xref: /openbmc/u-boot/common/board_r.c (revision 3a1a18ff)
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 #ifdef CONFIG_HAS_DATAFLASH
19 #include <dataflash.h>
20 #endif
21 #include <dm.h>
22 #include <environment.h>
23 #include <fdtdec.h>
24 #if defined(CONFIG_CMD_IDE)
25 #include <ide.h>
26 #endif
27 #include <initcall.h>
28 #ifdef CONFIG_PS2KBD
29 #include <keyboard.h>
30 #endif
31 #if defined(CONFIG_CMD_KGDB)
32 #include <kgdb.h>
33 #endif
34 #include <logbuff.h>
35 #include <malloc.h>
36 #ifdef CONFIG_BITBANGMII
37 #include <miiphy.h>
38 #endif
39 #include <mmc.h>
40 #include <nand.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 <trace.h>
47 #include <watchdog.h>
48 #ifdef CONFIG_ADDR_MAP
49 #include <asm/mmu.h>
50 #endif
51 #include <asm/sections.h>
52 #ifdef CONFIG_X86
53 #include <asm/init_helpers.h>
54 #endif
55 #include <dm/root.h>
56 #include <linux/compiler.h>
57 #include <linux/err.h>
58 
59 DECLARE_GLOBAL_DATA_PTR;
60 
61 ulong monitor_flash_len;
62 
63 __weak int board_flash_wp_on(void)
64 {
65 	/*
66 	 * Most flashes can't be detected when write protection is enabled,
67 	 * so provide a way to let U-Boot gracefully ignore write protected
68 	 * devices.
69 	 */
70 	return 0;
71 }
72 
73 __weak void cpu_secondary_init_r(void)
74 {
75 }
76 
77 static int initr_secondary_cpu(void)
78 {
79 	/*
80 	 * after non-volatile devices & environment is setup and cpu code have
81 	 * another round to deal with any initialization that might require
82 	 * full access to the environment or loading of some image (firmware)
83 	 * from a non-volatile device
84 	 */
85 	/* TODO: maybe define this for all archs? */
86 	cpu_secondary_init_r();
87 
88 	return 0;
89 }
90 
91 static int initr_trace(void)
92 {
93 #ifdef CONFIG_TRACE
94 	trace_init(gd->trace_buff, CONFIG_TRACE_BUFFER_SIZE);
95 #endif
96 
97 	return 0;
98 }
99 
100 static int initr_reloc(void)
101 {
102 	/* tell others: relocation done */
103 	gd->flags |= GD_FLG_RELOC | GD_FLG_FULL_MALLOC_INIT;
104 	bootstage_mark_name(BOOTSTAGE_ID_START_UBOOT_R, "board_init_r");
105 
106 	return 0;
107 }
108 
109 #ifdef CONFIG_ARM
110 /*
111  * Some of these functions are needed purely because the functions they
112  * call return void. If we change them to return 0, these stubs can go away.
113  */
114 static int initr_caches(void)
115 {
116 	/* Enable caches */
117 	enable_caches();
118 	return 0;
119 }
120 #endif
121 
122 __weak int fixup_cpu(void)
123 {
124 	return 0;
125 }
126 
127 static int initr_reloc_global_data(void)
128 {
129 #ifdef __ARM__
130 	monitor_flash_len = _end - __image_copy_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 	return 0;
159 }
160 
161 static int initr_serial(void)
162 {
163 	serial_initialize();
164 	return 0;
165 }
166 
167 #ifdef CONFIG_PPC
168 static int initr_trap(void)
169 {
170 	/*
171 	 * Setup trap handlers
172 	 */
173 	trap_init(gd->relocaddr);
174 
175 	return 0;
176 }
177 #endif
178 
179 #ifdef CONFIG_ADDR_MAP
180 static int initr_addr_map(void)
181 {
182 	init_addr_map();
183 
184 	return 0;
185 }
186 #endif
187 
188 #ifdef CONFIG_LOGBUFFER
189 unsigned long logbuffer_base(void)
190 {
191 	return gd->ram_top - LOGBUFF_LEN;
192 }
193 
194 static int initr_logbuffer(void)
195 {
196 	logbuff_init_ptrs();
197 	return 0;
198 }
199 #endif
200 
201 #ifdef CONFIG_POST
202 static int initr_post_backlog(void)
203 {
204 	post_output_backlog();
205 	return 0;
206 }
207 #endif
208 
209 #ifdef CONFIG_SYS_DELAYED_ICACHE
210 static int initr_icache_enable(void)
211 {
212 	return 0;
213 }
214 #endif
215 
216 #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500)
217 static int initr_unlock_ram_in_cache(void)
218 {
219 	unlock_ram_in_cache();	/* it's time to unlock D-cache in e500 */
220 	return 0;
221 }
222 #endif
223 
224 #ifdef CONFIG_PCI
225 static int initr_pci(void)
226 {
227 	pci_init();
228 
229 	return 0;
230 }
231 #endif
232 
233 #ifdef CONFIG_WINBOND_83C553
234 static int initr_w83c553f(void)
235 {
236 	/*
237 	 * Initialise the ISA bridge
238 	 */
239 	initialise_w83c553f();
240 	return 0;
241 }
242 #endif
243 
244 static int initr_barrier(void)
245 {
246 #ifdef CONFIG_PPC
247 	/* TODO: Can we not use dmb() macros for this? */
248 	asm("sync ; isync");
249 #endif
250 	return 0;
251 }
252 
253 static int initr_malloc(void)
254 {
255 	ulong malloc_start;
256 
257 #ifdef CONFIG_SYS_MALLOC_F_LEN
258 	debug("Pre-reloc malloc() used %#lx bytes (%ld KB)\n", gd->malloc_ptr,
259 	      gd->malloc_ptr / 1024);
260 #endif
261 	/* The malloc area is immediately below the monitor copy in DRAM */
262 	malloc_start = gd->relocaddr - TOTAL_MALLOC_LEN;
263 	mem_malloc_init((ulong)map_sysmem(malloc_start, TOTAL_MALLOC_LEN),
264 			TOTAL_MALLOC_LEN);
265 	return 0;
266 }
267 
268 #ifdef CONFIG_SYS_NONCACHED_MEMORY
269 static int initr_noncached(void)
270 {
271 	noncached_init();
272 	return 0;
273 }
274 #endif
275 
276 #ifdef CONFIG_DM
277 static int initr_dm(void)
278 {
279 	/* Save the pre-reloc driver model and start a new one */
280 	gd->dm_root_f = gd->dm_root;
281 	gd->dm_root = NULL;
282 	return dm_init_and_scan(false);
283 }
284 #endif
285 
286 __weak int power_init_board(void)
287 {
288 	return 0;
289 }
290 
291 static int initr_announce(void)
292 {
293 	debug("Now running in RAM - U-Boot at: %08lx\n", gd->relocaddr);
294 	return 0;
295 }
296 
297 #if !defined(CONFIG_SYS_NO_FLASH)
298 static int initr_flash(void)
299 {
300 	ulong flash_size = 0;
301 	bd_t *bd = gd->bd;
302 
303 	puts("Flash: ");
304 
305 	if (board_flash_wp_on())
306 		printf("Uninitialized - Write Protect On\n");
307 	else
308 		flash_size = flash_init();
309 
310 	print_size(flash_size, "");
311 #ifdef CONFIG_SYS_FLASH_CHECKSUM
312 	/*
313 	* Compute and print flash CRC if flashchecksum is set to 'y'
314 	*
315 	* NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
316 	*/
317 	if (getenv_yesno("flashchecksum") == 1) {
318 		printf("  CRC: %08X", crc32(0,
319 			(const unsigned char *) CONFIG_SYS_FLASH_BASE,
320 			flash_size));
321 	}
322 #endif /* CONFIG_SYS_FLASH_CHECKSUM */
323 	putc('\n');
324 
325 	/* update start of FLASH memory    */
326 #ifdef CONFIG_SYS_FLASH_BASE
327 	bd->bi_flashstart = CONFIG_SYS_FLASH_BASE;
328 #endif
329 	/* size of FLASH memory (final value) */
330 	bd->bi_flashsize = flash_size;
331 
332 #if defined(CONFIG_SYS_UPDATE_FLASH_SIZE)
333 	/* Make a update of the Memctrl. */
334 	update_flash_size(flash_size);
335 #endif
336 
337 
338 #if defined(CONFIG_OXC) || defined(CONFIG_RMU)
339 	/* flash mapped at end of memory map */
340 	bd->bi_flashoffset = CONFIG_SYS_TEXT_BASE + flash_size;
341 #elif CONFIG_SYS_MONITOR_BASE == CONFIG_SYS_FLASH_BASE
342 	bd->bi_flashoffset = monitor_flash_len;	/* reserved area for monitor */
343 #endif
344 	return 0;
345 }
346 #endif
347 
348 #if defined(CONFIG_PPC) && !defined(CONFIG_DM_SPI)
349 static int initr_spi(void)
350 {
351 	/* PPC does this here */
352 #ifdef CONFIG_SPI
353 #if !defined(CONFIG_ENV_IS_IN_EEPROM)
354 	spi_init_f();
355 #endif
356 	spi_init_r();
357 #endif
358 	return 0;
359 }
360 #endif
361 
362 #ifdef CONFIG_CMD_NAND
363 /* go init the NAND */
364 static int initr_nand(void)
365 {
366 	puts("NAND:  ");
367 	nand_init();
368 	return 0;
369 }
370 #endif
371 
372 #if defined(CONFIG_CMD_ONENAND)
373 /* go init the NAND */
374 static int initr_onenand(void)
375 {
376 	puts("NAND:  ");
377 	onenand_init();
378 	return 0;
379 }
380 #endif
381 
382 #ifdef CONFIG_GENERIC_MMC
383 static int initr_mmc(void)
384 {
385 	puts("MMC:   ");
386 	mmc_initialize(gd->bd);
387 	return 0;
388 }
389 #endif
390 
391 #ifdef CONFIG_HAS_DATAFLASH
392 static int initr_dataflash(void)
393 {
394 	AT91F_DataflashInit();
395 	dataflash_print_info();
396 	return 0;
397 }
398 #endif
399 
400 /*
401  * Tell if it's OK to load the environment early in boot.
402  *
403  * If CONFIG_OF_CONFIG is defined, we'll check with the FDT to see
404  * if this is OK (defaulting to saying it's OK).
405  *
406  * NOTE: Loading the environment early can be a bad idea if security is
407  *       important, since no verification is done on the environment.
408  *
409  * @return 0 if environment should not be loaded, !=0 if it is ok to load
410  */
411 static int should_load_env(void)
412 {
413 #ifdef CONFIG_OF_CONTROL
414 	return fdtdec_get_config_int(gd->fdt_blob, "load-environment", 1);
415 #elif defined CONFIG_DELAY_ENVIRONMENT
416 	return 0;
417 #else
418 	return 1;
419 #endif
420 }
421 
422 static int initr_env(void)
423 {
424 	/* initialize environment */
425 	if (should_load_env())
426 		env_relocate();
427 	else
428 		set_default_env(NULL);
429 
430 	/* Initialize from environment */
431 	load_addr = getenv_ulong("loadaddr", 16, load_addr);
432 #if defined(CONFIG_SYS_EXTBDINFO)
433 #if defined(CONFIG_405GP) || defined(CONFIG_405EP)
434 #if defined(CONFIG_I2CFAST)
435 	/*
436 	 * set bi_iic_fast for linux taking environment variable
437 	 * "i2cfast" into account
438 	 */
439 	{
440 		char *s = getenv("i2cfast");
441 
442 		if (s && ((*s == 'y') || (*s == 'Y'))) {
443 			gd->bd->bi_iic_fast[0] = 1;
444 			gd->bd->bi_iic_fast[1] = 1;
445 		}
446 	}
447 #endif /* CONFIG_I2CFAST */
448 #endif /* CONFIG_405GP, CONFIG_405EP */
449 #endif /* CONFIG_SYS_EXTBDINFO */
450 	return 0;
451 }
452 
453 #ifdef CONFIG_SC3
454 /* TODO: with new initcalls, move this into the driver */
455 extern void sc3_read_eeprom(void);
456 
457 static int initr_sc3_read_eeprom(void)
458 {
459 	sc3_read_eeprom();
460 	return 0;
461 }
462 #endif
463 
464 static int initr_jumptable(void)
465 {
466 	jumptable_init();
467 	return 0;
468 }
469 
470 #if defined(CONFIG_API)
471 static int initr_api(void)
472 {
473 	/* Initialize API */
474 	api_init();
475 	return 0;
476 }
477 #endif
478 
479 /* enable exceptions */
480 #ifdef CONFIG_ARM
481 static int initr_enable_interrupts(void)
482 {
483 	enable_interrupts();
484 	return 0;
485 }
486 #endif
487 
488 #ifdef CONFIG_CMD_NET
489 static int initr_ethaddr(void)
490 {
491 	bd_t *bd = gd->bd;
492 
493 	/* kept around for legacy kernels only ... ignore the next section */
494 	eth_getenv_enetaddr("ethaddr", bd->bi_enetaddr);
495 #ifdef CONFIG_HAS_ETH1
496 	eth_getenv_enetaddr("eth1addr", bd->bi_enet1addr);
497 #endif
498 #ifdef CONFIG_HAS_ETH2
499 	eth_getenv_enetaddr("eth2addr", bd->bi_enet2addr);
500 #endif
501 #ifdef CONFIG_HAS_ETH3
502 	eth_getenv_enetaddr("eth3addr", bd->bi_enet3addr);
503 #endif
504 #ifdef CONFIG_HAS_ETH4
505 	eth_getenv_enetaddr("eth4addr", bd->bi_enet4addr);
506 #endif
507 #ifdef CONFIG_HAS_ETH5
508 	eth_getenv_enetaddr("eth5addr", bd->bi_enet5addr);
509 #endif
510 	return 0;
511 }
512 #endif /* CONFIG_CMD_NET */
513 
514 #ifdef CONFIG_CMD_KGDB
515 static int initr_kgdb(void)
516 {
517 	puts("KGDB:  ");
518 	kgdb_init();
519 	return 0;
520 }
521 #endif
522 
523 #if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT)
524 static int initr_status_led(void)
525 {
526 	status_led_set(STATUS_LED_BOOT, STATUS_LED_BLINKING);
527 
528 	return 0;
529 }
530 #endif
531 
532 #if defined(CONFIG_CMD_SCSI)
533 static int initr_scsi(void)
534 {
535 	puts("SCSI:  ");
536 	scsi_init();
537 
538 	return 0;
539 }
540 #endif
541 
542 #if defined(CONFIG_CMD_DOC)
543 static int initr_doc(void)
544 {
545 	puts("DOC:   ");
546 	doc_init();
547 	return 0;
548 }
549 #endif
550 
551 #ifdef CONFIG_BITBANGMII
552 static int initr_bbmii(void)
553 {
554 	bb_miiphy_init();
555 	return 0;
556 }
557 #endif
558 
559 #ifdef CONFIG_CMD_NET
560 static int initr_net(void)
561 {
562 	puts("Net:   ");
563 	eth_initialize(gd->bd);
564 #if defined(CONFIG_RESET_PHY_R)
565 	debug("Reset Ethernet PHY\n");
566 	reset_phy();
567 #endif
568 	return 0;
569 }
570 #endif
571 
572 #ifdef CONFIG_POST
573 static int initr_post(void)
574 {
575 	post_run(NULL, POST_RAM | post_bootmode_get(0));
576 	return 0;
577 }
578 #endif
579 
580 #if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_CMD_IDE)
581 static int initr_pcmcia(void)
582 {
583 	puts("PCMCIA:");
584 	pcmcia_init();
585 	return 0;
586 }
587 #endif
588 
589 #if defined(CONFIG_CMD_IDE)
590 static int initr_ide(void)
591 {
592 #ifdef	CONFIG_IDE_8xx_PCCARD
593 	puts("PCMCIA:");
594 #else
595 	puts("IDE:   ");
596 #endif
597 #if defined(CONFIG_START_IDE)
598 	if (board_start_ide())
599 		ide_init();
600 #else
601 	ide_init();
602 #endif
603 	return 0;
604 }
605 #endif
606 
607 #if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER)
608 /*
609  * Export available size of memory for Linux, taking into account the
610  * protected RAM at top of memory
611  */
612 int initr_mem(void)
613 {
614 	ulong pram = 0;
615 	char memsz[32];
616 
617 # ifdef CONFIG_PRAM
618 	pram = getenv_ulong("pram", 10, CONFIG_PRAM);
619 # endif
620 # if defined(CONFIG_LOGBUFFER) && !defined(CONFIG_ALT_LB_ADDR)
621 	/* Also take the logbuffer into account (pram is in kB) */
622 	pram += (LOGBUFF_LEN + LOGBUFF_OVERHEAD) / 1024;
623 # endif
624 	sprintf(memsz, "%ldk", (long int) ((gd->ram_size / 1024) - pram));
625 	setenv("mem", memsz);
626 
627 	return 0;
628 }
629 #endif
630 
631 #ifdef CONFIG_CMD_BEDBUG
632 static int initr_bedbug(void)
633 {
634 	bedbug_init();
635 
636 	return 0;
637 }
638 #endif
639 
640 #ifdef CONFIG_PS2KBD
641 static int initr_kbd(void)
642 {
643 	puts("PS/2:  ");
644 	kbd_init();
645 	return 0;
646 }
647 #endif
648 
649 static int run_main_loop(void)
650 {
651 #ifdef CONFIG_SANDBOX
652 	sandbox_main_loop_init();
653 #endif
654 	/* main_loop() can return to retry autoboot, if so just run it again */
655 	for (;;)
656 		main_loop();
657 	return 0;
658 }
659 
660 /*
661  * Over time we hope to remove these functions with code fragments and
662  * stub funtcions, and instead call the relevant function directly.
663  *
664  * We also hope to remove most of the driver-related init and do it if/when
665  * the driver is later used.
666  *
667  * TODO: perhaps reset the watchdog in the initcall function after each call?
668  */
669 init_fnc_t init_sequence_r[] = {
670 	initr_trace,
671 	initr_reloc,
672 	/* TODO: could x86/PPC have this also perhaps? */
673 #ifdef CONFIG_ARM
674 	initr_caches,
675 #endif
676 	initr_reloc_global_data,
677 #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500)
678 	initr_unlock_ram_in_cache,
679 #endif
680 	initr_barrier,
681 	initr_malloc,
682 #ifdef CONFIG_SYS_NONCACHED_MEMORY
683 	initr_noncached,
684 #endif
685 	bootstage_relocate,
686 #ifdef CONFIG_DM
687 	initr_dm,
688 #endif
689 #ifdef CONFIG_ARM
690 	board_init,	/* Setup chipselects */
691 #endif
692 	/*
693 	 * TODO: printing of the clock inforamtion of the board is now
694 	 * implemented as part of bdinfo command. Currently only support for
695 	 * davinci SOC's is added. Remove this check once all the board
696 	 * implement this.
697 	 */
698 #ifdef CONFIG_CLOCKS
699 	set_cpu_clk_info, /* Setup clock information */
700 #endif
701 	stdio_init_tables,
702 	initr_serial,
703 	initr_announce,
704 	INIT_FUNC_WATCHDOG_RESET
705 #ifdef CONFIG_PPC
706 	initr_trap,
707 #endif
708 #ifdef CONFIG_ADDR_MAP
709 	initr_addr_map,
710 #endif
711 #if defined(CONFIG_BOARD_EARLY_INIT_R)
712 	board_early_init_r,
713 #endif
714 	INIT_FUNC_WATCHDOG_RESET
715 #ifdef CONFIG_LOGBUFFER
716 	initr_logbuffer,
717 #endif
718 #ifdef CONFIG_POST
719 	initr_post_backlog,
720 #endif
721 	INIT_FUNC_WATCHDOG_RESET
722 #ifdef CONFIG_SYS_DELAYED_ICACHE
723 	initr_icache_enable,
724 #endif
725 #if defined(CONFIG_PCI) && defined(CONFIG_SYS_EARLY_PCI_INIT)
726 	/*
727 	 * Do early PCI configuration _before_ the flash gets initialised,
728 	 * because PCU ressources are crucial for flash access on some boards.
729 	 */
730 	initr_pci,
731 #endif
732 #ifdef CONFIG_WINBOND_83C553
733 	initr_w83c553f,
734 #endif
735 #ifdef CONFIG_ARCH_EARLY_INIT_R
736 	arch_early_init_r,
737 #endif
738 	power_init_board,
739 #ifndef CONFIG_SYS_NO_FLASH
740 	initr_flash,
741 #endif
742 	INIT_FUNC_WATCHDOG_RESET
743 #if defined(CONFIG_PPC)
744 	/* initialize higher level parts of CPU like time base and timers */
745 	cpu_init_r,
746 #endif
747 #ifdef CONFIG_PPC
748 	initr_spi,
749 #endif
750 #if defined(CONFIG_X86) && defined(CONFIG_SPI)
751 	init_func_spi,
752 #endif
753 #ifdef CONFIG_CMD_NAND
754 	initr_nand,
755 #endif
756 #ifdef CONFIG_CMD_ONENAND
757 	initr_onenand,
758 #endif
759 #ifdef CONFIG_GENERIC_MMC
760 	initr_mmc,
761 #endif
762 #ifdef CONFIG_HAS_DATAFLASH
763 	initr_dataflash,
764 #endif
765 	initr_env,
766 	INIT_FUNC_WATCHDOG_RESET
767 	initr_secondary_cpu,
768 #ifdef CONFIG_SC3
769 	initr_sc3_read_eeprom,
770 #endif
771 #if defined(CONFIG_ID_EEPROM) || defined(CONFIG_SYS_I2C_MAC_OFFSET)
772 	mac_read_from_eeprom,
773 #endif
774 	INIT_FUNC_WATCHDOG_RESET
775 #if defined(CONFIG_PCI) && !defined(CONFIG_SYS_EARLY_PCI_INIT)
776 	/*
777 	 * Do pci configuration
778 	 */
779 	initr_pci,
780 #endif
781 	stdio_add_devices,
782 	initr_jumptable,
783 #ifdef CONFIG_API
784 	initr_api,
785 #endif
786 	console_init_r,		/* fully init console as a device */
787 #ifdef CONFIG_DISPLAY_BOARDINFO_LATE
788 	show_board_info,
789 #endif
790 #ifdef CONFIG_ARCH_MISC_INIT
791 	arch_misc_init,		/* miscellaneous arch-dependent init */
792 #endif
793 #ifdef CONFIG_MISC_INIT_R
794 	misc_init_r,		/* miscellaneous platform-dependent init */
795 #endif
796 	INIT_FUNC_WATCHDOG_RESET
797 #ifdef CONFIG_CMD_KGDB
798 	initr_kgdb,
799 #endif
800 	interrupt_init,
801 #if defined(CONFIG_ARM)
802 	initr_enable_interrupts,
803 #endif
804 #ifdef CONFIG_X86
805 	timer_init,		/* initialize timer */
806 #endif
807 #if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT)
808 	initr_status_led,
809 #endif
810 	/* PPC has a udelay(20) here dating from 2002. Why? */
811 #ifdef CONFIG_CMD_NET
812 	initr_ethaddr,
813 #endif
814 #ifdef CONFIG_BOARD_LATE_INIT
815 	board_late_init,
816 #endif
817 #ifdef CONFIG_CMD_SCSI
818 	INIT_FUNC_WATCHDOG_RESET
819 	initr_scsi,
820 #endif
821 #ifdef CONFIG_CMD_DOC
822 	INIT_FUNC_WATCHDOG_RESET
823 	initr_doc,
824 #endif
825 #ifdef CONFIG_BITBANGMII
826 	initr_bbmii,
827 #endif
828 #ifdef CONFIG_CMD_NET
829 	INIT_FUNC_WATCHDOG_RESET
830 	initr_net,
831 #endif
832 #ifdef CONFIG_POST
833 	initr_post,
834 #endif
835 #if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_CMD_IDE)
836 	initr_pcmcia,
837 #endif
838 #if defined(CONFIG_CMD_IDE)
839 	initr_ide,
840 #endif
841 #ifdef CONFIG_LAST_STAGE_INIT
842 	INIT_FUNC_WATCHDOG_RESET
843 	/*
844 	 * Some parts can be only initialized if all others (like
845 	 * Interrupts) are up and running (i.e. the PC-style ISA
846 	 * keyboard).
847 	 */
848 	last_stage_init,
849 #endif
850 #ifdef CONFIG_CMD_BEDBUG
851 	INIT_FUNC_WATCHDOG_RESET
852 	initr_bedbug,
853 #endif
854 #if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER)
855 	initr_mem,
856 #endif
857 #ifdef CONFIG_PS2KBD
858 	initr_kbd,
859 #endif
860 	run_main_loop,
861 };
862 
863 void board_init_r(gd_t *new_gd, ulong dest_addr)
864 {
865 #ifdef CONFIG_NEEDS_MANUAL_RELOC
866 	int i;
867 #endif
868 
869 #if !defined(CONFIG_X86) && !defined(CONFIG_ARM) && !defined(CONFIG_ARM64)
870 	gd = new_gd;
871 #endif
872 
873 #ifdef CONFIG_NEEDS_MANUAL_RELOC
874 	for (i = 0; i < ARRAY_SIZE(init_sequence_r); i++)
875 		init_sequence_r[i] += gd->reloc_off;
876 #endif
877 
878 	if (initcall_run_list(init_sequence_r))
879 		hang();
880 
881 	/* NOTREACHED - run_main_loop() does not return */
882 	hang();
883 }
884