blob: a301cc226f1e69fb4f6229382391c80218f12460 [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
Jeroen Hofsteedd2a6cd2014-10-08 22:57:22 +020063__weak int board_flash_wp_on(void)
Simon Glassc2240d42013-03-14 07:20:12 +000064{
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
Jeroen Hofsteedd2a6cd2014-10-08 22:57:22 +020073__weak void cpu_secondary_init_r(void)
Simon Glassc2240d42013-03-14 07:20:12 +000074{
75}
76
Simon Glassc2240d42013-03-14 07:20:12 +000077static 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}
Simon Glass6f6430d2013-03-11 14:30:37 +000090
Simon Glass71c52db2013-06-11 11:14:42 -070091static 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
Simon Glass6f6430d2013-03-11 14:30:37 +0000100static int initr_reloc(void)
101{
Simon Glassc9356be2014-11-10 17:16:43 -0700102 /* tell others: relocation done */
103 gd->flags |= GD_FLG_RELOC | GD_FLG_FULL_MALLOC_INIT;
Simon Glass6f6430d2013-03-11 14:30:37 +0000104 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 */
114static int initr_caches(void)
115{
116 /* Enable caches */
117 enable_caches();
118 return 0;
119}
120#endif
121
Simon Glassc2240d42013-03-14 07:20:12 +0000122__weak int fixup_cpu(void)
123{
124 return 0;
125}
126
Simon Glass6f6430d2013-03-11 14:30:37 +0000127static int initr_reloc_global_data(void)
128{
Albert ARIBAUDb60eff32014-02-22 17:53:43 +0100129#ifdef __ARM__
130 monitor_flash_len = _end - __image_copy_start;
Thomas Chou5ff10aa2014-08-22 11:36:47 +0800131#elif !defined(CONFIG_SANDBOX) && !defined(CONFIG_NIOS2)
Masahiro Yamadaa0ba2792013-05-27 00:37:30 +0000132 monitor_flash_len = (ulong)&__init_end - gd->relocaddr;
Simon Glass6f6430d2013-03-11 14:30:37 +0000133#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000134#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 */
Masahiro Yamadaa0ba2792013-05-27 00:37:30 +0000140 gd->arch.cpu += gd->relocaddr - CONFIG_SYS_MONITOR_BASE;
Simon Glassc2240d42013-03-14 07:20:12 +0000141
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 */
Masahiro Yamadaa0ba2792013-05-27 00:37:30 +0000156 gd->env_addr += gd->relocaddr - CONFIG_SYS_MONITOR_BASE;
Simon Glassc2240d42013-03-14 07:20:12 +0000157#endif
158 return 0;
Simon Glass6f6430d2013-03-11 14:30:37 +0000159}
160
161static int initr_serial(void)
162{
163 serial_initialize();
164 return 0;
165}
166
Simon Glassc2240d42013-03-14 07:20:12 +0000167#ifdef CONFIG_PPC
168static int initr_trap(void)
169{
170 /*
171 * Setup trap handlers
172 */
Masahiro Yamadaa0ba2792013-05-27 00:37:30 +0000173 trap_init(gd->relocaddr);
Simon Glassc2240d42013-03-14 07:20:12 +0000174
175 return 0;
176}
177#endif
178
179#ifdef CONFIG_ADDR_MAP
180static int initr_addr_map(void)
181{
182 init_addr_map();
183
184 return 0;
185}
186#endif
187
Simon Glass6f6430d2013-03-11 14:30:37 +0000188#ifdef CONFIG_LOGBUFFER
189unsigned long logbuffer_base(void)
190{
191 return gd->ram_top - LOGBUFF_LEN;
192}
193
194static int initr_logbuffer(void)
195{
196 logbuff_init_ptrs();
197 return 0;
198}
199#endif
200
201#ifdef CONFIG_POST
202static int initr_post_backlog(void)
203{
204 post_output_backlog();
205 return 0;
206}
207#endif
208
Simon Glassc2240d42013-03-14 07:20:12 +0000209#ifdef CONFIG_SYS_DELAYED_ICACHE
210static int initr_icache_enable(void)
211{
212 return 0;
213}
214#endif
215
216#if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500)
217static 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
225static int initr_pci(void)
226{
227 pci_init();
228
229 return 0;
230}
231#endif
232
233#ifdef CONFIG_WINBOND_83C553
234static int initr_w83c553f(void)
235{
236 /*
237 * Initialise the ISA bridge
238 */
239 initialise_w83c553f();
240 return 0;
241}
242#endif
243
244static 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
Simon Glass6f6430d2013-03-11 14:30:37 +0000253static int initr_malloc(void)
254{
255 ulong malloc_start;
256
Simon Glassd59476b2014-07-10 22:23:28 -0600257#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
Simon Glass6f6430d2013-03-11 14:30:37 +0000261 /* The malloc area is immediately below the monitor copy in DRAM */
Masahiro Yamadaa0ba2792013-05-27 00:37:30 +0000262 malloc_start = gd->relocaddr - TOTAL_MALLOC_LEN;
Simon Glassa733b062013-04-26 02:53:43 +0000263 mem_malloc_init((ulong)map_sysmem(malloc_start, TOTAL_MALLOC_LEN),
264 TOTAL_MALLOC_LEN);
Simon Glass6f6430d2013-03-11 14:30:37 +0000265 return 0;
266}
267
Thierry Reding1dfdd9b2014-12-09 22:25:22 -0700268#ifdef CONFIG_SYS_NONCACHED_MEMORY
269static int initr_noncached(void)
270{
271 noncached_init();
272 return 0;
273}
274#endif
275
Simon Glass1ce60172014-02-26 15:59:20 -0700276#ifdef CONFIG_DM
277static int initr_dm(void)
278{
Simon Glassab7cd622014-07-23 06:55:04 -0600279 /* 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);
Simon Glass1ce60172014-02-26 15:59:20 -0700283}
284#endif
285
Simon Glass6f6430d2013-03-11 14:30:37 +0000286__weak int power_init_board(void)
287{
288 return 0;
289}
290
291static int initr_announce(void)
292{
Masahiro Yamadaa0ba2792013-05-27 00:37:30 +0000293 debug("Now running in RAM - U-Boot at: %08lx\n", gd->relocaddr);
Simon Glass6f6430d2013-03-11 14:30:37 +0000294 return 0;
295}
296
297#if !defined(CONFIG_SYS_NO_FLASH)
298static int initr_flash(void)
299{
Simon Glassc2240d42013-03-14 07:20:12 +0000300 ulong flash_size = 0;
301 bd_t *bd = gd->bd;
Simon Glass6f6430d2013-03-11 14:30:37 +0000302
303 puts("Flash: ");
304
Masahiro Yamada70879a92014-12-05 12:20:58 +0900305 if (board_flash_wp_on())
Simon Glassc2240d42013-03-14 07:20:12 +0000306 printf("Uninitialized - Write Protect On\n");
Masahiro Yamada70879a92014-12-05 12:20:58 +0900307 else
Simon Glassc2240d42013-03-14 07:20:12 +0000308 flash_size = flash_init();
Masahiro Yamada70879a92014-12-05 12:20:58 +0900309
Simon Glass6f6430d2013-03-11 14:30:37 +0000310 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
Simon Glassc2240d42013-03-14 07:20:12 +0000325 /* 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
Simon Glassebe76a22014-10-13 23:41:54 -0600348#if defined(CONFIG_PPC) && !defined(CONFIG_DM_SPI)
Simon Glassc2240d42013-03-14 07:20:12 +0000349static 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
Simon Glass6f6430d2013-03-11 14:30:37 +0000358 return 0;
359}
360#endif
361
362#ifdef CONFIG_CMD_NAND
363/* go init the NAND */
Jeroen Hofstee2588ba12014-10-08 22:57:32 +0200364static int initr_nand(void)
Simon Glass6f6430d2013-03-11 14:30:37 +0000365{
366 puts("NAND: ");
367 nand_init();
368 return 0;
369}
370#endif
371
372#if defined(CONFIG_CMD_ONENAND)
373/* go init the NAND */
Jeroen Hofstee2588ba12014-10-08 22:57:32 +0200374static int initr_onenand(void)
Simon Glass6f6430d2013-03-11 14:30:37 +0000375{
376 puts("NAND: ");
377 onenand_init();
378 return 0;
379}
380#endif
381
382#ifdef CONFIG_GENERIC_MMC
Jeroen Hofstee2588ba12014-10-08 22:57:32 +0200383static int initr_mmc(void)
Simon Glass6f6430d2013-03-11 14:30:37 +0000384{
385 puts("MMC: ");
386 mmc_initialize(gd->bd);
387 return 0;
388}
389#endif
390
391#ifdef CONFIG_HAS_DATAFLASH
Jeroen Hofstee2588ba12014-10-08 22:57:32 +0200392static int initr_dataflash(void)
Simon Glass6f6430d2013-03-11 14:30:37 +0000393{
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 */
411static 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
422static 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);
Simon Glassc2240d42013-03-14 07:20:12 +0000432#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 */
Simon Glass6f6430d2013-03-11 14:30:37 +0000450 return 0;
451}
452
Simon Glassc2240d42013-03-14 07:20:12 +0000453#ifdef CONFIG_SC3
454/* TODO: with new initcalls, move this into the driver */
455extern void sc3_read_eeprom(void);
456
457static int initr_sc3_read_eeprom(void)
458{
459 sc3_read_eeprom();
460 return 0;
461}
462#endif
463
Simon Glass6f6430d2013-03-11 14:30:37 +0000464static int initr_jumptable(void)
465{
466 jumptable_init();
467 return 0;
468}
469
470#if defined(CONFIG_API)
471static int initr_api(void)
472{
473 /* Initialize API */
474 api_init();
475 return 0;
476}
477#endif
478
479#ifdef CONFIG_DISPLAY_BOARDINFO_LATE
480static int show_model_r(void)
481{
482 /* Put this here so it appears on the LCD, now it is ready */
483# ifdef CONFIG_OF_CONTROL
484 const char *model;
485
486 model = (char *)fdt_getprop(gd->fdt_blob, 0, "model", NULL);
487 printf("Model: %s\n", model ? model : "<unknown>");
488# else
489 checkboard();
490# endif
Paul Burtonc4474fc2014-04-04 12:23:24 +0100491 return 0;
Simon Glass6f6430d2013-03-11 14:30:37 +0000492}
493#endif
494
495/* enable exceptions */
Simon Glasse424c152013-03-11 07:40:13 +0000496#ifdef CONFIG_ARM
Simon Glass6f6430d2013-03-11 14:30:37 +0000497static int initr_enable_interrupts(void)
498{
499 enable_interrupts();
500 return 0;
501}
Simon Glasse424c152013-03-11 07:40:13 +0000502#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000503
504#ifdef CONFIG_CMD_NET
505static int initr_ethaddr(void)
506{
Simon Glassc2240d42013-03-14 07:20:12 +0000507 bd_t *bd = gd->bd;
508
509 /* kept around for legacy kernels only ... ignore the next section */
510 eth_getenv_enetaddr("ethaddr", bd->bi_enetaddr);
511#ifdef CONFIG_HAS_ETH1
512 eth_getenv_enetaddr("eth1addr", bd->bi_enet1addr);
513#endif
514#ifdef CONFIG_HAS_ETH2
515 eth_getenv_enetaddr("eth2addr", bd->bi_enet2addr);
516#endif
517#ifdef CONFIG_HAS_ETH3
518 eth_getenv_enetaddr("eth3addr", bd->bi_enet3addr);
519#endif
520#ifdef CONFIG_HAS_ETH4
521 eth_getenv_enetaddr("eth4addr", bd->bi_enet4addr);
522#endif
523#ifdef CONFIG_HAS_ETH5
524 eth_getenv_enetaddr("eth5addr", bd->bi_enet5addr);
525#endif
526 return 0;
527}
528#endif /* CONFIG_CMD_NET */
529
530#ifdef CONFIG_CMD_KGDB
531static int initr_kgdb(void)
532{
533 puts("KGDB: ");
534 kgdb_init();
535 return 0;
536}
537#endif
538
539#if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT)
540static int initr_status_led(void)
541{
542 status_led_set(STATUS_LED_BOOT, STATUS_LED_BLINKING);
543
544 return 0;
545}
546#endif
547
548#if defined(CONFIG_CMD_SCSI)
549static int initr_scsi(void)
550{
Simon Glassc2240d42013-03-14 07:20:12 +0000551 puts("SCSI: ");
552 scsi_init();
Simon Glass6f6430d2013-03-11 14:30:37 +0000553
554 return 0;
555}
Ian Campbell2c997e72014-07-21 19:23:18 +0100556#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000557
Simon Glassc2240d42013-03-14 07:20:12 +0000558#if defined(CONFIG_CMD_DOC)
559static int initr_doc(void)
560{
561 puts("DOC: ");
562 doc_init();
Ian Campbell19ad5272014-07-24 09:29:57 +0100563 return 0;
Simon Glassc2240d42013-03-14 07:20:12 +0000564}
565#endif
566
Simon Glass6f6430d2013-03-11 14:30:37 +0000567#ifdef CONFIG_BITBANGMII
568static int initr_bbmii(void)
569{
570 bb_miiphy_init();
571 return 0;
572}
573#endif
574
575#ifdef CONFIG_CMD_NET
576static int initr_net(void)
577{
578 puts("Net: ");
579 eth_initialize(gd->bd);
580#if defined(CONFIG_RESET_PHY_R)
581 debug("Reset Ethernet PHY\n");
582 reset_phy();
583#endif
584 return 0;
585}
586#endif
587
588#ifdef CONFIG_POST
589static int initr_post(void)
590{
591 post_run(NULL, POST_RAM | post_bootmode_get(0));
592 return 0;
593}
594#endif
595
Simon Glassc2240d42013-03-14 07:20:12 +0000596#if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_CMD_IDE)
597static int initr_pcmcia(void)
598{
599 puts("PCMCIA:");
600 pcmcia_init();
601 return 0;
602}
603#endif
604
605#if defined(CONFIG_CMD_IDE)
606static int initr_ide(void)
607{
608#ifdef CONFIG_IDE_8xx_PCCARD
609 puts("PCMCIA:");
610#else
611 puts("IDE: ");
612#endif
613#if defined(CONFIG_START_IDE)
614 if (board_start_ide())
615 ide_init();
616#else
617 ide_init();
618#endif
619 return 0;
620}
621#endif
622
Simon Glass6f6430d2013-03-11 14:30:37 +0000623#if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER)
624/*
625 * Export available size of memory for Linux, taking into account the
626 * protected RAM at top of memory
627 */
628int initr_mem(void)
629{
630 ulong pram = 0;
631 char memsz[32];
632
633# ifdef CONFIG_PRAM
634 pram = getenv_ulong("pram", 10, CONFIG_PRAM);
635# endif
636# if defined(CONFIG_LOGBUFFER) && !defined(CONFIG_ALT_LB_ADDR)
637 /* Also take the logbuffer into account (pram is in kB) */
638 pram += (LOGBUFF_LEN + LOGBUFF_OVERHEAD) / 1024;
639# endif
Valentin Longchampae1a74e2014-10-03 11:16:19 +0200640 sprintf(memsz, "%ldk", (long int) ((gd->ram_size / 1024) - pram));
Simon Glass6f6430d2013-03-11 14:30:37 +0000641 setenv("mem", memsz);
Simon Glassc2240d42013-03-14 07:20:12 +0000642
643 return 0;
644}
645#endif
646
647#ifdef CONFIG_CMD_BEDBUG
648static int initr_bedbug(void)
649{
650 bedbug_init();
651
652 return 0;
653}
654#endif
655
656#ifdef CONFIG_PS2KBD
657static int initr_kbd(void)
658{
659 puts("PS/2: ");
660 kbd_init();
661 return 0;
662}
663#endif
664
Simon Glass6f6430d2013-03-11 14:30:37 +0000665static int run_main_loop(void)
666{
Simon Glassa733b062013-04-26 02:53:43 +0000667#ifdef CONFIG_SANDBOX
668 sandbox_main_loop_init();
669#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000670 /* main_loop() can return to retry autoboot, if so just run it again */
671 for (;;)
672 main_loop();
673 return 0;
674}
675
676/*
677 * Over time we hope to remove these functions with code fragments and
678 * stub funtcions, and instead call the relevant function directly.
679 *
680 * We also hope to remove most of the driver-related init and do it if/when
681 * the driver is later used.
Simon Glassc2240d42013-03-14 07:20:12 +0000682 *
683 * TODO: perhaps reset the watchdog in the initcall function after each call?
Simon Glass6f6430d2013-03-11 14:30:37 +0000684 */
685init_fnc_t init_sequence_r[] = {
Simon Glass71c52db2013-06-11 11:14:42 -0700686 initr_trace,
Simon Glass6f6430d2013-03-11 14:30:37 +0000687 initr_reloc,
Simon Glassc2240d42013-03-14 07:20:12 +0000688 /* TODO: could x86/PPC have this also perhaps? */
Simon Glass6f6430d2013-03-11 14:30:37 +0000689#ifdef CONFIG_ARM
690 initr_caches,
Simon Glass9fb02492014-09-03 17:37:01 -0600691#endif
692 initr_reloc_global_data,
York Sunfef3e252014-10-02 15:20:10 -0700693#if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500)
694 initr_unlock_ram_in_cache,
695#endif
Simon Glass9fb02492014-09-03 17:37:01 -0600696 initr_barrier,
697 initr_malloc,
Thierry Reding1dfdd9b2014-12-09 22:25:22 -0700698#ifdef CONFIG_SYS_NONCACHED_MEMORY
699 initr_noncached,
700#endif
Simon Glass9fb02492014-09-03 17:37:01 -0600701 bootstage_relocate,
702#ifdef CONFIG_DM
703 initr_dm,
704#endif
705#ifdef CONFIG_ARM
Simon Glass6f6430d2013-03-11 14:30:37 +0000706 board_init, /* Setup chipselects */
707#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000708 /*
709 * TODO: printing of the clock inforamtion of the board is now
710 * implemented as part of bdinfo command. Currently only support for
711 * davinci SOC's is added. Remove this check once all the board
712 * implement this.
713 */
714#ifdef CONFIG_CLOCKS
715 set_cpu_clk_info, /* Setup clock information */
716#endif
Simon Glass9fb02492014-09-03 17:37:01 -0600717 stdio_init_tables,
Simon Glass6f6430d2013-03-11 14:30:37 +0000718 initr_serial,
719 initr_announce,
Simon Glassc2240d42013-03-14 07:20:12 +0000720 INIT_FUNC_WATCHDOG_RESET
721#ifdef CONFIG_PPC
722 initr_trap,
723#endif
724#ifdef CONFIG_ADDR_MAP
725 initr_addr_map,
726#endif
727#if defined(CONFIG_BOARD_EARLY_INIT_R)
728 board_early_init_r,
729#endif
730 INIT_FUNC_WATCHDOG_RESET
Simon Glass6f6430d2013-03-11 14:30:37 +0000731#ifdef CONFIG_LOGBUFFER
732 initr_logbuffer,
733#endif
734#ifdef CONFIG_POST
735 initr_post_backlog,
736#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000737 INIT_FUNC_WATCHDOG_RESET
738#ifdef CONFIG_SYS_DELAYED_ICACHE
739 initr_icache_enable,
740#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000741#if defined(CONFIG_PCI) && defined(CONFIG_SYS_EARLY_PCI_INIT)
742 /*
743 * Do early PCI configuration _before_ the flash gets initialised,
744 * because PCU ressources are crucial for flash access on some boards.
745 */
746 initr_pci,
747#endif
748#ifdef CONFIG_WINBOND_83C553
749 initr_w83c553f,
750#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000751#ifdef CONFIG_ARCH_EARLY_INIT_R
752 arch_early_init_r,
753#endif
754 power_init_board,
755#ifndef CONFIG_SYS_NO_FLASH
756 initr_flash,
757#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000758 INIT_FUNC_WATCHDOG_RESET
Bin Menga549f742014-11-20 16:11:00 +0800759#if defined(CONFIG_PPC)
Simon Glassc2240d42013-03-14 07:20:12 +0000760 /* initialize higher level parts of CPU like time base and timers */
761 cpu_init_r,
Simon Glassbe274b92013-03-05 14:39:53 +0000762#endif
763#ifdef CONFIG_PPC
Simon Glassc2240d42013-03-14 07:20:12 +0000764 initr_spi,
765#endif
Simon Glassbe274b92013-03-05 14:39:53 +0000766#if defined(CONFIG_X86) && defined(CONFIG_SPI)
767 init_func_spi,
768#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000769#ifdef CONFIG_CMD_NAND
770 initr_nand,
771#endif
772#ifdef CONFIG_CMD_ONENAND
773 initr_onenand,
774#endif
775#ifdef CONFIG_GENERIC_MMC
776 initr_mmc,
777#endif
778#ifdef CONFIG_HAS_DATAFLASH
779 initr_dataflash,
780#endif
781 initr_env,
Simon Glassc2240d42013-03-14 07:20:12 +0000782 INIT_FUNC_WATCHDOG_RESET
783 initr_secondary_cpu,
784#ifdef CONFIG_SC3
785 initr_sc3_read_eeprom,
786#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000787#if defined(CONFIG_ID_EEPROM) || defined(CONFIG_SYS_I2C_MAC_OFFSET)
788 mac_read_from_eeprom,
789#endif
790 INIT_FUNC_WATCHDOG_RESET
791#if defined(CONFIG_PCI) && !defined(CONFIG_SYS_EARLY_PCI_INIT)
792 /*
793 * Do pci configuration
794 */
795 initr_pci,
796#endif
Simon Glass9fb02492014-09-03 17:37:01 -0600797 stdio_add_devices,
Simon Glass6f6430d2013-03-11 14:30:37 +0000798 initr_jumptable,
799#ifdef CONFIG_API
800 initr_api,
801#endif
802 console_init_r, /* fully init console as a device */
803#ifdef CONFIG_DISPLAY_BOARDINFO_LATE
804 show_model_r,
805#endif
806#ifdef CONFIG_ARCH_MISC_INIT
807 arch_misc_init, /* miscellaneous arch-dependent init */
808#endif
809#ifdef CONFIG_MISC_INIT_R
810 misc_init_r, /* miscellaneous platform-dependent init */
811#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000812 INIT_FUNC_WATCHDOG_RESET
813#ifdef CONFIG_CMD_KGDB
814 initr_kgdb,
815#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000816 interrupt_init,
Bin Mengd5145752014-11-20 16:11:27 +0800817#if defined(CONFIG_ARM)
Simon Glass6f6430d2013-03-11 14:30:37 +0000818 initr_enable_interrupts,
Simon Glassc2240d42013-03-14 07:20:12 +0000819#endif
Simon Glassbe274b92013-03-05 14:39:53 +0000820#ifdef CONFIG_X86
821 timer_init, /* initialize timer */
822#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000823#if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT)
824 initr_status_led,
825#endif
826 /* PPC has a udelay(20) here dating from 2002. Why? */
Simon Glass6f6430d2013-03-11 14:30:37 +0000827#ifdef CONFIG_CMD_NET
828 initr_ethaddr,
829#endif
830#ifdef CONFIG_BOARD_LATE_INIT
831 board_late_init,
832#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000833#ifdef CONFIG_CMD_SCSI
834 INIT_FUNC_WATCHDOG_RESET
835 initr_scsi,
836#endif
837#ifdef CONFIG_CMD_DOC
838 INIT_FUNC_WATCHDOG_RESET
839 initr_doc,
840#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000841#ifdef CONFIG_BITBANGMII
842 initr_bbmii,
843#endif
844#ifdef CONFIG_CMD_NET
Simon Glassc2240d42013-03-14 07:20:12 +0000845 INIT_FUNC_WATCHDOG_RESET
Simon Glass6f6430d2013-03-11 14:30:37 +0000846 initr_net,
847#endif
848#ifdef CONFIG_POST
849 initr_post,
850#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000851#if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_CMD_IDE)
852 initr_pcmcia,
853#endif
854#if defined(CONFIG_CMD_IDE)
855 initr_ide,
856#endif
857#ifdef CONFIG_LAST_STAGE_INIT
858 INIT_FUNC_WATCHDOG_RESET
859 /*
860 * Some parts can be only initialized if all others (like
861 * Interrupts) are up and running (i.e. the PC-style ISA
862 * keyboard).
863 */
864 last_stage_init,
865#endif
866#ifdef CONFIG_CMD_BEDBUG
867 INIT_FUNC_WATCHDOG_RESET
868 initr_bedbug,
869#endif
870#if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER)
871 initr_mem,
872#endif
873#ifdef CONFIG_PS2KBD
874 initr_kbd,
875#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000876 run_main_loop,
877};
878
879void board_init_r(gd_t *new_gd, ulong dest_addr)
880{
Alexey Brodkin73953982014-01-20 14:30:39 +0400881#ifdef CONFIG_NEEDS_MANUAL_RELOC
882 int i;
883#endif
884
Jeroen Hofstee47a602e2014-07-30 21:54:49 +0200885#if !defined(CONFIG_X86) && !defined(CONFIG_ARM) && !defined(CONFIG_ARM64)
Simon Glass6f6430d2013-03-11 14:30:37 +0000886 gd = new_gd;
Simon Glassbe274b92013-03-05 14:39:53 +0000887#endif
Alexey Brodkin73953982014-01-20 14:30:39 +0400888
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
Simon Glass6f6430d2013-03-11 14:30:37 +0000894 if (initcall_run_list(init_sequence_r))
895 hang();
896
897 /* NOTREACHED - run_main_loop() does not return */
898 hang();
899}