2 * (C) Copyright 2000-2004
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 (CONFIG_COMMANDS & CFG_CMD_IDE)
41 #if (CONFIG_COMMANDS & CFG_CMD_SCSI)
44 #if (CONFIG_COMMANDS & CFG_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 #if (CONFIG_COMMANDS & CFG_CMD_DOC)
78 #if defined(CONFIG_HARD_I2C) || \
79 defined(CONFIG_SOFT_I2C)
82 #if (CONFIG_COMMANDS & CFG_CMD_NAND)
83 void nand_init (void);
86 static char *failed = "*** failed ***\n";
88 #if defined(CONFIG_OXC) || defined(CONFIG_PCU_E) || defined(CONFIG_RMU)
89 extern flash_info_t flash_info[];
92 #include <environment.h>
93 DECLARE_GLOBAL_DATA_PTR;
95 #if defined(CFG_ENV_IS_EMBEDDED)
96 #define TOTAL_MALLOC_LEN CFG_MALLOC_LEN
97 #elif ( ((CFG_ENV_ADDR+CFG_ENV_SIZE) < CFG_MONITOR_BASE) || \
98 (CFG_ENV_ADDR >= (CFG_MONITOR_BASE + CFG_MONITOR_LEN)) ) || \
99 defined(CFG_ENV_IS_IN_NVRAM)
100 #define TOTAL_MALLOC_LEN (CFG_MALLOC_LEN + CFG_ENV_SIZE)
102 #define TOTAL_MALLOC_LEN CFG_MALLOC_LEN
105 extern ulong __init_end;
107 ulong monitor_flash_len;
109 #if (CONFIG_COMMANDS & CFG_CMD_BEDBUG)
110 #include <bedbug/type.h>
114 * Begin and End of memory area for malloc(), and current "brk"
116 static ulong mem_malloc_start = 0;
117 static ulong mem_malloc_end = 0;
118 static ulong mem_malloc_brk = 0;
120 /************************************************************************
122 ************************************************************************
126 * The Malloc area is immediately below the monitor copy in DRAM
128 static void mem_malloc_init (void)
130 ulong dest_addr = CFG_MONITOR_BASE + gd->reloc_off;
132 mem_malloc_end = dest_addr;
133 mem_malloc_start = dest_addr - TOTAL_MALLOC_LEN;
134 mem_malloc_brk = mem_malloc_start;
136 memset ((void *) mem_malloc_start,
138 mem_malloc_end - mem_malloc_start);
141 void *sbrk (ptrdiff_t increment)
143 ulong old = mem_malloc_brk;
144 ulong new = old + increment;
146 if ((new < mem_malloc_start) || (new > mem_malloc_end)) {
149 mem_malloc_brk = new;
150 return ((void *) old);
153 char *strmhz (char *buf, long hz)
159 l = sprintf (buf, "%ld", n);
160 m = (hz % 1000000L) / 1000L;
162 sprintf (buf + l, ".%03ld", m);
167 * All attempts to come up with a "common" initialization sequence
168 * that works for all boards and architectures failed: some of the
169 * requirements are just _too_ different. To get rid of the resulting
170 * mess of board dependend #ifdef'ed code we now make the whole
171 * initialization sequence configurable to the user.
173 * The requirements for any new initalization function is simple: it
174 * receives a pointer to the "global data" structure as it's only
175 * argument, and returns an integer return code, where 0 means
176 * "continue" and != 0 means "fatal error, hang the system".
178 typedef int (init_fnc_t) (void);
180 /************************************************************************
182 ************************************************************************
183 * Some of this code should be moved into the core functions,
184 * but let's get it working (again) first...
187 static int init_baudrate (void)
189 uchar tmp[64]; /* long enough for environment variables */
190 int i = getenv_r ("baudrate", tmp, sizeof (tmp));
192 gd->baudrate = (i > 0)
193 ? (int) simple_strtoul (tmp, NULL, 10)
198 /***********************************************************************/
200 static int init_func_ram (void)
202 #ifdef CONFIG_BOARD_TYPES
203 int board_type = gd->board_type;
205 int board_type = 0; /* use dummy arg */
209 if ((gd->ram_size = initdram (board_type)) > 0) {
210 print_size (gd->ram_size, "\n");
217 /***********************************************************************/
219 #if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
220 static int init_func_i2c (void)
223 i2c_init (CFG_I2C_SPEED, CFG_I2C_SLAVE);
229 /***********************************************************************/
231 #if defined(CONFIG_WATCHDOG)
232 static int init_func_watchdog_init (void)
234 puts (" Watchdog enabled\n");
238 # define INIT_FUNC_WATCHDOG_INIT init_func_watchdog_init,
240 static int init_func_watchdog_reset (void)
245 # define INIT_FUNC_WATCHDOG_RESET init_func_watchdog_reset,
247 # define INIT_FUNC_WATCHDOG_INIT /* undef */
248 # define INIT_FUNC_WATCHDOG_RESET /* undef */
249 #endif /* CONFIG_WATCHDOG */
251 /************************************************************************
252 * Initialization sequence *
253 ************************************************************************
256 init_fnc_t *init_sequence[] = {
258 #if defined(CONFIG_BOARD_EARLY_INIT_F)
262 #if !defined(CONFIG_8xx_CPUCLK_DEFAULT)
263 get_clocks, /* get CPU and bus clocks (etc.) */
264 #if defined(CONFIG_TQM8xxL) && !defined(CONFIG_TQM866M)
265 adjust_sdram_tbs_8xx,
269 #ifdef CFG_ALLOC_DPRAM
270 #if !defined(CONFIG_CPM2)
274 #if defined(CONFIG_BOARD_POSTCLK_INIT)
278 #if defined(CONFIG_8xx_CPUCLK_DEFAULT)
279 get_clocks_866, /* get CPU and bus clocks according to the environment variable */
280 sdram_adjust_866, /* adjust sdram refresh rate according to the new clock */
287 #if defined(CONFIG_8260)
290 #endif /* CONFIG_8260 */
292 #if defined(CONFIG_MPC83XX)
297 #if defined(CONFIG_MPC5xxx)
299 #endif /* CONFIG_MPC5xxx */
300 #if defined(CONFIG_MPC8220)
304 INIT_FUNC_WATCHDOG_INIT
305 #if defined(CONFIG_MISC_INIT_F)
308 INIT_FUNC_WATCHDOG_RESET
309 #if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
312 #if defined(CONFIG_DTT) /* Digital Thermometers and Thermostats */
318 INIT_FUNC_WATCHDOG_RESET
320 #if defined(CFG_DRAM_TEST)
322 #endif /* CFG_DRAM_TEST */
323 INIT_FUNC_WATCHDOG_RESET
325 NULL, /* Terminate this list */
328 /************************************************************************
330 * This is the first part of the initialization sequence that is
331 * implemented in C, but still running from ROM.
333 * The main purpose is to provide a (serial) console interface as
334 * soon as possible (so we can see any error messages), and to
335 * initialize the RAM so that we can relocate the monitor code to
338 * Be aware of the restrictions: global data is read-only, BSS is not
339 * initialized, and stack space is limited to a few kB.
341 ************************************************************************
344 void board_init_f (ulong bootflag)
347 ulong len, addr, addr_sp;
350 init_fnc_t **init_fnc_ptr;
354 uchar tmp[64]; /* long enough for environment variables */
357 /* Pointer is writable since we allocated a register for it */
358 gd = (gd_t *) (CFG_INIT_RAM_ADDR + CFG_GBL_DATA_OFFSET);
359 /* compiler optimization barrier needed for GCC >= 3.4 */
360 __asm__ __volatile__("": : :"memory");
362 #if !defined(CONFIG_CPM2)
363 /* Clear initial global data */
364 memset ((void *) gd, 0, sizeof (gd_t));
367 for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr) {
368 if ((*init_fnc_ptr) () != 0) {
374 * Now that we have DRAM mapped and working, we can
375 * relocate the code and continue running from DRAM.
377 * Reserve memory at end of RAM for (top down in that order):
378 * - kernel log buffer
382 * - board info struct
384 len = (ulong)&_end - CFG_MONITOR_BASE;
386 #ifndef CONFIG_VERY_BIG_RAM
387 addr = CFG_SDRAM_BASE + gd->ram_size;
389 /* only allow stack below 256M */
390 addr = CFG_SDRAM_BASE +
391 (gd->ram_size > 256 << 20) ? 256 << 20 : gd->ram_size;
394 #ifdef CONFIG_LOGBUFFER
395 /* reserve kernel log buffer */
396 addr -= (LOGBUFF_RESERVE);
397 debug ("Reserving %dk for kernel logbuffer at %08lx\n", LOGBUFF_LEN, addr);
402 * reserve protected RAM
404 i = getenv_r ("pram", tmp, sizeof (tmp));
405 reg = (i > 0) ? simple_strtoul (tmp, NULL, 10) : CONFIG_PRAM;
406 addr -= (reg << 10); /* size is in kB */
407 debug ("Reserving %ldk for protected RAM at %08lx\n", reg, addr);
408 #endif /* CONFIG_PRAM */
410 /* round down to next 4 kB limit */
412 debug ("Top of RAM usable for U-Boot at: %08lx\n", addr);
415 /* reserve memory for LCD display (always full pages) */
416 addr = lcd_setmem (addr);
418 #endif /* CONFIG_LCD */
420 #if defined(CONFIG_VIDEO) && defined(CONFIG_8xx)
421 /* reserve memory for video display (always full pages) */
422 addr = video_setmem (addr);
424 #endif /* CONFIG_VIDEO */
427 * reserve memory for U-Boot code, data & bss
428 * round down to next 4 kB limit
433 debug ("Reserving %ldk for U-Boot at: %08lx\n", len >> 10, addr);
435 #ifdef CONFIG_AMIGAONEG3SE
436 gd->relocaddr = addr;
440 * reserve memory for malloc() arena
442 addr_sp = addr - TOTAL_MALLOC_LEN;
443 debug ("Reserving %dk for malloc() at: %08lx\n",
444 TOTAL_MALLOC_LEN >> 10, addr_sp);
447 * (permanently) allocate a Board Info struct
448 * and a permanent copy of the "global" data
450 addr_sp -= sizeof (bd_t);
451 bd = (bd_t *) addr_sp;
453 debug ("Reserving %d Bytes for Board Info at: %08lx\n",
454 sizeof (bd_t), addr_sp);
455 addr_sp -= sizeof (gd_t);
456 id = (gd_t *) addr_sp;
457 debug ("Reserving %d Bytes for Global Data at: %08lx\n",
458 sizeof (gd_t), addr_sp);
461 * Finally, we set up a new (bigger) stack.
463 * Leave some safety gap for SP, force alignment on 16 byte boundary
464 * Clear initial stack frame
468 s = (ulong *)addr_sp;
472 debug ("Stack Pointer at: %08lx\n", addr_sp);
475 * Save local variables to board info struct
478 bd->bi_memstart = CFG_SDRAM_BASE; /* start of DRAM memory */
479 bd->bi_memsize = gd->ram_size; /* size of DRAM memory in bytes */
482 bd->bi_sramstart = SRAM_BASE; /* start of SRAM memory */
483 bd->bi_sramsize = SRAM_SIZE; /* size of SRAM memory */
484 #elif defined CONFIG_MPC8220
485 bd->bi_sramstart = CFG_SRAM_BASE; /* start of SRAM memory */
486 bd->bi_sramsize = CFG_SRAM_SIZE; /* size of SRAM memory */
488 bd->bi_sramstart = 0; /* FIXME */ /* start of SRAM memory */
489 bd->bi_sramsize = 0; /* FIXME */ /* size of SRAM memory */
492 #if defined(CONFIG_8xx) || defined(CONFIG_8260) || defined(CONFIG_5xx) || \
494 bd->bi_immr_base = CFG_IMMR; /* base of IMMR register */
496 #if defined(CONFIG_MPC5xxx)
497 bd->bi_mbar_base = CFG_MBAR; /* base of internal registers */
499 #if defined(CONFIG_MPC83XX)
500 bd->bi_immrbar = CFG_IMMRBAR;
502 #if defined(CONFIG_MPC8220)
503 bd->bi_mbar_base = CFG_MBAR; /* base of internal registers */
504 bd->bi_inpfreq = gd->inp_clk;
505 bd->bi_pcifreq = gd->pci_clk;
506 bd->bi_vcofreq = gd->vco_clk;
507 bd->bi_pevfreq = gd->pev_clk;
508 bd->bi_flbfreq = gd->flb_clk;
510 /* store bootparam to sram (backward compatible), here? */
512 u32 *sram = (u32 *)CFG_SRAM_BASE;
513 *sram++ = gd->ram_size;
514 *sram++ = gd->bus_clk;
515 *sram++ = gd->inp_clk;
516 *sram++ = gd->cpu_clk;
517 *sram++ = gd->vco_clk;
518 *sram++ = gd->flb_clk;
519 *sram++ = 0xb8c3ba11; /* boot signature */
523 bd->bi_bootflags = bootflag; /* boot / reboot flag (for LynxOS) */
526 bd->bi_intfreq = gd->cpu_clk; /* Internal Freq, in Hz */
527 bd->bi_busfreq = gd->bus_clk; /* Bus Freq, in Hz */
528 #if defined(CONFIG_CPM2)
529 bd->bi_cpmfreq = gd->cpm_clk;
530 bd->bi_brgfreq = gd->brg_clk;
531 bd->bi_sccfreq = gd->scc_clk;
532 bd->bi_vco = gd->vco_out;
533 #endif /* CONFIG_CPM2 */
534 #if defined(CONFIG_MPC5xxx)
535 bd->bi_ipbfreq = gd->ipb_clk;
536 bd->bi_pcifreq = gd->pci_clk;
537 #endif /* CONFIG_MPC5xxx */
538 bd->bi_baudrate = gd->baudrate; /* Console Baudrate */
541 strncpy (bd->bi_s_version, "1.2", sizeof (bd->bi_s_version));
542 strncpy (bd->bi_r_version, U_BOOT_VERSION, sizeof (bd->bi_r_version));
544 bd->bi_procfreq = gd->cpu_clk; /* Processor Speed, In Hz */
545 bd->bi_plb_busfreq = gd->bus_clk;
546 #if defined(CONFIG_405GP) || defined(CONFIG_405EP) || defined(CONFIG_440EP) || defined(CONFIG_440GR)
547 bd->bi_pci_busfreq = get_PCI_freq ();
548 bd->bi_opbfreq = get_OPB_freq ();
549 #elif defined(CONFIG_XILINX_ML300)
550 bd->bi_pci_busfreq = get_PCI_freq ();
554 debug ("New Stack Pointer is: %08lx\n", addr_sp);
559 post_bootmode_init();
560 post_run (NULL, POST_ROM | post_bootmode_get(0));
565 memcpy (id, (void *)gd, sizeof (gd_t));
567 relocate_code (addr_sp, id, addr);
569 /* NOTREACHED - relocate_code() does not return */
573 /************************************************************************
575 * This is the next part if the initialization sequence: we are now
576 * running from RAM and have a "normal" C environment, i. e. global
577 * data can be written, BSS has been cleared, the stack size in not
578 * that critical any more, etc.
580 ************************************************************************
583 void board_init_r (gd_t *id, ulong dest_addr)
589 extern void malloc_bin_reloc (void);
590 #ifndef CFG_ENV_IS_NOWHERE
591 extern char * env_name_spec;
598 gd = id; /* initialize RAM version of global data */
601 gd->flags |= GD_FLG_RELOC; /* tell others: relocation done */
603 debug ("Now running in RAM - U-Boot at: %08lx\n", dest_addr);
607 #if defined(CONFIG_BOARD_EARLY_INIT_R)
608 board_early_init_r ();
611 gd->reloc_off = dest_addr - CFG_MONITOR_BASE;
613 monitor_flash_len = (ulong)&__init_end - dest_addr;
615 #ifdef CONFIG_SERIAL_MULTI
620 * We have to relocate the command table manually
622 for (cmdtp = &__u_boot_cmd_start; cmdtp != &__u_boot_cmd_end; cmdtp++) {
624 addr = (ulong) (cmdtp->cmd) + gd->reloc_off;
626 printf ("Command \"%s\": 0x%08lx => 0x%08lx\n",
627 cmdtp->name, (ulong) (cmdtp->cmd), addr);
630 (int (*)(struct cmd_tbl_s *, int, int, char *[]))addr;
632 addr = (ulong)(cmdtp->name) + gd->reloc_off;
633 cmdtp->name = (char *)addr;
636 addr = (ulong)(cmdtp->usage) + gd->reloc_off;
637 cmdtp->usage = (char *)addr;
641 addr = (ulong)(cmdtp->help) + gd->reloc_off;
642 cmdtp->help = (char *)addr;
646 /* there are some other pointer constants we must deal with */
647 #ifndef CFG_ENV_IS_NOWHERE
648 env_name_spec += gd->reloc_off;
653 #ifdef CONFIG_LOGBUFFER
654 logbuff_init_ptrs ();
657 post_output_backlog ();
663 #if defined(CONFIG_IP860) || defined(CONFIG_PCU_E) || defined (CONFIG_FLAGADM)
664 icache_enable (); /* it's time to enable the instruction cache */
667 #if defined(CFG_INIT_RAM_LOCK) && defined(CONFIG_E500)
668 unlock_ram_in_cache(); /* it's time to unlock D-cache in e500 */
671 #if defined(CONFIG_BAB7xx) || defined(CONFIG_CPC45)
673 * Do PCI configuration on BAB7xx and CPC45 _before_ the flash
674 * gets initialised, because we need the ISA resp. PCI_to_LOCAL bus
679 #if defined(CONFIG_BAB7xx)
681 * Initialise the ISA bridge
683 initialise_w83c553f ();
686 asm ("sync ; isync");
689 * Setup trap handlers
691 trap_init (dest_addr);
693 #if !defined(CFG_NO_FLASH)
696 if ((flash_size = flash_init ()) > 0) {
697 # ifdef CFG_FLASH_CHECKSUM
698 print_size (flash_size, "");
700 * Compute and print flash CRC if flashchecksum is set to 'y'
702 * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
704 s = getenv ("flashchecksum");
705 if (s && (*s == 'y')) {
706 printf (" CRC: %08lX",
707 crc32 (0, (const unsigned char *) CFG_FLASH_BASE, flash_size)
711 # else /* !CFG_FLASH_CHECKSUM */
712 print_size (flash_size, "\n");
713 # endif /* CFG_FLASH_CHECKSUM */
719 bd->bi_flashstart = CFG_FLASH_BASE; /* update start of FLASH memory */
720 bd->bi_flashsize = flash_size; /* size of FLASH memory (final value) */
721 # if defined(CONFIG_PCU_E) || defined(CONFIG_OXC) || defined(CONFIG_RMU)
722 /* flash mapped at end of memory map */
723 bd->bi_flashoffset = TEXT_BASE + flash_size;
724 # elif CFG_MONITOR_BASE == CFG_FLASH_BASE
725 bd->bi_flashoffset = monitor_flash_len; /* reserved area for startup monitor */
727 bd->bi_flashoffset = 0;
729 #else /* CFG_NO_FLASH */
731 bd->bi_flashsize = 0;
732 bd->bi_flashstart = 0;
733 bd->bi_flashoffset = 0;
734 #endif /* !CFG_NO_FLASH */
738 /* initialize higher level parts of CPU like time base and timers */
743 /* initialize malloc() area */
748 # if !defined(CFG_ENV_IS_IN_EEPROM)
754 /* relocate environment function pointers etc. */
758 * Fill in missing fields of bd_info.
759 * We do this here, where we have "normal" access to the
760 * environment; we used to do this still running from ROM,
761 * where had to use getenv_r(), which can be pretty slow when
762 * the environment is in EEPROM.
765 #if defined(CFG_EXTBDINFO)
766 #if defined(CONFIG_405GP) || defined(CONFIG_405EP)
767 #if defined(CONFIG_I2CFAST)
769 * set bi_iic_fast for linux taking environment variable
770 * "i2cfast" into account
773 char *s = getenv ("i2cfast");
774 if (s && ((*s == 'y') || (*s == 'Y'))) {
775 bd->bi_iic_fast[0] = 1;
776 bd->bi_iic_fast[1] = 1;
778 bd->bi_iic_fast[0] = 0;
779 bd->bi_iic_fast[1] = 0;
783 bd->bi_iic_fast[0] = 0;
784 bd->bi_iic_fast[1] = 0;
785 #endif /* CONFIG_I2CFAST */
786 #endif /* CONFIG_405GP, CONFIG_405EP */
787 #endif /* CFG_EXTBDINFO */
789 s = getenv ("ethaddr");
790 #if defined (CONFIG_MBX) || defined (CONFIG_RPXCLASSIC) || defined(CONFIG_IAD210)
792 board_get_enetaddr (bd->bi_enetaddr);
795 for (i = 0; i < 6; ++i) {
796 bd->bi_enetaddr[i] = s ? simple_strtoul (s, &e, 16) : 0;
798 s = (*e) ? e + 1 : e;
801 if ((gd->board_type >> 16) == 2)
802 bd->bi_ethspeed = gd->board_type & 0xFFFF;
804 bd->bi_ethspeed = 0xFFFF;
808 load_sernum_ethaddr ();
811 #ifdef CONFIG_HAS_ETH1
812 /* handle the 2nd ethernet address */
814 s = getenv ("eth1addr");
816 for (i = 0; i < 6; ++i) {
817 bd->bi_enet1addr[i] = s ? simple_strtoul (s, &e, 16) : 0;
819 s = (*e) ? e + 1 : e;
822 #ifdef CONFIG_HAS_ETH2
823 /* handle the 3rd ethernet address */
825 s = getenv ("eth2addr");
826 #if defined(CONFIG_XPEDITE1K) || defined(CONFIG_METROBOX) || defined(CONFIG_KAREF)
828 board_get_enetaddr(bd->bi_enet2addr);
831 for (i = 0; i < 6; ++i) {
832 bd->bi_enet2addr[i] = s ? simple_strtoul (s, &e, 16) : 0;
834 s = (*e) ? e + 1 : e;
838 #ifdef CONFIG_HAS_ETH3
839 /* handle 4th ethernet address */
840 s = getenv("eth3addr");
841 #if defined(CONFIG_XPEDITE1K) || defined(CONFIG_METROBOX) || defined(CONFIG_KAREF)
843 board_get_enetaddr(bd->bi_enet3addr);
846 for (i = 0; i < 6; ++i) {
847 bd->bi_enet3addr[i] = s ? simple_strtoul (s, &e, 16) : 0;
849 s = (*e) ? e + 1 : e;
853 #if defined(CONFIG_TQM8xxL) || defined(CONFIG_TQM8260) || \
854 defined(CONFIG_CCM) || defined(CONFIG_KUP4K) || defined(CONFIG_KUP4X)
855 load_sernum_ethaddr ();
858 bd->bi_ip_addr = getenv_IPaddr ("ipaddr");
862 #if defined(CONFIG_PCI) && !defined(CONFIG_BAB7xx) && !defined(CONFIG_CPC45)
864 * Do pci configuration
869 /** leave this here (after malloc(), environment and PCI are working) **/
870 /* Initialize devices */
873 /* Initialize the jump table for applications */
876 /* Initialize the console (after the relocation and devices init) */
879 #if defined(CONFIG_CCM) || \
880 defined(CONFIG_COGENT) || \
881 defined(CONFIG_CPCI405) || \
882 defined(CONFIG_EVB64260) || \
883 defined(CONFIG_KUP4K) || \
884 defined(CONFIG_KUP4X) || \
885 defined(CONFIG_LWMON) || \
886 defined(CONFIG_PCU_E) || \
887 defined(CONFIG_W7O) || \
888 defined(CONFIG_MISC_INIT_R)
889 /* miscellaneous platform dependent initialisations */
894 if (bd->bi_ethspeed != 0xFFFF)
895 hermes_start_lxt980 ((int) bd->bi_ethspeed);
898 #if (CONFIG_COMMANDS & CFG_CMD_NET) && ( \
899 defined(CONFIG_CCM) || \
900 defined(CONFIG_ELPT860) || \
901 defined(CONFIG_EP8260) || \
902 defined(CONFIG_IP860) || \
903 defined(CONFIG_IVML24) || \
904 defined(CONFIG_IVMS8) || \
905 defined(CONFIG_MPC8260ADS) || \
906 defined(CONFIG_MPC8266ADS) || \
907 defined(CONFIG_MPC8560ADS) || \
908 defined(CONFIG_PCU_E) || \
909 defined(CONFIG_RPXSUPER) || \
910 defined(CONFIG_STXGP3) || \
911 defined(CONFIG_SPD823TS) || \
912 defined(CONFIG_RESET_PHY_R) )
915 debug ("Reset Ethernet PHY\n");
919 #if (CONFIG_COMMANDS & CFG_CMD_KGDB)
925 debug ("U-Boot relocated to %08lx\n", dest_addr);
932 /* Must happen after interrupts are initialized since
933 * an irq handler gets installed
935 #ifdef CONFIG_SERIAL_SOFTWARE_FIFO
936 serial_buffered_init();
939 #ifdef CONFIG_STATUS_LED
940 status_led_set (STATUS_LED_BOOT, STATUS_LED_BLINKING);
947 /* Initialize from environment */
948 if ((s = getenv ("loadaddr")) != NULL) {
949 load_addr = simple_strtoul (s, NULL, 16);
951 #if (CONFIG_COMMANDS & CFG_CMD_NET)
952 if ((s = getenv ("bootfile")) != NULL) {
953 copy_filename (BootFile, s, sizeof (BootFile));
955 #endif /* CFG_CMD_NET */
959 #if (CONFIG_COMMANDS & CFG_CMD_SCSI)
965 #if (CONFIG_COMMANDS & CFG_CMD_DOC)
971 #if (CONFIG_COMMANDS & CFG_CMD_NAND)
974 nand_init(); /* go init the NAND */
977 #if (CONFIG_COMMANDS & CFG_CMD_NET) && defined(CONFIG_NET_MULTI)
984 post_run (NULL, POST_RAM | post_bootmode_get(0));
987 #if (CONFIG_COMMANDS & CFG_CMD_PCMCIA) && !(CONFIG_COMMANDS & CFG_CMD_IDE)
993 #if (CONFIG_COMMANDS & CFG_CMD_IDE)
995 # ifdef CONFIG_IDE_8xx_PCCARD
1001 #endif /* CFG_CMD_IDE */
1003 #ifdef CONFIG_LAST_STAGE_INIT
1006 * Some parts can be only initialized if all others (like
1007 * Interrupts) are up and running (i.e. the PC-style ISA
1013 #if (CONFIG_COMMANDS & CFG_CMD_BEDBUG)
1018 #if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER)
1020 * Export available size of memory for Linux,
1021 * taking into account the protected RAM at top of memory
1029 if ((s = getenv ("pram")) != NULL) {
1030 pram = simple_strtoul (s, NULL, 10);
1037 #ifdef CONFIG_LOGBUFFER
1038 /* Also take the logbuffer into account (pram is in kB) */
1039 pram += (LOGBUFF_LEN+LOGBUFF_OVERHEAD)/1024;
1041 sprintf (memsz, "%ldk", (bd->bi_memsize / 1024) - pram);
1042 setenv ("mem", memsz);
1046 #ifdef CONFIG_PS2KBD
1051 #ifdef CONFIG_MODEM_SUPPORT
1053 extern int do_mdm_init;
1054 do_mdm_init = gd->do_mdm_init;
1058 /* Initialization complete - start the monitor */
1060 /* main_loop() can return to retry autoboot, if so just run it again. */
1066 /* NOTREACHED - no way out of command loop except booting */
1071 puts ("### ERROR ### Please RESET the board ###\n");
1072 #ifdef CONFIG_SHOW_BOOT_PROGRESS
1073 show_boot_progress(-30);
1078 #ifdef CONFIG_MODEM_SUPPORT
1079 /* called from main loop (common/main.c) */
1080 extern void dbg(const char *fmt, ...);
1086 extern char console_buffer[];
1087 static inline void mdm_readline(char *buf, int bufsiz);
1088 extern void enable_putc(void);
1089 extern int hwflow_onoff(int);
1091 enable_putc(); /* enable serial_putc() */
1093 #ifdef CONFIG_HWFLOW
1094 init_str = getenv("mdm_flow_control");
1095 if (init_str && (strcmp(init_str, "rts/cts") == 0))
1102 sprintf(env_str, "mdm_init%d", i);
1103 if ((init_str = getenv(env_str)) != NULL) {
1104 serial_puts(init_str);
1107 mdm_readline(console_buffer, CFG_CBSIZE);
1108 dbg("ini%d: [%s]", i, console_buffer);
1110 if ((strcmp(console_buffer, "OK") == 0) ||
1111 (strcmp(console_buffer, "ERROR") == 0)) {
1112 dbg("ini%d: cmd done", i);
1114 } else /* in case we are originating call ... */
1115 if (strncmp(console_buffer, "CONNECT", 7) == 0) {
1116 dbg("ini%d: connect", i);
1121 break; /* no init string - stop modem init */
1128 /* final stage - wait for connect */
1129 for(;i > 1;) { /* if 'i' > 1 - wait for connection
1130 message from modem */
1131 mdm_readline(console_buffer, CFG_CBSIZE);
1132 dbg("ini_f: [%s]", console_buffer);
1133 if (strncmp(console_buffer, "CONNECT", 7) == 0) {
1134 dbg("ini_f: connected");
1142 /* 'inline' - We have to do it fast */
1143 static inline void mdm_readline(char *buf, int bufsiz)
1154 /* dbg("(%c)", c); */
1166 return; /* sanity check */
1176 #if 0 /* We could use plain global data, but the resulting code is bigger */
1178 * Pointer to initial global data area
1180 * Here we initialize it.
1182 #undef XTRN_DECLARE_GLOBAL_DATA_PTR
1183 #define XTRN_DECLARE_GLOBAL_DATA_PTR /* empty = allocate here */
1184 DECLARE_GLOBAL_DATA_PTR = (gd_t *) (CFG_INIT_RAM_ADDR + CFG_GBL_DATA_OFFSET);
1187 /************************************************************************/