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 #include <memalign.h> 36 #ifdef CONFIG_BITBANGMII 37 #include <miiphy.h> 38 #endif 39 #include <mmc.h> 40 #include <nand.h> 41 #include <of_live.h> 42 #include <onenand_uboot.h> 43 #include <scsi.h> 44 #include <serial.h> 45 #include <spi.h> 46 #include <stdio_dev.h> 47 #include <timer.h> 48 #include <trace.h> 49 #include <watchdog.h> 50 #ifdef CONFIG_ADDR_MAP 51 #include <asm/mmu.h> 52 #endif 53 #include <asm/sections.h> 54 #include <dm/root.h> 55 #include <linux/compiler.h> 56 #include <linux/err.h> 57 #include <efi_loader.h> 58 #include <sysmem.h> 59 #include <bidram.h> 60 61 DECLARE_GLOBAL_DATA_PTR; 62 63 ulong monitor_flash_len; 64 65 __weak int board_flash_wp_on(void) 66 { 67 /* 68 * Most flashes can't be detected when write protection is enabled, 69 * so provide a way to let U-Boot gracefully ignore write protected 70 * devices. 71 */ 72 return 0; 73 } 74 75 __weak void cpu_secondary_init_r(void) 76 { 77 } 78 79 static int initr_secondary_cpu(void) 80 { 81 /* 82 * after non-volatile devices & environment is setup and cpu code have 83 * another round to deal with any initialization that might require 84 * full access to the environment or loading of some image (firmware) 85 * from a non-volatile device 86 */ 87 /* TODO: maybe define this for all archs? */ 88 cpu_secondary_init_r(); 89 90 return 0; 91 } 92 93 static int initr_trace(void) 94 { 95 #ifdef CONFIG_TRACE 96 trace_init(gd->trace_buff, CONFIG_TRACE_BUFFER_SIZE); 97 #endif 98 99 return 0; 100 } 101 102 static int initr_reloc(void) 103 { 104 /* tell others: relocation done */ 105 gd->flags |= GD_FLG_RELOC | GD_FLG_FULL_MALLOC_INIT; 106 107 return 0; 108 } 109 110 #ifdef CONFIG_ARM 111 /* 112 * Some of these functions are needed purely because the functions they 113 * call return void. If we change them to return 0, these stubs can go away. 114 */ 115 static int initr_caches(void) 116 { 117 /* Enable caches */ 118 enable_caches(); 119 return 0; 120 } 121 #endif 122 123 __weak int fixup_cpu(void) 124 { 125 return 0; 126 } 127 128 static int initr_reloc_global_data(void) 129 { 130 #ifdef __ARM__ 131 monitor_flash_len = _end - __image_copy_start; 132 #elif defined(CONFIG_NDS32) 133 monitor_flash_len = (ulong)&_end - (ulong)&_start; 134 #elif !defined(CONFIG_SANDBOX) && !defined(CONFIG_NIOS2) 135 monitor_flash_len = (ulong)&__init_end - gd->relocaddr; 136 #endif 137 #if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx) 138 /* 139 * The gd->cpu pointer is set to an address in flash before relocation. 140 * We need to update it to point to the same CPU entry in RAM. 141 * TODO: why not just add gd->reloc_ofs? 142 */ 143 gd->arch.cpu += gd->relocaddr - CONFIG_SYS_MONITOR_BASE; 144 145 /* 146 * If we didn't know the cpu mask & # cores, we can save them of 147 * now rather than 'computing' them constantly 148 */ 149 fixup_cpu(); 150 #endif 151 #ifdef CONFIG_SYS_EXTRA_ENV_RELOC 152 /* 153 * Some systems need to relocate the env_addr pointer early because the 154 * location it points to will get invalidated before env_relocate is 155 * called. One example is on systems that might use a L2 or L3 cache 156 * in SRAM mode and initialize that cache from SRAM mode back to being 157 * a cache in cpu_init_r. 158 */ 159 gd->env_addr += gd->relocaddr - CONFIG_SYS_MONITOR_BASE; 160 #endif 161 #ifdef CONFIG_OF_EMBED 162 /* 163 * The fdt_blob needs to be moved to new relocation address 164 * incase of FDT blob is embedded with in image 165 */ 166 gd->fdt_blob += gd->reloc_off; 167 #endif 168 #ifdef CONFIG_EFI_LOADER 169 efi_runtime_relocate(gd->relocaddr, NULL); 170 #endif 171 172 return 0; 173 } 174 175 static int initr_serial(void) 176 { 177 serial_initialize(); 178 return 0; 179 } 180 181 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_MIPS) 182 static int initr_trap(void) 183 { 184 /* 185 * Setup trap handlers 186 */ 187 #if defined(CONFIG_PPC) 188 trap_init(gd->relocaddr); 189 #else 190 trap_init(CONFIG_SYS_SDRAM_BASE); 191 #endif 192 return 0; 193 } 194 #endif 195 196 #ifdef CONFIG_ADDR_MAP 197 static int initr_addr_map(void) 198 { 199 init_addr_map(); 200 201 return 0; 202 } 203 #endif 204 205 #ifdef CONFIG_POST 206 static int initr_post_backlog(void) 207 { 208 post_output_backlog(); 209 return 0; 210 } 211 #endif 212 213 #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500) 214 static int initr_unlock_ram_in_cache(void) 215 { 216 unlock_ram_in_cache(); /* it's time to unlock D-cache in e500 */ 217 return 0; 218 } 219 #endif 220 221 #ifdef CONFIG_PCI 222 static int initr_pci(void) 223 { 224 #ifndef CONFIG_DM_PCI 225 pci_init(); 226 #endif 227 228 return 0; 229 } 230 #endif 231 232 static int initr_barrier(void) 233 { 234 #ifdef CONFIG_PPC 235 /* TODO: Can we not use dmb() macros for this? */ 236 asm("sync ; isync"); 237 #endif 238 return 0; 239 } 240 241 static int initr_malloc(void) 242 { 243 ulong malloc_start; 244 245 #if CONFIG_VAL(SYS_MALLOC_F_LEN) 246 debug("Pre-reloc malloc() used %#lx bytes (%ld KB)\n", gd->malloc_ptr, 247 gd->malloc_ptr / 1024); 248 #endif 249 /* The malloc area is immediately below the monitor copy in DRAM */ 250 malloc_start = gd->relocaddr - TOTAL_MALLOC_LEN; 251 mem_malloc_init((ulong)map_sysmem(malloc_start, TOTAL_MALLOC_LEN), 252 TOTAL_MALLOC_LEN); 253 return 0; 254 } 255 256 static int initr_console_record(void) 257 { 258 #if defined(CONFIG_CONSOLE_RECORD) 259 int ret; 260 261 ret = console_record_init(); 262 if (!ret) 263 console_record_reset_enable(); 264 return ret; 265 #else 266 return 0; 267 #endif 268 } 269 270 #ifdef CONFIG_SYS_NONCACHED_MEMORY 271 static int initr_noncached(void) 272 { 273 noncached_init(); 274 return 0; 275 } 276 #endif 277 278 #ifdef CONFIG_OF_LIVE 279 static int initr_of_live(void) 280 { 281 int ret; 282 283 bootstage_start(BOOTSTAGE_ID_ACCUM_OF_LIVE, "of_live"); 284 ret = of_live_build(gd->fdt_blob, (struct device_node **)&gd->of_root); 285 bootstage_accum(BOOTSTAGE_ID_ACCUM_OF_LIVE); 286 if (ret) 287 return ret; 288 289 return 0; 290 } 291 #endif 292 293 #ifdef CONFIG_DM 294 static int initr_dm(void) 295 { 296 int ret; 297 298 /* Save the pre-reloc driver model and start a new one */ 299 gd->dm_root_f = gd->dm_root; 300 gd->dm_root = NULL; 301 #ifdef CONFIG_TIMER 302 gd->timer = NULL; 303 #endif 304 bootstage_start(BOOTSTATE_ID_ACCUM_DM_R, "dm_r"); 305 ret = dm_init_and_scan(false); 306 bootstage_accum(BOOTSTATE_ID_ACCUM_DM_R); 307 if (ret) 308 return ret; 309 #ifdef CONFIG_TIMER_EARLY 310 ret = dm_timer_init(); 311 if (ret) 312 return ret; 313 #endif 314 315 return 0; 316 } 317 #endif 318 319 static int initr_bootstage(void) 320 { 321 bootstage_mark_name(BOOTSTAGE_ID_START_UBOOT_R, "board_init_r"); 322 323 return 0; 324 } 325 326 __weak int power_init_board(void) 327 { 328 return 0; 329 } 330 331 static int initr_announce(void) 332 { 333 ulong addr; 334 335 #ifndef CONFIG_SKIP_RELOCATE_UBOOT 336 addr = gd->relocaddr; 337 #else 338 addr = CONFIG_SYS_TEXT_BASE; 339 #endif 340 debug("Now running in RAM - U-Boot at: %08lx\n", addr); 341 342 return 0; 343 } 344 345 #ifdef CONFIG_NEEDS_MANUAL_RELOC 346 static int initr_manual_reloc_cmdtable(void) 347 { 348 fixup_cmdtable(ll_entry_start(cmd_tbl_t, cmd), 349 ll_entry_count(cmd_tbl_t, cmd)); 350 return 0; 351 } 352 #endif 353 354 #if defined(CONFIG_MTD_NOR_FLASH) 355 static int initr_flash(void) 356 { 357 ulong flash_size = 0; 358 bd_t *bd = gd->bd; 359 360 puts("Flash: "); 361 362 if (board_flash_wp_on()) 363 printf("Uninitialized - Write Protect On\n"); 364 else 365 flash_size = flash_init(); 366 367 print_size(flash_size, ""); 368 #ifdef CONFIG_SYS_FLASH_CHECKSUM 369 /* 370 * Compute and print flash CRC if flashchecksum is set to 'y' 371 * 372 * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX 373 */ 374 if (env_get_yesno("flashchecksum") == 1) { 375 printf(" CRC: %08X", crc32(0, 376 (const unsigned char *) CONFIG_SYS_FLASH_BASE, 377 flash_size)); 378 } 379 #endif /* CONFIG_SYS_FLASH_CHECKSUM */ 380 putc('\n'); 381 382 /* update start of FLASH memory */ 383 #ifdef CONFIG_SYS_FLASH_BASE 384 bd->bi_flashstart = CONFIG_SYS_FLASH_BASE; 385 #endif 386 /* size of FLASH memory (final value) */ 387 bd->bi_flashsize = flash_size; 388 389 #if defined(CONFIG_SYS_UPDATE_FLASH_SIZE) 390 /* Make a update of the Memctrl. */ 391 update_flash_size(flash_size); 392 #endif 393 394 395 #if defined(CONFIG_OXC) || defined(CONFIG_RMU) 396 /* flash mapped at end of memory map */ 397 bd->bi_flashoffset = CONFIG_SYS_TEXT_BASE + flash_size; 398 #elif CONFIG_SYS_MONITOR_BASE == CONFIG_SYS_FLASH_BASE 399 bd->bi_flashoffset = monitor_flash_len; /* reserved area for monitor */ 400 #endif 401 return 0; 402 } 403 #endif 404 405 #if defined(CONFIG_PPC) && !defined(CONFIG_DM_SPI) 406 static int initr_spi(void) 407 { 408 /* PPC does this here */ 409 #ifdef CONFIG_SPI 410 #if !defined(CONFIG_ENV_IS_IN_EEPROM) 411 spi_init_f(); 412 #endif 413 spi_init_r(); 414 #endif 415 return 0; 416 } 417 #endif 418 419 #ifdef CONFIG_CMD_NAND 420 /* go init the NAND */ 421 static int initr_nand(void) 422 { 423 puts("NAND: "); 424 nand_init(); 425 printf("%lu MiB\n", nand_size() / 1024); 426 return 0; 427 } 428 #endif 429 430 #if defined(CONFIG_CMD_ONENAND) 431 /* go init the NAND */ 432 static int initr_onenand(void) 433 { 434 puts("NAND: "); 435 onenand_init(); 436 return 0; 437 } 438 #endif 439 440 #ifdef CONFIG_MMC 441 static int initr_mmc(void) 442 { 443 /* 444 * When CONFIG_USING_KERNEL_DTB is enabled, mmc has been initialized earlier. 445 */ 446 #ifndef CONFIG_USING_KERNEL_DTB 447 puts("MMC: "); 448 mmc_initialize(gd->bd); 449 #endif 450 return 0; 451 } 452 #endif 453 454 #if !defined(CONFIG_USING_KERNEL_DTB) || !defined(CONFIG_ENV_IS_NOWHERE) 455 /* 456 * Tell if it's OK to load the environment early in boot. 457 * 458 * If CONFIG_OF_CONTROL is defined, we'll check with the FDT to see 459 * if this is OK (defaulting to saying it's OK). 460 * 461 * NOTE: Loading the environment early can be a bad idea if security is 462 * important, since no verification is done on the environment. 463 * 464 * @return 0 if environment should not be loaded, !=0 if it is ok to load 465 */ 466 static int should_load_env(void) 467 { 468 #ifdef CONFIG_OF_CONTROL 469 return fdtdec_get_config_int(gd->fdt_blob, "load-environment", 1); 470 #elif defined CONFIG_DELAY_ENVIRONMENT 471 return 0; 472 #else 473 return 1; 474 #endif 475 } 476 477 static int initr_env(void) 478 { 479 /* initialize environment */ 480 if (should_load_env()) 481 env_relocate(); 482 else 483 set_default_env(NULL); 484 #ifdef CONFIG_OF_CONTROL 485 env_set_addr("fdtcontroladdr", gd->fdt_blob); 486 #endif 487 488 /* Initialize from environment */ 489 load_addr = env_get_ulong("loadaddr", 16, load_addr); 490 491 return 0; 492 } 493 #endif 494 495 #ifdef CONFIG_USING_KERNEL_DTB 496 static int initr_env_nowhere(void) 497 { 498 #if defined(CONFIG_NEEDS_MANUAL_RELOC) 499 env_reloc(); 500 env_htab.change_ok += gd->reloc_off; 501 #endif 502 set_default_env(NULL); 503 504 return 0; 505 } 506 507 #if !defined(CONFIG_ENV_IS_NOWHERE) 508 static int initr_env_switch(void) 509 { 510 ALLOC_CACHE_ALIGN_BUFFER(env_t, env_nowhere, 1); 511 int ret; 512 513 /* Export nowhere env for late use */ 514 ret = env_export(env_nowhere); 515 if (ret) { 516 printf("%s: export nowhere env fail, ret=%d\n", __func__, ret); 517 return -EINVAL; 518 } 519 520 /* Destroy nowhere env and import storage env */ 521 initr_env(); 522 523 /* Append/override nowhere env to storage env */ 524 himport_r(&env_htab, (char *)env_nowhere->data, ENV_SIZE, '\0', 525 H_NOCLEAR, 0, 0, NULL); 526 527 return 0; 528 } 529 #endif /* CONFIG_ENV_IS_NOWHERE */ 530 #endif /* CONFIG_USING_KERNEL_DTB */ 531 532 #ifdef CONFIG_SYS_BOOTPARAMS_LEN 533 static int initr_malloc_bootparams(void) 534 { 535 gd->bd->bi_boot_params = (ulong)malloc(CONFIG_SYS_BOOTPARAMS_LEN); 536 if (!gd->bd->bi_boot_params) { 537 puts("WARNING: Cannot allocate space for boot parameters\n"); 538 return -ENOMEM; 539 } 540 return 0; 541 } 542 #endif 543 544 static int initr_jumptable(void) 545 { 546 jumptable_init(); 547 return 0; 548 } 549 550 #if defined(CONFIG_API) 551 static int initr_api(void) 552 { 553 /* Initialize API */ 554 api_init(); 555 return 0; 556 } 557 #endif 558 559 /* enable exceptions */ 560 #ifdef CONFIG_ARM 561 static int initr_enable_interrupts(void) 562 { 563 enable_interrupts(); 564 return 0; 565 } 566 #endif 567 568 #ifdef CONFIG_CMD_NET 569 static int initr_ethaddr(void) 570 { 571 bd_t *bd = gd->bd; 572 573 /* kept around for legacy kernels only ... ignore the next section */ 574 eth_env_get_enetaddr("ethaddr", bd->bi_enetaddr); 575 #ifdef CONFIG_HAS_ETH1 576 eth_env_get_enetaddr("eth1addr", bd->bi_enet1addr); 577 #endif 578 #ifdef CONFIG_HAS_ETH2 579 eth_env_get_enetaddr("eth2addr", bd->bi_enet2addr); 580 #endif 581 #ifdef CONFIG_HAS_ETH3 582 eth_env_get_enetaddr("eth3addr", bd->bi_enet3addr); 583 #endif 584 #ifdef CONFIG_HAS_ETH4 585 eth_env_get_enetaddr("eth4addr", bd->bi_enet4addr); 586 #endif 587 #ifdef CONFIG_HAS_ETH5 588 eth_env_get_enetaddr("eth5addr", bd->bi_enet5addr); 589 #endif 590 return 0; 591 } 592 #endif /* CONFIG_CMD_NET */ 593 594 #ifdef CONFIG_CMD_KGDB 595 static int initr_kgdb(void) 596 { 597 puts("KGDB: "); 598 kgdb_init(); 599 return 0; 600 } 601 #endif 602 603 #if defined(CONFIG_LED_STATUS) 604 static int initr_status_led(void) 605 { 606 #if defined(CONFIG_LED_STATUS_BOOT) 607 status_led_set(CONFIG_LED_STATUS_BOOT, CONFIG_LED_STATUS_BLINKING); 608 #else 609 status_led_init(); 610 #endif 611 return 0; 612 } 613 #endif 614 615 #if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI) 616 static int initr_scsi(void) 617 { 618 puts("SCSI: "); 619 scsi_init(); 620 621 return 0; 622 } 623 #endif 624 625 #ifdef CONFIG_BITBANGMII 626 static int initr_bbmii(void) 627 { 628 bb_miiphy_init(); 629 return 0; 630 } 631 #endif 632 633 #ifdef CONFIG_CMD_NET 634 static int initr_net(void) 635 { 636 puts("Net: "); 637 eth_initialize(); 638 #if defined(CONFIG_RESET_PHY_R) 639 debug("Reset Ethernet PHY\n"); 640 reset_phy(); 641 #endif 642 return 0; 643 } 644 #endif 645 646 #ifdef CONFIG_POST 647 static int initr_post(void) 648 { 649 post_run(NULL, POST_RAM | post_bootmode_get(0)); 650 return 0; 651 } 652 #endif 653 654 #if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_IDE) 655 static int initr_pcmcia(void) 656 { 657 puts("PCMCIA:"); 658 pcmcia_init(); 659 return 0; 660 } 661 #endif 662 663 #if defined(CONFIG_IDE) 664 static int initr_ide(void) 665 { 666 puts("IDE: "); 667 #if defined(CONFIG_START_IDE) 668 if (board_start_ide()) 669 ide_init(); 670 #else 671 ide_init(); 672 #endif 673 return 0; 674 } 675 #endif 676 677 #if defined(CONFIG_PRAM) 678 /* 679 * Export available size of memory for Linux, taking into account the 680 * protected RAM at top of memory 681 */ 682 int initr_mem(void) 683 { 684 ulong pram = 0; 685 char memsz[32]; 686 687 # ifdef CONFIG_PRAM 688 pram = env_get_ulong("pram", 10, CONFIG_PRAM); 689 # endif 690 sprintf(memsz, "%ldk", (long int) ((gd->ram_size / 1024) - pram)); 691 env_set("mem", memsz); 692 693 return 0; 694 } 695 #endif 696 697 #ifdef CONFIG_CMD_BEDBUG 698 static int initr_bedbug(void) 699 { 700 bedbug_init(); 701 702 return 0; 703 } 704 #endif 705 706 #ifdef CONFIG_PS2KBD 707 static int initr_kbd(void) 708 { 709 puts("PS/2: "); 710 kbd_init(); 711 return 0; 712 } 713 #endif 714 715 __weak int interrupt_debugger_init(void) 716 { 717 return 0; 718 } 719 720 __weak int board_initr_caches_fixup(void) 721 { 722 return 0; 723 } 724 725 static int run_main_loop(void) 726 { 727 #ifdef CONFIG_SANDBOX 728 sandbox_main_loop_init(); 729 #endif 730 /* main_loop() can return to retry autoboot, if so just run it again */ 731 for (;;) 732 main_loop(); 733 return 0; 734 } 735 736 /* 737 * Over time we hope to remove these functions with code fragments and 738 * stub funtcions, and instead call the relevant function directly. 739 * 740 * We also hope to remove most of the driver-related init and do it if/when 741 * the driver is later used. 742 * 743 * TODO: perhaps reset the watchdog in the initcall function after each call? 744 */ 745 static init_fnc_t init_sequence_r[] = { 746 initr_trace, 747 initr_reloc, 748 /* TODO: could x86/PPC have this also perhaps? */ 749 #ifdef CONFIG_ARM 750 initr_caches, 751 /* Note: For Freescale LS2 SoCs, new MMU table is created in DDR. 752 * A temporary mapping of IFC high region is since removed, 753 * so environmental variables in NOR flash is not availble 754 * until board_init() is called below to remap IFC to high 755 * region. 756 */ 757 #endif 758 initr_reloc_global_data, 759 760 /* 761 * Some platform requires to reserve memory regions for some firmware 762 * to avoid kernel touches it, but U-Boot may have communication with 763 * firmware by share memory. So that we had better reserve firmware 764 * region after the initr_caches() which enables MMU and init 765 * translation table, we need firmware region to be mapped as cacheable 766 * like other regions, otherwise there would be dcache coherence issue 767 * between firmware and U-Boot. 768 */ 769 board_initr_caches_fixup, 770 771 #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500) 772 initr_unlock_ram_in_cache, 773 #endif 774 initr_barrier, 775 initr_malloc, 776 #ifdef CONFIG_BIDRAM 777 bidram_initr, 778 #endif 779 #ifdef CONFIG_SYSMEM 780 sysmem_initr, 781 #endif 782 log_init, 783 initr_bootstage, /* Needs malloc() but has its own timer */ 784 initr_console_record, 785 #ifdef CONFIG_SYS_NONCACHED_MEMORY 786 initr_noncached, 787 #endif 788 bootstage_relocate, 789 790 interrupt_init, 791 #ifdef CONFIG_ARM 792 initr_enable_interrupts, 793 #endif 794 interrupt_debugger_init, 795 796 #ifdef CONFIG_OF_LIVE 797 initr_of_live, 798 #endif 799 #ifdef CONFIG_DM 800 initr_dm, 801 #endif 802 803 /* 804 * kernel dtb must depends on nowhere to detect boot storage media 805 * and initialize it. 806 */ 807 #ifdef CONFIG_USING_KERNEL_DTB 808 initr_env_nowhere, 809 #endif 810 811 #if defined(CONFIG_ARM) || defined(CONFIG_NDS32) 812 board_init, /* Setup chipselects */ 813 #endif 814 815 /* 816 * Now that storage has been initialized in board_init(), we could switch env 817 * from nowhere to storage, i.e. CONFIG_ENV_IS_IN_xxx=y. 818 */ 819 #if defined(CONFIG_USING_KERNEL_DTB) && !defined(CONFIG_ENV_IS_NOWHERE) 820 initr_env_switch, 821 #endif 822 823 /* 824 * TODO: printing of the clock inforamtion of the board is now 825 * implemented as part of bdinfo command. Currently only support for 826 * davinci SOC's is added. Remove this check once all the board 827 * implement this. 828 */ 829 #ifdef CONFIG_CLOCKS 830 set_cpu_clk_info, /* Setup clock information */ 831 #endif 832 #ifdef CONFIG_EFI_LOADER 833 efi_memory_init, 834 #endif 835 stdio_init_tables, 836 initr_serial, 837 initr_announce, 838 INIT_FUNC_WATCHDOG_RESET 839 #ifdef CONFIG_NEEDS_MANUAL_RELOC 840 initr_manual_reloc_cmdtable, 841 #endif 842 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_MIPS) 843 initr_trap, 844 #endif 845 #ifdef CONFIG_ADDR_MAP 846 initr_addr_map, 847 #endif 848 #if defined(CONFIG_BOARD_EARLY_INIT_R) 849 board_early_init_r, 850 #endif 851 INIT_FUNC_WATCHDOG_RESET 852 #ifdef CONFIG_POST 853 initr_post_backlog, 854 #endif 855 INIT_FUNC_WATCHDOG_RESET 856 #if defined(CONFIG_PCI) && defined(CONFIG_SYS_EARLY_PCI_INIT) 857 /* 858 * Do early PCI configuration _before_ the flash gets initialised, 859 * because PCU ressources are crucial for flash access on some boards. 860 */ 861 initr_pci, 862 #endif 863 #ifdef CONFIG_ARCH_EARLY_INIT_R 864 arch_early_init_r, 865 #endif 866 power_init_board, 867 #ifdef CONFIG_MTD_NOR_FLASH 868 initr_flash, 869 #endif 870 INIT_FUNC_WATCHDOG_RESET 871 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_X86) 872 /* initialize higher level parts of CPU like time base and timers */ 873 cpu_init_r, 874 #endif 875 #ifdef CONFIG_PPC 876 initr_spi, 877 #endif 878 #ifdef CONFIG_CMD_NAND 879 initr_nand, 880 #endif 881 #ifdef CONFIG_CMD_ONENAND 882 initr_onenand, 883 #endif 884 #ifdef CONFIG_MMC 885 initr_mmc, 886 #endif 887 #ifndef CONFIG_USING_KERNEL_DTB 888 initr_env, 889 #endif 890 #ifdef CONFIG_SYS_BOOTPARAMS_LEN 891 initr_malloc_bootparams, 892 #endif 893 INIT_FUNC_WATCHDOG_RESET 894 initr_secondary_cpu, 895 #if defined(CONFIG_ID_EEPROM) || defined(CONFIG_SYS_I2C_MAC_OFFSET) 896 mac_read_from_eeprom, 897 #endif 898 INIT_FUNC_WATCHDOG_RESET 899 #if defined(CONFIG_PCI) && !defined(CONFIG_SYS_EARLY_PCI_INIT) 900 /* 901 * Do pci configuration 902 */ 903 initr_pci, 904 #endif 905 stdio_add_devices, 906 initr_jumptable, 907 #ifdef CONFIG_API 908 initr_api, 909 #endif 910 console_init_r, /* fully init console as a device */ 911 #ifdef CONFIG_DISPLAY_BOARDINFO_LATE 912 console_announce_r, 913 show_board_info, 914 #endif 915 #ifdef CONFIG_ARCH_MISC_INIT 916 arch_misc_init, /* miscellaneous arch-dependent init */ 917 #endif 918 #ifdef CONFIG_MISC_INIT_R 919 misc_init_r, /* miscellaneous platform-dependent init */ 920 #endif 921 INIT_FUNC_WATCHDOG_RESET 922 #ifdef CONFIG_CMD_KGDB 923 initr_kgdb, 924 #endif 925 926 #if defined(CONFIG_MICROBLAZE) || defined(CONFIG_M68K) 927 timer_init, /* initialize timer */ 928 #endif 929 #if defined(CONFIG_LED_STATUS) 930 initr_status_led, 931 #endif 932 /* PPC has a udelay(20) here dating from 2002. Why? */ 933 #ifdef CONFIG_CMD_NET 934 initr_ethaddr, 935 #endif 936 #ifdef CONFIG_BOARD_LATE_INIT 937 board_late_init, 938 #endif 939 #if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI) 940 INIT_FUNC_WATCHDOG_RESET 941 initr_scsi, 942 #endif 943 #ifdef CONFIG_BITBANGMII 944 initr_bbmii, 945 #endif 946 #ifdef CONFIG_CMD_NET 947 INIT_FUNC_WATCHDOG_RESET 948 initr_net, 949 #endif 950 #ifdef CONFIG_POST 951 initr_post, 952 #endif 953 #if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_IDE) 954 initr_pcmcia, 955 #endif 956 #if defined(CONFIG_IDE) 957 initr_ide, 958 #endif 959 #ifdef CONFIG_LAST_STAGE_INIT 960 INIT_FUNC_WATCHDOG_RESET 961 /* 962 * Some parts can be only initialized if all others (like 963 * Interrupts) are up and running (i.e. the PC-style ISA 964 * keyboard). 965 */ 966 last_stage_init, 967 #endif 968 #ifdef CONFIG_CMD_BEDBUG 969 INIT_FUNC_WATCHDOG_RESET 970 initr_bedbug, 971 #endif 972 #if defined(CONFIG_PRAM) 973 initr_mem, 974 #endif 975 #ifdef CONFIG_PS2KBD 976 initr_kbd, 977 #endif 978 run_main_loop, 979 }; 980 981 void board_init_r(gd_t *new_gd, ulong dest_addr) 982 { 983 /* 984 * Set up the new global data pointer. So far only x86 does this 985 * here. 986 * TODO(sjg@chromium.org): Consider doing this for all archs, or 987 * dropping the new_gd parameter. 988 */ 989 #if CONFIG_IS_ENABLED(X86_64) 990 arch_setup_gd(new_gd); 991 #endif 992 993 #ifdef CONFIG_NEEDS_MANUAL_RELOC 994 int i; 995 #endif 996 997 #if !defined(CONFIG_X86) && !defined(CONFIG_ARM) && !defined(CONFIG_ARM64) 998 gd = new_gd; 999 #endif 1000 gd->flags &= ~GD_FLG_LOG_READY; 1001 1002 #ifdef CONFIG_NEEDS_MANUAL_RELOC 1003 for (i = 0; i < ARRAY_SIZE(init_sequence_r); i++) 1004 init_sequence_r[i] += gd->reloc_off; 1005 #endif 1006 1007 if (initcall_run_list(init_sequence_r)) 1008 hang(); 1009 1010 /* NOTREACHED - run_main_loop() does not return */ 1011 hang(); 1012 } 1013