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