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47d1a6e1 WD |
1 | /* |
2 | * (C) Copyright 2000-2002 | |
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> | |
7f70e853 | 33 | #include <environment.h> |
47d1a6e1 | 34 | #include <asm/byteorder.h> |
8bde7f77 WD |
35 | |
36 | /*cmd_boot.c*/ | |
37 | extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); | |
38 | ||
47d1a6e1 WD |
39 | #if (CONFIG_COMMANDS & CFG_CMD_DATE) || defined(CONFIG_TIMESTAMP) |
40 | #include <rtc.h> | |
41 | #endif | |
42 | ||
43 | #ifdef CFG_HUSH_PARSER | |
44 | #include <hush.h> | |
45 | #endif | |
46 | ||
47 | #ifdef CONFIG_SHOW_BOOT_PROGRESS | |
48 | # include <status_led.h> | |
49 | # define SHOW_BOOT_PROGRESS(arg) show_boot_progress(arg) | |
50 | #else | |
51 | # define SHOW_BOOT_PROGRESS(arg) | |
52 | #endif | |
53 | ||
54 | #ifdef CFG_INIT_RAM_LOCK | |
55 | #include <asm/cache.h> | |
56 | #endif | |
57 | ||
228f29ac WD |
58 | #ifdef CONFIG_LOGBUFFER |
59 | #include <logbuff.h> | |
60 | #endif | |
61 | ||
2abbe075 WD |
62 | #ifdef CONFIG_HAS_DATAFLASH |
63 | #include <dataflash.h> | |
64 | #endif | |
65 | ||
47d1a6e1 WD |
66 | /* |
67 | * Some systems (for example LWMON) have very short watchdog periods; | |
68 | * we must make sure to split long operations like memmove() or | |
69 | * crc32() into reasonable chunks. | |
70 | */ | |
71 | #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG) | |
72 | # define CHUNKSZ (64 * 1024) | |
73 | #endif | |
74 | ||
75 | int gunzip (void *, int, unsigned char *, int *); | |
76 | ||
77 | static void *zalloc(void *, unsigned, unsigned); | |
78 | static void zfree(void *, void *, unsigned); | |
79 | ||
80 | #if (CONFIG_COMMANDS & CFG_CMD_IMI) | |
81 | static int image_info (unsigned long addr); | |
82 | #endif | |
27b207fd WD |
83 | |
84 | #if (CONFIG_COMMANDS & CFG_CMD_IMLS) | |
85 | #include <flash.h> | |
86 | extern flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ | |
87 | static int do_imls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); | |
88 | #endif | |
89 | ||
47d1a6e1 WD |
90 | static void print_type (image_header_t *hdr); |
91 | ||
2262cfee WD |
92 | #ifdef __I386__ |
93 | image_header_t *fake_header(image_header_t *hdr, void *ptr, int size); | |
94 | #endif | |
95 | ||
47d1a6e1 WD |
96 | /* |
97 | * Continue booting an OS image; caller already has: | |
98 | * - copied image header to global variable `header' | |
99 | * - checked header magic number, checksums (both header & image), | |
100 | * - verified image architecture (PPC) and type (KERNEL or MULTI), | |
101 | * - loaded (first part of) image to header load address, | |
102 | * - disabled interrupts. | |
103 | */ | |
104 | typedef void boot_os_Fcn (cmd_tbl_t *cmdtp, int flag, | |
105 | int argc, char *argv[], | |
106 | ulong addr, /* of image to boot */ | |
107 | ulong *len_ptr, /* multi-file image length table */ | |
108 | int verify); /* getenv("verify")[0] != 'n' */ | |
109 | ||
8bde7f77 WD |
110 | #ifdef DEBUG |
111 | extern int do_bdinfo ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); | |
112 | #endif | |
113 | ||
2262cfee | 114 | #ifdef CONFIG_PPC |
47d1a6e1 WD |
115 | static boot_os_Fcn do_bootm_linux; |
116 | #else | |
117 | extern boot_os_Fcn do_bootm_linux; | |
118 | #endif | |
119 | static boot_os_Fcn do_bootm_netbsd; | |
d791b1dc | 120 | static boot_os_Fcn do_bootm_rtems; |
47d1a6e1 WD |
121 | #if (CONFIG_COMMANDS & CFG_CMD_ELF) |
122 | static boot_os_Fcn do_bootm_vxworks; | |
123 | static boot_os_Fcn do_bootm_qnxelf; | |
124 | int do_bootvx ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[] ); | |
125 | int do_bootelf (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[] ); | |
126 | #endif /* CFG_CMD_ELF */ | |
7f70e853 WD |
127 | #if defined(CONFIG_ARTOS) && defined(CONFIG_PPC) |
128 | static boot_os_Fcn do_bootm_artos; | |
129 | #endif | |
1f4bb37d WD |
130 | #ifdef CONFIG_LYNXKDI |
131 | static boot_os_Fcn do_bootm_lynxkdi; | |
132 | extern void lynxkdi_boot( image_header_t * ); | |
133 | #endif | |
47d1a6e1 WD |
134 | |
135 | image_header_t header; | |
136 | ||
137 | ulong load_addr = CFG_LOAD_ADDR; /* Default Load Address */ | |
138 | ||
139 | int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
140 | { | |
141 | ulong iflag; | |
142 | ulong addr; | |
143 | ulong data, len, checksum; | |
144 | ulong *len_ptr; | |
145 | int i, verify; | |
146 | char *name, *s; | |
147 | int (*appl)(cmd_tbl_t *, int, int, char *[]); | |
148 | image_header_t *hdr = &header; | |
149 | ||
150 | s = getenv ("verify"); | |
151 | verify = (s && (*s == 'n')) ? 0 : 1; | |
152 | ||
153 | if (argc < 2) { | |
154 | addr = load_addr; | |
155 | } else { | |
156 | addr = simple_strtoul(argv[1], NULL, 16); | |
157 | } | |
158 | ||
159 | SHOW_BOOT_PROGRESS (1); | |
160 | printf ("## Booting image at %08lx ...\n", addr); | |
161 | ||
162 | /* Copy header so we can blank CRC field for re-calculation */ | |
2abbe075 WD |
163 | #ifdef CONFIG_HAS_DATAFLASH |
164 | if (addr_dataflash(addr)){ | |
165 | read_dataflash(addr, sizeof(image_header_t), (char *)&header); | |
166 | } else | |
167 | #endif | |
47d1a6e1 WD |
168 | memmove (&header, (char *)addr, sizeof(image_header_t)); |
169 | ||
170 | if (ntohl(hdr->ih_magic) != IH_MAGIC) { | |
2262cfee WD |
171 | #ifdef __I386__ /* correct image format not implemented yet - fake it */ |
172 | if (fake_header(hdr, (void*)addr, -1) != NULL) { | |
173 | /* to compensate for the addition below */ | |
174 | addr -= sizeof(image_header_t); | |
175 | /* turnof verify, | |
176 | * fake_header() does not fake the data crc | |
177 | */ | |
178 | verify = 0; | |
179 | } else | |
180 | #endif /* __I386__ */ | |
181 | { | |
47d1a6e1 WD |
182 | printf ("Bad Magic Number\n"); |
183 | SHOW_BOOT_PROGRESS (-1); | |
184 | return 1; | |
2262cfee | 185 | } |
47d1a6e1 WD |
186 | } |
187 | SHOW_BOOT_PROGRESS (2); | |
188 | ||
189 | data = (ulong)&header; | |
190 | len = sizeof(image_header_t); | |
191 | ||
192 | checksum = ntohl(hdr->ih_hcrc); | |
193 | hdr->ih_hcrc = 0; | |
194 | ||
195 | if (crc32 (0, (char *)data, len) != checksum) { | |
196 | printf ("Bad Header Checksum\n"); | |
197 | SHOW_BOOT_PROGRESS (-2); | |
198 | return 1; | |
199 | } | |
200 | SHOW_BOOT_PROGRESS (3); | |
201 | ||
202 | /* for multi-file images we need the data part, too */ | |
2262cfee | 203 | print_image_hdr (hdr); |
47d1a6e1 WD |
204 | |
205 | data = addr + sizeof(image_header_t); | |
206 | len = ntohl(hdr->ih_size); | |
207 | ||
2abbe075 WD |
208 | #ifdef CONFIG_HAS_DATAFLASH |
209 | if (addr_dataflash(addr)){ | |
210 | read_dataflash(data, len, (char *)CFG_LOAD_ADDR); | |
211 | data = CFG_LOAD_ADDR; | |
212 | } | |
8bde7f77 | 213 | #endif |
2abbe075 | 214 | |
47d1a6e1 WD |
215 | if (verify) { |
216 | printf (" Verifying Checksum ... "); | |
217 | if (crc32 (0, (char *)data, len) != ntohl(hdr->ih_dcrc)) { | |
218 | printf ("Bad Data CRC\n"); | |
219 | SHOW_BOOT_PROGRESS (-3); | |
220 | return 1; | |
221 | } | |
222 | printf ("OK\n"); | |
223 | } | |
224 | SHOW_BOOT_PROGRESS (4); | |
225 | ||
226 | len_ptr = (ulong *)data; | |
227 | ||
2262cfee WD |
228 | #if defined(__PPC__) |
229 | if (hdr->ih_arch != IH_CPU_PPC) | |
230 | #elif defined(__ARM__) | |
231 | if (hdr->ih_arch != IH_CPU_ARM) | |
232 | #elif defined(__I386__) | |
233 | if (hdr->ih_arch != IH_CPU_I386) | |
6069ff26 | 234 | #elif defined(__mips__) |
8bde7f77 | 235 | if (hdr->ih_arch != IH_CPU_MIPS) |
2262cfee WD |
236 | #else |
237 | # error Unknown CPU type | |
238 | #endif | |
239 | { | |
240 | printf ("Unsupported Architecture 0x%x\n", hdr->ih_arch); | |
47d1a6e1 WD |
241 | SHOW_BOOT_PROGRESS (-4); |
242 | return 1; | |
243 | } | |
244 | SHOW_BOOT_PROGRESS (5); | |
245 | ||
246 | switch (hdr->ih_type) { | |
247 | case IH_TYPE_STANDALONE: name = "Standalone Application"; | |
248 | break; | |
249 | case IH_TYPE_KERNEL: name = "Kernel Image"; | |
250 | break; | |
251 | case IH_TYPE_MULTI: name = "Multi-File Image"; | |
252 | len = ntohl(len_ptr[0]); | |
253 | /* OS kernel is always the first image */ | |
254 | data += 8; /* kernel_len + terminator */ | |
255 | for (i=1; len_ptr[i]; ++i) | |
256 | data += 4; | |
257 | break; | |
258 | default: printf ("Wrong Image Type for %s command\n", cmdtp->name); | |
259 | SHOW_BOOT_PROGRESS (-5); | |
260 | return 1; | |
261 | } | |
262 | SHOW_BOOT_PROGRESS (6); | |
263 | ||
264 | /* | |
265 | * We have reached the point of no return: we are going to | |
266 | * overwrite all exception vector code, so we cannot easily | |
267 | * recover from any failures any more... | |
268 | */ | |
269 | ||
270 | iflag = disable_interrupts(); | |
271 | ||
c7de829c WD |
272 | #ifdef CONFIG_AMIGAONEG3SE |
273 | /* | |
8bde7f77 | 274 | * We've possible left the caches enabled during |
c7de829c WD |
275 | * bios emulation, so turn them off again |
276 | */ | |
277 | icache_disable(); | |
278 | invalidate_l1_instruction_cache(); | |
279 | flush_data_cache(); | |
280 | dcache_disable(); | |
281 | #endif | |
282 | ||
47d1a6e1 WD |
283 | switch (hdr->ih_comp) { |
284 | case IH_COMP_NONE: | |
2262cfee | 285 | if(ntohl(hdr->ih_load) == addr) { |
47d1a6e1 WD |
286 | printf (" XIP %s ... ", name); |
287 | } else { | |
288 | #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG) | |
289 | size_t l = len; | |
290 | void *to = (void *)ntohl(hdr->ih_load); | |
291 | void *from = (void *)data; | |
292 | ||
293 | printf (" Loading %s ... ", name); | |
294 | ||
295 | while (l > 0) { | |
296 | size_t tail = (l > CHUNKSZ) ? CHUNKSZ : l; | |
297 | WATCHDOG_RESET(); | |
298 | memmove (to, from, tail); | |
299 | to += tail; | |
300 | from += tail; | |
301 | l -= tail; | |
302 | } | |
303 | #else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */ | |
304 | memmove ((void *) ntohl(hdr->ih_load), (uchar *)data, len); | |
305 | #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */ | |
306 | } | |
307 | break; | |
308 | case IH_COMP_GZIP: | |
309 | printf (" Uncompressing %s ... ", name); | |
310 | if (gunzip ((void *)ntohl(hdr->ih_load), 0x400000, | |
311 | (uchar *)data, (int *)&len) != 0) { | |
312 | printf ("GUNZIP ERROR - must RESET board to recover\n"); | |
313 | SHOW_BOOT_PROGRESS (-6); | |
314 | do_reset (cmdtp, flag, argc, argv); | |
315 | } | |
316 | break; | |
317 | default: | |
318 | if (iflag) | |
319 | enable_interrupts(); | |
320 | printf ("Unimplemented compression type %d\n", hdr->ih_comp); | |
321 | SHOW_BOOT_PROGRESS (-7); | |
322 | return 1; | |
323 | } | |
324 | printf ("OK\n"); | |
325 | SHOW_BOOT_PROGRESS (7); | |
326 | ||
327 | switch (hdr->ih_type) { | |
328 | case IH_TYPE_STANDALONE: | |
47d1a6e1 WD |
329 | if (iflag) |
330 | enable_interrupts(); | |
331 | ||
4a6fd34b WD |
332 | /* load (and uncompress), but don't start if "autostart" |
333 | * is set to "no" | |
334 | */ | |
335 | if (((s = getenv("autostart")) != NULL) && (strcmp(s,"no") == 0)) | |
336 | return 0; | |
337 | appl = (int (*)(cmd_tbl_t *, int, int, char *[]))ntohl(hdr->ih_ep); | |
47d1a6e1 | 338 | (*appl)(cmdtp, flag, argc-1, &argv[1]); |
4a6fd34b | 339 | return 0; |
47d1a6e1 WD |
340 | case IH_TYPE_KERNEL: |
341 | case IH_TYPE_MULTI: | |
342 | /* handled below */ | |
343 | break; | |
344 | default: | |
345 | if (iflag) | |
346 | enable_interrupts(); | |
347 | printf ("Can't boot image type %d\n", hdr->ih_type); | |
348 | SHOW_BOOT_PROGRESS (-8); | |
349 | return 1; | |
350 | } | |
351 | SHOW_BOOT_PROGRESS (8); | |
352 | ||
353 | switch (hdr->ih_os) { | |
354 | default: /* handled by (original) Linux case */ | |
355 | case IH_OS_LINUX: | |
356 | do_bootm_linux (cmdtp, flag, argc, argv, | |
357 | addr, len_ptr, verify); | |
358 | break; | |
359 | case IH_OS_NETBSD: | |
360 | do_bootm_netbsd (cmdtp, flag, argc, argv, | |
361 | addr, len_ptr, verify); | |
362 | break; | |
8bde7f77 | 363 | |
1f4bb37d WD |
364 | #ifdef CONFIG_LYNXKDI |
365 | case IH_OS_LYNXOS: | |
366 | do_bootm_lynxkdi (cmdtp, flag, argc, argv, | |
367 | addr, len_ptr, verify); | |
368 | break; | |
369 | #endif | |
370 | ||
d791b1dc WD |
371 | case IH_OS_RTEMS: |
372 | do_bootm_rtems (cmdtp, flag, argc, argv, | |
373 | addr, len_ptr, verify); | |
374 | break; | |
8bde7f77 | 375 | |
47d1a6e1 WD |
376 | #if (CONFIG_COMMANDS & CFG_CMD_ELF) |
377 | case IH_OS_VXWORKS: | |
378 | do_bootm_vxworks (cmdtp, flag, argc, argv, | |
379 | addr, len_ptr, verify); | |
380 | break; | |
381 | case IH_OS_QNX: | |
382 | do_bootm_qnxelf (cmdtp, flag, argc, argv, | |
383 | addr, len_ptr, verify); | |
384 | break; | |
385 | #endif /* CFG_CMD_ELF */ | |
7f70e853 WD |
386 | #ifdef CONFIG_ARTOS |
387 | case IH_OS_ARTOS: | |
388 | do_bootm_artos (cmdtp, flag, argc, argv, | |
389 | addr, len_ptr, verify); | |
390 | break; | |
391 | #endif | |
47d1a6e1 WD |
392 | } |
393 | ||
394 | SHOW_BOOT_PROGRESS (-9); | |
395 | #ifdef DEBUG | |
396 | printf ("\n## Control returned to monitor - resetting...\n"); | |
397 | do_reset (cmdtp, flag, argc, argv); | |
398 | #endif | |
399 | return 1; | |
400 | } | |
401 | ||
0d498393 WD |
402 | U_BOOT_CMD( |
403 | bootm, CFG_MAXARGS, 1, do_bootm, | |
8bde7f77 WD |
404 | "bootm - boot application image from memory\n", |
405 | "[addr [arg ...]]\n - boot application image stored in memory\n" | |
406 | " passing arguments 'arg ...'; when booting a Linux kernel,\n" | |
407 | " 'arg' can be the address of an initrd image\n" | |
408 | ); | |
409 | ||
2262cfee | 410 | #ifdef CONFIG_PPC |
47d1a6e1 WD |
411 | static void |
412 | do_bootm_linux (cmd_tbl_t *cmdtp, int flag, | |
413 | int argc, char *argv[], | |
414 | ulong addr, | |
415 | ulong *len_ptr, | |
416 | int verify) | |
417 | { | |
418 | DECLARE_GLOBAL_DATA_PTR; | |
419 | ||
420 | ulong sp; | |
421 | ulong len, checksum; | |
422 | ulong initrd_start, initrd_end; | |
423 | ulong cmd_start, cmd_end; | |
424 | ulong initrd_high; | |
425 | ulong data; | |
38b99261 | 426 | int initrd_copy_to_ram = 1; |
47d1a6e1 WD |
427 | char *cmdline; |
428 | char *s; | |
429 | bd_t *kbd; | |
430 | void (*kernel)(bd_t *, ulong, ulong, ulong, ulong); | |
431 | image_header_t *hdr = &header; | |
432 | ||
433 | if ((s = getenv ("initrd_high")) != NULL) { | |
434 | /* a value of "no" or a similar string will act like 0, | |
435 | * turning the "load high" feature off. This is intentional. | |
436 | */ | |
437 | initrd_high = simple_strtoul(s, NULL, 16); | |
38b99261 WD |
438 | if (initrd_high == ~0) |
439 | initrd_copy_to_ram = 0; | |
228f29ac | 440 | } else { /* not set, no restrictions to load high */ |
47d1a6e1 WD |
441 | initrd_high = ~0; |
442 | } | |
443 | ||
56f94be3 | 444 | #ifdef CONFIG_LOGBUFFER |
6aff3115 | 445 | kbd=gd->bd; |
228f29ac WD |
446 | /* Prevent initrd from overwriting logbuffer */ |
447 | if (initrd_high < (kbd->bi_memsize-LOGBUFF_LEN-LOGBUFF_OVERHEAD)) | |
448 | initrd_high = kbd->bi_memsize-LOGBUFF_LEN-LOGBUFF_OVERHEAD; | |
449 | debug ("## Logbuffer at 0x%08lX ", kbd->bi_memsize-LOGBUFF_LEN); | |
56f94be3 WD |
450 | #endif |
451 | ||
47d1a6e1 WD |
452 | /* |
453 | * Booting a (Linux) kernel image | |
454 | * | |
455 | * Allocate space for command line and board info - the | |
456 | * address should be as high as possible within the reach of | |
457 | * the kernel (see CFG_BOOTMAPSZ settings), but in unused | |
458 | * memory, which means far enough below the current stack | |
459 | * pointer. | |
460 | */ | |
461 | ||
462 | asm( "mr %0,1": "=r"(sp) : ); | |
463 | ||
56f94be3 WD |
464 | debug ("## Current stack ends at 0x%08lX ", sp); |
465 | ||
47d1a6e1 WD |
466 | sp -= 2048; /* just to be sure */ |
467 | if (sp > CFG_BOOTMAPSZ) | |
468 | sp = CFG_BOOTMAPSZ; | |
469 | sp &= ~0xF; | |
470 | ||
56f94be3 WD |
471 | debug ("=> set upper limit to 0x%08lX\n", sp); |
472 | ||
47d1a6e1 WD |
473 | cmdline = (char *)((sp - CFG_BARGSIZE) & ~0xF); |
474 | kbd = (bd_t *)(((ulong)cmdline - sizeof(bd_t)) & ~0xF); | |
475 | ||
476 | if ((s = getenv("bootargs")) == NULL) | |
477 | s = ""; | |
478 | ||
479 | strcpy (cmdline, s); | |
480 | ||
481 | cmd_start = (ulong)&cmdline[0]; | |
482 | cmd_end = cmd_start + strlen(cmdline); | |
483 | ||
484 | *kbd = *(gd->bd); | |
485 | ||
486 | #ifdef DEBUG | |
487 | printf ("## cmdline at 0x%08lX ... 0x%08lX\n", cmd_start, cmd_end); | |
488 | ||
489 | do_bdinfo (NULL, 0, 0, NULL); | |
490 | #endif | |
491 | ||
492 | if ((s = getenv ("clocks_in_mhz")) != NULL) { | |
493 | /* convert all clock information to MHz */ | |
494 | kbd->bi_intfreq /= 1000000L; | |
495 | kbd->bi_busfreq /= 1000000L; | |
496 | #if defined(CONFIG_8260) | |
497 | kbd->bi_cpmfreq /= 1000000L; | |
498 | kbd->bi_brgfreq /= 1000000L; | |
499 | kbd->bi_sccfreq /= 1000000L; | |
500 | kbd->bi_vco /= 1000000L; | |
501 | #endif /* CONFIG_8260 */ | |
945af8d7 WD |
502 | #if defined(CONFIG_MPC5XXXX) |
503 | kbd->bi_ipbfreq /= 1000000L; | |
504 | kbd->bi_pcifreq /= 1000000L; | |
505 | #endif /* CONFIG_MPC5XXXX */ | |
47d1a6e1 WD |
506 | } |
507 | ||
508 | kernel = (void (*)(bd_t *, ulong, ulong, ulong, ulong))hdr->ih_ep; | |
509 | ||
510 | /* | |
511 | * Check if there is an initrd image | |
512 | */ | |
513 | if (argc >= 3) { | |
514 | SHOW_BOOT_PROGRESS (9); | |
515 | ||
516 | addr = simple_strtoul(argv[2], NULL, 16); | |
517 | ||
518 | printf ("## Loading RAMDisk Image at %08lx ...\n", addr); | |
519 | ||
520 | /* Copy header so we can blank CRC field for re-calculation */ | |
521 | memmove (&header, (char *)addr, sizeof(image_header_t)); | |
522 | ||
523 | if (hdr->ih_magic != IH_MAGIC) { | |
524 | printf ("Bad Magic Number\n"); | |
525 | SHOW_BOOT_PROGRESS (-10); | |
526 | do_reset (cmdtp, flag, argc, argv); | |
527 | } | |
528 | ||
529 | data = (ulong)&header; | |
530 | len = sizeof(image_header_t); | |
531 | ||
532 | checksum = hdr->ih_hcrc; | |
533 | hdr->ih_hcrc = 0; | |
534 | ||
535 | if (crc32 (0, (char *)data, len) != checksum) { | |
536 | printf ("Bad Header Checksum\n"); | |
537 | SHOW_BOOT_PROGRESS (-11); | |
538 | do_reset (cmdtp, flag, argc, argv); | |
539 | } | |
540 | ||
541 | SHOW_BOOT_PROGRESS (10); | |
542 | ||
543 | print_image_hdr (hdr); | |
544 | ||
545 | data = addr + sizeof(image_header_t); | |
546 | len = hdr->ih_size; | |
547 | ||
548 | if (verify) { | |
549 | ulong csum = 0; | |
550 | #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG) | |
551 | ulong cdata = data, edata = cdata + len; | |
552 | #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */ | |
553 | ||
554 | printf (" Verifying Checksum ... "); | |
555 | ||
556 | #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG) | |
557 | ||
558 | while (cdata < edata) { | |
559 | ulong chunk = edata - cdata; | |
560 | ||
561 | if (chunk > CHUNKSZ) | |
562 | chunk = CHUNKSZ; | |
563 | csum = crc32 (csum, (char *)cdata, chunk); | |
564 | cdata += chunk; | |
565 | ||
566 | WATCHDOG_RESET(); | |
567 | } | |
568 | #else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */ | |
569 | csum = crc32 (0, (char *)data, len); | |
570 | #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */ | |
571 | ||
572 | if (csum != hdr->ih_dcrc) { | |
573 | printf ("Bad Data CRC\n"); | |
574 | SHOW_BOOT_PROGRESS (-12); | |
575 | do_reset (cmdtp, flag, argc, argv); | |
576 | } | |
577 | printf ("OK\n"); | |
578 | } | |
579 | ||
580 | SHOW_BOOT_PROGRESS (11); | |
581 | ||
582 | if ((hdr->ih_os != IH_OS_LINUX) || | |
583 | (hdr->ih_arch != IH_CPU_PPC) || | |
584 | (hdr->ih_type != IH_TYPE_RAMDISK) ) { | |
585 | printf ("No Linux PPC Ramdisk Image\n"); | |
586 | SHOW_BOOT_PROGRESS (-13); | |
587 | do_reset (cmdtp, flag, argc, argv); | |
588 | } | |
589 | ||
590 | /* | |
591 | * Now check if we have a multifile image | |
592 | */ | |
593 | } else if ((hdr->ih_type==IH_TYPE_MULTI) && (len_ptr[1])) { | |
594 | u_long tail = ntohl(len_ptr[0]) % 4; | |
595 | int i; | |
596 | ||
597 | SHOW_BOOT_PROGRESS (13); | |
598 | ||
599 | /* skip kernel length and terminator */ | |
600 | data = (ulong)(&len_ptr[2]); | |
601 | /* skip any additional image length fields */ | |
602 | for (i=1; len_ptr[i]; ++i) | |
603 | data += 4; | |
604 | /* add kernel length, and align */ | |
605 | data += ntohl(len_ptr[0]); | |
606 | if (tail) { | |
607 | data += 4 - tail; | |
608 | } | |
609 | ||
610 | len = ntohl(len_ptr[1]); | |
611 | ||
612 | } else { | |
613 | /* | |
614 | * no initrd image | |
615 | */ | |
616 | SHOW_BOOT_PROGRESS (14); | |
617 | ||
618 | len = data = 0; | |
619 | } | |
620 | ||
47d1a6e1 | 621 | if (!data) { |
56f94be3 | 622 | debug ("No initrd\n"); |
47d1a6e1 | 623 | } |
47d1a6e1 WD |
624 | |
625 | if (data) { | |
38b99261 WD |
626 | if (!initrd_copy_to_ram) { /* zero-copy ramdisk support */ |
627 | initrd_start = data; | |
628 | initrd_end = initrd_start + len; | |
629 | } else { | |
47d1a6e1 WD |
630 | initrd_start = (ulong)kbd - len; |
631 | initrd_start &= ~(4096 - 1); /* align on page */ | |
632 | ||
633 | if (initrd_high) { | |
634 | ulong nsp; | |
635 | ||
636 | /* | |
637 | * the inital ramdisk does not need to be within | |
638 | * CFG_BOOTMAPSZ as it is not accessed until after | |
639 | * the mm system is initialised. | |
640 | * | |
641 | * do the stack bottom calculation again and see if | |
642 | * the initrd will fit just below the monitor stack | |
643 | * bottom without overwriting the area allocated | |
644 | * above for command line args and board info. | |
645 | */ | |
646 | asm( "mr %0,1": "=r"(nsp) : ); | |
647 | nsp -= 2048; /* just to be sure */ | |
648 | nsp &= ~0xF; | |
649 | if (nsp > initrd_high) /* limit as specified */ | |
650 | nsp = initrd_high; | |
651 | nsp -= len; | |
652 | nsp &= ~(4096 - 1); /* align on page */ | |
653 | if (nsp >= sp) | |
654 | initrd_start = nsp; | |
655 | } | |
656 | ||
657 | SHOW_BOOT_PROGRESS (12); | |
56f94be3 WD |
658 | |
659 | debug ("## initrd at 0x%08lX ... 0x%08lX (len=%ld=0x%lX)\n", | |
47d1a6e1 | 660 | data, data + len - 1, len, len); |
56f94be3 | 661 | |
47d1a6e1 WD |
662 | initrd_end = initrd_start + len; |
663 | printf (" Loading Ramdisk to %08lx, end %08lx ... ", | |
664 | initrd_start, initrd_end); | |
665 | #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG) | |
666 | { | |
667 | size_t l = len; | |
668 | void *to = (void *)initrd_start; | |
669 | void *from = (void *)data; | |
670 | ||
671 | while (l > 0) { | |
672 | size_t tail = (l > CHUNKSZ) ? CHUNKSZ : l; | |
673 | WATCHDOG_RESET(); | |
674 | memmove (to, from, tail); | |
675 | to += tail; | |
676 | from += tail; | |
677 | l -= tail; | |
678 | } | |
679 | } | |
680 | #else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */ | |
681 | memmove ((void *)initrd_start, (void *)data, len); | |
682 | #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */ | |
683 | printf ("OK\n"); | |
38b99261 | 684 | } |
47d1a6e1 WD |
685 | } else { |
686 | initrd_start = 0; | |
687 | initrd_end = 0; | |
688 | } | |
689 | ||
56f94be3 WD |
690 | |
691 | debug ("## Transferring control to Linux (at address %08lx) ...\n", | |
47d1a6e1 | 692 | (ulong)kernel); |
56f94be3 | 693 | |
47d1a6e1 WD |
694 | SHOW_BOOT_PROGRESS (15); |
695 | ||
696 | #ifdef CFG_INIT_RAM_LOCK | |
697 | unlock_ram_in_cache(); | |
698 | #endif | |
699 | /* | |
700 | * Linux Kernel Parameters: | |
701 | * r3: ptr to board info data | |
702 | * r4: initrd_start or 0 if no initrd | |
703 | * r5: initrd_end - unused if r4 is 0 | |
704 | * r6: Start of command line string | |
705 | * r7: End of command line string | |
706 | */ | |
707 | (*kernel) (kbd, initrd_start, initrd_end, cmd_start, cmd_end); | |
708 | } | |
1cb8e980 | 709 | #endif /* CONFIG_PPC */ |
47d1a6e1 WD |
710 | |
711 | static void | |
712 | do_bootm_netbsd (cmd_tbl_t *cmdtp, int flag, | |
713 | int argc, char *argv[], | |
714 | ulong addr, | |
715 | ulong *len_ptr, | |
716 | int verify) | |
717 | { | |
718 | DECLARE_GLOBAL_DATA_PTR; | |
719 | ||
720 | image_header_t *hdr = &header; | |
721 | ||
722 | void (*loader)(bd_t *, image_header_t *, char *, char *); | |
723 | image_header_t *img_addr; | |
724 | char *consdev; | |
725 | char *cmdline; | |
726 | ||
727 | ||
728 | /* | |
729 | * Booting a (NetBSD) kernel image | |
730 | * | |
731 | * This process is pretty similar to a standalone application: | |
732 | * The (first part of an multi-) image must be a stage-2 loader, | |
733 | * which in turn is responsible for loading & invoking the actual | |
734 | * kernel. The only differences are the parameters being passed: | |
735 | * besides the board info strucure, the loader expects a command | |
736 | * line, the name of the console device, and (optionally) the | |
737 | * address of the original image header. | |
738 | */ | |
739 | ||
740 | img_addr = 0; | |
741 | if ((hdr->ih_type==IH_TYPE_MULTI) && (len_ptr[1])) | |
742 | img_addr = (image_header_t *) addr; | |
743 | ||
744 | ||
745 | consdev = ""; | |
746 | #if defined (CONFIG_8xx_CONS_SMC1) | |
747 | consdev = "smc1"; | |
748 | #elif defined (CONFIG_8xx_CONS_SMC2) | |
749 | consdev = "smc2"; | |
750 | #elif defined (CONFIG_8xx_CONS_SCC2) | |
751 | consdev = "scc2"; | |
752 | #elif defined (CONFIG_8xx_CONS_SCC3) | |
753 | consdev = "scc3"; | |
754 | #endif | |
755 | ||
756 | if (argc > 2) { | |
757 | ulong len; | |
758 | int i; | |
759 | ||
760 | for (i=2, len=0 ; i<argc ; i+=1) | |
761 | len += strlen (argv[i]) + 1; | |
762 | cmdline = malloc (len); | |
763 | ||
764 | for (i=2, len=0 ; i<argc ; i+=1) { | |
765 | if (i > 2) | |
766 | cmdline[len++] = ' '; | |
767 | strcpy (&cmdline[len], argv[i]); | |
768 | len += strlen (argv[i]); | |
769 | } | |
770 | } else if ((cmdline = getenv("bootargs")) == NULL) { | |
771 | cmdline = ""; | |
772 | } | |
773 | ||
774 | loader = (void (*)(bd_t *, image_header_t *, char *, char *)) hdr->ih_ep; | |
775 | ||
776 | printf ("## Transferring control to NetBSD stage-2 loader (at address %08lx) ...\n", | |
777 | (ulong)loader); | |
778 | ||
779 | SHOW_BOOT_PROGRESS (15); | |
780 | ||
781 | /* | |
782 | * NetBSD Stage-2 Loader Parameters: | |
783 | * r3: ptr to board info data | |
784 | * r4: image address | |
785 | * r5: console device | |
786 | * r6: boot args string | |
787 | */ | |
788 | (*loader) (gd->bd, img_addr, consdev, cmdline); | |
789 | } | |
790 | ||
7f70e853 WD |
791 | #if defined(CONFIG_ARTOS) && defined(CONFIG_PPC) |
792 | ||
793 | /* Function that returns a character from the environment */ | |
794 | extern uchar (*env_get_char)(int); | |
795 | ||
796 | static void | |
797 | do_bootm_artos (cmd_tbl_t *cmdtp, int flag, | |
798 | int argc, char *argv[], | |
799 | ulong addr, | |
800 | ulong *len_ptr, | |
801 | int verify) | |
802 | { | |
803 | DECLARE_GLOBAL_DATA_PTR; | |
804 | ulong top; | |
805 | char *s, *cmdline; | |
806 | char **fwenv, **ss; | |
807 | int i, j, nxt, len, envno, envsz; | |
808 | bd_t *kbd; | |
809 | void (*entry)(bd_t *bd, char *cmdline, char **fwenv, ulong top); | |
810 | image_header_t *hdr = &header; | |
811 | ||
812 | /* | |
813 | * Booting an ARTOS kernel image + application | |
814 | */ | |
815 | ||
816 | /* this used to be the top of memory, but was wrong... */ | |
817 | #ifdef CONFIG_PPC | |
818 | /* get stack pointer */ | |
819 | asm volatile ("mr %0,1" : "=r"(top) ); | |
820 | #endif | |
821 | debug ("## Current stack ends at 0x%08lX ", top); | |
822 | ||
823 | top -= 2048; /* just to be sure */ | |
824 | if (top > CFG_BOOTMAPSZ) | |
825 | top = CFG_BOOTMAPSZ; | |
826 | top &= ~0xF; | |
827 | ||
828 | debug ("=> set upper limit to 0x%08lX\n", top); | |
829 | ||
830 | /* first check the artos specific boot args, then the linux args*/ | |
831 | if ((s = getenv("abootargs")) == NULL && (s = getenv("bootargs")) == NULL) | |
832 | s = ""; | |
833 | ||
834 | /* get length of cmdline, and place it */ | |
835 | len = strlen(s); | |
836 | top = (top - (len + 1)) & ~0xF; | |
837 | cmdline = (char *)top; | |
838 | debug ("## cmdline at 0x%08lX ", top); | |
839 | strcpy(cmdline, s); | |
840 | ||
841 | /* copy bdinfo */ | |
842 | top = (top - sizeof(bd_t)) & ~0xF; | |
843 | debug ("## bd at 0x%08lX ", top); | |
844 | kbd = (bd_t *)top; | |
845 | memcpy(kbd, gd->bd, sizeof(bd_t)); | |
846 | ||
847 | /* first find number of env entries, and their size */ | |
848 | envno = 0; | |
849 | envsz = 0; | |
850 | for (i = 0; env_get_char(i) != '\0'; i = nxt + 1) { | |
851 | for (nxt = i; env_get_char(nxt) != '\0'; ++nxt) | |
852 | ; | |
853 | envno++; | |
854 | envsz += (nxt - i) + 1; /* plus trailing zero */ | |
855 | } | |
856 | envno++; /* plus the terminating zero */ | |
857 | debug ("## %u envvars total size %u ", envno, envsz); | |
858 | ||
859 | top = (top - sizeof(char **)*envno) & ~0xF; | |
860 | fwenv = (char **)top; | |
861 | debug ("## fwenv at 0x%08lX ", top); | |
862 | ||
863 | top = (top - envsz) & ~0xF; | |
864 | s = (char *)top; | |
865 | ss = fwenv; | |
866 | ||
867 | /* now copy them */ | |
868 | for (i = 0; env_get_char(i) != '\0'; i = nxt + 1) { | |
869 | for (nxt = i; env_get_char(nxt) != '\0'; ++nxt) | |
870 | ; | |
871 | *ss++ = s; | |
872 | for (j = i; j < nxt; ++j) | |
873 | *s++ = env_get_char(j); | |
874 | *s++ = '\0'; | |
875 | } | |
876 | *ss++ = NULL; /* terminate */ | |
877 | ||
878 | entry = (void (*)(bd_t *, char *, char **, ulong))ntohl(hdr->ih_ep); | |
879 | (*entry)(kbd, cmdline, fwenv, top); | |
880 | } | |
881 | #endif | |
882 | ||
883 | ||
47d1a6e1 WD |
884 | #if (CONFIG_COMMANDS & CFG_CMD_BOOTD) |
885 | int do_bootd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
886 | { | |
887 | int rcode = 0; | |
888 | #ifndef CFG_HUSH_PARSER | |
889 | if (run_command (getenv ("bootcmd"), flag) < 0) rcode = 1; | |
890 | #else | |
891 | if (parse_string_outer(getenv("bootcmd"), | |
892 | FLAG_PARSE_SEMICOLON | FLAG_EXIT_FROM_LOOP) != 0 ) rcode = 1; | |
893 | #endif | |
894 | return rcode; | |
895 | } | |
8bde7f77 | 896 | |
0d498393 WD |
897 | U_BOOT_CMD( |
898 | boot, 1, 1, do_bootd, | |
9d2b18a0 WD |
899 | "boot - boot default, i.e., run 'bootcmd'\n", |
900 | NULL | |
901 | ); | |
902 | ||
903 | /* keep old command name "bootd" for backward compatibility */ | |
0d498393 WD |
904 | U_BOOT_CMD( |
905 | bootd, 1, 1, do_bootd, | |
8bde7f77 WD |
906 | "bootd - boot default, i.e., run 'bootcmd'\n", |
907 | NULL | |
908 | ); | |
909 | ||
47d1a6e1 WD |
910 | #endif |
911 | ||
912 | #if (CONFIG_COMMANDS & CFG_CMD_IMI) | |
913 | int do_iminfo ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
914 | { | |
915 | int arg; | |
916 | ulong addr; | |
917 | int rcode=0; | |
918 | ||
919 | if (argc < 2) { | |
920 | return image_info (load_addr); | |
921 | } | |
922 | ||
923 | for (arg=1; arg <argc; ++arg) { | |
924 | addr = simple_strtoul(argv[arg], NULL, 16); | |
925 | if (image_info (addr) != 0) rcode = 1; | |
926 | } | |
927 | return rcode; | |
928 | } | |
929 | ||
930 | static int image_info (ulong addr) | |
931 | { | |
932 | ulong data, len, checksum; | |
933 | image_header_t *hdr = &header; | |
934 | ||
935 | printf ("\n## Checking Image at %08lx ...\n", addr); | |
936 | ||
937 | /* Copy header so we can blank CRC field for re-calculation */ | |
938 | memmove (&header, (char *)addr, sizeof(image_header_t)); | |
939 | ||
940 | if (ntohl(hdr->ih_magic) != IH_MAGIC) { | |
941 | printf (" Bad Magic Number\n"); | |
942 | return 1; | |
943 | } | |
944 | ||
945 | data = (ulong)&header; | |
946 | len = sizeof(image_header_t); | |
947 | ||
948 | checksum = ntohl(hdr->ih_hcrc); | |
949 | hdr->ih_hcrc = 0; | |
950 | ||
951 | if (crc32 (0, (char *)data, len) != checksum) { | |
952 | printf (" Bad Header Checksum\n"); | |
953 | return 1; | |
954 | } | |
955 | ||
956 | /* for multi-file images we need the data part, too */ | |
957 | print_image_hdr ((image_header_t *)addr); | |
958 | ||
959 | data = addr + sizeof(image_header_t); | |
960 | len = ntohl(hdr->ih_size); | |
961 | ||
962 | printf (" Verifying Checksum ... "); | |
963 | if (crc32 (0, (char *)data, len) != ntohl(hdr->ih_dcrc)) { | |
964 | printf (" Bad Data CRC\n"); | |
965 | return 1; | |
966 | } | |
967 | printf ("OK\n"); | |
968 | return 0; | |
969 | } | |
0d498393 WD |
970 | |
971 | U_BOOT_CMD( | |
972 | iminfo, CFG_MAXARGS, 1, do_iminfo, | |
8bde7f77 WD |
973 | "iminfo - print header information for application image\n", |
974 | "addr [addr ...]\n" | |
975 | " - print header information for application image starting at\n" | |
976 | " address 'addr' in memory; this includes verification of the\n" | |
977 | " image contents (magic number, header and payload checksums)\n" | |
978 | ); | |
979 | ||
47d1a6e1 WD |
980 | #endif /* CFG_CMD_IMI */ |
981 | ||
27b207fd WD |
982 | #if (CONFIG_COMMANDS & CFG_CMD_IMLS) |
983 | /*----------------------------------------------------------------------- | |
984 | * List all images found in flash. | |
985 | */ | |
986 | int do_imls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
987 | { | |
988 | flash_info_t *info; | |
989 | int i, j; | |
990 | image_header_t *hdr; | |
991 | ulong checksum; | |
992 | ||
993 | for (i=0, info=&flash_info[0]; i<CFG_MAX_FLASH_BANKS; ++i, ++info) { | |
994 | if (info->flash_id == FLASH_UNKNOWN) | |
995 | goto next_bank; | |
996 | for (j=0; j<CFG_MAX_FLASH_SECT; ++j) { | |
997 | ||
998 | if (!(hdr=(image_header_t *)info->start[j]) || | |
999 | (ntohl(hdr->ih_magic) != IH_MAGIC)) | |
1000 | goto next_sector; | |
1001 | ||
1002 | /* Copy header so we can blank CRC field for re-calculation */ | |
1003 | memmove (&header, (char *)hdr, sizeof(image_header_t)); | |
1004 | ||
1005 | checksum = ntohl(header.ih_hcrc); | |
1006 | header.ih_hcrc = 0; | |
1007 | ||
1008 | if (crc32 (0, (char *)&header, sizeof(image_header_t)) | |
1009 | != checksum) | |
1010 | goto next_sector; | |
1011 | ||
1012 | printf ("Image at %08lX:\n", (ulong)hdr); | |
1013 | print_image_hdr( hdr ); | |
1014 | putc ('\n'); | |
1015 | next_sector: | |
1016 | } | |
1017 | next_bank: | |
1018 | } | |
1019 | ||
1020 | return (0); | |
1021 | } | |
1022 | ||
1023 | U_BOOT_CMD( | |
1024 | imls, 1, 1, do_imls, | |
1025 | "imls - list all images found in flash\n", | |
1026 | "\n" | |
1027 | " - Prints information about all images found at sector\n" | |
1028 | " boundaries in flash.\n" | |
1029 | ); | |
1030 | #endif /* CFG_CMD_IMLS */ | |
1031 | ||
47d1a6e1 WD |
1032 | void |
1033 | print_image_hdr (image_header_t *hdr) | |
1034 | { | |
1035 | #if (CONFIG_COMMANDS & CFG_CMD_DATE) || defined(CONFIG_TIMESTAMP) | |
1036 | time_t timestamp = (time_t)ntohl(hdr->ih_time); | |
1037 | struct rtc_time tm; | |
1038 | #endif | |
1039 | ||
1040 | printf (" Image Name: %.*s\n", IH_NMLEN, hdr->ih_name); | |
1041 | #if (CONFIG_COMMANDS & CFG_CMD_DATE) || defined(CONFIG_TIMESTAMP) | |
1042 | to_tm (timestamp, &tm); | |
1043 | printf (" Created: %4d-%02d-%02d %2d:%02d:%02d UTC\n", | |
1044 | tm.tm_year, tm.tm_mon, tm.tm_mday, | |
1045 | tm.tm_hour, tm.tm_min, tm.tm_sec); | |
1046 | #endif /* CFG_CMD_DATE, CONFIG_TIMESTAMP */ | |
1047 | printf (" Image Type: "); print_type(hdr); printf ("\n"); | |
1048 | printf (" Data Size: %d Bytes = ", ntohl(hdr->ih_size)); | |
1049 | print_size (ntohl(hdr->ih_size), "\n"); | |
1050 | printf (" Load Address: %08x\n", ntohl(hdr->ih_load)); | |
1051 | printf (" Entry Point: %08x\n", ntohl(hdr->ih_ep)); | |
1052 | ||
1053 | if (hdr->ih_type == IH_TYPE_MULTI) { | |
1054 | int i; | |
1055 | ulong len; | |
1056 | ulong *len_ptr = (ulong *)((ulong)hdr + sizeof(image_header_t)); | |
1057 | ||
1058 | printf (" Contents:\n"); | |
1059 | for (i=0; (len = ntohl(*len_ptr)); ++i, ++len_ptr) { | |
1060 | printf (" Image %d: %8ld Bytes = ", i, len); | |
1061 | print_size (len, "\n"); | |
1062 | } | |
1063 | } | |
1064 | } | |
1065 | ||
1066 | ||
1067 | static void | |
1068 | print_type (image_header_t *hdr) | |
1069 | { | |
1070 | char *os, *arch, *type, *comp; | |
1071 | ||
1072 | switch (hdr->ih_os) { | |
1073 | case IH_OS_INVALID: os = "Invalid OS"; break; | |
1074 | case IH_OS_NETBSD: os = "NetBSD"; break; | |
1075 | case IH_OS_LINUX: os = "Linux"; break; | |
1076 | case IH_OS_VXWORKS: os = "VxWorks"; break; | |
1077 | case IH_OS_QNX: os = "QNX"; break; | |
1078 | case IH_OS_U_BOOT: os = "U-Boot"; break; | |
d791b1dc | 1079 | case IH_OS_RTEMS: os = "RTEMS"; break; |
7f70e853 WD |
1080 | #ifdef CONFIG_ARTOS |
1081 | case IH_OS_ARTOS: os = "ARTOS"; break; | |
1f4bb37d WD |
1082 | #endif |
1083 | #ifdef CONFIG_LYNXKDI | |
1084 | case IH_OS_LYNXOS: os = "LynxOS"; break; | |
7f70e853 | 1085 | #endif |
47d1a6e1 WD |
1086 | default: os = "Unknown OS"; break; |
1087 | } | |
1088 | ||
1089 | switch (hdr->ih_arch) { | |
1090 | case IH_CPU_INVALID: arch = "Invalid CPU"; break; | |
1091 | case IH_CPU_ALPHA: arch = "Alpha"; break; | |
1092 | case IH_CPU_ARM: arch = "ARM"; break; | |
1093 | case IH_CPU_I386: arch = "Intel x86"; break; | |
1094 | case IH_CPU_IA64: arch = "IA64"; break; | |
1095 | case IH_CPU_MIPS: arch = "MIPS"; break; | |
1096 | case IH_CPU_MIPS64: arch = "MIPS 64 Bit"; break; | |
1097 | case IH_CPU_PPC: arch = "PowerPC"; break; | |
1098 | case IH_CPU_S390: arch = "IBM S390"; break; | |
1099 | case IH_CPU_SH: arch = "SuperH"; break; | |
1100 | case IH_CPU_SPARC: arch = "SPARC"; break; | |
1101 | case IH_CPU_SPARC64: arch = "SPARC 64 Bit"; break; | |
8564acf9 | 1102 | case IH_CPU_M68K: arch = "M68K"; break; |
47d1a6e1 WD |
1103 | default: arch = "Unknown Architecture"; break; |
1104 | } | |
1105 | ||
1106 | switch (hdr->ih_type) { | |
1107 | case IH_TYPE_INVALID: type = "Invalid Image"; break; | |
1108 | case IH_TYPE_STANDALONE:type = "Standalone Program"; break; | |
1109 | case IH_TYPE_KERNEL: type = "Kernel Image"; break; | |
1110 | case IH_TYPE_RAMDISK: type = "RAMDisk Image"; break; | |
1111 | case IH_TYPE_MULTI: type = "Multi-File Image"; break; | |
1112 | case IH_TYPE_FIRMWARE: type = "Firmware"; break; | |
1113 | case IH_TYPE_SCRIPT: type = "Script"; break; | |
1114 | default: type = "Unknown Image"; break; | |
1115 | } | |
1116 | ||
1117 | switch (hdr->ih_comp) { | |
1118 | case IH_COMP_NONE: comp = "uncompressed"; break; | |
1119 | case IH_COMP_GZIP: comp = "gzip compressed"; break; | |
1120 | case IH_COMP_BZIP2: comp = "bzip2 compressed"; break; | |
1121 | default: comp = "unknown compression"; break; | |
1122 | } | |
1123 | ||
1124 | printf ("%s %s %s (%s)", arch, os, type, comp); | |
1125 | } | |
1126 | ||
1127 | #define ZALLOC_ALIGNMENT 16 | |
1128 | ||
1129 | static void *zalloc(void *x, unsigned items, unsigned size) | |
1130 | { | |
1131 | void *p; | |
1132 | ||
1133 | size *= items; | |
1134 | size = (size + ZALLOC_ALIGNMENT - 1) & ~(ZALLOC_ALIGNMENT - 1); | |
1135 | ||
1136 | p = malloc (size); | |
1137 | ||
1138 | return (p); | |
1139 | } | |
1140 | ||
1141 | static void zfree(void *x, void *addr, unsigned nb) | |
1142 | { | |
1143 | free (addr); | |
1144 | } | |
1145 | ||
1146 | #define HEAD_CRC 2 | |
1147 | #define EXTRA_FIELD 4 | |
1148 | #define ORIG_NAME 8 | |
1149 | #define COMMENT 0x10 | |
1150 | #define RESERVED 0xe0 | |
1151 | ||
1152 | #define DEFLATED 8 | |
1153 | ||
1154 | int gunzip(void *dst, int dstlen, unsigned char *src, int *lenp) | |
1155 | { | |
1156 | z_stream s; | |
1157 | int r, i, flags; | |
1158 | ||
1159 | /* skip header */ | |
1160 | i = 10; | |
1161 | flags = src[3]; | |
1162 | if (src[2] != DEFLATED || (flags & RESERVED) != 0) { | |
1163 | printf ("Error: Bad gzipped data\n"); | |
1164 | return (-1); | |
1165 | } | |
1166 | if ((flags & EXTRA_FIELD) != 0) | |
1167 | i = 12 + src[10] + (src[11] << 8); | |
1168 | if ((flags & ORIG_NAME) != 0) | |
1169 | while (src[i++] != 0) | |
1170 | ; | |
1171 | if ((flags & COMMENT) != 0) | |
1172 | while (src[i++] != 0) | |
1173 | ; | |
1174 | if ((flags & HEAD_CRC) != 0) | |
1175 | i += 2; | |
1176 | if (i >= *lenp) { | |
1177 | printf ("Error: gunzip out of data in header\n"); | |
1178 | return (-1); | |
1179 | } | |
1180 | ||
1181 | s.zalloc = zalloc; | |
1182 | s.zfree = zfree; | |
1183 | #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG) | |
1184 | s.outcb = (cb_func)WATCHDOG_RESET; | |
1185 | #else | |
1186 | s.outcb = Z_NULL; | |
1187 | #endif /* CONFIG_HW_WATCHDOG */ | |
1188 | ||
1189 | r = inflateInit2(&s, -MAX_WBITS); | |
1190 | if (r != Z_OK) { | |
1191 | printf ("Error: inflateInit2() returned %d\n", r); | |
1192 | return (-1); | |
1193 | } | |
1194 | s.next_in = src + i; | |
1195 | s.avail_in = *lenp - i; | |
1196 | s.next_out = dst; | |
1197 | s.avail_out = dstlen; | |
1198 | r = inflate(&s, Z_FINISH); | |
1199 | if (r != Z_OK && r != Z_STREAM_END) { | |
1200 | printf ("Error: inflate() returned %d\n", r); | |
1201 | return (-1); | |
1202 | } | |
1203 | *lenp = s.next_out - (unsigned char *) dst; | |
1204 | inflateEnd(&s); | |
1205 | ||
1206 | return (0); | |
1207 | } | |
1208 | ||
d791b1dc WD |
1209 | static void |
1210 | do_bootm_rtems (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[], | |
1211 | ulong addr, ulong *len_ptr, int verify) | |
1212 | { | |
1213 | DECLARE_GLOBAL_DATA_PTR; | |
1214 | image_header_t *hdr = &header; | |
1215 | void (*entry_point)(bd_t *); | |
1216 | ||
1217 | entry_point = (void (*)(bd_t *)) hdr->ih_ep; | |
1218 | ||
1219 | printf ("## Transferring control to RTEMS (at address %08lx) ...\n", | |
1220 | (ulong)entry_point); | |
1221 | ||
1222 | SHOW_BOOT_PROGRESS (15); | |
1223 | ||
1224 | /* | |
1225 | * RTEMS Parameters: | |
1226 | * r3: ptr to board info data | |
1227 | */ | |
1228 | ||
1229 | (*entry_point ) ( gd->bd ); | |
1230 | } | |
1231 | ||
47d1a6e1 WD |
1232 | #if (CONFIG_COMMANDS & CFG_CMD_ELF) |
1233 | static void | |
1234 | do_bootm_vxworks (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[], | |
1235 | ulong addr, ulong *len_ptr, int verify) | |
1236 | { | |
1237 | image_header_t *hdr = &header; | |
1238 | char str[80]; | |
1239 | ||
1240 | sprintf(str, "%x", hdr->ih_ep); /* write entry-point into string */ | |
1241 | setenv("loadaddr", str); | |
1242 | do_bootvx(cmdtp, 0, 0, NULL); | |
1243 | } | |
1244 | ||
1245 | static void | |
1246 | do_bootm_qnxelf (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[], | |
1247 | ulong addr, ulong *len_ptr, int verify) | |
1248 | { | |
1249 | image_header_t *hdr = &header; | |
1250 | char *local_args[2]; | |
1251 | char str[16]; | |
1252 | ||
1253 | sprintf(str, "%x", hdr->ih_ep); /* write entry-point into string */ | |
1254 | local_args[0] = argv[0]; | |
1255 | local_args[1] = str; /* and provide it via the arguments */ | |
1256 | do_bootelf(cmdtp, 0, 2, local_args); | |
1257 | } | |
1258 | #endif /* CFG_CMD_ELF */ | |
1f4bb37d WD |
1259 | |
1260 | #ifdef CONFIG_LYNXKDI | |
1261 | static void | |
1262 | do_bootm_lynxkdi (cmd_tbl_t *cmdtp, int flag, | |
1263 | int argc, char *argv[], | |
1264 | ulong addr, | |
1265 | ulong *len_ptr, | |
1266 | int verify) | |
1267 | { | |
1268 | lynxkdi_boot( &header ); | |
1269 | } | |
1270 | ||
1271 | #endif /* CONFIG_LYNXKDI */ | |
1272 |