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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 | |
35e7b0f1 | 96 | static const void *boot_get_kernel(cmd_tbl_t *cmdtp, int flag, int argc, |
712fbcf3 SW |
97 | char * const argv[], bootm_headers_t *images, |
98 | ulong *os_data, ulong *os_len); | |
47d1a6e1 WD |
99 | |
100 | /* | |
101 | * Continue booting an OS image; caller already has: | |
102 | * - copied image header to global variable `header' | |
103 | * - checked header magic number, checksums (both header & image), | |
104 | * - verified image architecture (PPC) and type (KERNEL or MULTI), | |
105 | * - loaded (first part of) image to header load address, | |
106 | * - disabled interrupts. | |
107 | */ | |
712fbcf3 | 108 | typedef int boot_os_fn(int flag, int argc, char * const argv[], |
8a5ea3e6 | 109 | bootm_headers_t *images); /* pointers to os/initrd/fdt */ |
1ee1180b | 110 | |
b1d0db18 | 111 | #ifdef CONFIG_BOOTM_LINUX |
1ee1180b | 112 | extern boot_os_fn do_bootm_linux; |
b1d0db18 KG |
113 | #endif |
114 | #ifdef CONFIG_BOOTM_NETBSD | |
1ee1180b | 115 | static boot_os_fn do_bootm_netbsd; |
b1d0db18 | 116 | #endif |
f13e7b2e | 117 | #if defined(CONFIG_LYNXKDI) |
1ee1180b | 118 | static boot_os_fn do_bootm_lynxkdi; |
712fbcf3 | 119 | extern void lynxkdi_boot(image_header_t *); |
47d1a6e1 | 120 | #endif |
b1d0db18 | 121 | #ifdef CONFIG_BOOTM_RTEMS |
1ee1180b | 122 | static boot_os_fn do_bootm_rtems; |
b1d0db18 | 123 | #endif |
3df61957 TL |
124 | #if defined(CONFIG_BOOTM_OSE) |
125 | static boot_os_fn do_bootm_ose; | |
126 | #endif | |
04d41409 SS |
127 | #if defined(CONFIG_BOOTM_PLAN9) |
128 | static boot_os_fn do_bootm_plan9; | |
129 | #endif | |
baa26db4 | 130 | #if defined(CONFIG_CMD_ELF) |
1ee1180b MB |
131 | static boot_os_fn do_bootm_vxworks; |
132 | static boot_os_fn do_bootm_qnxelf; | |
712fbcf3 SW |
133 | int do_bootvx(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]); |
134 | int do_bootelf(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]); | |
90253178 | 135 | #endif |
f5ed9e39 PT |
136 | #if defined(CONFIG_INTEGRITY) |
137 | static boot_os_fn do_bootm_integrity; | |
138 | #endif | |
47d1a6e1 | 139 | |
0008555f | 140 | static boot_os_fn *boot_os[] = { |
b1d0db18 | 141 | #ifdef CONFIG_BOOTM_LINUX |
be083159 | 142 | [IH_OS_LINUX] = do_bootm_linux, |
b1d0db18 KG |
143 | #endif |
144 | #ifdef CONFIG_BOOTM_NETBSD | |
be083159 | 145 | [IH_OS_NETBSD] = do_bootm_netbsd, |
b1d0db18 | 146 | #endif |
be083159 KG |
147 | #ifdef CONFIG_LYNXKDI |
148 | [IH_OS_LYNXOS] = do_bootm_lynxkdi, | |
149 | #endif | |
b1d0db18 | 150 | #ifdef CONFIG_BOOTM_RTEMS |
be083159 | 151 | [IH_OS_RTEMS] = do_bootm_rtems, |
b1d0db18 | 152 | #endif |
3df61957 TL |
153 | #if defined(CONFIG_BOOTM_OSE) |
154 | [IH_OS_OSE] = do_bootm_ose, | |
155 | #endif | |
04d41409 SS |
156 | #if defined(CONFIG_BOOTM_PLAN9) |
157 | [IH_OS_PLAN9] = do_bootm_plan9, | |
158 | #endif | |
be083159 KG |
159 | #if defined(CONFIG_CMD_ELF) |
160 | [IH_OS_VXWORKS] = do_bootm_vxworks, | |
161 | [IH_OS_QNX] = do_bootm_qnxelf, | |
162 | #endif | |
163 | #ifdef CONFIG_INTEGRITY | |
164 | [IH_OS_INTEGRITY] = do_bootm_integrity, | |
165 | #endif | |
166 | }; | |
167 | ||
dee17768 | 168 | bootm_headers_t images; /* pointers to os/initrd/fdt images */ |
15940c9a | 169 | |
3dfad40a | 170 | /* Allow for arch specific config before we boot */ |
088f1b19 | 171 | static void __arch_preboot_os(void) |
3dfad40a KG |
172 | { |
173 | /* please define platform specific arch_preboot_os() */ | |
174 | } | |
175 | void arch_preboot_os(void) __attribute__((weak, alias("__arch_preboot_os"))); | |
176 | ||
476af299 | 177 | #define IH_INITRD_ARCH IH_ARCH_DEFAULT |
47d1a6e1 | 178 | |
a16028da | 179 | #ifdef CONFIG_LMB |
44f074c7 MV |
180 | static void boot_start_lmb(bootm_headers_t *images) |
181 | { | |
391fd93a BB |
182 | ulong mem_start; |
183 | phys_size_t mem_size; | |
47d1a6e1 | 184 | |
44f074c7 | 185 | lmb_init(&images->lmb); |
47d1a6e1 | 186 | |
d3f2fa0d KG |
187 | mem_start = getenv_bootm_low(); |
188 | mem_size = getenv_bootm_size(); | |
47d1a6e1 | 189 | |
44f074c7 | 190 | lmb_add(&images->lmb, (phys_addr_t)mem_start, mem_size); |
47d1a6e1 | 191 | |
44f074c7 MV |
192 | arch_lmb_reserve(&images->lmb); |
193 | board_lmb_reserve(&images->lmb); | |
194 | } | |
a16028da | 195 | #else |
35cf5fe5 | 196 | #define lmb_reserve(lmb, base, size) |
44f074c7 | 197 | static inline void boot_start_lmb(bootm_headers_t *images) { } |
a16028da | 198 | #endif |
a16028da | 199 | |
54841ab5 | 200 | static int bootm_start(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) |
a16028da | 201 | { |
35e7b0f1 SG |
202 | const void *os_hdr; |
203 | int ret; | |
a16028da | 204 | |
712fbcf3 SW |
205 | memset((void *)&images, 0, sizeof(images)); |
206 | images.verify = getenv_yesno("verify"); | |
a16028da | 207 | |
44f074c7 | 208 | boot_start_lmb(&images); |
47d1a6e1 | 209 | |
573f14fe SG |
210 | bootstage_mark_name(BOOTSTAGE_ID_BOOTM_START, "bootm_start"); |
211 | ||
5cf746c3 | 212 | /* get kernel image header, start address and length */ |
712fbcf3 | 213 | os_hdr = boot_get_kernel(cmdtp, flag, argc, argv, |
396f635b KG |
214 | &images, &images.os.image_start, &images.os.image_len); |
215 | if (images.os.image_len == 0) { | |
712fbcf3 | 216 | puts("ERROR: can't get kernel image!\n"); |
47d1a6e1 | 217 | return 1; |
bccae903 | 218 | } |
bccae903 | 219 | |
d5934ad7 | 220 | /* get image parameters */ |
712fbcf3 | 221 | switch (genimg_get_format(os_hdr)) { |
d5934ad7 | 222 | case IMAGE_FORMAT_LEGACY: |
712fbcf3 SW |
223 | images.os.type = image_get_type(os_hdr); |
224 | images.os.comp = image_get_comp(os_hdr); | |
225 | images.os.os = image_get_os(os_hdr); | |
bccae903 | 226 | |
712fbcf3 SW |
227 | images.os.end = image_get_image_end(os_hdr); |
228 | images.os.load = image_get_load(os_hdr); | |
d5934ad7 MB |
229 | break; |
230 | #if defined(CONFIG_FIT) | |
231 | case IMAGE_FORMAT_FIT: | |
712fbcf3 | 232 | if (fit_image_get_type(images.fit_hdr_os, |
396f635b | 233 | images.fit_noffset_os, &images.os.type)) { |
712fbcf3 | 234 | puts("Can't get image type!\n"); |
770605e4 | 235 | bootstage_error(BOOTSTAGE_ID_FIT_TYPE); |
6986a385 MB |
236 | return 1; |
237 | } | |
47d1a6e1 | 238 | |
712fbcf3 | 239 | if (fit_image_get_comp(images.fit_hdr_os, |
396f635b | 240 | images.fit_noffset_os, &images.os.comp)) { |
712fbcf3 | 241 | puts("Can't get image compression!\n"); |
770605e4 | 242 | bootstage_error(BOOTSTAGE_ID_FIT_COMPRESSION); |
6986a385 MB |
243 | return 1; |
244 | } | |
47d1a6e1 | 245 | |
712fbcf3 | 246 | if (fit_image_get_os(images.fit_hdr_os, |
396f635b | 247 | images.fit_noffset_os, &images.os.os)) { |
712fbcf3 | 248 | puts("Can't get image OS!\n"); |
770605e4 | 249 | bootstage_error(BOOTSTAGE_ID_FIT_OS); |
47d1a6e1 WD |
250 | return 1; |
251 | } | |
47d1a6e1 | 252 | |
712fbcf3 | 253 | images.os.end = fit_get_end(images.fit_hdr_os); |
6986a385 | 254 | |
712fbcf3 | 255 | if (fit_image_get_load(images.fit_hdr_os, images.fit_noffset_os, |
396f635b | 256 | &images.os.load)) { |
712fbcf3 | 257 | puts("Can't get image load address!\n"); |
770605e4 | 258 | bootstage_error(BOOTSTAGE_ID_FIT_LOADADDR); |
6986a385 | 259 | return 1; |
b13fb01a WD |
260 | } |
261 | break; | |
d5934ad7 MB |
262 | #endif |
263 | default: | |
712fbcf3 | 264 | puts("ERROR: unknown image format type!\n"); |
47d1a6e1 WD |
265 | return 1; |
266 | } | |
d5934ad7 | 267 | |
c160a954 KG |
268 | /* find kernel entry point */ |
269 | if (images.legacy_hdr_valid) { | |
712fbcf3 | 270 | images.ep = image_get_ep(&images.legacy_hdr_os_copy); |
c160a954 KG |
271 | #if defined(CONFIG_FIT) |
272 | } else if (images.fit_uname_os) { | |
712fbcf3 | 273 | ret = fit_image_get_entry(images.fit_hdr_os, |
c19d13b0 | 274 | images.fit_noffset_os, &images.ep); |
c160a954 | 275 | if (ret) { |
712fbcf3 | 276 | puts("Can't get entry point property!\n"); |
c160a954 KG |
277 | return 1; |
278 | } | |
279 | #endif | |
280 | } else { | |
712fbcf3 | 281 | puts("Could not find kernel entry point!\n"); |
c160a954 KG |
282 | return 1; |
283 | } | |
284 | ||
b9b50e89 SW |
285 | if (images.os.type == IH_TYPE_KERNEL_NOLOAD) { |
286 | images.os.load = images.os.image_start; | |
287 | images.ep += images.os.load; | |
288 | } | |
289 | ||
24de2f4b | 290 | if (((images.os.type == IH_TYPE_KERNEL) || |
b9b50e89 | 291 | (images.os.type == IH_TYPE_KERNEL_NOLOAD) || |
24de2f4b | 292 | (images.os.type == IH_TYPE_MULTI)) && |
8b828a8f | 293 | (images.os.os == IH_OS_LINUX)) { |
c4f9419c | 294 | /* find ramdisk */ |
712fbcf3 | 295 | ret = boot_get_ramdisk(argc, argv, &images, IH_INITRD_ARCH, |
c4f9419c KG |
296 | &images.rd_start, &images.rd_end); |
297 | if (ret) { | |
712fbcf3 | 298 | puts("Ramdisk image is corrupt or invalid\n"); |
c4f9419c KG |
299 | return 1; |
300 | } | |
06a09918 KG |
301 | |
302 | #if defined(CONFIG_OF_LIBFDT) | |
303 | /* find flattened device tree */ | |
53f375fa | 304 | ret = boot_get_fdt(flag, argc, argv, IH_ARCH_DEFAULT, &images, |
712fbcf3 | 305 | &images.ft_addr, &images.ft_len); |
06a09918 | 306 | if (ret) { |
712fbcf3 | 307 | puts("Could not find a valid device tree\n"); |
06a09918 KG |
308 | return 1; |
309 | } | |
54f9c866 KG |
310 | |
311 | set_working_fdt_addr(images.ft_addr); | |
06a09918 | 312 | #endif |
c4f9419c KG |
313 | } |
314 | ||
396f635b | 315 | images.os.start = (ulong)os_hdr; |
49c3a861 | 316 | images.state = BOOTM_STATE_START; |
47d1a6e1 | 317 | |
396f635b KG |
318 | return 0; |
319 | } | |
3d71c81a | 320 | |
396f635b KG |
321 | #define BOOTM_ERR_RESET -1 |
322 | #define BOOTM_ERR_OVERLAP -2 | |
323 | #define BOOTM_ERR_UNIMPLEMENTED -3 | |
324 | static int bootm_load_os(image_info_t os, ulong *load_end, int boot_progress) | |
325 | { | |
326 | uint8_t comp = os.comp; | |
327 | ulong load = os.load; | |
328 | ulong blob_start = os.start; | |
329 | ulong blob_end = os.end; | |
330 | ulong image_start = os.image_start; | |
331 | ulong image_len = os.image_len; | |
5bf2766b | 332 | __maybe_unused uint unc_len = CONFIG_SYS_BOOTM_LEN; |
d510859b | 333 | int no_overlap = 0; |
aed161e5 | 334 | void *load_buf, *image_buf; |
60fdc5f2 MW |
335 | #if defined(CONFIG_LZMA) || defined(CONFIG_LZO) |
336 | int ret; | |
337 | #endif /* defined(CONFIG_LZMA) || defined(CONFIG_LZO) */ | |
3d71c81a | 338 | |
712fbcf3 | 339 | const char *type_name = genimg_get_type_name(os.type); |
c7de829c | 340 | |
aed161e5 SG |
341 | load_buf = map_sysmem(load, image_len); |
342 | image_buf = map_sysmem(image_start, image_len); | |
d5934ad7 | 343 | switch (comp) { |
47d1a6e1 | 344 | case IH_COMP_NONE: |
02cf3459 | 345 | if (load == blob_start || load == image_start) { |
712fbcf3 | 346 | printf(" XIP %s ... ", type_name); |
d510859b | 347 | no_overlap = 1; |
47d1a6e1 | 348 | } else { |
712fbcf3 | 349 | printf(" Loading %s ... ", type_name); |
aed161e5 | 350 | memmove_wd(load_buf, image_buf, image_len, CHUNKSZ); |
47d1a6e1 | 351 | } |
396f635b | 352 | *load_end = load + image_len; |
2e752be3 | 353 | puts("OK\n"); |
47d1a6e1 | 354 | break; |
44431cab | 355 | #ifdef CONFIG_GZIP |
47d1a6e1 | 356 | case IH_COMP_GZIP: |
712fbcf3 | 357 | printf(" Uncompressing %s ... ", type_name); |
aed161e5 | 358 | if (gunzip(load_buf, unc_len, image_buf, &image_len) != 0) { |
712fbcf3 SW |
359 | puts("GUNZIP: uncompress, out-of-mem or overwrite " |
360 | "error - must RESET board to recover\n"); | |
396f635b | 361 | if (boot_progress) |
770605e4 | 362 | bootstage_error(BOOTSTAGE_ID_DECOMP_IMAGE); |
396f635b | 363 | return BOOTM_ERR_RESET; |
47d1a6e1 | 364 | } |
7582438c | 365 | |
396f635b | 366 | *load_end = load + image_len; |
47d1a6e1 | 367 | break; |
44431cab | 368 | #endif /* CONFIG_GZIP */ |
c29fdfc1 WD |
369 | #ifdef CONFIG_BZIP2 |
370 | case IH_COMP_BZIP2: | |
712fbcf3 | 371 | printf(" Uncompressing %s ... ", type_name); |
5653fc33 WD |
372 | /* |
373 | * If we've got less than 4 MB of malloc() space, | |
374 | * use slower decompression algorithm which requires | |
375 | * at most 2300 KB of memory. | |
376 | */ | |
aed161e5 SG |
377 | int i = BZ2_bzBuffToBuffDecompress(load_buf, &unc_len, |
378 | image_buf, image_len, | |
379 | CONFIG_SYS_MALLOC_LEN < (4096 * 1024), 0); | |
c29fdfc1 | 380 | if (i != BZ_OK) { |
712fbcf3 | 381 | printf("BUNZIP2: uncompress or overwrite error %d " |
2682ce8a | 382 | "- must RESET board to recover\n", i); |
396f635b | 383 | if (boot_progress) |
770605e4 | 384 | bootstage_error(BOOTSTAGE_ID_DECOMP_IMAGE); |
396f635b | 385 | return BOOTM_ERR_RESET; |
c29fdfc1 | 386 | } |
7582438c | 387 | |
396f635b | 388 | *load_end = load + unc_len; |
c29fdfc1 WD |
389 | break; |
390 | #endif /* CONFIG_BZIP2 */ | |
fc9c1727 | 391 | #ifdef CONFIG_LZMA |
78e1e846 MF |
392 | case IH_COMP_LZMA: { |
393 | SizeT lzma_len = unc_len; | |
712fbcf3 | 394 | printf(" Uncompressing %s ... ", type_name); |
fc9c1727 | 395 | |
aed161e5 SG |
396 | ret = lzmaBuffToBuffDecompress(load_buf, &lzma_len, |
397 | image_buf, image_len); | |
78e1e846 | 398 | unc_len = lzma_len; |
caf72ff3 | 399 | if (ret != SZ_OK) { |
712fbcf3 | 400 | printf("LZMA: uncompress or overwrite error %d " |
fc9c1727 | 401 | "- must RESET board to recover\n", ret); |
770605e4 | 402 | bootstage_error(BOOTSTAGE_ID_DECOMP_IMAGE); |
fc9c1727 LCM |
403 | return BOOTM_ERR_RESET; |
404 | } | |
405 | *load_end = load + unc_len; | |
406 | break; | |
78e1e846 | 407 | } |
fc9c1727 | 408 | #endif /* CONFIG_LZMA */ |
20dde48b PK |
409 | #ifdef CONFIG_LZO |
410 | case IH_COMP_LZO: | |
712fbcf3 | 411 | printf(" Uncompressing %s ... ", type_name); |
20dde48b | 412 | |
aed161e5 SG |
413 | ret = lzop_decompress(image_buf, image_len, load_buf, |
414 | &unc_len); | |
20dde48b | 415 | if (ret != LZO_E_OK) { |
712fbcf3 | 416 | printf("LZO: uncompress or overwrite error %d " |
20dde48b PK |
417 | "- must RESET board to recover\n", ret); |
418 | if (boot_progress) | |
770605e4 | 419 | bootstage_error(BOOTSTAGE_ID_DECOMP_IMAGE); |
20dde48b PK |
420 | return BOOTM_ERR_RESET; |
421 | } | |
422 | ||
423 | *load_end = load + unc_len; | |
424 | break; | |
425 | #endif /* CONFIG_LZO */ | |
47d1a6e1 | 426 | default: |
712fbcf3 | 427 | printf("Unimplemented compression type %d\n", comp); |
396f635b | 428 | return BOOTM_ERR_UNIMPLEMENTED; |
47d1a6e1 | 429 | } |
99ffccbd DC |
430 | |
431 | flush_cache(load, (*load_end - load) * sizeof(ulong)); | |
432 | ||
712fbcf3 SW |
433 | puts("OK\n"); |
434 | debug(" kernel loaded at 0x%08lx, end = 0x%08lx\n", load, *load_end); | |
770605e4 | 435 | bootstage_mark(BOOTSTAGE_ID_KERNEL_LOADED); |
47d1a6e1 | 436 | |
d510859b | 437 | if (!no_overlap && (load < blob_end) && (*load_end > blob_start)) { |
712fbcf3 SW |
438 | debug("images.os.start = 0x%lX, images.os.end = 0x%lx\n", |
439 | blob_start, blob_end); | |
440 | debug("images.os.load = 0x%lx, load_end = 0x%lx\n", load, | |
441 | *load_end); | |
47d1a6e1 | 442 | |
396f635b KG |
443 | return BOOTM_ERR_OVERLAP; |
444 | } | |
445 | ||
446 | return 0; | |
447 | } | |
448 | ||
54841ab5 | 449 | static int bootm_start_standalone(ulong iflag, int argc, char * const argv[]) |
f97ec30b DZ |
450 | { |
451 | char *s; | |
54841ab5 | 452 | int (*appl)(int, char * const []); |
f97ec30b DZ |
453 | |
454 | /* Don't start if "autostart" is set to "no" */ | |
455 | if (((s = getenv("autostart")) != NULL) && (strcmp(s, "no") == 0)) { | |
41ef372c | 456 | setenv_hex("filesize", images.os.image_len); |
f97ec30b DZ |
457 | return 0; |
458 | } | |
6d6f1236 | 459 | appl = (int (*)(int, char * const []))(ulong)ntohl(images.ep); |
f97ec30b | 460 | (*appl)(argc-1, &argv[1]); |
f97ec30b DZ |
461 | return 0; |
462 | } | |
463 | ||
49c3a861 KG |
464 | /* we overload the cmd field with our state machine info instead of a |
465 | * function pointer */ | |
f74d9bd2 | 466 | static cmd_tbl_t cmd_bootm_sub[] = { |
49c3a861 KG |
467 | U_BOOT_CMD_MKENT(start, 0, 1, (void *)BOOTM_STATE_START, "", ""), |
468 | U_BOOT_CMD_MKENT(loados, 0, 1, (void *)BOOTM_STATE_LOADOS, "", ""), | |
fca43cc8 | 469 | #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH |
49c3a861 KG |
470 | U_BOOT_CMD_MKENT(ramdisk, 0, 1, (void *)BOOTM_STATE_RAMDISK, "", ""), |
471 | #endif | |
472 | #ifdef CONFIG_OF_LIBFDT | |
473 | U_BOOT_CMD_MKENT(fdt, 0, 1, (void *)BOOTM_STATE_FDT, "", ""), | |
474 | #endif | |
49c3a861 | 475 | U_BOOT_CMD_MKENT(cmdline, 0, 1, (void *)BOOTM_STATE_OS_CMDLINE, "", ""), |
224c90d1 | 476 | U_BOOT_CMD_MKENT(bdt, 0, 1, (void *)BOOTM_STATE_OS_BD_T, "", ""), |
49c3a861 KG |
477 | U_BOOT_CMD_MKENT(prep, 0, 1, (void *)BOOTM_STATE_OS_PREP, "", ""), |
478 | U_BOOT_CMD_MKENT(go, 0, 1, (void *)BOOTM_STATE_OS_GO, "", ""), | |
479 | }; | |
480 | ||
088f1b19 | 481 | static int do_bootm_subcommand(cmd_tbl_t *cmdtp, int flag, int argc, |
712fbcf3 | 482 | char * const argv[]) |
49c3a861 KG |
483 | { |
484 | int ret = 0; | |
6d6f1236 | 485 | long state; |
49c3a861 KG |
486 | cmd_tbl_t *c; |
487 | boot_os_fn *boot_fn; | |
488 | ||
489 | c = find_cmd_tbl(argv[1], &cmd_bootm_sub[0], ARRAY_SIZE(cmd_bootm_sub)); | |
490 | ||
491 | if (c) { | |
6d6f1236 | 492 | state = (long)c->cmd; |
49c3a861 KG |
493 | |
494 | /* treat start special since it resets the state machine */ | |
495 | if (state == BOOTM_STATE_START) { | |
496 | argc--; | |
497 | argv++; | |
498 | return bootm_start(cmdtp, flag, argc, argv); | |
499 | } | |
47e26b1b WD |
500 | } else { |
501 | /* Unrecognized command */ | |
4c12eeb8 | 502 | return CMD_RET_USAGE; |
49c3a861 KG |
503 | } |
504 | ||
0f307343 GJ |
505 | if (images.state < BOOTM_STATE_START || |
506 | images.state >= state) { | |
712fbcf3 | 507 | printf("Trying to execute a command out of order\n"); |
4c12eeb8 | 508 | return CMD_RET_USAGE; |
49c3a861 KG |
509 | } |
510 | ||
511 | images.state |= state; | |
512 | boot_fn = boot_os[images.os.os]; | |
513 | ||
514 | switch (state) { | |
515 | ulong load_end; | |
516 | case BOOTM_STATE_START: | |
517 | /* should never occur */ | |
518 | break; | |
519 | case BOOTM_STATE_LOADOS: | |
520 | ret = bootm_load_os(images.os, &load_end, 0); | |
521 | if (ret) | |
522 | return ret; | |
523 | ||
524 | lmb_reserve(&images.lmb, images.os.load, | |
525 | (load_end - images.os.load)); | |
526 | break; | |
fca43cc8 | 527 | #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH |
49c3a861 KG |
528 | case BOOTM_STATE_RAMDISK: |
529 | { | |
530 | ulong rd_len = images.rd_end - images.rd_start; | |
49c3a861 KG |
531 | |
532 | ret = boot_ramdisk_high(&images.lmb, images.rd_start, | |
533 | rd_len, &images.initrd_start, &images.initrd_end); | |
534 | if (ret) | |
535 | return ret; | |
536 | ||
41ef372c SG |
537 | setenv_hex("initrd_start", images.initrd_start); |
538 | setenv_hex("initrd_end", images.initrd_end); | |
49c3a861 KG |
539 | } |
540 | break; | |
541 | #endif | |
75b3afc6 | 542 | #if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_LMB) |
49c3a861 KG |
543 | case BOOTM_STATE_FDT: |
544 | { | |
55b0a393 GL |
545 | boot_fdt_add_mem_rsv_regions(&images.lmb, |
546 | images.ft_addr); | |
590d3cac | 547 | ret = boot_relocate_fdt(&images.lmb, |
49c3a861 KG |
548 | &images.ft_addr, &images.ft_len); |
549 | break; | |
550 | } | |
551 | #endif | |
552 | case BOOTM_STATE_OS_CMDLINE: | |
553 | ret = boot_fn(BOOTM_STATE_OS_CMDLINE, argc, argv, &images); | |
554 | if (ret) | |
712fbcf3 | 555 | printf("cmdline subcommand not supported\n"); |
49c3a861 KG |
556 | break; |
557 | case BOOTM_STATE_OS_BD_T: | |
558 | ret = boot_fn(BOOTM_STATE_OS_BD_T, argc, argv, &images); | |
559 | if (ret) | |
712fbcf3 | 560 | printf("bdt subcommand not supported\n"); |
49c3a861 KG |
561 | break; |
562 | case BOOTM_STATE_OS_PREP: | |
563 | ret = boot_fn(BOOTM_STATE_OS_PREP, argc, argv, &images); | |
564 | if (ret) | |
712fbcf3 | 565 | printf("prep subcommand not supported\n"); |
49c3a861 KG |
566 | break; |
567 | case BOOTM_STATE_OS_GO: | |
568 | disable_interrupts(); | |
f8be7d65 JH |
569 | #ifdef CONFIG_NETCONSOLE |
570 | /* | |
571 | * Stop the ethernet stack if NetConsole could have | |
572 | * left it up | |
573 | */ | |
574 | eth_halt(); | |
575 | #endif | |
3dfad40a | 576 | arch_preboot_os(); |
49c3a861 KG |
577 | boot_fn(BOOTM_STATE_OS_GO, argc, argv, &images); |
578 | break; | |
579 | } | |
580 | ||
581 | return ret; | |
582 | } | |
583 | ||
396f635b KG |
584 | /*******************************************************************/ |
585 | /* bootm - boot application image from image in memory */ | |
586 | /*******************************************************************/ | |
be083159 | 587 | |
712fbcf3 | 588 | int do_bootm(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) |
396f635b | 589 | { |
396f635b KG |
590 | ulong iflag; |
591 | ulong load_end = 0; | |
592 | int ret; | |
be083159 | 593 | boot_os_fn *boot_fn; |
2e5167cc | 594 | #ifdef CONFIG_NEEDS_MANUAL_RELOC |
521af04d | 595 | static int relocated = 0; |
be083159 | 596 | |
be083159 KG |
597 | if (!relocated) { |
598 | int i; | |
58bd77db DS |
599 | |
600 | /* relocate boot function table */ | |
be083159 | 601 | for (i = 0; i < ARRAY_SIZE(boot_os); i++) |
ca95c9df DZ |
602 | if (boot_os[i] != NULL) |
603 | boot_os[i] += gd->reloc_off; | |
58bd77db DS |
604 | |
605 | /* relocate names of sub-command table */ | |
606 | for (i = 0; i < ARRAY_SIZE(cmd_bootm_sub); i++) | |
607 | cmd_bootm_sub[i].name += gd->reloc_off; | |
608 | ||
be083159 KG |
609 | relocated = 1; |
610 | } | |
521af04d | 611 | #endif |
396f635b | 612 | |
49c3a861 KG |
613 | /* determine if we have a sub command */ |
614 | if (argc > 1) { | |
615 | char *endp; | |
616 | ||
617 | simple_strtoul(argv[1], &endp, 16); | |
618 | /* endp pointing to NULL means that argv[1] was just a | |
619 | * valid number, pass it along to the normal bootm processing | |
620 | * | |
621 | * If endp is ':' or '#' assume a FIT identifier so pass | |
622 | * along for normal processing. | |
623 | * | |
624 | * Right now we assume the first arg should never be '-' | |
625 | */ | |
626 | if ((*endp != 0) && (*endp != ':') && (*endp != '#')) | |
627 | return do_bootm_subcommand(cmdtp, flag, argc, argv); | |
628 | } | |
629 | ||
8e02494e AG |
630 | if (bootm_start(cmdtp, flag, argc, argv)) |
631 | return 1; | |
396f635b KG |
632 | |
633 | /* | |
634 | * We have reached the point of no return: we are going to | |
635 | * overwrite all exception vector code, so we cannot easily | |
636 | * recover from any failures any more... | |
637 | */ | |
638 | iflag = disable_interrupts(); | |
639 | ||
f8be7d65 JH |
640 | #ifdef CONFIG_NETCONSOLE |
641 | /* Stop the ethernet stack if NetConsole could have left it up */ | |
642 | eth_halt(); | |
643 | #endif | |
644 | ||
396f635b KG |
645 | #if defined(CONFIG_CMD_USB) |
646 | /* | |
647 | * turn off USB to prevent the host controller from writing to the | |
648 | * SDRAM while Linux is booting. This could happen (at least for OHCI | |
649 | * controller), because the HCCA (Host Controller Communication Area) | |
650 | * lies within the SDRAM and the host controller writes continously to | |
651 | * this area (as busmaster!). The HccaFrameNumber is for example | |
652 | * updated every 1 ms within the HCCA structure in SDRAM! For more | |
653 | * details see the OpenHCI specification. | |
654 | */ | |
655 | usb_stop(); | |
656 | #endif | |
657 | ||
396f635b KG |
658 | ret = bootm_load_os(images.os, &load_end, 1); |
659 | ||
660 | if (ret < 0) { | |
661 | if (ret == BOOTM_ERR_RESET) | |
712fbcf3 | 662 | do_reset(cmdtp, flag, argc, argv); |
396f635b KG |
663 | if (ret == BOOTM_ERR_OVERLAP) { |
664 | if (images.legacy_hdr_valid) { | |
712fbcf3 SW |
665 | image_header_t *hdr; |
666 | hdr = &images.legacy_hdr_os_copy; | |
667 | if (image_get_type(hdr) == IH_TYPE_MULTI) | |
668 | puts("WARNING: legacy format multi " | |
669 | "component image " | |
670 | "overwritten\n"); | |
396f635b | 671 | } else { |
712fbcf3 | 672 | puts("ERROR: new format image overwritten - " |
396f635b | 673 | "must RESET the board to recover\n"); |
770605e4 | 674 | bootstage_error(BOOTSTAGE_ID_OVERWRITTEN); |
712fbcf3 | 675 | do_reset(cmdtp, flag, argc, argv); |
396f635b KG |
676 | } |
677 | } | |
678 | if (ret == BOOTM_ERR_UNIMPLEMENTED) { | |
679 | if (iflag) | |
680 | enable_interrupts(); | |
770605e4 | 681 | bootstage_error(BOOTSTAGE_ID_DECOMP_UNIMPL); |
396f635b | 682 | return 1; |
cb1c4896 | 683 | } |
47d1a6e1 | 684 | } |
7582438c | 685 | |
396f635b | 686 | lmb_reserve(&images.lmb, images.os.load, (load_end - images.os.load)); |
47d1a6e1 | 687 | |
f97ec30b DZ |
688 | if (images.os.type == IH_TYPE_STANDALONE) { |
689 | if (iflag) | |
690 | enable_interrupts(); | |
691 | /* This may return when 'autostart' is 'no' */ | |
692 | bootm_start_standalone(iflag, argc, argv); | |
693 | return 0; | |
694 | } | |
695 | ||
770605e4 | 696 | bootstage_mark(BOOTSTAGE_ID_CHECK_BOOT_OS); |
4ed6552f | 697 | |
be2e5a09 | 698 | #if defined(CONFIG_SILENT_CONSOLE) && !defined(CONFIG_SILENT_U_BOOT_ONLY) |
be083159 KG |
699 | if (images.os.os == IH_OS_LINUX) |
700 | fixup_silent_linux(); | |
1f4bb37d WD |
701 | #endif |
702 | ||
be083159 | 703 | boot_fn = boot_os[images.os.os]; |
ca95c9df DZ |
704 | |
705 | if (boot_fn == NULL) { | |
706 | if (iflag) | |
707 | enable_interrupts(); | |
712fbcf3 | 708 | printf("ERROR: booting os '%s' (%d) is not supported\n", |
ca95c9df | 709 | genimg_get_os_name(images.os.os), images.os.os); |
770605e4 | 710 | bootstage_error(BOOTSTAGE_ID_CHECK_BOOT_OS); |
ca95c9df DZ |
711 | return 1; |
712 | } | |
713 | ||
3dfad40a KG |
714 | arch_preboot_os(); |
715 | ||
be083159 | 716 | boot_fn(0, argc, argv, &images); |
47d1a6e1 | 717 | |
770605e4 | 718 | bootstage_error(BOOTSTAGE_ID_BOOT_OS_RETURNED); |
47d1a6e1 | 719 | #ifdef DEBUG |
712fbcf3 | 720 | puts("\n## Control returned to monitor - resetting...\n"); |
47d1a6e1 | 721 | #endif |
712fbcf3 | 722 | do_reset(cmdtp, flag, argc, argv); |
a44a269a | 723 | |
47d1a6e1 WD |
724 | return 1; |
725 | } | |
726 | ||
67d668bf MF |
727 | int bootm_maybe_autostart(cmd_tbl_t *cmdtp, const char *cmd) |
728 | { | |
729 | const char *ep = getenv("autostart"); | |
730 | ||
731 | if (ep && !strcmp(ep, "yes")) { | |
732 | char *local_args[2]; | |
733 | local_args[0] = (char *)cmd; | |
734 | local_args[1] = NULL; | |
735 | printf("Automatic boot of image at addr 0x%08lX ...\n", load_addr); | |
736 | return do_bootm(cmdtp, 0, 1, local_args); | |
737 | } | |
738 | ||
739 | return 0; | |
740 | } | |
741 | ||
1efd4360 | 742 | /** |
9a4daad0 MB |
743 | * image_get_kernel - verify legacy format kernel image |
744 | * @img_addr: in RAM address of the legacy format image to be verified | |
745 | * @verify: data CRC verification flag | |
1efd4360 | 746 | * |
9a4daad0 MB |
747 | * image_get_kernel() verifies legacy image integrity and returns pointer to |
748 | * legacy image header if image verification was completed successfully. | |
1efd4360 MB |
749 | * |
750 | * returns: | |
9a4daad0 MB |
751 | * pointer to a legacy image header if valid image was found |
752 | * otherwise return NULL | |
1efd4360 | 753 | */ |
712fbcf3 | 754 | static image_header_t *image_get_kernel(ulong img_addr, int verify) |
f72da340 | 755 | { |
1efd4360 | 756 | image_header_t *hdr = (image_header_t *)img_addr; |
f72da340 | 757 | |
1efd4360 | 758 | if (!image_check_magic(hdr)) { |
712fbcf3 | 759 | puts("Bad Magic Number\n"); |
770605e4 | 760 | bootstage_error(BOOTSTAGE_ID_CHECK_MAGIC); |
1efd4360 MB |
761 | return NULL; |
762 | } | |
770605e4 | 763 | bootstage_mark(BOOTSTAGE_ID_CHECK_HEADER); |
f72da340 | 764 | |
712fbcf3 SW |
765 | if (!image_check_hcrc(hdr)) { |
766 | puts("Bad Header Checksum\n"); | |
770605e4 | 767 | bootstage_error(BOOTSTAGE_ID_CHECK_HEADER); |
1efd4360 MB |
768 | return NULL; |
769 | } | |
770 | ||
770605e4 | 771 | bootstage_mark(BOOTSTAGE_ID_CHECK_CHECKSUM); |
712fbcf3 | 772 | image_print_contents(hdr); |
1efd4360 MB |
773 | |
774 | if (verify) { | |
712fbcf3 SW |
775 | puts(" Verifying Checksum ... "); |
776 | if (!image_check_dcrc(hdr)) { | |
777 | printf("Bad Data CRC\n"); | |
770605e4 | 778 | bootstage_error(BOOTSTAGE_ID_CHECK_CHECKSUM); |
1efd4360 | 779 | return NULL; |
f72da340 | 780 | } |
712fbcf3 | 781 | puts("OK\n"); |
f72da340 | 782 | } |
770605e4 | 783 | bootstage_mark(BOOTSTAGE_ID_CHECK_ARCH); |
f72da340 | 784 | |
712fbcf3 SW |
785 | if (!image_check_target_arch(hdr)) { |
786 | printf("Unsupported Architecture 0x%x\n", image_get_arch(hdr)); | |
770605e4 | 787 | bootstage_error(BOOTSTAGE_ID_CHECK_ARCH); |
1efd4360 MB |
788 | return NULL; |
789 | } | |
790 | return hdr; | |
f72da340 | 791 | } |
f72da340 | 792 | |
5cf746c3 | 793 | /** |
9a4daad0 | 794 | * boot_get_kernel - find kernel image |
5cf746c3 MB |
795 | * @os_data: pointer to a ulong variable, will hold os data start address |
796 | * @os_len: pointer to a ulong variable, will hold os data length | |
797 | * | |
9a4daad0 | 798 | * boot_get_kernel() tries to find a kernel image, verifies its integrity |
5cf746c3 MB |
799 | * and locates kernel data. |
800 | * | |
801 | * returns: | |
802 | * pointer to image header if valid image was found, plus kernel start | |
803 | * address and length, otherwise NULL | |
804 | */ | |
35e7b0f1 | 805 | static const void *boot_get_kernel(cmd_tbl_t *cmdtp, int flag, int argc, |
712fbcf3 SW |
806 | char * const argv[], bootm_headers_t *images, ulong *os_data, |
807 | ulong *os_len) | |
5cf746c3 MB |
808 | { |
809 | image_header_t *hdr; | |
810 | ulong img_addr; | |
35e7b0f1 | 811 | const void *buf; |
d5934ad7 | 812 | #if defined(CONFIG_FIT) |
d5934ad7 MB |
813 | const char *fit_uname_config = NULL; |
814 | const char *fit_uname_kernel = NULL; | |
6986a385 | 815 | int os_noffset; |
d5934ad7 | 816 | #endif |
56f94be3 | 817 | |
d5934ad7 | 818 | /* find out kernel image address */ |
5cf746c3 MB |
819 | if (argc < 2) { |
820 | img_addr = load_addr; | |
712fbcf3 | 821 | debug("* kernel: default image load address = 0x%08lx\n", |
d5934ad7 MB |
822 | load_addr); |
823 | #if defined(CONFIG_FIT) | |
712fbcf3 | 824 | } else if (fit_parse_conf(argv[1], load_addr, &img_addr, |
d5934ad7 | 825 | &fit_uname_config)) { |
712fbcf3 | 826 | debug("* kernel: config '%s' from image at 0x%08lx\n", |
d5934ad7 | 827 | fit_uname_config, img_addr); |
712fbcf3 | 828 | } else if (fit_parse_subimage(argv[1], load_addr, &img_addr, |
d5934ad7 | 829 | &fit_uname_kernel)) { |
712fbcf3 | 830 | debug("* kernel: subimage '%s' from image at 0x%08lx\n", |
d5934ad7 MB |
831 | fit_uname_kernel, img_addr); |
832 | #endif | |
5cf746c3 MB |
833 | } else { |
834 | img_addr = simple_strtoul(argv[1], NULL, 16); | |
712fbcf3 | 835 | debug("* kernel: cmdline image address = 0x%08lx\n", img_addr); |
5cf746c3 | 836 | } |
47d1a6e1 | 837 | |
770605e4 | 838 | bootstage_mark(BOOTSTAGE_ID_CHECK_MAGIC); |
56f94be3 | 839 | |
fff888a1 | 840 | /* copy from dataflash if needed */ |
712fbcf3 | 841 | img_addr = genimg_get_image(img_addr); |
5cf746c3 | 842 | |
d5934ad7 | 843 | /* check image type, for FIT images get FIT kernel node */ |
6986a385 | 844 | *os_data = *os_len = 0; |
35e7b0f1 SG |
845 | buf = map_sysmem(img_addr, 0); |
846 | switch (genimg_get_format(buf)) { | |
d5934ad7 | 847 | case IMAGE_FORMAT_LEGACY: |
712fbcf3 | 848 | printf("## Booting kernel from Legacy Image at %08lx ...\n", |
6986a385 | 849 | img_addr); |
712fbcf3 | 850 | hdr = image_get_kernel(img_addr, images->verify); |
1efd4360 | 851 | if (!hdr) |
d5934ad7 | 852 | return NULL; |
770605e4 | 853 | bootstage_mark(BOOTSTAGE_ID_CHECK_IMAGETYPE); |
d5934ad7 | 854 | |
6986a385 | 855 | /* get os_data and os_len */ |
712fbcf3 | 856 | switch (image_get_type(hdr)) { |
d5934ad7 | 857 | case IH_TYPE_KERNEL: |
b9b50e89 | 858 | case IH_TYPE_KERNEL_NOLOAD: |
712fbcf3 SW |
859 | *os_data = image_get_data(hdr); |
860 | *os_len = image_get_data_size(hdr); | |
d5934ad7 MB |
861 | break; |
862 | case IH_TYPE_MULTI: | |
712fbcf3 | 863 | image_multi_getimg(hdr, 0, os_data, os_len); |
d5934ad7 | 864 | break; |
f97ec30b | 865 | case IH_TYPE_STANDALONE: |
712fbcf3 SW |
866 | *os_data = image_get_data(hdr); |
867 | *os_len = image_get_data_size(hdr); | |
f97ec30b | 868 | break; |
d5934ad7 | 869 | default: |
712fbcf3 SW |
870 | printf("Wrong Image Type for %s command\n", |
871 | cmdtp->name); | |
770605e4 | 872 | bootstage_error(BOOTSTAGE_ID_CHECK_IMAGETYPE); |
d5934ad7 MB |
873 | return NULL; |
874 | } | |
cb1c4896 MB |
875 | |
876 | /* | |
712fbcf3 SW |
877 | * copy image header to allow for image overwrites during |
878 | * kernel decompression. | |
cb1c4896 | 879 | */ |
712fbcf3 SW |
880 | memmove(&images->legacy_hdr_os_copy, hdr, |
881 | sizeof(image_header_t)); | |
cb1c4896 MB |
882 | |
883 | /* save pointer to image header */ | |
d5934ad7 | 884 | images->legacy_hdr_os = hdr; |
47d1a6e1 | 885 | |
cb1c4896 | 886 | images->legacy_hdr_valid = 1; |
770605e4 | 887 | bootstage_mark(BOOTSTAGE_ID_DECOMP_IMAGE); |
5cf746c3 | 888 | break; |
d5934ad7 MB |
889 | #if defined(CONFIG_FIT) |
890 | case IMAGE_FORMAT_FIT: | |
4651800d SG |
891 | os_noffset = fit_image_load(images, FIT_KERNEL_PROP, |
892 | img_addr, | |
893 | &fit_uname_kernel, fit_uname_config, | |
894 | IH_ARCH_DEFAULT, IH_TYPE_KERNEL, | |
895 | BOOTSTAGE_ID_FIT_KERNEL_START, | |
896 | FIT_LOAD_IGNORED, os_data, os_len); | |
897 | if (os_noffset < 0) | |
6986a385 | 898 | return NULL; |
47d1a6e1 | 899 | |
4651800d | 900 | images->fit_hdr_os = map_sysmem(img_addr, 0); |
6986a385 | 901 | images->fit_uname_os = fit_uname_kernel; |
3dfe1101 | 902 | images->fit_noffset_os = os_noffset; |
6986a385 | 903 | break; |
9c4c5ae3 | 904 | #endif |
5cf746c3 | 905 | default: |
712fbcf3 | 906 | printf("Wrong Image Format for %s command\n", cmdtp->name); |
770605e4 | 907 | bootstage_error(BOOTSTAGE_ID_FIT_KERNEL_INFO); |
5cf746c3 | 908 | return NULL; |
47d1a6e1 WD |
909 | } |
910 | ||
712fbcf3 | 911 | debug(" kernel data at 0x%08lx, len = 0x%08lx (%ld)\n", |
6986a385 | 912 | *os_data, *os_len, *os_len); |
47d1a6e1 | 913 | |
35e7b0f1 | 914 | return buf; |
5cf746c3 | 915 | } |
98a9c4d4 | 916 | |
088f1b19 KP |
917 | #ifdef CONFIG_SYS_LONGHELP |
918 | static char bootm_help_text[] = | |
1ee1180b MB |
919 | "[addr [arg ...]]\n - boot application image stored in memory\n" |
920 | "\tpassing arguments 'arg ...'; when booting a Linux kernel,\n" | |
921 | "\t'arg' can be the address of an initrd image\n" | |
4a2ad5ff | 922 | #if defined(CONFIG_OF_LIBFDT) |
98a9c4d4 | 923 | "\tWhen booting a Linux kernel which requires a flat device-tree\n" |
5441f61a | 924 | "\ta third argument is required which is the address of the\n" |
98a9c4d4 MM |
925 | "\tdevice-tree blob. To boot that kernel without an initrd image,\n" |
926 | "\tuse a '-' for the second argument. If you do not pass a third\n" | |
927 | "\ta bd_info struct will be passed instead\n" | |
98a9c4d4 | 928 | #endif |
6986a385 MB |
929 | #if defined(CONFIG_FIT) |
930 | "\t\nFor the new multi component uImage format (FIT) addresses\n" | |
931 | "\tmust be extened to include component or configuration unit name:\n" | |
932 | "\taddr:<subimg_uname> - direct component image specification\n" | |
933 | "\taddr#<conf_uname> - configuration specification\n" | |
934 | "\tUse iminfo command to get the list of existing component\n" | |
935 | "\timages and configurations.\n" | |
936 | #endif | |
49c3a861 KG |
937 | "\nSub-commands to do part of the bootm sequence. The sub-commands " |
938 | "must be\n" | |
939 | "issued in the order below (it's ok to not issue all sub-commands):\n" | |
940 | "\tstart [addr [arg ...]]\n" | |
941 | "\tloados - load OS image\n" | |
59af76d9 | 942 | #if defined(CONFIG_SYS_BOOT_RAMDISK_HIGH) |
49c3a861 KG |
943 | "\tramdisk - relocate initrd, set env initrd_start/initrd_end\n" |
944 | #endif | |
945 | #if defined(CONFIG_OF_LIBFDT) | |
946 | "\tfdt - relocate flat device tree\n" | |
947 | #endif | |
49c3a861 | 948 | "\tcmdline - OS specific command line processing/setup\n" |
224c90d1 | 949 | "\tbdt - OS specific bd_t processing\n" |
49c3a861 | 950 | "\tprep - OS specific prep before relocation or go\n" |
088f1b19 KP |
951 | "\tgo - start OS"; |
952 | #endif | |
953 | ||
954 | U_BOOT_CMD( | |
955 | bootm, CONFIG_SYS_MAXARGS, 1, do_bootm, | |
956 | "boot application image from memory", bootm_help_text | |
8bde7f77 | 957 | ); |
47d1a6e1 | 958 | |
1ee1180b MB |
959 | /*******************************************************************/ |
960 | /* bootd - boot default image */ | |
961 | /*******************************************************************/ | |
baa26db4 | 962 | #if defined(CONFIG_CMD_BOOTD) |
712fbcf3 | 963 | int do_bootd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) |
47d1a6e1 WD |
964 | { |
965 | int rcode = 0; | |
47d1a6e1 | 966 | |
53071532 | 967 | if (run_command(getenv("bootcmd"), flag) < 0) |
1ee1180b | 968 | rcode = 1; |
47d1a6e1 WD |
969 | return rcode; |
970 | } | |
47d1a6e1 | 971 | |
0d498393 | 972 | U_BOOT_CMD( |
1ee1180b | 973 | boot, 1, 1, do_bootd, |
2fb2604d | 974 | "boot default, i.e., run 'bootcmd'", |
a89c33db | 975 | "" |
9d2b18a0 | 976 | ); |
47d1a6e1 | 977 | |
9d2b18a0 | 978 | /* keep old command name "bootd" for backward compatibility */ |
0d498393 | 979 | U_BOOT_CMD( |
1ee1180b | 980 | bootd, 1, 1, do_bootd, |
2fb2604d | 981 | "boot default, i.e., run 'bootcmd'", |
a89c33db | 982 | "" |
8bde7f77 | 983 | ); |
47d1a6e1 | 984 | |
47d1a6e1 | 985 | #endif |
47d1a6e1 | 986 | |
47d1a6e1 | 987 | |
1ee1180b MB |
988 | /*******************************************************************/ |
989 | /* iminfo - print header info for a requested image */ | |
990 | /*******************************************************************/ | |
baa26db4 | 991 | #if defined(CONFIG_CMD_IMI) |
088f1b19 | 992 | static int do_iminfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) |
47d1a6e1 WD |
993 | { |
994 | int arg; | |
995 | ulong addr; | |
1ee1180b | 996 | int rcode = 0; |
47d1a6e1 | 997 | |
47d1a6e1 | 998 | if (argc < 2) { |
712fbcf3 | 999 | return image_info(load_addr); |
47d1a6e1 | 1000 | } |
47d1a6e1 | 1001 | |
1ee1180b | 1002 | for (arg = 1; arg < argc; ++arg) { |
712fbcf3 SW |
1003 | addr = simple_strtoul(argv[arg], NULL, 16); |
1004 | if (image_info(addr) != 0) | |
1ee1180b | 1005 | rcode = 1; |
47d1a6e1 WD |
1006 | } |
1007 | return rcode; | |
1008 | } | |
47d1a6e1 | 1009 | |
712fbcf3 | 1010 | static int image_info(ulong addr) |
47d1a6e1 | 1011 | { |
d5934ad7 | 1012 | void *hdr = (void *)addr; |
47d1a6e1 | 1013 | |
712fbcf3 | 1014 | printf("\n## Checking Image at %08lx ...\n", addr); |
47d1a6e1 | 1015 | |
712fbcf3 | 1016 | switch (genimg_get_format(hdr)) { |
d5934ad7 | 1017 | case IMAGE_FORMAT_LEGACY: |
712fbcf3 SW |
1018 | puts(" Legacy image found\n"); |
1019 | if (!image_check_magic(hdr)) { | |
1020 | puts(" Bad Magic Number\n"); | |
d5934ad7 MB |
1021 | return 1; |
1022 | } | |
47d1a6e1 | 1023 | |
712fbcf3 SW |
1024 | if (!image_check_hcrc(hdr)) { |
1025 | puts(" Bad Header Checksum\n"); | |
d5934ad7 | 1026 | return 1; |
47d1a6e1 WD |
1027 | } |
1028 | ||
712fbcf3 | 1029 | image_print_contents(hdr); |
47d1a6e1 | 1030 | |
712fbcf3 SW |
1031 | puts(" Verifying Checksum ... "); |
1032 | if (!image_check_dcrc(hdr)) { | |
1033 | puts(" Bad Data CRC\n"); | |
d5934ad7 | 1034 | return 1; |
47d1a6e1 | 1035 | } |
712fbcf3 | 1036 | puts("OK\n"); |
d5934ad7 MB |
1037 | return 0; |
1038 | #if defined(CONFIG_FIT) | |
1039 | case IMAGE_FORMAT_FIT: | |
712fbcf3 | 1040 | puts(" FIT image found\n"); |
47d1a6e1 | 1041 | |
712fbcf3 SW |
1042 | if (!fit_check_format(hdr)) { |
1043 | puts("Bad FIT image format!\n"); | |
e32fea6a | 1044 | return 1; |
47d1a6e1 WD |
1045 | } |
1046 | ||
712fbcf3 | 1047 | fit_print_contents(hdr); |
a4f24345 | 1048 | |
b8da8366 | 1049 | if (!fit_all_image_verify(hdr)) { |
712fbcf3 | 1050 | puts("Bad hash in FIT image!\n"); |
a4f24345 BS |
1051 | return 1; |
1052 | } | |
1053 | ||
d5934ad7 MB |
1054 | return 0; |
1055 | #endif | |
1056 | default: | |
712fbcf3 | 1057 | puts("Unknown image format!\n"); |
d5934ad7 | 1058 | break; |
47d1a6e1 WD |
1059 | } |
1060 | ||
d5934ad7 | 1061 | return 1; |
47d1a6e1 | 1062 | } |
0d498393 WD |
1063 | |
1064 | U_BOOT_CMD( | |
6d0f6bcf | 1065 | iminfo, CONFIG_SYS_MAXARGS, 1, do_iminfo, |
2fb2604d | 1066 | "print header information for application image", |
8bde7f77 WD |
1067 | "addr [addr ...]\n" |
1068 | " - print header information for application image starting at\n" | |
1069 | " address 'addr' in memory; this includes verification of the\n" | |
a89c33db | 1070 | " image contents (magic number, header and payload checksums)" |
8bde7f77 | 1071 | ); |
25c751e9 | 1072 | #endif |
87a449c8 | 1073 | |
25c751e9 | 1074 | |
1ee1180b MB |
1075 | /*******************************************************************/ |
1076 | /* imls - list all images found in flash */ | |
1077 | /*******************************************************************/ | |
baa26db4 | 1078 | #if defined(CONFIG_CMD_IMLS) |
8fdf1e0f | 1079 | static int do_imls_nor(void) |
27b207fd WD |
1080 | { |
1081 | flash_info_t *info; | |
1082 | int i, j; | |
d5934ad7 | 1083 | void *hdr; |
25c751e9 | 1084 | |
1ee1180b | 1085 | for (i = 0, info = &flash_info[0]; |
6d0f6bcf | 1086 | i < CONFIG_SYS_MAX_FLASH_BANKS; ++i, ++info) { |
25c751e9 | 1087 | |
27b207fd WD |
1088 | if (info->flash_id == FLASH_UNKNOWN) |
1089 | goto next_bank; | |
1ee1180b | 1090 | for (j = 0; j < info->sector_count; ++j) { |
25c751e9 | 1091 | |
d5934ad7 MB |
1092 | hdr = (void *)info->start[j]; |
1093 | if (!hdr) | |
b97a2a0a | 1094 | goto next_sector; |
27b207fd | 1095 | |
712fbcf3 | 1096 | switch (genimg_get_format(hdr)) { |
d5934ad7 | 1097 | case IMAGE_FORMAT_LEGACY: |
712fbcf3 | 1098 | if (!image_check_hcrc(hdr)) |
d5934ad7 MB |
1099 | goto next_sector; |
1100 | ||
712fbcf3 SW |
1101 | printf("Legacy Image at %08lX:\n", (ulong)hdr); |
1102 | image_print_contents(hdr); | |
d5934ad7 | 1103 | |
712fbcf3 SW |
1104 | puts(" Verifying Checksum ... "); |
1105 | if (!image_check_dcrc(hdr)) { | |
1106 | puts("Bad Data CRC\n"); | |
d5934ad7 | 1107 | } else { |
712fbcf3 | 1108 | puts("OK\n"); |
d5934ad7 MB |
1109 | } |
1110 | break; | |
1111 | #if defined(CONFIG_FIT) | |
1112 | case IMAGE_FORMAT_FIT: | |
712fbcf3 | 1113 | if (!fit_check_format(hdr)) |
e32fea6a MB |
1114 | goto next_sector; |
1115 | ||
712fbcf3 SW |
1116 | printf("FIT Image at %08lX:\n", (ulong)hdr); |
1117 | fit_print_contents(hdr); | |
d5934ad7 | 1118 | break; |
213bf8c8 | 1119 | #endif |
d5934ad7 | 1120 | default: |
27b207fd | 1121 | goto next_sector; |
25c751e9 | 1122 | } |
87a449c8 | 1123 | |
bdccc4fe | 1124 | next_sector: ; |
c76f951a | 1125 | } |
bdccc4fe | 1126 | next_bank: ; |
27b207fd | 1127 | } |
8fdf1e0f VK |
1128 | return 0; |
1129 | } | |
1130 | #endif | |
1131 | ||
1132 | #if defined(CONFIG_CMD_IMLS_NAND) | |
1133 | static int nand_imls_legacyimage(nand_info_t *nand, int nand_dev, loff_t off, | |
1134 | size_t len) | |
1135 | { | |
1136 | void *imgdata; | |
1137 | int ret; | |
1138 | ||
1139 | imgdata = malloc(len); | |
1140 | if (!imgdata) { | |
1141 | printf("May be a Legacy Image at NAND device %d offset %08llX:\n", | |
1142 | nand_dev, off); | |
1143 | printf(" Low memory(cannot allocate memory for image)\n"); | |
1144 | return -ENOMEM; | |
1145 | } | |
1146 | ||
1147 | ret = nand_read_skip_bad(nand, off, &len, | |
1148 | imgdata); | |
1149 | if (ret < 0 && ret != -EUCLEAN) { | |
1150 | free(imgdata); | |
1151 | return ret; | |
1152 | } | |
1153 | ||
1154 | if (!image_check_hcrc(imgdata)) { | |
1155 | free(imgdata); | |
1156 | return 0; | |
1157 | } | |
1158 | ||
1159 | printf("Legacy Image at NAND device %d offset %08llX:\n", | |
1160 | nand_dev, off); | |
1161 | image_print_contents(imgdata); | |
1162 | ||
1163 | puts(" Verifying Checksum ... "); | |
1164 | if (!image_check_dcrc(imgdata)) | |
1165 | puts("Bad Data CRC\n"); | |
1166 | else | |
1167 | puts("OK\n"); | |
1168 | ||
1169 | free(imgdata); | |
1170 | ||
1171 | return 0; | |
1172 | } | |
1173 | ||
1174 | static int nand_imls_fitimage(nand_info_t *nand, int nand_dev, loff_t off, | |
1175 | size_t len) | |
1176 | { | |
1177 | void *imgdata; | |
1178 | int ret; | |
1179 | ||
1180 | imgdata = malloc(len); | |
1181 | if (!imgdata) { | |
1182 | printf("May be a FIT Image at NAND device %d offset %08llX:\n", | |
1183 | nand_dev, off); | |
1184 | printf(" Low memory(cannot allocate memory for image)\n"); | |
1185 | return -ENOMEM; | |
1186 | } | |
1187 | ||
1188 | ret = nand_read_skip_bad(nand, off, &len, | |
1189 | imgdata); | |
1190 | if (ret < 0 && ret != -EUCLEAN) { | |
1191 | free(imgdata); | |
1192 | return ret; | |
1193 | } | |
1194 | ||
1195 | if (!fit_check_format(imgdata)) { | |
1196 | free(imgdata); | |
1197 | return 0; | |
1198 | } | |
1199 | ||
1200 | printf("FIT Image at NAND device %d offset %08llX:\n", nand_dev, off); | |
1201 | ||
1202 | fit_print_contents(imgdata); | |
1203 | free(imgdata); | |
1204 | ||
1205 | return 0; | |
1206 | } | |
1207 | ||
1208 | static int do_imls_nand(void) | |
1209 | { | |
1210 | nand_info_t *nand; | |
1211 | int nand_dev = nand_curr_device; | |
1212 | size_t len; | |
1213 | loff_t off; | |
1214 | u32 buffer[16]; | |
1215 | ||
1216 | if (nand_dev < 0 || nand_dev >= CONFIG_SYS_MAX_NAND_DEVICE) { | |
1217 | puts("\nNo NAND devices available\n"); | |
1218 | return -ENODEV; | |
1219 | } | |
1220 | ||
1221 | printf("\n"); | |
1222 | ||
1223 | for (nand_dev = 0; nand_dev < CONFIG_SYS_MAX_NAND_DEVICE; nand_dev++) { | |
1224 | nand = &nand_info[nand_dev]; | |
1225 | if (!nand->name || !nand->size) | |
1226 | continue; | |
1227 | ||
1228 | for (off = 0; off < nand->size; off += nand->erasesize) { | |
1229 | const image_header_t *header; | |
1230 | int ret; | |
1231 | ||
1232 | if (nand_block_isbad(nand, off)) | |
1233 | continue; | |
1234 | ||
1235 | len = sizeof(buffer); | |
1236 | ||
1237 | ret = nand_read(nand, off, &len, (u8 *)buffer); | |
1238 | if (ret < 0 && ret != -EUCLEAN) { | |
1239 | printf("NAND read error %d at offset %08llX\n", | |
1240 | ret, off); | |
1241 | continue; | |
1242 | } | |
1243 | ||
1244 | switch (genimg_get_format(buffer)) { | |
1245 | case IMAGE_FORMAT_LEGACY: | |
1246 | header = (const image_header_t *)buffer; | |
1247 | ||
1248 | len = image_get_image_size(header); | |
1249 | nand_imls_legacyimage(nand, nand_dev, off, len); | |
1250 | break; | |
1251 | #if defined(CONFIG_FIT) | |
1252 | case IMAGE_FORMAT_FIT: | |
1253 | len = fit_get_size(buffer); | |
1254 | nand_imls_fitimage(nand, nand_dev, off, len); | |
1255 | break; | |
1256 | #endif | |
1257 | } | |
1258 | } | |
1259 | } | |
1260 | ||
1261 | return 0; | |
1262 | } | |
1263 | #endif | |
1264 | ||
1265 | #if defined(CONFIG_CMD_IMLS) || defined(CONFIG_CMD_IMLS_NAND) | |
1266 | static int do_imls(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) | |
1267 | { | |
1268 | int ret_nor = 0, ret_nand = 0; | |
1269 | ||
1270 | #if defined(CONFIG_CMD_IMLS) | |
1271 | ret_nor = do_imls_nor(); | |
1272 | #endif | |
1273 | ||
1274 | #if defined(CONFIG_CMD_IMLS_NAND) | |
1275 | ret_nand = do_imls_nand(); | |
1276 | #endif | |
1277 | ||
1278 | if (ret_nor) | |
1279 | return ret_nor; | |
1280 | ||
1281 | if (ret_nand) | |
1282 | return ret_nand; | |
c76f951a | 1283 | |
27b207fd WD |
1284 | return (0); |
1285 | } | |
c76f951a | 1286 | |
27b207fd WD |
1287 | U_BOOT_CMD( |
1288 | imls, 1, 1, do_imls, | |
2fb2604d | 1289 | "list all images found in flash", |
27b207fd | 1290 | "\n" |
8fdf1e0f VK |
1291 | " - Prints information about all images found at sector/block\n" |
1292 | " boundaries in nor/nand flash." | |
27b207fd | 1293 | ); |
98a9c4d4 | 1294 | #endif |
47d1a6e1 | 1295 | |
1ee1180b | 1296 | /*******************************************************************/ |
5cf746c3 | 1297 | /* helper routines */ |
1ee1180b | 1298 | /*******************************************************************/ |
be2e5a09 | 1299 | #if defined(CONFIG_SILENT_CONSOLE) && !defined(CONFIG_SILENT_U_BOOT_ONLY) |
a558ad71 DA |
1300 | |
1301 | #define CONSOLE_ARG "console=" | |
1302 | #define CONSOLE_ARG_LEN (sizeof(CONSOLE_ARG) - 1) | |
1303 | ||
3a8653b3 | 1304 | static void fixup_silent_linux(void) |
1ee1180b | 1305 | { |
a558ad71 DA |
1306 | char *buf; |
1307 | const char *env_val; | |
3a8653b3 | 1308 | char *cmdline = getenv("bootargs"); |
47d1a6e1 | 1309 | |
1ee1180b MB |
1310 | /* Only fix cmdline when requested */ |
1311 | if (!(gd->flags & GD_FLG_SILENT)) | |
1312 | return; | |
47d1a6e1 | 1313 | |
3a8653b3 | 1314 | debug("before silent fix-up: %s\n", cmdline); |
a558ad71 DA |
1315 | if (cmdline && (cmdline[0] != '\0')) { |
1316 | char *start = strstr(cmdline, CONSOLE_ARG); | |
1317 | ||
1318 | /* Allocate space for maximum possible new command line */ | |
1319 | buf = malloc(strlen(cmdline) + 1 + CONSOLE_ARG_LEN + 1); | |
1320 | if (!buf) { | |
1321 | debug("%s: out of memory\n", __func__); | |
1322 | return; | |
1323 | } | |
1324 | ||
3a8653b3 | 1325 | if (start) { |
a558ad71 DA |
1326 | char *end = strchr(start, ' '); |
1327 | int num_start_bytes = start - cmdline + CONSOLE_ARG_LEN; | |
1328 | ||
1329 | strncpy(buf, cmdline, num_start_bytes); | |
1ee1180b | 1330 | if (end) |
a558ad71 | 1331 | strcpy(buf + num_start_bytes, end); |
1ee1180b | 1332 | else |
a558ad71 | 1333 | buf[num_start_bytes] = '\0'; |
1ee1180b | 1334 | } else { |
a558ad71 | 1335 | sprintf(buf, "%s %s", cmdline, CONSOLE_ARG); |
47d1a6e1 | 1336 | } |
a558ad71 | 1337 | env_val = buf; |
47d1a6e1 | 1338 | } else { |
a558ad71 DA |
1339 | buf = NULL; |
1340 | env_val = CONSOLE_ARG; | |
e7902122 | 1341 | } |
10aaf716 | 1342 | |
a558ad71 DA |
1343 | setenv("bootargs", env_val); |
1344 | debug("after silent fix-up: %s\n", env_val); | |
1345 | free(buf); | |
1ee1180b MB |
1346 | } |
1347 | #endif /* CONFIG_SILENT_CONSOLE */ | |
38eb508e | 1348 | |
38eb508e | 1349 | |
1ee1180b MB |
1350 | /*******************************************************************/ |
1351 | /* OS booting routines */ | |
1352 | /*******************************************************************/ | |
c76f951a | 1353 | |
b1d0db18 | 1354 | #ifdef CONFIG_BOOTM_NETBSD |
712fbcf3 | 1355 | static int do_bootm_netbsd(int flag, int argc, char * const argv[], |
8a5ea3e6 | 1356 | bootm_headers_t *images) |
d791b1dc | 1357 | { |
1ee1180b | 1358 | void (*loader)(bd_t *, image_header_t *, char *, char *); |
d5934ad7 | 1359 | image_header_t *os_hdr, *hdr; |
f13e7b2e | 1360 | ulong kernel_data, kernel_len; |
1ee1180b MB |
1361 | char *consdev; |
1362 | char *cmdline; | |
1363 | ||
49c3a861 KG |
1364 | if ((flag != 0) && (flag != BOOTM_STATE_OS_GO)) |
1365 | return 1; | |
1366 | ||
d5934ad7 MB |
1367 | #if defined(CONFIG_FIT) |
1368 | if (!images->legacy_hdr_valid) { | |
712fbcf3 | 1369 | fit_unsupported_reset("NetBSD"); |
40d7e99d | 1370 | return 1; |
38eb508e GVB |
1371 | } |
1372 | #endif | |
d5934ad7 | 1373 | hdr = images->legacy_hdr_os; |
47d1a6e1 WD |
1374 | |
1375 | /* | |
1376 | * Booting a (NetBSD) kernel image | |
1377 | * | |
1378 | * This process is pretty similar to a standalone application: | |
1379 | * The (first part of an multi-) image must be a stage-2 loader, | |
1380 | * which in turn is responsible for loading & invoking the actual | |
1381 | * kernel. The only differences are the parameters being passed: | |
1382 | * besides the board info strucure, the loader expects a command | |
1383 | * line, the name of the console device, and (optionally) the | |
1384 | * address of the original image header. | |
1385 | */ | |
d5934ad7 | 1386 | os_hdr = NULL; |
712fbcf3 SW |
1387 | if (image_check_type(&images->legacy_hdr_os_copy, IH_TYPE_MULTI)) { |
1388 | image_multi_getimg(hdr, 1, &kernel_data, &kernel_len); | |
f13e7b2e | 1389 | if (kernel_len) |
d5934ad7 | 1390 | os_hdr = hdr; |
f13e7b2e | 1391 | } |
47d1a6e1 WD |
1392 | |
1393 | consdev = ""; | |
712fbcf3 | 1394 | #if defined(CONFIG_8xx_CONS_SMC1) |
47d1a6e1 | 1395 | consdev = "smc1"; |
712fbcf3 | 1396 | #elif defined(CONFIG_8xx_CONS_SMC2) |
47d1a6e1 | 1397 | consdev = "smc2"; |
712fbcf3 | 1398 | #elif defined(CONFIG_8xx_CONS_SCC2) |
47d1a6e1 | 1399 | consdev = "scc2"; |
712fbcf3 | 1400 | #elif defined(CONFIG_8xx_CONS_SCC3) |
47d1a6e1 WD |
1401 | consdev = "scc3"; |
1402 | #endif | |
1403 | ||
1404 | if (argc > 2) { | |
1405 | ulong len; | |
1406 | int i; | |
1407 | ||
1ee1180b | 1408 | for (i = 2, len = 0; i < argc; i += 1) |
712fbcf3 SW |
1409 | len += strlen(argv[i]) + 1; |
1410 | cmdline = malloc(len); | |
47d1a6e1 | 1411 | |
1ee1180b | 1412 | for (i = 2, len = 0; i < argc; i += 1) { |
47d1a6e1 WD |
1413 | if (i > 2) |
1414 | cmdline[len++] = ' '; | |
712fbcf3 SW |
1415 | strcpy(&cmdline[len], argv[i]); |
1416 | len += strlen(argv[i]); | |
47d1a6e1 | 1417 | } |
712fbcf3 | 1418 | } else if ((cmdline = getenv("bootargs")) == NULL) { |
47d1a6e1 WD |
1419 | cmdline = ""; |
1420 | } | |
1421 | ||
c160a954 | 1422 | loader = (void (*)(bd_t *, image_header_t *, char *, char *))images->ep; |
47d1a6e1 | 1423 | |
712fbcf3 SW |
1424 | printf("## Transferring control to NetBSD stage-2 loader " |
1425 | "(at address %08lx) ...\n", | |
47d1a6e1 WD |
1426 | (ulong)loader); |
1427 | ||
770605e4 | 1428 | bootstage_mark(BOOTSTAGE_ID_RUN_OS); |
47d1a6e1 WD |
1429 | |
1430 | /* | |
1431 | * NetBSD Stage-2 Loader Parameters: | |
1432 | * r3: ptr to board info data | |
1433 | * r4: image address | |
1434 | * r5: console device | |
1435 | * r6: boot args string | |
1436 | */ | |
712fbcf3 | 1437 | (*loader)(gd->bd, os_hdr, consdev, cmdline); |
40d7e99d KG |
1438 | |
1439 | return 1; | |
47d1a6e1 | 1440 | } |
b1d0db18 | 1441 | #endif /* CONFIG_BOOTM_NETBSD*/ |
47d1a6e1 | 1442 | |
1ee1180b | 1443 | #ifdef CONFIG_LYNXKDI |
712fbcf3 | 1444 | static int do_bootm_lynxkdi(int flag, int argc, char * const argv[], |
8a5ea3e6 | 1445 | bootm_headers_t *images) |
1ee1180b | 1446 | { |
cb1c4896 | 1447 | image_header_t *hdr = &images->legacy_hdr_os_copy; |
d5934ad7 | 1448 | |
49c3a861 KG |
1449 | if ((flag != 0) && (flag != BOOTM_STATE_OS_GO)) |
1450 | return 1; | |
1451 | ||
d5934ad7 MB |
1452 | #if defined(CONFIG_FIT) |
1453 | if (!images->legacy_hdr_valid) { | |
712fbcf3 | 1454 | fit_unsupported_reset("Lynx"); |
40d7e99d | 1455 | return 1; |
d5934ad7 MB |
1456 | } |
1457 | #endif | |
1458 | ||
712fbcf3 | 1459 | lynxkdi_boot((image_header_t *)hdr); |
40d7e99d KG |
1460 | |
1461 | return 1; | |
1ee1180b MB |
1462 | } |
1463 | #endif /* CONFIG_LYNXKDI */ | |
1464 | ||
b1d0db18 | 1465 | #ifdef CONFIG_BOOTM_RTEMS |
712fbcf3 | 1466 | static int do_bootm_rtems(int flag, int argc, char * const argv[], |
8a5ea3e6 | 1467 | bootm_headers_t *images) |
1ee1180b | 1468 | { |
1ee1180b | 1469 | void (*entry_point)(bd_t *); |
d791b1dc | 1470 | |
49c3a861 KG |
1471 | if ((flag != 0) && (flag != BOOTM_STATE_OS_GO)) |
1472 | return 1; | |
1473 | ||
d5934ad7 MB |
1474 | #if defined(CONFIG_FIT) |
1475 | if (!images->legacy_hdr_valid) { | |
712fbcf3 | 1476 | fit_unsupported_reset("RTEMS"); |
40d7e99d | 1477 | return 1; |
d5934ad7 MB |
1478 | } |
1479 | #endif | |
1480 | ||
c160a954 | 1481 | entry_point = (void (*)(bd_t *))images->ep; |
d791b1dc | 1482 | |
712fbcf3 | 1483 | printf("## Transferring control to RTEMS (at address %08lx) ...\n", |
d791b1dc WD |
1484 | (ulong)entry_point); |
1485 | ||
770605e4 | 1486 | bootstage_mark(BOOTSTAGE_ID_RUN_OS); |
d791b1dc WD |
1487 | |
1488 | /* | |
1489 | * RTEMS Parameters: | |
1490 | * r3: ptr to board info data | |
1491 | */ | |
1ee1180b | 1492 | (*entry_point)(gd->bd); |
40d7e99d KG |
1493 | |
1494 | return 1; | |
d791b1dc | 1495 | } |
b1d0db18 | 1496 | #endif /* CONFIG_BOOTM_RTEMS */ |
7f70e853 | 1497 | |
3df61957 | 1498 | #if defined(CONFIG_BOOTM_OSE) |
712fbcf3 | 1499 | static int do_bootm_ose(int flag, int argc, char * const argv[], |
3df61957 TL |
1500 | bootm_headers_t *images) |
1501 | { | |
1502 | void (*entry_point)(void); | |
1503 | ||
1504 | if ((flag != 0) && (flag != BOOTM_STATE_OS_GO)) | |
1505 | return 1; | |
1506 | ||
1507 | #if defined(CONFIG_FIT) | |
1508 | if (!images->legacy_hdr_valid) { | |
712fbcf3 | 1509 | fit_unsupported_reset("OSE"); |
3df61957 TL |
1510 | return 1; |
1511 | } | |
1512 | #endif | |
1513 | ||
1514 | entry_point = (void (*)(void))images->ep; | |
1515 | ||
712fbcf3 | 1516 | printf("## Transferring control to OSE (at address %08lx) ...\n", |
3df61957 TL |
1517 | (ulong)entry_point); |
1518 | ||
770605e4 | 1519 | bootstage_mark(BOOTSTAGE_ID_RUN_OS); |
3df61957 TL |
1520 | |
1521 | /* | |
1522 | * OSE Parameters: | |
1523 | * None | |
1524 | */ | |
1525 | (*entry_point)(); | |
1526 | ||
1527 | return 1; | |
1528 | } | |
1529 | #endif /* CONFIG_BOOTM_OSE */ | |
1530 | ||
04d41409 SS |
1531 | #if defined(CONFIG_BOOTM_PLAN9) |
1532 | static int do_bootm_plan9(int flag, int argc, char * const argv[], | |
1533 | bootm_headers_t *images) | |
1534 | { | |
1535 | void (*entry_point)(void); | |
1536 | ||
1537 | if ((flag != 0) && (flag != BOOTM_STATE_OS_GO)) | |
1538 | return 1; | |
1539 | ||
1540 | #if defined(CONFIG_FIT) | |
1541 | if (!images->legacy_hdr_valid) { | |
1542 | fit_unsupported_reset("Plan 9"); | |
1543 | return 1; | |
1544 | } | |
1545 | #endif | |
1546 | ||
1547 | entry_point = (void (*)(void))images->ep; | |
1548 | ||
1549 | printf("## Transferring control to Plan 9 (at address %08lx) ...\n", | |
1550 | (ulong)entry_point); | |
1551 | ||
1552 | bootstage_mark(BOOTSTAGE_ID_RUN_OS); | |
1553 | ||
1554 | /* | |
1555 | * Plan 9 Parameters: | |
1556 | * None | |
1557 | */ | |
1558 | (*entry_point)(); | |
1559 | ||
1560 | return 1; | |
1561 | } | |
1562 | #endif /* CONFIG_BOOTM_PLAN9 */ | |
1563 | ||
baa26db4 | 1564 | #if defined(CONFIG_CMD_ELF) |
712fbcf3 | 1565 | static int do_bootm_vxworks(int flag, int argc, char * const argv[], |
8a5ea3e6 | 1566 | bootm_headers_t *images) |
47d1a6e1 | 1567 | { |
47d1a6e1 | 1568 | char str[80]; |
7f70e853 | 1569 | |
49c3a861 KG |
1570 | if ((flag != 0) && (flag != BOOTM_STATE_OS_GO)) |
1571 | return 1; | |
1572 | ||
d5934ad7 | 1573 | #if defined(CONFIG_FIT) |
cb1c4896 | 1574 | if (!images->legacy_hdr_valid) { |
712fbcf3 | 1575 | fit_unsupported_reset("VxWorks"); |
40d7e99d | 1576 | return 1; |
d5934ad7 MB |
1577 | } |
1578 | #endif | |
47d1a6e1 | 1579 | |
c160a954 | 1580 | sprintf(str, "%lx", images->ep); /* write entry-point into string */ |
47d1a6e1 | 1581 | setenv("loadaddr", str); |
40d7e99d KG |
1582 | do_bootvx(NULL, 0, 0, NULL); |
1583 | ||
1584 | return 1; | |
47d1a6e1 WD |
1585 | } |
1586 | ||
54841ab5 | 1587 | static int do_bootm_qnxelf(int flag, int argc, char * const argv[], |
8a5ea3e6 | 1588 | bootm_headers_t *images) |
47d1a6e1 | 1589 | { |
47d1a6e1 WD |
1590 | char *local_args[2]; |
1591 | char str[16]; | |
d5934ad7 | 1592 | |
49c3a861 KG |
1593 | if ((flag != 0) && (flag != BOOTM_STATE_OS_GO)) |
1594 | return 1; | |
1595 | ||
d5934ad7 MB |
1596 | #if defined(CONFIG_FIT) |
1597 | if (!images->legacy_hdr_valid) { | |
712fbcf3 | 1598 | fit_unsupported_reset("QNX"); |
40d7e99d | 1599 | return 1; |
d5934ad7 MB |
1600 | } |
1601 | #endif | |
47d1a6e1 | 1602 | |
c160a954 | 1603 | sprintf(str, "%lx", images->ep); /* write entry-point into string */ |
47d1a6e1 WD |
1604 | local_args[0] = argv[0]; |
1605 | local_args[1] = str; /* and provide it via the arguments */ | |
40d7e99d KG |
1606 | do_bootelf(NULL, 0, 2, local_args); |
1607 | ||
1608 | return 1; | |
47d1a6e1 | 1609 | } |
90253178 | 1610 | #endif |
f5ed9e39 PT |
1611 | |
1612 | #ifdef CONFIG_INTEGRITY | |
712fbcf3 | 1613 | static int do_bootm_integrity(int flag, int argc, char * const argv[], |
f5ed9e39 PT |
1614 | bootm_headers_t *images) |
1615 | { | |
1616 | void (*entry_point)(void); | |
1617 | ||
49c3a861 KG |
1618 | if ((flag != 0) && (flag != BOOTM_STATE_OS_GO)) |
1619 | return 1; | |
1620 | ||
f5ed9e39 PT |
1621 | #if defined(CONFIG_FIT) |
1622 | if (!images->legacy_hdr_valid) { | |
712fbcf3 | 1623 | fit_unsupported_reset("INTEGRITY"); |
f5ed9e39 PT |
1624 | return 1; |
1625 | } | |
1626 | #endif | |
1627 | ||
1628 | entry_point = (void (*)(void))images->ep; | |
1629 | ||
712fbcf3 | 1630 | printf("## Transferring control to INTEGRITY (at address %08lx) ...\n", |
f5ed9e39 PT |
1631 | (ulong)entry_point); |
1632 | ||
770605e4 | 1633 | bootstage_mark(BOOTSTAGE_ID_RUN_OS); |
f5ed9e39 PT |
1634 | |
1635 | /* | |
1636 | * INTEGRITY Parameters: | |
1637 | * None | |
1638 | */ | |
1639 | (*entry_point)(); | |
1640 | ||
1641 | return 1; | |
1642 | } | |
1643 | #endif | |
44f074c7 MV |
1644 | |
1645 | #ifdef CONFIG_CMD_BOOTZ | |
1646 | ||
1647 | static int __bootz_setup(void *image, void **start, void **end) | |
1648 | { | |
1649 | /* Please define bootz_setup() for your platform */ | |
1650 | ||
1651 | puts("Your platform's zImage format isn't supported yet!\n"); | |
1652 | return -1; | |
1653 | } | |
1654 | int bootz_setup(void *image, void **start, void **end) | |
1655 | __attribute__((weak, alias("__bootz_setup"))); | |
1656 | ||
1657 | /* | |
1658 | * zImage booting support | |
1659 | */ | |
1660 | static int bootz_start(cmd_tbl_t *cmdtp, int flag, int argc, | |
1661 | char * const argv[], bootm_headers_t *images) | |
1662 | { | |
1663 | int ret; | |
1664 | void *zi_start, *zi_end; | |
1665 | ||
1666 | memset(images, 0, sizeof(bootm_headers_t)); | |
1667 | ||
1668 | boot_start_lmb(images); | |
1669 | ||
1670 | /* Setup Linux kernel zImage entry point */ | |
1671 | if (argc < 2) { | |
1672 | images->ep = load_addr; | |
1673 | debug("* kernel: default image load address = 0x%08lx\n", | |
1674 | load_addr); | |
1675 | } else { | |
1676 | images->ep = simple_strtoul(argv[1], NULL, 16); | |
1677 | debug("* kernel: cmdline image address = 0x%08lx\n", | |
1678 | images->ep); | |
1679 | } | |
1680 | ||
1681 | ret = bootz_setup((void *)images->ep, &zi_start, &zi_end); | |
1682 | if (ret != 0) | |
1683 | return 1; | |
1684 | ||
1685 | lmb_reserve(&images->lmb, images->ep, zi_end - zi_start); | |
1686 | ||
1687 | /* Find ramdisk */ | |
1688 | ret = boot_get_ramdisk(argc, argv, images, IH_INITRD_ARCH, | |
1689 | &images->rd_start, &images->rd_end); | |
1690 | if (ret) { | |
1691 | puts("Ramdisk image is corrupt or invalid\n"); | |
1692 | return 1; | |
1693 | } | |
1694 | ||
1695 | #if defined(CONFIG_OF_LIBFDT) | |
1696 | /* find flattened device tree */ | |
53f375fa | 1697 | ret = boot_get_fdt(flag, argc, argv, IH_ARCH_DEFAULT, images, |
44f074c7 MV |
1698 | &images->ft_addr, &images->ft_len); |
1699 | if (ret) { | |
1700 | puts("Could not find a valid device tree\n"); | |
1701 | return 1; | |
1702 | } | |
1703 | ||
1704 | set_working_fdt_addr(images->ft_addr); | |
1705 | #endif | |
1706 | ||
1707 | return 0; | |
1708 | } | |
1709 | ||
1710 | static int do_bootz(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) | |
1711 | { | |
44f074c7 MV |
1712 | bootm_headers_t images; |
1713 | ||
1714 | if (bootz_start(cmdtp, flag, argc, argv, &images)) | |
1715 | return 1; | |
1716 | ||
1717 | /* | |
1718 | * We have reached the point of no return: we are going to | |
1719 | * overwrite all exception vector code, so we cannot easily | |
1720 | * recover from any failures any more... | |
1721 | */ | |
a075a79f | 1722 | disable_interrupts(); |
44f074c7 | 1723 | |
f8be7d65 JH |
1724 | #ifdef CONFIG_NETCONSOLE |
1725 | /* Stop the ethernet stack if NetConsole could have left it up */ | |
1726 | eth_halt(); | |
1727 | #endif | |
1728 | ||
44f074c7 MV |
1729 | #if defined(CONFIG_CMD_USB) |
1730 | /* | |
1731 | * turn off USB to prevent the host controller from writing to the | |
1732 | * SDRAM while Linux is booting. This could happen (at least for OHCI | |
1733 | * controller), because the HCCA (Host Controller Communication Area) | |
1734 | * lies within the SDRAM and the host controller writes continously to | |
1735 | * this area (as busmaster!). The HccaFrameNumber is for example | |
1736 | * updated every 1 ms within the HCCA structure in SDRAM! For more | |
1737 | * details see the OpenHCI specification. | |
1738 | */ | |
1739 | usb_stop(); | |
1740 | #endif | |
1741 | ||
be2e5a09 | 1742 | #if defined(CONFIG_SILENT_CONSOLE) && !defined(CONFIG_SILENT_U_BOOT_ONLY) |
44f074c7 MV |
1743 | fixup_silent_linux(); |
1744 | #endif | |
1745 | arch_preboot_os(); | |
1746 | ||
1747 | do_bootm_linux(0, argc, argv, &images); | |
1748 | #ifdef DEBUG | |
1749 | puts("\n## Control returned to monitor - resetting...\n"); | |
1750 | #endif | |
1751 | do_reset(cmdtp, flag, argc, argv); | |
1752 | ||
1753 | return 1; | |
1754 | } | |
1755 | ||
088f1b19 KP |
1756 | #ifdef CONFIG_SYS_LONGHELP |
1757 | static char bootz_help_text[] = | |
017e1f3f MV |
1758 | "[addr [initrd[:size]] [fdt]]\n" |
1759 | " - boot Linux zImage stored in memory\n" | |
44f074c7 | 1760 | "\tThe argument 'initrd' is optional and specifies the address\n" |
017e1f3f MV |
1761 | "\tof the initrd in memory. The optional argument ':size' allows\n" |
1762 | "\tspecifying the size of RAW initrd.\n" | |
44f074c7 MV |
1763 | #if defined(CONFIG_OF_LIBFDT) |
1764 | "\tWhen booting a Linux kernel which requires a flat device-tree\n" | |
1765 | "\ta third argument is required which is the address of the\n" | |
1766 | "\tdevice-tree blob. To boot that kernel without an initrd image,\n" | |
1767 | "\tuse a '-' for the second argument. If you do not pass a third\n" | |
1768 | "\ta bd_info struct will be passed instead\n" | |
1769 | #endif | |
088f1b19 KP |
1770 | ""; |
1771 | #endif | |
1772 | ||
1773 | U_BOOT_CMD( | |
1774 | bootz, CONFIG_SYS_MAXARGS, 1, do_bootz, | |
1775 | "boot Linux zImage image from memory", bootz_help_text | |
44f074c7 MV |
1776 | ); |
1777 | #endif /* CONFIG_CMD_BOOTZ */ |