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", },
88 { IH_ARCH_X86_64, "x86_64", "AMD x86_64", },
92 static const table_entry_t uimage_os[] = {
93 { IH_OS_INVALID, NULL, "Invalid OS", },
94 { IH_OS_LINUX, "linux", "Linux", },
95 #if defined(CONFIG_LYNXKDI) || defined(USE_HOSTCC)
96 { IH_OS_LYNXOS, "lynxos", "LynxOS", },
98 { IH_OS_NETBSD, "netbsd", "NetBSD", },
99 { IH_OS_OSE, "ose", "Enea OSE", },
100 { IH_OS_PLAN9, "plan9", "Plan 9", },
101 { IH_OS_RTEMS, "rtems", "RTEMS", },
102 { IH_OS_U_BOOT, "u-boot", "U-Boot", },
103 { IH_OS_VXWORKS, "vxworks", "VxWorks", },
104 #if defined(CONFIG_CMD_ELF) || defined(USE_HOSTCC)
105 { IH_OS_QNX, "qnx", "QNX", },
107 #if defined(CONFIG_INTEGRITY) || defined(USE_HOSTCC)
108 { IH_OS_INTEGRITY,"integrity", "INTEGRITY", },
111 { IH_OS_4_4BSD, "4_4bsd", "4_4BSD", },
112 { IH_OS_DELL, "dell", "Dell", },
113 { IH_OS_ESIX, "esix", "Esix", },
114 { IH_OS_FREEBSD, "freebsd", "FreeBSD", },
115 { IH_OS_IRIX, "irix", "Irix", },
116 { IH_OS_NCR, "ncr", "NCR", },
117 { IH_OS_OPENBSD, "openbsd", "OpenBSD", },
118 { IH_OS_PSOS, "psos", "pSOS", },
119 { IH_OS_SCO, "sco", "SCO", },
120 { IH_OS_SOLARIS, "solaris", "Solaris", },
121 { IH_OS_SVR4, "svr4", "SVR4", },
126 static const table_entry_t uimage_type[] = {
127 { IH_TYPE_AISIMAGE, "aisimage", "Davinci AIS image",},
128 { IH_TYPE_FILESYSTEM, "filesystem", "Filesystem Image", },
129 { IH_TYPE_FIRMWARE, "firmware", "Firmware", },
130 { IH_TYPE_FLATDT, "flat_dt", "Flat Device Tree", },
131 { IH_TYPE_GPIMAGE, "gpimage", "TI Keystone SPL Image",},
132 { IH_TYPE_KERNEL, "kernel", "Kernel Image", },
133 { IH_TYPE_KERNEL_NOLOAD, "kernel_noload", "Kernel Image (no loading done)", },
134 { IH_TYPE_KWBIMAGE, "kwbimage", "Kirkwood Boot Image",},
135 { IH_TYPE_IMXIMAGE, "imximage", "Freescale i.MX Boot Image",},
136 { IH_TYPE_INVALID, NULL, "Invalid Image", },
137 { IH_TYPE_MULTI, "multi", "Multi-File Image", },
138 { IH_TYPE_OMAPIMAGE, "omapimage", "TI OMAP SPL With GP CH",},
139 { IH_TYPE_PBLIMAGE, "pblimage", "Freescale PBL Boot Image",},
140 { IH_TYPE_RAMDISK, "ramdisk", "RAMDisk Image", },
141 { IH_TYPE_SCRIPT, "script", "Script", },
142 { IH_TYPE_SOCFPGAIMAGE, "socfpgaimage", "Altera SOCFPGA preloader",},
143 { IH_TYPE_STANDALONE, "standalone", "Standalone Program", },
144 { IH_TYPE_UBLIMAGE, "ublimage", "Davinci UBL image",},
145 { IH_TYPE_MXSIMAGE, "mxsimage", "Freescale MXS Boot Image",},
146 { IH_TYPE_ATMELIMAGE, "atmelimage", "ATMEL ROM-Boot Image",},
147 { IH_TYPE_X86_SETUP, "x86_setup", "x86 setup.bin", },
151 static const 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", },
155 { IH_COMP_LZMA, "lzma", "lzma compressed", },
156 { IH_COMP_LZO, "lzo", "lzo compressed", },
160 /*****************************************************************************/
161 /* Legacy format routines */
162 /*****************************************************************************/
163 int image_check_hcrc(const image_header_t *hdr)
166 ulong len = image_get_header_size();
167 image_header_t header;
169 /* Copy header so we can blank CRC field for re-calculation */
170 memmove(&header, (char *)hdr, image_get_header_size());
171 image_set_hcrc(&header, 0);
173 hcrc = crc32(0, (unsigned char *)&header, len);
175 return (hcrc == image_get_hcrc(hdr));
178 int image_check_dcrc(const image_header_t *hdr)
180 ulong data = image_get_data(hdr);
181 ulong len = image_get_data_size(hdr);
182 ulong dcrc = crc32_wd(0, (unsigned char *)data, len, CHUNKSZ_CRC32);
184 return (dcrc == image_get_dcrc(hdr));
188 * image_multi_count - get component (sub-image) count
189 * @hdr: pointer to the header of the multi component image
191 * image_multi_count() returns number of components in a multi
194 * Note: no checking of the image type is done, caller must pass
195 * a valid multi component image.
198 * number of components
200 ulong image_multi_count(const image_header_t *hdr)
205 /* get start of the image payload, which in case of multi
206 * component images that points to a table of component sizes */
207 size = (uint32_t *)image_get_data(hdr);
209 /* count non empty slots */
210 for (i = 0; size[i]; ++i)
217 * image_multi_getimg - get component data address and size
218 * @hdr: pointer to the header of the multi component image
219 * @idx: index of the requested component
220 * @data: pointer to a ulong variable, will hold component data address
221 * @len: pointer to a ulong variable, will hold component size
223 * image_multi_getimg() returns size and data address for the requested
224 * component in a multi component image.
226 * Note: no checking of the image type is done, caller must pass
227 * a valid multi component image.
230 * data address and size of the component, if idx is valid
231 * 0 in data and len, if idx is out of range
233 void image_multi_getimg(const image_header_t *hdr, ulong idx,
234 ulong *data, ulong *len)
238 ulong offset, count, img_data;
240 /* get number of component */
241 count = image_multi_count(hdr);
243 /* get start of the image payload, which in case of multi
244 * component images that points to a table of component sizes */
245 size = (uint32_t *)image_get_data(hdr);
247 /* get address of the proper component data start, which means
248 * skipping sizes table (add 1 for last, null entry) */
249 img_data = image_get_data(hdr) + (count + 1) * sizeof(uint32_t);
252 *len = uimage_to_cpu(size[idx]);
255 /* go over all indices preceding requested component idx */
256 for (i = 0; i < idx; i++) {
257 /* add up i-th component size, rounding up to 4 bytes */
258 offset += (uimage_to_cpu(size[i]) + 3) & ~3 ;
261 /* calculate idx-th component data address */
262 *data = img_data + offset;
269 static void image_print_type(const image_header_t *hdr)
271 const char *os, *arch, *type, *comp;
273 os = genimg_get_os_name(image_get_os(hdr));
274 arch = genimg_get_arch_name(image_get_arch(hdr));
275 type = genimg_get_type_name(image_get_type(hdr));
276 comp = genimg_get_comp_name(image_get_comp(hdr));
278 printf("%s %s %s (%s)\n", arch, os, type, comp);
282 * image_print_contents - prints out the contents of the legacy format image
283 * @ptr: pointer to the legacy format image header
284 * @p: pointer to prefix string
286 * image_print_contents() formats a multi line legacy image contents description.
287 * The routine prints out all header fields followed by the size/offset data
288 * for MULTI/SCRIPT images.
291 * no returned results
293 void image_print_contents(const void *ptr)
295 const image_header_t *hdr = (const image_header_t *)ptr;
298 p = IMAGE_INDENT_STRING;
299 printf("%sImage Name: %.*s\n", p, IH_NMLEN, image_get_name(hdr));
300 if (IMAGE_ENABLE_TIMESTAMP) {
301 printf("%sCreated: ", p);
302 genimg_print_time((time_t)image_get_time(hdr));
304 printf("%sImage Type: ", p);
305 image_print_type(hdr);
306 printf("%sData Size: ", p);
307 genimg_print_size(image_get_data_size(hdr));
308 printf("%sLoad Address: %08x\n", p, image_get_load(hdr));
309 printf("%sEntry Point: %08x\n", p, image_get_ep(hdr));
311 if (image_check_type(hdr, IH_TYPE_MULTI) ||
312 image_check_type(hdr, IH_TYPE_SCRIPT)) {
315 ulong count = image_multi_count(hdr);
317 printf("%sContents:\n", p);
318 for (i = 0; i < count; i++) {
319 image_multi_getimg(hdr, i, &data, &len);
321 printf("%s Image %d: ", p, i);
322 genimg_print_size(len);
324 if (image_check_type(hdr, IH_TYPE_SCRIPT) && i > 0) {
326 * the user may need to know offsets
327 * if planning to do something with
330 printf("%s Offset = 0x%08lx\n", p, data);
338 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
340 * image_get_ramdisk - get and verify ramdisk image
341 * @rd_addr: ramdisk image start address
342 * @arch: expected ramdisk architecture
343 * @verify: checksum verification flag
345 * image_get_ramdisk() returns a pointer to the verified ramdisk image
346 * header. Routine receives image start address and expected architecture
347 * flag. Verification done covers data and header integrity and os/type/arch
350 * If dataflash support is enabled routine checks for dataflash addresses
351 * and handles required dataflash reads.
354 * pointer to a ramdisk image header, if image was found and valid
355 * otherwise, return NULL
357 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
360 const image_header_t *rd_hdr = (const image_header_t *)rd_addr;
362 if (!image_check_magic(rd_hdr)) {
363 puts("Bad Magic Number\n");
364 bootstage_error(BOOTSTAGE_ID_RD_MAGIC);
368 if (!image_check_hcrc(rd_hdr)) {
369 puts("Bad Header Checksum\n");
370 bootstage_error(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
374 bootstage_mark(BOOTSTAGE_ID_RD_MAGIC);
375 image_print_contents(rd_hdr);
378 puts(" Verifying Checksum ... ");
379 if (!image_check_dcrc(rd_hdr)) {
380 puts("Bad Data CRC\n");
381 bootstage_error(BOOTSTAGE_ID_RD_CHECKSUM);
387 bootstage_mark(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
389 if (!image_check_os(rd_hdr, IH_OS_LINUX) ||
390 !image_check_arch(rd_hdr, arch) ||
391 !image_check_type(rd_hdr, IH_TYPE_RAMDISK)) {
392 printf("No Linux %s Ramdisk Image\n",
393 genimg_get_arch_name(arch));
394 bootstage_error(BOOTSTAGE_ID_RAMDISK);
401 #endif /* !USE_HOSTCC */
403 /*****************************************************************************/
404 /* Shared dual-format routines */
405 /*****************************************************************************/
407 ulong load_addr = CONFIG_SYS_LOAD_ADDR; /* Default Load Address */
408 ulong save_addr; /* Default Save Address */
409 ulong save_size; /* Default Save Size (in bytes) */
411 static int on_loadaddr(const char *name, const char *value, enum env_op op,
416 case env_op_overwrite:
417 load_addr = simple_strtoul(value, NULL, 16);
425 U_BOOT_ENV_CALLBACK(loadaddr, on_loadaddr);
427 ulong getenv_bootm_low(void)
429 char *s = getenv("bootm_low");
431 ulong tmp = simple_strtoul(s, NULL, 16);
435 #if defined(CONFIG_SYS_SDRAM_BASE)
436 return CONFIG_SYS_SDRAM_BASE;
437 #elif defined(CONFIG_ARM)
438 return gd->bd->bi_dram[0].start;
444 phys_size_t getenv_bootm_size(void)
447 char *s = getenv("bootm_size");
449 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
452 s = getenv("bootm_low");
454 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
459 #if defined(CONFIG_ARM)
460 return gd->bd->bi_dram[0].size - tmp;
462 return gd->bd->bi_memsize - tmp;
466 phys_size_t getenv_bootm_mapsize(void)
469 char *s = getenv("bootm_mapsize");
471 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
475 #if defined(CONFIG_SYS_BOOTMAPSZ)
476 return CONFIG_SYS_BOOTMAPSZ;
478 return getenv_bootm_size();
482 void memmove_wd(void *to, void *from, size_t len, ulong chunksz)
487 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
489 size_t tail = (len > chunksz) ? chunksz : len;
491 memmove(to, from, tail);
496 #else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
497 memmove(to, from, len);
498 #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
500 #endif /* !USE_HOSTCC */
502 void genimg_print_size(uint32_t size)
505 printf("%d Bytes = ", size);
506 print_size(size, "\n");
508 printf("%d Bytes = %.2f kB = %.2f MB\n",
509 size, (double)size / 1.024e3,
510 (double)size / 1.048576e6);
514 #if IMAGE_ENABLE_TIMESTAMP
515 void genimg_print_time(time_t timestamp)
520 to_tm(timestamp, &tm);
521 printf("%4d-%02d-%02d %2d:%02d:%02d UTC\n",
522 tm.tm_year, tm.tm_mon, tm.tm_mday,
523 tm.tm_hour, tm.tm_min, tm.tm_sec);
525 printf("%s", ctime(×tamp));
531 * get_table_entry_name - translate entry id to long name
532 * @table: pointer to a translation table for entries of a specific type
533 * @msg: message to be returned when translation fails
534 * @id: entry id to be translated
536 * get_table_entry_name() will go over translation table trying to find
537 * entry that matches given id. If matching entry is found, its long
538 * name is returned to the caller.
541 * long entry name if translation succeeds
544 char *get_table_entry_name(const table_entry_t *table, char *msg, int id)
546 for (; table->id >= 0; ++table) {
548 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
551 return table->lname + gd->reloc_off;
557 const char *genimg_get_os_name(uint8_t os)
559 return (get_table_entry_name(uimage_os, "Unknown OS", os));
562 const char *genimg_get_arch_name(uint8_t arch)
564 return (get_table_entry_name(uimage_arch, "Unknown Architecture",
568 const char *genimg_get_type_name(uint8_t type)
570 return (get_table_entry_name(uimage_type, "Unknown Image", type));
573 const char *genimg_get_comp_name(uint8_t comp)
575 return (get_table_entry_name(uimage_comp, "Unknown Compression",
580 * get_table_entry_id - translate short entry name to id
581 * @table: pointer to a translation table for entries of a specific type
582 * @table_name: to be used in case of error
583 * @name: entry short name to be translated
585 * get_table_entry_id() will go over translation table trying to find
586 * entry that matches given short name. If matching entry is found,
587 * its id returned to the caller.
590 * entry id if translation succeeds
593 int get_table_entry_id(const table_entry_t *table,
594 const char *table_name, const char *name)
596 const table_entry_t *t;
600 for (t = table; t->id >= 0; ++t) {
601 if (t->sname && strcasecmp(t->sname, name) == 0)
605 fprintf(stderr, "\nInvalid %s Type - valid names are", table_name);
606 for (t = table; t->id >= 0; ++t) {
607 if (t->sname == NULL)
609 fprintf(stderr, "%c %s", (first) ? ':' : ',', t->sname);
612 fprintf(stderr, "\n");
614 for (t = table; t->id >= 0; ++t) {
615 #ifdef CONFIG_NEEDS_MANUAL_RELOC
616 if (t->sname && strcmp(t->sname + gd->reloc_off, name) == 0)
618 if (t->sname && strcmp(t->sname, name) == 0)
622 debug("Invalid %s Type: %s\n", table_name, name);
623 #endif /* USE_HOSTCC */
627 int genimg_get_os_id(const char *name)
629 return (get_table_entry_id(uimage_os, "OS", name));
632 int genimg_get_arch_id(const char *name)
634 return (get_table_entry_id(uimage_arch, "CPU", name));
637 int genimg_get_type_id(const char *name)
639 return (get_table_entry_id(uimage_type, "Image", name));
642 int genimg_get_comp_id(const char *name)
644 return (get_table_entry_id(uimage_comp, "Compression", name));
649 * genimg_get_kernel_addr_fit - get the real kernel address and return 2
651 * @img_addr: a string might contain real image address
652 * @fit_uname_config: double pointer to a char, will hold pointer to a
653 * configuration unit name
654 * @fit_uname_kernel: double pointer to a char, will hold pointer to a subimage
657 * genimg_get_kernel_addr_fit get the real kernel start address from a string
658 * which is normally the first argv of bootm/bootz
661 * kernel start address
663 ulong genimg_get_kernel_addr_fit(char * const img_addr,
664 const char **fit_uname_config,
665 const char **fit_uname_kernel)
669 /* find out kernel image address */
671 kernel_addr = load_addr;
672 debug("* kernel: default image load address = 0x%08lx\n",
674 #if defined(CONFIG_FIT)
675 } else if (fit_parse_conf(img_addr, load_addr, &kernel_addr,
677 debug("* kernel: config '%s' from image at 0x%08lx\n",
678 *fit_uname_config, kernel_addr);
679 } else if (fit_parse_subimage(img_addr, load_addr, &kernel_addr,
681 debug("* kernel: subimage '%s' from image at 0x%08lx\n",
682 *fit_uname_kernel, kernel_addr);
685 kernel_addr = simple_strtoul(img_addr, NULL, 16);
686 debug("* kernel: cmdline image address = 0x%08lx\n",
694 * genimg_get_kernel_addr() is the simple version of
695 * genimg_get_kernel_addr_fit(). It ignores those return FIT strings
697 ulong genimg_get_kernel_addr(char * const img_addr)
699 const char *fit_uname_config = NULL;
700 const char *fit_uname_kernel = NULL;
702 return genimg_get_kernel_addr_fit(img_addr, &fit_uname_config,
707 * genimg_get_format - get image format type
708 * @img_addr: image start address
710 * genimg_get_format() checks whether provided address points to a valid
711 * legacy or FIT image.
713 * New uImage format and FDT blob are based on a libfdt. FDT blob
714 * may be passed directly or embedded in a FIT image. In both situations
715 * genimg_get_format() must be able to dectect libfdt header.
718 * image format type or IMAGE_FORMAT_INVALID if no image is present
720 int genimg_get_format(const void *img_addr)
722 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
723 const image_header_t *hdr;
725 hdr = (const image_header_t *)img_addr;
726 if (image_check_magic(hdr))
727 return IMAGE_FORMAT_LEGACY;
729 #if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT)
730 if (fdt_check_header(img_addr) == 0)
731 return IMAGE_FORMAT_FIT;
733 #ifdef CONFIG_ANDROID_BOOT_IMAGE
734 if (android_image_check_header(img_addr) == 0)
735 return IMAGE_FORMAT_ANDROID;
738 return IMAGE_FORMAT_INVALID;
742 * genimg_get_image - get image from special storage (if necessary)
743 * @img_addr: image start address
745 * genimg_get_image() checks if provided image start adddress is located
746 * in a dataflash storage. If so, image is moved to a system RAM memory.
749 * image start address after possible relocation from special storage
751 ulong genimg_get_image(ulong img_addr)
753 ulong ram_addr = img_addr;
755 #ifdef CONFIG_HAS_DATAFLASH
756 ulong h_size, d_size;
758 if (addr_dataflash(img_addr)) {
761 /* ger RAM address */
762 ram_addr = CONFIG_SYS_LOAD_ADDR;
764 /* get header size */
765 h_size = image_get_header_size();
766 #if defined(CONFIG_FIT)
767 if (sizeof(struct fdt_header) > h_size)
768 h_size = sizeof(struct fdt_header);
772 debug(" Reading image header from dataflash address "
773 "%08lx to RAM address %08lx\n", img_addr, ram_addr);
775 buf = map_sysmem(ram_addr, 0);
776 read_dataflash(img_addr, h_size, buf);
779 switch (genimg_get_format(buf)) {
780 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
781 case IMAGE_FORMAT_LEGACY:
782 d_size = image_get_data_size(buf);
783 debug(" Legacy format image found at 0x%08lx, "
788 #if defined(CONFIG_FIT)
789 case IMAGE_FORMAT_FIT:
790 d_size = fit_get_size(buf) - h_size;
791 debug(" FIT/FDT format image found at 0x%08lx, "
797 printf(" No valid image found at 0x%08lx\n",
802 /* read in image data */
803 debug(" Reading image remaining data from dataflash address "
804 "%08lx to RAM address %08lx\n", img_addr + h_size,
807 read_dataflash(img_addr + h_size, d_size,
808 (char *)(buf + h_size));
811 #endif /* CONFIG_HAS_DATAFLASH */
817 * fit_has_config - check if there is a valid FIT configuration
818 * @images: pointer to the bootm command headers structure
820 * fit_has_config() checks if there is a FIT configuration in use
821 * (if FTI support is present).
824 * 0, no FIT support or no configuration found
825 * 1, configuration found
827 int genimg_has_config(bootm_headers_t *images)
829 #if defined(CONFIG_FIT)
830 if (images->fit_uname_cfg)
837 * boot_get_ramdisk - main ramdisk handling routine
838 * @argc: command argument count
839 * @argv: command argument list
840 * @images: pointer to the bootm images structure
841 * @arch: expected ramdisk architecture
842 * @rd_start: pointer to a ulong variable, will hold ramdisk start address
843 * @rd_end: pointer to a ulong variable, will hold ramdisk end
845 * boot_get_ramdisk() is responsible for finding a valid ramdisk image.
846 * Curently supported are the following ramdisk sources:
847 * - multicomponent kernel/ramdisk image,
848 * - commandline provided address of decicated ramdisk image.
851 * 0, if ramdisk image was found and valid, or skiped
852 * rd_start and rd_end are set to ramdisk start/end addresses if
853 * ramdisk image is found and valid
855 * 1, if ramdisk image is found but corrupted, or invalid
856 * rd_start and rd_end are set to 0 if no ramdisk exists
858 int boot_get_ramdisk(int argc, char * const argv[], bootm_headers_t *images,
859 uint8_t arch, ulong *rd_start, ulong *rd_end)
861 ulong rd_addr, rd_load;
862 ulong rd_data, rd_len;
863 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
864 const image_header_t *rd_hdr;
867 #ifdef CONFIG_SUPPORT_RAW_INITRD
870 #if defined(CONFIG_FIT)
871 const char *fit_uname_config = images->fit_uname_cfg;
872 const char *fit_uname_ramdisk = NULL;
876 const char *select = NULL;
884 * Look for a '-' which indicates to ignore the
887 if (select && strcmp(select, "-") == 0) {
888 debug("## Skipping init Ramdisk\n");
889 rd_len = rd_data = 0;
890 } else if (select || genimg_has_config(images)) {
891 #if defined(CONFIG_FIT)
894 * If the init ramdisk comes from the FIT image and
895 * the FIT image address is omitted in the command
896 * line argument, try to use os FIT image address or
897 * default load address.
899 if (images->fit_uname_os)
900 default_addr = (ulong)images->fit_hdr_os;
902 default_addr = load_addr;
904 if (fit_parse_conf(select, default_addr,
905 &rd_addr, &fit_uname_config)) {
906 debug("* ramdisk: config '%s' from image at "
908 fit_uname_config, rd_addr);
909 } else if (fit_parse_subimage(select, default_addr,
910 &rd_addr, &fit_uname_ramdisk)) {
911 debug("* ramdisk: subimage '%s' from image at "
913 fit_uname_ramdisk, rd_addr);
917 rd_addr = simple_strtoul(select, NULL, 16);
918 debug("* ramdisk: cmdline image address = "
922 #if defined(CONFIG_FIT)
924 /* use FIT configuration provided in first bootm
925 * command argument. If the property is not defined,
928 rd_addr = map_to_sysmem(images->fit_hdr_os);
929 rd_noffset = fit_get_node_from_config(images,
930 FIT_RAMDISK_PROP, rd_addr);
931 if (rd_noffset == -ENOLINK)
933 else if (rd_noffset < 0)
938 /* copy from dataflash if needed */
939 rd_addr = genimg_get_image(rd_addr);
942 * Check if there is an initrd image at the
943 * address provided in the second bootm argument
944 * check image type, for FIT images get FIT node.
946 buf = map_sysmem(rd_addr, 0);
947 switch (genimg_get_format(buf)) {
948 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
949 case IMAGE_FORMAT_LEGACY:
950 printf("## Loading init Ramdisk from Legacy "
951 "Image at %08lx ...\n", rd_addr);
953 bootstage_mark(BOOTSTAGE_ID_CHECK_RAMDISK);
954 rd_hdr = image_get_ramdisk(rd_addr, arch,
960 rd_data = image_get_data(rd_hdr);
961 rd_len = image_get_data_size(rd_hdr);
962 rd_load = image_get_load(rd_hdr);
965 #if defined(CONFIG_FIT)
966 case IMAGE_FORMAT_FIT:
967 rd_noffset = fit_image_load(images,
968 rd_addr, &fit_uname_ramdisk,
969 &fit_uname_config, arch,
971 BOOTSTAGE_ID_FIT_RD_START,
972 FIT_LOAD_OPTIONAL_NON_ZERO,
977 images->fit_hdr_rd = map_sysmem(rd_addr, 0);
978 images->fit_uname_rd = fit_uname_ramdisk;
979 images->fit_noffset_rd = rd_noffset;
983 #ifdef CONFIG_SUPPORT_RAW_INITRD
986 end = strchr(select, ':');
988 rd_len = simple_strtoul(++end, NULL, 16);
993 puts("Wrong Ramdisk Image Format\n");
994 rd_data = rd_len = rd_load = 0;
998 } else if (images->legacy_hdr_valid &&
999 image_check_type(&images->legacy_hdr_os_copy,
1003 * Now check if we have a legacy mult-component image,
1004 * get second entry data start address and len.
1006 bootstage_mark(BOOTSTAGE_ID_RAMDISK);
1007 printf("## Loading init Ramdisk from multi component "
1008 "Legacy Image at %08lx ...\n",
1009 (ulong)images->legacy_hdr_os);
1011 image_multi_getimg(images->legacy_hdr_os, 1, &rd_data, &rd_len);
1013 #ifdef CONFIG_ANDROID_BOOT_IMAGE
1014 else if ((genimg_get_format((void *)images->os.start)
1015 == IMAGE_FORMAT_ANDROID) &&
1016 (!android_image_get_ramdisk((void *)images->os.start,
1017 &rd_data, &rd_len))) {
1025 bootstage_mark(BOOTSTAGE_ID_NO_RAMDISK);
1026 rd_len = rd_data = 0;
1030 debug("## No init Ramdisk\n");
1032 *rd_start = rd_data;
1033 *rd_end = rd_data + rd_len;
1035 debug(" ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n",
1036 *rd_start, *rd_end);
1041 #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
1043 * boot_ramdisk_high - relocate init ramdisk
1044 * @lmb: pointer to lmb handle, will be used for memory mgmt
1045 * @rd_data: ramdisk data start address
1046 * @rd_len: ramdisk data length
1047 * @initrd_start: pointer to a ulong variable, will hold final init ramdisk
1048 * start address (after possible relocation)
1049 * @initrd_end: pointer to a ulong variable, will hold final init ramdisk
1050 * end address (after possible relocation)
1052 * boot_ramdisk_high() takes a relocation hint from "initrd_high" environment
1053 * variable and if requested ramdisk data is moved to a specified location.
1055 * Initrd_start and initrd_end are set to final (after relocation) ramdisk
1056 * start/end addresses if ramdisk image start and len were provided,
1057 * otherwise set initrd_start and initrd_end set to zeros.
1063 int boot_ramdisk_high(struct lmb *lmb, ulong rd_data, ulong rd_len,
1064 ulong *initrd_start, ulong *initrd_end)
1068 int initrd_copy_to_ram = 1;
1070 if ((s = getenv("initrd_high")) != NULL) {
1071 /* a value of "no" or a similar string will act like 0,
1072 * turning the "load high" feature off. This is intentional.
1074 initrd_high = simple_strtoul(s, NULL, 16);
1075 if (initrd_high == ~0)
1076 initrd_copy_to_ram = 0;
1078 /* not set, no restrictions to load high */
1083 #ifdef CONFIG_LOGBUFFER
1084 /* Prevent initrd from overwriting logbuffer */
1085 lmb_reserve(lmb, logbuffer_base() - LOGBUFF_OVERHEAD, LOGBUFF_RESERVE);
1088 debug("## initrd_high = 0x%08lx, copy_to_ram = %d\n",
1089 initrd_high, initrd_copy_to_ram);
1092 if (!initrd_copy_to_ram) { /* zero-copy ramdisk support */
1093 debug(" in-place initrd\n");
1094 *initrd_start = rd_data;
1095 *initrd_end = rd_data + rd_len;
1096 lmb_reserve(lmb, rd_data, rd_len);
1099 *initrd_start = (ulong)lmb_alloc_base(lmb,
1100 rd_len, 0x1000, initrd_high);
1102 *initrd_start = (ulong)lmb_alloc(lmb, rd_len,
1105 if (*initrd_start == 0) {
1106 puts("ramdisk - allocation error\n");
1109 bootstage_mark(BOOTSTAGE_ID_COPY_RAMDISK);
1111 *initrd_end = *initrd_start + rd_len;
1112 printf(" Loading Ramdisk to %08lx, end %08lx ... ",
1113 *initrd_start, *initrd_end);
1115 memmove_wd((void *)*initrd_start,
1116 (void *)rd_data, rd_len, CHUNKSZ);
1120 * Ensure the image is flushed to memory to handle
1121 * AMP boot scenarios in which we might not be
1124 flush_cache((unsigned long)*initrd_start, rd_len);
1132 debug(" ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n",
1133 *initrd_start, *initrd_end);
1140 #endif /* CONFIG_SYS_BOOT_RAMDISK_HIGH */
1142 int boot_get_setup(bootm_headers_t *images, uint8_t arch,
1143 ulong *setup_start, ulong *setup_len)
1145 #if defined(CONFIG_FIT)
1146 return boot_get_setup_fit(images, arch, setup_start, setup_len);
1152 #ifdef CONFIG_SYS_BOOT_GET_CMDLINE
1154 * boot_get_cmdline - allocate and initialize kernel cmdline
1155 * @lmb: pointer to lmb handle, will be used for memory mgmt
1156 * @cmd_start: pointer to a ulong variable, will hold cmdline start
1157 * @cmd_end: pointer to a ulong variable, will hold cmdline end
1159 * boot_get_cmdline() allocates space for kernel command line below
1160 * BOOTMAPSZ + getenv_bootm_low() address. If "bootargs" U-boot environemnt
1161 * variable is present its contents is copied to allocated kernel
1168 int boot_get_cmdline(struct lmb *lmb, ulong *cmd_start, ulong *cmd_end)
1173 cmdline = (char *)(ulong)lmb_alloc_base(lmb, CONFIG_SYS_BARGSIZE, 0xf,
1174 getenv_bootm_mapsize() + getenv_bootm_low());
1176 if (cmdline == NULL)
1179 if ((s = getenv("bootargs")) == NULL)
1184 *cmd_start = (ulong) & cmdline[0];
1185 *cmd_end = *cmd_start + strlen(cmdline);
1187 debug("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end);
1191 #endif /* CONFIG_SYS_BOOT_GET_CMDLINE */
1193 #ifdef CONFIG_SYS_BOOT_GET_KBD
1195 * boot_get_kbd - allocate and initialize kernel copy of board info
1196 * @lmb: pointer to lmb handle, will be used for memory mgmt
1197 * @kbd: double pointer to board info data
1199 * boot_get_kbd() allocates space for kernel copy of board info data below
1200 * BOOTMAPSZ + getenv_bootm_low() address and kernel board info is initialized
1201 * with the current u-boot board info data.
1207 int boot_get_kbd(struct lmb *lmb, bd_t **kbd)
1209 *kbd = (bd_t *)(ulong)lmb_alloc_base(lmb, sizeof(bd_t), 0xf,
1210 getenv_bootm_mapsize() + getenv_bootm_low());
1216 debug("## kernel board info at 0x%08lx\n", (ulong)*kbd);
1218 #if defined(DEBUG) && defined(CONFIG_CMD_BDI)
1219 do_bdinfo(NULL, 0, 0, NULL);
1224 #endif /* CONFIG_SYS_BOOT_GET_KBD */
1227 int image_setup_linux(bootm_headers_t *images)
1229 ulong of_size = images->ft_len;
1230 char **of_flat_tree = &images->ft_addr;
1231 ulong *initrd_start = &images->initrd_start;
1232 ulong *initrd_end = &images->initrd_end;
1233 struct lmb *lmb = &images->lmb;
1237 if (IMAGE_ENABLE_OF_LIBFDT)
1238 boot_fdt_add_mem_rsv_regions(lmb, *of_flat_tree);
1240 if (IMAGE_BOOT_GET_CMDLINE) {
1241 ret = boot_get_cmdline(lmb, &images->cmdline_start,
1242 &images->cmdline_end);
1244 puts("ERROR with allocation of cmdline\n");
1248 if (IMAGE_ENABLE_RAMDISK_HIGH) {
1249 rd_len = images->rd_end - images->rd_start;
1250 ret = boot_ramdisk_high(lmb, images->rd_start, rd_len,
1251 initrd_start, initrd_end);
1256 if (IMAGE_ENABLE_OF_LIBFDT) {
1257 ret = boot_relocate_fdt(lmb, of_flat_tree, &of_size);
1262 if (IMAGE_ENABLE_OF_LIBFDT && of_size) {
1263 ret = image_setup_libfdt(images, *of_flat_tree, of_size, lmb);
1270 #endif /* CONFIG_LMB */
1271 #endif /* !USE_HOSTCC */