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