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 #include <bzlib.h>
  36 #include <linux/lzo.h>
  37 #include <lzma/LzmaTypes.h>
  38 #include <lzma/LzmaDec.h>
  39 #include <lzma/LzmaTools.h>
  40
  41 #ifdef CONFIG_CMD_BDI
  42 extern int do_bdinfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
  43 #endif
  44
  45 DECLARE_GLOBAL_DATA_PTR;
  46
  47 #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
  48 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
  49                                                 int verify);
  50 #endif
  51 #else
  52 #include "mkimage.h"
  53 #include <u-boot/md5.h>
  54 #include <time.h>
  55 #include <image.h>
  56
  57 #ifndef __maybe_unused
  58 # define __maybe_unused         /* unimplemented */
  59 #endif
  60 #endif /* !USE_HOSTCC*/
  61
  62 #include <u-boot/crc.h>
  63
  64 #ifndef CONFIG_SYS_BARGSIZE
  65 #define CONFIG_SYS_BARGSIZE 512
  66 #endif
  67
  68 static const table_entry_t uimage_arch[] = {
  69         {       IH_ARCH_INVALID,        "invalid",      "Invalid ARCH", },
  70         {       IH_ARCH_ALPHA,          "alpha",        "Alpha",        },
  71         {       IH_ARCH_ARM,            "arm",          "ARM",          },
  72         {       IH_ARCH_I386,           "x86",          "Intel x86",    },
  73         {       IH_ARCH_IA64,           "ia64",         "IA64",         },
  74         {       IH_ARCH_M68K,           "m68k",         "M68K",         },
  75         {       IH_ARCH_MICROBLAZE,     "microblaze",   "MicroBlaze",   },
  76         {       IH_ARCH_MIPS,           "mips",         "MIPS",         },
  77         {       IH_ARCH_MIPS64,         "mips64",       "MIPS 64 Bit",  },
  78         {       IH_ARCH_NIOS2,          "nios2",        "NIOS II",      },
  79         {       IH_ARCH_PPC,            "powerpc",      "PowerPC",      },
  80         {       IH_ARCH_PPC,            "ppc",          "PowerPC",      },
  81         {       IH_ARCH_S390,           "s390",         "IBM S390",     },
  82         {       IH_ARCH_SH,             "sh",           "SuperH",       },
  83         {       IH_ARCH_SPARC,          "sparc",        "SPARC",        },
  84         {       IH_ARCH_SPARC64,        "sparc64",      "SPARC 64 Bit", },
  85         {       IH_ARCH_BLACKFIN,       "blackfin",     "Blackfin",     },
  86         {       IH_ARCH_AVR32,          "avr32",        "AVR32",        },
  87         {       IH_ARCH_NDS32,          "nds32",        "NDS32",        },
  88         {       IH_ARCH_OPENRISC,       "or1k",         "OpenRISC 1000",},
  89         {       IH_ARCH_SANDBOX,        "sandbox",      "Sandbox",      },
  90         {       IH_ARCH_ARM64,          "arm64",        "AArch64",      },
  91         {       IH_ARCH_ARC,            "arc",          "ARC",          },
  92         {       IH_ARCH_X86_64,         "x86_64",       "AMD x86_64",   },
  93         {       IH_ARCH_XTENSA,         "xtensa",       "Xtensa",       },
  94         {       IH_ARCH_RISCV,          "riscv",        "RISC-V",       },
  95         {       -1,                     "",             "",             },
  96 };
  97
  98 static const table_entry_t uimage_os[] = {
  99         {       IH_OS_INVALID,  "invalid",      "Invalid OS",           },
 100         {       IH_OS_ARM_TRUSTED_FIRMWARE, "arm-trusted-firmware", "ARM Trusted Firmware"  },
 101         {       IH_OS_LINUX,    "linux",        "Linux",                },
 102 #if defined(CONFIG_LYNXKDI) || defined(USE_HOSTCC)
 103         {       IH_OS_LYNXOS,   "lynxos",       "LynxOS",               },
 104 #endif
 105         {       IH_OS_NETBSD,   "netbsd",       "NetBSD",               },
 106         {       IH_OS_OSE,      "ose",          "Enea OSE",             },
 107         {       IH_OS_PLAN9,    "plan9",        "Plan 9",               },
 108         {       IH_OS_RTEMS,    "rtems",        "RTEMS",                },
 109         {       IH_OS_TEE,      "tee",          "Trusted Execution Environment" },
 110         {       IH_OS_U_BOOT,   "u-boot",       "U-Boot",               },
 111         {       IH_OS_VXWORKS,  "vxworks",      "VxWorks",              },
 112 #if defined(CONFIG_CMD_ELF) || defined(USE_HOSTCC)
 113         {       IH_OS_QNX,      "qnx",          "QNX",                  },
 114 #endif
 115 #if defined(CONFIG_INTEGRITY) || defined(USE_HOSTCC)
 116         {       IH_OS_INTEGRITY,"integrity",    "INTEGRITY",            },
 117 #endif
 118 #ifdef USE_HOSTCC
 119         {       IH_OS_4_4BSD,   "4_4bsd",       "4_4BSD",               },
 120         {       IH_OS_DELL,     "dell",         "Dell",                 },
 121         {       IH_OS_ESIX,     "esix",         "Esix",                 },
 122         {       IH_OS_FREEBSD,  "freebsd",      "FreeBSD",              },
 123         {       IH_OS_IRIX,     "irix",         "Irix",                 },
 124         {       IH_OS_NCR,      "ncr",          "NCR",                  },
 125         {       IH_OS_OPENBSD,  "openbsd",      "OpenBSD",              },
 126         {       IH_OS_PSOS,     "psos",         "pSOS",                 },
 127         {       IH_OS_SCO,      "sco",          "SCO",                  },
 128         {       IH_OS_SOLARIS,  "solaris",      "Solaris",              },
 129         {       IH_OS_SVR4,     "svr4",         "SVR4",                 },
 130 #endif
 131 #if defined(CONFIG_BOOTM_OPENRTOS) || defined(USE_HOSTCC)
 132         {       IH_OS_OPENRTOS, "openrtos",     "OpenRTOS",             },
 133 #endif
 134
 135         {       -1,             "",             "",                     },
 136 };
 137
 138 static const table_entry_t uimage_type[] = {
 139         {       IH_TYPE_AISIMAGE,   "aisimage",   "Davinci AIS image",},
 140         {       IH_TYPE_FILESYSTEM, "filesystem", "Filesystem Image",   },
 141         {       IH_TYPE_FIRMWARE,   "firmware",   "Firmware",           },
 142         {       IH_TYPE_FLATDT,     "flat_dt",    "Flat Device Tree",   },
 143         {       IH_TYPE_GPIMAGE,    "gpimage",    "TI Keystone SPL Image",},
 144         {       IH_TYPE_KERNEL,     "kernel",     "Kernel Image",       },
 145         {       IH_TYPE_KERNEL_NOLOAD, "kernel_noload",  "Kernel Image (no loading done)", },
 146         {       IH_TYPE_KWBIMAGE,   "kwbimage",   "Kirkwood Boot Image",},
 147         {       IH_TYPE_IMXIMAGE,   "imximage",   "Freescale i.MX Boot Image",},
 148         {       IH_TYPE_IMX8IMAGE,  "imx8image",  "NXP i.MX8 Boot Image",},
 149         {       IH_TYPE_IMX8MIMAGE, "imx8mimage", "NXP i.MX8M Boot Image",},
 150         {       IH_TYPE_INVALID,    "invalid",    "Invalid Image",      },
 151         {       IH_TYPE_MULTI,      "multi",      "Multi-File Image",   },
 152         {       IH_TYPE_OMAPIMAGE,  "omapimage",  "TI OMAP SPL With GP CH",},
 153         {       IH_TYPE_PBLIMAGE,   "pblimage",   "Freescale PBL Boot Image",},
 154         {       IH_TYPE_RAMDISK,    "ramdisk",    "RAMDisk Image",      },
 155         {       IH_TYPE_SCRIPT,     "script",     "Script",             },
 156         {       IH_TYPE_SOCFPGAIMAGE, "socfpgaimage", "Altera SoCFPGA CV/AV preloader",},
 157         {       IH_TYPE_SOCFPGAIMAGE_V1, "socfpgaimage_v1", "Altera SoCFPGA A10 preloader",},
 158         {       IH_TYPE_STANDALONE, "standalone", "Standalone Program", },
 159         {       IH_TYPE_UBLIMAGE,   "ublimage",   "Davinci UBL image",},
 160         {       IH_TYPE_MXSIMAGE,   "mxsimage",   "Freescale MXS Boot Image",},
 161         {       IH_TYPE_ATMELIMAGE, "atmelimage", "ATMEL ROM-Boot Image",},
 162         {       IH_TYPE_X86_SETUP,  "x86_setup",  "x86 setup.bin",    },
 163         {       IH_TYPE_LPC32XXIMAGE, "lpc32xximage",  "LPC32XX Boot Image", },
 164         {       IH_TYPE_RKIMAGE,    "rkimage",    "Rockchip Boot Image" },
 165         {       IH_TYPE_RKSD,       "rksd",       "Rockchip SD Boot Image" },
 166         {       IH_TYPE_RKSPI,      "rkspi",      "Rockchip SPI Boot Image" },
 167         {       IH_TYPE_VYBRIDIMAGE, "vybridimage",  "Vybrid Boot Image", },
 168         {       IH_TYPE_ZYNQIMAGE,  "zynqimage",  "Xilinx Zynq Boot Image" },
 169         {       IH_TYPE_ZYNQMPIMAGE, "zynqmpimage", "Xilinx ZynqMP Boot Image" },
 170         {       IH_TYPE_ZYNQMPBIF,  "zynqmpbif",  "Xilinx ZynqMP Boot Image (bif)" },
 171         {       IH_TYPE_FPGA,       "fpga",       "FPGA Image" },
 172         {       IH_TYPE_TEE,        "tee",        "Trusted Execution Environment Image",},
 173         {       IH_TYPE_FIRMWARE_IVT, "firmware_ivt", "Firmware with HABv4 IVT" },
 174         {       IH_TYPE_PMMC,        "pmmc",        "TI Power Management Micro-Controller Firmware",},
 175         {       IH_TYPE_STM32IMAGE, "stm32image", "STMicroelectronics STM32 Image" },
 176         {       IH_TYPE_MTKIMAGE,   "mtk_image",   "MediaTek BootROM loadable Image" },
 177         {       -1,                 "",           "",                   },
 178 };
 179
 180 static const table_entry_t uimage_comp[] = {
 181         {       IH_COMP_NONE,   "none",         "uncompressed",         },
 182         {       IH_COMP_BZIP2,  "bzip2",        "bzip2 compressed",     },
 183         {       IH_COMP_GZIP,   "gzip",         "gzip compressed",      },
 184         {       IH_COMP_LZMA,   "lzma",         "lzma compressed",      },
 185         {       IH_COMP_LZO,    "lzo",          "lzo compressed",       },
 186         {       IH_COMP_LZ4,    "lz4",          "lz4 compressed",       },
 187         {       -1,             "",             "",                     },
 188 };
 189
 190 struct table_info {
 191         const char *desc;
 192         int count;
 193         const table_entry_t *table;
 194 };
 195
 196 static const struct table_info table_info[IH_COUNT] = {
 197         { "architecture", IH_ARCH_COUNT, uimage_arch },
 198         { "compression", IH_COMP_COUNT, uimage_comp },
 199         { "operating system", IH_OS_COUNT, uimage_os },
 200         { "image type", IH_TYPE_COUNT, uimage_type },
 201 };
 202
 203 /*****************************************************************************/
 204 /* Legacy format routines */
 205 /*****************************************************************************/
 206 int image_check_hcrc(const image_header_t *hdr)
 207 {
 208         ulong hcrc;
 209         ulong len = image_get_header_size();
 210         image_header_t header;
 211
 212         /* Copy header so we can blank CRC field for re-calculation */
 213         memmove(&header, (char *)hdr, image_get_header_size());
 214         image_set_hcrc(&header, 0);
 215
 216         hcrc = crc32(0, (unsigned char *)&header, len);
 217
 218         return (hcrc == image_get_hcrc(hdr));
 219 }
 220
 221 int image_check_dcrc(const image_header_t *hdr)
 222 {
 223         ulong data = image_get_data(hdr);
 224         ulong len = image_get_data_size(hdr);
 225         ulong dcrc = crc32_wd(0, (unsigned char *)data, len, CHUNKSZ_CRC32);
 226
 227         return (dcrc == image_get_dcrc(hdr));
 228 }
 229
 230 /**
 231  * image_multi_count - get component (sub-image) count
 232  * @hdr: pointer to the header of the multi component image
 233  *
 234  * image_multi_count() returns number of components in a multi
 235  * component image.
 236  *
 237  * Note: no checking of the image type is done, caller must pass
 238  * a valid multi component image.
 239  *
 240  * returns:
 241  *     number of components
 242  */
 243 ulong image_multi_count(const image_header_t *hdr)
 244 {
 245         ulong i, count = 0;
 246         uint32_t *size;
 247
 248         /* get start of the image payload, which in case of multi
 249          * component images that points to a table of component sizes */
 250         size = (uint32_t *)image_get_data(hdr);
 251
 252         /* count non empty slots */
 253         for (i = 0; size[i]; ++i)
 254                 count++;
 255
 256         return count;
 257 }
 258
 259 /**
 260  * image_multi_getimg - get component data address and size
 261  * @hdr: pointer to the header of the multi component image
 262  * @idx: index of the requested component
 263  * @data: pointer to a ulong variable, will hold component data address
 264  * @len: pointer to a ulong variable, will hold component size
 265  *
 266  * image_multi_getimg() returns size and data address for the requested
 267  * component in a multi component image.
 268  *
 269  * Note: no checking of the image type is done, caller must pass
 270  * a valid multi component image.
 271  *
 272  * returns:
 273  *     data address and size of the component, if idx is valid
 274  *     0 in data and len, if idx is out of range
 275  */
 276 void image_multi_getimg(const image_header_t *hdr, ulong idx,
 277                         ulong *data, ulong *len)
 278 {
 279         int i;
 280         uint32_t *size;
 281         ulong offset, count, img_data;
 282
 283         /* get number of component */
 284         count = image_multi_count(hdr);
 285
 286         /* get start of the image payload, which in case of multi
 287          * component images that points to a table of component sizes */
 288         size = (uint32_t *)image_get_data(hdr);
 289
 290         /* get address of the proper component data start, which means
 291          * skipping sizes table (add 1 for last, null entry) */
 292         img_data = image_get_data(hdr) + (count + 1) * sizeof(uint32_t);
 293
 294         if (idx < count) {
 295                 *len = uimage_to_cpu(size[idx]);
 296                 offset = 0;
 297
 298                 /* go over all indices preceding requested component idx */
 299                 for (i = 0; i < idx; i++) {
 300                         /* add up i-th component size, rounding up to 4 bytes */
 301                         offset += (uimage_to_cpu(size[i]) + 3) & ~3 ;
 302                 }
 303
 304                 /* calculate idx-th component data address */
 305                 *data = img_data + offset;
 306         } else {
 307                 *len = 0;
 308                 *data = 0;
 309         }
 310 }
 311
 312 static void image_print_type(const image_header_t *hdr)
 313 {
 314         const char __maybe_unused *os, *arch, *type, *comp;
 315
 316         os = genimg_get_os_name(image_get_os(hdr));
 317         arch = genimg_get_arch_name(image_get_arch(hdr));
 318         type = genimg_get_type_name(image_get_type(hdr));
 319         comp = genimg_get_comp_name(image_get_comp(hdr));
 320
 321         printf("%s %s %s (%s)\n", arch, os, type, comp);
 322 }
 323
 324 /**
 325  * image_print_contents - prints out the contents of the legacy format image
 326  * @ptr: pointer to the legacy format image header
 327  * @p: pointer to prefix string
 328  *
 329  * image_print_contents() formats a multi line legacy image contents description.
 330  * The routine prints out all header fields followed by the size/offset data
 331  * for MULTI/SCRIPT images.
 332  *
 333  * returns:
 334  *     no returned results
 335  */
 336 void image_print_contents(const void *ptr)
 337 {
 338         const image_header_t *hdr = (const image_header_t *)ptr;
 339         const char __maybe_unused *p;
 340
 341         p = IMAGE_INDENT_STRING;
 342         printf("%sImage Name:   %.*s\n", p, IH_NMLEN, image_get_name(hdr));
 343         if (IMAGE_ENABLE_TIMESTAMP) {
 344                 printf("%sCreated:      ", p);
 345                 genimg_print_time((time_t)image_get_time(hdr));
 346         }
 347         printf("%sImage Type:   ", p);
 348         image_print_type(hdr);
 349         printf("%sData Size:    ", p);
 350         genimg_print_size(image_get_data_size(hdr));
 351         printf("%sLoad Address: %08x\n", p, image_get_load(hdr));
 352         printf("%sEntry Point:  %08x\n", p, image_get_ep(hdr));
 353
 354         if (image_check_type(hdr, IH_TYPE_MULTI) ||
 355                         image_check_type(hdr, IH_TYPE_SCRIPT)) {
 356                 int i;
 357                 ulong data, len;
 358                 ulong count = image_multi_count(hdr);
 359
 360                 printf("%sContents:\n", p);
 361                 for (i = 0; i < count; i++) {
 362                         image_multi_getimg(hdr, i, &data, &len);
 363
 364                         printf("%s   Image %d: ", p, i);
 365                         genimg_print_size(len);
 366
 367                         if (image_check_type(hdr, IH_TYPE_SCRIPT) && i > 0) {
 368                                 /*
 369                                  * the user may need to know offsets
 370                                  * if planning to do something with
 371                                  * multiple files
 372                                  */
 373                                 printf("%s    Offset = 0x%08lx\n", p, data);
 374                         }
 375                 }
 376         } else if (image_check_type(hdr, IH_TYPE_FIRMWARE_IVT)) {
 377                 printf("HAB Blocks:   0x%08x   0x0000   0x%08x\n",
 378                                 image_get_load(hdr) - image_get_header_size(),
 379                                 image_get_size(hdr) + image_get_header_size()
 380                                                 - 0x1FE0);
 381         }
 382 }
 383
 384 /**
 385  * print_decomp_msg() - Print a suitable decompression/loading message
 386  *
 387  * @type:       OS type (IH_OS_...)
 388  * @comp_type:  Compression type being used (IH_COMP_...)
 389  * @is_xip:     true if the load address matches the image start
 390  */
 391 static void print_decomp_msg(int comp_type, int type, bool is_xip)
 392 {
 393         const char *name = genimg_get_type_name(type);
 394
 395         if (comp_type == IH_COMP_NONE)
 396                 printf("   %s %s\n", is_xip ? "XIP" : "Loading", name);
 397         else
 398                 printf("   Uncompressing %s\n", name);
 399 }
 400
 401 int image_decomp(int comp, ulong load, ulong image_start, int type,
 402                  void *load_buf, void *image_buf, ulong image_len,
 403                  uint unc_len, ulong *load_end)
 404 {
 405         int ret = 0;
 406
 407         *load_end = load;
 408         print_decomp_msg(comp, type, load == image_start);
 409
 410         /*
 411          * Load the image to the right place, decompressing if needed. After
 412          * this, image_len will be set to the number of uncompressed bytes
 413          * loaded, ret will be non-zero on error.
 414          */
 415         switch (comp) {
 416         case IH_COMP_NONE:
 417                 if (load == image_start)
 418                         break;
 419                 if (image_len <= unc_len)
 420                         memmove_wd(load_buf, image_buf, image_len, CHUNKSZ);
 421                 else
 422                         ret = -ENOSPC;
 423                 break;
 424 #ifdef CONFIG_GZIP
 425         case IH_COMP_GZIP: {
 426                 ret = gunzip(load_buf, unc_len, image_buf, &image_len);
 427                 break;
 428         }
 429 #endif /* CONFIG_GZIP */
 430 #ifdef CONFIG_BZIP2
 431         case IH_COMP_BZIP2: {
 432                 uint size = unc_len;
 433
 434                 /*
 435                  * If we've got less than 4 MB of malloc() space,
 436                  * use slower decompression algorithm which requires
 437                  * at most 2300 KB of memory.
 438                  */
 439                 ret = BZ2_bzBuffToBuffDecompress(load_buf, &size,
 440                         image_buf, image_len,
 441                         CONFIG_SYS_MALLOC_LEN < (4096 * 1024), 0);
 442                 image_len = size;
 443                 break;
 444         }
 445 #endif /* CONFIG_BZIP2 */
 446 #ifdef CONFIG_LZMA
 447         case IH_COMP_LZMA: {
 448                 SizeT lzma_len = unc_len;
 449
 450                 ret = lzmaBuffToBuffDecompress(load_buf, &lzma_len,
 451                                                image_buf, image_len);
 452                 image_len = lzma_len;
 453                 break;
 454         }
 455 #endif /* CONFIG_LZMA */
 456 #ifdef CONFIG_LZO
 457         case IH_COMP_LZO: {
 458                 size_t size = unc_len;
 459
 460                 ret = lzop_decompress(image_buf, image_len, load_buf, &size);
 461                 image_len = size;
 462                 break;
 463         }
 464 #endif /* CONFIG_LZO */
 465 #ifdef CONFIG_LZ4
 466         case IH_COMP_LZ4: {
 467                 size_t size = unc_len;
 468
 469                 ret = ulz4fn(image_buf, image_len, load_buf, &size);
 470                 image_len = size;
 471                 break;
 472         }
 473 #endif /* CONFIG_LZ4 */
 474         default:
 475                 printf("Unimplemented compression type %d\n", comp);
 476                 return -ENOSYS;
 477         }
 478
 479         *load_end = load + image_len;
 480
 481         return ret;
 482 }
 483
 484
 485 #ifndef USE_HOSTCC
 486 #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
 487 /**
 488  * image_get_ramdisk - get and verify ramdisk image
 489  * @rd_addr: ramdisk image start address
 490  * @arch: expected ramdisk architecture
 491  * @verify: checksum verification flag
 492  *
 493  * image_get_ramdisk() returns a pointer to the verified ramdisk image
 494  * header. Routine receives image start address and expected architecture
 495  * flag. Verification done covers data and header integrity and os/type/arch
 496  * fields checking.
 497  *
 498  * returns:
 499  *     pointer to a ramdisk image header, if image was found and valid
 500  *     otherwise, return NULL
 501  */
 502 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
 503                                                 int verify)
 504 {
 505         const image_header_t *rd_hdr = (const image_header_t *)rd_addr;
 506
 507         if (!image_check_magic(rd_hdr)) {
 508                 puts("Bad Magic Number\n");
 509                 bootstage_error(BOOTSTAGE_ID_RD_MAGIC);
 510                 return NULL;
 511         }
 512
 513         if (!image_check_hcrc(rd_hdr)) {
 514                 puts("Bad Header Checksum\n");
 515                 bootstage_error(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
 516                 return NULL;
 517         }
 518
 519         bootstage_mark(BOOTSTAGE_ID_RD_MAGIC);
 520         image_print_contents(rd_hdr);
 521
 522         if (verify) {
 523                 puts("   Verifying Checksum ... ");
 524                 if (!image_check_dcrc(rd_hdr)) {
 525                         puts("Bad Data CRC\n");
 526                         bootstage_error(BOOTSTAGE_ID_RD_CHECKSUM);
 527                         return NULL;
 528                 }
 529                 puts("OK\n");
 530         }
 531
 532         bootstage_mark(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
 533
 534         if (!image_check_os(rd_hdr, IH_OS_LINUX) ||
 535             !image_check_arch(rd_hdr, arch) ||
 536             !image_check_type(rd_hdr, IH_TYPE_RAMDISK)) {
 537                 printf("No Linux %s Ramdisk Image\n",
 538                                 genimg_get_arch_name(arch));
 539                 bootstage_error(BOOTSTAGE_ID_RAMDISK);
 540                 return NULL;
 541         }
 542
 543         return rd_hdr;
 544 }
 545 #endif
 546 #endif /* !USE_HOSTCC */
 547
 548 /*****************************************************************************/
 549 /* Shared dual-format routines */
 550 /*****************************************************************************/
 551 #ifndef USE_HOSTCC
 552 ulong load_addr = CONFIG_SYS_LOAD_ADDR; /* Default Load Address */
 553 ulong save_addr;                        /* Default Save Address */
 554 ulong save_size;                        /* Default Save Size (in bytes) */
 555
 556 static int on_loadaddr(const char *name, const char *value, enum env_op op,
 557         int flags)
 558 {
 559         switch (op) {
 560         case env_op_create:
 561         case env_op_overwrite:
 562                 load_addr = simple_strtoul(value, NULL, 16);
 563                 break;
 564         default:
 565                 break;
 566         }
 567
 568         return 0;
 569 }
 570 U_BOOT_ENV_CALLBACK(loadaddr, on_loadaddr);
 571
 572 ulong env_get_bootm_low(void)
 573 {
 574         char *s = env_get("bootm_low");
 575         if (s) {
 576                 ulong tmp = simple_strtoul(s, NULL, 16);
 577                 return tmp;
 578         }
 579
 580 #if defined(CONFIG_SYS_SDRAM_BASE)
 581         return CONFIG_SYS_SDRAM_BASE;
 582 #elif defined(CONFIG_ARM)
 583         return gd->bd->bi_dram[0].start;
 584 #else
 585         return 0;
 586 #endif
 587 }
 588
 589 phys_size_t env_get_bootm_size(void)
 590 {
 591         phys_size_t tmp, size;
 592         phys_addr_t start;
 593         char *s = env_get("bootm_size");
 594         if (s) {
 595                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 596                 return tmp;
 597         }
 598
 599 #if defined(CONFIG_ARM) && defined(CONFIG_NR_DRAM_BANKS)
 600         start = gd->bd->bi_dram[0].start;
 601         size = gd->bd->bi_dram[0].size;
 602 #else
 603         start = gd->bd->bi_memstart;
 604         size = gd->bd->bi_memsize;
 605 #endif
 606
 607         s = env_get("bootm_low");
 608         if (s)
 609                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 610         else
 611                 tmp = start;
 612
 613         return size - (tmp - start);
 614 }
 615
 616 phys_size_t env_get_bootm_mapsize(void)
 617 {
 618         phys_size_t tmp;
 619         char *s = env_get("bootm_mapsize");
 620         if (s) {
 621                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 622                 return tmp;
 623         }
 624
 625 #if defined(CONFIG_SYS_BOOTMAPSZ)
 626         return CONFIG_SYS_BOOTMAPSZ;
 627 #else
 628         return env_get_bootm_size();
 629 #endif
 630 }
 631
 632 void memmove_wd(void *to, void *from, size_t len, ulong chunksz)
 633 {
 634         if (to == from)
 635                 return;
 636
 637 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
 638         if (to > from) {
 639                 from += len;
 640                 to += len;
 641         }
 642         while (len > 0) {
 643                 size_t tail = (len > chunksz) ? chunksz : len;
 644                 WATCHDOG_RESET();
 645                 if (to > from) {
 646                         to -= tail;
 647                         from -= tail;
 648                 }
 649                 memmove(to, from, tail);
 650                 if (to < from) {
 651                         to += tail;
 652                         from += tail;
 653                 }
 654                 len -= tail;
 655         }
 656 #else   /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
 657         memmove(to, from, len);
 658 #endif  /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
 659 }
 660 #else   /* USE_HOSTCC */
 661 void memmove_wd(void *to, void *from, size_t len, ulong chunksz)
 662 {
 663         memmove(to, from, len);
 664 }
 665 #endif /* !USE_HOSTCC */
 666
 667 void genimg_print_size(uint32_t size)
 668 {
 669 #ifndef USE_HOSTCC
 670         printf("%d Bytes = ", size);
 671         print_size(size, "\n");
 672 #else
 673         printf("%d Bytes = %.2f KiB = %.2f MiB\n",
 674                         size, (double)size / 1.024e3,
 675                         (double)size / 1.048576e6);
 676 #endif
 677 }
 678
 679 #if IMAGE_ENABLE_TIMESTAMP
 680 void genimg_print_time(time_t timestamp)
 681 {
 682 #ifndef USE_HOSTCC
 683         struct rtc_time tm;
 684
 685         rtc_to_tm(timestamp, &tm);
 686         printf("%4d-%02d-%02d  %2d:%02d:%02d UTC\n",
 687                         tm.tm_year, tm.tm_mon, tm.tm_mday,
 688                         tm.tm_hour, tm.tm_min, tm.tm_sec);
 689 #else
 690         printf("%s", ctime(&timestamp));
 691 #endif
 692 }
 693 #endif
 694
 695 const table_entry_t *get_table_entry(const table_entry_t *table, int id)
 696 {
 697         for (; table->id >= 0; ++table) {
 698                 if (table->id == id)
 699                         return table;
 700         }
 701         return NULL;
 702 }
 703
 704 static const char *unknown_msg(enum ih_category category)
 705 {
 706         static const char unknown_str[] = "Unknown ";
 707         static char msg[30];
 708
 709         strcpy(msg, unknown_str);
 710         strncat(msg, table_info[category].desc,
 711                 sizeof(msg) - sizeof(unknown_str));
 712
 713         return msg;
 714 }
 715
 716 /**
 717  * get_cat_table_entry_name - translate entry id to long name
 718  * @category: category to look up (enum ih_category)
 719  * @id: entry id to be translated
 720  *
 721  * This will scan the translation table trying to find the entry that matches
 722  * the given id.
 723  *
 724  * @retur long entry name if translation succeeds; error string on failure
 725  */
 726 const char *genimg_get_cat_name(enum ih_category category, uint id)
 727 {
 728         const table_entry_t *entry;
 729
 730         entry = get_table_entry(table_info[category].table, id);
 731         if (!entry)
 732                 return unknown_msg(category);
 733 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 734         return entry->lname;
 735 #else
 736         return entry->lname + gd->reloc_off;
 737 #endif
 738 }
 739
 740 /**
 741  * get_cat_table_entry_short_name - translate entry id to short name
 742  * @category: category to look up (enum ih_category)
 743  * @id: entry id to be translated
 744  *
 745  * This will scan the translation table trying to find the entry that matches
 746  * the given id.
 747  *
 748  * @retur short entry name if translation succeeds; error string on failure
 749  */
 750 const char *genimg_get_cat_short_name(enum ih_category category, uint id)
 751 {
 752         const table_entry_t *entry;
 753
 754         entry = get_table_entry(table_info[category].table, id);
 755         if (!entry)
 756                 return unknown_msg(category);
 757 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 758         return entry->sname;
 759 #else
 760         return entry->sname + gd->reloc_off;
 761 #endif
 762 }
 763
 764 int genimg_get_cat_count(enum ih_category category)
 765 {
 766         return table_info[category].count;
 767 }
 768
 769 const char *genimg_get_cat_desc(enum ih_category category)
 770 {
 771         return table_info[category].desc;
 772 }
 773
 774 /**
 775  * get_table_entry_name - translate entry id to long name
 776  * @table: pointer to a translation table for entries of a specific type
 777  * @msg: message to be returned when translation fails
 778  * @id: entry id to be translated
 779  *
 780  * get_table_entry_name() will go over translation table trying to find
 781  * entry that matches given id. If matching entry is found, its long
 782  * name is returned to the caller.
 783  *
 784  * returns:
 785  *     long entry name if translation succeeds
 786  *     msg otherwise
 787  */
 788 char *get_table_entry_name(const table_entry_t *table, char *msg, int id)
 789 {
 790         table = get_table_entry(table, id);
 791         if (!table)
 792                 return msg;
 793 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 794         return table->lname;
 795 #else
 796         return table->lname + gd->reloc_off;
 797 #endif
 798 }
 799
 800 const char *genimg_get_os_name(uint8_t os)
 801 {
 802         return (get_table_entry_name(uimage_os, "Unknown OS", os));
 803 }
 804
 805 const char *genimg_get_arch_name(uint8_t arch)
 806 {
 807         return (get_table_entry_name(uimage_arch, "Unknown Architecture",
 808                                         arch));
 809 }
 810
 811 const char *genimg_get_type_name(uint8_t type)
 812 {
 813         return (get_table_entry_name(uimage_type, "Unknown Image", type));
 814 }
 815
 816 static const char *genimg_get_short_name(const table_entry_t *table, int val)
 817 {
 818         table = get_table_entry(table, val);
 819         if (!table)
 820                 return "unknown";
 821 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 822         return table->sname;
 823 #else
 824         return table->sname + gd->reloc_off;
 825 #endif
 826 }
 827
 828 const char *genimg_get_type_short_name(uint8_t type)
 829 {
 830         return genimg_get_short_name(uimage_type, type);
 831 }
 832
 833 const char *genimg_get_comp_name(uint8_t comp)
 834 {
 835         return (get_table_entry_name(uimage_comp, "Unknown Compression",
 836                                         comp));
 837 }
 838
 839 const char *genimg_get_comp_short_name(uint8_t comp)
 840 {
 841         return genimg_get_short_name(uimage_comp, comp);
 842 }
 843
 844 const char *genimg_get_os_short_name(uint8_t os)
 845 {
 846         return genimg_get_short_name(uimage_os, os);
 847 }
 848
 849 const char *genimg_get_arch_short_name(uint8_t arch)
 850 {
 851         return genimg_get_short_name(uimage_arch, arch);
 852 }
 853
 854 /**
 855  * get_table_entry_id - translate short entry name to id
 856  * @table: pointer to a translation table for entries of a specific type
 857  * @table_name: to be used in case of error
 858  * @name: entry short name to be translated
 859  *
 860  * get_table_entry_id() will go over translation table trying to find
 861  * entry that matches given short name. If matching entry is found,
 862  * its id returned to the caller.
 863  *
 864  * returns:
 865  *     entry id if translation succeeds
 866  *     -1 otherwise
 867  */
 868 int get_table_entry_id(const table_entry_t *table,
 869                 const char *table_name, const char *name)
 870 {
 871         const table_entry_t *t;
 872
 873         for (t = table; t->id >= 0; ++t) {
 874 #ifdef CONFIG_NEEDS_MANUAL_RELOC
 875                 if (t->sname && strcasecmp(t->sname + gd->reloc_off, name) == 0)
 876 #else
 877                 if (t->sname && strcasecmp(t->sname, name) == 0)
 878 #endif
 879                         return (t->id);
 880         }
 881         debug("Invalid %s Type: %s\n", table_name, name);
 882
 883         return -1;
 884 }
 885
 886 int genimg_get_os_id(const char *name)
 887 {
 888         return (get_table_entry_id(uimage_os, "OS", name));
 889 }
 890
 891 int genimg_get_arch_id(const char *name)
 892 {
 893         return (get_table_entry_id(uimage_arch, "CPU", name));
 894 }
 895
 896 int genimg_get_type_id(const char *name)
 897 {
 898         return (get_table_entry_id(uimage_type, "Image", name));
 899 }
 900
 901 int genimg_get_comp_id(const char *name)
 902 {
 903         return (get_table_entry_id(uimage_comp, "Compression", name));
 904 }
 905
 906 #ifndef USE_HOSTCC
 907 /**
 908  * genimg_get_kernel_addr_fit - get the real kernel address and return 2
 909  *                              FIT strings
 910  * @img_addr: a string might contain real image address
 911  * @fit_uname_config: double pointer to a char, will hold pointer to a
 912  *                    configuration unit name
 913  * @fit_uname_kernel: double pointer to a char, will hold pointer to a subimage
 914  *                    name
 915  *
 916  * genimg_get_kernel_addr_fit get the real kernel start address from a string
 917  * which is normally the first argv of bootm/bootz
 918  *
 919  * returns:
 920  *     kernel start address
 921  */
 922 ulong genimg_get_kernel_addr_fit(char * const img_addr,
 923                              const char **fit_uname_config,
 924                              const char **fit_uname_kernel)
 925 {
 926         ulong kernel_addr;
 927
 928         /* find out kernel image address */
 929         if (!img_addr) {
 930                 kernel_addr = load_addr;
 931                 debug("*  kernel: default image load address = 0x%08lx\n",
 932                       load_addr);
 933 #if CONFIG_IS_ENABLED(FIT)
 934         } else if (fit_parse_conf(img_addr, load_addr, &kernel_addr,
 935                                   fit_uname_config)) {
 936                 debug("*  kernel: config '%s' from image at 0x%08lx\n",
 937                       *fit_uname_config, kernel_addr);
 938         } else if (fit_parse_subimage(img_addr, load_addr, &kernel_addr,
 939                                      fit_uname_kernel)) {
 940                 debug("*  kernel: subimage '%s' from image at 0x%08lx\n",
 941                       *fit_uname_kernel, kernel_addr);
 942 #endif
 943         } else {
 944                 kernel_addr = simple_strtoul(img_addr, NULL, 16);
 945                 debug("*  kernel: cmdline image address = 0x%08lx\n",
 946                       kernel_addr);
 947         }
 948
 949         return kernel_addr;
 950 }
 951
 952 /**
 953  * genimg_get_kernel_addr() is the simple version of
 954  * genimg_get_kernel_addr_fit(). It ignores those return FIT strings
 955  */
 956 ulong genimg_get_kernel_addr(char * const img_addr)
 957 {
 958         const char *fit_uname_config = NULL;
 959         const char *fit_uname_kernel = NULL;
 960
 961         return genimg_get_kernel_addr_fit(img_addr, &fit_uname_config,
 962                                           &fit_uname_kernel);
 963 }
 964
 965 /**
 966  * genimg_get_format - get image format type
 967  * @img_addr: image start address
 968  *
 969  * genimg_get_format() checks whether provided address points to a valid
 970  * legacy or FIT image.
 971  *
 972  * New uImage format and FDT blob are based on a libfdt. FDT blob
 973  * may be passed directly or embedded in a FIT image. In both situations
 974  * genimg_get_format() must be able to dectect libfdt header.
 975  *
 976  * returns:
 977  *     image format type or IMAGE_FORMAT_INVALID if no image is present
 978  */
 979 int genimg_get_format(const void *img_addr)
 980 {
 981 #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
 982         const image_header_t *hdr;
 983
 984         hdr = (const image_header_t *)img_addr;
 985         if (image_check_magic(hdr))
 986                 return IMAGE_FORMAT_LEGACY;
 987 #endif
 988 #if IMAGE_ENABLE_FIT || IMAGE_ENABLE_OF_LIBFDT
 989         if (fdt_check_header(img_addr) == 0)
 990                 return IMAGE_FORMAT_FIT;
 991 #endif
 992 #ifdef CONFIG_ANDROID_BOOT_IMAGE
 993         if (android_image_check_header(img_addr) == 0)
 994                 return IMAGE_FORMAT_ANDROID;
 995 #endif
 996
 997         return IMAGE_FORMAT_INVALID;
 998 }
 999
1000 /**
1001  * fit_has_config - check if there is a valid FIT configuration
1002  * @images: pointer to the bootm command headers structure
1003  *
1004  * fit_has_config() checks if there is a FIT configuration in use
1005  * (if FTI support is present).
1006  *
1007  * returns:
1008  *     0, no FIT support or no configuration found
1009  *     1, configuration found
1010  */
1011 int genimg_has_config(bootm_headers_t *images)
1012 {
1013 #if IMAGE_ENABLE_FIT
1014         if (images->fit_uname_cfg)
1015                 return 1;
1016 #endif
1017         return 0;
1018 }
1019
1020 /**
1021  * boot_get_ramdisk - main ramdisk handling routine
1022  * @argc: command argument count
1023  * @argv: command argument list
1024  * @images: pointer to the bootm images structure
1025  * @arch: expected ramdisk architecture
1026  * @rd_start: pointer to a ulong variable, will hold ramdisk start address
1027  * @rd_end: pointer to a ulong variable, will hold ramdisk end
1028  *
1029  * boot_get_ramdisk() is responsible for finding a valid ramdisk image.
1030  * Curently supported are the following ramdisk sources:
1031  *      - multicomponent kernel/ramdisk image,
1032  *      - commandline provided address of decicated ramdisk image.
1033  *
1034  * returns:
1035  *     0, if ramdisk image was found and valid, or skiped
1036  *     rd_start and rd_end are set to ramdisk start/end addresses if
1037  *     ramdisk image is found and valid
1038  *
1039  *     1, if ramdisk image is found but corrupted, or invalid
1040  *     rd_start and rd_end are set to 0 if no ramdisk exists
1041  */
1042 int boot_get_ramdisk(int argc, char * const argv[], bootm_headers_t *images,
1043                 uint8_t arch, ulong *rd_start, ulong *rd_end)
1044 {
1045         ulong rd_addr, rd_load;
1046         ulong rd_data, rd_len;
1047 #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
1048         const image_header_t *rd_hdr;
1049 #endif
1050         void *buf;
1051 #ifdef CONFIG_SUPPORT_RAW_INITRD
1052         char *end;
1053 #endif
1054 #if IMAGE_ENABLE_FIT
1055         const char      *fit_uname_config = images->fit_uname_cfg;
1056         const char      *fit_uname_ramdisk = NULL;
1057         ulong           default_addr;
1058         int             rd_noffset;
1059 #endif
1060         const char *select = NULL;
1061
1062         *rd_start = 0;
1063         *rd_end = 0;
1064
1065 #ifdef CONFIG_ANDROID_BOOT_IMAGE
1066         /*
1067          * Look for an Android boot image.
1068          */
1069         buf = map_sysmem(images->os.start, 0);
1070         if (buf && genimg_get_format(buf) == IMAGE_FORMAT_ANDROID)
1071                 select = (argc == 0) ? env_get("loadaddr") : argv[0];
1072 #endif
1073
1074         if (argc >= 2)
1075                 select = argv[1];
1076
1077         /*
1078          * Look for a '-' which indicates to ignore the
1079          * ramdisk argument
1080          */
1081         if (select && strcmp(select, "-") ==  0) {
1082                 debug("## Skipping init Ramdisk\n");
1083                 rd_len = rd_data = 0;
1084         } else if (select || genimg_has_config(images)) {
1085 #if IMAGE_ENABLE_FIT
1086                 if (select) {
1087                         /*
1088                          * If the init ramdisk comes from the FIT image and
1089                          * the FIT image address is omitted in the command
1090                          * line argument, try to use os FIT image address or
1091                          * default load address.
1092                          */
1093                         if (images->fit_uname_os)
1094                                 default_addr = (ulong)images->fit_hdr_os;
1095                         else
1096                                 default_addr = load_addr;
1097
1098                         if (fit_parse_conf(select, default_addr,
1099                                            &rd_addr, &fit_uname_config)) {
1100                                 debug("*  ramdisk: config '%s' from image at "
1101                                                 "0x%08lx\n",
1102                                                 fit_uname_config, rd_addr);
1103                         } else if (fit_parse_subimage(select, default_addr,
1104                                                 &rd_addr, &fit_uname_ramdisk)) {
1105                                 debug("*  ramdisk: subimage '%s' from image at "
1106                                                 "0x%08lx\n",
1107                                                 fit_uname_ramdisk, rd_addr);
1108                         } else
1109 #endif
1110                         {
1111                                 rd_addr = simple_strtoul(select, NULL, 16);
1112                                 debug("*  ramdisk: cmdline image address = "
1113                                                 "0x%08lx\n",
1114                                                 rd_addr);
1115                         }
1116 #if IMAGE_ENABLE_FIT
1117                 } else {
1118                         /* use FIT configuration provided in first bootm
1119                          * command argument. If the property is not defined,
1120                          * quit silently.
1121                          */
1122                         rd_addr = map_to_sysmem(images->fit_hdr_os);
1123                         rd_noffset = fit_get_node_from_config(images,
1124                                         FIT_RAMDISK_PROP, rd_addr);
1125                         if (rd_noffset == -ENOENT)
1126                                 return 0;
1127                         else if (rd_noffset < 0)
1128                                 return 1;
1129                 }
1130 #endif
1131
1132                 /*
1133                  * Check if there is an initrd image at the
1134                  * address provided in the second bootm argument
1135                  * check image type, for FIT images get FIT node.
1136                  */
1137                 buf = map_sysmem(rd_addr, 0);
1138                 switch (genimg_get_format(buf)) {
1139 #if CONFIG_IS_ENABLED(LEGACY_IMAGE_FORMAT)
1140                 case IMAGE_FORMAT_LEGACY:
1141                         printf("## Loading init Ramdisk from Legacy "
1142                                         "Image at %08lx ...\n", rd_addr);
1143
1144                         bootstage_mark(BOOTSTAGE_ID_CHECK_RAMDISK);
1145                         rd_hdr = image_get_ramdisk(rd_addr, arch,
1146                                                         images->verify);
1147
1148                         if (rd_hdr == NULL)
1149                                 return 1;
1150
1151                         rd_data = image_get_data(rd_hdr);
1152                         rd_len = image_get_data_size(rd_hdr);
1153                         rd_load = image_get_load(rd_hdr);
1154                         break;
1155 #endif
1156 #if IMAGE_ENABLE_FIT
1157                 case IMAGE_FORMAT_FIT:
1158                         rd_noffset = fit_image_load(images,
1159                                         rd_addr, &fit_uname_ramdisk,
1160                                         &fit_uname_config, arch,
1161                                         IH_TYPE_RAMDISK,
1162                                         BOOTSTAGE_ID_FIT_RD_START,
1163                                         FIT_LOAD_OPTIONAL_NON_ZERO,
1164                                         &rd_data, &rd_len);
1165                         if (rd_noffset < 0)
1166                                 return 1;
1167
1168                         images->fit_hdr_rd = map_sysmem(rd_addr, 0);
1169                         images->fit_uname_rd = fit_uname_ramdisk;
1170                         images->fit_noffset_rd = rd_noffset;
1171                         break;
1172 #endif
1173 #ifdef CONFIG_ANDROID_BOOT_IMAGE
1174                 case IMAGE_FORMAT_ANDROID:
1175                         android_image_get_ramdisk((void *)images->os.start,
1176                                 &rd_data, &rd_len);
1177                         break;
1178 #endif
1179                 default:
1180 #ifdef CONFIG_SUPPORT_RAW_INITRD
1181                         end = NULL;
1182                         if (select)
1183                                 end = strchr(select, ':');
1184                         if (end) {
1185                                 rd_len = simple_strtoul(++end, NULL, 16);
1186                                 rd_data = rd_addr;
1187                         } else
1188 #endif
1189                         {
1190                                 puts("Wrong Ramdisk Image Format\n");
1191                                 rd_data = rd_len = rd_load = 0;
1192                                 return 1;
1193                         }
1194                 }
1195         } else if (images->legacy_hdr_valid &&
1196                         image_check_type(&images->legacy_hdr_os_copy,
1197                                                 IH_TYPE_MULTI)) {
1198
1199                 /*
1200                  * Now check if we have a legacy mult-component image,
1201                  * get second entry data start address and len.
1202                  */
1203                 bootstage_mark(BOOTSTAGE_ID_RAMDISK);
1204                 printf("## Loading init Ramdisk from multi component "
1205                                 "Legacy Image at %08lx ...\n",
1206                                 (ulong)images->legacy_hdr_os);
1207
1208                 image_multi_getimg(images->legacy_hdr_os, 1, &rd_data, &rd_len);
1209         } else {
1210                 /*
1211                  * no initrd image
1212                  */
1213                 bootstage_mark(BOOTSTAGE_ID_NO_RAMDISK);
1214                 rd_len = rd_data = 0;
1215         }
1216
1217         if (!rd_data) {
1218                 debug("## No init Ramdisk\n");
1219         } else {
1220                 *rd_start = rd_data;
1221                 *rd_end = rd_data + rd_len;
1222         }
1223         debug("   ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n",
1224                         *rd_start, *rd_end);
1225
1226         return 0;
1227 }
1228
1229 #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
1230 /**
1231  * boot_ramdisk_high - relocate init ramdisk
1232  * @lmb: pointer to lmb handle, will be used for memory mgmt
1233  * @rd_data: ramdisk data start address
1234  * @rd_len: ramdisk data length
1235  * @initrd_start: pointer to a ulong variable, will hold final init ramdisk
1236  *      start address (after possible relocation)
1237  * @initrd_end: pointer to a ulong variable, will hold final init ramdisk
1238  *      end address (after possible relocation)
1239  *
1240  * boot_ramdisk_high() takes a relocation hint from "initrd_high" environment
1241  * variable and if requested ramdisk data is moved to a specified location.
1242  *
1243  * Initrd_start and initrd_end are set to final (after relocation) ramdisk
1244  * start/end addresses if ramdisk image start and len were provided,
1245  * otherwise set initrd_start and initrd_end set to zeros.
1246  *
1247  * returns:
1248  *      0 - success
1249  *     -1 - failure
1250  */
1251 int boot_ramdisk_high(struct lmb *lmb, ulong rd_data, ulong rd_len,
1252                   ulong *initrd_start, ulong *initrd_end)
1253 {
1254         char    *s;
1255         ulong   initrd_high;
1256         int     initrd_copy_to_ram = 1;
1257
1258         s = env_get("initrd_high");
1259         if (s) {
1260                 /* a value of "no" or a similar string will act like 0,
1261                  * turning the "load high" feature off. This is intentional.
1262                  */
1263                 initrd_high = simple_strtoul(s, NULL, 16);
1264                 if (initrd_high == ~0)
1265                         initrd_copy_to_ram = 0;
1266         } else {
1267                 initrd_high = env_get_bootm_mapsize() + env_get_bootm_low();
1268         }
1269
1270
1271         debug("## initrd_high = 0x%08lx, copy_to_ram = %d\n",
1272                         initrd_high, initrd_copy_to_ram);
1273
1274         if (rd_data) {
1275                 if (!initrd_copy_to_ram) {      /* zero-copy ramdisk support */
1276                         debug("   in-place initrd\n");
1277                         *initrd_start = rd_data;
1278                         *initrd_end = rd_data + rd_len;
1279                         lmb_reserve(lmb, rd_data, rd_len);
1280                 } else {
1281                         if (initrd_high)
1282                                 *initrd_start = (ulong)lmb_alloc_base(lmb,
1283                                                 rd_len, 0x1000, initrd_high);
1284                         else
1285                                 *initrd_start = (ulong)lmb_alloc(lmb, rd_len,
1286                                                                  0x1000);
1287
1288                         if (*initrd_start == 0) {
1289                                 puts("ramdisk - allocation error\n");
1290                                 goto error;
1291                         }
1292                         bootstage_mark(BOOTSTAGE_ID_COPY_RAMDISK);
1293
1294                         *initrd_end = *initrd_start + rd_len;
1295                         printf("   Loading Ramdisk to %08lx, end %08lx ... ",
1296                                         *initrd_start, *initrd_end);
1297
1298                         memmove_wd((void *)*initrd_start,
1299                                         (void *)rd_data, rd_len, CHUNKSZ);
1300
1301 #ifdef CONFIG_MP
1302                         /*
1303                          * Ensure the image is flushed to memory to handle
1304                          * AMP boot scenarios in which we might not be
1305                          * HW cache coherent
1306                          */
1307                         flush_cache((unsigned long)*initrd_start,
1308                                     ALIGN(rd_len, ARCH_DMA_MINALIGN));
1309 #endif
1310                         puts("OK\n");
1311                 }
1312         } else {
1313                 *initrd_start = 0;
1314                 *initrd_end = 0;
1315         }
1316         debug("   ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n",
1317                         *initrd_start, *initrd_end);
1318
1319         return 0;
1320
1321 error:
1322         return -1;
1323 }
1324 #endif /* CONFIG_SYS_BOOT_RAMDISK_HIGH */
1325
1326 int boot_get_setup(bootm_headers_t *images, uint8_t arch,
1327                    ulong *setup_start, ulong *setup_len)
1328 {
1329 #if IMAGE_ENABLE_FIT
1330         return boot_get_setup_fit(images, arch, setup_start, setup_len);
1331 #else
1332         return -ENOENT;
1333 #endif
1334 }
1335
1336 #if IMAGE_ENABLE_FIT
1337 #if defined(CONFIG_FPGA)
1338 int boot_get_fpga(int argc, char * const argv[], bootm_headers_t *images,
1339                   uint8_t arch, const ulong *ld_start, ulong * const ld_len)
1340 {
1341         ulong tmp_img_addr, img_data, img_len;
1342         void *buf;
1343         int conf_noffset;
1344         int fit_img_result;
1345         const char *uname, *name;
1346         int err;
1347         int devnum = 0; /* TODO support multi fpga platforms */
1348
1349         /* Check to see if the images struct has a FIT configuration */
1350         if (!genimg_has_config(images)) {
1351                 debug("## FIT configuration was not specified\n");
1352                 return 0;
1353         }
1354
1355         /*
1356          * Obtain the os FIT header from the images struct
1357          */
1358         tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
1359         buf = map_sysmem(tmp_img_addr, 0);
1360         /*
1361          * Check image type. For FIT images get FIT node
1362          * and attempt to locate a generic binary.
1363          */
1364         switch (genimg_get_format(buf)) {
1365         case IMAGE_FORMAT_FIT:
1366                 conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg);
1367
1368                 uname = fdt_stringlist_get(buf, conf_noffset, FIT_FPGA_PROP, 0,
1369                                            NULL);
1370                 if (!uname) {
1371                         debug("## FPGA image is not specified\n");
1372                         return 0;
1373                 }
1374                 fit_img_result = fit_image_load(images,
1375                                                 tmp_img_addr,
1376                                                 (const char **)&uname,
1377                                                 &(images->fit_uname_cfg),
1378                                                 arch,
1379                                                 IH_TYPE_FPGA,
1380                                                 BOOTSTAGE_ID_FPGA_INIT,
1381                                                 FIT_LOAD_OPTIONAL_NON_ZERO,
1382                                                 &img_data, &img_len);
1383
1384                 debug("FPGA image (%s) loaded to 0x%lx/size 0x%lx\n",
1385                       uname, img_data, img_len);
1386
1387                 if (fit_img_result < 0) {
1388                         /* Something went wrong! */
1389                         return fit_img_result;
1390                 }
1391
1392                 if (!fpga_is_partial_data(devnum, img_len)) {
1393                         name = "full";
1394                         err = fpga_loadbitstream(devnum, (char *)img_data,
1395                                                  img_len, BIT_FULL);
1396                         if (err)
1397                                 err = fpga_load(devnum, (const void *)img_data,
1398                                                 img_len, BIT_FULL);
1399                 } else {
1400                         name = "partial";
1401                         err = fpga_loadbitstream(devnum, (char *)img_data,
1402                                                  img_len, BIT_PARTIAL);
1403                         if (err)
1404                                 err = fpga_load(devnum, (const void *)img_data,
1405                                                 img_len, BIT_PARTIAL);
1406                 }
1407
1408                 if (err)
1409                         return err;
1410
1411                 printf("   Programming %s bitstream... OK\n", name);
1412                 break;
1413         default:
1414                 printf("The given image format is not supported (corrupt?)\n");
1415                 return 1;
1416         }
1417
1418         return 0;
1419 }
1420 #endif
1421
1422 static void fit_loadable_process(uint8_t img_type,
1423                                  ulong img_data,
1424                                  ulong img_len)
1425 {
1426         int i;
1427         const unsigned int count =
1428                         ll_entry_count(struct fit_loadable_tbl, fit_loadable);
1429         struct fit_loadable_tbl *fit_loadable_handler =
1430                         ll_entry_start(struct fit_loadable_tbl, fit_loadable);
1431         /* For each loadable handler */
1432         for (i = 0; i < count; i++, fit_loadable_handler++)
1433                 /* matching this type */
1434                 if (fit_loadable_handler->type == img_type)
1435                         /* call that handler with this image data */
1436                         fit_loadable_handler->handler(img_data, img_len);
1437 }
1438
1439 int boot_get_loadable(int argc, char * const argv[], bootm_headers_t *images,
1440                 uint8_t arch, const ulong *ld_start, ulong * const ld_len)
1441 {
1442         /*
1443          * These variables are used to hold the current image location
1444          * in system memory.
1445          */
1446         ulong tmp_img_addr;
1447         /*
1448          * These two variables are requirements for fit_image_load, but
1449          * their values are not used
1450          */
1451         ulong img_data, img_len;
1452         void *buf;
1453         int loadables_index;
1454         int conf_noffset;
1455         int fit_img_result;
1456         const char *uname;
1457         uint8_t img_type;
1458
1459         /* Check to see if the images struct has a FIT configuration */
1460         if (!genimg_has_config(images)) {
1461                 debug("## FIT configuration was not specified\n");
1462                 return 0;
1463         }
1464
1465         /*
1466          * Obtain the os FIT header from the images struct
1467          */
1468         tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
1469         buf = map_sysmem(tmp_img_addr, 0);
1470         /*
1471          * Check image type. For FIT images get FIT node
1472          * and attempt to locate a generic binary.
1473          */
1474         switch (genimg_get_format(buf)) {
1475         case IMAGE_FORMAT_FIT:
1476                 conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg);
1477
1478                 for (loadables_index = 0;
1479                      uname = fdt_stringlist_get(buf, conf_noffset,
1480                                         FIT_LOADABLE_PROP, loadables_index,
1481                                         NULL), uname;
1482                      loadables_index++)
1483                 {
1484                         fit_img_result = fit_image_load(images,
1485                                 tmp_img_addr,
1486                                 &uname,
1487                                 &(images->fit_uname_cfg), arch,
1488                                 IH_TYPE_LOADABLE,
1489                                 BOOTSTAGE_ID_FIT_LOADABLE_START,
1490                                 FIT_LOAD_OPTIONAL_NON_ZERO,
1491                                 &img_data, &img_len);
1492                         if (fit_img_result < 0) {
1493                                 /* Something went wrong! */
1494                                 return fit_img_result;
1495                         }
1496
1497                         fit_img_result = fit_image_get_node(buf, uname);
1498                         if (fit_img_result < 0) {
1499                                 /* Something went wrong! */
1500                                 return fit_img_result;
1501                         }
1502                         fit_img_result = fit_image_get_type(buf,
1503                                                             fit_img_result,
1504                                                             &img_type);
1505                         if (fit_img_result < 0) {
1506                                 /* Something went wrong! */
1507                                 return fit_img_result;
1508                         }
1509
1510                         fit_loadable_process(img_type, img_data, img_len);
1511                 }
1512                 break;
1513         default:
1514                 printf("The given image format is not supported (corrupt?)\n");
1515                 return 1;
1516         }
1517
1518         return 0;
1519 }
1520 #endif
1521
1522 #ifdef CONFIG_SYS_BOOT_GET_CMDLINE
1523 /**
1524  * boot_get_cmdline - allocate and initialize kernel cmdline
1525  * @lmb: pointer to lmb handle, will be used for memory mgmt
1526  * @cmd_start: pointer to a ulong variable, will hold cmdline start
1527  * @cmd_end: pointer to a ulong variable, will hold cmdline end
1528  *
1529  * boot_get_cmdline() allocates space for kernel command line below
1530  * BOOTMAPSZ + env_get_bootm_low() address. If "bootargs" U-Boot environment
1531  * variable is present its contents is copied to allocated kernel
1532  * command line.
1533  *
1534  * returns:
1535  *      0 - success
1536  *     -1 - failure
1537  */
1538 int boot_get_cmdline(struct lmb *lmb, ulong *cmd_start, ulong *cmd_end)
1539 {
1540         char *cmdline;
1541         char *s;
1542
1543         cmdline = (char *)(ulong)lmb_alloc_base(lmb, CONFIG_SYS_BARGSIZE, 0xf,
1544                                 env_get_bootm_mapsize() + env_get_bootm_low());
1545
1546         if (cmdline == NULL)
1547                 return -1;
1548
1549         s = env_get("bootargs");
1550         if (!s)
1551                 s = "";
1552
1553         strcpy(cmdline, s);
1554
1555         *cmd_start = (ulong) & cmdline[0];
1556         *cmd_end = *cmd_start + strlen(cmdline);
1557
1558         debug("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end);
1559
1560         return 0;
1561 }
1562 #endif /* CONFIG_SYS_BOOT_GET_CMDLINE */
1563
1564 #ifdef CONFIG_SYS_BOOT_GET_KBD
1565 /**
1566  * boot_get_kbd - allocate and initialize kernel copy of board info
1567  * @lmb: pointer to lmb handle, will be used for memory mgmt
1568  * @kbd: double pointer to board info data
1569  *
1570  * boot_get_kbd() allocates space for kernel copy of board info data below
1571  * BOOTMAPSZ + env_get_bootm_low() address and kernel board info is initialized
1572  * with the current u-boot board info data.
1573  *
1574  * returns:
1575  *      0 - success
1576  *     -1 - failure
1577  */
1578 int boot_get_kbd(struct lmb *lmb, bd_t **kbd)
1579 {
1580         *kbd = (bd_t *)(ulong)lmb_alloc_base(lmb, sizeof(bd_t), 0xf,
1581                                 env_get_bootm_mapsize() + env_get_bootm_low());
1582         if (*kbd == NULL)
1583                 return -1;
1584
1585         **kbd = *(gd->bd);
1586
1587         debug("## kernel board info at 0x%08lx\n", (ulong)*kbd);
1588
1589 #if defined(DEBUG) && defined(CONFIG_CMD_BDI)
1590         do_bdinfo(NULL, 0, 0, NULL);
1591 #endif
1592
1593         return 0;
1594 }
1595 #endif /* CONFIG_SYS_BOOT_GET_KBD */
1596
1597 #ifdef CONFIG_LMB
1598 int image_setup_linux(bootm_headers_t *images)
1599 {
1600         ulong of_size = images->ft_len;
1601         char **of_flat_tree = &images->ft_addr;
1602         struct lmb *lmb = &images->lmb;
1603         int ret;
1604
1605         if (IMAGE_ENABLE_OF_LIBFDT)
1606                 boot_fdt_add_mem_rsv_regions(lmb, *of_flat_tree);
1607
1608         if (IMAGE_BOOT_GET_CMDLINE) {
1609                 ret = boot_get_cmdline(lmb, &images->cmdline_start,
1610                                 &images->cmdline_end);
1611                 if (ret) {
1612                         puts("ERROR with allocation of cmdline\n");
1613                         return ret;
1614                 }
1615         }
1616
1617         if (IMAGE_ENABLE_OF_LIBFDT) {
1618                 ret = boot_relocate_fdt(lmb, of_flat_tree, &of_size);
1619                 if (ret)
1620                         return ret;
1621         }
1622
1623         if (IMAGE_ENABLE_OF_LIBFDT && of_size) {
1624                 ret = image_setup_libfdt(images, *of_flat_tree, of_size, lmb);
1625                 if (ret)
1626                         return ret;
1627         }
1628
1629         return 0;
1630 }
1631 #endif /* CONFIG_LMB */
1632 #endif /* !USE_HOSTCC */