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47d1a6e1 | 1 | /* |
15940c9a | 2 | * (C) Copyright 2000-2006 |
47d1a6e1 WD |
3 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
4 | * | |
5 | * See file CREDITS for list of people who contributed to this | |
6 | * project. | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU General Public License as | |
10 | * published by the Free Software Foundation; either version 2 of | |
11 | * the License, or (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
21 | * MA 02111-1307 USA | |
22 | */ | |
23 | ||
24 | /* | |
25 | * Boot support | |
26 | */ | |
27 | #include <common.h> | |
28 | #include <watchdog.h> | |
29 | #include <command.h> | |
47d1a6e1 WD |
30 | #include <image.h> |
31 | #include <malloc.h> | |
32 | #include <zlib.h> | |
c29fdfc1 | 33 | #include <bzlib.h> |
7f70e853 | 34 | #include <environment.h> |
47d1a6e1 | 35 | #include <asm/byteorder.h> |
8bde7f77 | 36 | |
f57f70aa WD |
37 | #ifdef CONFIG_OF_FLAT_TREE |
38 | #include <ft_build.h> | |
39 | #endif | |
40 | ||
d87080b7 WD |
41 | DECLARE_GLOBAL_DATA_PTR; |
42 | ||
8bde7f77 WD |
43 | /*cmd_boot.c*/ |
44 | extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); | |
45 | ||
47d1a6e1 WD |
46 | #if (CONFIG_COMMANDS & CFG_CMD_DATE) || defined(CONFIG_TIMESTAMP) |
47 | #include <rtc.h> | |
48 | #endif | |
49 | ||
50 | #ifdef CFG_HUSH_PARSER | |
51 | #include <hush.h> | |
52 | #endif | |
53 | ||
54 | #ifdef CONFIG_SHOW_BOOT_PROGRESS | |
55 | # include <status_led.h> | |
56 | # define SHOW_BOOT_PROGRESS(arg) show_boot_progress(arg) | |
57 | #else | |
58 | # define SHOW_BOOT_PROGRESS(arg) | |
59 | #endif | |
60 | ||
61 | #ifdef CFG_INIT_RAM_LOCK | |
62 | #include <asm/cache.h> | |
63 | #endif | |
64 | ||
228f29ac WD |
65 | #ifdef CONFIG_LOGBUFFER |
66 | #include <logbuff.h> | |
67 | #endif | |
68 | ||
2abbe075 WD |
69 | #ifdef CONFIG_HAS_DATAFLASH |
70 | #include <dataflash.h> | |
71 | #endif | |
72 | ||
47d1a6e1 WD |
73 | /* |
74 | * Some systems (for example LWMON) have very short watchdog periods; | |
75 | * we must make sure to split long operations like memmove() or | |
76 | * crc32() into reasonable chunks. | |
77 | */ | |
78 | #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG) | |
79 | # define CHUNKSZ (64 * 1024) | |
80 | #endif | |
81 | ||
eedcd078 | 82 | int gunzip (void *, int, unsigned char *, unsigned long *); |
47d1a6e1 WD |
83 | |
84 | static void *zalloc(void *, unsigned, unsigned); | |
85 | static void zfree(void *, void *, unsigned); | |
86 | ||
87 | #if (CONFIG_COMMANDS & CFG_CMD_IMI) | |
88 | static int image_info (unsigned long addr); | |
89 | #endif | |
27b207fd WD |
90 | |
91 | #if (CONFIG_COMMANDS & CFG_CMD_IMLS) | |
92 | #include <flash.h> | |
e6f2e902 | 93 | extern flash_info_t flash_info[]; /* info for FLASH chips */ |
27b207fd WD |
94 | static int do_imls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); |
95 | #endif | |
96 | ||
47d1a6e1 WD |
97 | static void print_type (image_header_t *hdr); |
98 | ||
2262cfee WD |
99 | #ifdef __I386__ |
100 | image_header_t *fake_header(image_header_t *hdr, void *ptr, int size); | |
101 | #endif | |
102 | ||
47d1a6e1 WD |
103 | /* |
104 | * Continue booting an OS image; caller already has: | |
105 | * - copied image header to global variable `header' | |
106 | * - checked header magic number, checksums (both header & image), | |
107 | * - verified image architecture (PPC) and type (KERNEL or MULTI), | |
108 | * - loaded (first part of) image to header load address, | |
109 | * - disabled interrupts. | |
110 | */ | |
111 | typedef void boot_os_Fcn (cmd_tbl_t *cmdtp, int flag, | |
112 | int argc, char *argv[], | |
113 | ulong addr, /* of image to boot */ | |
114 | ulong *len_ptr, /* multi-file image length table */ | |
115 | int verify); /* getenv("verify")[0] != 'n' */ | |
116 | ||
8bde7f77 WD |
117 | #ifdef DEBUG |
118 | extern int do_bdinfo ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); | |
119 | #endif | |
120 | ||
2262cfee | 121 | #ifdef CONFIG_PPC |
47d1a6e1 WD |
122 | static boot_os_Fcn do_bootm_linux; |
123 | #else | |
124 | extern boot_os_Fcn do_bootm_linux; | |
125 | #endif | |
f72da340 WD |
126 | #ifdef CONFIG_SILENT_CONSOLE |
127 | static void fixup_silent_linux (void); | |
128 | #endif | |
47d1a6e1 | 129 | static boot_os_Fcn do_bootm_netbsd; |
d791b1dc | 130 | static boot_os_Fcn do_bootm_rtems; |
47d1a6e1 WD |
131 | #if (CONFIG_COMMANDS & CFG_CMD_ELF) |
132 | static boot_os_Fcn do_bootm_vxworks; | |
133 | static boot_os_Fcn do_bootm_qnxelf; | |
134 | int do_bootvx ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[] ); | |
135 | int do_bootelf (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[] ); | |
136 | #endif /* CFG_CMD_ELF */ | |
7f70e853 WD |
137 | #if defined(CONFIG_ARTOS) && defined(CONFIG_PPC) |
138 | static boot_os_Fcn do_bootm_artos; | |
139 | #endif | |
1f4bb37d WD |
140 | #ifdef CONFIG_LYNXKDI |
141 | static boot_os_Fcn do_bootm_lynxkdi; | |
142 | extern void lynxkdi_boot( image_header_t * ); | |
143 | #endif | |
47d1a6e1 | 144 | |
15940c9a SR |
145 | #ifndef CFG_BOOTM_LEN |
146 | #define CFG_BOOTM_LEN 0x800000 /* use 8MByte as default max gunzip size */ | |
147 | #endif | |
148 | ||
47d1a6e1 WD |
149 | image_header_t header; |
150 | ||
151 | ulong load_addr = CFG_LOAD_ADDR; /* Default Load Address */ | |
152 | ||
153 | int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
154 | { | |
155 | ulong iflag; | |
156 | ulong addr; | |
157 | ulong data, len, checksum; | |
158 | ulong *len_ptr; | |
15940c9a | 159 | uint unc_len = CFG_BOOTM_LEN; |
47d1a6e1 WD |
160 | int i, verify; |
161 | char *name, *s; | |
b13fb01a | 162 | int (*appl)(int, char *[]); |
47d1a6e1 WD |
163 | image_header_t *hdr = &header; |
164 | ||
165 | s = getenv ("verify"); | |
166 | verify = (s && (*s == 'n')) ? 0 : 1; | |
167 | ||
168 | if (argc < 2) { | |
169 | addr = load_addr; | |
170 | } else { | |
171 | addr = simple_strtoul(argv[1], NULL, 16); | |
172 | } | |
173 | ||
174 | SHOW_BOOT_PROGRESS (1); | |
175 | printf ("## Booting image at %08lx ...\n", addr); | |
176 | ||
177 | /* Copy header so we can blank CRC field for re-calculation */ | |
2abbe075 WD |
178 | #ifdef CONFIG_HAS_DATAFLASH |
179 | if (addr_dataflash(addr)){ | |
180 | read_dataflash(addr, sizeof(image_header_t), (char *)&header); | |
181 | } else | |
182 | #endif | |
47d1a6e1 WD |
183 | memmove (&header, (char *)addr, sizeof(image_header_t)); |
184 | ||
185 | if (ntohl(hdr->ih_magic) != IH_MAGIC) { | |
2262cfee WD |
186 | #ifdef __I386__ /* correct image format not implemented yet - fake it */ |
187 | if (fake_header(hdr, (void*)addr, -1) != NULL) { | |
188 | /* to compensate for the addition below */ | |
189 | addr -= sizeof(image_header_t); | |
190 | /* turnof verify, | |
191 | * fake_header() does not fake the data crc | |
192 | */ | |
193 | verify = 0; | |
194 | } else | |
195 | #endif /* __I386__ */ | |
196 | { | |
4b9206ed | 197 | puts ("Bad Magic Number\n"); |
47d1a6e1 WD |
198 | SHOW_BOOT_PROGRESS (-1); |
199 | return 1; | |
2262cfee | 200 | } |
47d1a6e1 WD |
201 | } |
202 | SHOW_BOOT_PROGRESS (2); | |
203 | ||
204 | data = (ulong)&header; | |
205 | len = sizeof(image_header_t); | |
206 | ||
207 | checksum = ntohl(hdr->ih_hcrc); | |
208 | hdr->ih_hcrc = 0; | |
209 | ||
77ddac94 | 210 | if (crc32 (0, (uchar *)data, len) != checksum) { |
4b9206ed | 211 | puts ("Bad Header Checksum\n"); |
47d1a6e1 WD |
212 | SHOW_BOOT_PROGRESS (-2); |
213 | return 1; | |
214 | } | |
215 | SHOW_BOOT_PROGRESS (3); | |
216 | ||
bccae903 WD |
217 | #ifdef CONFIG_HAS_DATAFLASH |
218 | if (addr_dataflash(addr)){ | |
219 | len = ntohl(hdr->ih_size) + sizeof(image_header_t); | |
220 | read_dataflash(addr, len, (char *)CFG_LOAD_ADDR); | |
221 | addr = CFG_LOAD_ADDR; | |
222 | } | |
223 | #endif | |
224 | ||
225 | ||
47d1a6e1 | 226 | /* for multi-file images we need the data part, too */ |
a57a496f | 227 | print_image_hdr ((image_header_t *)addr); |
47d1a6e1 WD |
228 | |
229 | data = addr + sizeof(image_header_t); | |
230 | len = ntohl(hdr->ih_size); | |
231 | ||
232 | if (verify) { | |
4b9206ed | 233 | puts (" Verifying Checksum ... "); |
77ddac94 | 234 | if (crc32 (0, (uchar *)data, len) != ntohl(hdr->ih_dcrc)) { |
47d1a6e1 WD |
235 | printf ("Bad Data CRC\n"); |
236 | SHOW_BOOT_PROGRESS (-3); | |
237 | return 1; | |
238 | } | |
4b9206ed | 239 | puts ("OK\n"); |
47d1a6e1 WD |
240 | } |
241 | SHOW_BOOT_PROGRESS (4); | |
242 | ||
243 | len_ptr = (ulong *)data; | |
244 | ||
2262cfee WD |
245 | #if defined(__PPC__) |
246 | if (hdr->ih_arch != IH_CPU_PPC) | |
247 | #elif defined(__ARM__) | |
248 | if (hdr->ih_arch != IH_CPU_ARM) | |
249 | #elif defined(__I386__) | |
250 | if (hdr->ih_arch != IH_CPU_I386) | |
6069ff26 | 251 | #elif defined(__mips__) |
8bde7f77 | 252 | if (hdr->ih_arch != IH_CPU_MIPS) |
4a551709 WD |
253 | #elif defined(__nios__) |
254 | if (hdr->ih_arch != IH_CPU_NIOS) | |
4e5ca3eb WD |
255 | #elif defined(__M68K__) |
256 | if (hdr->ih_arch != IH_CPU_M68K) | |
507bbe3e WD |
257 | #elif defined(__microblaze__) |
258 | if (hdr->ih_arch != IH_CPU_MICROBLAZE) | |
5c952cf0 WD |
259 | #elif defined(__nios2__) |
260 | if (hdr->ih_arch != IH_CPU_NIOS2) | |
0afe519a WD |
261 | #elif defined(__blackfin__) |
262 | if (hdr->ih_arch != IH_CPU_BLACKFIN) | |
2262cfee WD |
263 | #else |
264 | # error Unknown CPU type | |
265 | #endif | |
266 | { | |
267 | printf ("Unsupported Architecture 0x%x\n", hdr->ih_arch); | |
47d1a6e1 WD |
268 | SHOW_BOOT_PROGRESS (-4); |
269 | return 1; | |
270 | } | |
271 | SHOW_BOOT_PROGRESS (5); | |
272 | ||
273 | switch (hdr->ih_type) { | |
b13fb01a WD |
274 | case IH_TYPE_STANDALONE: |
275 | name = "Standalone Application"; | |
276 | /* A second argument overwrites the load address */ | |
277 | if (argc > 2) { | |
b2532eff | 278 | hdr->ih_load = htonl(simple_strtoul(argv[2], NULL, 16)); |
b13fb01a WD |
279 | } |
280 | break; | |
281 | case IH_TYPE_KERNEL: | |
282 | name = "Kernel Image"; | |
283 | break; | |
d4ca31c4 | 284 | case IH_TYPE_MULTI: |
b13fb01a WD |
285 | name = "Multi-File Image"; |
286 | len = ntohl(len_ptr[0]); | |
287 | /* OS kernel is always the first image */ | |
288 | data += 8; /* kernel_len + terminator */ | |
289 | for (i=1; len_ptr[i]; ++i) | |
290 | data += 4; | |
291 | break; | |
47d1a6e1 WD |
292 | default: printf ("Wrong Image Type for %s command\n", cmdtp->name); |
293 | SHOW_BOOT_PROGRESS (-5); | |
294 | return 1; | |
295 | } | |
296 | SHOW_BOOT_PROGRESS (6); | |
297 | ||
298 | /* | |
299 | * We have reached the point of no return: we are going to | |
300 | * overwrite all exception vector code, so we cannot easily | |
301 | * recover from any failures any more... | |
302 | */ | |
303 | ||
304 | iflag = disable_interrupts(); | |
305 | ||
c7de829c WD |
306 | #ifdef CONFIG_AMIGAONEG3SE |
307 | /* | |
8bde7f77 | 308 | * We've possible left the caches enabled during |
c7de829c WD |
309 | * bios emulation, so turn them off again |
310 | */ | |
311 | icache_disable(); | |
312 | invalidate_l1_instruction_cache(); | |
313 | flush_data_cache(); | |
314 | dcache_disable(); | |
315 | #endif | |
316 | ||
47d1a6e1 WD |
317 | switch (hdr->ih_comp) { |
318 | case IH_COMP_NONE: | |
2262cfee | 319 | if(ntohl(hdr->ih_load) == addr) { |
47d1a6e1 WD |
320 | printf (" XIP %s ... ", name); |
321 | } else { | |
322 | #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG) | |
323 | size_t l = len; | |
324 | void *to = (void *)ntohl(hdr->ih_load); | |
325 | void *from = (void *)data; | |
326 | ||
327 | printf (" Loading %s ... ", name); | |
328 | ||
329 | while (l > 0) { | |
330 | size_t tail = (l > CHUNKSZ) ? CHUNKSZ : l; | |
331 | WATCHDOG_RESET(); | |
332 | memmove (to, from, tail); | |
333 | to += tail; | |
334 | from += tail; | |
335 | l -= tail; | |
336 | } | |
337 | #else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */ | |
338 | memmove ((void *) ntohl(hdr->ih_load), (uchar *)data, len); | |
339 | #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */ | |
340 | } | |
341 | break; | |
342 | case IH_COMP_GZIP: | |
343 | printf (" Uncompressing %s ... ", name); | |
c29fdfc1 | 344 | if (gunzip ((void *)ntohl(hdr->ih_load), unc_len, |
eedcd078 | 345 | (uchar *)data, &len) != 0) { |
4b9206ed | 346 | puts ("GUNZIP ERROR - must RESET board to recover\n"); |
47d1a6e1 WD |
347 | SHOW_BOOT_PROGRESS (-6); |
348 | do_reset (cmdtp, flag, argc, argv); | |
349 | } | |
350 | break; | |
c29fdfc1 WD |
351 | #ifdef CONFIG_BZIP2 |
352 | case IH_COMP_BZIP2: | |
353 | printf (" Uncompressing %s ... ", name); | |
5653fc33 WD |
354 | /* |
355 | * If we've got less than 4 MB of malloc() space, | |
356 | * use slower decompression algorithm which requires | |
357 | * at most 2300 KB of memory. | |
358 | */ | |
c29fdfc1 | 359 | i = BZ2_bzBuffToBuffDecompress ((char*)ntohl(hdr->ih_load), |
5653fc33 WD |
360 | &unc_len, (char *)data, len, |
361 | CFG_MALLOC_LEN < (4096 * 1024), 0); | |
c29fdfc1 WD |
362 | if (i != BZ_OK) { |
363 | printf ("BUNZIP2 ERROR %d - must RESET board to recover\n", i); | |
364 | SHOW_BOOT_PROGRESS (-6); | |
365 | udelay(100000); | |
366 | do_reset (cmdtp, flag, argc, argv); | |
367 | } | |
368 | break; | |
369 | #endif /* CONFIG_BZIP2 */ | |
47d1a6e1 WD |
370 | default: |
371 | if (iflag) | |
372 | enable_interrupts(); | |
373 | printf ("Unimplemented compression type %d\n", hdr->ih_comp); | |
374 | SHOW_BOOT_PROGRESS (-7); | |
375 | return 1; | |
376 | } | |
4b9206ed | 377 | puts ("OK\n"); |
47d1a6e1 WD |
378 | SHOW_BOOT_PROGRESS (7); |
379 | ||
380 | switch (hdr->ih_type) { | |
381 | case IH_TYPE_STANDALONE: | |
47d1a6e1 WD |
382 | if (iflag) |
383 | enable_interrupts(); | |
384 | ||
4a6fd34b WD |
385 | /* load (and uncompress), but don't start if "autostart" |
386 | * is set to "no" | |
387 | */ | |
4a551709 WD |
388 | if (((s = getenv("autostart")) != NULL) && (strcmp(s,"no") == 0)) { |
389 | char buf[32]; | |
390 | sprintf(buf, "%lX", len); | |
391 | setenv("filesize", buf); | |
4a6fd34b | 392 | return 0; |
4a551709 | 393 | } |
b13fb01a WD |
394 | appl = (int (*)(int, char *[]))ntohl(hdr->ih_ep); |
395 | (*appl)(argc-1, &argv[1]); | |
4a6fd34b | 396 | return 0; |
47d1a6e1 WD |
397 | case IH_TYPE_KERNEL: |
398 | case IH_TYPE_MULTI: | |
399 | /* handled below */ | |
400 | break; | |
401 | default: | |
402 | if (iflag) | |
403 | enable_interrupts(); | |
404 | printf ("Can't boot image type %d\n", hdr->ih_type); | |
405 | SHOW_BOOT_PROGRESS (-8); | |
406 | return 1; | |
407 | } | |
408 | SHOW_BOOT_PROGRESS (8); | |
409 | ||
410 | switch (hdr->ih_os) { | |
411 | default: /* handled by (original) Linux case */ | |
412 | case IH_OS_LINUX: | |
f72da340 WD |
413 | #ifdef CONFIG_SILENT_CONSOLE |
414 | fixup_silent_linux(); | |
415 | #endif | |
47d1a6e1 WD |
416 | do_bootm_linux (cmdtp, flag, argc, argv, |
417 | addr, len_ptr, verify); | |
418 | break; | |
419 | case IH_OS_NETBSD: | |
420 | do_bootm_netbsd (cmdtp, flag, argc, argv, | |
421 | addr, len_ptr, verify); | |
422 | break; | |
8bde7f77 | 423 | |
1f4bb37d WD |
424 | #ifdef CONFIG_LYNXKDI |
425 | case IH_OS_LYNXOS: | |
426 | do_bootm_lynxkdi (cmdtp, flag, argc, argv, | |
427 | addr, len_ptr, verify); | |
428 | break; | |
429 | #endif | |
430 | ||
d791b1dc WD |
431 | case IH_OS_RTEMS: |
432 | do_bootm_rtems (cmdtp, flag, argc, argv, | |
433 | addr, len_ptr, verify); | |
434 | break; | |
8bde7f77 | 435 | |
47d1a6e1 WD |
436 | #if (CONFIG_COMMANDS & CFG_CMD_ELF) |
437 | case IH_OS_VXWORKS: | |
438 | do_bootm_vxworks (cmdtp, flag, argc, argv, | |
439 | addr, len_ptr, verify); | |
440 | break; | |
441 | case IH_OS_QNX: | |
442 | do_bootm_qnxelf (cmdtp, flag, argc, argv, | |
443 | addr, len_ptr, verify); | |
444 | break; | |
445 | #endif /* CFG_CMD_ELF */ | |
7f70e853 WD |
446 | #ifdef CONFIG_ARTOS |
447 | case IH_OS_ARTOS: | |
448 | do_bootm_artos (cmdtp, flag, argc, argv, | |
449 | addr, len_ptr, verify); | |
450 | break; | |
451 | #endif | |
47d1a6e1 WD |
452 | } |
453 | ||
454 | SHOW_BOOT_PROGRESS (-9); | |
455 | #ifdef DEBUG | |
4b9206ed | 456 | puts ("\n## Control returned to monitor - resetting...\n"); |
47d1a6e1 WD |
457 | do_reset (cmdtp, flag, argc, argv); |
458 | #endif | |
459 | return 1; | |
460 | } | |
461 | ||
0d498393 WD |
462 | U_BOOT_CMD( |
463 | bootm, CFG_MAXARGS, 1, do_bootm, | |
8bde7f77 WD |
464 | "bootm - boot application image from memory\n", |
465 | "[addr [arg ...]]\n - boot application image stored in memory\n" | |
9d5028c2 WD |
466 | "\tpassing arguments 'arg ...'; when booting a Linux kernel,\n" |
467 | "\t'arg' can be the address of an initrd image\n" | |
8bde7f77 WD |
468 | ); |
469 | ||
f72da340 WD |
470 | #ifdef CONFIG_SILENT_CONSOLE |
471 | static void | |
472 | fixup_silent_linux () | |
473 | { | |
f72da340 WD |
474 | char buf[256], *start, *end; |
475 | char *cmdline = getenv ("bootargs"); | |
476 | ||
477 | /* Only fix cmdline when requested */ | |
478 | if (!(gd->flags & GD_FLG_SILENT)) | |
479 | return; | |
480 | ||
481 | debug ("before silent fix-up: %s\n", cmdline); | |
482 | if (cmdline) { | |
483 | if ((start = strstr (cmdline, "console=")) != NULL) { | |
484 | end = strchr (start, ' '); | |
485 | strncpy (buf, cmdline, (start - cmdline + 8)); | |
486 | if (end) | |
487 | strcpy (buf + (start - cmdline + 8), end); | |
488 | else | |
489 | buf[start - cmdline + 8] = '\0'; | |
490 | } else { | |
491 | strcpy (buf, cmdline); | |
492 | strcat (buf, " console="); | |
493 | } | |
494 | } else { | |
495 | strcpy (buf, "console="); | |
496 | } | |
497 | ||
498 | setenv ("bootargs", buf); | |
499 | debug ("after silent fix-up: %s\n", buf); | |
500 | } | |
501 | #endif /* CONFIG_SILENT_CONSOLE */ | |
502 | ||
f57f70aa WD |
503 | #ifdef CONFIG_OF_FLAT_TREE |
504 | extern const unsigned char oftree_dtb[]; | |
505 | extern const unsigned int oftree_dtb_len; | |
506 | #endif | |
507 | ||
2262cfee | 508 | #ifdef CONFIG_PPC |
47d1a6e1 WD |
509 | static void |
510 | do_bootm_linux (cmd_tbl_t *cmdtp, int flag, | |
511 | int argc, char *argv[], | |
512 | ulong addr, | |
513 | ulong *len_ptr, | |
514 | int verify) | |
515 | { | |
47d1a6e1 WD |
516 | ulong sp; |
517 | ulong len, checksum; | |
518 | ulong initrd_start, initrd_end; | |
519 | ulong cmd_start, cmd_end; | |
520 | ulong initrd_high; | |
521 | ulong data; | |
38b99261 | 522 | int initrd_copy_to_ram = 1; |
47d1a6e1 WD |
523 | char *cmdline; |
524 | char *s; | |
525 | bd_t *kbd; | |
526 | void (*kernel)(bd_t *, ulong, ulong, ulong, ulong); | |
527 | image_header_t *hdr = &header; | |
f57f70aa WD |
528 | #ifdef CONFIG_OF_FLAT_TREE |
529 | char *of_flat_tree; | |
530 | #endif | |
47d1a6e1 WD |
531 | |
532 | if ((s = getenv ("initrd_high")) != NULL) { | |
533 | /* a value of "no" or a similar string will act like 0, | |
534 | * turning the "load high" feature off. This is intentional. | |
535 | */ | |
536 | initrd_high = simple_strtoul(s, NULL, 16); | |
38b99261 WD |
537 | if (initrd_high == ~0) |
538 | initrd_copy_to_ram = 0; | |
228f29ac | 539 | } else { /* not set, no restrictions to load high */ |
47d1a6e1 WD |
540 | initrd_high = ~0; |
541 | } | |
542 | ||
56f94be3 | 543 | #ifdef CONFIG_LOGBUFFER |
6aff3115 | 544 | kbd=gd->bd; |
228f29ac WD |
545 | /* Prevent initrd from overwriting logbuffer */ |
546 | if (initrd_high < (kbd->bi_memsize-LOGBUFF_LEN-LOGBUFF_OVERHEAD)) | |
547 | initrd_high = kbd->bi_memsize-LOGBUFF_LEN-LOGBUFF_OVERHEAD; | |
548 | debug ("## Logbuffer at 0x%08lX ", kbd->bi_memsize-LOGBUFF_LEN); | |
56f94be3 WD |
549 | #endif |
550 | ||
47d1a6e1 WD |
551 | /* |
552 | * Booting a (Linux) kernel image | |
553 | * | |
554 | * Allocate space for command line and board info - the | |
555 | * address should be as high as possible within the reach of | |
556 | * the kernel (see CFG_BOOTMAPSZ settings), but in unused | |
557 | * memory, which means far enough below the current stack | |
558 | * pointer. | |
559 | */ | |
560 | ||
561 | asm( "mr %0,1": "=r"(sp) : ); | |
562 | ||
56f94be3 WD |
563 | debug ("## Current stack ends at 0x%08lX ", sp); |
564 | ||
47d1a6e1 WD |
565 | sp -= 2048; /* just to be sure */ |
566 | if (sp > CFG_BOOTMAPSZ) | |
567 | sp = CFG_BOOTMAPSZ; | |
568 | sp &= ~0xF; | |
569 | ||
56f94be3 WD |
570 | debug ("=> set upper limit to 0x%08lX\n", sp); |
571 | ||
47d1a6e1 WD |
572 | cmdline = (char *)((sp - CFG_BARGSIZE) & ~0xF); |
573 | kbd = (bd_t *)(((ulong)cmdline - sizeof(bd_t)) & ~0xF); | |
574 | ||
575 | if ((s = getenv("bootargs")) == NULL) | |
576 | s = ""; | |
577 | ||
578 | strcpy (cmdline, s); | |
579 | ||
580 | cmd_start = (ulong)&cmdline[0]; | |
581 | cmd_end = cmd_start + strlen(cmdline); | |
582 | ||
583 | *kbd = *(gd->bd); | |
584 | ||
585 | #ifdef DEBUG | |
586 | printf ("## cmdline at 0x%08lX ... 0x%08lX\n", cmd_start, cmd_end); | |
587 | ||
588 | do_bdinfo (NULL, 0, 0, NULL); | |
589 | #endif | |
590 | ||
591 | if ((s = getenv ("clocks_in_mhz")) != NULL) { | |
592 | /* convert all clock information to MHz */ | |
593 | kbd->bi_intfreq /= 1000000L; | |
594 | kbd->bi_busfreq /= 1000000L; | |
983fda83 | 595 | #if defined(CONFIG_MPC8220) |
9d5028c2 WD |
596 | kbd->bi_inpfreq /= 1000000L; |
597 | kbd->bi_pcifreq /= 1000000L; | |
598 | kbd->bi_pevfreq /= 1000000L; | |
599 | kbd->bi_flbfreq /= 1000000L; | |
600 | kbd->bi_vcofreq /= 1000000L; | |
983fda83 | 601 | #endif |
9c4c5ae3 | 602 | #if defined(CONFIG_CPM2) |
47d1a6e1 WD |
603 | kbd->bi_cpmfreq /= 1000000L; |
604 | kbd->bi_brgfreq /= 1000000L; | |
605 | kbd->bi_sccfreq /= 1000000L; | |
606 | kbd->bi_vco /= 1000000L; | |
9c4c5ae3 | 607 | #endif |
cbd8a35c | 608 | #if defined(CONFIG_MPC5xxx) |
945af8d7 WD |
609 | kbd->bi_ipbfreq /= 1000000L; |
610 | kbd->bi_pcifreq /= 1000000L; | |
cbd8a35c | 611 | #endif /* CONFIG_MPC5xxx */ |
47d1a6e1 WD |
612 | } |
613 | ||
dc013d46 | 614 | kernel = (void (*)(bd_t *, ulong, ulong, ulong, ulong)) ntohl(hdr->ih_ep); |
47d1a6e1 WD |
615 | |
616 | /* | |
617 | * Check if there is an initrd image | |
618 | */ | |
619 | if (argc >= 3) { | |
620 | SHOW_BOOT_PROGRESS (9); | |
621 | ||
622 | addr = simple_strtoul(argv[2], NULL, 16); | |
623 | ||
624 | printf ("## Loading RAMDisk Image at %08lx ...\n", addr); | |
625 | ||
626 | /* Copy header so we can blank CRC field for re-calculation */ | |
627 | memmove (&header, (char *)addr, sizeof(image_header_t)); | |
628 | ||
dc013d46 | 629 | if (ntohl(hdr->ih_magic) != IH_MAGIC) { |
4b9206ed | 630 | puts ("Bad Magic Number\n"); |
47d1a6e1 WD |
631 | SHOW_BOOT_PROGRESS (-10); |
632 | do_reset (cmdtp, flag, argc, argv); | |
633 | } | |
634 | ||
635 | data = (ulong)&header; | |
636 | len = sizeof(image_header_t); | |
637 | ||
dc013d46 | 638 | checksum = ntohl(hdr->ih_hcrc); |
47d1a6e1 WD |
639 | hdr->ih_hcrc = 0; |
640 | ||
77ddac94 | 641 | if (crc32 (0, (uchar *)data, len) != checksum) { |
4b9206ed | 642 | puts ("Bad Header Checksum\n"); |
47d1a6e1 WD |
643 | SHOW_BOOT_PROGRESS (-11); |
644 | do_reset (cmdtp, flag, argc, argv); | |
645 | } | |
646 | ||
647 | SHOW_BOOT_PROGRESS (10); | |
648 | ||
649 | print_image_hdr (hdr); | |
650 | ||
651 | data = addr + sizeof(image_header_t); | |
dc013d46 | 652 | len = ntohl(hdr->ih_size); |
47d1a6e1 WD |
653 | |
654 | if (verify) { | |
655 | ulong csum = 0; | |
656 | #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG) | |
657 | ulong cdata = data, edata = cdata + len; | |
658 | #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */ | |
659 | ||
4b9206ed | 660 | puts (" Verifying Checksum ... "); |
47d1a6e1 WD |
661 | |
662 | #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG) | |
663 | ||
664 | while (cdata < edata) { | |
665 | ulong chunk = edata - cdata; | |
666 | ||
667 | if (chunk > CHUNKSZ) | |
668 | chunk = CHUNKSZ; | |
77ddac94 | 669 | csum = crc32 (csum, (uchar *)cdata, chunk); |
47d1a6e1 WD |
670 | cdata += chunk; |
671 | ||
672 | WATCHDOG_RESET(); | |
673 | } | |
674 | #else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */ | |
77ddac94 | 675 | csum = crc32 (0, (uchar *)data, len); |
47d1a6e1 WD |
676 | #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */ |
677 | ||
dc013d46 | 678 | if (csum != ntohl(hdr->ih_dcrc)) { |
4b9206ed | 679 | puts ("Bad Data CRC\n"); |
47d1a6e1 WD |
680 | SHOW_BOOT_PROGRESS (-12); |
681 | do_reset (cmdtp, flag, argc, argv); | |
682 | } | |
4b9206ed | 683 | puts ("OK\n"); |
47d1a6e1 WD |
684 | } |
685 | ||
686 | SHOW_BOOT_PROGRESS (11); | |
687 | ||
688 | if ((hdr->ih_os != IH_OS_LINUX) || | |
689 | (hdr->ih_arch != IH_CPU_PPC) || | |
690 | (hdr->ih_type != IH_TYPE_RAMDISK) ) { | |
4b9206ed | 691 | puts ("No Linux PPC Ramdisk Image\n"); |
47d1a6e1 WD |
692 | SHOW_BOOT_PROGRESS (-13); |
693 | do_reset (cmdtp, flag, argc, argv); | |
694 | } | |
695 | ||
696 | /* | |
697 | * Now check if we have a multifile image | |
698 | */ | |
699 | } else if ((hdr->ih_type==IH_TYPE_MULTI) && (len_ptr[1])) { | |
700 | u_long tail = ntohl(len_ptr[0]) % 4; | |
701 | int i; | |
702 | ||
703 | SHOW_BOOT_PROGRESS (13); | |
704 | ||
705 | /* skip kernel length and terminator */ | |
706 | data = (ulong)(&len_ptr[2]); | |
707 | /* skip any additional image length fields */ | |
708 | for (i=1; len_ptr[i]; ++i) | |
709 | data += 4; | |
710 | /* add kernel length, and align */ | |
711 | data += ntohl(len_ptr[0]); | |
712 | if (tail) { | |
713 | data += 4 - tail; | |
714 | } | |
715 | ||
716 | len = ntohl(len_ptr[1]); | |
717 | ||
718 | } else { | |
719 | /* | |
720 | * no initrd image | |
721 | */ | |
722 | SHOW_BOOT_PROGRESS (14); | |
723 | ||
724 | len = data = 0; | |
725 | } | |
726 | ||
47d1a6e1 | 727 | if (!data) { |
56f94be3 | 728 | debug ("No initrd\n"); |
47d1a6e1 | 729 | } |
47d1a6e1 WD |
730 | |
731 | if (data) { | |
38b99261 WD |
732 | if (!initrd_copy_to_ram) { /* zero-copy ramdisk support */ |
733 | initrd_start = data; | |
734 | initrd_end = initrd_start + len; | |
735 | } else { | |
47d1a6e1 WD |
736 | initrd_start = (ulong)kbd - len; |
737 | initrd_start &= ~(4096 - 1); /* align on page */ | |
738 | ||
739 | if (initrd_high) { | |
740 | ulong nsp; | |
741 | ||
742 | /* | |
743 | * the inital ramdisk does not need to be within | |
744 | * CFG_BOOTMAPSZ as it is not accessed until after | |
745 | * the mm system is initialised. | |
746 | * | |
747 | * do the stack bottom calculation again and see if | |
748 | * the initrd will fit just below the monitor stack | |
749 | * bottom without overwriting the area allocated | |
750 | * above for command line args and board info. | |
751 | */ | |
752 | asm( "mr %0,1": "=r"(nsp) : ); | |
753 | nsp -= 2048; /* just to be sure */ | |
754 | nsp &= ~0xF; | |
755 | if (nsp > initrd_high) /* limit as specified */ | |
756 | nsp = initrd_high; | |
757 | nsp -= len; | |
758 | nsp &= ~(4096 - 1); /* align on page */ | |
759 | if (nsp >= sp) | |
760 | initrd_start = nsp; | |
761 | } | |
762 | ||
763 | SHOW_BOOT_PROGRESS (12); | |
56f94be3 WD |
764 | |
765 | debug ("## initrd at 0x%08lX ... 0x%08lX (len=%ld=0x%lX)\n", | |
47d1a6e1 | 766 | data, data + len - 1, len, len); |
56f94be3 | 767 | |
47d1a6e1 WD |
768 | initrd_end = initrd_start + len; |
769 | printf (" Loading Ramdisk to %08lx, end %08lx ... ", | |
770 | initrd_start, initrd_end); | |
771 | #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG) | |
772 | { | |
773 | size_t l = len; | |
774 | void *to = (void *)initrd_start; | |
775 | void *from = (void *)data; | |
776 | ||
777 | while (l > 0) { | |
778 | size_t tail = (l > CHUNKSZ) ? CHUNKSZ : l; | |
779 | WATCHDOG_RESET(); | |
780 | memmove (to, from, tail); | |
781 | to += tail; | |
782 | from += tail; | |
783 | l -= tail; | |
784 | } | |
785 | } | |
786 | #else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */ | |
787 | memmove ((void *)initrd_start, (void *)data, len); | |
788 | #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */ | |
4b9206ed | 789 | puts ("OK\n"); |
38b99261 | 790 | } |
47d1a6e1 WD |
791 | } else { |
792 | initrd_start = 0; | |
793 | initrd_end = 0; | |
794 | } | |
795 | ||
f57f70aa WD |
796 | #ifdef CONFIG_OF_FLAT_TREE |
797 | if (initrd_start == 0) | |
798 | of_flat_tree = (char *)(((ulong)kbd - OF_FLAT_TREE_MAX_SIZE - | |
799 | sizeof(bd_t)) & ~0xF); | |
800 | else | |
801 | of_flat_tree = (char *)((initrd_start - OF_FLAT_TREE_MAX_SIZE - | |
802 | sizeof(bd_t)) & ~0xF); | |
803 | #endif | |
56f94be3 WD |
804 | |
805 | debug ("## Transferring control to Linux (at address %08lx) ...\n", | |
47d1a6e1 | 806 | (ulong)kernel); |
56f94be3 | 807 | |
47d1a6e1 WD |
808 | SHOW_BOOT_PROGRESS (15); |
809 | ||
f57f70aa WD |
810 | #ifndef CONFIG_OF_FLAT_TREE |
811 | ||
42d1f039 | 812 | #if defined(CFG_INIT_RAM_LOCK) && !defined(CONFIG_E500) |
47d1a6e1 WD |
813 | unlock_ram_in_cache(); |
814 | #endif | |
f57f70aa | 815 | |
47d1a6e1 WD |
816 | /* |
817 | * Linux Kernel Parameters: | |
818 | * r3: ptr to board info data | |
819 | * r4: initrd_start or 0 if no initrd | |
820 | * r5: initrd_end - unused if r4 is 0 | |
821 | * r6: Start of command line string | |
822 | * r7: End of command line string | |
823 | */ | |
824 | (*kernel) (kbd, initrd_start, initrd_end, cmd_start, cmd_end); | |
f57f70aa WD |
825 | |
826 | #else | |
e559a690 | 827 | ft_setup(of_flat_tree, OF_FLAT_TREE_MAX_SIZE, kbd, initrd_start, initrd_end); |
f57f70aa WD |
828 | /* ft_dump_blob(of_flat_tree); */ |
829 | ||
830 | #if defined(CFG_INIT_RAM_LOCK) && !defined(CONFIG_E500) | |
831 | unlock_ram_in_cache(); | |
832 | #endif | |
833 | /* | |
834 | * Linux Kernel Parameters: | |
835 | * r3: ptr to OF flat tree, followed by the board info data | |
e559a690 KG |
836 | * r4: physical pointer to the kernel itself |
837 | * r5: NULL | |
838 | * r6: NULL | |
839 | * r7: NULL | |
f57f70aa | 840 | */ |
e559a690 KG |
841 | if (getenv("disable_of") != NULL) |
842 | (*kernel) ((bd_t *)of_flat_tree, initrd_start, initrd_end, | |
843 | cmd_start, cmd_end); | |
844 | else | |
845 | (*kernel) ((bd_t *)of_flat_tree, (ulong)kernel, 0, 0, 0); | |
f57f70aa WD |
846 | |
847 | #endif | |
47d1a6e1 | 848 | } |
1cb8e980 | 849 | #endif /* CONFIG_PPC */ |
47d1a6e1 WD |
850 | |
851 | static void | |
852 | do_bootm_netbsd (cmd_tbl_t *cmdtp, int flag, | |
853 | int argc, char *argv[], | |
854 | ulong addr, | |
855 | ulong *len_ptr, | |
856 | int verify) | |
857 | { | |
47d1a6e1 WD |
858 | image_header_t *hdr = &header; |
859 | ||
860 | void (*loader)(bd_t *, image_header_t *, char *, char *); | |
861 | image_header_t *img_addr; | |
862 | char *consdev; | |
863 | char *cmdline; | |
864 | ||
865 | ||
866 | /* | |
867 | * Booting a (NetBSD) kernel image | |
868 | * | |
869 | * This process is pretty similar to a standalone application: | |
870 | * The (first part of an multi-) image must be a stage-2 loader, | |
871 | * which in turn is responsible for loading & invoking the actual | |
872 | * kernel. The only differences are the parameters being passed: | |
873 | * besides the board info strucure, the loader expects a command | |
874 | * line, the name of the console device, and (optionally) the | |
875 | * address of the original image header. | |
876 | */ | |
877 | ||
878 | img_addr = 0; | |
879 | if ((hdr->ih_type==IH_TYPE_MULTI) && (len_ptr[1])) | |
880 | img_addr = (image_header_t *) addr; | |
881 | ||
882 | ||
883 | consdev = ""; | |
884 | #if defined (CONFIG_8xx_CONS_SMC1) | |
885 | consdev = "smc1"; | |
886 | #elif defined (CONFIG_8xx_CONS_SMC2) | |
887 | consdev = "smc2"; | |
888 | #elif defined (CONFIG_8xx_CONS_SCC2) | |
889 | consdev = "scc2"; | |
890 | #elif defined (CONFIG_8xx_CONS_SCC3) | |
891 | consdev = "scc3"; | |
892 | #endif | |
893 | ||
894 | if (argc > 2) { | |
895 | ulong len; | |
896 | int i; | |
897 | ||
898 | for (i=2, len=0 ; i<argc ; i+=1) | |
899 | len += strlen (argv[i]) + 1; | |
900 | cmdline = malloc (len); | |
901 | ||
902 | for (i=2, len=0 ; i<argc ; i+=1) { | |
903 | if (i > 2) | |
904 | cmdline[len++] = ' '; | |
905 | strcpy (&cmdline[len], argv[i]); | |
906 | len += strlen (argv[i]); | |
907 | } | |
908 | } else if ((cmdline = getenv("bootargs")) == NULL) { | |
909 | cmdline = ""; | |
910 | } | |
911 | ||
dc013d46 | 912 | loader = (void (*)(bd_t *, image_header_t *, char *, char *)) ntohl(hdr->ih_ep); |
47d1a6e1 WD |
913 | |
914 | printf ("## Transferring control to NetBSD stage-2 loader (at address %08lx) ...\n", | |
915 | (ulong)loader); | |
916 | ||
917 | SHOW_BOOT_PROGRESS (15); | |
918 | ||
919 | /* | |
920 | * NetBSD Stage-2 Loader Parameters: | |
921 | * r3: ptr to board info data | |
922 | * r4: image address | |
923 | * r5: console device | |
924 | * r6: boot args string | |
925 | */ | |
926 | (*loader) (gd->bd, img_addr, consdev, cmdline); | |
927 | } | |
928 | ||
7f70e853 WD |
929 | #if defined(CONFIG_ARTOS) && defined(CONFIG_PPC) |
930 | ||
931 | /* Function that returns a character from the environment */ | |
932 | extern uchar (*env_get_char)(int); | |
933 | ||
934 | static void | |
935 | do_bootm_artos (cmd_tbl_t *cmdtp, int flag, | |
936 | int argc, char *argv[], | |
937 | ulong addr, | |
938 | ulong *len_ptr, | |
939 | int verify) | |
940 | { | |
7f70e853 WD |
941 | ulong top; |
942 | char *s, *cmdline; | |
943 | char **fwenv, **ss; | |
944 | int i, j, nxt, len, envno, envsz; | |
945 | bd_t *kbd; | |
946 | void (*entry)(bd_t *bd, char *cmdline, char **fwenv, ulong top); | |
947 | image_header_t *hdr = &header; | |
948 | ||
949 | /* | |
950 | * Booting an ARTOS kernel image + application | |
951 | */ | |
952 | ||
953 | /* this used to be the top of memory, but was wrong... */ | |
954 | #ifdef CONFIG_PPC | |
955 | /* get stack pointer */ | |
956 | asm volatile ("mr %0,1" : "=r"(top) ); | |
957 | #endif | |
958 | debug ("## Current stack ends at 0x%08lX ", top); | |
959 | ||
960 | top -= 2048; /* just to be sure */ | |
961 | if (top > CFG_BOOTMAPSZ) | |
962 | top = CFG_BOOTMAPSZ; | |
963 | top &= ~0xF; | |
964 | ||
965 | debug ("=> set upper limit to 0x%08lX\n", top); | |
966 | ||
967 | /* first check the artos specific boot args, then the linux args*/ | |
968 | if ((s = getenv("abootargs")) == NULL && (s = getenv("bootargs")) == NULL) | |
969 | s = ""; | |
970 | ||
971 | /* get length of cmdline, and place it */ | |
972 | len = strlen(s); | |
973 | top = (top - (len + 1)) & ~0xF; | |
974 | cmdline = (char *)top; | |
975 | debug ("## cmdline at 0x%08lX ", top); | |
976 | strcpy(cmdline, s); | |
977 | ||
978 | /* copy bdinfo */ | |
979 | top = (top - sizeof(bd_t)) & ~0xF; | |
980 | debug ("## bd at 0x%08lX ", top); | |
981 | kbd = (bd_t *)top; | |
982 | memcpy(kbd, gd->bd, sizeof(bd_t)); | |
983 | ||
984 | /* first find number of env entries, and their size */ | |
985 | envno = 0; | |
986 | envsz = 0; | |
987 | for (i = 0; env_get_char(i) != '\0'; i = nxt + 1) { | |
988 | for (nxt = i; env_get_char(nxt) != '\0'; ++nxt) | |
989 | ; | |
990 | envno++; | |
991 | envsz += (nxt - i) + 1; /* plus trailing zero */ | |
992 | } | |
993 | envno++; /* plus the terminating zero */ | |
994 | debug ("## %u envvars total size %u ", envno, envsz); | |
995 | ||
996 | top = (top - sizeof(char **)*envno) & ~0xF; | |
997 | fwenv = (char **)top; | |
998 | debug ("## fwenv at 0x%08lX ", top); | |
999 | ||
1000 | top = (top - envsz) & ~0xF; | |
1001 | s = (char *)top; | |
1002 | ss = fwenv; | |
1003 | ||
1004 | /* now copy them */ | |
1005 | for (i = 0; env_get_char(i) != '\0'; i = nxt + 1) { | |
1006 | for (nxt = i; env_get_char(nxt) != '\0'; ++nxt) | |
1007 | ; | |
1008 | *ss++ = s; | |
1009 | for (j = i; j < nxt; ++j) | |
1010 | *s++ = env_get_char(j); | |
1011 | *s++ = '\0'; | |
1012 | } | |
1013 | *ss++ = NULL; /* terminate */ | |
1014 | ||
1015 | entry = (void (*)(bd_t *, char *, char **, ulong))ntohl(hdr->ih_ep); | |
1016 | (*entry)(kbd, cmdline, fwenv, top); | |
1017 | } | |
1018 | #endif | |
1019 | ||
1020 | ||
47d1a6e1 WD |
1021 | #if (CONFIG_COMMANDS & CFG_CMD_BOOTD) |
1022 | int do_bootd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
1023 | { | |
1024 | int rcode = 0; | |
1025 | #ifndef CFG_HUSH_PARSER | |
1026 | if (run_command (getenv ("bootcmd"), flag) < 0) rcode = 1; | |
1027 | #else | |
1028 | if (parse_string_outer(getenv("bootcmd"), | |
1029 | FLAG_PARSE_SEMICOLON | FLAG_EXIT_FROM_LOOP) != 0 ) rcode = 1; | |
1030 | #endif | |
1031 | return rcode; | |
1032 | } | |
8bde7f77 | 1033 | |
0d498393 WD |
1034 | U_BOOT_CMD( |
1035 | boot, 1, 1, do_bootd, | |
9d2b18a0 WD |
1036 | "boot - boot default, i.e., run 'bootcmd'\n", |
1037 | NULL | |
1038 | ); | |
1039 | ||
1040 | /* keep old command name "bootd" for backward compatibility */ | |
0d498393 WD |
1041 | U_BOOT_CMD( |
1042 | bootd, 1, 1, do_bootd, | |
8bde7f77 WD |
1043 | "bootd - boot default, i.e., run 'bootcmd'\n", |
1044 | NULL | |
1045 | ); | |
1046 | ||
47d1a6e1 WD |
1047 | #endif |
1048 | ||
1049 | #if (CONFIG_COMMANDS & CFG_CMD_IMI) | |
1050 | int do_iminfo ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
1051 | { | |
1052 | int arg; | |
1053 | ulong addr; | |
1054 | int rcode=0; | |
1055 | ||
1056 | if (argc < 2) { | |
1057 | return image_info (load_addr); | |
1058 | } | |
1059 | ||
1060 | for (arg=1; arg <argc; ++arg) { | |
1061 | addr = simple_strtoul(argv[arg], NULL, 16); | |
1062 | if (image_info (addr) != 0) rcode = 1; | |
1063 | } | |
1064 | return rcode; | |
1065 | } | |
1066 | ||
1067 | static int image_info (ulong addr) | |
1068 | { | |
1069 | ulong data, len, checksum; | |
1070 | image_header_t *hdr = &header; | |
1071 | ||
1072 | printf ("\n## Checking Image at %08lx ...\n", addr); | |
1073 | ||
1074 | /* Copy header so we can blank CRC field for re-calculation */ | |
1075 | memmove (&header, (char *)addr, sizeof(image_header_t)); | |
1076 | ||
1077 | if (ntohl(hdr->ih_magic) != IH_MAGIC) { | |
4b9206ed | 1078 | puts (" Bad Magic Number\n"); |
47d1a6e1 WD |
1079 | return 1; |
1080 | } | |
1081 | ||
1082 | data = (ulong)&header; | |
1083 | len = sizeof(image_header_t); | |
1084 | ||
1085 | checksum = ntohl(hdr->ih_hcrc); | |
1086 | hdr->ih_hcrc = 0; | |
1087 | ||
77ddac94 | 1088 | if (crc32 (0, (uchar *)data, len) != checksum) { |
4b9206ed | 1089 | puts (" Bad Header Checksum\n"); |
47d1a6e1 WD |
1090 | return 1; |
1091 | } | |
1092 | ||
1093 | /* for multi-file images we need the data part, too */ | |
1094 | print_image_hdr ((image_header_t *)addr); | |
1095 | ||
1096 | data = addr + sizeof(image_header_t); | |
1097 | len = ntohl(hdr->ih_size); | |
1098 | ||
4b9206ed | 1099 | puts (" Verifying Checksum ... "); |
77ddac94 | 1100 | if (crc32 (0, (uchar *)data, len) != ntohl(hdr->ih_dcrc)) { |
4b9206ed | 1101 | puts (" Bad Data CRC\n"); |
47d1a6e1 WD |
1102 | return 1; |
1103 | } | |
4b9206ed | 1104 | puts ("OK\n"); |
47d1a6e1 WD |
1105 | return 0; |
1106 | } | |
0d498393 WD |
1107 | |
1108 | U_BOOT_CMD( | |
1109 | iminfo, CFG_MAXARGS, 1, do_iminfo, | |
8bde7f77 WD |
1110 | "iminfo - print header information for application image\n", |
1111 | "addr [addr ...]\n" | |
1112 | " - print header information for application image starting at\n" | |
1113 | " address 'addr' in memory; this includes verification of the\n" | |
1114 | " image contents (magic number, header and payload checksums)\n" | |
1115 | ); | |
1116 | ||
47d1a6e1 WD |
1117 | #endif /* CFG_CMD_IMI */ |
1118 | ||
27b207fd WD |
1119 | #if (CONFIG_COMMANDS & CFG_CMD_IMLS) |
1120 | /*----------------------------------------------------------------------- | |
1121 | * List all images found in flash. | |
1122 | */ | |
1123 | int do_imls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
1124 | { | |
1125 | flash_info_t *info; | |
1126 | int i, j; | |
1127 | image_header_t *hdr; | |
5bb226e8 | 1128 | ulong data, len, checksum; |
27b207fd WD |
1129 | |
1130 | for (i=0, info=&flash_info[0]; i<CFG_MAX_FLASH_BANKS; ++i, ++info) { | |
1131 | if (info->flash_id == FLASH_UNKNOWN) | |
1132 | goto next_bank; | |
e6f2e902 | 1133 | for (j=0; j<info->sector_count; ++j) { |
27b207fd WD |
1134 | |
1135 | if (!(hdr=(image_header_t *)info->start[j]) || | |
1136 | (ntohl(hdr->ih_magic) != IH_MAGIC)) | |
1137 | goto next_sector; | |
1138 | ||
1139 | /* Copy header so we can blank CRC field for re-calculation */ | |
1140 | memmove (&header, (char *)hdr, sizeof(image_header_t)); | |
1141 | ||
1142 | checksum = ntohl(header.ih_hcrc); | |
1143 | header.ih_hcrc = 0; | |
1144 | ||
77ddac94 | 1145 | if (crc32 (0, (uchar *)&header, sizeof(image_header_t)) |
27b207fd WD |
1146 | != checksum) |
1147 | goto next_sector; | |
1148 | ||
1149 | printf ("Image at %08lX:\n", (ulong)hdr); | |
1150 | print_image_hdr( hdr ); | |
5bb226e8 WD |
1151 | |
1152 | data = (ulong)hdr + sizeof(image_header_t); | |
1153 | len = ntohl(hdr->ih_size); | |
1154 | ||
4b9206ed | 1155 | puts (" Verifying Checksum ... "); |
77ddac94 | 1156 | if (crc32 (0, (uchar *)data, len) != ntohl(hdr->ih_dcrc)) { |
4b9206ed | 1157 | puts (" Bad Data CRC\n"); |
5bb226e8 | 1158 | } |
4b9206ed | 1159 | puts ("OK\n"); |
bdccc4fe | 1160 | next_sector: ; |
27b207fd | 1161 | } |
bdccc4fe | 1162 | next_bank: ; |
27b207fd WD |
1163 | } |
1164 | ||
1165 | return (0); | |
1166 | } | |
1167 | ||
1168 | U_BOOT_CMD( | |
1169 | imls, 1, 1, do_imls, | |
1170 | "imls - list all images found in flash\n", | |
1171 | "\n" | |
1172 | " - Prints information about all images found at sector\n" | |
1173 | " boundaries in flash.\n" | |
1174 | ); | |
1175 | #endif /* CFG_CMD_IMLS */ | |
1176 | ||
47d1a6e1 WD |
1177 | void |
1178 | print_image_hdr (image_header_t *hdr) | |
1179 | { | |
1180 | #if (CONFIG_COMMANDS & CFG_CMD_DATE) || defined(CONFIG_TIMESTAMP) | |
1181 | time_t timestamp = (time_t)ntohl(hdr->ih_time); | |
1182 | struct rtc_time tm; | |
1183 | #endif | |
1184 | ||
1185 | printf (" Image Name: %.*s\n", IH_NMLEN, hdr->ih_name); | |
1186 | #if (CONFIG_COMMANDS & CFG_CMD_DATE) || defined(CONFIG_TIMESTAMP) | |
1187 | to_tm (timestamp, &tm); | |
1188 | printf (" Created: %4d-%02d-%02d %2d:%02d:%02d UTC\n", | |
1189 | tm.tm_year, tm.tm_mon, tm.tm_mday, | |
1190 | tm.tm_hour, tm.tm_min, tm.tm_sec); | |
1191 | #endif /* CFG_CMD_DATE, CONFIG_TIMESTAMP */ | |
4b9206ed WD |
1192 | puts (" Image Type: "); print_type(hdr); |
1193 | printf ("\n Data Size: %d Bytes = ", ntohl(hdr->ih_size)); | |
47d1a6e1 | 1194 | print_size (ntohl(hdr->ih_size), "\n"); |
4b9206ed WD |
1195 | printf (" Load Address: %08x\n" |
1196 | " Entry Point: %08x\n", | |
1197 | ntohl(hdr->ih_load), ntohl(hdr->ih_ep)); | |
47d1a6e1 WD |
1198 | |
1199 | if (hdr->ih_type == IH_TYPE_MULTI) { | |
1200 | int i; | |
1201 | ulong len; | |
1202 | ulong *len_ptr = (ulong *)((ulong)hdr + sizeof(image_header_t)); | |
1203 | ||
4b9206ed | 1204 | puts (" Contents:\n"); |
47d1a6e1 WD |
1205 | for (i=0; (len = ntohl(*len_ptr)); ++i, ++len_ptr) { |
1206 | printf (" Image %d: %8ld Bytes = ", i, len); | |
1207 | print_size (len, "\n"); | |
1208 | } | |
1209 | } | |
1210 | } | |
1211 | ||
1212 | ||
1213 | static void | |
1214 | print_type (image_header_t *hdr) | |
1215 | { | |
1216 | char *os, *arch, *type, *comp; | |
1217 | ||
1218 | switch (hdr->ih_os) { | |
1219 | case IH_OS_INVALID: os = "Invalid OS"; break; | |
1220 | case IH_OS_NETBSD: os = "NetBSD"; break; | |
1221 | case IH_OS_LINUX: os = "Linux"; break; | |
1222 | case IH_OS_VXWORKS: os = "VxWorks"; break; | |
1223 | case IH_OS_QNX: os = "QNX"; break; | |
1224 | case IH_OS_U_BOOT: os = "U-Boot"; break; | |
d791b1dc | 1225 | case IH_OS_RTEMS: os = "RTEMS"; break; |
7f70e853 WD |
1226 | #ifdef CONFIG_ARTOS |
1227 | case IH_OS_ARTOS: os = "ARTOS"; break; | |
1f4bb37d WD |
1228 | #endif |
1229 | #ifdef CONFIG_LYNXKDI | |
1230 | case IH_OS_LYNXOS: os = "LynxOS"; break; | |
7f70e853 | 1231 | #endif |
47d1a6e1 WD |
1232 | default: os = "Unknown OS"; break; |
1233 | } | |
1234 | ||
1235 | switch (hdr->ih_arch) { | |
1236 | case IH_CPU_INVALID: arch = "Invalid CPU"; break; | |
1237 | case IH_CPU_ALPHA: arch = "Alpha"; break; | |
1238 | case IH_CPU_ARM: arch = "ARM"; break; | |
1239 | case IH_CPU_I386: arch = "Intel x86"; break; | |
1240 | case IH_CPU_IA64: arch = "IA64"; break; | |
1241 | case IH_CPU_MIPS: arch = "MIPS"; break; | |
1242 | case IH_CPU_MIPS64: arch = "MIPS 64 Bit"; break; | |
1243 | case IH_CPU_PPC: arch = "PowerPC"; break; | |
1244 | case IH_CPU_S390: arch = "IBM S390"; break; | |
1245 | case IH_CPU_SH: arch = "SuperH"; break; | |
1246 | case IH_CPU_SPARC: arch = "SPARC"; break; | |
1247 | case IH_CPU_SPARC64: arch = "SPARC 64 Bit"; break; | |
8564acf9 | 1248 | case IH_CPU_M68K: arch = "M68K"; break; |
507bbe3e | 1249 | case IH_CPU_MICROBLAZE: arch = "Microblaze"; break; |
c1a11c19 WD |
1250 | case IH_CPU_NIOS: arch = "Nios"; break; |
1251 | case IH_CPU_NIOS2: arch = "Nios-II"; break; | |
47d1a6e1 WD |
1252 | default: arch = "Unknown Architecture"; break; |
1253 | } | |
1254 | ||
1255 | switch (hdr->ih_type) { | |
1256 | case IH_TYPE_INVALID: type = "Invalid Image"; break; | |
1257 | case IH_TYPE_STANDALONE:type = "Standalone Program"; break; | |
1258 | case IH_TYPE_KERNEL: type = "Kernel Image"; break; | |
1259 | case IH_TYPE_RAMDISK: type = "RAMDisk Image"; break; | |
1260 | case IH_TYPE_MULTI: type = "Multi-File Image"; break; | |
1261 | case IH_TYPE_FIRMWARE: type = "Firmware"; break; | |
1262 | case IH_TYPE_SCRIPT: type = "Script"; break; | |
1263 | default: type = "Unknown Image"; break; | |
1264 | } | |
1265 | ||
1266 | switch (hdr->ih_comp) { | |
1267 | case IH_COMP_NONE: comp = "uncompressed"; break; | |
1268 | case IH_COMP_GZIP: comp = "gzip compressed"; break; | |
1269 | case IH_COMP_BZIP2: comp = "bzip2 compressed"; break; | |
1270 | default: comp = "unknown compression"; break; | |
1271 | } | |
1272 | ||
1273 | printf ("%s %s %s (%s)", arch, os, type, comp); | |
1274 | } | |
1275 | ||
1276 | #define ZALLOC_ALIGNMENT 16 | |
1277 | ||
1278 | static void *zalloc(void *x, unsigned items, unsigned size) | |
1279 | { | |
1280 | void *p; | |
1281 | ||
1282 | size *= items; | |
1283 | size = (size + ZALLOC_ALIGNMENT - 1) & ~(ZALLOC_ALIGNMENT - 1); | |
1284 | ||
1285 | p = malloc (size); | |
1286 | ||
1287 | return (p); | |
1288 | } | |
1289 | ||
1290 | static void zfree(void *x, void *addr, unsigned nb) | |
1291 | { | |
1292 | free (addr); | |
1293 | } | |
1294 | ||
1295 | #define HEAD_CRC 2 | |
1296 | #define EXTRA_FIELD 4 | |
1297 | #define ORIG_NAME 8 | |
1298 | #define COMMENT 0x10 | |
1299 | #define RESERVED 0xe0 | |
1300 | ||
1301 | #define DEFLATED 8 | |
1302 | ||
eedcd078 | 1303 | int gunzip(void *dst, int dstlen, unsigned char *src, unsigned long *lenp) |
47d1a6e1 WD |
1304 | { |
1305 | z_stream s; | |
1306 | int r, i, flags; | |
1307 | ||
1308 | /* skip header */ | |
1309 | i = 10; | |
1310 | flags = src[3]; | |
1311 | if (src[2] != DEFLATED || (flags & RESERVED) != 0) { | |
4b9206ed | 1312 | puts ("Error: Bad gzipped data\n"); |
47d1a6e1 WD |
1313 | return (-1); |
1314 | } | |
1315 | if ((flags & EXTRA_FIELD) != 0) | |
1316 | i = 12 + src[10] + (src[11] << 8); | |
1317 | if ((flags & ORIG_NAME) != 0) | |
1318 | while (src[i++] != 0) | |
1319 | ; | |
1320 | if ((flags & COMMENT) != 0) | |
1321 | while (src[i++] != 0) | |
1322 | ; | |
1323 | if ((flags & HEAD_CRC) != 0) | |
1324 | i += 2; | |
1325 | if (i >= *lenp) { | |
4b9206ed | 1326 | puts ("Error: gunzip out of data in header\n"); |
47d1a6e1 WD |
1327 | return (-1); |
1328 | } | |
1329 | ||
1330 | s.zalloc = zalloc; | |
1331 | s.zfree = zfree; | |
1332 | #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG) | |
1333 | s.outcb = (cb_func)WATCHDOG_RESET; | |
1334 | #else | |
1335 | s.outcb = Z_NULL; | |
1336 | #endif /* CONFIG_HW_WATCHDOG */ | |
1337 | ||
1338 | r = inflateInit2(&s, -MAX_WBITS); | |
1339 | if (r != Z_OK) { | |
1340 | printf ("Error: inflateInit2() returned %d\n", r); | |
1341 | return (-1); | |
1342 | } | |
1343 | s.next_in = src + i; | |
1344 | s.avail_in = *lenp - i; | |
1345 | s.next_out = dst; | |
1346 | s.avail_out = dstlen; | |
1347 | r = inflate(&s, Z_FINISH); | |
1348 | if (r != Z_OK && r != Z_STREAM_END) { | |
1349 | printf ("Error: inflate() returned %d\n", r); | |
1350 | return (-1); | |
1351 | } | |
1352 | *lenp = s.next_out - (unsigned char *) dst; | |
1353 | inflateEnd(&s); | |
1354 | ||
1355 | return (0); | |
1356 | } | |
1357 | ||
c29fdfc1 WD |
1358 | #ifdef CONFIG_BZIP2 |
1359 | void bz_internal_error(int errcode) | |
1360 | { | |
1361 | printf ("BZIP2 internal error %d\n", errcode); | |
1362 | } | |
1363 | #endif /* CONFIG_BZIP2 */ | |
1364 | ||
d791b1dc WD |
1365 | static void |
1366 | do_bootm_rtems (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[], | |
1367 | ulong addr, ulong *len_ptr, int verify) | |
1368 | { | |
d791b1dc WD |
1369 | image_header_t *hdr = &header; |
1370 | void (*entry_point)(bd_t *); | |
1371 | ||
dc013d46 | 1372 | entry_point = (void (*)(bd_t *)) ntohl(hdr->ih_ep); |
d791b1dc WD |
1373 | |
1374 | printf ("## Transferring control to RTEMS (at address %08lx) ...\n", | |
1375 | (ulong)entry_point); | |
1376 | ||
1377 | SHOW_BOOT_PROGRESS (15); | |
1378 | ||
1379 | /* | |
1380 | * RTEMS Parameters: | |
1381 | * r3: ptr to board info data | |
1382 | */ | |
1383 | ||
1384 | (*entry_point ) ( gd->bd ); | |
1385 | } | |
1386 | ||
47d1a6e1 WD |
1387 | #if (CONFIG_COMMANDS & CFG_CMD_ELF) |
1388 | static void | |
1389 | do_bootm_vxworks (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[], | |
1390 | ulong addr, ulong *len_ptr, int verify) | |
1391 | { | |
1392 | image_header_t *hdr = &header; | |
1393 | char str[80]; | |
1394 | ||
dc013d46 | 1395 | sprintf(str, "%x", ntohl(hdr->ih_ep)); /* write entry-point into string */ |
47d1a6e1 WD |
1396 | setenv("loadaddr", str); |
1397 | do_bootvx(cmdtp, 0, 0, NULL); | |
1398 | } | |
1399 | ||
1400 | static void | |
1401 | do_bootm_qnxelf (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[], | |
1402 | ulong addr, ulong *len_ptr, int verify) | |
1403 | { | |
1404 | image_header_t *hdr = &header; | |
1405 | char *local_args[2]; | |
1406 | char str[16]; | |
1407 | ||
dc013d46 | 1408 | sprintf(str, "%x", ntohl(hdr->ih_ep)); /* write entry-point into string */ |
47d1a6e1 WD |
1409 | local_args[0] = argv[0]; |
1410 | local_args[1] = str; /* and provide it via the arguments */ | |
1411 | do_bootelf(cmdtp, 0, 2, local_args); | |
1412 | } | |
1413 | #endif /* CFG_CMD_ELF */ | |
1f4bb37d WD |
1414 | |
1415 | #ifdef CONFIG_LYNXKDI | |
1416 | static void | |
1417 | do_bootm_lynxkdi (cmd_tbl_t *cmdtp, int flag, | |
1418 | int argc, char *argv[], | |
1419 | ulong addr, | |
1420 | ulong *len_ptr, | |
1421 | int verify) | |
1422 | { | |
1423 | lynxkdi_boot( &header ); | |
1424 | } | |
1425 | ||
1426 | #endif /* CONFIG_LYNXKDI */ |