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 return 0; 430 } 431 #endif 432 433 #if defined(CONFIG_CMD_ONENAND) 434 /* go init the NAND */ 435 static int initr_onenand(void) 436 { 437 puts("NAND: "); 438 onenand_init(); 439 return 0; 440 } 441 #endif 442 443 #ifdef CONFIG_GENERIC_MMC 444 static int initr_mmc(void) 445 { 446 puts("MMC: "); 447 mmc_initialize(gd->bd); 448 return 0; 449 } 450 #endif 451 452 #ifdef CONFIG_HAS_DATAFLASH 453 static int initr_dataflash(void) 454 { 455 AT91F_DataflashInit(); 456 dataflash_print_info(); 457 return 0; 458 } 459 #endif 460 461 /* 462 * Tell if it's OK to load the environment early in boot. 463 * 464 * If CONFIG_OF_CONTROL is defined, we'll check with the FDT to see 465 * if this is OK (defaulting to saying it's OK). 466 * 467 * NOTE: Loading the environment early can be a bad idea if security is 468 * important, since no verification is done on the environment. 469 * 470 * @return 0 if environment should not be loaded, !=0 if it is ok to load 471 */ 472 static int should_load_env(void) 473 { 474 #ifdef CONFIG_OF_CONTROL 475 return fdtdec_get_config_int(gd->fdt_blob, "load-environment", 1); 476 #elif defined CONFIG_DELAY_ENVIRONMENT 477 return 0; 478 #else 479 return 1; 480 #endif 481 } 482 483 static int initr_env(void) 484 { 485 /* initialize environment */ 486 if (should_load_env()) 487 env_relocate(); 488 else 489 set_default_env(NULL); 490 #ifdef CONFIG_OF_CONTROL 491 setenv_addr("fdtcontroladdr", gd->fdt_blob); 492 #endif 493 494 /* Initialize from environment */ 495 load_addr = getenv_ulong("loadaddr", 16, load_addr); 496 #if defined(CONFIG_SYS_EXTBDINFO) 497 #if defined(CONFIG_405GP) || defined(CONFIG_405EP) 498 #if defined(CONFIG_I2CFAST) 499 /* 500 * set bi_iic_fast for linux taking environment variable 501 * "i2cfast" into account 502 */ 503 { 504 char *s = getenv("i2cfast"); 505 506 if (s && ((*s == 'y') || (*s == 'Y'))) { 507 gd->bd->bi_iic_fast[0] = 1; 508 gd->bd->bi_iic_fast[1] = 1; 509 } 510 } 511 #endif /* CONFIG_I2CFAST */ 512 #endif /* CONFIG_405GP, CONFIG_405EP */ 513 #endif /* CONFIG_SYS_EXTBDINFO */ 514 return 0; 515 } 516 517 #ifdef CONFIG_SYS_BOOTPARAMS_LEN 518 static int initr_malloc_bootparams(void) 519 { 520 gd->bd->bi_boot_params = (ulong)malloc(CONFIG_SYS_BOOTPARAMS_LEN); 521 if (!gd->bd->bi_boot_params) { 522 puts("WARNING: Cannot allocate space for boot parameters\n"); 523 return -ENOMEM; 524 } 525 return 0; 526 } 527 #endif 528 529 static int initr_jumptable(void) 530 { 531 jumptable_init(); 532 return 0; 533 } 534 535 #if defined(CONFIG_API) 536 static int initr_api(void) 537 { 538 /* Initialize API */ 539 api_init(); 540 return 0; 541 } 542 #endif 543 544 /* enable exceptions */ 545 #if defined(CONFIG_ARM) || defined(CONFIG_AVR32) 546 static int initr_enable_interrupts(void) 547 { 548 enable_interrupts(); 549 return 0; 550 } 551 #endif 552 553 #ifdef CONFIG_CMD_NET 554 static int initr_ethaddr(void) 555 { 556 bd_t *bd = gd->bd; 557 558 /* kept around for legacy kernels only ... ignore the next section */ 559 eth_getenv_enetaddr("ethaddr", bd->bi_enetaddr); 560 #ifdef CONFIG_HAS_ETH1 561 eth_getenv_enetaddr("eth1addr", bd->bi_enet1addr); 562 #endif 563 #ifdef CONFIG_HAS_ETH2 564 eth_getenv_enetaddr("eth2addr", bd->bi_enet2addr); 565 #endif 566 #ifdef CONFIG_HAS_ETH3 567 eth_getenv_enetaddr("eth3addr", bd->bi_enet3addr); 568 #endif 569 #ifdef CONFIG_HAS_ETH4 570 eth_getenv_enetaddr("eth4addr", bd->bi_enet4addr); 571 #endif 572 #ifdef CONFIG_HAS_ETH5 573 eth_getenv_enetaddr("eth5addr", bd->bi_enet5addr); 574 #endif 575 return 0; 576 } 577 #endif /* CONFIG_CMD_NET */ 578 579 #ifdef CONFIG_CMD_KGDB 580 static int initr_kgdb(void) 581 { 582 puts("KGDB: "); 583 kgdb_init(); 584 return 0; 585 } 586 #endif 587 588 #if defined(CONFIG_LED_STATUS) 589 static int initr_status_led(void) 590 { 591 #if defined(CONFIG_LED_STATUS_BOOT) 592 status_led_set(CONFIG_LED_STATUS_BOOT, CONFIG_LED_STATUS_BLINKING); 593 #else 594 status_led_init(); 595 #endif 596 return 0; 597 } 598 #endif 599 600 #if defined(CONFIG_CMD_AMBAPP) && defined(CONFIG_SYS_AMBAPP_PRINT_ON_STARTUP) 601 extern int do_ambapp_print(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]); 602 603 static int initr_ambapp_print(void) 604 { 605 puts("AMBA:\n"); 606 do_ambapp_print(NULL, 0, 0, NULL); 607 608 return 0; 609 } 610 #endif 611 612 #if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI) 613 static int initr_scsi(void) 614 { 615 puts("SCSI: "); 616 scsi_init(); 617 618 return 0; 619 } 620 #endif 621 622 #ifdef CONFIG_BITBANGMII 623 static int initr_bbmii(void) 624 { 625 bb_miiphy_init(); 626 return 0; 627 } 628 #endif 629 630 #ifdef CONFIG_CMD_NET 631 static int initr_net(void) 632 { 633 puts("Net: "); 634 eth_initialize(); 635 #if defined(CONFIG_RESET_PHY_R) 636 debug("Reset Ethernet PHY\n"); 637 reset_phy(); 638 #endif 639 return 0; 640 } 641 #endif 642 643 #ifdef CONFIG_POST 644 static int initr_post(void) 645 { 646 post_run(NULL, POST_RAM | post_bootmode_get(0)); 647 return 0; 648 } 649 #endif 650 651 #if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_CMD_IDE) 652 static int initr_pcmcia(void) 653 { 654 puts("PCMCIA:"); 655 pcmcia_init(); 656 return 0; 657 } 658 #endif 659 660 #if defined(CONFIG_CMD_IDE) 661 static int initr_ide(void) 662 { 663 #ifdef CONFIG_IDE_8xx_PCCARD 664 puts("PCMCIA:"); 665 #else 666 puts("IDE: "); 667 #endif 668 #if defined(CONFIG_START_IDE) 669 if (board_start_ide()) 670 ide_init(); 671 #else 672 ide_init(); 673 #endif 674 return 0; 675 } 676 #endif 677 678 #if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER) 679 /* 680 * Export available size of memory for Linux, taking into account the 681 * protected RAM at top of memory 682 */ 683 int initr_mem(void) 684 { 685 ulong pram = 0; 686 char memsz[32]; 687 688 # ifdef CONFIG_PRAM 689 pram = getenv_ulong("pram", 10, CONFIG_PRAM); 690 # endif 691 # if defined(CONFIG_LOGBUFFER) && !defined(CONFIG_ALT_LB_ADDR) 692 /* Also take the logbuffer into account (pram is in kB) */ 693 pram += (LOGBUFF_LEN + LOGBUFF_OVERHEAD) / 1024; 694 # endif 695 sprintf(memsz, "%ldk", (long int) ((gd->ram_size / 1024) - pram)); 696 setenv("mem", memsz); 697 698 return 0; 699 } 700 #endif 701 702 #ifdef CONFIG_CMD_BEDBUG 703 static int initr_bedbug(void) 704 { 705 bedbug_init(); 706 707 return 0; 708 } 709 #endif 710 711 #ifdef CONFIG_PS2KBD 712 static int initr_kbd(void) 713 { 714 puts("PS/2: "); 715 kbd_init(); 716 return 0; 717 } 718 #endif 719 720 static int run_main_loop(void) 721 { 722 #ifdef CONFIG_SANDBOX 723 sandbox_main_loop_init(); 724 #endif 725 /* main_loop() can return to retry autoboot, if so just run it again */ 726 for (;;) 727 main_loop(); 728 return 0; 729 } 730 731 /* 732 * Over time we hope to remove these functions with code fragments and 733 * stub funtcions, and instead call the relevant function directly. 734 * 735 * We also hope to remove most of the driver-related init and do it if/when 736 * the driver is later used. 737 * 738 * TODO: perhaps reset the watchdog in the initcall function after each call? 739 */ 740 static init_fnc_t init_sequence_r[] = { 741 initr_trace, 742 initr_reloc, 743 /* TODO: could x86/PPC have this also perhaps? */ 744 #ifdef CONFIG_ARM 745 initr_caches, 746 /* Note: For Freescale LS2 SoCs, new MMU table is created in DDR. 747 * A temporary mapping of IFC high region is since removed, 748 * so environmental variables in NOR flash is not availble 749 * until board_init() is called below to remap IFC to high 750 * region. 751 */ 752 #endif 753 initr_reloc_global_data, 754 #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500) 755 initr_unlock_ram_in_cache, 756 #endif 757 initr_barrier, 758 initr_malloc, 759 initr_console_record, 760 #ifdef CONFIG_SYS_NONCACHED_MEMORY 761 initr_noncached, 762 #endif 763 bootstage_relocate, 764 #ifdef CONFIG_DM 765 initr_dm, 766 #endif 767 initr_bootstage, 768 #if defined(CONFIG_ARM) || defined(CONFIG_NDS32) 769 board_init, /* Setup chipselects */ 770 #endif 771 /* 772 * TODO: printing of the clock inforamtion of the board is now 773 * implemented as part of bdinfo command. Currently only support for 774 * davinci SOC's is added. Remove this check once all the board 775 * implement this. 776 */ 777 #ifdef CONFIG_CLOCKS 778 set_cpu_clk_info, /* Setup clock information */ 779 #endif 780 #ifdef CONFIG_EFI_LOADER 781 efi_memory_init, 782 #endif 783 stdio_init_tables, 784 initr_serial, 785 initr_announce, 786 INIT_FUNC_WATCHDOG_RESET 787 #ifdef CONFIG_NEEDS_MANUAL_RELOC 788 initr_manual_reloc_cmdtable, 789 #endif 790 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_MIPS) 791 initr_trap, 792 #endif 793 #ifdef CONFIG_ADDR_MAP 794 initr_addr_map, 795 #endif 796 #if defined(CONFIG_BOARD_EARLY_INIT_R) 797 board_early_init_r, 798 #endif 799 INIT_FUNC_WATCHDOG_RESET 800 #ifdef CONFIG_LOGBUFFER 801 initr_logbuffer, 802 #endif 803 #ifdef CONFIG_POST 804 initr_post_backlog, 805 #endif 806 INIT_FUNC_WATCHDOG_RESET 807 #ifdef CONFIG_SYS_DELAYED_ICACHE 808 initr_icache_enable, 809 #endif 810 #if defined(CONFIG_PCI) && defined(CONFIG_SYS_EARLY_PCI_INIT) 811 /* 812 * Do early PCI configuration _before_ the flash gets initialised, 813 * because PCU ressources are crucial for flash access on some boards. 814 */ 815 initr_pci, 816 #endif 817 #ifdef CONFIG_ARCH_EARLY_INIT_R 818 arch_early_init_r, 819 #endif 820 power_init_board, 821 #ifdef CONFIG_MTD_NOR_FLASH 822 initr_flash, 823 #endif 824 INIT_FUNC_WATCHDOG_RESET 825 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_X86) || \ 826 defined(CONFIG_SPARC) 827 /* initialize higher level parts of CPU like time base and timers */ 828 cpu_init_r, 829 #endif 830 #ifdef CONFIG_PPC 831 initr_spi, 832 #endif 833 #ifdef CONFIG_CMD_NAND 834 initr_nand, 835 #endif 836 #ifdef CONFIG_CMD_ONENAND 837 initr_onenand, 838 #endif 839 #ifdef CONFIG_GENERIC_MMC 840 initr_mmc, 841 #endif 842 #ifdef CONFIG_HAS_DATAFLASH 843 initr_dataflash, 844 #endif 845 initr_env, 846 #ifdef CONFIG_SYS_BOOTPARAMS_LEN 847 initr_malloc_bootparams, 848 #endif 849 INIT_FUNC_WATCHDOG_RESET 850 initr_secondary_cpu, 851 #if defined(CONFIG_ID_EEPROM) || defined(CONFIG_SYS_I2C_MAC_OFFSET) 852 mac_read_from_eeprom, 853 #endif 854 INIT_FUNC_WATCHDOG_RESET 855 #if defined(CONFIG_PCI) && !defined(CONFIG_SYS_EARLY_PCI_INIT) 856 /* 857 * Do pci configuration 858 */ 859 initr_pci, 860 #endif 861 stdio_add_devices, 862 initr_jumptable, 863 #ifdef CONFIG_API 864 initr_api, 865 #endif 866 console_init_r, /* fully init console as a device */ 867 #ifdef CONFIG_DISPLAY_BOARDINFO_LATE 868 show_board_info, 869 #endif 870 #ifdef CONFIG_ARCH_MISC_INIT 871 arch_misc_init, /* miscellaneous arch-dependent init */ 872 #endif 873 #ifdef CONFIG_MISC_INIT_R 874 misc_init_r, /* miscellaneous platform-dependent init */ 875 #endif 876 INIT_FUNC_WATCHDOG_RESET 877 #ifdef CONFIG_CMD_KGDB 878 initr_kgdb, 879 #endif 880 interrupt_init, 881 #if defined(CONFIG_ARM) || defined(CONFIG_AVR32) 882 initr_enable_interrupts, 883 #endif 884 #if defined(CONFIG_MICROBLAZE) || defined(CONFIG_AVR32) || defined(CONFIG_M68K) 885 timer_init, /* initialize timer */ 886 #endif 887 #if defined(CONFIG_LED_STATUS) 888 initr_status_led, 889 #endif 890 /* PPC has a udelay(20) here dating from 2002. Why? */ 891 #ifdef CONFIG_CMD_NET 892 initr_ethaddr, 893 #endif 894 #ifdef CONFIG_BOARD_LATE_INIT 895 board_late_init, 896 #endif 897 #if defined(CONFIG_CMD_AMBAPP) 898 ambapp_init_reloc, 899 #if defined(CONFIG_SYS_AMBAPP_PRINT_ON_STARTUP) 900 initr_ambapp_print, 901 #endif 902 #endif 903 #if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI) 904 INIT_FUNC_WATCHDOG_RESET 905 initr_scsi, 906 #endif 907 #ifdef CONFIG_BITBANGMII 908 initr_bbmii, 909 #endif 910 #ifdef CONFIG_CMD_NET 911 INIT_FUNC_WATCHDOG_RESET 912 initr_net, 913 #endif 914 #ifdef CONFIG_POST 915 initr_post, 916 #endif 917 #if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_CMD_IDE) 918 initr_pcmcia, 919 #endif 920 #if defined(CONFIG_CMD_IDE) 921 initr_ide, 922 #endif 923 #ifdef CONFIG_LAST_STAGE_INIT 924 INIT_FUNC_WATCHDOG_RESET 925 /* 926 * Some parts can be only initialized if all others (like 927 * Interrupts) are up and running (i.e. the PC-style ISA 928 * keyboard). 929 */ 930 last_stage_init, 931 #endif 932 #ifdef CONFIG_CMD_BEDBUG 933 INIT_FUNC_WATCHDOG_RESET 934 initr_bedbug, 935 #endif 936 #if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER) 937 initr_mem, 938 #endif 939 #ifdef CONFIG_PS2KBD 940 initr_kbd, 941 #endif 942 #if defined(CONFIG_SPARC) 943 prom_init, 944 #endif 945 run_main_loop, 946 }; 947 948 void board_init_r(gd_t *new_gd, ulong dest_addr) 949 { 950 /* 951 * Set up the new global data pointer. So far only x86 does this 952 * here. 953 * TODO(sjg@chromium.org): Consider doing this for all archs, or 954 * dropping the new_gd parameter. 955 */ 956 #if CONFIG_IS_ENABLED(X86_64) 957 arch_setup_gd(new_gd); 958 #endif 959 960 #ifdef CONFIG_NEEDS_MANUAL_RELOC 961 int i; 962 #endif 963 964 #ifdef CONFIG_AVR32 965 mmu_init_r(dest_addr); 966 #endif 967 968 #if !defined(CONFIG_X86) && !defined(CONFIG_ARM) && !defined(CONFIG_ARM64) 969 gd = new_gd; 970 #endif 971 972 #ifdef CONFIG_NEEDS_MANUAL_RELOC 973 for (i = 0; i < ARRAY_SIZE(init_sequence_r); i++) 974 init_sequence_r[i] += gd->reloc_off; 975 #endif 976 977 if (initcall_run_list(init_sequence_r)) 978 hang(); 979 980 /* NOTREACHED - run_main_loop() does not return */ 981 hang(); 982 } 983