git.sur5r.net Git - u-boot/blob - common/image.c

   1 /*
   2  * (C) Copyright 2008 Semihalf
   3  *
   4  * (C) Copyright 2000-2006
   5  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   6  *
   7  * SPDX-License-Identifier:     GPL-2.0+
   8  */
   9
  10 #ifndef USE_HOSTCC
  11 #include <common.h>
  12 #include <watchdog.h>
  13
  14 #ifdef CONFIG_SHOW_BOOT_PROGRESS
  15 #include <status_led.h>
  16 #endif
  17
  18 #ifdef CONFIG_HAS_DATAFLASH
  19 #include <dataflash.h>
  20 #endif
  21
  22 #ifdef CONFIG_LOGBUFFER
  23 #include <logbuff.h>
  24 #endif
  25
  26 #include <rtc.h>
  27
  28 #include <environment.h>
  29 #include <image.h>
  30 #include <mapmem.h>
  31
  32 #if IMAGE_ENABLE_FIT || IMAGE_ENABLE_OF_LIBFDT
  33 #include <libfdt.h>
  34 #include <fdt_support.h>
  35 #include <fpga.h>
  36 #include <xilinx.h>
  37 #endif
  38
  39 #include <u-boot/md5.h>
  40 #include <u-boot/sha1.h>
  41 #include <linux/errno.h>
  42 #include <asm/io.h>
  43
  44 #ifdef CONFIG_CMD_BDI
  45 extern int do_bdinfo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
  46 #endif
  47
  48 DECLARE_GLOBAL_DATA_PTR;
  49
  50 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
  51 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
  52                                                 int verify);
  53 #endif
  54 #else
  55 #include "mkimage.h"
  56 #include <u-boot/md5.h>
  57 #include <time.h>
  58 #include <image.h>
  59
  60 #ifndef __maybe_unused
  61 # define __maybe_unused         /* unimplemented */
  62 #endif
  63 #endif /* !USE_HOSTCC*/
  64
  65 #include <u-boot/crc.h>
  66
  67 #ifndef CONFIG_SYS_BARGSIZE
  68 #define CONFIG_SYS_BARGSIZE 512
  69 #endif
  70
  71 static const table_entry_t uimage_arch[] = {
  72         {       IH_ARCH_INVALID,        "invalid",      "Invalid ARCH", },
  73         {       IH_ARCH_ALPHA,          "alpha",        "Alpha",        },
  74         {       IH_ARCH_ARM,            "arm",          "ARM",          },
  75         {       IH_ARCH_I386,           "x86",          "Intel x86",    },
  76         {       IH_ARCH_IA64,           "ia64",         "IA64",         },
  77         {       IH_ARCH_M68K,           "m68k",         "M68K",         },
  78         {       IH_ARCH_MICROBLAZE,     "microblaze",   "MicroBlaze",   },
  79         {       IH_ARCH_MIPS,           "mips",         "MIPS",         },
  80         {       IH_ARCH_MIPS64,         "mips64",       "MIPS 64 Bit",  },
  81         {       IH_ARCH_NIOS2,          "nios2",        "NIOS II",      },
  82         {       IH_ARCH_PPC,            "powerpc",      "PowerPC",      },
  83         {       IH_ARCH_PPC,            "ppc",          "PowerPC",      },
  84         {       IH_ARCH_S390,           "s390",         "IBM S390",     },
  85         {       IH_ARCH_SH,             "sh",           "SuperH",       },
  86         {       IH_ARCH_SPARC,          "sparc",        "SPARC",        },
  87         {       IH_ARCH_SPARC64,        "sparc64",      "SPARC 64 Bit", },
  88         {       IH_ARCH_BLACKFIN,       "blackfin",     "Blackfin",     },
  89         {       IH_ARCH_AVR32,          "avr32",        "AVR32",        },
  90         {       IH_ARCH_NDS32,          "nds32",        "NDS32",        },
  91         {       IH_ARCH_OPENRISC,       "or1k",         "OpenRISC 1000",},
  92         {       IH_ARCH_SANDBOX,        "sandbox",      "Sandbox",      },
  93         {       IH_ARCH_ARM64,          "arm64",        "AArch64",      },
  94         {       IH_ARCH_ARC,            "arc",          "ARC",          },
  95         {       IH_ARCH_X86_64,         "x86_64",       "AMD x86_64",   },
  96         {       IH_ARCH_XTENSA,         "xtensa",       "Xtensa",       },
  97         {       -1,                     "",             "",             },
  98 };
  99
 100 static const table_entry_t uimage_os[] = {
 101         {       IH_OS_INVALID,  "invalid",      "Invalid OS",           },
 102         {       IH_OS_LINUX,    "linux",        "Linux",                },
 103 #if defined(CONFIG_LYNXKDI) || defined(USE_HOSTCC)
 104         {       IH_OS_LYNXOS,   "lynxos",       "LynxOS",               },
 105 #endif
 106         {       IH_OS_NETBSD,   "netbsd",       "NetBSD",               },
 107         {       IH_OS_OSE,      "ose",          "Enea OSE",             },
 108         {       IH_OS_PLAN9,    "plan9",        "Plan 9",               },
 109         {       IH_OS_RTEMS,    "rtems",        "RTEMS",                },
 110         {       IH_OS_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_INVALID,    "invalid",    "Invalid Image",      },
 149         {       IH_TYPE_MULTI,      "multi",      "Multi-File Image",   },
 150         {       IH_TYPE_OMAPIMAGE,  "omapimage",  "TI OMAP SPL With GP CH",},
 151         {       IH_TYPE_PBLIMAGE,   "pblimage",   "Freescale PBL Boot Image",},
 152         {       IH_TYPE_RAMDISK,    "ramdisk",    "RAMDisk Image",      },
 153         {       IH_TYPE_SCRIPT,     "script",     "Script",             },
 154         {       IH_TYPE_SOCFPGAIMAGE, "socfpgaimage", "Altera SOCFPGA preloader",},
 155         {       IH_TYPE_STANDALONE, "standalone", "Standalone Program", },
 156         {       IH_TYPE_UBLIMAGE,   "ublimage",   "Davinci UBL image",},
 157         {       IH_TYPE_MXSIMAGE,   "mxsimage",   "Freescale MXS Boot Image",},
 158         {       IH_TYPE_ATMELIMAGE, "atmelimage", "ATMEL ROM-Boot Image",},
 159         {       IH_TYPE_X86_SETUP,  "x86_setup",  "x86 setup.bin",    },
 160         {       IH_TYPE_LPC32XXIMAGE, "lpc32xximage",  "LPC32XX Boot Image", },
 161         {       IH_TYPE_RKIMAGE,    "rkimage",    "Rockchip Boot Image" },
 162         {       IH_TYPE_RKSD,       "rksd",       "Rockchip SD Boot Image" },
 163         {       IH_TYPE_RKSPI,      "rkspi",      "Rockchip SPI Boot Image" },
 164         {       IH_TYPE_VYBRIDIMAGE, "vybridimage",  "Vybrid Boot Image", },
 165         {       IH_TYPE_ZYNQIMAGE,  "zynqimage",  "Xilinx Zynq Boot Image" },
 166         {       IH_TYPE_ZYNQMPIMAGE, "zynqmpimage", "Xilinx ZynqMP Boot Image" },
 167         {       IH_TYPE_FPGA,       "fpga",       "FPGA Image" },
 168         {       IH_TYPE_TEE,        "tee",        "Trusted Execution Environment Image",},
 169         {       IH_TYPE_FIRMWARE_IVT, "firmware_ivt", "Firmware with HABv4 IVT" },
 170         {       IH_TYPE_PMMC,        "pmmc",        "TI Power Management Micro-Controller Firmware",},
 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 defined(CONFIG_IMAGE_FORMAT_LEGACY)
 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  * If dataflash support is enabled routine checks for dataflash addresses
 393  * and handles required dataflash reads.
 394  *
 395  * returns:
 396  *     pointer to a ramdisk image header, if image was found and valid
 397  *     otherwise, return NULL
 398  */
 399 static const image_header_t *image_get_ramdisk(ulong rd_addr, uint8_t arch,
 400                                                 int verify)
 401 {
 402         const image_header_t *rd_hdr = (const image_header_t *)rd_addr;
 403
 404         if (!image_check_magic(rd_hdr)) {
 405                 puts("Bad Magic Number\n");
 406                 bootstage_error(BOOTSTAGE_ID_RD_MAGIC);
 407                 return NULL;
 408         }
 409
 410         if (!image_check_hcrc(rd_hdr)) {
 411                 puts("Bad Header Checksum\n");
 412                 bootstage_error(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
 413                 return NULL;
 414         }
 415
 416         bootstage_mark(BOOTSTAGE_ID_RD_MAGIC);
 417         image_print_contents(rd_hdr);
 418
 419         if (verify) {
 420                 puts("   Verifying Checksum ... ");
 421                 if (!image_check_dcrc(rd_hdr)) {
 422                         puts("Bad Data CRC\n");
 423                         bootstage_error(BOOTSTAGE_ID_RD_CHECKSUM);
 424                         return NULL;
 425                 }
 426                 puts("OK\n");
 427         }
 428
 429         bootstage_mark(BOOTSTAGE_ID_RD_HDR_CHECKSUM);
 430
 431         if (!image_check_os(rd_hdr, IH_OS_LINUX) ||
 432             !image_check_arch(rd_hdr, arch) ||
 433             !image_check_type(rd_hdr, IH_TYPE_RAMDISK)) {
 434                 printf("No Linux %s Ramdisk Image\n",
 435                                 genimg_get_arch_name(arch));
 436                 bootstage_error(BOOTSTAGE_ID_RAMDISK);
 437                 return NULL;
 438         }
 439
 440         return rd_hdr;
 441 }
 442 #endif
 443 #endif /* !USE_HOSTCC */
 444
 445 /*****************************************************************************/
 446 /* Shared dual-format routines */
 447 /*****************************************************************************/
 448 #ifndef USE_HOSTCC
 449 ulong load_addr = CONFIG_SYS_LOAD_ADDR; /* Default Load Address */
 450 ulong save_addr;                        /* Default Save Address */
 451 ulong save_size;                        /* Default Save Size (in bytes) */
 452
 453 static int on_loadaddr(const char *name, const char *value, enum env_op op,
 454         int flags)
 455 {
 456         switch (op) {
 457         case env_op_create:
 458         case env_op_overwrite:
 459                 load_addr = simple_strtoul(value, NULL, 16);
 460                 break;
 461         default:
 462                 break;
 463         }
 464
 465         return 0;
 466 }
 467 U_BOOT_ENV_CALLBACK(loadaddr, on_loadaddr);
 468
 469 ulong env_get_bootm_low(void)
 470 {
 471         char *s = env_get("bootm_low");
 472         if (s) {
 473                 ulong tmp = simple_strtoul(s, NULL, 16);
 474                 return tmp;
 475         }
 476
 477 #if defined(CONFIG_SYS_SDRAM_BASE)
 478         return CONFIG_SYS_SDRAM_BASE;
 479 #elif defined(CONFIG_ARM)
 480         return gd->bd->bi_dram[0].start;
 481 #else
 482         return 0;
 483 #endif
 484 }
 485
 486 phys_size_t env_get_bootm_size(void)
 487 {
 488         phys_size_t tmp, size;
 489         phys_addr_t start;
 490         char *s = env_get("bootm_size");
 491         if (s) {
 492                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 493                 return tmp;
 494         }
 495
 496 #if defined(CONFIG_ARM) && defined(CONFIG_NR_DRAM_BANKS)
 497         start = gd->bd->bi_dram[0].start;
 498         size = gd->bd->bi_dram[0].size;
 499 #else
 500         start = gd->bd->bi_memstart;
 501         size = gd->bd->bi_memsize;
 502 #endif
 503
 504         s = env_get("bootm_low");
 505         if (s)
 506                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 507         else
 508                 tmp = start;
 509
 510         return size - (tmp - start);
 511 }
 512
 513 phys_size_t env_get_bootm_mapsize(void)
 514 {
 515         phys_size_t tmp;
 516         char *s = env_get("bootm_mapsize");
 517         if (s) {
 518                 tmp = (phys_size_t)simple_strtoull(s, NULL, 16);
 519                 return tmp;
 520         }
 521
 522 #if defined(CONFIG_SYS_BOOTMAPSZ)
 523         return CONFIG_SYS_BOOTMAPSZ;
 524 #else
 525         return env_get_bootm_size();
 526 #endif
 527 }
 528
 529 void memmove_wd(void *to, void *from, size_t len, ulong chunksz)
 530 {
 531         if (to == from)
 532                 return;
 533
 534 #if defined(CONFIG_HW_WATCHDOG) || defined(CONFIG_WATCHDOG)
 535         if (to > from) {
 536                 from += len;
 537                 to += len;
 538         }
 539         while (len > 0) {
 540                 size_t tail = (len > chunksz) ? chunksz : len;
 541                 WATCHDOG_RESET();
 542                 if (to > from) {
 543                         to -= tail;
 544                         from -= tail;
 545                 }
 546                 memmove(to, from, tail);
 547                 if (to < from) {
 548                         to += tail;
 549                         from += tail;
 550                 }
 551                 len -= tail;
 552         }
 553 #else   /* !(CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG) */
 554         memmove(to, from, len);
 555 #endif  /* CONFIG_HW_WATCHDOG || CONFIG_WATCHDOG */
 556 }
 557 #endif /* !USE_HOSTCC */
 558
 559 void genimg_print_size(uint32_t size)
 560 {
 561 #ifndef USE_HOSTCC
 562         printf("%d Bytes = ", size);
 563         print_size(size, "\n");
 564 #else
 565         printf("%d Bytes = %.2f KiB = %.2f MiB\n",
 566                         size, (double)size / 1.024e3,
 567                         (double)size / 1.048576e6);
 568 #endif
 569 }
 570
 571 #if IMAGE_ENABLE_TIMESTAMP
 572 void genimg_print_time(time_t timestamp)
 573 {
 574 #ifndef USE_HOSTCC
 575         struct rtc_time tm;
 576
 577         rtc_to_tm(timestamp, &tm);
 578         printf("%4d-%02d-%02d  %2d:%02d:%02d UTC\n",
 579                         tm.tm_year, tm.tm_mon, tm.tm_mday,
 580                         tm.tm_hour, tm.tm_min, tm.tm_sec);
 581 #else
 582         printf("%s", ctime(&timestamp));
 583 #endif
 584 }
 585 #endif
 586
 587 const table_entry_t *get_table_entry(const table_entry_t *table, int id)
 588 {
 589         for (; table->id >= 0; ++table) {
 590                 if (table->id == id)
 591                         return table;
 592         }
 593         return NULL;
 594 }
 595
 596 static const char *unknown_msg(enum ih_category category)
 597 {
 598         static const char unknown_str[] = "Unknown ";
 599         static char msg[30];
 600
 601         strcpy(msg, unknown_str);
 602         strncat(msg, table_info[category].desc,
 603                 sizeof(msg) - sizeof(unknown_str));
 604
 605         return msg;
 606 }
 607
 608 /**
 609  * get_cat_table_entry_name - translate entry id to long name
 610  * @category: category to look up (enum ih_category)
 611  * @id: entry id to be translated
 612  *
 613  * This will scan the translation table trying to find the entry that matches
 614  * the given id.
 615  *
 616  * @retur long entry name if translation succeeds; error string on failure
 617  */
 618 const char *genimg_get_cat_name(enum ih_category category, uint id)
 619 {
 620         const table_entry_t *entry;
 621
 622         entry = get_table_entry(table_info[category].table, id);
 623         if (!entry)
 624                 return unknown_msg(category);
 625 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 626         return entry->lname;
 627 #else
 628         return entry->lname + gd->reloc_off;
 629 #endif
 630 }
 631
 632 /**
 633  * get_cat_table_entry_short_name - translate entry id to short name
 634  * @category: category to look up (enum ih_category)
 635  * @id: entry id to be translated
 636  *
 637  * This will scan the translation table trying to find the entry that matches
 638  * the given id.
 639  *
 640  * @retur short entry name if translation succeeds; error string on failure
 641  */
 642 const char *genimg_get_cat_short_name(enum ih_category category, uint id)
 643 {
 644         const table_entry_t *entry;
 645
 646         entry = get_table_entry(table_info[category].table, id);
 647         if (!entry)
 648                 return unknown_msg(category);
 649 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 650         return entry->sname;
 651 #else
 652         return entry->sname + gd->reloc_off;
 653 #endif
 654 }
 655
 656 int genimg_get_cat_count(enum ih_category category)
 657 {
 658         return table_info[category].count;
 659 }
 660
 661 const char *genimg_get_cat_desc(enum ih_category category)
 662 {
 663         return table_info[category].desc;
 664 }
 665
 666 /**
 667  * get_table_entry_name - translate entry id to long name
 668  * @table: pointer to a translation table for entries of a specific type
 669  * @msg: message to be returned when translation fails
 670  * @id: entry id to be translated
 671  *
 672  * get_table_entry_name() will go over translation table trying to find
 673  * entry that matches given id. If matching entry is found, its long
 674  * name is returned to the caller.
 675  *
 676  * returns:
 677  *     long entry name if translation succeeds
 678  *     msg otherwise
 679  */
 680 char *get_table_entry_name(const table_entry_t *table, char *msg, int id)
 681 {
 682         table = get_table_entry(table, id);
 683         if (!table)
 684                 return msg;
 685 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 686         return table->lname;
 687 #else
 688         return table->lname + gd->reloc_off;
 689 #endif
 690 }
 691
 692 const char *genimg_get_os_name(uint8_t os)
 693 {
 694         return (get_table_entry_name(uimage_os, "Unknown OS", os));
 695 }
 696
 697 const char *genimg_get_arch_name(uint8_t arch)
 698 {
 699         return (get_table_entry_name(uimage_arch, "Unknown Architecture",
 700                                         arch));
 701 }
 702
 703 const char *genimg_get_type_name(uint8_t type)
 704 {
 705         return (get_table_entry_name(uimage_type, "Unknown Image", type));
 706 }
 707
 708 static const char *genimg_get_short_name(const table_entry_t *table, int val)
 709 {
 710         table = get_table_entry(table, val);
 711         if (!table)
 712                 return "unknown";
 713 #if defined(USE_HOSTCC) || !defined(CONFIG_NEEDS_MANUAL_RELOC)
 714         return table->sname;
 715 #else
 716         return table->sname + gd->reloc_off;
 717 #endif
 718 }
 719
 720 const char *genimg_get_type_short_name(uint8_t type)
 721 {
 722         return genimg_get_short_name(uimage_type, type);
 723 }
 724
 725 const char *genimg_get_comp_name(uint8_t comp)
 726 {
 727         return (get_table_entry_name(uimage_comp, "Unknown Compression",
 728                                         comp));
 729 }
 730
 731 const char *genimg_get_comp_short_name(uint8_t comp)
 732 {
 733         return genimg_get_short_name(uimage_comp, comp);
 734 }
 735
 736 const char *genimg_get_os_short_name(uint8_t os)
 737 {
 738         return genimg_get_short_name(uimage_os, os);
 739 }
 740
 741 const char *genimg_get_arch_short_name(uint8_t arch)
 742 {
 743         return genimg_get_short_name(uimage_arch, arch);
 744 }
 745
 746 /**
 747  * get_table_entry_id - translate short entry name to id
 748  * @table: pointer to a translation table for entries of a specific type
 749  * @table_name: to be used in case of error
 750  * @name: entry short name to be translated
 751  *
 752  * get_table_entry_id() will go over translation table trying to find
 753  * entry that matches given short name. If matching entry is found,
 754  * its id returned to the caller.
 755  *
 756  * returns:
 757  *     entry id if translation succeeds
 758  *     -1 otherwise
 759  */
 760 int get_table_entry_id(const table_entry_t *table,
 761                 const char *table_name, const char *name)
 762 {
 763         const table_entry_t *t;
 764
 765         for (t = table; t->id >= 0; ++t) {
 766 #ifdef CONFIG_NEEDS_MANUAL_RELOC
 767                 if (t->sname && strcasecmp(t->sname + gd->reloc_off, name) == 0)
 768 #else
 769                 if (t->sname && strcasecmp(t->sname, name) == 0)
 770 #endif
 771                         return (t->id);
 772         }
 773         debug("Invalid %s Type: %s\n", table_name, name);
 774
 775         return -1;
 776 }
 777
 778 int genimg_get_os_id(const char *name)
 779 {
 780         return (get_table_entry_id(uimage_os, "OS", name));
 781 }
 782
 783 int genimg_get_arch_id(const char *name)
 784 {
 785         return (get_table_entry_id(uimage_arch, "CPU", name));
 786 }
 787
 788 int genimg_get_type_id(const char *name)
 789 {
 790         return (get_table_entry_id(uimage_type, "Image", name));
 791 }
 792
 793 int genimg_get_comp_id(const char *name)
 794 {
 795         return (get_table_entry_id(uimage_comp, "Compression", name));
 796 }
 797
 798 #ifndef USE_HOSTCC
 799 /**
 800  * genimg_get_kernel_addr_fit - get the real kernel address and return 2
 801  *                              FIT strings
 802  * @img_addr: a string might contain real image address
 803  * @fit_uname_config: double pointer to a char, will hold pointer to a
 804  *                    configuration unit name
 805  * @fit_uname_kernel: double pointer to a char, will hold pointer to a subimage
 806  *                    name
 807  *
 808  * genimg_get_kernel_addr_fit get the real kernel start address from a string
 809  * which is normally the first argv of bootm/bootz
 810  *
 811  * returns:
 812  *     kernel start address
 813  */
 814 ulong genimg_get_kernel_addr_fit(char * const img_addr,
 815                              const char **fit_uname_config,
 816                              const char **fit_uname_kernel)
 817 {
 818         ulong kernel_addr;
 819
 820         /* find out kernel image address */
 821         if (!img_addr) {
 822                 kernel_addr = load_addr;
 823                 debug("*  kernel: default image load address = 0x%08lx\n",
 824                       load_addr);
 825 #if CONFIG_IS_ENABLED(FIT)
 826         } else if (fit_parse_conf(img_addr, load_addr, &kernel_addr,
 827                                   fit_uname_config)) {
 828                 debug("*  kernel: config '%s' from image at 0x%08lx\n",
 829                       *fit_uname_config, kernel_addr);
 830         } else if (fit_parse_subimage(img_addr, load_addr, &kernel_addr,
 831                                      fit_uname_kernel)) {
 832                 debug("*  kernel: subimage '%s' from image at 0x%08lx\n",
 833                       *fit_uname_kernel, kernel_addr);
 834 #endif
 835         } else {
 836                 kernel_addr = simple_strtoul(img_addr, NULL, 16);
 837                 debug("*  kernel: cmdline image address = 0x%08lx\n",
 838                       kernel_addr);
 839         }
 840
 841         return kernel_addr;
 842 }
 843
 844 /**
 845  * genimg_get_kernel_addr() is the simple version of
 846  * genimg_get_kernel_addr_fit(). It ignores those return FIT strings
 847  */
 848 ulong genimg_get_kernel_addr(char * const img_addr)
 849 {
 850         const char *fit_uname_config = NULL;
 851         const char *fit_uname_kernel = NULL;
 852
 853         return genimg_get_kernel_addr_fit(img_addr, &fit_uname_config,
 854                                           &fit_uname_kernel);
 855 }
 856
 857 /**
 858  * genimg_get_format - get image format type
 859  * @img_addr: image start address
 860  *
 861  * genimg_get_format() checks whether provided address points to a valid
 862  * legacy or FIT image.
 863  *
 864  * New uImage format and FDT blob are based on a libfdt. FDT blob
 865  * may be passed directly or embedded in a FIT image. In both situations
 866  * genimg_get_format() must be able to dectect libfdt header.
 867  *
 868  * returns:
 869  *     image format type or IMAGE_FORMAT_INVALID if no image is present
 870  */
 871 int genimg_get_format(const void *img_addr)
 872 {
 873 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
 874         const image_header_t *hdr;
 875
 876         hdr = (const image_header_t *)img_addr;
 877         if (image_check_magic(hdr))
 878                 return IMAGE_FORMAT_LEGACY;
 879 #endif
 880 #if IMAGE_ENABLE_FIT || IMAGE_ENABLE_OF_LIBFDT
 881         if (fdt_check_header(img_addr) == 0)
 882                 return IMAGE_FORMAT_FIT;
 883 #endif
 884 #ifdef CONFIG_ANDROID_BOOT_IMAGE
 885         if (android_image_check_header(img_addr) == 0)
 886                 return IMAGE_FORMAT_ANDROID;
 887 #endif
 888
 889         return IMAGE_FORMAT_INVALID;
 890 }
 891
 892 /**
 893  * genimg_get_image - get image from special storage (if necessary)
 894  * @img_addr: image start address
 895  *
 896  * genimg_get_image() checks if provided image start address is located
 897  * in a dataflash storage. If so, image is moved to a system RAM memory.
 898  *
 899  * returns:
 900  *     image start address after possible relocation from special storage
 901  */
 902 ulong genimg_get_image(ulong img_addr)
 903 {
 904         ulong ram_addr = img_addr;
 905
 906 #ifdef CONFIG_HAS_DATAFLASH
 907         ulong h_size, d_size;
 908
 909         if (addr_dataflash(img_addr)) {
 910                 void *buf;
 911
 912                 /* ger RAM address */
 913                 ram_addr = CONFIG_SYS_LOAD_ADDR;
 914
 915                 /* get header size */
 916                 h_size = image_get_header_size();
 917 #if IMAGE_ENABLE_FIT
 918                 if (sizeof(struct fdt_header) > h_size)
 919                         h_size = sizeof(struct fdt_header);
 920 #endif
 921
 922                 /* read in header */
 923                 debug("   Reading image header from dataflash address "
 924                         "%08lx to RAM address %08lx\n", img_addr, ram_addr);
 925
 926                 buf = map_sysmem(ram_addr, 0);
 927                 read_dataflash(img_addr, h_size, buf);
 928
 929                 /* get data size */
 930                 switch (genimg_get_format(buf)) {
 931 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
 932                 case IMAGE_FORMAT_LEGACY:
 933                         d_size = image_get_data_size(buf);
 934                         debug("   Legacy format image found at 0x%08lx, "
 935                                         "size 0x%08lx\n",
 936                                         ram_addr, d_size);
 937                         break;
 938 #endif
 939 #if IMAGE_ENABLE_FIT
 940                 case IMAGE_FORMAT_FIT:
 941                         d_size = fit_get_size(buf) - h_size;
 942                         debug("   FIT/FDT format image found at 0x%08lx, "
 943                                         "size 0x%08lx\n",
 944                                         ram_addr, d_size);
 945                         break;
 946 #endif
 947                 default:
 948                         printf("   No valid image found at 0x%08lx\n",
 949                                 img_addr);
 950                         return ram_addr;
 951                 }
 952
 953                 /* read in image data */
 954                 debug("   Reading image remaining data from dataflash address "
 955                         "%08lx to RAM address %08lx\n", img_addr + h_size,
 956                         ram_addr + h_size);
 957
 958                 read_dataflash(img_addr + h_size, d_size,
 959                                 (char *)(buf + h_size));
 960
 961         }
 962 #endif /* CONFIG_HAS_DATAFLASH */
 963
 964         return ram_addr;
 965 }
 966
 967 /**
 968  * fit_has_config - check if there is a valid FIT configuration
 969  * @images: pointer to the bootm command headers structure
 970  *
 971  * fit_has_config() checks if there is a FIT configuration in use
 972  * (if FTI support is present).
 973  *
 974  * returns:
 975  *     0, no FIT support or no configuration found
 976  *     1, configuration found
 977  */
 978 int genimg_has_config(bootm_headers_t *images)
 979 {
 980 #if IMAGE_ENABLE_FIT
 981         if (images->fit_uname_cfg)
 982                 return 1;
 983 #endif
 984         return 0;
 985 }
 986
 987 /**
 988  * boot_get_ramdisk - main ramdisk handling routine
 989  * @argc: command argument count
 990  * @argv: command argument list
 991  * @images: pointer to the bootm images structure
 992  * @arch: expected ramdisk architecture
 993  * @rd_start: pointer to a ulong variable, will hold ramdisk start address
 994  * @rd_end: pointer to a ulong variable, will hold ramdisk end
 995  *
 996  * boot_get_ramdisk() is responsible for finding a valid ramdisk image.
 997  * Curently supported are the following ramdisk sources:
 998  *      - multicomponent kernel/ramdisk image,
 999  *      - commandline provided address of decicated ramdisk image.
1000  *
1001  * returns:
1002  *     0, if ramdisk image was found and valid, or skiped
1003  *     rd_start and rd_end are set to ramdisk start/end addresses if
1004  *     ramdisk image is found and valid
1005  *
1006  *     1, if ramdisk image is found but corrupted, or invalid
1007  *     rd_start and rd_end are set to 0 if no ramdisk exists
1008  */
1009 int boot_get_ramdisk(int argc, char * const argv[], bootm_headers_t *images,
1010                 uint8_t arch, ulong *rd_start, ulong *rd_end)
1011 {
1012         ulong rd_addr, rd_load;
1013         ulong rd_data, rd_len;
1014 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
1015         const image_header_t *rd_hdr;
1016 #endif
1017         void *buf;
1018 #ifdef CONFIG_SUPPORT_RAW_INITRD
1019         char *end;
1020 #endif
1021 #if IMAGE_ENABLE_FIT
1022         const char      *fit_uname_config = images->fit_uname_cfg;
1023         const char      *fit_uname_ramdisk = NULL;
1024         ulong           default_addr;
1025         int             rd_noffset;
1026 #endif
1027         const char *select = NULL;
1028
1029         *rd_start = 0;
1030         *rd_end = 0;
1031
1032 #ifdef CONFIG_ANDROID_BOOT_IMAGE
1033         /*
1034          * Look for an Android boot image.
1035          */
1036         buf = map_sysmem(images->os.start, 0);
1037         if (buf && genimg_get_format(buf) == IMAGE_FORMAT_ANDROID)
1038                 select = argv[0];
1039 #endif
1040
1041         if (argc >= 2)
1042                 select = argv[1];
1043
1044         /*
1045          * Look for a '-' which indicates to ignore the
1046          * ramdisk argument
1047          */
1048         if (select && strcmp(select, "-") ==  0) {
1049                 debug("## Skipping init Ramdisk\n");
1050                 rd_len = rd_data = 0;
1051         } else if (select || genimg_has_config(images)) {
1052 #if IMAGE_ENABLE_FIT
1053                 if (select) {
1054                         /*
1055                          * If the init ramdisk comes from the FIT image and
1056                          * the FIT image address is omitted in the command
1057                          * line argument, try to use os FIT image address or
1058                          * default load address.
1059                          */
1060                         if (images->fit_uname_os)
1061                                 default_addr = (ulong)images->fit_hdr_os;
1062                         else
1063                                 default_addr = load_addr;
1064
1065                         if (fit_parse_conf(select, default_addr,
1066                                            &rd_addr, &fit_uname_config)) {
1067                                 debug("*  ramdisk: config '%s' from image at "
1068                                                 "0x%08lx\n",
1069                                                 fit_uname_config, rd_addr);
1070                         } else if (fit_parse_subimage(select, default_addr,
1071                                                 &rd_addr, &fit_uname_ramdisk)) {
1072                                 debug("*  ramdisk: subimage '%s' from image at "
1073                                                 "0x%08lx\n",
1074                                                 fit_uname_ramdisk, rd_addr);
1075                         } else
1076 #endif
1077                         {
1078                                 rd_addr = simple_strtoul(select, NULL, 16);
1079                                 debug("*  ramdisk: cmdline image address = "
1080                                                 "0x%08lx\n",
1081                                                 rd_addr);
1082                         }
1083 #if IMAGE_ENABLE_FIT
1084                 } else {
1085                         /* use FIT configuration provided in first bootm
1086                          * command argument. If the property is not defined,
1087                          * quit silently.
1088                          */
1089                         rd_addr = map_to_sysmem(images->fit_hdr_os);
1090                         rd_noffset = fit_get_node_from_config(images,
1091                                         FIT_RAMDISK_PROP, rd_addr);
1092                         if (rd_noffset == -ENOENT)
1093                                 return 0;
1094                         else if (rd_noffset < 0)
1095                                 return 1;
1096                 }
1097 #endif
1098
1099                 /* copy from dataflash if needed */
1100                 rd_addr = genimg_get_image(rd_addr);
1101
1102                 /*
1103                  * Check if there is an initrd image at the
1104                  * address provided in the second bootm argument
1105                  * check image type, for FIT images get FIT node.
1106                  */
1107                 buf = map_sysmem(rd_addr, 0);
1108                 switch (genimg_get_format(buf)) {
1109 #if defined(CONFIG_IMAGE_FORMAT_LEGACY)
1110                 case IMAGE_FORMAT_LEGACY:
1111                         printf("## Loading init Ramdisk from Legacy "
1112                                         "Image at %08lx ...\n", rd_addr);
1113
1114                         bootstage_mark(BOOTSTAGE_ID_CHECK_RAMDISK);
1115                         rd_hdr = image_get_ramdisk(rd_addr, arch,
1116                                                         images->verify);
1117
1118                         if (rd_hdr == NULL)
1119                                 return 1;
1120
1121                         rd_data = image_get_data(rd_hdr);
1122                         rd_len = image_get_data_size(rd_hdr);
1123                         rd_load = image_get_load(rd_hdr);
1124                         break;
1125 #endif
1126 #if IMAGE_ENABLE_FIT
1127                 case IMAGE_FORMAT_FIT:
1128                         rd_noffset = fit_image_load(images,
1129                                         rd_addr, &fit_uname_ramdisk,
1130                                         &fit_uname_config, arch,
1131                                         IH_TYPE_RAMDISK,
1132                                         BOOTSTAGE_ID_FIT_RD_START,
1133                                         FIT_LOAD_OPTIONAL_NON_ZERO,
1134                                         &rd_data, &rd_len);
1135                         if (rd_noffset < 0)
1136                                 return 1;
1137
1138                         images->fit_hdr_rd = map_sysmem(rd_addr, 0);
1139                         images->fit_uname_rd = fit_uname_ramdisk;
1140                         images->fit_noffset_rd = rd_noffset;
1141                         break;
1142 #endif
1143 #ifdef CONFIG_ANDROID_BOOT_IMAGE
1144                 case IMAGE_FORMAT_ANDROID:
1145                         android_image_get_ramdisk((void *)images->os.start,
1146                                 &rd_data, &rd_len);
1147                         break;
1148 #endif
1149                 default:
1150 #ifdef CONFIG_SUPPORT_RAW_INITRD
1151                         end = NULL;
1152                         if (select)
1153                                 end = strchr(select, ':');
1154                         if (end) {
1155                                 rd_len = simple_strtoul(++end, NULL, 16);
1156                                 rd_data = rd_addr;
1157                         } else
1158 #endif
1159                         {
1160                                 puts("Wrong Ramdisk Image Format\n");
1161                                 rd_data = rd_len = rd_load = 0;
1162                                 return 1;
1163                         }
1164                 }
1165         } else if (images->legacy_hdr_valid &&
1166                         image_check_type(&images->legacy_hdr_os_copy,
1167                                                 IH_TYPE_MULTI)) {
1168
1169                 /*
1170                  * Now check if we have a legacy mult-component image,
1171                  * get second entry data start address and len.
1172                  */
1173                 bootstage_mark(BOOTSTAGE_ID_RAMDISK);
1174                 printf("## Loading init Ramdisk from multi component "
1175                                 "Legacy Image at %08lx ...\n",
1176                                 (ulong)images->legacy_hdr_os);
1177
1178                 image_multi_getimg(images->legacy_hdr_os, 1, &rd_data, &rd_len);
1179         } else {
1180                 /*
1181                  * no initrd image
1182                  */
1183                 bootstage_mark(BOOTSTAGE_ID_NO_RAMDISK);
1184                 rd_len = rd_data = 0;
1185         }
1186
1187         if (!rd_data) {
1188                 debug("## No init Ramdisk\n");
1189         } else {
1190                 *rd_start = rd_data;
1191                 *rd_end = rd_data + rd_len;
1192         }
1193         debug("   ramdisk start = 0x%08lx, ramdisk end = 0x%08lx\n",
1194                         *rd_start, *rd_end);
1195
1196         return 0;
1197 }
1198
1199 #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH
1200 /**
1201  * boot_ramdisk_high - relocate init ramdisk
1202  * @lmb: pointer to lmb handle, will be used for memory mgmt
1203  * @rd_data: ramdisk data start address
1204  * @rd_len: ramdisk data length
1205  * @initrd_start: pointer to a ulong variable, will hold final init ramdisk
1206  *      start address (after possible relocation)
1207  * @initrd_end: pointer to a ulong variable, will hold final init ramdisk
1208  *      end address (after possible relocation)
1209  *
1210  * boot_ramdisk_high() takes a relocation hint from "initrd_high" environment
1211  * variable and if requested ramdisk data is moved to a specified location.
1212  *
1213  * Initrd_start and initrd_end are set to final (after relocation) ramdisk
1214  * start/end addresses if ramdisk image start and len were provided,
1215  * otherwise set initrd_start and initrd_end set to zeros.
1216  *
1217  * returns:
1218  *      0 - success
1219  *     -1 - failure
1220  */
1221 int boot_ramdisk_high(struct lmb *lmb, ulong rd_data, ulong rd_len,
1222                   ulong *initrd_start, ulong *initrd_end)
1223 {
1224         char    *s;
1225         ulong   initrd_high;
1226         int     initrd_copy_to_ram = 1;
1227
1228         s = env_get("initrd_high");
1229         if (s) {
1230                 /* a value of "no" or a similar string will act like 0,
1231                  * turning the "load high" feature off. This is intentional.
1232                  */
1233                 initrd_high = simple_strtoul(s, NULL, 16);
1234                 if (initrd_high == ~0)
1235                         initrd_copy_to_ram = 0;
1236         } else {
1237                 initrd_high = env_get_bootm_mapsize() + env_get_bootm_low();
1238         }
1239
1240
1241 #ifdef CONFIG_LOGBUFFER
1242         /* Prevent initrd from overwriting logbuffer */
1243         lmb_reserve(lmb, logbuffer_base() - LOGBUFF_OVERHEAD, LOGBUFF_RESERVE);
1244 #endif
1245
1246         debug("## initrd_high = 0x%08lx, copy_to_ram = %d\n",
1247                         initrd_high, initrd_copy_to_ram);
1248
1249         if (rd_data) {
1250                 if (!initrd_copy_to_ram) {      /* zero-copy ramdisk support */
1251                         debug("   in-place initrd\n");
1252                         *initrd_start = rd_data;
1253                         *initrd_end = rd_data + rd_len;
1254                         lmb_reserve(lmb, rd_data, rd_len);
1255                 } else {
1256                         if (initrd_high)
1257                                 *initrd_start = (ulong)lmb_alloc_base(lmb,
1258                                                 rd_len, 0x1000, initrd_high);
1259                         else
1260                                 *initrd_start = (ulong)lmb_alloc(lmb, rd_len,
1261                                                                  0x1000);
1262
1263                         if (*initrd_start == 0) {
1264                                 puts("ramdisk - allocation error\n");
1265                                 goto error;
1266                         }
1267                         bootstage_mark(BOOTSTAGE_ID_COPY_RAMDISK);
1268
1269                         *initrd_end = *initrd_start + rd_len;
1270                         printf("   Loading Ramdisk to %08lx, end %08lx ... ",
1271                                         *initrd_start, *initrd_end);
1272
1273                         memmove_wd((void *)*initrd_start,
1274                                         (void *)rd_data, rd_len, CHUNKSZ);
1275
1276 #ifdef CONFIG_MP
1277                         /*
1278                          * Ensure the image is flushed to memory to handle
1279                          * AMP boot scenarios in which we might not be
1280                          * HW cache coherent
1281                          */
1282                         flush_cache((unsigned long)*initrd_start, rd_len);
1283 #endif
1284                         puts("OK\n");
1285                 }
1286         } else {
1287                 *initrd_start = 0;
1288                 *initrd_end = 0;
1289         }
1290         debug("   ramdisk load start = 0x%08lx, ramdisk load end = 0x%08lx\n",
1291                         *initrd_start, *initrd_end);
1292
1293         return 0;
1294
1295 error:
1296         return -1;
1297 }
1298 #endif /* CONFIG_SYS_BOOT_RAMDISK_HIGH */
1299
1300 int boot_get_setup(bootm_headers_t *images, uint8_t arch,
1301                    ulong *setup_start, ulong *setup_len)
1302 {
1303 #if IMAGE_ENABLE_FIT
1304         return boot_get_setup_fit(images, arch, setup_start, setup_len);
1305 #else
1306         return -ENOENT;
1307 #endif
1308 }
1309
1310 #if IMAGE_ENABLE_FIT
1311 #if defined(CONFIG_FPGA) && defined(CONFIG_FPGA_XILINX)
1312 int boot_get_fpga(int argc, char * const argv[], bootm_headers_t *images,
1313                   uint8_t arch, const ulong *ld_start, ulong * const ld_len)
1314 {
1315         ulong tmp_img_addr, img_data, img_len;
1316         void *buf;
1317         int conf_noffset;
1318         int fit_img_result;
1319         const char *uname, *name;
1320         int err;
1321         int devnum = 0; /* TODO support multi fpga platforms */
1322         const fpga_desc * const desc = fpga_get_desc(devnum);
1323         xilinx_desc *desc_xilinx = desc->devdesc;
1324
1325         /* Check to see if the images struct has a FIT configuration */
1326         if (!genimg_has_config(images)) {
1327                 debug("## FIT configuration was not specified\n");
1328                 return 0;
1329         }
1330
1331         /*
1332          * Obtain the os FIT header from the images struct
1333          * copy from dataflash if needed
1334          */
1335         tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
1336         tmp_img_addr = genimg_get_image(tmp_img_addr);
1337         buf = map_sysmem(tmp_img_addr, 0);
1338         /*
1339          * Check image type. For FIT images get FIT node
1340          * and attempt to locate a generic binary.
1341          */
1342         switch (genimg_get_format(buf)) {
1343         case IMAGE_FORMAT_FIT:
1344                 conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg);
1345
1346                 uname = fdt_stringlist_get(buf, conf_noffset, FIT_FPGA_PROP, 0,
1347                                            NULL);
1348                 if (!uname) {
1349                         debug("## FPGA image is not specified\n");
1350                         return 0;
1351                 }
1352                 fit_img_result = fit_image_load(images,
1353                                                 tmp_img_addr,
1354                                                 (const char **)&uname,
1355                                                 &(images->fit_uname_cfg),
1356                                                 arch,
1357                                                 IH_TYPE_FPGA,
1358                                                 BOOTSTAGE_ID_FPGA_INIT,
1359                                                 FIT_LOAD_OPTIONAL_NON_ZERO,
1360                                                 &img_data, &img_len);
1361
1362                 debug("FPGA image (%s) loaded to 0x%lx/size 0x%lx\n",
1363                       uname, img_data, img_len);
1364
1365                 if (fit_img_result < 0) {
1366                         /* Something went wrong! */
1367                         return fit_img_result;
1368                 }
1369
1370                 if (img_len >= desc_xilinx->size) {
1371                         name = "full";
1372                         err = fpga_loadbitstream(devnum, (char *)img_data,
1373                                                  img_len, BIT_FULL);
1374                         if (err)
1375                                 err = fpga_load(devnum, (const void *)img_data,
1376                                                 img_len, BIT_FULL);
1377                 } else {
1378                         name = "partial";
1379                         err = fpga_loadbitstream(devnum, (char *)img_data,
1380                                                  img_len, BIT_PARTIAL);
1381                         if (err)
1382                                 err = fpga_load(devnum, (const void *)img_data,
1383                                                 img_len, BIT_PARTIAL);
1384                 }
1385
1386                 if (err)
1387                         return err;
1388
1389                 printf("   Programming %s bitstream... OK\n", name);
1390                 break;
1391         default:
1392                 printf("The given image format is not supported (corrupt?)\n");
1393                 return 1;
1394         }
1395
1396         return 0;
1397 }
1398 #endif
1399
1400 static void fit_loadable_process(uint8_t img_type,
1401                                  ulong img_data,
1402                                  ulong img_len)
1403 {
1404         int i;
1405         const unsigned int count =
1406                         ll_entry_count(struct fit_loadable_tbl, fit_loadable);
1407         struct fit_loadable_tbl *fit_loadable_handler =
1408                         ll_entry_start(struct fit_loadable_tbl, fit_loadable);
1409         /* For each loadable handler */
1410         for (i = 0; i < count; i++, fit_loadable_handler++)
1411                 /* matching this type */
1412                 if (fit_loadable_handler->type == img_type)
1413                         /* call that handler with this image data */
1414                         fit_loadable_handler->handler(img_data, img_len);
1415 }
1416
1417 int boot_get_loadable(int argc, char * const argv[], bootm_headers_t *images,
1418                 uint8_t arch, const ulong *ld_start, ulong * const ld_len)
1419 {
1420         /*
1421          * These variables are used to hold the current image location
1422          * in system memory.
1423          */
1424         ulong tmp_img_addr;
1425         /*
1426          * These two variables are requirements for fit_image_load, but
1427          * their values are not used
1428          */
1429         ulong img_data, img_len;
1430         void *buf;
1431         int loadables_index;
1432         int conf_noffset;
1433         int fit_img_result;
1434         const char *uname;
1435         uint8_t img_type;
1436
1437         /* Check to see if the images struct has a FIT configuration */
1438         if (!genimg_has_config(images)) {
1439                 debug("## FIT configuration was not specified\n");
1440                 return 0;
1441         }
1442
1443         /*
1444          * Obtain the os FIT header from the images struct
1445          * copy from dataflash if needed
1446          */
1447         tmp_img_addr = map_to_sysmem(images->fit_hdr_os);
1448         tmp_img_addr = genimg_get_image(tmp_img_addr);
1449         buf = map_sysmem(tmp_img_addr, 0);
1450         /*
1451          * Check image type. For FIT images get FIT node
1452          * and attempt to locate a generic binary.
1453          */
1454         switch (genimg_get_format(buf)) {
1455         case IMAGE_FORMAT_FIT:
1456                 conf_noffset = fit_conf_get_node(buf, images->fit_uname_cfg);
1457
1458                 for (loadables_index = 0;
1459                      uname = fdt_stringlist_get(buf, conf_noffset,
1460                                         FIT_LOADABLE_PROP, loadables_index,
1461                                         NULL), uname;
1462                      loadables_index++)
1463                 {
1464                         fit_img_result = fit_image_load(images,
1465                                 tmp_img_addr,
1466                                 &uname,
1467                                 &(images->fit_uname_cfg), arch,
1468                                 IH_TYPE_LOADABLE,
1469                                 BOOTSTAGE_ID_FIT_LOADABLE_START,
1470                                 FIT_LOAD_OPTIONAL_NON_ZERO,
1471                                 &img_data, &img_len);
1472                         if (fit_img_result < 0) {
1473                                 /* Something went wrong! */
1474                                 return fit_img_result;
1475                         }
1476
1477                         fit_img_result = fit_image_get_node(buf, uname);
1478                         if (fit_img_result < 0) {
1479                                 /* Something went wrong! */
1480                                 return fit_img_result;
1481                         }
1482                         fit_img_result = fit_image_get_type(buf,
1483                                                             fit_img_result,
1484                                                             &img_type);
1485                         if (fit_img_result < 0) {
1486                                 /* Something went wrong! */
1487                                 return fit_img_result;
1488                         }
1489
1490                         fit_loadable_process(img_type, img_data, img_len);
1491                 }
1492                 break;
1493         default:
1494                 printf("The given image format is not supported (corrupt?)\n");
1495                 return 1;
1496         }
1497
1498         return 0;
1499 }
1500 #endif
1501
1502 #ifdef CONFIG_SYS_BOOT_GET_CMDLINE
1503 /**
1504  * boot_get_cmdline - allocate and initialize kernel cmdline
1505  * @lmb: pointer to lmb handle, will be used for memory mgmt
1506  * @cmd_start: pointer to a ulong variable, will hold cmdline start
1507  * @cmd_end: pointer to a ulong variable, will hold cmdline end
1508  *
1509  * boot_get_cmdline() allocates space for kernel command line below
1510  * BOOTMAPSZ + env_get_bootm_low() address. If "bootargs" U-Boot environemnt
1511  * variable is present its contents is copied to allocated kernel
1512  * command line.
1513  *
1514  * returns:
1515  *      0 - success
1516  *     -1 - failure
1517  */
1518 int boot_get_cmdline(struct lmb *lmb, ulong *cmd_start, ulong *cmd_end)
1519 {
1520         char *cmdline;
1521         char *s;
1522
1523         cmdline = (char *)(ulong)lmb_alloc_base(lmb, CONFIG_SYS_BARGSIZE, 0xf,
1524                                 env_get_bootm_mapsize() + env_get_bootm_low());
1525
1526         if (cmdline == NULL)
1527                 return -1;
1528
1529         s = env_get("bootargs");
1530         if (!s)
1531                 s = "";
1532
1533         strcpy(cmdline, s);
1534
1535         *cmd_start = (ulong) & cmdline[0];
1536         *cmd_end = *cmd_start + strlen(cmdline);
1537
1538         debug("## cmdline at 0x%08lx ... 0x%08lx\n", *cmd_start, *cmd_end);
1539
1540         return 0;
1541 }
1542 #endif /* CONFIG_SYS_BOOT_GET_CMDLINE */
1543
1544 #ifdef CONFIG_SYS_BOOT_GET_KBD
1545 /**
1546  * boot_get_kbd - allocate and initialize kernel copy of board info
1547  * @lmb: pointer to lmb handle, will be used for memory mgmt
1548  * @kbd: double pointer to board info data
1549  *
1550  * boot_get_kbd() allocates space for kernel copy of board info data below
1551  * BOOTMAPSZ + env_get_bootm_low() address and kernel board info is initialized
1552  * with the current u-boot board info data.
1553  *
1554  * returns:
1555  *      0 - success
1556  *     -1 - failure
1557  */
1558 int boot_get_kbd(struct lmb *lmb, bd_t **kbd)
1559 {
1560         *kbd = (bd_t *)(ulong)lmb_alloc_base(lmb, sizeof(bd_t), 0xf,
1561                                 env_get_bootm_mapsize() + env_get_bootm_low());
1562         if (*kbd == NULL)
1563                 return -1;
1564
1565         **kbd = *(gd->bd);
1566
1567         debug("## kernel board info at 0x%08lx\n", (ulong)*kbd);
1568
1569 #if defined(DEBUG) && defined(CONFIG_CMD_BDI)
1570         do_bdinfo(NULL, 0, 0, NULL);
1571 #endif
1572
1573         return 0;
1574 }
1575 #endif /* CONFIG_SYS_BOOT_GET_KBD */
1576
1577 #ifdef CONFIG_LMB
1578 int image_setup_linux(bootm_headers_t *images)
1579 {
1580         ulong of_size = images->ft_len;
1581         char **of_flat_tree = &images->ft_addr;
1582         struct lmb *lmb = &images->lmb;
1583         int ret;
1584
1585         if (IMAGE_ENABLE_OF_LIBFDT)
1586                 boot_fdt_add_mem_rsv_regions(lmb, *of_flat_tree);
1587
1588         if (IMAGE_BOOT_GET_CMDLINE) {
1589                 ret = boot_get_cmdline(lmb, &images->cmdline_start,
1590                                 &images->cmdline_end);
1591                 if (ret) {
1592                         puts("ERROR with allocation of cmdline\n");
1593                         return ret;
1594                 }
1595         }
1596
1597         if (IMAGE_ENABLE_OF_LIBFDT) {
1598                 ret = boot_relocate_fdt(lmb, of_flat_tree, &of_size);
1599                 if (ret)
1600                         return ret;
1601         }
1602
1603         if (IMAGE_ENABLE_OF_LIBFDT && of_size) {
1604                 ret = image_setup_libfdt(images, *of_flat_tree, of_size, lmb);
1605                 if (ret)
1606                         return ret;
1607         }
1608
1609         return 0;
1610 }
1611 #endif /* CONFIG_LMB */
1612 #endif /* !USE_HOSTCC */