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 <env.h>
  12 #include <watchdog.h>
  13
  14 #ifdef CONFIG_SHOW_BOOT_PROGRESS
  15 #include <status_led.h>
  16 #endif
  17
  18 #include <rtc.h>
  19
  20 #include <gzip.h>
  21 #include <image.h>
  22 #include <mapmem.h>
  23
  24 #if IMAGE_ENABLE_FIT || IMAGE_ENABLE_OF_LIBFDT
  25 #include <linux/libfdt.h>
  26 #include <fdt_support.h>
  27 #include <fpga.h>
  28 #include <xilinx.h>
  29 #endif
  30
  31 #include <u-boot/md5.h>
  32 #include <u-boot/sha1.h>
  33 #include <linux/errno.h>
  34 #include <asm/io.h>
  35
  36 #include <bzlib.h>
  37 #include <linux/lzo.h>
  38 #include <lzma/LzmaTypes.h>
  39 #include <lzma/LzmaDec.h>
  40 #include <lzma/LzmaTools.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 CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
  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,        "invalid",      "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         {       IH_ARCH_XTENSA,         "xtensa",       "Xtensa",       },
  95         {       IH_ARCH_RISCV,          "riscv",        "RISC-V",       },
  96         {       -1,                     "",             "",             },
  97 };
  98
  99 static const table_entry_t uimage_os[] = {
 100         {       IH_OS_INVALID,  "invalid",      "Invalid OS",           },
 101         {       IH_OS_ARM_TRUSTED_FIRMWARE, "arm-trusted-firmware", "ARM Trusted Firmware"  },
 102         {       IH_OS_LINUX,    "linux",        "Linux",                },
 103 #if defined(CONFIG_LYNXKDI) || defined(USE_HOSTCC)
 104         {       IH_OS_LYNXOS,   "lynxos",       "LynxOS",               },
 105 #endif
 106         {       IH_OS_NETBSD,   "netbsd",       "NetBSD",               },
 107         {       IH_OS_OSE,      "ose",          "Enea OSE",             },
 108         {       IH_OS_PLAN9,    "plan9",        "Plan 9",               },
 109         {       IH_OS_RTEMS,    "rtems",        "RTEMS",                },
 110         {       IH_OS_TEE,      "tee",          "Trusted Execution Environment" },
 111         {       IH_OS_U_BOOT,   "u-boot",       "U-Boot",               },
 112         {       IH_OS_VXWORKS,  "vxworks",      "VxWorks",              },
 113 #if defined(CONFIG_CMD_ELF) || defined(USE_HOSTCC)
 114         {       IH_OS_QNX,      "qnx",          "QNX",                  },
 115 #endif
 116 #if defined(CONFIG_INTEGRITY) || defined(USE_HOSTCC)
 117         {       IH_OS_INTEGRITY,"integrity",    "INTEGRITY",            },
 118 #endif
 119 #ifdef USE_HOSTCC
 120         {       IH_OS_4_4BSD,   "4_4bsd",       "4_4BSD",               },
 121         {       IH_OS_DELL,     "dell",         "Dell",                 },
 122         {       IH_OS_ESIX,     "esix",         "Esix",                 },
 123         {       IH_OS_FREEBSD,  "freebsd",      "FreeBSD",              },
 124         {       IH_OS_IRIX,     "irix",         "Irix",                 },
 125         {       IH_OS_NCR,      "ncr",          "NCR",                  },
 126         {       IH_OS_OPENBSD,  "openbsd",      "OpenBSD",              },
 127         {       IH_OS_PSOS,     "psos",         "pSOS",                 },
 128         {       IH_OS_SCO,      "sco",          "SCO",                  },
 129         {       IH_OS_SOLARIS,  "solaris",      "Solaris",              },
 130         {       IH_OS_SVR4,     "svr4",         "SVR4",                 },
 131 #endif
 132 #if defined(CONFIG_BOOTM_OPENRTOS) || defined(USE_HOSTCC)
 133         {       IH_OS_OPENRTOS, "openrtos",     "OpenRTOS",             },
 134 #endif
 135         {       IH_OS_OPENSBI,  "opensbi",      "RISC-V OpenSBI",       },
 136
 137         {       -1,             "",             "",                     },
 138 };
 139
 140 static const table_entry_t uimage_type[] = {
 141         {       IH_TYPE_AISIMAGE,   "aisimage",   "Davinci AIS image",},
 142         {       IH_TYPE_FILESYSTEM, "filesystem", "Filesystem Image",   },
 143         {       IH_TYPE_FIRMWARE,   "firmware",   "Firmware",           },
 144         {       IH_TYPE_FLATDT,     "flat_dt",    "Flat Device Tree",   },
 145         {       IH_TYPE_GPIMAGE,    "gpimage",    "TI Keystone SPL Image",},
 146         {       IH_TYPE_KERNEL,     "kernel",     "Kernel Image",       },
 147         {       IH_TYPE_KERNEL_NOLOAD, "kernel_noload",  "Kernel Image (no loading done)", },
 148         {       IH_TYPE_KWBIMAGE,   "kwbimage",   "Kirkwood Boot Image",},
 149         {       IH_TYPE_IMXIMAGE,   "imximage",   "Freescale i.MX Boot Image",},
 150         {       IH_TYPE_IMX8IMAGE,  "imx8image",  "NXP i.MX8 Boot Image",},
 151         {       IH_TYPE_IMX8MIMAGE, "imx8mimage", "NXP i.MX8M Boot Image",},
 152         {       IH_TYPE_INVALID,    "invalid",    "Invalid Image",      },
 153         {       IH_TYPE_MULTI,      "multi",      "Multi-File Image",   },
 154         {       IH_TYPE_OMAPIMAGE,  "omapimage",  "TI OMAP SPL With GP CH",},
 155         {       IH_TYPE_PBLIMAGE,   "pblimage",   "Freescale PBL Boot Image",},
 156         {       IH_TYPE_RAMDISK,    "ramdisk",    "RAMDisk Image",      },
 157         {       IH_TYPE_SCRIPT,     "script",     "Script",             },
 158         {       IH_TYPE_SOCFPGAIMAGE, "socfpgaimage", "Altera SoCFPGA CV/AV preloader",},
 159         {       IH_TYPE_SOCFPGAIMAGE_V1, "socfpgaimage_v1", "Altera SoCFPGA A10 preloader",},
 160         {       IH_TYPE_STANDALONE, "standalone", "Standalone Program", },
 161         {       IH_TYPE_UBLIMAGE,   "ublimage",   "Davinci UBL image",},
 162         {       IH_TYPE_MXSIMAGE,   "mxsimage",   "Freescale MXS Boot Image",},
 163         {       IH_TYPE_ATMELIMAGE, "atmelimage", "ATMEL ROM-Boot Image",},
 164         {       IH_TYPE_X86_SETUP,  "x86_setup",  "x86 setup.bin",    },
 165         {       IH_TYPE_LPC32XXIMAGE, "lpc32xximage",  "LPC32XX Boot Image", },
 166         {       IH_TYPE_RKIMAGE,    "rkimage",    "Rockchip Boot Image" },
 167         {       IH_TYPE_RKSD,       "rksd",       "Rockchip SD Boot Image" },
 168         {       IH_TYPE_RKSPI,      "rkspi",      "Rockchip SPI Boot Image" },
 169         {       IH_TYPE_VYBRIDIMAGE, "vybridimage",  "Vybrid Boot Image", },
 170         {       IH_TYPE_ZYNQIMAGE,  "zynqimage",  "Xilinx Zynq Boot Image" },
 171         {       IH_TYPE_ZYNQMPIMAGE, "zynqmpimage", "Xilinx ZynqMP Boot Image" },
 172         {       IH_TYPE_ZYNQMPBIF,  "zynqmpbif",  "Xilinx ZynqMP Boot Image (bif)" },
 173         {       IH_TYPE_FPGA,       "fpga",       "FPGA Image" },
 174         {       IH_TYPE_TEE,        "tee",        "Trusted Execution Environment Image",},
 175         {       IH_TYPE_FIRMWARE_IVT, "firmware_ivt", "Firmware with HABv4 IVT" },
 176         {       IH_TYPE_PMMC,        "pmmc",        "TI Power Management Micro-Controller Firmware",},
 177         {       IH_TYPE_STM32IMAGE, "stm32image", "STMicroelectronics STM32 Image" },
 178         {       IH_TYPE_MTKIMAGE,   "mtk_image",   "MediaTek BootROM loadable Image" },
 179         {       IH_TYPE_COPRO, "copro", "Coprocessor Image"},
 180         {       -1,                 "",           "",                   },
 181 };
 182
 183 static const table_entry_t uimage_comp[] = {
 184         {       IH_COMP_NONE,   "none",         "uncompressed",         },
 185         {       IH_COMP_BZIP2,  "bzip2",        "bzip2 compressed",     },
 186         {       IH_COMP_GZIP,   "gzip",         "gzip compressed",      },
 187         {       IH_COMP_LZMA,   "lzma",         "lzma compressed",      },
 188         {       IH_COMP_LZO,    "lzo",          "lzo compressed",       },
 189         {       IH_COMP_LZ4,    "lz4",          "lz4 compressed",       },
 190         {       -1,             "",             "",                     },
 191 };
 192
 193 struct table_info {
 194         const char *desc;
 195         int count;
 196         const table_entry_t *table;
 197 };
 198
 199 static const struct table_info table_info[IH_COUNT] = {
 200         { "architecture", IH_ARCH_COUNT, uimage_arch },
 201         { "compression", IH_COMP_COUNT, uimage_comp },
 202         { "operating system", IH_OS_COUNT, uimage_os },
 203         { "image type", IH_TYPE_COUNT, uimage_type },
 204 };
 205
 206 /*****************************************************************************/
 207 /* Legacy format routines */
 208 /*****************************************************************************/
 209 int image_check_hcrc(const image_header_t *hdr)
 210 {
 211         ulong hcrc;
 212         ulong len = image_get_header_size();
 213         image_header_t header;
 214
 215         /* Copy header so we can blank CRC field for re-calculation */
 216         memmove(&header, (char *)hdr, image_get_header_size());
 217         image_set_hcrc(&header, 0);
 218
 219         hcrc = crc32(0, (unsigned char *)&header, len);
 220
 221         return (hcrc == image_get_hcrc(hdr));
 222 }
 223
 224 int image_check_dcrc(const image_header_t *hdr)
 225 {
 226         ulong data = image_get_data(hdr);
 227         ulong len = image_get_data_size(hdr);
 228         ulong dcrc = crc32_wd(0, (unsigned char *)data, len, CHUNKSZ_CRC32);
 229
 230         return (dcrc == image_get_dcrc(hdr));
 231 }
 232
 233 /**
 234  * image_multi_count - get component (sub-image) count
 235  * @hdr: pointer to the header of the multi component image
 236  *
 237  * image_multi_count() returns number of components in a multi
 238  * component image.
 239  *
 240  * Note: no checking of the image type is done, caller must pass
 241  * a valid multi component image.
 242  *
 243  * returns:
 244  *     number of components
 245  */
 246 ulong image_multi_count(const image_header_t *hdr)
 247 {
 248         ulong i, count = 0;
 249         uint32_t *size;
 250
 251         /* get start of the image payload, which in case of multi
 252          * component images that points to a table of component sizes */
 253         size = (uint32_t *)image_get_data(hdr);
 254
 255         /* count non empty slots */
 256         for (i = 0; size[i]; ++i)
 257                 count++;
 258
 259         return count;
 260 }
 261
 262 /**
 263  * image_multi_getimg - get component data address and size
 264  * @hdr: pointer to the header of the multi component image
 265  * @idx: index of the requested component
 266  * @data: pointer to a ulong variable, will hold component data address
 267  * @len: pointer to a ulong variable, will hold component size
 268  *
 269  * image_multi_getimg() returns size and data address for the requested
 270  * component in a multi component image.
 271  *
 272  * Note: no checking of the image type is done, caller must pass
 273  * a valid multi component image.
 274  *
 275  * returns:
 276  *     data address and size of the component, if idx is valid
 277  *     0 in data and len, if idx is out of range
 278  */
 279 void image_multi_getimg(const image_header_t *hdr, ulong idx,
 280                         ulong *data, ulong *len)
 281 {
 282         int i;
 283         uint32_t *size;
 284         ulong offset, count, img_data;
 285
 286         /* get number of component */
 287         count = image_multi_count(hdr);
 288
 289         /* get start of the image payload, which in case of multi
 290          * component images that points to a table of component sizes */
 291         size = (uint32_t *)image_get_data(hdr);
 292
 293         /* get address of the proper component data start, which means
 294          * skipping sizes table (add 1 for last, null entry) */
 295         img_data = image_get_data(hdr) + (count + 1) * sizeof(uint32_t);
 296
 297         if (idx < count) {
 298                 *len = uimage_to_cpu(size[idx]);
 299                 offset = 0;
 300
 301                 /* go over all indices preceding requested component idx */
 302                 for (i = 0; i < idx; i++) {
 303                         /* add up i-th component size, rounding up to 4 bytes */
 304                         offset += (uimage_to_cpu(size[i]) + 3) & ~3 ;
 305                 }
 306
 307                 /* calculate idx-th component data address */
 308                 *data = img_data + offset;
 309         } else {
 310                 *len = 0;
 311                 *data = 0;
 312         }
 313 }
 314
 315 static void image_print_type(const image_header_t *hdr)
 316 {
 317         const char __maybe_unused *os, *arch, *type, *comp;
 318
 319         os = genimg_get_os_name(image_get_os(hdr));
 320         arch = genimg_get_arch_name(image_get_arch(hdr));
 321         type = genimg_get_type_name(image_get_type(hdr));
 322         comp = genimg_get_comp_name(image_get_comp(hdr));
 323
 324         printf("%s %s %s (%s)\n", arch, os, type, comp);
 325 }
 326
 327 /**
 328  * image_print_contents - prints out the contents of the legacy format image
 329  * @ptr: pointer to the legacy format image header
 330  * @p: pointer to prefix string
 331  *
 332  * image_print_contents() formats a multi line legacy image contents description.
 333  * The routine prints out all header fields followed by the size/offset data
 334  * for MULTI/SCRIPT images.
 335  *
 336  * returns:
 337  *     no returned results
 338  */
 339 void image_print_contents(const void *ptr)
 340 {
 341         const image_header_t *hdr = (const image_header_t *)ptr;
 342         const char __maybe_unused *p;
 343
 344         p = IMAGE_INDENT_STRING;
 345         printf("%sImage Name:   %.*s\n", p, IH_NMLEN, image_get_name(hdr));
 346         if (IMAGE_ENABLE_TIMESTAMP) {
 347                 printf("%sCreated:      ", p);
 348                 genimg_print_time((time_t)image_get_time(hdr));
 349         }
 350         printf("%sImage Type:   ", p);
 351         image_print_type(hdr);
 352         printf("%sData Size:    ", p);
 353         genimg_print_size(image_get_data_size(hdr));
 354         printf("%sLoad Address: %08x\n", p, image_get_load(hdr));
 355         printf("%sEntry Point:  %08x\n", p, image_get_ep(hdr));
 356
 357         if (image_check_type(hdr, IH_TYPE_MULTI) ||
 358                         image_check_type(hdr, IH_TYPE_SCRIPT)) {
 359                 int i;
 360                 ulong data, len;
 361                 ulong count = image_multi_count(hdr);
 362
 363                 printf("%sContents:\n", p);
 364                 for (i = 0; i < count; i++) {
 365                         image_multi_getimg(hdr, i, &data, &len);
 366
 367                         printf("%s   Image %d: ", p, i);
 368                         genimg_print_size(len);
 369
 370                         if (image_check_type(hdr, IH_TYPE_SCRIPT) && i > 0) {
 371                                 /*
 372                                  * the user may need to know offsets
 373                                  * if planning to do something with
 374                                  * multiple files
 375                                  */
 376                                 printf("%s    Offset = 0x%08lx\n", p, data);
 377                         }
 378                 }
 379         } else if (image_check_type(hdr, IH_TYPE_FIRMWARE_IVT)) {
 380                 printf("HAB Blocks:   0x%08x   0x0000   0x%08x\n",
 381                                 image_get_load(hdr) - image_get_header_size(),
 382                                 image_get_size(hdr) + image_get_header_size()
 383                                                 - 0x1FE0);
 384         }
 385 }
 386
 387 /**
 388  * print_decomp_msg() - Print a suitable decompression/loading message
 389  *
 390  * @type:       OS type (IH_OS_...)
 391  * @comp_type:  Compression type being used (IH_COMP_...)
 392  * @is_xip:     true if the load address matches the image start
 393  */
 394 static void print_decomp_msg(int comp_type, int type, bool is_xip)
 395 {
 396         const char *name = genimg_get_type_name(type);
 397
 398         if (comp_type == IH_COMP_NONE)
 399                 printf("   %s %s\n", is_xip ? "XIP" : "Loading", name);
 400         else
 401                 printf("   Uncompressing %s\n", name);
 402 }
 403
 404 int image_decomp(int comp, ulong load, ulong image_start, int type,
 405                  void *load_buf, void *image_buf, ulong image_len,
 406                  uint unc_len, ulong *load_end)
 407 {
 408         int ret = 0;
 409
 410         *load_end = load;
 411         print_decomp_msg(comp, type, load == image_start);
 412
 413         /*
 414          * Load the image to the right place, decompressing if needed. After
 415          * this, image_len will be set to the number of uncompressed bytes
 416          * loaded, ret will be non-zero on error.
 417          */
 418         switch (comp) {
 419         case IH_COMP_NONE:
 420                 if (load == image_start)
 421                         break;
 422                 if (image_len <= unc_len)
 423                         memmove_wd(load_buf, image_buf, image_len, CHUNKSZ);
 424                 else
 425                         ret = -ENOSPC;
 426                 break;
 427 #ifdef CONFIG_GZIP
 428         case IH_COMP_GZIP: {
 429                 ret = gunzip(load_buf, unc_len, image_buf, &image_len);
 430                 break;
 431         }
 432 #endif /* CONFIG_GZIP */
 433 #ifdef CONFIG_BZIP2
 434         case IH_COMP_BZIP2: {
 435                 uint size = unc_len;
 436
 437                 /*
 438                  * If we've got less than 4 MB of malloc() space,
 439                  * use slower decompression algorithm which requires
 440                  * at most 2300 KB of memory.
 441                  */
 442                 ret = BZ2_bzBuffToBuffDecompress(load_buf, &size,
 443                         image_buf, image_len,
 444                         CONFIG_SYS_MALLOC_LEN < (4096 * 1024), 0);
 445                 image_len = size;
 446                 break;
 447         }
 448 #endif /* CONFIG_BZIP2 */
 449 #ifdef CONFIG_LZMA
 450         case IH_COMP_LZMA: {
 451                 SizeT lzma_len = unc_len;
 452
 453                 ret = lzmaBuffToBuffDecompress(load_buf, &lzma_len,
 454                                                image_buf, image_len);
 455                 image_len = lzma_len;
 456                 break;
 457         }
 458 #endif /* CONFIG_LZMA */
 459 #ifdef CONFIG_LZO
 460         case IH_COMP_LZO: {
 461                 size_t size = unc_len;
 462
 463                 ret = lzop_decompress(image_buf, image_len, load_buf, &size);
 464                 image_len = size;
 465                 break;
 466         }
 467 #endif /* CONFIG_LZO */
 468 #ifdef CONFIG_LZ4
 469         case IH_COMP_LZ4: {
 470                 size_t size = unc_len;
 471
 472                 ret = ulz4fn(image_buf, image_len, load_buf, &size);
 473                 image_len = size;
 474                 break;
 475         }
 476 #endif /* CONFIG_LZ4 */
 477         default:
 478                 printf("Unimplemented compression type %d\n", comp);
 479                 return -ENOSYS;
 480         }
 481
 482         *load_end = load + image_len;
 483
 484         return ret;
 485 }
 486
 487
 488 #ifndef USE_HOSTCC
 489 #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
 490 /**
 491  * image_get_ramdisk - get and verify ramdisk image
 492  * @rd_addr: ramdisk image start address
 493  * @arch: expected ramdisk architecture
 494  * @verify: checksum verification flag
 495  *
 496  * image_get_ramdisk() returns a pointer to the verified ramdisk image
 497  * header. Routine receives image start address and expected architecture
 498  * flag. Verification done covers data and header integrity and os/type/arch
 499  * fields checking.
 500  *
 501  * returns:
 502  *     pointer to a ramdisk image header, if image was found and valid
 503  *     otherwise, return NULL
 504  */
 505 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
 506                                                 int verify)
 507 {
 508         const image_header_t *rd_hdr = (const image_header_t *)rd_addr;
 509
 510         if (!image_check_magic(rd_hdr)) {
 511                 puts("Bad Magic Number\n");
 512                 bootstage_error(BOOTSTAGE_ID_RD_MAGIC);
 513                 return NULL;
 514         }
 515
 516         if (!image_check_hcrc(rd_hdr)) {
 517                 puts("Bad Header Checksum\n");
 518                 bootstage_error(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
 519                 return NULL;
 520         }
 521
 522         bootstage_mark(BOOTSTAGE_ID_RD_MAGIC);
 523         image_print_contents(rd_hdr);
 524
 525         if (verify) {
 526                 puts("   Verifying Checksum ... ");
 527                 if (!image_check_dcrc(rd_hdr)) {
 528                         puts("Bad Data CRC\n");
 529                         bootstage_error(BOOTSTAGE_ID_RD_CHECKSUM);
 530                         return NULL;
 531                 }
 532                 puts("OK\n");
 533         }
 534
 535         bootstage_mark(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
 536
 537         if (!image_check_os(rd_hdr, IH_OS_LINUX) ||
 538             !image_check_arch(rd_hdr, arch) ||
 539             !image_check_type(rd_hdr, IH_TYPE_RAMDISK)) {
 540                 printf("No Linux %s Ramdisk Image\n",
 541                                 genimg_get_arch_name(arch));
 542                 bootstage_error(BOOTSTAGE_ID_RAMDISK);
 543                 return NULL;
 544         }
 545
 546         return rd_hdr;
 547 }
 548 #endif
 549 #endif /* !USE_HOSTCC */
 550
 551 /*****************************************************************************/
 552 /* Shared dual-format routines */
 553 /*****************************************************************************/
 554 #ifndef USE_HOSTCC
 555 ulong load_addr = CONFIG_SYS_LOAD_ADDR; /* Default Load Address */
 556 ulong save_addr;                        /* Default Save Address */
 557 ulong save_size;                        /* Default Save Size (in bytes) */
 558
 559 static int on_loadaddr(const char *name, const char *value, enum env_op op,
 560         int flags)
 561 {
 562         switch (op) {
 563         case env_op_create:
 564         case env_op_overwrite:
 565                 load_addr = simple_strtoul(value, NULL, 16);
 566                 break;
 567         default:
 568                 break;
 569         }
 570
 571         return 0;
 572 }
 573 U_BOOT_ENV_CALLBACK(loadaddr, on_loadaddr);
 574
 575 ulong env_get_bootm_low(void)
 576 {
 577         char *s = env_get("bootm_low");
 578         if (s) {
 579                 ulong tmp = simple_strtoul(s, NULL, 16);
 580                 return tmp;
 581         }
 582
 583 #if defined(CONFIG_SYS_SDRAM_BASE)
 584         return CONFIG_SYS_SDRAM_BASE;
 585 #elif defined(CONFIG_ARM)
 586         return gd->bd->bi_dram[0].start;
 587 #else
 588         return 0;
 589 #endif
 590 }
 591
 592 phys_size_t env_get_bootm_size(void)
 593 {
 594         phys_size_t tmp, size;
 595         phys_addr_t start;
 596         char *s = env_get("bootm_size");
 597         if (s) {
 598                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 599                 return tmp;
 600         }
 601
 602 #if defined(CONFIG_ARM) && defined(CONFIG_NR_DRAM_BANKS)
 603         start = gd->bd->bi_dram[0].start;
 604         size = gd->bd->bi_dram[0].size;
 605 #else
 606         start = gd->bd->bi_memstart;
 607         size = gd->bd->bi_memsize;
 608 #endif
 609
 610         s = env_get("bootm_low");
 611         if (s)
 612                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 613         else
 614                 tmp = start;
 615
 616         return size - (tmp - start);
 617 }
 618
 619 phys_size_t env_get_bootm_mapsize(void)
 620 {
 621         phys_size_t tmp;
 622         char *s = env_get("bootm_mapsize");
 623         if (s) {
 624                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 625                 return tmp;
 626         }
 627
 628 #if defined(CONFIG_SYS_BOOTMAPSZ)
 629         return CONFIG_SYS_BOOTMAPSZ;
 630 #else
 631         return env_get_bootm_size();
 632 #endif
 633 }
 634
 635 void memmove_wd(void *to, void *from, size_t len, ulong chunksz)
 636 {
 637         if (to == from)
 638                 return;
 639
 640 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
 641         if (to > from) {
 642                 from += len;
 643                 to += len;
 644         }
 645         while (len > 0) {
 646                 size_t tail = (len > chunksz) ? chunksz : len;
 647                 WATCHDOG_RESET();
 648                 if (to > from) {
 649                         to -= tail;
 650                         from -= tail;
 651                 }
 652                 memmove(to, from, tail);
 653                 if (to < from) {
 654                         to += tail;
 655                         from += tail;
 656                 }
 657                 len -= tail;
 658         }
 659 #else   /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
 660         memmove(to, from, len);
 661 #endif  /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
 662 }
 663 #else   /* USE_HOSTCC */
 664 void memmove_wd(void *to, void *from, size_t len, ulong chunksz)
 665 {
 666         memmove(to, from, len);
 667 }
 668 #endif /* !USE_HOSTCC */
 669
 670 void genimg_print_size(uint32_t size)
 671 {
 672 #ifndef USE_HOSTCC
 673         printf("%d Bytes = ", size);
 674         print_size(size, "\n");
 675 #else
 676         printf("%d Bytes = %.2f KiB = %.2f MiB\n",
 677                         size, (double)size / 1.024e3,
 678                         (double)size / 1.048576e6);
 679 #endif
 680 }
 681
 682 #if IMAGE_ENABLE_TIMESTAMP
 683 void genimg_print_time(time_t timestamp)
 684 {
 685 #ifndef USE_HOSTCC
 686         struct rtc_time tm;
 687
 688         rtc_to_tm(timestamp, &tm);
 689         printf("%4d-%02d-%02d  %2d:%02d:%02d UTC\n",
 690                         tm.tm_year, tm.tm_mon, tm.tm_mday,
 691                         tm.tm_hour, tm.tm_min, tm.tm_sec);
 692 #else
 693         printf("%s", ctime(&timestamp));
 694 #endif
 695 }
 696 #endif
 697
 698 const table_entry_t *get_table_entry(const table_entry_t *table, int id)
 699 {
 700         for (; table->id >= 0; ++table) {
 701                 if (table->id == id)
 702                         return table;
 703         }
 704         return NULL;
 705 }
 706
 707 static const char *unknown_msg(enum ih_category category)
 708 {
 709         static const char unknown_str[] = "Unknown ";
 710         static char msg[30];
 711
 712         strcpy(msg, unknown_str);
 713         strncat(msg, table_info[category].desc,
 714                 sizeof(msg) - sizeof(unknown_str));
 715
 716         return msg;
 717 }
 718
 719 /**
 720  * get_cat_table_entry_name - translate entry id to long name
 721  * @category: category to look up (enum ih_category)
 722  * @id: entry id to be translated
 723  *
 724  * This will scan the translation table trying to find the entry that matches
 725  * the given id.
 726  *
 727  * @retur long entry name if translation succeeds; error string on failure
 728  */
 729 const char *genimg_get_cat_name(enum ih_category category, uint id)
 730 {
 731         const table_entry_t *entry;
 732
 733         entry = get_table_entry(table_info[category].table, id);
 734         if (!entry)
 735                 return unknown_msg(category);
 736 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 737         return entry->lname;
 738 #else
 739         return entry->lname + gd->reloc_off;
 740 #endif
 741 }
 742
 743 /**
 744  * get_cat_table_entry_short_name - translate entry id to short name
 745  * @category: category to look up (enum ih_category)
 746  * @id: entry id to be translated
 747  *
 748  * This will scan the translation table trying to find the entry that matches
 749  * the given id.
 750  *
 751  * @retur short entry name if translation succeeds; error string on failure
 752  */
 753 const char *genimg_get_cat_short_name(enum ih_category category, uint id)
 754 {
 755         const table_entry_t *entry;
 756
 757         entry = get_table_entry(table_info[category].table, id);
 758         if (!entry)
 759                 return unknown_msg(category);
 760 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 761         return entry->sname;
 762 #else
 763         return entry->sname + gd->reloc_off;
 764 #endif
 765 }
 766
 767 int genimg_get_cat_count(enum ih_category category)
 768 {
 769         return table_info[category].count;
 770 }
 771
 772 const char *genimg_get_cat_desc(enum ih_category category)
 773 {
 774         return table_info[category].desc;
 775 }
 776
 777 /**
 778  * get_table_entry_name - translate entry id to long name
 779  * @table: pointer to a translation table for entries of a specific type
 780  * @msg: message to be returned when translation fails
 781  * @id: entry id to be translated
 782  *
 783  * get_table_entry_name() will go over translation table trying to find
 784  * entry that matches given id. If matching entry is found, its long
 785  * name is returned to the caller.
 786  *
 787  * returns:
 788  *     long entry name if translation succeeds
 789  *     msg otherwise
 790  */
 791 char *get_table_entry_name(const table_entry_t *table, char *msg, int id)
 792 {
 793         table = get_table_entry(table, id);
 794         if (!table)
 795                 return msg;
 796 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 797         return table->lname;
 798 #else
 799         return table->lname + gd->reloc_off;
 800 #endif
 801 }
 802
 803 const char *genimg_get_os_name(uint8_t os)
 804 {
 805         return (get_table_entry_name(uimage_os, "Unknown OS", os));
 806 }
 807
 808 const char *genimg_get_arch_name(uint8_t arch)
 809 {
 810         return (get_table_entry_name(uimage_arch, "Unknown Architecture",
 811                                         arch));
 812 }
 813
 814 const char *genimg_get_type_name(uint8_t type)
 815 {
 816         return (get_table_entry_name(uimage_type, "Unknown Image", type));
 817 }
 818
 819 static const char *genimg_get_short_name(const table_entry_t *table, int val)
 820 {
 821         table = get_table_entry(table, val);
 822         if (!table)
 823                 return "unknown";
 824 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 825         return table->sname;
 826 #else
 827         return table->sname + gd->reloc_off;
 828 #endif
 829 }
 830
 831 const char *genimg_get_type_short_name(uint8_t type)
 832 {
 833         return genimg_get_short_name(uimage_type, type);
 834 }
 835
 836 const char *genimg_get_comp_name(uint8_t comp)
 837 {
 838         return (get_table_entry_name(uimage_comp, "Unknown Compression",
 839                                         comp));
 840 }
 841
 842 const char *genimg_get_comp_short_name(uint8_t comp)
 843 {
 844         return genimg_get_short_name(uimage_comp, comp);
 845 }
 846
 847 const char *genimg_get_os_short_name(uint8_t os)
 848 {
 849         return genimg_get_short_name(uimage_os, os);
 850 }
 851
 852 const char *genimg_get_arch_short_name(uint8_t arch)
 853 {
 854         return genimg_get_short_name(uimage_arch, arch);
 855 }
 856
 857 /**
 858  * get_table_entry_id - translate short entry name to id
 859  * @table: pointer to a translation table for entries of a specific type
 860  * @table_name: to be used in case of error
 861  * @name: entry short name to be translated
 862  *
 863  * get_table_entry_id() will go over translation table trying to find
 864  * entry that matches given short name. If matching entry is found,
 865  * its id returned to the caller.
 866  *
 867  * returns:
 868  *     entry id if translation succeeds
 869  *     -1 otherwise
 870  */
 871 int get_table_entry_id(const table_entry_t *table,
 872                 const char *table_name, const char *name)
 873 {
 874         const table_entry_t *t;
 875
 876         for (t = table; t->id >= 0; ++t) {
 877 #ifdef CONFIG_NEEDS_MANUAL_RELOC
 878                 if (t->sname && strcasecmp(t->sname + gd->reloc_off, name) == 0)
 879 #else
 880                 if (t->sname && strcasecmp(t->sname, name) == 0)
 881 #endif
 882                         return (t->id);
 883         }
 884         debug("Invalid %s Type: %s\n", table_name, name);
 885
 886         return -1;
 887 }
 888
 889 int genimg_get_os_id(const char *name)
 890 {
 891         return (get_table_entry_id(uimage_os, "OS", name));
 892 }
 893
 894 int genimg_get_arch_id(const char *name)
 895 {
 896         return (get_table_entry_id(uimage_arch, "CPU", name));
 897 }
 898
 899 int genimg_get_type_id(const char *name)
 900 {
 901         return (get_table_entry_id(uimage_type, "Image", name));
 902 }
 903
 904 int genimg_get_comp_id(const char *name)
 905 {
 906         return (get_table_entry_id(uimage_comp, "Compression", name));
 907 }
 908
 909 #ifndef USE_HOSTCC
 910 /**
 911  * genimg_get_kernel_addr_fit - get the real kernel address and return 2
 912  *                              FIT strings
 913  * @img_addr: a string might contain real image address
 914  * @fit_uname_config: double pointer to a char, will hold pointer to a
 915  *                    configuration unit name
 916  * @fit_uname_kernel: double pointer to a char, will hold pointer to a subimage
 917  *                    name
 918  *
 919  * genimg_get_kernel_addr_fit get the real kernel start address from a string
 920  * which is normally the first argv of bootm/bootz
 921  *
 922  * returns:
 923  *     kernel start address
 924  */
 925 ulong genimg_get_kernel_addr_fit(char * const img_addr,
 926                              const char **fit_uname_config,
 927                              const char **fit_uname_kernel)
 928 {
 929         ulong kernel_addr;
 930
 931         /* find out kernel image address */
 932         if (!img_addr) {
 933                 kernel_addr = load_addr;
 934                 debug("*  kernel: default image load address = 0x%08lx\n",
 935                       load_addr);
 936 #if CONFIG_IS_ENABLED(FIT)
 937         } else if (fit_parse_conf(img_addr, load_addr, &kernel_addr,
 938                                   fit_uname_config)) {
 939                 debug("*  kernel: config '%s' from image at 0x%08lx\n",
 940                       *fit_uname_config, kernel_addr);
 941         } else if (fit_parse_subimage(img_addr, load_addr, &kernel_addr,
 942                                      fit_uname_kernel)) {
 943                 debug("*  kernel: subimage '%s' from image at 0x%08lx\n",
 944                       *fit_uname_kernel, kernel_addr);
 945 #endif
 946         } else {
 947                 kernel_addr = simple_strtoul(img_addr, NULL, 16);
 948                 debug("*  kernel: cmdline image address = 0x%08lx\n",
 949                       kernel_addr);
 950         }
 951
 952         return kernel_addr;
 953 }
 954
 955 /**
 956  * genimg_get_kernel_addr() is the simple version of
 957  * genimg_get_kernel_addr_fit(). It ignores those return FIT strings
 958  */
 959 ulong genimg_get_kernel_addr(char * const img_addr)
 960 {
 961         const char *fit_uname_config = NULL;
 962         const char *fit_uname_kernel = NULL;
 963
 964         return genimg_get_kernel_addr_fit(img_addr, &fit_uname_config,
 965                                           &fit_uname_kernel);
 966 }
 967
 968 /**
 969  * genimg_get_format - get image format type
 970  * @img_addr: image start address
 971  *
 972  * genimg_get_format() checks whether provided address points to a valid
 973  * legacy or FIT image.
 974  *
 975  * New uImage format and FDT blob are based on a libfdt. FDT blob
 976  * may be passed directly or embedded in a FIT image. In both situations
 977  * genimg_get_format() must be able to dectect libfdt header.
 978  *
 979  * returns:
 980  *     image format type or IMAGE_FORMAT_INVALID if no image is present
 981  */
 982 int genimg_get_format(const void *img_addr)
 983 {
 984 #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
 985         const image_header_t *hdr;
 986
 987         hdr = (const image_header_t *)img_addr;
 988         if (image_check_magic(hdr))
 989                 return IMAGE_FORMAT_LEGACY;
 990 #endif
 991 #if IMAGE_ENABLE_FIT || IMAGE_ENABLE_OF_LIBFDT
 992         if (fdt_check_header(img_addr) == 0)
 993                 return IMAGE_FORMAT_FIT;
 994 #endif
 995 #ifdef CONFIG_ANDROID_BOOT_IMAGE
 996         if (android_image_check_header(img_addr) == 0)
 997                 return IMAGE_FORMAT_ANDROID;
 998 #endif
 999
1000         return IMAGE_FORMAT_INVALID;
1001 }
1002
1003 /**
1004  * fit_has_config - check if there is a valid FIT configuration
1005  * @images: pointer to the bootm command headers structure
1006  *
1007  * fit_has_config() checks if there is a FIT configuration in use
1008  * (if FTI support is present).
1009  *
1010  * returns:
1011  *     0, no FIT support or no configuration found
1012  *     1, configuration found
1013  */
1014 int genimg_has_config(bootm_headers_t *images)
1015 {
1016 #if IMAGE_ENABLE_FIT
1017         if (images->fit_uname_cfg)
1018                 return 1;
1019 #endif
1020         return 0;
1021 }
1022
1023 /**
1024  * boot_get_ramdisk - main ramdisk handling routine
1025  * @argc: command argument count
1026  * @argv: command argument list
1027  * @images: pointer to the bootm images structure
1028  * @arch: expected ramdisk architecture
1029  * @rd_start: pointer to a ulong variable, will hold ramdisk start address
1030  * @rd_end: pointer to a ulong variable, will hold ramdisk end
1031  *
1032  * boot_get_ramdisk() is responsible for finding a valid ramdisk image.
1033  * Curently supported are the following ramdisk sources:
1034  *      - multicomponent kernel/ramdisk image,
1035  *      - commandline provided address of decicated ramdisk image.
1036  *
1037  * returns:
1038  *     0, if ramdisk image was found and valid, or skiped
1039  *     rd_start and rd_end are set to ramdisk start/end addresses if
1040  *     ramdisk image is found and valid
1041  *
1042  *     1, if ramdisk image is found but corrupted, or invalid
1043  *     rd_start and rd_end are set to 0 if no ramdisk exists
1044  */
1045 int boot_get_ramdisk(int argc, char * const argv[], bootm_headers_t *images,
1046                 uint8_t arch, ulong *rd_start, ulong *rd_end)
1047 {
1048         ulong rd_addr, rd_load;
1049         ulong rd_data, rd_len;
1050 #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
1051         const image_header_t *rd_hdr;
1052 #endif
1053         void *buf;
1054 #ifdef CONFIG_SUPPORT_RAW_INITRD
1055         char *end;
1056 #endif
1057 #if IMAGE_ENABLE_FIT
1058         const char      *fit_uname_config = images->fit_uname_cfg;
1059         const char      *fit_uname_ramdisk = NULL;
1060         ulong           default_addr;
1061         int             rd_noffset;
1062 #endif
1063         const char *select = NULL;
1064
1065         *rd_start = 0;
1066         *rd_end = 0;
1067
1068 #ifdef CONFIG_ANDROID_BOOT_IMAGE
1069         /*
1070          * Look for an Android boot image.
1071          */
1072         buf = map_sysmem(images->os.start, 0);
1073         if (buf && genimg_get_format(buf) == IMAGE_FORMAT_ANDROID)
1074                 select = (argc == 0) ? env_get("loadaddr") : argv[0];
1075 #endif
1076
1077         if (argc >= 2)
1078                 select = argv[1];
1079
1080         /*
1081          * Look for a '-' which indicates to ignore the
1082          * ramdisk argument
1083          */
1084         if (select && strcmp(select, "-") ==  0) {
1085                 debug("## Skipping init Ramdisk\n");
1086                 rd_len = rd_data = 0;
1087         } else if (select || genimg_has_config(images)) {
1088 #if IMAGE_ENABLE_FIT
1089                 if (select) {
1090                         /*
1091                          * If the init ramdisk comes from the FIT image and
1092                          * the FIT image address is omitted in the command
1093                          * line argument, try to use os FIT image address or
1094                          * default load address.
1095                          */
1096                         if (images->fit_uname_os)
1097                                 default_addr = (ulong)images->fit_hdr_os;
1098                         else
1099                                 default_addr = load_addr;
1100
1101                         if (fit_parse_conf(select, default_addr,
1102                                            &rd_addr, &fit_uname_config)) {
1103                                 debug("*  ramdisk: config '%s' from image at "
1104                                                 "0x%08lx\n",
1105                                                 fit_uname_config, rd_addr);
1106                         } else if (fit_parse_subimage(select, default_addr,
1107                                                 &rd_addr, &fit_uname_ramdisk)) {
1108                                 debug("*  ramdisk: subimage '%s' from image at "
1109                                                 "0x%08lx\n",
1110                                                 fit_uname_ramdisk, rd_addr);
1111                         } else
1112 #endif
1113                         {
1114                                 rd_addr = simple_strtoul(select, NULL, 16);
1115                                 debug("*  ramdisk: cmdline image address = "
1116                                                 "0x%08lx\n",
1117                                                 rd_addr);
1118                         }
1119 #if IMAGE_ENABLE_FIT
1120                 } else {
1121                         /* use FIT configuration provided in first bootm
1122                          * command argument. If the property is not defined,
1123                          * quit silently.
1124                          */
1125                         rd_addr = map_to_sysmem(images->fit_hdr_os);
1126                         rd_noffset = fit_get_node_from_config(images,
1127                                         FIT_RAMDISK_PROP, rd_addr);
1128                         if (rd_noffset == -ENOENT)
1129                                 return 0;
1130                         else if (rd_noffset < 0)
1131                                 return 1;
1132                 }
1133 #endif
1134
1135                 /*
1136                  * Check if there is an initrd image at the
1137                  * address provided in the second bootm argument
1138                  * check image type, for FIT images get FIT node.
1139                  */
1140                 buf = map_sysmem(rd_addr, 0);
1141                 switch (genimg_get_format(buf)) {
1142 #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
1143                 case IMAGE_FORMAT_LEGACY:
1144                         printf("## Loading init Ramdisk from Legacy "
1145                                         "Image at %08lx ...\n", rd_addr);
1146
1147                         bootstage_mark(BOOTSTAGE_ID_CHECK_RAMDISK);
1148                         rd_hdr = image_get_ramdisk(rd_addr, arch,
1149                                                         images->verify);
1150
1151                         if (rd_hdr == NULL)
1152                                 return 1;
1153
1154                         rd_data = image_get_data(rd_hdr);
1155                         rd_len = image_get_data_size(rd_hdr);
1156                         rd_load = image_get_load(rd_hdr);
1157                         break;
1158 #endif
1159 #if IMAGE_ENABLE_FIT
1160                 case IMAGE_FORMAT_FIT:
1161                         rd_noffset = fit_image_load(images,
1162                                         rd_addr, &fit_uname_ramdisk,
1163                                         &fit_uname_config, arch,
1164                                         IH_TYPE_RAMDISK,
1165                                         BOOTSTAGE_ID_FIT_RD_START,
1166                                         FIT_LOAD_OPTIONAL_NON_ZERO,
1167                                         &rd_data, &rd_len);
1168                         if (rd_noffset < 0)
1169                                 return 1;
1170
1171                         images->fit_hdr_rd = map_sysmem(rd_addr, 0);
1172                         images->fit_uname_rd = fit_uname_ramdisk;
1173                         images->fit_noffset_rd = rd_noffset;
1174                         break;
1175 #endif
1176 #ifdef CONFIG_ANDROID_BOOT_IMAGE
1177                 case IMAGE_FORMAT_ANDROID:
1178                         android_image_get_ramdisk((void *)images->os.start,
1179                                 &rd_data, &rd_len);
1180                         break;
1181 #endif
1182                 default:
1183 #ifdef CONFIG_SUPPORT_RAW_INITRD
1184                         end = NULL;
1185                         if (select)
1186                                 end = strchr(select, ':');
1187                         if (end) {
1188                                 rd_len = simple_strtoul(++end, NULL, 16);
1189                                 rd_data = rd_addr;
1190                         } else
1191 #endif
1192                         {
1193                                 puts("Wrong Ramdisk Image Format\n");
1194                                 rd_data = rd_len = rd_load = 0;
1195                                 return 1;
1196                         }
1197                 }
1198         } else if (images->legacy_hdr_valid &&
1199                         image_check_type(&images->legacy_hdr_os_copy,
1200                                                 IH_TYPE_MULTI)) {
1201
1202                 /*
1203                  * Now check if we have a legacy mult-component image,
1204                  * get second entry data start address and len.
1205                  */
1206                 bootstage_mark(BOOTSTAGE_ID_RAMDISK);
1207                 printf("## Loading init Ramdisk from multi component "
1208                                 "Legacy Image at %08lx ...\n",
1209                                 (ulong)images->legacy_hdr_os);
1210
1211                 image_multi_getimg(images->legacy_hdr_os, 1, &rd_data, &rd_len);
1212         } else {
1213                 /*
1214                  * no initrd image
1215                  */
1216                 bootstage_mark(BOOTSTAGE_ID_NO_RAMDISK);
1217                 rd_len = rd_data = 0;
1218         }
1219
1220         if (!rd_data) {
1221                 debug("## No init Ramdisk\n");
1222         } else {
1223                 *rd_start = rd_data;
1224                 *rd_end = rd_data + rd_len;
1225         }
1226         debug("   ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n",
1227                         *rd_start, *rd_end);
1228
1229         return 0;
1230 }
1231
1232 #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
1233 /**
1234  * boot_ramdisk_high - relocate init ramdisk
1235  * @lmb: pointer to lmb handle, will be used for memory mgmt
1236  * @rd_data: ramdisk data start address
1237  * @rd_len: ramdisk data length
1238  * @initrd_start: pointer to a ulong variable, will hold final init ramdisk
1239  *      start address (after possible relocation)
1240  * @initrd_end: pointer to a ulong variable, will hold final init ramdisk
1241  *      end address (after possible relocation)
1242  *
1243  * boot_ramdisk_high() takes a relocation hint from "initrd_high" environment
1244  * variable and if requested ramdisk data is moved to a specified location.
1245  *
1246  * Initrd_start and initrd_end are set to final (after relocation) ramdisk
1247  * start/end addresses if ramdisk image start and len were provided,
1248  * otherwise set initrd_start and initrd_end set to zeros.
1249  *
1250  * returns:
1251  *      0 - success
1252  *     -1 - failure
1253  */
1254 int boot_ramdisk_high(struct lmb *lmb, ulong rd_data, ulong rd_len,
1255                   ulong *initrd_start, ulong *initrd_end)
1256 {
1257         char    *s;
1258         ulong   initrd_high;
1259         int     initrd_copy_to_ram = 1;
1260
1261         s = env_get("initrd_high");
1262         if (s) {
1263                 /* a value of "no" or a similar string will act like 0,
1264                  * turning the "load high" feature off. This is intentional.
1265                  */
1266                 initrd_high = simple_strtoul(s, NULL, 16);
1267                 if (initrd_high == ~0)
1268                         initrd_copy_to_ram = 0;
1269         } else {
1270                 initrd_high = env_get_bootm_mapsize() + env_get_bootm_low();
1271         }
1272
1273
1274         debug("## initrd_high = 0x%08lx, copy_to_ram = %d\n",
1275                         initrd_high, initrd_copy_to_ram);
1276
1277         if (rd_data) {
1278                 if (!initrd_copy_to_ram) {      /* zero-copy ramdisk support */
1279                         debug("   in-place initrd\n");
1280                         *initrd_start = rd_data;
1281                         *initrd_end = rd_data + rd_len;
1282                         lmb_reserve(lmb, rd_data, rd_len);
1283                 } else {
1284                         if (initrd_high)
1285                                 *initrd_start = (ulong)lmb_alloc_base(lmb,
1286                                                 rd_len, 0x1000, initrd_high);
1287                         else
1288                                 *initrd_start = (ulong)lmb_alloc(lmb, rd_len,
1289                                                                  0x1000);
1290
1291                         if (*initrd_start == 0) {
1292                                 puts("ramdisk - allocation error\n");
1293                                 goto error;
1294                         }
1295                         bootstage_mark(BOOTSTAGE_ID_COPY_RAMDISK);
1296
1297                         *initrd_end = *initrd_start + rd_len;
1298                         printf("   Loading Ramdisk to %08lx, end %08lx ... ",
1299                                         *initrd_start, *initrd_end);
1300
1301                         memmove_wd((void *)*initrd_start,
1302                                         (void *)rd_data, rd_len, CHUNKSZ);
1303
1304 #ifdef CONFIG_MP
1305                         /*
1306                          * Ensure the image is flushed to memory to handle
1307                          * AMP boot scenarios in which we might not be
1308                          * HW cache coherent
1309                          */
1310                         flush_cache((unsigned long)*initrd_start,
1311                                     ALIGN(rd_len, ARCH_DMA_MINALIGN));
1312 #endif
1313                         puts("OK\n");
1314                 }
1315         } else {
1316                 *initrd_start = 0;
1317                 *initrd_end = 0;
1318         }
1319         debug("   ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n",
1320                         *initrd_start, *initrd_end);
1321
1322         return 0;
1323
1324 error:
1325         return -1;
1326 }
1327 #endif /* CONFIG_SYS_BOOT_RAMDISK_HIGH */
1328
1329 int boot_get_setup(bootm_headers_t *images, uint8_t arch,
1330                    ulong *setup_start, ulong *setup_len)
1331 {
1332 #if IMAGE_ENABLE_FIT
1333         return boot_get_setup_fit(images, arch, setup_start, setup_len);
1334 #else
1335         return -ENOENT;
1336 #endif
1337 }
1338
1339 #if IMAGE_ENABLE_FIT
1340 #if defined(CONFIG_FPGA)
1341 int boot_get_fpga(int argc, char * const argv[], bootm_headers_t *images,
1342                   uint8_t arch, const ulong *ld_start, ulong * const ld_len)
1343 {
1344         ulong tmp_img_addr, img_data, img_len;
1345         void *buf;
1346         int conf_noffset;
1347         int fit_img_result;
1348         const char *uname, *name;
1349         int err;
1350         int devnum = 0; /* TODO support multi fpga platforms */
1351
1352         /* Check to see if the images struct has a FIT configuration */
1353         if (!genimg_has_config(images)) {
1354                 debug("## FIT configuration was not specified\n");
1355                 return 0;
1356         }
1357
1358         /*
1359          * Obtain the os FIT header from the images struct
1360          */
1361         tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
1362         buf = map_sysmem(tmp_img_addr, 0);
1363         /*
1364          * Check image type. For FIT images get FIT node
1365          * and attempt to locate a generic binary.
1366          */
1367         switch (genimg_get_format(buf)) {
1368         case IMAGE_FORMAT_FIT:
1369                 conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg);
1370
1371                 uname = fdt_stringlist_get(buf, conf_noffset, FIT_FPGA_PROP, 0,
1372                                            NULL);
1373                 if (!uname) {
1374                         debug("## FPGA image is not specified\n");
1375                         return 0;
1376                 }
1377                 fit_img_result = fit_image_load(images,
1378                                                 tmp_img_addr,
1379                                                 (const char **)&uname,
1380                                                 &(images->fit_uname_cfg),
1381                                                 arch,
1382                                                 IH_TYPE_FPGA,
1383                                                 BOOTSTAGE_ID_FPGA_INIT,
1384                                                 FIT_LOAD_OPTIONAL_NON_ZERO,
1385                                                 &img_data, &img_len);
1386
1387                 debug("FPGA image (%s) loaded to 0x%lx/size 0x%lx\n",
1388                       uname, img_data, img_len);
1389
1390                 if (fit_img_result < 0) {
1391                         /* Something went wrong! */
1392                         return fit_img_result;
1393                 }
1394
1395                 if (!fpga_is_partial_data(devnum, img_len)) {
1396                         name = "full";
1397                         err = fpga_loadbitstream(devnum, (char *)img_data,
1398                                                  img_len, BIT_FULL);
1399                         if (err)
1400                                 err = fpga_load(devnum, (const void *)img_data,
1401                                                 img_len, BIT_FULL);
1402                 } else {
1403                         name = "partial";
1404                         err = fpga_loadbitstream(devnum, (char *)img_data,
1405                                                  img_len, BIT_PARTIAL);
1406                         if (err)
1407                                 err = fpga_load(devnum, (const void *)img_data,
1408                                                 img_len, BIT_PARTIAL);
1409                 }
1410
1411                 if (err)
1412                         return err;
1413
1414                 printf("   Programming %s bitstream... OK\n", name);
1415                 break;
1416         default:
1417                 printf("The given image format is not supported (corrupt?)\n");
1418                 return 1;
1419         }
1420
1421         return 0;
1422 }
1423 #endif
1424
1425 static void fit_loadable_process(uint8_t img_type,
1426                                  ulong img_data,
1427                                  ulong img_len)
1428 {
1429         int i;
1430         const unsigned int count =
1431                         ll_entry_count(struct fit_loadable_tbl, fit_loadable);
1432         struct fit_loadable_tbl *fit_loadable_handler =
1433                         ll_entry_start(struct fit_loadable_tbl, fit_loadable);
1434         /* For each loadable handler */
1435         for (i = 0; i < count; i++, fit_loadable_handler++)
1436                 /* matching this type */
1437                 if (fit_loadable_handler->type == img_type)
1438                         /* call that handler with this image data */
1439                         fit_loadable_handler->handler(img_data, img_len);
1440 }
1441
1442 int boot_get_loadable(int argc, char * const argv[], bootm_headers_t *images,
1443                 uint8_t arch, const ulong *ld_start, ulong * const ld_len)
1444 {
1445         /*
1446          * These variables are used to hold the current image location
1447          * in system memory.
1448          */
1449         ulong tmp_img_addr;
1450         /*
1451          * These two variables are requirements for fit_image_load, but
1452          * their values are not used
1453          */
1454         ulong img_data, img_len;
1455         void *buf;
1456         int loadables_index;
1457         int conf_noffset;
1458         int fit_img_result;
1459         const char *uname;
1460         uint8_t img_type;
1461
1462         /* Check to see if the images struct has a FIT configuration */
1463         if (!genimg_has_config(images)) {
1464                 debug("## FIT configuration was not specified\n");
1465                 return 0;
1466         }
1467
1468         /*
1469          * Obtain the os FIT header from the images struct
1470          */
1471         tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
1472         buf = map_sysmem(tmp_img_addr, 0);
1473         /*
1474          * Check image type. For FIT images get FIT node
1475          * and attempt to locate a generic binary.
1476          */
1477         switch (genimg_get_format(buf)) {
1478         case IMAGE_FORMAT_FIT:
1479                 conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg);
1480
1481                 for (loadables_index = 0;
1482                      uname = fdt_stringlist_get(buf, conf_noffset,
1483                                         FIT_LOADABLE_PROP, loadables_index,
1484                                         NULL), uname;
1485                      loadables_index++)
1486                 {
1487                         fit_img_result = fit_image_load(images,
1488                                 tmp_img_addr,
1489                                 &uname,
1490                                 &(images->fit_uname_cfg), arch,
1491                                 IH_TYPE_LOADABLE,
1492                                 BOOTSTAGE_ID_FIT_LOADABLE_START,
1493                                 FIT_LOAD_OPTIONAL_NON_ZERO,
1494                                 &img_data, &img_len);
1495                         if (fit_img_result < 0) {
1496                                 /* Something went wrong! */
1497                                 return fit_img_result;
1498                         }
1499
1500                         fit_img_result = fit_image_get_node(buf, uname);
1501                         if (fit_img_result < 0) {
1502                                 /* Something went wrong! */
1503                                 return fit_img_result;
1504                         }
1505                         fit_img_result = fit_image_get_type(buf,
1506                                                             fit_img_result,
1507                                                             &img_type);
1508                         if (fit_img_result < 0) {
1509                                 /* Something went wrong! */
1510                                 return fit_img_result;
1511                         }
1512
1513                         fit_loadable_process(img_type, img_data, img_len);
1514                 }
1515                 break;
1516         default:
1517                 printf("The given image format is not supported (corrupt?)\n");
1518                 return 1;
1519         }
1520
1521         return 0;
1522 }
1523 #endif
1524
1525 #ifdef CONFIG_SYS_BOOT_GET_CMDLINE
1526 /**
1527  * boot_get_cmdline - allocate and initialize kernel cmdline
1528  * @lmb: pointer to lmb handle, will be used for memory mgmt
1529  * @cmd_start: pointer to a ulong variable, will hold cmdline start
1530  * @cmd_end: pointer to a ulong variable, will hold cmdline end
1531  *
1532  * boot_get_cmdline() allocates space for kernel command line below
1533  * BOOTMAPSZ + env_get_bootm_low() address. If "bootargs" U-Boot environment
1534  * variable is present its contents is copied to allocated kernel
1535  * command line.
1536  *
1537  * returns:
1538  *      0 - success
1539  *     -1 - failure
1540  */
1541 int boot_get_cmdline(struct lmb *lmb, ulong *cmd_start, ulong *cmd_end)
1542 {
1543         char *cmdline;
1544         char *s;
1545
1546         cmdline = (char *)(ulong)lmb_alloc_base(lmb, CONFIG_SYS_BARGSIZE, 0xf,
1547                                 env_get_bootm_mapsize() + env_get_bootm_low());
1548
1549         if (cmdline == NULL)
1550                 return -1;
1551
1552         s = env_get("bootargs");
1553         if (!s)
1554                 s = "";
1555
1556         strcpy(cmdline, s);
1557
1558         *cmd_start = (ulong) & cmdline[0];
1559         *cmd_end = *cmd_start + strlen(cmdline);
1560
1561         debug("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end);
1562
1563         return 0;
1564 }
1565 #endif /* CONFIG_SYS_BOOT_GET_CMDLINE */
1566
1567 #ifdef CONFIG_SYS_BOOT_GET_KBD
1568 /**
1569  * boot_get_kbd - allocate and initialize kernel copy of board info
1570  * @lmb: pointer to lmb handle, will be used for memory mgmt
1571  * @kbd: double pointer to board info data
1572  *
1573  * boot_get_kbd() allocates space for kernel copy of board info data below
1574  * BOOTMAPSZ + env_get_bootm_low() address and kernel board info is initialized
1575  * with the current u-boot board info data.
1576  *
1577  * returns:
1578  *      0 - success
1579  *     -1 - failure
1580  */
1581 int boot_get_kbd(struct lmb *lmb, bd_t **kbd)
1582 {
1583         *kbd = (bd_t *)(ulong)lmb_alloc_base(lmb, sizeof(bd_t), 0xf,
1584                                 env_get_bootm_mapsize() + env_get_bootm_low());
1585         if (*kbd == NULL)
1586                 return -1;
1587
1588         **kbd = *(gd->bd);
1589
1590         debug("## kernel board info at 0x%08lx\n", (ulong)*kbd);
1591
1592 #if defined(DEBUG) && defined(CONFIG_CMD_BDI)
1593         do_bdinfo(NULL, 0, 0, NULL);
1594 #endif
1595
1596         return 0;
1597 }
1598 #endif /* CONFIG_SYS_BOOT_GET_KBD */
1599
1600 #ifdef CONFIG_LMB
1601 int image_setup_linux(bootm_headers_t *images)
1602 {
1603         ulong of_size = images->ft_len;
1604         char **of_flat_tree = &images->ft_addr;
1605         struct lmb *lmb = &images->lmb;
1606         int ret;
1607
1608         if (IMAGE_ENABLE_OF_LIBFDT)
1609                 boot_fdt_add_mem_rsv_regions(lmb, *of_flat_tree);
1610
1611         if (IMAGE_BOOT_GET_CMDLINE) {
1612                 ret = boot_get_cmdline(lmb, &images->cmdline_start,
1613                                 &images->cmdline_end);
1614                 if (ret) {
1615                         puts("ERROR with allocation of cmdline\n");
1616                         return ret;
1617                 }
1618         }
1619
1620         if (IMAGE_ENABLE_OF_LIBFDT) {
1621                 ret = boot_relocate_fdt(lmb, of_flat_tree, &of_size);
1622                 if (ret)
1623                         return ret;
1624         }
1625
1626         if (IMAGE_ENABLE_OF_LIBFDT && of_size) {
1627                 ret = image_setup_libfdt(images, *of_flat_tree, of_size, lmb);
1628                 if (ret)
1629                         return ret;
1630         }
1631
1632         return 0;
1633 }
1634 #endif /* CONFIG_LMB */
1635 #endif /* !USE_HOSTCC */