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12#include <common.h>
13#include <api.h>
14#include <cpu_func.h>
15#include <irq_func.h>
16#include <u-boot/crc.h>
17
18#if defined(CONFIG_CMD_BEDBUG)
19#include <bedbug/type.h>
20#endif
21#include <command.h>
22#include <console.h>
23#include <dm.h>
24#include <env.h>
25#include <env_internal.h>
26#include <fdtdec.h>
27#include <ide.h>
28#include <initcall.h>
29#if defined(CONFIG_CMD_KGDB)
30#include <kgdb.h>
31#endif
32#include <irq_func.h>
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 <status_led.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#include <wdt.h>
58#if defined(CONFIG_GPIO_HOG)
59#include <asm/gpio.h>
60#endif
61
62DECLARE_GLOBAL_DATA_PTR;
63
64ulong monitor_flash_len;
65
66__weak int board_flash_wp_on(void)
67{
68
69
70
71
72
73 return 0;
74}
75
76__weak void cpu_secondary_init_r(void)
77{
78}
79
80static int initr_secondary_cpu(void)
81{
82
83
84
85
86
87
88
89 cpu_secondary_init_r();
90
91 return 0;
92}
93
94static int initr_trace(void)
95{
96#ifdef CONFIG_TRACE
97 trace_init(gd->trace_buff, CONFIG_TRACE_BUFFER_SIZE);
98#endif
99
100 return 0;
101}
102
103static int initr_reloc(void)
104{
105
106 gd->flags |= GD_FLG_RELOC | GD_FLG_FULL_MALLOC_INIT;
107
108 return 0;
109}
110
111#ifdef CONFIG_ARM
112
113
114
115
116static int initr_caches(void)
117{
118
119 enable_caches();
120 return 0;
121}
122#endif
123
124__weak int fixup_cpu(void)
125{
126 return 0;
127}
128
129static int initr_reloc_global_data(void)
130{
131#ifdef __ARM__
132 monitor_flash_len = _end - __image_copy_start;
133#elif defined(CONFIG_NDS32) || defined(CONFIG_RISCV)
134 monitor_flash_len = (ulong)&_end - (ulong)&_start;
135#elif !defined(CONFIG_SANDBOX) && !defined(CONFIG_NIOS2)
136 monitor_flash_len = (ulong)&__init_end - gd->relocaddr;
137#endif
138#if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)
139
140
141
142
143
144 gd->arch.cpu += gd->relocaddr - CONFIG_SYS_MONITOR_BASE;
145
146
147
148
149
150 fixup_cpu();
151#endif
152#ifdef CONFIG_SYS_RELOC_GD_ENV_ADDR
153
154
155
156
157 gd->env_addr += gd->reloc_off;
158#endif
159#ifdef CONFIG_OF_EMBED
160
161
162
163
164 gd->fdt_blob += gd->reloc_off;
165#endif
166#ifdef CONFIG_EFI_LOADER
167
168
169
170
171
172 efi_save_gd();
173
174 efi_runtime_relocate(gd->relocaddr, NULL);
175#endif
176
177 return 0;
178}
179
180static int initr_serial(void)
181{
182 serial_initialize();
183 return 0;
184}
185
186#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_MIPS)
187static int initr_trap(void)
188{
189
190
191
192#if defined(CONFIG_PPC)
193 trap_init(gd->relocaddr);
194#else
195 trap_init(CONFIG_SYS_SDRAM_BASE);
196#endif
197 return 0;
198}
199#endif
200
201#ifdef CONFIG_ADDR_MAP
202static int initr_addr_map(void)
203{
204 init_addr_map();
205
206 return 0;
207}
208#endif
209
210#ifdef CONFIG_POST
211static int initr_post_backlog(void)
212{
213 post_output_backlog();
214 return 0;
215}
216#endif
217
218#if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500)
219static int initr_unlock_ram_in_cache(void)
220{
221 unlock_ram_in_cache();
222 return 0;
223}
224#endif
225
226#ifdef CONFIG_PCI
227static int initr_pci(void)
228{
229#ifndef CONFIG_DM_PCI
230 pci_init();
231#endif
232
233 return 0;
234}
235#endif
236
237static int initr_barrier(void)
238{
239#ifdef CONFIG_PPC
240
241 asm("sync ; isync");
242#endif
243 return 0;
244}
245
246static int initr_malloc(void)
247{
248 ulong malloc_start;
249
250#if CONFIG_VAL(SYS_MALLOC_F_LEN)
251 debug("Pre-reloc malloc() used %#lx bytes (%ld KB)\n", gd->malloc_ptr,
252 gd->malloc_ptr / 1024);
253#endif
254
255
256
257
258
259 malloc_start = gd->relocaddr - TOTAL_MALLOC_LEN;
260 mem_malloc_init((ulong)map_sysmem(malloc_start, TOTAL_MALLOC_LEN),
261 TOTAL_MALLOC_LEN);
262 return 0;
263}
264
265static int initr_console_record(void)
266{
267#if defined(CONFIG_CONSOLE_RECORD)
268 return console_record_init();
269#else
270 return 0;
271#endif
272}
273
274#ifdef CONFIG_SYS_NONCACHED_MEMORY
275static int initr_noncached(void)
276{
277 noncached_init();
278 return 0;
279}
280#endif
281
282#ifdef CONFIG_OF_LIVE
283static int initr_of_live(void)
284{
285 int ret;
286
287 bootstage_start(BOOTSTAGE_ID_ACCUM_OF_LIVE, "of_live");
288 ret = of_live_build(gd->fdt_blob, (struct device_node **)&gd->of_root);
289 bootstage_accum(BOOTSTAGE_ID_ACCUM_OF_LIVE);
290 if (ret)
291 return ret;
292
293 return 0;
294}
295#endif
296
297#ifdef CONFIG_DM
298static int initr_dm(void)
299{
300 int ret;
301
302
303 gd->dm_root_f = gd->dm_root;
304 gd->dm_root = NULL;
305#ifdef CONFIG_TIMER
306 gd->timer = NULL;
307#endif
308 bootstage_start(BOOTSTATE_ID_ACCUM_DM_R, "dm_r");
309 ret = dm_init_and_scan(false);
310 bootstage_accum(BOOTSTATE_ID_ACCUM_DM_R);
311 if (ret)
312 return ret;
313#ifdef CONFIG_TIMER_EARLY
314 ret = dm_timer_init();
315 if (ret)
316 return ret;
317#endif
318
319 return 0;
320}
321#endif
322
323static int initr_bootstage(void)
324{
325 bootstage_mark_name(BOOTSTAGE_ID_START_UBOOT_R, "board_init_r");
326
327 return 0;
328}
329
330__weak int power_init_board(void)
331{
332 return 0;
333}
334
335static int initr_announce(void)
336{
337 debug("Now running in RAM - U-Boot at: %08lx\n", gd->relocaddr);
338 return 0;
339}
340
341#ifdef CONFIG_NEEDS_MANUAL_RELOC
342static int initr_manual_reloc_cmdtable(void)
343{
344 fixup_cmdtable(ll_entry_start(cmd_tbl_t, cmd),
345 ll_entry_count(cmd_tbl_t, cmd));
346 return 0;
347}
348#endif
349
350#if defined(CONFIG_MTD_NOR_FLASH)
351static int initr_flash(void)
352{
353 ulong flash_size = 0;
354 bd_t *bd = gd->bd;
355
356 puts("Flash: ");
357
358 if (board_flash_wp_on())
359 printf("Uninitialized - Write Protect On\n");
360 else
361 flash_size = flash_init();
362
363 print_size(flash_size, "");
364#ifdef CONFIG_SYS_FLASH_CHECKSUM
365
366
367
368
369
370 if (env_get_yesno("flashchecksum") == 1) {
371 const uchar *flash_base = (const uchar *)CONFIG_SYS_FLASH_BASE;
372
373 printf(" CRC: %08X", crc32(0,
374 flash_base,
375 flash_size));
376 }
377#endif
378 putc('\n');
379
380
381#ifdef CONFIG_SYS_FLASH_BASE
382 bd->bi_flashstart = CONFIG_SYS_FLASH_BASE;
383#endif
384
385 bd->bi_flashsize = flash_size;
386
387#if defined(CONFIG_SYS_UPDATE_FLASH_SIZE)
388
389 update_flash_size(flash_size);
390#endif
391
392#if defined(CONFIG_OXC) || defined(CONFIG_RMU)
393
394 bd->bi_flashoffset = CONFIG_SYS_TEXT_BASE + flash_size;
395#elif CONFIG_SYS_MONITOR_BASE == CONFIG_SYS_FLASH_BASE
396 bd->bi_flashoffset = monitor_flash_len;
397#endif
398 return 0;
399}
400#endif
401
402#ifdef CONFIG_CMD_NAND
403
404static int initr_nand(void)
405{
406 puts("NAND: ");
407 nand_init();
408 printf("%lu MiB\n", nand_size() / 1024);
409 return 0;
410}
411#endif
412
413#if defined(CONFIG_CMD_ONENAND)
414
415static int initr_onenand(void)
416{
417 puts("NAND: ");
418 onenand_init();
419 return 0;
420}
421#endif
422
423#ifdef CONFIG_MMC
424static int initr_mmc(void)
425{
426 puts("MMC: ");
427 mmc_initialize(gd->bd);
428 return 0;
429}
430#endif
431
432
433
434
435
436
437
438
439
440
441
442
443static int should_load_env(void)
444{
445#ifdef CONFIG_OF_CONTROL
446 return fdtdec_get_config_int(gd->fdt_blob, "load-environment", 1);
447#elif defined CONFIG_DELAY_ENVIRONMENT
448 return 0;
449#else
450 return 1;
451#endif
452}
453
454static int initr_env(void)
455{
456
457 if (should_load_env())
458 env_relocate();
459 else
460 env_set_default(NULL, 0);
461#ifdef CONFIG_OF_CONTROL
462 env_set_hex("fdtcontroladdr",
463 (unsigned long)map_to_sysmem(gd->fdt_blob));
464#endif
465
466
467 load_addr = env_get_ulong("loadaddr", 16, load_addr);
468
469 return 0;
470}
471
472#ifdef CONFIG_SYS_BOOTPARAMS_LEN
473static int initr_malloc_bootparams(void)
474{
475 gd->bd->bi_boot_params = (ulong)malloc(CONFIG_SYS_BOOTPARAMS_LEN);
476 if (!gd->bd->bi_boot_params) {
477 puts("WARNING: Cannot allocate space for boot parameters\n");
478 return -ENOMEM;
479 }
480 return 0;
481}
482#endif
483
484static int initr_jumptable(void)
485{
486 jumptable_init();
487 return 0;
488}
489
490#if defined(CONFIG_API)
491static int initr_api(void)
492{
493
494 api_init();
495 return 0;
496}
497#endif
498
499
500#ifdef CONFIG_ARM
501static int initr_enable_interrupts(void)
502{
503 enable_interrupts();
504 return 0;
505}
506#endif
507
508#ifdef CONFIG_CMD_NET
509static int initr_ethaddr(void)
510{
511 bd_t *bd = gd->bd;
512
513
514 eth_env_get_enetaddr("ethaddr", bd->bi_enetaddr);
515#ifdef CONFIG_HAS_ETH1
516 eth_env_get_enetaddr("eth1addr", bd->bi_enet1addr);
517#endif
518#ifdef CONFIG_HAS_ETH2
519 eth_env_get_enetaddr("eth2addr", bd->bi_enet2addr);
520#endif
521#ifdef CONFIG_HAS_ETH3
522 eth_env_get_enetaddr("eth3addr", bd->bi_enet3addr);
523#endif
524#ifdef CONFIG_HAS_ETH4
525 eth_env_get_enetaddr("eth4addr", bd->bi_enet4addr);
526#endif
527#ifdef CONFIG_HAS_ETH5
528 eth_env_get_enetaddr("eth5addr", bd->bi_enet5addr);
529#endif
530 return 0;
531}
532#endif
533
534#ifdef CONFIG_CMD_KGDB
535static int initr_kgdb(void)
536{
537 puts("KGDB: ");
538 kgdb_init();
539 return 0;
540}
541#endif
542
543#if defined(CONFIG_LED_STATUS)
544static int initr_status_led(void)
545{
546#if defined(CONFIG_LED_STATUS_BOOT)
547 status_led_set(CONFIG_LED_STATUS_BOOT, CONFIG_LED_STATUS_BLINKING);
548#else
549 status_led_init();
550#endif
551 return 0;
552}
553#endif
554
555#if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI)
556static int initr_scsi(void)
557{
558 puts("SCSI: ");
559 scsi_init();
560 puts("\n");
561
562 return 0;
563}
564#endif
565
566#ifdef CONFIG_BITBANGMII
567static int initr_bbmii(void)
568{
569 bb_miiphy_init();
570 return 0;
571}
572#endif
573
574#ifdef CONFIG_CMD_NET
575static 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
588static 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_IDE) && !defined(CONFIG_BLK)
596static int initr_ide(void)
597{
598 puts("IDE: ");
599#if defined(CONFIG_START_IDE)
600 if (board_start_ide())
601 ide_init();
602#else
603 ide_init();
604#endif
605 return 0;
606}
607#endif
608
609#if defined(CONFIG_PRAM)
610
611
612
613
614int initr_mem(void)
615{
616 ulong pram = 0;
617 char memsz[32];
618
619 pram = env_get_ulong("pram", 10, CONFIG_PRAM);
620 sprintf(memsz, "%ldk", (long int)((gd->ram_size / 1024) - pram));
621 env_set("mem", memsz);
622
623 return 0;
624}
625#endif
626
627#ifdef CONFIG_CMD_BEDBUG
628static int initr_bedbug(void)
629{
630 bedbug_init();
631
632 return 0;
633}
634#endif
635
636static int run_main_loop(void)
637{
638#ifdef CONFIG_SANDBOX
639 sandbox_main_loop_init();
640#endif
641
642 for (;;)
643 main_loop();
644 return 0;
645}
646
647
648
649
650
651
652
653static init_fnc_t init_sequence_r[] = {
654 initr_trace,
655 initr_reloc,
656
657#ifdef CONFIG_ARM
658 initr_caches,
659
660
661
662
663
664
665#endif
666 initr_reloc_global_data,
667#if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500)
668 initr_unlock_ram_in_cache,
669#endif
670 initr_barrier,
671 initr_malloc,
672 log_init,
673 initr_bootstage,
674 initr_console_record,
675#ifdef CONFIG_SYS_NONCACHED_MEMORY
676 initr_noncached,
677#endif
678#ifdef CONFIG_OF_LIVE
679 initr_of_live,
680#endif
681#ifdef CONFIG_DM
682 initr_dm,
683#endif
684#if defined(CONFIG_ARM) || defined(CONFIG_NDS32) || defined(CONFIG_RISCV) || \
685 defined(CONFIG_SANDBOX)
686 board_init,
687#endif
688
689
690
691
692
693
694#ifdef CONFIG_CLOCKS
695 set_cpu_clk_info,
696#endif
697#ifdef CONFIG_EFI_LOADER
698 efi_memory_init,
699#endif
700 stdio_init_tables,
701 initr_serial,
702 initr_announce,
703#if CONFIG_IS_ENABLED(WDT)
704 initr_watchdog,
705#endif
706 INIT_FUNC_WATCHDOG_RESET
707#ifdef CONFIG_NEEDS_MANUAL_RELOC
708 initr_manual_reloc_cmdtable,
709#endif
710#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_MIPS)
711 initr_trap,
712#endif
713#ifdef CONFIG_ADDR_MAP
714 initr_addr_map,
715#endif
716#if defined(CONFIG_BOARD_EARLY_INIT_R)
717 board_early_init_r,
718#endif
719 INIT_FUNC_WATCHDOG_RESET
720#ifdef CONFIG_POST
721 initr_post_backlog,
722#endif
723 INIT_FUNC_WATCHDOG_RESET
724#if defined(CONFIG_PCI) && defined(CONFIG_SYS_EARLY_PCI_INIT)
725
726
727
728
729 initr_pci,
730#endif
731#ifdef CONFIG_ARCH_EARLY_INIT_R
732 arch_early_init_r,
733#endif
734 power_init_board,
735#ifdef CONFIG_MTD_NOR_FLASH
736 initr_flash,
737#endif
738 INIT_FUNC_WATCHDOG_RESET
739#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_X86)
740
741 cpu_init_r,
742#endif
743#ifdef CONFIG_CMD_NAND
744 initr_nand,
745#endif
746#ifdef CONFIG_CMD_ONENAND
747 initr_onenand,
748#endif
749#ifdef CONFIG_MMC
750 initr_mmc,
751#endif
752 initr_env,
753#ifdef CONFIG_SYS_BOOTPARAMS_LEN
754 initr_malloc_bootparams,
755#endif
756 INIT_FUNC_WATCHDOG_RESET
757 initr_secondary_cpu,
758#if defined(CONFIG_ID_EEPROM) || defined(CONFIG_SYS_I2C_MAC_OFFSET)
759 mac_read_from_eeprom,
760#endif
761 INIT_FUNC_WATCHDOG_RESET
762#if defined(CONFIG_PCI) && !defined(CONFIG_SYS_EARLY_PCI_INIT)
763
764
765
766 initr_pci,
767#endif
768 stdio_add_devices,
769 initr_jumptable,
770#ifdef CONFIG_API
771 initr_api,
772#endif
773 console_init_r,
774#ifdef CONFIG_DISPLAY_BOARDINFO_LATE
775 console_announce_r,
776 show_board_info,
777#endif
778#ifdef CONFIG_ARCH_MISC_INIT
779 arch_misc_init,
780#endif
781#ifdef CONFIG_MISC_INIT_R
782 misc_init_r,
783#endif
784 INIT_FUNC_WATCHDOG_RESET
785#ifdef CONFIG_CMD_KGDB
786 initr_kgdb,
787#endif
788 interrupt_init,
789#ifdef CONFIG_ARM
790 initr_enable_interrupts,
791#endif
792#if defined(CONFIG_MICROBLAZE) || defined(CONFIG_M68K)
793 timer_init,
794#endif
795#if defined(CONFIG_LED_STATUS)
796 initr_status_led,
797#endif
798
799#ifdef CONFIG_CMD_NET
800 initr_ethaddr,
801#endif
802#if defined(CONFIG_GPIO_HOG)
803 gpio_hog_probe_all,
804#endif
805#ifdef CONFIG_BOARD_LATE_INIT
806 board_late_init,
807#endif
808#if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI)
809 INIT_FUNC_WATCHDOG_RESET
810 initr_scsi,
811#endif
812#ifdef CONFIG_BITBANGMII
813 initr_bbmii,
814#endif
815#ifdef CONFIG_CMD_NET
816 INIT_FUNC_WATCHDOG_RESET
817 initr_net,
818#endif
819#ifdef CONFIG_POST
820 initr_post,
821#endif
822#if defined(CONFIG_IDE) && !defined(CONFIG_BLK)
823 initr_ide,
824#endif
825#ifdef CONFIG_LAST_STAGE_INIT
826 INIT_FUNC_WATCHDOG_RESET
827
828
829
830
831
832 last_stage_init,
833#endif
834#ifdef CONFIG_CMD_BEDBUG
835 INIT_FUNC_WATCHDOG_RESET
836 initr_bedbug,
837#endif
838#if defined(CONFIG_PRAM)
839 initr_mem,
840#endif
841 run_main_loop,
842};
843
844void board_init_r(gd_t *new_gd, ulong dest_addr)
845{
846
847
848
849
850
851
852#if CONFIG_IS_ENABLED(X86_64)
853 arch_setup_gd(new_gd);
854#endif
855
856#ifdef CONFIG_NEEDS_MANUAL_RELOC
857 int i;
858#endif
859
860#if !defined(CONFIG_X86) && !defined(CONFIG_ARM) && !defined(CONFIG_ARM64)
861 gd = new_gd;
862#endif
863 gd->flags &= ~GD_FLG_LOG_READY;
864
865#ifdef CONFIG_NEEDS_MANUAL_RELOC
866 for (i = 0; i < ARRAY_SIZE(init_sequence_r); i++)
867 init_sequence_r[i] += gd->reloc_off;
868#endif
869
870 if (initcall_run_list(init_sequence_r))
871 hang();
872
873
874 hang();
875}
876