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wdenkfe8c2802002-11-03 00:38:21 +00001/*
Bartlomiej Sieka4707fb52006-10-13 21:09:09 +02002 * (C) Copyright 2000-2006
wdenkfe8c2802002-11-03 00:38:21 +00003 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
4 *
5 * See file CREDITS for list of people who contributed to this
6 * project.
7 *
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
21 * MA 02111-1307 USA
22 */
23
24#include <common.h>
25#include <watchdog.h>
26#include <command.h>
27#include <malloc.h>
28#include <devices.h>
wdenkfe8c2802002-11-03 00:38:21 +000029#ifdef CONFIG_8xx
30#include <mpc8xx.h>
31#endif
wdenk0db5bca2003-03-31 17:27:09 +000032#ifdef CONFIG_5xx
33#include <mpc5xx.h>
34#endif
wdenkcbd8a352004-02-24 02:00:03 +000035#ifdef CONFIG_MPC5xxx
wdenk945af8d2003-07-16 21:53:01 +000036#include <mpc5xxx.h>
37#endif
wdenkfe8c2802002-11-03 00:38:21 +000038#if (CONFIG_COMMANDS & CFG_CMD_IDE)
39#include <ide.h>
40#endif
41#if (CONFIG_COMMANDS & CFG_CMD_SCSI)
42#include <scsi.h>
43#endif
44#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
45#include <kgdb.h>
46#endif
47#ifdef CONFIG_STATUS_LED
48#include <status_led.h>
49#endif
50#include <net.h>
wdenk281e00a2004-08-01 22:48:16 +000051#include <serial.h>
wdenkfe8c2802002-11-03 00:38:21 +000052#ifdef CFG_ALLOC_DPRAM
Jon Loeliger9c4c5ae2005-07-23 10:37:35 -050053#if !defined(CONFIG_CPM2)
wdenkfe8c2802002-11-03 00:38:21 +000054#include <commproc.h>
55#endif
wdenk7aa78612003-05-03 15:50:43 +000056#endif
wdenkfe8c2802002-11-03 00:38:21 +000057#include <version.h>
58#if defined(CONFIG_BAB7xx)
59#include <w83c553f.h>
60#endif
61#include <dtt.h>
62#if defined(CONFIG_POST)
63#include <post.h>
64#endif
wdenk56f94be2002-11-05 16:35:14 +000065#if defined(CONFIG_LOGBUFFER)
66#include <logbuff.h>
67#endif
wdenk42d1f032003-10-15 23:53:47 +000068#if defined(CFG_INIT_RAM_LOCK) && defined(CONFIG_E500)
69#include <asm/cache.h>
70#endif
wdenk1c437712004-01-16 00:30:56 +000071#ifdef CONFIG_PS2KBD
72#include <keyboard.h>
73#endif
wdenkfe8c2802002-11-03 00:38:21 +000074
Heiko Schocherfa230442006-12-21 17:17:02 +010075#ifdef CFG_UPDATE_FLASH_SIZE
76extern int update_flash_size (int flash_size);
77#endif
78
Heiko Schocherca43ba12007-01-11 15:44:44 +010079#if defined(CONFIG_SOLIDCARD3)
80extern void sc3_read_eeprom(void);
81#endif
82
wdenkfe8c2802002-11-03 00:38:21 +000083#if (CONFIG_COMMANDS & CFG_CMD_DOC)
84void doc_init (void);
85#endif
86#if defined(CONFIG_HARD_I2C) || \
87 defined(CONFIG_SOFT_I2C)
88#include <i2c.h>
89#endif
stroesebedc4972003-05-23 11:16:49 +000090#if (CONFIG_COMMANDS & CFG_CMD_NAND)
91void nand_init (void);
92#endif
wdenkfe8c2802002-11-03 00:38:21 +000093
94static char *failed = "*** failed ***\n";
95
wdenk17d704e2004-04-10 20:43:50 +000096#if defined(CONFIG_OXC) || defined(CONFIG_PCU_E) || defined(CONFIG_RMU)
wdenkfe8c2802002-11-03 00:38:21 +000097extern flash_info_t flash_info[];
wdenk17d704e2004-04-10 20:43:50 +000098#endif
wdenkfe8c2802002-11-03 00:38:21 +000099
Heiko Schocherca43ba12007-01-11 15:44:44 +0100100#if defined(CONFIG_START_IDE)
101extern int board_start_ide(void);
102#endif
wdenkfe8c2802002-11-03 00:38:21 +0000103#include <environment.h>
Wolfgang Denkd87080b2006-03-31 18:32:53 +0200104
Wolfgang Denkbce84c42005-08-30 14:13:23 +0200105DECLARE_GLOBAL_DATA_PTR;
wdenkfe8c2802002-11-03 00:38:21 +0000106
wdenk7e780362004-04-08 22:31:29 +0000107#if defined(CFG_ENV_IS_EMBEDDED)
108#define TOTAL_MALLOC_LEN CFG_MALLOC_LEN
109#elif ( ((CFG_ENV_ADDR+CFG_ENV_SIZE) < CFG_MONITOR_BASE) || \
wdenk04a85b32004-04-15 18:22:41 +0000110 (CFG_ENV_ADDR >= (CFG_MONITOR_BASE + CFG_MONITOR_LEN)) ) || \
wdenk7e780362004-04-08 22:31:29 +0000111 defined(CFG_ENV_IS_IN_NVRAM)
wdenkfe8c2802002-11-03 00:38:21 +0000112#define TOTAL_MALLOC_LEN (CFG_MALLOC_LEN + CFG_ENV_SIZE)
113#else
114#define TOTAL_MALLOC_LEN CFG_MALLOC_LEN
115#endif
116
wdenk3b57fe02003-05-30 12:48:29 +0000117extern ulong __init_end;
118extern ulong _end;
wdenk3b57fe02003-05-30 12:48:29 +0000119ulong monitor_flash_len;
120
wdenk8bde7f72003-06-27 21:31:46 +0000121#if (CONFIG_COMMANDS & CFG_CMD_BEDBUG)
122#include <bedbug/type.h>
123#endif
124
wdenkfe8c2802002-11-03 00:38:21 +0000125/*
126 * Begin and End of memory area for malloc(), and current "brk"
127 */
128static ulong mem_malloc_start = 0;
129static ulong mem_malloc_end = 0;
130static ulong mem_malloc_brk = 0;
131
132/************************************************************************
133 * Utilities *
134 ************************************************************************
135 */
136
137/*
138 * The Malloc area is immediately below the monitor copy in DRAM
139 */
140static void mem_malloc_init (void)
141{
wdenkfe8c2802002-11-03 00:38:21 +0000142 ulong dest_addr = CFG_MONITOR_BASE + gd->reloc_off;
143
144 mem_malloc_end = dest_addr;
145 mem_malloc_start = dest_addr - TOTAL_MALLOC_LEN;
146 mem_malloc_brk = mem_malloc_start;
147
148 memset ((void *) mem_malloc_start,
149 0,
150 mem_malloc_end - mem_malloc_start);
151}
152
153void *sbrk (ptrdiff_t increment)
154{
155 ulong old = mem_malloc_brk;
156 ulong new = old + increment;
157
158 if ((new < mem_malloc_start) || (new > mem_malloc_end)) {
159 return (NULL);
160 }
161 mem_malloc_brk = new;
162 return ((void *) old);
163}
164
165char *strmhz (char *buf, long hz)
166{
167 long l, n;
168 long m;
169
170 n = hz / 1000000L;
171 l = sprintf (buf, "%ld", n);
172 m = (hz % 1000000L) / 1000L;
173 if (m != 0)
174 sprintf (buf + l, ".%03ld", m);
175 return (buf);
176}
177
wdenkfe8c2802002-11-03 00:38:21 +0000178/*
179 * All attempts to come up with a "common" initialization sequence
180 * that works for all boards and architectures failed: some of the
181 * requirements are just _too_ different. To get rid of the resulting
182 * mess of board dependend #ifdef'ed code we now make the whole
183 * initialization sequence configurable to the user.
184 *
185 * The requirements for any new initalization function is simple: it
186 * receives a pointer to the "global data" structure as it's only
187 * argument, and returns an integer return code, where 0 means
188 * "continue" and != 0 means "fatal error, hang the system".
189 */
190typedef int (init_fnc_t) (void);
191
192/************************************************************************
193 * Init Utilities *
194 ************************************************************************
195 * Some of this code should be moved into the core functions,
196 * but let's get it working (again) first...
197 */
198
199static int init_baudrate (void)
200{
Wolfgang Denk77ddac92005-10-13 16:45:02 +0200201 char tmp[64]; /* long enough for environment variables */
wdenkfe8c2802002-11-03 00:38:21 +0000202 int i = getenv_r ("baudrate", tmp, sizeof (tmp));
203
204 gd->baudrate = (i > 0)
205 ? (int) simple_strtoul (tmp, NULL, 10)
206 : CONFIG_BAUDRATE;
wdenkfe8c2802002-11-03 00:38:21 +0000207 return (0);
208}
209
210/***********************************************************************/
211
Stefan Roesed96f41e2005-11-30 13:06:40 +0100212#ifdef CONFIG_ADD_RAM_INFO
213void board_add_ram_info(int);
214#endif
215
wdenkfe8c2802002-11-03 00:38:21 +0000216static int init_func_ram (void)
217{
wdenkfe8c2802002-11-03 00:38:21 +0000218#ifdef CONFIG_BOARD_TYPES
219 int board_type = gd->board_type;
220#else
221 int board_type = 0; /* use dummy arg */
222#endif
223 puts ("DRAM: ");
224
225 if ((gd->ram_size = initdram (board_type)) > 0) {
Stefan Roesed96f41e2005-11-30 13:06:40 +0100226 print_size (gd->ram_size, "");
227#ifdef CONFIG_ADD_RAM_INFO
228 board_add_ram_info(0);
229#endif
230 putc('\n');
wdenkfe8c2802002-11-03 00:38:21 +0000231 return (0);
232 }
233 puts (failed);
234 return (1);
235}
236
237/***********************************************************************/
238
239#if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
240static int init_func_i2c (void)
241{
242 puts ("I2C: ");
243 i2c_init (CFG_I2C_SPEED, CFG_I2C_SLAVE);
244 puts ("ready\n");
245 return (0);
246}
247#endif
248
249/***********************************************************************/
250
251#if defined(CONFIG_WATCHDOG)
252static int init_func_watchdog_init (void)
253{
254 puts (" Watchdog enabled\n");
255 WATCHDOG_RESET ();
256 return (0);
257}
258# define INIT_FUNC_WATCHDOG_INIT init_func_watchdog_init,
259
260static int init_func_watchdog_reset (void)
261{
262 WATCHDOG_RESET ();
263 return (0);
264}
265# define INIT_FUNC_WATCHDOG_RESET init_func_watchdog_reset,
266#else
267# define INIT_FUNC_WATCHDOG_INIT /* undef */
268# define INIT_FUNC_WATCHDOG_RESET /* undef */
269#endif /* CONFIG_WATCHDOG */
270
271/************************************************************************
272 * Initialization sequence *
273 ************************************************************************
274 */
275
276init_fnc_t *init_sequence[] = {
277
wdenkc837dcb2004-01-20 23:12:12 +0000278#if defined(CONFIG_BOARD_EARLY_INIT_F)
279 board_early_init_f,
wdenkfe8c2802002-11-03 00:38:21 +0000280#endif
wdenkc178d3d2004-01-24 20:25:54 +0000281
wdenk66ca92a2004-09-28 17:59:53 +0000282#if !defined(CONFIG_8xx_CPUCLK_DEFAULT)
wdenkfe8c2802002-11-03 00:38:21 +0000283 get_clocks, /* get CPU and bus clocks (etc.) */
Markus Klotzbuecher090eb732006-07-12 15:26:01 +0200284#if defined(CONFIG_TQM8xxL) && !defined(CONFIG_TQM866M) \
285 && !defined(CONFIG_TQM885D)
wdenke9132ea2004-04-24 23:23:30 +0000286 adjust_sdram_tbs_8xx,
287#endif
wdenkfe8c2802002-11-03 00:38:21 +0000288 init_timebase,
wdenkc178d3d2004-01-24 20:25:54 +0000289#endif
wdenkfe8c2802002-11-03 00:38:21 +0000290#ifdef CFG_ALLOC_DPRAM
Jon Loeliger9c4c5ae2005-07-23 10:37:35 -0500291#if !defined(CONFIG_CPM2)
wdenkfe8c2802002-11-03 00:38:21 +0000292 dpram_init,
293#endif
wdenk7aa78612003-05-03 15:50:43 +0000294#endif
wdenkfe8c2802002-11-03 00:38:21 +0000295#if defined(CONFIG_BOARD_POSTCLK_INIT)
296 board_postclk_init,
297#endif
298 env_init,
wdenk66ca92a2004-09-28 17:59:53 +0000299#if defined(CONFIG_8xx_CPUCLK_DEFAULT)
wdenkc178d3d2004-01-24 20:25:54 +0000300 get_clocks_866, /* get CPU and bus clocks according to the environment variable */
301 sdram_adjust_866, /* adjust sdram refresh rate according to the new clock */
302 init_timebase,
303#endif
wdenkfe8c2802002-11-03 00:38:21 +0000304 init_baudrate,
305 serial_init,
306 console_init_f,
307 display_options,
308#if defined(CONFIG_8260)
309 prt_8260_rsr,
310 prt_8260_clks,
311#endif /* CONFIG_8260 */
Eran Libertyf046ccd2005-07-28 10:08:46 -0500312
313#if defined(CONFIG_MPC83XX)
314 print_clock_conf,
315#endif
316
wdenkfe8c2802002-11-03 00:38:21 +0000317 checkcpu,
wdenkcbd8a352004-02-24 02:00:03 +0000318#if defined(CONFIG_MPC5xxx)
wdenk945af8d2003-07-16 21:53:01 +0000319 prt_mpc5xxx_clks,
wdenkcbd8a352004-02-24 02:00:03 +0000320#endif /* CONFIG_MPC5xxx */
wdenk983fda82004-10-28 00:09:35 +0000321#if defined(CONFIG_MPC8220)
322 prt_mpc8220_clks,
323#endif
wdenkfe8c2802002-11-03 00:38:21 +0000324 checkboard,
325 INIT_FUNC_WATCHDOG_INIT
wdenkc837dcb2004-01-20 23:12:12 +0000326#if defined(CONFIG_MISC_INIT_F)
wdenkfe8c2802002-11-03 00:38:21 +0000327 misc_init_f,
328#endif
329 INIT_FUNC_WATCHDOG_RESET
330#if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
331 init_func_i2c,
332#endif
333#if defined(CONFIG_DTT) /* Digital Thermometers and Thermostats */
334 dtt_init,
335#endif
wdenk4532cb62003-04-27 22:52:51 +0000336#ifdef CONFIG_POST
337 post_init_f,
338#endif
wdenkfe8c2802002-11-03 00:38:21 +0000339 INIT_FUNC_WATCHDOG_RESET
340 init_func_ram,
341#if defined(CFG_DRAM_TEST)
342 testdram,
343#endif /* CFG_DRAM_TEST */
344 INIT_FUNC_WATCHDOG_RESET
345
346 NULL, /* Terminate this list */
347};
348
349/************************************************************************
350 *
351 * This is the first part of the initialization sequence that is
352 * implemented in C, but still running from ROM.
353 *
354 * The main purpose is to provide a (serial) console interface as
355 * soon as possible (so we can see any error messages), and to
356 * initialize the RAM so that we can relocate the monitor code to
357 * RAM.
358 *
359 * Be aware of the restrictions: global data is read-only, BSS is not
360 * initialized, and stack space is limited to a few kB.
361 *
362 ************************************************************************
363 */
364
365void board_init_f (ulong bootflag)
366{
wdenkfe8c2802002-11-03 00:38:21 +0000367 bd_t *bd;
368 ulong len, addr, addr_sp;
Wolfgang Denk7bc5ee02005-08-26 01:36:03 +0200369 ulong *s;
wdenkfe8c2802002-11-03 00:38:21 +0000370 gd_t *id;
371 init_fnc_t **init_fnc_ptr;
372#ifdef CONFIG_PRAM
373 int i;
374 ulong reg;
375 uchar tmp[64]; /* long enough for environment variables */
376#endif
377
378 /* Pointer is writable since we allocated a register for it */
379 gd = (gd_t *) (CFG_INIT_RAM_ADDR + CFG_GBL_DATA_OFFSET);
wdenk93f6a672004-07-01 20:28:03 +0000380 /* compiler optimization barrier needed for GCC >= 3.4 */
381 __asm__ __volatile__("": : :"memory");
wdenkfe8c2802002-11-03 00:38:21 +0000382
Jon Loeliger9c4c5ae2005-07-23 10:37:35 -0500383#if !defined(CONFIG_CPM2)
wdenkfe8c2802002-11-03 00:38:21 +0000384 /* Clear initial global data */
385 memset ((void *) gd, 0, sizeof (gd_t));
386#endif
387
388 for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr) {
389 if ((*init_fnc_ptr) () != 0) {
390 hang ();
391 }
392 }
393
394 /*
395 * Now that we have DRAM mapped and working, we can
396 * relocate the code and continue running from DRAM.
397 *
398 * Reserve memory at end of RAM for (top down in that order):
wdenk8bde7f72003-06-27 21:31:46 +0000399 * - kernel log buffer
wdenkfe8c2802002-11-03 00:38:21 +0000400 * - protected RAM
401 * - LCD framebuffer
402 * - monitor code
403 * - board info struct
404 */
wdenk3b57fe02003-05-30 12:48:29 +0000405 len = (ulong)&_end - CFG_MONITOR_BASE;
wdenkfe8c2802002-11-03 00:38:21 +0000406
407#ifndef CONFIG_VERY_BIG_RAM
408 addr = CFG_SDRAM_BASE + gd->ram_size;
409#else
410 /* only allow stack below 256M */
411 addr = CFG_SDRAM_BASE +
412 (gd->ram_size > 256 << 20) ? 256 << 20 : gd->ram_size;
413#endif
414
wdenk228f29a2002-12-08 09:53:23 +0000415#ifdef CONFIG_LOGBUFFER
416 /* reserve kernel log buffer */
417 addr -= (LOGBUFF_RESERVE);
wdenk9d2b18a2003-06-28 23:11:04 +0000418 debug ("Reserving %dk for kernel logbuffer at %08lx\n", LOGBUFF_LEN, addr);
wdenk228f29a2002-12-08 09:53:23 +0000419#endif
420
wdenkfe8c2802002-11-03 00:38:21 +0000421#ifdef CONFIG_PRAM
422 /*
423 * reserve protected RAM
424 */
Wolfgang Denk77ddac92005-10-13 16:45:02 +0200425 i = getenv_r ("pram", (char *)tmp, sizeof (tmp));
426 reg = (i > 0) ? simple_strtoul ((const char *)tmp, NULL, 10) : CONFIG_PRAM;
wdenkfe8c2802002-11-03 00:38:21 +0000427 addr -= (reg << 10); /* size is in kB */
wdenk9d2b18a2003-06-28 23:11:04 +0000428 debug ("Reserving %ldk for protected RAM at %08lx\n", reg, addr);
wdenkfe8c2802002-11-03 00:38:21 +0000429#endif /* CONFIG_PRAM */
430
431 /* round down to next 4 kB limit */
432 addr &= ~(4096 - 1);
wdenk9d2b18a2003-06-28 23:11:04 +0000433 debug ("Top of RAM usable for U-Boot at: %08lx\n", addr);
wdenkfe8c2802002-11-03 00:38:21 +0000434
435#ifdef CONFIG_LCD
436 /* reserve memory for LCD display (always full pages) */
437 addr = lcd_setmem (addr);
438 gd->fb_base = addr;
439#endif /* CONFIG_LCD */
440
441#if defined(CONFIG_VIDEO) && defined(CONFIG_8xx)
442 /* reserve memory for video display (always full pages) */
443 addr = video_setmem (addr);
444 gd->fb_base = addr;
445#endif /* CONFIG_VIDEO */
446
447 /*
448 * reserve memory for U-Boot code, data & bss
wdenk682011f2003-06-03 23:54:09 +0000449 * round down to next 4 kB limit
wdenkfe8c2802002-11-03 00:38:21 +0000450 */
451 addr -= len;
wdenk682011f2003-06-03 23:54:09 +0000452 addr &= ~(4096 - 1);
Wolfgang Denk7d314992005-10-05 00:00:54 +0200453#ifdef CONFIG_E500
454 /* round down to next 64 kB limit so that IVPR stays aligned */
455 addr &= ~(65536 - 1);
456#endif
wdenkfe8c2802002-11-03 00:38:21 +0000457
wdenk9d2b18a2003-06-28 23:11:04 +0000458 debug ("Reserving %ldk for U-Boot at: %08lx\n", len >> 10, addr);
wdenkfe8c2802002-11-03 00:38:21 +0000459
wdenkc7de8292002-11-19 11:04:11 +0000460#ifdef CONFIG_AMIGAONEG3SE
461 gd->relocaddr = addr;
462#endif
463
wdenkfe8c2802002-11-03 00:38:21 +0000464 /*
465 * reserve memory for malloc() arena
466 */
467 addr_sp = addr - TOTAL_MALLOC_LEN;
wdenk9d2b18a2003-06-28 23:11:04 +0000468 debug ("Reserving %dk for malloc() at: %08lx\n",
wdenkfe8c2802002-11-03 00:38:21 +0000469 TOTAL_MALLOC_LEN >> 10, addr_sp);
wdenkfe8c2802002-11-03 00:38:21 +0000470
471 /*
472 * (permanently) allocate a Board Info struct
473 * and a permanent copy of the "global" data
474 */
475 addr_sp -= sizeof (bd_t);
476 bd = (bd_t *) addr_sp;
477 gd->bd = bd;
wdenk9d2b18a2003-06-28 23:11:04 +0000478 debug ("Reserving %d Bytes for Board Info at: %08lx\n",
wdenkfe8c2802002-11-03 00:38:21 +0000479 sizeof (bd_t), addr_sp);
wdenkfe8c2802002-11-03 00:38:21 +0000480 addr_sp -= sizeof (gd_t);
481 id = (gd_t *) addr_sp;
wdenk9d2b18a2003-06-28 23:11:04 +0000482 debug ("Reserving %d Bytes for Global Data at: %08lx\n",
wdenkfe8c2802002-11-03 00:38:21 +0000483 sizeof (gd_t), addr_sp);
wdenkfe8c2802002-11-03 00:38:21 +0000484
485 /*
486 * Finally, we set up a new (bigger) stack.
487 *
488 * Leave some safety gap for SP, force alignment on 16 byte boundary
489 * Clear initial stack frame
490 */
491 addr_sp -= 16;
492 addr_sp &= ~0xF;
Wolfgang Denk7bc5ee02005-08-26 01:36:03 +0200493 s = (ulong *)addr_sp;
494 *s-- = 0;
495 *s-- = 0;
496 addr_sp = (ulong)s;
wdenk9d2b18a2003-06-28 23:11:04 +0000497 debug ("Stack Pointer at: %08lx\n", addr_sp);
wdenkfe8c2802002-11-03 00:38:21 +0000498
499 /*
500 * Save local variables to board info struct
501 */
502
wdenkc837dcb2004-01-20 23:12:12 +0000503 bd->bi_memstart = CFG_SDRAM_BASE; /* start of DRAM memory */
wdenkfe8c2802002-11-03 00:38:21 +0000504 bd->bi_memsize = gd->ram_size; /* size of DRAM memory in bytes */
505
506#ifdef CONFIG_IP860
wdenkc837dcb2004-01-20 23:12:12 +0000507 bd->bi_sramstart = SRAM_BASE; /* start of SRAM memory */
508 bd->bi_sramsize = SRAM_SIZE; /* size of SRAM memory */
wdenk983fda82004-10-28 00:09:35 +0000509#elif defined CONFIG_MPC8220
510 bd->bi_sramstart = CFG_SRAM_BASE; /* start of SRAM memory */
511 bd->bi_sramsize = CFG_SRAM_SIZE; /* size of SRAM memory */
wdenkfe8c2802002-11-03 00:38:21 +0000512#else
wdenkc837dcb2004-01-20 23:12:12 +0000513 bd->bi_sramstart = 0; /* FIXME */ /* start of SRAM memory */
514 bd->bi_sramsize = 0; /* FIXME */ /* size of SRAM memory */
wdenkfe8c2802002-11-03 00:38:21 +0000515#endif
516
wdenk42d1f032003-10-15 23:53:47 +0000517#if defined(CONFIG_8xx) || defined(CONFIG_8260) || defined(CONFIG_5xx) || \
Jon Loeligerdebb7352006-04-26 17:58:56 -0500518 defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
wdenkfe8c2802002-11-03 00:38:21 +0000519 bd->bi_immr_base = CFG_IMMR; /* base of IMMR register */
520#endif
wdenkcbd8a352004-02-24 02:00:03 +0000521#if defined(CONFIG_MPC5xxx)
wdenk945af8d2003-07-16 21:53:01 +0000522 bd->bi_mbar_base = CFG_MBAR; /* base of internal registers */
523#endif
Eran Libertyf046ccd2005-07-28 10:08:46 -0500524#if defined(CONFIG_MPC83XX)
Timur Tabid239d742006-11-03 12:00:28 -0600525 bd->bi_immrbar = CFG_IMMR;
Eran Libertyf046ccd2005-07-28 10:08:46 -0500526#endif
wdenk983fda82004-10-28 00:09:35 +0000527#if defined(CONFIG_MPC8220)
528 bd->bi_mbar_base = CFG_MBAR; /* base of internal registers */
529 bd->bi_inpfreq = gd->inp_clk;
530 bd->bi_pcifreq = gd->pci_clk;
531 bd->bi_vcofreq = gd->vco_clk;
532 bd->bi_pevfreq = gd->pev_clk;
533 bd->bi_flbfreq = gd->flb_clk;
534
Wolfgang Denkdd520bf2006-11-30 18:02:20 +0100535 /* store bootparam to sram (backward compatible), here? */
536 {
537 u32 *sram = (u32 *)CFG_SRAM_BASE;
538 *sram++ = gd->ram_size;
539 *sram++ = gd->bus_clk;
540 *sram++ = gd->inp_clk;
541 *sram++ = gd->cpu_clk;
542 *sram++ = gd->vco_clk;
543 *sram++ = gd->flb_clk;
544 *sram++ = 0xb8c3ba11; /* boot signature */
545 }
wdenk983fda82004-10-28 00:09:35 +0000546#endif
wdenkfe8c2802002-11-03 00:38:21 +0000547
548 bd->bi_bootflags = bootflag; /* boot / reboot flag (for LynxOS) */
549
550 WATCHDOG_RESET ();
551 bd->bi_intfreq = gd->cpu_clk; /* Internal Freq, in Hz */
552 bd->bi_busfreq = gd->bus_clk; /* Bus Freq, in Hz */
Jon Loeliger9c4c5ae2005-07-23 10:37:35 -0500553#if defined(CONFIG_CPM2)
wdenkfe8c2802002-11-03 00:38:21 +0000554 bd->bi_cpmfreq = gd->cpm_clk;
555 bd->bi_brgfreq = gd->brg_clk;
556 bd->bi_sccfreq = gd->scc_clk;
557 bd->bi_vco = gd->vco_out;
Jon Loeliger9c4c5ae2005-07-23 10:37:35 -0500558#endif /* CONFIG_CPM2 */
wdenkcbd8a352004-02-24 02:00:03 +0000559#if defined(CONFIG_MPC5xxx)
wdenk945af8d2003-07-16 21:53:01 +0000560 bd->bi_ipbfreq = gd->ipb_clk;
561 bd->bi_pcifreq = gd->pci_clk;
wdenkcbd8a352004-02-24 02:00:03 +0000562#endif /* CONFIG_MPC5xxx */
wdenkfe8c2802002-11-03 00:38:21 +0000563 bd->bi_baudrate = gd->baudrate; /* Console Baudrate */
564
565#ifdef CFG_EXTBDINFO
Wolfgang Denk77ddac92005-10-13 16:45:02 +0200566 strncpy ((char *)bd->bi_s_version, "1.2", sizeof (bd->bi_s_version));
567 strncpy ((char *)bd->bi_r_version, U_BOOT_VERSION, sizeof (bd->bi_r_version));
wdenkfe8c2802002-11-03 00:38:21 +0000568
569 bd->bi_procfreq = gd->cpu_clk; /* Processor Speed, In Hz */
570 bd->bi_plb_busfreq = gd->bus_clk;
Stefan Roese846b0dd2005-08-08 12:42:22 +0200571#if defined(CONFIG_405GP) || defined(CONFIG_405EP) || defined(CONFIG_440EP) || defined(CONFIG_440GR)
wdenkfe8c2802002-11-03 00:38:21 +0000572 bd->bi_pci_busfreq = get_PCI_freq ();
wdenk109c0e32004-03-23 21:43:07 +0000573 bd->bi_opbfreq = get_OPB_freq ();
wdenk028ab6b2004-02-23 23:54:43 +0000574#elif defined(CONFIG_XILINX_ML300)
575 bd->bi_pci_busfreq = get_PCI_freq ();
wdenkfe8c2802002-11-03 00:38:21 +0000576#endif
577#endif
578
wdenk9d2b18a2003-06-28 23:11:04 +0000579 debug ("New Stack Pointer is: %08lx\n", addr_sp);
wdenkfe8c2802002-11-03 00:38:21 +0000580
581 WATCHDOG_RESET ();
582
583#ifdef CONFIG_POST
584 post_bootmode_init();
wdenk6dff5522003-07-15 07:45:49 +0000585 post_run (NULL, POST_ROM | post_bootmode_get(0));
wdenkfe8c2802002-11-03 00:38:21 +0000586#endif
587
588 WATCHDOG_RESET();
589
wdenk27b207f2003-07-24 23:38:38 +0000590 memcpy (id, (void *)gd, sizeof (gd_t));
wdenkfe8c2802002-11-03 00:38:21 +0000591
592 relocate_code (addr_sp, id, addr);
593
594 /* NOTREACHED - relocate_code() does not return */
595}
596
wdenkfe8c2802002-11-03 00:38:21 +0000597/************************************************************************
598 *
599 * This is the next part if the initialization sequence: we are now
600 * running from RAM and have a "normal" C environment, i. e. global
601 * data can be written, BSS has been cleared, the stack size in not
602 * that critical any more, etc.
603 *
604 ************************************************************************
605 */
wdenkfe8c2802002-11-03 00:38:21 +0000606void board_init_r (gd_t *id, ulong dest_addr)
607{
wdenkfe8c2802002-11-03 00:38:21 +0000608 cmd_tbl_t *cmdtp;
609 char *s, *e;
610 bd_t *bd;
611 int i;
612 extern void malloc_bin_reloc (void);
613#ifndef CFG_ENV_IS_NOWHERE
614 extern char * env_name_spec;
615#endif
616
617#ifndef CFG_NO_FLASH
618 ulong flash_size;
619#endif
620
621 gd = id; /* initialize RAM version of global data */
622 bd = gd->bd;
623
624 gd->flags |= GD_FLG_RELOC; /* tell others: relocation done */
Marian Balakowiczbb105f22006-06-30 15:27:09 +0200625 gd->reloc_off = dest_addr - CFG_MONITOR_BASE;
626
627#ifdef CONFIG_SERIAL_MULTI
628 serial_initialize();
629#endif
wdenkfe8c2802002-11-03 00:38:21 +0000630
wdenk9d2b18a2003-06-28 23:11:04 +0000631 debug ("Now running in RAM - U-Boot at: %08lx\n", dest_addr);
wdenkfe8c2802002-11-03 00:38:21 +0000632
633 WATCHDOG_RESET ();
634
wdenkc837dcb2004-01-20 23:12:12 +0000635#if defined(CONFIG_BOARD_EARLY_INIT_R)
636 board_early_init_r ();
637#endif
638
wdenk3b57fe02003-05-30 12:48:29 +0000639 monitor_flash_len = (ulong)&__init_end - dest_addr;
wdenkfe8c2802002-11-03 00:38:21 +0000640
641 /*
642 * We have to relocate the command table manually
643 */
wdenk8bde7f72003-06-27 21:31:46 +0000644 for (cmdtp = &__u_boot_cmd_start; cmdtp != &__u_boot_cmd_end; cmdtp++) {
wdenkfe8c2802002-11-03 00:38:21 +0000645 ulong addr;
wdenkfe8c2802002-11-03 00:38:21 +0000646 addr = (ulong) (cmdtp->cmd) + gd->reloc_off;
647#if 0
648 printf ("Command \"%s\": 0x%08lx => 0x%08lx\n",
649 cmdtp->name, (ulong) (cmdtp->cmd), addr);
650#endif
651 cmdtp->cmd =
652 (int (*)(struct cmd_tbl_s *, int, int, char *[]))addr;
653
654 addr = (ulong)(cmdtp->name) + gd->reloc_off;
655 cmdtp->name = (char *)addr;
656
657 if (cmdtp->usage) {
658 addr = (ulong)(cmdtp->usage) + gd->reloc_off;
659 cmdtp->usage = (char *)addr;
660 }
661#ifdef CFG_LONGHELP
662 if (cmdtp->help) {
663 addr = (ulong)(cmdtp->help) + gd->reloc_off;
664 cmdtp->help = (char *)addr;
665 }
666#endif
667 }
668 /* there are some other pointer constants we must deal with */
669#ifndef CFG_ENV_IS_NOWHERE
670 env_name_spec += gd->reloc_off;
671#endif
672
673 WATCHDOG_RESET ();
674
wdenk56f94be2002-11-05 16:35:14 +0000675#ifdef CONFIG_LOGBUFFER
wdenk228f29a2002-12-08 09:53:23 +0000676 logbuff_init_ptrs ();
wdenk56f94be2002-11-05 16:35:14 +0000677#endif
wdenkfe8c2802002-11-03 00:38:21 +0000678#ifdef CONFIG_POST
wdenk228f29a2002-12-08 09:53:23 +0000679 post_output_backlog ();
wdenkfe8c2802002-11-03 00:38:21 +0000680 post_reloc ();
681#endif
682
683 WATCHDOG_RESET();
684
Kumar Gala2688e2f2006-02-10 15:40:06 -0600685#if defined(CONFIG_IP860) || defined(CONFIG_PCU_E) || \
686 defined (CONFIG_FLAGADM) || defined(CONFIG_MPC83XX)
wdenkfe8c2802002-11-03 00:38:21 +0000687 icache_enable (); /* it's time to enable the instruction cache */
688#endif
689
Haiying Wang1c8f6d82006-08-15 15:12:55 -0400690#if defined(CFG_INIT_RAM_LOCK) && defined(CONFIG_E500)
wdenkc837dcb2004-01-20 23:12:12 +0000691 unlock_ram_in_cache(); /* it's time to unlock D-cache in e500 */
wdenk42d1f032003-10-15 23:53:47 +0000692#endif
693
wdenk3bac3512003-03-12 10:41:04 +0000694#if defined(CONFIG_BAB7xx) || defined(CONFIG_CPC45)
wdenkfe8c2802002-11-03 00:38:21 +0000695 /*
wdenk3bac3512003-03-12 10:41:04 +0000696 * Do PCI configuration on BAB7xx and CPC45 _before_ the flash
697 * gets initialised, because we need the ISA resp. PCI_to_LOCAL bus
698 * bridge there.
wdenkfe8c2802002-11-03 00:38:21 +0000699 */
700 pci_init ();
wdenk3bac3512003-03-12 10:41:04 +0000701#endif
702#if defined(CONFIG_BAB7xx)
wdenkfe8c2802002-11-03 00:38:21 +0000703 /*
704 * Initialise the ISA bridge
705 */
706 initialise_w83c553f ();
707#endif
708
709 asm ("sync ; isync");
710
711 /*
712 * Setup trap handlers
713 */
714 trap_init (dest_addr);
715
716#if !defined(CFG_NO_FLASH)
717 puts ("FLASH: ");
718
719 if ((flash_size = flash_init ()) > 0) {
wdenk0cb61d72003-08-30 00:05:50 +0000720# ifdef CFG_FLASH_CHECKSUM
wdenkfe8c2802002-11-03 00:38:21 +0000721 print_size (flash_size, "");
722 /*
723 * Compute and print flash CRC if flashchecksum is set to 'y'
724 *
725 * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
726 */
727 s = getenv ("flashchecksum");
728 if (s && (*s == 'y')) {
729 printf (" CRC: %08lX",
wdenk7e780362004-04-08 22:31:29 +0000730 crc32 (0, (const unsigned char *) CFG_FLASH_BASE, flash_size)
731 );
wdenkfe8c2802002-11-03 00:38:21 +0000732 }
733 putc ('\n');
wdenk0cb61d72003-08-30 00:05:50 +0000734# else /* !CFG_FLASH_CHECKSUM */
wdenkfe8c2802002-11-03 00:38:21 +0000735 print_size (flash_size, "\n");
wdenk0cb61d72003-08-30 00:05:50 +0000736# endif /* CFG_FLASH_CHECKSUM */
wdenkfe8c2802002-11-03 00:38:21 +0000737 } else {
738 puts (failed);
739 hang ();
740 }
741
742 bd->bi_flashstart = CFG_FLASH_BASE; /* update start of FLASH memory */
743 bd->bi_flashsize = flash_size; /* size of FLASH memory (final value) */
Heiko Schocherfa230442006-12-21 17:17:02 +0100744
745#if defined(CFG_UPDATE_FLASH_SIZE)
746 /* Make a update of the Memctrl. */
747 update_flash_size (flash_size);
748#endif
749
750
wdenk7e780362004-04-08 22:31:29 +0000751# if defined(CONFIG_PCU_E) || defined(CONFIG_OXC) || defined(CONFIG_RMU)
752 /* flash mapped at end of memory map */
753 bd->bi_flashoffset = TEXT_BASE + flash_size;
wdenk0cb61d72003-08-30 00:05:50 +0000754# elif CFG_MONITOR_BASE == CFG_FLASH_BASE
wdenk3b57fe02003-05-30 12:48:29 +0000755 bd->bi_flashoffset = monitor_flash_len; /* reserved area for startup monitor */
wdenk0cb61d72003-08-30 00:05:50 +0000756# else
wdenkfe8c2802002-11-03 00:38:21 +0000757 bd->bi_flashoffset = 0;
wdenk0cb61d72003-08-30 00:05:50 +0000758# endif
759#else /* CFG_NO_FLASH */
wdenkfe8c2802002-11-03 00:38:21 +0000760
761 bd->bi_flashsize = 0;
762 bd->bi_flashstart = 0;
763 bd->bi_flashoffset = 0;
764#endif /* !CFG_NO_FLASH */
765
766 WATCHDOG_RESET ();
767
768 /* initialize higher level parts of CPU like time base and timers */
769 cpu_init_r ();
770
771 WATCHDOG_RESET ();
772
773 /* initialize malloc() area */
774 mem_malloc_init ();
775 malloc_bin_reloc ();
776
777#ifdef CONFIG_SPI
778# if !defined(CFG_ENV_IS_IN_EEPROM)
779 spi_init_f ();
780# endif
781 spi_init_r ();
782#endif
783
Stefan Roese887e2ec2006-09-07 11:51:23 +0200784#if (CONFIG_COMMANDS & CFG_CMD_NAND)
785 WATCHDOG_RESET ();
786 puts ("NAND: ");
787 nand_init(); /* go init the NAND */
788#endif
789
wdenkfe8c2802002-11-03 00:38:21 +0000790 /* relocate environment function pointers etc. */
791 env_relocate ();
792
793 /*
794 * Fill in missing fields of bd_info.
wdenk8bde7f72003-06-27 21:31:46 +0000795 * We do this here, where we have "normal" access to the
796 * environment; we used to do this still running from ROM,
797 * where had to use getenv_r(), which can be pretty slow when
798 * the environment is in EEPROM.
wdenkfe8c2802002-11-03 00:38:21 +0000799 */
wdenk7abf0c52004-04-18 21:45:42 +0000800
801#if defined(CFG_EXTBDINFO)
802#if defined(CONFIG_405GP) || defined(CONFIG_405EP)
803#if defined(CONFIG_I2CFAST)
804 /*
805 * set bi_iic_fast for linux taking environment variable
806 * "i2cfast" into account
807 */
808 {
809 char *s = getenv ("i2cfast");
810 if (s && ((*s == 'y') || (*s == 'Y'))) {
811 bd->bi_iic_fast[0] = 1;
812 bd->bi_iic_fast[1] = 1;
813 } else {
814 bd->bi_iic_fast[0] = 0;
815 bd->bi_iic_fast[1] = 0;
816 }
817 }
818#else
819 bd->bi_iic_fast[0] = 0;
820 bd->bi_iic_fast[1] = 0;
821#endif /* CONFIG_I2CFAST */
822#endif /* CONFIG_405GP, CONFIG_405EP */
823#endif /* CFG_EXTBDINFO */
824
Heiko Schocherca43ba12007-01-11 15:44:44 +0100825#if defined(CONFIG_SOLIDCARD3)
826 sc3_read_eeprom();
827#endif
wdenkfe8c2802002-11-03 00:38:21 +0000828 s = getenv ("ethaddr");
Bartlomiej Sieka4707fb52006-10-13 21:09:09 +0200829#if defined (CONFIG_MBX) || \
830 defined (CONFIG_RPXCLASSIC) || \
831 defined(CONFIG_IAD210) || \
832 defined(CONFIG_V38B)
wdenkfe8c2802002-11-03 00:38:21 +0000833 if (s == NULL)
834 board_get_enetaddr (bd->bi_enetaddr);
835 else
836#endif
837 for (i = 0; i < 6; ++i) {
838 bd->bi_enetaddr[i] = s ? simple_strtoul (s, &e, 16) : 0;
839 if (s)
840 s = (*e) ? e + 1 : e;
841 }
842#ifdef CONFIG_HERMES
843 if ((gd->board_type >> 16) == 2)
844 bd->bi_ethspeed = gd->board_type & 0xFFFF;
845 else
846 bd->bi_ethspeed = 0xFFFF;
847#endif
848
849#ifdef CONFIG_NX823
850 load_sernum_ethaddr ();
851#endif
852
wdenke2ffd592004-12-31 09:32:47 +0000853#ifdef CONFIG_HAS_ETH1
wdenkfe8c2802002-11-03 00:38:21 +0000854 /* handle the 2nd ethernet address */
855
856 s = getenv ("eth1addr");
857
858 for (i = 0; i < 6; ++i) {
859 bd->bi_enet1addr[i] = s ? simple_strtoul (s, &e, 16) : 0;
860 if (s)
861 s = (*e) ? e + 1 : e;
862 }
863#endif
wdenke2ffd592004-12-31 09:32:47 +0000864#ifdef CONFIG_HAS_ETH2
wdenkfe8c2802002-11-03 00:38:21 +0000865 /* handle the 3rd ethernet address */
866
867 s = getenv ("eth2addr");
Stefan Roeseb79316f2005-08-15 12:31:23 +0200868#if defined(CONFIG_XPEDITE1K) || defined(CONFIG_METROBOX) || defined(CONFIG_KAREF)
wdenkba56f622004-02-06 23:19:44 +0000869 if (s == NULL)
870 board_get_enetaddr(bd->bi_enet2addr);
871 else
872#endif
wdenkfe8c2802002-11-03 00:38:21 +0000873 for (i = 0; i < 6; ++i) {
874 bd->bi_enet2addr[i] = s ? simple_strtoul (s, &e, 16) : 0;
875 if (s)
876 s = (*e) ? e + 1 : e;
877 }
878#endif
879
wdenke2ffd592004-12-31 09:32:47 +0000880#ifdef CONFIG_HAS_ETH3
wdenkba56f622004-02-06 23:19:44 +0000881 /* handle 4th ethernet address */
882 s = getenv("eth3addr");
Stefan Roeseb79316f2005-08-15 12:31:23 +0200883#if defined(CONFIG_XPEDITE1K) || defined(CONFIG_METROBOX) || defined(CONFIG_KAREF)
wdenkba56f622004-02-06 23:19:44 +0000884 if (s == NULL)
885 board_get_enetaddr(bd->bi_enet3addr);
886 else
887#endif
888 for (i = 0; i < 6; ++i) {
889 bd->bi_enet3addr[i] = s ? simple_strtoul (s, &e, 16) : 0;
890 if (s)
891 s = (*e) ? e + 1 : e;
892 }
893#endif
wdenkfe8c2802002-11-03 00:38:21 +0000894
Haiying Wangbea3f282006-07-12 10:48:05 -0400895#ifdef CFG_ID_EEPROM
896 mac_read_from_eeprom();
897#endif
898
wdenkfe8c2802002-11-03 00:38:21 +0000899#if defined(CONFIG_TQM8xxL) || defined(CONFIG_TQM8260) || \
Heiko Schocherfa230442006-12-21 17:17:02 +0100900 defined(CONFIG_TQM8272) || \
wdenk02b11f82004-05-12 22:54:36 +0000901 defined(CONFIG_CCM) || defined(CONFIG_KUP4K) || defined(CONFIG_KUP4X)
wdenkfe8c2802002-11-03 00:38:21 +0000902 load_sernum_ethaddr ();
903#endif
904 /* IP Address */
905 bd->bi_ip_addr = getenv_IPaddr ("ipaddr");
906
907 WATCHDOG_RESET ();
908
wdenk979bdbc2004-06-01 21:08:17 +0000909#if defined(CONFIG_PCI) && !defined(CONFIG_BAB7xx) && !defined(CONFIG_CPC45)
wdenkfe8c2802002-11-03 00:38:21 +0000910 /*
911 * Do pci configuration
912 */
913 pci_init ();
914#endif
915
916/** leave this here (after malloc(), environment and PCI are working) **/
917 /* Initialize devices */
918 devices_init ();
919
wdenk27b207f2003-07-24 23:38:38 +0000920 /* Initialize the jump table for applications */
921 jumptable_init ();
wdenkfe8c2802002-11-03 00:38:21 +0000922
923 /* Initialize the console (after the relocation and devices init) */
924 console_init_r ();
wdenkfe8c2802002-11-03 00:38:21 +0000925
926#if defined(CONFIG_CCM) || \
927 defined(CONFIG_COGENT) || \
928 defined(CONFIG_CPCI405) || \
929 defined(CONFIG_EVB64260) || \
wdenk56f94be2002-11-05 16:35:14 +0000930 defined(CONFIG_KUP4K) || \
wdenk0608e042004-03-25 19:29:38 +0000931 defined(CONFIG_KUP4X) || \
wdenkfe8c2802002-11-03 00:38:21 +0000932 defined(CONFIG_LWMON) || \
933 defined(CONFIG_PCU_E) || \
Heiko Schocherca43ba12007-01-11 15:44:44 +0100934 defined(CONFIG_SOLIDCARD3) || \
wdenkfe8c2802002-11-03 00:38:21 +0000935 defined(CONFIG_W7O) || \
936 defined(CONFIG_MISC_INIT_R)
937 /* miscellaneous platform dependent initialisations */
938 misc_init_r ();
939#endif
940
941#ifdef CONFIG_HERMES
942 if (bd->bi_ethspeed != 0xFFFF)
943 hermes_start_lxt980 ((int) bd->bi_ethspeed);
944#endif
945
wdenkfe8c2802002-11-03 00:38:21 +0000946#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
947 WATCHDOG_RESET ();
948 puts ("KGDB: ");
949 kgdb_init ();
950#endif
951
wdenk9d2b18a2003-06-28 23:11:04 +0000952 debug ("U-Boot relocated to %08lx\n", dest_addr);
wdenkfe8c2802002-11-03 00:38:21 +0000953
954 /*
955 * Enable Interrupts
956 */
957 interrupt_init ();
958
959 /* Must happen after interrupts are initialized since
960 * an irq handler gets installed
961 */
wdenk42dfe7a2004-03-14 22:25:36 +0000962#ifdef CONFIG_SERIAL_SOFTWARE_FIFO
wdenkfe8c2802002-11-03 00:38:21 +0000963 serial_buffered_init();
964#endif
965
966#ifdef CONFIG_STATUS_LED
967 status_led_set (STATUS_LED_BOOT, STATUS_LED_BLINKING);
968#endif
969
970 udelay (20);
971
972 set_timer (0);
973
wdenkfe8c2802002-11-03 00:38:21 +0000974 /* Initialize from environment */
975 if ((s = getenv ("loadaddr")) != NULL) {
976 load_addr = simple_strtoul (s, NULL, 16);
977 }
978#if (CONFIG_COMMANDS & CFG_CMD_NET)
979 if ((s = getenv ("bootfile")) != NULL) {
980 copy_filename (BootFile, s, sizeof (BootFile));
981 }
982#endif /* CFG_CMD_NET */
983
984 WATCHDOG_RESET ();
985
986#if (CONFIG_COMMANDS & CFG_CMD_SCSI)
987 WATCHDOG_RESET ();
988 puts ("SCSI: ");
989 scsi_init ();
990#endif
991
992#if (CONFIG_COMMANDS & CFG_CMD_DOC)
993 WATCHDOG_RESET ();
994 puts ("DOC: ");
995 doc_init ();
996#endif
997
Marian Balakowicz63ff0042005-10-28 22:30:33 +0200998#if (CONFIG_COMMANDS & CFG_CMD_NET)
999#if defined(CONFIG_NET_MULTI)
wdenkfe8c2802002-11-03 00:38:21 +00001000 WATCHDOG_RESET ();
1001 puts ("Net: ");
Marian Balakowicz63ff0042005-10-28 22:30:33 +02001002#endif
wdenkfe8c2802002-11-03 00:38:21 +00001003 eth_initialize (bd);
1004#endif
1005
Marian Balakowicz63ff0042005-10-28 22:30:33 +02001006#if (CONFIG_COMMANDS & CFG_CMD_NET) && ( \
1007 defined(CONFIG_CCM) || \
1008 defined(CONFIG_ELPT860) || \
1009 defined(CONFIG_EP8260) || \
1010 defined(CONFIG_IP860) || \
1011 defined(CONFIG_IVML24) || \
1012 defined(CONFIG_IVMS8) || \
1013 defined(CONFIG_MPC8260ADS) || \
1014 defined(CONFIG_MPC8266ADS) || \
1015 defined(CONFIG_MPC8560ADS) || \
1016 defined(CONFIG_PCU_E) || \
1017 defined(CONFIG_RPXSUPER) || \
1018 defined(CONFIG_STXGP3) || \
1019 defined(CONFIG_SPD823TS) || \
1020 defined(CONFIG_RESET_PHY_R) )
1021
1022 WATCHDOG_RESET ();
1023 debug ("Reset Ethernet PHY\n");
1024 reset_phy ();
1025#endif
1026
wdenkfe8c2802002-11-03 00:38:21 +00001027#ifdef CONFIG_POST
wdenk6dff5522003-07-15 07:45:49 +00001028 post_run (NULL, POST_RAM | post_bootmode_get(0));
wdenkfe8c2802002-11-03 00:38:21 +00001029#endif
1030
1031#if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) && !(CONFIG_COMMANDS & CFG_CMD_IDE)
1032 WATCHDOG_RESET ();
1033 puts ("PCMCIA:");
1034 pcmcia_init ();
1035#endif
1036
1037#if (CONFIG_COMMANDS & CFG_CMD_IDE)
1038 WATCHDOG_RESET ();
1039# ifdef CONFIG_IDE_8xx_PCCARD
1040 puts ("PCMCIA:");
1041# else
1042 puts ("IDE: ");
1043#endif
Heiko Schocherca43ba12007-01-11 15:44:44 +01001044#if defined(CONFIG_START_IDE)
1045 if (board_start_ide())
1046 ide_init ();
1047#else
wdenkfe8c2802002-11-03 00:38:21 +00001048 ide_init ();
Heiko Schocherca43ba12007-01-11 15:44:44 +01001049#endif
wdenkfe8c2802002-11-03 00:38:21 +00001050#endif /* CFG_CMD_IDE */
1051
1052#ifdef CONFIG_LAST_STAGE_INIT
1053 WATCHDOG_RESET ();
1054 /*
1055 * Some parts can be only initialized if all others (like
1056 * Interrupts) are up and running (i.e. the PC-style ISA
1057 * keyboard).
1058 */
1059 last_stage_init ();
1060#endif
1061
1062#if (CONFIG_COMMANDS & CFG_CMD_BEDBUG)
1063 WATCHDOG_RESET ();
1064 bedbug_init ();
1065#endif
1066
wdenk228f29a2002-12-08 09:53:23 +00001067#if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER)
wdenkfe8c2802002-11-03 00:38:21 +00001068 /*
1069 * Export available size of memory for Linux,
1070 * taking into account the protected RAM at top of memory
1071 */
1072 {
1073 ulong pram;
wdenkfe8c2802002-11-03 00:38:21 +00001074 uchar memsz[32];
wdenk228f29a2002-12-08 09:53:23 +00001075#ifdef CONFIG_PRAM
1076 char *s;
wdenkfe8c2802002-11-03 00:38:21 +00001077
1078 if ((s = getenv ("pram")) != NULL) {
1079 pram = simple_strtoul (s, NULL, 10);
1080 } else {
1081 pram = CONFIG_PRAM;
1082 }
wdenk228f29a2002-12-08 09:53:23 +00001083#else
1084 pram=0;
1085#endif
1086#ifdef CONFIG_LOGBUFFER
1087 /* Also take the logbuffer into account (pram is in kB) */
1088 pram += (LOGBUFF_LEN+LOGBUFF_OVERHEAD)/1024;
1089#endif
Wolfgang Denk77ddac92005-10-13 16:45:02 +02001090 sprintf ((char *)memsz, "%ldk", (bd->bi_memsize / 1024) - pram);
1091 setenv ("mem", (char *)memsz);
wdenkfe8c2802002-11-03 00:38:21 +00001092 }
1093#endif
1094
wdenk1c437712004-01-16 00:30:56 +00001095#ifdef CONFIG_PS2KBD
1096 puts ("PS/2: ");
1097 kbd_init();
1098#endif
1099
wdenk4532cb62003-04-27 22:52:51 +00001100#ifdef CONFIG_MODEM_SUPPORT
1101 {
1102 extern int do_mdm_init;
1103 do_mdm_init = gd->do_mdm_init;
1104 }
1105#endif
1106
wdenkfe8c2802002-11-03 00:38:21 +00001107 /* Initialization complete - start the monitor */
1108
1109 /* main_loop() can return to retry autoboot, if so just run it again. */
1110 for (;;) {
1111 WATCHDOG_RESET ();
1112 main_loop ();
1113 }
1114
1115 /* NOTREACHED - no way out of command loop except booting */
1116}
1117
1118void hang (void)
1119{
1120 puts ("### ERROR ### Please RESET the board ###\n");
wdenk63e73c92004-02-23 22:22:28 +00001121#ifdef CONFIG_SHOW_BOOT_PROGRESS
1122 show_boot_progress(-30);
1123#endif
wdenkfe8c2802002-11-03 00:38:21 +00001124 for (;;);
1125}
1126
wdenk4532cb62003-04-27 22:52:51 +00001127#ifdef CONFIG_MODEM_SUPPORT
1128/* called from main loop (common/main.c) */
Wolfgang Denk77ddac92005-10-13 16:45:02 +02001129/* 'inline' - We have to do it fast */
1130static inline void mdm_readline(char *buf, int bufsiz)
1131{
1132 char c;
1133 char *p;
1134 int n;
1135
1136 n = 0;
1137 p = buf;
1138 for(;;) {
1139 c = serial_getc();
1140
1141 /* dbg("(%c)", c); */
1142
1143 switch(c) {
1144 case '\r':
1145 break;
1146 case '\n':
1147 *p = '\0';
1148 return;
1149
1150 default:
1151 if(n++ > bufsiz) {
1152 *p = '\0';
1153 return; /* sanity check */
1154 }
1155 *p = c;
1156 p++;
1157 break;
1158 }
1159 }
1160}
1161
wdenk4532cb62003-04-27 22:52:51 +00001162extern void dbg(const char *fmt, ...);
1163int mdm_init (void)
1164{
1165 char env_str[16];
1166 char *init_str;
1167 int i;
1168 extern char console_buffer[];
wdenk4532cb62003-04-27 22:52:51 +00001169 extern void enable_putc(void);
1170 extern int hwflow_onoff(int);
1171
1172 enable_putc(); /* enable serial_putc() */
1173
1174#ifdef CONFIG_HWFLOW
1175 init_str = getenv("mdm_flow_control");
1176 if (init_str && (strcmp(init_str, "rts/cts") == 0))
1177 hwflow_onoff (1);
1178 else
1179 hwflow_onoff(-1);
1180#endif
1181
1182 for (i = 1;;i++) {
1183 sprintf(env_str, "mdm_init%d", i);
1184 if ((init_str = getenv(env_str)) != NULL) {
1185 serial_puts(init_str);
1186 serial_puts("\n");
1187 for(;;) {
1188 mdm_readline(console_buffer, CFG_CBSIZE);
1189 dbg("ini%d: [%s]", i, console_buffer);
1190
1191 if ((strcmp(console_buffer, "OK") == 0) ||
1192 (strcmp(console_buffer, "ERROR") == 0)) {
1193 dbg("ini%d: cmd done", i);
1194 break;
1195 } else /* in case we are originating call ... */
1196 if (strncmp(console_buffer, "CONNECT", 7) == 0) {
1197 dbg("ini%d: connect", i);
1198 return 0;
1199 }
1200 }
1201 } else
1202 break; /* no init string - stop modem init */
1203
1204 udelay(100000);
1205 }
1206
1207 udelay(100000);
1208
1209 /* final stage - wait for connect */
1210 for(;i > 1;) { /* if 'i' > 1 - wait for connection
1211 message from modem */
1212 mdm_readline(console_buffer, CFG_CBSIZE);
1213 dbg("ini_f: [%s]", console_buffer);
1214 if (strncmp(console_buffer, "CONNECT", 7) == 0) {
1215 dbg("ini_f: connected");
1216 return 0;
1217 }
1218 }
1219
1220 return 0;
1221}
1222
wdenk4532cb62003-04-27 22:52:51 +00001223#endif
1224
wdenkfe8c2802002-11-03 00:38:21 +00001225#if 0 /* We could use plain global data, but the resulting code is bigger */
1226/*
1227 * Pointer to initial global data area
1228 *
1229 * Here we initialize it.
1230 */
1231#undef XTRN_DECLARE_GLOBAL_DATA_PTR
1232#define XTRN_DECLARE_GLOBAL_DATA_PTR /* empty = allocate here */
1233DECLARE_GLOBAL_DATA_PTR = (gd_t *) (CFG_INIT_RAM_ADDR + CFG_GBL_DATA_OFFSET);
1234#endif /* 0 */
1235
1236/************************************************************************/