blob: 47d487fae55daa04563ad16b4ae52fd9c844ce80 [file] [log] [blame]
Wolfgang Denk6cb142f2006-03-12 02:12:27 +01001/*
2 * U-boot - board.c First C file to be called contains init routines
3 *
Mike Frysingerd5bffeb2008-02-19 00:54:20 -05004 * Copyright (c) 2005-2008 Analog Devices Inc.
Wolfgang Denk6cb142f2006-03-12 02:12:27 +01005 *
6 * (C) Copyright 2000-2004
7 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
8 *
Mike Frysingerd5bffeb2008-02-19 00:54:20 -05009 * Licensed under the GPL-2 or later.
Wolfgang Denk6cb142f2006-03-12 02:12:27 +010010 */
11
12#include <common.h>
13#include <command.h>
Jean-Christophe PLAGNIOL-VILLARD52cb4d42009-05-16 12:14:54 +020014#include <stdio_dev.h>
Wolfgang Denk6cb142f2006-03-12 02:12:27 +010015#include <environment.h>
Mike Frysingerd5bffeb2008-02-19 00:54:20 -050016#include <malloc.h>
Cliff Caie54c8202009-11-20 08:24:43 +000017#include <mmc.h>
Mike Frysingerd5bffeb2008-02-19 00:54:20 -050018#include <net.h>
Peter Tyser561858e2008-11-03 09:30:59 -060019#include <timestamp.h>
Mike Frysinger01815c22008-10-06 03:52:24 -040020#include <status_led.h>
Mike Frysingerd5bffeb2008-02-19 00:54:20 -050021#include <version.h>
22
Aubrey.Li3f0606a2007-03-09 13:38:44 +080023#include <asm/cplb.h>
Mike Frysingerd5bffeb2008-02-19 00:54:20 -050024#include <asm/mach-common/bits/mpu.h>
Robin Getzf19fd872009-12-21 16:35:48 -050025#include <kgdb.h>
Mike Frysingerd5bffeb2008-02-19 00:54:20 -050026
27#ifdef CONFIG_CMD_NAND
28#include <nand.h> /* cannot even include nand.h if it isnt configured */
29#endif
Wolfgang Denk6cb142f2006-03-12 02:12:27 +010030
Luigi 'Comio' Mantellini310cecb2009-10-10 12:42:21 +020031#ifdef CONFIG_BITBANGMII
32#include <miiphy.h>
33#endif
34
Mike Frysinger9171fc82008-03-30 15:46:13 -040035#if defined(CONFIG_POST)
Aubrey.Li3f0606a2007-03-09 13:38:44 +080036#include <post.h>
37int post_flag;
38#endif
Wolfgang Denkd87080b2006-03-31 18:32:53 +020039
Wolfgang Denk1218abf2007-09-15 20:48:41 +020040DECLARE_GLOBAL_DATA_PTR;
41
Peter Tyser561858e2008-11-03 09:30:59 -060042const char version_string[] = U_BOOT_VERSION " ("U_BOOT_DATE" - "U_BOOT_TIME")";
Wolfgang Denk6cb142f2006-03-12 02:12:27 +010043
Mike Frysingerd5bffeb2008-02-19 00:54:20 -050044__attribute__((always_inline))
45static inline void serial_early_puts(const char *s)
46{
47#ifdef CONFIG_DEBUG_EARLY_SERIAL
48 serial_puts("Early: ");
49 serial_puts(s);
50#endif
51}
52
Wolfgang Denk6cb142f2006-03-12 02:12:27 +010053static int display_banner(void)
54{
Mike Frysingerd5bffeb2008-02-19 00:54:20 -050055 printf("\n\n%s\n\n", version_string);
Mike Frysinger5d891152010-08-09 17:39:22 -040056 printf("CPU: ADSP %s "
Mike Frysingerfc68f9f2009-01-06 06:16:19 -050057 "(Detected Rev: 0.%d) "
58 "(%s boot)\n",
Mike Frysinger5d891152010-08-09 17:39:22 -040059 gd->bd->bi_cpu,
Mike Frysingerfc68f9f2009-01-06 06:16:19 -050060 bfin_revid(),
61 get_bfin_boot_mode(CONFIG_BFIN_BOOT_MODE));
Mike Frysingerd5bffeb2008-02-19 00:54:20 -050062 return 0;
Wolfgang Denk6cb142f2006-03-12 02:12:27 +010063}
64
65static int init_baudrate(void)
66{
Mike Frysingerd5bffeb2008-02-19 00:54:20 -050067 char baudrate[15];
Wolfgang Denkcdb74972010-07-24 21:55:43 +020068 int i = getenv_f("baudrate", baudrate, sizeof(baudrate));
Wolfgang Denk6cb142f2006-03-12 02:12:27 +010069 gd->bd->bi_baudrate = gd->baudrate = (i > 0)
Mike Frysingerd5bffeb2008-02-19 00:54:20 -050070 ? simple_strtoul(baudrate, NULL, 10)
Aubrey.Li3f0606a2007-03-09 13:38:44 +080071 : CONFIG_BAUDRATE;
Mike Frysingerd5bffeb2008-02-19 00:54:20 -050072 return 0;
Wolfgang Denk6cb142f2006-03-12 02:12:27 +010073}
74
Wolfgang Denk6cb142f2006-03-12 02:12:27 +010075static void display_global_data(void)
76{
Wolfgang Denk6cb142f2006-03-12 02:12:27 +010077 bd_t *bd;
Mike Frysinger03f70532010-01-19 15:39:07 -050078
79#ifndef CONFIG_DEBUG_EARLY_SERIAL
80 return;
81#endif
82
Wolfgang Denk6cb142f2006-03-12 02:12:27 +010083 bd = gd->bd;
Mike Frysingerf541e1d2009-08-24 19:03:18 -040084 printf(" gd: %p\n", gd);
85 printf(" |-flags: %lx\n", gd->flags);
86 printf(" |-board_type: %lx\n", gd->board_type);
87 printf(" |-baudrate: %lu\n", gd->baudrate);
88 printf(" |-have_console: %lx\n", gd->have_console);
89 printf(" |-ram_size: %lx\n", gd->ram_size);
Mike Frysingerf541e1d2009-08-24 19:03:18 -040090 printf(" |-env_addr: %lx\n", gd->env_addr);
91 printf(" |-env_valid: %lx\n", gd->env_valid);
92 printf(" |-jt(%p): %p\n", gd->jt, *(gd->jt));
93 printf(" \\-bd: %p\n", gd->bd);
Mike Frysingerd5bffeb2008-02-19 00:54:20 -050094 printf(" |-bi_baudrate: %x\n", bd->bi_baudrate);
Mike Frysingerf541e1d2009-08-24 19:03:18 -040095 printf(" |-bi_ip_addr: %lx\n", bd->bi_ip_addr);
96 printf(" |-bi_boot_params: %lx\n", bd->bi_boot_params);
97 printf(" |-bi_memstart: %lx\n", bd->bi_memstart);
98 printf(" |-bi_memsize: %lx\n", bd->bi_memsize);
99 printf(" |-bi_flashstart: %lx\n", bd->bi_flashstart);
100 printf(" |-bi_flashsize: %lx\n", bd->bi_flashsize);
101 printf(" \\-bi_flashoffset: %lx\n", bd->bi_flashoffset);
Mike Frysingerd5bffeb2008-02-19 00:54:20 -0500102}
Wolfgang Denk6cb142f2006-03-12 02:12:27 +0100103
Mike Frysingerd5bffeb2008-02-19 00:54:20 -0500104#define CPLB_PAGE_SIZE (4 * 1024 * 1024)
105#define CPLB_PAGE_MASK (~(CPLB_PAGE_SIZE - 1))
Aubrey.Li3f0606a2007-03-09 13:38:44 +0800106void init_cplbtables(void)
107{
Mike Frysingerd5bffeb2008-02-19 00:54:20 -0500108 volatile uint32_t *ICPLB_ADDR, *ICPLB_DATA;
109 volatile uint32_t *DCPLB_ADDR, *DCPLB_DATA;
110 uint32_t extern_memory;
111 size_t i;
Aubrey.Li3f0606a2007-03-09 13:38:44 +0800112
Mike Frysingerd5bffeb2008-02-19 00:54:20 -0500113 void icplb_add(uint32_t addr, uint32_t data)
114 {
115 *(ICPLB_ADDR + i) = addr;
116 *(ICPLB_DATA + i) = data;
Aubrey.Li3f0606a2007-03-09 13:38:44 +0800117 }
Mike Frysingerd5bffeb2008-02-19 00:54:20 -0500118 void dcplb_add(uint32_t addr, uint32_t data)
119 {
120 *(DCPLB_ADDR + i) = addr;
121 *(DCPLB_DATA + i) = data;
Aubrey.Li3f0606a2007-03-09 13:38:44 +0800122 }
123
Mike Frysingerd5bffeb2008-02-19 00:54:20 -0500124 /* populate a few common entries ... we'll let
125 * the memory map and cplb exception handler do
126 * the rest of the work.
127 */
128 i = 0;
129 ICPLB_ADDR = (uint32_t *)ICPLB_ADDR0;
130 ICPLB_DATA = (uint32_t *)ICPLB_DATA0;
131 DCPLB_ADDR = (uint32_t *)DCPLB_ADDR0;
132 DCPLB_DATA = (uint32_t *)DCPLB_DATA0;
133
134 icplb_add(0xFFA00000, L1_IMEMORY);
135 dcplb_add(0xFF800000, L1_DMEMORY);
136 ++i;
137
Mike Frysinger7527fee2009-11-09 19:38:23 -0500138 if (CONFIG_MEM_SIZE) {
139 uint32_t mbase = CONFIG_SYS_MONITOR_BASE;
140 uint32_t mend = mbase + CONFIG_SYS_MONITOR_LEN;
141 mbase &= CPLB_PAGE_MASK;
142 mend &= CPLB_PAGE_MASK;
Mike Frysingerd5bffeb2008-02-19 00:54:20 -0500143
Mike Frysinger7527fee2009-11-09 19:38:23 -0500144 icplb_add(mbase, SDRAM_IKERNEL);
145 dcplb_add(mbase, SDRAM_DKERNEL);
Mike Frysingerd5bffeb2008-02-19 00:54:20 -0500146 ++i;
Mike Frysinger7527fee2009-11-09 19:38:23 -0500147
148 /*
149 * If the monitor crosses a 4 meg boundary, we'll need
150 * to lock two entries for it. We assume it doesn't
151 * cross two 4 meg boundaries ...
152 */
153 if (mbase != mend) {
154 icplb_add(mend, SDRAM_IKERNEL);
155 dcplb_add(mend, SDRAM_DKERNEL);
156 ++i;
157 }
Mike Frysingerd5bffeb2008-02-19 00:54:20 -0500158 }
159
160 icplb_add(0x20000000, SDRAM_INON_CHBL);
161 dcplb_add(0x20000000, SDRAM_EBIU);
162 ++i;
163
164 /* Add entries for the rest of external RAM up to the bootrom */
165 extern_memory = 0;
166
167#ifdef CONFIG_DEBUG_NULL_PTR
168 icplb_add(extern_memory, (SDRAM_IKERNEL & ~PAGE_SIZE_MASK) | PAGE_SIZE_1KB);
169 dcplb_add(extern_memory, (SDRAM_DKERNEL & ~PAGE_SIZE_MASK) | PAGE_SIZE_1KB);
170 ++i;
171 icplb_add(extern_memory, SDRAM_IKERNEL);
172 dcplb_add(extern_memory, SDRAM_DKERNEL);
173 extern_memory += CPLB_PAGE_SIZE;
174 ++i;
175#endif
176
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200177 while (i < 16 && extern_memory < (CONFIG_SYS_MONITOR_BASE & CPLB_PAGE_MASK)) {
Mike Frysingerd5bffeb2008-02-19 00:54:20 -0500178 icplb_add(extern_memory, SDRAM_IGENERIC);
179 dcplb_add(extern_memory, SDRAM_DGENERIC);
180 extern_memory += CPLB_PAGE_SIZE;
181 ++i;
182 }
183 while (i < 16) {
184 icplb_add(0, 0);
185 dcplb_add(0, 0);
186 ++i;
187 }
Aubrey.Li3f0606a2007-03-09 13:38:44 +0800188}
189
Wolfgang Denk6cb142f2006-03-12 02:12:27 +0100190/*
191 * All attempts to come up with a "common" initialization sequence
192 * that works for all boards and architectures failed: some of the
193 * requirements are just _too_ different. To get rid of the resulting
194 * mess of board dependend #ifdef'ed code we now make the whole
195 * initialization sequence configurable to the user.
196 *
197 * The requirements for any new initalization function is simple: it
198 * receives a pointer to the "global data" structure as it's only
199 * argument, and returns an integer return code, where 0 means
200 * "continue" and != 0 means "fatal error, hang the system".
201 */
202
Mike Frysinger0c080aa2010-02-11 20:19:10 -0500203extern int watchdog_init(void);
Mike Frysingerd5bffeb2008-02-19 00:54:20 -0500204extern int exception_init(void);
205extern int irq_init(void);
Mike Frysingerd5bffeb2008-02-19 00:54:20 -0500206extern int timer_init(void);
207
Wolfgang Denk6cb142f2006-03-12 02:12:27 +0100208void board_init_f(ulong bootflag)
209{
Wolfgang Denk6cb142f2006-03-12 02:12:27 +0100210 bd_t *bd;
Mike Frysinger6dadc912008-10-20 16:15:04 -0400211 char buf[32];
Aubrey.Li3f0606a2007-03-09 13:38:44 +0800212
Mike Frysingerd5bffeb2008-02-19 00:54:20 -0500213#ifdef CONFIG_BOARD_EARLY_INIT_F
214 serial_early_puts("Board early init flash\n");
215 board_early_init_f();
216#endif
217
218 serial_early_puts("Init CPLB tables\n");
Aubrey.Li3f0606a2007-03-09 13:38:44 +0800219 init_cplbtables();
Wolfgang Denk6cb142f2006-03-12 02:12:27 +0100220
Mike Frysingerd5bffeb2008-02-19 00:54:20 -0500221 serial_early_puts("Exceptions setup\n");
222 exception_init();
223
224#ifndef CONFIG_ICACHE_OFF
225 serial_early_puts("Turn on ICACHE\n");
226 icache_enable();
227#endif
228#ifndef CONFIG_DCACHE_OFF
229 serial_early_puts("Turn on DCACHE\n");
230 dcache_enable();
231#endif
232
Mike Frysinger0c080aa2010-02-11 20:19:10 -0500233#ifdef CONFIG_WATCHDOG
234 serial_early_puts("Setting up external watchdog\n");
235 watchdog_init();
236#endif
237
Mike Frysinger78a0ba72008-10-06 03:57:39 -0400238#ifdef DEBUG
Wolfgang Denk25ddd1f2010-10-26 14:34:52 +0200239 if (GENERATED_GBL_DATA_SIZE < sizeof(*gd))
Mike Frysinger78a0ba72008-10-06 03:57:39 -0400240 hang();
241#endif
Mike Frysingerd5bffeb2008-02-19 00:54:20 -0500242 serial_early_puts("Init global data\n");
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200243 gd = (gd_t *) (CONFIG_SYS_GBL_DATA_ADDR);
Wolfgang Denk25ddd1f2010-10-26 14:34:52 +0200244 memset((void *)gd, 0, GENERATED_GBL_DATA_SIZE);
Wolfgang Denk6cb142f2006-03-12 02:12:27 +0100245
Mike Frysinger5a9a2c52010-12-24 12:48:16 -0500246 bd = (bd_t *) (CONFIG_SYS_BD_INFO_ADDR);
Wolfgang Denk6cb142f2006-03-12 02:12:27 +0100247 gd->bd = bd;
Mike Frysinger5a9a2c52010-12-24 12:48:16 -0500248 memset((void *)bd, 0, GENERATED_BD_INFO_SIZE);
Wolfgang Denk6cb142f2006-03-12 02:12:27 +0100249
Mike Frysingerd5bffeb2008-02-19 00:54:20 -0500250 bd->bi_r_version = version_string;
Mike Frysingerfbcf8e82010-12-23 14:58:37 -0500251 bd->bi_cpu = MK_STR(CONFIG_BFIN_CPU);
Mike Frysingerd5bffeb2008-02-19 00:54:20 -0500252 bd->bi_board_name = BFIN_BOARD_NAME;
253 bd->bi_vco = get_vco();
254 bd->bi_cclk = get_cclk();
255 bd->bi_sclk = get_sclk();
Mike Frysingerfa45bd42009-11-03 06:28:22 -0500256 bd->bi_memstart = CONFIG_SYS_SDRAM_BASE;
257 bd->bi_memsize = CONFIG_SYS_MAX_RAM_SIZE;
Aubrey.Li3f0606a2007-03-09 13:38:44 +0800258
Mike Frysingerd5bffeb2008-02-19 00:54:20 -0500259 /* Initialize */
260 serial_early_puts("IRQ init\n");
261 irq_init();
262 serial_early_puts("Environment init\n");
263 env_init();
264 serial_early_puts("Baudrate init\n");
265 init_baudrate();
266 serial_early_puts("Serial init\n");
267 serial_init();
268 serial_early_puts("Console init flash\n");
269 console_init_f();
270 serial_early_puts("End of early debugging\n");
271 display_banner();
Aubrey.Li3f0606a2007-03-09 13:38:44 +0800272
Wolfgang Denk6cb142f2006-03-12 02:12:27 +0100273 checkboard();
Wolfgang Denk6cb142f2006-03-12 02:12:27 +0100274 timer_init();
Mike Frysingerd5bffeb2008-02-19 00:54:20 -0500275
Mike Frysinger6dadc912008-10-20 16:15:04 -0400276 printf("Clock: VCO: %s MHz, ", strmhz(buf, get_vco()));
277 printf("Core: %s MHz, ", strmhz(buf, get_cclk()));
278 printf("System: %s MHz\n", strmhz(buf, get_sclk()));
Mike Frysingerd5bffeb2008-02-19 00:54:20 -0500279
Mike Frysinger7d69dfd2010-12-20 05:18:55 -0500280 if (CONFIG_MEM_SIZE) {
281 printf("RAM: ");
282 print_size(bd->bi_memsize, "\n");
283 }
284
Mike Frysinger9171fc82008-03-30 15:46:13 -0400285#if defined(CONFIG_POST)
Aubrey.Li3f0606a2007-03-09 13:38:44 +0800286 post_init_f();
287 post_bootmode_init();
288 post_run(NULL, POST_ROM | post_bootmode_get(0));
289#endif
Mike Frysingerd5bffeb2008-02-19 00:54:20 -0500290
Wolfgang Denk6cb142f2006-03-12 02:12:27 +0100291 board_init_r((gd_t *) gd, 0x20000010);
292}
293
Mike Frysinger8996d162009-02-22 16:02:27 -0500294static void board_net_init_r(bd_t *bd)
295{
Luigi 'Comio' Mantellini310cecb2009-10-10 12:42:21 +0200296#ifdef CONFIG_BITBANGMII
297 bb_miiphy_init();
298#endif
Mike Frysinger8996d162009-02-22 16:02:27 -0500299#ifdef CONFIG_CMD_NET
Mike Frysinger8996d162009-02-22 16:02:27 -0500300 char *s;
301
302 if ((s = getenv("bootfile")) != NULL)
303 copy_filename(BootFile, s, sizeof(BootFile));
304
305 bd->bi_ip_addr = getenv_IPaddr("ipaddr");
306
307 printf("Net: ");
308 eth_initialize(gd->bd);
Mike Frysinger8996d162009-02-22 16:02:27 -0500309#endif
310}
311
Wolfgang Denk6cb142f2006-03-12 02:12:27 +0100312void board_init_r(gd_t * id, ulong dest_addr)
313{
Mike Frysingerd5bffeb2008-02-19 00:54:20 -0500314 char *s;
Wolfgang Denk6cb142f2006-03-12 02:12:27 +0100315 bd_t *bd;
Wolfgang Denk6cb142f2006-03-12 02:12:27 +0100316 gd = id;
317 gd->flags |= GD_FLG_RELOC; /* tell others: relocation done */
318 bd = gd->bd;
319
Mike Frysinger9171fc82008-03-30 15:46:13 -0400320#if defined(CONFIG_POST)
Aubrey.Li3f0606a2007-03-09 13:38:44 +0800321 post_output_backlog();
Aubrey.Li3f0606a2007-03-09 13:38:44 +0800322#endif
323
Stefan Roesec790b042009-05-11 15:50:12 +0200324 /* initialize malloc() area */
Peter Tysera483a162009-08-21 23:05:20 -0500325 mem_malloc_init(CONFIG_SYS_MALLOC_BASE, CONFIG_SYS_MALLOC_LEN);
Stefan Roesec790b042009-05-11 15:50:12 +0200326
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200327#if !defined(CONFIG_SYS_NO_FLASH)
Mike Frysingerb6edc712008-10-06 04:00:07 -0400328 /* Initialize the flash and protect u-boot by default */
Mike Frysingerd5bffeb2008-02-19 00:54:20 -0500329 extern flash_info_t flash_info[];
Mike Frysingerd5bffeb2008-02-19 00:54:20 -0500330 puts("Flash: ");
Mike Frysinger45c48952008-10-06 04:01:26 -0400331 ulong size = flash_init();
Mike Frysingerd5bffeb2008-02-19 00:54:20 -0500332 print_size(size, "\n");
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200333 flash_protect(FLAG_PROTECT_SET, CONFIG_SYS_FLASH_BASE,
Mike Frysingerb6edc712008-10-06 04:00:07 -0400334 CONFIG_SYS_FLASH_BASE + CONFIG_SYS_MONITOR_LEN - 1,
335 &flash_info[0]);
Jean-Christophe PLAGNIOL-VILLARD6d0f6bc2008-10-16 15:01:15 +0200336 bd->bi_flashstart = CONFIG_SYS_FLASH_BASE;
Wolfgang Denk6cb142f2006-03-12 02:12:27 +0100337 bd->bi_flashsize = size;
338 bd->bi_flashoffset = 0;
339#else
340 bd->bi_flashstart = 0;
341 bd->bi_flashsize = 0;
342 bd->bi_flashoffset = 0;
343#endif
Wolfgang Denk6cb142f2006-03-12 02:12:27 +0100344
Mike Frysinger39782722008-10-06 03:55:25 -0400345#ifdef CONFIG_CMD_NAND
346 puts("NAND: ");
347 nand_init(); /* go init the NAND */
348#endif
349
Cliff Caie54c8202009-11-20 08:24:43 +0000350#ifdef CONFIG_GENERIC_MMC
Mike Frysingerd3c07a52010-09-29 14:46:42 -0400351 puts("MMC: ");
Cliff Caie54c8202009-11-20 08:24:43 +0000352 mmc_initialize(bd);
353#endif
354
Wolfgang Denk6cb142f2006-03-12 02:12:27 +0100355 /* relocate environment function pointers etc. */
356 env_relocate();
357
Jean-Christophe PLAGNIOL-VILLARD52cb4d42009-05-16 12:14:54 +0200358 /* Initialize stdio devices */
359 stdio_init();
Wolfgang Denk6cb142f2006-03-12 02:12:27 +0100360 jumptable_init();
361
362 /* Initialize the console (after the relocation and devices init) */
363 console_init_r();
364
Robin Getzf19fd872009-12-21 16:35:48 -0500365#ifdef CONFIG_CMD_KGDB
366 puts("KGDB: ");
367 kgdb_init();
368#endif
369
Mike Frysinger01815c22008-10-06 03:52:24 -0400370#ifdef CONFIG_STATUS_LED
371 status_led_set(STATUS_LED_BOOT, STATUS_LED_BLINKING);
372 status_led_set(STATUS_LED_CRASH, STATUS_LED_OFF);
373#endif
374
Wolfgang Denk6cb142f2006-03-12 02:12:27 +0100375 /* Initialize from environment */
Mike Frysingerd5bffeb2008-02-19 00:54:20 -0500376 if ((s = getenv("loadaddr")) != NULL)
Wolfgang Denk6cb142f2006-03-12 02:12:27 +0100377 load_addr = simple_strtoul(s, NULL, 16);
Aubrey.Li3f0606a2007-03-09 13:38:44 +0800378
Wolfgang Denk6cb142f2006-03-12 02:12:27 +0100379#if defined(CONFIG_MISC_INIT_R)
380 /* miscellaneous platform dependent initialisations */
381 misc_init_r();
382#endif
383
Mike Frysinger8996d162009-02-22 16:02:27 -0500384 board_net_init_r(bd);
Aubrey.Li3f0606a2007-03-09 13:38:44 +0800385
Aubrey.Li3f0606a2007-03-09 13:38:44 +0800386 display_global_data();
Aubrey.Li3f0606a2007-03-09 13:38:44 +0800387
Mike Frysinger9171fc82008-03-30 15:46:13 -0400388#if defined(CONFIG_POST)
Aubrey.Li3f0606a2007-03-09 13:38:44 +0800389 if (post_flag)
390 post_run(NULL, POST_RAM | post_bootmode_get(0));
Wolfgang Denk6cb142f2006-03-12 02:12:27 +0100391#endif
392
Mike Frysinger909878f2009-07-09 01:15:05 -0400393 if (bfin_os_log_check()) {
394 puts("\nLog buffer from operating system:\n");
395 bfin_os_log_dump();
396 puts("\n");
397 }
398
Wolfgang Denk6cb142f2006-03-12 02:12:27 +0100399 /* main_loop() can return to retry autoboot, if so just run it again. */
Mike Frysingerd5bffeb2008-02-19 00:54:20 -0500400 for (;;)
Wolfgang Denk6cb142f2006-03-12 02:12:27 +0100401 main_loop();
Wolfgang Denk6cb142f2006-03-12 02:12:27 +0100402}
403
Wolfgang Denk6cb142f2006-03-12 02:12:27 +0100404void hang(void)
405{
Mike Frysinger01815c22008-10-06 03:52:24 -0400406#ifdef CONFIG_STATUS_LED
407 status_led_set(STATUS_LED_BOOT, STATUS_LED_OFF);
408 status_led_set(STATUS_LED_CRASH, STATUS_LED_BLINKING);
409#endif
Wolfgang Denk6cb142f2006-03-12 02:12:27 +0100410 puts("### ERROR ### Please RESET the board ###\n");
Mike Frysingerd5bffeb2008-02-19 00:54:20 -0500411 while (1)
412 /* If a JTAG emulator is hooked up, we'll automatically trigger
413 * a breakpoint in it. If one isn't, this is just a NOP.
414 */
415 asm("emuexcpt;");
Wolfgang Denk6cb142f2006-03-12 02:12:27 +0100416}