2 * (C) Copyright 2000-2011
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>
138 * All attempts to come up with a "common" initialization sequence
139 * that works for all boards and architectures failed: some of the
140 * requirements are just _too_ different. To get rid of the resulting
141 * mess of board dependend #ifdef'ed code we now make the whole
142 * initialization sequence configurable to the user.
144 * The requirements for any new initalization function is simple: it
145 * receives a pointer to the "global data" structure as it's only
146 * argument, and returns an integer return code, where 0 means
147 * "continue" and != 0 means "fatal error, hang the system".
149 typedef int (init_fnc_t)(void);
154 * Some of this code should be moved into the core functions,
155 * but let's get it working (again) first...
158 static int init_baudrate(void)
160 gd->baudrate = getenv_ulong("baudrate", 10, CONFIG_BAUDRATE);
164 /***********************************************************************/
166 static void __board_add_ram_info(int use_default)
168 /* please define platform specific board_add_ram_info() */
171 void board_add_ram_info(int)
172 __attribute__ ((weak, alias("__board_add_ram_info")));
174 static int __board_flash_wp_on(void)
177 * Most flashes can't be detected when write protection is enabled,
178 * so provide a way to let U-Boot gracefully ignore write protected
184 int board_flash_wp_on(void)
185 __attribute__ ((weak, alias("__board_flash_wp_on")));
187 static void __cpu_secondary_init_r(void)
191 void cpu_secondary_init_r(void)
192 __attribute__ ((weak, alias("__cpu_secondary_init_r")));
194 static int init_func_ram(void)
196 #ifdef CONFIG_BOARD_TYPES
197 int board_type = gd->board_type;
199 int board_type = 0; /* use dummy arg */
203 gd->ram_size = initdram(board_type);
205 if (gd->ram_size > 0) {
206 print_size(gd->ram_size, "");
207 board_add_ram_info(0);
215 /***********************************************************************/
217 #if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
218 static int init_func_i2c(void)
221 i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE);
227 #if defined(CONFIG_HARD_SPI)
228 static int init_func_spi(void)
237 /***********************************************************************/
239 #if defined(CONFIG_WATCHDOG)
240 int init_func_watchdog_init(void)
242 puts(" Watchdog enabled\n");
247 int init_func_watchdog_reset(void)
252 #endif /* CONFIG_WATCHDOG */
255 * Initialization sequence
258 static 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 CPU and bus clocks according to the environment variable */
285 /* adjust sdram refresh rate according to the new clock */
293 #if defined(CONFIG_8260)
296 #endif /* CONFIG_8260 */
297 #if defined(CONFIG_MPC83xx)
301 #if defined(CONFIG_MPC5xxx)
303 #endif /* CONFIG_MPC5xxx */
304 #if defined(CONFIG_MPC8220)
308 INIT_FUNC_WATCHDOG_INIT
309 #if defined(CONFIG_MISC_INIT_F)
312 INIT_FUNC_WATCHDOG_RESET
313 #if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
316 #if defined(CONFIG_HARD_SPI)
322 INIT_FUNC_WATCHDOG_RESET init_func_ram,
323 #if defined(CONFIG_SYS_DRAM_TEST)
325 #endif /* CONFIG_SYS_DRAM_TEST */
326 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 static int __fixup_cpu(void)
346 int fixup_cpu(void) __attribute__((weak, alias("__fixup_cpu")));
349 * This is the first part of the initialization sequence that is
350 * implemented in C, but still running from ROM.
352 * The main purpose is to provide a (serial) console interface as
353 * soon as possible (so we can see any error messages), and to
354 * initialize the RAM so that we can relocate the monitor code to
357 * Be aware of the restrictions: global data is read-only, BSS is not
358 * initialized, and stack space is limited to a few kB.
361 #ifdef CONFIG_LOGBUFFER
362 unsigned long logbuffer_base(void)
364 return CONFIG_SYS_SDRAM_BASE + get_effective_memsize() - LOGBUFF_LEN;
368 void board_init_f(ulong bootflag)
371 ulong len, addr, addr_sp;
374 init_fnc_t **init_fnc_ptr;
380 /* Pointer is writable since we allocated a register for it */
381 gd = (gd_t *) (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_GBL_DATA_OFFSET);
382 /* compiler optimization barrier needed for GCC >= 3.4 */
383 __asm__ __volatile__("":::"memory");
385 #if !defined(CONFIG_CPM2) && !defined(CONFIG_MPC512X) && \
386 !defined(CONFIG_MPC83xx) && !defined(CONFIG_MPC85xx) && \
387 !defined(CONFIG_MPC86xx)
388 /* Clear initial global data */
389 memset((void *) gd, 0, sizeof(gd_t));
392 for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr)
393 if ((*init_fnc_ptr) () != 0)
397 post_bootmode_init();
398 post_run(NULL, POST_ROM | post_bootmode_get(NULL));
404 * Now that we have DRAM mapped and working, we can
405 * relocate the code and continue running from DRAM.
407 * Reserve memory at end of RAM for (top down in that order):
408 * - area that won't get touched by U-Boot and Linux (optional)
409 * - kernel log buffer
413 * - board info struct
415 len = (ulong)&__bss_end - CONFIG_SYS_MONITOR_BASE;
418 * Subtract specified amount of memory to hide so that it won't
419 * get "touched" at all by U-Boot. By fixing up gd->ram_size
420 * the Linux kernel should now get passed the now "corrected"
421 * memory size and won't touch it either. This should work
422 * for arch/ppc and arch/powerpc. Only Linux board ports in
423 * arch/powerpc with bootwrapper support, that recalculate the
424 * memory size from the SDRAM controller setup will have to
427 gd->ram_size -= CONFIG_SYS_MEM_TOP_HIDE;
429 addr = CONFIG_SYS_SDRAM_BASE + get_effective_memsize();
431 #if defined(CONFIG_MP) && (defined(CONFIG_MPC86xx) || defined(CONFIG_E500))
433 * We need to make sure the location we intend to put secondary core
434 * boot code is reserved and not used by any part of u-boot
436 if (addr > determine_mp_bootpg(NULL)) {
437 addr = determine_mp_bootpg(NULL);
438 debug("Reserving MP boot page to %08lx\n", addr);
442 #ifdef CONFIG_LOGBUFFER
443 #ifndef CONFIG_ALT_LB_ADDR
444 /* reserve kernel log buffer */
445 addr -= (LOGBUFF_RESERVE);
446 debug("Reserving %dk for kernel logbuffer at %08lx\n", LOGBUFF_LEN,
453 * reserve protected RAM
455 reg = getenv_ulong("pram", 10, CONFIG_PRAM);
456 addr -= (reg << 10); /* size is in kB */
457 debug("Reserving %ldk for protected RAM at %08lx\n", reg, addr);
458 #endif /* CONFIG_PRAM */
460 /* round down to next 4 kB limit */
462 debug("Top of RAM usable for U-Boot at: %08lx\n", addr);
465 #ifdef CONFIG_FB_ADDR
466 gd->fb_base = CONFIG_FB_ADDR;
468 /* reserve memory for LCD display (always full pages) */
469 addr = lcd_setmem(addr);
471 #endif /* CONFIG_FB_ADDR */
472 #endif /* CONFIG_LCD */
474 #if defined(CONFIG_VIDEO) && defined(CONFIG_8xx)
475 /* reserve memory for video display (always full pages) */
476 addr = video_setmem(addr);
478 #endif /* CONFIG_VIDEO */
481 * reserve memory for U-Boot code, data & bss
482 * round down to next 4 kB limit
487 /* round down to next 64 kB limit so that IVPR stays aligned */
488 addr &= ~(65536 - 1);
491 debug("Reserving %ldk for U-Boot at: %08lx\n", len >> 10, addr);
494 * reserve memory for malloc() arena
496 addr_sp = addr - TOTAL_MALLOC_LEN;
497 debug("Reserving %dk for malloc() at: %08lx\n",
498 TOTAL_MALLOC_LEN >> 10, addr_sp);
501 * (permanently) allocate a Board Info struct
502 * and a permanent copy of the "global" data
504 addr_sp -= sizeof(bd_t);
505 bd = (bd_t *) addr_sp;
506 memset(bd, 0, sizeof(bd_t));
508 debug("Reserving %zu Bytes for Board Info at: %08lx\n",
509 sizeof(bd_t), addr_sp);
510 addr_sp -= sizeof(gd_t);
511 id = (gd_t *) addr_sp;
512 debug("Reserving %zu Bytes for Global Data at: %08lx\n",
513 sizeof(gd_t), addr_sp);
516 * Finally, we set up a new (bigger) stack.
518 * Leave some safety gap for SP, force alignment on 16 byte boundary
519 * Clear initial stack frame
523 s = (ulong *) addr_sp;
524 *s = 0; /* Terminate back chain */
525 *++s = 0; /* NULL return address */
526 debug("Stack Pointer at: %08lx\n", addr_sp);
529 * Save local variables to board info struct
532 bd->bi_memstart = CONFIG_SYS_SDRAM_BASE; /* start of memory */
533 bd->bi_memsize = gd->ram_size; /* size in bytes */
535 #ifdef CONFIG_SYS_SRAM_BASE
536 bd->bi_sramstart = CONFIG_SYS_SRAM_BASE; /* start of SRAM */
537 bd->bi_sramsize = CONFIG_SYS_SRAM_SIZE; /* size of SRAM */
540 #if defined(CONFIG_8xx) || defined(CONFIG_8260) || defined(CONFIG_5xx) || \
541 defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
542 bd->bi_immr_base = CONFIG_SYS_IMMR; /* base of IMMR register */
544 #if defined(CONFIG_MPC5xxx)
545 bd->bi_mbar_base = CONFIG_SYS_MBAR; /* base of internal registers */
547 #if defined(CONFIG_MPC83xx)
548 bd->bi_immrbar = CONFIG_SYS_IMMR;
550 #if defined(CONFIG_MPC8220)
551 bd->bi_mbar_base = CONFIG_SYS_MBAR; /* base of internal registers */
552 bd->bi_inpfreq = gd->arch.inp_clk;
553 bd->bi_pcifreq = gd->pci_clk;
554 bd->bi_vcofreq = gd->arch.vco_clk;
555 bd->bi_pevfreq = gd->arch.pev_clk;
556 bd->bi_flbfreq = gd->arch.flb_clk;
558 /* store bootparam to sram (backward compatible), here? */
560 u32 *sram = (u32 *) CONFIG_SYS_SRAM_BASE;
562 *sram++ = gd->ram_size;
563 *sram++ = gd->bus_clk;
564 *sram++ = gd->arch.inp_clk;
565 *sram++ = gd->cpu_clk;
566 *sram++ = gd->arch.vco_clk;
567 *sram++ = gd->arch.flb_clk;
568 *sram++ = 0xb8c3ba11; /* boot signature */
573 bd->bi_intfreq = gd->cpu_clk; /* Internal Freq, in Hz */
574 bd->bi_busfreq = gd->bus_clk; /* Bus Freq, in Hz */
575 #if defined(CONFIG_CPM2)
576 bd->bi_cpmfreq = gd->arch.cpm_clk;
577 bd->bi_brgfreq = gd->arch.brg_clk;
578 bd->bi_sccfreq = gd->arch.scc_clk;
579 bd->bi_vco = gd->arch.vco_out;
580 #endif /* CONFIG_CPM2 */
581 #if defined(CONFIG_MPC512X)
582 bd->bi_ipsfreq = gd->arch.ips_clk;
583 #endif /* CONFIG_MPC512X */
584 #if defined(CONFIG_MPC5xxx)
585 bd->bi_ipbfreq = gd->arch.ipb_clk;
586 bd->bi_pcifreq = gd->pci_clk;
587 #endif /* CONFIG_MPC5xxx */
588 bd->bi_baudrate = gd->baudrate; /* Console Baudrate */
590 #ifdef CONFIG_SYS_EXTBDINFO
591 strncpy((char *) bd->bi_s_version, "1.2", sizeof(bd->bi_s_version));
592 strncpy((char *) bd->bi_r_version, U_BOOT_VERSION,
593 sizeof(bd->bi_r_version));
595 bd->bi_procfreq = gd->cpu_clk; /* Processor Speed, In Hz */
596 bd->bi_plb_busfreq = gd->bus_clk;
597 #if defined(CONFIG_405GP) || defined(CONFIG_405EP) || \
598 defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
599 defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
600 bd->bi_pci_busfreq = get_PCI_freq();
601 bd->bi_opbfreq = get_OPB_freq();
602 #elif defined(CONFIG_XILINX_405)
603 bd->bi_pci_busfreq = get_PCI_freq();
607 debug("New Stack Pointer is: %08lx\n", addr_sp);
611 gd->relocaddr = addr; /* Store relocation addr, useful for debug */
613 memcpy(id, (void *) gd, sizeof(gd_t));
615 relocate_code(addr_sp, id, addr);
617 /* NOTREACHED - relocate_code() does not return */
621 * This is the next part if the initialization sequence: we are now
622 * running from RAM and have a "normal" C environment, i. e. global
623 * data can be written, BSS has been cleared, the stack size in not
624 * that critical any more, etc.
626 void board_init_r(gd_t *id, ulong dest_addr)
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->arch.cpu pointer is set to an address in flash before
646 * relocation. We need to update it to point to the same CPU entry
649 gd->arch.cpu += dest_addr - CONFIG_SYS_MONITOR_BASE;
652 * If we didn't know the cpu mask & # cores, we can save them of
653 * now rather than 'computing' them constantly
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;
671 debug("Now running in RAM - U-Boot at: %08lx\n", dest_addr);
676 * Setup trap handlers
678 trap_init(dest_addr);
680 #ifdef CONFIG_ADDR_MAP
684 #if defined(CONFIG_BOARD_EARLY_INIT_R)
685 board_early_init_r();
688 monitor_flash_len = (ulong)&__init_end - dest_addr;
692 #ifdef CONFIG_LOGBUFFER
696 post_output_backlog();
701 #if defined(CONFIG_SYS_DELAYED_ICACHE)
702 icache_enable(); /* it's time to enable the instruction cache */
705 #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500)
706 unlock_ram_in_cache(); /* it's time to unlock D-cache in e500 */
709 #if defined(CONFIG_PCI) && defined(CONFIG_SYS_EARLY_PCI_INIT)
711 * Do early PCI configuration _before_ the flash gets initialised,
712 * because PCU ressources are crucial for flash access on some boards.
716 #if defined(CONFIG_WINBOND_83C553)
718 * Initialise the ISA bridge
720 initialise_w83c553f();
725 mem_malloc_init(malloc_start, TOTAL_MALLOC_LEN);
727 #if !defined(CONFIG_SYS_NO_FLASH)
730 if (board_flash_wp_on()) {
731 printf("Uninitialized - Write Protect On\n");
732 /* Since WP is on, we can't find real size. Set to 0 */
734 } else if ((flash_size = flash_init()) > 0) {
735 #ifdef CONFIG_SYS_FLASH_CHECKSUM
736 print_size(flash_size, "");
738 * Compute and print flash CRC if flashchecksum is set to 'y'
740 * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
742 if (getenv_yesno("flashchecksum") == 1) {
745 (const unsigned char *)
746 CONFIG_SYS_FLASH_BASE, flash_size)
750 #else /* !CONFIG_SYS_FLASH_CHECKSUM */
751 print_size(flash_size, "\n");
752 #endif /* CONFIG_SYS_FLASH_CHECKSUM */
758 /* update start of FLASH memory */
759 bd->bi_flashstart = CONFIG_SYS_FLASH_BASE;
760 /* size of FLASH memory (final value) */
761 bd->bi_flashsize = flash_size;
763 #if defined(CONFIG_SYS_UPDATE_FLASH_SIZE)
764 /* Make a update of the Memctrl. */
765 update_flash_size(flash_size);
769 #if defined(CONFIG_OXC) || defined(CONFIG_RMU)
770 /* flash mapped at end of memory map */
771 bd->bi_flashoffset = CONFIG_SYS_TEXT_BASE + flash_size;
772 #elif CONFIG_SYS_MONITOR_BASE == CONFIG_SYS_FLASH_BASE
773 bd->bi_flashoffset = monitor_flash_len; /* reserved area for monitor */
775 #endif /* !CONFIG_SYS_NO_FLASH */
779 /* initialize higher level parts of CPU like time base and timers */
785 #if !defined(CONFIG_ENV_IS_IN_EEPROM)
791 #if defined(CONFIG_CMD_NAND)
794 nand_init(); /* go init the NAND */
797 #ifdef CONFIG_GENERIC_MMC
799 * MMC initialization is called before relocating env.
800 * Thus It is required that operations like pin multiplexer
801 * be put in board_init.
808 /* relocate environment function pointers etc. */
812 * after non-volatile devices & environment is setup and cpu code have
813 * another round to deal with any initialization that might require
814 * full access to the environment or loading of some image (firmware)
815 * from a non-volatile device
817 cpu_secondary_init_r();
820 * Fill in missing fields of bd_info.
821 * We do this here, where we have "normal" access to the
822 * environment; we used to do this still running from ROM,
823 * where had to use getenv_f(), which can be pretty slow when
824 * the environment is in EEPROM.
827 #if defined(CONFIG_SYS_EXTBDINFO)
828 #if defined(CONFIG_405GP) || defined(CONFIG_405EP)
829 #if defined(CONFIG_I2CFAST)
831 * set bi_iic_fast for linux taking environment variable
832 * "i2cfast" into account
835 if (getenv_yesno("i2cfast") == 1) {
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 */
881 #if defined(CONFIG_PCI) && !defined(CONFIG_SYS_EARLY_PCI_INIT)
883 * Do pci configuration
888 /** leave this here (after malloc(), environment and PCI are working) **/
889 /* Initialize stdio devices */
892 /* Initialize the jump table for applications */
895 #if defined(CONFIG_API)
900 /* Initialize the console (after the relocation and devices init) */
903 #if defined(CONFIG_MISC_INIT_R)
904 /* miscellaneous platform dependent initialisations */
909 if (bd->bi_ethspeed != 0xFFFF)
910 hermes_start_lxt980((int) bd->bi_ethspeed);
913 #if defined(CONFIG_CMD_KGDB)
919 debug("U-Boot relocated to %08lx\n", dest_addr);
926 #if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT)
927 status_led_set(STATUS_LED_BOOT, STATUS_LED_BLINKING);
932 /* Initialize from environment */
933 load_addr = getenv_ulong("loadaddr", 16, load_addr);
937 #if defined(CONFIG_CMD_SCSI)
943 #if defined(CONFIG_CMD_DOC)
949 #ifdef CONFIG_BITBANGMII
952 #if defined(CONFIG_CMD_NET)
958 #if defined(CONFIG_CMD_NET) && defined(CONFIG_RESET_PHY_R)
960 debug("Reset Ethernet PHY\n");
965 post_run(NULL, POST_RAM | post_bootmode_get(0));
968 #if defined(CONFIG_CMD_PCMCIA) \
969 && !defined(CONFIG_CMD_IDE)
975 #if defined(CONFIG_CMD_IDE)
977 #ifdef CONFIG_IDE_8xx_PCCARD
982 #if defined(CONFIG_START_IDE)
983 if (board_start_ide())
990 #ifdef CONFIG_LAST_STAGE_INIT
993 * Some parts can be only initialized if all others (like
994 * Interrupts) are up and running (i.e. the PC-style ISA
1000 #if defined(CONFIG_CMD_BEDBUG)
1005 #if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER)
1007 * Export available size of memory for Linux,
1008 * taking into account the protected RAM at top of memory
1015 pram = getenv_ulong("pram", 10, CONFIG_PRAM);
1017 #ifdef CONFIG_LOGBUFFER
1018 #ifndef CONFIG_ALT_LB_ADDR
1019 /* Also take the logbuffer into account (pram is in kB) */
1020 pram += (LOGBUFF_LEN + LOGBUFF_OVERHEAD) / 1024;
1023 sprintf(memsz, "%ldk", (bd->bi_memsize / 1024) - pram);
1024 setenv("mem", memsz);
1028 #ifdef CONFIG_PS2KBD
1033 #ifdef CONFIG_MODEM_SUPPORT
1035 extern int do_mdm_init;
1037 do_mdm_init = gd->do_mdm_init;
1041 /* Initialization complete - start the monitor */
1043 /* main_loop() can return to retry autoboot, if so just run it again. */
1049 /* NOTREACHED - no way out of command loop except booting */
1054 puts("### ERROR ### Please RESET the board ###\n");
1055 bootstage_error(BOOTSTAGE_ID_NEED_RESET);
1061 #if 0 /* We could use plain global data, but the resulting code is bigger */
1063 * Pointer to initial global data area
1065 * Here we initialize it.
1067 #undef XTRN_DECLARE_GLOBAL_DATA_PTR
1068 #define XTRN_DECLARE_GLOBAL_DATA_PTR /* empty = allocate here */
1069 DECLARE_GLOBAL_DATA_PTR =
1070 (gd_t *) (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_GBL_DATA_OFFSET);
1073 /************************************************************************/