common/image.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * (C) Copyright 2008 Semihalf
   4  *
   5  * (C) Copyright 2000-2006
   6  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   7  */
   8
   9 #ifndef USE_HOSTCC
  10 #include <common.h>
  11 #include <watchdog.h>
  12
  13 #ifdef CONFIG_SHOW_BOOT_PROGRESS
  14 #include <status_led.h>
  15 #endif
  16
  17 #include <rtc.h>
  18
  19 #include <environment.h>
  20 #include <image.h>
  21 #include <mapmem.h>
  22
  23 #if IMAGE_ENABLE_FIT || IMAGE_ENABLE_OF_LIBFDT
  24 #include <linux/libfdt.h>
  25 #include <fdt_support.h>
  26 #include <fpga.h>
  27 #include <xilinx.h>
  28 #endif
  29
  30 #include <u-boot/md5.h>
  31 #include <u-boot/sha1.h>
  32 #include <linux/errno.h>
  33 #include <asm/io.h>
  34
  35 #ifdef CONFIG_CMD_BDI
  36 extern int do_bdinfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
  37 #endif
  38
  39 DECLARE_GLOBAL_DATA_PTR;
  40
  41 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
  42 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
  43                                                 int verify);
  44 #endif
  45 #else
  46 #include "mkimage.h"
  47 #include <u-boot/md5.h>
  48 #include <time.h>
  49 #include <image.h>
  50
  51 #ifndef __maybe_unused
  52 # define __maybe_unused         /* unimplemented */
  53 #endif
  54 #endif /* !USE_HOSTCC*/
  55
  56 #include <u-boot/crc.h>
  57
  58 #ifndef CONFIG_SYS_BARGSIZE
  59 #define CONFIG_SYS_BARGSIZE 512
  60 #endif
  61
  62 static const table_entry_t uimage_arch[] = {
  63         {       IH_ARCH_INVALID,        "invalid",      "Invalid ARCH", },
  64         {       IH_ARCH_ALPHA,          "alpha",        "Alpha",        },
  65         {       IH_ARCH_ARM,            "arm",          "ARM",          },
  66         {       IH_ARCH_I386,           "x86",          "Intel x86",    },
  67         {       IH_ARCH_IA64,           "ia64",         "IA64",         },
  68         {       IH_ARCH_M68K,           "m68k",         "M68K",         },
  69         {       IH_ARCH_MICROBLAZE,     "microblaze",   "MicroBlaze",   },
  70         {       IH_ARCH_MIPS,           "mips",         "MIPS",         },
  71         {       IH_ARCH_MIPS64,         "mips64",       "MIPS 64 Bit",  },
  72         {       IH_ARCH_NIOS2,          "nios2",        "NIOS II",      },
  73         {       IH_ARCH_PPC,            "powerpc",      "PowerPC",      },
  74         {       IH_ARCH_PPC,            "ppc",          "PowerPC",      },
  75         {       IH_ARCH_S390,           "s390",         "IBM S390",     },
  76         {       IH_ARCH_SH,             "sh",           "SuperH",       },
  77         {       IH_ARCH_SPARC,          "sparc",        "SPARC",        },
  78         {       IH_ARCH_SPARC64,        "sparc64",      "SPARC 64 Bit", },
  79         {       IH_ARCH_BLACKFIN,       "blackfin",     "Blackfin",     },
  80         {       IH_ARCH_AVR32,          "avr32",        "AVR32",        },
  81         {       IH_ARCH_NDS32,          "nds32",        "NDS32",        },
  82         {       IH_ARCH_OPENRISC,       "or1k",         "OpenRISC 1000",},
  83         {       IH_ARCH_SANDBOX,        "sandbox",      "Sandbox",      },
  84         {       IH_ARCH_ARM64,          "arm64",        "AArch64",      },
  85         {       IH_ARCH_ARC,            "arc",          "ARC",          },
  86         {       IH_ARCH_X86_64,         "x86_64",       "AMD x86_64",   },
  87         {       IH_ARCH_XTENSA,         "xtensa",       "Xtensa",       },
  88         {       IH_ARCH_RISCV,          "riscv",        "RISC-V",       },
  89         {       -1,                     "",             "",             },
  90 };
  91
  92 static const table_entry_t uimage_os[] = {
  93         {       IH_OS_INVALID,  "invalid",      "Invalid OS",           },
  94         {       IH_OS_ARM_TRUSTED_FIRMWARE, "arm-trusted-firmware", "ARM Trusted Firmware"  },
  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_TEE,      "tee",          "Trusted Execution Environment" },
 104         {       IH_OS_U_BOOT,   "u-boot",       "U-Boot",               },
 105         {       IH_OS_VXWORKS,  "vxworks",      "VxWorks",              },
 106 #if defined(CONFIG_CMD_ELF) || defined(USE_HOSTCC)
 107         {       IH_OS_QNX,      "qnx",          "QNX",                  },
 108 #endif
 109 #if defined(CONFIG_INTEGRITY) || defined(USE_HOSTCC)
 110         {       IH_OS_INTEGRITY,"integrity",    "INTEGRITY",            },
 111 #endif
 112 #ifdef USE_HOSTCC
 113         {       IH_OS_4_4BSD,   "4_4bsd",       "4_4BSD",               },
 114         {       IH_OS_DELL,     "dell",         "Dell",                 },
 115         {       IH_OS_ESIX,     "esix",         "Esix",                 },
 116         {       IH_OS_FREEBSD,  "freebsd",      "FreeBSD",              },
 117         {       IH_OS_IRIX,     "irix",         "Irix",                 },
 118         {       IH_OS_NCR,      "ncr",          "NCR",                  },
 119         {       IH_OS_OPENBSD,  "openbsd",      "OpenBSD",              },
 120         {       IH_OS_PSOS,     "psos",         "pSOS",                 },
 121         {       IH_OS_SCO,      "sco",          "SCO",                  },
 122         {       IH_OS_SOLARIS,  "solaris",      "Solaris",              },
 123         {       IH_OS_SVR4,     "svr4",         "SVR4",                 },
 124 #endif
 125 #if defined(CONFIG_BOOTM_OPENRTOS) || defined(USE_HOSTCC)
 126         {       IH_OS_OPENRTOS, "openrtos",     "OpenRTOS",             },
 127 #endif
 128
 129         {       -1,             "",             "",                     },
 130 };
 131
 132 static const table_entry_t uimage_type[] = {
 133         {       IH_TYPE_AISIMAGE,   "aisimage",   "Davinci AIS image",},
 134         {       IH_TYPE_FILESYSTEM, "filesystem", "Filesystem Image",   },
 135         {       IH_TYPE_FIRMWARE,   "firmware",   "Firmware",           },
 136         {       IH_TYPE_FLATDT,     "flat_dt",    "Flat Device Tree",   },
 137         {       IH_TYPE_GPIMAGE,    "gpimage",    "TI Keystone SPL Image",},
 138         {       IH_TYPE_KERNEL,     "kernel",     "Kernel Image",       },
 139         {       IH_TYPE_KERNEL_NOLOAD, "kernel_noload",  "Kernel Image (no loading done)", },
 140         {       IH_TYPE_KWBIMAGE,   "kwbimage",   "Kirkwood Boot Image",},
 141         {       IH_TYPE_IMXIMAGE,   "imximage",   "Freescale i.MX Boot Image",},
 142         {       IH_TYPE_IMX8IMAGE,  "imx8image",  "NXP i.MX8 Boot Image",},
 143         {       IH_TYPE_INVALID,    "invalid",    "Invalid Image",      },
 144         {       IH_TYPE_MULTI,      "multi",      "Multi-File Image",   },
 145         {       IH_TYPE_OMAPIMAGE,  "omapimage",  "TI OMAP SPL With GP CH",},
 146         {       IH_TYPE_PBLIMAGE,   "pblimage",   "Freescale PBL Boot Image",},
 147         {       IH_TYPE_RAMDISK,    "ramdisk",    "RAMDisk Image",      },
 148         {       IH_TYPE_SCRIPT,     "script",     "Script",             },
 149         {       IH_TYPE_SOCFPGAIMAGE, "socfpgaimage", "Altera SoCFPGA CV/AV preloader",},
 150         {       IH_TYPE_SOCFPGAIMAGE_V1, "socfpgaimage_v1", "Altera SoCFPGA A10 preloader",},
 151         {       IH_TYPE_STANDALONE, "standalone", "Standalone Program", },
 152         {       IH_TYPE_UBLIMAGE,   "ublimage",   "Davinci UBL image",},
 153         {       IH_TYPE_MXSIMAGE,   "mxsimage",   "Freescale MXS Boot Image",},
 154         {       IH_TYPE_ATMELIMAGE, "atmelimage", "ATMEL ROM-Boot Image",},
 155         {       IH_TYPE_X86_SETUP,  "x86_setup",  "x86 setup.bin",    },
 156         {       IH_TYPE_LPC32XXIMAGE, "lpc32xximage",  "LPC32XX Boot Image", },
 157         {       IH_TYPE_RKIMAGE,    "rkimage",    "Rockchip Boot Image" },
 158         {       IH_TYPE_RKSD,       "rksd",       "Rockchip SD Boot Image" },
 159         {       IH_TYPE_RKSPI,      "rkspi",      "Rockchip SPI Boot Image" },
 160         {       IH_TYPE_VYBRIDIMAGE, "vybridimage",  "Vybrid Boot Image", },
 161         {       IH_TYPE_ZYNQIMAGE,  "zynqimage",  "Xilinx Zynq Boot Image" },
 162         {       IH_TYPE_ZYNQMPIMAGE, "zynqmpimage", "Xilinx ZynqMP Boot Image" },
 163         {       IH_TYPE_ZYNQMPBIF,  "zynqmpbif",  "Xilinx ZynqMP Boot Image (bif)" },
 164         {       IH_TYPE_FPGA,       "fpga",       "FPGA Image" },
 165         {       IH_TYPE_TEE,        "tee",        "Trusted Execution Environment Image",},
 166         {       IH_TYPE_FIRMWARE_IVT, "firmware_ivt", "Firmware with HABv4 IVT" },
 167         {       IH_TYPE_PMMC,        "pmmc",        "TI Power Management Micro-Controller Firmware",},
 168         {       IH_TYPE_STM32IMAGE, "stm32image", "STMicroelectronics STM32 Image" },
 169         {       -1,                 "",           "",                   },
 170 };
 171
 172 static const table_entry_t uimage_comp[] = {
 173         {       IH_COMP_NONE,   "none",         "uncompressed",         },
 174         {       IH_COMP_BZIP2,  "bzip2",        "bzip2 compressed",     },
 175         {       IH_COMP_GZIP,   "gzip",         "gzip compressed",      },
 176         {       IH_COMP_LZMA,   "lzma",         "lzma compressed",      },
 177         {       IH_COMP_LZO,    "lzo",          "lzo compressed",       },
 178         {       IH_COMP_LZ4,    "lz4",          "lz4 compressed",       },
 179         {       -1,             "",             "",                     },
 180 };
 181
 182 struct table_info {
 183         const char *desc;
 184         int count;
 185         const table_entry_t *table;
 186 };
 187
 188 static const struct table_info table_info[IH_COUNT] = {
 189         { "architecture", IH_ARCH_COUNT, uimage_arch },
 190         { "compression", IH_COMP_COUNT, uimage_comp },
 191         { "operating system", IH_OS_COUNT, uimage_os },
 192         { "image type", IH_TYPE_COUNT, uimage_type },
 193 };
 194
 195 /*****************************************************************************/
 196 /* Legacy format routines */
 197 /*****************************************************************************/
 198 int image_check_hcrc(const image_header_t *hdr)
 199 {
 200         ulong hcrc;
 201         ulong len = image_get_header_size();
 202         image_header_t header;
 203
 204         /* Copy header so we can blank CRC field for re-calculation */
 205         memmove(&header, (char *)hdr, image_get_header_size());
 206         image_set_hcrc(&header, 0);
 207
 208         hcrc = crc32(0, (unsigned char *)&header, len);
 209
 210         return (hcrc == image_get_hcrc(hdr));
 211 }
 212
 213 int image_check_dcrc(const image_header_t *hdr)
 214 {
 215         ulong data = image_get_data(hdr);
 216         ulong len = image_get_data_size(hdr);
 217         ulong dcrc = crc32_wd(0, (unsigned char *)data, len, CHUNKSZ_CRC32);
 218
 219         return (dcrc == image_get_dcrc(hdr));
 220 }
 221
 222 /**
 223  * image_multi_count - get component (sub-image) count
 224  * @hdr: pointer to the header of the multi component image
 225  *
 226  * image_multi_count() returns number of components in a multi
 227  * component image.
 228  *
 229  * Note: no checking of the image type is done, caller must pass
 230  * a valid multi component image.
 231  *
 232  * returns:
 233  *     number of components
 234  */
 235 ulong image_multi_count(const image_header_t *hdr)
 236 {
 237         ulong i, count = 0;
 238         uint32_t *size;
 239
 240         /* get start of the image payload, which in case of multi
 241          * component images that points to a table of component sizes */
 242         size = (uint32_t *)image_get_data(hdr);
 243
 244         /* count non empty slots */
 245         for (i = 0; size[i]; ++i)
 246                 count++;
 247
 248         return count;
 249 }
 250
 251 /**
 252  * image_multi_getimg - get component data address and size
 253  * @hdr: pointer to the header of the multi component image
 254  * @idx: index of the requested component
 255  * @data: pointer to a ulong variable, will hold component data address
 256  * @len: pointer to a ulong variable, will hold component size
 257  *
 258  * image_multi_getimg() returns size and data address for the requested
 259  * component in a multi component image.
 260  *
 261  * Note: no checking of the image type is done, caller must pass
 262  * a valid multi component image.
 263  *
 264  * returns:
 265  *     data address and size of the component, if idx is valid
 266  *     0 in data and len, if idx is out of range
 267  */
 268 void image_multi_getimg(const image_header_t *hdr, ulong idx,
 269                         ulong *data, ulong *len)
 270 {
 271         int i;
 272         uint32_t *size;
 273         ulong offset, count, img_data;
 274
 275         /* get number of component */
 276         count = image_multi_count(hdr);
 277
 278         /* get start of the image payload, which in case of multi
 279          * component images that points to a table of component sizes */
 280         size = (uint32_t *)image_get_data(hdr);
 281
 282         /* get address of the proper component data start, which means
 283          * skipping sizes table (add 1 for last, null entry) */
 284         img_data = image_get_data(hdr) + (count + 1) * sizeof(uint32_t);
 285
 286         if (idx < count) {
 287                 *len = uimage_to_cpu(size[idx]);
 288                 offset = 0;
 289
 290                 /* go over all indices preceding requested component idx */
 291                 for (i = 0; i < idx; i++) {
 292                         /* add up i-th component size, rounding up to 4 bytes */
 293                         offset += (uimage_to_cpu(size[i]) + 3) & ~3 ;
 294                 }
 295
 296                 /* calculate idx-th component data address */
 297                 *data = img_data + offset;
 298         } else {
 299                 *len = 0;
 300                 *data = 0;
 301         }
 302 }
 303
 304 static void image_print_type(const image_header_t *hdr)
 305 {
 306         const char __maybe_unused *os, *arch, *type, *comp;
 307
 308         os = genimg_get_os_name(image_get_os(hdr));
 309         arch = genimg_get_arch_name(image_get_arch(hdr));
 310         type = genimg_get_type_name(image_get_type(hdr));
 311         comp = genimg_get_comp_name(image_get_comp(hdr));
 312
 313         printf("%s %s %s (%s)\n", arch, os, type, comp);
 314 }
 315
 316 /**
 317  * image_print_contents - prints out the contents of the legacy format image
 318  * @ptr: pointer to the legacy format image header
 319  * @p: pointer to prefix string
 320  *
 321  * image_print_contents() formats a multi line legacy image contents description.
 322  * The routine prints out all header fields followed by the size/offset data
 323  * for MULTI/SCRIPT images.
 324  *
 325  * returns:
 326  *     no returned results
 327  */
 328 void image_print_contents(const void *ptr)
 329 {
 330         const image_header_t *hdr = (const image_header_t *)ptr;
 331         const char __maybe_unused *p;
 332
 333         p = IMAGE_INDENT_STRING;
 334         printf("%sImage Name:   %.*s\n", p, IH_NMLEN, image_get_name(hdr));
 335         if (IMAGE_ENABLE_TIMESTAMP) {
 336                 printf("%sCreated:      ", p);
 337                 genimg_print_time((time_t)image_get_time(hdr));
 338         }
 339         printf("%sImage Type:   ", p);
 340         image_print_type(hdr);
 341         printf("%sData Size:    ", p);
 342         genimg_print_size(image_get_data_size(hdr));
 343         printf("%sLoad Address: %08x\n", p, image_get_load(hdr));
 344         printf("%sEntry Point:  %08x\n", p, image_get_ep(hdr));
 345
 346         if (image_check_type(hdr, IH_TYPE_MULTI) ||
 347                         image_check_type(hdr, IH_TYPE_SCRIPT)) {
 348                 int i;
 349                 ulong data, len;
 350                 ulong count = image_multi_count(hdr);
 351
 352                 printf("%sContents:\n", p);
 353                 for (i = 0; i < count; i++) {
 354                         image_multi_getimg(hdr, i, &data, &len);
 355
 356                         printf("%s   Image %d: ", p, i);
 357                         genimg_print_size(len);
 358
 359                         if (image_check_type(hdr, IH_TYPE_SCRIPT) && i > 0) {
 360                                 /*
 361                                  * the user may need to know offsets
 362                                  * if planning to do something with
 363                                  * multiple files
 364                                  */
 365                                 printf("%s    Offset = 0x%08lx\n", p, data);
 366                         }
 367                 }
 368         } else if (image_check_type(hdr, IH_TYPE_FIRMWARE_IVT)) {
 369                 printf("HAB Blocks:   0x%08x   0x0000   0x%08x\n",
 370                                 image_get_load(hdr) - image_get_header_size(),
 371                                 image_get_size(hdr) + image_get_header_size()
 372                                                 - 0x1FE0);
 373         }
 374 }
 375
 376
 377 #ifndef USE_HOSTCC
 378 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
 379 /**
 380  * image_get_ramdisk - get and verify ramdisk image
 381  * @rd_addr: ramdisk image start address
 382  * @arch: expected ramdisk architecture
 383  * @verify: checksum verification flag
 384  *
 385  * image_get_ramdisk() returns a pointer to the verified ramdisk image
 386  * header. Routine receives image start address and expected architecture
 387  * flag. Verification done covers data and header integrity and os/type/arch
 388  * fields checking.
 389  *
 390  * returns:
 391  *     pointer to a ramdisk image header, if image was found and valid
 392  *     otherwise, return NULL
 393  */
 394 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
 395                                                 int verify)
 396 {
 397         const image_header_t *rd_hdr = (const image_header_t *)rd_addr;
 398
 399         if (!image_check_magic(rd_hdr)) {
 400                 puts("Bad Magic Number\n");
 401                 bootstage_error(BOOTSTAGE_ID_RD_MAGIC);
 402                 return NULL;
 403         }
 404
 405         if (!image_check_hcrc(rd_hdr)) {
 406                 puts("Bad Header Checksum\n");
 407                 bootstage_error(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
 408                 return NULL;
 409         }
 410
 411         bootstage_mark(BOOTSTAGE_ID_RD_MAGIC);
 412         image_print_contents(rd_hdr);
 413
 414         if (verify) {
 415                 puts("   Verifying Checksum ... ");
 416                 if (!image_check_dcrc(rd_hdr)) {
 417                         puts("Bad Data CRC\n");
 418                         bootstage_error(BOOTSTAGE_ID_RD_CHECKSUM);
 419                         return NULL;
 420                 }
 421                 puts("OK\n");
 422         }
 423
 424         bootstage_mark(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
 425
 426         if (!image_check_os(rd_hdr, IH_OS_LINUX) ||
 427             !image_check_arch(rd_hdr, arch) ||
 428             !image_check_type(rd_hdr, IH_TYPE_RAMDISK)) {
 429                 printf("No Linux %s Ramdisk Image\n",
 430                                 genimg_get_arch_name(arch));
 431                 bootstage_error(BOOTSTAGE_ID_RAMDISK);
 432                 return NULL;
 433         }
 434
 435         return rd_hdr;
 436 }
 437 #endif
 438 #endif /* !USE_HOSTCC */
 439
 440 /*****************************************************************************/
 441 /* Shared dual-format routines */
 442 /*****************************************************************************/
 443 #ifndef USE_HOSTCC
 444 ulong load_addr = CONFIG_SYS_LOAD_ADDR; /* Default Load Address */
 445 ulong save_addr;                        /* Default Save Address */
 446 ulong save_size;                        /* Default Save Size (in bytes) */
 447
 448 static int on_loadaddr(const char *name, const char *value, enum env_op op,
 449         int flags)
 450 {
 451         switch (op) {
 452         case env_op_create:
 453         case env_op_overwrite:
 454                 load_addr = simple_strtoul(value, NULL, 16);
 455                 break;
 456         default:
 457                 break;
 458         }
 459
 460         return 0;
 461 }
 462 U_BOOT_ENV_CALLBACK(loadaddr, on_loadaddr);
 463
 464 ulong env_get_bootm_low(void)
 465 {
 466         char *s = env_get("bootm_low");
 467         if (s) {
 468                 ulong tmp = simple_strtoul(s, NULL, 16);
 469                 return tmp;
 470         }
 471
 472 #if defined(CONFIG_SYS_SDRAM_BASE)
 473         return CONFIG_SYS_SDRAM_BASE;
 474 #elif defined(CONFIG_ARM)
 475         return gd->bd->bi_dram[0].start;
 476 #else
 477         return 0;
 478 #endif
 479 }
 480
 481 phys_size_t env_get_bootm_size(void)
 482 {
 483         phys_size_t tmp, size;
 484         phys_addr_t start;
 485         char *s = env_get("bootm_size");
 486         if (s) {
 487                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 488                 return tmp;
 489         }
 490
 491 #if defined(CONFIG_ARM) && defined(CONFIG_NR_DRAM_BANKS)
 492         start = gd->bd->bi_dram[0].start;
 493         size = gd->bd->bi_dram[0].size;
 494 #else
 495         start = gd->bd->bi_memstart;
 496         size = gd->bd->bi_memsize;
 497 #endif
 498
 499         s = env_get("bootm_low");
 500         if (s)
 501                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 502         else
 503                 tmp = start;
 504
 505         return size - (tmp - start);
 506 }
 507
 508 phys_size_t env_get_bootm_mapsize(void)
 509 {
 510         phys_size_t tmp;
 511         char *s = env_get("bootm_mapsize");
 512         if (s) {
 513                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 514                 return tmp;
 515         }
 516
 517 #if defined(CONFIG_SYS_BOOTMAPSZ)
 518         return CONFIG_SYS_BOOTMAPSZ;
 519 #else
 520         return env_get_bootm_size();
 521 #endif
 522 }
 523
 524 void memmove_wd(void *to, void *from, size_t len, ulong chunksz)
 525 {
 526         if (to == from)
 527                 return;
 528
 529 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
 530         if (to > from) {
 531                 from += len;
 532                 to += len;
 533         }
 534         while (len > 0) {
 535                 size_t tail = (len > chunksz) ? chunksz : len;
 536                 WATCHDOG_RESET();
 537                 if (to > from) {
 538                         to -= tail;
 539                         from -= tail;
 540                 }
 541                 memmove(to, from, tail);
 542                 if (to < from) {
 543                         to += tail;
 544                         from += tail;
 545                 }
 546                 len -= tail;
 547         }
 548 #else   /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
 549         memmove(to, from, len);
 550 #endif  /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
 551 }
 552 #endif /* !USE_HOSTCC */
 553
 554 void genimg_print_size(uint32_t size)
 555 {
 556 #ifndef USE_HOSTCC
 557         printf("%d Bytes = ", size);
 558         print_size(size, "\n");
 559 #else
 560         printf("%d Bytes = %.2f KiB = %.2f MiB\n",
 561                         size, (double)size / 1.024e3,
 562                         (double)size / 1.048576e6);
 563 #endif
 564 }
 565
 566 #if IMAGE_ENABLE_TIMESTAMP
 567 void genimg_print_time(time_t timestamp)
 568 {
 569 #ifndef USE_HOSTCC
 570         struct rtc_time tm;
 571
 572         rtc_to_tm(timestamp, &tm);
 573         printf("%4d-%02d-%02d  %2d:%02d:%02d UTC\n",
 574                         tm.tm_year, tm.tm_mon, tm.tm_mday,
 575                         tm.tm_hour, tm.tm_min, tm.tm_sec);
 576 #else
 577         printf("%s", ctime(&timestamp));
 578 #endif
 579 }
 580 #endif
 581
 582 const table_entry_t *get_table_entry(const table_entry_t *table, int id)
 583 {
 584         for (; table->id >= 0; ++table) {
 585                 if (table->id == id)
 586                         return table;
 587         }
 588         return NULL;
 589 }
 590
 591 static const char *unknown_msg(enum ih_category category)
 592 {
 593         static const char unknown_str[] = "Unknown ";
 594         static char msg[30];
 595
 596         strcpy(msg, unknown_str);
 597         strncat(msg, table_info[category].desc,
 598                 sizeof(msg) - sizeof(unknown_str));
 599
 600         return msg;
 601 }
 602
 603 /**
 604  * get_cat_table_entry_name - translate entry id to long name
 605  * @category: category to look up (enum ih_category)
 606  * @id: entry id to be translated
 607  *
 608  * This will scan the translation table trying to find the entry that matches
 609  * the given id.
 610  *
 611  * @retur long entry name if translation succeeds; error string on failure
 612  */
 613 const char *genimg_get_cat_name(enum ih_category category, uint id)
 614 {
 615         const table_entry_t *entry;
 616
 617         entry = get_table_entry(table_info[category].table, id);
 618         if (!entry)
 619                 return unknown_msg(category);
 620 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 621         return entry->lname;
 622 #else
 623         return entry->lname + gd->reloc_off;
 624 #endif
 625 }
 626
 627 /**
 628  * get_cat_table_entry_short_name - translate entry id to short name
 629  * @category: category to look up (enum ih_category)
 630  * @id: entry id to be translated
 631  *
 632  * This will scan the translation table trying to find the entry that matches
 633  * the given id.
 634  *
 635  * @retur short entry name if translation succeeds; error string on failure
 636  */
 637 const char *genimg_get_cat_short_name(enum ih_category category, uint id)
 638 {
 639         const table_entry_t *entry;
 640
 641         entry = get_table_entry(table_info[category].table, id);
 642         if (!entry)
 643                 return unknown_msg(category);
 644 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 645         return entry->sname;
 646 #else
 647         return entry->sname + gd->reloc_off;
 648 #endif
 649 }
 650
 651 int genimg_get_cat_count(enum ih_category category)
 652 {
 653         return table_info[category].count;
 654 }
 655
 656 const char *genimg_get_cat_desc(enum ih_category category)
 657 {
 658         return table_info[category].desc;
 659 }
 660
 661 /**
 662  * get_table_entry_name - translate entry id to long name
 663  * @table: pointer to a translation table for entries of a specific type
 664  * @msg: message to be returned when translation fails
 665  * @id: entry id to be translated
 666  *
 667  * get_table_entry_name() will go over translation table trying to find
 668  * entry that matches given id. If matching entry is found, its long
 669  * name is returned to the caller.
 670  *
 671  * returns:
 672  *     long entry name if translation succeeds
 673  *     msg otherwise
 674  */
 675 char *get_table_entry_name(const table_entry_t *table, char *msg, int id)
 676 {
 677         table = get_table_entry(table, id);
 678         if (!table)
 679                 return msg;
 680 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 681         return table->lname;
 682 #else
 683         return table->lname + gd->reloc_off;
 684 #endif
 685 }
 686
 687 const char *genimg_get_os_name(uint8_t os)
 688 {
 689         return (get_table_entry_name(uimage_os, "Unknown OS", os));
 690 }
 691
 692 const char *genimg_get_arch_name(uint8_t arch)
 693 {
 694         return (get_table_entry_name(uimage_arch, "Unknown Architecture",
 695                                         arch));
 696 }
 697
 698 const char *genimg_get_type_name(uint8_t type)
 699 {
 700         return (get_table_entry_name(uimage_type, "Unknown Image", type));
 701 }
 702
 703 static const char *genimg_get_short_name(const table_entry_t *table, int val)
 704 {
 705         table = get_table_entry(table, val);
 706         if (!table)
 707                 return "unknown";
 708 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 709         return table->sname;
 710 #else
 711         return table->sname + gd->reloc_off;
 712 #endif
 713 }
 714
 715 const char *genimg_get_type_short_name(uint8_t type)
 716 {
 717         return genimg_get_short_name(uimage_type, type);
 718 }
 719
 720 const char *genimg_get_comp_name(uint8_t comp)
 721 {
 722         return (get_table_entry_name(uimage_comp, "Unknown Compression",
 723                                         comp));
 724 }
 725
 726 const char *genimg_get_comp_short_name(uint8_t comp)
 727 {
 728         return genimg_get_short_name(uimage_comp, comp);
 729 }
 730
 731 const char *genimg_get_os_short_name(uint8_t os)
 732 {
 733         return genimg_get_short_name(uimage_os, os);
 734 }
 735
 736 const char *genimg_get_arch_short_name(uint8_t arch)
 737 {
 738         return genimg_get_short_name(uimage_arch, arch);
 739 }
 740
 741 /**
 742  * get_table_entry_id - translate short entry name to id
 743  * @table: pointer to a translation table for entries of a specific type
 744  * @table_name: to be used in case of error
 745  * @name: entry short name to be translated
 746  *
 747  * get_table_entry_id() will go over translation table trying to find
 748  * entry that matches given short name. If matching entry is found,
 749  * its id returned to the caller.
 750  *
 751  * returns:
 752  *     entry id if translation succeeds
 753  *     -1 otherwise
 754  */
 755 int get_table_entry_id(const table_entry_t *table,
 756                 const char *table_name, const char *name)
 757 {
 758         const table_entry_t *t;
 759
 760         for (t = table; t->id >= 0; ++t) {
 761 #ifdef CONFIG_NEEDS_MANUAL_RELOC
 762                 if (t->sname && strcasecmp(t->sname + gd->reloc_off, name) == 0)
 763 #else
 764                 if (t->sname && strcasecmp(t->sname, name) == 0)
 765 #endif
 766                         return (t->id);
 767         }
 768         debug("Invalid %s Type: %s\n", table_name, name);
 769
 770         return -1;
 771 }
 772
 773 int genimg_get_os_id(const char *name)
 774 {
 775         return (get_table_entry_id(uimage_os, "OS", name));
 776 }
 777
 778 int genimg_get_arch_id(const char *name)
 779 {
 780         return (get_table_entry_id(uimage_arch, "CPU", name));
 781 }
 782
 783 int genimg_get_type_id(const char *name)
 784 {
 785         return (get_table_entry_id(uimage_type, "Image", name));
 786 }
 787
 788 int genimg_get_comp_id(const char *name)
 789 {
 790         return (get_table_entry_id(uimage_comp, "Compression", name));
 791 }
 792
 793 #ifndef USE_HOSTCC
 794 /**
 795  * genimg_get_kernel_addr_fit - get the real kernel address and return 2
 796  *                              FIT strings
 797  * @img_addr: a string might contain real image address
 798  * @fit_uname_config: double pointer to a char, will hold pointer to a
 799  *                    configuration unit name
 800  * @fit_uname_kernel: double pointer to a char, will hold pointer to a subimage
 801  *                    name
 802  *
 803  * genimg_get_kernel_addr_fit get the real kernel start address from a string
 804  * which is normally the first argv of bootm/bootz
 805  *
 806  * returns:
 807  *     kernel start address
 808  */
 809 ulong genimg_get_kernel_addr_fit(char * const img_addr,
 810                              const char **fit_uname_config,
 811                              const char **fit_uname_kernel)
 812 {
 813         ulong kernel_addr;
 814
 815         /* find out kernel image address */
 816         if (!img_addr) {
 817                 kernel_addr = load_addr;
 818                 debug("*  kernel: default image load address = 0x%08lx\n",
 819                       load_addr);
 820 #if CONFIG_IS_ENABLED(FIT)
 821         } else if (fit_parse_conf(img_addr, load_addr, &kernel_addr,
 822                                   fit_uname_config)) {
 823                 debug("*  kernel: config '%s' from image at 0x%08lx\n",
 824                       *fit_uname_config, kernel_addr);
 825         } else if (fit_parse_subimage(img_addr, load_addr, &kernel_addr,
 826                                      fit_uname_kernel)) {
 827                 debug("*  kernel: subimage '%s' from image at 0x%08lx\n",
 828                       *fit_uname_kernel, kernel_addr);
 829 #endif
 830         } else {
 831                 kernel_addr = simple_strtoul(img_addr, NULL, 16);
 832                 debug("*  kernel: cmdline image address = 0x%08lx\n",
 833                       kernel_addr);
 834         }
 835
 836         return kernel_addr;
 837 }
 838
 839 /**
 840  * genimg_get_kernel_addr() is the simple version of
 841  * genimg_get_kernel_addr_fit(). It ignores those return FIT strings
 842  */
 843 ulong genimg_get_kernel_addr(char * const img_addr)
 844 {
 845         const char *fit_uname_config = NULL;
 846         const char *fit_uname_kernel = NULL;
 847
 848         return genimg_get_kernel_addr_fit(img_addr, &fit_uname_config,
 849                                           &fit_uname_kernel);
 850 }
 851
 852 /**
 853  * genimg_get_format - get image format type
 854  * @img_addr: image start address
 855  *
 856  * genimg_get_format() checks whether provided address points to a valid
 857  * legacy or FIT image.
 858  *
 859  * New uImage format and FDT blob are based on a libfdt. FDT blob
 860  * may be passed directly or embedded in a FIT image. In both situations
 861  * genimg_get_format() must be able to dectect libfdt header.
 862  *
 863  * returns:
 864  *     image format type or IMAGE_FORMAT_INVALID if no image is present
 865  */
 866 int genimg_get_format(const void *img_addr)
 867 {
 868 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
 869         const image_header_t *hdr;
 870
 871         hdr = (const image_header_t *)img_addr;
 872         if (image_check_magic(hdr))
 873                 return IMAGE_FORMAT_LEGACY;
 874 #endif
 875 #if IMAGE_ENABLE_FIT || IMAGE_ENABLE_OF_LIBFDT
 876         if (fdt_check_header(img_addr) == 0)
 877                 return IMAGE_FORMAT_FIT;
 878 #endif
 879 #ifdef CONFIG_ANDROID_BOOT_IMAGE
 880         if (android_image_check_header(img_addr) == 0)
 881                 return IMAGE_FORMAT_ANDROID;
 882 #endif
 883
 884         return IMAGE_FORMAT_INVALID;
 885 }
 886
 887 /**
 888  * fit_has_config - check if there is a valid FIT configuration
 889  * @images: pointer to the bootm command headers structure
 890  *
 891  * fit_has_config() checks if there is a FIT configuration in use
 892  * (if FTI support is present).
 893  *
 894  * returns:
 895  *     0, no FIT support or no configuration found
 896  *     1, configuration found
 897  */
 898 int genimg_has_config(bootm_headers_t *images)
 899 {
 900 #if IMAGE_ENABLE_FIT
 901         if (images->fit_uname_cfg)
 902                 return 1;
 903 #endif
 904         return 0;
 905 }
 906
 907 /**
 908  * boot_get_ramdisk - main ramdisk handling routine
 909  * @argc: command argument count
 910  * @argv: command argument list
 911  * @images: pointer to the bootm images structure
 912  * @arch: expected ramdisk architecture
 913  * @rd_start: pointer to a ulong variable, will hold ramdisk start address
 914  * @rd_end: pointer to a ulong variable, will hold ramdisk end
 915  *
 916  * boot_get_ramdisk() is responsible for finding a valid ramdisk image.
 917  * Curently supported are the following ramdisk sources:
 918  *      - multicomponent kernel/ramdisk image,
 919  *      - commandline provided address of decicated ramdisk image.
 920  *
 921  * returns:
 922  *     0, if ramdisk image was found and valid, or skiped
 923  *     rd_start and rd_end are set to ramdisk start/end addresses if
 924  *     ramdisk image is found and valid
 925  *
 926  *     1, if ramdisk image is found but corrupted, or invalid
 927  *     rd_start and rd_end are set to 0 if no ramdisk exists
 928  */
 929 int boot_get_ramdisk(int argc, char * const argv[], bootm_headers_t *images,
 930                 uint8_t arch, ulong *rd_start, ulong *rd_end)
 931 {
 932         ulong rd_addr, rd_load;
 933         ulong rd_data, rd_len;
 934 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
 935         const image_header_t *rd_hdr;
 936 #endif
 937         void *buf;
 938 #ifdef CONFIG_SUPPORT_RAW_INITRD
 939         char *end;
 940 #endif
 941 #if IMAGE_ENABLE_FIT
 942         const char      *fit_uname_config = images->fit_uname_cfg;
 943         const char      *fit_uname_ramdisk = NULL;
 944         ulong           default_addr;
 945         int             rd_noffset;
 946 #endif
 947         const char *select = NULL;
 948
 949         *rd_start = 0;
 950         *rd_end = 0;
 951
 952 #ifdef CONFIG_ANDROID_BOOT_IMAGE
 953         /*
 954          * Look for an Android boot image.
 955          */
 956         buf = map_sysmem(images->os.start, 0);
 957         if (buf && genimg_get_format(buf) == IMAGE_FORMAT_ANDROID)
 958                 select = argv[0];
 959 #endif
 960
 961         if (argc >= 2)
 962                 select = argv[1];
 963
 964         /*
 965          * Look for a '-' which indicates to ignore the
 966          * ramdisk argument
 967          */
 968         if (select && strcmp(select, "-") ==  0) {
 969                 debug("## Skipping init Ramdisk\n");
 970                 rd_len = rd_data = 0;
 971         } else if (select || genimg_has_config(images)) {
 972 #if IMAGE_ENABLE_FIT
 973                 if (select) {
 974                         /*
 975                          * If the init ramdisk comes from the FIT image and
 976                          * the FIT image address is omitted in the command
 977                          * line argument, try to use os FIT image address or
 978                          * default load address.
 979                          */
 980                         if (images->fit_uname_os)
 981                                 default_addr = (ulong)images->fit_hdr_os;
 982                         else
 983                                 default_addr = load_addr;
 984
 985                         if (fit_parse_conf(select, default_addr,
 986                                            &rd_addr, &fit_uname_config)) {
 987                                 debug("*  ramdisk: config '%s' from image at "
 988                                                 "0x%08lx\n",
 989                                                 fit_uname_config, rd_addr);
 990                         } else if (fit_parse_subimage(select, default_addr,
 991                                                 &rd_addr, &fit_uname_ramdisk)) {
 992                                 debug("*  ramdisk: subimage '%s' from image at "
 993                                                 "0x%08lx\n",
 994                                                 fit_uname_ramdisk, rd_addr);
 995                         } else
 996 #endif
 997                         {
 998                                 rd_addr = simple_strtoul(select, NULL, 16);
 999                                 debug("*  ramdisk: cmdline image address = "
1000                                                 "0x%08lx\n",
1001                                                 rd_addr);
1002                         }
1003 #if IMAGE_ENABLE_FIT
1004                 } else {
1005                         /* use FIT configuration provided in first bootm
1006                          * command argument. If the property is not defined,
1007                          * quit silently.
1008                          */
1009                         rd_addr = map_to_sysmem(images->fit_hdr_os);
1010                         rd_noffset = fit_get_node_from_config(images,
1011                                         FIT_RAMDISK_PROP, rd_addr);
1012                         if (rd_noffset == -ENOENT)
1013                                 return 0;
1014                         else if (rd_noffset < 0)
1015                                 return 1;
1016                 }
1017 #endif
1018
1019                 /*
1020                  * Check if there is an initrd image at the
1021                  * address provided in the second bootm argument
1022                  * check image type, for FIT images get FIT node.
1023                  */
1024                 buf = map_sysmem(rd_addr, 0);
1025                 switch (genimg_get_format(buf)) {
1026 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
1027                 case IMAGE_FORMAT_LEGACY:
1028                         printf("## Loading init Ramdisk from Legacy "
1029                                         "Image at %08lx ...\n", rd_addr);
1030
1031                         bootstage_mark(BOOTSTAGE_ID_CHECK_RAMDISK);
1032                         rd_hdr = image_get_ramdisk(rd_addr, arch,
1033                                                         images->verify);
1034
1035                         if (rd_hdr == NULL)
1036                                 return 1;
1037
1038                         rd_data = image_get_data(rd_hdr);
1039                         rd_len = image_get_data_size(rd_hdr);
1040                         rd_load = image_get_load(rd_hdr);
1041                         break;
1042 #endif
1043 #if IMAGE_ENABLE_FIT
1044                 case IMAGE_FORMAT_FIT:
1045                         rd_noffset = fit_image_load(images,
1046                                         rd_addr, &fit_uname_ramdisk,
1047                                         &fit_uname_config, arch,
1048                                         IH_TYPE_RAMDISK,
1049                                         BOOTSTAGE_ID_FIT_RD_START,
1050                                         FIT_LOAD_OPTIONAL_NON_ZERO,
1051                                         &rd_data, &rd_len);
1052                         if (rd_noffset < 0)
1053                                 return 1;
1054
1055                         images->fit_hdr_rd = map_sysmem(rd_addr, 0);
1056                         images->fit_uname_rd = fit_uname_ramdisk;
1057                         images->fit_noffset_rd = rd_noffset;
1058                         break;
1059 #endif
1060 #ifdef CONFIG_ANDROID_BOOT_IMAGE
1061                 case IMAGE_FORMAT_ANDROID:
1062                         android_image_get_ramdisk((void *)images->os.start,
1063                                 &rd_data, &rd_len);
1064                         break;
1065 #endif
1066                 default:
1067 #ifdef CONFIG_SUPPORT_RAW_INITRD
1068                         end = NULL;
1069                         if (select)
1070                                 end = strchr(select, ':');
1071                         if (end) {
1072                                 rd_len = simple_strtoul(++end, NULL, 16);
1073                                 rd_data = rd_addr;
1074                         } else
1075 #endif
1076                         {
1077                                 puts("Wrong Ramdisk Image Format\n");
1078                                 rd_data = rd_len = rd_load = 0;
1079                                 return 1;
1080                         }
1081                 }
1082         } else if (images->legacy_hdr_valid &&
1083                         image_check_type(&images->legacy_hdr_os_copy,
1084                                                 IH_TYPE_MULTI)) {
1085
1086                 /*
1087                  * Now check if we have a legacy mult-component image,
1088                  * get second entry data start address and len.
1089                  */
1090                 bootstage_mark(BOOTSTAGE_ID_RAMDISK);
1091                 printf("## Loading init Ramdisk from multi component "
1092                                 "Legacy Image at %08lx ...\n",
1093                                 (ulong)images->legacy_hdr_os);
1094
1095                 image_multi_getimg(images->legacy_hdr_os, 1, &rd_data, &rd_len);
1096         } else {
1097                 /*
1098                  * no initrd image
1099                  */
1100                 bootstage_mark(BOOTSTAGE_ID_NO_RAMDISK);
1101                 rd_len = rd_data = 0;
1102         }
1103
1104         if (!rd_data) {
1105                 debug("## No init Ramdisk\n");
1106         } else {
1107                 *rd_start = rd_data;
1108                 *rd_end = rd_data + rd_len;
1109         }
1110         debug("   ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n",
1111                         *rd_start, *rd_end);
1112
1113         return 0;
1114 }
1115
1116 #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
1117 /**
1118  * boot_ramdisk_high - relocate init ramdisk
1119  * @lmb: pointer to lmb handle, will be used for memory mgmt
1120  * @rd_data: ramdisk data start address
1121  * @rd_len: ramdisk data length
1122  * @initrd_start: pointer to a ulong variable, will hold final init ramdisk
1123  *      start address (after possible relocation)
1124  * @initrd_end: pointer to a ulong variable, will hold final init ramdisk
1125  *      end address (after possible relocation)
1126  *
1127  * boot_ramdisk_high() takes a relocation hint from "initrd_high" environment
1128  * variable and if requested ramdisk data is moved to a specified location.
1129  *
1130  * Initrd_start and initrd_end are set to final (after relocation) ramdisk
1131  * start/end addresses if ramdisk image start and len were provided,
1132  * otherwise set initrd_start and initrd_end set to zeros.
1133  *
1134  * returns:
1135  *      0 - success
1136  *     -1 - failure
1137  */
1138 int boot_ramdisk_high(struct lmb *lmb, ulong rd_data, ulong rd_len,
1139                   ulong *initrd_start, ulong *initrd_end)
1140 {
1141         char    *s;
1142         ulong   initrd_high;
1143         int     initrd_copy_to_ram = 1;
1144
1145         s = env_get("initrd_high");
1146         if (s) {
1147                 /* a value of "no" or a similar string will act like 0,
1148                  * turning the "load high" feature off. This is intentional.
1149                  */
1150                 initrd_high = simple_strtoul(s, NULL, 16);
1151                 if (initrd_high == ~0)
1152                         initrd_copy_to_ram = 0;
1153         } else {
1154                 initrd_high = env_get_bootm_mapsize() + env_get_bootm_low();
1155         }
1156
1157
1158         debug("## initrd_high = 0x%08lx, copy_to_ram = %d\n",
1159                         initrd_high, initrd_copy_to_ram);
1160
1161         if (rd_data) {
1162                 if (!initrd_copy_to_ram) {      /* zero-copy ramdisk support */
1163                         debug("   in-place initrd\n");
1164                         *initrd_start = rd_data;
1165                         *initrd_end = rd_data + rd_len;
1166                         lmb_reserve(lmb, rd_data, rd_len);
1167                 } else {
1168                         if (initrd_high)
1169                                 *initrd_start = (ulong)lmb_alloc_base(lmb,
1170                                                 rd_len, 0x1000, initrd_high);
1171                         else
1172                                 *initrd_start = (ulong)lmb_alloc(lmb, rd_len,
1173                                                                  0x1000);
1174
1175                         if (*initrd_start == 0) {
1176                                 puts("ramdisk - allocation error\n");
1177                                 goto error;
1178                         }
1179                         bootstage_mark(BOOTSTAGE_ID_COPY_RAMDISK);
1180
1181                         *initrd_end = *initrd_start + rd_len;
1182                         printf("   Loading Ramdisk to %08lx, end %08lx ... ",
1183                                         *initrd_start, *initrd_end);
1184
1185                         memmove_wd((void *)*initrd_start,
1186                                         (void *)rd_data, rd_len, CHUNKSZ);
1187
1188 #ifdef CONFIG_MP
1189                         /*
1190                          * Ensure the image is flushed to memory to handle
1191                          * AMP boot scenarios in which we might not be
1192                          * HW cache coherent
1193                          */
1194                         flush_cache((unsigned long)*initrd_start,
1195                                     ALIGN(rd_len, ARCH_DMA_MINALIGN));
1196 #endif
1197                         puts("OK\n");
1198                 }
1199         } else {
1200                 *initrd_start = 0;
1201                 *initrd_end = 0;
1202         }
1203         debug("   ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n",
1204                         *initrd_start, *initrd_end);
1205
1206         return 0;
1207
1208 error:
1209         return -1;
1210 }
1211 #endif /* CONFIG_SYS_BOOT_RAMDISK_HIGH */
1212
1213 int boot_get_setup(bootm_headers_t *images, uint8_t arch,
1214                    ulong *setup_start, ulong *setup_len)
1215 {
1216 #if IMAGE_ENABLE_FIT
1217         return boot_get_setup_fit(images, arch, setup_start, setup_len);
1218 #else
1219         return -ENOENT;
1220 #endif
1221 }
1222
1223 #if IMAGE_ENABLE_FIT
1224 #if defined(CONFIG_FPGA)
1225 int boot_get_fpga(int argc, char * const argv[], bootm_headers_t *images,
1226                   uint8_t arch, const ulong *ld_start, ulong * const ld_len)
1227 {
1228         ulong tmp_img_addr, img_data, img_len;
1229         void *buf;
1230         int conf_noffset;
1231         int fit_img_result;
1232         const char *uname, *name;
1233         int err;
1234         int devnum = 0; /* TODO support multi fpga platforms */
1235
1236         /* Check to see if the images struct has a FIT configuration */
1237         if (!genimg_has_config(images)) {
1238                 debug("## FIT configuration was not specified\n");
1239                 return 0;
1240         }
1241
1242         /*
1243          * Obtain the os FIT header from the images struct
1244          */
1245         tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
1246         buf = map_sysmem(tmp_img_addr, 0);
1247         /*
1248          * Check image type. For FIT images get FIT node
1249          * and attempt to locate a generic binary.
1250          */
1251         switch (genimg_get_format(buf)) {
1252         case IMAGE_FORMAT_FIT:
1253                 conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg);
1254
1255                 uname = fdt_stringlist_get(buf, conf_noffset, FIT_FPGA_PROP, 0,
1256                                            NULL);
1257                 if (!uname) {
1258                         debug("## FPGA image is not specified\n");
1259                         return 0;
1260                 }
1261                 fit_img_result = fit_image_load(images,
1262                                                 tmp_img_addr,
1263                                                 (const char **)&uname,
1264                                                 &(images->fit_uname_cfg),
1265                                                 arch,
1266                                                 IH_TYPE_FPGA,
1267                                                 BOOTSTAGE_ID_FPGA_INIT,
1268                                                 FIT_LOAD_OPTIONAL_NON_ZERO,
1269                                                 &img_data, &img_len);
1270
1271                 debug("FPGA image (%s) loaded to 0x%lx/size 0x%lx\n",
1272                       uname, img_data, img_len);
1273
1274                 if (fit_img_result < 0) {
1275                         /* Something went wrong! */
1276                         return fit_img_result;
1277                 }
1278
1279                 if (!fpga_is_partial_data(devnum, img_len)) {
1280                         name = "full";
1281                         err = fpga_loadbitstream(devnum, (char *)img_data,
1282                                                  img_len, BIT_FULL);
1283                         if (err)
1284                                 err = fpga_load(devnum, (const void *)img_data,
1285                                                 img_len, BIT_FULL);
1286                 } else {
1287                         name = "partial";
1288                         err = fpga_loadbitstream(devnum, (char *)img_data,
1289                                                  img_len, BIT_PARTIAL);
1290                         if (err)
1291                                 err = fpga_load(devnum, (const void *)img_data,
1292                                                 img_len, BIT_PARTIAL);
1293                 }
1294
1295                 if (err)
1296                         return err;
1297
1298                 printf("   Programming %s bitstream... OK\n", name);
1299                 break;
1300         default:
1301                 printf("The given image format is not supported (corrupt?)\n");
1302                 return 1;
1303         }
1304
1305         return 0;
1306 }
1307 #endif
1308
1309 static void fit_loadable_process(uint8_t img_type,
1310                                  ulong img_data,
1311                                  ulong img_len)
1312 {
1313         int i;
1314         const unsigned int count =
1315                         ll_entry_count(struct fit_loadable_tbl, fit_loadable);
1316         struct fit_loadable_tbl *fit_loadable_handler =
1317                         ll_entry_start(struct fit_loadable_tbl, fit_loadable);
1318         /* For each loadable handler */
1319         for (i = 0; i < count; i++, fit_loadable_handler++)
1320                 /* matching this type */
1321                 if (fit_loadable_handler->type == img_type)
1322                         /* call that handler with this image data */
1323                         fit_loadable_handler->handler(img_data, img_len);
1324 }
1325
1326 int boot_get_loadable(int argc, char * const argv[], bootm_headers_t *images,
1327                 uint8_t arch, const ulong *ld_start, ulong * const ld_len)
1328 {
1329         /*
1330          * These variables are used to hold the current image location
1331          * in system memory.
1332          */
1333         ulong tmp_img_addr;
1334         /*
1335          * These two variables are requirements for fit_image_load, but
1336          * their values are not used
1337          */
1338         ulong img_data, img_len;
1339         void *buf;
1340         int loadables_index;
1341         int conf_noffset;
1342         int fit_img_result;
1343         const char *uname;
1344         uint8_t img_type;
1345
1346         /* Check to see if the images struct has a FIT configuration */
1347         if (!genimg_has_config(images)) {
1348                 debug("## FIT configuration was not specified\n");
1349                 return 0;
1350         }
1351
1352         /*
1353          * Obtain the os FIT header from the images struct
1354          */
1355         tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
1356         buf = map_sysmem(tmp_img_addr, 0);
1357         /*
1358          * Check image type. For FIT images get FIT node
1359          * and attempt to locate a generic binary.
1360          */
1361         switch (genimg_get_format(buf)) {
1362         case IMAGE_FORMAT_FIT:
1363                 conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg);
1364
1365                 for (loadables_index = 0;
1366                      uname = fdt_stringlist_get(buf, conf_noffset,
1367                                         FIT_LOADABLE_PROP, loadables_index,
1368                                         NULL), uname;
1369                      loadables_index++)
1370                 {
1371                         fit_img_result = fit_image_load(images,
1372                                 tmp_img_addr,
1373                                 &uname,
1374                                 &(images->fit_uname_cfg), arch,
1375                                 IH_TYPE_LOADABLE,
1376                                 BOOTSTAGE_ID_FIT_LOADABLE_START,
1377                                 FIT_LOAD_OPTIONAL_NON_ZERO,
1378                                 &img_data, &img_len);
1379                         if (fit_img_result < 0) {
1380                                 /* Something went wrong! */
1381                                 return fit_img_result;
1382                         }
1383
1384                         fit_img_result = fit_image_get_node(buf, uname);
1385                         if (fit_img_result < 0) {
1386                                 /* Something went wrong! */
1387                                 return fit_img_result;
1388                         }
1389                         fit_img_result = fit_image_get_type(buf,
1390                                                             fit_img_result,
1391                                                             &img_type);
1392                         if (fit_img_result < 0) {
1393                                 /* Something went wrong! */
1394                                 return fit_img_result;
1395                         }
1396
1397                         fit_loadable_process(img_type, img_data, img_len);
1398                 }
1399                 break;
1400         default:
1401                 printf("The given image format is not supported (corrupt?)\n");
1402                 return 1;
1403         }
1404
1405         return 0;
1406 }
1407 #endif
1408
1409 #ifdef CONFIG_SYS_BOOT_GET_CMDLINE
1410 /**
1411  * boot_get_cmdline - allocate and initialize kernel cmdline
1412  * @lmb: pointer to lmb handle, will be used for memory mgmt
1413  * @cmd_start: pointer to a ulong variable, will hold cmdline start
1414  * @cmd_end: pointer to a ulong variable, will hold cmdline end
1415  *
1416  * boot_get_cmdline() allocates space for kernel command line below
1417  * BOOTMAPSZ + env_get_bootm_low() address. If "bootargs" U-Boot environment
1418  * variable is present its contents is copied to allocated kernel
1419  * command line.
1420  *
1421  * returns:
1422  *      0 - success
1423  *     -1 - failure
1424  */
1425 int boot_get_cmdline(struct lmb *lmb, ulong *cmd_start, ulong *cmd_end)
1426 {
1427         char *cmdline;
1428         char *s;
1429
1430         cmdline = (char *)(ulong)lmb_alloc_base(lmb, CONFIG_SYS_BARGSIZE, 0xf,
1431                                 env_get_bootm_mapsize() + env_get_bootm_low());
1432
1433         if (cmdline == NULL)
1434                 return -1;
1435
1436         s = env_get("bootargs");
1437         if (!s)
1438                 s = "";
1439
1440         strcpy(cmdline, s);
1441
1442         *cmd_start = (ulong) & cmdline[0];
1443         *cmd_end = *cmd_start + strlen(cmdline);
1444
1445         debug("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end);
1446
1447         return 0;
1448 }
1449 #endif /* CONFIG_SYS_BOOT_GET_CMDLINE */
1450
1451 #ifdef CONFIG_SYS_BOOT_GET_KBD
1452 /**
1453  * boot_get_kbd - allocate and initialize kernel copy of board info
1454  * @lmb: pointer to lmb handle, will be used for memory mgmt
1455  * @kbd: double pointer to board info data
1456  *
1457  * boot_get_kbd() allocates space for kernel copy of board info data below
1458  * BOOTMAPSZ + env_get_bootm_low() address and kernel board info is initialized
1459  * with the current u-boot board info data.
1460  *
1461  * returns:
1462  *      0 - success
1463  *     -1 - failure
1464  */
1465 int boot_get_kbd(struct lmb *lmb, bd_t **kbd)
1466 {
1467         *kbd = (bd_t *)(ulong)lmb_alloc_base(lmb, sizeof(bd_t), 0xf,
1468                                 env_get_bootm_mapsize() + env_get_bootm_low());
1469         if (*kbd == NULL)
1470                 return -1;
1471
1472         **kbd = *(gd->bd);
1473
1474         debug("## kernel board info at 0x%08lx\n", (ulong)*kbd);
1475
1476 #if defined(DEBUG) && defined(CONFIG_CMD_BDI)
1477         do_bdinfo(NULL, 0, 0, NULL);
1478 #endif
1479
1480         return 0;
1481 }
1482 #endif /* CONFIG_SYS_BOOT_GET_KBD */
1483
1484 #ifdef CONFIG_LMB
1485 int image_setup_linux(bootm_headers_t *images)
1486 {
1487         ulong of_size = images->ft_len;
1488         char **of_flat_tree = &images->ft_addr;
1489         struct lmb *lmb = &images->lmb;
1490         int ret;
1491
1492         if (IMAGE_ENABLE_OF_LIBFDT)
1493                 boot_fdt_add_mem_rsv_regions(lmb, *of_flat_tree);
1494
1495         if (IMAGE_BOOT_GET_CMDLINE) {
1496                 ret = boot_get_cmdline(lmb, &images->cmdline_start,
1497                                 &images->cmdline_end);
1498                 if (ret) {
1499                         puts("ERROR with allocation of cmdline\n");
1500                         return ret;
1501                 }
1502         }
1503
1504         if (IMAGE_ENABLE_OF_LIBFDT) {
1505                 ret = boot_relocate_fdt(lmb, of_flat_tree, &of_size);
1506                 if (ret)
1507                         return ret;
1508         }
1509
1510         if (IMAGE_ENABLE_OF_LIBFDT && of_size) {
1511                 ret = image_setup_libfdt(images, *of_flat_tree, of_size, lmb);
1512                 if (ret)
1513                         return ret;
1514         }
1515
1516         return 0;
1517 }
1518 #endif /* CONFIG_LMB */
1519 #endif /* !USE_HOSTCC */