blob: 43ea5f19fee27cd076cdf251099c8d271c85bacc [file] [log] [blame]
wdenk47d1a6e2002-11-03 00:01:44 +00001/*
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>
wdenk47d1a6e2002-11-03 00:01:44 +000030#include <image.h>
31#include <malloc.h>
32#include <zlib.h>
wdenkc29fdfc2003-08-29 20:57:53 +000033#include <bzlib.h>
wdenk7f70e852003-05-20 14:25:27 +000034#include <environment.h>
wdenk47d1a6e2002-11-03 00:01:44 +000035#include <asm/byteorder.h>
wdenk8bde7f72003-06-27 21:31:46 +000036
37 /*cmd_boot.c*/
38 extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
39
wdenk47d1a6e2002-11-03 00:01:44 +000040#if (CONFIG_COMMANDS & CFG_CMD_DATE) || defined(CONFIG_TIMESTAMP)
41#include <rtc.h>
42#endif
43
44#ifdef CFG_HUSH_PARSER
45#include <hush.h>
46#endif
47
48#ifdef CONFIG_SHOW_BOOT_PROGRESS
49# include <status_led.h>
50# define SHOW_BOOT_PROGRESS(arg) show_boot_progress(arg)
51#else
52# define SHOW_BOOT_PROGRESS(arg)
53#endif
54
55#ifdef CFG_INIT_RAM_LOCK
56#include <asm/cache.h>
57#endif
58
wdenk228f29a2002-12-08 09:53:23 +000059#ifdef CONFIG_LOGBUFFER
60#include <logbuff.h>
61#endif
62
wdenk2abbe072003-06-16 23:50:08 +000063#ifdef CONFIG_HAS_DATAFLASH
64#include <dataflash.h>
65#endif
66
wdenk47d1a6e2002-11-03 00:01:44 +000067/*
68 * Some systems (for example LWMON) have very short watchdog periods;
69 * we must make sure to split long operations like memmove() or
70 * crc32() into reasonable chunks.
71 */
72#if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
73# define CHUNKSZ (64 * 1024)
74#endif
75
wdenkeedcd072004-09-08 22:03:11 +000076int gunzip (void *, int, unsigned char *, unsigned long *);
wdenk47d1a6e2002-11-03 00:01:44 +000077
78static void *zalloc(void *, unsigned, unsigned);
79static void zfree(void *, void *, unsigned);
80
81#if (CONFIG_COMMANDS & CFG_CMD_IMI)
82static int image_info (unsigned long addr);
83#endif
wdenk27b207f2003-07-24 23:38:38 +000084
85#if (CONFIG_COMMANDS & CFG_CMD_IMLS)
86#include <flash.h>
87extern flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
88static int do_imls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
89#endif
90
wdenk47d1a6e2002-11-03 00:01:44 +000091static void print_type (image_header_t *hdr);
92
wdenk2262cfe2002-11-18 00:14:45 +000093#ifdef __I386__
94image_header_t *fake_header(image_header_t *hdr, void *ptr, int size);
95#endif
96
wdenk47d1a6e2002-11-03 00:01:44 +000097/*
98 * Continue booting an OS image; caller already has:
99 * - copied image header to global variable `header'
100 * - checked header magic number, checksums (both header & image),
101 * - verified image architecture (PPC) and type (KERNEL or MULTI),
102 * - loaded (first part of) image to header load address,
103 * - disabled interrupts.
104 */
105typedef void boot_os_Fcn (cmd_tbl_t *cmdtp, int flag,
106 int argc, char *argv[],
107 ulong addr, /* of image to boot */
108 ulong *len_ptr, /* multi-file image length table */
109 int verify); /* getenv("verify")[0] != 'n' */
110
wdenk8bde7f72003-06-27 21:31:46 +0000111#ifdef DEBUG
112extern int do_bdinfo ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
113#endif
114
wdenk2262cfe2002-11-18 00:14:45 +0000115#ifdef CONFIG_PPC
wdenk47d1a6e2002-11-03 00:01:44 +0000116static boot_os_Fcn do_bootm_linux;
117#else
118extern boot_os_Fcn do_bootm_linux;
119#endif
wdenkf72da342003-10-10 10:05:42 +0000120#ifdef CONFIG_SILENT_CONSOLE
121static void fixup_silent_linux (void);
122#endif
wdenk47d1a6e2002-11-03 00:01:44 +0000123static boot_os_Fcn do_bootm_netbsd;
wdenkd791b1d2003-04-20 14:04:18 +0000124static boot_os_Fcn do_bootm_rtems;
wdenk47d1a6e2002-11-03 00:01:44 +0000125#if (CONFIG_COMMANDS & CFG_CMD_ELF)
126static boot_os_Fcn do_bootm_vxworks;
127static boot_os_Fcn do_bootm_qnxelf;
128int do_bootvx ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[] );
129int do_bootelf (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[] );
130#endif /* CFG_CMD_ELF */
wdenk7f70e852003-05-20 14:25:27 +0000131#if defined(CONFIG_ARTOS) && defined(CONFIG_PPC)
132static boot_os_Fcn do_bootm_artos;
133#endif
wdenk1f4bb372003-07-27 00:21:01 +0000134#ifdef CONFIG_LYNXKDI
135static boot_os_Fcn do_bootm_lynxkdi;
136extern void lynxkdi_boot( image_header_t * );
137#endif
wdenk47d1a6e2002-11-03 00:01:44 +0000138
139image_header_t header;
140
141ulong load_addr = CFG_LOAD_ADDR; /* Default Load Address */
142
143int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
144{
145 ulong iflag;
146 ulong addr;
147 ulong data, len, checksum;
148 ulong *len_ptr;
wdenkc29fdfc2003-08-29 20:57:53 +0000149 uint unc_len = 0x400000;
wdenk47d1a6e2002-11-03 00:01:44 +0000150 int i, verify;
151 char *name, *s;
wdenkb13fb012003-10-30 21:49:38 +0000152 int (*appl)(int, char *[]);
wdenk47d1a6e2002-11-03 00:01:44 +0000153 image_header_t *hdr = &header;
154
155 s = getenv ("verify");
156 verify = (s && (*s == 'n')) ? 0 : 1;
157
158 if (argc < 2) {
159 addr = load_addr;
160 } else {
161 addr = simple_strtoul(argv[1], NULL, 16);
162 }
163
164 SHOW_BOOT_PROGRESS (1);
165 printf ("## Booting image at %08lx ...\n", addr);
166
167 /* Copy header so we can blank CRC field for re-calculation */
wdenk2abbe072003-06-16 23:50:08 +0000168#ifdef CONFIG_HAS_DATAFLASH
169 if (addr_dataflash(addr)){
170 read_dataflash(addr, sizeof(image_header_t), (char *)&header);
171 } else
172#endif
wdenk47d1a6e2002-11-03 00:01:44 +0000173 memmove (&header, (char *)addr, sizeof(image_header_t));
174
175 if (ntohl(hdr->ih_magic) != IH_MAGIC) {
wdenk2262cfe2002-11-18 00:14:45 +0000176#ifdef __I386__ /* correct image format not implemented yet - fake it */
177 if (fake_header(hdr, (void*)addr, -1) != NULL) {
178 /* to compensate for the addition below */
179 addr -= sizeof(image_header_t);
180 /* turnof verify,
181 * fake_header() does not fake the data crc
182 */
183 verify = 0;
184 } else
185#endif /* __I386__ */
186 {
wdenk4b9206e2004-03-23 22:14:11 +0000187 puts ("Bad Magic Number\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000188 SHOW_BOOT_PROGRESS (-1);
189 return 1;
wdenk2262cfe2002-11-18 00:14:45 +0000190 }
wdenk47d1a6e2002-11-03 00:01:44 +0000191 }
192 SHOW_BOOT_PROGRESS (2);
193
194 data = (ulong)&header;
195 len = sizeof(image_header_t);
196
197 checksum = ntohl(hdr->ih_hcrc);
198 hdr->ih_hcrc = 0;
199
200 if (crc32 (0, (char *)data, len) != checksum) {
wdenk4b9206e2004-03-23 22:14:11 +0000201 puts ("Bad Header Checksum\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000202 SHOW_BOOT_PROGRESS (-2);
203 return 1;
204 }
205 SHOW_BOOT_PROGRESS (3);
206
207 /* for multi-file images we need the data part, too */
wdenka57a4962003-10-26 22:52:58 +0000208 print_image_hdr ((image_header_t *)addr);
wdenk47d1a6e2002-11-03 00:01:44 +0000209
210 data = addr + sizeof(image_header_t);
211 len = ntohl(hdr->ih_size);
212
wdenk2abbe072003-06-16 23:50:08 +0000213#ifdef CONFIG_HAS_DATAFLASH
214 if (addr_dataflash(addr)){
215 read_dataflash(data, len, (char *)CFG_LOAD_ADDR);
216 data = CFG_LOAD_ADDR;
217 }
wdenk8bde7f72003-06-27 21:31:46 +0000218#endif
wdenk2abbe072003-06-16 23:50:08 +0000219
wdenk47d1a6e2002-11-03 00:01:44 +0000220 if (verify) {
wdenk4b9206e2004-03-23 22:14:11 +0000221 puts (" Verifying Checksum ... ");
wdenk47d1a6e2002-11-03 00:01:44 +0000222 if (crc32 (0, (char *)data, len) != ntohl(hdr->ih_dcrc)) {
223 printf ("Bad Data CRC\n");
224 SHOW_BOOT_PROGRESS (-3);
225 return 1;
226 }
wdenk4b9206e2004-03-23 22:14:11 +0000227 puts ("OK\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000228 }
229 SHOW_BOOT_PROGRESS (4);
230
231 len_ptr = (ulong *)data;
232
wdenk2262cfe2002-11-18 00:14:45 +0000233#if defined(__PPC__)
234 if (hdr->ih_arch != IH_CPU_PPC)
235#elif defined(__ARM__)
236 if (hdr->ih_arch != IH_CPU_ARM)
237#elif defined(__I386__)
238 if (hdr->ih_arch != IH_CPU_I386)
wdenk6069ff22003-02-28 00:49:47 +0000239#elif defined(__mips__)
wdenk8bde7f72003-06-27 21:31:46 +0000240 if (hdr->ih_arch != IH_CPU_MIPS)
wdenk4a551702003-10-08 23:26:14 +0000241#elif defined(__nios__)
242 if (hdr->ih_arch != IH_CPU_NIOS)
wdenk4e5ca3e2003-12-08 01:34:36 +0000243#elif defined(__M68K__)
244 if (hdr->ih_arch != IH_CPU_M68K)
wdenk507bbe32004-04-18 21:13:41 +0000245#elif defined(__microblaze__)
246 if (hdr->ih_arch != IH_CPU_MICROBLAZE)
wdenk5c952cf2004-10-10 21:27:30 +0000247#elif defined(__nios2__)
248 if (hdr->ih_arch != IH_CPU_NIOS2)
wdenk2262cfe2002-11-18 00:14:45 +0000249#else
250# error Unknown CPU type
251#endif
252 {
253 printf ("Unsupported Architecture 0x%x\n", hdr->ih_arch);
wdenk47d1a6e2002-11-03 00:01:44 +0000254 SHOW_BOOT_PROGRESS (-4);
255 return 1;
256 }
257 SHOW_BOOT_PROGRESS (5);
258
259 switch (hdr->ih_type) {
wdenkb13fb012003-10-30 21:49:38 +0000260 case IH_TYPE_STANDALONE:
261 name = "Standalone Application";
262 /* A second argument overwrites the load address */
263 if (argc > 2) {
264 hdr->ih_load = simple_strtoul(argv[2], NULL, 16);
265 }
266 break;
267 case IH_TYPE_KERNEL:
268 name = "Kernel Image";
269 break;
wdenkd4ca31c2004-01-02 14:00:00 +0000270 case IH_TYPE_MULTI:
wdenkb13fb012003-10-30 21:49:38 +0000271 name = "Multi-File Image";
272 len = ntohl(len_ptr[0]);
273 /* OS kernel is always the first image */
274 data += 8; /* kernel_len + terminator */
275 for (i=1; len_ptr[i]; ++i)
276 data += 4;
277 break;
wdenk47d1a6e2002-11-03 00:01:44 +0000278 default: printf ("Wrong Image Type for %s command\n", cmdtp->name);
279 SHOW_BOOT_PROGRESS (-5);
280 return 1;
281 }
282 SHOW_BOOT_PROGRESS (6);
283
284 /*
285 * We have reached the point of no return: we are going to
286 * overwrite all exception vector code, so we cannot easily
287 * recover from any failures any more...
288 */
289
290 iflag = disable_interrupts();
291
wdenkc7de8292002-11-19 11:04:11 +0000292#ifdef CONFIG_AMIGAONEG3SE
293 /*
wdenk8bde7f72003-06-27 21:31:46 +0000294 * We've possible left the caches enabled during
wdenkc7de8292002-11-19 11:04:11 +0000295 * bios emulation, so turn them off again
296 */
297 icache_disable();
298 invalidate_l1_instruction_cache();
299 flush_data_cache();
300 dcache_disable();
301#endif
302
wdenk47d1a6e2002-11-03 00:01:44 +0000303 switch (hdr->ih_comp) {
304 case IH_COMP_NONE:
wdenk2262cfe2002-11-18 00:14:45 +0000305 if(ntohl(hdr->ih_load) == addr) {
wdenk47d1a6e2002-11-03 00:01:44 +0000306 printf (" XIP %s ... ", name);
307 } else {
308#if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
309 size_t l = len;
310 void *to = (void *)ntohl(hdr->ih_load);
311 void *from = (void *)data;
312
313 printf (" Loading %s ... ", name);
314
315 while (l > 0) {
316 size_t tail = (l > CHUNKSZ) ? CHUNKSZ : l;
317 WATCHDOG_RESET();
318 memmove (to, from, tail);
319 to += tail;
320 from += tail;
321 l -= tail;
322 }
323#else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
324 memmove ((void *) ntohl(hdr->ih_load), (uchar *)data, len);
325#endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
326 }
327 break;
328 case IH_COMP_GZIP:
329 printf (" Uncompressing %s ... ", name);
wdenkc29fdfc2003-08-29 20:57:53 +0000330 if (gunzip ((void *)ntohl(hdr->ih_load), unc_len,
wdenkeedcd072004-09-08 22:03:11 +0000331 (uchar *)data, &len) != 0) {
wdenk4b9206e2004-03-23 22:14:11 +0000332 puts ("GUNZIP ERROR - must RESET board to recover\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000333 SHOW_BOOT_PROGRESS (-6);
334 do_reset (cmdtp, flag, argc, argv);
335 }
336 break;
wdenkc29fdfc2003-08-29 20:57:53 +0000337#ifdef CONFIG_BZIP2
338 case IH_COMP_BZIP2:
339 printf (" Uncompressing %s ... ", name);
wdenk5653fc32004-02-08 22:55:38 +0000340 /*
341 * If we've got less than 4 MB of malloc() space,
342 * use slower decompression algorithm which requires
343 * at most 2300 KB of memory.
344 */
wdenkc29fdfc2003-08-29 20:57:53 +0000345 i = BZ2_bzBuffToBuffDecompress ((char*)ntohl(hdr->ih_load),
wdenk5653fc32004-02-08 22:55:38 +0000346 &unc_len, (char *)data, len,
347 CFG_MALLOC_LEN < (4096 * 1024), 0);
wdenkc29fdfc2003-08-29 20:57:53 +0000348 if (i != BZ_OK) {
349 printf ("BUNZIP2 ERROR %d - must RESET board to recover\n", i);
350 SHOW_BOOT_PROGRESS (-6);
351 udelay(100000);
352 do_reset (cmdtp, flag, argc, argv);
353 }
354 break;
355#endif /* CONFIG_BZIP2 */
wdenk47d1a6e2002-11-03 00:01:44 +0000356 default:
357 if (iflag)
358 enable_interrupts();
359 printf ("Unimplemented compression type %d\n", hdr->ih_comp);
360 SHOW_BOOT_PROGRESS (-7);
361 return 1;
362 }
wdenk4b9206e2004-03-23 22:14:11 +0000363 puts ("OK\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000364 SHOW_BOOT_PROGRESS (7);
365
366 switch (hdr->ih_type) {
367 case IH_TYPE_STANDALONE:
wdenk47d1a6e2002-11-03 00:01:44 +0000368 if (iflag)
369 enable_interrupts();
370
wdenk4a6fd342003-04-12 23:38:12 +0000371 /* load (and uncompress), but don't start if "autostart"
372 * is set to "no"
373 */
wdenk4a551702003-10-08 23:26:14 +0000374 if (((s = getenv("autostart")) != NULL) && (strcmp(s,"no") == 0)) {
375 char buf[32];
376 sprintf(buf, "%lX", len);
377 setenv("filesize", buf);
wdenk4a6fd342003-04-12 23:38:12 +0000378 return 0;
wdenk4a551702003-10-08 23:26:14 +0000379 }
wdenkb13fb012003-10-30 21:49:38 +0000380 appl = (int (*)(int, char *[]))ntohl(hdr->ih_ep);
381 (*appl)(argc-1, &argv[1]);
wdenk4a6fd342003-04-12 23:38:12 +0000382 return 0;
wdenk47d1a6e2002-11-03 00:01:44 +0000383 case IH_TYPE_KERNEL:
384 case IH_TYPE_MULTI:
385 /* handled below */
386 break;
387 default:
388 if (iflag)
389 enable_interrupts();
390 printf ("Can't boot image type %d\n", hdr->ih_type);
391 SHOW_BOOT_PROGRESS (-8);
392 return 1;
393 }
394 SHOW_BOOT_PROGRESS (8);
395
396 switch (hdr->ih_os) {
397 default: /* handled by (original) Linux case */
398 case IH_OS_LINUX:
wdenkf72da342003-10-10 10:05:42 +0000399#ifdef CONFIG_SILENT_CONSOLE
400 fixup_silent_linux();
401#endif
wdenk47d1a6e2002-11-03 00:01:44 +0000402 do_bootm_linux (cmdtp, flag, argc, argv,
403 addr, len_ptr, verify);
404 break;
405 case IH_OS_NETBSD:
406 do_bootm_netbsd (cmdtp, flag, argc, argv,
407 addr, len_ptr, verify);
408 break;
wdenk8bde7f72003-06-27 21:31:46 +0000409
wdenk1f4bb372003-07-27 00:21:01 +0000410#ifdef CONFIG_LYNXKDI
411 case IH_OS_LYNXOS:
412 do_bootm_lynxkdi (cmdtp, flag, argc, argv,
413 addr, len_ptr, verify);
414 break;
415#endif
416
wdenkd791b1d2003-04-20 14:04:18 +0000417 case IH_OS_RTEMS:
418 do_bootm_rtems (cmdtp, flag, argc, argv,
419 addr, len_ptr, verify);
420 break;
wdenk8bde7f72003-06-27 21:31:46 +0000421
wdenk47d1a6e2002-11-03 00:01:44 +0000422#if (CONFIG_COMMANDS & CFG_CMD_ELF)
423 case IH_OS_VXWORKS:
424 do_bootm_vxworks (cmdtp, flag, argc, argv,
425 addr, len_ptr, verify);
426 break;
427 case IH_OS_QNX:
428 do_bootm_qnxelf (cmdtp, flag, argc, argv,
429 addr, len_ptr, verify);
430 break;
431#endif /* CFG_CMD_ELF */
wdenk7f70e852003-05-20 14:25:27 +0000432#ifdef CONFIG_ARTOS
433 case IH_OS_ARTOS:
434 do_bootm_artos (cmdtp, flag, argc, argv,
435 addr, len_ptr, verify);
436 break;
437#endif
wdenk47d1a6e2002-11-03 00:01:44 +0000438 }
439
440 SHOW_BOOT_PROGRESS (-9);
441#ifdef DEBUG
wdenk4b9206e2004-03-23 22:14:11 +0000442 puts ("\n## Control returned to monitor - resetting...\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000443 do_reset (cmdtp, flag, argc, argv);
444#endif
445 return 1;
446}
447
wdenk0d498392003-07-01 21:06:45 +0000448U_BOOT_CMD(
449 bootm, CFG_MAXARGS, 1, do_bootm,
wdenk8bde7f72003-06-27 21:31:46 +0000450 "bootm - boot application image from memory\n",
451 "[addr [arg ...]]\n - boot application image stored in memory\n"
452 " passing arguments 'arg ...'; when booting a Linux kernel,\n"
453 " 'arg' can be the address of an initrd image\n"
454);
455
wdenkf72da342003-10-10 10:05:42 +0000456#ifdef CONFIG_SILENT_CONSOLE
457static void
458fixup_silent_linux ()
459{
460 DECLARE_GLOBAL_DATA_PTR;
461 char buf[256], *start, *end;
462 char *cmdline = getenv ("bootargs");
463
464 /* Only fix cmdline when requested */
465 if (!(gd->flags & GD_FLG_SILENT))
466 return;
467
468 debug ("before silent fix-up: %s\n", cmdline);
469 if (cmdline) {
470 if ((start = strstr (cmdline, "console=")) != NULL) {
471 end = strchr (start, ' ');
472 strncpy (buf, cmdline, (start - cmdline + 8));
473 if (end)
474 strcpy (buf + (start - cmdline + 8), end);
475 else
476 buf[start - cmdline + 8] = '\0';
477 } else {
478 strcpy (buf, cmdline);
479 strcat (buf, " console=");
480 }
481 } else {
482 strcpy (buf, "console=");
483 }
484
485 setenv ("bootargs", buf);
486 debug ("after silent fix-up: %s\n", buf);
487}
488#endif /* CONFIG_SILENT_CONSOLE */
489
wdenk2262cfe2002-11-18 00:14:45 +0000490#ifdef CONFIG_PPC
wdenk47d1a6e2002-11-03 00:01:44 +0000491static void
492do_bootm_linux (cmd_tbl_t *cmdtp, int flag,
493 int argc, char *argv[],
494 ulong addr,
495 ulong *len_ptr,
496 int verify)
497{
498 DECLARE_GLOBAL_DATA_PTR;
499
500 ulong sp;
501 ulong len, checksum;
502 ulong initrd_start, initrd_end;
503 ulong cmd_start, cmd_end;
504 ulong initrd_high;
505 ulong data;
wdenk38b99262003-05-23 23:18:21 +0000506 int initrd_copy_to_ram = 1;
wdenk47d1a6e2002-11-03 00:01:44 +0000507 char *cmdline;
508 char *s;
509 bd_t *kbd;
510 void (*kernel)(bd_t *, ulong, ulong, ulong, ulong);
511 image_header_t *hdr = &header;
512
513 if ((s = getenv ("initrd_high")) != NULL) {
514 /* a value of "no" or a similar string will act like 0,
515 * turning the "load high" feature off. This is intentional.
516 */
517 initrd_high = simple_strtoul(s, NULL, 16);
wdenk38b99262003-05-23 23:18:21 +0000518 if (initrd_high == ~0)
519 initrd_copy_to_ram = 0;
wdenk228f29a2002-12-08 09:53:23 +0000520 } else { /* not set, no restrictions to load high */
wdenk47d1a6e2002-11-03 00:01:44 +0000521 initrd_high = ~0;
522 }
523
wdenk56f94be2002-11-05 16:35:14 +0000524#ifdef CONFIG_LOGBUFFER
wdenk6aff3112002-12-17 01:51:00 +0000525 kbd=gd->bd;
wdenk228f29a2002-12-08 09:53:23 +0000526 /* Prevent initrd from overwriting logbuffer */
527 if (initrd_high < (kbd->bi_memsize-LOGBUFF_LEN-LOGBUFF_OVERHEAD))
528 initrd_high = kbd->bi_memsize-LOGBUFF_LEN-LOGBUFF_OVERHEAD;
529 debug ("## Logbuffer at 0x%08lX ", kbd->bi_memsize-LOGBUFF_LEN);
wdenk56f94be2002-11-05 16:35:14 +0000530#endif
531
wdenk47d1a6e2002-11-03 00:01:44 +0000532 /*
533 * Booting a (Linux) kernel image
534 *
535 * Allocate space for command line and board info - the
536 * address should be as high as possible within the reach of
537 * the kernel (see CFG_BOOTMAPSZ settings), but in unused
538 * memory, which means far enough below the current stack
539 * pointer.
540 */
541
542 asm( "mr %0,1": "=r"(sp) : );
543
wdenk56f94be2002-11-05 16:35:14 +0000544 debug ("## Current stack ends at 0x%08lX ", sp);
545
wdenk47d1a6e2002-11-03 00:01:44 +0000546 sp -= 2048; /* just to be sure */
547 if (sp > CFG_BOOTMAPSZ)
548 sp = CFG_BOOTMAPSZ;
549 sp &= ~0xF;
550
wdenk56f94be2002-11-05 16:35:14 +0000551 debug ("=> set upper limit to 0x%08lX\n", sp);
552
wdenk47d1a6e2002-11-03 00:01:44 +0000553 cmdline = (char *)((sp - CFG_BARGSIZE) & ~0xF);
554 kbd = (bd_t *)(((ulong)cmdline - sizeof(bd_t)) & ~0xF);
555
556 if ((s = getenv("bootargs")) == NULL)
557 s = "";
558
559 strcpy (cmdline, s);
560
561 cmd_start = (ulong)&cmdline[0];
562 cmd_end = cmd_start + strlen(cmdline);
563
564 *kbd = *(gd->bd);
565
566#ifdef DEBUG
567 printf ("## cmdline at 0x%08lX ... 0x%08lX\n", cmd_start, cmd_end);
568
569 do_bdinfo (NULL, 0, 0, NULL);
570#endif
571
572 if ((s = getenv ("clocks_in_mhz")) != NULL) {
573 /* convert all clock information to MHz */
574 kbd->bi_intfreq /= 1000000L;
575 kbd->bi_busfreq /= 1000000L;
wdenk983fda82004-10-28 00:09:35 +0000576#if defined(CONFIG_MPC8220)
577 kbd->bi_inpfreq /= 1000000L;
578 kbd->bi_pcifreq /= 1000000L;
579 kbd->bi_pevfreq /= 1000000L;
580 kbd->bi_flbfreq /= 1000000L;
581 kbd->bi_vcofreq /= 1000000L;
582#endif
wdenk42d1f032003-10-15 23:53:47 +0000583#if defined(CONFIG_8260) || defined(CONFIG_MPC8560)
wdenk47d1a6e2002-11-03 00:01:44 +0000584 kbd->bi_cpmfreq /= 1000000L;
585 kbd->bi_brgfreq /= 1000000L;
586 kbd->bi_sccfreq /= 1000000L;
587 kbd->bi_vco /= 1000000L;
588#endif /* CONFIG_8260 */
wdenkcbd8a352004-02-24 02:00:03 +0000589#if defined(CONFIG_MPC5xxx)
wdenk945af8d2003-07-16 21:53:01 +0000590 kbd->bi_ipbfreq /= 1000000L;
591 kbd->bi_pcifreq /= 1000000L;
wdenkcbd8a352004-02-24 02:00:03 +0000592#endif /* CONFIG_MPC5xxx */
wdenk47d1a6e2002-11-03 00:01:44 +0000593 }
594
595 kernel = (void (*)(bd_t *, ulong, ulong, ulong, ulong))hdr->ih_ep;
596
597 /*
598 * Check if there is an initrd image
599 */
600 if (argc >= 3) {
601 SHOW_BOOT_PROGRESS (9);
602
603 addr = simple_strtoul(argv[2], NULL, 16);
604
605 printf ("## Loading RAMDisk Image at %08lx ...\n", addr);
606
607 /* Copy header so we can blank CRC field for re-calculation */
608 memmove (&header, (char *)addr, sizeof(image_header_t));
609
610 if (hdr->ih_magic != IH_MAGIC) {
wdenk4b9206e2004-03-23 22:14:11 +0000611 puts ("Bad Magic Number\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000612 SHOW_BOOT_PROGRESS (-10);
613 do_reset (cmdtp, flag, argc, argv);
614 }
615
616 data = (ulong)&header;
617 len = sizeof(image_header_t);
618
619 checksum = hdr->ih_hcrc;
620 hdr->ih_hcrc = 0;
621
622 if (crc32 (0, (char *)data, len) != checksum) {
wdenk4b9206e2004-03-23 22:14:11 +0000623 puts ("Bad Header Checksum\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000624 SHOW_BOOT_PROGRESS (-11);
625 do_reset (cmdtp, flag, argc, argv);
626 }
627
628 SHOW_BOOT_PROGRESS (10);
629
630 print_image_hdr (hdr);
631
632 data = addr + sizeof(image_header_t);
633 len = hdr->ih_size;
634
635 if (verify) {
636 ulong csum = 0;
637#if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
638 ulong cdata = data, edata = cdata + len;
639#endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
640
wdenk4b9206e2004-03-23 22:14:11 +0000641 puts (" Verifying Checksum ... ");
wdenk47d1a6e2002-11-03 00:01:44 +0000642
643#if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
644
645 while (cdata < edata) {
646 ulong chunk = edata - cdata;
647
648 if (chunk > CHUNKSZ)
649 chunk = CHUNKSZ;
650 csum = crc32 (csum, (char *)cdata, chunk);
651 cdata += chunk;
652
653 WATCHDOG_RESET();
654 }
655#else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
656 csum = crc32 (0, (char *)data, len);
657#endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
658
659 if (csum != hdr->ih_dcrc) {
wdenk4b9206e2004-03-23 22:14:11 +0000660 puts ("Bad Data CRC\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000661 SHOW_BOOT_PROGRESS (-12);
662 do_reset (cmdtp, flag, argc, argv);
663 }
wdenk4b9206e2004-03-23 22:14:11 +0000664 puts ("OK\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000665 }
666
667 SHOW_BOOT_PROGRESS (11);
668
669 if ((hdr->ih_os != IH_OS_LINUX) ||
670 (hdr->ih_arch != IH_CPU_PPC) ||
671 (hdr->ih_type != IH_TYPE_RAMDISK) ) {
wdenk4b9206e2004-03-23 22:14:11 +0000672 puts ("No Linux PPC Ramdisk Image\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000673 SHOW_BOOT_PROGRESS (-13);
674 do_reset (cmdtp, flag, argc, argv);
675 }
676
677 /*
678 * Now check if we have a multifile image
679 */
680 } else if ((hdr->ih_type==IH_TYPE_MULTI) && (len_ptr[1])) {
681 u_long tail = ntohl(len_ptr[0]) % 4;
682 int i;
683
684 SHOW_BOOT_PROGRESS (13);
685
686 /* skip kernel length and terminator */
687 data = (ulong)(&len_ptr[2]);
688 /* skip any additional image length fields */
689 for (i=1; len_ptr[i]; ++i)
690 data += 4;
691 /* add kernel length, and align */
692 data += ntohl(len_ptr[0]);
693 if (tail) {
694 data += 4 - tail;
695 }
696
697 len = ntohl(len_ptr[1]);
698
699 } else {
700 /*
701 * no initrd image
702 */
703 SHOW_BOOT_PROGRESS (14);
704
705 len = data = 0;
706 }
707
wdenk47d1a6e2002-11-03 00:01:44 +0000708 if (!data) {
wdenk56f94be2002-11-05 16:35:14 +0000709 debug ("No initrd\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000710 }
wdenk47d1a6e2002-11-03 00:01:44 +0000711
712 if (data) {
wdenk38b99262003-05-23 23:18:21 +0000713 if (!initrd_copy_to_ram) { /* zero-copy ramdisk support */
714 initrd_start = data;
715 initrd_end = initrd_start + len;
716 } else {
wdenk47d1a6e2002-11-03 00:01:44 +0000717 initrd_start = (ulong)kbd - len;
718 initrd_start &= ~(4096 - 1); /* align on page */
719
720 if (initrd_high) {
721 ulong nsp;
722
723 /*
724 * the inital ramdisk does not need to be within
725 * CFG_BOOTMAPSZ as it is not accessed until after
726 * the mm system is initialised.
727 *
728 * do the stack bottom calculation again and see if
729 * the initrd will fit just below the monitor stack
730 * bottom without overwriting the area allocated
731 * above for command line args and board info.
732 */
733 asm( "mr %0,1": "=r"(nsp) : );
734 nsp -= 2048; /* just to be sure */
735 nsp &= ~0xF;
736 if (nsp > initrd_high) /* limit as specified */
737 nsp = initrd_high;
738 nsp -= len;
739 nsp &= ~(4096 - 1); /* align on page */
740 if (nsp >= sp)
741 initrd_start = nsp;
742 }
743
744 SHOW_BOOT_PROGRESS (12);
wdenk56f94be2002-11-05 16:35:14 +0000745
746 debug ("## initrd at 0x%08lX ... 0x%08lX (len=%ld=0x%lX)\n",
wdenk47d1a6e2002-11-03 00:01:44 +0000747 data, data + len - 1, len, len);
wdenk56f94be2002-11-05 16:35:14 +0000748
wdenk47d1a6e2002-11-03 00:01:44 +0000749 initrd_end = initrd_start + len;
750 printf (" Loading Ramdisk to %08lx, end %08lx ... ",
751 initrd_start, initrd_end);
752#if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
753 {
754 size_t l = len;
755 void *to = (void *)initrd_start;
756 void *from = (void *)data;
757
758 while (l > 0) {
759 size_t tail = (l > CHUNKSZ) ? CHUNKSZ : l;
760 WATCHDOG_RESET();
761 memmove (to, from, tail);
762 to += tail;
763 from += tail;
764 l -= tail;
765 }
766 }
767#else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
768 memmove ((void *)initrd_start, (void *)data, len);
769#endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
wdenk4b9206e2004-03-23 22:14:11 +0000770 puts ("OK\n");
wdenk38b99262003-05-23 23:18:21 +0000771 }
wdenk47d1a6e2002-11-03 00:01:44 +0000772 } else {
773 initrd_start = 0;
774 initrd_end = 0;
775 }
776
wdenk56f94be2002-11-05 16:35:14 +0000777
778 debug ("## Transferring control to Linux (at address %08lx) ...\n",
wdenk47d1a6e2002-11-03 00:01:44 +0000779 (ulong)kernel);
wdenk56f94be2002-11-05 16:35:14 +0000780
wdenk47d1a6e2002-11-03 00:01:44 +0000781 SHOW_BOOT_PROGRESS (15);
782
wdenk42d1f032003-10-15 23:53:47 +0000783#if defined(CFG_INIT_RAM_LOCK) && !defined(CONFIG_E500)
wdenk47d1a6e2002-11-03 00:01:44 +0000784 unlock_ram_in_cache();
785#endif
786 /*
787 * Linux Kernel Parameters:
788 * r3: ptr to board info data
789 * r4: initrd_start or 0 if no initrd
790 * r5: initrd_end - unused if r4 is 0
791 * r6: Start of command line string
792 * r7: End of command line string
793 */
794 (*kernel) (kbd, initrd_start, initrd_end, cmd_start, cmd_end);
795}
wdenk1cb8e982003-03-06 21:55:29 +0000796#endif /* CONFIG_PPC */
wdenk47d1a6e2002-11-03 00:01:44 +0000797
798static void
799do_bootm_netbsd (cmd_tbl_t *cmdtp, int flag,
800 int argc, char *argv[],
801 ulong addr,
802 ulong *len_ptr,
803 int verify)
804{
805 DECLARE_GLOBAL_DATA_PTR;
806
807 image_header_t *hdr = &header;
808
809 void (*loader)(bd_t *, image_header_t *, char *, char *);
810 image_header_t *img_addr;
811 char *consdev;
812 char *cmdline;
813
814
815 /*
816 * Booting a (NetBSD) kernel image
817 *
818 * This process is pretty similar to a standalone application:
819 * The (first part of an multi-) image must be a stage-2 loader,
820 * which in turn is responsible for loading & invoking the actual
821 * kernel. The only differences are the parameters being passed:
822 * besides the board info strucure, the loader expects a command
823 * line, the name of the console device, and (optionally) the
824 * address of the original image header.
825 */
826
827 img_addr = 0;
828 if ((hdr->ih_type==IH_TYPE_MULTI) && (len_ptr[1]))
829 img_addr = (image_header_t *) addr;
830
831
832 consdev = "";
833#if defined (CONFIG_8xx_CONS_SMC1)
834 consdev = "smc1";
835#elif defined (CONFIG_8xx_CONS_SMC2)
836 consdev = "smc2";
837#elif defined (CONFIG_8xx_CONS_SCC2)
838 consdev = "scc2";
839#elif defined (CONFIG_8xx_CONS_SCC3)
840 consdev = "scc3";
841#endif
842
843 if (argc > 2) {
844 ulong len;
845 int i;
846
847 for (i=2, len=0 ; i<argc ; i+=1)
848 len += strlen (argv[i]) + 1;
849 cmdline = malloc (len);
850
851 for (i=2, len=0 ; i<argc ; i+=1) {
852 if (i > 2)
853 cmdline[len++] = ' ';
854 strcpy (&cmdline[len], argv[i]);
855 len += strlen (argv[i]);
856 }
857 } else if ((cmdline = getenv("bootargs")) == NULL) {
858 cmdline = "";
859 }
860
861 loader = (void (*)(bd_t *, image_header_t *, char *, char *)) hdr->ih_ep;
862
863 printf ("## Transferring control to NetBSD stage-2 loader (at address %08lx) ...\n",
864 (ulong)loader);
865
866 SHOW_BOOT_PROGRESS (15);
867
868 /*
869 * NetBSD Stage-2 Loader Parameters:
870 * r3: ptr to board info data
871 * r4: image address
872 * r5: console device
873 * r6: boot args string
874 */
875 (*loader) (gd->bd, img_addr, consdev, cmdline);
876}
877
wdenk7f70e852003-05-20 14:25:27 +0000878#if defined(CONFIG_ARTOS) && defined(CONFIG_PPC)
879
880/* Function that returns a character from the environment */
881extern uchar (*env_get_char)(int);
882
883static void
884do_bootm_artos (cmd_tbl_t *cmdtp, int flag,
885 int argc, char *argv[],
886 ulong addr,
887 ulong *len_ptr,
888 int verify)
889{
890 DECLARE_GLOBAL_DATA_PTR;
891 ulong top;
892 char *s, *cmdline;
893 char **fwenv, **ss;
894 int i, j, nxt, len, envno, envsz;
895 bd_t *kbd;
896 void (*entry)(bd_t *bd, char *cmdline, char **fwenv, ulong top);
897 image_header_t *hdr = &header;
898
899 /*
900 * Booting an ARTOS kernel image + application
901 */
902
903 /* this used to be the top of memory, but was wrong... */
904#ifdef CONFIG_PPC
905 /* get stack pointer */
906 asm volatile ("mr %0,1" : "=r"(top) );
907#endif
908 debug ("## Current stack ends at 0x%08lX ", top);
909
910 top -= 2048; /* just to be sure */
911 if (top > CFG_BOOTMAPSZ)
912 top = CFG_BOOTMAPSZ;
913 top &= ~0xF;
914
915 debug ("=> set upper limit to 0x%08lX\n", top);
916
917 /* first check the artos specific boot args, then the linux args*/
918 if ((s = getenv("abootargs")) == NULL && (s = getenv("bootargs")) == NULL)
919 s = "";
920
921 /* get length of cmdline, and place it */
922 len = strlen(s);
923 top = (top - (len + 1)) & ~0xF;
924 cmdline = (char *)top;
925 debug ("## cmdline at 0x%08lX ", top);
926 strcpy(cmdline, s);
927
928 /* copy bdinfo */
929 top = (top - sizeof(bd_t)) & ~0xF;
930 debug ("## bd at 0x%08lX ", top);
931 kbd = (bd_t *)top;
932 memcpy(kbd, gd->bd, sizeof(bd_t));
933
934 /* first find number of env entries, and their size */
935 envno = 0;
936 envsz = 0;
937 for (i = 0; env_get_char(i) != '\0'; i = nxt + 1) {
938 for (nxt = i; env_get_char(nxt) != '\0'; ++nxt)
939 ;
940 envno++;
941 envsz += (nxt - i) + 1; /* plus trailing zero */
942 }
943 envno++; /* plus the terminating zero */
944 debug ("## %u envvars total size %u ", envno, envsz);
945
946 top = (top - sizeof(char **)*envno) & ~0xF;
947 fwenv = (char **)top;
948 debug ("## fwenv at 0x%08lX ", top);
949
950 top = (top - envsz) & ~0xF;
951 s = (char *)top;
952 ss = fwenv;
953
954 /* now copy them */
955 for (i = 0; env_get_char(i) != '\0'; i = nxt + 1) {
956 for (nxt = i; env_get_char(nxt) != '\0'; ++nxt)
957 ;
958 *ss++ = s;
959 for (j = i; j < nxt; ++j)
960 *s++ = env_get_char(j);
961 *s++ = '\0';
962 }
963 *ss++ = NULL; /* terminate */
964
965 entry = (void (*)(bd_t *, char *, char **, ulong))ntohl(hdr->ih_ep);
966 (*entry)(kbd, cmdline, fwenv, top);
967}
968#endif
969
970
wdenk47d1a6e2002-11-03 00:01:44 +0000971#if (CONFIG_COMMANDS & CFG_CMD_BOOTD)
972int do_bootd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
973{
974 int rcode = 0;
975#ifndef CFG_HUSH_PARSER
976 if (run_command (getenv ("bootcmd"), flag) < 0) rcode = 1;
977#else
978 if (parse_string_outer(getenv("bootcmd"),
979 FLAG_PARSE_SEMICOLON | FLAG_EXIT_FROM_LOOP) != 0 ) rcode = 1;
980#endif
981 return rcode;
982}
wdenk8bde7f72003-06-27 21:31:46 +0000983
wdenk0d498392003-07-01 21:06:45 +0000984U_BOOT_CMD(
985 boot, 1, 1, do_bootd,
wdenk9d2b18a2003-06-28 23:11:04 +0000986 "boot - boot default, i.e., run 'bootcmd'\n",
987 NULL
988);
989
990/* keep old command name "bootd" for backward compatibility */
wdenk0d498392003-07-01 21:06:45 +0000991U_BOOT_CMD(
992 bootd, 1, 1, do_bootd,
wdenk8bde7f72003-06-27 21:31:46 +0000993 "bootd - boot default, i.e., run 'bootcmd'\n",
994 NULL
995);
996
wdenk47d1a6e2002-11-03 00:01:44 +0000997#endif
998
999#if (CONFIG_COMMANDS & CFG_CMD_IMI)
1000int do_iminfo ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
1001{
1002 int arg;
1003 ulong addr;
1004 int rcode=0;
1005
1006 if (argc < 2) {
1007 return image_info (load_addr);
1008 }
1009
1010 for (arg=1; arg <argc; ++arg) {
1011 addr = simple_strtoul(argv[arg], NULL, 16);
1012 if (image_info (addr) != 0) rcode = 1;
1013 }
1014 return rcode;
1015}
1016
1017static int image_info (ulong addr)
1018{
1019 ulong data, len, checksum;
1020 image_header_t *hdr = &header;
1021
1022 printf ("\n## Checking Image at %08lx ...\n", addr);
1023
1024 /* Copy header so we can blank CRC field for re-calculation */
1025 memmove (&header, (char *)addr, sizeof(image_header_t));
1026
1027 if (ntohl(hdr->ih_magic) != IH_MAGIC) {
wdenk4b9206e2004-03-23 22:14:11 +00001028 puts (" Bad Magic Number\n");
wdenk47d1a6e2002-11-03 00:01:44 +00001029 return 1;
1030 }
1031
1032 data = (ulong)&header;
1033 len = sizeof(image_header_t);
1034
1035 checksum = ntohl(hdr->ih_hcrc);
1036 hdr->ih_hcrc = 0;
1037
1038 if (crc32 (0, (char *)data, len) != checksum) {
wdenk4b9206e2004-03-23 22:14:11 +00001039 puts (" Bad Header Checksum\n");
wdenk47d1a6e2002-11-03 00:01:44 +00001040 return 1;
1041 }
1042
1043 /* for multi-file images we need the data part, too */
1044 print_image_hdr ((image_header_t *)addr);
1045
1046 data = addr + sizeof(image_header_t);
1047 len = ntohl(hdr->ih_size);
1048
wdenk4b9206e2004-03-23 22:14:11 +00001049 puts (" Verifying Checksum ... ");
wdenk47d1a6e2002-11-03 00:01:44 +00001050 if (crc32 (0, (char *)data, len) != ntohl(hdr->ih_dcrc)) {
wdenk4b9206e2004-03-23 22:14:11 +00001051 puts (" Bad Data CRC\n");
wdenk47d1a6e2002-11-03 00:01:44 +00001052 return 1;
1053 }
wdenk4b9206e2004-03-23 22:14:11 +00001054 puts ("OK\n");
wdenk47d1a6e2002-11-03 00:01:44 +00001055 return 0;
1056}
wdenk0d498392003-07-01 21:06:45 +00001057
1058U_BOOT_CMD(
1059 iminfo, CFG_MAXARGS, 1, do_iminfo,
wdenk8bde7f72003-06-27 21:31:46 +00001060 "iminfo - print header information for application image\n",
1061 "addr [addr ...]\n"
1062 " - print header information for application image starting at\n"
1063 " address 'addr' in memory; this includes verification of the\n"
1064 " image contents (magic number, header and payload checksums)\n"
1065);
1066
wdenk47d1a6e2002-11-03 00:01:44 +00001067#endif /* CFG_CMD_IMI */
1068
wdenk27b207f2003-07-24 23:38:38 +00001069#if (CONFIG_COMMANDS & CFG_CMD_IMLS)
1070/*-----------------------------------------------------------------------
1071 * List all images found in flash.
1072 */
1073int do_imls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
1074{
1075 flash_info_t *info;
1076 int i, j;
1077 image_header_t *hdr;
wdenk5bb226e2003-11-17 21:14:37 +00001078 ulong data, len, checksum;
wdenk27b207f2003-07-24 23:38:38 +00001079
1080 for (i=0, info=&flash_info[0]; i<CFG_MAX_FLASH_BANKS; ++i, ++info) {
1081 if (info->flash_id == FLASH_UNKNOWN)
1082 goto next_bank;
1083 for (j=0; j<CFG_MAX_FLASH_SECT; ++j) {
1084
1085 if (!(hdr=(image_header_t *)info->start[j]) ||
1086 (ntohl(hdr->ih_magic) != IH_MAGIC))
1087 goto next_sector;
1088
1089 /* Copy header so we can blank CRC field for re-calculation */
1090 memmove (&header, (char *)hdr, sizeof(image_header_t));
1091
1092 checksum = ntohl(header.ih_hcrc);
1093 header.ih_hcrc = 0;
1094
1095 if (crc32 (0, (char *)&header, sizeof(image_header_t))
1096 != checksum)
1097 goto next_sector;
1098
1099 printf ("Image at %08lX:\n", (ulong)hdr);
1100 print_image_hdr( hdr );
wdenk5bb226e2003-11-17 21:14:37 +00001101
1102 data = (ulong)hdr + sizeof(image_header_t);
1103 len = ntohl(hdr->ih_size);
1104
wdenk4b9206e2004-03-23 22:14:11 +00001105 puts (" Verifying Checksum ... ");
wdenk5bb226e2003-11-17 21:14:37 +00001106 if (crc32 (0, (char *)data, len) != ntohl(hdr->ih_dcrc)) {
wdenk4b9206e2004-03-23 22:14:11 +00001107 puts (" Bad Data CRC\n");
wdenk5bb226e2003-11-17 21:14:37 +00001108 }
wdenk4b9206e2004-03-23 22:14:11 +00001109 puts ("OK\n");
wdenkbdccc4f2003-08-05 17:43:17 +00001110next_sector: ;
wdenk27b207f2003-07-24 23:38:38 +00001111 }
wdenkbdccc4f2003-08-05 17:43:17 +00001112next_bank: ;
wdenk27b207f2003-07-24 23:38:38 +00001113 }
1114
1115 return (0);
1116}
1117
1118U_BOOT_CMD(
1119 imls, 1, 1, do_imls,
1120 "imls - list all images found in flash\n",
1121 "\n"
1122 " - Prints information about all images found at sector\n"
1123 " boundaries in flash.\n"
1124);
1125#endif /* CFG_CMD_IMLS */
1126
wdenk47d1a6e2002-11-03 00:01:44 +00001127void
1128print_image_hdr (image_header_t *hdr)
1129{
1130#if (CONFIG_COMMANDS & CFG_CMD_DATE) || defined(CONFIG_TIMESTAMP)
1131 time_t timestamp = (time_t)ntohl(hdr->ih_time);
1132 struct rtc_time tm;
1133#endif
1134
1135 printf (" Image Name: %.*s\n", IH_NMLEN, hdr->ih_name);
1136#if (CONFIG_COMMANDS & CFG_CMD_DATE) || defined(CONFIG_TIMESTAMP)
1137 to_tm (timestamp, &tm);
1138 printf (" Created: %4d-%02d-%02d %2d:%02d:%02d UTC\n",
1139 tm.tm_year, tm.tm_mon, tm.tm_mday,
1140 tm.tm_hour, tm.tm_min, tm.tm_sec);
1141#endif /* CFG_CMD_DATE, CONFIG_TIMESTAMP */
wdenk4b9206e2004-03-23 22:14:11 +00001142 puts (" Image Type: "); print_type(hdr);
1143 printf ("\n Data Size: %d Bytes = ", ntohl(hdr->ih_size));
wdenk47d1a6e2002-11-03 00:01:44 +00001144 print_size (ntohl(hdr->ih_size), "\n");
wdenk4b9206e2004-03-23 22:14:11 +00001145 printf (" Load Address: %08x\n"
1146 " Entry Point: %08x\n",
1147 ntohl(hdr->ih_load), ntohl(hdr->ih_ep));
wdenk47d1a6e2002-11-03 00:01:44 +00001148
1149 if (hdr->ih_type == IH_TYPE_MULTI) {
1150 int i;
1151 ulong len;
1152 ulong *len_ptr = (ulong *)((ulong)hdr + sizeof(image_header_t));
1153
wdenk4b9206e2004-03-23 22:14:11 +00001154 puts (" Contents:\n");
wdenk47d1a6e2002-11-03 00:01:44 +00001155 for (i=0; (len = ntohl(*len_ptr)); ++i, ++len_ptr) {
1156 printf (" Image %d: %8ld Bytes = ", i, len);
1157 print_size (len, "\n");
1158 }
1159 }
1160}
1161
1162
1163static void
1164print_type (image_header_t *hdr)
1165{
1166 char *os, *arch, *type, *comp;
1167
1168 switch (hdr->ih_os) {
1169 case IH_OS_INVALID: os = "Invalid OS"; break;
1170 case IH_OS_NETBSD: os = "NetBSD"; break;
1171 case IH_OS_LINUX: os = "Linux"; break;
1172 case IH_OS_VXWORKS: os = "VxWorks"; break;
1173 case IH_OS_QNX: os = "QNX"; break;
1174 case IH_OS_U_BOOT: os = "U-Boot"; break;
wdenkd791b1d2003-04-20 14:04:18 +00001175 case IH_OS_RTEMS: os = "RTEMS"; break;
wdenk7f70e852003-05-20 14:25:27 +00001176#ifdef CONFIG_ARTOS
1177 case IH_OS_ARTOS: os = "ARTOS"; break;
1178#endif
wdenk1f4bb372003-07-27 00:21:01 +00001179#ifdef CONFIG_LYNXKDI
1180 case IH_OS_LYNXOS: os = "LynxOS"; break;
1181#endif
wdenk47d1a6e2002-11-03 00:01:44 +00001182 default: os = "Unknown OS"; break;
1183 }
1184
1185 switch (hdr->ih_arch) {
1186 case IH_CPU_INVALID: arch = "Invalid CPU"; break;
1187 case IH_CPU_ALPHA: arch = "Alpha"; break;
1188 case IH_CPU_ARM: arch = "ARM"; break;
1189 case IH_CPU_I386: arch = "Intel x86"; break;
1190 case IH_CPU_IA64: arch = "IA64"; break;
1191 case IH_CPU_MIPS: arch = "MIPS"; break;
1192 case IH_CPU_MIPS64: arch = "MIPS 64 Bit"; break;
1193 case IH_CPU_PPC: arch = "PowerPC"; break;
1194 case IH_CPU_S390: arch = "IBM S390"; break;
1195 case IH_CPU_SH: arch = "SuperH"; break;
1196 case IH_CPU_SPARC: arch = "SPARC"; break;
1197 case IH_CPU_SPARC64: arch = "SPARC 64 Bit"; break;
wdenk8564acf2003-07-14 22:13:32 +00001198 case IH_CPU_M68K: arch = "M68K"; break;
wdenk507bbe32004-04-18 21:13:41 +00001199 case IH_CPU_MICROBLAZE: arch = "Microblaze"; break;
wdenk47d1a6e2002-11-03 00:01:44 +00001200 default: arch = "Unknown Architecture"; break;
1201 }
1202
1203 switch (hdr->ih_type) {
1204 case IH_TYPE_INVALID: type = "Invalid Image"; break;
1205 case IH_TYPE_STANDALONE:type = "Standalone Program"; break;
1206 case IH_TYPE_KERNEL: type = "Kernel Image"; break;
1207 case IH_TYPE_RAMDISK: type = "RAMDisk Image"; break;
1208 case IH_TYPE_MULTI: type = "Multi-File Image"; break;
1209 case IH_TYPE_FIRMWARE: type = "Firmware"; break;
1210 case IH_TYPE_SCRIPT: type = "Script"; break;
1211 default: type = "Unknown Image"; break;
1212 }
1213
1214 switch (hdr->ih_comp) {
1215 case IH_COMP_NONE: comp = "uncompressed"; break;
1216 case IH_COMP_GZIP: comp = "gzip compressed"; break;
1217 case IH_COMP_BZIP2: comp = "bzip2 compressed"; break;
1218 default: comp = "unknown compression"; break;
1219 }
1220
1221 printf ("%s %s %s (%s)", arch, os, type, comp);
1222}
1223
1224#define ZALLOC_ALIGNMENT 16
1225
1226static void *zalloc(void *x, unsigned items, unsigned size)
1227{
1228 void *p;
1229
1230 size *= items;
1231 size = (size + ZALLOC_ALIGNMENT - 1) & ~(ZALLOC_ALIGNMENT - 1);
1232
1233 p = malloc (size);
1234
1235 return (p);
1236}
1237
1238static void zfree(void *x, void *addr, unsigned nb)
1239{
1240 free (addr);
1241}
1242
1243#define HEAD_CRC 2
1244#define EXTRA_FIELD 4
1245#define ORIG_NAME 8
1246#define COMMENT 0x10
1247#define RESERVED 0xe0
1248
1249#define DEFLATED 8
1250
wdenkeedcd072004-09-08 22:03:11 +00001251int gunzip(void *dst, int dstlen, unsigned char *src, unsigned long *lenp)
wdenk47d1a6e2002-11-03 00:01:44 +00001252{
1253 z_stream s;
1254 int r, i, flags;
1255
1256 /* skip header */
1257 i = 10;
1258 flags = src[3];
1259 if (src[2] != DEFLATED || (flags & RESERVED) != 0) {
wdenk4b9206e2004-03-23 22:14:11 +00001260 puts ("Error: Bad gzipped data\n");
wdenk47d1a6e2002-11-03 00:01:44 +00001261 return (-1);
1262 }
1263 if ((flags & EXTRA_FIELD) != 0)
1264 i = 12 + src[10] + (src[11] << 8);
1265 if ((flags & ORIG_NAME) != 0)
1266 while (src[i++] != 0)
1267 ;
1268 if ((flags & COMMENT) != 0)
1269 while (src[i++] != 0)
1270 ;
1271 if ((flags & HEAD_CRC) != 0)
1272 i += 2;
1273 if (i >= *lenp) {
wdenk4b9206e2004-03-23 22:14:11 +00001274 puts ("Error: gunzip out of data in header\n");
wdenk47d1a6e2002-11-03 00:01:44 +00001275 return (-1);
1276 }
1277
1278 s.zalloc = zalloc;
1279 s.zfree = zfree;
1280#if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
1281 s.outcb = (cb_func)WATCHDOG_RESET;
1282#else
1283 s.outcb = Z_NULL;
1284#endif /* CONFIG_HW_WATCHDOG */
1285
1286 r = inflateInit2(&s, -MAX_WBITS);
1287 if (r != Z_OK) {
1288 printf ("Error: inflateInit2() returned %d\n", r);
1289 return (-1);
1290 }
1291 s.next_in = src + i;
1292 s.avail_in = *lenp - i;
1293 s.next_out = dst;
1294 s.avail_out = dstlen;
1295 r = inflate(&s, Z_FINISH);
1296 if (r != Z_OK && r != Z_STREAM_END) {
1297 printf ("Error: inflate() returned %d\n", r);
1298 return (-1);
1299 }
1300 *lenp = s.next_out - (unsigned char *) dst;
1301 inflateEnd(&s);
1302
1303 return (0);
1304}
1305
wdenkc29fdfc2003-08-29 20:57:53 +00001306#ifdef CONFIG_BZIP2
1307void bz_internal_error(int errcode)
1308{
1309 printf ("BZIP2 internal error %d\n", errcode);
1310}
1311#endif /* CONFIG_BZIP2 */
1312
wdenkd791b1d2003-04-20 14:04:18 +00001313static void
1314do_bootm_rtems (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
1315 ulong addr, ulong *len_ptr, int verify)
1316{
1317 DECLARE_GLOBAL_DATA_PTR;
1318 image_header_t *hdr = &header;
1319 void (*entry_point)(bd_t *);
1320
1321 entry_point = (void (*)(bd_t *)) hdr->ih_ep;
1322
1323 printf ("## Transferring control to RTEMS (at address %08lx) ...\n",
1324 (ulong)entry_point);
1325
1326 SHOW_BOOT_PROGRESS (15);
1327
1328 /*
1329 * RTEMS Parameters:
1330 * r3: ptr to board info data
1331 */
1332
1333 (*entry_point ) ( gd->bd );
1334}
1335
wdenk47d1a6e2002-11-03 00:01:44 +00001336#if (CONFIG_COMMANDS & CFG_CMD_ELF)
1337static void
1338do_bootm_vxworks (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
1339 ulong addr, ulong *len_ptr, int verify)
1340{
1341 image_header_t *hdr = &header;
1342 char str[80];
1343
1344 sprintf(str, "%x", hdr->ih_ep); /* write entry-point into string */
1345 setenv("loadaddr", str);
1346 do_bootvx(cmdtp, 0, 0, NULL);
1347}
1348
1349static void
1350do_bootm_qnxelf (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
1351 ulong addr, ulong *len_ptr, int verify)
1352{
1353 image_header_t *hdr = &header;
1354 char *local_args[2];
1355 char str[16];
1356
1357 sprintf(str, "%x", hdr->ih_ep); /* write entry-point into string */
1358 local_args[0] = argv[0];
1359 local_args[1] = str; /* and provide it via the arguments */
1360 do_bootelf(cmdtp, 0, 2, local_args);
1361}
1362#endif /* CFG_CMD_ELF */
wdenk1f4bb372003-07-27 00:21:01 +00001363
1364#ifdef CONFIG_LYNXKDI
1365static void
1366do_bootm_lynxkdi (cmd_tbl_t *cmdtp, int flag,
1367 int argc, char *argv[],
1368 ulong addr,
1369 ulong *len_ptr,
1370 int verify)
1371{
1372 lynxkdi_boot( &header );
1373}
1374
1375#endif /* CONFIG_LYNXKDI */