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>
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 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
51 #include <u-boot/md5.h>
54 #endif /* !USE_HOSTCC*/
56 #include <u-boot/crc.h>
58 #ifndef CONFIG_SYS_BARGSIZE
59 #define CONFIG_SYS_BARGSIZE 512
62 static const table_entry_t uimage_arch[] = {
63 { IH_ARCH_INVALID, NULL, "Invalid ARCH", },
64 { IH_ARCH_ALPHA, "alpha", "Alpha", },
65 { IH_ARCH_ARM, "arm", "ARM", },
66 { IH_ARCH_I386, "x86", "Intel x86", },
67 { IH_ARCH_IA64, "ia64", "IA64", },
68 { IH_ARCH_M68K, "m68k", "M68K", },
69 { IH_ARCH_MICROBLAZE, "microblaze", "MicroBlaze", },
70 { IH_ARCH_MIPS, "mips", "MIPS", },
71 { IH_ARCH_MIPS64, "mips64", "MIPS 64 Bit", },
72 { IH_ARCH_NIOS2, "nios2", "NIOS II", },
73 { IH_ARCH_PPC, "powerpc", "PowerPC", },
74 { IH_ARCH_PPC, "ppc", "PowerPC", },
75 { IH_ARCH_S390, "s390", "IBM S390", },
76 { IH_ARCH_SH, "sh", "SuperH", },
77 { IH_ARCH_SPARC, "sparc", "SPARC", },
78 { IH_ARCH_SPARC64, "sparc64", "SPARC 64 Bit", },
79 { IH_ARCH_BLACKFIN, "blackfin", "Blackfin", },
80 { IH_ARCH_AVR32, "avr32", "AVR32", },
81 { IH_ARCH_NDS32, "nds32", "NDS32", },
82 { IH_ARCH_OPENRISC, "or1k", "OpenRISC 1000",},
83 { IH_ARCH_SANDBOX, "sandbox", "Sandbox", },
87 static const table_entry_t uimage_os[] = {
88 { IH_OS_INVALID, NULL, "Invalid OS", },
89 { IH_OS_LINUX, "linux", "Linux", },
90 #if defined(CONFIG_LYNXKDI) || defined(USE_HOSTCC)
91 { IH_OS_LYNXOS, "lynxos", "LynxOS", },
93 { IH_OS_NETBSD, "netbsd", "NetBSD", },
94 { IH_OS_OSE, "ose", "Enea OSE", },
95 { IH_OS_PLAN9, "plan9", "Plan 9", },
96 { IH_OS_RTEMS, "rtems", "RTEMS", },
97 { IH_OS_U_BOOT, "u-boot", "U-Boot", },
98 #if defined(CONFIG_CMD_ELF) || defined(USE_HOSTCC)
99 { IH_OS_QNX, "qnx", "QNX", },
100 { IH_OS_VXWORKS, "vxworks", "VxWorks", },
102 #if defined(CONFIG_INTEGRITY) || defined(USE_HOSTCC)
103 { IH_OS_INTEGRITY,"integrity", "INTEGRITY", },
106 { IH_OS_4_4BSD, "4_4bsd", "4_4BSD", },
107 { IH_OS_DELL, "dell", "Dell", },
108 { IH_OS_ESIX, "esix", "Esix", },
109 { IH_OS_FREEBSD, "freebsd", "FreeBSD", },
110 { IH_OS_IRIX, "irix", "Irix", },
111 { IH_OS_NCR, "ncr", "NCR", },
112 { IH_OS_OPENBSD, "openbsd", "OpenBSD", },
113 { IH_OS_PSOS, "psos", "pSOS", },
114 { IH_OS_SCO, "sco", "SCO", },
115 { IH_OS_SOLARIS, "solaris", "Solaris", },
116 { IH_OS_SVR4, "svr4", "SVR4", },
121 static const table_entry_t uimage_type[] = {
122 { IH_TYPE_AISIMAGE, "aisimage", "Davinci AIS image",},
123 { IH_TYPE_FILESYSTEM, "filesystem", "Filesystem Image", },
124 { IH_TYPE_FIRMWARE, "firmware", "Firmware", },
125 { IH_TYPE_FLATDT, "flat_dt", "Flat Device Tree", },
126 { IH_TYPE_KERNEL, "kernel", "Kernel Image", },
127 { IH_TYPE_KERNEL_NOLOAD, "kernel_noload", "Kernel Image (no loading done)", },
128 { IH_TYPE_KWBIMAGE, "kwbimage", "Kirkwood Boot Image",},
129 { IH_TYPE_IMXIMAGE, "imximage", "Freescale i.MX Boot Image",},
130 { IH_TYPE_INVALID, NULL, "Invalid Image", },
131 { IH_TYPE_MULTI, "multi", "Multi-File Image", },
132 { IH_TYPE_OMAPIMAGE, "omapimage", "TI OMAP SPL With GP CH",},
133 { IH_TYPE_PBLIMAGE, "pblimage", "Freescale PBL Boot Image",},
134 { IH_TYPE_RAMDISK, "ramdisk", "RAMDisk Image", },
135 { IH_TYPE_SCRIPT, "script", "Script", },
136 { IH_TYPE_STANDALONE, "standalone", "Standalone Program", },
137 { IH_TYPE_UBLIMAGE, "ublimage", "Davinci UBL image",},
138 { IH_TYPE_MXSIMAGE, "mxsimage", "Freescale MXS Boot Image",},
142 static const table_entry_t uimage_comp[] = {
143 { IH_COMP_NONE, "none", "uncompressed", },
144 { IH_COMP_BZIP2, "bzip2", "bzip2 compressed", },
145 { IH_COMP_GZIP, "gzip", "gzip compressed", },
146 { IH_COMP_LZMA, "lzma", "lzma compressed", },
147 { IH_COMP_LZO, "lzo", "lzo compressed", },
151 /*****************************************************************************/
152 /* Legacy format routines */
153 /*****************************************************************************/
154 int image_check_hcrc(const image_header_t *hdr)
157 ulong len = image_get_header_size();
158 image_header_t header;
160 /* Copy header so we can blank CRC field for re-calculation */
161 memmove(&header, (char *)hdr, image_get_header_size());
162 image_set_hcrc(&header, 0);
164 hcrc = crc32(0, (unsigned char *)&header, len);
166 return (hcrc == image_get_hcrc(hdr));
169 int image_check_dcrc(const image_header_t *hdr)
171 ulong data = image_get_data(hdr);
172 ulong len = image_get_data_size(hdr);
173 ulong dcrc = crc32_wd(0, (unsigned char *)data, len, CHUNKSZ_CRC32);
175 return (dcrc == image_get_dcrc(hdr));
179 * image_multi_count - get component (sub-image) count
180 * @hdr: pointer to the header of the multi component image
182 * image_multi_count() returns number of components in a multi
185 * Note: no checking of the image type is done, caller must pass
186 * a valid multi component image.
189 * number of components
191 ulong image_multi_count(const image_header_t *hdr)
196 /* get start of the image payload, which in case of multi
197 * component images that points to a table of component sizes */
198 size = (uint32_t *)image_get_data(hdr);
200 /* count non empty slots */
201 for (i = 0; size[i]; ++i)
208 * image_multi_getimg - get component data address and size
209 * @hdr: pointer to the header of the multi component image
210 * @idx: index of the requested component
211 * @data: pointer to a ulong variable, will hold component data address
212 * @len: pointer to a ulong variable, will hold component size
214 * image_multi_getimg() returns size and data address for the requested
215 * component in a multi component image.
217 * Note: no checking of the image type is done, caller must pass
218 * a valid multi component image.
221 * data address and size of the component, if idx is valid
222 * 0 in data and len, if idx is out of range
224 void image_multi_getimg(const image_header_t *hdr, ulong idx,
225 ulong *data, ulong *len)
229 ulong offset, count, img_data;
231 /* get number of component */
232 count = image_multi_count(hdr);
234 /* get start of the image payload, which in case of multi
235 * component images that points to a table of component sizes */
236 size = (uint32_t *)image_get_data(hdr);
238 /* get address of the proper component data start, which means
239 * skipping sizes table (add 1 for last, null entry) */
240 img_data = image_get_data(hdr) + (count + 1) * sizeof(uint32_t);
243 *len = uimage_to_cpu(size[idx]);
246 /* go over all indices preceding requested component idx */
247 for (i = 0; i < idx; i++) {
248 /* add up i-th component size, rounding up to 4 bytes */
249 offset += (uimage_to_cpu(size[i]) + 3) & ~3 ;
252 /* calculate idx-th component data address */
253 *data = img_data + offset;
260 static void image_print_type(const image_header_t *hdr)
262 const char *os, *arch, *type, *comp;
264 os = genimg_get_os_name(image_get_os(hdr));
265 arch = genimg_get_arch_name(image_get_arch(hdr));
266 type = genimg_get_type_name(image_get_type(hdr));
267 comp = genimg_get_comp_name(image_get_comp(hdr));
269 printf("%s %s %s (%s)\n", arch, os, type, comp);
273 * image_print_contents - prints out the contents of the legacy format image
274 * @ptr: pointer to the legacy format image header
275 * @p: pointer to prefix string
277 * image_print_contents() formats a multi line legacy image contents description.
278 * The routine prints out all header fields followed by the size/offset data
279 * for MULTI/SCRIPT images.
282 * no returned results
284 void image_print_contents(const void *ptr)
286 const image_header_t *hdr = (const image_header_t *)ptr;
289 p = IMAGE_INDENT_STRING;
290 printf("%sImage Name: %.*s\n", p, IH_NMLEN, image_get_name(hdr));
291 if (IMAGE_ENABLE_TIMESTAMP) {
292 printf("%sCreated: ", p);
293 genimg_print_time((time_t)image_get_time(hdr));
295 printf("%sImage Type: ", p);
296 image_print_type(hdr);
297 printf("%sData Size: ", p);
298 genimg_print_size(image_get_data_size(hdr));
299 printf("%sLoad Address: %08x\n", p, image_get_load(hdr));
300 printf("%sEntry Point: %08x\n", p, image_get_ep(hdr));
302 if (image_check_type(hdr, IH_TYPE_MULTI) ||
303 image_check_type(hdr, IH_TYPE_SCRIPT)) {
306 ulong count = image_multi_count(hdr);
308 printf("%sContents:\n", p);
309 for (i = 0; i < count; i++) {
310 image_multi_getimg(hdr, i, &data, &len);
312 printf("%s Image %d: ", p, i);
313 genimg_print_size(len);
315 if (image_check_type(hdr, IH_TYPE_SCRIPT) && i > 0) {
317 * the user may need to know offsets
318 * if planning to do something with
321 printf("%s Offset = 0x%08lx\n", p, data);
330 * image_get_ramdisk - get and verify ramdisk image
331 * @rd_addr: ramdisk image start address
332 * @arch: expected ramdisk architecture
333 * @verify: checksum verification flag
335 * image_get_ramdisk() returns a pointer to the verified ramdisk image
336 * header. Routine receives image start address and expected architecture
337 * flag. Verification done covers data and header integrity and os/type/arch
340 * If dataflash support is enabled routine checks for dataflash addresses
341 * and handles required dataflash reads.
344 * pointer to a ramdisk image header, if image was found and valid
345 * otherwise, return NULL
347 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
350 const image_header_t *rd_hdr = (const image_header_t *)rd_addr;
352 if (!image_check_magic(rd_hdr)) {
353 puts("Bad Magic Number\n");
354 bootstage_error(BOOTSTAGE_ID_RD_MAGIC);
358 if (!image_check_hcrc(rd_hdr)) {
359 puts("Bad Header Checksum\n");
360 bootstage_error(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
364 bootstage_mark(BOOTSTAGE_ID_RD_MAGIC);
365 image_print_contents(rd_hdr);
368 puts(" Verifying Checksum ... ");
369 if (!image_check_dcrc(rd_hdr)) {
370 puts("Bad Data CRC\n");
371 bootstage_error(BOOTSTAGE_ID_RD_CHECKSUM);
377 bootstage_mark(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
379 if (!image_check_os(rd_hdr, IH_OS_LINUX) ||
380 !image_check_arch(rd_hdr, arch) ||
381 !image_check_type(rd_hdr, IH_TYPE_RAMDISK)) {
382 printf("No Linux %s Ramdisk Image\n",
383 genimg_get_arch_name(arch));
384 bootstage_error(BOOTSTAGE_ID_RAMDISK);
390 #endif /* !USE_HOSTCC */
392 /*****************************************************************************/
393 /* Shared dual-format routines */
394 /*****************************************************************************/
396 ulong load_addr = CONFIG_SYS_LOAD_ADDR; /* Default Load Address */
397 ulong save_addr; /* Default Save Address */
398 ulong save_size; /* Default Save Size (in bytes) */
400 static int on_loadaddr(const char *name, const char *value, enum env_op op,
405 case env_op_overwrite:
406 load_addr = simple_strtoul(value, NULL, 16);
414 U_BOOT_ENV_CALLBACK(loadaddr, on_loadaddr);
416 ulong getenv_bootm_low(void)
418 char *s = getenv("bootm_low");
420 ulong tmp = simple_strtoul(s, NULL, 16);
424 #if defined(CONFIG_SYS_SDRAM_BASE)
425 return CONFIG_SYS_SDRAM_BASE;
426 #elif defined(CONFIG_ARM)
427 return gd->bd->bi_dram[0].start;
433 phys_size_t getenv_bootm_size(void)
436 char *s = getenv("bootm_size");
438 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
441 s = getenv("bootm_low");
443 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
448 #if defined(CONFIG_ARM)
449 return gd->bd->bi_dram[0].size - tmp;
451 return gd->bd->bi_memsize - tmp;
455 phys_size_t getenv_bootm_mapsize(void)
458 char *s = getenv("bootm_mapsize");
460 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
464 #if defined(CONFIG_SYS_BOOTMAPSZ)
465 return CONFIG_SYS_BOOTMAPSZ;
467 return getenv_bootm_size();
471 void memmove_wd(void *to, void *from, size_t len, ulong chunksz)
476 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
478 size_t tail = (len > chunksz) ? chunksz : len;
480 memmove(to, from, tail);
485 #else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
486 memmove(to, from, len);
487 #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
489 #endif /* !USE_HOSTCC */
491 void genimg_print_size(uint32_t size)
494 printf("%d Bytes = ", size);
495 print_size(size, "\n");
497 printf("%d Bytes = %.2f kB = %.2f MB\n",
498 size, (double)size / 1.024e3,
499 (double)size / 1.048576e6);
503 #if IMAGE_ENABLE_TIMESTAMP
504 void genimg_print_time(time_t timestamp)
509 to_tm(timestamp, &tm);
510 printf("%4d-%02d-%02d %2d:%02d:%02d UTC\n",
511 tm.tm_year, tm.tm_mon, tm.tm_mday,
512 tm.tm_hour, tm.tm_min, tm.tm_sec);
514 printf("%s", ctime(×tamp));
520 * get_table_entry_name - translate entry id to long name
521 * @table: pointer to a translation table for entries of a specific type
522 * @msg: message to be returned when translation fails
523 * @id: entry id to be translated
525 * get_table_entry_name() will go over translation table trying to find
526 * entry that matches given id. If matching entry is found, its long
527 * name is returned to the caller.
530 * long entry name if translation succeeds
533 char *get_table_entry_name(const table_entry_t *table, char *msg, int id)
535 for (; table->id >= 0; ++table) {
537 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
540 return table->lname + gd->reloc_off;
546 const char *genimg_get_os_name(uint8_t os)
548 return (get_table_entry_name(uimage_os, "Unknown OS", os));
551 const char *genimg_get_arch_name(uint8_t arch)
553 return (get_table_entry_name(uimage_arch, "Unknown Architecture",
557 const char *genimg_get_type_name(uint8_t type)
559 return (get_table_entry_name(uimage_type, "Unknown Image", type));
562 const char *genimg_get_comp_name(uint8_t comp)
564 return (get_table_entry_name(uimage_comp, "Unknown Compression",
569 * get_table_entry_id - translate short entry name to id
570 * @table: pointer to a translation table for entries of a specific type
571 * @table_name: to be used in case of error
572 * @name: entry short name to be translated
574 * get_table_entry_id() will go over translation table trying to find
575 * entry that matches given short name. If matching entry is found,
576 * its id returned to the caller.
579 * entry id if translation succeeds
582 int get_table_entry_id(const table_entry_t *table,
583 const char *table_name, const char *name)
585 const table_entry_t *t;
589 for (t = table; t->id >= 0; ++t) {
590 if (t->sname && strcasecmp(t->sname, name) == 0)
594 fprintf(stderr, "\nInvalid %s Type - valid names are", table_name);
595 for (t = table; t->id >= 0; ++t) {
596 if (t->sname == NULL)
598 fprintf(stderr, "%c %s", (first) ? ':' : ',', t->sname);
601 fprintf(stderr, "\n");
603 for (t = table; t->id >= 0; ++t) {
604 #ifdef CONFIG_NEEDS_MANUAL_RELOC
605 if (t->sname && strcmp(t->sname + gd->reloc_off, name) == 0)
607 if (t->sname && strcmp(t->sname, name) == 0)
611 debug("Invalid %s Type: %s\n", table_name, name);
612 #endif /* USE_HOSTCC */
616 int genimg_get_os_id(const char *name)
618 return (get_table_entry_id(uimage_os, "OS", name));
621 int genimg_get_arch_id(const char *name)
623 return (get_table_entry_id(uimage_arch, "CPU", name));
626 int genimg_get_type_id(const char *name)
628 return (get_table_entry_id(uimage_type, "Image", name));
631 int genimg_get_comp_id(const char *name)
633 return (get_table_entry_id(uimage_comp, "Compression", name));
638 * genimg_get_format - get image format type
639 * @img_addr: image start address
641 * genimg_get_format() checks whether provided address points to a valid
642 * legacy or FIT image.
644 * New uImage format and FDT blob are based on a libfdt. FDT blob
645 * may be passed directly or embedded in a FIT image. In both situations
646 * genimg_get_format() must be able to dectect libfdt header.
649 * image format type or IMAGE_FORMAT_INVALID if no image is present
651 int genimg_get_format(const void *img_addr)
653 ulong format = IMAGE_FORMAT_INVALID;
654 const image_header_t *hdr;
655 #if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT)
659 hdr = (const image_header_t *)img_addr;
660 if (image_check_magic(hdr))
661 format = IMAGE_FORMAT_LEGACY;
662 #if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT)
664 fit_hdr = (char *)img_addr;
665 if (fdt_check_header(fit_hdr) == 0)
666 format = IMAGE_FORMAT_FIT;
674 * genimg_get_image - get image from special storage (if necessary)
675 * @img_addr: image start address
677 * genimg_get_image() checks if provided image start adddress is located
678 * in a dataflash storage. If so, image is moved to a system RAM memory.
681 * image start address after possible relocation from special storage
683 ulong genimg_get_image(ulong img_addr)
685 ulong ram_addr = img_addr;
687 #ifdef CONFIG_HAS_DATAFLASH
688 ulong h_size, d_size;
690 if (addr_dataflash(img_addr)) {
693 /* ger RAM address */
694 ram_addr = CONFIG_SYS_LOAD_ADDR;
696 /* get header size */
697 h_size = image_get_header_size();
698 #if defined(CONFIG_FIT)
699 if (sizeof(struct fdt_header) > h_size)
700 h_size = sizeof(struct fdt_header);
704 debug(" Reading image header from dataflash address "
705 "%08lx to RAM address %08lx\n", img_addr, ram_addr);
707 buf = map_sysmem(ram_addr, 0);
708 read_dataflash(img_addr, h_size, buf);
711 switch (genimg_get_format(buf)) {
712 case IMAGE_FORMAT_LEGACY:
713 d_size = image_get_data_size(buf);
714 debug(" Legacy format image found at 0x%08lx, "
718 #if defined(CONFIG_FIT)
719 case IMAGE_FORMAT_FIT:
720 d_size = fit_get_size(buf) - h_size;
721 debug(" FIT/FDT format image found at 0x%08lx, "
727 printf(" No valid image found at 0x%08lx\n",
732 /* read in image data */
733 debug(" Reading image remaining data from dataflash address "
734 "%08lx to RAM address %08lx\n", img_addr + h_size,
737 read_dataflash(img_addr + h_size, d_size,
738 (char *)(buf + h_size));
741 #endif /* CONFIG_HAS_DATAFLASH */
747 * fit_has_config - check if there is a valid FIT configuration
748 * @images: pointer to the bootm command headers structure
750 * fit_has_config() checks if there is a FIT configuration in use
751 * (if FTI support is present).
754 * 0, no FIT support or no configuration found
755 * 1, configuration found
757 int genimg_has_config(bootm_headers_t *images)
759 #if defined(CONFIG_FIT)
760 if (images->fit_uname_cfg)
767 * boot_get_ramdisk - main ramdisk handling routine
768 * @argc: command argument count
769 * @argv: command argument list
770 * @images: pointer to the bootm images structure
771 * @arch: expected ramdisk architecture
772 * @rd_start: pointer to a ulong variable, will hold ramdisk start address
773 * @rd_end: pointer to a ulong variable, will hold ramdisk end
775 * boot_get_ramdisk() is responsible for finding a valid ramdisk image.
776 * Curently supported are the following ramdisk sources:
777 * - multicomponent kernel/ramdisk image,
778 * - commandline provided address of decicated ramdisk image.
781 * 0, if ramdisk image was found and valid, or skiped
782 * rd_start and rd_end are set to ramdisk start/end addresses if
783 * ramdisk image is found and valid
785 * 1, if ramdisk image is found but corrupted, or invalid
786 * rd_start and rd_end are set to 0 if no ramdisk exists
788 int boot_get_ramdisk(int argc, char * const argv[], bootm_headers_t *images,
789 uint8_t arch, ulong *rd_start, ulong *rd_end)
791 ulong rd_addr, rd_load;
792 ulong rd_data, rd_len;
793 const image_header_t *rd_hdr;
795 #ifdef CONFIG_SUPPORT_RAW_INITRD
798 #if defined(CONFIG_FIT)
799 const char *fit_uname_config = images->fit_uname_cfg;
800 const char *fit_uname_ramdisk = NULL;
804 const char *select = NULL;
812 * Look for a '-' which indicates to ignore the
815 if (select && strcmp(select, "-") == 0) {
816 debug("## Skipping init Ramdisk\n");
817 rd_len = rd_data = 0;
818 } else if (select || genimg_has_config(images)) {
819 #if defined(CONFIG_FIT)
822 * If the init ramdisk comes from the FIT image and
823 * the FIT image address is omitted in the command
824 * line argument, try to use os FIT image address or
825 * default load address.
827 if (images->fit_uname_os)
828 default_addr = (ulong)images->fit_hdr_os;
830 default_addr = load_addr;
832 if (fit_parse_conf(select, default_addr,
833 &rd_addr, &fit_uname_config)) {
834 debug("* ramdisk: config '%s' from image at "
836 fit_uname_config, rd_addr);
837 } else if (fit_parse_subimage(select, default_addr,
838 &rd_addr, &fit_uname_ramdisk)) {
839 debug("* ramdisk: subimage '%s' from image at "
841 fit_uname_ramdisk, rd_addr);
845 rd_addr = simple_strtoul(select, NULL, 16);
846 debug("* ramdisk: cmdline image address = "
850 #if defined(CONFIG_FIT)
852 /* use FIT configuration provided in first bootm
853 * command argument. If the property is not defined,
856 rd_addr = map_to_sysmem(images->fit_hdr_os);
857 rd_noffset = fit_get_node_from_config(images,
858 FIT_RAMDISK_PROP, rd_addr);
859 if (rd_noffset == -ENOLINK)
861 else if (rd_noffset < 0)
866 /* copy from dataflash if needed */
867 rd_addr = genimg_get_image(rd_addr);
870 * Check if there is an initrd image at the
871 * address provided in the second bootm argument
872 * check image type, for FIT images get FIT node.
874 buf = map_sysmem(rd_addr, 0);
875 switch (genimg_get_format(buf)) {
876 case IMAGE_FORMAT_LEGACY:
877 printf("## Loading init Ramdisk from Legacy "
878 "Image at %08lx ...\n", rd_addr);
880 bootstage_mark(BOOTSTAGE_ID_CHECK_RAMDISK);
881 rd_hdr = image_get_ramdisk(rd_addr, arch,
887 rd_data = image_get_data(rd_hdr);
888 rd_len = image_get_data_size(rd_hdr);
889 rd_load = image_get_load(rd_hdr);
891 #if defined(CONFIG_FIT)
892 case IMAGE_FORMAT_FIT:
893 rd_noffset = fit_image_load(images, FIT_RAMDISK_PROP,
894 rd_addr, &fit_uname_ramdisk,
895 &fit_uname_config, arch,
897 BOOTSTAGE_ID_FIT_RD_START,
898 FIT_LOAD_IGNORED, &rd_data, &rd_len);
902 images->fit_hdr_rd = map_sysmem(rd_addr, 0);
903 images->fit_uname_rd = fit_uname_ramdisk;
904 images->fit_noffset_rd = rd_noffset;
908 #ifdef CONFIG_SUPPORT_RAW_INITRD
911 end = strchr(select, ':');
913 rd_len = simple_strtoul(++end, NULL, 16);
918 puts("Wrong Ramdisk Image Format\n");
919 rd_data = rd_len = rd_load = 0;
923 } else if (images->legacy_hdr_valid &&
924 image_check_type(&images->legacy_hdr_os_copy,
928 * Now check if we have a legacy mult-component image,
929 * get second entry data start address and len.
931 bootstage_mark(BOOTSTAGE_ID_RAMDISK);
932 printf("## Loading init Ramdisk from multi component "
933 "Legacy Image at %08lx ...\n",
934 (ulong)images->legacy_hdr_os);
936 image_multi_getimg(images->legacy_hdr_os, 1, &rd_data, &rd_len);
941 bootstage_mark(BOOTSTAGE_ID_NO_RAMDISK);
942 rd_len = rd_data = 0;
946 debug("## No init Ramdisk\n");
949 *rd_end = rd_data + rd_len;
951 debug(" ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n",
957 #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
959 * boot_ramdisk_high - relocate init ramdisk
960 * @lmb: pointer to lmb handle, will be used for memory mgmt
961 * @rd_data: ramdisk data start address
962 * @rd_len: ramdisk data length
963 * @initrd_start: pointer to a ulong variable, will hold final init ramdisk
964 * start address (after possible relocation)
965 * @initrd_end: pointer to a ulong variable, will hold final init ramdisk
966 * end address (after possible relocation)
968 * boot_ramdisk_high() takes a relocation hint from "initrd_high" environment
969 * variable and if requested ramdisk data is moved to a specified location.
971 * Initrd_start and initrd_end are set to final (after relocation) ramdisk
972 * start/end addresses if ramdisk image start and len were provided,
973 * otherwise set initrd_start and initrd_end set to zeros.
979 int boot_ramdisk_high(struct lmb *lmb, ulong rd_data, ulong rd_len,
980 ulong *initrd_start, ulong *initrd_end)
984 int initrd_copy_to_ram = 1;
986 if ((s = getenv("initrd_high")) != NULL) {
987 /* a value of "no" or a similar string will act like 0,
988 * turning the "load high" feature off. This is intentional.
990 initrd_high = simple_strtoul(s, NULL, 16);
991 if (initrd_high == ~0)
992 initrd_copy_to_ram = 0;
994 /* not set, no restrictions to load high */
999 #ifdef CONFIG_LOGBUFFER
1000 /* Prevent initrd from overwriting logbuffer */
1001 lmb_reserve(lmb, logbuffer_base() - LOGBUFF_OVERHEAD, LOGBUFF_RESERVE);
1004 debug("## initrd_high = 0x%08lx, copy_to_ram = %d\n",
1005 initrd_high, initrd_copy_to_ram);
1008 if (!initrd_copy_to_ram) { /* zero-copy ramdisk support */
1009 debug(" in-place initrd\n");
1010 *initrd_start = rd_data;
1011 *initrd_end = rd_data + rd_len;
1012 lmb_reserve(lmb, rd_data, rd_len);
1015 *initrd_start = (ulong)lmb_alloc_base(lmb,
1016 rd_len, 0x1000, initrd_high);
1018 *initrd_start = (ulong)lmb_alloc(lmb, rd_len,
1021 if (*initrd_start == 0) {
1022 puts("ramdisk - allocation error\n");
1025 bootstage_mark(BOOTSTAGE_ID_COPY_RAMDISK);
1027 *initrd_end = *initrd_start + rd_len;
1028 printf(" Loading Ramdisk to %08lx, end %08lx ... ",
1029 *initrd_start, *initrd_end);
1031 memmove_wd((void *)*initrd_start,
1032 (void *)rd_data, rd_len, CHUNKSZ);
1036 * Ensure the image is flushed to memory to handle
1037 * AMP boot scenarios in which we might not be
1040 flush_cache((unsigned long)*initrd_start, rd_len);
1048 debug(" ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n",
1049 *initrd_start, *initrd_end);
1056 #endif /* CONFIG_SYS_BOOT_RAMDISK_HIGH */
1058 #ifdef CONFIG_SYS_BOOT_GET_CMDLINE
1060 * boot_get_cmdline - allocate and initialize kernel cmdline
1061 * @lmb: pointer to lmb handle, will be used for memory mgmt
1062 * @cmd_start: pointer to a ulong variable, will hold cmdline start
1063 * @cmd_end: pointer to a ulong variable, will hold cmdline end
1065 * boot_get_cmdline() allocates space for kernel command line below
1066 * BOOTMAPSZ + getenv_bootm_low() address. If "bootargs" U-boot environemnt
1067 * variable is present its contents is copied to allocated kernel
1074 int boot_get_cmdline(struct lmb *lmb, ulong *cmd_start, ulong *cmd_end)
1079 cmdline = (char *)(ulong)lmb_alloc_base(lmb, CONFIG_SYS_BARGSIZE, 0xf,
1080 getenv_bootm_mapsize() + getenv_bootm_low());
1082 if (cmdline == NULL)
1085 if ((s = getenv("bootargs")) == NULL)
1090 *cmd_start = (ulong) & cmdline[0];
1091 *cmd_end = *cmd_start + strlen(cmdline);
1093 debug("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end);
1097 #endif /* CONFIG_SYS_BOOT_GET_CMDLINE */
1099 #ifdef CONFIG_SYS_BOOT_GET_KBD
1101 * boot_get_kbd - allocate and initialize kernel copy of board info
1102 * @lmb: pointer to lmb handle, will be used for memory mgmt
1103 * @kbd: double pointer to board info data
1105 * boot_get_kbd() allocates space for kernel copy of board info data below
1106 * BOOTMAPSZ + getenv_bootm_low() address and kernel board info is initialized
1107 * with the current u-boot board info data.
1113 int boot_get_kbd(struct lmb *lmb, bd_t **kbd)
1115 *kbd = (bd_t *)(ulong)lmb_alloc_base(lmb, sizeof(bd_t), 0xf,
1116 getenv_bootm_mapsize() + getenv_bootm_low());
1122 debug("## kernel board info at 0x%08lx\n", (ulong)*kbd);
1124 #if defined(DEBUG) && defined(CONFIG_CMD_BDI)
1125 do_bdinfo(NULL, 0, 0, NULL);
1130 #endif /* CONFIG_SYS_BOOT_GET_KBD */
1133 int image_setup_linux(bootm_headers_t *images)
1135 ulong of_size = images->ft_len;
1136 char **of_flat_tree = &images->ft_addr;
1137 ulong *initrd_start = &images->initrd_start;
1138 ulong *initrd_end = &images->initrd_end;
1139 struct lmb *lmb = &images->lmb;
1143 if (IMAGE_ENABLE_OF_LIBFDT)
1144 boot_fdt_add_mem_rsv_regions(lmb, *of_flat_tree);
1146 if (IMAGE_BOOT_GET_CMDLINE) {
1147 ret = boot_get_cmdline(lmb, &images->cmdline_start,
1148 &images->cmdline_end);
1150 puts("ERROR with allocation of cmdline\n");
1154 if (IMAGE_ENABLE_RAMDISK_HIGH) {
1155 rd_len = images->rd_end - images->rd_start;
1156 ret = boot_ramdisk_high(lmb, images->rd_start, rd_len,
1157 initrd_start, initrd_end);
1162 if (IMAGE_ENABLE_OF_LIBFDT) {
1163 ret = boot_relocate_fdt(lmb, of_flat_tree, &of_size);
1168 if (IMAGE_ENABLE_OF_LIBFDT && of_size) {
1169 ret = image_setup_libfdt(images, *of_flat_tree, of_size, lmb);
1176 #endif /* CONFIG_LMB */
1177 #endif /* !USE_HOSTCC */