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wdenkc6097192002-11-03 00:24:07 +00001/*
Wolfgang Denk57cac1f2006-01-29 19:12:41 +01002 * (C) Copyright 2002-2006
wdenkc6097192002-11-03 00:24:07 +00003 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4 *
5 * (C) Copyright 2002
6 * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
7 * Marius Groeger <mgroeger@sysgo.de>
8 *
9 * See file CREDITS for list of people who contributed to this
10 * project.
11 *
12 * This program is free software; you can redistribute it and/or
13 * modify it under the terms of the GNU General Public License as
14 * published by the Free Software Foundation; either version 2 of
15 * the License, or (at your option) any later version.
16 *
17 * This program is distributed in the hope that it will be useful,
18 * but WITHOUT ANY WARRANTY; without even the implied warranty of
19 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20 * GNU General Public License for more details.
21 *
22 * You should have received a copy of the GNU General Public License
23 * along with this program; if not, write to the Free Software
24 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
25 * MA 02111-1307 USA
26 */
27
Wolfgang Denk57cac1f2006-01-29 19:12:41 +010028/*
29 * To match the U-Boot user interface on ARM platforms to the U-Boot
30 * standard (as on PPC platforms), some messages with debug character
31 * are removed from the default U-Boot build.
32 *
33 * Define DEBUG here if you want additional info as shown below
34 * printed upon startup:
35 *
36 * U-Boot code: 00F00000 -> 00F3C774 BSS: -> 00FC3274
37 * IRQ Stack: 00ebff7c
38 * FIQ Stack: 00ebef7c
39 */
40
wdenkc6097192002-11-03 00:24:07 +000041#include <common.h>
42#include <command.h>
wdenk3595ac42003-06-22 17:18:28 +000043#include <malloc.h>
Jean-Christophe PLAGNIOL-VILLARD52cb4d42009-05-16 12:14:54 +020044#include <stdio_dev.h>
wdenkc6097192002-11-03 00:24:07 +000045#include <version.h>
46#include <net.h>
Marcel Ziswilerb71190f2008-05-01 09:05:26 +020047#include <serial.h>
Scott Woodd6ac2ed2008-05-22 10:49:46 -050048#include <nand.h>
49#include <onenand_uboot.h>
Ilya Yanok379e9fc2009-06-08 04:12:50 +040050#include <mmc.h>
Simon Glassf5437ad2011-10-24 19:15:33 +000051#include <libfdt.h>
52#include <fdtdec.h>
Valentin Longchampea3681a2011-09-02 04:59:03 +000053#include <post.h>
54#include <logbuff.h>
wdenkc6097192002-11-03 00:24:07 +000055
Luigi 'Comio' Mantellini310cecb2009-10-10 12:42:21 +020056#ifdef CONFIG_BITBANGMII
57#include <miiphy.h>
58#endif
59
wdenkf39748a2004-06-09 13:37:52 +000060#ifdef CONFIG_DRIVER_SMC91111
Jean-Christophe PLAGNIOL-VILLARD2439e4b2007-11-21 21:19:24 +010061#include "../drivers/net/smc91111.h"
wdenkf39748a2004-06-09 13:37:52 +000062#endif
63#ifdef CONFIG_DRIVER_LAN91C96
Jean-Christophe PLAGNIOL-VILLARD2439e4b2007-11-21 21:19:24 +010064#include "../drivers/net/lan91c96.h"
wdenkf39748a2004-06-09 13:37:52 +000065#endif
66
Markus Klotzbücherb2b43462006-02-10 11:25:41 +010067DECLARE_GLOBAL_DATA_PTR;
68
wdenk3b57fe02003-05-30 12:48:29 +000069ulong monitor_flash_len;
70
wdenk2abbe072003-06-16 23:50:08 +000071#ifdef CONFIG_HAS_DATAFLASH
72extern int AT91F_DataflashInit(void);
73extern void dataflash_print_info(void);
74#endif
75
wdenk5ca26792004-06-06 22:11:41 +000076#ifdef CONFIG_DRIVER_RTL8019
wdenkef5a9672003-12-07 00:46:27 +000077extern void rtl8019_get_enetaddr (uchar * addr);
78#endif
79
Hebbarf7ad79b2007-12-18 16:00:54 -080080#if defined(CONFIG_HARD_I2C) || \
81 defined(CONFIG_SOFT_I2C)
82#include <i2c.h>
83#endif
84
Stelian Pop39cf4802008-05-09 21:57:18 +020085
wdenkc6097192002-11-03 00:24:07 +000086/************************************************************************
Peter Pearse9f5c3d32007-09-04 16:18:38 +010087 * Coloured LED functionality
88 ************************************************************************
89 * May be supplied by boards if desired
90 */
Heiko Schocherceb1d6d2011-07-15 19:36:36 +000091inline void __coloured_LED_init(void) {}
92void coloured_LED_init(void)
93 __attribute__((weak, alias("__coloured_LED_init")));
Jason Kridner2d3be7c2011-09-04 14:40:16 -040094inline void __red_led_on(void) {}
95void red_led_on(void) __attribute__((weak, alias("__red_led_on")));
96inline void __red_led_off(void) {}
97void red_led_off(void) __attribute__((weak, alias("__red_led_off")));
98inline void __green_led_on(void) {}
99void green_led_on(void) __attribute__((weak, alias("__green_led_on")));
100inline void __green_led_off(void) {}
101void green_led_off(void) __attribute__((weak, alias("__green_led_off")));
102inline void __yellow_led_on(void) {}
103void yellow_led_on(void) __attribute__((weak, alias("__yellow_led_on")));
104inline void __yellow_led_off(void) {}
105void yellow_led_off(void) __attribute__((weak, alias("__yellow_led_off")));
106inline void __blue_led_on(void) {}
107void blue_led_on(void) __attribute__((weak, alias("__blue_led_on")));
108inline void __blue_led_off(void) {}
109void blue_led_off(void) __attribute__((weak, alias("__blue_led_off")));
Peter Pearse9f5c3d32007-09-04 16:18:38 +0100110
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000111/*
112 ************************************************************************
wdenkc6097192002-11-03 00:24:07 +0000113 * Init Utilities *
114 ************************************************************************
115 * Some of this code should be moved into the core functions,
116 * or dropped completely,
117 * but let's get it working (again) first...
118 */
119
Jean-Christophe PLAGNIOL-VILLARD4f572892009-02-22 15:49:28 +0100120#if defined(CONFIG_ARM_DCC) && !defined(CONFIG_BAUDRATE)
121#define CONFIG_BAUDRATE 115200
122#endif
Simon Glassdc8bbea2011-10-13 14:43:06 +0000123
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000124static int init_baudrate(void)
wdenkc6097192002-11-03 00:24:07 +0000125{
Simon Glassdc8bbea2011-10-13 14:43:06 +0000126 gd->baudrate = getenv_ulong("baudrate", 10, CONFIG_BAUDRATE);
127 return 0;
wdenkc6097192002-11-03 00:24:07 +0000128}
129
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000130static int display_banner(void)
wdenkc6097192002-11-03 00:24:07 +0000131{
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000132 printf("\n\n%s\n\n", version_string);
133 debug("U-Boot code: %08lX -> %08lX BSS: -> %08lX\n",
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200134 _TEXT_BASE,
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000135 _bss_start_ofs + _TEXT_BASE, _bss_end_ofs + _TEXT_BASE);
wdenkc6097192002-11-03 00:24:07 +0000136#ifdef CONFIG_MODEM_SUPPORT
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000137 debug("Modem Support enabled\n");
wdenkc6097192002-11-03 00:24:07 +0000138#endif
139#ifdef CONFIG_USE_IRQ
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000140 debug("IRQ Stack: %08lx\n", IRQ_STACK_START);
141 debug("FIQ Stack: %08lx\n", FIQ_STACK_START);
wdenkc6097192002-11-03 00:24:07 +0000142#endif
wdenkf72da342003-10-10 10:05:42 +0000143
wdenkc6097192002-11-03 00:24:07 +0000144 return (0);
145}
146
147/*
148 * WARNING: this code looks "cleaner" than the PowerPC version, but
149 * has the disadvantage that you either get nothing, or everything.
150 * On PowerPC, you might see "DRAM: " before the system hangs - which
151 * gives a simple yet clear indication which part of the
152 * initialization if failing.
153 */
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000154static int display_dram_config(void)
wdenkc6097192002-11-03 00:24:07 +0000155{
wdenkc6097192002-11-03 00:24:07 +0000156 int i;
157
Wolfgang Denk57cac1f2006-01-29 19:12:41 +0100158#ifdef DEBUG
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000159 puts("RAM Configuration:\n");
wdenkc6097192002-11-03 00:24:07 +0000160
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000161 for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
162 printf("Bank #%d: %08lx ", i, gd->bd->bi_dram[i].start);
163 print_size(gd->bd->bi_dram[i].size, "\n");
wdenkc6097192002-11-03 00:24:07 +0000164 }
Wolfgang Denk57cac1f2006-01-29 19:12:41 +0100165#else
166 ulong size = 0;
167
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000168 for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++)
Wolfgang Denk57cac1f2006-01-29 19:12:41 +0100169 size += gd->bd->bi_dram[i].size;
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000170
Wolfgang Denk57cac1f2006-01-29 19:12:41 +0100171 puts("DRAM: ");
172 print_size(size, "\n");
173#endif
wdenkc6097192002-11-03 00:24:07 +0000174
175 return (0);
176}
177
Hebbarf7ad79b2007-12-18 16:00:54 -0800178#if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000179static int init_func_i2c(void)
Hebbarf7ad79b2007-12-18 16:00:54 -0800180{
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000181 puts("I2C: ");
182 i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
183 puts("ready\n");
Hebbarf7ad79b2007-12-18 16:00:54 -0800184 return (0);
185}
186#endif
187
Jean-Christophe PLAGNIOL-VILLARDf90c8022009-01-31 09:04:58 +0100188#if defined(CONFIG_CMD_PCI) || defined (CONFIG_PCI)
189#include <pci.h>
190static int arm_pci_init(void)
191{
192 pci_init();
193 return 0;
194}
195#endif /* CONFIG_CMD_PCI || CONFIG_PCI */
196
wdenkc6097192002-11-03 00:24:07 +0000197/*
wdenka8c7c702003-12-06 19:49:23 +0000198 * Breathe some life into the board...
wdenkc6097192002-11-03 00:24:07 +0000199 *
wdenkb0639ca2003-09-17 22:48:07 +0000200 * Initialize a serial port as console, and carry out some hardware
wdenkc6097192002-11-03 00:24:07 +0000201 * tests.
202 *
203 * The first part of initialization is running from Flash memory;
204 * its main purpose is to initialize the RAM so that we
205 * can relocate the monitor code to RAM.
206 */
207
208/*
209 * All attempts to come up with a "common" initialization sequence
210 * that works for all boards and architectures failed: some of the
211 * requirements are just _too_ different. To get rid of the resulting
wdenkf6e20fc2004-02-08 19:38:38 +0000212 * mess of board dependent #ifdef'ed code we now make the whole
wdenkc6097192002-11-03 00:24:07 +0000213 * initialization sequence configurable to the user.
214 *
215 * The requirements for any new initalization function is simple: it
216 * receives a pointer to the "global data" structure as it's only
217 * argument, and returns an integer return code, where 0 means
218 * "continue" and != 0 means "fatal error, hang the system".
219 */
220typedef int (init_fnc_t) (void);
221
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000222int print_cpuinfo(void);
Wolfgang Denk57cac1f2006-01-29 19:12:41 +0100223
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200224void __dram_init_banksize(void)
225{
226 gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
227 gd->bd->bi_dram[0].size = gd->ram_size;
228}
229void dram_init_banksize(void)
230 __attribute__((weak, alias("__dram_init_banksize")));
231
232init_fnc_t *init_sequence[] = {
233#if defined(CONFIG_ARCH_CPU_INIT)
234 arch_cpu_init, /* basic arch cpu dependent setup */
235#endif
236#if defined(CONFIG_BOARD_EARLY_INIT_F)
237 board_early_init_f,
238#endif
Simon Glassf5437ad2011-10-24 19:15:33 +0000239#ifdef CONFIG_OF_CONTROL
240 fdtdec_check_fdt,
241#endif
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200242 timer_init, /* initialize timer */
243#ifdef CONFIG_FSL_ESDHC
244 get_clocks,
245#endif
246 env_init, /* initialize environment */
247 init_baudrate, /* initialze baudrate settings */
248 serial_init, /* serial communications setup */
249 console_init_f, /* stage 1 init of console */
250 display_banner, /* say that we are here */
251#if defined(CONFIG_DISPLAY_CPUINFO)
252 print_cpuinfo, /* display cpu info (and speed) */
253#endif
254#if defined(CONFIG_DISPLAY_BOARDINFO)
255 checkboard, /* display board info */
256#endif
257#if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
258 init_func_i2c,
259#endif
260 dram_init, /* configure available RAM banks */
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200261 NULL,
262};
263
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000264void board_init_f(ulong bootflag)
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200265{
266 bd_t *bd;
267 init_fnc_t **init_fnc_ptr;
268 gd_t *id;
269 ulong addr, addr_sp;
Simon Glassdc8bbea2011-10-13 14:43:06 +0000270#ifdef CONFIG_PRAM
271 ulong reg;
272#endif
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200273
274 /* Pointer is writable since we allocated a register for it */
Heiko Schocher296cae72010-11-12 07:53:55 +0100275 gd = (gd_t *) ((CONFIG_SYS_INIT_SP_ADDR) & ~0x07);
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200276 /* compiler optimization barrier needed for GCC >= 3.4 */
277 __asm__ __volatile__("": : :"memory");
278
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000279 memset((void *)gd, 0, sizeof(gd_t));
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200280
Albert Aribaud92d5ecb2010-10-11 13:13:28 +0200281 gd->mon_len = _bss_end_ofs;
Simon Glassf5437ad2011-10-24 19:15:33 +0000282#ifdef CONFIG_OF_EMBED
283 /* Get a pointer to the FDT */
284 gd->fdt_blob = _binary_dt_dtb_start;
285#elif defined CONFIG_OF_SEPARATE
286 /* FDT is at end of image */
287 gd->fdt_blob = (void *)(_end_ofs + _TEXT_BASE);
288#endif
Simon Glasseea63e02011-10-24 19:15:34 +0000289 /* Allow the early environment to override the fdt address */
290 gd->fdt_blob = (void *)getenv_ulong("fdtcontroladdr", 16,
291 (uintptr_t)gd->fdt_blob);
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200292
293 for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr) {
294 if ((*init_fnc_ptr)() != 0) {
295 hang ();
296 }
297 }
298
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000299 debug("monitor len: %08lX\n", gd->mon_len);
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200300 /*
301 * Ram is setup, size stored in gd !!
302 */
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000303 debug("ramsize: %08lX\n", gd->ram_size);
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200304#if defined(CONFIG_SYS_MEM_TOP_HIDE)
305 /*
306 * Subtract specified amount of memory to hide so that it won't
307 * get "touched" at all by U-Boot. By fixing up gd->ram_size
308 * the Linux kernel should now get passed the now "corrected"
309 * memory size and won't touch it either. This should work
310 * for arch/ppc and arch/powerpc. Only Linux board ports in
311 * arch/powerpc with bootwrapper support, that recalculate the
312 * memory size from the SDRAM controller setup will have to
313 * get fixed.
314 */
315 gd->ram_size -= CONFIG_SYS_MEM_TOP_HIDE;
316#endif
317
318 addr = CONFIG_SYS_SDRAM_BASE + gd->ram_size;
319
320#ifdef CONFIG_LOGBUFFER
321#ifndef CONFIG_ALT_LB_ADDR
322 /* reserve kernel log buffer */
323 addr -= (LOGBUFF_RESERVE);
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000324 debug("Reserving %dk for kernel logbuffer at %08lx\n", LOGBUFF_LEN,
325 addr);
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200326#endif
327#endif
328
329#ifdef CONFIG_PRAM
330 /*
331 * reserve protected RAM
332 */
Simon Glassdc8bbea2011-10-13 14:43:06 +0000333 reg = getenv_ulong("pram", 10, CONFIG_PRAM);
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200334 addr -= (reg << 10); /* size is in kB */
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000335 debug("Reserving %ldk for protected RAM at %08lx\n", reg, addr);
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200336#endif /* CONFIG_PRAM */
337
Aneesh Ve47f2db2011-06-16 23:30:48 +0000338#if !(defined(CONFIG_SYS_ICACHE_OFF) && defined(CONFIG_SYS_DCACHE_OFF))
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200339 /* reserve TLB table */
340 addr -= (4096 * 4);
341
342 /* round down to next 64 kB limit */
343 addr &= ~(0x10000 - 1);
344
345 gd->tlb_addr = addr;
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000346 debug("TLB table at: %08lx\n", addr);
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200347#endif
348
349 /* round down to next 4 kB limit */
350 addr &= ~(4096 - 1);
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000351 debug("Top of RAM usable for U-Boot at: %08lx\n", addr);
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200352
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200353#ifdef CONFIG_LCD
Minkyu Kangd32a1a42011-04-24 22:22:34 +0000354#ifdef CONFIG_FB_ADDR
355 gd->fb_base = CONFIG_FB_ADDR;
356#else
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200357 /* reserve memory for LCD display (always full pages) */
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000358 addr = lcd_setmem(addr);
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200359 gd->fb_base = addr;
Minkyu Kangd32a1a42011-04-24 22:22:34 +0000360#endif /* CONFIG_FB_ADDR */
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200361#endif /* CONFIG_LCD */
362
363 /*
364 * reserve memory for U-Boot code, data & bss
365 * round down to next 4 kB limit
366 */
367 addr -= gd->mon_len;
368 addr &= ~(4096 - 1);
369
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000370 debug("Reserving %ldk for U-Boot at: %08lx\n", gd->mon_len >> 10, addr);
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200371
Aneesh V401bb302011-07-13 05:11:07 +0000372#ifndef CONFIG_SPL_BUILD
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200373 /*
374 * reserve memory for malloc() arena
375 */
376 addr_sp = addr - TOTAL_MALLOC_LEN;
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000377 debug("Reserving %dk for malloc() at: %08lx\n",
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200378 TOTAL_MALLOC_LEN >> 10, addr_sp);
379 /*
380 * (permanently) allocate a Board Info struct
381 * and a permanent copy of the "global" data
382 */
383 addr_sp -= sizeof (bd_t);
384 bd = (bd_t *) addr_sp;
385 gd->bd = bd;
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000386 debug("Reserving %zu Bytes for Board Info at: %08lx\n",
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200387 sizeof (bd_t), addr_sp);
Igor Grinberg15c2e2c2011-08-16 23:48:23 +0000388
389#ifdef CONFIG_MACH_TYPE
390 gd->bd->bi_arch_number = CONFIG_MACH_TYPE; /* board id for Linux */
391#endif
392
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200393 addr_sp -= sizeof (gd_t);
394 id = (gd_t *) addr_sp;
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000395 debug("Reserving %zu Bytes for Global Data at: %08lx\n",
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200396 sizeof (gd_t), addr_sp);
397
398 /* setup stackpointer for exeptions */
399 gd->irq_sp = addr_sp;
400#ifdef CONFIG_USE_IRQ
401 addr_sp -= (CONFIG_STACKSIZE_IRQ+CONFIG_STACKSIZE_FIQ);
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000402 debug("Reserving %zu Bytes for IRQ stack at: %08lx\n",
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200403 CONFIG_STACKSIZE_IRQ+CONFIG_STACKSIZE_FIQ, addr_sp);
404#endif
405 /* leave 3 words for abort-stack */
Eric Cooper6445a302011-04-14 12:32:37 +0000406 addr_sp -= 12;
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200407
408 /* 8-byte alignment for ABI compliance */
409 addr_sp &= ~0x07;
410#else
411 addr_sp += 128; /* leave 32 words for abort-stack */
412 gd->irq_sp = addr_sp;
413#endif
414
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000415 debug("New Stack Pointer is: %08lx\n", addr_sp);
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200416
417#ifdef CONFIG_POST
418 post_bootmode_init();
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000419 post_run(NULL, POST_ROM | post_bootmode_get(0));
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200420#endif
421
422 gd->bd->bi_baudrate = gd->baudrate;
423 /* Ram ist board specific, so move it to board code ... */
424 dram_init_banksize();
425 display_dram_config(); /* and display it */
426
427 gd->relocaddr = addr;
428 gd->start_addr_sp = addr_sp;
429 gd->reloc_off = addr - _TEXT_BASE;
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000430 debug("relocation Offset is: %08lx\n", gd->reloc_off);
431 memcpy(id, (void *)gd, sizeof(gd_t));
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200432
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000433 relocate_code(addr_sp, id, addr);
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200434
435 /* NOTREACHED - relocate_code() does not return */
436}
437
438#if !defined(CONFIG_SYS_NO_FLASH)
439static char *failed = "*** failed ***\n";
440#endif
441
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000442/*
443 ************************************************************************
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200444 *
445 * This is the next part if the initialization sequence: we are now
446 * running from RAM and have a "normal" C environment, i. e. global
447 * data can be written, BSS has been cleared, the stack size in not
448 * that critical any more, etc.
449 *
450 ************************************************************************
451 */
Albert Aribaud92d5ecb2010-10-11 13:13:28 +0200452
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000453void board_init_r(gd_t *id, ulong dest_addr)
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200454{
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200455 ulong malloc_start;
456#if !defined(CONFIG_SYS_NO_FLASH)
457 ulong flash_size;
458#endif
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200459
460 gd = id;
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200461
462 gd->flags |= GD_FLG_RELOC; /* tell others: relocation done */
463
Po-Yu Chuangf326cbb2011-03-01 23:02:04 +0000464 monitor_flash_len = _end_ofs;
Aneesh Vcba4b182011-08-16 04:33:05 +0000465
466 /* Enable caches */
467 enable_caches();
Aneesh Vc2dd0d42011-06-16 23:30:49 +0000468
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000469 debug("monitor flash len: %08lX\n", monitor_flash_len);
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200470 board_init(); /* Setup chipselects */
471
472#ifdef CONFIG_SERIAL_MULTI
473 serial_initialize();
474#endif
475
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000476 debug("Now running in RAM - U-Boot at: %08lx\n", dest_addr);
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200477
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200478#ifdef CONFIG_LOGBUFFER
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000479 logbuff_init_ptrs();
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200480#endif
481#ifdef CONFIG_POST
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000482 post_output_backlog();
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200483#endif
484
485 /* The Malloc area is immediately below the monitor copy in DRAM */
486 malloc_start = dest_addr - TOTAL_MALLOC_LEN;
487 mem_malloc_init (malloc_start, TOTAL_MALLOC_LEN);
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200488
489#if !defined(CONFIG_SYS_NO_FLASH)
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000490 puts("Flash: ");
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200491
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000492 flash_size = flash_init();
493 if (flash_size > 0) {
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200494# ifdef CONFIG_SYS_FLASH_CHECKSUM
Simon Glassbc4e14c2011-10-23 17:44:35 +0000495 char *s = getenv("flashchecksum");
496
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000497 print_size(flash_size, "");
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200498 /*
499 * Compute and print flash CRC if flashchecksum is set to 'y'
500 *
501 * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
502 */
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200503 if (s && (*s == 'y')) {
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000504 printf(" CRC: %08X", crc32(0,
505 (const unsigned char *) CONFIG_SYS_FLASH_BASE,
506 flash_size));
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200507 }
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000508 putc('\n');
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200509# else /* !CONFIG_SYS_FLASH_CHECKSUM */
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000510 print_size(flash_size, "\n");
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200511# endif /* CONFIG_SYS_FLASH_CHECKSUM */
512 } else {
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000513 puts(failed);
514 hang();
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200515 }
516#endif
517
518#if defined(CONFIG_CMD_NAND)
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000519 puts("NAND: ");
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200520 nand_init(); /* go init the NAND */
521#endif
522
523#if defined(CONFIG_CMD_ONENAND)
524 onenand_init();
525#endif
526
Steve Sakomand470a6f2010-10-11 05:51:39 -0700527#ifdef CONFIG_GENERIC_MMC
528 puts("MMC: ");
Wolfgang Denk80c6abc2011-10-05 22:44:43 +0200529 mmc_initialize(gd->bd);
Steve Sakomand470a6f2010-10-11 05:51:39 -0700530#endif
531
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200532#ifdef CONFIG_HAS_DATAFLASH
533 AT91F_DataflashInit();
534 dataflash_print_info();
535#endif
536
537 /* initialize environment */
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000538 env_relocate();
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200539
Michael Schwingen1ed63c52011-05-23 00:00:13 +0200540#if defined(CONFIG_CMD_PCI) || defined(CONFIG_PCI)
541 arm_pci_init();
542#endif
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200543
544 /* IP Address */
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000545 gd->bd->bi_ip_addr = getenv_IPaddr("ipaddr");
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200546
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000547 stdio_init(); /* get the devices list going. */
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200548
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000549 jumptable_init();
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200550
551#if defined(CONFIG_API)
552 /* Initialize API */
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000553 api_init();
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200554#endif
555
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000556 console_init_r(); /* fully init console as a device */
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200557
558#if defined(CONFIG_ARCH_MISC_INIT)
559 /* miscellaneous arch dependent initialisations */
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000560 arch_misc_init();
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200561#endif
562#if defined(CONFIG_MISC_INIT_R)
563 /* miscellaneous platform dependent initialisations */
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000564 misc_init_r();
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200565#endif
566
567 /* set up exceptions */
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000568 interrupt_init();
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200569 /* enable exceptions */
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000570 enable_interrupts();
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200571
572 /* Perform network card initialisation if necessary */
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200573#if defined(CONFIG_DRIVER_SMC91111) || defined (CONFIG_DRIVER_LAN91C96)
574 /* XXX: this needs to be moved to board init */
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000575 if (getenv("ethaddr")) {
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200576 uchar enetaddr[6];
577 eth_getenv_enetaddr("ethaddr", enetaddr);
578 smc_set_mac_addr(enetaddr);
579 }
580#endif /* CONFIG_DRIVER_SMC91111 || CONFIG_DRIVER_LAN91C96 */
581
582 /* Initialize from environment */
Simon Glassdc8bbea2011-10-13 14:43:06 +0000583 load_addr = getenv_ulong("loadaddr", 16, load_addr);
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200584#if defined(CONFIG_CMD_NET)
Simon Glassbc4e14c2011-10-23 17:44:35 +0000585 {
586 char *s = getenv("bootfile");
587
588 if (s != NULL)
589 copy_filename(BootFile, s, sizeof(BootFile));
590 }
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200591#endif
592
593#ifdef BOARD_LATE_INIT
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000594 board_late_init();
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200595#endif
596
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200597#ifdef CONFIG_BITBANGMII
598 bb_miiphy_init();
599#endif
600#if defined(CONFIG_CMD_NET)
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000601 puts("Net: ");
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200602 eth_initialize(gd->bd);
603#if defined(CONFIG_RESET_PHY_R)
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000604 debug("Reset Ethernet PHY\n");
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200605 reset_phy();
606#endif
607#endif
608
609#ifdef CONFIG_POST
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000610 post_run(NULL, POST_RAM | post_bootmode_get(0));
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200611#endif
612
613#if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER)
614 /*
615 * Export available size of memory for Linux,
616 * taking into account the protected RAM at top of memory
617 */
618 {
Simon Glassdc8bbea2011-10-13 14:43:06 +0000619 ulong pram = 0;
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200620 uchar memsz[32];
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200621
Simon Glassdc8bbea2011-10-13 14:43:06 +0000622#ifdef CONFIG_PRAM
623 pram = getenv_ulong("pram", 10, CONFIG_PRAM);
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200624#endif
625#ifdef CONFIG_LOGBUFFER
626#ifndef CONFIG_ALT_LB_ADDR
627 /* Also take the logbuffer into account (pram is in kB) */
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000628 pram += (LOGBUFF_LEN + LOGBUFF_OVERHEAD) / 1024;
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200629#endif
630#endif
Heiko Schocherb2b8f982011-06-02 22:11:37 +0000631 sprintf((char *)memsz, "%ldk", (gd->ram_size / 1024) - pram);
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000632 setenv("mem", (char *)memsz);
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200633 }
634#endif
635
636 /* main_loop() can return to retry autoboot, if so just run it again. */
637 for (;;) {
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000638 main_loop();
Heiko Schocherf1d2b312010-09-17 13:10:39 +0200639 }
640
641 /* NOTREACHED - no way out of command loop except booting */
642}
Albert Aribaud92d5ecb2010-10-11 13:13:28 +0200643
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000644void hang(void)
wdenkc6097192002-11-03 00:24:07 +0000645{
Heiko Schocherceb1d6d2011-07-15 19:36:36 +0000646 puts("### ERROR ### Please RESET the board ###\n");
wdenkc6097192002-11-03 00:24:07 +0000647 for (;;);
648}