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1 | /* | |
2 | * (C) Copyright 2008 Semihalf | |
3 | * | |
4 | * (C) Copyright 2000-2006 | |
5 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. | |
6 | * | |
7 | * See file CREDITS for list of people who contributed to this | |
8 | * project. | |
9 | * | |
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. | |
14 | * | |
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. | |
19 | * | |
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, | |
23 | * MA 02111-1307 USA | |
24 | */ | |
25 | ||
26 | #ifndef USE_HOSTCC | |
27 | #include <common.h> | |
28 | #include <watchdog.h> | |
29 | ||
30 | #ifdef CONFIG_SHOW_BOOT_PROGRESS | |
31 | #include <status_led.h> | |
32 | #endif | |
33 | ||
34 | #ifdef CONFIG_HAS_DATAFLASH | |
35 | #include <dataflash.h> | |
36 | #endif | |
37 | ||
38 | #if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) | |
39 | #include <rtc.h> | |
40 | #endif | |
41 | ||
42 | #include <image.h> | |
43 | ||
44 | #if defined(CONFIG_FIT) || defined (CONFIG_OF_LIBFDT) | |
45 | #include <fdt.h> | |
46 | #include <libfdt.h> | |
47 | #include <fdt_support.h> | |
48 | #endif | |
49 | ||
50 | #if defined(CONFIG_FIT) | |
51 | #include <u-boot/md5.h> | |
52 | #include <sha1.h> | |
53 | ||
54 | static int fit_check_ramdisk (const void *fit, int os_noffset, | |
55 | uint8_t arch, int verify); | |
56 | #endif | |
57 | ||
58 | #ifdef CONFIG_CMD_BDI | |
59 | extern int do_bdinfo(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); | |
60 | #endif | |
61 | ||
62 | DECLARE_GLOBAL_DATA_PTR; | |
63 | ||
64 | static image_header_t* image_get_ramdisk (ulong rd_addr, uint8_t arch, | |
65 | int verify); | |
66 | #else | |
67 | #include "mkimage.h" | |
68 | #include <u-boot/md5.h> | |
69 | #include <time.h> | |
70 | #include <image.h> | |
71 | #endif /* !USE_HOSTCC*/ | |
72 | ||
73 | typedef struct table_entry { | |
74 | int id; /* as defined in image.h */ | |
75 | char *sname; /* short (input) name */ | |
76 | char *lname; /* long (output) name */ | |
77 | } table_entry_t; | |
78 | ||
79 | static table_entry_t uimage_arch[] = { | |
80 | { IH_ARCH_INVALID, NULL, "Invalid ARCH", }, | |
81 | { IH_ARCH_ALPHA, "alpha", "Alpha", }, | |
82 | { IH_ARCH_ARM, "arm", "ARM", }, | |
83 | { IH_ARCH_I386, "x86", "Intel x86", }, | |
84 | { IH_ARCH_IA64, "ia64", "IA64", }, | |
85 | { IH_ARCH_M68K, "m68k", "M68K", }, | |
86 | { IH_ARCH_MICROBLAZE, "microblaze", "MicroBlaze", }, | |
87 | { IH_ARCH_MIPS, "mips", "MIPS", }, | |
88 | { IH_ARCH_MIPS64, "mips64", "MIPS 64 Bit", }, | |
89 | { IH_ARCH_NIOS, "nios", "NIOS", }, | |
90 | { IH_ARCH_NIOS2, "nios2", "NIOS II", }, | |
91 | { IH_ARCH_PPC, "powerpc", "PowerPC", }, | |
92 | { IH_ARCH_PPC, "ppc", "PowerPC", }, | |
93 | { IH_ARCH_S390, "s390", "IBM S390", }, | |
94 | { IH_ARCH_SH, "sh", "SuperH", }, | |
95 | { IH_ARCH_SPARC, "sparc", "SPARC", }, | |
96 | { IH_ARCH_SPARC64, "sparc64", "SPARC 64 Bit", }, | |
97 | { IH_ARCH_BLACKFIN, "blackfin", "Blackfin", }, | |
98 | { IH_ARCH_AVR32, "avr32", "AVR32", }, | |
99 | { -1, "", "", }, | |
100 | }; | |
101 | ||
102 | static table_entry_t uimage_os[] = { | |
103 | { IH_OS_INVALID, NULL, "Invalid OS", }, | |
104 | #if defined(CONFIG_ARTOS) || defined(USE_HOSTCC) | |
105 | { IH_OS_ARTOS, "artos", "ARTOS", }, | |
106 | #endif | |
107 | { IH_OS_LINUX, "linux", "Linux", }, | |
108 | #if defined(CONFIG_LYNXKDI) || defined(USE_HOSTCC) | |
109 | { IH_OS_LYNXOS, "lynxos", "LynxOS", }, | |
110 | #endif | |
111 | { IH_OS_NETBSD, "netbsd", "NetBSD", }, | |
112 | { IH_OS_RTEMS, "rtems", "RTEMS", }, | |
113 | { IH_OS_U_BOOT, "u-boot", "U-Boot", }, | |
114 | #if defined(CONFIG_CMD_ELF) || defined(USE_HOSTCC) | |
115 | { IH_OS_QNX, "qnx", "QNX", }, | |
116 | { IH_OS_VXWORKS, "vxworks", "VxWorks", }, | |
117 | #endif | |
118 | #ifdef USE_HOSTCC | |
119 | { IH_OS_4_4BSD, "4_4bsd", "4_4BSD", }, | |
120 | { IH_OS_DELL, "dell", "Dell", }, | |
121 | { IH_OS_ESIX, "esix", "Esix", }, | |
122 | { IH_OS_FREEBSD, "freebsd", "FreeBSD", }, | |
123 | { IH_OS_IRIX, "irix", "Irix", }, | |
124 | { IH_OS_NCR, "ncr", "NCR", }, | |
125 | { IH_OS_OPENBSD, "openbsd", "OpenBSD", }, | |
126 | { IH_OS_PSOS, "psos", "pSOS", }, | |
127 | { IH_OS_SCO, "sco", "SCO", }, | |
128 | { IH_OS_SOLARIS, "solaris", "Solaris", }, | |
129 | { IH_OS_SVR4, "svr4", "SVR4", }, | |
130 | #endif | |
131 | { -1, "", "", }, | |
132 | }; | |
133 | ||
134 | static table_entry_t uimage_type[] = { | |
135 | { IH_TYPE_INVALID, NULL, "Invalid Image", }, | |
136 | { IH_TYPE_FILESYSTEM, "filesystem", "Filesystem Image", }, | |
137 | { IH_TYPE_FIRMWARE, "firmware", "Firmware", }, | |
138 | { IH_TYPE_KERNEL, "kernel", "Kernel Image", }, | |
139 | { IH_TYPE_MULTI, "multi", "Multi-File Image", }, | |
140 | { IH_TYPE_RAMDISK, "ramdisk", "RAMDisk Image", }, | |
141 | { IH_TYPE_SCRIPT, "script", "Script", }, | |
142 | { IH_TYPE_STANDALONE, "standalone", "Standalone Program", }, | |
143 | { IH_TYPE_FLATDT, "flat_dt", "Flat Device Tree", }, | |
144 | { -1, "", "", }, | |
145 | }; | |
146 | ||
147 | static table_entry_t uimage_comp[] = { | |
148 | { IH_COMP_NONE, "none", "uncompressed", }, | |
149 | { IH_COMP_BZIP2, "bzip2", "bzip2 compressed", }, | |
150 | { IH_COMP_GZIP, "gzip", "gzip compressed", }, | |
151 | { -1, "", "", }, | |
152 | }; | |
153 | ||
154 | uint32_t crc32 (uint32_t, const unsigned char *, uint); | |
155 | uint32_t crc32_wd (uint32_t, const unsigned char *, uint, uint); | |
156 | static void genimg_print_size (uint32_t size); | |
157 | #if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC) | |
158 | static void genimg_print_time (time_t timestamp); | |
159 | #endif | |
160 | ||
161 | /*****************************************************************************/ | |
162 | /* Legacy format routines */ | |
163 | /*****************************************************************************/ | |
164 | int image_check_hcrc (image_header_t *hdr) | |
165 | { | |
166 | ulong hcrc; | |
167 | ulong len = image_get_header_size (); | |
168 | image_header_t header; | |
169 | ||
170 | /* Copy header so we can blank CRC field for re-calculation */ | |
171 | memmove (&header, (char *)hdr, image_get_header_size ()); | |
172 | image_set_hcrc (&header, 0); | |
173 | ||
174 | hcrc = crc32 (0, (unsigned char *)&header, len); | |
175 | ||
176 | return (hcrc == image_get_hcrc (hdr)); | |
177 | } | |
178 | ||
179 | int image_check_dcrc (image_header_t *hdr) | |
180 | { | |
181 | ulong data = image_get_data (hdr); | |
182 | ulong len = image_get_data_size (hdr); | |
183 | ulong dcrc = crc32_wd (0, (unsigned char *)data, len, CHUNKSZ_CRC32); | |
184 | ||
185 | return (dcrc == image_get_dcrc (hdr)); | |
186 | } | |
187 | ||
188 | ||
189 | /** | |
190 | * image_multi_count - get component (sub-image) count | |
191 | * @hdr: pointer to the header of the multi component image | |
192 | * | |
193 | * image_multi_count() returns number of components in a multi | |
194 | * component image. | |
195 | * | |
196 | * Note: no checking of the image type is done, caller must pass | |
197 | * a valid multi component image. | |
198 | * | |
199 | * returns: | |
200 | * number of components | |
201 | */ | |
202 | ulong image_multi_count (image_header_t *hdr) | |
203 | { | |
204 | ulong i, count = 0; | |
205 | uint32_t *size; | |
206 | ||
207 | /* get start of the image payload, which in case of multi | |
208 | * component images that points to a table of component sizes */ | |
209 | size = (uint32_t *)image_get_data (hdr); | |
210 | ||
211 | /* count non empty slots */ | |
212 | for (i = 0; size[i]; ++i) | |
213 | count++; | |
214 | ||
215 | return count; | |
216 | } | |
217 | ||
218 | /** | |
219 | * image_multi_getimg - get component data address and size | |
220 | * @hdr: pointer to the header of the multi component image | |
221 | * @idx: index of the requested component | |
222 | * @data: pointer to a ulong variable, will hold component data address | |
223 | * @len: pointer to a ulong variable, will hold component size | |
224 | * | |
225 | * image_multi_getimg() returns size and data address for the requested | |
226 | * component in a multi component image. | |
227 | * | |
228 | * Note: no checking of the image type is done, caller must pass | |
229 | * a valid multi component image. | |
230 | * | |
231 | * returns: | |
232 | * data address and size of the component, if idx is valid | |
233 | * 0 in data and len, if idx is out of range | |
234 | */ | |
235 | void image_multi_getimg (image_header_t *hdr, ulong idx, | |
236 | ulong *data, ulong *len) | |
237 | { | |
238 | int i; | |
239 | uint32_t *size; | |
240 | ulong offset, count, img_data; | |
241 | ||
242 | /* get number of component */ | |
243 | count = image_multi_count (hdr); | |
244 | ||
245 | /* get start of the image payload, which in case of multi | |
246 | * component images that points to a table of component sizes */ | |
247 | size = (uint32_t *)image_get_data (hdr); | |
248 | ||
249 | /* get address of the proper component data start, which means | |
250 | * skipping sizes table (add 1 for last, null entry) */ | |
251 | img_data = image_get_data (hdr) + (count + 1) * sizeof (uint32_t); | |
252 | ||
253 | if (idx < count) { | |
254 | *len = uimage_to_cpu (size[idx]); | |
255 | offset = 0; | |
256 | ||
257 | /* go over all indices preceding requested component idx */ | |
258 | for (i = 0; i < idx; i++) { | |
259 | /* add up i-th component size, rounding up to 4 bytes */ | |
260 | offset += (uimage_to_cpu (size[i]) + 3) & ~3 ; | |
261 | } | |
262 | ||
263 | /* calculate idx-th component data address */ | |
264 | *data = img_data + offset; | |
265 | } else { | |
266 | *len = 0; | |
267 | *data = 0; | |
268 | } | |
269 | } | |
270 | ||
271 | static void image_print_type (image_header_t *hdr) | |
272 | { | |
273 | const char *os, *arch, *type, *comp; | |
274 | ||
275 | os = genimg_get_os_name (image_get_os (hdr)); | |
276 | arch = genimg_get_arch_name (image_get_arch (hdr)); | |
277 | type = genimg_get_type_name (image_get_type (hdr)); | |
278 | comp = genimg_get_comp_name (image_get_comp (hdr)); | |
279 | ||
280 | printf ("%s %s %s (%s)\n", arch, os, type, comp); | |
281 | } | |
282 | ||
283 | /** | |
284 | * image_print_contents - prints out the contents of the legacy format image | |
285 | * @hdr: pointer to the legacy format image header | |
286 | * @p: pointer to prefix string | |
287 | * | |
288 | * image_print_contents() formats a multi line legacy image contents description. | |
289 | * The routine prints out all header fields followed by the size/offset data | |
290 | * for MULTI/SCRIPT images. | |
291 | * | |
292 | * returns: | |
293 | * no returned results | |
294 | */ | |
295 | void image_print_contents (image_header_t *hdr) | |
296 | { | |
297 | const char *p; | |
298 | ||
299 | #ifdef USE_HOSTCC | |
300 | p = ""; | |
301 | #else | |
302 | p = " "; | |
303 | #endif | |
304 | ||
305 | printf ("%sImage Name: %.*s\n", p, IH_NMLEN, image_get_name (hdr)); | |
306 | #if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC) | |
307 | printf ("%sCreated: ", p); | |
308 | genimg_print_time ((time_t)image_get_time (hdr)); | |
309 | #endif | |
310 | printf ("%sImage Type: ", p); | |
311 | image_print_type (hdr); | |
312 | printf ("%sData Size: ", p); | |
313 | genimg_print_size (image_get_data_size (hdr)); | |
314 | printf ("%sLoad Address: %08x\n", p, image_get_load (hdr)); | |
315 | printf ("%sEntry Point: %08x\n", p, image_get_ep (hdr)); | |
316 | ||
317 | if (image_check_type (hdr, IH_TYPE_MULTI) || | |
318 | image_check_type (hdr, IH_TYPE_SCRIPT)) { | |
319 | int i; | |
320 | ulong data, len; | |
321 | ulong count = image_multi_count (hdr); | |
322 | ||
323 | printf ("%sContents:\n", p); | |
324 | for (i = 0; i < count; i++) { | |
325 | image_multi_getimg (hdr, i, &data, &len); | |
326 | ||
327 | printf ("%s Image %d: ", p, i); | |
328 | genimg_print_size (len); | |
329 | ||
330 | if (image_check_type (hdr, IH_TYPE_SCRIPT) && i > 0) { | |
331 | /* | |
332 | * the user may need to know offsets | |
333 | * if planning to do something with | |
334 | * multiple files | |
335 | */ | |
336 | printf ("%s Offset = 0x%08lx\n", p, data); | |
337 | } | |
338 | } | |
339 | } | |
340 | } | |
341 | ||
342 | ||
343 | #ifndef USE_HOSTCC | |
344 | /** | |
345 | * image_get_ramdisk - get and verify ramdisk image | |
346 | * @rd_addr: ramdisk image start address | |
347 | * @arch: expected ramdisk architecture | |
348 | * @verify: checksum verification flag | |
349 | * | |
350 | * image_get_ramdisk() returns a pointer to the verified ramdisk image | |
351 | * header. Routine receives image start address and expected architecture | |
352 | * flag. Verification done covers data and header integrity and os/type/arch | |
353 | * fields checking. | |
354 | * | |
355 | * If dataflash support is enabled routine checks for dataflash addresses | |
356 | * and handles required dataflash reads. | |
357 | * | |
358 | * returns: | |
359 | * pointer to a ramdisk image header, if image was found and valid | |
360 | * otherwise, return NULL | |
361 | */ | |
362 | static image_header_t* image_get_ramdisk (ulong rd_addr, uint8_t arch, | |
363 | int verify) | |
364 | { | |
365 | image_header_t *rd_hdr = (image_header_t *)rd_addr; | |
366 | ||
367 | if (!image_check_magic (rd_hdr)) { | |
368 | puts ("Bad Magic Number\n"); | |
369 | show_boot_progress (-10); | |
370 | return NULL; | |
371 | } | |
372 | ||
373 | if (!image_check_hcrc (rd_hdr)) { | |
374 | puts ("Bad Header Checksum\n"); | |
375 | show_boot_progress (-11); | |
376 | return NULL; | |
377 | } | |
378 | ||
379 | show_boot_progress (10); | |
380 | image_print_contents (rd_hdr); | |
381 | ||
382 | if (verify) { | |
383 | puts(" Verifying Checksum ... "); | |
384 | if (!image_check_dcrc (rd_hdr)) { | |
385 | puts ("Bad Data CRC\n"); | |
386 | show_boot_progress (-12); | |
387 | return NULL; | |
388 | } | |
389 | puts("OK\n"); | |
390 | } | |
391 | ||
392 | show_boot_progress (11); | |
393 | ||
394 | if (!image_check_os (rd_hdr, IH_OS_LINUX) || | |
395 | !image_check_arch (rd_hdr, arch) || | |
396 | !image_check_type (rd_hdr, IH_TYPE_RAMDISK)) { | |
397 | printf ("No Linux %s Ramdisk Image\n", | |
398 | genimg_get_arch_name(arch)); | |
399 | show_boot_progress (-13); | |
400 | return NULL; | |
401 | } | |
402 | ||
403 | return rd_hdr; | |
404 | } | |
405 | #endif /* !USE_HOSTCC */ | |
406 | ||
407 | /*****************************************************************************/ | |
408 | /* Shared dual-format routines */ | |
409 | /*****************************************************************************/ | |
410 | #ifndef USE_HOSTCC | |
411 | int getenv_yesno (char *var) | |
412 | { | |
413 | char *s = getenv (var); | |
414 | return (s && (*s == 'n')) ? 0 : 1; | |
415 | } | |
416 | ||
417 | ulong getenv_bootm_low(void) | |
418 | { | |
419 | char *s = getenv ("bootm_low"); | |
420 | if (s) { | |
421 | ulong tmp = simple_strtoul (s, NULL, 16); | |
422 | return tmp; | |
423 | } | |
424 | ||
425 | #if defined(CFG_SDRAM_BASE) | |
426 | return CFG_SDRAM_BASE; | |
427 | #elif defined(CONFIG_ARM) | |
428 | return gd->bd->bi_dram[0].start; | |
429 | #else | |
430 | return 0; | |
431 | #endif | |
432 | } | |
433 | ||
434 | ulong getenv_bootm_size(void) | |
435 | { | |
436 | char *s = getenv ("bootm_size"); | |
437 | if (s) { | |
438 | ulong tmp = simple_strtoul (s, NULL, 16); | |
439 | return tmp; | |
440 | } | |
441 | ||
442 | #if defined(CONFIG_ARM) | |
443 | return gd->bd->bi_dram[0].size; | |
444 | #else | |
445 | return gd->bd->bi_memsize; | |
446 | #endif | |
447 | } | |
448 | ||
449 | void memmove_wd (void *to, void *from, size_t len, ulong chunksz) | |
450 | { | |
451 | #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG) | |
452 | while (len > 0) { | |
453 | size_t tail = (len > chunksz) ? chunksz : len; | |
454 | WATCHDOG_RESET (); | |
455 | memmove (to, from, tail); | |
456 | to += tail; | |
457 | from += tail; | |
458 | len -= tail; | |
459 | } | |
460 | #else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */ | |
461 | memmove (to, from, len); | |
462 | #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */ | |
463 | } | |
464 | #endif /* !USE_HOSTCC */ | |
465 | ||
466 | static void genimg_print_size (uint32_t size) | |
467 | { | |
468 | #ifndef USE_HOSTCC | |
469 | printf ("%d Bytes = ", size); | |
470 | print_size (size, "\n"); | |
471 | #else | |
472 | printf ("%d Bytes = %.2f kB = %.2f MB\n", | |
473 | size, (double)size / 1.024e3, | |
474 | (double)size / 1.048576e6); | |
475 | #endif | |
476 | } | |
477 | ||
478 | #if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC) | |
479 | static void genimg_print_time (time_t timestamp) | |
480 | { | |
481 | #ifndef USE_HOSTCC | |
482 | struct rtc_time tm; | |
483 | ||
484 | to_tm (timestamp, &tm); | |
485 | printf ("%4d-%02d-%02d %2d:%02d:%02d UTC\n", | |
486 | tm.tm_year, tm.tm_mon, tm.tm_mday, | |
487 | tm.tm_hour, tm.tm_min, tm.tm_sec); | |
488 | #else | |
489 | printf ("%s", ctime(×tamp)); | |
490 | #endif | |
491 | } | |
492 | #endif /* CONFIG_TIMESTAMP || CONFIG_CMD_DATE || USE_HOSTCC */ | |
493 | ||
494 | /** | |
495 | * get_table_entry_name - translate entry id to long name | |
496 | * @table: pointer to a translation table for entries of a specific type | |
497 | * @msg: message to be returned when translation fails | |
498 | * @id: entry id to be translated | |
499 | * | |
500 | * get_table_entry_name() will go over translation table trying to find | |
501 | * entry that matches given id. If matching entry is found, its long | |
502 | * name is returned to the caller. | |
503 | * | |
504 | * returns: | |
505 | * long entry name if translation succeeds | |
506 | * msg otherwise | |
507 | */ | |
508 | static char *get_table_entry_name (table_entry_t *table, char *msg, int id) | |
509 | { | |
510 | for (; table->id >= 0; ++table) { | |
511 | if (table->id == id) | |
512 | return (table->lname); | |
513 | } | |
514 | return (msg); | |
515 | } | |
516 | ||
517 | const char *genimg_get_os_name (uint8_t os) | |
518 | { | |
519 | return (get_table_entry_name (uimage_os, "Unknown OS", os)); | |
520 | } | |
521 | ||
522 | const char *genimg_get_arch_name (uint8_t arch) | |
523 | { | |
524 | return (get_table_entry_name (uimage_arch, "Unknown Architecture", arch)); | |
525 | } | |
526 | ||
527 | const char *genimg_get_type_name (uint8_t type) | |
528 | { | |
529 | return (get_table_entry_name (uimage_type, "Unknown Image", type)); | |
530 | } | |
531 | ||
532 | const char *genimg_get_comp_name (uint8_t comp) | |
533 | { | |
534 | return (get_table_entry_name (uimage_comp, "Unknown Compression", comp)); | |
535 | } | |
536 | ||
537 | /** | |
538 | * get_table_entry_id - translate short entry name to id | |
539 | * @table: pointer to a translation table for entries of a specific type | |
540 | * @table_name: to be used in case of error | |
541 | * @name: entry short name to be translated | |
542 | * | |
543 | * get_table_entry_id() will go over translation table trying to find | |
544 | * entry that matches given short name. If matching entry is found, | |
545 | * its id returned to the caller. | |
546 | * | |
547 | * returns: | |
548 | * entry id if translation succeeds | |
549 | * -1 otherwise | |
550 | */ | |
551 | static int get_table_entry_id (table_entry_t *table, | |
552 | const char *table_name, const char *name) | |
553 | { | |
554 | table_entry_t *t; | |
555 | #ifdef USE_HOSTCC | |
556 | int first = 1; | |
557 | ||
558 | for (t = table; t->id >= 0; ++t) { | |
559 | if (t->sname && strcasecmp(t->sname, name) == 0) | |
560 | return (t->id); | |
561 | } | |
562 | ||
563 | fprintf (stderr, "\nInvalid %s Type - valid names are", table_name); | |
564 | for (t = table; t->id >= 0; ++t) { | |
565 | if (t->sname == NULL) | |
566 | continue; | |
567 | fprintf (stderr, "%c %s", (first) ? ':' : ',', t->sname); | |
568 | first = 0; | |
569 | } | |
570 | fprintf (stderr, "\n"); | |
571 | #else | |
572 | for (t = table; t->id >= 0; ++t) { | |
573 | if (t->sname && strcmp(t->sname, name) == 0) | |
574 | return (t->id); | |
575 | } | |
576 | debug ("Invalid %s Type: %s\n", table_name, name); | |
577 | #endif /* USE_HOSTCC */ | |
578 | return (-1); | |
579 | } | |
580 | ||
581 | int genimg_get_os_id (const char *name) | |
582 | { | |
583 | return (get_table_entry_id (uimage_os, "OS", name)); | |
584 | } | |
585 | ||
586 | int genimg_get_arch_id (const char *name) | |
587 | { | |
588 | return (get_table_entry_id (uimage_arch, "CPU", name)); | |
589 | } | |
590 | ||
591 | int genimg_get_type_id (const char *name) | |
592 | { | |
593 | return (get_table_entry_id (uimage_type, "Image", name)); | |
594 | } | |
595 | ||
596 | int genimg_get_comp_id (const char *name) | |
597 | { | |
598 | return (get_table_entry_id (uimage_comp, "Compression", name)); | |
599 | } | |
600 | ||
601 | #ifndef USE_HOSTCC | |
602 | /** | |
603 | * genimg_get_format - get image format type | |
604 | * @img_addr: image start address | |
605 | * | |
606 | * genimg_get_format() checks whether provided address points to a valid | |
607 | * legacy or FIT image. | |
608 | * | |
609 | * New uImage format and FDT blob are based on a libfdt. FDT blob | |
610 | * may be passed directly or embedded in a FIT image. In both situations | |
611 | * genimg_get_format() must be able to dectect libfdt header. | |
612 | * | |
613 | * returns: | |
614 | * image format type or IMAGE_FORMAT_INVALID if no image is present | |
615 | */ | |
616 | int genimg_get_format (void *img_addr) | |
617 | { | |
618 | ulong format = IMAGE_FORMAT_INVALID; | |
619 | image_header_t *hdr; | |
620 | #if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT) | |
621 | char *fit_hdr; | |
622 | #endif | |
623 | ||
624 | hdr = (image_header_t *)img_addr; | |
625 | if (image_check_magic(hdr)) | |
626 | format = IMAGE_FORMAT_LEGACY; | |
627 | #if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT) | |
628 | else { | |
629 | fit_hdr = (char *)img_addr; | |
630 | if (fdt_check_header (fit_hdr) == 0) | |
631 | format = IMAGE_FORMAT_FIT; | |
632 | } | |
633 | #endif | |
634 | ||
635 | return format; | |
636 | } | |
637 | ||
638 | /** | |
639 | * genimg_get_image - get image from special storage (if necessary) | |
640 | * @img_addr: image start address | |
641 | * | |
642 | * genimg_get_image() checks if provided image start adddress is located | |
643 | * in a dataflash storage. If so, image is moved to a system RAM memory. | |
644 | * | |
645 | * returns: | |
646 | * image start address after possible relocation from special storage | |
647 | */ | |
648 | ulong genimg_get_image (ulong img_addr) | |
649 | { | |
650 | ulong ram_addr = img_addr; | |
651 | ||
652 | #ifdef CONFIG_HAS_DATAFLASH | |
653 | ulong h_size, d_size; | |
654 | ||
655 | if (addr_dataflash (img_addr)){ | |
656 | /* ger RAM address */ | |
657 | ram_addr = CFG_LOAD_ADDR; | |
658 | ||
659 | /* get header size */ | |
660 | h_size = image_get_header_size (); | |
661 | #if defined(CONFIG_FIT) | |
662 | if (sizeof(struct fdt_header) > h_size) | |
663 | h_size = sizeof(struct fdt_header); | |
664 | #endif | |
665 | ||
666 | /* read in header */ | |
667 | debug (" Reading image header from dataflash address " | |
668 | "%08lx to RAM address %08lx\n", img_addr, ram_addr); | |
669 | ||
670 | read_dataflash (img_addr, h_size, (char *)ram_addr); | |
671 | ||
672 | /* get data size */ | |
673 | switch (genimg_get_format ((void *)ram_addr)) { | |
674 | case IMAGE_FORMAT_LEGACY: | |
675 | d_size = image_get_data_size ((image_header_t *)ram_addr); | |
676 | debug (" Legacy format image found at 0x%08lx, size 0x%08lx\n", | |
677 | ram_addr, d_size); | |
678 | break; | |
679 | #if defined(CONFIG_FIT) | |
680 | case IMAGE_FORMAT_FIT: | |
681 | d_size = fit_get_size ((const void *)ram_addr) - h_size; | |
682 | debug (" FIT/FDT format image found at 0x%08lx, size 0x%08lx\n", | |
683 | ram_addr, d_size); | |
684 | break; | |
685 | #endif | |
686 | default: | |
687 | printf (" No valid image found at 0x%08lx\n", img_addr); | |
688 | return ram_addr; | |
689 | } | |
690 | ||
691 | /* read in image data */ | |
692 | debug (" Reading image remaining data from dataflash address " | |
693 | "%08lx to RAM address %08lx\n", img_addr + h_size, | |
694 | ram_addr + h_size); | |
695 | ||
696 | read_dataflash (img_addr + h_size, d_size, | |
697 | (char *)(ram_addr + h_size)); | |
698 | ||
699 | } | |
700 | #endif /* CONFIG_HAS_DATAFLASH */ | |
701 | ||
702 | return ram_addr; | |
703 | } | |
704 | ||
705 | /** | |
706 | * fit_has_config - check if there is a valid FIT configuration | |
707 | * @images: pointer to the bootm command headers structure | |
708 | * | |
709 | * fit_has_config() checks if there is a FIT configuration in use | |
710 | * (if FTI support is present). | |
711 | * | |
712 | * returns: | |
713 | * 0, no FIT support or no configuration found | |
714 | * 1, configuration found | |
715 | */ | |
716 | int genimg_has_config (bootm_headers_t *images) | |
717 | { | |
718 | #if defined(CONFIG_FIT) | |
719 | if (images->fit_uname_cfg) | |
720 | return 1; | |
721 | #endif | |
722 | return 0; | |
723 | } | |
724 | ||
725 | /** | |
726 | * boot_get_ramdisk - main ramdisk handling routine | |
727 | * @argc: command argument count | |
728 | * @argv: command argument list | |
729 | * @images: pointer to the bootm images structure | |
730 | * @arch: expected ramdisk architecture | |
731 | * @rd_start: pointer to a ulong variable, will hold ramdisk start address | |
732 | * @rd_end: pointer to a ulong variable, will hold ramdisk end | |
733 | * | |
734 | * boot_get_ramdisk() is responsible for finding a valid ramdisk image. | |
735 | * Curently supported are the following ramdisk sources: | |
736 | * - multicomponent kernel/ramdisk image, | |
737 | * - commandline provided address of decicated ramdisk image. | |
738 | * | |
739 | * returns: | |
740 | * 0, if ramdisk image was found and valid, or skiped | |
741 | * rd_start and rd_end are set to ramdisk start/end addresses if | |
742 | * ramdisk image is found and valid | |
743 | * | |
744 | * 1, if ramdisk image is found but corrupted | |
745 | * rd_start and rd_end are set to 0 if no ramdisk exists | |
746 | */ | |
747 | int boot_get_ramdisk (int argc, char *argv[], bootm_headers_t *images, | |
748 | uint8_t arch, ulong *rd_start, ulong *rd_end) | |
749 | { | |
750 | ulong rd_addr, rd_load; | |
751 | ulong rd_data, rd_len; | |
752 | image_header_t *rd_hdr; | |
753 | #if defined(CONFIG_FIT) | |
754 | void *fit_hdr; | |
755 | const char *fit_uname_config = NULL; | |
756 | const char *fit_uname_ramdisk = NULL; | |
757 | ulong default_addr; | |
758 | int rd_noffset; | |
759 | int cfg_noffset; | |
760 | const void *data; | |
761 | size_t size; | |
762 | #endif | |
763 | ||
764 | *rd_start = 0; | |
765 | *rd_end = 0; | |
766 | ||
767 | /* | |
768 | * Look for a '-' which indicates to ignore the | |
769 | * ramdisk argument | |
770 | */ | |
771 | if ((argc >= 3) && (strcmp(argv[2], "-") == 0)) { | |
772 | debug ("## Skipping init Ramdisk\n"); | |
773 | rd_len = rd_data = 0; | |
774 | } else if (argc >= 3 || genimg_has_config (images)) { | |
775 | #if defined(CONFIG_FIT) | |
776 | if (argc >= 3) { | |
777 | /* | |
778 | * If the init ramdisk comes from the FIT image and | |
779 | * the FIT image address is omitted in the command | |
780 | * line argument, try to use os FIT image address or | |
781 | * default load address. | |
782 | */ | |
783 | if (images->fit_uname_os) | |
784 | default_addr = (ulong)images->fit_hdr_os; | |
785 | else | |
786 | default_addr = load_addr; | |
787 | ||
788 | if (fit_parse_conf (argv[2], default_addr, | |
789 | &rd_addr, &fit_uname_config)) { | |
790 | debug ("* ramdisk: config '%s' from image at 0x%08lx\n", | |
791 | fit_uname_config, rd_addr); | |
792 | } else if (fit_parse_subimage (argv[2], default_addr, | |
793 | &rd_addr, &fit_uname_ramdisk)) { | |
794 | debug ("* ramdisk: subimage '%s' from image at 0x%08lx\n", | |
795 | fit_uname_ramdisk, rd_addr); | |
796 | } else | |
797 | #endif | |
798 | { | |
799 | rd_addr = simple_strtoul(argv[2], NULL, 16); | |
800 | debug ("* ramdisk: cmdline image address = 0x%08lx\n", | |
801 | rd_addr); | |
802 | } | |
803 | #if defined(CONFIG_FIT) | |
804 | } else { | |
805 | /* use FIT configuration provided in first bootm | |
806 | * command argument | |
807 | */ | |
808 | rd_addr = (ulong)images->fit_hdr_os; | |
809 | fit_uname_config = images->fit_uname_cfg; | |
810 | debug ("* ramdisk: using config '%s' from image at 0x%08lx\n", | |
811 | fit_uname_config, rd_addr); | |
812 | ||
813 | /* | |
814 | * Check whether configuration has ramdisk defined, | |
815 | * if not, don't try to use it, quit silently. | |
816 | */ | |
817 | fit_hdr = (void *)rd_addr; | |
818 | cfg_noffset = fit_conf_get_node (fit_hdr, fit_uname_config); | |
819 | if (cfg_noffset < 0) { | |
820 | debug ("* ramdisk: no such config\n"); | |
821 | return 0; | |
822 | } | |
823 | ||
824 | rd_noffset = fit_conf_get_ramdisk_node (fit_hdr, cfg_noffset); | |
825 | if (rd_noffset < 0) { | |
826 | debug ("* ramdisk: no ramdisk in config\n"); | |
827 | return 0; | |
828 | } | |
829 | } | |
830 | #endif | |
831 | ||
832 | /* copy from dataflash if needed */ | |
833 | rd_addr = genimg_get_image (rd_addr); | |
834 | ||
835 | /* | |
836 | * Check if there is an initrd image at the | |
837 | * address provided in the second bootm argument | |
838 | * check image type, for FIT images get FIT node. | |
839 | */ | |
840 | switch (genimg_get_format ((void *)rd_addr)) { | |
841 | case IMAGE_FORMAT_LEGACY: | |
842 | printf ("## Loading init Ramdisk from Legacy " | |
843 | "Image at %08lx ...\n", rd_addr); | |
844 | ||
845 | show_boot_progress (9); | |
846 | rd_hdr = image_get_ramdisk (rd_addr, arch, | |
847 | images->verify); | |
848 | ||
849 | if (rd_hdr == NULL) | |
850 | return 1; | |
851 | ||
852 | rd_data = image_get_data (rd_hdr); | |
853 | rd_len = image_get_data_size (rd_hdr); | |
854 | rd_load = image_get_load (rd_hdr); | |
855 | break; | |
856 | #if defined(CONFIG_FIT) | |
857 | case IMAGE_FORMAT_FIT: | |
858 | fit_hdr = (void *)rd_addr; | |
859 | printf ("## Loading init Ramdisk from FIT " | |
860 | "Image at %08lx ...\n", rd_addr); | |
861 | ||
862 | show_boot_progress (120); | |
863 | if (!fit_check_format (fit_hdr)) { | |
864 | puts ("Bad FIT ramdisk image format!\n"); | |
865 | show_boot_progress (-120); | |
866 | return 0; | |
867 | } | |
868 | show_boot_progress (121); | |
869 | ||
870 | if (!fit_uname_ramdisk) { | |
871 | /* | |
872 | * no ramdisk image node unit name, try to get config | |
873 | * node first. If config unit node name is NULL | |
874 | * fit_conf_get_node() will try to find default config node | |
875 | */ | |
876 | show_boot_progress (122); | |
877 | cfg_noffset = fit_conf_get_node (fit_hdr, fit_uname_config); | |
878 | if (cfg_noffset < 0) { | |
879 | puts ("Could not find configuration node\n"); | |
880 | show_boot_progress (-122); | |
881 | return 0; | |
882 | } | |
883 | fit_uname_config = fdt_get_name (fit_hdr, cfg_noffset, NULL); | |
884 | printf (" Using '%s' configuration\n", fit_uname_config); | |
885 | ||
886 | rd_noffset = fit_conf_get_ramdisk_node (fit_hdr, cfg_noffset); | |
887 | fit_uname_ramdisk = fit_get_name (fit_hdr, rd_noffset, NULL); | |
888 | } else { | |
889 | /* get ramdisk component image node offset */ | |
890 | show_boot_progress (123); | |
891 | rd_noffset = fit_image_get_node (fit_hdr, fit_uname_ramdisk); | |
892 | } | |
893 | if (rd_noffset < 0) { | |
894 | puts ("Could not find subimage node\n"); | |
895 | show_boot_progress (-124); | |
896 | return 0; | |
897 | } | |
898 | ||
899 | printf (" Trying '%s' ramdisk subimage\n", fit_uname_ramdisk); | |
900 | ||
901 | show_boot_progress (125); | |
902 | if (!fit_check_ramdisk (fit_hdr, rd_noffset, arch, images->verify)) | |
903 | return 0; | |
904 | ||
905 | /* get ramdisk image data address and length */ | |
906 | if (fit_image_get_data (fit_hdr, rd_noffset, &data, &size)) { | |
907 | puts ("Could not find ramdisk subimage data!\n"); | |
908 | show_boot_progress (-127); | |
909 | return 0; | |
910 | } | |
911 | show_boot_progress (128); | |
912 | ||
913 | rd_data = (ulong)data; | |
914 | rd_len = size; | |
915 | ||
916 | if (fit_image_get_load (fit_hdr, rd_noffset, &rd_load)) { | |
917 | puts ("Can't get ramdisk subimage load address!\n"); | |
918 | show_boot_progress (-129); | |
919 | return 0; | |
920 | } | |
921 | show_boot_progress (129); | |
922 | ||
923 | images->fit_hdr_rd = fit_hdr; | |
924 | images->fit_uname_rd = fit_uname_ramdisk; | |
925 | images->fit_noffset_rd = rd_noffset; | |
926 | break; | |
927 | #endif | |
928 | default: | |
929 | puts ("Wrong Ramdisk Image Format\n"); | |
930 | rd_data = rd_len = rd_load = 0; | |
931 | } | |
932 | ||
933 | #if defined(CONFIG_B2) || defined(CONFIG_EVB4510) || defined(CONFIG_ARMADILLO) | |
934 | /* | |
935 | * We need to copy the ramdisk to SRAM to let Linux boot | |
936 | */ | |
937 | if (rd_data) { | |
938 | memmove ((void *)rd_load, (uchar *)rd_data, rd_len); | |
939 | rd_data = rd_load; | |
940 | } | |
941 | #endif /* CONFIG_B2 || CONFIG_EVB4510 || CONFIG_ARMADILLO */ | |
942 | ||
943 | } else if (images->legacy_hdr_valid && | |
944 | image_check_type (&images->legacy_hdr_os_copy, IH_TYPE_MULTI)) { | |
945 | /* | |
946 | * Now check if we have a legacy mult-component image, | |
947 | * get second entry data start address and len. | |
948 | */ | |
949 | show_boot_progress (13); | |
950 | printf ("## Loading init Ramdisk from multi component " | |
951 | "Legacy Image at %08lx ...\n", | |
952 | (ulong)images->legacy_hdr_os); | |
953 | ||
954 | image_multi_getimg (images->legacy_hdr_os, 1, &rd_data, &rd_len); | |
955 | } else { | |
956 | /* | |
957 | * no initrd image | |
958 | */ | |
959 | show_boot_progress (14); | |
960 | rd_len = rd_data = 0; | |
961 | } | |
962 | ||
963 | if (!rd_data) { | |
964 | debug ("## No init Ramdisk\n"); | |
965 | } else { | |
966 | *rd_start = rd_data; | |
967 | *rd_end = rd_data + rd_len; | |
968 | } | |
969 | debug (" ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n", | |
970 | *rd_start, *rd_end); | |
971 | ||
972 | return 0; | |
973 | } | |
974 | ||
975 | #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_SPARC) | |
976 | /** | |
977 | * boot_ramdisk_high - relocate init ramdisk | |
978 | * @lmb: pointer to lmb handle, will be used for memory mgmt | |
979 | * @rd_data: ramdisk data start address | |
980 | * @rd_len: ramdisk data length | |
981 | * @initrd_start: pointer to a ulong variable, will hold final init ramdisk | |
982 | * start address (after possible relocation) | |
983 | * @initrd_end: pointer to a ulong variable, will hold final init ramdisk | |
984 | * end address (after possible relocation) | |
985 | * | |
986 | * boot_ramdisk_high() takes a relocation hint from "initrd_high" environement | |
987 | * variable and if requested ramdisk data is moved to a specified location. | |
988 | * | |
989 | * Initrd_start and initrd_end are set to final (after relocation) ramdisk | |
990 | * start/end addresses if ramdisk image start and len were provided, | |
991 | * otherwise set initrd_start and initrd_end set to zeros. | |
992 | * | |
993 | * returns: | |
994 | * 0 - success | |
995 | * -1 - failure | |
996 | */ | |
997 | int boot_ramdisk_high (struct lmb *lmb, ulong rd_data, ulong rd_len, | |
998 | ulong *initrd_start, ulong *initrd_end) | |
999 | { | |
1000 | char *s; | |
1001 | ulong initrd_high; | |
1002 | int initrd_copy_to_ram = 1; | |
1003 | ||
1004 | if ((s = getenv ("initrd_high")) != NULL) { | |
1005 | /* a value of "no" or a similar string will act like 0, | |
1006 | * turning the "load high" feature off. This is intentional. | |
1007 | */ | |
1008 | initrd_high = simple_strtoul (s, NULL, 16); | |
1009 | if (initrd_high == ~0) | |
1010 | initrd_copy_to_ram = 0; | |
1011 | } else { | |
1012 | /* not set, no restrictions to load high */ | |
1013 | initrd_high = ~0; | |
1014 | } | |
1015 | ||
1016 | debug ("## initrd_high = 0x%08lx, copy_to_ram = %d\n", | |
1017 | initrd_high, initrd_copy_to_ram); | |
1018 | ||
1019 | if (rd_data) { | |
1020 | if (!initrd_copy_to_ram) { /* zero-copy ramdisk support */ | |
1021 | debug (" in-place initrd\n"); | |
1022 | *initrd_start = rd_data; | |
1023 | *initrd_end = rd_data + rd_len; | |
1024 | lmb_reserve(lmb, rd_data, rd_len); | |
1025 | } else { | |
1026 | if (initrd_high) | |
1027 | *initrd_start = lmb_alloc_base (lmb, rd_len, 0x1000, initrd_high); | |
1028 | else | |
1029 | *initrd_start = lmb_alloc (lmb, rd_len, 0x1000); | |
1030 | ||
1031 | if (*initrd_start == 0) { | |
1032 | puts ("ramdisk - allocation error\n"); | |
1033 | goto error; | |
1034 | } | |
1035 | show_boot_progress (12); | |
1036 | ||
1037 | *initrd_end = *initrd_start + rd_len; | |
1038 | printf (" Loading Ramdisk to %08lx, end %08lx ... ", | |
1039 | *initrd_start, *initrd_end); | |
1040 | ||
1041 | memmove_wd ((void *)*initrd_start, | |
1042 | (void *)rd_data, rd_len, CHUNKSZ); | |
1043 | ||
1044 | puts ("OK\n"); | |
1045 | } | |
1046 | } else { | |
1047 | *initrd_start = 0; | |
1048 | *initrd_end = 0; | |
1049 | } | |
1050 | debug (" ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n", | |
1051 | *initrd_start, *initrd_end); | |
1052 | ||
1053 | return 0; | |
1054 | ||
1055 | error: | |
1056 | return -1; | |
1057 | } | |
1058 | ||
1059 | /** | |
1060 | * boot_get_cmdline - allocate and initialize kernel cmdline | |
1061 | * @lmb: pointer to lmb handle, will be used for memory mgmt | |
1062 | * @cmd_start: pointer to a ulong variable, will hold cmdline start | |
1063 | * @cmd_end: pointer to a ulong variable, will hold cmdline end | |
1064 | * @bootmap_base: ulong variable, holds offset in physical memory to | |
1065 | * base of bootmap | |
1066 | * | |
1067 | * boot_get_cmdline() allocates space for kernel command line below | |
1068 | * BOOTMAPSZ + bootmap_base address. If "bootargs" U-boot environemnt | |
1069 | * variable is present its contents is copied to allocated kernel | |
1070 | * command line. | |
1071 | * | |
1072 | * returns: | |
1073 | * 0 - success | |
1074 | * -1 - failure | |
1075 | */ | |
1076 | int boot_get_cmdline (struct lmb *lmb, ulong *cmd_start, ulong *cmd_end, | |
1077 | ulong bootmap_base) | |
1078 | { | |
1079 | char *cmdline; | |
1080 | char *s; | |
1081 | ||
1082 | cmdline = (char *)lmb_alloc_base(lmb, CFG_BARGSIZE, 0xf, | |
1083 | CFG_BOOTMAPSZ + bootmap_base); | |
1084 | ||
1085 | if (cmdline == NULL) | |
1086 | return -1; | |
1087 | ||
1088 | if ((s = getenv("bootargs")) == NULL) | |
1089 | s = ""; | |
1090 | ||
1091 | strcpy(cmdline, s); | |
1092 | ||
1093 | *cmd_start = (ulong) & cmdline[0]; | |
1094 | *cmd_end = *cmd_start + strlen(cmdline); | |
1095 | ||
1096 | debug ("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end); | |
1097 | ||
1098 | return 0; | |
1099 | } | |
1100 | ||
1101 | /** | |
1102 | * boot_get_kbd - allocate and initialize kernel copy of board info | |
1103 | * @lmb: pointer to lmb handle, will be used for memory mgmt | |
1104 | * @kbd: double pointer to board info data | |
1105 | * @bootmap_base: ulong variable, holds offset in physical memory to | |
1106 | * base of bootmap | |
1107 | * | |
1108 | * boot_get_kbd() allocates space for kernel copy of board info data below | |
1109 | * BOOTMAPSZ + bootmap_base address and kernel board info is initialized with | |
1110 | * the current u-boot board info data. | |
1111 | * | |
1112 | * returns: | |
1113 | * 0 - success | |
1114 | * -1 - failure | |
1115 | */ | |
1116 | int boot_get_kbd (struct lmb *lmb, bd_t **kbd, ulong bootmap_base) | |
1117 | { | |
1118 | *kbd = (bd_t *)lmb_alloc_base(lmb, sizeof(bd_t), 0xf, | |
1119 | CFG_BOOTMAPSZ + bootmap_base); | |
1120 | if (*kbd == NULL) | |
1121 | return -1; | |
1122 | ||
1123 | **kbd = *(gd->bd); | |
1124 | ||
1125 | debug ("## kernel board info at 0x%08lx\n", (ulong)*kbd); | |
1126 | ||
1127 | #if defined(DEBUG) && defined(CONFIG_CMD_BDI) | |
1128 | do_bdinfo(NULL, 0, 0, NULL); | |
1129 | #endif | |
1130 | ||
1131 | return 0; | |
1132 | } | |
1133 | #endif /* CONFIG_PPC || CONFIG_M68K */ | |
1134 | #endif /* !USE_HOSTCC */ | |
1135 | ||
1136 | #if defined(CONFIG_FIT) | |
1137 | /*****************************************************************************/ | |
1138 | /* New uImage format routines */ | |
1139 | /*****************************************************************************/ | |
1140 | #ifndef USE_HOSTCC | |
1141 | static int fit_parse_spec (const char *spec, char sepc, ulong addr_curr, | |
1142 | ulong *addr, const char **name) | |
1143 | { | |
1144 | const char *sep; | |
1145 | ||
1146 | *addr = addr_curr; | |
1147 | *name = NULL; | |
1148 | ||
1149 | sep = strchr (spec, sepc); | |
1150 | if (sep) { | |
1151 | if (sep - spec > 0) | |
1152 | *addr = simple_strtoul (spec, NULL, 16); | |
1153 | ||
1154 | *name = sep + 1; | |
1155 | return 1; | |
1156 | } | |
1157 | ||
1158 | return 0; | |
1159 | } | |
1160 | ||
1161 | /** | |
1162 | * fit_parse_conf - parse FIT configuration spec | |
1163 | * @spec: input string, containing configuration spec | |
1164 | * @add_curr: current image address (to be used as a possible default) | |
1165 | * @addr: pointer to a ulong variable, will hold FIT image address of a given | |
1166 | * configuration | |
1167 | * @conf_name double pointer to a char, will hold pointer to a configuration | |
1168 | * unit name | |
1169 | * | |
1170 | * fit_parse_conf() expects configuration spec in the for of [<addr>]#<conf>, | |
1171 | * where <addr> is a FIT image address that contains configuration | |
1172 | * with a <conf> unit name. | |
1173 | * | |
1174 | * Address part is optional, and if omitted default add_curr will | |
1175 | * be used instead. | |
1176 | * | |
1177 | * returns: | |
1178 | * 1 if spec is a valid configuration string, | |
1179 | * addr and conf_name are set accordingly | |
1180 | * 0 otherwise | |
1181 | */ | |
1182 | inline int fit_parse_conf (const char *spec, ulong addr_curr, | |
1183 | ulong *addr, const char **conf_name) | |
1184 | { | |
1185 | return fit_parse_spec (spec, '#', addr_curr, addr, conf_name); | |
1186 | } | |
1187 | ||
1188 | /** | |
1189 | * fit_parse_subimage - parse FIT subimage spec | |
1190 | * @spec: input string, containing subimage spec | |
1191 | * @add_curr: current image address (to be used as a possible default) | |
1192 | * @addr: pointer to a ulong variable, will hold FIT image address of a given | |
1193 | * subimage | |
1194 | * @image_name: double pointer to a char, will hold pointer to a subimage name | |
1195 | * | |
1196 | * fit_parse_subimage() expects subimage spec in the for of | |
1197 | * [<addr>]:<subimage>, where <addr> is a FIT image address that contains | |
1198 | * subimage with a <subimg> unit name. | |
1199 | * | |
1200 | * Address part is optional, and if omitted default add_curr will | |
1201 | * be used instead. | |
1202 | * | |
1203 | * returns: | |
1204 | * 1 if spec is a valid subimage string, | |
1205 | * addr and image_name are set accordingly | |
1206 | * 0 otherwise | |
1207 | */ | |
1208 | inline int fit_parse_subimage (const char *spec, ulong addr_curr, | |
1209 | ulong *addr, const char **image_name) | |
1210 | { | |
1211 | return fit_parse_spec (spec, ':', addr_curr, addr, image_name); | |
1212 | } | |
1213 | #endif /* !USE_HOSTCC */ | |
1214 | ||
1215 | static void fit_get_debug (const void *fit, int noffset, | |
1216 | char *prop_name, int err) | |
1217 | { | |
1218 | debug ("Can't get '%s' property from FIT 0x%08lx, " | |
1219 | "node: offset %d, name %s (%s)\n", | |
1220 | prop_name, (ulong)fit, noffset, | |
1221 | fit_get_name (fit, noffset, NULL), | |
1222 | fdt_strerror (err)); | |
1223 | } | |
1224 | ||
1225 | /** | |
1226 | * fit_print_contents - prints out the contents of the FIT format image | |
1227 | * @fit: pointer to the FIT format image header | |
1228 | * @p: pointer to prefix string | |
1229 | * | |
1230 | * fit_print_contents() formats a multi line FIT image contents description. | |
1231 | * The routine prints out FIT image properties (root node level) follwed by | |
1232 | * the details of each component image. | |
1233 | * | |
1234 | * returns: | |
1235 | * no returned results | |
1236 | */ | |
1237 | void fit_print_contents (const void *fit) | |
1238 | { | |
1239 | char *desc; | |
1240 | char *uname; | |
1241 | int images_noffset; | |
1242 | int confs_noffset; | |
1243 | int noffset; | |
1244 | int ndepth; | |
1245 | int count = 0; | |
1246 | int ret; | |
1247 | const char *p; | |
1248 | #if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC) | |
1249 | time_t timestamp; | |
1250 | #endif | |
1251 | ||
1252 | #ifdef USE_HOSTCC | |
1253 | p = ""; | |
1254 | #else | |
1255 | p = " "; | |
1256 | #endif | |
1257 | ||
1258 | /* Root node properties */ | |
1259 | ret = fit_get_desc (fit, 0, &desc); | |
1260 | printf ("%sFIT description: ", p); | |
1261 | if (ret) | |
1262 | printf ("unavailable\n"); | |
1263 | else | |
1264 | printf ("%s\n", desc); | |
1265 | ||
1266 | #if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC) | |
1267 | ret = fit_get_timestamp (fit, 0, ×tamp); | |
1268 | printf ("%sCreated: ", p); | |
1269 | if (ret) | |
1270 | printf ("unavailable\n"); | |
1271 | else | |
1272 | genimg_print_time (timestamp); | |
1273 | #endif | |
1274 | ||
1275 | /* Find images parent node offset */ | |
1276 | images_noffset = fdt_path_offset (fit, FIT_IMAGES_PATH); | |
1277 | if (images_noffset < 0) { | |
1278 | printf ("Can't find images parent node '%s' (%s)\n", | |
1279 | FIT_IMAGES_PATH, fdt_strerror (images_noffset)); | |
1280 | return; | |
1281 | } | |
1282 | ||
1283 | /* Process its subnodes, print out component images details */ | |
1284 | for (ndepth = 0, count = 0, noffset = fdt_next_node (fit, images_noffset, &ndepth); | |
1285 | (noffset >= 0) && (ndepth > 0); | |
1286 | noffset = fdt_next_node (fit, noffset, &ndepth)) { | |
1287 | if (ndepth == 1) { | |
1288 | /* | |
1289 | * Direct child node of the images parent node, | |
1290 | * i.e. component image node. | |
1291 | */ | |
1292 | printf ("%s Image %u (%s)\n", p, count++, | |
1293 | fit_get_name(fit, noffset, NULL)); | |
1294 | ||
1295 | fit_image_print (fit, noffset, p); | |
1296 | } | |
1297 | } | |
1298 | ||
1299 | /* Find configurations parent node offset */ | |
1300 | confs_noffset = fdt_path_offset (fit, FIT_CONFS_PATH); | |
1301 | if (confs_noffset < 0) { | |
1302 | debug ("Can't get configurations parent node '%s' (%s)\n", | |
1303 | FIT_CONFS_PATH, fdt_strerror (confs_noffset)); | |
1304 | return; | |
1305 | } | |
1306 | ||
1307 | /* get default configuration unit name from default property */ | |
1308 | uname = (char *)fdt_getprop (fit, noffset, FIT_DEFAULT_PROP, NULL); | |
1309 | if (uname) | |
1310 | printf ("%s Default Configuration: '%s'\n", p, uname); | |
1311 | ||
1312 | /* Process its subnodes, print out configurations details */ | |
1313 | for (ndepth = 0, count = 0, noffset = fdt_next_node (fit, confs_noffset, &ndepth); | |
1314 | (noffset >= 0) && (ndepth > 0); | |
1315 | noffset = fdt_next_node (fit, noffset, &ndepth)) { | |
1316 | if (ndepth == 1) { | |
1317 | /* | |
1318 | * Direct child node of the configurations parent node, | |
1319 | * i.e. configuration node. | |
1320 | */ | |
1321 | printf ("%s Configuration %u (%s)\n", p, count++, | |
1322 | fit_get_name(fit, noffset, NULL)); | |
1323 | ||
1324 | fit_conf_print (fit, noffset, p); | |
1325 | } | |
1326 | } | |
1327 | } | |
1328 | ||
1329 | /** | |
1330 | * fit_image_print - prints out the FIT component image details | |
1331 | * @fit: pointer to the FIT format image header | |
1332 | * @image_noffset: offset of the component image node | |
1333 | * @p: pointer to prefix string | |
1334 | * | |
1335 | * fit_image_print() lists all mandatory properies for the processed component | |
1336 | * image. If present, hash nodes are printed out as well. | |
1337 | * | |
1338 | * returns: | |
1339 | * no returned results | |
1340 | */ | |
1341 | void fit_image_print (const void *fit, int image_noffset, const char *p) | |
1342 | { | |
1343 | char *desc; | |
1344 | uint8_t type, arch, os, comp; | |
1345 | size_t size; | |
1346 | ulong load, entry; | |
1347 | const void *data; | |
1348 | int noffset; | |
1349 | int ndepth; | |
1350 | int ret; | |
1351 | ||
1352 | /* Mandatory properties */ | |
1353 | ret = fit_get_desc (fit, image_noffset, &desc); | |
1354 | printf ("%s Description: ", p); | |
1355 | if (ret) | |
1356 | printf ("unavailable\n"); | |
1357 | else | |
1358 | printf ("%s\n", desc); | |
1359 | ||
1360 | fit_image_get_type (fit, image_noffset, &type); | |
1361 | printf ("%s Type: %s\n", p, genimg_get_type_name (type)); | |
1362 | ||
1363 | fit_image_get_comp (fit, image_noffset, &comp); | |
1364 | printf ("%s Compression: %s\n", p, genimg_get_comp_name (comp)); | |
1365 | ||
1366 | ret = fit_image_get_data (fit, image_noffset, &data, &size); | |
1367 | ||
1368 | #ifndef USE_HOSTCC | |
1369 | printf ("%s Data Start: ", p); | |
1370 | if (ret) | |
1371 | printf ("unavailable\n"); | |
1372 | else | |
1373 | printf ("0x%08lx\n", (ulong)data); | |
1374 | #endif | |
1375 | ||
1376 | printf ("%s Data Size: ", p); | |
1377 | if (ret) | |
1378 | printf ("unavailable\n"); | |
1379 | else | |
1380 | genimg_print_size (size); | |
1381 | ||
1382 | /* Remaining, type dependent properties */ | |
1383 | if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE) || | |
1384 | (type == IH_TYPE_RAMDISK) || (type == IH_TYPE_FIRMWARE) || | |
1385 | (type == IH_TYPE_FLATDT)) { | |
1386 | fit_image_get_arch (fit, image_noffset, &arch); | |
1387 | printf ("%s Architecture: %s\n", p, genimg_get_arch_name (arch)); | |
1388 | } | |
1389 | ||
1390 | if (type == IH_TYPE_KERNEL) { | |
1391 | fit_image_get_os (fit, image_noffset, &os); | |
1392 | printf ("%s OS: %s\n", p, genimg_get_os_name (os)); | |
1393 | } | |
1394 | ||
1395 | if ((type == IH_TYPE_KERNEL) || (type == IH_TYPE_STANDALONE)) { | |
1396 | ret = fit_image_get_load (fit, image_noffset, &load); | |
1397 | printf ("%s Load Address: ", p); | |
1398 | if (ret) | |
1399 | printf ("unavailable\n"); | |
1400 | else | |
1401 | printf ("0x%08lx\n", load); | |
1402 | ||
1403 | fit_image_get_entry (fit, image_noffset, &entry); | |
1404 | printf ("%s Entry Point: ", p); | |
1405 | if (ret) | |
1406 | printf ("unavailable\n"); | |
1407 | else | |
1408 | printf ("0x%08lx\n", entry); | |
1409 | } | |
1410 | ||
1411 | /* Process all hash subnodes of the component image node */ | |
1412 | for (ndepth = 0, noffset = fdt_next_node (fit, image_noffset, &ndepth); | |
1413 | (noffset >= 0) && (ndepth > 0); | |
1414 | noffset = fdt_next_node (fit, noffset, &ndepth)) { | |
1415 | if (ndepth == 1) { | |
1416 | /* Direct child node of the component image node */ | |
1417 | fit_image_print_hash (fit, noffset, p); | |
1418 | } | |
1419 | } | |
1420 | } | |
1421 | ||
1422 | /** | |
1423 | * fit_image_print_hash - prints out the hash node details | |
1424 | * @fit: pointer to the FIT format image header | |
1425 | * @noffset: offset of the hash node | |
1426 | * @p: pointer to prefix string | |
1427 | * | |
1428 | * fit_image_print_hash() lists properies for the processed hash node | |
1429 | * | |
1430 | * returns: | |
1431 | * no returned results | |
1432 | */ | |
1433 | void fit_image_print_hash (const void *fit, int noffset, const char *p) | |
1434 | { | |
1435 | char *algo; | |
1436 | uint8_t *value; | |
1437 | int value_len; | |
1438 | int i, ret; | |
1439 | ||
1440 | /* | |
1441 | * Check subnode name, must be equal to "hash". | |
1442 | * Multiple hash nodes require unique unit node | |
1443 | * names, e.g. hash@1, hash@2, etc. | |
1444 | */ | |
1445 | if (strncmp (fit_get_name(fit, noffset, NULL), | |
1446 | FIT_HASH_NODENAME, | |
1447 | strlen(FIT_HASH_NODENAME)) != 0) | |
1448 | return; | |
1449 | ||
1450 | debug ("%s Hash node: '%s'\n", p, | |
1451 | fit_get_name (fit, noffset, NULL)); | |
1452 | ||
1453 | printf ("%s Hash algo: ", p); | |
1454 | if (fit_image_hash_get_algo (fit, noffset, &algo)) { | |
1455 | printf ("invalid/unsupported\n"); | |
1456 | return; | |
1457 | } | |
1458 | printf ("%s\n", algo); | |
1459 | ||
1460 | ret = fit_image_hash_get_value (fit, noffset, &value, | |
1461 | &value_len); | |
1462 | printf ("%s Hash value: ", p); | |
1463 | if (ret) { | |
1464 | printf ("unavailable\n"); | |
1465 | } else { | |
1466 | for (i = 0; i < value_len; i++) | |
1467 | printf ("%02x", value[i]); | |
1468 | printf ("\n"); | |
1469 | } | |
1470 | ||
1471 | debug ("%s Hash len: %d\n", p, value_len); | |
1472 | } | |
1473 | ||
1474 | /** | |
1475 | * fit_get_desc - get node description property | |
1476 | * @fit: pointer to the FIT format image header | |
1477 | * @noffset: node offset | |
1478 | * @desc: double pointer to the char, will hold pointer to the descrption | |
1479 | * | |
1480 | * fit_get_desc() reads description property from a given node, if | |
1481 | * description is found pointer to it is returened in third call argument. | |
1482 | * | |
1483 | * returns: | |
1484 | * 0, on success | |
1485 | * -1, on failure | |
1486 | */ | |
1487 | int fit_get_desc (const void *fit, int noffset, char **desc) | |
1488 | { | |
1489 | int len; | |
1490 | ||
1491 | *desc = (char *)fdt_getprop (fit, noffset, FIT_DESC_PROP, &len); | |
1492 | if (*desc == NULL) { | |
1493 | fit_get_debug (fit, noffset, FIT_DESC_PROP, len); | |
1494 | return -1; | |
1495 | } | |
1496 | ||
1497 | return 0; | |
1498 | } | |
1499 | ||
1500 | /** | |
1501 | * fit_get_timestamp - get node timestamp property | |
1502 | * @fit: pointer to the FIT format image header | |
1503 | * @noffset: node offset | |
1504 | * @timestamp: pointer to the time_t, will hold read timestamp | |
1505 | * | |
1506 | * fit_get_timestamp() reads timestamp poperty from given node, if timestamp | |
1507 | * is found and has a correct size its value is retured in third call | |
1508 | * argument. | |
1509 | * | |
1510 | * returns: | |
1511 | * 0, on success | |
1512 | * -1, on property read failure | |
1513 | * -2, on wrong timestamp size | |
1514 | */ | |
1515 | int fit_get_timestamp (const void *fit, int noffset, time_t *timestamp) | |
1516 | { | |
1517 | int len; | |
1518 | const void *data; | |
1519 | ||
1520 | data = fdt_getprop (fit, noffset, FIT_TIMESTAMP_PROP, &len); | |
1521 | if (data == NULL) { | |
1522 | fit_get_debug (fit, noffset, FIT_TIMESTAMP_PROP, len); | |
1523 | return -1; | |
1524 | } | |
1525 | if (len != sizeof (uint32_t)) { | |
1526 | debug ("FIT timestamp with incorrect size of (%u)\n", len); | |
1527 | return -2; | |
1528 | } | |
1529 | ||
1530 | *timestamp = uimage_to_cpu (*((uint32_t *)data)); | |
1531 | return 0; | |
1532 | } | |
1533 | ||
1534 | /** | |
1535 | * fit_image_get_node - get node offset for component image of a given unit name | |
1536 | * @fit: pointer to the FIT format image header | |
1537 | * @image_uname: component image node unit name | |
1538 | * | |
1539 | * fit_image_get_node() finds a component image (withing the '/images' | |
1540 | * node) of a provided unit name. If image is found its node offset is | |
1541 | * returned to the caller. | |
1542 | * | |
1543 | * returns: | |
1544 | * image node offset when found (>=0) | |
1545 | * negative number on failure (FDT_ERR_* code) | |
1546 | */ | |
1547 | int fit_image_get_node (const void *fit, const char *image_uname) | |
1548 | { | |
1549 | int noffset, images_noffset; | |
1550 | ||
1551 | images_noffset = fdt_path_offset (fit, FIT_IMAGES_PATH); | |
1552 | if (images_noffset < 0) { | |
1553 | debug ("Can't find images parent node '%s' (%s)\n", | |
1554 | FIT_IMAGES_PATH, fdt_strerror (images_noffset)); | |
1555 | return images_noffset; | |
1556 | } | |
1557 | ||
1558 | noffset = fdt_subnode_offset (fit, images_noffset, image_uname); | |
1559 | if (noffset < 0) { | |
1560 | debug ("Can't get node offset for image unit name: '%s' (%s)\n", | |
1561 | image_uname, fdt_strerror (noffset)); | |
1562 | } | |
1563 | ||
1564 | return noffset; | |
1565 | } | |
1566 | ||
1567 | /** | |
1568 | * fit_image_get_os - get os id for a given component image node | |
1569 | * @fit: pointer to the FIT format image header | |
1570 | * @noffset: component image node offset | |
1571 | * @os: pointer to the uint8_t, will hold os numeric id | |
1572 | * | |
1573 | * fit_image_get_os() finds os property in a given component image node. | |
1574 | * If the property is found, its (string) value is translated to the numeric | |
1575 | * id which is returned to the caller. | |
1576 | * | |
1577 | * returns: | |
1578 | * 0, on success | |
1579 | * -1, on failure | |
1580 | */ | |
1581 | int fit_image_get_os (const void *fit, int noffset, uint8_t *os) | |
1582 | { | |
1583 | int len; | |
1584 | const void *data; | |
1585 | ||
1586 | /* Get OS name from property data */ | |
1587 | data = fdt_getprop (fit, noffset, FIT_OS_PROP, &len); | |
1588 | if (data == NULL) { | |
1589 | fit_get_debug (fit, noffset, FIT_OS_PROP, len); | |
1590 | *os = -1; | |
1591 | return -1; | |
1592 | } | |
1593 | ||
1594 | /* Translate OS name to id */ | |
1595 | *os = genimg_get_os_id (data); | |
1596 | return 0; | |
1597 | } | |
1598 | ||
1599 | /** | |
1600 | * fit_image_get_arch - get arch id for a given component image node | |
1601 | * @fit: pointer to the FIT format image header | |
1602 | * @noffset: component image node offset | |
1603 | * @arch: pointer to the uint8_t, will hold arch numeric id | |
1604 | * | |
1605 | * fit_image_get_arch() finds arch property in a given component image node. | |
1606 | * If the property is found, its (string) value is translated to the numeric | |
1607 | * id which is returned to the caller. | |
1608 | * | |
1609 | * returns: | |
1610 | * 0, on success | |
1611 | * -1, on failure | |
1612 | */ | |
1613 | int fit_image_get_arch (const void *fit, int noffset, uint8_t *arch) | |
1614 | { | |
1615 | int len; | |
1616 | const void *data; | |
1617 | ||
1618 | /* Get architecture name from property data */ | |
1619 | data = fdt_getprop (fit, noffset, FIT_ARCH_PROP, &len); | |
1620 | if (data == NULL) { | |
1621 | fit_get_debug (fit, noffset, FIT_ARCH_PROP, len); | |
1622 | *arch = -1; | |
1623 | return -1; | |
1624 | } | |
1625 | ||
1626 | /* Translate architecture name to id */ | |
1627 | *arch = genimg_get_arch_id (data); | |
1628 | return 0; | |
1629 | } | |
1630 | ||
1631 | /** | |
1632 | * fit_image_get_type - get type id for a given component image node | |
1633 | * @fit: pointer to the FIT format image header | |
1634 | * @noffset: component image node offset | |
1635 | * @type: pointer to the uint8_t, will hold type numeric id | |
1636 | * | |
1637 | * fit_image_get_type() finds type property in a given component image node. | |
1638 | * If the property is found, its (string) value is translated to the numeric | |
1639 | * id which is returned to the caller. | |
1640 | * | |
1641 | * returns: | |
1642 | * 0, on success | |
1643 | * -1, on failure | |
1644 | */ | |
1645 | int fit_image_get_type (const void *fit, int noffset, uint8_t *type) | |
1646 | { | |
1647 | int len; | |
1648 | const void *data; | |
1649 | ||
1650 | /* Get image type name from property data */ | |
1651 | data = fdt_getprop (fit, noffset, FIT_TYPE_PROP, &len); | |
1652 | if (data == NULL) { | |
1653 | fit_get_debug (fit, noffset, FIT_TYPE_PROP, len); | |
1654 | *type = -1; | |
1655 | return -1; | |
1656 | } | |
1657 | ||
1658 | /* Translate image type name to id */ | |
1659 | *type = genimg_get_type_id (data); | |
1660 | return 0; | |
1661 | } | |
1662 | ||
1663 | /** | |
1664 | * fit_image_get_comp - get comp id for a given component image node | |
1665 | * @fit: pointer to the FIT format image header | |
1666 | * @noffset: component image node offset | |
1667 | * @comp: pointer to the uint8_t, will hold comp numeric id | |
1668 | * | |
1669 | * fit_image_get_comp() finds comp property in a given component image node. | |
1670 | * If the property is found, its (string) value is translated to the numeric | |
1671 | * id which is returned to the caller. | |
1672 | * | |
1673 | * returns: | |
1674 | * 0, on success | |
1675 | * -1, on failure | |
1676 | */ | |
1677 | int fit_image_get_comp (const void *fit, int noffset, uint8_t *comp) | |
1678 | { | |
1679 | int len; | |
1680 | const void *data; | |
1681 | ||
1682 | /* Get compression name from property data */ | |
1683 | data = fdt_getprop (fit, noffset, FIT_COMP_PROP, &len); | |
1684 | if (data == NULL) { | |
1685 | fit_get_debug (fit, noffset, FIT_COMP_PROP, len); | |
1686 | *comp = -1; | |
1687 | return -1; | |
1688 | } | |
1689 | ||
1690 | /* Translate compression name to id */ | |
1691 | *comp = genimg_get_comp_id (data); | |
1692 | return 0; | |
1693 | } | |
1694 | ||
1695 | /** | |
1696 | * fit_image_get_load - get load address property for a given component image node | |
1697 | * @fit: pointer to the FIT format image header | |
1698 | * @noffset: component image node offset | |
1699 | * @load: pointer to the uint32_t, will hold load address | |
1700 | * | |
1701 | * fit_image_get_load() finds load address property in a given component image node. | |
1702 | * If the property is found, its value is returned to the caller. | |
1703 | * | |
1704 | * returns: | |
1705 | * 0, on success | |
1706 | * -1, on failure | |
1707 | */ | |
1708 | int fit_image_get_load (const void *fit, int noffset, ulong *load) | |
1709 | { | |
1710 | int len; | |
1711 | const uint32_t *data; | |
1712 | ||
1713 | data = fdt_getprop (fit, noffset, FIT_LOAD_PROP, &len); | |
1714 | if (data == NULL) { | |
1715 | fit_get_debug (fit, noffset, FIT_LOAD_PROP, len); | |
1716 | return -1; | |
1717 | } | |
1718 | ||
1719 | *load = uimage_to_cpu (*data); | |
1720 | return 0; | |
1721 | } | |
1722 | ||
1723 | /** | |
1724 | * fit_image_get_entry - get entry point address property for a given component image node | |
1725 | * @fit: pointer to the FIT format image header | |
1726 | * @noffset: component image node offset | |
1727 | * @entry: pointer to the uint32_t, will hold entry point address | |
1728 | * | |
1729 | * fit_image_get_entry() finds entry point address property in a given component image node. | |
1730 | * If the property is found, its value is returned to the caller. | |
1731 | * | |
1732 | * returns: | |
1733 | * 0, on success | |
1734 | * -1, on failure | |
1735 | */ | |
1736 | int fit_image_get_entry (const void *fit, int noffset, ulong *entry) | |
1737 | { | |
1738 | int len; | |
1739 | const uint32_t *data; | |
1740 | ||
1741 | data = fdt_getprop (fit, noffset, FIT_ENTRY_PROP, &len); | |
1742 | if (data == NULL) { | |
1743 | fit_get_debug (fit, noffset, FIT_ENTRY_PROP, len); | |
1744 | return -1; | |
1745 | } | |
1746 | ||
1747 | *entry = uimage_to_cpu (*data); | |
1748 | return 0; | |
1749 | } | |
1750 | ||
1751 | /** | |
1752 | * fit_image_get_data - get data property and its size for a given component image node | |
1753 | * @fit: pointer to the FIT format image header | |
1754 | * @noffset: component image node offset | |
1755 | * @data: double pointer to void, will hold data property's data address | |
1756 | * @size: pointer to size_t, will hold data property's data size | |
1757 | * | |
1758 | * fit_image_get_data() finds data property in a given component image node. | |
1759 | * If the property is found its data start address and size are returned to | |
1760 | * the caller. | |
1761 | * | |
1762 | * returns: | |
1763 | * 0, on success | |
1764 | * -1, on failure | |
1765 | */ | |
1766 | int fit_image_get_data (const void *fit, int noffset, | |
1767 | const void **data, size_t *size) | |
1768 | { | |
1769 | int len; | |
1770 | ||
1771 | *data = fdt_getprop (fit, noffset, FIT_DATA_PROP, &len); | |
1772 | if (*data == NULL) { | |
1773 | fit_get_debug (fit, noffset, FIT_DATA_PROP, len); | |
1774 | *size = 0; | |
1775 | return -1; | |
1776 | } | |
1777 | ||
1778 | *size = len; | |
1779 | return 0; | |
1780 | } | |
1781 | ||
1782 | /** | |
1783 | * fit_image_hash_get_algo - get hash algorithm name | |
1784 | * @fit: pointer to the FIT format image header | |
1785 | * @noffset: hash node offset | |
1786 | * @algo: double pointer to char, will hold pointer to the algorithm name | |
1787 | * | |
1788 | * fit_image_hash_get_algo() finds hash algorithm property in a given hash node. | |
1789 | * If the property is found its data start address is returned to the caller. | |
1790 | * | |
1791 | * returns: | |
1792 | * 0, on success | |
1793 | * -1, on failure | |
1794 | */ | |
1795 | int fit_image_hash_get_algo (const void *fit, int noffset, char **algo) | |
1796 | { | |
1797 | int len; | |
1798 | ||
1799 | *algo = (char *)fdt_getprop (fit, noffset, FIT_ALGO_PROP, &len); | |
1800 | if (*algo == NULL) { | |
1801 | fit_get_debug (fit, noffset, FIT_ALGO_PROP, len); | |
1802 | return -1; | |
1803 | } | |
1804 | ||
1805 | return 0; | |
1806 | } | |
1807 | ||
1808 | /** | |
1809 | * fit_image_hash_get_value - get hash value and length | |
1810 | * @fit: pointer to the FIT format image header | |
1811 | * @noffset: hash node offset | |
1812 | * @value: double pointer to uint8_t, will hold address of a hash value data | |
1813 | * @value_len: pointer to an int, will hold hash data length | |
1814 | * | |
1815 | * fit_image_hash_get_value() finds hash value property in a given hash node. | |
1816 | * If the property is found its data start address and size are returned to | |
1817 | * the caller. | |
1818 | * | |
1819 | * returns: | |
1820 | * 0, on success | |
1821 | * -1, on failure | |
1822 | */ | |
1823 | int fit_image_hash_get_value (const void *fit, int noffset, uint8_t **value, | |
1824 | int *value_len) | |
1825 | { | |
1826 | int len; | |
1827 | ||
1828 | *value = (uint8_t *)fdt_getprop (fit, noffset, FIT_VALUE_PROP, &len); | |
1829 | if (*value == NULL) { | |
1830 | fit_get_debug (fit, noffset, FIT_VALUE_PROP, len); | |
1831 | *value_len = 0; | |
1832 | return -1; | |
1833 | } | |
1834 | ||
1835 | *value_len = len; | |
1836 | return 0; | |
1837 | } | |
1838 | ||
1839 | /** | |
1840 | * fit_set_timestamp - set node timestamp property | |
1841 | * @fit: pointer to the FIT format image header | |
1842 | * @noffset: node offset | |
1843 | * @timestamp: timestamp value to be set | |
1844 | * | |
1845 | * fit_set_timestamp() attempts to set timestamp property in the requested | |
1846 | * node and returns operation status to the caller. | |
1847 | * | |
1848 | * returns: | |
1849 | * 0, on success | |
1850 | * -1, on property read failure | |
1851 | */ | |
1852 | int fit_set_timestamp (void *fit, int noffset, time_t timestamp) | |
1853 | { | |
1854 | uint32_t t; | |
1855 | int ret; | |
1856 | ||
1857 | t = cpu_to_uimage (timestamp); | |
1858 | ret = fdt_setprop (fit, noffset, FIT_TIMESTAMP_PROP, &t, | |
1859 | sizeof (uint32_t)); | |
1860 | if (ret) { | |
1861 | printf ("Can't set '%s' property for '%s' node (%s)\n", | |
1862 | FIT_TIMESTAMP_PROP, fit_get_name (fit, noffset, NULL), | |
1863 | fdt_strerror (ret)); | |
1864 | return -1; | |
1865 | } | |
1866 | ||
1867 | return 0; | |
1868 | } | |
1869 | ||
1870 | /** | |
1871 | * calculate_hash - calculate and return hash for provided input data | |
1872 | * @data: pointer to the input data | |
1873 | * @data_len: data length | |
1874 | * @algo: requested hash algorithm | |
1875 | * @value: pointer to the char, will hold hash value data (caller must | |
1876 | * allocate enough free space) | |
1877 | * value_len: length of the calculated hash | |
1878 | * | |
1879 | * calculate_hash() computes input data hash according to the requested algorithm. | |
1880 | * Resulting hash value is placed in caller provided 'value' buffer, length | |
1881 | * of the calculated hash is returned via value_len pointer argument. | |
1882 | * | |
1883 | * returns: | |
1884 | * 0, on success | |
1885 | * -1, when algo is unsupported | |
1886 | */ | |
1887 | static int calculate_hash (const void *data, int data_len, const char *algo, | |
1888 | uint8_t *value, int *value_len) | |
1889 | { | |
1890 | if (strcmp (algo, "crc32") == 0 ) { | |
1891 | *((uint32_t *)value) = crc32_wd (0, data, data_len, | |
1892 | CHUNKSZ_CRC32); | |
1893 | *((uint32_t *)value) = cpu_to_uimage (*((uint32_t *)value)); | |
1894 | *value_len = 4; | |
1895 | } else if (strcmp (algo, "sha1") == 0 ) { | |
1896 | sha1_csum_wd ((unsigned char *) data, data_len, | |
1897 | (unsigned char *) value, CHUNKSZ_SHA1); | |
1898 | *value_len = 20; | |
1899 | } else if (strcmp (algo, "md5") == 0 ) { | |
1900 | md5_wd ((unsigned char *)data, data_len, value, CHUNKSZ_MD5); | |
1901 | *value_len = 16; | |
1902 | } else { | |
1903 | debug ("Unsupported hash alogrithm\n"); | |
1904 | return -1; | |
1905 | } | |
1906 | return 0; | |
1907 | } | |
1908 | ||
1909 | #ifdef USE_HOSTCC | |
1910 | /** | |
1911 | * fit_set_hashes - process FIT component image nodes and calculate hashes | |
1912 | * @fit: pointer to the FIT format image header | |
1913 | * | |
1914 | * fit_set_hashes() adds hash values for all component images in the FIT blob. | |
1915 | * Hashes are calculated for all component images which have hash subnodes | |
1916 | * with algorithm property set to one of the supported hash algorithms. | |
1917 | * | |
1918 | * returns | |
1919 | * 0, on success | |
1920 | * libfdt error code, on failure | |
1921 | */ | |
1922 | int fit_set_hashes (void *fit) | |
1923 | { | |
1924 | int images_noffset; | |
1925 | int noffset; | |
1926 | int ndepth; | |
1927 | int ret; | |
1928 | ||
1929 | /* Find images parent node offset */ | |
1930 | images_noffset = fdt_path_offset (fit, FIT_IMAGES_PATH); | |
1931 | if (images_noffset < 0) { | |
1932 | printf ("Can't find images parent node '%s' (%s)\n", | |
1933 | FIT_IMAGES_PATH, fdt_strerror (images_noffset)); | |
1934 | return images_noffset; | |
1935 | } | |
1936 | ||
1937 | /* Process its subnodes, print out component images details */ | |
1938 | for (ndepth = 0, noffset = fdt_next_node (fit, images_noffset, &ndepth); | |
1939 | (noffset >= 0) && (ndepth > 0); | |
1940 | noffset = fdt_next_node (fit, noffset, &ndepth)) { | |
1941 | if (ndepth == 1) { | |
1942 | /* | |
1943 | * Direct child node of the images parent node, | |
1944 | * i.e. component image node. | |
1945 | */ | |
1946 | ret = fit_image_set_hashes (fit, noffset); | |
1947 | if (ret) | |
1948 | return ret; | |
1949 | } | |
1950 | } | |
1951 | ||
1952 | return 0; | |
1953 | } | |
1954 | ||
1955 | /** | |
1956 | * fit_image_set_hashes - calculate/set hashes for given component image node | |
1957 | * @fit: pointer to the FIT format image header | |
1958 | * @image_noffset: requested component image node | |
1959 | * | |
1960 | * fit_image_set_hashes() adds hash values for an component image node. All | |
1961 | * existing hash subnodes are checked, if algorithm property is set to one of | |
1962 | * the supported hash algorithms, hash value is computed and corresponding | |
1963 | * hash node property is set, for example: | |
1964 | * | |
1965 | * Input component image node structure: | |
1966 | * | |
1967 | * o image@1 (at image_noffset) | |
1968 | * | - data = [binary data] | |
1969 | * o hash@1 | |
1970 | * |- algo = "sha1" | |
1971 | * | |
1972 | * Output component image node structure: | |
1973 | * | |
1974 | * o image@1 (at image_noffset) | |
1975 | * | - data = [binary data] | |
1976 | * o hash@1 | |
1977 | * |- algo = "sha1" | |
1978 | * |- value = sha1(data) | |
1979 | * | |
1980 | * returns: | |
1981 | * 0 on sucess | |
1982 | * <0 on failure | |
1983 | */ | |
1984 | int fit_image_set_hashes (void *fit, int image_noffset) | |
1985 | { | |
1986 | const void *data; | |
1987 | size_t size; | |
1988 | char *algo; | |
1989 | uint8_t value[FIT_MAX_HASH_LEN]; | |
1990 | int value_len; | |
1991 | int noffset; | |
1992 | int ndepth; | |
1993 | ||
1994 | /* Get image data and data length */ | |
1995 | if (fit_image_get_data (fit, image_noffset, &data, &size)) { | |
1996 | printf ("Can't get image data/size\n"); | |
1997 | return -1; | |
1998 | } | |
1999 | ||
2000 | /* Process all hash subnodes of the component image node */ | |
2001 | for (ndepth = 0, noffset = fdt_next_node (fit, image_noffset, &ndepth); | |
2002 | (noffset >= 0) && (ndepth > 0); | |
2003 | noffset = fdt_next_node (fit, noffset, &ndepth)) { | |
2004 | if (ndepth == 1) { | |
2005 | /* Direct child node of the component image node */ | |
2006 | ||
2007 | /* | |
2008 | * Check subnode name, must be equal to "hash". | |
2009 | * Multiple hash nodes require unique unit node | |
2010 | * names, e.g. hash@1, hash@2, etc. | |
2011 | */ | |
2012 | if (strncmp (fit_get_name(fit, noffset, NULL), | |
2013 | FIT_HASH_NODENAME, | |
2014 | strlen(FIT_HASH_NODENAME)) != 0) { | |
2015 | /* Not a hash subnode, skip it */ | |
2016 | continue; | |
2017 | } | |
2018 | ||
2019 | if (fit_image_hash_get_algo (fit, noffset, &algo)) { | |
2020 | printf ("Can't get hash algo property for " | |
2021 | "'%s' hash node in '%s' image node\n", | |
2022 | fit_get_name (fit, noffset, NULL), | |
2023 | fit_get_name (fit, image_noffset, NULL)); | |
2024 | return -1; | |
2025 | } | |
2026 | ||
2027 | if (calculate_hash (data, size, algo, value, &value_len)) { | |
2028 | printf ("Unsupported hash algorithm (%s) for " | |
2029 | "'%s' hash node in '%s' image node\n", | |
2030 | algo, fit_get_name (fit, noffset, NULL), | |
2031 | fit_get_name (fit, image_noffset, NULL)); | |
2032 | return -1; | |
2033 | } | |
2034 | ||
2035 | if (fit_image_hash_set_value (fit, noffset, value, | |
2036 | value_len)) { | |
2037 | printf ("Can't set hash value for " | |
2038 | "'%s' hash node in '%s' image node\n", | |
2039 | fit_get_name (fit, noffset, NULL), | |
2040 | fit_get_name (fit, image_noffset, NULL)); | |
2041 | return -1; | |
2042 | } | |
2043 | } | |
2044 | } | |
2045 | ||
2046 | return 0; | |
2047 | } | |
2048 | ||
2049 | /** | |
2050 | * fit_image_hash_set_value - set hash value in requested has node | |
2051 | * @fit: pointer to the FIT format image header | |
2052 | * @noffset: hash node offset | |
2053 | * @value: hash value to be set | |
2054 | * @value_len: hash value length | |
2055 | * | |
2056 | * fit_image_hash_set_value() attempts to set hash value in a node at offset | |
2057 | * given and returns operation status to the caller. | |
2058 | * | |
2059 | * returns | |
2060 | * 0, on success | |
2061 | * -1, on failure | |
2062 | */ | |
2063 | int fit_image_hash_set_value (void *fit, int noffset, uint8_t *value, | |
2064 | int value_len) | |
2065 | { | |
2066 | int ret; | |
2067 | ||
2068 | ret = fdt_setprop (fit, noffset, FIT_VALUE_PROP, value, value_len); | |
2069 | if (ret) { | |
2070 | printf ("Can't set hash '%s' property for '%s' node (%s)\n", | |
2071 | FIT_VALUE_PROP, fit_get_name (fit, noffset, NULL), | |
2072 | fdt_strerror (ret)); | |
2073 | return -1; | |
2074 | } | |
2075 | ||
2076 | return 0; | |
2077 | } | |
2078 | #endif /* USE_HOSTCC */ | |
2079 | ||
2080 | /** | |
2081 | * fit_image_check_hashes - verify data intergity | |
2082 | * @fit: pointer to the FIT format image header | |
2083 | * @image_noffset: component image node offset | |
2084 | * | |
2085 | * fit_image_check_hashes() goes over component image hash nodes, | |
2086 | * re-calculates each data hash and compares with the value stored in hash | |
2087 | * node. | |
2088 | * | |
2089 | * returns: | |
2090 | * 1, if all hashes are valid | |
2091 | * 0, otherwise (or on error) | |
2092 | */ | |
2093 | int fit_image_check_hashes (const void *fit, int image_noffset) | |
2094 | { | |
2095 | const void *data; | |
2096 | size_t size; | |
2097 | char *algo; | |
2098 | uint8_t *fit_value; | |
2099 | int fit_value_len; | |
2100 | uint8_t value[FIT_MAX_HASH_LEN]; | |
2101 | int value_len; | |
2102 | int noffset; | |
2103 | int ndepth; | |
2104 | char *err_msg = ""; | |
2105 | ||
2106 | /* Get image data and data length */ | |
2107 | if (fit_image_get_data (fit, image_noffset, &data, &size)) { | |
2108 | printf ("Can't get image data/size\n"); | |
2109 | return 0; | |
2110 | } | |
2111 | ||
2112 | /* Process all hash subnodes of the component image node */ | |
2113 | for (ndepth = 0, noffset = fdt_next_node (fit, image_noffset, &ndepth); | |
2114 | (noffset >= 0) && (ndepth > 0); | |
2115 | noffset = fdt_next_node (fit, noffset, &ndepth)) { | |
2116 | if (ndepth == 1) { | |
2117 | /* Direct child node of the component image node */ | |
2118 | ||
2119 | /* | |
2120 | * Check subnode name, must be equal to "hash". | |
2121 | * Multiple hash nodes require unique unit node | |
2122 | * names, e.g. hash@1, hash@2, etc. | |
2123 | */ | |
2124 | if (strncmp (fit_get_name(fit, noffset, NULL), | |
2125 | FIT_HASH_NODENAME, | |
2126 | strlen(FIT_HASH_NODENAME)) != 0) | |
2127 | continue; | |
2128 | ||
2129 | if (fit_image_hash_get_algo (fit, noffset, &algo)) { | |
2130 | err_msg = "Can't get hash algo property"; | |
2131 | goto error; | |
2132 | } | |
2133 | printf ("%s", algo); | |
2134 | ||
2135 | if (fit_image_hash_get_value (fit, noffset, &fit_value, | |
2136 | &fit_value_len)) { | |
2137 | err_msg = "Can't get hash value property"; | |
2138 | goto error; | |
2139 | } | |
2140 | ||
2141 | if (calculate_hash (data, size, algo, value, &value_len)) { | |
2142 | err_msg = "Unsupported hash algorithm"; | |
2143 | goto error; | |
2144 | } | |
2145 | ||
2146 | if (value_len != fit_value_len) { | |
2147 | err_msg = "Bad hash value len"; | |
2148 | goto error; | |
2149 | } else if (memcmp (value, fit_value, value_len) != 0) { | |
2150 | err_msg = "Bad hash value"; | |
2151 | goto error; | |
2152 | } | |
2153 | printf ("+ "); | |
2154 | } | |
2155 | } | |
2156 | ||
2157 | return 1; | |
2158 | ||
2159 | error: | |
2160 | printf ("%s for '%s' hash node in '%s' image node\n", | |
2161 | err_msg, fit_get_name (fit, noffset, NULL), | |
2162 | fit_get_name (fit, image_noffset, NULL)); | |
2163 | return 0; | |
2164 | } | |
2165 | ||
2166 | /** | |
2167 | * fit_image_check_os - check whether image node is of a given os type | |
2168 | * @fit: pointer to the FIT format image header | |
2169 | * @noffset: component image node offset | |
2170 | * @os: requested image os | |
2171 | * | |
2172 | * fit_image_check_os() reads image os property and compares its numeric | |
2173 | * id with the requested os. Comparison result is returned to the caller. | |
2174 | * | |
2175 | * returns: | |
2176 | * 1 if image is of given os type | |
2177 | * 0 otherwise (or on error) | |
2178 | */ | |
2179 | int fit_image_check_os (const void *fit, int noffset, uint8_t os) | |
2180 | { | |
2181 | uint8_t image_os; | |
2182 | ||
2183 | if (fit_image_get_os (fit, noffset, &image_os)) | |
2184 | return 0; | |
2185 | return (os == image_os); | |
2186 | } | |
2187 | ||
2188 | /** | |
2189 | * fit_image_check_arch - check whether image node is of a given arch | |
2190 | * @fit: pointer to the FIT format image header | |
2191 | * @noffset: component image node offset | |
2192 | * @arch: requested imagearch | |
2193 | * | |
2194 | * fit_image_check_arch() reads image arch property and compares its numeric | |
2195 | * id with the requested arch. Comparison result is returned to the caller. | |
2196 | * | |
2197 | * returns: | |
2198 | * 1 if image is of given arch | |
2199 | * 0 otherwise (or on error) | |
2200 | */ | |
2201 | int fit_image_check_arch (const void *fit, int noffset, uint8_t arch) | |
2202 | { | |
2203 | uint8_t image_arch; | |
2204 | ||
2205 | if (fit_image_get_arch (fit, noffset, &image_arch)) | |
2206 | return 0; | |
2207 | return (arch == image_arch); | |
2208 | } | |
2209 | ||
2210 | /** | |
2211 | * fit_image_check_type - check whether image node is of a given type | |
2212 | * @fit: pointer to the FIT format image header | |
2213 | * @noffset: component image node offset | |
2214 | * @type: requested image type | |
2215 | * | |
2216 | * fit_image_check_type() reads image type property and compares its numeric | |
2217 | * id with the requested type. Comparison result is returned to the caller. | |
2218 | * | |
2219 | * returns: | |
2220 | * 1 if image is of given type | |
2221 | * 0 otherwise (or on error) | |
2222 | */ | |
2223 | int fit_image_check_type (const void *fit, int noffset, uint8_t type) | |
2224 | { | |
2225 | uint8_t image_type; | |
2226 | ||
2227 | if (fit_image_get_type (fit, noffset, &image_type)) | |
2228 | return 0; | |
2229 | return (type == image_type); | |
2230 | } | |
2231 | ||
2232 | /** | |
2233 | * fit_image_check_comp - check whether image node uses given compression | |
2234 | * @fit: pointer to the FIT format image header | |
2235 | * @noffset: component image node offset | |
2236 | * @comp: requested image compression type | |
2237 | * | |
2238 | * fit_image_check_comp() reads image compression property and compares its | |
2239 | * numeric id with the requested compression type. Comparison result is | |
2240 | * returned to the caller. | |
2241 | * | |
2242 | * returns: | |
2243 | * 1 if image uses requested compression | |
2244 | * 0 otherwise (or on error) | |
2245 | */ | |
2246 | int fit_image_check_comp (const void *fit, int noffset, uint8_t comp) | |
2247 | { | |
2248 | uint8_t image_comp; | |
2249 | ||
2250 | if (fit_image_get_comp (fit, noffset, &image_comp)) | |
2251 | return 0; | |
2252 | return (comp == image_comp); | |
2253 | } | |
2254 | ||
2255 | /** | |
2256 | * fit_check_format - sanity check FIT image format | |
2257 | * @fit: pointer to the FIT format image header | |
2258 | * | |
2259 | * fit_check_format() runs a basic sanity FIT image verification. | |
2260 | * Routine checks for mandatory properties, nodes, etc. | |
2261 | * | |
2262 | * returns: | |
2263 | * 1, on success | |
2264 | * 0, on failure | |
2265 | */ | |
2266 | int fit_check_format (const void *fit) | |
2267 | { | |
2268 | /* mandatory / node 'description' property */ | |
2269 | if (fdt_getprop (fit, 0, FIT_DESC_PROP, NULL) == NULL) { | |
2270 | debug ("Wrong FIT format: no description\n"); | |
2271 | return 0; | |
2272 | } | |
2273 | ||
2274 | #if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || defined(USE_HOSTCC) | |
2275 | /* mandatory / node 'timestamp' property */ | |
2276 | if (fdt_getprop (fit, 0, FIT_TIMESTAMP_PROP, NULL) == NULL) { | |
2277 | debug ("Wrong FIT format: no description\n"); | |
2278 | return 0; | |
2279 | } | |
2280 | #endif | |
2281 | ||
2282 | /* mandatory subimages parent '/images' node */ | |
2283 | if (fdt_path_offset (fit, FIT_IMAGES_PATH) < 0) { | |
2284 | debug ("Wrong FIT format: no images parent node\n"); | |
2285 | return 0; | |
2286 | } | |
2287 | ||
2288 | return 1; | |
2289 | } | |
2290 | ||
2291 | /** | |
2292 | * fit_conf_get_node - get node offset for configuration of a given unit name | |
2293 | * @fit: pointer to the FIT format image header | |
2294 | * @conf_uname: configuration node unit name | |
2295 | * | |
2296 | * fit_conf_get_node() finds a configuration (withing the '/configurations' | |
2297 | * parant node) of a provided unit name. If configuration is found its node offset | |
2298 | * is returned to the caller. | |
2299 | * | |
2300 | * When NULL is provided in second argument fit_conf_get_node() will search | |
2301 | * for a default configuration node instead. Default configuration node unit name | |
2302 | * is retrived from FIT_DEFAULT_PROP property of the '/configurations' node. | |
2303 | * | |
2304 | * returns: | |
2305 | * configuration node offset when found (>=0) | |
2306 | * negative number on failure (FDT_ERR_* code) | |
2307 | */ | |
2308 | int fit_conf_get_node (const void *fit, const char *conf_uname) | |
2309 | { | |
2310 | int noffset, confs_noffset; | |
2311 | int len; | |
2312 | ||
2313 | confs_noffset = fdt_path_offset (fit, FIT_CONFS_PATH); | |
2314 | if (confs_noffset < 0) { | |
2315 | debug ("Can't find configurations parent node '%s' (%s)\n", | |
2316 | FIT_CONFS_PATH, fdt_strerror (confs_noffset)); | |
2317 | return confs_noffset; | |
2318 | } | |
2319 | ||
2320 | if (conf_uname == NULL) { | |
2321 | /* get configuration unit name from the default property */ | |
2322 | debug ("No configuration specified, trying default...\n"); | |
2323 | conf_uname = (char *)fdt_getprop (fit, confs_noffset, FIT_DEFAULT_PROP, &len); | |
2324 | if (conf_uname == NULL) { | |
2325 | fit_get_debug (fit, confs_noffset, FIT_DEFAULT_PROP, len); | |
2326 | return len; | |
2327 | } | |
2328 | debug ("Found default configuration: '%s'\n", conf_uname); | |
2329 | } | |
2330 | ||
2331 | noffset = fdt_subnode_offset (fit, confs_noffset, conf_uname); | |
2332 | if (noffset < 0) { | |
2333 | debug ("Can't get node offset for configuration unit name: '%s' (%s)\n", | |
2334 | conf_uname, fdt_strerror (noffset)); | |
2335 | } | |
2336 | ||
2337 | return noffset; | |
2338 | } | |
2339 | ||
2340 | static int __fit_conf_get_prop_node (const void *fit, int noffset, | |
2341 | const char *prop_name) | |
2342 | { | |
2343 | char *uname; | |
2344 | int len; | |
2345 | ||
2346 | /* get kernel image unit name from configuration kernel property */ | |
2347 | uname = (char *)fdt_getprop (fit, noffset, prop_name, &len); | |
2348 | if (uname == NULL) | |
2349 | return len; | |
2350 | ||
2351 | return fit_image_get_node (fit, uname); | |
2352 | } | |
2353 | ||
2354 | /** | |
2355 | * fit_conf_get_kernel_node - get kernel image node offset that corresponds to | |
2356 | * a given configuration | |
2357 | * @fit: pointer to the FIT format image header | |
2358 | * @noffset: configuration node offset | |
2359 | * | |
2360 | * fit_conf_get_kernel_node() retrives kernel image node unit name from | |
2361 | * configuration FIT_KERNEL_PROP property and translates it to the node | |
2362 | * offset. | |
2363 | * | |
2364 | * returns: | |
2365 | * image node offset when found (>=0) | |
2366 | * negative number on failure (FDT_ERR_* code) | |
2367 | */ | |
2368 | int fit_conf_get_kernel_node (const void *fit, int noffset) | |
2369 | { | |
2370 | return __fit_conf_get_prop_node (fit, noffset, FIT_KERNEL_PROP); | |
2371 | } | |
2372 | ||
2373 | /** | |
2374 | * fit_conf_get_ramdisk_node - get ramdisk image node offset that corresponds to | |
2375 | * a given configuration | |
2376 | * @fit: pointer to the FIT format image header | |
2377 | * @noffset: configuration node offset | |
2378 | * | |
2379 | * fit_conf_get_ramdisk_node() retrives ramdisk image node unit name from | |
2380 | * configuration FIT_KERNEL_PROP property and translates it to the node | |
2381 | * offset. | |
2382 | * | |
2383 | * returns: | |
2384 | * image node offset when found (>=0) | |
2385 | * negative number on failure (FDT_ERR_* code) | |
2386 | */ | |
2387 | int fit_conf_get_ramdisk_node (const void *fit, int noffset) | |
2388 | { | |
2389 | return __fit_conf_get_prop_node (fit, noffset, FIT_RAMDISK_PROP); | |
2390 | } | |
2391 | ||
2392 | /** | |
2393 | * fit_conf_get_fdt_node - get fdt image node offset that corresponds to | |
2394 | * a given configuration | |
2395 | * @fit: pointer to the FIT format image header | |
2396 | * @noffset: configuration node offset | |
2397 | * | |
2398 | * fit_conf_get_fdt_node() retrives fdt image node unit name from | |
2399 | * configuration FIT_KERNEL_PROP property and translates it to the node | |
2400 | * offset. | |
2401 | * | |
2402 | * returns: | |
2403 | * image node offset when found (>=0) | |
2404 | * negative number on failure (FDT_ERR_* code) | |
2405 | */ | |
2406 | int fit_conf_get_fdt_node (const void *fit, int noffset) | |
2407 | { | |
2408 | return __fit_conf_get_prop_node (fit, noffset, FIT_FDT_PROP); | |
2409 | } | |
2410 | ||
2411 | /** | |
2412 | * fit_conf_print - prints out the FIT configuration details | |
2413 | * @fit: pointer to the FIT format image header | |
2414 | * @noffset: offset of the configuration node | |
2415 | * @p: pointer to prefix string | |
2416 | * | |
2417 | * fit_conf_print() lists all mandatory properies for the processed | |
2418 | * configuration node. | |
2419 | * | |
2420 | * returns: | |
2421 | * no returned results | |
2422 | */ | |
2423 | void fit_conf_print (const void *fit, int noffset, const char *p) | |
2424 | { | |
2425 | char *desc; | |
2426 | char *uname; | |
2427 | int ret; | |
2428 | ||
2429 | /* Mandatory properties */ | |
2430 | ret = fit_get_desc (fit, noffset, &desc); | |
2431 | printf ("%s Description: ", p); | |
2432 | if (ret) | |
2433 | printf ("unavailable\n"); | |
2434 | else | |
2435 | printf ("%s\n", desc); | |
2436 | ||
2437 | uname = (char *)fdt_getprop (fit, noffset, FIT_KERNEL_PROP, NULL); | |
2438 | printf ("%s Kernel: ", p); | |
2439 | if (uname == NULL) | |
2440 | printf ("unavailable\n"); | |
2441 | else | |
2442 | printf ("%s\n", uname); | |
2443 | ||
2444 | /* Optional properties */ | |
2445 | uname = (char *)fdt_getprop (fit, noffset, FIT_RAMDISK_PROP, NULL); | |
2446 | if (uname) | |
2447 | printf ("%s Init Ramdisk: %s\n", p, uname); | |
2448 | ||
2449 | uname = (char *)fdt_getprop (fit, noffset, FIT_FDT_PROP, NULL); | |
2450 | if (uname) | |
2451 | printf ("%s FDT: %s\n", p, uname); | |
2452 | } | |
2453 | ||
2454 | /** | |
2455 | * fit_check_ramdisk - verify FIT format ramdisk subimage | |
2456 | * @fit_hdr: pointer to the FIT ramdisk header | |
2457 | * @rd_noffset: ramdisk subimage node offset within FIT image | |
2458 | * @arch: requested ramdisk image architecture type | |
2459 | * @verify: data CRC verification flag | |
2460 | * | |
2461 | * fit_check_ramdisk() verifies integrity of the ramdisk subimage and from | |
2462 | * specified FIT image. | |
2463 | * | |
2464 | * returns: | |
2465 | * 1, on success | |
2466 | * 0, on failure | |
2467 | */ | |
2468 | #ifndef USE_HOSTCC | |
2469 | static int fit_check_ramdisk (const void *fit, int rd_noffset, uint8_t arch, int verify) | |
2470 | { | |
2471 | fit_image_print (fit, rd_noffset, " "); | |
2472 | ||
2473 | if (verify) { | |
2474 | puts (" Verifying Hash Integrity ... "); | |
2475 | if (!fit_image_check_hashes (fit, rd_noffset)) { | |
2476 | puts ("Bad Data Hash\n"); | |
2477 | show_boot_progress (-125); | |
2478 | return 0; | |
2479 | } | |
2480 | puts ("OK\n"); | |
2481 | } | |
2482 | ||
2483 | show_boot_progress (126); | |
2484 | if (!fit_image_check_os (fit, rd_noffset, IH_OS_LINUX) || | |
2485 | !fit_image_check_arch (fit, rd_noffset, arch) || | |
2486 | !fit_image_check_type (fit, rd_noffset, IH_TYPE_RAMDISK)) { | |
2487 | printf ("No Linux %s Ramdisk Image\n", | |
2488 | genimg_get_arch_name(arch)); | |
2489 | show_boot_progress (-126); | |
2490 | return 0; | |
2491 | } | |
2492 | ||
2493 | show_boot_progress (127); | |
2494 | return 1; | |
2495 | } | |
2496 | #endif /* USE_HOSTCC */ | |
2497 | #endif /* CONFIG_FIT */ |