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 /* 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 #ifdef CONFIG_HAS_DATAFLASH 21 #include <dataflash.h> 22 #endif 23 #include <dm.h> 24 #include <environment.h> 25 #include <fdtdec.h> 26 #if defined(CONFIG_CMD_IDE) 27 #include <ide.h> 28 #endif 29 #include <initcall.h> 30 #ifdef CONFIG_PS2KBD 31 #include <keyboard.h> 32 #endif 33 #if defined(CONFIG_CMD_KGDB) 34 #include <kgdb.h> 35 #endif 36 #include <logbuff.h> 37 #include <malloc.h> 38 #include <mapmem.h> 39 #ifdef CONFIG_BITBANGMII 40 #include <miiphy.h> 41 #endif 42 #include <mmc.h> 43 #include <nand.h> 44 #include <onenand_uboot.h> 45 #include <scsi.h> 46 #include <serial.h> 47 #include <spi.h> 48 #include <stdio_dev.h> 49 #include <timer.h> 50 #include <trace.h> 51 #include <watchdog.h> 52 #ifdef CONFIG_CMD_AMBAPP 53 #include <ambapp.h> 54 #endif 55 #ifdef CONFIG_ADDR_MAP 56 #include <asm/mmu.h> 57 #endif 58 #include <asm/sections.h> 59 #ifdef CONFIG_X86 60 #include <asm/init_helpers.h> 61 #endif 62 #include <dm/root.h> 63 #include <linux/compiler.h> 64 #include <linux/err.h> 65 #ifdef CONFIG_AVR32 66 #include <asm/arch/mmu.h> 67 #endif 68 #include <efi_loader.h> 69 70 DECLARE_GLOBAL_DATA_PTR; 71 72 #if defined(CONFIG_SPARC) 73 extern int prom_init(void); 74 #endif 75 76 ulong monitor_flash_len; 77 78 __weak int board_flash_wp_on(void) 79 { 80 /* 81 * Most flashes can't be detected when write protection is enabled, 82 * so provide a way to let U-Boot gracefully ignore write protected 83 * devices. 84 */ 85 return 0; 86 } 87 88 __weak void cpu_secondary_init_r(void) 89 { 90 } 91 92 static int initr_secondary_cpu(void) 93 { 94 /* 95 * after non-volatile devices & environment is setup and cpu code have 96 * another round to deal with any initialization that might require 97 * full access to the environment or loading of some image (firmware) 98 * from a non-volatile device 99 */ 100 /* TODO: maybe define this for all archs? */ 101 cpu_secondary_init_r(); 102 103 return 0; 104 } 105 106 static int initr_trace(void) 107 { 108 #ifdef CONFIG_TRACE 109 trace_init(gd->trace_buff, CONFIG_TRACE_BUFFER_SIZE); 110 #endif 111 112 return 0; 113 } 114 115 static int initr_reloc(void) 116 { 117 /* tell others: relocation done */ 118 gd->flags |= GD_FLG_RELOC | GD_FLG_FULL_MALLOC_INIT; 119 120 return 0; 121 } 122 123 #ifdef CONFIG_ARM 124 /* 125 * Some of these functions are needed purely because the functions they 126 * call return void. If we change them to return 0, these stubs can go away. 127 */ 128 static int initr_caches(void) 129 { 130 /* Enable caches */ 131 enable_caches(); 132 return 0; 133 } 134 #endif 135 136 __weak int fixup_cpu(void) 137 { 138 return 0; 139 } 140 141 static int initr_reloc_global_data(void) 142 { 143 #ifdef __ARM__ 144 monitor_flash_len = _end - __image_copy_start; 145 #elif defined(CONFIG_NDS32) 146 monitor_flash_len = (ulong)&_end - (ulong)&_start; 147 #elif !defined(CONFIG_SANDBOX) && !defined(CONFIG_NIOS2) 148 monitor_flash_len = (ulong)&__init_end - gd->relocaddr; 149 #endif 150 #if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx) 151 /* 152 * The gd->cpu pointer is set to an address in flash before relocation. 153 * We need to update it to point to the same CPU entry in RAM. 154 * TODO: why not just add gd->reloc_ofs? 155 */ 156 gd->arch.cpu += gd->relocaddr - CONFIG_SYS_MONITOR_BASE; 157 158 /* 159 * If we didn't know the cpu mask & # cores, we can save them of 160 * now rather than 'computing' them constantly 161 */ 162 fixup_cpu(); 163 #endif 164 #ifdef CONFIG_SYS_EXTRA_ENV_RELOC 165 /* 166 * Some systems need to relocate the env_addr pointer early because the 167 * location it points to will get invalidated before env_relocate is 168 * called. One example is on systems that might use a L2 or L3 cache 169 * in SRAM mode and initialize that cache from SRAM mode back to being 170 * a cache in cpu_init_r. 171 */ 172 gd->env_addr += gd->relocaddr - CONFIG_SYS_MONITOR_BASE; 173 #endif 174 #ifdef CONFIG_OF_EMBED 175 /* 176 * The fdt_blob needs to be moved to new relocation address 177 * incase of FDT blob is embedded with in image 178 */ 179 gd->fdt_blob += gd->reloc_off; 180 #endif 181 #ifdef CONFIG_EFI_LOADER 182 efi_runtime_relocate(gd->relocaddr, NULL); 183 #endif 184 185 return 0; 186 } 187 188 static int initr_serial(void) 189 { 190 serial_initialize(); 191 return 0; 192 } 193 194 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_MIPS) 195 static int initr_trap(void) 196 { 197 /* 198 * Setup trap handlers 199 */ 200 #if defined(CONFIG_PPC) 201 trap_init(gd->relocaddr); 202 #else 203 trap_init(CONFIG_SYS_SDRAM_BASE); 204 #endif 205 return 0; 206 } 207 #endif 208 209 #ifdef CONFIG_ADDR_MAP 210 static int initr_addr_map(void) 211 { 212 init_addr_map(); 213 214 return 0; 215 } 216 #endif 217 218 #ifdef CONFIG_LOGBUFFER 219 unsigned long logbuffer_base(void) 220 { 221 return gd->ram_top - LOGBUFF_LEN; 222 } 223 224 static int initr_logbuffer(void) 225 { 226 logbuff_init_ptrs(); 227 return 0; 228 } 229 #endif 230 231 #ifdef CONFIG_POST 232 static int initr_post_backlog(void) 233 { 234 post_output_backlog(); 235 return 0; 236 } 237 #endif 238 239 #ifdef CONFIG_SYS_DELAYED_ICACHE 240 static int initr_icache_enable(void) 241 { 242 return 0; 243 } 244 #endif 245 246 #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500) 247 static int initr_unlock_ram_in_cache(void) 248 { 249 unlock_ram_in_cache(); /* it's time to unlock D-cache in e500 */ 250 return 0; 251 } 252 #endif 253 254 #ifdef CONFIG_PCI 255 static int initr_pci(void) 256 { 257 #ifndef CONFIG_DM_PCI 258 pci_init(); 259 #endif 260 261 return 0; 262 } 263 #endif 264 265 static int initr_barrier(void) 266 { 267 #ifdef CONFIG_PPC 268 /* TODO: Can we not use dmb() macros for this? */ 269 asm("sync ; isync"); 270 #endif 271 return 0; 272 } 273 274 static int initr_malloc(void) 275 { 276 ulong malloc_start; 277 278 #ifdef CONFIG_SYS_MALLOC_F_LEN 279 debug("Pre-reloc malloc() used %#lx bytes (%ld KB)\n", gd->malloc_ptr, 280 gd->malloc_ptr / 1024); 281 #endif 282 /* The malloc area is immediately below the monitor copy in DRAM */ 283 malloc_start = gd->relocaddr - TOTAL_MALLOC_LEN; 284 mem_malloc_init((ulong)map_sysmem(malloc_start, TOTAL_MALLOC_LEN), 285 TOTAL_MALLOC_LEN); 286 return 0; 287 } 288 289 static int initr_console_record(void) 290 { 291 #if defined(CONFIG_CONSOLE_RECORD) 292 return console_record_init(); 293 #else 294 return 0; 295 #endif 296 } 297 298 #ifdef CONFIG_SYS_NONCACHED_MEMORY 299 static int initr_noncached(void) 300 { 301 noncached_init(); 302 return 0; 303 } 304 #endif 305 306 #ifdef CONFIG_DM 307 static int initr_dm(void) 308 { 309 int ret; 310 311 /* Save the pre-reloc driver model and start a new one */ 312 gd->dm_root_f = gd->dm_root; 313 gd->dm_root = NULL; 314 #ifdef CONFIG_TIMER 315 gd->timer = NULL; 316 #endif 317 ret = dm_init_and_scan(false); 318 if (ret) 319 return ret; 320 #ifdef CONFIG_TIMER_EARLY 321 ret = dm_timer_init(); 322 if (ret) 323 return ret; 324 #endif 325 326 return 0; 327 } 328 #endif 329 330 static int initr_bootstage(void) 331 { 332 /* We cannot do this before initr_dm() */ 333 bootstage_mark_name(BOOTSTAGE_ID_START_UBOOT_R, "board_init_r"); 334 335 return 0; 336 } 337 338 __weak int power_init_board(void) 339 { 340 return 0; 341 } 342 343 static int initr_announce(void) 344 { 345 debug("Now running in RAM - U-Boot at: %08lx\n", gd->relocaddr); 346 return 0; 347 } 348 349 #ifdef CONFIG_NEEDS_MANUAL_RELOC 350 static int initr_manual_reloc_cmdtable(void) 351 { 352 fixup_cmdtable(ll_entry_start(cmd_tbl_t, cmd), 353 ll_entry_count(cmd_tbl_t, cmd)); 354 return 0; 355 } 356 #endif 357 358 #if defined(CONFIG_MTD_NOR_FLASH) 359 static int initr_flash(void) 360 { 361 ulong flash_size = 0; 362 bd_t *bd = gd->bd; 363 364 puts("Flash: "); 365 366 if (board_flash_wp_on()) 367 printf("Uninitialized - Write Protect On\n"); 368 else 369 flash_size = flash_init(); 370 371 print_size(flash_size, ""); 372 #ifdef CONFIG_SYS_FLASH_CHECKSUM 373 /* 374 * Compute and print flash CRC if flashchecksum is set to 'y' 375 * 376 * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX 377 */ 378 if (getenv_yesno("flashchecksum") == 1) { 379 printf(" CRC: %08X", crc32(0, 380 (const unsigned char *) CONFIG_SYS_FLASH_BASE, 381 flash_size)); 382 } 383 #endif /* CONFIG_SYS_FLASH_CHECKSUM */ 384 putc('\n'); 385 386 /* update start of FLASH memory */ 387 #ifdef CONFIG_SYS_FLASH_BASE 388 bd->bi_flashstart = CONFIG_SYS_FLASH_BASE; 389 #endif 390 /* size of FLASH memory (final value) */ 391 bd->bi_flashsize = flash_size; 392 393 #if defined(CONFIG_SYS_UPDATE_FLASH_SIZE) 394 /* Make a update of the Memctrl. */ 395 update_flash_size(flash_size); 396 #endif 397 398 399 #if defined(CONFIG_OXC) || defined(CONFIG_RMU) 400 /* flash mapped at end of memory map */ 401 bd->bi_flashoffset = CONFIG_SYS_TEXT_BASE + flash_size; 402 #elif CONFIG_SYS_MONITOR_BASE == CONFIG_SYS_FLASH_BASE 403 bd->bi_flashoffset = monitor_flash_len; /* reserved area for monitor */ 404 #endif 405 return 0; 406 } 407 #endif 408 409 #if defined(CONFIG_PPC) && !defined(CONFIG_DM_SPI) 410 static int initr_spi(void) 411 { 412 /* PPC does this here */ 413 #ifdef CONFIG_SPI 414 #if !defined(CONFIG_ENV_IS_IN_EEPROM) 415 spi_init_f(); 416 #endif 417 spi_init_r(); 418 #endif 419 return 0; 420 } 421 #endif 422 423 #ifdef CONFIG_CMD_NAND 424 /* go init the NAND */ 425 static int initr_nand(void) 426 { 427 puts("NAND: "); 428 nand_init(); 429 printf("%lu MiB\n", nand_size() / 1024); 430 return 0; 431 } 432 #endif 433 434 #if defined(CONFIG_CMD_ONENAND) 435 /* go init the NAND */ 436 static int initr_onenand(void) 437 { 438 puts("NAND: "); 439 onenand_init(); 440 return 0; 441 } 442 #endif 443 444 #ifdef CONFIG_GENERIC_MMC 445 static int initr_mmc(void) 446 { 447 puts("MMC: "); 448 mmc_initialize(gd->bd); 449 return 0; 450 } 451 #endif 452 453 #ifdef CONFIG_HAS_DATAFLASH 454 static int initr_dataflash(void) 455 { 456 AT91F_DataflashInit(); 457 dataflash_print_info(); 458 return 0; 459 } 460 #endif 461 462 /* 463 * Tell if it's OK to load the environment early in boot. 464 * 465 * If CONFIG_OF_CONTROL is defined, we'll check with the FDT to see 466 * if this is OK (defaulting to saying it's OK). 467 * 468 * NOTE: Loading the environment early can be a bad idea if security is 469 * important, since no verification is done on the environment. 470 * 471 * @return 0 if environment should not be loaded, !=0 if it is ok to load 472 */ 473 static int should_load_env(void) 474 { 475 #ifdef CONFIG_OF_CONTROL 476 return fdtdec_get_config_int(gd->fdt_blob, "load-environment", 1); 477 #elif defined CONFIG_DELAY_ENVIRONMENT 478 return 0; 479 #else 480 return 1; 481 #endif 482 } 483 484 static int initr_env(void) 485 { 486 /* initialize environment */ 487 if (should_load_env()) 488 env_relocate(); 489 else 490 set_default_env(NULL); 491 #ifdef CONFIG_OF_CONTROL 492 setenv_addr("fdtcontroladdr", gd->fdt_blob); 493 #endif 494 495 /* Initialize from environment */ 496 load_addr = getenv_ulong("loadaddr", 16, load_addr); 497 #if defined(CONFIG_SYS_EXTBDINFO) 498 #if defined(CONFIG_405GP) || defined(CONFIG_405EP) 499 #if defined(CONFIG_I2CFAST) 500 /* 501 * set bi_iic_fast for linux taking environment variable 502 * "i2cfast" into account 503 */ 504 { 505 char *s = getenv("i2cfast"); 506 507 if (s && ((*s == 'y') || (*s == 'Y'))) { 508 gd->bd->bi_iic_fast[0] = 1; 509 gd->bd->bi_iic_fast[1] = 1; 510 } 511 } 512 #endif /* CONFIG_I2CFAST */ 513 #endif /* CONFIG_405GP, CONFIG_405EP */ 514 #endif /* CONFIG_SYS_EXTBDINFO */ 515 return 0; 516 } 517 518 #ifdef CONFIG_SYS_BOOTPARAMS_LEN 519 static int initr_malloc_bootparams(void) 520 { 521 gd->bd->bi_boot_params = (ulong)malloc(CONFIG_SYS_BOOTPARAMS_LEN); 522 if (!gd->bd->bi_boot_params) { 523 puts("WARNING: Cannot allocate space for boot parameters\n"); 524 return -ENOMEM; 525 } 526 return 0; 527 } 528 #endif 529 530 static int initr_jumptable(void) 531 { 532 jumptable_init(); 533 return 0; 534 } 535 536 #if defined(CONFIG_API) 537 static int initr_api(void) 538 { 539 /* Initialize API */ 540 api_init(); 541 return 0; 542 } 543 #endif 544 545 /* enable exceptions */ 546 #if defined(CONFIG_ARM) || defined(CONFIG_AVR32) 547 static int initr_enable_interrupts(void) 548 { 549 enable_interrupts(); 550 return 0; 551 } 552 #endif 553 554 #ifdef CONFIG_CMD_NET 555 static int initr_ethaddr(void) 556 { 557 bd_t *bd = gd->bd; 558 559 /* kept around for legacy kernels only ... ignore the next section */ 560 eth_getenv_enetaddr("ethaddr", bd->bi_enetaddr); 561 #ifdef CONFIG_HAS_ETH1 562 eth_getenv_enetaddr("eth1addr", bd->bi_enet1addr); 563 #endif 564 #ifdef CONFIG_HAS_ETH2 565 eth_getenv_enetaddr("eth2addr", bd->bi_enet2addr); 566 #endif 567 #ifdef CONFIG_HAS_ETH3 568 eth_getenv_enetaddr("eth3addr", bd->bi_enet3addr); 569 #endif 570 #ifdef CONFIG_HAS_ETH4 571 eth_getenv_enetaddr("eth4addr", bd->bi_enet4addr); 572 #endif 573 #ifdef CONFIG_HAS_ETH5 574 eth_getenv_enetaddr("eth5addr", bd->bi_enet5addr); 575 #endif 576 return 0; 577 } 578 #endif /* CONFIG_CMD_NET */ 579 580 #ifdef CONFIG_CMD_KGDB 581 static int initr_kgdb(void) 582 { 583 puts("KGDB: "); 584 kgdb_init(); 585 return 0; 586 } 587 #endif 588 589 #if defined(CONFIG_LED_STATUS) 590 static int initr_status_led(void) 591 { 592 #if defined(CONFIG_LED_STATUS_BOOT) 593 status_led_set(CONFIG_LED_STATUS_BOOT, CONFIG_LED_STATUS_BLINKING); 594 #else 595 status_led_init(); 596 #endif 597 return 0; 598 } 599 #endif 600 601 #if defined(CONFIG_CMD_AMBAPP) && defined(CONFIG_SYS_AMBAPP_PRINT_ON_STARTUP) 602 extern int do_ambapp_print(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]); 603 604 static int initr_ambapp_print(void) 605 { 606 puts("AMBA:\n"); 607 do_ambapp_print(NULL, 0, 0, NULL); 608 609 return 0; 610 } 611 #endif 612 613 #if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI) 614 static int initr_scsi(void) 615 { 616 puts("SCSI: "); 617 scsi_init(); 618 619 return 0; 620 } 621 #endif 622 623 #ifdef CONFIG_BITBANGMII 624 static int initr_bbmii(void) 625 { 626 bb_miiphy_init(); 627 return 0; 628 } 629 #endif 630 631 #ifdef CONFIG_CMD_NET 632 static int initr_net(void) 633 { 634 puts("Net: "); 635 eth_initialize(); 636 #if defined(CONFIG_RESET_PHY_R) 637 debug("Reset Ethernet PHY\n"); 638 reset_phy(); 639 #endif 640 return 0; 641 } 642 #endif 643 644 #ifdef CONFIG_POST 645 static int initr_post(void) 646 { 647 post_run(NULL, POST_RAM | post_bootmode_get(0)); 648 return 0; 649 } 650 #endif 651 652 #if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_CMD_IDE) 653 static int initr_pcmcia(void) 654 { 655 puts("PCMCIA:"); 656 pcmcia_init(); 657 return 0; 658 } 659 #endif 660 661 #if defined(CONFIG_CMD_IDE) 662 static int initr_ide(void) 663 { 664 #ifdef CONFIG_IDE_8xx_PCCARD 665 puts("PCMCIA:"); 666 #else 667 puts("IDE: "); 668 #endif 669 #if defined(CONFIG_START_IDE) 670 if (board_start_ide()) 671 ide_init(); 672 #else 673 ide_init(); 674 #endif 675 return 0; 676 } 677 #endif 678 679 #if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER) 680 /* 681 * Export available size of memory for Linux, taking into account the 682 * protected RAM at top of memory 683 */ 684 int initr_mem(void) 685 { 686 ulong pram = 0; 687 char memsz[32]; 688 689 # ifdef CONFIG_PRAM 690 pram = getenv_ulong("pram", 10, CONFIG_PRAM); 691 # endif 692 # if defined(CONFIG_LOGBUFFER) && !defined(CONFIG_ALT_LB_ADDR) 693 /* Also take the logbuffer into account (pram is in kB) */ 694 pram += (LOGBUFF_LEN + LOGBUFF_OVERHEAD) / 1024; 695 # endif 696 sprintf(memsz, "%ldk", (long int) ((gd->ram_size / 1024) - pram)); 697 setenv("mem", memsz); 698 699 return 0; 700 } 701 #endif 702 703 #ifdef CONFIG_CMD_BEDBUG 704 static int initr_bedbug(void) 705 { 706 bedbug_init(); 707 708 return 0; 709 } 710 #endif 711 712 #ifdef CONFIG_PS2KBD 713 static int initr_kbd(void) 714 { 715 puts("PS/2: "); 716 kbd_init(); 717 return 0; 718 } 719 #endif 720 721 static int run_main_loop(void) 722 { 723 #ifdef CONFIG_SANDBOX 724 sandbox_main_loop_init(); 725 #endif 726 /* main_loop() can return to retry autoboot, if so just run it again */ 727 for (;;) 728 main_loop(); 729 return 0; 730 } 731 732 /* 733 * Over time we hope to remove these functions with code fragments and 734 * stub funtcions, and instead call the relevant function directly. 735 * 736 * We also hope to remove most of the driver-related init and do it if/when 737 * the driver is later used. 738 * 739 * TODO: perhaps reset the watchdog in the initcall function after each call? 740 */ 741 static init_fnc_t init_sequence_r[] = { 742 initr_trace, 743 initr_reloc, 744 /* TODO: could x86/PPC have this also perhaps? */ 745 #ifdef CONFIG_ARM 746 initr_caches, 747 /* Note: For Freescale LS2 SoCs, new MMU table is created in DDR. 748 * A temporary mapping of IFC high region is since removed, 749 * so environmental variables in NOR flash is not availble 750 * until board_init() is called below to remap IFC to high 751 * region. 752 */ 753 #endif 754 initr_reloc_global_data, 755 #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500) 756 initr_unlock_ram_in_cache, 757 #endif 758 initr_barrier, 759 initr_malloc, 760 initr_console_record, 761 #ifdef CONFIG_SYS_NONCACHED_MEMORY 762 initr_noncached, 763 #endif 764 bootstage_relocate, 765 #ifdef CONFIG_DM 766 initr_dm, 767 #endif 768 initr_bootstage, 769 #if defined(CONFIG_ARM) || defined(CONFIG_NDS32) 770 board_init, /* Setup chipselects */ 771 #endif 772 /* 773 * TODO: printing of the clock inforamtion of the board is now 774 * implemented as part of bdinfo command. Currently only support for 775 * davinci SOC's is added. Remove this check once all the board 776 * implement this. 777 */ 778 #ifdef CONFIG_CLOCKS 779 set_cpu_clk_info, /* Setup clock information */ 780 #endif 781 #ifdef CONFIG_EFI_LOADER 782 efi_memory_init, 783 #endif 784 stdio_init_tables, 785 initr_serial, 786 initr_announce, 787 INIT_FUNC_WATCHDOG_RESET 788 #ifdef CONFIG_NEEDS_MANUAL_RELOC 789 initr_manual_reloc_cmdtable, 790 #endif 791 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_MIPS) 792 initr_trap, 793 #endif 794 #ifdef CONFIG_ADDR_MAP 795 initr_addr_map, 796 #endif 797 #if defined(CONFIG_BOARD_EARLY_INIT_R) 798 board_early_init_r, 799 #endif 800 INIT_FUNC_WATCHDOG_RESET 801 #ifdef CONFIG_LOGBUFFER 802 initr_logbuffer, 803 #endif 804 #ifdef CONFIG_POST 805 initr_post_backlog, 806 #endif 807 INIT_FUNC_WATCHDOG_RESET 808 #ifdef CONFIG_SYS_DELAYED_ICACHE 809 initr_icache_enable, 810 #endif 811 #if defined(CONFIG_PCI) && defined(CONFIG_SYS_EARLY_PCI_INIT) 812 /* 813 * Do early PCI configuration _before_ the flash gets initialised, 814 * because PCU ressources are crucial for flash access on some boards. 815 */ 816 initr_pci, 817 #endif 818 #ifdef CONFIG_ARCH_EARLY_INIT_R 819 arch_early_init_r, 820 #endif 821 power_init_board, 822 #ifdef CONFIG_MTD_NOR_FLASH 823 initr_flash, 824 #endif 825 INIT_FUNC_WATCHDOG_RESET 826 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_X86) || \ 827 defined(CONFIG_SPARC) 828 /* initialize higher level parts of CPU like time base and timers */ 829 cpu_init_r, 830 #endif 831 #ifdef CONFIG_PPC 832 initr_spi, 833 #endif 834 #ifdef CONFIG_CMD_NAND 835 initr_nand, 836 #endif 837 #ifdef CONFIG_CMD_ONENAND 838 initr_onenand, 839 #endif 840 #ifdef CONFIG_GENERIC_MMC 841 initr_mmc, 842 #endif 843 #ifdef CONFIG_HAS_DATAFLASH 844 initr_dataflash, 845 #endif 846 initr_env, 847 #ifdef CONFIG_SYS_BOOTPARAMS_LEN 848 initr_malloc_bootparams, 849 #endif 850 INIT_FUNC_WATCHDOG_RESET 851 initr_secondary_cpu, 852 #if defined(CONFIG_ID_EEPROM) || defined(CONFIG_SYS_I2C_MAC_OFFSET) 853 mac_read_from_eeprom, 854 #endif 855 INIT_FUNC_WATCHDOG_RESET 856 #if defined(CONFIG_PCI) && !defined(CONFIG_SYS_EARLY_PCI_INIT) 857 /* 858 * Do pci configuration 859 */ 860 initr_pci, 861 #endif 862 stdio_add_devices, 863 initr_jumptable, 864 #ifdef CONFIG_API 865 initr_api, 866 #endif 867 console_init_r, /* fully init console as a device */ 868 #ifdef CONFIG_DISPLAY_BOARDINFO_LATE 869 show_board_info, 870 #endif 871 #ifdef CONFIG_ARCH_MISC_INIT 872 arch_misc_init, /* miscellaneous arch-dependent init */ 873 #endif 874 #ifdef CONFIG_MISC_INIT_R 875 misc_init_r, /* miscellaneous platform-dependent init */ 876 #endif 877 INIT_FUNC_WATCHDOG_RESET 878 #ifdef CONFIG_CMD_KGDB 879 initr_kgdb, 880 #endif 881 interrupt_init, 882 #if defined(CONFIG_ARM) || defined(CONFIG_AVR32) 883 initr_enable_interrupts, 884 #endif 885 #if defined(CONFIG_MICROBLAZE) || defined(CONFIG_AVR32) || defined(CONFIG_M68K) 886 timer_init, /* initialize timer */ 887 #endif 888 #if defined(CONFIG_LED_STATUS) 889 initr_status_led, 890 #endif 891 /* PPC has a udelay(20) here dating from 2002. Why? */ 892 #ifdef CONFIG_CMD_NET 893 initr_ethaddr, 894 #endif 895 #ifdef CONFIG_BOARD_LATE_INIT 896 board_late_init, 897 #endif 898 #if defined(CONFIG_CMD_AMBAPP) 899 ambapp_init_reloc, 900 #if defined(CONFIG_SYS_AMBAPP_PRINT_ON_STARTUP) 901 initr_ambapp_print, 902 #endif 903 #endif 904 #if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI) 905 INIT_FUNC_WATCHDOG_RESET 906 initr_scsi, 907 #endif 908 #ifdef CONFIG_BITBANGMII 909 initr_bbmii, 910 #endif 911 #ifdef CONFIG_CMD_NET 912 INIT_FUNC_WATCHDOG_RESET 913 initr_net, 914 #endif 915 #ifdef CONFIG_POST 916 initr_post, 917 #endif 918 #if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_CMD_IDE) 919 initr_pcmcia, 920 #endif 921 #if defined(CONFIG_CMD_IDE) 922 initr_ide, 923 #endif 924 #ifdef CONFIG_LAST_STAGE_INIT 925 INIT_FUNC_WATCHDOG_RESET 926 /* 927 * Some parts can be only initialized if all others (like 928 * Interrupts) are up and running (i.e. the PC-style ISA 929 * keyboard). 930 */ 931 last_stage_init, 932 #endif 933 #ifdef CONFIG_CMD_BEDBUG 934 INIT_FUNC_WATCHDOG_RESET 935 initr_bedbug, 936 #endif 937 #if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER) 938 initr_mem, 939 #endif 940 #ifdef CONFIG_PS2KBD 941 initr_kbd, 942 #endif 943 #if defined(CONFIG_SPARC) 944 prom_init, 945 #endif 946 run_main_loop, 947 }; 948 949 void board_init_r(gd_t *new_gd, ulong dest_addr) 950 { 951 /* 952 * Set up the new global data pointer. So far only x86 does this 953 * here. 954 * TODO(sjg@chromium.org): Consider doing this for all archs, or 955 * dropping the new_gd parameter. 956 */ 957 #if CONFIG_IS_ENABLED(X86_64) 958 arch_setup_gd(new_gd); 959 #endif 960 961 #ifdef CONFIG_NEEDS_MANUAL_RELOC 962 int i; 963 #endif 964 965 #ifdef CONFIG_AVR32 966 mmu_init_r(dest_addr); 967 #endif 968 969 #if !defined(CONFIG_X86) && !defined(CONFIG_ARM) && !defined(CONFIG_ARM64) 970 gd = new_gd; 971 #endif 972 973 #ifdef CONFIG_NEEDS_MANUAL_RELOC 974 for (i = 0; i < ARRAY_SIZE(init_sequence_r); i++) 975 init_sequence_r[i] += gd->reloc_off; 976 #endif 977 978 if (initcall_run_list(init_sequence_r)) 979 hang(); 980 981 /* NOTREACHED - run_main_loop() does not return */ 982 hang(); 983 } 984