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,
38 #if defined(CONFIG_CMD_IDE)
41 #if defined(CONFIG_CMD_SATA)
44 #if defined(CONFIG_CMD_SCSI)
47 #if defined(CONFIG_CMD_KGDB)
50 #ifdef CONFIG_STATUS_LED
51 #include <status_led.h>
55 #ifdef CFG_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(CFG_INIT_RAM_LOCK) && defined(CONFIG_E500)
72 #include <asm/cache.h>
78 #ifdef CFG_UPDATE_FLASH_SIZE
79 extern int update_flash_size (int flash_size);
82 #if defined(CONFIG_SC3)
83 extern void sc3_read_eeprom(void);
86 #if defined(CONFIG_CMD_DOC)
89 #if defined(CONFIG_HARD_I2C) || \
90 defined(CONFIG_SOFT_I2C)
93 #if defined(CONFIG_HARD_SPI)
96 #if defined(CONFIG_CMD_NAND)
97 void nand_init (void);
100 static char *failed = "*** failed ***\n";
102 #if defined(CONFIG_OXC) || defined(CONFIG_PCU_E) || defined(CONFIG_RMU)
103 extern flash_info_t flash_info[];
106 #if defined(CONFIG_START_IDE)
107 extern int board_start_ide(void);
109 #include <environment.h>
111 DECLARE_GLOBAL_DATA_PTR;
113 #if defined(CFG_ENV_IS_EMBEDDED)
114 #define TOTAL_MALLOC_LEN CFG_MALLOC_LEN
115 #elif ( ((CFG_ENV_ADDR+CFG_ENV_SIZE) < CFG_MONITOR_BASE) || \
116 (CFG_ENV_ADDR >= (CFG_MONITOR_BASE + CFG_MONITOR_LEN)) ) || \
117 defined(CFG_ENV_IS_IN_NVRAM)
118 #define TOTAL_MALLOC_LEN (CFG_MALLOC_LEN + CFG_ENV_SIZE)
120 #define TOTAL_MALLOC_LEN CFG_MALLOC_LEN
124 extern ulong __init_end;
126 ulong monitor_flash_len;
128 #if defined(CONFIG_CMD_BEDBUG)
129 #include <bedbug/type.h>
133 * Begin and End of memory area for malloc(), and current "brk"
135 static ulong mem_malloc_start = 0;
136 static ulong mem_malloc_end = 0;
137 static ulong mem_malloc_brk = 0;
139 /************************************************************************
141 ************************************************************************
145 * The Malloc area is immediately below the monitor copy in DRAM
147 static void mem_malloc_init (void)
149 #if !defined(CONFIG_RELOC_FIXUP_WORKS)
150 mem_malloc_end = CFG_MONITOR_BASE + gd->reloc_off;
152 mem_malloc_start = mem_malloc_end - TOTAL_MALLOC_LEN;
153 mem_malloc_brk = mem_malloc_start;
155 memset ((void *) mem_malloc_start,
157 mem_malloc_end - mem_malloc_start);
160 void *sbrk (ptrdiff_t increment)
162 ulong old = mem_malloc_brk;
163 ulong new = old + increment;
165 if ((new < mem_malloc_start) || (new > mem_malloc_end)) {
168 mem_malloc_brk = new;
169 return ((void *) old);
172 char *strmhz (char *buf, long hz)
178 l = sprintf (buf, "%ld", n);
179 m = (hz % 1000000L) / 1000L;
181 sprintf (buf + l, ".%03ld", m);
186 * All attempts to come up with a "common" initialization sequence
187 * that works for all boards and architectures failed: some of the
188 * requirements are just _too_ different. To get rid of the resulting
189 * mess of board dependend #ifdef'ed code we now make the whole
190 * initialization sequence configurable to the user.
192 * The requirements for any new initalization function is simple: it
193 * receives a pointer to the "global data" structure as it's only
194 * argument, and returns an integer return code, where 0 means
195 * "continue" and != 0 means "fatal error, hang the system".
197 typedef int (init_fnc_t) (void);
199 /************************************************************************
201 ************************************************************************
202 * Some of this code should be moved into the core functions,
203 * but let's get it working (again) first...
206 static int init_baudrate (void)
208 char tmp[64]; /* long enough for environment variables */
209 int i = getenv_r ("baudrate", tmp, sizeof (tmp));
211 gd->baudrate = (i > 0)
212 ? (int) simple_strtoul (tmp, NULL, 10)
217 /***********************************************************************/
219 void __board_add_ram_info(int use_default)
221 /* please define platform specific board_add_ram_info() */
223 void board_add_ram_info(int) __attribute__((weak, alias("__board_add_ram_info")));
226 static int init_func_ram (void)
228 #ifdef CONFIG_BOARD_TYPES
229 int board_type = gd->board_type;
231 int board_type = 0; /* use dummy arg */
235 if ((gd->ram_size = initdram (board_type)) > 0) {
236 print_size (gd->ram_size, "");
237 board_add_ram_info(0);
245 /***********************************************************************/
247 #if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
248 static int init_func_i2c (void)
251 i2c_init (CFG_I2C_SPEED, CFG_I2C_SLAVE);
257 #if defined(CONFIG_HARD_SPI)
258 static int init_func_spi (void)
267 /***********************************************************************/
269 #if defined(CONFIG_WATCHDOG)
270 static int init_func_watchdog_init (void)
272 puts (" Watchdog enabled\n");
276 # define INIT_FUNC_WATCHDOG_INIT init_func_watchdog_init,
278 static int init_func_watchdog_reset (void)
283 # define INIT_FUNC_WATCHDOG_RESET init_func_watchdog_reset,
285 # define INIT_FUNC_WATCHDOG_INIT /* undef */
286 # define INIT_FUNC_WATCHDOG_RESET /* undef */
287 #endif /* CONFIG_WATCHDOG */
289 /************************************************************************
290 * Initialization sequence *
291 ************************************************************************
294 init_fnc_t *init_sequence[] = {
296 #if defined(CONFIG_BOARD_EARLY_INIT_F)
300 #if !defined(CONFIG_8xx_CPUCLK_DEFAULT)
301 get_clocks, /* get CPU and bus clocks (etc.) */
302 #if defined(CONFIG_TQM8xxL) && !defined(CONFIG_TQM866M) \
303 && !defined(CONFIG_TQM885D)
304 adjust_sdram_tbs_8xx,
308 #ifdef CFG_ALLOC_DPRAM
309 #if !defined(CONFIG_CPM2)
313 #if defined(CONFIG_BOARD_POSTCLK_INIT)
317 #if defined(CONFIG_8xx_CPUCLK_DEFAULT)
318 get_clocks_866, /* get CPU and bus clocks according to the environment variable */
319 sdram_adjust_866, /* adjust sdram refresh rate according to the new clock */
326 #if defined(CONFIG_8260)
329 #endif /* CONFIG_8260 */
330 #if defined(CONFIG_MPC83XX)
334 #if defined(CONFIG_MPC5xxx)
336 #endif /* CONFIG_MPC5xxx */
337 #if defined(CONFIG_MPC8220)
341 INIT_FUNC_WATCHDOG_INIT
342 #if defined(CONFIG_MISC_INIT_F)
345 INIT_FUNC_WATCHDOG_RESET
346 #if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
349 #if defined(CONFIG_HARD_SPI)
352 #if defined(CONFIG_DTT) /* Digital Thermometers and Thermostats */
358 INIT_FUNC_WATCHDOG_RESET
360 #if defined(CFG_DRAM_TEST)
362 #endif /* CFG_DRAM_TEST */
363 INIT_FUNC_WATCHDOG_RESET
365 NULL, /* Terminate this list */
368 #ifndef CONFIG_MAX_MEM_MAPPED
369 #define CONFIG_MAX_MEM_MAPPED (256 << 20)
371 ulong get_effective_memsize(void)
373 #ifndef CONFIG_VERY_BIG_RAM
376 /* limit stack to what we can reasonable map */
377 return ((gd->ram_size > CONFIG_MAX_MEM_MAPPED) ?
378 CONFIG_MAX_MEM_MAPPED : gd->ram_size);
382 /************************************************************************
384 * This is the first part of the initialization sequence that is
385 * implemented in C, but still running from ROM.
387 * The main purpose is to provide a (serial) console interface as
388 * soon as possible (so we can see any error messages), and to
389 * initialize the RAM so that we can relocate the monitor code to
392 * Be aware of the restrictions: global data is read-only, BSS is not
393 * initialized, and stack space is limited to a few kB.
395 ************************************************************************
398 void board_init_f (ulong bootflag)
401 ulong len, addr, addr_sp;
404 init_fnc_t **init_fnc_ptr;
408 uchar tmp[64]; /* long enough for environment variables */
411 /* Pointer is writable since we allocated a register for it */
412 gd = (gd_t *) (CFG_INIT_RAM_ADDR + CFG_GBL_DATA_OFFSET);
413 /* compiler optimization barrier needed for GCC >= 3.4 */
414 __asm__ __volatile__("": : :"memory");
416 #if !defined(CONFIG_CPM2) && !defined(CONFIG_MPC83XX)
417 /* Clear initial global data */
418 memset ((void *) gd, 0, sizeof (gd_t));
421 for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr) {
422 if ((*init_fnc_ptr) () != 0) {
428 * Now that we have DRAM mapped and working, we can
429 * relocate the code and continue running from DRAM.
431 * Reserve memory at end of RAM for (top down in that order):
432 * - kernel log buffer
436 * - board info struct
438 len = (ulong)&_end - (ulong)&_start + EXC_OFF_SYS_RESET;
440 #ifndef CONFIG_MAX_MEM_MAPPED
441 #define CONFIG_MAX_MEM_MAPPED (256 << 20)
444 #ifndef CONFIG_VERY_BIG_RAM
445 addr = CFG_SDRAM_BASE + get_effective_memsize();
447 /* only allow stack below 256M */
448 addr = CFG_SDRAM_BASE +
449 (gd->ram_size > CONFIG_MAX_MEM_MAPPED) ?
450 CONFIG_MAX_MEM_MAPPED : get_effective_memsize();
453 #ifdef CONFIG_LOGBUFFER
454 #ifndef CONFIG_ALT_LB_ADDR
455 /* reserve kernel log buffer */
456 addr -= (LOGBUFF_RESERVE);
457 debug ("Reserving %dk for kernel logbuffer at %08lx\n", LOGBUFF_LEN, addr);
463 * reserve protected RAM
465 i = getenv_r ("pram", (char *)tmp, sizeof (tmp));
466 reg = (i > 0) ? simple_strtoul ((const char *)tmp, NULL, 10) : CONFIG_PRAM;
467 addr -= (reg << 10); /* size is in kB */
468 debug ("Reserving %ldk for protected RAM at %08lx\n", reg, addr);
469 #endif /* CONFIG_PRAM */
471 /* round down to next 4 kB limit */
473 debug ("Top of RAM usable for U-Boot at: %08lx\n", addr);
476 /* reserve memory for LCD display (always full pages) */
477 addr = lcd_setmem (addr);
479 #endif /* CONFIG_LCD */
481 #if defined(CONFIG_VIDEO) && defined(CONFIG_8xx)
482 /* reserve memory for video display (always full pages) */
483 addr = video_setmem (addr);
485 #endif /* CONFIG_VIDEO */
488 * reserve memory for U-Boot code, data & bss
489 * round down to next 4 kB limit
494 /* round down to next 64 kB limit so that IVPR stays aligned */
495 addr &= ~(65536 - 1);
498 debug ("Reserving %ldk for U-Boot at: %08lx\n", len >> 10, addr);
500 #ifdef CONFIG_AMIGAONEG3SE
501 gd->relocaddr = addr;
505 * reserve memory for malloc() arena
507 addr_sp = addr - TOTAL_MALLOC_LEN;
508 debug ("Reserving %dk for malloc() at: %08lx\n",
509 TOTAL_MALLOC_LEN >> 10, addr_sp);
512 * (permanently) allocate a Board Info struct
513 * and a permanent copy of the "global" data
515 addr_sp -= sizeof (bd_t);
516 bd = (bd_t *) addr_sp;
518 debug ("Reserving %d Bytes for Board Info at: %08lx\n",
519 sizeof (bd_t), addr_sp);
520 addr_sp -= sizeof (gd_t);
521 id = (gd_t *) addr_sp;
522 debug ("Reserving %d Bytes for Global Data at: %08lx\n",
523 sizeof (gd_t), addr_sp);
526 * Finally, we set up a new (bigger) stack.
528 * Leave some safety gap for SP, force alignment on 16 byte boundary
529 * Clear initial stack frame
533 s = (ulong *)addr_sp;
537 debug ("Stack Pointer at: %08lx\n", addr_sp);
540 * Save local variables to board info struct
543 bd->bi_memstart = CFG_SDRAM_BASE; /* start of DRAM memory */
544 bd->bi_memsize = gd->ram_size; /* size of DRAM memory in bytes */
547 bd->bi_sramstart = SRAM_BASE; /* start of SRAM memory */
548 bd->bi_sramsize = SRAM_SIZE; /* size of SRAM memory */
549 #elif defined CONFIG_MPC8220
550 bd->bi_sramstart = CFG_SRAM_BASE; /* start of SRAM memory */
551 bd->bi_sramsize = CFG_SRAM_SIZE; /* size of SRAM memory */
553 bd->bi_sramstart = 0; /* FIXME */ /* start of SRAM memory */
554 bd->bi_sramsize = 0; /* FIXME */ /* size of SRAM memory */
557 #if defined(CONFIG_8xx) || defined(CONFIG_8260) || defined(CONFIG_5xx) || \
558 defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
559 bd->bi_immr_base = CFG_IMMR; /* base of IMMR register */
561 #if defined(CONFIG_MPC5xxx)
562 bd->bi_mbar_base = CFG_MBAR; /* base of internal registers */
564 #if defined(CONFIG_MPC83XX)
565 bd->bi_immrbar = CFG_IMMR;
567 #if defined(CONFIG_MPC8220)
568 bd->bi_mbar_base = CFG_MBAR; /* base of internal registers */
569 bd->bi_inpfreq = gd->inp_clk;
570 bd->bi_pcifreq = gd->pci_clk;
571 bd->bi_vcofreq = gd->vco_clk;
572 bd->bi_pevfreq = gd->pev_clk;
573 bd->bi_flbfreq = gd->flb_clk;
575 /* store bootparam to sram (backward compatible), here? */
577 u32 *sram = (u32 *)CFG_SRAM_BASE;
578 *sram++ = gd->ram_size;
579 *sram++ = gd->bus_clk;
580 *sram++ = gd->inp_clk;
581 *sram++ = gd->cpu_clk;
582 *sram++ = gd->vco_clk;
583 *sram++ = gd->flb_clk;
584 *sram++ = 0xb8c3ba11; /* boot signature */
588 bd->bi_bootflags = bootflag; /* boot / reboot flag (for LynxOS) */
591 bd->bi_intfreq = gd->cpu_clk; /* Internal Freq, in Hz */
592 bd->bi_busfreq = gd->bus_clk; /* Bus Freq, in Hz */
593 #if defined(CONFIG_CPM2)
594 bd->bi_cpmfreq = gd->cpm_clk;
595 bd->bi_brgfreq = gd->brg_clk;
596 bd->bi_sccfreq = gd->scc_clk;
597 bd->bi_vco = gd->vco_out;
598 #endif /* CONFIG_CPM2 */
599 #if defined(CONFIG_MPC512X)
600 bd->bi_ipsfreq = gd->ips_clk;
601 #endif /* CONFIG_MPC512X */
602 #if defined(CONFIG_MPC5xxx)
603 bd->bi_ipbfreq = gd->ipb_clk;
604 bd->bi_pcifreq = gd->pci_clk;
605 #endif /* CONFIG_MPC5xxx */
606 bd->bi_baudrate = gd->baudrate; /* Console Baudrate */
609 strncpy ((char *)bd->bi_s_version, "1.2", sizeof (bd->bi_s_version));
610 strncpy ((char *)bd->bi_r_version, U_BOOT_VERSION, sizeof (bd->bi_r_version));
612 bd->bi_procfreq = gd->cpu_clk; /* Processor Speed, In Hz */
613 bd->bi_plb_busfreq = gd->bus_clk;
614 #if defined(CONFIG_405GP) || defined(CONFIG_405EP) || \
615 defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
616 defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
617 bd->bi_pci_busfreq = get_PCI_freq ();
618 bd->bi_opbfreq = get_OPB_freq ();
619 #elif defined(CONFIG_XILINX_ML300)
620 bd->bi_pci_busfreq = get_PCI_freq ();
624 debug ("New Stack Pointer is: %08lx\n", addr_sp);
629 post_bootmode_init();
630 post_run (NULL, POST_ROM | post_bootmode_get(0));
635 memcpy (id, (void *)gd, sizeof (gd_t));
637 relocate_code (addr_sp, id, addr);
639 /* NOTREACHED - relocate_code() does not return */
642 /************************************************************************
644 * This is the next part if the initialization sequence: we are now
645 * running from RAM and have a "normal" C environment, i. e. global
646 * data can be written, BSS has been cleared, the stack size in not
647 * that critical any more, etc.
649 ************************************************************************
651 void board_init_r (gd_t *id, ulong dest_addr)
657 extern void malloc_bin_reloc (void);
658 #ifndef CFG_ENV_IS_NOWHERE
659 extern char * env_name_spec;
666 gd = id; /* initialize RAM version of global data */
669 gd->flags |= GD_FLG_RELOC; /* tell others: relocation done */
671 #if defined(CONFIG_RELOC_FIXUP_WORKS)
673 mem_malloc_end = dest_addr;
675 gd->reloc_off = dest_addr - CFG_MONITOR_BASE;
678 #ifdef CONFIG_SERIAL_MULTI
682 debug ("Now running in RAM - U-Boot at: %08lx\n", dest_addr);
686 #if defined(CONFIG_BOARD_EARLY_INIT_R)
687 board_early_init_r ();
690 monitor_flash_len = (ulong)&__init_end - dest_addr;
693 * We have to relocate the command table manually
695 for (cmdtp = &__u_boot_cmd_start; cmdtp != &__u_boot_cmd_end; cmdtp++) {
697 addr = (ulong) (cmdtp->cmd) + gd->reloc_off;
699 printf ("Command \"%s\": 0x%08lx => 0x%08lx\n",
700 cmdtp->name, (ulong) (cmdtp->cmd), addr);
703 (int (*)(struct cmd_tbl_s *, int, int, char *[]))addr;
705 addr = (ulong)(cmdtp->name) + gd->reloc_off;
706 cmdtp->name = (char *)addr;
709 addr = (ulong)(cmdtp->usage) + gd->reloc_off;
710 cmdtp->usage = (char *)addr;
714 addr = (ulong)(cmdtp->help) + gd->reloc_off;
715 cmdtp->help = (char *)addr;
719 /* there are some other pointer constants we must deal with */
720 #ifndef CFG_ENV_IS_NOWHERE
721 env_name_spec += gd->reloc_off;
726 #ifdef CONFIG_LOGBUFFER
727 logbuff_init_ptrs ();
730 post_output_backlog ();
736 #if defined(CONFIG_IP860) || defined(CONFIG_PCU_E) || \
737 defined (CONFIG_FLAGADM) || defined(CONFIG_MPC83XX)
738 icache_enable (); /* it's time to enable the instruction cache */
741 #if defined(CFG_INIT_RAM_LOCK) && defined(CONFIG_E500)
742 unlock_ram_in_cache(); /* it's time to unlock D-cache in e500 */
745 #if defined(CONFIG_BAB7xx) || defined(CONFIG_CPC45)
747 * Do PCI configuration on BAB7xx and CPC45 _before_ the flash
748 * gets initialised, because we need the ISA resp. PCI_to_LOCAL bus
753 #if defined(CONFIG_BAB7xx)
755 * Initialise the ISA bridge
757 initialise_w83c553f ();
760 asm ("sync ; isync");
763 * Setup trap handlers
765 trap_init (dest_addr);
767 #if !defined(CFG_NO_FLASH)
770 if ((flash_size = flash_init ()) > 0) {
771 # ifdef CFG_FLASH_CHECKSUM
772 print_size (flash_size, "");
774 * Compute and print flash CRC if flashchecksum is set to 'y'
776 * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
778 s = getenv ("flashchecksum");
779 if (s && (*s == 'y')) {
780 printf (" CRC: %08lX",
781 crc32 (0, (const unsigned char *) CFG_FLASH_BASE, flash_size)
785 # else /* !CFG_FLASH_CHECKSUM */
786 print_size (flash_size, "\n");
787 # endif /* CFG_FLASH_CHECKSUM */
793 bd->bi_flashstart = CFG_FLASH_BASE; /* update start of FLASH memory */
794 bd->bi_flashsize = flash_size; /* size of FLASH memory (final value) */
796 #if defined(CFG_UPDATE_FLASH_SIZE)
797 /* Make a update of the Memctrl. */
798 update_flash_size (flash_size);
802 # if defined(CONFIG_PCU_E) || defined(CONFIG_OXC) || defined(CONFIG_RMU)
803 /* flash mapped at end of memory map */
804 bd->bi_flashoffset = TEXT_BASE + flash_size;
805 # elif CFG_MONITOR_BASE == CFG_FLASH_BASE
806 bd->bi_flashoffset = monitor_flash_len; /* reserved area for startup monitor */
808 bd->bi_flashoffset = 0;
810 #else /* CFG_NO_FLASH */
812 bd->bi_flashsize = 0;
813 bd->bi_flashstart = 0;
814 bd->bi_flashoffset = 0;
815 #endif /* !CFG_NO_FLASH */
819 /* initialize higher level parts of CPU like time base and timers */
824 /* initialize malloc() area */
829 # if !defined(CFG_ENV_IS_IN_EEPROM)
835 #if defined(CONFIG_CMD_NAND)
838 nand_init(); /* go init the NAND */
841 /* relocate environment function pointers etc. */
845 * Fill in missing fields of bd_info.
846 * We do this here, where we have "normal" access to the
847 * environment; we used to do this still running from ROM,
848 * where had to use getenv_r(), which can be pretty slow when
849 * the environment is in EEPROM.
852 #if defined(CFG_EXTBDINFO)
853 #if defined(CONFIG_405GP) || defined(CONFIG_405EP)
854 #if defined(CONFIG_I2CFAST)
856 * set bi_iic_fast for linux taking environment variable
857 * "i2cfast" into account
860 char *s = getenv ("i2cfast");
861 if (s && ((*s == 'y') || (*s == 'Y'))) {
862 bd->bi_iic_fast[0] = 1;
863 bd->bi_iic_fast[1] = 1;
865 bd->bi_iic_fast[0] = 0;
866 bd->bi_iic_fast[1] = 0;
870 bd->bi_iic_fast[0] = 0;
871 bd->bi_iic_fast[1] = 0;
872 #endif /* CONFIG_I2CFAST */
873 #endif /* CONFIG_405GP, CONFIG_405EP */
874 #endif /* CFG_EXTBDINFO */
876 #if defined(CONFIG_SC3)
880 #if defined (CFG_ID_EEPROM) || defined (CFG_I2C_MAC_OFFSET)
881 mac_read_from_eeprom();
884 s = getenv ("ethaddr");
885 #if defined (CONFIG_MBX) || \
886 defined (CONFIG_RPXCLASSIC) || \
887 defined(CONFIG_IAD210) || \
890 board_get_enetaddr (bd->bi_enetaddr);
893 for (i = 0; i < 6; ++i) {
894 bd->bi_enetaddr[i] = s ? simple_strtoul (s, &e, 16) : 0;
896 s = (*e) ? e + 1 : e;
899 if ((gd->board_type >> 16) == 2)
900 bd->bi_ethspeed = gd->board_type & 0xFFFF;
902 bd->bi_ethspeed = 0xFFFF;
906 load_sernum_ethaddr ();
909 #ifdef CONFIG_HAS_ETH1
910 /* handle the 2nd ethernet address */
912 s = getenv ("eth1addr");
914 for (i = 0; i < 6; ++i) {
915 bd->bi_enet1addr[i] = s ? simple_strtoul (s, &e, 16) : 0;
917 s = (*e) ? e + 1 : e;
920 #ifdef CONFIG_HAS_ETH2
921 /* handle the 3rd ethernet address */
923 s = getenv ("eth2addr");
924 #if defined(CONFIG_XPEDITE1K) || defined(CONFIG_METROBOX) || defined(CONFIG_KAREF)
926 board_get_enetaddr(bd->bi_enet2addr);
929 for (i = 0; i < 6; ++i) {
930 bd->bi_enet2addr[i] = s ? simple_strtoul (s, &e, 16) : 0;
932 s = (*e) ? e + 1 : e;
936 #ifdef CONFIG_HAS_ETH3
937 /* handle 4th ethernet address */
938 s = getenv("eth3addr");
939 #if defined(CONFIG_XPEDITE1K) || defined(CONFIG_METROBOX) || defined(CONFIG_KAREF)
941 board_get_enetaddr(bd->bi_enet3addr);
944 for (i = 0; i < 6; ++i) {
945 bd->bi_enet3addr[i] = s ? simple_strtoul (s, &e, 16) : 0;
947 s = (*e) ? e + 1 : e;
951 #if defined(CONFIG_TQM8xxL) || defined(CONFIG_TQM8260) || \
952 defined(CONFIG_TQM8272) || \
953 defined(CONFIG_CCM) || defined(CONFIG_KUP4K) || \
954 defined(CONFIG_KUP4X) || defined(CONFIG_PCS440EP)
955 load_sernum_ethaddr ();
958 bd->bi_ip_addr = getenv_IPaddr ("ipaddr");
962 #if defined(CONFIG_PCI) && !defined(CONFIG_BAB7xx) && !defined(CONFIG_CPC45)
964 * Do pci configuration
969 /** leave this here (after malloc(), environment and PCI are working) **/
970 /* Initialize devices */
973 /* Initialize the jump table for applications */
976 #if defined(CONFIG_API)
981 /* Initialize the console (after the relocation and devices init) */
984 #if defined(CONFIG_CCM) || \
985 defined(CONFIG_COGENT) || \
986 defined(CONFIG_CPCI405) || \
987 defined(CONFIG_EVB64260) || \
988 defined(CONFIG_KUP4K) || \
989 defined(CONFIG_KUP4X) || \
990 defined(CONFIG_LWMON) || \
991 defined(CONFIG_PCU_E) || \
992 defined(CONFIG_SC3) || \
993 defined(CONFIG_W7O) || \
994 defined(CONFIG_MISC_INIT_R)
995 /* miscellaneous platform dependent initialisations */
1000 if (bd->bi_ethspeed != 0xFFFF)
1001 hermes_start_lxt980 ((int) bd->bi_ethspeed);
1004 #if defined(CONFIG_CMD_KGDB)
1010 debug ("U-Boot relocated to %08lx\n", dest_addr);
1017 /* Must happen after interrupts are initialized since
1018 * an irq handler gets installed
1020 #ifdef CONFIG_SERIAL_SOFTWARE_FIFO
1021 serial_buffered_init();
1024 #if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT)
1025 status_led_set (STATUS_LED_BOOT, STATUS_LED_BLINKING);
1032 /* Initialize from environment */
1033 if ((s = getenv ("loadaddr")) != NULL) {
1034 load_addr = simple_strtoul (s, NULL, 16);
1036 #if defined(CONFIG_CMD_NET)
1037 if ((s = getenv ("bootfile")) != NULL) {
1038 copy_filename (BootFile, s, sizeof (BootFile));
1044 #if defined(CONFIG_CMD_SCSI)
1050 #if defined(CONFIG_CMD_DOC)
1056 #if defined(CONFIG_CMD_NET)
1057 #if defined(CONFIG_NET_MULTI)
1061 eth_initialize (bd);
1064 #if defined(CONFIG_CMD_NET) && ( \
1065 defined(CONFIG_CCM) || \
1066 defined(CONFIG_ELPT860) || \
1067 defined(CONFIG_EP8260) || \
1068 defined(CONFIG_IP860) || \
1069 defined(CONFIG_IVML24) || \
1070 defined(CONFIG_IVMS8) || \
1071 defined(CONFIG_MPC8260ADS) || \
1072 defined(CONFIG_MPC8266ADS) || \
1073 defined(CONFIG_MPC8560ADS) || \
1074 defined(CONFIG_PCU_E) || \
1075 defined(CONFIG_RPXSUPER) || \
1076 defined(CONFIG_STXGP3) || \
1077 defined(CONFIG_SPD823TS) || \
1078 defined(CONFIG_RESET_PHY_R) )
1081 debug ("Reset Ethernet PHY\n");
1086 post_run (NULL, POST_RAM | post_bootmode_get(0));
1089 #if defined(CONFIG_CMD_PCMCIA) \
1090 && !defined(CONFIG_CMD_IDE)
1096 #if defined(CONFIG_CMD_IDE)
1098 # ifdef CONFIG_IDE_8xx_PCCARD
1103 #if defined(CONFIG_START_IDE)
1104 if (board_start_ide())
1111 #if defined(CONFIG_CMD_SATA)
1116 #ifdef CONFIG_LAST_STAGE_INIT
1119 * Some parts can be only initialized if all others (like
1120 * Interrupts) are up and running (i.e. the PC-style ISA
1126 #if defined(CONFIG_CMD_BEDBUG)
1131 #if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER)
1133 * Export available size of memory for Linux,
1134 * taking into account the protected RAM at top of memory
1142 if ((s = getenv ("pram")) != NULL) {
1143 pram = simple_strtoul (s, NULL, 10);
1150 #ifdef CONFIG_LOGBUFFER
1151 #ifndef CONFIG_ALT_LB_ADDR
1152 /* Also take the logbuffer into account (pram is in kB) */
1153 pram += (LOGBUFF_LEN+LOGBUFF_OVERHEAD)/1024;
1156 sprintf ((char *)memsz, "%ldk", (bd->bi_memsize / 1024) - pram);
1157 setenv ("mem", (char *)memsz);
1161 #ifdef CONFIG_PS2KBD
1166 #ifdef CONFIG_MODEM_SUPPORT
1168 extern int do_mdm_init;
1169 do_mdm_init = gd->do_mdm_init;
1173 /* Initialization complete - start the monitor */
1175 /* main_loop() can return to retry autoboot, if so just run it again. */
1181 /* NOTREACHED - no way out of command loop except booting */
1186 puts ("### ERROR ### Please RESET the board ###\n");
1187 show_boot_progress(-30);
1191 #ifdef CONFIG_MODEM_SUPPORT
1192 /* called from main loop (common/main.c) */
1193 /* 'inline' - We have to do it fast */
1194 static inline void mdm_readline(char *buf, int bufsiz)
1205 /* dbg("(%c)", c); */
1217 return; /* sanity check */
1226 extern void dbg(const char *fmt, ...);
1232 extern char console_buffer[];
1233 extern void enable_putc(void);
1234 extern int hwflow_onoff(int);
1236 enable_putc(); /* enable serial_putc() */
1238 #ifdef CONFIG_HWFLOW
1239 init_str = getenv("mdm_flow_control");
1240 if (init_str && (strcmp(init_str, "rts/cts") == 0))
1247 sprintf(env_str, "mdm_init%d", i);
1248 if ((init_str = getenv(env_str)) != NULL) {
1249 serial_puts(init_str);
1252 mdm_readline(console_buffer, CFG_CBSIZE);
1253 dbg("ini%d: [%s]", i, console_buffer);
1255 if ((strcmp(console_buffer, "OK") == 0) ||
1256 (strcmp(console_buffer, "ERROR") == 0)) {
1257 dbg("ini%d: cmd done", i);
1259 } else /* in case we are originating call ... */
1260 if (strncmp(console_buffer, "CONNECT", 7) == 0) {
1261 dbg("ini%d: connect", i);
1266 break; /* no init string - stop modem init */
1273 /* final stage - wait for connect */
1274 for(;i > 1;) { /* if 'i' > 1 - wait for connection
1275 message from modem */
1276 mdm_readline(console_buffer, CFG_CBSIZE);
1277 dbg("ini_f: [%s]", console_buffer);
1278 if (strncmp(console_buffer, "CONNECT", 7) == 0) {
1279 dbg("ini_f: connected");
1289 #if 0 /* We could use plain global data, but the resulting code is bigger */
1291 * Pointer to initial global data area
1293 * Here we initialize it.
1295 #undef XTRN_DECLARE_GLOBAL_DATA_PTR
1296 #define XTRN_DECLARE_GLOBAL_DATA_PTR /* empty = allocate here */
1297 DECLARE_GLOBAL_DATA_PTR = (gd_t *) (CFG_INIT_RAM_ADDR + CFG_GBL_DATA_OFFSET);
1300 /************************************************************************/