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         {       IH_TYPE_ZYNQMPIMAGE, "zynqmpimage", "Xilinx ZynqMP Boot Image" },
 163         {       -1,                 "",           "",                   },
 164 };
 165
 166 static const table_entry_t uimage_comp[] = {
 167         {       IH_COMP_NONE,   "none",         "uncompressed",         },
 168         {       IH_COMP_BZIP2,  "bzip2",        "bzip2 compressed",     },
 169         {       IH_COMP_GZIP,   "gzip",         "gzip compressed",      },
 170         {       IH_COMP_LZMA,   "lzma",         "lzma compressed",      },
 171         {       IH_COMP_LZO,    "lzo",          "lzo compressed",       },
 172         {       IH_COMP_LZ4,    "lz4",          "lz4 compressed",       },
 173         {       -1,             "",             "",                     },
 174 };
 175
 176 /*****************************************************************************/
 177 /* Legacy format routines */
 178 /*****************************************************************************/
 179 int image_check_hcrc(const image_header_t *hdr)
 180 {
 181         ulong hcrc;
 182         ulong len = image_get_header_size();
 183         image_header_t header;
 184
 185         /* Copy header so we can blank CRC field for re-calculation */
 186         memmove(&header, (char *)hdr, image_get_header_size());
 187         image_set_hcrc(&header, 0);
 188
 189         hcrc = crc32(0, (unsigned char *)&header, len);
 190
 191         return (hcrc == image_get_hcrc(hdr));
 192 }
 193
 194 int image_check_dcrc(const image_header_t *hdr)
 195 {
 196         ulong data = image_get_data(hdr);
 197         ulong len = image_get_data_size(hdr);
 198         ulong dcrc = crc32_wd(0, (unsigned char *)data, len, CHUNKSZ_CRC32);
 199
 200         return (dcrc == image_get_dcrc(hdr));
 201 }
 202
 203 /**
 204  * image_multi_count - get component (sub-image) count
 205  * @hdr: pointer to the header of the multi component image
 206  *
 207  * image_multi_count() returns number of components in a multi
 208  * component image.
 209  *
 210  * Note: no checking of the image type is done, caller must pass
 211  * a valid multi component image.
 212  *
 213  * returns:
 214  *     number of components
 215  */
 216 ulong image_multi_count(const image_header_t *hdr)
 217 {
 218         ulong i, count = 0;
 219         uint32_t *size;
 220
 221         /* get start of the image payload, which in case of multi
 222          * component images that points to a table of component sizes */
 223         size = (uint32_t *)image_get_data(hdr);
 224
 225         /* count non empty slots */
 226         for (i = 0; size[i]; ++i)
 227                 count++;
 228
 229         return count;
 230 }
 231
 232 /**
 233  * image_multi_getimg - get component data address and size
 234  * @hdr: pointer to the header of the multi component image
 235  * @idx: index of the requested component
 236  * @data: pointer to a ulong variable, will hold component data address
 237  * @len: pointer to a ulong variable, will hold component size
 238  *
 239  * image_multi_getimg() returns size and data address for the requested
 240  * component in a multi component image.
 241  *
 242  * Note: no checking of the image type is done, caller must pass
 243  * a valid multi component image.
 244  *
 245  * returns:
 246  *     data address and size of the component, if idx is valid
 247  *     0 in data and len, if idx is out of range
 248  */
 249 void image_multi_getimg(const image_header_t *hdr, ulong idx,
 250                         ulong *data, ulong *len)
 251 {
 252         int i;
 253         uint32_t *size;
 254         ulong offset, count, img_data;
 255
 256         /* get number of component */
 257         count = image_multi_count(hdr);
 258
 259         /* get start of the image payload, which in case of multi
 260          * component images that points to a table of component sizes */
 261         size = (uint32_t *)image_get_data(hdr);
 262
 263         /* get address of the proper component data start, which means
 264          * skipping sizes table (add 1 for last, null entry) */
 265         img_data = image_get_data(hdr) + (count + 1) * sizeof(uint32_t);
 266
 267         if (idx < count) {
 268                 *len = uimage_to_cpu(size[idx]);
 269                 offset = 0;
 270
 271                 /* go over all indices preceding requested component idx */
 272                 for (i = 0; i < idx; i++) {
 273                         /* add up i-th component size, rounding up to 4 bytes */
 274                         offset += (uimage_to_cpu(size[i]) + 3) & ~3 ;
 275                 }
 276
 277                 /* calculate idx-th component data address */
 278                 *data = img_data + offset;
 279         } else {
 280                 *len = 0;
 281                 *data = 0;
 282         }
 283 }
 284
 285 static void image_print_type(const image_header_t *hdr)
 286 {
 287         const char __maybe_unused *os, *arch, *type, *comp;
 288
 289         os = genimg_get_os_name(image_get_os(hdr));
 290         arch = genimg_get_arch_name(image_get_arch(hdr));
 291         type = genimg_get_type_name(image_get_type(hdr));
 292         comp = genimg_get_comp_name(image_get_comp(hdr));
 293
 294         printf("%s %s %s (%s)\n", arch, os, type, comp);
 295 }
 296
 297 /**
 298  * image_print_contents - prints out the contents of the legacy format image
 299  * @ptr: pointer to the legacy format image header
 300  * @p: pointer to prefix string
 301  *
 302  * image_print_contents() formats a multi line legacy image contents description.
 303  * The routine prints out all header fields followed by the size/offset data
 304  * for MULTI/SCRIPT images.
 305  *
 306  * returns:
 307  *     no returned results
 308  */
 309 void image_print_contents(const void *ptr)
 310 {
 311         const image_header_t *hdr = (const image_header_t *)ptr;
 312         const char __maybe_unused *p;
 313
 314         p = IMAGE_INDENT_STRING;
 315         printf("%sImage Name:   %.*s\n", p, IH_NMLEN, image_get_name(hdr));
 316         if (IMAGE_ENABLE_TIMESTAMP) {
 317                 printf("%sCreated:      ", p);
 318                 genimg_print_time((time_t)image_get_time(hdr));
 319         }
 320         printf("%sImage Type:   ", p);
 321         image_print_type(hdr);
 322         printf("%sData Size:    ", p);
 323         genimg_print_size(image_get_data_size(hdr));
 324         printf("%sLoad Address: %08x\n", p, image_get_load(hdr));
 325         printf("%sEntry Point:  %08x\n", p, image_get_ep(hdr));
 326
 327         if (image_check_type(hdr, IH_TYPE_MULTI) ||
 328                         image_check_type(hdr, IH_TYPE_SCRIPT)) {
 329                 int i;
 330                 ulong data, len;
 331                 ulong count = image_multi_count(hdr);
 332
 333                 printf("%sContents:\n", p);
 334                 for (i = 0; i < count; i++) {
 335                         image_multi_getimg(hdr, i, &data, &len);
 336
 337                         printf("%s   Image %d: ", p, i);
 338                         genimg_print_size(len);
 339
 340                         if (image_check_type(hdr, IH_TYPE_SCRIPT) && i > 0) {
 341                                 /*
 342                                  * the user may need to know offsets
 343                                  * if planning to do something with
 344                                  * multiple files
 345                                  */
 346                                 printf("%s    Offset = 0x%08lx\n", p, data);
 347                         }
 348                 }
 349         }
 350 }
 351
 352
 353 #ifndef USE_HOSTCC
 354 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
 355 /**
 356  * image_get_ramdisk - get and verify ramdisk image
 357  * @rd_addr: ramdisk image start address
 358  * @arch: expected ramdisk architecture
 359  * @verify: checksum verification flag
 360  *
 361  * image_get_ramdisk() returns a pointer to the verified ramdisk image
 362  * header. Routine receives image start address and expected architecture
 363  * flag. Verification done covers data and header integrity and os/type/arch
 364  * fields checking.
 365  *
 366  * If dataflash support is enabled routine checks for dataflash addresses
 367  * and handles required dataflash reads.
 368  *
 369  * returns:
 370  *     pointer to a ramdisk image header, if image was found and valid
 371  *     otherwise, return NULL
 372  */
 373 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
 374                                                 int verify)
 375 {
 376         const image_header_t *rd_hdr = (const image_header_t *)rd_addr;
 377
 378         if (!image_check_magic(rd_hdr)) {
 379                 puts("Bad Magic Number\n");
 380                 bootstage_error(BOOTSTAGE_ID_RD_MAGIC);
 381                 return NULL;
 382         }
 383
 384         if (!image_check_hcrc(rd_hdr)) {
 385                 puts("Bad Header Checksum\n");
 386                 bootstage_error(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
 387                 return NULL;
 388         }
 389
 390         bootstage_mark(BOOTSTAGE_ID_RD_MAGIC);
 391         image_print_contents(rd_hdr);
 392
 393         if (verify) {
 394                 puts("   Verifying Checksum ... ");
 395                 if (!image_check_dcrc(rd_hdr)) {
 396                         puts("Bad Data CRC\n");
 397                         bootstage_error(BOOTSTAGE_ID_RD_CHECKSUM);
 398                         return NULL;
 399                 }
 400                 puts("OK\n");
 401         }
 402
 403         bootstage_mark(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
 404
 405         if (!image_check_os(rd_hdr, IH_OS_LINUX) ||
 406             !image_check_arch(rd_hdr, arch) ||
 407             !image_check_type(rd_hdr, IH_TYPE_RAMDISK)) {
 408                 printf("No Linux %s Ramdisk Image\n",
 409                                 genimg_get_arch_name(arch));
 410                 bootstage_error(BOOTSTAGE_ID_RAMDISK);
 411                 return NULL;
 412         }
 413
 414         return rd_hdr;
 415 }
 416 #endif
 417 #endif /* !USE_HOSTCC */
 418
 419 /*****************************************************************************/
 420 /* Shared dual-format routines */
 421 /*****************************************************************************/
 422 #ifndef USE_HOSTCC
 423 ulong load_addr = CONFIG_SYS_LOAD_ADDR; /* Default Load Address */
 424 ulong save_addr;                        /* Default Save Address */
 425 ulong save_size;                        /* Default Save Size (in bytes) */
 426
 427 static int on_loadaddr(const char *name, const char *value, enum env_op op,
 428         int flags)
 429 {
 430         switch (op) {
 431         case env_op_create:
 432         case env_op_overwrite:
 433                 load_addr = simple_strtoul(value, NULL, 16);
 434                 break;
 435         default:
 436                 break;
 437         }
 438
 439         return 0;
 440 }
 441 U_BOOT_ENV_CALLBACK(loadaddr, on_loadaddr);
 442
 443 ulong getenv_bootm_low(void)
 444 {
 445         char *s = getenv("bootm_low");
 446         if (s) {
 447                 ulong tmp = simple_strtoul(s, NULL, 16);
 448                 return tmp;
 449         }
 450
 451 #if defined(CONFIG_SYS_SDRAM_BASE)
 452         return CONFIG_SYS_SDRAM_BASE;
 453 #elif defined(CONFIG_ARM)
 454         return gd->bd->bi_dram[0].start;
 455 #else
 456         return 0;
 457 #endif
 458 }
 459
 460 phys_size_t getenv_bootm_size(void)
 461 {
 462         phys_size_t tmp, size;
 463         phys_addr_t start;
 464         char *s = getenv("bootm_size");
 465         if (s) {
 466                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 467                 return tmp;
 468         }
 469
 470 #if defined(CONFIG_ARM) && defined(CONFIG_NR_DRAM_BANKS)
 471         start = gd->bd->bi_dram[0].start;
 472         size = gd->bd->bi_dram[0].size;
 473 #else
 474         start = gd->bd->bi_memstart;
 475         size = gd->bd->bi_memsize;
 476 #endif
 477
 478         s = getenv("bootm_low");
 479         if (s)
 480                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 481         else
 482                 tmp = start;
 483
 484         return size - (tmp - start);
 485 }
 486
 487 phys_size_t getenv_bootm_mapsize(void)
 488 {
 489         phys_size_t tmp;
 490         char *s = getenv("bootm_mapsize");
 491         if (s) {
 492                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 493                 return tmp;
 494         }
 495
 496 #if defined(CONFIG_SYS_BOOTMAPSZ)
 497         return CONFIG_SYS_BOOTMAPSZ;
 498 #else
 499         return getenv_bootm_size();
 500 #endif
 501 }
 502
 503 void memmove_wd(void *to, void *from, size_t len, ulong chunksz)
 504 {
 505         if (to == from)
 506                 return;
 507
 508 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
 509         if (to > from) {
 510                 from += len;
 511                 to += len;
 512         }
 513         while (len > 0) {
 514                 size_t tail = (len > chunksz) ? chunksz : len;
 515                 WATCHDOG_RESET();
 516                 if (to > from) {
 517                         to -= tail;
 518                         from -= tail;
 519                 }
 520                 memmove(to, from, tail);
 521                 if (to < from) {
 522                         to += tail;
 523                         from += tail;
 524                 }
 525                 len -= tail;
 526         }
 527 #else   /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
 528         memmove(to, from, len);
 529 #endif  /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
 530 }
 531 #endif /* !USE_HOSTCC */
 532
 533 void genimg_print_size(uint32_t size)
 534 {
 535 #ifndef USE_HOSTCC
 536         printf("%d Bytes = ", size);
 537         print_size(size, "\n");
 538 #else
 539         printf("%d Bytes = %.2f kB = %.2f MB\n",
 540                         size, (double)size / 1.024e3,
 541                         (double)size / 1.048576e6);
 542 #endif
 543 }
 544
 545 #if IMAGE_ENABLE_TIMESTAMP
 546 void genimg_print_time(time_t timestamp)
 547 {
 548 #ifndef USE_HOSTCC
 549         struct rtc_time tm;
 550
 551         rtc_to_tm(timestamp, &tm);
 552         printf("%4d-%02d-%02d  %2d:%02d:%02d UTC\n",
 553                         tm.tm_year, tm.tm_mon, tm.tm_mday,
 554                         tm.tm_hour, tm.tm_min, tm.tm_sec);
 555 #else
 556         printf("%s", ctime(&timestamp));
 557 #endif
 558 }
 559 #endif
 560
 561 const table_entry_t *get_table_entry(const table_entry_t *table, int id)
 562 {
 563         for (; table->id >= 0; ++table) {
 564                 if (table->id == id)
 565                         return table;
 566         }
 567         return NULL;
 568 }
 569
 570 /**
 571  * get_table_entry_name - translate entry id to long name
 572  * @table: pointer to a translation table for entries of a specific type
 573  * @msg: message to be returned when translation fails
 574  * @id: entry id to be translated
 575  *
 576  * get_table_entry_name() will go over translation table trying to find
 577  * entry that matches given id. If matching entry is found, its long
 578  * name is returned to the caller.
 579  *
 580  * returns:
 581  *     long entry name if translation succeeds
 582  *     msg otherwise
 583  */
 584 char *get_table_entry_name(const table_entry_t *table, char *msg, int id)
 585 {
 586         table = get_table_entry(table, id);
 587         if (!table)
 588                 return msg;
 589 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 590         return table->lname;
 591 #else
 592         return table->lname + gd->reloc_off;
 593 #endif
 594 }
 595
 596 const char *genimg_get_os_name(uint8_t os)
 597 {
 598         return (get_table_entry_name(uimage_os, "Unknown OS", os));
 599 }
 600
 601 const char *genimg_get_arch_name(uint8_t arch)
 602 {
 603         return (get_table_entry_name(uimage_arch, "Unknown Architecture",
 604                                         arch));
 605 }
 606
 607 const char *genimg_get_type_name(uint8_t type)
 608 {
 609         return (get_table_entry_name(uimage_type, "Unknown Image", type));
 610 }
 611
 612 static const char *genimg_get_short_name(const table_entry_t *table, int val)
 613 {
 614         table = get_table_entry(table, val);
 615         if (!table)
 616                 return "unknown";
 617 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 618         return table->sname;
 619 #else
 620         return table->sname + gd->reloc_off;
 621 #endif
 622 }
 623
 624 const char *genimg_get_type_short_name(uint8_t type)
 625 {
 626         return genimg_get_short_name(uimage_type, type);
 627 }
 628
 629 const char *genimg_get_comp_name(uint8_t comp)
 630 {
 631         return (get_table_entry_name(uimage_comp, "Unknown Compression",
 632                                         comp));
 633 }
 634
 635 const char *genimg_get_comp_short_name(uint8_t comp)
 636 {
 637         return genimg_get_short_name(uimage_comp, comp);
 638 }
 639
 640 const char *genimg_get_os_short_name(uint8_t os)
 641 {
 642         return genimg_get_short_name(uimage_os, os);
 643 }
 644
 645 const char *genimg_get_arch_short_name(uint8_t arch)
 646 {
 647         return genimg_get_short_name(uimage_arch, arch);
 648 }
 649
 650 /**
 651  * get_table_entry_id - translate short entry name to id
 652  * @table: pointer to a translation table for entries of a specific type
 653  * @table_name: to be used in case of error
 654  * @name: entry short name to be translated
 655  *
 656  * get_table_entry_id() will go over translation table trying to find
 657  * entry that matches given short name. If matching entry is found,
 658  * its id returned to the caller.
 659  *
 660  * returns:
 661  *     entry id if translation succeeds
 662  *     -1 otherwise
 663  */
 664 int get_table_entry_id(const table_entry_t *table,
 665                 const char *table_name, const char *name)
 666 {
 667         const table_entry_t *t;
 668
 669         for (t = table; t->id >= 0; ++t) {
 670 #ifdef CONFIG_NEEDS_MANUAL_RELOC
 671                 if (t->sname && strcasecmp(t->sname + gd->reloc_off, name) == 0)
 672 #else
 673                 if (t->sname && strcasecmp(t->sname, name) == 0)
 674 #endif
 675                         return (t->id);
 676         }
 677         debug("Invalid %s Type: %s\n", table_name, name);
 678
 679         return -1;
 680 }
 681
 682 int genimg_get_os_id(const char *name)
 683 {
 684         return (get_table_entry_id(uimage_os, "OS", name));
 685 }
 686
 687 int genimg_get_arch_id(const char *name)
 688 {
 689         return (get_table_entry_id(uimage_arch, "CPU", name));
 690 }
 691
 692 int genimg_get_type_id(const char *name)
 693 {
 694         return (get_table_entry_id(uimage_type, "Image", name));
 695 }
 696
 697 int genimg_get_comp_id(const char *name)
 698 {
 699         return (get_table_entry_id(uimage_comp, "Compression", name));
 700 }
 701
 702 #ifndef USE_HOSTCC
 703 /**
 704  * genimg_get_kernel_addr_fit - get the real kernel address and return 2
 705  *                              FIT strings
 706  * @img_addr: a string might contain real image address
 707  * @fit_uname_config: double pointer to a char, will hold pointer to a
 708  *                    configuration unit name
 709  * @fit_uname_kernel: double pointer to a char, will hold pointer to a subimage
 710  *                    name
 711  *
 712  * genimg_get_kernel_addr_fit get the real kernel start address from a string
 713  * which is normally the first argv of bootm/bootz
 714  *
 715  * returns:
 716  *     kernel start address
 717  */
 718 ulong genimg_get_kernel_addr_fit(char * const img_addr,
 719                              const char **fit_uname_config,
 720                              const char **fit_uname_kernel)
 721 {
 722         ulong kernel_addr;
 723
 724         /* find out kernel image address */
 725         if (!img_addr) {
 726                 kernel_addr = load_addr;
 727                 debug("*  kernel: default image load address = 0x%08lx\n",
 728                       load_addr);
 729 #if CONFIG_IS_ENABLED(FIT)
 730         } else if (fit_parse_conf(img_addr, load_addr, &kernel_addr,
 731                                   fit_uname_config)) {
 732                 debug("*  kernel: config '%s' from image at 0x%08lx\n",
 733                       *fit_uname_config, kernel_addr);
 734         } else if (fit_parse_subimage(img_addr, load_addr, &kernel_addr,
 735                                      fit_uname_kernel)) {
 736                 debug("*  kernel: subimage '%s' from image at 0x%08lx\n",
 737                       *fit_uname_kernel, kernel_addr);
 738 #endif
 739         } else {
 740                 kernel_addr = simple_strtoul(img_addr, NULL, 16);
 741                 debug("*  kernel: cmdline image address = 0x%08lx\n",
 742                       kernel_addr);
 743         }
 744
 745         return kernel_addr;
 746 }
 747
 748 /**
 749  * genimg_get_kernel_addr() is the simple version of
 750  * genimg_get_kernel_addr_fit(). It ignores those return FIT strings
 751  */
 752 ulong genimg_get_kernel_addr(char * const img_addr)
 753 {
 754         const char *fit_uname_config = NULL;
 755         const char *fit_uname_kernel = NULL;
 756
 757         return genimg_get_kernel_addr_fit(img_addr, &fit_uname_config,
 758                                           &fit_uname_kernel);
 759 }
 760
 761 /**
 762  * genimg_get_format - get image format type
 763  * @img_addr: image start address
 764  *
 765  * genimg_get_format() checks whether provided address points to a valid
 766  * legacy or FIT image.
 767  *
 768  * New uImage format and FDT blob are based on a libfdt. FDT blob
 769  * may be passed directly or embedded in a FIT image. In both situations
 770  * genimg_get_format() must be able to dectect libfdt header.
 771  *
 772  * returns:
 773  *     image format type or IMAGE_FORMAT_INVALID if no image is present
 774  */
 775 int genimg_get_format(const void *img_addr)
 776 {
 777 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
 778         const image_header_t *hdr;
 779
 780         hdr = (const image_header_t *)img_addr;
 781         if (image_check_magic(hdr))
 782                 return IMAGE_FORMAT_LEGACY;
 783 #endif
 784 #if IMAGE_ENABLE_FIT || IMAGE_ENABLE_OF_LIBFDT
 785         if (fdt_check_header(img_addr) == 0)
 786                 return IMAGE_FORMAT_FIT;
 787 #endif
 788 #ifdef CONFIG_ANDROID_BOOT_IMAGE
 789         if (android_image_check_header(img_addr) == 0)
 790                 return IMAGE_FORMAT_ANDROID;
 791 #endif
 792
 793         return IMAGE_FORMAT_INVALID;
 794 }
 795
 796 /**
 797  * genimg_get_image - get image from special storage (if necessary)
 798  * @img_addr: image start address
 799  *
 800  * genimg_get_image() checks if provided image start address is located
 801  * in a dataflash storage. If so, image is moved to a system RAM memory.
 802  *
 803  * returns:
 804  *     image start address after possible relocation from special storage
 805  */
 806 ulong genimg_get_image(ulong img_addr)
 807 {
 808         ulong ram_addr = img_addr;
 809
 810 #ifdef CONFIG_HAS_DATAFLASH
 811         ulong h_size, d_size;
 812
 813         if (addr_dataflash(img_addr)) {
 814                 void *buf;
 815
 816                 /* ger RAM address */
 817                 ram_addr = CONFIG_SYS_LOAD_ADDR;
 818
 819                 /* get header size */
 820                 h_size = image_get_header_size();
 821 #if IMAGE_ENABLE_FIT
 822                 if (sizeof(struct fdt_header) > h_size)
 823                         h_size = sizeof(struct fdt_header);
 824 #endif
 825
 826                 /* read in header */
 827                 debug("   Reading image header from dataflash address "
 828                         "%08lx to RAM address %08lx\n", img_addr, ram_addr);
 829
 830                 buf = map_sysmem(ram_addr, 0);
 831                 read_dataflash(img_addr, h_size, buf);
 832
 833                 /* get data size */
 834                 switch (genimg_get_format(buf)) {
 835 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
 836                 case IMAGE_FORMAT_LEGACY:
 837                         d_size = image_get_data_size(buf);
 838                         debug("   Legacy format image found at 0x%08lx, "
 839                                         "size 0x%08lx\n",
 840                                         ram_addr, d_size);
 841                         break;
 842 #endif
 843 #if IMAGE_ENABLE_FIT
 844                 case IMAGE_FORMAT_FIT:
 845                         d_size = fit_get_size(buf) - h_size;
 846                         debug("   FIT/FDT format image found at 0x%08lx, "
 847                                         "size 0x%08lx\n",
 848                                         ram_addr, d_size);
 849                         break;
 850 #endif
 851                 default:
 852                         printf("   No valid image found at 0x%08lx\n",
 853                                 img_addr);
 854                         return ram_addr;
 855                 }
 856
 857                 /* read in image data */
 858                 debug("   Reading image remaining data from dataflash address "
 859                         "%08lx to RAM address %08lx\n", img_addr + h_size,
 860                         ram_addr + h_size);
 861
 862                 read_dataflash(img_addr + h_size, d_size,
 863                                 (char *)(buf + h_size));
 864
 865         }
 866 #endif /* CONFIG_HAS_DATAFLASH */
 867
 868         return ram_addr;
 869 }
 870
 871 /**
 872  * fit_has_config - check if there is a valid FIT configuration
 873  * @images: pointer to the bootm command headers structure
 874  *
 875  * fit_has_config() checks if there is a FIT configuration in use
 876  * (if FTI support is present).
 877  *
 878  * returns:
 879  *     0, no FIT support or no configuration found
 880  *     1, configuration found
 881  */
 882 int genimg_has_config(bootm_headers_t *images)
 883 {
 884 #if IMAGE_ENABLE_FIT
 885         if (images->fit_uname_cfg)
 886                 return 1;
 887 #endif
 888         return 0;
 889 }
 890
 891 /**
 892  * boot_get_ramdisk - main ramdisk handling routine
 893  * @argc: command argument count
 894  * @argv: command argument list
 895  * @images: pointer to the bootm images structure
 896  * @arch: expected ramdisk architecture
 897  * @rd_start: pointer to a ulong variable, will hold ramdisk start address
 898  * @rd_end: pointer to a ulong variable, will hold ramdisk end
 899  *
 900  * boot_get_ramdisk() is responsible for finding a valid ramdisk image.
 901  * Curently supported are the following ramdisk sources:
 902  *      - multicomponent kernel/ramdisk image,
 903  *      - commandline provided address of decicated ramdisk image.
 904  *
 905  * returns:
 906  *     0, if ramdisk image was found and valid, or skiped
 907  *     rd_start and rd_end are set to ramdisk start/end addresses if
 908  *     ramdisk image is found and valid
 909  *
 910  *     1, if ramdisk image is found but corrupted, or invalid
 911  *     rd_start and rd_end are set to 0 if no ramdisk exists
 912  */
 913 int boot_get_ramdisk(int argc, char * const argv[], bootm_headers_t *images,
 914                 uint8_t arch, ulong *rd_start, ulong *rd_end)
 915 {
 916         ulong rd_addr, rd_load;
 917         ulong rd_data, rd_len;
 918 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
 919         const image_header_t *rd_hdr;
 920 #endif
 921         void *buf;
 922 #ifdef CONFIG_SUPPORT_RAW_INITRD
 923         char *end;
 924 #endif
 925 #if IMAGE_ENABLE_FIT
 926         const char      *fit_uname_config = images->fit_uname_cfg;
 927         const char      *fit_uname_ramdisk = NULL;
 928         ulong           default_addr;
 929         int             rd_noffset;
 930 #endif
 931         const char *select = NULL;
 932
 933         *rd_start = 0;
 934         *rd_end = 0;
 935
 936 #ifdef CONFIG_ANDROID_BOOT_IMAGE
 937         /*
 938          * Look for an Android boot image.
 939          */
 940         buf = map_sysmem(images->os.start, 0);
 941         if (buf && genimg_get_format(buf) == IMAGE_FORMAT_ANDROID)
 942                 select = argv[0];
 943 #endif
 944
 945         if (argc >= 2)
 946                 select = argv[1];
 947
 948         /*
 949          * Look for a '-' which indicates to ignore the
 950          * ramdisk argument
 951          */
 952         if (select && strcmp(select, "-") ==  0) {
 953                 debug("## Skipping init Ramdisk\n");
 954                 rd_len = rd_data = 0;
 955         } else if (select || genimg_has_config(images)) {
 956 #if IMAGE_ENABLE_FIT
 957                 if (select) {
 958                         /*
 959                          * If the init ramdisk comes from the FIT image and
 960                          * the FIT image address is omitted in the command
 961                          * line argument, try to use os FIT image address or
 962                          * default load address.
 963                          */
 964                         if (images->fit_uname_os)
 965                                 default_addr = (ulong)images->fit_hdr_os;
 966                         else
 967                                 default_addr = load_addr;
 968
 969                         if (fit_parse_conf(select, default_addr,
 970                                            &rd_addr, &fit_uname_config)) {
 971                                 debug("*  ramdisk: config '%s' from image at "
 972                                                 "0x%08lx\n",
 973                                                 fit_uname_config, rd_addr);
 974                         } else if (fit_parse_subimage(select, default_addr,
 975                                                 &rd_addr, &fit_uname_ramdisk)) {
 976                                 debug("*  ramdisk: subimage '%s' from image at "
 977                                                 "0x%08lx\n",
 978                                                 fit_uname_ramdisk, rd_addr);
 979                         } else
 980 #endif
 981                         {
 982                                 rd_addr = simple_strtoul(select, NULL, 16);
 983                                 debug("*  ramdisk: cmdline image address = "
 984                                                 "0x%08lx\n",
 985                                                 rd_addr);
 986                         }
 987 #if IMAGE_ENABLE_FIT
 988                 } else {
 989                         /* use FIT configuration provided in first bootm
 990                          * command argument. If the property is not defined,
 991                          * quit silently.
 992                          */
 993                         rd_addr = map_to_sysmem(images->fit_hdr_os);
 994                         rd_noffset = fit_get_node_from_config(images,
 995                                         FIT_RAMDISK_PROP, rd_addr);
 996                         if (rd_noffset == -ENOLINK)
 997                                 return 0;
 998                         else if (rd_noffset < 0)
 999                                 return 1;
1000                 }
1001 #endif
1002
1003                 /* copy from dataflash if needed */
1004                 rd_addr = genimg_get_image(rd_addr);
1005
1006                 /*
1007                  * Check if there is an initrd image at the
1008                  * address provided in the second bootm argument
1009                  * check image type, for FIT images get FIT node.
1010                  */
1011                 buf = map_sysmem(rd_addr, 0);
1012                 switch (genimg_get_format(buf)) {
1013 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
1014                 case IMAGE_FORMAT_LEGACY:
1015                         printf("## Loading init Ramdisk from Legacy "
1016                                         "Image at %08lx ...\n", rd_addr);
1017
1018                         bootstage_mark(BOOTSTAGE_ID_CHECK_RAMDISK);
1019                         rd_hdr = image_get_ramdisk(rd_addr, arch,
1020                                                         images->verify);
1021
1022                         if (rd_hdr == NULL)
1023                                 return 1;
1024
1025                         rd_data = image_get_data(rd_hdr);
1026                         rd_len = image_get_data_size(rd_hdr);
1027                         rd_load = image_get_load(rd_hdr);
1028                         break;
1029 #endif
1030 #if IMAGE_ENABLE_FIT
1031                 case IMAGE_FORMAT_FIT:
1032                         rd_noffset = fit_image_load(images,
1033                                         rd_addr, &fit_uname_ramdisk,
1034                                         &fit_uname_config, arch,
1035                                         IH_TYPE_RAMDISK,
1036                                         BOOTSTAGE_ID_FIT_RD_START,
1037                                         FIT_LOAD_OPTIONAL_NON_ZERO,
1038                                         &rd_data, &rd_len);
1039                         if (rd_noffset < 0)
1040                                 return 1;
1041
1042                         images->fit_hdr_rd = map_sysmem(rd_addr, 0);
1043                         images->fit_uname_rd = fit_uname_ramdisk;
1044                         images->fit_noffset_rd = rd_noffset;
1045                         break;
1046 #endif
1047 #ifdef CONFIG_ANDROID_BOOT_IMAGE
1048                 case IMAGE_FORMAT_ANDROID:
1049                         android_image_get_ramdisk((void *)images->os.start,
1050                                 &rd_data, &rd_len);
1051                         break;
1052 #endif
1053                 default:
1054 #ifdef CONFIG_SUPPORT_RAW_INITRD
1055                         end = NULL;
1056                         if (select)
1057                                 end = strchr(select, ':');
1058                         if (end) {
1059                                 rd_len = simple_strtoul(++end, NULL, 16);
1060                                 rd_data = rd_addr;
1061                         } else
1062 #endif
1063                         {
1064                                 puts("Wrong Ramdisk Image Format\n");
1065                                 rd_data = rd_len = rd_load = 0;
1066                                 return 1;
1067                         }
1068                 }
1069         } else if (images->legacy_hdr_valid &&
1070                         image_check_type(&images->legacy_hdr_os_copy,
1071                                                 IH_TYPE_MULTI)) {
1072
1073                 /*
1074                  * Now check if we have a legacy mult-component image,
1075                  * get second entry data start address and len.
1076                  */
1077                 bootstage_mark(BOOTSTAGE_ID_RAMDISK);
1078                 printf("## Loading init Ramdisk from multi component "
1079                                 "Legacy Image at %08lx ...\n",
1080                                 (ulong)images->legacy_hdr_os);
1081
1082                 image_multi_getimg(images->legacy_hdr_os, 1, &rd_data, &rd_len);
1083         } else {
1084                 /*
1085                  * no initrd image
1086                  */
1087                 bootstage_mark(BOOTSTAGE_ID_NO_RAMDISK);
1088                 rd_len = rd_data = 0;
1089         }
1090
1091         if (!rd_data) {
1092                 debug("## No init Ramdisk\n");
1093         } else {
1094                 *rd_start = rd_data;
1095                 *rd_end = rd_data + rd_len;
1096         }
1097         debug("   ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n",
1098                         *rd_start, *rd_end);
1099
1100         return 0;
1101 }
1102
1103 #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
1104 /**
1105  * boot_ramdisk_high - relocate init ramdisk
1106  * @lmb: pointer to lmb handle, will be used for memory mgmt
1107  * @rd_data: ramdisk data start address
1108  * @rd_len: ramdisk data length
1109  * @initrd_start: pointer to a ulong variable, will hold final init ramdisk
1110  *      start address (after possible relocation)
1111  * @initrd_end: pointer to a ulong variable, will hold final init ramdisk
1112  *      end address (after possible relocation)
1113  *
1114  * boot_ramdisk_high() takes a relocation hint from "initrd_high" environment
1115  * variable and if requested ramdisk data is moved to a specified location.
1116  *
1117  * Initrd_start and initrd_end are set to final (after relocation) ramdisk
1118  * start/end addresses if ramdisk image start and len were provided,
1119  * otherwise set initrd_start and initrd_end set to zeros.
1120  *
1121  * returns:
1122  *      0 - success
1123  *     -1 - failure
1124  */
1125 int boot_ramdisk_high(struct lmb *lmb, ulong rd_data, ulong rd_len,
1126                   ulong *initrd_start, ulong *initrd_end)
1127 {
1128         char    *s;
1129         ulong   initrd_high;
1130         int     initrd_copy_to_ram = 1;
1131
1132         if ((s = getenv("initrd_high")) != NULL) {
1133                 /* a value of "no" or a similar string will act like 0,
1134                  * turning the "load high" feature off. This is intentional.
1135                  */
1136                 initrd_high = simple_strtoul(s, NULL, 16);
1137                 if (initrd_high == ~0)
1138                         initrd_copy_to_ram = 0;
1139         } else {
1140                 initrd_high = getenv_bootm_mapsize() + getenv_bootm_low();
1141         }
1142
1143
1144 #ifdef CONFIG_LOGBUFFER
1145         /* Prevent initrd from overwriting logbuffer */
1146         lmb_reserve(lmb, logbuffer_base() - LOGBUFF_OVERHEAD, LOGBUFF_RESERVE);
1147 #endif
1148
1149         debug("## initrd_high = 0x%08lx, copy_to_ram = %d\n",
1150                         initrd_high, initrd_copy_to_ram);
1151
1152         if (rd_data) {
1153                 if (!initrd_copy_to_ram) {      /* zero-copy ramdisk support */
1154                         debug("   in-place initrd\n");
1155                         *initrd_start = rd_data;
1156                         *initrd_end = rd_data + rd_len;
1157                         lmb_reserve(lmb, rd_data, rd_len);
1158                 } else {
1159                         if (initrd_high)
1160                                 *initrd_start = (ulong)lmb_alloc_base(lmb,
1161                                                 rd_len, 0x1000, initrd_high);
1162                         else
1163                                 *initrd_start = (ulong)lmb_alloc(lmb, rd_len,
1164                                                                  0x1000);
1165
1166                         if (*initrd_start == 0) {
1167                                 puts("ramdisk - allocation error\n");
1168                                 goto error;
1169                         }
1170                         bootstage_mark(BOOTSTAGE_ID_COPY_RAMDISK);
1171
1172                         *initrd_end = *initrd_start + rd_len;
1173                         printf("   Loading Ramdisk to %08lx, end %08lx ... ",
1174                                         *initrd_start, *initrd_end);
1175
1176                         memmove_wd((void *)*initrd_start,
1177                                         (void *)rd_data, rd_len, CHUNKSZ);
1178
1179 #ifdef CONFIG_MP
1180                         /*
1181                          * Ensure the image is flushed to memory to handle
1182                          * AMP boot scenarios in which we might not be
1183                          * HW cache coherent
1184                          */
1185                         flush_cache((unsigned long)*initrd_start, rd_len);
1186 #endif
1187                         puts("OK\n");
1188                 }
1189         } else {
1190                 *initrd_start = 0;
1191                 *initrd_end = 0;
1192         }
1193         debug("   ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n",
1194                         *initrd_start, *initrd_end);
1195
1196         return 0;
1197
1198 error:
1199         return -1;
1200 }
1201 #endif /* CONFIG_SYS_BOOT_RAMDISK_HIGH */
1202
1203 int boot_get_setup(bootm_headers_t *images, uint8_t arch,
1204                    ulong *setup_start, ulong *setup_len)
1205 {
1206 #if IMAGE_ENABLE_FIT
1207         return boot_get_setup_fit(images, arch, setup_start, setup_len);
1208 #else
1209         return -ENOENT;
1210 #endif
1211 }
1212
1213 #if IMAGE_ENABLE_FIT
1214 int boot_get_loadable(int argc, char * const argv[], bootm_headers_t *images,
1215                 uint8_t arch, const ulong *ld_start, ulong * const ld_len)
1216 {
1217         /*
1218          * These variables are used to hold the current image location
1219          * in system memory.
1220          */
1221         ulong tmp_img_addr;
1222         /*
1223          * These two variables are requirements for fit_image_load, but
1224          * their values are not used
1225          */
1226         ulong img_data, img_len;
1227         void *buf;
1228         int loadables_index;
1229         int conf_noffset;
1230         int fit_img_result;
1231         char *uname;
1232
1233         /* Check to see if the images struct has a FIT configuration */
1234         if (!genimg_has_config(images)) {
1235                 debug("## FIT configuration was not specified\n");
1236                 return 0;
1237         }
1238
1239         /*
1240          * Obtain the os FIT header from the images struct
1241          * copy from dataflash if needed
1242          */
1243         tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
1244         tmp_img_addr = genimg_get_image(tmp_img_addr);
1245         buf = map_sysmem(tmp_img_addr, 0);
1246         /*
1247          * Check image type. For FIT images get FIT node
1248          * and attempt to locate a generic binary.
1249          */
1250         switch (genimg_get_format(buf)) {
1251         case IMAGE_FORMAT_FIT:
1252                 conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg);
1253
1254                 for (loadables_index = 0;
1255                      fdt_get_string_index(buf, conf_noffset,
1256                                 FIT_LOADABLE_PROP,
1257                                 loadables_index,
1258                                 (const char **)&uname) == 0;
1259                      loadables_index++)
1260                 {
1261                         fit_img_result = fit_image_load(images,
1262                                 tmp_img_addr,
1263                                 (const char **)&uname,
1264                                 &(images->fit_uname_cfg), arch,
1265                                 IH_TYPE_LOADABLE,
1266                                 BOOTSTAGE_ID_FIT_LOADABLE_START,
1267                                 FIT_LOAD_OPTIONAL_NON_ZERO,
1268                                 &img_data, &img_len);
1269                         if (fit_img_result < 0) {
1270                                 /* Something went wrong! */
1271                                 return fit_img_result;
1272                         }
1273                 }
1274                 break;
1275         default:
1276                 printf("The given image format is not supported (corrupt?)\n");
1277                 return 1;
1278         }
1279
1280         return 0;
1281 }
1282 #endif
1283
1284 #ifdef CONFIG_SYS_BOOT_GET_CMDLINE
1285 /**
1286  * boot_get_cmdline - allocate and initialize kernel cmdline
1287  * @lmb: pointer to lmb handle, will be used for memory mgmt
1288  * @cmd_start: pointer to a ulong variable, will hold cmdline start
1289  * @cmd_end: pointer to a ulong variable, will hold cmdline end
1290  *
1291  * boot_get_cmdline() allocates space for kernel command line below
1292  * BOOTMAPSZ + getenv_bootm_low() address. If "bootargs" U-Boot environemnt
1293  * variable is present its contents is copied to allocated kernel
1294  * command line.
1295  *
1296  * returns:
1297  *      0 - success
1298  *     -1 - failure
1299  */
1300 int boot_get_cmdline(struct lmb *lmb, ulong *cmd_start, ulong *cmd_end)
1301 {
1302         char *cmdline;
1303         char *s;
1304
1305         cmdline = (char *)(ulong)lmb_alloc_base(lmb, CONFIG_SYS_BARGSIZE, 0xf,
1306                                 getenv_bootm_mapsize() + getenv_bootm_low());
1307
1308         if (cmdline == NULL)
1309                 return -1;
1310
1311         if ((s = getenv("bootargs")) == NULL)
1312                 s = "";
1313
1314         strcpy(cmdline, s);
1315
1316         *cmd_start = (ulong) & cmdline[0];
1317         *cmd_end = *cmd_start + strlen(cmdline);
1318
1319         debug("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end);
1320
1321         return 0;
1322 }
1323 #endif /* CONFIG_SYS_BOOT_GET_CMDLINE */
1324
1325 #ifdef CONFIG_SYS_BOOT_GET_KBD
1326 /**
1327  * boot_get_kbd - allocate and initialize kernel copy of board info
1328  * @lmb: pointer to lmb handle, will be used for memory mgmt
1329  * @kbd: double pointer to board info data
1330  *
1331  * boot_get_kbd() allocates space for kernel copy of board info data below
1332  * BOOTMAPSZ + getenv_bootm_low() address and kernel board info is initialized
1333  * with the current u-boot board info data.
1334  *
1335  * returns:
1336  *      0 - success
1337  *     -1 - failure
1338  */
1339 int boot_get_kbd(struct lmb *lmb, bd_t **kbd)
1340 {
1341         *kbd = (bd_t *)(ulong)lmb_alloc_base(lmb, sizeof(bd_t), 0xf,
1342                                 getenv_bootm_mapsize() + getenv_bootm_low());
1343         if (*kbd == NULL)
1344                 return -1;
1345
1346         **kbd = *(gd->bd);
1347
1348         debug("## kernel board info at 0x%08lx\n", (ulong)*kbd);
1349
1350 #if defined(DEBUG) && defined(CONFIG_CMD_BDI)
1351         do_bdinfo(NULL, 0, 0, NULL);
1352 #endif
1353
1354         return 0;
1355 }
1356 #endif /* CONFIG_SYS_BOOT_GET_KBD */
1357
1358 #ifdef CONFIG_LMB
1359 int image_setup_linux(bootm_headers_t *images)
1360 {
1361         ulong of_size = images->ft_len;
1362         char **of_flat_tree = &images->ft_addr;
1363         ulong *initrd_start = &images->initrd_start;
1364         ulong *initrd_end = &images->initrd_end;
1365         struct lmb *lmb = &images->lmb;
1366         ulong rd_len;
1367         int ret;
1368
1369         if (IMAGE_ENABLE_OF_LIBFDT)
1370                 boot_fdt_add_mem_rsv_regions(lmb, *of_flat_tree);
1371
1372         if (IMAGE_BOOT_GET_CMDLINE) {
1373                 ret = boot_get_cmdline(lmb, &images->cmdline_start,
1374                                 &images->cmdline_end);
1375                 if (ret) {
1376                         puts("ERROR with allocation of cmdline\n");
1377                         return ret;
1378                 }
1379         }
1380         if (IMAGE_ENABLE_RAMDISK_HIGH) {
1381                 rd_len = images->rd_end - images->rd_start;
1382                 ret = boot_ramdisk_high(lmb, images->rd_start, rd_len,
1383                                 initrd_start, initrd_end);
1384                 if (ret)
1385                         return ret;
1386         }
1387
1388         if (IMAGE_ENABLE_OF_LIBFDT) {
1389                 ret = boot_relocate_fdt(lmb, of_flat_tree, &of_size);
1390                 if (ret)
1391                         return ret;
1392         }
1393
1394         if (IMAGE_ENABLE_OF_LIBFDT && of_size) {
1395                 ret = image_setup_libfdt(images, *of_flat_tree, of_size, lmb);
1396                 if (ret)
1397                         return ret;
1398         }
1399
1400         return 0;
1401 }
1402 #endif /* CONFIG_LMB */
1403 #endif /* !USE_HOSTCC */