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>
32 #if IMAGE_ENABLE_FIT || IMAGE_ENABLE_OF_LIBFDT
34 #include <fdt_support.h>
37 #include <u-boot/md5.h>
38 #include <u-boot/sha1.h>
39 #include <asm/errno.h>
43 extern int do_bdinfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
46 DECLARE_GLOBAL_DATA_PTR;
48 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
49 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
54 #include <u-boot/md5.h>
58 #ifndef __maybe_unused
59 # define __maybe_unused /* unimplemented */
61 #endif /* !USE_HOSTCC*/
63 #include <u-boot/crc.h>
65 #ifndef CONFIG_SYS_BARGSIZE
66 #define CONFIG_SYS_BARGSIZE 512
69 static const table_entry_t uimage_arch[] = {
70 { IH_ARCH_INVALID, NULL, "Invalid ARCH", },
71 { IH_ARCH_ALPHA, "alpha", "Alpha", },
72 { IH_ARCH_ARM, "arm", "ARM", },
73 { IH_ARCH_I386, "x86", "Intel x86", },
74 { IH_ARCH_IA64, "ia64", "IA64", },
75 { IH_ARCH_M68K, "m68k", "M68K", },
76 { IH_ARCH_MICROBLAZE, "microblaze", "MicroBlaze", },
77 { IH_ARCH_MIPS, "mips", "MIPS", },
78 { IH_ARCH_MIPS64, "mips64", "MIPS 64 Bit", },
79 { IH_ARCH_NIOS2, "nios2", "NIOS II", },
80 { IH_ARCH_PPC, "powerpc", "PowerPC", },
81 { IH_ARCH_PPC, "ppc", "PowerPC", },
82 { IH_ARCH_S390, "s390", "IBM S390", },
83 { IH_ARCH_SH, "sh", "SuperH", },
84 { IH_ARCH_SPARC, "sparc", "SPARC", },
85 { IH_ARCH_SPARC64, "sparc64", "SPARC 64 Bit", },
86 { IH_ARCH_BLACKFIN, "blackfin", "Blackfin", },
87 { IH_ARCH_AVR32, "avr32", "AVR32", },
88 { IH_ARCH_NDS32, "nds32", "NDS32", },
89 { IH_ARCH_OPENRISC, "or1k", "OpenRISC 1000",},
90 { IH_ARCH_SANDBOX, "sandbox", "Sandbox", },
91 { IH_ARCH_ARM64, "arm64", "AArch64", },
92 { IH_ARCH_ARC, "arc", "ARC", },
93 { IH_ARCH_X86_64, "x86_64", "AMD x86_64", },
97 static const table_entry_t uimage_os[] = {
98 { IH_OS_INVALID, NULL, "Invalid OS", },
99 { IH_OS_LINUX, "linux", "Linux", },
100 #if defined(CONFIG_LYNXKDI) || defined(USE_HOSTCC)
101 { IH_OS_LYNXOS, "lynxos", "LynxOS", },
103 { IH_OS_NETBSD, "netbsd", "NetBSD", },
104 { IH_OS_OSE, "ose", "Enea OSE", },
105 { IH_OS_PLAN9, "plan9", "Plan 9", },
106 { IH_OS_RTEMS, "rtems", "RTEMS", },
107 { IH_OS_U_BOOT, "u-boot", "U-Boot", },
108 { IH_OS_VXWORKS, "vxworks", "VxWorks", },
109 #if defined(CONFIG_CMD_ELF) || defined(USE_HOSTCC)
110 { IH_OS_QNX, "qnx", "QNX", },
112 #if defined(CONFIG_INTEGRITY) || defined(USE_HOSTCC)
113 { IH_OS_INTEGRITY,"integrity", "INTEGRITY", },
116 { IH_OS_4_4BSD, "4_4bsd", "4_4BSD", },
117 { IH_OS_DELL, "dell", "Dell", },
118 { IH_OS_ESIX, "esix", "Esix", },
119 { IH_OS_FREEBSD, "freebsd", "FreeBSD", },
120 { IH_OS_IRIX, "irix", "Irix", },
121 { IH_OS_NCR, "ncr", "NCR", },
122 { IH_OS_OPENBSD, "openbsd", "OpenBSD", },
123 { IH_OS_PSOS, "psos", "pSOS", },
124 { IH_OS_SCO, "sco", "SCO", },
125 { IH_OS_SOLARIS, "solaris", "Solaris", },
126 { IH_OS_SVR4, "svr4", "SVR4", },
128 #if defined(CONFIG_BOOTM_OPENRTOS) || defined(USE_HOSTCC)
129 { IH_OS_OPENRTOS, "openrtos", "OpenRTOS", },
135 static const table_entry_t uimage_type[] = {
136 { IH_TYPE_AISIMAGE, "aisimage", "Davinci AIS image",},
137 { IH_TYPE_FILESYSTEM, "filesystem", "Filesystem Image", },
138 { IH_TYPE_FIRMWARE, "firmware", "Firmware", },
139 { IH_TYPE_FLATDT, "flat_dt", "Flat Device Tree", },
140 { IH_TYPE_GPIMAGE, "gpimage", "TI Keystone SPL Image",},
141 { IH_TYPE_KERNEL, "kernel", "Kernel Image", },
142 { IH_TYPE_KERNEL_NOLOAD, "kernel_noload", "Kernel Image (no loading done)", },
143 { IH_TYPE_KWBIMAGE, "kwbimage", "Kirkwood Boot Image",},
144 { IH_TYPE_IMXIMAGE, "imximage", "Freescale i.MX Boot Image",},
145 { IH_TYPE_INVALID, NULL, "Invalid Image", },
146 { IH_TYPE_MULTI, "multi", "Multi-File Image", },
147 { IH_TYPE_OMAPIMAGE, "omapimage", "TI OMAP SPL With GP CH",},
148 { IH_TYPE_PBLIMAGE, "pblimage", "Freescale PBL Boot Image",},
149 { IH_TYPE_RAMDISK, "ramdisk", "RAMDisk Image", },
150 { IH_TYPE_SCRIPT, "script", "Script", },
151 { IH_TYPE_SOCFPGAIMAGE, "socfpgaimage", "Altera SOCFPGA preloader",},
152 { IH_TYPE_STANDALONE, "standalone", "Standalone Program", },
153 { IH_TYPE_UBLIMAGE, "ublimage", "Davinci UBL image",},
154 { IH_TYPE_MXSIMAGE, "mxsimage", "Freescale MXS Boot Image",},
155 { IH_TYPE_ATMELIMAGE, "atmelimage", "ATMEL ROM-Boot Image",},
156 { IH_TYPE_X86_SETUP, "x86_setup", "x86 setup.bin", },
157 { IH_TYPE_LPC32XXIMAGE, "lpc32xximage", "LPC32XX Boot Image", },
158 { IH_TYPE_RKIMAGE, "rkimage", "Rockchip Boot Image" },
159 { IH_TYPE_RKSD, "rksd", "Rockchip SD Boot Image" },
160 { IH_TYPE_RKSPI, "rkspi", "Rockchip SPI Boot Image" },
161 { IH_TYPE_ZYNQIMAGE, "zynqimage", "Xilinx Zynq Boot Image" },
162 { IH_TYPE_ZYNQMPIMAGE, "zynqmpimage", "Xilinx ZynqMP Boot Image" },
163 { IH_TYPE_FPGA, "fpga", "FPGA Image" },
167 static const table_entry_t uimage_comp[] = {
168 { IH_COMP_NONE, "none", "uncompressed", },
169 { IH_COMP_BZIP2, "bzip2", "bzip2 compressed", },
170 { IH_COMP_GZIP, "gzip", "gzip compressed", },
171 { IH_COMP_LZMA, "lzma", "lzma compressed", },
172 { IH_COMP_LZO, "lzo", "lzo compressed", },
173 { IH_COMP_LZ4, "lz4", "lz4 compressed", },
177 /*****************************************************************************/
178 /* Legacy format routines */
179 /*****************************************************************************/
180 int image_check_hcrc(const image_header_t *hdr)
183 ulong len = image_get_header_size();
184 image_header_t header;
186 /* Copy header so we can blank CRC field for re-calculation */
187 memmove(&header, (char *)hdr, image_get_header_size());
188 image_set_hcrc(&header, 0);
190 hcrc = crc32(0, (unsigned char *)&header, len);
192 return (hcrc == image_get_hcrc(hdr));
195 int image_check_dcrc(const image_header_t *hdr)
197 ulong data = image_get_data(hdr);
198 ulong len = image_get_data_size(hdr);
199 ulong dcrc = crc32_wd(0, (unsigned char *)data, len, CHUNKSZ_CRC32);
201 return (dcrc == image_get_dcrc(hdr));
205 * image_multi_count - get component (sub-image) count
206 * @hdr: pointer to the header of the multi component image
208 * image_multi_count() returns number of components in a multi
211 * Note: no checking of the image type is done, caller must pass
212 * a valid multi component image.
215 * number of components
217 ulong image_multi_count(const image_header_t *hdr)
222 /* get start of the image payload, which in case of multi
223 * component images that points to a table of component sizes */
224 size = (uint32_t *)image_get_data(hdr);
226 /* count non empty slots */
227 for (i = 0; size[i]; ++i)
234 * image_multi_getimg - get component data address and size
235 * @hdr: pointer to the header of the multi component image
236 * @idx: index of the requested component
237 * @data: pointer to a ulong variable, will hold component data address
238 * @len: pointer to a ulong variable, will hold component size
240 * image_multi_getimg() returns size and data address for the requested
241 * component in a multi component image.
243 * Note: no checking of the image type is done, caller must pass
244 * a valid multi component image.
247 * data address and size of the component, if idx is valid
248 * 0 in data and len, if idx is out of range
250 void image_multi_getimg(const image_header_t *hdr, ulong idx,
251 ulong *data, ulong *len)
255 ulong offset, count, img_data;
257 /* get number of component */
258 count = image_multi_count(hdr);
260 /* get start of the image payload, which in case of multi
261 * component images that points to a table of component sizes */
262 size = (uint32_t *)image_get_data(hdr);
264 /* get address of the proper component data start, which means
265 * skipping sizes table (add 1 for last, null entry) */
266 img_data = image_get_data(hdr) + (count + 1) * sizeof(uint32_t);
269 *len = uimage_to_cpu(size[idx]);
272 /* go over all indices preceding requested component idx */
273 for (i = 0; i < idx; i++) {
274 /* add up i-th component size, rounding up to 4 bytes */
275 offset += (uimage_to_cpu(size[i]) + 3) & ~3 ;
278 /* calculate idx-th component data address */
279 *data = img_data + offset;
286 static void image_print_type(const image_header_t *hdr)
288 const char __maybe_unused *os, *arch, *type, *comp;
290 os = genimg_get_os_name(image_get_os(hdr));
291 arch = genimg_get_arch_name(image_get_arch(hdr));
292 type = genimg_get_type_name(image_get_type(hdr));
293 comp = genimg_get_comp_name(image_get_comp(hdr));
295 printf("%s %s %s (%s)\n", arch, os, type, comp);
299 * image_print_contents - prints out the contents of the legacy format image
300 * @ptr: pointer to the legacy format image header
301 * @p: pointer to prefix string
303 * image_print_contents() formats a multi line legacy image contents description.
304 * The routine prints out all header fields followed by the size/offset data
305 * for MULTI/SCRIPT images.
308 * no returned results
310 void image_print_contents(const void *ptr)
312 const image_header_t *hdr = (const image_header_t *)ptr;
313 const char __maybe_unused *p;
315 p = IMAGE_INDENT_STRING;
316 printf("%sImage Name: %.*s\n", p, IH_NMLEN, image_get_name(hdr));
317 if (IMAGE_ENABLE_TIMESTAMP) {
318 printf("%sCreated: ", p);
319 genimg_print_time((time_t)image_get_time(hdr));
321 printf("%sImage Type: ", p);
322 image_print_type(hdr);
323 printf("%sData Size: ", p);
324 genimg_print_size(image_get_data_size(hdr));
325 printf("%sLoad Address: %08x\n", p, image_get_load(hdr));
326 printf("%sEntry Point: %08x\n", p, image_get_ep(hdr));
328 if (image_check_type(hdr, IH_TYPE_MULTI) ||
329 image_check_type(hdr, IH_TYPE_SCRIPT)) {
332 ulong count = image_multi_count(hdr);
334 printf("%sContents:\n", p);
335 for (i = 0; i < count; i++) {
336 image_multi_getimg(hdr, i, &data, &len);
338 printf("%s Image %d: ", p, i);
339 genimg_print_size(len);
341 if (image_check_type(hdr, IH_TYPE_SCRIPT) && i > 0) {
343 * the user may need to know offsets
344 * if planning to do something with
347 printf("%s Offset = 0x%08lx\n", p, data);
355 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
357 * image_get_ramdisk - get and verify ramdisk image
358 * @rd_addr: ramdisk image start address
359 * @arch: expected ramdisk architecture
360 * @verify: checksum verification flag
362 * image_get_ramdisk() returns a pointer to the verified ramdisk image
363 * header. Routine receives image start address and expected architecture
364 * flag. Verification done covers data and header integrity and os/type/arch
367 * If dataflash support is enabled routine checks for dataflash addresses
368 * and handles required dataflash reads.
371 * pointer to a ramdisk image header, if image was found and valid
372 * otherwise, return NULL
374 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
377 const image_header_t *rd_hdr = (const image_header_t *)rd_addr;
379 if (!image_check_magic(rd_hdr)) {
380 puts("Bad Magic Number\n");
381 bootstage_error(BOOTSTAGE_ID_RD_MAGIC);
385 if (!image_check_hcrc(rd_hdr)) {
386 puts("Bad Header Checksum\n");
387 bootstage_error(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
391 bootstage_mark(BOOTSTAGE_ID_RD_MAGIC);
392 image_print_contents(rd_hdr);
395 puts(" Verifying Checksum ... ");
396 if (!image_check_dcrc(rd_hdr)) {
397 puts("Bad Data CRC\n");
398 bootstage_error(BOOTSTAGE_ID_RD_CHECKSUM);
404 bootstage_mark(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
406 if (!image_check_os(rd_hdr, IH_OS_LINUX) ||
407 !image_check_arch(rd_hdr, arch) ||
408 !image_check_type(rd_hdr, IH_TYPE_RAMDISK)) {
409 printf("No Linux %s Ramdisk Image\n",
410 genimg_get_arch_name(arch));
411 bootstage_error(BOOTSTAGE_ID_RAMDISK);
418 #endif /* !USE_HOSTCC */
420 /*****************************************************************************/
421 /* Shared dual-format routines */
422 /*****************************************************************************/
424 ulong load_addr = CONFIG_SYS_LOAD_ADDR; /* Default Load Address */
425 ulong save_addr; /* Default Save Address */
426 ulong save_size; /* Default Save Size (in bytes) */
428 static int on_loadaddr(const char *name, const char *value, enum env_op op,
433 case env_op_overwrite:
434 load_addr = simple_strtoul(value, NULL, 16);
442 U_BOOT_ENV_CALLBACK(loadaddr, on_loadaddr);
444 ulong getenv_bootm_low(void)
446 char *s = getenv("bootm_low");
448 ulong tmp = simple_strtoul(s, NULL, 16);
452 #if defined(CONFIG_SYS_SDRAM_BASE)
453 return CONFIG_SYS_SDRAM_BASE;
454 #elif defined(CONFIG_ARM)
455 return gd->bd->bi_dram[0].start;
461 phys_size_t getenv_bootm_size(void)
463 phys_size_t tmp, size;
465 char *s = getenv("bootm_size");
467 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
471 #if defined(CONFIG_ARM) && defined(CONFIG_NR_DRAM_BANKS)
472 start = gd->bd->bi_dram[0].start;
473 size = gd->bd->bi_dram[0].size;
475 start = gd->bd->bi_memstart;
476 size = gd->bd->bi_memsize;
479 s = getenv("bootm_low");
481 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
485 return size - (tmp - start);
488 phys_size_t getenv_bootm_mapsize(void)
491 char *s = getenv("bootm_mapsize");
493 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
497 #if defined(CONFIG_SYS_BOOTMAPSZ)
498 return CONFIG_SYS_BOOTMAPSZ;
500 return getenv_bootm_size();
504 void memmove_wd(void *to, void *from, size_t len, ulong chunksz)
509 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
515 size_t tail = (len > chunksz) ? chunksz : len;
521 memmove(to, from, tail);
528 #else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
529 memmove(to, from, len);
530 #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
532 #endif /* !USE_HOSTCC */
534 void genimg_print_size(uint32_t size)
537 printf("%d Bytes = ", size);
538 print_size(size, "\n");
540 printf("%d Bytes = %.2f kB = %.2f MB\n",
541 size, (double)size / 1.024e3,
542 (double)size / 1.048576e6);
546 #if IMAGE_ENABLE_TIMESTAMP
547 void genimg_print_time(time_t timestamp)
552 rtc_to_tm(timestamp, &tm);
553 printf("%4d-%02d-%02d %2d:%02d:%02d UTC\n",
554 tm.tm_year, tm.tm_mon, tm.tm_mday,
555 tm.tm_hour, tm.tm_min, tm.tm_sec);
557 printf("%s", ctime(×tamp));
562 const table_entry_t *get_table_entry(const table_entry_t *table, int id)
564 for (; table->id >= 0; ++table) {
572 * get_table_entry_name - translate entry id to long name
573 * @table: pointer to a translation table for entries of a specific type
574 * @msg: message to be returned when translation fails
575 * @id: entry id to be translated
577 * get_table_entry_name() will go over translation table trying to find
578 * entry that matches given id. If matching entry is found, its long
579 * name is returned to the caller.
582 * long entry name if translation succeeds
585 char *get_table_entry_name(const table_entry_t *table, char *msg, int id)
587 table = get_table_entry(table, id);
590 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
593 return table->lname + gd->reloc_off;
597 const char *genimg_get_os_name(uint8_t os)
599 return (get_table_entry_name(uimage_os, "Unknown OS", os));
602 const char *genimg_get_arch_name(uint8_t arch)
604 return (get_table_entry_name(uimage_arch, "Unknown Architecture",
608 const char *genimg_get_type_name(uint8_t type)
610 return (get_table_entry_name(uimage_type, "Unknown Image", type));
613 static const char *genimg_get_short_name(const table_entry_t *table, int val)
615 table = get_table_entry(table, val);
618 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
621 return table->sname + gd->reloc_off;
625 const char *genimg_get_type_short_name(uint8_t type)
627 return genimg_get_short_name(uimage_type, type);
630 const char *genimg_get_comp_name(uint8_t comp)
632 return (get_table_entry_name(uimage_comp, "Unknown Compression",
636 const char *genimg_get_comp_short_name(uint8_t comp)
638 return genimg_get_short_name(uimage_comp, comp);
641 const char *genimg_get_os_short_name(uint8_t os)
643 return genimg_get_short_name(uimage_os, os);
646 const char *genimg_get_arch_short_name(uint8_t arch)
648 return genimg_get_short_name(uimage_arch, arch);
652 * get_table_entry_id - translate short entry name to id
653 * @table: pointer to a translation table for entries of a specific type
654 * @table_name: to be used in case of error
655 * @name: entry short name to be translated
657 * get_table_entry_id() will go over translation table trying to find
658 * entry that matches given short name. If matching entry is found,
659 * its id returned to the caller.
662 * entry id if translation succeeds
665 int get_table_entry_id(const table_entry_t *table,
666 const char *table_name, const char *name)
668 const table_entry_t *t;
670 for (t = table; t->id >= 0; ++t) {
671 #ifdef CONFIG_NEEDS_MANUAL_RELOC
672 if (t->sname && strcasecmp(t->sname + gd->reloc_off, name) == 0)
674 if (t->sname && strcasecmp(t->sname, name) == 0)
678 debug("Invalid %s Type: %s\n", table_name, name);
683 int genimg_get_os_id(const char *name)
685 return (get_table_entry_id(uimage_os, "OS", name));
688 int genimg_get_arch_id(const char *name)
690 return (get_table_entry_id(uimage_arch, "CPU", name));
693 int genimg_get_type_id(const char *name)
695 return (get_table_entry_id(uimage_type, "Image", name));
698 int genimg_get_comp_id(const char *name)
700 return (get_table_entry_id(uimage_comp, "Compression", name));
705 * genimg_get_kernel_addr_fit - get the real kernel address and return 2
707 * @img_addr: a string might contain real image address
708 * @fit_uname_config: double pointer to a char, will hold pointer to a
709 * configuration unit name
710 * @fit_uname_kernel: double pointer to a char, will hold pointer to a subimage
713 * genimg_get_kernel_addr_fit get the real kernel start address from a string
714 * which is normally the first argv of bootm/bootz
717 * kernel start address
719 ulong genimg_get_kernel_addr_fit(char * const img_addr,
720 const char **fit_uname_config,
721 const char **fit_uname_kernel)
725 /* find out kernel image address */
727 kernel_addr = load_addr;
728 debug("* kernel: default image load address = 0x%08lx\n",
730 #if CONFIG_IS_ENABLED(FIT)
731 } else if (fit_parse_conf(img_addr, load_addr, &kernel_addr,
733 debug("* kernel: config '%s' from image at 0x%08lx\n",
734 *fit_uname_config, kernel_addr);
735 } else if (fit_parse_subimage(img_addr, load_addr, &kernel_addr,
737 debug("* kernel: subimage '%s' from image at 0x%08lx\n",
738 *fit_uname_kernel, kernel_addr);
741 kernel_addr = simple_strtoul(img_addr, NULL, 16);
742 debug("* kernel: cmdline image address = 0x%08lx\n",
750 * genimg_get_kernel_addr() is the simple version of
751 * genimg_get_kernel_addr_fit(). It ignores those return FIT strings
753 ulong genimg_get_kernel_addr(char * const img_addr)
755 const char *fit_uname_config = NULL;
756 const char *fit_uname_kernel = NULL;
758 return genimg_get_kernel_addr_fit(img_addr, &fit_uname_config,
763 * genimg_get_format - get image format type
764 * @img_addr: image start address
766 * genimg_get_format() checks whether provided address points to a valid
767 * legacy or FIT image.
769 * New uImage format and FDT blob are based on a libfdt. FDT blob
770 * may be passed directly or embedded in a FIT image. In both situations
771 * genimg_get_format() must be able to dectect libfdt header.
774 * image format type or IMAGE_FORMAT_INVALID if no image is present
776 int genimg_get_format(const void *img_addr)
778 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
779 const image_header_t *hdr;
781 hdr = (const image_header_t *)img_addr;
782 if (image_check_magic(hdr))
783 return IMAGE_FORMAT_LEGACY;
785 #if IMAGE_ENABLE_FIT || IMAGE_ENABLE_OF_LIBFDT
786 if (fdt_check_header(img_addr) == 0)
787 return IMAGE_FORMAT_FIT;
789 #ifdef CONFIG_ANDROID_BOOT_IMAGE
790 if (android_image_check_header(img_addr) == 0)
791 return IMAGE_FORMAT_ANDROID;
794 return IMAGE_FORMAT_INVALID;
798 * genimg_get_image - get image from special storage (if necessary)
799 * @img_addr: image start address
801 * genimg_get_image() checks if provided image start address is located
802 * in a dataflash storage. If so, image is moved to a system RAM memory.
805 * image start address after possible relocation from special storage
807 ulong genimg_get_image(ulong img_addr)
809 ulong ram_addr = img_addr;
811 #ifdef CONFIG_HAS_DATAFLASH
812 ulong h_size, d_size;
814 if (addr_dataflash(img_addr)) {
817 /* ger RAM address */
818 ram_addr = CONFIG_SYS_LOAD_ADDR;
820 /* get header size */
821 h_size = image_get_header_size();
823 if (sizeof(struct fdt_header) > h_size)
824 h_size = sizeof(struct fdt_header);
828 debug(" Reading image header from dataflash address "
829 "%08lx to RAM address %08lx\n", img_addr, ram_addr);
831 buf = map_sysmem(ram_addr, 0);
832 read_dataflash(img_addr, h_size, buf);
835 switch (genimg_get_format(buf)) {
836 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
837 case IMAGE_FORMAT_LEGACY:
838 d_size = image_get_data_size(buf);
839 debug(" Legacy format image found at 0x%08lx, "
845 case IMAGE_FORMAT_FIT:
846 d_size = fit_get_size(buf) - h_size;
847 debug(" FIT/FDT format image found at 0x%08lx, "
853 printf(" No valid image found at 0x%08lx\n",
858 /* read in image data */
859 debug(" Reading image remaining data from dataflash address "
860 "%08lx to RAM address %08lx\n", img_addr + h_size,
863 read_dataflash(img_addr + h_size, d_size,
864 (char *)(buf + h_size));
867 #endif /* CONFIG_HAS_DATAFLASH */
873 * fit_has_config - check if there is a valid FIT configuration
874 * @images: pointer to the bootm command headers structure
876 * fit_has_config() checks if there is a FIT configuration in use
877 * (if FTI support is present).
880 * 0, no FIT support or no configuration found
881 * 1, configuration found
883 int genimg_has_config(bootm_headers_t *images)
886 if (images->fit_uname_cfg)
893 * boot_get_ramdisk - main ramdisk handling routine
894 * @argc: command argument count
895 * @argv: command argument list
896 * @images: pointer to the bootm images structure
897 * @arch: expected ramdisk architecture
898 * @rd_start: pointer to a ulong variable, will hold ramdisk start address
899 * @rd_end: pointer to a ulong variable, will hold ramdisk end
901 * boot_get_ramdisk() is responsible for finding a valid ramdisk image.
902 * Curently supported are the following ramdisk sources:
903 * - multicomponent kernel/ramdisk image,
904 * - commandline provided address of decicated ramdisk image.
907 * 0, if ramdisk image was found and valid, or skiped
908 * rd_start and rd_end are set to ramdisk start/end addresses if
909 * ramdisk image is found and valid
911 * 1, if ramdisk image is found but corrupted, or invalid
912 * rd_start and rd_end are set to 0 if no ramdisk exists
914 int boot_get_ramdisk(int argc, char * const argv[], bootm_headers_t *images,
915 uint8_t arch, ulong *rd_start, ulong *rd_end)
917 ulong rd_addr, rd_load;
918 ulong rd_data, rd_len;
919 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
920 const image_header_t *rd_hdr;
923 #ifdef CONFIG_SUPPORT_RAW_INITRD
927 const char *fit_uname_config = images->fit_uname_cfg;
928 const char *fit_uname_ramdisk = NULL;
932 const char *select = NULL;
937 #ifdef CONFIG_ANDROID_BOOT_IMAGE
939 * Look for an Android boot image.
941 buf = map_sysmem(images->os.start, 0);
942 if (buf && genimg_get_format(buf) == IMAGE_FORMAT_ANDROID)
950 * Look for a '-' which indicates to ignore the
953 if (select && strcmp(select, "-") == 0) {
954 debug("## Skipping init Ramdisk\n");
955 rd_len = rd_data = 0;
956 } else if (select || genimg_has_config(images)) {
960 * If the init ramdisk comes from the FIT image and
961 * the FIT image address is omitted in the command
962 * line argument, try to use os FIT image address or
963 * default load address.
965 if (images->fit_uname_os)
966 default_addr = (ulong)images->fit_hdr_os;
968 default_addr = load_addr;
970 if (fit_parse_conf(select, default_addr,
971 &rd_addr, &fit_uname_config)) {
972 debug("* ramdisk: config '%s' from image at "
974 fit_uname_config, rd_addr);
975 } else if (fit_parse_subimage(select, default_addr,
976 &rd_addr, &fit_uname_ramdisk)) {
977 debug("* ramdisk: subimage '%s' from image at "
979 fit_uname_ramdisk, rd_addr);
983 rd_addr = simple_strtoul(select, NULL, 16);
984 debug("* ramdisk: cmdline image address = "
990 /* use FIT configuration provided in first bootm
991 * command argument. If the property is not defined,
994 rd_addr = map_to_sysmem(images->fit_hdr_os);
995 rd_noffset = fit_get_node_from_config(images,
996 FIT_RAMDISK_PROP, rd_addr);
997 if (rd_noffset == -ENOLINK)
999 else if (rd_noffset < 0)
1004 /* copy from dataflash if needed */
1005 rd_addr = genimg_get_image(rd_addr);
1008 * Check if there is an initrd image at the
1009 * address provided in the second bootm argument
1010 * check image type, for FIT images get FIT node.
1012 buf = map_sysmem(rd_addr, 0);
1013 switch (genimg_get_format(buf)) {
1014 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
1015 case IMAGE_FORMAT_LEGACY:
1016 printf("## Loading init Ramdisk from Legacy "
1017 "Image at %08lx ...\n", rd_addr);
1019 bootstage_mark(BOOTSTAGE_ID_CHECK_RAMDISK);
1020 rd_hdr = image_get_ramdisk(rd_addr, arch,
1026 rd_data = image_get_data(rd_hdr);
1027 rd_len = image_get_data_size(rd_hdr);
1028 rd_load = image_get_load(rd_hdr);
1031 #if IMAGE_ENABLE_FIT
1032 case IMAGE_FORMAT_FIT:
1033 rd_noffset = fit_image_load(images,
1034 rd_addr, &fit_uname_ramdisk,
1035 &fit_uname_config, arch,
1037 BOOTSTAGE_ID_FIT_RD_START,
1038 FIT_LOAD_OPTIONAL_NON_ZERO,
1043 images->fit_hdr_rd = map_sysmem(rd_addr, 0);
1044 images->fit_uname_rd = fit_uname_ramdisk;
1045 images->fit_noffset_rd = rd_noffset;
1048 #ifdef CONFIG_ANDROID_BOOT_IMAGE
1049 case IMAGE_FORMAT_ANDROID:
1050 android_image_get_ramdisk((void *)images->os.start,
1055 #ifdef CONFIG_SUPPORT_RAW_INITRD
1058 end = strchr(select, ':');
1060 rd_len = simple_strtoul(++end, NULL, 16);
1065 puts("Wrong Ramdisk Image Format\n");
1066 rd_data = rd_len = rd_load = 0;
1070 } else if (images->legacy_hdr_valid &&
1071 image_check_type(&images->legacy_hdr_os_copy,
1075 * Now check if we have a legacy mult-component image,
1076 * get second entry data start address and len.
1078 bootstage_mark(BOOTSTAGE_ID_RAMDISK);
1079 printf("## Loading init Ramdisk from multi component "
1080 "Legacy Image at %08lx ...\n",
1081 (ulong)images->legacy_hdr_os);
1083 image_multi_getimg(images->legacy_hdr_os, 1, &rd_data, &rd_len);
1088 bootstage_mark(BOOTSTAGE_ID_NO_RAMDISK);
1089 rd_len = rd_data = 0;
1093 debug("## No init Ramdisk\n");
1095 *rd_start = rd_data;
1096 *rd_end = rd_data + rd_len;
1098 debug(" ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n",
1099 *rd_start, *rd_end);
1104 #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
1106 * boot_ramdisk_high - relocate init ramdisk
1107 * @lmb: pointer to lmb handle, will be used for memory mgmt
1108 * @rd_data: ramdisk data start address
1109 * @rd_len: ramdisk data length
1110 * @initrd_start: pointer to a ulong variable, will hold final init ramdisk
1111 * start address (after possible relocation)
1112 * @initrd_end: pointer to a ulong variable, will hold final init ramdisk
1113 * end address (after possible relocation)
1115 * boot_ramdisk_high() takes a relocation hint from "initrd_high" environment
1116 * variable and if requested ramdisk data is moved to a specified location.
1118 * Initrd_start and initrd_end are set to final (after relocation) ramdisk
1119 * start/end addresses if ramdisk image start and len were provided,
1120 * otherwise set initrd_start and initrd_end set to zeros.
1126 int boot_ramdisk_high(struct lmb *lmb, ulong rd_data, ulong rd_len,
1127 ulong *initrd_start, ulong *initrd_end)
1131 int initrd_copy_to_ram = 1;
1133 if ((s = getenv("initrd_high")) != NULL) {
1134 /* a value of "no" or a similar string will act like 0,
1135 * turning the "load high" feature off. This is intentional.
1137 initrd_high = simple_strtoul(s, NULL, 16);
1138 if (initrd_high == ~0)
1139 initrd_copy_to_ram = 0;
1141 initrd_high = getenv_bootm_mapsize() + getenv_bootm_low();
1145 #ifdef CONFIG_LOGBUFFER
1146 /* Prevent initrd from overwriting logbuffer */
1147 lmb_reserve(lmb, logbuffer_base() - LOGBUFF_OVERHEAD, LOGBUFF_RESERVE);
1150 debug("## initrd_high = 0x%08lx, copy_to_ram = %d\n",
1151 initrd_high, initrd_copy_to_ram);
1154 if (!initrd_copy_to_ram) { /* zero-copy ramdisk support */
1155 debug(" in-place initrd\n");
1156 *initrd_start = rd_data;
1157 *initrd_end = rd_data + rd_len;
1158 lmb_reserve(lmb, rd_data, rd_len);
1161 *initrd_start = (ulong)lmb_alloc_base(lmb,
1162 rd_len, 0x1000, initrd_high);
1164 *initrd_start = (ulong)lmb_alloc(lmb, rd_len,
1167 if (*initrd_start == 0) {
1168 puts("ramdisk - allocation error\n");
1171 bootstage_mark(BOOTSTAGE_ID_COPY_RAMDISK);
1173 *initrd_end = *initrd_start + rd_len;
1174 printf(" Loading Ramdisk to %08lx, end %08lx ... ",
1175 *initrd_start, *initrd_end);
1177 memmove_wd((void *)*initrd_start,
1178 (void *)rd_data, rd_len, CHUNKSZ);
1182 * Ensure the image is flushed to memory to handle
1183 * AMP boot scenarios in which we might not be
1186 flush_cache((unsigned long)*initrd_start, rd_len);
1194 debug(" ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n",
1195 *initrd_start, *initrd_end);
1202 #endif /* CONFIG_SYS_BOOT_RAMDISK_HIGH */
1204 int boot_get_setup(bootm_headers_t *images, uint8_t arch,
1205 ulong *setup_start, ulong *setup_len)
1207 #if IMAGE_ENABLE_FIT
1208 return boot_get_setup_fit(images, arch, setup_start, setup_len);
1214 #if IMAGE_ENABLE_FIT
1215 int boot_get_loadable(int argc, char * const argv[], bootm_headers_t *images,
1216 uint8_t arch, const ulong *ld_start, ulong * const ld_len)
1219 * These variables are used to hold the current image location
1224 * These two variables are requirements for fit_image_load, but
1225 * their values are not used
1227 ulong img_data, img_len;
1229 int loadables_index;
1234 /* Check to see if the images struct has a FIT configuration */
1235 if (!genimg_has_config(images)) {
1236 debug("## FIT configuration was not specified\n");
1241 * Obtain the os FIT header from the images struct
1242 * copy from dataflash if needed
1244 tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
1245 tmp_img_addr = genimg_get_image(tmp_img_addr);
1246 buf = map_sysmem(tmp_img_addr, 0);
1248 * Check image type. For FIT images get FIT node
1249 * and attempt to locate a generic binary.
1251 switch (genimg_get_format(buf)) {
1252 case IMAGE_FORMAT_FIT:
1253 conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg);
1255 for (loadables_index = 0;
1256 fdt_get_string_index(buf, conf_noffset,
1259 (const char **)&uname) == 0;
1262 fit_img_result = fit_image_load(images,
1264 (const char **)&uname,
1265 &(images->fit_uname_cfg), arch,
1267 BOOTSTAGE_ID_FIT_LOADABLE_START,
1268 FIT_LOAD_OPTIONAL_NON_ZERO,
1269 &img_data, &img_len);
1270 if (fit_img_result < 0) {
1271 /* Something went wrong! */
1272 return fit_img_result;
1277 printf("The given image format is not supported (corrupt?)\n");
1285 #ifdef CONFIG_SYS_BOOT_GET_CMDLINE
1287 * boot_get_cmdline - allocate and initialize kernel cmdline
1288 * @lmb: pointer to lmb handle, will be used for memory mgmt
1289 * @cmd_start: pointer to a ulong variable, will hold cmdline start
1290 * @cmd_end: pointer to a ulong variable, will hold cmdline end
1292 * boot_get_cmdline() allocates space for kernel command line below
1293 * BOOTMAPSZ + getenv_bootm_low() address. If "bootargs" U-Boot environemnt
1294 * variable is present its contents is copied to allocated kernel
1301 int boot_get_cmdline(struct lmb *lmb, ulong *cmd_start, ulong *cmd_end)
1306 cmdline = (char *)(ulong)lmb_alloc_base(lmb, CONFIG_SYS_BARGSIZE, 0xf,
1307 getenv_bootm_mapsize() + getenv_bootm_low());
1309 if (cmdline == NULL)
1312 if ((s = getenv("bootargs")) == NULL)
1317 *cmd_start = (ulong) & cmdline[0];
1318 *cmd_end = *cmd_start + strlen(cmdline);
1320 debug("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end);
1324 #endif /* CONFIG_SYS_BOOT_GET_CMDLINE */
1326 #ifdef CONFIG_SYS_BOOT_GET_KBD
1328 * boot_get_kbd - allocate and initialize kernel copy of board info
1329 * @lmb: pointer to lmb handle, will be used for memory mgmt
1330 * @kbd: double pointer to board info data
1332 * boot_get_kbd() allocates space for kernel copy of board info data below
1333 * BOOTMAPSZ + getenv_bootm_low() address and kernel board info is initialized
1334 * with the current u-boot board info data.
1340 int boot_get_kbd(struct lmb *lmb, bd_t **kbd)
1342 *kbd = (bd_t *)(ulong)lmb_alloc_base(lmb, sizeof(bd_t), 0xf,
1343 getenv_bootm_mapsize() + getenv_bootm_low());
1349 debug("## kernel board info at 0x%08lx\n", (ulong)*kbd);
1351 #if defined(DEBUG) && defined(CONFIG_CMD_BDI)
1352 do_bdinfo(NULL, 0, 0, NULL);
1357 #endif /* CONFIG_SYS_BOOT_GET_KBD */
1360 int image_setup_linux(bootm_headers_t *images)
1362 ulong of_size = images->ft_len;
1363 char **of_flat_tree = &images->ft_addr;
1364 ulong *initrd_start = &images->initrd_start;
1365 ulong *initrd_end = &images->initrd_end;
1366 struct lmb *lmb = &images->lmb;
1370 if (IMAGE_ENABLE_OF_LIBFDT)
1371 boot_fdt_add_mem_rsv_regions(lmb, *of_flat_tree);
1373 if (IMAGE_BOOT_GET_CMDLINE) {
1374 ret = boot_get_cmdline(lmb, &images->cmdline_start,
1375 &images->cmdline_end);
1377 puts("ERROR with allocation of cmdline\n");
1381 if (IMAGE_ENABLE_RAMDISK_HIGH) {
1382 rd_len = images->rd_end - images->rd_start;
1383 ret = boot_ramdisk_high(lmb, images->rd_start, rd_len,
1384 initrd_start, initrd_end);
1389 if (IMAGE_ENABLE_OF_LIBFDT) {
1390 ret = boot_relocate_fdt(lmb, of_flat_tree, &of_size);
1395 if (IMAGE_ENABLE_OF_LIBFDT && of_size) {
1396 ret = image_setup_libfdt(images, *of_flat_tree, of_size, lmb);
1403 #endif /* CONFIG_LMB */
1404 #endif /* !USE_HOSTCC */