blob: b9217b2e27f04a689a89eb6f12f9dc30d39398c8 [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>
Jean-Jacques Hiblot90a979d2020-10-16 16:16:31 +053049#include <mux.h>
Simon Glass6f6430d2013-03-11 14:30:37 +000050#include <nand.h>
Simon Glass3af86a42017-05-18 20:08:56 -060051#include <of_live.h>
Simon Glass6f6430d2013-03-11 14:30:37 +000052#include <onenand_uboot.h>
Anastasiia Lukianenko722bc5b2020-08-06 12:42:55 +030053#include <pvblock.h>
Simon Glassc2240d42013-03-14 07:20:12 +000054#include <scsi.h>
Simon Glass6f6430d2013-03-11 14:30:37 +000055#include <serial.h>
Simon Glassc3e44302019-11-14 12:57:11 -070056#include <status_led.h>
Simon Glass6f6430d2013-03-11 14:30:37 +000057#include <stdio_dev.h>
Simon Glass1057e6c2016-02-24 09:14:50 -070058#include <timer.h>
Simon Glass71c52db2013-06-11 11:14:42 -070059#include <trace.h>
Simon Glassc2240d42013-03-14 07:20:12 +000060#include <watchdog.h>
Oleksandr Andrushchenko48654412020-08-06 12:42:48 +030061#ifdef CONFIG_XEN
62#include <xen.h>
63#endif
Simon Glassc2240d42013-03-14 07:20:12 +000064#ifdef CONFIG_ADDR_MAP
65#include <asm/mmu.h>
66#endif
Simon Glass6f6430d2013-03-11 14:30:37 +000067#include <asm/sections.h>
Simon Glass1ce60172014-02-26 15:59:20 -070068#include <dm/root.h>
Simon Glassc2240d42013-03-14 07:20:12 +000069#include <linux/compiler.h>
Simon Glass1ce60172014-02-26 15:59:20 -070070#include <linux/err.h>
Alexander Graf50149ea2016-03-04 01:10:01 +010071#include <efi_loader.h>
Stefan Roese06985282019-04-11 15:58:44 +020072#include <wdt.h>
Heiko Schocher49b10cb2019-07-17 06:59:51 +020073#if defined(CONFIG_GPIO_HOG)
Heiko Schocher5fc7cf82019-06-12 06:11:46 +020074#include <asm/gpio.h>
75#endif
Simon Glass6f6430d2013-03-11 14:30:37 +000076
77DECLARE_GLOBAL_DATA_PTR;
78
79ulong monitor_flash_len;
80
Jeroen Hofsteedd2a6cd2014-10-08 22:57:22 +020081__weak int board_flash_wp_on(void)
Simon Glassc2240d42013-03-14 07:20:12 +000082{
83 /*
84 * Most flashes can't be detected when write protection is enabled,
85 * so provide a way to let U-Boot gracefully ignore write protected
86 * devices.
87 */
88 return 0;
89}
90
Jeroen Hofsteedd2a6cd2014-10-08 22:57:22 +020091__weak void cpu_secondary_init_r(void)
Simon Glassc2240d42013-03-14 07:20:12 +000092{
93}
94
Simon Glassc2240d42013-03-14 07:20:12 +000095static int initr_secondary_cpu(void)
96{
97 /*
98 * after non-volatile devices & environment is setup and cpu code have
99 * another round to deal with any initialization that might require
100 * full access to the environment or loading of some image (firmware)
101 * from a non-volatile device
102 */
103 /* TODO: maybe define this for all archs? */
104 cpu_secondary_init_r();
105
106 return 0;
107}
Simon Glass6f6430d2013-03-11 14:30:37 +0000108
Simon Glass71c52db2013-06-11 11:14:42 -0700109static int initr_trace(void)
110{
111#ifdef CONFIG_TRACE
112 trace_init(gd->trace_buff, CONFIG_TRACE_BUFFER_SIZE);
113#endif
114
115 return 0;
116}
117
Simon Glass6f6430d2013-03-11 14:30:37 +0000118static int initr_reloc(void)
119{
Simon Glassc9356be2014-11-10 17:16:43 -0700120 /* tell others: relocation done */
121 gd->flags |= GD_FLG_RELOC | GD_FLG_FULL_MALLOC_INIT;
Simon Glass6f6430d2013-03-11 14:30:37 +0000122
123 return 0;
124}
125
126#ifdef CONFIG_ARM
127/*
128 * Some of these functions are needed purely because the functions they
129 * call return void. If we change them to return 0, these stubs can go away.
130 */
131static int initr_caches(void)
132{
133 /* Enable caches */
134 enable_caches();
135 return 0;
136}
137#endif
138
Simon Glassc2240d42013-03-14 07:20:12 +0000139__weak int fixup_cpu(void)
140{
141 return 0;
142}
143
Simon Glass6f6430d2013-03-11 14:30:37 +0000144static int initr_reloc_global_data(void)
145{
Albert ARIBAUDb60eff32014-02-22 17:53:43 +0100146#ifdef __ARM__
147 monitor_flash_len = _end - __image_copy_start;
Rick Chen068feb92017-12-26 13:55:58 +0800148#elif defined(CONFIG_NDS32) || defined(CONFIG_RISCV)
Kun-Hua Huang2e88bb22015-08-24 14:52:35 +0800149 monitor_flash_len = (ulong)&_end - (ulong)&_start;
Thomas Chou5ff10aa2014-08-22 11:36:47 +0800150#elif !defined(CONFIG_SANDBOX) && !defined(CONFIG_NIOS2)
Masahiro Yamadaa0ba2792013-05-27 00:37:30 +0000151 monitor_flash_len = (ulong)&__init_end - gd->relocaddr;
Simon Glass6f6430d2013-03-11 14:30:37 +0000152#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000153#if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)
154 /*
155 * The gd->cpu pointer is set to an address in flash before relocation.
156 * We need to update it to point to the same CPU entry in RAM.
157 * TODO: why not just add gd->reloc_ofs?
158 */
Masahiro Yamadaa0ba2792013-05-27 00:37:30 +0000159 gd->arch.cpu += gd->relocaddr - CONFIG_SYS_MONITOR_BASE;
Simon Glassc2240d42013-03-14 07:20:12 +0000160
161 /*
162 * If we didn't know the cpu mask & # cores, we can save them of
163 * now rather than 'computing' them constantly
164 */
165 fixup_cpu();
166#endif
Tom Rini8d8ee472019-11-12 22:46:36 -0500167#ifdef CONFIG_SYS_RELOC_GD_ENV_ADDR
Simon Glassc2240d42013-03-14 07:20:12 +0000168 /*
Simon Goldschmidt6c6add62018-09-27 12:38:34 +0200169 * Relocate the early env_addr pointer unless we know it is not inside
170 * the binary. Some systems need this and for the rest, it doesn't hurt.
Simon Glassc2240d42013-03-14 07:20:12 +0000171 */
Simon Goldschmidt6c6add62018-09-27 12:38:34 +0200172 gd->env_addr += gd->reloc_off;
Simon Glassc2240d42013-03-14 07:20:12 +0000173#endif
Siva Durga Prasad Paladugue9acb9e2015-12-03 15:46:03 +0100174#ifdef CONFIG_OF_EMBED
175 /*
Mario Six92f84b62018-01-15 11:10:30 +0100176 * The fdt_blob needs to be moved to new relocation address
177 * incase of FDT blob is embedded with in image
178 */
Siva Durga Prasad Paladugue9acb9e2015-12-03 15:46:03 +0100179 gd->fdt_blob += gd->reloc_off;
180#endif
Alexander Graf50149ea2016-03-04 01:10:01 +0100181#ifdef CONFIG_EFI_LOADER
Heinrich Schuchardte7ac0092019-04-10 00:32:07 +0200182 /*
183 * On the ARM architecture gd is mapped to a fixed register (r9 or x18).
184 * As this register may be overwritten by an EFI payload we save it here
185 * and restore it on every callback entered.
186 */
187 efi_save_gd();
188
Alexander Graf50149ea2016-03-04 01:10:01 +0100189 efi_runtime_relocate(gd->relocaddr, NULL);
190#endif
Siva Durga Prasad Paladugue9acb9e2015-12-03 15:46:03 +0100191
Simon Glassc2240d42013-03-14 07:20:12 +0000192 return 0;
Simon Glass6f6430d2013-03-11 14:30:37 +0000193}
194
Daniel Schwierzeck4c2cb112016-01-09 18:34:15 +0100195#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_MIPS)
Simon Glassc2240d42013-03-14 07:20:12 +0000196static int initr_trap(void)
197{
198 /*
199 * Setup trap handlers
200 */
angelo@sysam.ite310b932015-02-12 01:40:17 +0100201#if defined(CONFIG_PPC)
Masahiro Yamadaa0ba2792013-05-27 00:37:30 +0000202 trap_init(gd->relocaddr);
angelo@sysam.ite310b932015-02-12 01:40:17 +0100203#else
204 trap_init(CONFIG_SYS_SDRAM_BASE);
205#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000206 return 0;
207}
208#endif
209
210#ifdef CONFIG_ADDR_MAP
211static int initr_addr_map(void)
212{
213 init_addr_map();
214
215 return 0;
216}
217#endif
218
Simon Glass6f6430d2013-03-11 14:30:37 +0000219#ifdef CONFIG_POST
220static int initr_post_backlog(void)
221{
222 post_output_backlog();
223 return 0;
224}
225#endif
226
Simon Glassc2240d42013-03-14 07:20:12 +0000227#if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500)
228static int initr_unlock_ram_in_cache(void)
229{
230 unlock_ram_in_cache(); /* it's time to unlock D-cache in e500 */
231 return 0;
232}
233#endif
234
Xiaowei Baofd00c532020-07-09 23:31:34 +0800235#ifdef CONFIG_PCI_ENDPOINT
236static int initr_pci_ep(void)
237{
238 pci_ep_init();
239
240 return 0;
241}
242#endif
243
Simon Glassc2240d42013-03-14 07:20:12 +0000244#ifdef CONFIG_PCI
245static int initr_pci(void)
246{
Ovidiu Panait98bf46f2020-05-06 20:38:44 +0300247 if (IS_ENABLED(CONFIG_PCI_INIT_R))
248 pci_init();
Simon Glassc2240d42013-03-14 07:20:12 +0000249
250 return 0;
251}
252#endif
253
Simon Glassc2240d42013-03-14 07:20:12 +0000254static int initr_barrier(void)
255{
256#ifdef CONFIG_PPC
257 /* TODO: Can we not use dmb() macros for this? */
258 asm("sync ; isync");
259#endif
260 return 0;
261}
262
Simon Glass6f6430d2013-03-11 14:30:37 +0000263static int initr_malloc(void)
264{
265 ulong malloc_start;
266
Andy Yanf1896c42017-07-24 17:43:34 +0800267#if CONFIG_VAL(SYS_MALLOC_F_LEN)
Simon Glassd59476b2014-07-10 22:23:28 -0600268 debug("Pre-reloc malloc() used %#lx bytes (%ld KB)\n", gd->malloc_ptr,
269 gd->malloc_ptr / 1024);
270#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000271 /* The malloc area is immediately below the monitor copy in DRAM */
Stephen Warren5e0404f2019-08-27 11:54:31 -0600272 /*
273 * This value MUST match the value of gd->start_addr_sp in board_f.c:
274 * reserve_noncached().
275 */
Masahiro Yamadaa0ba2792013-05-27 00:37:30 +0000276 malloc_start = gd->relocaddr - TOTAL_MALLOC_LEN;
Simon Glassa733b062013-04-26 02:53:43 +0000277 mem_malloc_init((ulong)map_sysmem(malloc_start, TOTAL_MALLOC_LEN),
278 TOTAL_MALLOC_LEN);
Simon Glass6f6430d2013-03-11 14:30:37 +0000279 return 0;
280}
281
Simon Glass9854a872015-11-08 23:47:48 -0700282static int initr_console_record(void)
283{
284#if defined(CONFIG_CONSOLE_RECORD)
285 return console_record_init();
286#else
287 return 0;
288#endif
289}
290
Jan Kiszka671fa632015-03-09 07:47:18 +0100291#ifdef CONFIG_SYS_NONCACHED_MEMORY
292static int initr_noncached(void)
293{
294 noncached_init();
295 return 0;
296}
297#endif
298
Simon Glass3af86a42017-05-18 20:08:56 -0600299#ifdef CONFIG_OF_LIVE
300static int initr_of_live(void)
301{
Simon Glassa132f772017-05-22 05:05:36 -0600302 int ret;
303
304 bootstage_start(BOOTSTAGE_ID_ACCUM_OF_LIVE, "of_live");
305 ret = of_live_build(gd->fdt_blob, (struct device_node **)&gd->of_root);
306 bootstage_accum(BOOTSTAGE_ID_ACCUM_OF_LIVE);
307 if (ret)
308 return ret;
309
310 return 0;
Simon Glass3af86a42017-05-18 20:08:56 -0600311}
312#endif
313
Simon Glass1ce60172014-02-26 15:59:20 -0700314#ifdef CONFIG_DM
315static int initr_dm(void)
316{
Simon Glass1057e6c2016-02-24 09:14:50 -0700317 int ret;
318
Simon Glassab7cd622014-07-23 06:55:04 -0600319 /* Save the pre-reloc driver model and start a new one */
320 gd->dm_root_f = gd->dm_root;
321 gd->dm_root = NULL;
Simon Glassd74d6b42016-03-11 22:06:46 -0700322#ifdef CONFIG_TIMER
323 gd->timer = NULL;
324#endif
Simon Glassb67eefd2020-05-10 11:39:59 -0600325 bootstage_start(BOOTSTAGE_ID_ACCUM_DM_R, "dm_r");
Simon Glass1057e6c2016-02-24 09:14:50 -0700326 ret = dm_init_and_scan(false);
Simon Glassb67eefd2020-05-10 11:39:59 -0600327 bootstage_accum(BOOTSTAGE_ID_ACCUM_DM_R);
Simon Glass1057e6c2016-02-24 09:14:50 -0700328 if (ret)
329 return ret;
Simon Glass1057e6c2016-02-24 09:14:50 -0700330
331 return 0;
Simon Glass1ce60172014-02-26 15:59:20 -0700332}
333#endif
334
Simon Glassdd0edcb2019-12-06 21:41:46 -0700335static int initr_dm_devices(void)
336{
337 int ret;
338
339 if (IS_ENABLED(CONFIG_TIMER_EARLY)) {
340 ret = dm_timer_init();
341 if (ret)
342 return ret;
343 }
344
Jean-Jacques Hiblot90a979d2020-10-16 16:16:31 +0530345 if (IS_ENABLED(CONFIG_MULTIPLEXER)) {
346 /*
347 * Initialize the multiplexer controls to their default state.
348 * This must be done early as other drivers may unknowingly
349 * rely on it.
350 */
351 ret = dm_mux_init();
352 if (ret)
353 return ret;
354 }
355
Simon Glassdd0edcb2019-12-06 21:41:46 -0700356 return 0;
357}
358
Simon Glass881c1242015-11-28 22:16:35 -0700359static int initr_bootstage(void)
360{
Simon Glass881c1242015-11-28 22:16:35 -0700361 bootstage_mark_name(BOOTSTAGE_ID_START_UBOOT_R, "board_init_r");
362
363 return 0;
364}
365
Simon Glass6f6430d2013-03-11 14:30:37 +0000366__weak int power_init_board(void)
367{
368 return 0;
369}
370
371static int initr_announce(void)
372{
Masahiro Yamadaa0ba2792013-05-27 00:37:30 +0000373 debug("Now running in RAM - U-Boot at: %08lx\n", gd->relocaddr);
Simon Glass6f6430d2013-03-11 14:30:37 +0000374 return 0;
375}
376
Andreas Bießmann61d7b1b2015-01-20 00:29:05 +0100377#ifdef CONFIG_NEEDS_MANUAL_RELOC
378static int initr_manual_reloc_cmdtable(void)
379{
Simon Glass09140112020-05-10 11:40:03 -0600380 fixup_cmdtable(ll_entry_start(struct cmd_tbl, cmd),
381 ll_entry_count(struct cmd_tbl, cmd));
Andreas Bießmann61d7b1b2015-01-20 00:29:05 +0100382 return 0;
383}
384#endif
385
Simon Glass3c10dc92019-12-06 21:41:34 -0700386static int initr_binman(void)
387{
388 if (!CONFIG_IS_ENABLED(BINMAN_FDT))
389 return 0;
390
391 return binman_init();
392}
393
Masahiro Yamadae856bdc2017-02-11 22:43:54 +0900394#if defined(CONFIG_MTD_NOR_FLASH)
Pankit Garg62d3a582020-04-30 15:54:05 +0530395__weak int is_flash_available(void)
396{
397 return 1;
398}
399
Simon Glass6f6430d2013-03-11 14:30:37 +0000400static int initr_flash(void)
401{
Simon Glassc2240d42013-03-14 07:20:12 +0000402 ulong flash_size = 0;
Masahiro Yamadab75d8dc2020-06-26 15:13:33 +0900403 struct bd_info *bd = gd->bd;
Simon Glass6f6430d2013-03-11 14:30:37 +0000404
Pankit Garg62d3a582020-04-30 15:54:05 +0530405 if (!is_flash_available())
406 return 0;
407
Simon Glass6f6430d2013-03-11 14:30:37 +0000408 puts("Flash: ");
409
Masahiro Yamada70879a92014-12-05 12:20:58 +0900410 if (board_flash_wp_on())
Simon Glassc2240d42013-03-14 07:20:12 +0000411 printf("Uninitialized - Write Protect On\n");
Masahiro Yamada70879a92014-12-05 12:20:58 +0900412 else
Simon Glassc2240d42013-03-14 07:20:12 +0000413 flash_size = flash_init();
Masahiro Yamada70879a92014-12-05 12:20:58 +0900414
Simon Glass6f6430d2013-03-11 14:30:37 +0000415 print_size(flash_size, "");
416#ifdef CONFIG_SYS_FLASH_CHECKSUM
417 /*
Mario Six92f84b62018-01-15 11:10:30 +0100418 * Compute and print flash CRC if flashchecksum is set to 'y'
419 *
420 * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
421 */
Simon Glassbfebc8c2017-08-03 12:22:13 -0600422 if (env_get_yesno("flashchecksum") == 1) {
Mario Six92f84b62018-01-15 11:10:30 +0100423 const uchar *flash_base = (const uchar *)CONFIG_SYS_FLASH_BASE;
424
Simon Glass6f6430d2013-03-11 14:30:37 +0000425 printf(" CRC: %08X", crc32(0,
Mario Six92f84b62018-01-15 11:10:30 +0100426 flash_base,
427 flash_size));
Simon Glass6f6430d2013-03-11 14:30:37 +0000428 }
429#endif /* CONFIG_SYS_FLASH_CHECKSUM */
430 putc('\n');
431
Simon Glassc2240d42013-03-14 07:20:12 +0000432 /* update start of FLASH memory */
433#ifdef CONFIG_SYS_FLASH_BASE
434 bd->bi_flashstart = CONFIG_SYS_FLASH_BASE;
435#endif
436 /* size of FLASH memory (final value) */
437 bd->bi_flashsize = flash_size;
438
439#if defined(CONFIG_SYS_UPDATE_FLASH_SIZE)
440 /* Make a update of the Memctrl. */
441 update_flash_size(flash_size);
442#endif
443
Simon Glassc2240d42013-03-14 07:20:12 +0000444#if defined(CONFIG_OXC) || defined(CONFIG_RMU)
445 /* flash mapped at end of memory map */
446 bd->bi_flashoffset = CONFIG_SYS_TEXT_BASE + flash_size;
447#elif CONFIG_SYS_MONITOR_BASE == CONFIG_SYS_FLASH_BASE
448 bd->bi_flashoffset = monitor_flash_len; /* reserved area for monitor */
449#endif
450 return 0;
451}
452#endif
453
Simon Glass6f6430d2013-03-11 14:30:37 +0000454#ifdef CONFIG_CMD_NAND
455/* go init the NAND */
Jeroen Hofstee2588ba12014-10-08 22:57:32 +0200456static int initr_nand(void)
Simon Glass6f6430d2013-03-11 14:30:37 +0000457{
458 puts("NAND: ");
459 nand_init();
Hou Zhiqiang203db382017-03-17 16:12:31 +0800460 printf("%lu MiB\n", nand_size() / 1024);
Simon Glass6f6430d2013-03-11 14:30:37 +0000461 return 0;
462}
463#endif
464
465#if defined(CONFIG_CMD_ONENAND)
466/* go init the NAND */
Jeroen Hofstee2588ba12014-10-08 22:57:32 +0200467static int initr_onenand(void)
Simon Glass6f6430d2013-03-11 14:30:37 +0000468{
469 puts("NAND: ");
470 onenand_init();
471 return 0;
472}
473#endif
474
Masahiro Yamada4aa2ba32017-05-09 20:31:39 +0900475#ifdef CONFIG_MMC
Jeroen Hofstee2588ba12014-10-08 22:57:32 +0200476static int initr_mmc(void)
Simon Glass6f6430d2013-03-11 14:30:37 +0000477{
478 puts("MMC: ");
479 mmc_initialize(gd->bd);
480 return 0;
481}
482#endif
483
Oleksandr Andrushchenko48654412020-08-06 12:42:48 +0300484#ifdef CONFIG_XEN
485static int initr_xen(void)
486{
487 xen_init();
488 return 0;
489}
490#endif
Anastasiia Lukianenko722bc5b2020-08-06 12:42:55 +0300491
492#ifdef CONFIG_PVBLOCK
493static int initr_pvblock(void)
494{
495 puts("PVBLOCK: ");
496 pvblock_init();
497 return 0;
498}
499#endif
500
Simon Glass6f6430d2013-03-11 14:30:37 +0000501/*
502 * Tell if it's OK to load the environment early in boot.
503 *
Masahiro Yamada776babd2016-02-05 20:49:39 +0900504 * If CONFIG_OF_CONTROL is defined, we'll check with the FDT to see
Simon Glass6f6430d2013-03-11 14:30:37 +0000505 * if this is OK (defaulting to saying it's OK).
506 *
507 * NOTE: Loading the environment early can be a bad idea if security is
508 * important, since no verification is done on the environment.
509 *
510 * @return 0 if environment should not be loaded, !=0 if it is ok to load
511 */
512static int should_load_env(void)
513{
Ovidiu Panait9441f8c2020-05-06 20:38:43 +0300514 if (IS_ENABLED(CONFIG_OF_CONTROL))
515 return fdtdec_get_config_int(gd->fdt_blob,
516 "load-environment", 1);
517
518 if (IS_ENABLED(CONFIG_DELAY_ENVIRONMENT))
519 return 0;
520
Simon Glass6f6430d2013-03-11 14:30:37 +0000521 return 1;
Simon Glass6f6430d2013-03-11 14:30:37 +0000522}
523
524static int initr_env(void)
525{
526 /* initialize environment */
527 if (should_load_env())
528 env_relocate();
529 else
Simon Glass0ac7d722019-08-01 09:47:00 -0600530 env_set_default(NULL, 0);
Ovidiu Panait9441f8c2020-05-06 20:38:43 +0300531
532 if (IS_ENABLED(CONFIG_OF_CONTROL))
533 env_set_hex("fdtcontroladdr",
534 (unsigned long)map_to_sysmem(gd->fdt_blob));
Simon Glass6f6430d2013-03-11 14:30:37 +0000535
536 /* Initialize from environment */
Simon Glassbb872dd2019-12-28 10:45:02 -0700537 image_load_addr = env_get_ulong("loadaddr", 16, image_load_addr);
Simon Glassc2240d42013-03-14 07:20:12 +0000538
Simon Glass6f6430d2013-03-11 14:30:37 +0000539 return 0;
540}
541
Andreas Bießmannc722f0b2015-02-06 23:06:47 +0100542#ifdef CONFIG_SYS_BOOTPARAMS_LEN
543static int initr_malloc_bootparams(void)
544{
545 gd->bd->bi_boot_params = (ulong)malloc(CONFIG_SYS_BOOTPARAMS_LEN);
546 if (!gd->bd->bi_boot_params) {
547 puts("WARNING: Cannot allocate space for boot parameters\n");
548 return -ENOMEM;
549 }
550 return 0;
551}
552#endif
553
Simon Glass6f6430d2013-03-11 14:30:37 +0000554static int initr_jumptable(void)
555{
556 jumptable_init();
557 return 0;
558}
559
560#if defined(CONFIG_API)
561static int initr_api(void)
562{
563 /* Initialize API */
564 api_init();
565 return 0;
566}
567#endif
568
Simon Glass6f6430d2013-03-11 14:30:37 +0000569#ifdef CONFIG_CMD_NET
570static int initr_ethaddr(void)
571{
Masahiro Yamadab75d8dc2020-06-26 15:13:33 +0900572 struct bd_info *bd = gd->bd;
Simon Glassc2240d42013-03-14 07:20:12 +0000573
574 /* kept around for legacy kernels only ... ignore the next section */
Simon Glass35affd72017-08-03 12:22:14 -0600575 eth_env_get_enetaddr("ethaddr", bd->bi_enetaddr);
Simon Glass32d0b2d2020-05-10 14:16:51 -0600576
Simon Glassc2240d42013-03-14 07:20:12 +0000577 return 0;
578}
579#endif /* CONFIG_CMD_NET */
580
581#ifdef CONFIG_CMD_KGDB
582static int initr_kgdb(void)
583{
584 puts("KGDB: ");
585 kgdb_init();
586 return 0;
587}
588#endif
589
Uri Mashiach2d8d1902017-01-19 10:51:45 +0200590#if defined(CONFIG_LED_STATUS)
Simon Glassc2240d42013-03-14 07:20:12 +0000591static int initr_status_led(void)
592{
Uri Mashiach2d8d1902017-01-19 10:51:45 +0200593#if defined(CONFIG_LED_STATUS_BOOT)
594 status_led_set(CONFIG_LED_STATUS_BOOT, CONFIG_LED_STATUS_BLINKING);
Bernhard Nortmann13cfbe52015-08-21 15:13:21 +0200595#else
596 status_led_init();
597#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000598 return 0;
599}
600#endif
601
Michal Simeke8a016b2016-09-08 15:06:45 +0200602#if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI)
Simon Glassc2240d42013-03-14 07:20:12 +0000603static int initr_scsi(void)
604{
Simon Glassc2240d42013-03-14 07:20:12 +0000605 puts("SCSI: ");
606 scsi_init();
Heinrich Schuchardt3804f5b2018-06-15 07:01:26 +0200607 puts("\n");
Simon Glass6f6430d2013-03-11 14:30:37 +0000608
609 return 0;
610}
Ian Campbell2c997e72014-07-21 19:23:18 +0100611#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000612
613#ifdef CONFIG_BITBANGMII
614static int initr_bbmii(void)
615{
616 bb_miiphy_init();
617 return 0;
618}
619#endif
620
621#ifdef CONFIG_CMD_NET
622static int initr_net(void)
623{
624 puts("Net: ");
Joe Hershbergerd2eaec62015-03-22 17:09:06 -0500625 eth_initialize();
Simon Glass6f6430d2013-03-11 14:30:37 +0000626#if defined(CONFIG_RESET_PHY_R)
627 debug("Reset Ethernet PHY\n");
628 reset_phy();
629#endif
630 return 0;
631}
632#endif
633
634#ifdef CONFIG_POST
635static int initr_post(void)
636{
637 post_run(NULL, POST_RAM | post_bootmode_get(0));
638 return 0;
639}
640#endif
641
Bin Mengec15d5f2018-06-17 05:57:50 -0700642#if defined(CONFIG_IDE) && !defined(CONFIG_BLK)
Simon Glassc2240d42013-03-14 07:20:12 +0000643static int initr_ide(void)
644{
Simon Glassc2240d42013-03-14 07:20:12 +0000645 puts("IDE: ");
Simon Glassc2240d42013-03-14 07:20:12 +0000646#if defined(CONFIG_START_IDE)
647 if (board_start_ide())
648 ide_init();
649#else
650 ide_init();
651#endif
652 return 0;
653}
654#endif
655
Simon Glassc5404b62017-12-04 13:48:23 -0700656#if defined(CONFIG_PRAM)
Simon Glass6f6430d2013-03-11 14:30:37 +0000657/*
658 * Export available size of memory for Linux, taking into account the
659 * protected RAM at top of memory
660 */
661int initr_mem(void)
662{
663 ulong pram = 0;
664 char memsz[32];
665
Simon Glassbfebc8c2017-08-03 12:22:13 -0600666 pram = env_get_ulong("pram", 10, CONFIG_PRAM);
Mario Six92f84b62018-01-15 11:10:30 +0100667 sprintf(memsz, "%ldk", (long int)((gd->ram_size / 1024) - pram));
Simon Glass382bee52017-08-03 12:22:09 -0600668 env_set("mem", memsz);
Simon Glassc2240d42013-03-14 07:20:12 +0000669
670 return 0;
671}
672#endif
673
Simon Glass6f6430d2013-03-11 14:30:37 +0000674static int run_main_loop(void)
675{
Simon Glassa733b062013-04-26 02:53:43 +0000676#ifdef CONFIG_SANDBOX
677 sandbox_main_loop_init();
678#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000679 /* main_loop() can return to retry autoboot, if so just run it again */
680 for (;;)
681 main_loop();
682 return 0;
683}
684
685/*
Alexander Graf47870af2019-01-31 16:06:23 +0100686 * We hope to remove most of the driver-related init and do it if/when
Simon Glass6f6430d2013-03-11 14:30:37 +0000687 * the driver is later used.
Simon Glassc2240d42013-03-14 07:20:12 +0000688 *
689 * TODO: perhaps reset the watchdog in the initcall function after each call?
Simon Glass6f6430d2013-03-11 14:30:37 +0000690 */
Simon Glass4acff452017-01-16 07:03:50 -0700691static init_fnc_t init_sequence_r[] = {
Simon Glass71c52db2013-06-11 11:14:42 -0700692 initr_trace,
Simon Glass6f6430d2013-03-11 14:30:37 +0000693 initr_reloc,
Simon Glassc2240d42013-03-14 07:20:12 +0000694 /* TODO: could x86/PPC have this also perhaps? */
Simon Glass6f6430d2013-03-11 14:30:37 +0000695#ifdef CONFIG_ARM
696 initr_caches,
York Sun12eaf312015-03-20 19:28:11 -0700697 /* Note: For Freescale LS2 SoCs, new MMU table is created in DDR.
698 * A temporary mapping of IFC high region is since removed,
Mario Six92f84b62018-01-15 11:10:30 +0100699 * so environmental variables in NOR flash is not available
York Sun12eaf312015-03-20 19:28:11 -0700700 * until board_init() is called below to remap IFC to high
701 * region.
702 */
Simon Glass9fb02492014-09-03 17:37:01 -0600703#endif
704 initr_reloc_global_data,
York Sunfef3e252014-10-02 15:20:10 -0700705#if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500)
706 initr_unlock_ram_in_cache,
707#endif
Simon Glass9fb02492014-09-03 17:37:01 -0600708 initr_barrier,
709 initr_malloc,
Simon Glassaf1bc0c2017-12-04 13:48:28 -0700710 log_init,
Simon Glass5ac44a52017-05-22 05:05:31 -0600711 initr_bootstage, /* Needs malloc() but has its own timer */
Simon Glass9854a872015-11-08 23:47:48 -0700712 initr_console_record,
Jan Kiszka671fa632015-03-09 07:47:18 +0100713#ifdef CONFIG_SYS_NONCACHED_MEMORY
714 initr_noncached,
715#endif
Simon Glass3af86a42017-05-18 20:08:56 -0600716#ifdef CONFIG_OF_LIVE
717 initr_of_live,
718#endif
Simon Glass9fb02492014-09-03 17:37:01 -0600719#ifdef CONFIG_DM
720 initr_dm,
721#endif
Patrick Delaunay17585e22018-07-27 16:37:09 +0200722#if defined(CONFIG_ARM) || defined(CONFIG_NDS32) || defined(CONFIG_RISCV) || \
723 defined(CONFIG_SANDBOX)
Simon Glass6f6430d2013-03-11 14:30:37 +0000724 board_init, /* Setup chipselects */
725#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000726 /*
727 * TODO: printing of the clock inforamtion of the board is now
728 * implemented as part of bdinfo command. Currently only support for
729 * davinci SOC's is added. Remove this check once all the board
730 * implement this.
731 */
732#ifdef CONFIG_CLOCKS
733 set_cpu_clk_info, /* Setup clock information */
734#endif
Alexander Graf5d009952016-03-04 01:10:04 +0100735#ifdef CONFIG_EFI_LOADER
736 efi_memory_init,
737#endif
Simon Glass3c10dc92019-12-06 21:41:34 -0700738 initr_binman,
Simon Glassfe08d392019-12-06 21:42:20 -0700739#ifdef CONFIG_FSP_VERSION2
740 arch_fsp_init_r,
741#endif
Simon Glassdd0edcb2019-12-06 21:41:46 -0700742 initr_dm_devices,
Simon Glass9fb02492014-09-03 17:37:01 -0600743 stdio_init_tables,
Ovidiu Panaitbf2fb812020-07-24 14:12:23 +0300744 serial_initialize,
Simon Glass6f6430d2013-03-11 14:30:37 +0000745 initr_announce,
Marek Vasut6874cb72019-06-09 03:46:21 +0200746#if CONFIG_IS_ENABLED(WDT)
Weijie Gao84b24162019-05-16 17:19:13 +0800747 initr_watchdog,
748#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000749 INIT_FUNC_WATCHDOG_RESET
Ovidiu Panait276b6c92020-07-24 14:12:25 +0300750#if defined(CONFIG_NEEDS_MANUAL_RELOC) && defined(CONFIG_BLOCK_CACHE)
751 blkcache_init,
752#endif
Andreas Bießmann61d7b1b2015-01-20 00:29:05 +0100753#ifdef CONFIG_NEEDS_MANUAL_RELOC
754 initr_manual_reloc_cmdtable,
755#endif
Daniel Schwierzeck4c2cb112016-01-09 18:34:15 +0100756#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_MIPS)
Simon Glassc2240d42013-03-14 07:20:12 +0000757 initr_trap,
758#endif
759#ifdef CONFIG_ADDR_MAP
760 initr_addr_map,
761#endif
762#if defined(CONFIG_BOARD_EARLY_INIT_R)
763 board_early_init_r,
764#endif
765 INIT_FUNC_WATCHDOG_RESET
Simon Glass6f6430d2013-03-11 14:30:37 +0000766#ifdef CONFIG_POST
767 initr_post_backlog,
768#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000769 INIT_FUNC_WATCHDOG_RESET
Simon Glassc2240d42013-03-14 07:20:12 +0000770#if defined(CONFIG_PCI) && defined(CONFIG_SYS_EARLY_PCI_INIT)
771 /*
772 * Do early PCI configuration _before_ the flash gets initialised,
Mario Six92f84b62018-01-15 11:10:30 +0100773 * because PCU resources are crucial for flash access on some boards.
Simon Glassc2240d42013-03-14 07:20:12 +0000774 */
775 initr_pci,
776#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000777#ifdef CONFIG_ARCH_EARLY_INIT_R
778 arch_early_init_r,
779#endif
780 power_init_board,
Masahiro Yamadae856bdc2017-02-11 22:43:54 +0900781#ifdef CONFIG_MTD_NOR_FLASH
Simon Glass6f6430d2013-03-11 14:30:37 +0000782 initr_flash,
783#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000784 INIT_FUNC_WATCHDOG_RESET
Tom Rini936478e2017-03-14 11:08:11 -0400785#if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_X86)
Simon Glassc2240d42013-03-14 07:20:12 +0000786 /* initialize higher level parts of CPU like time base and timers */
787 cpu_init_r,
Simon Glassbe274b92013-03-05 14:39:53 +0000788#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000789#ifdef CONFIG_CMD_NAND
790 initr_nand,
791#endif
792#ifdef CONFIG_CMD_ONENAND
793 initr_onenand,
794#endif
Masahiro Yamada4aa2ba32017-05-09 20:31:39 +0900795#ifdef CONFIG_MMC
Simon Glass6f6430d2013-03-11 14:30:37 +0000796 initr_mmc,
797#endif
Oleksandr Andrushchenko48654412020-08-06 12:42:48 +0300798#ifdef CONFIG_XEN
799 initr_xen,
800#endif
Anastasiia Lukianenko722bc5b2020-08-06 12:42:55 +0300801#ifdef CONFIG_PVBLOCK
802 initr_pvblock,
803#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000804 initr_env,
Andreas Bießmannc722f0b2015-02-06 23:06:47 +0100805#ifdef CONFIG_SYS_BOOTPARAMS_LEN
806 initr_malloc_bootparams,
807#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000808 INIT_FUNC_WATCHDOG_RESET
809 initr_secondary_cpu,
Simon Glassc2240d42013-03-14 07:20:12 +0000810#if defined(CONFIG_ID_EEPROM) || defined(CONFIG_SYS_I2C_MAC_OFFSET)
811 mac_read_from_eeprom,
812#endif
813 INIT_FUNC_WATCHDOG_RESET
814#if defined(CONFIG_PCI) && !defined(CONFIG_SYS_EARLY_PCI_INIT)
815 /*
816 * Do pci configuration
817 */
818 initr_pci,
819#endif
Simon Glass9fb02492014-09-03 17:37:01 -0600820 stdio_add_devices,
Simon Glass6f6430d2013-03-11 14:30:37 +0000821 initr_jumptable,
822#ifdef CONFIG_API
823 initr_api,
824#endif
825 console_init_r, /* fully init console as a device */
826#ifdef CONFIG_DISPLAY_BOARDINFO_LATE
Simon Glassb0895382017-06-15 21:37:50 -0600827 console_announce_r,
Masahiro Yamada0365ffc2015-01-14 17:07:05 +0900828 show_board_info,
Simon Glass6f6430d2013-03-11 14:30:37 +0000829#endif
830#ifdef CONFIG_ARCH_MISC_INIT
831 arch_misc_init, /* miscellaneous arch-dependent init */
832#endif
833#ifdef CONFIG_MISC_INIT_R
834 misc_init_r, /* miscellaneous platform-dependent init */
835#endif
Simon Glassc2240d42013-03-14 07:20:12 +0000836 INIT_FUNC_WATCHDOG_RESET
837#ifdef CONFIG_CMD_KGDB
838 initr_kgdb,
839#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000840 interrupt_init,
Andy Shevchenkodaab59a2017-07-05 16:25:22 +0300841#if defined(CONFIG_MICROBLAZE) || defined(CONFIG_M68K)
Simon Glassbe274b92013-03-05 14:39:53 +0000842 timer_init, /* initialize timer */
843#endif
Uri Mashiach2d8d1902017-01-19 10:51:45 +0200844#if defined(CONFIG_LED_STATUS)
Simon Glassc2240d42013-03-14 07:20:12 +0000845 initr_status_led,
846#endif
847 /* PPC has a udelay(20) here dating from 2002. Why? */
Simon Glass6f6430d2013-03-11 14:30:37 +0000848#ifdef CONFIG_CMD_NET
849 initr_ethaddr,
850#endif
Heiko Schocher49b10cb2019-07-17 06:59:51 +0200851#if defined(CONFIG_GPIO_HOG)
Heiko Schocher5fc7cf82019-06-12 06:11:46 +0200852 gpio_hog_probe_all,
853#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000854#ifdef CONFIG_BOARD_LATE_INIT
855 board_late_init,
856#endif
Michal Simeke8a016b2016-09-08 15:06:45 +0200857#if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI)
Simon Glassc2240d42013-03-14 07:20:12 +0000858 INIT_FUNC_WATCHDOG_RESET
859 initr_scsi,
860#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000861#ifdef CONFIG_BITBANGMII
862 initr_bbmii,
863#endif
Xiaowei Baofd00c532020-07-09 23:31:34 +0800864#ifdef CONFIG_PCI_ENDPOINT
865 initr_pci_ep,
866#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000867#ifdef CONFIG_CMD_NET
Simon Glassc2240d42013-03-14 07:20:12 +0000868 INIT_FUNC_WATCHDOG_RESET
Simon Glass6f6430d2013-03-11 14:30:37 +0000869 initr_net,
870#endif
871#ifdef CONFIG_POST
872 initr_post,
873#endif
Bin Mengec15d5f2018-06-17 05:57:50 -0700874#if defined(CONFIG_IDE) && !defined(CONFIG_BLK)
Simon Glassc2240d42013-03-14 07:20:12 +0000875 initr_ide,
876#endif
877#ifdef CONFIG_LAST_STAGE_INIT
878 INIT_FUNC_WATCHDOG_RESET
879 /*
880 * Some parts can be only initialized if all others (like
881 * Interrupts) are up and running (i.e. the PC-style ISA
882 * keyboard).
883 */
884 last_stage_init,
885#endif
886#ifdef CONFIG_CMD_BEDBUG
887 INIT_FUNC_WATCHDOG_RESET
Ovidiu Panait1a4c0772020-04-20 10:31:46 +0300888 bedbug_init,
Simon Glassc2240d42013-03-14 07:20:12 +0000889#endif
Simon Glassc5404b62017-12-04 13:48:23 -0700890#if defined(CONFIG_PRAM)
Simon Glassc2240d42013-03-14 07:20:12 +0000891 initr_mem,
892#endif
Simon Glass6f6430d2013-03-11 14:30:37 +0000893 run_main_loop,
894};
895
896void board_init_r(gd_t *new_gd, ulong dest_addr)
897{
Simon Glassfb923082017-01-16 07:03:51 -0700898 /*
899 * Set up the new global data pointer. So far only x86 does this
900 * here.
901 * TODO(sjg@chromium.org): Consider doing this for all archs, or
902 * dropping the new_gd parameter.
903 */
904#if CONFIG_IS_ENABLED(X86_64)
905 arch_setup_gd(new_gd);
906#endif
907
Alexey Brodkin73953982014-01-20 14:30:39 +0400908#ifdef CONFIG_NEEDS_MANUAL_RELOC
909 int i;
910#endif
911
Jeroen Hofstee47a602e2014-07-30 21:54:49 +0200912#if !defined(CONFIG_X86) && !defined(CONFIG_ARM) && !defined(CONFIG_ARM64)
Simon Glass6f6430d2013-03-11 14:30:37 +0000913 gd = new_gd;
Simon Glassbe274b92013-03-05 14:39:53 +0000914#endif
Simon Glassaf1bc0c2017-12-04 13:48:28 -0700915 gd->flags &= ~GD_FLG_LOG_READY;
Alexey Brodkin73953982014-01-20 14:30:39 +0400916
917#ifdef CONFIG_NEEDS_MANUAL_RELOC
918 for (i = 0; i < ARRAY_SIZE(init_sequence_r); i++)
919 init_sequence_r[i] += gd->reloc_off;
920#endif
921
Simon Glass6f6430d2013-03-11 14:30:37 +0000922 if (initcall_run_list(init_sequence_r))
923 hang();
924
925 /* NOTREACHED - run_main_loop() does not return */
926 hang();
927}