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Tom Rini10e47792018-05-06 17:58:06 -04001// SPDX-License-Identifier: GPL-2.0+
Simon Glassdb397fa2013-03-11 14:30:37 +00002/*
3 * Copyright (c) 2011 The Chromium OS Authors.
4 * (C) Copyright 2002-2006
5 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
6 *
7 * (C) Copyright 2002
8 * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
9 * Marius Groeger <mgroeger@sysgo.de>
Simon Glassdb397fa2013-03-11 14:30:37 +000010 */
11
12#include <common.h>
Simon Glassac53a5c2017-05-17 08:22:40 -060013#include <api.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 Glasseea87102014-02-26 15:59:20 -070020#include <dm.h>
Simon Glass8fe40932019-08-01 09:46:44 -060021#include <env.h>
Simon Glass9d1f6192019-08-02 09:44:25 -060022#include <env_internal.h>
Simon Glassdb397fa2013-03-11 14:30:37 +000023#include <fdtdec.h>
Simon Glass5af29bd2013-03-14 07:20:12 +000024#include <ide.h>
Simon Glassdb397fa2013-03-11 14:30:37 +000025#include <initcall.h>
Simon Glass5af29bd2013-03-14 07:20:12 +000026#if defined(CONFIG_CMD_KGDB)
27#include <kgdb.h>
28#endif
Simon Glassdb397fa2013-03-11 14:30:37 +000029#include <malloc.h>
Joe Hershberger65b905b2015-03-22 17:08:59 -050030#include <mapmem.h>
Simon Glass5af29bd2013-03-14 07:20:12 +000031#ifdef CONFIG_BITBANGMII
32#include <miiphy.h>
33#endif
Simon Glassdb397fa2013-03-11 14:30:37 +000034#include <mmc.h>
35#include <nand.h>
Simon Glass46e09772017-05-18 20:08:56 -060036#include <of_live.h>
Simon Glassdb397fa2013-03-11 14:30:37 +000037#include <onenand_uboot.h>
Simon Glass5af29bd2013-03-14 07:20:12 +000038#include <scsi.h>
Simon Glassdb397fa2013-03-11 14:30:37 +000039#include <serial.h>
40#include <stdio_dev.h>
Simon Glass8e4f80f2016-02-24 09:14:50 -070041#include <timer.h>
Simon Glass209a1a62013-06-11 11:14:42 -070042#include <trace.h>
Simon Glass5af29bd2013-03-14 07:20:12 +000043#include <watchdog.h>
44#ifdef CONFIG_ADDR_MAP
45#include <asm/mmu.h>
46#endif
Simon Glassdb397fa2013-03-11 14:30:37 +000047#include <asm/sections.h>
Simon Glasseea87102014-02-26 15:59:20 -070048#include <dm/root.h>
Simon Glass5af29bd2013-03-14 07:20:12 +000049#include <linux/compiler.h>
Simon Glasseea87102014-02-26 15:59:20 -070050#include <linux/err.h>
Alexander Graf0bd425a2016-03-04 01:10:01 +010051#include <efi_loader.h>
Stefan Roese502acb02019-04-11 15:58:44 +020052#include <wdt.h>
Heiko Schocher58e4c382019-07-17 06:59:51 +020053#if defined(CONFIG_GPIO_HOG)
Heiko Schocher39cb3402019-06-12 06:11:46 +020054#include <asm/gpio.h>
55#endif
Simon Glassdb397fa2013-03-11 14:30:37 +000056
57DECLARE_GLOBAL_DATA_PTR;
58
59ulong monitor_flash_len;
60
Jeroen Hofstee45846052014-10-08 22:57:22 +020061__weak int board_flash_wp_on(void)
Simon Glass5af29bd2013-03-14 07:20:12 +000062{
63 /*
64 * Most flashes can't be detected when write protection is enabled,
65 * so provide a way to let U-Boot gracefully ignore write protected
66 * devices.
67 */
68 return 0;
69}
70
Jeroen Hofstee45846052014-10-08 22:57:22 +020071__weak void cpu_secondary_init_r(void)
Simon Glass5af29bd2013-03-14 07:20:12 +000072{
73}
74
Simon Glass5af29bd2013-03-14 07:20:12 +000075static int initr_secondary_cpu(void)
76{
77 /*
78 * after non-volatile devices & environment is setup and cpu code have
79 * another round to deal with any initialization that might require
80 * full access to the environment or loading of some image (firmware)
81 * from a non-volatile device
82 */
83 /* TODO: maybe define this for all archs? */
84 cpu_secondary_init_r();
85
86 return 0;
87}
Simon Glassdb397fa2013-03-11 14:30:37 +000088
Simon Glass209a1a62013-06-11 11:14:42 -070089static int initr_trace(void)
90{
91#ifdef CONFIG_TRACE
92 trace_init(gd->trace_buff, CONFIG_TRACE_BUFFER_SIZE);
93#endif
94
95 return 0;
96}
97
Simon Glassdb397fa2013-03-11 14:30:37 +000098static int initr_reloc(void)
99{
Simon Glass94890462014-11-10 17:16:43 -0700100 /* tell others: relocation done */
101 gd->flags |= GD_FLG_RELOC | GD_FLG_FULL_MALLOC_INIT;
Simon Glassdb397fa2013-03-11 14:30:37 +0000102
103 return 0;
104}
105
106#ifdef CONFIG_ARM
107/*
108 * Some of these functions are needed purely because the functions they
109 * call return void. If we change them to return 0, these stubs can go away.
110 */
111static int initr_caches(void)
112{
113 /* Enable caches */
114 enable_caches();
115 return 0;
116}
117#endif
118
Simon Glass5af29bd2013-03-14 07:20:12 +0000119__weak int fixup_cpu(void)
120{
121 return 0;
122}
123
Simon Glassdb397fa2013-03-11 14:30:37 +0000124static int initr_reloc_global_data(void)
125{
Albert ARIBAUD6e294722014-02-22 17:53:43 +0100126#ifdef __ARM__
127 monitor_flash_len = _end - __image_copy_start;
Rick Chen3301bfc2017-12-26 13:55:58 +0800128#elif defined(CONFIG_NDS32) || defined(CONFIG_RISCV)
Kun-Hua Huang89299e22015-08-24 14:52:35 +0800129 monitor_flash_len = (ulong)&_end - (ulong)&_start;
Thomas Choucce3e752014-08-22 11:36:47 +0800130#elif !defined(CONFIG_SANDBOX) && !defined(CONFIG_NIOS2)
Masahiro Yamadad1589242013-05-27 00:37:30 +0000131 monitor_flash_len = (ulong)&__init_end - gd->relocaddr;
Simon Glassdb397fa2013-03-11 14:30:37 +0000132#endif
Simon Glass5af29bd2013-03-14 07:20:12 +0000133#if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)
134 /*
135 * The gd->cpu pointer is set to an address in flash before relocation.
136 * We need to update it to point to the same CPU entry in RAM.
137 * TODO: why not just add gd->reloc_ofs?
138 */
Masahiro Yamadad1589242013-05-27 00:37:30 +0000139 gd->arch.cpu += gd->relocaddr - CONFIG_SYS_MONITOR_BASE;
Simon Glass5af29bd2013-03-14 07:20:12 +0000140
141 /*
142 * If we didn't know the cpu mask & # cores, we can save them of
143 * now rather than 'computing' them constantly
144 */
145 fixup_cpu();
146#endif
Simon Goldschmidt77a29332018-09-27 12:38:34 +0200147#if !defined(CONFIG_ENV_ADDR) || defined(ENV_IS_EMBEDDED)
Simon Glass5af29bd2013-03-14 07:20:12 +0000148 /*
Simon Goldschmidt77a29332018-09-27 12:38:34 +0200149 * Relocate the early env_addr pointer unless we know it is not inside
150 * the binary. Some systems need this and for the rest, it doesn't hurt.
Simon Glass5af29bd2013-03-14 07:20:12 +0000151 */
Simon Goldschmidt77a29332018-09-27 12:38:34 +0200152 gd->env_addr += gd->reloc_off;
Simon Glass5af29bd2013-03-14 07:20:12 +0000153#endif
Siva Durga Prasad Paladuguabffd312015-12-03 15:46:03 +0100154#ifdef CONFIG_OF_EMBED
155 /*
Mario Sixee9b75b2018-01-15 11:10:30 +0100156 * The fdt_blob needs to be moved to new relocation address
157 * incase of FDT blob is embedded with in image
158 */
Siva Durga Prasad Paladuguabffd312015-12-03 15:46:03 +0100159 gd->fdt_blob += gd->reloc_off;
160#endif
Alexander Graf0bd425a2016-03-04 01:10:01 +0100161#ifdef CONFIG_EFI_LOADER
Heinrich Schuchardt3f2860f2019-04-10 00:32:07 +0200162 /*
163 * On the ARM architecture gd is mapped to a fixed register (r9 or x18).
164 * As this register may be overwritten by an EFI payload we save it here
165 * and restore it on every callback entered.
166 */
167 efi_save_gd();
168
Alexander Graf0bd425a2016-03-04 01:10:01 +0100169 efi_runtime_relocate(gd->relocaddr, NULL);
170#endif
Siva Durga Prasad Paladuguabffd312015-12-03 15:46:03 +0100171
Simon Glass5af29bd2013-03-14 07:20:12 +0000172 return 0;
Simon Glassdb397fa2013-03-11 14:30:37 +0000173}
174
175static int initr_serial(void)
176{
177 serial_initialize();
178 return 0;
179}
180
Daniel Schwierzeckb9da7da2016-01-09 18:34:15 +0100181#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_MIPS)
Simon Glass5af29bd2013-03-14 07:20:12 +0000182static int initr_trap(void)
183{
184 /*
185 * Setup trap handlers
186 */
angelo@sysam.itf245ae92015-02-12 01:40:17 +0100187#if defined(CONFIG_PPC)
Masahiro Yamadad1589242013-05-27 00:37:30 +0000188 trap_init(gd->relocaddr);
angelo@sysam.itf245ae92015-02-12 01:40:17 +0100189#else
190 trap_init(CONFIG_SYS_SDRAM_BASE);
191#endif
Simon Glass5af29bd2013-03-14 07:20:12 +0000192 return 0;
193}
194#endif
195
196#ifdef CONFIG_ADDR_MAP
197static int initr_addr_map(void)
198{
199 init_addr_map();
200
201 return 0;
202}
203#endif
204
Simon Glassdb397fa2013-03-11 14:30:37 +0000205#ifdef CONFIG_POST
206static int initr_post_backlog(void)
207{
208 post_output_backlog();
209 return 0;
210}
211#endif
212
Simon Glass5af29bd2013-03-14 07:20:12 +0000213#if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500)
214static int initr_unlock_ram_in_cache(void)
215{
216 unlock_ram_in_cache(); /* it's time to unlock D-cache in e500 */
217 return 0;
218}
219#endif
220
221#ifdef CONFIG_PCI
222static int initr_pci(void)
223{
Simon Glassb94dc892015-03-05 12:25:25 -0700224#ifndef CONFIG_DM_PCI
Simon Glass5af29bd2013-03-14 07:20:12 +0000225 pci_init();
Simon Glassb94dc892015-03-05 12:25:25 -0700226#endif
Simon Glass5af29bd2013-03-14 07:20:12 +0000227
228 return 0;
229}
230#endif
231
Simon Glass5af29bd2013-03-14 07:20:12 +0000232static int initr_barrier(void)
233{
234#ifdef CONFIG_PPC
235 /* TODO: Can we not use dmb() macros for this? */
236 asm("sync ; isync");
237#endif
238 return 0;
239}
240
Simon Glassdb397fa2013-03-11 14:30:37 +0000241static int initr_malloc(void)
242{
243 ulong malloc_start;
244
Andy Yan1fa20e4d2017-07-24 17:43:34 +0800245#if CONFIG_VAL(SYS_MALLOC_F_LEN)
Simon Glass863e4042014-07-10 22:23:28 -0600246 debug("Pre-reloc malloc() used %#lx bytes (%ld KB)\n", gd->malloc_ptr,
247 gd->malloc_ptr / 1024);
248#endif
Simon Glassdb397fa2013-03-11 14:30:37 +0000249 /* The malloc area is immediately below the monitor copy in DRAM */
Masahiro Yamadad1589242013-05-27 00:37:30 +0000250 malloc_start = gd->relocaddr - TOTAL_MALLOC_LEN;
Simon Glass62cf9122013-04-26 02:53:43 +0000251 mem_malloc_init((ulong)map_sysmem(malloc_start, TOTAL_MALLOC_LEN),
252 TOTAL_MALLOC_LEN);
Simon Glassdb397fa2013-03-11 14:30:37 +0000253 return 0;
254}
Thierry Redingc97d9742014-12-09 22:25:22 -0700255
Simon Glass1bb49232015-11-08 23:47:48 -0700256static int initr_console_record(void)
257{
258#if defined(CONFIG_CONSOLE_RECORD)
259 return console_record_init();
260#else
261 return 0;
262#endif
263}
264
Jan Kiszkaa714a6b92015-03-09 07:47:18 +0100265#ifdef CONFIG_SYS_NONCACHED_MEMORY
266static int initr_noncached(void)
267{
268 noncached_init();
269 return 0;
270}
271#endif
272
Simon Glass46e09772017-05-18 20:08:56 -0600273#ifdef CONFIG_OF_LIVE
274static int initr_of_live(void)
275{
Simon Glassfda60522017-05-22 05:05:36 -0600276 int ret;
277
278 bootstage_start(BOOTSTAGE_ID_ACCUM_OF_LIVE, "of_live");
279 ret = of_live_build(gd->fdt_blob, (struct device_node **)&gd->of_root);
280 bootstage_accum(BOOTSTAGE_ID_ACCUM_OF_LIVE);
281 if (ret)
282 return ret;
283
284 return 0;
Simon Glass46e09772017-05-18 20:08:56 -0600285}
286#endif
287
Simon Glasseea87102014-02-26 15:59:20 -0700288#ifdef CONFIG_DM
289static int initr_dm(void)
290{
Simon Glass8e4f80f2016-02-24 09:14:50 -0700291 int ret;
292
Simon Glassa730c5d2014-07-23 06:55:04 -0600293 /* Save the pre-reloc driver model and start a new one */
294 gd->dm_root_f = gd->dm_root;
295 gd->dm_root = NULL;
Simon Glassb0fb7bd2016-03-11 22:06:46 -0700296#ifdef CONFIG_TIMER
297 gd->timer = NULL;
298#endif
Simon Glass405e2b02017-05-22 05:05:32 -0600299 bootstage_start(BOOTSTATE_ID_ACCUM_DM_R, "dm_r");
Simon Glass8e4f80f2016-02-24 09:14:50 -0700300 ret = dm_init_and_scan(false);
Simon Glass405e2b02017-05-22 05:05:32 -0600301 bootstage_accum(BOOTSTATE_ID_ACCUM_DM_R);
Simon Glass8e4f80f2016-02-24 09:14:50 -0700302 if (ret)
303 return ret;
304#ifdef CONFIG_TIMER_EARLY
Simon Glass8e4f80f2016-02-24 09:14:50 -0700305 ret = dm_timer_init();
306 if (ret)
307 return ret;
Thomas Chou78815972015-10-09 13:48:56 +0800308#endif
Simon Glass8e4f80f2016-02-24 09:14:50 -0700309
310 return 0;
Simon Glasseea87102014-02-26 15:59:20 -0700311}
312#endif
313
Simon Glass7edd07d2015-11-28 22:16:35 -0700314static int initr_bootstage(void)
315{
Simon Glass7edd07d2015-11-28 22:16:35 -0700316 bootstage_mark_name(BOOTSTAGE_ID_START_UBOOT_R, "board_init_r");
317
318 return 0;
319}
320
Simon Glassdb397fa2013-03-11 14:30:37 +0000321__weak int power_init_board(void)
322{
323 return 0;
324}
325
326static int initr_announce(void)
327{
Masahiro Yamadad1589242013-05-27 00:37:30 +0000328 debug("Now running in RAM - U-Boot at: %08lx\n", gd->relocaddr);
Simon Glassdb397fa2013-03-11 14:30:37 +0000329 return 0;
330}
331
Andreas Bießmann9e4f3962015-01-20 00:29:05 +0100332#ifdef CONFIG_NEEDS_MANUAL_RELOC
333static int initr_manual_reloc_cmdtable(void)
334{
335 fixup_cmdtable(ll_entry_start(cmd_tbl_t, cmd),
336 ll_entry_count(cmd_tbl_t, cmd));
337 return 0;
338}
339#endif
340
Masahiro Yamada8cea9b52017-02-11 22:43:54 +0900341#if defined(CONFIG_MTD_NOR_FLASH)
Simon Glassdb397fa2013-03-11 14:30:37 +0000342static int initr_flash(void)
343{
Simon Glass5af29bd2013-03-14 07:20:12 +0000344 ulong flash_size = 0;
345 bd_t *bd = gd->bd;
Simon Glassdb397fa2013-03-11 14:30:37 +0000346
347 puts("Flash: ");
348
Masahiro Yamadaeb0e02b2014-12-05 12:20:58 +0900349 if (board_flash_wp_on())
Simon Glass5af29bd2013-03-14 07:20:12 +0000350 printf("Uninitialized - Write Protect On\n");
Masahiro Yamadaeb0e02b2014-12-05 12:20:58 +0900351 else
Simon Glass5af29bd2013-03-14 07:20:12 +0000352 flash_size = flash_init();
Masahiro Yamadaeb0e02b2014-12-05 12:20:58 +0900353
Simon Glassdb397fa2013-03-11 14:30:37 +0000354 print_size(flash_size, "");
355#ifdef CONFIG_SYS_FLASH_CHECKSUM
356 /*
Mario Sixee9b75b2018-01-15 11:10:30 +0100357 * Compute and print flash CRC if flashchecksum is set to 'y'
358 *
359 * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
360 */
Simon Glass22c34c22017-08-03 12:22:13 -0600361 if (env_get_yesno("flashchecksum") == 1) {
Mario Sixee9b75b2018-01-15 11:10:30 +0100362 const uchar *flash_base = (const uchar *)CONFIG_SYS_FLASH_BASE;
363
Simon Glassdb397fa2013-03-11 14:30:37 +0000364 printf(" CRC: %08X", crc32(0,
Mario Sixee9b75b2018-01-15 11:10:30 +0100365 flash_base,
366 flash_size));
Simon Glassdb397fa2013-03-11 14:30:37 +0000367 }
368#endif /* CONFIG_SYS_FLASH_CHECKSUM */
369 putc('\n');
370
Simon Glass5af29bd2013-03-14 07:20:12 +0000371 /* update start of FLASH memory */
372#ifdef CONFIG_SYS_FLASH_BASE
373 bd->bi_flashstart = CONFIG_SYS_FLASH_BASE;
374#endif
375 /* size of FLASH memory (final value) */
376 bd->bi_flashsize = flash_size;
377
378#if defined(CONFIG_SYS_UPDATE_FLASH_SIZE)
379 /* Make a update of the Memctrl. */
380 update_flash_size(flash_size);
381#endif
382
Simon Glass5af29bd2013-03-14 07:20:12 +0000383#if defined(CONFIG_OXC) || defined(CONFIG_RMU)
384 /* flash mapped at end of memory map */
385 bd->bi_flashoffset = CONFIG_SYS_TEXT_BASE + flash_size;
386#elif CONFIG_SYS_MONITOR_BASE == CONFIG_SYS_FLASH_BASE
387 bd->bi_flashoffset = monitor_flash_len; /* reserved area for monitor */
388#endif
389 return 0;
390}
391#endif
392
Simon Glassdb397fa2013-03-11 14:30:37 +0000393#ifdef CONFIG_CMD_NAND
394/* go init the NAND */
Jeroen Hofsteed9e87622014-10-08 22:57:32 +0200395static int initr_nand(void)
Simon Glassdb397fa2013-03-11 14:30:37 +0000396{
397 puts("NAND: ");
398 nand_init();
Hou Zhiqiang9c8b3c72017-03-17 16:12:31 +0800399 printf("%lu MiB\n", nand_size() / 1024);
Simon Glassdb397fa2013-03-11 14:30:37 +0000400 return 0;
401}
402#endif
403
404#if defined(CONFIG_CMD_ONENAND)
405/* go init the NAND */
Jeroen Hofsteed9e87622014-10-08 22:57:32 +0200406static int initr_onenand(void)
Simon Glassdb397fa2013-03-11 14:30:37 +0000407{
408 puts("NAND: ");
409 onenand_init();
410 return 0;
411}
412#endif
413
Masahiro Yamada0a780172017-05-09 20:31:39 +0900414#ifdef CONFIG_MMC
Jeroen Hofsteed9e87622014-10-08 22:57:32 +0200415static int initr_mmc(void)
Simon Glassdb397fa2013-03-11 14:30:37 +0000416{
417 puts("MMC: ");
418 mmc_initialize(gd->bd);
419 return 0;
420}
421#endif
422
Simon Glassdb397fa2013-03-11 14:30:37 +0000423/*
424 * Tell if it's OK to load the environment early in boot.
425 *
Masahiro Yamadab970a892016-02-05 20:49:39 +0900426 * If CONFIG_OF_CONTROL is defined, we'll check with the FDT to see
Simon Glassdb397fa2013-03-11 14:30:37 +0000427 * if this is OK (defaulting to saying it's OK).
428 *
429 * NOTE: Loading the environment early can be a bad idea if security is
430 * important, since no verification is done on the environment.
431 *
432 * @return 0 if environment should not be loaded, !=0 if it is ok to load
433 */
434static int should_load_env(void)
435{
436#ifdef CONFIG_OF_CONTROL
437 return fdtdec_get_config_int(gd->fdt_blob, "load-environment", 1);
438#elif defined CONFIG_DELAY_ENVIRONMENT
439 return 0;
440#else
441 return 1;
442#endif
443}
444
445static int initr_env(void)
446{
447 /* initialize environment */
448 if (should_load_env())
449 env_relocate();
450 else
Simon Glass97385862019-08-01 09:47:00 -0600451 env_set_default(NULL, 0);
Thomas Chou4fda2812015-10-16 08:44:51 +0800452#ifdef CONFIG_OF_CONTROL
Heinrich Schuchardt370a1762018-11-18 17:58:50 +0100453 env_set_hex("fdtcontroladdr",
454 (unsigned long)map_to_sysmem(gd->fdt_blob));
Thomas Chou4fda2812015-10-16 08:44:51 +0800455#endif
Simon Glassdb397fa2013-03-11 14:30:37 +0000456
457 /* Initialize from environment */
Simon Glass22c34c22017-08-03 12:22:13 -0600458 load_addr = env_get_ulong("loadaddr", 16, load_addr);
Simon Glass5af29bd2013-03-14 07:20:12 +0000459
Simon Glass5af29bd2013-03-14 07:20:12 +0000460 return 0;
461}
462
Andreas Bießmann111bbf52015-02-06 23:06:47 +0100463#ifdef CONFIG_SYS_BOOTPARAMS_LEN
464static int initr_malloc_bootparams(void)
465{
466 gd->bd->bi_boot_params = (ulong)malloc(CONFIG_SYS_BOOTPARAMS_LEN);
467 if (!gd->bd->bi_boot_params) {
468 puts("WARNING: Cannot allocate space for boot parameters\n");
469 return -ENOMEM;
470 }
471 return 0;
472}
473#endif
474
Simon Glassdb397fa2013-03-11 14:30:37 +0000475static int initr_jumptable(void)
476{
477 jumptable_init();
478 return 0;
479}
480
481#if defined(CONFIG_API)
482static int initr_api(void)
483{
484 /* Initialize API */
485 api_init();
486 return 0;
487}
488#endif
489
Simon Glassdb397fa2013-03-11 14:30:37 +0000490/* enable exceptions */
Andy Shevchenko8cb5cdd2017-07-05 16:25:22 +0300491#ifdef CONFIG_ARM
Simon Glassdb397fa2013-03-11 14:30:37 +0000492static int initr_enable_interrupts(void)
493{
494 enable_interrupts();
495 return 0;
496}
Simon Glass2e4622d2013-03-11 07:40:13 +0000497#endif
Simon Glassdb397fa2013-03-11 14:30:37 +0000498
499#ifdef CONFIG_CMD_NET
500static int initr_ethaddr(void)
501{
Simon Glass5af29bd2013-03-14 07:20:12 +0000502 bd_t *bd = gd->bd;
503
504 /* kept around for legacy kernels only ... ignore the next section */
Simon Glass399a9ce2017-08-03 12:22:14 -0600505 eth_env_get_enetaddr("ethaddr", bd->bi_enetaddr);
Simon Glass5af29bd2013-03-14 07:20:12 +0000506#ifdef CONFIG_HAS_ETH1
Simon Glass399a9ce2017-08-03 12:22:14 -0600507 eth_env_get_enetaddr("eth1addr", bd->bi_enet1addr);
Simon Glass5af29bd2013-03-14 07:20:12 +0000508#endif
509#ifdef CONFIG_HAS_ETH2
Simon Glass399a9ce2017-08-03 12:22:14 -0600510 eth_env_get_enetaddr("eth2addr", bd->bi_enet2addr);
Simon Glass5af29bd2013-03-14 07:20:12 +0000511#endif
512#ifdef CONFIG_HAS_ETH3
Simon Glass399a9ce2017-08-03 12:22:14 -0600513 eth_env_get_enetaddr("eth3addr", bd->bi_enet3addr);
Simon Glass5af29bd2013-03-14 07:20:12 +0000514#endif
515#ifdef CONFIG_HAS_ETH4
Simon Glass399a9ce2017-08-03 12:22:14 -0600516 eth_env_get_enetaddr("eth4addr", bd->bi_enet4addr);
Simon Glass5af29bd2013-03-14 07:20:12 +0000517#endif
518#ifdef CONFIG_HAS_ETH5
Simon Glass399a9ce2017-08-03 12:22:14 -0600519 eth_env_get_enetaddr("eth5addr", bd->bi_enet5addr);
Simon Glass5af29bd2013-03-14 07:20:12 +0000520#endif
521 return 0;
522}
523#endif /* CONFIG_CMD_NET */
524
525#ifdef CONFIG_CMD_KGDB
526static int initr_kgdb(void)
527{
528 puts("KGDB: ");
529 kgdb_init();
530 return 0;
531}
532#endif
533
Uri Mashiach4892d392017-01-19 10:51:45 +0200534#if defined(CONFIG_LED_STATUS)
Simon Glass5af29bd2013-03-14 07:20:12 +0000535static int initr_status_led(void)
536{
Uri Mashiach4892d392017-01-19 10:51:45 +0200537#if defined(CONFIG_LED_STATUS_BOOT)
538 status_led_set(CONFIG_LED_STATUS_BOOT, CONFIG_LED_STATUS_BLINKING);
Bernhard Nortmannc5dcb4a2015-08-21 15:13:21 +0200539#else
540 status_led_init();
541#endif
Simon Glass5af29bd2013-03-14 07:20:12 +0000542 return 0;
543}
544#endif
545
Michal Simekc886f352016-09-08 15:06:45 +0200546#if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI)
Simon Glass5af29bd2013-03-14 07:20:12 +0000547static int initr_scsi(void)
548{
Simon Glass5af29bd2013-03-14 07:20:12 +0000549 puts("SCSI: ");
550 scsi_init();
Heinrich Schuchardt34cef302018-06-15 07:01:26 +0200551 puts("\n");
Simon Glassdb397fa2013-03-11 14:30:37 +0000552
553 return 0;
554}
Ian Campbell63d424b2014-07-21 19:23:18 +0100555#endif
Simon Glassdb397fa2013-03-11 14:30:37 +0000556
557#ifdef CONFIG_BITBANGMII
558static int initr_bbmii(void)
559{
560 bb_miiphy_init();
561 return 0;
562}
563#endif
564
565#ifdef CONFIG_CMD_NET
566static int initr_net(void)
567{
568 puts("Net: ");
Joe Hershberger3dbe17e2015-03-22 17:09:06 -0500569 eth_initialize();
Simon Glassdb397fa2013-03-11 14:30:37 +0000570#if defined(CONFIG_RESET_PHY_R)
571 debug("Reset Ethernet PHY\n");
572 reset_phy();
573#endif
574 return 0;
575}
576#endif
577
578#ifdef CONFIG_POST
579static int initr_post(void)
580{
581 post_run(NULL, POST_RAM | post_bootmode_get(0));
582 return 0;
583}
584#endif
585
Bin Mengf05614e2018-06-17 05:57:50 -0700586#if defined(CONFIG_IDE) && !defined(CONFIG_BLK)
Simon Glass5af29bd2013-03-14 07:20:12 +0000587static int initr_ide(void)
588{
Simon Glass5af29bd2013-03-14 07:20:12 +0000589 puts("IDE: ");
Simon Glass5af29bd2013-03-14 07:20:12 +0000590#if defined(CONFIG_START_IDE)
591 if (board_start_ide())
592 ide_init();
593#else
594 ide_init();
595#endif
596 return 0;
597}
598#endif
599
Simon Glass49badb92017-12-04 13:48:23 -0700600#if defined(CONFIG_PRAM)
Simon Glassdb397fa2013-03-11 14:30:37 +0000601/*
602 * Export available size of memory for Linux, taking into account the
603 * protected RAM at top of memory
604 */
605int initr_mem(void)
606{
607 ulong pram = 0;
608 char memsz[32];
609
Simon Glass22c34c22017-08-03 12:22:13 -0600610 pram = env_get_ulong("pram", 10, CONFIG_PRAM);
Mario Sixee9b75b2018-01-15 11:10:30 +0100611 sprintf(memsz, "%ldk", (long int)((gd->ram_size / 1024) - pram));
Simon Glass6a38e412017-08-03 12:22:09 -0600612 env_set("mem", memsz);
Simon Glass5af29bd2013-03-14 07:20:12 +0000613
614 return 0;
Simon Glassdb397fa2013-03-11 14:30:37 +0000615}
616#endif
617
Simon Glass5af29bd2013-03-14 07:20:12 +0000618#ifdef CONFIG_CMD_BEDBUG
619static int initr_bedbug(void)
620{
621 bedbug_init();
622
623 return 0;
624}
625#endif
626
Simon Glassdb397fa2013-03-11 14:30:37 +0000627static int run_main_loop(void)
628{
Simon Glass62cf9122013-04-26 02:53:43 +0000629#ifdef CONFIG_SANDBOX
630 sandbox_main_loop_init();
631#endif
Simon Glassdb397fa2013-03-11 14:30:37 +0000632 /* main_loop() can return to retry autoboot, if so just run it again */
633 for (;;)
634 main_loop();
635 return 0;
636}
637
638/*
Alexander Graff204f012019-01-31 16:06:23 +0100639 * We hope to remove most of the driver-related init and do it if/when
Simon Glassdb397fa2013-03-11 14:30:37 +0000640 * the driver is later used.
Simon Glass5af29bd2013-03-14 07:20:12 +0000641 *
642 * TODO: perhaps reset the watchdog in the initcall function after each call?
Simon Glassdb397fa2013-03-11 14:30:37 +0000643 */
Simon Glass2031fad2017-01-16 07:03:50 -0700644static init_fnc_t init_sequence_r[] = {
Simon Glass209a1a62013-06-11 11:14:42 -0700645 initr_trace,
Simon Glassdb397fa2013-03-11 14:30:37 +0000646 initr_reloc,
Simon Glass5af29bd2013-03-14 07:20:12 +0000647 /* TODO: could x86/PPC have this also perhaps? */
Simon Glassdb397fa2013-03-11 14:30:37 +0000648#ifdef CONFIG_ARM
649 initr_caches,
York Sun820a18f2015-03-20 19:28:11 -0700650 /* Note: For Freescale LS2 SoCs, new MMU table is created in DDR.
651 * A temporary mapping of IFC high region is since removed,
Mario Sixee9b75b2018-01-15 11:10:30 +0100652 * so environmental variables in NOR flash is not available
York Sun820a18f2015-03-20 19:28:11 -0700653 * until board_init() is called below to remap IFC to high
654 * region.
655 */
Simon Glass712da5e2014-09-03 17:37:01 -0600656#endif
657 initr_reloc_global_data,
York Sun6e78b3b2014-10-02 15:20:10 -0700658#if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500)
659 initr_unlock_ram_in_cache,
660#endif
Simon Glass712da5e2014-09-03 17:37:01 -0600661 initr_barrier,
662 initr_malloc,
Simon Glass55e32ba2017-12-04 13:48:28 -0700663 log_init,
Simon Glasse635af12017-05-22 05:05:31 -0600664 initr_bootstage, /* Needs malloc() but has its own timer */
Simon Glass1bb49232015-11-08 23:47:48 -0700665 initr_console_record,
Jan Kiszkaa714a6b92015-03-09 07:47:18 +0100666#ifdef CONFIG_SYS_NONCACHED_MEMORY
667 initr_noncached,
668#endif
Simon Glass712da5e2014-09-03 17:37:01 -0600669 bootstage_relocate,
Simon Glass46e09772017-05-18 20:08:56 -0600670#ifdef CONFIG_OF_LIVE
671 initr_of_live,
672#endif
Simon Glass712da5e2014-09-03 17:37:01 -0600673#ifdef CONFIG_DM
674 initr_dm,
675#endif
Patrick Delaunay29bf6032018-07-27 16:37:09 +0200676#if defined(CONFIG_ARM) || defined(CONFIG_NDS32) || defined(CONFIG_RISCV) || \
677 defined(CONFIG_SANDBOX)
Simon Glassdb397fa2013-03-11 14:30:37 +0000678 board_init, /* Setup chipselects */
679#endif
Simon Glass5af29bd2013-03-14 07:20:12 +0000680 /*
681 * TODO: printing of the clock inforamtion of the board is now
682 * implemented as part of bdinfo command. Currently only support for
683 * davinci SOC's is added. Remove this check once all the board
684 * implement this.
685 */
686#ifdef CONFIG_CLOCKS
687 set_cpu_clk_info, /* Setup clock information */
688#endif
Alexander Graf8623f922016-03-04 01:10:04 +0100689#ifdef CONFIG_EFI_LOADER
690 efi_memory_init,
691#endif
Simon Glass712da5e2014-09-03 17:37:01 -0600692 stdio_init_tables,
Simon Glassdb397fa2013-03-11 14:30:37 +0000693 initr_serial,
694 initr_announce,
Marek Vasut55ec91b2019-06-09 03:46:21 +0200695#if CONFIG_IS_ENABLED(WDT)
developere49871c2019-05-16 17:19:13 +0800696 initr_watchdog,
697#endif
Simon Glass5af29bd2013-03-14 07:20:12 +0000698 INIT_FUNC_WATCHDOG_RESET
Andreas Bießmann9e4f3962015-01-20 00:29:05 +0100699#ifdef CONFIG_NEEDS_MANUAL_RELOC
700 initr_manual_reloc_cmdtable,
701#endif
Daniel Schwierzeckb9da7da2016-01-09 18:34:15 +0100702#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_MIPS)
Simon Glass5af29bd2013-03-14 07:20:12 +0000703 initr_trap,
704#endif
705#ifdef CONFIG_ADDR_MAP
706 initr_addr_map,
707#endif
708#if defined(CONFIG_BOARD_EARLY_INIT_R)
709 board_early_init_r,
710#endif
711 INIT_FUNC_WATCHDOG_RESET
Simon Glassdb397fa2013-03-11 14:30:37 +0000712#ifdef CONFIG_POST
713 initr_post_backlog,
714#endif
Simon Glass5af29bd2013-03-14 07:20:12 +0000715 INIT_FUNC_WATCHDOG_RESET
Simon Glass5af29bd2013-03-14 07:20:12 +0000716#if defined(CONFIG_PCI) && defined(CONFIG_SYS_EARLY_PCI_INIT)
717 /*
718 * Do early PCI configuration _before_ the flash gets initialised,
Mario Sixee9b75b2018-01-15 11:10:30 +0100719 * because PCU resources are crucial for flash access on some boards.
Simon Glass5af29bd2013-03-14 07:20:12 +0000720 */
721 initr_pci,
722#endif
Simon Glassdb397fa2013-03-11 14:30:37 +0000723#ifdef CONFIG_ARCH_EARLY_INIT_R
724 arch_early_init_r,
725#endif
726 power_init_board,
Masahiro Yamada8cea9b52017-02-11 22:43:54 +0900727#ifdef CONFIG_MTD_NOR_FLASH
Simon Glassdb397fa2013-03-11 14:30:37 +0000728 initr_flash,
729#endif
Simon Glass5af29bd2013-03-14 07:20:12 +0000730 INIT_FUNC_WATCHDOG_RESET
Tom Rinifef2bd12017-03-14 11:08:11 -0400731#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_X86)
Simon Glass5af29bd2013-03-14 07:20:12 +0000732 /* initialize higher level parts of CPU like time base and timers */
733 cpu_init_r,
Simon Glass6f5567d2013-03-05 14:39:53 +0000734#endif
Simon Glassdb397fa2013-03-11 14:30:37 +0000735#ifdef CONFIG_CMD_NAND
736 initr_nand,
737#endif
738#ifdef CONFIG_CMD_ONENAND
739 initr_onenand,
740#endif
Masahiro Yamada0a780172017-05-09 20:31:39 +0900741#ifdef CONFIG_MMC
Simon Glassdb397fa2013-03-11 14:30:37 +0000742 initr_mmc,
743#endif
Simon Glassdb397fa2013-03-11 14:30:37 +0000744 initr_env,
Andreas Bießmann111bbf52015-02-06 23:06:47 +0100745#ifdef CONFIG_SYS_BOOTPARAMS_LEN
746 initr_malloc_bootparams,
747#endif
Simon Glass5af29bd2013-03-14 07:20:12 +0000748 INIT_FUNC_WATCHDOG_RESET
749 initr_secondary_cpu,
Simon Glass5af29bd2013-03-14 07:20:12 +0000750#if defined(CONFIG_ID_EEPROM) || defined(CONFIG_SYS_I2C_MAC_OFFSET)
751 mac_read_from_eeprom,
752#endif
753 INIT_FUNC_WATCHDOG_RESET
754#if defined(CONFIG_PCI) && !defined(CONFIG_SYS_EARLY_PCI_INIT)
755 /*
756 * Do pci configuration
757 */
758 initr_pci,
759#endif
Simon Glass712da5e2014-09-03 17:37:01 -0600760 stdio_add_devices,
Simon Glassdb397fa2013-03-11 14:30:37 +0000761 initr_jumptable,
762#ifdef CONFIG_API
763 initr_api,
764#endif
765 console_init_r, /* fully init console as a device */
766#ifdef CONFIG_DISPLAY_BOARDINFO_LATE
Simon Glassc9c5c9f2017-06-15 21:37:50 -0600767 console_announce_r,
Masahiro Yamada9607f7a2015-01-14 17:07:05 +0900768 show_board_info,
Simon Glassdb397fa2013-03-11 14:30:37 +0000769#endif
770#ifdef CONFIG_ARCH_MISC_INIT
771 arch_misc_init, /* miscellaneous arch-dependent init */
772#endif
773#ifdef CONFIG_MISC_INIT_R
774 misc_init_r, /* miscellaneous platform-dependent init */
775#endif
Simon Glass5af29bd2013-03-14 07:20:12 +0000776 INIT_FUNC_WATCHDOG_RESET
777#ifdef CONFIG_CMD_KGDB
778 initr_kgdb,
779#endif
Simon Glassdb397fa2013-03-11 14:30:37 +0000780 interrupt_init,
Andy Shevchenko8cb5cdd2017-07-05 16:25:22 +0300781#ifdef CONFIG_ARM
Simon Glassdb397fa2013-03-11 14:30:37 +0000782 initr_enable_interrupts,
Simon Glass5af29bd2013-03-14 07:20:12 +0000783#endif
Andy Shevchenko8cb5cdd2017-07-05 16:25:22 +0300784#if defined(CONFIG_MICROBLAZE) || defined(CONFIG_M68K)
Simon Glass6f5567d2013-03-05 14:39:53 +0000785 timer_init, /* initialize timer */
786#endif
Uri Mashiach4892d392017-01-19 10:51:45 +0200787#if defined(CONFIG_LED_STATUS)
Simon Glass5af29bd2013-03-14 07:20:12 +0000788 initr_status_led,
789#endif
790 /* PPC has a udelay(20) here dating from 2002. Why? */
Simon Glassdb397fa2013-03-11 14:30:37 +0000791#ifdef CONFIG_CMD_NET
792 initr_ethaddr,
793#endif
Heiko Schocher58e4c382019-07-17 06:59:51 +0200794#if defined(CONFIG_GPIO_HOG)
Heiko Schocher39cb3402019-06-12 06:11:46 +0200795 gpio_hog_probe_all,
796#endif
Simon Glassdb397fa2013-03-11 14:30:37 +0000797#ifdef CONFIG_BOARD_LATE_INIT
798 board_late_init,
799#endif
Michal Simekc886f352016-09-08 15:06:45 +0200800#if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI)
Simon Glass5af29bd2013-03-14 07:20:12 +0000801 INIT_FUNC_WATCHDOG_RESET
802 initr_scsi,
803#endif
Simon Glassdb397fa2013-03-11 14:30:37 +0000804#ifdef CONFIG_BITBANGMII
805 initr_bbmii,
806#endif
807#ifdef CONFIG_CMD_NET
Simon Glass5af29bd2013-03-14 07:20:12 +0000808 INIT_FUNC_WATCHDOG_RESET
Simon Glassdb397fa2013-03-11 14:30:37 +0000809 initr_net,
810#endif
811#ifdef CONFIG_POST
812 initr_post,
813#endif
Bin Mengf05614e2018-06-17 05:57:50 -0700814#if defined(CONFIG_IDE) && !defined(CONFIG_BLK)
Simon Glass5af29bd2013-03-14 07:20:12 +0000815 initr_ide,
816#endif
817#ifdef CONFIG_LAST_STAGE_INIT
818 INIT_FUNC_WATCHDOG_RESET
819 /*
820 * Some parts can be only initialized if all others (like
821 * Interrupts) are up and running (i.e. the PC-style ISA
822 * keyboard).
823 */
824 last_stage_init,
825#endif
826#ifdef CONFIG_CMD_BEDBUG
827 INIT_FUNC_WATCHDOG_RESET
828 initr_bedbug,
829#endif
Simon Glass49badb92017-12-04 13:48:23 -0700830#if defined(CONFIG_PRAM)
Simon Glass5af29bd2013-03-14 07:20:12 +0000831 initr_mem,
832#endif
Simon Glassdb397fa2013-03-11 14:30:37 +0000833 run_main_loop,
834};
835
836void board_init_r(gd_t *new_gd, ulong dest_addr)
837{
Simon Glass96c867d2017-01-16 07:03:51 -0700838 /*
839 * Set up the new global data pointer. So far only x86 does this
840 * here.
841 * TODO(sjg@chromium.org): Consider doing this for all archs, or
842 * dropping the new_gd parameter.
843 */
844#if CONFIG_IS_ENABLED(X86_64)
845 arch_setup_gd(new_gd);
846#endif
847
Alexey Brodkin3f0516f2014-01-20 14:30:39 +0400848#ifdef CONFIG_NEEDS_MANUAL_RELOC
849 int i;
850#endif
851
Jeroen Hofstee498f97f2014-07-30 21:54:49 +0200852#if !defined(CONFIG_X86) && !defined(CONFIG_ARM) && !defined(CONFIG_ARM64)
Simon Glassdb397fa2013-03-11 14:30:37 +0000853 gd = new_gd;
Simon Glass6f5567d2013-03-05 14:39:53 +0000854#endif
Simon Glass55e32ba2017-12-04 13:48:28 -0700855 gd->flags &= ~GD_FLG_LOG_READY;
Alexey Brodkin3f0516f2014-01-20 14:30:39 +0400856
857#ifdef CONFIG_NEEDS_MANUAL_RELOC
858 for (i = 0; i < ARRAY_SIZE(init_sequence_r); i++)
859 init_sequence_r[i] += gd->reloc_off;
860#endif
861
Simon Glassdb397fa2013-03-11 14:30:37 +0000862 if (initcall_run_list(init_sequence_r))
863 hang();
864
865 /* NOTREACHED - run_main_loop() does not return */
866 hang();
867}