && !defined(CONFIG_SANDBOX)
1969 if (!fit_image_check_target_arch(fit, noffset)) {
1970 puts("Unsupported Architecture\n");
1971 bootstage_error(bootstage_id + BOOTSTAGE_SUB_CHECK_ARCH);
1977 fit_image_get_arch(fit, noffset, &os_arch);
1978 images->os.arch = os_arch;
1981 bootstage_mark(bootstage_id + BOOTSTAGE_SUB_CHECK_ALL);
1982 type_ok = fit_image_check_type(fit, noffset, image_type) ||
1983 fit_image_check_type(fit, noffset, IH_TYPE_FIRMWARE) ||
1984 (image_type == IH_TYPE_KERNEL &&
1985 fit_image_check_type(fit, noffset, IH_TYPE_KERNEL_NOLOAD));
1987 os_ok = image_type == IH_TYPE_FLATDT ||
1988 image_type == IH_TYPE_FPGA ||
1989 fit_image_check_os(fit, noffset, IH_OS_LINUX) ||
1990 fit_image_check_os(fit, noffset, IH_OS_U_BOOT) ||
1991 fit_image_check_os(fit, noffset, IH_OS_OPENRTOS) ||
1992 fit_image_check_os(fit, noffset, IH_OS_EFI) ||
1993 fit_image_check_os(fit, noffset, IH_OS_VXWORKS);
1996 * If either of the checks fail, we should report an error, but
1997 * if the image type is coming from the "loadables" field, we
1998 * don't care what it is
2000 if ((!type_ok || !os_ok) && image_type != IH_TYPE_LOADABLE) {
2001 fit_image_get_os(fit, noffset, &os);
2002 printf("No %s %s %s Image\n",
2003 genimg_get_os_name(os),
2004 genimg_get_arch_name(arch),
2005 genimg_get_type_name(image_type));
2006 bootstage_error(bootstage_id + BOOTSTAGE_SUB_CHECK_ALL);
2010 bootstage_mark(bootstage_id + BOOTSTAGE_SUB_CHECK_ALL_OK);
2012 /* get image data address and length */
2013 if (fit_image_get_data_and_size(fit, noffset,
2014 (const void **)&buf, &size)) {
2015 printf("Could not find %s subimage data!\n", prop_name);
2016 bootstage_error(bootstage_id + BOOTSTAGE_SUB_GET_DATA);
2020 #ifdef CONFIG_FIT_CIPHER
2021 /* Decrypt data before uncompress/move */
2022 if (IMAGE_ENABLE_DECRYPT) {
2023 puts(" Decrypting Data ... ");
2024 if (fit_image_uncipher(fit, noffset, &buf, &size)) {
2032 #if !defined(USE_HOSTCC) && defined(CONFIG_FIT_IMAGE_POST_PROCESS)
2033 /* perform any post-processing on the image data */
2034 board_fit_image_post_process(&buf, &size);
2039 bootstage_mark(bootstage_id + BOOTSTAGE_SUB_GET_DATA_OK);
2041 data = map_to_sysmem(buf);
2043 if (load_op == FIT_LOAD_IGNORED) {
2045 } else if (fit_image_get_load(fit, noffset, &load)) {
2046 if (load_op == FIT_LOAD_REQUIRED) {
2047 printf("Can't get %s subimage load address!\n",
2049 bootstage_error(bootstage_id + BOOTSTAGE_SUB_LOAD);
2052 } else if (load_op != FIT_LOAD_OPTIONAL_NON_ZERO || load) {
2053 ulong image_start, image_end;
2056 * move image data to the load address,
2057 * make sure we don't overwrite initial image
2060 image_end = addr + fit_get_size(fit);
2062 load_end = load + len;
2063 if (image_type != IH_TYPE_KERNEL &&
2064 load < image_end && load_end > image_start) {
2065 printf("Error: %s overwritten\n", prop_name);
2069 printf(" Loading %s from 0x%08lx to 0x%08lx\n",
2070 prop_name, data, load);
2072 load = data; /* No load address specified */
2075 comp = IH_COMP_NONE;
2077 /* Kernel images get decompressed later in bootm_load_os(). */
2078 if (!fit_image_get_comp(fit, noffset, &comp) &&
2079 comp != IH_COMP_NONE &&
2080 !(image_type == IH_TYPE_KERNEL ||
2081 image_type == IH_TYPE_KERNEL_NOLOAD ||
2082 image_type == IH_TYPE_RAMDISK)) {
2083 ulong max_decomp_len = len * 20;
2085 loadbuf = malloc(max_decomp_len);
2086 load = map_to_sysmem(loadbuf);
2088 loadbuf = map_sysmem(load, max_decomp_len);
2090 if (image_decomp(comp, load, data, image_type,
2091 loadbuf, buf, len, max_decomp_len, &load_end)) {
2092 printf("Error decompressing %s\n", prop_name);
2096 len = load_end - load;
2097 } else if (load != data) {
2098 loadbuf = map_sysmem(load, len);
2099 memcpy(loadbuf, buf, len);
2102 if (image_type == IH_TYPE_RAMDISK && comp != IH_COMP_NONE)
2103 puts("WARNING: 'compression' nodes for ramdisks are deprecated,"
2104 " please fix your .its file!\n");
2106 /* verify that image data is a proper FDT blob */
2107 if (image_type == IH_TYPE_FLATDT && fdt_check_header(loadbuf)) {
2108 puts("Subimage data is not a FDT");
2112 bootstage_mark(bootstage_id + BOOTSTAGE_SUB_LOAD);
2117 *fit_unamep = (char *)fit_uname;
2118 if (fit_uname_configp)
2119 *fit_uname_configp = (char *)(fit_uname_config ? :
2120 fit_base_uname_config);
2125 int boot_get_setup_fit(bootm_headers_t *images, uint8_t arch,
2126 ulong *setup_start, ulong *setup_len)
2133 addr = map_to_sysmem(images->fit_hdr_os);
2134 noffset = fit_get_node_from_config(images, FIT_SETUP_PROP, addr);
2138 ret = fit_image_load(images, addr, NULL, NULL, arch,
2139 IH_TYPE_X86_SETUP, BOOTSTAGE_ID_FIT_SETUP_START,
2140 FIT_LOAD_REQUIRED, setup_start, &len);
2146 int boot_get_fdt_fit(bootm_headers_t *images, ulong addr,
2147 const char **fit_unamep, const char **fit_uname_configp,
2148 int arch, ulong *datap, ulong *lenp)
2150 int fdt_noffset, cfg_noffset, count;
2152 const char *fit_uname = NULL;
2153 const char *fit_uname_config = NULL;
2154 char *fit_uname_config_copy = NULL;
2155 char *next_config = NULL;
2157 #ifdef CONFIG_OF_LIBFDT_OVERLAY
2158 ulong image_start, image_end;
2159 ulong ovload, ovlen;
2160 const char *uconfig;
2163 int i, err, noffset, ov_noffset;
2166 fit_uname = fit_unamep ? *fit_unamep : NULL;
2168 if (fit_uname_configp && *fit_uname_configp) {
2169 fit_uname_config_copy = strdup(*fit_uname_configp);
2170 if (!fit_uname_config_copy)
2173 next_config = strchr(fit_uname_config_copy, '#');
2175 *next_config++ = '\0';
2176 if (next_config - 1 > fit_uname_config_copy)
2177 fit_uname_config = fit_uname_config_copy;
2180 fdt_noffset = fit_image_load(images,
2181 addr, &fit_uname, &fit_uname_config,
2182 arch, IH_TYPE_FLATDT,
2183 BOOTSTAGE_ID_FIT_FDT_START,
2184 FIT_LOAD_OPTIONAL, &load, &len);
2186 if (fdt_noffset < 0)
2189 debug("fit_uname=%s, fit_uname_config=%s\n",
2190 fit_uname ? fit_uname : "<NULL>",
2191 fit_uname_config ? fit_uname_config : "<NULL>");
2193 fit = map_sysmem(addr, 0);
2195 cfg_noffset = fit_conf_get_node(fit, fit_uname_config);
2197 /* single blob, or error just return as well */
2198 count = fit_conf_get_prop_node_count(fit, cfg_noffset, FIT_FDT_PROP);
2199 if (count <= 1 && !next_config)
2202 /* we need to apply overlays */
2204 #ifdef CONFIG_OF_LIBFDT_OVERLAY
2206 image_end = addr + fit_get_size(fit);
2207 /* verify that relocation took place by load address not being in fit */
2208 if (load >= image_start && load < image_end) {
2209 /* check is simplified; fit load checks for overlaps */
2210 printf("Overlayed FDT requires relocation\n");
2211 fdt_noffset = -EBADF;
2215 base = map_sysmem(load, len);
2217 /* apply extra configs in FIT first, followed by args */
2218 for (i = 1; ; i++) {
2220 noffset = fit_conf_get_prop_node_index(fit, cfg_noffset,
2222 uname = fit_get_name(fit, noffset, NULL);
2227 uconfig = next_config;
2228 next_config = strchr(next_config, '#');
2230 *next_config++ = '\0';
2234 * fit_image_load() would load the first FDT from the
2235 * extra config only when uconfig is specified.
2236 * Check if the extra config contains multiple FDTs and
2239 cfg_noffset = fit_conf_get_node(fit, uconfig);
2242 count = fit_conf_get_prop_node_count(fit, cfg_noffset,
2246 debug("%d: using uname=%s uconfig=%s\n", i, uname, uconfig);
2248 ov_noffset = fit_image_load(images,
2249 addr, &uname, &uconfig,
2250 arch, IH_TYPE_FLATDT,
2251 BOOTSTAGE_ID_FIT_FDT_START,
2252 FIT_LOAD_REQUIRED, &ovload, &ovlen);
2253 if (ov_noffset < 0) {
2254 printf("load of %s failed\n", uname);
2257 debug("%s loaded at 0x%08lx len=0x%08lx\n",
2258 uname, ovload, ovlen);
2259 ov = map_sysmem(ovload, ovlen);
2261 base = map_sysmem(load, len + ovlen);
2262 err = fdt_open_into(base, base, len + ovlen);
2264 printf("failed on fdt_open_into\n");
2268 /* the verbose method prints out messages on error */
2269 err = fdt_overlay_apply_verbose(base, ov);
2275 len = fdt_totalsize(base);
2278 printf("config with overlays but CONFIG_OF_LIBFDT_OVERLAY not set\n");
2279 fdt_noffset = -EBADF;
2288 *fit_unamep = fit_uname;
2289 if (fit_uname_configp)
2290 *fit_uname_configp = fit_uname_config;
2292 if (fit_uname_config_copy)
2293 free(fit_uname_config_copy);