blob: 2298ba5761dba9a39ed5bc8ee2d5528a0bdc0ead [file] [log] [blame]
Simon Glass6f6430d2013-03-11 14:30:37 +00001/*
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 *
Wolfgang Denk1a459662013-07-08 09:37:19 +020010 * SPDX-License-Identifier: GPL-2.0+
Simon Glass6f6430d2013-03-11 14:30:37 +000011 */
12
13#include <common.h>
Simon Glassc2240d42013-03-14 07:20:12 +000014/* 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
Simon Glass6f6430d2013-03-11 14:30:37 +000018#ifdef CONFIG_HAS_DATAFLASH
19#include <dataflash.h>
20#endif
Simon Glass1ce60172014-02-26 15:59:20 -070021#include <dm.h>
Simon Glass6f6430d2013-03-11 14:30:37 +000022#include <environment.h>
23#include <fdtdec.h>
Simon Glassc2240d42013-03-14 07:20:12 +000024#if defined(CONFIG_CMD_IDE)
25#include <ide.h>
26#endif
Simon Glass6f6430d2013-03-11 14:30:37 +000027#include <initcall.h>
Simon Glassc2240d42013-03-14 07:20:12 +000028#ifdef CONFIG_PS2KBD
29#include <keyboard.h>
30#endif
31#if defined(CONFIG_CMD_KGDB)
32#include <kgdb.h>
33#endif
Simon Glass6f6430d2013-03-11 14:30:37 +000034#include <logbuff.h>
35#include <malloc.h>
Simon Glassc2240d42013-03-14 07:20:12 +000036#ifdef CONFIG_BITBANGMII
37#include <miiphy.h>
38#endif
Simon Glass6f6430d2013-03-11 14:30:37 +000039#include <mmc.h>
40#include <nand.h>
41#include <onenand_uboot.h>
Simon Glassc2240d42013-03-14 07:20:12 +000042#include <scsi.h>
Simon Glass6f6430d2013-03-11 14:30:37 +000043#include <serial.h>
Simon Glassc2240d42013-03-14 07:20:12 +000044#include <spi.h>
Simon Glass6f6430d2013-03-11 14:30:37 +000045#include <stdio_dev.h>
Simon Glass71c52db2013-06-11 11:14:42 -070046#include <trace.h>
Simon Glassc2240d42013-03-14 07:20:12 +000047#include <watchdog.h>
48#ifdef CONFIG_ADDR_MAP
49#include <asm/mmu.h>
50#endif
Simon Glass6f6430d2013-03-11 14:30:37 +000051#include <asm/sections.h>
Simon Glassbe274b92013-03-05 14:39:53 +000052#ifdef CONFIG_X86
53#include <asm/init_helpers.h>
54#endif
Simon Glass1ce60172014-02-26 15:59:20 -070055#include <dm/root.h>
Simon Glassc2240d42013-03-14 07:20:12 +000056#include <linux/compiler.h>
Simon Glass1ce60172014-02-26 15:59:20 -070057#include <linux/err.h>
Simon Glass6f6430d2013-03-11 14:30:37 +000058
59DECLARE_GLOBAL_DATA_PTR;
60
61ulong monitor_flash_len;
62
Simon Glassc2240d42013-03-14 07:20:12 +000063int __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
73int board_flash_wp_on(void)
74 __attribute__ ((weak, alias("__board_flash_wp_on")));
75
76void __cpu_secondary_init_r(void)
77{
78}
79
80void cpu_secondary_init_r(void)
81 __attribute__ ((weak, alias("__cpu_secondary_init_r")));
82
83static int initr_secondary_cpu(void)
84{
85 /*
86 * after non-volatile devices & environment is setup and cpu code have
87 * another round to deal with any initialization that might require
88 * full access to the environment or loading of some image (firmware)
89 * from a non-volatile device
90 */
91 /* TODO: maybe define this for all archs? */
92 cpu_secondary_init_r();
93
94 return 0;
95}
Simon Glass6f6430d2013-03-11 14:30:37 +000096
Simon Glass71c52db2013-06-11 11:14:42 -070097static int initr_trace(void)
98{
99#ifdef CONFIG_TRACE
100 trace_init(gd->trace_buff, CONFIG_TRACE_BUFFER_SIZE);
101#endif
102
103 return 0;
104}
105
Simon Glass6f6430d2013-03-11 14:30:37 +0000106static int initr_reloc(void)
107{
108 gd->flags |= GD_FLG_RELOC; /* tell others: relocation done */
109 bootstage_mark_name(BOOTSTAGE_ID_START_UBOOT_R, "board_init_r");
110
111 return 0;
112}
113
114#ifdef CONFIG_ARM
115/*
116 * Some of these functions are needed purely because the functions they
117 * call return void. If we change them to return 0, these stubs can go away.
118 */
119static int initr_caches(void)
120{
121 /* Enable caches */
122 enable_caches();
123 return 0;
124}
125#endif
126
Simon Glassc2240d42013-03-14 07:20:12 +0000127__weak int fixup_cpu(void)
128{
129 return 0;
130}
131
Simon Glass6f6430d2013-03-11 14:30:37 +0000132static int initr_reloc_global_data(void)
133{
Albert ARIBAUDb60eff32014-02-22 17:53:43 +0100134#ifdef __ARM__
135 monitor_flash_len = _end - __image_copy_start;
Simon Glassa733b062013-04-26 02:53:43 +0000136#elif !defined(CONFIG_SANDBOX)
Masahiro Yamadaa0ba2792013-05-27 00:37:30 +0000137 monitor_flash_len = (ulong)&__init_end - gd->relocaddr;
Simon Glass6f6430d2013-03-11 14:30:37 +0000138#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000139#if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)
140 /*
141 * The gd->cpu pointer is set to an address in flash before relocation.
142 * We need to update it to point to the same CPU entry in RAM.
143 * TODO: why not just add gd->reloc_ofs?
144 */
Masahiro Yamadaa0ba2792013-05-27 00:37:30 +0000145 gd->arch.cpu += gd->relocaddr - CONFIG_SYS_MONITOR_BASE;
Simon Glassc2240d42013-03-14 07:20:12 +0000146
147 /*
148 * If we didn't know the cpu mask & # cores, we can save them of
149 * now rather than 'computing' them constantly
150 */
151 fixup_cpu();
152#endif
153#ifdef CONFIG_SYS_EXTRA_ENV_RELOC
154 /*
155 * Some systems need to relocate the env_addr pointer early because the
156 * location it points to will get invalidated before env_relocate is
157 * called. One example is on systems that might use a L2 or L3 cache
158 * in SRAM mode and initialize that cache from SRAM mode back to being
159 * a cache in cpu_init_r.
160 */
Masahiro Yamadaa0ba2792013-05-27 00:37:30 +0000161 gd->env_addr += gd->relocaddr - CONFIG_SYS_MONITOR_BASE;
Simon Glassc2240d42013-03-14 07:20:12 +0000162#endif
163 return 0;
Simon Glass6f6430d2013-03-11 14:30:37 +0000164}
165
166static int initr_serial(void)
167{
168 serial_initialize();
169 return 0;
170}
171
Simon Glassc2240d42013-03-14 07:20:12 +0000172#ifdef CONFIG_PPC
173static int initr_trap(void)
174{
175 /*
176 * Setup trap handlers
177 */
Masahiro Yamadaa0ba2792013-05-27 00:37:30 +0000178 trap_init(gd->relocaddr);
Simon Glassc2240d42013-03-14 07:20:12 +0000179
180 return 0;
181}
182#endif
183
184#ifdef CONFIG_ADDR_MAP
185static int initr_addr_map(void)
186{
187 init_addr_map();
188
189 return 0;
190}
191#endif
192
Simon Glass6f6430d2013-03-11 14:30:37 +0000193#ifdef CONFIG_LOGBUFFER
194unsigned long logbuffer_base(void)
195{
196 return gd->ram_top - LOGBUFF_LEN;
197}
198
199static int initr_logbuffer(void)
200{
201 logbuff_init_ptrs();
202 return 0;
203}
204#endif
205
206#ifdef CONFIG_POST
207static int initr_post_backlog(void)
208{
209 post_output_backlog();
210 return 0;
211}
212#endif
213
Simon Glassc2240d42013-03-14 07:20:12 +0000214#ifdef CONFIG_SYS_DELAYED_ICACHE
215static int initr_icache_enable(void)
216{
217 return 0;
218}
219#endif
220
221#if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500)
222static int initr_unlock_ram_in_cache(void)
223{
224 unlock_ram_in_cache(); /* it's time to unlock D-cache in e500 */
225 return 0;
226}
227#endif
228
229#ifdef CONFIG_PCI
230static int initr_pci(void)
231{
232 pci_init();
233
234 return 0;
235}
236#endif
237
238#ifdef CONFIG_WINBOND_83C553
239static int initr_w83c553f(void)
240{
241 /*
242 * Initialise the ISA bridge
243 */
244 initialise_w83c553f();
245 return 0;
246}
247#endif
248
249static int initr_barrier(void)
250{
251#ifdef CONFIG_PPC
252 /* TODO: Can we not use dmb() macros for this? */
253 asm("sync ; isync");
254#endif
255 return 0;
256}
257
Simon Glass6f6430d2013-03-11 14:30:37 +0000258static int initr_malloc(void)
259{
260 ulong malloc_start;
261
Simon Glassd59476b2014-07-10 22:23:28 -0600262#ifdef CONFIG_SYS_MALLOC_F_LEN
263 debug("Pre-reloc malloc() used %#lx bytes (%ld KB)\n", gd->malloc_ptr,
264 gd->malloc_ptr / 1024);
265#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000266 /* The malloc area is immediately below the monitor copy in DRAM */
Masahiro Yamadaa0ba2792013-05-27 00:37:30 +0000267 malloc_start = gd->relocaddr - TOTAL_MALLOC_LEN;
Simon Glassa733b062013-04-26 02:53:43 +0000268 mem_malloc_init((ulong)map_sysmem(malloc_start, TOTAL_MALLOC_LEN),
269 TOTAL_MALLOC_LEN);
Simon Glass6f6430d2013-03-11 14:30:37 +0000270 return 0;
271}
272
Simon Glass1ce60172014-02-26 15:59:20 -0700273#ifdef CONFIG_DM
274static int initr_dm(void)
275{
276 int ret;
277
278 ret = dm_init();
279 if (ret) {
280 debug("dm_init() failed: %d\n", ret);
281 return ret;
282 }
283 ret = dm_scan_platdata();
284 if (ret) {
285 debug("dm_scan_platdata() failed: %d\n", ret);
286 return ret;
287 }
288#ifdef CONFIG_OF_CONTROL
289 ret = dm_scan_fdt(gd->fdt_blob);
290 if (ret) {
291 debug("dm_scan_fdt() failed: %d\n", ret);
292 return ret;
293 }
294#endif
295
296 return 0;
297}
298#endif
299
Simon Glass6f6430d2013-03-11 14:30:37 +0000300__weak int power_init_board(void)
301{
302 return 0;
303}
304
305static int initr_announce(void)
306{
Masahiro Yamadaa0ba2792013-05-27 00:37:30 +0000307 debug("Now running in RAM - U-Boot at: %08lx\n", gd->relocaddr);
Simon Glass6f6430d2013-03-11 14:30:37 +0000308 return 0;
309}
310
311#if !defined(CONFIG_SYS_NO_FLASH)
312static int initr_flash(void)
313{
Simon Glassc2240d42013-03-14 07:20:12 +0000314 ulong flash_size = 0;
315 bd_t *bd = gd->bd;
316 int ok;
Simon Glass6f6430d2013-03-11 14:30:37 +0000317
318 puts("Flash: ");
319
Simon Glassc2240d42013-03-14 07:20:12 +0000320 if (board_flash_wp_on()) {
321 printf("Uninitialized - Write Protect On\n");
322 /* Since WP is on, we can't find real size. Set to 0 */
323 ok = 1;
324 } else {
325 flash_size = flash_init();
326 ok = flash_size > 0;
327 }
328 if (!ok) {
Simon Glass6f6430d2013-03-11 14:30:37 +0000329 puts("*** failed ***\n");
Simon Glassc2240d42013-03-14 07:20:12 +0000330#ifdef CONFIG_PPC
331 /* Why does PPC do this? */
332 hang();
333#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000334 return -1;
335 }
336 print_size(flash_size, "");
337#ifdef CONFIG_SYS_FLASH_CHECKSUM
338 /*
339 * Compute and print flash CRC if flashchecksum is set to 'y'
340 *
341 * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
342 */
343 if (getenv_yesno("flashchecksum") == 1) {
344 printf(" CRC: %08X", crc32(0,
345 (const unsigned char *) CONFIG_SYS_FLASH_BASE,
346 flash_size));
347 }
348#endif /* CONFIG_SYS_FLASH_CHECKSUM */
349 putc('\n');
350
Simon Glassc2240d42013-03-14 07:20:12 +0000351 /* update start of FLASH memory */
352#ifdef CONFIG_SYS_FLASH_BASE
353 bd->bi_flashstart = CONFIG_SYS_FLASH_BASE;
354#endif
355 /* size of FLASH memory (final value) */
356 bd->bi_flashsize = flash_size;
357
358#if defined(CONFIG_SYS_UPDATE_FLASH_SIZE)
359 /* Make a update of the Memctrl. */
360 update_flash_size(flash_size);
361#endif
362
363
364#if defined(CONFIG_OXC) || defined(CONFIG_RMU)
365 /* flash mapped at end of memory map */
366 bd->bi_flashoffset = CONFIG_SYS_TEXT_BASE + flash_size;
367#elif CONFIG_SYS_MONITOR_BASE == CONFIG_SYS_FLASH_BASE
368 bd->bi_flashoffset = monitor_flash_len; /* reserved area for monitor */
369#endif
370 return 0;
371}
372#endif
373
374#ifdef CONFIG_PPC
375static int initr_spi(void)
376{
377 /* PPC does this here */
378#ifdef CONFIG_SPI
379#if !defined(CONFIG_ENV_IS_IN_EEPROM)
380 spi_init_f();
381#endif
382 spi_init_r();
383#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000384 return 0;
385}
386#endif
387
388#ifdef CONFIG_CMD_NAND
389/* go init the NAND */
390int initr_nand(void)
391{
392 puts("NAND: ");
393 nand_init();
394 return 0;
395}
396#endif
397
398#if defined(CONFIG_CMD_ONENAND)
399/* go init the NAND */
400int initr_onenand(void)
401{
402 puts("NAND: ");
403 onenand_init();
404 return 0;
405}
406#endif
407
408#ifdef CONFIG_GENERIC_MMC
409int initr_mmc(void)
410{
411 puts("MMC: ");
412 mmc_initialize(gd->bd);
413 return 0;
414}
415#endif
416
417#ifdef CONFIG_HAS_DATAFLASH
418int initr_dataflash(void)
419{
420 AT91F_DataflashInit();
421 dataflash_print_info();
422 return 0;
423}
424#endif
425
426/*
427 * Tell if it's OK to load the environment early in boot.
428 *
429 * If CONFIG_OF_CONFIG is defined, we'll check with the FDT to see
430 * if this is OK (defaulting to saying it's OK).
431 *
432 * NOTE: Loading the environment early can be a bad idea if security is
433 * important, since no verification is done on the environment.
434 *
435 * @return 0 if environment should not be loaded, !=0 if it is ok to load
436 */
437static int should_load_env(void)
438{
439#ifdef CONFIG_OF_CONTROL
440 return fdtdec_get_config_int(gd->fdt_blob, "load-environment", 1);
441#elif defined CONFIG_DELAY_ENVIRONMENT
442 return 0;
443#else
444 return 1;
445#endif
446}
447
448static int initr_env(void)
449{
450 /* initialize environment */
451 if (should_load_env())
452 env_relocate();
453 else
454 set_default_env(NULL);
455
456 /* Initialize from environment */
457 load_addr = getenv_ulong("loadaddr", 16, load_addr);
Simon Glassc2240d42013-03-14 07:20:12 +0000458#if defined(CONFIG_SYS_EXTBDINFO)
459#if defined(CONFIG_405GP) || defined(CONFIG_405EP)
460#if defined(CONFIG_I2CFAST)
461 /*
462 * set bi_iic_fast for linux taking environment variable
463 * "i2cfast" into account
464 */
465 {
466 char *s = getenv("i2cfast");
467
468 if (s && ((*s == 'y') || (*s == 'Y'))) {
469 gd->bd->bi_iic_fast[0] = 1;
470 gd->bd->bi_iic_fast[1] = 1;
471 }
472 }
473#endif /* CONFIG_I2CFAST */
474#endif /* CONFIG_405GP, CONFIG_405EP */
475#endif /* CONFIG_SYS_EXTBDINFO */
Simon Glass6f6430d2013-03-11 14:30:37 +0000476 return 0;
477}
478
Simon Glassc2240d42013-03-14 07:20:12 +0000479#ifdef CONFIG_HERMES
480static int initr_hermes(void)
481{
482 if ((gd->board_type >> 16) == 2)
483 gd->bd->bi_ethspeed = gd->board_type & 0xFFFF;
484 else
485 gd->bd->bi_ethspeed = 0xFFFF;
486 return 0;
487}
488
489static int initr_hermes_start(void)
490{
491 if (gd->bd->bi_ethspeed != 0xFFFF)
492 hermes_start_lxt980((int) gd->bd->bi_ethspeed);
493 return 0;
494}
495#endif
496
497#ifdef CONFIG_SC3
498/* TODO: with new initcalls, move this into the driver */
499extern void sc3_read_eeprom(void);
500
501static int initr_sc3_read_eeprom(void)
502{
503 sc3_read_eeprom();
504 return 0;
505}
506#endif
507
Simon Glass6f6430d2013-03-11 14:30:37 +0000508static int initr_jumptable(void)
509{
510 jumptable_init();
511 return 0;
512}
513
514#if defined(CONFIG_API)
515static int initr_api(void)
516{
517 /* Initialize API */
518 api_init();
519 return 0;
520}
521#endif
522
523#ifdef CONFIG_DISPLAY_BOARDINFO_LATE
524static int show_model_r(void)
525{
526 /* Put this here so it appears on the LCD, now it is ready */
527# ifdef CONFIG_OF_CONTROL
528 const char *model;
529
530 model = (char *)fdt_getprop(gd->fdt_blob, 0, "model", NULL);
531 printf("Model: %s\n", model ? model : "<unknown>");
532# else
533 checkboard();
534# endif
Paul Burtonc4474fc2014-04-04 12:23:24 +0100535 return 0;
Simon Glass6f6430d2013-03-11 14:30:37 +0000536}
537#endif
538
539/* enable exceptions */
Simon Glasse424c152013-03-11 07:40:13 +0000540#ifdef CONFIG_ARM
Simon Glass6f6430d2013-03-11 14:30:37 +0000541static int initr_enable_interrupts(void)
542{
543 enable_interrupts();
544 return 0;
545}
Simon Glasse424c152013-03-11 07:40:13 +0000546#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000547
548#ifdef CONFIG_CMD_NET
549static int initr_ethaddr(void)
550{
Simon Glassc2240d42013-03-14 07:20:12 +0000551 bd_t *bd = gd->bd;
552
553 /* kept around for legacy kernels only ... ignore the next section */
554 eth_getenv_enetaddr("ethaddr", bd->bi_enetaddr);
555#ifdef CONFIG_HAS_ETH1
556 eth_getenv_enetaddr("eth1addr", bd->bi_enet1addr);
557#endif
558#ifdef CONFIG_HAS_ETH2
559 eth_getenv_enetaddr("eth2addr", bd->bi_enet2addr);
560#endif
561#ifdef CONFIG_HAS_ETH3
562 eth_getenv_enetaddr("eth3addr", bd->bi_enet3addr);
563#endif
564#ifdef CONFIG_HAS_ETH4
565 eth_getenv_enetaddr("eth4addr", bd->bi_enet4addr);
566#endif
567#ifdef CONFIG_HAS_ETH5
568 eth_getenv_enetaddr("eth5addr", bd->bi_enet5addr);
569#endif
570 return 0;
571}
572#endif /* CONFIG_CMD_NET */
573
574#ifdef CONFIG_CMD_KGDB
575static int initr_kgdb(void)
576{
577 puts("KGDB: ");
578 kgdb_init();
579 return 0;
580}
581#endif
582
583#if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT)
584static int initr_status_led(void)
585{
586 status_led_set(STATUS_LED_BOOT, STATUS_LED_BLINKING);
587
588 return 0;
589}
590#endif
591
592#if defined(CONFIG_CMD_SCSI)
593static int initr_scsi(void)
594{
Simon Glassc2240d42013-03-14 07:20:12 +0000595 puts("SCSI: ");
596 scsi_init();
Simon Glass6f6430d2013-03-11 14:30:37 +0000597
598 return 0;
599}
Ian Campbell2c997e72014-07-21 19:23:18 +0100600#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000601
Simon Glassc2240d42013-03-14 07:20:12 +0000602#if defined(CONFIG_CMD_DOC)
603static int initr_doc(void)
604{
605 puts("DOC: ");
606 doc_init();
607}
608#endif
609
Simon Glass6f6430d2013-03-11 14:30:37 +0000610#ifdef CONFIG_BITBANGMII
611static int initr_bbmii(void)
612{
613 bb_miiphy_init();
614 return 0;
615}
616#endif
617
618#ifdef CONFIG_CMD_NET
619static int initr_net(void)
620{
621 puts("Net: ");
622 eth_initialize(gd->bd);
623#if defined(CONFIG_RESET_PHY_R)
624 debug("Reset Ethernet PHY\n");
625 reset_phy();
626#endif
627 return 0;
628}
629#endif
630
631#ifdef CONFIG_POST
632static int initr_post(void)
633{
634 post_run(NULL, POST_RAM | post_bootmode_get(0));
635 return 0;
636}
637#endif
638
Simon Glassc2240d42013-03-14 07:20:12 +0000639#if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_CMD_IDE)
640static int initr_pcmcia(void)
641{
642 puts("PCMCIA:");
643 pcmcia_init();
644 return 0;
645}
646#endif
647
648#if defined(CONFIG_CMD_IDE)
649static int initr_ide(void)
650{
651#ifdef CONFIG_IDE_8xx_PCCARD
652 puts("PCMCIA:");
653#else
654 puts("IDE: ");
655#endif
656#if defined(CONFIG_START_IDE)
657 if (board_start_ide())
658 ide_init();
659#else
660 ide_init();
661#endif
662 return 0;
663}
664#endif
665
Simon Glass6f6430d2013-03-11 14:30:37 +0000666#if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER)
667/*
668 * Export available size of memory for Linux, taking into account the
669 * protected RAM at top of memory
670 */
671int initr_mem(void)
672{
673 ulong pram = 0;
674 char memsz[32];
675
676# ifdef CONFIG_PRAM
677 pram = getenv_ulong("pram", 10, CONFIG_PRAM);
678# endif
679# if defined(CONFIG_LOGBUFFER) && !defined(CONFIG_ALT_LB_ADDR)
680 /* Also take the logbuffer into account (pram is in kB) */
681 pram += (LOGBUFF_LEN + LOGBUFF_OVERHEAD) / 1024;
682# endif
683 sprintf(memsz, "%ldk", (gd->ram_size / 1024) - pram);
684 setenv("mem", memsz);
Simon Glassc2240d42013-03-14 07:20:12 +0000685
686 return 0;
687}
688#endif
689
690#ifdef CONFIG_CMD_BEDBUG
691static int initr_bedbug(void)
692{
693 bedbug_init();
694
695 return 0;
696}
697#endif
698
699#ifdef CONFIG_PS2KBD
700static int initr_kbd(void)
701{
702 puts("PS/2: ");
703 kbd_init();
704 return 0;
705}
706#endif
707
Simon Glass6f6430d2013-03-11 14:30:37 +0000708static int run_main_loop(void)
709{
Simon Glassa733b062013-04-26 02:53:43 +0000710#ifdef CONFIG_SANDBOX
711 sandbox_main_loop_init();
712#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000713 /* main_loop() can return to retry autoboot, if so just run it again */
714 for (;;)
715 main_loop();
716 return 0;
717}
718
719/*
720 * Over time we hope to remove these functions with code fragments and
721 * stub funtcions, and instead call the relevant function directly.
722 *
723 * We also hope to remove most of the driver-related init and do it if/when
724 * the driver is later used.
Simon Glassc2240d42013-03-14 07:20:12 +0000725 *
726 * TODO: perhaps reset the watchdog in the initcall function after each call?
Simon Glass6f6430d2013-03-11 14:30:37 +0000727 */
728init_fnc_t init_sequence_r[] = {
Simon Glass71c52db2013-06-11 11:14:42 -0700729 initr_trace,
Simon Glass6f6430d2013-03-11 14:30:37 +0000730 initr_reloc,
Simon Glassc2240d42013-03-14 07:20:12 +0000731 /* TODO: could x86/PPC have this also perhaps? */
Simon Glass6f6430d2013-03-11 14:30:37 +0000732#ifdef CONFIG_ARM
733 initr_caches,
734 board_init, /* Setup chipselects */
735#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000736 /*
737 * TODO: printing of the clock inforamtion of the board is now
738 * implemented as part of bdinfo command. Currently only support for
739 * davinci SOC's is added. Remove this check once all the board
740 * implement this.
741 */
742#ifdef CONFIG_CLOCKS
743 set_cpu_clk_info, /* Setup clock information */
744#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000745 initr_reloc_global_data,
746 initr_serial,
747 initr_announce,
Simon Glassc2240d42013-03-14 07:20:12 +0000748 INIT_FUNC_WATCHDOG_RESET
749#ifdef CONFIG_PPC
750 initr_trap,
751#endif
752#ifdef CONFIG_ADDR_MAP
753 initr_addr_map,
754#endif
755#if defined(CONFIG_BOARD_EARLY_INIT_R)
756 board_early_init_r,
757#endif
758 INIT_FUNC_WATCHDOG_RESET
Simon Glass6f6430d2013-03-11 14:30:37 +0000759#ifdef CONFIG_LOGBUFFER
760 initr_logbuffer,
761#endif
762#ifdef CONFIG_POST
763 initr_post_backlog,
764#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000765 INIT_FUNC_WATCHDOG_RESET
766#ifdef CONFIG_SYS_DELAYED_ICACHE
767 initr_icache_enable,
768#endif
769#if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500)
770 initr_unlock_ram_in_cache,
771#endif
772#if defined(CONFIG_PCI) && defined(CONFIG_SYS_EARLY_PCI_INIT)
773 /*
774 * Do early PCI configuration _before_ the flash gets initialised,
775 * because PCU ressources are crucial for flash access on some boards.
776 */
777 initr_pci,
778#endif
779#ifdef CONFIG_WINBOND_83C553
780 initr_w83c553f,
781#endif
782 initr_barrier,
Simon Glass6f6430d2013-03-11 14:30:37 +0000783 initr_malloc,
Doug Anderson158e7d02013-04-17 16:13:42 +0000784 bootstage_relocate,
Simon Glass1ce60172014-02-26 15:59:20 -0700785#ifdef CONFIG_DM
786 initr_dm,
787#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000788#ifdef CONFIG_ARCH_EARLY_INIT_R
789 arch_early_init_r,
790#endif
791 power_init_board,
792#ifndef CONFIG_SYS_NO_FLASH
793 initr_flash,
794#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000795 INIT_FUNC_WATCHDOG_RESET
Simon Glassbe274b92013-03-05 14:39:53 +0000796#if defined(CONFIG_PPC) || defined(CONFIG_X86)
Simon Glassc2240d42013-03-14 07:20:12 +0000797 /* initialize higher level parts of CPU like time base and timers */
798 cpu_init_r,
Simon Glassbe274b92013-03-05 14:39:53 +0000799#endif
800#ifdef CONFIG_PPC
Simon Glassc2240d42013-03-14 07:20:12 +0000801 initr_spi,
802#endif
Simon Glassbe274b92013-03-05 14:39:53 +0000803#if defined(CONFIG_X86) && defined(CONFIG_SPI)
804 init_func_spi,
805#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000806#ifdef CONFIG_CMD_NAND
807 initr_nand,
808#endif
809#ifdef CONFIG_CMD_ONENAND
810 initr_onenand,
811#endif
812#ifdef CONFIG_GENERIC_MMC
813 initr_mmc,
814#endif
815#ifdef CONFIG_HAS_DATAFLASH
816 initr_dataflash,
817#endif
818 initr_env,
Simon Glassc2240d42013-03-14 07:20:12 +0000819 INIT_FUNC_WATCHDOG_RESET
820 initr_secondary_cpu,
821#ifdef CONFIG_SC3
822 initr_sc3_read_eeprom,
823#endif
824#ifdef CONFIG_HERMES
825 initr_hermes,
826#endif
827#if defined(CONFIG_ID_EEPROM) || defined(CONFIG_SYS_I2C_MAC_OFFSET)
828 mac_read_from_eeprom,
829#endif
830 INIT_FUNC_WATCHDOG_RESET
831#if defined(CONFIG_PCI) && !defined(CONFIG_SYS_EARLY_PCI_INIT)
832 /*
833 * Do pci configuration
834 */
835 initr_pci,
836#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000837 stdio_init,
838 initr_jumptable,
839#ifdef CONFIG_API
840 initr_api,
841#endif
842 console_init_r, /* fully init console as a device */
843#ifdef CONFIG_DISPLAY_BOARDINFO_LATE
844 show_model_r,
845#endif
846#ifdef CONFIG_ARCH_MISC_INIT
847 arch_misc_init, /* miscellaneous arch-dependent init */
848#endif
849#ifdef CONFIG_MISC_INIT_R
850 misc_init_r, /* miscellaneous platform-dependent init */
851#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000852#ifdef CONFIG_HERMES
853 initr_hermes_start,
854#endif
855 INIT_FUNC_WATCHDOG_RESET
856#ifdef CONFIG_CMD_KGDB
857 initr_kgdb,
858#endif
Simon Glassbe274b92013-03-05 14:39:53 +0000859#ifdef CONFIG_X86
860 board_early_init_r,
861#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000862 interrupt_init,
Simon Glassbe274b92013-03-05 14:39:53 +0000863#if defined(CONFIG_ARM) || defined(CONFIG_x86)
Simon Glass6f6430d2013-03-11 14:30:37 +0000864 initr_enable_interrupts,
Simon Glassc2240d42013-03-14 07:20:12 +0000865#endif
Simon Glassbe274b92013-03-05 14:39:53 +0000866#ifdef CONFIG_X86
867 timer_init, /* initialize timer */
868#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000869#if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT)
870 initr_status_led,
871#endif
872 /* PPC has a udelay(20) here dating from 2002. Why? */
Simon Glass6f6430d2013-03-11 14:30:37 +0000873#ifdef CONFIG_CMD_NET
874 initr_ethaddr,
875#endif
876#ifdef CONFIG_BOARD_LATE_INIT
877 board_late_init,
878#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000879#ifdef CONFIG_CMD_SCSI
880 INIT_FUNC_WATCHDOG_RESET
881 initr_scsi,
882#endif
883#ifdef CONFIG_CMD_DOC
884 INIT_FUNC_WATCHDOG_RESET
885 initr_doc,
886#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000887#ifdef CONFIG_BITBANGMII
888 initr_bbmii,
889#endif
890#ifdef CONFIG_CMD_NET
Simon Glassc2240d42013-03-14 07:20:12 +0000891 INIT_FUNC_WATCHDOG_RESET
Simon Glass6f6430d2013-03-11 14:30:37 +0000892 initr_net,
893#endif
894#ifdef CONFIG_POST
895 initr_post,
896#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000897#if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_CMD_IDE)
898 initr_pcmcia,
899#endif
900#if defined(CONFIG_CMD_IDE)
901 initr_ide,
902#endif
903#ifdef CONFIG_LAST_STAGE_INIT
904 INIT_FUNC_WATCHDOG_RESET
905 /*
906 * Some parts can be only initialized if all others (like
907 * Interrupts) are up and running (i.e. the PC-style ISA
908 * keyboard).
909 */
910 last_stage_init,
911#endif
912#ifdef CONFIG_CMD_BEDBUG
913 INIT_FUNC_WATCHDOG_RESET
914 initr_bedbug,
915#endif
916#if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER)
917 initr_mem,
918#endif
919#ifdef CONFIG_PS2KBD
920 initr_kbd,
921#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000922 run_main_loop,
923};
924
925void board_init_r(gd_t *new_gd, ulong dest_addr)
926{
Alexey Brodkin73953982014-01-20 14:30:39 +0400927#ifdef CONFIG_NEEDS_MANUAL_RELOC
928 int i;
929#endif
930
Simon Glassbe274b92013-03-05 14:39:53 +0000931#ifndef CONFIG_X86
Simon Glass6f6430d2013-03-11 14:30:37 +0000932 gd = new_gd;
Simon Glassbe274b92013-03-05 14:39:53 +0000933#endif
Alexey Brodkin73953982014-01-20 14:30:39 +0400934
935#ifdef CONFIG_NEEDS_MANUAL_RELOC
936 for (i = 0; i < ARRAY_SIZE(init_sequence_r); i++)
937 init_sequence_r[i] += gd->reloc_off;
938#endif
939
Simon Glass6f6430d2013-03-11 14:30:37 +0000940 if (initcall_run_list(init_sequence_r))
941 hang();
942
943 /* NOTREACHED - run_main_loop() does not return */
944 hang();
945}