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 */ 281 282 IH_TYPE_COUNT, /* Number of image types */ 283 }; 284 285 /* 286 * Compression Types 287 * 288 * The following are exposed to uImage header. 289 * Do not change values for backward compatibility. 290 */ 291 enum { 292 IH_COMP_NONE = 0, /* No Compression Used */ 293 IH_COMP_GZIP, /* gzip Compression Used */ 294 IH_COMP_BZIP2, /* bzip2 Compression Used */ 295 IH_COMP_LZMA, /* lzma Compression Used */ 296 IH_COMP_LZO, /* lzo Compression Used */ 297 IH_COMP_LZ4, /* lz4 Compression Used */ 298 299 IH_COMP_COUNT, 300 }; 301 302 #define IH_MAGIC 0x27051956 /* Image Magic Number */ 303 #define IH_NMLEN 32 /* Image Name Length */ 304 305 /* Reused from common.h */ 306 #define ROUND(a, b) (((a) + (b) - 1) & ~((b) - 1)) 307 308 /* 309 * Legacy format image header, 310 * all data in network byte order (aka natural aka bigendian). 311 */ 312 typedef struct image_header { 313 __be32 ih_magic; /* Image Header Magic Number */ 314 __be32 ih_hcrc; /* Image Header CRC Checksum */ 315 __be32 ih_time; /* Image Creation Timestamp */ 316 __be32 ih_size; /* Image Data Size */ 317 __be32 ih_load; /* Data Load Address */ 318 __be32 ih_ep; /* Entry Point Address */ 319 __be32 ih_dcrc; /* Image Data CRC Checksum */ 320 uint8_t ih_os; /* Operating System */ 321 uint8_t ih_arch; /* CPU architecture */ 322 uint8_t ih_type; /* Image Type */ 323 uint8_t ih_comp; /* Compression Type */ 324 uint8_t ih_name[IH_NMLEN]; /* Image Name */ 325 } image_header_t; 326 327 typedef struct image_info { 328 ulong start, end; /* start/end of blob */ 329 ulong image_start, image_len; /* start of image within blob, len of image */ 330 ulong load; /* load addr for the image */ 331 uint8_t comp, type, os; /* compression, type of image, os type */ 332 uint8_t arch; /* CPU architecture */ 333 } image_info_t; 334 335 /* 336 * Legacy and FIT format headers used by do_bootm() and do_bootm_<os>() 337 * routines. 338 */ 339 typedef struct bootm_headers { 340 /* 341 * Legacy os image header, if it is a multi component image 342 * then boot_get_ramdisk() and get_fdt() will attempt to get 343 * data from second and third component accordingly. 344 */ 345 image_header_t *legacy_hdr_os; /* image header pointer */ 346 image_header_t legacy_hdr_os_copy; /* header copy */ 347 ulong legacy_hdr_valid; 348 349 #if IMAGE_ENABLE_FIT 350 const char *fit_uname_cfg; /* configuration node unit name */ 351 352 void *fit_hdr_os; /* os FIT image header */ 353 const char *fit_uname_os; /* os subimage node unit name */ 354 int fit_noffset_os; /* os subimage node offset */ 355 356 void *fit_hdr_rd; /* init ramdisk FIT image header */ 357 const char *fit_uname_rd; /* init ramdisk subimage node unit name */ 358 int fit_noffset_rd; /* init ramdisk subimage node offset */ 359 360 void *fit_hdr_fdt; /* FDT blob FIT image header */ 361 const char *fit_uname_fdt; /* FDT blob subimage node unit name */ 362 int fit_noffset_fdt;/* FDT blob subimage node offset */ 363 364 void *fit_hdr_setup; /* x86 setup FIT image header */ 365 const char *fit_uname_setup; /* x86 setup subimage node name */ 366 int fit_noffset_setup;/* x86 setup subimage node offset */ 367 #endif 368 369 #ifndef USE_HOSTCC 370 image_info_t os; /* os image info */ 371 ulong ep; /* entry point of OS */ 372 373 ulong rd_start, rd_end;/* ramdisk start/end */ 374 375 char *ft_addr; /* flat dev tree address */ 376 ulong ft_len; /* length of flat device tree */ 377 378 ulong initrd_start; 379 ulong initrd_end; 380 ulong cmdline_start; 381 ulong cmdline_end; 382 bd_t *kbd; 383 #endif 384 385 int verify; /* getenv("verify")[0] != 'n' */ 386 387 #define BOOTM_STATE_START (0x00000001) 388 #define BOOTM_STATE_FINDOS (0x00000002) 389 #define BOOTM_STATE_FINDOTHER (0x00000004) 390 #define BOOTM_STATE_LOADOS (0x00000008) 391 #define BOOTM_STATE_RAMDISK (0x00000010) 392 #define BOOTM_STATE_FDT (0x00000020) 393 #define BOOTM_STATE_OS_CMDLINE (0x00000040) 394 #define BOOTM_STATE_OS_BD_T (0x00000080) 395 #define BOOTM_STATE_OS_PREP (0x00000100) 396 #define BOOTM_STATE_OS_FAKE_GO (0x00000200) /* 'Almost' run the OS */ 397 #define BOOTM_STATE_OS_GO (0x00000400) 398 int state; 399 400 #ifdef CONFIG_LMB 401 struct lmb lmb; /* for memory mgmt */ 402 #endif 403 } bootm_headers_t; 404 405 extern bootm_headers_t images; 406 407 /* 408 * Some systems (for example LWMON) have very short watchdog periods; 409 * we must make sure to split long operations like memmove() or 410 * checksum calculations into reasonable chunks. 411 */ 412 #ifndef CHUNKSZ 413 #define CHUNKSZ (64 * 1024) 414 #endif 415 416 #ifndef CHUNKSZ_CRC32 417 #define CHUNKSZ_CRC32 (64 * 1024) 418 #endif 419 420 #ifndef CHUNKSZ_MD5 421 #define CHUNKSZ_MD5 (64 * 1024) 422 #endif 423 424 #ifndef CHUNKSZ_SHA1 425 #define CHUNKSZ_SHA1 (64 * 1024) 426 #endif 427 428 #define uimage_to_cpu(x) be32_to_cpu(x) 429 #define cpu_to_uimage(x) cpu_to_be32(x) 430 431 /* 432 * Translation table for entries of a specific type; used by 433 * get_table_entry_id() and get_table_entry_name(). 434 */ 435 typedef struct table_entry { 436 int id; 437 char *sname; /* short (input) name to find table entry */ 438 char *lname; /* long (output) name to print for messages */ 439 } table_entry_t; 440 441 /* 442 * get_table_entry_id() scans the translation table trying to find an 443 * entry that matches the given short name. If a matching entry is 444 * found, it's id is returned to the caller. 445 */ 446 int get_table_entry_id(const table_entry_t *table, 447 const char *table_name, const char *name); 448 /* 449 * get_table_entry_name() scans the translation table trying to find 450 * an entry that matches the given id. If a matching entry is found, 451 * its long name is returned to the caller. 452 */ 453 char *get_table_entry_name(const table_entry_t *table, char *msg, int id); 454 455 const char *genimg_get_os_name(uint8_t os); 456 457 /** 458 * genimg_get_os_short_name() - get the short name for an OS 459 * 460 * @param os OS (IH_OS_...) 461 * @return OS short name, or "unknown" if unknown 462 */ 463 const char *genimg_get_os_short_name(uint8_t comp); 464 465 const char *genimg_get_arch_name(uint8_t arch); 466 467 /** 468 * genimg_get_arch_short_name() - get the short name for an architecture 469 * 470 * @param arch Architecture type (IH_ARCH_...) 471 * @return architecture short name, or "unknown" if unknown 472 */ 473 const char *genimg_get_arch_short_name(uint8_t arch); 474 475 const char *genimg_get_type_name(uint8_t type); 476 477 /** 478 * genimg_get_type_short_name() - get the short name for an image type 479 * 480 * @param type Image type (IH_TYPE_...) 481 * @return image short name, or "unknown" if unknown 482 */ 483 const char *genimg_get_type_short_name(uint8_t type); 484 485 const char *genimg_get_comp_name(uint8_t comp); 486 487 /** 488 * genimg_get_comp_short_name() - get the short name for a compression method 489 * 490 * @param comp compression method (IH_COMP_...) 491 * @return compression method short name, or "unknown" if unknown 492 */ 493 const char *genimg_get_comp_short_name(uint8_t comp); 494 495 /** 496 * genimg_get_cat_name() - Get the name of an item in a category 497 * 498 * @category: Category of item 499 * @id: Item ID 500 * @return name of item, or "Unknown ..." if unknown 501 */ 502 const char *genimg_get_cat_name(enum ih_category category, uint id); 503 504 /** 505 * genimg_get_cat_short_name() - Get the short name of an item in a category 506 * 507 * @category: Category of item 508 * @id: Item ID 509 * @return short name of item, or "Unknown ..." if unknown 510 */ 511 const char *genimg_get_cat_short_name(enum ih_category category, uint id); 512 513 /** 514 * genimg_get_cat_count() - Get the number of items in a category 515 * 516 * @category: Category to check 517 * @return the number of items in the category (IH_xxx_COUNT) 518 */ 519 int genimg_get_cat_count(enum ih_category category); 520 521 /** 522 * genimg_get_cat_desc() - Get the description of a category 523 * 524 * @return the description of a category, e.g. "architecture". This 525 * effectively converts the enum to a string. 526 */ 527 const char *genimg_get_cat_desc(enum ih_category category); 528 529 int genimg_get_os_id(const char *name); 530 int genimg_get_arch_id(const char *name); 531 int genimg_get_type_id(const char *name); 532 int genimg_get_comp_id(const char *name); 533 void genimg_print_size(uint32_t size); 534 535 #if defined(CONFIG_TIMESTAMP) || defined(CONFIG_CMD_DATE) || \ 536 defined(USE_HOSTCC) 537 #define IMAGE_ENABLE_TIMESTAMP 1 538 #else 539 #define IMAGE_ENABLE_TIMESTAMP 0 540 #endif 541 void genimg_print_time(time_t timestamp); 542 543 /* What to do with a image load address ('load = <> 'in the FIT) */ 544 enum fit_load_op { 545 FIT_LOAD_IGNORED, /* Ignore load address */ 546 FIT_LOAD_OPTIONAL, /* Can be provided, but optional */ 547 FIT_LOAD_OPTIONAL_NON_ZERO, /* Optional, a value of 0 is ignored */ 548 FIT_LOAD_REQUIRED, /* Must be provided */ 549 }; 550 551 int boot_get_setup(bootm_headers_t *images, uint8_t arch, ulong *setup_start, 552 ulong *setup_len); 553 554 #ifndef USE_HOSTCC 555 /* Image format types, returned by _get_format() routine */ 556 #define IMAGE_FORMAT_INVALID 0x00 557 #if defined(CONFIG_IMAGE_FORMAT_LEGACY) 558 #define IMAGE_FORMAT_LEGACY 0x01 /* legacy image_header based format */ 559 #endif 560 #define IMAGE_FORMAT_FIT 0x02 /* new, libfdt based format */ 561 #define IMAGE_FORMAT_ANDROID 0x03 /* Android boot image */ 562 563 ulong genimg_get_kernel_addr_fit(char * const img_addr, 564 const char **fit_uname_config, 565 const char **fit_uname_kernel); 566 ulong genimg_get_kernel_addr(char * const img_addr); 567 int genimg_get_format(const void *img_addr); 568 int genimg_has_config(bootm_headers_t *images); 569 ulong genimg_get_image(ulong img_addr); 570 571 int boot_get_fpga(int argc, char * const argv[], bootm_headers_t *images, 572 uint8_t arch, const ulong *ld_start, ulong * const ld_len); 573 int boot_get_ramdisk(int argc, char * const argv[], bootm_headers_t *images, 574 uint8_t arch, ulong *rd_start, ulong *rd_end); 575 576 /** 577 * boot_get_loadable - routine to load a list of binaries to memory 578 * @argc: Ignored Argument 579 * @argv: Ignored Argument 580 * @images: pointer to the bootm images structure 581 * @arch: expected architecture for the image 582 * @ld_start: Ignored Argument 583 * @ld_len: Ignored Argument 584 * 585 * boot_get_loadable() will take the given FIT configuration, and look 586 * for a field named "loadables". Loadables, is a list of elements in 587 * the FIT given as strings. exe: 588 * loadables = "linux_kernel@1", "fdt@2"; 589 * this function will attempt to parse each string, and load the 590 * corresponding element from the FIT into memory. Once placed, 591 * no aditional actions are taken. 592 * 593 * @return: 594 * 0, if only valid images or no images are found 595 * error code, if an error occurs during fit_image_load 596 */ 597 int boot_get_loadable(int argc, char * const argv[], bootm_headers_t *images, 598 uint8_t arch, const ulong *ld_start, ulong * const ld_len); 599 #endif /* !USE_HOSTCC */ 600 601 int boot_get_setup_fit(bootm_headers_t *images, uint8_t arch, 602 ulong *setup_start, ulong *setup_len); 603 604 /** 605 * fit_image_load() - load an image from a FIT 606 * 607 * This deals with all aspects of loading an image from a FIT, including 608 * selecting the right image based on configuration, verifying it, printing 609 * out progress messages, checking the type/arch/os and optionally copying it 610 * to the right load address. 611 * 612 * The property to look up is defined by image_type. 613 * 614 * @param images Boot images structure 615 * @param addr Address of FIT in memory 616 * @param fit_unamep On entry this is the requested image name 617 * (e.g. "kernel@1") or NULL to use the default. On exit 618 * points to the selected image name 619 * @param fit_uname_configp On entry this is the requested configuration 620 * name (e.g. "conf@1") or NULL to use the default. On 621 * exit points to the selected configuration name. 622 * @param arch Expected architecture (IH_ARCH_...) 623 * @param image_type Required image type (IH_TYPE_...). If this is 624 * IH_TYPE_KERNEL then we allow IH_TYPE_KERNEL_NOLOAD 625 * also. 626 * @param bootstage_id ID of starting bootstage to use for progress updates. 627 * This will be added to the BOOTSTAGE_SUB values when 628 * calling bootstage_mark() 629 * @param load_op Decribes what to do with the load address 630 * @param datap Returns address of loaded image 631 * @param lenp Returns length of loaded image 632 * @return node offset of image, or -ve error code on error 633 */ 634 int fit_image_load(bootm_headers_t *images, ulong addr, 635 const char **fit_unamep, const char **fit_uname_configp, 636 int arch, int image_type, int bootstage_id, 637 enum fit_load_op load_op, ulong *datap, ulong *lenp); 638 639 #ifndef USE_HOSTCC 640 /** 641 * fit_get_node_from_config() - Look up an image a FIT by type 642 * 643 * This looks in the selected conf@ node (images->fit_uname_cfg) for a 644 * particular image type (e.g. "kernel") and then finds the image that is 645 * referred to. 646 * 647 * For example, for something like: 648 * 649 * images { 650 * kernel@1 { 651 * ... 652 * }; 653 * }; 654 * configurations { 655 * conf@1 { 656 * kernel = "kernel@1"; 657 * }; 658 * }; 659 * 660 * the function will return the node offset of the kernel@1 node, assuming 661 * that conf@1 is the chosen configuration. 662 * 663 * @param images Boot images structure 664 * @param prop_name Property name to look up (FIT_..._PROP) 665 * @param addr Address of FIT in memory 666 */ 667 int fit_get_node_from_config(bootm_headers_t *images, const char *prop_name, 668 ulong addr); 669 670 int boot_get_fdt(int flag, int argc, char * const argv[], uint8_t arch, 671 bootm_headers_t *images, 672 char **of_flat_tree, ulong *of_size); 673 void boot_fdt_add_mem_rsv_regions(struct lmb *lmb, void *fdt_blob); 674 int boot_relocate_fdt(struct lmb *lmb, char **of_flat_tree, ulong *of_size); 675 676 int boot_ramdisk_high(struct lmb *lmb, ulong rd_data, ulong rd_len, 677 ulong *initrd_start, ulong *initrd_end); 678 int boot_get_cmdline(struct lmb *lmb, ulong *cmd_start, ulong *cmd_end); 679 #ifdef CONFIG_SYS_BOOT_GET_KBD 680 int boot_get_kbd(struct lmb *lmb, bd_t **kbd); 681 #endif /* CONFIG_SYS_BOOT_GET_KBD */ 682 #endif /* !USE_HOSTCC */ 683 684 /*******************************************************************/ 685 /* Legacy format specific code (prefixed with image_) */ 686 /*******************************************************************/ 687 static inline uint32_t image_get_header_size(void) 688 { 689 return (sizeof(image_header_t)); 690 } 691 692 #define image_get_hdr_l(f) \ 693 static inline uint32_t image_get_##f(const image_header_t *hdr) \ 694 { \ 695 return uimage_to_cpu(hdr->ih_##f); \ 696 } 697 image_get_hdr_l(magic) /* image_get_magic */ 698 image_get_hdr_l(hcrc) /* image_get_hcrc */ 699 image_get_hdr_l(time) /* image_get_time */ 700 image_get_hdr_l(size) /* image_get_size */ 701 image_get_hdr_l(load) /* image_get_load */ 702 image_get_hdr_l(ep) /* image_get_ep */ 703 image_get_hdr_l(dcrc) /* image_get_dcrc */ 704 705 #define image_get_hdr_b(f) \ 706 static inline uint8_t image_get_##f(const image_header_t *hdr) \ 707 { \ 708 return hdr->ih_##f; \ 709 } 710 image_get_hdr_b(os) /* image_get_os */ 711 image_get_hdr_b(arch) /* image_get_arch */ 712 image_get_hdr_b(type) /* image_get_type */ 713 image_get_hdr_b(comp) /* image_get_comp */ 714 715 static inline char *image_get_name(const image_header_t *hdr) 716 { 717 return (char *)hdr->ih_name; 718 } 719 720 static inline uint32_t image_get_data_size(const image_header_t *hdr) 721 { 722 return image_get_size(hdr); 723 } 724 725 /** 726 * image_get_data - get image payload start address 727 * @hdr: image header 728 * 729 * image_get_data() returns address of the image payload. For single 730 * component images it is image data start. For multi component 731 * images it points to the null terminated table of sub-images sizes. 732 * 733 * returns: 734 * image payload data start address 735 */ 736 static inline ulong image_get_data(const image_header_t *hdr) 737 { 738 return ((ulong)hdr + image_get_header_size()); 739 } 740 741 static inline uint32_t image_get_image_size(const image_header_t *hdr) 742 { 743 return (image_get_size(hdr) + image_get_header_size()); 744 } 745 static inline ulong image_get_image_end(const image_header_t *hdr) 746 { 747 return ((ulong)hdr + image_get_image_size(hdr)); 748 } 749 750 #define image_set_hdr_l(f) \ 751 static inline void image_set_##f(image_header_t *hdr, uint32_t val) \ 752 { \ 753 hdr->ih_##f = cpu_to_uimage(val); \ 754 } 755 image_set_hdr_l(magic) /* image_set_magic */ 756 image_set_hdr_l(hcrc) /* image_set_hcrc */ 757 image_set_hdr_l(time) /* image_set_time */ 758 image_set_hdr_l(size) /* image_set_size */ 759 image_set_hdr_l(load) /* image_set_load */ 760 image_set_hdr_l(ep) /* image_set_ep */ 761 image_set_hdr_l(dcrc) /* image_set_dcrc */ 762 763 #define image_set_hdr_b(f) \ 764 static inline void image_set_##f(image_header_t *hdr, uint8_t val) \ 765 { \ 766 hdr->ih_##f = val; \ 767 } 768 image_set_hdr_b(os) /* image_set_os */ 769 image_set_hdr_b(arch) /* image_set_arch */ 770 image_set_hdr_b(type) /* image_set_type */ 771 image_set_hdr_b(comp) /* image_set_comp */ 772 773 static inline void image_set_name(image_header_t *hdr, const char *name) 774 { 775 strncpy(image_get_name(hdr), name, IH_NMLEN); 776 } 777 778 int image_check_hcrc(const image_header_t *hdr); 779 int image_check_dcrc(const image_header_t *hdr); 780 #ifndef USE_HOSTCC 781 ulong getenv_bootm_low(void); 782 phys_size_t getenv_bootm_size(void); 783 phys_size_t getenv_bootm_mapsize(void); 784 #endif 785 void memmove_wd(void *to, void *from, size_t len, ulong chunksz); 786 787 static inline int image_check_magic(const image_header_t *hdr) 788 { 789 return (image_get_magic(hdr) == IH_MAGIC); 790 } 791 static inline int image_check_type(const image_header_t *hdr, uint8_t type) 792 { 793 return (image_get_type(hdr) == type); 794 } 795 static inline int image_check_arch(const image_header_t *hdr, uint8_t arch) 796 { 797 return (image_get_arch(hdr) == arch); 798 } 799 static inline int image_check_os(const image_header_t *hdr, uint8_t os) 800 { 801 return (image_get_os(hdr) == os); 802 } 803 804 ulong image_multi_count(const image_header_t *hdr); 805 void image_multi_getimg(const image_header_t *hdr, ulong idx, 806 ulong *data, ulong *len); 807 808 void image_print_contents(const void *hdr); 809 810 #ifndef USE_HOSTCC 811 static inline int image_check_target_arch(const image_header_t *hdr) 812 { 813 #ifndef IH_ARCH_DEFAULT 814 # error "please define IH_ARCH_DEFAULT in your arch asm/u-boot.h" 815 #endif 816 return image_check_arch(hdr, IH_ARCH_DEFAULT); 817 } 818 #endif /* USE_HOSTCC */ 819 820 /** 821 * Set up properties in the FDT 822 * 823 * This sets up properties in the FDT that is to be passed to linux. 824 * 825 * @images: Images information 826 * @blob: FDT to update 827 * @of_size: Size of the FDT 828 * @lmb: Points to logical memory block structure 829 * @return 0 if ok, <0 on failure 830 */ 831 int image_setup_libfdt(bootm_headers_t *images, void *blob, 832 int of_size, struct lmb *lmb); 833 834 /** 835 * Set up the FDT to use for booting a kernel 836 * 837 * This performs ramdisk setup, sets up the FDT if required, and adds 838 * paramters to the FDT if libfdt is available. 839 * 840 * @param images Images information 841 * @return 0 if ok, <0 on failure 842 */ 843 int image_setup_linux(bootm_headers_t *images); 844 845 /** 846 * bootz_setup() - Extract stat and size of a Linux xImage 847 * 848 * @image: Address of image 849 * @start: Returns start address of image 850 * @end : Returns end address of image 851 * @return 0 if OK, 1 if the image was not recognised 852 */ 853 int bootz_setup(ulong image, ulong *start, ulong *end); 854 855 856 /*******************************************************************/ 857 /* New uImage format specific code (prefixed with fit_) */ 858 /*******************************************************************/ 859 860 #define FIT_IMAGES_PATH "/images" 861 #define FIT_CONFS_PATH "/configurations" 862 863 /* hash/signature node */ 864 #define FIT_HASH_NODENAME "hash" 865 #define FIT_ALGO_PROP "algo" 866 #define FIT_VALUE_PROP "value" 867 #define FIT_IGNORE_PROP "uboot-ignore" 868 #define FIT_SIG_NODENAME "signature" 869 870 /* image node */ 871 #define FIT_DATA_PROP "data" 872 #define FIT_TIMESTAMP_PROP "timestamp" 873 #define FIT_DESC_PROP "description" 874 #define FIT_ARCH_PROP "arch" 875 #define FIT_TYPE_PROP "type" 876 #define FIT_OS_PROP "os" 877 #define FIT_COMP_PROP "compression" 878 #define FIT_ENTRY_PROP "entry" 879 #define FIT_LOAD_PROP "load" 880 881 /* configuration node */ 882 #define FIT_KERNEL_PROP "kernel" 883 #define FIT_RAMDISK_PROP "ramdisk" 884 #define FIT_FDT_PROP "fdt" 885 #define FIT_LOADABLE_PROP "loadables" 886 #define FIT_DEFAULT_PROP "default" 887 #define FIT_SETUP_PROP "setup" 888 #define FIT_FPGA_PROP "fpga" 889 890 #define FIT_MAX_HASH_LEN HASH_MAX_DIGEST_SIZE 891 892 #if IMAGE_ENABLE_FIT 893 /* cmdline argument format parsing */ 894 int fit_parse_conf(const char *spec, ulong addr_curr, 895 ulong *addr, const char **conf_name); 896 int fit_parse_subimage(const char *spec, ulong addr_curr, 897 ulong *addr, const char **image_name); 898 899 int fit_get_subimage_count(const void *fit, int images_noffset); 900 void fit_print_contents(const void *fit); 901 void fit_image_print(const void *fit, int noffset, const char *p); 902 903 /** 904 * fit_get_end - get FIT image size 905 * @fit: pointer to the FIT format image header 906 * 907 * returns: 908 * size of the FIT image (blob) in memory 909 */ 910 static inline ulong fit_get_size(const void *fit) 911 { 912 return fdt_totalsize(fit); 913 } 914 915 /** 916 * fit_get_end - get FIT image end 917 * @fit: pointer to the FIT format image header 918 * 919 * returns: 920 * end address of the FIT image (blob) in memory 921 */ 922 ulong fit_get_end(const void *fit); 923 924 /** 925 * fit_get_name - get FIT node name 926 * @fit: pointer to the FIT format image header 927 * 928 * returns: 929 * NULL, on error 930 * pointer to node name, on success 931 */ 932 static inline const char *fit_get_name(const void *fit_hdr, 933 int noffset, int *len) 934 { 935 return fdt_get_name(fit_hdr, noffset, len); 936 } 937 938 int fit_get_desc(const void *fit, int noffset, char **desc); 939 int fit_get_timestamp(const void *fit, int noffset, time_t *timestamp); 940 941 int fit_image_get_node(const void *fit, const char *image_uname); 942 int fit_image_get_os(const void *fit, int noffset, uint8_t *os); 943 int fit_image_get_arch(const void *fit, int noffset, uint8_t *arch); 944 int fit_image_get_type(const void *fit, int noffset, uint8_t *type); 945 int fit_image_get_comp(const void *fit, int noffset, uint8_t *comp); 946 int fit_image_get_load(const void *fit, int noffset, ulong *load); 947 int fit_image_get_entry(const void *fit, int noffset, ulong *entry); 948 int fit_image_get_data(const void *fit, int noffset, 949 const void **data, size_t *size); 950 951 int fit_image_hash_get_algo(const void *fit, int noffset, char **algo); 952 int fit_image_hash_get_value(const void *fit, int noffset, uint8_t **value, 953 int *value_len); 954 955 int fit_set_timestamp(void *fit, int noffset, time_t timestamp); 956 957 /** 958 * fit_add_verification_data() - add verification data to FIT image nodes 959 * 960 * @keydir: Directory containing keys 961 * @kwydest: FDT blob to write public key information to 962 * @fit: Pointer to the FIT format image header 963 * @comment: Comment to add to signature nodes 964 * @require_keys: Mark all keys as 'required' 965 * 966 * Adds hash values for all component images in the FIT blob. 967 * Hashes are calculated for all component images which have hash subnodes 968 * with algorithm property set to one of the supported hash algorithms. 969 * 970 * Also add signatures if signature nodes are present. 971 * 972 * returns 973 * 0, on success 974 * libfdt error code, on failure 975 */ 976 int fit_add_verification_data(const char *keydir, void *keydest, void *fit, 977 const char *comment, int require_keys); 978 979 int fit_image_verify(const void *fit, int noffset); 980 int fit_config_verify(const void *fit, int conf_noffset); 981 int fit_all_image_verify(const void *fit); 982 int fit_image_check_os(const void *fit, int noffset, uint8_t os); 983 int fit_image_check_arch(const void *fit, int noffset, uint8_t arch); 984 int fit_image_check_type(const void *fit, int noffset, uint8_t type); 985 int fit_image_check_comp(const void *fit, int noffset, uint8_t comp); 986 int fit_check_format(const void *fit); 987 988 int fit_conf_find_compat(const void *fit, const void *fdt); 989 int fit_conf_get_node(const void *fit, const char *conf_uname); 990 991 /** 992 * fit_conf_get_prop_node() - Get node refered to by a configuration 993 * @fit: FIT to check 994 * @noffset: Offset of conf@xxx node to check 995 * @prop_name: Property to read from the conf node 996 * 997 * The conf@ nodes contain references to other nodes, using properties 998 * like 'kernel = "kernel@1"'. Given such a property name (e.g. "kernel"), 999 * return the offset of the node referred to (e.g. offset of node 1000 * "/images/kernel@1". 1001 */ 1002 int fit_conf_get_prop_node(const void *fit, int noffset, 1003 const char *prop_name); 1004 1005 void fit_conf_print(const void *fit, int noffset, const char *p); 1006 1007 int fit_check_ramdisk(const void *fit, int os_noffset, 1008 uint8_t arch, int verify); 1009 1010 int calculate_hash(const void *data, int data_len, const char *algo, 1011 uint8_t *value, int *value_len); 1012 1013 /* 1014 * At present we only support signing on the host, and verification on the 1015 * device 1016 */ 1017 #if defined(CONFIG_FIT_SIGNATURE) 1018 # ifdef USE_HOSTCC 1019 # define IMAGE_ENABLE_SIGN 1 1020 # define IMAGE_ENABLE_VERIFY 1 1021 # include <openssl/evp.h> 1022 #else 1023 # define IMAGE_ENABLE_SIGN 0 1024 # define IMAGE_ENABLE_VERIFY 1 1025 # endif 1026 #else 1027 # define IMAGE_ENABLE_SIGN 0 1028 # define IMAGE_ENABLE_VERIFY 0 1029 #endif 1030 1031 #ifdef USE_HOSTCC 1032 void *image_get_host_blob(void); 1033 void image_set_host_blob(void *host_blob); 1034 # define gd_fdt_blob() image_get_host_blob() 1035 #else 1036 # define gd_fdt_blob() (gd->fdt_blob) 1037 #endif 1038 1039 #ifdef CONFIG_FIT_BEST_MATCH 1040 #define IMAGE_ENABLE_BEST_MATCH 1 1041 #else 1042 #define IMAGE_ENABLE_BEST_MATCH 0 1043 #endif 1044 1045 /* Information passed to the signing routines */ 1046 struct image_sign_info { 1047 const char *keydir; /* Directory conaining keys */ 1048 const char *keyname; /* Name of key to use */ 1049 void *fit; /* Pointer to FIT blob */ 1050 int node_offset; /* Offset of signature node */ 1051 struct image_sig_algo *algo; /* Algorithm information */ 1052 const void *fdt_blob; /* FDT containing public keys */ 1053 int required_keynode; /* Node offset of key to use: -1=any */ 1054 const char *require_keys; /* Value for 'required' property */ 1055 }; 1056 #endif /* Allow struct image_region to always be defined for rsa.h */ 1057 1058 /* A part of an image, used for hashing */ 1059 struct image_region { 1060 const void *data; 1061 int size; 1062 }; 1063 1064 #if IMAGE_ENABLE_FIT 1065 1066 #if IMAGE_ENABLE_VERIFY 1067 # include <u-boot/rsa-checksum.h> 1068 #endif 1069 struct checksum_algo { 1070 const char *name; 1071 const int checksum_len; 1072 const int pad_len; 1073 #if IMAGE_ENABLE_SIGN 1074 const EVP_MD *(*calculate_sign)(void); 1075 #endif 1076 int (*calculate)(const char *name, 1077 const struct image_region region[], 1078 int region_count, uint8_t *checksum); 1079 const uint8_t *rsa_padding; 1080 }; 1081 1082 struct image_sig_algo { 1083 const char *name; /* Name of algorithm */ 1084 1085 /** 1086 * sign() - calculate and return signature for given input data 1087 * 1088 * @info: Specifies key and FIT information 1089 * @data: Pointer to the input data 1090 * @data_len: Data length 1091 * @sigp: Set to an allocated buffer holding the signature 1092 * @sig_len: Set to length of the calculated hash 1093 * 1094 * This computes input data signature according to selected algorithm. 1095 * Resulting signature value is placed in an allocated buffer, the 1096 * pointer is returned as *sigp. The length of the calculated 1097 * signature is returned via the sig_len pointer argument. The caller 1098 * should free *sigp. 1099 * 1100 * @return: 0, on success, -ve on error 1101 */ 1102 int (*sign)(struct image_sign_info *info, 1103 const struct image_region region[], 1104 int region_count, uint8_t **sigp, uint *sig_len); 1105 1106 /** 1107 * add_verify_data() - Add verification information to FDT 1108 * 1109 * Add public key information to the FDT node, suitable for 1110 * verification at run-time. The information added depends on the 1111 * algorithm being used. 1112 * 1113 * @info: Specifies key and FIT information 1114 * @keydest: Destination FDT blob for public key data 1115 * @return: 0, on success, -ve on error 1116 */ 1117 int (*add_verify_data)(struct image_sign_info *info, void *keydest); 1118 1119 /** 1120 * verify() - Verify a signature against some data 1121 * 1122 * @info: Specifies key and FIT information 1123 * @data: Pointer to the input data 1124 * @data_len: Data length 1125 * @sig: Signature 1126 * @sig_len: Number of bytes in signature 1127 * @return 0 if verified, -ve on error 1128 */ 1129 int (*verify)(struct image_sign_info *info, 1130 const struct image_region region[], int region_count, 1131 uint8_t *sig, uint sig_len); 1132 1133 /* pointer to checksum algorithm */ 1134 struct checksum_algo *checksum; 1135 }; 1136 1137 /** 1138 * image_get_sig_algo() - Look up a signature algortihm 1139 * 1140 * @param name Name of algorithm 1141 * @return pointer to algorithm information, or NULL if not found 1142 */ 1143 struct image_sig_algo *image_get_sig_algo(const char *name); 1144 1145 /** 1146 * fit_image_verify_required_sigs() - Verify signatures marked as 'required' 1147 * 1148 * @fit: FIT to check 1149 * @image_noffset: Offset of image node to check 1150 * @data: Image data to check 1151 * @size: Size of image data 1152 * @sig_blob: FDT containing public keys 1153 * @no_sigsp: Returns 1 if no signatures were required, and 1154 * therefore nothing was checked. The caller may wish 1155 * to fall back to other mechanisms, or refuse to 1156 * boot. 1157 * @return 0 if all verified ok, <0 on error 1158 */ 1159 int fit_image_verify_required_sigs(const void *fit, int image_noffset, 1160 const char *data, size_t size, const void *sig_blob, 1161 int *no_sigsp); 1162 1163 /** 1164 * fit_image_check_sig() - Check a single image signature node 1165 * 1166 * @fit: FIT to check 1167 * @noffset: Offset of signature node to check 1168 * @data: Image data to check 1169 * @size: Size of image data 1170 * @required_keynode: Offset in the control FDT of the required key node, 1171 * if any. If this is given, then the image wil not 1172 * pass verification unless that key is used. If this is 1173 * -1 then any signature will do. 1174 * @err_msgp: In the event of an error, this will be pointed to a 1175 * help error string to display to the user. 1176 * @return 0 if all verified ok, <0 on error 1177 */ 1178 int fit_image_check_sig(const void *fit, int noffset, const void *data, 1179 size_t size, int required_keynode, char **err_msgp); 1180 1181 /** 1182 * fit_region_make_list() - Make a list of regions to hash 1183 * 1184 * Given a list of FIT regions (offset, size) provided by libfdt, create 1185 * a list of regions (void *, size) for use by the signature creationg 1186 * and verification code. 1187 * 1188 * @fit: FIT image to process 1189 * @fdt_regions: Regions as returned by libfdt 1190 * @count: Number of regions returned by libfdt 1191 * @region: Place to put list of regions (NULL to allocate it) 1192 * @return pointer to list of regions, or NULL if out of memory 1193 */ 1194 struct image_region *fit_region_make_list(const void *fit, 1195 struct fdt_region *fdt_regions, int count, 1196 struct image_region *region); 1197 1198 static inline int fit_image_check_target_arch(const void *fdt, int node) 1199 { 1200 #ifndef USE_HOSTCC 1201 return fit_image_check_arch(fdt, node, IH_ARCH_DEFAULT); 1202 #else 1203 return 0; 1204 #endif 1205 } 1206 1207 #ifdef CONFIG_FIT_VERBOSE 1208 #define fit_unsupported(msg) printf("! %s:%d " \ 1209 "FIT images not supported for '%s'\n", \ 1210 __FILE__, __LINE__, (msg)) 1211 1212 #define fit_unsupported_reset(msg) printf("! %s:%d " \ 1213 "FIT images not supported for '%s' " \ 1214 "- must reset board to recover!\n", \ 1215 __FILE__, __LINE__, (msg)) 1216 #else 1217 #define fit_unsupported(msg) 1218 #define fit_unsupported_reset(msg) 1219 #endif /* CONFIG_FIT_VERBOSE */ 1220 #endif /* CONFIG_FIT */ 1221 1222 #if defined(CONFIG_ANDROID_BOOT_IMAGE) 1223 struct andr_img_hdr; 1224 int android_image_check_header(const struct andr_img_hdr *hdr); 1225 int android_image_get_kernel(const struct andr_img_hdr *hdr, int verify, 1226 ulong *os_data, ulong *os_len); 1227 int android_image_get_ramdisk(const struct andr_img_hdr *hdr, 1228 ulong *rd_data, ulong *rd_len); 1229 ulong android_image_get_end(const struct andr_img_hdr *hdr); 1230 ulong android_image_get_kload(const struct andr_img_hdr *hdr); 1231 void android_print_contents(const struct andr_img_hdr *hdr); 1232 1233 #endif /* CONFIG_ANDROID_BOOT_IMAGE */ 1234 1235 /** 1236 * board_fit_config_name_match() - Check for a matching board name 1237 * 1238 * This is used when SPL loads a FIT containing multiple device tree files 1239 * and wants to work out which one to use. The description of each one is 1240 * passed to this function. The description comes from the 'description' field 1241 * in each (FDT) image node. 1242 * 1243 * @name: Device tree description 1244 * @return 0 if this device tree should be used, non-zero to try the next 1245 */ 1246 int board_fit_config_name_match(const char *name); 1247 1248 #ifdef CONFIG_SPL_FIT_IMAGE_POST_PROCESS 1249 /** 1250 * board_fit_image_post_process() - Do any post-process on FIT binary data 1251 * 1252 * This is used to do any sort of image manipulation, verification, decryption 1253 * etc. in a platform or board specific way. Obviously, anything done here would 1254 * need to be comprehended in how the images were prepared before being injected 1255 * into the FIT creation (i.e. the binary blobs would have been pre-processed 1256 * before being added to the FIT image). 1257 * 1258 * @image: pointer to the image start pointer 1259 * @size: pointer to the image size 1260 * @return no return value (failure should be handled internally) 1261 */ 1262 void board_fit_image_post_process(void **p_image, size_t *p_size); 1263 #endif /* CONFIG_SPL_FIT_IMAGE_POST_PROCESS */ 1264 1265 #endif /* __IMAGE_H__ */ 1266