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