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Commit | Line | Data |
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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 | |
213bf8c8 GVB |
37 | #if defined(CONFIG_OF_LIBFDT) |
38 | #include <fdt.h> | |
39 | #include <libfdt.h> | |
c28abb9c | 40 | #include <fdt_support.h> |
213bf8c8 | 41 | #endif |
aea03c4e | 42 | #if defined(CONFIG_OF_FLAT_TREE) |
f57f70aa WD |
43 | #include <ft_build.h> |
44 | #endif | |
45 | ||
d87080b7 WD |
46 | DECLARE_GLOBAL_DATA_PTR; |
47 | ||
38eb508e GVB |
48 | /*cmd_boot.c*/ |
49 | extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); | |
8bde7f77 | 50 | |
baa26db4 | 51 | #if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) |
47d1a6e1 WD |
52 | #include <rtc.h> |
53 | #endif | |
54 | ||
55 | #ifdef CFG_HUSH_PARSER | |
56 | #include <hush.h> | |
57 | #endif | |
58 | ||
47d1a6e1 WD |
59 | #ifdef CFG_INIT_RAM_LOCK |
60 | #include <asm/cache.h> | |
61 | #endif | |
62 | ||
228f29ac WD |
63 | #ifdef CONFIG_LOGBUFFER |
64 | #include <logbuff.h> | |
65 | #endif | |
66 | ||
2abbe075 WD |
67 | #ifdef CONFIG_HAS_DATAFLASH |
68 | #include <dataflash.h> | |
69 | #endif | |
70 | ||
47d1a6e1 WD |
71 | /* |
72 | * Some systems (for example LWMON) have very short watchdog periods; | |
73 | * we must make sure to split long operations like memmove() or | |
74 | * crc32() into reasonable chunks. | |
75 | */ | |
76 | #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG) | |
77 | # define CHUNKSZ (64 * 1024) | |
78 | #endif | |
79 | ||
eedcd078 | 80 | int gunzip (void *, int, unsigned char *, unsigned long *); |
47d1a6e1 WD |
81 | |
82 | static void *zalloc(void *, unsigned, unsigned); | |
83 | static void zfree(void *, void *, unsigned); | |
84 | ||
baa26db4 | 85 | #if defined(CONFIG_CMD_IMI) |
47d1a6e1 WD |
86 | static int image_info (unsigned long addr); |
87 | #endif | |
27b207fd | 88 | |
baa26db4 | 89 | #if defined(CONFIG_CMD_IMLS) |
27b207fd | 90 | #include <flash.h> |
e6f2e902 | 91 | extern flash_info_t flash_info[]; /* info for FLASH chips */ |
27b207fd WD |
92 | static int do_imls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); |
93 | #endif | |
94 | ||
47d1a6e1 WD |
95 | static void print_type (image_header_t *hdr); |
96 | ||
2262cfee WD |
97 | #ifdef __I386__ |
98 | image_header_t *fake_header(image_header_t *hdr, void *ptr, int size); | |
99 | #endif | |
100 | ||
47d1a6e1 WD |
101 | /* |
102 | * Continue booting an OS image; caller already has: | |
103 | * - copied image header to global variable `header' | |
104 | * - checked header magic number, checksums (both header & image), | |
105 | * - verified image architecture (PPC) and type (KERNEL or MULTI), | |
106 | * - loaded (first part of) image to header load address, | |
107 | * - disabled interrupts. | |
108 | */ | |
109 | typedef void boot_os_Fcn (cmd_tbl_t *cmdtp, int flag, | |
110 | int argc, char *argv[], | |
111 | ulong addr, /* of image to boot */ | |
112 | ulong *len_ptr, /* multi-file image length table */ | |
113 | int verify); /* getenv("verify")[0] != 'n' */ | |
114 | ||
8bde7f77 WD |
115 | #ifdef DEBUG |
116 | extern int do_bdinfo ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); | |
117 | #endif | |
118 | ||
2262cfee | 119 | #ifdef CONFIG_PPC |
47d1a6e1 WD |
120 | static boot_os_Fcn do_bootm_linux; |
121 | #else | |
122 | extern boot_os_Fcn do_bootm_linux; | |
123 | #endif | |
f72da340 WD |
124 | #ifdef CONFIG_SILENT_CONSOLE |
125 | static void fixup_silent_linux (void); | |
126 | #endif | |
47d1a6e1 | 127 | static boot_os_Fcn do_bootm_netbsd; |
d791b1dc | 128 | static boot_os_Fcn do_bootm_rtems; |
baa26db4 | 129 | #if defined(CONFIG_CMD_ELF) |
47d1a6e1 WD |
130 | static boot_os_Fcn do_bootm_vxworks; |
131 | static boot_os_Fcn do_bootm_qnxelf; | |
132 | int do_bootvx ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[] ); | |
133 | int do_bootelf (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[] ); | |
90253178 | 134 | #endif |
7f70e853 WD |
135 | #if defined(CONFIG_ARTOS) && defined(CONFIG_PPC) |
136 | static boot_os_Fcn do_bootm_artos; | |
137 | #endif | |
1f4bb37d WD |
138 | #ifdef CONFIG_LYNXKDI |
139 | static boot_os_Fcn do_bootm_lynxkdi; | |
140 | extern void lynxkdi_boot( image_header_t * ); | |
141 | #endif | |
47d1a6e1 | 142 | |
15940c9a SR |
143 | #ifndef CFG_BOOTM_LEN |
144 | #define CFG_BOOTM_LEN 0x800000 /* use 8MByte as default max gunzip size */ | |
145 | #endif | |
146 | ||
47d1a6e1 WD |
147 | image_header_t header; |
148 | ||
149 | ulong load_addr = CFG_LOAD_ADDR; /* Default Load Address */ | |
150 | ||
151 | int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
152 | { | |
153 | ulong iflag; | |
154 | ulong addr; | |
155 | ulong data, len, checksum; | |
156 | ulong *len_ptr; | |
15940c9a | 157 | uint unc_len = CFG_BOOTM_LEN; |
47d1a6e1 WD |
158 | int i, verify; |
159 | char *name, *s; | |
b13fb01a | 160 | int (*appl)(int, char *[]); |
47d1a6e1 WD |
161 | image_header_t *hdr = &header; |
162 | ||
163 | s = getenv ("verify"); | |
164 | verify = (s && (*s == 'n')) ? 0 : 1; | |
165 | ||
166 | if (argc < 2) { | |
167 | addr = load_addr; | |
168 | } else { | |
169 | addr = simple_strtoul(argv[1], NULL, 16); | |
170 | } | |
171 | ||
fad63407 | 172 | show_boot_progress (1); |
47d1a6e1 WD |
173 | printf ("## Booting image at %08lx ...\n", addr); |
174 | ||
175 | /* Copy header so we can blank CRC field for re-calculation */ | |
2abbe075 WD |
176 | #ifdef CONFIG_HAS_DATAFLASH |
177 | if (addr_dataflash(addr)){ | |
178 | read_dataflash(addr, sizeof(image_header_t), (char *)&header); | |
179 | } else | |
180 | #endif | |
47d1a6e1 WD |
181 | memmove (&header, (char *)addr, sizeof(image_header_t)); |
182 | ||
183 | if (ntohl(hdr->ih_magic) != IH_MAGIC) { | |
2262cfee WD |
184 | #ifdef __I386__ /* correct image format not implemented yet - fake it */ |
185 | if (fake_header(hdr, (void*)addr, -1) != NULL) { | |
186 | /* to compensate for the addition below */ | |
187 | addr -= sizeof(image_header_t); | |
188 | /* turnof verify, | |
189 | * fake_header() does not fake the data crc | |
190 | */ | |
191 | verify = 0; | |
192 | } else | |
193 | #endif /* __I386__ */ | |
194 | { | |
4b9206ed | 195 | puts ("Bad Magic Number\n"); |
fad63407 | 196 | show_boot_progress (-1); |
47d1a6e1 | 197 | return 1; |
2262cfee | 198 | } |
47d1a6e1 | 199 | } |
fad63407 | 200 | show_boot_progress (2); |
47d1a6e1 WD |
201 | |
202 | data = (ulong)&header; | |
203 | len = sizeof(image_header_t); | |
204 | ||
205 | checksum = ntohl(hdr->ih_hcrc); | |
206 | hdr->ih_hcrc = 0; | |
207 | ||
77ddac94 | 208 | if (crc32 (0, (uchar *)data, len) != checksum) { |
4b9206ed | 209 | puts ("Bad Header Checksum\n"); |
fad63407 | 210 | show_boot_progress (-2); |
47d1a6e1 WD |
211 | return 1; |
212 | } | |
fad63407 | 213 | show_boot_progress (3); |
47d1a6e1 | 214 | |
bccae903 WD |
215 | #ifdef CONFIG_HAS_DATAFLASH |
216 | if (addr_dataflash(addr)){ | |
217 | len = ntohl(hdr->ih_size) + sizeof(image_header_t); | |
218 | read_dataflash(addr, len, (char *)CFG_LOAD_ADDR); | |
219 | addr = CFG_LOAD_ADDR; | |
220 | } | |
221 | #endif | |
222 | ||
223 | ||
47d1a6e1 | 224 | /* for multi-file images we need the data part, too */ |
a57a496f | 225 | print_image_hdr ((image_header_t *)addr); |
47d1a6e1 WD |
226 | |
227 | data = addr + sizeof(image_header_t); | |
228 | len = ntohl(hdr->ih_size); | |
229 | ||
230 | if (verify) { | |
4b9206ed | 231 | puts (" Verifying Checksum ... "); |
77ddac94 | 232 | if (crc32 (0, (uchar *)data, len) != ntohl(hdr->ih_dcrc)) { |
47d1a6e1 | 233 | printf ("Bad Data CRC\n"); |
fad63407 | 234 | show_boot_progress (-3); |
47d1a6e1 WD |
235 | return 1; |
236 | } | |
4b9206ed | 237 | puts ("OK\n"); |
47d1a6e1 | 238 | } |
fad63407 | 239 | show_boot_progress (4); |
47d1a6e1 WD |
240 | |
241 | len_ptr = (ulong *)data; | |
242 | ||
44ba464b | 243 | #if defined(__ARM__) |
2262cfee | 244 | if (hdr->ih_arch != IH_CPU_ARM) |
44ba464b WD |
245 | #elif defined(__avr32__) |
246 | if (hdr->ih_arch != IH_CPU_AVR32) | |
247 | #elif defined(__bfin__) | |
248 | if (hdr->ih_arch != IH_CPU_BLACKFIN) | |
2262cfee WD |
249 | #elif defined(__I386__) |
250 | if (hdr->ih_arch != IH_CPU_I386) | |
4e5ca3eb WD |
251 | #elif defined(__M68K__) |
252 | if (hdr->ih_arch != IH_CPU_M68K) | |
507bbe3e WD |
253 | #elif defined(__microblaze__) |
254 | if (hdr->ih_arch != IH_CPU_MICROBLAZE) | |
44ba464b WD |
255 | #elif defined(__mips__) |
256 | if (hdr->ih_arch != IH_CPU_MIPS) | |
257 | #elif defined(__nios__) | |
258 | if (hdr->ih_arch != IH_CPU_NIOS) | |
5c952cf0 WD |
259 | #elif defined(__nios2__) |
260 | if (hdr->ih_arch != IH_CPU_NIOS2) | |
44ba464b WD |
261 | #elif defined(__PPC__) |
262 | if (hdr->ih_arch != IH_CPU_PPC) | |
0b135cfc NI |
263 | #elif defined(__sh__) |
264 | if (hdr->ih_arch != IH_CPU_SH) | |
2262cfee WD |
265 | #else |
266 | # error Unknown CPU type | |
267 | #endif | |
268 | { | |
269 | printf ("Unsupported Architecture 0x%x\n", hdr->ih_arch); | |
fad63407 | 270 | show_boot_progress (-4); |
47d1a6e1 WD |
271 | return 1; |
272 | } | |
fad63407 | 273 | show_boot_progress (5); |
47d1a6e1 WD |
274 | |
275 | switch (hdr->ih_type) { | |
b13fb01a WD |
276 | case IH_TYPE_STANDALONE: |
277 | name = "Standalone Application"; | |
278 | /* A second argument overwrites the load address */ | |
279 | if (argc > 2) { | |
b2532eff | 280 | hdr->ih_load = htonl(simple_strtoul(argv[2], NULL, 16)); |
b13fb01a WD |
281 | } |
282 | break; | |
283 | case IH_TYPE_KERNEL: | |
284 | name = "Kernel Image"; | |
285 | break; | |
d4ca31c4 | 286 | case IH_TYPE_MULTI: |
b13fb01a WD |
287 | name = "Multi-File Image"; |
288 | len = ntohl(len_ptr[0]); | |
289 | /* OS kernel is always the first image */ | |
290 | data += 8; /* kernel_len + terminator */ | |
291 | for (i=1; len_ptr[i]; ++i) | |
292 | data += 4; | |
293 | break; | |
47d1a6e1 | 294 | default: printf ("Wrong Image Type for %s command\n", cmdtp->name); |
fad63407 | 295 | show_boot_progress (-5); |
47d1a6e1 WD |
296 | return 1; |
297 | } | |
fad63407 | 298 | show_boot_progress (6); |
47d1a6e1 WD |
299 | |
300 | /* | |
301 | * We have reached the point of no return: we are going to | |
302 | * overwrite all exception vector code, so we cannot easily | |
303 | * recover from any failures any more... | |
304 | */ | |
305 | ||
306 | iflag = disable_interrupts(); | |
307 | ||
c7de829c WD |
308 | #ifdef CONFIG_AMIGAONEG3SE |
309 | /* | |
8bde7f77 | 310 | * We've possible left the caches enabled during |
c7de829c WD |
311 | * bios emulation, so turn them off again |
312 | */ | |
313 | icache_disable(); | |
314 | invalidate_l1_instruction_cache(); | |
315 | flush_data_cache(); | |
316 | dcache_disable(); | |
317 | #endif | |
318 | ||
47d1a6e1 WD |
319 | switch (hdr->ih_comp) { |
320 | case IH_COMP_NONE: | |
2262cfee | 321 | if(ntohl(hdr->ih_load) == addr) { |
47d1a6e1 WD |
322 | printf (" XIP %s ... ", name); |
323 | } else { | |
324 | #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG) | |
325 | size_t l = len; | |
326 | void *to = (void *)ntohl(hdr->ih_load); | |
327 | void *from = (void *)data; | |
328 | ||
329 | printf (" Loading %s ... ", name); | |
330 | ||
331 | while (l > 0) { | |
332 | size_t tail = (l > CHUNKSZ) ? CHUNKSZ : l; | |
333 | WATCHDOG_RESET(); | |
334 | memmove (to, from, tail); | |
335 | to += tail; | |
336 | from += tail; | |
337 | l -= tail; | |
338 | } | |
339 | #else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */ | |
340 | memmove ((void *) ntohl(hdr->ih_load), (uchar *)data, len); | |
341 | #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */ | |
342 | } | |
343 | break; | |
344 | case IH_COMP_GZIP: | |
345 | printf (" Uncompressing %s ... ", name); | |
c29fdfc1 | 346 | if (gunzip ((void *)ntohl(hdr->ih_load), unc_len, |
eedcd078 | 347 | (uchar *)data, &len) != 0) { |
4b9206ed | 348 | puts ("GUNZIP ERROR - must RESET board to recover\n"); |
fad63407 | 349 | show_boot_progress (-6); |
47d1a6e1 WD |
350 | do_reset (cmdtp, flag, argc, argv); |
351 | } | |
352 | break; | |
c29fdfc1 WD |
353 | #ifdef CONFIG_BZIP2 |
354 | case IH_COMP_BZIP2: | |
355 | printf (" Uncompressing %s ... ", name); | |
5653fc33 WD |
356 | /* |
357 | * If we've got less than 4 MB of malloc() space, | |
358 | * use slower decompression algorithm which requires | |
359 | * at most 2300 KB of memory. | |
360 | */ | |
c29fdfc1 | 361 | i = BZ2_bzBuffToBuffDecompress ((char*)ntohl(hdr->ih_load), |
5653fc33 WD |
362 | &unc_len, (char *)data, len, |
363 | CFG_MALLOC_LEN < (4096 * 1024), 0); | |
c29fdfc1 WD |
364 | if (i != BZ_OK) { |
365 | printf ("BUNZIP2 ERROR %d - must RESET board to recover\n", i); | |
fad63407 | 366 | show_boot_progress (-6); |
c29fdfc1 WD |
367 | do_reset (cmdtp, flag, argc, argv); |
368 | } | |
369 | break; | |
370 | #endif /* CONFIG_BZIP2 */ | |
47d1a6e1 WD |
371 | default: |
372 | if (iflag) | |
373 | enable_interrupts(); | |
374 | printf ("Unimplemented compression type %d\n", hdr->ih_comp); | |
fad63407 | 375 | show_boot_progress (-7); |
47d1a6e1 WD |
376 | return 1; |
377 | } | |
4b9206ed | 378 | puts ("OK\n"); |
fad63407 | 379 | show_boot_progress (7); |
47d1a6e1 WD |
380 | |
381 | switch (hdr->ih_type) { | |
382 | case IH_TYPE_STANDALONE: | |
47d1a6e1 WD |
383 | if (iflag) |
384 | enable_interrupts(); | |
385 | ||
4a6fd34b WD |
386 | /* load (and uncompress), but don't start if "autostart" |
387 | * is set to "no" | |
388 | */ | |
4a551709 WD |
389 | if (((s = getenv("autostart")) != NULL) && (strcmp(s,"no") == 0)) { |
390 | char buf[32]; | |
391 | sprintf(buf, "%lX", len); | |
392 | setenv("filesize", buf); | |
4a6fd34b | 393 | return 0; |
4a551709 | 394 | } |
b13fb01a WD |
395 | appl = (int (*)(int, char *[]))ntohl(hdr->ih_ep); |
396 | (*appl)(argc-1, &argv[1]); | |
4a6fd34b | 397 | return 0; |
47d1a6e1 WD |
398 | case IH_TYPE_KERNEL: |
399 | case IH_TYPE_MULTI: | |
400 | /* handled below */ | |
401 | break; | |
402 | default: | |
403 | if (iflag) | |
404 | enable_interrupts(); | |
405 | printf ("Can't boot image type %d\n", hdr->ih_type); | |
fad63407 | 406 | show_boot_progress (-8); |
47d1a6e1 WD |
407 | return 1; |
408 | } | |
fad63407 | 409 | show_boot_progress (8); |
47d1a6e1 WD |
410 | |
411 | switch (hdr->ih_os) { | |
412 | default: /* handled by (original) Linux case */ | |
413 | case IH_OS_LINUX: | |
f72da340 WD |
414 | #ifdef CONFIG_SILENT_CONSOLE |
415 | fixup_silent_linux(); | |
416 | #endif | |
47d1a6e1 WD |
417 | do_bootm_linux (cmdtp, flag, argc, argv, |
418 | addr, len_ptr, verify); | |
419 | break; | |
420 | case IH_OS_NETBSD: | |
421 | do_bootm_netbsd (cmdtp, flag, argc, argv, | |
422 | addr, len_ptr, verify); | |
423 | break; | |
8bde7f77 | 424 | |
1f4bb37d WD |
425 | #ifdef CONFIG_LYNXKDI |
426 | case IH_OS_LYNXOS: | |
427 | do_bootm_lynxkdi (cmdtp, flag, argc, argv, | |
428 | addr, len_ptr, verify); | |
429 | break; | |
430 | #endif | |
431 | ||
d791b1dc WD |
432 | case IH_OS_RTEMS: |
433 | do_bootm_rtems (cmdtp, flag, argc, argv, | |
434 | addr, len_ptr, verify); | |
435 | break; | |
8bde7f77 | 436 | |
baa26db4 | 437 | #if defined(CONFIG_CMD_ELF) |
47d1a6e1 WD |
438 | case IH_OS_VXWORKS: |
439 | do_bootm_vxworks (cmdtp, flag, argc, argv, | |
440 | addr, len_ptr, verify); | |
441 | break; | |
442 | case IH_OS_QNX: | |
443 | do_bootm_qnxelf (cmdtp, flag, argc, argv, | |
444 | addr, len_ptr, verify); | |
445 | break; | |
90253178 | 446 | #endif |
7f70e853 WD |
447 | #ifdef CONFIG_ARTOS |
448 | case IH_OS_ARTOS: | |
449 | do_bootm_artos (cmdtp, flag, argc, argv, | |
450 | addr, len_ptr, verify); | |
451 | break; | |
452 | #endif | |
47d1a6e1 WD |
453 | } |
454 | ||
fad63407 | 455 | show_boot_progress (-9); |
47d1a6e1 | 456 | #ifdef DEBUG |
4b9206ed | 457 | puts ("\n## Control returned to monitor - resetting...\n"); |
47d1a6e1 WD |
458 | do_reset (cmdtp, flag, argc, argv); |
459 | #endif | |
460 | return 1; | |
461 | } | |
462 | ||
0d498393 WD |
463 | U_BOOT_CMD( |
464 | bootm, CFG_MAXARGS, 1, do_bootm, | |
8bde7f77 WD |
465 | "bootm - boot application image from memory\n", |
466 | "[addr [arg ...]]\n - boot application image stored in memory\n" | |
9d5028c2 WD |
467 | "\tpassing arguments 'arg ...'; when booting a Linux kernel,\n" |
468 | "\t'arg' can be the address of an initrd image\n" | |
213bf8c8 | 469 | #if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT) |
98a9c4d4 | 470 | "\tWhen booting a Linux kernel which requires a flat device-tree\n" |
5441f61a | 471 | "\ta third argument is required which is the address of the\n" |
98a9c4d4 MM |
472 | "\tdevice-tree blob. To boot that kernel without an initrd image,\n" |
473 | "\tuse a '-' for the second argument. If you do not pass a third\n" | |
474 | "\ta bd_info struct will be passed instead\n" | |
475 | #endif | |
8bde7f77 WD |
476 | ); |
477 | ||
f72da340 WD |
478 | #ifdef CONFIG_SILENT_CONSOLE |
479 | static void | |
480 | fixup_silent_linux () | |
481 | { | |
f72da340 WD |
482 | char buf[256], *start, *end; |
483 | char *cmdline = getenv ("bootargs"); | |
484 | ||
485 | /* Only fix cmdline when requested */ | |
486 | if (!(gd->flags & GD_FLG_SILENT)) | |
487 | return; | |
488 | ||
489 | debug ("before silent fix-up: %s\n", cmdline); | |
490 | if (cmdline) { | |
491 | if ((start = strstr (cmdline, "console=")) != NULL) { | |
492 | end = strchr (start, ' '); | |
493 | strncpy (buf, cmdline, (start - cmdline + 8)); | |
494 | if (end) | |
495 | strcpy (buf + (start - cmdline + 8), end); | |
496 | else | |
497 | buf[start - cmdline + 8] = '\0'; | |
498 | } else { | |
499 | strcpy (buf, cmdline); | |
500 | strcat (buf, " console="); | |
501 | } | |
502 | } else { | |
503 | strcpy (buf, "console="); | |
504 | } | |
505 | ||
506 | setenv ("bootargs", buf); | |
507 | debug ("after silent fix-up: %s\n", buf); | |
508 | } | |
509 | #endif /* CONFIG_SILENT_CONSOLE */ | |
510 | ||
2262cfee | 511 | #ifdef CONFIG_PPC |
b2b78421 | 512 | static void __attribute__((noinline)) |
47d1a6e1 WD |
513 | do_bootm_linux (cmd_tbl_t *cmdtp, int flag, |
514 | int argc, char *argv[], | |
515 | ulong addr, | |
516 | ulong *len_ptr, | |
517 | int verify) | |
518 | { | |
47d1a6e1 WD |
519 | ulong sp; |
520 | ulong len, checksum; | |
521 | ulong initrd_start, initrd_end; | |
522 | ulong cmd_start, cmd_end; | |
523 | ulong initrd_high; | |
524 | ulong data; | |
38b99261 | 525 | int initrd_copy_to_ram = 1; |
47d1a6e1 WD |
526 | char *cmdline; |
527 | char *s; | |
528 | bd_t *kbd; | |
529 | void (*kernel)(bd_t *, ulong, ulong, ulong, ulong); | |
530 | image_header_t *hdr = &header; | |
213bf8c8 | 531 | #if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT) |
25c751e9 | 532 | char *of_flat_tree = NULL; |
c76f951a | 533 | ulong of_data = 0; |
f57f70aa | 534 | #endif |
47d1a6e1 WD |
535 | |
536 | if ((s = getenv ("initrd_high")) != NULL) { | |
537 | /* a value of "no" or a similar string will act like 0, | |
538 | * turning the "load high" feature off. This is intentional. | |
539 | */ | |
540 | initrd_high = simple_strtoul(s, NULL, 16); | |
38b99261 WD |
541 | if (initrd_high == ~0) |
542 | initrd_copy_to_ram = 0; | |
228f29ac | 543 | } else { /* not set, no restrictions to load high */ |
47d1a6e1 WD |
544 | initrd_high = ~0; |
545 | } | |
546 | ||
56f94be3 | 547 | #ifdef CONFIG_LOGBUFFER |
6aff3115 | 548 | kbd=gd->bd; |
228f29ac WD |
549 | /* Prevent initrd from overwriting logbuffer */ |
550 | if (initrd_high < (kbd->bi_memsize-LOGBUFF_LEN-LOGBUFF_OVERHEAD)) | |
551 | initrd_high = kbd->bi_memsize-LOGBUFF_LEN-LOGBUFF_OVERHEAD; | |
552 | debug ("## Logbuffer at 0x%08lX ", kbd->bi_memsize-LOGBUFF_LEN); | |
56f94be3 WD |
553 | #endif |
554 | ||
47d1a6e1 WD |
555 | /* |
556 | * Booting a (Linux) kernel image | |
557 | * | |
558 | * Allocate space for command line and board info - the | |
559 | * address should be as high as possible within the reach of | |
560 | * the kernel (see CFG_BOOTMAPSZ settings), but in unused | |
561 | * memory, which means far enough below the current stack | |
562 | * pointer. | |
563 | */ | |
564 | ||
565 | asm( "mr %0,1": "=r"(sp) : ); | |
566 | ||
56f94be3 WD |
567 | debug ("## Current stack ends at 0x%08lX ", sp); |
568 | ||
47d1a6e1 WD |
569 | sp -= 2048; /* just to be sure */ |
570 | if (sp > CFG_BOOTMAPSZ) | |
571 | sp = CFG_BOOTMAPSZ; | |
572 | sp &= ~0xF; | |
573 | ||
56f94be3 WD |
574 | debug ("=> set upper limit to 0x%08lX\n", sp); |
575 | ||
47d1a6e1 WD |
576 | cmdline = (char *)((sp - CFG_BARGSIZE) & ~0xF); |
577 | kbd = (bd_t *)(((ulong)cmdline - sizeof(bd_t)) & ~0xF); | |
578 | ||
579 | if ((s = getenv("bootargs")) == NULL) | |
580 | s = ""; | |
581 | ||
582 | strcpy (cmdline, s); | |
583 | ||
584 | cmd_start = (ulong)&cmdline[0]; | |
585 | cmd_end = cmd_start + strlen(cmdline); | |
586 | ||
587 | *kbd = *(gd->bd); | |
588 | ||
589 | #ifdef DEBUG | |
590 | printf ("## cmdline at 0x%08lX ... 0x%08lX\n", cmd_start, cmd_end); | |
591 | ||
592 | do_bdinfo (NULL, 0, 0, NULL); | |
593 | #endif | |
594 | ||
595 | if ((s = getenv ("clocks_in_mhz")) != NULL) { | |
596 | /* convert all clock information to MHz */ | |
597 | kbd->bi_intfreq /= 1000000L; | |
598 | kbd->bi_busfreq /= 1000000L; | |
983fda83 | 599 | #if defined(CONFIG_MPC8220) |
9d5028c2 WD |
600 | kbd->bi_inpfreq /= 1000000L; |
601 | kbd->bi_pcifreq /= 1000000L; | |
602 | kbd->bi_pevfreq /= 1000000L; | |
603 | kbd->bi_flbfreq /= 1000000L; | |
604 | kbd->bi_vcofreq /= 1000000L; | |
983fda83 | 605 | #endif |
9c4c5ae3 | 606 | #if defined(CONFIG_CPM2) |
47d1a6e1 WD |
607 | kbd->bi_cpmfreq /= 1000000L; |
608 | kbd->bi_brgfreq /= 1000000L; | |
609 | kbd->bi_sccfreq /= 1000000L; | |
610 | kbd->bi_vco /= 1000000L; | |
9c4c5ae3 | 611 | #endif |
cbd8a35c | 612 | #if defined(CONFIG_MPC5xxx) |
945af8d7 WD |
613 | kbd->bi_ipbfreq /= 1000000L; |
614 | kbd->bi_pcifreq /= 1000000L; | |
cbd8a35c | 615 | #endif /* CONFIG_MPC5xxx */ |
47d1a6e1 WD |
616 | } |
617 | ||
dc013d46 | 618 | kernel = (void (*)(bd_t *, ulong, ulong, ulong, ulong)) ntohl(hdr->ih_ep); |
47d1a6e1 WD |
619 | |
620 | /* | |
621 | * Check if there is an initrd image | |
622 | */ | |
98a9c4d4 | 623 | |
213bf8c8 | 624 | #if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT) |
98a9c4d4 MM |
625 | /* Look for a '-' which indicates to ignore the ramdisk argument */ |
626 | if (argc >= 3 && strcmp(argv[2], "-") == 0) { | |
627 | debug ("Skipping initrd\n"); | |
7376eb87 | 628 | len = data = 0; |
98a9c4d4 MM |
629 | } |
630 | else | |
631 | #endif | |
47d1a6e1 | 632 | if (argc >= 3) { |
98a9c4d4 | 633 | debug ("Not skipping initrd\n"); |
fad63407 | 634 | show_boot_progress (9); |
47d1a6e1 WD |
635 | |
636 | addr = simple_strtoul(argv[2], NULL, 16); | |
637 | ||
638 | printf ("## Loading RAMDisk Image at %08lx ...\n", addr); | |
639 | ||
640 | /* Copy header so we can blank CRC field for re-calculation */ | |
641 | memmove (&header, (char *)addr, sizeof(image_header_t)); | |
642 | ||
dc013d46 | 643 | if (ntohl(hdr->ih_magic) != IH_MAGIC) { |
4b9206ed | 644 | puts ("Bad Magic Number\n"); |
fad63407 | 645 | show_boot_progress (-10); |
47d1a6e1 WD |
646 | do_reset (cmdtp, flag, argc, argv); |
647 | } | |
648 | ||
649 | data = (ulong)&header; | |
650 | len = sizeof(image_header_t); | |
651 | ||
dc013d46 | 652 | checksum = ntohl(hdr->ih_hcrc); |
47d1a6e1 WD |
653 | hdr->ih_hcrc = 0; |
654 | ||
77ddac94 | 655 | if (crc32 (0, (uchar *)data, len) != checksum) { |
4b9206ed | 656 | puts ("Bad Header Checksum\n"); |
fad63407 | 657 | show_boot_progress (-11); |
47d1a6e1 WD |
658 | do_reset (cmdtp, flag, argc, argv); |
659 | } | |
660 | ||
fad63407 | 661 | show_boot_progress (10); |
47d1a6e1 WD |
662 | |
663 | print_image_hdr (hdr); | |
664 | ||
665 | data = addr + sizeof(image_header_t); | |
dc013d46 | 666 | len = ntohl(hdr->ih_size); |
47d1a6e1 WD |
667 | |
668 | if (verify) { | |
669 | ulong csum = 0; | |
670 | #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG) | |
671 | ulong cdata = data, edata = cdata + len; | |
672 | #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */ | |
673 | ||
4b9206ed | 674 | puts (" Verifying Checksum ... "); |
47d1a6e1 WD |
675 | |
676 | #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG) | |
677 | ||
678 | while (cdata < edata) { | |
679 | ulong chunk = edata - cdata; | |
680 | ||
681 | if (chunk > CHUNKSZ) | |
682 | chunk = CHUNKSZ; | |
77ddac94 | 683 | csum = crc32 (csum, (uchar *)cdata, chunk); |
47d1a6e1 WD |
684 | cdata += chunk; |
685 | ||
686 | WATCHDOG_RESET(); | |
687 | } | |
688 | #else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */ | |
77ddac94 | 689 | csum = crc32 (0, (uchar *)data, len); |
47d1a6e1 WD |
690 | #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */ |
691 | ||
dc013d46 | 692 | if (csum != ntohl(hdr->ih_dcrc)) { |
4b9206ed | 693 | puts ("Bad Data CRC\n"); |
fad63407 | 694 | show_boot_progress (-12); |
47d1a6e1 WD |
695 | do_reset (cmdtp, flag, argc, argv); |
696 | } | |
4b9206ed | 697 | puts ("OK\n"); |
47d1a6e1 WD |
698 | } |
699 | ||
fad63407 | 700 | show_boot_progress (11); |
47d1a6e1 WD |
701 | |
702 | if ((hdr->ih_os != IH_OS_LINUX) || | |
703 | (hdr->ih_arch != IH_CPU_PPC) || | |
704 | (hdr->ih_type != IH_TYPE_RAMDISK) ) { | |
4b9206ed | 705 | puts ("No Linux PPC Ramdisk Image\n"); |
fad63407 | 706 | show_boot_progress (-13); |
47d1a6e1 WD |
707 | do_reset (cmdtp, flag, argc, argv); |
708 | } | |
709 | ||
710 | /* | |
711 | * Now check if we have a multifile image | |
712 | */ | |
713 | } else if ((hdr->ih_type==IH_TYPE_MULTI) && (len_ptr[1])) { | |
714 | u_long tail = ntohl(len_ptr[0]) % 4; | |
715 | int i; | |
716 | ||
fad63407 | 717 | show_boot_progress (13); |
47d1a6e1 WD |
718 | |
719 | /* skip kernel length and terminator */ | |
720 | data = (ulong)(&len_ptr[2]); | |
721 | /* skip any additional image length fields */ | |
722 | for (i=1; len_ptr[i]; ++i) | |
723 | data += 4; | |
724 | /* add kernel length, and align */ | |
725 | data += ntohl(len_ptr[0]); | |
726 | if (tail) { | |
727 | data += 4 - tail; | |
728 | } | |
729 | ||
730 | len = ntohl(len_ptr[1]); | |
731 | ||
732 | } else { | |
733 | /* | |
734 | * no initrd image | |
735 | */ | |
fad63407 | 736 | show_boot_progress (14); |
47d1a6e1 WD |
737 | |
738 | len = data = 0; | |
739 | } | |
740 | ||
213bf8c8 | 741 | #if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT) |
5de62c47 | 742 | if(argc > 3) { |
98a9c4d4 | 743 | of_flat_tree = (char *) simple_strtoul(argv[3], NULL, 16); |
25c751e9 | 744 | hdr = (image_header_t *)of_flat_tree; |
c45874b0 GVB |
745 | #if defined(CONFIG_OF_FLAT_TREE) |
746 | if (*((ulong *)(of_flat_tree + sizeof(image_header_t))) != OF_DT_HEADER) { | |
213bf8c8 | 747 | #else |
c45874b0 | 748 | if (fdt_check_header(of_flat_tree + sizeof(image_header_t)) != 0) { |
213bf8c8 | 749 | #endif |
25c751e9 | 750 | #ifndef CFG_NO_FLASH |
c76f951a KG |
751 | if (addr2info((ulong)of_flat_tree) != NULL) |
752 | of_data = (ulong)of_flat_tree; | |
25c751e9 MM |
753 | #endif |
754 | } else if (ntohl(hdr->ih_magic) == IH_MAGIC) { | |
c45874b0 | 755 | printf("## Flat Device Tree at %08lX\n", hdr); |
25c751e9 MM |
756 | print_image_hdr(hdr); |
757 | ||
758 | if ((ntohl(hdr->ih_load) < ((unsigned long)hdr + ntohl(hdr->ih_size) + sizeof(hdr))) && | |
759 | ((ntohl(hdr->ih_load) + ntohl(hdr->ih_size)) > (unsigned long)hdr)) { | |
c45874b0 GVB |
760 | puts ("ERROR: fdt overwritten - " |
761 | "must RESET the board to recover.\n"); | |
38eb508e | 762 | do_reset (cmdtp, flag, argc, argv); |
25c751e9 | 763 | } |
87a449c8 | 764 | |
c45874b0 | 765 | puts (" Verifying Checksum ... "); |
25c751e9 MM |
766 | memmove (&header, (char *)hdr, sizeof(image_header_t)); |
767 | checksum = ntohl(header.ih_hcrc); | |
768 | header.ih_hcrc = 0; | |
769 | ||
770 | if(checksum != crc32(0, (uchar *)&header, sizeof(image_header_t))) { | |
c45874b0 GVB |
771 | puts ("ERROR: fdt header checksum invalid - " |
772 | "must RESET the board to recover.\n"); | |
38eb508e | 773 | do_reset (cmdtp, flag, argc, argv); |
25c751e9 MM |
774 | } |
775 | ||
776 | checksum = ntohl(hdr->ih_dcrc); | |
777 | addr = (ulong)((uchar *)(hdr) + sizeof(image_header_t)); | |
25c751e9 | 778 | |
9877d7dc | 779 | if(checksum != crc32(0, (uchar *)addr, ntohl(hdr->ih_size))) { |
c45874b0 GVB |
780 | puts ("ERROR: fdt checksum invalid - " |
781 | "must RESET the board to recover.\n"); | |
38eb508e | 782 | do_reset (cmdtp, flag, argc, argv); |
25c751e9 | 783 | } |
c45874b0 | 784 | puts ("OK\n"); |
25c751e9 MM |
785 | |
786 | if (ntohl(hdr->ih_type) != IH_TYPE_FLATDT) { | |
c45874b0 GVB |
787 | puts ("ERROR: uImage is not a fdt - " |
788 | "must RESET the board to recover.\n"); | |
38eb508e | 789 | do_reset (cmdtp, flag, argc, argv); |
25c751e9 MM |
790 | } |
791 | if (ntohl(hdr->ih_comp) != IH_COMP_NONE) { | |
c45874b0 GVB |
792 | puts ("ERROR: uImage is compressed - " |
793 | "must RESET the board to recover.\n"); | |
38eb508e | 794 | do_reset (cmdtp, flag, argc, argv); |
25c751e9 | 795 | } |
c45874b0 | 796 | #if defined(CONFIG_OF_FLAT_TREE) |
25c751e9 | 797 | if (*((ulong *)(of_flat_tree + sizeof(image_header_t))) != OF_DT_HEADER) { |
c45874b0 GVB |
798 | #else |
799 | if (fdt_check_header(of_flat_tree + sizeof(image_header_t)) != 0) { | |
213bf8c8 | 800 | #endif |
c45874b0 GVB |
801 | puts ("ERROR: uImage data is not a fdt - " |
802 | "must RESET the board to recover.\n"); | |
38eb508e | 803 | do_reset (cmdtp, flag, argc, argv); |
25c751e9 | 804 | } |
87a449c8 MM |
805 | |
806 | memmove((void *)ntohl(hdr->ih_load), | |
25c751e9 MM |
807 | (void *)(of_flat_tree + sizeof(image_header_t)), |
808 | ntohl(hdr->ih_size)); | |
809 | of_flat_tree = (char *)ntohl(hdr->ih_load); | |
810 | } else { | |
c45874b0 GVB |
811 | puts ("Did not find a flat Flat Device Tree.\n" |
812 | "Must RESET the board to recover.\n"); | |
38eb508e | 813 | do_reset (cmdtp, flag, argc, argv); |
25c751e9 | 814 | } |
c45874b0 | 815 | printf (" Booting using the fdt at 0x%x\n", |
98a9c4d4 | 816 | of_flat_tree); |
c76f951a KG |
817 | } else if ((hdr->ih_type==IH_TYPE_MULTI) && (len_ptr[1]) && (len_ptr[2])) { |
818 | u_long tail = ntohl(len_ptr[0]) % 4; | |
819 | int i; | |
820 | ||
821 | /* skip kernel length, initrd length, and terminator */ | |
5b729fb3 | 822 | of_flat_tree = (char *)(&len_ptr[3]); |
c76f951a KG |
823 | /* skip any additional image length fields */ |
824 | for (i=2; len_ptr[i]; ++i) | |
5b729fb3 | 825 | of_flat_tree += 4; |
c76f951a | 826 | /* add kernel length, and align */ |
5b729fb3 | 827 | of_flat_tree += ntohl(len_ptr[0]); |
c76f951a | 828 | if (tail) { |
5b729fb3 | 829 | of_flat_tree += 4 - tail; |
c76f951a KG |
830 | } |
831 | ||
832 | /* add initrd length, and align */ | |
833 | tail = ntohl(len_ptr[1]) % 4; | |
5b729fb3 | 834 | of_flat_tree += ntohl(len_ptr[1]); |
c76f951a | 835 | if (tail) { |
5b729fb3 | 836 | of_flat_tree += 4 - tail; |
c76f951a KG |
837 | } |
838 | ||
a7d7eca7 | 839 | #ifndef CFG_NO_FLASH |
5b729fb3 BS |
840 | /* move the blob if it is in flash (set of_data to !null) */ |
841 | if (addr2info ((ulong)of_flat_tree) != NULL) | |
842 | of_data = (ulong)of_flat_tree; | |
a7d7eca7 | 843 | #endif |
5b729fb3 BS |
844 | |
845 | ||
c45874b0 | 846 | #if defined(CONFIG_OF_FLAT_TREE) |
5b729fb3 | 847 | if (*((ulong *)(of_flat_tree)) != OF_DT_HEADER) { |
213bf8c8 | 848 | #else |
5b729fb3 | 849 | if (fdt_check_header (of_flat_tree) != 0) { |
213bf8c8 | 850 | #endif |
c45874b0 GVB |
851 | puts ("ERROR: image is not a fdt - " |
852 | "must RESET the board to recover.\n"); | |
38eb508e | 853 | do_reset (cmdtp, flag, argc, argv); |
c76f951a KG |
854 | } |
855 | ||
c45874b0 | 856 | #if defined(CONFIG_OF_FLAT_TREE) |
5b729fb3 BS |
857 | if (((struct boot_param_header *)of_flat_tree)->totalsize != |
858 | ntohl (len_ptr[2])) { | |
213bf8c8 | 859 | #else |
5b729fb3 BS |
860 | if (be32_to_cpu (fdt_totalsize (of_flat_tree)) != |
861 | ntohl(len_ptr[2])) { | |
213bf8c8 | 862 | #endif |
c45874b0 GVB |
863 | puts ("ERROR: fdt size != image size - " |
864 | "must RESET the board to recover.\n"); | |
38eb508e | 865 | do_reset (cmdtp, flag, argc, argv); |
c76f951a | 866 | } |
98a9c4d4 MM |
867 | } |
868 | #endif | |
47d1a6e1 | 869 | if (!data) { |
56f94be3 | 870 | debug ("No initrd\n"); |
47d1a6e1 | 871 | } |
47d1a6e1 WD |
872 | |
873 | if (data) { | |
38b99261 WD |
874 | if (!initrd_copy_to_ram) { /* zero-copy ramdisk support */ |
875 | initrd_start = data; | |
876 | initrd_end = initrd_start + len; | |
877 | } else { | |
47d1a6e1 WD |
878 | initrd_start = (ulong)kbd - len; |
879 | initrd_start &= ~(4096 - 1); /* align on page */ | |
880 | ||
881 | if (initrd_high) { | |
882 | ulong nsp; | |
883 | ||
884 | /* | |
885 | * the inital ramdisk does not need to be within | |
886 | * CFG_BOOTMAPSZ as it is not accessed until after | |
887 | * the mm system is initialised. | |
888 | * | |
889 | * do the stack bottom calculation again and see if | |
890 | * the initrd will fit just below the monitor stack | |
891 | * bottom without overwriting the area allocated | |
892 | * above for command line args and board info. | |
893 | */ | |
894 | asm( "mr %0,1": "=r"(nsp) : ); | |
895 | nsp -= 2048; /* just to be sure */ | |
896 | nsp &= ~0xF; | |
897 | if (nsp > initrd_high) /* limit as specified */ | |
898 | nsp = initrd_high; | |
899 | nsp -= len; | |
900 | nsp &= ~(4096 - 1); /* align on page */ | |
901 | if (nsp >= sp) | |
902 | initrd_start = nsp; | |
903 | } | |
904 | ||
fad63407 | 905 | show_boot_progress (12); |
56f94be3 WD |
906 | |
907 | debug ("## initrd at 0x%08lX ... 0x%08lX (len=%ld=0x%lX)\n", | |
47d1a6e1 | 908 | data, data + len - 1, len, len); |
56f94be3 | 909 | |
47d1a6e1 WD |
910 | initrd_end = initrd_start + len; |
911 | printf (" Loading Ramdisk to %08lx, end %08lx ... ", | |
912 | initrd_start, initrd_end); | |
913 | #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG) | |
914 | { | |
915 | size_t l = len; | |
916 | void *to = (void *)initrd_start; | |
917 | void *from = (void *)data; | |
918 | ||
919 | while (l > 0) { | |
920 | size_t tail = (l > CHUNKSZ) ? CHUNKSZ : l; | |
921 | WATCHDOG_RESET(); | |
922 | memmove (to, from, tail); | |
923 | to += tail; | |
924 | from += tail; | |
925 | l -= tail; | |
926 | } | |
927 | } | |
928 | #else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */ | |
929 | memmove ((void *)initrd_start, (void *)data, len); | |
930 | #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */ | |
4b9206ed | 931 | puts ("OK\n"); |
38b99261 | 932 | } |
47d1a6e1 WD |
933 | } else { |
934 | initrd_start = 0; | |
935 | initrd_end = 0; | |
936 | } | |
937 | ||
210f463c | 938 | #if defined(CONFIG_OF_LIBFDT) |
47d1a6e1 | 939 | |
073e1b50 AF |
940 | #ifdef CFG_BOOTMAPSZ |
941 | /* | |
942 | * The blob must be within CFG_BOOTMAPSZ, | |
210f463c | 943 | * so we flag it to be copied if it is not. |
073e1b50 AF |
944 | */ |
945 | if (of_flat_tree >= (char *)CFG_BOOTMAPSZ) | |
82bd9ee7 | 946 | of_data = (ulong)of_flat_tree; |
47d1a6e1 | 947 | #endif |
f57f70aa | 948 | |
213bf8c8 GVB |
949 | /* move of_flat_tree if needed */ |
950 | if (of_data) { | |
951 | int err; | |
952 | ulong of_start, of_len; | |
c28abb9c | 953 | |
213bf8c8 | 954 | of_len = be32_to_cpu(fdt_totalsize(of_data)); |
073e1b50 AF |
955 | |
956 | /* position on a 4K boundary before the kbd */ | |
957 | of_start = (ulong)kbd - of_len; | |
213bf8c8 GVB |
958 | of_start &= ~(4096 - 1); /* align on page */ |
959 | debug ("## device tree at 0x%08lX ... 0x%08lX (len=%ld=0x%lX)\n", | |
960 | of_data, of_data + of_len - 1, of_len, of_len); | |
961 | ||
c28abb9c | 962 | of_flat_tree = (char *)of_start; |
213bf8c8 GVB |
963 | printf (" Loading Device Tree to %08lx, end %08lx ... ", |
964 | of_start, of_start + of_len - 1); | |
89c8757d | 965 | err = fdt_open_into((void *)of_data, (void *)of_start, of_len); |
213bf8c8 | 966 | if (err != 0) { |
c45874b0 GVB |
967 | puts ("ERROR: fdt move failed - " |
968 | "must RESET the board to recover.\n"); | |
38eb508e | 969 | do_reset (cmdtp, flag, argc, argv); |
213bf8c8 | 970 | } |
5b729fb3 | 971 | puts ("OK\n"); |
c45874b0 GVB |
972 | } |
973 | /* | |
974 | * Add the chosen node if it doesn't exist, add the env and bd_t | |
975 | * if the user wants it (the logic is in the subroutines). | |
976 | */ | |
e7902122 | 977 | if (of_flat_tree) { |
c28abb9c | 978 | if (fdt_chosen(of_flat_tree, initrd_start, initrd_end, 0) < 0) { |
e7902122 GL |
979 | puts ("ERROR: /chosen node create failed - " |
980 | "must RESET the board to recover.\n"); | |
981 | do_reset (cmdtp, flag, argc, argv); | |
c28abb9c GVB |
982 | } |
983 | #ifdef CONFIG_OF_HAS_UBOOT_ENV | |
984 | if (fdt_env(of_flat_tree) < 0) { | |
e7902122 GL |
985 | puts ("ERROR: /u-boot-env node create failed - " |
986 | "must RESET the board to recover.\n"); | |
987 | do_reset (cmdtp, flag, argc, argv); | |
c28abb9c GVB |
988 | } |
989 | #endif | |
990 | #ifdef CONFIG_OF_HAS_BD_T | |
991 | if (fdt_bd_t(of_flat_tree) < 0) { | |
e7902122 GL |
992 | puts ("ERROR: /bd_t node create failed - " |
993 | "must RESET the board to recover.\n"); | |
994 | do_reset (cmdtp, flag, argc, argv); | |
c28abb9c GVB |
995 | } |
996 | #endif | |
e125a2ff | 997 | #ifdef CONFIG_OF_BOARD_SETUP |
e7902122 GL |
998 | /* Call the board-specific fixup routine */ |
999 | ft_board_setup(of_flat_tree, gd->bd); | |
213bf8c8 | 1000 | #endif |
e7902122 | 1001 | } |
c45874b0 | 1002 | #endif /* CONFIG_OF_LIBFDT */ |
213bf8c8 | 1003 | #if defined(CONFIG_OF_FLAT_TREE) |
10aaf716 AF |
1004 | #ifdef CFG_BOOTMAPSZ |
1005 | /* | |
1006 | * The blob must be within CFG_BOOTMAPSZ, | |
1007 | * so we flag it to be copied if it is not. | |
1008 | */ | |
1009 | if (of_flat_tree >= (char *)CFG_BOOTMAPSZ) | |
82bd9ee7 | 1010 | of_data = (ulong)of_flat_tree; |
10aaf716 AF |
1011 | #endif |
1012 | ||
c76f951a KG |
1013 | /* move of_flat_tree if needed */ |
1014 | if (of_data) { | |
1015 | ulong of_start, of_len; | |
1016 | of_len = ((struct boot_param_header *)of_data)->totalsize; | |
073e1b50 | 1017 | |
c76f951a | 1018 | /* provide extra 8k pad */ |
073e1b50 | 1019 | of_start = (ulong)kbd - of_len - 8192; |
c76f951a KG |
1020 | of_start &= ~(4096 - 1); /* align on page */ |
1021 | debug ("## device tree at 0x%08lX ... 0x%08lX (len=%ld=0x%lX)\n", | |
1022 | of_data, of_data + of_len - 1, of_len, of_len); | |
1023 | ||
1024 | of_flat_tree = (char *)of_start; | |
1025 | printf (" Loading Device Tree to %08lx, end %08lx ... ", | |
1026 | of_start, of_start + of_len - 1); | |
1027 | memmove ((void *)of_start, (void *)of_data, of_len); | |
5b729fb3 | 1028 | puts ("OK\n"); |
c76f951a | 1029 | } |
c45874b0 GVB |
1030 | /* |
1031 | * Create the /chosen node and modify the blob with board specific | |
1032 | * values as needed. | |
1033 | */ | |
da5553b0 SR |
1034 | ft_setup(of_flat_tree, kbd, initrd_start, initrd_end); |
1035 | /* ft_dump_blob(of_flat_tree); */ | |
213bf8c8 | 1036 | #endif |
38eb508e GVB |
1037 | debug ("## Transferring control to Linux (at address %08lx) ...\n", |
1038 | (ulong)kernel); | |
1039 | ||
1040 | show_boot_progress (15); | |
1041 | ||
1042 | #if defined(CFG_INIT_RAM_LOCK) && !defined(CONFIG_E500) | |
1043 | unlock_ram_in_cache(); | |
da5553b0 | 1044 | #endif |
c76f951a | 1045 | |
38eb508e GVB |
1046 | #if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT) |
1047 | if (of_flat_tree) { /* device tree; boot new style */ | |
1048 | /* | |
1049 | * Linux Kernel Parameters (passing device tree): | |
c45874b0 | 1050 | * r3: pointer to the fdt, followed by the board info data |
38eb508e GVB |
1051 | * r4: physical pointer to the kernel itself |
1052 | * r5: NULL | |
1053 | * r6: NULL | |
1054 | * r7: NULL | |
1055 | */ | |
1056 | (*kernel) ((bd_t *)of_flat_tree, (ulong)kernel, 0, 0, 0); | |
1057 | /* does not return */ | |
1058 | } | |
1059 | #endif | |
da5553b0 SR |
1060 | /* |
1061 | * Linux Kernel Parameters (passing board info data): | |
1062 | * r3: ptr to board info data | |
1063 | * r4: initrd_start or 0 if no initrd | |
1064 | * r5: initrd_end - unused if r4 is 0 | |
1065 | * r6: Start of command line string | |
1066 | * r7: End of command line string | |
1067 | */ | |
38eb508e GVB |
1068 | (*kernel) (kbd, initrd_start, initrd_end, cmd_start, cmd_end); |
1069 | /* does not return */ | |
47d1a6e1 | 1070 | } |
1cb8e980 | 1071 | #endif /* CONFIG_PPC */ |
47d1a6e1 WD |
1072 | |
1073 | static void | |
1074 | do_bootm_netbsd (cmd_tbl_t *cmdtp, int flag, | |
1075 | int argc, char *argv[], | |
1076 | ulong addr, | |
1077 | ulong *len_ptr, | |
1078 | int verify) | |
1079 | { | |
47d1a6e1 WD |
1080 | image_header_t *hdr = &header; |
1081 | ||
1082 | void (*loader)(bd_t *, image_header_t *, char *, char *); | |
1083 | image_header_t *img_addr; | |
1084 | char *consdev; | |
1085 | char *cmdline; | |
1086 | ||
1087 | ||
1088 | /* | |
1089 | * Booting a (NetBSD) kernel image | |
1090 | * | |
1091 | * This process is pretty similar to a standalone application: | |
1092 | * The (first part of an multi-) image must be a stage-2 loader, | |
1093 | * which in turn is responsible for loading & invoking the actual | |
1094 | * kernel. The only differences are the parameters being passed: | |
1095 | * besides the board info strucure, the loader expects a command | |
1096 | * line, the name of the console device, and (optionally) the | |
1097 | * address of the original image header. | |
1098 | */ | |
1099 | ||
1100 | img_addr = 0; | |
1101 | if ((hdr->ih_type==IH_TYPE_MULTI) && (len_ptr[1])) | |
1102 | img_addr = (image_header_t *) addr; | |
1103 | ||
1104 | ||
1105 | consdev = ""; | |
1106 | #if defined (CONFIG_8xx_CONS_SMC1) | |
1107 | consdev = "smc1"; | |
1108 | #elif defined (CONFIG_8xx_CONS_SMC2) | |
1109 | consdev = "smc2"; | |
1110 | #elif defined (CONFIG_8xx_CONS_SCC2) | |
1111 | consdev = "scc2"; | |
1112 | #elif defined (CONFIG_8xx_CONS_SCC3) | |
1113 | consdev = "scc3"; | |
1114 | #endif | |
1115 | ||
1116 | if (argc > 2) { | |
1117 | ulong len; | |
1118 | int i; | |
1119 | ||
1120 | for (i=2, len=0 ; i<argc ; i+=1) | |
1121 | len += strlen (argv[i]) + 1; | |
1122 | cmdline = malloc (len); | |
1123 | ||
1124 | for (i=2, len=0 ; i<argc ; i+=1) { | |
1125 | if (i > 2) | |
1126 | cmdline[len++] = ' '; | |
1127 | strcpy (&cmdline[len], argv[i]); | |
1128 | len += strlen (argv[i]); | |
1129 | } | |
1130 | } else if ((cmdline = getenv("bootargs")) == NULL) { | |
1131 | cmdline = ""; | |
1132 | } | |
1133 | ||
dc013d46 | 1134 | loader = (void (*)(bd_t *, image_header_t *, char *, char *)) ntohl(hdr->ih_ep); |
47d1a6e1 WD |
1135 | |
1136 | printf ("## Transferring control to NetBSD stage-2 loader (at address %08lx) ...\n", | |
1137 | (ulong)loader); | |
1138 | ||
fad63407 | 1139 | show_boot_progress (15); |
47d1a6e1 WD |
1140 | |
1141 | /* | |
1142 | * NetBSD Stage-2 Loader Parameters: | |
1143 | * r3: ptr to board info data | |
1144 | * r4: image address | |
1145 | * r5: console device | |
1146 | * r6: boot args string | |
1147 | */ | |
1148 | (*loader) (gd->bd, img_addr, consdev, cmdline); | |
1149 | } | |
1150 | ||
7f70e853 WD |
1151 | #if defined(CONFIG_ARTOS) && defined(CONFIG_PPC) |
1152 | ||
1153 | /* Function that returns a character from the environment */ | |
1154 | extern uchar (*env_get_char)(int); | |
1155 | ||
1156 | static void | |
1157 | do_bootm_artos (cmd_tbl_t *cmdtp, int flag, | |
1158 | int argc, char *argv[], | |
1159 | ulong addr, | |
1160 | ulong *len_ptr, | |
1161 | int verify) | |
1162 | { | |
7f70e853 WD |
1163 | ulong top; |
1164 | char *s, *cmdline; | |
1165 | char **fwenv, **ss; | |
1166 | int i, j, nxt, len, envno, envsz; | |
1167 | bd_t *kbd; | |
1168 | void (*entry)(bd_t *bd, char *cmdline, char **fwenv, ulong top); | |
1169 | image_header_t *hdr = &header; | |
1170 | ||
1171 | /* | |
1172 | * Booting an ARTOS kernel image + application | |
1173 | */ | |
1174 | ||
1175 | /* this used to be the top of memory, but was wrong... */ | |
1176 | #ifdef CONFIG_PPC | |
1177 | /* get stack pointer */ | |
1178 | asm volatile ("mr %0,1" : "=r"(top) ); | |
1179 | #endif | |
1180 | debug ("## Current stack ends at 0x%08lX ", top); | |
1181 | ||
1182 | top -= 2048; /* just to be sure */ | |
1183 | if (top > CFG_BOOTMAPSZ) | |
1184 | top = CFG_BOOTMAPSZ; | |
1185 | top &= ~0xF; | |
1186 | ||
1187 | debug ("=> set upper limit to 0x%08lX\n", top); | |
1188 | ||
1189 | /* first check the artos specific boot args, then the linux args*/ | |
1190 | if ((s = getenv("abootargs")) == NULL && (s = getenv("bootargs")) == NULL) | |
1191 | s = ""; | |
1192 | ||
1193 | /* get length of cmdline, and place it */ | |
1194 | len = strlen(s); | |
1195 | top = (top - (len + 1)) & ~0xF; | |
1196 | cmdline = (char *)top; | |
1197 | debug ("## cmdline at 0x%08lX ", top); | |
1198 | strcpy(cmdline, s); | |
1199 | ||
1200 | /* copy bdinfo */ | |
1201 | top = (top - sizeof(bd_t)) & ~0xF; | |
1202 | debug ("## bd at 0x%08lX ", top); | |
1203 | kbd = (bd_t *)top; | |
1204 | memcpy(kbd, gd->bd, sizeof(bd_t)); | |
1205 | ||
1206 | /* first find number of env entries, and their size */ | |
1207 | envno = 0; | |
1208 | envsz = 0; | |
1209 | for (i = 0; env_get_char(i) != '\0'; i = nxt + 1) { | |
1210 | for (nxt = i; env_get_char(nxt) != '\0'; ++nxt) | |
1211 | ; | |
1212 | envno++; | |
1213 | envsz += (nxt - i) + 1; /* plus trailing zero */ | |
1214 | } | |
1215 | envno++; /* plus the terminating zero */ | |
1216 | debug ("## %u envvars total size %u ", envno, envsz); | |
1217 | ||
1218 | top = (top - sizeof(char **)*envno) & ~0xF; | |
1219 | fwenv = (char **)top; | |
1220 | debug ("## fwenv at 0x%08lX ", top); | |
1221 | ||
1222 | top = (top - envsz) & ~0xF; | |
1223 | s = (char *)top; | |
1224 | ss = fwenv; | |
1225 | ||
1226 | /* now copy them */ | |
1227 | for (i = 0; env_get_char(i) != '\0'; i = nxt + 1) { | |
1228 | for (nxt = i; env_get_char(nxt) != '\0'; ++nxt) | |
1229 | ; | |
1230 | *ss++ = s; | |
1231 | for (j = i; j < nxt; ++j) | |
1232 | *s++ = env_get_char(j); | |
1233 | *s++ = '\0'; | |
1234 | } | |
1235 | *ss++ = NULL; /* terminate */ | |
1236 | ||
1237 | entry = (void (*)(bd_t *, char *, char **, ulong))ntohl(hdr->ih_ep); | |
1238 | (*entry)(kbd, cmdline, fwenv, top); | |
1239 | } | |
1240 | #endif | |
1241 | ||
1242 | ||
baa26db4 | 1243 | #if defined(CONFIG_CMD_BOOTD) |
47d1a6e1 WD |
1244 | int do_bootd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) |
1245 | { | |
1246 | int rcode = 0; | |
1247 | #ifndef CFG_HUSH_PARSER | |
1248 | if (run_command (getenv ("bootcmd"), flag) < 0) rcode = 1; | |
1249 | #else | |
1250 | if (parse_string_outer(getenv("bootcmd"), | |
1251 | FLAG_PARSE_SEMICOLON | FLAG_EXIT_FROM_LOOP) != 0 ) rcode = 1; | |
1252 | #endif | |
1253 | return rcode; | |
1254 | } | |
8bde7f77 | 1255 | |
0d498393 WD |
1256 | U_BOOT_CMD( |
1257 | boot, 1, 1, do_bootd, | |
9d2b18a0 WD |
1258 | "boot - boot default, i.e., run 'bootcmd'\n", |
1259 | NULL | |
1260 | ); | |
1261 | ||
1262 | /* keep old command name "bootd" for backward compatibility */ | |
0d498393 WD |
1263 | U_BOOT_CMD( |
1264 | bootd, 1, 1, do_bootd, | |
8bde7f77 WD |
1265 | "bootd - boot default, i.e., run 'bootcmd'\n", |
1266 | NULL | |
1267 | ); | |
1268 | ||
47d1a6e1 WD |
1269 | #endif |
1270 | ||
baa26db4 | 1271 | #if defined(CONFIG_CMD_IMI) |
47d1a6e1 WD |
1272 | int do_iminfo ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) |
1273 | { | |
1274 | int arg; | |
1275 | ulong addr; | |
1276 | int rcode=0; | |
1277 | ||
1278 | if (argc < 2) { | |
1279 | return image_info (load_addr); | |
1280 | } | |
1281 | ||
1282 | for (arg=1; arg <argc; ++arg) { | |
1283 | addr = simple_strtoul(argv[arg], NULL, 16); | |
1284 | if (image_info (addr) != 0) rcode = 1; | |
1285 | } | |
1286 | return rcode; | |
1287 | } | |
1288 | ||
1289 | static int image_info (ulong addr) | |
1290 | { | |
1291 | ulong data, len, checksum; | |
1292 | image_header_t *hdr = &header; | |
1293 | ||
1294 | printf ("\n## Checking Image at %08lx ...\n", addr); | |
1295 | ||
1296 | /* Copy header so we can blank CRC field for re-calculation */ | |
1297 | memmove (&header, (char *)addr, sizeof(image_header_t)); | |
1298 | ||
1299 | if (ntohl(hdr->ih_magic) != IH_MAGIC) { | |
4b9206ed | 1300 | puts (" Bad Magic Number\n"); |
47d1a6e1 WD |
1301 | return 1; |
1302 | } | |
1303 | ||
1304 | data = (ulong)&header; | |
1305 | len = sizeof(image_header_t); | |
1306 | ||
1307 | checksum = ntohl(hdr->ih_hcrc); | |
1308 | hdr->ih_hcrc = 0; | |
1309 | ||
77ddac94 | 1310 | if (crc32 (0, (uchar *)data, len) != checksum) { |
4b9206ed | 1311 | puts (" Bad Header Checksum\n"); |
47d1a6e1 WD |
1312 | return 1; |
1313 | } | |
1314 | ||
1315 | /* for multi-file images we need the data part, too */ | |
1316 | print_image_hdr ((image_header_t *)addr); | |
1317 | ||
1318 | data = addr + sizeof(image_header_t); | |
1319 | len = ntohl(hdr->ih_size); | |
1320 | ||
4b9206ed | 1321 | puts (" Verifying Checksum ... "); |
77ddac94 | 1322 | if (crc32 (0, (uchar *)data, len) != ntohl(hdr->ih_dcrc)) { |
4b9206ed | 1323 | puts (" Bad Data CRC\n"); |
47d1a6e1 WD |
1324 | return 1; |
1325 | } | |
4b9206ed | 1326 | puts ("OK\n"); |
47d1a6e1 WD |
1327 | return 0; |
1328 | } | |
0d498393 WD |
1329 | |
1330 | U_BOOT_CMD( | |
1331 | iminfo, CFG_MAXARGS, 1, do_iminfo, | |
8bde7f77 WD |
1332 | "iminfo - print header information for application image\n", |
1333 | "addr [addr ...]\n" | |
1334 | " - print header information for application image starting at\n" | |
1335 | " address 'addr' in memory; this includes verification of the\n" | |
1336 | " image contents (magic number, header and payload checksums)\n" | |
1337 | ); | |
1338 | ||
90253178 | 1339 | #endif |
47d1a6e1 | 1340 | |
baa26db4 | 1341 | #if defined(CONFIG_CMD_IMLS) |
27b207fd WD |
1342 | /*----------------------------------------------------------------------- |
1343 | * List all images found in flash. | |
1344 | */ | |
1345 | int do_imls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) | |
1346 | { | |
1347 | flash_info_t *info; | |
1348 | int i, j; | |
1349 | image_header_t *hdr; | |
5bb226e8 | 1350 | ulong data, len, checksum; |
27b207fd WD |
1351 | |
1352 | for (i=0, info=&flash_info[0]; i<CFG_MAX_FLASH_BANKS; ++i, ++info) { | |
1353 | if (info->flash_id == FLASH_UNKNOWN) | |
1354 | goto next_bank; | |
e6f2e902 | 1355 | for (j=0; j<info->sector_count; ++j) { |
27b207fd WD |
1356 | |
1357 | if (!(hdr=(image_header_t *)info->start[j]) || | |
1358 | (ntohl(hdr->ih_magic) != IH_MAGIC)) | |
1359 | goto next_sector; | |
1360 | ||
1361 | /* Copy header so we can blank CRC field for re-calculation */ | |
1362 | memmove (&header, (char *)hdr, sizeof(image_header_t)); | |
1363 | ||
1364 | checksum = ntohl(header.ih_hcrc); | |
1365 | header.ih_hcrc = 0; | |
1366 | ||
77ddac94 | 1367 | if (crc32 (0, (uchar *)&header, sizeof(image_header_t)) |
27b207fd WD |
1368 | != checksum) |
1369 | goto next_sector; | |
1370 | ||
1371 | printf ("Image at %08lX:\n", (ulong)hdr); | |
1372 | print_image_hdr( hdr ); | |
5bb226e8 WD |
1373 | |
1374 | data = (ulong)hdr + sizeof(image_header_t); | |
1375 | len = ntohl(hdr->ih_size); | |
1376 | ||
4b9206ed | 1377 | puts (" Verifying Checksum ... "); |
77ddac94 | 1378 | if (crc32 (0, (uchar *)data, len) != ntohl(hdr->ih_dcrc)) { |
4b9206ed | 1379 | puts (" Bad Data CRC\n"); |
5bb226e8 | 1380 | } |
4b9206ed | 1381 | puts ("OK\n"); |
bdccc4fe | 1382 | next_sector: ; |
27b207fd | 1383 | } |
bdccc4fe | 1384 | next_bank: ; |
27b207fd WD |
1385 | } |
1386 | ||
1387 | return (0); | |
1388 | } | |
1389 | ||
1390 | U_BOOT_CMD( | |
1391 | imls, 1, 1, do_imls, | |
1392 | "imls - list all images found in flash\n", | |
1393 | "\n" | |
1394 | " - Prints information about all images found at sector\n" | |
1395 | " boundaries in flash.\n" | |
1396 | ); | |
90253178 | 1397 | #endif |
27b207fd | 1398 | |
47d1a6e1 WD |
1399 | void |
1400 | print_image_hdr (image_header_t *hdr) | |
1401 | { | |
baa26db4 | 1402 | #if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) |
47d1a6e1 WD |
1403 | time_t timestamp = (time_t)ntohl(hdr->ih_time); |
1404 | struct rtc_time tm; | |
1405 | #endif | |
1406 | ||
1407 | printf (" Image Name: %.*s\n", IH_NMLEN, hdr->ih_name); | |
baa26db4 | 1408 | #if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) |
47d1a6e1 WD |
1409 | to_tm (timestamp, &tm); |
1410 | printf (" Created: %4d-%02d-%02d %2d:%02d:%02d UTC\n", | |
1411 | tm.tm_year, tm.tm_mon, tm.tm_mday, | |
1412 | tm.tm_hour, tm.tm_min, tm.tm_sec); | |
90253178 | 1413 | #endif |
4b9206ed WD |
1414 | puts (" Image Type: "); print_type(hdr); |
1415 | printf ("\n Data Size: %d Bytes = ", ntohl(hdr->ih_size)); | |
47d1a6e1 | 1416 | print_size (ntohl(hdr->ih_size), "\n"); |
4b9206ed WD |
1417 | printf (" Load Address: %08x\n" |
1418 | " Entry Point: %08x\n", | |
1419 | ntohl(hdr->ih_load), ntohl(hdr->ih_ep)); | |
47d1a6e1 WD |
1420 | |
1421 | if (hdr->ih_type == IH_TYPE_MULTI) { | |
1422 | int i; | |
1423 | ulong len; | |
1424 | ulong *len_ptr = (ulong *)((ulong)hdr + sizeof(image_header_t)); | |
1425 | ||
4b9206ed | 1426 | puts (" Contents:\n"); |
47d1a6e1 WD |
1427 | for (i=0; (len = ntohl(*len_ptr)); ++i, ++len_ptr) { |
1428 | printf (" Image %d: %8ld Bytes = ", i, len); | |
1429 | print_size (len, "\n"); | |
1430 | } | |
1431 | } | |
1432 | } | |
1433 | ||
1434 | ||
1435 | static void | |
1436 | print_type (image_header_t *hdr) | |
1437 | { | |
1438 | char *os, *arch, *type, *comp; | |
1439 | ||
1440 | switch (hdr->ih_os) { | |
1441 | case IH_OS_INVALID: os = "Invalid OS"; break; | |
1442 | case IH_OS_NETBSD: os = "NetBSD"; break; | |
1443 | case IH_OS_LINUX: os = "Linux"; break; | |
1444 | case IH_OS_VXWORKS: os = "VxWorks"; break; | |
1445 | case IH_OS_QNX: os = "QNX"; break; | |
1446 | case IH_OS_U_BOOT: os = "U-Boot"; break; | |
d791b1dc | 1447 | case IH_OS_RTEMS: os = "RTEMS"; break; |
7f70e853 WD |
1448 | #ifdef CONFIG_ARTOS |
1449 | case IH_OS_ARTOS: os = "ARTOS"; break; | |
1f4bb37d WD |
1450 | #endif |
1451 | #ifdef CONFIG_LYNXKDI | |
1452 | case IH_OS_LYNXOS: os = "LynxOS"; break; | |
7f70e853 | 1453 | #endif |
47d1a6e1 WD |
1454 | default: os = "Unknown OS"; break; |
1455 | } | |
1456 | ||
1457 | switch (hdr->ih_arch) { | |
1458 | case IH_CPU_INVALID: arch = "Invalid CPU"; break; | |
1459 | case IH_CPU_ALPHA: arch = "Alpha"; break; | |
1460 | case IH_CPU_ARM: arch = "ARM"; break; | |
1a1b7374 | 1461 | case IH_CPU_AVR32: arch = "AVR32"; break; |
44ba464b | 1462 | case IH_CPU_BLACKFIN: arch = "Blackfin"; break; |
47d1a6e1 WD |
1463 | case IH_CPU_I386: arch = "Intel x86"; break; |
1464 | case IH_CPU_IA64: arch = "IA64"; break; | |
44ba464b WD |
1465 | case IH_CPU_M68K: arch = "M68K"; break; |
1466 | case IH_CPU_MICROBLAZE: arch = "Microblaze"; break; | |
47d1a6e1 | 1467 | case IH_CPU_MIPS64: arch = "MIPS 64 Bit"; break; |
44ba464b WD |
1468 | case IH_CPU_MIPS: arch = "MIPS"; break; |
1469 | case IH_CPU_NIOS2: arch = "Nios-II"; break; | |
1470 | case IH_CPU_NIOS: arch = "Nios"; break; | |
47d1a6e1 WD |
1471 | case IH_CPU_PPC: arch = "PowerPC"; break; |
1472 | case IH_CPU_S390: arch = "IBM S390"; break; | |
1473 | case IH_CPU_SH: arch = "SuperH"; break; | |
47d1a6e1 | 1474 | case IH_CPU_SPARC64: arch = "SPARC 64 Bit"; break; |
44ba464b | 1475 | case IH_CPU_SPARC: arch = "SPARC"; break; |
47d1a6e1 WD |
1476 | default: arch = "Unknown Architecture"; break; |
1477 | } | |
1478 | ||
1479 | switch (hdr->ih_type) { | |
1480 | case IH_TYPE_INVALID: type = "Invalid Image"; break; | |
1481 | case IH_TYPE_STANDALONE:type = "Standalone Program"; break; | |
1482 | case IH_TYPE_KERNEL: type = "Kernel Image"; break; | |
1483 | case IH_TYPE_RAMDISK: type = "RAMDisk Image"; break; | |
1484 | case IH_TYPE_MULTI: type = "Multi-File Image"; break; | |
1485 | case IH_TYPE_FIRMWARE: type = "Firmware"; break; | |
1486 | case IH_TYPE_SCRIPT: type = "Script"; break; | |
25c751e9 | 1487 | case IH_TYPE_FLATDT: type = "Flat Device Tree"; break; |
47d1a6e1 WD |
1488 | default: type = "Unknown Image"; break; |
1489 | } | |
1490 | ||
1491 | switch (hdr->ih_comp) { | |
1492 | case IH_COMP_NONE: comp = "uncompressed"; break; | |
1493 | case IH_COMP_GZIP: comp = "gzip compressed"; break; | |
1494 | case IH_COMP_BZIP2: comp = "bzip2 compressed"; break; | |
1495 | default: comp = "unknown compression"; break; | |
1496 | } | |
1497 | ||
1498 | printf ("%s %s %s (%s)", arch, os, type, comp); | |
1499 | } | |
1500 | ||
1501 | #define ZALLOC_ALIGNMENT 16 | |
1502 | ||
1503 | static void *zalloc(void *x, unsigned items, unsigned size) | |
1504 | { | |
1505 | void *p; | |
1506 | ||
1507 | size *= items; | |
1508 | size = (size + ZALLOC_ALIGNMENT - 1) & ~(ZALLOC_ALIGNMENT - 1); | |
1509 | ||
1510 | p = malloc (size); | |
1511 | ||
1512 | return (p); | |
1513 | } | |
1514 | ||
1515 | static void zfree(void *x, void *addr, unsigned nb) | |
1516 | { | |
1517 | free (addr); | |
1518 | } | |
1519 | ||
1520 | #define HEAD_CRC 2 | |
1521 | #define EXTRA_FIELD 4 | |
1522 | #define ORIG_NAME 8 | |
1523 | #define COMMENT 0x10 | |
1524 | #define RESERVED 0xe0 | |
1525 | ||
1526 | #define DEFLATED 8 | |
1527 | ||
eedcd078 | 1528 | int gunzip(void *dst, int dstlen, unsigned char *src, unsigned long *lenp) |
47d1a6e1 WD |
1529 | { |
1530 | z_stream s; | |
1531 | int r, i, flags; | |
1532 | ||
1533 | /* skip header */ | |
1534 | i = 10; | |
1535 | flags = src[3]; | |
1536 | if (src[2] != DEFLATED || (flags & RESERVED) != 0) { | |
4b9206ed | 1537 | puts ("Error: Bad gzipped data\n"); |
47d1a6e1 WD |
1538 | return (-1); |
1539 | } | |
1540 | if ((flags & EXTRA_FIELD) != 0) | |
1541 | i = 12 + src[10] + (src[11] << 8); | |
1542 | if ((flags & ORIG_NAME) != 0) | |
1543 | while (src[i++] != 0) | |
1544 | ; | |
1545 | if ((flags & COMMENT) != 0) | |
1546 | while (src[i++] != 0) | |
1547 | ; | |
1548 | if ((flags & HEAD_CRC) != 0) | |
1549 | i += 2; | |
1550 | if (i >= *lenp) { | |
4b9206ed | 1551 | puts ("Error: gunzip out of data in header\n"); |
47d1a6e1 WD |
1552 | return (-1); |
1553 | } | |
1554 | ||
1555 | s.zalloc = zalloc; | |
1556 | s.zfree = zfree; | |
1557 | #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG) | |
1558 | s.outcb = (cb_func)WATCHDOG_RESET; | |
1559 | #else | |
1560 | s.outcb = Z_NULL; | |
1561 | #endif /* CONFIG_HW_WATCHDOG */ | |
1562 | ||
1563 | r = inflateInit2(&s, -MAX_WBITS); | |
1564 | if (r != Z_OK) { | |
1565 | printf ("Error: inflateInit2() returned %d\n", r); | |
1566 | return (-1); | |
1567 | } | |
1568 | s.next_in = src + i; | |
1569 | s.avail_in = *lenp - i; | |
1570 | s.next_out = dst; | |
1571 | s.avail_out = dstlen; | |
1572 | r = inflate(&s, Z_FINISH); | |
1573 | if (r != Z_OK && r != Z_STREAM_END) { | |
1574 | printf ("Error: inflate() returned %d\n", r); | |
1575 | return (-1); | |
1576 | } | |
1577 | *lenp = s.next_out - (unsigned char *) dst; | |
1578 | inflateEnd(&s); | |
1579 | ||
1580 | return (0); | |
1581 | } | |
1582 | ||
c29fdfc1 WD |
1583 | #ifdef CONFIG_BZIP2 |
1584 | void bz_internal_error(int errcode) | |
1585 | { | |
1586 | printf ("BZIP2 internal error %d\n", errcode); | |
1587 | } | |
1588 | #endif /* CONFIG_BZIP2 */ | |
1589 | ||
d791b1dc WD |
1590 | static void |
1591 | do_bootm_rtems (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[], | |
1592 | ulong addr, ulong *len_ptr, int verify) | |
1593 | { | |
d791b1dc WD |
1594 | image_header_t *hdr = &header; |
1595 | void (*entry_point)(bd_t *); | |
1596 | ||
dc013d46 | 1597 | entry_point = (void (*)(bd_t *)) ntohl(hdr->ih_ep); |
d791b1dc WD |
1598 | |
1599 | printf ("## Transferring control to RTEMS (at address %08lx) ...\n", | |
1600 | (ulong)entry_point); | |
1601 | ||
fad63407 | 1602 | show_boot_progress (15); |
d791b1dc WD |
1603 | |
1604 | /* | |
1605 | * RTEMS Parameters: | |
1606 | * r3: ptr to board info data | |
1607 | */ | |
1608 | ||
1609 | (*entry_point ) ( gd->bd ); | |
1610 | } | |
1611 | ||
baa26db4 | 1612 | #if defined(CONFIG_CMD_ELF) |
47d1a6e1 WD |
1613 | static void |
1614 | do_bootm_vxworks (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[], | |
1615 | ulong addr, ulong *len_ptr, int verify) | |
1616 | { | |
1617 | image_header_t *hdr = &header; | |
1618 | char str[80]; | |
1619 | ||
dc013d46 | 1620 | sprintf(str, "%x", ntohl(hdr->ih_ep)); /* write entry-point into string */ |
47d1a6e1 WD |
1621 | setenv("loadaddr", str); |
1622 | do_bootvx(cmdtp, 0, 0, NULL); | |
1623 | } | |
1624 | ||
1625 | static void | |
1626 | do_bootm_qnxelf (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[], | |
1627 | ulong addr, ulong *len_ptr, int verify) | |
1628 | { | |
1629 | image_header_t *hdr = &header; | |
1630 | char *local_args[2]; | |
1631 | char str[16]; | |
1632 | ||
dc013d46 | 1633 | sprintf(str, "%x", ntohl(hdr->ih_ep)); /* write entry-point into string */ |
47d1a6e1 WD |
1634 | local_args[0] = argv[0]; |
1635 | local_args[1] = str; /* and provide it via the arguments */ | |
1636 | do_bootelf(cmdtp, 0, 2, local_args); | |
1637 | } | |
90253178 | 1638 | #endif |
1f4bb37d WD |
1639 | |
1640 | #ifdef CONFIG_LYNXKDI | |
1641 | static void | |
1642 | do_bootm_lynxkdi (cmd_tbl_t *cmdtp, int flag, | |
1643 | int argc, char *argv[], | |
1644 | ulong addr, | |
1645 | ulong *len_ptr, | |
1646 | int verify) | |
1647 | { | |
1648 | lynxkdi_boot( &header ); | |
1649 | } | |
1650 | ||
1651 | #endif /* CONFIG_LYNXKDI */ |