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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 SG |
26 | #if defined(CONFIG_CMD_IDE) |
27 | #include <ide.h> | |
28 | #endif | |
6f6430d7 | 29 | #include <initcall.h> |
c2240d4d SG |
30 | #ifdef CONFIG_PS2KBD |
31 | #include <keyboard.h> | |
32 | #endif | |
33 | #if defined(CONFIG_CMD_KGDB) | |
34 | #include <kgdb.h> | |
35 | #endif | |
6f6430d7 SG |
36 | #include <logbuff.h> |
37 | #include <malloc.h> | |
0eb25b61 | 38 | #include <mapmem.h> |
c2240d4d SG |
39 | #ifdef CONFIG_BITBANGMII |
40 | #include <miiphy.h> | |
41 | #endif | |
6f6430d7 SG |
42 | #include <mmc.h> |
43 | #include <nand.h> | |
44 | #include <onenand_uboot.h> | |
c2240d4d | 45 | #include <scsi.h> |
6f6430d7 | 46 | #include <serial.h> |
c2240d4d | 47 | #include <spi.h> |
6f6430d7 | 48 | #include <stdio_dev.h> |
1057e6cf | 49 | #include <timer.h> |
71c52dba | 50 | #include <trace.h> |
c2240d4d SG |
51 | #include <watchdog.h> |
52 | #ifdef CONFIG_ADDR_MAP | |
53 | #include <asm/mmu.h> | |
54 | #endif | |
6f6430d7 | 55 | #include <asm/sections.h> |
be274b99 SG |
56 | #ifdef CONFIG_X86 |
57 | #include <asm/init_helpers.h> | |
58 | #endif | |
1ce60176 | 59 | #include <dm/root.h> |
c2240d4d | 60 | #include <linux/compiler.h> |
1ce60176 | 61 | #include <linux/err.h> |
a752a8b4 AB |
62 | #ifdef CONFIG_AVR32 |
63 | #include <asm/arch/mmu.h> | |
64 | #endif | |
50149ea3 | 65 | #include <efi_loader.h> |
6f6430d7 SG |
66 | |
67 | DECLARE_GLOBAL_DATA_PTR; | |
68 | ||
69 | ulong monitor_flash_len; | |
70 | ||
dd2a6cd0 | 71 | __weak int board_flash_wp_on(void) |
c2240d4d SG |
72 | { |
73 | /* | |
74 | * Most flashes can't be detected when write protection is enabled, | |
75 | * so provide a way to let U-Boot gracefully ignore write protected | |
76 | * devices. | |
77 | */ | |
78 | return 0; | |
79 | } | |
80 | ||
dd2a6cd0 | 81 | __weak void cpu_secondary_init_r(void) |
c2240d4d SG |
82 | { |
83 | } | |
84 | ||
c2240d4d SG |
85 | static int initr_secondary_cpu(void) |
86 | { | |
87 | /* | |
88 | * after non-volatile devices & environment is setup and cpu code have | |
89 | * another round to deal with any initialization that might require | |
90 | * full access to the environment or loading of some image (firmware) | |
91 | * from a non-volatile device | |
92 | */ | |
93 | /* TODO: maybe define this for all archs? */ | |
94 | cpu_secondary_init_r(); | |
95 | ||
96 | return 0; | |
97 | } | |
6f6430d7 | 98 | |
71c52dba SG |
99 | static int initr_trace(void) |
100 | { | |
101 | #ifdef CONFIG_TRACE | |
102 | trace_init(gd->trace_buff, CONFIG_TRACE_BUFFER_SIZE); | |
103 | #endif | |
104 | ||
105 | return 0; | |
106 | } | |
107 | ||
6f6430d7 SG |
108 | static int initr_reloc(void) |
109 | { | |
c9356be3 SG |
110 | /* tell others: relocation done */ |
111 | gd->flags |= GD_FLG_RELOC | GD_FLG_FULL_MALLOC_INIT; | |
6f6430d7 SG |
112 | |
113 | return 0; | |
114 | } | |
115 | ||
116 | #ifdef CONFIG_ARM | |
117 | /* | |
118 | * Some of these functions are needed purely because the functions they | |
119 | * call return void. If we change them to return 0, these stubs can go away. | |
120 | */ | |
121 | static int initr_caches(void) | |
122 | { | |
123 | /* Enable caches */ | |
124 | enable_caches(); | |
125 | return 0; | |
126 | } | |
127 | #endif | |
128 | ||
c2240d4d SG |
129 | __weak int fixup_cpu(void) |
130 | { | |
131 | return 0; | |
132 | } | |
133 | ||
6f6430d7 SG |
134 | static int initr_reloc_global_data(void) |
135 | { | |
b60eff31 AA |
136 | #ifdef __ARM__ |
137 | monitor_flash_len = _end - __image_copy_start; | |
2e88bb28 KHH |
138 | #elif defined(CONFIG_NDS32) |
139 | monitor_flash_len = (ulong)&_end - (ulong)&_start; | |
5ff10aa7 | 140 | #elif !defined(CONFIG_SANDBOX) && !defined(CONFIG_NIOS2) |
a0ba279a | 141 | monitor_flash_len = (ulong)&__init_end - gd->relocaddr; |
6f6430d7 | 142 | #endif |
c2240d4d SG |
143 | #if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx) |
144 | /* | |
145 | * The gd->cpu pointer is set to an address in flash before relocation. | |
146 | * We need to update it to point to the same CPU entry in RAM. | |
147 | * TODO: why not just add gd->reloc_ofs? | |
148 | */ | |
a0ba279a | 149 | gd->arch.cpu += gd->relocaddr - CONFIG_SYS_MONITOR_BASE; |
c2240d4d SG |
150 | |
151 | /* | |
152 | * If we didn't know the cpu mask & # cores, we can save them of | |
153 | * now rather than 'computing' them constantly | |
154 | */ | |
155 | fixup_cpu(); | |
156 | #endif | |
157 | #ifdef CONFIG_SYS_EXTRA_ENV_RELOC | |
158 | /* | |
159 | * Some systems need to relocate the env_addr pointer early because the | |
160 | * location it points to will get invalidated before env_relocate is | |
161 | * called. One example is on systems that might use a L2 or L3 cache | |
162 | * in SRAM mode and initialize that cache from SRAM mode back to being | |
163 | * a cache in cpu_init_r. | |
164 | */ | |
a0ba279a | 165 | gd->env_addr += gd->relocaddr - CONFIG_SYS_MONITOR_BASE; |
c2240d4d | 166 | #endif |
e9acb9ea SDPP |
167 | #ifdef CONFIG_OF_EMBED |
168 | /* | |
169 | * The fdt_blob needs to be moved to new relocation address | |
170 | * incase of FDT blob is embedded with in image | |
171 | */ | |
172 | gd->fdt_blob += gd->reloc_off; | |
173 | #endif | |
50149ea3 AG |
174 | #ifdef CONFIG_EFI_LOADER |
175 | efi_runtime_relocate(gd->relocaddr, NULL); | |
176 | #endif | |
e9acb9ea | 177 | |
c2240d4d | 178 | return 0; |
6f6430d7 SG |
179 | } |
180 | ||
181 | static int initr_serial(void) | |
182 | { | |
183 | serial_initialize(); | |
184 | return 0; | |
185 | } | |
186 | ||
4c2cb115 | 187 | #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_MIPS) |
c2240d4d SG |
188 | static int initr_trap(void) |
189 | { | |
190 | /* | |
191 | * Setup trap handlers | |
192 | */ | |
e310b93e | 193 | #if defined(CONFIG_PPC) |
a0ba279a | 194 | trap_init(gd->relocaddr); |
e310b93e | 195 | #else |
196 | trap_init(CONFIG_SYS_SDRAM_BASE); | |
197 | #endif | |
c2240d4d SG |
198 | return 0; |
199 | } | |
200 | #endif | |
201 | ||
202 | #ifdef CONFIG_ADDR_MAP | |
203 | static int initr_addr_map(void) | |
204 | { | |
205 | init_addr_map(); | |
206 | ||
207 | return 0; | |
208 | } | |
209 | #endif | |
210 | ||
6f6430d7 SG |
211 | #ifdef CONFIG_LOGBUFFER |
212 | unsigned long logbuffer_base(void) | |
213 | { | |
214 | return gd->ram_top - LOGBUFF_LEN; | |
215 | } | |
216 | ||
217 | static int initr_logbuffer(void) | |
218 | { | |
219 | logbuff_init_ptrs(); | |
220 | return 0; | |
221 | } | |
222 | #endif | |
223 | ||
224 | #ifdef CONFIG_POST | |
225 | static int initr_post_backlog(void) | |
226 | { | |
227 | post_output_backlog(); | |
228 | return 0; | |
229 | } | |
230 | #endif | |
231 | ||
c2240d4d SG |
232 | #ifdef CONFIG_SYS_DELAYED_ICACHE |
233 | static int initr_icache_enable(void) | |
234 | { | |
235 | return 0; | |
236 | } | |
237 | #endif | |
238 | ||
239 | #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500) | |
240 | static int initr_unlock_ram_in_cache(void) | |
241 | { | |
242 | unlock_ram_in_cache(); /* it's time to unlock D-cache in e500 */ | |
243 | return 0; | |
244 | } | |
245 | #endif | |
246 | ||
247 | #ifdef CONFIG_PCI | |
248 | static int initr_pci(void) | |
249 | { | |
ff3e077b | 250 | #ifndef CONFIG_DM_PCI |
c2240d4d | 251 | pci_init(); |
ff3e077b | 252 | #endif |
c2240d4d SG |
253 | |
254 | return 0; | |
255 | } | |
256 | #endif | |
257 | ||
c2240d4d SG |
258 | static int initr_barrier(void) |
259 | { | |
260 | #ifdef CONFIG_PPC | |
261 | /* TODO: Can we not use dmb() macros for this? */ | |
262 | asm("sync ; isync"); | |
263 | #endif | |
264 | return 0; | |
265 | } | |
266 | ||
6f6430d7 SG |
267 | static int initr_malloc(void) |
268 | { | |
269 | ulong malloc_start; | |
270 | ||
d59476b6 SG |
271 | #ifdef CONFIG_SYS_MALLOC_F_LEN |
272 | debug("Pre-reloc malloc() used %#lx bytes (%ld KB)\n", gd->malloc_ptr, | |
273 | gd->malloc_ptr / 1024); | |
274 | #endif | |
6f6430d7 | 275 | /* The malloc area is immediately below the monitor copy in DRAM */ |
a0ba279a | 276 | malloc_start = gd->relocaddr - TOTAL_MALLOC_LEN; |
a733b06b SG |
277 | mem_malloc_init((ulong)map_sysmem(malloc_start, TOTAL_MALLOC_LEN), |
278 | TOTAL_MALLOC_LEN); | |
6f6430d7 SG |
279 | return 0; |
280 | } | |
281 | ||
9854a874 SG |
282 | static 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 | ||
671fa63e JK |
291 | #ifdef CONFIG_SYS_NONCACHED_MEMORY |
292 | static int initr_noncached(void) | |
293 | { | |
294 | noncached_init(); | |
295 | return 0; | |
296 | } | |
297 | #endif | |
298 | ||
1ce60176 SG |
299 | #ifdef CONFIG_DM |
300 | static int initr_dm(void) | |
301 | { | |
1057e6cf SG |
302 | int ret; |
303 | ||
ab7cd627 SG |
304 | /* Save the pre-reloc driver model and start a new one */ |
305 | gd->dm_root_f = gd->dm_root; | |
306 | gd->dm_root = NULL; | |
d74d6b44 SG |
307 | #ifdef CONFIG_TIMER |
308 | gd->timer = NULL; | |
309 | #endif | |
1057e6cf SG |
310 | ret = dm_init_and_scan(false); |
311 | if (ret) | |
312 | return ret; | |
313 | #ifdef CONFIG_TIMER_EARLY | |
1057e6cf SG |
314 | ret = dm_timer_init(); |
315 | if (ret) | |
316 | return ret; | |
8f41b878 | 317 | #endif |
1057e6cf SG |
318 | |
319 | return 0; | |
1ce60176 SG |
320 | } |
321 | #endif | |
322 | ||
881c124a SG |
323 | static int initr_bootstage(void) |
324 | { | |
325 | /* We cannot do this before initr_dm() */ | |
326 | bootstage_mark_name(BOOTSTAGE_ID_START_UBOOT_R, "board_init_r"); | |
327 | ||
328 | return 0; | |
329 | } | |
330 | ||
6f6430d7 SG |
331 | __weak int power_init_board(void) |
332 | { | |
333 | return 0; | |
334 | } | |
335 | ||
336 | static int initr_announce(void) | |
337 | { | |
a0ba279a | 338 | debug("Now running in RAM - U-Boot at: %08lx\n", gd->relocaddr); |
6f6430d7 SG |
339 | return 0; |
340 | } | |
341 | ||
61d7b1bb AB |
342 | #ifdef CONFIG_NEEDS_MANUAL_RELOC |
343 | static int initr_manual_reloc_cmdtable(void) | |
344 | { | |
345 | fixup_cmdtable(ll_entry_start(cmd_tbl_t, cmd), | |
346 | ll_entry_count(cmd_tbl_t, cmd)); | |
347 | return 0; | |
348 | } | |
349 | #endif | |
350 | ||
e856bdcf | 351 | #if defined(CONFIG_MTD_NOR_FLASH) |
6f6430d7 SG |
352 | static int initr_flash(void) |
353 | { | |
c2240d4d SG |
354 | ulong flash_size = 0; |
355 | bd_t *bd = gd->bd; | |
6f6430d7 SG |
356 | |
357 | puts("Flash: "); | |
358 | ||
70879a92 | 359 | if (board_flash_wp_on()) |
c2240d4d | 360 | printf("Uninitialized - Write Protect On\n"); |
70879a92 | 361 | else |
c2240d4d | 362 | flash_size = flash_init(); |
70879a92 | 363 | |
6f6430d7 SG |
364 | print_size(flash_size, ""); |
365 | #ifdef CONFIG_SYS_FLASH_CHECKSUM | |
366 | /* | |
367 | * Compute and print flash CRC if flashchecksum is set to 'y' | |
368 | * | |
369 | * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX | |
370 | */ | |
371 | if (getenv_yesno("flashchecksum") == 1) { | |
372 | printf(" CRC: %08X", crc32(0, | |
373 | (const unsigned char *) CONFIG_SYS_FLASH_BASE, | |
374 | flash_size)); | |
375 | } | |
376 | #endif /* CONFIG_SYS_FLASH_CHECKSUM */ | |
377 | putc('\n'); | |
378 | ||
c2240d4d SG |
379 | /* update start of FLASH memory */ |
380 | #ifdef CONFIG_SYS_FLASH_BASE | |
381 | bd->bi_flashstart = CONFIG_SYS_FLASH_BASE; | |
382 | #endif | |
383 | /* size of FLASH memory (final value) */ | |
384 | bd->bi_flashsize = flash_size; | |
385 | ||
386 | #if defined(CONFIG_SYS_UPDATE_FLASH_SIZE) | |
387 | /* Make a update of the Memctrl. */ | |
388 | update_flash_size(flash_size); | |
389 | #endif | |
390 | ||
391 | ||
392 | #if defined(CONFIG_OXC) || defined(CONFIG_RMU) | |
393 | /* flash mapped at end of memory map */ | |
394 | bd->bi_flashoffset = CONFIG_SYS_TEXT_BASE + flash_size; | |
395 | #elif CONFIG_SYS_MONITOR_BASE == CONFIG_SYS_FLASH_BASE | |
396 | bd->bi_flashoffset = monitor_flash_len; /* reserved area for monitor */ | |
397 | #endif | |
398 | return 0; | |
399 | } | |
400 | #endif | |
401 | ||
ebe76a2d | 402 | #if defined(CONFIG_PPC) && !defined(CONFIG_DM_SPI) |
c2240d4d SG |
403 | static int initr_spi(void) |
404 | { | |
405 | /* PPC does this here */ | |
406 | #ifdef CONFIG_SPI | |
407 | #if !defined(CONFIG_ENV_IS_IN_EEPROM) | |
408 | spi_init_f(); | |
409 | #endif | |
410 | spi_init_r(); | |
411 | #endif | |
6f6430d7 SG |
412 | return 0; |
413 | } | |
414 | #endif | |
415 | ||
416 | #ifdef CONFIG_CMD_NAND | |
417 | /* go init the NAND */ | |
2588ba14 | 418 | static int initr_nand(void) |
6f6430d7 SG |
419 | { |
420 | puts("NAND: "); | |
421 | nand_init(); | |
203db38a | 422 | printf("%lu MiB\n", nand_size() / 1024); |
6f6430d7 SG |
423 | return 0; |
424 | } | |
425 | #endif | |
426 | ||
427 | #if defined(CONFIG_CMD_ONENAND) | |
428 | /* go init the NAND */ | |
2588ba14 | 429 | static int initr_onenand(void) |
6f6430d7 SG |
430 | { |
431 | puts("NAND: "); | |
432 | onenand_init(); | |
433 | return 0; | |
434 | } | |
435 | #endif | |
436 | ||
437 | #ifdef CONFIG_GENERIC_MMC | |
2588ba14 | 438 | static int initr_mmc(void) |
6f6430d7 SG |
439 | { |
440 | puts("MMC: "); | |
441 | mmc_initialize(gd->bd); | |
442 | return 0; | |
443 | } | |
444 | #endif | |
445 | ||
446 | #ifdef CONFIG_HAS_DATAFLASH | |
2588ba14 | 447 | static int initr_dataflash(void) |
6f6430d7 SG |
448 | { |
449 | AT91F_DataflashInit(); | |
450 | dataflash_print_info(); | |
451 | return 0; | |
452 | } | |
453 | #endif | |
454 | ||
455 | /* | |
456 | * Tell if it's OK to load the environment early in boot. | |
457 | * | |
776babd7 | 458 | * If CONFIG_OF_CONTROL is defined, we'll check with the FDT to see |
6f6430d7 SG |
459 | * if this is OK (defaulting to saying it's OK). |
460 | * | |
461 | * NOTE: Loading the environment early can be a bad idea if security is | |
462 | * important, since no verification is done on the environment. | |
463 | * | |
464 | * @return 0 if environment should not be loaded, !=0 if it is ok to load | |
465 | */ | |
466 | static int should_load_env(void) | |
467 | { | |
468 | #ifdef CONFIG_OF_CONTROL | |
469 | return fdtdec_get_config_int(gd->fdt_blob, "load-environment", 1); | |
470 | #elif defined CONFIG_DELAY_ENVIRONMENT | |
471 | return 0; | |
472 | #else | |
473 | return 1; | |
474 | #endif | |
475 | } | |
476 | ||
477 | static int initr_env(void) | |
478 | { | |
479 | /* initialize environment */ | |
480 | if (should_load_env()) | |
481 | env_relocate(); | |
482 | else | |
483 | set_default_env(NULL); | |
545dfd10 TC |
484 | #ifdef CONFIG_OF_CONTROL |
485 | setenv_addr("fdtcontroladdr", gd->fdt_blob); | |
486 | #endif | |
6f6430d7 SG |
487 | |
488 | /* Initialize from environment */ | |
489 | load_addr = getenv_ulong("loadaddr", 16, load_addr); | |
c2240d4d SG |
490 | #if defined(CONFIG_SYS_EXTBDINFO) |
491 | #if defined(CONFIG_405GP) || defined(CONFIG_405EP) | |
492 | #if defined(CONFIG_I2CFAST) | |
493 | /* | |
494 | * set bi_iic_fast for linux taking environment variable | |
495 | * "i2cfast" into account | |
496 | */ | |
497 | { | |
498 | char *s = getenv("i2cfast"); | |
499 | ||
500 | if (s && ((*s == 'y') || (*s == 'Y'))) { | |
501 | gd->bd->bi_iic_fast[0] = 1; | |
502 | gd->bd->bi_iic_fast[1] = 1; | |
503 | } | |
504 | } | |
505 | #endif /* CONFIG_I2CFAST */ | |
506 | #endif /* CONFIG_405GP, CONFIG_405EP */ | |
507 | #endif /* CONFIG_SYS_EXTBDINFO */ | |
508 | return 0; | |
509 | } | |
510 | ||
c722f0b0 AB |
511 | #ifdef CONFIG_SYS_BOOTPARAMS_LEN |
512 | static int initr_malloc_bootparams(void) | |
513 | { | |
514 | gd->bd->bi_boot_params = (ulong)malloc(CONFIG_SYS_BOOTPARAMS_LEN); | |
515 | if (!gd->bd->bi_boot_params) { | |
516 | puts("WARNING: Cannot allocate space for boot parameters\n"); | |
517 | return -ENOMEM; | |
518 | } | |
519 | return 0; | |
520 | } | |
521 | #endif | |
522 | ||
6f6430d7 SG |
523 | static int initr_jumptable(void) |
524 | { | |
525 | jumptable_init(); | |
526 | return 0; | |
527 | } | |
528 | ||
529 | #if defined(CONFIG_API) | |
530 | static int initr_api(void) | |
531 | { | |
532 | /* Initialize API */ | |
533 | api_init(); | |
534 | return 0; | |
535 | } | |
536 | #endif | |
537 | ||
6f6430d7 | 538 | /* enable exceptions */ |
a752a8b4 | 539 | #if defined(CONFIG_ARM) || defined(CONFIG_AVR32) |
6f6430d7 SG |
540 | static int initr_enable_interrupts(void) |
541 | { | |
542 | enable_interrupts(); | |
543 | return 0; | |
544 | } | |
e424c15c | 545 | #endif |
6f6430d7 SG |
546 | |
547 | #ifdef CONFIG_CMD_NET | |
548 | static int initr_ethaddr(void) | |
549 | { | |
c2240d4d SG |
550 | bd_t *bd = gd->bd; |
551 | ||
552 | /* kept around for legacy kernels only ... ignore the next section */ | |
553 | eth_getenv_enetaddr("ethaddr", bd->bi_enetaddr); | |
554 | #ifdef CONFIG_HAS_ETH1 | |
555 | eth_getenv_enetaddr("eth1addr", bd->bi_enet1addr); | |
556 | #endif | |
557 | #ifdef CONFIG_HAS_ETH2 | |
558 | eth_getenv_enetaddr("eth2addr", bd->bi_enet2addr); | |
559 | #endif | |
560 | #ifdef CONFIG_HAS_ETH3 | |
561 | eth_getenv_enetaddr("eth3addr", bd->bi_enet3addr); | |
562 | #endif | |
563 | #ifdef CONFIG_HAS_ETH4 | |
564 | eth_getenv_enetaddr("eth4addr", bd->bi_enet4addr); | |
565 | #endif | |
566 | #ifdef CONFIG_HAS_ETH5 | |
567 | eth_getenv_enetaddr("eth5addr", bd->bi_enet5addr); | |
568 | #endif | |
569 | return 0; | |
570 | } | |
571 | #endif /* CONFIG_CMD_NET */ | |
572 | ||
573 | #ifdef CONFIG_CMD_KGDB | |
574 | static int initr_kgdb(void) | |
575 | { | |
576 | puts("KGDB: "); | |
577 | kgdb_init(); | |
578 | return 0; | |
579 | } | |
580 | #endif | |
581 | ||
2d8d190c | 582 | #if defined(CONFIG_LED_STATUS) |
c2240d4d SG |
583 | static int initr_status_led(void) |
584 | { | |
2d8d190c UM |
585 | #if defined(CONFIG_LED_STATUS_BOOT) |
586 | status_led_set(CONFIG_LED_STATUS_BOOT, CONFIG_LED_STATUS_BLINKING); | |
13cfbe51 BN |
587 | #else |
588 | status_led_init(); | |
589 | #endif | |
c2240d4d SG |
590 | return 0; |
591 | } | |
592 | #endif | |
593 | ||
e8a016b5 | 594 | #if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI) |
c2240d4d SG |
595 | static int initr_scsi(void) |
596 | { | |
c2240d4d SG |
597 | puts("SCSI: "); |
598 | scsi_init(); | |
6f6430d7 SG |
599 | |
600 | return 0; | |
601 | } | |
2c997e7a | 602 | #endif |
6f6430d7 SG |
603 | |
604 | #ifdef CONFIG_BITBANGMII | |
605 | static int initr_bbmii(void) | |
606 | { | |
607 | bb_miiphy_init(); | |
608 | return 0; | |
609 | } | |
610 | #endif | |
611 | ||
612 | #ifdef CONFIG_CMD_NET | |
613 | static int initr_net(void) | |
614 | { | |
615 | puts("Net: "); | |
d2eaec60 | 616 | eth_initialize(); |
6f6430d7 SG |
617 | #if defined(CONFIG_RESET_PHY_R) |
618 | debug("Reset Ethernet PHY\n"); | |
619 | reset_phy(); | |
620 | #endif | |
621 | return 0; | |
622 | } | |
623 | #endif | |
624 | ||
625 | #ifdef CONFIG_POST | |
626 | static int initr_post(void) | |
627 | { | |
628 | post_run(NULL, POST_RAM | post_bootmode_get(0)); | |
629 | return 0; | |
630 | } | |
631 | #endif | |
632 | ||
c2240d4d SG |
633 | #if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_CMD_IDE) |
634 | static int initr_pcmcia(void) | |
635 | { | |
636 | puts("PCMCIA:"); | |
637 | pcmcia_init(); | |
638 | return 0; | |
639 | } | |
640 | #endif | |
641 | ||
642 | #if defined(CONFIG_CMD_IDE) | |
643 | static int initr_ide(void) | |
644 | { | |
645 | #ifdef CONFIG_IDE_8xx_PCCARD | |
646 | puts("PCMCIA:"); | |
647 | #else | |
648 | puts("IDE: "); | |
649 | #endif | |
650 | #if defined(CONFIG_START_IDE) | |
651 | if (board_start_ide()) | |
652 | ide_init(); | |
653 | #else | |
654 | ide_init(); | |
655 | #endif | |
656 | return 0; | |
657 | } | |
658 | #endif | |
659 | ||
6f6430d7 SG |
660 | #if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER) |
661 | /* | |
662 | * Export available size of memory for Linux, taking into account the | |
663 | * protected RAM at top of memory | |
664 | */ | |
665 | int initr_mem(void) | |
666 | { | |
667 | ulong pram = 0; | |
668 | char memsz[32]; | |
669 | ||
670 | # ifdef CONFIG_PRAM | |
671 | pram = getenv_ulong("pram", 10, CONFIG_PRAM); | |
672 | # endif | |
673 | # if defined(CONFIG_LOGBUFFER) && !defined(CONFIG_ALT_LB_ADDR) | |
674 | /* Also take the logbuffer into account (pram is in kB) */ | |
675 | pram += (LOGBUFF_LEN + LOGBUFF_OVERHEAD) / 1024; | |
676 | # endif | |
ae1a74eb | 677 | sprintf(memsz, "%ldk", (long int) ((gd->ram_size / 1024) - pram)); |
6f6430d7 | 678 | setenv("mem", memsz); |
c2240d4d SG |
679 | |
680 | return 0; | |
681 | } | |
682 | #endif | |
683 | ||
684 | #ifdef CONFIG_CMD_BEDBUG | |
685 | static int initr_bedbug(void) | |
686 | { | |
687 | bedbug_init(); | |
688 | ||
689 | return 0; | |
690 | } | |
691 | #endif | |
692 | ||
693 | #ifdef CONFIG_PS2KBD | |
694 | static int initr_kbd(void) | |
695 | { | |
696 | puts("PS/2: "); | |
697 | kbd_init(); | |
698 | return 0; | |
699 | } | |
700 | #endif | |
701 | ||
6f6430d7 SG |
702 | static int run_main_loop(void) |
703 | { | |
a733b06b SG |
704 | #ifdef CONFIG_SANDBOX |
705 | sandbox_main_loop_init(); | |
706 | #endif | |
6f6430d7 SG |
707 | /* main_loop() can return to retry autoboot, if so just run it again */ |
708 | for (;;) | |
709 | main_loop(); | |
710 | return 0; | |
711 | } | |
712 | ||
713 | /* | |
714 | * Over time we hope to remove these functions with code fragments and | |
715 | * stub funtcions, and instead call the relevant function directly. | |
716 | * | |
717 | * We also hope to remove most of the driver-related init and do it if/when | |
718 | * the driver is later used. | |
c2240d4d SG |
719 | * |
720 | * TODO: perhaps reset the watchdog in the initcall function after each call? | |
6f6430d7 | 721 | */ |
4acff452 | 722 | static init_fnc_t init_sequence_r[] = { |
71c52dba | 723 | initr_trace, |
6f6430d7 | 724 | initr_reloc, |
c2240d4d | 725 | /* TODO: could x86/PPC have this also perhaps? */ |
6f6430d7 SG |
726 | #ifdef CONFIG_ARM |
727 | initr_caches, | |
12eaf31c YS |
728 | /* Note: For Freescale LS2 SoCs, new MMU table is created in DDR. |
729 | * A temporary mapping of IFC high region is since removed, | |
730 | * so environmental variables in NOR flash is not availble | |
731 | * until board_init() is called below to remap IFC to high | |
732 | * region. | |
733 | */ | |
9fb02491 SG |
734 | #endif |
735 | initr_reloc_global_data, | |
fef3e25f YS |
736 | #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500) |
737 | initr_unlock_ram_in_cache, | |
738 | #endif | |
9fb02491 SG |
739 | initr_barrier, |
740 | initr_malloc, | |
9854a874 | 741 | initr_console_record, |
671fa63e JK |
742 | #ifdef CONFIG_SYS_NONCACHED_MEMORY |
743 | initr_noncached, | |
744 | #endif | |
9fb02491 SG |
745 | bootstage_relocate, |
746 | #ifdef CONFIG_DM | |
747 | initr_dm, | |
748 | #endif | |
881c124a | 749 | initr_bootstage, |
2e88bb28 | 750 | #if defined(CONFIG_ARM) || defined(CONFIG_NDS32) |
6f6430d7 | 751 | board_init, /* Setup chipselects */ |
c2240d4d SG |
752 | #endif |
753 | /* | |
754 | * TODO: printing of the clock inforamtion of the board is now | |
755 | * implemented as part of bdinfo command. Currently only support for | |
756 | * davinci SOC's is added. Remove this check once all the board | |
757 | * implement this. | |
758 | */ | |
759 | #ifdef CONFIG_CLOCKS | |
760 | set_cpu_clk_info, /* Setup clock information */ | |
5d00995c AG |
761 | #endif |
762 | #ifdef CONFIG_EFI_LOADER | |
763 | efi_memory_init, | |
6f6430d7 | 764 | #endif |
9fb02491 | 765 | stdio_init_tables, |
6f6430d7 SG |
766 | initr_serial, |
767 | initr_announce, | |
c2240d4d | 768 | INIT_FUNC_WATCHDOG_RESET |
61d7b1bb AB |
769 | #ifdef CONFIG_NEEDS_MANUAL_RELOC |
770 | initr_manual_reloc_cmdtable, | |
771 | #endif | |
4c2cb115 | 772 | #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_MIPS) |
c2240d4d SG |
773 | initr_trap, |
774 | #endif | |
775 | #ifdef CONFIG_ADDR_MAP | |
776 | initr_addr_map, | |
777 | #endif | |
778 | #if defined(CONFIG_BOARD_EARLY_INIT_R) | |
779 | board_early_init_r, | |
780 | #endif | |
781 | INIT_FUNC_WATCHDOG_RESET | |
6f6430d7 SG |
782 | #ifdef CONFIG_LOGBUFFER |
783 | initr_logbuffer, | |
784 | #endif | |
785 | #ifdef CONFIG_POST | |
786 | initr_post_backlog, | |
787 | #endif | |
c2240d4d SG |
788 | INIT_FUNC_WATCHDOG_RESET |
789 | #ifdef CONFIG_SYS_DELAYED_ICACHE | |
790 | initr_icache_enable, | |
791 | #endif | |
c2240d4d SG |
792 | #if defined(CONFIG_PCI) && defined(CONFIG_SYS_EARLY_PCI_INIT) |
793 | /* | |
794 | * Do early PCI configuration _before_ the flash gets initialised, | |
795 | * because PCU ressources are crucial for flash access on some boards. | |
796 | */ | |
797 | initr_pci, | |
798 | #endif | |
6f6430d7 SG |
799 | #ifdef CONFIG_ARCH_EARLY_INIT_R |
800 | arch_early_init_r, | |
801 | #endif | |
802 | power_init_board, | |
e856bdcf | 803 | #ifdef CONFIG_MTD_NOR_FLASH |
6f6430d7 | 804 | initr_flash, |
c2240d4d SG |
805 | #endif |
806 | INIT_FUNC_WATCHDOG_RESET | |
936478e7 | 807 | #if defined(CONFIG_PPC) || defined(CONFIG_M68K) || defined(CONFIG_X86) |
c2240d4d SG |
808 | /* initialize higher level parts of CPU like time base and timers */ |
809 | cpu_init_r, | |
be274b99 SG |
810 | #endif |
811 | #ifdef CONFIG_PPC | |
c2240d4d | 812 | initr_spi, |
6f6430d7 SG |
813 | #endif |
814 | #ifdef CONFIG_CMD_NAND | |
815 | initr_nand, | |
816 | #endif | |
817 | #ifdef CONFIG_CMD_ONENAND | |
818 | initr_onenand, | |
819 | #endif | |
820 | #ifdef CONFIG_GENERIC_MMC | |
821 | initr_mmc, | |
822 | #endif | |
823 | #ifdef CONFIG_HAS_DATAFLASH | |
824 | initr_dataflash, | |
825 | #endif | |
826 | initr_env, | |
c722f0b0 AB |
827 | #ifdef CONFIG_SYS_BOOTPARAMS_LEN |
828 | initr_malloc_bootparams, | |
829 | #endif | |
c2240d4d SG |
830 | INIT_FUNC_WATCHDOG_RESET |
831 | initr_secondary_cpu, | |
c2240d4d SG |
832 | #if defined(CONFIG_ID_EEPROM) || defined(CONFIG_SYS_I2C_MAC_OFFSET) |
833 | mac_read_from_eeprom, | |
834 | #endif | |
835 | INIT_FUNC_WATCHDOG_RESET | |
836 | #if defined(CONFIG_PCI) && !defined(CONFIG_SYS_EARLY_PCI_INIT) | |
837 | /* | |
838 | * Do pci configuration | |
839 | */ | |
840 | initr_pci, | |
841 | #endif | |
9fb02491 | 842 | stdio_add_devices, |
6f6430d7 SG |
843 | initr_jumptable, |
844 | #ifdef CONFIG_API | |
845 | initr_api, | |
846 | #endif | |
847 | console_init_r, /* fully init console as a device */ | |
848 | #ifdef CONFIG_DISPLAY_BOARDINFO_LATE | |
0365ffcc | 849 | show_board_info, |
6f6430d7 SG |
850 | #endif |
851 | #ifdef CONFIG_ARCH_MISC_INIT | |
852 | arch_misc_init, /* miscellaneous arch-dependent init */ | |
853 | #endif | |
854 | #ifdef CONFIG_MISC_INIT_R | |
855 | misc_init_r, /* miscellaneous platform-dependent init */ | |
c2240d4d SG |
856 | #endif |
857 | INIT_FUNC_WATCHDOG_RESET | |
858 | #ifdef CONFIG_CMD_KGDB | |
859 | initr_kgdb, | |
6f6430d7 SG |
860 | #endif |
861 | interrupt_init, | |
a752a8b4 | 862 | #if defined(CONFIG_ARM) || defined(CONFIG_AVR32) |
6f6430d7 | 863 | initr_enable_interrupts, |
c2240d4d | 864 | #endif |
643b0f75 | 865 | #if defined(CONFIG_MICROBLAZE) || defined(CONFIG_AVR32) || defined(CONFIG_M68K) |
be274b99 SG |
866 | timer_init, /* initialize timer */ |
867 | #endif | |
2d8d190c | 868 | #if defined(CONFIG_LED_STATUS) |
c2240d4d SG |
869 | initr_status_led, |
870 | #endif | |
871 | /* PPC has a udelay(20) here dating from 2002. Why? */ | |
6f6430d7 SG |
872 | #ifdef CONFIG_CMD_NET |
873 | initr_ethaddr, | |
874 | #endif | |
875 | #ifdef CONFIG_BOARD_LATE_INIT | |
876 | board_late_init, | |
877 | #endif | |
e8a016b5 | 878 | #if defined(CONFIG_SCSI) && !defined(CONFIG_DM_SCSI) |
c2240d4d SG |
879 | INIT_FUNC_WATCHDOG_RESET |
880 | initr_scsi, | |
881 | #endif | |
6f6430d7 SG |
882 | #ifdef CONFIG_BITBANGMII |
883 | initr_bbmii, | |
884 | #endif | |
885 | #ifdef CONFIG_CMD_NET | |
c2240d4d | 886 | INIT_FUNC_WATCHDOG_RESET |
6f6430d7 SG |
887 | initr_net, |
888 | #endif | |
889 | #ifdef CONFIG_POST | |
890 | initr_post, | |
c2240d4d SG |
891 | #endif |
892 | #if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_CMD_IDE) | |
893 | initr_pcmcia, | |
894 | #endif | |
895 | #if defined(CONFIG_CMD_IDE) | |
896 | initr_ide, | |
897 | #endif | |
898 | #ifdef CONFIG_LAST_STAGE_INIT | |
899 | INIT_FUNC_WATCHDOG_RESET | |
900 | /* | |
901 | * Some parts can be only initialized if all others (like | |
902 | * Interrupts) are up and running (i.e. the PC-style ISA | |
903 | * keyboard). | |
904 | */ | |
905 | last_stage_init, | |
906 | #endif | |
907 | #ifdef CONFIG_CMD_BEDBUG | |
908 | INIT_FUNC_WATCHDOG_RESET | |
909 | initr_bedbug, | |
910 | #endif | |
911 | #if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER) | |
912 | initr_mem, | |
913 | #endif | |
914 | #ifdef CONFIG_PS2KBD | |
915 | initr_kbd, | |
6f6430d7 SG |
916 | #endif |
917 | run_main_loop, | |
918 | }; | |
919 | ||
920 | void board_init_r(gd_t *new_gd, ulong dest_addr) | |
921 | { | |
fb92308b SG |
922 | /* |
923 | * Set up the new global data pointer. So far only x86 does this | |
924 | * here. | |
925 | * TODO(sjg@chromium.org): Consider doing this for all archs, or | |
926 | * dropping the new_gd parameter. | |
927 | */ | |
928 | #if CONFIG_IS_ENABLED(X86_64) | |
929 | arch_setup_gd(new_gd); | |
930 | #endif | |
931 | ||
7395398a AB |
932 | #ifdef CONFIG_NEEDS_MANUAL_RELOC |
933 | int i; | |
934 | #endif | |
935 | ||
a752a8b4 AB |
936 | #ifdef CONFIG_AVR32 |
937 | mmu_init_r(dest_addr); | |
938 | #endif | |
939 | ||
47a602ea | 940 | #if !defined(CONFIG_X86) && !defined(CONFIG_ARM) && !defined(CONFIG_ARM64) |
6f6430d7 | 941 | gd = new_gd; |
be274b99 | 942 | #endif |
7395398a AB |
943 | |
944 | #ifdef CONFIG_NEEDS_MANUAL_RELOC | |
945 | for (i = 0; i < ARRAY_SIZE(init_sequence_r); i++) | |
946 | init_sequence_r[i] += gd->reloc_off; | |
947 | #endif | |
948 | ||
6f6430d7 SG |
949 | if (initcall_run_list(init_sequence_r)) |
950 | hang(); | |
951 | ||
952 | /* NOTREACHED - run_main_loop() does not return */ | |
953 | hang(); | |
954 | } |