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 <u-boot/crc.h>
  13 #include <watchdog.h>
  14
  15 #ifdef CONFIG_SHOW_BOOT_PROGRESS
  16 #include <status_led.h>
  17 #endif
  18
  19 #include <rtc.h>
  20
  21 #include <gzip.h>
  22 #include <image.h>
  23 #include <mapmem.h>
  24
  25 #if IMAGE_ENABLE_FIT || IMAGE_ENABLE_OF_LIBFDT
  26 #include <linux/libfdt.h>
  27 #include <fdt_support.h>
  28 #include <fpga.h>
  29 #include <xilinx.h>
  30 #endif
  31
  32 #include <u-boot/md5.h>
  33 #include <u-boot/sha1.h>
  34 #include <linux/errno.h>
  35 #include <asm/io.h>
  36
  37 #include <bzlib.h>
  38 #include <linux/lzo.h>
  39 #include <lzma/LzmaTypes.h>
  40 #include <lzma/LzmaDec.h>
  41 #include <lzma/LzmaTools.h>
  42
  43 #ifdef CONFIG_CMD_BDI
  44 extern int do_bdinfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
  45 #endif
  46
  47 DECLARE_GLOBAL_DATA_PTR;
  48
  49 #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
  50 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
  51                                                 int verify);
  52 #endif
  53 #else
  54 #include "mkimage.h"
  55 #include <u-boot/md5.h>
  56 #include <time.h>
  57 #include <image.h>
  58
  59 #ifndef __maybe_unused
  60 # define __maybe_unused         /* unimplemented */
  61 #endif
  62 #endif /* !USE_HOSTCC*/
  63
  64 #include <u-boot/crc.h>
  65 #include <imximage.h>
  66
  67 #ifndef CONFIG_SYS_BARGSIZE
  68 #define CONFIG_SYS_BARGSIZE 512
  69 #endif
  70
  71 static const table_entry_t uimage_arch[] = {
  72         {       IH_ARCH_INVALID,        "invalid",      "Invalid ARCH", },
  73         {       IH_ARCH_ALPHA,          "alpha",        "Alpha",        },
  74         {       IH_ARCH_ARM,            "arm",          "ARM",          },
  75         {       IH_ARCH_I386,           "x86",          "Intel x86",    },
  76         {       IH_ARCH_IA64,           "ia64",         "IA64",         },
  77         {       IH_ARCH_M68K,           "m68k",         "M68K",         },
  78         {       IH_ARCH_MICROBLAZE,     "microblaze",   "MicroBlaze",   },
  79         {       IH_ARCH_MIPS,           "mips",         "MIPS",         },
  80         {       IH_ARCH_MIPS64,         "mips64",       "MIPS 64 Bit",  },
  81         {       IH_ARCH_NIOS2,          "nios2",        "NIOS II",      },
  82         {       IH_ARCH_PPC,            "powerpc",      "PowerPC",      },
  83         {       IH_ARCH_PPC,            "ppc",          "PowerPC",      },
  84         {       IH_ARCH_S390,           "s390",         "IBM S390",     },
  85         {       IH_ARCH_SH,             "sh",           "SuperH",       },
  86         {       IH_ARCH_SPARC,          "sparc",        "SPARC",        },
  87         {       IH_ARCH_SPARC64,        "sparc64",      "SPARC 64 Bit", },
  88         {       IH_ARCH_BLACKFIN,       "blackfin",     "Blackfin",     },
  89         {       IH_ARCH_AVR32,          "avr32",        "AVR32",        },
  90         {       IH_ARCH_NDS32,          "nds32",        "NDS32",        },
  91         {       IH_ARCH_OPENRISC,       "or1k",         "OpenRISC 1000",},
  92         {       IH_ARCH_SANDBOX,        "sandbox",      "Sandbox",      },
  93         {       IH_ARCH_ARM64,          "arm64",        "AArch64",      },
  94         {       IH_ARCH_ARC,            "arc",          "ARC",          },
  95         {       IH_ARCH_X86_64,         "x86_64",       "AMD x86_64",   },
  96         {       IH_ARCH_XTENSA,         "xtensa",       "Xtensa",       },
  97         {       IH_ARCH_RISCV,          "riscv",        "RISC-V",       },
  98         {       -1,                     "",             "",             },
  99 };
 100
 101 static const table_entry_t uimage_os[] = {
 102         {       IH_OS_INVALID,  "invalid",      "Invalid OS",           },
 103         {       IH_OS_ARM_TRUSTED_FIRMWARE, "arm-trusted-firmware", "ARM Trusted Firmware"  },
 104         {       IH_OS_LINUX,    "linux",        "Linux",                },
 105 #if defined(CONFIG_LYNXKDI) || defined(USE_HOSTCC)
 106         {       IH_OS_LYNXOS,   "lynxos",       "LynxOS",               },
 107 #endif
 108         {       IH_OS_NETBSD,   "netbsd",       "NetBSD",               },
 109         {       IH_OS_OSE,      "ose",          "Enea OSE",             },
 110         {       IH_OS_PLAN9,    "plan9",        "Plan 9",               },
 111         {       IH_OS_RTEMS,    "rtems",        "RTEMS",                },
 112         {       IH_OS_TEE,      "tee",          "Trusted Execution Environment" },
 113         {       IH_OS_U_BOOT,   "u-boot",       "U-Boot",               },
 114         {       IH_OS_VXWORKS,  "vxworks",      "VxWorks",              },
 115 #if defined(CONFIG_CMD_ELF) || defined(USE_HOSTCC)
 116         {       IH_OS_QNX,      "qnx",          "QNX",                  },
 117 #endif
 118 #if defined(CONFIG_INTEGRITY) || defined(USE_HOSTCC)
 119         {       IH_OS_INTEGRITY,"integrity",    "INTEGRITY",            },
 120 #endif
 121 #ifdef USE_HOSTCC
 122         {       IH_OS_4_4BSD,   "4_4bsd",       "4_4BSD",               },
 123         {       IH_OS_DELL,     "dell",         "Dell",                 },
 124         {       IH_OS_ESIX,     "esix",         "Esix",                 },
 125         {       IH_OS_FREEBSD,  "freebsd",      "FreeBSD",              },
 126         {       IH_OS_IRIX,     "irix",         "Irix",                 },
 127         {       IH_OS_NCR,      "ncr",          "NCR",                  },
 128         {       IH_OS_OPENBSD,  "openbsd",      "OpenBSD",              },
 129         {       IH_OS_PSOS,     "psos",         "pSOS",                 },
 130         {       IH_OS_SCO,      "sco",          "SCO",                  },
 131         {       IH_OS_SOLARIS,  "solaris",      "Solaris",              },
 132         {       IH_OS_SVR4,     "svr4",         "SVR4",                 },
 133 #endif
 134 #if defined(CONFIG_BOOTM_OPENRTOS) || defined(USE_HOSTCC)
 135         {       IH_OS_OPENRTOS, "openrtos",     "OpenRTOS",             },
 136 #endif
 137         {       IH_OS_OPENSBI,  "opensbi",      "RISC-V OpenSBI",       },
 138
 139         {       -1,             "",             "",                     },
 140 };
 141
 142 static const table_entry_t uimage_type[] = {
 143         {       IH_TYPE_AISIMAGE,   "aisimage",   "Davinci AIS image",},
 144         {       IH_TYPE_FILESYSTEM, "filesystem", "Filesystem Image",   },
 145         {       IH_TYPE_FIRMWARE,   "firmware",   "Firmware",           },
 146         {       IH_TYPE_FLATDT,     "flat_dt",    "Flat Device Tree",   },
 147         {       IH_TYPE_GPIMAGE,    "gpimage",    "TI Keystone SPL Image",},
 148         {       IH_TYPE_KERNEL,     "kernel",     "Kernel Image",       },
 149         {       IH_TYPE_KERNEL_NOLOAD, "kernel_noload",  "Kernel Image (no loading done)", },
 150         {       IH_TYPE_KWBIMAGE,   "kwbimage",   "Kirkwood Boot Image",},
 151         {       IH_TYPE_IMXIMAGE,   "imximage",   "Freescale i.MX Boot Image",},
 152         {       IH_TYPE_IMX8IMAGE,  "imx8image",  "NXP i.MX8 Boot Image",},
 153         {       IH_TYPE_IMX8MIMAGE, "imx8mimage", "NXP i.MX8M Boot Image",},
 154         {       IH_TYPE_INVALID,    "invalid",    "Invalid Image",      },
 155         {       IH_TYPE_MULTI,      "multi",      "Multi-File Image",   },
 156         {       IH_TYPE_OMAPIMAGE,  "omapimage",  "TI OMAP SPL With GP CH",},
 157         {       IH_TYPE_PBLIMAGE,   "pblimage",   "Freescale PBL Boot Image",},
 158         {       IH_TYPE_RAMDISK,    "ramdisk",    "RAMDisk Image",      },
 159         {       IH_TYPE_SCRIPT,     "script",     "Script",             },
 160         {       IH_TYPE_SOCFPGAIMAGE, "socfpgaimage", "Altera SoCFPGA CV/AV preloader",},
 161         {       IH_TYPE_SOCFPGAIMAGE_V1, "socfpgaimage_v1", "Altera SoCFPGA A10 preloader",},
 162         {       IH_TYPE_STANDALONE, "standalone", "Standalone Program", },
 163         {       IH_TYPE_UBLIMAGE,   "ublimage",   "Davinci UBL image",},
 164         {       IH_TYPE_MXSIMAGE,   "mxsimage",   "Freescale MXS Boot Image",},
 165         {       IH_TYPE_ATMELIMAGE, "atmelimage", "ATMEL ROM-Boot Image",},
 166         {       IH_TYPE_X86_SETUP,  "x86_setup",  "x86 setup.bin",    },
 167         {       IH_TYPE_LPC32XXIMAGE, "lpc32xximage",  "LPC32XX Boot Image", },
 168         {       IH_TYPE_RKIMAGE,    "rkimage",    "Rockchip Boot Image" },
 169         {       IH_TYPE_RKSD,       "rksd",       "Rockchip SD Boot Image" },
 170         {       IH_TYPE_RKSPI,      "rkspi",      "Rockchip SPI Boot Image" },
 171         {       IH_TYPE_VYBRIDIMAGE, "vybridimage",  "Vybrid Boot Image", },
 172         {       IH_TYPE_ZYNQIMAGE,  "zynqimage",  "Xilinx Zynq Boot Image" },
 173         {       IH_TYPE_ZYNQMPIMAGE, "zynqmpimage", "Xilinx ZynqMP Boot Image" },
 174         {       IH_TYPE_ZYNQMPBIF,  "zynqmpbif",  "Xilinx ZynqMP Boot Image (bif)" },
 175         {       IH_TYPE_FPGA,       "fpga",       "FPGA Image" },
 176         {       IH_TYPE_TEE,        "tee",        "Trusted Execution Environment Image",},
 177         {       IH_TYPE_FIRMWARE_IVT, "firmware_ivt", "Firmware with HABv4 IVT" },
 178         {       IH_TYPE_PMMC,        "pmmc",        "TI Power Management Micro-Controller Firmware",},
 179         {       IH_TYPE_STM32IMAGE, "stm32image", "STMicroelectronics STM32 Image" },
 180         {       IH_TYPE_MTKIMAGE,   "mtk_image",   "MediaTek BootROM loadable Image" },
 181         {       IH_TYPE_COPRO, "copro", "Coprocessor Image"},
 182         {       -1,                 "",           "",                   },
 183 };
 184
 185 static const table_entry_t uimage_comp[] = {
 186         {       IH_COMP_NONE,   "none",         "uncompressed",         },
 187         {       IH_COMP_BZIP2,  "bzip2",        "bzip2 compressed",     },
 188         {       IH_COMP_GZIP,   "gzip",         "gzip compressed",      },
 189         {       IH_COMP_LZMA,   "lzma",         "lzma compressed",      },
 190         {       IH_COMP_LZO,    "lzo",          "lzo compressed",       },
 191         {       IH_COMP_LZ4,    "lz4",          "lz4 compressed",       },
 192         {       -1,             "",             "",                     },
 193 };
 194
 195 struct table_info {
 196         const char *desc;
 197         int count;
 198         const table_entry_t *table;
 199 };
 200
 201 static const struct table_info table_info[IH_COUNT] = {
 202         { "architecture", IH_ARCH_COUNT, uimage_arch },
 203         { "compression", IH_COMP_COUNT, uimage_comp },
 204         { "operating system", IH_OS_COUNT, uimage_os },
 205         { "image type", IH_TYPE_COUNT, uimage_type },
 206 };
 207
 208 /*****************************************************************************/
 209 /* Legacy format routines */
 210 /*****************************************************************************/
 211 int image_check_hcrc(const image_header_t *hdr)
 212 {
 213         ulong hcrc;
 214         ulong len = image_get_header_size();
 215         image_header_t header;
 216
 217         /* Copy header so we can blank CRC field for re-calculation */
 218         memmove(&header, (char *)hdr, image_get_header_size());
 219         image_set_hcrc(&header, 0);
 220
 221         hcrc = crc32(0, (unsigned char *)&header, len);
 222
 223         return (hcrc == image_get_hcrc(hdr));
 224 }
 225
 226 int image_check_dcrc(const image_header_t *hdr)
 227 {
 228         ulong data = image_get_data(hdr);
 229         ulong len = image_get_data_size(hdr);
 230         ulong dcrc = crc32_wd(0, (unsigned char *)data, len, CHUNKSZ_CRC32);
 231
 232         return (dcrc == image_get_dcrc(hdr));
 233 }
 234
 235 /**
 236  * image_multi_count - get component (sub-image) count
 237  * @hdr: pointer to the header of the multi component image
 238  *
 239  * image_multi_count() returns number of components in a multi
 240  * component image.
 241  *
 242  * Note: no checking of the image type is done, caller must pass
 243  * a valid multi component image.
 244  *
 245  * returns:
 246  *     number of components
 247  */
 248 ulong image_multi_count(const image_header_t *hdr)
 249 {
 250         ulong i, count = 0;
 251         uint32_t *size;
 252
 253         /* get start of the image payload, which in case of multi
 254          * component images that points to a table of component sizes */
 255         size = (uint32_t *)image_get_data(hdr);
 256
 257         /* count non empty slots */
 258         for (i = 0; size[i]; ++i)
 259                 count++;
 260
 261         return count;
 262 }
 263
 264 /**
 265  * image_multi_getimg - get component data address and size
 266  * @hdr: pointer to the header of the multi component image
 267  * @idx: index of the requested component
 268  * @data: pointer to a ulong variable, will hold component data address
 269  * @len: pointer to a ulong variable, will hold component size
 270  *
 271  * image_multi_getimg() returns size and data address for the requested
 272  * component in a multi component image.
 273  *
 274  * Note: no checking of the image type is done, caller must pass
 275  * a valid multi component image.
 276  *
 277  * returns:
 278  *     data address and size of the component, if idx is valid
 279  *     0 in data and len, if idx is out of range
 280  */
 281 void image_multi_getimg(const image_header_t *hdr, ulong idx,
 282                         ulong *data, ulong *len)
 283 {
 284         int i;
 285         uint32_t *size;
 286         ulong offset, count, img_data;
 287
 288         /* get number of component */
 289         count = image_multi_count(hdr);
 290
 291         /* get start of the image payload, which in case of multi
 292          * component images that points to a table of component sizes */
 293         size = (uint32_t *)image_get_data(hdr);
 294
 295         /* get address of the proper component data start, which means
 296          * skipping sizes table (add 1 for last, null entry) */
 297         img_data = image_get_data(hdr) + (count + 1) * sizeof(uint32_t);
 298
 299         if (idx < count) {
 300                 *len = uimage_to_cpu(size[idx]);
 301                 offset = 0;
 302
 303                 /* go over all indices preceding requested component idx */
 304                 for (i = 0; i < idx; i++) {
 305                         /* add up i-th component size, rounding up to 4 bytes */
 306                         offset += (uimage_to_cpu(size[i]) + 3) & ~3 ;
 307                 }
 308
 309                 /* calculate idx-th component data address */
 310                 *data = img_data + offset;
 311         } else {
 312                 *len = 0;
 313                 *data = 0;
 314         }
 315 }
 316
 317 static void image_print_type(const image_header_t *hdr)
 318 {
 319         const char __maybe_unused *os, *arch, *type, *comp;
 320
 321         os = genimg_get_os_name(image_get_os(hdr));
 322         arch = genimg_get_arch_name(image_get_arch(hdr));
 323         type = genimg_get_type_name(image_get_type(hdr));
 324         comp = genimg_get_comp_name(image_get_comp(hdr));
 325
 326         printf("%s %s %s (%s)\n", arch, os, type, comp);
 327 }
 328
 329 /**
 330  * image_print_contents - prints out the contents of the legacy format image
 331  * @ptr: pointer to the legacy format image header
 332  * @p: pointer to prefix string
 333  *
 334  * image_print_contents() formats a multi line legacy image contents description.
 335  * The routine prints out all header fields followed by the size/offset data
 336  * for MULTI/SCRIPT images.
 337  *
 338  * returns:
 339  *     no returned results
 340  */
 341 void image_print_contents(const void *ptr)
 342 {
 343         const image_header_t *hdr = (const image_header_t *)ptr;
 344         const char __maybe_unused *p;
 345
 346         p = IMAGE_INDENT_STRING;
 347         printf("%sImage Name:   %.*s\n", p, IH_NMLEN, image_get_name(hdr));
 348         if (IMAGE_ENABLE_TIMESTAMP) {
 349                 printf("%sCreated:      ", p);
 350                 genimg_print_time((time_t)image_get_time(hdr));
 351         }
 352         printf("%sImage Type:   ", p);
 353         image_print_type(hdr);
 354         printf("%sData Size:    ", p);
 355         genimg_print_size(image_get_data_size(hdr));
 356         printf("%sLoad Address: %08x\n", p, image_get_load(hdr));
 357         printf("%sEntry Point:  %08x\n", p, image_get_ep(hdr));
 358
 359         if (image_check_type(hdr, IH_TYPE_MULTI) ||
 360                         image_check_type(hdr, IH_TYPE_SCRIPT)) {
 361                 int i;
 362                 ulong data, len;
 363                 ulong count = image_multi_count(hdr);
 364
 365                 printf("%sContents:\n", p);
 366                 for (i = 0; i < count; i++) {
 367                         image_multi_getimg(hdr, i, &data, &len);
 368
 369                         printf("%s   Image %d: ", p, i);
 370                         genimg_print_size(len);
 371
 372                         if (image_check_type(hdr, IH_TYPE_SCRIPT) && i > 0) {
 373                                 /*
 374                                  * the user may need to know offsets
 375                                  * if planning to do something with
 376                                  * multiple files
 377                                  */
 378                                 printf("%s    Offset = 0x%08lx\n", p, data);
 379                         }
 380                 }
 381         } else if (image_check_type(hdr, IH_TYPE_FIRMWARE_IVT)) {
 382                 printf("HAB Blocks:   0x%08x   0x0000   0x%08x\n",
 383                         image_get_load(hdr) - image_get_header_size(),
 384                         (int)(image_get_size(hdr) + image_get_header_size()
 385                         + sizeof(flash_header_v2_t) - 0x2060));
 386         }
 387 }
 388
 389 /**
 390  * print_decomp_msg() - Print a suitable decompression/loading message
 391  *
 392  * @type:       OS type (IH_OS_...)
 393  * @comp_type:  Compression type being used (IH_COMP_...)
 394  * @is_xip:     true if the load address matches the image start
 395  */
 396 static void print_decomp_msg(int comp_type, int type, bool is_xip)
 397 {
 398         const char *name = genimg_get_type_name(type);
 399
 400         if (comp_type == IH_COMP_NONE)
 401                 printf("   %s %s\n", is_xip ? "XIP" : "Loading", name);
 402         else
 403                 printf("   Uncompressing %s\n", name);
 404 }
 405
 406 int image_decomp(int comp, ulong load, ulong image_start, int type,
 407                  void *load_buf, void *image_buf, ulong image_len,
 408                  uint unc_len, ulong *load_end)
 409 {
 410         int ret = 0;
 411
 412         *load_end = load;
 413         print_decomp_msg(comp, type, load == image_start);
 414
 415         /*
 416          * Load the image to the right place, decompressing if needed. After
 417          * this, image_len will be set to the number of uncompressed bytes
 418          * loaded, ret will be non-zero on error.
 419          */
 420         switch (comp) {
 421         case IH_COMP_NONE:
 422                 if (load == image_start)
 423                         break;
 424                 if (image_len <= unc_len)
 425                         memmove_wd(load_buf, image_buf, image_len, CHUNKSZ);
 426                 else
 427                         ret = -ENOSPC;
 428                 break;
 429 #ifdef CONFIG_GZIP
 430         case IH_COMP_GZIP: {
 431                 ret = gunzip(load_buf, unc_len, image_buf, &image_len);
 432                 break;
 433         }
 434 #endif /* CONFIG_GZIP */
 435 #ifdef CONFIG_BZIP2
 436         case IH_COMP_BZIP2: {
 437                 uint size = unc_len;
 438
 439                 /*
 440                  * If we've got less than 4 MB of malloc() space,
 441                  * use slower decompression algorithm which requires
 442                  * at most 2300 KB of memory.
 443                  */
 444                 ret = BZ2_bzBuffToBuffDecompress(load_buf, &size,
 445                         image_buf, image_len,
 446                         CONFIG_SYS_MALLOC_LEN < (4096 * 1024), 0);
 447                 image_len = size;
 448                 break;
 449         }
 450 #endif /* CONFIG_BZIP2 */
 451 #ifdef CONFIG_LZMA
 452         case IH_COMP_LZMA: {
 453                 SizeT lzma_len = unc_len;
 454
 455                 ret = lzmaBuffToBuffDecompress(load_buf, &lzma_len,
 456                                                image_buf, image_len);
 457                 image_len = lzma_len;
 458                 break;
 459         }
 460 #endif /* CONFIG_LZMA */
 461 #ifdef CONFIG_LZO
 462         case IH_COMP_LZO: {
 463                 size_t size = unc_len;
 464
 465                 ret = lzop_decompress(image_buf, image_len, load_buf, &size);
 466                 image_len = size;
 467                 break;
 468         }
 469 #endif /* CONFIG_LZO */
 470 #ifdef CONFIG_LZ4
 471         case IH_COMP_LZ4: {
 472                 size_t size = unc_len;
 473
 474                 ret = ulz4fn(image_buf, image_len, load_buf, &size);
 475                 image_len = size;
 476                 break;
 477         }
 478 #endif /* CONFIG_LZ4 */
 479         default:
 480                 printf("Unimplemented compression type %d\n", comp);
 481                 return -ENOSYS;
 482         }
 483
 484         *load_end = load + image_len;
 485
 486         return ret;
 487 }
 488
 489
 490 #ifndef USE_HOSTCC
 491 #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
 492 /**
 493  * image_get_ramdisk - get and verify ramdisk image
 494  * @rd_addr: ramdisk image start address
 495  * @arch: expected ramdisk architecture
 496  * @verify: checksum verification flag
 497  *
 498  * image_get_ramdisk() returns a pointer to the verified ramdisk image
 499  * header. Routine receives image start address and expected architecture
 500  * flag. Verification done covers data and header integrity and os/type/arch
 501  * fields checking.
 502  *
 503  * returns:
 504  *     pointer to a ramdisk image header, if image was found and valid
 505  *     otherwise, return NULL
 506  */
 507 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
 508                                                 int verify)
 509 {
 510         const image_header_t *rd_hdr = (const image_header_t *)rd_addr;
 511
 512         if (!image_check_magic(rd_hdr)) {
 513                 puts("Bad Magic Number\n");
 514                 bootstage_error(BOOTSTAGE_ID_RD_MAGIC);
 515                 return NULL;
 516         }
 517
 518         if (!image_check_hcrc(rd_hdr)) {
 519                 puts("Bad Header Checksum\n");
 520                 bootstage_error(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
 521                 return NULL;
 522         }
 523
 524         bootstage_mark(BOOTSTAGE_ID_RD_MAGIC);
 525         image_print_contents(rd_hdr);
 526
 527         if (verify) {
 528                 puts("   Verifying Checksum ... ");
 529                 if (!image_check_dcrc(rd_hdr)) {
 530                         puts("Bad Data CRC\n");
 531                         bootstage_error(BOOTSTAGE_ID_RD_CHECKSUM);
 532                         return NULL;
 533                 }
 534                 puts("OK\n");
 535         }
 536
 537         bootstage_mark(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
 538
 539         if (!image_check_os(rd_hdr, IH_OS_LINUX) ||
 540             !image_check_arch(rd_hdr, arch) ||
 541             !image_check_type(rd_hdr, IH_TYPE_RAMDISK)) {
 542                 printf("No Linux %s Ramdisk Image\n",
 543                                 genimg_get_arch_name(arch));
 544                 bootstage_error(BOOTSTAGE_ID_RAMDISK);
 545                 return NULL;
 546         }
 547
 548         return rd_hdr;
 549 }
 550 #endif
 551 #endif /* !USE_HOSTCC */
 552
 553 /*****************************************************************************/
 554 /* Shared dual-format routines */
 555 /*****************************************************************************/
 556 #ifndef USE_HOSTCC
 557 ulong load_addr = CONFIG_SYS_LOAD_ADDR; /* Default Load Address */
 558 ulong save_addr;                        /* Default Save Address */
 559 ulong save_size;                        /* Default Save Size (in bytes) */
 560
 561 static int on_loadaddr(const char *name, const char *value, enum env_op op,
 562         int flags)
 563 {
 564         switch (op) {
 565         case env_op_create:
 566         case env_op_overwrite:
 567                 load_addr = simple_strtoul(value, NULL, 16);
 568                 break;
 569         default:
 570                 break;
 571         }
 572
 573         return 0;
 574 }
 575 U_BOOT_ENV_CALLBACK(loadaddr, on_loadaddr);
 576
 577 ulong env_get_bootm_low(void)
 578 {
 579         char *s = env_get("bootm_low");
 580         if (s) {
 581                 ulong tmp = simple_strtoul(s, NULL, 16);
 582                 return tmp;
 583         }
 584
 585 #if defined(CONFIG_SYS_SDRAM_BASE)
 586         return CONFIG_SYS_SDRAM_BASE;
 587 #elif defined(CONFIG_ARM) || defined(CONFIG_MICROBLAZE)
 588         return gd->bd->bi_dram[0].start;
 589 #else
 590         return 0;
 591 #endif
 592 }
 593
 594 phys_size_t env_get_bootm_size(void)
 595 {
 596         phys_size_t tmp, size;
 597         phys_addr_t start;
 598         char *s = env_get("bootm_size");
 599         if (s) {
 600                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 601                 return tmp;
 602         }
 603
 604 #if (defined(CONFIG_ARM) || defined(CONFIG_MICROBLAZE)) && \
 605      defined(CONFIG_NR_DRAM_BANKS)
 606         start = gd->bd->bi_dram[0].start;
 607         size = gd->bd->bi_dram[0].size;
 608 #else
 609         start = gd->bd->bi_memstart;
 610         size = gd->bd->bi_memsize;
 611 #endif
 612
 613         s = env_get("bootm_low");
 614         if (s)
 615                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 616         else
 617                 tmp = start;
 618
 619         return size - (tmp - start);
 620 }
 621
 622 phys_size_t env_get_bootm_mapsize(void)
 623 {
 624         phys_size_t tmp;
 625         char *s = env_get("bootm_mapsize");
 626         if (s) {
 627                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 628                 return tmp;
 629         }
 630
 631 #if defined(CONFIG_SYS_BOOTMAPSZ)
 632         return CONFIG_SYS_BOOTMAPSZ;
 633 #else
 634         return env_get_bootm_size();
 635 #endif
 636 }
 637
 638 void memmove_wd(void *to, void *from, size_t len, ulong chunksz)
 639 {
 640         if (to == from)
 641                 return;
 642
 643 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
 644         if (to > from) {
 645                 from += len;
 646                 to += len;
 647         }
 648         while (len > 0) {
 649                 size_t tail = (len > chunksz) ? chunksz : len;
 650                 WATCHDOG_RESET();
 651                 if (to > from) {
 652                         to -= tail;
 653                         from -= tail;
 654                 }
 655                 memmove(to, from, tail);
 656                 if (to < from) {
 657                         to += tail;
 658                         from += tail;
 659                 }
 660                 len -= tail;
 661         }
 662 #else   /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
 663         memmove(to, from, len);
 664 #endif  /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
 665 }
 666 #else   /* USE_HOSTCC */
 667 void memmove_wd(void *to, void *from, size_t len, ulong chunksz)
 668 {
 669         memmove(to, from, len);
 670 }
 671 #endif /* !USE_HOSTCC */
 672
 673 void genimg_print_size(uint32_t size)
 674 {
 675 #ifndef USE_HOSTCC
 676         printf("%d Bytes = ", size);
 677         print_size(size, "\n");
 678 #else
 679         printf("%d Bytes = %.2f KiB = %.2f MiB\n",
 680                         size, (double)size / 1.024e3,
 681                         (double)size / 1.048576e6);
 682 #endif
 683 }
 684
 685 #if IMAGE_ENABLE_TIMESTAMP
 686 void genimg_print_time(time_t timestamp)
 687 {
 688 #ifndef USE_HOSTCC
 689         struct rtc_time tm;
 690
 691         rtc_to_tm(timestamp, &tm);
 692         printf("%4d-%02d-%02d  %2d:%02d:%02d UTC\n",
 693                         tm.tm_year, tm.tm_mon, tm.tm_mday,
 694                         tm.tm_hour, tm.tm_min, tm.tm_sec);
 695 #else
 696         printf("%s", ctime(&timestamp));
 697 #endif
 698 }
 699 #endif
 700
 701 const table_entry_t *get_table_entry(const table_entry_t *table, int id)
 702 {
 703         for (; table->id >= 0; ++table) {
 704                 if (table->id == id)
 705                         return table;
 706         }
 707         return NULL;
 708 }
 709
 710 static const char *unknown_msg(enum ih_category category)
 711 {
 712         static const char unknown_str[] = "Unknown ";
 713         static char msg[30];
 714
 715         strcpy(msg, unknown_str);
 716         strncat(msg, table_info[category].desc,
 717                 sizeof(msg) - sizeof(unknown_str));
 718
 719         return msg;
 720 }
 721
 722 /**
 723  * get_cat_table_entry_name - translate entry id to long name
 724  * @category: category to look up (enum ih_category)
 725  * @id: entry id to be translated
 726  *
 727  * This will scan the translation table trying to find the entry that matches
 728  * the given id.
 729  *
 730  * @retur long entry name if translation succeeds; error string on failure
 731  */
 732 const char *genimg_get_cat_name(enum ih_category category, uint id)
 733 {
 734         const table_entry_t *entry;
 735
 736         entry = get_table_entry(table_info[category].table, id);
 737         if (!entry)
 738                 return unknown_msg(category);
 739 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 740         return entry->lname;
 741 #else
 742         return entry->lname + gd->reloc_off;
 743 #endif
 744 }
 745
 746 /**
 747  * get_cat_table_entry_short_name - translate entry id to short name
 748  * @category: category to look up (enum ih_category)
 749  * @id: entry id to be translated
 750  *
 751  * This will scan the translation table trying to find the entry that matches
 752  * the given id.
 753  *
 754  * @retur short entry name if translation succeeds; error string on failure
 755  */
 756 const char *genimg_get_cat_short_name(enum ih_category category, uint id)
 757 {
 758         const table_entry_t *entry;
 759
 760         entry = get_table_entry(table_info[category].table, id);
 761         if (!entry)
 762                 return unknown_msg(category);
 763 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 764         return entry->sname;
 765 #else
 766         return entry->sname + gd->reloc_off;
 767 #endif
 768 }
 769
 770 int genimg_get_cat_count(enum ih_category category)
 771 {
 772         return table_info[category].count;
 773 }
 774
 775 const char *genimg_get_cat_desc(enum ih_category category)
 776 {
 777         return table_info[category].desc;
 778 }
 779
 780 /**
 781  * get_table_entry_name - translate entry id to long name
 782  * @table: pointer to a translation table for entries of a specific type
 783  * @msg: message to be returned when translation fails
 784  * @id: entry id to be translated
 785  *
 786  * get_table_entry_name() will go over translation table trying to find
 787  * entry that matches given id. If matching entry is found, its long
 788  * name is returned to the caller.
 789  *
 790  * returns:
 791  *     long entry name if translation succeeds
 792  *     msg otherwise
 793  */
 794 char *get_table_entry_name(const table_entry_t *table, char *msg, int id)
 795 {
 796         table = get_table_entry(table, id);
 797         if (!table)
 798                 return msg;
 799 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 800         return table->lname;
 801 #else
 802         return table->lname + gd->reloc_off;
 803 #endif
 804 }
 805
 806 const char *genimg_get_os_name(uint8_t os)
 807 {
 808         return (get_table_entry_name(uimage_os, "Unknown OS", os));
 809 }
 810
 811 const char *genimg_get_arch_name(uint8_t arch)
 812 {
 813         return (get_table_entry_name(uimage_arch, "Unknown Architecture",
 814                                         arch));
 815 }
 816
 817 const char *genimg_get_type_name(uint8_t type)
 818 {
 819         return (get_table_entry_name(uimage_type, "Unknown Image", type));
 820 }
 821
 822 static const char *genimg_get_short_name(const table_entry_t *table, int val)
 823 {
 824         table = get_table_entry(table, val);
 825         if (!table)
 826                 return "unknown";
 827 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 828         return table->sname;
 829 #else
 830         return table->sname + gd->reloc_off;
 831 #endif
 832 }
 833
 834 const char *genimg_get_type_short_name(uint8_t type)
 835 {
 836         return genimg_get_short_name(uimage_type, type);
 837 }
 838
 839 const char *genimg_get_comp_name(uint8_t comp)
 840 {
 841         return (get_table_entry_name(uimage_comp, "Unknown Compression",
 842                                         comp));
 843 }
 844
 845 const char *genimg_get_comp_short_name(uint8_t comp)
 846 {
 847         return genimg_get_short_name(uimage_comp, comp);
 848 }
 849
 850 const char *genimg_get_os_short_name(uint8_t os)
 851 {
 852         return genimg_get_short_name(uimage_os, os);
 853 }
 854
 855 const char *genimg_get_arch_short_name(uint8_t arch)
 856 {
 857         return genimg_get_short_name(uimage_arch, arch);
 858 }
 859
 860 /**
 861  * get_table_entry_id - translate short entry name to id
 862  * @table: pointer to a translation table for entries of a specific type
 863  * @table_name: to be used in case of error
 864  * @name: entry short name to be translated
 865  *
 866  * get_table_entry_id() will go over translation table trying to find
 867  * entry that matches given short name. If matching entry is found,
 868  * its id returned to the caller.
 869  *
 870  * returns:
 871  *     entry id if translation succeeds
 872  *     -1 otherwise
 873  */
 874 int get_table_entry_id(const table_entry_t *table,
 875                 const char *table_name, const char *name)
 876 {
 877         const table_entry_t *t;
 878
 879         for (t = table; t->id >= 0; ++t) {
 880 #ifdef CONFIG_NEEDS_MANUAL_RELOC
 881                 if (t->sname && strcasecmp(t->sname + gd->reloc_off, name) == 0)
 882 #else
 883                 if (t->sname && strcasecmp(t->sname, name) == 0)
 884 #endif
 885                         return (t->id);
 886         }
 887         debug("Invalid %s Type: %s\n", table_name, name);
 888
 889         return -1;
 890 }
 891
 892 int genimg_get_os_id(const char *name)
 893 {
 894         return (get_table_entry_id(uimage_os, "OS", name));
 895 }
 896
 897 int genimg_get_arch_id(const char *name)
 898 {
 899         return (get_table_entry_id(uimage_arch, "CPU", name));
 900 }
 901
 902 int genimg_get_type_id(const char *name)
 903 {
 904         return (get_table_entry_id(uimage_type, "Image", name));
 905 }
 906
 907 int genimg_get_comp_id(const char *name)
 908 {
 909         return (get_table_entry_id(uimage_comp, "Compression", name));
 910 }
 911
 912 #ifndef USE_HOSTCC
 913 /**
 914  * genimg_get_kernel_addr_fit - get the real kernel address and return 2
 915  *                              FIT strings
 916  * @img_addr: a string might contain real image address
 917  * @fit_uname_config: double pointer to a char, will hold pointer to a
 918  *                    configuration unit name
 919  * @fit_uname_kernel: double pointer to a char, will hold pointer to a subimage
 920  *                    name
 921  *
 922  * genimg_get_kernel_addr_fit get the real kernel start address from a string
 923  * which is normally the first argv of bootm/bootz
 924  *
 925  * returns:
 926  *     kernel start address
 927  */
 928 ulong genimg_get_kernel_addr_fit(char * const img_addr,
 929                              const char **fit_uname_config,
 930                              const char **fit_uname_kernel)
 931 {
 932         ulong kernel_addr;
 933
 934         /* find out kernel image address */
 935         if (!img_addr) {
 936                 kernel_addr = load_addr;
 937                 debug("*  kernel: default image load address = 0x%08lx\n",
 938                       load_addr);
 939 #if CONFIG_IS_ENABLED(FIT)
 940         } else if (fit_parse_conf(img_addr, load_addr, &kernel_addr,
 941                                   fit_uname_config)) {
 942                 debug("*  kernel: config '%s' from image at 0x%08lx\n",
 943                       *fit_uname_config, kernel_addr);
 944         } else if (fit_parse_subimage(img_addr, load_addr, &kernel_addr,
 945                                      fit_uname_kernel)) {
 946                 debug("*  kernel: subimage '%s' from image at 0x%08lx\n",
 947                       *fit_uname_kernel, kernel_addr);
 948 #endif
 949         } else {
 950                 kernel_addr = simple_strtoul(img_addr, NULL, 16);
 951                 debug("*  kernel: cmdline image address = 0x%08lx\n",
 952                       kernel_addr);
 953         }
 954
 955         return kernel_addr;
 956 }
 957
 958 /**
 959  * genimg_get_kernel_addr() is the simple version of
 960  * genimg_get_kernel_addr_fit(). It ignores those return FIT strings
 961  */
 962 ulong genimg_get_kernel_addr(char * const img_addr)
 963 {
 964         const char *fit_uname_config = NULL;
 965         const char *fit_uname_kernel = NULL;
 966
 967         return genimg_get_kernel_addr_fit(img_addr, &fit_uname_config,
 968                                           &fit_uname_kernel);
 969 }
 970
 971 /**
 972  * genimg_get_format - get image format type
 973  * @img_addr: image start address
 974  *
 975  * genimg_get_format() checks whether provided address points to a valid
 976  * legacy or FIT image.
 977  *
 978  * New uImage format and FDT blob are based on a libfdt. FDT blob
 979  * may be passed directly or embedded in a FIT image. In both situations
 980  * genimg_get_format() must be able to dectect libfdt header.
 981  *
 982  * returns:
 983  *     image format type or IMAGE_FORMAT_INVALID if no image is present
 984  */
 985 int genimg_get_format(const void *img_addr)
 986 {
 987 #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
 988         const image_header_t *hdr;
 989
 990         hdr = (const image_header_t *)img_addr;
 991         if (image_check_magic(hdr))
 992                 return IMAGE_FORMAT_LEGACY;
 993 #endif
 994 #if IMAGE_ENABLE_FIT || IMAGE_ENABLE_OF_LIBFDT
 995         if (fdt_check_header(img_addr) == 0)
 996                 return IMAGE_FORMAT_FIT;
 997 #endif
 998 #ifdef CONFIG_ANDROID_BOOT_IMAGE
 999         if (android_image_check_header(img_addr) == 0)
1000                 return IMAGE_FORMAT_ANDROID;
1001 #endif
1002
1003         return IMAGE_FORMAT_INVALID;
1004 }
1005
1006 /**
1007  * fit_has_config - check if there is a valid FIT configuration
1008  * @images: pointer to the bootm command headers structure
1009  *
1010  * fit_has_config() checks if there is a FIT configuration in use
1011  * (if FTI support is present).
1012  *
1013  * returns:
1014  *     0, no FIT support or no configuration found
1015  *     1, configuration found
1016  */
1017 int genimg_has_config(bootm_headers_t *images)
1018 {
1019 #if IMAGE_ENABLE_FIT
1020         if (images->fit_uname_cfg)
1021                 return 1;
1022 #endif
1023         return 0;
1024 }
1025
1026 /**
1027  * boot_get_ramdisk - main ramdisk handling routine
1028  * @argc: command argument count
1029  * @argv: command argument list
1030  * @images: pointer to the bootm images structure
1031  * @arch: expected ramdisk architecture
1032  * @rd_start: pointer to a ulong variable, will hold ramdisk start address
1033  * @rd_end: pointer to a ulong variable, will hold ramdisk end
1034  *
1035  * boot_get_ramdisk() is responsible for finding a valid ramdisk image.
1036  * Curently supported are the following ramdisk sources:
1037  *      - multicomponent kernel/ramdisk image,
1038  *      - commandline provided address of decicated ramdisk image.
1039  *
1040  * returns:
1041  *     0, if ramdisk image was found and valid, or skiped
1042  *     rd_start and rd_end are set to ramdisk start/end addresses if
1043  *     ramdisk image is found and valid
1044  *
1045  *     1, if ramdisk image is found but corrupted, or invalid
1046  *     rd_start and rd_end are set to 0 if no ramdisk exists
1047  */
1048 int boot_get_ramdisk(int argc, char * const argv[], bootm_headers_t *images,
1049                 uint8_t arch, ulong *rd_start, ulong *rd_end)
1050 {
1051         ulong rd_addr, rd_load;
1052         ulong rd_data, rd_len;
1053 #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
1054         const image_header_t *rd_hdr;
1055 #endif
1056         void *buf;
1057 #ifdef CONFIG_SUPPORT_RAW_INITRD
1058         char *end;
1059 #endif
1060 #if IMAGE_ENABLE_FIT
1061         const char      *fit_uname_config = images->fit_uname_cfg;
1062         const char      *fit_uname_ramdisk = NULL;
1063         ulong           default_addr;
1064         int             rd_noffset;
1065 #endif
1066         const char *select = NULL;
1067
1068         *rd_start = 0;
1069         *rd_end = 0;
1070
1071 #ifdef CONFIG_ANDROID_BOOT_IMAGE
1072         /*
1073          * Look for an Android boot image.
1074          */
1075         buf = map_sysmem(images->os.start, 0);
1076         if (buf && genimg_get_format(buf) == IMAGE_FORMAT_ANDROID)
1077                 select = (argc == 0) ? env_get("loadaddr") : argv[0];
1078 #endif
1079
1080         if (argc >= 2)
1081                 select = argv[1];
1082
1083         /*
1084          * Look for a '-' which indicates to ignore the
1085          * ramdisk argument
1086          */
1087         if (select && strcmp(select, "-") ==  0) {
1088                 debug("## Skipping init Ramdisk\n");
1089                 rd_len = rd_data = 0;
1090         } else if (select || genimg_has_config(images)) {
1091 #if IMAGE_ENABLE_FIT
1092                 if (select) {
1093                         /*
1094                          * If the init ramdisk comes from the FIT image and
1095                          * the FIT image address is omitted in the command
1096                          * line argument, try to use os FIT image address or
1097                          * default load address.
1098                          */
1099                         if (images->fit_uname_os)
1100                                 default_addr = (ulong)images->fit_hdr_os;
1101                         else
1102                                 default_addr = load_addr;
1103
1104                         if (fit_parse_conf(select, default_addr,
1105                                            &rd_addr, &fit_uname_config)) {
1106                                 debug("*  ramdisk: config '%s' from image at "
1107                                                 "0x%08lx\n",
1108                                                 fit_uname_config, rd_addr);
1109                         } else if (fit_parse_subimage(select, default_addr,
1110                                                 &rd_addr, &fit_uname_ramdisk)) {
1111                                 debug("*  ramdisk: subimage '%s' from image at "
1112                                                 "0x%08lx\n",
1113                                                 fit_uname_ramdisk, rd_addr);
1114                         } else
1115 #endif
1116                         {
1117                                 rd_addr = simple_strtoul(select, NULL, 16);
1118                                 debug("*  ramdisk: cmdline image address = "
1119                                                 "0x%08lx\n",
1120                                                 rd_addr);
1121                         }
1122 #if IMAGE_ENABLE_FIT
1123                 } else {
1124                         /* use FIT configuration provided in first bootm
1125                          * command argument. If the property is not defined,
1126                          * quit silently.
1127                          */
1128                         rd_addr = map_to_sysmem(images->fit_hdr_os);
1129                         rd_noffset = fit_get_node_from_config(images,
1130                                         FIT_RAMDISK_PROP, rd_addr);
1131                         if (rd_noffset == -ENOENT)
1132                                 return 0;
1133                         else if (rd_noffset < 0)
1134                                 return 1;
1135                 }
1136 #endif
1137
1138                 /*
1139                  * Check if there is an initrd image at the
1140                  * address provided in the second bootm argument
1141                  * check image type, for FIT images get FIT node.
1142                  */
1143                 buf = map_sysmem(rd_addr, 0);
1144                 switch (genimg_get_format(buf)) {
1145 #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
1146                 case IMAGE_FORMAT_LEGACY:
1147                         printf("## Loading init Ramdisk from Legacy "
1148                                         "Image at %08lx ...\n", rd_addr);
1149
1150                         bootstage_mark(BOOTSTAGE_ID_CHECK_RAMDISK);
1151                         rd_hdr = image_get_ramdisk(rd_addr, arch,
1152                                                         images->verify);
1153
1154                         if (rd_hdr == NULL)
1155                                 return 1;
1156
1157                         rd_data = image_get_data(rd_hdr);
1158                         rd_len = image_get_data_size(rd_hdr);
1159                         rd_load = image_get_load(rd_hdr);
1160                         break;
1161 #endif
1162 #if IMAGE_ENABLE_FIT
1163                 case IMAGE_FORMAT_FIT:
1164                         rd_noffset = fit_image_load(images,
1165                                         rd_addr, &fit_uname_ramdisk,
1166                                         &fit_uname_config, arch,
1167                                         IH_TYPE_RAMDISK,
1168                                         BOOTSTAGE_ID_FIT_RD_START,
1169                                         FIT_LOAD_OPTIONAL_NON_ZERO,
1170                                         &rd_data, &rd_len);
1171                         if (rd_noffset < 0)
1172                                 return 1;
1173
1174                         images->fit_hdr_rd = map_sysmem(rd_addr, 0);
1175                         images->fit_uname_rd = fit_uname_ramdisk;
1176                         images->fit_noffset_rd = rd_noffset;
1177                         break;
1178 #endif
1179 #ifdef CONFIG_ANDROID_BOOT_IMAGE
1180                 case IMAGE_FORMAT_ANDROID:
1181                         android_image_get_ramdisk((void *)images->os.start,
1182                                 &rd_data, &rd_len);
1183                         break;
1184 #endif
1185                 default:
1186 #ifdef CONFIG_SUPPORT_RAW_INITRD
1187                         end = NULL;
1188                         if (select)
1189                                 end = strchr(select, ':');
1190                         if (end) {
1191                                 rd_len = simple_strtoul(++end, NULL, 16);
1192                                 rd_data = rd_addr;
1193                         } else
1194 #endif
1195                         {
1196                                 puts("Wrong Ramdisk Image Format\n");
1197                                 rd_data = rd_len = rd_load = 0;
1198                                 return 1;
1199                         }
1200                 }
1201         } else if (images->legacy_hdr_valid &&
1202                         image_check_type(&images->legacy_hdr_os_copy,
1203                                                 IH_TYPE_MULTI)) {
1204
1205                 /*
1206                  * Now check if we have a legacy mult-component image,
1207                  * get second entry data start address and len.
1208                  */
1209                 bootstage_mark(BOOTSTAGE_ID_RAMDISK);
1210                 printf("## Loading init Ramdisk from multi component "
1211                                 "Legacy Image at %08lx ...\n",
1212                                 (ulong)images->legacy_hdr_os);
1213
1214                 image_multi_getimg(images->legacy_hdr_os, 1, &rd_data, &rd_len);
1215         } else {
1216                 /*
1217                  * no initrd image
1218                  */
1219                 bootstage_mark(BOOTSTAGE_ID_NO_RAMDISK);
1220                 rd_len = rd_data = 0;
1221         }
1222
1223         if (!rd_data) {
1224                 debug("## No init Ramdisk\n");
1225         } else {
1226                 *rd_start = rd_data;
1227                 *rd_end = rd_data + rd_len;
1228         }
1229         debug("   ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n",
1230                         *rd_start, *rd_end);
1231
1232         return 0;
1233 }
1234
1235 #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
1236 /**
1237  * boot_ramdisk_high - relocate init ramdisk
1238  * @lmb: pointer to lmb handle, will be used for memory mgmt
1239  * @rd_data: ramdisk data start address
1240  * @rd_len: ramdisk data length
1241  * @initrd_start: pointer to a ulong variable, will hold final init ramdisk
1242  *      start address (after possible relocation)
1243  * @initrd_end: pointer to a ulong variable, will hold final init ramdisk
1244  *      end address (after possible relocation)
1245  *
1246  * boot_ramdisk_high() takes a relocation hint from "initrd_high" environment
1247  * variable and if requested ramdisk data is moved to a specified location.
1248  *
1249  * Initrd_start and initrd_end are set to final (after relocation) ramdisk
1250  * start/end addresses if ramdisk image start and len were provided,
1251  * otherwise set initrd_start and initrd_end set to zeros.
1252  *
1253  * returns:
1254  *      0 - success
1255  *     -1 - failure
1256  */
1257 int boot_ramdisk_high(struct lmb *lmb, ulong rd_data, ulong rd_len,
1258                   ulong *initrd_start, ulong *initrd_end)
1259 {
1260         char    *s;
1261         ulong   initrd_high;
1262         int     initrd_copy_to_ram = 1;
1263
1264         s = env_get("initrd_high");
1265         if (s) {
1266                 /* a value of "no" or a similar string will act like 0,
1267                  * turning the "load high" feature off. This is intentional.
1268                  */
1269                 initrd_high = simple_strtoul(s, NULL, 16);
1270                 if (initrd_high == ~0)
1271                         initrd_copy_to_ram = 0;
1272         } else {
1273                 initrd_high = env_get_bootm_mapsize() + env_get_bootm_low();
1274         }
1275
1276
1277         debug("## initrd_high = 0x%08lx, copy_to_ram = %d\n",
1278                         initrd_high, initrd_copy_to_ram);
1279
1280         if (rd_data) {
1281                 if (!initrd_copy_to_ram) {      /* zero-copy ramdisk support */
1282                         debug("   in-place initrd\n");
1283                         *initrd_start = rd_data;
1284                         *initrd_end = rd_data + rd_len;
1285                         lmb_reserve(lmb, rd_data, rd_len);
1286                 } else {
1287                         if (initrd_high)
1288                                 *initrd_start = (ulong)lmb_alloc_base(lmb,
1289                                                 rd_len, 0x1000, initrd_high);
1290                         else
1291                                 *initrd_start = (ulong)lmb_alloc(lmb, rd_len,
1292                                                                  0x1000);
1293
1294                         if (*initrd_start == 0) {
1295                                 puts("ramdisk - allocation error\n");
1296                                 goto error;
1297                         }
1298                         bootstage_mark(BOOTSTAGE_ID_COPY_RAMDISK);
1299
1300                         *initrd_end = *initrd_start + rd_len;
1301                         printf("   Loading Ramdisk to %08lx, end %08lx ... ",
1302                                         *initrd_start, *initrd_end);
1303
1304                         memmove_wd((void *)*initrd_start,
1305                                         (void *)rd_data, rd_len, CHUNKSZ);
1306
1307 #ifdef CONFIG_MP
1308                         /*
1309                          * Ensure the image is flushed to memory to handle
1310                          * AMP boot scenarios in which we might not be
1311                          * HW cache coherent
1312                          */
1313                         flush_cache((unsigned long)*initrd_start,
1314                                     ALIGN(rd_len, ARCH_DMA_MINALIGN));
1315 #endif
1316                         puts("OK\n");
1317                 }
1318         } else {
1319                 *initrd_start = 0;
1320                 *initrd_end = 0;
1321         }
1322         debug("   ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n",
1323                         *initrd_start, *initrd_end);
1324
1325         return 0;
1326
1327 error:
1328         return -1;
1329 }
1330 #endif /* CONFIG_SYS_BOOT_RAMDISK_HIGH */
1331
1332 int boot_get_setup(bootm_headers_t *images, uint8_t arch,
1333                    ulong *setup_start, ulong *setup_len)
1334 {
1335 #if IMAGE_ENABLE_FIT
1336         return boot_get_setup_fit(images, arch, setup_start, setup_len);
1337 #else
1338         return -ENOENT;
1339 #endif
1340 }
1341
1342 #if IMAGE_ENABLE_FIT
1343 #if defined(CONFIG_FPGA)
1344 int boot_get_fpga(int argc, char * const argv[], bootm_headers_t *images,
1345                   uint8_t arch, const ulong *ld_start, ulong * const ld_len)
1346 {
1347         ulong tmp_img_addr, img_data, img_len;
1348         void *buf;
1349         int conf_noffset;
1350         int fit_img_result;
1351         const char *uname, *name;
1352         int err;
1353         int devnum = 0; /* TODO support multi fpga platforms */
1354
1355         /* Check to see if the images struct has a FIT configuration */
1356         if (!genimg_has_config(images)) {
1357                 debug("## FIT configuration was not specified\n");
1358                 return 0;
1359         }
1360
1361         /*
1362          * Obtain the os FIT header from the images struct
1363          */
1364         tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
1365         buf = map_sysmem(tmp_img_addr, 0);
1366         /*
1367          * Check image type. For FIT images get FIT node
1368          * and attempt to locate a generic binary.
1369          */
1370         switch (genimg_get_format(buf)) {
1371         case IMAGE_FORMAT_FIT:
1372                 conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg);
1373
1374                 uname = fdt_stringlist_get(buf, conf_noffset, FIT_FPGA_PROP, 0,
1375                                            NULL);
1376                 if (!uname) {
1377                         debug("## FPGA image is not specified\n");
1378                         return 0;
1379                 }
1380                 fit_img_result = fit_image_load(images,
1381                                                 tmp_img_addr,
1382                                                 (const char **)&uname,
1383                                                 &(images->fit_uname_cfg),
1384                                                 arch,
1385                                                 IH_TYPE_FPGA,
1386                                                 BOOTSTAGE_ID_FPGA_INIT,
1387                                                 FIT_LOAD_OPTIONAL_NON_ZERO,
1388                                                 &img_data, &img_len);
1389
1390                 debug("FPGA image (%s) loaded to 0x%lx/size 0x%lx\n",
1391                       uname, img_data, img_len);
1392
1393                 if (fit_img_result < 0) {
1394                         /* Something went wrong! */
1395                         return fit_img_result;
1396                 }
1397
1398                 if (!fpga_is_partial_data(devnum, img_len)) {
1399                         name = "full";
1400                         err = fpga_loadbitstream(devnum, (char *)img_data,
1401                                                  img_len, BIT_FULL);
1402                         if (err)
1403                                 err = fpga_load(devnum, (const void *)img_data,
1404                                                 img_len, BIT_FULL);
1405                 } else {
1406                         name = "partial";
1407                         err = fpga_loadbitstream(devnum, (char *)img_data,
1408                                                  img_len, BIT_PARTIAL);
1409                         if (err)
1410                                 err = fpga_load(devnum, (const void *)img_data,
1411                                                 img_len, BIT_PARTIAL);
1412                 }
1413
1414                 if (err)
1415                         return err;
1416
1417                 printf("   Programming %s bitstream... OK\n", name);
1418                 break;
1419         default:
1420                 printf("The given image format is not supported (corrupt?)\n");
1421                 return 1;
1422         }
1423
1424         return 0;
1425 }
1426 #endif
1427
1428 static void fit_loadable_process(uint8_t img_type,
1429                                  ulong img_data,
1430                                  ulong img_len)
1431 {
1432         int i;
1433         const unsigned int count =
1434                         ll_entry_count(struct fit_loadable_tbl, fit_loadable);
1435         struct fit_loadable_tbl *fit_loadable_handler =
1436                         ll_entry_start(struct fit_loadable_tbl, fit_loadable);
1437         /* For each loadable handler */
1438         for (i = 0; i < count; i++, fit_loadable_handler++)
1439                 /* matching this type */
1440                 if (fit_loadable_handler->type == img_type)
1441                         /* call that handler with this image data */
1442                         fit_loadable_handler->handler(img_data, img_len);
1443 }
1444
1445 int boot_get_loadable(int argc, char * const argv[], bootm_headers_t *images,
1446                 uint8_t arch, const ulong *ld_start, ulong * const ld_len)
1447 {
1448         /*
1449          * These variables are used to hold the current image location
1450          * in system memory.
1451          */
1452         ulong tmp_img_addr;
1453         /*
1454          * These two variables are requirements for fit_image_load, but
1455          * their values are not used
1456          */
1457         ulong img_data, img_len;
1458         void *buf;
1459         int loadables_index;
1460         int conf_noffset;
1461         int fit_img_result;
1462         const char *uname;
1463         uint8_t img_type;
1464
1465         /* Check to see if the images struct has a FIT configuration */
1466         if (!genimg_has_config(images)) {
1467                 debug("## FIT configuration was not specified\n");
1468                 return 0;
1469         }
1470
1471         /*
1472          * Obtain the os FIT header from the images struct
1473          */
1474         tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
1475         buf = map_sysmem(tmp_img_addr, 0);
1476         /*
1477          * Check image type. For FIT images get FIT node
1478          * and attempt to locate a generic binary.
1479          */
1480         switch (genimg_get_format(buf)) {
1481         case IMAGE_FORMAT_FIT:
1482                 conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg);
1483
1484                 for (loadables_index = 0;
1485                      uname = fdt_stringlist_get(buf, conf_noffset,
1486                                         FIT_LOADABLE_PROP, loadables_index,
1487                                         NULL), uname;
1488                      loadables_index++)
1489                 {
1490                         fit_img_result = fit_image_load(images,
1491                                 tmp_img_addr,
1492                                 &uname,
1493                                 &(images->fit_uname_cfg), arch,
1494                                 IH_TYPE_LOADABLE,
1495                                 BOOTSTAGE_ID_FIT_LOADABLE_START,
1496                                 FIT_LOAD_OPTIONAL_NON_ZERO,
1497                                 &img_data, &img_len);
1498                         if (fit_img_result < 0) {
1499                                 /* Something went wrong! */
1500                                 return fit_img_result;
1501                         }
1502
1503                         fit_img_result = fit_image_get_node(buf, uname);
1504                         if (fit_img_result < 0) {
1505                                 /* Something went wrong! */
1506                                 return fit_img_result;
1507                         }
1508                         fit_img_result = fit_image_get_type(buf,
1509                                                             fit_img_result,
1510                                                             &img_type);
1511                         if (fit_img_result < 0) {
1512                                 /* Something went wrong! */
1513                                 return fit_img_result;
1514                         }
1515
1516                         fit_loadable_process(img_type, img_data, img_len);
1517                 }
1518                 break;
1519         default:
1520                 printf("The given image format is not supported (corrupt?)\n");
1521                 return 1;
1522         }
1523
1524         return 0;
1525 }
1526 #endif
1527
1528 #ifdef CONFIG_SYS_BOOT_GET_CMDLINE
1529 /**
1530  * boot_get_cmdline - allocate and initialize kernel cmdline
1531  * @lmb: pointer to lmb handle, will be used for memory mgmt
1532  * @cmd_start: pointer to a ulong variable, will hold cmdline start
1533  * @cmd_end: pointer to a ulong variable, will hold cmdline end
1534  *
1535  * boot_get_cmdline() allocates space for kernel command line below
1536  * BOOTMAPSZ + env_get_bootm_low() address. If "bootargs" U-Boot environment
1537  * variable is present its contents is copied to allocated kernel
1538  * command line.
1539  *
1540  * returns:
1541  *      0 - success
1542  *     -1 - failure
1543  */
1544 int boot_get_cmdline(struct lmb *lmb, ulong *cmd_start, ulong *cmd_end)
1545 {
1546         char *cmdline;
1547         char *s;
1548
1549         cmdline = (char *)(ulong)lmb_alloc_base(lmb, CONFIG_SYS_BARGSIZE, 0xf,
1550                                 env_get_bootm_mapsize() + env_get_bootm_low());
1551
1552         if (cmdline == NULL)
1553                 return -1;
1554
1555         s = env_get("bootargs");
1556         if (!s)
1557                 s = "";
1558
1559         strcpy(cmdline, s);
1560
1561         *cmd_start = (ulong) & cmdline[0];
1562         *cmd_end = *cmd_start + strlen(cmdline);
1563
1564         debug("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end);
1565
1566         return 0;
1567 }
1568 #endif /* CONFIG_SYS_BOOT_GET_CMDLINE */
1569
1570 #ifdef CONFIG_SYS_BOOT_GET_KBD
1571 /**
1572  * boot_get_kbd - allocate and initialize kernel copy of board info
1573  * @lmb: pointer to lmb handle, will be used for memory mgmt
1574  * @kbd: double pointer to board info data
1575  *
1576  * boot_get_kbd() allocates space for kernel copy of board info data below
1577  * BOOTMAPSZ + env_get_bootm_low() address and kernel board info is initialized
1578  * with the current u-boot board info data.
1579  *
1580  * returns:
1581  *      0 - success
1582  *     -1 - failure
1583  */
1584 int boot_get_kbd(struct lmb *lmb, bd_t **kbd)
1585 {
1586         *kbd = (bd_t *)(ulong)lmb_alloc_base(lmb, sizeof(bd_t), 0xf,
1587                                 env_get_bootm_mapsize() + env_get_bootm_low());
1588         if (*kbd == NULL)
1589                 return -1;
1590
1591         **kbd = *(gd->bd);
1592
1593         debug("## kernel board info at 0x%08lx\n", (ulong)*kbd);
1594
1595 #if defined(DEBUG) && defined(CONFIG_CMD_BDI)
1596         do_bdinfo(NULL, 0, 0, NULL);
1597 #endif
1598
1599         return 0;
1600 }
1601 #endif /* CONFIG_SYS_BOOT_GET_KBD */
1602
1603 #ifdef CONFIG_LMB
1604 int image_setup_linux(bootm_headers_t *images)
1605 {
1606         ulong of_size = images->ft_len;
1607         char **of_flat_tree = &images->ft_addr;
1608         struct lmb *lmb = &images->lmb;
1609         int ret;
1610
1611         if (IMAGE_ENABLE_OF_LIBFDT)
1612                 boot_fdt_add_mem_rsv_regions(lmb, *of_flat_tree);
1613
1614         if (IMAGE_BOOT_GET_CMDLINE) {
1615                 ret = boot_get_cmdline(lmb, &images->cmdline_start,
1616                                 &images->cmdline_end);
1617                 if (ret) {
1618                         puts("ERROR with allocation of cmdline\n");
1619                         return ret;
1620                 }
1621         }
1622
1623         if (IMAGE_ENABLE_OF_LIBFDT) {
1624                 ret = boot_relocate_fdt(lmb, of_flat_tree, &of_size);
1625                 if (ret)
1626                         return ret;
1627         }
1628
1629         if (IMAGE_ENABLE_OF_LIBFDT && of_size) {
1630                 ret = image_setup_libfdt(images, *of_flat_tree, of_size, lmb);
1631                 if (ret)
1632                         return ret;
1633         }
1634
1635         return 0;
1636 }
1637 #endif /* CONFIG_LMB */
1638 #endif /* !USE_HOSTCC */