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