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6f6430d7 SG |
1 | /* |
2 | * Copyright (c) 2011 The Chromium OS Authors. | |
3 | * (C) Copyright 2002-2006 | |
4 | * Wolfgang Denk, DENX Software Engineering, wd@denx.de. | |
5 | * | |
6 | * (C) Copyright 2002 | |
7 | * Sysgo Real-Time Solutions, GmbH <www.elinos.com> | |
8 | * Marius Groeger <mgroeger@sysgo.de> | |
9 | * | |
1a459660 | 10 | * SPDX-License-Identifier: GPL-2.0+ |
6f6430d7 SG |
11 | */ |
12 | ||
13 | #include <common.h> | |
c2240d4d SG |
14 | /* 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 | |
cbb2df20 | 18 | #include <command.h> |
24b852a7 | 19 | #include <console.h> |
6f6430d7 SG |
20 | #ifdef CONFIG_HAS_DATAFLASH |
21 | #include <dataflash.h> | |
22 | #endif | |
1ce60176 | 23 | #include <dm.h> |
6f6430d7 SG |
24 | #include <environment.h> |
25 | #include <fdtdec.h> | |
c2240d4d | 26 | #include <ide.h> |
6f6430d7 | 27 | #include <initcall.h> |
96d4b75c | 28 | #include <init_helpers.h> |
c2240d4d SG |
29 | #ifdef CONFIG_PS2KBD |
30 | #include <keyboard.h> | |
31 | #endif | |
32 | #if defined(CONFIG_CMD_KGDB) | |
33 | #include <kgdb.h> | |
34 | #endif | |
6f6430d7 SG |
35 | #include <logbuff.h> |
36 | #include <malloc.h> | |
0eb25b61 | 37 | #include <mapmem.h> |
c2240d4d SG |
38 | #ifdef CONFIG_BITBANGMII |
39 | #include <miiphy.h> | |
40 | #endif | |
6f6430d7 SG |
41 | #include <mmc.h> |
42 | #include <nand.h> | |
43 | #include <onenand_uboot.h> | |
c2240d4d | 44 | #include <scsi.h> |
6f6430d7 | 45 | #include <serial.h> |
c2240d4d | 46 | #include <spi.h> |
6f6430d7 | 47 | #include <stdio_dev.h> |
1057e6cf | 48 | #include <timer.h> |
71c52dba | 49 | #include <trace.h> |
c2240d4d SG |
50 | #include <watchdog.h> |
51 | #ifdef CONFIG_ADDR_MAP | |
52 | #include <asm/mmu.h> | |
53 | #endif | |
6f6430d7 | 54 | #include <asm/sections.h> |
1ce60176 | 55 | #include <dm/root.h> |
c2240d4d | 56 | #include <linux/compiler.h> |
1ce60176 | 57 | #include <linux/err.h> |
a752a8b4 AB |
58 | #ifdef CONFIG_AVR32 |
59 | #include <asm/arch/mmu.h> | |
60 | #endif | |
50149ea3 | 61 | #include <efi_loader.h> |
6f6430d7 SG |
62 | |
63 | DECLARE_GLOBAL_DATA_PTR; | |
64 | ||
65 | ulong monitor_flash_len; | |
66 | ||
dd2a6cd0 | 67 | __weak int board_flash_wp_on(void) |
c2240d4d SG |
68 | { |
69 | /* | |
70 | * Most flashes can't be detected when write protection is enabled, | |
71 | * so provide a way to let U-Boot gracefully ignore write protected | |
72 | * devices. | |
73 | */ | |
74 | return 0; | |
75 | } | |
76 | ||
dd2a6cd0 | 77 | __weak void cpu_secondary_init_r(void) |
c2240d4d SG |
78 | { |
79 | } | |
80 | ||
c2240d4d SG |
81 | static int initr_secondary_cpu(void) |
82 | { | |
83 | /* | |
84 | * after non-volatile devices & environment is setup and cpu code have | |
85 | * another round to deal with any initialization that might require | |
86 | * full access to the environment or loading of some image (firmware) | |
87 | * from a non-volatile device | |
88 | */ | |
89 | /* TODO: maybe define this for all archs? */ | |
90 | cpu_secondary_init_r(); | |
91 | ||
92 | return 0; | |
93 | } | |
6f6430d7 | 94 | |
71c52dba SG |
95 | static int initr_trace(void) |
96 | { | |
97 | #ifdef CONFIG_TRACE | |
98 | trace_init(gd->trace_buff, CONFIG_TRACE_BUFFER_SIZE); | |
99 | #endif | |
100 | ||
101 | return 0; | |
102 | } | |
103 | ||
6f6430d7 SG |
104 | static int initr_reloc(void) |
105 | { | |
c9356be3 SG |
106 | /* tell others: relocation done */ |
107 | gd->flags |= GD_FLG_RELOC | GD_FLG_FULL_MALLOC_INIT; | |
6f6430d7 SG |
108 | |
109 | return 0; | |
110 | } | |
111 | ||
112 | #ifdef CONFIG_ARM | |
113 | /* | |
114 | * Some of these functions are needed purely because the functions they | |
115 | * call return void. If we change them to return 0, these stubs can go away. | |
116 | */ | |
117 | static int initr_caches(void) | |
118 | { | |
119 | /* Enable caches */ | |
120 | enable_caches(); | |
121 | return 0; | |
122 | } | |
123 | #endif | |
124 | ||
c2240d4d SG |
125 | __weak int fixup_cpu(void) |
126 | { | |
127 | return 0; | |
128 | } | |
129 | ||
6f6430d7 SG |
130 | static int initr_reloc_global_data(void) |
131 | { | |
b60eff31 AA |
132 | #ifdef __ARM__ |
133 | monitor_flash_len = _end - __image_copy_start; | |
2e88bb28 KHH |
134 | #elif defined(CONFIG_NDS32) |
135 | monitor_flash_len = (ulong)&_end - (ulong)&_start; | |
5ff10aa7 | 136 | #elif !defined(CONFIG_SANDBOX) && !defined(CONFIG_NIOS2) |
a0ba279a | 137 | monitor_flash_len = (ulong)&__init_end - gd->relocaddr; |
6f6430d7 | 138 | #endif |
c2240d4d SG |
139 | #if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx) |
140 | /* | |
141 | * The gd->cpu pointer is set to an address in flash before relocation. | |
142 | * We need to update it to point to the same CPU entry in RAM. | |
143 | * TODO: why not just add gd->reloc_ofs? | |
144 | */ | |
a0ba279a | 145 | gd->arch.cpu += gd->relocaddr - CONFIG_SYS_MONITOR_BASE; |
c2240d4d SG |
146 | |
147 | /* | |
148 | * If we didn't know the cpu mask & # cores, we can save them of | |
149 | * now rather than 'computing' them constantly | |
150 | */ | |
151 | fixup_cpu(); | |
152 | #endif | |
153 | #ifdef CONFIG_SYS_EXTRA_ENV_RELOC | |
154 | /* | |
155 | * Some systems need to relocate the env_addr pointer early because the | |
156 | * location it points to will get invalidated before env_relocate is | |
157 | * called. One example is on systems that might use a L2 or L3 cache | |
158 | * in SRAM mode and initialize that cache from SRAM mode back to being | |
159 | * a cache in cpu_init_r. | |
160 | */ | |
a0ba279a | 161 | gd->env_addr += gd->relocaddr - CONFIG_SYS_MONITOR_BASE; |
c2240d4d | 162 | #endif |
e9acb9ea SDPP |
163 | #ifdef CONFIG_OF_EMBED |
164 | /* | |
165 | * The fdt_blob needs to be moved to new relocation address | |
166 | * incase of FDT blob is embedded with in image | |
167 | */ | |
168 | gd->fdt_blob += gd->reloc_off; | |
169 | #endif | |
50149ea3 AG |
170 | #ifdef CONFIG_EFI_LOADER |
171 | efi_runtime_relocate(gd->relocaddr, NULL); | |
172 | #endif | |
e9acb9ea | 173 | |
c2240d4d | 174 | return 0; |
6f6430d7 SG |
175 | } |
176 | ||
177 | static int initr_serial(void) | |
178 | { | |
179 | serial_initialize(); | |
180 | return 0; | |
181 | } | |
182 | ||
4c2cb115 | 183 | #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_MIPS) |
c2240d4d SG |
184 | static int initr_trap(void) |
185 | { | |
186 | /* | |
187 | * Setup trap handlers | |
188 | */ | |
e310b93e | 189 | #if defined(CONFIG_PPC) |
a0ba279a | 190 | trap_init(gd->relocaddr); |
e310b93e | 191 | #else |
192 | trap_init(CONFIG_SYS_SDRAM_BASE); | |
193 | #endif | |
c2240d4d SG |
194 | return 0; |
195 | } | |
196 | #endif | |
197 | ||
198 | #ifdef CONFIG_ADDR_MAP | |
199 | static int initr_addr_map(void) | |
200 | { | |
201 | init_addr_map(); | |
202 | ||
203 | return 0; | |
204 | } | |
205 | #endif | |
206 | ||
6f6430d7 SG |
207 | #ifdef CONFIG_LOGBUFFER |
208 | unsigned long logbuffer_base(void) | |
209 | { | |
210 | return gd->ram_top - LOGBUFF_LEN; | |
211 | } | |
212 | ||
213 | static int initr_logbuffer(void) | |
214 | { | |
215 | logbuff_init_ptrs(); | |
216 | return 0; | |
217 | } | |
218 | #endif | |
219 | ||
220 | #ifdef CONFIG_POST | |
221 | static int initr_post_backlog(void) | |
222 | { | |
223 | post_output_backlog(); | |
224 | return 0; | |
225 | } | |
226 | #endif | |
227 | ||
c2240d4d SG |
228 | #ifdef CONFIG_SYS_DELAYED_ICACHE |
229 | static int initr_icache_enable(void) | |
230 | { | |
231 | return 0; | |
232 | } | |
233 | #endif | |
234 | ||
235 | #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500) | |
236 | static int initr_unlock_ram_in_cache(void) | |
237 | { | |
238 | unlock_ram_in_cache(); /* it's time to unlock D-cache in e500 */ | |
239 | return 0; | |
240 | } | |
241 | #endif | |
242 | ||
243 | #ifdef CONFIG_PCI | |
244 | static int initr_pci(void) | |
245 | { | |
ff3e077b | 246 | #ifndef CONFIG_DM_PCI |
c2240d4d | 247 | pci_init(); |
ff3e077b | 248 | #endif |
c2240d4d SG |
249 | |
250 | return 0; | |
251 | } | |
252 | #endif | |
253 | ||
c2240d4d SG |
254 | static 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 | ||
6f6430d7 SG |
263 | static int initr_malloc(void) |
264 | { | |
265 | ulong malloc_start; | |
266 | ||
d59476b6 SG |
267 | #ifdef CONFIG_SYS_MALLOC_F_LEN |
268 | debug("Pre-reloc malloc() used %#lx bytes (%ld KB)\n", gd->malloc_ptr, | |
269 | gd->malloc_ptr / 1024); | |
270 | #endif | |
6f6430d7 | 271 | /* The malloc area is immediately below the monitor copy in DRAM */ |
a0ba279a | 272 | malloc_start = gd->relocaddr - TOTAL_MALLOC_LEN; |
a733b06b SG |
273 | mem_malloc_init((ulong)map_sysmem(malloc_start, TOTAL_MALLOC_LEN), |
274 | TOTAL_MALLOC_LEN); | |
6f6430d7 SG |
275 | return 0; |
276 | } | |
277 | ||
9854a874 SG |
278 | static int initr_console_record(void) |
279 | { | |
280 | #if defined(CONFIG_CONSOLE_RECORD) | |
281 | return console_record_init(); | |
282 | #else | |
283 | return 0; | |
284 | #endif | |
285 | } | |
286 | ||
671fa63e JK |
287 | #ifdef CONFIG_SYS_NONCACHED_MEMORY |
288 | static int initr_noncached(void) | |
289 | { | |
290 | noncached_init(); | |
291 | return 0; | |
292 | } | |
293 | #endif | |
294 | ||
1ce60176 SG |
295 | #ifdef CONFIG_DM |
296 | static int initr_dm(void) | |
297 | { | |
1057e6cf SG |
298 | int ret; |
299 | ||
ab7cd627 SG |
300 | /* Save the pre-reloc driver model and start a new one */ |
301 | gd->dm_root_f = gd->dm_root; | |
302 | gd->dm_root = NULL; | |
d74d6b44 SG |
303 | #ifdef CONFIG_TIMER |
304 | gd->timer = NULL; | |
305 | #endif | |
1057e6cf SG |
306 | ret = dm_init_and_scan(false); |
307 | if (ret) | |
308 | return ret; | |
309 | #ifdef CONFIG_TIMER_EARLY | |
1057e6cf SG |
310 | ret = dm_timer_init(); |
311 | if (ret) | |
312 | return ret; | |
8f41b878 | 313 | #endif |
1057e6cf SG |
314 | |
315 | return 0; | |
1ce60176 SG |
316 | } |
317 | #endif | |
318 | ||
881c124a SG |
319 | static int initr_bootstage(void) |
320 | { | |
321 | /* We cannot do this before initr_dm() */ | |
322 | bootstage_mark_name(BOOTSTAGE_ID_START_UBOOT_R, "board_init_r"); | |
323 | ||
324 | return 0; | |
325 | } | |
326 | ||
6f6430d7 SG |
327 | __weak int power_init_board(void) |
328 | { | |
329 | return 0; | |
330 | } | |
331 | ||
332 | static int initr_announce(void) | |
333 | { | |
a0ba279a | 334 | debug("Now running in RAM - U-Boot at: %08lx\n", gd->relocaddr); |
6f6430d7 SG |
335 | return 0; |
336 | } | |
337 | ||
61d7b1bb AB |
338 | #ifdef CONFIG_NEEDS_MANUAL_RELOC |
339 | static int initr_manual_reloc_cmdtable(void) | |
340 | { | |
341 | fixup_cmdtable(ll_entry_start(cmd_tbl_t, cmd), | |
342 | ll_entry_count(cmd_tbl_t, cmd)); | |
343 | return 0; | |
344 | } | |
345 | #endif | |
346 | ||
e856bdcf | 347 | #if defined(CONFIG_MTD_NOR_FLASH) |
6f6430d7 SG |
348 | static int initr_flash(void) |
349 | { | |
c2240d4d SG |
350 | ulong flash_size = 0; |
351 | bd_t *bd = gd->bd; | |
6f6430d7 SG |
352 | |
353 | puts("Flash: "); | |
354 | ||
70879a92 | 355 | if (board_flash_wp_on()) |
c2240d4d | 356 | printf("Uninitialized - Write Protect On\n"); |
70879a92 | 357 | else |
c2240d4d | 358 | flash_size = flash_init(); |
70879a92 | 359 | |
6f6430d7 SG |
360 | print_size(flash_size, ""); |
361 | #ifdef CONFIG_SYS_FLASH_CHECKSUM | |
362 | /* | |
363 | * Compute and print flash CRC if flashchecksum is set to 'y' | |
364 | * | |
365 | * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX | |
366 | */ | |
367 | if (getenv_yesno("flashchecksum") == 1) { | |
368 | printf(" CRC: %08X", crc32(0, | |
369 | (const unsigned char *) CONFIG_SYS_FLASH_BASE, | |
370 | flash_size)); | |
371 | } | |
372 | #endif /* CONFIG_SYS_FLASH_CHECKSUM */ | |
373 | putc('\n'); | |
374 | ||
c2240d4d SG |
375 | /* 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 | ||
387 | ||
388 | #if defined(CONFIG_OXC) || defined(CONFIG_RMU) | |
389 | /* flash mapped at end of memory map */ | |
390 | bd->bi_flashoffset = CONFIG_SYS_TEXT_BASE + flash_size; | |
391 | #elif CONFIG_SYS_MONITOR_BASE == CONFIG_SYS_FLASH_BASE | |
392 | bd->bi_flashoffset = monitor_flash_len; /* reserved area for monitor */ | |
393 | #endif | |
394 | return 0; | |
395 | } | |
396 | #endif | |
397 | ||
ebe76a2d | 398 | #if defined(CONFIG_PPC) && !defined(CONFIG_DM_SPI) |
c2240d4d SG |
399 | static int initr_spi(void) |
400 | { | |
401 | /* PPC does this here */ | |
402 | #ifdef CONFIG_SPI | |
403 | #if !defined(CONFIG_ENV_IS_IN_EEPROM) | |
404 | spi_init_f(); | |
405 | #endif | |
406 | spi_init_r(); | |
407 | #endif | |
6f6430d7 SG |
408 | return 0; |
409 | } | |
410 | #endif | |
411 | ||
412 | #ifdef CONFIG_CMD_NAND | |
413 | /* go init the NAND */ | |
2588ba14 | 414 | static int initr_nand(void) |
6f6430d7 SG |
415 | { |
416 | puts("NAND: "); | |
417 | nand_init(); | |
203db38a | 418 | printf("%lu MiB\n", nand_size() / 1024); |
6f6430d7 SG |
419 | return 0; |
420 | } | |
421 | #endif | |
422 | ||
423 | #if defined(CONFIG_CMD_ONENAND) | |
424 | /* go init the NAND */ | |
2588ba14 | 425 | static int initr_onenand(void) |
6f6430d7 SG |
426 | { |
427 | puts("NAND: "); | |
428 | onenand_init(); | |
429 | return 0; | |
430 | } | |
431 | #endif | |
432 | ||
4aa2ba3a | 433 | #ifdef CONFIG_MMC |
2588ba14 | 434 | static int initr_mmc(void) |
6f6430d7 SG |
435 | { |
436 | puts("MMC: "); | |
437 | mmc_initialize(gd->bd); | |
438 | return 0; | |
439 | } | |
440 | #endif | |
441 | ||
442 | #ifdef CONFIG_HAS_DATAFLASH | |
2588ba14 | 443 | static int initr_dataflash(void) |
6f6430d7 SG |
444 | { |
445 | AT91F_DataflashInit(); | |
446 | dataflash_print_info(); | |
447 | return 0; | |
448 | } | |
449 | #endif | |
450 | ||
451 | /* | |
452 | * Tell if it's OK to load the environment early in boot. | |
453 | * | |
776babd7 | 454 | * If CONFIG_OF_CONTROL is defined, we'll check with the FDT to see |
6f6430d7 SG |
455 | * if this is OK (defaulting to saying it's OK). |
456 | * | |
457 | * NOTE: Loading the environment early can be a bad idea if security is | |
458 | * important, since no verification is done on the environment. | |
459 | * | |
460 | * @return 0 if environment should not be loaded, !=0 if it is ok to load | |
461 | */ | |
462 | static int should_load_env(void) | |
463 | { | |
464 | #ifdef CONFIG_OF_CONTROL | |
465 | return fdtdec_get_config_int(gd->fdt_blob, "load-environment", 1); | |
466 | #elif defined CONFIG_DELAY_ENVIRONMENT | |
467 | return 0; | |
468 | #else | |
469 | return 1; | |
470 | #endif | |
471 | } | |
472 | ||
473 | static int initr_env(void) | |
474 | { | |
475 | /* initialize environment */ | |
476 | if (should_load_env()) | |
477 | env_relocate(); | |
478 | else | |
479 | set_default_env(NULL); | |
545dfd10 TC |
480 | #ifdef CONFIG_OF_CONTROL |
481 | setenv_addr("fdtcontroladdr", gd->fdt_blob); | |
482 | #endif | |
6f6430d7 SG |
483 | |
484 | /* Initialize from environment */ | |
485 | load_addr = getenv_ulong("loadaddr", 16, load_addr); | |
c2240d4d | 486 | |
c2240d4d SG |
487 | return 0; |
488 | } | |
489 | ||
c722f0b0 AB |
490 | #ifdef CONFIG_SYS_BOOTPARAMS_LEN |
491 | static int initr_malloc_bootparams(void) | |
492 | { | |
493 | gd->bd->bi_boot_params = (ulong)malloc(CONFIG_SYS_BOOTPARAMS_LEN); | |
494 | if (!gd->bd->bi_boot_params) { | |
495 | puts("WARNING: Cannot allocate space for boot parameters\n"); | |
496 | return -ENOMEM; | |
497 | } | |
498 | return 0; | |
499 | } | |
500 | #endif | |
501 | ||
6f6430d7 SG |
502 | static int initr_jumptable(void) |
503 | { | |
504 | jumptable_init(); | |
505 | return 0; | |
506 | } | |
507 | ||
508 | #if defined(CONFIG_API) | |
509 | static int initr_api(void) | |
510 | { | |
511 | /* Initialize API */ | |
512 | api_init(); | |
513 | return 0; | |
514 | } | |
515 | #endif | |
516 | ||
6f6430d7 | 517 | /* enable exceptions */ |
a752a8b4 | 518 | #if defined(CONFIG_ARM) || defined(CONFIG_AVR32) |
6f6430d7 SG |
519 | static int initr_enable_interrupts(void) |
520 | { | |
521 | enable_interrupts(); | |
522 | return 0; | |
523 | } | |
e424c15c | 524 | #endif |
6f6430d7 SG |
525 | |
526 | #ifdef CONFIG_CMD_NET | |
527 | static int initr_ethaddr(void) | |
528 | { | |
c2240d4d SG |
529 | bd_t *bd = gd->bd; |
530 | ||
531 | /* kept around for legacy kernels only ... ignore the next section */ | |
532 | eth_getenv_enetaddr("ethaddr", bd->bi_enetaddr); | |
533 | #ifdef CONFIG_HAS_ETH1 | |
534 | eth_getenv_enetaddr("eth1addr", bd->bi_enet1addr); | |
535 | #endif | |
536 | #ifdef CONFIG_HAS_ETH2 | |
537 | eth_getenv_enetaddr("eth2addr", bd->bi_enet2addr); | |
538 | #endif | |
539 | #ifdef CONFIG_HAS_ETH3 | |
540 | eth_getenv_enetaddr("eth3addr", bd->bi_enet3addr); | |
541 | #endif | |
542 | #ifdef CONFIG_HAS_ETH4 | |
543 | eth_getenv_enetaddr("eth4addr", bd->bi_enet4addr); | |
544 | #endif | |
545 | #ifdef CONFIG_HAS_ETH5 | |
546 | eth_getenv_enetaddr("eth5addr", bd->bi_enet5addr); | |
547 | #endif | |
548 | return 0; | |
549 | } | |
550 | #endif /* CONFIG_CMD_NET */ | |
551 | ||
552 | #ifdef CONFIG_CMD_KGDB | |
553 | static int initr_kgdb(void) | |
554 | { | |
555 | puts("KGDB: "); | |
556 | kgdb_init(); | |
557 | return 0; | |
558 | } | |
559 | #endif | |
560 | ||
2d8d190c | 561 | #if defined(CONFIG_LED_STATUS) |
c2240d4d SG |
562 | static int initr_status_led(void) |
563 | { | |
2d8d190c UM |
564 | #if defined(CONFIG_LED_STATUS_BOOT) |
565 | status_led_set(CONFIG_LED_STATUS_BOOT, CONFIG_LED_STATUS_BLINKING); | |
13cfbe51 BN |
566 | #else |
567 | status_led_init(); | |
568 | #endif | |
c2240d4d SG |
569 | return 0; |
570 | } | |
571 | #endif | |
572 | ||
e8a016b5 | 573 | #if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI) |
c2240d4d SG |
574 | static int initr_scsi(void) |
575 | { | |
c2240d4d SG |
576 | puts("SCSI: "); |
577 | scsi_init(); | |
6f6430d7 SG |
578 | |
579 | return 0; | |
580 | } | |
2c997e7a | 581 | #endif |
6f6430d7 SG |
582 | |
583 | #ifdef CONFIG_BITBANGMII | |
584 | static int initr_bbmii(void) | |
585 | { | |
586 | bb_miiphy_init(); | |
587 | return 0; | |
588 | } | |
589 | #endif | |
590 | ||
591 | #ifdef CONFIG_CMD_NET | |
592 | static int initr_net(void) | |
593 | { | |
594 | puts("Net: "); | |
d2eaec60 | 595 | eth_initialize(); |
6f6430d7 SG |
596 | #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 | |
605 | static int initr_post(void) | |
606 | { | |
607 | post_run(NULL, POST_RAM | post_bootmode_get(0)); | |
608 | return 0; | |
609 | } | |
610 | #endif | |
611 | ||
fc843a02 | 612 | #if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_IDE) |
c2240d4d SG |
613 | static int initr_pcmcia(void) |
614 | { | |
615 | puts("PCMCIA:"); | |
616 | pcmcia_init(); | |
617 | return 0; | |
618 | } | |
619 | #endif | |
620 | ||
fc843a02 | 621 | #if defined(CONFIG_IDE) |
c2240d4d SG |
622 | static int initr_ide(void) |
623 | { | |
624 | #ifdef CONFIG_IDE_8xx_PCCARD | |
625 | puts("PCMCIA:"); | |
626 | #else | |
627 | puts("IDE: "); | |
628 | #endif | |
629 | #if defined(CONFIG_START_IDE) | |
630 | if (board_start_ide()) | |
631 | ide_init(); | |
632 | #else | |
633 | ide_init(); | |
634 | #endif | |
635 | return 0; | |
636 | } | |
637 | #endif | |
638 | ||
6f6430d7 SG |
639 | #if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER) |
640 | /* | |
641 | * Export available size of memory for Linux, taking into account the | |
642 | * protected RAM at top of memory | |
643 | */ | |
644 | int initr_mem(void) | |
645 | { | |
646 | ulong pram = 0; | |
647 | char memsz[32]; | |
648 | ||
649 | # ifdef CONFIG_PRAM | |
650 | pram = getenv_ulong("pram", 10, CONFIG_PRAM); | |
651 | # endif | |
652 | # if defined(CONFIG_LOGBUFFER) && !defined(CONFIG_ALT_LB_ADDR) | |
653 | /* Also take the logbuffer into account (pram is in kB) */ | |
654 | pram += (LOGBUFF_LEN + LOGBUFF_OVERHEAD) / 1024; | |
655 | # endif | |
ae1a74eb | 656 | sprintf(memsz, "%ldk", (long int) ((gd->ram_size / 1024) - pram)); |
6f6430d7 | 657 | setenv("mem", memsz); |
c2240d4d SG |
658 | |
659 | return 0; | |
660 | } | |
661 | #endif | |
662 | ||
663 | #ifdef CONFIG_CMD_BEDBUG | |
664 | static int initr_bedbug(void) | |
665 | { | |
666 | bedbug_init(); | |
667 | ||
668 | return 0; | |
669 | } | |
670 | #endif | |
671 | ||
672 | #ifdef CONFIG_PS2KBD | |
673 | static int initr_kbd(void) | |
674 | { | |
675 | puts("PS/2: "); | |
676 | kbd_init(); | |
677 | return 0; | |
678 | } | |
679 | #endif | |
680 | ||
6f6430d7 SG |
681 | static int run_main_loop(void) |
682 | { | |
a733b06b SG |
683 | #ifdef CONFIG_SANDBOX |
684 | sandbox_main_loop_init(); | |
685 | #endif | |
6f6430d7 SG |
686 | /* main_loop() can return to retry autoboot, if so just run it again */ |
687 | for (;;) | |
688 | main_loop(); | |
689 | return 0; | |
690 | } | |
691 | ||
692 | /* | |
693 | * Over time we hope to remove these functions with code fragments and | |
694 | * stub funtcions, and instead call the relevant function directly. | |
695 | * | |
696 | * We also hope to remove most of the driver-related init and do it if/when | |
697 | * the driver is later used. | |
c2240d4d SG |
698 | * |
699 | * TODO: perhaps reset the watchdog in the initcall function after each call? | |
6f6430d7 | 700 | */ |
4acff452 | 701 | static init_fnc_t init_sequence_r[] = { |
71c52dba | 702 | initr_trace, |
6f6430d7 | 703 | initr_reloc, |
c2240d4d | 704 | /* TODO: could x86/PPC have this also perhaps? */ |
6f6430d7 SG |
705 | #ifdef CONFIG_ARM |
706 | initr_caches, | |
12eaf31c YS |
707 | /* Note: For Freescale LS2 SoCs, new MMU table is created in DDR. |
708 | * A temporary mapping of IFC high region is since removed, | |
709 | * so environmental variables in NOR flash is not availble | |
710 | * until board_init() is called below to remap IFC to high | |
711 | * region. | |
712 | */ | |
9fb02491 SG |
713 | #endif |
714 | initr_reloc_global_data, | |
fef3e25f YS |
715 | #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500) |
716 | initr_unlock_ram_in_cache, | |
717 | #endif | |
9fb02491 SG |
718 | initr_barrier, |
719 | initr_malloc, | |
9854a874 | 720 | initr_console_record, |
671fa63e JK |
721 | #ifdef CONFIG_SYS_NONCACHED_MEMORY |
722 | initr_noncached, | |
723 | #endif | |
9fb02491 SG |
724 | bootstage_relocate, |
725 | #ifdef CONFIG_DM | |
726 | initr_dm, | |
727 | #endif | |
881c124a | 728 | initr_bootstage, |
2e88bb28 | 729 | #if defined(CONFIG_ARM) || defined(CONFIG_NDS32) |
6f6430d7 | 730 | board_init, /* Setup chipselects */ |
c2240d4d SG |
731 | #endif |
732 | /* | |
733 | * TODO: printing of the clock inforamtion of the board is now | |
734 | * implemented as part of bdinfo command. Currently only support for | |
735 | * davinci SOC's is added. Remove this check once all the board | |
736 | * implement this. | |
737 | */ | |
738 | #ifdef CONFIG_CLOCKS | |
739 | set_cpu_clk_info, /* Setup clock information */ | |
5d00995c AG |
740 | #endif |
741 | #ifdef CONFIG_EFI_LOADER | |
742 | efi_memory_init, | |
6f6430d7 | 743 | #endif |
9fb02491 | 744 | stdio_init_tables, |
6f6430d7 SG |
745 | initr_serial, |
746 | initr_announce, | |
c2240d4d | 747 | INIT_FUNC_WATCHDOG_RESET |
61d7b1bb AB |
748 | #ifdef CONFIG_NEEDS_MANUAL_RELOC |
749 | initr_manual_reloc_cmdtable, | |
750 | #endif | |
4c2cb115 | 751 | #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_MIPS) |
c2240d4d SG |
752 | initr_trap, |
753 | #endif | |
754 | #ifdef CONFIG_ADDR_MAP | |
755 | initr_addr_map, | |
756 | #endif | |
757 | #if defined(CONFIG_BOARD_EARLY_INIT_R) | |
758 | board_early_init_r, | |
759 | #endif | |
760 | INIT_FUNC_WATCHDOG_RESET | |
6f6430d7 SG |
761 | #ifdef CONFIG_LOGBUFFER |
762 | initr_logbuffer, | |
763 | #endif | |
764 | #ifdef CONFIG_POST | |
765 | initr_post_backlog, | |
766 | #endif | |
c2240d4d SG |
767 | INIT_FUNC_WATCHDOG_RESET |
768 | #ifdef CONFIG_SYS_DELAYED_ICACHE | |
769 | initr_icache_enable, | |
770 | #endif | |
c2240d4d SG |
771 | #if defined(CONFIG_PCI) && defined(CONFIG_SYS_EARLY_PCI_INIT) |
772 | /* | |
773 | * Do early PCI configuration _before_ the flash gets initialised, | |
774 | * because PCU ressources are crucial for flash access on some boards. | |
775 | */ | |
776 | initr_pci, | |
777 | #endif | |
6f6430d7 SG |
778 | #ifdef CONFIG_ARCH_EARLY_INIT_R |
779 | arch_early_init_r, | |
780 | #endif | |
781 | power_init_board, | |
e856bdcf | 782 | #ifdef CONFIG_MTD_NOR_FLASH |
6f6430d7 | 783 | initr_flash, |
c2240d4d SG |
784 | #endif |
785 | INIT_FUNC_WATCHDOG_RESET | |
936478e7 | 786 | #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_X86) |
c2240d4d SG |
787 | /* initialize higher level parts of CPU like time base and timers */ |
788 | cpu_init_r, | |
be274b99 SG |
789 | #endif |
790 | #ifdef CONFIG_PPC | |
c2240d4d | 791 | initr_spi, |
6f6430d7 SG |
792 | #endif |
793 | #ifdef CONFIG_CMD_NAND | |
794 | initr_nand, | |
795 | #endif | |
796 | #ifdef CONFIG_CMD_ONENAND | |
797 | initr_onenand, | |
798 | #endif | |
4aa2ba3a | 799 | #ifdef CONFIG_MMC |
6f6430d7 SG |
800 | initr_mmc, |
801 | #endif | |
802 | #ifdef CONFIG_HAS_DATAFLASH | |
803 | initr_dataflash, | |
804 | #endif | |
805 | initr_env, | |
c722f0b0 AB |
806 | #ifdef CONFIG_SYS_BOOTPARAMS_LEN |
807 | initr_malloc_bootparams, | |
808 | #endif | |
c2240d4d SG |
809 | INIT_FUNC_WATCHDOG_RESET |
810 | initr_secondary_cpu, | |
c2240d4d SG |
811 | #if defined(CONFIG_ID_EEPROM) || defined(CONFIG_SYS_I2C_MAC_OFFSET) |
812 | mac_read_from_eeprom, | |
813 | #endif | |
814 | INIT_FUNC_WATCHDOG_RESET | |
815 | #if defined(CONFIG_PCI) && !defined(CONFIG_SYS_EARLY_PCI_INIT) | |
816 | /* | |
817 | * Do pci configuration | |
818 | */ | |
819 | initr_pci, | |
820 | #endif | |
9fb02491 | 821 | stdio_add_devices, |
6f6430d7 SG |
822 | initr_jumptable, |
823 | #ifdef CONFIG_API | |
824 | initr_api, | |
825 | #endif | |
826 | console_init_r, /* fully init console as a device */ | |
827 | #ifdef CONFIG_DISPLAY_BOARDINFO_LATE | |
0365ffcc | 828 | show_board_info, |
6f6430d7 SG |
829 | #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 */ | |
c2240d4d SG |
835 | #endif |
836 | INIT_FUNC_WATCHDOG_RESET | |
837 | #ifdef CONFIG_CMD_KGDB | |
838 | initr_kgdb, | |
6f6430d7 SG |
839 | #endif |
840 | interrupt_init, | |
a752a8b4 | 841 | #if defined(CONFIG_ARM) || defined(CONFIG_AVR32) |
6f6430d7 | 842 | initr_enable_interrupts, |
c2240d4d | 843 | #endif |
643b0f75 | 844 | #if defined(CONFIG_MICROBLAZE) || defined(CONFIG_AVR32) || defined(CONFIG_M68K) |
be274b99 SG |
845 | timer_init, /* initialize timer */ |
846 | #endif | |
2d8d190c | 847 | #if defined(CONFIG_LED_STATUS) |
c2240d4d SG |
848 | initr_status_led, |
849 | #endif | |
850 | /* PPC has a udelay(20) here dating from 2002. Why? */ | |
6f6430d7 SG |
851 | #ifdef CONFIG_CMD_NET |
852 | initr_ethaddr, | |
853 | #endif | |
854 | #ifdef CONFIG_BOARD_LATE_INIT | |
855 | board_late_init, | |
856 | #endif | |
e8a016b5 | 857 | #if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI) |
c2240d4d SG |
858 | INIT_FUNC_WATCHDOG_RESET |
859 | initr_scsi, | |
860 | #endif | |
6f6430d7 SG |
861 | #ifdef CONFIG_BITBANGMII |
862 | initr_bbmii, | |
863 | #endif | |
864 | #ifdef CONFIG_CMD_NET | |
c2240d4d | 865 | INIT_FUNC_WATCHDOG_RESET |
6f6430d7 SG |
866 | initr_net, |
867 | #endif | |
868 | #ifdef CONFIG_POST | |
869 | initr_post, | |
c2240d4d | 870 | #endif |
fc843a02 | 871 | #if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_IDE) |
c2240d4d SG |
872 | initr_pcmcia, |
873 | #endif | |
fc843a02 | 874 | #if defined(CONFIG_IDE) |
c2240d4d SG |
875 | 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 | |
888 | initr_bedbug, | |
889 | #endif | |
890 | #if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER) | |
891 | initr_mem, | |
892 | #endif | |
893 | #ifdef CONFIG_PS2KBD | |
894 | initr_kbd, | |
6f6430d7 SG |
895 | #endif |
896 | run_main_loop, | |
897 | }; | |
898 | ||
899 | void board_init_r(gd_t *new_gd, ulong dest_addr) | |
900 | { | |
fb92308b SG |
901 | /* |
902 | * Set up the new global data pointer. So far only x86 does this | |
903 | * here. | |
904 | * TODO(sjg@chromium.org): Consider doing this for all archs, or | |
905 | * dropping the new_gd parameter. | |
906 | */ | |
907 | #if CONFIG_IS_ENABLED(X86_64) | |
908 | arch_setup_gd(new_gd); | |
909 | #endif | |
910 | ||
7395398a AB |
911 | #ifdef CONFIG_NEEDS_MANUAL_RELOC |
912 | int i; | |
913 | #endif | |
914 | ||
a752a8b4 AB |
915 | #ifdef CONFIG_AVR32 |
916 | mmu_init_r(dest_addr); | |
917 | #endif | |
918 | ||
47a602ea | 919 | #if !defined(CONFIG_X86) && !defined(CONFIG_ARM) && !defined(CONFIG_ARM64) |
6f6430d7 | 920 | gd = new_gd; |
be274b99 | 921 | #endif |
7395398a AB |
922 | |
923 | #ifdef CONFIG_NEEDS_MANUAL_RELOC | |
924 | for (i = 0; i < ARRAY_SIZE(init_sequence_r); i++) | |
925 | init_sequence_r[i] += gd->reloc_off; | |
926 | #endif | |
927 | ||
6f6430d7 SG |
928 | if (initcall_run_list(init_sequence_r)) |
929 | hang(); | |
930 | ||
931 | /* NOTREACHED - run_main_loop() does not return */ | |
932 | hang(); | |
933 | } |