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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 | |
6f6430d7 SG |
18 | #ifdef CONFIG_HAS_DATAFLASH |
19 | #include <dataflash.h> | |
20 | #endif | |
1ce60176 | 21 | #include <dm.h> |
6f6430d7 SG |
22 | #include <environment.h> |
23 | #include <fdtdec.h> | |
c2240d4d SG |
24 | #if defined(CONFIG_CMD_IDE) |
25 | #include <ide.h> | |
26 | #endif | |
6f6430d7 | 27 | #include <initcall.h> |
c2240d4d SG |
28 | #ifdef CONFIG_PS2KBD |
29 | #include <keyboard.h> | |
30 | #endif | |
31 | #if defined(CONFIG_CMD_KGDB) | |
32 | #include <kgdb.h> | |
33 | #endif | |
6f6430d7 SG |
34 | #include <logbuff.h> |
35 | #include <malloc.h> | |
c2240d4d SG |
36 | #ifdef CONFIG_BITBANGMII |
37 | #include <miiphy.h> | |
38 | #endif | |
6f6430d7 SG |
39 | #include <mmc.h> |
40 | #include <nand.h> | |
41 | #include <onenand_uboot.h> | |
c2240d4d | 42 | #include <scsi.h> |
6f6430d7 | 43 | #include <serial.h> |
c2240d4d | 44 | #include <spi.h> |
6f6430d7 | 45 | #include <stdio_dev.h> |
71c52dba | 46 | #include <trace.h> |
c2240d4d SG |
47 | #include <watchdog.h> |
48 | #ifdef CONFIG_ADDR_MAP | |
49 | #include <asm/mmu.h> | |
50 | #endif | |
6f6430d7 | 51 | #include <asm/sections.h> |
be274b99 SG |
52 | #ifdef CONFIG_X86 |
53 | #include <asm/init_helpers.h> | |
54 | #endif | |
1ce60176 | 55 | #include <dm/root.h> |
c2240d4d | 56 | #include <linux/compiler.h> |
1ce60176 | 57 | #include <linux/err.h> |
6f6430d7 SG |
58 | |
59 | DECLARE_GLOBAL_DATA_PTR; | |
60 | ||
61 | ulong monitor_flash_len; | |
62 | ||
dd2a6cd0 | 63 | __weak int board_flash_wp_on(void) |
c2240d4d SG |
64 | { |
65 | /* | |
66 | * Most flashes can't be detected when write protection is enabled, | |
67 | * so provide a way to let U-Boot gracefully ignore write protected | |
68 | * devices. | |
69 | */ | |
70 | return 0; | |
71 | } | |
72 | ||
dd2a6cd0 | 73 | __weak void cpu_secondary_init_r(void) |
c2240d4d SG |
74 | { |
75 | } | |
76 | ||
c2240d4d SG |
77 | static int initr_secondary_cpu(void) |
78 | { | |
79 | /* | |
80 | * after non-volatile devices & environment is setup and cpu code have | |
81 | * another round to deal with any initialization that might require | |
82 | * full access to the environment or loading of some image (firmware) | |
83 | * from a non-volatile device | |
84 | */ | |
85 | /* TODO: maybe define this for all archs? */ | |
86 | cpu_secondary_init_r(); | |
87 | ||
88 | return 0; | |
89 | } | |
6f6430d7 | 90 | |
71c52dba SG |
91 | static int initr_trace(void) |
92 | { | |
93 | #ifdef CONFIG_TRACE | |
94 | trace_init(gd->trace_buff, CONFIG_TRACE_BUFFER_SIZE); | |
95 | #endif | |
96 | ||
97 | return 0; | |
98 | } | |
99 | ||
6f6430d7 SG |
100 | static int initr_reloc(void) |
101 | { | |
c9356be3 SG |
102 | /* tell others: relocation done */ |
103 | gd->flags |= GD_FLG_RELOC | GD_FLG_FULL_MALLOC_INIT; | |
6f6430d7 SG |
104 | bootstage_mark_name(BOOTSTAGE_ID_START_UBOOT_R, "board_init_r"); |
105 | ||
106 | return 0; | |
107 | } | |
108 | ||
109 | #ifdef CONFIG_ARM | |
110 | /* | |
111 | * Some of these functions are needed purely because the functions they | |
112 | * call return void. If we change them to return 0, these stubs can go away. | |
113 | */ | |
114 | static int initr_caches(void) | |
115 | { | |
116 | /* Enable caches */ | |
117 | enable_caches(); | |
118 | return 0; | |
119 | } | |
120 | #endif | |
121 | ||
c2240d4d SG |
122 | __weak int fixup_cpu(void) |
123 | { | |
124 | return 0; | |
125 | } | |
126 | ||
6f6430d7 SG |
127 | static int initr_reloc_global_data(void) |
128 | { | |
b60eff31 AA |
129 | #ifdef __ARM__ |
130 | monitor_flash_len = _end - __image_copy_start; | |
5ff10aa7 | 131 | #elif !defined(CONFIG_SANDBOX) && !defined(CONFIG_NIOS2) |
a0ba279a | 132 | monitor_flash_len = (ulong)&__init_end - gd->relocaddr; |
6f6430d7 | 133 | #endif |
c2240d4d SG |
134 | #if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx) |
135 | /* | |
136 | * The gd->cpu pointer is set to an address in flash before relocation. | |
137 | * We need to update it to point to the same CPU entry in RAM. | |
138 | * TODO: why not just add gd->reloc_ofs? | |
139 | */ | |
a0ba279a | 140 | gd->arch.cpu += gd->relocaddr - CONFIG_SYS_MONITOR_BASE; |
c2240d4d SG |
141 | |
142 | /* | |
143 | * If we didn't know the cpu mask & # cores, we can save them of | |
144 | * now rather than 'computing' them constantly | |
145 | */ | |
146 | fixup_cpu(); | |
147 | #endif | |
148 | #ifdef CONFIG_SYS_EXTRA_ENV_RELOC | |
149 | /* | |
150 | * Some systems need to relocate the env_addr pointer early because the | |
151 | * location it points to will get invalidated before env_relocate is | |
152 | * called. One example is on systems that might use a L2 or L3 cache | |
153 | * in SRAM mode and initialize that cache from SRAM mode back to being | |
154 | * a cache in cpu_init_r. | |
155 | */ | |
a0ba279a | 156 | gd->env_addr += gd->relocaddr - CONFIG_SYS_MONITOR_BASE; |
c2240d4d SG |
157 | #endif |
158 | return 0; | |
6f6430d7 SG |
159 | } |
160 | ||
161 | static int initr_serial(void) | |
162 | { | |
163 | serial_initialize(); | |
164 | return 0; | |
165 | } | |
166 | ||
c2240d4d SG |
167 | #ifdef CONFIG_PPC |
168 | static int initr_trap(void) | |
169 | { | |
170 | /* | |
171 | * Setup trap handlers | |
172 | */ | |
a0ba279a | 173 | trap_init(gd->relocaddr); |
c2240d4d SG |
174 | |
175 | return 0; | |
176 | } | |
177 | #endif | |
178 | ||
179 | #ifdef CONFIG_ADDR_MAP | |
180 | static int initr_addr_map(void) | |
181 | { | |
182 | init_addr_map(); | |
183 | ||
184 | return 0; | |
185 | } | |
186 | #endif | |
187 | ||
6f6430d7 SG |
188 | #ifdef CONFIG_LOGBUFFER |
189 | unsigned long logbuffer_base(void) | |
190 | { | |
191 | return gd->ram_top - LOGBUFF_LEN; | |
192 | } | |
193 | ||
194 | static int initr_logbuffer(void) | |
195 | { | |
196 | logbuff_init_ptrs(); | |
197 | return 0; | |
198 | } | |
199 | #endif | |
200 | ||
201 | #ifdef CONFIG_POST | |
202 | static int initr_post_backlog(void) | |
203 | { | |
204 | post_output_backlog(); | |
205 | return 0; | |
206 | } | |
207 | #endif | |
208 | ||
c2240d4d SG |
209 | #ifdef CONFIG_SYS_DELAYED_ICACHE |
210 | static int initr_icache_enable(void) | |
211 | { | |
212 | return 0; | |
213 | } | |
214 | #endif | |
215 | ||
216 | #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500) | |
217 | static int initr_unlock_ram_in_cache(void) | |
218 | { | |
219 | unlock_ram_in_cache(); /* it's time to unlock D-cache in e500 */ | |
220 | return 0; | |
221 | } | |
222 | #endif | |
223 | ||
224 | #ifdef CONFIG_PCI | |
225 | static int initr_pci(void) | |
226 | { | |
227 | pci_init(); | |
228 | ||
229 | return 0; | |
230 | } | |
231 | #endif | |
232 | ||
233 | #ifdef CONFIG_WINBOND_83C553 | |
234 | static int initr_w83c553f(void) | |
235 | { | |
236 | /* | |
237 | * Initialise the ISA bridge | |
238 | */ | |
239 | initialise_w83c553f(); | |
240 | return 0; | |
241 | } | |
242 | #endif | |
243 | ||
244 | static int initr_barrier(void) | |
245 | { | |
246 | #ifdef CONFIG_PPC | |
247 | /* TODO: Can we not use dmb() macros for this? */ | |
248 | asm("sync ; isync"); | |
249 | #endif | |
250 | return 0; | |
251 | } | |
252 | ||
6f6430d7 SG |
253 | static int initr_malloc(void) |
254 | { | |
255 | ulong malloc_start; | |
256 | ||
d59476b6 SG |
257 | #ifdef CONFIG_SYS_MALLOC_F_LEN |
258 | debug("Pre-reloc malloc() used %#lx bytes (%ld KB)\n", gd->malloc_ptr, | |
259 | gd->malloc_ptr / 1024); | |
260 | #endif | |
6f6430d7 | 261 | /* The malloc area is immediately below the monitor copy in DRAM */ |
a0ba279a | 262 | malloc_start = gd->relocaddr - TOTAL_MALLOC_LEN; |
a733b06b SG |
263 | mem_malloc_init((ulong)map_sysmem(malloc_start, TOTAL_MALLOC_LEN), |
264 | TOTAL_MALLOC_LEN); | |
6f6430d7 SG |
265 | return 0; |
266 | } | |
267 | ||
1ce60176 SG |
268 | #ifdef CONFIG_DM |
269 | static int initr_dm(void) | |
270 | { | |
ab7cd627 SG |
271 | /* Save the pre-reloc driver model and start a new one */ |
272 | gd->dm_root_f = gd->dm_root; | |
273 | gd->dm_root = NULL; | |
274 | return dm_init_and_scan(false); | |
1ce60176 SG |
275 | } |
276 | #endif | |
277 | ||
6f6430d7 SG |
278 | __weak int power_init_board(void) |
279 | { | |
280 | return 0; | |
281 | } | |
282 | ||
283 | static int initr_announce(void) | |
284 | { | |
a0ba279a | 285 | debug("Now running in RAM - U-Boot at: %08lx\n", gd->relocaddr); |
6f6430d7 SG |
286 | return 0; |
287 | } | |
288 | ||
289 | #if !defined(CONFIG_SYS_NO_FLASH) | |
290 | static int initr_flash(void) | |
291 | { | |
c2240d4d SG |
292 | ulong flash_size = 0; |
293 | bd_t *bd = gd->bd; | |
294 | int ok; | |
6f6430d7 SG |
295 | |
296 | puts("Flash: "); | |
297 | ||
c2240d4d SG |
298 | if (board_flash_wp_on()) { |
299 | printf("Uninitialized - Write Protect On\n"); | |
300 | /* Since WP is on, we can't find real size. Set to 0 */ | |
301 | ok = 1; | |
302 | } else { | |
303 | flash_size = flash_init(); | |
304 | ok = flash_size > 0; | |
305 | } | |
306 | if (!ok) { | |
6f6430d7 | 307 | puts("*** failed ***\n"); |
c2240d4d SG |
308 | #ifdef CONFIG_PPC |
309 | /* Why does PPC do this? */ | |
310 | hang(); | |
311 | #endif | |
6f6430d7 SG |
312 | return -1; |
313 | } | |
314 | print_size(flash_size, ""); | |
315 | #ifdef CONFIG_SYS_FLASH_CHECKSUM | |
316 | /* | |
317 | * Compute and print flash CRC if flashchecksum is set to 'y' | |
318 | * | |
319 | * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX | |
320 | */ | |
321 | if (getenv_yesno("flashchecksum") == 1) { | |
322 | printf(" CRC: %08X", crc32(0, | |
323 | (const unsigned char *) CONFIG_SYS_FLASH_BASE, | |
324 | flash_size)); | |
325 | } | |
326 | #endif /* CONFIG_SYS_FLASH_CHECKSUM */ | |
327 | putc('\n'); | |
328 | ||
c2240d4d SG |
329 | /* update start of FLASH memory */ |
330 | #ifdef CONFIG_SYS_FLASH_BASE | |
331 | bd->bi_flashstart = CONFIG_SYS_FLASH_BASE; | |
332 | #endif | |
333 | /* size of FLASH memory (final value) */ | |
334 | bd->bi_flashsize = flash_size; | |
335 | ||
336 | #if defined(CONFIG_SYS_UPDATE_FLASH_SIZE) | |
337 | /* Make a update of the Memctrl. */ | |
338 | update_flash_size(flash_size); | |
339 | #endif | |
340 | ||
341 | ||
342 | #if defined(CONFIG_OXC) || defined(CONFIG_RMU) | |
343 | /* flash mapped at end of memory map */ | |
344 | bd->bi_flashoffset = CONFIG_SYS_TEXT_BASE + flash_size; | |
345 | #elif CONFIG_SYS_MONITOR_BASE == CONFIG_SYS_FLASH_BASE | |
346 | bd->bi_flashoffset = monitor_flash_len; /* reserved area for monitor */ | |
347 | #endif | |
348 | return 0; | |
349 | } | |
350 | #endif | |
351 | ||
ebe76a2d | 352 | #if defined(CONFIG_PPC) && !defined(CONFIG_DM_SPI) |
c2240d4d SG |
353 | static int initr_spi(void) |
354 | { | |
355 | /* PPC does this here */ | |
356 | #ifdef CONFIG_SPI | |
357 | #if !defined(CONFIG_ENV_IS_IN_EEPROM) | |
358 | spi_init_f(); | |
359 | #endif | |
360 | spi_init_r(); | |
361 | #endif | |
6f6430d7 SG |
362 | return 0; |
363 | } | |
364 | #endif | |
365 | ||
366 | #ifdef CONFIG_CMD_NAND | |
367 | /* go init the NAND */ | |
2588ba14 | 368 | static int initr_nand(void) |
6f6430d7 SG |
369 | { |
370 | puts("NAND: "); | |
371 | nand_init(); | |
372 | return 0; | |
373 | } | |
374 | #endif | |
375 | ||
376 | #if defined(CONFIG_CMD_ONENAND) | |
377 | /* go init the NAND */ | |
2588ba14 | 378 | static int initr_onenand(void) |
6f6430d7 SG |
379 | { |
380 | puts("NAND: "); | |
381 | onenand_init(); | |
382 | return 0; | |
383 | } | |
384 | #endif | |
385 | ||
386 | #ifdef CONFIG_GENERIC_MMC | |
2588ba14 | 387 | static int initr_mmc(void) |
6f6430d7 SG |
388 | { |
389 | puts("MMC: "); | |
390 | mmc_initialize(gd->bd); | |
391 | return 0; | |
392 | } | |
393 | #endif | |
394 | ||
395 | #ifdef CONFIG_HAS_DATAFLASH | |
2588ba14 | 396 | static int initr_dataflash(void) |
6f6430d7 SG |
397 | { |
398 | AT91F_DataflashInit(); | |
399 | dataflash_print_info(); | |
400 | return 0; | |
401 | } | |
402 | #endif | |
403 | ||
404 | /* | |
405 | * Tell if it's OK to load the environment early in boot. | |
406 | * | |
407 | * If CONFIG_OF_CONFIG is defined, we'll check with the FDT to see | |
408 | * if this is OK (defaulting to saying it's OK). | |
409 | * | |
410 | * NOTE: Loading the environment early can be a bad idea if security is | |
411 | * important, since no verification is done on the environment. | |
412 | * | |
413 | * @return 0 if environment should not be loaded, !=0 if it is ok to load | |
414 | */ | |
415 | static int should_load_env(void) | |
416 | { | |
417 | #ifdef CONFIG_OF_CONTROL | |
418 | return fdtdec_get_config_int(gd->fdt_blob, "load-environment", 1); | |
419 | #elif defined CONFIG_DELAY_ENVIRONMENT | |
420 | return 0; | |
421 | #else | |
422 | return 1; | |
423 | #endif | |
424 | } | |
425 | ||
426 | static int initr_env(void) | |
427 | { | |
428 | /* initialize environment */ | |
429 | if (should_load_env()) | |
430 | env_relocate(); | |
431 | else | |
432 | set_default_env(NULL); | |
433 | ||
434 | /* Initialize from environment */ | |
435 | load_addr = getenv_ulong("loadaddr", 16, load_addr); | |
c2240d4d SG |
436 | #if defined(CONFIG_SYS_EXTBDINFO) |
437 | #if defined(CONFIG_405GP) || defined(CONFIG_405EP) | |
438 | #if defined(CONFIG_I2CFAST) | |
439 | /* | |
440 | * set bi_iic_fast for linux taking environment variable | |
441 | * "i2cfast" into account | |
442 | */ | |
443 | { | |
444 | char *s = getenv("i2cfast"); | |
445 | ||
446 | if (s && ((*s == 'y') || (*s == 'Y'))) { | |
447 | gd->bd->bi_iic_fast[0] = 1; | |
448 | gd->bd->bi_iic_fast[1] = 1; | |
449 | } | |
450 | } | |
451 | #endif /* CONFIG_I2CFAST */ | |
452 | #endif /* CONFIG_405GP, CONFIG_405EP */ | |
453 | #endif /* CONFIG_SYS_EXTBDINFO */ | |
454 | return 0; | |
455 | } | |
456 | ||
457 | #ifdef CONFIG_HERMES | |
458 | static int initr_hermes(void) | |
459 | { | |
460 | if ((gd->board_type >> 16) == 2) | |
461 | gd->bd->bi_ethspeed = gd->board_type & 0xFFFF; | |
462 | else | |
463 | gd->bd->bi_ethspeed = 0xFFFF; | |
464 | return 0; | |
465 | } | |
466 | ||
467 | static int initr_hermes_start(void) | |
468 | { | |
469 | if (gd->bd->bi_ethspeed != 0xFFFF) | |
470 | hermes_start_lxt980((int) gd->bd->bi_ethspeed); | |
6f6430d7 SG |
471 | return 0; |
472 | } | |
c2240d4d SG |
473 | #endif |
474 | ||
475 | #ifdef CONFIG_SC3 | |
476 | /* TODO: with new initcalls, move this into the driver */ | |
477 | extern void sc3_read_eeprom(void); | |
478 | ||
479 | static int initr_sc3_read_eeprom(void) | |
480 | { | |
481 | sc3_read_eeprom(); | |
482 | return 0; | |
483 | } | |
484 | #endif | |
6f6430d7 SG |
485 | |
486 | static int initr_jumptable(void) | |
487 | { | |
488 | jumptable_init(); | |
489 | return 0; | |
490 | } | |
491 | ||
492 | #if defined(CONFIG_API) | |
493 | static int initr_api(void) | |
494 | { | |
495 | /* Initialize API */ | |
496 | api_init(); | |
497 | return 0; | |
498 | } | |
499 | #endif | |
500 | ||
501 | #ifdef CONFIG_DISPLAY_BOARDINFO_LATE | |
502 | static int show_model_r(void) | |
503 | { | |
504 | /* Put this here so it appears on the LCD, now it is ready */ | |
505 | # ifdef CONFIG_OF_CONTROL | |
506 | const char *model; | |
507 | ||
508 | model = (char *)fdt_getprop(gd->fdt_blob, 0, "model", NULL); | |
509 | printf("Model: %s\n", model ? model : "<unknown>"); | |
510 | # else | |
511 | checkboard(); | |
512 | # endif | |
c4474fc8 | 513 | return 0; |
6f6430d7 SG |
514 | } |
515 | #endif | |
516 | ||
517 | /* enable exceptions */ | |
e424c15c | 518 | #ifdef CONFIG_ARM |
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 | ||
561 | #if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT) | |
562 | static int initr_status_led(void) | |
563 | { | |
564 | status_led_set(STATUS_LED_BOOT, STATUS_LED_BLINKING); | |
565 | ||
566 | return 0; | |
567 | } | |
568 | #endif | |
569 | ||
570 | #if defined(CONFIG_CMD_SCSI) | |
571 | static int initr_scsi(void) | |
572 | { | |
c2240d4d SG |
573 | puts("SCSI: "); |
574 | scsi_init(); | |
6f6430d7 SG |
575 | |
576 | return 0; | |
577 | } | |
2c997e7a | 578 | #endif |
6f6430d7 | 579 | |
c2240d4d SG |
580 | #if defined(CONFIG_CMD_DOC) |
581 | static int initr_doc(void) | |
582 | { | |
583 | puts("DOC: "); | |
584 | doc_init(); | |
19ad527d | 585 | return 0; |
c2240d4d SG |
586 | } |
587 | #endif | |
588 | ||
6f6430d7 SG |
589 | #ifdef CONFIG_BITBANGMII |
590 | static int initr_bbmii(void) | |
591 | { | |
592 | bb_miiphy_init(); | |
593 | return 0; | |
594 | } | |
595 | #endif | |
596 | ||
597 | #ifdef CONFIG_CMD_NET | |
598 | static int initr_net(void) | |
599 | { | |
600 | puts("Net: "); | |
601 | eth_initialize(gd->bd); | |
602 | #if defined(CONFIG_RESET_PHY_R) | |
603 | debug("Reset Ethernet PHY\n"); | |
604 | reset_phy(); | |
605 | #endif | |
606 | return 0; | |
607 | } | |
608 | #endif | |
609 | ||
610 | #ifdef CONFIG_POST | |
611 | static int initr_post(void) | |
612 | { | |
613 | post_run(NULL, POST_RAM | post_bootmode_get(0)); | |
614 | return 0; | |
615 | } | |
616 | #endif | |
617 | ||
c2240d4d SG |
618 | #if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_CMD_IDE) |
619 | static int initr_pcmcia(void) | |
620 | { | |
621 | puts("PCMCIA:"); | |
622 | pcmcia_init(); | |
623 | return 0; | |
624 | } | |
625 | #endif | |
626 | ||
627 | #if defined(CONFIG_CMD_IDE) | |
628 | static int initr_ide(void) | |
629 | { | |
630 | #ifdef CONFIG_IDE_8xx_PCCARD | |
631 | puts("PCMCIA:"); | |
632 | #else | |
633 | puts("IDE: "); | |
634 | #endif | |
635 | #if defined(CONFIG_START_IDE) | |
636 | if (board_start_ide()) | |
637 | ide_init(); | |
638 | #else | |
639 | ide_init(); | |
640 | #endif | |
641 | return 0; | |
642 | } | |
643 | #endif | |
644 | ||
6f6430d7 SG |
645 | #if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER) |
646 | /* | |
647 | * Export available size of memory for Linux, taking into account the | |
648 | * protected RAM at top of memory | |
649 | */ | |
650 | int initr_mem(void) | |
651 | { | |
652 | ulong pram = 0; | |
653 | char memsz[32]; | |
654 | ||
655 | # ifdef CONFIG_PRAM | |
656 | pram = getenv_ulong("pram", 10, CONFIG_PRAM); | |
657 | # endif | |
658 | # if defined(CONFIG_LOGBUFFER) && !defined(CONFIG_ALT_LB_ADDR) | |
659 | /* Also take the logbuffer into account (pram is in kB) */ | |
660 | pram += (LOGBUFF_LEN + LOGBUFF_OVERHEAD) / 1024; | |
661 | # endif | |
ae1a74eb | 662 | sprintf(memsz, "%ldk", (long int) ((gd->ram_size / 1024) - pram)); |
6f6430d7 | 663 | setenv("mem", memsz); |
c2240d4d SG |
664 | |
665 | return 0; | |
666 | } | |
667 | #endif | |
668 | ||
669 | #ifdef CONFIG_CMD_BEDBUG | |
670 | static int initr_bedbug(void) | |
671 | { | |
672 | bedbug_init(); | |
673 | ||
674 | return 0; | |
675 | } | |
676 | #endif | |
677 | ||
678 | #ifdef CONFIG_PS2KBD | |
679 | static int initr_kbd(void) | |
680 | { | |
681 | puts("PS/2: "); | |
682 | kbd_init(); | |
683 | return 0; | |
684 | } | |
685 | #endif | |
686 | ||
6f6430d7 SG |
687 | static int run_main_loop(void) |
688 | { | |
a733b06b SG |
689 | #ifdef CONFIG_SANDBOX |
690 | sandbox_main_loop_init(); | |
691 | #endif | |
6f6430d7 SG |
692 | /* main_loop() can return to retry autoboot, if so just run it again */ |
693 | for (;;) | |
694 | main_loop(); | |
695 | return 0; | |
696 | } | |
697 | ||
698 | /* | |
699 | * Over time we hope to remove these functions with code fragments and | |
700 | * stub funtcions, and instead call the relevant function directly. | |
701 | * | |
702 | * We also hope to remove most of the driver-related init and do it if/when | |
703 | * the driver is later used. | |
c2240d4d SG |
704 | * |
705 | * TODO: perhaps reset the watchdog in the initcall function after each call? | |
6f6430d7 SG |
706 | */ |
707 | init_fnc_t init_sequence_r[] = { | |
71c52dba | 708 | initr_trace, |
6f6430d7 | 709 | initr_reloc, |
c2240d4d | 710 | /* TODO: could x86/PPC have this also perhaps? */ |
6f6430d7 SG |
711 | #ifdef CONFIG_ARM |
712 | initr_caches, | |
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, | |
720 | bootstage_relocate, | |
721 | #ifdef CONFIG_DM | |
722 | initr_dm, | |
723 | #endif | |
724 | #ifdef CONFIG_ARM | |
6f6430d7 | 725 | board_init, /* Setup chipselects */ |
c2240d4d SG |
726 | #endif |
727 | /* | |
728 | * TODO: printing of the clock inforamtion of the board is now | |
729 | * implemented as part of bdinfo command. Currently only support for | |
730 | * davinci SOC's is added. Remove this check once all the board | |
731 | * implement this. | |
732 | */ | |
733 | #ifdef CONFIG_CLOCKS | |
734 | set_cpu_clk_info, /* Setup clock information */ | |
6f6430d7 | 735 | #endif |
9fb02491 | 736 | stdio_init_tables, |
6f6430d7 SG |
737 | initr_serial, |
738 | initr_announce, | |
c2240d4d SG |
739 | INIT_FUNC_WATCHDOG_RESET |
740 | #ifdef CONFIG_PPC | |
741 | initr_trap, | |
742 | #endif | |
743 | #ifdef CONFIG_ADDR_MAP | |
744 | initr_addr_map, | |
745 | #endif | |
746 | #if defined(CONFIG_BOARD_EARLY_INIT_R) | |
747 | board_early_init_r, | |
748 | #endif | |
749 | INIT_FUNC_WATCHDOG_RESET | |
6f6430d7 SG |
750 | #ifdef CONFIG_LOGBUFFER |
751 | initr_logbuffer, | |
752 | #endif | |
753 | #ifdef CONFIG_POST | |
754 | initr_post_backlog, | |
755 | #endif | |
c2240d4d SG |
756 | INIT_FUNC_WATCHDOG_RESET |
757 | #ifdef CONFIG_SYS_DELAYED_ICACHE | |
758 | initr_icache_enable, | |
759 | #endif | |
c2240d4d SG |
760 | #if defined(CONFIG_PCI) && defined(CONFIG_SYS_EARLY_PCI_INIT) |
761 | /* | |
762 | * Do early PCI configuration _before_ the flash gets initialised, | |
763 | * because PCU ressources are crucial for flash access on some boards. | |
764 | */ | |
765 | initr_pci, | |
766 | #endif | |
767 | #ifdef CONFIG_WINBOND_83C553 | |
768 | initr_w83c553f, | |
1ce60176 | 769 | #endif |
6f6430d7 SG |
770 | #ifdef CONFIG_ARCH_EARLY_INIT_R |
771 | arch_early_init_r, | |
772 | #endif | |
773 | power_init_board, | |
774 | #ifndef CONFIG_SYS_NO_FLASH | |
775 | initr_flash, | |
c2240d4d SG |
776 | #endif |
777 | INIT_FUNC_WATCHDOG_RESET | |
a549f749 | 778 | #if defined(CONFIG_PPC) |
c2240d4d SG |
779 | /* initialize higher level parts of CPU like time base and timers */ |
780 | cpu_init_r, | |
be274b99 SG |
781 | #endif |
782 | #ifdef CONFIG_PPC | |
c2240d4d | 783 | initr_spi, |
6f6430d7 | 784 | #endif |
be274b99 SG |
785 | #if defined(CONFIG_X86) && defined(CONFIG_SPI) |
786 | init_func_spi, | |
787 | #endif | |
6f6430d7 SG |
788 | #ifdef CONFIG_CMD_NAND |
789 | initr_nand, | |
790 | #endif | |
791 | #ifdef CONFIG_CMD_ONENAND | |
792 | initr_onenand, | |
793 | #endif | |
794 | #ifdef CONFIG_GENERIC_MMC | |
795 | initr_mmc, | |
796 | #endif | |
797 | #ifdef CONFIG_HAS_DATAFLASH | |
798 | initr_dataflash, | |
799 | #endif | |
800 | initr_env, | |
c2240d4d SG |
801 | INIT_FUNC_WATCHDOG_RESET |
802 | initr_secondary_cpu, | |
803 | #ifdef CONFIG_SC3 | |
804 | initr_sc3_read_eeprom, | |
805 | #endif | |
806 | #ifdef CONFIG_HERMES | |
807 | initr_hermes, | |
808 | #endif | |
809 | #if defined(CONFIG_ID_EEPROM) || defined(CONFIG_SYS_I2C_MAC_OFFSET) | |
810 | mac_read_from_eeprom, | |
811 | #endif | |
812 | INIT_FUNC_WATCHDOG_RESET | |
813 | #if defined(CONFIG_PCI) && !defined(CONFIG_SYS_EARLY_PCI_INIT) | |
814 | /* | |
815 | * Do pci configuration | |
816 | */ | |
817 | initr_pci, | |
818 | #endif | |
9fb02491 | 819 | stdio_add_devices, |
6f6430d7 SG |
820 | initr_jumptable, |
821 | #ifdef CONFIG_API | |
822 | initr_api, | |
823 | #endif | |
824 | console_init_r, /* fully init console as a device */ | |
825 | #ifdef CONFIG_DISPLAY_BOARDINFO_LATE | |
826 | show_model_r, | |
827 | #endif | |
828 | #ifdef CONFIG_ARCH_MISC_INIT | |
829 | arch_misc_init, /* miscellaneous arch-dependent init */ | |
830 | #endif | |
831 | #ifdef CONFIG_MISC_INIT_R | |
832 | misc_init_r, /* miscellaneous platform-dependent init */ | |
c2240d4d SG |
833 | #endif |
834 | #ifdef CONFIG_HERMES | |
835 | initr_hermes_start, | |
836 | #endif | |
837 | INIT_FUNC_WATCHDOG_RESET | |
838 | #ifdef CONFIG_CMD_KGDB | |
839 | initr_kgdb, | |
6f6430d7 SG |
840 | #endif |
841 | interrupt_init, | |
d5145758 | 842 | #if defined(CONFIG_ARM) |
6f6430d7 | 843 | initr_enable_interrupts, |
c2240d4d | 844 | #endif |
be274b99 SG |
845 | #ifdef CONFIG_X86 |
846 | timer_init, /* initialize timer */ | |
847 | #endif | |
c2240d4d SG |
848 | #if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT) |
849 | initr_status_led, | |
850 | #endif | |
851 | /* PPC has a udelay(20) here dating from 2002. Why? */ | |
6f6430d7 SG |
852 | #ifdef CONFIG_CMD_NET |
853 | initr_ethaddr, | |
854 | #endif | |
855 | #ifdef CONFIG_BOARD_LATE_INIT | |
856 | board_late_init, | |
857 | #endif | |
c2240d4d SG |
858 | #ifdef CONFIG_CMD_SCSI |
859 | INIT_FUNC_WATCHDOG_RESET | |
860 | initr_scsi, | |
861 | #endif | |
862 | #ifdef CONFIG_CMD_DOC | |
863 | INIT_FUNC_WATCHDOG_RESET | |
864 | initr_doc, | |
865 | #endif | |
6f6430d7 SG |
866 | #ifdef CONFIG_BITBANGMII |
867 | initr_bbmii, | |
868 | #endif | |
869 | #ifdef CONFIG_CMD_NET | |
c2240d4d | 870 | INIT_FUNC_WATCHDOG_RESET |
6f6430d7 SG |
871 | initr_net, |
872 | #endif | |
873 | #ifdef CONFIG_POST | |
874 | initr_post, | |
c2240d4d SG |
875 | #endif |
876 | #if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_CMD_IDE) | |
877 | initr_pcmcia, | |
878 | #endif | |
879 | #if defined(CONFIG_CMD_IDE) | |
880 | initr_ide, | |
881 | #endif | |
882 | #ifdef CONFIG_LAST_STAGE_INIT | |
883 | INIT_FUNC_WATCHDOG_RESET | |
884 | /* | |
885 | * Some parts can be only initialized if all others (like | |
886 | * Interrupts) are up and running (i.e. the PC-style ISA | |
887 | * keyboard). | |
888 | */ | |
889 | last_stage_init, | |
890 | #endif | |
891 | #ifdef CONFIG_CMD_BEDBUG | |
892 | INIT_FUNC_WATCHDOG_RESET | |
893 | initr_bedbug, | |
894 | #endif | |
895 | #if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER) | |
896 | initr_mem, | |
897 | #endif | |
898 | #ifdef CONFIG_PS2KBD | |
899 | initr_kbd, | |
6f6430d7 SG |
900 | #endif |
901 | run_main_loop, | |
902 | }; | |
903 | ||
904 | void board_init_r(gd_t *new_gd, ulong dest_addr) | |
905 | { | |
7395398a AB |
906 | #ifdef CONFIG_NEEDS_MANUAL_RELOC |
907 | int i; | |
908 | #endif | |
909 | ||
47a602ea | 910 | #if !defined(CONFIG_X86) && !defined(CONFIG_ARM) && !defined(CONFIG_ARM64) |
6f6430d7 | 911 | gd = new_gd; |
be274b99 | 912 | #endif |
7395398a AB |
913 | |
914 | #ifdef CONFIG_NEEDS_MANUAL_RELOC | |
915 | for (i = 0; i < ARRAY_SIZE(init_sequence_r); i++) | |
916 | init_sequence_r[i] += gd->reloc_off; | |
917 | #endif | |
918 | ||
6f6430d7 SG |
919 | if (initcall_run_list(init_sequence_r)) |
920 | hang(); | |
921 | ||
922 | /* NOTREACHED - run_main_loop() does not return */ | |
923 | hang(); | |
924 | } |