2 * (C) Copyright 2000-2002
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * See file CREDITS for list of people who contributed to this
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.
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.
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,
34 #include <environment.h>
35 #include <asm/byteorder.h>
36 #if (CONFIG_COMMANDS & CFG_CMD_DATE) || defined(CONFIG_TIMESTAMP)
40 #ifdef CFG_HUSH_PARSER
44 #ifdef CONFIG_SHOW_BOOT_PROGRESS
45 # include <status_led.h>
46 # define SHOW_BOOT_PROGRESS(arg) show_boot_progress(arg)
48 # define SHOW_BOOT_PROGRESS(arg)
51 #ifdef CFG_INIT_RAM_LOCK
52 #include <asm/cache.h>
55 #ifdef CONFIG_LOGBUFFER
60 * Some systems (for example LWMON) have very short watchdog periods;
61 * we must make sure to split long operations like memmove() or
62 * crc32() into reasonable chunks.
64 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
65 # define CHUNKSZ (64 * 1024)
68 int gunzip (void *, int, unsigned char *, int *);
70 static void *zalloc(void *, unsigned, unsigned);
71 static void zfree(void *, void *, unsigned);
73 #if (CONFIG_COMMANDS & CFG_CMD_IMI)
74 static int image_info (unsigned long addr);
76 static void print_type (image_header_t *hdr);
79 image_header_t *fake_header(image_header_t *hdr, void *ptr, int size);
83 * Continue booting an OS image; caller already has:
84 * - copied image header to global variable `header'
85 * - checked header magic number, checksums (both header & image),
86 * - verified image architecture (PPC) and type (KERNEL or MULTI),
87 * - loaded (first part of) image to header load address,
88 * - disabled interrupts.
90 typedef void boot_os_Fcn (cmd_tbl_t *cmdtp, int flag,
91 int argc, char *argv[],
92 ulong addr, /* of image to boot */
93 ulong *len_ptr, /* multi-file image length table */
94 int verify); /* getenv("verify")[0] != 'n' */
97 static boot_os_Fcn do_bootm_linux;
99 extern boot_os_Fcn do_bootm_linux;
101 static boot_os_Fcn do_bootm_netbsd;
102 static boot_os_Fcn do_bootm_rtems;
103 #if (CONFIG_COMMANDS & CFG_CMD_ELF)
104 static boot_os_Fcn do_bootm_vxworks;
105 static boot_os_Fcn do_bootm_qnxelf;
106 int do_bootvx ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[] );
107 int do_bootelf (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[] );
108 #endif /* CFG_CMD_ELF */
109 #if defined(CONFIG_ARTOS) && defined(CONFIG_PPC)
110 static boot_os_Fcn do_bootm_artos;
113 image_header_t header;
115 ulong load_addr = CFG_LOAD_ADDR; /* Default Load Address */
117 int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
121 ulong data, len, checksum;
125 int (*appl)(cmd_tbl_t *, int, int, char *[]);
126 image_header_t *hdr = &header;
128 s = getenv ("verify");
129 verify = (s && (*s == 'n')) ? 0 : 1;
134 addr = simple_strtoul(argv[1], NULL, 16);
137 SHOW_BOOT_PROGRESS (1);
138 printf ("## Booting image at %08lx ...\n", addr);
140 /* Copy header so we can blank CRC field for re-calculation */
141 memmove (&header, (char *)addr, sizeof(image_header_t));
143 if (ntohl(hdr->ih_magic) != IH_MAGIC) {
144 #ifdef __I386__ /* correct image format not implemented yet - fake it */
145 if (fake_header(hdr, (void*)addr, -1) != NULL) {
146 /* to compensate for the addition below */
147 addr -= sizeof(image_header_t);
149 * fake_header() does not fake the data crc
153 #endif /* __I386__ */
155 printf ("Bad Magic Number\n");
156 SHOW_BOOT_PROGRESS (-1);
160 SHOW_BOOT_PROGRESS (2);
162 data = (ulong)&header;
163 len = sizeof(image_header_t);
165 checksum = ntohl(hdr->ih_hcrc);
168 if (crc32 (0, (char *)data, len) != checksum) {
169 printf ("Bad Header Checksum\n");
170 SHOW_BOOT_PROGRESS (-2);
173 SHOW_BOOT_PROGRESS (3);
175 /* for multi-file images we need the data part, too */
176 print_image_hdr (hdr);
178 data = addr + sizeof(image_header_t);
179 len = ntohl(hdr->ih_size);
182 printf (" Verifying Checksum ... ");
183 if (crc32 (0, (char *)data, len) != ntohl(hdr->ih_dcrc)) {
184 printf ("Bad Data CRC\n");
185 SHOW_BOOT_PROGRESS (-3);
190 SHOW_BOOT_PROGRESS (4);
192 len_ptr = (ulong *)data;
195 if (hdr->ih_arch != IH_CPU_PPC)
196 #elif defined(__ARM__)
197 if (hdr->ih_arch != IH_CPU_ARM)
198 #elif defined(__I386__)
199 if (hdr->ih_arch != IH_CPU_I386)
200 #elif defined(__mips__)
201 if (hdr->ih_arch != IH_CPU_MIPS)
203 # error Unknown CPU type
206 printf ("Unsupported Architecture 0x%x\n", hdr->ih_arch);
207 SHOW_BOOT_PROGRESS (-4);
210 SHOW_BOOT_PROGRESS (5);
212 switch (hdr->ih_type) {
213 case IH_TYPE_STANDALONE: name = "Standalone Application";
215 case IH_TYPE_KERNEL: name = "Kernel Image";
217 case IH_TYPE_MULTI: name = "Multi-File Image";
218 len = ntohl(len_ptr[0]);
219 /* OS kernel is always the first image */
220 data += 8; /* kernel_len + terminator */
221 for (i=1; len_ptr[i]; ++i)
224 default: printf ("Wrong Image Type for %s command\n", cmdtp->name);
225 SHOW_BOOT_PROGRESS (-5);
228 SHOW_BOOT_PROGRESS (6);
231 * We have reached the point of no return: we are going to
232 * overwrite all exception vector code, so we cannot easily
233 * recover from any failures any more...
236 iflag = disable_interrupts();
238 #ifdef CONFIG_AMIGAONEG3SE
240 * We've possible left the caches enabled during
241 * bios emulation, so turn them off again
244 invalidate_l1_instruction_cache();
249 switch (hdr->ih_comp) {
251 if(ntohl(hdr->ih_load) == addr) {
252 printf (" XIP %s ... ", name);
254 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
256 void *to = (void *)ntohl(hdr->ih_load);
257 void *from = (void *)data;
259 printf (" Loading %s ... ", name);
262 size_t tail = (l > CHUNKSZ) ? CHUNKSZ : l;
264 memmove (to, from, tail);
269 #else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
270 memmove ((void *) ntohl(hdr->ih_load), (uchar *)data, len);
271 #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
275 printf (" Uncompressing %s ... ", name);
276 if (gunzip ((void *)ntohl(hdr->ih_load), 0x400000,
277 (uchar *)data, (int *)&len) != 0) {
278 printf ("GUNZIP ERROR - must RESET board to recover\n");
279 SHOW_BOOT_PROGRESS (-6);
280 do_reset (cmdtp, flag, argc, argv);
286 printf ("Unimplemented compression type %d\n", hdr->ih_comp);
287 SHOW_BOOT_PROGRESS (-7);
291 SHOW_BOOT_PROGRESS (7);
293 switch (hdr->ih_type) {
294 case IH_TYPE_STANDALONE:
298 /* load (and uncompress), but don't start if "autostart"
301 if (((s = getenv("autostart")) != NULL) && (strcmp(s,"no") == 0))
303 appl = (int (*)(cmd_tbl_t *, int, int, char *[]))ntohl(hdr->ih_ep);
304 (*appl)(cmdtp, flag, argc-1, &argv[1]);
313 printf ("Can't boot image type %d\n", hdr->ih_type);
314 SHOW_BOOT_PROGRESS (-8);
317 SHOW_BOOT_PROGRESS (8);
319 switch (hdr->ih_os) {
320 default: /* handled by (original) Linux case */
322 do_bootm_linux (cmdtp, flag, argc, argv,
323 addr, len_ptr, verify);
326 do_bootm_netbsd (cmdtp, flag, argc, argv,
327 addr, len_ptr, verify);
331 do_bootm_rtems (cmdtp, flag, argc, argv,
332 addr, len_ptr, verify);
335 #if (CONFIG_COMMANDS & CFG_CMD_ELF)
337 do_bootm_vxworks (cmdtp, flag, argc, argv,
338 addr, len_ptr, verify);
341 do_bootm_qnxelf (cmdtp, flag, argc, argv,
342 addr, len_ptr, verify);
344 #endif /* CFG_CMD_ELF */
347 do_bootm_artos (cmdtp, flag, argc, argv,
348 addr, len_ptr, verify);
353 SHOW_BOOT_PROGRESS (-9);
355 printf ("\n## Control returned to monitor - resetting...\n");
356 do_reset (cmdtp, flag, argc, argv);
363 do_bootm_linux (cmd_tbl_t *cmdtp, int flag,
364 int argc, char *argv[],
369 DECLARE_GLOBAL_DATA_PTR;
373 ulong initrd_start, initrd_end;
374 ulong cmd_start, cmd_end;
377 int initrd_copy_to_ram = 1;
381 void (*kernel)(bd_t *, ulong, ulong, ulong, ulong);
382 image_header_t *hdr = &header;
384 if ((s = getenv ("initrd_high")) != NULL) {
385 /* a value of "no" or a similar string will act like 0,
386 * turning the "load high" feature off. This is intentional.
388 initrd_high = simple_strtoul(s, NULL, 16);
389 if (initrd_high == ~0)
390 initrd_copy_to_ram = 0;
391 } else { /* not set, no restrictions to load high */
395 #ifdef CONFIG_LOGBUFFER
397 /* Prevent initrd from overwriting logbuffer */
398 if (initrd_high < (kbd->bi_memsize-LOGBUFF_LEN-LOGBUFF_OVERHEAD))
399 initrd_high = kbd->bi_memsize-LOGBUFF_LEN-LOGBUFF_OVERHEAD;
400 debug ("## Logbuffer at 0x%08lX ", kbd->bi_memsize-LOGBUFF_LEN);
404 * Booting a (Linux) kernel image
406 * Allocate space for command line and board info - the
407 * address should be as high as possible within the reach of
408 * the kernel (see CFG_BOOTMAPSZ settings), but in unused
409 * memory, which means far enough below the current stack
413 asm( "mr %0,1": "=r"(sp) : );
415 debug ("## Current stack ends at 0x%08lX ", sp);
417 sp -= 2048; /* just to be sure */
418 if (sp > CFG_BOOTMAPSZ)
422 debug ("=> set upper limit to 0x%08lX\n", sp);
424 cmdline = (char *)((sp - CFG_BARGSIZE) & ~0xF);
425 kbd = (bd_t *)(((ulong)cmdline - sizeof(bd_t)) & ~0xF);
427 if ((s = getenv("bootargs")) == NULL)
432 cmd_start = (ulong)&cmdline[0];
433 cmd_end = cmd_start + strlen(cmdline);
438 printf ("## cmdline at 0x%08lX ... 0x%08lX\n", cmd_start, cmd_end);
440 do_bdinfo (NULL, 0, 0, NULL);
443 if ((s = getenv ("clocks_in_mhz")) != NULL) {
444 /* convert all clock information to MHz */
445 kbd->bi_intfreq /= 1000000L;
446 kbd->bi_busfreq /= 1000000L;
447 #if defined(CONFIG_8260)
448 kbd->bi_cpmfreq /= 1000000L;
449 kbd->bi_brgfreq /= 1000000L;
450 kbd->bi_sccfreq /= 1000000L;
451 kbd->bi_vco /= 1000000L;
452 #endif /* CONFIG_8260 */
455 kernel = (void (*)(bd_t *, ulong, ulong, ulong, ulong))hdr->ih_ep;
458 * Check if there is an initrd image
461 SHOW_BOOT_PROGRESS (9);
463 addr = simple_strtoul(argv[2], NULL, 16);
465 printf ("## Loading RAMDisk Image at %08lx ...\n", addr);
467 /* Copy header so we can blank CRC field for re-calculation */
468 memmove (&header, (char *)addr, sizeof(image_header_t));
470 if (hdr->ih_magic != IH_MAGIC) {
471 printf ("Bad Magic Number\n");
472 SHOW_BOOT_PROGRESS (-10);
473 do_reset (cmdtp, flag, argc, argv);
476 data = (ulong)&header;
477 len = sizeof(image_header_t);
479 checksum = hdr->ih_hcrc;
482 if (crc32 (0, (char *)data, len) != checksum) {
483 printf ("Bad Header Checksum\n");
484 SHOW_BOOT_PROGRESS (-11);
485 do_reset (cmdtp, flag, argc, argv);
488 SHOW_BOOT_PROGRESS (10);
490 print_image_hdr (hdr);
492 data = addr + sizeof(image_header_t);
497 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
498 ulong cdata = data, edata = cdata + len;
499 #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
501 printf (" Verifying Checksum ... ");
503 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
505 while (cdata < edata) {
506 ulong chunk = edata - cdata;
510 csum = crc32 (csum, (char *)cdata, chunk);
515 #else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
516 csum = crc32 (0, (char *)data, len);
517 #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
519 if (csum != hdr->ih_dcrc) {
520 printf ("Bad Data CRC\n");
521 SHOW_BOOT_PROGRESS (-12);
522 do_reset (cmdtp, flag, argc, argv);
527 SHOW_BOOT_PROGRESS (11);
529 if ((hdr->ih_os != IH_OS_LINUX) ||
530 (hdr->ih_arch != IH_CPU_PPC) ||
531 (hdr->ih_type != IH_TYPE_RAMDISK) ) {
532 printf ("No Linux PPC Ramdisk Image\n");
533 SHOW_BOOT_PROGRESS (-13);
534 do_reset (cmdtp, flag, argc, argv);
538 * Now check if we have a multifile image
540 } else if ((hdr->ih_type==IH_TYPE_MULTI) && (len_ptr[1])) {
541 u_long tail = ntohl(len_ptr[0]) % 4;
544 SHOW_BOOT_PROGRESS (13);
546 /* skip kernel length and terminator */
547 data = (ulong)(&len_ptr[2]);
548 /* skip any additional image length fields */
549 for (i=1; len_ptr[i]; ++i)
551 /* add kernel length, and align */
552 data += ntohl(len_ptr[0]);
557 len = ntohl(len_ptr[1]);
563 SHOW_BOOT_PROGRESS (14);
569 debug ("No initrd\n");
573 if (!initrd_copy_to_ram) { /* zero-copy ramdisk support */
575 initrd_end = initrd_start + len;
577 initrd_start = (ulong)kbd - len;
578 initrd_start &= ~(4096 - 1); /* align on page */
584 * the inital ramdisk does not need to be within
585 * CFG_BOOTMAPSZ as it is not accessed until after
586 * the mm system is initialised.
588 * do the stack bottom calculation again and see if
589 * the initrd will fit just below the monitor stack
590 * bottom without overwriting the area allocated
591 * above for command line args and board info.
593 asm( "mr %0,1": "=r"(nsp) : );
594 nsp -= 2048; /* just to be sure */
596 if (nsp > initrd_high) /* limit as specified */
599 nsp &= ~(4096 - 1); /* align on page */
604 SHOW_BOOT_PROGRESS (12);
606 debug ("## initrd at 0x%08lX ... 0x%08lX (len=%ld=0x%lX)\n",
607 data, data + len - 1, len, len);
609 initrd_end = initrd_start + len;
610 printf (" Loading Ramdisk to %08lx, end %08lx ... ",
611 initrd_start, initrd_end);
612 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
615 void *to = (void *)initrd_start;
616 void *from = (void *)data;
619 size_t tail = (l > CHUNKSZ) ? CHUNKSZ : l;
621 memmove (to, from, tail);
627 #else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
628 memmove ((void *)initrd_start, (void *)data, len);
629 #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
638 debug ("## Transferring control to Linux (at address %08lx) ...\n",
641 SHOW_BOOT_PROGRESS (15);
643 #ifdef CFG_INIT_RAM_LOCK
644 unlock_ram_in_cache();
647 * Linux Kernel Parameters:
648 * r3: ptr to board info data
649 * r4: initrd_start or 0 if no initrd
650 * r5: initrd_end - unused if r4 is 0
651 * r6: Start of command line string
652 * r7: End of command line string
654 (*kernel) (kbd, initrd_start, initrd_end, cmd_start, cmd_end);
656 #endif /* CONFIG_PPC */
659 do_bootm_netbsd (cmd_tbl_t *cmdtp, int flag,
660 int argc, char *argv[],
665 DECLARE_GLOBAL_DATA_PTR;
667 image_header_t *hdr = &header;
669 void (*loader)(bd_t *, image_header_t *, char *, char *);
670 image_header_t *img_addr;
676 * Booting a (NetBSD) kernel image
678 * This process is pretty similar to a standalone application:
679 * The (first part of an multi-) image must be a stage-2 loader,
680 * which in turn is responsible for loading & invoking the actual
681 * kernel. The only differences are the parameters being passed:
682 * besides the board info strucure, the loader expects a command
683 * line, the name of the console device, and (optionally) the
684 * address of the original image header.
688 if ((hdr->ih_type==IH_TYPE_MULTI) && (len_ptr[1]))
689 img_addr = (image_header_t *) addr;
693 #if defined (CONFIG_8xx_CONS_SMC1)
695 #elif defined (CONFIG_8xx_CONS_SMC2)
697 #elif defined (CONFIG_8xx_CONS_SCC2)
699 #elif defined (CONFIG_8xx_CONS_SCC3)
707 for (i=2, len=0 ; i<argc ; i+=1)
708 len += strlen (argv[i]) + 1;
709 cmdline = malloc (len);
711 for (i=2, len=0 ; i<argc ; i+=1) {
713 cmdline[len++] = ' ';
714 strcpy (&cmdline[len], argv[i]);
715 len += strlen (argv[i]);
717 } else if ((cmdline = getenv("bootargs")) == NULL) {
721 loader = (void (*)(bd_t *, image_header_t *, char *, char *)) hdr->ih_ep;
723 printf ("## Transferring control to NetBSD stage-2 loader (at address %08lx) ...\n",
726 SHOW_BOOT_PROGRESS (15);
729 * NetBSD Stage-2 Loader Parameters:
730 * r3: ptr to board info data
733 * r6: boot args string
735 (*loader) (gd->bd, img_addr, consdev, cmdline);
738 #if defined(CONFIG_ARTOS) && defined(CONFIG_PPC)
740 /* Function that returns a character from the environment */
741 extern uchar (*env_get_char)(int);
744 do_bootm_artos (cmd_tbl_t *cmdtp, int flag,
745 int argc, char *argv[],
750 DECLARE_GLOBAL_DATA_PTR;
754 int i, j, nxt, len, envno, envsz;
756 void (*entry)(bd_t *bd, char *cmdline, char **fwenv, ulong top);
757 image_header_t *hdr = &header;
760 * Booting an ARTOS kernel image + application
763 /* this used to be the top of memory, but was wrong... */
765 /* get stack pointer */
766 asm volatile ("mr %0,1" : "=r"(top) );
768 debug ("## Current stack ends at 0x%08lX ", top);
770 top -= 2048; /* just to be sure */
771 if (top > CFG_BOOTMAPSZ)
775 debug ("=> set upper limit to 0x%08lX\n", top);
777 /* first check the artos specific boot args, then the linux args*/
778 if ((s = getenv("abootargs")) == NULL && (s = getenv("bootargs")) == NULL)
781 /* get length of cmdline, and place it */
783 top = (top - (len + 1)) & ~0xF;
784 cmdline = (char *)top;
785 debug ("## cmdline at 0x%08lX ", top);
789 top = (top - sizeof(bd_t)) & ~0xF;
790 debug ("## bd at 0x%08lX ", top);
792 memcpy(kbd, gd->bd, sizeof(bd_t));
794 /* first find number of env entries, and their size */
797 for (i = 0; env_get_char(i) != '\0'; i = nxt + 1) {
798 for (nxt = i; env_get_char(nxt) != '\0'; ++nxt)
801 envsz += (nxt - i) + 1; /* plus trailing zero */
803 envno++; /* plus the terminating zero */
804 debug ("## %u envvars total size %u ", envno, envsz);
806 top = (top - sizeof(char **)*envno) & ~0xF;
807 fwenv = (char **)top;
808 debug ("## fwenv at 0x%08lX ", top);
810 top = (top - envsz) & ~0xF;
815 for (i = 0; env_get_char(i) != '\0'; i = nxt + 1) {
816 for (nxt = i; env_get_char(nxt) != '\0'; ++nxt)
819 for (j = i; j < nxt; ++j)
820 *s++ = env_get_char(j);
823 *ss++ = NULL; /* terminate */
825 entry = (void (*)(bd_t *, char *, char **, ulong))ntohl(hdr->ih_ep);
826 (*entry)(kbd, cmdline, fwenv, top);
831 #if (CONFIG_COMMANDS & CFG_CMD_BOOTD)
832 int do_bootd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
835 #ifndef CFG_HUSH_PARSER
836 if (run_command (getenv ("bootcmd"), flag) < 0) rcode = 1;
838 if (parse_string_outer(getenv("bootcmd"),
839 FLAG_PARSE_SEMICOLON | FLAG_EXIT_FROM_LOOP) != 0 ) rcode = 1;
845 #if (CONFIG_COMMANDS & CFG_CMD_IMI)
846 int do_iminfo ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
853 return image_info (load_addr);
856 for (arg=1; arg <argc; ++arg) {
857 addr = simple_strtoul(argv[arg], NULL, 16);
858 if (image_info (addr) != 0) rcode = 1;
863 static int image_info (ulong addr)
865 ulong data, len, checksum;
866 image_header_t *hdr = &header;
868 printf ("\n## Checking Image at %08lx ...\n", addr);
870 /* Copy header so we can blank CRC field for re-calculation */
871 memmove (&header, (char *)addr, sizeof(image_header_t));
873 if (ntohl(hdr->ih_magic) != IH_MAGIC) {
874 printf (" Bad Magic Number\n");
878 data = (ulong)&header;
879 len = sizeof(image_header_t);
881 checksum = ntohl(hdr->ih_hcrc);
884 if (crc32 (0, (char *)data, len) != checksum) {
885 printf (" Bad Header Checksum\n");
889 /* for multi-file images we need the data part, too */
890 print_image_hdr ((image_header_t *)addr);
892 data = addr + sizeof(image_header_t);
893 len = ntohl(hdr->ih_size);
895 printf (" Verifying Checksum ... ");
896 if (crc32 (0, (char *)data, len) != ntohl(hdr->ih_dcrc)) {
897 printf (" Bad Data CRC\n");
903 #endif /* CFG_CMD_IMI */
906 print_image_hdr (image_header_t *hdr)
908 #if (CONFIG_COMMANDS & CFG_CMD_DATE) || defined(CONFIG_TIMESTAMP)
909 time_t timestamp = (time_t)ntohl(hdr->ih_time);
913 printf (" Image Name: %.*s\n", IH_NMLEN, hdr->ih_name);
914 #if (CONFIG_COMMANDS & CFG_CMD_DATE) || defined(CONFIG_TIMESTAMP)
915 to_tm (timestamp, &tm);
916 printf (" Created: %4d-%02d-%02d %2d:%02d:%02d UTC\n",
917 tm.tm_year, tm.tm_mon, tm.tm_mday,
918 tm.tm_hour, tm.tm_min, tm.tm_sec);
919 #endif /* CFG_CMD_DATE, CONFIG_TIMESTAMP */
920 printf (" Image Type: "); print_type(hdr); printf ("\n");
921 printf (" Data Size: %d Bytes = ", ntohl(hdr->ih_size));
922 print_size (ntohl(hdr->ih_size), "\n");
923 printf (" Load Address: %08x\n", ntohl(hdr->ih_load));
924 printf (" Entry Point: %08x\n", ntohl(hdr->ih_ep));
926 if (hdr->ih_type == IH_TYPE_MULTI) {
929 ulong *len_ptr = (ulong *)((ulong)hdr + sizeof(image_header_t));
931 printf (" Contents:\n");
932 for (i=0; (len = ntohl(*len_ptr)); ++i, ++len_ptr) {
933 printf (" Image %d: %8ld Bytes = ", i, len);
934 print_size (len, "\n");
941 print_type (image_header_t *hdr)
943 char *os, *arch, *type, *comp;
945 switch (hdr->ih_os) {
946 case IH_OS_INVALID: os = "Invalid OS"; break;
947 case IH_OS_NETBSD: os = "NetBSD"; break;
948 case IH_OS_LINUX: os = "Linux"; break;
949 case IH_OS_VXWORKS: os = "VxWorks"; break;
950 case IH_OS_QNX: os = "QNX"; break;
951 case IH_OS_U_BOOT: os = "U-Boot"; break;
952 case IH_OS_RTEMS: os = "RTEMS"; break;
954 case IH_OS_ARTOS: os = "ARTOS"; break;
956 default: os = "Unknown OS"; break;
959 switch (hdr->ih_arch) {
960 case IH_CPU_INVALID: arch = "Invalid CPU"; break;
961 case IH_CPU_ALPHA: arch = "Alpha"; break;
962 case IH_CPU_ARM: arch = "ARM"; break;
963 case IH_CPU_I386: arch = "Intel x86"; break;
964 case IH_CPU_IA64: arch = "IA64"; break;
965 case IH_CPU_MIPS: arch = "MIPS"; break;
966 case IH_CPU_MIPS64: arch = "MIPS 64 Bit"; break;
967 case IH_CPU_PPC: arch = "PowerPC"; break;
968 case IH_CPU_S390: arch = "IBM S390"; break;
969 case IH_CPU_SH: arch = "SuperH"; break;
970 case IH_CPU_SPARC: arch = "SPARC"; break;
971 case IH_CPU_SPARC64: arch = "SPARC 64 Bit"; break;
972 default: arch = "Unknown Architecture"; break;
975 switch (hdr->ih_type) {
976 case IH_TYPE_INVALID: type = "Invalid Image"; break;
977 case IH_TYPE_STANDALONE:type = "Standalone Program"; break;
978 case IH_TYPE_KERNEL: type = "Kernel Image"; break;
979 case IH_TYPE_RAMDISK: type = "RAMDisk Image"; break;
980 case IH_TYPE_MULTI: type = "Multi-File Image"; break;
981 case IH_TYPE_FIRMWARE: type = "Firmware"; break;
982 case IH_TYPE_SCRIPT: type = "Script"; break;
983 default: type = "Unknown Image"; break;
986 switch (hdr->ih_comp) {
987 case IH_COMP_NONE: comp = "uncompressed"; break;
988 case IH_COMP_GZIP: comp = "gzip compressed"; break;
989 case IH_COMP_BZIP2: comp = "bzip2 compressed"; break;
990 default: comp = "unknown compression"; break;
993 printf ("%s %s %s (%s)", arch, os, type, comp);
996 #define ZALLOC_ALIGNMENT 16
998 static void *zalloc(void *x, unsigned items, unsigned size)
1003 size = (size + ZALLOC_ALIGNMENT - 1) & ~(ZALLOC_ALIGNMENT - 1);
1010 static void zfree(void *x, void *addr, unsigned nb)
1016 #define EXTRA_FIELD 4
1018 #define COMMENT 0x10
1019 #define RESERVED 0xe0
1023 int gunzip(void *dst, int dstlen, unsigned char *src, int *lenp)
1031 if (src[2] != DEFLATED || (flags & RESERVED) != 0) {
1032 printf ("Error: Bad gzipped data\n");
1035 if ((flags & EXTRA_FIELD) != 0)
1036 i = 12 + src[10] + (src[11] << 8);
1037 if ((flags & ORIG_NAME) != 0)
1038 while (src[i++] != 0)
1040 if ((flags & COMMENT) != 0)
1041 while (src[i++] != 0)
1043 if ((flags & HEAD_CRC) != 0)
1046 printf ("Error: gunzip out of data in header\n");
1052 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
1053 s.outcb = (cb_func)WATCHDOG_RESET;
1056 #endif /* CONFIG_HW_WATCHDOG */
1058 r = inflateInit2(&s, -MAX_WBITS);
1060 printf ("Error: inflateInit2() returned %d\n", r);
1063 s.next_in = src + i;
1064 s.avail_in = *lenp - i;
1066 s.avail_out = dstlen;
1067 r = inflate(&s, Z_FINISH);
1068 if (r != Z_OK && r != Z_STREAM_END) {
1069 printf ("Error: inflate() returned %d\n", r);
1072 *lenp = s.next_out - (unsigned char *) dst;
1079 do_bootm_rtems (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
1080 ulong addr, ulong *len_ptr, int verify)
1082 DECLARE_GLOBAL_DATA_PTR;
1083 image_header_t *hdr = &header;
1084 void (*entry_point)(bd_t *);
1086 entry_point = (void (*)(bd_t *)) hdr->ih_ep;
1088 printf ("## Transferring control to RTEMS (at address %08lx) ...\n",
1089 (ulong)entry_point);
1091 SHOW_BOOT_PROGRESS (15);
1095 * r3: ptr to board info data
1098 (*entry_point ) ( gd->bd );
1101 #if (CONFIG_COMMANDS & CFG_CMD_ELF)
1103 do_bootm_vxworks (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
1104 ulong addr, ulong *len_ptr, int verify)
1106 image_header_t *hdr = &header;
1109 sprintf(str, "%x", hdr->ih_ep); /* write entry-point into string */
1110 setenv("loadaddr", str);
1111 do_bootvx(cmdtp, 0, 0, NULL);
1115 do_bootm_qnxelf (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
1116 ulong addr, ulong *len_ptr, int verify)
1118 image_header_t *hdr = &header;
1119 char *local_args[2];
1122 sprintf(str, "%x", hdr->ih_ep); /* write entry-point into string */
1123 local_args[0] = argv[0];
1124 local_args[1] = str; /* and provide it via the arguments */
1125 do_bootelf(cmdtp, 0, 2, local_args);
1127 #endif /* CFG_CMD_ELF */