2 * (C) Copyright 2008 Semihalf
4 * (C) Copyright 2000-2006
5 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
7 * See file CREDITS for list of people who contributed to this
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License as
12 * published by the Free Software Foundation; either version 2 of
13 * the License, or (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
30 #ifdef CONFIG_SHOW_BOOT_PROGRESS
31 #include <status_led.h>
34 #ifdef CONFIG_HAS_DATAFLASH
35 #include <dataflash.h>
38 #ifdef CONFIG_LOGBUFFER
42 #if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE)
48 #if defined(CONFIG_FIT) || defined (CONFIG_OF_LIBFDT)
51 #include <fdt_support.h>
54 #if defined(CONFIG_FIT)
55 #include <u-boot/md5.h>
58 static int fit_check_ramdisk (const void *fit, int os_noffset,
59 uint8_t arch, int verify);
63 extern int do_bdinfo(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
66 DECLARE_GLOBAL_DATA_PTR;
68 static image_header_t* image_get_ramdisk (ulong rd_addr, uint8_t arch,
72 #include <u-boot/md5.h>
75 #endif /* !USE_HOSTCC*/
77 typedef struct table_entry {
78 int id; /* as defined in image.h */
79 char *sname; /* short (input) name */
80 char *lname; /* long (output) name */
83 static table_entry_t uimage_arch[] = {
84 { IH_ARCH_INVALID, NULL, "Invalid ARCH", },
85 { IH_ARCH_ALPHA, "alpha", "Alpha", },
86 { IH_ARCH_ARM, "arm", "ARM", },
87 { IH_ARCH_I386, "x86", "Intel x86", },
88 { IH_ARCH_IA64, "ia64", "IA64", },
89 { IH_ARCH_M68K, "m68k", "M68K", },
90 { IH_ARCH_MICROBLAZE, "microblaze", "MicroBlaze", },
91 { IH_ARCH_MIPS, "mips", "MIPS", },
92 { IH_ARCH_MIPS64, "mips64", "MIPS 64 Bit", },
93 { IH_ARCH_NIOS, "nios", "NIOS", },
94 { IH_ARCH_NIOS2, "nios2", "NIOS II", },
95 { IH_ARCH_PPC, "powerpc", "PowerPC", },
96 { IH_ARCH_PPC, "ppc", "PowerPC", },
97 { IH_ARCH_S390, "s390", "IBM S390", },
98 { IH_ARCH_SH, "sh", "SuperH", },
99 { IH_ARCH_SPARC, "sparc", "SPARC", },
100 { IH_ARCH_SPARC64, "sparc64", "SPARC 64 Bit", },
101 { IH_ARCH_BLACKFIN, "blackfin", "Blackfin", },
102 { IH_ARCH_AVR32, "avr32", "AVR32", },
106 static table_entry_t uimage_os[] = {
107 { IH_OS_INVALID, NULL, "Invalid OS", },
108 #if defined(CONFIG_ARTOS) || defined(USE_HOSTCC)
109 { IH_OS_ARTOS, "artos", "ARTOS", },
111 { IH_OS_LINUX, "linux", "Linux", },
112 #if defined(CONFIG_LYNXKDI) || defined(USE_HOSTCC)
113 { IH_OS_LYNXOS, "lynxos", "LynxOS", },
115 { IH_OS_NETBSD, "netbsd", "NetBSD", },
116 { IH_OS_RTEMS, "rtems", "RTEMS", },
117 { IH_OS_U_BOOT, "u-boot", "U-Boot", },
118 #if defined(CONFIG_CMD_ELF) || defined(USE_HOSTCC)
119 { IH_OS_QNX, "qnx", "QNX", },
120 { IH_OS_VXWORKS, "vxworks", "VxWorks", },
123 { IH_OS_4_4BSD, "4_4bsd", "4_4BSD", },
124 { IH_OS_DELL, "dell", "Dell", },
125 { IH_OS_ESIX, "esix", "Esix", },
126 { IH_OS_FREEBSD, "freebsd", "FreeBSD", },
127 { IH_OS_IRIX, "irix", "Irix", },
128 { IH_OS_NCR, "ncr", "NCR", },
129 { IH_OS_OPENBSD, "openbsd", "OpenBSD", },
130 { IH_OS_PSOS, "psos", "pSOS", },
131 { IH_OS_SCO, "sco", "SCO", },
132 { IH_OS_SOLARIS, "solaris", "Solaris", },
133 { IH_OS_SVR4, "svr4", "SVR4", },
138 static table_entry_t uimage_type[] = {
139 { IH_TYPE_INVALID, NULL, "Invalid Image", },
140 { IH_TYPE_FILESYSTEM, "filesystem", "Filesystem Image", },
141 { IH_TYPE_FIRMWARE, "firmware", "Firmware", },
142 { IH_TYPE_KERNEL, "kernel", "Kernel Image", },
143 { IH_TYPE_MULTI, "multi", "Multi-File Image", },
144 { IH_TYPE_RAMDISK, "ramdisk", "RAMDisk Image", },
145 { IH_TYPE_SCRIPT, "script", "Script", },
146 { IH_TYPE_STANDALONE, "standalone", "Standalone Program", },
147 { IH_TYPE_FLATDT, "flat_dt", "Flat Device Tree", },
151 static table_entry_t uimage_comp[] = {
152 { IH_COMP_NONE, "none", "uncompressed", },
153 { IH_COMP_BZIP2, "bzip2", "bzip2 compressed", },
154 { IH_COMP_GZIP, "gzip", "gzip compressed", },
158 uint32_t crc32 (uint32_t, const unsigned char *, uint);
159 uint32_t crc32_wd (uint32_t, const unsigned char *, uint, uint);
160 static void genimg_print_size (uint32_t size);
161 #if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
162 static void genimg_print_time (time_t timestamp);
165 /*****************************************************************************/
166 /* Legacy format routines */
167 /*****************************************************************************/
168 int image_check_hcrc (image_header_t *hdr)
171 ulong len = image_get_header_size ();
172 image_header_t header;
174 /* Copy header so we can blank CRC field for re-calculation */
175 memmove (&header, (char *)hdr, image_get_header_size ());
176 image_set_hcrc (&header, 0);
178 hcrc = crc32 (0, (unsigned char *)&header, len);
180 return (hcrc == image_get_hcrc (hdr));
183 int image_check_dcrc (image_header_t *hdr)
185 ulong data = image_get_data (hdr);
186 ulong len = image_get_data_size (hdr);
187 ulong dcrc = crc32_wd (0, (unsigned char *)data, len, CHUNKSZ_CRC32);
189 return (dcrc == image_get_dcrc (hdr));
193 * image_multi_count - get component (sub-image) count
194 * @hdr: pointer to the header of the multi component image
196 * image_multi_count() returns number of components in a multi
199 * Note: no checking of the image type is done, caller must pass
200 * a valid multi component image.
203 * number of components
205 ulong image_multi_count (image_header_t *hdr)
210 /* get start of the image payload, which in case of multi
211 * component images that points to a table of component sizes */
212 size = (uint32_t *)image_get_data (hdr);
214 /* count non empty slots */
215 for (i = 0; size[i]; ++i)
222 * image_multi_getimg - get component data address and size
223 * @hdr: pointer to the header of the multi component image
224 * @idx: index of the requested component
225 * @data: pointer to a ulong variable, will hold component data address
226 * @len: pointer to a ulong variable, will hold component size
228 * image_multi_getimg() returns size and data address for the requested
229 * component in a multi component image.
231 * Note: no checking of the image type is done, caller must pass
232 * a valid multi component image.
235 * data address and size of the component, if idx is valid
236 * 0 in data and len, if idx is out of range
238 void image_multi_getimg (image_header_t *hdr, ulong idx,
239 ulong *data, ulong *len)
243 ulong offset, count, img_data;
245 /* get number of component */
246 count = image_multi_count (hdr);
248 /* get start of the image payload, which in case of multi
249 * component images that points to a table of component sizes */
250 size = (uint32_t *)image_get_data (hdr);
252 /* get address of the proper component data start, which means
253 * skipping sizes table (add 1 for last, null entry) */
254 img_data = image_get_data (hdr) + (count + 1) * sizeof (uint32_t);
257 *len = uimage_to_cpu (size[idx]);
260 /* go over all indices preceding requested component idx */
261 for (i = 0; i < idx; i++) {
262 /* add up i-th component size, rounding up to 4 bytes */
263 offset += (uimage_to_cpu (size[i]) + 3) & ~3 ;
266 /* calculate idx-th component data address */
267 *data = img_data + offset;
274 static void image_print_type (image_header_t *hdr)
276 const char *os, *arch, *type, *comp;
278 os = genimg_get_os_name (image_get_os (hdr));
279 arch = genimg_get_arch_name (image_get_arch (hdr));
280 type = genimg_get_type_name (image_get_type (hdr));
281 comp = genimg_get_comp_name (image_get_comp (hdr));
283 printf ("%s %s %s (%s)\n", arch, os, type, comp);
287 * image_print_contents - prints out the contents of the legacy format image
288 * @hdr: pointer to the legacy format image header
289 * @p: pointer to prefix string
291 * image_print_contents() formats a multi line legacy image contents description.
292 * The routine prints out all header fields followed by the size/offset data
293 * for MULTI/SCRIPT images.
296 * no returned results
298 void image_print_contents (image_header_t *hdr)
308 printf ("%sImage Name: %.*s\n", p, IH_NMLEN, image_get_name (hdr));
309 #if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
310 printf ("%sCreated: ", p);
311 genimg_print_time ((time_t)image_get_time (hdr));
313 printf ("%sImage Type: ", p);
314 image_print_type (hdr);
315 printf ("%sData Size: ", p);
316 genimg_print_size (image_get_data_size (hdr));
317 printf ("%sLoad Address: %08x\n", p, image_get_load (hdr));
318 printf ("%sEntry Point: %08x\n", p, image_get_ep (hdr));
320 if (image_check_type (hdr, IH_TYPE_MULTI) ||
321 image_check_type (hdr, IH_TYPE_SCRIPT)) {
324 ulong count = image_multi_count (hdr);
326 printf ("%sContents:\n", p);
327 for (i = 0; i < count; i++) {
328 image_multi_getimg (hdr, i, &data, &len);
330 printf ("%s Image %d: ", p, i);
331 genimg_print_size (len);
333 if (image_check_type (hdr, IH_TYPE_SCRIPT) && i > 0) {
335 * the user may need to know offsets
336 * if planning to do something with
339 printf ("%s Offset = 0x%08lx\n", p, data);
348 * image_get_ramdisk - get and verify ramdisk image
349 * @rd_addr: ramdisk image start address
350 * @arch: expected ramdisk architecture
351 * @verify: checksum verification flag
353 * image_get_ramdisk() returns a pointer to the verified ramdisk image
354 * header. Routine receives image start address and expected architecture
355 * flag. Verification done covers data and header integrity and os/type/arch
358 * If dataflash support is enabled routine checks for dataflash addresses
359 * and handles required dataflash reads.
362 * pointer to a ramdisk image header, if image was found and valid
363 * otherwise, return NULL
365 static image_header_t* image_get_ramdisk (ulong rd_addr, uint8_t arch,
368 image_header_t *rd_hdr = (image_header_t *)rd_addr;
370 if (!image_check_magic (rd_hdr)) {
371 puts ("Bad Magic Number\n");
372 show_boot_progress (-10);
376 if (!image_check_hcrc (rd_hdr)) {
377 puts ("Bad Header Checksum\n");
378 show_boot_progress (-11);
382 show_boot_progress (10);
383 image_print_contents (rd_hdr);
386 puts(" Verifying Checksum ... ");
387 if (!image_check_dcrc (rd_hdr)) {
388 puts ("Bad Data CRC\n");
389 show_boot_progress (-12);
395 show_boot_progress (11);
397 if (!image_check_os (rd_hdr, IH_OS_LINUX) ||
398 !image_check_arch (rd_hdr, arch) ||
399 !image_check_type (rd_hdr, IH_TYPE_RAMDISK)) {
400 printf ("No Linux %s Ramdisk Image\n",
401 genimg_get_arch_name(arch));
402 show_boot_progress (-13);
408 #endif /* !USE_HOSTCC */
410 /*****************************************************************************/
411 /* Shared dual-format routines */
412 /*****************************************************************************/
414 int getenv_yesno (char *var)
416 char *s = getenv (var);
417 return (s && (*s == 'n')) ? 0 : 1;
420 ulong getenv_bootm_low(void)
422 char *s = getenv ("bootm_low");
424 ulong tmp = simple_strtoul (s, NULL, 16);
428 #if defined(CFG_SDRAM_BASE)
429 return CFG_SDRAM_BASE;
430 #elif defined(CONFIG_ARM)
431 return gd->bd->bi_dram[0].start;
437 phys_size_t getenv_bootm_size(void)
439 char *s = getenv ("bootm_size");
442 #ifdef CFG_64BIT_STRTOUL
443 tmp = (phys_size_t)simple_strtoull (s, NULL, 16);
445 tmp = (phys_size_t)simple_strtoul (s, NULL, 16);
450 #if defined(CONFIG_ARM)
451 return gd->bd->bi_dram[0].size;
453 return gd->bd->bi_memsize;
457 void memmove_wd (void *to, void *from, size_t len, ulong chunksz)
459 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
461 size_t tail = (len > chunksz) ? chunksz : len;
463 memmove (to, from, tail);
468 #else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
469 memmove (to, from, len);
470 #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
472 #endif /* !USE_HOSTCC */
474 static void genimg_print_size (uint32_t size)
477 printf ("%d Bytes = ", size);
478 print_size (size, "\n");
480 printf ("%d Bytes = %.2f kB = %.2f MB\n",
481 size, (double)size / 1.024e3,
482 (double)size / 1.048576e6);
486 #if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
487 static void genimg_print_time (time_t timestamp)
492 to_tm (timestamp, &tm);
493 printf ("%4d-%02d-%02d %2d:%02d:%02d UTC\n",
494 tm.tm_year, tm.tm_mon, tm.tm_mday,
495 tm.tm_hour, tm.tm_min, tm.tm_sec);
497 printf ("%s", ctime(×tamp));
500 #endif /* CONFIG_TIMESTAMP || CONFIG_CMD_DATE || USE_HOSTCC */
503 * get_table_entry_name - translate entry id to long name
504 * @table: pointer to a translation table for entries of a specific type
505 * @msg: message to be returned when translation fails
506 * @id: entry id to be translated
508 * get_table_entry_name() will go over translation table trying to find
509 * entry that matches given id. If matching entry is found, its long
510 * name is returned to the caller.
513 * long entry name if translation succeeds
516 static char *get_table_entry_name (table_entry_t *table, char *msg, int id)
518 for (; table->id >= 0; ++table) {
520 return (table->lname);
525 const char *genimg_get_os_name (uint8_t os)
527 return (get_table_entry_name (uimage_os, "Unknown OS", os));
530 const char *genimg_get_arch_name (uint8_t arch)
532 return (get_table_entry_name (uimage_arch, "Unknown Architecture", arch));
535 const char *genimg_get_type_name (uint8_t type)
537 return (get_table_entry_name (uimage_type, "Unknown Image", type));
540 const char *genimg_get_comp_name (uint8_t comp)
542 return (get_table_entry_name (uimage_comp, "Unknown Compression", comp));
546 * get_table_entry_id - translate short entry name to id
547 * @table: pointer to a translation table for entries of a specific type
548 * @table_name: to be used in case of error
549 * @name: entry short name to be translated
551 * get_table_entry_id() will go over translation table trying to find
552 * entry that matches given short name. If matching entry is found,
553 * its id returned to the caller.
556 * entry id if translation succeeds
559 static int get_table_entry_id (table_entry_t *table,
560 const char *table_name, const char *name)
566 for (t = table; t->id >= 0; ++t) {
567 if (t->sname && strcasecmp(t->sname, name) == 0)
571 fprintf (stderr, "\nInvalid %s Type - valid names are", table_name);
572 for (t = table; t->id >= 0; ++t) {
573 if (t->sname == NULL)
575 fprintf (stderr, "%c %s", (first) ? ':' : ',', t->sname);
578 fprintf (stderr, "\n");
580 for (t = table; t->id >= 0; ++t) {
581 if (t->sname && strcmp(t->sname, name) == 0)
584 debug ("Invalid %s Type: %s\n", table_name, name);
585 #endif /* USE_HOSTCC */
589 int genimg_get_os_id (const char *name)
591 return (get_table_entry_id (uimage_os, "OS", name));
594 int genimg_get_arch_id (const char *name)
596 return (get_table_entry_id (uimage_arch, "CPU", name));
599 int genimg_get_type_id (const char *name)
601 return (get_table_entry_id (uimage_type, "Image", name));
604 int genimg_get_comp_id (const char *name)
606 return (get_table_entry_id (uimage_comp, "Compression", name));
611 * genimg_get_format - get image format type
612 * @img_addr: image start address
614 * genimg_get_format() checks whether provided address points to a valid
615 * legacy or FIT image.
617 * New uImage format and FDT blob are based on a libfdt. FDT blob
618 * may be passed directly or embedded in a FIT image. In both situations
619 * genimg_get_format() must be able to dectect libfdt header.
622 * image format type or IMAGE_FORMAT_INVALID if no image is present
624 int genimg_get_format (void *img_addr)
626 ulong format = IMAGE_FORMAT_INVALID;
628 #if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT)
632 hdr = (image_header_t *)img_addr;
633 if (image_check_magic(hdr))
634 format = IMAGE_FORMAT_LEGACY;
635 #if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT)
637 fit_hdr = (char *)img_addr;
638 if (fdt_check_header (fit_hdr) == 0)
639 format = IMAGE_FORMAT_FIT;
647 * genimg_get_image - get image from special storage (if necessary)
648 * @img_addr: image start address
650 * genimg_get_image() checks if provided image start adddress is located
651 * in a dataflash storage. If so, image is moved to a system RAM memory.
654 * image start address after possible relocation from special storage
656 ulong genimg_get_image (ulong img_addr)
658 ulong ram_addr = img_addr;
660 #ifdef CONFIG_HAS_DATAFLASH
661 ulong h_size, d_size;
663 if (addr_dataflash (img_addr)){
664 /* ger RAM address */
665 ram_addr = CFG_LOAD_ADDR;
667 /* get header size */
668 h_size = image_get_header_size ();
669 #if defined(CONFIG_FIT)
670 if (sizeof(struct fdt_header) > h_size)
671 h_size = sizeof(struct fdt_header);
675 debug (" Reading image header from dataflash address "
676 "%08lx to RAM address %08lx\n", img_addr, ram_addr);
678 read_dataflash (img_addr, h_size, (char *)ram_addr);
681 switch (genimg_get_format ((void *)ram_addr)) {
682 case IMAGE_FORMAT_LEGACY:
683 d_size = image_get_data_size ((image_header_t *)ram_addr);
684 debug (" Legacy format image found at 0x%08lx, size 0x%08lx\n",
687 #if defined(CONFIG_FIT)
688 case IMAGE_FORMAT_FIT:
689 d_size = fit_get_size ((const void *)ram_addr) - h_size;
690 debug (" FIT/FDT format image found at 0x%08lx, size 0x%08lx\n",
695 printf (" No valid image found at 0x%08lx\n", img_addr);
699 /* read in image data */
700 debug (" Reading image remaining data from dataflash address "
701 "%08lx to RAM address %08lx\n", img_addr + h_size,
704 read_dataflash (img_addr + h_size, d_size,
705 (char *)(ram_addr + h_size));
708 #endif /* CONFIG_HAS_DATAFLASH */
714 * fit_has_config - check if there is a valid FIT configuration
715 * @images: pointer to the bootm command headers structure
717 * fit_has_config() checks if there is a FIT configuration in use
718 * (if FTI support is present).
721 * 0, no FIT support or no configuration found
722 * 1, configuration found
724 int genimg_has_config (bootm_headers_t *images)
726 #if defined(CONFIG_FIT)
727 if (images->fit_uname_cfg)
734 * boot_get_ramdisk - main ramdisk handling routine
735 * @argc: command argument count
736 * @argv: command argument list
737 * @images: pointer to the bootm images structure
738 * @arch: expected ramdisk architecture
739 * @rd_start: pointer to a ulong variable, will hold ramdisk start address
740 * @rd_end: pointer to a ulong variable, will hold ramdisk end
742 * boot_get_ramdisk() is responsible for finding a valid ramdisk image.
743 * Curently supported are the following ramdisk sources:
744 * - multicomponent kernel/ramdisk image,
745 * - commandline provided address of decicated ramdisk image.
748 * 0, if ramdisk image was found and valid, or skiped
749 * rd_start and rd_end are set to ramdisk start/end addresses if
750 * ramdisk image is found and valid
752 * 1, if ramdisk image is found but corrupted
753 * rd_start and rd_end are set to 0 if no ramdisk exists
755 int boot_get_ramdisk (int argc, char *argv[], bootm_headers_t *images,
756 uint8_t arch, ulong *rd_start, ulong *rd_end)
758 ulong rd_addr, rd_load;
759 ulong rd_data, rd_len;
760 image_header_t *rd_hdr;
761 #if defined(CONFIG_FIT)
763 const char *fit_uname_config = NULL;
764 const char *fit_uname_ramdisk = NULL;
776 * Look for a '-' which indicates to ignore the
779 if ((argc >= 3) && (strcmp(argv[2], "-") == 0)) {
780 debug ("## Skipping init Ramdisk\n");
781 rd_len = rd_data = 0;
782 } else if (argc >= 3 || genimg_has_config (images)) {
783 #if defined(CONFIG_FIT)
786 * If the init ramdisk comes from the FIT image and
787 * the FIT image address is omitted in the command
788 * line argument, try to use os FIT image address or
789 * default load address.
791 if (images->fit_uname_os)
792 default_addr = (ulong)images->fit_hdr_os;
794 default_addr = load_addr;
796 if (fit_parse_conf (argv[2], default_addr,
797 &rd_addr, &fit_uname_config)) {
798 debug ("* ramdisk: config '%s' from image at 0x%08lx\n",
799 fit_uname_config, rd_addr);
800 } else if (fit_parse_subimage (argv[2], default_addr,
801 &rd_addr, &fit_uname_ramdisk)) {
802 debug ("* ramdisk: subimage '%s' from image at 0x%08lx\n",
803 fit_uname_ramdisk, rd_addr);
807 rd_addr = simple_strtoul(argv[2], NULL, 16);
808 debug ("* ramdisk: cmdline image address = 0x%08lx\n",
811 #if defined(CONFIG_FIT)
813 /* use FIT configuration provided in first bootm
816 rd_addr = (ulong)images->fit_hdr_os;
817 fit_uname_config = images->fit_uname_cfg;
818 debug ("* ramdisk: using config '%s' from image at 0x%08lx\n",
819 fit_uname_config, rd_addr);
822 * Check whether configuration has ramdisk defined,
823 * if not, don't try to use it, quit silently.
825 fit_hdr = (void *)rd_addr;
826 cfg_noffset = fit_conf_get_node (fit_hdr, fit_uname_config);
827 if (cfg_noffset < 0) {
828 debug ("* ramdisk: no such config\n");
832 rd_noffset = fit_conf_get_ramdisk_node (fit_hdr, cfg_noffset);
833 if (rd_noffset < 0) {
834 debug ("* ramdisk: no ramdisk in config\n");
840 /* copy from dataflash if needed */
841 rd_addr = genimg_get_image (rd_addr);
844 * Check if there is an initrd image at the
845 * address provided in the second bootm argument
846 * check image type, for FIT images get FIT node.
848 switch (genimg_get_format ((void *)rd_addr)) {
849 case IMAGE_FORMAT_LEGACY:
850 printf ("## Loading init Ramdisk from Legacy "
851 "Image at %08lx ...\n", rd_addr);
853 show_boot_progress (9);
854 rd_hdr = image_get_ramdisk (rd_addr, arch,
860 rd_data = image_get_data (rd_hdr);
861 rd_len = image_get_data_size (rd_hdr);
862 rd_load = image_get_load (rd_hdr);
864 #if defined(CONFIG_FIT)
865 case IMAGE_FORMAT_FIT:
866 fit_hdr = (void *)rd_addr;
867 printf ("## Loading init Ramdisk from FIT "
868 "Image at %08lx ...\n", rd_addr);
870 show_boot_progress (120);
871 if (!fit_check_format (fit_hdr)) {
872 puts ("Bad FIT ramdisk image format!\n");
873 show_boot_progress (-120);
876 show_boot_progress (121);
878 if (!fit_uname_ramdisk) {
880 * no ramdisk image node unit name, try to get config
881 * node first. If config unit node name is NULL
882 * fit_conf_get_node() will try to find default config node
884 show_boot_progress (122);
885 cfg_noffset = fit_conf_get_node (fit_hdr, fit_uname_config);
886 if (cfg_noffset < 0) {
887 puts ("Could not find configuration node\n");
888 show_boot_progress (-122);
891 fit_uname_config = fdt_get_name (fit_hdr, cfg_noffset, NULL);
892 printf (" Using '%s' configuration\n", fit_uname_config);
894 rd_noffset = fit_conf_get_ramdisk_node (fit_hdr, cfg_noffset);
895 fit_uname_ramdisk = fit_get_name (fit_hdr, rd_noffset, NULL);
897 /* get ramdisk component image node offset */
898 show_boot_progress (123);
899 rd_noffset = fit_image_get_node (fit_hdr, fit_uname_ramdisk);
901 if (rd_noffset < 0) {
902 puts ("Could not find subimage node\n");
903 show_boot_progress (-124);
907 printf (" Trying '%s' ramdisk subimage\n", fit_uname_ramdisk);
909 show_boot_progress (125);
910 if (!fit_check_ramdisk (fit_hdr, rd_noffset, arch, images->verify))
913 /* get ramdisk image data address and length */
914 if (fit_image_get_data (fit_hdr, rd_noffset, &data, &size)) {
915 puts ("Could not find ramdisk subimage data!\n");
916 show_boot_progress (-127);
919 show_boot_progress (128);
921 rd_data = (ulong)data;
924 if (fit_image_get_load (fit_hdr, rd_noffset, &rd_load)) {
925 puts ("Can't get ramdisk subimage load address!\n");
926 show_boot_progress (-129);
929 show_boot_progress (129);
931 images->fit_hdr_rd = fit_hdr;
932 images->fit_uname_rd = fit_uname_ramdisk;
933 images->fit_noffset_rd = rd_noffset;
937 puts ("Wrong Ramdisk Image Format\n");
938 rd_data = rd_len = rd_load = 0;
941 #if defined(CONFIG_B2) || defined(CONFIG_EVB4510) || defined(CONFIG_ARMADILLO)
943 * We need to copy the ramdisk to SRAM to let Linux boot
946 memmove ((void *)rd_load, (uchar *)rd_data, rd_len);
949 #endif /* CONFIG_B2 || CONFIG_EVB4510 || CONFIG_ARMADILLO */
951 } else if (images->legacy_hdr_valid &&
952 image_check_type (&images->legacy_hdr_os_copy, IH_TYPE_MULTI)) {
954 * Now check if we have a legacy mult-component image,
955 * get second entry data start address and len.
957 show_boot_progress (13);
958 printf ("## Loading init Ramdisk from multi component "
959 "Legacy Image at %08lx ...\n",
960 (ulong)images->legacy_hdr_os);
962 image_multi_getimg (images->legacy_hdr_os, 1, &rd_data, &rd_len);
967 show_boot_progress (14);
968 rd_len = rd_data = 0;
972 debug ("## No init Ramdisk\n");
975 *rd_end = rd_data + rd_len;
977 debug (" ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n",
983 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_SPARC)
985 * boot_ramdisk_high - relocate init ramdisk
986 * @lmb: pointer to lmb handle, will be used for memory mgmt
987 * @rd_data: ramdisk data start address
988 * @rd_len: ramdisk data length
989 * @initrd_start: pointer to a ulong variable, will hold final init ramdisk
990 * start address (after possible relocation)
991 * @initrd_end: pointer to a ulong variable, will hold final init ramdisk
992 * end address (after possible relocation)
994 * boot_ramdisk_high() takes a relocation hint from "initrd_high" environement
995 * variable and if requested ramdisk data is moved to a specified location.
997 * Initrd_start and initrd_end are set to final (after relocation) ramdisk
998 * start/end addresses if ramdisk image start and len were provided,
999 * otherwise set initrd_start and initrd_end set to zeros.
1005 int boot_ramdisk_high (struct lmb *lmb, ulong rd_data, ulong rd_len,
1006 ulong *initrd_start, ulong *initrd_end)
1010 int initrd_copy_to_ram = 1;
1012 if ((s = getenv ("initrd_high")) != NULL) {
1013 /* a value of "no" or a similar string will act like 0,
1014 * turning the "load high" feature off. This is intentional.
1016 initrd_high = simple_strtoul (s, NULL, 16);
1017 if (initrd_high == ~0)
1018 initrd_copy_to_ram = 0;
1020 /* not set, no restrictions to load high */
1025 #ifdef CONFIG_LOGBUFFER
1026 /* Prevent initrd from overwriting logbuffer */
1027 lmb_reserve(lmb, logbuffer_base() - LOGBUFF_OVERHEAD, LOGBUFF_RESERVE);
1030 debug ("## initrd_high = 0x%08lx, copy_to_ram = %d\n",
1031 initrd_high, initrd_copy_to_ram);
1034 if (!initrd_copy_to_ram) { /* zero-copy ramdisk support */
1035 debug (" in-place initrd\n");
1036 *initrd_start = rd_data;
1037 *initrd_end = rd_data + rd_len;
1038 lmb_reserve(lmb, rd_data, rd_len);
1041 *initrd_start = (ulong)lmb_alloc_base (lmb, rd_len, 0x1000, initrd_high);
1043 *initrd_start = (ulong)lmb_alloc (lmb, rd_len, 0x1000);
1045 if (*initrd_start == 0) {
1046 puts ("ramdisk - allocation error\n");
1049 show_boot_progress (12);
1051 *initrd_end = *initrd_start + rd_len;
1052 printf (" Loading Ramdisk to %08lx, end %08lx ... ",
1053 *initrd_start, *initrd_end);
1055 memmove_wd ((void *)*initrd_start,
1056 (void *)rd_data, rd_len, CHUNKSZ);
1064 debug (" ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n",
1065 *initrd_start, *initrd_end);
1074 * boot_get_cmdline - allocate and initialize kernel cmdline
1075 * @lmb: pointer to lmb handle, will be used for memory mgmt
1076 * @cmd_start: pointer to a ulong variable, will hold cmdline start
1077 * @cmd_end: pointer to a ulong variable, will hold cmdline end
1078 * @bootmap_base: ulong variable, holds offset in physical memory to
1081 * boot_get_cmdline() allocates space for kernel command line below
1082 * BOOTMAPSZ + bootmap_base address. If "bootargs" U-boot environemnt
1083 * variable is present its contents is copied to allocated kernel
1090 int boot_get_cmdline (struct lmb *lmb, ulong *cmd_start, ulong *cmd_end,
1096 cmdline = (char *)(ulong)lmb_alloc_base(lmb, CFG_BARGSIZE, 0xf,
1097 CFG_BOOTMAPSZ + bootmap_base);
1099 if (cmdline == NULL)
1102 if ((s = getenv("bootargs")) == NULL)
1107 *cmd_start = (ulong) & cmdline[0];
1108 *cmd_end = *cmd_start + strlen(cmdline);
1110 debug ("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end);
1116 * boot_get_kbd - allocate and initialize kernel copy of board info
1117 * @lmb: pointer to lmb handle, will be used for memory mgmt
1118 * @kbd: double pointer to board info data
1119 * @bootmap_base: ulong variable, holds offset in physical memory to
1122 * boot_get_kbd() allocates space for kernel copy of board info data below
1123 * BOOTMAPSZ + bootmap_base address and kernel board info is initialized with
1124 * the current u-boot board info data.
1130 int boot_get_kbd (struct lmb *lmb, bd_t **kbd, ulong bootmap_base)
1132 *kbd = (bd_t *)(ulong)lmb_alloc_base(lmb, sizeof(bd_t), 0xf,
1133 CFG_BOOTMAPSZ + bootmap_base);
1139 debug ("## kernel board info at 0x%08lx\n", (ulong)*kbd);
1141 #if defined(DEBUG) && defined(CONFIG_CMD_BDI)
1142 do_bdinfo(NULL, 0, 0, NULL);
1147 #endif /* CONFIG_PPC || CONFIG_M68K */
1148 #endif /* !USE_HOSTCC */
1150 #if defined(CONFIG_FIT)
1151 /*****************************************************************************/
1152 /* New uImage format routines */
1153 /*****************************************************************************/
1155 static int fit_parse_spec (const char *spec, char sepc, ulong addr_curr,
1156 ulong *addr, const char **name)
1163 sep = strchr (spec, sepc);
1166 *addr = simple_strtoul (spec, NULL, 16);
1176 * fit_parse_conf - parse FIT configuration spec
1177 * @spec: input string, containing configuration spec
1178 * @add_curr: current image address (to be used as a possible default)
1179 * @addr: pointer to a ulong variable, will hold FIT image address of a given
1181 * @conf_name double pointer to a char, will hold pointer to a configuration
1184 * fit_parse_conf() expects configuration spec in the for of [<addr>]#<conf>,
1185 * where <addr> is a FIT image address that contains configuration
1186 * with a <conf> unit name.
1188 * Address part is optional, and if omitted default add_curr will
1192 * 1 if spec is a valid configuration string,
1193 * addr and conf_name are set accordingly
1196 inline int fit_parse_conf (const char *spec, ulong addr_curr,
1197 ulong *addr, const char **conf_name)
1199 return fit_parse_spec (spec, '#', addr_curr, addr, conf_name);
1203 * fit_parse_subimage - parse FIT subimage spec
1204 * @spec: input string, containing subimage spec
1205 * @add_curr: current image address (to be used as a possible default)
1206 * @addr: pointer to a ulong variable, will hold FIT image address of a given
1208 * @image_name: double pointer to a char, will hold pointer to a subimage name
1210 * fit_parse_subimage() expects subimage spec in the for of
1211 * [<addr>]:<subimage>, where <addr> is a FIT image address that contains
1212 * subimage with a <subimg> unit name.
1214 * Address part is optional, and if omitted default add_curr will
1218 * 1 if spec is a valid subimage string,
1219 * addr and image_name are set accordingly
1222 inline int fit_parse_subimage (const char *spec, ulong addr_curr,
1223 ulong *addr, const char **image_name)
1225 return fit_parse_spec (spec, ':', addr_curr, addr, image_name);
1227 #endif /* !USE_HOSTCC */
1229 static void fit_get_debug (const void *fit, int noffset,
1230 char *prop_name, int err)
1232 debug ("Can't get '%s' property from FIT 0x%08lx, "
1233 "node: offset %d, name %s (%s)\n",
1234 prop_name, (ulong)fit, noffset,
1235 fit_get_name (fit, noffset, NULL),
1236 fdt_strerror (err));
1240 * fit_print_contents - prints out the contents of the FIT format image
1241 * @fit: pointer to the FIT format image header
1242 * @p: pointer to prefix string
1244 * fit_print_contents() formats a multi line FIT image contents description.
1245 * The routine prints out FIT image properties (root node level) follwed by
1246 * the details of each component image.
1249 * no returned results
1251 void fit_print_contents (const void *fit)
1262 #if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
1272 /* Root node properties */
1273 ret = fit_get_desc (fit, 0, &desc);
1274 printf ("%sFIT description: ", p);
1276 printf ("unavailable\n");
1278 printf ("%s\n", desc);
1280 #if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
1281 ret = fit_get_timestamp (fit, 0, ×tamp);
1282 printf ("%sCreated: ", p);
1284 printf ("unavailable\n");
1286 genimg_print_time (timestamp);
1289 /* Find images parent node offset */
1290 images_noffset = fdt_path_offset (fit, FIT_IMAGES_PATH);
1291 if (images_noffset < 0) {
1292 printf ("Can't find images parent node '%s' (%s)\n",
1293 FIT_IMAGES_PATH, fdt_strerror (images_noffset));
1297 /* Process its subnodes, print out component images details */
1298 for (ndepth = 0, count = 0, noffset = fdt_next_node (fit, images_noffset, &ndepth);
1299 (noffset >= 0) && (ndepth > 0);
1300 noffset = fdt_next_node (fit, noffset, &ndepth)) {
1303 * Direct child node of the images parent node,
1304 * i.e. component image node.
1306 printf ("%s Image %u (%s)\n", p, count++,
1307 fit_get_name(fit, noffset, NULL));
1309 fit_image_print (fit, noffset, p);
1313 /* Find configurations parent node offset */
1314 confs_noffset = fdt_path_offset (fit, FIT_CONFS_PATH);
1315 if (confs_noffset < 0) {
1316 debug ("Can't get configurations parent node '%s' (%s)\n",
1317 FIT_CONFS_PATH, fdt_strerror (confs_noffset));
1321 /* get default configuration unit name from default property */
1322 uname = (char *)fdt_getprop (fit, noffset, FIT_DEFAULT_PROP, NULL);
1324 printf ("%s Default Configuration: '%s'\n", p, uname);
1326 /* Process its subnodes, print out configurations details */
1327 for (ndepth = 0, count = 0, noffset = fdt_next_node (fit, confs_noffset, &ndepth);
1328 (noffset >= 0) && (ndepth > 0);
1329 noffset = fdt_next_node (fit, noffset, &ndepth)) {
1332 * Direct child node of the configurations parent node,
1333 * i.e. configuration node.
1335 printf ("%s Configuration %u (%s)\n", p, count++,
1336 fit_get_name(fit, noffset, NULL));
1338 fit_conf_print (fit, noffset, p);
1344 * fit_image_print - prints out the FIT component image details
1345 * @fit: pointer to the FIT format image header
1346 * @image_noffset: offset of the component image node
1347 * @p: pointer to prefix string
1349 * fit_image_print() lists all mandatory properies for the processed component
1350 * image. If present, hash nodes are printed out as well.
1353 * no returned results
1355 void fit_image_print (const void *fit, int image_noffset, const char *p)
1358 uint8_t type, arch, os, comp;
1366 /* Mandatory properties */
1367 ret = fit_get_desc (fit, image_noffset, &desc);
1368 printf ("%s Description: ", p);
1370 printf ("unavailable\n");
1372 printf ("%s\n", desc);
1374 fit_image_get_type (fit, image_noffset, &type);
1375 printf ("%s Type: %s\n", p, genimg_get_type_name (type));
1377 fit_image_get_comp (fit, image_noffset, &comp);
1378 printf ("%s Compression: %s\n", p, genimg_get_comp_name (comp));
1380 ret = fit_image_get_data (fit, image_noffset, &data, &size);
1383 printf ("%s Data Start: ", p);
1385 printf ("unavailable\n");
1387 printf ("0x%08lx\n", (ulong)data);
1390 printf ("%s Data Size: ", p);
1392 printf ("unavailable\n");
1394 genimg_print_size (size);
1396 /* Remaining, type dependent properties */
1397 if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE) ||
1398 (type == IH_TYPE_RAMDISK) || (type == IH_TYPE_FIRMWARE) ||
1399 (type == IH_TYPE_FLATDT)) {
1400 fit_image_get_arch (fit, image_noffset, &arch);
1401 printf ("%s Architecture: %s\n", p, genimg_get_arch_name (arch));
1404 if (type == IH_TYPE_KERNEL) {
1405 fit_image_get_os (fit, image_noffset, &os);
1406 printf ("%s OS: %s\n", p, genimg_get_os_name (os));
1409 if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE)) {
1410 ret = fit_image_get_load (fit, image_noffset, &load);
1411 printf ("%s Load Address: ", p);
1413 printf ("unavailable\n");
1415 printf ("0x%08lx\n", load);
1417 fit_image_get_entry (fit, image_noffset, &entry);
1418 printf ("%s Entry Point: ", p);
1420 printf ("unavailable\n");
1422 printf ("0x%08lx\n", entry);
1425 /* Process all hash subnodes of the component image node */
1426 for (ndepth = 0, noffset = fdt_next_node (fit, image_noffset, &ndepth);
1427 (noffset >= 0) && (ndepth > 0);
1428 noffset = fdt_next_node (fit, noffset, &ndepth)) {
1430 /* Direct child node of the component image node */
1431 fit_image_print_hash (fit, noffset, p);
1437 * fit_image_print_hash - prints out the hash node details
1438 * @fit: pointer to the FIT format image header
1439 * @noffset: offset of the hash node
1440 * @p: pointer to prefix string
1442 * fit_image_print_hash() lists properies for the processed hash node
1445 * no returned results
1447 void fit_image_print_hash (const void *fit, int noffset, const char *p)
1455 * Check subnode name, must be equal to "hash".
1456 * Multiple hash nodes require unique unit node
1457 * names, e.g. hash@1, hash@2, etc.
1459 if (strncmp (fit_get_name(fit, noffset, NULL),
1461 strlen(FIT_HASH_NODENAME)) != 0)
1464 debug ("%s Hash node: '%s'\n", p,
1465 fit_get_name (fit, noffset, NULL));
1467 printf ("%s Hash algo: ", p);
1468 if (fit_image_hash_get_algo (fit, noffset, &algo)) {
1469 printf ("invalid/unsupported\n");
1472 printf ("%s\n", algo);
1474 ret = fit_image_hash_get_value (fit, noffset, &value,
1476 printf ("%s Hash value: ", p);
1478 printf ("unavailable\n");
1480 for (i = 0; i < value_len; i++)
1481 printf ("%02x", value[i]);
1485 debug ("%s Hash len: %d\n", p, value_len);
1489 * fit_get_desc - get node description property
1490 * @fit: pointer to the FIT format image header
1491 * @noffset: node offset
1492 * @desc: double pointer to the char, will hold pointer to the descrption
1494 * fit_get_desc() reads description property from a given node, if
1495 * description is found pointer to it is returened in third call argument.
1501 int fit_get_desc (const void *fit, int noffset, char **desc)
1505 *desc = (char *)fdt_getprop (fit, noffset, FIT_DESC_PROP, &len);
1506 if (*desc == NULL) {
1507 fit_get_debug (fit, noffset, FIT_DESC_PROP, len);
1515 * fit_get_timestamp - get node timestamp property
1516 * @fit: pointer to the FIT format image header
1517 * @noffset: node offset
1518 * @timestamp: pointer to the time_t, will hold read timestamp
1520 * fit_get_timestamp() reads timestamp poperty from given node, if timestamp
1521 * is found and has a correct size its value is retured in third call
1526 * -1, on property read failure
1527 * -2, on wrong timestamp size
1529 int fit_get_timestamp (const void *fit, int noffset, time_t *timestamp)
1534 data = fdt_getprop (fit, noffset, FIT_TIMESTAMP_PROP, &len);
1536 fit_get_debug (fit, noffset, FIT_TIMESTAMP_PROP, len);
1539 if (len != sizeof (uint32_t)) {
1540 debug ("FIT timestamp with incorrect size of (%u)\n", len);
1544 *timestamp = uimage_to_cpu (*((uint32_t *)data));
1549 * fit_image_get_node - get node offset for component image of a given unit name
1550 * @fit: pointer to the FIT format image header
1551 * @image_uname: component image node unit name
1553 * fit_image_get_node() finds a component image (withing the '/images'
1554 * node) of a provided unit name. If image is found its node offset is
1555 * returned to the caller.
1558 * image node offset when found (>=0)
1559 * negative number on failure (FDT_ERR_* code)
1561 int fit_image_get_node (const void *fit, const char *image_uname)
1563 int noffset, images_noffset;
1565 images_noffset = fdt_path_offset (fit, FIT_IMAGES_PATH);
1566 if (images_noffset < 0) {
1567 debug ("Can't find images parent node '%s' (%s)\n",
1568 FIT_IMAGES_PATH, fdt_strerror (images_noffset));
1569 return images_noffset;
1572 noffset = fdt_subnode_offset (fit, images_noffset, image_uname);
1574 debug ("Can't get node offset for image unit name: '%s' (%s)\n",
1575 image_uname, fdt_strerror (noffset));
1582 * fit_image_get_os - get os id for a given component image node
1583 * @fit: pointer to the FIT format image header
1584 * @noffset: component image node offset
1585 * @os: pointer to the uint8_t, will hold os numeric id
1587 * fit_image_get_os() finds os property in a given component image node.
1588 * If the property is found, its (string) value is translated to the numeric
1589 * id which is returned to the caller.
1595 int fit_image_get_os (const void *fit, int noffset, uint8_t *os)
1600 /* Get OS name from property data */
1601 data = fdt_getprop (fit, noffset, FIT_OS_PROP, &len);
1603 fit_get_debug (fit, noffset, FIT_OS_PROP, len);
1608 /* Translate OS name to id */
1609 *os = genimg_get_os_id (data);
1614 * fit_image_get_arch - get arch id for a given component image node
1615 * @fit: pointer to the FIT format image header
1616 * @noffset: component image node offset
1617 * @arch: pointer to the uint8_t, will hold arch numeric id
1619 * fit_image_get_arch() finds arch property in a given component image node.
1620 * If the property is found, its (string) value is translated to the numeric
1621 * id which is returned to the caller.
1627 int fit_image_get_arch (const void *fit, int noffset, uint8_t *arch)
1632 /* Get architecture name from property data */
1633 data = fdt_getprop (fit, noffset, FIT_ARCH_PROP, &len);
1635 fit_get_debug (fit, noffset, FIT_ARCH_PROP, len);
1640 /* Translate architecture name to id */
1641 *arch = genimg_get_arch_id (data);
1646 * fit_image_get_type - get type id for a given component image node
1647 * @fit: pointer to the FIT format image header
1648 * @noffset: component image node offset
1649 * @type: pointer to the uint8_t, will hold type numeric id
1651 * fit_image_get_type() finds type property in a given component image node.
1652 * If the property is found, its (string) value is translated to the numeric
1653 * id which is returned to the caller.
1659 int fit_image_get_type (const void *fit, int noffset, uint8_t *type)
1664 /* Get image type name from property data */
1665 data = fdt_getprop (fit, noffset, FIT_TYPE_PROP, &len);
1667 fit_get_debug (fit, noffset, FIT_TYPE_PROP, len);
1672 /* Translate image type name to id */
1673 *type = genimg_get_type_id (data);
1678 * fit_image_get_comp - get comp id for a given component image node
1679 * @fit: pointer to the FIT format image header
1680 * @noffset: component image node offset
1681 * @comp: pointer to the uint8_t, will hold comp numeric id
1683 * fit_image_get_comp() finds comp property in a given component image node.
1684 * If the property is found, its (string) value is translated to the numeric
1685 * id which is returned to the caller.
1691 int fit_image_get_comp (const void *fit, int noffset, uint8_t *comp)
1696 /* Get compression name from property data */
1697 data = fdt_getprop (fit, noffset, FIT_COMP_PROP, &len);
1699 fit_get_debug (fit, noffset, FIT_COMP_PROP, len);
1704 /* Translate compression name to id */
1705 *comp = genimg_get_comp_id (data);
1710 * fit_image_get_load - get load address property for a given component image node
1711 * @fit: pointer to the FIT format image header
1712 * @noffset: component image node offset
1713 * @load: pointer to the uint32_t, will hold load address
1715 * fit_image_get_load() finds load address property in a given component image node.
1716 * If the property is found, its value is returned to the caller.
1722 int fit_image_get_load (const void *fit, int noffset, ulong *load)
1725 const uint32_t *data;
1727 data = fdt_getprop (fit, noffset, FIT_LOAD_PROP, &len);
1729 fit_get_debug (fit, noffset, FIT_LOAD_PROP, len);
1733 *load = uimage_to_cpu (*data);
1738 * fit_image_get_entry - get entry point address property for a given component image node
1739 * @fit: pointer to the FIT format image header
1740 * @noffset: component image node offset
1741 * @entry: pointer to the uint32_t, will hold entry point address
1743 * fit_image_get_entry() finds entry point address property in a given component image node.
1744 * If the property is found, its value is returned to the caller.
1750 int fit_image_get_entry (const void *fit, int noffset, ulong *entry)
1753 const uint32_t *data;
1755 data = fdt_getprop (fit, noffset, FIT_ENTRY_PROP, &len);
1757 fit_get_debug (fit, noffset, FIT_ENTRY_PROP, len);
1761 *entry = uimage_to_cpu (*data);
1766 * fit_image_get_data - get data property and its size for a given component image node
1767 * @fit: pointer to the FIT format image header
1768 * @noffset: component image node offset
1769 * @data: double pointer to void, will hold data property's data address
1770 * @size: pointer to size_t, will hold data property's data size
1772 * fit_image_get_data() finds data property in a given component image node.
1773 * If the property is found its data start address and size are returned to
1780 int fit_image_get_data (const void *fit, int noffset,
1781 const void **data, size_t *size)
1785 *data = fdt_getprop (fit, noffset, FIT_DATA_PROP, &len);
1786 if (*data == NULL) {
1787 fit_get_debug (fit, noffset, FIT_DATA_PROP, len);
1797 * fit_image_hash_get_algo - get hash algorithm name
1798 * @fit: pointer to the FIT format image header
1799 * @noffset: hash node offset
1800 * @algo: double pointer to char, will hold pointer to the algorithm name
1802 * fit_image_hash_get_algo() finds hash algorithm property in a given hash node.
1803 * If the property is found its data start address is returned to the caller.
1809 int fit_image_hash_get_algo (const void *fit, int noffset, char **algo)
1813 *algo = (char *)fdt_getprop (fit, noffset, FIT_ALGO_PROP, &len);
1814 if (*algo == NULL) {
1815 fit_get_debug (fit, noffset, FIT_ALGO_PROP, len);
1823 * fit_image_hash_get_value - get hash value and length
1824 * @fit: pointer to the FIT format image header
1825 * @noffset: hash node offset
1826 * @value: double pointer to uint8_t, will hold address of a hash value data
1827 * @value_len: pointer to an int, will hold hash data length
1829 * fit_image_hash_get_value() finds hash value property in a given hash node.
1830 * If the property is found its data start address and size are returned to
1837 int fit_image_hash_get_value (const void *fit, int noffset, uint8_t **value,
1842 *value = (uint8_t *)fdt_getprop (fit, noffset, FIT_VALUE_PROP, &len);
1843 if (*value == NULL) {
1844 fit_get_debug (fit, noffset, FIT_VALUE_PROP, len);
1854 * fit_set_timestamp - set node timestamp property
1855 * @fit: pointer to the FIT format image header
1856 * @noffset: node offset
1857 * @timestamp: timestamp value to be set
1859 * fit_set_timestamp() attempts to set timestamp property in the requested
1860 * node and returns operation status to the caller.
1864 * -1, on property read failure
1866 int fit_set_timestamp (void *fit, int noffset, time_t timestamp)
1871 t = cpu_to_uimage (timestamp);
1872 ret = fdt_setprop (fit, noffset, FIT_TIMESTAMP_PROP, &t,
1875 printf ("Can't set '%s' property for '%s' node (%s)\n",
1876 FIT_TIMESTAMP_PROP, fit_get_name (fit, noffset, NULL),
1877 fdt_strerror (ret));
1885 * calculate_hash - calculate and return hash for provided input data
1886 * @data: pointer to the input data
1887 * @data_len: data length
1888 * @algo: requested hash algorithm
1889 * @value: pointer to the char, will hold hash value data (caller must
1890 * allocate enough free space)
1891 * value_len: length of the calculated hash
1893 * calculate_hash() computes input data hash according to the requested algorithm.
1894 * Resulting hash value is placed in caller provided 'value' buffer, length
1895 * of the calculated hash is returned via value_len pointer argument.
1899 * -1, when algo is unsupported
1901 static int calculate_hash (const void *data, int data_len, const char *algo,
1902 uint8_t *value, int *value_len)
1904 if (strcmp (algo, "crc32") == 0 ) {
1905 *((uint32_t *)value) = crc32_wd (0, data, data_len,
1907 *((uint32_t *)value) = cpu_to_uimage (*((uint32_t *)value));
1909 } else if (strcmp (algo, "sha1") == 0 ) {
1910 sha1_csum_wd ((unsigned char *) data, data_len,
1911 (unsigned char *) value, CHUNKSZ_SHA1);
1913 } else if (strcmp (algo, "md5") == 0 ) {
1914 md5_wd ((unsigned char *)data, data_len, value, CHUNKSZ_MD5);
1917 debug ("Unsupported hash alogrithm\n");
1925 * fit_set_hashes - process FIT component image nodes and calculate hashes
1926 * @fit: pointer to the FIT format image header
1928 * fit_set_hashes() adds hash values for all component images in the FIT blob.
1929 * Hashes are calculated for all component images which have hash subnodes
1930 * with algorithm property set to one of the supported hash algorithms.
1934 * libfdt error code, on failure
1936 int fit_set_hashes (void *fit)
1943 /* Find images parent node offset */
1944 images_noffset = fdt_path_offset (fit, FIT_IMAGES_PATH);
1945 if (images_noffset < 0) {
1946 printf ("Can't find images parent node '%s' (%s)\n",
1947 FIT_IMAGES_PATH, fdt_strerror (images_noffset));
1948 return images_noffset;
1951 /* Process its subnodes, print out component images details */
1952 for (ndepth = 0, noffset = fdt_next_node (fit, images_noffset, &ndepth);
1953 (noffset >= 0) && (ndepth > 0);
1954 noffset = fdt_next_node (fit, noffset, &ndepth)) {
1957 * Direct child node of the images parent node,
1958 * i.e. component image node.
1960 ret = fit_image_set_hashes (fit, noffset);
1970 * fit_image_set_hashes - calculate/set hashes for given component image node
1971 * @fit: pointer to the FIT format image header
1972 * @image_noffset: requested component image node
1974 * fit_image_set_hashes() adds hash values for an component image node. All
1975 * existing hash subnodes are checked, if algorithm property is set to one of
1976 * the supported hash algorithms, hash value is computed and corresponding
1977 * hash node property is set, for example:
1979 * Input component image node structure:
1981 * o image@1 (at image_noffset)
1982 * | - data = [binary data]
1986 * Output component image node structure:
1988 * o image@1 (at image_noffset)
1989 * | - data = [binary data]
1992 * |- value = sha1(data)
1998 int fit_image_set_hashes (void *fit, int image_noffset)
2003 uint8_t value[FIT_MAX_HASH_LEN];
2008 /* Get image data and data length */
2009 if (fit_image_get_data (fit, image_noffset, &data, &size)) {
2010 printf ("Can't get image data/size\n");
2014 /* Process all hash subnodes of the component image node */
2015 for (ndepth = 0, noffset = fdt_next_node (fit, image_noffset, &ndepth);
2016 (noffset >= 0) && (ndepth > 0);
2017 noffset = fdt_next_node (fit, noffset, &ndepth)) {
2019 /* Direct child node of the component image node */
2022 * Check subnode name, must be equal to "hash".
2023 * Multiple hash nodes require unique unit node
2024 * names, e.g. hash@1, hash@2, etc.
2026 if (strncmp (fit_get_name(fit, noffset, NULL),
2028 strlen(FIT_HASH_NODENAME)) != 0) {
2029 /* Not a hash subnode, skip it */
2033 if (fit_image_hash_get_algo (fit, noffset, &algo)) {
2034 printf ("Can't get hash algo property for "
2035 "'%s' hash node in '%s' image node\n",
2036 fit_get_name (fit, noffset, NULL),
2037 fit_get_name (fit, image_noffset, NULL));
2041 if (calculate_hash (data, size, algo, value, &value_len)) {
2042 printf ("Unsupported hash algorithm (%s) for "
2043 "'%s' hash node in '%s' image node\n",
2044 algo, fit_get_name (fit, noffset, NULL),
2045 fit_get_name (fit, image_noffset, NULL));
2049 if (fit_image_hash_set_value (fit, noffset, value,
2051 printf ("Can't set hash value for "
2052 "'%s' hash node in '%s' image node\n",
2053 fit_get_name (fit, noffset, NULL),
2054 fit_get_name (fit, image_noffset, NULL));
2064 * fit_image_hash_set_value - set hash value in requested has node
2065 * @fit: pointer to the FIT format image header
2066 * @noffset: hash node offset
2067 * @value: hash value to be set
2068 * @value_len: hash value length
2070 * fit_image_hash_set_value() attempts to set hash value in a node at offset
2071 * given and returns operation status to the caller.
2077 int fit_image_hash_set_value (void *fit, int noffset, uint8_t *value,
2082 ret = fdt_setprop (fit, noffset, FIT_VALUE_PROP, value, value_len);
2084 printf ("Can't set hash '%s' property for '%s' node (%s)\n",
2085 FIT_VALUE_PROP, fit_get_name (fit, noffset, NULL),
2086 fdt_strerror (ret));
2092 #endif /* USE_HOSTCC */
2095 * fit_image_check_hashes - verify data intergity
2096 * @fit: pointer to the FIT format image header
2097 * @image_noffset: component image node offset
2099 * fit_image_check_hashes() goes over component image hash nodes,
2100 * re-calculates each data hash and compares with the value stored in hash
2104 * 1, if all hashes are valid
2105 * 0, otherwise (or on error)
2107 int fit_image_check_hashes (const void *fit, int image_noffset)
2114 uint8_t value[FIT_MAX_HASH_LEN];
2120 /* Get image data and data length */
2121 if (fit_image_get_data (fit, image_noffset, &data, &size)) {
2122 printf ("Can't get image data/size\n");
2126 /* Process all hash subnodes of the component image node */
2127 for (ndepth = 0, noffset = fdt_next_node (fit, image_noffset, &ndepth);
2128 (noffset >= 0) && (ndepth > 0);
2129 noffset = fdt_next_node (fit, noffset, &ndepth)) {
2131 /* Direct child node of the component image node */
2134 * Check subnode name, must be equal to "hash".
2135 * Multiple hash nodes require unique unit node
2136 * names, e.g. hash@1, hash@2, etc.
2138 if (strncmp (fit_get_name(fit, noffset, NULL),
2140 strlen(FIT_HASH_NODENAME)) != 0)
2143 if (fit_image_hash_get_algo (fit, noffset, &algo)) {
2144 err_msg = "Can't get hash algo property";
2147 printf ("%s", algo);
2149 if (fit_image_hash_get_value (fit, noffset, &fit_value,
2151 err_msg = "Can't get hash value property";
2155 if (calculate_hash (data, size, algo, value, &value_len)) {
2156 err_msg = "Unsupported hash algorithm";
2160 if (value_len != fit_value_len) {
2161 err_msg = "Bad hash value len";
2163 } else if (memcmp (value, fit_value, value_len) != 0) {
2164 err_msg = "Bad hash value";
2174 printf ("%s for '%s' hash node in '%s' image node\n",
2175 err_msg, fit_get_name (fit, noffset, NULL),
2176 fit_get_name (fit, image_noffset, NULL));
2181 * fit_image_check_os - check whether image node is of a given os type
2182 * @fit: pointer to the FIT format image header
2183 * @noffset: component image node offset
2184 * @os: requested image os
2186 * fit_image_check_os() reads image os property and compares its numeric
2187 * id with the requested os. Comparison result is returned to the caller.
2190 * 1 if image is of given os type
2191 * 0 otherwise (or on error)
2193 int fit_image_check_os (const void *fit, int noffset, uint8_t os)
2197 if (fit_image_get_os (fit, noffset, &image_os))
2199 return (os == image_os);
2203 * fit_image_check_arch - check whether image node is of a given arch
2204 * @fit: pointer to the FIT format image header
2205 * @noffset: component image node offset
2206 * @arch: requested imagearch
2208 * fit_image_check_arch() reads image arch property and compares its numeric
2209 * id with the requested arch. Comparison result is returned to the caller.
2212 * 1 if image is of given arch
2213 * 0 otherwise (or on error)
2215 int fit_image_check_arch (const void *fit, int noffset, uint8_t arch)
2219 if (fit_image_get_arch (fit, noffset, &image_arch))
2221 return (arch == image_arch);
2225 * fit_image_check_type - check whether image node is of a given type
2226 * @fit: pointer to the FIT format image header
2227 * @noffset: component image node offset
2228 * @type: requested image type
2230 * fit_image_check_type() reads image type property and compares its numeric
2231 * id with the requested type. Comparison result is returned to the caller.
2234 * 1 if image is of given type
2235 * 0 otherwise (or on error)
2237 int fit_image_check_type (const void *fit, int noffset, uint8_t type)
2241 if (fit_image_get_type (fit, noffset, &image_type))
2243 return (type == image_type);
2247 * fit_image_check_comp - check whether image node uses given compression
2248 * @fit: pointer to the FIT format image header
2249 * @noffset: component image node offset
2250 * @comp: requested image compression type
2252 * fit_image_check_comp() reads image compression property and compares its
2253 * numeric id with the requested compression type. Comparison result is
2254 * returned to the caller.
2257 * 1 if image uses requested compression
2258 * 0 otherwise (or on error)
2260 int fit_image_check_comp (const void *fit, int noffset, uint8_t comp)
2264 if (fit_image_get_comp (fit, noffset, &image_comp))
2266 return (comp == image_comp);
2270 * fit_check_format - sanity check FIT image format
2271 * @fit: pointer to the FIT format image header
2273 * fit_check_format() runs a basic sanity FIT image verification.
2274 * Routine checks for mandatory properties, nodes, etc.
2280 int fit_check_format (const void *fit)
2282 /* mandatory / node 'description' property */
2283 if (fdt_getprop (fit, 0, FIT_DESC_PROP, NULL) == NULL) {
2284 debug ("Wrong FIT format: no description\n");
2288 #if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC)
2289 /* mandatory / node 'timestamp' property */
2290 if (fdt_getprop (fit, 0, FIT_TIMESTAMP_PROP, NULL) == NULL) {
2291 debug ("Wrong FIT format: no description\n");
2296 /* mandatory subimages parent '/images' node */
2297 if (fdt_path_offset (fit, FIT_IMAGES_PATH) < 0) {
2298 debug ("Wrong FIT format: no images parent node\n");
2306 * fit_conf_get_node - get node offset for configuration of a given unit name
2307 * @fit: pointer to the FIT format image header
2308 * @conf_uname: configuration node unit name
2310 * fit_conf_get_node() finds a configuration (withing the '/configurations'
2311 * parant node) of a provided unit name. If configuration is found its node offset
2312 * is returned to the caller.
2314 * When NULL is provided in second argument fit_conf_get_node() will search
2315 * for a default configuration node instead. Default configuration node unit name
2316 * is retrived from FIT_DEFAULT_PROP property of the '/configurations' node.
2319 * configuration node offset when found (>=0)
2320 * negative number on failure (FDT_ERR_* code)
2322 int fit_conf_get_node (const void *fit, const char *conf_uname)
2324 int noffset, confs_noffset;
2327 confs_noffset = fdt_path_offset (fit, FIT_CONFS_PATH);
2328 if (confs_noffset < 0) {
2329 debug ("Can't find configurations parent node '%s' (%s)\n",
2330 FIT_CONFS_PATH, fdt_strerror (confs_noffset));
2331 return confs_noffset;
2334 if (conf_uname == NULL) {
2335 /* get configuration unit name from the default property */
2336 debug ("No configuration specified, trying default...\n");
2337 conf_uname = (char *)fdt_getprop (fit, confs_noffset, FIT_DEFAULT_PROP, &len);
2338 if (conf_uname == NULL) {
2339 fit_get_debug (fit, confs_noffset, FIT_DEFAULT_PROP, len);
2342 debug ("Found default configuration: '%s'\n", conf_uname);
2345 noffset = fdt_subnode_offset (fit, confs_noffset, conf_uname);
2347 debug ("Can't get node offset for configuration unit name: '%s' (%s)\n",
2348 conf_uname, fdt_strerror (noffset));
2354 static int __fit_conf_get_prop_node (const void *fit, int noffset,
2355 const char *prop_name)
2360 /* get kernel image unit name from configuration kernel property */
2361 uname = (char *)fdt_getprop (fit, noffset, prop_name, &len);
2365 return fit_image_get_node (fit, uname);
2369 * fit_conf_get_kernel_node - get kernel image node offset that corresponds to
2370 * a given configuration
2371 * @fit: pointer to the FIT format image header
2372 * @noffset: configuration node offset
2374 * fit_conf_get_kernel_node() retrives kernel image node unit name from
2375 * configuration FIT_KERNEL_PROP property and translates it to the node
2379 * image node offset when found (>=0)
2380 * negative number on failure (FDT_ERR_* code)
2382 int fit_conf_get_kernel_node (const void *fit, int noffset)
2384 return __fit_conf_get_prop_node (fit, noffset, FIT_KERNEL_PROP);
2388 * fit_conf_get_ramdisk_node - get ramdisk image node offset that corresponds to
2389 * a given configuration
2390 * @fit: pointer to the FIT format image header
2391 * @noffset: configuration node offset
2393 * fit_conf_get_ramdisk_node() retrives ramdisk image node unit name from
2394 * configuration FIT_KERNEL_PROP property and translates it to the node
2398 * image node offset when found (>=0)
2399 * negative number on failure (FDT_ERR_* code)
2401 int fit_conf_get_ramdisk_node (const void *fit, int noffset)
2403 return __fit_conf_get_prop_node (fit, noffset, FIT_RAMDISK_PROP);
2407 * fit_conf_get_fdt_node - get fdt image node offset that corresponds to
2408 * a given configuration
2409 * @fit: pointer to the FIT format image header
2410 * @noffset: configuration node offset
2412 * fit_conf_get_fdt_node() retrives fdt image node unit name from
2413 * configuration FIT_KERNEL_PROP property and translates it to the node
2417 * image node offset when found (>=0)
2418 * negative number on failure (FDT_ERR_* code)
2420 int fit_conf_get_fdt_node (const void *fit, int noffset)
2422 return __fit_conf_get_prop_node (fit, noffset, FIT_FDT_PROP);
2426 * fit_conf_print - prints out the FIT configuration details
2427 * @fit: pointer to the FIT format image header
2428 * @noffset: offset of the configuration node
2429 * @p: pointer to prefix string
2431 * fit_conf_print() lists all mandatory properies for the processed
2432 * configuration node.
2435 * no returned results
2437 void fit_conf_print (const void *fit, int noffset, const char *p)
2443 /* Mandatory properties */
2444 ret = fit_get_desc (fit, noffset, &desc);
2445 printf ("%s Description: ", p);
2447 printf ("unavailable\n");
2449 printf ("%s\n", desc);
2451 uname = (char *)fdt_getprop (fit, noffset, FIT_KERNEL_PROP, NULL);
2452 printf ("%s Kernel: ", p);
2454 printf ("unavailable\n");
2456 printf ("%s\n", uname);
2458 /* Optional properties */
2459 uname = (char *)fdt_getprop (fit, noffset, FIT_RAMDISK_PROP, NULL);
2461 printf ("%s Init Ramdisk: %s\n", p, uname);
2463 uname = (char *)fdt_getprop (fit, noffset, FIT_FDT_PROP, NULL);
2465 printf ("%s FDT: %s\n", p, uname);
2469 * fit_check_ramdisk - verify FIT format ramdisk subimage
2470 * @fit_hdr: pointer to the FIT ramdisk header
2471 * @rd_noffset: ramdisk subimage node offset within FIT image
2472 * @arch: requested ramdisk image architecture type
2473 * @verify: data CRC verification flag
2475 * fit_check_ramdisk() verifies integrity of the ramdisk subimage and from
2476 * specified FIT image.
2483 static int fit_check_ramdisk (const void *fit, int rd_noffset, uint8_t arch, int verify)
2485 fit_image_print (fit, rd_noffset, " ");
2488 puts (" Verifying Hash Integrity ... ");
2489 if (!fit_image_check_hashes (fit, rd_noffset)) {
2490 puts ("Bad Data Hash\n");
2491 show_boot_progress (-125);
2497 show_boot_progress (126);
2498 if (!fit_image_check_os (fit, rd_noffset, IH_OS_LINUX) ||
2499 !fit_image_check_arch (fit, rd_noffset, arch) ||
2500 !fit_image_check_type (fit, rd_noffset, IH_TYPE_RAMDISK)) {
2501 printf ("No Linux %s Ramdisk Image\n",
2502 genimg_get_arch_name(arch));
2503 show_boot_progress (-126);
2507 show_boot_progress (127);
2510 #endif /* USE_HOSTCC */
2511 #endif /* CONFIG_FIT */