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", },
84 { IH_ARCH_ARM64, "arm64", "AArch64", },
88 static const table_entry_t uimage_os[] = {
89 { IH_OS_INVALID, NULL, "Invalid OS", },
90 { IH_OS_LINUX, "linux", "Linux", },
91 #if defined(CONFIG_LYNXKDI) || defined(USE_HOSTCC)
92 { IH_OS_LYNXOS, "lynxos", "LynxOS", },
94 { IH_OS_NETBSD, "netbsd", "NetBSD", },
95 { IH_OS_OSE, "ose", "Enea OSE", },
96 { IH_OS_PLAN9, "plan9", "Plan 9", },
97 { IH_OS_RTEMS, "rtems", "RTEMS", },
98 { IH_OS_U_BOOT, "u-boot", "U-Boot", },
99 { IH_OS_VXWORKS, "vxworks", "VxWorks", },
100 #if defined(CONFIG_CMD_ELF) || defined(USE_HOSTCC)
101 { IH_OS_QNX, "qnx", "QNX", },
103 #if defined(CONFIG_INTEGRITY) || defined(USE_HOSTCC)
104 { IH_OS_INTEGRITY,"integrity", "INTEGRITY", },
107 { IH_OS_4_4BSD, "4_4bsd", "4_4BSD", },
108 { IH_OS_DELL, "dell", "Dell", },
109 { IH_OS_ESIX, "esix", "Esix", },
110 { IH_OS_FREEBSD, "freebsd", "FreeBSD", },
111 { IH_OS_IRIX, "irix", "Irix", },
112 { IH_OS_NCR, "ncr", "NCR", },
113 { IH_OS_OPENBSD, "openbsd", "OpenBSD", },
114 { IH_OS_PSOS, "psos", "pSOS", },
115 { IH_OS_SCO, "sco", "SCO", },
116 { IH_OS_SOLARIS, "solaris", "Solaris", },
117 { IH_OS_SVR4, "svr4", "SVR4", },
122 static const table_entry_t uimage_type[] = {
123 { IH_TYPE_AISIMAGE, "aisimage", "Davinci AIS image",},
124 { IH_TYPE_FILESYSTEM, "filesystem", "Filesystem Image", },
125 { IH_TYPE_FIRMWARE, "firmware", "Firmware", },
126 { IH_TYPE_FLATDT, "flat_dt", "Flat Device Tree", },
127 { IH_TYPE_KERNEL, "kernel", "Kernel Image", },
128 { IH_TYPE_KERNEL_NOLOAD, "kernel_noload", "Kernel Image (no loading done)", },
129 { IH_TYPE_KWBIMAGE, "kwbimage", "Kirkwood Boot Image",},
130 { IH_TYPE_IMXIMAGE, "imximage", "Freescale i.MX Boot Image",},
131 { IH_TYPE_INVALID, NULL, "Invalid Image", },
132 { IH_TYPE_MULTI, "multi", "Multi-File Image", },
133 { IH_TYPE_OMAPIMAGE, "omapimage", "TI OMAP SPL With GP CH",},
134 { IH_TYPE_PBLIMAGE, "pblimage", "Freescale PBL Boot Image",},
135 { IH_TYPE_RAMDISK, "ramdisk", "RAMDisk Image", },
136 { IH_TYPE_SCRIPT, "script", "Script", },
137 { IH_TYPE_STANDALONE, "standalone", "Standalone Program", },
138 { IH_TYPE_UBLIMAGE, "ublimage", "Davinci UBL image",},
139 { IH_TYPE_MXSIMAGE, "mxsimage", "Freescale MXS Boot Image",},
143 static const table_entry_t uimage_comp[] = {
144 { IH_COMP_NONE, "none", "uncompressed", },
145 { IH_COMP_BZIP2, "bzip2", "bzip2 compressed", },
146 { IH_COMP_GZIP, "gzip", "gzip compressed", },
147 { IH_COMP_LZMA, "lzma", "lzma compressed", },
148 { IH_COMP_LZO, "lzo", "lzo compressed", },
152 /*****************************************************************************/
153 /* Legacy format routines */
154 /*****************************************************************************/
155 int image_check_hcrc(const image_header_t *hdr)
158 ulong len = image_get_header_size();
159 image_header_t header;
161 /* Copy header so we can blank CRC field for re-calculation */
162 memmove(&header, (char *)hdr, image_get_header_size());
163 image_set_hcrc(&header, 0);
165 hcrc = crc32(0, (unsigned char *)&header, len);
167 return (hcrc == image_get_hcrc(hdr));
170 int image_check_dcrc(const image_header_t *hdr)
172 ulong data = image_get_data(hdr);
173 ulong len = image_get_data_size(hdr);
174 ulong dcrc = crc32_wd(0, (unsigned char *)data, len, CHUNKSZ_CRC32);
176 return (dcrc == image_get_dcrc(hdr));
180 * image_multi_count - get component (sub-image) count
181 * @hdr: pointer to the header of the multi component image
183 * image_multi_count() returns number of components in a multi
186 * Note: no checking of the image type is done, caller must pass
187 * a valid multi component image.
190 * number of components
192 ulong image_multi_count(const image_header_t *hdr)
197 /* get start of the image payload, which in case of multi
198 * component images that points to a table of component sizes */
199 size = (uint32_t *)image_get_data(hdr);
201 /* count non empty slots */
202 for (i = 0; size[i]; ++i)
209 * image_multi_getimg - get component data address and size
210 * @hdr: pointer to the header of the multi component image
211 * @idx: index of the requested component
212 * @data: pointer to a ulong variable, will hold component data address
213 * @len: pointer to a ulong variable, will hold component size
215 * image_multi_getimg() returns size and data address for the requested
216 * component in a multi component image.
218 * Note: no checking of the image type is done, caller must pass
219 * a valid multi component image.
222 * data address and size of the component, if idx is valid
223 * 0 in data and len, if idx is out of range
225 void image_multi_getimg(const image_header_t *hdr, ulong idx,
226 ulong *data, ulong *len)
230 ulong offset, count, img_data;
232 /* get number of component */
233 count = image_multi_count(hdr);
235 /* get start of the image payload, which in case of multi
236 * component images that points to a table of component sizes */
237 size = (uint32_t *)image_get_data(hdr);
239 /* get address of the proper component data start, which means
240 * skipping sizes table (add 1 for last, null entry) */
241 img_data = image_get_data(hdr) + (count + 1) * sizeof(uint32_t);
244 *len = uimage_to_cpu(size[idx]);
247 /* go over all indices preceding requested component idx */
248 for (i = 0; i < idx; i++) {
249 /* add up i-th component size, rounding up to 4 bytes */
250 offset += (uimage_to_cpu(size[i]) + 3) & ~3 ;
253 /* calculate idx-th component data address */
254 *data = img_data + offset;
261 static void image_print_type(const image_header_t *hdr)
263 const char *os, *arch, *type, *comp;
265 os = genimg_get_os_name(image_get_os(hdr));
266 arch = genimg_get_arch_name(image_get_arch(hdr));
267 type = genimg_get_type_name(image_get_type(hdr));
268 comp = genimg_get_comp_name(image_get_comp(hdr));
270 printf("%s %s %s (%s)\n", arch, os, type, comp);
274 * image_print_contents - prints out the contents of the legacy format image
275 * @ptr: pointer to the legacy format image header
276 * @p: pointer to prefix string
278 * image_print_contents() formats a multi line legacy image contents description.
279 * The routine prints out all header fields followed by the size/offset data
280 * for MULTI/SCRIPT images.
283 * no returned results
285 void image_print_contents(const void *ptr)
287 const image_header_t *hdr = (const image_header_t *)ptr;
290 p = IMAGE_INDENT_STRING;
291 printf("%sImage Name: %.*s\n", p, IH_NMLEN, image_get_name(hdr));
292 if (IMAGE_ENABLE_TIMESTAMP) {
293 printf("%sCreated: ", p);
294 genimg_print_time((time_t)image_get_time(hdr));
296 printf("%sImage Type: ", p);
297 image_print_type(hdr);
298 printf("%sData Size: ", p);
299 genimg_print_size(image_get_data_size(hdr));
300 printf("%sLoad Address: %08x\n", p, image_get_load(hdr));
301 printf("%sEntry Point: %08x\n", p, image_get_ep(hdr));
303 if (image_check_type(hdr, IH_TYPE_MULTI) ||
304 image_check_type(hdr, IH_TYPE_SCRIPT)) {
307 ulong count = image_multi_count(hdr);
309 printf("%sContents:\n", p);
310 for (i = 0; i < count; i++) {
311 image_multi_getimg(hdr, i, &data, &len);
313 printf("%s Image %d: ", p, i);
314 genimg_print_size(len);
316 if (image_check_type(hdr, IH_TYPE_SCRIPT) && i > 0) {
318 * the user may need to know offsets
319 * if planning to do something with
322 printf("%s Offset = 0x%08lx\n", p, data);
331 * image_get_ramdisk - get and verify ramdisk image
332 * @rd_addr: ramdisk image start address
333 * @arch: expected ramdisk architecture
334 * @verify: checksum verification flag
336 * image_get_ramdisk() returns a pointer to the verified ramdisk image
337 * header. Routine receives image start address and expected architecture
338 * flag. Verification done covers data and header integrity and os/type/arch
341 * If dataflash support is enabled routine checks for dataflash addresses
342 * and handles required dataflash reads.
345 * pointer to a ramdisk image header, if image was found and valid
346 * otherwise, return NULL
348 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
351 const image_header_t *rd_hdr = (const image_header_t *)rd_addr;
353 if (!image_check_magic(rd_hdr)) {
354 puts("Bad Magic Number\n");
355 bootstage_error(BOOTSTAGE_ID_RD_MAGIC);
359 if (!image_check_hcrc(rd_hdr)) {
360 puts("Bad Header Checksum\n");
361 bootstage_error(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
365 bootstage_mark(BOOTSTAGE_ID_RD_MAGIC);
366 image_print_contents(rd_hdr);
369 puts(" Verifying Checksum ... ");
370 if (!image_check_dcrc(rd_hdr)) {
371 puts("Bad Data CRC\n");
372 bootstage_error(BOOTSTAGE_ID_RD_CHECKSUM);
378 bootstage_mark(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
380 if (!image_check_os(rd_hdr, IH_OS_LINUX) ||
381 !image_check_arch(rd_hdr, arch) ||
382 !image_check_type(rd_hdr, IH_TYPE_RAMDISK)) {
383 printf("No Linux %s Ramdisk Image\n",
384 genimg_get_arch_name(arch));
385 bootstage_error(BOOTSTAGE_ID_RAMDISK);
391 #endif /* !USE_HOSTCC */
393 /*****************************************************************************/
394 /* Shared dual-format routines */
395 /*****************************************************************************/
397 ulong load_addr = CONFIG_SYS_LOAD_ADDR; /* Default Load Address */
398 ulong save_addr; /* Default Save Address */
399 ulong save_size; /* Default Save Size (in bytes) */
401 static int on_loadaddr(const char *name, const char *value, enum env_op op,
406 case env_op_overwrite:
407 load_addr = simple_strtoul(value, NULL, 16);
415 U_BOOT_ENV_CALLBACK(loadaddr, on_loadaddr);
417 ulong getenv_bootm_low(void)
419 char *s = getenv("bootm_low");
421 ulong tmp = simple_strtoul(s, NULL, 16);
425 #if defined(CONFIG_SYS_SDRAM_BASE)
426 return CONFIG_SYS_SDRAM_BASE;
427 #elif defined(CONFIG_ARM)
428 return gd->bd->bi_dram[0].start;
434 phys_size_t getenv_bootm_size(void)
437 char *s = getenv("bootm_size");
439 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
442 s = getenv("bootm_low");
444 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
449 #if defined(CONFIG_ARM)
450 return gd->bd->bi_dram[0].size - tmp;
452 return gd->bd->bi_memsize - tmp;
456 phys_size_t getenv_bootm_mapsize(void)
459 char *s = getenv("bootm_mapsize");
461 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
465 #if defined(CONFIG_SYS_BOOTMAPSZ)
466 return CONFIG_SYS_BOOTMAPSZ;
468 return getenv_bootm_size();
472 void memmove_wd(void *to, void *from, size_t len, ulong chunksz)
477 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
479 size_t tail = (len > chunksz) ? chunksz : len;
481 memmove(to, from, tail);
486 #else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
487 memmove(to, from, len);
488 #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
490 #endif /* !USE_HOSTCC */
492 void genimg_print_size(uint32_t size)
495 printf("%d Bytes = ", size);
496 print_size(size, "\n");
498 printf("%d Bytes = %.2f kB = %.2f MB\n",
499 size, (double)size / 1.024e3,
500 (double)size / 1.048576e6);
504 #if IMAGE_ENABLE_TIMESTAMP
505 void genimg_print_time(time_t timestamp)
510 to_tm(timestamp, &tm);
511 printf("%4d-%02d-%02d %2d:%02d:%02d UTC\n",
512 tm.tm_year, tm.tm_mon, tm.tm_mday,
513 tm.tm_hour, tm.tm_min, tm.tm_sec);
515 printf("%s", ctime(×tamp));
521 * get_table_entry_name - translate entry id to long name
522 * @table: pointer to a translation table for entries of a specific type
523 * @msg: message to be returned when translation fails
524 * @id: entry id to be translated
526 * get_table_entry_name() will go over translation table trying to find
527 * entry that matches given id. If matching entry is found, its long
528 * name is returned to the caller.
531 * long entry name if translation succeeds
534 char *get_table_entry_name(const table_entry_t *table, char *msg, int id)
536 for (; table->id >= 0; ++table) {
538 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
541 return table->lname + gd->reloc_off;
547 const char *genimg_get_os_name(uint8_t os)
549 return (get_table_entry_name(uimage_os, "Unknown OS", os));
552 const char *genimg_get_arch_name(uint8_t arch)
554 return (get_table_entry_name(uimage_arch, "Unknown Architecture",
558 const char *genimg_get_type_name(uint8_t type)
560 return (get_table_entry_name(uimage_type, "Unknown Image", type));
563 const char *genimg_get_comp_name(uint8_t comp)
565 return (get_table_entry_name(uimage_comp, "Unknown Compression",
570 * get_table_entry_id - translate short entry name to id
571 * @table: pointer to a translation table for entries of a specific type
572 * @table_name: to be used in case of error
573 * @name: entry short name to be translated
575 * get_table_entry_id() will go over translation table trying to find
576 * entry that matches given short name. If matching entry is found,
577 * its id returned to the caller.
580 * entry id if translation succeeds
583 int get_table_entry_id(const table_entry_t *table,
584 const char *table_name, const char *name)
586 const table_entry_t *t;
590 for (t = table; t->id >= 0; ++t) {
591 if (t->sname && strcasecmp(t->sname, name) == 0)
595 fprintf(stderr, "\nInvalid %s Type - valid names are", table_name);
596 for (t = table; t->id >= 0; ++t) {
597 if (t->sname == NULL)
599 fprintf(stderr, "%c %s", (first) ? ':' : ',', t->sname);
602 fprintf(stderr, "\n");
604 for (t = table; t->id >= 0; ++t) {
605 #ifdef CONFIG_NEEDS_MANUAL_RELOC
606 if (t->sname && strcmp(t->sname + gd->reloc_off, name) == 0)
608 if (t->sname && strcmp(t->sname, name) == 0)
612 debug("Invalid %s Type: %s\n", table_name, name);
613 #endif /* USE_HOSTCC */
617 int genimg_get_os_id(const char *name)
619 return (get_table_entry_id(uimage_os, "OS", name));
622 int genimg_get_arch_id(const char *name)
624 return (get_table_entry_id(uimage_arch, "CPU", name));
627 int genimg_get_type_id(const char *name)
629 return (get_table_entry_id(uimage_type, "Image", name));
632 int genimg_get_comp_id(const char *name)
634 return (get_table_entry_id(uimage_comp, "Compression", name));
639 * genimg_get_format - get image format type
640 * @img_addr: image start address
642 * genimg_get_format() checks whether provided address points to a valid
643 * legacy or FIT image.
645 * New uImage format and FDT blob are based on a libfdt. FDT blob
646 * may be passed directly or embedded in a FIT image. In both situations
647 * genimg_get_format() must be able to dectect libfdt header.
650 * image format type or IMAGE_FORMAT_INVALID if no image is present
652 int genimg_get_format(const void *img_addr)
654 ulong format = IMAGE_FORMAT_INVALID;
655 const image_header_t *hdr;
657 hdr = (const image_header_t *)img_addr;
658 if (image_check_magic(hdr))
659 format = IMAGE_FORMAT_LEGACY;
660 #if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT)
662 if (fdt_check_header(img_addr) == 0)
663 format = IMAGE_FORMAT_FIT;
671 * genimg_get_image - get image from special storage (if necessary)
672 * @img_addr: image start address
674 * genimg_get_image() checks if provided image start adddress is located
675 * in a dataflash storage. If so, image is moved to a system RAM memory.
678 * image start address after possible relocation from special storage
680 ulong genimg_get_image(ulong img_addr)
682 ulong ram_addr = img_addr;
684 #ifdef CONFIG_HAS_DATAFLASH
685 ulong h_size, d_size;
687 if (addr_dataflash(img_addr)) {
690 /* ger RAM address */
691 ram_addr = CONFIG_SYS_LOAD_ADDR;
693 /* get header size */
694 h_size = image_get_header_size();
695 #if defined(CONFIG_FIT)
696 if (sizeof(struct fdt_header) > h_size)
697 h_size = sizeof(struct fdt_header);
701 debug(" Reading image header from dataflash address "
702 "%08lx to RAM address %08lx\n", img_addr, ram_addr);
704 buf = map_sysmem(ram_addr, 0);
705 read_dataflash(img_addr, h_size, buf);
708 switch (genimg_get_format(buf)) {
709 case IMAGE_FORMAT_LEGACY:
710 d_size = image_get_data_size(buf);
711 debug(" Legacy format image found at 0x%08lx, "
715 #if defined(CONFIG_FIT)
716 case IMAGE_FORMAT_FIT:
717 d_size = fit_get_size(buf) - h_size;
718 debug(" FIT/FDT format image found at 0x%08lx, "
724 printf(" No valid image found at 0x%08lx\n",
729 /* read in image data */
730 debug(" Reading image remaining data from dataflash address "
731 "%08lx to RAM address %08lx\n", img_addr + h_size,
734 read_dataflash(img_addr + h_size, d_size,
735 (char *)(buf + h_size));
738 #endif /* CONFIG_HAS_DATAFLASH */
744 * fit_has_config - check if there is a valid FIT configuration
745 * @images: pointer to the bootm command headers structure
747 * fit_has_config() checks if there is a FIT configuration in use
748 * (if FTI support is present).
751 * 0, no FIT support or no configuration found
752 * 1, configuration found
754 int genimg_has_config(bootm_headers_t *images)
756 #if defined(CONFIG_FIT)
757 if (images->fit_uname_cfg)
764 * boot_get_ramdisk - main ramdisk handling routine
765 * @argc: command argument count
766 * @argv: command argument list
767 * @images: pointer to the bootm images structure
768 * @arch: expected ramdisk architecture
769 * @rd_start: pointer to a ulong variable, will hold ramdisk start address
770 * @rd_end: pointer to a ulong variable, will hold ramdisk end
772 * boot_get_ramdisk() is responsible for finding a valid ramdisk image.
773 * Curently supported are the following ramdisk sources:
774 * - multicomponent kernel/ramdisk image,
775 * - commandline provided address of decicated ramdisk image.
778 * 0, if ramdisk image was found and valid, or skiped
779 * rd_start and rd_end are set to ramdisk start/end addresses if
780 * ramdisk image is found and valid
782 * 1, if ramdisk image is found but corrupted, or invalid
783 * rd_start and rd_end are set to 0 if no ramdisk exists
785 int boot_get_ramdisk(int argc, char * const argv[], bootm_headers_t *images,
786 uint8_t arch, ulong *rd_start, ulong *rd_end)
788 ulong rd_addr, rd_load;
789 ulong rd_data, rd_len;
790 const image_header_t *rd_hdr;
792 #ifdef CONFIG_SUPPORT_RAW_INITRD
795 #if defined(CONFIG_FIT)
796 const char *fit_uname_config = images->fit_uname_cfg;
797 const char *fit_uname_ramdisk = NULL;
801 const char *select = NULL;
809 * Look for a '-' which indicates to ignore the
812 if (select && strcmp(select, "-") == 0) {
813 debug("## Skipping init Ramdisk\n");
814 rd_len = rd_data = 0;
815 } else if (select || genimg_has_config(images)) {
816 #if defined(CONFIG_FIT)
819 * If the init ramdisk comes from the FIT image and
820 * the FIT image address is omitted in the command
821 * line argument, try to use os FIT image address or
822 * default load address.
824 if (images->fit_uname_os)
825 default_addr = (ulong)images->fit_hdr_os;
827 default_addr = load_addr;
829 if (fit_parse_conf(select, default_addr,
830 &rd_addr, &fit_uname_config)) {
831 debug("* ramdisk: config '%s' from image at "
833 fit_uname_config, rd_addr);
834 } else if (fit_parse_subimage(select, default_addr,
835 &rd_addr, &fit_uname_ramdisk)) {
836 debug("* ramdisk: subimage '%s' from image at "
838 fit_uname_ramdisk, rd_addr);
842 rd_addr = simple_strtoul(select, NULL, 16);
843 debug("* ramdisk: cmdline image address = "
847 #if defined(CONFIG_FIT)
849 /* use FIT configuration provided in first bootm
850 * command argument. If the property is not defined,
853 rd_addr = map_to_sysmem(images->fit_hdr_os);
854 rd_noffset = fit_get_node_from_config(images,
855 FIT_RAMDISK_PROP, rd_addr);
856 if (rd_noffset == -ENOLINK)
858 else if (rd_noffset < 0)
863 /* copy from dataflash if needed */
864 rd_addr = genimg_get_image(rd_addr);
867 * Check if there is an initrd image at the
868 * address provided in the second bootm argument
869 * check image type, for FIT images get FIT node.
871 buf = map_sysmem(rd_addr, 0);
872 switch (genimg_get_format(buf)) {
873 case IMAGE_FORMAT_LEGACY:
874 printf("## Loading init Ramdisk from Legacy "
875 "Image at %08lx ...\n", rd_addr);
877 bootstage_mark(BOOTSTAGE_ID_CHECK_RAMDISK);
878 rd_hdr = image_get_ramdisk(rd_addr, arch,
884 rd_data = image_get_data(rd_hdr);
885 rd_len = image_get_data_size(rd_hdr);
886 rd_load = image_get_load(rd_hdr);
888 #if defined(CONFIG_FIT)
889 case IMAGE_FORMAT_FIT:
890 rd_noffset = fit_image_load(images, FIT_RAMDISK_PROP,
891 rd_addr, &fit_uname_ramdisk,
892 &fit_uname_config, arch,
894 BOOTSTAGE_ID_FIT_RD_START,
895 FIT_LOAD_IGNORED, &rd_data, &rd_len);
899 images->fit_hdr_rd = map_sysmem(rd_addr, 0);
900 images->fit_uname_rd = fit_uname_ramdisk;
901 images->fit_noffset_rd = rd_noffset;
905 #ifdef CONFIG_SUPPORT_RAW_INITRD
908 end = strchr(select, ':');
910 rd_len = simple_strtoul(++end, NULL, 16);
915 puts("Wrong Ramdisk Image Format\n");
916 rd_data = rd_len = rd_load = 0;
920 } else if (images->legacy_hdr_valid &&
921 image_check_type(&images->legacy_hdr_os_copy,
925 * Now check if we have a legacy mult-component image,
926 * get second entry data start address and len.
928 bootstage_mark(BOOTSTAGE_ID_RAMDISK);
929 printf("## Loading init Ramdisk from multi component "
930 "Legacy Image at %08lx ...\n",
931 (ulong)images->legacy_hdr_os);
933 image_multi_getimg(images->legacy_hdr_os, 1, &rd_data, &rd_len);
938 bootstage_mark(BOOTSTAGE_ID_NO_RAMDISK);
939 rd_len = rd_data = 0;
943 debug("## No init Ramdisk\n");
946 *rd_end = rd_data + rd_len;
948 debug(" ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n",
954 #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
956 * boot_ramdisk_high - relocate init ramdisk
957 * @lmb: pointer to lmb handle, will be used for memory mgmt
958 * @rd_data: ramdisk data start address
959 * @rd_len: ramdisk data length
960 * @initrd_start: pointer to a ulong variable, will hold final init ramdisk
961 * start address (after possible relocation)
962 * @initrd_end: pointer to a ulong variable, will hold final init ramdisk
963 * end address (after possible relocation)
965 * boot_ramdisk_high() takes a relocation hint from "initrd_high" environment
966 * variable and if requested ramdisk data is moved to a specified location.
968 * Initrd_start and initrd_end are set to final (after relocation) ramdisk
969 * start/end addresses if ramdisk image start and len were provided,
970 * otherwise set initrd_start and initrd_end set to zeros.
976 int boot_ramdisk_high(struct lmb *lmb, ulong rd_data, ulong rd_len,
977 ulong *initrd_start, ulong *initrd_end)
981 int initrd_copy_to_ram = 1;
983 if ((s = getenv("initrd_high")) != NULL) {
984 /* a value of "no" or a similar string will act like 0,
985 * turning the "load high" feature off. This is intentional.
987 initrd_high = simple_strtoul(s, NULL, 16);
988 if (initrd_high == ~0)
989 initrd_copy_to_ram = 0;
991 /* not set, no restrictions to load high */
996 #ifdef CONFIG_LOGBUFFER
997 /* Prevent initrd from overwriting logbuffer */
998 lmb_reserve(lmb, logbuffer_base() - LOGBUFF_OVERHEAD, LOGBUFF_RESERVE);
1001 debug("## initrd_high = 0x%08lx, copy_to_ram = %d\n",
1002 initrd_high, initrd_copy_to_ram);
1005 if (!initrd_copy_to_ram) { /* zero-copy ramdisk support */
1006 debug(" in-place initrd\n");
1007 *initrd_start = rd_data;
1008 *initrd_end = rd_data + rd_len;
1009 lmb_reserve(lmb, rd_data, rd_len);
1012 *initrd_start = (ulong)lmb_alloc_base(lmb,
1013 rd_len, 0x1000, initrd_high);
1015 *initrd_start = (ulong)lmb_alloc(lmb, rd_len,
1018 if (*initrd_start == 0) {
1019 puts("ramdisk - allocation error\n");
1022 bootstage_mark(BOOTSTAGE_ID_COPY_RAMDISK);
1024 *initrd_end = *initrd_start + rd_len;
1025 printf(" Loading Ramdisk to %08lx, end %08lx ... ",
1026 *initrd_start, *initrd_end);
1028 memmove_wd((void *)*initrd_start,
1029 (void *)rd_data, rd_len, CHUNKSZ);
1033 * Ensure the image is flushed to memory to handle
1034 * AMP boot scenarios in which we might not be
1037 flush_cache((unsigned long)*initrd_start, rd_len);
1045 debug(" ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n",
1046 *initrd_start, *initrd_end);
1053 #endif /* CONFIG_SYS_BOOT_RAMDISK_HIGH */
1055 #ifdef CONFIG_SYS_BOOT_GET_CMDLINE
1057 * boot_get_cmdline - allocate and initialize kernel cmdline
1058 * @lmb: pointer to lmb handle, will be used for memory mgmt
1059 * @cmd_start: pointer to a ulong variable, will hold cmdline start
1060 * @cmd_end: pointer to a ulong variable, will hold cmdline end
1062 * boot_get_cmdline() allocates space for kernel command line below
1063 * BOOTMAPSZ + getenv_bootm_low() address. If "bootargs" U-boot environemnt
1064 * variable is present its contents is copied to allocated kernel
1071 int boot_get_cmdline(struct lmb *lmb, ulong *cmd_start, ulong *cmd_end)
1076 cmdline = (char *)(ulong)lmb_alloc_base(lmb, CONFIG_SYS_BARGSIZE, 0xf,
1077 getenv_bootm_mapsize() + getenv_bootm_low());
1079 if (cmdline == NULL)
1082 if ((s = getenv("bootargs")) == NULL)
1087 *cmd_start = (ulong) & cmdline[0];
1088 *cmd_end = *cmd_start + strlen(cmdline);
1090 debug("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end);
1094 #endif /* CONFIG_SYS_BOOT_GET_CMDLINE */
1096 #ifdef CONFIG_SYS_BOOT_GET_KBD
1098 * boot_get_kbd - allocate and initialize kernel copy of board info
1099 * @lmb: pointer to lmb handle, will be used for memory mgmt
1100 * @kbd: double pointer to board info data
1102 * boot_get_kbd() allocates space for kernel copy of board info data below
1103 * BOOTMAPSZ + getenv_bootm_low() address and kernel board info is initialized
1104 * with the current u-boot board info data.
1110 int boot_get_kbd(struct lmb *lmb, bd_t **kbd)
1112 *kbd = (bd_t *)(ulong)lmb_alloc_base(lmb, sizeof(bd_t), 0xf,
1113 getenv_bootm_mapsize() + getenv_bootm_low());
1119 debug("## kernel board info at 0x%08lx\n", (ulong)*kbd);
1121 #if defined(DEBUG) && defined(CONFIG_CMD_BDI)
1122 do_bdinfo(NULL, 0, 0, NULL);
1127 #endif /* CONFIG_SYS_BOOT_GET_KBD */
1130 int image_setup_linux(bootm_headers_t *images)
1132 ulong of_size = images->ft_len;
1133 char **of_flat_tree = &images->ft_addr;
1134 ulong *initrd_start = &images->initrd_start;
1135 ulong *initrd_end = &images->initrd_end;
1136 struct lmb *lmb = &images->lmb;
1140 if (IMAGE_ENABLE_OF_LIBFDT)
1141 boot_fdt_add_mem_rsv_regions(lmb, *of_flat_tree);
1143 if (IMAGE_BOOT_GET_CMDLINE) {
1144 ret = boot_get_cmdline(lmb, &images->cmdline_start,
1145 &images->cmdline_end);
1147 puts("ERROR with allocation of cmdline\n");
1151 if (IMAGE_ENABLE_RAMDISK_HIGH) {
1152 rd_len = images->rd_end - images->rd_start;
1153 ret = boot_ramdisk_high(lmb, images->rd_start, rd_len,
1154 initrd_start, initrd_end);
1159 if (IMAGE_ENABLE_OF_LIBFDT) {
1160 ret = boot_relocate_fdt(lmb, of_flat_tree, &of_size);
1165 if (IMAGE_ENABLE_OF_LIBFDT && of_size) {
1166 ret = image_setup_libfdt(images, *of_flat_tree, of_size, lmb);
1173 #endif /* CONFIG_LMB */
1174 #endif /* !USE_HOSTCC */