blob: 5c9e6987b9e1a64f4b9fc43e53cd6bf06166860a [file] [log] [blame]
Simon Glassdb397fa2013-03-11 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 Denkd79de1d2013-07-08 09:37:19 +020010 * SPDX-License-Identifier: GPL-2.0+
Simon Glassdb397fa2013-03-11 14:30:37 +000011 */
12
13#include <common.h>
Simon Glass5af29bd2013-03-14 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
Tom Rini23415e52015-12-07 08:23:29 -050018#include <command.h>
Simon Glassa73bda42015-11-08 23:47:45 -070019#include <console.h>
Simon Glassdb397fa2013-03-11 14:30:37 +000020#ifdef CONFIG_HAS_DATAFLASH
21#include <dataflash.h>
22#endif
Simon Glasseea87102014-02-26 15:59:20 -070023#include <dm.h>
Simon Glassdb397fa2013-03-11 14:30:37 +000024#include <environment.h>
25#include <fdtdec.h>
Simon Glass5af29bd2013-03-14 07:20:12 +000026#if defined(CONFIG_CMD_IDE)
27#include <ide.h>
28#endif
Simon Glassdb397fa2013-03-11 14:30:37 +000029#include <initcall.h>
Simon Glass5af29bd2013-03-14 07:20:12 +000030#ifdef CONFIG_PS2KBD
31#include <keyboard.h>
32#endif
33#if defined(CONFIG_CMD_KGDB)
34#include <kgdb.h>
35#endif
Simon Glassdb397fa2013-03-11 14:30:37 +000036#include <logbuff.h>
37#include <malloc.h>
Joe Hershberger65b905b2015-03-22 17:08:59 -050038#include <mapmem.h>
Simon Glass5af29bd2013-03-14 07:20:12 +000039#ifdef CONFIG_BITBANGMII
40#include <miiphy.h>
41#endif
Simon Glassdb397fa2013-03-11 14:30:37 +000042#include <mmc.h>
43#include <nand.h>
44#include <onenand_uboot.h>
Simon Glass5af29bd2013-03-14 07:20:12 +000045#include <scsi.h>
Simon Glassdb397fa2013-03-11 14:30:37 +000046#include <serial.h>
Simon Glass5af29bd2013-03-14 07:20:12 +000047#include <spi.h>
Simon Glassdb397fa2013-03-11 14:30:37 +000048#include <stdio_dev.h>
Simon Glass8e4f80f2016-02-24 09:14:50 -070049#include <timer.h>
Simon Glass209a1a62013-06-11 11:14:42 -070050#include <trace.h>
Simon Glass5af29bd2013-03-14 07:20:12 +000051#include <watchdog.h>
Francois Retief77732022014-10-27 13:39:03 +020052#ifdef CONFIG_CMD_AMBAPP
53#include <ambapp.h>
54#endif
Simon Glass5af29bd2013-03-14 07:20:12 +000055#ifdef CONFIG_ADDR_MAP
56#include <asm/mmu.h>
57#endif
Simon Glassdb397fa2013-03-11 14:30:37 +000058#include <asm/sections.h>
Simon Glass6f5567d2013-03-05 14:39:53 +000059#ifdef CONFIG_X86
60#include <asm/init_helpers.h>
61#endif
Simon Glasseea87102014-02-26 15:59:20 -070062#include <dm/root.h>
Simon Glass5af29bd2013-03-14 07:20:12 +000063#include <linux/compiler.h>
Simon Glasseea87102014-02-26 15:59:20 -070064#include <linux/err.h>
Andreas Bießmannc1d09172015-02-06 23:06:48 +010065#ifdef CONFIG_AVR32
66#include <asm/arch/mmu.h>
67#endif
Alexander Graf0bd425a2016-03-04 01:10:01 +010068#include <efi_loader.h>
Simon Glassdb397fa2013-03-11 14:30:37 +000069
70DECLARE_GLOBAL_DATA_PTR;
71
Francois Retieffc7784e2015-11-23 13:05:44 +020072#if defined(CONFIG_SPARC)
73extern int prom_init(void);
74#endif
75
Simon Glassdb397fa2013-03-11 14:30:37 +000076ulong monitor_flash_len;
77
Jeroen Hofstee45846052014-10-08 22:57:22 +020078__weak int board_flash_wp_on(void)
Simon Glass5af29bd2013-03-14 07:20:12 +000079{
80 /*
81 * Most flashes can't be detected when write protection is enabled,
82 * so provide a way to let U-Boot gracefully ignore write protected
83 * devices.
84 */
85 return 0;
86}
87
Jeroen Hofstee45846052014-10-08 22:57:22 +020088__weak void cpu_secondary_init_r(void)
Simon Glass5af29bd2013-03-14 07:20:12 +000089{
90}
91
Simon Glass5af29bd2013-03-14 07:20:12 +000092static int initr_secondary_cpu(void)
93{
94 /*
95 * after non-volatile devices & environment is setup and cpu code have
96 * another round to deal with any initialization that might require
97 * full access to the environment or loading of some image (firmware)
98 * from a non-volatile device
99 */
100 /* TODO: maybe define this for all archs? */
101 cpu_secondary_init_r();
102
103 return 0;
104}
Simon Glassdb397fa2013-03-11 14:30:37 +0000105
Simon Glass209a1a62013-06-11 11:14:42 -0700106static int initr_trace(void)
107{
108#ifdef CONFIG_TRACE
109 trace_init(gd->trace_buff, CONFIG_TRACE_BUFFER_SIZE);
110#endif
111
112 return 0;
113}
114
Simon Glassdb397fa2013-03-11 14:30:37 +0000115static int initr_reloc(void)
116{
Simon Glass94890462014-11-10 17:16:43 -0700117 /* tell others: relocation done */
118 gd->flags |= GD_FLG_RELOC | GD_FLG_FULL_MALLOC_INIT;
Simon Glassdb397fa2013-03-11 14:30:37 +0000119
120 return 0;
121}
122
123#ifdef CONFIG_ARM
124/*
125 * Some of these functions are needed purely because the functions they
126 * call return void. If we change them to return 0, these stubs can go away.
127 */
128static int initr_caches(void)
129{
130 /* Enable caches */
131 enable_caches();
132 return 0;
133}
134#endif
135
Simon Glass5af29bd2013-03-14 07:20:12 +0000136__weak int fixup_cpu(void)
137{
138 return 0;
139}
140
Simon Glassdb397fa2013-03-11 14:30:37 +0000141static int initr_reloc_global_data(void)
142{
Albert ARIBAUD6e294722014-02-22 17:53:43 +0100143#ifdef __ARM__
144 monitor_flash_len = _end - __image_copy_start;
Kun-Hua Huang89299e22015-08-24 14:52:35 +0800145#elif defined(CONFIG_NDS32)
146 monitor_flash_len = (ulong)&_end - (ulong)&_start;
Thomas Choucce3e752014-08-22 11:36:47 +0800147#elif !defined(CONFIG_SANDBOX) && !defined(CONFIG_NIOS2)
Masahiro Yamadad1589242013-05-27 00:37:30 +0000148 monitor_flash_len = (ulong)&__init_end - gd->relocaddr;
Simon Glassdb397fa2013-03-11 14:30:37 +0000149#endif
Simon Glass5af29bd2013-03-14 07:20:12 +0000150#if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)
151 /*
152 * The gd->cpu pointer is set to an address in flash before relocation.
153 * We need to update it to point to the same CPU entry in RAM.
154 * TODO: why not just add gd->reloc_ofs?
155 */
Masahiro Yamadad1589242013-05-27 00:37:30 +0000156 gd->arch.cpu += gd->relocaddr - CONFIG_SYS_MONITOR_BASE;
Simon Glass5af29bd2013-03-14 07:20:12 +0000157
158 /*
159 * If we didn't know the cpu mask & # cores, we can save them of
160 * now rather than 'computing' them constantly
161 */
162 fixup_cpu();
163#endif
164#ifdef CONFIG_SYS_EXTRA_ENV_RELOC
165 /*
166 * Some systems need to relocate the env_addr pointer early because the
167 * location it points to will get invalidated before env_relocate is
168 * called. One example is on systems that might use a L2 or L3 cache
169 * in SRAM mode and initialize that cache from SRAM mode back to being
170 * a cache in cpu_init_r.
171 */
Masahiro Yamadad1589242013-05-27 00:37:30 +0000172 gd->env_addr += gd->relocaddr - CONFIG_SYS_MONITOR_BASE;
Simon Glass5af29bd2013-03-14 07:20:12 +0000173#endif
Siva Durga Prasad Paladuguabffd312015-12-03 15:46:03 +0100174#ifdef CONFIG_OF_EMBED
175 /*
176 * The fdt_blob needs to be moved to new relocation address
177 * incase of FDT blob is embedded with in image
178 */
179 gd->fdt_blob += gd->reloc_off;
180#endif
Alexander Graf0bd425a2016-03-04 01:10:01 +0100181#ifdef CONFIG_EFI_LOADER
182 efi_runtime_relocate(gd->relocaddr, NULL);
183#endif
Siva Durga Prasad Paladuguabffd312015-12-03 15:46:03 +0100184
Simon Glass5af29bd2013-03-14 07:20:12 +0000185 return 0;
Simon Glassdb397fa2013-03-11 14:30:37 +0000186}
187
188static int initr_serial(void)
189{
190 serial_initialize();
191 return 0;
192}
193
Daniel Schwierzeckb9da7da2016-01-09 18:34:15 +0100194#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_MIPS)
Simon Glass5af29bd2013-03-14 07:20:12 +0000195static int initr_trap(void)
196{
197 /*
198 * Setup trap handlers
199 */
angelo@sysam.itf245ae92015-02-12 01:40:17 +0100200#if defined(CONFIG_PPC)
Masahiro Yamadad1589242013-05-27 00:37:30 +0000201 trap_init(gd->relocaddr);
angelo@sysam.itf245ae92015-02-12 01:40:17 +0100202#else
203 trap_init(CONFIG_SYS_SDRAM_BASE);
204#endif
Simon Glass5af29bd2013-03-14 07:20:12 +0000205 return 0;
206}
207#endif
208
209#ifdef CONFIG_ADDR_MAP
210static int initr_addr_map(void)
211{
212 init_addr_map();
213
214 return 0;
215}
216#endif
217
Simon Glassdb397fa2013-03-11 14:30:37 +0000218#ifdef CONFIG_LOGBUFFER
219unsigned long logbuffer_base(void)
220{
221 return gd->ram_top - LOGBUFF_LEN;
222}
223
224static int initr_logbuffer(void)
225{
226 logbuff_init_ptrs();
227 return 0;
228}
229#endif
230
231#ifdef CONFIG_POST
232static int initr_post_backlog(void)
233{
234 post_output_backlog();
235 return 0;
236}
237#endif
238
Simon Glass5af29bd2013-03-14 07:20:12 +0000239#ifdef CONFIG_SYS_DELAYED_ICACHE
240static int initr_icache_enable(void)
241{
242 return 0;
243}
244#endif
245
246#if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500)
247static int initr_unlock_ram_in_cache(void)
248{
249 unlock_ram_in_cache(); /* it's time to unlock D-cache in e500 */
250 return 0;
251}
252#endif
253
254#ifdef CONFIG_PCI
255static int initr_pci(void)
256{
Simon Glassb94dc892015-03-05 12:25:25 -0700257#ifndef CONFIG_DM_PCI
Simon Glass5af29bd2013-03-14 07:20:12 +0000258 pci_init();
Simon Glassb94dc892015-03-05 12:25:25 -0700259#endif
Simon Glass5af29bd2013-03-14 07:20:12 +0000260
261 return 0;
262}
263#endif
264
Simon Glass5af29bd2013-03-14 07:20:12 +0000265static int initr_barrier(void)
266{
267#ifdef CONFIG_PPC
268 /* TODO: Can we not use dmb() macros for this? */
269 asm("sync ; isync");
270#endif
271 return 0;
272}
273
Simon Glassdb397fa2013-03-11 14:30:37 +0000274static int initr_malloc(void)
275{
276 ulong malloc_start;
277
Simon Glass863e4042014-07-10 22:23:28 -0600278#ifdef CONFIG_SYS_MALLOC_F_LEN
279 debug("Pre-reloc malloc() used %#lx bytes (%ld KB)\n", gd->malloc_ptr,
280 gd->malloc_ptr / 1024);
281#endif
Simon Glassdb397fa2013-03-11 14:30:37 +0000282 /* The malloc area is immediately below the monitor copy in DRAM */
Masahiro Yamadad1589242013-05-27 00:37:30 +0000283 malloc_start = gd->relocaddr - TOTAL_MALLOC_LEN;
Simon Glass62cf9122013-04-26 02:53:43 +0000284 mem_malloc_init((ulong)map_sysmem(malloc_start, TOTAL_MALLOC_LEN),
285 TOTAL_MALLOC_LEN);
Simon Glassdb397fa2013-03-11 14:30:37 +0000286 return 0;
287}
Thierry Redingc97d9742014-12-09 22:25:22 -0700288
Simon Glass1bb49232015-11-08 23:47:48 -0700289static int initr_console_record(void)
290{
291#if defined(CONFIG_CONSOLE_RECORD)
292 return console_record_init();
293#else
294 return 0;
295#endif
296}
297
Jan Kiszkaa714a6b92015-03-09 07:47:18 +0100298#ifdef CONFIG_SYS_NONCACHED_MEMORY
299static int initr_noncached(void)
300{
301 noncached_init();
302 return 0;
303}
304#endif
305
Simon Glasseea87102014-02-26 15:59:20 -0700306#ifdef CONFIG_DM
307static int initr_dm(void)
308{
Simon Glass8e4f80f2016-02-24 09:14:50 -0700309 int ret;
310
Simon Glassa730c5d2014-07-23 06:55:04 -0600311 /* Save the pre-reloc driver model and start a new one */
312 gd->dm_root_f = gd->dm_root;
313 gd->dm_root = NULL;
Simon Glassb0fb7bd2016-03-11 22:06:46 -0700314#ifdef CONFIG_TIMER
315 gd->timer = NULL;
316#endif
Simon Glass8e4f80f2016-02-24 09:14:50 -0700317 ret = dm_init_and_scan(false);
318 if (ret)
319 return ret;
320#ifdef CONFIG_TIMER_EARLY
Simon Glass8e4f80f2016-02-24 09:14:50 -0700321 ret = dm_timer_init();
322 if (ret)
323 return ret;
Thomas Chou78815972015-10-09 13:48:56 +0800324#endif
Simon Glass8e4f80f2016-02-24 09:14:50 -0700325
326 return 0;
Simon Glasseea87102014-02-26 15:59:20 -0700327}
328#endif
329
Simon Glass7edd07d2015-11-28 22:16:35 -0700330static int initr_bootstage(void)
331{
332 /* We cannot do this before initr_dm() */
333 bootstage_mark_name(BOOTSTAGE_ID_START_UBOOT_R, "board_init_r");
334
335 return 0;
336}
337
Simon Glassdb397fa2013-03-11 14:30:37 +0000338__weak int power_init_board(void)
339{
340 return 0;
341}
342
343static int initr_announce(void)
344{
Masahiro Yamadad1589242013-05-27 00:37:30 +0000345 debug("Now running in RAM - U-Boot at: %08lx\n", gd->relocaddr);
Simon Glassdb397fa2013-03-11 14:30:37 +0000346 return 0;
347}
348
Andreas Bießmann9e4f3962015-01-20 00:29:05 +0100349#ifdef CONFIG_NEEDS_MANUAL_RELOC
350static int initr_manual_reloc_cmdtable(void)
351{
352 fixup_cmdtable(ll_entry_start(cmd_tbl_t, cmd),
353 ll_entry_count(cmd_tbl_t, cmd));
354 return 0;
355}
356#endif
357
Masahiro Yamada8cea9b52017-02-11 22:43:54 +0900358#if defined(CONFIG_MTD_NOR_FLASH)
Simon Glassdb397fa2013-03-11 14:30:37 +0000359static int initr_flash(void)
360{
Simon Glass5af29bd2013-03-14 07:20:12 +0000361 ulong flash_size = 0;
362 bd_t *bd = gd->bd;
Simon Glassdb397fa2013-03-11 14:30:37 +0000363
364 puts("Flash: ");
365
Masahiro Yamadaeb0e02b2014-12-05 12:20:58 +0900366 if (board_flash_wp_on())
Simon Glass5af29bd2013-03-14 07:20:12 +0000367 printf("Uninitialized - Write Protect On\n");
Masahiro Yamadaeb0e02b2014-12-05 12:20:58 +0900368 else
Simon Glass5af29bd2013-03-14 07:20:12 +0000369 flash_size = flash_init();
Masahiro Yamadaeb0e02b2014-12-05 12:20:58 +0900370
Simon Glassdb397fa2013-03-11 14:30:37 +0000371 print_size(flash_size, "");
372#ifdef CONFIG_SYS_FLASH_CHECKSUM
373 /*
374 * Compute and print flash CRC if flashchecksum is set to 'y'
375 *
376 * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
377 */
378 if (getenv_yesno("flashchecksum") == 1) {
379 printf(" CRC: %08X", crc32(0,
380 (const unsigned char *) CONFIG_SYS_FLASH_BASE,
381 flash_size));
382 }
383#endif /* CONFIG_SYS_FLASH_CHECKSUM */
384 putc('\n');
385
Simon Glass5af29bd2013-03-14 07:20:12 +0000386 /* update start of FLASH memory */
387#ifdef CONFIG_SYS_FLASH_BASE
388 bd->bi_flashstart = CONFIG_SYS_FLASH_BASE;
389#endif
390 /* size of FLASH memory (final value) */
391 bd->bi_flashsize = flash_size;
392
393#if defined(CONFIG_SYS_UPDATE_FLASH_SIZE)
394 /* Make a update of the Memctrl. */
395 update_flash_size(flash_size);
396#endif
397
398
399#if defined(CONFIG_OXC) || defined(CONFIG_RMU)
400 /* flash mapped at end of memory map */
401 bd->bi_flashoffset = CONFIG_SYS_TEXT_BASE + flash_size;
402#elif CONFIG_SYS_MONITOR_BASE == CONFIG_SYS_FLASH_BASE
403 bd->bi_flashoffset = monitor_flash_len; /* reserved area for monitor */
404#endif
405 return 0;
406}
407#endif
408
Simon Glass55316ad2014-10-13 23:41:54 -0600409#if defined(CONFIG_PPC) && !defined(CONFIG_DM_SPI)
Simon Glass5af29bd2013-03-14 07:20:12 +0000410static int initr_spi(void)
411{
412 /* PPC does this here */
413#ifdef CONFIG_SPI
414#if !defined(CONFIG_ENV_IS_IN_EEPROM)
415 spi_init_f();
416#endif
417 spi_init_r();
418#endif
Simon Glassdb397fa2013-03-11 14:30:37 +0000419 return 0;
420}
421#endif
422
423#ifdef CONFIG_CMD_NAND
424/* go init the NAND */
Jeroen Hofsteed9e87622014-10-08 22:57:32 +0200425static int initr_nand(void)
Simon Glassdb397fa2013-03-11 14:30:37 +0000426{
427 puts("NAND: ");
428 nand_init();
429 return 0;
430}
431#endif
432
433#if defined(CONFIG_CMD_ONENAND)
434/* go init the NAND */
Jeroen Hofsteed9e87622014-10-08 22:57:32 +0200435static int initr_onenand(void)
Simon Glassdb397fa2013-03-11 14:30:37 +0000436{
437 puts("NAND: ");
438 onenand_init();
439 return 0;
440}
441#endif
442
443#ifdef CONFIG_GENERIC_MMC
Jeroen Hofsteed9e87622014-10-08 22:57:32 +0200444static int initr_mmc(void)
Simon Glassdb397fa2013-03-11 14:30:37 +0000445{
446 puts("MMC: ");
447 mmc_initialize(gd->bd);
448 return 0;
449}
450#endif
451
452#ifdef CONFIG_HAS_DATAFLASH
Jeroen Hofsteed9e87622014-10-08 22:57:32 +0200453static int initr_dataflash(void)
Simon Glassdb397fa2013-03-11 14:30:37 +0000454{
455 AT91F_DataflashInit();
456 dataflash_print_info();
457 return 0;
458}
459#endif
460
461/*
462 * Tell if it's OK to load the environment early in boot.
463 *
Masahiro Yamadab970a892016-02-05 20:49:39 +0900464 * If CONFIG_OF_CONTROL is defined, we'll check with the FDT to see
Simon Glassdb397fa2013-03-11 14:30:37 +0000465 * if this is OK (defaulting to saying it's OK).
466 *
467 * NOTE: Loading the environment early can be a bad idea if security is
468 * important, since no verification is done on the environment.
469 *
470 * @return 0 if environment should not be loaded, !=0 if it is ok to load
471 */
472static int should_load_env(void)
473{
474#ifdef CONFIG_OF_CONTROL
475 return fdtdec_get_config_int(gd->fdt_blob, "load-environment", 1);
476#elif defined CONFIG_DELAY_ENVIRONMENT
477 return 0;
478#else
479 return 1;
480#endif
481}
482
483static int initr_env(void)
484{
485 /* initialize environment */
486 if (should_load_env())
487 env_relocate();
488 else
489 set_default_env(NULL);
Thomas Chou4fda2812015-10-16 08:44:51 +0800490#ifdef CONFIG_OF_CONTROL
491 setenv_addr("fdtcontroladdr", gd->fdt_blob);
492#endif
Simon Glassdb397fa2013-03-11 14:30:37 +0000493
494 /* Initialize from environment */
495 load_addr = getenv_ulong("loadaddr", 16, load_addr);
Simon Glass5af29bd2013-03-14 07:20:12 +0000496#if defined(CONFIG_SYS_EXTBDINFO)
497#if defined(CONFIG_405GP) || defined(CONFIG_405EP)
498#if defined(CONFIG_I2CFAST)
499 /*
500 * set bi_iic_fast for linux taking environment variable
501 * "i2cfast" into account
502 */
503 {
504 char *s = getenv("i2cfast");
505
506 if (s && ((*s == 'y') || (*s == 'Y'))) {
507 gd->bd->bi_iic_fast[0] = 1;
508 gd->bd->bi_iic_fast[1] = 1;
509 }
510 }
511#endif /* CONFIG_I2CFAST */
512#endif /* CONFIG_405GP, CONFIG_405EP */
513#endif /* CONFIG_SYS_EXTBDINFO */
514 return 0;
515}
516
Andreas Bießmann111bbf52015-02-06 23:06:47 +0100517#ifdef CONFIG_SYS_BOOTPARAMS_LEN
518static int initr_malloc_bootparams(void)
519{
520 gd->bd->bi_boot_params = (ulong)malloc(CONFIG_SYS_BOOTPARAMS_LEN);
521 if (!gd->bd->bi_boot_params) {
522 puts("WARNING: Cannot allocate space for boot parameters\n");
523 return -ENOMEM;
524 }
525 return 0;
526}
527#endif
528
Simon Glassdb397fa2013-03-11 14:30:37 +0000529static int initr_jumptable(void)
530{
531 jumptable_init();
532 return 0;
533}
534
535#if defined(CONFIG_API)
536static int initr_api(void)
537{
538 /* Initialize API */
539 api_init();
540 return 0;
541}
542#endif
543
Simon Glassdb397fa2013-03-11 14:30:37 +0000544/* enable exceptions */
Andreas Bießmannc1d09172015-02-06 23:06:48 +0100545#if defined(CONFIG_ARM) || defined(CONFIG_AVR32)
Simon Glassdb397fa2013-03-11 14:30:37 +0000546static int initr_enable_interrupts(void)
547{
548 enable_interrupts();
549 return 0;
550}
Simon Glass2e4622d2013-03-11 07:40:13 +0000551#endif
Simon Glassdb397fa2013-03-11 14:30:37 +0000552
553#ifdef CONFIG_CMD_NET
554static int initr_ethaddr(void)
555{
Simon Glass5af29bd2013-03-14 07:20:12 +0000556 bd_t *bd = gd->bd;
557
558 /* kept around for legacy kernels only ... ignore the next section */
559 eth_getenv_enetaddr("ethaddr", bd->bi_enetaddr);
560#ifdef CONFIG_HAS_ETH1
561 eth_getenv_enetaddr("eth1addr", bd->bi_enet1addr);
562#endif
563#ifdef CONFIG_HAS_ETH2
564 eth_getenv_enetaddr("eth2addr", bd->bi_enet2addr);
565#endif
566#ifdef CONFIG_HAS_ETH3
567 eth_getenv_enetaddr("eth3addr", bd->bi_enet3addr);
568#endif
569#ifdef CONFIG_HAS_ETH4
570 eth_getenv_enetaddr("eth4addr", bd->bi_enet4addr);
571#endif
572#ifdef CONFIG_HAS_ETH5
573 eth_getenv_enetaddr("eth5addr", bd->bi_enet5addr);
574#endif
575 return 0;
576}
577#endif /* CONFIG_CMD_NET */
578
579#ifdef CONFIG_CMD_KGDB
580static int initr_kgdb(void)
581{
582 puts("KGDB: ");
583 kgdb_init();
584 return 0;
585}
586#endif
587
Uri Mashiach4892d392017-01-19 10:51:45 +0200588#if defined(CONFIG_LED_STATUS)
Simon Glass5af29bd2013-03-14 07:20:12 +0000589static int initr_status_led(void)
590{
Uri Mashiach4892d392017-01-19 10:51:45 +0200591#if defined(CONFIG_LED_STATUS_BOOT)
592 status_led_set(CONFIG_LED_STATUS_BOOT, CONFIG_LED_STATUS_BLINKING);
Bernhard Nortmannc5dcb4a2015-08-21 15:13:21 +0200593#else
594 status_led_init();
595#endif
Simon Glass5af29bd2013-03-14 07:20:12 +0000596 return 0;
597}
598#endif
599
Francois Retief77732022014-10-27 13:39:03 +0200600#if defined(CONFIG_CMD_AMBAPP) && defined(CONFIG_SYS_AMBAPP_PRINT_ON_STARTUP)
601extern int do_ambapp_print(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]);
602
603static int initr_ambapp_print(void)
604{
605 puts("AMBA:\n");
606 do_ambapp_print(NULL, 0, 0, NULL);
607
608 return 0;
609}
610#endif
611
Michal Simekc886f352016-09-08 15:06:45 +0200612#if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI)
Simon Glass5af29bd2013-03-14 07:20:12 +0000613static int initr_scsi(void)
614{
Simon Glass5af29bd2013-03-14 07:20:12 +0000615 puts("SCSI: ");
616 scsi_init();
Simon Glassdb397fa2013-03-11 14:30:37 +0000617
618 return 0;
619}
Ian Campbell63d424b2014-07-21 19:23:18 +0100620#endif
Simon Glassdb397fa2013-03-11 14:30:37 +0000621
622#ifdef CONFIG_BITBANGMII
623static int initr_bbmii(void)
624{
625 bb_miiphy_init();
626 return 0;
627}
628#endif
629
630#ifdef CONFIG_CMD_NET
631static int initr_net(void)
632{
633 puts("Net: ");
Joe Hershberger3dbe17e2015-03-22 17:09:06 -0500634 eth_initialize();
Simon Glassdb397fa2013-03-11 14:30:37 +0000635#if defined(CONFIG_RESET_PHY_R)
636 debug("Reset Ethernet PHY\n");
637 reset_phy();
638#endif
639 return 0;
640}
641#endif
642
643#ifdef CONFIG_POST
644static int initr_post(void)
645{
646 post_run(NULL, POST_RAM | post_bootmode_get(0));
647 return 0;
648}
649#endif
650
Simon Glass5af29bd2013-03-14 07:20:12 +0000651#if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_CMD_IDE)
652static int initr_pcmcia(void)
653{
654 puts("PCMCIA:");
655 pcmcia_init();
656 return 0;
657}
658#endif
659
660#if defined(CONFIG_CMD_IDE)
661static int initr_ide(void)
662{
663#ifdef CONFIG_IDE_8xx_PCCARD
664 puts("PCMCIA:");
665#else
666 puts("IDE: ");
667#endif
668#if defined(CONFIG_START_IDE)
669 if (board_start_ide())
670 ide_init();
671#else
672 ide_init();
673#endif
674 return 0;
675}
676#endif
677
Simon Glassdb397fa2013-03-11 14:30:37 +0000678#if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER)
679/*
680 * Export available size of memory for Linux, taking into account the
681 * protected RAM at top of memory
682 */
683int initr_mem(void)
684{
685 ulong pram = 0;
686 char memsz[32];
687
688# ifdef CONFIG_PRAM
689 pram = getenv_ulong("pram", 10, CONFIG_PRAM);
690# endif
691# if defined(CONFIG_LOGBUFFER) && !defined(CONFIG_ALT_LB_ADDR)
692 /* Also take the logbuffer into account (pram is in kB) */
693 pram += (LOGBUFF_LEN + LOGBUFF_OVERHEAD) / 1024;
694# endif
Valentin Longchampd6b46942014-10-03 11:16:19 +0200695 sprintf(memsz, "%ldk", (long int) ((gd->ram_size / 1024) - pram));
Simon Glassdb397fa2013-03-11 14:30:37 +0000696 setenv("mem", memsz);
Simon Glass5af29bd2013-03-14 07:20:12 +0000697
698 return 0;
Simon Glassdb397fa2013-03-11 14:30:37 +0000699}
700#endif
701
Simon Glass5af29bd2013-03-14 07:20:12 +0000702#ifdef CONFIG_CMD_BEDBUG
703static int initr_bedbug(void)
704{
705 bedbug_init();
706
707 return 0;
708}
709#endif
710
711#ifdef CONFIG_PS2KBD
712static int initr_kbd(void)
713{
714 puts("PS/2: ");
715 kbd_init();
716 return 0;
717}
718#endif
719
Simon Glassdb397fa2013-03-11 14:30:37 +0000720static int run_main_loop(void)
721{
Simon Glass62cf9122013-04-26 02:53:43 +0000722#ifdef CONFIG_SANDBOX
723 sandbox_main_loop_init();
724#endif
Simon Glassdb397fa2013-03-11 14:30:37 +0000725 /* main_loop() can return to retry autoboot, if so just run it again */
726 for (;;)
727 main_loop();
728 return 0;
729}
730
731/*
732 * Over time we hope to remove these functions with code fragments and
733 * stub funtcions, and instead call the relevant function directly.
734 *
735 * We also hope to remove most of the driver-related init and do it if/when
736 * the driver is later used.
Simon Glass5af29bd2013-03-14 07:20:12 +0000737 *
738 * TODO: perhaps reset the watchdog in the initcall function after each call?
Simon Glassdb397fa2013-03-11 14:30:37 +0000739 */
Simon Glass2031fad2017-01-16 07:03:50 -0700740static init_fnc_t init_sequence_r[] = {
Simon Glass209a1a62013-06-11 11:14:42 -0700741 initr_trace,
Simon Glassdb397fa2013-03-11 14:30:37 +0000742 initr_reloc,
Simon Glass5af29bd2013-03-14 07:20:12 +0000743 /* TODO: could x86/PPC have this also perhaps? */
Simon Glassdb397fa2013-03-11 14:30:37 +0000744#ifdef CONFIG_ARM
745 initr_caches,
York Sun820a18f2015-03-20 19:28:11 -0700746 /* Note: For Freescale LS2 SoCs, new MMU table is created in DDR.
747 * A temporary mapping of IFC high region is since removed,
748 * so environmental variables in NOR flash is not availble
749 * until board_init() is called below to remap IFC to high
750 * region.
751 */
Simon Glass712da5e2014-09-03 17:37:01 -0600752#endif
753 initr_reloc_global_data,
York Sun6e78b3b2014-10-02 15:20:10 -0700754#if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500)
755 initr_unlock_ram_in_cache,
756#endif
Simon Glass712da5e2014-09-03 17:37:01 -0600757 initr_barrier,
758 initr_malloc,
Simon Glass1bb49232015-11-08 23:47:48 -0700759 initr_console_record,
Jan Kiszkaa714a6b92015-03-09 07:47:18 +0100760#ifdef CONFIG_SYS_NONCACHED_MEMORY
761 initr_noncached,
762#endif
Simon Glass712da5e2014-09-03 17:37:01 -0600763 bootstage_relocate,
764#ifdef CONFIG_DM
765 initr_dm,
766#endif
Simon Glass7edd07d2015-11-28 22:16:35 -0700767 initr_bootstage,
Kun-Hua Huang89299e22015-08-24 14:52:35 +0800768#if defined(CONFIG_ARM) || defined(CONFIG_NDS32)
Simon Glassdb397fa2013-03-11 14:30:37 +0000769 board_init, /* Setup chipselects */
770#endif
Simon Glass5af29bd2013-03-14 07:20:12 +0000771 /*
772 * TODO: printing of the clock inforamtion of the board is now
773 * implemented as part of bdinfo command. Currently only support for
774 * davinci SOC's is added. Remove this check once all the board
775 * implement this.
776 */
777#ifdef CONFIG_CLOCKS
778 set_cpu_clk_info, /* Setup clock information */
779#endif
Alexander Graf8623f922016-03-04 01:10:04 +0100780#ifdef CONFIG_EFI_LOADER
781 efi_memory_init,
782#endif
Simon Glass712da5e2014-09-03 17:37:01 -0600783 stdio_init_tables,
Simon Glassdb397fa2013-03-11 14:30:37 +0000784 initr_serial,
785 initr_announce,
Simon Glass5af29bd2013-03-14 07:20:12 +0000786 INIT_FUNC_WATCHDOG_RESET
Andreas Bießmann9e4f3962015-01-20 00:29:05 +0100787#ifdef CONFIG_NEEDS_MANUAL_RELOC
788 initr_manual_reloc_cmdtable,
789#endif
Daniel Schwierzeckb9da7da2016-01-09 18:34:15 +0100790#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_MIPS)
Simon Glass5af29bd2013-03-14 07:20:12 +0000791 initr_trap,
792#endif
793#ifdef CONFIG_ADDR_MAP
794 initr_addr_map,
795#endif
796#if defined(CONFIG_BOARD_EARLY_INIT_R)
797 board_early_init_r,
798#endif
799 INIT_FUNC_WATCHDOG_RESET
Simon Glassdb397fa2013-03-11 14:30:37 +0000800#ifdef CONFIG_LOGBUFFER
801 initr_logbuffer,
802#endif
803#ifdef CONFIG_POST
804 initr_post_backlog,
805#endif
Simon Glass5af29bd2013-03-14 07:20:12 +0000806 INIT_FUNC_WATCHDOG_RESET
807#ifdef CONFIG_SYS_DELAYED_ICACHE
808 initr_icache_enable,
809#endif
Simon Glass5af29bd2013-03-14 07:20:12 +0000810#if defined(CONFIG_PCI) && defined(CONFIG_SYS_EARLY_PCI_INIT)
811 /*
812 * Do early PCI configuration _before_ the flash gets initialised,
813 * because PCU ressources are crucial for flash access on some boards.
814 */
815 initr_pci,
816#endif
Simon Glassdb397fa2013-03-11 14:30:37 +0000817#ifdef CONFIG_ARCH_EARLY_INIT_R
818 arch_early_init_r,
819#endif
820 power_init_board,
Masahiro Yamada8cea9b52017-02-11 22:43:54 +0900821#ifdef CONFIG_MTD_NOR_FLASH
Simon Glassdb397fa2013-03-11 14:30:37 +0000822 initr_flash,
823#endif
Simon Glass5af29bd2013-03-14 07:20:12 +0000824 INIT_FUNC_WATCHDOG_RESET
Francois Retiefe3051d92015-10-28 14:29:32 +0200825#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_X86) || \
826 defined(CONFIG_SPARC)
Simon Glass5af29bd2013-03-14 07:20:12 +0000827 /* initialize higher level parts of CPU like time base and timers */
828 cpu_init_r,
Simon Glass6f5567d2013-03-05 14:39:53 +0000829#endif
830#ifdef CONFIG_PPC
Simon Glass5af29bd2013-03-14 07:20:12 +0000831 initr_spi,
832#endif
Simon Glassdb397fa2013-03-11 14:30:37 +0000833#ifdef CONFIG_CMD_NAND
834 initr_nand,
835#endif
836#ifdef CONFIG_CMD_ONENAND
837 initr_onenand,
838#endif
839#ifdef CONFIG_GENERIC_MMC
840 initr_mmc,
841#endif
842#ifdef CONFIG_HAS_DATAFLASH
843 initr_dataflash,
844#endif
845 initr_env,
Andreas Bießmann111bbf52015-02-06 23:06:47 +0100846#ifdef CONFIG_SYS_BOOTPARAMS_LEN
847 initr_malloc_bootparams,
848#endif
Simon Glass5af29bd2013-03-14 07:20:12 +0000849 INIT_FUNC_WATCHDOG_RESET
850 initr_secondary_cpu,
Simon Glass5af29bd2013-03-14 07:20:12 +0000851#if defined(CONFIG_ID_EEPROM) || defined(CONFIG_SYS_I2C_MAC_OFFSET)
852 mac_read_from_eeprom,
853#endif
854 INIT_FUNC_WATCHDOG_RESET
855#if defined(CONFIG_PCI) && !defined(CONFIG_SYS_EARLY_PCI_INIT)
856 /*
857 * Do pci configuration
858 */
859 initr_pci,
860#endif
Simon Glass712da5e2014-09-03 17:37:01 -0600861 stdio_add_devices,
Simon Glassdb397fa2013-03-11 14:30:37 +0000862 initr_jumptable,
863#ifdef CONFIG_API
864 initr_api,
865#endif
866 console_init_r, /* fully init console as a device */
867#ifdef CONFIG_DISPLAY_BOARDINFO_LATE
Masahiro Yamada9607f7a2015-01-14 17:07:05 +0900868 show_board_info,
Simon Glassdb397fa2013-03-11 14:30:37 +0000869#endif
870#ifdef CONFIG_ARCH_MISC_INIT
871 arch_misc_init, /* miscellaneous arch-dependent init */
872#endif
873#ifdef CONFIG_MISC_INIT_R
874 misc_init_r, /* miscellaneous platform-dependent init */
875#endif
Simon Glass5af29bd2013-03-14 07:20:12 +0000876 INIT_FUNC_WATCHDOG_RESET
877#ifdef CONFIG_CMD_KGDB
878 initr_kgdb,
879#endif
Simon Glassdb397fa2013-03-11 14:30:37 +0000880 interrupt_init,
Andreas Bießmannc1d09172015-02-06 23:06:48 +0100881#if defined(CONFIG_ARM) || defined(CONFIG_AVR32)
Simon Glassdb397fa2013-03-11 14:30:37 +0000882 initr_enable_interrupts,
Simon Glass5af29bd2013-03-14 07:20:12 +0000883#endif
Bin Menge8e589d2015-10-22 19:13:33 -0700884#if defined(CONFIG_MICROBLAZE) || defined(CONFIG_AVR32) || defined(CONFIG_M68K)
Simon Glass6f5567d2013-03-05 14:39:53 +0000885 timer_init, /* initialize timer */
886#endif
Uri Mashiach4892d392017-01-19 10:51:45 +0200887#if defined(CONFIG_LED_STATUS)
Simon Glass5af29bd2013-03-14 07:20:12 +0000888 initr_status_led,
889#endif
890 /* PPC has a udelay(20) here dating from 2002. Why? */
Simon Glassdb397fa2013-03-11 14:30:37 +0000891#ifdef CONFIG_CMD_NET
892 initr_ethaddr,
893#endif
894#ifdef CONFIG_BOARD_LATE_INIT
895 board_late_init,
896#endif
Francois Retief77732022014-10-27 13:39:03 +0200897#if defined(CONFIG_CMD_AMBAPP)
898 ambapp_init_reloc,
899#if defined(CONFIG_SYS_AMBAPP_PRINT_ON_STARTUP)
900 initr_ambapp_print,
901#endif
902#endif
Michal Simekc886f352016-09-08 15:06:45 +0200903#if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI)
Simon Glass5af29bd2013-03-14 07:20:12 +0000904 INIT_FUNC_WATCHDOG_RESET
905 initr_scsi,
906#endif
Simon Glassdb397fa2013-03-11 14:30:37 +0000907#ifdef CONFIG_BITBANGMII
908 initr_bbmii,
909#endif
910#ifdef CONFIG_CMD_NET
Simon Glass5af29bd2013-03-14 07:20:12 +0000911 INIT_FUNC_WATCHDOG_RESET
Simon Glassdb397fa2013-03-11 14:30:37 +0000912 initr_net,
913#endif
914#ifdef CONFIG_POST
915 initr_post,
916#endif
Simon Glass5af29bd2013-03-14 07:20:12 +0000917#if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_CMD_IDE)
918 initr_pcmcia,
919#endif
920#if defined(CONFIG_CMD_IDE)
921 initr_ide,
922#endif
923#ifdef CONFIG_LAST_STAGE_INIT
924 INIT_FUNC_WATCHDOG_RESET
925 /*
926 * Some parts can be only initialized if all others (like
927 * Interrupts) are up and running (i.e. the PC-style ISA
928 * keyboard).
929 */
930 last_stage_init,
931#endif
932#ifdef CONFIG_CMD_BEDBUG
933 INIT_FUNC_WATCHDOG_RESET
934 initr_bedbug,
935#endif
936#if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER)
937 initr_mem,
938#endif
939#ifdef CONFIG_PS2KBD
940 initr_kbd,
941#endif
Francois Retieffc7784e2015-11-23 13:05:44 +0200942#if defined(CONFIG_SPARC)
943 prom_init,
944#endif
Simon Glassdb397fa2013-03-11 14:30:37 +0000945 run_main_loop,
946};
947
948void board_init_r(gd_t *new_gd, ulong dest_addr)
949{
Simon Glass96c867d2017-01-16 07:03:51 -0700950 /*
951 * Set up the new global data pointer. So far only x86 does this
952 * here.
953 * TODO(sjg@chromium.org): Consider doing this for all archs, or
954 * dropping the new_gd parameter.
955 */
956#if CONFIG_IS_ENABLED(X86_64)
957 arch_setup_gd(new_gd);
958#endif
959
Alexey Brodkin3f0516f2014-01-20 14:30:39 +0400960#ifdef CONFIG_NEEDS_MANUAL_RELOC
961 int i;
962#endif
963
Andreas Bießmannc1d09172015-02-06 23:06:48 +0100964#ifdef CONFIG_AVR32
965 mmu_init_r(dest_addr);
966#endif
967
Jeroen Hofstee498f97f2014-07-30 21:54:49 +0200968#if !defined(CONFIG_X86) && !defined(CONFIG_ARM) && !defined(CONFIG_ARM64)
Simon Glassdb397fa2013-03-11 14:30:37 +0000969 gd = new_gd;
Simon Glass6f5567d2013-03-05 14:39:53 +0000970#endif
Alexey Brodkin3f0516f2014-01-20 14:30:39 +0400971
972#ifdef CONFIG_NEEDS_MANUAL_RELOC
973 for (i = 0; i < ARRAY_SIZE(init_sequence_r); i++)
974 init_sequence_r[i] += gd->reloc_off;
975#endif
976
Simon Glassdb397fa2013-03-11 14:30:37 +0000977 if (initcall_run_list(init_sequence_r))
978 hang();
979
980 /* NOTREACHED - run_main_loop() does not return */
981 hang();
982}