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
123 extern ulong __init_end;
125 ulong monitor_flash_len;
127 #if defined(CONFIG_CMD_BEDBUG)
128 #include <bedbug/type.h>
132 * Begin and End of memory area for malloc(), and current "brk"
134 static ulong mem_malloc_start = 0;
135 static ulong mem_malloc_end = 0;
136 static ulong mem_malloc_brk = 0;
138 /************************************************************************
140 ************************************************************************
144 * The Malloc area is immediately below the monitor copy in DRAM
146 static void mem_malloc_init (void)
148 #if !defined(CONFIG_RELOC_FIXUP_WORKS)
149 mem_malloc_end = CFG_MONITOR_BASE + gd->reloc_off;
151 mem_malloc_start = mem_malloc_end - TOTAL_MALLOC_LEN;
152 mem_malloc_brk = mem_malloc_start;
154 memset ((void *) mem_malloc_start,
156 mem_malloc_end - mem_malloc_start);
159 void *sbrk (ptrdiff_t increment)
161 ulong old = mem_malloc_brk;
162 ulong new = old + increment;
164 if ((new < mem_malloc_start) || (new > mem_malloc_end)) {
167 mem_malloc_brk = new;
168 return ((void *) old);
171 char *strmhz (char *buf, long hz)
177 l = sprintf (buf, "%ld", n);
178 m = (hz % 1000000L) / 1000L;
180 sprintf (buf + l, ".%03ld", m);
185 * All attempts to come up with a "common" initialization sequence
186 * that works for all boards and architectures failed: some of the
187 * requirements are just _too_ different. To get rid of the resulting
188 * mess of board dependend #ifdef'ed code we now make the whole
189 * initialization sequence configurable to the user.
191 * The requirements for any new initalization function is simple: it
192 * receives a pointer to the "global data" structure as it's only
193 * argument, and returns an integer return code, where 0 means
194 * "continue" and != 0 means "fatal error, hang the system".
196 typedef int (init_fnc_t) (void);
198 /************************************************************************
200 ************************************************************************
201 * Some of this code should be moved into the core functions,
202 * but let's get it working (again) first...
205 static int init_baudrate (void)
207 char tmp[64]; /* long enough for environment variables */
208 int i = getenv_r ("baudrate", tmp, sizeof (tmp));
210 gd->baudrate = (i > 0)
211 ? (int) simple_strtoul (tmp, NULL, 10)
216 /***********************************************************************/
218 void __board_add_ram_info(int use_default)
220 /* please define platform specific board_add_ram_info() */
222 void board_add_ram_info(int) __attribute__((weak, alias("__board_add_ram_info")));
225 static int init_func_ram (void)
227 #ifdef CONFIG_BOARD_TYPES
228 int board_type = gd->board_type;
230 int board_type = 0; /* use dummy arg */
234 if ((gd->ram_size = initdram (board_type)) > 0) {
235 print_size (gd->ram_size, "");
236 board_add_ram_info(0);
244 /***********************************************************************/
246 #if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
247 static int init_func_i2c (void)
250 i2c_init (CFG_I2C_SPEED, CFG_I2C_SLAVE);
256 #if defined(CONFIG_HARD_SPI)
257 static int init_func_spi (void)
266 /***********************************************************************/
268 #if defined(CONFIG_WATCHDOG)
269 static int init_func_watchdog_init (void)
271 puts (" Watchdog enabled\n");
275 # define INIT_FUNC_WATCHDOG_INIT init_func_watchdog_init,
277 static int init_func_watchdog_reset (void)
282 # define INIT_FUNC_WATCHDOG_RESET init_func_watchdog_reset,
284 # define INIT_FUNC_WATCHDOG_INIT /* undef */
285 # define INIT_FUNC_WATCHDOG_RESET /* undef */
286 #endif /* CONFIG_WATCHDOG */
288 /************************************************************************
289 * Initialization sequence *
290 ************************************************************************
293 init_fnc_t *init_sequence[] = {
295 #if defined(CONFIG_BOARD_EARLY_INIT_F)
299 #if !defined(CONFIG_8xx_CPUCLK_DEFAULT)
300 get_clocks, /* get CPU and bus clocks (etc.) */
301 #if defined(CONFIG_TQM8xxL) && !defined(CONFIG_TQM866M) \
302 && !defined(CONFIG_TQM885D)
303 adjust_sdram_tbs_8xx,
307 #ifdef CFG_ALLOC_DPRAM
308 #if !defined(CONFIG_CPM2)
312 #if defined(CONFIG_BOARD_POSTCLK_INIT)
316 #if defined(CONFIG_8xx_CPUCLK_DEFAULT)
317 get_clocks_866, /* get CPU and bus clocks according to the environment variable */
318 sdram_adjust_866, /* adjust sdram refresh rate according to the new clock */
325 #if defined(CONFIG_8260)
328 #endif /* CONFIG_8260 */
329 #if defined(CONFIG_MPC83XX)
333 #if defined(CONFIG_MPC5xxx)
335 #endif /* CONFIG_MPC5xxx */
336 #if defined(CONFIG_MPC8220)
340 INIT_FUNC_WATCHDOG_INIT
341 #if defined(CONFIG_MISC_INIT_F)
344 INIT_FUNC_WATCHDOG_RESET
345 #if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
348 #if defined(CONFIG_HARD_SPI)
351 #if defined(CONFIG_DTT) /* Digital Thermometers and Thermostats */
357 INIT_FUNC_WATCHDOG_RESET
359 #if defined(CFG_DRAM_TEST)
361 #endif /* CFG_DRAM_TEST */
362 INIT_FUNC_WATCHDOG_RESET
364 NULL, /* Terminate this list */
367 #ifndef CONFIG_MAX_MEM_MAPPED
368 #define CONFIG_MAX_MEM_MAPPED (256 << 20)
370 ulong get_effective_memsize(void)
372 #ifndef CONFIG_VERY_BIG_RAM
375 /* limit stack to what we can reasonable map */
376 return ((gd->ram_size > CONFIG_MAX_MEM_MAPPED) ?
377 CONFIG_MAX_MEM_MAPPED : gd->ram_size);
381 /************************************************************************
383 * This is the first part of the initialization sequence that is
384 * implemented in C, but still running from ROM.
386 * The main purpose is to provide a (serial) console interface as
387 * soon as possible (so we can see any error messages), and to
388 * initialize the RAM so that we can relocate the monitor code to
391 * Be aware of the restrictions: global data is read-only, BSS is not
392 * initialized, and stack space is limited to a few kB.
394 ************************************************************************
397 void board_init_f (ulong bootflag)
400 ulong len, addr, addr_sp;
403 init_fnc_t **init_fnc_ptr;
407 uchar tmp[64]; /* long enough for environment variables */
410 /* Pointer is writable since we allocated a register for it */
411 gd = (gd_t *) (CFG_INIT_RAM_ADDR + CFG_GBL_DATA_OFFSET);
412 /* compiler optimization barrier needed for GCC >= 3.4 */
413 __asm__ __volatile__("": : :"memory");
415 #if !defined(CONFIG_CPM2) && !defined(CONFIG_MPC83XX)
416 /* Clear initial global data */
417 memset ((void *) gd, 0, sizeof (gd_t));
420 for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr) {
421 if ((*init_fnc_ptr) () != 0) {
427 * Now that we have DRAM mapped and working, we can
428 * relocate the code and continue running from DRAM.
430 * Reserve memory at end of RAM for (top down in that order):
431 * - kernel log buffer
435 * - board info struct
437 len = (ulong)&_end - CFG_MONITOR_BASE;
439 #ifndef CONFIG_MAX_MEM_MAPPED
440 #define CONFIG_MAX_MEM_MAPPED (256 << 20)
443 #ifndef CONFIG_VERY_BIG_RAM
444 addr = CFG_SDRAM_BASE + get_effective_memsize();
446 /* only allow stack below 256M */
447 addr = CFG_SDRAM_BASE +
448 (gd->ram_size > CONFIG_MAX_MEM_MAPPED) ?
449 CONFIG_MAX_MEM_MAPPED : get_effective_memsize();
452 #ifdef CONFIG_LOGBUFFER
453 #ifndef CONFIG_ALT_LB_ADDR
454 /* reserve kernel log buffer */
455 addr -= (LOGBUFF_RESERVE);
456 debug ("Reserving %dk for kernel logbuffer at %08lx\n", LOGBUFF_LEN, addr);
462 * reserve protected RAM
464 i = getenv_r ("pram", (char *)tmp, sizeof (tmp));
465 reg = (i > 0) ? simple_strtoul ((const char *)tmp, NULL, 10) : CONFIG_PRAM;
466 addr -= (reg << 10); /* size is in kB */
467 debug ("Reserving %ldk for protected RAM at %08lx\n", reg, addr);
468 #endif /* CONFIG_PRAM */
470 /* round down to next 4 kB limit */
472 debug ("Top of RAM usable for U-Boot at: %08lx\n", addr);
475 /* reserve memory for LCD display (always full pages) */
476 addr = lcd_setmem (addr);
478 #endif /* CONFIG_LCD */
480 #if defined(CONFIG_VIDEO) && defined(CONFIG_8xx)
481 /* reserve memory for video display (always full pages) */
482 addr = video_setmem (addr);
484 #endif /* CONFIG_VIDEO */
487 * reserve memory for U-Boot code, data & bss
488 * round down to next 4 kB limit
493 /* round down to next 64 kB limit so that IVPR stays aligned */
494 addr &= ~(65536 - 1);
497 debug ("Reserving %ldk for U-Boot at: %08lx\n", len >> 10, addr);
499 #ifdef CONFIG_AMIGAONEG3SE
500 gd->relocaddr = addr;
504 * reserve memory for malloc() arena
506 addr_sp = addr - TOTAL_MALLOC_LEN;
507 debug ("Reserving %dk for malloc() at: %08lx\n",
508 TOTAL_MALLOC_LEN >> 10, addr_sp);
511 * (permanently) allocate a Board Info struct
512 * and a permanent copy of the "global" data
514 addr_sp -= sizeof (bd_t);
515 bd = (bd_t *) addr_sp;
517 debug ("Reserving %d Bytes for Board Info at: %08lx\n",
518 sizeof (bd_t), addr_sp);
519 addr_sp -= sizeof (gd_t);
520 id = (gd_t *) addr_sp;
521 debug ("Reserving %d Bytes for Global Data at: %08lx\n",
522 sizeof (gd_t), addr_sp);
525 * Finally, we set up a new (bigger) stack.
527 * Leave some safety gap for SP, force alignment on 16 byte boundary
528 * Clear initial stack frame
532 s = (ulong *)addr_sp;
536 debug ("Stack Pointer at: %08lx\n", addr_sp);
539 * Save local variables to board info struct
542 bd->bi_memstart = CFG_SDRAM_BASE; /* start of DRAM memory */
543 bd->bi_memsize = gd->ram_size; /* size of DRAM memory in bytes */
546 bd->bi_sramstart = SRAM_BASE; /* start of SRAM memory */
547 bd->bi_sramsize = SRAM_SIZE; /* size of SRAM memory */
548 #elif defined CONFIG_MPC8220
549 bd->bi_sramstart = CFG_SRAM_BASE; /* start of SRAM memory */
550 bd->bi_sramsize = CFG_SRAM_SIZE; /* size of SRAM memory */
552 bd->bi_sramstart = 0; /* FIXME */ /* start of SRAM memory */
553 bd->bi_sramsize = 0; /* FIXME */ /* size of SRAM memory */
556 #if defined(CONFIG_8xx) || defined(CONFIG_8260) || defined(CONFIG_5xx) || \
557 defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
558 bd->bi_immr_base = CFG_IMMR; /* base of IMMR register */
560 #if defined(CONFIG_MPC5xxx)
561 bd->bi_mbar_base = CFG_MBAR; /* base of internal registers */
563 #if defined(CONFIG_MPC83XX)
564 bd->bi_immrbar = CFG_IMMR;
566 #if defined(CONFIG_MPC8220)
567 bd->bi_mbar_base = CFG_MBAR; /* base of internal registers */
568 bd->bi_inpfreq = gd->inp_clk;
569 bd->bi_pcifreq = gd->pci_clk;
570 bd->bi_vcofreq = gd->vco_clk;
571 bd->bi_pevfreq = gd->pev_clk;
572 bd->bi_flbfreq = gd->flb_clk;
574 /* store bootparam to sram (backward compatible), here? */
576 u32 *sram = (u32 *)CFG_SRAM_BASE;
577 *sram++ = gd->ram_size;
578 *sram++ = gd->bus_clk;
579 *sram++ = gd->inp_clk;
580 *sram++ = gd->cpu_clk;
581 *sram++ = gd->vco_clk;
582 *sram++ = gd->flb_clk;
583 *sram++ = 0xb8c3ba11; /* boot signature */
587 bd->bi_bootflags = bootflag; /* boot / reboot flag (for LynxOS) */
590 bd->bi_intfreq = gd->cpu_clk; /* Internal Freq, in Hz */
591 bd->bi_busfreq = gd->bus_clk; /* Bus Freq, in Hz */
592 #if defined(CONFIG_CPM2)
593 bd->bi_cpmfreq = gd->cpm_clk;
594 bd->bi_brgfreq = gd->brg_clk;
595 bd->bi_sccfreq = gd->scc_clk;
596 bd->bi_vco = gd->vco_out;
597 #endif /* CONFIG_CPM2 */
598 #if defined(CONFIG_MPC512X)
599 bd->bi_ipsfreq = gd->ips_clk;
600 #endif /* CONFIG_MPC512X */
601 #if defined(CONFIG_MPC5xxx)
602 bd->bi_ipbfreq = gd->ipb_clk;
603 bd->bi_pcifreq = gd->pci_clk;
604 #endif /* CONFIG_MPC5xxx */
605 bd->bi_baudrate = gd->baudrate; /* Console Baudrate */
608 strncpy ((char *)bd->bi_s_version, "1.2", sizeof (bd->bi_s_version));
609 strncpy ((char *)bd->bi_r_version, U_BOOT_VERSION, sizeof (bd->bi_r_version));
611 bd->bi_procfreq = gd->cpu_clk; /* Processor Speed, In Hz */
612 bd->bi_plb_busfreq = gd->bus_clk;
613 #if defined(CONFIG_405GP) || defined(CONFIG_405EP) || \
614 defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
615 defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
616 bd->bi_pci_busfreq = get_PCI_freq ();
617 bd->bi_opbfreq = get_OPB_freq ();
618 #elif defined(CONFIG_XILINX_ML300)
619 bd->bi_pci_busfreq = get_PCI_freq ();
623 debug ("New Stack Pointer is: %08lx\n", addr_sp);
628 post_bootmode_init();
629 post_run (NULL, POST_ROM | post_bootmode_get(0));
634 memcpy (id, (void *)gd, sizeof (gd_t));
636 relocate_code (addr_sp, id, addr);
638 /* NOTREACHED - relocate_code() does not return */
641 /************************************************************************
643 * This is the next part if the initialization sequence: we are now
644 * running from RAM and have a "normal" C environment, i. e. global
645 * data can be written, BSS has been cleared, the stack size in not
646 * that critical any more, etc.
648 ************************************************************************
650 void board_init_r (gd_t *id, ulong dest_addr)
656 extern void malloc_bin_reloc (void);
657 #ifndef CFG_ENV_IS_NOWHERE
658 extern char * env_name_spec;
665 gd = id; /* initialize RAM version of global data */
668 gd->flags |= GD_FLG_RELOC; /* tell others: relocation done */
670 #if defined(CONFIG_RELOC_FIXUP_WORKS)
672 mem_malloc_end = dest_addr;
674 gd->reloc_off = dest_addr - CFG_MONITOR_BASE;
677 #ifdef CONFIG_SERIAL_MULTI
681 debug ("Now running in RAM - U-Boot at: %08lx\n", dest_addr);
685 #if defined(CONFIG_BOARD_EARLY_INIT_R)
686 board_early_init_r ();
689 monitor_flash_len = (ulong)&__init_end - dest_addr;
692 * We have to relocate the command table manually
694 for (cmdtp = &__u_boot_cmd_start; cmdtp != &__u_boot_cmd_end; cmdtp++) {
696 addr = (ulong) (cmdtp->cmd) + gd->reloc_off;
698 printf ("Command \"%s\": 0x%08lx => 0x%08lx\n",
699 cmdtp->name, (ulong) (cmdtp->cmd), addr);
702 (int (*)(struct cmd_tbl_s *, int, int, char *[]))addr;
704 addr = (ulong)(cmdtp->name) + gd->reloc_off;
705 cmdtp->name = (char *)addr;
708 addr = (ulong)(cmdtp->usage) + gd->reloc_off;
709 cmdtp->usage = (char *)addr;
713 addr = (ulong)(cmdtp->help) + gd->reloc_off;
714 cmdtp->help = (char *)addr;
718 /* there are some other pointer constants we must deal with */
719 #ifndef CFG_ENV_IS_NOWHERE
720 env_name_spec += gd->reloc_off;
725 #ifdef CONFIG_LOGBUFFER
726 logbuff_init_ptrs ();
729 post_output_backlog ();
735 #if defined(CONFIG_IP860) || defined(CONFIG_PCU_E) || \
736 defined (CONFIG_FLAGADM) || defined(CONFIG_MPC83XX)
737 icache_enable (); /* it's time to enable the instruction cache */
740 #if defined(CFG_INIT_RAM_LOCK) && defined(CONFIG_E500)
741 unlock_ram_in_cache(); /* it's time to unlock D-cache in e500 */
744 #if defined(CONFIG_BAB7xx) || defined(CONFIG_CPC45)
746 * Do PCI configuration on BAB7xx and CPC45 _before_ the flash
747 * gets initialised, because we need the ISA resp. PCI_to_LOCAL bus
752 #if defined(CONFIG_BAB7xx)
754 * Initialise the ISA bridge
756 initialise_w83c553f ();
759 asm ("sync ; isync");
762 * Setup trap handlers
764 trap_init (dest_addr);
766 #if !defined(CFG_NO_FLASH)
769 if ((flash_size = flash_init ()) > 0) {
770 # ifdef CFG_FLASH_CHECKSUM
771 print_size (flash_size, "");
773 * Compute and print flash CRC if flashchecksum is set to 'y'
775 * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
777 s = getenv ("flashchecksum");
778 if (s && (*s == 'y')) {
779 printf (" CRC: %08lX",
780 crc32 (0, (const unsigned char *) CFG_FLASH_BASE, flash_size)
784 # else /* !CFG_FLASH_CHECKSUM */
785 print_size (flash_size, "\n");
786 # endif /* CFG_FLASH_CHECKSUM */
792 bd->bi_flashstart = CFG_FLASH_BASE; /* update start of FLASH memory */
793 bd->bi_flashsize = flash_size; /* size of FLASH memory (final value) */
795 #if defined(CFG_UPDATE_FLASH_SIZE)
796 /* Make a update of the Memctrl. */
797 update_flash_size (flash_size);
801 # if defined(CONFIG_PCU_E) || defined(CONFIG_OXC) || defined(CONFIG_RMU)
802 /* flash mapped at end of memory map */
803 bd->bi_flashoffset = TEXT_BASE + flash_size;
804 # elif CFG_MONITOR_BASE == CFG_FLASH_BASE
805 bd->bi_flashoffset = monitor_flash_len; /* reserved area for startup monitor */
807 bd->bi_flashoffset = 0;
809 #else /* CFG_NO_FLASH */
811 bd->bi_flashsize = 0;
812 bd->bi_flashstart = 0;
813 bd->bi_flashoffset = 0;
814 #endif /* !CFG_NO_FLASH */
818 /* initialize higher level parts of CPU like time base and timers */
823 /* initialize malloc() area */
828 # if !defined(CFG_ENV_IS_IN_EEPROM)
834 #if defined(CONFIG_CMD_NAND)
837 nand_init(); /* go init the NAND */
840 /* relocate environment function pointers etc. */
844 * Fill in missing fields of bd_info.
845 * We do this here, where we have "normal" access to the
846 * environment; we used to do this still running from ROM,
847 * where had to use getenv_r(), which can be pretty slow when
848 * the environment is in EEPROM.
851 #if defined(CFG_EXTBDINFO)
852 #if defined(CONFIG_405GP) || defined(CONFIG_405EP)
853 #if defined(CONFIG_I2CFAST)
855 * set bi_iic_fast for linux taking environment variable
856 * "i2cfast" into account
859 char *s = getenv ("i2cfast");
860 if (s && ((*s == 'y') || (*s == 'Y'))) {
861 bd->bi_iic_fast[0] = 1;
862 bd->bi_iic_fast[1] = 1;
864 bd->bi_iic_fast[0] = 0;
865 bd->bi_iic_fast[1] = 0;
869 bd->bi_iic_fast[0] = 0;
870 bd->bi_iic_fast[1] = 0;
871 #endif /* CONFIG_I2CFAST */
872 #endif /* CONFIG_405GP, CONFIG_405EP */
873 #endif /* CFG_EXTBDINFO */
875 #if defined(CONFIG_SC3)
879 #if defined (CFG_ID_EEPROM) || defined (CFG_I2C_MAC_OFFSET)
880 mac_read_from_eeprom();
883 s = getenv ("ethaddr");
884 #if defined (CONFIG_MBX) || \
885 defined (CONFIG_RPXCLASSIC) || \
886 defined(CONFIG_IAD210) || \
889 board_get_enetaddr (bd->bi_enetaddr);
892 for (i = 0; i < 6; ++i) {
893 bd->bi_enetaddr[i] = s ? simple_strtoul (s, &e, 16) : 0;
895 s = (*e) ? e + 1 : e;
898 if ((gd->board_type >> 16) == 2)
899 bd->bi_ethspeed = gd->board_type & 0xFFFF;
901 bd->bi_ethspeed = 0xFFFF;
905 load_sernum_ethaddr ();
908 #ifdef CONFIG_HAS_ETH1
909 /* handle the 2nd ethernet address */
911 s = getenv ("eth1addr");
913 for (i = 0; i < 6; ++i) {
914 bd->bi_enet1addr[i] = s ? simple_strtoul (s, &e, 16) : 0;
916 s = (*e) ? e + 1 : e;
919 #ifdef CONFIG_HAS_ETH2
920 /* handle the 3rd ethernet address */
922 s = getenv ("eth2addr");
923 #if defined(CONFIG_XPEDITE1K) || defined(CONFIG_METROBOX) || defined(CONFIG_KAREF)
925 board_get_enetaddr(bd->bi_enet2addr);
928 for (i = 0; i < 6; ++i) {
929 bd->bi_enet2addr[i] = s ? simple_strtoul (s, &e, 16) : 0;
931 s = (*e) ? e + 1 : e;
935 #ifdef CONFIG_HAS_ETH3
936 /* handle 4th ethernet address */
937 s = getenv("eth3addr");
938 #if defined(CONFIG_XPEDITE1K) || defined(CONFIG_METROBOX) || defined(CONFIG_KAREF)
940 board_get_enetaddr(bd->bi_enet3addr);
943 for (i = 0; i < 6; ++i) {
944 bd->bi_enet3addr[i] = s ? simple_strtoul (s, &e, 16) : 0;
946 s = (*e) ? e + 1 : e;
950 #if defined(CONFIG_TQM8xxL) || defined(CONFIG_TQM8260) || \
951 defined(CONFIG_TQM8272) || \
952 defined(CONFIG_CCM) || defined(CONFIG_KUP4K) || \
953 defined(CONFIG_KUP4X) || defined(CONFIG_PCS440EP)
954 load_sernum_ethaddr ();
957 bd->bi_ip_addr = getenv_IPaddr ("ipaddr");
961 #if defined(CONFIG_PCI) && !defined(CONFIG_BAB7xx) && !defined(CONFIG_CPC45)
963 * Do pci configuration
968 /** leave this here (after malloc(), environment and PCI are working) **/
969 /* Initialize devices */
972 /* Initialize the jump table for applications */
975 #if defined(CONFIG_API)
980 /* Initialize the console (after the relocation and devices init) */
983 #if defined(CONFIG_CCM) || \
984 defined(CONFIG_COGENT) || \
985 defined(CONFIG_CPCI405) || \
986 defined(CONFIG_EVB64260) || \
987 defined(CONFIG_KUP4K) || \
988 defined(CONFIG_KUP4X) || \
989 defined(CONFIG_LWMON) || \
990 defined(CONFIG_PCU_E) || \
991 defined(CONFIG_SC3) || \
992 defined(CONFIG_W7O) || \
993 defined(CONFIG_MISC_INIT_R)
994 /* miscellaneous platform dependent initialisations */
999 if (bd->bi_ethspeed != 0xFFFF)
1000 hermes_start_lxt980 ((int) bd->bi_ethspeed);
1003 #if defined(CONFIG_CMD_KGDB)
1009 debug ("U-Boot relocated to %08lx\n", dest_addr);
1016 /* Must happen after interrupts are initialized since
1017 * an irq handler gets installed
1019 #ifdef CONFIG_SERIAL_SOFTWARE_FIFO
1020 serial_buffered_init();
1023 #if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT)
1024 status_led_set (STATUS_LED_BOOT, STATUS_LED_BLINKING);
1031 /* Initialize from environment */
1032 if ((s = getenv ("loadaddr")) != NULL) {
1033 load_addr = simple_strtoul (s, NULL, 16);
1035 #if defined(CONFIG_CMD_NET)
1036 if ((s = getenv ("bootfile")) != NULL) {
1037 copy_filename (BootFile, s, sizeof (BootFile));
1043 #if defined(CONFIG_CMD_SCSI)
1049 #if defined(CONFIG_CMD_DOC)
1055 #if defined(CONFIG_CMD_NET)
1056 #if defined(CONFIG_NET_MULTI)
1060 eth_initialize (bd);
1063 #if defined(CONFIG_CMD_NET) && ( \
1064 defined(CONFIG_CCM) || \
1065 defined(CONFIG_ELPT860) || \
1066 defined(CONFIG_EP8260) || \
1067 defined(CONFIG_IP860) || \
1068 defined(CONFIG_IVML24) || \
1069 defined(CONFIG_IVMS8) || \
1070 defined(CONFIG_MPC8260ADS) || \
1071 defined(CONFIG_MPC8266ADS) || \
1072 defined(CONFIG_MPC8560ADS) || \
1073 defined(CONFIG_PCU_E) || \
1074 defined(CONFIG_RPXSUPER) || \
1075 defined(CONFIG_STXGP3) || \
1076 defined(CONFIG_SPD823TS) || \
1077 defined(CONFIG_RESET_PHY_R) )
1080 debug ("Reset Ethernet PHY\n");
1085 post_run (NULL, POST_RAM | post_bootmode_get(0));
1088 #if defined(CONFIG_CMD_PCMCIA) \
1089 && !defined(CONFIG_CMD_IDE)
1095 #if defined(CONFIG_CMD_IDE)
1097 # ifdef CONFIG_IDE_8xx_PCCARD
1102 #if defined(CONFIG_START_IDE)
1103 if (board_start_ide())
1110 #if defined(CONFIG_CMD_SATA)
1115 #ifdef CONFIG_LAST_STAGE_INIT
1118 * Some parts can be only initialized if all others (like
1119 * Interrupts) are up and running (i.e. the PC-style ISA
1125 #if defined(CONFIG_CMD_BEDBUG)
1130 #if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER)
1132 * Export available size of memory for Linux,
1133 * taking into account the protected RAM at top of memory
1141 if ((s = getenv ("pram")) != NULL) {
1142 pram = simple_strtoul (s, NULL, 10);
1149 #ifdef CONFIG_LOGBUFFER
1150 #ifndef CONFIG_ALT_LB_ADDR
1151 /* Also take the logbuffer into account (pram is in kB) */
1152 pram += (LOGBUFF_LEN+LOGBUFF_OVERHEAD)/1024;
1155 sprintf ((char *)memsz, "%ldk", (bd->bi_memsize / 1024) - pram);
1156 setenv ("mem", (char *)memsz);
1160 #ifdef CONFIG_PS2KBD
1165 #ifdef CONFIG_MODEM_SUPPORT
1167 extern int do_mdm_init;
1168 do_mdm_init = gd->do_mdm_init;
1172 /* Initialization complete - start the monitor */
1174 /* main_loop() can return to retry autoboot, if so just run it again. */
1180 /* NOTREACHED - no way out of command loop except booting */
1185 puts ("### ERROR ### Please RESET the board ###\n");
1186 show_boot_progress(-30);
1190 #ifdef CONFIG_MODEM_SUPPORT
1191 /* called from main loop (common/main.c) */
1192 /* 'inline' - We have to do it fast */
1193 static inline void mdm_readline(char *buf, int bufsiz)
1204 /* dbg("(%c)", c); */
1216 return; /* sanity check */
1225 extern void dbg(const char *fmt, ...);
1231 extern char console_buffer[];
1232 extern void enable_putc(void);
1233 extern int hwflow_onoff(int);
1235 enable_putc(); /* enable serial_putc() */
1237 #ifdef CONFIG_HWFLOW
1238 init_str = getenv("mdm_flow_control");
1239 if (init_str && (strcmp(init_str, "rts/cts") == 0))
1246 sprintf(env_str, "mdm_init%d", i);
1247 if ((init_str = getenv(env_str)) != NULL) {
1248 serial_puts(init_str);
1251 mdm_readline(console_buffer, CFG_CBSIZE);
1252 dbg("ini%d: [%s]", i, console_buffer);
1254 if ((strcmp(console_buffer, "OK") == 0) ||
1255 (strcmp(console_buffer, "ERROR") == 0)) {
1256 dbg("ini%d: cmd done", i);
1258 } else /* in case we are originating call ... */
1259 if (strncmp(console_buffer, "CONNECT", 7) == 0) {
1260 dbg("ini%d: connect", i);
1265 break; /* no init string - stop modem init */
1272 /* final stage - wait for connect */
1273 for(;i > 1;) { /* if 'i' > 1 - wait for connection
1274 message from modem */
1275 mdm_readline(console_buffer, CFG_CBSIZE);
1276 dbg("ini_f: [%s]", console_buffer);
1277 if (strncmp(console_buffer, "CONNECT", 7) == 0) {
1278 dbg("ini_f: connected");
1288 #if 0 /* We could use plain global data, but the resulting code is bigger */
1290 * Pointer to initial global data area
1292 * Here we initialize it.
1294 #undef XTRN_DECLARE_GLOBAL_DATA_PTR
1295 #define XTRN_DECLARE_GLOBAL_DATA_PTR /* empty = allocate here */
1296 DECLARE_GLOBAL_DATA_PTR = (gd_t *) (CFG_INIT_RAM_ADDR + CFG_GBL_DATA_OFFSET);
1299 /************************************************************************/