2 * (C) Copyright 2008 Semihalf
4 * (C) Copyright 2000-2006
5 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
7 * SPDX-License-Identifier: GPL-2.0+
14 #ifdef CONFIG_SHOW_BOOT_PROGRESS
15 #include <status_led.h>
18 #ifdef CONFIG_HAS_DATAFLASH
19 #include <dataflash.h>
22 #ifdef CONFIG_LOGBUFFER
28 #include <environment.h>
31 #if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT)
33 #include <fdt_support.h>
36 #include <u-boot/md5.h>
37 #include <u-boot/sha1.h>
38 #include <asm/errno.h>
42 extern int do_bdinfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
45 DECLARE_GLOBAL_DATA_PTR;
47 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
48 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
53 #include <u-boot/md5.h>
56 #endif /* !USE_HOSTCC*/
58 #include <u-boot/crc.h>
60 #ifndef CONFIG_SYS_BARGSIZE
61 #define CONFIG_SYS_BARGSIZE 512
64 static const table_entry_t uimage_arch[] = {
65 { IH_ARCH_INVALID, NULL, "Invalid ARCH", },
66 { IH_ARCH_ALPHA, "alpha", "Alpha", },
67 { IH_ARCH_ARM, "arm", "ARM", },
68 { IH_ARCH_I386, "x86", "Intel x86", },
69 { IH_ARCH_IA64, "ia64", "IA64", },
70 { IH_ARCH_M68K, "m68k", "M68K", },
71 { IH_ARCH_MICROBLAZE, "microblaze", "MicroBlaze", },
72 { IH_ARCH_MIPS, "mips", "MIPS", },
73 { IH_ARCH_MIPS64, "mips64", "MIPS 64 Bit", },
74 { IH_ARCH_NIOS2, "nios2", "NIOS II", },
75 { IH_ARCH_PPC, "powerpc", "PowerPC", },
76 { IH_ARCH_PPC, "ppc", "PowerPC", },
77 { IH_ARCH_S390, "s390", "IBM S390", },
78 { IH_ARCH_SH, "sh", "SuperH", },
79 { IH_ARCH_SPARC, "sparc", "SPARC", },
80 { IH_ARCH_SPARC64, "sparc64", "SPARC 64 Bit", },
81 { IH_ARCH_BLACKFIN, "blackfin", "Blackfin", },
82 { IH_ARCH_AVR32, "avr32", "AVR32", },
83 { IH_ARCH_NDS32, "nds32", "NDS32", },
84 { IH_ARCH_OPENRISC, "or1k", "OpenRISC 1000",},
85 { IH_ARCH_SANDBOX, "sandbox", "Sandbox", },
86 { IH_ARCH_ARM64, "arm64", "AArch64", },
87 { IH_ARCH_ARC, "arc", "ARC", },
91 static const table_entry_t uimage_os[] = {
92 { IH_OS_INVALID, NULL, "Invalid OS", },
93 { IH_OS_LINUX, "linux", "Linux", },
94 #if defined(CONFIG_LYNXKDI) || defined(USE_HOSTCC)
95 { IH_OS_LYNXOS, "lynxos", "LynxOS", },
97 { IH_OS_NETBSD, "netbsd", "NetBSD", },
98 { IH_OS_OSE, "ose", "Enea OSE", },
99 { IH_OS_PLAN9, "plan9", "Plan 9", },
100 { IH_OS_RTEMS, "rtems", "RTEMS", },
101 { IH_OS_U_BOOT, "u-boot", "U-Boot", },
102 { IH_OS_VXWORKS, "vxworks", "VxWorks", },
103 #if defined(CONFIG_CMD_ELF) || defined(USE_HOSTCC)
104 { IH_OS_QNX, "qnx", "QNX", },
106 #if defined(CONFIG_INTEGRITY) || defined(USE_HOSTCC)
107 { IH_OS_INTEGRITY,"integrity", "INTEGRITY", },
110 { IH_OS_4_4BSD, "4_4bsd", "4_4BSD", },
111 { IH_OS_DELL, "dell", "Dell", },
112 { IH_OS_ESIX, "esix", "Esix", },
113 { IH_OS_FREEBSD, "freebsd", "FreeBSD", },
114 { IH_OS_IRIX, "irix", "Irix", },
115 { IH_OS_NCR, "ncr", "NCR", },
116 { IH_OS_OPENBSD, "openbsd", "OpenBSD", },
117 { IH_OS_PSOS, "psos", "pSOS", },
118 { IH_OS_SCO, "sco", "SCO", },
119 { IH_OS_SOLARIS, "solaris", "Solaris", },
120 { IH_OS_SVR4, "svr4", "SVR4", },
125 static const table_entry_t uimage_type[] = {
126 { IH_TYPE_AISIMAGE, "aisimage", "Davinci AIS image",},
127 { IH_TYPE_FILESYSTEM, "filesystem", "Filesystem Image", },
128 { IH_TYPE_FIRMWARE, "firmware", "Firmware", },
129 { IH_TYPE_FLATDT, "flat_dt", "Flat Device Tree", },
130 { IH_TYPE_GPIMAGE, "gpimage", "TI Keystone SPL Image",},
131 { IH_TYPE_KERNEL, "kernel", "Kernel Image", },
132 { IH_TYPE_KERNEL_NOLOAD, "kernel_noload", "Kernel Image (no loading done)", },
133 { IH_TYPE_KWBIMAGE, "kwbimage", "Kirkwood Boot Image",},
134 { IH_TYPE_IMXIMAGE, "imximage", "Freescale i.MX Boot Image",},
135 { IH_TYPE_INVALID, NULL, "Invalid Image", },
136 { IH_TYPE_MULTI, "multi", "Multi-File Image", },
137 { IH_TYPE_OMAPIMAGE, "omapimage", "TI OMAP SPL With GP CH",},
138 { IH_TYPE_PBLIMAGE, "pblimage", "Freescale PBL Boot Image",},
139 { IH_TYPE_RAMDISK, "ramdisk", "RAMDisk Image", },
140 { IH_TYPE_SCRIPT, "script", "Script", },
141 { IH_TYPE_SOCFPGAIMAGE, "socfpgaimage", "Altera SOCFPGA preloader",},
142 { IH_TYPE_STANDALONE, "standalone", "Standalone Program", },
143 { IH_TYPE_UBLIMAGE, "ublimage", "Davinci UBL image",},
144 { IH_TYPE_MXSIMAGE, "mxsimage", "Freescale MXS Boot Image",},
145 { IH_TYPE_ATMELIMAGE, "atmelimage", "ATMEL ROM-Boot Image",},
149 static const table_entry_t uimage_comp[] = {
150 { IH_COMP_NONE, "none", "uncompressed", },
151 { IH_COMP_BZIP2, "bzip2", "bzip2 compressed", },
152 { IH_COMP_GZIP, "gzip", "gzip compressed", },
153 { IH_COMP_LZMA, "lzma", "lzma compressed", },
154 { IH_COMP_LZO, "lzo", "lzo compressed", },
158 /*****************************************************************************/
159 /* Legacy format routines */
160 /*****************************************************************************/
161 int image_check_hcrc(const image_header_t *hdr)
164 ulong len = image_get_header_size();
165 image_header_t header;
167 /* Copy header so we can blank CRC field for re-calculation */
168 memmove(&header, (char *)hdr, image_get_header_size());
169 image_set_hcrc(&header, 0);
171 hcrc = crc32(0, (unsigned char *)&header, len);
173 return (hcrc == image_get_hcrc(hdr));
176 int image_check_dcrc(const image_header_t *hdr)
178 ulong data = image_get_data(hdr);
179 ulong len = image_get_data_size(hdr);
180 ulong dcrc = crc32_wd(0, (unsigned char *)data, len, CHUNKSZ_CRC32);
182 return (dcrc == image_get_dcrc(hdr));
186 * image_multi_count - get component (sub-image) count
187 * @hdr: pointer to the header of the multi component image
189 * image_multi_count() returns number of components in a multi
192 * Note: no checking of the image type is done, caller must pass
193 * a valid multi component image.
196 * number of components
198 ulong image_multi_count(const image_header_t *hdr)
203 /* get start of the image payload, which in case of multi
204 * component images that points to a table of component sizes */
205 size = (uint32_t *)image_get_data(hdr);
207 /* count non empty slots */
208 for (i = 0; size[i]; ++i)
215 * image_multi_getimg - get component data address and size
216 * @hdr: pointer to the header of the multi component image
217 * @idx: index of the requested component
218 * @data: pointer to a ulong variable, will hold component data address
219 * @len: pointer to a ulong variable, will hold component size
221 * image_multi_getimg() returns size and data address for the requested
222 * component in a multi component image.
224 * Note: no checking of the image type is done, caller must pass
225 * a valid multi component image.
228 * data address and size of the component, if idx is valid
229 * 0 in data and len, if idx is out of range
231 void image_multi_getimg(const image_header_t *hdr, ulong idx,
232 ulong *data, ulong *len)
236 ulong offset, count, img_data;
238 /* get number of component */
239 count = image_multi_count(hdr);
241 /* get start of the image payload, which in case of multi
242 * component images that points to a table of component sizes */
243 size = (uint32_t *)image_get_data(hdr);
245 /* get address of the proper component data start, which means
246 * skipping sizes table (add 1 for last, null entry) */
247 img_data = image_get_data(hdr) + (count + 1) * sizeof(uint32_t);
250 *len = uimage_to_cpu(size[idx]);
253 /* go over all indices preceding requested component idx */
254 for (i = 0; i < idx; i++) {
255 /* add up i-th component size, rounding up to 4 bytes */
256 offset += (uimage_to_cpu(size[i]) + 3) & ~3 ;
259 /* calculate idx-th component data address */
260 *data = img_data + offset;
267 static void image_print_type(const image_header_t *hdr)
269 const char *os, *arch, *type, *comp;
271 os = genimg_get_os_name(image_get_os(hdr));
272 arch = genimg_get_arch_name(image_get_arch(hdr));
273 type = genimg_get_type_name(image_get_type(hdr));
274 comp = genimg_get_comp_name(image_get_comp(hdr));
276 printf("%s %s %s (%s)\n", arch, os, type, comp);
280 * image_print_contents - prints out the contents of the legacy format image
281 * @ptr: pointer to the legacy format image header
282 * @p: pointer to prefix string
284 * image_print_contents() formats a multi line legacy image contents description.
285 * The routine prints out all header fields followed by the size/offset data
286 * for MULTI/SCRIPT images.
289 * no returned results
291 void image_print_contents(const void *ptr)
293 const image_header_t *hdr = (const image_header_t *)ptr;
296 p = IMAGE_INDENT_STRING;
297 printf("%sImage Name: %.*s\n", p, IH_NMLEN, image_get_name(hdr));
298 if (IMAGE_ENABLE_TIMESTAMP) {
299 printf("%sCreated: ", p);
300 genimg_print_time((time_t)image_get_time(hdr));
302 printf("%sImage Type: ", p);
303 image_print_type(hdr);
304 printf("%sData Size: ", p);
305 genimg_print_size(image_get_data_size(hdr));
306 printf("%sLoad Address: %08x\n", p, image_get_load(hdr));
307 printf("%sEntry Point: %08x\n", p, image_get_ep(hdr));
309 if (image_check_type(hdr, IH_TYPE_MULTI) ||
310 image_check_type(hdr, IH_TYPE_SCRIPT)) {
313 ulong count = image_multi_count(hdr);
315 printf("%sContents:\n", p);
316 for (i = 0; i < count; i++) {
317 image_multi_getimg(hdr, i, &data, &len);
319 printf("%s Image %d: ", p, i);
320 genimg_print_size(len);
322 if (image_check_type(hdr, IH_TYPE_SCRIPT) && i > 0) {
324 * the user may need to know offsets
325 * if planning to do something with
328 printf("%s Offset = 0x%08lx\n", p, data);
336 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
338 * image_get_ramdisk - get and verify ramdisk image
339 * @rd_addr: ramdisk image start address
340 * @arch: expected ramdisk architecture
341 * @verify: checksum verification flag
343 * image_get_ramdisk() returns a pointer to the verified ramdisk image
344 * header. Routine receives image start address and expected architecture
345 * flag. Verification done covers data and header integrity and os/type/arch
348 * If dataflash support is enabled routine checks for dataflash addresses
349 * and handles required dataflash reads.
352 * pointer to a ramdisk image header, if image was found and valid
353 * otherwise, return NULL
355 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
358 const image_header_t *rd_hdr = (const image_header_t *)rd_addr;
360 if (!image_check_magic(rd_hdr)) {
361 puts("Bad Magic Number\n");
362 bootstage_error(BOOTSTAGE_ID_RD_MAGIC);
366 if (!image_check_hcrc(rd_hdr)) {
367 puts("Bad Header Checksum\n");
368 bootstage_error(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
372 bootstage_mark(BOOTSTAGE_ID_RD_MAGIC);
373 image_print_contents(rd_hdr);
376 puts(" Verifying Checksum ... ");
377 if (!image_check_dcrc(rd_hdr)) {
378 puts("Bad Data CRC\n");
379 bootstage_error(BOOTSTAGE_ID_RD_CHECKSUM);
385 bootstage_mark(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
387 if (!image_check_os(rd_hdr, IH_OS_LINUX) ||
388 !image_check_arch(rd_hdr, arch) ||
389 !image_check_type(rd_hdr, IH_TYPE_RAMDISK)) {
390 printf("No Linux %s Ramdisk Image\n",
391 genimg_get_arch_name(arch));
392 bootstage_error(BOOTSTAGE_ID_RAMDISK);
399 #endif /* !USE_HOSTCC */
401 /*****************************************************************************/
402 /* Shared dual-format routines */
403 /*****************************************************************************/
405 ulong load_addr = CONFIG_SYS_LOAD_ADDR; /* Default Load Address */
406 ulong save_addr; /* Default Save Address */
407 ulong save_size; /* Default Save Size (in bytes) */
409 static int on_loadaddr(const char *name, const char *value, enum env_op op,
414 case env_op_overwrite:
415 load_addr = simple_strtoul(value, NULL, 16);
423 U_BOOT_ENV_CALLBACK(loadaddr, on_loadaddr);
425 ulong getenv_bootm_low(void)
427 char *s = getenv("bootm_low");
429 ulong tmp = simple_strtoul(s, NULL, 16);
433 #if defined(CONFIG_SYS_SDRAM_BASE)
434 return CONFIG_SYS_SDRAM_BASE;
435 #elif defined(CONFIG_ARM)
436 return gd->bd->bi_dram[0].start;
442 phys_size_t getenv_bootm_size(void)
445 char *s = getenv("bootm_size");
447 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
450 s = getenv("bootm_low");
452 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
457 #if defined(CONFIG_ARM)
458 return gd->bd->bi_dram[0].size - tmp;
460 return gd->bd->bi_memsize - tmp;
464 phys_size_t getenv_bootm_mapsize(void)
467 char *s = getenv("bootm_mapsize");
469 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
473 #if defined(CONFIG_SYS_BOOTMAPSZ)
474 return CONFIG_SYS_BOOTMAPSZ;
476 return getenv_bootm_size();
480 void memmove_wd(void *to, void *from, size_t len, ulong chunksz)
485 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
487 size_t tail = (len > chunksz) ? chunksz : len;
489 memmove(to, from, tail);
494 #else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
495 memmove(to, from, len);
496 #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
498 #endif /* !USE_HOSTCC */
500 void genimg_print_size(uint32_t size)
503 printf("%d Bytes = ", size);
504 print_size(size, "\n");
506 printf("%d Bytes = %.2f kB = %.2f MB\n",
507 size, (double)size / 1.024e3,
508 (double)size / 1.048576e6);
512 #if IMAGE_ENABLE_TIMESTAMP
513 void genimg_print_time(time_t timestamp)
518 to_tm(timestamp, &tm);
519 printf("%4d-%02d-%02d %2d:%02d:%02d UTC\n",
520 tm.tm_year, tm.tm_mon, tm.tm_mday,
521 tm.tm_hour, tm.tm_min, tm.tm_sec);
523 printf("%s", ctime(×tamp));
529 * get_table_entry_name - translate entry id to long name
530 * @table: pointer to a translation table for entries of a specific type
531 * @msg: message to be returned when translation fails
532 * @id: entry id to be translated
534 * get_table_entry_name() will go over translation table trying to find
535 * entry that matches given id. If matching entry is found, its long
536 * name is returned to the caller.
539 * long entry name if translation succeeds
542 char *get_table_entry_name(const table_entry_t *table, char *msg, int id)
544 for (; table->id >= 0; ++table) {
546 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
549 return table->lname + gd->reloc_off;
555 const char *genimg_get_os_name(uint8_t os)
557 return (get_table_entry_name(uimage_os, "Unknown OS", os));
560 const char *genimg_get_arch_name(uint8_t arch)
562 return (get_table_entry_name(uimage_arch, "Unknown Architecture",
566 const char *genimg_get_type_name(uint8_t type)
568 return (get_table_entry_name(uimage_type, "Unknown Image", type));
571 const char *genimg_get_comp_name(uint8_t comp)
573 return (get_table_entry_name(uimage_comp, "Unknown Compression",
578 * get_table_entry_id - translate short entry name to id
579 * @table: pointer to a translation table for entries of a specific type
580 * @table_name: to be used in case of error
581 * @name: entry short name to be translated
583 * get_table_entry_id() will go over translation table trying to find
584 * entry that matches given short name. If matching entry is found,
585 * its id returned to the caller.
588 * entry id if translation succeeds
591 int get_table_entry_id(const table_entry_t *table,
592 const char *table_name, const char *name)
594 const table_entry_t *t;
598 for (t = table; t->id >= 0; ++t) {
599 if (t->sname && strcasecmp(t->sname, name) == 0)
603 fprintf(stderr, "\nInvalid %s Type - valid names are", table_name);
604 for (t = table; t->id >= 0; ++t) {
605 if (t->sname == NULL)
607 fprintf(stderr, "%c %s", (first) ? ':' : ',', t->sname);
610 fprintf(stderr, "\n");
612 for (t = table; t->id >= 0; ++t) {
613 #ifdef CONFIG_NEEDS_MANUAL_RELOC
614 if (t->sname && strcmp(t->sname + gd->reloc_off, name) == 0)
616 if (t->sname && strcmp(t->sname, name) == 0)
620 debug("Invalid %s Type: %s\n", table_name, name);
621 #endif /* USE_HOSTCC */
625 int genimg_get_os_id(const char *name)
627 return (get_table_entry_id(uimage_os, "OS", name));
630 int genimg_get_arch_id(const char *name)
632 return (get_table_entry_id(uimage_arch, "CPU", name));
635 int genimg_get_type_id(const char *name)
637 return (get_table_entry_id(uimage_type, "Image", name));
640 int genimg_get_comp_id(const char *name)
642 return (get_table_entry_id(uimage_comp, "Compression", name));
647 * genimg_get_kernel_addr_fit - get the real kernel address and return 2
649 * @img_addr: a string might contain real image address
650 * @fit_uname_config: double pointer to a char, will hold pointer to a
651 * configuration unit name
652 * @fit_uname_kernel: double pointer to a char, will hold pointer to a subimage
655 * genimg_get_kernel_addr_fit get the real kernel start address from a string
656 * which is normally the first argv of bootm/bootz
659 * kernel start address
661 ulong genimg_get_kernel_addr_fit(char * const img_addr,
662 const char **fit_uname_config,
663 const char **fit_uname_kernel)
667 /* find out kernel image address */
669 kernel_addr = load_addr;
670 debug("* kernel: default image load address = 0x%08lx\n",
672 #if defined(CONFIG_FIT)
673 } else if (fit_parse_conf(img_addr, load_addr, &kernel_addr,
675 debug("* kernel: config '%s' from image at 0x%08lx\n",
676 *fit_uname_config, kernel_addr);
677 } else if (fit_parse_subimage(img_addr, load_addr, &kernel_addr,
679 debug("* kernel: subimage '%s' from image at 0x%08lx\n",
680 *fit_uname_kernel, kernel_addr);
683 kernel_addr = simple_strtoul(img_addr, NULL, 16);
684 debug("* kernel: cmdline image address = 0x%08lx\n",
692 * genimg_get_kernel_addr() is the simple version of
693 * genimg_get_kernel_addr_fit(). It ignores those return FIT strings
695 ulong genimg_get_kernel_addr(char * const img_addr)
697 const char *fit_uname_config = NULL;
698 const char *fit_uname_kernel = NULL;
700 return genimg_get_kernel_addr_fit(img_addr, &fit_uname_config,
705 * genimg_get_format - get image format type
706 * @img_addr: image start address
708 * genimg_get_format() checks whether provided address points to a valid
709 * legacy or FIT image.
711 * New uImage format and FDT blob are based on a libfdt. FDT blob
712 * may be passed directly or embedded in a FIT image. In both situations
713 * genimg_get_format() must be able to dectect libfdt header.
716 * image format type or IMAGE_FORMAT_INVALID if no image is present
718 int genimg_get_format(const void *img_addr)
720 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
721 const image_header_t *hdr;
723 hdr = (const image_header_t *)img_addr;
724 if (image_check_magic(hdr))
725 return IMAGE_FORMAT_LEGACY;
727 #if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT)
728 if (fdt_check_header(img_addr) == 0)
729 return IMAGE_FORMAT_FIT;
731 #ifdef CONFIG_ANDROID_BOOT_IMAGE
732 if (android_image_check_header(img_addr) == 0)
733 return IMAGE_FORMAT_ANDROID;
736 return IMAGE_FORMAT_INVALID;
740 * genimg_get_image - get image from special storage (if necessary)
741 * @img_addr: image start address
743 * genimg_get_image() checks if provided image start adddress is located
744 * in a dataflash storage. If so, image is moved to a system RAM memory.
747 * image start address after possible relocation from special storage
749 ulong genimg_get_image(ulong img_addr)
751 ulong ram_addr = img_addr;
753 #ifdef CONFIG_HAS_DATAFLASH
754 ulong h_size, d_size;
756 if (addr_dataflash(img_addr)) {
759 /* ger RAM address */
760 ram_addr = CONFIG_SYS_LOAD_ADDR;
762 /* get header size */
763 h_size = image_get_header_size();
764 #if defined(CONFIG_FIT)
765 if (sizeof(struct fdt_header) > h_size)
766 h_size = sizeof(struct fdt_header);
770 debug(" Reading image header from dataflash address "
771 "%08lx to RAM address %08lx\n", img_addr, ram_addr);
773 buf = map_sysmem(ram_addr, 0);
774 read_dataflash(img_addr, h_size, buf);
777 switch (genimg_get_format(buf)) {
778 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
779 case IMAGE_FORMAT_LEGACY:
780 d_size = image_get_data_size(buf);
781 debug(" Legacy format image found at 0x%08lx, "
786 #if defined(CONFIG_FIT)
787 case IMAGE_FORMAT_FIT:
788 d_size = fit_get_size(buf) - h_size;
789 debug(" FIT/FDT format image found at 0x%08lx, "
795 printf(" No valid image found at 0x%08lx\n",
800 /* read in image data */
801 debug(" Reading image remaining data from dataflash address "
802 "%08lx to RAM address %08lx\n", img_addr + h_size,
805 read_dataflash(img_addr + h_size, d_size,
806 (char *)(buf + h_size));
809 #endif /* CONFIG_HAS_DATAFLASH */
815 * fit_has_config - check if there is a valid FIT configuration
816 * @images: pointer to the bootm command headers structure
818 * fit_has_config() checks if there is a FIT configuration in use
819 * (if FTI support is present).
822 * 0, no FIT support or no configuration found
823 * 1, configuration found
825 int genimg_has_config(bootm_headers_t *images)
827 #if defined(CONFIG_FIT)
828 if (images->fit_uname_cfg)
835 * boot_get_ramdisk - main ramdisk handling routine
836 * @argc: command argument count
837 * @argv: command argument list
838 * @images: pointer to the bootm images structure
839 * @arch: expected ramdisk architecture
840 * @rd_start: pointer to a ulong variable, will hold ramdisk start address
841 * @rd_end: pointer to a ulong variable, will hold ramdisk end
843 * boot_get_ramdisk() is responsible for finding a valid ramdisk image.
844 * Curently supported are the following ramdisk sources:
845 * - multicomponent kernel/ramdisk image,
846 * - commandline provided address of decicated ramdisk image.
849 * 0, if ramdisk image was found and valid, or skiped
850 * rd_start and rd_end are set to ramdisk start/end addresses if
851 * ramdisk image is found and valid
853 * 1, if ramdisk image is found but corrupted, or invalid
854 * rd_start and rd_end are set to 0 if no ramdisk exists
856 int boot_get_ramdisk(int argc, char * const argv[], bootm_headers_t *images,
857 uint8_t arch, ulong *rd_start, ulong *rd_end)
859 ulong rd_addr, rd_load;
860 ulong rd_data, rd_len;
861 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
862 const image_header_t *rd_hdr;
865 #ifdef CONFIG_SUPPORT_RAW_INITRD
868 #if defined(CONFIG_FIT)
869 const char *fit_uname_config = images->fit_uname_cfg;
870 const char *fit_uname_ramdisk = NULL;
874 const char *select = NULL;
882 * Look for a '-' which indicates to ignore the
885 if (select && strcmp(select, "-") == 0) {
886 debug("## Skipping init Ramdisk\n");
887 rd_len = rd_data = 0;
888 } else if (select || genimg_has_config(images)) {
889 #if defined(CONFIG_FIT)
892 * If the init ramdisk comes from the FIT image and
893 * the FIT image address is omitted in the command
894 * line argument, try to use os FIT image address or
895 * default load address.
897 if (images->fit_uname_os)
898 default_addr = (ulong)images->fit_hdr_os;
900 default_addr = load_addr;
902 if (fit_parse_conf(select, default_addr,
903 &rd_addr, &fit_uname_config)) {
904 debug("* ramdisk: config '%s' from image at "
906 fit_uname_config, rd_addr);
907 } else if (fit_parse_subimage(select, default_addr,
908 &rd_addr, &fit_uname_ramdisk)) {
909 debug("* ramdisk: subimage '%s' from image at "
911 fit_uname_ramdisk, rd_addr);
915 rd_addr = simple_strtoul(select, NULL, 16);
916 debug("* ramdisk: cmdline image address = "
920 #if defined(CONFIG_FIT)
922 /* use FIT configuration provided in first bootm
923 * command argument. If the property is not defined,
926 rd_addr = map_to_sysmem(images->fit_hdr_os);
927 rd_noffset = fit_get_node_from_config(images,
928 FIT_RAMDISK_PROP, rd_addr);
929 if (rd_noffset == -ENOLINK)
931 else if (rd_noffset < 0)
936 /* copy from dataflash if needed */
937 rd_addr = genimg_get_image(rd_addr);
940 * Check if there is an initrd image at the
941 * address provided in the second bootm argument
942 * check image type, for FIT images get FIT node.
944 buf = map_sysmem(rd_addr, 0);
945 switch (genimg_get_format(buf)) {
946 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
947 case IMAGE_FORMAT_LEGACY:
948 printf("## Loading init Ramdisk from Legacy "
949 "Image at %08lx ...\n", rd_addr);
951 bootstage_mark(BOOTSTAGE_ID_CHECK_RAMDISK);
952 rd_hdr = image_get_ramdisk(rd_addr, arch,
958 rd_data = image_get_data(rd_hdr);
959 rd_len = image_get_data_size(rd_hdr);
960 rd_load = image_get_load(rd_hdr);
963 #if defined(CONFIG_FIT)
964 case IMAGE_FORMAT_FIT:
965 rd_noffset = fit_image_load(images,
966 rd_addr, &fit_uname_ramdisk,
967 &fit_uname_config, arch,
969 BOOTSTAGE_ID_FIT_RD_START,
970 FIT_LOAD_OPTIONAL_NON_ZERO,
975 images->fit_hdr_rd = map_sysmem(rd_addr, 0);
976 images->fit_uname_rd = fit_uname_ramdisk;
977 images->fit_noffset_rd = rd_noffset;
981 #ifdef CONFIG_SUPPORT_RAW_INITRD
984 end = strchr(select, ':');
986 rd_len = simple_strtoul(++end, NULL, 16);
991 puts("Wrong Ramdisk Image Format\n");
992 rd_data = rd_len = rd_load = 0;
996 } else if (images->legacy_hdr_valid &&
997 image_check_type(&images->legacy_hdr_os_copy,
1001 * Now check if we have a legacy mult-component image,
1002 * get second entry data start address and len.
1004 bootstage_mark(BOOTSTAGE_ID_RAMDISK);
1005 printf("## Loading init Ramdisk from multi component "
1006 "Legacy Image at %08lx ...\n",
1007 (ulong)images->legacy_hdr_os);
1009 image_multi_getimg(images->legacy_hdr_os, 1, &rd_data, &rd_len);
1011 #ifdef CONFIG_ANDROID_BOOT_IMAGE
1012 else if ((genimg_get_format(images) == IMAGE_FORMAT_ANDROID) &&
1013 (!android_image_get_ramdisk((void *)images->os.start,
1014 &rd_data, &rd_len))) {
1022 bootstage_mark(BOOTSTAGE_ID_NO_RAMDISK);
1023 rd_len = rd_data = 0;
1027 debug("## No init Ramdisk\n");
1029 *rd_start = rd_data;
1030 *rd_end = rd_data + rd_len;
1032 debug(" ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n",
1033 *rd_start, *rd_end);
1038 #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
1040 * boot_ramdisk_high - relocate init ramdisk
1041 * @lmb: pointer to lmb handle, will be used for memory mgmt
1042 * @rd_data: ramdisk data start address
1043 * @rd_len: ramdisk data length
1044 * @initrd_start: pointer to a ulong variable, will hold final init ramdisk
1045 * start address (after possible relocation)
1046 * @initrd_end: pointer to a ulong variable, will hold final init ramdisk
1047 * end address (after possible relocation)
1049 * boot_ramdisk_high() takes a relocation hint from "initrd_high" environment
1050 * variable and if requested ramdisk data is moved to a specified location.
1052 * Initrd_start and initrd_end are set to final (after relocation) ramdisk
1053 * start/end addresses if ramdisk image start and len were provided,
1054 * otherwise set initrd_start and initrd_end set to zeros.
1060 int boot_ramdisk_high(struct lmb *lmb, ulong rd_data, ulong rd_len,
1061 ulong *initrd_start, ulong *initrd_end)
1065 int initrd_copy_to_ram = 1;
1067 if ((s = getenv("initrd_high")) != NULL) {
1068 /* a value of "no" or a similar string will act like 0,
1069 * turning the "load high" feature off. This is intentional.
1071 initrd_high = simple_strtoul(s, NULL, 16);
1072 if (initrd_high == ~0)
1073 initrd_copy_to_ram = 0;
1075 /* not set, no restrictions to load high */
1080 #ifdef CONFIG_LOGBUFFER
1081 /* Prevent initrd from overwriting logbuffer */
1082 lmb_reserve(lmb, logbuffer_base() - LOGBUFF_OVERHEAD, LOGBUFF_RESERVE);
1085 debug("## initrd_high = 0x%08lx, copy_to_ram = %d\n",
1086 initrd_high, initrd_copy_to_ram);
1089 if (!initrd_copy_to_ram) { /* zero-copy ramdisk support */
1090 debug(" in-place initrd\n");
1091 *initrd_start = rd_data;
1092 *initrd_end = rd_data + rd_len;
1093 lmb_reserve(lmb, rd_data, rd_len);
1096 *initrd_start = (ulong)lmb_alloc_base(lmb,
1097 rd_len, 0x1000, initrd_high);
1099 *initrd_start = (ulong)lmb_alloc(lmb, rd_len,
1102 if (*initrd_start == 0) {
1103 puts("ramdisk - allocation error\n");
1106 bootstage_mark(BOOTSTAGE_ID_COPY_RAMDISK);
1108 *initrd_end = *initrd_start + rd_len;
1109 printf(" Loading Ramdisk to %08lx, end %08lx ... ",
1110 *initrd_start, *initrd_end);
1112 memmove_wd((void *)*initrd_start,
1113 (void *)rd_data, rd_len, CHUNKSZ);
1117 * Ensure the image is flushed to memory to handle
1118 * AMP boot scenarios in which we might not be
1121 flush_cache((unsigned long)*initrd_start, rd_len);
1129 debug(" ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n",
1130 *initrd_start, *initrd_end);
1137 #endif /* CONFIG_SYS_BOOT_RAMDISK_HIGH */
1139 #ifdef CONFIG_SYS_BOOT_GET_CMDLINE
1141 * boot_get_cmdline - allocate and initialize kernel cmdline
1142 * @lmb: pointer to lmb handle, will be used for memory mgmt
1143 * @cmd_start: pointer to a ulong variable, will hold cmdline start
1144 * @cmd_end: pointer to a ulong variable, will hold cmdline end
1146 * boot_get_cmdline() allocates space for kernel command line below
1147 * BOOTMAPSZ + getenv_bootm_low() address. If "bootargs" U-boot environemnt
1148 * variable is present its contents is copied to allocated kernel
1155 int boot_get_cmdline(struct lmb *lmb, ulong *cmd_start, ulong *cmd_end)
1160 cmdline = (char *)(ulong)lmb_alloc_base(lmb, CONFIG_SYS_BARGSIZE, 0xf,
1161 getenv_bootm_mapsize() + getenv_bootm_low());
1163 if (cmdline == NULL)
1166 if ((s = getenv("bootargs")) == NULL)
1171 *cmd_start = (ulong) & cmdline[0];
1172 *cmd_end = *cmd_start + strlen(cmdline);
1174 debug("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end);
1178 #endif /* CONFIG_SYS_BOOT_GET_CMDLINE */
1180 #ifdef CONFIG_SYS_BOOT_GET_KBD
1182 * boot_get_kbd - allocate and initialize kernel copy of board info
1183 * @lmb: pointer to lmb handle, will be used for memory mgmt
1184 * @kbd: double pointer to board info data
1186 * boot_get_kbd() allocates space for kernel copy of board info data below
1187 * BOOTMAPSZ + getenv_bootm_low() address and kernel board info is initialized
1188 * with the current u-boot board info data.
1194 int boot_get_kbd(struct lmb *lmb, bd_t **kbd)
1196 *kbd = (bd_t *)(ulong)lmb_alloc_base(lmb, sizeof(bd_t), 0xf,
1197 getenv_bootm_mapsize() + getenv_bootm_low());
1203 debug("## kernel board info at 0x%08lx\n", (ulong)*kbd);
1205 #if defined(DEBUG) && defined(CONFIG_CMD_BDI)
1206 do_bdinfo(NULL, 0, 0, NULL);
1211 #endif /* CONFIG_SYS_BOOT_GET_KBD */
1214 int image_setup_linux(bootm_headers_t *images)
1216 ulong of_size = images->ft_len;
1217 char **of_flat_tree = &images->ft_addr;
1218 ulong *initrd_start = &images->initrd_start;
1219 ulong *initrd_end = &images->initrd_end;
1220 struct lmb *lmb = &images->lmb;
1224 if (IMAGE_ENABLE_OF_LIBFDT)
1225 boot_fdt_add_mem_rsv_regions(lmb, *of_flat_tree);
1227 if (IMAGE_BOOT_GET_CMDLINE) {
1228 ret = boot_get_cmdline(lmb, &images->cmdline_start,
1229 &images->cmdline_end);
1231 puts("ERROR with allocation of cmdline\n");
1235 if (IMAGE_ENABLE_RAMDISK_HIGH) {
1236 rd_len = images->rd_end - images->rd_start;
1237 ret = boot_ramdisk_high(lmb, images->rd_start, rd_len,
1238 initrd_start, initrd_end);
1243 if (IMAGE_ENABLE_OF_LIBFDT) {
1244 ret = boot_relocate_fdt(lmb, of_flat_tree, &of_size);
1249 if (IMAGE_ENABLE_OF_LIBFDT && of_size) {
1250 ret = image_setup_libfdt(images, *of_flat_tree, of_size, lmb);
1257 #endif /* CONFIG_LMB */
1258 #endif /* !USE_HOSTCC */