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1 | /* | |
2 | * (C) Copyright 2008 Semihalf | |
3 | * | |
4 | * (C) Copyright 2000-2006 | |
5 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. | |
6 | * | |
7 | * SPDX-License-Identifier: GPL-2.0+ | |
8 | */ | |
9 | ||
10 | #ifndef USE_HOSTCC | |
11 | #include <common.h> | |
12 | #include <watchdog.h> | |
13 | ||
14 | #ifdef CONFIG_SHOW_BOOT_PROGRESS | |
15 | #include <status_led.h> | |
16 | #endif | |
17 | ||
18 | #ifdef CONFIG_HAS_DATAFLASH | |
19 | #include <dataflash.h> | |
20 | #endif | |
21 | ||
22 | #ifdef CONFIG_LOGBUFFER | |
23 | #include <logbuff.h> | |
24 | #endif | |
25 | ||
26 | #include <rtc.h> | |
27 | ||
28 | #include <environment.h> | |
29 | #include <image.h> | |
30 | #include <mapmem.h> | |
31 | ||
32 | #if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT) | |
33 | #include <libfdt.h> | |
34 | #include <fdt_support.h> | |
35 | #endif | |
36 | ||
37 | #include <u-boot/md5.h> | |
38 | #include <u-boot/sha1.h> | |
39 | #include <asm/errno.h> | |
40 | #include <asm/io.h> | |
41 | ||
42 | #ifdef CONFIG_CMD_BDI | |
43 | extern int do_bdinfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]); | |
44 | #endif | |
45 | ||
46 | DECLARE_GLOBAL_DATA_PTR; | |
47 | ||
48 | #if defined(CONFIG_IMAGE_FORMAT_LEGACY) | |
49 | static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch, | |
50 | int verify); | |
51 | #endif | |
52 | #else | |
53 | #include "mkimage.h" | |
54 | #include <u-boot/md5.h> | |
55 | #include <time.h> | |
56 | #include <image.h> | |
57 | ||
58 | #ifndef __maybe_unused | |
59 | # define __maybe_unused /* unimplemented */ | |
60 | #endif | |
61 | #endif /* !USE_HOSTCC*/ | |
62 | ||
63 | #include <u-boot/crc.h> | |
64 | ||
65 | #ifndef CONFIG_SYS_BARGSIZE | |
66 | #define CONFIG_SYS_BARGSIZE 512 | |
67 | #endif | |
68 | ||
69 | static const table_entry_t uimage_arch[] = { | |
70 | { IH_ARCH_INVALID, NULL, "Invalid ARCH", }, | |
71 | { IH_ARCH_ALPHA, "alpha", "Alpha", }, | |
72 | { IH_ARCH_ARM, "arm", "ARM", }, | |
73 | { IH_ARCH_I386, "x86", "Intel x86", }, | |
74 | { IH_ARCH_IA64, "ia64", "IA64", }, | |
75 | { IH_ARCH_M68K, "m68k", "M68K", }, | |
76 | { IH_ARCH_MICROBLAZE, "microblaze", "MicroBlaze", }, | |
77 | { IH_ARCH_MIPS, "mips", "MIPS", }, | |
78 | { IH_ARCH_MIPS64, "mips64", "MIPS 64 Bit", }, | |
79 | { IH_ARCH_NIOS2, "nios2", "NIOS II", }, | |
80 | { IH_ARCH_PPC, "powerpc", "PowerPC", }, | |
81 | { IH_ARCH_PPC, "ppc", "PowerPC", }, | |
82 | { IH_ARCH_S390, "s390", "IBM S390", }, | |
83 | { IH_ARCH_SH, "sh", "SuperH", }, | |
84 | { IH_ARCH_SPARC, "sparc", "SPARC", }, | |
85 | { IH_ARCH_SPARC64, "sparc64", "SPARC 64 Bit", }, | |
86 | { IH_ARCH_BLACKFIN, "blackfin", "Blackfin", }, | |
87 | { IH_ARCH_AVR32, "avr32", "AVR32", }, | |
88 | { IH_ARCH_NDS32, "nds32", "NDS32", }, | |
89 | { IH_ARCH_OPENRISC, "or1k", "OpenRISC 1000",}, | |
90 | { IH_ARCH_SANDBOX, "sandbox", "Sandbox", }, | |
91 | { IH_ARCH_ARM64, "arm64", "AArch64", }, | |
92 | { IH_ARCH_ARC, "arc", "ARC", }, | |
93 | { IH_ARCH_X86_64, "x86_64", "AMD x86_64", }, | |
94 | { -1, "", "", }, | |
95 | }; | |
96 | ||
97 | static const table_entry_t uimage_os[] = { | |
98 | { IH_OS_INVALID, NULL, "Invalid OS", }, | |
99 | { IH_OS_LINUX, "linux", "Linux", }, | |
100 | #if defined(CONFIG_LYNXKDI) || defined(USE_HOSTCC) | |
101 | { IH_OS_LYNXOS, "lynxos", "LynxOS", }, | |
102 | #endif | |
103 | { IH_OS_NETBSD, "netbsd", "NetBSD", }, | |
104 | { IH_OS_OSE, "ose", "Enea OSE", }, | |
105 | { IH_OS_PLAN9, "plan9", "Plan 9", }, | |
106 | { IH_OS_RTEMS, "rtems", "RTEMS", }, | |
107 | { IH_OS_U_BOOT, "u-boot", "U-Boot", }, | |
108 | { IH_OS_VXWORKS, "vxworks", "VxWorks", }, | |
109 | #if defined(CONFIG_CMD_ELF) || defined(USE_HOSTCC) | |
110 | { IH_OS_QNX, "qnx", "QNX", }, | |
111 | #endif | |
112 | #if defined(CONFIG_INTEGRITY) || defined(USE_HOSTCC) | |
113 | { IH_OS_INTEGRITY,"integrity", "INTEGRITY", }, | |
114 | #endif | |
115 | #ifdef USE_HOSTCC | |
116 | { IH_OS_4_4BSD, "4_4bsd", "4_4BSD", }, | |
117 | { IH_OS_DELL, "dell", "Dell", }, | |
118 | { IH_OS_ESIX, "esix", "Esix", }, | |
119 | { IH_OS_FREEBSD, "freebsd", "FreeBSD", }, | |
120 | { IH_OS_IRIX, "irix", "Irix", }, | |
121 | { IH_OS_NCR, "ncr", "NCR", }, | |
122 | { IH_OS_OPENBSD, "openbsd", "OpenBSD", }, | |
123 | { IH_OS_PSOS, "psos", "pSOS", }, | |
124 | { IH_OS_SCO, "sco", "SCO", }, | |
125 | { IH_OS_SOLARIS, "solaris", "Solaris", }, | |
126 | { IH_OS_SVR4, "svr4", "SVR4", }, | |
127 | #endif | |
128 | #if defined(CONFIG_BOOTM_OPENRTOS) || defined(USE_HOSTCC) | |
129 | { IH_OS_OPENRTOS, "openrtos", "OpenRTOS", }, | |
130 | #endif | |
131 | ||
132 | { -1, "", "", }, | |
133 | }; | |
134 | ||
135 | static const table_entry_t uimage_type[] = { | |
136 | { IH_TYPE_AISIMAGE, "aisimage", "Davinci AIS image",}, | |
137 | { IH_TYPE_FILESYSTEM, "filesystem", "Filesystem Image", }, | |
138 | { IH_TYPE_FIRMWARE, "firmware", "Firmware", }, | |
139 | { IH_TYPE_FLATDT, "flat_dt", "Flat Device Tree", }, | |
140 | { IH_TYPE_GPIMAGE, "gpimage", "TI Keystone SPL Image",}, | |
141 | { IH_TYPE_KERNEL, "kernel", "Kernel Image", }, | |
142 | { IH_TYPE_KERNEL_NOLOAD, "kernel_noload", "Kernel Image (no loading done)", }, | |
143 | { IH_TYPE_KWBIMAGE, "kwbimage", "Kirkwood Boot Image",}, | |
144 | { IH_TYPE_IMXIMAGE, "imximage", "Freescale i.MX Boot Image",}, | |
145 | { IH_TYPE_INVALID, NULL, "Invalid Image", }, | |
146 | { IH_TYPE_MULTI, "multi", "Multi-File Image", }, | |
147 | { IH_TYPE_OMAPIMAGE, "omapimage", "TI OMAP SPL With GP CH",}, | |
148 | { IH_TYPE_PBLIMAGE, "pblimage", "Freescale PBL Boot Image",}, | |
149 | { IH_TYPE_RAMDISK, "ramdisk", "RAMDisk Image", }, | |
150 | { IH_TYPE_SCRIPT, "script", "Script", }, | |
151 | { IH_TYPE_SOCFPGAIMAGE, "socfpgaimage", "Altera SOCFPGA preloader",}, | |
152 | { IH_TYPE_STANDALONE, "standalone", "Standalone Program", }, | |
153 | { IH_TYPE_UBLIMAGE, "ublimage", "Davinci UBL image",}, | |
154 | { IH_TYPE_MXSIMAGE, "mxsimage", "Freescale MXS Boot Image",}, | |
155 | { IH_TYPE_ATMELIMAGE, "atmelimage", "ATMEL ROM-Boot Image",}, | |
156 | { IH_TYPE_X86_SETUP, "x86_setup", "x86 setup.bin", }, | |
157 | { IH_TYPE_LPC32XXIMAGE, "lpc32xximage", "LPC32XX Boot Image", }, | |
158 | { IH_TYPE_RKIMAGE, "rkimage", "Rockchip Boot Image" }, | |
159 | { IH_TYPE_RKSD, "rksd", "Rockchip SD Boot Image" }, | |
160 | { IH_TYPE_RKSPI, "rkspi", "Rockchip SPI Boot Image" }, | |
161 | { -1, "", "", }, | |
162 | }; | |
163 | ||
164 | static const table_entry_t uimage_comp[] = { | |
165 | { IH_COMP_NONE, "none", "uncompressed", }, | |
166 | { IH_COMP_BZIP2, "bzip2", "bzip2 compressed", }, | |
167 | { IH_COMP_GZIP, "gzip", "gzip compressed", }, | |
168 | { IH_COMP_LZMA, "lzma", "lzma compressed", }, | |
169 | { IH_COMP_LZO, "lzo", "lzo compressed", }, | |
170 | { IH_COMP_LZ4, "lz4", "lz4 compressed", }, | |
171 | { -1, "", "", }, | |
172 | }; | |
173 | ||
174 | /*****************************************************************************/ | |
175 | /* Legacy format routines */ | |
176 | /*****************************************************************************/ | |
177 | int image_check_hcrc(const image_header_t *hdr) | |
178 | { | |
179 | ulong hcrc; | |
180 | ulong len = image_get_header_size(); | |
181 | image_header_t header; | |
182 | ||
183 | /* Copy header so we can blank CRC field for re-calculation */ | |
184 | memmove(&header, (char *)hdr, image_get_header_size()); | |
185 | image_set_hcrc(&header, 0); | |
186 | ||
187 | hcrc = crc32(0, (unsigned char *)&header, len); | |
188 | ||
189 | return (hcrc == image_get_hcrc(hdr)); | |
190 | } | |
191 | ||
192 | int image_check_dcrc(const image_header_t *hdr) | |
193 | { | |
194 | ulong data = image_get_data(hdr); | |
195 | ulong len = image_get_data_size(hdr); | |
196 | ulong dcrc = crc32_wd(0, (unsigned char *)data, len, CHUNKSZ_CRC32); | |
197 | ||
198 | return (dcrc == image_get_dcrc(hdr)); | |
199 | } | |
200 | ||
201 | /** | |
202 | * image_multi_count - get component (sub-image) count | |
203 | * @hdr: pointer to the header of the multi component image | |
204 | * | |
205 | * image_multi_count() returns number of components in a multi | |
206 | * component image. | |
207 | * | |
208 | * Note: no checking of the image type is done, caller must pass | |
209 | * a valid multi component image. | |
210 | * | |
211 | * returns: | |
212 | * number of components | |
213 | */ | |
214 | ulong image_multi_count(const image_header_t *hdr) | |
215 | { | |
216 | ulong i, count = 0; | |
217 | uint32_t *size; | |
218 | ||
219 | /* get start of the image payload, which in case of multi | |
220 | * component images that points to a table of component sizes */ | |
221 | size = (uint32_t *)image_get_data(hdr); | |
222 | ||
223 | /* count non empty slots */ | |
224 | for (i = 0; size[i]; ++i) | |
225 | count++; | |
226 | ||
227 | return count; | |
228 | } | |
229 | ||
230 | /** | |
231 | * image_multi_getimg - get component data address and size | |
232 | * @hdr: pointer to the header of the multi component image | |
233 | * @idx: index of the requested component | |
234 | * @data: pointer to a ulong variable, will hold component data address | |
235 | * @len: pointer to a ulong variable, will hold component size | |
236 | * | |
237 | * image_multi_getimg() returns size and data address for the requested | |
238 | * component in a multi component image. | |
239 | * | |
240 | * Note: no checking of the image type is done, caller must pass | |
241 | * a valid multi component image. | |
242 | * | |
243 | * returns: | |
244 | * data address and size of the component, if idx is valid | |
245 | * 0 in data and len, if idx is out of range | |
246 | */ | |
247 | void image_multi_getimg(const image_header_t *hdr, ulong idx, | |
248 | ulong *data, ulong *len) | |
249 | { | |
250 | int i; | |
251 | uint32_t *size; | |
252 | ulong offset, count, img_data; | |
253 | ||
254 | /* get number of component */ | |
255 | count = image_multi_count(hdr); | |
256 | ||
257 | /* get start of the image payload, which in case of multi | |
258 | * component images that points to a table of component sizes */ | |
259 | size = (uint32_t *)image_get_data(hdr); | |
260 | ||
261 | /* get address of the proper component data start, which means | |
262 | * skipping sizes table (add 1 for last, null entry) */ | |
263 | img_data = image_get_data(hdr) + (count + 1) * sizeof(uint32_t); | |
264 | ||
265 | if (idx < count) { | |
266 | *len = uimage_to_cpu(size[idx]); | |
267 | offset = 0; | |
268 | ||
269 | /* go over all indices preceding requested component idx */ | |
270 | for (i = 0; i < idx; i++) { | |
271 | /* add up i-th component size, rounding up to 4 bytes */ | |
272 | offset += (uimage_to_cpu(size[i]) + 3) & ~3 ; | |
273 | } | |
274 | ||
275 | /* calculate idx-th component data address */ | |
276 | *data = img_data + offset; | |
277 | } else { | |
278 | *len = 0; | |
279 | *data = 0; | |
280 | } | |
281 | } | |
282 | ||
283 | static void image_print_type(const image_header_t *hdr) | |
284 | { | |
285 | const char __maybe_unused *os, *arch, *type, *comp; | |
286 | ||
287 | os = genimg_get_os_name(image_get_os(hdr)); | |
288 | arch = genimg_get_arch_name(image_get_arch(hdr)); | |
289 | type = genimg_get_type_name(image_get_type(hdr)); | |
290 | comp = genimg_get_comp_name(image_get_comp(hdr)); | |
291 | ||
292 | printf("%s %s %s (%s)\n", arch, os, type, comp); | |
293 | } | |
294 | ||
295 | /** | |
296 | * image_print_contents - prints out the contents of the legacy format image | |
297 | * @ptr: pointer to the legacy format image header | |
298 | * @p: pointer to prefix string | |
299 | * | |
300 | * image_print_contents() formats a multi line legacy image contents description. | |
301 | * The routine prints out all header fields followed by the size/offset data | |
302 | * for MULTI/SCRIPT images. | |
303 | * | |
304 | * returns: | |
305 | * no returned results | |
306 | */ | |
307 | void image_print_contents(const void *ptr) | |
308 | { | |
309 | const image_header_t *hdr = (const image_header_t *)ptr; | |
310 | const char __maybe_unused *p; | |
311 | ||
312 | p = IMAGE_INDENT_STRING; | |
313 | printf("%sImage Name: %.*s\n", p, IH_NMLEN, image_get_name(hdr)); | |
314 | if (IMAGE_ENABLE_TIMESTAMP) { | |
315 | printf("%sCreated: ", p); | |
316 | genimg_print_time((time_t)image_get_time(hdr)); | |
317 | } | |
318 | printf("%sImage Type: ", p); | |
319 | image_print_type(hdr); | |
320 | printf("%sData Size: ", p); | |
321 | genimg_print_size(image_get_data_size(hdr)); | |
322 | printf("%sLoad Address: %08x\n", p, image_get_load(hdr)); | |
323 | printf("%sEntry Point: %08x\n", p, image_get_ep(hdr)); | |
324 | ||
325 | if (image_check_type(hdr, IH_TYPE_MULTI) || | |
326 | image_check_type(hdr, IH_TYPE_SCRIPT)) { | |
327 | int i; | |
328 | ulong data, len; | |
329 | ulong count = image_multi_count(hdr); | |
330 | ||
331 | printf("%sContents:\n", p); | |
332 | for (i = 0; i < count; i++) { | |
333 | image_multi_getimg(hdr, i, &data, &len); | |
334 | ||
335 | printf("%s Image %d: ", p, i); | |
336 | genimg_print_size(len); | |
337 | ||
338 | if (image_check_type(hdr, IH_TYPE_SCRIPT) && i > 0) { | |
339 | /* | |
340 | * the user may need to know offsets | |
341 | * if planning to do something with | |
342 | * multiple files | |
343 | */ | |
344 | printf("%s Offset = 0x%08lx\n", p, data); | |
345 | } | |
346 | } | |
347 | } | |
348 | } | |
349 | ||
350 | ||
351 | #ifndef USE_HOSTCC | |
352 | #if defined(CONFIG_IMAGE_FORMAT_LEGACY) | |
353 | /** | |
354 | * image_get_ramdisk - get and verify ramdisk image | |
355 | * @rd_addr: ramdisk image start address | |
356 | * @arch: expected ramdisk architecture | |
357 | * @verify: checksum verification flag | |
358 | * | |
359 | * image_get_ramdisk() returns a pointer to the verified ramdisk image | |
360 | * header. Routine receives image start address and expected architecture | |
361 | * flag. Verification done covers data and header integrity and os/type/arch | |
362 | * fields checking. | |
363 | * | |
364 | * If dataflash support is enabled routine checks for dataflash addresses | |
365 | * and handles required dataflash reads. | |
366 | * | |
367 | * returns: | |
368 | * pointer to a ramdisk image header, if image was found and valid | |
369 | * otherwise, return NULL | |
370 | */ | |
371 | static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch, | |
372 | int verify) | |
373 | { | |
374 | const image_header_t *rd_hdr = (const image_header_t *)rd_addr; | |
375 | ||
376 | if (!image_check_magic(rd_hdr)) { | |
377 | puts("Bad Magic Number\n"); | |
378 | bootstage_error(BOOTSTAGE_ID_RD_MAGIC); | |
379 | return NULL; | |
380 | } | |
381 | ||
382 | if (!image_check_hcrc(rd_hdr)) { | |
383 | puts("Bad Header Checksum\n"); | |
384 | bootstage_error(BOOTSTAGE_ID_RD_HDR_CHECKSUM); | |
385 | return NULL; | |
386 | } | |
387 | ||
388 | bootstage_mark(BOOTSTAGE_ID_RD_MAGIC); | |
389 | image_print_contents(rd_hdr); | |
390 | ||
391 | if (verify) { | |
392 | puts(" Verifying Checksum ... "); | |
393 | if (!image_check_dcrc(rd_hdr)) { | |
394 | puts("Bad Data CRC\n"); | |
395 | bootstage_error(BOOTSTAGE_ID_RD_CHECKSUM); | |
396 | return NULL; | |
397 | } | |
398 | puts("OK\n"); | |
399 | } | |
400 | ||
401 | bootstage_mark(BOOTSTAGE_ID_RD_HDR_CHECKSUM); | |
402 | ||
403 | if (!image_check_os(rd_hdr, IH_OS_LINUX) || | |
404 | !image_check_arch(rd_hdr, arch) || | |
405 | !image_check_type(rd_hdr, IH_TYPE_RAMDISK)) { | |
406 | printf("No Linux %s Ramdisk Image\n", | |
407 | genimg_get_arch_name(arch)); | |
408 | bootstage_error(BOOTSTAGE_ID_RAMDISK); | |
409 | return NULL; | |
410 | } | |
411 | ||
412 | return rd_hdr; | |
413 | } | |
414 | #endif | |
415 | #endif /* !USE_HOSTCC */ | |
416 | ||
417 | /*****************************************************************************/ | |
418 | /* Shared dual-format routines */ | |
419 | /*****************************************************************************/ | |
420 | #ifndef USE_HOSTCC | |
421 | ulong load_addr = CONFIG_SYS_LOAD_ADDR; /* Default Load Address */ | |
422 | ulong save_addr; /* Default Save Address */ | |
423 | ulong save_size; /* Default Save Size (in bytes) */ | |
424 | ||
425 | static int on_loadaddr(const char *name, const char *value, enum env_op op, | |
426 | int flags) | |
427 | { | |
428 | switch (op) { | |
429 | case env_op_create: | |
430 | case env_op_overwrite: | |
431 | load_addr = simple_strtoul(value, NULL, 16); | |
432 | break; | |
433 | default: | |
434 | break; | |
435 | } | |
436 | ||
437 | return 0; | |
438 | } | |
439 | U_BOOT_ENV_CALLBACK(loadaddr, on_loadaddr); | |
440 | ||
441 | ulong getenv_bootm_low(void) | |
442 | { | |
443 | char *s = getenv("bootm_low"); | |
444 | if (s) { | |
445 | ulong tmp = simple_strtoul(s, NULL, 16); | |
446 | return tmp; | |
447 | } | |
448 | ||
449 | #if defined(CONFIG_SYS_SDRAM_BASE) | |
450 | return CONFIG_SYS_SDRAM_BASE; | |
451 | #elif defined(CONFIG_ARM) | |
452 | return gd->bd->bi_dram[0].start; | |
453 | #else | |
454 | return 0; | |
455 | #endif | |
456 | } | |
457 | ||
458 | phys_size_t getenv_bootm_size(void) | |
459 | { | |
460 | phys_size_t tmp; | |
461 | char *s = getenv("bootm_size"); | |
462 | if (s) { | |
463 | tmp = (phys_size_t)simple_strtoull(s, NULL, 16); | |
464 | return tmp; | |
465 | } | |
466 | s = getenv("bootm_low"); | |
467 | if (s) | |
468 | tmp = (phys_size_t)simple_strtoull(s, NULL, 16); | |
469 | else | |
470 | tmp = 0; | |
471 | ||
472 | ||
473 | #if defined(CONFIG_ARM) && defined(CONFIG_NR_DRAM_BANKS) | |
474 | return gd->bd->bi_dram[0].size - tmp; | |
475 | #else | |
476 | return gd->bd->bi_memsize - tmp; | |
477 | #endif | |
478 | } | |
479 | ||
480 | phys_size_t getenv_bootm_mapsize(void) | |
481 | { | |
482 | phys_size_t tmp; | |
483 | char *s = getenv("bootm_mapsize"); | |
484 | if (s) { | |
485 | tmp = (phys_size_t)simple_strtoull(s, NULL, 16); | |
486 | return tmp; | |
487 | } | |
488 | ||
489 | #if defined(CONFIG_SYS_BOOTMAPSZ) | |
490 | return CONFIG_SYS_BOOTMAPSZ; | |
491 | #else | |
492 | return getenv_bootm_size(); | |
493 | #endif | |
494 | } | |
495 | ||
496 | void memmove_wd(void *to, void *from, size_t len, ulong chunksz) | |
497 | { | |
498 | if (to == from) | |
499 | return; | |
500 | ||
501 | #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG) | |
502 | if (to > from) { | |
503 | from += len; | |
504 | to += len; | |
505 | } | |
506 | while (len > 0) { | |
507 | size_t tail = (len > chunksz) ? chunksz : len; | |
508 | WATCHDOG_RESET(); | |
509 | if (to > from) { | |
510 | to -= tail; | |
511 | from -= tail; | |
512 | } | |
513 | memmove(to, from, tail); | |
514 | if (to < from) { | |
515 | to += tail; | |
516 | from += tail; | |
517 | } | |
518 | len -= tail; | |
519 | } | |
520 | #else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */ | |
521 | memmove(to, from, len); | |
522 | #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */ | |
523 | } | |
524 | #endif /* !USE_HOSTCC */ | |
525 | ||
526 | void genimg_print_size(uint32_t size) | |
527 | { | |
528 | #ifndef USE_HOSTCC | |
529 | printf("%d Bytes = ", size); | |
530 | print_size(size, "\n"); | |
531 | #else | |
532 | printf("%d Bytes = %.2f kB = %.2f MB\n", | |
533 | size, (double)size / 1.024e3, | |
534 | (double)size / 1.048576e6); | |
535 | #endif | |
536 | } | |
537 | ||
538 | #if IMAGE_ENABLE_TIMESTAMP | |
539 | void genimg_print_time(time_t timestamp) | |
540 | { | |
541 | #ifndef USE_HOSTCC | |
542 | struct rtc_time tm; | |
543 | ||
544 | rtc_to_tm(timestamp, &tm); | |
545 | printf("%4d-%02d-%02d %2d:%02d:%02d UTC\n", | |
546 | tm.tm_year, tm.tm_mon, tm.tm_mday, | |
547 | tm.tm_hour, tm.tm_min, tm.tm_sec); | |
548 | #else | |
549 | printf("%s", ctime(×tamp)); | |
550 | #endif | |
551 | } | |
552 | #endif | |
553 | ||
554 | const table_entry_t *get_table_entry(const table_entry_t *table, int id) | |
555 | { | |
556 | for (; table->id >= 0; ++table) { | |
557 | if (table->id == id) | |
558 | return table; | |
559 | } | |
560 | return NULL; | |
561 | } | |
562 | ||
563 | /** | |
564 | * get_table_entry_name - translate entry id to long name | |
565 | * @table: pointer to a translation table for entries of a specific type | |
566 | * @msg: message to be returned when translation fails | |
567 | * @id: entry id to be translated | |
568 | * | |
569 | * get_table_entry_name() will go over translation table trying to find | |
570 | * entry that matches given id. If matching entry is found, its long | |
571 | * name is returned to the caller. | |
572 | * | |
573 | * returns: | |
574 | * long entry name if translation succeeds | |
575 | * msg otherwise | |
576 | */ | |
577 | char *get_table_entry_name(const table_entry_t *table, char *msg, int id) | |
578 | { | |
579 | table = get_table_entry(table, id); | |
580 | if (!table) | |
581 | return msg; | |
582 | #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC) | |
583 | return table->lname; | |
584 | #else | |
585 | return table->lname + gd->reloc_off; | |
586 | #endif | |
587 | } | |
588 | ||
589 | const char *genimg_get_os_name(uint8_t os) | |
590 | { | |
591 | return (get_table_entry_name(uimage_os, "Unknown OS", os)); | |
592 | } | |
593 | ||
594 | const char *genimg_get_arch_name(uint8_t arch) | |
595 | { | |
596 | return (get_table_entry_name(uimage_arch, "Unknown Architecture", | |
597 | arch)); | |
598 | } | |
599 | ||
600 | const char *genimg_get_type_name(uint8_t type) | |
601 | { | |
602 | return (get_table_entry_name(uimage_type, "Unknown Image", type)); | |
603 | } | |
604 | ||
605 | const char *genimg_get_type_short_name(uint8_t type) | |
606 | { | |
607 | const table_entry_t *table; | |
608 | ||
609 | table = get_table_entry(uimage_type, type); | |
610 | if (!table) | |
611 | return "unknown"; | |
612 | #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC) | |
613 | return table->sname; | |
614 | #else | |
615 | return table->sname + gd->reloc_off; | |
616 | #endif | |
617 | } | |
618 | ||
619 | const char *genimg_get_comp_name(uint8_t comp) | |
620 | { | |
621 | return (get_table_entry_name(uimage_comp, "Unknown Compression", | |
622 | comp)); | |
623 | } | |
624 | ||
625 | /** | |
626 | * get_table_entry_id - translate short entry name to id | |
627 | * @table: pointer to a translation table for entries of a specific type | |
628 | * @table_name: to be used in case of error | |
629 | * @name: entry short name to be translated | |
630 | * | |
631 | * get_table_entry_id() will go over translation table trying to find | |
632 | * entry that matches given short name. If matching entry is found, | |
633 | * its id returned to the caller. | |
634 | * | |
635 | * returns: | |
636 | * entry id if translation succeeds | |
637 | * -1 otherwise | |
638 | */ | |
639 | int get_table_entry_id(const table_entry_t *table, | |
640 | const char *table_name, const char *name) | |
641 | { | |
642 | const table_entry_t *t; | |
643 | ||
644 | for (t = table; t->id >= 0; ++t) { | |
645 | #ifdef CONFIG_NEEDS_MANUAL_RELOC | |
646 | if (t->sname && strcasecmp(t->sname + gd->reloc_off, name) == 0) | |
647 | #else | |
648 | if (t->sname && strcasecmp(t->sname, name) == 0) | |
649 | #endif | |
650 | return (t->id); | |
651 | } | |
652 | debug("Invalid %s Type: %s\n", table_name, name); | |
653 | ||
654 | return -1; | |
655 | } | |
656 | ||
657 | int genimg_get_os_id(const char *name) | |
658 | { | |
659 | return (get_table_entry_id(uimage_os, "OS", name)); | |
660 | } | |
661 | ||
662 | int genimg_get_arch_id(const char *name) | |
663 | { | |
664 | return (get_table_entry_id(uimage_arch, "CPU", name)); | |
665 | } | |
666 | ||
667 | int genimg_get_type_id(const char *name) | |
668 | { | |
669 | return (get_table_entry_id(uimage_type, "Image", name)); | |
670 | } | |
671 | ||
672 | int genimg_get_comp_id(const char *name) | |
673 | { | |
674 | return (get_table_entry_id(uimage_comp, "Compression", name)); | |
675 | } | |
676 | ||
677 | #ifndef USE_HOSTCC | |
678 | /** | |
679 | * genimg_get_kernel_addr_fit - get the real kernel address and return 2 | |
680 | * FIT strings | |
681 | * @img_addr: a string might contain real image address | |
682 | * @fit_uname_config: double pointer to a char, will hold pointer to a | |
683 | * configuration unit name | |
684 | * @fit_uname_kernel: double pointer to a char, will hold pointer to a subimage | |
685 | * name | |
686 | * | |
687 | * genimg_get_kernel_addr_fit get the real kernel start address from a string | |
688 | * which is normally the first argv of bootm/bootz | |
689 | * | |
690 | * returns: | |
691 | * kernel start address | |
692 | */ | |
693 | ulong genimg_get_kernel_addr_fit(char * const img_addr, | |
694 | const char **fit_uname_config, | |
695 | const char **fit_uname_kernel) | |
696 | { | |
697 | ulong kernel_addr; | |
698 | ||
699 | /* find out kernel image address */ | |
700 | if (!img_addr) { | |
701 | kernel_addr = load_addr; | |
702 | debug("* kernel: default image load address = 0x%08lx\n", | |
703 | load_addr); | |
704 | #if defined(CONFIG_FIT) | |
705 | } else if (fit_parse_conf(img_addr, load_addr, &kernel_addr, | |
706 | fit_uname_config)) { | |
707 | debug("* kernel: config '%s' from image at 0x%08lx\n", | |
708 | *fit_uname_config, kernel_addr); | |
709 | } else if (fit_parse_subimage(img_addr, load_addr, &kernel_addr, | |
710 | fit_uname_kernel)) { | |
711 | debug("* kernel: subimage '%s' from image at 0x%08lx\n", | |
712 | *fit_uname_kernel, kernel_addr); | |
713 | #endif | |
714 | } else { | |
715 | kernel_addr = simple_strtoul(img_addr, NULL, 16); | |
716 | debug("* kernel: cmdline image address = 0x%08lx\n", | |
717 | kernel_addr); | |
718 | } | |
719 | ||
720 | return kernel_addr; | |
721 | } | |
722 | ||
723 | /** | |
724 | * genimg_get_kernel_addr() is the simple version of | |
725 | * genimg_get_kernel_addr_fit(). It ignores those return FIT strings | |
726 | */ | |
727 | ulong genimg_get_kernel_addr(char * const img_addr) | |
728 | { | |
729 | const char *fit_uname_config = NULL; | |
730 | const char *fit_uname_kernel = NULL; | |
731 | ||
732 | return genimg_get_kernel_addr_fit(img_addr, &fit_uname_config, | |
733 | &fit_uname_kernel); | |
734 | } | |
735 | ||
736 | /** | |
737 | * genimg_get_format - get image format type | |
738 | * @img_addr: image start address | |
739 | * | |
740 | * genimg_get_format() checks whether provided address points to a valid | |
741 | * legacy or FIT image. | |
742 | * | |
743 | * New uImage format and FDT blob are based on a libfdt. FDT blob | |
744 | * may be passed directly or embedded in a FIT image. In both situations | |
745 | * genimg_get_format() must be able to dectect libfdt header. | |
746 | * | |
747 | * returns: | |
748 | * image format type or IMAGE_FORMAT_INVALID if no image is present | |
749 | */ | |
750 | int genimg_get_format(const void *img_addr) | |
751 | { | |
752 | #if defined(CONFIG_IMAGE_FORMAT_LEGACY) | |
753 | const image_header_t *hdr; | |
754 | ||
755 | hdr = (const image_header_t *)img_addr; | |
756 | if (image_check_magic(hdr)) | |
757 | return IMAGE_FORMAT_LEGACY; | |
758 | #endif | |
759 | #if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT) | |
760 | if (fdt_check_header(img_addr) == 0) | |
761 | return IMAGE_FORMAT_FIT; | |
762 | #endif | |
763 | #ifdef CONFIG_ANDROID_BOOT_IMAGE | |
764 | if (android_image_check_header(img_addr) == 0) | |
765 | return IMAGE_FORMAT_ANDROID; | |
766 | #endif | |
767 | ||
768 | return IMAGE_FORMAT_INVALID; | |
769 | } | |
770 | ||
771 | /** | |
772 | * genimg_get_image - get image from special storage (if necessary) | |
773 | * @img_addr: image start address | |
774 | * | |
775 | * genimg_get_image() checks if provided image start address is located | |
776 | * in a dataflash storage. If so, image is moved to a system RAM memory. | |
777 | * | |
778 | * returns: | |
779 | * image start address after possible relocation from special storage | |
780 | */ | |
781 | ulong genimg_get_image(ulong img_addr) | |
782 | { | |
783 | ulong ram_addr = img_addr; | |
784 | ||
785 | #ifdef CONFIG_HAS_DATAFLASH | |
786 | ulong h_size, d_size; | |
787 | ||
788 | if (addr_dataflash(img_addr)) { | |
789 | void *buf; | |
790 | ||
791 | /* ger RAM address */ | |
792 | ram_addr = CONFIG_SYS_LOAD_ADDR; | |
793 | ||
794 | /* get header size */ | |
795 | h_size = image_get_header_size(); | |
796 | #if defined(CONFIG_FIT) | |
797 | if (sizeof(struct fdt_header) > h_size) | |
798 | h_size = sizeof(struct fdt_header); | |
799 | #endif | |
800 | ||
801 | /* read in header */ | |
802 | debug(" Reading image header from dataflash address " | |
803 | "%08lx to RAM address %08lx\n", img_addr, ram_addr); | |
804 | ||
805 | buf = map_sysmem(ram_addr, 0); | |
806 | read_dataflash(img_addr, h_size, buf); | |
807 | ||
808 | /* get data size */ | |
809 | switch (genimg_get_format(buf)) { | |
810 | #if defined(CONFIG_IMAGE_FORMAT_LEGACY) | |
811 | case IMAGE_FORMAT_LEGACY: | |
812 | d_size = image_get_data_size(buf); | |
813 | debug(" Legacy format image found at 0x%08lx, " | |
814 | "size 0x%08lx\n", | |
815 | ram_addr, d_size); | |
816 | break; | |
817 | #endif | |
818 | #if defined(CONFIG_FIT) | |
819 | case IMAGE_FORMAT_FIT: | |
820 | d_size = fit_get_size(buf) - h_size; | |
821 | debug(" FIT/FDT format image found at 0x%08lx, " | |
822 | "size 0x%08lx\n", | |
823 | ram_addr, d_size); | |
824 | break; | |
825 | #endif | |
826 | default: | |
827 | printf(" No valid image found at 0x%08lx\n", | |
828 | img_addr); | |
829 | return ram_addr; | |
830 | } | |
831 | ||
832 | /* read in image data */ | |
833 | debug(" Reading image remaining data from dataflash address " | |
834 | "%08lx to RAM address %08lx\n", img_addr + h_size, | |
835 | ram_addr + h_size); | |
836 | ||
837 | read_dataflash(img_addr + h_size, d_size, | |
838 | (char *)(buf + h_size)); | |
839 | ||
840 | } | |
841 | #endif /* CONFIG_HAS_DATAFLASH */ | |
842 | ||
843 | return ram_addr; | |
844 | } | |
845 | ||
846 | /** | |
847 | * fit_has_config - check if there is a valid FIT configuration | |
848 | * @images: pointer to the bootm command headers structure | |
849 | * | |
850 | * fit_has_config() checks if there is a FIT configuration in use | |
851 | * (if FTI support is present). | |
852 | * | |
853 | * returns: | |
854 | * 0, no FIT support or no configuration found | |
855 | * 1, configuration found | |
856 | */ | |
857 | int genimg_has_config(bootm_headers_t *images) | |
858 | { | |
859 | #if defined(CONFIG_FIT) | |
860 | if (images->fit_uname_cfg) | |
861 | return 1; | |
862 | #endif | |
863 | return 0; | |
864 | } | |
865 | ||
866 | /** | |
867 | * boot_get_ramdisk - main ramdisk handling routine | |
868 | * @argc: command argument count | |
869 | * @argv: command argument list | |
870 | * @images: pointer to the bootm images structure | |
871 | * @arch: expected ramdisk architecture | |
872 | * @rd_start: pointer to a ulong variable, will hold ramdisk start address | |
873 | * @rd_end: pointer to a ulong variable, will hold ramdisk end | |
874 | * | |
875 | * boot_get_ramdisk() is responsible for finding a valid ramdisk image. | |
876 | * Curently supported are the following ramdisk sources: | |
877 | * - multicomponent kernel/ramdisk image, | |
878 | * - commandline provided address of decicated ramdisk image. | |
879 | * | |
880 | * returns: | |
881 | * 0, if ramdisk image was found and valid, or skiped | |
882 | * rd_start and rd_end are set to ramdisk start/end addresses if | |
883 | * ramdisk image is found and valid | |
884 | * | |
885 | * 1, if ramdisk image is found but corrupted, or invalid | |
886 | * rd_start and rd_end are set to 0 if no ramdisk exists | |
887 | */ | |
888 | int boot_get_ramdisk(int argc, char * const argv[], bootm_headers_t *images, | |
889 | uint8_t arch, ulong *rd_start, ulong *rd_end) | |
890 | { | |
891 | ulong rd_addr, rd_load; | |
892 | ulong rd_data, rd_len; | |
893 | #if defined(CONFIG_IMAGE_FORMAT_LEGACY) | |
894 | const image_header_t *rd_hdr; | |
895 | #endif | |
896 | void *buf; | |
897 | #ifdef CONFIG_SUPPORT_RAW_INITRD | |
898 | char *end; | |
899 | #endif | |
900 | #if defined(CONFIG_FIT) | |
901 | const char *fit_uname_config = images->fit_uname_cfg; | |
902 | const char *fit_uname_ramdisk = NULL; | |
903 | ulong default_addr; | |
904 | int rd_noffset; | |
905 | #endif | |
906 | const char *select = NULL; | |
907 | ||
908 | *rd_start = 0; | |
909 | *rd_end = 0; | |
910 | ||
911 | #ifdef CONFIG_ANDROID_BOOT_IMAGE | |
912 | /* | |
913 | * Look for an Android boot image. | |
914 | */ | |
915 | buf = map_sysmem(images->os.start, 0); | |
916 | if (buf && genimg_get_format(buf) == IMAGE_FORMAT_ANDROID) | |
917 | select = argv[0]; | |
918 | #endif | |
919 | ||
920 | if (argc >= 2) | |
921 | select = argv[1]; | |
922 | ||
923 | /* | |
924 | * Look for a '-' which indicates to ignore the | |
925 | * ramdisk argument | |
926 | */ | |
927 | if (select && strcmp(select, "-") == 0) { | |
928 | debug("## Skipping init Ramdisk\n"); | |
929 | rd_len = rd_data = 0; | |
930 | } else if (select || genimg_has_config(images)) { | |
931 | #if defined(CONFIG_FIT) | |
932 | if (select) { | |
933 | /* | |
934 | * If the init ramdisk comes from the FIT image and | |
935 | * the FIT image address is omitted in the command | |
936 | * line argument, try to use os FIT image address or | |
937 | * default load address. | |
938 | */ | |
939 | if (images->fit_uname_os) | |
940 | default_addr = (ulong)images->fit_hdr_os; | |
941 | else | |
942 | default_addr = load_addr; | |
943 | ||
944 | if (fit_parse_conf(select, default_addr, | |
945 | &rd_addr, &fit_uname_config)) { | |
946 | debug("* ramdisk: config '%s' from image at " | |
947 | "0x%08lx\n", | |
948 | fit_uname_config, rd_addr); | |
949 | } else if (fit_parse_subimage(select, default_addr, | |
950 | &rd_addr, &fit_uname_ramdisk)) { | |
951 | debug("* ramdisk: subimage '%s' from image at " | |
952 | "0x%08lx\n", | |
953 | fit_uname_ramdisk, rd_addr); | |
954 | } else | |
955 | #endif | |
956 | { | |
957 | rd_addr = simple_strtoul(select, NULL, 16); | |
958 | debug("* ramdisk: cmdline image address = " | |
959 | "0x%08lx\n", | |
960 | rd_addr); | |
961 | } | |
962 | #if defined(CONFIG_FIT) | |
963 | } else { | |
964 | /* use FIT configuration provided in first bootm | |
965 | * command argument. If the property is not defined, | |
966 | * quit silently. | |
967 | */ | |
968 | rd_addr = map_to_sysmem(images->fit_hdr_os); | |
969 | rd_noffset = fit_get_node_from_config(images, | |
970 | FIT_RAMDISK_PROP, rd_addr); | |
971 | if (rd_noffset == -ENOLINK) | |
972 | return 0; | |
973 | else if (rd_noffset < 0) | |
974 | return 1; | |
975 | } | |
976 | #endif | |
977 | ||
978 | /* copy from dataflash if needed */ | |
979 | rd_addr = genimg_get_image(rd_addr); | |
980 | ||
981 | /* | |
982 | * Check if there is an initrd image at the | |
983 | * address provided in the second bootm argument | |
984 | * check image type, for FIT images get FIT node. | |
985 | */ | |
986 | buf = map_sysmem(rd_addr, 0); | |
987 | switch (genimg_get_format(buf)) { | |
988 | #if defined(CONFIG_IMAGE_FORMAT_LEGACY) | |
989 | case IMAGE_FORMAT_LEGACY: | |
990 | printf("## Loading init Ramdisk from Legacy " | |
991 | "Image at %08lx ...\n", rd_addr); | |
992 | ||
993 | bootstage_mark(BOOTSTAGE_ID_CHECK_RAMDISK); | |
994 | rd_hdr = image_get_ramdisk(rd_addr, arch, | |
995 | images->verify); | |
996 | ||
997 | if (rd_hdr == NULL) | |
998 | return 1; | |
999 | ||
1000 | rd_data = image_get_data(rd_hdr); | |
1001 | rd_len = image_get_data_size(rd_hdr); | |
1002 | rd_load = image_get_load(rd_hdr); | |
1003 | break; | |
1004 | #endif | |
1005 | #if defined(CONFIG_FIT) | |
1006 | case IMAGE_FORMAT_FIT: | |
1007 | rd_noffset = fit_image_load(images, | |
1008 | rd_addr, &fit_uname_ramdisk, | |
1009 | &fit_uname_config, arch, | |
1010 | IH_TYPE_RAMDISK, | |
1011 | BOOTSTAGE_ID_FIT_RD_START, | |
1012 | FIT_LOAD_OPTIONAL_NON_ZERO, | |
1013 | &rd_data, &rd_len); | |
1014 | if (rd_noffset < 0) | |
1015 | return 1; | |
1016 | ||
1017 | images->fit_hdr_rd = map_sysmem(rd_addr, 0); | |
1018 | images->fit_uname_rd = fit_uname_ramdisk; | |
1019 | images->fit_noffset_rd = rd_noffset; | |
1020 | break; | |
1021 | #endif | |
1022 | #ifdef CONFIG_ANDROID_BOOT_IMAGE | |
1023 | case IMAGE_FORMAT_ANDROID: | |
1024 | android_image_get_ramdisk((void *)images->os.start, | |
1025 | &rd_data, &rd_len); | |
1026 | break; | |
1027 | #endif | |
1028 | default: | |
1029 | #ifdef CONFIG_SUPPORT_RAW_INITRD | |
1030 | end = NULL; | |
1031 | if (select) | |
1032 | end = strchr(select, ':'); | |
1033 | if (end) { | |
1034 | rd_len = simple_strtoul(++end, NULL, 16); | |
1035 | rd_data = rd_addr; | |
1036 | } else | |
1037 | #endif | |
1038 | { | |
1039 | puts("Wrong Ramdisk Image Format\n"); | |
1040 | rd_data = rd_len = rd_load = 0; | |
1041 | return 1; | |
1042 | } | |
1043 | } | |
1044 | } else if (images->legacy_hdr_valid && | |
1045 | image_check_type(&images->legacy_hdr_os_copy, | |
1046 | IH_TYPE_MULTI)) { | |
1047 | ||
1048 | /* | |
1049 | * Now check if we have a legacy mult-component image, | |
1050 | * get second entry data start address and len. | |
1051 | */ | |
1052 | bootstage_mark(BOOTSTAGE_ID_RAMDISK); | |
1053 | printf("## Loading init Ramdisk from multi component " | |
1054 | "Legacy Image at %08lx ...\n", | |
1055 | (ulong)images->legacy_hdr_os); | |
1056 | ||
1057 | image_multi_getimg(images->legacy_hdr_os, 1, &rd_data, &rd_len); | |
1058 | } else { | |
1059 | /* | |
1060 | * no initrd image | |
1061 | */ | |
1062 | bootstage_mark(BOOTSTAGE_ID_NO_RAMDISK); | |
1063 | rd_len = rd_data = 0; | |
1064 | } | |
1065 | ||
1066 | if (!rd_data) { | |
1067 | debug("## No init Ramdisk\n"); | |
1068 | } else { | |
1069 | *rd_start = rd_data; | |
1070 | *rd_end = rd_data + rd_len; | |
1071 | } | |
1072 | debug(" ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n", | |
1073 | *rd_start, *rd_end); | |
1074 | ||
1075 | return 0; | |
1076 | } | |
1077 | ||
1078 | #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH | |
1079 | /** | |
1080 | * boot_ramdisk_high - relocate init ramdisk | |
1081 | * @lmb: pointer to lmb handle, will be used for memory mgmt | |
1082 | * @rd_data: ramdisk data start address | |
1083 | * @rd_len: ramdisk data length | |
1084 | * @initrd_start: pointer to a ulong variable, will hold final init ramdisk | |
1085 | * start address (after possible relocation) | |
1086 | * @initrd_end: pointer to a ulong variable, will hold final init ramdisk | |
1087 | * end address (after possible relocation) | |
1088 | * | |
1089 | * boot_ramdisk_high() takes a relocation hint from "initrd_high" environment | |
1090 | * variable and if requested ramdisk data is moved to a specified location. | |
1091 | * | |
1092 | * Initrd_start and initrd_end are set to final (after relocation) ramdisk | |
1093 | * start/end addresses if ramdisk image start and len were provided, | |
1094 | * otherwise set initrd_start and initrd_end set to zeros. | |
1095 | * | |
1096 | * returns: | |
1097 | * 0 - success | |
1098 | * -1 - failure | |
1099 | */ | |
1100 | int boot_ramdisk_high(struct lmb *lmb, ulong rd_data, ulong rd_len, | |
1101 | ulong *initrd_start, ulong *initrd_end) | |
1102 | { | |
1103 | char *s; | |
1104 | ulong initrd_high; | |
1105 | int initrd_copy_to_ram = 1; | |
1106 | ||
1107 | if ((s = getenv("initrd_high")) != NULL) { | |
1108 | /* a value of "no" or a similar string will act like 0, | |
1109 | * turning the "load high" feature off. This is intentional. | |
1110 | */ | |
1111 | initrd_high = simple_strtoul(s, NULL, 16); | |
1112 | if (initrd_high == ~0) | |
1113 | initrd_copy_to_ram = 0; | |
1114 | } else { | |
1115 | /* not set, no restrictions to load high */ | |
1116 | initrd_high = ~0; | |
1117 | } | |
1118 | ||
1119 | ||
1120 | #ifdef CONFIG_LOGBUFFER | |
1121 | /* Prevent initrd from overwriting logbuffer */ | |
1122 | lmb_reserve(lmb, logbuffer_base() - LOGBUFF_OVERHEAD, LOGBUFF_RESERVE); | |
1123 | #endif | |
1124 | ||
1125 | debug("## initrd_high = 0x%08lx, copy_to_ram = %d\n", | |
1126 | initrd_high, initrd_copy_to_ram); | |
1127 | ||
1128 | if (rd_data) { | |
1129 | if (!initrd_copy_to_ram) { /* zero-copy ramdisk support */ | |
1130 | debug(" in-place initrd\n"); | |
1131 | *initrd_start = rd_data; | |
1132 | *initrd_end = rd_data + rd_len; | |
1133 | lmb_reserve(lmb, rd_data, rd_len); | |
1134 | } else { | |
1135 | if (initrd_high) | |
1136 | *initrd_start = (ulong)lmb_alloc_base(lmb, | |
1137 | rd_len, 0x1000, initrd_high); | |
1138 | else | |
1139 | *initrd_start = (ulong)lmb_alloc(lmb, rd_len, | |
1140 | 0x1000); | |
1141 | ||
1142 | if (*initrd_start == 0) { | |
1143 | puts("ramdisk - allocation error\n"); | |
1144 | goto error; | |
1145 | } | |
1146 | bootstage_mark(BOOTSTAGE_ID_COPY_RAMDISK); | |
1147 | ||
1148 | *initrd_end = *initrd_start + rd_len; | |
1149 | printf(" Loading Ramdisk to %08lx, end %08lx ... ", | |
1150 | *initrd_start, *initrd_end); | |
1151 | ||
1152 | memmove_wd((void *)*initrd_start, | |
1153 | (void *)rd_data, rd_len, CHUNKSZ); | |
1154 | ||
1155 | #ifdef CONFIG_MP | |
1156 | /* | |
1157 | * Ensure the image is flushed to memory to handle | |
1158 | * AMP boot scenarios in which we might not be | |
1159 | * HW cache coherent | |
1160 | */ | |
1161 | flush_cache((unsigned long)*initrd_start, rd_len); | |
1162 | #endif | |
1163 | puts("OK\n"); | |
1164 | } | |
1165 | } else { | |
1166 | *initrd_start = 0; | |
1167 | *initrd_end = 0; | |
1168 | } | |
1169 | debug(" ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n", | |
1170 | *initrd_start, *initrd_end); | |
1171 | ||
1172 | return 0; | |
1173 | ||
1174 | error: | |
1175 | return -1; | |
1176 | } | |
1177 | #endif /* CONFIG_SYS_BOOT_RAMDISK_HIGH */ | |
1178 | ||
1179 | int boot_get_setup(bootm_headers_t *images, uint8_t arch, | |
1180 | ulong *setup_start, ulong *setup_len) | |
1181 | { | |
1182 | #if defined(CONFIG_FIT) | |
1183 | return boot_get_setup_fit(images, arch, setup_start, setup_len); | |
1184 | #else | |
1185 | return -ENOENT; | |
1186 | #endif | |
1187 | } | |
1188 | ||
1189 | #if defined(CONFIG_FIT) | |
1190 | int boot_get_loadable(int argc, char * const argv[], bootm_headers_t *images, | |
1191 | uint8_t arch, const ulong *ld_start, ulong * const ld_len) | |
1192 | { | |
1193 | /* | |
1194 | * These variables are used to hold the current image location | |
1195 | * in system memory. | |
1196 | */ | |
1197 | ulong tmp_img_addr; | |
1198 | /* | |
1199 | * These two variables are requirements for fit_image_load, but | |
1200 | * their values are not used | |
1201 | */ | |
1202 | ulong img_data, img_len; | |
1203 | void *buf; | |
1204 | int loadables_index; | |
1205 | int conf_noffset; | |
1206 | int fit_img_result; | |
1207 | char *uname; | |
1208 | ||
1209 | /* Check to see if the images struct has a FIT configuration */ | |
1210 | if (!genimg_has_config(images)) { | |
1211 | debug("## FIT configuration was not specified\n"); | |
1212 | return 0; | |
1213 | } | |
1214 | ||
1215 | /* | |
1216 | * Obtain the os FIT header from the images struct | |
1217 | * copy from dataflash if needed | |
1218 | */ | |
1219 | tmp_img_addr = map_to_sysmem(images->fit_hdr_os); | |
1220 | tmp_img_addr = genimg_get_image(tmp_img_addr); | |
1221 | buf = map_sysmem(tmp_img_addr, 0); | |
1222 | /* | |
1223 | * Check image type. For FIT images get FIT node | |
1224 | * and attempt to locate a generic binary. | |
1225 | */ | |
1226 | switch (genimg_get_format(buf)) { | |
1227 | case IMAGE_FORMAT_FIT: | |
1228 | conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg); | |
1229 | ||
1230 | for (loadables_index = 0; | |
1231 | fdt_get_string_index(buf, conf_noffset, | |
1232 | FIT_LOADABLE_PROP, | |
1233 | loadables_index, | |
1234 | (const char **)&uname) == 0; | |
1235 | loadables_index++) | |
1236 | { | |
1237 | fit_img_result = fit_image_load(images, | |
1238 | tmp_img_addr, | |
1239 | (const char **)&uname, | |
1240 | &(images->fit_uname_cfg), arch, | |
1241 | IH_TYPE_LOADABLE, | |
1242 | BOOTSTAGE_ID_FIT_LOADABLE_START, | |
1243 | FIT_LOAD_OPTIONAL_NON_ZERO, | |
1244 | &img_data, &img_len); | |
1245 | if (fit_img_result < 0) { | |
1246 | /* Something went wrong! */ | |
1247 | return fit_img_result; | |
1248 | } | |
1249 | } | |
1250 | break; | |
1251 | default: | |
1252 | printf("The given image format is not supported (corrupt?)\n"); | |
1253 | return 1; | |
1254 | } | |
1255 | ||
1256 | return 0; | |
1257 | } | |
1258 | #endif | |
1259 | ||
1260 | #ifdef CONFIG_SYS_BOOT_GET_CMDLINE | |
1261 | /** | |
1262 | * boot_get_cmdline - allocate and initialize kernel cmdline | |
1263 | * @lmb: pointer to lmb handle, will be used for memory mgmt | |
1264 | * @cmd_start: pointer to a ulong variable, will hold cmdline start | |
1265 | * @cmd_end: pointer to a ulong variable, will hold cmdline end | |
1266 | * | |
1267 | * boot_get_cmdline() allocates space for kernel command line below | |
1268 | * BOOTMAPSZ + getenv_bootm_low() address. If "bootargs" U-boot environemnt | |
1269 | * variable is present its contents is copied to allocated kernel | |
1270 | * command line. | |
1271 | * | |
1272 | * returns: | |
1273 | * 0 - success | |
1274 | * -1 - failure | |
1275 | */ | |
1276 | int boot_get_cmdline(struct lmb *lmb, ulong *cmd_start, ulong *cmd_end) | |
1277 | { | |
1278 | char *cmdline; | |
1279 | char *s; | |
1280 | ||
1281 | cmdline = (char *)(ulong)lmb_alloc_base(lmb, CONFIG_SYS_BARGSIZE, 0xf, | |
1282 | getenv_bootm_mapsize() + getenv_bootm_low()); | |
1283 | ||
1284 | if (cmdline == NULL) | |
1285 | return -1; | |
1286 | ||
1287 | if ((s = getenv("bootargs")) == NULL) | |
1288 | s = ""; | |
1289 | ||
1290 | strcpy(cmdline, s); | |
1291 | ||
1292 | *cmd_start = (ulong) & cmdline[0]; | |
1293 | *cmd_end = *cmd_start + strlen(cmdline); | |
1294 | ||
1295 | debug("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end); | |
1296 | ||
1297 | return 0; | |
1298 | } | |
1299 | #endif /* CONFIG_SYS_BOOT_GET_CMDLINE */ | |
1300 | ||
1301 | #ifdef CONFIG_SYS_BOOT_GET_KBD | |
1302 | /** | |
1303 | * boot_get_kbd - allocate and initialize kernel copy of board info | |
1304 | * @lmb: pointer to lmb handle, will be used for memory mgmt | |
1305 | * @kbd: double pointer to board info data | |
1306 | * | |
1307 | * boot_get_kbd() allocates space for kernel copy of board info data below | |
1308 | * BOOTMAPSZ + getenv_bootm_low() address and kernel board info is initialized | |
1309 | * with the current u-boot board info data. | |
1310 | * | |
1311 | * returns: | |
1312 | * 0 - success | |
1313 | * -1 - failure | |
1314 | */ | |
1315 | int boot_get_kbd(struct lmb *lmb, bd_t **kbd) | |
1316 | { | |
1317 | *kbd = (bd_t *)(ulong)lmb_alloc_base(lmb, sizeof(bd_t), 0xf, | |
1318 | getenv_bootm_mapsize() + getenv_bootm_low()); | |
1319 | if (*kbd == NULL) | |
1320 | return -1; | |
1321 | ||
1322 | **kbd = *(gd->bd); | |
1323 | ||
1324 | debug("## kernel board info at 0x%08lx\n", (ulong)*kbd); | |
1325 | ||
1326 | #if defined(DEBUG) && defined(CONFIG_CMD_BDI) | |
1327 | do_bdinfo(NULL, 0, 0, NULL); | |
1328 | #endif | |
1329 | ||
1330 | return 0; | |
1331 | } | |
1332 | #endif /* CONFIG_SYS_BOOT_GET_KBD */ | |
1333 | ||
1334 | #ifdef CONFIG_LMB | |
1335 | int image_setup_linux(bootm_headers_t *images) | |
1336 | { | |
1337 | ulong of_size = images->ft_len; | |
1338 | char **of_flat_tree = &images->ft_addr; | |
1339 | ulong *initrd_start = &images->initrd_start; | |
1340 | ulong *initrd_end = &images->initrd_end; | |
1341 | struct lmb *lmb = &images->lmb; | |
1342 | ulong rd_len; | |
1343 | int ret; | |
1344 | ||
1345 | if (IMAGE_ENABLE_OF_LIBFDT) | |
1346 | boot_fdt_add_mem_rsv_regions(lmb, *of_flat_tree); | |
1347 | ||
1348 | if (IMAGE_BOOT_GET_CMDLINE) { | |
1349 | ret = boot_get_cmdline(lmb, &images->cmdline_start, | |
1350 | &images->cmdline_end); | |
1351 | if (ret) { | |
1352 | puts("ERROR with allocation of cmdline\n"); | |
1353 | return ret; | |
1354 | } | |
1355 | } | |
1356 | if (IMAGE_ENABLE_RAMDISK_HIGH) { | |
1357 | rd_len = images->rd_end - images->rd_start; | |
1358 | ret = boot_ramdisk_high(lmb, images->rd_start, rd_len, | |
1359 | initrd_start, initrd_end); | |
1360 | if (ret) | |
1361 | return ret; | |
1362 | } | |
1363 | ||
1364 | if (IMAGE_ENABLE_OF_LIBFDT) { | |
1365 | ret = boot_relocate_fdt(lmb, of_flat_tree, &of_size); | |
1366 | if (ret) | |
1367 | return ret; | |
1368 | } | |
1369 | ||
1370 | if (IMAGE_ENABLE_OF_LIBFDT && of_size) { | |
1371 | ret = image_setup_libfdt(images, *of_flat_tree, of_size, lmb); | |
1372 | if (ret) | |
1373 | return ret; | |
1374 | } | |
1375 | ||
1376 | return 0; | |
1377 | } | |
1378 | #endif /* CONFIG_LMB */ | |
1379 | #endif /* !USE_HOSTCC */ |