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_SCSI)
44 #if defined(CONFIG_CMD_KGDB)
47 #ifdef CONFIG_STATUS_LED
48 #include <status_led.h>
52 #ifdef CFG_ALLOC_DPRAM
53 #if !defined(CONFIG_CPM2)
58 #if defined(CONFIG_BAB7xx)
62 #if defined(CONFIG_POST)
65 #if defined(CONFIG_LOGBUFFER)
68 #if defined(CFG_INIT_RAM_LOCK) && defined(CONFIG_E500)
69 #include <asm/cache.h>
75 #ifdef CFG_UPDATE_FLASH_SIZE
76 extern int update_flash_size (int flash_size);
79 #if defined(CONFIG_SC3)
80 extern void sc3_read_eeprom(void);
83 #if defined(CONFIG_CMD_DOC)
86 #if defined(CONFIG_HARD_I2C) || \
87 defined(CONFIG_SOFT_I2C)
90 #if defined(CONFIG_HARD_SPI)
93 #if defined(CONFIG_CMD_NAND)
94 void nand_init (void);
97 static char *failed = "*** failed ***\n";
99 #if defined(CONFIG_OXC) || defined(CONFIG_PCU_E) || defined(CONFIG_RMU)
100 extern flash_info_t flash_info[];
103 #if defined(CONFIG_START_IDE)
104 extern int board_start_ide(void);
106 #include <environment.h>
108 DECLARE_GLOBAL_DATA_PTR;
110 #if defined(CFG_ENV_IS_EMBEDDED)
111 #define TOTAL_MALLOC_LEN CFG_MALLOC_LEN
112 #elif ( ((CFG_ENV_ADDR+CFG_ENV_SIZE) < CFG_MONITOR_BASE) || \
113 (CFG_ENV_ADDR >= (CFG_MONITOR_BASE + CFG_MONITOR_LEN)) ) || \
114 defined(CFG_ENV_IS_IN_NVRAM)
115 #define TOTAL_MALLOC_LEN (CFG_MALLOC_LEN + CFG_ENV_SIZE)
117 #define TOTAL_MALLOC_LEN CFG_MALLOC_LEN
120 extern ulong __init_end;
122 ulong monitor_flash_len;
124 #if defined(CONFIG_CMD_BEDBUG)
125 #include <bedbug/type.h>
129 * Begin and End of memory area for malloc(), and current "brk"
131 static ulong mem_malloc_start = 0;
132 static ulong mem_malloc_end = 0;
133 static ulong mem_malloc_brk = 0;
135 /************************************************************************
137 ************************************************************************
141 * The Malloc area is immediately below the monitor copy in DRAM
143 static void mem_malloc_init (void)
145 #if !defined(CONFIG_RELOC_FIXUP_WORKS)
146 mem_malloc_end = CFG_MONITOR_BASE + gd->reloc_off;
148 mem_malloc_start = mem_malloc_end - TOTAL_MALLOC_LEN;
149 mem_malloc_brk = mem_malloc_start;
151 memset ((void *) mem_malloc_start,
153 mem_malloc_end - mem_malloc_start);
156 void *sbrk (ptrdiff_t increment)
158 ulong old = mem_malloc_brk;
159 ulong new = old + increment;
161 if ((new < mem_malloc_start) || (new > mem_malloc_end)) {
164 mem_malloc_brk = new;
165 return ((void *) old);
168 char *strmhz (char *buf, long hz)
174 l = sprintf (buf, "%ld", n);
175 m = (hz % 1000000L) / 1000L;
177 sprintf (buf + l, ".%03ld", m);
182 * All attempts to come up with a "common" initialization sequence
183 * that works for all boards and architectures failed: some of the
184 * requirements are just _too_ different. To get rid of the resulting
185 * mess of board dependend #ifdef'ed code we now make the whole
186 * initialization sequence configurable to the user.
188 * The requirements for any new initalization function is simple: it
189 * receives a pointer to the "global data" structure as it's only
190 * argument, and returns an integer return code, where 0 means
191 * "continue" and != 0 means "fatal error, hang the system".
193 typedef int (init_fnc_t) (void);
195 /************************************************************************
197 ************************************************************************
198 * Some of this code should be moved into the core functions,
199 * but let's get it working (again) first...
202 static int init_baudrate (void)
204 char tmp[64]; /* long enough for environment variables */
205 int i = getenv_r ("baudrate", tmp, sizeof (tmp));
207 gd->baudrate = (i > 0)
208 ? (int) simple_strtoul (tmp, NULL, 10)
213 /***********************************************************************/
215 void __board_add_ram_info(int use_default)
217 /* please define platform specific board_add_ram_info() */
219 void board_add_ram_info(int) __attribute__((weak, alias("__board_add_ram_info")));
222 static int init_func_ram (void)
224 #ifdef CONFIG_BOARD_TYPES
225 int board_type = gd->board_type;
227 int board_type = 0; /* use dummy arg */
231 if ((gd->ram_size = initdram (board_type)) > 0) {
232 print_size (gd->ram_size, "");
233 board_add_ram_info(0);
241 /***********************************************************************/
243 #if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
244 static int init_func_i2c (void)
247 i2c_init (CFG_I2C_SPEED, CFG_I2C_SLAVE);
253 #if defined(CONFIG_HARD_SPI)
254 static int init_func_spi (void)
263 /***********************************************************************/
265 #if defined(CONFIG_WATCHDOG)
266 static int init_func_watchdog_init (void)
268 puts (" Watchdog enabled\n");
272 # define INIT_FUNC_WATCHDOG_INIT init_func_watchdog_init,
274 static int init_func_watchdog_reset (void)
279 # define INIT_FUNC_WATCHDOG_RESET init_func_watchdog_reset,
281 # define INIT_FUNC_WATCHDOG_INIT /* undef */
282 # define INIT_FUNC_WATCHDOG_RESET /* undef */
283 #endif /* CONFIG_WATCHDOG */
285 /************************************************************************
286 * Initialization sequence *
287 ************************************************************************
290 init_fnc_t *init_sequence[] = {
292 #if defined(CONFIG_BOARD_EARLY_INIT_F)
296 #if !defined(CONFIG_8xx_CPUCLK_DEFAULT)
297 get_clocks, /* get CPU and bus clocks (etc.) */
298 #if defined(CONFIG_TQM8xxL) && !defined(CONFIG_TQM866M) \
299 && !defined(CONFIG_TQM885D)
300 adjust_sdram_tbs_8xx,
304 #ifdef CFG_ALLOC_DPRAM
305 #if !defined(CONFIG_CPM2)
309 #if defined(CONFIG_BOARD_POSTCLK_INIT)
313 #if defined(CONFIG_8xx_CPUCLK_DEFAULT)
314 get_clocks_866, /* get CPU and bus clocks according to the environment variable */
315 sdram_adjust_866, /* adjust sdram refresh rate according to the new clock */
322 #if defined(CONFIG_8260)
325 #endif /* CONFIG_8260 */
326 #if defined(CONFIG_MPC83XX)
330 #if defined(CONFIG_MPC5xxx)
332 #endif /* CONFIG_MPC5xxx */
333 #if defined(CONFIG_MPC8220)
337 INIT_FUNC_WATCHDOG_INIT
338 #if defined(CONFIG_MISC_INIT_F)
341 INIT_FUNC_WATCHDOG_RESET
342 #if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
345 #if defined(CONFIG_HARD_SPI)
348 #if defined(CONFIG_DTT) /* Digital Thermometers and Thermostats */
354 INIT_FUNC_WATCHDOG_RESET
356 #if defined(CFG_DRAM_TEST)
358 #endif /* CFG_DRAM_TEST */
359 INIT_FUNC_WATCHDOG_RESET
361 NULL, /* Terminate this list */
364 /************************************************************************
366 * This is the first part of the initialization sequence that is
367 * implemented in C, but still running from ROM.
369 * The main purpose is to provide a (serial) console interface as
370 * soon as possible (so we can see any error messages), and to
371 * initialize the RAM so that we can relocate the monitor code to
374 * Be aware of the restrictions: global data is read-only, BSS is not
375 * initialized, and stack space is limited to a few kB.
377 ************************************************************************
380 void board_init_f (ulong bootflag)
383 ulong len, addr, addr_sp;
386 init_fnc_t **init_fnc_ptr;
390 uchar tmp[64]; /* long enough for environment variables */
393 /* Pointer is writable since we allocated a register for it */
394 gd = (gd_t *) (CFG_INIT_RAM_ADDR + CFG_GBL_DATA_OFFSET);
395 /* compiler optimization barrier needed for GCC >= 3.4 */
396 __asm__ __volatile__("": : :"memory");
398 #if !defined(CONFIG_CPM2) && !defined(CONFIG_MPC83XX)
399 /* Clear initial global data */
400 memset ((void *) gd, 0, sizeof (gd_t));
403 for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr) {
404 if ((*init_fnc_ptr) () != 0) {
410 * Now that we have DRAM mapped and working, we can
411 * relocate the code and continue running from DRAM.
413 * Reserve memory at end of RAM for (top down in that order):
414 * - kernel log buffer
418 * - board info struct
420 len = (ulong)&_end - CFG_MONITOR_BASE;
422 #ifndef CONFIG_VERY_BIG_RAM
423 addr = CFG_SDRAM_BASE + gd->ram_size;
425 /* only allow stack below 256M */
426 addr = CFG_SDRAM_BASE +
427 (gd->ram_size > 256 << 20) ? 256 << 20 : gd->ram_size;
430 #ifdef CONFIG_LOGBUFFER
431 /* reserve kernel log buffer */
432 addr -= (LOGBUFF_RESERVE);
433 debug ("Reserving %dk for kernel logbuffer at %08lx\n", LOGBUFF_LEN, addr);
438 * reserve protected RAM
440 i = getenv_r ("pram", (char *)tmp, sizeof (tmp));
441 reg = (i > 0) ? simple_strtoul ((const char *)tmp, NULL, 10) : CONFIG_PRAM;
442 addr -= (reg << 10); /* size is in kB */
443 debug ("Reserving %ldk for protected RAM at %08lx\n", reg, addr);
444 #endif /* CONFIG_PRAM */
446 /* round down to next 4 kB limit */
448 debug ("Top of RAM usable for U-Boot at: %08lx\n", addr);
451 /* reserve memory for LCD display (always full pages) */
452 addr = lcd_setmem (addr);
454 #endif /* CONFIG_LCD */
456 #if defined(CONFIG_VIDEO) && defined(CONFIG_8xx)
457 /* reserve memory for video display (always full pages) */
458 addr = video_setmem (addr);
460 #endif /* CONFIG_VIDEO */
463 * reserve memory for U-Boot code, data & bss
464 * round down to next 4 kB limit
469 /* round down to next 64 kB limit so that IVPR stays aligned */
470 addr &= ~(65536 - 1);
473 debug ("Reserving %ldk for U-Boot at: %08lx\n", len >> 10, addr);
475 #ifdef CONFIG_AMIGAONEG3SE
476 gd->relocaddr = addr;
480 * reserve memory for malloc() arena
482 addr_sp = addr - TOTAL_MALLOC_LEN;
483 debug ("Reserving %dk for malloc() at: %08lx\n",
484 TOTAL_MALLOC_LEN >> 10, addr_sp);
487 * (permanently) allocate a Board Info struct
488 * and a permanent copy of the "global" data
490 addr_sp -= sizeof (bd_t);
491 bd = (bd_t *) addr_sp;
493 debug ("Reserving %d Bytes for Board Info at: %08lx\n",
494 sizeof (bd_t), addr_sp);
495 addr_sp -= sizeof (gd_t);
496 id = (gd_t *) addr_sp;
497 debug ("Reserving %d Bytes for Global Data at: %08lx\n",
498 sizeof (gd_t), addr_sp);
501 * Finally, we set up a new (bigger) stack.
503 * Leave some safety gap for SP, force alignment on 16 byte boundary
504 * Clear initial stack frame
508 s = (ulong *)addr_sp;
512 debug ("Stack Pointer at: %08lx\n", addr_sp);
515 * Save local variables to board info struct
518 bd->bi_memstart = CFG_SDRAM_BASE; /* start of DRAM memory */
519 bd->bi_memsize = gd->ram_size; /* size of DRAM memory in bytes */
522 bd->bi_sramstart = SRAM_BASE; /* start of SRAM memory */
523 bd->bi_sramsize = SRAM_SIZE; /* size of SRAM memory */
524 #elif defined CONFIG_MPC8220
525 bd->bi_sramstart = CFG_SRAM_BASE; /* start of SRAM memory */
526 bd->bi_sramsize = CFG_SRAM_SIZE; /* size of SRAM memory */
528 bd->bi_sramstart = 0; /* FIXME */ /* start of SRAM memory */
529 bd->bi_sramsize = 0; /* FIXME */ /* size of SRAM memory */
532 #if defined(CONFIG_8xx) || defined(CONFIG_8260) || defined(CONFIG_5xx) || \
533 defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
534 bd->bi_immr_base = CFG_IMMR; /* base of IMMR register */
536 #if defined(CONFIG_MPC5xxx)
537 bd->bi_mbar_base = CFG_MBAR; /* base of internal registers */
539 #if defined(CONFIG_MPC83XX)
540 bd->bi_immrbar = CFG_IMMR;
542 #if defined(CONFIG_MPC8220)
543 bd->bi_mbar_base = CFG_MBAR; /* base of internal registers */
544 bd->bi_inpfreq = gd->inp_clk;
545 bd->bi_pcifreq = gd->pci_clk;
546 bd->bi_vcofreq = gd->vco_clk;
547 bd->bi_pevfreq = gd->pev_clk;
548 bd->bi_flbfreq = gd->flb_clk;
550 /* store bootparam to sram (backward compatible), here? */
552 u32 *sram = (u32 *)CFG_SRAM_BASE;
553 *sram++ = gd->ram_size;
554 *sram++ = gd->bus_clk;
555 *sram++ = gd->inp_clk;
556 *sram++ = gd->cpu_clk;
557 *sram++ = gd->vco_clk;
558 *sram++ = gd->flb_clk;
559 *sram++ = 0xb8c3ba11; /* boot signature */
563 bd->bi_bootflags = bootflag; /* boot / reboot flag (for LynxOS) */
566 bd->bi_intfreq = gd->cpu_clk; /* Internal Freq, in Hz */
567 bd->bi_busfreq = gd->bus_clk; /* Bus Freq, in Hz */
568 #if defined(CONFIG_CPM2)
569 bd->bi_cpmfreq = gd->cpm_clk;
570 bd->bi_brgfreq = gd->brg_clk;
571 bd->bi_sccfreq = gd->scc_clk;
572 bd->bi_vco = gd->vco_out;
573 #endif /* CONFIG_CPM2 */
574 #if defined(CONFIG_MPC512X)
575 bd->bi_ipsfreq = gd->ips_clk;
576 #endif /* CONFIG_MPC512X */
577 #if defined(CONFIG_MPC5xxx)
578 bd->bi_ipbfreq = gd->ipb_clk;
579 bd->bi_pcifreq = gd->pci_clk;
580 #endif /* CONFIG_MPC5xxx */
581 bd->bi_baudrate = gd->baudrate; /* Console Baudrate */
584 strncpy ((char *)bd->bi_s_version, "1.2", sizeof (bd->bi_s_version));
585 strncpy ((char *)bd->bi_r_version, U_BOOT_VERSION, sizeof (bd->bi_r_version));
587 bd->bi_procfreq = gd->cpu_clk; /* Processor Speed, In Hz */
588 bd->bi_plb_busfreq = gd->bus_clk;
589 #if defined(CONFIG_405GP) || defined(CONFIG_405EP) || \
590 defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
591 defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
592 bd->bi_pci_busfreq = get_PCI_freq ();
593 bd->bi_opbfreq = get_OPB_freq ();
594 #elif defined(CONFIG_XILINX_ML300)
595 bd->bi_pci_busfreq = get_PCI_freq ();
599 debug ("New Stack Pointer is: %08lx\n", addr_sp);
604 post_bootmode_init();
605 post_run (NULL, POST_ROM | post_bootmode_get(0));
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 extern void malloc_bin_reloc (void);
633 #ifndef CFG_ENV_IS_NOWHERE
634 extern char * env_name_spec;
641 gd = id; /* initialize RAM version of global data */
644 gd->flags |= GD_FLG_RELOC; /* tell others: relocation done */
646 #if defined(CONFIG_RELOC_FIXUP_WORKS)
648 mem_malloc_end = dest_addr;
650 gd->reloc_off = dest_addr - CFG_MONITOR_BASE;
653 #ifdef CONFIG_SERIAL_MULTI
657 debug ("Now running in RAM - U-Boot at: %08lx\n", dest_addr);
661 #if defined(CONFIG_BOARD_EARLY_INIT_R)
662 board_early_init_r ();
665 monitor_flash_len = (ulong)&__init_end - dest_addr;
668 * We have to relocate the command table manually
670 for (cmdtp = &__u_boot_cmd_start; cmdtp != &__u_boot_cmd_end; cmdtp++) {
672 addr = (ulong) (cmdtp->cmd) + gd->reloc_off;
674 printf ("Command \"%s\": 0x%08lx => 0x%08lx\n",
675 cmdtp->name, (ulong) (cmdtp->cmd), addr);
678 (int (*)(struct cmd_tbl_s *, int, int, char *[]))addr;
680 addr = (ulong)(cmdtp->name) + gd->reloc_off;
681 cmdtp->name = (char *)addr;
684 addr = (ulong)(cmdtp->usage) + gd->reloc_off;
685 cmdtp->usage = (char *)addr;
689 addr = (ulong)(cmdtp->help) + gd->reloc_off;
690 cmdtp->help = (char *)addr;
694 /* there are some other pointer constants we must deal with */
695 #ifndef CFG_ENV_IS_NOWHERE
696 env_name_spec += gd->reloc_off;
701 #ifdef CONFIG_LOGBUFFER
702 logbuff_init_ptrs ();
705 post_output_backlog ();
711 #if defined(CONFIG_IP860) || defined(CONFIG_PCU_E) || \
712 defined (CONFIG_FLAGADM) || defined(CONFIG_MPC83XX)
713 icache_enable (); /* it's time to enable the instruction cache */
716 #if defined(CFG_INIT_RAM_LOCK) && defined(CONFIG_E500)
717 unlock_ram_in_cache(); /* it's time to unlock D-cache in e500 */
720 #if defined(CONFIG_BAB7xx) || defined(CONFIG_CPC45)
722 * Do PCI configuration on BAB7xx and CPC45 _before_ the flash
723 * gets initialised, because we need the ISA resp. PCI_to_LOCAL bus
728 #if defined(CONFIG_BAB7xx)
730 * Initialise the ISA bridge
732 initialise_w83c553f ();
735 asm ("sync ; isync");
738 * Setup trap handlers
740 trap_init (dest_addr);
742 #if !defined(CFG_NO_FLASH)
745 if ((flash_size = flash_init ()) > 0) {
746 # ifdef CFG_FLASH_CHECKSUM
747 print_size (flash_size, "");
749 * Compute and print flash CRC if flashchecksum is set to 'y'
751 * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
753 s = getenv ("flashchecksum");
754 if (s && (*s == 'y')) {
755 printf (" CRC: %08lX",
756 crc32 (0, (const unsigned char *) CFG_FLASH_BASE, flash_size)
760 # else /* !CFG_FLASH_CHECKSUM */
761 print_size (flash_size, "\n");
762 # endif /* CFG_FLASH_CHECKSUM */
768 bd->bi_flashstart = CFG_FLASH_BASE; /* update start of FLASH memory */
769 bd->bi_flashsize = flash_size; /* size of FLASH memory (final value) */
771 #if defined(CFG_UPDATE_FLASH_SIZE)
772 /* Make a update of the Memctrl. */
773 update_flash_size (flash_size);
777 # if defined(CONFIG_PCU_E) || defined(CONFIG_OXC) || defined(CONFIG_RMU)
778 /* flash mapped at end of memory map */
779 bd->bi_flashoffset = TEXT_BASE + flash_size;
780 # elif CFG_MONITOR_BASE == CFG_FLASH_BASE
781 bd->bi_flashoffset = monitor_flash_len; /* reserved area for startup monitor */
783 bd->bi_flashoffset = 0;
785 #else /* CFG_NO_FLASH */
787 bd->bi_flashsize = 0;
788 bd->bi_flashstart = 0;
789 bd->bi_flashoffset = 0;
790 #endif /* !CFG_NO_FLASH */
794 /* initialize higher level parts of CPU like time base and timers */
799 /* initialize malloc() area */
804 # if !defined(CFG_ENV_IS_IN_EEPROM)
810 #if defined(CONFIG_CMD_NAND)
813 nand_init(); /* go init the NAND */
816 /* relocate environment function pointers etc. */
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_r(), which can be pretty slow when
824 * the environment is in EEPROM.
827 #if defined(CFG_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 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;
840 bd->bi_iic_fast[0] = 0;
841 bd->bi_iic_fast[1] = 0;
845 bd->bi_iic_fast[0] = 0;
846 bd->bi_iic_fast[1] = 0;
847 #endif /* CONFIG_I2CFAST */
848 #endif /* CONFIG_405GP, CONFIG_405EP */
849 #endif /* CFG_EXTBDINFO */
851 #if defined(CONFIG_SC3)
854 s = getenv ("ethaddr");
855 #if defined (CONFIG_MBX) || \
856 defined (CONFIG_RPXCLASSIC) || \
857 defined(CONFIG_IAD210) || \
860 board_get_enetaddr (bd->bi_enetaddr);
863 for (i = 0; i < 6; ++i) {
864 bd->bi_enetaddr[i] = s ? simple_strtoul (s, &e, 16) : 0;
866 s = (*e) ? e + 1 : e;
869 if ((gd->board_type >> 16) == 2)
870 bd->bi_ethspeed = gd->board_type & 0xFFFF;
872 bd->bi_ethspeed = 0xFFFF;
876 load_sernum_ethaddr ();
879 #ifdef CONFIG_HAS_ETH1
880 /* handle the 2nd ethernet address */
882 s = getenv ("eth1addr");
884 for (i = 0; i < 6; ++i) {
885 bd->bi_enet1addr[i] = s ? simple_strtoul (s, &e, 16) : 0;
887 s = (*e) ? e + 1 : e;
890 #ifdef CONFIG_HAS_ETH2
891 /* handle the 3rd ethernet address */
893 s = getenv ("eth2addr");
894 #if defined(CONFIG_XPEDITE1K) || defined(CONFIG_METROBOX) || defined(CONFIG_KAREF)
896 board_get_enetaddr(bd->bi_enet2addr);
899 for (i = 0; i < 6; ++i) {
900 bd->bi_enet2addr[i] = s ? simple_strtoul (s, &e, 16) : 0;
902 s = (*e) ? e + 1 : e;
906 #ifdef CONFIG_HAS_ETH3
907 /* handle 4th ethernet address */
908 s = getenv("eth3addr");
909 #if defined(CONFIG_XPEDITE1K) || defined(CONFIG_METROBOX) || defined(CONFIG_KAREF)
911 board_get_enetaddr(bd->bi_enet3addr);
914 for (i = 0; i < 6; ++i) {
915 bd->bi_enet3addr[i] = s ? simple_strtoul (s, &e, 16) : 0;
917 s = (*e) ? e + 1 : e;
922 mac_read_from_eeprom();
925 #if defined(CONFIG_TQM8xxL) || defined(CONFIG_TQM8260) || \
926 defined(CONFIG_TQM8272) || \
927 defined(CONFIG_CCM) || defined(CONFIG_KUP4K) || \
928 defined(CONFIG_KUP4X) || defined(CONFIG_PCS440EP)
929 load_sernum_ethaddr ();
932 bd->bi_ip_addr = getenv_IPaddr ("ipaddr");
936 #if defined(CONFIG_PCI) && !defined(CONFIG_BAB7xx) && !defined(CONFIG_CPC45)
938 * Do pci configuration
943 /** leave this here (after malloc(), environment and PCI are working) **/
944 /* Initialize devices */
947 /* Initialize the jump table for applications */
950 #if defined(CONFIG_API)
955 /* Initialize the console (after the relocation and devices init) */
958 #if defined(CONFIG_CCM) || \
959 defined(CONFIG_COGENT) || \
960 defined(CONFIG_CPCI405) || \
961 defined(CONFIG_EVB64260) || \
962 defined(CONFIG_KUP4K) || \
963 defined(CONFIG_KUP4X) || \
964 defined(CONFIG_LWMON) || \
965 defined(CONFIG_PCU_E) || \
966 defined(CONFIG_SC3) || \
967 defined(CONFIG_W7O) || \
968 defined(CONFIG_MISC_INIT_R)
969 /* miscellaneous platform dependent initialisations */
974 if (bd->bi_ethspeed != 0xFFFF)
975 hermes_start_lxt980 ((int) bd->bi_ethspeed);
978 #if defined(CONFIG_CMD_KGDB)
984 debug ("U-Boot relocated to %08lx\n", dest_addr);
991 /* Must happen after interrupts are initialized since
992 * an irq handler gets installed
994 #ifdef CONFIG_SERIAL_SOFTWARE_FIFO
995 serial_buffered_init();
998 #if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT)
999 status_led_set (STATUS_LED_BOOT, STATUS_LED_BLINKING);
1006 /* Initialize from environment */
1007 if ((s = getenv ("loadaddr")) != NULL) {
1008 load_addr = simple_strtoul (s, NULL, 16);
1010 #if defined(CONFIG_CMD_NET)
1011 if ((s = getenv ("bootfile")) != NULL) {
1012 copy_filename (BootFile, s, sizeof (BootFile));
1018 #if defined(CONFIG_CMD_SCSI)
1024 #if defined(CONFIG_CMD_DOC)
1030 #if defined(CONFIG_CMD_NET)
1031 #if defined(CONFIG_NET_MULTI)
1035 eth_initialize (bd);
1038 #if defined(CONFIG_CMD_NET) && ( \
1039 defined(CONFIG_CCM) || \
1040 defined(CONFIG_ELPT860) || \
1041 defined(CONFIG_EP8260) || \
1042 defined(CONFIG_IP860) || \
1043 defined(CONFIG_IVML24) || \
1044 defined(CONFIG_IVMS8) || \
1045 defined(CONFIG_MPC8260ADS) || \
1046 defined(CONFIG_MPC8266ADS) || \
1047 defined(CONFIG_MPC8560ADS) || \
1048 defined(CONFIG_PCU_E) || \
1049 defined(CONFIG_RPXSUPER) || \
1050 defined(CONFIG_STXGP3) || \
1051 defined(CONFIG_SPD823TS) || \
1052 defined(CONFIG_RESET_PHY_R) )
1055 debug ("Reset Ethernet PHY\n");
1060 post_run (NULL, POST_RAM | post_bootmode_get(0));
1063 #if defined(CONFIG_CMD_PCMCIA) \
1064 && !defined(CONFIG_CMD_IDE)
1070 #if defined(CONFIG_CMD_IDE)
1072 # ifdef CONFIG_IDE_8xx_PCCARD
1077 #if defined(CONFIG_START_IDE)
1078 if (board_start_ide())
1085 #ifdef CONFIG_LAST_STAGE_INIT
1088 * Some parts can be only initialized if all others (like
1089 * Interrupts) are up and running (i.e. the PC-style ISA
1095 #if defined(CONFIG_CMD_BEDBUG)
1100 #if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER)
1102 * Export available size of memory for Linux,
1103 * taking into account the protected RAM at top of memory
1111 if ((s = getenv ("pram")) != NULL) {
1112 pram = simple_strtoul (s, NULL, 10);
1119 #ifdef CONFIG_LOGBUFFER
1120 /* Also take the logbuffer into account (pram is in kB) */
1121 pram += (LOGBUFF_LEN+LOGBUFF_OVERHEAD)/1024;
1123 sprintf ((char *)memsz, "%ldk", (bd->bi_memsize / 1024) - pram);
1124 setenv ("mem", (char *)memsz);
1128 #ifdef CONFIG_PS2KBD
1133 #ifdef CONFIG_MODEM_SUPPORT
1135 extern int do_mdm_init;
1136 do_mdm_init = gd->do_mdm_init;
1140 /* Initialization complete - start the monitor */
1142 /* main_loop() can return to retry autoboot, if so just run it again. */
1148 /* NOTREACHED - no way out of command loop except booting */
1153 puts ("### ERROR ### Please RESET the board ###\n");
1154 show_boot_progress(-30);
1158 #ifdef CONFIG_MODEM_SUPPORT
1159 /* called from main loop (common/main.c) */
1160 /* 'inline' - We have to do it fast */
1161 static inline void mdm_readline(char *buf, int bufsiz)
1172 /* dbg("(%c)", c); */
1184 return; /* sanity check */
1193 extern void dbg(const char *fmt, ...);
1199 extern char console_buffer[];
1200 extern void enable_putc(void);
1201 extern int hwflow_onoff(int);
1203 enable_putc(); /* enable serial_putc() */
1205 #ifdef CONFIG_HWFLOW
1206 init_str = getenv("mdm_flow_control");
1207 if (init_str && (strcmp(init_str, "rts/cts") == 0))
1214 sprintf(env_str, "mdm_init%d", i);
1215 if ((init_str = getenv(env_str)) != NULL) {
1216 serial_puts(init_str);
1219 mdm_readline(console_buffer, CFG_CBSIZE);
1220 dbg("ini%d: [%s]", i, console_buffer);
1222 if ((strcmp(console_buffer, "OK") == 0) ||
1223 (strcmp(console_buffer, "ERROR") == 0)) {
1224 dbg("ini%d: cmd done", i);
1226 } else /* in case we are originating call ... */
1227 if (strncmp(console_buffer, "CONNECT", 7) == 0) {
1228 dbg("ini%d: connect", i);
1233 break; /* no init string - stop modem init */
1240 /* final stage - wait for connect */
1241 for(;i > 1;) { /* if 'i' > 1 - wait for connection
1242 message from modem */
1243 mdm_readline(console_buffer, CFG_CBSIZE);
1244 dbg("ini_f: [%s]", console_buffer);
1245 if (strncmp(console_buffer, "CONNECT", 7) == 0) {
1246 dbg("ini_f: connected");
1256 #if 0 /* We could use plain global data, but the resulting code is bigger */
1258 * Pointer to initial global data area
1260 * Here we initialize it.
1262 #undef XTRN_DECLARE_GLOBAL_DATA_PTR
1263 #define XTRN_DECLARE_GLOBAL_DATA_PTR /* empty = allocate here */
1264 DECLARE_GLOBAL_DATA_PTR = (gd_t *) (CFG_INIT_RAM_ADDR + CFG_GBL_DATA_OFFSET);
1267 /************************************************************************/