1 /* 2 * Copyright (c) 2011 The Chromium OS Authors. 3 * (C) Copyright 2002-2006 4 * Wolfgang Denk, DENX Software Engineering, wd@denx.de. 5 * 6 * (C) Copyright 2002 7 * Sysgo Real-Time Solutions, GmbH <www.elinos.com> 8 * Marius Groeger <mgroeger@sysgo.de> 9 * 10 * SPDX-License-Identifier: GPL-2.0+ 11 */ 12 13 #include <common.h> 14 #include <api.h> 15 /* TODO: can we just include all these headers whether needed or not? */ 16 #if defined(CONFIG_CMD_BEDBUG) 17 #include <bedbug/type.h> 18 #endif 19 #include <command.h> 20 #include <console.h> 21 #include <dm.h> 22 #include <environment.h> 23 #include <fdtdec.h> 24 #include <ide.h> 25 #include <initcall.h> 26 #include <init_helpers.h> 27 #ifdef CONFIG_PS2KBD 28 #include <keyboard.h> 29 #endif 30 #if defined(CONFIG_CMD_KGDB) 31 #include <kgdb.h> 32 #endif 33 #include <malloc.h> 34 #include <mapmem.h> 35 #ifdef CONFIG_BITBANGMII 36 #include <miiphy.h> 37 #endif 38 #include <mmc.h> 39 #include <nand.h> 40 #include <of_live.h> 41 #include <onenand_uboot.h> 42 #include <scsi.h> 43 #include <serial.h> 44 #include <spi.h> 45 #include <stdio_dev.h> 46 #include <timer.h> 47 #include <trace.h> 48 #include <watchdog.h> 49 #ifdef CONFIG_ADDR_MAP 50 #include <asm/mmu.h> 51 #endif 52 #include <asm/sections.h> 53 #include <dm/root.h> 54 #include <linux/compiler.h> 55 #include <linux/err.h> 56 #include <efi_loader.h> 57 58 DECLARE_GLOBAL_DATA_PTR; 59 60 ulong monitor_flash_len; 61 62 __weak int board_flash_wp_on(void) 63 { 64 /* 65 * Most flashes can't be detected when write protection is enabled, 66 * so provide a way to let U-Boot gracefully ignore write protected 67 * devices. 68 */ 69 return 0; 70 } 71 72 __weak void cpu_secondary_init_r(void) 73 { 74 } 75 76 static int initr_secondary_cpu(void) 77 { 78 /* 79 * after non-volatile devices & environment is setup and cpu code have 80 * another round to deal with any initialization that might require 81 * full access to the environment or loading of some image (firmware) 82 * from a non-volatile device 83 */ 84 /* TODO: maybe define this for all archs? */ 85 cpu_secondary_init_r(); 86 87 return 0; 88 } 89 90 static int initr_trace(void) 91 { 92 #ifdef CONFIG_TRACE 93 trace_init(gd->trace_buff, CONFIG_TRACE_BUFFER_SIZE); 94 #endif 95 96 return 0; 97 } 98 99 static int initr_reloc(void) 100 { 101 /* tell others: relocation done */ 102 gd->flags |= GD_FLG_RELOC | GD_FLG_FULL_MALLOC_INIT; 103 104 return 0; 105 } 106 107 #ifdef CONFIG_ARM 108 /* 109 * Some of these functions are needed purely because the functions they 110 * call return void. If we change them to return 0, these stubs can go away. 111 */ 112 static int initr_caches(void) 113 { 114 /* Enable caches */ 115 enable_caches(); 116 return 0; 117 } 118 #endif 119 120 __weak int fixup_cpu(void) 121 { 122 return 0; 123 } 124 125 static int initr_reloc_global_data(void) 126 { 127 #ifdef __ARM__ 128 monitor_flash_len = _end - __image_copy_start; 129 #elif defined(CONFIG_NDS32) || defined(CONFIG_RISCV) 130 monitor_flash_len = (ulong)&_end - (ulong)&_start; 131 #elif !defined(CONFIG_SANDBOX) && !defined(CONFIG_NIOS2) 132 monitor_flash_len = (ulong)&__init_end - gd->relocaddr; 133 #endif 134 #if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx) 135 /* 136 * The gd->cpu pointer is set to an address in flash before relocation. 137 * We need to update it to point to the same CPU entry in RAM. 138 * TODO: why not just add gd->reloc_ofs? 139 */ 140 gd->arch.cpu += gd->relocaddr - CONFIG_SYS_MONITOR_BASE; 141 142 /* 143 * If we didn't know the cpu mask & # cores, we can save them of 144 * now rather than 'computing' them constantly 145 */ 146 fixup_cpu(); 147 #endif 148 #ifdef CONFIG_SYS_EXTRA_ENV_RELOC 149 /* 150 * Some systems need to relocate the env_addr pointer early because the 151 * location it points to will get invalidated before env_relocate is 152 * called. One example is on systems that might use a L2 or L3 cache 153 * in SRAM mode and initialize that cache from SRAM mode back to being 154 * a cache in cpu_init_r. 155 */ 156 gd->env_addr += gd->relocaddr - CONFIG_SYS_MONITOR_BASE; 157 #endif 158 #ifdef CONFIG_OF_EMBED 159 /* 160 * The fdt_blob needs to be moved to new relocation address 161 * incase of FDT blob is embedded with in image 162 */ 163 gd->fdt_blob += gd->reloc_off; 164 #endif 165 #ifdef CONFIG_EFI_LOADER 166 efi_runtime_relocate(gd->relocaddr, NULL); 167 #endif 168 169 return 0; 170 } 171 172 static int initr_serial(void) 173 { 174 serial_initialize(); 175 return 0; 176 } 177 178 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_MIPS) 179 static int initr_trap(void) 180 { 181 /* 182 * Setup trap handlers 183 */ 184 #if defined(CONFIG_PPC) 185 trap_init(gd->relocaddr); 186 #else 187 trap_init(CONFIG_SYS_SDRAM_BASE); 188 #endif 189 return 0; 190 } 191 #endif 192 193 #ifdef CONFIG_ADDR_MAP 194 static int initr_addr_map(void) 195 { 196 init_addr_map(); 197 198 return 0; 199 } 200 #endif 201 202 #ifdef CONFIG_POST 203 static int initr_post_backlog(void) 204 { 205 post_output_backlog(); 206 return 0; 207 } 208 #endif 209 210 #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500) 211 static int initr_unlock_ram_in_cache(void) 212 { 213 unlock_ram_in_cache(); /* it's time to unlock D-cache in e500 */ 214 return 0; 215 } 216 #endif 217 218 #ifdef CONFIG_PCI 219 static int initr_pci(void) 220 { 221 #ifndef CONFIG_DM_PCI 222 pci_init(); 223 #endif 224 225 return 0; 226 } 227 #endif 228 229 static int initr_barrier(void) 230 { 231 #ifdef CONFIG_PPC 232 /* TODO: Can we not use dmb() macros for this? */ 233 asm("sync ; isync"); 234 #endif 235 return 0; 236 } 237 238 static int initr_malloc(void) 239 { 240 ulong malloc_start; 241 242 #if CONFIG_VAL(SYS_MALLOC_F_LEN) 243 debug("Pre-reloc malloc() used %#lx bytes (%ld KB)\n", gd->malloc_ptr, 244 gd->malloc_ptr / 1024); 245 #endif 246 /* The malloc area is immediately below the monitor copy in DRAM */ 247 malloc_start = gd->relocaddr - TOTAL_MALLOC_LEN; 248 mem_malloc_init((ulong)map_sysmem(malloc_start, TOTAL_MALLOC_LEN), 249 TOTAL_MALLOC_LEN); 250 return 0; 251 } 252 253 static int initr_console_record(void) 254 { 255 #if defined(CONFIG_CONSOLE_RECORD) 256 return console_record_init(); 257 #else 258 return 0; 259 #endif 260 } 261 262 #ifdef CONFIG_SYS_NONCACHED_MEMORY 263 static int initr_noncached(void) 264 { 265 noncached_init(); 266 return 0; 267 } 268 #endif 269 270 #ifdef CONFIG_OF_LIVE 271 static int initr_of_live(void) 272 { 273 int ret; 274 275 bootstage_start(BOOTSTAGE_ID_ACCUM_OF_LIVE, "of_live"); 276 ret = of_live_build(gd->fdt_blob, (struct device_node **)&gd->of_root); 277 bootstage_accum(BOOTSTAGE_ID_ACCUM_OF_LIVE); 278 if (ret) 279 return ret; 280 281 return 0; 282 } 283 #endif 284 285 #ifdef CONFIG_DM 286 static int initr_dm(void) 287 { 288 int ret; 289 290 /* Save the pre-reloc driver model and start a new one */ 291 gd->dm_root_f = gd->dm_root; 292 gd->dm_root = NULL; 293 #ifdef CONFIG_TIMER 294 gd->timer = NULL; 295 #endif 296 bootstage_start(BOOTSTATE_ID_ACCUM_DM_R, "dm_r"); 297 ret = dm_init_and_scan(false); 298 bootstage_accum(BOOTSTATE_ID_ACCUM_DM_R); 299 if (ret) 300 return ret; 301 #ifdef CONFIG_TIMER_EARLY 302 ret = dm_timer_init(); 303 if (ret) 304 return ret; 305 #endif 306 307 return 0; 308 } 309 #endif 310 311 static int initr_bootstage(void) 312 { 313 bootstage_mark_name(BOOTSTAGE_ID_START_UBOOT_R, "board_init_r"); 314 315 return 0; 316 } 317 318 __weak int power_init_board(void) 319 { 320 return 0; 321 } 322 323 static int initr_announce(void) 324 { 325 debug("Now running in RAM - U-Boot at: %08lx\n", gd->relocaddr); 326 return 0; 327 } 328 329 #ifdef CONFIG_NEEDS_MANUAL_RELOC 330 static int initr_manual_reloc_cmdtable(void) 331 { 332 fixup_cmdtable(ll_entry_start(cmd_tbl_t, cmd), 333 ll_entry_count(cmd_tbl_t, cmd)); 334 return 0; 335 } 336 #endif 337 338 #if defined(CONFIG_MTD_NOR_FLASH) 339 static int initr_flash(void) 340 { 341 ulong flash_size = 0; 342 bd_t *bd = gd->bd; 343 344 puts("Flash: "); 345 346 if (board_flash_wp_on()) 347 printf("Uninitialized - Write Protect On\n"); 348 else 349 flash_size = flash_init(); 350 351 print_size(flash_size, ""); 352 #ifdef CONFIG_SYS_FLASH_CHECKSUM 353 /* 354 * Compute and print flash CRC if flashchecksum is set to 'y' 355 * 356 * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX 357 */ 358 if (env_get_yesno("flashchecksum") == 1) { 359 const uchar *flash_base = (const uchar *)CONFIG_SYS_FLASH_BASE; 360 361 printf(" CRC: %08X", crc32(0, 362 flash_base, 363 flash_size)); 364 } 365 #endif /* CONFIG_SYS_FLASH_CHECKSUM */ 366 putc('\n'); 367 368 /* update start of FLASH memory */ 369 #ifdef CONFIG_SYS_FLASH_BASE 370 bd->bi_flashstart = CONFIG_SYS_FLASH_BASE; 371 #endif 372 /* size of FLASH memory (final value) */ 373 bd->bi_flashsize = flash_size; 374 375 #if defined(CONFIG_SYS_UPDATE_FLASH_SIZE) 376 /* Make a update of the Memctrl. */ 377 update_flash_size(flash_size); 378 #endif 379 380 #if defined(CONFIG_OXC) || defined(CONFIG_RMU) 381 /* flash mapped at end of memory map */ 382 bd->bi_flashoffset = CONFIG_SYS_TEXT_BASE + flash_size; 383 #elif CONFIG_SYS_MONITOR_BASE == CONFIG_SYS_FLASH_BASE 384 bd->bi_flashoffset = monitor_flash_len; /* reserved area for monitor */ 385 #endif 386 return 0; 387 } 388 #endif 389 390 #if defined(CONFIG_PPC) && !defined(CONFIG_DM_SPI) 391 static int initr_spi(void) 392 { 393 /* PPC does this here */ 394 #ifdef CONFIG_SPI 395 #if !defined(CONFIG_ENV_IS_IN_EEPROM) 396 spi_init_f(); 397 #endif 398 spi_init_r(); 399 #endif 400 return 0; 401 } 402 #endif 403 404 #ifdef CONFIG_CMD_NAND 405 /* go init the NAND */ 406 static int initr_nand(void) 407 { 408 puts("NAND: "); 409 nand_init(); 410 printf("%lu MiB\n", nand_size() / 1024); 411 return 0; 412 } 413 #endif 414 415 #if defined(CONFIG_CMD_ONENAND) 416 /* go init the NAND */ 417 static int initr_onenand(void) 418 { 419 puts("NAND: "); 420 onenand_init(); 421 return 0; 422 } 423 #endif 424 425 #ifdef CONFIG_MMC 426 static int initr_mmc(void) 427 { 428 puts("MMC: "); 429 mmc_initialize(gd->bd); 430 return 0; 431 } 432 #endif 433 434 /* 435 * Tell if it's OK to load the environment early in boot. 436 * 437 * If CONFIG_OF_CONTROL is defined, we'll check with the FDT to see 438 * if this is OK (defaulting to saying it's OK). 439 * 440 * NOTE: Loading the environment early can be a bad idea if security is 441 * important, since no verification is done on the environment. 442 * 443 * @return 0 if environment should not be loaded, !=0 if it is ok to load 444 */ 445 static int should_load_env(void) 446 { 447 #ifdef CONFIG_OF_CONTROL 448 return fdtdec_get_config_int(gd->fdt_blob, "load-environment", 1); 449 #elif defined CONFIG_DELAY_ENVIRONMENT 450 return 0; 451 #else 452 return 1; 453 #endif 454 } 455 456 static int initr_env(void) 457 { 458 /* initialize environment */ 459 if (should_load_env()) 460 env_relocate(); 461 else 462 set_default_env(NULL); 463 #ifdef CONFIG_OF_CONTROL 464 env_set_addr("fdtcontroladdr", gd->fdt_blob); 465 #endif 466 467 /* Initialize from environment */ 468 load_addr = env_get_ulong("loadaddr", 16, load_addr); 469 470 return 0; 471 } 472 473 #ifdef CONFIG_SYS_BOOTPARAMS_LEN 474 static int initr_malloc_bootparams(void) 475 { 476 gd->bd->bi_boot_params = (ulong)malloc(CONFIG_SYS_BOOTPARAMS_LEN); 477 if (!gd->bd->bi_boot_params) { 478 puts("WARNING: Cannot allocate space for boot parameters\n"); 479 return -ENOMEM; 480 } 481 return 0; 482 } 483 #endif 484 485 static int initr_jumptable(void) 486 { 487 jumptable_init(); 488 return 0; 489 } 490 491 #if defined(CONFIG_API) 492 static int initr_api(void) 493 { 494 /* Initialize API */ 495 api_init(); 496 return 0; 497 } 498 #endif 499 500 /* enable exceptions */ 501 #ifdef CONFIG_ARM 502 static int initr_enable_interrupts(void) 503 { 504 enable_interrupts(); 505 return 0; 506 } 507 #endif 508 509 #ifdef CONFIG_CMD_NET 510 static int initr_ethaddr(void) 511 { 512 bd_t *bd = gd->bd; 513 514 /* kept around for legacy kernels only ... ignore the next section */ 515 eth_env_get_enetaddr("ethaddr", bd->bi_enetaddr); 516 #ifdef CONFIG_HAS_ETH1 517 eth_env_get_enetaddr("eth1addr", bd->bi_enet1addr); 518 #endif 519 #ifdef CONFIG_HAS_ETH2 520 eth_env_get_enetaddr("eth2addr", bd->bi_enet2addr); 521 #endif 522 #ifdef CONFIG_HAS_ETH3 523 eth_env_get_enetaddr("eth3addr", bd->bi_enet3addr); 524 #endif 525 #ifdef CONFIG_HAS_ETH4 526 eth_env_get_enetaddr("eth4addr", bd->bi_enet4addr); 527 #endif 528 #ifdef CONFIG_HAS_ETH5 529 eth_env_get_enetaddr("eth5addr", bd->bi_enet5addr); 530 #endif 531 return 0; 532 } 533 #endif /* CONFIG_CMD_NET */ 534 535 #ifdef CONFIG_CMD_KGDB 536 static int initr_kgdb(void) 537 { 538 puts("KGDB: "); 539 kgdb_init(); 540 return 0; 541 } 542 #endif 543 544 #if defined(CONFIG_LED_STATUS) 545 static int initr_status_led(void) 546 { 547 #if defined(CONFIG_LED_STATUS_BOOT) 548 status_led_set(CONFIG_LED_STATUS_BOOT, CONFIG_LED_STATUS_BLINKING); 549 #else 550 status_led_init(); 551 #endif 552 return 0; 553 } 554 #endif 555 556 #if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI) 557 static int initr_scsi(void) 558 { 559 puts("SCSI: "); 560 scsi_init(); 561 562 return 0; 563 } 564 #endif 565 566 #ifdef CONFIG_BITBANGMII 567 static int initr_bbmii(void) 568 { 569 bb_miiphy_init(); 570 return 0; 571 } 572 #endif 573 574 #ifdef CONFIG_CMD_NET 575 static int initr_net(void) 576 { 577 puts("Net: "); 578 eth_initialize(); 579 #if defined(CONFIG_RESET_PHY_R) 580 debug("Reset Ethernet PHY\n"); 581 reset_phy(); 582 #endif 583 return 0; 584 } 585 #endif 586 587 #ifdef CONFIG_POST 588 static int initr_post(void) 589 { 590 post_run(NULL, POST_RAM | post_bootmode_get(0)); 591 return 0; 592 } 593 #endif 594 595 #if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_IDE) 596 static int initr_pcmcia(void) 597 { 598 puts("PCMCIA:"); 599 pcmcia_init(); 600 return 0; 601 } 602 #endif 603 604 #if defined(CONFIG_IDE) 605 static int initr_ide(void) 606 { 607 puts("IDE: "); 608 #if defined(CONFIG_START_IDE) 609 if (board_start_ide()) 610 ide_init(); 611 #else 612 ide_init(); 613 #endif 614 return 0; 615 } 616 #endif 617 618 #if defined(CONFIG_PRAM) 619 /* 620 * Export available size of memory for Linux, taking into account the 621 * protected RAM at top of memory 622 */ 623 int initr_mem(void) 624 { 625 ulong pram = 0; 626 char memsz[32]; 627 628 pram = env_get_ulong("pram", 10, CONFIG_PRAM); 629 sprintf(memsz, "%ldk", (long int)((gd->ram_size / 1024) - pram)); 630 env_set("mem", memsz); 631 632 return 0; 633 } 634 #endif 635 636 #ifdef CONFIG_CMD_BEDBUG 637 static int initr_bedbug(void) 638 { 639 bedbug_init(); 640 641 return 0; 642 } 643 #endif 644 645 #ifdef CONFIG_PS2KBD 646 static int initr_kbd(void) 647 { 648 puts("PS/2: "); 649 kbd_init(); 650 return 0; 651 } 652 #endif 653 654 static int run_main_loop(void) 655 { 656 #ifdef CONFIG_SANDBOX 657 sandbox_main_loop_init(); 658 #endif 659 /* main_loop() can return to retry autoboot, if so just run it again */ 660 for (;;) 661 main_loop(); 662 return 0; 663 } 664 665 /* 666 * Over time we hope to remove these functions with code fragments and 667 * stub funtcions, and instead call the relevant function directly. 668 * 669 * We also hope to remove most of the driver-related init and do it if/when 670 * the driver is later used. 671 * 672 * TODO: perhaps reset the watchdog in the initcall function after each call? 673 */ 674 static init_fnc_t init_sequence_r[] = { 675 initr_trace, 676 initr_reloc, 677 /* TODO: could x86/PPC have this also perhaps? */ 678 #ifdef CONFIG_ARM 679 initr_caches, 680 /* Note: For Freescale LS2 SoCs, new MMU table is created in DDR. 681 * A temporary mapping of IFC high region is since removed, 682 * so environmental variables in NOR flash is not available 683 * until board_init() is called below to remap IFC to high 684 * region. 685 */ 686 #endif 687 initr_reloc_global_data, 688 #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500) 689 initr_unlock_ram_in_cache, 690 #endif 691 initr_barrier, 692 initr_malloc, 693 log_init, 694 initr_bootstage, /* Needs malloc() but has its own timer */ 695 initr_console_record, 696 #ifdef CONFIG_SYS_NONCACHED_MEMORY 697 initr_noncached, 698 #endif 699 bootstage_relocate, 700 #ifdef CONFIG_OF_LIVE 701 initr_of_live, 702 #endif 703 #ifdef CONFIG_DM 704 initr_dm, 705 #endif 706 #if defined(CONFIG_ARM) || defined(CONFIG_NDS32) || defined(CONFIG_RISCV) 707 board_init, /* Setup chipselects */ 708 #endif 709 /* 710 * TODO: printing of the clock inforamtion of the board is now 711 * implemented as part of bdinfo command. Currently only support for 712 * davinci SOC's is added. Remove this check once all the board 713 * implement this. 714 */ 715 #ifdef CONFIG_CLOCKS 716 set_cpu_clk_info, /* Setup clock information */ 717 #endif 718 #ifdef CONFIG_EFI_LOADER 719 efi_memory_init, 720 #endif 721 stdio_init_tables, 722 initr_serial, 723 initr_announce, 724 INIT_FUNC_WATCHDOG_RESET 725 #ifdef CONFIG_NEEDS_MANUAL_RELOC 726 initr_manual_reloc_cmdtable, 727 #endif 728 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_MIPS) 729 initr_trap, 730 #endif 731 #ifdef CONFIG_ADDR_MAP 732 initr_addr_map, 733 #endif 734 #if defined(CONFIG_BOARD_EARLY_INIT_R) 735 board_early_init_r, 736 #endif 737 INIT_FUNC_WATCHDOG_RESET 738 #ifdef CONFIG_POST 739 initr_post_backlog, 740 #endif 741 INIT_FUNC_WATCHDOG_RESET 742 #if defined(CONFIG_PCI) && defined(CONFIG_SYS_EARLY_PCI_INIT) 743 /* 744 * Do early PCI configuration _before_ the flash gets initialised, 745 * because PCU resources are crucial for flash access on some boards. 746 */ 747 initr_pci, 748 #endif 749 #ifdef CONFIG_ARCH_EARLY_INIT_R 750 arch_early_init_r, 751 #endif 752 power_init_board, 753 #ifdef CONFIG_MTD_NOR_FLASH 754 initr_flash, 755 #endif 756 INIT_FUNC_WATCHDOG_RESET 757 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_X86) 758 /* initialize higher level parts of CPU like time base and timers */ 759 cpu_init_r, 760 #endif 761 #ifdef CONFIG_PPC 762 initr_spi, 763 #endif 764 #ifdef CONFIG_CMD_NAND 765 initr_nand, 766 #endif 767 #ifdef CONFIG_CMD_ONENAND 768 initr_onenand, 769 #endif 770 #ifdef CONFIG_MMC 771 initr_mmc, 772 #endif 773 initr_env, 774 #ifdef CONFIG_SYS_BOOTPARAMS_LEN 775 initr_malloc_bootparams, 776 #endif 777 INIT_FUNC_WATCHDOG_RESET 778 initr_secondary_cpu, 779 #if defined(CONFIG_ID_EEPROM) || defined(CONFIG_SYS_I2C_MAC_OFFSET) 780 mac_read_from_eeprom, 781 #endif 782 INIT_FUNC_WATCHDOG_RESET 783 #if defined(CONFIG_PCI) && !defined(CONFIG_SYS_EARLY_PCI_INIT) 784 /* 785 * Do pci configuration 786 */ 787 initr_pci, 788 #endif 789 stdio_add_devices, 790 initr_jumptable, 791 #ifdef CONFIG_API 792 initr_api, 793 #endif 794 console_init_r, /* fully init console as a device */ 795 #ifdef CONFIG_DISPLAY_BOARDINFO_LATE 796 console_announce_r, 797 show_board_info, 798 #endif 799 #ifdef CONFIG_ARCH_MISC_INIT 800 arch_misc_init, /* miscellaneous arch-dependent init */ 801 #endif 802 #ifdef CONFIG_MISC_INIT_R 803 misc_init_r, /* miscellaneous platform-dependent init */ 804 #endif 805 INIT_FUNC_WATCHDOG_RESET 806 #ifdef CONFIG_CMD_KGDB 807 initr_kgdb, 808 #endif 809 interrupt_init, 810 #ifdef CONFIG_ARM 811 initr_enable_interrupts, 812 #endif 813 #if defined(CONFIG_MICROBLAZE) || defined(CONFIG_M68K) 814 timer_init, /* initialize timer */ 815 #endif 816 #if defined(CONFIG_LED_STATUS) 817 initr_status_led, 818 #endif 819 /* PPC has a udelay(20) here dating from 2002. Why? */ 820 #ifdef CONFIG_CMD_NET 821 initr_ethaddr, 822 #endif 823 #ifdef CONFIG_BOARD_LATE_INIT 824 board_late_init, 825 #endif 826 #if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI) 827 INIT_FUNC_WATCHDOG_RESET 828 initr_scsi, 829 #endif 830 #ifdef CONFIG_BITBANGMII 831 initr_bbmii, 832 #endif 833 #ifdef CONFIG_CMD_NET 834 INIT_FUNC_WATCHDOG_RESET 835 initr_net, 836 #endif 837 #ifdef CONFIG_POST 838 initr_post, 839 #endif 840 #if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_IDE) 841 initr_pcmcia, 842 #endif 843 #if defined(CONFIG_IDE) 844 initr_ide, 845 #endif 846 #ifdef CONFIG_LAST_STAGE_INIT 847 INIT_FUNC_WATCHDOG_RESET 848 /* 849 * Some parts can be only initialized if all others (like 850 * Interrupts) are up and running (i.e. the PC-style ISA 851 * keyboard). 852 */ 853 last_stage_init, 854 #endif 855 #ifdef CONFIG_CMD_BEDBUG 856 INIT_FUNC_WATCHDOG_RESET 857 initr_bedbug, 858 #endif 859 #if defined(CONFIG_PRAM) 860 initr_mem, 861 #endif 862 #ifdef CONFIG_PS2KBD 863 initr_kbd, 864 #endif 865 run_main_loop, 866 }; 867 868 void board_init_r(gd_t *new_gd, ulong dest_addr) 869 { 870 /* 871 * Set up the new global data pointer. So far only x86 does this 872 * here. 873 * TODO(sjg@chromium.org): Consider doing this for all archs, or 874 * dropping the new_gd parameter. 875 */ 876 #if CONFIG_IS_ENABLED(X86_64) 877 arch_setup_gd(new_gd); 878 #endif 879 880 #ifdef CONFIG_NEEDS_MANUAL_RELOC 881 int i; 882 #endif 883 884 #if !defined(CONFIG_X86) && !defined(CONFIG_ARM) && !defined(CONFIG_ARM64) 885 gd = new_gd; 886 #endif 887 gd->flags &= ~GD_FLG_LOG_READY; 888 889 #ifdef CONFIG_NEEDS_MANUAL_RELOC 890 for (i = 0; i < ARRAY_SIZE(init_sequence_r); i++) 891 init_sequence_r[i] += gd->reloc_off; 892 #endif 893 894 if (initcall_run_list(init_sequence_r)) 895 hang(); 896 897 /* NOTREACHED - run_main_loop() does not return */ 898 hang(); 899 } 900