2 * (C) Copyright 2000-2006
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>
37 #if defined(CONFIG_OF_LIBFDT)
40 #include <fdt_support.h>
42 #if defined(CONFIG_OF_FLAT_TREE)
46 DECLARE_GLOBAL_DATA_PTR;
49 extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
51 #if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE)
55 #ifdef CFG_HUSH_PARSER
59 #ifdef CFG_INIT_RAM_LOCK
60 #include <asm/cache.h>
63 #ifdef CONFIG_LOGBUFFER
67 #ifdef CONFIG_HAS_DATAFLASH
68 #include <dataflash.h>
72 * Some systems (for example LWMON) have very short watchdog periods;
73 * we must make sure to split long operations like memmove() or
74 * crc32() into reasonable chunks.
76 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
77 # define CHUNKSZ (64 * 1024)
80 int gunzip (void *, int, unsigned char *, unsigned long *);
82 static void *zalloc(void *, unsigned, unsigned);
83 static void zfree(void *, void *, unsigned);
85 #if defined(CONFIG_CMD_IMI)
86 static int image_info (unsigned long addr);
89 #if defined(CONFIG_CMD_IMLS)
91 extern flash_info_t flash_info[]; /* info for FLASH chips */
92 static int do_imls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
95 static void print_type (image_header_t *hdr);
98 image_header_t *fake_header(image_header_t *hdr, void *ptr, int size);
102 * Continue booting an OS image; caller already has:
103 * - copied image header to global variable `header'
104 * - checked header magic number, checksums (both header & image),
105 * - verified image architecture (PPC) and type (KERNEL or MULTI),
106 * - loaded (first part of) image to header load address,
107 * - disabled interrupts.
109 typedef void boot_os_Fcn (cmd_tbl_t *cmdtp, int flag,
110 int argc, char *argv[],
111 ulong addr, /* of image to boot */
112 ulong *len_ptr, /* multi-file image length table */
113 int verify); /* getenv("verify")[0] != 'n' */
116 extern int do_bdinfo ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
120 static boot_os_Fcn do_bootm_linux;
122 extern boot_os_Fcn do_bootm_linux;
124 #ifdef CONFIG_SILENT_CONSOLE
125 static void fixup_silent_linux (void);
127 static boot_os_Fcn do_bootm_netbsd;
128 static boot_os_Fcn do_bootm_rtems;
129 #if defined(CONFIG_CMD_ELF)
130 static boot_os_Fcn do_bootm_vxworks;
131 static boot_os_Fcn do_bootm_qnxelf;
132 int do_bootvx ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[] );
133 int do_bootelf (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[] );
135 #if defined(CONFIG_ARTOS) && defined(CONFIG_PPC)
136 static boot_os_Fcn do_bootm_artos;
138 #ifdef CONFIG_LYNXKDI
139 static boot_os_Fcn do_bootm_lynxkdi;
140 extern void lynxkdi_boot( image_header_t * );
143 #ifndef CFG_BOOTM_LEN
144 #define CFG_BOOTM_LEN 0x800000 /* use 8MByte as default max gunzip size */
147 image_header_t header;
149 ulong load_addr = CFG_LOAD_ADDR; /* Default Load Address */
151 int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
155 ulong data, len, checksum;
157 uint unc_len = CFG_BOOTM_LEN;
160 int (*appl)(int, char *[]);
161 image_header_t *hdr = &header;
163 s = getenv ("verify");
164 verify = (s && (*s == 'n')) ? 0 : 1;
169 addr = simple_strtoul(argv[1], NULL, 16);
172 show_boot_progress (1);
173 printf ("## Booting image at %08lx ...\n", addr);
175 /* Copy header so we can blank CRC field for re-calculation */
176 #ifdef CONFIG_HAS_DATAFLASH
177 if (addr_dataflash(addr)){
178 read_dataflash(addr, sizeof(image_header_t), (char *)&header);
181 memmove (&header, (char *)addr, sizeof(image_header_t));
183 if (ntohl(hdr->ih_magic) != IH_MAGIC) {
184 #ifdef __I386__ /* correct image format not implemented yet - fake it */
185 if (fake_header(hdr, (void*)addr, -1) != NULL) {
186 /* to compensate for the addition below */
187 addr -= sizeof(image_header_t);
189 * fake_header() does not fake the data crc
193 #endif /* __I386__ */
195 puts ("Bad Magic Number\n");
196 show_boot_progress (-1);
200 show_boot_progress (2);
202 data = (ulong)&header;
203 len = sizeof(image_header_t);
205 checksum = ntohl(hdr->ih_hcrc);
208 if (crc32 (0, (uchar *)data, len) != checksum) {
209 puts ("Bad Header Checksum\n");
210 show_boot_progress (-2);
213 show_boot_progress (3);
215 #ifdef CONFIG_HAS_DATAFLASH
216 if (addr_dataflash(addr)){
217 len = ntohl(hdr->ih_size) + sizeof(image_header_t);
218 read_dataflash(addr, len, (char *)CFG_LOAD_ADDR);
219 addr = CFG_LOAD_ADDR;
224 /* for multi-file images we need the data part, too */
225 print_image_hdr ((image_header_t *)addr);
227 data = addr + sizeof(image_header_t);
228 len = ntohl(hdr->ih_size);
231 puts (" Verifying Checksum ... ");
232 if (crc32 (0, (uchar *)data, len) != ntohl(hdr->ih_dcrc)) {
233 printf ("Bad Data CRC\n");
234 show_boot_progress (-3);
239 show_boot_progress (4);
241 len_ptr = (ulong *)data;
244 if (hdr->ih_arch != IH_CPU_ARM)
245 #elif defined(__avr32__)
246 if (hdr->ih_arch != IH_CPU_AVR32)
247 #elif defined(__bfin__)
248 if (hdr->ih_arch != IH_CPU_BLACKFIN)
249 #elif defined(__I386__)
250 if (hdr->ih_arch != IH_CPU_I386)
251 #elif defined(__M68K__)
252 if (hdr->ih_arch != IH_CPU_M68K)
253 #elif defined(__microblaze__)
254 if (hdr->ih_arch != IH_CPU_MICROBLAZE)
255 #elif defined(__mips__)
256 if (hdr->ih_arch != IH_CPU_MIPS)
257 #elif defined(__nios__)
258 if (hdr->ih_arch != IH_CPU_NIOS)
259 #elif defined(__nios2__)
260 if (hdr->ih_arch != IH_CPU_NIOS2)
261 #elif defined(__PPC__)
262 if (hdr->ih_arch != IH_CPU_PPC)
263 #elif defined(__sh__)
264 if (hdr->ih_arch != IH_CPU_SH)
266 # error Unknown CPU type
269 printf ("Unsupported Architecture 0x%x\n", hdr->ih_arch);
270 show_boot_progress (-4);
273 show_boot_progress (5);
275 switch (hdr->ih_type) {
276 case IH_TYPE_STANDALONE:
277 name = "Standalone Application";
278 /* A second argument overwrites the load address */
280 hdr->ih_load = htonl(simple_strtoul(argv[2], NULL, 16));
284 name = "Kernel Image";
287 name = "Multi-File Image";
288 len = ntohl(len_ptr[0]);
289 /* OS kernel is always the first image */
290 data += 8; /* kernel_len + terminator */
291 for (i=1; len_ptr[i]; ++i)
294 default: printf ("Wrong Image Type for %s command\n", cmdtp->name);
295 show_boot_progress (-5);
298 show_boot_progress (6);
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...
306 iflag = disable_interrupts();
308 #ifdef CONFIG_AMIGAONEG3SE
310 * We've possible left the caches enabled during
311 * bios emulation, so turn them off again
314 invalidate_l1_instruction_cache();
319 switch (hdr->ih_comp) {
321 if(ntohl(hdr->ih_load) == addr) {
322 printf (" XIP %s ... ", name);
324 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
326 void *to = (void *)ntohl(hdr->ih_load);
327 void *from = (void *)data;
329 printf (" Loading %s ... ", name);
332 size_t tail = (l > CHUNKSZ) ? CHUNKSZ : l;
334 memmove (to, from, tail);
339 #else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
340 memmove ((void *) ntohl(hdr->ih_load), (uchar *)data, len);
341 #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
345 printf (" Uncompressing %s ... ", name);
346 if (gunzip ((void *)ntohl(hdr->ih_load), unc_len,
347 (uchar *)data, &len) != 0) {
348 puts ("GUNZIP ERROR - must RESET board to recover\n");
349 show_boot_progress (-6);
350 do_reset (cmdtp, flag, argc, argv);
355 printf (" Uncompressing %s ... ", name);
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.
361 i = BZ2_bzBuffToBuffDecompress ((char*)ntohl(hdr->ih_load),
362 &unc_len, (char *)data, len,
363 CFG_MALLOC_LEN < (4096 * 1024), 0);
365 printf ("BUNZIP2 ERROR %d - must RESET board to recover\n", i);
366 show_boot_progress (-6);
367 do_reset (cmdtp, flag, argc, argv);
370 #endif /* CONFIG_BZIP2 */
374 printf ("Unimplemented compression type %d\n", hdr->ih_comp);
375 show_boot_progress (-7);
379 show_boot_progress (7);
381 switch (hdr->ih_type) {
382 case IH_TYPE_STANDALONE:
386 /* load (and uncompress), but don't start if "autostart"
389 if (((s = getenv("autostart")) != NULL) && (strcmp(s,"no") == 0)) {
391 sprintf(buf, "%lX", len);
392 setenv("filesize", buf);
395 appl = (int (*)(int, char *[]))ntohl(hdr->ih_ep);
396 (*appl)(argc-1, &argv[1]);
405 printf ("Can't boot image type %d\n", hdr->ih_type);
406 show_boot_progress (-8);
409 show_boot_progress (8);
411 switch (hdr->ih_os) {
412 default: /* handled by (original) Linux case */
414 #ifdef CONFIG_SILENT_CONSOLE
415 fixup_silent_linux();
417 do_bootm_linux (cmdtp, flag, argc, argv,
418 addr, len_ptr, verify);
421 do_bootm_netbsd (cmdtp, flag, argc, argv,
422 addr, len_ptr, verify);
425 #ifdef CONFIG_LYNXKDI
427 do_bootm_lynxkdi (cmdtp, flag, argc, argv,
428 addr, len_ptr, verify);
433 do_bootm_rtems (cmdtp, flag, argc, argv,
434 addr, len_ptr, verify);
437 #if defined(CONFIG_CMD_ELF)
439 do_bootm_vxworks (cmdtp, flag, argc, argv,
440 addr, len_ptr, verify);
443 do_bootm_qnxelf (cmdtp, flag, argc, argv,
444 addr, len_ptr, verify);
449 do_bootm_artos (cmdtp, flag, argc, argv,
450 addr, len_ptr, verify);
455 show_boot_progress (-9);
457 puts ("\n## Control returned to monitor - resetting...\n");
458 do_reset (cmdtp, flag, argc, argv);
464 bootm, CFG_MAXARGS, 1, do_bootm,
465 "bootm - boot application image from memory\n",
466 "[addr [arg ...]]\n - boot application image stored in memory\n"
467 "\tpassing arguments 'arg ...'; when booting a Linux kernel,\n"
468 "\t'arg' can be the address of an initrd image\n"
469 #if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT)
470 "\tWhen booting a Linux kernel which requires a flat device-tree\n"
471 "\ta third argument is required which is the address of the\n"
472 "\tdevice-tree blob. To boot that kernel without an initrd image,\n"
473 "\tuse a '-' for the second argument. If you do not pass a third\n"
474 "\ta bd_info struct will be passed instead\n"
478 #ifdef CONFIG_SILENT_CONSOLE
480 fixup_silent_linux ()
482 char buf[256], *start, *end;
483 char *cmdline = getenv ("bootargs");
485 /* Only fix cmdline when requested */
486 if (!(gd->flags & GD_FLG_SILENT))
489 debug ("before silent fix-up: %s\n", cmdline);
491 if ((start = strstr (cmdline, "console=")) != NULL) {
492 end = strchr (start, ' ');
493 strncpy (buf, cmdline, (start - cmdline + 8));
495 strcpy (buf + (start - cmdline + 8), end);
497 buf[start - cmdline + 8] = '\0';
499 strcpy (buf, cmdline);
500 strcat (buf, " console=");
503 strcpy (buf, "console=");
506 setenv ("bootargs", buf);
507 debug ("after silent fix-up: %s\n", buf);
509 #endif /* CONFIG_SILENT_CONSOLE */
512 static void __attribute__((noinline))
513 do_bootm_linux (cmd_tbl_t *cmdtp, int flag,
514 int argc, char *argv[],
521 ulong initrd_start, initrd_end;
522 ulong cmd_start, cmd_end;
525 int initrd_copy_to_ram = 1;
529 void (*kernel)(bd_t *, ulong, ulong, ulong, ulong);
530 image_header_t *hdr = &header;
531 #if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT)
532 char *of_flat_tree = NULL;
536 if ((s = getenv ("initrd_high")) != NULL) {
537 /* a value of "no" or a similar string will act like 0,
538 * turning the "load high" feature off. This is intentional.
540 initrd_high = simple_strtoul(s, NULL, 16);
541 if (initrd_high == ~0)
542 initrd_copy_to_ram = 0;
543 } else { /* not set, no restrictions to load high */
547 #ifdef CONFIG_LOGBUFFER
549 /* Prevent initrd from overwriting logbuffer */
550 if (initrd_high < (kbd->bi_memsize-LOGBUFF_LEN-LOGBUFF_OVERHEAD))
551 initrd_high = kbd->bi_memsize-LOGBUFF_LEN-LOGBUFF_OVERHEAD;
552 debug ("## Logbuffer at 0x%08lX ", kbd->bi_memsize-LOGBUFF_LEN);
556 * Booting a (Linux) kernel image
558 * Allocate space for command line and board info - the
559 * address should be as high as possible within the reach of
560 * the kernel (see CFG_BOOTMAPSZ settings), but in unused
561 * memory, which means far enough below the current stack
565 asm( "mr %0,1": "=r"(sp) : );
567 debug ("## Current stack ends at 0x%08lX ", sp);
569 sp -= 2048; /* just to be sure */
570 if (sp > CFG_BOOTMAPSZ)
574 debug ("=> set upper limit to 0x%08lX\n", sp);
576 cmdline = (char *)((sp - CFG_BARGSIZE) & ~0xF);
577 kbd = (bd_t *)(((ulong)cmdline - sizeof(bd_t)) & ~0xF);
579 if ((s = getenv("bootargs")) == NULL)
584 cmd_start = (ulong)&cmdline[0];
585 cmd_end = cmd_start + strlen(cmdline);
590 printf ("## cmdline at 0x%08lX ... 0x%08lX\n", cmd_start, cmd_end);
592 do_bdinfo (NULL, 0, 0, NULL);
595 if ((s = getenv ("clocks_in_mhz")) != NULL) {
596 /* convert all clock information to MHz */
597 kbd->bi_intfreq /= 1000000L;
598 kbd->bi_busfreq /= 1000000L;
599 #if defined(CONFIG_MPC8220)
600 kbd->bi_inpfreq /= 1000000L;
601 kbd->bi_pcifreq /= 1000000L;
602 kbd->bi_pevfreq /= 1000000L;
603 kbd->bi_flbfreq /= 1000000L;
604 kbd->bi_vcofreq /= 1000000L;
606 #if defined(CONFIG_CPM2)
607 kbd->bi_cpmfreq /= 1000000L;
608 kbd->bi_brgfreq /= 1000000L;
609 kbd->bi_sccfreq /= 1000000L;
610 kbd->bi_vco /= 1000000L;
612 #if defined(CONFIG_MPC5xxx)
613 kbd->bi_ipbfreq /= 1000000L;
614 kbd->bi_pcifreq /= 1000000L;
615 #endif /* CONFIG_MPC5xxx */
618 kernel = (void (*)(bd_t *, ulong, ulong, ulong, ulong)) ntohl(hdr->ih_ep);
621 * Check if there is an initrd image
624 #if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT)
625 /* Look for a '-' which indicates to ignore the ramdisk argument */
626 if (argc >= 3 && strcmp(argv[2], "-") == 0) {
627 debug ("Skipping initrd\n");
633 debug ("Not skipping initrd\n");
634 show_boot_progress (9);
636 addr = simple_strtoul(argv[2], NULL, 16);
638 printf ("## Loading RAMDisk Image at %08lx ...\n", addr);
640 /* Copy header so we can blank CRC field for re-calculation */
641 memmove (&header, (char *)addr, sizeof(image_header_t));
643 if (ntohl(hdr->ih_magic) != IH_MAGIC) {
644 puts ("Bad Magic Number\n");
645 show_boot_progress (-10);
646 do_reset (cmdtp, flag, argc, argv);
649 data = (ulong)&header;
650 len = sizeof(image_header_t);
652 checksum = ntohl(hdr->ih_hcrc);
655 if (crc32 (0, (uchar *)data, len) != checksum) {
656 puts ("Bad Header Checksum\n");
657 show_boot_progress (-11);
658 do_reset (cmdtp, flag, argc, argv);
661 show_boot_progress (10);
663 print_image_hdr (hdr);
665 data = addr + sizeof(image_header_t);
666 len = ntohl(hdr->ih_size);
670 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
671 ulong cdata = data, edata = cdata + len;
672 #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
674 puts (" Verifying Checksum ... ");
676 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
678 while (cdata < edata) {
679 ulong chunk = edata - cdata;
683 csum = crc32 (csum, (uchar *)cdata, chunk);
688 #else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
689 csum = crc32 (0, (uchar *)data, len);
690 #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
692 if (csum != ntohl(hdr->ih_dcrc)) {
693 puts ("Bad Data CRC\n");
694 show_boot_progress (-12);
695 do_reset (cmdtp, flag, argc, argv);
700 show_boot_progress (11);
702 if ((hdr->ih_os != IH_OS_LINUX) ||
703 (hdr->ih_arch != IH_CPU_PPC) ||
704 (hdr->ih_type != IH_TYPE_RAMDISK) ) {
705 puts ("No Linux PPC Ramdisk Image\n");
706 show_boot_progress (-13);
707 do_reset (cmdtp, flag, argc, argv);
711 * Now check if we have a multifile image
713 } else if ((hdr->ih_type==IH_TYPE_MULTI) && (len_ptr[1])) {
714 u_long tail = ntohl(len_ptr[0]) % 4;
717 show_boot_progress (13);
719 /* skip kernel length and terminator */
720 data = (ulong)(&len_ptr[2]);
721 /* skip any additional image length fields */
722 for (i=1; len_ptr[i]; ++i)
724 /* add kernel length, and align */
725 data += ntohl(len_ptr[0]);
730 len = ntohl(len_ptr[1]);
736 show_boot_progress (14);
741 #if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT)
743 of_flat_tree = (char *) simple_strtoul(argv[3], NULL, 16);
744 hdr = (image_header_t *)of_flat_tree;
745 #if defined(CONFIG_OF_FLAT_TREE)
746 if (*((ulong *)(of_flat_tree + sizeof(image_header_t))) != OF_DT_HEADER) {
748 if (fdt_check_header(of_flat_tree + sizeof(image_header_t)) != 0) {
751 if (addr2info((ulong)of_flat_tree) != NULL)
752 of_data = (ulong)of_flat_tree;
754 } else if (ntohl(hdr->ih_magic) == IH_MAGIC) {
755 printf("## Flat Device Tree at %08lX\n", hdr);
756 print_image_hdr(hdr);
758 if ((ntohl(hdr->ih_load) < ((unsigned long)hdr + ntohl(hdr->ih_size) + sizeof(hdr))) &&
759 ((ntohl(hdr->ih_load) + ntohl(hdr->ih_size)) > (unsigned long)hdr)) {
760 puts ("ERROR: fdt overwritten - "
761 "must RESET the board to recover.\n");
762 do_reset (cmdtp, flag, argc, argv);
765 puts (" Verifying Checksum ... ");
766 memmove (&header, (char *)hdr, sizeof(image_header_t));
767 checksum = ntohl(header.ih_hcrc);
770 if(checksum != crc32(0, (uchar *)&header, sizeof(image_header_t))) {
771 puts ("ERROR: fdt header checksum invalid - "
772 "must RESET the board to recover.\n");
773 do_reset (cmdtp, flag, argc, argv);
776 checksum = ntohl(hdr->ih_dcrc);
777 addr = (ulong)((uchar *)(hdr) + sizeof(image_header_t));
779 if(checksum != crc32(0, (uchar *)addr, ntohl(hdr->ih_size))) {
780 puts ("ERROR: fdt checksum invalid - "
781 "must RESET the board to recover.\n");
782 do_reset (cmdtp, flag, argc, argv);
786 if (ntohl(hdr->ih_type) != IH_TYPE_FLATDT) {
787 puts ("ERROR: uImage is not a fdt - "
788 "must RESET the board to recover.\n");
789 do_reset (cmdtp, flag, argc, argv);
791 if (ntohl(hdr->ih_comp) != IH_COMP_NONE) {
792 puts ("ERROR: uImage is compressed - "
793 "must RESET the board to recover.\n");
794 do_reset (cmdtp, flag, argc, argv);
796 #if defined(CONFIG_OF_FLAT_TREE)
797 if (*((ulong *)(of_flat_tree + sizeof(image_header_t))) != OF_DT_HEADER) {
799 if (fdt_check_header(of_flat_tree + sizeof(image_header_t)) != 0) {
801 puts ("ERROR: uImage data is not a fdt - "
802 "must RESET the board to recover.\n");
803 do_reset (cmdtp, flag, argc, argv);
806 memmove((void *)ntohl(hdr->ih_load),
807 (void *)(of_flat_tree + sizeof(image_header_t)),
808 ntohl(hdr->ih_size));
809 of_flat_tree = (char *)ntohl(hdr->ih_load);
811 puts ("Did not find a flat Flat Device Tree.\n"
812 "Must RESET the board to recover.\n");
813 do_reset (cmdtp, flag, argc, argv);
815 printf (" Booting using the fdt at 0x%x\n",
817 } else if ((hdr->ih_type==IH_TYPE_MULTI) && (len_ptr[1]) && (len_ptr[2])) {
818 u_long tail = ntohl(len_ptr[0]) % 4;
821 /* skip kernel length, initrd length, and terminator */
822 of_flat_tree = (char *)(&len_ptr[3]);
823 /* skip any additional image length fields */
824 for (i=2; len_ptr[i]; ++i)
826 /* add kernel length, and align */
827 of_flat_tree += ntohl(len_ptr[0]);
829 of_flat_tree += 4 - tail;
832 /* add initrd length, and align */
833 tail = ntohl(len_ptr[1]) % 4;
834 of_flat_tree += ntohl(len_ptr[1]);
836 of_flat_tree += 4 - tail;
840 /* move the blob if it is in flash (set of_data to !null) */
841 if (addr2info ((ulong)of_flat_tree) != NULL)
842 of_data = (ulong)of_flat_tree;
846 #if defined(CONFIG_OF_FLAT_TREE)
847 if (*((ulong *)(of_flat_tree)) != OF_DT_HEADER) {
849 if (fdt_check_header (of_flat_tree) != 0) {
851 puts ("ERROR: image is not a fdt - "
852 "must RESET the board to recover.\n");
853 do_reset (cmdtp, flag, argc, argv);
856 #if defined(CONFIG_OF_FLAT_TREE)
857 if (((struct boot_param_header *)of_flat_tree)->totalsize !=
858 ntohl (len_ptr[2])) {
860 if (be32_to_cpu (fdt_totalsize (of_flat_tree)) !=
863 puts ("ERROR: fdt size != image size - "
864 "must RESET the board to recover.\n");
865 do_reset (cmdtp, flag, argc, argv);
870 debug ("No initrd\n");
874 if (!initrd_copy_to_ram) { /* zero-copy ramdisk support */
876 initrd_end = initrd_start + len;
878 initrd_start = (ulong)kbd - len;
879 initrd_start &= ~(4096 - 1); /* align on page */
885 * the inital ramdisk does not need to be within
886 * CFG_BOOTMAPSZ as it is not accessed until after
887 * the mm system is initialised.
889 * do the stack bottom calculation again and see if
890 * the initrd will fit just below the monitor stack
891 * bottom without overwriting the area allocated
892 * above for command line args and board info.
894 asm( "mr %0,1": "=r"(nsp) : );
895 nsp -= 2048; /* just to be sure */
897 if (nsp > initrd_high) /* limit as specified */
900 nsp &= ~(4096 - 1); /* align on page */
905 show_boot_progress (12);
907 debug ("## initrd at 0x%08lX ... 0x%08lX (len=%ld=0x%lX)\n",
908 data, data + len - 1, len, len);
910 initrd_end = initrd_start + len;
911 printf (" Loading Ramdisk to %08lx, end %08lx ... ",
912 initrd_start, initrd_end);
913 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
916 void *to = (void *)initrd_start;
917 void *from = (void *)data;
920 size_t tail = (l > CHUNKSZ) ? CHUNKSZ : l;
922 memmove (to, from, tail);
928 #else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
929 memmove ((void *)initrd_start, (void *)data, len);
930 #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
938 #if defined(CONFIG_OF_LIBFDT)
942 * The blob must be within CFG_BOOTMAPSZ,
943 * so we flag it to be copied if it is not.
945 if (of_flat_tree >= (char *)CFG_BOOTMAPSZ)
946 of_data = (ulong)of_flat_tree;
949 /* move of_flat_tree if needed */
952 ulong of_start, of_len;
954 of_len = be32_to_cpu(fdt_totalsize(of_data));
956 /* position on a 4K boundary before the kbd */
957 of_start = (ulong)kbd - of_len;
958 of_start &= ~(4096 - 1); /* align on page */
959 debug ("## device tree at 0x%08lX ... 0x%08lX (len=%ld=0x%lX)\n",
960 of_data, of_data + of_len - 1, of_len, of_len);
962 of_flat_tree = (char *)of_start;
963 printf (" Loading Device Tree to %08lx, end %08lx ... ",
964 of_start, of_start + of_len - 1);
965 err = fdt_open_into((void *)of_data, (void *)of_start, of_len);
967 puts ("ERROR: fdt move failed - "
968 "must RESET the board to recover.\n");
969 do_reset (cmdtp, flag, argc, argv);
974 * Add the chosen node if it doesn't exist, add the env and bd_t
975 * if the user wants it (the logic is in the subroutines).
978 if (fdt_chosen(of_flat_tree, initrd_start, initrd_end, 0) < 0) {
979 puts ("ERROR: /chosen node create failed - "
980 "must RESET the board to recover.\n");
981 do_reset (cmdtp, flag, argc, argv);
983 #ifdef CONFIG_OF_HAS_UBOOT_ENV
984 if (fdt_env(of_flat_tree) < 0) {
985 puts ("ERROR: /u-boot-env node create failed - "
986 "must RESET the board to recover.\n");
987 do_reset (cmdtp, flag, argc, argv);
990 #ifdef CONFIG_OF_HAS_BD_T
991 if (fdt_bd_t(of_flat_tree) < 0) {
992 puts ("ERROR: /bd_t node create failed - "
993 "must RESET the board to recover.\n");
994 do_reset (cmdtp, flag, argc, argv);
997 #ifdef CONFIG_OF_BOARD_SETUP
998 /* Call the board-specific fixup routine */
999 ft_board_setup(of_flat_tree, gd->bd);
1002 #endif /* CONFIG_OF_LIBFDT */
1003 #if defined(CONFIG_OF_FLAT_TREE)
1004 #ifdef CFG_BOOTMAPSZ
1006 * The blob must be within CFG_BOOTMAPSZ,
1007 * so we flag it to be copied if it is not.
1009 if (of_flat_tree >= (char *)CFG_BOOTMAPSZ)
1010 of_data = (ulong)of_flat_tree;
1013 /* move of_flat_tree if needed */
1015 ulong of_start, of_len;
1016 of_len = ((struct boot_param_header *)of_data)->totalsize;
1018 /* provide extra 8k pad */
1019 of_start = (ulong)kbd - of_len - 8192;
1020 of_start &= ~(4096 - 1); /* align on page */
1021 debug ("## device tree at 0x%08lX ... 0x%08lX (len=%ld=0x%lX)\n",
1022 of_data, of_data + of_len - 1, of_len, of_len);
1024 of_flat_tree = (char *)of_start;
1025 printf (" Loading Device Tree to %08lx, end %08lx ... ",
1026 of_start, of_start + of_len - 1);
1027 memmove ((void *)of_start, (void *)of_data, of_len);
1031 * Create the /chosen node and modify the blob with board specific
1034 ft_setup(of_flat_tree, kbd, initrd_start, initrd_end);
1035 /* ft_dump_blob(of_flat_tree); */
1037 debug ("## Transferring control to Linux (at address %08lx) ...\n",
1040 show_boot_progress (15);
1042 #if defined(CFG_INIT_RAM_LOCK) && !defined(CONFIG_E500)
1043 unlock_ram_in_cache();
1046 #if defined(CONFIG_OF_FLAT_TREE) || defined(CONFIG_OF_LIBFDT)
1047 if (of_flat_tree) { /* device tree; boot new style */
1049 * Linux Kernel Parameters (passing device tree):
1050 * r3: pointer to the fdt, followed by the board info data
1051 * r4: physical pointer to the kernel itself
1056 (*kernel) ((bd_t *)of_flat_tree, (ulong)kernel, 0, 0, 0);
1057 /* does not return */
1061 * Linux Kernel Parameters (passing board info data):
1062 * r3: ptr to board info data
1063 * r4: initrd_start or 0 if no initrd
1064 * r5: initrd_end - unused if r4 is 0
1065 * r6: Start of command line string
1066 * r7: End of command line string
1068 (*kernel) (kbd, initrd_start, initrd_end, cmd_start, cmd_end);
1069 /* does not return */
1071 #endif /* CONFIG_PPC */
1074 do_bootm_netbsd (cmd_tbl_t *cmdtp, int flag,
1075 int argc, char *argv[],
1080 image_header_t *hdr = &header;
1082 void (*loader)(bd_t *, image_header_t *, char *, char *);
1083 image_header_t *img_addr;
1089 * Booting a (NetBSD) kernel image
1091 * This process is pretty similar to a standalone application:
1092 * The (first part of an multi-) image must be a stage-2 loader,
1093 * which in turn is responsible for loading & invoking the actual
1094 * kernel. The only differences are the parameters being passed:
1095 * besides the board info strucure, the loader expects a command
1096 * line, the name of the console device, and (optionally) the
1097 * address of the original image header.
1101 if ((hdr->ih_type==IH_TYPE_MULTI) && (len_ptr[1]))
1102 img_addr = (image_header_t *) addr;
1106 #if defined (CONFIG_8xx_CONS_SMC1)
1108 #elif defined (CONFIG_8xx_CONS_SMC2)
1110 #elif defined (CONFIG_8xx_CONS_SCC2)
1112 #elif defined (CONFIG_8xx_CONS_SCC3)
1120 for (i=2, len=0 ; i<argc ; i+=1)
1121 len += strlen (argv[i]) + 1;
1122 cmdline = malloc (len);
1124 for (i=2, len=0 ; i<argc ; i+=1) {
1126 cmdline[len++] = ' ';
1127 strcpy (&cmdline[len], argv[i]);
1128 len += strlen (argv[i]);
1130 } else if ((cmdline = getenv("bootargs")) == NULL) {
1134 loader = (void (*)(bd_t *, image_header_t *, char *, char *)) ntohl(hdr->ih_ep);
1136 printf ("## Transferring control to NetBSD stage-2 loader (at address %08lx) ...\n",
1139 show_boot_progress (15);
1142 * NetBSD Stage-2 Loader Parameters:
1143 * r3: ptr to board info data
1145 * r5: console device
1146 * r6: boot args string
1148 (*loader) (gd->bd, img_addr, consdev, cmdline);
1151 #if defined(CONFIG_ARTOS) && defined(CONFIG_PPC)
1153 /* Function that returns a character from the environment */
1154 extern uchar (*env_get_char)(int);
1157 do_bootm_artos (cmd_tbl_t *cmdtp, int flag,
1158 int argc, char *argv[],
1166 int i, j, nxt, len, envno, envsz;
1168 void (*entry)(bd_t *bd, char *cmdline, char **fwenv, ulong top);
1169 image_header_t *hdr = &header;
1172 * Booting an ARTOS kernel image + application
1175 /* this used to be the top of memory, but was wrong... */
1177 /* get stack pointer */
1178 asm volatile ("mr %0,1" : "=r"(top) );
1180 debug ("## Current stack ends at 0x%08lX ", top);
1182 top -= 2048; /* just to be sure */
1183 if (top > CFG_BOOTMAPSZ)
1184 top = CFG_BOOTMAPSZ;
1187 debug ("=> set upper limit to 0x%08lX\n", top);
1189 /* first check the artos specific boot args, then the linux args*/
1190 if ((s = getenv("abootargs")) == NULL && (s = getenv("bootargs")) == NULL)
1193 /* get length of cmdline, and place it */
1195 top = (top - (len + 1)) & ~0xF;
1196 cmdline = (char *)top;
1197 debug ("## cmdline at 0x%08lX ", top);
1201 top = (top - sizeof(bd_t)) & ~0xF;
1202 debug ("## bd at 0x%08lX ", top);
1204 memcpy(kbd, gd->bd, sizeof(bd_t));
1206 /* first find number of env entries, and their size */
1209 for (i = 0; env_get_char(i) != '\0'; i = nxt + 1) {
1210 for (nxt = i; env_get_char(nxt) != '\0'; ++nxt)
1213 envsz += (nxt - i) + 1; /* plus trailing zero */
1215 envno++; /* plus the terminating zero */
1216 debug ("## %u envvars total size %u ", envno, envsz);
1218 top = (top - sizeof(char **)*envno) & ~0xF;
1219 fwenv = (char **)top;
1220 debug ("## fwenv at 0x%08lX ", top);
1222 top = (top - envsz) & ~0xF;
1227 for (i = 0; env_get_char(i) != '\0'; i = nxt + 1) {
1228 for (nxt = i; env_get_char(nxt) != '\0'; ++nxt)
1231 for (j = i; j < nxt; ++j)
1232 *s++ = env_get_char(j);
1235 *ss++ = NULL; /* terminate */
1237 entry = (void (*)(bd_t *, char *, char **, ulong))ntohl(hdr->ih_ep);
1238 (*entry)(kbd, cmdline, fwenv, top);
1243 #if defined(CONFIG_CMD_BOOTD)
1244 int do_bootd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
1247 #ifndef CFG_HUSH_PARSER
1248 if (run_command (getenv ("bootcmd"), flag) < 0) rcode = 1;
1250 if (parse_string_outer(getenv("bootcmd"),
1251 FLAG_PARSE_SEMICOLON | FLAG_EXIT_FROM_LOOP) != 0 ) rcode = 1;
1257 boot, 1, 1, do_bootd,
1258 "boot - boot default, i.e., run 'bootcmd'\n",
1262 /* keep old command name "bootd" for backward compatibility */
1264 bootd, 1, 1, do_bootd,
1265 "bootd - boot default, i.e., run 'bootcmd'\n",
1271 #if defined(CONFIG_CMD_IMI)
1272 int do_iminfo ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
1279 return image_info (load_addr);
1282 for (arg=1; arg <argc; ++arg) {
1283 addr = simple_strtoul(argv[arg], NULL, 16);
1284 if (image_info (addr) != 0) rcode = 1;
1289 static int image_info (ulong addr)
1291 ulong data, len, checksum;
1292 image_header_t *hdr = &header;
1294 printf ("\n## Checking Image at %08lx ...\n", addr);
1296 /* Copy header so we can blank CRC field for re-calculation */
1297 memmove (&header, (char *)addr, sizeof(image_header_t));
1299 if (ntohl(hdr->ih_magic) != IH_MAGIC) {
1300 puts (" Bad Magic Number\n");
1304 data = (ulong)&header;
1305 len = sizeof(image_header_t);
1307 checksum = ntohl(hdr->ih_hcrc);
1310 if (crc32 (0, (uchar *)data, len) != checksum) {
1311 puts (" Bad Header Checksum\n");
1315 /* for multi-file images we need the data part, too */
1316 print_image_hdr ((image_header_t *)addr);
1318 data = addr + sizeof(image_header_t);
1319 len = ntohl(hdr->ih_size);
1321 puts (" Verifying Checksum ... ");
1322 if (crc32 (0, (uchar *)data, len) != ntohl(hdr->ih_dcrc)) {
1323 puts (" Bad Data CRC\n");
1331 iminfo, CFG_MAXARGS, 1, do_iminfo,
1332 "iminfo - print header information for application image\n",
1334 " - print header information for application image starting at\n"
1335 " address 'addr' in memory; this includes verification of the\n"
1336 " image contents (magic number, header and payload checksums)\n"
1341 #if defined(CONFIG_CMD_IMLS)
1342 /*-----------------------------------------------------------------------
1343 * List all images found in flash.
1345 int do_imls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
1349 image_header_t *hdr;
1350 ulong data, len, checksum;
1352 for (i=0, info=&flash_info[0]; i<CFG_MAX_FLASH_BANKS; ++i, ++info) {
1353 if (info->flash_id == FLASH_UNKNOWN)
1355 for (j=0; j<info->sector_count; ++j) {
1357 if (!(hdr=(image_header_t *)info->start[j]) ||
1358 (ntohl(hdr->ih_magic) != IH_MAGIC))
1361 /* Copy header so we can blank CRC field for re-calculation */
1362 memmove (&header, (char *)hdr, sizeof(image_header_t));
1364 checksum = ntohl(header.ih_hcrc);
1367 if (crc32 (0, (uchar *)&header, sizeof(image_header_t))
1371 printf ("Image at %08lX:\n", (ulong)hdr);
1372 print_image_hdr( hdr );
1374 data = (ulong)hdr + sizeof(image_header_t);
1375 len = ntohl(hdr->ih_size);
1377 puts (" Verifying Checksum ... ");
1378 if (crc32 (0, (uchar *)data, len) != ntohl(hdr->ih_dcrc)) {
1379 puts (" Bad Data CRC\n");
1391 imls, 1, 1, do_imls,
1392 "imls - list all images found in flash\n",
1394 " - Prints information about all images found at sector\n"
1395 " boundaries in flash.\n"
1400 print_image_hdr (image_header_t *hdr)
1402 #if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE)
1403 time_t timestamp = (time_t)ntohl(hdr->ih_time);
1407 printf (" Image Name: %.*s\n", IH_NMLEN, hdr->ih_name);
1408 #if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE)
1409 to_tm (timestamp, &tm);
1410 printf (" Created: %4d-%02d-%02d %2d:%02d:%02d UTC\n",
1411 tm.tm_year, tm.tm_mon, tm.tm_mday,
1412 tm.tm_hour, tm.tm_min, tm.tm_sec);
1414 puts (" Image Type: "); print_type(hdr);
1415 printf ("\n Data Size: %d Bytes = ", ntohl(hdr->ih_size));
1416 print_size (ntohl(hdr->ih_size), "\n");
1417 printf (" Load Address: %08x\n"
1418 " Entry Point: %08x\n",
1419 ntohl(hdr->ih_load), ntohl(hdr->ih_ep));
1421 if (hdr->ih_type == IH_TYPE_MULTI) {
1424 ulong *len_ptr = (ulong *)((ulong)hdr + sizeof(image_header_t));
1426 puts (" Contents:\n");
1427 for (i=0; (len = ntohl(*len_ptr)); ++i, ++len_ptr) {
1428 printf (" Image %d: %8ld Bytes = ", i, len);
1429 print_size (len, "\n");
1436 print_type (image_header_t *hdr)
1438 char *os, *arch, *type, *comp;
1440 switch (hdr->ih_os) {
1441 case IH_OS_INVALID: os = "Invalid OS"; break;
1442 case IH_OS_NETBSD: os = "NetBSD"; break;
1443 case IH_OS_LINUX: os = "Linux"; break;
1444 case IH_OS_VXWORKS: os = "VxWorks"; break;
1445 case IH_OS_QNX: os = "QNX"; break;
1446 case IH_OS_U_BOOT: os = "U-Boot"; break;
1447 case IH_OS_RTEMS: os = "RTEMS"; break;
1449 case IH_OS_ARTOS: os = "ARTOS"; break;
1451 #ifdef CONFIG_LYNXKDI
1452 case IH_OS_LYNXOS: os = "LynxOS"; break;
1454 default: os = "Unknown OS"; break;
1457 switch (hdr->ih_arch) {
1458 case IH_CPU_INVALID: arch = "Invalid CPU"; break;
1459 case IH_CPU_ALPHA: arch = "Alpha"; break;
1460 case IH_CPU_ARM: arch = "ARM"; break;
1461 case IH_CPU_AVR32: arch = "AVR32"; break;
1462 case IH_CPU_BLACKFIN: arch = "Blackfin"; break;
1463 case IH_CPU_I386: arch = "Intel x86"; break;
1464 case IH_CPU_IA64: arch = "IA64"; break;
1465 case IH_CPU_M68K: arch = "M68K"; break;
1466 case IH_CPU_MICROBLAZE: arch = "Microblaze"; break;
1467 case IH_CPU_MIPS64: arch = "MIPS 64 Bit"; break;
1468 case IH_CPU_MIPS: arch = "MIPS"; break;
1469 case IH_CPU_NIOS2: arch = "Nios-II"; break;
1470 case IH_CPU_NIOS: arch = "Nios"; break;
1471 case IH_CPU_PPC: arch = "PowerPC"; break;
1472 case IH_CPU_S390: arch = "IBM S390"; break;
1473 case IH_CPU_SH: arch = "SuperH"; break;
1474 case IH_CPU_SPARC64: arch = "SPARC 64 Bit"; break;
1475 case IH_CPU_SPARC: arch = "SPARC"; break;
1476 default: arch = "Unknown Architecture"; break;
1479 switch (hdr->ih_type) {
1480 case IH_TYPE_INVALID: type = "Invalid Image"; break;
1481 case IH_TYPE_STANDALONE:type = "Standalone Program"; break;
1482 case IH_TYPE_KERNEL: type = "Kernel Image"; break;
1483 case IH_TYPE_RAMDISK: type = "RAMDisk Image"; break;
1484 case IH_TYPE_MULTI: type = "Multi-File Image"; break;
1485 case IH_TYPE_FIRMWARE: type = "Firmware"; break;
1486 case IH_TYPE_SCRIPT: type = "Script"; break;
1487 case IH_TYPE_FLATDT: type = "Flat Device Tree"; break;
1488 default: type = "Unknown Image"; break;
1491 switch (hdr->ih_comp) {
1492 case IH_COMP_NONE: comp = "uncompressed"; break;
1493 case IH_COMP_GZIP: comp = "gzip compressed"; break;
1494 case IH_COMP_BZIP2: comp = "bzip2 compressed"; break;
1495 default: comp = "unknown compression"; break;
1498 printf ("%s %s %s (%s)", arch, os, type, comp);
1501 #define ZALLOC_ALIGNMENT 16
1503 static void *zalloc(void *x, unsigned items, unsigned size)
1508 size = (size + ZALLOC_ALIGNMENT - 1) & ~(ZALLOC_ALIGNMENT - 1);
1515 static void zfree(void *x, void *addr, unsigned nb)
1521 #define EXTRA_FIELD 4
1523 #define COMMENT 0x10
1524 #define RESERVED 0xe0
1528 int gunzip(void *dst, int dstlen, unsigned char *src, unsigned long *lenp)
1536 if (src[2] != DEFLATED || (flags & RESERVED) != 0) {
1537 puts ("Error: Bad gzipped data\n");
1540 if ((flags & EXTRA_FIELD) != 0)
1541 i = 12 + src[10] + (src[11] << 8);
1542 if ((flags & ORIG_NAME) != 0)
1543 while (src[i++] != 0)
1545 if ((flags & COMMENT) != 0)
1546 while (src[i++] != 0)
1548 if ((flags & HEAD_CRC) != 0)
1551 puts ("Error: gunzip out of data in header\n");
1557 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
1558 s.outcb = (cb_func)WATCHDOG_RESET;
1561 #endif /* CONFIG_HW_WATCHDOG */
1563 r = inflateInit2(&s, -MAX_WBITS);
1565 printf ("Error: inflateInit2() returned %d\n", r);
1568 s.next_in = src + i;
1569 s.avail_in = *lenp - i;
1571 s.avail_out = dstlen;
1572 r = inflate(&s, Z_FINISH);
1573 if (r != Z_OK && r != Z_STREAM_END) {
1574 printf ("Error: inflate() returned %d\n", r);
1577 *lenp = s.next_out - (unsigned char *) dst;
1584 void bz_internal_error(int errcode)
1586 printf ("BZIP2 internal error %d\n", errcode);
1588 #endif /* CONFIG_BZIP2 */
1591 do_bootm_rtems (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
1592 ulong addr, ulong *len_ptr, int verify)
1594 image_header_t *hdr = &header;
1595 void (*entry_point)(bd_t *);
1597 entry_point = (void (*)(bd_t *)) ntohl(hdr->ih_ep);
1599 printf ("## Transferring control to RTEMS (at address %08lx) ...\n",
1600 (ulong)entry_point);
1602 show_boot_progress (15);
1606 * r3: ptr to board info data
1609 (*entry_point ) ( gd->bd );
1612 #if defined(CONFIG_CMD_ELF)
1614 do_bootm_vxworks (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
1615 ulong addr, ulong *len_ptr, int verify)
1617 image_header_t *hdr = &header;
1620 sprintf(str, "%x", ntohl(hdr->ih_ep)); /* write entry-point into string */
1621 setenv("loadaddr", str);
1622 do_bootvx(cmdtp, 0, 0, NULL);
1626 do_bootm_qnxelf (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[],
1627 ulong addr, ulong *len_ptr, int verify)
1629 image_header_t *hdr = &header;
1630 char *local_args[2];
1633 sprintf(str, "%x", ntohl(hdr->ih_ep)); /* write entry-point into string */
1634 local_args[0] = argv[0];
1635 local_args[1] = str; /* and provide it via the arguments */
1636 do_bootelf(cmdtp, 0, 2, local_args);
1640 #ifdef CONFIG_LYNXKDI
1642 do_bootm_lynxkdi (cmd_tbl_t *cmdtp, int flag,
1643 int argc, char *argv[],
1648 lynxkdi_boot( &header );
1651 #endif /* CONFIG_LYNXKDI */