boot/image-board.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * Image code used by boards (and not host tools)
   4  *
   5  * (C) Copyright 2008 Semihalf
   6  *
   7  * (C) Copyright 2000-2006
   8  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   9  */
  10
  11 #include <common.h>
  12 #include <bootstage.h>
  13 #include <cpu_func.h>
  14 #include <display_options.h>
  15 #include <env.h>
  16 #include <fpga.h>
  17 #include <image.h>
  18 #include <init.h>
  19 #include <mapmem.h>
  20 #include <rtc.h>
  21 #include <watchdog.h>
  22 #include <asm/cache.h>
  23 #include <asm/global_data.h>
  24
  25 DECLARE_GLOBAL_DATA_PTR;
  26
  27 #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
  28 /**
  29  * image_get_ramdisk - get and verify ramdisk image
  30  * @rd_addr: ramdisk image start address
  31  * @arch: expected ramdisk architecture
  32  * @verify: checksum verification flag
  33  *
  34  * image_get_ramdisk() returns a pointer to the verified ramdisk image
  35  * header. Routine receives image start address and expected architecture
  36  * flag. Verification done covers data and header integrity and os/type/arch
  37  * fields checking.
  38  *
  39  * returns:
  40  *     pointer to a ramdisk image header, if image was found and valid
  41  *     otherwise, return NULL
  42  */
  43 static const image_header_t *image_get_ramdisk(ulong rd_addr, u8 arch,
  44                                                int verify)
  45 {
  46         const image_header_t *rd_hdr = (const image_header_t *)rd_addr;
  47
  48         if (!image_check_magic(rd_hdr)) {
  49                 puts("Bad Magic Number\n");
  50                 bootstage_error(BOOTSTAGE_ID_RD_MAGIC);
  51                 return NULL;
  52         }
  53
  54         if (!image_check_hcrc(rd_hdr)) {
  55                 puts("Bad Header Checksum\n");
  56                 bootstage_error(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
  57                 return NULL;
  58         }
  59
  60         bootstage_mark(BOOTSTAGE_ID_RD_MAGIC);
  61         image_print_contents(rd_hdr);
  62
  63         if (verify) {
  64                 puts("   Verifying Checksum ... ");
  65                 if (!image_check_dcrc(rd_hdr)) {
  66                         puts("Bad Data CRC\n");
  67                         bootstage_error(BOOTSTAGE_ID_RD_CHECKSUM);
  68                         return NULL;
  69                 }
  70                 puts("OK\n");
  71         }
  72
  73         bootstage_mark(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
  74
  75         if (!image_check_os(rd_hdr, IH_OS_LINUX) ||
  76             !image_check_arch(rd_hdr, arch) ||
  77             !image_check_type(rd_hdr, IH_TYPE_RAMDISK)) {
  78                 printf("No Linux %s Ramdisk Image\n",
  79                        genimg_get_arch_name(arch));
  80                 bootstage_error(BOOTSTAGE_ID_RAMDISK);
  81                 return NULL;
  82         }
  83
  84         return rd_hdr;
  85 }
  86 #endif
  87
  88 /*****************************************************************************/
  89 /* Shared dual-format routines */
  90 /*****************************************************************************/
  91 ulong image_load_addr = CONFIG_SYS_LOAD_ADDR;   /* Default Load Address */
  92 ulong image_save_addr;                  /* Default Save Address */
  93 ulong image_save_size;                  /* Default Save Size (in bytes) */
  94
  95 static int on_loadaddr(const char *name, const char *value, enum env_op op,
  96                        int flags)
  97 {
  98         switch (op) {
  99         case env_op_create:
 100         case env_op_overwrite:
 101                 image_load_addr = hextoul(value, NULL);
 102                 break;
 103         default:
 104                 break;
 105         }
 106
 107         return 0;
 108 }
 109 U_BOOT_ENV_CALLBACK(loadaddr, on_loadaddr);
 110
 111 ulong env_get_bootm_low(void)
 112 {
 113         char *s = env_get("bootm_low");
 114
 115         if (s) {
 116                 ulong tmp = hextoul(s, NULL);
 117                 return tmp;
 118         }
 119
 120 #if defined(CONFIG_SYS_SDRAM_BASE)
 121         return CONFIG_SYS_SDRAM_BASE;
 122 #elif defined(CONFIG_ARM) || defined(CONFIG_MICROBLAZE) || defined(CONFIG_RISCV)
 123         return gd->bd->bi_dram[0].start;
 124 #else
 125         return 0;
 126 #endif
 127 }
 128
 129 phys_size_t env_get_bootm_size(void)
 130 {
 131         phys_size_t tmp, size;
 132         phys_addr_t start;
 133         char *s = env_get("bootm_size");
 134
 135         if (s) {
 136                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 137                 return tmp;
 138         }
 139
 140         start = gd->ram_base;
 141         size = gd->ram_size;
 142
 143         if (start + size > gd->ram_top)
 144                 size = gd->ram_top - start;
 145
 146         s = env_get("bootm_low");
 147         if (s)
 148                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 149         else
 150                 tmp = start;
 151
 152         return size - (tmp - start);
 153 }
 154
 155 phys_size_t env_get_bootm_mapsize(void)
 156 {
 157         phys_size_t tmp;
 158         char *s = env_get("bootm_mapsize");
 159
 160         if (s) {
 161                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 162                 return tmp;
 163         }
 164
 165 #if defined(CONFIG_SYS_BOOTMAPSZ)
 166         return CONFIG_SYS_BOOTMAPSZ;
 167 #else
 168         return env_get_bootm_size();
 169 #endif
 170 }
 171
 172 void memmove_wd(void *to, void *from, size_t len, ulong chunksz)
 173 {
 174         if (to == from)
 175                 return;
 176
 177 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
 178         if (to > from) {
 179                 from += len;
 180                 to += len;
 181         }
 182         while (len > 0) {
 183                 size_t tail = (len > chunksz) ? chunksz : len;
 184
 185                 WATCHDOG_RESET();
 186                 if (to > from) {
 187                         to -= tail;
 188                         from -= tail;
 189                 }
 190                 memmove(to, from, tail);
 191                 if (to < from) {
 192                         to += tail;
 193                         from += tail;
 194                 }
 195                 len -= tail;
 196         }
 197 #else   /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
 198         memmove(to, from, len);
 199 #endif  /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
 200 }
 201
 202 /**
 203  * genimg_get_kernel_addr_fit - get the real kernel address and return 2
 204  *                              FIT strings
 205  * @img_addr: a string might contain real image address
 206  * @fit_uname_config: double pointer to a char, will hold pointer to a
 207  *                    configuration unit name
 208  * @fit_uname_kernel: double pointer to a char, will hold pointer to a subimage
 209  *                    name
 210  *
 211  * genimg_get_kernel_addr_fit get the real kernel start address from a string
 212  * which is normally the first argv of bootm/bootz
 213  *
 214  * returns:
 215  *     kernel start address
 216  */
 217 ulong genimg_get_kernel_addr_fit(char * const img_addr,
 218                                  const char **fit_uname_config,
 219                                  const char **fit_uname_kernel)
 220 {
 221         ulong kernel_addr;
 222
 223         /* find out kernel image address */
 224         if (!img_addr) {
 225                 kernel_addr = image_load_addr;
 226                 debug("*  kernel: default image load address = 0x%08lx\n",
 227                       image_load_addr);
 228         } else if (CONFIG_IS_ENABLED(FIT) &&
 229                    fit_parse_conf(img_addr, image_load_addr, &kernel_addr,
 230                                   fit_uname_config)) {
 231                 debug("*  kernel: config '%s' from image at 0x%08lx\n",
 232                       *fit_uname_config, kernel_addr);
 233         } else if (CONFIG_IS_ENABLED(FIT) &&
 234                    fit_parse_subimage(img_addr, image_load_addr, &kernel_addr,
 235                                       fit_uname_kernel)) {
 236                 debug("*  kernel: subimage '%s' from image at 0x%08lx\n",
 237                       *fit_uname_kernel, kernel_addr);
 238         } else {
 239                 kernel_addr = hextoul(img_addr, NULL);
 240                 debug("*  kernel: cmdline image address = 0x%08lx\n",
 241                       kernel_addr);
 242         }
 243
 244         return kernel_addr;
 245 }
 246
 247 /**
 248  * genimg_get_kernel_addr() is the simple version of
 249  * genimg_get_kernel_addr_fit(). It ignores those return FIT strings
 250  */
 251 ulong genimg_get_kernel_addr(char * const img_addr)
 252 {
 253         const char *fit_uname_config = NULL;
 254         const char *fit_uname_kernel = NULL;
 255
 256         return genimg_get_kernel_addr_fit(img_addr, &fit_uname_config,
 257                                           &fit_uname_kernel);
 258 }
 259
 260 /**
 261  * genimg_get_format - get image format type
 262  * @img_addr: image start address
 263  *
 264  * genimg_get_format() checks whether provided address points to a valid
 265  * legacy or FIT image.
 266  *
 267  * New uImage format and FDT blob are based on a libfdt. FDT blob
 268  * may be passed directly or embedded in a FIT image. In both situations
 269  * genimg_get_format() must be able to dectect libfdt header.
 270  *
 271  * returns:
 272  *     image format type or IMAGE_FORMAT_INVALID if no image is present
 273  */
 274 int genimg_get_format(const void *img_addr)
 275 {
 276         if (CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)) {
 277                 const image_header_t *hdr;
 278
 279                 hdr = (const image_header_t *)img_addr;
 280                 if (image_check_magic(hdr))
 281                         return IMAGE_FORMAT_LEGACY;
 282         }
 283         if (CONFIG_IS_ENABLED(FIT) || CONFIG_IS_ENABLED(OF_LIBFDT)) {
 284                 if (!fdt_check_header(img_addr))
 285                         return IMAGE_FORMAT_FIT;
 286         }
 287         if (IS_ENABLED(CONFIG_ANDROID_BOOT_IMAGE) &&
 288             !android_image_check_header(img_addr))
 289                 return IMAGE_FORMAT_ANDROID;
 290
 291         return IMAGE_FORMAT_INVALID;
 292 }
 293
 294 /**
 295  * fit_has_config - check if there is a valid FIT configuration
 296  * @images: pointer to the bootm command headers structure
 297  *
 298  * fit_has_config() checks if there is a FIT configuration in use
 299  * (if FTI support is present).
 300  *
 301  * returns:
 302  *     0, no FIT support or no configuration found
 303  *     1, configuration found
 304  */
 305 int genimg_has_config(bootm_headers_t *images)
 306 {
 307         if (CONFIG_IS_ENABLED(FIT) && images->fit_uname_cfg)
 308                 return 1;
 309
 310         return 0;
 311 }
 312
 313 /**
 314  * select_ramdisk() - Select and locate the ramdisk to use
 315  *
 316  * @images: pointer to the bootm images structure
 317  * @select: name of ramdisk to select, or NULL for any
 318  * @arch: expected ramdisk architecture
 319  * @rd_datap: pointer to a ulong variable, will hold ramdisk pointer
 320  * @rd_lenp: pointer to a ulong variable, will hold ramdisk length
 321  * Return: 0 if OK, -ENOPKG if no ramdisk (but an error should not be reported),
 322  *      other -ve value on other error
 323  */
 324 static int select_ramdisk(bootm_headers_t *images, const char *select, u8 arch,
 325                           ulong *rd_datap, ulong *rd_lenp)
 326 {
 327         ulong rd_addr;
 328         char *buf;
 329
 330 #if CONFIG_IS_ENABLED(FIT)
 331                 const char *fit_uname_config = images->fit_uname_cfg;
 332                 const char *fit_uname_ramdisk = NULL;
 333                 int rd_noffset;
 334
 335                 if (select) {
 336                         ulong default_addr;
 337                         /*
 338                          * If the init ramdisk comes from the FIT image and
 339                          * the FIT image address is omitted in the command
 340                          * line argument, try to use os FIT image address or
 341                          * default load address.
 342                          */
 343                         if (images->fit_uname_os)
 344                                 default_addr = (ulong)images->fit_hdr_os;
 345                         else
 346                                 default_addr = image_load_addr;
 347
 348                         if (fit_parse_conf(select, default_addr,
 349                                            &rd_addr, &fit_uname_config)) {
 350                                 debug("*  ramdisk: config '%s' from image at 0x%08lx\n",
 351                                       fit_uname_config, rd_addr);
 352                         } else if (fit_parse_subimage(select, default_addr,
 353                                                       &rd_addr,
 354                                                       &fit_uname_ramdisk)) {
 355                                 debug("*  ramdisk: subimage '%s' from image at 0x%08lx\n",
 356                                       fit_uname_ramdisk, rd_addr);
 357                         } else
 358 #endif
 359                         {
 360                                 rd_addr = hextoul(select, NULL);
 361                                 debug("*  ramdisk: cmdline image address = 0x%08lx\n",
 362                                       rd_addr);
 363                         }
 364 #if CONFIG_IS_ENABLED(FIT)
 365                 } else {
 366                         /* use FIT configuration provided in first bootm
 367                          * command argument. If the property is not defined,
 368                          * quit silently (with -ENOPKG)
 369                          */
 370                         rd_addr = map_to_sysmem(images->fit_hdr_os);
 371                         rd_noffset = fit_get_node_from_config(images,
 372                                                               FIT_RAMDISK_PROP,
 373                                                               rd_addr);
 374                         if (rd_noffset == -ENOENT)
 375                                 return -ENOPKG;
 376                         else if (rd_noffset < 0)
 377                                 return rd_noffset;
 378                 }
 379 #endif
 380
 381                 /*
 382                  * Check if there is an initrd image at the
 383                  * address provided in the second bootm argument
 384                  * check image type, for FIT images get FIT node.
 385                  */
 386                 buf = map_sysmem(rd_addr, 0);
 387                 switch (genimg_get_format(buf)) {
 388 #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
 389                 case IMAGE_FORMAT_LEGACY: {
 390                         const image_header_t *rd_hdr;
 391
 392                         printf("## Loading init Ramdisk from Legacy Image at %08lx ...\n",
 393                                rd_addr);
 394
 395                         bootstage_mark(BOOTSTAGE_ID_CHECK_RAMDISK);
 396                         rd_hdr = image_get_ramdisk(rd_addr, arch,
 397                                                    images->verify);
 398
 399                         if (!rd_hdr)
 400                                 return -ENOENT;
 401
 402                         *rd_datap = image_get_data(rd_hdr);
 403                         *rd_lenp = image_get_data_size(rd_hdr);
 404                         break;
 405                 }
 406 #endif
 407 #if CONFIG_IS_ENABLED(FIT)
 408                 case IMAGE_FORMAT_FIT:
 409                         rd_noffset = fit_image_load(images,
 410                                                     rd_addr, &fit_uname_ramdisk,
 411                                                     &fit_uname_config, arch,
 412                                                     IH_TYPE_RAMDISK,
 413                                                     BOOTSTAGE_ID_FIT_RD_START,
 414                                                     FIT_LOAD_OPTIONAL_NON_ZERO,
 415                                                     rd_datap, rd_lenp);
 416                         if (rd_noffset < 0)
 417                                 return rd_noffset;
 418
 419                         images->fit_hdr_rd = map_sysmem(rd_addr, 0);
 420                         images->fit_uname_rd = fit_uname_ramdisk;
 421                         images->fit_noffset_rd = rd_noffset;
 422                         break;
 423 #endif
 424 #ifdef CONFIG_ANDROID_BOOT_IMAGE
 425                 case IMAGE_FORMAT_ANDROID:
 426                         android_image_get_ramdisk((void *)images->os.start,
 427                                                   rd_datap, rd_lenp);
 428                         break;
 429 #endif
 430                 default:
 431                         if (IS_ENABLED(CONFIG_SUPPORT_RAW_INITRD)) {
 432                                 char *end = NULL;
 433
 434                                 if (select)
 435                                         end = strchr(select, ':');
 436                                 if (end) {
 437                                         *rd_lenp = hextoul(++end, NULL);
 438                                         *rd_datap = rd_addr;
 439                                         break;
 440                                 }
 441                         }
 442                         puts("Wrong Ramdisk Image Format\n");
 443                         return -EINVAL;
 444                 }
 445
 446         return 0;
 447 }
 448
 449 /**
 450  * boot_get_ramdisk - main ramdisk handling routine
 451  * @argc: command argument count
 452  * @argv: command argument list
 453  * @images: pointer to the bootm images structure
 454  * @arch: expected ramdisk architecture
 455  * @rd_start: pointer to a ulong variable, will hold ramdisk start address
 456  * @rd_end: pointer to a ulong variable, will hold ramdisk end
 457  *
 458  * boot_get_ramdisk() is responsible for finding a valid ramdisk image.
 459  * Currently supported are the following ramdisk sources:
 460  *      - multicomponent kernel/ramdisk image,
 461  *      - commandline provided address of decicated ramdisk image.
 462  *
 463  * returns:
 464  *     0, if ramdisk image was found and valid, or skiped
 465  *     rd_start and rd_end are set to ramdisk start/end addresses if
 466  *     ramdisk image is found and valid
 467  *
 468  *     1, if ramdisk image is found but corrupted, or invalid
 469  *     rd_start and rd_end are set to 0 if no ramdisk exists
 470  */
 471 int boot_get_ramdisk(int argc, char *const argv[], bootm_headers_t *images,
 472                      u8 arch, ulong *rd_start, ulong *rd_end)
 473 {
 474         ulong rd_data, rd_len;
 475         const char *select = NULL;
 476
 477         *rd_start = 0;
 478         *rd_end = 0;
 479
 480         if (IS_ENABLED(CONFIG_ANDROID_BOOT_IMAGE)) {
 481                 char *buf;
 482
 483                 /* Look for an Android boot image */
 484                 buf = map_sysmem(images->os.start, 0);
 485                 if (buf && genimg_get_format(buf) == IMAGE_FORMAT_ANDROID)
 486                         select = (argc == 0) ? env_get("loadaddr") : argv[0];
 487         }
 488
 489         if (argc >= 2)
 490                 select = argv[1];
 491
 492         /*
 493          * Look for a '-' which indicates to ignore the
 494          * ramdisk argument
 495          */
 496         if (select && strcmp(select, "-") ==  0) {
 497                 debug("## Skipping init Ramdisk\n");
 498                 rd_len = 0;
 499                 rd_data = 0;
 500         } else if (select || genimg_has_config(images)) {
 501                 int ret;
 502
 503                 ret = select_ramdisk(images, select, arch, &rd_data, &rd_len);
 504                 if (ret == -ENOPKG)
 505                         return 0;
 506                 else if (ret)
 507                         return ret;
 508         } else if (images->legacy_hdr_valid &&
 509                         image_check_type(&images->legacy_hdr_os_copy,
 510                                          IH_TYPE_MULTI)) {
 511                 /*
 512                  * Now check if we have a legacy mult-component image,
 513                  * get second entry data start address and len.
 514                  */
 515                 bootstage_mark(BOOTSTAGE_ID_RAMDISK);
 516                 printf("## Loading init Ramdisk from multi component Legacy Image at %08lx ...\n",
 517                        (ulong)images->legacy_hdr_os);
 518
 519                 image_multi_getimg(images->legacy_hdr_os, 1, &rd_data, &rd_len);
 520         } else {
 521                 /*
 522                  * no initrd image
 523                  */
 524                 bootstage_mark(BOOTSTAGE_ID_NO_RAMDISK);
 525                 rd_len = 0;
 526                 rd_data = 0;
 527         }
 528
 529         if (!rd_data) {
 530                 debug("## No init Ramdisk\n");
 531         } else {
 532                 *rd_start = rd_data;
 533                 *rd_end = rd_data + rd_len;
 534         }
 535         debug("   ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n",
 536               *rd_start, *rd_end);
 537
 538         return 0;
 539 }
 540
 541 #if defined(CONFIG_LMB)
 542 /**
 543  * boot_ramdisk_high - relocate init ramdisk
 544  * @lmb: pointer to lmb handle, will be used for memory mgmt
 545  * @rd_data: ramdisk data start address
 546  * @rd_len: ramdisk data length
 547  * @initrd_start: pointer to a ulong variable, will hold final init ramdisk
 548  *      start address (after possible relocation)
 549  * @initrd_end: pointer to a ulong variable, will hold final init ramdisk
 550  *      end address (after possible relocation)
 551  *
 552  * boot_ramdisk_high() takes a relocation hint from "initrd_high" environment
 553  * variable and if requested ramdisk data is moved to a specified location.
 554  *
 555  * Initrd_start and initrd_end are set to final (after relocation) ramdisk
 556  * start/end addresses if ramdisk image start and len were provided,
 557  * otherwise set initrd_start and initrd_end set to zeros.
 558  *
 559  * returns:
 560  *      0 - success
 561  *     -1 - failure
 562  */
 563 int boot_ramdisk_high(struct lmb *lmb, ulong rd_data, ulong rd_len,
 564                       ulong *initrd_start, ulong *initrd_end)
 565 {
 566         char    *s;
 567         ulong   initrd_high;
 568         int     initrd_copy_to_ram = 1;
 569
 570         s = env_get("initrd_high");
 571         if (s) {
 572                 /* a value of "no" or a similar string will act like 0,
 573                  * turning the "load high" feature off. This is intentional.
 574                  */
 575                 initrd_high = hextoul(s, NULL);
 576                 if (initrd_high == ~0)
 577                         initrd_copy_to_ram = 0;
 578         } else {
 579                 initrd_high = env_get_bootm_mapsize() + env_get_bootm_low();
 580         }
 581
 582         debug("## initrd_high = 0x%08lx, copy_to_ram = %d\n",
 583               initrd_high, initrd_copy_to_ram);
 584
 585         if (rd_data) {
 586                 if (!initrd_copy_to_ram) {      /* zero-copy ramdisk support */
 587                         debug("   in-place initrd\n");
 588                         *initrd_start = rd_data;
 589                         *initrd_end = rd_data + rd_len;
 590                         lmb_reserve(lmb, rd_data, rd_len);
 591                 } else {
 592                         if (initrd_high)
 593                                 *initrd_start = (ulong)lmb_alloc_base(lmb,
 594                                                 rd_len, 0x1000, initrd_high);
 595                         else
 596                                 *initrd_start = (ulong)lmb_alloc(lmb, rd_len,
 597                                                                  0x1000);
 598
 599                         if (*initrd_start == 0) {
 600                                 puts("ramdisk - allocation error\n");
 601                                 goto error;
 602                         }
 603                         bootstage_mark(BOOTSTAGE_ID_COPY_RAMDISK);
 604
 605                         *initrd_end = *initrd_start + rd_len;
 606                         printf("   Loading Ramdisk to %08lx, end %08lx ... ",
 607                                *initrd_start, *initrd_end);
 608
 609                         memmove_wd((void *)*initrd_start,
 610                                    (void *)rd_data, rd_len, CHUNKSZ);
 611
 612                         /*
 613                          * Ensure the image is flushed to memory to handle
 614                          * AMP boot scenarios in which we might not be
 615                          * HW cache coherent
 616                          */
 617                         if (IS_ENABLED(CONFIG_MP)) {
 618                                 flush_cache((unsigned long)*initrd_start,
 619                                             ALIGN(rd_len, ARCH_DMA_MINALIGN));
 620                         }
 621                         puts("OK\n");
 622                 }
 623         } else {
 624                 *initrd_start = 0;
 625                 *initrd_end = 0;
 626         }
 627         debug("   ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n",
 628               *initrd_start, *initrd_end);
 629
 630         return 0;
 631
 632 error:
 633         return -1;
 634 }
 635 #endif
 636
 637 int boot_get_setup(bootm_headers_t *images, u8 arch,
 638                    ulong *setup_start, ulong *setup_len)
 639 {
 640         if (!CONFIG_IS_ENABLED(FIT))
 641                 return -ENOENT;
 642
 643         return boot_get_setup_fit(images, arch, setup_start, setup_len);
 644 }
 645
 646 int boot_get_fpga(int argc, char *const argv[], bootm_headers_t *images,
 647                   u8 arch, const ulong *ld_start, ulong * const ld_len)
 648 {
 649         ulong tmp_img_addr, img_data, img_len;
 650         void *buf;
 651         int conf_noffset;
 652         int fit_img_result;
 653         const char *uname, *name;
 654         int err;
 655         int devnum = 0; /* TODO support multi fpga platforms */
 656
 657         if (!IS_ENABLED(CONFIG_FPGA))
 658                 return -ENOSYS;
 659
 660         /* Check to see if the images struct has a FIT configuration */
 661         if (!genimg_has_config(images)) {
 662                 debug("## FIT configuration was not specified\n");
 663                 return 0;
 664         }
 665
 666         /*
 667          * Obtain the os FIT header from the images struct
 668          */
 669         tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
 670         buf = map_sysmem(tmp_img_addr, 0);
 671         /*
 672          * Check image type. For FIT images get FIT node
 673          * and attempt to locate a generic binary.
 674          */
 675         switch (genimg_get_format(buf)) {
 676         case IMAGE_FORMAT_FIT:
 677                 conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg);
 678
 679                 uname = fdt_stringlist_get(buf, conf_noffset, FIT_FPGA_PROP, 0,
 680                                            NULL);
 681                 if (!uname) {
 682                         debug("## FPGA image is not specified\n");
 683                         return 0;
 684                 }
 685                 fit_img_result = fit_image_load(images,
 686                                                 tmp_img_addr,
 687                                                 (const char **)&uname,
 688                                                 &images->fit_uname_cfg,
 689                                                 arch,
 690                                                 IH_TYPE_FPGA,
 691                                                 BOOTSTAGE_ID_FPGA_INIT,
 692                                                 FIT_LOAD_OPTIONAL_NON_ZERO,
 693                                                 &img_data, &img_len);
 694
 695                 debug("FPGA image (%s) loaded to 0x%lx/size 0x%lx\n",
 696                       uname, img_data, img_len);
 697
 698                 if (fit_img_result < 0) {
 699                         /* Something went wrong! */
 700                         return fit_img_result;
 701                 }
 702
 703                 if (!fpga_is_partial_data(devnum, img_len)) {
 704                         name = "full";
 705                         err = fpga_loadbitstream(devnum, (char *)img_data,
 706                                                  img_len, BIT_FULL);
 707                         if (err)
 708                                 err = fpga_load(devnum, (const void *)img_data,
 709                                                 img_len, BIT_FULL, 0);
 710                 } else {
 711                         name = "partial";
 712                         err = fpga_loadbitstream(devnum, (char *)img_data,
 713                                                  img_len, BIT_PARTIAL);
 714                         if (err)
 715                                 err = fpga_load(devnum, (const void *)img_data,
 716                                                 img_len, BIT_PARTIAL, 0);
 717                 }
 718
 719                 if (err)
 720                         return err;
 721
 722                 printf("   Programming %s bitstream... OK\n", name);
 723                 break;
 724         default:
 725                 printf("The given image format is not supported (corrupt?)\n");
 726                 return 1;
 727         }
 728
 729         return 0;
 730 }
 731
 732 static void fit_loadable_process(u8 img_type,
 733                                  ulong img_data,
 734                                  ulong img_len)
 735 {
 736         int i;
 737         const unsigned int count =
 738                         ll_entry_count(struct fit_loadable_tbl, fit_loadable);
 739         struct fit_loadable_tbl *fit_loadable_handler =
 740                         ll_entry_start(struct fit_loadable_tbl, fit_loadable);
 741         /* For each loadable handler */
 742         for (i = 0; i < count; i++, fit_loadable_handler++)
 743                 /* matching this type */
 744                 if (fit_loadable_handler->type == img_type)
 745                         /* call that handler with this image data */
 746                         fit_loadable_handler->handler(img_data, img_len);
 747 }
 748
 749 int boot_get_loadable(int argc, char *const argv[], bootm_headers_t *images,
 750                       u8 arch, const ulong *ld_start, ulong * const ld_len)
 751 {
 752         /*
 753          * These variables are used to hold the current image location
 754          * in system memory.
 755          */
 756         ulong tmp_img_addr;
 757         /*
 758          * These two variables are requirements for fit_image_load, but
 759          * their values are not used
 760          */
 761         ulong img_data, img_len;
 762         void *buf;
 763         int loadables_index;
 764         int conf_noffset;
 765         int fit_img_result;
 766         const char *uname;
 767         u8 img_type;
 768
 769         /* Check to see if the images struct has a FIT configuration */
 770         if (!genimg_has_config(images)) {
 771                 debug("## FIT configuration was not specified\n");
 772                 return 0;
 773         }
 774
 775         /*
 776          * Obtain the os FIT header from the images struct
 777          */
 778         tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
 779         buf = map_sysmem(tmp_img_addr, 0);
 780         /*
 781          * Check image type. For FIT images get FIT node
 782          * and attempt to locate a generic binary.
 783          */
 784         switch (genimg_get_format(buf)) {
 785         case IMAGE_FORMAT_FIT:
 786                 conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg);
 787
 788                 for (loadables_index = 0;
 789                      uname = fdt_stringlist_get(buf, conf_noffset,
 790                                                 FIT_LOADABLE_PROP,
 791                                                 loadables_index, NULL), uname;
 792                      loadables_index++) {
 793                         fit_img_result = fit_image_load(images, tmp_img_addr,
 794                                                         &uname,
 795                                                         &images->fit_uname_cfg,
 796                                                         arch, IH_TYPE_LOADABLE,
 797                                                         BOOTSTAGE_ID_FIT_LOADABLE_START,
 798                                                         FIT_LOAD_OPTIONAL_NON_ZERO,
 799                                                         &img_data, &img_len);
 800                         if (fit_img_result < 0) {
 801                                 /* Something went wrong! */
 802                                 return fit_img_result;
 803                         }
 804
 805                         fit_img_result = fit_image_get_node(buf, uname);
 806                         if (fit_img_result < 0) {
 807                                 /* Something went wrong! */
 808                                 return fit_img_result;
 809                         }
 810                         fit_img_result = fit_image_get_type(buf,
 811                                                             fit_img_result,
 812                                                             &img_type);
 813                         if (fit_img_result < 0) {
 814                                 /* Something went wrong! */
 815                                 return fit_img_result;
 816                         }
 817
 818                         fit_loadable_process(img_type, img_data, img_len);
 819                 }
 820                 break;
 821         default:
 822                 printf("The given image format is not supported (corrupt?)\n");
 823                 return 1;
 824         }
 825
 826         return 0;
 827 }
 828
 829 #if defined(CONFIG_LMB)
 830 #ifdef CONFIG_SYS_BOOT_GET_CMDLINE
 831 /**
 832  * boot_get_cmdline - allocate and initialize kernel cmdline
 833  * @lmb: pointer to lmb handle, will be used for memory mgmt
 834  * @cmd_start: pointer to a ulong variable, will hold cmdline start
 835  * @cmd_end: pointer to a ulong variable, will hold cmdline end
 836  *
 837  * boot_get_cmdline() allocates space for kernel command line below
 838  * BOOTMAPSZ + env_get_bootm_low() address. If "bootargs" U-Boot environment
 839  * variable is present its contents is copied to allocated kernel
 840  * command line.
 841  *
 842  * returns:
 843  *      0 - success
 844  *     -1 - failure
 845  */
 846 int boot_get_cmdline(struct lmb *lmb, ulong *cmd_start, ulong *cmd_end)
 847 {
 848         char *cmdline;
 849         char *s;
 850
 851         cmdline = (char *)(ulong)lmb_alloc_base(lmb, CONFIG_SYS_BARGSIZE, 0xf,
 852                                 env_get_bootm_mapsize() + env_get_bootm_low());
 853         if (!cmdline)
 854                 return -1;
 855
 856         s = env_get("bootargs");
 857         if (!s)
 858                 s = "";
 859
 860         strcpy(cmdline, s);
 861
 862         *cmd_start = (ulong)cmdline;
 863         *cmd_end = *cmd_start + strlen(cmdline);
 864
 865         debug("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end);
 866
 867         return 0;
 868 }
 869
 870 /**
 871  * boot_get_kbd - allocate and initialize kernel copy of board info
 872  * @lmb: pointer to lmb handle, will be used for memory mgmt
 873  * @kbd: double pointer to board info data
 874  *
 875  * boot_get_kbd() allocates space for kernel copy of board info data below
 876  * BOOTMAPSZ + env_get_bootm_low() address and kernel board info is initialized
 877  * with the current u-boot board info data.
 878  *
 879  * returns:
 880  *      0 - success
 881  *     -1 - failure
 882  */
 883 int boot_get_kbd(struct lmb *lmb, struct bd_info **kbd)
 884 {
 885         *kbd = (struct bd_info *)(ulong)lmb_alloc_base(lmb,
 886                                                        sizeof(struct bd_info),
 887                                                        0xf,
 888                                                        env_get_bootm_mapsize() +
 889                                                        env_get_bootm_low());
 890         if (!*kbd)
 891                 return -1;
 892
 893         **kbd = *gd->bd;
 894
 895         debug("## kernel board info at 0x%08lx\n", (ulong)*kbd);
 896
 897 #if defined(DEBUG)
 898         if (IS_ENABLED(CONFIG_CMD_BDI))
 899                 do_bdinfo(NULL, 0, 0, NULL);
 900 #endif
 901
 902         return 0;
 903 }
 904 #endif
 905
 906 int image_setup_linux(bootm_headers_t *images)
 907 {
 908         ulong of_size = images->ft_len;
 909         char **of_flat_tree = &images->ft_addr;
 910         struct lmb *lmb = &images->lmb;
 911         int ret;
 912
 913         if (CONFIG_IS_ENABLED(OF_LIBFDT))
 914                 boot_fdt_add_mem_rsv_regions(lmb, *of_flat_tree);
 915
 916         if (IS_ENABLED(CONFIG_SYS_BOOT_GET_CMDLINE)) {
 917                 ret = boot_get_cmdline(lmb, &images->cmdline_start,
 918                                        &images->cmdline_end);
 919                 if (ret) {
 920                         puts("ERROR with allocation of cmdline\n");
 921                         return ret;
 922                 }
 923         }
 924
 925         if (CONFIG_IS_ENABLED(OF_LIBFDT)) {
 926                 ret = boot_relocate_fdt(lmb, of_flat_tree, &of_size);
 927                 if (ret)
 928                         return ret;
 929         }
 930
 931         if (CONFIG_IS_ENABLED(OF_LIBFDT) && of_size) {
 932                 ret = image_setup_libfdt(images, *of_flat_tree, of_size, lmb);
 933                 if (ret)
 934                         return ret;
 935         }
 936
 937         return 0;
 938 }
 939 #endif
 940
 941 void genimg_print_size(uint32_t size)
 942 {
 943         printf("%d Bytes = ", size);
 944         print_size(size, "\n");
 945 }
 946
 947 void genimg_print_time(time_t timestamp)
 948 {
 949         struct rtc_time tm;
 950
 951         rtc_to_tm(timestamp, &tm);
 952         printf("%4d-%02d-%02d  %2d:%02d:%02d UTC\n",
 953                tm.tm_year, tm.tm_mon, tm.tm_mday,
 954                tm.tm_hour, tm.tm_min, tm.tm_sec);
 955 }