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47d1a6e1 | 1 | /* |
15940c9a | 2 | * (C) Copyright 2000-2006 |
47d1a6e1 WD |
3 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. |
4 | * | |
5 | * See file CREDITS for list of people who contributed to this | |
6 | * project. | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU General Public License as | |
10 | * published by the Free Software Foundation; either version 2 of | |
11 | * the License, or (at your option) any later version. | |
12 | * | |
13 | * This program is distributed in the hope that it will be useful, | |
14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
16 | * GNU General Public License for more details. | |
17 | * | |
18 | * You should have received a copy of the GNU General Public License | |
19 | * along with this program; if not, write to the Free Software | |
20 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
21 | * MA 02111-1307 USA | |
22 | */ | |
23 | ||
b97a2a0a | 24 | |
47d1a6e1 WD |
25 | /* |
26 | * Boot support | |
27 | */ | |
28 | #include <common.h> | |
29 | #include <watchdog.h> | |
30 | #include <command.h> | |
47d1a6e1 WD |
31 | #include <image.h> |
32 | #include <malloc.h> | |
33 | #include <zlib.h> | |
c29fdfc1 | 34 | #include <bzlib.h> |
7f70e853 | 35 | #include <environment.h> |
4ed6552f | 36 | #include <lmb.h> |
47d1a6e1 | 37 | #include <asm/byteorder.h> |
8bde7f77 | 38 | |
ebb86c4e | 39 | #if defined(CONFIG_CMD_USB) |
3d71c81a MK |
40 | #include <usb.h> |
41 | #endif | |
42 | ||
47d1a6e1 WD |
43 | #ifdef CFG_HUSH_PARSER |
44 | #include <hush.h> | |
45 | #endif | |
46 | ||
1ee1180b | 47 | DECLARE_GLOBAL_DATA_PTR; |
228f29ac | 48 | |
1ee1180b MB |
49 | extern int gunzip (void *dst, int dstlen, unsigned char *src, unsigned long *lenp); |
50 | #ifndef CFG_BOOTM_LEN | |
51 | #define CFG_BOOTM_LEN 0x800000 /* use 8MByte as default max gunzip size */ | |
2abbe075 WD |
52 | #endif |
53 | ||
321359f2 MB |
54 | #ifdef CONFIG_BZIP2 |
55 | extern void bz_internal_error(int); | |
47d1a6e1 WD |
56 | #endif |
57 | ||
baa26db4 | 58 | #if defined(CONFIG_CMD_IMI) |
47d1a6e1 WD |
59 | static int image_info (unsigned long addr); |
60 | #endif | |
27b207fd | 61 | |
baa26db4 | 62 | #if defined(CONFIG_CMD_IMLS) |
27b207fd | 63 | #include <flash.h> |
e6f2e902 | 64 | extern flash_info_t flash_info[]; /* info for FLASH chips */ |
27b207fd WD |
65 | static int do_imls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); |
66 | #endif | |
67 | ||
1ee1180b MB |
68 | #ifdef CONFIG_SILENT_CONSOLE |
69 | static void fixup_silent_linux (void); | |
70 | #endif | |
47d1a6e1 | 71 | |
6986a385 MB |
72 | static image_header_t *image_get_kernel (ulong img_addr, int verify); |
73 | #if defined(CONFIG_FIT) | |
74 | static int fit_check_kernel (const void *fit, int os_noffset, int verify); | |
2262cfee WD |
75 | #endif |
76 | ||
9a4daad0 | 77 | static void *boot_get_kernel (cmd_tbl_t *cmdtp, int flag,int argc, char *argv[], |
8a5ea3e6 | 78 | bootm_headers_t *images, ulong *os_data, ulong *os_len); |
1ee1180b | 79 | extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); |
47d1a6e1 WD |
80 | |
81 | /* | |
82 | * Continue booting an OS image; caller already has: | |
83 | * - copied image header to global variable `header' | |
84 | * - checked header magic number, checksums (both header & image), | |
85 | * - verified image architecture (PPC) and type (KERNEL or MULTI), | |
86 | * - loaded (first part of) image to header load address, | |
87 | * - disabled interrupts. | |
88 | */ | |
1ee1180b | 89 | typedef void boot_os_fn (cmd_tbl_t *cmdtp, int flag, |
f13e7b2e | 90 | int argc, char *argv[], |
8a5ea3e6 | 91 | bootm_headers_t *images); /* pointers to os/initrd/fdt */ |
1ee1180b MB |
92 | |
93 | extern boot_os_fn do_bootm_linux; | |
94 | static boot_os_fn do_bootm_netbsd; | |
f13e7b2e | 95 | #if defined(CONFIG_LYNXKDI) |
1ee1180b MB |
96 | static boot_os_fn do_bootm_lynxkdi; |
97 | extern void lynxkdi_boot (image_header_t *); | |
47d1a6e1 | 98 | #endif |
1ee1180b | 99 | static boot_os_fn do_bootm_rtems; |
baa26db4 | 100 | #if defined(CONFIG_CMD_ELF) |
1ee1180b MB |
101 | static boot_os_fn do_bootm_vxworks; |
102 | static boot_os_fn do_bootm_qnxelf; | |
103 | int do_bootvx (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); | |
104 | int do_bootelf (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); | |
90253178 | 105 | #endif |
7f70e853 | 106 | #if defined(CONFIG_ARTOS) && defined(CONFIG_PPC) |
1ee1180b | 107 | static boot_os_fn do_bootm_artos; |
1f4bb37d | 108 | #endif |
47d1a6e1 | 109 | |
1ee1180b | 110 | ulong load_addr = CFG_LOAD_ADDR; /* Default Load Address */ |
d5934ad7 | 111 | static bootm_headers_t images; /* pointers to os/initrd/fdt images */ |
15940c9a | 112 | |
e822d7fc KG |
113 | void __board_lmb_reserve(struct lmb *lmb) |
114 | { | |
115 | /* please define platform specific board_lmb_reserve() */ | |
116 | } | |
117 | void board_lmb_reserve(struct lmb *lmb) __attribute__((weak, alias("__board_lmb_reserve"))); | |
47d1a6e1 | 118 | |
47d1a6e1 | 119 | |
1ee1180b MB |
120 | /*******************************************************************/ |
121 | /* bootm - boot application image from image in memory */ | |
122 | /*******************************************************************/ | |
47d1a6e1 WD |
123 | int do_bootm (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) |
124 | { | |
f13e7b2e | 125 | ulong iflag; |
42b73e8e | 126 | const char *type_name; |
f13e7b2e | 127 | uint unc_len = CFG_BOOTM_LEN; |
d5934ad7 | 128 | uint8_t comp, type, os; |
47d1a6e1 | 129 | |
d5934ad7 | 130 | void *os_hdr; |
f13e7b2e | 131 | ulong os_data, os_len; |
7582438c MB |
132 | ulong image_start, image_end; |
133 | ulong load_start, load_end; | |
391fd93a BB |
134 | ulong mem_start; |
135 | phys_size_t mem_size; | |
47d1a6e1 | 136 | |
4ed6552f | 137 | struct lmb lmb; |
47d1a6e1 | 138 | |
d5934ad7 | 139 | memset ((void *)&images, 0, sizeof (images)); |
edbed247 | 140 | images.verify = getenv_yesno ("verify"); |
4ed6552f | 141 | images.lmb = &lmb; |
47d1a6e1 | 142 | |
4ed6552f | 143 | lmb_init(&lmb); |
47d1a6e1 | 144 | |
d3f2fa0d KG |
145 | mem_start = getenv_bootm_low(); |
146 | mem_size = getenv_bootm_size(); | |
47d1a6e1 | 147 | |
391fd93a | 148 | lmb_add(&lmb, (phys_addr_t)mem_start, mem_size); |
47d1a6e1 | 149 | |
e822d7fc | 150 | board_lmb_reserve(&lmb); |
47d1a6e1 | 151 | |
5cf746c3 | 152 | /* get kernel image header, start address and length */ |
9a4daad0 | 153 | os_hdr = boot_get_kernel (cmdtp, flag, argc, argv, |
d5934ad7 | 154 | &images, &os_data, &os_len); |
6986a385 MB |
155 | if (os_len == 0) { |
156 | puts ("ERROR: can't get kernel image!\n"); | |
47d1a6e1 | 157 | return 1; |
bccae903 | 158 | } |
bccae903 | 159 | |
d5934ad7 | 160 | /* get image parameters */ |
9a4daad0 | 161 | switch (genimg_get_format (os_hdr)) { |
d5934ad7 MB |
162 | case IMAGE_FORMAT_LEGACY: |
163 | type = image_get_type (os_hdr); | |
164 | comp = image_get_comp (os_hdr); | |
165 | os = image_get_os (os_hdr); | |
bccae903 | 166 | |
d5934ad7 MB |
167 | image_end = image_get_image_end (os_hdr); |
168 | load_start = image_get_load (os_hdr); | |
169 | break; | |
170 | #if defined(CONFIG_FIT) | |
171 | case IMAGE_FORMAT_FIT: | |
3dfe1101 MB |
172 | if (fit_image_get_type (images.fit_hdr_os, |
173 | images.fit_noffset_os, &type)) { | |
6986a385 | 174 | puts ("Can't get image type!\n"); |
1372cce2 | 175 | show_boot_progress (-109); |
6986a385 MB |
176 | return 1; |
177 | } | |
47d1a6e1 | 178 | |
3dfe1101 MB |
179 | if (fit_image_get_comp (images.fit_hdr_os, |
180 | images.fit_noffset_os, &comp)) { | |
6986a385 | 181 | puts ("Can't get image compression!\n"); |
1372cce2 | 182 | show_boot_progress (-110); |
6986a385 MB |
183 | return 1; |
184 | } | |
47d1a6e1 | 185 | |
3dfe1101 MB |
186 | if (fit_image_get_os (images.fit_hdr_os, |
187 | images.fit_noffset_os, &os)) { | |
6986a385 | 188 | puts ("Can't get image OS!\n"); |
1372cce2 | 189 | show_boot_progress (-111); |
47d1a6e1 WD |
190 | return 1; |
191 | } | |
47d1a6e1 | 192 | |
6986a385 MB |
193 | image_end = fit_get_end (images.fit_hdr_os); |
194 | ||
3dfe1101 | 195 | if (fit_image_get_load (images.fit_hdr_os, images.fit_noffset_os, |
6986a385 MB |
196 | &load_start)) { |
197 | puts ("Can't get image load address!\n"); | |
1372cce2 | 198 | show_boot_progress (-112); |
6986a385 | 199 | return 1; |
b13fb01a WD |
200 | } |
201 | break; | |
d5934ad7 MB |
202 | #endif |
203 | default: | |
204 | puts ("ERROR: unknown image format type!\n"); | |
47d1a6e1 WD |
205 | return 1; |
206 | } | |
d5934ad7 MB |
207 | |
208 | image_start = (ulong)os_hdr; | |
209 | load_end = 0; | |
9a4daad0 | 210 | type_name = genimg_get_type_name (type); |
47d1a6e1 WD |
211 | |
212 | /* | |
213 | * We have reached the point of no return: we are going to | |
214 | * overwrite all exception vector code, so we cannot easily | |
215 | * recover from any failures any more... | |
216 | */ | |
47d1a6e1 WD |
217 | iflag = disable_interrupts(); |
218 | ||
ebb86c4e | 219 | #if defined(CONFIG_CMD_USB) |
699f0512 WD |
220 | /* |
221 | * turn off USB to prevent the host controller from writing to the | |
222 | * SDRAM while Linux is booting. This could happen (at least for OHCI | |
223 | * controller), because the HCCA (Host Controller Communication Area) | |
224 | * lies within the SDRAM and the host controller writes continously to | |
225 | * this area (as busmaster!). The HccaFrameNumber is for example | |
226 | * updated every 1 ms within the HCCA structure in SDRAM! For more | |
227 | * details see the OpenHCI specification. | |
228 | */ | |
3d71c81a MK |
229 | usb_stop(); |
230 | #endif | |
231 | ||
232 | ||
c7de829c WD |
233 | #ifdef CONFIG_AMIGAONEG3SE |
234 | /* | |
8bde7f77 | 235 | * We've possible left the caches enabled during |
c7de829c WD |
236 | * bios emulation, so turn them off again |
237 | */ | |
238 | icache_disable(); | |
c7de829c WD |
239 | dcache_disable(); |
240 | #endif | |
241 | ||
d5934ad7 | 242 | switch (comp) { |
47d1a6e1 | 243 | case IH_COMP_NONE: |
d5934ad7 | 244 | if (load_start == (ulong)os_hdr) { |
42b73e8e | 245 | printf (" XIP %s ... ", type_name); |
47d1a6e1 | 246 | } else { |
42b73e8e | 247 | printf (" Loading %s ... ", type_name); |
47d1a6e1 | 248 | |
d5934ad7 | 249 | memmove_wd ((void *)load_start, |
f13e7b2e | 250 | (void *)os_data, os_len, CHUNKSZ); |
47d1a6e1 | 251 | } |
2e752be3 GL |
252 | load_end = load_start + os_len; |
253 | puts("OK\n"); | |
47d1a6e1 WD |
254 | break; |
255 | case IH_COMP_GZIP: | |
42b73e8e | 256 | printf (" Uncompressing %s ... ", type_name); |
d5934ad7 | 257 | if (gunzip ((void *)load_start, unc_len, |
f13e7b2e | 258 | (uchar *)os_data, &os_len) != 0) { |
2682ce8a MB |
259 | puts ("GUNZIP: uncompress or overwrite error " |
260 | "- must RESET board to recover\n"); | |
fad63407 | 261 | show_boot_progress (-6); |
47d1a6e1 WD |
262 | do_reset (cmdtp, flag, argc, argv); |
263 | } | |
7582438c MB |
264 | |
265 | load_end = load_start + os_len; | |
47d1a6e1 | 266 | break; |
c29fdfc1 WD |
267 | #ifdef CONFIG_BZIP2 |
268 | case IH_COMP_BZIP2: | |
42b73e8e | 269 | printf (" Uncompressing %s ... ", type_name); |
5653fc33 WD |
270 | /* |
271 | * If we've got less than 4 MB of malloc() space, | |
272 | * use slower decompression algorithm which requires | |
273 | * at most 2300 KB of memory. | |
274 | */ | |
d5934ad7 | 275 | int i = BZ2_bzBuffToBuffDecompress ((char*)load_start, |
f13e7b2e MB |
276 | &unc_len, (char *)os_data, os_len, |
277 | CFG_MALLOC_LEN < (4096 * 1024), 0); | |
c29fdfc1 | 278 | if (i != BZ_OK) { |
2682ce8a MB |
279 | printf ("BUNZIP2: uncompress or overwrite error %d " |
280 | "- must RESET board to recover\n", i); | |
fad63407 | 281 | show_boot_progress (-6); |
c29fdfc1 WD |
282 | do_reset (cmdtp, flag, argc, argv); |
283 | } | |
7582438c MB |
284 | |
285 | load_end = load_start + unc_len; | |
c29fdfc1 WD |
286 | break; |
287 | #endif /* CONFIG_BZIP2 */ | |
47d1a6e1 WD |
288 | default: |
289 | if (iflag) | |
290 | enable_interrupts(); | |
d5934ad7 | 291 | printf ("Unimplemented compression type %d\n", comp); |
fad63407 | 292 | show_boot_progress (-7); |
47d1a6e1 WD |
293 | return 1; |
294 | } | |
4b9206ed | 295 | puts ("OK\n"); |
5cf746c3 | 296 | debug (" kernel loaded at 0x%08lx, end = 0x%08lx\n", load_start, load_end); |
fad63407 | 297 | show_boot_progress (7); |
47d1a6e1 | 298 | |
7582438c MB |
299 | if ((load_start < image_end) && (load_end > image_start)) { |
300 | debug ("image_start = 0x%lX, image_end = 0x%lx\n", image_start, image_end); | |
301 | debug ("load_start = 0x%lx, load_end = 0x%lx\n", load_start, load_end); | |
47d1a6e1 | 302 | |
cb1c4896 MB |
303 | if (images.legacy_hdr_valid) { |
304 | if (image_get_type (&images.legacy_hdr_os_copy) == IH_TYPE_MULTI) | |
305 | puts ("WARNING: legacy format multi component " | |
306 | "image overwritten\n"); | |
307 | } else { | |
308 | puts ("ERROR: new format image overwritten - " | |
309 | "must RESET the board to recover\n"); | |
310 | show_boot_progress (-113); | |
311 | do_reset (cmdtp, flag, argc, argv); | |
312 | } | |
47d1a6e1 | 313 | } |
7582438c | 314 | |
fad63407 | 315 | show_boot_progress (8); |
47d1a6e1 | 316 | |
4ed6552f KG |
317 | lmb_reserve(&lmb, load_start, (load_end - load_start)); |
318 | ||
d5934ad7 | 319 | switch (os) { |
47d1a6e1 WD |
320 | default: /* handled by (original) Linux case */ |
321 | case IH_OS_LINUX: | |
f72da340 WD |
322 | #ifdef CONFIG_SILENT_CONSOLE |
323 | fixup_silent_linux(); | |
324 | #endif | |
8a5ea3e6 | 325 | do_bootm_linux (cmdtp, flag, argc, argv, &images); |
47d1a6e1 | 326 | break; |
1ee1180b | 327 | |
47d1a6e1 | 328 | case IH_OS_NETBSD: |
8a5ea3e6 | 329 | do_bootm_netbsd (cmdtp, flag, argc, argv, &images); |
47d1a6e1 | 330 | break; |
8bde7f77 | 331 | |
1f4bb37d WD |
332 | #ifdef CONFIG_LYNXKDI |
333 | case IH_OS_LYNXOS: | |
8a5ea3e6 | 334 | do_bootm_lynxkdi (cmdtp, flag, argc, argv, &images); |
1f4bb37d WD |
335 | break; |
336 | #endif | |
337 | ||
d791b1dc | 338 | case IH_OS_RTEMS: |
8a5ea3e6 | 339 | do_bootm_rtems (cmdtp, flag, argc, argv, &images); |
d791b1dc | 340 | break; |
8bde7f77 | 341 | |
baa26db4 | 342 | #if defined(CONFIG_CMD_ELF) |
47d1a6e1 | 343 | case IH_OS_VXWORKS: |
8a5ea3e6 | 344 | do_bootm_vxworks (cmdtp, flag, argc, argv, &images); |
47d1a6e1 | 345 | break; |
f13e7b2e | 346 | |
47d1a6e1 | 347 | case IH_OS_QNX: |
8a5ea3e6 | 348 | do_bootm_qnxelf (cmdtp, flag, argc, argv, &images); |
47d1a6e1 | 349 | break; |
90253178 | 350 | #endif |
1ee1180b | 351 | |
7f70e853 WD |
352 | #ifdef CONFIG_ARTOS |
353 | case IH_OS_ARTOS: | |
8a5ea3e6 | 354 | do_bootm_artos (cmdtp, flag, argc, argv, &images); |
7f70e853 WD |
355 | break; |
356 | #endif | |
47d1a6e1 WD |
357 | } |
358 | ||
fad63407 | 359 | show_boot_progress (-9); |
47d1a6e1 | 360 | #ifdef DEBUG |
4b9206ed | 361 | puts ("\n## Control returned to monitor - resetting...\n"); |
3216ca96 | 362 | do_reset (cmdtp, flag, argc, argv); |
47d1a6e1 | 363 | #endif |
3216ca96 | 364 | if (iflag) |
a44a269a MB |
365 | enable_interrupts(); |
366 | ||
47d1a6e1 WD |
367 | return 1; |
368 | } | |
369 | ||
1efd4360 | 370 | /** |
9a4daad0 MB |
371 | * image_get_kernel - verify legacy format kernel image |
372 | * @img_addr: in RAM address of the legacy format image to be verified | |
373 | * @verify: data CRC verification flag | |
1efd4360 | 374 | * |
9a4daad0 MB |
375 | * image_get_kernel() verifies legacy image integrity and returns pointer to |
376 | * legacy image header if image verification was completed successfully. | |
1efd4360 MB |
377 | * |
378 | * returns: | |
9a4daad0 MB |
379 | * pointer to a legacy image header if valid image was found |
380 | * otherwise return NULL | |
1efd4360 MB |
381 | */ |
382 | static image_header_t *image_get_kernel (ulong img_addr, int verify) | |
f72da340 | 383 | { |
1efd4360 | 384 | image_header_t *hdr = (image_header_t *)img_addr; |
f72da340 | 385 | |
1efd4360 MB |
386 | if (!image_check_magic(hdr)) { |
387 | puts ("Bad Magic Number\n"); | |
388 | show_boot_progress (-1); | |
389 | return NULL; | |
390 | } | |
391 | show_boot_progress (2); | |
f72da340 | 392 | |
1efd4360 MB |
393 | if (!image_check_hcrc (hdr)) { |
394 | puts ("Bad Header Checksum\n"); | |
395 | show_boot_progress (-2); | |
396 | return NULL; | |
397 | } | |
398 | ||
399 | show_boot_progress (3); | |
400 | image_print_contents (hdr); | |
401 | ||
402 | if (verify) { | |
403 | puts (" Verifying Checksum ... "); | |
404 | if (!image_check_dcrc (hdr)) { | |
405 | printf ("Bad Data CRC\n"); | |
406 | show_boot_progress (-3); | |
407 | return NULL; | |
f72da340 | 408 | } |
1efd4360 | 409 | puts ("OK\n"); |
f72da340 | 410 | } |
1efd4360 | 411 | show_boot_progress (4); |
f72da340 | 412 | |
1efd4360 MB |
413 | if (!image_check_target_arch (hdr)) { |
414 | printf ("Unsupported Architecture 0x%x\n", image_get_arch (hdr)); | |
415 | show_boot_progress (-4); | |
416 | return NULL; | |
417 | } | |
418 | return hdr; | |
f72da340 | 419 | } |
f72da340 | 420 | |
6986a385 MB |
421 | /** |
422 | * fit_check_kernel - verify FIT format kernel subimage | |
423 | * @fit_hdr: pointer to the FIT image header | |
424 | * os_noffset: kernel subimage node offset within FIT image | |
425 | * @verify: data CRC verification flag | |
426 | * | |
427 | * fit_check_kernel() verifies integrity of the kernel subimage and from | |
428 | * specified FIT image. | |
429 | * | |
430 | * returns: | |
431 | * 1, on success | |
432 | * 0, on failure | |
433 | */ | |
434 | #if defined (CONFIG_FIT) | |
435 | static int fit_check_kernel (const void *fit, int os_noffset, int verify) | |
47d1a6e1 | 436 | { |
6986a385 | 437 | fit_image_print (fit, os_noffset, " "); |
47d1a6e1 | 438 | |
6986a385 MB |
439 | if (verify) { |
440 | puts (" Verifying Hash Integrity ... "); | |
441 | if (!fit_image_check_hashes (fit, os_noffset)) { | |
442 | puts ("Bad Data Hash\n"); | |
1372cce2 | 443 | show_boot_progress (-104); |
6986a385 MB |
444 | return 0; |
445 | } | |
446 | puts ("OK\n"); | |
47d1a6e1 | 447 | } |
1372cce2 | 448 | show_boot_progress (105); |
47d1a6e1 | 449 | |
6986a385 MB |
450 | if (!fit_image_check_target_arch (fit, os_noffset)) { |
451 | puts ("Unsupported Architecture\n"); | |
1372cce2 | 452 | show_boot_progress (-105); |
6986a385 MB |
453 | return 0; |
454 | } | |
56f94be3 | 455 | |
1372cce2 | 456 | show_boot_progress (106); |
6986a385 MB |
457 | if (!fit_image_check_type (fit, os_noffset, IH_TYPE_KERNEL)) { |
458 | puts ("Not a kernel image\n"); | |
1372cce2 | 459 | show_boot_progress (-106); |
6986a385 MB |
460 | return 0; |
461 | } | |
47d1a6e1 | 462 | |
1372cce2 | 463 | show_boot_progress (107); |
6986a385 MB |
464 | return 1; |
465 | } | |
466 | #endif /* CONFIG_FIT */ | |
47d1a6e1 | 467 | |
5cf746c3 | 468 | /** |
9a4daad0 | 469 | * boot_get_kernel - find kernel image |
5cf746c3 MB |
470 | * @os_data: pointer to a ulong variable, will hold os data start address |
471 | * @os_len: pointer to a ulong variable, will hold os data length | |
472 | * | |
9a4daad0 | 473 | * boot_get_kernel() tries to find a kernel image, verifies its integrity |
5cf746c3 MB |
474 | * and locates kernel data. |
475 | * | |
476 | * returns: | |
477 | * pointer to image header if valid image was found, plus kernel start | |
478 | * address and length, otherwise NULL | |
479 | */ | |
9a4daad0 | 480 | static void *boot_get_kernel (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[], |
8a5ea3e6 | 481 | bootm_headers_t *images, ulong *os_data, ulong *os_len) |
5cf746c3 MB |
482 | { |
483 | image_header_t *hdr; | |
484 | ulong img_addr; | |
d5934ad7 MB |
485 | #if defined(CONFIG_FIT) |
486 | void *fit_hdr; | |
487 | const char *fit_uname_config = NULL; | |
488 | const char *fit_uname_kernel = NULL; | |
6986a385 MB |
489 | const void *data; |
490 | size_t len; | |
f773bea8 | 491 | int cfg_noffset; |
6986a385 | 492 | int os_noffset; |
d5934ad7 | 493 | #endif |
56f94be3 | 494 | |
d5934ad7 | 495 | /* find out kernel image address */ |
5cf746c3 MB |
496 | if (argc < 2) { |
497 | img_addr = load_addr; | |
d5934ad7 MB |
498 | debug ("* kernel: default image load address = 0x%08lx\n", |
499 | load_addr); | |
500 | #if defined(CONFIG_FIT) | |
501 | } else if (fit_parse_conf (argv[1], load_addr, &img_addr, | |
502 | &fit_uname_config)) { | |
503 | debug ("* kernel: config '%s' from image at 0x%08lx\n", | |
504 | fit_uname_config, img_addr); | |
505 | } else if (fit_parse_subimage (argv[1], load_addr, &img_addr, | |
506 | &fit_uname_kernel)) { | |
507 | debug ("* kernel: subimage '%s' from image at 0x%08lx\n", | |
508 | fit_uname_kernel, img_addr); | |
509 | #endif | |
5cf746c3 MB |
510 | } else { |
511 | img_addr = simple_strtoul(argv[1], NULL, 16); | |
d5934ad7 | 512 | debug ("* kernel: cmdline image address = 0x%08lx\n", img_addr); |
5cf746c3 | 513 | } |
47d1a6e1 | 514 | |
5cf746c3 | 515 | show_boot_progress (1); |
56f94be3 | 516 | |
fff888a1 | 517 | /* copy from dataflash if needed */ |
9a4daad0 | 518 | img_addr = genimg_get_image (img_addr); |
5cf746c3 | 519 | |
d5934ad7 | 520 | /* check image type, for FIT images get FIT kernel node */ |
6986a385 | 521 | *os_data = *os_len = 0; |
9a4daad0 | 522 | switch (genimg_get_format ((void *)img_addr)) { |
d5934ad7 | 523 | case IMAGE_FORMAT_LEGACY: |
6986a385 MB |
524 | printf ("## Booting kernel from Legacy Image at %08lx ...\n", |
525 | img_addr); | |
1efd4360 MB |
526 | hdr = image_get_kernel (img_addr, images->verify); |
527 | if (!hdr) | |
d5934ad7 | 528 | return NULL; |
d5934ad7 MB |
529 | show_boot_progress (5); |
530 | ||
6986a385 | 531 | /* get os_data and os_len */ |
d5934ad7 MB |
532 | switch (image_get_type (hdr)) { |
533 | case IH_TYPE_KERNEL: | |
534 | *os_data = image_get_data (hdr); | |
535 | *os_len = image_get_data_size (hdr); | |
536 | break; | |
537 | case IH_TYPE_MULTI: | |
538 | image_multi_getimg (hdr, 0, os_data, os_len); | |
539 | break; | |
540 | default: | |
541 | printf ("Wrong Image Type for %s command\n", cmdtp->name); | |
542 | show_boot_progress (-5); | |
543 | return NULL; | |
544 | } | |
cb1c4896 MB |
545 | |
546 | /* | |
547 | * copy image header to allow for image overwrites during kernel | |
548 | * decompression. | |
549 | */ | |
550 | memmove (&images->legacy_hdr_os_copy, hdr, sizeof(image_header_t)); | |
551 | ||
552 | /* save pointer to image header */ | |
d5934ad7 | 553 | images->legacy_hdr_os = hdr; |
47d1a6e1 | 554 | |
cb1c4896 | 555 | images->legacy_hdr_valid = 1; |
1372cce2 | 556 | show_boot_progress (6); |
5cf746c3 | 557 | break; |
d5934ad7 MB |
558 | #if defined(CONFIG_FIT) |
559 | case IMAGE_FORMAT_FIT: | |
560 | fit_hdr = (void *)img_addr; | |
6986a385 MB |
561 | printf ("## Booting kernel from FIT Image at %08lx ...\n", |
562 | img_addr); | |
563 | ||
564 | if (!fit_check_format (fit_hdr)) { | |
565 | puts ("Bad FIT kernel image format!\n"); | |
1372cce2 | 566 | show_boot_progress (-100); |
6986a385 MB |
567 | return NULL; |
568 | } | |
1372cce2 | 569 | show_boot_progress (100); |
47d1a6e1 | 570 | |
6986a385 MB |
571 | if (!fit_uname_kernel) { |
572 | /* | |
573 | * no kernel image node unit name, try to get config | |
574 | * node first. If config unit node name is NULL | |
575 | * fit_conf_get_node() will try to find default config node | |
576 | */ | |
1372cce2 | 577 | show_boot_progress (101); |
f773bea8 MB |
578 | cfg_noffset = fit_conf_get_node (fit_hdr, fit_uname_config); |
579 | if (cfg_noffset < 0) { | |
1372cce2 | 580 | show_boot_progress (-101); |
6986a385 | 581 | return NULL; |
1372cce2 | 582 | } |
f773bea8 MB |
583 | /* save configuration uname provided in the first |
584 | * bootm argument | |
585 | */ | |
586 | images->fit_uname_cfg = fdt_get_name (fit_hdr, cfg_noffset, NULL); | |
587 | printf (" Using '%s' configuration\n", images->fit_uname_cfg); | |
588 | show_boot_progress (103); | |
47d1a6e1 | 589 | |
f773bea8 | 590 | os_noffset = fit_conf_get_kernel_node (fit_hdr, cfg_noffset); |
6986a385 MB |
591 | fit_uname_kernel = fit_get_name (fit_hdr, os_noffset, NULL); |
592 | } else { | |
593 | /* get kernel component image node offset */ | |
1372cce2 | 594 | show_boot_progress (102); |
6986a385 MB |
595 | os_noffset = fit_image_get_node (fit_hdr, fit_uname_kernel); |
596 | } | |
1372cce2 MB |
597 | if (os_noffset < 0) { |
598 | show_boot_progress (-103); | |
6986a385 | 599 | return NULL; |
1372cce2 | 600 | } |
47d1a6e1 | 601 | |
6986a385 | 602 | printf (" Trying '%s' kernel subimage\n", fit_uname_kernel); |
47d1a6e1 | 603 | |
1372cce2 | 604 | show_boot_progress (104); |
6986a385 MB |
605 | if (!fit_check_kernel (fit_hdr, os_noffset, images->verify)) |
606 | return NULL; | |
47d1a6e1 | 607 | |
6986a385 MB |
608 | /* get kernel image data address and length */ |
609 | if (fit_image_get_data (fit_hdr, os_noffset, &data, &len)) { | |
610 | puts ("Could not find kernel subimage data!\n"); | |
1372cce2 | 611 | show_boot_progress (-107); |
6986a385 MB |
612 | return NULL; |
613 | } | |
1372cce2 | 614 | show_boot_progress (108); |
47d1a6e1 | 615 | |
6986a385 MB |
616 | *os_len = len; |
617 | *os_data = (ulong)data; | |
618 | images->fit_hdr_os = fit_hdr; | |
619 | images->fit_uname_os = fit_uname_kernel; | |
3dfe1101 | 620 | images->fit_noffset_os = os_noffset; |
6986a385 | 621 | break; |
9c4c5ae3 | 622 | #endif |
5cf746c3 | 623 | default: |
d5934ad7 | 624 | printf ("Wrong Image Format for %s command\n", cmdtp->name); |
1372cce2 | 625 | show_boot_progress (-108); |
5cf746c3 | 626 | return NULL; |
47d1a6e1 WD |
627 | } |
628 | ||
06c53bea | 629 | debug (" kernel data at 0x%08lx, len = 0x%08lx (%ld)\n", |
6986a385 | 630 | *os_data, *os_len, *os_len); |
47d1a6e1 | 631 | |
d5934ad7 | 632 | return (void *)img_addr; |
5cf746c3 | 633 | } |
98a9c4d4 | 634 | |
0d498393 | 635 | U_BOOT_CMD( |
1ee1180b MB |
636 | bootm, CFG_MAXARGS, 1, do_bootm, |
637 | "bootm - boot application image from memory\n", | |
638 | "[addr [arg ...]]\n - boot application image stored in memory\n" | |
639 | "\tpassing arguments 'arg ...'; when booting a Linux kernel,\n" | |
640 | "\t'arg' can be the address of an initrd image\n" | |
4a2ad5ff | 641 | #if defined(CONFIG_OF_LIBFDT) |
98a9c4d4 | 642 | "\tWhen booting a Linux kernel which requires a flat device-tree\n" |
5441f61a | 643 | "\ta third argument is required which is the address of the\n" |
98a9c4d4 MM |
644 | "\tdevice-tree blob. To boot that kernel without an initrd image,\n" |
645 | "\tuse a '-' for the second argument. If you do not pass a third\n" | |
646 | "\ta bd_info struct will be passed instead\n" | |
98a9c4d4 | 647 | #endif |
6986a385 MB |
648 | #if defined(CONFIG_FIT) |
649 | "\t\nFor the new multi component uImage format (FIT) addresses\n" | |
650 | "\tmust be extened to include component or configuration unit name:\n" | |
651 | "\taddr:<subimg_uname> - direct component image specification\n" | |
652 | "\taddr#<conf_uname> - configuration specification\n" | |
653 | "\tUse iminfo command to get the list of existing component\n" | |
654 | "\timages and configurations.\n" | |
655 | #endif | |
8bde7f77 | 656 | ); |
47d1a6e1 | 657 | |
1ee1180b MB |
658 | /*******************************************************************/ |
659 | /* bootd - boot default image */ | |
660 | /*******************************************************************/ | |
baa26db4 | 661 | #if defined(CONFIG_CMD_BOOTD) |
47d1a6e1 WD |
662 | int do_bootd (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) |
663 | { | |
664 | int rcode = 0; | |
47d1a6e1 | 665 | |
47d1a6e1 | 666 | #ifndef CFG_HUSH_PARSER |
1ee1180b MB |
667 | if (run_command (getenv ("bootcmd"), flag) < 0) |
668 | rcode = 1; | |
47d1a6e1 | 669 | #else |
1ee1180b MB |
670 | if (parse_string_outer (getenv ("bootcmd"), |
671 | FLAG_PARSE_SEMICOLON | FLAG_EXIT_FROM_LOOP) != 0) | |
672 | rcode = 1; | |
47d1a6e1 WD |
673 | #endif |
674 | return rcode; | |
675 | } | |
47d1a6e1 | 676 | |
0d498393 | 677 | U_BOOT_CMD( |
1ee1180b MB |
678 | boot, 1, 1, do_bootd, |
679 | "boot - boot default, i.e., run 'bootcmd'\n", | |
9d2b18a0 WD |
680 | NULL |
681 | ); | |
47d1a6e1 | 682 | |
9d2b18a0 | 683 | /* keep old command name "bootd" for backward compatibility */ |
0d498393 | 684 | U_BOOT_CMD( |
1ee1180b MB |
685 | bootd, 1, 1, do_bootd, |
686 | "bootd - boot default, i.e., run 'bootcmd'\n", | |
8bde7f77 WD |
687 | NULL |
688 | ); | |
47d1a6e1 | 689 | |
47d1a6e1 | 690 | #endif |
47d1a6e1 | 691 | |
47d1a6e1 | 692 | |
1ee1180b MB |
693 | /*******************************************************************/ |
694 | /* iminfo - print header info for a requested image */ | |
695 | /*******************************************************************/ | |
baa26db4 | 696 | #if defined(CONFIG_CMD_IMI) |
1ee1180b | 697 | int do_iminfo (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) |
47d1a6e1 WD |
698 | { |
699 | int arg; | |
700 | ulong addr; | |
1ee1180b | 701 | int rcode = 0; |
47d1a6e1 | 702 | |
47d1a6e1 WD |
703 | if (argc < 2) { |
704 | return image_info (load_addr); | |
705 | } | |
47d1a6e1 | 706 | |
1ee1180b MB |
707 | for (arg = 1; arg < argc; ++arg) { |
708 | addr = simple_strtoul (argv[arg], NULL, 16); | |
709 | if (image_info (addr) != 0) | |
710 | rcode = 1; | |
47d1a6e1 WD |
711 | } |
712 | return rcode; | |
713 | } | |
47d1a6e1 | 714 | |
47d1a6e1 WD |
715 | static int image_info (ulong addr) |
716 | { | |
d5934ad7 | 717 | void *hdr = (void *)addr; |
47d1a6e1 | 718 | |
47d1a6e1 | 719 | printf ("\n## Checking Image at %08lx ...\n", addr); |
47d1a6e1 | 720 | |
9a4daad0 | 721 | switch (genimg_get_format (hdr)) { |
d5934ad7 MB |
722 | case IMAGE_FORMAT_LEGACY: |
723 | puts (" Legacy image found\n"); | |
724 | if (!image_check_magic (hdr)) { | |
725 | puts (" Bad Magic Number\n"); | |
726 | return 1; | |
727 | } | |
47d1a6e1 | 728 | |
d5934ad7 MB |
729 | if (!image_check_hcrc (hdr)) { |
730 | puts (" Bad Header Checksum\n"); | |
731 | return 1; | |
47d1a6e1 WD |
732 | } |
733 | ||
d5934ad7 | 734 | image_print_contents (hdr); |
47d1a6e1 | 735 | |
d5934ad7 MB |
736 | puts (" Verifying Checksum ... "); |
737 | if (!image_check_dcrc (hdr)) { | |
738 | puts (" Bad Data CRC\n"); | |
739 | return 1; | |
47d1a6e1 | 740 | } |
d5934ad7 MB |
741 | puts ("OK\n"); |
742 | return 0; | |
743 | #if defined(CONFIG_FIT) | |
744 | case IMAGE_FORMAT_FIT: | |
745 | puts (" FIT image found\n"); | |
47d1a6e1 | 746 | |
e32fea6a MB |
747 | if (!fit_check_format (hdr)) { |
748 | puts ("Bad FIT image format!\n"); | |
749 | return 1; | |
47d1a6e1 WD |
750 | } |
751 | ||
e32fea6a | 752 | fit_print_contents (hdr); |
d5934ad7 MB |
753 | return 0; |
754 | #endif | |
755 | default: | |
756 | puts ("Unknown image format!\n"); | |
757 | break; | |
47d1a6e1 WD |
758 | } |
759 | ||
d5934ad7 | 760 | return 1; |
47d1a6e1 | 761 | } |
0d498393 WD |
762 | |
763 | U_BOOT_CMD( | |
764 | iminfo, CFG_MAXARGS, 1, do_iminfo, | |
8bde7f77 WD |
765 | "iminfo - print header information for application image\n", |
766 | "addr [addr ...]\n" | |
767 | " - print header information for application image starting at\n" | |
768 | " address 'addr' in memory; this includes verification of the\n" | |
769 | " image contents (magic number, header and payload checksums)\n" | |
770 | ); | |
25c751e9 | 771 | #endif |
87a449c8 | 772 | |
25c751e9 | 773 | |
1ee1180b MB |
774 | /*******************************************************************/ |
775 | /* imls - list all images found in flash */ | |
776 | /*******************************************************************/ | |
baa26db4 | 777 | #if defined(CONFIG_CMD_IMLS) |
27b207fd WD |
778 | int do_imls (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) |
779 | { | |
780 | flash_info_t *info; | |
781 | int i, j; | |
d5934ad7 | 782 | void *hdr; |
25c751e9 | 783 | |
1ee1180b MB |
784 | for (i = 0, info = &flash_info[0]; |
785 | i < CFG_MAX_FLASH_BANKS; ++i, ++info) { | |
25c751e9 | 786 | |
27b207fd WD |
787 | if (info->flash_id == FLASH_UNKNOWN) |
788 | goto next_bank; | |
1ee1180b | 789 | for (j = 0; j < info->sector_count; ++j) { |
25c751e9 | 790 | |
d5934ad7 MB |
791 | hdr = (void *)info->start[j]; |
792 | if (!hdr) | |
b97a2a0a | 793 | goto next_sector; |
27b207fd | 794 | |
9a4daad0 | 795 | switch (genimg_get_format (hdr)) { |
d5934ad7 | 796 | case IMAGE_FORMAT_LEGACY: |
d5934ad7 MB |
797 | if (!image_check_hcrc (hdr)) |
798 | goto next_sector; | |
799 | ||
800 | printf ("Legacy Image at %08lX:\n", (ulong)hdr); | |
801 | image_print_contents (hdr); | |
802 | ||
803 | puts (" Verifying Checksum ... "); | |
804 | if (!image_check_dcrc (hdr)) { | |
805 | puts ("Bad Data CRC\n"); | |
806 | } else { | |
807 | puts ("OK\n"); | |
808 | } | |
809 | break; | |
810 | #if defined(CONFIG_FIT) | |
811 | case IMAGE_FORMAT_FIT: | |
e32fea6a MB |
812 | if (!fit_check_format (hdr)) |
813 | goto next_sector; | |
814 | ||
d5934ad7 | 815 | printf ("FIT Image at %08lX:\n", (ulong)hdr); |
e32fea6a | 816 | fit_print_contents (hdr); |
d5934ad7 | 817 | break; |
213bf8c8 | 818 | #endif |
d5934ad7 | 819 | default: |
27b207fd | 820 | goto next_sector; |
25c751e9 | 821 | } |
87a449c8 | 822 | |
bdccc4fe | 823 | next_sector: ; |
c76f951a | 824 | } |
bdccc4fe | 825 | next_bank: ; |
27b207fd | 826 | } |
c76f951a | 827 | |
27b207fd WD |
828 | return (0); |
829 | } | |
c76f951a | 830 | |
27b207fd WD |
831 | U_BOOT_CMD( |
832 | imls, 1, 1, do_imls, | |
833 | "imls - list all images found in flash\n", | |
834 | "\n" | |
835 | " - Prints information about all images found at sector\n" | |
836 | " boundaries in flash.\n" | |
837 | ); | |
98a9c4d4 | 838 | #endif |
47d1a6e1 | 839 | |
1ee1180b | 840 | /*******************************************************************/ |
5cf746c3 | 841 | /* helper routines */ |
1ee1180b | 842 | /*******************************************************************/ |
1ee1180b MB |
843 | #ifdef CONFIG_SILENT_CONSOLE |
844 | static void fixup_silent_linux () | |
845 | { | |
846 | char buf[256], *start, *end; | |
847 | char *cmdline = getenv ("bootargs"); | |
47d1a6e1 | 848 | |
1ee1180b MB |
849 | /* Only fix cmdline when requested */ |
850 | if (!(gd->flags & GD_FLG_SILENT)) | |
851 | return; | |
47d1a6e1 | 852 | |
1ee1180b MB |
853 | debug ("before silent fix-up: %s\n", cmdline); |
854 | if (cmdline) { | |
855 | if ((start = strstr (cmdline, "console=")) != NULL) { | |
856 | end = strchr (start, ' '); | |
857 | strncpy (buf, cmdline, (start - cmdline + 8)); | |
858 | if (end) | |
859 | strcpy (buf + (start - cmdline + 8), end); | |
860 | else | |
861 | buf[start - cmdline + 8] = '\0'; | |
862 | } else { | |
863 | strcpy (buf, cmdline); | |
864 | strcat (buf, " console="); | |
47d1a6e1 | 865 | } |
47d1a6e1 | 866 | } else { |
1ee1180b | 867 | strcpy (buf, "console="); |
e7902122 | 868 | } |
10aaf716 | 869 | |
1ee1180b MB |
870 | setenv ("bootargs", buf); |
871 | debug ("after silent fix-up: %s\n", buf); | |
872 | } | |
873 | #endif /* CONFIG_SILENT_CONSOLE */ | |
38eb508e | 874 | |
38eb508e | 875 | |
1ee1180b MB |
876 | /*******************************************************************/ |
877 | /* OS booting routines */ | |
878 | /*******************************************************************/ | |
c76f951a | 879 | |
1ee1180b | 880 | static void do_bootm_netbsd (cmd_tbl_t *cmdtp, int flag, |
f13e7b2e | 881 | int argc, char *argv[], |
8a5ea3e6 | 882 | bootm_headers_t *images) |
d791b1dc | 883 | { |
1ee1180b | 884 | void (*loader)(bd_t *, image_header_t *, char *, char *); |
d5934ad7 | 885 | image_header_t *os_hdr, *hdr; |
f13e7b2e | 886 | ulong kernel_data, kernel_len; |
1ee1180b MB |
887 | char *consdev; |
888 | char *cmdline; | |
889 | ||
d5934ad7 MB |
890 | #if defined(CONFIG_FIT) |
891 | if (!images->legacy_hdr_valid) { | |
892 | fit_unsupported_reset ("NetBSD"); | |
893 | do_reset (cmdtp, flag, argc, argv); | |
38eb508e GVB |
894 | } |
895 | #endif | |
d5934ad7 | 896 | hdr = images->legacy_hdr_os; |
47d1a6e1 WD |
897 | |
898 | /* | |
899 | * Booting a (NetBSD) kernel image | |
900 | * | |
901 | * This process is pretty similar to a standalone application: | |
902 | * The (first part of an multi-) image must be a stage-2 loader, | |
903 | * which in turn is responsible for loading & invoking the actual | |
904 | * kernel. The only differences are the parameters being passed: | |
905 | * besides the board info strucure, the loader expects a command | |
906 | * line, the name of the console device, and (optionally) the | |
907 | * address of the original image header. | |
908 | */ | |
d5934ad7 | 909 | os_hdr = NULL; |
cb1c4896 | 910 | if (image_check_type (&images->legacy_hdr_os_copy, IH_TYPE_MULTI)) { |
f13e7b2e MB |
911 | image_multi_getimg (hdr, 1, &kernel_data, &kernel_len); |
912 | if (kernel_len) | |
d5934ad7 | 913 | os_hdr = hdr; |
f13e7b2e | 914 | } |
47d1a6e1 WD |
915 | |
916 | consdev = ""; | |
917 | #if defined (CONFIG_8xx_CONS_SMC1) | |
918 | consdev = "smc1"; | |
919 | #elif defined (CONFIG_8xx_CONS_SMC2) | |
920 | consdev = "smc2"; | |
921 | #elif defined (CONFIG_8xx_CONS_SCC2) | |
922 | consdev = "scc2"; | |
923 | #elif defined (CONFIG_8xx_CONS_SCC3) | |
924 | consdev = "scc3"; | |
925 | #endif | |
926 | ||
927 | if (argc > 2) { | |
928 | ulong len; | |
929 | int i; | |
930 | ||
1ee1180b | 931 | for (i = 2, len = 0; i < argc; i += 1) |
47d1a6e1 WD |
932 | len += strlen (argv[i]) + 1; |
933 | cmdline = malloc (len); | |
934 | ||
1ee1180b | 935 | for (i = 2, len = 0; i < argc; i += 1) { |
47d1a6e1 WD |
936 | if (i > 2) |
937 | cmdline[len++] = ' '; | |
938 | strcpy (&cmdline[len], argv[i]); | |
939 | len += strlen (argv[i]); | |
940 | } | |
1ee1180b | 941 | } else if ((cmdline = getenv ("bootargs")) == NULL) { |
47d1a6e1 WD |
942 | cmdline = ""; |
943 | } | |
944 | ||
1ee1180b | 945 | loader = (void (*)(bd_t *, image_header_t *, char *, char *))image_get_ep (hdr); |
47d1a6e1 WD |
946 | |
947 | printf ("## Transferring control to NetBSD stage-2 loader (at address %08lx) ...\n", | |
948 | (ulong)loader); | |
949 | ||
fad63407 | 950 | show_boot_progress (15); |
47d1a6e1 WD |
951 | |
952 | /* | |
953 | * NetBSD Stage-2 Loader Parameters: | |
954 | * r3: ptr to board info data | |
955 | * r4: image address | |
956 | * r5: console device | |
957 | * r6: boot args string | |
958 | */ | |
d5934ad7 | 959 | (*loader) (gd->bd, os_hdr, consdev, cmdline); |
47d1a6e1 WD |
960 | } |
961 | ||
1ee1180b MB |
962 | #ifdef CONFIG_LYNXKDI |
963 | static void do_bootm_lynxkdi (cmd_tbl_t *cmdtp, int flag, | |
964 | int argc, char *argv[], | |
8a5ea3e6 | 965 | bootm_headers_t *images) |
1ee1180b | 966 | { |
cb1c4896 | 967 | image_header_t *hdr = &images->legacy_hdr_os_copy; |
d5934ad7 MB |
968 | |
969 | #if defined(CONFIG_FIT) | |
970 | if (!images->legacy_hdr_valid) { | |
971 | fit_unsupported_reset ("Lynx"); | |
972 | do_reset (cmdtp, flag, argc, argv); | |
973 | } | |
974 | #endif | |
975 | ||
976 | lynxkdi_boot ((image_header_t *)hdr); | |
1ee1180b MB |
977 | } |
978 | #endif /* CONFIG_LYNXKDI */ | |
979 | ||
980 | static void do_bootm_rtems (cmd_tbl_t *cmdtp, int flag, | |
981 | int argc, char *argv[], | |
8a5ea3e6 | 982 | bootm_headers_t *images) |
1ee1180b | 983 | { |
cb1c4896 | 984 | image_header_t *hdr = &images->legacy_hdr_os_copy; |
1ee1180b | 985 | void (*entry_point)(bd_t *); |
d791b1dc | 986 | |
d5934ad7 MB |
987 | #if defined(CONFIG_FIT) |
988 | if (!images->legacy_hdr_valid) { | |
989 | fit_unsupported_reset ("RTEMS"); | |
990 | do_reset (cmdtp, flag, argc, argv); | |
991 | } | |
992 | #endif | |
993 | ||
b97a2a0a | 994 | entry_point = (void (*)(bd_t *))image_get_ep (hdr); |
d791b1dc WD |
995 | |
996 | printf ("## Transferring control to RTEMS (at address %08lx) ...\n", | |
997 | (ulong)entry_point); | |
998 | ||
fad63407 | 999 | show_boot_progress (15); |
d791b1dc WD |
1000 | |
1001 | /* | |
1002 | * RTEMS Parameters: | |
1003 | * r3: ptr to board info data | |
1004 | */ | |
1ee1180b | 1005 | (*entry_point)(gd->bd); |
d791b1dc | 1006 | } |
7f70e853 | 1007 | |
baa26db4 | 1008 | #if defined(CONFIG_CMD_ELF) |
1ee1180b MB |
1009 | static void do_bootm_vxworks (cmd_tbl_t *cmdtp, int flag, |
1010 | int argc, char *argv[], | |
8a5ea3e6 | 1011 | bootm_headers_t *images) |
47d1a6e1 | 1012 | { |
47d1a6e1 | 1013 | char str[80]; |
cb1c4896 | 1014 | image_header_t *hdr = &images->legacy_hdr_os_copy; |
7f70e853 | 1015 | |
d5934ad7 | 1016 | #if defined(CONFIG_FIT) |
cb1c4896 | 1017 | if (!images->legacy_hdr_valid) { |
d5934ad7 MB |
1018 | fit_unsupported_reset ("VxWorks"); |
1019 | do_reset (cmdtp, flag, argc, argv); | |
1020 | } | |
1021 | #endif | |
47d1a6e1 | 1022 | |
b97a2a0a | 1023 | sprintf(str, "%x", image_get_ep (hdr)); /* write entry-point into string */ |
47d1a6e1 WD |
1024 | setenv("loadaddr", str); |
1025 | do_bootvx(cmdtp, 0, 0, NULL); | |
1026 | } | |
1027 | ||
f13e7b2e MB |
1028 | static void do_bootm_qnxelf(cmd_tbl_t *cmdtp, int flag, |
1029 | int argc, char *argv[], | |
8a5ea3e6 | 1030 | bootm_headers_t *images) |
47d1a6e1 | 1031 | { |
47d1a6e1 WD |
1032 | char *local_args[2]; |
1033 | char str[16]; | |
cb1c4896 | 1034 | image_header_t *hdr = &images->legacy_hdr_os_copy; |
d5934ad7 MB |
1035 | |
1036 | #if defined(CONFIG_FIT) | |
1037 | if (!images->legacy_hdr_valid) { | |
1038 | fit_unsupported_reset ("QNX"); | |
1039 | do_reset (cmdtp, flag, argc, argv); | |
1040 | } | |
1041 | #endif | |
47d1a6e1 | 1042 | |
b97a2a0a | 1043 | sprintf(str, "%x", image_get_ep (hdr)); /* write entry-point into string */ |
47d1a6e1 WD |
1044 | local_args[0] = argv[0]; |
1045 | local_args[1] = str; /* and provide it via the arguments */ | |
1046 | do_bootelf(cmdtp, 0, 2, local_args); | |
1047 | } | |
90253178 | 1048 | #endif |
1f4bb37d | 1049 | |
1ee1180b MB |
1050 | #if defined(CONFIG_ARTOS) && defined(CONFIG_PPC) |
1051 | static void do_bootm_artos (cmd_tbl_t *cmdtp, int flag, | |
1052 | int argc, char *argv[], | |
8a5ea3e6 | 1053 | bootm_headers_t *images) |
7f70e853 | 1054 | { |
7f70e853 WD |
1055 | ulong top; |
1056 | char *s, *cmdline; | |
1057 | char **fwenv, **ss; | |
1058 | int i, j, nxt, len, envno, envsz; | |
1059 | bd_t *kbd; | |
1060 | void (*entry)(bd_t *bd, char *cmdline, char **fwenv, ulong top); | |
cb1c4896 | 1061 | image_header_t *hdr = &images->legacy_hdr_os_copy; |
d5934ad7 MB |
1062 | |
1063 | #if defined(CONFIG_FIT) | |
1064 | if (!images->legacy_hdr_valid) { | |
1065 | fit_unsupported_reset ("ARTOS"); | |
1066 | do_reset (cmdtp, flag, argc, argv); | |
1067 | } | |
1068 | #endif | |
7f70e853 WD |
1069 | |
1070 | /* | |
1071 | * Booting an ARTOS kernel image + application | |
1072 | */ | |
1073 | ||
1074 | /* this used to be the top of memory, but was wrong... */ | |
1075 | #ifdef CONFIG_PPC | |
1076 | /* get stack pointer */ | |
1077 | asm volatile ("mr %0,1" : "=r"(top) ); | |
1078 | #endif | |
1079 | debug ("## Current stack ends at 0x%08lX ", top); | |
1080 | ||
1081 | top -= 2048; /* just to be sure */ | |
1082 | if (top > CFG_BOOTMAPSZ) | |
1083 | top = CFG_BOOTMAPSZ; | |
1084 | top &= ~0xF; | |
1085 | ||
1086 | debug ("=> set upper limit to 0x%08lX\n", top); | |
1087 | ||
1088 | /* first check the artos specific boot args, then the linux args*/ | |
1ee1180b | 1089 | if ((s = getenv( "abootargs")) == NULL && (s = getenv ("bootargs")) == NULL) |
7f70e853 WD |
1090 | s = ""; |
1091 | ||
1092 | /* get length of cmdline, and place it */ | |
1ee1180b | 1093 | len = strlen (s); |
7f70e853 WD |
1094 | top = (top - (len + 1)) & ~0xF; |
1095 | cmdline = (char *)top; | |
1096 | debug ("## cmdline at 0x%08lX ", top); | |
1ee1180b | 1097 | strcpy (cmdline, s); |
7f70e853 WD |
1098 | |
1099 | /* copy bdinfo */ | |
1ee1180b | 1100 | top = (top - sizeof (bd_t)) & ~0xF; |
7f70e853 WD |
1101 | debug ("## bd at 0x%08lX ", top); |
1102 | kbd = (bd_t *)top; | |
1ee1180b | 1103 | memcpy (kbd, gd->bd, sizeof (bd_t)); |
7f70e853 WD |
1104 | |
1105 | /* first find number of env entries, and their size */ | |
1106 | envno = 0; | |
1107 | envsz = 0; | |
1ee1180b MB |
1108 | for (i = 0; env_get_char (i) != '\0'; i = nxt + 1) { |
1109 | for (nxt = i; env_get_char (nxt) != '\0'; ++nxt) | |
7f70e853 WD |
1110 | ; |
1111 | envno++; | |
1112 | envsz += (nxt - i) + 1; /* plus trailing zero */ | |
1113 | } | |
1114 | envno++; /* plus the terminating zero */ | |
1115 | debug ("## %u envvars total size %u ", envno, envsz); | |
1116 | ||
1ee1180b | 1117 | top = (top - sizeof (char **) * envno) & ~0xF; |
7f70e853 WD |
1118 | fwenv = (char **)top; |
1119 | debug ("## fwenv at 0x%08lX ", top); | |
1120 | ||
1121 | top = (top - envsz) & ~0xF; | |
1122 | s = (char *)top; | |
1123 | ss = fwenv; | |
1124 | ||
1125 | /* now copy them */ | |
1ee1180b MB |
1126 | for (i = 0; env_get_char (i) != '\0'; i = nxt + 1) { |
1127 | for (nxt = i; env_get_char (nxt) != '\0'; ++nxt) | |
7f70e853 WD |
1128 | ; |
1129 | *ss++ = s; | |
1130 | for (j = i; j < nxt; ++j) | |
1ee1180b | 1131 | *s++ = env_get_char (j); |
7f70e853 WD |
1132 | *s++ = '\0'; |
1133 | } | |
1134 | *ss++ = NULL; /* terminate */ | |
1135 | ||
1ee1180b MB |
1136 | entry = (void (*)(bd_t *, char *, char **, ulong))image_get_ep (hdr); |
1137 | (*entry) (kbd, cmdline, fwenv, top); | |
47d1a6e1 | 1138 | } |
1f4bb37d | 1139 | #endif |