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 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 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 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 static int init_func_watchdog_init(void)
242 puts(" Watchdog enabled\n");
247 #define INIT_FUNC_WATCHDOG_INIT init_func_watchdog_init,
249 static int init_func_watchdog_reset(void)
255 #define INIT_FUNC_WATCHDOG_RESET init_func_watchdog_reset,
257 #define INIT_FUNC_WATCHDOG_INIT /* undef */
258 #define INIT_FUNC_WATCHDOG_RESET /* undef */
259 #endif /* CONFIG_WATCHDOG */
262 * Initialization sequence
265 init_fnc_t *init_sequence[] = {
266 #if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)
269 #if defined(CONFIG_BOARD_EARLY_INIT_F)
272 #if !defined(CONFIG_8xx_CPUCLK_DEFAULT)
273 get_clocks, /* get CPU and bus clocks (etc.) */
274 #if defined(CONFIG_TQM8xxL) && !defined(CONFIG_TQM866M) \
275 && !defined(CONFIG_TQM885D)
276 adjust_sdram_tbs_8xx,
280 #ifdef CONFIG_SYS_ALLOC_DPRAM
281 #if !defined(CONFIG_CPM2)
285 #if defined(CONFIG_BOARD_POSTCLK_INIT)
289 #if defined(CONFIG_8xx_CPUCLK_DEFAULT)
290 /* get CPU and bus clocks according to the environment variable */
292 /* adjust sdram refresh rate according to the new clock */
300 #if defined(CONFIG_8260)
303 #endif /* CONFIG_8260 */
304 #if defined(CONFIG_MPC83xx)
308 #if defined(CONFIG_MPC5xxx)
310 #endif /* CONFIG_MPC5xxx */
311 #if defined(CONFIG_MPC8220)
315 INIT_FUNC_WATCHDOG_INIT
316 #if defined(CONFIG_MISC_INIT_F)
319 INIT_FUNC_WATCHDOG_RESET
320 #if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
323 #if defined(CONFIG_HARD_SPI)
329 INIT_FUNC_WATCHDOG_RESET init_func_ram,
330 #if defined(CONFIG_SYS_DRAM_TEST)
332 #endif /* CONFIG_SYS_DRAM_TEST */
333 INIT_FUNC_WATCHDOG_RESET
334 NULL, /* Terminate this list */
337 ulong get_effective_memsize(void)
339 #ifndef CONFIG_VERY_BIG_RAM
342 /* limit stack to what we can reasonable map */
343 return ((gd->ram_size > CONFIG_MAX_MEM_MAPPED) ?
344 CONFIG_MAX_MEM_MAPPED : gd->ram_size);
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(0));
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()) {
437 addr = determine_mp_bootpg();
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;
527 debug("Stack Pointer at: %08lx\n", addr_sp);
530 * Save local variables to board info struct
533 bd->bi_memstart = CONFIG_SYS_SDRAM_BASE; /* start of memory */
534 bd->bi_memsize = gd->ram_size; /* size in bytes */
536 #ifdef CONFIG_SYS_SRAM_BASE
537 bd->bi_sramstart = CONFIG_SYS_SRAM_BASE; /* start of SRAM */
538 bd->bi_sramsize = CONFIG_SYS_SRAM_SIZE; /* size of SRAM */
541 #if defined(CONFIG_8xx) || defined(CONFIG_8260) || defined(CONFIG_5xx) || \
542 defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
543 bd->bi_immr_base = CONFIG_SYS_IMMR; /* base of IMMR register */
545 #if defined(CONFIG_MPC5xxx)
546 bd->bi_mbar_base = CONFIG_SYS_MBAR; /* base of internal registers */
548 #if defined(CONFIG_MPC83xx)
549 bd->bi_immrbar = CONFIG_SYS_IMMR;
551 #if defined(CONFIG_MPC8220)
552 bd->bi_mbar_base = CONFIG_SYS_MBAR; /* base of internal registers */
553 bd->bi_inpfreq = gd->inp_clk;
554 bd->bi_pcifreq = gd->pci_clk;
555 bd->bi_vcofreq = gd->vco_clk;
556 bd->bi_pevfreq = gd->pev_clk;
557 bd->bi_flbfreq = gd->flb_clk;
559 /* store bootparam to sram (backward compatible), here? */
561 u32 *sram = (u32 *) CONFIG_SYS_SRAM_BASE;
563 *sram++ = gd->ram_size;
564 *sram++ = gd->bus_clk;
565 *sram++ = gd->inp_clk;
566 *sram++ = gd->cpu_clk;
567 *sram++ = gd->vco_clk;
568 *sram++ = gd->flb_clk;
569 *sram++ = 0xb8c3ba11; /* boot signature */
574 bd->bi_intfreq = gd->cpu_clk; /* Internal Freq, in Hz */
575 bd->bi_busfreq = gd->bus_clk; /* Bus Freq, in Hz */
576 #if defined(CONFIG_CPM2)
577 bd->bi_cpmfreq = gd->cpm_clk;
578 bd->bi_brgfreq = gd->brg_clk;
579 bd->bi_sccfreq = gd->scc_clk;
580 bd->bi_vco = gd->vco_out;
581 #endif /* CONFIG_CPM2 */
582 #if defined(CONFIG_MPC512X)
583 bd->bi_ipsfreq = gd->ips_clk;
584 #endif /* CONFIG_MPC512X */
585 #if defined(CONFIG_MPC5xxx)
586 bd->bi_ipbfreq = gd->ipb_clk;
587 bd->bi_pcifreq = gd->pci_clk;
588 #endif /* CONFIG_MPC5xxx */
589 bd->bi_baudrate = gd->baudrate; /* Console Baudrate */
591 #ifdef CONFIG_SYS_EXTBDINFO
592 strncpy((char *) bd->bi_s_version, "1.2", sizeof(bd->bi_s_version));
593 strncpy((char *) bd->bi_r_version, U_BOOT_VERSION,
594 sizeof(bd->bi_r_version));
596 bd->bi_procfreq = gd->cpu_clk; /* Processor Speed, In Hz */
597 bd->bi_plb_busfreq = gd->bus_clk;
598 #if defined(CONFIG_405GP) || defined(CONFIG_405EP) || \
599 defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
600 defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
601 bd->bi_pci_busfreq = get_PCI_freq();
602 bd->bi_opbfreq = get_OPB_freq();
603 #elif defined(CONFIG_XILINX_405)
604 bd->bi_pci_busfreq = get_PCI_freq();
608 debug("New Stack Pointer is: %08lx\n", addr_sp);
612 gd->relocaddr = addr; /* Store relocation addr, useful for debug */
614 memcpy(id, (void *) gd, sizeof(gd_t));
616 relocate_code(addr_sp, id, addr);
618 /* NOTREACHED - relocate_code() does not return */
622 * This is the next part if the initialization sequence: we are now
623 * running from RAM and have a "normal" C environment, i. e. global
624 * data can be written, BSS has been cleared, the stack size in not
625 * that critical any more, etc.
627 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_SYS_EXTRA_ENV_RELOC
654 * Some systems need to relocate the env_addr pointer early because the
655 * location it points to will get invalidated before env_relocate is
656 * called. One example is on systems that might use a L2 or L3 cache
657 * in SRAM mode and initialize that cache from SRAM mode back to being
658 * a cache in cpu_init_r.
660 gd->env_addr += dest_addr - CONFIG_SYS_MONITOR_BASE;
663 #ifdef CONFIG_SERIAL_MULTI
667 debug("Now running in RAM - U-Boot at: %08lx\n", dest_addr);
672 * Setup trap handlers
674 trap_init(dest_addr);
676 #ifdef CONFIG_ADDR_MAP
680 #if defined(CONFIG_BOARD_EARLY_INIT_R)
681 board_early_init_r();
684 monitor_flash_len = (ulong)&__init_end - dest_addr;
688 #ifdef CONFIG_LOGBUFFER
692 post_output_backlog();
697 #if defined(CONFIG_SYS_DELAYED_ICACHE)
698 icache_enable(); /* it's time to enable the instruction cache */
701 #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500)
702 unlock_ram_in_cache(); /* it's time to unlock D-cache in e500 */
705 #if defined(CONFIG_PCI) && defined(CONFIG_SYS_EARLY_PCI_INIT)
707 * Do early PCI configuration _before_ the flash gets initialised,
708 * because PCU ressources are crucial for flash access on some boards.
712 #if defined(CONFIG_WINBOND_83C553)
714 * Initialise the ISA bridge
716 initialise_w83c553f();
721 mem_malloc_init(malloc_start, TOTAL_MALLOC_LEN);
723 #if !defined(CONFIG_SYS_NO_FLASH)
726 if (board_flash_wp_on()) {
727 printf("Uninitialized - Write Protect On\n");
728 /* Since WP is on, we can't find real size. Set to 0 */
730 } else if ((flash_size = flash_init()) > 0) {
731 #ifdef CONFIG_SYS_FLASH_CHECKSUM
734 print_size(flash_size, "");
736 * Compute and print flash CRC if flashchecksum is set to 'y'
738 * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
740 s = getenv("flashchecksum");
741 if (s && (*s == 'y')) {
744 (const unsigned char *)
745 CONFIG_SYS_FLASH_BASE, flash_size)
749 #else /* !CONFIG_SYS_FLASH_CHECKSUM */
750 print_size(flash_size, "\n");
751 #endif /* CONFIG_SYS_FLASH_CHECKSUM */
757 /* update start of FLASH memory */
758 bd->bi_flashstart = CONFIG_SYS_FLASH_BASE;
759 /* size of FLASH memory (final value) */
760 bd->bi_flashsize = flash_size;
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 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");
836 if (s && ((*s == 'y') || (*s == 'Y'))) {
837 bd->bi_iic_fast[0] = 1;
838 bd->bi_iic_fast[1] = 1;
841 #endif /* CONFIG_I2CFAST */
842 #endif /* CONFIG_405GP, CONFIG_405EP */
843 #endif /* CONFIG_SYS_EXTBDINFO */
845 #if defined(CONFIG_SC3)
849 #if defined(CONFIG_ID_EEPROM) || defined(CONFIG_SYS_I2C_MAC_OFFSET)
850 mac_read_from_eeprom();
854 if ((gd->board_type >> 16) == 2)
855 bd->bi_ethspeed = gd->board_type & 0xFFFF;
857 bd->bi_ethspeed = 0xFFFF;
860 #ifdef CONFIG_CMD_NET
861 /* kept around for legacy kernels only ... ignore the next section */
862 eth_getenv_enetaddr("ethaddr", bd->bi_enetaddr);
863 #ifdef CONFIG_HAS_ETH1
864 eth_getenv_enetaddr("eth1addr", bd->bi_enet1addr);
866 #ifdef CONFIG_HAS_ETH2
867 eth_getenv_enetaddr("eth2addr", bd->bi_enet2addr);
869 #ifdef CONFIG_HAS_ETH3
870 eth_getenv_enetaddr("eth3addr", bd->bi_enet3addr);
872 #ifdef CONFIG_HAS_ETH4
873 eth_getenv_enetaddr("eth4addr", bd->bi_enet4addr);
875 #ifdef CONFIG_HAS_ETH5
876 eth_getenv_enetaddr("eth5addr", bd->bi_enet5addr);
878 #endif /* CONFIG_CMD_NET */
881 bd->bi_ip_addr = getenv_IPaddr("ipaddr");
885 #if defined(CONFIG_PCI) && !defined(CONFIG_SYS_EARLY_PCI_INIT)
887 * Do pci configuration
892 /** leave this here (after malloc(), environment and PCI are working) **/
893 /* Initialize stdio devices */
896 /* Initialize the jump table for applications */
899 #if defined(CONFIG_API)
904 /* Initialize the console (after the relocation and devices init) */
907 #if defined(CONFIG_MISC_INIT_R)
908 /* miscellaneous platform dependent initialisations */
913 if (bd->bi_ethspeed != 0xFFFF)
914 hermes_start_lxt980((int) bd->bi_ethspeed);
917 #if defined(CONFIG_CMD_KGDB)
923 debug("U-Boot relocated to %08lx\n", dest_addr);
930 #if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT)
931 status_led_set(STATUS_LED_BOOT, STATUS_LED_BLINKING);
936 /* Initialize from environment */
937 load_addr = getenv_ulong("loadaddr", 16, load_addr);
938 #if defined(CONFIG_CMD_NET)
940 char *s = getenv("bootfile");
943 copy_filename(BootFile, s, sizeof(BootFile));
949 #if defined(CONFIG_CMD_SCSI)
955 #if defined(CONFIG_CMD_DOC)
961 #ifdef CONFIG_BITBANGMII
964 #if defined(CONFIG_CMD_NET)
970 #if defined(CONFIG_CMD_NET) && defined(CONFIG_RESET_PHY_R)
972 debug("Reset Ethernet PHY\n");
977 post_run(NULL, POST_RAM | post_bootmode_get(0));
980 #if defined(CONFIG_CMD_PCMCIA) \
981 && !defined(CONFIG_CMD_IDE)
987 #if defined(CONFIG_CMD_IDE)
989 #ifdef CONFIG_IDE_8xx_PCCARD
994 #if defined(CONFIG_START_IDE)
995 if (board_start_ide())
1002 #ifdef CONFIG_LAST_STAGE_INIT
1005 * Some parts can be only initialized if all others (like
1006 * Interrupts) are up and running (i.e. the PC-style ISA
1012 #if defined(CONFIG_CMD_BEDBUG)
1017 #if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER)
1019 * Export available size of memory for Linux,
1020 * taking into account the protected RAM at top of memory
1027 pram = getenv_ulong("pram", 10, CONFIG_PRAM);
1029 #ifdef CONFIG_LOGBUFFER
1030 #ifndef CONFIG_ALT_LB_ADDR
1031 /* Also take the logbuffer into account (pram is in kB) */
1032 pram += (LOGBUFF_LEN + LOGBUFF_OVERHEAD) / 1024;
1035 sprintf(memsz, "%ldk", (bd->bi_memsize / 1024) - pram);
1036 setenv("mem", memsz);
1040 #ifdef CONFIG_PS2KBD
1045 #ifdef CONFIG_MODEM_SUPPORT
1047 extern int do_mdm_init;
1049 do_mdm_init = gd->do_mdm_init;
1053 /* Initialization complete - start the monitor */
1055 /* main_loop() can return to retry autoboot, if so just run it again. */
1061 /* NOTREACHED - no way out of command loop except booting */
1066 puts("### ERROR ### Please RESET the board ###\n");
1067 show_boot_error(BOOTSTAGE_ID_NEED_RESET);
1073 #if 0 /* We could use plain global data, but the resulting code is bigger */
1075 * Pointer to initial global data area
1077 * Here we initialize it.
1079 #undef XTRN_DECLARE_GLOBAL_DATA_PTR
1080 #define XTRN_DECLARE_GLOBAL_DATA_PTR /* empty = allocate here */
1081 DECLARE_GLOBAL_DATA_PTR =
1082 (gd_t *) (CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_GBL_DATA_OFFSET);
1085 /************************************************************************/