]> git.ipfire.org Git - people/ms/u-boot.git/blob - common/image.c
projects / people / ms / u-boot.git / blob
? search:
summary | shortlog | log | commit | commitdiff | tree
blame | history | raw | HEAD
dm: scsi: Separate the non-command code into its own file
[people/ms/u-boot.git] / common / image.c
1 /*
2 * (C) Copyright 2008 Semihalf
3 *
4 * (C) Copyright 2000-2006
5 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
6 *
7 * SPDX-License-Identifier: GPL-2.0+
8 */
9
10 #ifndef USE_HOSTCC
11 #include <common.h>
12 #include <watchdog.h>
13
14 #ifdef CONFIG_SHOW_BOOT_PROGRESS
15 #include <status_led.h>
16 #endif
17
18 #ifdef CONFIG_HAS_DATAFLASH
19 #include <dataflash.h>
20 #endif
21
22 #ifdef CONFIG_LOGBUFFER
23 #include <logbuff.h>
24 #endif
25
26 #include <rtc.h>
27
28 #include <environment.h>
29 #include <image.h>
30 #include <mapmem.h>
31
32 #if IMAGE_ENABLE_FIT || IMAGE_ENABLE_OF_LIBFDT
33 #include <libfdt.h>
34 #include <fdt_support.h>
35 #endif
36
37 #include <u-boot/md5.h>
38 #include <u-boot/sha1.h>
39 #include <asm/errno.h>
40 #include <asm/io.h>
41
42 #ifdef CONFIG_CMD_BDI
43 extern int do_bdinfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
44 #endif
45
46 DECLARE_GLOBAL_DATA_PTR;
47
48 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
49 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
50 int verify);
51 #endif
52 #else
53 #include "mkimage.h"
54 #include <u-boot/md5.h>
55 #include <time.h>
56 #include <image.h>
57
58 #ifndef __maybe_unused
59 # define __maybe_unused /* unimplemented */
60 #endif
61 #endif /* !USE_HOSTCC*/
62
63 #include <u-boot/crc.h>
64
65 #ifndef CONFIG_SYS_BARGSIZE
66 #define CONFIG_SYS_BARGSIZE 512
67 #endif
68
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", },
94 { -1, "", "", },
95 };
96
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", },
102 #endif
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", },
111 #endif
112 #if defined(CONFIG_INTEGRITY) || defined(USE_HOSTCC)
113 { IH_OS_INTEGRITY,"integrity", "INTEGRITY", },
114 #endif
115 #ifdef USE_HOSTCC
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", },
127 #endif
128 #if defined(CONFIG_BOOTM_OPENRTOS) || defined(USE_HOSTCC)
129 { IH_OS_OPENRTOS, "openrtos", "OpenRTOS", },
130 #endif
131
132 { -1, "", "", },
133 };
134
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 { -1, "", "", },
163 };
164
165 static const table_entry_t uimage_comp[] = {
166 { IH_COMP_NONE, "none", "uncompressed", },
167 { IH_COMP_BZIP2, "bzip2", "bzip2 compressed", },
168 { IH_COMP_GZIP, "gzip", "gzip compressed", },
169 { IH_COMP_LZMA, "lzma", "lzma compressed", },
170 { IH_COMP_LZO, "lzo", "lzo compressed", },
171 { IH_COMP_LZ4, "lz4", "lz4 compressed", },
172 { -1, "", "", },
173 };
174
175 /*****************************************************************************/
176 /* Legacy format routines */
177 /*****************************************************************************/
178 int image_check_hcrc(const image_header_t *hdr)
179 {
180 ulong hcrc;
181 ulong len = image_get_header_size();
182 image_header_t header;
183
184 /* Copy header so we can blank CRC field for re-calculation */
185 memmove(&header, (char *)hdr, image_get_header_size());
186 image_set_hcrc(&header, 0);
187
188 hcrc = crc32(0, (unsigned char *)&header, len);
189
190 return (hcrc == image_get_hcrc(hdr));
191 }
192
193 int image_check_dcrc(const image_header_t *hdr)
194 {
195 ulong data = image_get_data(hdr);
196 ulong len = image_get_data_size(hdr);
197 ulong dcrc = crc32_wd(0, (unsigned char *)data, len, CHUNKSZ_CRC32);
198
199 return (dcrc == image_get_dcrc(hdr));
200 }
201
202 /**
203 * image_multi_count - get component (sub-image) count
204 * @hdr: pointer to the header of the multi component image
205 *
206 * image_multi_count() returns number of components in a multi
207 * component image.
208 *
209 * Note: no checking of the image type is done, caller must pass
210 * a valid multi component image.
211 *
212 * returns:
213 * number of components
214 */
215 ulong image_multi_count(const image_header_t *hdr)
216 {
217 ulong i, count = 0;
218 uint32_t *size;
219
220 /* get start of the image payload, which in case of multi
221 * component images that points to a table of component sizes */
222 size = (uint32_t *)image_get_data(hdr);
223
224 /* count non empty slots */
225 for (i = 0; size[i]; ++i)
226 count++;
227
228 return count;
229 }
230
231 /**
232 * image_multi_getimg - get component data address and size
233 * @hdr: pointer to the header of the multi component image
234 * @idx: index of the requested component
235 * @data: pointer to a ulong variable, will hold component data address
236 * @len: pointer to a ulong variable, will hold component size
237 *
238 * image_multi_getimg() returns size and data address for the requested
239 * component in a multi component image.
240 *
241 * Note: no checking of the image type is done, caller must pass
242 * a valid multi component image.
243 *
244 * returns:
245 * data address and size of the component, if idx is valid
246 * 0 in data and len, if idx is out of range
247 */
248 void image_multi_getimg(const image_header_t *hdr, ulong idx,
249 ulong *data, ulong *len)
250 {
251 int i;
252 uint32_t *size;
253 ulong offset, count, img_data;
254
255 /* get number of component */
256 count = image_multi_count(hdr);
257
258 /* get start of the image payload, which in case of multi
259 * component images that points to a table of component sizes */
260 size = (uint32_t *)image_get_data(hdr);
261
262 /* get address of the proper component data start, which means
263 * skipping sizes table (add 1 for last, null entry) */
264 img_data = image_get_data(hdr) + (count + 1) * sizeof(uint32_t);
265
266 if (idx < count) {
267 *len = uimage_to_cpu(size[idx]);
268 offset = 0;
269
270 /* go over all indices preceding requested component idx */
271 for (i = 0; i < idx; i++) {
272 /* add up i-th component size, rounding up to 4 bytes */
273 offset += (uimage_to_cpu(size[i]) + 3) & ~3 ;
274 }
275
276 /* calculate idx-th component data address */
277 *data = img_data + offset;
278 } else {
279 *len = 0;
280 *data = 0;
281 }
282 }
283
284 static void image_print_type(const image_header_t *hdr)
285 {
286 const char __maybe_unused *os, *arch, *type, *comp;
287
288 os = genimg_get_os_name(image_get_os(hdr));
289 arch = genimg_get_arch_name(image_get_arch(hdr));
290 type = genimg_get_type_name(image_get_type(hdr));
291 comp = genimg_get_comp_name(image_get_comp(hdr));
292
293 printf("%s %s %s (%s)\n", arch, os, type, comp);
294 }
295
296 /**
297 * image_print_contents - prints out the contents of the legacy format image
298 * @ptr: pointer to the legacy format image header
299 * @p: pointer to prefix string
300 *
301 * image_print_contents() formats a multi line legacy image contents description.
302 * The routine prints out all header fields followed by the size/offset data
303 * for MULTI/SCRIPT images.
304 *
305 * returns:
306 * no returned results
307 */
308 void image_print_contents(const void *ptr)
309 {
310 const image_header_t *hdr = (const image_header_t *)ptr;
311 const char __maybe_unused *p;
312
313 p = IMAGE_INDENT_STRING;
314 printf("%sImage Name: %.*s\n", p, IH_NMLEN, image_get_name(hdr));
315 if (IMAGE_ENABLE_TIMESTAMP) {
316 printf("%sCreated: ", p);
317 genimg_print_time((time_t)image_get_time(hdr));
318 }
319 printf("%sImage Type: ", p);
320 image_print_type(hdr);
321 printf("%sData Size: ", p);
322 genimg_print_size(image_get_data_size(hdr));
323 printf("%sLoad Address: %08x\n", p, image_get_load(hdr));
324 printf("%sEntry Point: %08x\n", p, image_get_ep(hdr));
325
326 if (image_check_type(hdr, IH_TYPE_MULTI) ||
327 image_check_type(hdr, IH_TYPE_SCRIPT)) {
328 int i;
329 ulong data, len;
330 ulong count = image_multi_count(hdr);
331
332 printf("%sContents:\n", p);
333 for (i = 0; i < count; i++) {
334 image_multi_getimg(hdr, i, &data, &len);
335
336 printf("%s Image %d: ", p, i);
337 genimg_print_size(len);
338
339 if (image_check_type(hdr, IH_TYPE_SCRIPT) && i > 0) {
340 /*
341 * the user may need to know offsets
342 * if planning to do something with
343 * multiple files
344 */
345 printf("%s Offset = 0x%08lx\n", p, data);
346 }
347 }
348 }
349 }
350
351
352 #ifndef USE_HOSTCC
353 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
354 /**
355 * image_get_ramdisk - get and verify ramdisk image
356 * @rd_addr: ramdisk image start address
357 * @arch: expected ramdisk architecture
358 * @verify: checksum verification flag
359 *
360 * image_get_ramdisk() returns a pointer to the verified ramdisk image
361 * header. Routine receives image start address and expected architecture
362 * flag. Verification done covers data and header integrity and os/type/arch
363 * fields checking.
364 *
365 * If dataflash support is enabled routine checks for dataflash addresses
366 * and handles required dataflash reads.
367 *
368 * returns:
369 * pointer to a ramdisk image header, if image was found and valid
370 * otherwise, return NULL
371 */
372 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
373 int verify)
374 {
375 const image_header_t *rd_hdr = (const image_header_t *)rd_addr;
376
377 if (!image_check_magic(rd_hdr)) {
378 puts("Bad Magic Number\n");
379 bootstage_error(BOOTSTAGE_ID_RD_MAGIC);
380 return NULL;
381 }
382
383 if (!image_check_hcrc(rd_hdr)) {
384 puts("Bad Header Checksum\n");
385 bootstage_error(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
386 return NULL;
387 }
388
389 bootstage_mark(BOOTSTAGE_ID_RD_MAGIC);
390 image_print_contents(rd_hdr);
391
392 if (verify) {
393 puts(" Verifying Checksum ... ");
394 if (!image_check_dcrc(rd_hdr)) {
395 puts("Bad Data CRC\n");
396 bootstage_error(BOOTSTAGE_ID_RD_CHECKSUM);
397 return NULL;
398 }
399 puts("OK\n");
400 }
401
402 bootstage_mark(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
403
404 if (!image_check_os(rd_hdr, IH_OS_LINUX) ||
405 !image_check_arch(rd_hdr, arch) ||
406 !image_check_type(rd_hdr, IH_TYPE_RAMDISK)) {
407 printf("No Linux %s Ramdisk Image\n",
408 genimg_get_arch_name(arch));
409 bootstage_error(BOOTSTAGE_ID_RAMDISK);
410 return NULL;
411 }
412
413 return rd_hdr;
414 }
415 #endif
416 #endif /* !USE_HOSTCC */
417
418 /*****************************************************************************/
419 /* Shared dual-format routines */
420 /*****************************************************************************/
421 #ifndef USE_HOSTCC
422 ulong load_addr = CONFIG_SYS_LOAD_ADDR; /* Default Load Address */
423 ulong save_addr; /* Default Save Address */
424 ulong save_size; /* Default Save Size (in bytes) */
425
426 static int on_loadaddr(const char *name, const char *value, enum env_op op,
427 int flags)
428 {
429 switch (op) {
430 case env_op_create:
431 case env_op_overwrite:
432 load_addr = simple_strtoul(value, NULL, 16);
433 break;
434 default:
435 break;
436 }
437
438 return 0;
439 }
440 U_BOOT_ENV_CALLBACK(loadaddr, on_loadaddr);
441
442 ulong getenv_bootm_low(void)
443 {
444 char *s = getenv("bootm_low");
445 if (s) {
446 ulong tmp = simple_strtoul(s, NULL, 16);
447 return tmp;
448 }
449
450 #if defined(CONFIG_SYS_SDRAM_BASE)
451 return CONFIG_SYS_SDRAM_BASE;
452 #elif defined(CONFIG_ARM)
453 return gd->bd->bi_dram[0].start;
454 #else
455 return 0;
456 #endif
457 }
458
459 phys_size_t getenv_bootm_size(void)
460 {
461 phys_size_t tmp, size;
462 phys_addr_t start;
463 char *s = getenv("bootm_size");
464 if (s) {
465 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
466 return tmp;
467 }
468
469 #if defined(CONFIG_ARM) && defined(CONFIG_NR_DRAM_BANKS)
470 start = gd->bd->bi_dram[0].start;
471 size = gd->bd->bi_dram[0].size;
472 #else
473 start = gd->bd->bi_memstart;
474 size = gd->bd->bi_memsize;
475 #endif
476
477 s = getenv("bootm_low");
478 if (s)
479 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
480 else
481 tmp = start;
482
483 return size - (tmp - start);
484 }
485
486 phys_size_t getenv_bootm_mapsize(void)
487 {
488 phys_size_t tmp;
489 char *s = getenv("bootm_mapsize");
490 if (s) {
491 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
492 return tmp;
493 }
494
495 #if defined(CONFIG_SYS_BOOTMAPSZ)
496 return CONFIG_SYS_BOOTMAPSZ;
497 #else
498 return getenv_bootm_size();
499 #endif
500 }
501
502 void memmove_wd(void *to, void *from, size_t len, ulong chunksz)
503 {
504 if (to == from)
505 return;
506
507 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
508 if (to > from) {
509 from += len;
510 to += len;
511 }
512 while (len > 0) {
513 size_t tail = (len > chunksz) ? chunksz : len;
514 WATCHDOG_RESET();
515 if (to > from) {
516 to -= tail;
517 from -= tail;
518 }
519 memmove(to, from, tail);
520 if (to < from) {
521 to += tail;
522 from += tail;
523 }
524 len -= tail;
525 }
526 #else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
527 memmove(to, from, len);
528 #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
529 }
530 #endif /* !USE_HOSTCC */
531
532 void genimg_print_size(uint32_t size)
533 {
534 #ifndef USE_HOSTCC
535 printf("%d Bytes = ", size);
536 print_size(size, "\n");
537 #else
538 printf("%d Bytes = %.2f kB = %.2f MB\n",
539 size, (double)size / 1.024e3,
540 (double)size / 1.048576e6);
541 #endif
542 }
543
544 #if IMAGE_ENABLE_TIMESTAMP
545 void genimg_print_time(time_t timestamp)
546 {
547 #ifndef USE_HOSTCC
548 struct rtc_time tm;
549
550 rtc_to_tm(timestamp, &tm);
551 printf("%4d-%02d-%02d %2d:%02d:%02d UTC\n",
552 tm.tm_year, tm.tm_mon, tm.tm_mday,
553 tm.tm_hour, tm.tm_min, tm.tm_sec);
554 #else
555 printf("%s", ctime(&timestamp));
556 #endif
557 }
558 #endif
559
560 const table_entry_t *get_table_entry(const table_entry_t *table, int id)
561 {
562 for (; table->id >= 0; ++table) {
563 if (table->id == id)
564 return table;
565 }
566 return NULL;
567 }
568
569 /**
570 * get_table_entry_name - translate entry id to long name
571 * @table: pointer to a translation table for entries of a specific type
572 * @msg: message to be returned when translation fails
573 * @id: entry id to be translated
574 *
575 * get_table_entry_name() will go over translation table trying to find
576 * entry that matches given id. If matching entry is found, its long
577 * name is returned to the caller.
578 *
579 * returns:
580 * long entry name if translation succeeds
581 * msg otherwise
582 */
583 char *get_table_entry_name(const table_entry_t *table, char *msg, int id)
584 {
585 table = get_table_entry(table, id);
586 if (!table)
587 return msg;
588 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
589 return table->lname;
590 #else
591 return table->lname + gd->reloc_off;
592 #endif
593 }
594
595 const char *genimg_get_os_name(uint8_t os)
596 {
597 return (get_table_entry_name(uimage_os, "Unknown OS", os));
598 }
599
600 const char *genimg_get_arch_name(uint8_t arch)
601 {
602 return (get_table_entry_name(uimage_arch, "Unknown Architecture",
603 arch));
604 }
605
606 const char *genimg_get_type_name(uint8_t type)
607 {
608 return (get_table_entry_name(uimage_type, "Unknown Image", type));
609 }
610
611 static const char *genimg_get_short_name(const table_entry_t *table, int val)
612 {
613 table = get_table_entry(table, val);
614 if (!table)
615 return "unknown";
616 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
617 return table->sname;
618 #else
619 return table->sname + gd->reloc_off;
620 #endif
621 }
622
623 const char *genimg_get_type_short_name(uint8_t type)
624 {
625 return genimg_get_short_name(uimage_type, type);
626 }
627
628 const char *genimg_get_comp_name(uint8_t comp)
629 {
630 return (get_table_entry_name(uimage_comp, "Unknown Compression",
631 comp));
632 }
633
634 const char *genimg_get_comp_short_name(uint8_t comp)
635 {
636 return genimg_get_short_name(uimage_comp, comp);
637 }
638
639 const char *genimg_get_os_short_name(uint8_t os)
640 {
641 return genimg_get_short_name(uimage_os, os);
642 }
643
644 const char *genimg_get_arch_short_name(uint8_t arch)
645 {
646 return genimg_get_short_name(uimage_arch, arch);
647 }
648
649 /**
650 * get_table_entry_id - translate short entry name to id
651 * @table: pointer to a translation table for entries of a specific type
652 * @table_name: to be used in case of error
653 * @name: entry short name to be translated
654 *
655 * get_table_entry_id() will go over translation table trying to find
656 * entry that matches given short name. If matching entry is found,
657 * its id returned to the caller.
658 *
659 * returns:
660 * entry id if translation succeeds
661 * -1 otherwise
662 */
663 int get_table_entry_id(const table_entry_t *table,
664 const char *table_name, const char *name)
665 {
666 const table_entry_t *t;
667
668 for (t = table; t->id >= 0; ++t) {
669 #ifdef CONFIG_NEEDS_MANUAL_RELOC
670 if (t->sname && strcasecmp(t->sname + gd->reloc_off, name) == 0)
671 #else
672 if (t->sname && strcasecmp(t->sname, name) == 0)
673 #endif
674 return (t->id);
675 }
676 debug("Invalid %s Type: %s\n", table_name, name);
677
678 return -1;
679 }
680
681 int genimg_get_os_id(const char *name)
682 {
683 return (get_table_entry_id(uimage_os, "OS", name));
684 }
685
686 int genimg_get_arch_id(const char *name)
687 {
688 return (get_table_entry_id(uimage_arch, "CPU", name));
689 }
690
691 int genimg_get_type_id(const char *name)
692 {
693 return (get_table_entry_id(uimage_type, "Image", name));
694 }
695
696 int genimg_get_comp_id(const char *name)
697 {
698 return (get_table_entry_id(uimage_comp, "Compression", name));
699 }
700
701 #ifndef USE_HOSTCC
702 /**
703 * genimg_get_kernel_addr_fit - get the real kernel address and return 2
704 * FIT strings
705 * @img_addr: a string might contain real image address
706 * @fit_uname_config: double pointer to a char, will hold pointer to a
707 * configuration unit name
708 * @fit_uname_kernel: double pointer to a char, will hold pointer to a subimage
709 * name
710 *
711 * genimg_get_kernel_addr_fit get the real kernel start address from a string
712 * which is normally the first argv of bootm/bootz
713 *
714 * returns:
715 * kernel start address
716 */
717 ulong genimg_get_kernel_addr_fit(char * const img_addr,
718 const char **fit_uname_config,
719 const char **fit_uname_kernel)
720 {
721 ulong kernel_addr;
722
723 /* find out kernel image address */
724 if (!img_addr) {
725 kernel_addr = load_addr;
726 debug("* kernel: default image load address = 0x%08lx\n",
727 load_addr);
728 #if CONFIG_IS_ENABLED(FIT)
729 } else if (fit_parse_conf(img_addr, load_addr, &kernel_addr,
730 fit_uname_config)) {
731 debug("* kernel: config '%s' from image at 0x%08lx\n",
732 *fit_uname_config, kernel_addr);
733 } else if (fit_parse_subimage(img_addr, load_addr, &kernel_addr,
734 fit_uname_kernel)) {
735 debug("* kernel: subimage '%s' from image at 0x%08lx\n",
736 *fit_uname_kernel, kernel_addr);
737 #endif
738 } else {
739 kernel_addr = simple_strtoul(img_addr, NULL, 16);
740 debug("* kernel: cmdline image address = 0x%08lx\n",
741 kernel_addr);
742 }
743
744 return kernel_addr;
745 }
746
747 /**
748 * genimg_get_kernel_addr() is the simple version of
749 * genimg_get_kernel_addr_fit(). It ignores those return FIT strings
750 */
751 ulong genimg_get_kernel_addr(char * const img_addr)
752 {
753 const char *fit_uname_config = NULL;
754 const char *fit_uname_kernel = NULL;
755
756 return genimg_get_kernel_addr_fit(img_addr, &fit_uname_config,
757 &fit_uname_kernel);
758 }
759
760 /**
761 * genimg_get_format - get image format type
762 * @img_addr: image start address
763 *
764 * genimg_get_format() checks whether provided address points to a valid
765 * legacy or FIT image.
766 *
767 * New uImage format and FDT blob are based on a libfdt. FDT blob
768 * may be passed directly or embedded in a FIT image. In both situations
769 * genimg_get_format() must be able to dectect libfdt header.
770 *
771 * returns:
772 * image format type or IMAGE_FORMAT_INVALID if no image is present
773 */
774 int genimg_get_format(const void *img_addr)
775 {
776 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
777 const image_header_t *hdr;
778
779 hdr = (const image_header_t *)img_addr;
780 if (image_check_magic(hdr))
781 return IMAGE_FORMAT_LEGACY;
782 #endif
783 #if IMAGE_ENABLE_FIT || IMAGE_ENABLE_OF_LIBFDT
784 if (fdt_check_header(img_addr) == 0)
785 return IMAGE_FORMAT_FIT;
786 #endif
787 #ifdef CONFIG_ANDROID_BOOT_IMAGE
788 if (android_image_check_header(img_addr) == 0)
789 return IMAGE_FORMAT_ANDROID;
790 #endif
791
792 return IMAGE_FORMAT_INVALID;
793 }
794
795 /**
796 * genimg_get_image - get image from special storage (if necessary)
797 * @img_addr: image start address
798 *
799 * genimg_get_image() checks if provided image start address is located
800 * in a dataflash storage. If so, image is moved to a system RAM memory.
801 *
802 * returns:
803 * image start address after possible relocation from special storage
804 */
805 ulong genimg_get_image(ulong img_addr)
806 {
807 ulong ram_addr = img_addr;
808
809 #ifdef CONFIG_HAS_DATAFLASH
810 ulong h_size, d_size;
811
812 if (addr_dataflash(img_addr)) {
813 void *buf;
814
815 /* ger RAM address */
816 ram_addr = CONFIG_SYS_LOAD_ADDR;
817
818 /* get header size */
819 h_size = image_get_header_size();
820 #if IMAGE_ENABLE_FIT
821 if (sizeof(struct fdt_header) > h_size)
822 h_size = sizeof(struct fdt_header);
823 #endif
824
825 /* read in header */
826 debug(" Reading image header from dataflash address "
827 "%08lx to RAM address %08lx\n", img_addr, ram_addr);
828
829 buf = map_sysmem(ram_addr, 0);
830 read_dataflash(img_addr, h_size, buf);
831
832 /* get data size */
833 switch (genimg_get_format(buf)) {
834 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
835 case IMAGE_FORMAT_LEGACY:
836 d_size = image_get_data_size(buf);
837 debug(" Legacy format image found at 0x%08lx, "
838 "size 0x%08lx\n",
839 ram_addr, d_size);
840 break;
841 #endif
842 #if IMAGE_ENABLE_FIT
843 case IMAGE_FORMAT_FIT:
844 d_size = fit_get_size(buf) - h_size;
845 debug(" FIT/FDT format image found at 0x%08lx, "
846 "size 0x%08lx\n",
847 ram_addr, d_size);
848 break;
849 #endif
850 default:
851 printf(" No valid image found at 0x%08lx\n",
852 img_addr);
853 return ram_addr;
854 }
855
856 /* read in image data */
857 debug(" Reading image remaining data from dataflash address "
858 "%08lx to RAM address %08lx\n", img_addr + h_size,
859 ram_addr + h_size);
860
861 read_dataflash(img_addr + h_size, d_size,
862 (char *)(buf + h_size));
863
864 }
865 #endif /* CONFIG_HAS_DATAFLASH */
866
867 return ram_addr;
868 }
869
870 /**
871 * fit_has_config - check if there is a valid FIT configuration
872 * @images: pointer to the bootm command headers structure
873 *
874 * fit_has_config() checks if there is a FIT configuration in use
875 * (if FTI support is present).
876 *
877 * returns:
878 * 0, no FIT support or no configuration found
879 * 1, configuration found
880 */
881 int genimg_has_config(bootm_headers_t *images)
882 {
883 #if IMAGE_ENABLE_FIT
884 if (images->fit_uname_cfg)
885 return 1;
886 #endif
887 return 0;
888 }
889
890 /**
891 * boot_get_ramdisk - main ramdisk handling routine
892 * @argc: command argument count
893 * @argv: command argument list
894 * @images: pointer to the bootm images structure
895 * @arch: expected ramdisk architecture
896 * @rd_start: pointer to a ulong variable, will hold ramdisk start address
897 * @rd_end: pointer to a ulong variable, will hold ramdisk end
898 *
899 * boot_get_ramdisk() is responsible for finding a valid ramdisk image.
900 * Curently supported are the following ramdisk sources:
901 * - multicomponent kernel/ramdisk image,
902 * - commandline provided address of decicated ramdisk image.
903 *
904 * returns:
905 * 0, if ramdisk image was found and valid, or skiped
906 * rd_start and rd_end are set to ramdisk start/end addresses if
907 * ramdisk image is found and valid
908 *
909 * 1, if ramdisk image is found but corrupted, or invalid
910 * rd_start and rd_end are set to 0 if no ramdisk exists
911 */
912 int boot_get_ramdisk(int argc, char * const argv[], bootm_headers_t *images,
913 uint8_t arch, ulong *rd_start, ulong *rd_end)
914 {
915 ulong rd_addr, rd_load;
916 ulong rd_data, rd_len;
917 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
918 const image_header_t *rd_hdr;
919 #endif
920 void *buf;
921 #ifdef CONFIG_SUPPORT_RAW_INITRD
922 char *end;
923 #endif
924 #if IMAGE_ENABLE_FIT
925 const char *fit_uname_config = images->fit_uname_cfg;
926 const char *fit_uname_ramdisk = NULL;
927 ulong default_addr;
928 int rd_noffset;
929 #endif
930 const char *select = NULL;
931
932 *rd_start = 0;
933 *rd_end = 0;
934
935 #ifdef CONFIG_ANDROID_BOOT_IMAGE
936 /*
937 * Look for an Android boot image.
938 */
939 buf = map_sysmem(images->os.start, 0);
940 if (buf && genimg_get_format(buf) == IMAGE_FORMAT_ANDROID)
941 select = argv[0];
942 #endif
943
944 if (argc >= 2)
945 select = argv[1];
946
947 /*
948 * Look for a '-' which indicates to ignore the
949 * ramdisk argument
950 */
951 if (select && strcmp(select, "-") == 0) {
952 debug("## Skipping init Ramdisk\n");
953 rd_len = rd_data = 0;
954 } else if (select || genimg_has_config(images)) {
955 #if IMAGE_ENABLE_FIT
956 if (select) {
957 /*
958 * If the init ramdisk comes from the FIT image and
959 * the FIT image address is omitted in the command
960 * line argument, try to use os FIT image address or
961 * default load address.
962 */
963 if (images->fit_uname_os)
964 default_addr = (ulong)images->fit_hdr_os;
965 else
966 default_addr = load_addr;
967
968 if (fit_parse_conf(select, default_addr,
969 &rd_addr, &fit_uname_config)) {
970 debug("* ramdisk: config '%s' from image at "
971 "0x%08lx\n",
972 fit_uname_config, rd_addr);
973 } else if (fit_parse_subimage(select, default_addr,
974 &rd_addr, &fit_uname_ramdisk)) {
975 debug("* ramdisk: subimage '%s' from image at "
976 "0x%08lx\n",
977 fit_uname_ramdisk, rd_addr);
978 } else
979 #endif
980 {
981 rd_addr = simple_strtoul(select, NULL, 16);
982 debug("* ramdisk: cmdline image address = "
983 "0x%08lx\n",
984 rd_addr);
985 }
986 #if IMAGE_ENABLE_FIT
987 } else {
988 /* use FIT configuration provided in first bootm
989 * command argument. If the property is not defined,
990 * quit silently.
991 */
992 rd_addr = map_to_sysmem(images->fit_hdr_os);
993 rd_noffset = fit_get_node_from_config(images,
994 FIT_RAMDISK_PROP, rd_addr);
995 if (rd_noffset == -ENOLINK)
996 return 0;
997 else if (rd_noffset < 0)
998 return 1;
999 }
1000 #endif
1001
1002 /* copy from dataflash if needed */
1003 rd_addr = genimg_get_image(rd_addr);
1004
1005 /*
1006 * Check if there is an initrd image at the
1007 * address provided in the second bootm argument
1008 * check image type, for FIT images get FIT node.
1009 */
1010 buf = map_sysmem(rd_addr, 0);
1011 switch (genimg_get_format(buf)) {
1012 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
1013 case IMAGE_FORMAT_LEGACY:
1014 printf("## Loading init Ramdisk from Legacy "
1015 "Image at %08lx ...\n", rd_addr);
1016
1017 bootstage_mark(BOOTSTAGE_ID_CHECK_RAMDISK);
1018 rd_hdr = image_get_ramdisk(rd_addr, arch,
1019 images->verify);
1020
1021 if (rd_hdr == NULL)
1022 return 1;
1023
1024 rd_data = image_get_data(rd_hdr);
1025 rd_len = image_get_data_size(rd_hdr);
1026 rd_load = image_get_load(rd_hdr);
1027 break;
1028 #endif
1029 #if IMAGE_ENABLE_FIT
1030 case IMAGE_FORMAT_FIT:
1031 rd_noffset = fit_image_load(images,
1032 rd_addr, &fit_uname_ramdisk,
1033 &fit_uname_config, arch,
1034 IH_TYPE_RAMDISK,
1035 BOOTSTAGE_ID_FIT_RD_START,
1036 FIT_LOAD_OPTIONAL_NON_ZERO,
1037 &rd_data, &rd_len);
1038 if (rd_noffset < 0)
1039 return 1;
1040
1041 images->fit_hdr_rd = map_sysmem(rd_addr, 0);
1042 images->fit_uname_rd = fit_uname_ramdisk;
1043 images->fit_noffset_rd = rd_noffset;
1044 break;
1045 #endif
1046 #ifdef CONFIG_ANDROID_BOOT_IMAGE
1047 case IMAGE_FORMAT_ANDROID:
1048 android_image_get_ramdisk((void *)images->os.start,
1049 &rd_data, &rd_len);
1050 break;
1051 #endif
1052 default:
1053 #ifdef CONFIG_SUPPORT_RAW_INITRD
1054 end = NULL;
1055 if (select)
1056 end = strchr(select, ':');
1057 if (end) {
1058 rd_len = simple_strtoul(++end, NULL, 16);
1059 rd_data = rd_addr;
1060 } else
1061 #endif
1062 {
1063 puts("Wrong Ramdisk Image Format\n");
1064 rd_data = rd_len = rd_load = 0;
1065 return 1;
1066 }
1067 }
1068 } else if (images->legacy_hdr_valid &&
1069 image_check_type(&images->legacy_hdr_os_copy,
1070 IH_TYPE_MULTI)) {
1071
1072 /*
1073 * Now check if we have a legacy mult-component image,
1074 * get second entry data start address and len.
1075 */
1076 bootstage_mark(BOOTSTAGE_ID_RAMDISK);
1077 printf("## Loading init Ramdisk from multi component "
1078 "Legacy Image at %08lx ...\n",
1079 (ulong)images->legacy_hdr_os);
1080
1081 image_multi_getimg(images->legacy_hdr_os, 1, &rd_data, &rd_len);
1082 } else {
1083 /*
1084 * no initrd image
1085 */
1086 bootstage_mark(BOOTSTAGE_ID_NO_RAMDISK);
1087 rd_len = rd_data = 0;
1088 }
1089
1090 if (!rd_data) {
1091 debug("## No init Ramdisk\n");
1092 } else {
1093 *rd_start = rd_data;
1094 *rd_end = rd_data + rd_len;
1095 }
1096 debug(" ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n",
1097 *rd_start, *rd_end);
1098
1099 return 0;
1100 }
1101
1102 #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
1103 /**
1104 * boot_ramdisk_high - relocate init ramdisk
1105 * @lmb: pointer to lmb handle, will be used for memory mgmt
1106 * @rd_data: ramdisk data start address
1107 * @rd_len: ramdisk data length
1108 * @initrd_start: pointer to a ulong variable, will hold final init ramdisk
1109 * start address (after possible relocation)
1110 * @initrd_end: pointer to a ulong variable, will hold final init ramdisk
1111 * end address (after possible relocation)
1112 *
1113 * boot_ramdisk_high() takes a relocation hint from "initrd_high" environment
1114 * variable and if requested ramdisk data is moved to a specified location.
1115 *
1116 * Initrd_start and initrd_end are set to final (after relocation) ramdisk
1117 * start/end addresses if ramdisk image start and len were provided,
1118 * otherwise set initrd_start and initrd_end set to zeros.
1119 *
1120 * returns:
1121 * 0 - success
1122 * -1 - failure
1123 */
1124 int boot_ramdisk_high(struct lmb *lmb, ulong rd_data, ulong rd_len,
1125 ulong *initrd_start, ulong *initrd_end)
1126 {
1127 char *s;
1128 ulong initrd_high;
1129 int initrd_copy_to_ram = 1;
1130
1131 if ((s = getenv("initrd_high")) != NULL) {
1132 /* a value of "no" or a similar string will act like 0,
1133 * turning the "load high" feature off. This is intentional.
1134 */
1135 initrd_high = simple_strtoul(s, NULL, 16);
1136 if (initrd_high == ~0)
1137 initrd_copy_to_ram = 0;
1138 } else {
1139 initrd_high = getenv_bootm_mapsize() + getenv_bootm_low();
1140 }
1141
1142
1143 #ifdef CONFIG_LOGBUFFER
1144 /* Prevent initrd from overwriting logbuffer */
1145 lmb_reserve(lmb, logbuffer_base() - LOGBUFF_OVERHEAD, LOGBUFF_RESERVE);
1146 #endif
1147
1148 debug("## initrd_high = 0x%08lx, copy_to_ram = %d\n",
1149 initrd_high, initrd_copy_to_ram);
1150
1151 if (rd_data) {
1152 if (!initrd_copy_to_ram) { /* zero-copy ramdisk support */
1153 debug(" in-place initrd\n");
1154 *initrd_start = rd_data;
1155 *initrd_end = rd_data + rd_len;
1156 lmb_reserve(lmb, rd_data, rd_len);
1157 } else {
1158 if (initrd_high)
1159 *initrd_start = (ulong)lmb_alloc_base(lmb,
1160 rd_len, 0x1000, initrd_high);
1161 else
1162 *initrd_start = (ulong)lmb_alloc(lmb, rd_len,
1163 0x1000);
1164
1165 if (*initrd_start == 0) {
1166 puts("ramdisk - allocation error\n");
1167 goto error;
1168 }
1169 bootstage_mark(BOOTSTAGE_ID_COPY_RAMDISK);
1170
1171 *initrd_end = *initrd_start + rd_len;
1172 printf(" Loading Ramdisk to %08lx, end %08lx ... ",
1173 *initrd_start, *initrd_end);
1174
1175 memmove_wd((void *)*initrd_start,
1176 (void *)rd_data, rd_len, CHUNKSZ);
1177
1178 #ifdef CONFIG_MP
1179 /*
1180 * Ensure the image is flushed to memory to handle
1181 * AMP boot scenarios in which we might not be
1182 * HW cache coherent
1183 */
1184 flush_cache((unsigned long)*initrd_start, rd_len);
1185 #endif
1186 puts("OK\n");
1187 }
1188 } else {
1189 *initrd_start = 0;
1190 *initrd_end = 0;
1191 }
1192 debug(" ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n",
1193 *initrd_start, *initrd_end);
1194
1195 return 0;
1196
1197 error:
1198 return -1;
1199 }
1200 #endif /* CONFIG_SYS_BOOT_RAMDISK_HIGH */
1201
1202 int boot_get_setup(bootm_headers_t *images, uint8_t arch,
1203 ulong *setup_start, ulong *setup_len)
1204 {
1205 #if IMAGE_ENABLE_FIT
1206 return boot_get_setup_fit(images, arch, setup_start, setup_len);
1207 #else
1208 return -ENOENT;
1209 #endif
1210 }
1211
1212 #if IMAGE_ENABLE_FIT
1213 int boot_get_loadable(int argc, char * const argv[], bootm_headers_t *images,
1214 uint8_t arch, const ulong *ld_start, ulong * const ld_len)
1215 {
1216 /*
1217 * These variables are used to hold the current image location
1218 * in system memory.
1219 */
1220 ulong tmp_img_addr;
1221 /*
1222 * These two variables are requirements for fit_image_load, but
1223 * their values are not used
1224 */
1225 ulong img_data, img_len;
1226 void *buf;
1227 int loadables_index;
1228 int conf_noffset;
1229 int fit_img_result;
1230 char *uname;
1231
1232 /* Check to see if the images struct has a FIT configuration */
1233 if (!genimg_has_config(images)) {
1234 debug("## FIT configuration was not specified\n");
1235 return 0;
1236 }
1237
1238 /*
1239 * Obtain the os FIT header from the images struct
1240 * copy from dataflash if needed
1241 */
1242 tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
1243 tmp_img_addr = genimg_get_image(tmp_img_addr);
1244 buf = map_sysmem(tmp_img_addr, 0);
1245 /*
1246 * Check image type. For FIT images get FIT node
1247 * and attempt to locate a generic binary.
1248 */
1249 switch (genimg_get_format(buf)) {
1250 case IMAGE_FORMAT_FIT:
1251 conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg);
1252
1253 for (loadables_index = 0;
1254 fdt_get_string_index(buf, conf_noffset,
1255 FIT_LOADABLE_PROP,
1256 loadables_index,
1257 (const char **)&uname) == 0;
1258 loadables_index++)
1259 {
1260 fit_img_result = fit_image_load(images,
1261 tmp_img_addr,
1262 (const char **)&uname,
1263 &(images->fit_uname_cfg), arch,
1264 IH_TYPE_LOADABLE,
1265 BOOTSTAGE_ID_FIT_LOADABLE_START,
1266 FIT_LOAD_OPTIONAL_NON_ZERO,
1267 &img_data, &img_len);
1268 if (fit_img_result < 0) {
1269 /* Something went wrong! */
1270 return fit_img_result;
1271 }
1272 }
1273 break;
1274 default:
1275 printf("The given image format is not supported (corrupt?)\n");
1276 return 1;
1277 }
1278
1279 return 0;
1280 }
1281 #endif
1282
1283 #ifdef CONFIG_SYS_BOOT_GET_CMDLINE
1284 /**
1285 * boot_get_cmdline - allocate and initialize kernel cmdline
1286 * @lmb: pointer to lmb handle, will be used for memory mgmt
1287 * @cmd_start: pointer to a ulong variable, will hold cmdline start
1288 * @cmd_end: pointer to a ulong variable, will hold cmdline end
1289 *
1290 * boot_get_cmdline() allocates space for kernel command line below
1291 * BOOTMAPSZ + getenv_bootm_low() address. If "bootargs" U-Boot environemnt
1292 * variable is present its contents is copied to allocated kernel
1293 * command line.
1294 *
1295 * returns:
1296 * 0 - success
1297 * -1 - failure
1298 */
1299 int boot_get_cmdline(struct lmb *lmb, ulong *cmd_start, ulong *cmd_end)
1300 {
1301 char *cmdline;
1302 char *s;
1303
1304 cmdline = (char *)(ulong)lmb_alloc_base(lmb, CONFIG_SYS_BARGSIZE, 0xf,
1305 getenv_bootm_mapsize() + getenv_bootm_low());
1306
1307 if (cmdline == NULL)
1308 return -1;
1309
1310 if ((s = getenv("bootargs")) == NULL)
1311 s = "";
1312
1313 strcpy(cmdline, s);
1314
1315 *cmd_start = (ulong) & cmdline[0];
1316 *cmd_end = *cmd_start + strlen(cmdline);
1317
1318 debug("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end);
1319
1320 return 0;
1321 }
1322 #endif /* CONFIG_SYS_BOOT_GET_CMDLINE */
1323
1324 #ifdef CONFIG_SYS_BOOT_GET_KBD
1325 /**
1326 * boot_get_kbd - allocate and initialize kernel copy of board info
1327 * @lmb: pointer to lmb handle, will be used for memory mgmt
1328 * @kbd: double pointer to board info data
1329 *
1330 * boot_get_kbd() allocates space for kernel copy of board info data below
1331 * BOOTMAPSZ + getenv_bootm_low() address and kernel board info is initialized
1332 * with the current u-boot board info data.
1333 *
1334 * returns:
1335 * 0 - success
1336 * -1 - failure
1337 */
1338 int boot_get_kbd(struct lmb *lmb, bd_t **kbd)
1339 {
1340 *kbd = (bd_t *)(ulong)lmb_alloc_base(lmb, sizeof(bd_t), 0xf,
1341 getenv_bootm_mapsize() + getenv_bootm_low());
1342 if (*kbd == NULL)
1343 return -1;
1344
1345 **kbd = *(gd->bd);
1346
1347 debug("## kernel board info at 0x%08lx\n", (ulong)*kbd);
1348
1349 #if defined(DEBUG) && defined(CONFIG_CMD_BDI)
1350 do_bdinfo(NULL, 0, 0, NULL);
1351 #endif
1352
1353 return 0;
1354 }
1355 #endif /* CONFIG_SYS_BOOT_GET_KBD */
1356
1357 #ifdef CONFIG_LMB
1358 int image_setup_linux(bootm_headers_t *images)
1359 {
1360 ulong of_size = images->ft_len;
1361 char **of_flat_tree = &images->ft_addr;
1362 ulong *initrd_start = &images->initrd_start;
1363 ulong *initrd_end = &images->initrd_end;
1364 struct lmb *lmb = &images->lmb;
1365 ulong rd_len;
1366 int ret;
1367
1368 if (IMAGE_ENABLE_OF_LIBFDT)
1369 boot_fdt_add_mem_rsv_regions(lmb, *of_flat_tree);
1370
1371 if (IMAGE_BOOT_GET_CMDLINE) {
1372 ret = boot_get_cmdline(lmb, &images->cmdline_start,
1373 &images->cmdline_end);
1374 if (ret) {
1375 puts("ERROR with allocation of cmdline\n");
1376 return ret;
1377 }
1378 }
1379 if (IMAGE_ENABLE_RAMDISK_HIGH) {
1380 rd_len = images->rd_end - images->rd_start;
1381 ret = boot_ramdisk_high(lmb, images->rd_start, rd_len,
1382 initrd_start, initrd_end);
1383 if (ret)
1384 return ret;
1385 }
1386
1387 if (IMAGE_ENABLE_OF_LIBFDT) {
1388 ret = boot_relocate_fdt(lmb, of_flat_tree, &of_size);
1389 if (ret)
1390 return ret;
1391 }
1392
1393 if (IMAGE_ENABLE_OF_LIBFDT && of_size) {
1394 ret = image_setup_libfdt(images, *of_flat_tree, of_size, lmb);
1395 if (ret)
1396 return ret;
1397 }
1398
1399 return 0;
1400 }
1401 #endif /* CONFIG_LMB */
1402 #endif /* !USE_HOSTCC */
"Das U-Boot" Source Tree