2 * (C) Copyright 2000-2010
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * See file CREDITS for list of people who contributed to this
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.
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.
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,
28 #include <stdio_dev.h>
38 #if defined(CONFIG_CMD_IDE)
41 #if defined(CONFIG_CMD_SCSI)
44 #if defined(CONFIG_CMD_KGDB)
47 #ifdef CONFIG_STATUS_LED
48 #include <status_led.h>
51 #ifdef CONFIG_GENERIC_MMC
55 #ifdef CONFIG_SYS_ALLOC_DPRAM
56 #if !defined(CONFIG_CPM2)
61 #if defined(CONFIG_BAB7xx)
65 #if defined(CONFIG_POST)
68 #if defined(CONFIG_LOGBUFFER)
71 #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500)
72 #include <asm/cache.h>
78 #ifdef CONFIG_ADDR_MAP
86 #ifdef CONFIG_BITBANGMII
90 #ifdef CONFIG_SYS_UPDATE_FLASH_SIZE
91 extern int update_flash_size (int flash_size);
94 #if defined(CONFIG_SC3)
95 extern void sc3_read_eeprom(void);
98 #if defined(CONFIG_CMD_DOC)
101 #if defined(CONFIG_HARD_I2C) || \
102 defined(CONFIG_SOFT_I2C)
108 static char *failed = "*** failed ***\n";
110 #if defined(CONFIG_OXC) || defined(CONFIG_RMU)
111 extern flash_info_t flash_info[];
114 #if defined(CONFIG_START_IDE)
115 extern int board_start_ide(void);
117 #include <environment.h>
119 DECLARE_GLOBAL_DATA_PTR;
121 #if !defined(CONFIG_SYS_MEM_TOP_HIDE)
122 #define CONFIG_SYS_MEM_TOP_HIDE 0
125 extern ulong __init_end;
126 extern ulong __bss_end__;
127 ulong monitor_flash_len;
129 #if defined(CONFIG_CMD_BEDBUG)
130 #include <bedbug/type.h>
133 /************************************************************************
135 ************************************************************************
139 * All attempts to come up with a "common" initialization sequence
140 * that works for all boards and architectures failed: some of the
141 * requirements are just _too_ different. To get rid of the resulting
142 * mess of board dependend #ifdef'ed code we now make the whole
143 * initialization sequence configurable to the user.
145 * The requirements for any new initalization function is simple: it
146 * receives a pointer to the "global data" structure as it's only
147 * argument, and returns an integer return code, where 0 means
148 * "continue" and != 0 means "fatal error, hang the system".
150 typedef int (init_fnc_t) (void);
152 /************************************************************************
154 ************************************************************************
155 * Some of this code should be moved into the core functions,
156 * but let's get it working (again) first...
159 static int init_baudrate (void)
161 gd->baudrate = getenv_ulong("baudrate", 10, CONFIG_BAUDRATE);
165 /***********************************************************************/
167 void __board_add_ram_info(int use_default)
169 /* please define platform specific board_add_ram_info() */
171 void board_add_ram_info(int) __attribute__((weak, alias("__board_add_ram_info")));
173 int __board_flash_wp_on(void)
176 * Most flashes can't be detected when write protection is enabled,
177 * so provide a way to let U-Boot gracefully ignore write protected
182 int board_flash_wp_on(void) __attribute__((weak, alias("__board_flash_wp_on")));
184 void __cpu_secondary_init_r(void)
187 void cpu_secondary_init_r(void)
188 __attribute__((weak, alias("__cpu_secondary_init_r")));
190 static int init_func_ram (void)
192 #ifdef CONFIG_BOARD_TYPES
193 int board_type = gd->board_type;
195 int board_type = 0; /* use dummy arg */
199 if ((gd->ram_size = initdram (board_type)) > 0) {
200 print_size (gd->ram_size, "");
201 board_add_ram_info(0);
209 /***********************************************************************/
211 #if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
212 static int init_func_i2c (void)
215 i2c_init (CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
221 #if defined(CONFIG_HARD_SPI)
222 static int init_func_spi (void)
231 /***********************************************************************/
233 #if defined(CONFIG_WATCHDOG)
234 static int init_func_watchdog_init (void)
236 puts (" Watchdog enabled\n");
240 # define INIT_FUNC_WATCHDOG_INIT init_func_watchdog_init,
242 static int init_func_watchdog_reset (void)
247 # define INIT_FUNC_WATCHDOG_RESET init_func_watchdog_reset,
249 # define INIT_FUNC_WATCHDOG_INIT /* undef */
250 # define INIT_FUNC_WATCHDOG_RESET /* undef */
251 #endif /* CONFIG_WATCHDOG */
253 /************************************************************************
254 * Initialization sequence *
255 ************************************************************************
258 init_fnc_t *init_sequence[] = {
259 #if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)
262 #if defined(CONFIG_BOARD_EARLY_INIT_F)
265 #if !defined(CONFIG_8xx_CPUCLK_DEFAULT)
266 get_clocks, /* get CPU and bus clocks (etc.) */
267 #if defined(CONFIG_TQM8xxL) && !defined(CONFIG_TQM866M) \
268 && !defined(CONFIG_TQM885D)
269 adjust_sdram_tbs_8xx,
273 #ifdef CONFIG_SYS_ALLOC_DPRAM
274 #if !defined(CONFIG_CPM2)
278 #if defined(CONFIG_BOARD_POSTCLK_INIT)
282 #if defined(CONFIG_8xx_CPUCLK_DEFAULT)
283 get_clocks_866, /* get CPU and bus clocks according to the environment variable */
284 sdram_adjust_866, /* adjust sdram refresh rate according to the new clock */
291 #if defined(CONFIG_8260)
294 #endif /* CONFIG_8260 */
295 #if defined(CONFIG_MPC83xx)
299 #if defined(CONFIG_MPC5xxx)
301 #endif /* CONFIG_MPC5xxx */
302 #if defined(CONFIG_MPC8220)
306 INIT_FUNC_WATCHDOG_INIT
307 #if defined(CONFIG_MISC_INIT_F)
310 INIT_FUNC_WATCHDOG_RESET
311 #if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
314 #if defined(CONFIG_HARD_SPI)
320 INIT_FUNC_WATCHDOG_RESET
322 #if defined(CONFIG_SYS_DRAM_TEST)
324 #endif /* CONFIG_SYS_DRAM_TEST */
325 INIT_FUNC_WATCHDOG_RESET
327 NULL, /* Terminate this list */
330 ulong get_effective_memsize(void)
332 #ifndef CONFIG_VERY_BIG_RAM
335 /* limit stack to what we can reasonable map */
336 return ((gd->ram_size > CONFIG_MAX_MEM_MAPPED) ?
337 CONFIG_MAX_MEM_MAPPED : gd->ram_size);
341 /************************************************************************
343 * This is the first part of the initialization sequence that is
344 * implemented in C, but still running from ROM.
346 * The main purpose is to provide a (serial) console interface as
347 * soon as possible (so we can see any error messages), and to
348 * initialize the RAM so that we can relocate the monitor code to
351 * Be aware of the restrictions: global data is read-only, BSS is not
352 * initialized, and stack space is limited to a few kB.
354 ************************************************************************
357 #ifdef CONFIG_LOGBUFFER
358 unsigned long logbuffer_base(void)
360 return CONFIG_SYS_SDRAM_BASE + get_effective_memsize() - LOGBUFF_LEN;
364 void board_init_f (ulong bootflag)
367 ulong len, addr, addr_sp;
370 init_fnc_t **init_fnc_ptr;
375 /* Pointer is writable since we allocated a register for it */
376 gd = (gd_t *) (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_GBL_DATA_OFFSET);
377 /* compiler optimization barrier needed for GCC >= 3.4 */
378 __asm__ __volatile__("": : :"memory");
380 #if !defined(CONFIG_CPM2) && !defined(CONFIG_MPC512X) && \
381 !defined(CONFIG_MPC83xx) && !defined(CONFIG_MPC85xx) && \
382 !defined(CONFIG_MPC86xx)
383 /* Clear initial global data */
384 memset ((void *) gd, 0, sizeof (gd_t));
387 for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr) {
388 if ((*init_fnc_ptr) () != 0) {
394 post_bootmode_init();
395 post_run(NULL, POST_ROM | post_bootmode_get(0));
401 * Now that we have DRAM mapped and working, we can
402 * relocate the code and continue running from DRAM.
404 * Reserve memory at end of RAM for (top down in that order):
405 * - area that won't get touched by U-Boot and Linux (optional)
406 * - kernel log buffer
410 * - board info struct
412 len = (ulong)&__bss_end__ - CONFIG_SYS_MONITOR_BASE;
415 * Subtract specified amount of memory to hide so that it won't
416 * get "touched" at all by U-Boot. By fixing up gd->ram_size
417 * the Linux kernel should now get passed the now "corrected"
418 * memory size and won't touch it either. This should work
419 * for arch/ppc and arch/powerpc. Only Linux board ports in
420 * arch/powerpc with bootwrapper support, that recalculate the
421 * memory size from the SDRAM controller setup will have to
424 gd->ram_size -= CONFIG_SYS_MEM_TOP_HIDE;
426 addr = CONFIG_SYS_SDRAM_BASE + get_effective_memsize();
428 #if defined(CONFIG_MP) && (defined(CONFIG_MPC86xx) || defined(CONFIG_E500))
430 * We need to make sure the location we intend to put secondary core
431 * boot code is reserved and not used by any part of u-boot
433 if (addr > determine_mp_bootpg()) {
434 addr = determine_mp_bootpg();
435 debug ("Reserving MP boot page to %08lx\n", addr);
439 #ifdef CONFIG_LOGBUFFER
440 #ifndef CONFIG_ALT_LB_ADDR
441 /* reserve kernel log buffer */
442 addr -= (LOGBUFF_RESERVE);
443 debug ("Reserving %dk for kernel logbuffer at %08lx\n", LOGBUFF_LEN, addr);
449 * reserve protected RAM
451 reg = getenv_ulong("pram", 10, CONFIG_PRAM);
452 addr -= (reg << 10); /* size is in kB */
453 debug("Reserving %ldk for protected RAM at %08lx\n", reg, addr);
454 #endif /* CONFIG_PRAM */
456 /* round down to next 4 kB limit */
458 debug ("Top of RAM usable for U-Boot at: %08lx\n", addr);
461 #ifdef CONFIG_FB_ADDR
462 gd->fb_base = CONFIG_FB_ADDR;
464 /* reserve memory for LCD display (always full pages) */
465 addr = lcd_setmem (addr);
467 #endif /* CONFIG_FB_ADDR */
468 #endif /* CONFIG_LCD */
470 #if defined(CONFIG_VIDEO) && defined(CONFIG_8xx)
471 /* reserve memory for video display (always full pages) */
472 addr = video_setmem (addr);
474 #endif /* CONFIG_VIDEO */
477 * reserve memory for U-Boot code, data & bss
478 * round down to next 4 kB limit
483 /* round down to next 64 kB limit so that IVPR stays aligned */
484 addr &= ~(65536 - 1);
487 debug ("Reserving %ldk for U-Boot at: %08lx\n", len >> 10, addr);
490 * reserve memory for malloc() arena
492 addr_sp = addr - TOTAL_MALLOC_LEN;
493 debug ("Reserving %dk for malloc() at: %08lx\n",
494 TOTAL_MALLOC_LEN >> 10, addr_sp);
497 * (permanently) allocate a Board Info struct
498 * and a permanent copy of the "global" data
500 addr_sp -= sizeof (bd_t);
501 bd = (bd_t *) addr_sp;
502 memset(bd, 0, sizeof(bd_t));
504 debug ("Reserving %zu Bytes for Board Info at: %08lx\n",
505 sizeof (bd_t), addr_sp);
506 addr_sp -= sizeof (gd_t);
507 id = (gd_t *) addr_sp;
508 debug ("Reserving %zu Bytes for Global Data at: %08lx\n",
509 sizeof (gd_t), addr_sp);
512 * Finally, we set up a new (bigger) stack.
514 * Leave some safety gap for SP, force alignment on 16 byte boundary
515 * Clear initial stack frame
519 s = (ulong *)addr_sp;
523 debug ("Stack Pointer at: %08lx\n", addr_sp);
526 * Save local variables to board info struct
529 bd->bi_memstart = CONFIG_SYS_SDRAM_BASE; /* start of DRAM memory */
530 bd->bi_memsize = gd->ram_size; /* size of DRAM memory in bytes */
532 #ifdef CONFIG_SYS_SRAM_BASE
533 bd->bi_sramstart = CONFIG_SYS_SRAM_BASE; /* start of SRAM memory */
534 bd->bi_sramsize = CONFIG_SYS_SRAM_SIZE; /* size of SRAM memory */
537 #if defined(CONFIG_8xx) || defined(CONFIG_8260) || defined(CONFIG_5xx) || \
538 defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
539 bd->bi_immr_base = CONFIG_SYS_IMMR; /* base of IMMR register */
541 #if defined(CONFIG_MPC5xxx)
542 bd->bi_mbar_base = CONFIG_SYS_MBAR; /* base of internal registers */
544 #if defined(CONFIG_MPC83xx)
545 bd->bi_immrbar = CONFIG_SYS_IMMR;
547 #if defined(CONFIG_MPC8220)
548 bd->bi_mbar_base = CONFIG_SYS_MBAR; /* base of internal registers */
549 bd->bi_inpfreq = gd->inp_clk;
550 bd->bi_pcifreq = gd->pci_clk;
551 bd->bi_vcofreq = gd->vco_clk;
552 bd->bi_pevfreq = gd->pev_clk;
553 bd->bi_flbfreq = gd->flb_clk;
555 /* store bootparam to sram (backward compatible), here? */
557 u32 *sram = (u32 *)CONFIG_SYS_SRAM_BASE;
558 *sram++ = gd->ram_size;
559 *sram++ = gd->bus_clk;
560 *sram++ = gd->inp_clk;
561 *sram++ = gd->cpu_clk;
562 *sram++ = gd->vco_clk;
563 *sram++ = gd->flb_clk;
564 *sram++ = 0xb8c3ba11; /* boot signature */
569 bd->bi_intfreq = gd->cpu_clk; /* Internal Freq, in Hz */
570 bd->bi_busfreq = gd->bus_clk; /* Bus Freq, in Hz */
571 #if defined(CONFIG_CPM2)
572 bd->bi_cpmfreq = gd->cpm_clk;
573 bd->bi_brgfreq = gd->brg_clk;
574 bd->bi_sccfreq = gd->scc_clk;
575 bd->bi_vco = gd->vco_out;
576 #endif /* CONFIG_CPM2 */
577 #if defined(CONFIG_MPC512X)
578 bd->bi_ipsfreq = gd->ips_clk;
579 #endif /* CONFIG_MPC512X */
580 #if defined(CONFIG_MPC5xxx)
581 bd->bi_ipbfreq = gd->ipb_clk;
582 bd->bi_pcifreq = gd->pci_clk;
583 #endif /* CONFIG_MPC5xxx */
584 bd->bi_baudrate = gd->baudrate; /* Console Baudrate */
586 #ifdef CONFIG_SYS_EXTBDINFO
587 strncpy ((char *)bd->bi_s_version, "1.2", sizeof (bd->bi_s_version));
588 strncpy ((char *)bd->bi_r_version, U_BOOT_VERSION, sizeof (bd->bi_r_version));
590 bd->bi_procfreq = gd->cpu_clk; /* Processor Speed, In Hz */
591 bd->bi_plb_busfreq = gd->bus_clk;
592 #if defined(CONFIG_405GP) || defined(CONFIG_405EP) || \
593 defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
594 defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
595 bd->bi_pci_busfreq = get_PCI_freq ();
596 bd->bi_opbfreq = get_OPB_freq ();
597 #elif defined(CONFIG_XILINX_405)
598 bd->bi_pci_busfreq = get_PCI_freq ();
602 debug ("New Stack Pointer is: %08lx\n", addr_sp);
606 gd->relocaddr = addr; /* Record relocation address, useful for debug */
608 memcpy (id, (void *)gd, sizeof (gd_t));
610 relocate_code (addr_sp, id, addr);
612 /* NOTREACHED - relocate_code() does not return */
615 /************************************************************************
617 * This is the next part if the initialization sequence: we are now
618 * running from RAM and have a "normal" C environment, i. e. global
619 * data can be written, BSS has been cleared, the stack size in not
620 * that critical any more, etc.
622 ************************************************************************
624 void board_init_r (gd_t *id, ulong dest_addr)
628 #if defined(CONFIG_SYS_FLASH_CHECKSUM) || defined(CONFIG_CMD_NET)
631 #ifndef CONFIG_SYS_NO_FLASH
635 gd = id; /* initialize RAM version of global data */
638 gd->flags |= GD_FLG_RELOC; /* tell others: relocation done */
640 /* The Malloc area is immediately below the monitor copy in DRAM */
641 malloc_start = dest_addr - TOTAL_MALLOC_LEN;
643 #if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)
645 * The gd->cpu pointer is set to an address in flash before relocation.
646 * We need to update it to point to the same CPU entry in RAM.
648 gd->cpu += dest_addr - CONFIG_SYS_MONITOR_BASE;
651 #ifdef CONFIG_SYS_EXTRA_ENV_RELOC
653 * Some systems need to relocate the env_addr pointer early because the
654 * location it points to will get invalidated before env_relocate is
655 * called. One example is on systems that might use a L2 or L3 cache
656 * in SRAM mode and initialize that cache from SRAM mode back to being
657 * a cache in cpu_init_r.
659 gd->env_addr += dest_addr - CONFIG_SYS_MONITOR_BASE;
662 #ifdef CONFIG_SERIAL_MULTI
666 debug ("Now running in RAM - U-Boot at: %08lx\n", dest_addr);
671 * Setup trap handlers
673 trap_init (dest_addr);
675 #ifdef CONFIG_ADDR_MAP
679 #if defined(CONFIG_BOARD_EARLY_INIT_R)
680 board_early_init_r ();
683 monitor_flash_len = (ulong)&__init_end - dest_addr;
687 #ifdef CONFIG_LOGBUFFER
688 logbuff_init_ptrs ();
691 post_output_backlog ();
696 #if defined(CONFIG_SYS_DELAYED_ICACHE)
697 icache_enable (); /* it's time to enable the instruction cache */
700 #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500)
701 unlock_ram_in_cache(); /* it's time to unlock D-cache in e500 */
704 #if defined(CONFIG_PCI) && defined(CONFIG_SYS_EARLY_PCI_INIT)
706 * Do early PCI configuration _before_ the flash gets initialised,
707 * because PCU ressources are crucial for flash access on some boards.
711 #if defined(CONFIG_WINBOND_83C553)
713 * Initialise the ISA bridge
715 initialise_w83c553f ();
718 asm ("sync ; isync");
720 mem_malloc_init (malloc_start, TOTAL_MALLOC_LEN);
722 #if !defined(CONFIG_SYS_NO_FLASH)
725 if (board_flash_wp_on()) {
726 printf("Uninitialized - Write Protect On\n");
727 /* Since WP is on, we can't find real size. Set to 0 */
729 } else if ((flash_size = flash_init ()) > 0) {
730 # ifdef CONFIG_SYS_FLASH_CHECKSUM
733 print_size (flash_size, "");
735 * Compute and print flash CRC if flashchecksum is set to 'y'
737 * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
739 s = getenv ("flashchecksum");
740 if (s && (*s == 'y')) {
741 printf (" CRC: %08X",
742 crc32 (0, (const unsigned char *) CONFIG_SYS_FLASH_BASE, flash_size)
746 # else /* !CONFIG_SYS_FLASH_CHECKSUM */
747 print_size (flash_size, "\n");
748 # endif /* CONFIG_SYS_FLASH_CHECKSUM */
754 bd->bi_flashstart = CONFIG_SYS_FLASH_BASE; /* update start of FLASH memory */
755 bd->bi_flashsize = flash_size; /* size of FLASH memory (final value) */
757 #if defined(CONFIG_SYS_UPDATE_FLASH_SIZE)
758 /* Make a update of the Memctrl. */
759 update_flash_size (flash_size);
763 # if defined(CONFIG_OXC) || defined(CONFIG_RMU)
764 /* flash mapped at end of memory map */
765 bd->bi_flashoffset = CONFIG_SYS_TEXT_BASE + flash_size;
766 # elif CONFIG_SYS_MONITOR_BASE == CONFIG_SYS_FLASH_BASE
767 bd->bi_flashoffset = monitor_flash_len; /* reserved area for startup monitor */
769 #endif /* !CONFIG_SYS_NO_FLASH */
773 /* initialize higher level parts of CPU like time base and timers */
779 # if !defined(CONFIG_ENV_IS_IN_EEPROM)
785 #if defined(CONFIG_CMD_NAND)
788 nand_init(); /* go init the NAND */
791 #ifdef CONFIG_GENERIC_MMC
793 * MMC initialization is called before relocating env.
794 * Thus It is required that operations like pin multiplexer
795 * be put in board_init.
802 /* relocate environment function pointers etc. */
806 * after non-volatile devices & environment is setup and cpu code have
807 * another round to deal with any initialization that might require
808 * full access to the environment or loading of some image (firmware)
809 * from a non-volatile device
811 cpu_secondary_init_r();
814 * Fill in missing fields of bd_info.
815 * We do this here, where we have "normal" access to the
816 * environment; we used to do this still running from ROM,
817 * where had to use getenv_f(), which can be pretty slow when
818 * the environment is in EEPROM.
821 #if defined(CONFIG_SYS_EXTBDINFO)
822 #if defined(CONFIG_405GP) || defined(CONFIG_405EP)
823 #if defined(CONFIG_I2CFAST)
825 * set bi_iic_fast for linux taking environment variable
826 * "i2cfast" into account
829 char *s = getenv ("i2cfast");
830 if (s && ((*s == 'y') || (*s == 'Y'))) {
831 bd->bi_iic_fast[0] = 1;
832 bd->bi_iic_fast[1] = 1;
835 #endif /* CONFIG_I2CFAST */
836 #endif /* CONFIG_405GP, CONFIG_405EP */
837 #endif /* CONFIG_SYS_EXTBDINFO */
839 #if defined(CONFIG_SC3)
843 #if defined (CONFIG_ID_EEPROM) || defined (CONFIG_SYS_I2C_MAC_OFFSET)
844 mac_read_from_eeprom();
848 if ((gd->board_type >> 16) == 2)
849 bd->bi_ethspeed = gd->board_type & 0xFFFF;
851 bd->bi_ethspeed = 0xFFFF;
854 #ifdef CONFIG_CMD_NET
855 /* kept around for legacy kernels only ... ignore the next section */
856 eth_getenv_enetaddr("ethaddr", bd->bi_enetaddr);
857 #ifdef CONFIG_HAS_ETH1
858 eth_getenv_enetaddr("eth1addr", bd->bi_enet1addr);
860 #ifdef CONFIG_HAS_ETH2
861 eth_getenv_enetaddr("eth2addr", bd->bi_enet2addr);
863 #ifdef CONFIG_HAS_ETH3
864 eth_getenv_enetaddr("eth3addr", bd->bi_enet3addr);
866 #ifdef CONFIG_HAS_ETH4
867 eth_getenv_enetaddr("eth4addr", bd->bi_enet4addr);
869 #ifdef CONFIG_HAS_ETH5
870 eth_getenv_enetaddr("eth5addr", bd->bi_enet5addr);
872 #endif /* CONFIG_CMD_NET */
875 bd->bi_ip_addr = getenv_IPaddr ("ipaddr");
879 #if defined(CONFIG_PCI) && !defined(CONFIG_SYS_EARLY_PCI_INIT)
881 * Do pci configuration
886 /** leave this here (after malloc(), environment and PCI are working) **/
887 /* Initialize stdio devices */
890 /* Initialize the jump table for applications */
893 #if defined(CONFIG_API)
898 /* Initialize the console (after the relocation and devices init) */
901 #if defined(CONFIG_MISC_INIT_R)
902 /* miscellaneous platform dependent initialisations */
907 if (bd->bi_ethspeed != 0xFFFF)
908 hermes_start_lxt980 ((int) bd->bi_ethspeed);
911 #if defined(CONFIG_CMD_KGDB)
917 debug ("U-Boot relocated to %08lx\n", dest_addr);
924 #if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT)
925 status_led_set (STATUS_LED_BOOT, STATUS_LED_BLINKING);
930 /* Initialize from environment */
931 load_addr = getenv_ulong("loadaddr", 16, load_addr);
932 #if defined(CONFIG_CMD_NET)
934 char *s = getenv("bootfile");
937 copy_filename(BootFile, s, sizeof(BootFile));
943 #if defined(CONFIG_CMD_SCSI)
949 #if defined(CONFIG_CMD_DOC)
955 #ifdef CONFIG_BITBANGMII
958 #if defined(CONFIG_CMD_NET)
964 #if defined(CONFIG_CMD_NET) && defined(CONFIG_RESET_PHY_R)
966 debug ("Reset Ethernet PHY\n");
971 post_run (NULL, POST_RAM | post_bootmode_get(0));
974 #if defined(CONFIG_CMD_PCMCIA) \
975 && !defined(CONFIG_CMD_IDE)
981 #if defined(CONFIG_CMD_IDE)
983 # ifdef CONFIG_IDE_8xx_PCCARD
988 #if defined(CONFIG_START_IDE)
989 if (board_start_ide())
996 #ifdef CONFIG_LAST_STAGE_INIT
999 * Some parts can be only initialized if all others (like
1000 * Interrupts) are up and running (i.e. the PC-style ISA
1006 #if defined(CONFIG_CMD_BEDBUG)
1011 #if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER)
1013 * Export available size of memory for Linux,
1014 * taking into account the protected RAM at top of memory
1021 pram = getenv_ulong("pram", 10, CONFIG_PRAM);
1023 #ifdef CONFIG_LOGBUFFER
1024 #ifndef CONFIG_ALT_LB_ADDR
1025 /* Also take the logbuffer into account (pram is in kB) */
1026 pram += (LOGBUFF_LEN+LOGBUFF_OVERHEAD)/1024;
1029 sprintf ((char *)memsz, "%ldk", (bd->bi_memsize / 1024) - pram);
1030 setenv ("mem", (char *)memsz);
1034 #ifdef CONFIG_PS2KBD
1039 #ifdef CONFIG_MODEM_SUPPORT
1041 extern int do_mdm_init;
1042 do_mdm_init = gd->do_mdm_init;
1046 /* Initialization complete - start the monitor */
1048 /* main_loop() can return to retry autoboot, if so just run it again. */
1054 /* NOTREACHED - no way out of command loop except booting */
1059 puts ("### ERROR ### Please RESET the board ###\n");
1060 show_boot_progress(-30);
1065 #if 0 /* We could use plain global data, but the resulting code is bigger */
1067 * Pointer to initial global data area
1069 * Here we initialize it.
1071 #undef XTRN_DECLARE_GLOBAL_DATA_PTR
1072 #define XTRN_DECLARE_GLOBAL_DATA_PTR /* empty = allocate here */
1073 DECLARE_GLOBAL_DATA_PTR = (gd_t *) (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_GBL_DATA_OFFSET);
1076 /************************************************************************/