2 * (C) Copyright 2000-2006
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_PCU_E) || 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_ENV_IS_EMBEDDED)
122 #define TOTAL_MALLOC_LEN CONFIG_SYS_MALLOC_LEN
123 #elif ( ((CONFIG_ENV_ADDR+CONFIG_ENV_SIZE) < CONFIG_SYS_MONITOR_BASE) || \
124 (CONFIG_ENV_ADDR >= (CONFIG_SYS_MONITOR_BASE + CONFIG_SYS_MONITOR_LEN)) ) || \
125 defined(CONFIG_ENV_IS_IN_NVRAM)
126 #define TOTAL_MALLOC_LEN (CONFIG_SYS_MALLOC_LEN + CONFIG_ENV_SIZE)
128 #define TOTAL_MALLOC_LEN CONFIG_SYS_MALLOC_LEN
131 #if !defined(CONFIG_SYS_MEM_TOP_HIDE)
132 #define CONFIG_SYS_MEM_TOP_HIDE 0
135 extern ulong __init_end;
137 ulong monitor_flash_len;
139 #if defined(CONFIG_CMD_BEDBUG)
140 #include <bedbug/type.h>
143 /************************************************************************
145 ************************************************************************
149 * All attempts to come up with a "common" initialization sequence
150 * that works for all boards and architectures failed: some of the
151 * requirements are just _too_ different. To get rid of the resulting
152 * mess of board dependend #ifdef'ed code we now make the whole
153 * initialization sequence configurable to the user.
155 * The requirements for any new initalization function is simple: it
156 * receives a pointer to the "global data" structure as it's only
157 * argument, and returns an integer return code, where 0 means
158 * "continue" and != 0 means "fatal error, hang the system".
160 typedef int (init_fnc_t) (void);
162 /************************************************************************
164 ************************************************************************
165 * Some of this code should be moved into the core functions,
166 * but let's get it working (again) first...
169 static int init_baudrate (void)
171 char tmp[64]; /* long enough for environment variables */
172 int i = getenv_r ("baudrate", tmp, sizeof (tmp));
174 gd->baudrate = (i > 0)
175 ? (int) simple_strtoul (tmp, NULL, 10)
180 /***********************************************************************/
182 void __board_add_ram_info(int use_default)
184 /* please define platform specific board_add_ram_info() */
186 void board_add_ram_info(int) __attribute__((weak, alias("__board_add_ram_info")));
189 static int init_func_ram (void)
191 #ifdef CONFIG_BOARD_TYPES
192 int board_type = gd->board_type;
194 int board_type = 0; /* use dummy arg */
198 if ((gd->ram_size = initdram (board_type)) > 0) {
199 print_size (gd->ram_size, "");
200 board_add_ram_info(0);
208 /***********************************************************************/
210 #if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
211 static int init_func_i2c (void)
214 i2c_init (CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
220 #if defined(CONFIG_HARD_SPI)
221 static int init_func_spi (void)
230 /***********************************************************************/
232 #if defined(CONFIG_WATCHDOG)
233 static int init_func_watchdog_init (void)
235 puts (" Watchdog enabled\n");
239 # define INIT_FUNC_WATCHDOG_INIT init_func_watchdog_init,
241 static int init_func_watchdog_reset (void)
246 # define INIT_FUNC_WATCHDOG_RESET init_func_watchdog_reset,
248 # define INIT_FUNC_WATCHDOG_INIT /* undef */
249 # define INIT_FUNC_WATCHDOG_RESET /* undef */
250 #endif /* CONFIG_WATCHDOG */
252 /************************************************************************
253 * Initialization sequence *
254 ************************************************************************
257 init_fnc_t *init_sequence[] = {
258 #if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)
261 #if defined(CONFIG_BOARD_EARLY_INIT_F)
264 #if !defined(CONFIG_8xx_CPUCLK_DEFAULT)
265 get_clocks, /* get CPU and bus clocks (etc.) */
266 #if defined(CONFIG_TQM8xxL) && !defined(CONFIG_TQM866M) \
267 && !defined(CONFIG_TQM885D)
268 adjust_sdram_tbs_8xx,
272 #ifdef CONFIG_SYS_ALLOC_DPRAM
273 #if !defined(CONFIG_CPM2)
277 #if defined(CONFIG_BOARD_POSTCLK_INIT)
281 #if defined(CONFIG_8xx_CPUCLK_DEFAULT)
282 get_clocks_866, /* get CPU and bus clocks according to the environment variable */
283 sdram_adjust_866, /* adjust sdram refresh rate according to the new clock */
290 #if defined(CONFIG_8260)
293 #endif /* CONFIG_8260 */
294 #if defined(CONFIG_MPC83xx)
298 #if defined(CONFIG_MPC5xxx)
300 #endif /* CONFIG_MPC5xxx */
301 #if defined(CONFIG_MPC8220)
305 INIT_FUNC_WATCHDOG_INIT
306 #if defined(CONFIG_MISC_INIT_F)
309 INIT_FUNC_WATCHDOG_RESET
310 #if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
313 #if defined(CONFIG_HARD_SPI)
319 INIT_FUNC_WATCHDOG_RESET
321 #if defined(CONFIG_SYS_DRAM_TEST)
323 #endif /* CONFIG_SYS_DRAM_TEST */
324 INIT_FUNC_WATCHDOG_RESET
326 NULL, /* Terminate this list */
329 ulong get_effective_memsize(void)
331 #ifndef CONFIG_VERY_BIG_RAM
334 /* limit stack to what we can reasonable map */
335 return ((gd->ram_size > CONFIG_MAX_MEM_MAPPED) ?
336 CONFIG_MAX_MEM_MAPPED : gd->ram_size);
340 /************************************************************************
342 * This is the first part of the initialization sequence that is
343 * implemented in C, but still running from ROM.
345 * The main purpose is to provide a (serial) console interface as
346 * soon as possible (so we can see any error messages), and to
347 * initialize the RAM so that we can relocate the monitor code to
350 * Be aware of the restrictions: global data is read-only, BSS is not
351 * initialized, and stack space is limited to a few kB.
353 ************************************************************************
356 #ifdef CONFIG_LOGBUFFER
357 unsigned long logbuffer_base(void)
359 return CONFIG_SYS_SDRAM_BASE + get_effective_memsize() - LOGBUFF_LEN;
363 void board_init_f (ulong bootflag)
366 ulong len, addr, addr_sp;
369 init_fnc_t **init_fnc_ptr;
373 uchar tmp[64]; /* long enough for environment variables */
376 /* Pointer is writable since we allocated a register for it */
377 gd = (gd_t *) (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_GBL_DATA_OFFSET);
378 /* compiler optimization barrier needed for GCC >= 3.4 */
379 __asm__ __volatile__("": : :"memory");
381 #if !defined(CONFIG_CPM2) && !defined(CONFIG_MPC83xx) && \
382 !defined(CONFIG_MPC85xx) && !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 * Now that we have DRAM mapped and working, we can
395 * relocate the code and continue running from DRAM.
397 * Reserve memory at end of RAM for (top down in that order):
398 * - area that won't get touched by U-Boot and Linux (optional)
399 * - kernel log buffer
403 * - board info struct
405 len = (ulong)&_end - CONFIG_SYS_MONITOR_BASE;
408 * Subtract specified amount of memory to hide so that it won't
409 * get "touched" at all by U-Boot. By fixing up gd->ram_size
410 * the Linux kernel should now get passed the now "corrected"
411 * memory size and won't touch it either. This should work
412 * for arch/ppc and arch/powerpc. Only Linux board ports in
413 * arch/powerpc with bootwrapper support, that recalculate the
414 * memory size from the SDRAM controller setup will have to
417 gd->ram_size -= CONFIG_SYS_MEM_TOP_HIDE;
419 addr = CONFIG_SYS_SDRAM_BASE + get_effective_memsize();
421 #if defined(CONFIG_MP) && (defined(CONFIG_MPC86xx) || defined(CONFIG_E500))
423 * We need to make sure the location we intend to put secondary core
424 * boot code is reserved and not used by any part of u-boot
426 if (addr > determine_mp_bootpg()) {
427 addr = determine_mp_bootpg();
428 debug ("Reserving MP boot page to %08lx\n", addr);
432 #ifdef CONFIG_LOGBUFFER
433 #ifndef CONFIG_ALT_LB_ADDR
434 /* reserve kernel log buffer */
435 addr -= (LOGBUFF_RESERVE);
436 debug ("Reserving %dk for kernel logbuffer at %08lx\n", LOGBUFF_LEN, addr);
442 * reserve protected RAM
444 i = getenv_r ("pram", (char *)tmp, sizeof (tmp));
445 reg = (i > 0) ? simple_strtoul ((const char *)tmp, NULL, 10) : CONFIG_PRAM;
446 addr -= (reg << 10); /* size is in kB */
447 debug ("Reserving %ldk for protected RAM at %08lx\n", reg, addr);
448 #endif /* CONFIG_PRAM */
450 /* round down to next 4 kB limit */
452 debug ("Top of RAM usable for U-Boot at: %08lx\n", addr);
455 /* reserve memory for LCD display (always full pages) */
456 addr = lcd_setmem (addr);
458 #endif /* CONFIG_LCD */
460 #if defined(CONFIG_VIDEO) && defined(CONFIG_8xx)
461 /* reserve memory for video display (always full pages) */
462 addr = video_setmem (addr);
464 #endif /* CONFIG_VIDEO */
467 * reserve memory for U-Boot code, data & bss
468 * round down to next 4 kB limit
473 /* round down to next 64 kB limit so that IVPR stays aligned */
474 addr &= ~(65536 - 1);
477 debug ("Reserving %ldk for U-Boot at: %08lx\n", len >> 10, addr);
479 #ifdef CONFIG_AMIGAONEG3SE
480 gd->relocaddr = addr;
484 * reserve memory for malloc() arena
486 addr_sp = addr - TOTAL_MALLOC_LEN;
487 debug ("Reserving %dk for malloc() at: %08lx\n",
488 TOTAL_MALLOC_LEN >> 10, addr_sp);
491 * (permanently) allocate a Board Info struct
492 * and a permanent copy of the "global" data
494 addr_sp -= sizeof (bd_t);
495 bd = (bd_t *) addr_sp;
497 debug ("Reserving %zu Bytes for Board Info at: %08lx\n",
498 sizeof (bd_t), addr_sp);
499 addr_sp -= sizeof (gd_t);
500 id = (gd_t *) addr_sp;
501 debug ("Reserving %zu Bytes for Global Data at: %08lx\n",
502 sizeof (gd_t), addr_sp);
505 * Finally, we set up a new (bigger) stack.
507 * Leave some safety gap for SP, force alignment on 16 byte boundary
508 * Clear initial stack frame
512 s = (ulong *)addr_sp;
516 debug ("Stack Pointer at: %08lx\n", addr_sp);
519 * Save local variables to board info struct
522 bd->bi_memstart = CONFIG_SYS_SDRAM_BASE; /* start of DRAM memory */
523 bd->bi_memsize = gd->ram_size; /* size of DRAM memory in bytes */
526 bd->bi_sramstart = SRAM_BASE; /* start of SRAM memory */
527 bd->bi_sramsize = SRAM_SIZE; /* size of SRAM memory */
528 #elif defined CONFIG_MPC8220
529 bd->bi_sramstart = CONFIG_SYS_SRAM_BASE; /* start of SRAM memory */
530 bd->bi_sramsize = CONFIG_SYS_SRAM_SIZE; /* size of SRAM memory */
532 bd->bi_sramstart = 0; /* FIXME */ /* start of SRAM memory */
533 bd->bi_sramsize = 0; /* FIXME */ /* size of SRAM memory */
536 #if defined(CONFIG_8xx) || defined(CONFIG_8260) || defined(CONFIG_5xx) || \
537 defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
538 bd->bi_immr_base = CONFIG_SYS_IMMR; /* base of IMMR register */
540 #if defined(CONFIG_MPC5xxx)
541 bd->bi_mbar_base = CONFIG_SYS_MBAR; /* base of internal registers */
543 #if defined(CONFIG_MPC83xx)
544 bd->bi_immrbar = CONFIG_SYS_IMMR;
546 #if defined(CONFIG_MPC8220)
547 bd->bi_mbar_base = CONFIG_SYS_MBAR; /* base of internal registers */
548 bd->bi_inpfreq = gd->inp_clk;
549 bd->bi_pcifreq = gd->pci_clk;
550 bd->bi_vcofreq = gd->vco_clk;
551 bd->bi_pevfreq = gd->pev_clk;
552 bd->bi_flbfreq = gd->flb_clk;
554 /* store bootparam to sram (backward compatible), here? */
556 u32 *sram = (u32 *)CONFIG_SYS_SRAM_BASE;
557 *sram++ = gd->ram_size;
558 *sram++ = gd->bus_clk;
559 *sram++ = gd->inp_clk;
560 *sram++ = gd->cpu_clk;
561 *sram++ = gd->vco_clk;
562 *sram++ = gd->flb_clk;
563 *sram++ = 0xb8c3ba11; /* boot signature */
567 bd->bi_bootflags = bootflag; /* boot / reboot flag (for LynxOS) */
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 memcpy (id, (void *)gd, sizeof (gd_t));
616 relocate_code (addr_sp, id, addr);
618 /* NOTREACHED - relocate_code() does not return */
621 /************************************************************************
623 * This is the next part if the initialization sequence: we are now
624 * running from RAM and have a "normal" C environment, i. e. global
625 * data can be written, BSS has been cleared, the stack size in not
626 * that critical any more, etc.
628 ************************************************************************
630 void board_init_r (gd_t *id, ulong dest_addr)
636 #ifndef CONFIG_SYS_NO_FLASH
640 gd = id; /* initialize RAM version of global data */
643 gd->flags |= GD_FLG_RELOC; /* tell others: relocation done */
645 /* The Malloc area is immediately below the monitor copy in DRAM */
646 malloc_start = dest_addr - TOTAL_MALLOC_LEN;
648 #if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)
650 * The gd->cpu pointer is set to an address in flash before relocation.
651 * We need to update it to point to the same CPU entry in RAM.
653 gd->cpu += dest_addr - CONFIG_SYS_MONITOR_BASE;
656 #ifdef CONFIG_SERIAL_MULTI
660 debug ("Now running in RAM - U-Boot at: %08lx\n", dest_addr);
665 * Setup trap handlers
667 trap_init (dest_addr);
669 #ifdef CONFIG_ADDR_MAP
673 #if defined(CONFIG_BOARD_EARLY_INIT_R)
674 board_early_init_r ();
677 monitor_flash_len = (ulong)&__init_end - dest_addr;
681 #ifdef CONFIG_LOGBUFFER
682 logbuff_init_ptrs ();
685 post_output_backlog ();
690 #if defined(CONFIG_SYS_DELAYED_ICACHE) || defined(CONFIG_MPC83xx)
691 icache_enable (); /* it's time to enable the instruction cache */
694 #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500)
695 unlock_ram_in_cache(); /* it's time to unlock D-cache in e500 */
698 #if defined(CONFIG_BAB7xx) || defined(CONFIG_CPC45)
700 * Do PCI configuration on BAB7xx and CPC45 _before_ the flash
701 * gets initialised, because we need the ISA resp. PCI_to_LOCAL bus
706 #if defined(CONFIG_BAB7xx)
708 * Initialise the ISA bridge
710 initialise_w83c553f ();
713 asm ("sync ; isync");
715 mem_malloc_init (malloc_start, TOTAL_MALLOC_LEN);
717 #if !defined(CONFIG_SYS_NO_FLASH)
720 if ((flash_size = flash_init ()) > 0) {
721 # ifdef CONFIG_SYS_FLASH_CHECKSUM
722 print_size (flash_size, "");
724 * Compute and print flash CRC if flashchecksum is set to 'y'
726 * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
728 s = getenv ("flashchecksum");
729 if (s && (*s == 'y')) {
730 printf (" CRC: %08X",
731 crc32 (0, (const unsigned char *) CONFIG_SYS_FLASH_BASE, flash_size)
735 # else /* !CONFIG_SYS_FLASH_CHECKSUM */
736 print_size (flash_size, "\n");
737 # endif /* CONFIG_SYS_FLASH_CHECKSUM */
743 bd->bi_flashstart = CONFIG_SYS_FLASH_BASE; /* update start of FLASH memory */
744 bd->bi_flashsize = flash_size; /* size of FLASH memory (final value) */
746 #if defined(CONFIG_SYS_UPDATE_FLASH_SIZE)
747 /* Make a update of the Memctrl. */
748 update_flash_size (flash_size);
752 # if defined(CONFIG_PCU_E) || defined(CONFIG_OXC) || defined(CONFIG_RMU)
753 /* flash mapped at end of memory map */
754 bd->bi_flashoffset = TEXT_BASE + flash_size;
755 # elif CONFIG_SYS_MONITOR_BASE == CONFIG_SYS_FLASH_BASE
756 bd->bi_flashoffset = monitor_flash_len; /* reserved area for startup monitor */
758 bd->bi_flashoffset = 0;
760 #else /* CONFIG_SYS_NO_FLASH */
762 bd->bi_flashsize = 0;
763 bd->bi_flashstart = 0;
764 bd->bi_flashoffset = 0;
765 #endif /* !CONFIG_SYS_NO_FLASH */
769 /* initialize higher level parts of CPU like time base and timers */
775 # if !defined(CONFIG_ENV_IS_IN_EEPROM)
781 #if defined(CONFIG_CMD_NAND)
784 nand_init(); /* go init the NAND */
787 /* relocate environment function pointers etc. */
791 * Fill in missing fields of bd_info.
792 * We do this here, where we have "normal" access to the
793 * environment; we used to do this still running from ROM,
794 * where had to use getenv_r(), which can be pretty slow when
795 * the environment is in EEPROM.
798 #if defined(CONFIG_SYS_EXTBDINFO)
799 #if defined(CONFIG_405GP) || defined(CONFIG_405EP)
800 #if defined(CONFIG_I2CFAST)
802 * set bi_iic_fast for linux taking environment variable
803 * "i2cfast" into account
806 char *s = getenv ("i2cfast");
807 if (s && ((*s == 'y') || (*s == 'Y'))) {
808 bd->bi_iic_fast[0] = 1;
809 bd->bi_iic_fast[1] = 1;
811 bd->bi_iic_fast[0] = 0;
812 bd->bi_iic_fast[1] = 0;
816 bd->bi_iic_fast[0] = 0;
817 bd->bi_iic_fast[1] = 0;
818 #endif /* CONFIG_I2CFAST */
819 #endif /* CONFIG_405GP, CONFIG_405EP */
820 #endif /* CONFIG_SYS_EXTBDINFO */
822 #if defined(CONFIG_SC3)
826 #if defined (CONFIG_ID_EEPROM) || defined (CONFIG_SYS_I2C_MAC_OFFSET)
827 mac_read_from_eeprom();
831 if ((gd->board_type >> 16) == 2)
832 bd->bi_ethspeed = gd->board_type & 0xFFFF;
834 bd->bi_ethspeed = 0xFFFF;
837 #ifdef CONFIG_CMD_NET
838 /* kept around for legacy kernels only ... ignore the next section */
839 eth_getenv_enetaddr("ethaddr", bd->bi_enetaddr);
840 #ifdef CONFIG_HAS_ETH1
841 eth_getenv_enetaddr("eth1addr", bd->bi_enet1addr);
843 #ifdef CONFIG_HAS_ETH2
844 eth_getenv_enetaddr("eth2addr", bd->bi_enet2addr);
846 #ifdef CONFIG_HAS_ETH3
847 eth_getenv_enetaddr("eth3addr", bd->bi_enet3addr);
849 #ifdef CONFIG_HAS_ETH4
850 eth_getenv_enetaddr("eth4addr", bd->bi_enet4addr);
852 #ifdef CONFIG_HAS_ETH5
853 eth_getenv_enetaddr("eth5addr", bd->bi_enet5addr);
855 #endif /* CONFIG_CMD_NET */
858 bd->bi_ip_addr = getenv_IPaddr ("ipaddr");
862 #if defined(CONFIG_PCI) && !defined(CONFIG_BAB7xx) && !defined(CONFIG_CPC45)
864 * Do pci configuration
869 /** leave this here (after malloc(), environment and PCI are working) **/
870 /* Initialize stdio devices */
873 /* Initialize the jump table for applications */
876 #if defined(CONFIG_API)
881 /* Initialize the console (after the relocation and devices init) */
884 #if defined(CONFIG_MISC_INIT_R)
885 /* miscellaneous platform dependent initialisations */
890 if (bd->bi_ethspeed != 0xFFFF)
891 hermes_start_lxt980 ((int) bd->bi_ethspeed);
894 #if defined(CONFIG_CMD_KGDB)
900 debug ("U-Boot relocated to %08lx\n", dest_addr);
907 /* Must happen after interrupts are initialized since
908 * an irq handler gets installed
910 #ifdef CONFIG_SERIAL_SOFTWARE_FIFO
911 serial_buffered_init();
914 #if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT)
915 status_led_set (STATUS_LED_BOOT, STATUS_LED_BLINKING);
922 /* Initialize from environment */
923 if ((s = getenv ("loadaddr")) != NULL) {
924 load_addr = simple_strtoul (s, NULL, 16);
926 #if defined(CONFIG_CMD_NET)
927 if ((s = getenv ("bootfile")) != NULL) {
928 copy_filename (BootFile, s, sizeof (BootFile));
934 #if defined(CONFIG_DTT) /* Digital Thermometers and Thermostats */
937 #if defined(CONFIG_CMD_SCSI)
943 #ifdef CONFIG_GENERIC_MMC
949 #if defined(CONFIG_CMD_DOC)
955 #ifdef CONFIG_BITBANGMII
958 #if defined(CONFIG_CMD_NET)
959 #if defined(CONFIG_NET_MULTI)
966 #if defined(CONFIG_CMD_NET) && defined(CONFIG_RESET_PHY_R)
968 debug ("Reset Ethernet PHY\n");
973 post_run (NULL, POST_RAM | post_bootmode_get(0));
976 #if defined(CONFIG_CMD_PCMCIA) \
977 && !defined(CONFIG_CMD_IDE)
983 #if defined(CONFIG_CMD_IDE)
985 # ifdef CONFIG_IDE_8xx_PCCARD
990 #if defined(CONFIG_START_IDE)
991 if (board_start_ide())
998 #ifdef CONFIG_LAST_STAGE_INIT
1001 * Some parts can be only initialized if all others (like
1002 * Interrupts) are up and running (i.e. the PC-style ISA
1008 #if defined(CONFIG_CMD_BEDBUG)
1013 #if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER)
1015 * Export available size of memory for Linux,
1016 * taking into account the protected RAM at top of memory
1024 if ((s = getenv ("pram")) != NULL) {
1025 pram = simple_strtoul (s, NULL, 10);
1032 #ifdef CONFIG_LOGBUFFER
1033 #ifndef CONFIG_ALT_LB_ADDR
1034 /* Also take the logbuffer into account (pram is in kB) */
1035 pram += (LOGBUFF_LEN+LOGBUFF_OVERHEAD)/1024;
1038 sprintf ((char *)memsz, "%ldk", (bd->bi_memsize / 1024) - pram);
1039 setenv ("mem", (char *)memsz);
1043 #ifdef CONFIG_PS2KBD
1048 #ifdef CONFIG_MODEM_SUPPORT
1050 extern int do_mdm_init;
1051 do_mdm_init = gd->do_mdm_init;
1055 /* Initialization complete - start the monitor */
1057 /* main_loop() can return to retry autoboot, if so just run it again. */
1063 /* NOTREACHED - no way out of command loop except booting */
1068 puts ("### ERROR ### Please RESET the board ###\n");
1069 show_boot_progress(-30);
1074 #if 0 /* We could use plain global data, but the resulting code is bigger */
1076 * Pointer to initial global data area
1078 * Here we initialize it.
1080 #undef XTRN_DECLARE_GLOBAL_DATA_PTR
1081 #define XTRN_DECLARE_GLOBAL_DATA_PTR /* empty = allocate here */
1082 DECLARE_GLOBAL_DATA_PTR = (gd_t *) (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_GBL_DATA_OFFSET);
1085 /************************************************************************/