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 <bootstage.h>
  12 #include <cpu_func.h>
  13 #include <env.h>
  14 #include <lmb.h>
  15 #include <log.h>
  16 #include <malloc.h>
  17 #include <asm/cache.h>
  18 #include <u-boot/crc.h>
  19 #include <watchdog.h>
  20
  21 #ifdef CONFIG_SHOW_BOOT_PROGRESS
  22 #include <status_led.h>
  23 #endif
  24
  25 #include <rtc.h>
  26
  27 #include <gzip.h>
  28 #include <image.h>
  29 #include <lz4.h>
  30 #include <mapmem.h>
  31
  32 #if IMAGE_ENABLE_FIT || IMAGE_ENABLE_OF_LIBFDT
  33 #include <linux/libfdt.h>
  34 #include <fdt_support.h>
  35 #include <fpga.h>
  36 #include <xilinx.h>
  37 #endif
  38
  39 #include <asm/global_data.h>
  40 #include <u-boot/md5.h>
  41 #include <u-boot/sha1.h>
  42 #include <linux/errno.h>
  43 #include <asm/io.h>
  44
  45 #include <bzlib.h>
  46 #include <linux/lzo.h>
  47 #include <lzma/LzmaTypes.h>
  48 #include <lzma/LzmaDec.h>
  49 #include <lzma/LzmaTools.h>
  50 #include <linux/zstd.h>
  51
  52 #ifdef CONFIG_CMD_BDI
  53 extern int do_bdinfo(struct cmd_tbl *cmdtp, int flag, int argc,
  54                      char *const argv[]);
  55 #endif
  56
  57 DECLARE_GLOBAL_DATA_PTR;
  58
  59 #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
  60 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
  61                                                 int verify);
  62 #endif
  63 #else
  64 #include "mkimage.h"
  65 #include <u-boot/md5.h>
  66 #include <time.h>
  67 #include <image.h>
  68
  69 #ifndef __maybe_unused
  70 # define __maybe_unused         /* unimplemented */
  71 #endif
  72 #endif /* !USE_HOSTCC*/
  73
  74 #include <u-boot/crc.h>
  75 #include <imximage.h>
  76
  77 #ifndef CONFIG_SYS_BARGSIZE
  78 #define CONFIG_SYS_BARGSIZE 512
  79 #endif
  80
  81 static const table_entry_t uimage_arch[] = {
  82         {       IH_ARCH_INVALID,        "invalid",      "Invalid ARCH", },
  83         {       IH_ARCH_ALPHA,          "alpha",        "Alpha",        },
  84         {       IH_ARCH_ARM,            "arm",          "ARM",          },
  85         {       IH_ARCH_I386,           "x86",          "Intel x86",    },
  86         {       IH_ARCH_IA64,           "ia64",         "IA64",         },
  87         {       IH_ARCH_M68K,           "m68k",         "M68K",         },
  88         {       IH_ARCH_MICROBLAZE,     "microblaze",   "MicroBlaze",   },
  89         {       IH_ARCH_MIPS,           "mips",         "MIPS",         },
  90         {       IH_ARCH_MIPS64,         "mips64",       "MIPS 64 Bit",  },
  91         {       IH_ARCH_NIOS2,          "nios2",        "NIOS II",      },
  92         {       IH_ARCH_PPC,            "powerpc",      "PowerPC",      },
  93         {       IH_ARCH_PPC,            "ppc",          "PowerPC",      },
  94         {       IH_ARCH_S390,           "s390",         "IBM S390",     },
  95         {       IH_ARCH_SH,             "sh",           "SuperH",       },
  96         {       IH_ARCH_SPARC,          "sparc",        "SPARC",        },
  97         {       IH_ARCH_SPARC64,        "sparc64",      "SPARC 64 Bit", },
  98         {       IH_ARCH_BLACKFIN,       "blackfin",     "Blackfin",     },
  99         {       IH_ARCH_AVR32,          "avr32",        "AVR32",        },
 100         {       IH_ARCH_NDS32,          "nds32",        "NDS32",        },
 101         {       IH_ARCH_OPENRISC,       "or1k",         "OpenRISC 1000",},
 102         {       IH_ARCH_SANDBOX,        "sandbox",      "Sandbox",      },
 103         {       IH_ARCH_ARM64,          "arm64",        "AArch64",      },
 104         {       IH_ARCH_ARC,            "arc",          "ARC",          },
 105         {       IH_ARCH_X86_64,         "x86_64",       "AMD x86_64",   },
 106         {       IH_ARCH_XTENSA,         "xtensa",       "Xtensa",       },
 107         {       IH_ARCH_RISCV,          "riscv",        "RISC-V",       },
 108         {       -1,                     "",             "",             },
 109 };
 110
 111 static const table_entry_t uimage_os[] = {
 112         {       IH_OS_INVALID,  "invalid",      "Invalid OS",           },
 113         {       IH_OS_ARM_TRUSTED_FIRMWARE, "arm-trusted-firmware", "ARM Trusted Firmware"  },
 114         {       IH_OS_LINUX,    "linux",        "Linux",                },
 115 #if defined(CONFIG_LYNXKDI) || defined(USE_HOSTCC)
 116         {       IH_OS_LYNXOS,   "lynxos",       "LynxOS",               },
 117 #endif
 118         {       IH_OS_NETBSD,   "netbsd",       "NetBSD",               },
 119         {       IH_OS_OSE,      "ose",          "Enea OSE",             },
 120         {       IH_OS_PLAN9,    "plan9",        "Plan 9",               },
 121         {       IH_OS_RTEMS,    "rtems",        "RTEMS",                },
 122         {       IH_OS_TEE,      "tee",          "Trusted Execution Environment" },
 123         {       IH_OS_U_BOOT,   "u-boot",       "U-Boot",               },
 124         {       IH_OS_VXWORKS,  "vxworks",      "VxWorks",              },
 125 #if defined(CONFIG_CMD_ELF) || defined(USE_HOSTCC)
 126         {       IH_OS_QNX,      "qnx",          "QNX",                  },
 127 #endif
 128 #if defined(CONFIG_INTEGRITY) || defined(USE_HOSTCC)
 129         {       IH_OS_INTEGRITY,"integrity",    "INTEGRITY",            },
 130 #endif
 131 #ifdef USE_HOSTCC
 132         {       IH_OS_4_4BSD,   "4_4bsd",       "4_4BSD",               },
 133         {       IH_OS_DELL,     "dell",         "Dell",                 },
 134         {       IH_OS_ESIX,     "esix",         "Esix",                 },
 135         {       IH_OS_FREEBSD,  "freebsd",      "FreeBSD",              },
 136         {       IH_OS_IRIX,     "irix",         "Irix",                 },
 137         {       IH_OS_NCR,      "ncr",          "NCR",                  },
 138         {       IH_OS_OPENBSD,  "openbsd",      "OpenBSD",              },
 139         {       IH_OS_PSOS,     "psos",         "pSOS",                 },
 140         {       IH_OS_SCO,      "sco",          "SCO",                  },
 141         {       IH_OS_SOLARIS,  "solaris",      "Solaris",              },
 142         {       IH_OS_SVR4,     "svr4",         "SVR4",                 },
 143 #endif
 144 #if defined(CONFIG_BOOTM_OPENRTOS) || defined(USE_HOSTCC)
 145         {       IH_OS_OPENRTOS, "openrtos",     "OpenRTOS",             },
 146 #endif
 147         {       IH_OS_OPENSBI,  "opensbi",      "RISC-V OpenSBI",       },
 148         {       IH_OS_EFI,      "efi",          "EFI Firmware" },
 149
 150         {       -1,             "",             "",                     },
 151 };
 152
 153 static const table_entry_t uimage_type[] = {
 154         {       IH_TYPE_AISIMAGE,   "aisimage",   "Davinci AIS image",},
 155         {       IH_TYPE_FILESYSTEM, "filesystem", "Filesystem Image",   },
 156         {       IH_TYPE_FIRMWARE,   "firmware",   "Firmware",           },
 157         {       IH_TYPE_FLATDT,     "flat_dt",    "Flat Device Tree",   },
 158         {       IH_TYPE_GPIMAGE,    "gpimage",    "TI Keystone SPL Image",},
 159         {       IH_TYPE_KERNEL,     "kernel",     "Kernel Image",       },
 160         {       IH_TYPE_KERNEL_NOLOAD, "kernel_noload",  "Kernel Image (no loading done)", },
 161         {       IH_TYPE_KWBIMAGE,   "kwbimage",   "Kirkwood Boot Image",},
 162         {       IH_TYPE_IMXIMAGE,   "imximage",   "Freescale i.MX Boot Image",},
 163         {       IH_TYPE_IMX8IMAGE,  "imx8image",  "NXP i.MX8 Boot Image",},
 164         {       IH_TYPE_IMX8MIMAGE, "imx8mimage", "NXP i.MX8M Boot Image",},
 165         {       IH_TYPE_INVALID,    "invalid",    "Invalid Image",      },
 166         {       IH_TYPE_MULTI,      "multi",      "Multi-File Image",   },
 167         {       IH_TYPE_OMAPIMAGE,  "omapimage",  "TI OMAP SPL With GP CH",},
 168         {       IH_TYPE_PBLIMAGE,   "pblimage",   "Freescale PBL Boot Image",},
 169         {       IH_TYPE_RAMDISK,    "ramdisk",    "RAMDisk Image",      },
 170         {       IH_TYPE_SCRIPT,     "script",     "Script",             },
 171         {       IH_TYPE_SOCFPGAIMAGE, "socfpgaimage", "Altera SoCFPGA CV/AV preloader",},
 172         {       IH_TYPE_SOCFPGAIMAGE_V1, "socfpgaimage_v1", "Altera SoCFPGA A10 preloader",},
 173         {       IH_TYPE_STANDALONE, "standalone", "Standalone Program", },
 174         {       IH_TYPE_UBLIMAGE,   "ublimage",   "Davinci UBL image",},
 175         {       IH_TYPE_MXSIMAGE,   "mxsimage",   "Freescale MXS Boot Image",},
 176         {       IH_TYPE_ATMELIMAGE, "atmelimage", "ATMEL ROM-Boot Image",},
 177         {       IH_TYPE_X86_SETUP,  "x86_setup",  "x86 setup.bin",    },
 178         {       IH_TYPE_LPC32XXIMAGE, "lpc32xximage",  "LPC32XX Boot Image", },
 179         {       IH_TYPE_RKIMAGE,    "rkimage",    "Rockchip Boot Image" },
 180         {       IH_TYPE_RKSD,       "rksd",       "Rockchip SD Boot Image" },
 181         {       IH_TYPE_RKSPI,      "rkspi",      "Rockchip SPI Boot Image" },
 182         {       IH_TYPE_VYBRIDIMAGE, "vybridimage",  "Vybrid Boot Image", },
 183         {       IH_TYPE_ZYNQIMAGE,  "zynqimage",  "Xilinx Zynq Boot Image" },
 184         {       IH_TYPE_ZYNQMPIMAGE, "zynqmpimage", "Xilinx ZynqMP Boot Image" },
 185         {       IH_TYPE_ZYNQMPBIF,  "zynqmpbif",  "Xilinx ZynqMP Boot Image (bif)" },
 186         {       IH_TYPE_FPGA,       "fpga",       "FPGA Image" },
 187         {       IH_TYPE_TEE,        "tee",        "Trusted Execution Environment Image",},
 188         {       IH_TYPE_FIRMWARE_IVT, "firmware_ivt", "Firmware with HABv4 IVT" },
 189         {       IH_TYPE_PMMC,        "pmmc",        "TI Power Management Micro-Controller Firmware",},
 190         {       IH_TYPE_STM32IMAGE, "stm32image", "STMicroelectronics STM32 Image" },
 191         {       IH_TYPE_MTKIMAGE,   "mtk_image",   "MediaTek BootROM loadable Image" },
 192         {       IH_TYPE_COPRO, "copro", "Coprocessor Image"},
 193         {       IH_TYPE_SUNXI_EGON, "sunxi_egon",  "Allwinner eGON Boot Image" },
 194         {       -1,                 "",           "",                   },
 195 };
 196
 197 static const table_entry_t uimage_comp[] = {
 198         {       IH_COMP_NONE,   "none",         "uncompressed",         },
 199         {       IH_COMP_BZIP2,  "bzip2",        "bzip2 compressed",     },
 200         {       IH_COMP_GZIP,   "gzip",         "gzip compressed",      },
 201         {       IH_COMP_LZMA,   "lzma",         "lzma compressed",      },
 202         {       IH_COMP_LZO,    "lzo",          "lzo compressed",       },
 203         {       IH_COMP_LZ4,    "lz4",          "lz4 compressed",       },
 204         {       IH_COMP_ZSTD,   "zstd",         "zstd compressed",      },
 205         {       -1,             "",             "",                     },
 206 };
 207
 208 struct table_info {
 209         const char *desc;
 210         int count;
 211         const table_entry_t *table;
 212 };
 213
 214 static const struct comp_magic_map image_comp[] = {
 215         {       IH_COMP_BZIP2,  "bzip2",        {0x42, 0x5a},},
 216         {       IH_COMP_GZIP,   "gzip",         {0x1f, 0x8b},},
 217         {       IH_COMP_LZMA,   "lzma",         {0x5d, 0x00},},
 218         {       IH_COMP_LZO,    "lzo",          {0x89, 0x4c},},
 219         {       IH_COMP_NONE,   "none",         {},     },
 220 };
 221
 222 static const struct table_info table_info[IH_COUNT] = {
 223         { "architecture", IH_ARCH_COUNT, uimage_arch },
 224         { "compression", IH_COMP_COUNT, uimage_comp },
 225         { "operating system", IH_OS_COUNT, uimage_os },
 226         { "image type", IH_TYPE_COUNT, uimage_type },
 227 };
 228
 229 /*****************************************************************************/
 230 /* Legacy format routines */
 231 /*****************************************************************************/
 232 int image_check_hcrc(const image_header_t *hdr)
 233 {
 234         ulong hcrc;
 235         ulong len = image_get_header_size();
 236         image_header_t header;
 237
 238         /* Copy header so we can blank CRC field for re-calculation */
 239         memmove(&header, (char *)hdr, image_get_header_size());
 240         image_set_hcrc(&header, 0);
 241
 242         hcrc = crc32(0, (unsigned char *)&header, len);
 243
 244         return (hcrc == image_get_hcrc(hdr));
 245 }
 246
 247 int image_check_dcrc(const image_header_t *hdr)
 248 {
 249         ulong data = image_get_data(hdr);
 250         ulong len = image_get_data_size(hdr);
 251         ulong dcrc = crc32_wd(0, (unsigned char *)data, len, CHUNKSZ_CRC32);
 252
 253         return (dcrc == image_get_dcrc(hdr));
 254 }
 255
 256 /**
 257  * image_multi_count - get component (sub-image) count
 258  * @hdr: pointer to the header of the multi component image
 259  *
 260  * image_multi_count() returns number of components in a multi
 261  * component image.
 262  *
 263  * Note: no checking of the image type is done, caller must pass
 264  * a valid multi component image.
 265  *
 266  * returns:
 267  *     number of components
 268  */
 269 ulong image_multi_count(const image_header_t *hdr)
 270 {
 271         ulong i, count = 0;
 272         uint32_t *size;
 273
 274         /* get start of the image payload, which in case of multi
 275          * component images that points to a table of component sizes */
 276         size = (uint32_t *)image_get_data(hdr);
 277
 278         /* count non empty slots */
 279         for (i = 0; size[i]; ++i)
 280                 count++;
 281
 282         return count;
 283 }
 284
 285 /**
 286  * image_multi_getimg - get component data address and size
 287  * @hdr: pointer to the header of the multi component image
 288  * @idx: index of the requested component
 289  * @data: pointer to a ulong variable, will hold component data address
 290  * @len: pointer to a ulong variable, will hold component size
 291  *
 292  * image_multi_getimg() returns size and data address for the requested
 293  * component in a multi component image.
 294  *
 295  * Note: no checking of the image type is done, caller must pass
 296  * a valid multi component image.
 297  *
 298  * returns:
 299  *     data address and size of the component, if idx is valid
 300  *     0 in data and len, if idx is out of range
 301  */
 302 void image_multi_getimg(const image_header_t *hdr, ulong idx,
 303                         ulong *data, ulong *len)
 304 {
 305         int i;
 306         uint32_t *size;
 307         ulong offset, count, img_data;
 308
 309         /* get number of component */
 310         count = image_multi_count(hdr);
 311
 312         /* get start of the image payload, which in case of multi
 313          * component images that points to a table of component sizes */
 314         size = (uint32_t *)image_get_data(hdr);
 315
 316         /* get address of the proper component data start, which means
 317          * skipping sizes table (add 1 for last, null entry) */
 318         img_data = image_get_data(hdr) + (count + 1) * sizeof(uint32_t);
 319
 320         if (idx < count) {
 321                 *len = uimage_to_cpu(size[idx]);
 322                 offset = 0;
 323
 324                 /* go over all indices preceding requested component idx */
 325                 for (i = 0; i < idx; i++) {
 326                         /* add up i-th component size, rounding up to 4 bytes */
 327                         offset += (uimage_to_cpu(size[i]) + 3) & ~3 ;
 328                 }
 329
 330                 /* calculate idx-th component data address */
 331                 *data = img_data + offset;
 332         } else {
 333                 *len = 0;
 334                 *data = 0;
 335         }
 336 }
 337
 338 static void image_print_type(const image_header_t *hdr)
 339 {
 340         const char __maybe_unused *os, *arch, *type, *comp;
 341
 342         os = genimg_get_os_name(image_get_os(hdr));
 343         arch = genimg_get_arch_name(image_get_arch(hdr));
 344         type = genimg_get_type_name(image_get_type(hdr));
 345         comp = genimg_get_comp_name(image_get_comp(hdr));
 346
 347         printf("%s %s %s (%s)\n", arch, os, type, comp);
 348 }
 349
 350 /**
 351  * image_print_contents - prints out the contents of the legacy format image
 352  * @ptr: pointer to the legacy format image header
 353  * @p: pointer to prefix string
 354  *
 355  * image_print_contents() formats a multi line legacy image contents description.
 356  * The routine prints out all header fields followed by the size/offset data
 357  * for MULTI/SCRIPT images.
 358  *
 359  * returns:
 360  *     no returned results
 361  */
 362 void image_print_contents(const void *ptr)
 363 {
 364         const image_header_t *hdr = (const image_header_t *)ptr;
 365         const char __maybe_unused *p;
 366
 367         p = IMAGE_INDENT_STRING;
 368         printf("%sImage Name:   %.*s\n", p, IH_NMLEN, image_get_name(hdr));
 369         if (IMAGE_ENABLE_TIMESTAMP) {
 370                 printf("%sCreated:      ", p);
 371                 genimg_print_time((time_t)image_get_time(hdr));
 372         }
 373         printf("%sImage Type:   ", p);
 374         image_print_type(hdr);
 375         printf("%sData Size:    ", p);
 376         genimg_print_size(image_get_data_size(hdr));
 377         printf("%sLoad Address: %08x\n", p, image_get_load(hdr));
 378         printf("%sEntry Point:  %08x\n", p, image_get_ep(hdr));
 379
 380         if (image_check_type(hdr, IH_TYPE_MULTI) ||
 381                         image_check_type(hdr, IH_TYPE_SCRIPT)) {
 382                 int i;
 383                 ulong data, len;
 384                 ulong count = image_multi_count(hdr);
 385
 386                 printf("%sContents:\n", p);
 387                 for (i = 0; i < count; i++) {
 388                         image_multi_getimg(hdr, i, &data, &len);
 389
 390                         printf("%s   Image %d: ", p, i);
 391                         genimg_print_size(len);
 392
 393                         if (image_check_type(hdr, IH_TYPE_SCRIPT) && i > 0) {
 394                                 /*
 395                                  * the user may need to know offsets
 396                                  * if planning to do something with
 397                                  * multiple files
 398                                  */
 399                                 printf("%s    Offset = 0x%08lx\n", p, data);
 400                         }
 401                 }
 402         } else if (image_check_type(hdr, IH_TYPE_FIRMWARE_IVT)) {
 403                 printf("HAB Blocks:   0x%08x   0x0000   0x%08x\n",
 404                         image_get_load(hdr) - image_get_header_size(),
 405                         (int)(image_get_size(hdr) + image_get_header_size()
 406                         + sizeof(flash_header_v2_t) - 0x2060));
 407         }
 408 }
 409
 410 /**
 411  * print_decomp_msg() - Print a suitable decompression/loading message
 412  *
 413  * @type:       OS type (IH_OS_...)
 414  * @comp_type:  Compression type being used (IH_COMP_...)
 415  * @is_xip:     true if the load address matches the image start
 416  */
 417 static void print_decomp_msg(int comp_type, int type, bool is_xip)
 418 {
 419         const char *name = genimg_get_type_name(type);
 420
 421         if (comp_type == IH_COMP_NONE)
 422                 printf("   %s %s\n", is_xip ? "XIP" : "Loading", name);
 423         else
 424                 printf("   Uncompressing %s\n", name);
 425 }
 426
 427 int image_decomp_type(const unsigned char *buf, ulong len)
 428 {
 429         const struct comp_magic_map *cmagic = image_comp;
 430
 431         if (len < 2)
 432                 return -EINVAL;
 433
 434         for (; cmagic->comp_id > 0; cmagic++) {
 435                 if (!memcmp(buf, cmagic->magic, 2))
 436                         break;
 437         }
 438
 439         return cmagic->comp_id;
 440 }
 441
 442 int image_decomp(int comp, ulong load, ulong image_start, int type,
 443                  void *load_buf, void *image_buf, ulong image_len,
 444                  uint unc_len, ulong *load_end)
 445 {
 446         int ret = 0;
 447
 448         *load_end = load;
 449         print_decomp_msg(comp, type, load == image_start);
 450
 451         /*
 452          * Load the image to the right place, decompressing if needed. After
 453          * this, image_len will be set to the number of uncompressed bytes
 454          * loaded, ret will be non-zero on error.
 455          */
 456         switch (comp) {
 457         case IH_COMP_NONE:
 458                 if (load == image_start)
 459                         break;
 460                 if (image_len <= unc_len)
 461                         memmove_wd(load_buf, image_buf, image_len, CHUNKSZ);
 462                 else
 463                         ret = -ENOSPC;
 464                 break;
 465 #ifndef USE_HOSTCC
 466 #if CONFIG_IS_ENABLED(GZIP)
 467         case IH_COMP_GZIP: {
 468                 ret = gunzip(load_buf, unc_len, image_buf, &image_len);
 469                 break;
 470         }
 471 #endif /* CONFIG_GZIP */
 472 #endif
 473 #ifndef USE_HOSTCC
 474 #if CONFIG_IS_ENABLED(BZIP2)
 475         case IH_COMP_BZIP2: {
 476                 uint size = unc_len;
 477
 478                 /*
 479                  * If we've got less than 4 MB of malloc() space,
 480                  * use slower decompression algorithm which requires
 481                  * at most 2300 KB of memory.
 482                  */
 483                 ret = BZ2_bzBuffToBuffDecompress(load_buf, &size,
 484                         image_buf, image_len,
 485                         CONFIG_SYS_MALLOC_LEN < (4096 * 1024), 0);
 486                 image_len = size;
 487                 break;
 488         }
 489 #endif /* CONFIG_BZIP2 */
 490 #endif
 491 #ifndef USE_HOSTCC
 492 #if CONFIG_IS_ENABLED(LZMA)
 493         case IH_COMP_LZMA: {
 494                 SizeT lzma_len = unc_len;
 495
 496                 ret = lzmaBuffToBuffDecompress(load_buf, &lzma_len,
 497                                                image_buf, image_len);
 498                 image_len = lzma_len;
 499                 break;
 500         }
 501 #endif /* CONFIG_LZMA */
 502 #endif
 503 #ifndef USE_HOSTCC
 504 #if CONFIG_IS_ENABLED(LZO)
 505         case IH_COMP_LZO: {
 506                 size_t size = unc_len;
 507
 508                 ret = lzop_decompress(image_buf, image_len, load_buf, &size);
 509                 image_len = size;
 510                 break;
 511         }
 512 #endif /* CONFIG_LZO */
 513 #endif
 514 #ifndef USE_HOSTCC
 515 #if CONFIG_IS_ENABLED(LZ4)
 516         case IH_COMP_LZ4: {
 517                 size_t size = unc_len;
 518
 519                 ret = ulz4fn(image_buf, image_len, load_buf, &size);
 520                 image_len = size;
 521                 break;
 522         }
 523 #endif /* CONFIG_LZ4 */
 524 #endif
 525 #ifndef USE_HOSTCC
 526 #if CONFIG_IS_ENABLED(ZSTD)
 527         case IH_COMP_ZSTD: {
 528                 size_t size = unc_len;
 529                 ZSTD_DStream *dstream;
 530                 ZSTD_inBuffer in_buf;
 531                 ZSTD_outBuffer out_buf;
 532                 void *workspace;
 533                 size_t wsize;
 534
 535                 wsize = ZSTD_DStreamWorkspaceBound(image_len);
 536                 workspace = malloc(wsize);
 537                 if (!workspace) {
 538                         debug("%s: cannot allocate workspace of size %zu\n", __func__,
 539                               wsize);
 540                         return -1;
 541                 }
 542
 543                 dstream = ZSTD_initDStream(image_len, workspace, wsize);
 544                 if (!dstream) {
 545                         printf("%s: ZSTD_initDStream failed\n", __func__);
 546                         return ZSTD_getErrorCode(ret);
 547                 }
 548
 549                 in_buf.src = image_buf;
 550                 in_buf.pos = 0;
 551                 in_buf.size = image_len;
 552
 553                 out_buf.dst = load_buf;
 554                 out_buf.pos = 0;
 555                 out_buf.size = size;
 556
 557                 while (1) {
 558                         size_t ret;
 559
 560                         ret = ZSTD_decompressStream(dstream, &out_buf, &in_buf);
 561                         if (ZSTD_isError(ret)) {
 562                                 printf("%s: ZSTD_decompressStream error %d\n", __func__,
 563                                        ZSTD_getErrorCode(ret));
 564                                 return ZSTD_getErrorCode(ret);
 565                         }
 566
 567                         if (in_buf.pos >= image_len || !ret)
 568                                 break;
 569                 }
 570
 571                 image_len = out_buf.pos;
 572
 573                 break;
 574         }
 575 #endif /* CONFIG_ZSTD */
 576 #endif
 577         default:
 578                 printf("Unimplemented compression type %d\n", comp);
 579                 return -ENOSYS;
 580         }
 581
 582         *load_end = load + image_len;
 583
 584         return ret;
 585 }
 586
 587
 588 #ifndef USE_HOSTCC
 589 #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
 590 /**
 591  * image_get_ramdisk - get and verify ramdisk image
 592  * @rd_addr: ramdisk image start address
 593  * @arch: expected ramdisk architecture
 594  * @verify: checksum verification flag
 595  *
 596  * image_get_ramdisk() returns a pointer to the verified ramdisk image
 597  * header. Routine receives image start address and expected architecture
 598  * flag. Verification done covers data and header integrity and os/type/arch
 599  * fields checking.
 600  *
 601  * returns:
 602  *     pointer to a ramdisk image header, if image was found and valid
 603  *     otherwise, return NULL
 604  */
 605 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
 606                                                 int verify)
 607 {
 608         const image_header_t *rd_hdr = (const image_header_t *)rd_addr;
 609
 610         if (!image_check_magic(rd_hdr)) {
 611                 puts("Bad Magic Number\n");
 612                 bootstage_error(BOOTSTAGE_ID_RD_MAGIC);
 613                 return NULL;
 614         }
 615
 616         if (!image_check_hcrc(rd_hdr)) {
 617                 puts("Bad Header Checksum\n");
 618                 bootstage_error(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
 619                 return NULL;
 620         }
 621
 622         bootstage_mark(BOOTSTAGE_ID_RD_MAGIC);
 623         image_print_contents(rd_hdr);
 624
 625         if (verify) {
 626                 puts("   Verifying Checksum ... ");
 627                 if (!image_check_dcrc(rd_hdr)) {
 628                         puts("Bad Data CRC\n");
 629                         bootstage_error(BOOTSTAGE_ID_RD_CHECKSUM);
 630                         return NULL;
 631                 }
 632                 puts("OK\n");
 633         }
 634
 635         bootstage_mark(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
 636
 637         if (!image_check_os(rd_hdr, IH_OS_LINUX) ||
 638             !image_check_arch(rd_hdr, arch) ||
 639             !image_check_type(rd_hdr, IH_TYPE_RAMDISK)) {
 640                 printf("No Linux %s Ramdisk Image\n",
 641                                 genimg_get_arch_name(arch));
 642                 bootstage_error(BOOTSTAGE_ID_RAMDISK);
 643                 return NULL;
 644         }
 645
 646         return rd_hdr;
 647 }
 648 #endif
 649 #endif /* !USE_HOSTCC */
 650
 651 /*****************************************************************************/
 652 /* Shared dual-format routines */
 653 /*****************************************************************************/
 654 #ifndef USE_HOSTCC
 655 ulong image_load_addr = CONFIG_SYS_LOAD_ADDR;   /* Default Load Address */
 656 ulong image_save_addr;                  /* Default Save Address */
 657 ulong image_save_size;                  /* Default Save Size (in bytes) */
 658
 659 static int on_loadaddr(const char *name, const char *value, enum env_op op,
 660         int flags)
 661 {
 662         switch (op) {
 663         case env_op_create:
 664         case env_op_overwrite:
 665                 image_load_addr = hextoul(value, NULL);
 666                 break;
 667         default:
 668                 break;
 669         }
 670
 671         return 0;
 672 }
 673 U_BOOT_ENV_CALLBACK(loadaddr, on_loadaddr);
 674
 675 ulong env_get_bootm_low(void)
 676 {
 677         char *s = env_get("bootm_low");
 678         if (s) {
 679                 ulong tmp = hextoul(s, NULL);
 680                 return tmp;
 681         }
 682
 683 #if defined(CONFIG_SYS_SDRAM_BASE)
 684         return CONFIG_SYS_SDRAM_BASE;
 685 #elif defined(CONFIG_ARM) || defined(CONFIG_MICROBLAZE)
 686         return gd->bd->bi_dram[0].start;
 687 #else
 688         return 0;
 689 #endif
 690 }
 691
 692 phys_size_t env_get_bootm_size(void)
 693 {
 694         phys_size_t tmp, size;
 695         phys_addr_t start;
 696         char *s = env_get("bootm_size");
 697         if (s) {
 698                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 699                 return tmp;
 700         }
 701
 702         start = gd->ram_base;
 703         size = gd->ram_size;
 704
 705         if (start + size > gd->ram_top)
 706                 size = gd->ram_top - start;
 707
 708         s = env_get("bootm_low");
 709         if (s)
 710                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 711         else
 712                 tmp = start;
 713
 714         return size - (tmp - start);
 715 }
 716
 717 phys_size_t env_get_bootm_mapsize(void)
 718 {
 719         phys_size_t tmp;
 720         char *s = env_get("bootm_mapsize");
 721         if (s) {
 722                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 723                 return tmp;
 724         }
 725
 726 #if defined(CONFIG_SYS_BOOTMAPSZ)
 727         return CONFIG_SYS_BOOTMAPSZ;
 728 #else
 729         return env_get_bootm_size();
 730 #endif
 731 }
 732
 733 void memmove_wd(void *to, void *from, size_t len, ulong chunksz)
 734 {
 735         if (to == from)
 736                 return;
 737
 738 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
 739         if (to > from) {
 740                 from += len;
 741                 to += len;
 742         }
 743         while (len > 0) {
 744                 size_t tail = (len > chunksz) ? chunksz : len;
 745                 WATCHDOG_RESET();
 746                 if (to > from) {
 747                         to -= tail;
 748                         from -= tail;
 749                 }
 750                 memmove(to, from, tail);
 751                 if (to < from) {
 752                         to += tail;
 753                         from += tail;
 754                 }
 755                 len -= tail;
 756         }
 757 #else   /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
 758         memmove(to, from, len);
 759 #endif  /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
 760 }
 761 #else   /* USE_HOSTCC */
 762 void memmove_wd(void *to, void *from, size_t len, ulong chunksz)
 763 {
 764         memmove(to, from, len);
 765 }
 766 #endif /* !USE_HOSTCC */
 767
 768 void genimg_print_size(uint32_t size)
 769 {
 770 #ifndef USE_HOSTCC
 771         printf("%d Bytes = ", size);
 772         print_size(size, "\n");
 773 #else
 774         printf("%d Bytes = %.2f KiB = %.2f MiB\n",
 775                         size, (double)size / 1.024e3,
 776                         (double)size / 1.048576e6);
 777 #endif
 778 }
 779
 780 #if IMAGE_ENABLE_TIMESTAMP
 781 void genimg_print_time(time_t timestamp)
 782 {
 783 #ifndef USE_HOSTCC
 784         struct rtc_time tm;
 785
 786         rtc_to_tm(timestamp, &tm);
 787         printf("%4d-%02d-%02d  %2d:%02d:%02d UTC\n",
 788                         tm.tm_year, tm.tm_mon, tm.tm_mday,
 789                         tm.tm_hour, tm.tm_min, tm.tm_sec);
 790 #else
 791         printf("%s", ctime(&timestamp));
 792 #endif
 793 }
 794 #endif
 795
 796 const table_entry_t *get_table_entry(const table_entry_t *table, int id)
 797 {
 798         for (; table->id >= 0; ++table) {
 799                 if (table->id == id)
 800                         return table;
 801         }
 802         return NULL;
 803 }
 804
 805 static const char *unknown_msg(enum ih_category category)
 806 {
 807         static const char unknown_str[] = "Unknown ";
 808         static char msg[30];
 809
 810         strcpy(msg, unknown_str);
 811         strncat(msg, table_info[category].desc,
 812                 sizeof(msg) - sizeof(unknown_str));
 813
 814         return msg;
 815 }
 816
 817 /**
 818  * genimg_get_cat_name - translate entry id to long name
 819  * @category: category to look up (enum ih_category)
 820  * @id: entry id to be translated
 821  *
 822  * This will scan the translation table trying to find the entry that matches
 823  * the given id.
 824  *
 825  * @return long entry name if translation succeeds; error string on failure
 826  */
 827 const char *genimg_get_cat_name(enum ih_category category, uint id)
 828 {
 829         const table_entry_t *entry;
 830
 831         entry = get_table_entry(table_info[category].table, id);
 832         if (!entry)
 833                 return unknown_msg(category);
 834 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 835         return entry->lname;
 836 #else
 837         return entry->lname + gd->reloc_off;
 838 #endif
 839 }
 840
 841 /**
 842  * genimg_get_cat_short_name - translate entry id to short name
 843  * @category: category to look up (enum ih_category)
 844  * @id: entry id to be translated
 845  *
 846  * This will scan the translation table trying to find the entry that matches
 847  * the given id.
 848  *
 849  * @return short entry name if translation succeeds; error string on failure
 850  */
 851 const char *genimg_get_cat_short_name(enum ih_category category, uint id)
 852 {
 853         const table_entry_t *entry;
 854
 855         entry = get_table_entry(table_info[category].table, id);
 856         if (!entry)
 857                 return unknown_msg(category);
 858 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 859         return entry->sname;
 860 #else
 861         return entry->sname + gd->reloc_off;
 862 #endif
 863 }
 864
 865 int genimg_get_cat_count(enum ih_category category)
 866 {
 867         return table_info[category].count;
 868 }
 869
 870 const char *genimg_get_cat_desc(enum ih_category category)
 871 {
 872         return table_info[category].desc;
 873 }
 874
 875 /**
 876  * genimg_cat_has_id - check whether category has entry id
 877  * @category: category to look up (enum ih_category)
 878  * @id: entry id to be checked
 879  *
 880  * This will scan the translation table trying to find the entry that matches
 881  * the given id.
 882  *
 883  * @return true if category has entry id; false if not
 884  */
 885 bool genimg_cat_has_id(enum ih_category category, uint id)
 886 {
 887         if (get_table_entry(table_info[category].table, id))
 888                 return true;
 889
 890         return false;
 891 }
 892
 893 /**
 894  * get_table_entry_name - translate entry id to long name
 895  * @table: pointer to a translation table for entries of a specific type
 896  * @msg: message to be returned when translation fails
 897  * @id: entry id to be translated
 898  *
 899  * get_table_entry_name() will go over translation table trying to find
 900  * entry that matches given id. If matching entry is found, its long
 901  * name is returned to the caller.
 902  *
 903  * returns:
 904  *     long entry name if translation succeeds
 905  *     msg otherwise
 906  */
 907 char *get_table_entry_name(const table_entry_t *table, char *msg, int id)
 908 {
 909         table = get_table_entry(table, id);
 910         if (!table)
 911                 return msg;
 912 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 913         return table->lname;
 914 #else
 915         return table->lname + gd->reloc_off;
 916 #endif
 917 }
 918
 919 const char *genimg_get_os_name(uint8_t os)
 920 {
 921         return (get_table_entry_name(uimage_os, "Unknown OS", os));
 922 }
 923
 924 const char *genimg_get_arch_name(uint8_t arch)
 925 {
 926         return (get_table_entry_name(uimage_arch, "Unknown Architecture",
 927                                         arch));
 928 }
 929
 930 const char *genimg_get_type_name(uint8_t type)
 931 {
 932         return (get_table_entry_name(uimage_type, "Unknown Image", type));
 933 }
 934
 935 const char *genimg_get_comp_name(uint8_t comp)
 936 {
 937         return (get_table_entry_name(uimage_comp, "Unknown Compression",
 938                                         comp));
 939 }
 940
 941 static const char *genimg_get_short_name(const table_entry_t *table, int val)
 942 {
 943         table = get_table_entry(table, val);
 944         if (!table)
 945                 return "unknown";
 946 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 947         return table->sname;
 948 #else
 949         return table->sname + gd->reloc_off;
 950 #endif
 951 }
 952
 953 const char *genimg_get_type_short_name(uint8_t type)
 954 {
 955         return genimg_get_short_name(uimage_type, type);
 956 }
 957
 958 const char *genimg_get_comp_short_name(uint8_t comp)
 959 {
 960         return genimg_get_short_name(uimage_comp, comp);
 961 }
 962
 963 const char *genimg_get_os_short_name(uint8_t os)
 964 {
 965         return genimg_get_short_name(uimage_os, os);
 966 }
 967
 968 const char *genimg_get_arch_short_name(uint8_t arch)
 969 {
 970         return genimg_get_short_name(uimage_arch, arch);
 971 }
 972
 973 /**
 974  * get_table_entry_id - translate short entry name to id
 975  * @table: pointer to a translation table for entries of a specific type
 976  * @table_name: to be used in case of error
 977  * @name: entry short name to be translated
 978  *
 979  * get_table_entry_id() will go over translation table trying to find
 980  * entry that matches given short name. If matching entry is found,
 981  * its id returned to the caller.
 982  *
 983  * returns:
 984  *     entry id if translation succeeds
 985  *     -1 otherwise
 986  */
 987 int get_table_entry_id(const table_entry_t *table,
 988                 const char *table_name, const char *name)
 989 {
 990         const table_entry_t *t;
 991
 992         for (t = table; t->id >= 0; ++t) {
 993 #ifdef CONFIG_NEEDS_MANUAL_RELOC
 994                 if (t->sname && strcasecmp(t->sname + gd->reloc_off, name) == 0)
 995 #else
 996                 if (t->sname && strcasecmp(t->sname, name) == 0)
 997 #endif
 998                         return (t->id);
 999         }
1000         debug("Invalid %s Type: %s\n", table_name, name);
1001
1002         return -1;
1003 }
1004
1005 int genimg_get_os_id(const char *name)
1006 {
1007         return (get_table_entry_id(uimage_os, "OS", name));
1008 }
1009
1010 int genimg_get_arch_id(const char *name)
1011 {
1012         return (get_table_entry_id(uimage_arch, "CPU", name));
1013 }
1014
1015 int genimg_get_type_id(const char *name)
1016 {
1017         return (get_table_entry_id(uimage_type, "Image", name));
1018 }
1019
1020 int genimg_get_comp_id(const char *name)
1021 {
1022         return (get_table_entry_id(uimage_comp, "Compression", name));
1023 }
1024
1025 #ifndef USE_HOSTCC
1026 /**
1027  * genimg_get_kernel_addr_fit - get the real kernel address and return 2
1028  *                              FIT strings
1029  * @img_addr: a string might contain real image address
1030  * @fit_uname_config: double pointer to a char, will hold pointer to a
1031  *                    configuration unit name
1032  * @fit_uname_kernel: double pointer to a char, will hold pointer to a subimage
1033  *                    name
1034  *
1035  * genimg_get_kernel_addr_fit get the real kernel start address from a string
1036  * which is normally the first argv of bootm/bootz
1037  *
1038  * returns:
1039  *     kernel start address
1040  */
1041 ulong genimg_get_kernel_addr_fit(char * const img_addr,
1042                              const char **fit_uname_config,
1043                              const char **fit_uname_kernel)
1044 {
1045         ulong kernel_addr;
1046
1047         /* find out kernel image address */
1048         if (!img_addr) {
1049                 kernel_addr = image_load_addr;
1050                 debug("*  kernel: default image load address = 0x%08lx\n",
1051                       image_load_addr);
1052 #if CONFIG_IS_ENABLED(FIT)
1053         } else if (fit_parse_conf(img_addr, image_load_addr, &kernel_addr,
1054                                   fit_uname_config)) {
1055                 debug("*  kernel: config '%s' from image at 0x%08lx\n",
1056                       *fit_uname_config, kernel_addr);
1057         } else if (fit_parse_subimage(img_addr, image_load_addr, &kernel_addr,
1058                                      fit_uname_kernel)) {
1059                 debug("*  kernel: subimage '%s' from image at 0x%08lx\n",
1060                       *fit_uname_kernel, kernel_addr);
1061 #endif
1062         } else {
1063                 kernel_addr = hextoul(img_addr, NULL);
1064                 debug("*  kernel: cmdline image address = 0x%08lx\n",
1065                       kernel_addr);
1066         }
1067
1068         return kernel_addr;
1069 }
1070
1071 /**
1072  * genimg_get_kernel_addr() is the simple version of
1073  * genimg_get_kernel_addr_fit(). It ignores those return FIT strings
1074  */
1075 ulong genimg_get_kernel_addr(char * const img_addr)
1076 {
1077         const char *fit_uname_config = NULL;
1078         const char *fit_uname_kernel = NULL;
1079
1080         return genimg_get_kernel_addr_fit(img_addr, &fit_uname_config,
1081                                           &fit_uname_kernel);
1082 }
1083
1084 /**
1085  * genimg_get_format - get image format type
1086  * @img_addr: image start address
1087  *
1088  * genimg_get_format() checks whether provided address points to a valid
1089  * legacy or FIT image.
1090  *
1091  * New uImage format and FDT blob are based on a libfdt. FDT blob
1092  * may be passed directly or embedded in a FIT image. In both situations
1093  * genimg_get_format() must be able to dectect libfdt header.
1094  *
1095  * returns:
1096  *     image format type or IMAGE_FORMAT_INVALID if no image is present
1097  */
1098 int genimg_get_format(const void *img_addr)
1099 {
1100 #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
1101         const image_header_t *hdr;
1102
1103         hdr = (const image_header_t *)img_addr;
1104         if (image_check_magic(hdr))
1105                 return IMAGE_FORMAT_LEGACY;
1106 #endif
1107 #if IMAGE_ENABLE_FIT || IMAGE_ENABLE_OF_LIBFDT
1108         if (fdt_check_header(img_addr) == 0)
1109                 return IMAGE_FORMAT_FIT;
1110 #endif
1111 #ifdef CONFIG_ANDROID_BOOT_IMAGE
1112         if (android_image_check_header(img_addr) == 0)
1113                 return IMAGE_FORMAT_ANDROID;
1114 #endif
1115
1116         return IMAGE_FORMAT_INVALID;
1117 }
1118
1119 /**
1120  * fit_has_config - check if there is a valid FIT configuration
1121  * @images: pointer to the bootm command headers structure
1122  *
1123  * fit_has_config() checks if there is a FIT configuration in use
1124  * (if FTI support is present).
1125  *
1126  * returns:
1127  *     0, no FIT support or no configuration found
1128  *     1, configuration found
1129  */
1130 int genimg_has_config(bootm_headers_t *images)
1131 {
1132 #if IMAGE_ENABLE_FIT
1133         if (images->fit_uname_cfg)
1134                 return 1;
1135 #endif
1136         return 0;
1137 }
1138
1139 /**
1140  * boot_get_ramdisk - main ramdisk handling routine
1141  * @argc: command argument count
1142  * @argv: command argument list
1143  * @images: pointer to the bootm images structure
1144  * @arch: expected ramdisk architecture
1145  * @rd_start: pointer to a ulong variable, will hold ramdisk start address
1146  * @rd_end: pointer to a ulong variable, will hold ramdisk end
1147  *
1148  * boot_get_ramdisk() is responsible for finding a valid ramdisk image.
1149  * Curently supported are the following ramdisk sources:
1150  *      - multicomponent kernel/ramdisk image,
1151  *      - commandline provided address of decicated ramdisk image.
1152  *
1153  * returns:
1154  *     0, if ramdisk image was found and valid, or skiped
1155  *     rd_start and rd_end are set to ramdisk start/end addresses if
1156  *     ramdisk image is found and valid
1157  *
1158  *     1, if ramdisk image is found but corrupted, or invalid
1159  *     rd_start and rd_end are set to 0 if no ramdisk exists
1160  */
1161 int boot_get_ramdisk(int argc, char *const argv[], bootm_headers_t *images,
1162                      uint8_t arch, ulong *rd_start, ulong *rd_end)
1163 {
1164         ulong rd_addr, rd_load;
1165         ulong rd_data, rd_len;
1166 #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
1167         const image_header_t *rd_hdr;
1168 #endif
1169         void *buf;
1170 #ifdef CONFIG_SUPPORT_RAW_INITRD
1171         char *end;
1172 #endif
1173 #if IMAGE_ENABLE_FIT
1174         const char      *fit_uname_config = images->fit_uname_cfg;
1175         const char      *fit_uname_ramdisk = NULL;
1176         ulong           default_addr;
1177         int             rd_noffset;
1178 #endif
1179         const char *select = NULL;
1180
1181         *rd_start = 0;
1182         *rd_end = 0;
1183
1184 #ifdef CONFIG_ANDROID_BOOT_IMAGE
1185         /*
1186          * Look for an Android boot image.
1187          */
1188         buf = map_sysmem(images->os.start, 0);
1189         if (buf && genimg_get_format(buf) == IMAGE_FORMAT_ANDROID)
1190                 select = (argc == 0) ? env_get("loadaddr") : argv[0];
1191 #endif
1192
1193         if (argc >= 2)
1194                 select = argv[1];
1195
1196         /*
1197          * Look for a '-' which indicates to ignore the
1198          * ramdisk argument
1199          */
1200         if (select && strcmp(select, "-") ==  0) {
1201                 debug("## Skipping init Ramdisk\n");
1202                 rd_len = rd_data = 0;
1203         } else if (select || genimg_has_config(images)) {
1204 #if IMAGE_ENABLE_FIT
1205                 if (select) {
1206                         /*
1207                          * If the init ramdisk comes from the FIT image and
1208                          * the FIT image address is omitted in the command
1209                          * line argument, try to use os FIT image address or
1210                          * default load address.
1211                          */
1212                         if (images->fit_uname_os)
1213                                 default_addr = (ulong)images->fit_hdr_os;
1214                         else
1215                                 default_addr = image_load_addr;
1216
1217                         if (fit_parse_conf(select, default_addr,
1218                                            &rd_addr, &fit_uname_config)) {
1219                                 debug("*  ramdisk: config '%s' from image at "
1220                                                 "0x%08lx\n",
1221                                                 fit_uname_config, rd_addr);
1222                         } else if (fit_parse_subimage(select, default_addr,
1223                                                 &rd_addr, &fit_uname_ramdisk)) {
1224                                 debug("*  ramdisk: subimage '%s' from image at "
1225                                                 "0x%08lx\n",
1226                                                 fit_uname_ramdisk, rd_addr);
1227                         } else
1228 #endif
1229                         {
1230                                 rd_addr = hextoul(select, NULL);
1231                                 debug("*  ramdisk: cmdline image address = "
1232                                                 "0x%08lx\n",
1233                                                 rd_addr);
1234                         }
1235 #if IMAGE_ENABLE_FIT
1236                 } else {
1237                         /* use FIT configuration provided in first bootm
1238                          * command argument. If the property is not defined,
1239                          * quit silently.
1240                          */
1241                         rd_addr = map_to_sysmem(images->fit_hdr_os);
1242                         rd_noffset = fit_get_node_from_config(images,
1243                                         FIT_RAMDISK_PROP, rd_addr);
1244                         if (rd_noffset == -ENOENT)
1245                                 return 0;
1246                         else if (rd_noffset < 0)
1247                                 return 1;
1248                 }
1249 #endif
1250
1251                 /*
1252                  * Check if there is an initrd image at the
1253                  * address provided in the second bootm argument
1254                  * check image type, for FIT images get FIT node.
1255                  */
1256                 buf = map_sysmem(rd_addr, 0);
1257                 switch (genimg_get_format(buf)) {
1258 #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
1259                 case IMAGE_FORMAT_LEGACY:
1260                         printf("## Loading init Ramdisk from Legacy "
1261                                         "Image at %08lx ...\n", rd_addr);
1262
1263                         bootstage_mark(BOOTSTAGE_ID_CHECK_RAMDISK);
1264                         rd_hdr = image_get_ramdisk(rd_addr, arch,
1265                                                         images->verify);
1266
1267                         if (rd_hdr == NULL)
1268                                 return 1;
1269
1270                         rd_data = image_get_data(rd_hdr);
1271                         rd_len = image_get_data_size(rd_hdr);
1272                         rd_load = image_get_load(rd_hdr);
1273                         break;
1274 #endif
1275 #if IMAGE_ENABLE_FIT
1276                 case IMAGE_FORMAT_FIT:
1277                         rd_noffset = fit_image_load(images,
1278                                         rd_addr, &fit_uname_ramdisk,
1279                                         &fit_uname_config, arch,
1280                                         IH_TYPE_RAMDISK,
1281                                         BOOTSTAGE_ID_FIT_RD_START,
1282                                         FIT_LOAD_OPTIONAL_NON_ZERO,
1283                                         &rd_data, &rd_len);
1284                         if (rd_noffset < 0)
1285                                 return 1;
1286
1287                         images->fit_hdr_rd = map_sysmem(rd_addr, 0);
1288                         images->fit_uname_rd = fit_uname_ramdisk;
1289                         images->fit_noffset_rd = rd_noffset;
1290                         break;
1291 #endif
1292 #ifdef CONFIG_ANDROID_BOOT_IMAGE
1293                 case IMAGE_FORMAT_ANDROID:
1294                         android_image_get_ramdisk((void *)images->os.start,
1295                                 &rd_data, &rd_len);
1296                         break;
1297 #endif
1298                 default:
1299 #ifdef CONFIG_SUPPORT_RAW_INITRD
1300                         end = NULL;
1301                         if (select)
1302                                 end = strchr(select, ':');
1303                         if (end) {
1304                                 rd_len = hextoul(++end, NULL);
1305                                 rd_data = rd_addr;
1306                         } else
1307 #endif
1308                         {
1309                                 puts("Wrong Ramdisk Image Format\n");
1310                                 rd_data = rd_len = rd_load = 0;
1311                                 return 1;
1312                         }
1313                 }
1314         } else if (images->legacy_hdr_valid &&
1315                         image_check_type(&images->legacy_hdr_os_copy,
1316                                                 IH_TYPE_MULTI)) {
1317
1318                 /*
1319                  * Now check if we have a legacy mult-component image,
1320                  * get second entry data start address and len.
1321                  */
1322                 bootstage_mark(BOOTSTAGE_ID_RAMDISK);
1323                 printf("## Loading init Ramdisk from multi component "
1324                                 "Legacy Image at %08lx ...\n",
1325                                 (ulong)images->legacy_hdr_os);
1326
1327                 image_multi_getimg(images->legacy_hdr_os, 1, &rd_data, &rd_len);
1328         } else {
1329                 /*
1330                  * no initrd image
1331                  */
1332                 bootstage_mark(BOOTSTAGE_ID_NO_RAMDISK);
1333                 rd_len = rd_data = 0;
1334         }
1335
1336         if (!rd_data) {
1337                 debug("## No init Ramdisk\n");
1338         } else {
1339                 *rd_start = rd_data;
1340                 *rd_end = rd_data + rd_len;
1341         }
1342         debug("   ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n",
1343                         *rd_start, *rd_end);
1344
1345         return 0;
1346 }
1347
1348 #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
1349 /**
1350  * boot_ramdisk_high - relocate init ramdisk
1351  * @lmb: pointer to lmb handle, will be used for memory mgmt
1352  * @rd_data: ramdisk data start address
1353  * @rd_len: ramdisk data length
1354  * @initrd_start: pointer to a ulong variable, will hold final init ramdisk
1355  *      start address (after possible relocation)
1356  * @initrd_end: pointer to a ulong variable, will hold final init ramdisk
1357  *      end address (after possible relocation)
1358  *
1359  * boot_ramdisk_high() takes a relocation hint from "initrd_high" environment
1360  * variable and if requested ramdisk data is moved to a specified location.
1361  *
1362  * Initrd_start and initrd_end are set to final (after relocation) ramdisk
1363  * start/end addresses if ramdisk image start and len were provided,
1364  * otherwise set initrd_start and initrd_end set to zeros.
1365  *
1366  * returns:
1367  *      0 - success
1368  *     -1 - failure
1369  */
1370 int boot_ramdisk_high(struct lmb *lmb, ulong rd_data, ulong rd_len,
1371                   ulong *initrd_start, ulong *initrd_end)
1372 {
1373         char    *s;
1374         ulong   initrd_high;
1375         int     initrd_copy_to_ram = 1;
1376
1377         s = env_get("initrd_high");
1378         if (s) {
1379                 /* a value of "no" or a similar string will act like 0,
1380                  * turning the "load high" feature off. This is intentional.
1381                  */
1382                 initrd_high = hextoul(s, NULL);
1383                 if (initrd_high == ~0)
1384                         initrd_copy_to_ram = 0;
1385         } else {
1386                 initrd_high = env_get_bootm_mapsize() + env_get_bootm_low();
1387         }
1388
1389
1390         debug("## initrd_high = 0x%08lx, copy_to_ram = %d\n",
1391                         initrd_high, initrd_copy_to_ram);
1392
1393         if (rd_data) {
1394                 if (!initrd_copy_to_ram) {      /* zero-copy ramdisk support */
1395                         debug("   in-place initrd\n");
1396                         *initrd_start = rd_data;
1397                         *initrd_end = rd_data + rd_len;
1398                         lmb_reserve(lmb, rd_data, rd_len);
1399                 } else {
1400                         if (initrd_high)
1401                                 *initrd_start = (ulong)lmb_alloc_base(lmb,
1402                                                 rd_len, 0x1000, initrd_high);
1403                         else
1404                                 *initrd_start = (ulong)lmb_alloc(lmb, rd_len,
1405                                                                  0x1000);
1406
1407                         if (*initrd_start == 0) {
1408                                 puts("ramdisk - allocation error\n");
1409                                 goto error;
1410                         }
1411                         bootstage_mark(BOOTSTAGE_ID_COPY_RAMDISK);
1412
1413                         *initrd_end = *initrd_start + rd_len;
1414                         printf("   Loading Ramdisk to %08lx, end %08lx ... ",
1415                                         *initrd_start, *initrd_end);
1416
1417                         memmove_wd((void *)*initrd_start,
1418                                         (void *)rd_data, rd_len, CHUNKSZ);
1419
1420 #ifdef CONFIG_MP
1421                         /*
1422                          * Ensure the image is flushed to memory to handle
1423                          * AMP boot scenarios in which we might not be
1424                          * HW cache coherent
1425                          */
1426                         flush_cache((unsigned long)*initrd_start,
1427                                     ALIGN(rd_len, ARCH_DMA_MINALIGN));
1428 #endif
1429                         puts("OK\n");
1430                 }
1431         } else {
1432                 *initrd_start = 0;
1433                 *initrd_end = 0;
1434         }
1435         debug("   ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n",
1436                         *initrd_start, *initrd_end);
1437
1438         return 0;
1439
1440 error:
1441         return -1;
1442 }
1443 #endif /* CONFIG_SYS_BOOT_RAMDISK_HIGH */
1444
1445 int boot_get_setup(bootm_headers_t *images, uint8_t arch,
1446                    ulong *setup_start, ulong *setup_len)
1447 {
1448 #if IMAGE_ENABLE_FIT
1449         return boot_get_setup_fit(images, arch, setup_start, setup_len);
1450 #else
1451         return -ENOENT;
1452 #endif
1453 }
1454
1455 #if IMAGE_ENABLE_FIT
1456 #if defined(CONFIG_FPGA)
1457 int boot_get_fpga(int argc, char *const argv[], bootm_headers_t *images,
1458                   uint8_t arch, const ulong *ld_start, ulong * const ld_len)
1459 {
1460         ulong tmp_img_addr, img_data, img_len;
1461         void *buf;
1462         int conf_noffset;
1463         int fit_img_result;
1464         const char *uname, *name;
1465         int err;
1466         int devnum = 0; /* TODO support multi fpga platforms */
1467
1468         /* Check to see if the images struct has a FIT configuration */
1469         if (!genimg_has_config(images)) {
1470                 debug("## FIT configuration was not specified\n");
1471                 return 0;
1472         }
1473
1474         /*
1475          * Obtain the os FIT header from the images struct
1476          */
1477         tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
1478         buf = map_sysmem(tmp_img_addr, 0);
1479         /*
1480          * Check image type. For FIT images get FIT node
1481          * and attempt to locate a generic binary.
1482          */
1483         switch (genimg_get_format(buf)) {
1484         case IMAGE_FORMAT_FIT:
1485                 conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg);
1486
1487                 uname = fdt_stringlist_get(buf, conf_noffset, FIT_FPGA_PROP, 0,
1488                                            NULL);
1489                 if (!uname) {
1490                         debug("## FPGA image is not specified\n");
1491                         return 0;
1492                 }
1493                 fit_img_result = fit_image_load(images,
1494                                                 tmp_img_addr,
1495                                                 (const char **)&uname,
1496                                                 &(images->fit_uname_cfg),
1497                                                 arch,
1498                                                 IH_TYPE_FPGA,
1499                                                 BOOTSTAGE_ID_FPGA_INIT,
1500                                                 FIT_LOAD_OPTIONAL_NON_ZERO,
1501                                                 &img_data, &img_len);
1502
1503                 debug("FPGA image (%s) loaded to 0x%lx/size 0x%lx\n",
1504                       uname, img_data, img_len);
1505
1506                 if (fit_img_result < 0) {
1507                         /* Something went wrong! */
1508                         return fit_img_result;
1509                 }
1510
1511                 if (!fpga_is_partial_data(devnum, img_len)) {
1512                         name = "full";
1513                         err = fpga_loadbitstream(devnum, (char *)img_data,
1514                                                  img_len, BIT_FULL);
1515                         if (err)
1516                                 err = fpga_load(devnum, (const void *)img_data,
1517                                                 img_len, BIT_FULL);
1518                 } else {
1519                         name = "partial";
1520                         err = fpga_loadbitstream(devnum, (char *)img_data,
1521                                                  img_len, BIT_PARTIAL);
1522                         if (err)
1523                                 err = fpga_load(devnum, (const void *)img_data,
1524                                                 img_len, BIT_PARTIAL);
1525                 }
1526
1527                 if (err)
1528                         return err;
1529
1530                 printf("   Programming %s bitstream... OK\n", name);
1531                 break;
1532         default:
1533                 printf("The given image format is not supported (corrupt?)\n");
1534                 return 1;
1535         }
1536
1537         return 0;
1538 }
1539 #endif
1540
1541 static void fit_loadable_process(uint8_t img_type,
1542                                  ulong img_data,
1543                                  ulong img_len)
1544 {
1545         int i;
1546         const unsigned int count =
1547                         ll_entry_count(struct fit_loadable_tbl, fit_loadable);
1548         struct fit_loadable_tbl *fit_loadable_handler =
1549                         ll_entry_start(struct fit_loadable_tbl, fit_loadable);
1550         /* For each loadable handler */
1551         for (i = 0; i < count; i++, fit_loadable_handler++)
1552                 /* matching this type */
1553                 if (fit_loadable_handler->type == img_type)
1554                         /* call that handler with this image data */
1555                         fit_loadable_handler->handler(img_data, img_len);
1556 }
1557
1558 int boot_get_loadable(int argc, char *const argv[], bootm_headers_t *images,
1559                       uint8_t arch, const ulong *ld_start, ulong * const ld_len)
1560 {
1561         /*
1562          * These variables are used to hold the current image location
1563          * in system memory.
1564          */
1565         ulong tmp_img_addr;
1566         /*
1567          * These two variables are requirements for fit_image_load, but
1568          * their values are not used
1569          */
1570         ulong img_data, img_len;
1571         void *buf;
1572         int loadables_index;
1573         int conf_noffset;
1574         int fit_img_result;
1575         const char *uname;
1576         uint8_t img_type;
1577
1578         /* Check to see if the images struct has a FIT configuration */
1579         if (!genimg_has_config(images)) {
1580                 debug("## FIT configuration was not specified\n");
1581                 return 0;
1582         }
1583
1584         /*
1585          * Obtain the os FIT header from the images struct
1586          */
1587         tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
1588         buf = map_sysmem(tmp_img_addr, 0);
1589         /*
1590          * Check image type. For FIT images get FIT node
1591          * and attempt to locate a generic binary.
1592          */
1593         switch (genimg_get_format(buf)) {
1594         case IMAGE_FORMAT_FIT:
1595                 conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg);
1596
1597                 for (loadables_index = 0;
1598                      uname = fdt_stringlist_get(buf, conf_noffset,
1599                                         FIT_LOADABLE_PROP, loadables_index,
1600                                         NULL), uname;
1601                      loadables_index++)
1602                 {
1603                         fit_img_result = fit_image_load(images,
1604                                 tmp_img_addr,
1605                                 &uname,
1606                                 &(images->fit_uname_cfg), arch,
1607                                 IH_TYPE_LOADABLE,
1608                                 BOOTSTAGE_ID_FIT_LOADABLE_START,
1609                                 FIT_LOAD_OPTIONAL_NON_ZERO,
1610                                 &img_data, &img_len);
1611                         if (fit_img_result < 0) {
1612                                 /* Something went wrong! */
1613                                 return fit_img_result;
1614                         }
1615
1616                         fit_img_result = fit_image_get_node(buf, uname);
1617                         if (fit_img_result < 0) {
1618                                 /* Something went wrong! */
1619                                 return fit_img_result;
1620                         }
1621                         fit_img_result = fit_image_get_type(buf,
1622                                                             fit_img_result,
1623                                                             &img_type);
1624                         if (fit_img_result < 0) {
1625                                 /* Something went wrong! */
1626                                 return fit_img_result;
1627                         }
1628
1629                         fit_loadable_process(img_type, img_data, img_len);
1630                 }
1631                 break;
1632         default:
1633                 printf("The given image format is not supported (corrupt?)\n");
1634                 return 1;
1635         }
1636
1637         return 0;
1638 }
1639 #endif
1640
1641 #ifdef CONFIG_SYS_BOOT_GET_CMDLINE
1642 /**
1643  * boot_get_cmdline - allocate and initialize kernel cmdline
1644  * @lmb: pointer to lmb handle, will be used for memory mgmt
1645  * @cmd_start: pointer to a ulong variable, will hold cmdline start
1646  * @cmd_end: pointer to a ulong variable, will hold cmdline end
1647  *
1648  * boot_get_cmdline() allocates space for kernel command line below
1649  * BOOTMAPSZ + env_get_bootm_low() address. If "bootargs" U-Boot environment
1650  * variable is present its contents is copied to allocated kernel
1651  * command line.
1652  *
1653  * returns:
1654  *      0 - success
1655  *     -1 - failure
1656  */
1657 int boot_get_cmdline(struct lmb *lmb, ulong *cmd_start, ulong *cmd_end)
1658 {
1659         char *cmdline;
1660         char *s;
1661
1662         cmdline = (char *)(ulong)lmb_alloc_base(lmb, CONFIG_SYS_BARGSIZE, 0xf,
1663                                 env_get_bootm_mapsize() + env_get_bootm_low());
1664
1665         if (cmdline == NULL)
1666                 return -1;
1667
1668         s = env_get("bootargs");
1669         if (!s)
1670                 s = "";
1671
1672         strcpy(cmdline, s);
1673
1674         *cmd_start = (ulong) & cmdline[0];
1675         *cmd_end = *cmd_start + strlen(cmdline);
1676
1677         debug("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end);
1678
1679         return 0;
1680 }
1681 #endif /* CONFIG_SYS_BOOT_GET_CMDLINE */
1682
1683 #ifdef CONFIG_SYS_BOOT_GET_KBD
1684 /**
1685  * boot_get_kbd - allocate and initialize kernel copy of board info
1686  * @lmb: pointer to lmb handle, will be used for memory mgmt
1687  * @kbd: double pointer to board info data
1688  *
1689  * boot_get_kbd() allocates space for kernel copy of board info data below
1690  * BOOTMAPSZ + env_get_bootm_low() address and kernel board info is initialized
1691  * with the current u-boot board info data.
1692  *
1693  * returns:
1694  *      0 - success
1695  *     -1 - failure
1696  */
1697 int boot_get_kbd(struct lmb *lmb, struct bd_info **kbd)
1698 {
1699         *kbd = (struct bd_info *)(ulong)lmb_alloc_base(lmb,
1700                                                        sizeof(struct bd_info),
1701                                                        0xf,
1702                                                        env_get_bootm_mapsize() + env_get_bootm_low());
1703         if (*kbd == NULL)
1704                 return -1;
1705
1706         **kbd = *(gd->bd);
1707
1708         debug("## kernel board info at 0x%08lx\n", (ulong)*kbd);
1709
1710 #if defined(DEBUG) && defined(CONFIG_CMD_BDI)
1711         do_bdinfo(NULL, 0, 0, NULL);
1712 #endif
1713
1714         return 0;
1715 }
1716 #endif /* CONFIG_SYS_BOOT_GET_KBD */
1717
1718 #ifdef CONFIG_LMB
1719 int image_setup_linux(bootm_headers_t *images)
1720 {
1721         ulong of_size = images->ft_len;
1722         char **of_flat_tree = &images->ft_addr;
1723         struct lmb *lmb = &images->lmb;
1724         int ret;
1725
1726         if (IMAGE_ENABLE_OF_LIBFDT)
1727                 boot_fdt_add_mem_rsv_regions(lmb, *of_flat_tree);
1728
1729         if (IMAGE_BOOT_GET_CMDLINE) {
1730                 ret = boot_get_cmdline(lmb, &images->cmdline_start,
1731                                 &images->cmdline_end);
1732                 if (ret) {
1733                         puts("ERROR with allocation of cmdline\n");
1734                         return ret;
1735                 }
1736         }
1737
1738         if (IMAGE_ENABLE_OF_LIBFDT) {
1739                 ret = boot_relocate_fdt(lmb, of_flat_tree, &of_size);
1740                 if (ret)
1741                         return ret;
1742         }
1743
1744         if (IMAGE_ENABLE_OF_LIBFDT && of_size) {
1745                 ret = image_setup_libfdt(images, *of_flat_tree, of_size, lmb);
1746                 if (ret)
1747                         return ret;
1748         }
1749
1750         return 0;
1751 }
1752 #endif /* CONFIG_LMB */
1753 #endif /* !USE_HOSTCC */