blob: bce87cbf01cd810920d5dad9400470c404056899 [file] [log] [blame]
Tom Rini83d290c2018-05-06 17:58:06 -04001// SPDX-License-Identifier: GPL-2.0+
Simon Glass6f6430d2013-03-11 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 Glass6f6430d2013-03-11 14:30:37 +000010 */
11
12#include <common.h>
Simon Glass12d738a2017-05-17 08:22:40 -060013#include <api.h>
Simon Glass52f24232020-05-10 11:40:00 -060014#include <bootstage.h>
Simon Glass1eb69ae2019-11-14 12:57:39 -070015#include <cpu_func.h>
Simon Glassa6f2aaf2019-12-28 10:44:46 -070016#include <exports.h>
Simon Glassb79fdc72020-05-10 11:39:54 -060017#include <flash.h>
Simon Glassdb41d652019-12-28 10:45:07 -070018#include <hang.h>
Simon Glass8e8ccfe2019-12-28 10:45:03 -070019#include <image.h>
Simon Glass36bf4462019-11-14 12:57:42 -070020#include <irq_func.h>
Simon Glassf7ae49f2020-05-10 11:40:05 -060021#include <log.h>
Simon Glass5e6267a2019-12-28 10:44:48 -070022#include <net.h>
Simon Glass90526e92020-05-10 11:39:56 -060023#include <asm/cache.h>
Simon Glass3db71102019-11-14 12:57:16 -070024#include <u-boot/crc.h>
Simon Glassc2240d42013-03-14 07:20:12 +000025/* TODO: can we just include all these headers whether needed or not? */
26#if defined(CONFIG_CMD_BEDBUG)
27#include <bedbug/type.h>
28#endif
Simon Glass3c10dc92019-12-06 21:41:34 -070029#include <binman.h>
Tom Rinicbb2df22015-12-07 08:23:29 -050030#include <command.h>
Simon Glass24b852a2015-11-08 23:47:45 -070031#include <console.h>
Simon Glass1ce60172014-02-26 15:59:20 -070032#include <dm.h>
Simon Glass3f989e7b2019-08-01 09:46:44 -060033#include <env.h>
Simon Glassf3998fd2019-08-02 09:44:25 -060034#include <env_internal.h>
Simon Glass6f6430d2013-03-11 14:30:37 +000035#include <fdtdec.h>
Simon Glassc2240d42013-03-14 07:20:12 +000036#include <ide.h>
Simon Glass6b8d3ce2019-12-28 10:44:39 -070037#include <init.h>
Simon Glass6f6430d2013-03-11 14:30:37 +000038#include <initcall.h>
Simon Glassc2240d42013-03-14 07:20:12 +000039#if defined(CONFIG_CMD_KGDB)
40#include <kgdb.h>
41#endif
Simon Glassc30b7ad2019-11-14 12:57:41 -070042#include <irq_func.h>
Simon Glass6f6430d2013-03-11 14:30:37 +000043#include <malloc.h>
Joe Hershberger0eb25b62015-03-22 17:08:59 -050044#include <mapmem.h>
Simon Glassc2240d42013-03-14 07:20:12 +000045#ifdef CONFIG_BITBANGMII
46#include <miiphy.h>
47#endif
Simon Glass6f6430d2013-03-11 14:30:37 +000048#include <mmc.h>
49#include <nand.h>
Simon Glass3af86a42017-05-18 20:08:56 -060050#include <of_live.h>
Simon Glass6f6430d2013-03-11 14:30:37 +000051#include <onenand_uboot.h>
Simon Glassc2240d42013-03-14 07:20:12 +000052#include <scsi.h>
Simon Glass6f6430d2013-03-11 14:30:37 +000053#include <serial.h>
Simon Glassc3e44302019-11-14 12:57:11 -070054#include <status_led.h>
Simon Glass6f6430d2013-03-11 14:30:37 +000055#include <stdio_dev.h>
Simon Glass1057e6c2016-02-24 09:14:50 -070056#include <timer.h>
Simon Glass71c52db2013-06-11 11:14:42 -070057#include <trace.h>
Simon Glassc2240d42013-03-14 07:20:12 +000058#include <watchdog.h>
59#ifdef CONFIG_ADDR_MAP
60#include <asm/mmu.h>
61#endif
Simon Glass6f6430d2013-03-11 14:30:37 +000062#include <asm/sections.h>
Simon Glass1ce60172014-02-26 15:59:20 -070063#include <dm/root.h>
Simon Glassc2240d42013-03-14 07:20:12 +000064#include <linux/compiler.h>
Simon Glass1ce60172014-02-26 15:59:20 -070065#include <linux/err.h>
Alexander Graf50149ea2016-03-04 01:10:01 +010066#include <efi_loader.h>
Stefan Roese06985282019-04-11 15:58:44 +020067#include <wdt.h>
Heiko Schocher49b10cb2019-07-17 06:59:51 +020068#if defined(CONFIG_GPIO_HOG)
Heiko Schocher5fc7cf82019-06-12 06:11:46 +020069#include <asm/gpio.h>
70#endif
Simon Glass6f6430d2013-03-11 14:30:37 +000071
72DECLARE_GLOBAL_DATA_PTR;
73
74ulong monitor_flash_len;
75
Jeroen Hofsteedd2a6cd2014-10-08 22:57:22 +020076__weak int board_flash_wp_on(void)
Simon Glassc2240d42013-03-14 07:20:12 +000077{
78 /*
79 * Most flashes can't be detected when write protection is enabled,
80 * so provide a way to let U-Boot gracefully ignore write protected
81 * devices.
82 */
83 return 0;
84}
85
Jeroen Hofsteedd2a6cd2014-10-08 22:57:22 +020086__weak void cpu_secondary_init_r(void)
Simon Glassc2240d42013-03-14 07:20:12 +000087{
88}
89
Simon Glassc2240d42013-03-14 07:20:12 +000090static int initr_secondary_cpu(void)
91{
92 /*
93 * after non-volatile devices & environment is setup and cpu code have
94 * another round to deal with any initialization that might require
95 * full access to the environment or loading of some image (firmware)
96 * from a non-volatile device
97 */
98 /* TODO: maybe define this for all archs? */
99 cpu_secondary_init_r();
100
101 return 0;
102}
Simon Glass6f6430d2013-03-11 14:30:37 +0000103
Simon Glass71c52db2013-06-11 11:14:42 -0700104static int initr_trace(void)
105{
106#ifdef CONFIG_TRACE
107 trace_init(gd->trace_buff, CONFIG_TRACE_BUFFER_SIZE);
108#endif
109
110 return 0;
111}
112
Simon Glass6f6430d2013-03-11 14:30:37 +0000113static int initr_reloc(void)
114{
Simon Glassc9356be2014-11-10 17:16:43 -0700115 /* tell others: relocation done */
116 gd->flags |= GD_FLG_RELOC | GD_FLG_FULL_MALLOC_INIT;
Simon Glass6f6430d2013-03-11 14:30:37 +0000117
118 return 0;
119}
120
121#ifdef CONFIG_ARM
122/*
123 * Some of these functions are needed purely because the functions they
124 * call return void. If we change them to return 0, these stubs can go away.
125 */
126static int initr_caches(void)
127{
128 /* Enable caches */
129 enable_caches();
130 return 0;
131}
132#endif
133
Simon Glassc2240d42013-03-14 07:20:12 +0000134__weak int fixup_cpu(void)
135{
136 return 0;
137}
138
Simon Glass6f6430d2013-03-11 14:30:37 +0000139static int initr_reloc_global_data(void)
140{
Albert ARIBAUDb60eff32014-02-22 17:53:43 +0100141#ifdef __ARM__
142 monitor_flash_len = _end - __image_copy_start;
Rick Chen068feb92017-12-26 13:55:58 +0800143#elif defined(CONFIG_NDS32) || defined(CONFIG_RISCV)
Kun-Hua Huang2e88bb22015-08-24 14:52:35 +0800144 monitor_flash_len = (ulong)&_end - (ulong)&_start;
Thomas Chou5ff10aa2014-08-22 11:36:47 +0800145#elif !defined(CONFIG_SANDBOX) && !defined(CONFIG_NIOS2)
Masahiro Yamadaa0ba2792013-05-27 00:37:30 +0000146 monitor_flash_len = (ulong)&__init_end - gd->relocaddr;
Simon Glass6f6430d2013-03-11 14:30:37 +0000147#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000148#if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)
149 /*
150 * The gd->cpu pointer is set to an address in flash before relocation.
151 * We need to update it to point to the same CPU entry in RAM.
152 * TODO: why not just add gd->reloc_ofs?
153 */
Masahiro Yamadaa0ba2792013-05-27 00:37:30 +0000154 gd->arch.cpu += gd->relocaddr - CONFIG_SYS_MONITOR_BASE;
Simon Glassc2240d42013-03-14 07:20:12 +0000155
156 /*
157 * If we didn't know the cpu mask & # cores, we can save them of
158 * now rather than 'computing' them constantly
159 */
160 fixup_cpu();
161#endif
Tom Rini8d8ee472019-11-12 22:46:36 -0500162#ifdef CONFIG_SYS_RELOC_GD_ENV_ADDR
Simon Glassc2240d42013-03-14 07:20:12 +0000163 /*
Simon Goldschmidt6c6add62018-09-27 12:38:34 +0200164 * Relocate the early env_addr pointer unless we know it is not inside
165 * the binary. Some systems need this and for the rest, it doesn't hurt.
Simon Glassc2240d42013-03-14 07:20:12 +0000166 */
Simon Goldschmidt6c6add62018-09-27 12:38:34 +0200167 gd->env_addr += gd->reloc_off;
Simon Glassc2240d42013-03-14 07:20:12 +0000168#endif
Siva Durga Prasad Paladugue9acb9e2015-12-03 15:46:03 +0100169#ifdef CONFIG_OF_EMBED
170 /*
Mario Six92f84b62018-01-15 11:10:30 +0100171 * The fdt_blob needs to be moved to new relocation address
172 * incase of FDT blob is embedded with in image
173 */
Siva Durga Prasad Paladugue9acb9e2015-12-03 15:46:03 +0100174 gd->fdt_blob += gd->reloc_off;
175#endif
Alexander Graf50149ea2016-03-04 01:10:01 +0100176#ifdef CONFIG_EFI_LOADER
Heinrich Schuchardte7ac0092019-04-10 00:32:07 +0200177 /*
178 * On the ARM architecture gd is mapped to a fixed register (r9 or x18).
179 * As this register may be overwritten by an EFI payload we save it here
180 * and restore it on every callback entered.
181 */
182 efi_save_gd();
183
Alexander Graf50149ea2016-03-04 01:10:01 +0100184 efi_runtime_relocate(gd->relocaddr, NULL);
185#endif
Siva Durga Prasad Paladugue9acb9e2015-12-03 15:46:03 +0100186
Simon Glassc2240d42013-03-14 07:20:12 +0000187 return 0;
Simon Glass6f6430d2013-03-11 14:30:37 +0000188}
189
190static int initr_serial(void)
191{
192 serial_initialize();
193 return 0;
194}
195
Daniel Schwierzeck4c2cb112016-01-09 18:34:15 +0100196#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_MIPS)
Simon Glassc2240d42013-03-14 07:20:12 +0000197static int initr_trap(void)
198{
199 /*
200 * Setup trap handlers
201 */
angelo@sysam.ite310b932015-02-12 01:40:17 +0100202#if defined(CONFIG_PPC)
Masahiro Yamadaa0ba2792013-05-27 00:37:30 +0000203 trap_init(gd->relocaddr);
angelo@sysam.ite310b932015-02-12 01:40:17 +0100204#else
205 trap_init(CONFIG_SYS_SDRAM_BASE);
206#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000207 return 0;
208}
209#endif
210
211#ifdef CONFIG_ADDR_MAP
212static int initr_addr_map(void)
213{
214 init_addr_map();
215
216 return 0;
217}
218#endif
219
Simon Glass6f6430d2013-03-11 14:30:37 +0000220#ifdef CONFIG_POST
221static int initr_post_backlog(void)
222{
223 post_output_backlog();
224 return 0;
225}
226#endif
227
Simon Glassc2240d42013-03-14 07:20:12 +0000228#if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500)
229static int initr_unlock_ram_in_cache(void)
230{
231 unlock_ram_in_cache(); /* it's time to unlock D-cache in e500 */
232 return 0;
233}
234#endif
235
236#ifdef CONFIG_PCI
237static int initr_pci(void)
238{
Ovidiu Panait98bf46f2020-05-06 20:38:44 +0300239 if (IS_ENABLED(CONFIG_PCI_INIT_R))
240 pci_init();
Simon Glassc2240d42013-03-14 07:20:12 +0000241
242 return 0;
243}
244#endif
245
Simon Glassc2240d42013-03-14 07:20:12 +0000246static int initr_barrier(void)
247{
248#ifdef CONFIG_PPC
249 /* TODO: Can we not use dmb() macros for this? */
250 asm("sync ; isync");
251#endif
252 return 0;
253}
254
Simon Glass6f6430d2013-03-11 14:30:37 +0000255static int initr_malloc(void)
256{
257 ulong malloc_start;
258
Andy Yanf1896c42017-07-24 17:43:34 +0800259#if CONFIG_VAL(SYS_MALLOC_F_LEN)
Simon Glassd59476b2014-07-10 22:23:28 -0600260 debug("Pre-reloc malloc() used %#lx bytes (%ld KB)\n", gd->malloc_ptr,
261 gd->malloc_ptr / 1024);
262#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000263 /* The malloc area is immediately below the monitor copy in DRAM */
Stephen Warren5e0404f2019-08-27 11:54:31 -0600264 /*
265 * This value MUST match the value of gd->start_addr_sp in board_f.c:
266 * reserve_noncached().
267 */
Masahiro Yamadaa0ba2792013-05-27 00:37:30 +0000268 malloc_start = gd->relocaddr - TOTAL_MALLOC_LEN;
Simon Glassa733b062013-04-26 02:53:43 +0000269 mem_malloc_init((ulong)map_sysmem(malloc_start, TOTAL_MALLOC_LEN),
270 TOTAL_MALLOC_LEN);
Simon Glass6f6430d2013-03-11 14:30:37 +0000271 return 0;
272}
273
Simon Glass9854a872015-11-08 23:47:48 -0700274static int initr_console_record(void)
275{
276#if defined(CONFIG_CONSOLE_RECORD)
277 return console_record_init();
278#else
279 return 0;
280#endif
281}
282
Jan Kiszka671fa632015-03-09 07:47:18 +0100283#ifdef CONFIG_SYS_NONCACHED_MEMORY
284static int initr_noncached(void)
285{
286 noncached_init();
287 return 0;
288}
289#endif
290
Simon Glass3af86a42017-05-18 20:08:56 -0600291#ifdef CONFIG_OF_LIVE
292static int initr_of_live(void)
293{
Simon Glassa132f772017-05-22 05:05:36 -0600294 int ret;
295
296 bootstage_start(BOOTSTAGE_ID_ACCUM_OF_LIVE, "of_live");
297 ret = of_live_build(gd->fdt_blob, (struct device_node **)&gd->of_root);
298 bootstage_accum(BOOTSTAGE_ID_ACCUM_OF_LIVE);
299 if (ret)
300 return ret;
301
302 return 0;
Simon Glass3af86a42017-05-18 20:08:56 -0600303}
304#endif
305
Simon Glass1ce60172014-02-26 15:59:20 -0700306#ifdef CONFIG_DM
307static int initr_dm(void)
308{
Simon Glass1057e6c2016-02-24 09:14:50 -0700309 int ret;
310
Simon Glassab7cd622014-07-23 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 Glassd74d6b42016-03-11 22:06:46 -0700314#ifdef CONFIG_TIMER
315 gd->timer = NULL;
316#endif
Simon Glassb67eefd2020-05-10 11:39:59 -0600317 bootstage_start(BOOTSTAGE_ID_ACCUM_DM_R, "dm_r");
Simon Glass1057e6c2016-02-24 09:14:50 -0700318 ret = dm_init_and_scan(false);
Simon Glassb67eefd2020-05-10 11:39:59 -0600319 bootstage_accum(BOOTSTAGE_ID_ACCUM_DM_R);
Simon Glass1057e6c2016-02-24 09:14:50 -0700320 if (ret)
321 return ret;
Simon Glass1057e6c2016-02-24 09:14:50 -0700322
323 return 0;
Simon Glass1ce60172014-02-26 15:59:20 -0700324}
325#endif
326
Simon Glassdd0edcb2019-12-06 21:41:46 -0700327static int initr_dm_devices(void)
328{
329 int ret;
330
331 if (IS_ENABLED(CONFIG_TIMER_EARLY)) {
332 ret = dm_timer_init();
333 if (ret)
334 return ret;
335 }
336
337 return 0;
338}
339
Simon Glass881c1242015-11-28 22:16:35 -0700340static int initr_bootstage(void)
341{
Simon Glass881c1242015-11-28 22:16:35 -0700342 bootstage_mark_name(BOOTSTAGE_ID_START_UBOOT_R, "board_init_r");
343
344 return 0;
345}
346
Simon Glass6f6430d2013-03-11 14:30:37 +0000347__weak int power_init_board(void)
348{
349 return 0;
350}
351
352static int initr_announce(void)
353{
Masahiro Yamadaa0ba2792013-05-27 00:37:30 +0000354 debug("Now running in RAM - U-Boot at: %08lx\n", gd->relocaddr);
Simon Glass6f6430d2013-03-11 14:30:37 +0000355 return 0;
356}
357
Andreas Bießmann61d7b1b2015-01-20 00:29:05 +0100358#ifdef CONFIG_NEEDS_MANUAL_RELOC
359static int initr_manual_reloc_cmdtable(void)
360{
Simon Glass09140112020-05-10 11:40:03 -0600361 fixup_cmdtable(ll_entry_start(struct cmd_tbl, cmd),
362 ll_entry_count(struct cmd_tbl, cmd));
Andreas Bießmann61d7b1b2015-01-20 00:29:05 +0100363 return 0;
364}
365#endif
366
Simon Glass3c10dc92019-12-06 21:41:34 -0700367static int initr_binman(void)
368{
369 if (!CONFIG_IS_ENABLED(BINMAN_FDT))
370 return 0;
371
372 return binman_init();
373}
374
Masahiro Yamadae856bdc2017-02-11 22:43:54 +0900375#if defined(CONFIG_MTD_NOR_FLASH)
Simon Glass6f6430d2013-03-11 14:30:37 +0000376static int initr_flash(void)
377{
Simon Glassc2240d42013-03-14 07:20:12 +0000378 ulong flash_size = 0;
379 bd_t *bd = gd->bd;
Simon Glass6f6430d2013-03-11 14:30:37 +0000380
381 puts("Flash: ");
382
Masahiro Yamada70879a92014-12-05 12:20:58 +0900383 if (board_flash_wp_on())
Simon Glassc2240d42013-03-14 07:20:12 +0000384 printf("Uninitialized - Write Protect On\n");
Masahiro Yamada70879a92014-12-05 12:20:58 +0900385 else
Simon Glassc2240d42013-03-14 07:20:12 +0000386 flash_size = flash_init();
Masahiro Yamada70879a92014-12-05 12:20:58 +0900387
Simon Glass6f6430d2013-03-11 14:30:37 +0000388 print_size(flash_size, "");
389#ifdef CONFIG_SYS_FLASH_CHECKSUM
390 /*
Mario Six92f84b62018-01-15 11:10:30 +0100391 * Compute and print flash CRC if flashchecksum is set to 'y'
392 *
393 * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
394 */
Simon Glassbfebc8c2017-08-03 12:22:13 -0600395 if (env_get_yesno("flashchecksum") == 1) {
Mario Six92f84b62018-01-15 11:10:30 +0100396 const uchar *flash_base = (const uchar *)CONFIG_SYS_FLASH_BASE;
397
Simon Glass6f6430d2013-03-11 14:30:37 +0000398 printf(" CRC: %08X", crc32(0,
Mario Six92f84b62018-01-15 11:10:30 +0100399 flash_base,
400 flash_size));
Simon Glass6f6430d2013-03-11 14:30:37 +0000401 }
402#endif /* CONFIG_SYS_FLASH_CHECKSUM */
403 putc('\n');
404
Simon Glassc2240d42013-03-14 07:20:12 +0000405 /* update start of FLASH memory */
406#ifdef CONFIG_SYS_FLASH_BASE
407 bd->bi_flashstart = CONFIG_SYS_FLASH_BASE;
408#endif
409 /* size of FLASH memory (final value) */
410 bd->bi_flashsize = flash_size;
411
412#if defined(CONFIG_SYS_UPDATE_FLASH_SIZE)
413 /* Make a update of the Memctrl. */
414 update_flash_size(flash_size);
415#endif
416
Simon Glassc2240d42013-03-14 07:20:12 +0000417#if defined(CONFIG_OXC) || defined(CONFIG_RMU)
418 /* flash mapped at end of memory map */
419 bd->bi_flashoffset = CONFIG_SYS_TEXT_BASE + flash_size;
420#elif CONFIG_SYS_MONITOR_BASE == CONFIG_SYS_FLASH_BASE
421 bd->bi_flashoffset = monitor_flash_len; /* reserved area for monitor */
422#endif
423 return 0;
424}
425#endif
426
Simon Glass6f6430d2013-03-11 14:30:37 +0000427#ifdef CONFIG_CMD_NAND
428/* go init the NAND */
Jeroen Hofstee2588ba12014-10-08 22:57:32 +0200429static int initr_nand(void)
Simon Glass6f6430d2013-03-11 14:30:37 +0000430{
431 puts("NAND: ");
432 nand_init();
Hou Zhiqiang203db382017-03-17 16:12:31 +0800433 printf("%lu MiB\n", nand_size() / 1024);
Simon Glass6f6430d2013-03-11 14:30:37 +0000434 return 0;
435}
436#endif
437
438#if defined(CONFIG_CMD_ONENAND)
439/* go init the NAND */
Jeroen Hofstee2588ba12014-10-08 22:57:32 +0200440static int initr_onenand(void)
Simon Glass6f6430d2013-03-11 14:30:37 +0000441{
442 puts("NAND: ");
443 onenand_init();
444 return 0;
445}
446#endif
447
Masahiro Yamada4aa2ba32017-05-09 20:31:39 +0900448#ifdef CONFIG_MMC
Jeroen Hofstee2588ba12014-10-08 22:57:32 +0200449static int initr_mmc(void)
Simon Glass6f6430d2013-03-11 14:30:37 +0000450{
451 puts("MMC: ");
452 mmc_initialize(gd->bd);
453 return 0;
454}
455#endif
456
Simon Glass6f6430d2013-03-11 14:30:37 +0000457/*
458 * Tell if it's OK to load the environment early in boot.
459 *
Masahiro Yamada776babd2016-02-05 20:49:39 +0900460 * If CONFIG_OF_CONTROL is defined, we'll check with the FDT to see
Simon Glass6f6430d2013-03-11 14:30:37 +0000461 * if this is OK (defaulting to saying it's OK).
462 *
463 * NOTE: Loading the environment early can be a bad idea if security is
464 * important, since no verification is done on the environment.
465 *
466 * @return 0 if environment should not be loaded, !=0 if it is ok to load
467 */
468static int should_load_env(void)
469{
Ovidiu Panait9441f8c2020-05-06 20:38:43 +0300470 if (IS_ENABLED(CONFIG_OF_CONTROL))
471 return fdtdec_get_config_int(gd->fdt_blob,
472 "load-environment", 1);
473
474 if (IS_ENABLED(CONFIG_DELAY_ENVIRONMENT))
475 return 0;
476
Simon Glass6f6430d2013-03-11 14:30:37 +0000477 return 1;
Simon Glass6f6430d2013-03-11 14:30:37 +0000478}
479
480static int initr_env(void)
481{
482 /* initialize environment */
483 if (should_load_env())
484 env_relocate();
485 else
Simon Glass0ac7d722019-08-01 09:47:00 -0600486 env_set_default(NULL, 0);
Ovidiu Panait9441f8c2020-05-06 20:38:43 +0300487
488 if (IS_ENABLED(CONFIG_OF_CONTROL))
489 env_set_hex("fdtcontroladdr",
490 (unsigned long)map_to_sysmem(gd->fdt_blob));
Simon Glass6f6430d2013-03-11 14:30:37 +0000491
492 /* Initialize from environment */
Simon Glassbb872dd2019-12-28 10:45:02 -0700493 image_load_addr = env_get_ulong("loadaddr", 16, image_load_addr);
Simon Glassc2240d42013-03-14 07:20:12 +0000494
Simon Glass6f6430d2013-03-11 14:30:37 +0000495 return 0;
496}
497
Andreas Bießmannc722f0b2015-02-06 23:06:47 +0100498#ifdef CONFIG_SYS_BOOTPARAMS_LEN
499static int initr_malloc_bootparams(void)
500{
501 gd->bd->bi_boot_params = (ulong)malloc(CONFIG_SYS_BOOTPARAMS_LEN);
502 if (!gd->bd->bi_boot_params) {
503 puts("WARNING: Cannot allocate space for boot parameters\n");
504 return -ENOMEM;
505 }
506 return 0;
507}
508#endif
509
Simon Glass6f6430d2013-03-11 14:30:37 +0000510static int initr_jumptable(void)
511{
512 jumptable_init();
513 return 0;
514}
515
516#if defined(CONFIG_API)
517static int initr_api(void)
518{
519 /* Initialize API */
520 api_init();
521 return 0;
522}
523#endif
524
Simon Glass6f6430d2013-03-11 14:30:37 +0000525#ifdef CONFIG_CMD_NET
526static int initr_ethaddr(void)
527{
Simon Glassc2240d42013-03-14 07:20:12 +0000528 bd_t *bd = gd->bd;
529
530 /* kept around for legacy kernels only ... ignore the next section */
Simon Glass35affd72017-08-03 12:22:14 -0600531 eth_env_get_enetaddr("ethaddr", bd->bi_enetaddr);
Simon Glassc2240d42013-03-14 07:20:12 +0000532#ifdef CONFIG_HAS_ETH1
Simon Glass35affd72017-08-03 12:22:14 -0600533 eth_env_get_enetaddr("eth1addr", bd->bi_enet1addr);
Simon Glassc2240d42013-03-14 07:20:12 +0000534#endif
535#ifdef CONFIG_HAS_ETH2
Simon Glass35affd72017-08-03 12:22:14 -0600536 eth_env_get_enetaddr("eth2addr", bd->bi_enet2addr);
Simon Glassc2240d42013-03-14 07:20:12 +0000537#endif
538#ifdef CONFIG_HAS_ETH3
Simon Glass35affd72017-08-03 12:22:14 -0600539 eth_env_get_enetaddr("eth3addr", bd->bi_enet3addr);
Simon Glassc2240d42013-03-14 07:20:12 +0000540#endif
541#ifdef CONFIG_HAS_ETH4
Simon Glass35affd72017-08-03 12:22:14 -0600542 eth_env_get_enetaddr("eth4addr", bd->bi_enet4addr);
Simon Glassc2240d42013-03-14 07:20:12 +0000543#endif
544#ifdef CONFIG_HAS_ETH5
Simon Glass35affd72017-08-03 12:22:14 -0600545 eth_env_get_enetaddr("eth5addr", bd->bi_enet5addr);
Simon Glassc2240d42013-03-14 07:20:12 +0000546#endif
547 return 0;
548}
549#endif /* CONFIG_CMD_NET */
550
551#ifdef CONFIG_CMD_KGDB
552static int initr_kgdb(void)
553{
554 puts("KGDB: ");
555 kgdb_init();
556 return 0;
557}
558#endif
559
Uri Mashiach2d8d1902017-01-19 10:51:45 +0200560#if defined(CONFIG_LED_STATUS)
Simon Glassc2240d42013-03-14 07:20:12 +0000561static int initr_status_led(void)
562{
Uri Mashiach2d8d1902017-01-19 10:51:45 +0200563#if defined(CONFIG_LED_STATUS_BOOT)
564 status_led_set(CONFIG_LED_STATUS_BOOT, CONFIG_LED_STATUS_BLINKING);
Bernhard Nortmann13cfbe52015-08-21 15:13:21 +0200565#else
566 status_led_init();
567#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000568 return 0;
569}
570#endif
571
Michal Simeke8a016b2016-09-08 15:06:45 +0200572#if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI)
Simon Glassc2240d42013-03-14 07:20:12 +0000573static int initr_scsi(void)
574{
Simon Glassc2240d42013-03-14 07:20:12 +0000575 puts("SCSI: ");
576 scsi_init();
Heinrich Schuchardt3804f5b2018-06-15 07:01:26 +0200577 puts("\n");
Simon Glass6f6430d2013-03-11 14:30:37 +0000578
579 return 0;
580}
Ian Campbell2c997e72014-07-21 19:23:18 +0100581#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000582
583#ifdef CONFIG_BITBANGMII
584static int initr_bbmii(void)
585{
586 bb_miiphy_init();
587 return 0;
588}
589#endif
590
591#ifdef CONFIG_CMD_NET
592static int initr_net(void)
593{
594 puts("Net: ");
Joe Hershbergerd2eaec62015-03-22 17:09:06 -0500595 eth_initialize();
Simon Glass6f6430d2013-03-11 14:30:37 +0000596#if defined(CONFIG_RESET_PHY_R)
597 debug("Reset Ethernet PHY\n");
598 reset_phy();
599#endif
600 return 0;
601}
602#endif
603
604#ifdef CONFIG_POST
605static int initr_post(void)
606{
607 post_run(NULL, POST_RAM | post_bootmode_get(0));
608 return 0;
609}
610#endif
611
Bin Mengec15d5f2018-06-17 05:57:50 -0700612#if defined(CONFIG_IDE) && !defined(CONFIG_BLK)
Simon Glassc2240d42013-03-14 07:20:12 +0000613static int initr_ide(void)
614{
Simon Glassc2240d42013-03-14 07:20:12 +0000615 puts("IDE: ");
Simon Glassc2240d42013-03-14 07:20:12 +0000616#if defined(CONFIG_START_IDE)
617 if (board_start_ide())
618 ide_init();
619#else
620 ide_init();
621#endif
622 return 0;
623}
624#endif
625
Simon Glassc5404b62017-12-04 13:48:23 -0700626#if defined(CONFIG_PRAM)
Simon Glass6f6430d2013-03-11 14:30:37 +0000627/*
628 * Export available size of memory for Linux, taking into account the
629 * protected RAM at top of memory
630 */
631int initr_mem(void)
632{
633 ulong pram = 0;
634 char memsz[32];
635
Simon Glassbfebc8c2017-08-03 12:22:13 -0600636 pram = env_get_ulong("pram", 10, CONFIG_PRAM);
Mario Six92f84b62018-01-15 11:10:30 +0100637 sprintf(memsz, "%ldk", (long int)((gd->ram_size / 1024) - pram));
Simon Glass382bee52017-08-03 12:22:09 -0600638 env_set("mem", memsz);
Simon Glassc2240d42013-03-14 07:20:12 +0000639
640 return 0;
641}
642#endif
643
Simon Glass6f6430d2013-03-11 14:30:37 +0000644static int run_main_loop(void)
645{
Simon Glassa733b062013-04-26 02:53:43 +0000646#ifdef CONFIG_SANDBOX
647 sandbox_main_loop_init();
648#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000649 /* main_loop() can return to retry autoboot, if so just run it again */
650 for (;;)
651 main_loop();
652 return 0;
653}
654
655/*
Alexander Graf47870af2019-01-31 16:06:23 +0100656 * We hope to remove most of the driver-related init and do it if/when
Simon Glass6f6430d2013-03-11 14:30:37 +0000657 * the driver is later used.
Simon Glassc2240d42013-03-14 07:20:12 +0000658 *
659 * TODO: perhaps reset the watchdog in the initcall function after each call?
Simon Glass6f6430d2013-03-11 14:30:37 +0000660 */
Simon Glass4acff452017-01-16 07:03:50 -0700661static init_fnc_t init_sequence_r[] = {
Simon Glass71c52db2013-06-11 11:14:42 -0700662 initr_trace,
Simon Glass6f6430d2013-03-11 14:30:37 +0000663 initr_reloc,
Simon Glassc2240d42013-03-14 07:20:12 +0000664 /* TODO: could x86/PPC have this also perhaps? */
Simon Glass6f6430d2013-03-11 14:30:37 +0000665#ifdef CONFIG_ARM
666 initr_caches,
York Sun12eaf312015-03-20 19:28:11 -0700667 /* Note: For Freescale LS2 SoCs, new MMU table is created in DDR.
668 * A temporary mapping of IFC high region is since removed,
Mario Six92f84b62018-01-15 11:10:30 +0100669 * so environmental variables in NOR flash is not available
York Sun12eaf312015-03-20 19:28:11 -0700670 * until board_init() is called below to remap IFC to high
671 * region.
672 */
Simon Glass9fb02492014-09-03 17:37:01 -0600673#endif
674 initr_reloc_global_data,
York Sunfef3e252014-10-02 15:20:10 -0700675#if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500)
676 initr_unlock_ram_in_cache,
677#endif
Simon Glass9fb02492014-09-03 17:37:01 -0600678 initr_barrier,
679 initr_malloc,
Simon Glassaf1bc0c2017-12-04 13:48:28 -0700680 log_init,
Simon Glass5ac44a52017-05-22 05:05:31 -0600681 initr_bootstage, /* Needs malloc() but has its own timer */
Simon Glass9854a872015-11-08 23:47:48 -0700682 initr_console_record,
Jan Kiszka671fa632015-03-09 07:47:18 +0100683#ifdef CONFIG_SYS_NONCACHED_MEMORY
684 initr_noncached,
685#endif
Simon Glass3af86a42017-05-18 20:08:56 -0600686#ifdef CONFIG_OF_LIVE
687 initr_of_live,
688#endif
Simon Glass9fb02492014-09-03 17:37:01 -0600689#ifdef CONFIG_DM
690 initr_dm,
691#endif
Patrick Delaunay17585e22018-07-27 16:37:09 +0200692#if defined(CONFIG_ARM) || defined(CONFIG_NDS32) || defined(CONFIG_RISCV) || \
693 defined(CONFIG_SANDBOX)
Simon Glass6f6430d2013-03-11 14:30:37 +0000694 board_init, /* Setup chipselects */
695#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000696 /*
697 * TODO: printing of the clock inforamtion of the board is now
698 * implemented as part of bdinfo command. Currently only support for
699 * davinci SOC's is added. Remove this check once all the board
700 * implement this.
701 */
702#ifdef CONFIG_CLOCKS
703 set_cpu_clk_info, /* Setup clock information */
704#endif
Alexander Graf5d009952016-03-04 01:10:04 +0100705#ifdef CONFIG_EFI_LOADER
706 efi_memory_init,
707#endif
Simon Glass3c10dc92019-12-06 21:41:34 -0700708 initr_binman,
Simon Glassfe08d392019-12-06 21:42:20 -0700709#ifdef CONFIG_FSP_VERSION2
710 arch_fsp_init_r,
711#endif
Simon Glassdd0edcb2019-12-06 21:41:46 -0700712 initr_dm_devices,
Simon Glass9fb02492014-09-03 17:37:01 -0600713 stdio_init_tables,
Simon Glass6f6430d2013-03-11 14:30:37 +0000714 initr_serial,
715 initr_announce,
Marek Vasut6874cb72019-06-09 03:46:21 +0200716#if CONFIG_IS_ENABLED(WDT)
Weijie Gao84b24162019-05-16 17:19:13 +0800717 initr_watchdog,
718#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000719 INIT_FUNC_WATCHDOG_RESET
Andreas Bießmann61d7b1b2015-01-20 00:29:05 +0100720#ifdef CONFIG_NEEDS_MANUAL_RELOC
721 initr_manual_reloc_cmdtable,
722#endif
Daniel Schwierzeck4c2cb112016-01-09 18:34:15 +0100723#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_MIPS)
Simon Glassc2240d42013-03-14 07:20:12 +0000724 initr_trap,
725#endif
726#ifdef CONFIG_ADDR_MAP
727 initr_addr_map,
728#endif
729#if defined(CONFIG_BOARD_EARLY_INIT_R)
730 board_early_init_r,
731#endif
732 INIT_FUNC_WATCHDOG_RESET
Simon Glass6f6430d2013-03-11 14:30:37 +0000733#ifdef CONFIG_POST
734 initr_post_backlog,
735#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000736 INIT_FUNC_WATCHDOG_RESET
Simon Glassc2240d42013-03-14 07:20:12 +0000737#if defined(CONFIG_PCI) && defined(CONFIG_SYS_EARLY_PCI_INIT)
738 /*
739 * Do early PCI configuration _before_ the flash gets initialised,
Mario Six92f84b62018-01-15 11:10:30 +0100740 * because PCU resources are crucial for flash access on some boards.
Simon Glassc2240d42013-03-14 07:20:12 +0000741 */
742 initr_pci,
743#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000744#ifdef CONFIG_ARCH_EARLY_INIT_R
745 arch_early_init_r,
746#endif
747 power_init_board,
Masahiro Yamadae856bdc2017-02-11 22:43:54 +0900748#ifdef CONFIG_MTD_NOR_FLASH
Simon Glass6f6430d2013-03-11 14:30:37 +0000749 initr_flash,
750#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000751 INIT_FUNC_WATCHDOG_RESET
Tom Rini936478e2017-03-14 11:08:11 -0400752#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_X86)
Simon Glassc2240d42013-03-14 07:20:12 +0000753 /* initialize higher level parts of CPU like time base and timers */
754 cpu_init_r,
Simon Glassbe274b92013-03-05 14:39:53 +0000755#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000756#ifdef CONFIG_CMD_NAND
757 initr_nand,
758#endif
759#ifdef CONFIG_CMD_ONENAND
760 initr_onenand,
761#endif
Masahiro Yamada4aa2ba32017-05-09 20:31:39 +0900762#ifdef CONFIG_MMC
Simon Glass6f6430d2013-03-11 14:30:37 +0000763 initr_mmc,
764#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000765 initr_env,
Andreas Bießmannc722f0b2015-02-06 23:06:47 +0100766#ifdef CONFIG_SYS_BOOTPARAMS_LEN
767 initr_malloc_bootparams,
768#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000769 INIT_FUNC_WATCHDOG_RESET
770 initr_secondary_cpu,
Simon Glassc2240d42013-03-14 07:20:12 +0000771#if defined(CONFIG_ID_EEPROM) || defined(CONFIG_SYS_I2C_MAC_OFFSET)
772 mac_read_from_eeprom,
773#endif
774 INIT_FUNC_WATCHDOG_RESET
775#if defined(CONFIG_PCI) && !defined(CONFIG_SYS_EARLY_PCI_INIT)
776 /*
777 * Do pci configuration
778 */
779 initr_pci,
780#endif
Simon Glass9fb02492014-09-03 17:37:01 -0600781 stdio_add_devices,
Simon Glass6f6430d2013-03-11 14:30:37 +0000782 initr_jumptable,
783#ifdef CONFIG_API
784 initr_api,
785#endif
786 console_init_r, /* fully init console as a device */
787#ifdef CONFIG_DISPLAY_BOARDINFO_LATE
Simon Glassb0895382017-06-15 21:37:50 -0600788 console_announce_r,
Masahiro Yamada0365ffc2015-01-14 17:07:05 +0900789 show_board_info,
Simon Glass6f6430d2013-03-11 14:30:37 +0000790#endif
791#ifdef CONFIG_ARCH_MISC_INIT
792 arch_misc_init, /* miscellaneous arch-dependent init */
793#endif
794#ifdef CONFIG_MISC_INIT_R
795 misc_init_r, /* miscellaneous platform-dependent init */
796#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000797 INIT_FUNC_WATCHDOG_RESET
798#ifdef CONFIG_CMD_KGDB
799 initr_kgdb,
800#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000801 interrupt_init,
Andy Shevchenkodaab59a2017-07-05 16:25:22 +0300802#if defined(CONFIG_MICROBLAZE) || defined(CONFIG_M68K)
Simon Glassbe274b92013-03-05 14:39:53 +0000803 timer_init, /* initialize timer */
804#endif
Uri Mashiach2d8d1902017-01-19 10:51:45 +0200805#if defined(CONFIG_LED_STATUS)
Simon Glassc2240d42013-03-14 07:20:12 +0000806 initr_status_led,
807#endif
808 /* PPC has a udelay(20) here dating from 2002. Why? */
Simon Glass6f6430d2013-03-11 14:30:37 +0000809#ifdef CONFIG_CMD_NET
810 initr_ethaddr,
811#endif
Heiko Schocher49b10cb2019-07-17 06:59:51 +0200812#if defined(CONFIG_GPIO_HOG)
Heiko Schocher5fc7cf82019-06-12 06:11:46 +0200813 gpio_hog_probe_all,
814#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000815#ifdef CONFIG_BOARD_LATE_INIT
816 board_late_init,
817#endif
Michal Simeke8a016b2016-09-08 15:06:45 +0200818#if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI)
Simon Glassc2240d42013-03-14 07:20:12 +0000819 INIT_FUNC_WATCHDOG_RESET
820 initr_scsi,
821#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000822#ifdef CONFIG_BITBANGMII
823 initr_bbmii,
824#endif
825#ifdef CONFIG_CMD_NET
Simon Glassc2240d42013-03-14 07:20:12 +0000826 INIT_FUNC_WATCHDOG_RESET
Simon Glass6f6430d2013-03-11 14:30:37 +0000827 initr_net,
828#endif
829#ifdef CONFIG_POST
830 initr_post,
831#endif
Bin Mengec15d5f2018-06-17 05:57:50 -0700832#if defined(CONFIG_IDE) && !defined(CONFIG_BLK)
Simon Glassc2240d42013-03-14 07:20:12 +0000833 initr_ide,
834#endif
835#ifdef CONFIG_LAST_STAGE_INIT
836 INIT_FUNC_WATCHDOG_RESET
837 /*
838 * Some parts can be only initialized if all others (like
839 * Interrupts) are up and running (i.e. the PC-style ISA
840 * keyboard).
841 */
842 last_stage_init,
843#endif
844#ifdef CONFIG_CMD_BEDBUG
845 INIT_FUNC_WATCHDOG_RESET
Ovidiu Panait1a4c0772020-04-20 10:31:46 +0300846 bedbug_init,
Simon Glassc2240d42013-03-14 07:20:12 +0000847#endif
Simon Glassc5404b62017-12-04 13:48:23 -0700848#if defined(CONFIG_PRAM)
Simon Glassc2240d42013-03-14 07:20:12 +0000849 initr_mem,
850#endif
Angelo Durgehelloc05b38d2020-01-26 19:31:22 +0100851#if defined(CONFIG_M68K) && defined(CONFIG_BLOCK_CACHE)
Angelo Durgehello1526bcc2020-01-21 10:37:27 +0100852 blkcache_init,
853#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000854 run_main_loop,
855};
856
857void board_init_r(gd_t *new_gd, ulong dest_addr)
858{
Simon Glassfb923082017-01-16 07:03:51 -0700859 /*
860 * Set up the new global data pointer. So far only x86 does this
861 * here.
862 * TODO(sjg@chromium.org): Consider doing this for all archs, or
863 * dropping the new_gd parameter.
864 */
865#if CONFIG_IS_ENABLED(X86_64)
866 arch_setup_gd(new_gd);
867#endif
868
Alexey Brodkin73953982014-01-20 14:30:39 +0400869#ifdef CONFIG_NEEDS_MANUAL_RELOC
870 int i;
871#endif
872
Jeroen Hofstee47a602e2014-07-30 21:54:49 +0200873#if !defined(CONFIG_X86) && !defined(CONFIG_ARM) && !defined(CONFIG_ARM64)
Simon Glass6f6430d2013-03-11 14:30:37 +0000874 gd = new_gd;
Simon Glassbe274b92013-03-05 14:39:53 +0000875#endif
Simon Glassaf1bc0c2017-12-04 13:48:28 -0700876 gd->flags &= ~GD_FLG_LOG_READY;
Alexey Brodkin73953982014-01-20 14:30:39 +0400877
878#ifdef CONFIG_NEEDS_MANUAL_RELOC
879 for (i = 0; i < ARRAY_SIZE(init_sequence_r); i++)
880 init_sequence_r[i] += gd->reloc_off;
881#endif
882
Simon Glass6f6430d2013-03-11 14:30:37 +0000883 if (initcall_run_list(init_sequence_r))
884 hang();
885
886 /* NOTREACHED - run_main_loop() does not return */
887 hang();
888}