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 <watchdog.h>
  12
  13 #ifdef CONFIG_SHOW_BOOT_PROGRESS
  14 #include <status_led.h>
  15 #endif
  16
  17 #include <rtc.h>
  18
  19 #include <environment.h>
  20 #include <image.h>
  21 #include <mapmem.h>
  22
  23 #if IMAGE_ENABLE_FIT || IMAGE_ENABLE_OF_LIBFDT
  24 #include <linux/libfdt.h>
  25 #include <fdt_support.h>
  26 #include <fpga.h>
  27 #include <xilinx.h>
  28 #endif
  29
  30 #include <u-boot/md5.h>
  31 #include <u-boot/sha1.h>
  32 #include <linux/errno.h>
  33 #include <asm/io.h>
  34
  35 #ifdef CONFIG_CMD_BDI
  36 extern int do_bdinfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
  37 #endif
  38
  39 DECLARE_GLOBAL_DATA_PTR;
  40
  41 #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
  42 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
  43                                                 int verify);
  44 #endif
  45 #else
  46 #include "mkimage.h"
  47 #include <u-boot/md5.h>
  48 #include <time.h>
  49 #include <image.h>
  50
  51 #ifndef __maybe_unused
  52 # define __maybe_unused         /* unimplemented */
  53 #endif
  54 #endif /* !USE_HOSTCC*/
  55
  56 #include <u-boot/crc.h>
  57
  58 #ifndef CONFIG_SYS_BARGSIZE
  59 #define CONFIG_SYS_BARGSIZE 512
  60 #endif
  61
  62 static const table_entry_t uimage_arch[] = {
  63         {       IH_ARCH_INVALID,        "invalid",      "Invalid ARCH", },
  64         {       IH_ARCH_ALPHA,          "alpha",        "Alpha",        },
  65         {       IH_ARCH_ARM,            "arm",          "ARM",          },
  66         {       IH_ARCH_I386,           "x86",          "Intel x86",    },
  67         {       IH_ARCH_IA64,           "ia64",         "IA64",         },
  68         {       IH_ARCH_M68K,           "m68k",         "M68K",         },
  69         {       IH_ARCH_MICROBLAZE,     "microblaze",   "MicroBlaze",   },
  70         {       IH_ARCH_MIPS,           "mips",         "MIPS",         },
  71         {       IH_ARCH_MIPS64,         "mips64",       "MIPS 64 Bit",  },
  72         {       IH_ARCH_NIOS2,          "nios2",        "NIOS II",      },
  73         {       IH_ARCH_PPC,            "powerpc",      "PowerPC",      },
  74         {       IH_ARCH_PPC,            "ppc",          "PowerPC",      },
  75         {       IH_ARCH_S390,           "s390",         "IBM S390",     },
  76         {       IH_ARCH_SH,             "sh",           "SuperH",       },
  77         {       IH_ARCH_SPARC,          "sparc",        "SPARC",        },
  78         {       IH_ARCH_SPARC64,        "sparc64",      "SPARC 64 Bit", },
  79         {       IH_ARCH_BLACKFIN,       "blackfin",     "Blackfin",     },
  80         {       IH_ARCH_AVR32,          "avr32",        "AVR32",        },
  81         {       IH_ARCH_NDS32,          "nds32",        "NDS32",        },
  82         {       IH_ARCH_OPENRISC,       "or1k",         "OpenRISC 1000",},
  83         {       IH_ARCH_SANDBOX,        "sandbox",      "Sandbox",      },
  84         {       IH_ARCH_ARM64,          "arm64",        "AArch64",      },
  85         {       IH_ARCH_ARC,            "arc",          "ARC",          },
  86         {       IH_ARCH_X86_64,         "x86_64",       "AMD x86_64",   },
  87         {       IH_ARCH_XTENSA,         "xtensa",       "Xtensa",       },
  88         {       IH_ARCH_RISCV,          "riscv",        "RISC-V",       },
  89         {       -1,                     "",             "",             },
  90 };
  91
  92 static const table_entry_t uimage_os[] = {
  93         {       IH_OS_INVALID,  "invalid",      "Invalid OS",           },
  94         {       IH_OS_ARM_TRUSTED_FIRMWARE, "arm-trusted-firmware", "ARM Trusted Firmware"  },
  95         {       IH_OS_LINUX,    "linux",        "Linux",                },
  96 #if defined(CONFIG_LYNXKDI) || defined(USE_HOSTCC)
  97         {       IH_OS_LYNXOS,   "lynxos",       "LynxOS",               },
  98 #endif
  99         {       IH_OS_NETBSD,   "netbsd",       "NetBSD",               },
 100         {       IH_OS_OSE,      "ose",          "Enea OSE",             },
 101         {       IH_OS_PLAN9,    "plan9",        "Plan 9",               },
 102         {       IH_OS_RTEMS,    "rtems",        "RTEMS",                },
 103         {       IH_OS_TEE,      "tee",          "Trusted Execution Environment" },
 104         {       IH_OS_U_BOOT,   "u-boot",       "U-Boot",               },
 105         {       IH_OS_VXWORKS,  "vxworks",      "VxWorks",              },
 106 #if defined(CONFIG_CMD_ELF) || defined(USE_HOSTCC)
 107         {       IH_OS_QNX,      "qnx",          "QNX",                  },
 108 #endif
 109 #if defined(CONFIG_INTEGRITY) || defined(USE_HOSTCC)
 110         {       IH_OS_INTEGRITY,"integrity",    "INTEGRITY",            },
 111 #endif
 112 #ifdef USE_HOSTCC
 113         {       IH_OS_4_4BSD,   "4_4bsd",       "4_4BSD",               },
 114         {       IH_OS_DELL,     "dell",         "Dell",                 },
 115         {       IH_OS_ESIX,     "esix",         "Esix",                 },
 116         {       IH_OS_FREEBSD,  "freebsd",      "FreeBSD",              },
 117         {       IH_OS_IRIX,     "irix",         "Irix",                 },
 118         {       IH_OS_NCR,      "ncr",          "NCR",                  },
 119         {       IH_OS_OPENBSD,  "openbsd",      "OpenBSD",              },
 120         {       IH_OS_PSOS,     "psos",         "pSOS",                 },
 121         {       IH_OS_SCO,      "sco",          "SCO",                  },
 122         {       IH_OS_SOLARIS,  "solaris",      "Solaris",              },
 123         {       IH_OS_SVR4,     "svr4",         "SVR4",                 },
 124 #endif
 125 #if defined(CONFIG_BOOTM_OPENRTOS) || defined(USE_HOSTCC)
 126         {       IH_OS_OPENRTOS, "openrtos",     "OpenRTOS",             },
 127 #endif
 128
 129         {       -1,             "",             "",                     },
 130 };
 131
 132 static const table_entry_t uimage_type[] = {
 133         {       IH_TYPE_AISIMAGE,   "aisimage",   "Davinci AIS image",},
 134         {       IH_TYPE_FILESYSTEM, "filesystem", "Filesystem Image",   },
 135         {       IH_TYPE_FIRMWARE,   "firmware",   "Firmware",           },
 136         {       IH_TYPE_FLATDT,     "flat_dt",    "Flat Device Tree",   },
 137         {       IH_TYPE_GPIMAGE,    "gpimage",    "TI Keystone SPL Image",},
 138         {       IH_TYPE_KERNEL,     "kernel",     "Kernel Image",       },
 139         {       IH_TYPE_KERNEL_NOLOAD, "kernel_noload",  "Kernel Image (no loading done)", },
 140         {       IH_TYPE_KWBIMAGE,   "kwbimage",   "Kirkwood Boot Image",},
 141         {       IH_TYPE_IMXIMAGE,   "imximage",   "Freescale i.MX Boot Image",},
 142         {       IH_TYPE_IMX8IMAGE,  "imx8image",  "NXP i.MX8 Boot Image",},
 143         {       IH_TYPE_IMX8MIMAGE, "imx8mimage", "NXP i.MX8M Boot Image",},
 144         {       IH_TYPE_INVALID,    "invalid",    "Invalid Image",      },
 145         {       IH_TYPE_MULTI,      "multi",      "Multi-File Image",   },
 146         {       IH_TYPE_OMAPIMAGE,  "omapimage",  "TI OMAP SPL With GP CH",},
 147         {       IH_TYPE_PBLIMAGE,   "pblimage",   "Freescale PBL Boot Image",},
 148         {       IH_TYPE_RAMDISK,    "ramdisk",    "RAMDisk Image",      },
 149         {       IH_TYPE_SCRIPT,     "script",     "Script",             },
 150         {       IH_TYPE_SOCFPGAIMAGE, "socfpgaimage", "Altera SoCFPGA CV/AV preloader",},
 151         {       IH_TYPE_SOCFPGAIMAGE_V1, "socfpgaimage_v1", "Altera SoCFPGA A10 preloader",},
 152         {       IH_TYPE_STANDALONE, "standalone", "Standalone Program", },
 153         {       IH_TYPE_UBLIMAGE,   "ublimage",   "Davinci UBL image",},
 154         {       IH_TYPE_MXSIMAGE,   "mxsimage",   "Freescale MXS Boot Image",},
 155         {       IH_TYPE_ATMELIMAGE, "atmelimage", "ATMEL ROM-Boot Image",},
 156         {       IH_TYPE_X86_SETUP,  "x86_setup",  "x86 setup.bin",    },
 157         {       IH_TYPE_LPC32XXIMAGE, "lpc32xximage",  "LPC32XX Boot Image", },
 158         {       IH_TYPE_RKIMAGE,    "rkimage",    "Rockchip Boot Image" },
 159         {       IH_TYPE_RKSD,       "rksd",       "Rockchip SD Boot Image" },
 160         {       IH_TYPE_RKSPI,      "rkspi",      "Rockchip SPI Boot Image" },
 161         {       IH_TYPE_VYBRIDIMAGE, "vybridimage",  "Vybrid Boot Image", },
 162         {       IH_TYPE_ZYNQIMAGE,  "zynqimage",  "Xilinx Zynq Boot Image" },
 163         {       IH_TYPE_ZYNQMPIMAGE, "zynqmpimage", "Xilinx ZynqMP Boot Image" },
 164         {       IH_TYPE_ZYNQMPBIF,  "zynqmpbif",  "Xilinx ZynqMP Boot Image (bif)" },
 165         {       IH_TYPE_FPGA,       "fpga",       "FPGA Image" },
 166         {       IH_TYPE_TEE,        "tee",        "Trusted Execution Environment Image",},
 167         {       IH_TYPE_FIRMWARE_IVT, "firmware_ivt", "Firmware with HABv4 IVT" },
 168         {       IH_TYPE_PMMC,        "pmmc",        "TI Power Management Micro-Controller Firmware",},
 169         {       IH_TYPE_STM32IMAGE, "stm32image", "STMicroelectronics STM32 Image" },
 170         {       IH_TYPE_MTKIMAGE,   "mtk_image",   "MediaTek BootROM loadable Image" },
 171         {       -1,                 "",           "",                   },
 172 };
 173
 174 static const table_entry_t uimage_comp[] = {
 175         {       IH_COMP_NONE,   "none",         "uncompressed",         },
 176         {       IH_COMP_BZIP2,  "bzip2",        "bzip2 compressed",     },
 177         {       IH_COMP_GZIP,   "gzip",         "gzip compressed",      },
 178         {       IH_COMP_LZMA,   "lzma",         "lzma compressed",      },
 179         {       IH_COMP_LZO,    "lzo",          "lzo compressed",       },
 180         {       IH_COMP_LZ4,    "lz4",          "lz4 compressed",       },
 181         {       -1,             "",             "",                     },
 182 };
 183
 184 struct table_info {
 185         const char *desc;
 186         int count;
 187         const table_entry_t *table;
 188 };
 189
 190 static const struct table_info table_info[IH_COUNT] = {
 191         { "architecture", IH_ARCH_COUNT, uimage_arch },
 192         { "compression", IH_COMP_COUNT, uimage_comp },
 193         { "operating system", IH_OS_COUNT, uimage_os },
 194         { "image type", IH_TYPE_COUNT, uimage_type },
 195 };
 196
 197 /*****************************************************************************/
 198 /* Legacy format routines */
 199 /*****************************************************************************/
 200 int image_check_hcrc(const image_header_t *hdr)
 201 {
 202         ulong hcrc;
 203         ulong len = image_get_header_size();
 204         image_header_t header;
 205
 206         /* Copy header so we can blank CRC field for re-calculation */
 207         memmove(&header, (char *)hdr, image_get_header_size());
 208         image_set_hcrc(&header, 0);
 209
 210         hcrc = crc32(0, (unsigned char *)&header, len);
 211
 212         return (hcrc == image_get_hcrc(hdr));
 213 }
 214
 215 int image_check_dcrc(const image_header_t *hdr)
 216 {
 217         ulong data = image_get_data(hdr);
 218         ulong len = image_get_data_size(hdr);
 219         ulong dcrc = crc32_wd(0, (unsigned char *)data, len, CHUNKSZ_CRC32);
 220
 221         return (dcrc == image_get_dcrc(hdr));
 222 }
 223
 224 /**
 225  * image_multi_count - get component (sub-image) count
 226  * @hdr: pointer to the header of the multi component image
 227  *
 228  * image_multi_count() returns number of components in a multi
 229  * component image.
 230  *
 231  * Note: no checking of the image type is done, caller must pass
 232  * a valid multi component image.
 233  *
 234  * returns:
 235  *     number of components
 236  */
 237 ulong image_multi_count(const image_header_t *hdr)
 238 {
 239         ulong i, count = 0;
 240         uint32_t *size;
 241
 242         /* get start of the image payload, which in case of multi
 243          * component images that points to a table of component sizes */
 244         size = (uint32_t *)image_get_data(hdr);
 245
 246         /* count non empty slots */
 247         for (i = 0; size[i]; ++i)
 248                 count++;
 249
 250         return count;
 251 }
 252
 253 /**
 254  * image_multi_getimg - get component data address and size
 255  * @hdr: pointer to the header of the multi component image
 256  * @idx: index of the requested component
 257  * @data: pointer to a ulong variable, will hold component data address
 258  * @len: pointer to a ulong variable, will hold component size
 259  *
 260  * image_multi_getimg() returns size and data address for the requested
 261  * component in a multi 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  *     data address and size of the component, if idx is valid
 268  *     0 in data and len, if idx is out of range
 269  */
 270 void image_multi_getimg(const image_header_t *hdr, ulong idx,
 271                         ulong *data, ulong *len)
 272 {
 273         int i;
 274         uint32_t *size;
 275         ulong offset, count, img_data;
 276
 277         /* get number of component */
 278         count = image_multi_count(hdr);
 279
 280         /* get start of the image payload, which in case of multi
 281          * component images that points to a table of component sizes */
 282         size = (uint32_t *)image_get_data(hdr);
 283
 284         /* get address of the proper component data start, which means
 285          * skipping sizes table (add 1 for last, null entry) */
 286         img_data = image_get_data(hdr) + (count + 1) * sizeof(uint32_t);
 287
 288         if (idx < count) {
 289                 *len = uimage_to_cpu(size[idx]);
 290                 offset = 0;
 291
 292                 /* go over all indices preceding requested component idx */
 293                 for (i = 0; i < idx; i++) {
 294                         /* add up i-th component size, rounding up to 4 bytes */
 295                         offset += (uimage_to_cpu(size[i]) + 3) & ~3 ;
 296                 }
 297
 298                 /* calculate idx-th component data address */
 299                 *data = img_data + offset;
 300         } else {
 301                 *len = 0;
 302                 *data = 0;
 303         }
 304 }
 305
 306 static void image_print_type(const image_header_t *hdr)
 307 {
 308         const char __maybe_unused *os, *arch, *type, *comp;
 309
 310         os = genimg_get_os_name(image_get_os(hdr));
 311         arch = genimg_get_arch_name(image_get_arch(hdr));
 312         type = genimg_get_type_name(image_get_type(hdr));
 313         comp = genimg_get_comp_name(image_get_comp(hdr));
 314
 315         printf("%s %s %s (%s)\n", arch, os, type, comp);
 316 }
 317
 318 /**
 319  * image_print_contents - prints out the contents of the legacy format image
 320  * @ptr: pointer to the legacy format image header
 321  * @p: pointer to prefix string
 322  *
 323  * image_print_contents() formats a multi line legacy image contents description.
 324  * The routine prints out all header fields followed by the size/offset data
 325  * for MULTI/SCRIPT images.
 326  *
 327  * returns:
 328  *     no returned results
 329  */
 330 void image_print_contents(const void *ptr)
 331 {
 332         const image_header_t *hdr = (const image_header_t *)ptr;
 333         const char __maybe_unused *p;
 334
 335         p = IMAGE_INDENT_STRING;
 336         printf("%sImage Name:   %.*s\n", p, IH_NMLEN, image_get_name(hdr));
 337         if (IMAGE_ENABLE_TIMESTAMP) {
 338                 printf("%sCreated:      ", p);
 339                 genimg_print_time((time_t)image_get_time(hdr));
 340         }
 341         printf("%sImage Type:   ", p);
 342         image_print_type(hdr);
 343         printf("%sData Size:    ", p);
 344         genimg_print_size(image_get_data_size(hdr));
 345         printf("%sLoad Address: %08x\n", p, image_get_load(hdr));
 346         printf("%sEntry Point:  %08x\n", p, image_get_ep(hdr));
 347
 348         if (image_check_type(hdr, IH_TYPE_MULTI) ||
 349                         image_check_type(hdr, IH_TYPE_SCRIPT)) {
 350                 int i;
 351                 ulong data, len;
 352                 ulong count = image_multi_count(hdr);
 353
 354                 printf("%sContents:\n", p);
 355                 for (i = 0; i < count; i++) {
 356                         image_multi_getimg(hdr, i, &data, &len);
 357
 358                         printf("%s   Image %d: ", p, i);
 359                         genimg_print_size(len);
 360
 361                         if (image_check_type(hdr, IH_TYPE_SCRIPT) && i > 0) {
 362                                 /*
 363                                  * the user may need to know offsets
 364                                  * if planning to do something with
 365                                  * multiple files
 366                                  */
 367                                 printf("%s    Offset = 0x%08lx\n", p, data);
 368                         }
 369                 }
 370         } else if (image_check_type(hdr, IH_TYPE_FIRMWARE_IVT)) {
 371                 printf("HAB Blocks:   0x%08x   0x0000   0x%08x\n",
 372                                 image_get_load(hdr) - image_get_header_size(),
 373                                 image_get_size(hdr) + image_get_header_size()
 374                                                 - 0x1FE0);
 375         }
 376 }
 377
 378
 379 #ifndef USE_HOSTCC
 380 #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
 381 /**
 382  * image_get_ramdisk - get and verify ramdisk image
 383  * @rd_addr: ramdisk image start address
 384  * @arch: expected ramdisk architecture
 385  * @verify: checksum verification flag
 386  *
 387  * image_get_ramdisk() returns a pointer to the verified ramdisk image
 388  * header. Routine receives image start address and expected architecture
 389  * flag. Verification done covers data and header integrity and os/type/arch
 390  * fields checking.
 391  *
 392  * returns:
 393  *     pointer to a ramdisk image header, if image was found and valid
 394  *     otherwise, return NULL
 395  */
 396 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
 397                                                 int verify)
 398 {
 399         const image_header_t *rd_hdr = (const image_header_t *)rd_addr;
 400
 401         if (!image_check_magic(rd_hdr)) {
 402                 puts("Bad Magic Number\n");
 403                 bootstage_error(BOOTSTAGE_ID_RD_MAGIC);
 404                 return NULL;
 405         }
 406
 407         if (!image_check_hcrc(rd_hdr)) {
 408                 puts("Bad Header Checksum\n");
 409                 bootstage_error(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
 410                 return NULL;
 411         }
 412
 413         bootstage_mark(BOOTSTAGE_ID_RD_MAGIC);
 414         image_print_contents(rd_hdr);
 415
 416         if (verify) {
 417                 puts("   Verifying Checksum ... ");
 418                 if (!image_check_dcrc(rd_hdr)) {
 419                         puts("Bad Data CRC\n");
 420                         bootstage_error(BOOTSTAGE_ID_RD_CHECKSUM);
 421                         return NULL;
 422                 }
 423                 puts("OK\n");
 424         }
 425
 426         bootstage_mark(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
 427
 428         if (!image_check_os(rd_hdr, IH_OS_LINUX) ||
 429             !image_check_arch(rd_hdr, arch) ||
 430             !image_check_type(rd_hdr, IH_TYPE_RAMDISK)) {
 431                 printf("No Linux %s Ramdisk Image\n",
 432                                 genimg_get_arch_name(arch));
 433                 bootstage_error(BOOTSTAGE_ID_RAMDISK);
 434                 return NULL;
 435         }
 436
 437         return rd_hdr;
 438 }
 439 #endif
 440 #endif /* !USE_HOSTCC */
 441
 442 /*****************************************************************************/
 443 /* Shared dual-format routines */
 444 /*****************************************************************************/
 445 #ifndef USE_HOSTCC
 446 ulong load_addr = CONFIG_SYS_LOAD_ADDR; /* Default Load Address */
 447 ulong save_addr;                        /* Default Save Address */
 448 ulong save_size;                        /* Default Save Size (in bytes) */
 449
 450 static int on_loadaddr(const char *name, const char *value, enum env_op op,
 451         int flags)
 452 {
 453         switch (op) {
 454         case env_op_create:
 455         case env_op_overwrite:
 456                 load_addr = simple_strtoul(value, NULL, 16);
 457                 break;
 458         default:
 459                 break;
 460         }
 461
 462         return 0;
 463 }
 464 U_BOOT_ENV_CALLBACK(loadaddr, on_loadaddr);
 465
 466 ulong env_get_bootm_low(void)
 467 {
 468         char *s = env_get("bootm_low");
 469         if (s) {
 470                 ulong tmp = simple_strtoul(s, NULL, 16);
 471                 return tmp;
 472         }
 473
 474 #if defined(CONFIG_SYS_SDRAM_BASE)
 475         return CONFIG_SYS_SDRAM_BASE;
 476 #elif defined(CONFIG_ARM)
 477         return gd->bd->bi_dram[0].start;
 478 #else
 479         return 0;
 480 #endif
 481 }
 482
 483 phys_size_t env_get_bootm_size(void)
 484 {
 485         phys_size_t tmp, size;
 486         phys_addr_t start;
 487         char *s = env_get("bootm_size");
 488         if (s) {
 489                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 490                 return tmp;
 491         }
 492
 493 #if defined(CONFIG_ARM) && defined(CONFIG_NR_DRAM_BANKS)
 494         start = gd->bd->bi_dram[0].start;
 495         size = gd->bd->bi_dram[0].size;
 496 #else
 497         start = gd->bd->bi_memstart;
 498         size = gd->bd->bi_memsize;
 499 #endif
 500
 501         s = env_get("bootm_low");
 502         if (s)
 503                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 504         else
 505                 tmp = start;
 506
 507         return size - (tmp - start);
 508 }
 509
 510 phys_size_t env_get_bootm_mapsize(void)
 511 {
 512         phys_size_t tmp;
 513         char *s = env_get("bootm_mapsize");
 514         if (s) {
 515                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 516                 return tmp;
 517         }
 518
 519 #if defined(CONFIG_SYS_BOOTMAPSZ)
 520         return CONFIG_SYS_BOOTMAPSZ;
 521 #else
 522         return env_get_bootm_size();
 523 #endif
 524 }
 525
 526 void memmove_wd(void *to, void *from, size_t len, ulong chunksz)
 527 {
 528         if (to == from)
 529                 return;
 530
 531 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
 532         if (to > from) {
 533                 from += len;
 534                 to += len;
 535         }
 536         while (len > 0) {
 537                 size_t tail = (len > chunksz) ? chunksz : len;
 538                 WATCHDOG_RESET();
 539                 if (to > from) {
 540                         to -= tail;
 541                         from -= tail;
 542                 }
 543                 memmove(to, from, tail);
 544                 if (to < from) {
 545                         to += tail;
 546                         from += tail;
 547                 }
 548                 len -= tail;
 549         }
 550 #else   /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
 551         memmove(to, from, len);
 552 #endif  /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
 553 }
 554 #endif /* !USE_HOSTCC */
 555
 556 void genimg_print_size(uint32_t size)
 557 {
 558 #ifndef USE_HOSTCC
 559         printf("%d Bytes = ", size);
 560         print_size(size, "\n");
 561 #else
 562         printf("%d Bytes = %.2f KiB = %.2f MiB\n",
 563                         size, (double)size / 1.024e3,
 564                         (double)size / 1.048576e6);
 565 #endif
 566 }
 567
 568 #if IMAGE_ENABLE_TIMESTAMP
 569 void genimg_print_time(time_t timestamp)
 570 {
 571 #ifndef USE_HOSTCC
 572         struct rtc_time tm;
 573
 574         rtc_to_tm(timestamp, &tm);
 575         printf("%4d-%02d-%02d  %2d:%02d:%02d UTC\n",
 576                         tm.tm_year, tm.tm_mon, tm.tm_mday,
 577                         tm.tm_hour, tm.tm_min, tm.tm_sec);
 578 #else
 579         printf("%s", ctime(&timestamp));
 580 #endif
 581 }
 582 #endif
 583
 584 const table_entry_t *get_table_entry(const table_entry_t *table, int id)
 585 {
 586         for (; table->id >= 0; ++table) {
 587                 if (table->id == id)
 588                         return table;
 589         }
 590         return NULL;
 591 }
 592
 593 static const char *unknown_msg(enum ih_category category)
 594 {
 595         static const char unknown_str[] = "Unknown ";
 596         static char msg[30];
 597
 598         strcpy(msg, unknown_str);
 599         strncat(msg, table_info[category].desc,
 600                 sizeof(msg) - sizeof(unknown_str));
 601
 602         return msg;
 603 }
 604
 605 /**
 606  * get_cat_table_entry_name - translate entry id to long name
 607  * @category: category to look up (enum ih_category)
 608  * @id: entry id to be translated
 609  *
 610  * This will scan the translation table trying to find the entry that matches
 611  * the given id.
 612  *
 613  * @retur long entry name if translation succeeds; error string on failure
 614  */
 615 const char *genimg_get_cat_name(enum ih_category category, uint id)
 616 {
 617         const table_entry_t *entry;
 618
 619         entry = get_table_entry(table_info[category].table, id);
 620         if (!entry)
 621                 return unknown_msg(category);
 622 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 623         return entry->lname;
 624 #else
 625         return entry->lname + gd->reloc_off;
 626 #endif
 627 }
 628
 629 /**
 630  * get_cat_table_entry_short_name - translate entry id to short name
 631  * @category: category to look up (enum ih_category)
 632  * @id: entry id to be translated
 633  *
 634  * This will scan the translation table trying to find the entry that matches
 635  * the given id.
 636  *
 637  * @retur short entry name if translation succeeds; error string on failure
 638  */
 639 const char *genimg_get_cat_short_name(enum ih_category category, uint id)
 640 {
 641         const table_entry_t *entry;
 642
 643         entry = get_table_entry(table_info[category].table, id);
 644         if (!entry)
 645                 return unknown_msg(category);
 646 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 647         return entry->sname;
 648 #else
 649         return entry->sname + gd->reloc_off;
 650 #endif
 651 }
 652
 653 int genimg_get_cat_count(enum ih_category category)
 654 {
 655         return table_info[category].count;
 656 }
 657
 658 const char *genimg_get_cat_desc(enum ih_category category)
 659 {
 660         return table_info[category].desc;
 661 }
 662
 663 /**
 664  * get_table_entry_name - translate entry id to long name
 665  * @table: pointer to a translation table for entries of a specific type
 666  * @msg: message to be returned when translation fails
 667  * @id: entry id to be translated
 668  *
 669  * get_table_entry_name() will go over translation table trying to find
 670  * entry that matches given id. If matching entry is found, its long
 671  * name is returned to the caller.
 672  *
 673  * returns:
 674  *     long entry name if translation succeeds
 675  *     msg otherwise
 676  */
 677 char *get_table_entry_name(const table_entry_t *table, char *msg, int id)
 678 {
 679         table = get_table_entry(table, id);
 680         if (!table)
 681                 return msg;
 682 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 683         return table->lname;
 684 #else
 685         return table->lname + gd->reloc_off;
 686 #endif
 687 }
 688
 689 const char *genimg_get_os_name(uint8_t os)
 690 {
 691         return (get_table_entry_name(uimage_os, "Unknown OS", os));
 692 }
 693
 694 const char *genimg_get_arch_name(uint8_t arch)
 695 {
 696         return (get_table_entry_name(uimage_arch, "Unknown Architecture",
 697                                         arch));
 698 }
 699
 700 const char *genimg_get_type_name(uint8_t type)
 701 {
 702         return (get_table_entry_name(uimage_type, "Unknown Image", type));
 703 }
 704
 705 static const char *genimg_get_short_name(const table_entry_t *table, int val)
 706 {
 707         table = get_table_entry(table, val);
 708         if (!table)
 709                 return "unknown";
 710 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 711         return table->sname;
 712 #else
 713         return table->sname + gd->reloc_off;
 714 #endif
 715 }
 716
 717 const char *genimg_get_type_short_name(uint8_t type)
 718 {
 719         return genimg_get_short_name(uimage_type, type);
 720 }
 721
 722 const char *genimg_get_comp_name(uint8_t comp)
 723 {
 724         return (get_table_entry_name(uimage_comp, "Unknown Compression",
 725                                         comp));
 726 }
 727
 728 const char *genimg_get_comp_short_name(uint8_t comp)
 729 {
 730         return genimg_get_short_name(uimage_comp, comp);
 731 }
 732
 733 const char *genimg_get_os_short_name(uint8_t os)
 734 {
 735         return genimg_get_short_name(uimage_os, os);
 736 }
 737
 738 const char *genimg_get_arch_short_name(uint8_t arch)
 739 {
 740         return genimg_get_short_name(uimage_arch, arch);
 741 }
 742
 743 /**
 744  * get_table_entry_id - translate short entry name to id
 745  * @table: pointer to a translation table for entries of a specific type
 746  * @table_name: to be used in case of error
 747  * @name: entry short name to be translated
 748  *
 749  * get_table_entry_id() will go over translation table trying to find
 750  * entry that matches given short name. If matching entry is found,
 751  * its id returned to the caller.
 752  *
 753  * returns:
 754  *     entry id if translation succeeds
 755  *     -1 otherwise
 756  */
 757 int get_table_entry_id(const table_entry_t *table,
 758                 const char *table_name, const char *name)
 759 {
 760         const table_entry_t *t;
 761
 762         for (t = table; t->id >= 0; ++t) {
 763 #ifdef CONFIG_NEEDS_MANUAL_RELOC
 764                 if (t->sname && strcasecmp(t->sname + gd->reloc_off, name) == 0)
 765 #else
 766                 if (t->sname && strcasecmp(t->sname, name) == 0)
 767 #endif
 768                         return (t->id);
 769         }
 770         debug("Invalid %s Type: %s\n", table_name, name);
 771
 772         return -1;
 773 }
 774
 775 int genimg_get_os_id(const char *name)
 776 {
 777         return (get_table_entry_id(uimage_os, "OS", name));
 778 }
 779
 780 int genimg_get_arch_id(const char *name)
 781 {
 782         return (get_table_entry_id(uimage_arch, "CPU", name));
 783 }
 784
 785 int genimg_get_type_id(const char *name)
 786 {
 787         return (get_table_entry_id(uimage_type, "Image", name));
 788 }
 789
 790 int genimg_get_comp_id(const char *name)
 791 {
 792         return (get_table_entry_id(uimage_comp, "Compression", name));
 793 }
 794
 795 #ifndef USE_HOSTCC
 796 /**
 797  * genimg_get_kernel_addr_fit - get the real kernel address and return 2
 798  *                              FIT strings
 799  * @img_addr: a string might contain real image address
 800  * @fit_uname_config: double pointer to a char, will hold pointer to a
 801  *                    configuration unit name
 802  * @fit_uname_kernel: double pointer to a char, will hold pointer to a subimage
 803  *                    name
 804  *
 805  * genimg_get_kernel_addr_fit get the real kernel start address from a string
 806  * which is normally the first argv of bootm/bootz
 807  *
 808  * returns:
 809  *     kernel start address
 810  */
 811 ulong genimg_get_kernel_addr_fit(char * const img_addr,
 812                              const char **fit_uname_config,
 813                              const char **fit_uname_kernel)
 814 {
 815         ulong kernel_addr;
 816
 817         /* find out kernel image address */
 818         if (!img_addr) {
 819                 kernel_addr = load_addr;
 820                 debug("*  kernel: default image load address = 0x%08lx\n",
 821                       load_addr);
 822 #if CONFIG_IS_ENABLED(FIT)
 823         } else if (fit_parse_conf(img_addr, load_addr, &kernel_addr,
 824                                   fit_uname_config)) {
 825                 debug("*  kernel: config '%s' from image at 0x%08lx\n",
 826                       *fit_uname_config, kernel_addr);
 827         } else if (fit_parse_subimage(img_addr, load_addr, &kernel_addr,
 828                                      fit_uname_kernel)) {
 829                 debug("*  kernel: subimage '%s' from image at 0x%08lx\n",
 830                       *fit_uname_kernel, kernel_addr);
 831 #endif
 832         } else {
 833                 kernel_addr = simple_strtoul(img_addr, NULL, 16);
 834                 debug("*  kernel: cmdline image address = 0x%08lx\n",
 835                       kernel_addr);
 836         }
 837
 838         return kernel_addr;
 839 }
 840
 841 /**
 842  * genimg_get_kernel_addr() is the simple version of
 843  * genimg_get_kernel_addr_fit(). It ignores those return FIT strings
 844  */
 845 ulong genimg_get_kernel_addr(char * const img_addr)
 846 {
 847         const char *fit_uname_config = NULL;
 848         const char *fit_uname_kernel = NULL;
 849
 850         return genimg_get_kernel_addr_fit(img_addr, &fit_uname_config,
 851                                           &fit_uname_kernel);
 852 }
 853
 854 /**
 855  * genimg_get_format - get image format type
 856  * @img_addr: image start address
 857  *
 858  * genimg_get_format() checks whether provided address points to a valid
 859  * legacy or FIT image.
 860  *
 861  * New uImage format and FDT blob are based on a libfdt. FDT blob
 862  * may be passed directly or embedded in a FIT image. In both situations
 863  * genimg_get_format() must be able to dectect libfdt header.
 864  *
 865  * returns:
 866  *     image format type or IMAGE_FORMAT_INVALID if no image is present
 867  */
 868 int genimg_get_format(const void *img_addr)
 869 {
 870 #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
 871         const image_header_t *hdr;
 872
 873         hdr = (const image_header_t *)img_addr;
 874         if (image_check_magic(hdr))
 875                 return IMAGE_FORMAT_LEGACY;
 876 #endif
 877 #if IMAGE_ENABLE_FIT || IMAGE_ENABLE_OF_LIBFDT
 878         if (fdt_check_header(img_addr) == 0)
 879                 return IMAGE_FORMAT_FIT;
 880 #endif
 881 #ifdef CONFIG_ANDROID_BOOT_IMAGE
 882         if (android_image_check_header(img_addr) == 0)
 883                 return IMAGE_FORMAT_ANDROID;
 884 #endif
 885
 886         return IMAGE_FORMAT_INVALID;
 887 }
 888
 889 /**
 890  * fit_has_config - check if there is a valid FIT configuration
 891  * @images: pointer to the bootm command headers structure
 892  *
 893  * fit_has_config() checks if there is a FIT configuration in use
 894  * (if FTI support is present).
 895  *
 896  * returns:
 897  *     0, no FIT support or no configuration found
 898  *     1, configuration found
 899  */
 900 int genimg_has_config(bootm_headers_t *images)
 901 {
 902 #if IMAGE_ENABLE_FIT
 903         if (images->fit_uname_cfg)
 904                 return 1;
 905 #endif
 906         return 0;
 907 }
 908
 909 /**
 910  * boot_get_ramdisk - main ramdisk handling routine
 911  * @argc: command argument count
 912  * @argv: command argument list
 913  * @images: pointer to the bootm images structure
 914  * @arch: expected ramdisk architecture
 915  * @rd_start: pointer to a ulong variable, will hold ramdisk start address
 916  * @rd_end: pointer to a ulong variable, will hold ramdisk end
 917  *
 918  * boot_get_ramdisk() is responsible for finding a valid ramdisk image.
 919  * Curently supported are the following ramdisk sources:
 920  *      - multicomponent kernel/ramdisk image,
 921  *      - commandline provided address of decicated ramdisk image.
 922  *
 923  * returns:
 924  *     0, if ramdisk image was found and valid, or skiped
 925  *     rd_start and rd_end are set to ramdisk start/end addresses if
 926  *     ramdisk image is found and valid
 927  *
 928  *     1, if ramdisk image is found but corrupted, or invalid
 929  *     rd_start and rd_end are set to 0 if no ramdisk exists
 930  */
 931 int boot_get_ramdisk(int argc, char * const argv[], bootm_headers_t *images,
 932                 uint8_t arch, ulong *rd_start, ulong *rd_end)
 933 {
 934         ulong rd_addr, rd_load;
 935         ulong rd_data, rd_len;
 936 #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
 937         const image_header_t *rd_hdr;
 938 #endif
 939         void *buf;
 940 #ifdef CONFIG_SUPPORT_RAW_INITRD
 941         char *end;
 942 #endif
 943 #if IMAGE_ENABLE_FIT
 944         const char      *fit_uname_config = images->fit_uname_cfg;
 945         const char      *fit_uname_ramdisk = NULL;
 946         ulong           default_addr;
 947         int             rd_noffset;
 948 #endif
 949         const char *select = NULL;
 950
 951         *rd_start = 0;
 952         *rd_end = 0;
 953
 954 #ifdef CONFIG_ANDROID_BOOT_IMAGE
 955         /*
 956          * Look for an Android boot image.
 957          */
 958         buf = map_sysmem(images->os.start, 0);
 959         if (buf && genimg_get_format(buf) == IMAGE_FORMAT_ANDROID)
 960                 select = (argc == 0) ? env_get("loadaddr") : argv[0];
 961 #endif
 962
 963         if (argc >= 2)
 964                 select = argv[1];
 965
 966         /*
 967          * Look for a '-' which indicates to ignore the
 968          * ramdisk argument
 969          */
 970         if (select && strcmp(select, "-") ==  0) {
 971                 debug("## Skipping init Ramdisk\n");
 972                 rd_len = rd_data = 0;
 973         } else if (select || genimg_has_config(images)) {
 974 #if IMAGE_ENABLE_FIT
 975                 if (select) {
 976                         /*
 977                          * If the init ramdisk comes from the FIT image and
 978                          * the FIT image address is omitted in the command
 979                          * line argument, try to use os FIT image address or
 980                          * default load address.
 981                          */
 982                         if (images->fit_uname_os)
 983                                 default_addr = (ulong)images->fit_hdr_os;
 984                         else
 985                                 default_addr = load_addr;
 986
 987                         if (fit_parse_conf(select, default_addr,
 988                                            &rd_addr, &fit_uname_config)) {
 989                                 debug("*  ramdisk: config '%s' from image at "
 990                                                 "0x%08lx\n",
 991                                                 fit_uname_config, rd_addr);
 992                         } else if (fit_parse_subimage(select, default_addr,
 993                                                 &rd_addr, &fit_uname_ramdisk)) {
 994                                 debug("*  ramdisk: subimage '%s' from image at "
 995                                                 "0x%08lx\n",
 996                                                 fit_uname_ramdisk, rd_addr);
 997                         } else
 998 #endif
 999                         {
1000                                 rd_addr = simple_strtoul(select, NULL, 16);
1001                                 debug("*  ramdisk: cmdline image address = "
1002                                                 "0x%08lx\n",
1003                                                 rd_addr);
1004                         }
1005 #if IMAGE_ENABLE_FIT
1006                 } else {
1007                         /* use FIT configuration provided in first bootm
1008                          * command argument. If the property is not defined,
1009                          * quit silently.
1010                          */
1011                         rd_addr = map_to_sysmem(images->fit_hdr_os);
1012                         rd_noffset = fit_get_node_from_config(images,
1013                                         FIT_RAMDISK_PROP, rd_addr);
1014                         if (rd_noffset == -ENOENT)
1015                                 return 0;
1016                         else if (rd_noffset < 0)
1017                                 return 1;
1018                 }
1019 #endif
1020
1021                 /*
1022                  * Check if there is an initrd image at the
1023                  * address provided in the second bootm argument
1024                  * check image type, for FIT images get FIT node.
1025                  */
1026                 buf = map_sysmem(rd_addr, 0);
1027                 switch (genimg_get_format(buf)) {
1028 #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
1029                 case IMAGE_FORMAT_LEGACY:
1030                         printf("## Loading init Ramdisk from Legacy "
1031                                         "Image at %08lx ...\n", rd_addr);
1032
1033                         bootstage_mark(BOOTSTAGE_ID_CHECK_RAMDISK);
1034                         rd_hdr = image_get_ramdisk(rd_addr, arch,
1035                                                         images->verify);
1036
1037                         if (rd_hdr == NULL)
1038                                 return 1;
1039
1040                         rd_data = image_get_data(rd_hdr);
1041                         rd_len = image_get_data_size(rd_hdr);
1042                         rd_load = image_get_load(rd_hdr);
1043                         break;
1044 #endif
1045 #if IMAGE_ENABLE_FIT
1046                 case IMAGE_FORMAT_FIT:
1047                         rd_noffset = fit_image_load(images,
1048                                         rd_addr, &fit_uname_ramdisk,
1049                                         &fit_uname_config, arch,
1050                                         IH_TYPE_RAMDISK,
1051                                         BOOTSTAGE_ID_FIT_RD_START,
1052                                         FIT_LOAD_OPTIONAL_NON_ZERO,
1053                                         &rd_data, &rd_len);
1054                         if (rd_noffset < 0)
1055                                 return 1;
1056
1057                         images->fit_hdr_rd = map_sysmem(rd_addr, 0);
1058                         images->fit_uname_rd = fit_uname_ramdisk;
1059                         images->fit_noffset_rd = rd_noffset;
1060                         break;
1061 #endif
1062 #ifdef CONFIG_ANDROID_BOOT_IMAGE
1063                 case IMAGE_FORMAT_ANDROID:
1064                         android_image_get_ramdisk((void *)images->os.start,
1065                                 &rd_data, &rd_len);
1066                         break;
1067 #endif
1068                 default:
1069 #ifdef CONFIG_SUPPORT_RAW_INITRD
1070                         end = NULL;
1071                         if (select)
1072                                 end = strchr(select, ':');
1073                         if (end) {
1074                                 rd_len = simple_strtoul(++end, NULL, 16);
1075                                 rd_data = rd_addr;
1076                         } else
1077 #endif
1078                         {
1079                                 puts("Wrong Ramdisk Image Format\n");
1080                                 rd_data = rd_len = rd_load = 0;
1081                                 return 1;
1082                         }
1083                 }
1084         } else if (images->legacy_hdr_valid &&
1085                         image_check_type(&images->legacy_hdr_os_copy,
1086                                                 IH_TYPE_MULTI)) {
1087
1088                 /*
1089                  * Now check if we have a legacy mult-component image,
1090                  * get second entry data start address and len.
1091                  */
1092                 bootstage_mark(BOOTSTAGE_ID_RAMDISK);
1093                 printf("## Loading init Ramdisk from multi component "
1094                                 "Legacy Image at %08lx ...\n",
1095                                 (ulong)images->legacy_hdr_os);
1096
1097                 image_multi_getimg(images->legacy_hdr_os, 1, &rd_data, &rd_len);
1098         } else {
1099                 /*
1100                  * no initrd image
1101                  */
1102                 bootstage_mark(BOOTSTAGE_ID_NO_RAMDISK);
1103                 rd_len = rd_data = 0;
1104         }
1105
1106         if (!rd_data) {
1107                 debug("## No init Ramdisk\n");
1108         } else {
1109                 *rd_start = rd_data;
1110                 *rd_end = rd_data + rd_len;
1111         }
1112         debug("   ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n",
1113                         *rd_start, *rd_end);
1114
1115         return 0;
1116 }
1117
1118 #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
1119 /**
1120  * boot_ramdisk_high - relocate init ramdisk
1121  * @lmb: pointer to lmb handle, will be used for memory mgmt
1122  * @rd_data: ramdisk data start address
1123  * @rd_len: ramdisk data length
1124  * @initrd_start: pointer to a ulong variable, will hold final init ramdisk
1125  *      start address (after possible relocation)
1126  * @initrd_end: pointer to a ulong variable, will hold final init ramdisk
1127  *      end address (after possible relocation)
1128  *
1129  * boot_ramdisk_high() takes a relocation hint from "initrd_high" environment
1130  * variable and if requested ramdisk data is moved to a specified location.
1131  *
1132  * Initrd_start and initrd_end are set to final (after relocation) ramdisk
1133  * start/end addresses if ramdisk image start and len were provided,
1134  * otherwise set initrd_start and initrd_end set to zeros.
1135  *
1136  * returns:
1137  *      0 - success
1138  *     -1 - failure
1139  */
1140 int boot_ramdisk_high(struct lmb *lmb, ulong rd_data, ulong rd_len,
1141                   ulong *initrd_start, ulong *initrd_end)
1142 {
1143         char    *s;
1144         ulong   initrd_high;
1145         int     initrd_copy_to_ram = 1;
1146
1147         s = env_get("initrd_high");
1148         if (s) {
1149                 /* a value of "no" or a similar string will act like 0,
1150                  * turning the "load high" feature off. This is intentional.
1151                  */
1152                 initrd_high = simple_strtoul(s, NULL, 16);
1153                 if (initrd_high == ~0)
1154                         initrd_copy_to_ram = 0;
1155         } else {
1156                 initrd_high = env_get_bootm_mapsize() + env_get_bootm_low();
1157         }
1158
1159
1160         debug("## initrd_high = 0x%08lx, copy_to_ram = %d\n",
1161                         initrd_high, initrd_copy_to_ram);
1162
1163         if (rd_data) {
1164                 if (!initrd_copy_to_ram) {      /* zero-copy ramdisk support */
1165                         debug("   in-place initrd\n");
1166                         *initrd_start = rd_data;
1167                         *initrd_end = rd_data + rd_len;
1168                         lmb_reserve(lmb, rd_data, rd_len);
1169                 } else {
1170                         if (initrd_high)
1171                                 *initrd_start = (ulong)lmb_alloc_base(lmb,
1172                                                 rd_len, 0x1000, initrd_high);
1173                         else
1174                                 *initrd_start = (ulong)lmb_alloc(lmb, rd_len,
1175                                                                  0x1000);
1176
1177                         if (*initrd_start == 0) {
1178                                 puts("ramdisk - allocation error\n");
1179                                 goto error;
1180                         }
1181                         bootstage_mark(BOOTSTAGE_ID_COPY_RAMDISK);
1182
1183                         *initrd_end = *initrd_start + rd_len;
1184                         printf("   Loading Ramdisk to %08lx, end %08lx ... ",
1185                                         *initrd_start, *initrd_end);
1186
1187                         memmove_wd((void *)*initrd_start,
1188                                         (void *)rd_data, rd_len, CHUNKSZ);
1189
1190 #ifdef CONFIG_MP
1191                         /*
1192                          * Ensure the image is flushed to memory to handle
1193                          * AMP boot scenarios in which we might not be
1194                          * HW cache coherent
1195                          */
1196                         flush_cache((unsigned long)*initrd_start,
1197                                     ALIGN(rd_len, ARCH_DMA_MINALIGN));
1198 #endif
1199                         puts("OK\n");
1200                 }
1201         } else {
1202                 *initrd_start = 0;
1203                 *initrd_end = 0;
1204         }
1205         debug("   ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n",
1206                         *initrd_start, *initrd_end);
1207
1208         return 0;
1209
1210 error:
1211         return -1;
1212 }
1213 #endif /* CONFIG_SYS_BOOT_RAMDISK_HIGH */
1214
1215 int boot_get_setup(bootm_headers_t *images, uint8_t arch,
1216                    ulong *setup_start, ulong *setup_len)
1217 {
1218 #if IMAGE_ENABLE_FIT
1219         return boot_get_setup_fit(images, arch, setup_start, setup_len);
1220 #else
1221         return -ENOENT;
1222 #endif
1223 }
1224
1225 #if IMAGE_ENABLE_FIT
1226 #if defined(CONFIG_FPGA)
1227 int boot_get_fpga(int argc, char * const argv[], bootm_headers_t *images,
1228                   uint8_t arch, const ulong *ld_start, ulong * const ld_len)
1229 {
1230         ulong tmp_img_addr, img_data, img_len;
1231         void *buf;
1232         int conf_noffset;
1233         int fit_img_result;
1234         const char *uname, *name;
1235         int err;
1236         int devnum = 0; /* TODO support multi fpga platforms */
1237
1238         /* Check to see if the images struct has a FIT configuration */
1239         if (!genimg_has_config(images)) {
1240                 debug("## FIT configuration was not specified\n");
1241                 return 0;
1242         }
1243
1244         /*
1245          * Obtain the os FIT header from the images struct
1246          */
1247         tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
1248         buf = map_sysmem(tmp_img_addr, 0);
1249         /*
1250          * Check image type. For FIT images get FIT node
1251          * and attempt to locate a generic binary.
1252          */
1253         switch (genimg_get_format(buf)) {
1254         case IMAGE_FORMAT_FIT:
1255                 conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg);
1256
1257                 uname = fdt_stringlist_get(buf, conf_noffset, FIT_FPGA_PROP, 0,
1258                                            NULL);
1259                 if (!uname) {
1260                         debug("## FPGA image is not specified\n");
1261                         return 0;
1262                 }
1263                 fit_img_result = fit_image_load(images,
1264                                                 tmp_img_addr,
1265                                                 (const char **)&uname,
1266                                                 &(images->fit_uname_cfg),
1267                                                 arch,
1268                                                 IH_TYPE_FPGA,
1269                                                 BOOTSTAGE_ID_FPGA_INIT,
1270                                                 FIT_LOAD_OPTIONAL_NON_ZERO,
1271                                                 &img_data, &img_len);
1272
1273                 debug("FPGA image (%s) loaded to 0x%lx/size 0x%lx\n",
1274                       uname, img_data, img_len);
1275
1276                 if (fit_img_result < 0) {
1277                         /* Something went wrong! */
1278                         return fit_img_result;
1279                 }
1280
1281                 if (!fpga_is_partial_data(devnum, img_len)) {
1282                         name = "full";
1283                         err = fpga_loadbitstream(devnum, (char *)img_data,
1284                                                  img_len, BIT_FULL);
1285                         if (err)
1286                                 err = fpga_load(devnum, (const void *)img_data,
1287                                                 img_len, BIT_FULL);
1288                 } else {
1289                         name = "partial";
1290                         err = fpga_loadbitstream(devnum, (char *)img_data,
1291                                                  img_len, BIT_PARTIAL);
1292                         if (err)
1293                                 err = fpga_load(devnum, (const void *)img_data,
1294                                                 img_len, BIT_PARTIAL);
1295                 }
1296
1297                 if (err)
1298                         return err;
1299
1300                 printf("   Programming %s bitstream... OK\n", name);
1301                 break;
1302         default:
1303                 printf("The given image format is not supported (corrupt?)\n");
1304                 return 1;
1305         }
1306
1307         return 0;
1308 }
1309 #endif
1310
1311 static void fit_loadable_process(uint8_t img_type,
1312                                  ulong img_data,
1313                                  ulong img_len)
1314 {
1315         int i;
1316         const unsigned int count =
1317                         ll_entry_count(struct fit_loadable_tbl, fit_loadable);
1318         struct fit_loadable_tbl *fit_loadable_handler =
1319                         ll_entry_start(struct fit_loadable_tbl, fit_loadable);
1320         /* For each loadable handler */
1321         for (i = 0; i < count; i++, fit_loadable_handler++)
1322                 /* matching this type */
1323                 if (fit_loadable_handler->type == img_type)
1324                         /* call that handler with this image data */
1325                         fit_loadable_handler->handler(img_data, img_len);
1326 }
1327
1328 int boot_get_loadable(int argc, char * const argv[], bootm_headers_t *images,
1329                 uint8_t arch, const ulong *ld_start, ulong * const ld_len)
1330 {
1331         /*
1332          * These variables are used to hold the current image location
1333          * in system memory.
1334          */
1335         ulong tmp_img_addr;
1336         /*
1337          * These two variables are requirements for fit_image_load, but
1338          * their values are not used
1339          */
1340         ulong img_data, img_len;
1341         void *buf;
1342         int loadables_index;
1343         int conf_noffset;
1344         int fit_img_result;
1345         const char *uname;
1346         uint8_t img_type;
1347
1348         /* Check to see if the images struct has a FIT configuration */
1349         if (!genimg_has_config(images)) {
1350                 debug("## FIT configuration was not specified\n");
1351                 return 0;
1352         }
1353
1354         /*
1355          * Obtain the os FIT header from the images struct
1356          */
1357         tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
1358         buf = map_sysmem(tmp_img_addr, 0);
1359         /*
1360          * Check image type. For FIT images get FIT node
1361          * and attempt to locate a generic binary.
1362          */
1363         switch (genimg_get_format(buf)) {
1364         case IMAGE_FORMAT_FIT:
1365                 conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg);
1366
1367                 for (loadables_index = 0;
1368                      uname = fdt_stringlist_get(buf, conf_noffset,
1369                                         FIT_LOADABLE_PROP, loadables_index,
1370                                         NULL), uname;
1371                      loadables_index++)
1372                 {
1373                         fit_img_result = fit_image_load(images,
1374                                 tmp_img_addr,
1375                                 &uname,
1376                                 &(images->fit_uname_cfg), arch,
1377                                 IH_TYPE_LOADABLE,
1378                                 BOOTSTAGE_ID_FIT_LOADABLE_START,
1379                                 FIT_LOAD_OPTIONAL_NON_ZERO,
1380                                 &img_data, &img_len);
1381                         if (fit_img_result < 0) {
1382                                 /* Something went wrong! */
1383                                 return fit_img_result;
1384                         }
1385
1386                         fit_img_result = fit_image_get_node(buf, uname);
1387                         if (fit_img_result < 0) {
1388                                 /* Something went wrong! */
1389                                 return fit_img_result;
1390                         }
1391                         fit_img_result = fit_image_get_type(buf,
1392                                                             fit_img_result,
1393                                                             &img_type);
1394                         if (fit_img_result < 0) {
1395                                 /* Something went wrong! */
1396                                 return fit_img_result;
1397                         }
1398
1399                         fit_loadable_process(img_type, img_data, img_len);
1400                 }
1401                 break;
1402         default:
1403                 printf("The given image format is not supported (corrupt?)\n");
1404                 return 1;
1405         }
1406
1407         return 0;
1408 }
1409 #endif
1410
1411 #ifdef CONFIG_SYS_BOOT_GET_CMDLINE
1412 /**
1413  * boot_get_cmdline - allocate and initialize kernel cmdline
1414  * @lmb: pointer to lmb handle, will be used for memory mgmt
1415  * @cmd_start: pointer to a ulong variable, will hold cmdline start
1416  * @cmd_end: pointer to a ulong variable, will hold cmdline end
1417  *
1418  * boot_get_cmdline() allocates space for kernel command line below
1419  * BOOTMAPSZ + env_get_bootm_low() address. If "bootargs" U-Boot environment
1420  * variable is present its contents is copied to allocated kernel
1421  * command line.
1422  *
1423  * returns:
1424  *      0 - success
1425  *     -1 - failure
1426  */
1427 int boot_get_cmdline(struct lmb *lmb, ulong *cmd_start, ulong *cmd_end)
1428 {
1429         char *cmdline;
1430         char *s;
1431
1432         cmdline = (char *)(ulong)lmb_alloc_base(lmb, CONFIG_SYS_BARGSIZE, 0xf,
1433                                 env_get_bootm_mapsize() + env_get_bootm_low());
1434
1435         if (cmdline == NULL)
1436                 return -1;
1437
1438         s = env_get("bootargs");
1439         if (!s)
1440                 s = "";
1441
1442         strcpy(cmdline, s);
1443
1444         *cmd_start = (ulong) & cmdline[0];
1445         *cmd_end = *cmd_start + strlen(cmdline);
1446
1447         debug("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end);
1448
1449         return 0;
1450 }
1451 #endif /* CONFIG_SYS_BOOT_GET_CMDLINE */
1452
1453 #ifdef CONFIG_SYS_BOOT_GET_KBD
1454 /**
1455  * boot_get_kbd - allocate and initialize kernel copy of board info
1456  * @lmb: pointer to lmb handle, will be used for memory mgmt
1457  * @kbd: double pointer to board info data
1458  *
1459  * boot_get_kbd() allocates space for kernel copy of board info data below
1460  * BOOTMAPSZ + env_get_bootm_low() address and kernel board info is initialized
1461  * with the current u-boot board info data.
1462  *
1463  * returns:
1464  *      0 - success
1465  *     -1 - failure
1466  */
1467 int boot_get_kbd(struct lmb *lmb, bd_t **kbd)
1468 {
1469         *kbd = (bd_t *)(ulong)lmb_alloc_base(lmb, sizeof(bd_t), 0xf,
1470                                 env_get_bootm_mapsize() + env_get_bootm_low());
1471         if (*kbd == NULL)
1472                 return -1;
1473
1474         **kbd = *(gd->bd);
1475
1476         debug("## kernel board info at 0x%08lx\n", (ulong)*kbd);
1477
1478 #if defined(DEBUG) && defined(CONFIG_CMD_BDI)
1479         do_bdinfo(NULL, 0, 0, NULL);
1480 #endif
1481
1482         return 0;
1483 }
1484 #endif /* CONFIG_SYS_BOOT_GET_KBD */
1485
1486 #ifdef CONFIG_LMB
1487 int image_setup_linux(bootm_headers_t *images)
1488 {
1489         ulong of_size = images->ft_len;
1490         char **of_flat_tree = &images->ft_addr;
1491         struct lmb *lmb = &images->lmb;
1492         int ret;
1493
1494         if (IMAGE_ENABLE_OF_LIBFDT)
1495                 boot_fdt_add_mem_rsv_regions(lmb, *of_flat_tree);
1496
1497         if (IMAGE_BOOT_GET_CMDLINE) {
1498                 ret = boot_get_cmdline(lmb, &images->cmdline_start,
1499                                 &images->cmdline_end);
1500                 if (ret) {
1501                         puts("ERROR with allocation of cmdline\n");
1502                         return ret;
1503                 }
1504         }
1505
1506         if (IMAGE_ENABLE_OF_LIBFDT) {
1507                 ret = boot_relocate_fdt(lmb, of_flat_tree, &of_size);
1508                 if (ret)
1509                         return ret;
1510         }
1511
1512         if (IMAGE_ENABLE_OF_LIBFDT && of_size) {
1513                 ret = image_setup_libfdt(images, *of_flat_tree, of_size, lmb);
1514                 if (ret)
1515                         return ret;
1516         }
1517
1518         return 0;
1519 }
1520 #endif /* CONFIG_LMB */
1521 #endif /* !USE_HOSTCC */