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 char tmp[64]; /* long enough for environment variables */
162 int i = getenv_f("baudrate", tmp, sizeof (tmp));
164 gd->baudrate = (i > 0)
165 ? (int) simple_strtoul (tmp, NULL, 10)
170 /***********************************************************************/
172 void __board_add_ram_info(int use_default)
174 /* please define platform specific board_add_ram_info() */
176 void board_add_ram_info(int) __attribute__((weak, alias("__board_add_ram_info")));
178 int __board_flash_wp_on(void)
181 * Most flashes can't be detected when write protection is enabled,
182 * so provide a way to let U-Boot gracefully ignore write protected
187 int board_flash_wp_on(void) __attribute__((weak, alias("__board_flash_wp_on")));
189 void __cpu_secondary_init_r(void)
192 void cpu_secondary_init_r(void)
193 __attribute__((weak, alias("__cpu_secondary_init_r")));
195 static int init_func_ram (void)
197 #ifdef CONFIG_BOARD_TYPES
198 int board_type = gd->board_type;
200 int board_type = 0; /* use dummy arg */
204 if ((gd->ram_size = initdram (board_type)) > 0) {
205 print_size (gd->ram_size, "");
206 board_add_ram_info(0);
214 /***********************************************************************/
216 #if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
217 static int init_func_i2c (void)
220 i2c_init (CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
226 #if defined(CONFIG_HARD_SPI)
227 static int init_func_spi (void)
236 /***********************************************************************/
238 #if defined(CONFIG_WATCHDOG)
239 static int init_func_watchdog_init (void)
241 puts (" Watchdog enabled\n");
245 # define INIT_FUNC_WATCHDOG_INIT init_func_watchdog_init,
247 static int init_func_watchdog_reset (void)
252 # define INIT_FUNC_WATCHDOG_RESET init_func_watchdog_reset,
254 # define INIT_FUNC_WATCHDOG_INIT /* undef */
255 # define INIT_FUNC_WATCHDOG_RESET /* undef */
256 #endif /* CONFIG_WATCHDOG */
258 /************************************************************************
259 * Initialization sequence *
260 ************************************************************************
263 init_fnc_t *init_sequence[] = {
264 #if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)
267 #if defined(CONFIG_BOARD_EARLY_INIT_F)
270 #if !defined(CONFIG_8xx_CPUCLK_DEFAULT)
271 get_clocks, /* get CPU and bus clocks (etc.) */
272 #if defined(CONFIG_TQM8xxL) && !defined(CONFIG_TQM866M) \
273 && !defined(CONFIG_TQM885D)
274 adjust_sdram_tbs_8xx,
278 #ifdef CONFIG_SYS_ALLOC_DPRAM
279 #if !defined(CONFIG_CPM2)
283 #if defined(CONFIG_BOARD_POSTCLK_INIT)
287 #if defined(CONFIG_8xx_CPUCLK_DEFAULT)
288 get_clocks_866, /* get CPU and bus clocks according to the environment variable */
289 sdram_adjust_866, /* adjust sdram refresh rate according to the new clock */
296 #if defined(CONFIG_8260)
299 #endif /* CONFIG_8260 */
300 #if defined(CONFIG_MPC83xx)
304 #if defined(CONFIG_MPC5xxx)
306 #endif /* CONFIG_MPC5xxx */
307 #if defined(CONFIG_MPC8220)
311 INIT_FUNC_WATCHDOG_INIT
312 #if defined(CONFIG_MISC_INIT_F)
315 INIT_FUNC_WATCHDOG_RESET
316 #if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
319 #if defined(CONFIG_HARD_SPI)
325 INIT_FUNC_WATCHDOG_RESET
327 #if defined(CONFIG_SYS_DRAM_TEST)
329 #endif /* CONFIG_SYS_DRAM_TEST */
330 INIT_FUNC_WATCHDOG_RESET
332 NULL, /* Terminate this list */
335 ulong get_effective_memsize(void)
337 #ifndef CONFIG_VERY_BIG_RAM
340 /* limit stack to what we can reasonable map */
341 return ((gd->ram_size > CONFIG_MAX_MEM_MAPPED) ?
342 CONFIG_MAX_MEM_MAPPED : gd->ram_size);
346 /************************************************************************
348 * This is the first part of the initialization sequence that is
349 * implemented in C, but still running from ROM.
351 * The main purpose is to provide a (serial) console interface as
352 * soon as possible (so we can see any error messages), and to
353 * initialize the RAM so that we can relocate the monitor code to
356 * Be aware of the restrictions: global data is read-only, BSS is not
357 * initialized, and stack space is limited to a few kB.
359 ************************************************************************
362 #ifdef CONFIG_LOGBUFFER
363 unsigned long logbuffer_base(void)
365 return CONFIG_SYS_SDRAM_BASE + get_effective_memsize() - LOGBUFF_LEN;
369 void board_init_f (ulong bootflag)
372 ulong len, addr, addr_sp;
375 init_fnc_t **init_fnc_ptr;
379 uchar tmp[64]; /* long enough for environment variables */
382 /* Pointer is writable since we allocated a register for it */
383 gd = (gd_t *) (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_GBL_DATA_OFFSET);
384 /* compiler optimization barrier needed for GCC >= 3.4 */
385 __asm__ __volatile__("": : :"memory");
387 #if !defined(CONFIG_CPM2) && !defined(CONFIG_MPC512X) && \
388 !defined(CONFIG_MPC83xx) && !defined(CONFIG_MPC85xx) && \
389 !defined(CONFIG_MPC86xx)
390 /* Clear initial global data */
391 memset ((void *) gd, 0, sizeof (gd_t));
394 for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr) {
395 if ((*init_fnc_ptr) () != 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 i = getenv_f("pram", (char *)tmp, sizeof (tmp));
452 reg = (i > 0) ? simple_strtoul ((const char *)tmp, NULL, 10) : CONFIG_PRAM;
453 addr -= (reg << 10); /* size is in kB */
454 debug ("Reserving %ldk for protected RAM at %08lx\n", reg, addr);
455 #endif /* CONFIG_PRAM */
457 /* round down to next 4 kB limit */
459 debug ("Top of RAM usable for U-Boot at: %08lx\n", addr);
462 #ifdef CONFIG_FB_ADDR
463 gd->fb_base = CONFIG_FB_ADDR;
465 /* reserve memory for LCD display (always full pages) */
466 addr = lcd_setmem (addr);
468 #endif /* CONFIG_FB_ADDR */
469 #endif /* CONFIG_LCD */
471 #if defined(CONFIG_VIDEO) && defined(CONFIG_8xx)
472 /* reserve memory for video display (always full pages) */
473 addr = video_setmem (addr);
475 #endif /* CONFIG_VIDEO */
478 * reserve memory for U-Boot code, data & bss
479 * round down to next 4 kB limit
484 /* round down to next 64 kB limit so that IVPR stays aligned */
485 addr &= ~(65536 - 1);
488 debug ("Reserving %ldk for U-Boot at: %08lx\n", len >> 10, addr);
491 * reserve memory for malloc() arena
493 addr_sp = addr - TOTAL_MALLOC_LEN;
494 debug ("Reserving %dk for malloc() at: %08lx\n",
495 TOTAL_MALLOC_LEN >> 10, addr_sp);
498 * (permanently) allocate a Board Info struct
499 * and a permanent copy of the "global" data
501 addr_sp -= sizeof (bd_t);
502 bd = (bd_t *) addr_sp;
503 memset(bd, 0, sizeof(bd_t));
505 debug ("Reserving %zu Bytes for Board Info at: %08lx\n",
506 sizeof (bd_t), addr_sp);
507 addr_sp -= sizeof (gd_t);
508 id = (gd_t *) addr_sp;
509 debug ("Reserving %zu Bytes for Global Data at: %08lx\n",
510 sizeof (gd_t), addr_sp);
513 * Finally, we set up a new (bigger) stack.
515 * Leave some safety gap for SP, force alignment on 16 byte boundary
516 * Clear initial stack frame
520 s = (ulong *)addr_sp;
524 debug ("Stack Pointer at: %08lx\n", addr_sp);
527 * Save local variables to board info struct
530 bd->bi_memstart = CONFIG_SYS_SDRAM_BASE; /* start of DRAM memory */
531 bd->bi_memsize = gd->ram_size; /* size of DRAM memory in bytes */
533 #ifdef CONFIG_SYS_SRAM_BASE
534 bd->bi_sramstart = CONFIG_SYS_SRAM_BASE; /* start of SRAM memory */
535 bd->bi_sramsize = CONFIG_SYS_SRAM_SIZE; /* size of SRAM memory */
538 #if defined(CONFIG_8xx) || defined(CONFIG_8260) || defined(CONFIG_5xx) || \
539 defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
540 bd->bi_immr_base = CONFIG_SYS_IMMR; /* base of IMMR register */
542 #if defined(CONFIG_MPC5xxx)
543 bd->bi_mbar_base = CONFIG_SYS_MBAR; /* base of internal registers */
545 #if defined(CONFIG_MPC83xx)
546 bd->bi_immrbar = CONFIG_SYS_IMMR;
548 #if defined(CONFIG_MPC8220)
549 bd->bi_mbar_base = CONFIG_SYS_MBAR; /* base of internal registers */
550 bd->bi_inpfreq = gd->inp_clk;
551 bd->bi_pcifreq = gd->pci_clk;
552 bd->bi_vcofreq = gd->vco_clk;
553 bd->bi_pevfreq = gd->pev_clk;
554 bd->bi_flbfreq = gd->flb_clk;
556 /* store bootparam to sram (backward compatible), here? */
558 u32 *sram = (u32 *)CONFIG_SYS_SRAM_BASE;
559 *sram++ = gd->ram_size;
560 *sram++ = gd->bus_clk;
561 *sram++ = gd->inp_clk;
562 *sram++ = gd->cpu_clk;
563 *sram++ = gd->vco_clk;
564 *sram++ = gd->flb_clk;
565 *sram++ = 0xb8c3ba11; /* boot signature */
570 bd->bi_intfreq = gd->cpu_clk; /* Internal Freq, in Hz */
571 bd->bi_busfreq = gd->bus_clk; /* Bus Freq, in Hz */
572 #if defined(CONFIG_CPM2)
573 bd->bi_cpmfreq = gd->cpm_clk;
574 bd->bi_brgfreq = gd->brg_clk;
575 bd->bi_sccfreq = gd->scc_clk;
576 bd->bi_vco = gd->vco_out;
577 #endif /* CONFIG_CPM2 */
578 #if defined(CONFIG_MPC512X)
579 bd->bi_ipsfreq = gd->ips_clk;
580 #endif /* CONFIG_MPC512X */
581 #if defined(CONFIG_MPC5xxx)
582 bd->bi_ipbfreq = gd->ipb_clk;
583 bd->bi_pcifreq = gd->pci_clk;
584 #endif /* CONFIG_MPC5xxx */
585 bd->bi_baudrate = gd->baudrate; /* Console Baudrate */
587 #ifdef CONFIG_SYS_EXTBDINFO
588 strncpy ((char *)bd->bi_s_version, "1.2", sizeof (bd->bi_s_version));
589 strncpy ((char *)bd->bi_r_version, U_BOOT_VERSION, sizeof (bd->bi_r_version));
591 bd->bi_procfreq = gd->cpu_clk; /* Processor Speed, In Hz */
592 bd->bi_plb_busfreq = gd->bus_clk;
593 #if defined(CONFIG_405GP) || defined(CONFIG_405EP) || \
594 defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
595 defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
596 bd->bi_pci_busfreq = get_PCI_freq ();
597 bd->bi_opbfreq = get_OPB_freq ();
598 #elif defined(CONFIG_XILINX_405)
599 bd->bi_pci_busfreq = get_PCI_freq ();
603 debug ("New Stack Pointer is: %08lx\n", addr_sp);
608 post_bootmode_init();
609 post_run (NULL, POST_ROM | post_bootmode_get(0));
614 gd->relocaddr = addr; /* Record relocation address, useful for debug */
616 memcpy (id, (void *)gd, sizeof (gd_t));
618 relocate_code (addr_sp, id, addr);
620 /* NOTREACHED - relocate_code() does not return */
623 /************************************************************************
625 * This is the next part if the initialization sequence: we are now
626 * running from RAM and have a "normal" C environment, i. e. global
627 * data can be written, BSS has been cleared, the stack size in not
628 * that critical any more, etc.
630 ************************************************************************
632 void board_init_r (gd_t *id, ulong dest_addr)
638 #ifndef CONFIG_SYS_NO_FLASH
642 gd = id; /* initialize RAM version of global data */
645 gd->flags |= GD_FLG_RELOC; /* tell others: relocation done */
647 /* The Malloc area is immediately below the monitor copy in DRAM */
648 malloc_start = dest_addr - TOTAL_MALLOC_LEN;
650 #if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)
652 * The gd->cpu pointer is set to an address in flash before relocation.
653 * We need to update it to point to the same CPU entry in RAM.
655 gd->cpu += dest_addr - CONFIG_SYS_MONITOR_BASE;
658 #ifdef CONFIG_SYS_EXTRA_ENV_RELOC
660 * Some systems need to relocate the env_addr pointer early because the
661 * location it points to will get invalidated before env_relocate is
662 * called. One example is on systems that might use a L2 or L3 cache
663 * in SRAM mode and initialize that cache from SRAM mode back to being
664 * a cache in cpu_init_r.
666 gd->env_addr += dest_addr - CONFIG_SYS_MONITOR_BASE;
669 #ifdef CONFIG_SERIAL_MULTI
673 debug ("Now running in RAM - U-Boot at: %08lx\n", dest_addr);
678 * Setup trap handlers
680 trap_init (dest_addr);
682 #ifdef CONFIG_ADDR_MAP
686 #if defined(CONFIG_BOARD_EARLY_INIT_R)
687 board_early_init_r ();
690 monitor_flash_len = (ulong)&__init_end - dest_addr;
694 #ifdef CONFIG_LOGBUFFER
695 logbuff_init_ptrs ();
698 post_output_backlog ();
703 #if defined(CONFIG_SYS_DELAYED_ICACHE)
704 icache_enable (); /* it's time to enable the instruction cache */
707 #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500)
708 unlock_ram_in_cache(); /* it's time to unlock D-cache in e500 */
711 #if defined(CONFIG_PCI) && defined(CONFIG_SYS_EARLY_PCI_INIT)
713 * Do early PCI configuration _before_ the flash gets initialised,
714 * because PCU ressources are crucial for flash access on some boards.
718 #if defined(CONFIG_WINBOND_83C553)
720 * Initialise the ISA bridge
722 initialise_w83c553f ();
725 asm ("sync ; isync");
727 mem_malloc_init (malloc_start, TOTAL_MALLOC_LEN);
729 #if !defined(CONFIG_SYS_NO_FLASH)
732 if (board_flash_wp_on()) {
733 printf("Uninitialized - Write Protect On\n");
734 /* Since WP is on, we can't find real size. Set to 0 */
736 } else if ((flash_size = flash_init ()) > 0) {
737 # ifdef CONFIG_SYS_FLASH_CHECKSUM
738 print_size (flash_size, "");
740 * Compute and print flash CRC if flashchecksum is set to 'y'
742 * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
744 s = getenv ("flashchecksum");
745 if (s && (*s == 'y')) {
746 printf (" CRC: %08X",
747 crc32 (0, (const unsigned char *) CONFIG_SYS_FLASH_BASE, flash_size)
751 # else /* !CONFIG_SYS_FLASH_CHECKSUM */
752 print_size (flash_size, "\n");
753 # endif /* CONFIG_SYS_FLASH_CHECKSUM */
759 bd->bi_flashstart = CONFIG_SYS_FLASH_BASE; /* update start of FLASH memory */
760 bd->bi_flashsize = flash_size; /* size of FLASH memory (final value) */
762 #if defined(CONFIG_SYS_UPDATE_FLASH_SIZE)
763 /* Make a update of the Memctrl. */
764 update_flash_size (flash_size);
768 # if defined(CONFIG_OXC) || defined(CONFIG_RMU)
769 /* flash mapped at end of memory map */
770 bd->bi_flashoffset = CONFIG_SYS_TEXT_BASE + flash_size;
771 # elif CONFIG_SYS_MONITOR_BASE == CONFIG_SYS_FLASH_BASE
772 bd->bi_flashoffset = monitor_flash_len; /* reserved area for startup monitor */
774 #endif /* !CONFIG_SYS_NO_FLASH */
778 /* initialize higher level parts of CPU like time base and timers */
784 # if !defined(CONFIG_ENV_IS_IN_EEPROM)
790 #if defined(CONFIG_CMD_NAND)
793 nand_init(); /* go init the NAND */
796 #ifdef CONFIG_GENERIC_MMC
798 * MMC initialization is called before relocating env.
799 * Thus It is required that operations like pin multiplexer
800 * be put in board_init.
807 /* relocate environment function pointers etc. */
811 * after non-volatile devices & environment is setup and cpu code have
812 * another round to deal with any initialization that might require
813 * full access to the environment or loading of some image (firmware)
814 * from a non-volatile device
816 cpu_secondary_init_r();
819 * Fill in missing fields of bd_info.
820 * We do this here, where we have "normal" access to the
821 * environment; we used to do this still running from ROM,
822 * where had to use getenv_f(), which can be pretty slow when
823 * the environment is in EEPROM.
826 #if defined(CONFIG_SYS_EXTBDINFO)
827 #if defined(CONFIG_405GP) || defined(CONFIG_405EP)
828 #if defined(CONFIG_I2CFAST)
830 * set bi_iic_fast for linux taking environment variable
831 * "i2cfast" into account
834 char *s = getenv ("i2cfast");
835 if (s && ((*s == 'y') || (*s == 'Y'))) {
836 bd->bi_iic_fast[0] = 1;
837 bd->bi_iic_fast[1] = 1;
840 #endif /* CONFIG_I2CFAST */
841 #endif /* CONFIG_405GP, CONFIG_405EP */
842 #endif /* CONFIG_SYS_EXTBDINFO */
844 #if defined(CONFIG_SC3)
848 #if defined (CONFIG_ID_EEPROM) || defined (CONFIG_SYS_I2C_MAC_OFFSET)
849 mac_read_from_eeprom();
853 if ((gd->board_type >> 16) == 2)
854 bd->bi_ethspeed = gd->board_type & 0xFFFF;
856 bd->bi_ethspeed = 0xFFFF;
859 #ifdef CONFIG_CMD_NET
860 /* kept around for legacy kernels only ... ignore the next section */
861 eth_getenv_enetaddr("ethaddr", bd->bi_enetaddr);
862 #ifdef CONFIG_HAS_ETH1
863 eth_getenv_enetaddr("eth1addr", bd->bi_enet1addr);
865 #ifdef CONFIG_HAS_ETH2
866 eth_getenv_enetaddr("eth2addr", bd->bi_enet2addr);
868 #ifdef CONFIG_HAS_ETH3
869 eth_getenv_enetaddr("eth3addr", bd->bi_enet3addr);
871 #ifdef CONFIG_HAS_ETH4
872 eth_getenv_enetaddr("eth4addr", bd->bi_enet4addr);
874 #ifdef CONFIG_HAS_ETH5
875 eth_getenv_enetaddr("eth5addr", bd->bi_enet5addr);
877 #endif /* CONFIG_CMD_NET */
880 bd->bi_ip_addr = getenv_IPaddr ("ipaddr");
884 #if defined(CONFIG_PCI) && !defined(CONFIG_SYS_EARLY_PCI_INIT)
886 * Do pci configuration
891 /** leave this here (after malloc(), environment and PCI are working) **/
892 /* Initialize stdio devices */
895 /* Initialize the jump table for applications */
898 #if defined(CONFIG_API)
903 /* Initialize the console (after the relocation and devices init) */
906 #if defined(CONFIG_MISC_INIT_R)
907 /* miscellaneous platform dependent initialisations */
912 if (bd->bi_ethspeed != 0xFFFF)
913 hermes_start_lxt980 ((int) bd->bi_ethspeed);
916 #if defined(CONFIG_CMD_KGDB)
922 debug ("U-Boot relocated to %08lx\n", dest_addr);
929 #if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT)
930 status_led_set (STATUS_LED_BOOT, STATUS_LED_BLINKING);
935 /* Initialize from environment */
936 if ((s = getenv ("loadaddr")) != NULL) {
937 load_addr = simple_strtoul (s, NULL, 16);
939 #if defined(CONFIG_CMD_NET)
940 if ((s = getenv ("bootfile")) != NULL) {
941 copy_filename (BootFile, s, sizeof (BootFile));
947 #if defined(CONFIG_CMD_SCSI)
953 #if defined(CONFIG_CMD_DOC)
959 #ifdef CONFIG_BITBANGMII
962 #if defined(CONFIG_CMD_NET)
968 #if defined(CONFIG_CMD_NET) && defined(CONFIG_RESET_PHY_R)
970 debug ("Reset Ethernet PHY\n");
975 post_run (NULL, POST_RAM | post_bootmode_get(0));
978 #if defined(CONFIG_CMD_PCMCIA) \
979 && !defined(CONFIG_CMD_IDE)
985 #if defined(CONFIG_CMD_IDE)
987 # ifdef CONFIG_IDE_8xx_PCCARD
992 #if defined(CONFIG_START_IDE)
993 if (board_start_ide())
1000 #ifdef CONFIG_LAST_STAGE_INIT
1003 * Some parts can be only initialized if all others (like
1004 * Interrupts) are up and running (i.e. the PC-style ISA
1010 #if defined(CONFIG_CMD_BEDBUG)
1015 #if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER)
1017 * Export available size of memory for Linux,
1018 * taking into account the protected RAM at top of memory
1026 if ((s = getenv ("pram")) != NULL) {
1027 pram = simple_strtoul (s, NULL, 10);
1034 #ifdef CONFIG_LOGBUFFER
1035 #ifndef CONFIG_ALT_LB_ADDR
1036 /* Also take the logbuffer into account (pram is in kB) */
1037 pram += (LOGBUFF_LEN+LOGBUFF_OVERHEAD)/1024;
1040 sprintf ((char *)memsz, "%ldk", (bd->bi_memsize / 1024) - pram);
1041 setenv ("mem", (char *)memsz);
1045 #ifdef CONFIG_PS2KBD
1050 #ifdef CONFIG_MODEM_SUPPORT
1052 extern int do_mdm_init;
1053 do_mdm_init = gd->do_mdm_init;
1057 /* Initialization complete - start the monitor */
1059 /* main_loop() can return to retry autoboot, if so just run it again. */
1065 /* NOTREACHED - no way out of command loop except booting */
1070 puts ("### ERROR ### Please RESET the board ###\n");
1071 show_boot_progress(-30);
1076 #if 0 /* We could use plain global data, but the resulting code is bigger */
1078 * Pointer to initial global data area
1080 * Here we initialize it.
1082 #undef XTRN_DECLARE_GLOBAL_DATA_PTR
1083 #define XTRN_DECLARE_GLOBAL_DATA_PTR /* empty = allocate here */
1084 DECLARE_GLOBAL_DATA_PTR = (gd_t *) (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_GBL_DATA_OFFSET);
1087 /************************************************************************/