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