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 defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT)
  33 #include <libfdt.h>
  34 #include <fdt_support.h>
  35 #endif
  36
  37 #include <u-boot/md5.h>
  38 #include <u-boot/sha1.h>
  39 #include <asm/errno.h>
  40 #include <asm/io.h>
  41
  42 #ifdef CONFIG_CMD_BDI
  43 extern int do_bdinfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
  44 #endif
  45
  46 DECLARE_GLOBAL_DATA_PTR;
  47
  48 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
  49 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
  50                                                 int verify);
  51 #endif
  52 #else
  53 #include "mkimage.h"
  54 #include <u-boot/md5.h>
  55 #include <time.h>
  56 #include <image.h>
  57 #endif /* !USE_HOSTCC*/
  58
  59 #include <u-boot/crc.h>
  60
  61 #ifndef CONFIG_SYS_BARGSIZE
  62 #define CONFIG_SYS_BARGSIZE 512
  63 #endif
  64
  65 static const table_entry_t uimage_arch[] = {
  66         {       IH_ARCH_INVALID,        NULL,           "Invalid ARCH", },
  67         {       IH_ARCH_ALPHA,          "alpha",        "Alpha",        },
  68         {       IH_ARCH_ARM,            "arm",          "ARM",          },
  69         {       IH_ARCH_I386,           "x86",          "Intel x86",    },
  70         {       IH_ARCH_IA64,           "ia64",         "IA64",         },
  71         {       IH_ARCH_M68K,           "m68k",         "M68K",         },
  72         {       IH_ARCH_MICROBLAZE,     "microblaze",   "MicroBlaze",   },
  73         {       IH_ARCH_MIPS,           "mips",         "MIPS",         },
  74         {       IH_ARCH_MIPS64,         "mips64",       "MIPS 64 Bit",  },
  75         {       IH_ARCH_NIOS2,          "nios2",        "NIOS II",      },
  76         {       IH_ARCH_PPC,            "powerpc",      "PowerPC",      },
  77         {       IH_ARCH_PPC,            "ppc",          "PowerPC",      },
  78         {       IH_ARCH_S390,           "s390",         "IBM S390",     },
  79         {       IH_ARCH_SH,             "sh",           "SuperH",       },
  80         {       IH_ARCH_SPARC,          "sparc",        "SPARC",        },
  81         {       IH_ARCH_SPARC64,        "sparc64",      "SPARC 64 Bit", },
  82         {       IH_ARCH_BLACKFIN,       "blackfin",     "Blackfin",     },
  83         {       IH_ARCH_AVR32,          "avr32",        "AVR32",        },
  84         {       IH_ARCH_NDS32,          "nds32",        "NDS32",        },
  85         {       IH_ARCH_OPENRISC,       "or1k",         "OpenRISC 1000",},
  86         {       IH_ARCH_SANDBOX,        "sandbox",      "Sandbox",      },
  87         {       IH_ARCH_ARM64,          "arm64",        "AArch64",      },
  88         {       IH_ARCH_ARC,            "arc",          "ARC",          },
  89         {       IH_ARCH_X86_64,         "x86_64",       "AMD x86_64",   },
  90         {       -1,                     "",             "",             },
  91 };
  92
  93 static const table_entry_t uimage_os[] = {
  94         {       IH_OS_INVALID,  NULL,           "Invalid OS",           },
  95         {       IH_OS_LINUX,    "linux",        "Linux",                },
  96 #if defined(CONFIG_LYNXKDI) || defined(USE_HOSTCC)
  97         {       IH_OS_LYNXOS,   "lynxos",       "LynxOS",               },
  98 #endif
  99         {       IH_OS_NETBSD,   "netbsd",       "NetBSD",               },
 100         {       IH_OS_OSE,      "ose",          "Enea OSE",             },
 101         {       IH_OS_PLAN9,    "plan9",        "Plan 9",               },
 102         {       IH_OS_RTEMS,    "rtems",        "RTEMS",                },
 103         {       IH_OS_U_BOOT,   "u-boot",       "U-Boot",               },
 104         {       IH_OS_VXWORKS,  "vxworks",      "VxWorks",              },
 105 #if defined(CONFIG_CMD_ELF) || defined(USE_HOSTCC)
 106         {       IH_OS_QNX,      "qnx",          "QNX",                  },
 107 #endif
 108 #if defined(CONFIG_INTEGRITY) || defined(USE_HOSTCC)
 109         {       IH_OS_INTEGRITY,"integrity",    "INTEGRITY",            },
 110 #endif
 111 #ifdef USE_HOSTCC
 112         {       IH_OS_4_4BSD,   "4_4bsd",       "4_4BSD",               },
 113         {       IH_OS_DELL,     "dell",         "Dell",                 },
 114         {       IH_OS_ESIX,     "esix",         "Esix",                 },
 115         {       IH_OS_FREEBSD,  "freebsd",      "FreeBSD",              },
 116         {       IH_OS_IRIX,     "irix",         "Irix",                 },
 117         {       IH_OS_NCR,      "ncr",          "NCR",                  },
 118         {       IH_OS_OPENBSD,  "openbsd",      "OpenBSD",              },
 119         {       IH_OS_PSOS,     "psos",         "pSOS",                 },
 120         {       IH_OS_SCO,      "sco",          "SCO",                  },
 121         {       IH_OS_SOLARIS,  "solaris",      "Solaris",              },
 122         {       IH_OS_SVR4,     "svr4",         "SVR4",                 },
 123 #endif
 124 #if defined(CONFIG_BOOTM_OPENRTOS) || defined(USE_HOSTCC)
 125         {       IH_OS_OPENRTOS, "openrtos",     "OpenRTOS",             },
 126 #endif
 127
 128         {       -1,             "",             "",                     },
 129 };
 130
 131 static const table_entry_t uimage_type[] = {
 132         {       IH_TYPE_AISIMAGE,   "aisimage",   "Davinci AIS image",},
 133         {       IH_TYPE_FILESYSTEM, "filesystem", "Filesystem Image",   },
 134         {       IH_TYPE_FIRMWARE,   "firmware",   "Firmware",           },
 135         {       IH_TYPE_FLATDT,     "flat_dt",    "Flat Device Tree",   },
 136         {       IH_TYPE_GPIMAGE,    "gpimage",    "TI Keystone SPL Image",},
 137         {       IH_TYPE_KERNEL,     "kernel",     "Kernel Image",       },
 138         {       IH_TYPE_KERNEL_NOLOAD, "kernel_noload",  "Kernel Image (no loading done)", },
 139         {       IH_TYPE_KWBIMAGE,   "kwbimage",   "Kirkwood Boot Image",},
 140         {       IH_TYPE_IMXIMAGE,   "imximage",   "Freescale i.MX Boot Image",},
 141         {       IH_TYPE_INVALID,    NULL,         "Invalid Image",      },
 142         {       IH_TYPE_MULTI,      "multi",      "Multi-File Image",   },
 143         {       IH_TYPE_OMAPIMAGE,  "omapimage",  "TI OMAP SPL With GP CH",},
 144         {       IH_TYPE_PBLIMAGE,   "pblimage",   "Freescale PBL Boot Image",},
 145         {       IH_TYPE_RAMDISK,    "ramdisk",    "RAMDisk Image",      },
 146         {       IH_TYPE_SCRIPT,     "script",     "Script",             },
 147         {       IH_TYPE_SOCFPGAIMAGE, "socfpgaimage", "Altera SOCFPGA preloader",},
 148         {       IH_TYPE_STANDALONE, "standalone", "Standalone Program", },
 149         {       IH_TYPE_UBLIMAGE,   "ublimage",   "Davinci UBL image",},
 150         {       IH_TYPE_MXSIMAGE,   "mxsimage",   "Freescale MXS Boot Image",},
 151         {       IH_TYPE_ATMELIMAGE, "atmelimage", "ATMEL ROM-Boot Image",},
 152         {       IH_TYPE_X86_SETUP,  "x86_setup",  "x86 setup.bin",    },
 153         {       IH_TYPE_LPC32XXIMAGE, "lpc32xximage",  "LPC32XX Boot Image", },
 154         {       -1,                 "",           "",                   },
 155 };
 156
 157 static const table_entry_t uimage_comp[] = {
 158         {       IH_COMP_NONE,   "none",         "uncompressed",         },
 159         {       IH_COMP_BZIP2,  "bzip2",        "bzip2 compressed",     },
 160         {       IH_COMP_GZIP,   "gzip",         "gzip compressed",      },
 161         {       IH_COMP_LZMA,   "lzma",         "lzma compressed",      },
 162         {       IH_COMP_LZO,    "lzo",          "lzo compressed",       },
 163         {       -1,             "",             "",                     },
 164 };
 165
 166 /*****************************************************************************/
 167 /* Legacy format routines */
 168 /*****************************************************************************/
 169 int image_check_hcrc(const image_header_t *hdr)
 170 {
 171         ulong hcrc;
 172         ulong len = image_get_header_size();
 173         image_header_t header;
 174
 175         /* Copy header so we can blank CRC field for re-calculation */
 176         memmove(&header, (char *)hdr, image_get_header_size());
 177         image_set_hcrc(&header, 0);
 178
 179         hcrc = crc32(0, (unsigned char *)&header, len);
 180
 181         return (hcrc == image_get_hcrc(hdr));
 182 }
 183
 184 int image_check_dcrc(const image_header_t *hdr)
 185 {
 186         ulong data = image_get_data(hdr);
 187         ulong len = image_get_data_size(hdr);
 188         ulong dcrc = crc32_wd(0, (unsigned char *)data, len, CHUNKSZ_CRC32);
 189
 190         return (dcrc == image_get_dcrc(hdr));
 191 }
 192
 193 /**
 194  * image_multi_count - get component (sub-image) count
 195  * @hdr: pointer to the header of the multi component image
 196  *
 197  * image_multi_count() returns number of components in a multi
 198  * component image.
 199  *
 200  * Note: no checking of the image type is done, caller must pass
 201  * a valid multi component image.
 202  *
 203  * returns:
 204  *     number of components
 205  */
 206 ulong image_multi_count(const image_header_t *hdr)
 207 {
 208         ulong i, count = 0;
 209         uint32_t *size;
 210
 211         /* get start of the image payload, which in case of multi
 212          * component images that points to a table of component sizes */
 213         size = (uint32_t *)image_get_data(hdr);
 214
 215         /* count non empty slots */
 216         for (i = 0; size[i]; ++i)
 217                 count++;
 218
 219         return count;
 220 }
 221
 222 /**
 223  * image_multi_getimg - get component data address and size
 224  * @hdr: pointer to the header of the multi component image
 225  * @idx: index of the requested component
 226  * @data: pointer to a ulong variable, will hold component data address
 227  * @len: pointer to a ulong variable, will hold component size
 228  *
 229  * image_multi_getimg() returns size and data address for the requested
 230  * component in a multi component image.
 231  *
 232  * Note: no checking of the image type is done, caller must pass
 233  * a valid multi component image.
 234  *
 235  * returns:
 236  *     data address and size of the component, if idx is valid
 237  *     0 in data and len, if idx is out of range
 238  */
 239 void image_multi_getimg(const image_header_t *hdr, ulong idx,
 240                         ulong *data, ulong *len)
 241 {
 242         int i;
 243         uint32_t *size;
 244         ulong offset, count, img_data;
 245
 246         /* get number of component */
 247         count = image_multi_count(hdr);
 248
 249         /* get start of the image payload, which in case of multi
 250          * component images that points to a table of component sizes */
 251         size = (uint32_t *)image_get_data(hdr);
 252
 253         /* get address of the proper component data start, which means
 254          * skipping sizes table (add 1 for last, null entry) */
 255         img_data = image_get_data(hdr) + (count + 1) * sizeof(uint32_t);
 256
 257         if (idx < count) {
 258                 *len = uimage_to_cpu(size[idx]);
 259                 offset = 0;
 260
 261                 /* go over all indices preceding requested component idx */
 262                 for (i = 0; i < idx; i++) {
 263                         /* add up i-th component size, rounding up to 4 bytes */
 264                         offset += (uimage_to_cpu(size[i]) + 3) & ~3 ;
 265                 }
 266
 267                 /* calculate idx-th component data address */
 268                 *data = img_data + offset;
 269         } else {
 270                 *len = 0;
 271                 *data = 0;
 272         }
 273 }
 274
 275 static void image_print_type(const image_header_t *hdr)
 276 {
 277         const char *os, *arch, *type, *comp;
 278
 279         os = genimg_get_os_name(image_get_os(hdr));
 280         arch = genimg_get_arch_name(image_get_arch(hdr));
 281         type = genimg_get_type_name(image_get_type(hdr));
 282         comp = genimg_get_comp_name(image_get_comp(hdr));
 283
 284         printf("%s %s %s (%s)\n", arch, os, type, comp);
 285 }
 286
 287 /**
 288  * image_print_contents - prints out the contents of the legacy format image
 289  * @ptr: pointer to the legacy format image header
 290  * @p: pointer to prefix string
 291  *
 292  * image_print_contents() formats a multi line legacy image contents description.
 293  * The routine prints out all header fields followed by the size/offset data
 294  * for MULTI/SCRIPT images.
 295  *
 296  * returns:
 297  *     no returned results
 298  */
 299 void image_print_contents(const void *ptr)
 300 {
 301         const image_header_t *hdr = (const image_header_t *)ptr;
 302         const char *p;
 303
 304         p = IMAGE_INDENT_STRING;
 305         printf("%sImage Name:   %.*s\n", p, IH_NMLEN, image_get_name(hdr));
 306         if (IMAGE_ENABLE_TIMESTAMP) {
 307                 printf("%sCreated:      ", p);
 308                 genimg_print_time((time_t)image_get_time(hdr));
 309         }
 310         printf("%sImage Type:   ", p);
 311         image_print_type(hdr);
 312         printf("%sData Size:    ", p);
 313         genimg_print_size(image_get_data_size(hdr));
 314         printf("%sLoad Address: %08x\n", p, image_get_load(hdr));
 315         printf("%sEntry Point:  %08x\n", p, image_get_ep(hdr));
 316
 317         if (image_check_type(hdr, IH_TYPE_MULTI) ||
 318                         image_check_type(hdr, IH_TYPE_SCRIPT)) {
 319                 int i;
 320                 ulong data, len;
 321                 ulong count = image_multi_count(hdr);
 322
 323                 printf("%sContents:\n", p);
 324                 for (i = 0; i < count; i++) {
 325                         image_multi_getimg(hdr, i, &data, &len);
 326
 327                         printf("%s   Image %d: ", p, i);
 328                         genimg_print_size(len);
 329
 330                         if (image_check_type(hdr, IH_TYPE_SCRIPT) && i > 0) {
 331                                 /*
 332                                  * the user may need to know offsets
 333                                  * if planning to do something with
 334                                  * multiple files
 335                                  */
 336                                 printf("%s    Offset = 0x%08lx\n", p, data);
 337                         }
 338                 }
 339         }
 340 }
 341
 342
 343 #ifndef USE_HOSTCC
 344 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
 345 /**
 346  * image_get_ramdisk - get and verify ramdisk image
 347  * @rd_addr: ramdisk image start address
 348  * @arch: expected ramdisk architecture
 349  * @verify: checksum verification flag
 350  *
 351  * image_get_ramdisk() returns a pointer to the verified ramdisk image
 352  * header. Routine receives image start address and expected architecture
 353  * flag. Verification done covers data and header integrity and os/type/arch
 354  * fields checking.
 355  *
 356  * If dataflash support is enabled routine checks for dataflash addresses
 357  * and handles required dataflash reads.
 358  *
 359  * returns:
 360  *     pointer to a ramdisk image header, if image was found and valid
 361  *     otherwise, return NULL
 362  */
 363 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
 364                                                 int verify)
 365 {
 366         const image_header_t *rd_hdr = (const image_header_t *)rd_addr;
 367
 368         if (!image_check_magic(rd_hdr)) {
 369                 puts("Bad Magic Number\n");
 370                 bootstage_error(BOOTSTAGE_ID_RD_MAGIC);
 371                 return NULL;
 372         }
 373
 374         if (!image_check_hcrc(rd_hdr)) {
 375                 puts("Bad Header Checksum\n");
 376                 bootstage_error(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
 377                 return NULL;
 378         }
 379
 380         bootstage_mark(BOOTSTAGE_ID_RD_MAGIC);
 381         image_print_contents(rd_hdr);
 382
 383         if (verify) {
 384                 puts("   Verifying Checksum ... ");
 385                 if (!image_check_dcrc(rd_hdr)) {
 386                         puts("Bad Data CRC\n");
 387                         bootstage_error(BOOTSTAGE_ID_RD_CHECKSUM);
 388                         return NULL;
 389                 }
 390                 puts("OK\n");
 391         }
 392
 393         bootstage_mark(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
 394
 395         if (!image_check_os(rd_hdr, IH_OS_LINUX) ||
 396             !image_check_arch(rd_hdr, arch) ||
 397             !image_check_type(rd_hdr, IH_TYPE_RAMDISK)) {
 398                 printf("No Linux %s Ramdisk Image\n",
 399                                 genimg_get_arch_name(arch));
 400                 bootstage_error(BOOTSTAGE_ID_RAMDISK);
 401                 return NULL;
 402         }
 403
 404         return rd_hdr;
 405 }
 406 #endif
 407 #endif /* !USE_HOSTCC */
 408
 409 /*****************************************************************************/
 410 /* Shared dual-format routines */
 411 /*****************************************************************************/
 412 #ifndef USE_HOSTCC
 413 ulong load_addr = CONFIG_SYS_LOAD_ADDR; /* Default Load Address */
 414 ulong save_addr;                        /* Default Save Address */
 415 ulong save_size;                        /* Default Save Size (in bytes) */
 416
 417 static int on_loadaddr(const char *name, const char *value, enum env_op op,
 418         int flags)
 419 {
 420         switch (op) {
 421         case env_op_create:
 422         case env_op_overwrite:
 423                 load_addr = simple_strtoul(value, NULL, 16);
 424                 break;
 425         default:
 426                 break;
 427         }
 428
 429         return 0;
 430 }
 431 U_BOOT_ENV_CALLBACK(loadaddr, on_loadaddr);
 432
 433 ulong getenv_bootm_low(void)
 434 {
 435         char *s = getenv("bootm_low");
 436         if (s) {
 437                 ulong tmp = simple_strtoul(s, NULL, 16);
 438                 return tmp;
 439         }
 440
 441 #if defined(CONFIG_SYS_SDRAM_BASE)
 442         return CONFIG_SYS_SDRAM_BASE;
 443 #elif defined(CONFIG_ARM)
 444         return gd->bd->bi_dram[0].start;
 445 #else
 446         return 0;
 447 #endif
 448 }
 449
 450 phys_size_t getenv_bootm_size(void)
 451 {
 452         phys_size_t tmp;
 453         char *s = getenv("bootm_size");
 454         if (s) {
 455                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 456                 return tmp;
 457         }
 458         s = getenv("bootm_low");
 459         if (s)
 460                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 461         else
 462                 tmp = 0;
 463
 464
 465 #if defined(CONFIG_ARM)
 466         return gd->bd->bi_dram[0].size - tmp;
 467 #else
 468         return gd->bd->bi_memsize - tmp;
 469 #endif
 470 }
 471
 472 phys_size_t getenv_bootm_mapsize(void)
 473 {
 474         phys_size_t tmp;
 475         char *s = getenv("bootm_mapsize");
 476         if (s) {
 477                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 478                 return tmp;
 479         }
 480
 481 #if defined(CONFIG_SYS_BOOTMAPSZ)
 482         return CONFIG_SYS_BOOTMAPSZ;
 483 #else
 484         return getenv_bootm_size();
 485 #endif
 486 }
 487
 488 void memmove_wd(void *to, void *from, size_t len, ulong chunksz)
 489 {
 490         if (to == from)
 491                 return;
 492
 493 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
 494         if (to > from) {
 495                 from += len;
 496                 to += len;
 497         }
 498         while (len > 0) {
 499                 size_t tail = (len > chunksz) ? chunksz : len;
 500                 WATCHDOG_RESET();
 501                 if (to > from) {
 502                         to -= tail;
 503                         from -= tail;
 504                 }
 505                 memmove(to, from, tail);
 506                 if (to < from) {
 507                         to += tail;
 508                         from += tail;
 509                 }
 510                 len -= tail;
 511         }
 512 #else   /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
 513         memmove(to, from, len);
 514 #endif  /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
 515 }
 516 #endif /* !USE_HOSTCC */
 517
 518 void genimg_print_size(uint32_t size)
 519 {
 520 #ifndef USE_HOSTCC
 521         printf("%d Bytes = ", size);
 522         print_size(size, "\n");
 523 #else
 524         printf("%d Bytes = %.2f kB = %.2f MB\n",
 525                         size, (double)size / 1.024e3,
 526                         (double)size / 1.048576e6);
 527 #endif
 528 }
 529
 530 #if IMAGE_ENABLE_TIMESTAMP
 531 void genimg_print_time(time_t timestamp)
 532 {
 533 #ifndef USE_HOSTCC
 534         struct rtc_time tm;
 535
 536         rtc_to_tm(timestamp, &tm);
 537         printf("%4d-%02d-%02d  %2d:%02d:%02d UTC\n",
 538                         tm.tm_year, tm.tm_mon, tm.tm_mday,
 539                         tm.tm_hour, tm.tm_min, tm.tm_sec);
 540 #else
 541         printf("%s", ctime(&timestamp));
 542 #endif
 543 }
 544 #endif
 545
 546 /**
 547  * get_table_entry_name - translate entry id to long name
 548  * @table: pointer to a translation table for entries of a specific type
 549  * @msg: message to be returned when translation fails
 550  * @id: entry id to be translated
 551  *
 552  * get_table_entry_name() will go over translation table trying to find
 553  * entry that matches given id. If matching entry is found, its long
 554  * name is returned to the caller.
 555  *
 556  * returns:
 557  *     long entry name if translation succeeds
 558  *     msg otherwise
 559  */
 560 char *get_table_entry_name(const table_entry_t *table, char *msg, int id)
 561 {
 562         for (; table->id >= 0; ++table) {
 563                 if (table->id == id)
 564 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 565                         return table->lname;
 566 #else
 567                         return table->lname + gd->reloc_off;
 568 #endif
 569         }
 570         return (msg);
 571 }
 572
 573 const char *genimg_get_os_name(uint8_t os)
 574 {
 575         return (get_table_entry_name(uimage_os, "Unknown OS", os));
 576 }
 577
 578 const char *genimg_get_arch_name(uint8_t arch)
 579 {
 580         return (get_table_entry_name(uimage_arch, "Unknown Architecture",
 581                                         arch));
 582 }
 583
 584 const char *genimg_get_type_name(uint8_t type)
 585 {
 586         return (get_table_entry_name(uimage_type, "Unknown Image", type));
 587 }
 588
 589 const char *genimg_get_comp_name(uint8_t comp)
 590 {
 591         return (get_table_entry_name(uimage_comp, "Unknown Compression",
 592                                         comp));
 593 }
 594
 595 /**
 596  * get_table_entry_id - translate short entry name to id
 597  * @table: pointer to a translation table for entries of a specific type
 598  * @table_name: to be used in case of error
 599  * @name: entry short name to be translated
 600  *
 601  * get_table_entry_id() will go over translation table trying to find
 602  * entry that matches given short name. If matching entry is found,
 603  * its id returned to the caller.
 604  *
 605  * returns:
 606  *     entry id if translation succeeds
 607  *     -1 otherwise
 608  */
 609 int get_table_entry_id(const table_entry_t *table,
 610                 const char *table_name, const char *name)
 611 {
 612         const table_entry_t *t;
 613 #ifdef USE_HOSTCC
 614         int first = 1;
 615
 616         for (t = table; t->id >= 0; ++t) {
 617                 if (t->sname && strcasecmp(t->sname, name) == 0)
 618                         return(t->id);
 619         }
 620
 621         fprintf(stderr, "\nInvalid %s Type - valid names are", table_name);
 622         for (t = table; t->id >= 0; ++t) {
 623                 if (t->sname == NULL)
 624                         continue;
 625                 fprintf(stderr, "%c %s", (first) ? ':' : ',', t->sname);
 626                 first = 0;
 627         }
 628         fprintf(stderr, "\n");
 629 #else
 630         for (t = table; t->id >= 0; ++t) {
 631 #ifdef CONFIG_NEEDS_MANUAL_RELOC
 632                 if (t->sname && strcmp(t->sname + gd->reloc_off, name) == 0)
 633 #else
 634                 if (t->sname && strcmp(t->sname, name) == 0)
 635 #endif
 636                         return (t->id);
 637         }
 638         debug("Invalid %s Type: %s\n", table_name, name);
 639 #endif /* USE_HOSTCC */
 640         return (-1);
 641 }
 642
 643 int genimg_get_os_id(const char *name)
 644 {
 645         return (get_table_entry_id(uimage_os, "OS", name));
 646 }
 647
 648 int genimg_get_arch_id(const char *name)
 649 {
 650         return (get_table_entry_id(uimage_arch, "CPU", name));
 651 }
 652
 653 int genimg_get_type_id(const char *name)
 654 {
 655         return (get_table_entry_id(uimage_type, "Image", name));
 656 }
 657
 658 int genimg_get_comp_id(const char *name)
 659 {
 660         return (get_table_entry_id(uimage_comp, "Compression", name));
 661 }
 662
 663 #ifndef USE_HOSTCC
 664 /**
 665  * genimg_get_kernel_addr_fit - get the real kernel address and return 2
 666  *                              FIT strings
 667  * @img_addr: a string might contain real image address
 668  * @fit_uname_config: double pointer to a char, will hold pointer to a
 669  *                    configuration unit name
 670  * @fit_uname_kernel: double pointer to a char, will hold pointer to a subimage
 671  *                    name
 672  *
 673  * genimg_get_kernel_addr_fit get the real kernel start address from a string
 674  * which is normally the first argv of bootm/bootz
 675  *
 676  * returns:
 677  *     kernel start address
 678  */
 679 ulong genimg_get_kernel_addr_fit(char * const img_addr,
 680                              const char **fit_uname_config,
 681                              const char **fit_uname_kernel)
 682 {
 683         ulong kernel_addr;
 684
 685         /* find out kernel image address */
 686         if (!img_addr) {
 687                 kernel_addr = load_addr;
 688                 debug("*  kernel: default image load address = 0x%08lx\n",
 689                       load_addr);
 690 #if defined(CONFIG_FIT)
 691         } else if (fit_parse_conf(img_addr, load_addr, &kernel_addr,
 692                                   fit_uname_config)) {
 693                 debug("*  kernel: config '%s' from image at 0x%08lx\n",
 694                       *fit_uname_config, kernel_addr);
 695         } else if (fit_parse_subimage(img_addr, load_addr, &kernel_addr,
 696                                      fit_uname_kernel)) {
 697                 debug("*  kernel: subimage '%s' from image at 0x%08lx\n",
 698                       *fit_uname_kernel, kernel_addr);
 699 #endif
 700         } else {
 701                 kernel_addr = simple_strtoul(img_addr, NULL, 16);
 702                 debug("*  kernel: cmdline image address = 0x%08lx\n",
 703                       kernel_addr);
 704         }
 705
 706         return kernel_addr;
 707 }
 708
 709 /**
 710  * genimg_get_kernel_addr() is the simple version of
 711  * genimg_get_kernel_addr_fit(). It ignores those return FIT strings
 712  */
 713 ulong genimg_get_kernel_addr(char * const img_addr)
 714 {
 715         const char *fit_uname_config = NULL;
 716         const char *fit_uname_kernel = NULL;
 717
 718         return genimg_get_kernel_addr_fit(img_addr, &fit_uname_config,
 719                                           &fit_uname_kernel);
 720 }
 721
 722 /**
 723  * genimg_get_format - get image format type
 724  * @img_addr: image start address
 725  *
 726  * genimg_get_format() checks whether provided address points to a valid
 727  * legacy or FIT image.
 728  *
 729  * New uImage format and FDT blob are based on a libfdt. FDT blob
 730  * may be passed directly or embedded in a FIT image. In both situations
 731  * genimg_get_format() must be able to dectect libfdt header.
 732  *
 733  * returns:
 734  *     image format type or IMAGE_FORMAT_INVALID if no image is present
 735  */
 736 int genimg_get_format(const void *img_addr)
 737 {
 738 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
 739         const image_header_t *hdr;
 740
 741         hdr = (const image_header_t *)img_addr;
 742         if (image_check_magic(hdr))
 743                 return IMAGE_FORMAT_LEGACY;
 744 #endif
 745 #if defined(CONFIG_FIT) || defined(CONFIG_OF_LIBFDT)
 746         if (fdt_check_header(img_addr) == 0)
 747                 return IMAGE_FORMAT_FIT;
 748 #endif
 749 #ifdef CONFIG_ANDROID_BOOT_IMAGE
 750         if (android_image_check_header(img_addr) == 0)
 751                 return IMAGE_FORMAT_ANDROID;
 752 #endif
 753
 754         return IMAGE_FORMAT_INVALID;
 755 }
 756
 757 /**
 758  * genimg_get_image - get image from special storage (if necessary)
 759  * @img_addr: image start address
 760  *
 761  * genimg_get_image() checks if provided image start address is located
 762  * in a dataflash storage. If so, image is moved to a system RAM memory.
 763  *
 764  * returns:
 765  *     image start address after possible relocation from special storage
 766  */
 767 ulong genimg_get_image(ulong img_addr)
 768 {
 769         ulong ram_addr = img_addr;
 770
 771 #ifdef CONFIG_HAS_DATAFLASH
 772         ulong h_size, d_size;
 773
 774         if (addr_dataflash(img_addr)) {
 775                 void *buf;
 776
 777                 /* ger RAM address */
 778                 ram_addr = CONFIG_SYS_LOAD_ADDR;
 779
 780                 /* get header size */
 781                 h_size = image_get_header_size();
 782 #if defined(CONFIG_FIT)
 783                 if (sizeof(struct fdt_header) > h_size)
 784                         h_size = sizeof(struct fdt_header);
 785 #endif
 786
 787                 /* read in header */
 788                 debug("   Reading image header from dataflash address "
 789                         "%08lx to RAM address %08lx\n", img_addr, ram_addr);
 790
 791                 buf = map_sysmem(ram_addr, 0);
 792                 read_dataflash(img_addr, h_size, buf);
 793
 794                 /* get data size */
 795                 switch (genimg_get_format(buf)) {
 796 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
 797                 case IMAGE_FORMAT_LEGACY:
 798                         d_size = image_get_data_size(buf);
 799                         debug("   Legacy format image found at 0x%08lx, "
 800                                         "size 0x%08lx\n",
 801                                         ram_addr, d_size);
 802                         break;
 803 #endif
 804 #if defined(CONFIG_FIT)
 805                 case IMAGE_FORMAT_FIT:
 806                         d_size = fit_get_size(buf) - h_size;
 807                         debug("   FIT/FDT format image found at 0x%08lx, "
 808                                         "size 0x%08lx\n",
 809                                         ram_addr, d_size);
 810                         break;
 811 #endif
 812                 default:
 813                         printf("   No valid image found at 0x%08lx\n",
 814                                 img_addr);
 815                         return ram_addr;
 816                 }
 817
 818                 /* read in image data */
 819                 debug("   Reading image remaining data from dataflash address "
 820                         "%08lx to RAM address %08lx\n", img_addr + h_size,
 821                         ram_addr + h_size);
 822
 823                 read_dataflash(img_addr + h_size, d_size,
 824                                 (char *)(buf + h_size));
 825
 826         }
 827 #endif /* CONFIG_HAS_DATAFLASH */
 828
 829         return ram_addr;
 830 }
 831
 832 /**
 833  * fit_has_config - check if there is a valid FIT configuration
 834  * @images: pointer to the bootm command headers structure
 835  *
 836  * fit_has_config() checks if there is a FIT configuration in use
 837  * (if FTI support is present).
 838  *
 839  * returns:
 840  *     0, no FIT support or no configuration found
 841  *     1, configuration found
 842  */
 843 int genimg_has_config(bootm_headers_t *images)
 844 {
 845 #if defined(CONFIG_FIT)
 846         if (images->fit_uname_cfg)
 847                 return 1;
 848 #endif
 849         return 0;
 850 }
 851
 852 /**
 853  * boot_get_ramdisk - main ramdisk handling routine
 854  * @argc: command argument count
 855  * @argv: command argument list
 856  * @images: pointer to the bootm images structure
 857  * @arch: expected ramdisk architecture
 858  * @rd_start: pointer to a ulong variable, will hold ramdisk start address
 859  * @rd_end: pointer to a ulong variable, will hold ramdisk end
 860  *
 861  * boot_get_ramdisk() is responsible for finding a valid ramdisk image.
 862  * Curently supported are the following ramdisk sources:
 863  *      - multicomponent kernel/ramdisk image,
 864  *      - commandline provided address of decicated ramdisk image.
 865  *
 866  * returns:
 867  *     0, if ramdisk image was found and valid, or skiped
 868  *     rd_start and rd_end are set to ramdisk start/end addresses if
 869  *     ramdisk image is found and valid
 870  *
 871  *     1, if ramdisk image is found but corrupted, or invalid
 872  *     rd_start and rd_end are set to 0 if no ramdisk exists
 873  */
 874 int boot_get_ramdisk(int argc, char * const argv[], bootm_headers_t *images,
 875                 uint8_t arch, ulong *rd_start, ulong *rd_end)
 876 {
 877         ulong rd_addr, rd_load;
 878         ulong rd_data, rd_len;
 879 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
 880         const image_header_t *rd_hdr;
 881 #endif
 882         void *buf;
 883 #ifdef CONFIG_SUPPORT_RAW_INITRD
 884         char *end;
 885 #endif
 886 #if defined(CONFIG_FIT)
 887         const char      *fit_uname_config = images->fit_uname_cfg;
 888         const char      *fit_uname_ramdisk = NULL;
 889         ulong           default_addr;
 890         int             rd_noffset;
 891 #endif
 892         const char *select = NULL;
 893
 894         *rd_start = 0;
 895         *rd_end = 0;
 896
 897         if (argc >= 2)
 898                 select = argv[1];
 899         /*
 900          * Look for a '-' which indicates to ignore the
 901          * ramdisk argument
 902          */
 903         if (select && strcmp(select, "-") ==  0) {
 904                 debug("## Skipping init Ramdisk\n");
 905                 rd_len = rd_data = 0;
 906         } else if (select || genimg_has_config(images)) {
 907 #if defined(CONFIG_FIT)
 908                 if (select) {
 909                         /*
 910                          * If the init ramdisk comes from the FIT image and
 911                          * the FIT image address is omitted in the command
 912                          * line argument, try to use os FIT image address or
 913                          * default load address.
 914                          */
 915                         if (images->fit_uname_os)
 916                                 default_addr = (ulong)images->fit_hdr_os;
 917                         else
 918                                 default_addr = load_addr;
 919
 920                         if (fit_parse_conf(select, default_addr,
 921                                            &rd_addr, &fit_uname_config)) {
 922                                 debug("*  ramdisk: config '%s' from image at "
 923                                                 "0x%08lx\n",
 924                                                 fit_uname_config, rd_addr);
 925                         } else if (fit_parse_subimage(select, default_addr,
 926                                                 &rd_addr, &fit_uname_ramdisk)) {
 927                                 debug("*  ramdisk: subimage '%s' from image at "
 928                                                 "0x%08lx\n",
 929                                                 fit_uname_ramdisk, rd_addr);
 930                         } else
 931 #endif
 932                         {
 933                                 rd_addr = simple_strtoul(select, NULL, 16);
 934                                 debug("*  ramdisk: cmdline image address = "
 935                                                 "0x%08lx\n",
 936                                                 rd_addr);
 937                         }
 938 #if defined(CONFIG_FIT)
 939                 } else {
 940                         /* use FIT configuration provided in first bootm
 941                          * command argument. If the property is not defined,
 942                          * quit silently.
 943                          */
 944                         rd_addr = map_to_sysmem(images->fit_hdr_os);
 945                         rd_noffset = fit_get_node_from_config(images,
 946                                         FIT_RAMDISK_PROP, rd_addr);
 947                         if (rd_noffset == -ENOLINK)
 948                                 return 0;
 949                         else if (rd_noffset < 0)
 950                                 return 1;
 951                 }
 952 #endif
 953
 954                 /* copy from dataflash if needed */
 955                 rd_addr = genimg_get_image(rd_addr);
 956
 957                 /*
 958                  * Check if there is an initrd image at the
 959                  * address provided in the second bootm argument
 960                  * check image type, for FIT images get FIT node.
 961                  */
 962                 buf = map_sysmem(rd_addr, 0);
 963                 switch (genimg_get_format(buf)) {
 964 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
 965                 case IMAGE_FORMAT_LEGACY:
 966                         printf("## Loading init Ramdisk from Legacy "
 967                                         "Image at %08lx ...\n", rd_addr);
 968
 969                         bootstage_mark(BOOTSTAGE_ID_CHECK_RAMDISK);
 970                         rd_hdr = image_get_ramdisk(rd_addr, arch,
 971                                                         images->verify);
 972
 973                         if (rd_hdr == NULL)
 974                                 return 1;
 975
 976                         rd_data = image_get_data(rd_hdr);
 977                         rd_len = image_get_data_size(rd_hdr);
 978                         rd_load = image_get_load(rd_hdr);
 979                         break;
 980 #endif
 981 #if defined(CONFIG_FIT)
 982                 case IMAGE_FORMAT_FIT:
 983                         rd_noffset = fit_image_load(images,
 984                                         rd_addr, &fit_uname_ramdisk,
 985                                         &fit_uname_config, arch,
 986                                         IH_TYPE_RAMDISK,
 987                                         BOOTSTAGE_ID_FIT_RD_START,
 988                                         FIT_LOAD_OPTIONAL_NON_ZERO,
 989                                         &rd_data, &rd_len);
 990                         if (rd_noffset < 0)
 991                                 return 1;
 992
 993                         images->fit_hdr_rd = map_sysmem(rd_addr, 0);
 994                         images->fit_uname_rd = fit_uname_ramdisk;
 995                         images->fit_noffset_rd = rd_noffset;
 996                         break;
 997 #endif
 998                 default:
 999 #ifdef CONFIG_SUPPORT_RAW_INITRD
1000                         end = NULL;
1001                         if (select)
1002                                 end = strchr(select, ':');
1003                         if (end) {
1004                                 rd_len = simple_strtoul(++end, NULL, 16);
1005                                 rd_data = rd_addr;
1006                         } else
1007 #endif
1008                         {
1009                                 puts("Wrong Ramdisk Image Format\n");
1010                                 rd_data = rd_len = rd_load = 0;
1011                                 return 1;
1012                         }
1013                 }
1014         } else if (images->legacy_hdr_valid &&
1015                         image_check_type(&images->legacy_hdr_os_copy,
1016                                                 IH_TYPE_MULTI)) {
1017
1018                 /*
1019                  * Now check if we have a legacy mult-component image,
1020                  * get second entry data start address and len.
1021                  */
1022                 bootstage_mark(BOOTSTAGE_ID_RAMDISK);
1023                 printf("## Loading init Ramdisk from multi component "
1024                                 "Legacy Image at %08lx ...\n",
1025                                 (ulong)images->legacy_hdr_os);
1026
1027                 image_multi_getimg(images->legacy_hdr_os, 1, &rd_data, &rd_len);
1028         }
1029 #ifdef CONFIG_ANDROID_BOOT_IMAGE
1030         else if ((genimg_get_format((void *)images->os.start)
1031                         == IMAGE_FORMAT_ANDROID) &&
1032                  (!android_image_get_ramdisk((void *)images->os.start,
1033                  &rd_data, &rd_len))) {
1034                 /* empty */
1035         }
1036 #endif
1037         else {
1038                 /*
1039                  * no initrd image
1040                  */
1041                 bootstage_mark(BOOTSTAGE_ID_NO_RAMDISK);
1042                 rd_len = rd_data = 0;
1043         }
1044
1045         if (!rd_data) {
1046                 debug("## No init Ramdisk\n");
1047         } else {
1048                 *rd_start = rd_data;
1049                 *rd_end = rd_data + rd_len;
1050         }
1051         debug("   ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n",
1052                         *rd_start, *rd_end);
1053
1054         return 0;
1055 }
1056
1057 #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
1058 /**
1059  * boot_ramdisk_high - relocate init ramdisk
1060  * @lmb: pointer to lmb handle, will be used for memory mgmt
1061  * @rd_data: ramdisk data start address
1062  * @rd_len: ramdisk data length
1063  * @initrd_start: pointer to a ulong variable, will hold final init ramdisk
1064  *      start address (after possible relocation)
1065  * @initrd_end: pointer to a ulong variable, will hold final init ramdisk
1066  *      end address (after possible relocation)
1067  *
1068  * boot_ramdisk_high() takes a relocation hint from "initrd_high" environment
1069  * variable and if requested ramdisk data is moved to a specified location.
1070  *
1071  * Initrd_start and initrd_end are set to final (after relocation) ramdisk
1072  * start/end addresses if ramdisk image start and len were provided,
1073  * otherwise set initrd_start and initrd_end set to zeros.
1074  *
1075  * returns:
1076  *      0 - success
1077  *     -1 - failure
1078  */
1079 int boot_ramdisk_high(struct lmb *lmb, ulong rd_data, ulong rd_len,
1080                   ulong *initrd_start, ulong *initrd_end)
1081 {
1082         char    *s;
1083         ulong   initrd_high;
1084         int     initrd_copy_to_ram = 1;
1085
1086         if ((s = getenv("initrd_high")) != NULL) {
1087                 /* a value of "no" or a similar string will act like 0,
1088                  * turning the "load high" feature off. This is intentional.
1089                  */
1090                 initrd_high = simple_strtoul(s, NULL, 16);
1091                 if (initrd_high == ~0)
1092                         initrd_copy_to_ram = 0;
1093         } else {
1094                 /* not set, no restrictions to load high */
1095                 initrd_high = ~0;
1096         }
1097
1098
1099 #ifdef CONFIG_LOGBUFFER
1100         /* Prevent initrd from overwriting logbuffer */
1101         lmb_reserve(lmb, logbuffer_base() - LOGBUFF_OVERHEAD, LOGBUFF_RESERVE);
1102 #endif
1103
1104         debug("## initrd_high = 0x%08lx, copy_to_ram = %d\n",
1105                         initrd_high, initrd_copy_to_ram);
1106
1107         if (rd_data) {
1108                 if (!initrd_copy_to_ram) {      /* zero-copy ramdisk support */
1109                         debug("   in-place initrd\n");
1110                         *initrd_start = rd_data;
1111                         *initrd_end = rd_data + rd_len;
1112                         lmb_reserve(lmb, rd_data, rd_len);
1113                 } else {
1114                         if (initrd_high)
1115                                 *initrd_start = (ulong)lmb_alloc_base(lmb,
1116                                                 rd_len, 0x1000, initrd_high);
1117                         else
1118                                 *initrd_start = (ulong)lmb_alloc(lmb, rd_len,
1119                                                                  0x1000);
1120
1121                         if (*initrd_start == 0) {
1122                                 puts("ramdisk - allocation error\n");
1123                                 goto error;
1124                         }
1125                         bootstage_mark(BOOTSTAGE_ID_COPY_RAMDISK);
1126
1127                         *initrd_end = *initrd_start + rd_len;
1128                         printf("   Loading Ramdisk to %08lx, end %08lx ... ",
1129                                         *initrd_start, *initrd_end);
1130
1131                         memmove_wd((void *)*initrd_start,
1132                                         (void *)rd_data, rd_len, CHUNKSZ);
1133
1134 #ifdef CONFIG_MP
1135                         /*
1136                          * Ensure the image is flushed to memory to handle
1137                          * AMP boot scenarios in which we might not be
1138                          * HW cache coherent
1139                          */
1140                         flush_cache((unsigned long)*initrd_start, rd_len);
1141 #endif
1142                         puts("OK\n");
1143                 }
1144         } else {
1145                 *initrd_start = 0;
1146                 *initrd_end = 0;
1147         }
1148         debug("   ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n",
1149                         *initrd_start, *initrd_end);
1150
1151         return 0;
1152
1153 error:
1154         return -1;
1155 }
1156 #endif /* CONFIG_SYS_BOOT_RAMDISK_HIGH */
1157
1158 int boot_get_setup(bootm_headers_t *images, uint8_t arch,
1159                    ulong *setup_start, ulong *setup_len)
1160 {
1161 #if defined(CONFIG_FIT)
1162         return boot_get_setup_fit(images, arch, setup_start, setup_len);
1163 #else
1164         return -ENOENT;
1165 #endif
1166 }
1167
1168 #if defined(CONFIG_FIT)
1169 int boot_get_loadable(int argc, char * const argv[], bootm_headers_t *images,
1170                 uint8_t arch, const ulong *ld_start, ulong * const ld_len)
1171 {
1172         /*
1173          * These variables are used to hold the current image location
1174          * in system memory.
1175          */
1176         ulong tmp_img_addr;
1177         /*
1178          * These two variables are requirements for fit_image_load, but
1179          * their values are not used
1180          */
1181         ulong img_data, img_len;
1182         void *buf;
1183         int loadables_index;
1184         int conf_noffset;
1185         int fit_img_result;
1186         char *uname;
1187
1188         /* Check to see if the images struct has a FIT configuration */
1189         if (!genimg_has_config(images)) {
1190                 debug("## FIT configuration was not specified\n");
1191                 return 0;
1192         }
1193
1194         /*
1195          * Obtain the os FIT header from the images struct
1196          * copy from dataflash if needed
1197          */
1198         tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
1199         tmp_img_addr = genimg_get_image(tmp_img_addr);
1200         buf = map_sysmem(tmp_img_addr, 0);
1201         /*
1202          * Check image type. For FIT images get FIT node
1203          * and attempt to locate a generic binary.
1204          */
1205         switch (genimg_get_format(buf)) {
1206         case IMAGE_FORMAT_FIT:
1207                 conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg);
1208
1209                 for (loadables_index = 0;
1210                      !fdt_get_string_index(buf, conf_noffset,
1211                                 FIT_LOADABLE_PROP,
1212                                 loadables_index,
1213                                 (const char **)&uname) > 0;
1214                      loadables_index++)
1215                 {
1216                         fit_img_result = fit_image_load(images,
1217                                 tmp_img_addr,
1218                                 (const char **)&uname,
1219                                 &(images->fit_uname_cfg), arch,
1220                                 IH_TYPE_LOADABLE,
1221                                 BOOTSTAGE_ID_FIT_LOADABLE_START,
1222                                 FIT_LOAD_OPTIONAL_NON_ZERO,
1223                                 &img_data, &img_len);
1224                         if (fit_img_result < 0) {
1225                                 /* Something went wrong! */
1226                                 return fit_img_result;
1227                         }
1228                 }
1229                 break;
1230         default:
1231                 printf("The given image format is not supported (corrupt?)\n");
1232                 return 1;
1233         }
1234
1235         return 0;
1236 }
1237 #endif
1238
1239 #ifdef CONFIG_SYS_BOOT_GET_CMDLINE
1240 /**
1241  * boot_get_cmdline - allocate and initialize kernel cmdline
1242  * @lmb: pointer to lmb handle, will be used for memory mgmt
1243  * @cmd_start: pointer to a ulong variable, will hold cmdline start
1244  * @cmd_end: pointer to a ulong variable, will hold cmdline end
1245  *
1246  * boot_get_cmdline() allocates space for kernel command line below
1247  * BOOTMAPSZ + getenv_bootm_low() address. If "bootargs" U-boot environemnt
1248  * variable is present its contents is copied to allocated kernel
1249  * command line.
1250  *
1251  * returns:
1252  *      0 - success
1253  *     -1 - failure
1254  */
1255 int boot_get_cmdline(struct lmb *lmb, ulong *cmd_start, ulong *cmd_end)
1256 {
1257         char *cmdline;
1258         char *s;
1259
1260         cmdline = (char *)(ulong)lmb_alloc_base(lmb, CONFIG_SYS_BARGSIZE, 0xf,
1261                                 getenv_bootm_mapsize() + getenv_bootm_low());
1262
1263         if (cmdline == NULL)
1264                 return -1;
1265
1266         if ((s = getenv("bootargs")) == NULL)
1267                 s = "";
1268
1269         strcpy(cmdline, s);
1270
1271         *cmd_start = (ulong) & cmdline[0];
1272         *cmd_end = *cmd_start + strlen(cmdline);
1273
1274         debug("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end);
1275
1276         return 0;
1277 }
1278 #endif /* CONFIG_SYS_BOOT_GET_CMDLINE */
1279
1280 #ifdef CONFIG_SYS_BOOT_GET_KBD
1281 /**
1282  * boot_get_kbd - allocate and initialize kernel copy of board info
1283  * @lmb: pointer to lmb handle, will be used for memory mgmt
1284  * @kbd: double pointer to board info data
1285  *
1286  * boot_get_kbd() allocates space for kernel copy of board info data below
1287  * BOOTMAPSZ + getenv_bootm_low() address and kernel board info is initialized
1288  * with the current u-boot board info data.
1289  *
1290  * returns:
1291  *      0 - success
1292  *     -1 - failure
1293  */
1294 int boot_get_kbd(struct lmb *lmb, bd_t **kbd)
1295 {
1296         *kbd = (bd_t *)(ulong)lmb_alloc_base(lmb, sizeof(bd_t), 0xf,
1297                                 getenv_bootm_mapsize() + getenv_bootm_low());
1298         if (*kbd == NULL)
1299                 return -1;
1300
1301         **kbd = *(gd->bd);
1302
1303         debug("## kernel board info at 0x%08lx\n", (ulong)*kbd);
1304
1305 #if defined(DEBUG) && defined(CONFIG_CMD_BDI)
1306         do_bdinfo(NULL, 0, 0, NULL);
1307 #endif
1308
1309         return 0;
1310 }
1311 #endif /* CONFIG_SYS_BOOT_GET_KBD */
1312
1313 #ifdef CONFIG_LMB
1314 int image_setup_linux(bootm_headers_t *images)
1315 {
1316         ulong of_size = images->ft_len;
1317         char **of_flat_tree = &images->ft_addr;
1318         ulong *initrd_start = &images->initrd_start;
1319         ulong *initrd_end = &images->initrd_end;
1320         struct lmb *lmb = &images->lmb;
1321         ulong rd_len;
1322         int ret;
1323
1324         if (IMAGE_ENABLE_OF_LIBFDT)
1325                 boot_fdt_add_mem_rsv_regions(lmb, *of_flat_tree);
1326
1327         if (IMAGE_BOOT_GET_CMDLINE) {
1328                 ret = boot_get_cmdline(lmb, &images->cmdline_start,
1329                                 &images->cmdline_end);
1330                 if (ret) {
1331                         puts("ERROR with allocation of cmdline\n");
1332                         return ret;
1333                 }
1334         }
1335         if (IMAGE_ENABLE_RAMDISK_HIGH) {
1336                 rd_len = images->rd_end - images->rd_start;
1337                 ret = boot_ramdisk_high(lmb, images->rd_start, rd_len,
1338                                 initrd_start, initrd_end);
1339                 if (ret)
1340                         return ret;
1341         }
1342
1343         if (IMAGE_ENABLE_OF_LIBFDT) {
1344                 ret = boot_relocate_fdt(lmb, of_flat_tree, &of_size);
1345                 if (ret)
1346                         return ret;
1347         }
1348
1349         if (IMAGE_ENABLE_OF_LIBFDT && of_size) {
1350                 ret = image_setup_libfdt(images, *of_flat_tree, of_size, lmb);
1351                 if (ret)
1352                         return ret;
1353         }
1354
1355         return 0;
1356 }
1357 #endif /* CONFIG_LMB */
1358 #endif /* !USE_HOSTCC */