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_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_f("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_MPC512X) && \
382 !defined(CONFIG_MPC83xx) && !defined(CONFIG_MPC85xx) && \
383 !defined(CONFIG_MPC86xx)
384 /* Clear initial global data */
385 memset ((void *) gd, 0, sizeof (gd_t));
388 for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr) {
389 if ((*init_fnc_ptr) () != 0) {
395 * Now that we have DRAM mapped and working, we can
396 * relocate the code and continue running from DRAM.
398 * Reserve memory at end of RAM for (top down in that order):
399 * - area that won't get touched by U-Boot and Linux (optional)
400 * - kernel log buffer
404 * - board info struct
406 len = (ulong)&_end - CONFIG_SYS_MONITOR_BASE;
409 * Subtract specified amount of memory to hide so that it won't
410 * get "touched" at all by U-Boot. By fixing up gd->ram_size
411 * the Linux kernel should now get passed the now "corrected"
412 * memory size and won't touch it either. This should work
413 * for arch/ppc and arch/powerpc. Only Linux board ports in
414 * arch/powerpc with bootwrapper support, that recalculate the
415 * memory size from the SDRAM controller setup will have to
418 gd->ram_size -= CONFIG_SYS_MEM_TOP_HIDE;
420 addr = CONFIG_SYS_SDRAM_BASE + get_effective_memsize();
422 #if defined(CONFIG_MP) && (defined(CONFIG_MPC86xx) || defined(CONFIG_E500))
424 * We need to make sure the location we intend to put secondary core
425 * boot code is reserved and not used by any part of u-boot
427 if (addr > determine_mp_bootpg()) {
428 addr = determine_mp_bootpg();
429 debug ("Reserving MP boot page to %08lx\n", addr);
433 #ifdef CONFIG_LOGBUFFER
434 #ifndef CONFIG_ALT_LB_ADDR
435 /* reserve kernel log buffer */
436 addr -= (LOGBUFF_RESERVE);
437 debug ("Reserving %dk for kernel logbuffer at %08lx\n", LOGBUFF_LEN, addr);
443 * reserve protected RAM
445 i = getenv_f("pram", (char *)tmp, sizeof (tmp));
446 reg = (i > 0) ? simple_strtoul ((const char *)tmp, NULL, 10) : CONFIG_PRAM;
447 addr -= (reg << 10); /* size is in kB */
448 debug ("Reserving %ldk for protected RAM at %08lx\n", reg, addr);
449 #endif /* CONFIG_PRAM */
451 /* round down to next 4 kB limit */
453 debug ("Top of RAM usable for U-Boot at: %08lx\n", addr);
456 /* reserve memory for LCD display (always full pages) */
457 addr = lcd_setmem (addr);
459 #endif /* CONFIG_LCD */
461 #if defined(CONFIG_VIDEO) && defined(CONFIG_8xx)
462 /* reserve memory for video display (always full pages) */
463 addr = video_setmem (addr);
465 #endif /* CONFIG_VIDEO */
468 * reserve memory for U-Boot code, data & bss
469 * round down to next 4 kB limit
474 /* round down to next 64 kB limit so that IVPR stays aligned */
475 addr &= ~(65536 - 1);
478 debug ("Reserving %ldk for U-Boot at: %08lx\n", len >> 10, addr);
481 * reserve memory for malloc() arena
483 addr_sp = addr - TOTAL_MALLOC_LEN;
484 debug ("Reserving %dk for malloc() at: %08lx\n",
485 TOTAL_MALLOC_LEN >> 10, addr_sp);
488 * (permanently) allocate a Board Info struct
489 * and a permanent copy of the "global" data
491 addr_sp -= sizeof (bd_t);
492 bd = (bd_t *) addr_sp;
494 debug ("Reserving %zu Bytes for Board Info at: %08lx\n",
495 sizeof (bd_t), addr_sp);
496 addr_sp -= sizeof (gd_t);
497 id = (gd_t *) addr_sp;
498 debug ("Reserving %zu Bytes for Global Data at: %08lx\n",
499 sizeof (gd_t), addr_sp);
502 * Finally, we set up a new (bigger) stack.
504 * Leave some safety gap for SP, force alignment on 16 byte boundary
505 * Clear initial stack frame
509 s = (ulong *)addr_sp;
513 debug ("Stack Pointer at: %08lx\n", addr_sp);
516 * Save local variables to board info struct
519 bd->bi_memstart = CONFIG_SYS_SDRAM_BASE; /* start of DRAM memory */
520 bd->bi_memsize = gd->ram_size; /* size of DRAM memory in bytes */
522 #ifdef CONFIG_SYS_SRAM_BASE
523 bd->bi_sramstart = CONFIG_SYS_SRAM_BASE; /* start of SRAM memory */
524 bd->bi_sramsize = CONFIG_SYS_SRAM_SIZE; /* size of SRAM memory */
526 bd->bi_sramstart = 0;
530 #if defined(CONFIG_8xx) || defined(CONFIG_8260) || defined(CONFIG_5xx) || \
531 defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
532 bd->bi_immr_base = CONFIG_SYS_IMMR; /* base of IMMR register */
534 #if defined(CONFIG_MPC5xxx)
535 bd->bi_mbar_base = CONFIG_SYS_MBAR; /* base of internal registers */
537 #if defined(CONFIG_MPC83xx)
538 bd->bi_immrbar = CONFIG_SYS_IMMR;
540 #if defined(CONFIG_MPC8220)
541 bd->bi_mbar_base = CONFIG_SYS_MBAR; /* base of internal registers */
542 bd->bi_inpfreq = gd->inp_clk;
543 bd->bi_pcifreq = gd->pci_clk;
544 bd->bi_vcofreq = gd->vco_clk;
545 bd->bi_pevfreq = gd->pev_clk;
546 bd->bi_flbfreq = gd->flb_clk;
548 /* store bootparam to sram (backward compatible), here? */
550 u32 *sram = (u32 *)CONFIG_SYS_SRAM_BASE;
551 *sram++ = gd->ram_size;
552 *sram++ = gd->bus_clk;
553 *sram++ = gd->inp_clk;
554 *sram++ = gd->cpu_clk;
555 *sram++ = gd->vco_clk;
556 *sram++ = gd->flb_clk;
557 *sram++ = 0xb8c3ba11; /* boot signature */
561 bd->bi_bootflags = bootflag; /* boot / reboot flag (for LynxOS) */
564 bd->bi_intfreq = gd->cpu_clk; /* Internal Freq, in Hz */
565 bd->bi_busfreq = gd->bus_clk; /* Bus Freq, in Hz */
566 #if defined(CONFIG_CPM2)
567 bd->bi_cpmfreq = gd->cpm_clk;
568 bd->bi_brgfreq = gd->brg_clk;
569 bd->bi_sccfreq = gd->scc_clk;
570 bd->bi_vco = gd->vco_out;
571 #endif /* CONFIG_CPM2 */
572 #if defined(CONFIG_MPC512X)
573 bd->bi_ipsfreq = gd->ips_clk;
574 #endif /* CONFIG_MPC512X */
575 #if defined(CONFIG_MPC5xxx)
576 bd->bi_ipbfreq = gd->ipb_clk;
577 bd->bi_pcifreq = gd->pci_clk;
578 #endif /* CONFIG_MPC5xxx */
579 bd->bi_baudrate = gd->baudrate; /* Console Baudrate */
581 #ifdef CONFIG_SYS_EXTBDINFO
582 strncpy ((char *)bd->bi_s_version, "1.2", sizeof (bd->bi_s_version));
583 strncpy ((char *)bd->bi_r_version, U_BOOT_VERSION, sizeof (bd->bi_r_version));
585 bd->bi_procfreq = gd->cpu_clk; /* Processor Speed, In Hz */
586 bd->bi_plb_busfreq = gd->bus_clk;
587 #if defined(CONFIG_405GP) || defined(CONFIG_405EP) || \
588 defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
589 defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
590 bd->bi_pci_busfreq = get_PCI_freq ();
591 bd->bi_opbfreq = get_OPB_freq ();
592 #elif defined(CONFIG_XILINX_405)
593 bd->bi_pci_busfreq = get_PCI_freq ();
597 debug ("New Stack Pointer is: %08lx\n", addr_sp);
602 post_bootmode_init();
603 post_run (NULL, POST_ROM | post_bootmode_get(0));
608 gd->relocaddr = addr; /* Record relocation address, useful for debug */
610 memcpy (id, (void *)gd, sizeof (gd_t));
612 relocate_code (addr_sp, id, addr);
614 /* NOTREACHED - relocate_code() does not return */
617 /************************************************************************
619 * This is the next part if the initialization sequence: we are now
620 * running from RAM and have a "normal" C environment, i. e. global
621 * data can be written, BSS has been cleared, the stack size in not
622 * that critical any more, etc.
624 ************************************************************************
626 void board_init_r (gd_t *id, ulong dest_addr)
632 #ifndef CONFIG_SYS_NO_FLASH
636 gd = id; /* initialize RAM version of global data */
639 gd->flags |= GD_FLG_RELOC; /* tell others: relocation done */
641 /* The Malloc area is immediately below the monitor copy in DRAM */
642 malloc_start = dest_addr - TOTAL_MALLOC_LEN;
644 #if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)
646 * The gd->cpu pointer is set to an address in flash before relocation.
647 * We need to update it to point to the same CPU entry in RAM.
649 gd->cpu += dest_addr - CONFIG_SYS_MONITOR_BASE;
652 #ifdef CONFIG_SERIAL_MULTI
656 debug ("Now running in RAM - U-Boot at: %08lx\n", dest_addr);
661 * Setup trap handlers
663 trap_init (dest_addr);
665 #ifdef CONFIG_ADDR_MAP
669 #if defined(CONFIG_BOARD_EARLY_INIT_R)
670 board_early_init_r ();
673 monitor_flash_len = (ulong)&__init_end - dest_addr;
677 #ifdef CONFIG_LOGBUFFER
678 logbuff_init_ptrs ();
681 post_output_backlog ();
686 #if defined(CONFIG_SYS_DELAYED_ICACHE)
687 icache_enable (); /* it's time to enable the instruction cache */
690 #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500)
691 unlock_ram_in_cache(); /* it's time to unlock D-cache in e500 */
694 #if defined(CONFIG_BAB7xx) || defined(CONFIG_CPC45)
696 * Do PCI configuration on BAB7xx and CPC45 _before_ the flash
697 * gets initialised, because we need the ISA resp. PCI_to_LOCAL bus
702 #if defined(CONFIG_BAB7xx)
704 * Initialise the ISA bridge
706 initialise_w83c553f ();
709 asm ("sync ; isync");
711 mem_malloc_init (malloc_start, TOTAL_MALLOC_LEN);
713 #if !defined(CONFIG_SYS_NO_FLASH)
716 if ((flash_size = flash_init ()) > 0) {
717 # ifdef CONFIG_SYS_FLASH_CHECKSUM
718 print_size (flash_size, "");
720 * Compute and print flash CRC if flashchecksum is set to 'y'
722 * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
724 s = getenv ("flashchecksum");
725 if (s && (*s == 'y')) {
726 printf (" CRC: %08X",
727 crc32 (0, (const unsigned char *) CONFIG_SYS_FLASH_BASE, flash_size)
731 # else /* !CONFIG_SYS_FLASH_CHECKSUM */
732 print_size (flash_size, "\n");
733 # endif /* CONFIG_SYS_FLASH_CHECKSUM */
739 bd->bi_flashstart = CONFIG_SYS_FLASH_BASE; /* update start of FLASH memory */
740 bd->bi_flashsize = flash_size; /* size of FLASH memory (final value) */
742 #if defined(CONFIG_SYS_UPDATE_FLASH_SIZE)
743 /* Make a update of the Memctrl. */
744 update_flash_size (flash_size);
748 # if defined(CONFIG_PCU_E) || defined(CONFIG_OXC) || defined(CONFIG_RMU)
749 /* flash mapped at end of memory map */
750 bd->bi_flashoffset = TEXT_BASE + flash_size;
751 # elif CONFIG_SYS_MONITOR_BASE == CONFIG_SYS_FLASH_BASE
752 bd->bi_flashoffset = monitor_flash_len; /* reserved area for startup monitor */
754 bd->bi_flashoffset = 0;
756 #else /* CONFIG_SYS_NO_FLASH */
758 bd->bi_flashsize = 0;
759 bd->bi_flashstart = 0;
760 bd->bi_flashoffset = 0;
761 #endif /* !CONFIG_SYS_NO_FLASH */
765 /* initialize higher level parts of CPU like time base and timers */
771 # if !defined(CONFIG_ENV_IS_IN_EEPROM)
777 #if defined(CONFIG_CMD_NAND)
780 nand_init(); /* go init the NAND */
783 #ifdef CONFIG_GENERIC_MMC
785 * MMC initialization is called before relocating env.
786 * Thus It is required that operations like pin multiplexer
787 * be put in board_init.
794 /* relocate environment function pointers etc. */
798 * Fill in missing fields of bd_info.
799 * We do this here, where we have "normal" access to the
800 * environment; we used to do this still running from ROM,
801 * where had to use getenv_f(), which can be pretty slow when
802 * the environment is in EEPROM.
805 #if defined(CONFIG_SYS_EXTBDINFO)
806 #if defined(CONFIG_405GP) || defined(CONFIG_405EP)
807 #if defined(CONFIG_I2CFAST)
809 * set bi_iic_fast for linux taking environment variable
810 * "i2cfast" into account
813 char *s = getenv ("i2cfast");
814 if (s && ((*s == 'y') || (*s == 'Y'))) {
815 bd->bi_iic_fast[0] = 1;
816 bd->bi_iic_fast[1] = 1;
818 bd->bi_iic_fast[0] = 0;
819 bd->bi_iic_fast[1] = 0;
823 bd->bi_iic_fast[0] = 0;
824 bd->bi_iic_fast[1] = 0;
825 #endif /* CONFIG_I2CFAST */
826 #endif /* CONFIG_405GP, CONFIG_405EP */
827 #endif /* CONFIG_SYS_EXTBDINFO */
829 #if defined(CONFIG_SC3)
833 #if defined (CONFIG_ID_EEPROM) || defined (CONFIG_SYS_I2C_MAC_OFFSET)
834 mac_read_from_eeprom();
838 if ((gd->board_type >> 16) == 2)
839 bd->bi_ethspeed = gd->board_type & 0xFFFF;
841 bd->bi_ethspeed = 0xFFFF;
844 #ifdef CONFIG_CMD_NET
845 /* kept around for legacy kernels only ... ignore the next section */
846 eth_getenv_enetaddr("ethaddr", bd->bi_enetaddr);
847 #ifdef CONFIG_HAS_ETH1
848 eth_getenv_enetaddr("eth1addr", bd->bi_enet1addr);
850 #ifdef CONFIG_HAS_ETH2
851 eth_getenv_enetaddr("eth2addr", bd->bi_enet2addr);
853 #ifdef CONFIG_HAS_ETH3
854 eth_getenv_enetaddr("eth3addr", bd->bi_enet3addr);
856 #ifdef CONFIG_HAS_ETH4
857 eth_getenv_enetaddr("eth4addr", bd->bi_enet4addr);
859 #ifdef CONFIG_HAS_ETH5
860 eth_getenv_enetaddr("eth5addr", bd->bi_enet5addr);
862 #endif /* CONFIG_CMD_NET */
865 bd->bi_ip_addr = getenv_IPaddr ("ipaddr");
869 #if defined(CONFIG_PCI) && !defined(CONFIG_BAB7xx) && !defined(CONFIG_CPC45)
871 * Do pci configuration
876 /** leave this here (after malloc(), environment and PCI are working) **/
877 /* Initialize stdio devices */
880 /* Initialize the jump table for applications */
883 #if defined(CONFIG_API)
888 /* Initialize the console (after the relocation and devices init) */
891 #if defined(CONFIG_MISC_INIT_R)
892 /* miscellaneous platform dependent initialisations */
897 if (bd->bi_ethspeed != 0xFFFF)
898 hermes_start_lxt980 ((int) bd->bi_ethspeed);
901 #if defined(CONFIG_CMD_KGDB)
907 debug ("U-Boot relocated to %08lx\n", dest_addr);
914 /* Must happen after interrupts are initialized since
915 * an irq handler gets installed
917 #ifdef CONFIG_SERIAL_SOFTWARE_FIFO
918 serial_buffered_init();
921 #if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT)
922 status_led_set (STATUS_LED_BOOT, STATUS_LED_BLINKING);
929 /* Initialize from environment */
930 if ((s = getenv ("loadaddr")) != NULL) {
931 load_addr = simple_strtoul (s, NULL, 16);
933 #if defined(CONFIG_CMD_NET)
934 if ((s = getenv ("bootfile")) != NULL) {
935 copy_filename (BootFile, s, sizeof (BootFile));
941 #if defined(CONFIG_DTT) /* Digital Thermometers and Thermostats */
944 #if defined(CONFIG_CMD_SCSI)
950 #if defined(CONFIG_CMD_DOC)
956 #ifdef CONFIG_BITBANGMII
959 #if defined(CONFIG_CMD_NET)
960 #if defined(CONFIG_NET_MULTI)
967 #if defined(CONFIG_CMD_NET) && defined(CONFIG_RESET_PHY_R)
969 debug ("Reset Ethernet PHY\n");
974 post_run (NULL, POST_RAM | post_bootmode_get(0));
977 #if defined(CONFIG_CMD_PCMCIA) \
978 && !defined(CONFIG_CMD_IDE)
984 #if defined(CONFIG_CMD_IDE)
986 # ifdef CONFIG_IDE_8xx_PCCARD
991 #if defined(CONFIG_START_IDE)
992 if (board_start_ide())
999 #ifdef CONFIG_LAST_STAGE_INIT
1002 * Some parts can be only initialized if all others (like
1003 * Interrupts) are up and running (i.e. the PC-style ISA
1009 #if defined(CONFIG_CMD_BEDBUG)
1014 #if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER)
1016 * Export available size of memory for Linux,
1017 * taking into account the protected RAM at top of memory
1025 if ((s = getenv ("pram")) != NULL) {
1026 pram = simple_strtoul (s, NULL, 10);
1033 #ifdef CONFIG_LOGBUFFER
1034 #ifndef CONFIG_ALT_LB_ADDR
1035 /* Also take the logbuffer into account (pram is in kB) */
1036 pram += (LOGBUFF_LEN+LOGBUFF_OVERHEAD)/1024;
1039 sprintf ((char *)memsz, "%ldk", (bd->bi_memsize / 1024) - pram);
1040 setenv ("mem", (char *)memsz);
1044 #ifdef CONFIG_PS2KBD
1049 #ifdef CONFIG_MODEM_SUPPORT
1051 extern int do_mdm_init;
1052 do_mdm_init = gd->do_mdm_init;
1056 /* Initialization complete - start the monitor */
1058 /* main_loop() can return to retry autoboot, if so just run it again. */
1064 /* NOTREACHED - no way out of command loop except booting */
1069 puts ("### ERROR ### Please RESET the board ###\n");
1070 show_boot_progress(-30);
1075 #if 0 /* We could use plain global data, but the resulting code is bigger */
1077 * Pointer to initial global data area
1079 * Here we initialize it.
1081 #undef XTRN_DECLARE_GLOBAL_DATA_PTR
1082 #define XTRN_DECLARE_GLOBAL_DATA_PTR /* empty = allocate here */
1083 DECLARE_GLOBAL_DATA_PTR = (gd_t *) (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_GBL_DATA_OFFSET);
1086 /************************************************************************/