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