2 * (C) Copyright 2008 Semihalf
4 * (C) Copyright 2000-2006
5 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
7 * See file CREDITS for list of people who contributed to this
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public License as
12 * published by the Free Software Foundation; either version 2 of
13 * the License, or (at your option) any later version.
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU General Public License for more details.
20 * You should have received a copy of the GNU General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
30 #ifdef CONFIG_SHOW_BOOT_PROGRESS
31 #include <status_led.h>
34 #ifdef CONFIG_HAS_DATAFLASH
35 #include <dataflash.h>
38 #ifdef CONFIG_LOGBUFFER
44 #include <environment.h>
47 #if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT)
49 #include <fdt_support.h>
52 #include <u-boot/md5.h>
57 extern int do_bdinfo(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[]);
60 DECLARE_GLOBAL_DATA_PTR
;
62 static const image_header_t
*image_get_ramdisk(ulong rd_addr
, uint8_t arch
,
66 #include <u-boot/md5.h>
69 #endif /* !USE_HOSTCC*/
71 #include <u-boot/crc.h>
73 #ifndef CONFIG_SYS_BARGSIZE
74 #define CONFIG_SYS_BARGSIZE 512
77 static const table_entry_t uimage_arch
[] = {
78 { IH_ARCH_INVALID
, NULL
, "Invalid ARCH", },
79 { IH_ARCH_ALPHA
, "alpha", "Alpha", },
80 { IH_ARCH_ARM
, "arm", "ARM", },
81 { IH_ARCH_I386
, "x86", "Intel x86", },
82 { IH_ARCH_IA64
, "ia64", "IA64", },
83 { IH_ARCH_M68K
, "m68k", "M68K", },
84 { IH_ARCH_MICROBLAZE
, "microblaze", "MicroBlaze", },
85 { IH_ARCH_MIPS
, "mips", "MIPS", },
86 { IH_ARCH_MIPS64
, "mips64", "MIPS 64 Bit", },
87 { IH_ARCH_NIOS2
, "nios2", "NIOS II", },
88 { IH_ARCH_PPC
, "powerpc", "PowerPC", },
89 { IH_ARCH_PPC
, "ppc", "PowerPC", },
90 { IH_ARCH_S390
, "s390", "IBM S390", },
91 { IH_ARCH_SH
, "sh", "SuperH", },
92 { IH_ARCH_SPARC
, "sparc", "SPARC", },
93 { IH_ARCH_SPARC64
, "sparc64", "SPARC 64 Bit", },
94 { IH_ARCH_BLACKFIN
, "blackfin", "Blackfin", },
95 { IH_ARCH_AVR32
, "avr32", "AVR32", },
96 { IH_ARCH_NDS32
, "nds32", "NDS32", },
97 { IH_ARCH_OPENRISC
, "or1k", "OpenRISC 1000",},
98 { IH_ARCH_SANDBOX
, "sandbox", "Sandbox", },
102 static const table_entry_t uimage_os
[] = {
103 { IH_OS_INVALID
, NULL
, "Invalid OS", },
104 { IH_OS_LINUX
, "linux", "Linux", },
105 #if defined(CONFIG_LYNXKDI) || defined(USE_HOSTCC)
106 { IH_OS_LYNXOS
, "lynxos", "LynxOS", },
108 { IH_OS_NETBSD
, "netbsd", "NetBSD", },
109 { IH_OS_OSE
, "ose", "Enea OSE", },
110 { IH_OS_PLAN9
, "plan9", "Plan 9", },
111 { IH_OS_RTEMS
, "rtems", "RTEMS", },
112 { IH_OS_U_BOOT
, "u-boot", "U-Boot", },
113 #if defined(CONFIG_CMD_ELF) || defined(USE_HOSTCC)
114 { IH_OS_QNX
, "qnx", "QNX", },
115 { IH_OS_VXWORKS
, "vxworks", "VxWorks", },
117 #if defined(CONFIG_INTEGRITY) || defined(USE_HOSTCC)
118 { IH_OS_INTEGRITY
,"integrity", "INTEGRITY", },
121 { IH_OS_4_4BSD
, "4_4bsd", "4_4BSD", },
122 { IH_OS_DELL
, "dell", "Dell", },
123 { IH_OS_ESIX
, "esix", "Esix", },
124 { IH_OS_FREEBSD
, "freebsd", "FreeBSD", },
125 { IH_OS_IRIX
, "irix", "Irix", },
126 { IH_OS_NCR
, "ncr", "NCR", },
127 { IH_OS_OPENBSD
, "openbsd", "OpenBSD", },
128 { IH_OS_PSOS
, "psos", "pSOS", },
129 { IH_OS_SCO
, "sco", "SCO", },
130 { IH_OS_SOLARIS
, "solaris", "Solaris", },
131 { IH_OS_SVR4
, "svr4", "SVR4", },
136 static const table_entry_t uimage_type
[] = {
137 { IH_TYPE_AISIMAGE
, "aisimage", "Davinci AIS image",},
138 { IH_TYPE_FILESYSTEM
, "filesystem", "Filesystem Image", },
139 { IH_TYPE_FIRMWARE
, "firmware", "Firmware", },
140 { IH_TYPE_FLATDT
, "flat_dt", "Flat Device Tree", },
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_STANDALONE
, "standalone", "Standalone Program", },
152 { IH_TYPE_UBLIMAGE
, "ublimage", "Davinci UBL image",},
156 static const table_entry_t uimage_comp
[] = {
157 { IH_COMP_NONE
, "none", "uncompressed", },
158 { IH_COMP_BZIP2
, "bzip2", "bzip2 compressed", },
159 { IH_COMP_GZIP
, "gzip", "gzip compressed", },
160 { IH_COMP_LZMA
, "lzma", "lzma compressed", },
161 { IH_COMP_LZO
, "lzo", "lzo compressed", },
165 /*****************************************************************************/
166 /* Legacy format routines */
167 /*****************************************************************************/
168 int image_check_hcrc(const image_header_t
*hdr
)
171 ulong len
= image_get_header_size();
172 image_header_t header
;
174 /* Copy header so we can blank CRC field for re-calculation */
175 memmove(&header
, (char *)hdr
, image_get_header_size());
176 image_set_hcrc(&header
, 0);
178 hcrc
= crc32(0, (unsigned char *)&header
, len
);
180 return (hcrc
== image_get_hcrc(hdr
));
183 int image_check_dcrc(const image_header_t
*hdr
)
185 ulong data
= image_get_data(hdr
);
186 ulong len
= image_get_data_size(hdr
);
187 ulong dcrc
= crc32_wd(0, (unsigned char *)data
, len
, CHUNKSZ_CRC32
);
189 return (dcrc
== image_get_dcrc(hdr
));
193 * image_multi_count - get component (sub-image) count
194 * @hdr: pointer to the header of the multi component image
196 * image_multi_count() returns number of components in a multi
199 * Note: no checking of the image type is done, caller must pass
200 * a valid multi component image.
203 * number of components
205 ulong
image_multi_count(const image_header_t
*hdr
)
210 /* get start of the image payload, which in case of multi
211 * component images that points to a table of component sizes */
212 size
= (uint32_t *)image_get_data(hdr
);
214 /* count non empty slots */
215 for (i
= 0; size
[i
]; ++i
)
222 * image_multi_getimg - get component data address and size
223 * @hdr: pointer to the header of the multi component image
224 * @idx: index of the requested component
225 * @data: pointer to a ulong variable, will hold component data address
226 * @len: pointer to a ulong variable, will hold component size
228 * image_multi_getimg() returns size and data address for the requested
229 * component in a multi component image.
231 * Note: no checking of the image type is done, caller must pass
232 * a valid multi component image.
235 * data address and size of the component, if idx is valid
236 * 0 in data and len, if idx is out of range
238 void image_multi_getimg(const image_header_t
*hdr
, ulong idx
,
239 ulong
*data
, ulong
*len
)
243 ulong offset
, count
, img_data
;
245 /* get number of component */
246 count
= image_multi_count(hdr
);
248 /* get start of the image payload, which in case of multi
249 * component images that points to a table of component sizes */
250 size
= (uint32_t *)image_get_data(hdr
);
252 /* get address of the proper component data start, which means
253 * skipping sizes table (add 1 for last, null entry) */
254 img_data
= image_get_data(hdr
) + (count
+ 1) * sizeof(uint32_t);
257 *len
= uimage_to_cpu(size
[idx
]);
260 /* go over all indices preceding requested component idx */
261 for (i
= 0; i
< idx
; i
++) {
262 /* add up i-th component size, rounding up to 4 bytes */
263 offset
+= (uimage_to_cpu(size
[i
]) + 3) & ~3 ;
266 /* calculate idx-th component data address */
267 *data
= img_data
+ offset
;
274 static void image_print_type(const image_header_t
*hdr
)
276 const char *os
, *arch
, *type
, *comp
;
278 os
= genimg_get_os_name(image_get_os(hdr
));
279 arch
= genimg_get_arch_name(image_get_arch(hdr
));
280 type
= genimg_get_type_name(image_get_type(hdr
));
281 comp
= genimg_get_comp_name(image_get_comp(hdr
));
283 printf("%s %s %s (%s)\n", arch
, os
, type
, comp
);
287 * image_print_contents - prints out the contents of the legacy format image
288 * @ptr: pointer to the legacy format image header
289 * @p: pointer to prefix string
291 * image_print_contents() formats a multi line legacy image contents description.
292 * The routine prints out all header fields followed by the size/offset data
293 * for MULTI/SCRIPT images.
296 * no returned results
298 void image_print_contents(const void *ptr
)
300 const image_header_t
*hdr
= (const image_header_t
*)ptr
;
303 p
= IMAGE_INDENT_STRING
;
304 printf("%sImage Name: %.*s\n", p
, IH_NMLEN
, image_get_name(hdr
));
305 if (IMAGE_ENABLE_TIMESTAMP
) {
306 printf("%sCreated: ", p
);
307 genimg_print_time((time_t)image_get_time(hdr
));
309 printf("%sImage Type: ", p
);
310 image_print_type(hdr
);
311 printf("%sData Size: ", p
);
312 genimg_print_size(image_get_data_size(hdr
));
313 printf("%sLoad Address: %08x\n", p
, image_get_load(hdr
));
314 printf("%sEntry Point: %08x\n", p
, image_get_ep(hdr
));
316 if (image_check_type(hdr
, IH_TYPE_MULTI
) ||
317 image_check_type(hdr
, IH_TYPE_SCRIPT
)) {
320 ulong count
= image_multi_count(hdr
);
322 printf("%sContents:\n", p
);
323 for (i
= 0; i
< count
; i
++) {
324 image_multi_getimg(hdr
, i
, &data
, &len
);
326 printf("%s Image %d: ", p
, i
);
327 genimg_print_size(len
);
329 if (image_check_type(hdr
, IH_TYPE_SCRIPT
) && i
> 0) {
331 * the user may need to know offsets
332 * if planning to do something with
335 printf("%s Offset = 0x%08lx\n", p
, data
);
344 * image_get_ramdisk - get and verify ramdisk image
345 * @rd_addr: ramdisk image start address
346 * @arch: expected ramdisk architecture
347 * @verify: checksum verification flag
349 * image_get_ramdisk() returns a pointer to the verified ramdisk image
350 * header. Routine receives image start address and expected architecture
351 * flag. Verification done covers data and header integrity and os/type/arch
354 * If dataflash support is enabled routine checks for dataflash addresses
355 * and handles required dataflash reads.
358 * pointer to a ramdisk image header, if image was found and valid
359 * otherwise, return NULL
361 static const image_header_t
*image_get_ramdisk(ulong rd_addr
, uint8_t arch
,
364 const image_header_t
*rd_hdr
= (const image_header_t
*)rd_addr
;
366 if (!image_check_magic(rd_hdr
)) {
367 puts("Bad Magic Number\n");
368 bootstage_error(BOOTSTAGE_ID_RD_MAGIC
);
372 if (!image_check_hcrc(rd_hdr
)) {
373 puts("Bad Header Checksum\n");
374 bootstage_error(BOOTSTAGE_ID_RD_HDR_CHECKSUM
);
378 bootstage_mark(BOOTSTAGE_ID_RD_MAGIC
);
379 image_print_contents(rd_hdr
);
382 puts(" Verifying Checksum ... ");
383 if (!image_check_dcrc(rd_hdr
)) {
384 puts("Bad Data CRC\n");
385 bootstage_error(BOOTSTAGE_ID_RD_CHECKSUM
);
391 bootstage_mark(BOOTSTAGE_ID_RD_HDR_CHECKSUM
);
393 if (!image_check_os(rd_hdr
, IH_OS_LINUX
) ||
394 !image_check_arch(rd_hdr
, arch
) ||
395 !image_check_type(rd_hdr
, IH_TYPE_RAMDISK
)) {
396 printf("No Linux %s Ramdisk Image\n",
397 genimg_get_arch_name(arch
));
398 bootstage_error(BOOTSTAGE_ID_RAMDISK
);
404 #endif /* !USE_HOSTCC */
406 /*****************************************************************************/
407 /* Shared dual-format routines */
408 /*****************************************************************************/
410 ulong load_addr
= CONFIG_SYS_LOAD_ADDR
; /* Default Load Address */
411 ulong save_addr
; /* Default Save Address */
412 ulong save_size
; /* Default Save Size (in bytes) */
414 static int on_loadaddr(const char *name
, const char *value
, enum env_op op
,
419 case env_op_overwrite
:
420 load_addr
= simple_strtoul(value
, NULL
, 16);
428 U_BOOT_ENV_CALLBACK(loadaddr
, on_loadaddr
);
430 ulong
getenv_bootm_low(void)
432 char *s
= getenv("bootm_low");
434 ulong tmp
= simple_strtoul(s
, NULL
, 16);
438 #if defined(CONFIG_SYS_SDRAM_BASE)
439 return CONFIG_SYS_SDRAM_BASE
;
440 #elif defined(CONFIG_ARM)
441 return gd
->bd
->bi_dram
[0].start
;
447 phys_size_t
getenv_bootm_size(void)
450 char *s
= getenv("bootm_size");
452 tmp
= (phys_size_t
)simple_strtoull(s
, NULL
, 16);
455 s
= getenv("bootm_low");
457 tmp
= (phys_size_t
)simple_strtoull(s
, NULL
, 16);
462 #if defined(CONFIG_ARM)
463 return gd
->bd
->bi_dram
[0].size
- tmp
;
465 return gd
->bd
->bi_memsize
- tmp
;
469 phys_size_t
getenv_bootm_mapsize(void)
472 char *s
= getenv("bootm_mapsize");
474 tmp
= (phys_size_t
)simple_strtoull(s
, NULL
, 16);
478 #if defined(CONFIG_SYS_BOOTMAPSZ)
479 return CONFIG_SYS_BOOTMAPSZ
;
481 return getenv_bootm_size();
485 void memmove_wd(void *to
, void *from
, size_t len
, ulong chunksz
)
490 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
492 size_t tail
= (len
> chunksz
) ? chunksz
: len
;
494 memmove(to
, from
, tail
);
499 #else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
500 memmove(to
, from
, len
);
501 #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
503 #endif /* !USE_HOSTCC */
505 void genimg_print_size(uint32_t size
)
508 printf("%d Bytes = ", size
);
509 print_size(size
, "\n");
511 printf("%d Bytes = %.2f kB = %.2f MB\n",
512 size
, (double)size
/ 1.024e3
,
513 (double)size
/ 1.048576e6
);
517 #if IMAGE_ENABLE_TIMESTAMP
518 void genimg_print_time(time_t timestamp
)
523 to_tm(timestamp
, &tm
);
524 printf("%4d-%02d-%02d %2d:%02d:%02d UTC\n",
525 tm
.tm_year
, tm
.tm_mon
, tm
.tm_mday
,
526 tm
.tm_hour
, tm
.tm_min
, tm
.tm_sec
);
528 printf("%s", ctime(×tamp
));
534 * get_table_entry_name - translate entry id to long name
535 * @table: pointer to a translation table for entries of a specific type
536 * @msg: message to be returned when translation fails
537 * @id: entry id to be translated
539 * get_table_entry_name() will go over translation table trying to find
540 * entry that matches given id. If matching entry is found, its long
541 * name is returned to the caller.
544 * long entry name if translation succeeds
547 char *get_table_entry_name(const table_entry_t
*table
, char *msg
, int id
)
549 for (; table
->id
>= 0; ++table
) {
551 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
554 return table
->lname
+ gd
->reloc_off
;
560 const char *genimg_get_os_name(uint8_t os
)
562 return (get_table_entry_name(uimage_os
, "Unknown OS", os
));
565 const char *genimg_get_arch_name(uint8_t arch
)
567 return (get_table_entry_name(uimage_arch
, "Unknown Architecture",
571 const char *genimg_get_type_name(uint8_t type
)
573 return (get_table_entry_name(uimage_type
, "Unknown Image", type
));
576 const char *genimg_get_comp_name(uint8_t comp
)
578 return (get_table_entry_name(uimage_comp
, "Unknown Compression",
583 * get_table_entry_id - translate short entry name to id
584 * @table: pointer to a translation table for entries of a specific type
585 * @table_name: to be used in case of error
586 * @name: entry short name to be translated
588 * get_table_entry_id() will go over translation table trying to find
589 * entry that matches given short name. If matching entry is found,
590 * its id returned to the caller.
593 * entry id if translation succeeds
596 int get_table_entry_id(const table_entry_t
*table
,
597 const char *table_name
, const char *name
)
599 const table_entry_t
*t
;
603 for (t
= table
; t
->id
>= 0; ++t
) {
604 if (t
->sname
&& strcasecmp(t
->sname
, name
) == 0)
608 fprintf(stderr
, "\nInvalid %s Type - valid names are", table_name
);
609 for (t
= table
; t
->id
>= 0; ++t
) {
610 if (t
->sname
== NULL
)
612 fprintf(stderr
, "%c %s", (first
) ? ':' : ',', t
->sname
);
615 fprintf(stderr
, "\n");
617 for (t
= table
; t
->id
>= 0; ++t
) {
618 #ifdef CONFIG_NEEDS_MANUAL_RELOC
619 if (t
->sname
&& strcmp(t
->sname
+ gd
->reloc_off
, name
) == 0)
621 if (t
->sname
&& strcmp(t
->sname
, name
) == 0)
625 debug("Invalid %s Type: %s\n", table_name
, name
);
626 #endif /* USE_HOSTCC */
630 int genimg_get_os_id(const char *name
)
632 return (get_table_entry_id(uimage_os
, "OS", name
));
635 int genimg_get_arch_id(const char *name
)
637 return (get_table_entry_id(uimage_arch
, "CPU", name
));
640 int genimg_get_type_id(const char *name
)
642 return (get_table_entry_id(uimage_type
, "Image", name
));
645 int genimg_get_comp_id(const char *name
)
647 return (get_table_entry_id(uimage_comp
, "Compression", name
));
652 * genimg_get_format - get image format type
653 * @img_addr: image start address
655 * genimg_get_format() checks whether provided address points to a valid
656 * legacy or FIT image.
658 * New uImage format and FDT blob are based on a libfdt. FDT blob
659 * may be passed directly or embedded in a FIT image. In both situations
660 * genimg_get_format() must be able to dectect libfdt header.
663 * image format type or IMAGE_FORMAT_INVALID if no image is present
665 int genimg_get_format(const void *img_addr
)
667 ulong format
= IMAGE_FORMAT_INVALID
;
668 const image_header_t
*hdr
;
669 #if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT)
673 hdr
= (const image_header_t
*)img_addr
;
674 if (image_check_magic(hdr
))
675 format
= IMAGE_FORMAT_LEGACY
;
676 #if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT)
678 fit_hdr
= (char *)img_addr
;
679 if (fdt_check_header(fit_hdr
) == 0)
680 format
= IMAGE_FORMAT_FIT
;
688 * genimg_get_image - get image from special storage (if necessary)
689 * @img_addr: image start address
691 * genimg_get_image() checks if provided image start adddress is located
692 * in a dataflash storage. If so, image is moved to a system RAM memory.
695 * image start address after possible relocation from special storage
697 ulong
genimg_get_image(ulong img_addr
)
699 ulong ram_addr
= img_addr
;
701 #ifdef CONFIG_HAS_DATAFLASH
702 ulong h_size
, d_size
;
704 if (addr_dataflash(img_addr
)) {
707 /* ger RAM address */
708 ram_addr
= CONFIG_SYS_LOAD_ADDR
;
710 /* get header size */
711 h_size
= image_get_header_size();
712 #if defined(CONFIG_FIT)
713 if (sizeof(struct fdt_header
) > h_size
)
714 h_size
= sizeof(struct fdt_header
);
718 debug(" Reading image header from dataflash address "
719 "%08lx to RAM address %08lx\n", img_addr
, ram_addr
);
721 buf
= map_sysmem(ram_addr
, 0);
722 read_dataflash(img_addr
, h_size
, buf
);
725 switch (genimg_get_format(buf
)) {
726 case IMAGE_FORMAT_LEGACY
:
727 d_size
= image_get_data_size(buf
);
728 debug(" Legacy format image found at 0x%08lx, "
732 #if defined(CONFIG_FIT)
733 case IMAGE_FORMAT_FIT
:
734 d_size
= fit_get_size(buf
) - h_size
;
735 debug(" FIT/FDT format image found at 0x%08lx, "
741 printf(" No valid image found at 0x%08lx\n",
746 /* read in image data */
747 debug(" Reading image remaining data from dataflash address "
748 "%08lx to RAM address %08lx\n", img_addr
+ h_size
,
751 read_dataflash(img_addr
+ h_size
, d_size
,
752 (char *)(buf
+ h_size
));
755 #endif /* CONFIG_HAS_DATAFLASH */
761 * fit_has_config - check if there is a valid FIT configuration
762 * @images: pointer to the bootm command headers structure
764 * fit_has_config() checks if there is a FIT configuration in use
765 * (if FTI support is present).
768 * 0, no FIT support or no configuration found
769 * 1, configuration found
771 int genimg_has_config(bootm_headers_t
*images
)
773 #if defined(CONFIG_FIT)
774 if (images
->fit_uname_cfg
)
781 * boot_get_ramdisk - main ramdisk handling routine
782 * @argc: command argument count
783 * @argv: command argument list
784 * @images: pointer to the bootm images structure
785 * @arch: expected ramdisk architecture
786 * @rd_start: pointer to a ulong variable, will hold ramdisk start address
787 * @rd_end: pointer to a ulong variable, will hold ramdisk end
789 * boot_get_ramdisk() is responsible for finding a valid ramdisk image.
790 * Curently supported are the following ramdisk sources:
791 * - multicomponent kernel/ramdisk image,
792 * - commandline provided address of decicated ramdisk image.
795 * 0, if ramdisk image was found and valid, or skiped
796 * rd_start and rd_end are set to ramdisk start/end addresses if
797 * ramdisk image is found and valid
799 * 1, if ramdisk image is found but corrupted, or invalid
800 * rd_start and rd_end are set to 0 if no ramdisk exists
802 int boot_get_ramdisk(int argc
, char * const argv
[], bootm_headers_t
*images
,
803 uint8_t arch
, ulong
*rd_start
, ulong
*rd_end
)
805 ulong rd_addr
, rd_load
;
806 ulong rd_data
, rd_len
;
807 const image_header_t
*rd_hdr
;
809 #ifdef CONFIG_SUPPORT_RAW_INITRD
812 #if defined(CONFIG_FIT)
814 const char *fit_uname_config
= NULL
;
815 const char *fit_uname_ramdisk
= NULL
;
827 * Look for a '-' which indicates to ignore the
830 if ((argc
>= 3) && (strcmp(argv
[2], "-") == 0)) {
831 debug("## Skipping init Ramdisk\n");
832 rd_len
= rd_data
= 0;
833 } else if (argc
>= 3 || genimg_has_config(images
)) {
834 #if defined(CONFIG_FIT)
837 * If the init ramdisk comes from the FIT image and
838 * the FIT image address is omitted in the command
839 * line argument, try to use os FIT image address or
840 * default load address.
842 if (images
->fit_uname_os
)
843 default_addr
= (ulong
)images
->fit_hdr_os
;
845 default_addr
= load_addr
;
847 if (fit_parse_conf(argv
[2], default_addr
,
848 &rd_addr
, &fit_uname_config
)) {
849 debug("* ramdisk: config '%s' from image at "
851 fit_uname_config
, rd_addr
);
852 } else if (fit_parse_subimage(argv
[2], default_addr
,
853 &rd_addr
, &fit_uname_ramdisk
)) {
854 debug("* ramdisk: subimage '%s' from image at "
856 fit_uname_ramdisk
, rd_addr
);
860 rd_addr
= simple_strtoul(argv
[2], NULL
, 16);
861 debug("* ramdisk: cmdline image address = "
865 #if defined(CONFIG_FIT)
867 /* use FIT configuration provided in first bootm
870 rd_addr
= map_to_sysmem(images
->fit_hdr_os
);
871 fit_uname_config
= images
->fit_uname_cfg
;
872 debug("* ramdisk: using config '%s' from image "
874 fit_uname_config
, rd_addr
);
877 * Check whether configuration has ramdisk defined,
878 * if not, don't try to use it, quit silently.
880 fit_hdr
= images
->fit_hdr_os
;
881 cfg_noffset
= fit_conf_get_node(fit_hdr
,
883 if (cfg_noffset
< 0) {
884 debug("* ramdisk: no such config\n");
888 rd_noffset
= fit_conf_get_ramdisk_node(fit_hdr
,
890 if (rd_noffset
< 0) {
891 debug("* ramdisk: no ramdisk in config\n");
897 /* copy from dataflash if needed */
898 rd_addr
= genimg_get_image(rd_addr
);
901 * Check if there is an initrd image at the
902 * address provided in the second bootm argument
903 * check image type, for FIT images get FIT node.
905 buf
= map_sysmem(rd_addr
, 0);
906 switch (genimg_get_format(buf
)) {
907 case IMAGE_FORMAT_LEGACY
:
908 printf("## Loading init Ramdisk from Legacy "
909 "Image at %08lx ...\n", rd_addr
);
911 bootstage_mark(BOOTSTAGE_ID_CHECK_RAMDISK
);
912 rd_hdr
= image_get_ramdisk(rd_addr
, arch
,
918 rd_data
= image_get_data(rd_hdr
);
919 rd_len
= image_get_data_size(rd_hdr
);
920 rd_load
= image_get_load(rd_hdr
);
922 #if defined(CONFIG_FIT)
923 case IMAGE_FORMAT_FIT
:
925 printf("## Loading init Ramdisk from FIT "
926 "Image at %08lx ...\n", rd_addr
);
928 bootstage_mark(BOOTSTAGE_ID_FIT_RD_FORMAT
);
929 if (!fit_check_format(fit_hdr
)) {
930 puts("Bad FIT ramdisk image format!\n");
932 BOOTSTAGE_ID_FIT_RD_FORMAT
);
935 bootstage_mark(BOOTSTAGE_ID_FIT_RD_FORMAT_OK
);
937 if (!fit_uname_ramdisk
) {
939 * no ramdisk image node unit name, try to get config
940 * node first. If config unit node name is NULL
941 * fit_conf_get_node() will try to find default config node
944 BOOTSTAGE_ID_FIT_RD_NO_UNIT_NAME
);
945 cfg_noffset
= fit_conf_get_node(fit_hdr
,
947 if (cfg_noffset
< 0) {
948 puts("Could not find configuration "
951 BOOTSTAGE_ID_FIT_RD_NO_UNIT_NAME
);
954 fit_uname_config
= fdt_get_name(fit_hdr
,
956 printf(" Using '%s' configuration\n",
959 rd_noffset
= fit_conf_get_ramdisk_node(fit_hdr
,
961 fit_uname_ramdisk
= fit_get_name(fit_hdr
,
964 /* get ramdisk component image node offset */
966 BOOTSTAGE_ID_FIT_RD_UNIT_NAME
);
967 rd_noffset
= fit_image_get_node(fit_hdr
,
970 if (rd_noffset
< 0) {
971 puts("Could not find subimage node\n");
972 bootstage_error(BOOTSTAGE_ID_FIT_RD_SUBNODE
);
976 printf(" Trying '%s' ramdisk subimage\n",
979 bootstage_mark(BOOTSTAGE_ID_FIT_RD_CHECK
);
980 if (!fit_check_ramdisk(fit_hdr
, rd_noffset
, arch
,
984 /* get ramdisk image data address and length */
985 if (fit_image_get_data(fit_hdr
, rd_noffset
, &data
,
987 puts("Could not find ramdisk subimage data!\n");
988 bootstage_error(BOOTSTAGE_ID_FIT_RD_GET_DATA
);
991 bootstage_mark(BOOTSTAGE_ID_FIT_RD_GET_DATA_OK
);
993 rd_data
= (ulong
)data
;
996 if (fit_image_get_load(fit_hdr
, rd_noffset
, &rd_load
)) {
997 puts("Can't get ramdisk subimage load "
999 bootstage_error(BOOTSTAGE_ID_FIT_RD_LOAD
);
1002 bootstage_mark(BOOTSTAGE_ID_FIT_RD_LOAD
);
1004 images
->fit_hdr_rd
= fit_hdr
;
1005 images
->fit_uname_rd
= fit_uname_ramdisk
;
1006 images
->fit_noffset_rd
= rd_noffset
;
1010 #ifdef CONFIG_SUPPORT_RAW_INITRD
1011 if (argc
>= 3 && (end
= strchr(argv
[2], ':'))) {
1012 rd_len
= simple_strtoul(++end
, NULL
, 16);
1017 puts("Wrong Ramdisk Image Format\n");
1018 rd_data
= rd_len
= rd_load
= 0;
1022 } else if (images
->legacy_hdr_valid
&&
1023 image_check_type(&images
->legacy_hdr_os_copy
,
1027 * Now check if we have a legacy mult-component image,
1028 * get second entry data start address and len.
1030 bootstage_mark(BOOTSTAGE_ID_RAMDISK
);
1031 printf("## Loading init Ramdisk from multi component "
1032 "Legacy Image at %08lx ...\n",
1033 (ulong
)images
->legacy_hdr_os
);
1035 image_multi_getimg(images
->legacy_hdr_os
, 1, &rd_data
, &rd_len
);
1040 bootstage_mark(BOOTSTAGE_ID_NO_RAMDISK
);
1041 rd_len
= rd_data
= 0;
1045 debug("## No init Ramdisk\n");
1047 *rd_start
= rd_data
;
1048 *rd_end
= rd_data
+ rd_len
;
1050 debug(" ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n",
1051 *rd_start
, *rd_end
);
1056 #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
1058 * boot_ramdisk_high - relocate init ramdisk
1059 * @lmb: pointer to lmb handle, will be used for memory mgmt
1060 * @rd_data: ramdisk data start address
1061 * @rd_len: ramdisk data length
1062 * @initrd_start: pointer to a ulong variable, will hold final init ramdisk
1063 * start address (after possible relocation)
1064 * @initrd_end: pointer to a ulong variable, will hold final init ramdisk
1065 * end address (after possible relocation)
1067 * boot_ramdisk_high() takes a relocation hint from "initrd_high" environement
1068 * variable and if requested ramdisk data is moved to a specified location.
1070 * Initrd_start and initrd_end are set to final (after relocation) ramdisk
1071 * start/end addresses if ramdisk image start and len were provided,
1072 * otherwise set initrd_start and initrd_end set to zeros.
1078 int boot_ramdisk_high(struct lmb
*lmb
, ulong rd_data
, ulong rd_len
,
1079 ulong
*initrd_start
, ulong
*initrd_end
)
1083 int initrd_copy_to_ram
= 1;
1085 if ((s
= getenv("initrd_high")) != NULL
) {
1086 /* a value of "no" or a similar string will act like 0,
1087 * turning the "load high" feature off. This is intentional.
1089 initrd_high
= simple_strtoul(s
, NULL
, 16);
1090 if (initrd_high
== ~0)
1091 initrd_copy_to_ram
= 0;
1093 /* not set, no restrictions to load high */
1098 #ifdef CONFIG_LOGBUFFER
1099 /* Prevent initrd from overwriting logbuffer */
1100 lmb_reserve(lmb
, logbuffer_base() - LOGBUFF_OVERHEAD
, LOGBUFF_RESERVE
);
1103 debug("## initrd_high = 0x%08lx, copy_to_ram = %d\n",
1104 initrd_high
, initrd_copy_to_ram
);
1107 if (!initrd_copy_to_ram
) { /* zero-copy ramdisk support */
1108 debug(" in-place initrd\n");
1109 *initrd_start
= rd_data
;
1110 *initrd_end
= rd_data
+ rd_len
;
1111 lmb_reserve(lmb
, rd_data
, rd_len
);
1114 *initrd_start
= (ulong
)lmb_alloc_base(lmb
,
1115 rd_len
, 0x1000, initrd_high
);
1117 *initrd_start
= (ulong
)lmb_alloc(lmb
, rd_len
,
1120 if (*initrd_start
== 0) {
1121 puts("ramdisk - allocation error\n");
1124 bootstage_mark(BOOTSTAGE_ID_COPY_RAMDISK
);
1126 *initrd_end
= *initrd_start
+ rd_len
;
1127 printf(" Loading Ramdisk to %08lx, end %08lx ... ",
1128 *initrd_start
, *initrd_end
);
1130 memmove_wd((void *)*initrd_start
,
1131 (void *)rd_data
, rd_len
, CHUNKSZ
);
1135 * Ensure the image is flushed to memory to handle
1136 * AMP boot scenarios in which we might not be
1139 flush_cache((unsigned long)*initrd_start
, rd_len
);
1147 debug(" ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n",
1148 *initrd_start
, *initrd_end
);
1155 #endif /* CONFIG_SYS_BOOT_RAMDISK_HIGH */
1157 #ifdef CONFIG_SYS_BOOT_GET_CMDLINE
1159 * boot_get_cmdline - allocate and initialize kernel cmdline
1160 * @lmb: pointer to lmb handle, will be used for memory mgmt
1161 * @cmd_start: pointer to a ulong variable, will hold cmdline start
1162 * @cmd_end: pointer to a ulong variable, will hold cmdline end
1164 * boot_get_cmdline() allocates space for kernel command line below
1165 * BOOTMAPSZ + getenv_bootm_low() address. If "bootargs" U-boot environemnt
1166 * variable is present its contents is copied to allocated kernel
1173 int boot_get_cmdline(struct lmb
*lmb
, ulong
*cmd_start
, ulong
*cmd_end
)
1178 cmdline
= (char *)(ulong
)lmb_alloc_base(lmb
, CONFIG_SYS_BARGSIZE
, 0xf,
1179 getenv_bootm_mapsize() + getenv_bootm_low());
1181 if (cmdline
== NULL
)
1184 if ((s
= getenv("bootargs")) == NULL
)
1189 *cmd_start
= (ulong
) & cmdline
[0];
1190 *cmd_end
= *cmd_start
+ strlen(cmdline
);
1192 debug("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start
, *cmd_end
);
1196 #endif /* CONFIG_SYS_BOOT_GET_CMDLINE */
1198 #ifdef CONFIG_SYS_BOOT_GET_KBD
1200 * boot_get_kbd - allocate and initialize kernel copy of board info
1201 * @lmb: pointer to lmb handle, will be used for memory mgmt
1202 * @kbd: double pointer to board info data
1204 * boot_get_kbd() allocates space for kernel copy of board info data below
1205 * BOOTMAPSZ + getenv_bootm_low() address and kernel board info is initialized
1206 * with the current u-boot board info data.
1212 int boot_get_kbd(struct lmb
*lmb
, bd_t
**kbd
)
1214 *kbd
= (bd_t
*)(ulong
)lmb_alloc_base(lmb
, sizeof(bd_t
), 0xf,
1215 getenv_bootm_mapsize() + getenv_bootm_low());
1221 debug("## kernel board info at 0x%08lx\n", (ulong
)*kbd
);
1223 #if defined(DEBUG) && defined(CONFIG_CMD_BDI)
1224 do_bdinfo(NULL
, 0, 0, NULL
);
1229 #endif /* CONFIG_SYS_BOOT_GET_KBD */
1232 int image_setup_linux(bootm_headers_t
*images
)
1234 ulong of_size
= images
->ft_len
;
1235 char **of_flat_tree
= &images
->ft_addr
;
1236 ulong
*initrd_start
= &images
->initrd_start
;
1237 ulong
*initrd_end
= &images
->initrd_end
;
1238 struct lmb
*lmb
= &images
->lmb
;
1242 if (IMAGE_ENABLE_OF_LIBFDT
)
1243 boot_fdt_add_mem_rsv_regions(lmb
, *of_flat_tree
);
1245 if (IMAGE_BOOT_GET_CMDLINE
) {
1246 ret
= boot_get_cmdline(lmb
, &images
->cmdline_start
,
1247 &images
->cmdline_end
);
1249 puts("ERROR with allocation of cmdline\n");
1253 if (IMAGE_ENABLE_RAMDISK_HIGH
) {
1254 rd_len
= images
->rd_end
- images
->rd_start
;
1255 ret
= boot_ramdisk_high(lmb
, images
->rd_start
, rd_len
,
1256 initrd_start
, initrd_end
);
1261 if (IMAGE_ENABLE_OF_LIBFDT
) {
1262 ret
= boot_relocate_fdt(lmb
, of_flat_tree
, &of_size
);
1267 if (IMAGE_ENABLE_OF_LIBFDT
&& of_size
) {
1268 ret
= image_setup_libfdt(images
, *of_flat_tree
, of_size
, lmb
);
1275 #endif /* CONFIG_LMB */
1276 #endif /* !USE_HOSTCC */