git.sur5r.net Git - u-boot/blob - common/image.c

   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 IMAGE_ENABLE_FIT || IMAGE_ENABLE_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
  58 #ifndef __maybe_unused
  59 # define __maybe_unused         /* unimplemented */
  60 #endif
  61 #endif /* !USE_HOSTCC*/
  62
  63 #include <u-boot/crc.h>
  64
  65 #ifndef CONFIG_SYS_BARGSIZE
  66 #define CONFIG_SYS_BARGSIZE 512
  67 #endif
  68
  69 static const table_entry_t uimage_arch[] = {
  70         {       IH_ARCH_INVALID,        NULL,           "Invalid ARCH", },
  71         {       IH_ARCH_ALPHA,          "alpha",        "Alpha",        },
  72         {       IH_ARCH_ARM,            "arm",          "ARM",          },
  73         {       IH_ARCH_I386,           "x86",          "Intel x86",    },
  74         {       IH_ARCH_IA64,           "ia64",         "IA64",         },
  75         {       IH_ARCH_M68K,           "m68k",         "M68K",         },
  76         {       IH_ARCH_MICROBLAZE,     "microblaze",   "MicroBlaze",   },
  77         {       IH_ARCH_MIPS,           "mips",         "MIPS",         },
  78         {       IH_ARCH_MIPS64,         "mips64",       "MIPS 64 Bit",  },
  79         {       IH_ARCH_NIOS2,          "nios2",        "NIOS II",      },
  80         {       IH_ARCH_PPC,            "powerpc",      "PowerPC",      },
  81         {       IH_ARCH_PPC,            "ppc",          "PowerPC",      },
  82         {       IH_ARCH_S390,           "s390",         "IBM S390",     },
  83         {       IH_ARCH_SH,             "sh",           "SuperH",       },
  84         {       IH_ARCH_SPARC,          "sparc",        "SPARC",        },
  85         {       IH_ARCH_SPARC64,        "sparc64",      "SPARC 64 Bit", },
  86         {       IH_ARCH_BLACKFIN,       "blackfin",     "Blackfin",     },
  87         {       IH_ARCH_AVR32,          "avr32",        "AVR32",        },
  88         {       IH_ARCH_NDS32,          "nds32",        "NDS32",        },
  89         {       IH_ARCH_OPENRISC,       "or1k",         "OpenRISC 1000",},
  90         {       IH_ARCH_SANDBOX,        "sandbox",      "Sandbox",      },
  91         {       IH_ARCH_ARM64,          "arm64",        "AArch64",      },
  92         {       IH_ARCH_ARC,            "arc",          "ARC",          },
  93         {       IH_ARCH_X86_64,         "x86_64",       "AMD x86_64",   },
  94         {       -1,                     "",             "",             },
  95 };
  96
  97 static const table_entry_t uimage_os[] = {
  98         {       IH_OS_INVALID,  NULL,           "Invalid OS",           },
  99         {       IH_OS_LINUX,    "linux",        "Linux",                },
 100 #if defined(CONFIG_LYNXKDI) || defined(USE_HOSTCC)
 101         {       IH_OS_LYNXOS,   "lynxos",       "LynxOS",               },
 102 #endif
 103         {       IH_OS_NETBSD,   "netbsd",       "NetBSD",               },
 104         {       IH_OS_OSE,      "ose",          "Enea OSE",             },
 105         {       IH_OS_PLAN9,    "plan9",        "Plan 9",               },
 106         {       IH_OS_RTEMS,    "rtems",        "RTEMS",                },
 107         {       IH_OS_U_BOOT,   "u-boot",       "U-Boot",               },
 108         {       IH_OS_VXWORKS,  "vxworks",      "VxWorks",              },
 109 #if defined(CONFIG_CMD_ELF) || defined(USE_HOSTCC)
 110         {       IH_OS_QNX,      "qnx",          "QNX",                  },
 111 #endif
 112 #if defined(CONFIG_INTEGRITY) || defined(USE_HOSTCC)
 113         {       IH_OS_INTEGRITY,"integrity",    "INTEGRITY",            },
 114 #endif
 115 #ifdef USE_HOSTCC
 116         {       IH_OS_4_4BSD,   "4_4bsd",       "4_4BSD",               },
 117         {       IH_OS_DELL,     "dell",         "Dell",                 },
 118         {       IH_OS_ESIX,     "esix",         "Esix",                 },
 119         {       IH_OS_FREEBSD,  "freebsd",      "FreeBSD",              },
 120         {       IH_OS_IRIX,     "irix",         "Irix",                 },
 121         {       IH_OS_NCR,      "ncr",          "NCR",                  },
 122         {       IH_OS_OPENBSD,  "openbsd",      "OpenBSD",              },
 123         {       IH_OS_PSOS,     "psos",         "pSOS",                 },
 124         {       IH_OS_SCO,      "sco",          "SCO",                  },
 125         {       IH_OS_SOLARIS,  "solaris",      "Solaris",              },
 126         {       IH_OS_SVR4,     "svr4",         "SVR4",                 },
 127 #endif
 128 #if defined(CONFIG_BOOTM_OPENRTOS) || defined(USE_HOSTCC)
 129         {       IH_OS_OPENRTOS, "openrtos",     "OpenRTOS",             },
 130 #endif
 131
 132         {       -1,             "",             "",                     },
 133 };
 134
 135 static const table_entry_t uimage_type[] = {
 136         {       IH_TYPE_AISIMAGE,   "aisimage",   "Davinci AIS image",},
 137         {       IH_TYPE_FILESYSTEM, "filesystem", "Filesystem Image",   },
 138         {       IH_TYPE_FIRMWARE,   "firmware",   "Firmware",           },
 139         {       IH_TYPE_FLATDT,     "flat_dt",    "Flat Device Tree",   },
 140         {       IH_TYPE_GPIMAGE,    "gpimage",    "TI Keystone SPL Image",},
 141         {       IH_TYPE_KERNEL,     "kernel",     "Kernel Image",       },
 142         {       IH_TYPE_KERNEL_NOLOAD, "kernel_noload",  "Kernel Image (no loading done)", },
 143         {       IH_TYPE_KWBIMAGE,   "kwbimage",   "Kirkwood Boot Image",},
 144         {       IH_TYPE_IMXIMAGE,   "imximage",   "Freescale i.MX Boot Image",},
 145         {       IH_TYPE_INVALID,    NULL,         "Invalid Image",      },
 146         {       IH_TYPE_MULTI,      "multi",      "Multi-File Image",   },
 147         {       IH_TYPE_OMAPIMAGE,  "omapimage",  "TI OMAP SPL With GP CH",},
 148         {       IH_TYPE_PBLIMAGE,   "pblimage",   "Freescale PBL Boot Image",},
 149         {       IH_TYPE_RAMDISK,    "ramdisk",    "RAMDisk Image",      },
 150         {       IH_TYPE_SCRIPT,     "script",     "Script",             },
 151         {       IH_TYPE_SOCFPGAIMAGE, "socfpgaimage", "Altera SOCFPGA preloader",},
 152         {       IH_TYPE_STANDALONE, "standalone", "Standalone Program", },
 153         {       IH_TYPE_UBLIMAGE,   "ublimage",   "Davinci UBL image",},
 154         {       IH_TYPE_MXSIMAGE,   "mxsimage",   "Freescale MXS Boot Image",},
 155         {       IH_TYPE_ATMELIMAGE, "atmelimage", "ATMEL ROM-Boot Image",},
 156         {       IH_TYPE_X86_SETUP,  "x86_setup",  "x86 setup.bin",    },
 157         {       IH_TYPE_LPC32XXIMAGE, "lpc32xximage",  "LPC32XX Boot Image", },
 158         {       IH_TYPE_RKIMAGE,    "rkimage",    "Rockchip Boot Image" },
 159         {       IH_TYPE_RKSD,       "rksd",       "Rockchip SD Boot Image" },
 160         {       IH_TYPE_RKSPI,      "rkspi",      "Rockchip SPI Boot Image" },
 161         {       IH_TYPE_ZYNQIMAGE,  "zynqimage",  "Xilinx Zynq Boot Image" },
 162         {       -1,                 "",           "",                   },
 163 };
 164
 165 static const table_entry_t uimage_comp[] = {
 166         {       IH_COMP_NONE,   "none",         "uncompressed",         },
 167         {       IH_COMP_BZIP2,  "bzip2",        "bzip2 compressed",     },
 168         {       IH_COMP_GZIP,   "gzip",         "gzip compressed",      },
 169         {       IH_COMP_LZMA,   "lzma",         "lzma compressed",      },
 170         {       IH_COMP_LZO,    "lzo",          "lzo compressed",       },
 171         {       IH_COMP_LZ4,    "lz4",          "lz4 compressed",       },
 172         {       -1,             "",             "",                     },
 173 };
 174
 175 /*****************************************************************************/
 176 /* Legacy format routines */
 177 /*****************************************************************************/
 178 int image_check_hcrc(const image_header_t *hdr)
 179 {
 180         ulong hcrc;
 181         ulong len = image_get_header_size();
 182         image_header_t header;
 183
 184         /* Copy header so we can blank CRC field for re-calculation */
 185         memmove(&header, (char *)hdr, image_get_header_size());
 186         image_set_hcrc(&header, 0);
 187
 188         hcrc = crc32(0, (unsigned char *)&header, len);
 189
 190         return (hcrc == image_get_hcrc(hdr));
 191 }
 192
 193 int image_check_dcrc(const image_header_t *hdr)
 194 {
 195         ulong data = image_get_data(hdr);
 196         ulong len = image_get_data_size(hdr);
 197         ulong dcrc = crc32_wd(0, (unsigned char *)data, len, CHUNKSZ_CRC32);
 198
 199         return (dcrc == image_get_dcrc(hdr));
 200 }
 201
 202 /**
 203  * image_multi_count - get component (sub-image) count
 204  * @hdr: pointer to the header of the multi component image
 205  *
 206  * image_multi_count() returns number of components in a multi
 207  * component image.
 208  *
 209  * Note: no checking of the image type is done, caller must pass
 210  * a valid multi component image.
 211  *
 212  * returns:
 213  *     number of components
 214  */
 215 ulong image_multi_count(const image_header_t *hdr)
 216 {
 217         ulong i, count = 0;
 218         uint32_t *size;
 219
 220         /* get start of the image payload, which in case of multi
 221          * component images that points to a table of component sizes */
 222         size = (uint32_t *)image_get_data(hdr);
 223
 224         /* count non empty slots */
 225         for (i = 0; size[i]; ++i)
 226                 count++;
 227
 228         return count;
 229 }
 230
 231 /**
 232  * image_multi_getimg - get component data address and size
 233  * @hdr: pointer to the header of the multi component image
 234  * @idx: index of the requested component
 235  * @data: pointer to a ulong variable, will hold component data address
 236  * @len: pointer to a ulong variable, will hold component size
 237  *
 238  * image_multi_getimg() returns size and data address for the requested
 239  * component in a multi component image.
 240  *
 241  * Note: no checking of the image type is done, caller must pass
 242  * a valid multi component image.
 243  *
 244  * returns:
 245  *     data address and size of the component, if idx is valid
 246  *     0 in data and len, if idx is out of range
 247  */
 248 void image_multi_getimg(const image_header_t *hdr, ulong idx,
 249                         ulong *data, ulong *len)
 250 {
 251         int i;
 252         uint32_t *size;
 253         ulong offset, count, img_data;
 254
 255         /* get number of component */
 256         count = image_multi_count(hdr);
 257
 258         /* get start of the image payload, which in case of multi
 259          * component images that points to a table of component sizes */
 260         size = (uint32_t *)image_get_data(hdr);
 261
 262         /* get address of the proper component data start, which means
 263          * skipping sizes table (add 1 for last, null entry) */
 264         img_data = image_get_data(hdr) + (count + 1) * sizeof(uint32_t);
 265
 266         if (idx < count) {
 267                 *len = uimage_to_cpu(size[idx]);
 268                 offset = 0;
 269
 270                 /* go over all indices preceding requested component idx */
 271                 for (i = 0; i < idx; i++) {
 272                         /* add up i-th component size, rounding up to 4 bytes */
 273                         offset += (uimage_to_cpu(size[i]) + 3) & ~3 ;
 274                 }
 275
 276                 /* calculate idx-th component data address */
 277                 *data = img_data + offset;
 278         } else {
 279                 *len = 0;
 280                 *data = 0;
 281         }
 282 }
 283
 284 static void image_print_type(const image_header_t *hdr)
 285 {
 286         const char __maybe_unused *os, *arch, *type, *comp;
 287
 288         os = genimg_get_os_name(image_get_os(hdr));
 289         arch = genimg_get_arch_name(image_get_arch(hdr));
 290         type = genimg_get_type_name(image_get_type(hdr));
 291         comp = genimg_get_comp_name(image_get_comp(hdr));
 292
 293         printf("%s %s %s (%s)\n", arch, os, type, comp);
 294 }
 295
 296 /**
 297  * image_print_contents - prints out the contents of the legacy format image
 298  * @ptr: pointer to the legacy format image header
 299  * @p: pointer to prefix string
 300  *
 301  * image_print_contents() formats a multi line legacy image contents description.
 302  * The routine prints out all header fields followed by the size/offset data
 303  * for MULTI/SCRIPT images.
 304  *
 305  * returns:
 306  *     no returned results
 307  */
 308 void image_print_contents(const void *ptr)
 309 {
 310         const image_header_t *hdr = (const image_header_t *)ptr;
 311         const char __maybe_unused *p;
 312
 313         p = IMAGE_INDENT_STRING;
 314         printf("%sImage Name:   %.*s\n", p, IH_NMLEN, image_get_name(hdr));
 315         if (IMAGE_ENABLE_TIMESTAMP) {
 316                 printf("%sCreated:      ", p);
 317                 genimg_print_time((time_t)image_get_time(hdr));
 318         }
 319         printf("%sImage Type:   ", p);
 320         image_print_type(hdr);
 321         printf("%sData Size:    ", p);
 322         genimg_print_size(image_get_data_size(hdr));
 323         printf("%sLoad Address: %08x\n", p, image_get_load(hdr));
 324         printf("%sEntry Point:  %08x\n", p, image_get_ep(hdr));
 325
 326         if (image_check_type(hdr, IH_TYPE_MULTI) ||
 327                         image_check_type(hdr, IH_TYPE_SCRIPT)) {
 328                 int i;
 329                 ulong data, len;
 330                 ulong count = image_multi_count(hdr);
 331
 332                 printf("%sContents:\n", p);
 333                 for (i = 0; i < count; i++) {
 334                         image_multi_getimg(hdr, i, &data, &len);
 335
 336                         printf("%s   Image %d: ", p, i);
 337                         genimg_print_size(len);
 338
 339                         if (image_check_type(hdr, IH_TYPE_SCRIPT) && i > 0) {
 340                                 /*
 341                                  * the user may need to know offsets
 342                                  * if planning to do something with
 343                                  * multiple files
 344                                  */
 345                                 printf("%s    Offset = 0x%08lx\n", p, data);
 346                         }
 347                 }
 348         }
 349 }
 350
 351
 352 #ifndef USE_HOSTCC
 353 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
 354 /**
 355  * image_get_ramdisk - get and verify ramdisk image
 356  * @rd_addr: ramdisk image start address
 357  * @arch: expected ramdisk architecture
 358  * @verify: checksum verification flag
 359  *
 360  * image_get_ramdisk() returns a pointer to the verified ramdisk image
 361  * header. Routine receives image start address and expected architecture
 362  * flag. Verification done covers data and header integrity and os/type/arch
 363  * fields checking.
 364  *
 365  * If dataflash support is enabled routine checks for dataflash addresses
 366  * and handles required dataflash reads.
 367  *
 368  * returns:
 369  *     pointer to a ramdisk image header, if image was found and valid
 370  *     otherwise, return NULL
 371  */
 372 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
 373                                                 int verify)
 374 {
 375         const image_header_t *rd_hdr = (const image_header_t *)rd_addr;
 376
 377         if (!image_check_magic(rd_hdr)) {
 378                 puts("Bad Magic Number\n");
 379                 bootstage_error(BOOTSTAGE_ID_RD_MAGIC);
 380                 return NULL;
 381         }
 382
 383         if (!image_check_hcrc(rd_hdr)) {
 384                 puts("Bad Header Checksum\n");
 385                 bootstage_error(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
 386                 return NULL;
 387         }
 388
 389         bootstage_mark(BOOTSTAGE_ID_RD_MAGIC);
 390         image_print_contents(rd_hdr);
 391
 392         if (verify) {
 393                 puts("   Verifying Checksum ... ");
 394                 if (!image_check_dcrc(rd_hdr)) {
 395                         puts("Bad Data CRC\n");
 396                         bootstage_error(BOOTSTAGE_ID_RD_CHECKSUM);
 397                         return NULL;
 398                 }
 399                 puts("OK\n");
 400         }
 401
 402         bootstage_mark(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
 403
 404         if (!image_check_os(rd_hdr, IH_OS_LINUX) ||
 405             !image_check_arch(rd_hdr, arch) ||
 406             !image_check_type(rd_hdr, IH_TYPE_RAMDISK)) {
 407                 printf("No Linux %s Ramdisk Image\n",
 408                                 genimg_get_arch_name(arch));
 409                 bootstage_error(BOOTSTAGE_ID_RAMDISK);
 410                 return NULL;
 411         }
 412
 413         return rd_hdr;
 414 }
 415 #endif
 416 #endif /* !USE_HOSTCC */
 417
 418 /*****************************************************************************/
 419 /* Shared dual-format routines */
 420 /*****************************************************************************/
 421 #ifndef USE_HOSTCC
 422 ulong load_addr = CONFIG_SYS_LOAD_ADDR; /* Default Load Address */
 423 ulong save_addr;                        /* Default Save Address */
 424 ulong save_size;                        /* Default Save Size (in bytes) */
 425
 426 static int on_loadaddr(const char *name, const char *value, enum env_op op,
 427         int flags)
 428 {
 429         switch (op) {
 430         case env_op_create:
 431         case env_op_overwrite:
 432                 load_addr = simple_strtoul(value, NULL, 16);
 433                 break;
 434         default:
 435                 break;
 436         }
 437
 438         return 0;
 439 }
 440 U_BOOT_ENV_CALLBACK(loadaddr, on_loadaddr);
 441
 442 ulong getenv_bootm_low(void)
 443 {
 444         char *s = getenv("bootm_low");
 445         if (s) {
 446                 ulong tmp = simple_strtoul(s, NULL, 16);
 447                 return tmp;
 448         }
 449
 450 #if defined(CONFIG_SYS_SDRAM_BASE)
 451         return CONFIG_SYS_SDRAM_BASE;
 452 #elif defined(CONFIG_ARM)
 453         return gd->bd->bi_dram[0].start;
 454 #else
 455         return 0;
 456 #endif
 457 }
 458
 459 phys_size_t getenv_bootm_size(void)
 460 {
 461         phys_size_t tmp, size;
 462         phys_addr_t start;
 463         char *s = getenv("bootm_size");
 464         if (s) {
 465                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 466                 return tmp;
 467         }
 468
 469 #if defined(CONFIG_ARM) && defined(CONFIG_NR_DRAM_BANKS)
 470         start = gd->bd->bi_dram[0].start;
 471         size = gd->bd->bi_dram[0].size;
 472 #else
 473         start = gd->bd->bi_memstart;
 474         size = gd->bd->bi_memsize;
 475 #endif
 476
 477         s = getenv("bootm_low");
 478         if (s)
 479                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 480         else
 481                 tmp = start;
 482
 483         return size - (tmp - start);
 484 }
 485
 486 phys_size_t getenv_bootm_mapsize(void)
 487 {
 488         phys_size_t tmp;
 489         char *s = getenv("bootm_mapsize");
 490         if (s) {
 491                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 492                 return tmp;
 493         }
 494
 495 #if defined(CONFIG_SYS_BOOTMAPSZ)
 496         return CONFIG_SYS_BOOTMAPSZ;
 497 #else
 498         return getenv_bootm_size();
 499 #endif
 500 }
 501
 502 void memmove_wd(void *to, void *from, size_t len, ulong chunksz)
 503 {
 504         if (to == from)
 505                 return;
 506
 507 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
 508         if (to > from) {
 509                 from += len;
 510                 to += len;
 511         }
 512         while (len > 0) {
 513                 size_t tail = (len > chunksz) ? chunksz : len;
 514                 WATCHDOG_RESET();
 515                 if (to > from) {
 516                         to -= tail;
 517                         from -= tail;
 518                 }
 519                 memmove(to, from, tail);
 520                 if (to < from) {
 521                         to += tail;
 522                         from += tail;
 523                 }
 524                 len -= tail;
 525         }
 526 #else   /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
 527         memmove(to, from, len);
 528 #endif  /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
 529 }
 530 #endif /* !USE_HOSTCC */
 531
 532 void genimg_print_size(uint32_t size)
 533 {
 534 #ifndef USE_HOSTCC
 535         printf("%d Bytes = ", size);
 536         print_size(size, "\n");
 537 #else
 538         printf("%d Bytes = %.2f kB = %.2f MB\n",
 539                         size, (double)size / 1.024e3,
 540                         (double)size / 1.048576e6);
 541 #endif
 542 }
 543
 544 #if IMAGE_ENABLE_TIMESTAMP
 545 void genimg_print_time(time_t timestamp)
 546 {
 547 #ifndef USE_HOSTCC
 548         struct rtc_time tm;
 549
 550         rtc_to_tm(timestamp, &tm);
 551         printf("%4d-%02d-%02d  %2d:%02d:%02d UTC\n",
 552                         tm.tm_year, tm.tm_mon, tm.tm_mday,
 553                         tm.tm_hour, tm.tm_min, tm.tm_sec);
 554 #else
 555         printf("%s", ctime(&timestamp));
 556 #endif
 557 }
 558 #endif
 559
 560 const table_entry_t *get_table_entry(const table_entry_t *table, int id)
 561 {
 562         for (; table->id >= 0; ++table) {
 563                 if (table->id == id)
 564                         return table;
 565         }
 566         return NULL;
 567 }
 568
 569 /**
 570  * get_table_entry_name - translate entry id to long name
 571  * @table: pointer to a translation table for entries of a specific type
 572  * @msg: message to be returned when translation fails
 573  * @id: entry id to be translated
 574  *
 575  * get_table_entry_name() will go over translation table trying to find
 576  * entry that matches given id. If matching entry is found, its long
 577  * name is returned to the caller.
 578  *
 579  * returns:
 580  *     long entry name if translation succeeds
 581  *     msg otherwise
 582  */
 583 char *get_table_entry_name(const table_entry_t *table, char *msg, int id)
 584 {
 585         table = get_table_entry(table, id);
 586         if (!table)
 587                 return msg;
 588 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 589         return table->lname;
 590 #else
 591         return table->lname + gd->reloc_off;
 592 #endif
 593 }
 594
 595 const char *genimg_get_os_name(uint8_t os)
 596 {
 597         return (get_table_entry_name(uimage_os, "Unknown OS", os));
 598 }
 599
 600 const char *genimg_get_arch_name(uint8_t arch)
 601 {
 602         return (get_table_entry_name(uimage_arch, "Unknown Architecture",
 603                                         arch));
 604 }
 605
 606 const char *genimg_get_type_name(uint8_t type)
 607 {
 608         return (get_table_entry_name(uimage_type, "Unknown Image", type));
 609 }
 610
 611 static const char *genimg_get_short_name(const table_entry_t *table, int val)
 612 {
 613         table = get_table_entry(table, val);
 614         if (!table)
 615                 return "unknown";
 616 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 617         return table->sname;
 618 #else
 619         return table->sname + gd->reloc_off;
 620 #endif
 621 }
 622
 623 const char *genimg_get_type_short_name(uint8_t type)
 624 {
 625         return genimg_get_short_name(uimage_type, type);
 626 }
 627
 628 const char *genimg_get_comp_name(uint8_t comp)
 629 {
 630         return (get_table_entry_name(uimage_comp, "Unknown Compression",
 631                                         comp));
 632 }
 633
 634 const char *genimg_get_comp_short_name(uint8_t comp)
 635 {
 636         return genimg_get_short_name(uimage_comp, comp);
 637 }
 638
 639 const char *genimg_get_os_short_name(uint8_t os)
 640 {
 641         return genimg_get_short_name(uimage_os, os);
 642 }
 643
 644 const char *genimg_get_arch_short_name(uint8_t arch)
 645 {
 646         return genimg_get_short_name(uimage_arch, arch);
 647 }
 648
 649 /**
 650  * get_table_entry_id - translate short entry name to id
 651  * @table: pointer to a translation table for entries of a specific type
 652  * @table_name: to be used in case of error
 653  * @name: entry short name to be translated
 654  *
 655  * get_table_entry_id() will go over translation table trying to find
 656  * entry that matches given short name. If matching entry is found,
 657  * its id returned to the caller.
 658  *
 659  * returns:
 660  *     entry id if translation succeeds
 661  *     -1 otherwise
 662  */
 663 int get_table_entry_id(const table_entry_t *table,
 664                 const char *table_name, const char *name)
 665 {
 666         const table_entry_t *t;
 667
 668         for (t = table; t->id >= 0; ++t) {
 669 #ifdef CONFIG_NEEDS_MANUAL_RELOC
 670                 if (t->sname && strcasecmp(t->sname + gd->reloc_off, name) == 0)
 671 #else
 672                 if (t->sname && strcasecmp(t->sname, name) == 0)
 673 #endif
 674                         return (t->id);
 675         }
 676         debug("Invalid %s Type: %s\n", table_name, name);
 677
 678         return -1;
 679 }
 680
 681 int genimg_get_os_id(const char *name)
 682 {
 683         return (get_table_entry_id(uimage_os, "OS", name));
 684 }
 685
 686 int genimg_get_arch_id(const char *name)
 687 {
 688         return (get_table_entry_id(uimage_arch, "CPU", name));
 689 }
 690
 691 int genimg_get_type_id(const char *name)
 692 {
 693         return (get_table_entry_id(uimage_type, "Image", name));
 694 }
 695
 696 int genimg_get_comp_id(const char *name)
 697 {
 698         return (get_table_entry_id(uimage_comp, "Compression", name));
 699 }
 700
 701 #ifndef USE_HOSTCC
 702 /**
 703  * genimg_get_kernel_addr_fit - get the real kernel address and return 2
 704  *                              FIT strings
 705  * @img_addr: a string might contain real image address
 706  * @fit_uname_config: double pointer to a char, will hold pointer to a
 707  *                    configuration unit name
 708  * @fit_uname_kernel: double pointer to a char, will hold pointer to a subimage
 709  *                    name
 710  *
 711  * genimg_get_kernel_addr_fit get the real kernel start address from a string
 712  * which is normally the first argv of bootm/bootz
 713  *
 714  * returns:
 715  *     kernel start address
 716  */
 717 ulong genimg_get_kernel_addr_fit(char * const img_addr,
 718                              const char **fit_uname_config,
 719                              const char **fit_uname_kernel)
 720 {
 721         ulong kernel_addr;
 722
 723         /* find out kernel image address */
 724         if (!img_addr) {
 725                 kernel_addr = load_addr;
 726                 debug("*  kernel: default image load address = 0x%08lx\n",
 727                       load_addr);
 728 #if CONFIG_IS_ENABLED(FIT)
 729         } else if (fit_parse_conf(img_addr, load_addr, &kernel_addr,
 730                                   fit_uname_config)) {
 731                 debug("*  kernel: config '%s' from image at 0x%08lx\n",
 732                       *fit_uname_config, kernel_addr);
 733         } else if (fit_parse_subimage(img_addr, load_addr, &kernel_addr,
 734                                      fit_uname_kernel)) {
 735                 debug("*  kernel: subimage '%s' from image at 0x%08lx\n",
 736                       *fit_uname_kernel, kernel_addr);
 737 #endif
 738         } else {
 739                 kernel_addr = simple_strtoul(img_addr, NULL, 16);
 740                 debug("*  kernel: cmdline image address = 0x%08lx\n",
 741                       kernel_addr);
 742         }
 743
 744         return kernel_addr;
 745 }
 746
 747 /**
 748  * genimg_get_kernel_addr() is the simple version of
 749  * genimg_get_kernel_addr_fit(). It ignores those return FIT strings
 750  */
 751 ulong genimg_get_kernel_addr(char * const img_addr)
 752 {
 753         const char *fit_uname_config = NULL;
 754         const char *fit_uname_kernel = NULL;
 755
 756         return genimg_get_kernel_addr_fit(img_addr, &fit_uname_config,
 757                                           &fit_uname_kernel);
 758 }
 759
 760 /**
 761  * genimg_get_format - get image format type
 762  * @img_addr: image start address
 763  *
 764  * genimg_get_format() checks whether provided address points to a valid
 765  * legacy or FIT image.
 766  *
 767  * New uImage format and FDT blob are based on a libfdt. FDT blob
 768  * may be passed directly or embedded in a FIT image. In both situations
 769  * genimg_get_format() must be able to dectect libfdt header.
 770  *
 771  * returns:
 772  *     image format type or IMAGE_FORMAT_INVALID if no image is present
 773  */
 774 int genimg_get_format(const void *img_addr)
 775 {
 776 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
 777         const image_header_t *hdr;
 778
 779         hdr = (const image_header_t *)img_addr;
 780         if (image_check_magic(hdr))
 781                 return IMAGE_FORMAT_LEGACY;
 782 #endif
 783 #if IMAGE_ENABLE_FIT || IMAGE_ENABLE_OF_LIBFDT
 784         if (fdt_check_header(img_addr) == 0)
 785                 return IMAGE_FORMAT_FIT;
 786 #endif
 787 #ifdef CONFIG_ANDROID_BOOT_IMAGE
 788         if (android_image_check_header(img_addr) == 0)
 789                 return IMAGE_FORMAT_ANDROID;
 790 #endif
 791
 792         return IMAGE_FORMAT_INVALID;
 793 }
 794
 795 /**
 796  * genimg_get_image - get image from special storage (if necessary)
 797  * @img_addr: image start address
 798  *
 799  * genimg_get_image() checks if provided image start address is located
 800  * in a dataflash storage. If so, image is moved to a system RAM memory.
 801  *
 802  * returns:
 803  *     image start address after possible relocation from special storage
 804  */
 805 ulong genimg_get_image(ulong img_addr)
 806 {
 807         ulong ram_addr = img_addr;
 808
 809 #ifdef CONFIG_HAS_DATAFLASH
 810         ulong h_size, d_size;
 811
 812         if (addr_dataflash(img_addr)) {
 813                 void *buf;
 814
 815                 /* ger RAM address */
 816                 ram_addr = CONFIG_SYS_LOAD_ADDR;
 817
 818                 /* get header size */
 819                 h_size = image_get_header_size();
 820 #if IMAGE_ENABLE_FIT
 821                 if (sizeof(struct fdt_header) > h_size)
 822                         h_size = sizeof(struct fdt_header);
 823 #endif
 824
 825                 /* read in header */
 826                 debug("   Reading image header from dataflash address "
 827                         "%08lx to RAM address %08lx\n", img_addr, ram_addr);
 828
 829                 buf = map_sysmem(ram_addr, 0);
 830                 read_dataflash(img_addr, h_size, buf);
 831
 832                 /* get data size */
 833                 switch (genimg_get_format(buf)) {
 834 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
 835                 case IMAGE_FORMAT_LEGACY:
 836                         d_size = image_get_data_size(buf);
 837                         debug("   Legacy format image found at 0x%08lx, "
 838                                         "size 0x%08lx\n",
 839                                         ram_addr, d_size);
 840                         break;
 841 #endif
 842 #if IMAGE_ENABLE_FIT
 843                 case IMAGE_FORMAT_FIT:
 844                         d_size = fit_get_size(buf) - h_size;
 845                         debug("   FIT/FDT format image found at 0x%08lx, "
 846                                         "size 0x%08lx\n",
 847                                         ram_addr, d_size);
 848                         break;
 849 #endif
 850                 default:
 851                         printf("   No valid image found at 0x%08lx\n",
 852                                 img_addr);
 853                         return ram_addr;
 854                 }
 855
 856                 /* read in image data */
 857                 debug("   Reading image remaining data from dataflash address "
 858                         "%08lx to RAM address %08lx\n", img_addr + h_size,
 859                         ram_addr + h_size);
 860
 861                 read_dataflash(img_addr + h_size, d_size,
 862                                 (char *)(buf + h_size));
 863
 864         }
 865 #endif /* CONFIG_HAS_DATAFLASH */
 866
 867         return ram_addr;
 868 }
 869
 870 /**
 871  * fit_has_config - check if there is a valid FIT configuration
 872  * @images: pointer to the bootm command headers structure
 873  *
 874  * fit_has_config() checks if there is a FIT configuration in use
 875  * (if FTI support is present).
 876  *
 877  * returns:
 878  *     0, no FIT support or no configuration found
 879  *     1, configuration found
 880  */
 881 int genimg_has_config(bootm_headers_t *images)
 882 {
 883 #if IMAGE_ENABLE_FIT
 884         if (images->fit_uname_cfg)
 885                 return 1;
 886 #endif
 887         return 0;
 888 }
 889
 890 /**
 891  * boot_get_ramdisk - main ramdisk handling routine
 892  * @argc: command argument count
 893  * @argv: command argument list
 894  * @images: pointer to the bootm images structure
 895  * @arch: expected ramdisk architecture
 896  * @rd_start: pointer to a ulong variable, will hold ramdisk start address
 897  * @rd_end: pointer to a ulong variable, will hold ramdisk end
 898  *
 899  * boot_get_ramdisk() is responsible for finding a valid ramdisk image.
 900  * Curently supported are the following ramdisk sources:
 901  *      - multicomponent kernel/ramdisk image,
 902  *      - commandline provided address of decicated ramdisk image.
 903  *
 904  * returns:
 905  *     0, if ramdisk image was found and valid, or skiped
 906  *     rd_start and rd_end are set to ramdisk start/end addresses if
 907  *     ramdisk image is found and valid
 908  *
 909  *     1, if ramdisk image is found but corrupted, or invalid
 910  *     rd_start and rd_end are set to 0 if no ramdisk exists
 911  */
 912 int boot_get_ramdisk(int argc, char * const argv[], bootm_headers_t *images,
 913                 uint8_t arch, ulong *rd_start, ulong *rd_end)
 914 {
 915         ulong rd_addr, rd_load;
 916         ulong rd_data, rd_len;
 917 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
 918         const image_header_t *rd_hdr;
 919 #endif
 920         void *buf;
 921 #ifdef CONFIG_SUPPORT_RAW_INITRD
 922         char *end;
 923 #endif
 924 #if IMAGE_ENABLE_FIT
 925         const char      *fit_uname_config = images->fit_uname_cfg;
 926         const char      *fit_uname_ramdisk = NULL;
 927         ulong           default_addr;
 928         int             rd_noffset;
 929 #endif
 930         const char *select = NULL;
 931
 932         *rd_start = 0;
 933         *rd_end = 0;
 934
 935 #ifdef CONFIG_ANDROID_BOOT_IMAGE
 936         /*
 937          * Look for an Android boot image.
 938          */
 939         buf = map_sysmem(images->os.start, 0);
 940         if (buf && genimg_get_format(buf) == IMAGE_FORMAT_ANDROID)
 941                 select = argv[0];
 942 #endif
 943
 944         if (argc >= 2)
 945                 select = argv[1];
 946
 947         /*
 948          * Look for a '-' which indicates to ignore the
 949          * ramdisk argument
 950          */
 951         if (select && strcmp(select, "-") ==  0) {
 952                 debug("## Skipping init Ramdisk\n");
 953                 rd_len = rd_data = 0;
 954         } else if (select || genimg_has_config(images)) {
 955 #if IMAGE_ENABLE_FIT
 956                 if (select) {
 957                         /*
 958                          * If the init ramdisk comes from the FIT image and
 959                          * the FIT image address is omitted in the command
 960                          * line argument, try to use os FIT image address or
 961                          * default load address.
 962                          */
 963                         if (images->fit_uname_os)
 964                                 default_addr = (ulong)images->fit_hdr_os;
 965                         else
 966                                 default_addr = load_addr;
 967
 968                         if (fit_parse_conf(select, default_addr,
 969                                            &rd_addr, &fit_uname_config)) {
 970                                 debug("*  ramdisk: config '%s' from image at "
 971                                                 "0x%08lx\n",
 972                                                 fit_uname_config, rd_addr);
 973                         } else if (fit_parse_subimage(select, default_addr,
 974                                                 &rd_addr, &fit_uname_ramdisk)) {
 975                                 debug("*  ramdisk: subimage '%s' from image at "
 976                                                 "0x%08lx\n",
 977                                                 fit_uname_ramdisk, rd_addr);
 978                         } else
 979 #endif
 980                         {
 981                                 rd_addr = simple_strtoul(select, NULL, 16);
 982                                 debug("*  ramdisk: cmdline image address = "
 983                                                 "0x%08lx\n",
 984                                                 rd_addr);
 985                         }
 986 #if IMAGE_ENABLE_FIT
 987                 } else {
 988                         /* use FIT configuration provided in first bootm
 989                          * command argument. If the property is not defined,
 990                          * quit silently.
 991                          */
 992                         rd_addr = map_to_sysmem(images->fit_hdr_os);
 993                         rd_noffset = fit_get_node_from_config(images,
 994                                         FIT_RAMDISK_PROP, rd_addr);
 995                         if (rd_noffset == -ENOLINK)
 996                                 return 0;
 997                         else if (rd_noffset < 0)
 998                                 return 1;
 999                 }
1000 #endif
1001
1002                 /* copy from dataflash if needed */
1003                 rd_addr = genimg_get_image(rd_addr);
1004
1005                 /*
1006                  * Check if there is an initrd image at the
1007                  * address provided in the second bootm argument
1008                  * check image type, for FIT images get FIT node.
1009                  */
1010                 buf = map_sysmem(rd_addr, 0);
1011                 switch (genimg_get_format(buf)) {
1012 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
1013                 case IMAGE_FORMAT_LEGACY:
1014                         printf("## Loading init Ramdisk from Legacy "
1015                                         "Image at %08lx ...\n", rd_addr);
1016
1017                         bootstage_mark(BOOTSTAGE_ID_CHECK_RAMDISK);
1018                         rd_hdr = image_get_ramdisk(rd_addr, arch,
1019                                                         images->verify);
1020
1021                         if (rd_hdr == NULL)
1022                                 return 1;
1023
1024                         rd_data = image_get_data(rd_hdr);
1025                         rd_len = image_get_data_size(rd_hdr);
1026                         rd_load = image_get_load(rd_hdr);
1027                         break;
1028 #endif
1029 #if IMAGE_ENABLE_FIT
1030                 case IMAGE_FORMAT_FIT:
1031                         rd_noffset = fit_image_load(images,
1032                                         rd_addr, &fit_uname_ramdisk,
1033                                         &fit_uname_config, arch,
1034                                         IH_TYPE_RAMDISK,
1035                                         BOOTSTAGE_ID_FIT_RD_START,
1036                                         FIT_LOAD_OPTIONAL_NON_ZERO,
1037                                         &rd_data, &rd_len);
1038                         if (rd_noffset < 0)
1039                                 return 1;
1040
1041                         images->fit_hdr_rd = map_sysmem(rd_addr, 0);
1042                         images->fit_uname_rd = fit_uname_ramdisk;
1043                         images->fit_noffset_rd = rd_noffset;
1044                         break;
1045 #endif
1046 #ifdef CONFIG_ANDROID_BOOT_IMAGE
1047                 case IMAGE_FORMAT_ANDROID:
1048                         android_image_get_ramdisk((void *)images->os.start,
1049                                 &rd_data, &rd_len);
1050                         break;
1051 #endif
1052                 default:
1053 #ifdef CONFIG_SUPPORT_RAW_INITRD
1054                         end = NULL;
1055                         if (select)
1056                                 end = strchr(select, ':');
1057                         if (end) {
1058                                 rd_len = simple_strtoul(++end, NULL, 16);
1059                                 rd_data = rd_addr;
1060                         } else
1061 #endif
1062                         {
1063                                 puts("Wrong Ramdisk Image Format\n");
1064                                 rd_data = rd_len = rd_load = 0;
1065                                 return 1;
1066                         }
1067                 }
1068         } else if (images->legacy_hdr_valid &&
1069                         image_check_type(&images->legacy_hdr_os_copy,
1070                                                 IH_TYPE_MULTI)) {
1071
1072                 /*
1073                  * Now check if we have a legacy mult-component image,
1074                  * get second entry data start address and len.
1075                  */
1076                 bootstage_mark(BOOTSTAGE_ID_RAMDISK);
1077                 printf("## Loading init Ramdisk from multi component "
1078                                 "Legacy Image at %08lx ...\n",
1079                                 (ulong)images->legacy_hdr_os);
1080
1081                 image_multi_getimg(images->legacy_hdr_os, 1, &rd_data, &rd_len);
1082         } else {
1083                 /*
1084                  * no initrd image
1085                  */
1086                 bootstage_mark(BOOTSTAGE_ID_NO_RAMDISK);
1087                 rd_len = rd_data = 0;
1088         }
1089
1090         if (!rd_data) {
1091                 debug("## No init Ramdisk\n");
1092         } else {
1093                 *rd_start = rd_data;
1094                 *rd_end = rd_data + rd_len;
1095         }
1096         debug("   ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n",
1097                         *rd_start, *rd_end);
1098
1099         return 0;
1100 }
1101
1102 #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
1103 /**
1104  * boot_ramdisk_high - relocate init ramdisk
1105  * @lmb: pointer to lmb handle, will be used for memory mgmt
1106  * @rd_data: ramdisk data start address
1107  * @rd_len: ramdisk data length
1108  * @initrd_start: pointer to a ulong variable, will hold final init ramdisk
1109  *      start address (after possible relocation)
1110  * @initrd_end: pointer to a ulong variable, will hold final init ramdisk
1111  *      end address (after possible relocation)
1112  *
1113  * boot_ramdisk_high() takes a relocation hint from "initrd_high" environment
1114  * variable and if requested ramdisk data is moved to a specified location.
1115  *
1116  * Initrd_start and initrd_end are set to final (after relocation) ramdisk
1117  * start/end addresses if ramdisk image start and len were provided,
1118  * otherwise set initrd_start and initrd_end set to zeros.
1119  *
1120  * returns:
1121  *      0 - success
1122  *     -1 - failure
1123  */
1124 int boot_ramdisk_high(struct lmb *lmb, ulong rd_data, ulong rd_len,
1125                   ulong *initrd_start, ulong *initrd_end)
1126 {
1127         char    *s;
1128         ulong   initrd_high;
1129         int     initrd_copy_to_ram = 1;
1130
1131         if ((s = getenv("initrd_high")) != NULL) {
1132                 /* a value of "no" or a similar string will act like 0,
1133                  * turning the "load high" feature off. This is intentional.
1134                  */
1135                 initrd_high = simple_strtoul(s, NULL, 16);
1136                 if (initrd_high == ~0)
1137                         initrd_copy_to_ram = 0;
1138         } else {
1139                 initrd_high = getenv_bootm_mapsize() + getenv_bootm_low();
1140         }
1141
1142
1143 #ifdef CONFIG_LOGBUFFER
1144         /* Prevent initrd from overwriting logbuffer */
1145         lmb_reserve(lmb, logbuffer_base() - LOGBUFF_OVERHEAD, LOGBUFF_RESERVE);
1146 #endif
1147
1148         debug("## initrd_high = 0x%08lx, copy_to_ram = %d\n",
1149                         initrd_high, initrd_copy_to_ram);
1150
1151         if (rd_data) {
1152                 if (!initrd_copy_to_ram) {      /* zero-copy ramdisk support */
1153                         debug("   in-place initrd\n");
1154                         *initrd_start = rd_data;
1155                         *initrd_end = rd_data + rd_len;
1156                         lmb_reserve(lmb, rd_data, rd_len);
1157                 } else {
1158                         if (initrd_high)
1159                                 *initrd_start = (ulong)lmb_alloc_base(lmb,
1160                                                 rd_len, 0x1000, initrd_high);
1161                         else
1162                                 *initrd_start = (ulong)lmb_alloc(lmb, rd_len,
1163                                                                  0x1000);
1164
1165                         if (*initrd_start == 0) {
1166                                 puts("ramdisk - allocation error\n");
1167                                 goto error;
1168                         }
1169                         bootstage_mark(BOOTSTAGE_ID_COPY_RAMDISK);
1170
1171                         *initrd_end = *initrd_start + rd_len;
1172                         printf("   Loading Ramdisk to %08lx, end %08lx ... ",
1173                                         *initrd_start, *initrd_end);
1174
1175                         memmove_wd((void *)*initrd_start,
1176                                         (void *)rd_data, rd_len, CHUNKSZ);
1177
1178 #ifdef CONFIG_MP
1179                         /*
1180                          * Ensure the image is flushed to memory to handle
1181                          * AMP boot scenarios in which we might not be
1182                          * HW cache coherent
1183                          */
1184                         flush_cache((unsigned long)*initrd_start, rd_len);
1185 #endif
1186                         puts("OK\n");
1187                 }
1188         } else {
1189                 *initrd_start = 0;
1190                 *initrd_end = 0;
1191         }
1192         debug("   ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n",
1193                         *initrd_start, *initrd_end);
1194
1195         return 0;
1196
1197 error:
1198         return -1;
1199 }
1200 #endif /* CONFIG_SYS_BOOT_RAMDISK_HIGH */
1201
1202 int boot_get_setup(bootm_headers_t *images, uint8_t arch,
1203                    ulong *setup_start, ulong *setup_len)
1204 {
1205 #if IMAGE_ENABLE_FIT
1206         return boot_get_setup_fit(images, arch, setup_start, setup_len);
1207 #else
1208         return -ENOENT;
1209 #endif
1210 }
1211
1212 #if IMAGE_ENABLE_FIT
1213 int boot_get_loadable(int argc, char * const argv[], bootm_headers_t *images,
1214                 uint8_t arch, const ulong *ld_start, ulong * const ld_len)
1215 {
1216         /*
1217          * These variables are used to hold the current image location
1218          * in system memory.
1219          */
1220         ulong tmp_img_addr;
1221         /*
1222          * These two variables are requirements for fit_image_load, but
1223          * their values are not used
1224          */
1225         ulong img_data, img_len;
1226         void *buf;
1227         int loadables_index;
1228         int conf_noffset;
1229         int fit_img_result;
1230         char *uname;
1231
1232         /* Check to see if the images struct has a FIT configuration */
1233         if (!genimg_has_config(images)) {
1234                 debug("## FIT configuration was not specified\n");
1235                 return 0;
1236         }
1237
1238         /*
1239          * Obtain the os FIT header from the images struct
1240          * copy from dataflash if needed
1241          */
1242         tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
1243         tmp_img_addr = genimg_get_image(tmp_img_addr);
1244         buf = map_sysmem(tmp_img_addr, 0);
1245         /*
1246          * Check image type. For FIT images get FIT node
1247          * and attempt to locate a generic binary.
1248          */
1249         switch (genimg_get_format(buf)) {
1250         case IMAGE_FORMAT_FIT:
1251                 conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg);
1252
1253                 for (loadables_index = 0;
1254                      fdt_get_string_index(buf, conf_noffset,
1255                                 FIT_LOADABLE_PROP,
1256                                 loadables_index,
1257                                 (const char **)&uname) == 0;
1258                      loadables_index++)
1259                 {
1260                         fit_img_result = fit_image_load(images,
1261                                 tmp_img_addr,
1262                                 (const char **)&uname,
1263                                 &(images->fit_uname_cfg), arch,
1264                                 IH_TYPE_LOADABLE,
1265                                 BOOTSTAGE_ID_FIT_LOADABLE_START,
1266                                 FIT_LOAD_OPTIONAL_NON_ZERO,
1267                                 &img_data, &img_len);
1268                         if (fit_img_result < 0) {
1269                                 /* Something went wrong! */
1270                                 return fit_img_result;
1271                         }
1272                 }
1273                 break;
1274         default:
1275                 printf("The given image format is not supported (corrupt?)\n");
1276                 return 1;
1277         }
1278
1279         return 0;
1280 }
1281 #endif
1282
1283 #ifdef CONFIG_SYS_BOOT_GET_CMDLINE
1284 /**
1285  * boot_get_cmdline - allocate and initialize kernel cmdline
1286  * @lmb: pointer to lmb handle, will be used for memory mgmt
1287  * @cmd_start: pointer to a ulong variable, will hold cmdline start
1288  * @cmd_end: pointer to a ulong variable, will hold cmdline end
1289  *
1290  * boot_get_cmdline() allocates space for kernel command line below
1291  * BOOTMAPSZ + getenv_bootm_low() address. If "bootargs" U-Boot environemnt
1292  * variable is present its contents is copied to allocated kernel
1293  * command line.
1294  *
1295  * returns:
1296  *      0 - success
1297  *     -1 - failure
1298  */
1299 int boot_get_cmdline(struct lmb *lmb, ulong *cmd_start, ulong *cmd_end)
1300 {
1301         char *cmdline;
1302         char *s;
1303
1304         cmdline = (char *)(ulong)lmb_alloc_base(lmb, CONFIG_SYS_BARGSIZE, 0xf,
1305                                 getenv_bootm_mapsize() + getenv_bootm_low());
1306
1307         if (cmdline == NULL)
1308                 return -1;
1309
1310         if ((s = getenv("bootargs")) == NULL)
1311                 s = "";
1312
1313         strcpy(cmdline, s);
1314
1315         *cmd_start = (ulong) & cmdline[0];
1316         *cmd_end = *cmd_start + strlen(cmdline);
1317
1318         debug("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end);
1319
1320         return 0;
1321 }
1322 #endif /* CONFIG_SYS_BOOT_GET_CMDLINE */
1323
1324 #ifdef CONFIG_SYS_BOOT_GET_KBD
1325 /**
1326  * boot_get_kbd - allocate and initialize kernel copy of board info
1327  * @lmb: pointer to lmb handle, will be used for memory mgmt
1328  * @kbd: double pointer to board info data
1329  *
1330  * boot_get_kbd() allocates space for kernel copy of board info data below
1331  * BOOTMAPSZ + getenv_bootm_low() address and kernel board info is initialized
1332  * with the current u-boot board info data.
1333  *
1334  * returns:
1335  *      0 - success
1336  *     -1 - failure
1337  */
1338 int boot_get_kbd(struct lmb *lmb, bd_t **kbd)
1339 {
1340         *kbd = (bd_t *)(ulong)lmb_alloc_base(lmb, sizeof(bd_t), 0xf,
1341                                 getenv_bootm_mapsize() + getenv_bootm_low());
1342         if (*kbd == NULL)
1343                 return -1;
1344
1345         **kbd = *(gd->bd);
1346
1347         debug("## kernel board info at 0x%08lx\n", (ulong)*kbd);
1348
1349 #if defined(DEBUG) && defined(CONFIG_CMD_BDI)
1350         do_bdinfo(NULL, 0, 0, NULL);
1351 #endif
1352
1353         return 0;
1354 }
1355 #endif /* CONFIG_SYS_BOOT_GET_KBD */
1356
1357 #ifdef CONFIG_LMB
1358 int image_setup_linux(bootm_headers_t *images)
1359 {
1360         ulong of_size = images->ft_len;
1361         char **of_flat_tree = &images->ft_addr;
1362         ulong *initrd_start = &images->initrd_start;
1363         ulong *initrd_end = &images->initrd_end;
1364         struct lmb *lmb = &images->lmb;
1365         ulong rd_len;
1366         int ret;
1367
1368         if (IMAGE_ENABLE_OF_LIBFDT)
1369                 boot_fdt_add_mem_rsv_regions(lmb, *of_flat_tree);
1370
1371         if (IMAGE_BOOT_GET_CMDLINE) {
1372                 ret = boot_get_cmdline(lmb, &images->cmdline_start,
1373                                 &images->cmdline_end);
1374                 if (ret) {
1375                         puts("ERROR with allocation of cmdline\n");
1376                         return ret;
1377                 }
1378         }
1379         if (IMAGE_ENABLE_RAMDISK_HIGH) {
1380                 rd_len = images->rd_end - images->rd_start;
1381                 ret = boot_ramdisk_high(lmb, images->rd_start, rd_len,
1382                                 initrd_start, initrd_end);
1383                 if (ret)
1384                         return ret;
1385         }
1386
1387         if (IMAGE_ENABLE_OF_LIBFDT) {
1388                 ret = boot_relocate_fdt(lmb, of_flat_tree, &of_size);
1389                 if (ret)
1390                         return ret;
1391         }
1392
1393         if (IMAGE_ENABLE_OF_LIBFDT && of_size) {
1394                 ret = image_setup_libfdt(images, *of_flat_tree, of_size, lmb);
1395                 if (ret)
1396                         return ret;
1397         }
1398
1399         return 0;
1400 }
1401 #endif /* CONFIG_LMB */
1402 #endif /* !USE_HOSTCC */