xref: /openbmc/u-boot/common/board_r.c (revision 57ade079)
1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Copyright (c) 2011 The Chromium OS Authors.
4  * (C) Copyright 2002-2006
5  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
6  *
7  * (C) Copyright 2002
8  * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
9  * Marius Groeger <mgroeger@sysgo.de>
10  */
11 
12 #include <common.h>
13 #include <api.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 #include <dm.h>
21 #include <environment.h>
22 #include <fdtdec.h>
23 #include <ide.h>
24 #include <initcall.h>
25 #if defined(CONFIG_CMD_KGDB)
26 #include <kgdb.h>
27 #endif
28 #include <malloc.h>
29 #include <mapmem.h>
30 #ifdef CONFIG_BITBANGMII
31 #include <miiphy.h>
32 #endif
33 #include <mmc.h>
34 #include <nand.h>
35 #include <of_live.h>
36 #include <onenand_uboot.h>
37 #include <scsi.h>
38 #include <serial.h>
39 #include <stdio_dev.h>
40 #include <timer.h>
41 #include <trace.h>
42 #include <watchdog.h>
43 #ifdef CONFIG_ADDR_MAP
44 #include <asm/mmu.h>
45 #endif
46 #include <asm/sections.h>
47 #include <dm/root.h>
48 #include <linux/compiler.h>
49 #include <linux/err.h>
50 #include <efi_loader.h>
51 
52 DECLARE_GLOBAL_DATA_PTR;
53 
54 ulong monitor_flash_len;
55 
56 __weak int board_flash_wp_on(void)
57 {
58 	/*
59 	 * Most flashes can't be detected when write protection is enabled,
60 	 * so provide a way to let U-Boot gracefully ignore write protected
61 	 * devices.
62 	 */
63 	return 0;
64 }
65 
66 __weak void cpu_secondary_init_r(void)
67 {
68 }
69 
70 static int initr_secondary_cpu(void)
71 {
72 	/*
73 	 * after non-volatile devices & environment is setup and cpu code have
74 	 * another round to deal with any initialization that might require
75 	 * full access to the environment or loading of some image (firmware)
76 	 * from a non-volatile device
77 	 */
78 	/* TODO: maybe define this for all archs? */
79 	cpu_secondary_init_r();
80 
81 	return 0;
82 }
83 
84 static int initr_trace(void)
85 {
86 #ifdef CONFIG_TRACE
87 	trace_init(gd->trace_buff, CONFIG_TRACE_BUFFER_SIZE);
88 #endif
89 
90 	return 0;
91 }
92 
93 static int initr_reloc(void)
94 {
95 	/* tell others: relocation done */
96 	gd->flags |= GD_FLG_RELOC | GD_FLG_FULL_MALLOC_INIT;
97 
98 	return 0;
99 }
100 
101 #ifdef CONFIG_ARM
102 /*
103  * Some of these functions are needed purely because the functions they
104  * call return void. If we change them to return 0, these stubs can go away.
105  */
106 static int initr_caches(void)
107 {
108 	/* Enable caches */
109 	enable_caches();
110 	return 0;
111 }
112 #endif
113 
114 __weak int fixup_cpu(void)
115 {
116 	return 0;
117 }
118 
119 static int initr_reloc_global_data(void)
120 {
121 #ifdef __ARM__
122 	monitor_flash_len = _end - __image_copy_start;
123 #elif defined(CONFIG_NDS32) || defined(CONFIG_RISCV)
124 	monitor_flash_len = (ulong)&_end - (ulong)&_start;
125 #elif !defined(CONFIG_SANDBOX) && !defined(CONFIG_NIOS2)
126 	monitor_flash_len = (ulong)&__init_end - gd->relocaddr;
127 #endif
128 #if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)
129 	/*
130 	 * The gd->cpu pointer is set to an address in flash before relocation.
131 	 * We need to update it to point to the same CPU entry in RAM.
132 	 * TODO: why not just add gd->reloc_ofs?
133 	 */
134 	gd->arch.cpu += gd->relocaddr - CONFIG_SYS_MONITOR_BASE;
135 
136 	/*
137 	 * If we didn't know the cpu mask & # cores, we can save them of
138 	 * now rather than 'computing' them constantly
139 	 */
140 	fixup_cpu();
141 #endif
142 #if !defined(CONFIG_ENV_ADDR) || defined(ENV_IS_EMBEDDED)
143 	/*
144 	 * Relocate the early env_addr pointer unless we know it is not inside
145 	 * the binary. Some systems need this and for the rest, it doesn't hurt.
146 	 */
147 	gd->env_addr += gd->reloc_off;
148 #endif
149 #ifdef CONFIG_OF_EMBED
150 	/*
151 	 * The fdt_blob needs to be moved to new relocation address
152 	 * incase of FDT blob is embedded with in image
153 	 */
154 	gd->fdt_blob += gd->reloc_off;
155 #endif
156 #ifdef CONFIG_EFI_LOADER
157 	efi_runtime_relocate(gd->relocaddr, NULL);
158 #endif
159 
160 	return 0;
161 }
162 
163 static int initr_serial(void)
164 {
165 	serial_initialize();
166 	return 0;
167 }
168 
169 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_MIPS)
170 static int initr_trap(void)
171 {
172 	/*
173 	 * Setup trap handlers
174 	 */
175 #if defined(CONFIG_PPC)
176 	trap_init(gd->relocaddr);
177 #else
178 	trap_init(CONFIG_SYS_SDRAM_BASE);
179 #endif
180 	return 0;
181 }
182 #endif
183 
184 #ifdef CONFIG_ADDR_MAP
185 static int initr_addr_map(void)
186 {
187 	init_addr_map();
188 
189 	return 0;
190 }
191 #endif
192 
193 #ifdef CONFIG_POST
194 static int initr_post_backlog(void)
195 {
196 	post_output_backlog();
197 	return 0;
198 }
199 #endif
200 
201 #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500)
202 static int initr_unlock_ram_in_cache(void)
203 {
204 	unlock_ram_in_cache();	/* it's time to unlock D-cache in e500 */
205 	return 0;
206 }
207 #endif
208 
209 #ifdef CONFIG_PCI
210 static int initr_pci(void)
211 {
212 #ifndef CONFIG_DM_PCI
213 	pci_init();
214 #endif
215 
216 	return 0;
217 }
218 #endif
219 
220 static int initr_barrier(void)
221 {
222 #ifdef CONFIG_PPC
223 	/* TODO: Can we not use dmb() macros for this? */
224 	asm("sync ; isync");
225 #endif
226 	return 0;
227 }
228 
229 static int initr_malloc(void)
230 {
231 	ulong malloc_start;
232 
233 #if CONFIG_VAL(SYS_MALLOC_F_LEN)
234 	debug("Pre-reloc malloc() used %#lx bytes (%ld KB)\n", gd->malloc_ptr,
235 	      gd->malloc_ptr / 1024);
236 #endif
237 	/* The malloc area is immediately below the monitor copy in DRAM */
238 	malloc_start = gd->relocaddr - TOTAL_MALLOC_LEN;
239 	mem_malloc_init((ulong)map_sysmem(malloc_start, TOTAL_MALLOC_LEN),
240 			TOTAL_MALLOC_LEN);
241 	return 0;
242 }
243 
244 static int initr_console_record(void)
245 {
246 #if defined(CONFIG_CONSOLE_RECORD)
247 	return console_record_init();
248 #else
249 	return 0;
250 #endif
251 }
252 
253 #ifdef CONFIG_SYS_NONCACHED_MEMORY
254 static int initr_noncached(void)
255 {
256 	noncached_init();
257 	return 0;
258 }
259 #endif
260 
261 #ifdef CONFIG_OF_LIVE
262 static int initr_of_live(void)
263 {
264 	int ret;
265 
266 	bootstage_start(BOOTSTAGE_ID_ACCUM_OF_LIVE, "of_live");
267 	ret = of_live_build(gd->fdt_blob, (struct device_node **)&gd->of_root);
268 	bootstage_accum(BOOTSTAGE_ID_ACCUM_OF_LIVE);
269 	if (ret)
270 		return ret;
271 
272 	return 0;
273 }
274 #endif
275 
276 #ifdef CONFIG_DM
277 static int initr_dm(void)
278 {
279 	int ret;
280 
281 	/* Save the pre-reloc driver model and start a new one */
282 	gd->dm_root_f = gd->dm_root;
283 	gd->dm_root = NULL;
284 #ifdef CONFIG_TIMER
285 	gd->timer = NULL;
286 #endif
287 	bootstage_start(BOOTSTATE_ID_ACCUM_DM_R, "dm_r");
288 	ret = dm_init_and_scan(false);
289 	bootstage_accum(BOOTSTATE_ID_ACCUM_DM_R);
290 	if (ret)
291 		return ret;
292 #ifdef CONFIG_TIMER_EARLY
293 	ret = dm_timer_init();
294 	if (ret)
295 		return ret;
296 #endif
297 
298 	return 0;
299 }
300 #endif
301 
302 static int initr_bootstage(void)
303 {
304 	bootstage_mark_name(BOOTSTAGE_ID_START_UBOOT_R, "board_init_r");
305 
306 	return 0;
307 }
308 
309 __weak int power_init_board(void)
310 {
311 	return 0;
312 }
313 
314 static int initr_announce(void)
315 {
316 	debug("Now running in RAM - U-Boot at: %08lx\n", gd->relocaddr);
317 	return 0;
318 }
319 
320 #ifdef CONFIG_NEEDS_MANUAL_RELOC
321 static int initr_manual_reloc_cmdtable(void)
322 {
323 	fixup_cmdtable(ll_entry_start(cmd_tbl_t, cmd),
324 		       ll_entry_count(cmd_tbl_t, cmd));
325 	return 0;
326 }
327 #endif
328 
329 #if defined(CONFIG_MTD_NOR_FLASH)
330 static int initr_flash(void)
331 {
332 	ulong flash_size = 0;
333 	bd_t *bd = gd->bd;
334 
335 	puts("Flash: ");
336 
337 	if (board_flash_wp_on())
338 		printf("Uninitialized - Write Protect On\n");
339 	else
340 		flash_size = flash_init();
341 
342 	print_size(flash_size, "");
343 #ifdef CONFIG_SYS_FLASH_CHECKSUM
344 	/*
345 	 * Compute and print flash CRC if flashchecksum is set to 'y'
346 	 *
347 	 * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
348 	 */
349 	if (env_get_yesno("flashchecksum") == 1) {
350 		const uchar *flash_base = (const uchar *)CONFIG_SYS_FLASH_BASE;
351 
352 		printf("  CRC: %08X", crc32(0,
353 					    flash_base,
354 					    flash_size));
355 	}
356 #endif /* CONFIG_SYS_FLASH_CHECKSUM */
357 	putc('\n');
358 
359 	/* update start of FLASH memory    */
360 #ifdef CONFIG_SYS_FLASH_BASE
361 	bd->bi_flashstart = CONFIG_SYS_FLASH_BASE;
362 #endif
363 	/* size of FLASH memory (final value) */
364 	bd->bi_flashsize = flash_size;
365 
366 #if defined(CONFIG_SYS_UPDATE_FLASH_SIZE)
367 	/* Make a update of the Memctrl. */
368 	update_flash_size(flash_size);
369 #endif
370 
371 #if defined(CONFIG_OXC) || defined(CONFIG_RMU)
372 	/* flash mapped at end of memory map */
373 	bd->bi_flashoffset = CONFIG_SYS_TEXT_BASE + flash_size;
374 #elif CONFIG_SYS_MONITOR_BASE == CONFIG_SYS_FLASH_BASE
375 	bd->bi_flashoffset = monitor_flash_len;	/* reserved area for monitor */
376 #endif
377 	return 0;
378 }
379 #endif
380 
381 #ifdef CONFIG_CMD_NAND
382 /* go init the NAND */
383 static int initr_nand(void)
384 {
385 	puts("NAND:  ");
386 	nand_init();
387 	printf("%lu MiB\n", nand_size() / 1024);
388 	return 0;
389 }
390 #endif
391 
392 #if defined(CONFIG_CMD_ONENAND)
393 /* go init the NAND */
394 static int initr_onenand(void)
395 {
396 	puts("NAND:  ");
397 	onenand_init();
398 	return 0;
399 }
400 #endif
401 
402 #ifdef CONFIG_MMC
403 static int initr_mmc(void)
404 {
405 	puts("MMC:   ");
406 	mmc_initialize(gd->bd);
407 	return 0;
408 }
409 #endif
410 
411 /*
412  * Tell if it's OK to load the environment early in boot.
413  *
414  * If CONFIG_OF_CONTROL is defined, we'll check with the FDT to see
415  * if this is OK (defaulting to saying it's OK).
416  *
417  * NOTE: Loading the environment early can be a bad idea if security is
418  *       important, since no verification is done on the environment.
419  *
420  * @return 0 if environment should not be loaded, !=0 if it is ok to load
421  */
422 static int should_load_env(void)
423 {
424 #ifdef CONFIG_OF_CONTROL
425 	return fdtdec_get_config_int(gd->fdt_blob, "load-environment", 1);
426 #elif defined CONFIG_DELAY_ENVIRONMENT
427 	return 0;
428 #else
429 	return 1;
430 #endif
431 }
432 
433 static int initr_env(void)
434 {
435 	/* initialize environment */
436 	if (should_load_env())
437 		env_relocate();
438 	else
439 		set_default_env(NULL, 0);
440 #ifdef CONFIG_OF_CONTROL
441 	env_set_hex("fdtcontroladdr",
442 		    (unsigned long)map_to_sysmem(gd->fdt_blob));
443 #endif
444 
445 	/* Initialize from environment */
446 	load_addr = env_get_ulong("loadaddr", 16, load_addr);
447 
448 	return 0;
449 }
450 
451 #ifdef CONFIG_SYS_BOOTPARAMS_LEN
452 static int initr_malloc_bootparams(void)
453 {
454 	gd->bd->bi_boot_params = (ulong)malloc(CONFIG_SYS_BOOTPARAMS_LEN);
455 	if (!gd->bd->bi_boot_params) {
456 		puts("WARNING: Cannot allocate space for boot parameters\n");
457 		return -ENOMEM;
458 	}
459 	return 0;
460 }
461 #endif
462 
463 static int initr_jumptable(void)
464 {
465 	jumptable_init();
466 	return 0;
467 }
468 
469 #if defined(CONFIG_API)
470 static int initr_api(void)
471 {
472 	/* Initialize API */
473 	api_init();
474 	return 0;
475 }
476 #endif
477 
478 /* enable exceptions */
479 #ifdef CONFIG_ARM
480 static int initr_enable_interrupts(void)
481 {
482 	enable_interrupts();
483 	return 0;
484 }
485 #endif
486 
487 #ifdef CONFIG_CMD_NET
488 static int initr_ethaddr(void)
489 {
490 	bd_t *bd = gd->bd;
491 
492 	/* kept around for legacy kernels only ... ignore the next section */
493 	eth_env_get_enetaddr("ethaddr", bd->bi_enetaddr);
494 #ifdef CONFIG_HAS_ETH1
495 	eth_env_get_enetaddr("eth1addr", bd->bi_enet1addr);
496 #endif
497 #ifdef CONFIG_HAS_ETH2
498 	eth_env_get_enetaddr("eth2addr", bd->bi_enet2addr);
499 #endif
500 #ifdef CONFIG_HAS_ETH3
501 	eth_env_get_enetaddr("eth3addr", bd->bi_enet3addr);
502 #endif
503 #ifdef CONFIG_HAS_ETH4
504 	eth_env_get_enetaddr("eth4addr", bd->bi_enet4addr);
505 #endif
506 #ifdef CONFIG_HAS_ETH5
507 	eth_env_get_enetaddr("eth5addr", bd->bi_enet5addr);
508 #endif
509 	return 0;
510 }
511 #endif /* CONFIG_CMD_NET */
512 
513 #ifdef CONFIG_CMD_KGDB
514 static int initr_kgdb(void)
515 {
516 	puts("KGDB:  ");
517 	kgdb_init();
518 	return 0;
519 }
520 #endif
521 
522 #if defined(CONFIG_LED_STATUS)
523 static int initr_status_led(void)
524 {
525 #if defined(CONFIG_LED_STATUS_BOOT)
526 	status_led_set(CONFIG_LED_STATUS_BOOT, CONFIG_LED_STATUS_BLINKING);
527 #else
528 	status_led_init();
529 #endif
530 	return 0;
531 }
532 #endif
533 
534 #if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI)
535 static int initr_scsi(void)
536 {
537 	puts("SCSI:  ");
538 	scsi_init();
539 	puts("\n");
540 
541 	return 0;
542 }
543 #endif
544 
545 #ifdef CONFIG_BITBANGMII
546 static int initr_bbmii(void)
547 {
548 	bb_miiphy_init();
549 	return 0;
550 }
551 #endif
552 
553 #ifdef CONFIG_CMD_NET
554 static int initr_net(void)
555 {
556 	puts("Net:   ");
557 	eth_initialize();
558 #if defined(CONFIG_RESET_PHY_R)
559 	debug("Reset Ethernet PHY\n");
560 	reset_phy();
561 #endif
562 	return 0;
563 }
564 #endif
565 
566 #ifdef CONFIG_POST
567 static int initr_post(void)
568 {
569 	post_run(NULL, POST_RAM | post_bootmode_get(0));
570 	return 0;
571 }
572 #endif
573 
574 #if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_IDE)
575 static int initr_pcmcia(void)
576 {
577 	puts("PCMCIA:");
578 	pcmcia_init();
579 	return 0;
580 }
581 #endif
582 
583 #if defined(CONFIG_IDE) && !defined(CONFIG_BLK)
584 static int initr_ide(void)
585 {
586 	puts("IDE:   ");
587 #if defined(CONFIG_START_IDE)
588 	if (board_start_ide())
589 		ide_init();
590 #else
591 	ide_init();
592 #endif
593 	return 0;
594 }
595 #endif
596 
597 #if defined(CONFIG_PRAM)
598 /*
599  * Export available size of memory for Linux, taking into account the
600  * protected RAM at top of memory
601  */
602 int initr_mem(void)
603 {
604 	ulong pram = 0;
605 	char memsz[32];
606 
607 	pram = env_get_ulong("pram", 10, CONFIG_PRAM);
608 	sprintf(memsz, "%ldk", (long int)((gd->ram_size / 1024) - pram));
609 	env_set("mem", memsz);
610 
611 	return 0;
612 }
613 #endif
614 
615 #ifdef CONFIG_CMD_BEDBUG
616 static int initr_bedbug(void)
617 {
618 	bedbug_init();
619 
620 	return 0;
621 }
622 #endif
623 
624 static int run_main_loop(void)
625 {
626 #ifdef CONFIG_SANDBOX
627 	sandbox_main_loop_init();
628 #endif
629 	/* main_loop() can return to retry autoboot, if so just run it again */
630 	for (;;)
631 		main_loop();
632 	return 0;
633 }
634 
635 /*
636  * We hope to remove most of the driver-related init and do it if/when
637  * the driver is later used.
638  *
639  * TODO: perhaps reset the watchdog in the initcall function after each call?
640  */
641 static init_fnc_t init_sequence_r[] = {
642 	initr_trace,
643 	initr_reloc,
644 	/* TODO: could x86/PPC have this also perhaps? */
645 #ifdef CONFIG_ARM
646 	initr_caches,
647 	/* Note: For Freescale LS2 SoCs, new MMU table is created in DDR.
648 	 *	 A temporary mapping of IFC high region is since removed,
649 	 *	 so environmental variables in NOR flash is not available
650 	 *	 until board_init() is called below to remap IFC to high
651 	 *	 region.
652 	 */
653 #endif
654 	initr_reloc_global_data,
655 #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500)
656 	initr_unlock_ram_in_cache,
657 #endif
658 	initr_barrier,
659 	initr_malloc,
660 	log_init,
661 	initr_bootstage,	/* Needs malloc() but has its own timer */
662 	initr_console_record,
663 #ifdef CONFIG_SYS_NONCACHED_MEMORY
664 	initr_noncached,
665 #endif
666 	bootstage_relocate,
667 #ifdef CONFIG_OF_LIVE
668 	initr_of_live,
669 #endif
670 #ifdef CONFIG_DM
671 	initr_dm,
672 #endif
673 #if defined(CONFIG_ARM) || defined(CONFIG_NDS32) || defined(CONFIG_RISCV) || \
674 	defined(CONFIG_SANDBOX)
675 	board_init,	/* Setup chipselects */
676 #endif
677 	/*
678 	 * TODO: printing of the clock inforamtion of the board is now
679 	 * implemented as part of bdinfo command. Currently only support for
680 	 * davinci SOC's is added. Remove this check once all the board
681 	 * implement this.
682 	 */
683 #ifdef CONFIG_CLOCKS
684 	set_cpu_clk_info, /* Setup clock information */
685 #endif
686 #ifdef CONFIG_EFI_LOADER
687 	efi_memory_init,
688 #endif
689 	stdio_init_tables,
690 	initr_serial,
691 	initr_announce,
692 	INIT_FUNC_WATCHDOG_RESET
693 #ifdef CONFIG_NEEDS_MANUAL_RELOC
694 	initr_manual_reloc_cmdtable,
695 #endif
696 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_MIPS)
697 	initr_trap,
698 #endif
699 #ifdef CONFIG_ADDR_MAP
700 	initr_addr_map,
701 #endif
702 #if defined(CONFIG_BOARD_EARLY_INIT_R)
703 	board_early_init_r,
704 #endif
705 	INIT_FUNC_WATCHDOG_RESET
706 #ifdef CONFIG_POST
707 	initr_post_backlog,
708 #endif
709 	INIT_FUNC_WATCHDOG_RESET
710 #if defined(CONFIG_PCI) && defined(CONFIG_SYS_EARLY_PCI_INIT)
711 	/*
712 	 * Do early PCI configuration _before_ the flash gets initialised,
713 	 * because PCU resources are crucial for flash access on some boards.
714 	 */
715 	initr_pci,
716 #endif
717 #ifdef CONFIG_ARCH_EARLY_INIT_R
718 	arch_early_init_r,
719 #endif
720 	power_init_board,
721 #ifdef CONFIG_MTD_NOR_FLASH
722 	initr_flash,
723 #endif
724 	INIT_FUNC_WATCHDOG_RESET
725 #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_X86)
726 	/* initialize higher level parts of CPU like time base and timers */
727 	cpu_init_r,
728 #endif
729 #ifdef CONFIG_CMD_NAND
730 	initr_nand,
731 #endif
732 #ifdef CONFIG_CMD_ONENAND
733 	initr_onenand,
734 #endif
735 #ifdef CONFIG_MMC
736 	initr_mmc,
737 #endif
738 	initr_env,
739 #ifdef CONFIG_SYS_BOOTPARAMS_LEN
740 	initr_malloc_bootparams,
741 #endif
742 	INIT_FUNC_WATCHDOG_RESET
743 	initr_secondary_cpu,
744 #if defined(CONFIG_ID_EEPROM) || defined(CONFIG_SYS_I2C_MAC_OFFSET)
745 	mac_read_from_eeprom,
746 #endif
747 	INIT_FUNC_WATCHDOG_RESET
748 #if defined(CONFIG_PCI) && !defined(CONFIG_SYS_EARLY_PCI_INIT)
749 	/*
750 	 * Do pci configuration
751 	 */
752 	initr_pci,
753 #endif
754 	stdio_add_devices,
755 	initr_jumptable,
756 #ifdef CONFIG_API
757 	initr_api,
758 #endif
759 	console_init_r,		/* fully init console as a device */
760 #ifdef CONFIG_DISPLAY_BOARDINFO_LATE
761 	console_announce_r,
762 	show_board_info,
763 #endif
764 #ifdef CONFIG_ARCH_MISC_INIT
765 	arch_misc_init,		/* miscellaneous arch-dependent init */
766 #endif
767 #ifdef CONFIG_MISC_INIT_R
768 	misc_init_r,		/* miscellaneous platform-dependent init */
769 #endif
770 	INIT_FUNC_WATCHDOG_RESET
771 #ifdef CONFIG_CMD_KGDB
772 	initr_kgdb,
773 #endif
774 	interrupt_init,
775 #ifdef CONFIG_ARM
776 	initr_enable_interrupts,
777 #endif
778 #if defined(CONFIG_MICROBLAZE) || defined(CONFIG_M68K)
779 	timer_init,		/* initialize timer */
780 #endif
781 #if defined(CONFIG_LED_STATUS)
782 	initr_status_led,
783 #endif
784 	/* PPC has a udelay(20) here dating from 2002. Why? */
785 #ifdef CONFIG_CMD_NET
786 	initr_ethaddr,
787 #endif
788 #ifdef CONFIG_BOARD_LATE_INIT
789 	board_late_init,
790 #endif
791 #if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI)
792 	INIT_FUNC_WATCHDOG_RESET
793 	initr_scsi,
794 #endif
795 #ifdef CONFIG_BITBANGMII
796 	initr_bbmii,
797 #endif
798 #ifdef CONFIG_CMD_NET
799 	INIT_FUNC_WATCHDOG_RESET
800 	initr_net,
801 #endif
802 #ifdef CONFIG_POST
803 	initr_post,
804 #endif
805 #if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_IDE)
806 	initr_pcmcia,
807 #endif
808 #if defined(CONFIG_IDE) && !defined(CONFIG_BLK)
809 	initr_ide,
810 #endif
811 #ifdef CONFIG_LAST_STAGE_INIT
812 	INIT_FUNC_WATCHDOG_RESET
813 	/*
814 	 * Some parts can be only initialized if all others (like
815 	 * Interrupts) are up and running (i.e. the PC-style ISA
816 	 * keyboard).
817 	 */
818 	last_stage_init,
819 #endif
820 #ifdef CONFIG_CMD_BEDBUG
821 	INIT_FUNC_WATCHDOG_RESET
822 	initr_bedbug,
823 #endif
824 #if defined(CONFIG_PRAM)
825 	initr_mem,
826 #endif
827 	run_main_loop,
828 };
829 
830 void board_init_r(gd_t *new_gd, ulong dest_addr)
831 {
832 	/*
833 	 * Set up the new global data pointer. So far only x86 does this
834 	 * here.
835 	 * TODO(sjg@chromium.org): Consider doing this for all archs, or
836 	 * dropping the new_gd parameter.
837 	 */
838 #if CONFIG_IS_ENABLED(X86_64)
839 	arch_setup_gd(new_gd);
840 #endif
841 
842 #ifdef CONFIG_NEEDS_MANUAL_RELOC
843 	int i;
844 #endif
845 
846 #if !defined(CONFIG_X86) && !defined(CONFIG_ARM) && !defined(CONFIG_ARM64)
847 	gd = new_gd;
848 #endif
849 	gd->flags &= ~GD_FLG_LOG_READY;
850 
851 #ifdef CONFIG_NEEDS_MANUAL_RELOC
852 	for (i = 0; i < ARRAY_SIZE(init_sequence_r); i++)
853 		init_sequence_r[i] += gd->reloc_off;
854 #endif
855 
856 	if (initcall_run_list(init_sequence_r))
857 		hang();
858 
859 	/* NOTREACHED - run_main_loop() does not return */
860 	hang();
861 }
862