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