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