blob: c1ecb06b743d26403a02923f70431133839dac95 [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 Glassc2240d42013-03-14 07:20:12 +000014/* TODO: can we just include all these headers whether needed or not? */
15#if defined(CONFIG_CMD_BEDBUG)
16#include <bedbug/type.h>
17#endif
Tom Rinicbb2df22015-12-07 08:23:29 -050018#include <command.h>
Simon Glass24b852a2015-11-08 23:47:45 -070019#include <console.h>
Simon Glass1ce60172014-02-26 15:59:20 -070020#include <dm.h>
Simon Glass3f989e7b2019-08-01 09:46:44 -060021#include <env.h>
Simon Glassf3998fd2019-08-02 09:44:25 -060022#include <env_internal.h>
Simon Glass6f6430d2013-03-11 14:30:37 +000023#include <fdtdec.h>
Simon Glassc2240d42013-03-14 07:20:12 +000024#include <ide.h>
Simon Glass6f6430d2013-03-11 14:30:37 +000025#include <initcall.h>
Simon Glassc2240d42013-03-14 07:20:12 +000026#if defined(CONFIG_CMD_KGDB)
27#include <kgdb.h>
28#endif
Simon Glass6f6430d2013-03-11 14:30:37 +000029#include <malloc.h>
Joe Hershberger0eb25b62015-03-22 17:08:59 -050030#include <mapmem.h>
Simon Glassc2240d42013-03-14 07:20:12 +000031#ifdef CONFIG_BITBANGMII
32#include <miiphy.h>
33#endif
Simon Glass6f6430d2013-03-11 14:30:37 +000034#include <mmc.h>
35#include <nand.h>
Simon Glass3af86a42017-05-18 20:08:56 -060036#include <of_live.h>
Simon Glass6f6430d2013-03-11 14:30:37 +000037#include <onenand_uboot.h>
Simon Glassc2240d42013-03-14 07:20:12 +000038#include <scsi.h>
Simon Glass6f6430d2013-03-11 14:30:37 +000039#include <serial.h>
40#include <stdio_dev.h>
Simon Glass1057e6c2016-02-24 09:14:50 -070041#include <timer.h>
Simon Glass71c52db2013-06-11 11:14:42 -070042#include <trace.h>
Simon Glassc2240d42013-03-14 07:20:12 +000043#include <watchdog.h>
44#ifdef CONFIG_ADDR_MAP
45#include <asm/mmu.h>
46#endif
Simon Glass6f6430d2013-03-11 14:30:37 +000047#include <asm/sections.h>
Simon Glass1ce60172014-02-26 15:59:20 -070048#include <dm/root.h>
Simon Glassc2240d42013-03-14 07:20:12 +000049#include <linux/compiler.h>
Simon Glass1ce60172014-02-26 15:59:20 -070050#include <linux/err.h>
Alexander Graf50149ea2016-03-04 01:10:01 +010051#include <efi_loader.h>
Stefan Roese06985282019-04-11 15:58:44 +020052#include <wdt.h>
Heiko Schocher49b10cb2019-07-17 06:59:51 +020053#if defined(CONFIG_GPIO_HOG)
Heiko Schocher5fc7cf82019-06-12 06:11:46 +020054#include <asm/gpio.h>
55#endif
Simon Glass6f6430d2013-03-11 14:30:37 +000056
57DECLARE_GLOBAL_DATA_PTR;
58
59ulong monitor_flash_len;
60
Jeroen Hofsteedd2a6cd2014-10-08 22:57:22 +020061__weak int board_flash_wp_on(void)
Simon Glassc2240d42013-03-14 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 Hofsteedd2a6cd2014-10-08 22:57:22 +020071__weak void cpu_secondary_init_r(void)
Simon Glassc2240d42013-03-14 07:20:12 +000072{
73}
74
Simon Glassc2240d42013-03-14 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 Glass6f6430d2013-03-11 14:30:37 +000088
Simon Glass71c52db2013-06-11 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 Glass6f6430d2013-03-11 14:30:37 +000098static int initr_reloc(void)
99{
Simon Glassc9356be2014-11-10 17:16:43 -0700100 /* tell others: relocation done */
101 gd->flags |= GD_FLG_RELOC | GD_FLG_FULL_MALLOC_INIT;
Simon Glass6f6430d2013-03-11 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 Glassc2240d42013-03-14 07:20:12 +0000119__weak int fixup_cpu(void)
120{
121 return 0;
122}
123
Simon Glass6f6430d2013-03-11 14:30:37 +0000124static int initr_reloc_global_data(void)
125{
Albert ARIBAUDb60eff32014-02-22 17:53:43 +0100126#ifdef __ARM__
127 monitor_flash_len = _end - __image_copy_start;
Rick Chen068feb92017-12-26 13:55:58 +0800128#elif defined(CONFIG_NDS32) || defined(CONFIG_RISCV)
Kun-Hua Huang2e88bb22015-08-24 14:52:35 +0800129 monitor_flash_len = (ulong)&_end - (ulong)&_start;
Thomas Chou5ff10aa2014-08-22 11:36:47 +0800130#elif !defined(CONFIG_SANDBOX) && !defined(CONFIG_NIOS2)
Masahiro Yamadaa0ba2792013-05-27 00:37:30 +0000131 monitor_flash_len = (ulong)&__init_end - gd->relocaddr;
Simon Glass6f6430d2013-03-11 14:30:37 +0000132#endif
Simon Glassc2240d42013-03-14 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 Yamadaa0ba2792013-05-27 00:37:30 +0000139 gd->arch.cpu += gd->relocaddr - CONFIG_SYS_MONITOR_BASE;
Simon Glassc2240d42013-03-14 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 Goldschmidt6c6add62018-09-27 12:38:34 +0200147#if !defined(CONFIG_ENV_ADDR) || defined(ENV_IS_EMBEDDED)
Simon Glassc2240d42013-03-14 07:20:12 +0000148 /*
Simon Goldschmidt6c6add62018-09-27 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 Glassc2240d42013-03-14 07:20:12 +0000151 */
Simon Goldschmidt6c6add62018-09-27 12:38:34 +0200152 gd->env_addr += gd->reloc_off;
Simon Glassc2240d42013-03-14 07:20:12 +0000153#endif
Siva Durga Prasad Paladugue9acb9e2015-12-03 15:46:03 +0100154#ifdef CONFIG_OF_EMBED
155 /*
Mario Six92f84b62018-01-15 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 Paladugue9acb9e2015-12-03 15:46:03 +0100159 gd->fdt_blob += gd->reloc_off;
160#endif
Alexander Graf50149ea2016-03-04 01:10:01 +0100161#ifdef CONFIG_EFI_LOADER
Heinrich Schuchardte7ac0092019-04-10 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 Graf50149ea2016-03-04 01:10:01 +0100169 efi_runtime_relocate(gd->relocaddr, NULL);
170#endif
Siva Durga Prasad Paladugue9acb9e2015-12-03 15:46:03 +0100171
Simon Glassc2240d42013-03-14 07:20:12 +0000172 return 0;
Simon Glass6f6430d2013-03-11 14:30:37 +0000173}
174
175static int initr_serial(void)
176{
177 serial_initialize();
178 return 0;
179}
180
Daniel Schwierzeck4c2cb112016-01-09 18:34:15 +0100181#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_MIPS)
Simon Glassc2240d42013-03-14 07:20:12 +0000182static int initr_trap(void)
183{
184 /*
185 * Setup trap handlers
186 */
angelo@sysam.ite310b932015-02-12 01:40:17 +0100187#if defined(CONFIG_PPC)
Masahiro Yamadaa0ba2792013-05-27 00:37:30 +0000188 trap_init(gd->relocaddr);
angelo@sysam.ite310b932015-02-12 01:40:17 +0100189#else
190 trap_init(CONFIG_SYS_SDRAM_BASE);
191#endif
Simon Glassc2240d42013-03-14 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 Glass6f6430d2013-03-11 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 Glassc2240d42013-03-14 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 Glassff3e0772015-03-05 12:25:25 -0700224#ifndef CONFIG_DM_PCI
Simon Glassc2240d42013-03-14 07:20:12 +0000225 pci_init();
Simon Glassff3e0772015-03-05 12:25:25 -0700226#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000227
228 return 0;
229}
230#endif
231
Simon Glassc2240d42013-03-14 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 Glass6f6430d2013-03-11 14:30:37 +0000241static int initr_malloc(void)
242{
243 ulong malloc_start;
244
Andy Yanf1896c42017-07-24 17:43:34 +0800245#if CONFIG_VAL(SYS_MALLOC_F_LEN)
Simon Glassd59476b2014-07-10 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 Glass6f6430d2013-03-11 14:30:37 +0000249 /* The malloc area is immediately below the monitor copy in DRAM */
Stephen Warren5e0404f2019-08-27 11:54:31 -0600250 /*
251 * This value MUST match the value of gd->start_addr_sp in board_f.c:
252 * reserve_noncached().
253 */
Masahiro Yamadaa0ba2792013-05-27 00:37:30 +0000254 malloc_start = gd->relocaddr - TOTAL_MALLOC_LEN;
Simon Glassa733b062013-04-26 02:53:43 +0000255 mem_malloc_init((ulong)map_sysmem(malloc_start, TOTAL_MALLOC_LEN),
256 TOTAL_MALLOC_LEN);
Simon Glass6f6430d2013-03-11 14:30:37 +0000257 return 0;
258}
259
Simon Glass9854a872015-11-08 23:47:48 -0700260static int initr_console_record(void)
261{
262#if defined(CONFIG_CONSOLE_RECORD)
263 return console_record_init();
264#else
265 return 0;
266#endif
267}
268
Jan Kiszka671fa632015-03-09 07:47:18 +0100269#ifdef CONFIG_SYS_NONCACHED_MEMORY
270static int initr_noncached(void)
271{
272 noncached_init();
273 return 0;
274}
275#endif
276
Simon Glass3af86a42017-05-18 20:08:56 -0600277#ifdef CONFIG_OF_LIVE
278static int initr_of_live(void)
279{
Simon Glassa132f772017-05-22 05:05:36 -0600280 int ret;
281
282 bootstage_start(BOOTSTAGE_ID_ACCUM_OF_LIVE, "of_live");
283 ret = of_live_build(gd->fdt_blob, (struct device_node **)&gd->of_root);
284 bootstage_accum(BOOTSTAGE_ID_ACCUM_OF_LIVE);
285 if (ret)
286 return ret;
287
288 return 0;
Simon Glass3af86a42017-05-18 20:08:56 -0600289}
290#endif
291
Simon Glass1ce60172014-02-26 15:59:20 -0700292#ifdef CONFIG_DM
293static int initr_dm(void)
294{
Simon Glass1057e6c2016-02-24 09:14:50 -0700295 int ret;
296
Simon Glassab7cd622014-07-23 06:55:04 -0600297 /* Save the pre-reloc driver model and start a new one */
298 gd->dm_root_f = gd->dm_root;
299 gd->dm_root = NULL;
Simon Glassd74d6b42016-03-11 22:06:46 -0700300#ifdef CONFIG_TIMER
301 gd->timer = NULL;
302#endif
Simon Glass63c5bf42017-05-22 05:05:32 -0600303 bootstage_start(BOOTSTATE_ID_ACCUM_DM_R, "dm_r");
Simon Glass1057e6c2016-02-24 09:14:50 -0700304 ret = dm_init_and_scan(false);
Simon Glass63c5bf42017-05-22 05:05:32 -0600305 bootstage_accum(BOOTSTATE_ID_ACCUM_DM_R);
Simon Glass1057e6c2016-02-24 09:14:50 -0700306 if (ret)
307 return ret;
308#ifdef CONFIG_TIMER_EARLY
Simon Glass1057e6c2016-02-24 09:14:50 -0700309 ret = dm_timer_init();
310 if (ret)
311 return ret;
Thomas Chou8f41b872015-10-09 13:48:56 +0800312#endif
Simon Glass1057e6c2016-02-24 09:14:50 -0700313
314 return 0;
Simon Glass1ce60172014-02-26 15:59:20 -0700315}
316#endif
317
Simon Glass881c1242015-11-28 22:16:35 -0700318static int initr_bootstage(void)
319{
Simon Glass881c1242015-11-28 22:16:35 -0700320 bootstage_mark_name(BOOTSTAGE_ID_START_UBOOT_R, "board_init_r");
321
322 return 0;
323}
324
Simon Glass6f6430d2013-03-11 14:30:37 +0000325__weak int power_init_board(void)
326{
327 return 0;
328}
329
330static int initr_announce(void)
331{
Masahiro Yamadaa0ba2792013-05-27 00:37:30 +0000332 debug("Now running in RAM - U-Boot at: %08lx\n", gd->relocaddr);
Simon Glass6f6430d2013-03-11 14:30:37 +0000333 return 0;
334}
335
Andreas Bießmann61d7b1b2015-01-20 00:29:05 +0100336#ifdef CONFIG_NEEDS_MANUAL_RELOC
337static int initr_manual_reloc_cmdtable(void)
338{
339 fixup_cmdtable(ll_entry_start(cmd_tbl_t, cmd),
340 ll_entry_count(cmd_tbl_t, cmd));
341 return 0;
342}
343#endif
344
Masahiro Yamadae856bdc2017-02-11 22:43:54 +0900345#if defined(CONFIG_MTD_NOR_FLASH)
Simon Glass6f6430d2013-03-11 14:30:37 +0000346static int initr_flash(void)
347{
Simon Glassc2240d42013-03-14 07:20:12 +0000348 ulong flash_size = 0;
349 bd_t *bd = gd->bd;
Simon Glass6f6430d2013-03-11 14:30:37 +0000350
351 puts("Flash: ");
352
Masahiro Yamada70879a92014-12-05 12:20:58 +0900353 if (board_flash_wp_on())
Simon Glassc2240d42013-03-14 07:20:12 +0000354 printf("Uninitialized - Write Protect On\n");
Masahiro Yamada70879a92014-12-05 12:20:58 +0900355 else
Simon Glassc2240d42013-03-14 07:20:12 +0000356 flash_size = flash_init();
Masahiro Yamada70879a92014-12-05 12:20:58 +0900357
Simon Glass6f6430d2013-03-11 14:30:37 +0000358 print_size(flash_size, "");
359#ifdef CONFIG_SYS_FLASH_CHECKSUM
360 /*
Mario Six92f84b62018-01-15 11:10:30 +0100361 * Compute and print flash CRC if flashchecksum is set to 'y'
362 *
363 * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
364 */
Simon Glassbfebc8c2017-08-03 12:22:13 -0600365 if (env_get_yesno("flashchecksum") == 1) {
Mario Six92f84b62018-01-15 11:10:30 +0100366 const uchar *flash_base = (const uchar *)CONFIG_SYS_FLASH_BASE;
367
Simon Glass6f6430d2013-03-11 14:30:37 +0000368 printf(" CRC: %08X", crc32(0,
Mario Six92f84b62018-01-15 11:10:30 +0100369 flash_base,
370 flash_size));
Simon Glass6f6430d2013-03-11 14:30:37 +0000371 }
372#endif /* CONFIG_SYS_FLASH_CHECKSUM */
373 putc('\n');
374
Simon Glassc2240d42013-03-14 07:20:12 +0000375 /* update start of FLASH memory */
376#ifdef CONFIG_SYS_FLASH_BASE
377 bd->bi_flashstart = CONFIG_SYS_FLASH_BASE;
378#endif
379 /* size of FLASH memory (final value) */
380 bd->bi_flashsize = flash_size;
381
382#if defined(CONFIG_SYS_UPDATE_FLASH_SIZE)
383 /* Make a update of the Memctrl. */
384 update_flash_size(flash_size);
385#endif
386
Simon Glassc2240d42013-03-14 07:20:12 +0000387#if defined(CONFIG_OXC) || defined(CONFIG_RMU)
388 /* flash mapped at end of memory map */
389 bd->bi_flashoffset = CONFIG_SYS_TEXT_BASE + flash_size;
390#elif CONFIG_SYS_MONITOR_BASE == CONFIG_SYS_FLASH_BASE
391 bd->bi_flashoffset = monitor_flash_len; /* reserved area for monitor */
392#endif
393 return 0;
394}
395#endif
396
Simon Glass6f6430d2013-03-11 14:30:37 +0000397#ifdef CONFIG_CMD_NAND
398/* go init the NAND */
Jeroen Hofstee2588ba12014-10-08 22:57:32 +0200399static int initr_nand(void)
Simon Glass6f6430d2013-03-11 14:30:37 +0000400{
401 puts("NAND: ");
402 nand_init();
Hou Zhiqiang203db382017-03-17 16:12:31 +0800403 printf("%lu MiB\n", nand_size() / 1024);
Simon Glass6f6430d2013-03-11 14:30:37 +0000404 return 0;
405}
406#endif
407
408#if defined(CONFIG_CMD_ONENAND)
409/* go init the NAND */
Jeroen Hofstee2588ba12014-10-08 22:57:32 +0200410static int initr_onenand(void)
Simon Glass6f6430d2013-03-11 14:30:37 +0000411{
412 puts("NAND: ");
413 onenand_init();
414 return 0;
415}
416#endif
417
Masahiro Yamada4aa2ba32017-05-09 20:31:39 +0900418#ifdef CONFIG_MMC
Jeroen Hofstee2588ba12014-10-08 22:57:32 +0200419static int initr_mmc(void)
Simon Glass6f6430d2013-03-11 14:30:37 +0000420{
421 puts("MMC: ");
422 mmc_initialize(gd->bd);
423 return 0;
424}
425#endif
426
Simon Glass6f6430d2013-03-11 14:30:37 +0000427/*
428 * Tell if it's OK to load the environment early in boot.
429 *
Masahiro Yamada776babd2016-02-05 20:49:39 +0900430 * If CONFIG_OF_CONTROL is defined, we'll check with the FDT to see
Simon Glass6f6430d2013-03-11 14:30:37 +0000431 * if this is OK (defaulting to saying it's OK).
432 *
433 * NOTE: Loading the environment early can be a bad idea if security is
434 * important, since no verification is done on the environment.
435 *
436 * @return 0 if environment should not be loaded, !=0 if it is ok to load
437 */
438static int should_load_env(void)
439{
440#ifdef CONFIG_OF_CONTROL
441 return fdtdec_get_config_int(gd->fdt_blob, "load-environment", 1);
442#elif defined CONFIG_DELAY_ENVIRONMENT
443 return 0;
444#else
445 return 1;
446#endif
447}
448
449static int initr_env(void)
450{
451 /* initialize environment */
452 if (should_load_env())
453 env_relocate();
454 else
Simon Glass0ac7d722019-08-01 09:47:00 -0600455 env_set_default(NULL, 0);
Thomas Chou545dfd12015-10-16 08:44:51 +0800456#ifdef CONFIG_OF_CONTROL
Heinrich Schuchardtf980c992018-11-18 17:58:50 +0100457 env_set_hex("fdtcontroladdr",
458 (unsigned long)map_to_sysmem(gd->fdt_blob));
Thomas Chou545dfd12015-10-16 08:44:51 +0800459#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000460
461 /* Initialize from environment */
Simon Glassbfebc8c2017-08-03 12:22:13 -0600462 load_addr = env_get_ulong("loadaddr", 16, load_addr);
Simon Glassc2240d42013-03-14 07:20:12 +0000463
Simon Glass6f6430d2013-03-11 14:30:37 +0000464 return 0;
465}
466
Andreas Bießmannc722f0b2015-02-06 23:06:47 +0100467#ifdef CONFIG_SYS_BOOTPARAMS_LEN
468static int initr_malloc_bootparams(void)
469{
470 gd->bd->bi_boot_params = (ulong)malloc(CONFIG_SYS_BOOTPARAMS_LEN);
471 if (!gd->bd->bi_boot_params) {
472 puts("WARNING: Cannot allocate space for boot parameters\n");
473 return -ENOMEM;
474 }
475 return 0;
476}
477#endif
478
Simon Glass6f6430d2013-03-11 14:30:37 +0000479static int initr_jumptable(void)
480{
481 jumptable_init();
482 return 0;
483}
484
485#if defined(CONFIG_API)
486static int initr_api(void)
487{
488 /* Initialize API */
489 api_init();
490 return 0;
491}
492#endif
493
Simon Glass6f6430d2013-03-11 14:30:37 +0000494/* enable exceptions */
Andy Shevchenkodaab59a2017-07-05 16:25:22 +0300495#ifdef CONFIG_ARM
Simon Glass6f6430d2013-03-11 14:30:37 +0000496static int initr_enable_interrupts(void)
497{
498 enable_interrupts();
499 return 0;
500}
Simon Glasse424c152013-03-11 07:40:13 +0000501#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000502
503#ifdef CONFIG_CMD_NET
504static int initr_ethaddr(void)
505{
Simon Glassc2240d42013-03-14 07:20:12 +0000506 bd_t *bd = gd->bd;
507
508 /* kept around for legacy kernels only ... ignore the next section */
Simon Glass35affd72017-08-03 12:22:14 -0600509 eth_env_get_enetaddr("ethaddr", bd->bi_enetaddr);
Simon Glassc2240d42013-03-14 07:20:12 +0000510#ifdef CONFIG_HAS_ETH1
Simon Glass35affd72017-08-03 12:22:14 -0600511 eth_env_get_enetaddr("eth1addr", bd->bi_enet1addr);
Simon Glassc2240d42013-03-14 07:20:12 +0000512#endif
513#ifdef CONFIG_HAS_ETH2
Simon Glass35affd72017-08-03 12:22:14 -0600514 eth_env_get_enetaddr("eth2addr", bd->bi_enet2addr);
Simon Glassc2240d42013-03-14 07:20:12 +0000515#endif
516#ifdef CONFIG_HAS_ETH3
Simon Glass35affd72017-08-03 12:22:14 -0600517 eth_env_get_enetaddr("eth3addr", bd->bi_enet3addr);
Simon Glassc2240d42013-03-14 07:20:12 +0000518#endif
519#ifdef CONFIG_HAS_ETH4
Simon Glass35affd72017-08-03 12:22:14 -0600520 eth_env_get_enetaddr("eth4addr", bd->bi_enet4addr);
Simon Glassc2240d42013-03-14 07:20:12 +0000521#endif
522#ifdef CONFIG_HAS_ETH5
Simon Glass35affd72017-08-03 12:22:14 -0600523 eth_env_get_enetaddr("eth5addr", bd->bi_enet5addr);
Simon Glassc2240d42013-03-14 07:20:12 +0000524#endif
525 return 0;
526}
527#endif /* CONFIG_CMD_NET */
528
529#ifdef CONFIG_CMD_KGDB
530static int initr_kgdb(void)
531{
532 puts("KGDB: ");
533 kgdb_init();
534 return 0;
535}
536#endif
537
Uri Mashiach2d8d1902017-01-19 10:51:45 +0200538#if defined(CONFIG_LED_STATUS)
Simon Glassc2240d42013-03-14 07:20:12 +0000539static int initr_status_led(void)
540{
Uri Mashiach2d8d1902017-01-19 10:51:45 +0200541#if defined(CONFIG_LED_STATUS_BOOT)
542 status_led_set(CONFIG_LED_STATUS_BOOT, CONFIG_LED_STATUS_BLINKING);
Bernhard Nortmann13cfbe52015-08-21 15:13:21 +0200543#else
544 status_led_init();
545#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000546 return 0;
547}
548#endif
549
Michal Simeke8a016b2016-09-08 15:06:45 +0200550#if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI)
Simon Glassc2240d42013-03-14 07:20:12 +0000551static int initr_scsi(void)
552{
Simon Glassc2240d42013-03-14 07:20:12 +0000553 puts("SCSI: ");
554 scsi_init();
Heinrich Schuchardt3804f5b2018-06-15 07:01:26 +0200555 puts("\n");
Simon Glass6f6430d2013-03-11 14:30:37 +0000556
557 return 0;
558}
Ian Campbell2c997e72014-07-21 19:23:18 +0100559#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000560
561#ifdef CONFIG_BITBANGMII
562static int initr_bbmii(void)
563{
564 bb_miiphy_init();
565 return 0;
566}
567#endif
568
569#ifdef CONFIG_CMD_NET
570static int initr_net(void)
571{
572 puts("Net: ");
Joe Hershbergerd2eaec62015-03-22 17:09:06 -0500573 eth_initialize();
Simon Glass6f6430d2013-03-11 14:30:37 +0000574#if defined(CONFIG_RESET_PHY_R)
575 debug("Reset Ethernet PHY\n");
576 reset_phy();
577#endif
578 return 0;
579}
580#endif
581
582#ifdef CONFIG_POST
583static int initr_post(void)
584{
585 post_run(NULL, POST_RAM | post_bootmode_get(0));
586 return 0;
587}
588#endif
589
Bin Mengec15d5f2018-06-17 05:57:50 -0700590#if defined(CONFIG_IDE) && !defined(CONFIG_BLK)
Simon Glassc2240d42013-03-14 07:20:12 +0000591static int initr_ide(void)
592{
Simon Glassc2240d42013-03-14 07:20:12 +0000593 puts("IDE: ");
Simon Glassc2240d42013-03-14 07:20:12 +0000594#if defined(CONFIG_START_IDE)
595 if (board_start_ide())
596 ide_init();
597#else
598 ide_init();
599#endif
600 return 0;
601}
602#endif
603
Simon Glassc5404b62017-12-04 13:48:23 -0700604#if defined(CONFIG_PRAM)
Simon Glass6f6430d2013-03-11 14:30:37 +0000605/*
606 * Export available size of memory for Linux, taking into account the
607 * protected RAM at top of memory
608 */
609int initr_mem(void)
610{
611 ulong pram = 0;
612 char memsz[32];
613
Simon Glassbfebc8c2017-08-03 12:22:13 -0600614 pram = env_get_ulong("pram", 10, CONFIG_PRAM);
Mario Six92f84b62018-01-15 11:10:30 +0100615 sprintf(memsz, "%ldk", (long int)((gd->ram_size / 1024) - pram));
Simon Glass382bee52017-08-03 12:22:09 -0600616 env_set("mem", memsz);
Simon Glassc2240d42013-03-14 07:20:12 +0000617
618 return 0;
619}
620#endif
621
622#ifdef CONFIG_CMD_BEDBUG
623static int initr_bedbug(void)
624{
625 bedbug_init();
626
627 return 0;
628}
629#endif
630
Simon Glass6f6430d2013-03-11 14:30:37 +0000631static int run_main_loop(void)
632{
Simon Glassa733b062013-04-26 02:53:43 +0000633#ifdef CONFIG_SANDBOX
634 sandbox_main_loop_init();
635#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000636 /* main_loop() can return to retry autoboot, if so just run it again */
637 for (;;)
638 main_loop();
639 return 0;
640}
641
642/*
Alexander Graf47870af2019-01-31 16:06:23 +0100643 * We hope to remove most of the driver-related init and do it if/when
Simon Glass6f6430d2013-03-11 14:30:37 +0000644 * the driver is later used.
Simon Glassc2240d42013-03-14 07:20:12 +0000645 *
646 * TODO: perhaps reset the watchdog in the initcall function after each call?
Simon Glass6f6430d2013-03-11 14:30:37 +0000647 */
Simon Glass4acff452017-01-16 07:03:50 -0700648static init_fnc_t init_sequence_r[] = {
Simon Glass71c52db2013-06-11 11:14:42 -0700649 initr_trace,
Simon Glass6f6430d2013-03-11 14:30:37 +0000650 initr_reloc,
Simon Glassc2240d42013-03-14 07:20:12 +0000651 /* TODO: could x86/PPC have this also perhaps? */
Simon Glass6f6430d2013-03-11 14:30:37 +0000652#ifdef CONFIG_ARM
653 initr_caches,
York Sun12eaf312015-03-20 19:28:11 -0700654 /* Note: For Freescale LS2 SoCs, new MMU table is created in DDR.
655 * A temporary mapping of IFC high region is since removed,
Mario Six92f84b62018-01-15 11:10:30 +0100656 * so environmental variables in NOR flash is not available
York Sun12eaf312015-03-20 19:28:11 -0700657 * until board_init() is called below to remap IFC to high
658 * region.
659 */
Simon Glass9fb02492014-09-03 17:37:01 -0600660#endif
661 initr_reloc_global_data,
York Sunfef3e252014-10-02 15:20:10 -0700662#if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500)
663 initr_unlock_ram_in_cache,
664#endif
Simon Glass9fb02492014-09-03 17:37:01 -0600665 initr_barrier,
666 initr_malloc,
Simon Glassaf1bc0c2017-12-04 13:48:28 -0700667 log_init,
Simon Glass5ac44a52017-05-22 05:05:31 -0600668 initr_bootstage, /* Needs malloc() but has its own timer */
Simon Glass9854a872015-11-08 23:47:48 -0700669 initr_console_record,
Jan Kiszka671fa632015-03-09 07:47:18 +0100670#ifdef CONFIG_SYS_NONCACHED_MEMORY
671 initr_noncached,
672#endif
Simon Glass3af86a42017-05-18 20:08:56 -0600673#ifdef CONFIG_OF_LIVE
674 initr_of_live,
675#endif
Simon Glass9fb02492014-09-03 17:37:01 -0600676#ifdef CONFIG_DM
677 initr_dm,
678#endif
Patrick Delaunay17585e22018-07-27 16:37:09 +0200679#if defined(CONFIG_ARM) || defined(CONFIG_NDS32) || defined(CONFIG_RISCV) || \
680 defined(CONFIG_SANDBOX)
Simon Glass6f6430d2013-03-11 14:30:37 +0000681 board_init, /* Setup chipselects */
682#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000683 /*
684 * TODO: printing of the clock inforamtion of the board is now
685 * implemented as part of bdinfo command. Currently only support for
686 * davinci SOC's is added. Remove this check once all the board
687 * implement this.
688 */
689#ifdef CONFIG_CLOCKS
690 set_cpu_clk_info, /* Setup clock information */
691#endif
Alexander Graf5d009952016-03-04 01:10:04 +0100692#ifdef CONFIG_EFI_LOADER
693 efi_memory_init,
694#endif
Simon Glass9fb02492014-09-03 17:37:01 -0600695 stdio_init_tables,
Simon Glass6f6430d2013-03-11 14:30:37 +0000696 initr_serial,
697 initr_announce,
Marek Vasut6874cb72019-06-09 03:46:21 +0200698#if CONFIG_IS_ENABLED(WDT)
Weijie Gao84b24162019-05-16 17:19:13 +0800699 initr_watchdog,
700#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000701 INIT_FUNC_WATCHDOG_RESET
Andreas Bießmann61d7b1b2015-01-20 00:29:05 +0100702#ifdef CONFIG_NEEDS_MANUAL_RELOC
703 initr_manual_reloc_cmdtable,
704#endif
Daniel Schwierzeck4c2cb112016-01-09 18:34:15 +0100705#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_MIPS)
Simon Glassc2240d42013-03-14 07:20:12 +0000706 initr_trap,
707#endif
708#ifdef CONFIG_ADDR_MAP
709 initr_addr_map,
710#endif
711#if defined(CONFIG_BOARD_EARLY_INIT_R)
712 board_early_init_r,
713#endif
714 INIT_FUNC_WATCHDOG_RESET
Simon Glass6f6430d2013-03-11 14:30:37 +0000715#ifdef CONFIG_POST
716 initr_post_backlog,
717#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000718 INIT_FUNC_WATCHDOG_RESET
Simon Glassc2240d42013-03-14 07:20:12 +0000719#if defined(CONFIG_PCI) && defined(CONFIG_SYS_EARLY_PCI_INIT)
720 /*
721 * Do early PCI configuration _before_ the flash gets initialised,
Mario Six92f84b62018-01-15 11:10:30 +0100722 * because PCU resources are crucial for flash access on some boards.
Simon Glassc2240d42013-03-14 07:20:12 +0000723 */
724 initr_pci,
725#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000726#ifdef CONFIG_ARCH_EARLY_INIT_R
727 arch_early_init_r,
728#endif
729 power_init_board,
Masahiro Yamadae856bdc2017-02-11 22:43:54 +0900730#ifdef CONFIG_MTD_NOR_FLASH
Simon Glass6f6430d2013-03-11 14:30:37 +0000731 initr_flash,
732#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000733 INIT_FUNC_WATCHDOG_RESET
Tom Rini936478e2017-03-14 11:08:11 -0400734#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_X86)
Simon Glassc2240d42013-03-14 07:20:12 +0000735 /* initialize higher level parts of CPU like time base and timers */
736 cpu_init_r,
Simon Glassbe274b92013-03-05 14:39:53 +0000737#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000738#ifdef CONFIG_CMD_NAND
739 initr_nand,
740#endif
741#ifdef CONFIG_CMD_ONENAND
742 initr_onenand,
743#endif
Masahiro Yamada4aa2ba32017-05-09 20:31:39 +0900744#ifdef CONFIG_MMC
Simon Glass6f6430d2013-03-11 14:30:37 +0000745 initr_mmc,
746#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000747 initr_env,
Andreas Bießmannc722f0b2015-02-06 23:06:47 +0100748#ifdef CONFIG_SYS_BOOTPARAMS_LEN
749 initr_malloc_bootparams,
750#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000751 INIT_FUNC_WATCHDOG_RESET
752 initr_secondary_cpu,
Simon Glassc2240d42013-03-14 07:20:12 +0000753#if defined(CONFIG_ID_EEPROM) || defined(CONFIG_SYS_I2C_MAC_OFFSET)
754 mac_read_from_eeprom,
755#endif
756 INIT_FUNC_WATCHDOG_RESET
757#if defined(CONFIG_PCI) && !defined(CONFIG_SYS_EARLY_PCI_INIT)
758 /*
759 * Do pci configuration
760 */
761 initr_pci,
762#endif
Simon Glass9fb02492014-09-03 17:37:01 -0600763 stdio_add_devices,
Simon Glass6f6430d2013-03-11 14:30:37 +0000764 initr_jumptable,
765#ifdef CONFIG_API
766 initr_api,
767#endif
768 console_init_r, /* fully init console as a device */
769#ifdef CONFIG_DISPLAY_BOARDINFO_LATE
Simon Glassb0895382017-06-15 21:37:50 -0600770 console_announce_r,
Masahiro Yamada0365ffc2015-01-14 17:07:05 +0900771 show_board_info,
Simon Glass6f6430d2013-03-11 14:30:37 +0000772#endif
773#ifdef CONFIG_ARCH_MISC_INIT
774 arch_misc_init, /* miscellaneous arch-dependent init */
775#endif
776#ifdef CONFIG_MISC_INIT_R
777 misc_init_r, /* miscellaneous platform-dependent init */
778#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000779 INIT_FUNC_WATCHDOG_RESET
780#ifdef CONFIG_CMD_KGDB
781 initr_kgdb,
782#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000783 interrupt_init,
Andy Shevchenkodaab59a2017-07-05 16:25:22 +0300784#ifdef CONFIG_ARM
Simon Glass6f6430d2013-03-11 14:30:37 +0000785 initr_enable_interrupts,
Simon Glassc2240d42013-03-14 07:20:12 +0000786#endif
Andy Shevchenkodaab59a2017-07-05 16:25:22 +0300787#if defined(CONFIG_MICROBLAZE) || defined(CONFIG_M68K)
Simon Glassbe274b92013-03-05 14:39:53 +0000788 timer_init, /* initialize timer */
789#endif
Uri Mashiach2d8d1902017-01-19 10:51:45 +0200790#if defined(CONFIG_LED_STATUS)
Simon Glassc2240d42013-03-14 07:20:12 +0000791 initr_status_led,
792#endif
793 /* PPC has a udelay(20) here dating from 2002. Why? */
Simon Glass6f6430d2013-03-11 14:30:37 +0000794#ifdef CONFIG_CMD_NET
795 initr_ethaddr,
796#endif
Heiko Schocher49b10cb2019-07-17 06:59:51 +0200797#if defined(CONFIG_GPIO_HOG)
Heiko Schocher5fc7cf82019-06-12 06:11:46 +0200798 gpio_hog_probe_all,
799#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000800#ifdef CONFIG_BOARD_LATE_INIT
801 board_late_init,
802#endif
Michal Simeke8a016b2016-09-08 15:06:45 +0200803#if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI)
Simon Glassc2240d42013-03-14 07:20:12 +0000804 INIT_FUNC_WATCHDOG_RESET
805 initr_scsi,
806#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000807#ifdef CONFIG_BITBANGMII
808 initr_bbmii,
809#endif
810#ifdef CONFIG_CMD_NET
Simon Glassc2240d42013-03-14 07:20:12 +0000811 INIT_FUNC_WATCHDOG_RESET
Simon Glass6f6430d2013-03-11 14:30:37 +0000812 initr_net,
813#endif
814#ifdef CONFIG_POST
815 initr_post,
816#endif
Bin Mengec15d5f2018-06-17 05:57:50 -0700817#if defined(CONFIG_IDE) && !defined(CONFIG_BLK)
Simon Glassc2240d42013-03-14 07:20:12 +0000818 initr_ide,
819#endif
820#ifdef CONFIG_LAST_STAGE_INIT
821 INIT_FUNC_WATCHDOG_RESET
822 /*
823 * Some parts can be only initialized if all others (like
824 * Interrupts) are up and running (i.e. the PC-style ISA
825 * keyboard).
826 */
827 last_stage_init,
828#endif
829#ifdef CONFIG_CMD_BEDBUG
830 INIT_FUNC_WATCHDOG_RESET
831 initr_bedbug,
832#endif
Simon Glassc5404b62017-12-04 13:48:23 -0700833#if defined(CONFIG_PRAM)
Simon Glassc2240d42013-03-14 07:20:12 +0000834 initr_mem,
835#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000836 run_main_loop,
837};
838
839void board_init_r(gd_t *new_gd, ulong dest_addr)
840{
Simon Glassfb923082017-01-16 07:03:51 -0700841 /*
842 * Set up the new global data pointer. So far only x86 does this
843 * here.
844 * TODO(sjg@chromium.org): Consider doing this for all archs, or
845 * dropping the new_gd parameter.
846 */
847#if CONFIG_IS_ENABLED(X86_64)
848 arch_setup_gd(new_gd);
849#endif
850
Alexey Brodkin73953982014-01-20 14:30:39 +0400851#ifdef CONFIG_NEEDS_MANUAL_RELOC
852 int i;
853#endif
854
Jeroen Hofstee47a602e2014-07-30 21:54:49 +0200855#if !defined(CONFIG_X86) && !defined(CONFIG_ARM) && !defined(CONFIG_ARM64)
Simon Glass6f6430d2013-03-11 14:30:37 +0000856 gd = new_gd;
Simon Glassbe274b92013-03-05 14:39:53 +0000857#endif
Simon Glassaf1bc0c2017-12-04 13:48:28 -0700858 gd->flags &= ~GD_FLG_LOG_READY;
Alexey Brodkin73953982014-01-20 14:30:39 +0400859
860#ifdef CONFIG_NEEDS_MANUAL_RELOC
861 for (i = 0; i < ARRAY_SIZE(init_sequence_r); i++)
862 init_sequence_r[i] += gd->reloc_off;
863#endif
864
Simon Glass6f6430d2013-03-11 14:30:37 +0000865 if (initcall_run_list(init_sequence_r))
866 hang();
867
868 /* NOTREACHED - run_main_loop() does not return */
869 hang();
870}