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 { IH_TYPE_LPC32XXIMAGE, "lpc32xximage", "LPC32XX Boot Image", }, 153 { -1, "", "", }, 154 }; 155 156 static const table_entry_t uimage_comp[] = { 157 { IH_COMP_NONE, "none", "uncompressed", }, 158 { IH_COMP_BZIP2, "bzip2", "bzip2 compressed", }, 159 { IH_COMP_GZIP, "gzip", "gzip compressed", }, 160 { IH_COMP_LZMA, "lzma", "lzma compressed", }, 161 { IH_COMP_LZO, "lzo", "lzo compressed", }, 162 { -1, "", "", }, 163 }; 164 165 /*****************************************************************************/ 166 /* Legacy format routines */ 167 /*****************************************************************************/ 168 int image_check_hcrc(const image_header_t *hdr) 169 { 170 ulong hcrc; 171 ulong len = image_get_header_size(); 172 image_header_t header; 173 174 /* Copy header so we can blank CRC field for re-calculation */ 175 memmove(&header, (char *)hdr, image_get_header_size()); 176 image_set_hcrc(&header, 0); 177 178 hcrc = crc32(0, (unsigned char *)&header, len); 179 180 return (hcrc == image_get_hcrc(hdr)); 181 } 182 183 int image_check_dcrc(const image_header_t *hdr) 184 { 185 ulong data = image_get_data(hdr); 186 ulong len = image_get_data_size(hdr); 187 ulong dcrc = crc32_wd(0, (unsigned char *)data, len, CHUNKSZ_CRC32); 188 189 return (dcrc == image_get_dcrc(hdr)); 190 } 191 192 /** 193 * image_multi_count - get component (sub-image) count 194 * @hdr: pointer to the header of the multi component image 195 * 196 * image_multi_count() returns number of components in a multi 197 * component image. 198 * 199 * Note: no checking of the image type is done, caller must pass 200 * a valid multi component image. 201 * 202 * returns: 203 * number of components 204 */ 205 ulong image_multi_count(const image_header_t *hdr) 206 { 207 ulong i, count = 0; 208 uint32_t *size; 209 210 /* get start of the image payload, which in case of multi 211 * component images that points to a table of component sizes */ 212 size = (uint32_t *)image_get_data(hdr); 213 214 /* count non empty slots */ 215 for (i = 0; size[i]; ++i) 216 count++; 217 218 return count; 219 } 220 221 /** 222 * image_multi_getimg - get component data address and size 223 * @hdr: pointer to the header of the multi component image 224 * @idx: index of the requested component 225 * @data: pointer to a ulong variable, will hold component data address 226 * @len: pointer to a ulong variable, will hold component size 227 * 228 * image_multi_getimg() returns size and data address for the requested 229 * component in a multi component image. 230 * 231 * Note: no checking of the image type is done, caller must pass 232 * a valid multi component image. 233 * 234 * returns: 235 * data address and size of the component, if idx is valid 236 * 0 in data and len, if idx is out of range 237 */ 238 void image_multi_getimg(const image_header_t *hdr, ulong idx, 239 ulong *data, ulong *len) 240 { 241 int i; 242 uint32_t *size; 243 ulong offset, count, img_data; 244 245 /* get number of component */ 246 count = image_multi_count(hdr); 247 248 /* get start of the image payload, which in case of multi 249 * component images that points to a table of component sizes */ 250 size = (uint32_t *)image_get_data(hdr); 251 252 /* get address of the proper component data start, which means 253 * skipping sizes table (add 1 for last, null entry) */ 254 img_data = image_get_data(hdr) + (count + 1) * sizeof(uint32_t); 255 256 if (idx < count) { 257 *len = uimage_to_cpu(size[idx]); 258 offset = 0; 259 260 /* go over all indices preceding requested component idx */ 261 for (i = 0; i < idx; i++) { 262 /* add up i-th component size, rounding up to 4 bytes */ 263 offset += (uimage_to_cpu(size[i]) + 3) & ~3 ; 264 } 265 266 /* calculate idx-th component data address */ 267 *data = img_data + offset; 268 } else { 269 *len = 0; 270 *data = 0; 271 } 272 } 273 274 static void image_print_type(const image_header_t *hdr) 275 { 276 const char *os, *arch, *type, *comp; 277 278 os = genimg_get_os_name(image_get_os(hdr)); 279 arch = genimg_get_arch_name(image_get_arch(hdr)); 280 type = genimg_get_type_name(image_get_type(hdr)); 281 comp = genimg_get_comp_name(image_get_comp(hdr)); 282 283 printf("%s %s %s (%s)\n", arch, os, type, comp); 284 } 285 286 /** 287 * image_print_contents - prints out the contents of the legacy format image 288 * @ptr: pointer to the legacy format image header 289 * @p: pointer to prefix string 290 * 291 * image_print_contents() formats a multi line legacy image contents description. 292 * The routine prints out all header fields followed by the size/offset data 293 * for MULTI/SCRIPT images. 294 * 295 * returns: 296 * no returned results 297 */ 298 void image_print_contents(const void *ptr) 299 { 300 const image_header_t *hdr = (const image_header_t *)ptr; 301 const char *p; 302 303 p = IMAGE_INDENT_STRING; 304 printf("%sImage Name: %.*s\n", p, IH_NMLEN, image_get_name(hdr)); 305 if (IMAGE_ENABLE_TIMESTAMP) { 306 printf("%sCreated: ", p); 307 genimg_print_time((time_t)image_get_time(hdr)); 308 } 309 printf("%sImage Type: ", p); 310 image_print_type(hdr); 311 printf("%sData Size: ", p); 312 genimg_print_size(image_get_data_size(hdr)); 313 printf("%sLoad Address: %08x\n", p, image_get_load(hdr)); 314 printf("%sEntry Point: %08x\n", p, image_get_ep(hdr)); 315 316 if (image_check_type(hdr, IH_TYPE_MULTI) || 317 image_check_type(hdr, IH_TYPE_SCRIPT)) { 318 int i; 319 ulong data, len; 320 ulong count = image_multi_count(hdr); 321 322 printf("%sContents:\n", p); 323 for (i = 0; i < count; i++) { 324 image_multi_getimg(hdr, i, &data, &len); 325 326 printf("%s Image %d: ", p, i); 327 genimg_print_size(len); 328 329 if (image_check_type(hdr, IH_TYPE_SCRIPT) && i > 0) { 330 /* 331 * the user may need to know offsets 332 * if planning to do something with 333 * multiple files 334 */ 335 printf("%s Offset = 0x%08lx\n", p, data); 336 } 337 } 338 } 339 } 340 341 342 #ifndef USE_HOSTCC 343 #if defined(CONFIG_IMAGE_FORMAT_LEGACY) 344 /** 345 * image_get_ramdisk - get and verify ramdisk image 346 * @rd_addr: ramdisk image start address 347 * @arch: expected ramdisk architecture 348 * @verify: checksum verification flag 349 * 350 * image_get_ramdisk() returns a pointer to the verified ramdisk image 351 * header. Routine receives image start address and expected architecture 352 * flag. Verification done covers data and header integrity and os/type/arch 353 * fields checking. 354 * 355 * If dataflash support is enabled routine checks for dataflash addresses 356 * and handles required dataflash reads. 357 * 358 * returns: 359 * pointer to a ramdisk image header, if image was found and valid 360 * otherwise, return NULL 361 */ 362 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch, 363 int verify) 364 { 365 const image_header_t *rd_hdr = (const image_header_t *)rd_addr; 366 367 if (!image_check_magic(rd_hdr)) { 368 puts("Bad Magic Number\n"); 369 bootstage_error(BOOTSTAGE_ID_RD_MAGIC); 370 return NULL; 371 } 372 373 if (!image_check_hcrc(rd_hdr)) { 374 puts("Bad Header Checksum\n"); 375 bootstage_error(BOOTSTAGE_ID_RD_HDR_CHECKSUM); 376 return NULL; 377 } 378 379 bootstage_mark(BOOTSTAGE_ID_RD_MAGIC); 380 image_print_contents(rd_hdr); 381 382 if (verify) { 383 puts(" Verifying Checksum ... "); 384 if (!image_check_dcrc(rd_hdr)) { 385 puts("Bad Data CRC\n"); 386 bootstage_error(BOOTSTAGE_ID_RD_CHECKSUM); 387 return NULL; 388 } 389 puts("OK\n"); 390 } 391 392 bootstage_mark(BOOTSTAGE_ID_RD_HDR_CHECKSUM); 393 394 if (!image_check_os(rd_hdr, IH_OS_LINUX) || 395 !image_check_arch(rd_hdr, arch) || 396 !image_check_type(rd_hdr, IH_TYPE_RAMDISK)) { 397 printf("No Linux %s Ramdisk Image\n", 398 genimg_get_arch_name(arch)); 399 bootstage_error(BOOTSTAGE_ID_RAMDISK); 400 return NULL; 401 } 402 403 return rd_hdr; 404 } 405 #endif 406 #endif /* !USE_HOSTCC */ 407 408 /*****************************************************************************/ 409 /* Shared dual-format routines */ 410 /*****************************************************************************/ 411 #ifndef USE_HOSTCC 412 ulong load_addr = CONFIG_SYS_LOAD_ADDR; /* Default Load Address */ 413 ulong save_addr; /* Default Save Address */ 414 ulong save_size; /* Default Save Size (in bytes) */ 415 416 static int on_loadaddr(const char *name, const char *value, enum env_op op, 417 int flags) 418 { 419 switch (op) { 420 case env_op_create: 421 case env_op_overwrite: 422 load_addr = simple_strtoul(value, NULL, 16); 423 break; 424 default: 425 break; 426 } 427 428 return 0; 429 } 430 U_BOOT_ENV_CALLBACK(loadaddr, on_loadaddr); 431 432 ulong getenv_bootm_low(void) 433 { 434 char *s = getenv("bootm_low"); 435 if (s) { 436 ulong tmp = simple_strtoul(s, NULL, 16); 437 return tmp; 438 } 439 440 #if defined(CONFIG_SYS_SDRAM_BASE) 441 return CONFIG_SYS_SDRAM_BASE; 442 #elif defined(CONFIG_ARM) 443 return gd->bd->bi_dram[0].start; 444 #else 445 return 0; 446 #endif 447 } 448 449 phys_size_t getenv_bootm_size(void) 450 { 451 phys_size_t tmp; 452 char *s = getenv("bootm_size"); 453 if (s) { 454 tmp = (phys_size_t)simple_strtoull(s, NULL, 16); 455 return tmp; 456 } 457 s = getenv("bootm_low"); 458 if (s) 459 tmp = (phys_size_t)simple_strtoull(s, NULL, 16); 460 else 461 tmp = 0; 462 463 464 #if defined(CONFIG_ARM) 465 return gd->bd->bi_dram[0].size - tmp; 466 #else 467 return gd->bd->bi_memsize - tmp; 468 #endif 469 } 470 471 phys_size_t getenv_bootm_mapsize(void) 472 { 473 phys_size_t tmp; 474 char *s = getenv("bootm_mapsize"); 475 if (s) { 476 tmp = (phys_size_t)simple_strtoull(s, NULL, 16); 477 return tmp; 478 } 479 480 #if defined(CONFIG_SYS_BOOTMAPSZ) 481 return CONFIG_SYS_BOOTMAPSZ; 482 #else 483 return getenv_bootm_size(); 484 #endif 485 } 486 487 void memmove_wd(void *to, void *from, size_t len, ulong chunksz) 488 { 489 if (to == from) 490 return; 491 492 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG) 493 if (to > from) { 494 from += len; 495 to += len; 496 } 497 while (len > 0) { 498 size_t tail = (len > chunksz) ? chunksz : len; 499 WATCHDOG_RESET(); 500 if (to > from) { 501 to -= tail; 502 from -= tail; 503 } 504 memmove(to, from, tail); 505 if (to < from) { 506 to += tail; 507 from += tail; 508 } 509 len -= tail; 510 } 511 #else /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */ 512 memmove(to, from, len); 513 #endif /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */ 514 } 515 #endif /* !USE_HOSTCC */ 516 517 void genimg_print_size(uint32_t size) 518 { 519 #ifndef USE_HOSTCC 520 printf("%d Bytes = ", size); 521 print_size(size, "\n"); 522 #else 523 printf("%d Bytes = %.2f kB = %.2f MB\n", 524 size, (double)size / 1.024e3, 525 (double)size / 1.048576e6); 526 #endif 527 } 528 529 #if IMAGE_ENABLE_TIMESTAMP 530 void genimg_print_time(time_t timestamp) 531 { 532 #ifndef USE_HOSTCC 533 struct rtc_time tm; 534 535 to_tm(timestamp, &tm); 536 printf("%4d-%02d-%02d %2d:%02d:%02d UTC\n", 537 tm.tm_year, tm.tm_mon, tm.tm_mday, 538 tm.tm_hour, tm.tm_min, tm.tm_sec); 539 #else 540 printf("%s", ctime(×tamp)); 541 #endif 542 } 543 #endif 544 545 /** 546 * get_table_entry_name - translate entry id to long name 547 * @table: pointer to a translation table for entries of a specific type 548 * @msg: message to be returned when translation fails 549 * @id: entry id to be translated 550 * 551 * get_table_entry_name() will go over translation table trying to find 552 * entry that matches given id. If matching entry is found, its long 553 * name is returned to the caller. 554 * 555 * returns: 556 * long entry name if translation succeeds 557 * msg otherwise 558 */ 559 char *get_table_entry_name(const table_entry_t *table, char *msg, int id) 560 { 561 for (; table->id >= 0; ++table) { 562 if (table->id == id) 563 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC) 564 return table->lname; 565 #else 566 return table->lname + gd->reloc_off; 567 #endif 568 } 569 return (msg); 570 } 571 572 const char *genimg_get_os_name(uint8_t os) 573 { 574 return (get_table_entry_name(uimage_os, "Unknown OS", os)); 575 } 576 577 const char *genimg_get_arch_name(uint8_t arch) 578 { 579 return (get_table_entry_name(uimage_arch, "Unknown Architecture", 580 arch)); 581 } 582 583 const char *genimg_get_type_name(uint8_t type) 584 { 585 return (get_table_entry_name(uimage_type, "Unknown Image", type)); 586 } 587 588 const char *genimg_get_comp_name(uint8_t comp) 589 { 590 return (get_table_entry_name(uimage_comp, "Unknown Compression", 591 comp)); 592 } 593 594 /** 595 * get_table_entry_id - translate short entry name to id 596 * @table: pointer to a translation table for entries of a specific type 597 * @table_name: to be used in case of error 598 * @name: entry short name to be translated 599 * 600 * get_table_entry_id() will go over translation table trying to find 601 * entry that matches given short name. If matching entry is found, 602 * its id returned to the caller. 603 * 604 * returns: 605 * entry id if translation succeeds 606 * -1 otherwise 607 */ 608 int get_table_entry_id(const table_entry_t *table, 609 const char *table_name, const char *name) 610 { 611 const table_entry_t *t; 612 #ifdef USE_HOSTCC 613 int first = 1; 614 615 for (t = table; t->id >= 0; ++t) { 616 if (t->sname && strcasecmp(t->sname, name) == 0) 617 return(t->id); 618 } 619 620 fprintf(stderr, "\nInvalid %s Type - valid names are", table_name); 621 for (t = table; t->id >= 0; ++t) { 622 if (t->sname == NULL) 623 continue; 624 fprintf(stderr, "%c %s", (first) ? ':' : ',', t->sname); 625 first = 0; 626 } 627 fprintf(stderr, "\n"); 628 #else 629 for (t = table; t->id >= 0; ++t) { 630 #ifdef CONFIG_NEEDS_MANUAL_RELOC 631 if (t->sname && strcmp(t->sname + gd->reloc_off, name) == 0) 632 #else 633 if (t->sname && strcmp(t->sname, name) == 0) 634 #endif 635 return (t->id); 636 } 637 debug("Invalid %s Type: %s\n", table_name, name); 638 #endif /* USE_HOSTCC */ 639 return (-1); 640 } 641 642 int genimg_get_os_id(const char *name) 643 { 644 return (get_table_entry_id(uimage_os, "OS", name)); 645 } 646 647 int genimg_get_arch_id(const char *name) 648 { 649 return (get_table_entry_id(uimage_arch, "CPU", name)); 650 } 651 652 int genimg_get_type_id(const char *name) 653 { 654 return (get_table_entry_id(uimage_type, "Image", name)); 655 } 656 657 int genimg_get_comp_id(const char *name) 658 { 659 return (get_table_entry_id(uimage_comp, "Compression", name)); 660 } 661 662 #ifndef USE_HOSTCC 663 /** 664 * genimg_get_kernel_addr_fit - get the real kernel address and return 2 665 * FIT strings 666 * @img_addr: a string might contain real image address 667 * @fit_uname_config: double pointer to a char, will hold pointer to a 668 * configuration unit name 669 * @fit_uname_kernel: double pointer to a char, will hold pointer to a subimage 670 * name 671 * 672 * genimg_get_kernel_addr_fit get the real kernel start address from a string 673 * which is normally the first argv of bootm/bootz 674 * 675 * returns: 676 * kernel start address 677 */ 678 ulong genimg_get_kernel_addr_fit(char * const img_addr, 679 const char **fit_uname_config, 680 const char **fit_uname_kernel) 681 { 682 ulong kernel_addr; 683 684 /* find out kernel image address */ 685 if (!img_addr) { 686 kernel_addr = load_addr; 687 debug("* kernel: default image load address = 0x%08lx\n", 688 load_addr); 689 #if defined(CONFIG_FIT) 690 } else if (fit_parse_conf(img_addr, load_addr, &kernel_addr, 691 fit_uname_config)) { 692 debug("* kernel: config '%s' from image at 0x%08lx\n", 693 *fit_uname_config, kernel_addr); 694 } else if (fit_parse_subimage(img_addr, load_addr, &kernel_addr, 695 fit_uname_kernel)) { 696 debug("* kernel: subimage '%s' from image at 0x%08lx\n", 697 *fit_uname_kernel, kernel_addr); 698 #endif 699 } else { 700 kernel_addr = simple_strtoul(img_addr, NULL, 16); 701 debug("* kernel: cmdline image address = 0x%08lx\n", 702 kernel_addr); 703 } 704 705 return kernel_addr; 706 } 707 708 /** 709 * genimg_get_kernel_addr() is the simple version of 710 * genimg_get_kernel_addr_fit(). It ignores those return FIT strings 711 */ 712 ulong genimg_get_kernel_addr(char * const img_addr) 713 { 714 const char *fit_uname_config = NULL; 715 const char *fit_uname_kernel = NULL; 716 717 return genimg_get_kernel_addr_fit(img_addr, &fit_uname_config, 718 &fit_uname_kernel); 719 } 720 721 /** 722 * genimg_get_format - get image format type 723 * @img_addr: image start address 724 * 725 * genimg_get_format() checks whether provided address points to a valid 726 * legacy or FIT image. 727 * 728 * New uImage format and FDT blob are based on a libfdt. FDT blob 729 * may be passed directly or embedded in a FIT image. In both situations 730 * genimg_get_format() must be able to dectect libfdt header. 731 * 732 * returns: 733 * image format type or IMAGE_FORMAT_INVALID if no image is present 734 */ 735 int genimg_get_format(const void *img_addr) 736 { 737 #if defined(CONFIG_IMAGE_FORMAT_LEGACY) 738 const image_header_t *hdr; 739 740 hdr = (const image_header_t *)img_addr; 741 if (image_check_magic(hdr)) 742 return IMAGE_FORMAT_LEGACY; 743 #endif 744 #if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT) 745 if (fdt_check_header(img_addr) == 0) 746 return IMAGE_FORMAT_FIT; 747 #endif 748 #ifdef CONFIG_ANDROID_BOOT_IMAGE 749 if (android_image_check_header(img_addr) == 0) 750 return IMAGE_FORMAT_ANDROID; 751 #endif 752 753 return IMAGE_FORMAT_INVALID; 754 } 755 756 /** 757 * genimg_get_image - get image from special storage (if necessary) 758 * @img_addr: image start address 759 * 760 * genimg_get_image() checks if provided image start address is located 761 * in a dataflash storage. If so, image is moved to a system RAM memory. 762 * 763 * returns: 764 * image start address after possible relocation from special storage 765 */ 766 ulong genimg_get_image(ulong img_addr) 767 { 768 ulong ram_addr = img_addr; 769 770 #ifdef CONFIG_HAS_DATAFLASH 771 ulong h_size, d_size; 772 773 if (addr_dataflash(img_addr)) { 774 void *buf; 775 776 /* ger RAM address */ 777 ram_addr = CONFIG_SYS_LOAD_ADDR; 778 779 /* get header size */ 780 h_size = image_get_header_size(); 781 #if defined(CONFIG_FIT) 782 if (sizeof(struct fdt_header) > h_size) 783 h_size = sizeof(struct fdt_header); 784 #endif 785 786 /* read in header */ 787 debug(" Reading image header from dataflash address " 788 "%08lx to RAM address %08lx\n", img_addr, ram_addr); 789 790 buf = map_sysmem(ram_addr, 0); 791 read_dataflash(img_addr, h_size, buf); 792 793 /* get data size */ 794 switch (genimg_get_format(buf)) { 795 #if defined(CONFIG_IMAGE_FORMAT_LEGACY) 796 case IMAGE_FORMAT_LEGACY: 797 d_size = image_get_data_size(buf); 798 debug(" Legacy format image found at 0x%08lx, " 799 "size 0x%08lx\n", 800 ram_addr, d_size); 801 break; 802 #endif 803 #if defined(CONFIG_FIT) 804 case IMAGE_FORMAT_FIT: 805 d_size = fit_get_size(buf) - h_size; 806 debug(" FIT/FDT format image found at 0x%08lx, " 807 "size 0x%08lx\n", 808 ram_addr, d_size); 809 break; 810 #endif 811 default: 812 printf(" No valid image found at 0x%08lx\n", 813 img_addr); 814 return ram_addr; 815 } 816 817 /* read in image data */ 818 debug(" Reading image remaining data from dataflash address " 819 "%08lx to RAM address %08lx\n", img_addr + h_size, 820 ram_addr + h_size); 821 822 read_dataflash(img_addr + h_size, d_size, 823 (char *)(buf + h_size)); 824 825 } 826 #endif /* CONFIG_HAS_DATAFLASH */ 827 828 return ram_addr; 829 } 830 831 /** 832 * fit_has_config - check if there is a valid FIT configuration 833 * @images: pointer to the bootm command headers structure 834 * 835 * fit_has_config() checks if there is a FIT configuration in use 836 * (if FTI support is present). 837 * 838 * returns: 839 * 0, no FIT support or no configuration found 840 * 1, configuration found 841 */ 842 int genimg_has_config(bootm_headers_t *images) 843 { 844 #if defined(CONFIG_FIT) 845 if (images->fit_uname_cfg) 846 return 1; 847 #endif 848 return 0; 849 } 850 851 /** 852 * boot_get_ramdisk - main ramdisk handling routine 853 * @argc: command argument count 854 * @argv: command argument list 855 * @images: pointer to the bootm images structure 856 * @arch: expected ramdisk architecture 857 * @rd_start: pointer to a ulong variable, will hold ramdisk start address 858 * @rd_end: pointer to a ulong variable, will hold ramdisk end 859 * 860 * boot_get_ramdisk() is responsible for finding a valid ramdisk image. 861 * Curently supported are the following ramdisk sources: 862 * - multicomponent kernel/ramdisk image, 863 * - commandline provided address of decicated ramdisk image. 864 * 865 * returns: 866 * 0, if ramdisk image was found and valid, or skiped 867 * rd_start and rd_end are set to ramdisk start/end addresses if 868 * ramdisk image is found and valid 869 * 870 * 1, if ramdisk image is found but corrupted, or invalid 871 * rd_start and rd_end are set to 0 if no ramdisk exists 872 */ 873 int boot_get_ramdisk(int argc, char * const argv[], bootm_headers_t *images, 874 uint8_t arch, ulong *rd_start, ulong *rd_end) 875 { 876 ulong rd_addr, rd_load; 877 ulong rd_data, rd_len; 878 #if defined(CONFIG_IMAGE_FORMAT_LEGACY) 879 const image_header_t *rd_hdr; 880 #endif 881 void *buf; 882 #ifdef CONFIG_SUPPORT_RAW_INITRD 883 char *end; 884 #endif 885 #if defined(CONFIG_FIT) 886 const char *fit_uname_config = images->fit_uname_cfg; 887 const char *fit_uname_ramdisk = NULL; 888 ulong default_addr; 889 int rd_noffset; 890 #endif 891 const char *select = NULL; 892 893 *rd_start = 0; 894 *rd_end = 0; 895 896 if (argc >= 2) 897 select = argv[1]; 898 /* 899 * Look for a '-' which indicates to ignore the 900 * ramdisk argument 901 */ 902 if (select && strcmp(select, "-") == 0) { 903 debug("## Skipping init Ramdisk\n"); 904 rd_len = rd_data = 0; 905 } else if (select || genimg_has_config(images)) { 906 #if defined(CONFIG_FIT) 907 if (select) { 908 /* 909 * If the init ramdisk comes from the FIT image and 910 * the FIT image address is omitted in the command 911 * line argument, try to use os FIT image address or 912 * default load address. 913 */ 914 if (images->fit_uname_os) 915 default_addr = (ulong)images->fit_hdr_os; 916 else 917 default_addr = load_addr; 918 919 if (fit_parse_conf(select, default_addr, 920 &rd_addr, &fit_uname_config)) { 921 debug("* ramdisk: config '%s' from image at " 922 "0x%08lx\n", 923 fit_uname_config, rd_addr); 924 } else if (fit_parse_subimage(select, default_addr, 925 &rd_addr, &fit_uname_ramdisk)) { 926 debug("* ramdisk: subimage '%s' from image at " 927 "0x%08lx\n", 928 fit_uname_ramdisk, rd_addr); 929 } else 930 #endif 931 { 932 rd_addr = simple_strtoul(select, NULL, 16); 933 debug("* ramdisk: cmdline image address = " 934 "0x%08lx\n", 935 rd_addr); 936 } 937 #if defined(CONFIG_FIT) 938 } else { 939 /* use FIT configuration provided in first bootm 940 * command argument. If the property is not defined, 941 * quit silently. 942 */ 943 rd_addr = map_to_sysmem(images->fit_hdr_os); 944 rd_noffset = fit_get_node_from_config(images, 945 FIT_RAMDISK_PROP, rd_addr); 946 if (rd_noffset == -ENOLINK) 947 return 0; 948 else if (rd_noffset < 0) 949 return 1; 950 } 951 #endif 952 953 /* copy from dataflash if needed */ 954 rd_addr = genimg_get_image(rd_addr); 955 956 /* 957 * Check if there is an initrd image at the 958 * address provided in the second bootm argument 959 * check image type, for FIT images get FIT node. 960 */ 961 buf = map_sysmem(rd_addr, 0); 962 switch (genimg_get_format(buf)) { 963 #if defined(CONFIG_IMAGE_FORMAT_LEGACY) 964 case IMAGE_FORMAT_LEGACY: 965 printf("## Loading init Ramdisk from Legacy " 966 "Image at %08lx ...\n", rd_addr); 967 968 bootstage_mark(BOOTSTAGE_ID_CHECK_RAMDISK); 969 rd_hdr = image_get_ramdisk(rd_addr, arch, 970 images->verify); 971 972 if (rd_hdr == NULL) 973 return 1; 974 975 rd_data = image_get_data(rd_hdr); 976 rd_len = image_get_data_size(rd_hdr); 977 rd_load = image_get_load(rd_hdr); 978 break; 979 #endif 980 #if defined(CONFIG_FIT) 981 case IMAGE_FORMAT_FIT: 982 rd_noffset = fit_image_load(images, 983 rd_addr, &fit_uname_ramdisk, 984 &fit_uname_config, arch, 985 IH_TYPE_RAMDISK, 986 BOOTSTAGE_ID_FIT_RD_START, 987 FIT_LOAD_OPTIONAL_NON_ZERO, 988 &rd_data, &rd_len); 989 if (rd_noffset < 0) 990 return 1; 991 992 images->fit_hdr_rd = map_sysmem(rd_addr, 0); 993 images->fit_uname_rd = fit_uname_ramdisk; 994 images->fit_noffset_rd = rd_noffset; 995 break; 996 #endif 997 default: 998 #ifdef CONFIG_SUPPORT_RAW_INITRD 999 end = NULL; 1000 if (select) 1001 end = strchr(select, ':'); 1002 if (end) { 1003 rd_len = simple_strtoul(++end, NULL, 16); 1004 rd_data = rd_addr; 1005 } else 1006 #endif 1007 { 1008 puts("Wrong Ramdisk Image Format\n"); 1009 rd_data = rd_len = rd_load = 0; 1010 return 1; 1011 } 1012 } 1013 } else if (images->legacy_hdr_valid && 1014 image_check_type(&images->legacy_hdr_os_copy, 1015 IH_TYPE_MULTI)) { 1016 1017 /* 1018 * Now check if we have a legacy mult-component image, 1019 * get second entry data start address and len. 1020 */ 1021 bootstage_mark(BOOTSTAGE_ID_RAMDISK); 1022 printf("## Loading init Ramdisk from multi component " 1023 "Legacy Image at %08lx ...\n", 1024 (ulong)images->legacy_hdr_os); 1025 1026 image_multi_getimg(images->legacy_hdr_os, 1, &rd_data, &rd_len); 1027 } 1028 #ifdef CONFIG_ANDROID_BOOT_IMAGE 1029 else if ((genimg_get_format((void *)images->os.start) 1030 == IMAGE_FORMAT_ANDROID) && 1031 (!android_image_get_ramdisk((void *)images->os.start, 1032 &rd_data, &rd_len))) { 1033 /* empty */ 1034 } 1035 #endif 1036 else { 1037 /* 1038 * no initrd image 1039 */ 1040 bootstage_mark(BOOTSTAGE_ID_NO_RAMDISK); 1041 rd_len = rd_data = 0; 1042 } 1043 1044 if (!rd_data) { 1045 debug("## No init Ramdisk\n"); 1046 } else { 1047 *rd_start = rd_data; 1048 *rd_end = rd_data + rd_len; 1049 } 1050 debug(" ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n", 1051 *rd_start, *rd_end); 1052 1053 return 0; 1054 } 1055 1056 #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH 1057 /** 1058 * boot_ramdisk_high - relocate init ramdisk 1059 * @lmb: pointer to lmb handle, will be used for memory mgmt 1060 * @rd_data: ramdisk data start address 1061 * @rd_len: ramdisk data length 1062 * @initrd_start: pointer to a ulong variable, will hold final init ramdisk 1063 * start address (after possible relocation) 1064 * @initrd_end: pointer to a ulong variable, will hold final init ramdisk 1065 * end address (after possible relocation) 1066 * 1067 * boot_ramdisk_high() takes a relocation hint from "initrd_high" environment 1068 * variable and if requested ramdisk data is moved to a specified location. 1069 * 1070 * Initrd_start and initrd_end are set to final (after relocation) ramdisk 1071 * start/end addresses if ramdisk image start and len were provided, 1072 * otherwise set initrd_start and initrd_end set to zeros. 1073 * 1074 * returns: 1075 * 0 - success 1076 * -1 - failure 1077 */ 1078 int boot_ramdisk_high(struct lmb *lmb, ulong rd_data, ulong rd_len, 1079 ulong *initrd_start, ulong *initrd_end) 1080 { 1081 char *s; 1082 ulong initrd_high; 1083 int initrd_copy_to_ram = 1; 1084 1085 if ((s = getenv("initrd_high")) != NULL) { 1086 /* a value of "no" or a similar string will act like 0, 1087 * turning the "load high" feature off. This is intentional. 1088 */ 1089 initrd_high = simple_strtoul(s, NULL, 16); 1090 if (initrd_high == ~0) 1091 initrd_copy_to_ram = 0; 1092 } else { 1093 /* not set, no restrictions to load high */ 1094 initrd_high = ~0; 1095 } 1096 1097 1098 #ifdef CONFIG_LOGBUFFER 1099 /* Prevent initrd from overwriting logbuffer */ 1100 lmb_reserve(lmb, logbuffer_base() - LOGBUFF_OVERHEAD, LOGBUFF_RESERVE); 1101 #endif 1102 1103 debug("## initrd_high = 0x%08lx, copy_to_ram = %d\n", 1104 initrd_high, initrd_copy_to_ram); 1105 1106 if (rd_data) { 1107 if (!initrd_copy_to_ram) { /* zero-copy ramdisk support */ 1108 debug(" in-place initrd\n"); 1109 *initrd_start = rd_data; 1110 *initrd_end = rd_data + rd_len; 1111 lmb_reserve(lmb, rd_data, rd_len); 1112 } else { 1113 if (initrd_high) 1114 *initrd_start = (ulong)lmb_alloc_base(lmb, 1115 rd_len, 0x1000, initrd_high); 1116 else 1117 *initrd_start = (ulong)lmb_alloc(lmb, rd_len, 1118 0x1000); 1119 1120 if (*initrd_start == 0) { 1121 puts("ramdisk - allocation error\n"); 1122 goto error; 1123 } 1124 bootstage_mark(BOOTSTAGE_ID_COPY_RAMDISK); 1125 1126 *initrd_end = *initrd_start + rd_len; 1127 printf(" Loading Ramdisk to %08lx, end %08lx ... ", 1128 *initrd_start, *initrd_end); 1129 1130 memmove_wd((void *)*initrd_start, 1131 (void *)rd_data, rd_len, CHUNKSZ); 1132 1133 #ifdef CONFIG_MP 1134 /* 1135 * Ensure the image is flushed to memory to handle 1136 * AMP boot scenarios in which we might not be 1137 * HW cache coherent 1138 */ 1139 flush_cache((unsigned long)*initrd_start, rd_len); 1140 #endif 1141 puts("OK\n"); 1142 } 1143 } else { 1144 *initrd_start = 0; 1145 *initrd_end = 0; 1146 } 1147 debug(" ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n", 1148 *initrd_start, *initrd_end); 1149 1150 return 0; 1151 1152 error: 1153 return -1; 1154 } 1155 #endif /* CONFIG_SYS_BOOT_RAMDISK_HIGH */ 1156 1157 int boot_get_setup(bootm_headers_t *images, uint8_t arch, 1158 ulong *setup_start, ulong *setup_len) 1159 { 1160 #if defined(CONFIG_FIT) 1161 return boot_get_setup_fit(images, arch, setup_start, setup_len); 1162 #else 1163 return -ENOENT; 1164 #endif 1165 } 1166 1167 #ifdef CONFIG_SYS_BOOT_GET_CMDLINE 1168 /** 1169 * boot_get_cmdline - allocate and initialize kernel cmdline 1170 * @lmb: pointer to lmb handle, will be used for memory mgmt 1171 * @cmd_start: pointer to a ulong variable, will hold cmdline start 1172 * @cmd_end: pointer to a ulong variable, will hold cmdline end 1173 * 1174 * boot_get_cmdline() allocates space for kernel command line below 1175 * BOOTMAPSZ + getenv_bootm_low() address. If "bootargs" U-boot environemnt 1176 * variable is present its contents is copied to allocated kernel 1177 * command line. 1178 * 1179 * returns: 1180 * 0 - success 1181 * -1 - failure 1182 */ 1183 int boot_get_cmdline(struct lmb *lmb, ulong *cmd_start, ulong *cmd_end) 1184 { 1185 char *cmdline; 1186 char *s; 1187 1188 cmdline = (char *)(ulong)lmb_alloc_base(lmb, CONFIG_SYS_BARGSIZE, 0xf, 1189 getenv_bootm_mapsize() + getenv_bootm_low()); 1190 1191 if (cmdline == NULL) 1192 return -1; 1193 1194 if ((s = getenv("bootargs")) == NULL) 1195 s = ""; 1196 1197 strcpy(cmdline, s); 1198 1199 *cmd_start = (ulong) & cmdline[0]; 1200 *cmd_end = *cmd_start + strlen(cmdline); 1201 1202 debug("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end); 1203 1204 return 0; 1205 } 1206 #endif /* CONFIG_SYS_BOOT_GET_CMDLINE */ 1207 1208 #ifdef CONFIG_SYS_BOOT_GET_KBD 1209 /** 1210 * boot_get_kbd - allocate and initialize kernel copy of board info 1211 * @lmb: pointer to lmb handle, will be used for memory mgmt 1212 * @kbd: double pointer to board info data 1213 * 1214 * boot_get_kbd() allocates space for kernel copy of board info data below 1215 * BOOTMAPSZ + getenv_bootm_low() address and kernel board info is initialized 1216 * with the current u-boot board info data. 1217 * 1218 * returns: 1219 * 0 - success 1220 * -1 - failure 1221 */ 1222 int boot_get_kbd(struct lmb *lmb, bd_t **kbd) 1223 { 1224 *kbd = (bd_t *)(ulong)lmb_alloc_base(lmb, sizeof(bd_t), 0xf, 1225 getenv_bootm_mapsize() + getenv_bootm_low()); 1226 if (*kbd == NULL) 1227 return -1; 1228 1229 **kbd = *(gd->bd); 1230 1231 debug("## kernel board info at 0x%08lx\n", (ulong)*kbd); 1232 1233 #if defined(DEBUG) && defined(CONFIG_CMD_BDI) 1234 do_bdinfo(NULL, 0, 0, NULL); 1235 #endif 1236 1237 return 0; 1238 } 1239 #endif /* CONFIG_SYS_BOOT_GET_KBD */ 1240 1241 #ifdef CONFIG_LMB 1242 int image_setup_linux(bootm_headers_t *images) 1243 { 1244 ulong of_size = images->ft_len; 1245 char **of_flat_tree = &images->ft_addr; 1246 ulong *initrd_start = &images->initrd_start; 1247 ulong *initrd_end = &images->initrd_end; 1248 struct lmb *lmb = &images->lmb; 1249 ulong rd_len; 1250 int ret; 1251 1252 if (IMAGE_ENABLE_OF_LIBFDT) 1253 boot_fdt_add_mem_rsv_regions(lmb, *of_flat_tree); 1254 1255 if (IMAGE_BOOT_GET_CMDLINE) { 1256 ret = boot_get_cmdline(lmb, &images->cmdline_start, 1257 &images->cmdline_end); 1258 if (ret) { 1259 puts("ERROR with allocation of cmdline\n"); 1260 return ret; 1261 } 1262 } 1263 if (IMAGE_ENABLE_RAMDISK_HIGH) { 1264 rd_len = images->rd_end - images->rd_start; 1265 ret = boot_ramdisk_high(lmb, images->rd_start, rd_len, 1266 initrd_start, initrd_end); 1267 if (ret) 1268 return ret; 1269 } 1270 1271 if (IMAGE_ENABLE_OF_LIBFDT) { 1272 ret = boot_relocate_fdt(lmb, of_flat_tree, &of_size); 1273 if (ret) 1274 return ret; 1275 } 1276 1277 if (IMAGE_ENABLE_OF_LIBFDT && of_size) { 1278 ret = image_setup_libfdt(images, *of_flat_tree, of_size, lmb); 1279 if (ret) 1280 return ret; 1281 } 1282 1283 return 0; 1284 } 1285 #endif /* CONFIG_LMB */ 1286 #endif /* !USE_HOSTCC */ 1287