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) || defined(CONFIG_RISCV) 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 /* MPC8xx does this here */ 409 #ifdef CONFIG_MPC8XX_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 /* 497 * If !defined(CONFIG_ENV_IS_NOWHERE): 498 * 499 * Storage env or kernel dtb load depends on bootdev, while bootdev 500 * depends on env varname: devtype, devnum and rkimg_bootdev, etc. 501 * So we have to use nowhere env firstly and cover the storage env 502 * after it is loaded. 503 * 504 * Providing a minimum and necessary nowhere env for board init to 505 * avoid covering the other varnames in storage env. 506 */ 507 static int initr_env_nowhere(void) 508 { 509 #ifdef CONFIG_ENV_IS_NOWHERE 510 set_default_env(NULL); 511 return 0; 512 #else 513 const char env_minimum[] = { 514 ENV_MEM_LAYOUT_SETTINGS 515 #ifdef ENV_MEM_LAYOUT_SETTINGS1 516 ENV_MEM_LAYOUT_SETTINGS1 517 #endif 518 #ifdef RKIMG_DET_BOOTDEV 519 RKIMG_DET_BOOTDEV 520 #endif 521 }; 522 523 return set_board_env((char *)env_minimum, ENV_SIZE, 0, true); 524 #endif 525 } 526 527 #if !defined(CONFIG_ENV_IS_NOWHERE) 528 /* 529 * storage has been initialized in board_init(), we could switch env 530 * from nowhere to storage, i.e. CONFIG_ENV_IS_IN_xxx=y. 531 */ 532 static int initr_env_switch(void) 533 { 534 ALLOC_CACHE_ALIGN_BUFFER(env_t, env_nowhere, 1); 535 char *data; 536 int ret; 537 538 data = env_get("bootargs"); 539 if (data) { 540 env_set("bootargs_tmp", data); 541 env_set("bootargs", NULL); 542 } 543 544 /* Export nowhere env for late use */ 545 ret = env_export(env_nowhere); 546 if (ret) { 547 printf("%s: export nowhere env fail, ret=%d\n", __func__, ret); 548 return -EINVAL; 549 } 550 551 /* Destroy nowhere env and import storage env */ 552 initr_env(); 553 554 /* Append/override nowhere env to storage env */ 555 set_board_env((char *)env_nowhere->data, ENV_SIZE, H_NOCLEAR, false); 556 557 /* 558 * Restore nowhere bootargs to append/override the one in env storage. 559 * 560 * Without this, the entire "bootargs" in storage env is replaces by 561 * the one in env_nowhere->data. 562 */ 563 data = env_get("bootargs_tmp"); 564 if (data) { 565 env_update("bootargs", data); 566 env_set("bootargs_tmp", NULL); 567 } 568 569 return 0; 570 } 571 #endif /* CONFIG_ENV_IS_NOWHERE */ 572 #endif /* CONFIG_USING_KERNEL_DTB */ 573 574 #ifdef CONFIG_SYS_BOOTPARAMS_LEN 575 static int initr_malloc_bootparams(void) 576 { 577 gd->bd->bi_boot_params = (ulong)malloc(CONFIG_SYS_BOOTPARAMS_LEN); 578 if (!gd->bd->bi_boot_params) { 579 puts("WARNING: Cannot allocate space for boot parameters\n"); 580 return -ENOMEM; 581 } 582 return 0; 583 } 584 #endif 585 586 static int initr_jumptable(void) 587 { 588 jumptable_init(); 589 return 0; 590 } 591 592 #if defined(CONFIG_API) 593 static int initr_api(void) 594 { 595 /* Initialize API */ 596 api_init(); 597 return 0; 598 } 599 #endif 600 601 /* enable exceptions */ 602 #ifdef CONFIG_ARM 603 static int initr_enable_interrupts(void) 604 { 605 enable_interrupts(); 606 return 0; 607 } 608 #endif 609 610 #ifdef CONFIG_CMD_NET 611 static int initr_ethaddr(void) 612 { 613 bd_t *bd = gd->bd; 614 615 /* kept around for legacy kernels only ... ignore the next section */ 616 eth_env_get_enetaddr("ethaddr", bd->bi_enetaddr); 617 #ifdef CONFIG_HAS_ETH1 618 eth_env_get_enetaddr("eth1addr", bd->bi_enet1addr); 619 #endif 620 #ifdef CONFIG_HAS_ETH2 621 eth_env_get_enetaddr("eth2addr", bd->bi_enet2addr); 622 #endif 623 #ifdef CONFIG_HAS_ETH3 624 eth_env_get_enetaddr("eth3addr", bd->bi_enet3addr); 625 #endif 626 #ifdef CONFIG_HAS_ETH4 627 eth_env_get_enetaddr("eth4addr", bd->bi_enet4addr); 628 #endif 629 #ifdef CONFIG_HAS_ETH5 630 eth_env_get_enetaddr("eth5addr", bd->bi_enet5addr); 631 #endif 632 return 0; 633 } 634 #endif /* CONFIG_CMD_NET */ 635 636 #ifdef CONFIG_CMD_KGDB 637 static int initr_kgdb(void) 638 { 639 puts("KGDB: "); 640 kgdb_init(); 641 return 0; 642 } 643 #endif 644 645 #if defined(CONFIG_LED_STATUS) 646 static int initr_status_led(void) 647 { 648 #if defined(CONFIG_LED_STATUS_BOOT) 649 status_led_set(CONFIG_LED_STATUS_BOOT, CONFIG_LED_STATUS_BLINKING); 650 #else 651 status_led_init(); 652 #endif 653 return 0; 654 } 655 #endif 656 657 #if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI) 658 static int initr_scsi(void) 659 { 660 puts("SCSI: "); 661 scsi_init(); 662 663 return 0; 664 } 665 #endif 666 667 #ifdef CONFIG_BITBANGMII 668 static int initr_bbmii(void) 669 { 670 bb_miiphy_init(); 671 return 0; 672 } 673 #endif 674 675 #ifdef CONFIG_CMD_NET 676 static int initr_net(void) 677 { 678 puts("Net: "); 679 eth_initialize(); 680 #if defined(CONFIG_RESET_PHY_R) 681 debug("Reset Ethernet PHY\n"); 682 reset_phy(); 683 #endif 684 return 0; 685 } 686 #endif 687 688 #ifdef CONFIG_POST 689 static int initr_post(void) 690 { 691 post_run(NULL, POST_RAM | post_bootmode_get(0)); 692 return 0; 693 } 694 #endif 695 696 #if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_IDE) 697 static int initr_pcmcia(void) 698 { 699 puts("PCMCIA:"); 700 pcmcia_init(); 701 return 0; 702 } 703 #endif 704 705 #if defined(CONFIG_IDE) 706 static int initr_ide(void) 707 { 708 puts("IDE: "); 709 #if defined(CONFIG_START_IDE) 710 if (board_start_ide()) 711 ide_init(); 712 #else 713 ide_init(); 714 #endif 715 return 0; 716 } 717 #endif 718 719 #if defined(CONFIG_PRAM) 720 /* 721 * Export available size of memory for Linux, taking into account the 722 * protected RAM at top of memory 723 */ 724 int initr_mem(void) 725 { 726 ulong pram = 0; 727 char memsz[32]; 728 729 # ifdef CONFIG_PRAM 730 pram = env_get_ulong("pram", 10, CONFIG_PRAM); 731 # endif 732 sprintf(memsz, "%ldk", (long int) ((gd->ram_size / 1024) - pram)); 733 env_set("mem", memsz); 734 735 return 0; 736 } 737 #endif 738 739 #ifdef CONFIG_CMD_BEDBUG 740 static int initr_bedbug(void) 741 { 742 bedbug_init(); 743 744 return 0; 745 } 746 #endif 747 748 #ifdef CONFIG_PS2KBD 749 static int initr_kbd(void) 750 { 751 puts("PS/2: "); 752 kbd_init(); 753 return 0; 754 } 755 #endif 756 757 __weak int interrupt_debugger_init(void) 758 { 759 return 0; 760 } 761 762 __weak int board_initr_caches_fixup(void) 763 { 764 return 0; 765 } 766 767 static int run_main_loop(void) 768 { 769 #ifdef CONFIG_SANDBOX 770 sandbox_main_loop_init(); 771 #endif 772 /* main_loop() can return to retry autoboot, if so just run it again */ 773 for (;;) 774 main_loop(); 775 return 0; 776 } 777 778 /* 779 * Over time we hope to remove these functions with code fragments and 780 * stub funtcions, and instead call the relevant function directly. 781 * 782 * We also hope to remove most of the driver-related init and do it if/when 783 * the driver is later used. 784 * 785 * TODO: perhaps reset the watchdog in the initcall function after each call? 786 */ 787 static init_fnc_t init_sequence_r[] = { 788 initr_trace, 789 initr_reloc, 790 /* TODO: could x86/PPC have this also perhaps? */ 791 #ifdef CONFIG_ARM 792 initr_caches, 793 /* Note: For Freescale LS2 SoCs, new MMU table is created in DDR. 794 * A temporary mapping of IFC high region is since removed, 795 * so environmental variables in NOR flash is not availble 796 * until board_init() is called below to remap IFC to high 797 * region. 798 */ 799 #endif 800 initr_reloc_global_data, 801 802 /* 803 * Some platform requires to reserve memory regions for some firmware 804 * to avoid kernel touches it, but U-Boot may have communication with 805 * firmware by share memory. So that we had better reserve firmware 806 * region after the initr_caches() which enables MMU and init 807 * translation table, we need firmware region to be mapped as cacheable 808 * like other regions, otherwise there would be dcache coherence issue 809 * between firmware and U-Boot. 810 */ 811 board_initr_caches_fixup, 812 813 #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500) 814 initr_unlock_ram_in_cache, 815 #endif 816 initr_barrier, 817 initr_malloc, 818 #ifdef CONFIG_BIDRAM 819 bidram_initr, 820 #endif 821 #ifdef CONFIG_SYSMEM 822 sysmem_initr, 823 #endif 824 log_init, 825 initr_bootstage, /* Needs malloc() but has its own timer */ 826 initr_console_record, 827 #ifdef CONFIG_SYS_NONCACHED_MEMORY 828 initr_noncached, 829 #endif 830 bootstage_relocate, 831 832 interrupt_init, 833 #ifdef CONFIG_ARM 834 initr_enable_interrupts, 835 #endif 836 interrupt_debugger_init, 837 838 #ifdef CONFIG_OF_LIVE 839 initr_of_live, 840 #endif 841 #ifdef CONFIG_DM 842 initr_dm, 843 #endif 844 845 #ifdef CONFIG_USING_KERNEL_DTB 846 initr_env_nowhere, 847 #endif 848 #if defined(CONFIG_BOARD_EARLY_INIT_R) 849 board_early_init_r, 850 #endif 851 852 #if defined(CONFIG_ARM) || defined(CONFIG_NDS32) || defined(CONFIG_RISCV) 853 board_init, /* Setup chipselects */ 854 #endif 855 856 #if defined(CONFIG_USING_KERNEL_DTB) && !defined(CONFIG_ENV_IS_NOWHERE) 857 initr_env_switch, 858 #endif 859 860 /* 861 * TODO: printing of the clock inforamtion of the board is now 862 * implemented as part of bdinfo command. Currently only support for 863 * davinci SOC's is added. Remove this check once all the board 864 * implement this. 865 */ 866 #ifdef CONFIG_CLOCKS 867 set_cpu_clk_info, /* Setup clock information */ 868 #endif 869 #ifdef CONFIG_EFI_LOADER 870 efi_memory_init, 871 #endif 872 stdio_init_tables, 873 initr_serial, 874 initr_announce, 875 INIT_FUNC_WATCHDOG_RESET 876 #ifdef CONFIG_NEEDS_MANUAL_RELOC 877 initr_manual_reloc_cmdtable, 878 #endif 879 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_MIPS) 880 initr_trap, 881 #endif 882 #ifdef CONFIG_ADDR_MAP 883 initr_addr_map, 884 #endif 885 INIT_FUNC_WATCHDOG_RESET 886 #ifdef CONFIG_POST 887 initr_post_backlog, 888 #endif 889 INIT_FUNC_WATCHDOG_RESET 890 #if defined(CONFIG_PCI) && defined(CONFIG_SYS_EARLY_PCI_INIT) 891 /* 892 * Do early PCI configuration _before_ the flash gets initialised, 893 * because PCU ressources are crucial for flash access on some boards. 894 */ 895 initr_pci, 896 #endif 897 #ifdef CONFIG_ARCH_EARLY_INIT_R 898 arch_early_init_r, 899 #endif 900 power_init_board, 901 #ifdef CONFIG_MTD_NOR_FLASH 902 initr_flash, 903 #endif 904 INIT_FUNC_WATCHDOG_RESET 905 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_X86) 906 /* initialize higher level parts of CPU like time base and timers */ 907 cpu_init_r, 908 #endif 909 #ifdef CONFIG_PPC 910 initr_spi, 911 #endif 912 #ifdef CONFIG_CMD_NAND 913 initr_nand, 914 #endif 915 #ifdef CONFIG_CMD_ONENAND 916 initr_onenand, 917 #endif 918 #ifdef CONFIG_MMC 919 initr_mmc, 920 #endif 921 #ifndef CONFIG_USING_KERNEL_DTB 922 initr_env, 923 #endif 924 #ifdef CONFIG_SYS_BOOTPARAMS_LEN 925 initr_malloc_bootparams, 926 #endif 927 INIT_FUNC_WATCHDOG_RESET 928 initr_secondary_cpu, 929 #if defined(CONFIG_ID_EEPROM) || defined(CONFIG_SYS_I2C_MAC_OFFSET) 930 mac_read_from_eeprom, 931 #endif 932 INIT_FUNC_WATCHDOG_RESET 933 #if defined(CONFIG_PCI) && !defined(CONFIG_SYS_EARLY_PCI_INIT) 934 /* 935 * Do pci configuration 936 */ 937 initr_pci, 938 #endif 939 stdio_add_devices, 940 initr_jumptable, 941 #ifdef CONFIG_API 942 initr_api, 943 #endif 944 console_init_r, /* fully init console as a device */ 945 #ifdef CONFIG_DISPLAY_BOARDINFO_LATE 946 console_announce_r, 947 show_board_info, 948 #endif 949 #ifdef CONFIG_ARCH_MISC_INIT 950 arch_misc_init, /* miscellaneous arch-dependent init */ 951 #endif 952 #ifdef CONFIG_MISC_INIT_R 953 misc_init_r, /* miscellaneous platform-dependent init */ 954 #endif 955 INIT_FUNC_WATCHDOG_RESET 956 #ifdef CONFIG_CMD_KGDB 957 initr_kgdb, 958 #endif 959 960 #if defined(CONFIG_MICROBLAZE) || defined(CONFIG_M68K) 961 timer_init, /* initialize timer */ 962 #endif 963 #if defined(CONFIG_LED_STATUS) 964 initr_status_led, 965 #endif 966 /* PPC has a udelay(20) here dating from 2002. Why? */ 967 #ifdef CONFIG_CMD_NET 968 initr_ethaddr, 969 #endif 970 #ifdef CONFIG_BOARD_LATE_INIT 971 board_late_init, 972 #endif 973 #if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI) 974 INIT_FUNC_WATCHDOG_RESET 975 initr_scsi, 976 #endif 977 #ifdef CONFIG_BITBANGMII 978 initr_bbmii, 979 #endif 980 #ifdef CONFIG_CMD_NET 981 INIT_FUNC_WATCHDOG_RESET 982 initr_net, 983 #endif 984 #ifdef CONFIG_POST 985 initr_post, 986 #endif 987 #if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_IDE) 988 initr_pcmcia, 989 #endif 990 #if defined(CONFIG_IDE) 991 initr_ide, 992 #endif 993 #ifdef CONFIG_LAST_STAGE_INIT 994 INIT_FUNC_WATCHDOG_RESET 995 /* 996 * Some parts can be only initialized if all others (like 997 * Interrupts) are up and running (i.e. the PC-style ISA 998 * keyboard). 999 */ 1000 last_stage_init, 1001 #endif 1002 #ifdef CONFIG_CMD_BEDBUG 1003 INIT_FUNC_WATCHDOG_RESET 1004 initr_bedbug, 1005 #endif 1006 #if defined(CONFIG_PRAM) 1007 initr_mem, 1008 #endif 1009 #ifdef CONFIG_PS2KBD 1010 initr_kbd, 1011 #endif 1012 run_main_loop, 1013 }; 1014 1015 void board_init_r(gd_t *new_gd, ulong dest_addr) 1016 { 1017 /* 1018 * Set up the new global data pointer. So far only x86 does this 1019 * here. 1020 * TODO(sjg@chromium.org): Consider doing this for all archs, or 1021 * dropping the new_gd parameter. 1022 */ 1023 #if CONFIG_IS_ENABLED(X86_64) 1024 arch_setup_gd(new_gd); 1025 #endif 1026 1027 #ifdef CONFIG_NEEDS_MANUAL_RELOC 1028 int i; 1029 #endif 1030 1031 #if !defined(CONFIG_X86) && !defined(CONFIG_ARM) && !defined(CONFIG_ARM64) 1032 gd = new_gd; 1033 #endif 1034 gd->flags &= ~GD_FLG_LOG_READY; 1035 1036 #ifdef CONFIG_NEEDS_MANUAL_RELOC 1037 for (i = 0; i < ARRAY_SIZE(init_sequence_r); i++) 1038 init_sequence_r[i] += gd->reloc_off; 1039 #endif 1040 1041 if (initcall_run_list(init_sequence_r)) 1042 hang(); 1043 1044 /* NOTREACHED - run_main_loop() does not return */ 1045 hang(); 1046 } 1047