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wdenk47d1a6e2002-11-03 00:01:44 +00001/*
Stefan Roese15940c92006-03-13 11:16:36 +01002 * (C) Copyright 2000-2006
wdenk47d1a6e2002-11-03 00:01:44 +00003 * 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
Wolfgang Denkf57f70a2005-10-13 01:45:54 +020037#ifdef CONFIG_OF_FLAT_TREE
38#include <ft_build.h>
39#endif
40
Wolfgang Denkd87080b2006-03-31 18:32:53 +020041DECLARE_GLOBAL_DATA_PTR;
42
wdenk8bde7f72003-06-27 21:31:46 +000043 /*cmd_boot.c*/
44 extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
45
wdenk47d1a6e2002-11-03 00:01:44 +000046#if (CONFIG_COMMANDS & CFG_CMD_DATE) || defined(CONFIG_TIMESTAMP)
47#include <rtc.h>
48#endif
49
50#ifdef CFG_HUSH_PARSER
51#include <hush.h>
52#endif
53
54#ifdef CONFIG_SHOW_BOOT_PROGRESS
55# include <status_led.h>
56# define SHOW_BOOT_PROGRESS(arg) show_boot_progress(arg)
57#else
58# define SHOW_BOOT_PROGRESS(arg)
59#endif
60
61#ifdef CFG_INIT_RAM_LOCK
62#include <asm/cache.h>
63#endif
64
wdenk228f29a2002-12-08 09:53:23 +000065#ifdef CONFIG_LOGBUFFER
66#include <logbuff.h>
67#endif
68
wdenk2abbe072003-06-16 23:50:08 +000069#ifdef CONFIG_HAS_DATAFLASH
70#include <dataflash.h>
71#endif
72
wdenk47d1a6e2002-11-03 00:01:44 +000073/*
74 * Some systems (for example LWMON) have very short watchdog periods;
75 * we must make sure to split long operations like memmove() or
76 * crc32() into reasonable chunks.
77 */
78#if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
79# define CHUNKSZ (64 * 1024)
80#endif
81
wdenkeedcd072004-09-08 22:03:11 +000082int gunzip (void *, int, unsigned char *, unsigned long *);
wdenk47d1a6e2002-11-03 00:01:44 +000083
84static void *zalloc(void *, unsigned, unsigned);
85static void zfree(void *, void *, unsigned);
86
87#if (CONFIG_COMMANDS & CFG_CMD_IMI)
88static int image_info (unsigned long addr);
89#endif
wdenk27b207f2003-07-24 23:38:38 +000090
91#if (CONFIG_COMMANDS & CFG_CMD_IMLS)
92#include <flash.h>
Marian Balakowicze6f2e902005-10-11 19:09:42 +020093extern flash_info_t flash_info[]; /* info for FLASH chips */
wdenk27b207f2003-07-24 23:38:38 +000094static int do_imls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
95#endif
96
wdenk47d1a6e2002-11-03 00:01:44 +000097static void print_type (image_header_t *hdr);
98
wdenk2262cfe2002-11-18 00:14:45 +000099#ifdef __I386__
100image_header_t *fake_header(image_header_t *hdr, void *ptr, int size);
101#endif
102
wdenk47d1a6e2002-11-03 00:01:44 +0000103/*
104 * Continue booting an OS image; caller already has:
105 * - copied image header to global variable `header'
106 * - checked header magic number, checksums (both header & image),
107 * - verified image architecture (PPC) and type (KERNEL or MULTI),
108 * - loaded (first part of) image to header load address,
109 * - disabled interrupts.
110 */
111typedef void boot_os_Fcn (cmd_tbl_t *cmdtp, int flag,
112 int argc, char *argv[],
113 ulong addr, /* of image to boot */
114 ulong *len_ptr, /* multi-file image length table */
115 int verify); /* getenv("verify")[0] != 'n' */
116
wdenk8bde7f72003-06-27 21:31:46 +0000117#ifdef DEBUG
118extern int do_bdinfo ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
119#endif
120
wdenk2262cfe2002-11-18 00:14:45 +0000121#ifdef CONFIG_PPC
wdenk47d1a6e2002-11-03 00:01:44 +0000122static boot_os_Fcn do_bootm_linux;
123#else
124extern boot_os_Fcn do_bootm_linux;
125#endif
wdenkf72da342003-10-10 10:05:42 +0000126#ifdef CONFIG_SILENT_CONSOLE
127static void fixup_silent_linux (void);
128#endif
wdenk47d1a6e2002-11-03 00:01:44 +0000129static boot_os_Fcn do_bootm_netbsd;
wdenkd791b1d2003-04-20 14:04:18 +0000130static boot_os_Fcn do_bootm_rtems;
wdenk47d1a6e2002-11-03 00:01:44 +0000131#if (CONFIG_COMMANDS & CFG_CMD_ELF)
132static boot_os_Fcn do_bootm_vxworks;
133static boot_os_Fcn do_bootm_qnxelf;
134int do_bootvx ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[] );
135int do_bootelf (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[] );
136#endif /* CFG_CMD_ELF */
wdenk7f70e852003-05-20 14:25:27 +0000137#if defined(CONFIG_ARTOS) && defined(CONFIG_PPC)
138static boot_os_Fcn do_bootm_artos;
139#endif
wdenk1f4bb372003-07-27 00:21:01 +0000140#ifdef CONFIG_LYNXKDI
141static boot_os_Fcn do_bootm_lynxkdi;
142extern void lynxkdi_boot( image_header_t * );
143#endif
wdenk47d1a6e2002-11-03 00:01:44 +0000144
Stefan Roese15940c92006-03-13 11:16:36 +0100145#ifndef CFG_BOOTM_LEN
146#define CFG_BOOTM_LEN 0x800000 /* use 8MByte as default max gunzip size */
147#endif
148
wdenk47d1a6e2002-11-03 00:01:44 +0000149image_header_t header;
150
151ulong load_addr = CFG_LOAD_ADDR; /* Default Load Address */
152
153int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
154{
155 ulong iflag;
156 ulong addr;
157 ulong data, len, checksum;
158 ulong *len_ptr;
Stefan Roese15940c92006-03-13 11:16:36 +0100159 uint unc_len = CFG_BOOTM_LEN;
wdenk47d1a6e2002-11-03 00:01:44 +0000160 int i, verify;
161 char *name, *s;
wdenkb13fb012003-10-30 21:49:38 +0000162 int (*appl)(int, char *[]);
wdenk47d1a6e2002-11-03 00:01:44 +0000163 image_header_t *hdr = &header;
164
165 s = getenv ("verify");
166 verify = (s && (*s == 'n')) ? 0 : 1;
167
168 if (argc < 2) {
169 addr = load_addr;
170 } else {
171 addr = simple_strtoul(argv[1], NULL, 16);
172 }
173
174 SHOW_BOOT_PROGRESS (1);
175 printf ("## Booting image at %08lx ...\n", addr);
176
177 /* Copy header so we can blank CRC field for re-calculation */
wdenk2abbe072003-06-16 23:50:08 +0000178#ifdef CONFIG_HAS_DATAFLASH
179 if (addr_dataflash(addr)){
180 read_dataflash(addr, sizeof(image_header_t), (char *)&header);
181 } else
182#endif
wdenk47d1a6e2002-11-03 00:01:44 +0000183 memmove (&header, (char *)addr, sizeof(image_header_t));
184
185 if (ntohl(hdr->ih_magic) != IH_MAGIC) {
wdenk2262cfe2002-11-18 00:14:45 +0000186#ifdef __I386__ /* correct image format not implemented yet - fake it */
187 if (fake_header(hdr, (void*)addr, -1) != NULL) {
188 /* to compensate for the addition below */
189 addr -= sizeof(image_header_t);
190 /* turnof verify,
191 * fake_header() does not fake the data crc
192 */
193 verify = 0;
194 } else
195#endif /* __I386__ */
196 {
wdenk4b9206e2004-03-23 22:14:11 +0000197 puts ("Bad Magic Number\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000198 SHOW_BOOT_PROGRESS (-1);
199 return 1;
wdenk2262cfe2002-11-18 00:14:45 +0000200 }
wdenk47d1a6e2002-11-03 00:01:44 +0000201 }
202 SHOW_BOOT_PROGRESS (2);
203
204 data = (ulong)&header;
205 len = sizeof(image_header_t);
206
207 checksum = ntohl(hdr->ih_hcrc);
208 hdr->ih_hcrc = 0;
209
Wolfgang Denk77ddac92005-10-13 16:45:02 +0200210 if (crc32 (0, (uchar *)data, len) != checksum) {
wdenk4b9206e2004-03-23 22:14:11 +0000211 puts ("Bad Header Checksum\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000212 SHOW_BOOT_PROGRESS (-2);
213 return 1;
214 }
215 SHOW_BOOT_PROGRESS (3);
216
Wolfgang Denkbccae902005-10-06 01:50:50 +0200217#ifdef CONFIG_HAS_DATAFLASH
218 if (addr_dataflash(addr)){
219 len = ntohl(hdr->ih_size) + sizeof(image_header_t);
220 read_dataflash(addr, len, (char *)CFG_LOAD_ADDR);
221 addr = CFG_LOAD_ADDR;
222 }
223#endif
224
225
wdenk47d1a6e2002-11-03 00:01:44 +0000226 /* for multi-file images we need the data part, too */
wdenka57a4962003-10-26 22:52:58 +0000227 print_image_hdr ((image_header_t *)addr);
wdenk47d1a6e2002-11-03 00:01:44 +0000228
229 data = addr + sizeof(image_header_t);
230 len = ntohl(hdr->ih_size);
231
232 if (verify) {
wdenk4b9206e2004-03-23 22:14:11 +0000233 puts (" Verifying Checksum ... ");
Wolfgang Denk77ddac92005-10-13 16:45:02 +0200234 if (crc32 (0, (uchar *)data, len) != ntohl(hdr->ih_dcrc)) {
wdenk47d1a6e2002-11-03 00:01:44 +0000235 printf ("Bad Data CRC\n");
236 SHOW_BOOT_PROGRESS (-3);
237 return 1;
238 }
wdenk4b9206e2004-03-23 22:14:11 +0000239 puts ("OK\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000240 }
241 SHOW_BOOT_PROGRESS (4);
242
243 len_ptr = (ulong *)data;
244
wdenk2262cfe2002-11-18 00:14:45 +0000245#if defined(__PPC__)
246 if (hdr->ih_arch != IH_CPU_PPC)
247#elif defined(__ARM__)
248 if (hdr->ih_arch != IH_CPU_ARM)
249#elif defined(__I386__)
250 if (hdr->ih_arch != IH_CPU_I386)
wdenk6069ff22003-02-28 00:49:47 +0000251#elif defined(__mips__)
wdenk8bde7f72003-06-27 21:31:46 +0000252 if (hdr->ih_arch != IH_CPU_MIPS)
wdenk4a551702003-10-08 23:26:14 +0000253#elif defined(__nios__)
254 if (hdr->ih_arch != IH_CPU_NIOS)
wdenk4e5ca3e2003-12-08 01:34:36 +0000255#elif defined(__M68K__)
256 if (hdr->ih_arch != IH_CPU_M68K)
wdenk507bbe32004-04-18 21:13:41 +0000257#elif defined(__microblaze__)
258 if (hdr->ih_arch != IH_CPU_MICROBLAZE)
wdenk5c952cf2004-10-10 21:27:30 +0000259#elif defined(__nios2__)
260 if (hdr->ih_arch != IH_CPU_NIOS2)
Wolfgang Denk0afe5192006-03-12 02:10:00 +0100261#elif defined(__blackfin__)
262 if (hdr->ih_arch != IH_CPU_BLACKFIN)
Stefan Roese1a1b7372006-10-09 12:55:38 +0200263#elif defined(__avr32__)
264 if (hdr->ih_arch != IH_CPU_AVR32)
wdenk2262cfe2002-11-18 00:14:45 +0000265#else
266# error Unknown CPU type
267#endif
268 {
269 printf ("Unsupported Architecture 0x%x\n", hdr->ih_arch);
wdenk47d1a6e2002-11-03 00:01:44 +0000270 SHOW_BOOT_PROGRESS (-4);
271 return 1;
272 }
273 SHOW_BOOT_PROGRESS (5);
274
275 switch (hdr->ih_type) {
wdenkb13fb012003-10-30 21:49:38 +0000276 case IH_TYPE_STANDALONE:
277 name = "Standalone Application";
278 /* A second argument overwrites the load address */
279 if (argc > 2) {
wdenkb2532ef2005-06-20 10:17:34 +0000280 hdr->ih_load = htonl(simple_strtoul(argv[2], NULL, 16));
wdenkb13fb012003-10-30 21:49:38 +0000281 }
282 break;
283 case IH_TYPE_KERNEL:
284 name = "Kernel Image";
285 break;
wdenkd4ca31c2004-01-02 14:00:00 +0000286 case IH_TYPE_MULTI:
wdenkb13fb012003-10-30 21:49:38 +0000287 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;
wdenk47d1a6e2002-11-03 00:01:44 +0000294 default: printf ("Wrong Image Type for %s command\n", cmdtp->name);
295 SHOW_BOOT_PROGRESS (-5);
296 return 1;
297 }
298 SHOW_BOOT_PROGRESS (6);
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
wdenkc7de8292002-11-19 11:04:11 +0000308#ifdef CONFIG_AMIGAONEG3SE
309 /*
wdenk8bde7f72003-06-27 21:31:46 +0000310 * We've possible left the caches enabled during
wdenkc7de8292002-11-19 11:04:11 +0000311 * 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
wdenk47d1a6e2002-11-03 00:01:44 +0000319 switch (hdr->ih_comp) {
320 case IH_COMP_NONE:
wdenk2262cfe2002-11-18 00:14:45 +0000321 if(ntohl(hdr->ih_load) == addr) {
wdenk47d1a6e2002-11-03 00:01:44 +0000322 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);
wdenkc29fdfc2003-08-29 20:57:53 +0000346 if (gunzip ((void *)ntohl(hdr->ih_load), unc_len,
wdenkeedcd072004-09-08 22:03:11 +0000347 (uchar *)data, &len) != 0) {
wdenk4b9206e2004-03-23 22:14:11 +0000348 puts ("GUNZIP ERROR - must RESET board to recover\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000349 SHOW_BOOT_PROGRESS (-6);
350 do_reset (cmdtp, flag, argc, argv);
351 }
352 break;
wdenkc29fdfc2003-08-29 20:57:53 +0000353#ifdef CONFIG_BZIP2
354 case IH_COMP_BZIP2:
355 printf (" Uncompressing %s ... ", name);
wdenk5653fc32004-02-08 22:55:38 +0000356 /*
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 */
wdenkc29fdfc2003-08-29 20:57:53 +0000361 i = BZ2_bzBuffToBuffDecompress ((char*)ntohl(hdr->ih_load),
wdenk5653fc32004-02-08 22:55:38 +0000362 &unc_len, (char *)data, len,
363 CFG_MALLOC_LEN < (4096 * 1024), 0);
wdenkc29fdfc2003-08-29 20:57:53 +0000364 if (i != BZ_OK) {
365 printf ("BUNZIP2 ERROR %d - must RESET board to recover\n", i);
366 SHOW_BOOT_PROGRESS (-6);
367 udelay(100000);
368 do_reset (cmdtp, flag, argc, argv);
369 }
370 break;
371#endif /* CONFIG_BZIP2 */
wdenk47d1a6e2002-11-03 00:01:44 +0000372 default:
373 if (iflag)
374 enable_interrupts();
375 printf ("Unimplemented compression type %d\n", hdr->ih_comp);
376 SHOW_BOOT_PROGRESS (-7);
377 return 1;
378 }
wdenk4b9206e2004-03-23 22:14:11 +0000379 puts ("OK\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000380 SHOW_BOOT_PROGRESS (7);
381
382 switch (hdr->ih_type) {
383 case IH_TYPE_STANDALONE:
wdenk47d1a6e2002-11-03 00:01:44 +0000384 if (iflag)
385 enable_interrupts();
386
wdenk4a6fd342003-04-12 23:38:12 +0000387 /* load (and uncompress), but don't start if "autostart"
388 * is set to "no"
389 */
wdenk4a551702003-10-08 23:26:14 +0000390 if (((s = getenv("autostart")) != NULL) && (strcmp(s,"no") == 0)) {
391 char buf[32];
392 sprintf(buf, "%lX", len);
393 setenv("filesize", buf);
wdenk4a6fd342003-04-12 23:38:12 +0000394 return 0;
wdenk4a551702003-10-08 23:26:14 +0000395 }
wdenkb13fb012003-10-30 21:49:38 +0000396 appl = (int (*)(int, char *[]))ntohl(hdr->ih_ep);
397 (*appl)(argc-1, &argv[1]);
wdenk4a6fd342003-04-12 23:38:12 +0000398 return 0;
wdenk47d1a6e2002-11-03 00:01:44 +0000399 case IH_TYPE_KERNEL:
400 case IH_TYPE_MULTI:
401 /* handled below */
402 break;
403 default:
404 if (iflag)
405 enable_interrupts();
406 printf ("Can't boot image type %d\n", hdr->ih_type);
407 SHOW_BOOT_PROGRESS (-8);
408 return 1;
409 }
410 SHOW_BOOT_PROGRESS (8);
411
412 switch (hdr->ih_os) {
413 default: /* handled by (original) Linux case */
414 case IH_OS_LINUX:
wdenkf72da342003-10-10 10:05:42 +0000415#ifdef CONFIG_SILENT_CONSOLE
416 fixup_silent_linux();
417#endif
wdenk47d1a6e2002-11-03 00:01:44 +0000418 do_bootm_linux (cmdtp, flag, argc, argv,
419 addr, len_ptr, verify);
420 break;
421 case IH_OS_NETBSD:
422 do_bootm_netbsd (cmdtp, flag, argc, argv,
423 addr, len_ptr, verify);
424 break;
wdenk8bde7f72003-06-27 21:31:46 +0000425
wdenk1f4bb372003-07-27 00:21:01 +0000426#ifdef CONFIG_LYNXKDI
427 case IH_OS_LYNXOS:
428 do_bootm_lynxkdi (cmdtp, flag, argc, argv,
429 addr, len_ptr, verify);
430 break;
431#endif
432
wdenkd791b1d2003-04-20 14:04:18 +0000433 case IH_OS_RTEMS:
434 do_bootm_rtems (cmdtp, flag, argc, argv,
435 addr, len_ptr, verify);
436 break;
wdenk8bde7f72003-06-27 21:31:46 +0000437
wdenk47d1a6e2002-11-03 00:01:44 +0000438#if (CONFIG_COMMANDS & CFG_CMD_ELF)
439 case IH_OS_VXWORKS:
440 do_bootm_vxworks (cmdtp, flag, argc, argv,
441 addr, len_ptr, verify);
442 break;
443 case IH_OS_QNX:
444 do_bootm_qnxelf (cmdtp, flag, argc, argv,
445 addr, len_ptr, verify);
446 break;
447#endif /* CFG_CMD_ELF */
wdenk7f70e852003-05-20 14:25:27 +0000448#ifdef CONFIG_ARTOS
449 case IH_OS_ARTOS:
450 do_bootm_artos (cmdtp, flag, argc, argv,
451 addr, len_ptr, verify);
452 break;
453#endif
wdenk47d1a6e2002-11-03 00:01:44 +0000454 }
455
456 SHOW_BOOT_PROGRESS (-9);
457#ifdef DEBUG
wdenk4b9206e2004-03-23 22:14:11 +0000458 puts ("\n## Control returned to monitor - resetting...\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000459 do_reset (cmdtp, flag, argc, argv);
460#endif
461 return 1;
462}
463
wdenk0d498392003-07-01 21:06:45 +0000464U_BOOT_CMD(
465 bootm, CFG_MAXARGS, 1, do_bootm,
wdenk8bde7f72003-06-27 21:31:46 +0000466 "bootm - boot application image from memory\n",
467 "[addr [arg ...]]\n - boot application image stored in memory\n"
wdenk9d5028c2004-11-21 00:06:33 +0000468 "\tpassing arguments 'arg ...'; when booting a Linux kernel,\n"
469 "\t'arg' can be the address of an initrd image\n"
Matthew McClintock98a9c4d2006-06-28 10:41:37 -0500470#ifdef CONFIG_OF_FLAT_TREE
471 "\tWhen booting a Linux kernel which requires a flat device-tree\n"
472 "\ta third argument is required which is the address of the of the\n"
473 "\tdevice-tree blob. To boot that kernel without an initrd image,\n"
474 "\tuse a '-' for the second argument. If you do not pass a third\n"
475 "\ta bd_info struct will be passed instead\n"
476#endif
wdenk8bde7f72003-06-27 21:31:46 +0000477);
478
wdenkf72da342003-10-10 10:05:42 +0000479#ifdef CONFIG_SILENT_CONSOLE
480static void
481fixup_silent_linux ()
482{
wdenkf72da342003-10-10 10:05:42 +0000483 char buf[256], *start, *end;
484 char *cmdline = getenv ("bootargs");
485
486 /* Only fix cmdline when requested */
487 if (!(gd->flags & GD_FLG_SILENT))
488 return;
489
490 debug ("before silent fix-up: %s\n", cmdline);
491 if (cmdline) {
492 if ((start = strstr (cmdline, "console=")) != NULL) {
493 end = strchr (start, ' ');
494 strncpy (buf, cmdline, (start - cmdline + 8));
495 if (end)
496 strcpy (buf + (start - cmdline + 8), end);
497 else
498 buf[start - cmdline + 8] = '\0';
499 } else {
500 strcpy (buf, cmdline);
501 strcat (buf, " console=");
502 }
503 } else {
504 strcpy (buf, "console=");
505 }
506
507 setenv ("bootargs", buf);
508 debug ("after silent fix-up: %s\n", buf);
509}
510#endif /* CONFIG_SILENT_CONSOLE */
511
wdenk2262cfe2002-11-18 00:14:45 +0000512#ifdef CONFIG_PPC
Matthew McClintockb2b78422006-08-23 13:32:45 -0500513static void __attribute__((noinline))
wdenk47d1a6e2002-11-03 00:01:44 +0000514do_bootm_linux (cmd_tbl_t *cmdtp, int flag,
515 int argc, char *argv[],
516 ulong addr,
517 ulong *len_ptr,
518 int verify)
519{
wdenk47d1a6e2002-11-03 00:01:44 +0000520 ulong sp;
521 ulong len, checksum;
522 ulong initrd_start, initrd_end;
523 ulong cmd_start, cmd_end;
524 ulong initrd_high;
525 ulong data;
wdenk38b99262003-05-23 23:18:21 +0000526 int initrd_copy_to_ram = 1;
wdenk47d1a6e2002-11-03 00:01:44 +0000527 char *cmdline;
528 char *s;
529 bd_t *kbd;
530 void (*kernel)(bd_t *, ulong, ulong, ulong, ulong);
531 image_header_t *hdr = &header;
Wolfgang Denkf57f70a2005-10-13 01:45:54 +0200532#ifdef CONFIG_OF_FLAT_TREE
Matthew McClintock25c751e2006-08-16 10:54:09 -0500533 char *of_flat_tree = NULL;
Kumar Galac76f9512006-10-24 23:47:37 -0500534 ulong of_data = 0;
Wolfgang Denkf57f70a2005-10-13 01:45:54 +0200535#endif
wdenk47d1a6e2002-11-03 00:01:44 +0000536
537 if ((s = getenv ("initrd_high")) != NULL) {
538 /* a value of "no" or a similar string will act like 0,
539 * turning the "load high" feature off. This is intentional.
540 */
541 initrd_high = simple_strtoul(s, NULL, 16);
wdenk38b99262003-05-23 23:18:21 +0000542 if (initrd_high == ~0)
543 initrd_copy_to_ram = 0;
wdenk228f29a2002-12-08 09:53:23 +0000544 } else { /* not set, no restrictions to load high */
wdenk47d1a6e2002-11-03 00:01:44 +0000545 initrd_high = ~0;
546 }
547
wdenk56f94be2002-11-05 16:35:14 +0000548#ifdef CONFIG_LOGBUFFER
wdenk6aff3112002-12-17 01:51:00 +0000549 kbd=gd->bd;
wdenk228f29a2002-12-08 09:53:23 +0000550 /* Prevent initrd from overwriting logbuffer */
551 if (initrd_high < (kbd->bi_memsize-LOGBUFF_LEN-LOGBUFF_OVERHEAD))
552 initrd_high = kbd->bi_memsize-LOGBUFF_LEN-LOGBUFF_OVERHEAD;
553 debug ("## Logbuffer at 0x%08lX ", kbd->bi_memsize-LOGBUFF_LEN);
wdenk56f94be2002-11-05 16:35:14 +0000554#endif
555
wdenk47d1a6e2002-11-03 00:01:44 +0000556 /*
557 * Booting a (Linux) kernel image
558 *
559 * Allocate space for command line and board info - the
560 * address should be as high as possible within the reach of
561 * the kernel (see CFG_BOOTMAPSZ settings), but in unused
562 * memory, which means far enough below the current stack
563 * pointer.
564 */
565
566 asm( "mr %0,1": "=r"(sp) : );
567
wdenk56f94be2002-11-05 16:35:14 +0000568 debug ("## Current stack ends at 0x%08lX ", sp);
569
wdenk47d1a6e2002-11-03 00:01:44 +0000570 sp -= 2048; /* just to be sure */
571 if (sp > CFG_BOOTMAPSZ)
572 sp = CFG_BOOTMAPSZ;
573 sp &= ~0xF;
574
wdenk56f94be2002-11-05 16:35:14 +0000575 debug ("=> set upper limit to 0x%08lX\n", sp);
576
wdenk47d1a6e2002-11-03 00:01:44 +0000577 cmdline = (char *)((sp - CFG_BARGSIZE) & ~0xF);
578 kbd = (bd_t *)(((ulong)cmdline - sizeof(bd_t)) & ~0xF);
579
580 if ((s = getenv("bootargs")) == NULL)
581 s = "";
582
583 strcpy (cmdline, s);
584
585 cmd_start = (ulong)&cmdline[0];
586 cmd_end = cmd_start + strlen(cmdline);
587
588 *kbd = *(gd->bd);
589
590#ifdef DEBUG
591 printf ("## cmdline at 0x%08lX ... 0x%08lX\n", cmd_start, cmd_end);
592
593 do_bdinfo (NULL, 0, 0, NULL);
594#endif
595
596 if ((s = getenv ("clocks_in_mhz")) != NULL) {
597 /* convert all clock information to MHz */
598 kbd->bi_intfreq /= 1000000L;
599 kbd->bi_busfreq /= 1000000L;
wdenk983fda82004-10-28 00:09:35 +0000600#if defined(CONFIG_MPC8220)
wdenk9d5028c2004-11-21 00:06:33 +0000601 kbd->bi_inpfreq /= 1000000L;
602 kbd->bi_pcifreq /= 1000000L;
603 kbd->bi_pevfreq /= 1000000L;
604 kbd->bi_flbfreq /= 1000000L;
605 kbd->bi_vcofreq /= 1000000L;
wdenk983fda82004-10-28 00:09:35 +0000606#endif
Jon Loeliger9c4c5ae2005-07-23 10:37:35 -0500607#if defined(CONFIG_CPM2)
wdenk47d1a6e2002-11-03 00:01:44 +0000608 kbd->bi_cpmfreq /= 1000000L;
609 kbd->bi_brgfreq /= 1000000L;
610 kbd->bi_sccfreq /= 1000000L;
611 kbd->bi_vco /= 1000000L;
Jon Loeliger9c4c5ae2005-07-23 10:37:35 -0500612#endif
wdenkcbd8a352004-02-24 02:00:03 +0000613#if defined(CONFIG_MPC5xxx)
wdenk945af8d2003-07-16 21:53:01 +0000614 kbd->bi_ipbfreq /= 1000000L;
615 kbd->bi_pcifreq /= 1000000L;
wdenkcbd8a352004-02-24 02:00:03 +0000616#endif /* CONFIG_MPC5xxx */
wdenk47d1a6e2002-11-03 00:01:44 +0000617 }
618
Wolfgang Denkdc013d42006-03-12 01:59:35 +0100619 kernel = (void (*)(bd_t *, ulong, ulong, ulong, ulong)) ntohl(hdr->ih_ep);
wdenk47d1a6e2002-11-03 00:01:44 +0000620
621 /*
622 * Check if there is an initrd image
623 */
Matthew McClintock98a9c4d2006-06-28 10:41:37 -0500624
625#ifdef CONFIG_OF_FLAT_TREE
626 /* Look for a '-' which indicates to ignore the ramdisk argument */
627 if (argc >= 3 && strcmp(argv[2], "-") == 0) {
628 debug ("Skipping initrd\n");
Matthew McClintock7376eb82006-10-11 15:13:01 -0500629 len = data = 0;
Matthew McClintock98a9c4d2006-06-28 10:41:37 -0500630 }
631 else
632#endif
wdenk47d1a6e2002-11-03 00:01:44 +0000633 if (argc >= 3) {
Matthew McClintock98a9c4d2006-06-28 10:41:37 -0500634 debug ("Not skipping initrd\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000635 SHOW_BOOT_PROGRESS (9);
636
637 addr = simple_strtoul(argv[2], NULL, 16);
638
639 printf ("## Loading RAMDisk Image at %08lx ...\n", addr);
640
641 /* Copy header so we can blank CRC field for re-calculation */
642 memmove (&header, (char *)addr, sizeof(image_header_t));
643
Wolfgang Denkdc013d42006-03-12 01:59:35 +0100644 if (ntohl(hdr->ih_magic) != IH_MAGIC) {
wdenk4b9206e2004-03-23 22:14:11 +0000645 puts ("Bad Magic Number\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000646 SHOW_BOOT_PROGRESS (-10);
647 do_reset (cmdtp, flag, argc, argv);
648 }
649
650 data = (ulong)&header;
651 len = sizeof(image_header_t);
652
Wolfgang Denkdc013d42006-03-12 01:59:35 +0100653 checksum = ntohl(hdr->ih_hcrc);
wdenk47d1a6e2002-11-03 00:01:44 +0000654 hdr->ih_hcrc = 0;
655
Wolfgang Denk77ddac92005-10-13 16:45:02 +0200656 if (crc32 (0, (uchar *)data, len) != checksum) {
wdenk4b9206e2004-03-23 22:14:11 +0000657 puts ("Bad Header Checksum\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000658 SHOW_BOOT_PROGRESS (-11);
659 do_reset (cmdtp, flag, argc, argv);
660 }
661
662 SHOW_BOOT_PROGRESS (10);
663
664 print_image_hdr (hdr);
665
666 data = addr + sizeof(image_header_t);
Wolfgang Denkdc013d42006-03-12 01:59:35 +0100667 len = ntohl(hdr->ih_size);
wdenk47d1a6e2002-11-03 00:01:44 +0000668
669 if (verify) {
670 ulong csum = 0;
671#if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
672 ulong cdata = data, edata = cdata + len;
673#endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
674
wdenk4b9206e2004-03-23 22:14:11 +0000675 puts (" Verifying Checksum ... ");
wdenk47d1a6e2002-11-03 00:01:44 +0000676
677#if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
678
679 while (cdata < edata) {
680 ulong chunk = edata - cdata;
681
682 if (chunk > CHUNKSZ)
683 chunk = CHUNKSZ;
Wolfgang Denk77ddac92005-10-13 16:45:02 +0200684 csum = crc32 (csum, (uchar *)cdata, chunk);
wdenk47d1a6e2002-11-03 00:01:44 +0000685 cdata += chunk;
686
687 WATCHDOG_RESET();
688 }
689#else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
Wolfgang Denk77ddac92005-10-13 16:45:02 +0200690 csum = crc32 (0, (uchar *)data, len);
wdenk47d1a6e2002-11-03 00:01:44 +0000691#endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
692
Wolfgang Denkdc013d42006-03-12 01:59:35 +0100693 if (csum != ntohl(hdr->ih_dcrc)) {
wdenk4b9206e2004-03-23 22:14:11 +0000694 puts ("Bad Data CRC\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000695 SHOW_BOOT_PROGRESS (-12);
696 do_reset (cmdtp, flag, argc, argv);
697 }
wdenk4b9206e2004-03-23 22:14:11 +0000698 puts ("OK\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000699 }
700
701 SHOW_BOOT_PROGRESS (11);
702
703 if ((hdr->ih_os != IH_OS_LINUX) ||
704 (hdr->ih_arch != IH_CPU_PPC) ||
705 (hdr->ih_type != IH_TYPE_RAMDISK) ) {
wdenk4b9206e2004-03-23 22:14:11 +0000706 puts ("No Linux PPC Ramdisk Image\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000707 SHOW_BOOT_PROGRESS (-13);
708 do_reset (cmdtp, flag, argc, argv);
709 }
710
711 /*
712 * Now check if we have a multifile image
713 */
714 } else if ((hdr->ih_type==IH_TYPE_MULTI) && (len_ptr[1])) {
715 u_long tail = ntohl(len_ptr[0]) % 4;
716 int i;
717
718 SHOW_BOOT_PROGRESS (13);
719
720 /* skip kernel length and terminator */
721 data = (ulong)(&len_ptr[2]);
722 /* skip any additional image length fields */
723 for (i=1; len_ptr[i]; ++i)
724 data += 4;
725 /* add kernel length, and align */
726 data += ntohl(len_ptr[0]);
727 if (tail) {
728 data += 4 - tail;
729 }
730
731 len = ntohl(len_ptr[1]);
732
733 } else {
734 /*
735 * no initrd image
736 */
737 SHOW_BOOT_PROGRESS (14);
738
739 len = data = 0;
740 }
741
Matthew McClintock98a9c4d2006-06-28 10:41:37 -0500742#ifdef CONFIG_OF_FLAT_TREE
Matthew McClintock5de62c42006-08-22 09:31:59 -0500743 if(argc > 3) {
Matthew McClintock98a9c4d2006-06-28 10:41:37 -0500744 of_flat_tree = (char *) simple_strtoul(argv[3], NULL, 16);
Matthew McClintock25c751e2006-08-16 10:54:09 -0500745 hdr = (image_header_t *)of_flat_tree;
Matthew McClintock87a449c2006-08-22 09:23:55 -0500746
Matthew McClintock25c751e2006-08-16 10:54:09 -0500747 if (*(ulong *)of_flat_tree == OF_DT_HEADER) {
748#ifndef CFG_NO_FLASH
Kumar Galac76f9512006-10-24 23:47:37 -0500749 if (addr2info((ulong)of_flat_tree) != NULL)
750 of_data = (ulong)of_flat_tree;
Matthew McClintock25c751e2006-08-16 10:54:09 -0500751#endif
752 } else if (ntohl(hdr->ih_magic) == IH_MAGIC) {
753 printf("## Flat Device Tree Image at %08lX\n", hdr);
754 print_image_hdr(hdr);
755
756 if ((ntohl(hdr->ih_load) < ((unsigned long)hdr + ntohl(hdr->ih_size) + sizeof(hdr))) &&
757 ((ntohl(hdr->ih_load) + ntohl(hdr->ih_size)) > (unsigned long)hdr)) {
758 printf ("ERROR: Load address overwrites Flat Device Tree uImage\n");
759 return;
760 }
Matthew McClintock87a449c2006-08-22 09:23:55 -0500761
Matthew McClintock25c751e2006-08-16 10:54:09 -0500762 printf(" Verifying Checksum ... ");
763 memmove (&header, (char *)hdr, sizeof(image_header_t));
764 checksum = ntohl(header.ih_hcrc);
765 header.ih_hcrc = 0;
766
767 if(checksum != crc32(0, (uchar *)&header, sizeof(image_header_t))) {
768 printf("ERROR: Flat Device Tree header checksum is invalid\n");
769 return;
770 }
771
772 checksum = ntohl(hdr->ih_dcrc);
773 addr = (ulong)((uchar *)(hdr) + sizeof(image_header_t));
774 len = ntohl(hdr->ih_size);
775
776 if(checksum != crc32(0, (uchar *)addr, len)) {
777 printf("ERROR: Flat Device Tree checksum is invalid\n");
778 return;
779 }
780 printf("OK\n");
781
782 if (ntohl(hdr->ih_type) != IH_TYPE_FLATDT) {
783 printf ("ERROR: uImage not Flat Device Tree type\n");
784 return;
785 }
786 if (ntohl(hdr->ih_comp) != IH_COMP_NONE) {
787 printf("ERROR: uImage is not uncompressed\n");
788 return;
789 }
790 if (*((ulong *)(of_flat_tree + sizeof(image_header_t))) != OF_DT_HEADER) {
791 printf ("ERROR: uImage data is not a flat device tree\n");
792 return;
793 }
Matthew McClintock87a449c2006-08-22 09:23:55 -0500794
795 memmove((void *)ntohl(hdr->ih_load),
Matthew McClintock25c751e2006-08-16 10:54:09 -0500796 (void *)(of_flat_tree + sizeof(image_header_t)),
797 ntohl(hdr->ih_size));
798 of_flat_tree = (char *)ntohl(hdr->ih_load);
799 } else {
800 printf ("Did not find a flat flat device tree at address %08lX\n", of_flat_tree);
801 return;
802 }
803 printf (" Booting using flat device tree at 0x%x\n",
Matthew McClintock98a9c4d2006-06-28 10:41:37 -0500804 of_flat_tree);
Kumar Galac76f9512006-10-24 23:47:37 -0500805 } else if ((hdr->ih_type==IH_TYPE_MULTI) && (len_ptr[1]) && (len_ptr[2])) {
806 u_long tail = ntohl(len_ptr[0]) % 4;
807 int i;
808
809 /* skip kernel length, initrd length, and terminator */
810 of_data = (ulong)(&len_ptr[3]);
811 /* skip any additional image length fields */
812 for (i=2; len_ptr[i]; ++i)
813 of_data += 4;
814 /* add kernel length, and align */
815 of_data += ntohl(len_ptr[0]);
816 if (tail) {
817 of_data += 4 - tail;
818 }
819
820 /* add initrd length, and align */
821 tail = ntohl(len_ptr[1]) % 4;
822 of_data += ntohl(len_ptr[1]);
823 if (tail) {
824 of_data += 4 - tail;
825 }
826
827 if (((struct boot_param_header *)of_data)->magic != OF_DT_HEADER) {
828 printf ("ERROR: image is not a flat device tree\n");
829 return;
830 }
831
832 if (((struct boot_param_header *)of_data)->totalsize != ntohl(len_ptr[2])) {
833 printf ("ERROR: flat device tree size does not agree with image\n");
834 return;
835 }
Matthew McClintock98a9c4d2006-06-28 10:41:37 -0500836 }
837#endif
wdenk47d1a6e2002-11-03 00:01:44 +0000838 if (!data) {
wdenk56f94be2002-11-05 16:35:14 +0000839 debug ("No initrd\n");
wdenk47d1a6e2002-11-03 00:01:44 +0000840 }
wdenk47d1a6e2002-11-03 00:01:44 +0000841
842 if (data) {
wdenk38b99262003-05-23 23:18:21 +0000843 if (!initrd_copy_to_ram) { /* zero-copy ramdisk support */
844 initrd_start = data;
845 initrd_end = initrd_start + len;
846 } else {
wdenk47d1a6e2002-11-03 00:01:44 +0000847 initrd_start = (ulong)kbd - len;
848 initrd_start &= ~(4096 - 1); /* align on page */
849
850 if (initrd_high) {
851 ulong nsp;
852
853 /*
854 * the inital ramdisk does not need to be within
855 * CFG_BOOTMAPSZ as it is not accessed until after
856 * the mm system is initialised.
857 *
858 * do the stack bottom calculation again and see if
859 * the initrd will fit just below the monitor stack
860 * bottom without overwriting the area allocated
861 * above for command line args and board info.
862 */
863 asm( "mr %0,1": "=r"(nsp) : );
864 nsp -= 2048; /* just to be sure */
865 nsp &= ~0xF;
866 if (nsp > initrd_high) /* limit as specified */
867 nsp = initrd_high;
868 nsp -= len;
869 nsp &= ~(4096 - 1); /* align on page */
870 if (nsp >= sp)
871 initrd_start = nsp;
872 }
873
874 SHOW_BOOT_PROGRESS (12);
wdenk56f94be2002-11-05 16:35:14 +0000875
876 debug ("## initrd at 0x%08lX ... 0x%08lX (len=%ld=0x%lX)\n",
wdenk47d1a6e2002-11-03 00:01:44 +0000877 data, data + len - 1, len, len);
wdenk56f94be2002-11-05 16:35:14 +0000878
wdenk47d1a6e2002-11-03 00:01:44 +0000879 initrd_end = initrd_start + len;
880 printf (" Loading Ramdisk to %08lx, end %08lx ... ",
881 initrd_start, initrd_end);
882#if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
883 {
884 size_t l = len;
885 void *to = (void *)initrd_start;
886 void *from = (void *)data;
887
888 while (l > 0) {
889 size_t tail = (l > CHUNKSZ) ? CHUNKSZ : l;
890 WATCHDOG_RESET();
891 memmove (to, from, tail);
892 to += tail;
893 from += tail;
894 l -= tail;
895 }
896 }
897#else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
898 memmove ((void *)initrd_start, (void *)data, len);
899#endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
wdenk4b9206e2004-03-23 22:14:11 +0000900 puts ("OK\n");
wdenk38b99262003-05-23 23:18:21 +0000901 }
wdenk47d1a6e2002-11-03 00:01:44 +0000902 } else {
903 initrd_start = 0;
904 initrd_end = 0;
905 }
906
wdenk56f94be2002-11-05 16:35:14 +0000907 debug ("## Transferring control to Linux (at address %08lx) ...\n",
wdenk47d1a6e2002-11-03 00:01:44 +0000908 (ulong)kernel);
wdenk56f94be2002-11-05 16:35:14 +0000909
wdenk47d1a6e2002-11-03 00:01:44 +0000910 SHOW_BOOT_PROGRESS (15);
911
wdenk42d1f032003-10-15 23:53:47 +0000912#if defined(CFG_INIT_RAM_LOCK) && !defined(CONFIG_E500)
wdenk47d1a6e2002-11-03 00:01:44 +0000913 unlock_ram_in_cache();
914#endif
Wolfgang Denkf57f70a2005-10-13 01:45:54 +0200915
Stefan Roeseda5553b2006-11-27 17:04:06 +0100916#ifdef CONFIG_OF_FLAT_TREE
Kumar Galac76f9512006-10-24 23:47:37 -0500917 /* move of_flat_tree if needed */
918 if (of_data) {
919 ulong of_start, of_len;
920 of_len = ((struct boot_param_header *)of_data)->totalsize;
921 /* provide extra 8k pad */
922 if (initrd_start)
923 of_start = initrd_start - of_len - 8192;
924 else
925 of_start = (ulong)kbd - of_len - 8192;
926 of_start &= ~(4096 - 1); /* align on page */
927 debug ("## device tree at 0x%08lX ... 0x%08lX (len=%ld=0x%lX)\n",
928 of_data, of_data + of_len - 1, of_len, of_len);
929
930 of_flat_tree = (char *)of_start;
931 printf (" Loading Device Tree to %08lx, end %08lx ... ",
932 of_start, of_start + of_len - 1);
933 memmove ((void *)of_start, (void *)of_data, of_len);
934 }
Wolfgang Denkf57f70a2005-10-13 01:45:54 +0200935#endif
Stefan Roeseda5553b2006-11-27 17:04:06 +0100936
Wolfgang Denkf57f70a2005-10-13 01:45:54 +0200937 /*
Stefan Roeseda5553b2006-11-27 17:04:06 +0100938 * Linux Kernel Parameters (passing board info data):
939 * r3: ptr to board info data
940 * r4: initrd_start or 0 if no initrd
941 * r5: initrd_end - unused if r4 is 0
942 * r6: Start of command line string
943 * r7: End of command line string
944 */
945#ifdef CONFIG_OF_FLAT_TREE
946 if (!of_flat_tree) /* no device tree; boot old style */
947#endif
948 (*kernel) (kbd, initrd_start, initrd_end, cmd_start, cmd_end);
949 /* does not return */
950
951#ifdef CONFIG_OF_FLAT_TREE
952 /*
953 * Linux Kernel Parameters (passing device tree):
Wolfgang Denkf57f70a2005-10-13 01:45:54 +0200954 * r3: ptr to OF flat tree, followed by the board info data
Kumar Galae559a692006-01-11 16:41:35 -0600955 * r4: physical pointer to the kernel itself
956 * r5: NULL
957 * r6: NULL
958 * r7: NULL
Wolfgang Denkf57f70a2005-10-13 01:45:54 +0200959 */
Stefan Roeseda5553b2006-11-27 17:04:06 +0100960 ft_setup(of_flat_tree, kbd, initrd_start, initrd_end);
961 /* ft_dump_blob(of_flat_tree); */
962
963 (*kernel) ((bd_t *)of_flat_tree, (ulong)kernel, 0, 0, 0);
964#endif
wdenk47d1a6e2002-11-03 00:01:44 +0000965}
wdenk1cb8e982003-03-06 21:55:29 +0000966#endif /* CONFIG_PPC */
wdenk47d1a6e2002-11-03 00:01:44 +0000967
968static void
969do_bootm_netbsd (cmd_tbl_t *cmdtp, int flag,
970 int argc, char *argv[],
971 ulong addr,
972 ulong *len_ptr,
973 int verify)
974{
wdenk47d1a6e2002-11-03 00:01:44 +0000975 image_header_t *hdr = &header;
976
977 void (*loader)(bd_t *, image_header_t *, char *, char *);
978 image_header_t *img_addr;
979 char *consdev;
980 char *cmdline;
981
982
983 /*
984 * Booting a (NetBSD) kernel image
985 *
986 * This process is pretty similar to a standalone application:
987 * The (first part of an multi-) image must be a stage-2 loader,
988 * which in turn is responsible for loading & invoking the actual
989 * kernel. The only differences are the parameters being passed:
990 * besides the board info strucure, the loader expects a command
991 * line, the name of the console device, and (optionally) the
992 * address of the original image header.
993 */
994
995 img_addr = 0;
996 if ((hdr->ih_type==IH_TYPE_MULTI) && (len_ptr[1]))
997 img_addr = (image_header_t *) addr;
998
999
1000 consdev = "";
1001#if defined (CONFIG_8xx_CONS_SMC1)
1002 consdev = "smc1";
1003#elif defined (CONFIG_8xx_CONS_SMC2)
1004 consdev = "smc2";
1005#elif defined (CONFIG_8xx_CONS_SCC2)
1006 consdev = "scc2";
1007#elif defined (CONFIG_8xx_CONS_SCC3)
1008 consdev = "scc3";
1009#endif
1010
1011 if (argc > 2) {
1012 ulong len;
1013 int i;
1014
1015 for (i=2, len=0 ; i<argc ; i+=1)
1016 len += strlen (argv[i]) + 1;
1017 cmdline = malloc (len);
1018
1019 for (i=2, len=0 ; i<argc ; i+=1) {
1020 if (i > 2)
1021 cmdline[len++] = ' ';
1022 strcpy (&cmdline[len], argv[i]);
1023 len += strlen (argv[i]);
1024 }
1025 } else if ((cmdline = getenv("bootargs")) == NULL) {
1026 cmdline = "";
1027 }
1028
Wolfgang Denkdc013d42006-03-12 01:59:35 +01001029 loader = (void (*)(bd_t *, image_header_t *, char *, char *)) ntohl(hdr->ih_ep);
wdenk47d1a6e2002-11-03 00:01:44 +00001030
1031 printf ("## Transferring control to NetBSD stage-2 loader (at address %08lx) ...\n",
1032 (ulong)loader);
1033
1034 SHOW_BOOT_PROGRESS (15);
1035
1036 /*
1037 * NetBSD Stage-2 Loader Parameters:
1038 * r3: ptr to board info data
1039 * r4: image address
1040 * r5: console device
1041 * r6: boot args string
1042 */
1043 (*loader) (gd->bd, img_addr, consdev, cmdline);
1044}
1045
wdenk7f70e852003-05-20 14:25:27 +00001046#if defined(CONFIG_ARTOS) && defined(CONFIG_PPC)
1047
1048/* Function that returns a character from the environment */
1049extern uchar (*env_get_char)(int);
1050
1051static void
1052do_bootm_artos (cmd_tbl_t *cmdtp, int flag,
1053 int argc, char *argv[],
1054 ulong addr,
1055 ulong *len_ptr,
1056 int verify)
1057{
wdenk7f70e852003-05-20 14:25:27 +00001058 ulong top;
1059 char *s, *cmdline;
1060 char **fwenv, **ss;
1061 int i, j, nxt, len, envno, envsz;
1062 bd_t *kbd;
1063 void (*entry)(bd_t *bd, char *cmdline, char **fwenv, ulong top);
1064 image_header_t *hdr = &header;
1065
1066 /*
1067 * Booting an ARTOS kernel image + application
1068 */
1069
1070 /* this used to be the top of memory, but was wrong... */
1071#ifdef CONFIG_PPC
1072 /* get stack pointer */
1073 asm volatile ("mr %0,1" : "=r"(top) );
1074#endif
1075 debug ("## Current stack ends at 0x%08lX ", top);
1076
1077 top -= 2048; /* just to be sure */
1078 if (top > CFG_BOOTMAPSZ)
1079 top = CFG_BOOTMAPSZ;
1080 top &= ~0xF;
1081
1082 debug ("=> set upper limit to 0x%08lX\n", top);
1083
1084 /* first check the artos specific boot args, then the linux args*/
1085 if ((s = getenv("abootargs")) == NULL && (s = getenv("bootargs")) == NULL)
1086 s = "";
1087
1088 /* get length of cmdline, and place it */
1089 len = strlen(s);
1090 top = (top - (len + 1)) & ~0xF;
1091 cmdline = (char *)top;
1092 debug ("## cmdline at 0x%08lX ", top);
1093 strcpy(cmdline, s);
1094
1095 /* copy bdinfo */
1096 top = (top - sizeof(bd_t)) & ~0xF;
1097 debug ("## bd at 0x%08lX ", top);
1098 kbd = (bd_t *)top;
1099 memcpy(kbd, gd->bd, sizeof(bd_t));
1100
1101 /* first find number of env entries, and their size */
1102 envno = 0;
1103 envsz = 0;
1104 for (i = 0; env_get_char(i) != '\0'; i = nxt + 1) {
1105 for (nxt = i; env_get_char(nxt) != '\0'; ++nxt)
1106 ;
1107 envno++;
1108 envsz += (nxt - i) + 1; /* plus trailing zero */
1109 }
1110 envno++; /* plus the terminating zero */
1111 debug ("## %u envvars total size %u ", envno, envsz);
1112
1113 top = (top - sizeof(char **)*envno) & ~0xF;
1114 fwenv = (char **)top;
1115 debug ("## fwenv at 0x%08lX ", top);
1116
1117 top = (top - envsz) & ~0xF;
1118 s = (char *)top;
1119 ss = fwenv;
1120
1121 /* now copy them */
1122 for (i = 0; env_get_char(i) != '\0'; i = nxt + 1) {
1123 for (nxt = i; env_get_char(nxt) != '\0'; ++nxt)
1124 ;
1125 *ss++ = s;
1126 for (j = i; j < nxt; ++j)
1127 *s++ = env_get_char(j);
1128 *s++ = '\0';
1129 }
1130 *ss++ = NULL; /* terminate */
1131
1132 entry = (void (*)(bd_t *, char *, char **, ulong))ntohl(hdr->ih_ep);
1133 (*entry)(kbd, cmdline, fwenv, top);
1134}
1135#endif
1136
1137
wdenk47d1a6e2002-11-03 00:01:44 +00001138#if (CONFIG_COMMANDS & CFG_CMD_BOOTD)
1139int do_bootd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
1140{
1141 int rcode = 0;
1142#ifndef CFG_HUSH_PARSER
1143 if (run_command (getenv ("bootcmd"), flag) < 0) rcode = 1;
1144#else
1145 if (parse_string_outer(getenv("bootcmd"),
1146 FLAG_PARSE_SEMICOLON | FLAG_EXIT_FROM_LOOP) != 0 ) rcode = 1;
1147#endif
1148 return rcode;
1149}
wdenk8bde7f72003-06-27 21:31:46 +00001150
wdenk0d498392003-07-01 21:06:45 +00001151U_BOOT_CMD(
1152 boot, 1, 1, do_bootd,
wdenk9d2b18a2003-06-28 23:11:04 +00001153 "boot - boot default, i.e., run 'bootcmd'\n",
1154 NULL
1155);
1156
1157/* keep old command name "bootd" for backward compatibility */
wdenk0d498392003-07-01 21:06:45 +00001158U_BOOT_CMD(
1159 bootd, 1, 1, do_bootd,
wdenk8bde7f72003-06-27 21:31:46 +00001160 "bootd - boot default, i.e., run 'bootcmd'\n",
1161 NULL
1162);
1163
wdenk47d1a6e2002-11-03 00:01:44 +00001164#endif
1165
1166#if (CONFIG_COMMANDS & CFG_CMD_IMI)
1167int do_iminfo ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
1168{
1169 int arg;
1170 ulong addr;
1171 int rcode=0;
1172
1173 if (argc < 2) {
1174 return image_info (load_addr);
1175 }
1176
1177 for (arg=1; arg <argc; ++arg) {
1178 addr = simple_strtoul(argv[arg], NULL, 16);
1179 if (image_info (addr) != 0) rcode = 1;
1180 }
1181 return rcode;
1182}
1183
1184static int image_info (ulong addr)
1185{
1186 ulong data, len, checksum;
1187 image_header_t *hdr = &header;
1188
1189 printf ("\n## Checking Image at %08lx ...\n", addr);
1190
1191 /* Copy header so we can blank CRC field for re-calculation */
1192 memmove (&header, (char *)addr, sizeof(image_header_t));
1193
1194 if (ntohl(hdr->ih_magic) != IH_MAGIC) {
wdenk4b9206e2004-03-23 22:14:11 +00001195 puts (" Bad Magic Number\n");
wdenk47d1a6e2002-11-03 00:01:44 +00001196 return 1;
1197 }
1198
1199 data = (ulong)&header;
1200 len = sizeof(image_header_t);
1201
1202 checksum = ntohl(hdr->ih_hcrc);
1203 hdr->ih_hcrc = 0;
1204
Wolfgang Denk77ddac92005-10-13 16:45:02 +02001205 if (crc32 (0, (uchar *)data, len) != checksum) {
wdenk4b9206e2004-03-23 22:14:11 +00001206 puts (" Bad Header Checksum\n");
wdenk47d1a6e2002-11-03 00:01:44 +00001207 return 1;
1208 }
1209
1210 /* for multi-file images we need the data part, too */
1211 print_image_hdr ((image_header_t *)addr);
1212
1213 data = addr + sizeof(image_header_t);
1214 len = ntohl(hdr->ih_size);
1215
wdenk4b9206e2004-03-23 22:14:11 +00001216 puts (" Verifying Checksum ... ");
Wolfgang Denk77ddac92005-10-13 16:45:02 +02001217 if (crc32 (0, (uchar *)data, len) != ntohl(hdr->ih_dcrc)) {
wdenk4b9206e2004-03-23 22:14:11 +00001218 puts (" Bad Data CRC\n");
wdenk47d1a6e2002-11-03 00:01:44 +00001219 return 1;
1220 }
wdenk4b9206e2004-03-23 22:14:11 +00001221 puts ("OK\n");
wdenk47d1a6e2002-11-03 00:01:44 +00001222 return 0;
1223}
wdenk0d498392003-07-01 21:06:45 +00001224
1225U_BOOT_CMD(
1226 iminfo, CFG_MAXARGS, 1, do_iminfo,
wdenk8bde7f72003-06-27 21:31:46 +00001227 "iminfo - print header information for application image\n",
1228 "addr [addr ...]\n"
1229 " - print header information for application image starting at\n"
1230 " address 'addr' in memory; this includes verification of the\n"
1231 " image contents (magic number, header and payload checksums)\n"
1232);
1233
wdenk47d1a6e2002-11-03 00:01:44 +00001234#endif /* CFG_CMD_IMI */
1235
wdenk27b207f2003-07-24 23:38:38 +00001236#if (CONFIG_COMMANDS & CFG_CMD_IMLS)
1237/*-----------------------------------------------------------------------
1238 * List all images found in flash.
1239 */
1240int do_imls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
1241{
1242 flash_info_t *info;
1243 int i, j;
1244 image_header_t *hdr;
wdenk5bb226e2003-11-17 21:14:37 +00001245 ulong data, len, checksum;
wdenk27b207f2003-07-24 23:38:38 +00001246
1247 for (i=0, info=&flash_info[0]; i<CFG_MAX_FLASH_BANKS; ++i, ++info) {
1248 if (info->flash_id == FLASH_UNKNOWN)
1249 goto next_bank;
Marian Balakowicze6f2e902005-10-11 19:09:42 +02001250 for (j=0; j<info->sector_count; ++j) {
wdenk27b207f2003-07-24 23:38:38 +00001251
1252 if (!(hdr=(image_header_t *)info->start[j]) ||
1253 (ntohl(hdr->ih_magic) != IH_MAGIC))
1254 goto next_sector;
1255
1256 /* Copy header so we can blank CRC field for re-calculation */
1257 memmove (&header, (char *)hdr, sizeof(image_header_t));
1258
1259 checksum = ntohl(header.ih_hcrc);
1260 header.ih_hcrc = 0;
1261
Wolfgang Denk77ddac92005-10-13 16:45:02 +02001262 if (crc32 (0, (uchar *)&header, sizeof(image_header_t))
wdenk27b207f2003-07-24 23:38:38 +00001263 != checksum)
1264 goto next_sector;
1265
1266 printf ("Image at %08lX:\n", (ulong)hdr);
1267 print_image_hdr( hdr );
wdenk5bb226e2003-11-17 21:14:37 +00001268
1269 data = (ulong)hdr + sizeof(image_header_t);
1270 len = ntohl(hdr->ih_size);
1271
wdenk4b9206e2004-03-23 22:14:11 +00001272 puts (" Verifying Checksum ... ");
Wolfgang Denk77ddac92005-10-13 16:45:02 +02001273 if (crc32 (0, (uchar *)data, len) != ntohl(hdr->ih_dcrc)) {
wdenk4b9206e2004-03-23 22:14:11 +00001274 puts (" Bad Data CRC\n");
wdenk5bb226e2003-11-17 21:14:37 +00001275 }
wdenk4b9206e2004-03-23 22:14:11 +00001276 puts ("OK\n");
wdenkbdccc4f2003-08-05 17:43:17 +00001277next_sector: ;
wdenk27b207f2003-07-24 23:38:38 +00001278 }
wdenkbdccc4f2003-08-05 17:43:17 +00001279next_bank: ;
wdenk27b207f2003-07-24 23:38:38 +00001280 }
1281
1282 return (0);
1283}
1284
1285U_BOOT_CMD(
1286 imls, 1, 1, do_imls,
1287 "imls - list all images found in flash\n",
1288 "\n"
1289 " - Prints information about all images found at sector\n"
1290 " boundaries in flash.\n"
1291);
1292#endif /* CFG_CMD_IMLS */
1293
wdenk47d1a6e2002-11-03 00:01:44 +00001294void
1295print_image_hdr (image_header_t *hdr)
1296{
1297#if (CONFIG_COMMANDS & CFG_CMD_DATE) || defined(CONFIG_TIMESTAMP)
1298 time_t timestamp = (time_t)ntohl(hdr->ih_time);
1299 struct rtc_time tm;
1300#endif
1301
1302 printf (" Image Name: %.*s\n", IH_NMLEN, hdr->ih_name);
1303#if (CONFIG_COMMANDS & CFG_CMD_DATE) || defined(CONFIG_TIMESTAMP)
1304 to_tm (timestamp, &tm);
1305 printf (" Created: %4d-%02d-%02d %2d:%02d:%02d UTC\n",
1306 tm.tm_year, tm.tm_mon, tm.tm_mday,
1307 tm.tm_hour, tm.tm_min, tm.tm_sec);
1308#endif /* CFG_CMD_DATE, CONFIG_TIMESTAMP */
wdenk4b9206e2004-03-23 22:14:11 +00001309 puts (" Image Type: "); print_type(hdr);
1310 printf ("\n Data Size: %d Bytes = ", ntohl(hdr->ih_size));
wdenk47d1a6e2002-11-03 00:01:44 +00001311 print_size (ntohl(hdr->ih_size), "\n");
wdenk4b9206e2004-03-23 22:14:11 +00001312 printf (" Load Address: %08x\n"
1313 " Entry Point: %08x\n",
1314 ntohl(hdr->ih_load), ntohl(hdr->ih_ep));
wdenk47d1a6e2002-11-03 00:01:44 +00001315
1316 if (hdr->ih_type == IH_TYPE_MULTI) {
1317 int i;
1318 ulong len;
1319 ulong *len_ptr = (ulong *)((ulong)hdr + sizeof(image_header_t));
1320
wdenk4b9206e2004-03-23 22:14:11 +00001321 puts (" Contents:\n");
wdenk47d1a6e2002-11-03 00:01:44 +00001322 for (i=0; (len = ntohl(*len_ptr)); ++i, ++len_ptr) {
1323 printf (" Image %d: %8ld Bytes = ", i, len);
1324 print_size (len, "\n");
1325 }
1326 }
1327}
1328
1329
1330static void
1331print_type (image_header_t *hdr)
1332{
1333 char *os, *arch, *type, *comp;
1334
1335 switch (hdr->ih_os) {
1336 case IH_OS_INVALID: os = "Invalid OS"; break;
1337 case IH_OS_NETBSD: os = "NetBSD"; break;
1338 case IH_OS_LINUX: os = "Linux"; break;
1339 case IH_OS_VXWORKS: os = "VxWorks"; break;
1340 case IH_OS_QNX: os = "QNX"; break;
1341 case IH_OS_U_BOOT: os = "U-Boot"; break;
wdenkd791b1d2003-04-20 14:04:18 +00001342 case IH_OS_RTEMS: os = "RTEMS"; break;
wdenk7f70e852003-05-20 14:25:27 +00001343#ifdef CONFIG_ARTOS
1344 case IH_OS_ARTOS: os = "ARTOS"; break;
1345#endif
wdenk1f4bb372003-07-27 00:21:01 +00001346#ifdef CONFIG_LYNXKDI
1347 case IH_OS_LYNXOS: os = "LynxOS"; break;
1348#endif
wdenk47d1a6e2002-11-03 00:01:44 +00001349 default: os = "Unknown OS"; break;
1350 }
1351
1352 switch (hdr->ih_arch) {
1353 case IH_CPU_INVALID: arch = "Invalid CPU"; break;
1354 case IH_CPU_ALPHA: arch = "Alpha"; break;
1355 case IH_CPU_ARM: arch = "ARM"; break;
Stefan Roese1a1b7372006-10-09 12:55:38 +02001356 case IH_CPU_AVR32: arch = "AVR32"; break;
wdenk47d1a6e2002-11-03 00:01:44 +00001357 case IH_CPU_I386: arch = "Intel x86"; break;
1358 case IH_CPU_IA64: arch = "IA64"; break;
1359 case IH_CPU_MIPS: arch = "MIPS"; break;
1360 case IH_CPU_MIPS64: arch = "MIPS 64 Bit"; break;
1361 case IH_CPU_PPC: arch = "PowerPC"; break;
1362 case IH_CPU_S390: arch = "IBM S390"; break;
1363 case IH_CPU_SH: arch = "SuperH"; break;
1364 case IH_CPU_SPARC: arch = "SPARC"; break;
1365 case IH_CPU_SPARC64: arch = "SPARC 64 Bit"; break;
wdenk8564acf2003-07-14 22:13:32 +00001366 case IH_CPU_M68K: arch = "M68K"; break;
wdenk507bbe32004-04-18 21:13:41 +00001367 case IH_CPU_MICROBLAZE: arch = "Microblaze"; break;
wdenkc1a11c12005-04-03 21:11:16 +00001368 case IH_CPU_NIOS: arch = "Nios"; break;
1369 case IH_CPU_NIOS2: arch = "Nios-II"; break;
wdenk47d1a6e2002-11-03 00:01:44 +00001370 default: arch = "Unknown Architecture"; break;
1371 }
1372
1373 switch (hdr->ih_type) {
1374 case IH_TYPE_INVALID: type = "Invalid Image"; break;
1375 case IH_TYPE_STANDALONE:type = "Standalone Program"; break;
1376 case IH_TYPE_KERNEL: type = "Kernel Image"; break;
1377 case IH_TYPE_RAMDISK: type = "RAMDisk Image"; break;
1378 case IH_TYPE_MULTI: type = "Multi-File Image"; break;
1379 case IH_TYPE_FIRMWARE: type = "Firmware"; break;
1380 case IH_TYPE_SCRIPT: type = "Script"; break;
Matthew McClintock25c751e2006-08-16 10:54:09 -05001381 case IH_TYPE_FLATDT: type = "Flat Device Tree"; break;
wdenk47d1a6e2002-11-03 00:01:44 +00001382 default: type = "Unknown Image"; break;
1383 }
1384
1385 switch (hdr->ih_comp) {
1386 case IH_COMP_NONE: comp = "uncompressed"; break;
1387 case IH_COMP_GZIP: comp = "gzip compressed"; break;
1388 case IH_COMP_BZIP2: comp = "bzip2 compressed"; break;
1389 default: comp = "unknown compression"; break;
1390 }
1391
1392 printf ("%s %s %s (%s)", arch, os, type, comp);
1393}
1394
1395#define ZALLOC_ALIGNMENT 16
1396
1397static void *zalloc(void *x, unsigned items, unsigned size)
1398{
1399 void *p;
1400
1401 size *= items;
1402 size = (size + ZALLOC_ALIGNMENT - 1) & ~(ZALLOC_ALIGNMENT - 1);
1403
1404 p = malloc (size);
1405
1406 return (p);
1407}
1408
1409static void zfree(void *x, void *addr, unsigned nb)
1410{
1411 free (addr);
1412}
1413
1414#define HEAD_CRC 2
1415#define EXTRA_FIELD 4
1416#define ORIG_NAME 8
1417#define COMMENT 0x10
1418#define RESERVED 0xe0
1419
1420#define DEFLATED 8
1421
wdenkeedcd072004-09-08 22:03:11 +00001422int gunzip(void *dst, int dstlen, unsigned char *src, unsigned long *lenp)
wdenk47d1a6e2002-11-03 00:01:44 +00001423{
1424 z_stream s;
1425 int r, i, flags;
1426
1427 /* skip header */
1428 i = 10;
1429 flags = src[3];
1430 if (src[2] != DEFLATED || (flags & RESERVED) != 0) {
wdenk4b9206e2004-03-23 22:14:11 +00001431 puts ("Error: Bad gzipped data\n");
wdenk47d1a6e2002-11-03 00:01:44 +00001432 return (-1);
1433 }
1434 if ((flags & EXTRA_FIELD) != 0)
1435 i = 12 + src[10] + (src[11] << 8);
1436 if ((flags & ORIG_NAME) != 0)
1437 while (src[i++] != 0)
1438 ;
1439 if ((flags & COMMENT) != 0)
1440 while (src[i++] != 0)
1441 ;
1442 if ((flags & HEAD_CRC) != 0)
1443 i += 2;
1444 if (i >= *lenp) {
wdenk4b9206e2004-03-23 22:14:11 +00001445 puts ("Error: gunzip out of data in header\n");
wdenk47d1a6e2002-11-03 00:01:44 +00001446 return (-1);
1447 }
1448
1449 s.zalloc = zalloc;
1450 s.zfree = zfree;
1451#if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
1452 s.outcb = (cb_func)WATCHDOG_RESET;
1453#else
1454 s.outcb = Z_NULL;
1455#endif /* CONFIG_HW_WATCHDOG */
1456
1457 r = inflateInit2(&s, -MAX_WBITS);
1458 if (r != Z_OK) {
1459 printf ("Error: inflateInit2() returned %d\n", r);
1460 return (-1);
1461 }
1462 s.next_in = src + i;
1463 s.avail_in = *lenp - i;
1464 s.next_out = dst;
1465 s.avail_out = dstlen;
1466 r = inflate(&s, Z_FINISH);
1467 if (r != Z_OK && r != Z_STREAM_END) {
1468 printf ("Error: inflate() returned %d\n", r);
1469 return (-1);
1470 }
1471 *lenp = s.next_out - (unsigned char *) dst;
1472 inflateEnd(&s);
1473
1474 return (0);
1475}
1476
wdenkc29fdfc2003-08-29 20:57:53 +00001477#ifdef CONFIG_BZIP2
1478void bz_internal_error(int errcode)
1479{
1480 printf ("BZIP2 internal error %d\n", errcode);
1481}
1482#endif /* CONFIG_BZIP2 */
1483
wdenkd791b1d2003-04-20 14:04:18 +00001484static void
1485do_bootm_rtems (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
1486 ulong addr, ulong *len_ptr, int verify)
1487{
wdenkd791b1d2003-04-20 14:04:18 +00001488 image_header_t *hdr = &header;
1489 void (*entry_point)(bd_t *);
1490
Wolfgang Denkdc013d42006-03-12 01:59:35 +01001491 entry_point = (void (*)(bd_t *)) ntohl(hdr->ih_ep);
wdenkd791b1d2003-04-20 14:04:18 +00001492
1493 printf ("## Transferring control to RTEMS (at address %08lx) ...\n",
1494 (ulong)entry_point);
1495
1496 SHOW_BOOT_PROGRESS (15);
1497
1498 /*
1499 * RTEMS Parameters:
1500 * r3: ptr to board info data
1501 */
1502
1503 (*entry_point ) ( gd->bd );
1504}
1505
wdenk47d1a6e2002-11-03 00:01:44 +00001506#if (CONFIG_COMMANDS & CFG_CMD_ELF)
1507static void
1508do_bootm_vxworks (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
1509 ulong addr, ulong *len_ptr, int verify)
1510{
1511 image_header_t *hdr = &header;
1512 char str[80];
1513
Wolfgang Denkdc013d42006-03-12 01:59:35 +01001514 sprintf(str, "%x", ntohl(hdr->ih_ep)); /* write entry-point into string */
wdenk47d1a6e2002-11-03 00:01:44 +00001515 setenv("loadaddr", str);
1516 do_bootvx(cmdtp, 0, 0, NULL);
1517}
1518
1519static void
1520do_bootm_qnxelf (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
1521 ulong addr, ulong *len_ptr, int verify)
1522{
1523 image_header_t *hdr = &header;
1524 char *local_args[2];
1525 char str[16];
1526
Wolfgang Denkdc013d42006-03-12 01:59:35 +01001527 sprintf(str, "%x", ntohl(hdr->ih_ep)); /* write entry-point into string */
wdenk47d1a6e2002-11-03 00:01:44 +00001528 local_args[0] = argv[0];
1529 local_args[1] = str; /* and provide it via the arguments */
1530 do_bootelf(cmdtp, 0, 2, local_args);
1531}
1532#endif /* CFG_CMD_ELF */
wdenk1f4bb372003-07-27 00:21:01 +00001533
1534#ifdef CONFIG_LYNXKDI
1535static void
1536do_bootm_lynxkdi (cmd_tbl_t *cmdtp, int flag,
1537 int argc, char *argv[],
1538 ulong addr,
1539 ulong *len_ptr,
1540 int verify)
1541{
1542 lynxkdi_boot( &header );
1543}
1544
1545#endif /* CONFIG_LYNXKDI */