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_addr("fdtcontroladdr", gd->fdt_blob); 457 #endif 458 459 /* Initialize from environment */ 460 load_addr = env_get_ulong("loadaddr", 16, load_addr); 461 462 return 0; 463 } 464 465 #ifdef CONFIG_SYS_BOOTPARAMS_LEN 466 static int initr_malloc_bootparams(void) 467 { 468 gd->bd->bi_boot_params = (ulong)malloc(CONFIG_SYS_BOOTPARAMS_LEN); 469 if (!gd->bd->bi_boot_params) { 470 puts("WARNING: Cannot allocate space for boot parameters\n"); 471 return -ENOMEM; 472 } 473 return 0; 474 } 475 #endif 476 477 static int initr_jumptable(void) 478 { 479 jumptable_init(); 480 return 0; 481 } 482 483 #if defined(CONFIG_API) 484 static int initr_api(void) 485 { 486 /* Initialize API */ 487 api_init(); 488 return 0; 489 } 490 #endif 491 492 /* enable exceptions */ 493 #ifdef CONFIG_ARM 494 static int initr_enable_interrupts(void) 495 { 496 enable_interrupts(); 497 return 0; 498 } 499 #endif 500 501 #ifdef CONFIG_CMD_NET 502 static int initr_ethaddr(void) 503 { 504 bd_t *bd = gd->bd; 505 506 /* kept around for legacy kernels only ... ignore the next section */ 507 eth_env_get_enetaddr("ethaddr", bd->bi_enetaddr); 508 #ifdef CONFIG_HAS_ETH1 509 eth_env_get_enetaddr("eth1addr", bd->bi_enet1addr); 510 #endif 511 #ifdef CONFIG_HAS_ETH2 512 eth_env_get_enetaddr("eth2addr", bd->bi_enet2addr); 513 #endif 514 #ifdef CONFIG_HAS_ETH3 515 eth_env_get_enetaddr("eth3addr", bd->bi_enet3addr); 516 #endif 517 #ifdef CONFIG_HAS_ETH4 518 eth_env_get_enetaddr("eth4addr", bd->bi_enet4addr); 519 #endif 520 #ifdef CONFIG_HAS_ETH5 521 eth_env_get_enetaddr("eth5addr", bd->bi_enet5addr); 522 #endif 523 return 0; 524 } 525 #endif /* CONFIG_CMD_NET */ 526 527 #ifdef CONFIG_CMD_KGDB 528 static int initr_kgdb(void) 529 { 530 puts("KGDB: "); 531 kgdb_init(); 532 return 0; 533 } 534 #endif 535 536 #if defined(CONFIG_LED_STATUS) 537 static int initr_status_led(void) 538 { 539 #if defined(CONFIG_LED_STATUS_BOOT) 540 status_led_set(CONFIG_LED_STATUS_BOOT, CONFIG_LED_STATUS_BLINKING); 541 #else 542 status_led_init(); 543 #endif 544 return 0; 545 } 546 #endif 547 548 #if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI) 549 static int initr_scsi(void) 550 { 551 puts("SCSI: "); 552 scsi_init(); 553 puts("\n"); 554 555 return 0; 556 } 557 #endif 558 559 #ifdef CONFIG_BITBANGMII 560 static int initr_bbmii(void) 561 { 562 bb_miiphy_init(); 563 return 0; 564 } 565 #endif 566 567 #ifdef CONFIG_CMD_NET 568 static int initr_net(void) 569 { 570 puts("Net: "); 571 eth_initialize(); 572 #if defined(CONFIG_RESET_PHY_R) 573 debug("Reset Ethernet PHY\n"); 574 reset_phy(); 575 #endif 576 return 0; 577 } 578 #endif 579 580 #ifdef CONFIG_POST 581 static int initr_post(void) 582 { 583 post_run(NULL, POST_RAM | post_bootmode_get(0)); 584 return 0; 585 } 586 #endif 587 588 #if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_IDE) 589 static int initr_pcmcia(void) 590 { 591 puts("PCMCIA:"); 592 pcmcia_init(); 593 return 0; 594 } 595 #endif 596 597 #if defined(CONFIG_IDE) && !defined(CONFIG_BLK) 598 static int initr_ide(void) 599 { 600 puts("IDE: "); 601 #if defined(CONFIG_START_IDE) 602 if (board_start_ide()) 603 ide_init(); 604 #else 605 ide_init(); 606 #endif 607 return 0; 608 } 609 #endif 610 611 #if defined(CONFIG_PRAM) 612 /* 613 * Export available size of memory for Linux, taking into account the 614 * protected RAM at top of memory 615 */ 616 int initr_mem(void) 617 { 618 ulong pram = 0; 619 char memsz[32]; 620 621 pram = env_get_ulong("pram", 10, CONFIG_PRAM); 622 sprintf(memsz, "%ldk", (long int)((gd->ram_size / 1024) - pram)); 623 env_set("mem", memsz); 624 625 return 0; 626 } 627 #endif 628 629 #ifdef CONFIG_CMD_BEDBUG 630 static int initr_bedbug(void) 631 { 632 bedbug_init(); 633 634 return 0; 635 } 636 #endif 637 638 static int run_main_loop(void) 639 { 640 #ifdef CONFIG_SANDBOX 641 sandbox_main_loop_init(); 642 #endif 643 /* main_loop() can return to retry autoboot, if so just run it again */ 644 for (;;) 645 main_loop(); 646 return 0; 647 } 648 649 /* 650 * Over time we hope to remove these functions with code fragments and 651 * stub functions, and instead call the relevant function directly. 652 * 653 * We also hope to remove most of the driver-related init and do it if/when 654 * the driver is later used. 655 * 656 * TODO: perhaps reset the watchdog in the initcall function after each call? 657 */ 658 static init_fnc_t init_sequence_r[] = { 659 initr_trace, 660 initr_reloc, 661 /* TODO: could x86/PPC have this also perhaps? */ 662 #ifdef CONFIG_ARM 663 initr_caches, 664 /* Note: For Freescale LS2 SoCs, new MMU table is created in DDR. 665 * A temporary mapping of IFC high region is since removed, 666 * so environmental variables in NOR flash is not available 667 * until board_init() is called below to remap IFC to high 668 * region. 669 */ 670 #endif 671 initr_reloc_global_data, 672 #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500) 673 initr_unlock_ram_in_cache, 674 #endif 675 initr_barrier, 676 initr_malloc, 677 log_init, 678 initr_bootstage, /* Needs malloc() but has its own timer */ 679 initr_console_record, 680 #ifdef CONFIG_SYS_NONCACHED_MEMORY 681 initr_noncached, 682 #endif 683 bootstage_relocate, 684 #ifdef CONFIG_OF_LIVE 685 initr_of_live, 686 #endif 687 #ifdef CONFIG_DM 688 initr_dm, 689 #endif 690 #if defined(CONFIG_ARM) || defined(CONFIG_NDS32) || defined(CONFIG_RISCV) || \ 691 defined(CONFIG_SANDBOX) 692 board_init, /* Setup chipselects */ 693 #endif 694 /* 695 * TODO: printing of the clock inforamtion of the board is now 696 * implemented as part of bdinfo command. Currently only support for 697 * davinci SOC's is added. Remove this check once all the board 698 * implement this. 699 */ 700 #ifdef CONFIG_CLOCKS 701 set_cpu_clk_info, /* Setup clock information */ 702 #endif 703 #ifdef CONFIG_EFI_LOADER 704 efi_memory_init, 705 #endif 706 stdio_init_tables, 707 initr_serial, 708 initr_announce, 709 INIT_FUNC_WATCHDOG_RESET 710 #ifdef CONFIG_NEEDS_MANUAL_RELOC 711 initr_manual_reloc_cmdtable, 712 #endif 713 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_MIPS) 714 initr_trap, 715 #endif 716 #ifdef CONFIG_ADDR_MAP 717 initr_addr_map, 718 #endif 719 #if defined(CONFIG_BOARD_EARLY_INIT_R) 720 board_early_init_r, 721 #endif 722 INIT_FUNC_WATCHDOG_RESET 723 #ifdef CONFIG_POST 724 initr_post_backlog, 725 #endif 726 INIT_FUNC_WATCHDOG_RESET 727 #if defined(CONFIG_PCI) && defined(CONFIG_SYS_EARLY_PCI_INIT) 728 /* 729 * Do early PCI configuration _before_ the flash gets initialised, 730 * because PCU resources are crucial for flash access on some boards. 731 */ 732 initr_pci, 733 #endif 734 #ifdef CONFIG_ARCH_EARLY_INIT_R 735 arch_early_init_r, 736 #endif 737 power_init_board, 738 #ifdef CONFIG_MTD_NOR_FLASH 739 initr_flash, 740 #endif 741 INIT_FUNC_WATCHDOG_RESET 742 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_X86) 743 /* initialize higher level parts of CPU like time base and timers */ 744 cpu_init_r, 745 #endif 746 #ifdef CONFIG_PPC 747 initr_spi, 748 #endif 749 #ifdef CONFIG_CMD_NAND 750 initr_nand, 751 #endif 752 #ifdef CONFIG_CMD_ONENAND 753 initr_onenand, 754 #endif 755 #ifdef CONFIG_MMC 756 initr_mmc, 757 #endif 758 initr_env, 759 #ifdef CONFIG_SYS_BOOTPARAMS_LEN 760 initr_malloc_bootparams, 761 #endif 762 INIT_FUNC_WATCHDOG_RESET 763 initr_secondary_cpu, 764 #if defined(CONFIG_ID_EEPROM) || defined(CONFIG_SYS_I2C_MAC_OFFSET) 765 mac_read_from_eeprom, 766 #endif 767 INIT_FUNC_WATCHDOG_RESET 768 #if defined(CONFIG_PCI) && !defined(CONFIG_SYS_EARLY_PCI_INIT) 769 /* 770 * Do pci configuration 771 */ 772 initr_pci, 773 #endif 774 stdio_add_devices, 775 initr_jumptable, 776 #ifdef CONFIG_API 777 initr_api, 778 #endif 779 console_init_r, /* fully init console as a device */ 780 #ifdef CONFIG_DISPLAY_BOARDINFO_LATE 781 console_announce_r, 782 show_board_info, 783 #endif 784 #ifdef CONFIG_ARCH_MISC_INIT 785 arch_misc_init, /* miscellaneous arch-dependent init */ 786 #endif 787 #ifdef CONFIG_MISC_INIT_R 788 misc_init_r, /* miscellaneous platform-dependent init */ 789 #endif 790 INIT_FUNC_WATCHDOG_RESET 791 #ifdef CONFIG_CMD_KGDB 792 initr_kgdb, 793 #endif 794 interrupt_init, 795 #ifdef CONFIG_ARM 796 initr_enable_interrupts, 797 #endif 798 #if defined(CONFIG_MICROBLAZE) || defined(CONFIG_M68K) 799 timer_init, /* initialize timer */ 800 #endif 801 #if defined(CONFIG_LED_STATUS) 802 initr_status_led, 803 #endif 804 /* PPC has a udelay(20) here dating from 2002. Why? */ 805 #ifdef CONFIG_CMD_NET 806 initr_ethaddr, 807 #endif 808 #ifdef CONFIG_BOARD_LATE_INIT 809 board_late_init, 810 #endif 811 #if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI) 812 INIT_FUNC_WATCHDOG_RESET 813 initr_scsi, 814 #endif 815 #ifdef CONFIG_BITBANGMII 816 initr_bbmii, 817 #endif 818 #ifdef CONFIG_CMD_NET 819 INIT_FUNC_WATCHDOG_RESET 820 initr_net, 821 #endif 822 #ifdef CONFIG_POST 823 initr_post, 824 #endif 825 #if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_IDE) 826 initr_pcmcia, 827 #endif 828 #if defined(CONFIG_IDE) && !defined(CONFIG_BLK) 829 initr_ide, 830 #endif 831 #ifdef CONFIG_LAST_STAGE_INIT 832 INIT_FUNC_WATCHDOG_RESET 833 /* 834 * Some parts can be only initialized if all others (like 835 * Interrupts) are up and running (i.e. the PC-style ISA 836 * keyboard). 837 */ 838 last_stage_init, 839 #endif 840 #ifdef CONFIG_CMD_BEDBUG 841 INIT_FUNC_WATCHDOG_RESET 842 initr_bedbug, 843 #endif 844 #if defined(CONFIG_PRAM) 845 initr_mem, 846 #endif 847 run_main_loop, 848 }; 849 850 void board_init_r(gd_t *new_gd, ulong dest_addr) 851 { 852 /* 853 * Set up the new global data pointer. So far only x86 does this 854 * here. 855 * TODO(sjg@chromium.org): Consider doing this for all archs, or 856 * dropping the new_gd parameter. 857 */ 858 #if CONFIG_IS_ENABLED(X86_64) 859 arch_setup_gd(new_gd); 860 #endif 861 862 #ifdef CONFIG_NEEDS_MANUAL_RELOC 863 int i; 864 #endif 865 866 #if !defined(CONFIG_X86) && !defined(CONFIG_ARM) && !defined(CONFIG_ARM64) 867 gd = new_gd; 868 #endif 869 gd->flags &= ~GD_FLG_LOG_READY; 870 871 #ifdef CONFIG_NEEDS_MANUAL_RELOC 872 for (i = 0; i < ARRAY_SIZE(init_sequence_r); i++) 873 init_sequence_r[i] += gd->reloc_off; 874 #endif 875 876 if (initcall_run_list(init_sequence_r)) 877 hang(); 878 879 /* NOTREACHED - run_main_loop() does not return */ 880 hang(); 881 } 882