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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, [email protected]. | |
5 | * | |
6 | * (C) Copyright 2002 | |
7 | * Sysgo Real-Time Solutions, GmbH <www.elinos.com> | |
8 | * Marius Groeger <[email protected]> | |
9 | * | |
10 | * See file CREDITS for list of people who contributed to this | |
11 | * project. | |
12 | * | |
13 | * This program is free software; you can redistribute it and/or | |
14 | * modify it under the terms of the GNU General Public License as | |
15 | * published by the Free Software Foundation; either version 2 of | |
16 | * the License, or (at your option) any later version. | |
17 | * | |
18 | * This program is distributed in the hope that it will be useful, | |
19 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
20 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
21 | * GNU General Public License for more details. | |
22 | * | |
23 | * You should have received a copy of the GNU General Public License | |
24 | * along with this program; if not, write to the Free Software | |
25 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, | |
26 | * MA 02111-1307 USA | |
27 | */ | |
28 | ||
29 | #include <common.h> | |
c2240d4d SG |
30 | /* TODO: can we just include all these headers whether needed or not? */ |
31 | #if defined(CONFIG_CMD_BEDBUG) | |
32 | #include <bedbug/type.h> | |
33 | #endif | |
6f6430d7 SG |
34 | #ifdef CONFIG_HAS_DATAFLASH |
35 | #include <dataflash.h> | |
36 | #endif | |
37 | #include <environment.h> | |
38 | #include <fdtdec.h> | |
c2240d4d SG |
39 | #if defined(CONFIG_CMD_IDE) |
40 | #include <ide.h> | |
41 | #endif | |
6f6430d7 | 42 | #include <initcall.h> |
c2240d4d SG |
43 | #ifdef CONFIG_PS2KBD |
44 | #include <keyboard.h> | |
45 | #endif | |
46 | #if defined(CONFIG_CMD_KGDB) | |
47 | #include <kgdb.h> | |
48 | #endif | |
6f6430d7 SG |
49 | #include <logbuff.h> |
50 | #include <malloc.h> | |
c2240d4d SG |
51 | #ifdef CONFIG_BITBANGMII |
52 | #include <miiphy.h> | |
53 | #endif | |
6f6430d7 SG |
54 | #include <mmc.h> |
55 | #include <nand.h> | |
56 | #include <onenand_uboot.h> | |
c2240d4d | 57 | #include <scsi.h> |
6f6430d7 | 58 | #include <serial.h> |
c2240d4d | 59 | #include <spi.h> |
6f6430d7 | 60 | #include <stdio_dev.h> |
c2240d4d SG |
61 | #include <watchdog.h> |
62 | #ifdef CONFIG_ADDR_MAP | |
63 | #include <asm/mmu.h> | |
64 | #endif | |
6f6430d7 | 65 | #include <asm/sections.h> |
be274b99 SG |
66 | #ifdef CONFIG_X86 |
67 | #include <asm/init_helpers.h> | |
68 | #endif | |
c2240d4d | 69 | #include <linux/compiler.h> |
6f6430d7 SG |
70 | |
71 | DECLARE_GLOBAL_DATA_PTR; | |
72 | ||
73 | ulong monitor_flash_len; | |
74 | ||
c2240d4d SG |
75 | int __board_flash_wp_on(void) |
76 | { | |
77 | /* | |
78 | * Most flashes can't be detected when write protection is enabled, | |
79 | * so provide a way to let U-Boot gracefully ignore write protected | |
80 | * devices. | |
81 | */ | |
82 | return 0; | |
83 | } | |
84 | ||
85 | int board_flash_wp_on(void) | |
86 | __attribute__ ((weak, alias("__board_flash_wp_on"))); | |
87 | ||
88 | void __cpu_secondary_init_r(void) | |
89 | { | |
90 | } | |
91 | ||
92 | void cpu_secondary_init_r(void) | |
93 | __attribute__ ((weak, alias("__cpu_secondary_init_r"))); | |
94 | ||
95 | static 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 | } | |
6f6430d7 SG |
108 | |
109 | static int initr_reloc(void) | |
110 | { | |
111 | gd->flags |= GD_FLG_RELOC; /* tell others: relocation done */ | |
112 | bootstage_mark_name(BOOTSTAGE_ID_START_UBOOT_R, "board_init_r"); | |
113 | ||
114 | return 0; | |
115 | } | |
116 | ||
117 | #ifdef CONFIG_ARM | |
118 | /* | |
119 | * Some of these functions are needed purely because the functions they | |
120 | * call return void. If we change them to return 0, these stubs can go away. | |
121 | */ | |
122 | static int initr_caches(void) | |
123 | { | |
124 | /* Enable caches */ | |
125 | enable_caches(); | |
126 | return 0; | |
127 | } | |
128 | #endif | |
129 | ||
c2240d4d SG |
130 | __weak int fixup_cpu(void) |
131 | { | |
132 | return 0; | |
133 | } | |
134 | ||
6f6430d7 SG |
135 | static int initr_reloc_global_data(void) |
136 | { | |
137 | #ifdef CONFIG_SYS_SYM_OFFSETS | |
138 | monitor_flash_len = _end_ofs; | |
139 | #else | |
140 | monitor_flash_len = (ulong)&__init_end - gd->dest_addr; | |
141 | #endif | |
c2240d4d SG |
142 | #if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx) |
143 | /* | |
144 | * The gd->cpu pointer is set to an address in flash before relocation. | |
145 | * We need to update it to point to the same CPU entry in RAM. | |
146 | * TODO: why not just add gd->reloc_ofs? | |
147 | */ | |
148 | gd->arch.cpu += gd->dest_addr - CONFIG_SYS_MONITOR_BASE; | |
149 | ||
150 | /* | |
151 | * If we didn't know the cpu mask & # cores, we can save them of | |
152 | * now rather than 'computing' them constantly | |
153 | */ | |
154 | fixup_cpu(); | |
155 | #endif | |
156 | #ifdef CONFIG_SYS_EXTRA_ENV_RELOC | |
157 | /* | |
158 | * Some systems need to relocate the env_addr pointer early because the | |
159 | * location it points to will get invalidated before env_relocate is | |
160 | * called. One example is on systems that might use a L2 or L3 cache | |
161 | * in SRAM mode and initialize that cache from SRAM mode back to being | |
162 | * a cache in cpu_init_r. | |
163 | */ | |
164 | gd->env_addr += gd->dest_addr - CONFIG_SYS_MONITOR_BASE; | |
165 | #endif | |
166 | return 0; | |
6f6430d7 SG |
167 | } |
168 | ||
169 | static int initr_serial(void) | |
170 | { | |
171 | serial_initialize(); | |
172 | return 0; | |
173 | } | |
174 | ||
c2240d4d SG |
175 | #ifdef CONFIG_PPC |
176 | static int initr_trap(void) | |
177 | { | |
178 | /* | |
179 | * Setup trap handlers | |
180 | */ | |
181 | trap_init(gd->dest_addr); | |
182 | ||
183 | return 0; | |
184 | } | |
185 | #endif | |
186 | ||
187 | #ifdef CONFIG_ADDR_MAP | |
188 | static int initr_addr_map(void) | |
189 | { | |
190 | init_addr_map(); | |
191 | ||
192 | return 0; | |
193 | } | |
194 | #endif | |
195 | ||
6f6430d7 SG |
196 | #ifdef CONFIG_LOGBUFFER |
197 | unsigned long logbuffer_base(void) | |
198 | { | |
199 | return gd->ram_top - LOGBUFF_LEN; | |
200 | } | |
201 | ||
202 | static int initr_logbuffer(void) | |
203 | { | |
204 | logbuff_init_ptrs(); | |
205 | return 0; | |
206 | } | |
207 | #endif | |
208 | ||
209 | #ifdef CONFIG_POST | |
210 | static int initr_post_backlog(void) | |
211 | { | |
212 | post_output_backlog(); | |
213 | return 0; | |
214 | } | |
215 | #endif | |
216 | ||
c2240d4d SG |
217 | #ifdef CONFIG_SYS_DELAYED_ICACHE |
218 | static int initr_icache_enable(void) | |
219 | { | |
220 | return 0; | |
221 | } | |
222 | #endif | |
223 | ||
224 | #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500) | |
225 | static int initr_unlock_ram_in_cache(void) | |
226 | { | |
227 | unlock_ram_in_cache(); /* it's time to unlock D-cache in e500 */ | |
228 | return 0; | |
229 | } | |
230 | #endif | |
231 | ||
232 | #ifdef CONFIG_PCI | |
233 | static int initr_pci(void) | |
234 | { | |
235 | pci_init(); | |
236 | ||
237 | return 0; | |
238 | } | |
239 | #endif | |
240 | ||
241 | #ifdef CONFIG_WINBOND_83C553 | |
242 | static int initr_w83c553f(void) | |
243 | { | |
244 | /* | |
245 | * Initialise the ISA bridge | |
246 | */ | |
247 | initialise_w83c553f(); | |
248 | return 0; | |
249 | } | |
250 | #endif | |
251 | ||
252 | static int initr_barrier(void) | |
253 | { | |
254 | #ifdef CONFIG_PPC | |
255 | /* TODO: Can we not use dmb() macros for this? */ | |
256 | asm("sync ; isync"); | |
257 | #endif | |
258 | return 0; | |
259 | } | |
260 | ||
6f6430d7 SG |
261 | static int initr_malloc(void) |
262 | { | |
263 | ulong malloc_start; | |
264 | ||
265 | /* The malloc area is immediately below the monitor copy in DRAM */ | |
266 | malloc_start = gd->dest_addr - TOTAL_MALLOC_LEN; | |
267 | mem_malloc_init(malloc_start, TOTAL_MALLOC_LEN); | |
268 | return 0; | |
269 | } | |
270 | ||
271 | __weak int power_init_board(void) | |
272 | { | |
273 | return 0; | |
274 | } | |
275 | ||
276 | static int initr_announce(void) | |
277 | { | |
278 | debug("Now running in RAM - U-Boot at: %08lx\n", gd->dest_addr); | |
279 | return 0; | |
280 | } | |
281 | ||
282 | #if !defined(CONFIG_SYS_NO_FLASH) | |
283 | static int initr_flash(void) | |
284 | { | |
c2240d4d SG |
285 | ulong flash_size = 0; |
286 | bd_t *bd = gd->bd; | |
287 | int ok; | |
6f6430d7 SG |
288 | |
289 | puts("Flash: "); | |
290 | ||
c2240d4d SG |
291 | if (board_flash_wp_on()) { |
292 | printf("Uninitialized - Write Protect On\n"); | |
293 | /* Since WP is on, we can't find real size. Set to 0 */ | |
294 | ok = 1; | |
295 | } else { | |
296 | flash_size = flash_init(); | |
297 | ok = flash_size > 0; | |
298 | } | |
299 | if (!ok) { | |
6f6430d7 | 300 | puts("*** failed ***\n"); |
c2240d4d SG |
301 | #ifdef CONFIG_PPC |
302 | /* Why does PPC do this? */ | |
303 | hang(); | |
304 | #endif | |
6f6430d7 SG |
305 | return -1; |
306 | } | |
307 | print_size(flash_size, ""); | |
308 | #ifdef CONFIG_SYS_FLASH_CHECKSUM | |
309 | /* | |
310 | * Compute and print flash CRC if flashchecksum is set to 'y' | |
311 | * | |
312 | * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX | |
313 | */ | |
314 | if (getenv_yesno("flashchecksum") == 1) { | |
315 | printf(" CRC: %08X", crc32(0, | |
316 | (const unsigned char *) CONFIG_SYS_FLASH_BASE, | |
317 | flash_size)); | |
318 | } | |
319 | #endif /* CONFIG_SYS_FLASH_CHECKSUM */ | |
320 | putc('\n'); | |
321 | ||
c2240d4d SG |
322 | /* update start of FLASH memory */ |
323 | #ifdef CONFIG_SYS_FLASH_BASE | |
324 | bd->bi_flashstart = CONFIG_SYS_FLASH_BASE; | |
325 | #endif | |
326 | /* size of FLASH memory (final value) */ | |
327 | bd->bi_flashsize = flash_size; | |
328 | ||
329 | #if defined(CONFIG_SYS_UPDATE_FLASH_SIZE) | |
330 | /* Make a update of the Memctrl. */ | |
331 | update_flash_size(flash_size); | |
332 | #endif | |
333 | ||
334 | ||
335 | #if defined(CONFIG_OXC) || defined(CONFIG_RMU) | |
336 | /* flash mapped at end of memory map */ | |
337 | bd->bi_flashoffset = CONFIG_SYS_TEXT_BASE + flash_size; | |
338 | #elif CONFIG_SYS_MONITOR_BASE == CONFIG_SYS_FLASH_BASE | |
339 | bd->bi_flashoffset = monitor_flash_len; /* reserved area for monitor */ | |
340 | #endif | |
341 | return 0; | |
342 | } | |
343 | #endif | |
344 | ||
345 | #ifdef CONFIG_PPC | |
346 | static int initr_spi(void) | |
347 | { | |
348 | /* PPC does this here */ | |
349 | #ifdef CONFIG_SPI | |
350 | #if !defined(CONFIG_ENV_IS_IN_EEPROM) | |
351 | spi_init_f(); | |
352 | #endif | |
353 | spi_init_r(); | |
354 | #endif | |
6f6430d7 SG |
355 | return 0; |
356 | } | |
357 | #endif | |
358 | ||
359 | #ifdef CONFIG_CMD_NAND | |
360 | /* go init the NAND */ | |
361 | int initr_nand(void) | |
362 | { | |
363 | puts("NAND: "); | |
364 | nand_init(); | |
365 | return 0; | |
366 | } | |
367 | #endif | |
368 | ||
369 | #if defined(CONFIG_CMD_ONENAND) | |
370 | /* go init the NAND */ | |
371 | int initr_onenand(void) | |
372 | { | |
373 | puts("NAND: "); | |
374 | onenand_init(); | |
375 | return 0; | |
376 | } | |
377 | #endif | |
378 | ||
379 | #ifdef CONFIG_GENERIC_MMC | |
380 | int initr_mmc(void) | |
381 | { | |
382 | puts("MMC: "); | |
383 | mmc_initialize(gd->bd); | |
384 | return 0; | |
385 | } | |
386 | #endif | |
387 | ||
388 | #ifdef CONFIG_HAS_DATAFLASH | |
389 | int initr_dataflash(void) | |
390 | { | |
391 | AT91F_DataflashInit(); | |
392 | dataflash_print_info(); | |
393 | return 0; | |
394 | } | |
395 | #endif | |
396 | ||
397 | /* | |
398 | * Tell if it's OK to load the environment early in boot. | |
399 | * | |
400 | * If CONFIG_OF_CONFIG is defined, we'll check with the FDT to see | |
401 | * if this is OK (defaulting to saying it's OK). | |
402 | * | |
403 | * NOTE: Loading the environment early can be a bad idea if security is | |
404 | * important, since no verification is done on the environment. | |
405 | * | |
406 | * @return 0 if environment should not be loaded, !=0 if it is ok to load | |
407 | */ | |
408 | static int should_load_env(void) | |
409 | { | |
410 | #ifdef CONFIG_OF_CONTROL | |
411 | return fdtdec_get_config_int(gd->fdt_blob, "load-environment", 1); | |
412 | #elif defined CONFIG_DELAY_ENVIRONMENT | |
413 | return 0; | |
414 | #else | |
415 | return 1; | |
416 | #endif | |
417 | } | |
418 | ||
419 | static int initr_env(void) | |
420 | { | |
421 | /* initialize environment */ | |
422 | if (should_load_env()) | |
423 | env_relocate(); | |
424 | else | |
425 | set_default_env(NULL); | |
426 | ||
427 | /* Initialize from environment */ | |
428 | load_addr = getenv_ulong("loadaddr", 16, load_addr); | |
c2240d4d SG |
429 | #if defined(CONFIG_SYS_EXTBDINFO) |
430 | #if defined(CONFIG_405GP) || defined(CONFIG_405EP) | |
431 | #if defined(CONFIG_I2CFAST) | |
432 | /* | |
433 | * set bi_iic_fast for linux taking environment variable | |
434 | * "i2cfast" into account | |
435 | */ | |
436 | { | |
437 | char *s = getenv("i2cfast"); | |
438 | ||
439 | if (s && ((*s == 'y') || (*s == 'Y'))) { | |
440 | gd->bd->bi_iic_fast[0] = 1; | |
441 | gd->bd->bi_iic_fast[1] = 1; | |
442 | } | |
443 | } | |
444 | #endif /* CONFIG_I2CFAST */ | |
445 | #endif /* CONFIG_405GP, CONFIG_405EP */ | |
446 | #endif /* CONFIG_SYS_EXTBDINFO */ | |
447 | return 0; | |
448 | } | |
449 | ||
450 | #ifdef CONFIG_HERMES | |
451 | static int initr_hermes(void) | |
452 | { | |
453 | if ((gd->board_type >> 16) == 2) | |
454 | gd->bd->bi_ethspeed = gd->board_type & 0xFFFF; | |
455 | else | |
456 | gd->bd->bi_ethspeed = 0xFFFF; | |
457 | return 0; | |
458 | } | |
459 | ||
460 | static int initr_hermes_start(void) | |
461 | { | |
462 | if (gd->bd->bi_ethspeed != 0xFFFF) | |
463 | hermes_start_lxt980((int) gd->bd->bi_ethspeed); | |
6f6430d7 SG |
464 | return 0; |
465 | } | |
c2240d4d SG |
466 | #endif |
467 | ||
468 | #ifdef CONFIG_SC3 | |
469 | /* TODO: with new initcalls, move this into the driver */ | |
470 | extern void sc3_read_eeprom(void); | |
471 | ||
472 | static int initr_sc3_read_eeprom(void) | |
473 | { | |
474 | sc3_read_eeprom(); | |
475 | return 0; | |
476 | } | |
477 | #endif | |
6f6430d7 SG |
478 | |
479 | static int initr_jumptable(void) | |
480 | { | |
481 | jumptable_init(); | |
482 | return 0; | |
483 | } | |
484 | ||
485 | #if defined(CONFIG_API) | |
486 | static int initr_api(void) | |
487 | { | |
488 | /* Initialize API */ | |
489 | api_init(); | |
490 | return 0; | |
491 | } | |
492 | #endif | |
493 | ||
494 | #ifdef CONFIG_DISPLAY_BOARDINFO_LATE | |
495 | static int show_model_r(void) | |
496 | { | |
497 | /* Put this here so it appears on the LCD, now it is ready */ | |
498 | # ifdef CONFIG_OF_CONTROL | |
499 | const char *model; | |
500 | ||
501 | model = (char *)fdt_getprop(gd->fdt_blob, 0, "model", NULL); | |
502 | printf("Model: %s\n", model ? model : "<unknown>"); | |
503 | # else | |
504 | checkboard(); | |
505 | # endif | |
506 | } | |
507 | #endif | |
508 | ||
509 | /* enable exceptions */ | |
e424c15c | 510 | #ifdef CONFIG_ARM |
6f6430d7 SG |
511 | static int initr_enable_interrupts(void) |
512 | { | |
513 | enable_interrupts(); | |
514 | return 0; | |
515 | } | |
e424c15c | 516 | #endif |
6f6430d7 SG |
517 | |
518 | #ifdef CONFIG_CMD_NET | |
519 | static int initr_ethaddr(void) | |
520 | { | |
c2240d4d SG |
521 | bd_t *bd = gd->bd; |
522 | ||
523 | /* kept around for legacy kernels only ... ignore the next section */ | |
524 | eth_getenv_enetaddr("ethaddr", bd->bi_enetaddr); | |
525 | #ifdef CONFIG_HAS_ETH1 | |
526 | eth_getenv_enetaddr("eth1addr", bd->bi_enet1addr); | |
527 | #endif | |
528 | #ifdef CONFIG_HAS_ETH2 | |
529 | eth_getenv_enetaddr("eth2addr", bd->bi_enet2addr); | |
530 | #endif | |
531 | #ifdef CONFIG_HAS_ETH3 | |
532 | eth_getenv_enetaddr("eth3addr", bd->bi_enet3addr); | |
533 | #endif | |
534 | #ifdef CONFIG_HAS_ETH4 | |
535 | eth_getenv_enetaddr("eth4addr", bd->bi_enet4addr); | |
536 | #endif | |
537 | #ifdef CONFIG_HAS_ETH5 | |
538 | eth_getenv_enetaddr("eth5addr", bd->bi_enet5addr); | |
539 | #endif | |
540 | return 0; | |
541 | } | |
542 | #endif /* CONFIG_CMD_NET */ | |
543 | ||
544 | #ifdef CONFIG_CMD_KGDB | |
545 | static int initr_kgdb(void) | |
546 | { | |
547 | puts("KGDB: "); | |
548 | kgdb_init(); | |
549 | return 0; | |
550 | } | |
551 | #endif | |
552 | ||
553 | #if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT) | |
554 | static int initr_status_led(void) | |
555 | { | |
556 | status_led_set(STATUS_LED_BOOT, STATUS_LED_BLINKING); | |
557 | ||
558 | return 0; | |
559 | } | |
560 | #endif | |
561 | ||
562 | #if defined(CONFIG_CMD_SCSI) | |
563 | static int initr_scsi(void) | |
564 | { | |
565 | /* Not supported properly on ARM yet */ | |
566 | #ifndef CONFIG_ARM | |
567 | puts("SCSI: "); | |
568 | scsi_init(); | |
569 | #endif | |
6f6430d7 SG |
570 | |
571 | return 0; | |
572 | } | |
573 | #endif /* CONFIG_CMD_NET */ | |
574 | ||
c2240d4d SG |
575 | #if defined(CONFIG_CMD_DOC) |
576 | static int initr_doc(void) | |
577 | { | |
578 | puts("DOC: "); | |
579 | doc_init(); | |
580 | } | |
581 | #endif | |
582 | ||
6f6430d7 SG |
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: "); | |
595 | eth_initialize(gd->bd); | |
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 | ||
c2240d4d SG |
612 | #if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_CMD_IDE) |
613 | static int initr_pcmcia(void) | |
614 | { | |
615 | puts("PCMCIA:"); | |
616 | pcmcia_init(); | |
617 | return 0; | |
618 | } | |
619 | #endif | |
620 | ||
621 | #if defined(CONFIG_CMD_IDE) | |
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 | |
656 | sprintf(memsz, "%ldk", (gd->ram_size / 1024) - pram); | |
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 | ||
681 | #ifdef CONFIG_MODEM_SUPPORT | |
682 | static int initr_modem(void) | |
683 | { | |
684 | /* TODO: with new initcalls, move this into the driver */ | |
685 | extern int do_mdm_init; | |
686 | ||
687 | do_mdm_init = gd->do_mdm_init; | |
688 | return 0; | |
6f6430d7 SG |
689 | } |
690 | #endif | |
691 | ||
692 | static int run_main_loop(void) | |
693 | { | |
694 | /* main_loop() can return to retry autoboot, if so just run it again */ | |
695 | for (;;) | |
696 | main_loop(); | |
697 | return 0; | |
698 | } | |
699 | ||
700 | /* | |
701 | * Over time we hope to remove these functions with code fragments and | |
702 | * stub funtcions, and instead call the relevant function directly. | |
703 | * | |
704 | * We also hope to remove most of the driver-related init and do it if/when | |
705 | * the driver is later used. | |
c2240d4d SG |
706 | * |
707 | * TODO: perhaps reset the watchdog in the initcall function after each call? | |
6f6430d7 SG |
708 | */ |
709 | init_fnc_t init_sequence_r[] = { | |
710 | initr_reloc, | |
c2240d4d | 711 | /* TODO: could x86/PPC have this also perhaps? */ |
6f6430d7 SG |
712 | #ifdef CONFIG_ARM |
713 | initr_caches, | |
714 | board_init, /* Setup chipselects */ | |
c2240d4d SG |
715 | #endif |
716 | /* | |
717 | * TODO: printing of the clock inforamtion of the board is now | |
718 | * implemented as part of bdinfo command. Currently only support for | |
719 | * davinci SOC's is added. Remove this check once all the board | |
720 | * implement this. | |
721 | */ | |
722 | #ifdef CONFIG_CLOCKS | |
723 | set_cpu_clk_info, /* Setup clock information */ | |
be274b99 SG |
724 | #endif |
725 | #ifdef CONFIG_X86 | |
726 | init_bd_struct_r, | |
6f6430d7 SG |
727 | #endif |
728 | initr_reloc_global_data, | |
729 | initr_serial, | |
730 | initr_announce, | |
c2240d4d SG |
731 | INIT_FUNC_WATCHDOG_RESET |
732 | #ifdef CONFIG_PPC | |
733 | initr_trap, | |
734 | #endif | |
735 | #ifdef CONFIG_ADDR_MAP | |
736 | initr_addr_map, | |
737 | #endif | |
738 | #if defined(CONFIG_BOARD_EARLY_INIT_R) | |
739 | board_early_init_r, | |
740 | #endif | |
741 | INIT_FUNC_WATCHDOG_RESET | |
6f6430d7 SG |
742 | #ifdef CONFIG_LOGBUFFER |
743 | initr_logbuffer, | |
744 | #endif | |
745 | #ifdef CONFIG_POST | |
746 | initr_post_backlog, | |
747 | #endif | |
c2240d4d SG |
748 | INIT_FUNC_WATCHDOG_RESET |
749 | #ifdef CONFIG_SYS_DELAYED_ICACHE | |
750 | initr_icache_enable, | |
751 | #endif | |
752 | #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500) | |
753 | initr_unlock_ram_in_cache, | |
754 | #endif | |
755 | #if defined(CONFIG_PCI) && defined(CONFIG_SYS_EARLY_PCI_INIT) | |
756 | /* | |
757 | * Do early PCI configuration _before_ the flash gets initialised, | |
758 | * because PCU ressources are crucial for flash access on some boards. | |
759 | */ | |
760 | initr_pci, | |
761 | #endif | |
762 | #ifdef CONFIG_WINBOND_83C553 | |
763 | initr_w83c553f, | |
764 | #endif | |
765 | initr_barrier, | |
6f6430d7 SG |
766 | initr_malloc, |
767 | #ifdef CONFIG_ARCH_EARLY_INIT_R | |
768 | arch_early_init_r, | |
769 | #endif | |
770 | power_init_board, | |
771 | #ifndef CONFIG_SYS_NO_FLASH | |
772 | initr_flash, | |
c2240d4d SG |
773 | #endif |
774 | INIT_FUNC_WATCHDOG_RESET | |
be274b99 | 775 | #if defined(CONFIG_PPC) || defined(CONFIG_X86) |
c2240d4d SG |
776 | /* initialize higher level parts of CPU like time base and timers */ |
777 | cpu_init_r, | |
be274b99 SG |
778 | #endif |
779 | #ifdef CONFIG_PPC | |
c2240d4d | 780 | initr_spi, |
6f6430d7 | 781 | #endif |
be274b99 SG |
782 | #if defined(CONFIG_X86) && defined(CONFIG_SPI) |
783 | init_func_spi, | |
784 | #endif | |
6f6430d7 SG |
785 | #ifdef CONFIG_CMD_NAND |
786 | initr_nand, | |
787 | #endif | |
788 | #ifdef CONFIG_CMD_ONENAND | |
789 | initr_onenand, | |
790 | #endif | |
791 | #ifdef CONFIG_GENERIC_MMC | |
792 | initr_mmc, | |
793 | #endif | |
794 | #ifdef CONFIG_HAS_DATAFLASH | |
795 | initr_dataflash, | |
796 | #endif | |
797 | initr_env, | |
c2240d4d SG |
798 | INIT_FUNC_WATCHDOG_RESET |
799 | initr_secondary_cpu, | |
800 | #ifdef CONFIG_SC3 | |
801 | initr_sc3_read_eeprom, | |
802 | #endif | |
803 | #ifdef CONFIG_HERMES | |
804 | initr_hermes, | |
805 | #endif | |
806 | #if defined(CONFIG_ID_EEPROM) || defined(CONFIG_SYS_I2C_MAC_OFFSET) | |
807 | mac_read_from_eeprom, | |
808 | #endif | |
809 | INIT_FUNC_WATCHDOG_RESET | |
810 | #if defined(CONFIG_PCI) && !defined(CONFIG_SYS_EARLY_PCI_INIT) | |
811 | /* | |
812 | * Do pci configuration | |
813 | */ | |
814 | initr_pci, | |
815 | #endif | |
6f6430d7 SG |
816 | stdio_init, |
817 | initr_jumptable, | |
818 | #ifdef CONFIG_API | |
819 | initr_api, | |
820 | #endif | |
821 | console_init_r, /* fully init console as a device */ | |
822 | #ifdef CONFIG_DISPLAY_BOARDINFO_LATE | |
823 | show_model_r, | |
824 | #endif | |
825 | #ifdef CONFIG_ARCH_MISC_INIT | |
826 | arch_misc_init, /* miscellaneous arch-dependent init */ | |
827 | #endif | |
828 | #ifdef CONFIG_MISC_INIT_R | |
829 | misc_init_r, /* miscellaneous platform-dependent init */ | |
c2240d4d SG |
830 | #endif |
831 | #ifdef CONFIG_HERMES | |
832 | initr_hermes_start, | |
833 | #endif | |
834 | INIT_FUNC_WATCHDOG_RESET | |
835 | #ifdef CONFIG_CMD_KGDB | |
836 | initr_kgdb, | |
be274b99 SG |
837 | #endif |
838 | #ifdef CONFIG_X86 | |
839 | board_early_init_r, | |
6f6430d7 SG |
840 | #endif |
841 | interrupt_init, | |
be274b99 | 842 | #if defined(CONFIG_ARM) || defined(CONFIG_x86) |
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, | |
900 | #endif | |
901 | #ifdef CONFIG_MODEM_SUPPORT | |
902 | initr_modem, | |
6f6430d7 SG |
903 | #endif |
904 | run_main_loop, | |
905 | }; | |
906 | ||
907 | void board_init_r(gd_t *new_gd, ulong dest_addr) | |
908 | { | |
be274b99 | 909 | #ifndef CONFIG_X86 |
6f6430d7 | 910 | gd = new_gd; |
be274b99 | 911 | #endif |
6f6430d7 SG |
912 | if (initcall_run_list(init_sequence_r)) |
913 | hang(); | |
914 | ||
915 | /* NOTREACHED - run_main_loop() does not return */ | |
916 | hang(); | |
917 | } |