1 // SPDX-License-Identifier: GPL-2.0+ 2 /* 3 * Copyright (c) 2011 The Chromium OS Authors. 4 * (C) Copyright 2002-2006 5 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. 6 * 7 * (C) Copyright 2002 8 * Sysgo Real-Time Solutions, GmbH <www.elinos.com> 9 * Marius Groeger <mgroeger@sysgo.de> 10 */ 11 12 #include <common.h> 13 #include <api.h> 14 /* TODO: can we just include all these headers whether needed or not? */ 15 #if defined(CONFIG_CMD_BEDBUG) 16 #include <bedbug/type.h> 17 #endif 18 #include <command.h> 19 #include <console.h> 20 #include <dm.h> 21 #include <environment.h> 22 #include <fdtdec.h> 23 #include <ide.h> 24 #include <initcall.h> 25 #if defined(CONFIG_CMD_KGDB) 26 #include <kgdb.h> 27 #endif 28 #include <malloc.h> 29 #include <mapmem.h> 30 #ifdef CONFIG_BITBANGMII 31 #include <miiphy.h> 32 #endif 33 #include <mmc.h> 34 #include <nand.h> 35 #include <of_live.h> 36 #include <onenand_uboot.h> 37 #include <scsi.h> 38 #include <serial.h> 39 #include <spi.h> 40 #include <stdio_dev.h> 41 #include <timer.h> 42 #include <trace.h> 43 #include <watchdog.h> 44 #ifdef CONFIG_ADDR_MAP 45 #include <asm/mmu.h> 46 #endif 47 #include <asm/sections.h> 48 #include <dm/root.h> 49 #include <linux/compiler.h> 50 #include <linux/err.h> 51 #include <efi_loader.h> 52 53 DECLARE_GLOBAL_DATA_PTR; 54 55 ulong monitor_flash_len; 56 57 __weak int board_flash_wp_on(void) 58 { 59 /* 60 * Most flashes can't be detected when write protection is enabled, 61 * so provide a way to let U-Boot gracefully ignore write protected 62 * devices. 63 */ 64 return 0; 65 } 66 67 __weak void cpu_secondary_init_r(void) 68 { 69 } 70 71 static int initr_secondary_cpu(void) 72 { 73 /* 74 * after non-volatile devices & environment is setup and cpu code have 75 * another round to deal with any initialization that might require 76 * full access to the environment or loading of some image (firmware) 77 * from a non-volatile device 78 */ 79 /* TODO: maybe define this for all archs? */ 80 cpu_secondary_init_r(); 81 82 return 0; 83 } 84 85 static int initr_trace(void) 86 { 87 #ifdef CONFIG_TRACE 88 trace_init(gd->trace_buff, CONFIG_TRACE_BUFFER_SIZE); 89 #endif 90 91 return 0; 92 } 93 94 static int initr_reloc(void) 95 { 96 /* tell others: relocation done */ 97 gd->flags |= GD_FLG_RELOC | GD_FLG_FULL_MALLOC_INIT; 98 99 return 0; 100 } 101 102 #ifdef CONFIG_ARM 103 /* 104 * Some of these functions are needed purely because the functions they 105 * call return void. If we change them to return 0, these stubs can go away. 106 */ 107 static int initr_caches(void) 108 { 109 /* Enable caches */ 110 enable_caches(); 111 return 0; 112 } 113 #endif 114 115 __weak int fixup_cpu(void) 116 { 117 return 0; 118 } 119 120 static int initr_reloc_global_data(void) 121 { 122 #ifdef __ARM__ 123 monitor_flash_len = _end - __image_copy_start; 124 #elif defined(CONFIG_NDS32) || defined(CONFIG_RISCV) 125 monitor_flash_len = (ulong)&_end - (ulong)&_start; 126 #elif !defined(CONFIG_SANDBOX) && !defined(CONFIG_NIOS2) 127 monitor_flash_len = (ulong)&__init_end - gd->relocaddr; 128 #endif 129 #if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx) 130 /* 131 * The gd->cpu pointer is set to an address in flash before relocation. 132 * We need to update it to point to the same CPU entry in RAM. 133 * TODO: why not just add gd->reloc_ofs? 134 */ 135 gd->arch.cpu += gd->relocaddr - CONFIG_SYS_MONITOR_BASE; 136 137 /* 138 * If we didn't know the cpu mask & # cores, we can save them of 139 * now rather than 'computing' them constantly 140 */ 141 fixup_cpu(); 142 #endif 143 #if !defined(CONFIG_ENV_ADDR) || defined(ENV_IS_EMBEDDED) 144 /* 145 * Relocate the early env_addr pointer unless we know it is not inside 146 * the binary. Some systems need this and for the rest, it doesn't hurt. 147 */ 148 gd->env_addr += gd->reloc_off; 149 #endif 150 #ifdef CONFIG_OF_EMBED 151 /* 152 * The fdt_blob needs to be moved to new relocation address 153 * incase of FDT blob is embedded with in image 154 */ 155 gd->fdt_blob += gd->reloc_off; 156 #endif 157 #ifdef CONFIG_EFI_LOADER 158 efi_runtime_relocate(gd->relocaddr, NULL); 159 #endif 160 161 return 0; 162 } 163 164 static int initr_serial(void) 165 { 166 serial_initialize(); 167 return 0; 168 } 169 170 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_MIPS) 171 static int initr_trap(void) 172 { 173 /* 174 * Setup trap handlers 175 */ 176 #if defined(CONFIG_PPC) 177 trap_init(gd->relocaddr); 178 #else 179 trap_init(CONFIG_SYS_SDRAM_BASE); 180 #endif 181 return 0; 182 } 183 #endif 184 185 #ifdef CONFIG_ADDR_MAP 186 static int initr_addr_map(void) 187 { 188 init_addr_map(); 189 190 return 0; 191 } 192 #endif 193 194 #ifdef CONFIG_POST 195 static int initr_post_backlog(void) 196 { 197 post_output_backlog(); 198 return 0; 199 } 200 #endif 201 202 #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500) 203 static int initr_unlock_ram_in_cache(void) 204 { 205 unlock_ram_in_cache(); /* it's time to unlock D-cache in e500 */ 206 return 0; 207 } 208 #endif 209 210 #ifdef CONFIG_PCI 211 static int initr_pci(void) 212 { 213 #ifndef CONFIG_DM_PCI 214 pci_init(); 215 #endif 216 217 return 0; 218 } 219 #endif 220 221 static int initr_barrier(void) 222 { 223 #ifdef CONFIG_PPC 224 /* TODO: Can we not use dmb() macros for this? */ 225 asm("sync ; isync"); 226 #endif 227 return 0; 228 } 229 230 static int initr_malloc(void) 231 { 232 ulong malloc_start; 233 234 #if CONFIG_VAL(SYS_MALLOC_F_LEN) 235 debug("Pre-reloc malloc() used %#lx bytes (%ld KB)\n", gd->malloc_ptr, 236 gd->malloc_ptr / 1024); 237 #endif 238 /* The malloc area is immediately below the monitor copy in DRAM */ 239 malloc_start = gd->relocaddr - TOTAL_MALLOC_LEN; 240 mem_malloc_init((ulong)map_sysmem(malloc_start, TOTAL_MALLOC_LEN), 241 TOTAL_MALLOC_LEN); 242 return 0; 243 } 244 245 static int initr_console_record(void) 246 { 247 #if defined(CONFIG_CONSOLE_RECORD) 248 return console_record_init(); 249 #else 250 return 0; 251 #endif 252 } 253 254 #ifdef CONFIG_SYS_NONCACHED_MEMORY 255 static int initr_noncached(void) 256 { 257 noncached_init(); 258 return 0; 259 } 260 #endif 261 262 #ifdef CONFIG_OF_LIVE 263 static int initr_of_live(void) 264 { 265 int ret; 266 267 bootstage_start(BOOTSTAGE_ID_ACCUM_OF_LIVE, "of_live"); 268 ret = of_live_build(gd->fdt_blob, (struct device_node **)&gd->of_root); 269 bootstage_accum(BOOTSTAGE_ID_ACCUM_OF_LIVE); 270 if (ret) 271 return ret; 272 273 return 0; 274 } 275 #endif 276 277 #ifdef CONFIG_DM 278 static int initr_dm(void) 279 { 280 int ret; 281 282 /* Save the pre-reloc driver model and start a new one */ 283 gd->dm_root_f = gd->dm_root; 284 gd->dm_root = NULL; 285 #ifdef CONFIG_TIMER 286 gd->timer = NULL; 287 #endif 288 bootstage_start(BOOTSTATE_ID_ACCUM_DM_R, "dm_r"); 289 ret = dm_init_and_scan(false); 290 bootstage_accum(BOOTSTATE_ID_ACCUM_DM_R); 291 if (ret) 292 return ret; 293 #ifdef CONFIG_TIMER_EARLY 294 ret = dm_timer_init(); 295 if (ret) 296 return ret; 297 #endif 298 299 return 0; 300 } 301 #endif 302 303 static int initr_bootstage(void) 304 { 305 bootstage_mark_name(BOOTSTAGE_ID_START_UBOOT_R, "board_init_r"); 306 307 return 0; 308 } 309 310 __weak int power_init_board(void) 311 { 312 return 0; 313 } 314 315 static int initr_announce(void) 316 { 317 debug("Now running in RAM - U-Boot at: %08lx\n", gd->relocaddr); 318 return 0; 319 } 320 321 #ifdef CONFIG_NEEDS_MANUAL_RELOC 322 static int initr_manual_reloc_cmdtable(void) 323 { 324 fixup_cmdtable(ll_entry_start(cmd_tbl_t, cmd), 325 ll_entry_count(cmd_tbl_t, cmd)); 326 return 0; 327 } 328 #endif 329 330 #if defined(CONFIG_MTD_NOR_FLASH) 331 static int initr_flash(void) 332 { 333 ulong flash_size = 0; 334 bd_t *bd = gd->bd; 335 336 puts("Flash: "); 337 338 if (board_flash_wp_on()) 339 printf("Uninitialized - Write Protect On\n"); 340 else 341 flash_size = flash_init(); 342 343 print_size(flash_size, ""); 344 #ifdef CONFIG_SYS_FLASH_CHECKSUM 345 /* 346 * Compute and print flash CRC if flashchecksum is set to 'y' 347 * 348 * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX 349 */ 350 if (env_get_yesno("flashchecksum") == 1) { 351 const uchar *flash_base = (const uchar *)CONFIG_SYS_FLASH_BASE; 352 353 printf(" CRC: %08X", crc32(0, 354 flash_base, 355 flash_size)); 356 } 357 #endif /* CONFIG_SYS_FLASH_CHECKSUM */ 358 putc('\n'); 359 360 /* update start of FLASH memory */ 361 #ifdef CONFIG_SYS_FLASH_BASE 362 bd->bi_flashstart = CONFIG_SYS_FLASH_BASE; 363 #endif 364 /* size of FLASH memory (final value) */ 365 bd->bi_flashsize = flash_size; 366 367 #if defined(CONFIG_SYS_UPDATE_FLASH_SIZE) 368 /* Make a update of the Memctrl. */ 369 update_flash_size(flash_size); 370 #endif 371 372 #if defined(CONFIG_OXC) || defined(CONFIG_RMU) 373 /* flash mapped at end of memory map */ 374 bd->bi_flashoffset = CONFIG_SYS_TEXT_BASE + flash_size; 375 #elif CONFIG_SYS_MONITOR_BASE == CONFIG_SYS_FLASH_BASE 376 bd->bi_flashoffset = monitor_flash_len; /* reserved area for monitor */ 377 #endif 378 return 0; 379 } 380 #endif 381 382 #if defined(CONFIG_PPC) && !defined(CONFIG_DM_SPI) 383 static int initr_spi(void) 384 { 385 /* MPC8xx does this here */ 386 #ifdef CONFIG_MPC8XX_SPI 387 #if !defined(CONFIG_ENV_IS_IN_EEPROM) 388 spi_init_f(); 389 #endif 390 spi_init_r(); 391 #endif 392 return 0; 393 } 394 #endif 395 396 #ifdef CONFIG_CMD_NAND 397 /* go init the NAND */ 398 static int initr_nand(void) 399 { 400 puts("NAND: "); 401 nand_init(); 402 printf("%lu MiB\n", nand_size() / 1024); 403 return 0; 404 } 405 #endif 406 407 #if defined(CONFIG_CMD_ONENAND) 408 /* go init the NAND */ 409 static int initr_onenand(void) 410 { 411 puts("NAND: "); 412 onenand_init(); 413 return 0; 414 } 415 #endif 416 417 #ifdef CONFIG_MMC 418 static int initr_mmc(void) 419 { 420 puts("MMC: "); 421 mmc_initialize(gd->bd); 422 return 0; 423 } 424 #endif 425 426 /* 427 * Tell if it's OK to load the environment early in boot. 428 * 429 * If CONFIG_OF_CONTROL is defined, we'll check with the FDT to see 430 * if this is OK (defaulting to saying it's OK). 431 * 432 * NOTE: Loading the environment early can be a bad idea if security is 433 * important, since no verification is done on the environment. 434 * 435 * @return 0 if environment should not be loaded, !=0 if it is ok to load 436 */ 437 static int should_load_env(void) 438 { 439 #ifdef CONFIG_OF_CONTROL 440 return fdtdec_get_config_int(gd->fdt_blob, "load-environment", 1); 441 #elif defined CONFIG_DELAY_ENVIRONMENT 442 return 0; 443 #else 444 return 1; 445 #endif 446 } 447 448 static int initr_env(void) 449 { 450 /* initialize environment */ 451 if (should_load_env()) 452 env_relocate(); 453 else 454 set_default_env(NULL, 0); 455 #ifdef CONFIG_OF_CONTROL 456 env_set_hex("fdtcontroladdr", 457 (unsigned long)map_to_sysmem(gd->fdt_blob)); 458 #endif 459 460 /* Initialize from environment */ 461 load_addr = env_get_ulong("loadaddr", 16, load_addr); 462 463 return 0; 464 } 465 466 #ifdef CONFIG_SYS_BOOTPARAMS_LEN 467 static int initr_malloc_bootparams(void) 468 { 469 gd->bd->bi_boot_params = (ulong)malloc(CONFIG_SYS_BOOTPARAMS_LEN); 470 if (!gd->bd->bi_boot_params) { 471 puts("WARNING: Cannot allocate space for boot parameters\n"); 472 return -ENOMEM; 473 } 474 return 0; 475 } 476 #endif 477 478 static int initr_jumptable(void) 479 { 480 jumptable_init(); 481 return 0; 482 } 483 484 #if defined(CONFIG_API) 485 static int initr_api(void) 486 { 487 /* Initialize API */ 488 api_init(); 489 return 0; 490 } 491 #endif 492 493 /* enable exceptions */ 494 #ifdef CONFIG_ARM 495 static int initr_enable_interrupts(void) 496 { 497 enable_interrupts(); 498 return 0; 499 } 500 #endif 501 502 #ifdef CONFIG_CMD_NET 503 static int initr_ethaddr(void) 504 { 505 bd_t *bd = gd->bd; 506 507 /* kept around for legacy kernels only ... ignore the next section */ 508 eth_env_get_enetaddr("ethaddr", bd->bi_enetaddr); 509 #ifdef CONFIG_HAS_ETH1 510 eth_env_get_enetaddr("eth1addr", bd->bi_enet1addr); 511 #endif 512 #ifdef CONFIG_HAS_ETH2 513 eth_env_get_enetaddr("eth2addr", bd->bi_enet2addr); 514 #endif 515 #ifdef CONFIG_HAS_ETH3 516 eth_env_get_enetaddr("eth3addr", bd->bi_enet3addr); 517 #endif 518 #ifdef CONFIG_HAS_ETH4 519 eth_env_get_enetaddr("eth4addr", bd->bi_enet4addr); 520 #endif 521 #ifdef CONFIG_HAS_ETH5 522 eth_env_get_enetaddr("eth5addr", bd->bi_enet5addr); 523 #endif 524 return 0; 525 } 526 #endif /* CONFIG_CMD_NET */ 527 528 #ifdef CONFIG_CMD_KGDB 529 static int initr_kgdb(void) 530 { 531 puts("KGDB: "); 532 kgdb_init(); 533 return 0; 534 } 535 #endif 536 537 #if defined(CONFIG_LED_STATUS) 538 static int initr_status_led(void) 539 { 540 #if defined(CONFIG_LED_STATUS_BOOT) 541 status_led_set(CONFIG_LED_STATUS_BOOT, CONFIG_LED_STATUS_BLINKING); 542 #else 543 status_led_init(); 544 #endif 545 return 0; 546 } 547 #endif 548 549 #if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI) 550 static int initr_scsi(void) 551 { 552 puts("SCSI: "); 553 scsi_init(); 554 puts("\n"); 555 556 return 0; 557 } 558 #endif 559 560 #ifdef CONFIG_BITBANGMII 561 static int initr_bbmii(void) 562 { 563 bb_miiphy_init(); 564 return 0; 565 } 566 #endif 567 568 #ifdef CONFIG_CMD_NET 569 static int initr_net(void) 570 { 571 puts("Net: "); 572 eth_initialize(); 573 #if defined(CONFIG_RESET_PHY_R) 574 debug("Reset Ethernet PHY\n"); 575 reset_phy(); 576 #endif 577 return 0; 578 } 579 #endif 580 581 #ifdef CONFIG_POST 582 static int initr_post(void) 583 { 584 post_run(NULL, POST_RAM | post_bootmode_get(0)); 585 return 0; 586 } 587 #endif 588 589 #if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_IDE) 590 static int initr_pcmcia(void) 591 { 592 puts("PCMCIA:"); 593 pcmcia_init(); 594 return 0; 595 } 596 #endif 597 598 #if defined(CONFIG_IDE) && !defined(CONFIG_BLK) 599 static int initr_ide(void) 600 { 601 puts("IDE: "); 602 #if defined(CONFIG_START_IDE) 603 if (board_start_ide()) 604 ide_init(); 605 #else 606 ide_init(); 607 #endif 608 return 0; 609 } 610 #endif 611 612 #if defined(CONFIG_PRAM) 613 /* 614 * Export available size of memory for Linux, taking into account the 615 * protected RAM at top of memory 616 */ 617 int initr_mem(void) 618 { 619 ulong pram = 0; 620 char memsz[32]; 621 622 pram = env_get_ulong("pram", 10, CONFIG_PRAM); 623 sprintf(memsz, "%ldk", (long int)((gd->ram_size / 1024) - pram)); 624 env_set("mem", memsz); 625 626 return 0; 627 } 628 #endif 629 630 #ifdef CONFIG_CMD_BEDBUG 631 static int initr_bedbug(void) 632 { 633 bedbug_init(); 634 635 return 0; 636 } 637 #endif 638 639 static int run_main_loop(void) 640 { 641 #ifdef CONFIG_SANDBOX 642 sandbox_main_loop_init(); 643 #endif 644 /* main_loop() can return to retry autoboot, if so just run it again */ 645 for (;;) 646 main_loop(); 647 return 0; 648 } 649 650 /* 651 * Over time we hope to remove these functions with code fragments and 652 * stub functions, and instead call the relevant function directly. 653 * 654 * We also hope to remove most of the driver-related init and do it if/when 655 * the driver is later used. 656 * 657 * TODO: perhaps reset the watchdog in the initcall function after each call? 658 */ 659 static init_fnc_t init_sequence_r[] = { 660 initr_trace, 661 initr_reloc, 662 /* TODO: could x86/PPC have this also perhaps? */ 663 #ifdef CONFIG_ARM 664 initr_caches, 665 /* Note: For Freescale LS2 SoCs, new MMU table is created in DDR. 666 * A temporary mapping of IFC high region is since removed, 667 * so environmental variables in NOR flash is not available 668 * until board_init() is called below to remap IFC to high 669 * region. 670 */ 671 #endif 672 initr_reloc_global_data, 673 #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500) 674 initr_unlock_ram_in_cache, 675 #endif 676 initr_barrier, 677 initr_malloc, 678 log_init, 679 initr_bootstage, /* Needs malloc() but has its own timer */ 680 initr_console_record, 681 #ifdef CONFIG_SYS_NONCACHED_MEMORY 682 initr_noncached, 683 #endif 684 bootstage_relocate, 685 #ifdef CONFIG_OF_LIVE 686 initr_of_live, 687 #endif 688 #ifdef CONFIG_DM 689 initr_dm, 690 #endif 691 #if defined(CONFIG_ARM) || defined(CONFIG_NDS32) || defined(CONFIG_RISCV) || \ 692 defined(CONFIG_SANDBOX) 693 board_init, /* Setup chipselects */ 694 #endif 695 /* 696 * TODO: printing of the clock inforamtion of the board is now 697 * implemented as part of bdinfo command. Currently only support for 698 * davinci SOC's is added. Remove this check once all the board 699 * implement this. 700 */ 701 #ifdef CONFIG_CLOCKS 702 set_cpu_clk_info, /* Setup clock information */ 703 #endif 704 #ifdef CONFIG_EFI_LOADER 705 efi_memory_init, 706 #endif 707 stdio_init_tables, 708 initr_serial, 709 initr_announce, 710 INIT_FUNC_WATCHDOG_RESET 711 #ifdef CONFIG_NEEDS_MANUAL_RELOC 712 initr_manual_reloc_cmdtable, 713 #endif 714 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_MIPS) 715 initr_trap, 716 #endif 717 #ifdef CONFIG_ADDR_MAP 718 initr_addr_map, 719 #endif 720 #if defined(CONFIG_BOARD_EARLY_INIT_R) 721 board_early_init_r, 722 #endif 723 INIT_FUNC_WATCHDOG_RESET 724 #ifdef CONFIG_POST 725 initr_post_backlog, 726 #endif 727 INIT_FUNC_WATCHDOG_RESET 728 #if defined(CONFIG_PCI) && defined(CONFIG_SYS_EARLY_PCI_INIT) 729 /* 730 * Do early PCI configuration _before_ the flash gets initialised, 731 * because PCU resources are crucial for flash access on some boards. 732 */ 733 initr_pci, 734 #endif 735 #ifdef CONFIG_ARCH_EARLY_INIT_R 736 arch_early_init_r, 737 #endif 738 power_init_board, 739 #ifdef CONFIG_MTD_NOR_FLASH 740 initr_flash, 741 #endif 742 INIT_FUNC_WATCHDOG_RESET 743 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_X86) 744 /* initialize higher level parts of CPU like time base and timers */ 745 cpu_init_r, 746 #endif 747 #if defined(CONFIG_PPC) && !defined(CONFIG_DM_SPI) 748 initr_spi, 749 #endif 750 #ifdef CONFIG_CMD_NAND 751 initr_nand, 752 #endif 753 #ifdef CONFIG_CMD_ONENAND 754 initr_onenand, 755 #endif 756 #ifdef CONFIG_MMC 757 initr_mmc, 758 #endif 759 initr_env, 760 #ifdef CONFIG_SYS_BOOTPARAMS_LEN 761 initr_malloc_bootparams, 762 #endif 763 INIT_FUNC_WATCHDOG_RESET 764 initr_secondary_cpu, 765 #if defined(CONFIG_ID_EEPROM) || defined(CONFIG_SYS_I2C_MAC_OFFSET) 766 mac_read_from_eeprom, 767 #endif 768 INIT_FUNC_WATCHDOG_RESET 769 #if defined(CONFIG_PCI) && !defined(CONFIG_SYS_EARLY_PCI_INIT) 770 /* 771 * Do pci configuration 772 */ 773 initr_pci, 774 #endif 775 stdio_add_devices, 776 initr_jumptable, 777 #ifdef CONFIG_API 778 initr_api, 779 #endif 780 console_init_r, /* fully init console as a device */ 781 #ifdef CONFIG_DISPLAY_BOARDINFO_LATE 782 console_announce_r, 783 show_board_info, 784 #endif 785 #ifdef CONFIG_ARCH_MISC_INIT 786 arch_misc_init, /* miscellaneous arch-dependent init */ 787 #endif 788 #ifdef CONFIG_MISC_INIT_R 789 misc_init_r, /* miscellaneous platform-dependent init */ 790 #endif 791 INIT_FUNC_WATCHDOG_RESET 792 #ifdef CONFIG_CMD_KGDB 793 initr_kgdb, 794 #endif 795 interrupt_init, 796 #ifdef CONFIG_ARM 797 initr_enable_interrupts, 798 #endif 799 #if defined(CONFIG_MICROBLAZE) || defined(CONFIG_M68K) 800 timer_init, /* initialize timer */ 801 #endif 802 #if defined(CONFIG_LED_STATUS) 803 initr_status_led, 804 #endif 805 /* PPC has a udelay(20) here dating from 2002. Why? */ 806 #ifdef CONFIG_CMD_NET 807 initr_ethaddr, 808 #endif 809 #ifdef CONFIG_BOARD_LATE_INIT 810 board_late_init, 811 #endif 812 #if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI) 813 INIT_FUNC_WATCHDOG_RESET 814 initr_scsi, 815 #endif 816 #ifdef CONFIG_BITBANGMII 817 initr_bbmii, 818 #endif 819 #ifdef CONFIG_CMD_NET 820 INIT_FUNC_WATCHDOG_RESET 821 initr_net, 822 #endif 823 #ifdef CONFIG_POST 824 initr_post, 825 #endif 826 #if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_IDE) 827 initr_pcmcia, 828 #endif 829 #if defined(CONFIG_IDE) && !defined(CONFIG_BLK) 830 initr_ide, 831 #endif 832 #ifdef CONFIG_LAST_STAGE_INIT 833 INIT_FUNC_WATCHDOG_RESET 834 /* 835 * Some parts can be only initialized if all others (like 836 * Interrupts) are up and running (i.e. the PC-style ISA 837 * keyboard). 838 */ 839 last_stage_init, 840 #endif 841 #ifdef CONFIG_CMD_BEDBUG 842 INIT_FUNC_WATCHDOG_RESET 843 initr_bedbug, 844 #endif 845 #if defined(CONFIG_PRAM) 846 initr_mem, 847 #endif 848 run_main_loop, 849 }; 850 851 void board_init_r(gd_t *new_gd, ulong dest_addr) 852 { 853 /* 854 * Set up the new global data pointer. So far only x86 does this 855 * here. 856 * TODO(sjg@chromium.org): Consider doing this for all archs, or 857 * dropping the new_gd parameter. 858 */ 859 #if CONFIG_IS_ENABLED(X86_64) 860 arch_setup_gd(new_gd); 861 #endif 862 863 #ifdef CONFIG_NEEDS_MANUAL_RELOC 864 int i; 865 #endif 866 867 #if !defined(CONFIG_X86) && !defined(CONFIG_ARM) && !defined(CONFIG_ARM64) 868 gd = new_gd; 869 #endif 870 gd->flags &= ~GD_FLG_LOG_READY; 871 872 #ifdef CONFIG_NEEDS_MANUAL_RELOC 873 for (i = 0; i < ARRAY_SIZE(init_sequence_r); i++) 874 init_sequence_r[i] += gd->reloc_off; 875 #endif 876 877 if (initcall_run_list(init_sequence_r)) 878 hang(); 879 880 /* NOTREACHED - run_main_loop() does not return */ 881 hang(); 882 } 883