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