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Commit | Line | Data |
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47d1a6e1 | 1 | /* |
ca95c9df | 2 | * (C) Copyright 2000-2009 |
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> | |
a31e091a | 33 | #include <u-boot/zlib.h> |
c29fdfc1 | 34 | #include <bzlib.h> |
7f70e853 | 35 | #include <environment.h> |
4ed6552f | 36 | #include <lmb.h> |
49c3a861 | 37 | #include <linux/ctype.h> |
47d1a6e1 | 38 | #include <asm/byteorder.h> |
35e7b0f1 | 39 | #include <asm/io.h> |
5bf2766b | 40 | #include <linux/compiler.h> |
8bde7f77 | 41 | |
ebb86c4e | 42 | #if defined(CONFIG_CMD_USB) |
3d71c81a MK |
43 | #include <usb.h> |
44 | #endif | |
45 | ||
6d0f6bcf | 46 | #ifdef CONFIG_SYS_HUSH_PARSER |
47d1a6e1 WD |
47 | #include <hush.h> |
48 | #endif | |
49 | ||
54f9c866 | 50 | #if defined(CONFIG_OF_LIBFDT) |
54f9c866 KG |
51 | #include <libfdt.h> |
52 | #include <fdt_support.h> | |
53 | #endif | |
54 | ||
fc9c1727 | 55 | #ifdef CONFIG_LZMA |
fc9c1727 | 56 | #include <lzma/LzmaTypes.h> |
caf72ff3 | 57 | #include <lzma/LzmaDec.h> |
fc9c1727 LCM |
58 | #include <lzma/LzmaTools.h> |
59 | #endif /* CONFIG_LZMA */ | |
60 | ||
20dde48b PK |
61 | #ifdef CONFIG_LZO |
62 | #include <linux/lzo.h> | |
63 | #endif /* CONFIG_LZO */ | |
64 | ||
1ee1180b | 65 | DECLARE_GLOBAL_DATA_PTR; |
228f29ac | 66 | |
6d0f6bcf JCPV |
67 | #ifndef CONFIG_SYS_BOOTM_LEN |
68 | #define CONFIG_SYS_BOOTM_LEN 0x800000 /* use 8MByte as default max gunzip size */ | |
2abbe075 WD |
69 | #endif |
70 | ||
321359f2 MB |
71 | #ifdef CONFIG_BZIP2 |
72 | extern void bz_internal_error(int); | |
47d1a6e1 WD |
73 | #endif |
74 | ||
baa26db4 | 75 | #if defined(CONFIG_CMD_IMI) |
712fbcf3 | 76 | static int image_info(unsigned long addr); |
47d1a6e1 | 77 | #endif |
27b207fd | 78 | |
baa26db4 | 79 | #if defined(CONFIG_CMD_IMLS) |
27b207fd | 80 | #include <flash.h> |
ca5def3f | 81 | #include <mtd/cfi_flash.h> |
e6f2e902 | 82 | extern flash_info_t flash_info[]; /* info for FLASH chips */ |
8fdf1e0f VK |
83 | #endif |
84 | ||
85 | #if defined(CONFIG_CMD_IMLS) || defined(CONFIG_CMD_IMLS_NAND) | |
712fbcf3 | 86 | static int do_imls(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]); |
27b207fd WD |
87 | #endif |
88 | ||
8fdf1e0f VK |
89 | #include <linux/err.h> |
90 | #include <nand.h> | |
91 | ||
be2e5a09 | 92 | #if defined(CONFIG_SILENT_CONSOLE) && !defined(CONFIG_SILENT_U_BOOT_ONLY) |
712fbcf3 | 93 | static void fixup_silent_linux(void); |
1ee1180b | 94 | #endif |
47d1a6e1 | 95 | |
712fbcf3 | 96 | static image_header_t *image_get_kernel(ulong img_addr, int verify); |
6986a385 | 97 | #if defined(CONFIG_FIT) |
712fbcf3 | 98 | static int fit_check_kernel(const void *fit, int os_noffset, int verify); |
2262cfee WD |
99 | #endif |
100 | ||
35e7b0f1 | 101 | static const void *boot_get_kernel(cmd_tbl_t *cmdtp, int flag, int argc, |
712fbcf3 SW |
102 | char * const argv[], bootm_headers_t *images, |
103 | ulong *os_data, ulong *os_len); | |
47d1a6e1 WD |
104 | |
105 | /* | |
106 | * Continue booting an OS image; caller already has: | |
107 | * - copied image header to global variable `header' | |
108 | * - checked header magic number, checksums (both header & image), | |
109 | * - verified image architecture (PPC) and type (KERNEL or MULTI), | |
110 | * - loaded (first part of) image to header load address, | |
111 | * - disabled interrupts. | |
112 | */ | |
712fbcf3 | 113 | typedef int boot_os_fn(int flag, int argc, char * const argv[], |
8a5ea3e6 | 114 | bootm_headers_t *images); /* pointers to os/initrd/fdt */ |
1ee1180b | 115 | |
b1d0db18 | 116 | #ifdef CONFIG_BOOTM_LINUX |
1ee1180b | 117 | extern boot_os_fn do_bootm_linux; |
b1d0db18 KG |
118 | #endif |
119 | #ifdef CONFIG_BOOTM_NETBSD | |
1ee1180b | 120 | static boot_os_fn do_bootm_netbsd; |
b1d0db18 | 121 | #endif |
f13e7b2e | 122 | #if defined(CONFIG_LYNXKDI) |
1ee1180b | 123 | static boot_os_fn do_bootm_lynxkdi; |
712fbcf3 | 124 | extern void lynxkdi_boot(image_header_t *); |
47d1a6e1 | 125 | #endif |
b1d0db18 | 126 | #ifdef CONFIG_BOOTM_RTEMS |
1ee1180b | 127 | static boot_os_fn do_bootm_rtems; |
b1d0db18 | 128 | #endif |
3df61957 TL |
129 | #if defined(CONFIG_BOOTM_OSE) |
130 | static boot_os_fn do_bootm_ose; | |
131 | #endif | |
04d41409 SS |
132 | #if defined(CONFIG_BOOTM_PLAN9) |
133 | static boot_os_fn do_bootm_plan9; | |
134 | #endif | |
baa26db4 | 135 | #if defined(CONFIG_CMD_ELF) |
1ee1180b MB |
136 | static boot_os_fn do_bootm_vxworks; |
137 | static boot_os_fn do_bootm_qnxelf; | |
712fbcf3 SW |
138 | int do_bootvx(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]); |
139 | int do_bootelf(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]); | |
90253178 | 140 | #endif |
f5ed9e39 PT |
141 | #if defined(CONFIG_INTEGRITY) |
142 | static boot_os_fn do_bootm_integrity; | |
143 | #endif | |
47d1a6e1 | 144 | |
0008555f | 145 | static boot_os_fn *boot_os[] = { |
b1d0db18 | 146 | #ifdef CONFIG_BOOTM_LINUX |
be083159 | 147 | [IH_OS_LINUX] = do_bootm_linux, |
b1d0db18 KG |
148 | #endif |
149 | #ifdef CONFIG_BOOTM_NETBSD | |
be083159 | 150 | [IH_OS_NETBSD] = do_bootm_netbsd, |
b1d0db18 | 151 | #endif |
be083159 KG |
152 | #ifdef CONFIG_LYNXKDI |
153 | [IH_OS_LYNXOS] = do_bootm_lynxkdi, | |
154 | #endif | |
b1d0db18 | 155 | #ifdef CONFIG_BOOTM_RTEMS |
be083159 | 156 | [IH_OS_RTEMS] = do_bootm_rtems, |
b1d0db18 | 157 | #endif |
3df61957 TL |
158 | #if defined(CONFIG_BOOTM_OSE) |
159 | [IH_OS_OSE] = do_bootm_ose, | |
160 | #endif | |
04d41409 SS |
161 | #if defined(CONFIG_BOOTM_PLAN9) |
162 | [IH_OS_PLAN9] = do_bootm_plan9, | |
163 | #endif | |
be083159 KG |
164 | #if defined(CONFIG_CMD_ELF) |
165 | [IH_OS_VXWORKS] = do_bootm_vxworks, | |
166 | [IH_OS_QNX] = do_bootm_qnxelf, | |
167 | #endif | |
168 | #ifdef CONFIG_INTEGRITY | |
169 | [IH_OS_INTEGRITY] = do_bootm_integrity, | |
170 | #endif | |
171 | }; | |
172 | ||
dee17768 | 173 | bootm_headers_t images; /* pointers to os/initrd/fdt images */ |
15940c9a | 174 | |
3dfad40a | 175 | /* Allow for arch specific config before we boot */ |
088f1b19 | 176 | static void __arch_preboot_os(void) |
3dfad40a KG |
177 | { |
178 | /* please define platform specific arch_preboot_os() */ | |
179 | } | |
180 | void arch_preboot_os(void) __attribute__((weak, alias("__arch_preboot_os"))); | |
181 | ||
476af299 | 182 | #define IH_INITRD_ARCH IH_ARCH_DEFAULT |
47d1a6e1 | 183 | |
a16028da | 184 | #ifdef CONFIG_LMB |
44f074c7 MV |
185 | static void boot_start_lmb(bootm_headers_t *images) |
186 | { | |
391fd93a BB |
187 | ulong mem_start; |
188 | phys_size_t mem_size; | |
47d1a6e1 | 189 | |
44f074c7 | 190 | lmb_init(&images->lmb); |
47d1a6e1 | 191 | |
d3f2fa0d KG |
192 | mem_start = getenv_bootm_low(); |
193 | mem_size = getenv_bootm_size(); | |
47d1a6e1 | 194 | |
44f074c7 | 195 | lmb_add(&images->lmb, (phys_addr_t)mem_start, mem_size); |
47d1a6e1 | 196 | |
44f074c7 MV |
197 | arch_lmb_reserve(&images->lmb); |
198 | board_lmb_reserve(&images->lmb); | |
199 | } | |
a16028da | 200 | #else |
35cf5fe5 | 201 | #define lmb_reserve(lmb, base, size) |
44f074c7 | 202 | static inline void boot_start_lmb(bootm_headers_t *images) { } |
a16028da | 203 | #endif |
a16028da | 204 | |
54841ab5 | 205 | static int bootm_start(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) |
a16028da | 206 | { |
35e7b0f1 SG |
207 | const void *os_hdr; |
208 | int ret; | |
a16028da | 209 | |
712fbcf3 SW |
210 | memset((void *)&images, 0, sizeof(images)); |
211 | images.verify = getenv_yesno("verify"); | |
a16028da | 212 | |
44f074c7 | 213 | boot_start_lmb(&images); |
47d1a6e1 | 214 | |
573f14fe SG |
215 | bootstage_mark_name(BOOTSTAGE_ID_BOOTM_START, "bootm_start"); |
216 | ||
5cf746c3 | 217 | /* get kernel image header, start address and length */ |
712fbcf3 | 218 | os_hdr = boot_get_kernel(cmdtp, flag, argc, argv, |
396f635b KG |
219 | &images, &images.os.image_start, &images.os.image_len); |
220 | if (images.os.image_len == 0) { | |
712fbcf3 | 221 | puts("ERROR: can't get kernel image!\n"); |
47d1a6e1 | 222 | return 1; |
bccae903 | 223 | } |
bccae903 | 224 | |
d5934ad7 | 225 | /* get image parameters */ |
712fbcf3 | 226 | switch (genimg_get_format(os_hdr)) { |
d5934ad7 | 227 | case IMAGE_FORMAT_LEGACY: |
712fbcf3 SW |
228 | images.os.type = image_get_type(os_hdr); |
229 | images.os.comp = image_get_comp(os_hdr); | |
230 | images.os.os = image_get_os(os_hdr); | |
bccae903 | 231 | |
712fbcf3 SW |
232 | images.os.end = image_get_image_end(os_hdr); |
233 | images.os.load = image_get_load(os_hdr); | |
d5934ad7 MB |
234 | break; |
235 | #if defined(CONFIG_FIT) | |
236 | case IMAGE_FORMAT_FIT: | |
712fbcf3 | 237 | if (fit_image_get_type(images.fit_hdr_os, |
396f635b | 238 | images.fit_noffset_os, &images.os.type)) { |
712fbcf3 | 239 | puts("Can't get image type!\n"); |
770605e4 | 240 | bootstage_error(BOOTSTAGE_ID_FIT_TYPE); |
6986a385 MB |
241 | return 1; |
242 | } | |
47d1a6e1 | 243 | |
712fbcf3 | 244 | if (fit_image_get_comp(images.fit_hdr_os, |
396f635b | 245 | images.fit_noffset_os, &images.os.comp)) { |
712fbcf3 | 246 | puts("Can't get image compression!\n"); |
770605e4 | 247 | bootstage_error(BOOTSTAGE_ID_FIT_COMPRESSION); |
6986a385 MB |
248 | return 1; |
249 | } | |
47d1a6e1 | 250 | |
712fbcf3 | 251 | if (fit_image_get_os(images.fit_hdr_os, |
396f635b | 252 | images.fit_noffset_os, &images.os.os)) { |
712fbcf3 | 253 | puts("Can't get image OS!\n"); |
770605e4 | 254 | bootstage_error(BOOTSTAGE_ID_FIT_OS); |
47d1a6e1 WD |
255 | return 1; |
256 | } | |
47d1a6e1 | 257 | |
712fbcf3 | 258 | images.os.end = fit_get_end(images.fit_hdr_os); |
6986a385 | 259 | |
712fbcf3 | 260 | if (fit_image_get_load(images.fit_hdr_os, images.fit_noffset_os, |
396f635b | 261 | &images.os.load)) { |
712fbcf3 | 262 | puts("Can't get image load address!\n"); |
770605e4 | 263 | bootstage_error(BOOTSTAGE_ID_FIT_LOADADDR); |
6986a385 | 264 | return 1; |
b13fb01a WD |
265 | } |
266 | break; | |
d5934ad7 MB |
267 | #endif |
268 | default: | |
712fbcf3 | 269 | puts("ERROR: unknown image format type!\n"); |
47d1a6e1 WD |
270 | return 1; |
271 | } | |
d5934ad7 | 272 | |
c160a954 KG |
273 | /* find kernel entry point */ |
274 | if (images.legacy_hdr_valid) { | |
712fbcf3 | 275 | images.ep = image_get_ep(&images.legacy_hdr_os_copy); |
c160a954 KG |
276 | #if defined(CONFIG_FIT) |
277 | } else if (images.fit_uname_os) { | |
712fbcf3 | 278 | ret = fit_image_get_entry(images.fit_hdr_os, |
c160a954 KG |
279 | images.fit_noffset_os, &images.ep); |
280 | if (ret) { | |
712fbcf3 | 281 | puts("Can't get entry point property!\n"); |
c160a954 KG |
282 | return 1; |
283 | } | |
284 | #endif | |
285 | } else { | |
712fbcf3 | 286 | puts("Could not find kernel entry point!\n"); |
c160a954 KG |
287 | return 1; |
288 | } | |
289 | ||
b9b50e89 SW |
290 | if (images.os.type == IH_TYPE_KERNEL_NOLOAD) { |
291 | images.os.load = images.os.image_start; | |
292 | images.ep += images.os.load; | |
293 | } | |
294 | ||
24de2f4b | 295 | if (((images.os.type == IH_TYPE_KERNEL) || |
b9b50e89 | 296 | (images.os.type == IH_TYPE_KERNEL_NOLOAD) || |
24de2f4b | 297 | (images.os.type == IH_TYPE_MULTI)) && |
8b828a8f | 298 | (images.os.os == IH_OS_LINUX)) { |
c4f9419c | 299 | /* find ramdisk */ |
712fbcf3 | 300 | ret = boot_get_ramdisk(argc, argv, &images, IH_INITRD_ARCH, |
c4f9419c KG |
301 | &images.rd_start, &images.rd_end); |
302 | if (ret) { | |
712fbcf3 | 303 | puts("Ramdisk image is corrupt or invalid\n"); |
c4f9419c KG |
304 | return 1; |
305 | } | |
06a09918 KG |
306 | |
307 | #if defined(CONFIG_OF_LIBFDT) | |
308 | /* find flattened device tree */ | |
712fbcf3 SW |
309 | ret = boot_get_fdt(flag, argc, argv, &images, |
310 | &images.ft_addr, &images.ft_len); | |
06a09918 | 311 | if (ret) { |
712fbcf3 | 312 | puts("Could not find a valid device tree\n"); |
06a09918 KG |
313 | return 1; |
314 | } | |
54f9c866 KG |
315 | |
316 | set_working_fdt_addr(images.ft_addr); | |
06a09918 | 317 | #endif |
c4f9419c KG |
318 | } |
319 | ||
396f635b | 320 | images.os.start = (ulong)os_hdr; |
49c3a861 | 321 | images.state = BOOTM_STATE_START; |
47d1a6e1 | 322 | |
396f635b KG |
323 | return 0; |
324 | } | |
3d71c81a | 325 | |
396f635b KG |
326 | #define BOOTM_ERR_RESET -1 |
327 | #define BOOTM_ERR_OVERLAP -2 | |
328 | #define BOOTM_ERR_UNIMPLEMENTED -3 | |
329 | static int bootm_load_os(image_info_t os, ulong *load_end, int boot_progress) | |
330 | { | |
331 | uint8_t comp = os.comp; | |
332 | ulong load = os.load; | |
333 | ulong blob_start = os.start; | |
334 | ulong blob_end = os.end; | |
335 | ulong image_start = os.image_start; | |
336 | ulong image_len = os.image_len; | |
5bf2766b | 337 | __maybe_unused uint unc_len = CONFIG_SYS_BOOTM_LEN; |
d510859b | 338 | int no_overlap = 0; |
60fdc5f2 MW |
339 | #if defined(CONFIG_LZMA) || defined(CONFIG_LZO) |
340 | int ret; | |
341 | #endif /* defined(CONFIG_LZMA) || defined(CONFIG_LZO) */ | |
3d71c81a | 342 | |
712fbcf3 | 343 | const char *type_name = genimg_get_type_name(os.type); |
c7de829c | 344 | |
d5934ad7 | 345 | switch (comp) { |
47d1a6e1 | 346 | case IH_COMP_NONE: |
02cf3459 | 347 | if (load == blob_start || load == image_start) { |
712fbcf3 | 348 | printf(" XIP %s ... ", type_name); |
d510859b | 349 | no_overlap = 1; |
47d1a6e1 | 350 | } else { |
712fbcf3 SW |
351 | printf(" Loading %s ... ", type_name); |
352 | memmove_wd((void *)load, (void *)image_start, | |
54fa2c5b | 353 | image_len, CHUNKSZ); |
47d1a6e1 | 354 | } |
396f635b | 355 | *load_end = load + image_len; |
2e752be3 | 356 | puts("OK\n"); |
47d1a6e1 | 357 | break; |
44431cab | 358 | #ifdef CONFIG_GZIP |
47d1a6e1 | 359 | case IH_COMP_GZIP: |
712fbcf3 SW |
360 | printf(" Uncompressing %s ... ", type_name); |
361 | if (gunzip((void *)load, unc_len, | |
362 | (uchar *)image_start, &image_len) != 0) { | |
363 | puts("GUNZIP: uncompress, out-of-mem or overwrite " | |
364 | "error - must RESET board to recover\n"); | |
396f635b | 365 | if (boot_progress) |
770605e4 | 366 | bootstage_error(BOOTSTAGE_ID_DECOMP_IMAGE); |
396f635b | 367 | return BOOTM_ERR_RESET; |
47d1a6e1 | 368 | } |
7582438c | 369 | |
396f635b | 370 | *load_end = load + image_len; |
47d1a6e1 | 371 | break; |
44431cab | 372 | #endif /* CONFIG_GZIP */ |
c29fdfc1 WD |
373 | #ifdef CONFIG_BZIP2 |
374 | case IH_COMP_BZIP2: | |
712fbcf3 | 375 | printf(" Uncompressing %s ... ", type_name); |
5653fc33 WD |
376 | /* |
377 | * If we've got less than 4 MB of malloc() space, | |
378 | * use slower decompression algorithm which requires | |
379 | * at most 2300 KB of memory. | |
380 | */ | |
712fbcf3 | 381 | int i = BZ2_bzBuffToBuffDecompress((char *)load, |
396f635b | 382 | &unc_len, (char *)image_start, image_len, |
6d0f6bcf | 383 | CONFIG_SYS_MALLOC_LEN < (4096 * 1024), 0); |
c29fdfc1 | 384 | if (i != BZ_OK) { |
712fbcf3 | 385 | printf("BUNZIP2: uncompress or overwrite error %d " |
2682ce8a | 386 | "- must RESET board to recover\n", i); |
396f635b | 387 | if (boot_progress) |
770605e4 | 388 | bootstage_error(BOOTSTAGE_ID_DECOMP_IMAGE); |
396f635b | 389 | return BOOTM_ERR_RESET; |
c29fdfc1 | 390 | } |
7582438c | 391 | |
396f635b | 392 | *load_end = load + unc_len; |
c29fdfc1 WD |
393 | break; |
394 | #endif /* CONFIG_BZIP2 */ | |
fc9c1727 | 395 | #ifdef CONFIG_LZMA |
78e1e846 MF |
396 | case IH_COMP_LZMA: { |
397 | SizeT lzma_len = unc_len; | |
712fbcf3 | 398 | printf(" Uncompressing %s ... ", type_name); |
fc9c1727 | 399 | |
60fdc5f2 | 400 | ret = lzmaBuffToBuffDecompress( |
78e1e846 | 401 | (unsigned char *)load, &lzma_len, |
d977a573 | 402 | (unsigned char *)image_start, image_len); |
78e1e846 | 403 | unc_len = lzma_len; |
caf72ff3 | 404 | if (ret != SZ_OK) { |
712fbcf3 | 405 | printf("LZMA: uncompress or overwrite error %d " |
fc9c1727 | 406 | "- must RESET board to recover\n", ret); |
770605e4 | 407 | bootstage_error(BOOTSTAGE_ID_DECOMP_IMAGE); |
fc9c1727 LCM |
408 | return BOOTM_ERR_RESET; |
409 | } | |
410 | *load_end = load + unc_len; | |
411 | break; | |
78e1e846 | 412 | } |
fc9c1727 | 413 | #endif /* CONFIG_LZMA */ |
20dde48b PK |
414 | #ifdef CONFIG_LZO |
415 | case IH_COMP_LZO: | |
712fbcf3 | 416 | printf(" Uncompressing %s ... ", type_name); |
20dde48b | 417 | |
60fdc5f2 | 418 | ret = lzop_decompress((const unsigned char *)image_start, |
20dde48b PK |
419 | image_len, (unsigned char *)load, |
420 | &unc_len); | |
421 | if (ret != LZO_E_OK) { | |
712fbcf3 | 422 | printf("LZO: uncompress or overwrite error %d " |
20dde48b PK |
423 | "- must RESET board to recover\n", ret); |
424 | if (boot_progress) | |
770605e4 | 425 | bootstage_error(BOOTSTAGE_ID_DECOMP_IMAGE); |
20dde48b PK |
426 | return BOOTM_ERR_RESET; |
427 | } | |
428 | ||
429 | *load_end = load + unc_len; | |
430 | break; | |
431 | #endif /* CONFIG_LZO */ | |
47d1a6e1 | 432 | default: |
712fbcf3 | 433 | printf("Unimplemented compression type %d\n", comp); |
396f635b | 434 | return BOOTM_ERR_UNIMPLEMENTED; |
47d1a6e1 | 435 | } |
99ffccbd DC |
436 | |
437 | flush_cache(load, (*load_end - load) * sizeof(ulong)); | |
438 | ||
712fbcf3 SW |
439 | puts("OK\n"); |
440 | debug(" kernel loaded at 0x%08lx, end = 0x%08lx\n", load, *load_end); | |
770605e4 | 441 | bootstage_mark(BOOTSTAGE_ID_KERNEL_LOADED); |
47d1a6e1 | 442 | |
d510859b | 443 | if (!no_overlap && (load < blob_end) && (*load_end > blob_start)) { |
712fbcf3 SW |
444 | debug("images.os.start = 0x%lX, images.os.end = 0x%lx\n", |
445 | blob_start, blob_end); | |
446 | debug("images.os.load = 0x%lx, load_end = 0x%lx\n", load, | |
447 | *load_end); | |
47d1a6e1 | 448 | |
396f635b KG |
449 | return BOOTM_ERR_OVERLAP; |
450 | } | |
451 | ||
452 | return 0; | |
453 | } | |
454 | ||
54841ab5 | 455 | static int bootm_start_standalone(ulong iflag, int argc, char * const argv[]) |
f97ec30b DZ |
456 | { |
457 | char *s; | |
54841ab5 | 458 | int (*appl)(int, char * const []); |
f97ec30b DZ |
459 | |
460 | /* Don't start if "autostart" is set to "no" */ | |
461 | if (((s = getenv("autostart")) != NULL) && (strcmp(s, "no") == 0)) { | |
41ef372c | 462 | setenv_hex("filesize", images.os.image_len); |
f97ec30b DZ |
463 | return 0; |
464 | } | |
6d6f1236 | 465 | appl = (int (*)(int, char * const []))(ulong)ntohl(images.ep); |
f97ec30b | 466 | (*appl)(argc-1, &argv[1]); |
f97ec30b DZ |
467 | return 0; |
468 | } | |
469 | ||
49c3a861 KG |
470 | /* we overload the cmd field with our state machine info instead of a |
471 | * function pointer */ | |
f74d9bd2 | 472 | static cmd_tbl_t cmd_bootm_sub[] = { |
49c3a861 KG |
473 | U_BOOT_CMD_MKENT(start, 0, 1, (void *)BOOTM_STATE_START, "", ""), |
474 | U_BOOT_CMD_MKENT(loados, 0, 1, (void *)BOOTM_STATE_LOADOS, "", ""), | |
fca43cc8 | 475 | #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH |
49c3a861 KG |
476 | U_BOOT_CMD_MKENT(ramdisk, 0, 1, (void *)BOOTM_STATE_RAMDISK, "", ""), |
477 | #endif | |
478 | #ifdef CONFIG_OF_LIBFDT | |
479 | U_BOOT_CMD_MKENT(fdt, 0, 1, (void *)BOOTM_STATE_FDT, "", ""), | |
480 | #endif | |
49c3a861 | 481 | U_BOOT_CMD_MKENT(cmdline, 0, 1, (void *)BOOTM_STATE_OS_CMDLINE, "", ""), |
224c90d1 | 482 | U_BOOT_CMD_MKENT(bdt, 0, 1, (void *)BOOTM_STATE_OS_BD_T, "", ""), |
49c3a861 KG |
483 | U_BOOT_CMD_MKENT(prep, 0, 1, (void *)BOOTM_STATE_OS_PREP, "", ""), |
484 | U_BOOT_CMD_MKENT(go, 0, 1, (void *)BOOTM_STATE_OS_GO, "", ""), | |
485 | }; | |
486 | ||
088f1b19 | 487 | static int do_bootm_subcommand(cmd_tbl_t *cmdtp, int flag, int argc, |
712fbcf3 | 488 | char * const argv[]) |
49c3a861 KG |
489 | { |
490 | int ret = 0; | |
6d6f1236 | 491 | long state; |
49c3a861 KG |
492 | cmd_tbl_t *c; |
493 | boot_os_fn *boot_fn; | |
494 | ||
495 | c = find_cmd_tbl(argv[1], &cmd_bootm_sub[0], ARRAY_SIZE(cmd_bootm_sub)); | |
496 | ||
497 | if (c) { | |
6d6f1236 | 498 | state = (long)c->cmd; |
49c3a861 KG |
499 | |
500 | /* treat start special since it resets the state machine */ | |
501 | if (state == BOOTM_STATE_START) { | |
502 | argc--; | |
503 | argv++; | |
504 | return bootm_start(cmdtp, flag, argc, argv); | |
505 | } | |
47e26b1b WD |
506 | } else { |
507 | /* Unrecognized command */ | |
4c12eeb8 | 508 | return CMD_RET_USAGE; |
49c3a861 KG |
509 | } |
510 | ||
0f307343 GJ |
511 | if (images.state < BOOTM_STATE_START || |
512 | images.state >= state) { | |
712fbcf3 | 513 | printf("Trying to execute a command out of order\n"); |
4c12eeb8 | 514 | return CMD_RET_USAGE; |
49c3a861 KG |
515 | } |
516 | ||
517 | images.state |= state; | |
518 | boot_fn = boot_os[images.os.os]; | |
519 | ||
520 | switch (state) { | |
521 | ulong load_end; | |
522 | case BOOTM_STATE_START: | |
523 | /* should never occur */ | |
524 | break; | |
525 | case BOOTM_STATE_LOADOS: | |
526 | ret = bootm_load_os(images.os, &load_end, 0); | |
527 | if (ret) | |
528 | return ret; | |
529 | ||
530 | lmb_reserve(&images.lmb, images.os.load, | |
531 | (load_end - images.os.load)); | |
532 | break; | |
fca43cc8 | 533 | #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH |
49c3a861 KG |
534 | case BOOTM_STATE_RAMDISK: |
535 | { | |
536 | ulong rd_len = images.rd_end - images.rd_start; | |
49c3a861 KG |
537 | |
538 | ret = boot_ramdisk_high(&images.lmb, images.rd_start, | |
539 | rd_len, &images.initrd_start, &images.initrd_end); | |
540 | if (ret) | |
541 | return ret; | |
542 | ||
41ef372c SG |
543 | setenv_hex("initrd_start", images.initrd_start); |
544 | setenv_hex("initrd_end", images.initrd_end); | |
49c3a861 KG |
545 | } |
546 | break; | |
547 | #endif | |
75b3afc6 | 548 | #if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_LMB) |
49c3a861 KG |
549 | case BOOTM_STATE_FDT: |
550 | { | |
55b0a393 GL |
551 | boot_fdt_add_mem_rsv_regions(&images.lmb, |
552 | images.ft_addr); | |
590d3cac | 553 | ret = boot_relocate_fdt(&images.lmb, |
49c3a861 KG |
554 | &images.ft_addr, &images.ft_len); |
555 | break; | |
556 | } | |
557 | #endif | |
558 | case BOOTM_STATE_OS_CMDLINE: | |
559 | ret = boot_fn(BOOTM_STATE_OS_CMDLINE, argc, argv, &images); | |
560 | if (ret) | |
712fbcf3 | 561 | printf("cmdline subcommand not supported\n"); |
49c3a861 KG |
562 | break; |
563 | case BOOTM_STATE_OS_BD_T: | |
564 | ret = boot_fn(BOOTM_STATE_OS_BD_T, argc, argv, &images); | |
565 | if (ret) | |
712fbcf3 | 566 | printf("bdt subcommand not supported\n"); |
49c3a861 KG |
567 | break; |
568 | case BOOTM_STATE_OS_PREP: | |
569 | ret = boot_fn(BOOTM_STATE_OS_PREP, argc, argv, &images); | |
570 | if (ret) | |
712fbcf3 | 571 | printf("prep subcommand not supported\n"); |
49c3a861 KG |
572 | break; |
573 | case BOOTM_STATE_OS_GO: | |
574 | disable_interrupts(); | |
f8be7d65 JH |
575 | #ifdef CONFIG_NETCONSOLE |
576 | /* | |
577 | * Stop the ethernet stack if NetConsole could have | |
578 | * left it up | |
579 | */ | |
580 | eth_halt(); | |
581 | #endif | |
3dfad40a | 582 | arch_preboot_os(); |
49c3a861 KG |
583 | boot_fn(BOOTM_STATE_OS_GO, argc, argv, &images); |
584 | break; | |
585 | } | |
586 | ||
587 | return ret; | |
588 | } | |
589 | ||
396f635b KG |
590 | /*******************************************************************/ |
591 | /* bootm - boot application image from image in memory */ | |
592 | /*******************************************************************/ | |
be083159 | 593 | |
712fbcf3 | 594 | int do_bootm(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) |
396f635b | 595 | { |
396f635b KG |
596 | ulong iflag; |
597 | ulong load_end = 0; | |
598 | int ret; | |
be083159 | 599 | boot_os_fn *boot_fn; |
2e5167cc | 600 | #ifdef CONFIG_NEEDS_MANUAL_RELOC |
521af04d | 601 | static int relocated = 0; |
be083159 | 602 | |
be083159 KG |
603 | if (!relocated) { |
604 | int i; | |
58bd77db DS |
605 | |
606 | /* relocate boot function table */ | |
be083159 | 607 | for (i = 0; i < ARRAY_SIZE(boot_os); i++) |
ca95c9df DZ |
608 | if (boot_os[i] != NULL) |
609 | boot_os[i] += gd->reloc_off; | |
58bd77db DS |
610 | |
611 | /* relocate names of sub-command table */ | |
612 | for (i = 0; i < ARRAY_SIZE(cmd_bootm_sub); i++) | |
613 | cmd_bootm_sub[i].name += gd->reloc_off; | |
614 | ||
be083159 KG |
615 | relocated = 1; |
616 | } | |
521af04d | 617 | #endif |
396f635b | 618 | |
49c3a861 KG |
619 | /* determine if we have a sub command */ |
620 | if (argc > 1) { | |
621 | char *endp; | |
622 | ||
623 | simple_strtoul(argv[1], &endp, 16); | |
624 | /* endp pointing to NULL means that argv[1] was just a | |
625 | * valid number, pass it along to the normal bootm processing | |
626 | * | |
627 | * If endp is ':' or '#' assume a FIT identifier so pass | |
628 | * along for normal processing. | |
629 | * | |
630 | * Right now we assume the first arg should never be '-' | |
631 | */ | |
632 | if ((*endp != 0) && (*endp != ':') && (*endp != '#')) | |
633 | return do_bootm_subcommand(cmdtp, flag, argc, argv); | |
634 | } | |
635 | ||
8e02494e AG |
636 | if (bootm_start(cmdtp, flag, argc, argv)) |
637 | return 1; | |
396f635b KG |
638 | |
639 | /* | |
640 | * We have reached the point of no return: we are going to | |
641 | * overwrite all exception vector code, so we cannot easily | |
642 | * recover from any failures any more... | |
643 | */ | |
644 | iflag = disable_interrupts(); | |
645 | ||
f8be7d65 JH |
646 | #ifdef CONFIG_NETCONSOLE |
647 | /* Stop the ethernet stack if NetConsole could have left it up */ | |
648 | eth_halt(); | |
649 | #endif | |
650 | ||
396f635b KG |
651 | #if defined(CONFIG_CMD_USB) |
652 | /* | |
653 | * turn off USB to prevent the host controller from writing to the | |
654 | * SDRAM while Linux is booting. This could happen (at least for OHCI | |
655 | * controller), because the HCCA (Host Controller Communication Area) | |
656 | * lies within the SDRAM and the host controller writes continously to | |
657 | * this area (as busmaster!). The HccaFrameNumber is for example | |
658 | * updated every 1 ms within the HCCA structure in SDRAM! For more | |
659 | * details see the OpenHCI specification. | |
660 | */ | |
661 | usb_stop(); | |
662 | #endif | |
663 | ||
396f635b KG |
664 | ret = bootm_load_os(images.os, &load_end, 1); |
665 | ||
666 | if (ret < 0) { | |
667 | if (ret == BOOTM_ERR_RESET) | |
712fbcf3 | 668 | do_reset(cmdtp, flag, argc, argv); |
396f635b KG |
669 | if (ret == BOOTM_ERR_OVERLAP) { |
670 | if (images.legacy_hdr_valid) { | |
712fbcf3 SW |
671 | image_header_t *hdr; |
672 | hdr = &images.legacy_hdr_os_copy; | |
673 | if (image_get_type(hdr) == IH_TYPE_MULTI) | |
674 | puts("WARNING: legacy format multi " | |
675 | "component image " | |
676 | "overwritten\n"); | |
396f635b | 677 | } else { |
712fbcf3 | 678 | puts("ERROR: new format image overwritten - " |
396f635b | 679 | "must RESET the board to recover\n"); |
770605e4 | 680 | bootstage_error(BOOTSTAGE_ID_OVERWRITTEN); |
712fbcf3 | 681 | do_reset(cmdtp, flag, argc, argv); |
396f635b KG |
682 | } |
683 | } | |
684 | if (ret == BOOTM_ERR_UNIMPLEMENTED) { | |
685 | if (iflag) | |
686 | enable_interrupts(); | |
770605e4 | 687 | bootstage_error(BOOTSTAGE_ID_DECOMP_UNIMPL); |
396f635b | 688 | return 1; |
cb1c4896 | 689 | } |
47d1a6e1 | 690 | } |
7582438c | 691 | |
396f635b | 692 | lmb_reserve(&images.lmb, images.os.load, (load_end - images.os.load)); |
47d1a6e1 | 693 | |
f97ec30b DZ |
694 | if (images.os.type == IH_TYPE_STANDALONE) { |
695 | if (iflag) | |
696 | enable_interrupts(); | |
697 | /* This may return when 'autostart' is 'no' */ | |
698 | bootm_start_standalone(iflag, argc, argv); | |
699 | return 0; | |
700 | } | |
701 | ||
770605e4 | 702 | bootstage_mark(BOOTSTAGE_ID_CHECK_BOOT_OS); |
4ed6552f | 703 | |
be2e5a09 | 704 | #if defined(CONFIG_SILENT_CONSOLE) && !defined(CONFIG_SILENT_U_BOOT_ONLY) |
be083159 KG |
705 | if (images.os.os == IH_OS_LINUX) |
706 | fixup_silent_linux(); | |
1f4bb37d WD |
707 | #endif |
708 | ||
be083159 | 709 | boot_fn = boot_os[images.os.os]; |
ca95c9df DZ |
710 | |
711 | if (boot_fn == NULL) { | |
712 | if (iflag) | |
713 | enable_interrupts(); | |
712fbcf3 | 714 | printf("ERROR: booting os '%s' (%d) is not supported\n", |
ca95c9df | 715 | genimg_get_os_name(images.os.os), images.os.os); |
770605e4 | 716 | bootstage_error(BOOTSTAGE_ID_CHECK_BOOT_OS); |
ca95c9df DZ |
717 | return 1; |
718 | } | |
719 | ||
3dfad40a KG |
720 | arch_preboot_os(); |
721 | ||
be083159 | 722 | boot_fn(0, argc, argv, &images); |
47d1a6e1 | 723 | |
770605e4 | 724 | bootstage_error(BOOTSTAGE_ID_BOOT_OS_RETURNED); |
47d1a6e1 | 725 | #ifdef DEBUG |
712fbcf3 | 726 | puts("\n## Control returned to monitor - resetting...\n"); |
47d1a6e1 | 727 | #endif |
712fbcf3 | 728 | do_reset(cmdtp, flag, argc, argv); |
a44a269a | 729 | |
47d1a6e1 WD |
730 | return 1; |
731 | } | |
732 | ||
67d668bf MF |
733 | int bootm_maybe_autostart(cmd_tbl_t *cmdtp, const char *cmd) |
734 | { | |
735 | const char *ep = getenv("autostart"); | |
736 | ||
737 | if (ep && !strcmp(ep, "yes")) { | |
738 | char *local_args[2]; | |
739 | local_args[0] = (char *)cmd; | |
740 | local_args[1] = NULL; | |
741 | printf("Automatic boot of image at addr 0x%08lX ...\n", load_addr); | |
742 | return do_bootm(cmdtp, 0, 1, local_args); | |
743 | } | |
744 | ||
745 | return 0; | |
746 | } | |
747 | ||
1efd4360 | 748 | /** |
9a4daad0 MB |
749 | * image_get_kernel - verify legacy format kernel image |
750 | * @img_addr: in RAM address of the legacy format image to be verified | |
751 | * @verify: data CRC verification flag | |
1efd4360 | 752 | * |
9a4daad0 MB |
753 | * image_get_kernel() verifies legacy image integrity and returns pointer to |
754 | * legacy image header if image verification was completed successfully. | |
1efd4360 MB |
755 | * |
756 | * returns: | |
9a4daad0 MB |
757 | * pointer to a legacy image header if valid image was found |
758 | * otherwise return NULL | |
1efd4360 | 759 | */ |
712fbcf3 | 760 | static image_header_t *image_get_kernel(ulong img_addr, int verify) |
f72da340 | 761 | { |
1efd4360 | 762 | image_header_t *hdr = (image_header_t *)img_addr; |
f72da340 | 763 | |
1efd4360 | 764 | if (!image_check_magic(hdr)) { |
712fbcf3 | 765 | puts("Bad Magic Number\n"); |
770605e4 | 766 | bootstage_error(BOOTSTAGE_ID_CHECK_MAGIC); |
1efd4360 MB |
767 | return NULL; |
768 | } | |
770605e4 | 769 | bootstage_mark(BOOTSTAGE_ID_CHECK_HEADER); |
f72da340 | 770 | |
712fbcf3 SW |
771 | if (!image_check_hcrc(hdr)) { |
772 | puts("Bad Header Checksum\n"); | |
770605e4 | 773 | bootstage_error(BOOTSTAGE_ID_CHECK_HEADER); |
1efd4360 MB |
774 | return NULL; |
775 | } | |
776 | ||
770605e4 | 777 | bootstage_mark(BOOTSTAGE_ID_CHECK_CHECKSUM); |
712fbcf3 | 778 | image_print_contents(hdr); |
1efd4360 MB |
779 | |
780 | if (verify) { | |
712fbcf3 SW |
781 | puts(" Verifying Checksum ... "); |
782 | if (!image_check_dcrc(hdr)) { | |
783 | printf("Bad Data CRC\n"); | |
770605e4 | 784 | bootstage_error(BOOTSTAGE_ID_CHECK_CHECKSUM); |
1efd4360 | 785 | return NULL; |
f72da340 | 786 | } |
712fbcf3 | 787 | puts("OK\n"); |
f72da340 | 788 | } |
770605e4 | 789 | bootstage_mark(BOOTSTAGE_ID_CHECK_ARCH); |
f72da340 | 790 | |
712fbcf3 SW |
791 | if (!image_check_target_arch(hdr)) { |
792 | printf("Unsupported Architecture 0x%x\n", image_get_arch(hdr)); | |
770605e4 | 793 | bootstage_error(BOOTSTAGE_ID_CHECK_ARCH); |
1efd4360 MB |
794 | return NULL; |
795 | } | |
796 | return hdr; | |
f72da340 | 797 | } |
f72da340 | 798 | |
6986a385 MB |
799 | /** |
800 | * fit_check_kernel - verify FIT format kernel subimage | |
801 | * @fit_hdr: pointer to the FIT image header | |
802 | * os_noffset: kernel subimage node offset within FIT image | |
803 | * @verify: data CRC verification flag | |
804 | * | |
805 | * fit_check_kernel() verifies integrity of the kernel subimage and from | |
806 | * specified FIT image. | |
807 | * | |
808 | * returns: | |
809 | * 1, on success | |
810 | * 0, on failure | |
811 | */ | |
712fbcf3 SW |
812 | #if defined(CONFIG_FIT) |
813 | static int fit_check_kernel(const void *fit, int os_noffset, int verify) | |
47d1a6e1 | 814 | { |
712fbcf3 | 815 | fit_image_print(fit, os_noffset, " "); |
47d1a6e1 | 816 | |
6986a385 | 817 | if (verify) { |
712fbcf3 | 818 | puts(" Verifying Hash Integrity ... "); |
b8da8366 | 819 | if (!fit_image_verify(fit, os_noffset)) { |
712fbcf3 | 820 | puts("Bad Data Hash\n"); |
770605e4 | 821 | bootstage_error(BOOTSTAGE_ID_FIT_CHECK_HASH); |
6986a385 MB |
822 | return 0; |
823 | } | |
712fbcf3 | 824 | puts("OK\n"); |
47d1a6e1 | 825 | } |
770605e4 | 826 | bootstage_mark(BOOTSTAGE_ID_FIT_CHECK_ARCH); |
47d1a6e1 | 827 | |
712fbcf3 SW |
828 | if (!fit_image_check_target_arch(fit, os_noffset)) { |
829 | puts("Unsupported Architecture\n"); | |
770605e4 | 830 | bootstage_error(BOOTSTAGE_ID_FIT_CHECK_ARCH); |
6986a385 MB |
831 | return 0; |
832 | } | |
56f94be3 | 833 | |
770605e4 | 834 | bootstage_mark(BOOTSTAGE_ID_FIT_CHECK_KERNEL); |
b9b50e89 SW |
835 | if (!fit_image_check_type(fit, os_noffset, IH_TYPE_KERNEL) && |
836 | !fit_image_check_type(fit, os_noffset, IH_TYPE_KERNEL_NOLOAD)) { | |
712fbcf3 | 837 | puts("Not a kernel image\n"); |
770605e4 | 838 | bootstage_error(BOOTSTAGE_ID_FIT_CHECK_KERNEL); |
6986a385 MB |
839 | return 0; |
840 | } | |
47d1a6e1 | 841 | |
770605e4 | 842 | bootstage_mark(BOOTSTAGE_ID_FIT_CHECKED); |
6986a385 MB |
843 | return 1; |
844 | } | |
845 | #endif /* CONFIG_FIT */ | |
47d1a6e1 | 846 | |
5cf746c3 | 847 | /** |
9a4daad0 | 848 | * boot_get_kernel - find kernel image |
5cf746c3 MB |
849 | * @os_data: pointer to a ulong variable, will hold os data start address |
850 | * @os_len: pointer to a ulong variable, will hold os data length | |
851 | * | |
9a4daad0 | 852 | * boot_get_kernel() tries to find a kernel image, verifies its integrity |
5cf746c3 MB |
853 | * and locates kernel data. |
854 | * | |
855 | * returns: | |
856 | * pointer to image header if valid image was found, plus kernel start | |
857 | * address and length, otherwise NULL | |
858 | */ | |
35e7b0f1 | 859 | static const void *boot_get_kernel(cmd_tbl_t *cmdtp, int flag, int argc, |
712fbcf3 SW |
860 | char * const argv[], bootm_headers_t *images, ulong *os_data, |
861 | ulong *os_len) | |
5cf746c3 MB |
862 | { |
863 | image_header_t *hdr; | |
864 | ulong img_addr; | |
35e7b0f1 | 865 | const void *buf; |
d5934ad7 | 866 | #if defined(CONFIG_FIT) |
35e7b0f1 | 867 | const void *fit_hdr; |
d5934ad7 MB |
868 | const char *fit_uname_config = NULL; |
869 | const char *fit_uname_kernel = NULL; | |
6986a385 MB |
870 | const void *data; |
871 | size_t len; | |
f773bea8 | 872 | int cfg_noffset; |
6986a385 | 873 | int os_noffset; |
d5934ad7 | 874 | #endif |
56f94be3 | 875 | |
d5934ad7 | 876 | /* find out kernel image address */ |
5cf746c3 MB |
877 | if (argc < 2) { |
878 | img_addr = load_addr; | |
712fbcf3 | 879 | debug("* kernel: default image load address = 0x%08lx\n", |
d5934ad7 MB |
880 | load_addr); |
881 | #if defined(CONFIG_FIT) | |
712fbcf3 | 882 | } else if (fit_parse_conf(argv[1], load_addr, &img_addr, |
d5934ad7 | 883 | &fit_uname_config)) { |
712fbcf3 | 884 | debug("* kernel: config '%s' from image at 0x%08lx\n", |
d5934ad7 | 885 | fit_uname_config, img_addr); |
712fbcf3 | 886 | } else if (fit_parse_subimage(argv[1], load_addr, &img_addr, |
d5934ad7 | 887 | &fit_uname_kernel)) { |
712fbcf3 | 888 | debug("* kernel: subimage '%s' from image at 0x%08lx\n", |
d5934ad7 MB |
889 | fit_uname_kernel, img_addr); |
890 | #endif | |
5cf746c3 MB |
891 | } else { |
892 | img_addr = simple_strtoul(argv[1], NULL, 16); | |
712fbcf3 | 893 | debug("* kernel: cmdline image address = 0x%08lx\n", img_addr); |
5cf746c3 | 894 | } |
47d1a6e1 | 895 | |
770605e4 | 896 | bootstage_mark(BOOTSTAGE_ID_CHECK_MAGIC); |
56f94be3 | 897 | |
fff888a1 | 898 | /* copy from dataflash if needed */ |
712fbcf3 | 899 | img_addr = genimg_get_image(img_addr); |
5cf746c3 | 900 | |
d5934ad7 | 901 | /* check image type, for FIT images get FIT kernel node */ |
6986a385 | 902 | *os_data = *os_len = 0; |
35e7b0f1 SG |
903 | buf = map_sysmem(img_addr, 0); |
904 | switch (genimg_get_format(buf)) { | |
d5934ad7 | 905 | case IMAGE_FORMAT_LEGACY: |
712fbcf3 | 906 | printf("## Booting kernel from Legacy Image at %08lx ...\n", |
6986a385 | 907 | img_addr); |
712fbcf3 | 908 | hdr = image_get_kernel(img_addr, images->verify); |
1efd4360 | 909 | if (!hdr) |
d5934ad7 | 910 | return NULL; |
770605e4 | 911 | bootstage_mark(BOOTSTAGE_ID_CHECK_IMAGETYPE); |
d5934ad7 | 912 | |
6986a385 | 913 | /* get os_data and os_len */ |
712fbcf3 | 914 | switch (image_get_type(hdr)) { |
d5934ad7 | 915 | case IH_TYPE_KERNEL: |
b9b50e89 | 916 | case IH_TYPE_KERNEL_NOLOAD: |
712fbcf3 SW |
917 | *os_data = image_get_data(hdr); |
918 | *os_len = image_get_data_size(hdr); | |
d5934ad7 MB |
919 | break; |
920 | case IH_TYPE_MULTI: | |
712fbcf3 | 921 | image_multi_getimg(hdr, 0, os_data, os_len); |
d5934ad7 | 922 | break; |
f97ec30b | 923 | case IH_TYPE_STANDALONE: |
712fbcf3 SW |
924 | *os_data = image_get_data(hdr); |
925 | *os_len = image_get_data_size(hdr); | |
f97ec30b | 926 | break; |
d5934ad7 | 927 | default: |
712fbcf3 SW |
928 | printf("Wrong Image Type for %s command\n", |
929 | cmdtp->name); | |
770605e4 | 930 | bootstage_error(BOOTSTAGE_ID_CHECK_IMAGETYPE); |
d5934ad7 MB |
931 | return NULL; |
932 | } | |
cb1c4896 MB |
933 | |
934 | /* | |
712fbcf3 SW |
935 | * copy image header to allow for image overwrites during |
936 | * kernel decompression. | |
cb1c4896 | 937 | */ |
712fbcf3 SW |
938 | memmove(&images->legacy_hdr_os_copy, hdr, |
939 | sizeof(image_header_t)); | |
cb1c4896 MB |
940 | |
941 | /* save pointer to image header */ | |
d5934ad7 | 942 | images->legacy_hdr_os = hdr; |
47d1a6e1 | 943 | |
cb1c4896 | 944 | images->legacy_hdr_valid = 1; |
770605e4 | 945 | bootstage_mark(BOOTSTAGE_ID_DECOMP_IMAGE); |
5cf746c3 | 946 | break; |
d5934ad7 MB |
947 | #if defined(CONFIG_FIT) |
948 | case IMAGE_FORMAT_FIT: | |
35e7b0f1 | 949 | fit_hdr = buf; |
712fbcf3 | 950 | printf("## Booting kernel from FIT Image at %08lx ...\n", |
6986a385 MB |
951 | img_addr); |
952 | ||
712fbcf3 SW |
953 | if (!fit_check_format(fit_hdr)) { |
954 | puts("Bad FIT kernel image format!\n"); | |
770605e4 | 955 | bootstage_error(BOOTSTAGE_ID_FIT_FORMAT); |
6986a385 MB |
956 | return NULL; |
957 | } | |
770605e4 | 958 | bootstage_mark(BOOTSTAGE_ID_FIT_FORMAT); |
47d1a6e1 | 959 | |
6986a385 MB |
960 | if (!fit_uname_kernel) { |
961 | /* | |
962 | * no kernel image node unit name, try to get config | |
963 | * node first. If config unit node name is NULL | |
712fbcf3 SW |
964 | * fit_conf_get_node() will try to find default config |
965 | * node | |
6986a385 | 966 | */ |
770605e4 | 967 | bootstage_mark(BOOTSTAGE_ID_FIT_NO_UNIT_NAME); |
d95f6ec7 GB |
968 | #ifdef CONFIG_FIT_BEST_MATCH |
969 | if (fit_uname_config) | |
970 | cfg_noffset = | |
971 | fit_conf_get_node(fit_hdr, | |
972 | fit_uname_config); | |
973 | else | |
974 | cfg_noffset = | |
975 | fit_conf_find_compat(fit_hdr, | |
976 | gd->fdt_blob); | |
977 | #else | |
712fbcf3 SW |
978 | cfg_noffset = fit_conf_get_node(fit_hdr, |
979 | fit_uname_config); | |
d95f6ec7 | 980 | #endif |
f773bea8 | 981 | if (cfg_noffset < 0) { |
770605e4 | 982 | bootstage_error(BOOTSTAGE_ID_FIT_NO_UNIT_NAME); |
6986a385 | 983 | return NULL; |
1372cce2 | 984 | } |
f773bea8 MB |
985 | /* save configuration uname provided in the first |
986 | * bootm argument | |
987 | */ | |
712fbcf3 SW |
988 | images->fit_uname_cfg = fdt_get_name(fit_hdr, |
989 | cfg_noffset, | |
990 | NULL); | |
991 | printf(" Using '%s' configuration\n", | |
992 | images->fit_uname_cfg); | |
770605e4 | 993 | bootstage_mark(BOOTSTAGE_ID_FIT_CONFIG); |
712fbcf3 SW |
994 | |
995 | os_noffset = fit_conf_get_kernel_node(fit_hdr, | |
996 | cfg_noffset); | |
997 | fit_uname_kernel = fit_get_name(fit_hdr, os_noffset, | |
998 | NULL); | |
6986a385 MB |
999 | } else { |
1000 | /* get kernel component image node offset */ | |
770605e4 | 1001 | bootstage_mark(BOOTSTAGE_ID_FIT_UNIT_NAME); |
712fbcf3 SW |
1002 | os_noffset = fit_image_get_node(fit_hdr, |
1003 | fit_uname_kernel); | |
6986a385 | 1004 | } |
1372cce2 | 1005 | if (os_noffset < 0) { |
770605e4 | 1006 | bootstage_error(BOOTSTAGE_ID_FIT_CONFIG); |
6986a385 | 1007 | return NULL; |
1372cce2 | 1008 | } |
47d1a6e1 | 1009 | |
712fbcf3 | 1010 | printf(" Trying '%s' kernel subimage\n", fit_uname_kernel); |
47d1a6e1 | 1011 | |
770605e4 | 1012 | bootstage_mark(BOOTSTAGE_ID_FIT_CHECK_SUBIMAGE); |
712fbcf3 | 1013 | if (!fit_check_kernel(fit_hdr, os_noffset, images->verify)) |
6986a385 | 1014 | return NULL; |
47d1a6e1 | 1015 | |
6986a385 | 1016 | /* get kernel image data address and length */ |
712fbcf3 SW |
1017 | if (fit_image_get_data(fit_hdr, os_noffset, &data, &len)) { |
1018 | puts("Could not find kernel subimage data!\n"); | |
770605e4 | 1019 | bootstage_error(BOOTSTAGE_ID_FIT_KERNEL_INFO_ERR); |
6986a385 MB |
1020 | return NULL; |
1021 | } | |
770605e4 | 1022 | bootstage_mark(BOOTSTAGE_ID_FIT_KERNEL_INFO); |
47d1a6e1 | 1023 | |
6986a385 MB |
1024 | *os_len = len; |
1025 | *os_data = (ulong)data; | |
35e7b0f1 | 1026 | images->fit_hdr_os = (void *)fit_hdr; |
6986a385 | 1027 | images->fit_uname_os = fit_uname_kernel; |
3dfe1101 | 1028 | images->fit_noffset_os = os_noffset; |
6986a385 | 1029 | break; |
9c4c5ae3 | 1030 | #endif |
5cf746c3 | 1031 | default: |
712fbcf3 | 1032 | printf("Wrong Image Format for %s command\n", cmdtp->name); |
770605e4 | 1033 | bootstage_error(BOOTSTAGE_ID_FIT_KERNEL_INFO); |
5cf746c3 | 1034 | return NULL; |
47d1a6e1 WD |
1035 | } |
1036 | ||
712fbcf3 | 1037 | debug(" kernel data at 0x%08lx, len = 0x%08lx (%ld)\n", |
6986a385 | 1038 | *os_data, *os_len, *os_len); |
47d1a6e1 | 1039 | |
35e7b0f1 | 1040 | return buf; |
5cf746c3 | 1041 | } |
98a9c4d4 | 1042 | |
088f1b19 KP |
1043 | #ifdef CONFIG_SYS_LONGHELP |
1044 | static char bootm_help_text[] = | |
1ee1180b MB |
1045 | "[addr [arg ...]]\n - boot application image stored in memory\n" |
1046 | "\tpassing arguments 'arg ...'; when booting a Linux kernel,\n" | |
1047 | "\t'arg' can be the address of an initrd image\n" | |
4a2ad5ff | 1048 | #if defined(CONFIG_OF_LIBFDT) |
98a9c4d4 | 1049 | "\tWhen booting a Linux kernel which requires a flat device-tree\n" |
5441f61a | 1050 | "\ta third argument is required which is the address of the\n" |
98a9c4d4 MM |
1051 | "\tdevice-tree blob. To boot that kernel without an initrd image,\n" |
1052 | "\tuse a '-' for the second argument. If you do not pass a third\n" | |
1053 | "\ta bd_info struct will be passed instead\n" | |
98a9c4d4 | 1054 | #endif |
6986a385 MB |
1055 | #if defined(CONFIG_FIT) |
1056 | "\t\nFor the new multi component uImage format (FIT) addresses\n" | |
1057 | "\tmust be extened to include component or configuration unit name:\n" | |
1058 | "\taddr:<subimg_uname> - direct component image specification\n" | |
1059 | "\taddr#<conf_uname> - configuration specification\n" | |
1060 | "\tUse iminfo command to get the list of existing component\n" | |
1061 | "\timages and configurations.\n" | |
1062 | #endif | |
49c3a861 KG |
1063 | "\nSub-commands to do part of the bootm sequence. The sub-commands " |
1064 | "must be\n" | |
1065 | "issued in the order below (it's ok to not issue all sub-commands):\n" | |
1066 | "\tstart [addr [arg ...]]\n" | |
1067 | "\tloados - load OS image\n" | |
59af76d9 | 1068 | #if defined(CONFIG_SYS_BOOT_RAMDISK_HIGH) |
49c3a861 KG |
1069 | "\tramdisk - relocate initrd, set env initrd_start/initrd_end\n" |
1070 | #endif | |
1071 | #if defined(CONFIG_OF_LIBFDT) | |
1072 | "\tfdt - relocate flat device tree\n" | |
1073 | #endif | |
49c3a861 | 1074 | "\tcmdline - OS specific command line processing/setup\n" |
224c90d1 | 1075 | "\tbdt - OS specific bd_t processing\n" |
49c3a861 | 1076 | "\tprep - OS specific prep before relocation or go\n" |
088f1b19 KP |
1077 | "\tgo - start OS"; |
1078 | #endif | |
1079 | ||
1080 | U_BOOT_CMD( | |
1081 | bootm, CONFIG_SYS_MAXARGS, 1, do_bootm, | |
1082 | "boot application image from memory", bootm_help_text | |
8bde7f77 | 1083 | ); |
47d1a6e1 | 1084 | |
1ee1180b MB |
1085 | /*******************************************************************/ |
1086 | /* bootd - boot default image */ | |
1087 | /*******************************************************************/ | |
baa26db4 | 1088 | #if defined(CONFIG_CMD_BOOTD) |
712fbcf3 | 1089 | int do_bootd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) |
47d1a6e1 WD |
1090 | { |
1091 | int rcode = 0; | |
47d1a6e1 | 1092 | |
53071532 | 1093 | if (run_command(getenv("bootcmd"), flag) < 0) |
1ee1180b | 1094 | rcode = 1; |
47d1a6e1 WD |
1095 | return rcode; |
1096 | } | |
47d1a6e1 | 1097 | |
0d498393 | 1098 | U_BOOT_CMD( |
1ee1180b | 1099 | boot, 1, 1, do_bootd, |
2fb2604d | 1100 | "boot default, i.e., run 'bootcmd'", |
a89c33db | 1101 | "" |
9d2b18a0 | 1102 | ); |
47d1a6e1 | 1103 | |
9d2b18a0 | 1104 | /* keep old command name "bootd" for backward compatibility */ |
0d498393 | 1105 | U_BOOT_CMD( |
1ee1180b | 1106 | bootd, 1, 1, do_bootd, |
2fb2604d | 1107 | "boot default, i.e., run 'bootcmd'", |
a89c33db | 1108 | "" |
8bde7f77 | 1109 | ); |
47d1a6e1 | 1110 | |
47d1a6e1 | 1111 | #endif |
47d1a6e1 | 1112 | |
47d1a6e1 | 1113 | |
1ee1180b MB |
1114 | /*******************************************************************/ |
1115 | /* iminfo - print header info for a requested image */ | |
1116 | /*******************************************************************/ | |
baa26db4 | 1117 | #if defined(CONFIG_CMD_IMI) |
088f1b19 | 1118 | static int do_iminfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) |
47d1a6e1 WD |
1119 | { |
1120 | int arg; | |
1121 | ulong addr; | |
1ee1180b | 1122 | int rcode = 0; |
47d1a6e1 | 1123 | |
47d1a6e1 | 1124 | if (argc < 2) { |
712fbcf3 | 1125 | return image_info(load_addr); |
47d1a6e1 | 1126 | } |
47d1a6e1 | 1127 | |
1ee1180b | 1128 | for (arg = 1; arg < argc; ++arg) { |
712fbcf3 SW |
1129 | addr = simple_strtoul(argv[arg], NULL, 16); |
1130 | if (image_info(addr) != 0) | |
1ee1180b | 1131 | rcode = 1; |
47d1a6e1 WD |
1132 | } |
1133 | return rcode; | |
1134 | } | |
47d1a6e1 | 1135 | |
712fbcf3 | 1136 | static int image_info(ulong addr) |
47d1a6e1 | 1137 | { |
d5934ad7 | 1138 | void *hdr = (void *)addr; |
47d1a6e1 | 1139 | |
712fbcf3 | 1140 | printf("\n## Checking Image at %08lx ...\n", addr); |
47d1a6e1 | 1141 | |
712fbcf3 | 1142 | switch (genimg_get_format(hdr)) { |
d5934ad7 | 1143 | case IMAGE_FORMAT_LEGACY: |
712fbcf3 SW |
1144 | puts(" Legacy image found\n"); |
1145 | if (!image_check_magic(hdr)) { | |
1146 | puts(" Bad Magic Number\n"); | |
d5934ad7 MB |
1147 | return 1; |
1148 | } | |
47d1a6e1 | 1149 | |
712fbcf3 SW |
1150 | if (!image_check_hcrc(hdr)) { |
1151 | puts(" Bad Header Checksum\n"); | |
d5934ad7 | 1152 | return 1; |
47d1a6e1 WD |
1153 | } |
1154 | ||
712fbcf3 | 1155 | image_print_contents(hdr); |
47d1a6e1 | 1156 | |
712fbcf3 SW |
1157 | puts(" Verifying Checksum ... "); |
1158 | if (!image_check_dcrc(hdr)) { | |
1159 | puts(" Bad Data CRC\n"); | |
d5934ad7 | 1160 | return 1; |
47d1a6e1 | 1161 | } |
712fbcf3 | 1162 | puts("OK\n"); |
d5934ad7 MB |
1163 | return 0; |
1164 | #if defined(CONFIG_FIT) | |
1165 | case IMAGE_FORMAT_FIT: | |
712fbcf3 | 1166 | puts(" FIT image found\n"); |
47d1a6e1 | 1167 | |
712fbcf3 SW |
1168 | if (!fit_check_format(hdr)) { |
1169 | puts("Bad FIT image format!\n"); | |
e32fea6a | 1170 | return 1; |
47d1a6e1 WD |
1171 | } |
1172 | ||
712fbcf3 | 1173 | fit_print_contents(hdr); |
a4f24345 | 1174 | |
b8da8366 | 1175 | if (!fit_all_image_verify(hdr)) { |
712fbcf3 | 1176 | puts("Bad hash in FIT image!\n"); |
a4f24345 BS |
1177 | return 1; |
1178 | } | |
1179 | ||
d5934ad7 MB |
1180 | return 0; |
1181 | #endif | |
1182 | default: | |
712fbcf3 | 1183 | puts("Unknown image format!\n"); |
d5934ad7 | 1184 | break; |
47d1a6e1 WD |
1185 | } |
1186 | ||
d5934ad7 | 1187 | return 1; |
47d1a6e1 | 1188 | } |
0d498393 WD |
1189 | |
1190 | U_BOOT_CMD( | |
6d0f6bcf | 1191 | iminfo, CONFIG_SYS_MAXARGS, 1, do_iminfo, |
2fb2604d | 1192 | "print header information for application image", |
8bde7f77 WD |
1193 | "addr [addr ...]\n" |
1194 | " - print header information for application image starting at\n" | |
1195 | " address 'addr' in memory; this includes verification of the\n" | |
a89c33db | 1196 | " image contents (magic number, header and payload checksums)" |
8bde7f77 | 1197 | ); |
25c751e9 | 1198 | #endif |
87a449c8 | 1199 | |
25c751e9 | 1200 | |
1ee1180b MB |
1201 | /*******************************************************************/ |
1202 | /* imls - list all images found in flash */ | |
1203 | /*******************************************************************/ | |
baa26db4 | 1204 | #if defined(CONFIG_CMD_IMLS) |
8fdf1e0f | 1205 | static int do_imls_nor(void) |
27b207fd WD |
1206 | { |
1207 | flash_info_t *info; | |
1208 | int i, j; | |
d5934ad7 | 1209 | void *hdr; |
25c751e9 | 1210 | |
1ee1180b | 1211 | for (i = 0, info = &flash_info[0]; |
6d0f6bcf | 1212 | i < CONFIG_SYS_MAX_FLASH_BANKS; ++i, ++info) { |
25c751e9 | 1213 | |
27b207fd WD |
1214 | if (info->flash_id == FLASH_UNKNOWN) |
1215 | goto next_bank; | |
1ee1180b | 1216 | for (j = 0; j < info->sector_count; ++j) { |
25c751e9 | 1217 | |
d5934ad7 MB |
1218 | hdr = (void *)info->start[j]; |
1219 | if (!hdr) | |
b97a2a0a | 1220 | goto next_sector; |
27b207fd | 1221 | |
712fbcf3 | 1222 | switch (genimg_get_format(hdr)) { |
d5934ad7 | 1223 | case IMAGE_FORMAT_LEGACY: |
712fbcf3 | 1224 | if (!image_check_hcrc(hdr)) |
d5934ad7 MB |
1225 | goto next_sector; |
1226 | ||
712fbcf3 SW |
1227 | printf("Legacy Image at %08lX:\n", (ulong)hdr); |
1228 | image_print_contents(hdr); | |
d5934ad7 | 1229 | |
712fbcf3 SW |
1230 | puts(" Verifying Checksum ... "); |
1231 | if (!image_check_dcrc(hdr)) { | |
1232 | puts("Bad Data CRC\n"); | |
d5934ad7 | 1233 | } else { |
712fbcf3 | 1234 | puts("OK\n"); |
d5934ad7 MB |
1235 | } |
1236 | break; | |
1237 | #if defined(CONFIG_FIT) | |
1238 | case IMAGE_FORMAT_FIT: | |
712fbcf3 | 1239 | if (!fit_check_format(hdr)) |
e32fea6a MB |
1240 | goto next_sector; |
1241 | ||
712fbcf3 SW |
1242 | printf("FIT Image at %08lX:\n", (ulong)hdr); |
1243 | fit_print_contents(hdr); | |
d5934ad7 | 1244 | break; |
213bf8c8 | 1245 | #endif |
d5934ad7 | 1246 | default: |
27b207fd | 1247 | goto next_sector; |
25c751e9 | 1248 | } |
87a449c8 | 1249 | |
bdccc4fe | 1250 | next_sector: ; |
c76f951a | 1251 | } |
bdccc4fe | 1252 | next_bank: ; |
27b207fd | 1253 | } |
8fdf1e0f VK |
1254 | return 0; |
1255 | } | |
1256 | #endif | |
1257 | ||
1258 | #if defined(CONFIG_CMD_IMLS_NAND) | |
1259 | static int nand_imls_legacyimage(nand_info_t *nand, int nand_dev, loff_t off, | |
1260 | size_t len) | |
1261 | { | |
1262 | void *imgdata; | |
1263 | int ret; | |
1264 | ||
1265 | imgdata = malloc(len); | |
1266 | if (!imgdata) { | |
1267 | printf("May be a Legacy Image at NAND device %d offset %08llX:\n", | |
1268 | nand_dev, off); | |
1269 | printf(" Low memory(cannot allocate memory for image)\n"); | |
1270 | return -ENOMEM; | |
1271 | } | |
1272 | ||
1273 | ret = nand_read_skip_bad(nand, off, &len, | |
1274 | imgdata); | |
1275 | if (ret < 0 && ret != -EUCLEAN) { | |
1276 | free(imgdata); | |
1277 | return ret; | |
1278 | } | |
1279 | ||
1280 | if (!image_check_hcrc(imgdata)) { | |
1281 | free(imgdata); | |
1282 | return 0; | |
1283 | } | |
1284 | ||
1285 | printf("Legacy Image at NAND device %d offset %08llX:\n", | |
1286 | nand_dev, off); | |
1287 | image_print_contents(imgdata); | |
1288 | ||
1289 | puts(" Verifying Checksum ... "); | |
1290 | if (!image_check_dcrc(imgdata)) | |
1291 | puts("Bad Data CRC\n"); | |
1292 | else | |
1293 | puts("OK\n"); | |
1294 | ||
1295 | free(imgdata); | |
1296 | ||
1297 | return 0; | |
1298 | } | |
1299 | ||
1300 | static int nand_imls_fitimage(nand_info_t *nand, int nand_dev, loff_t off, | |
1301 | size_t len) | |
1302 | { | |
1303 | void *imgdata; | |
1304 | int ret; | |
1305 | ||
1306 | imgdata = malloc(len); | |
1307 | if (!imgdata) { | |
1308 | printf("May be a FIT Image at NAND device %d offset %08llX:\n", | |
1309 | nand_dev, off); | |
1310 | printf(" Low memory(cannot allocate memory for image)\n"); | |
1311 | return -ENOMEM; | |
1312 | } | |
1313 | ||
1314 | ret = nand_read_skip_bad(nand, off, &len, | |
1315 | imgdata); | |
1316 | if (ret < 0 && ret != -EUCLEAN) { | |
1317 | free(imgdata); | |
1318 | return ret; | |
1319 | } | |
1320 | ||
1321 | if (!fit_check_format(imgdata)) { | |
1322 | free(imgdata); | |
1323 | return 0; | |
1324 | } | |
1325 | ||
1326 | printf("FIT Image at NAND device %d offset %08llX:\n", nand_dev, off); | |
1327 | ||
1328 | fit_print_contents(imgdata); | |
1329 | free(imgdata); | |
1330 | ||
1331 | return 0; | |
1332 | } | |
1333 | ||
1334 | static int do_imls_nand(void) | |
1335 | { | |
1336 | nand_info_t *nand; | |
1337 | int nand_dev = nand_curr_device; | |
1338 | size_t len; | |
1339 | loff_t off; | |
1340 | u32 buffer[16]; | |
1341 | ||
1342 | if (nand_dev < 0 || nand_dev >= CONFIG_SYS_MAX_NAND_DEVICE) { | |
1343 | puts("\nNo NAND devices available\n"); | |
1344 | return -ENODEV; | |
1345 | } | |
1346 | ||
1347 | printf("\n"); | |
1348 | ||
1349 | for (nand_dev = 0; nand_dev < CONFIG_SYS_MAX_NAND_DEVICE; nand_dev++) { | |
1350 | nand = &nand_info[nand_dev]; | |
1351 | if (!nand->name || !nand->size) | |
1352 | continue; | |
1353 | ||
1354 | for (off = 0; off < nand->size; off += nand->erasesize) { | |
1355 | const image_header_t *header; | |
1356 | int ret; | |
1357 | ||
1358 | if (nand_block_isbad(nand, off)) | |
1359 | continue; | |
1360 | ||
1361 | len = sizeof(buffer); | |
1362 | ||
1363 | ret = nand_read(nand, off, &len, (u8 *)buffer); | |
1364 | if (ret < 0 && ret != -EUCLEAN) { | |
1365 | printf("NAND read error %d at offset %08llX\n", | |
1366 | ret, off); | |
1367 | continue; | |
1368 | } | |
1369 | ||
1370 | switch (genimg_get_format(buffer)) { | |
1371 | case IMAGE_FORMAT_LEGACY: | |
1372 | header = (const image_header_t *)buffer; | |
1373 | ||
1374 | len = image_get_image_size(header); | |
1375 | nand_imls_legacyimage(nand, nand_dev, off, len); | |
1376 | break; | |
1377 | #if defined(CONFIG_FIT) | |
1378 | case IMAGE_FORMAT_FIT: | |
1379 | len = fit_get_size(buffer); | |
1380 | nand_imls_fitimage(nand, nand_dev, off, len); | |
1381 | break; | |
1382 | #endif | |
1383 | } | |
1384 | } | |
1385 | } | |
1386 | ||
1387 | return 0; | |
1388 | } | |
1389 | #endif | |
1390 | ||
1391 | #if defined(CONFIG_CMD_IMLS) || defined(CONFIG_CMD_IMLS_NAND) | |
1392 | static int do_imls(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) | |
1393 | { | |
1394 | int ret_nor = 0, ret_nand = 0; | |
1395 | ||
1396 | #if defined(CONFIG_CMD_IMLS) | |
1397 | ret_nor = do_imls_nor(); | |
1398 | #endif | |
1399 | ||
1400 | #if defined(CONFIG_CMD_IMLS_NAND) | |
1401 | ret_nand = do_imls_nand(); | |
1402 | #endif | |
1403 | ||
1404 | if (ret_nor) | |
1405 | return ret_nor; | |
1406 | ||
1407 | if (ret_nand) | |
1408 | return ret_nand; | |
c76f951a | 1409 | |
27b207fd WD |
1410 | return (0); |
1411 | } | |
c76f951a | 1412 | |
27b207fd WD |
1413 | U_BOOT_CMD( |
1414 | imls, 1, 1, do_imls, | |
2fb2604d | 1415 | "list all images found in flash", |
27b207fd | 1416 | "\n" |
8fdf1e0f VK |
1417 | " - Prints information about all images found at sector/block\n" |
1418 | " boundaries in nor/nand flash." | |
27b207fd | 1419 | ); |
98a9c4d4 | 1420 | #endif |
47d1a6e1 | 1421 | |
1ee1180b | 1422 | /*******************************************************************/ |
5cf746c3 | 1423 | /* helper routines */ |
1ee1180b | 1424 | /*******************************************************************/ |
be2e5a09 | 1425 | #if defined(CONFIG_SILENT_CONSOLE) && !defined(CONFIG_SILENT_U_BOOT_ONLY) |
3a8653b3 | 1426 | static void fixup_silent_linux(void) |
1ee1180b MB |
1427 | { |
1428 | char buf[256], *start, *end; | |
3a8653b3 | 1429 | char *cmdline = getenv("bootargs"); |
47d1a6e1 | 1430 | |
1ee1180b MB |
1431 | /* Only fix cmdline when requested */ |
1432 | if (!(gd->flags & GD_FLG_SILENT)) | |
1433 | return; | |
47d1a6e1 | 1434 | |
3a8653b3 | 1435 | debug("before silent fix-up: %s\n", cmdline); |
1ee1180b | 1436 | if (cmdline) { |
3a8653b3 DA |
1437 | start = strstr(cmdline, "console="); |
1438 | if (start) { | |
1439 | end = strchr(start, ' '); | |
1440 | strncpy(buf, cmdline, (start - cmdline + 8)); | |
1ee1180b | 1441 | if (end) |
3a8653b3 | 1442 | strcpy(buf + (start - cmdline + 8), end); |
1ee1180b MB |
1443 | else |
1444 | buf[start - cmdline + 8] = '\0'; | |
1445 | } else { | |
3a8653b3 DA |
1446 | strcpy(buf, cmdline); |
1447 | strcat(buf, " console="); | |
47d1a6e1 | 1448 | } |
47d1a6e1 | 1449 | } else { |
3a8653b3 | 1450 | strcpy(buf, "console="); |
e7902122 | 1451 | } |
10aaf716 | 1452 | |
3a8653b3 DA |
1453 | setenv("bootargs", buf); |
1454 | debug("after silent fix-up: %s\n", buf); | |
1ee1180b MB |
1455 | } |
1456 | #endif /* CONFIG_SILENT_CONSOLE */ | |
38eb508e | 1457 | |
38eb508e | 1458 | |
1ee1180b MB |
1459 | /*******************************************************************/ |
1460 | /* OS booting routines */ | |
1461 | /*******************************************************************/ | |
c76f951a | 1462 | |
b1d0db18 | 1463 | #ifdef CONFIG_BOOTM_NETBSD |
712fbcf3 | 1464 | static int do_bootm_netbsd(int flag, int argc, char * const argv[], |
8a5ea3e6 | 1465 | bootm_headers_t *images) |
d791b1dc | 1466 | { |
1ee1180b | 1467 | void (*loader)(bd_t *, image_header_t *, char *, char *); |
d5934ad7 | 1468 | image_header_t *os_hdr, *hdr; |
f13e7b2e | 1469 | ulong kernel_data, kernel_len; |
1ee1180b MB |
1470 | char *consdev; |
1471 | char *cmdline; | |
1472 | ||
49c3a861 KG |
1473 | if ((flag != 0) && (flag != BOOTM_STATE_OS_GO)) |
1474 | return 1; | |
1475 | ||
d5934ad7 MB |
1476 | #if defined(CONFIG_FIT) |
1477 | if (!images->legacy_hdr_valid) { | |
712fbcf3 | 1478 | fit_unsupported_reset("NetBSD"); |
40d7e99d | 1479 | return 1; |
38eb508e GVB |
1480 | } |
1481 | #endif | |
d5934ad7 | 1482 | hdr = images->legacy_hdr_os; |
47d1a6e1 WD |
1483 | |
1484 | /* | |
1485 | * Booting a (NetBSD) kernel image | |
1486 | * | |
1487 | * This process is pretty similar to a standalone application: | |
1488 | * The (first part of an multi-) image must be a stage-2 loader, | |
1489 | * which in turn is responsible for loading & invoking the actual | |
1490 | * kernel. The only differences are the parameters being passed: | |
1491 | * besides the board info strucure, the loader expects a command | |
1492 | * line, the name of the console device, and (optionally) the | |
1493 | * address of the original image header. | |
1494 | */ | |
d5934ad7 | 1495 | os_hdr = NULL; |
712fbcf3 SW |
1496 | if (image_check_type(&images->legacy_hdr_os_copy, IH_TYPE_MULTI)) { |
1497 | image_multi_getimg(hdr, 1, &kernel_data, &kernel_len); | |
f13e7b2e | 1498 | if (kernel_len) |
d5934ad7 | 1499 | os_hdr = hdr; |
f13e7b2e | 1500 | } |
47d1a6e1 WD |
1501 | |
1502 | consdev = ""; | |
712fbcf3 | 1503 | #if defined(CONFIG_8xx_CONS_SMC1) |
47d1a6e1 | 1504 | consdev = "smc1"; |
712fbcf3 | 1505 | #elif defined(CONFIG_8xx_CONS_SMC2) |
47d1a6e1 | 1506 | consdev = "smc2"; |
712fbcf3 | 1507 | #elif defined(CONFIG_8xx_CONS_SCC2) |
47d1a6e1 | 1508 | consdev = "scc2"; |
712fbcf3 | 1509 | #elif defined(CONFIG_8xx_CONS_SCC3) |
47d1a6e1 WD |
1510 | consdev = "scc3"; |
1511 | #endif | |
1512 | ||
1513 | if (argc > 2) { | |
1514 | ulong len; | |
1515 | int i; | |
1516 | ||
1ee1180b | 1517 | for (i = 2, len = 0; i < argc; i += 1) |
712fbcf3 SW |
1518 | len += strlen(argv[i]) + 1; |
1519 | cmdline = malloc(len); | |
47d1a6e1 | 1520 | |
1ee1180b | 1521 | for (i = 2, len = 0; i < argc; i += 1) { |
47d1a6e1 WD |
1522 | if (i > 2) |
1523 | cmdline[len++] = ' '; | |
712fbcf3 SW |
1524 | strcpy(&cmdline[len], argv[i]); |
1525 | len += strlen(argv[i]); | |
47d1a6e1 | 1526 | } |
712fbcf3 | 1527 | } else if ((cmdline = getenv("bootargs")) == NULL) { |
47d1a6e1 WD |
1528 | cmdline = ""; |
1529 | } | |
1530 | ||
c160a954 | 1531 | loader = (void (*)(bd_t *, image_header_t *, char *, char *))images->ep; |
47d1a6e1 | 1532 | |
712fbcf3 SW |
1533 | printf("## Transferring control to NetBSD stage-2 loader " |
1534 | "(at address %08lx) ...\n", | |
47d1a6e1 WD |
1535 | (ulong)loader); |
1536 | ||
770605e4 | 1537 | bootstage_mark(BOOTSTAGE_ID_RUN_OS); |
47d1a6e1 WD |
1538 | |
1539 | /* | |
1540 | * NetBSD Stage-2 Loader Parameters: | |
1541 | * r3: ptr to board info data | |
1542 | * r4: image address | |
1543 | * r5: console device | |
1544 | * r6: boot args string | |
1545 | */ | |
712fbcf3 | 1546 | (*loader)(gd->bd, os_hdr, consdev, cmdline); |
40d7e99d KG |
1547 | |
1548 | return 1; | |
47d1a6e1 | 1549 | } |
b1d0db18 | 1550 | #endif /* CONFIG_BOOTM_NETBSD*/ |
47d1a6e1 | 1551 | |
1ee1180b | 1552 | #ifdef CONFIG_LYNXKDI |
712fbcf3 | 1553 | static int do_bootm_lynxkdi(int flag, int argc, char * const argv[], |
8a5ea3e6 | 1554 | bootm_headers_t *images) |
1ee1180b | 1555 | { |
cb1c4896 | 1556 | image_header_t *hdr = &images->legacy_hdr_os_copy; |
d5934ad7 | 1557 | |
49c3a861 KG |
1558 | if ((flag != 0) && (flag != BOOTM_STATE_OS_GO)) |
1559 | return 1; | |
1560 | ||
d5934ad7 MB |
1561 | #if defined(CONFIG_FIT) |
1562 | if (!images->legacy_hdr_valid) { | |
712fbcf3 | 1563 | fit_unsupported_reset("Lynx"); |
40d7e99d | 1564 | return 1; |
d5934ad7 MB |
1565 | } |
1566 | #endif | |
1567 | ||
712fbcf3 | 1568 | lynxkdi_boot((image_header_t *)hdr); |
40d7e99d KG |
1569 | |
1570 | return 1; | |
1ee1180b MB |
1571 | } |
1572 | #endif /* CONFIG_LYNXKDI */ | |
1573 | ||
b1d0db18 | 1574 | #ifdef CONFIG_BOOTM_RTEMS |
712fbcf3 | 1575 | static int do_bootm_rtems(int flag, int argc, char * const argv[], |
8a5ea3e6 | 1576 | bootm_headers_t *images) |
1ee1180b | 1577 | { |
1ee1180b | 1578 | void (*entry_point)(bd_t *); |
d791b1dc | 1579 | |
49c3a861 KG |
1580 | if ((flag != 0) && (flag != BOOTM_STATE_OS_GO)) |
1581 | return 1; | |
1582 | ||
d5934ad7 MB |
1583 | #if defined(CONFIG_FIT) |
1584 | if (!images->legacy_hdr_valid) { | |
712fbcf3 | 1585 | fit_unsupported_reset("RTEMS"); |
40d7e99d | 1586 | return 1; |
d5934ad7 MB |
1587 | } |
1588 | #endif | |
1589 | ||
c160a954 | 1590 | entry_point = (void (*)(bd_t *))images->ep; |
d791b1dc | 1591 | |
712fbcf3 | 1592 | printf("## Transferring control to RTEMS (at address %08lx) ...\n", |
d791b1dc WD |
1593 | (ulong)entry_point); |
1594 | ||
770605e4 | 1595 | bootstage_mark(BOOTSTAGE_ID_RUN_OS); |
d791b1dc WD |
1596 | |
1597 | /* | |
1598 | * RTEMS Parameters: | |
1599 | * r3: ptr to board info data | |
1600 | */ | |
1ee1180b | 1601 | (*entry_point)(gd->bd); |
40d7e99d KG |
1602 | |
1603 | return 1; | |
d791b1dc | 1604 | } |
b1d0db18 | 1605 | #endif /* CONFIG_BOOTM_RTEMS */ |
7f70e853 | 1606 | |
3df61957 | 1607 | #if defined(CONFIG_BOOTM_OSE) |
712fbcf3 | 1608 | static int do_bootm_ose(int flag, int argc, char * const argv[], |
3df61957 TL |
1609 | bootm_headers_t *images) |
1610 | { | |
1611 | void (*entry_point)(void); | |
1612 | ||
1613 | if ((flag != 0) && (flag != BOOTM_STATE_OS_GO)) | |
1614 | return 1; | |
1615 | ||
1616 | #if defined(CONFIG_FIT) | |
1617 | if (!images->legacy_hdr_valid) { | |
712fbcf3 | 1618 | fit_unsupported_reset("OSE"); |
3df61957 TL |
1619 | return 1; |
1620 | } | |
1621 | #endif | |
1622 | ||
1623 | entry_point = (void (*)(void))images->ep; | |
1624 | ||
712fbcf3 | 1625 | printf("## Transferring control to OSE (at address %08lx) ...\n", |
3df61957 TL |
1626 | (ulong)entry_point); |
1627 | ||
770605e4 | 1628 | bootstage_mark(BOOTSTAGE_ID_RUN_OS); |
3df61957 TL |
1629 | |
1630 | /* | |
1631 | * OSE Parameters: | |
1632 | * None | |
1633 | */ | |
1634 | (*entry_point)(); | |
1635 | ||
1636 | return 1; | |
1637 | } | |
1638 | #endif /* CONFIG_BOOTM_OSE */ | |
1639 | ||
04d41409 SS |
1640 | #if defined(CONFIG_BOOTM_PLAN9) |
1641 | static int do_bootm_plan9(int flag, int argc, char * const argv[], | |
1642 | bootm_headers_t *images) | |
1643 | { | |
1644 | void (*entry_point)(void); | |
1645 | ||
1646 | if ((flag != 0) && (flag != BOOTM_STATE_OS_GO)) | |
1647 | return 1; | |
1648 | ||
1649 | #if defined(CONFIG_FIT) | |
1650 | if (!images->legacy_hdr_valid) { | |
1651 | fit_unsupported_reset("Plan 9"); | |
1652 | return 1; | |
1653 | } | |
1654 | #endif | |
1655 | ||
1656 | entry_point = (void (*)(void))images->ep; | |
1657 | ||
1658 | printf("## Transferring control to Plan 9 (at address %08lx) ...\n", | |
1659 | (ulong)entry_point); | |
1660 | ||
1661 | bootstage_mark(BOOTSTAGE_ID_RUN_OS); | |
1662 | ||
1663 | /* | |
1664 | * Plan 9 Parameters: | |
1665 | * None | |
1666 | */ | |
1667 | (*entry_point)(); | |
1668 | ||
1669 | return 1; | |
1670 | } | |
1671 | #endif /* CONFIG_BOOTM_PLAN9 */ | |
1672 | ||
baa26db4 | 1673 | #if defined(CONFIG_CMD_ELF) |
712fbcf3 | 1674 | static int do_bootm_vxworks(int flag, int argc, char * const argv[], |
8a5ea3e6 | 1675 | bootm_headers_t *images) |
47d1a6e1 | 1676 | { |
47d1a6e1 | 1677 | char str[80]; |
7f70e853 | 1678 | |
49c3a861 KG |
1679 | if ((flag != 0) && (flag != BOOTM_STATE_OS_GO)) |
1680 | return 1; | |
1681 | ||
d5934ad7 | 1682 | #if defined(CONFIG_FIT) |
cb1c4896 | 1683 | if (!images->legacy_hdr_valid) { |
712fbcf3 | 1684 | fit_unsupported_reset("VxWorks"); |
40d7e99d | 1685 | return 1; |
d5934ad7 MB |
1686 | } |
1687 | #endif | |
47d1a6e1 | 1688 | |
c160a954 | 1689 | sprintf(str, "%lx", images->ep); /* write entry-point into string */ |
47d1a6e1 | 1690 | setenv("loadaddr", str); |
40d7e99d KG |
1691 | do_bootvx(NULL, 0, 0, NULL); |
1692 | ||
1693 | return 1; | |
47d1a6e1 WD |
1694 | } |
1695 | ||
54841ab5 | 1696 | static int do_bootm_qnxelf(int flag, int argc, char * const argv[], |
8a5ea3e6 | 1697 | bootm_headers_t *images) |
47d1a6e1 | 1698 | { |
47d1a6e1 WD |
1699 | char *local_args[2]; |
1700 | char str[16]; | |
d5934ad7 | 1701 | |
49c3a861 KG |
1702 | if ((flag != 0) && (flag != BOOTM_STATE_OS_GO)) |
1703 | return 1; | |
1704 | ||
d5934ad7 MB |
1705 | #if defined(CONFIG_FIT) |
1706 | if (!images->legacy_hdr_valid) { | |
712fbcf3 | 1707 | fit_unsupported_reset("QNX"); |
40d7e99d | 1708 | return 1; |
d5934ad7 MB |
1709 | } |
1710 | #endif | |
47d1a6e1 | 1711 | |
c160a954 | 1712 | sprintf(str, "%lx", images->ep); /* write entry-point into string */ |
47d1a6e1 WD |
1713 | local_args[0] = argv[0]; |
1714 | local_args[1] = str; /* and provide it via the arguments */ | |
40d7e99d KG |
1715 | do_bootelf(NULL, 0, 2, local_args); |
1716 | ||
1717 | return 1; | |
47d1a6e1 | 1718 | } |
90253178 | 1719 | #endif |
f5ed9e39 PT |
1720 | |
1721 | #ifdef CONFIG_INTEGRITY | |
712fbcf3 | 1722 | static int do_bootm_integrity(int flag, int argc, char * const argv[], |
f5ed9e39 PT |
1723 | bootm_headers_t *images) |
1724 | { | |
1725 | void (*entry_point)(void); | |
1726 | ||
49c3a861 KG |
1727 | if ((flag != 0) && (flag != BOOTM_STATE_OS_GO)) |
1728 | return 1; | |
1729 | ||
f5ed9e39 PT |
1730 | #if defined(CONFIG_FIT) |
1731 | if (!images->legacy_hdr_valid) { | |
712fbcf3 | 1732 | fit_unsupported_reset("INTEGRITY"); |
f5ed9e39 PT |
1733 | return 1; |
1734 | } | |
1735 | #endif | |
1736 | ||
1737 | entry_point = (void (*)(void))images->ep; | |
1738 | ||
712fbcf3 | 1739 | printf("## Transferring control to INTEGRITY (at address %08lx) ...\n", |
f5ed9e39 PT |
1740 | (ulong)entry_point); |
1741 | ||
770605e4 | 1742 | bootstage_mark(BOOTSTAGE_ID_RUN_OS); |
f5ed9e39 PT |
1743 | |
1744 | /* | |
1745 | * INTEGRITY Parameters: | |
1746 | * None | |
1747 | */ | |
1748 | (*entry_point)(); | |
1749 | ||
1750 | return 1; | |
1751 | } | |
1752 | #endif | |
44f074c7 MV |
1753 | |
1754 | #ifdef CONFIG_CMD_BOOTZ | |
1755 | ||
1756 | static int __bootz_setup(void *image, void **start, void **end) | |
1757 | { | |
1758 | /* Please define bootz_setup() for your platform */ | |
1759 | ||
1760 | puts("Your platform's zImage format isn't supported yet!\n"); | |
1761 | return -1; | |
1762 | } | |
1763 | int bootz_setup(void *image, void **start, void **end) | |
1764 | __attribute__((weak, alias("__bootz_setup"))); | |
1765 | ||
1766 | /* | |
1767 | * zImage booting support | |
1768 | */ | |
1769 | static int bootz_start(cmd_tbl_t *cmdtp, int flag, int argc, | |
1770 | char * const argv[], bootm_headers_t *images) | |
1771 | { | |
1772 | int ret; | |
1773 | void *zi_start, *zi_end; | |
1774 | ||
1775 | memset(images, 0, sizeof(bootm_headers_t)); | |
1776 | ||
1777 | boot_start_lmb(images); | |
1778 | ||
1779 | /* Setup Linux kernel zImage entry point */ | |
1780 | if (argc < 2) { | |
1781 | images->ep = load_addr; | |
1782 | debug("* kernel: default image load address = 0x%08lx\n", | |
1783 | load_addr); | |
1784 | } else { | |
1785 | images->ep = simple_strtoul(argv[1], NULL, 16); | |
1786 | debug("* kernel: cmdline image address = 0x%08lx\n", | |
1787 | images->ep); | |
1788 | } | |
1789 | ||
1790 | ret = bootz_setup((void *)images->ep, &zi_start, &zi_end); | |
1791 | if (ret != 0) | |
1792 | return 1; | |
1793 | ||
1794 | lmb_reserve(&images->lmb, images->ep, zi_end - zi_start); | |
1795 | ||
1796 | /* Find ramdisk */ | |
1797 | ret = boot_get_ramdisk(argc, argv, images, IH_INITRD_ARCH, | |
1798 | &images->rd_start, &images->rd_end); | |
1799 | if (ret) { | |
1800 | puts("Ramdisk image is corrupt or invalid\n"); | |
1801 | return 1; | |
1802 | } | |
1803 | ||
1804 | #if defined(CONFIG_OF_LIBFDT) | |
1805 | /* find flattened device tree */ | |
1806 | ret = boot_get_fdt(flag, argc, argv, images, | |
1807 | &images->ft_addr, &images->ft_len); | |
1808 | if (ret) { | |
1809 | puts("Could not find a valid device tree\n"); | |
1810 | return 1; | |
1811 | } | |
1812 | ||
1813 | set_working_fdt_addr(images->ft_addr); | |
1814 | #endif | |
1815 | ||
1816 | return 0; | |
1817 | } | |
1818 | ||
1819 | static int do_bootz(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) | |
1820 | { | |
44f074c7 MV |
1821 | bootm_headers_t images; |
1822 | ||
1823 | if (bootz_start(cmdtp, flag, argc, argv, &images)) | |
1824 | return 1; | |
1825 | ||
1826 | /* | |
1827 | * We have reached the point of no return: we are going to | |
1828 | * overwrite all exception vector code, so we cannot easily | |
1829 | * recover from any failures any more... | |
1830 | */ | |
a075a79f | 1831 | disable_interrupts(); |
44f074c7 | 1832 | |
f8be7d65 JH |
1833 | #ifdef CONFIG_NETCONSOLE |
1834 | /* Stop the ethernet stack if NetConsole could have left it up */ | |
1835 | eth_halt(); | |
1836 | #endif | |
1837 | ||
44f074c7 MV |
1838 | #if defined(CONFIG_CMD_USB) |
1839 | /* | |
1840 | * turn off USB to prevent the host controller from writing to the | |
1841 | * SDRAM while Linux is booting. This could happen (at least for OHCI | |
1842 | * controller), because the HCCA (Host Controller Communication Area) | |
1843 | * lies within the SDRAM and the host controller writes continously to | |
1844 | * this area (as busmaster!). The HccaFrameNumber is for example | |
1845 | * updated every 1 ms within the HCCA structure in SDRAM! For more | |
1846 | * details see the OpenHCI specification. | |
1847 | */ | |
1848 | usb_stop(); | |
1849 | #endif | |
1850 | ||
be2e5a09 | 1851 | #if defined(CONFIG_SILENT_CONSOLE) && !defined(CONFIG_SILENT_U_BOOT_ONLY) |
44f074c7 MV |
1852 | fixup_silent_linux(); |
1853 | #endif | |
1854 | arch_preboot_os(); | |
1855 | ||
1856 | do_bootm_linux(0, argc, argv, &images); | |
1857 | #ifdef DEBUG | |
1858 | puts("\n## Control returned to monitor - resetting...\n"); | |
1859 | #endif | |
1860 | do_reset(cmdtp, flag, argc, argv); | |
1861 | ||
1862 | return 1; | |
1863 | } | |
1864 | ||
088f1b19 KP |
1865 | #ifdef CONFIG_SYS_LONGHELP |
1866 | static char bootz_help_text[] = | |
017e1f3f MV |
1867 | "[addr [initrd[:size]] [fdt]]\n" |
1868 | " - boot Linux zImage stored in memory\n" | |
44f074c7 | 1869 | "\tThe argument 'initrd' is optional and specifies the address\n" |
017e1f3f MV |
1870 | "\tof the initrd in memory. The optional argument ':size' allows\n" |
1871 | "\tspecifying the size of RAW initrd.\n" | |
44f074c7 MV |
1872 | #if defined(CONFIG_OF_LIBFDT) |
1873 | "\tWhen booting a Linux kernel which requires a flat device-tree\n" | |
1874 | "\ta third argument is required which is the address of the\n" | |
1875 | "\tdevice-tree blob. To boot that kernel without an initrd image,\n" | |
1876 | "\tuse a '-' for the second argument. If you do not pass a third\n" | |
1877 | "\ta bd_info struct will be passed instead\n" | |
1878 | #endif | |
088f1b19 KP |
1879 | ""; |
1880 | #endif | |
1881 | ||
1882 | U_BOOT_CMD( | |
1883 | bootz, CONFIG_SYS_MAXARGS, 1, do_bootz, | |
1884 | "boot Linux zImage image from memory", bootz_help_text | |
44f074c7 MV |
1885 | ); |
1886 | #endif /* CONFIG_CMD_BOOTZ */ |