1 /* 2 * (C) Copyright 2008 Semihalf 3 * 4 * (C) Copyright 2000-2005 5 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. 6 * 7 * SPDX-License-Identifier: GPL-2.0+ 8 ******************************************************************** 9 * NOTE: This header file defines an interface to U-Boot. Including 10 * this (unmodified) header file in another file is considered normal 11 * use of U-Boot, and does *not* fall under the heading of "derived 12 * work". 13 ******************************************************************** 14 */ 15 16 #ifndef __IMAGE_H__ 17 #define __IMAGE_H__ 18 19 #include "compiler.h" 20 #include <asm/byteorder.h> 21 22 /* Define this to avoid #ifdefs later on */ 23 struct lmb; 24 25 #ifdef USE_HOSTCC 26 #include <sys/types.h> 27 28 /* new uImage format support enabled on host */ 29 #define IMAGE_ENABLE_FIT 1 30 #define IMAGE_ENABLE_OF_LIBFDT 1 31 #define CONFIG_FIT_VERBOSE 1 /* enable fit_format_{error,warning}() */ 32 33 #define IMAGE_ENABLE_IGNORE 0 34 #define IMAGE_INDENT_STRING "" 35 36 #else 37 38 #include <lmb.h> 39 #include <asm/u-boot.h> 40 #include <command.h> 41 42 /* Take notice of the 'ignore' property for hashes */ 43 #define IMAGE_ENABLE_IGNORE 1 44 #define IMAGE_INDENT_STRING " " 45 46 #define IMAGE_ENABLE_FIT CONFIG_IS_ENABLED(FIT) 47 #define IMAGE_ENABLE_OF_LIBFDT CONFIG_IS_ENABLED(OF_LIBFDT) 48 49 #endif /* USE_HOSTCC */ 50 51 #if IMAGE_ENABLE_FIT 52 #include <hash.h> 53 #include <libfdt.h> 54 #include <fdt_support.h> 55 # ifdef CONFIG_SPL_BUILD 56 # ifdef CONFIG_SPL_CRC32_SUPPORT 57 # define IMAGE_ENABLE_CRC32 1 58 # endif 59 # ifdef CONFIG_SPL_MD5_SUPPORT 60 # define IMAGE_ENABLE_MD5 1 61 # endif 62 # ifdef CONFIG_SPL_SHA1_SUPPORT 63 # define IMAGE_ENABLE_SHA1 1 64 # endif 65 # ifdef CONFIG_SPL_SHA256_SUPPORT 66 # define IMAGE_ENABLE_SHA256 1 67 # endif 68 # else 69 # define CONFIG_CRC32 /* FIT images need CRC32 support */ 70 # define CONFIG_MD5 /* and MD5 */ 71 # define CONFIG_SHA1 /* and SHA1 */ 72 # define CONFIG_SHA256 /* and SHA256 */ 73 # define IMAGE_ENABLE_CRC32 1 74 # define IMAGE_ENABLE_MD5 1 75 # define IMAGE_ENABLE_SHA1 1 76 # define IMAGE_ENABLE_SHA256 1 77 # endif 78 79 #ifdef CONFIG_FIT_DISABLE_SHA256 80 #undef CONFIG_SHA256 81 #undef IMAGE_ENABLE_SHA256 82 #endif 83 84 #ifndef IMAGE_ENABLE_CRC32 85 #define IMAGE_ENABLE_CRC32 0 86 #endif 87 88 #ifndef IMAGE_ENABLE_MD5 89 #define IMAGE_ENABLE_MD5 0 90 #endif 91 92 #ifndef IMAGE_ENABLE_SHA1 93 #define IMAGE_ENABLE_SHA1 0 94 #endif 95 96 #ifndef IMAGE_ENABLE_SHA256 97 #define IMAGE_ENABLE_SHA256 0 98 #endif 99 100 #endif /* IMAGE_ENABLE_FIT */ 101 102 #ifdef CONFIG_SYS_BOOT_RAMDISK_HIGH 103 # define IMAGE_ENABLE_RAMDISK_HIGH 1 104 #else 105 # define IMAGE_ENABLE_RAMDISK_HIGH 0 106 #endif 107 108 #ifdef CONFIG_SYS_BOOT_GET_CMDLINE 109 # define IMAGE_BOOT_GET_CMDLINE 1 110 #else 111 # define IMAGE_BOOT_GET_CMDLINE 0 112 #endif 113 114 #ifdef CONFIG_OF_BOARD_SETUP 115 # define IMAGE_OF_BOARD_SETUP 1 116 #else 117 # define IMAGE_OF_BOARD_SETUP 0 118 #endif 119 120 #ifdef CONFIG_OF_SYSTEM_SETUP 121 # define IMAGE_OF_SYSTEM_SETUP 1 122 #else 123 # define IMAGE_OF_SYSTEM_SETUP 0 124 #endif 125 126 enum ih_category { 127 IH_ARCH, 128 IH_COMP, 129 IH_OS, 130 IH_TYPE, 131 132 IH_COUNT, 133 }; 134 135 /* 136 * Operating System Codes 137 * 138 * The following are exposed to uImage header. 139 * Do not change values for backward compatibility. 140 */ 141 enum { 142 IH_OS_INVALID = 0, /* Invalid OS */ 143 IH_OS_OPENBSD, /* OpenBSD */ 144 IH_OS_NETBSD, /* NetBSD */ 145 IH_OS_FREEBSD, /* FreeBSD */ 146 IH_OS_4_4BSD, /* 4.4BSD */ 147 IH_OS_LINUX, /* Linux */ 148 IH_OS_SVR4, /* SVR4 */ 149 IH_OS_ESIX, /* Esix */ 150 IH_OS_SOLARIS, /* Solaris */ 151 IH_OS_IRIX, /* Irix */ 152 IH_OS_SCO, /* SCO */ 153 IH_OS_DELL, /* Dell */ 154 IH_OS_NCR, /* NCR */ 155 IH_OS_LYNXOS, /* LynxOS */ 156 IH_OS_VXWORKS, /* VxWorks */ 157 IH_OS_PSOS, /* pSOS */ 158 IH_OS_QNX, /* QNX */ 159 IH_OS_U_BOOT, /* Firmware */ 160 IH_OS_RTEMS, /* RTEMS */ 161 IH_OS_ARTOS, /* ARTOS */ 162 IH_OS_UNITY, /* Unity OS */ 163 IH_OS_INTEGRITY, /* INTEGRITY */ 164 IH_OS_OSE, /* OSE */ 165 IH_OS_PLAN9, /* Plan 9 */ 166 IH_OS_OPENRTOS, /* OpenRTOS */ 167 168 IH_OS_COUNT, 169 }; 170 171 /* 172 * CPU Architecture Codes (supported by Linux) 173 * 174 * The following are exposed to uImage header. 175 * Do not change values for backward compatibility. 176 */ 177 enum { 178 IH_ARCH_INVALID = 0, /* Invalid CPU */ 179 IH_ARCH_ALPHA, /* Alpha */ 180 IH_ARCH_ARM, /* ARM */ 181 IH_ARCH_I386, /* Intel x86 */ 182 IH_ARCH_IA64, /* IA64 */ 183 IH_ARCH_MIPS, /* MIPS */ 184 IH_ARCH_MIPS64, /* MIPS 64 Bit */ 185 IH_ARCH_PPC, /* PowerPC */ 186 IH_ARCH_S390, /* IBM S390 */ 187 IH_ARCH_SH, /* SuperH */ 188 IH_ARCH_SPARC, /* Sparc */ 189 IH_ARCH_SPARC64, /* Sparc 64 Bit */ 190 IH_ARCH_M68K, /* M68K */ 191 IH_ARCH_NIOS, /* Nios-32 */ 192 IH_ARCH_MICROBLAZE, /* MicroBlaze */ 193 IH_ARCH_NIOS2, /* Nios-II */ 194 IH_ARCH_BLACKFIN, /* Blackfin */ 195 IH_ARCH_AVR32, /* AVR32 */ 196 IH_ARCH_ST200, /* STMicroelectronics ST200 */ 197 IH_ARCH_SANDBOX, /* Sandbox architecture (test only) */ 198 IH_ARCH_NDS32, /* ANDES Technology - NDS32 */ 199 IH_ARCH_OPENRISC, /* OpenRISC 1000 */ 200 IH_ARCH_ARM64, /* ARM64 */ 201 IH_ARCH_ARC, /* Synopsys DesignWare ARC */ 202 IH_ARCH_X86_64, /* AMD x86_64, Intel and Via */ 203 IH_ARCH_XTENSA, /* Xtensa */ 204 205 IH_ARCH_COUNT, 206 }; 207 208 /* 209 * Image Types 210 * 211 * "Standalone Programs" are directly runnable in the environment 212 * provided by U-Boot; it is expected that (if they behave 213 * well) you can continue to work in U-Boot after return from 214 * the Standalone Program. 215 * "OS Kernel Images" are usually images of some Embedded OS which 216 * will take over control completely. Usually these programs 217 * will install their own set of exception handlers, device 218 * drivers, set up the MMU, etc. - this means, that you cannot 219 * expect to re-enter U-Boot except by resetting the CPU. 220 * "RAMDisk Images" are more or less just data blocks, and their 221 * parameters (address, size) are passed to an OS kernel that is 222 * being started. 223 * "Multi-File Images" contain several images, typically an OS 224 * (Linux) kernel image and one or more data images like 225 * RAMDisks. This construct is useful for instance when you want 226 * to boot over the network using BOOTP etc., where the boot 227 * server provides just a single image file, but you want to get 228 * for instance an OS kernel and a RAMDisk image. 229 * 230 * "Multi-File Images" start with a list of image sizes, each 231 * image size (in bytes) specified by an "uint32_t" in network 232 * byte order. This list is terminated by an "(uint32_t)0". 233 * Immediately after the terminating 0 follow the images, one by 234 * one, all aligned on "uint32_t" boundaries (size rounded up to 235 * a multiple of 4 bytes - except for the last file). 236 * 237 * "Firmware Images" are binary images containing firmware (like 238 * U-Boot or FPGA images) which usually will be programmed to 239 * flash memory. 240 * 241 * "Script files" are command sequences that will be executed by 242 * U-Boot's command interpreter; this feature is especially 243 * useful when you configure U-Boot to use a real shell (hush) 244 * as command interpreter (=> Shell Scripts). 245 * 246 * The following are exposed to uImage header. 247 * Do not change values for backward compatibility. 248 */ 249 250 enum { 251 IH_TYPE_INVALID = 0, /* Invalid Image */ 252 IH_TYPE_STANDALONE, /* Standalone Program */ 253 IH_TYPE_KERNEL, /* OS Kernel Image */ 254 IH_TYPE_RAMDISK, /* RAMDisk Image */ 255 IH_TYPE_MULTI, /* Multi-File Image */ 256 IH_TYPE_FIRMWARE, /* Firmware Image */ 257 IH_TYPE_SCRIPT, /* Script file */ 258 IH_TYPE_FILESYSTEM, /* Filesystem Image (any type) */ 259 IH_TYPE_FLATDT, /* Binary Flat Device Tree Blob */ 260 IH_TYPE_KWBIMAGE, /* Kirkwood Boot Image */ 261 IH_TYPE_IMXIMAGE, /* Freescale IMXBoot Image */ 262 IH_TYPE_UBLIMAGE, /* Davinci UBL Image */ 263 IH_TYPE_OMAPIMAGE, /* TI OMAP Config Header Image */ 264 IH_TYPE_AISIMAGE, /* TI Davinci AIS Image */ 265 /* OS Kernel Image, can run from any load address */ 266 IH_TYPE_KERNEL_NOLOAD, 267 IH_TYPE_PBLIMAGE, /* Freescale PBL Boot Image */ 268 IH_TYPE_MXSIMAGE, /* Freescale MXSBoot Image */ 269 IH_TYPE_GPIMAGE, /* TI Keystone GPHeader Image */ 270 IH_TYPE_ATMELIMAGE, /* ATMEL ROM bootable Image */ 271 IH_TYPE_SOCFPGAIMAGE, /* Altera SOCFPGA Preloader */ 272 IH_TYPE_X86_SETUP, /* x86 setup.bin Image */ 273 IH_TYPE_LPC32XXIMAGE, /* x86 setup.bin Image */ 274 IH_TYPE_LOADABLE, /* A list of typeless images */ 275 IH_TYPE_RKIMAGE, /* Rockchip Boot Image */ 276 IH_TYPE_RKSD, /* Rockchip SD card */ 277 IH_TYPE_RKSPI, /* Rockchip SPI image */ 278 IH_TYPE_ZYNQIMAGE, /* Xilinx Zynq Boot Image */ 279 IH_TYPE_ZYNQMPIMAGE, /* Xilinx ZynqMP Boot Image */ 280 IH_TYPE_FPGA, /* FPGA Image */ 281 IH_TYPE_VYBRIDIMAGE, /* VYBRID .vyb Image */ 282 IH_TYPE_TEE, /* Trusted Execution Environment OS Image */ 283 IH_TYPE_FIRMWARE_IVT, /* Firmware Image with HABv4 IVT */ 284 285 IH_TYPE_COUNT, /* Number of image types */ 286 }; 287 288 /* 289 * Compression Types 290 * 291 * The following are exposed to uImage header. 292 * Do not change values for backward compatibility. 293 */ 294 enum { 295 IH_COMP_NONE = 0, /* No Compression Used */ 296 IH_COMP_GZIP, /* gzip Compression Used */ 297 IH_COMP_BZIP2, /* bzip2 Compression Used */ 298 IH_COMP_LZMA, /* lzma Compression Used */ 299 IH_COMP_LZO, /* lzo Compression Used */ 300 IH_COMP_LZ4, /* lz4 Compression Used */ 301 302 IH_COMP_COUNT, 303 }; 304 305 #define IH_MAGIC 0x27051956 /* Image Magic Number */ 306 #define IH_NMLEN 32 /* Image Name Length */ 307 308 /* Reused from common.h */ 309 #define ROUND(a, b) (((a) + (b) - 1) & ~((b) - 1)) 310 311 /* 312 * Legacy format image header, 313 * all data in network byte order (aka natural aka bigendian). 314 */ 315 typedef struct image_header { 316 __be32 ih_magic; /* Image Header Magic Number */ 317 __be32 ih_hcrc; /* Image Header CRC Checksum */ 318 __be32 ih_time; /* Image Creation Timestamp */ 319 __be32 ih_size; /* Image Data Size */ 320 __be32 ih_load; /* Data Load Address */ 321 __be32 ih_ep; /* Entry Point Address */ 322 __be32 ih_dcrc; /* Image Data CRC Checksum */ 323 uint8_t ih_os; /* Operating System */ 324 uint8_t ih_arch; /* CPU architecture */ 325 uint8_t ih_type; /* Image Type */ 326 uint8_t ih_comp; /* Compression Type */ 327 uint8_t ih_name[IH_NMLEN]; /* Image Name */ 328 } image_header_t; 329 330 typedef struct image_info { 331 ulong start, end; /* start/end of blob */ 332 ulong image_start, image_len; /* start of image within blob, len of image */ 333 ulong load; /* load addr for the image */ 334 uint8_t comp, type, os; /* compression, type of image, os type */ 335 uint8_t arch; /* CPU architecture */ 336 } image_info_t; 337 338 /* 339 * Legacy and FIT format headers used by do_bootm() and do_bootm_<os>() 340 * routines. 341 */ 342 typedef struct bootm_headers { 343 /* 344 * Legacy os image header, if it is a multi component image 345 * then boot_get_ramdisk() and get_fdt() will attempt to get 346 * data from second and third component accordingly. 347 */ 348 image_header_t *legacy_hdr_os; /* image header pointer */ 349 image_header_t legacy_hdr_os_copy; /* header copy */ 350 ulong legacy_hdr_valid; 351 352 #if IMAGE_ENABLE_FIT 353 const char *fit_uname_cfg; /* configuration node unit name */ 354 355 void *fit_hdr_os; /* os FIT image header */ 356 const char *fit_uname_os; /* os subimage node unit name */ 357 int fit_noffset_os; /* os subimage node offset */ 358 359 void *fit_hdr_rd; /* init ramdisk FIT image header */ 360 const char *fit_uname_rd; /* init ramdisk subimage node unit name */ 361 int fit_noffset_rd; /* init ramdisk subimage node offset */ 362 363 void *fit_hdr_fdt; /* FDT blob FIT image header */ 364 const char *fit_uname_fdt; /* FDT blob subimage node unit name */ 365 int fit_noffset_fdt;/* FDT blob subimage node offset */ 366 367 void *fit_hdr_setup; /* x86 setup FIT image header */ 368 const char *fit_uname_setup; /* x86 setup subimage node name */ 369 int fit_noffset_setup;/* x86 setup subimage node offset */ 370 #endif 371 372 #ifndef USE_HOSTCC 373 image_info_t os; /* os image info */ 374 ulong ep; /* entry point of OS */ 375 376 ulong rd_start, rd_end;/* ramdisk start/end */ 377 378 char *ft_addr; /* flat dev tree address */ 379 ulong ft_len; /* length of flat device tree */ 380 381 ulong initrd_start; 382 ulong initrd_end; 383 ulong cmdline_start; 384 ulong cmdline_end; 385 bd_t *kbd; 386 #endif 387 388 int verify; /* getenv("verify")[0] != 'n' */ 389 390 #define BOOTM_STATE_START (0x00000001) 391 #define BOOTM_STATE_FINDOS (0x00000002) 392 #define BOOTM_STATE_FINDOTHER (0x00000004) 393 #define BOOTM_STATE_LOADOS (0x00000008) 394 #define BOOTM_STATE_RAMDISK (0x00000010) 395 #define BOOTM_STATE_FDT (0x00000020) 396 #define BOOTM_STATE_OS_CMDLINE (0x00000040) 397 #define BOOTM_STATE_OS_BD_T (0x00000080) 398 #define BOOTM_STATE_OS_PREP (0x00000100) 399 #define BOOTM_STATE_OS_FAKE_GO (0x00000200) /* 'Almost' run the OS */ 400 #define BOOTM_STATE_OS_GO (0x00000400) 401 int state; 402 403 #ifdef CONFIG_LMB 404 struct lmb lmb; /* for memory mgmt */ 405 #endif 406 } bootm_headers_t; 407 408 extern bootm_headers_t images; 409 410 /* 411 * Some systems (for example LWMON) have very short watchdog periods; 412 * we must make sure to split long operations like memmove() or 413 * checksum calculations into reasonable chunks. 414 */ 415 #ifndef CHUNKSZ 416 #define CHUNKSZ (64 * 1024) 417 #endif 418 419 #ifndef CHUNKSZ_CRC32 420 #define CHUNKSZ_CRC32 (64 * 1024) 421 #endif 422 423 #ifndef CHUNKSZ_MD5 424 #define CHUNKSZ_MD5 (64 * 1024) 425 #endif 426 427 #ifndef CHUNKSZ_SHA1 428 #define CHUNKSZ_SHA1 (64 * 1024) 429 #endif 430 431 #define uimage_to_cpu(x) be32_to_cpu(x) 432 #define cpu_to_uimage(x) cpu_to_be32(x) 433 434 /* 435 * Translation table for entries of a specific type; used by 436 * get_table_entry_id() and get_table_entry_name(). 437 */ 438 typedef struct table_entry { 439 int id; 440 char *sname; /* short (input) name to find table entry */ 441 char *lname; /* long (output) name to print for messages */ 442 } table_entry_t; 443 444 /* 445 * get_table_entry_id() scans the translation table trying to find an 446 * entry that matches the given short name. If a matching entry is 447 * found, it's id is returned to the caller. 448 */ 449 int get_table_entry_id(const table_entry_t *table, 450 const char *table_name, const char *name); 451 /* 452 * get_table_entry_name() scans the translation table trying to find 453 * an entry that matches the given id. If a matching entry is found, 454 * its long name is returned to the caller. 455 */ 456 char *get_table_entry_name(const table_entry_t *table, char *msg, int id); 457 458 const char *genimg_get_os_name(uint8_t os); 459 460 /** 461 * genimg_get_os_short_name() - get the short name for an OS 462 * 463 * @param os OS (IH_OS_...) 464 * @return OS short name, or "unknown" if unknown 465 */ 466 const char *genimg_get_os_short_name(uint8_t comp); 467 468 const char *genimg_get_arch_name(uint8_t arch); 469 470 /** 471 * genimg_get_arch_short_name() - get the short name for an architecture 472 * 473 * @param arch Architecture type (IH_ARCH_...) 474 * @return architecture short name, or "unknown" if unknown 475 */ 476 const char *genimg_get_arch_short_name(uint8_t arch); 477 478 const char *genimg_get_type_name(uint8_t type); 479 480 /** 481 * genimg_get_type_short_name() - get the short name for an image type 482 * 483 * @param type Image type (IH_TYPE_...) 484 * @return image short name, or "unknown" if unknown 485 */ 486 const char *genimg_get_type_short_name(uint8_t type); 487 488 const char *genimg_get_comp_name(uint8_t comp); 489 490 /** 491 * genimg_get_comp_short_name() - get the short name for a compression method 492 * 493 * @param comp compression method (IH_COMP_...) 494 * @return compression method short name, or "unknown" if unknown 495 */ 496 const char *genimg_get_comp_short_name(uint8_t comp); 497 498 /** 499 * genimg_get_cat_name() - Get the name of an item in a category 500 * 501 * @category: Category of item 502 * @id: Item ID 503 * @return name of item, or "Unknown ..." if unknown 504 */ 505 const char *genimg_get_cat_name(enum ih_category category, uint id); 506 507 /** 508 * genimg_get_cat_short_name() - Get the short name of an item in a category 509 * 510 * @category: Category of item 511 * @id: Item ID 512 * @return short name of item, or "Unknown ..." if unknown 513 */ 514 const char *genimg_get_cat_short_name(enum ih_category category, uint id); 515 516 /** 517 * genimg_get_cat_count() - Get the number of items in a category 518 * 519 * @category: Category to check 520 * @return the number of items in the category (IH_xxx_COUNT) 521 */ 522 int genimg_get_cat_count(enum ih_category category); 523 524 /** 525 * genimg_get_cat_desc() - Get the description of a category 526 * 527 * @return the description of a category, e.g. "architecture". This 528 * effectively converts the enum to a string. 529 */ 530 const char *genimg_get_cat_desc(enum ih_category category); 531 532 int genimg_get_os_id(const char *name); 533 int genimg_get_arch_id(const char *name); 534 int genimg_get_type_id(const char *name); 535 int genimg_get_comp_id(const char *name); 536 void genimg_print_size(uint32_t size); 537 538 #if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || \ 539 defined(USE_HOSTCC) 540 #define IMAGE_ENABLE_TIMESTAMP 1 541 #else 542 #define IMAGE_ENABLE_TIMESTAMP 0 543 #endif 544 void genimg_print_time(time_t timestamp); 545 546 /* What to do with a image load address ('load = <> 'in the FIT) */ 547 enum fit_load_op { 548 FIT_LOAD_IGNORED, /* Ignore load address */ 549 FIT_LOAD_OPTIONAL, /* Can be provided, but optional */ 550 FIT_LOAD_OPTIONAL_NON_ZERO, /* Optional, a value of 0 is ignored */ 551 FIT_LOAD_REQUIRED, /* Must be provided */ 552 }; 553 554 int boot_get_setup(bootm_headers_t *images, uint8_t arch, ulong *setup_start, 555 ulong *setup_len); 556 557 #ifndef USE_HOSTCC 558 /* Image format types, returned by _get_format() routine */ 559 #define IMAGE_FORMAT_INVALID 0x00 560 #if defined(CONFIG_IMAGE_FORMAT_LEGACY) 561 #define IMAGE_FORMAT_LEGACY 0x01 /* legacy image_header based format */ 562 #endif 563 #define IMAGE_FORMAT_FIT 0x02 /* new, libfdt based format */ 564 #define IMAGE_FORMAT_ANDROID 0x03 /* Android boot image */ 565 566 ulong genimg_get_kernel_addr_fit(char * const img_addr, 567 const char **fit_uname_config, 568 const char **fit_uname_kernel); 569 ulong genimg_get_kernel_addr(char * const img_addr); 570 int genimg_get_format(const void *img_addr); 571 int genimg_has_config(bootm_headers_t *images); 572 ulong genimg_get_image(ulong img_addr); 573 574 int boot_get_fpga(int argc, char * const argv[], bootm_headers_t *images, 575 uint8_t arch, const ulong *ld_start, ulong * const ld_len); 576 int boot_get_ramdisk(int argc, char * const argv[], bootm_headers_t *images, 577 uint8_t arch, ulong *rd_start, ulong *rd_end); 578 579 /** 580 * boot_get_loadable - routine to load a list of binaries to memory 581 * @argc: Ignored Argument 582 * @argv: Ignored Argument 583 * @images: pointer to the bootm images structure 584 * @arch: expected architecture for the image 585 * @ld_start: Ignored Argument 586 * @ld_len: Ignored Argument 587 * 588 * boot_get_loadable() will take the given FIT configuration, and look 589 * for a field named "loadables". Loadables, is a list of elements in 590 * the FIT given as strings. exe: 591 * loadables = "linux_kernel@1", "fdt@2"; 592 * this function will attempt to parse each string, and load the 593 * corresponding element from the FIT into memory. Once placed, 594 * no aditional actions are taken. 595 * 596 * @return: 597 * 0, if only valid images or no images are found 598 * error code, if an error occurs during fit_image_load 599 */ 600 int boot_get_loadable(int argc, char * const argv[], bootm_headers_t *images, 601 uint8_t arch, const ulong *ld_start, ulong * const ld_len); 602 #endif /* !USE_HOSTCC */ 603 604 int boot_get_setup_fit(bootm_headers_t *images, uint8_t arch, 605 ulong *setup_start, ulong *setup_len); 606 607 /** 608 * fit_image_load() - load an image from a FIT 609 * 610 * This deals with all aspects of loading an image from a FIT, including 611 * selecting the right image based on configuration, verifying it, printing 612 * out progress messages, checking the type/arch/os and optionally copying it 613 * to the right load address. 614 * 615 * The property to look up is defined by image_type. 616 * 617 * @param images Boot images structure 618 * @param addr Address of FIT in memory 619 * @param fit_unamep On entry this is the requested image name 620 * (e.g. "kernel@1") or NULL to use the default. On exit 621 * points to the selected image name 622 * @param fit_uname_configp On entry this is the requested configuration 623 * name (e.g. "conf@1") or NULL to use the default. On 624 * exit points to the selected configuration name. 625 * @param arch Expected architecture (IH_ARCH_...) 626 * @param image_type Required image type (IH_TYPE_...). If this is 627 * IH_TYPE_KERNEL then we allow IH_TYPE_KERNEL_NOLOAD 628 * also. 629 * @param bootstage_id ID of starting bootstage to use for progress updates. 630 * This will be added to the BOOTSTAGE_SUB values when 631 * calling bootstage_mark() 632 * @param load_op Decribes what to do with the load address 633 * @param datap Returns address of loaded image 634 * @param lenp Returns length of loaded image 635 * @return node offset of image, or -ve error code on error 636 */ 637 int fit_image_load(bootm_headers_t *images, ulong addr, 638 const char **fit_unamep, const char **fit_uname_configp, 639 int arch, int image_type, int bootstage_id, 640 enum fit_load_op load_op, ulong *datap, ulong *lenp); 641 642 #ifndef USE_HOSTCC 643 /** 644 * fit_get_node_from_config() - Look up an image a FIT by type 645 * 646 * This looks in the selected conf@ node (images->fit_uname_cfg) for a 647 * particular image type (e.g. "kernel") and then finds the image that is 648 * referred to. 649 * 650 * For example, for something like: 651 * 652 * images { 653 * kernel@1 { 654 * ... 655 * }; 656 * }; 657 * configurations { 658 * conf@1 { 659 * kernel = "kernel@1"; 660 * }; 661 * }; 662 * 663 * the function will return the node offset of the kernel@1 node, assuming 664 * that conf@1 is the chosen configuration. 665 * 666 * @param images Boot images structure 667 * @param prop_name Property name to look up (FIT_..._PROP) 668 * @param addr Address of FIT in memory 669 */ 670 int fit_get_node_from_config(bootm_headers_t *images, const char *prop_name, 671 ulong addr); 672 673 int boot_get_fdt(int flag, int argc, char * const argv[], uint8_t arch, 674 bootm_headers_t *images, 675 char **of_flat_tree, ulong *of_size); 676 void boot_fdt_add_mem_rsv_regions(struct lmb *lmb, void *fdt_blob); 677 int boot_relocate_fdt(struct lmb *lmb, char **of_flat_tree, ulong *of_size); 678 679 int boot_ramdisk_high(struct lmb *lmb, ulong rd_data, ulong rd_len, 680 ulong *initrd_start, ulong *initrd_end); 681 int boot_get_cmdline(struct lmb *lmb, ulong *cmd_start, ulong *cmd_end); 682 #ifdef CONFIG_SYS_BOOT_GET_KBD 683 int boot_get_kbd(struct lmb *lmb, bd_t **kbd); 684 #endif /* CONFIG_SYS_BOOT_GET_KBD */ 685 #endif /* !USE_HOSTCC */ 686 687 /*******************************************************************/ 688 /* Legacy format specific code (prefixed with image_) */ 689 /*******************************************************************/ 690 static inline uint32_t image_get_header_size(void) 691 { 692 return (sizeof(image_header_t)); 693 } 694 695 #define image_get_hdr_l(f) \ 696 static inline uint32_t image_get_##f(const image_header_t *hdr) \ 697 { \ 698 return uimage_to_cpu(hdr->ih_##f); \ 699 } 700 image_get_hdr_l(magic) /* image_get_magic */ 701 image_get_hdr_l(hcrc) /* image_get_hcrc */ 702 image_get_hdr_l(time) /* image_get_time */ 703 image_get_hdr_l(size) /* image_get_size */ 704 image_get_hdr_l(load) /* image_get_load */ 705 image_get_hdr_l(ep) /* image_get_ep */ 706 image_get_hdr_l(dcrc) /* image_get_dcrc */ 707 708 #define image_get_hdr_b(f) \ 709 static inline uint8_t image_get_##f(const image_header_t *hdr) \ 710 { \ 711 return hdr->ih_##f; \ 712 } 713 image_get_hdr_b(os) /* image_get_os */ 714 image_get_hdr_b(arch) /* image_get_arch */ 715 image_get_hdr_b(type) /* image_get_type */ 716 image_get_hdr_b(comp) /* image_get_comp */ 717 718 static inline char *image_get_name(const image_header_t *hdr) 719 { 720 return (char *)hdr->ih_name; 721 } 722 723 static inline uint32_t image_get_data_size(const image_header_t *hdr) 724 { 725 return image_get_size(hdr); 726 } 727 728 /** 729 * image_get_data - get image payload start address 730 * @hdr: image header 731 * 732 * image_get_data() returns address of the image payload. For single 733 * component images it is image data start. For multi component 734 * images it points to the null terminated table of sub-images sizes. 735 * 736 * returns: 737 * image payload data start address 738 */ 739 static inline ulong image_get_data(const image_header_t *hdr) 740 { 741 return ((ulong)hdr + image_get_header_size()); 742 } 743 744 static inline uint32_t image_get_image_size(const image_header_t *hdr) 745 { 746 return (image_get_size(hdr) + image_get_header_size()); 747 } 748 static inline ulong image_get_image_end(const image_header_t *hdr) 749 { 750 return ((ulong)hdr + image_get_image_size(hdr)); 751 } 752 753 #define image_set_hdr_l(f) \ 754 static inline void image_set_##f(image_header_t *hdr, uint32_t val) \ 755 { \ 756 hdr->ih_##f = cpu_to_uimage(val); \ 757 } 758 image_set_hdr_l(magic) /* image_set_magic */ 759 image_set_hdr_l(hcrc) /* image_set_hcrc */ 760 image_set_hdr_l(time) /* image_set_time */ 761 image_set_hdr_l(size) /* image_set_size */ 762 image_set_hdr_l(load) /* image_set_load */ 763 image_set_hdr_l(ep) /* image_set_ep */ 764 image_set_hdr_l(dcrc) /* image_set_dcrc */ 765 766 #define image_set_hdr_b(f) \ 767 static inline void image_set_##f(image_header_t *hdr, uint8_t val) \ 768 { \ 769 hdr->ih_##f = val; \ 770 } 771 image_set_hdr_b(os) /* image_set_os */ 772 image_set_hdr_b(arch) /* image_set_arch */ 773 image_set_hdr_b(type) /* image_set_type */ 774 image_set_hdr_b(comp) /* image_set_comp */ 775 776 static inline void image_set_name(image_header_t *hdr, const char *name) 777 { 778 strncpy(image_get_name(hdr), name, IH_NMLEN); 779 } 780 781 int image_check_hcrc(const image_header_t *hdr); 782 int image_check_dcrc(const image_header_t *hdr); 783 #ifndef USE_HOSTCC 784 ulong getenv_bootm_low(void); 785 phys_size_t getenv_bootm_size(void); 786 phys_size_t getenv_bootm_mapsize(void); 787 #endif 788 void memmove_wd(void *to, void *from, size_t len, ulong chunksz); 789 790 static inline int image_check_magic(const image_header_t *hdr) 791 { 792 return (image_get_magic(hdr) == IH_MAGIC); 793 } 794 static inline int image_check_type(const image_header_t *hdr, uint8_t type) 795 { 796 return (image_get_type(hdr) == type); 797 } 798 static inline int image_check_arch(const image_header_t *hdr, uint8_t arch) 799 { 800 return (image_get_arch(hdr) == arch); 801 } 802 static inline int image_check_os(const image_header_t *hdr, uint8_t os) 803 { 804 return (image_get_os(hdr) == os); 805 } 806 807 ulong image_multi_count(const image_header_t *hdr); 808 void image_multi_getimg(const image_header_t *hdr, ulong idx, 809 ulong *data, ulong *len); 810 811 void image_print_contents(const void *hdr); 812 813 #ifndef USE_HOSTCC 814 static inline int image_check_target_arch(const image_header_t *hdr) 815 { 816 #ifndef IH_ARCH_DEFAULT 817 # error "please define IH_ARCH_DEFAULT in your arch asm/u-boot.h" 818 #endif 819 return image_check_arch(hdr, IH_ARCH_DEFAULT); 820 } 821 #endif /* USE_HOSTCC */ 822 823 /** 824 * Set up properties in the FDT 825 * 826 * This sets up properties in the FDT that is to be passed to linux. 827 * 828 * @images: Images information 829 * @blob: FDT to update 830 * @of_size: Size of the FDT 831 * @lmb: Points to logical memory block structure 832 * @return 0 if ok, <0 on failure 833 */ 834 int image_setup_libfdt(bootm_headers_t *images, void *blob, 835 int of_size, struct lmb *lmb); 836 837 /** 838 * Set up the FDT to use for booting a kernel 839 * 840 * This performs ramdisk setup, sets up the FDT if required, and adds 841 * paramters to the FDT if libfdt is available. 842 * 843 * @param images Images information 844 * @return 0 if ok, <0 on failure 845 */ 846 int image_setup_linux(bootm_headers_t *images); 847 848 /** 849 * bootz_setup() - Extract stat and size of a Linux xImage 850 * 851 * @image: Address of image 852 * @start: Returns start address of image 853 * @end : Returns end address of image 854 * @return 0 if OK, 1 if the image was not recognised 855 */ 856 int bootz_setup(ulong image, ulong *start, ulong *end); 857 858 859 /*******************************************************************/ 860 /* New uImage format specific code (prefixed with fit_) */ 861 /*******************************************************************/ 862 863 #define FIT_IMAGES_PATH "/images" 864 #define FIT_CONFS_PATH "/configurations" 865 866 /* hash/signature node */ 867 #define FIT_HASH_NODENAME "hash" 868 #define FIT_ALGO_PROP "algo" 869 #define FIT_VALUE_PROP "value" 870 #define FIT_IGNORE_PROP "uboot-ignore" 871 #define FIT_SIG_NODENAME "signature" 872 873 /* image node */ 874 #define FIT_DATA_PROP "data" 875 #define FIT_DATA_OFFSET_PROP "data-offset" 876 #define FIT_DATA_SIZE_PROP "data-size" 877 #define FIT_TIMESTAMP_PROP "timestamp" 878 #define FIT_DESC_PROP "description" 879 #define FIT_ARCH_PROP "arch" 880 #define FIT_TYPE_PROP "type" 881 #define FIT_OS_PROP "os" 882 #define FIT_COMP_PROP "compression" 883 #define FIT_ENTRY_PROP "entry" 884 #define FIT_LOAD_PROP "load" 885 886 /* configuration node */ 887 #define FIT_KERNEL_PROP "kernel" 888 #define FIT_RAMDISK_PROP "ramdisk" 889 #define FIT_FDT_PROP "fdt" 890 #define FIT_LOADABLE_PROP "loadables" 891 #define FIT_DEFAULT_PROP "default" 892 #define FIT_SETUP_PROP "setup" 893 #define FIT_FPGA_PROP "fpga" 894 895 #define FIT_MAX_HASH_LEN HASH_MAX_DIGEST_SIZE 896 897 #if IMAGE_ENABLE_FIT 898 /* cmdline argument format parsing */ 899 int fit_parse_conf(const char *spec, ulong addr_curr, 900 ulong *addr, const char **conf_name); 901 int fit_parse_subimage(const char *spec, ulong addr_curr, 902 ulong *addr, const char **image_name); 903 904 int fit_get_subimage_count(const void *fit, int images_noffset); 905 void fit_print_contents(const void *fit); 906 void fit_image_print(const void *fit, int noffset, const char *p); 907 908 /** 909 * fit_get_end - get FIT image size 910 * @fit: pointer to the FIT format image header 911 * 912 * returns: 913 * size of the FIT image (blob) in memory 914 */ 915 static inline ulong fit_get_size(const void *fit) 916 { 917 return fdt_totalsize(fit); 918 } 919 920 /** 921 * fit_get_end - get FIT image end 922 * @fit: pointer to the FIT format image header 923 * 924 * returns: 925 * end address of the FIT image (blob) in memory 926 */ 927 ulong fit_get_end(const void *fit); 928 929 /** 930 * fit_get_name - get FIT node name 931 * @fit: pointer to the FIT format image header 932 * 933 * returns: 934 * NULL, on error 935 * pointer to node name, on success 936 */ 937 static inline const char *fit_get_name(const void *fit_hdr, 938 int noffset, int *len) 939 { 940 return fdt_get_name(fit_hdr, noffset, len); 941 } 942 943 int fit_get_desc(const void *fit, int noffset, char **desc); 944 int fit_get_timestamp(const void *fit, int noffset, time_t *timestamp); 945 946 int fit_image_get_node(const void *fit, const char *image_uname); 947 int fit_image_get_os(const void *fit, int noffset, uint8_t *os); 948 int fit_image_get_arch(const void *fit, int noffset, uint8_t *arch); 949 int fit_image_get_type(const void *fit, int noffset, uint8_t *type); 950 int fit_image_get_comp(const void *fit, int noffset, uint8_t *comp); 951 int fit_image_get_load(const void *fit, int noffset, ulong *load); 952 int fit_image_get_entry(const void *fit, int noffset, ulong *entry); 953 int fit_image_get_data(const void *fit, int noffset, 954 const void **data, size_t *size); 955 int fit_image_get_data_offset(const void *fit, int noffset, int *data_offset); 956 int fit_image_get_data_size(const void *fit, int noffset, int *data_size); 957 958 int fit_image_hash_get_algo(const void *fit, int noffset, char **algo); 959 int fit_image_hash_get_value(const void *fit, int noffset, uint8_t **value, 960 int *value_len); 961 962 int fit_set_timestamp(void *fit, int noffset, time_t timestamp); 963 964 /** 965 * fit_add_verification_data() - add verification data to FIT image nodes 966 * 967 * @keydir: Directory containing keys 968 * @kwydest: FDT blob to write public key information to 969 * @fit: Pointer to the FIT format image header 970 * @comment: Comment to add to signature nodes 971 * @require_keys: Mark all keys as 'required' 972 * @engine_id: Engine to use for signing 973 * 974 * Adds hash values for all component images in the FIT blob. 975 * Hashes are calculated for all component images which have hash subnodes 976 * with algorithm property set to one of the supported hash algorithms. 977 * 978 * Also add signatures if signature nodes are present. 979 * 980 * returns 981 * 0, on success 982 * libfdt error code, on failure 983 */ 984 int fit_add_verification_data(const char *keydir, void *keydest, void *fit, 985 const char *comment, int require_keys, 986 const char *engine_id); 987 988 int fit_image_verify(const void *fit, int noffset); 989 int fit_config_verify(const void *fit, int conf_noffset); 990 int fit_all_image_verify(const void *fit); 991 int fit_image_check_os(const void *fit, int noffset, uint8_t os); 992 int fit_image_check_arch(const void *fit, int noffset, uint8_t arch); 993 int fit_image_check_type(const void *fit, int noffset, uint8_t type); 994 int fit_image_check_comp(const void *fit, int noffset, uint8_t comp); 995 int fit_check_format(const void *fit); 996 997 int fit_conf_find_compat(const void *fit, const void *fdt); 998 int fit_conf_get_node(const void *fit, const char *conf_uname); 999 1000 /** 1001 * fit_conf_get_prop_node() - Get node refered to by a configuration 1002 * @fit: FIT to check 1003 * @noffset: Offset of conf@xxx node to check 1004 * @prop_name: Property to read from the conf node 1005 * 1006 * The conf@ nodes contain references to other nodes, using properties 1007 * like 'kernel = "kernel@1"'. Given such a property name (e.g. "kernel"), 1008 * return the offset of the node referred to (e.g. offset of node 1009 * "/images/kernel@1". 1010 */ 1011 int fit_conf_get_prop_node(const void *fit, int noffset, 1012 const char *prop_name); 1013 1014 void fit_conf_print(const void *fit, int noffset, const char *p); 1015 1016 int fit_check_ramdisk(const void *fit, int os_noffset, 1017 uint8_t arch, int verify); 1018 1019 int calculate_hash(const void *data, int data_len, const char *algo, 1020 uint8_t *value, int *value_len); 1021 1022 /* 1023 * At present we only support signing on the host, and verification on the 1024 * device 1025 */ 1026 #if defined(CONFIG_FIT_SIGNATURE) 1027 # ifdef USE_HOSTCC 1028 # define IMAGE_ENABLE_SIGN 1 1029 # define IMAGE_ENABLE_VERIFY 1 1030 # include <openssl/evp.h> 1031 #else 1032 # define IMAGE_ENABLE_SIGN 0 1033 # define IMAGE_ENABLE_VERIFY 1 1034 # endif 1035 #else 1036 # define IMAGE_ENABLE_SIGN 0 1037 # define IMAGE_ENABLE_VERIFY 0 1038 #endif 1039 1040 #ifdef USE_HOSTCC 1041 void *image_get_host_blob(void); 1042 void image_set_host_blob(void *host_blob); 1043 # define gd_fdt_blob() image_get_host_blob() 1044 #else 1045 # define gd_fdt_blob() (gd->fdt_blob) 1046 #endif 1047 1048 #ifdef CONFIG_FIT_BEST_MATCH 1049 #define IMAGE_ENABLE_BEST_MATCH 1 1050 #else 1051 #define IMAGE_ENABLE_BEST_MATCH 0 1052 #endif 1053 1054 /* Information passed to the signing routines */ 1055 struct image_sign_info { 1056 const char *keydir; /* Directory conaining keys */ 1057 const char *keyname; /* Name of key to use */ 1058 void *fit; /* Pointer to FIT blob */ 1059 int node_offset; /* Offset of signature node */ 1060 const char *name; /* Algorithm name */ 1061 struct checksum_algo *checksum; /* Checksum algorithm information */ 1062 struct crypto_algo *crypto; /* Crypto algorithm information */ 1063 const void *fdt_blob; /* FDT containing public keys */ 1064 int required_keynode; /* Node offset of key to use: -1=any */ 1065 const char *require_keys; /* Value for 'required' property */ 1066 const char *engine_id; /* Engine to use for signing */ 1067 }; 1068 #endif /* Allow struct image_region to always be defined for rsa.h */ 1069 1070 /* A part of an image, used for hashing */ 1071 struct image_region { 1072 const void *data; 1073 int size; 1074 }; 1075 1076 #if IMAGE_ENABLE_FIT 1077 1078 #if IMAGE_ENABLE_VERIFY 1079 # include <u-boot/rsa-checksum.h> 1080 #endif 1081 struct checksum_algo { 1082 const char *name; 1083 const int checksum_len; 1084 const int der_len; 1085 const uint8_t *der_prefix; 1086 #if IMAGE_ENABLE_SIGN 1087 const EVP_MD *(*calculate_sign)(void); 1088 #endif 1089 int (*calculate)(const char *name, 1090 const struct image_region region[], 1091 int region_count, uint8_t *checksum); 1092 }; 1093 1094 struct crypto_algo { 1095 const char *name; /* Name of algorithm */ 1096 const int key_len; 1097 1098 /** 1099 * sign() - calculate and return signature for given input data 1100 * 1101 * @info: Specifies key and FIT information 1102 * @data: Pointer to the input data 1103 * @data_len: Data length 1104 * @sigp: Set to an allocated buffer holding the signature 1105 * @sig_len: Set to length of the calculated hash 1106 * 1107 * This computes input data signature according to selected algorithm. 1108 * Resulting signature value is placed in an allocated buffer, the 1109 * pointer is returned as *sigp. The length of the calculated 1110 * signature is returned via the sig_len pointer argument. The caller 1111 * should free *sigp. 1112 * 1113 * @return: 0, on success, -ve on error 1114 */ 1115 int (*sign)(struct image_sign_info *info, 1116 const struct image_region region[], 1117 int region_count, uint8_t **sigp, uint *sig_len); 1118 1119 /** 1120 * add_verify_data() - Add verification information to FDT 1121 * 1122 * Add public key information to the FDT node, suitable for 1123 * verification at run-time. The information added depends on the 1124 * algorithm being used. 1125 * 1126 * @info: Specifies key and FIT information 1127 * @keydest: Destination FDT blob for public key data 1128 * @return: 0, on success, -ve on error 1129 */ 1130 int (*add_verify_data)(struct image_sign_info *info, void *keydest); 1131 1132 /** 1133 * verify() - Verify a signature against some data 1134 * 1135 * @info: Specifies key and FIT information 1136 * @data: Pointer to the input data 1137 * @data_len: Data length 1138 * @sig: Signature 1139 * @sig_len: Number of bytes in signature 1140 * @return 0 if verified, -ve on error 1141 */ 1142 int (*verify)(struct image_sign_info *info, 1143 const struct image_region region[], int region_count, 1144 uint8_t *sig, uint sig_len); 1145 }; 1146 1147 /** 1148 * image_get_checksum_algo() - Look up a checksum algorithm 1149 * 1150 * @param full_name Name of algorithm in the form "checksum,crypto" 1151 * @return pointer to algorithm information, or NULL if not found 1152 */ 1153 struct checksum_algo *image_get_checksum_algo(const char *full_name); 1154 1155 /** 1156 * image_get_crypto_algo() - Look up a cryptosystem algorithm 1157 * 1158 * @param full_name Name of algorithm in the form "checksum,crypto" 1159 * @return pointer to algorithm information, or NULL if not found 1160 */ 1161 struct crypto_algo *image_get_crypto_algo(const char *full_name); 1162 1163 /** 1164 * fit_image_verify_required_sigs() - Verify signatures marked as 'required' 1165 * 1166 * @fit: FIT to check 1167 * @image_noffset: Offset of image node to check 1168 * @data: Image data to check 1169 * @size: Size of image data 1170 * @sig_blob: FDT containing public keys 1171 * @no_sigsp: Returns 1 if no signatures were required, and 1172 * therefore nothing was checked. The caller may wish 1173 * to fall back to other mechanisms, or refuse to 1174 * boot. 1175 * @return 0 if all verified ok, <0 on error 1176 */ 1177 int fit_image_verify_required_sigs(const void *fit, int image_noffset, 1178 const char *data, size_t size, const void *sig_blob, 1179 int *no_sigsp); 1180 1181 /** 1182 * fit_image_check_sig() - Check a single image signature node 1183 * 1184 * @fit: FIT to check 1185 * @noffset: Offset of signature node to check 1186 * @data: Image data to check 1187 * @size: Size of image data 1188 * @required_keynode: Offset in the control FDT of the required key node, 1189 * if any. If this is given, then the image wil not 1190 * pass verification unless that key is used. If this is 1191 * -1 then any signature will do. 1192 * @err_msgp: In the event of an error, this will be pointed to a 1193 * help error string to display to the user. 1194 * @return 0 if all verified ok, <0 on error 1195 */ 1196 int fit_image_check_sig(const void *fit, int noffset, const void *data, 1197 size_t size, int required_keynode, char **err_msgp); 1198 1199 /** 1200 * fit_region_make_list() - Make a list of regions to hash 1201 * 1202 * Given a list of FIT regions (offset, size) provided by libfdt, create 1203 * a list of regions (void *, size) for use by the signature creationg 1204 * and verification code. 1205 * 1206 * @fit: FIT image to process 1207 * @fdt_regions: Regions as returned by libfdt 1208 * @count: Number of regions returned by libfdt 1209 * @region: Place to put list of regions (NULL to allocate it) 1210 * @return pointer to list of regions, or NULL if out of memory 1211 */ 1212 struct image_region *fit_region_make_list(const void *fit, 1213 struct fdt_region *fdt_regions, int count, 1214 struct image_region *region); 1215 1216 static inline int fit_image_check_target_arch(const void *fdt, int node) 1217 { 1218 #ifndef USE_HOSTCC 1219 return fit_image_check_arch(fdt, node, IH_ARCH_DEFAULT); 1220 #else 1221 return 0; 1222 #endif 1223 } 1224 1225 #ifdef CONFIG_FIT_VERBOSE 1226 #define fit_unsupported(msg) printf("! %s:%d " \ 1227 "FIT images not supported for '%s'\n", \ 1228 __FILE__, __LINE__, (msg)) 1229 1230 #define fit_unsupported_reset(msg) printf("! %s:%d " \ 1231 "FIT images not supported for '%s' " \ 1232 "- must reset board to recover!\n", \ 1233 __FILE__, __LINE__, (msg)) 1234 #else 1235 #define fit_unsupported(msg) 1236 #define fit_unsupported_reset(msg) 1237 #endif /* CONFIG_FIT_VERBOSE */ 1238 #endif /* CONFIG_FIT */ 1239 1240 #if defined(CONFIG_ANDROID_BOOT_IMAGE) 1241 struct andr_img_hdr; 1242 int android_image_check_header(const struct andr_img_hdr *hdr); 1243 int android_image_get_kernel(const struct andr_img_hdr *hdr, int verify, 1244 ulong *os_data, ulong *os_len); 1245 int android_image_get_ramdisk(const struct andr_img_hdr *hdr, 1246 ulong *rd_data, ulong *rd_len); 1247 ulong android_image_get_end(const struct andr_img_hdr *hdr); 1248 ulong android_image_get_kload(const struct andr_img_hdr *hdr); 1249 void android_print_contents(const struct andr_img_hdr *hdr); 1250 1251 #endif /* CONFIG_ANDROID_BOOT_IMAGE */ 1252 1253 /** 1254 * board_fit_config_name_match() - Check for a matching board name 1255 * 1256 * This is used when SPL loads a FIT containing multiple device tree files 1257 * and wants to work out which one to use. The description of each one is 1258 * passed to this function. The description comes from the 'description' field 1259 * in each (FDT) image node. 1260 * 1261 * @name: Device tree description 1262 * @return 0 if this device tree should be used, non-zero to try the next 1263 */ 1264 int board_fit_config_name_match(const char *name); 1265 1266 #ifdef CONFIG_SPL_FIT_IMAGE_POST_PROCESS 1267 /** 1268 * board_fit_image_post_process() - Do any post-process on FIT binary data 1269 * 1270 * This is used to do any sort of image manipulation, verification, decryption 1271 * etc. in a platform or board specific way. Obviously, anything done here would 1272 * need to be comprehended in how the images were prepared before being injected 1273 * into the FIT creation (i.e. the binary blobs would have been pre-processed 1274 * before being added to the FIT image). 1275 * 1276 * @image: pointer to the image start pointer 1277 * @size: pointer to the image size 1278 * @return no return value (failure should be handled internally) 1279 */ 1280 void board_fit_image_post_process(void **p_image, size_t *p_size); 1281 #endif /* CONFIG_SPL_FIT_IMAGE_POST_PROCESS */ 1282 1283 /** 1284 * Mapping of image types to function handlers to be invoked on the associated 1285 * loaded images 1286 * 1287 * @type: Type of image, I.E. IH_TYPE_* 1288 * @handler: Function to call on loaded image 1289 */ 1290 struct fit_loadable_tbl { 1291 int type; 1292 /** 1293 * handler() - Process a loaded image 1294 * 1295 * @data: Pointer to start of loaded image data 1296 * @size: Size of loaded image data 1297 */ 1298 void (*handler)(ulong data, size_t size); 1299 }; 1300 1301 /* 1302 * Define a FIT loadable image type handler 1303 * 1304 * _type is a valid uimage_type ID as defined in the "Image Type" enum above 1305 * _handler is the handler function to call after this image type is loaded 1306 */ 1307 #define U_BOOT_FIT_LOADABLE_HANDLER(_type, _handler) \ 1308 ll_entry_declare(struct fit_loadable_tbl, _function, fit_loadable) = { \ 1309 .type = _type, \ 1310 .handler = _handler, \ 1311 } 1312 1313 #endif /* __IMAGE_H__ */ 1314