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)
98 static char *failed = "*** failed ***\n";
100 #if defined(CONFIG_OXC) || defined(CONFIG_PCU_E) || defined(CONFIG_RMU)
101 extern flash_info_t flash_info[];
104 #if defined(CONFIG_START_IDE)
105 extern int board_start_ide(void);
107 #include <environment.h>
109 DECLARE_GLOBAL_DATA_PTR;
111 #if defined(CFG_ENV_IS_EMBEDDED)
112 #define TOTAL_MALLOC_LEN CFG_MALLOC_LEN
113 #elif ( ((CFG_ENV_ADDR+CFG_ENV_SIZE) < CFG_MONITOR_BASE) || \
114 (CFG_ENV_ADDR >= (CFG_MONITOR_BASE + CFG_MONITOR_LEN)) ) || \
115 defined(CFG_ENV_IS_IN_NVRAM)
116 #define TOTAL_MALLOC_LEN (CFG_MALLOC_LEN + CFG_ENV_SIZE)
118 #define TOTAL_MALLOC_LEN CFG_MALLOC_LEN
121 #if !defined(CFG_MEM_TOP_HIDE)
122 #define CFG_MEM_TOP_HIDE 0
125 extern ulong __init_end;
127 ulong monitor_flash_len;
129 #if defined(CONFIG_CMD_BEDBUG)
130 #include <bedbug/type.h>
134 * Begin and End of memory area for malloc(), and current "brk"
136 static ulong mem_malloc_start = 0;
137 static ulong mem_malloc_end = 0;
138 static ulong mem_malloc_brk = 0;
140 /************************************************************************
142 ************************************************************************
146 * The Malloc area is immediately below the monitor copy in DRAM
148 static void mem_malloc_init (void)
150 #if !defined(CONFIG_RELOC_FIXUP_WORKS)
151 mem_malloc_end = CFG_MONITOR_BASE + gd->reloc_off;
153 mem_malloc_start = mem_malloc_end - TOTAL_MALLOC_LEN;
154 mem_malloc_brk = mem_malloc_start;
156 memset ((void *) mem_malloc_start,
158 mem_malloc_end - mem_malloc_start);
161 void *sbrk (ptrdiff_t increment)
163 ulong old = mem_malloc_brk;
164 ulong new = old + increment;
166 if ((new < mem_malloc_start) || (new > mem_malloc_end)) {
169 mem_malloc_brk = new;
170 return ((void *) old);
173 char *strmhz (char *buf, long hz)
179 l = sprintf (buf, "%ld", n);
180 m = (hz % 1000000L) / 1000L;
182 sprintf (buf + l, ".%03ld", m);
187 * All attempts to come up with a "common" initialization sequence
188 * that works for all boards and architectures failed: some of the
189 * requirements are just _too_ different. To get rid of the resulting
190 * mess of board dependend #ifdef'ed code we now make the whole
191 * initialization sequence configurable to the user.
193 * The requirements for any new initalization function is simple: it
194 * receives a pointer to the "global data" structure as it's only
195 * argument, and returns an integer return code, where 0 means
196 * "continue" and != 0 means "fatal error, hang the system".
198 typedef int (init_fnc_t) (void);
200 /************************************************************************
202 ************************************************************************
203 * Some of this code should be moved into the core functions,
204 * but let's get it working (again) first...
207 static int init_baudrate (void)
209 char tmp[64]; /* long enough for environment variables */
210 int i = getenv_r ("baudrate", tmp, sizeof (tmp));
212 gd->baudrate = (i > 0)
213 ? (int) simple_strtoul (tmp, NULL, 10)
218 /***********************************************************************/
220 void __board_add_ram_info(int use_default)
222 /* please define platform specific board_add_ram_info() */
224 void board_add_ram_info(int) __attribute__((weak, alias("__board_add_ram_info")));
227 static int init_func_ram (void)
229 #ifdef CONFIG_BOARD_TYPES
230 int board_type = gd->board_type;
232 int board_type = 0; /* use dummy arg */
236 if ((gd->ram_size = initdram (board_type)) > 0) {
237 print_size (gd->ram_size, "");
238 board_add_ram_info(0);
246 /***********************************************************************/
248 #if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
249 static int init_func_i2c (void)
252 i2c_init (CFG_I2C_SPEED, CFG_I2C_SLAVE);
258 #if defined(CONFIG_HARD_SPI)
259 static int init_func_spi (void)
268 /***********************************************************************/
270 #if defined(CONFIG_WATCHDOG)
271 static int init_func_watchdog_init (void)
273 puts (" Watchdog enabled\n");
277 # define INIT_FUNC_WATCHDOG_INIT init_func_watchdog_init,
279 static int init_func_watchdog_reset (void)
284 # define INIT_FUNC_WATCHDOG_RESET init_func_watchdog_reset,
286 # define INIT_FUNC_WATCHDOG_INIT /* undef */
287 # define INIT_FUNC_WATCHDOG_RESET /* undef */
288 #endif /* CONFIG_WATCHDOG */
290 /************************************************************************
291 * Initialization sequence *
292 ************************************************************************
295 init_fnc_t *init_sequence[] = {
297 #if defined(CONFIG_BOARD_EARLY_INIT_F)
301 #if !defined(CONFIG_8xx_CPUCLK_DEFAULT)
302 get_clocks, /* get CPU and bus clocks (etc.) */
303 #if defined(CONFIG_TQM8xxL) && !defined(CONFIG_TQM866M) \
304 && !defined(CONFIG_TQM885D)
305 adjust_sdram_tbs_8xx,
309 #ifdef CFG_ALLOC_DPRAM
310 #if !defined(CONFIG_CPM2)
314 #if defined(CONFIG_BOARD_POSTCLK_INIT)
318 #if defined(CONFIG_8xx_CPUCLK_DEFAULT)
319 get_clocks_866, /* get CPU and bus clocks according to the environment variable */
320 sdram_adjust_866, /* adjust sdram refresh rate according to the new clock */
327 #if defined(CONFIG_8260)
330 #endif /* CONFIG_8260 */
331 #if defined(CONFIG_MPC83XX)
335 #if defined(CONFIG_MPC5xxx)
337 #endif /* CONFIG_MPC5xxx */
338 #if defined(CONFIG_MPC8220)
342 INIT_FUNC_WATCHDOG_INIT
343 #if defined(CONFIG_MISC_INIT_F)
346 INIT_FUNC_WATCHDOG_RESET
347 #if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
350 #if defined(CONFIG_HARD_SPI)
353 #if defined(CONFIG_DTT) /* Digital Thermometers and Thermostats */
359 INIT_FUNC_WATCHDOG_RESET
361 #if defined(CFG_DRAM_TEST)
363 #endif /* CFG_DRAM_TEST */
364 INIT_FUNC_WATCHDOG_RESET
366 NULL, /* Terminate this list */
369 #ifndef CONFIG_MAX_MEM_MAPPED
370 #define CONFIG_MAX_MEM_MAPPED (256 << 20)
372 ulong get_effective_memsize(void)
374 #ifndef CONFIG_VERY_BIG_RAM
377 /* limit stack to what we can reasonable map */
378 return ((gd->ram_size > CONFIG_MAX_MEM_MAPPED) ?
379 CONFIG_MAX_MEM_MAPPED : gd->ram_size);
383 /************************************************************************
385 * This is the first part of the initialization sequence that is
386 * implemented in C, but still running from ROM.
388 * The main purpose is to provide a (serial) console interface as
389 * soon as possible (so we can see any error messages), and to
390 * initialize the RAM so that we can relocate the monitor code to
393 * Be aware of the restrictions: global data is read-only, BSS is not
394 * initialized, and stack space is limited to a few kB.
396 ************************************************************************
399 void board_init_f (ulong bootflag)
402 ulong len, addr, addr_sp;
405 init_fnc_t **init_fnc_ptr;
409 uchar tmp[64]; /* long enough for environment variables */
412 /* Pointer is writable since we allocated a register for it */
413 gd = (gd_t *) (CFG_INIT_RAM_ADDR + CFG_GBL_DATA_OFFSET);
414 /* compiler optimization barrier needed for GCC >= 3.4 */
415 __asm__ __volatile__("": : :"memory");
417 #if !defined(CONFIG_CPM2) && !defined(CONFIG_MPC83XX)
418 /* Clear initial global data */
419 memset ((void *) gd, 0, sizeof (gd_t));
422 for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr) {
423 if ((*init_fnc_ptr) () != 0) {
429 * Now that we have DRAM mapped and working, we can
430 * relocate the code and continue running from DRAM.
432 * Reserve memory at end of RAM for (top down in that order):
433 * - area that won't get touched by U-Boot and Linux (optional)
434 * - kernel log buffer
438 * - board info struct
440 len = (ulong)&_end - CFG_MONITOR_BASE;
443 * Subtract specified amount of memory to hide so that it won't
444 * get "touched" at all by U-Boot. By fixing up gd->ram_size
445 * the Linux kernel should now get passed the now "corrected"
446 * memory size and won't touch it either. This should work
447 * for arch/ppc and arch/powerpc. Only Linux board ports in
448 * arch/powerpc with bootwrapper support, that recalculate the
449 * memory size from the SDRAM controller setup will have to
452 gd->ram_size -= CFG_MEM_TOP_HIDE;
454 addr = CFG_SDRAM_BASE + get_effective_memsize();
456 #ifdef CONFIG_LOGBUFFER
457 #ifndef CONFIG_ALT_LB_ADDR
458 /* reserve kernel log buffer */
459 addr -= (LOGBUFF_RESERVE);
460 debug ("Reserving %dk for kernel logbuffer at %08lx\n", LOGBUFF_LEN, addr);
466 * reserve protected RAM
468 i = getenv_r ("pram", (char *)tmp, sizeof (tmp));
469 reg = (i > 0) ? simple_strtoul ((const char *)tmp, NULL, 10) : CONFIG_PRAM;
470 addr -= (reg << 10); /* size is in kB */
471 debug ("Reserving %ldk for protected RAM at %08lx\n", reg, addr);
472 #endif /* CONFIG_PRAM */
474 /* round down to next 4 kB limit */
476 debug ("Top of RAM usable for U-Boot at: %08lx\n", addr);
479 /* reserve memory for LCD display (always full pages) */
480 addr = lcd_setmem (addr);
482 #endif /* CONFIG_LCD */
484 #if defined(CONFIG_VIDEO) && defined(CONFIG_8xx)
485 /* reserve memory for video display (always full pages) */
486 addr = video_setmem (addr);
488 #endif /* CONFIG_VIDEO */
491 * reserve memory for U-Boot code, data & bss
492 * round down to next 4 kB limit
497 /* round down to next 64 kB limit so that IVPR stays aligned */
498 addr &= ~(65536 - 1);
501 debug ("Reserving %ldk for U-Boot at: %08lx\n", len >> 10, addr);
503 #ifdef CONFIG_AMIGAONEG3SE
504 gd->relocaddr = addr;
508 * reserve memory for malloc() arena
510 addr_sp = addr - TOTAL_MALLOC_LEN;
511 debug ("Reserving %dk for malloc() at: %08lx\n",
512 TOTAL_MALLOC_LEN >> 10, addr_sp);
515 * (permanently) allocate a Board Info struct
516 * and a permanent copy of the "global" data
518 addr_sp -= sizeof (bd_t);
519 bd = (bd_t *) addr_sp;
521 debug ("Reserving %d Bytes for Board Info at: %08lx\n",
522 sizeof (bd_t), addr_sp);
523 addr_sp -= sizeof (gd_t);
524 id = (gd_t *) addr_sp;
525 debug ("Reserving %d Bytes for Global Data at: %08lx\n",
526 sizeof (gd_t), addr_sp);
529 * Finally, we set up a new (bigger) stack.
531 * Leave some safety gap for SP, force alignment on 16 byte boundary
532 * Clear initial stack frame
536 s = (ulong *)addr_sp;
540 debug ("Stack Pointer at: %08lx\n", addr_sp);
543 * Save local variables to board info struct
546 bd->bi_memstart = CFG_SDRAM_BASE; /* start of DRAM memory */
547 bd->bi_memsize = gd->ram_size; /* size of DRAM memory in bytes */
550 bd->bi_sramstart = SRAM_BASE; /* start of SRAM memory */
551 bd->bi_sramsize = SRAM_SIZE; /* size of SRAM memory */
552 #elif defined CONFIG_MPC8220
553 bd->bi_sramstart = CFG_SRAM_BASE; /* start of SRAM memory */
554 bd->bi_sramsize = CFG_SRAM_SIZE; /* size of SRAM memory */
556 bd->bi_sramstart = 0; /* FIXME */ /* start of SRAM memory */
557 bd->bi_sramsize = 0; /* FIXME */ /* size of SRAM memory */
560 #if defined(CONFIG_8xx) || defined(CONFIG_8260) || defined(CONFIG_5xx) || \
561 defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
562 bd->bi_immr_base = CFG_IMMR; /* base of IMMR register */
564 #if defined(CONFIG_MPC5xxx)
565 bd->bi_mbar_base = CFG_MBAR; /* base of internal registers */
567 #if defined(CONFIG_MPC83XX)
568 bd->bi_immrbar = CFG_IMMR;
570 #if defined(CONFIG_MPC8220)
571 bd->bi_mbar_base = CFG_MBAR; /* base of internal registers */
572 bd->bi_inpfreq = gd->inp_clk;
573 bd->bi_pcifreq = gd->pci_clk;
574 bd->bi_vcofreq = gd->vco_clk;
575 bd->bi_pevfreq = gd->pev_clk;
576 bd->bi_flbfreq = gd->flb_clk;
578 /* store bootparam to sram (backward compatible), here? */
580 u32 *sram = (u32 *)CFG_SRAM_BASE;
581 *sram++ = gd->ram_size;
582 *sram++ = gd->bus_clk;
583 *sram++ = gd->inp_clk;
584 *sram++ = gd->cpu_clk;
585 *sram++ = gd->vco_clk;
586 *sram++ = gd->flb_clk;
587 *sram++ = 0xb8c3ba11; /* boot signature */
591 bd->bi_bootflags = bootflag; /* boot / reboot flag (for LynxOS) */
594 bd->bi_intfreq = gd->cpu_clk; /* Internal Freq, in Hz */
595 bd->bi_busfreq = gd->bus_clk; /* Bus Freq, in Hz */
596 #if defined(CONFIG_CPM2)
597 bd->bi_cpmfreq = gd->cpm_clk;
598 bd->bi_brgfreq = gd->brg_clk;
599 bd->bi_sccfreq = gd->scc_clk;
600 bd->bi_vco = gd->vco_out;
601 #endif /* CONFIG_CPM2 */
602 #if defined(CONFIG_MPC512X)
603 bd->bi_ipsfreq = gd->ips_clk;
604 #endif /* CONFIG_MPC512X */
605 #if defined(CONFIG_MPC5xxx)
606 bd->bi_ipbfreq = gd->ipb_clk;
607 bd->bi_pcifreq = gd->pci_clk;
608 #endif /* CONFIG_MPC5xxx */
609 bd->bi_baudrate = gd->baudrate; /* Console Baudrate */
612 strncpy ((char *)bd->bi_s_version, "1.2", sizeof (bd->bi_s_version));
613 strncpy ((char *)bd->bi_r_version, U_BOOT_VERSION, sizeof (bd->bi_r_version));
615 bd->bi_procfreq = gd->cpu_clk; /* Processor Speed, In Hz */
616 bd->bi_plb_busfreq = gd->bus_clk;
617 #if defined(CONFIG_405GP) || defined(CONFIG_405EP) || \
618 defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
619 defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
620 bd->bi_pci_busfreq = get_PCI_freq ();
621 bd->bi_opbfreq = get_OPB_freq ();
622 #elif defined(CONFIG_XILINX_ML300)
623 bd->bi_pci_busfreq = get_PCI_freq ();
627 debug ("New Stack Pointer is: %08lx\n", addr_sp);
632 post_bootmode_init();
633 post_run (NULL, POST_ROM | post_bootmode_get(0));
638 memcpy (id, (void *)gd, sizeof (gd_t));
640 relocate_code (addr_sp, id, addr);
642 /* NOTREACHED - relocate_code() does not return */
645 /************************************************************************
647 * This is the next part if the initialization sequence: we are now
648 * running from RAM and have a "normal" C environment, i. e. global
649 * data can be written, BSS has been cleared, the stack size in not
650 * that critical any more, etc.
652 ************************************************************************
654 void board_init_r (gd_t *id, ulong dest_addr)
660 extern void malloc_bin_reloc (void);
661 #ifndef CFG_ENV_IS_NOWHERE
662 extern char * env_name_spec;
669 gd = id; /* initialize RAM version of global data */
672 gd->flags |= GD_FLG_RELOC; /* tell others: relocation done */
674 #if defined(CONFIG_RELOC_FIXUP_WORKS)
676 mem_malloc_end = dest_addr;
678 gd->reloc_off = dest_addr - CFG_MONITOR_BASE;
681 #ifdef CONFIG_SERIAL_MULTI
685 debug ("Now running in RAM - U-Boot at: %08lx\n", dest_addr);
689 #if defined(CONFIG_BOARD_EARLY_INIT_R)
690 board_early_init_r ();
693 monitor_flash_len = (ulong)&__init_end - dest_addr;
696 * We have to relocate the command table manually
698 for (cmdtp = &__u_boot_cmd_start; cmdtp != &__u_boot_cmd_end; cmdtp++) {
700 addr = (ulong) (cmdtp->cmd) + gd->reloc_off;
702 printf ("Command \"%s\": 0x%08lx => 0x%08lx\n",
703 cmdtp->name, (ulong) (cmdtp->cmd), addr);
706 (int (*)(struct cmd_tbl_s *, int, int, char *[]))addr;
708 addr = (ulong)(cmdtp->name) + gd->reloc_off;
709 cmdtp->name = (char *)addr;
712 addr = (ulong)(cmdtp->usage) + gd->reloc_off;
713 cmdtp->usage = (char *)addr;
717 addr = (ulong)(cmdtp->help) + gd->reloc_off;
718 cmdtp->help = (char *)addr;
722 /* there are some other pointer constants we must deal with */
723 #ifndef CFG_ENV_IS_NOWHERE
724 env_name_spec += gd->reloc_off;
729 #ifdef CONFIG_LOGBUFFER
730 logbuff_init_ptrs ();
733 post_output_backlog ();
739 #if defined(CONFIG_IP860) || defined(CONFIG_PCU_E) || \
740 defined (CONFIG_FLAGADM) || defined(CONFIG_MPC83XX)
741 icache_enable (); /* it's time to enable the instruction cache */
744 #if defined(CFG_INIT_RAM_LOCK) && defined(CONFIG_E500)
745 unlock_ram_in_cache(); /* it's time to unlock D-cache in e500 */
748 #if defined(CONFIG_BAB7xx) || defined(CONFIG_CPC45)
750 * Do PCI configuration on BAB7xx and CPC45 _before_ the flash
751 * gets initialised, because we need the ISA resp. PCI_to_LOCAL bus
756 #if defined(CONFIG_BAB7xx)
758 * Initialise the ISA bridge
760 initialise_w83c553f ();
763 asm ("sync ; isync");
766 * Setup trap handlers
768 trap_init (dest_addr);
770 #if !defined(CFG_NO_FLASH)
773 if ((flash_size = flash_init ()) > 0) {
774 # ifdef CFG_FLASH_CHECKSUM
775 print_size (flash_size, "");
777 * Compute and print flash CRC if flashchecksum is set to 'y'
779 * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
781 s = getenv ("flashchecksum");
782 if (s && (*s == 'y')) {
783 printf (" CRC: %08lX",
784 crc32 (0, (const unsigned char *) CFG_FLASH_BASE, flash_size)
788 # else /* !CFG_FLASH_CHECKSUM */
789 print_size (flash_size, "\n");
790 # endif /* CFG_FLASH_CHECKSUM */
796 bd->bi_flashstart = CFG_FLASH_BASE; /* update start of FLASH memory */
797 bd->bi_flashsize = flash_size; /* size of FLASH memory (final value) */
799 #if defined(CFG_UPDATE_FLASH_SIZE)
800 /* Make a update of the Memctrl. */
801 update_flash_size (flash_size);
805 # if defined(CONFIG_PCU_E) || defined(CONFIG_OXC) || defined(CONFIG_RMU)
806 /* flash mapped at end of memory map */
807 bd->bi_flashoffset = TEXT_BASE + flash_size;
808 # elif CFG_MONITOR_BASE == CFG_FLASH_BASE
809 bd->bi_flashoffset = monitor_flash_len; /* reserved area for startup monitor */
811 bd->bi_flashoffset = 0;
813 #else /* CFG_NO_FLASH */
815 bd->bi_flashsize = 0;
816 bd->bi_flashstart = 0;
817 bd->bi_flashoffset = 0;
818 #endif /* !CFG_NO_FLASH */
822 /* initialize higher level parts of CPU like time base and timers */
827 /* initialize malloc() area */
832 # if !defined(CFG_ENV_IS_IN_EEPROM)
838 #if defined(CONFIG_CMD_NAND)
841 nand_init(); /* go init the NAND */
844 /* relocate environment function pointers etc. */
848 * Fill in missing fields of bd_info.
849 * We do this here, where we have "normal" access to the
850 * environment; we used to do this still running from ROM,
851 * where had to use getenv_r(), which can be pretty slow when
852 * the environment is in EEPROM.
855 #if defined(CFG_EXTBDINFO)
856 #if defined(CONFIG_405GP) || defined(CONFIG_405EP)
857 #if defined(CONFIG_I2CFAST)
859 * set bi_iic_fast for linux taking environment variable
860 * "i2cfast" into account
863 char *s = getenv ("i2cfast");
864 if (s && ((*s == 'y') || (*s == 'Y'))) {
865 bd->bi_iic_fast[0] = 1;
866 bd->bi_iic_fast[1] = 1;
868 bd->bi_iic_fast[0] = 0;
869 bd->bi_iic_fast[1] = 0;
873 bd->bi_iic_fast[0] = 0;
874 bd->bi_iic_fast[1] = 0;
875 #endif /* CONFIG_I2CFAST */
876 #endif /* CONFIG_405GP, CONFIG_405EP */
877 #endif /* CFG_EXTBDINFO */
879 #if defined(CONFIG_SC3)
883 #if defined (CFG_ID_EEPROM) || defined (CFG_I2C_MAC_OFFSET)
884 mac_read_from_eeprom();
887 s = getenv ("ethaddr");
888 #if defined (CONFIG_MBX) || \
889 defined (CONFIG_RPXCLASSIC) || \
890 defined(CONFIG_IAD210) || \
893 board_get_enetaddr (bd->bi_enetaddr);
896 for (i = 0; i < 6; ++i) {
897 bd->bi_enetaddr[i] = s ? simple_strtoul (s, &e, 16) : 0;
899 s = (*e) ? e + 1 : e;
902 if ((gd->board_type >> 16) == 2)
903 bd->bi_ethspeed = gd->board_type & 0xFFFF;
905 bd->bi_ethspeed = 0xFFFF;
909 load_sernum_ethaddr ();
912 #ifdef CONFIG_HAS_ETH1
913 /* handle the 2nd ethernet address */
915 s = getenv ("eth1addr");
917 for (i = 0; i < 6; ++i) {
918 bd->bi_enet1addr[i] = s ? simple_strtoul (s, &e, 16) : 0;
920 s = (*e) ? e + 1 : e;
923 #ifdef CONFIG_HAS_ETH2
924 /* handle the 3rd ethernet address */
926 s = getenv ("eth2addr");
927 #if defined(CONFIG_XPEDITE1K) || defined(CONFIG_METROBOX) || defined(CONFIG_KAREF)
929 board_get_enetaddr(bd->bi_enet2addr);
932 for (i = 0; i < 6; ++i) {
933 bd->bi_enet2addr[i] = s ? simple_strtoul (s, &e, 16) : 0;
935 s = (*e) ? e + 1 : e;
939 #ifdef CONFIG_HAS_ETH3
940 /* handle 4th ethernet address */
941 s = getenv("eth3addr");
942 #if defined(CONFIG_XPEDITE1K) || defined(CONFIG_METROBOX) || defined(CONFIG_KAREF)
944 board_get_enetaddr(bd->bi_enet3addr);
947 for (i = 0; i < 6; ++i) {
948 bd->bi_enet3addr[i] = s ? simple_strtoul (s, &e, 16) : 0;
950 s = (*e) ? e + 1 : e;
954 #if defined(CONFIG_TQM8xxL) || defined(CONFIG_TQM8260) || \
955 defined(CONFIG_TQM8272) || \
956 defined(CONFIG_CCM) || defined(CONFIG_KUP4K) || \
957 defined(CONFIG_KUP4X) || defined(CONFIG_PCS440EP)
958 load_sernum_ethaddr ();
961 bd->bi_ip_addr = getenv_IPaddr ("ipaddr");
965 #if defined(CONFIG_PCI) && !defined(CONFIG_BAB7xx) && !defined(CONFIG_CPC45)
967 * Do pci configuration
972 /** leave this here (after malloc(), environment and PCI are working) **/
973 /* Initialize devices */
976 /* Initialize the jump table for applications */
979 #if defined(CONFIG_API)
984 /* Initialize the console (after the relocation and devices init) */
987 #if defined(CONFIG_CCM) || \
988 defined(CONFIG_COGENT) || \
989 defined(CONFIG_CPCI405) || \
990 defined(CONFIG_EVB64260) || \
991 defined(CONFIG_KUP4K) || \
992 defined(CONFIG_KUP4X) || \
993 defined(CONFIG_LWMON) || \
994 defined(CONFIG_PCU_E) || \
995 defined(CONFIG_SC3) || \
996 defined(CONFIG_W7O) || \
997 defined(CONFIG_MISC_INIT_R)
998 /* miscellaneous platform dependent initialisations */
1002 #ifdef CONFIG_HERMES
1003 if (bd->bi_ethspeed != 0xFFFF)
1004 hermes_start_lxt980 ((int) bd->bi_ethspeed);
1007 #if defined(CONFIG_CMD_KGDB)
1013 debug ("U-Boot relocated to %08lx\n", dest_addr);
1020 /* Must happen after interrupts are initialized since
1021 * an irq handler gets installed
1023 #ifdef CONFIG_SERIAL_SOFTWARE_FIFO
1024 serial_buffered_init();
1027 #if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT)
1028 status_led_set (STATUS_LED_BOOT, STATUS_LED_BLINKING);
1035 /* Initialize from environment */
1036 if ((s = getenv ("loadaddr")) != NULL) {
1037 load_addr = simple_strtoul (s, NULL, 16);
1039 #if defined(CONFIG_CMD_NET)
1040 if ((s = getenv ("bootfile")) != NULL) {
1041 copy_filename (BootFile, s, sizeof (BootFile));
1047 #if defined(CONFIG_CMD_SCSI)
1053 #if defined(CONFIG_CMD_DOC)
1059 #if defined(CONFIG_CMD_NET)
1060 #if defined(CONFIG_NET_MULTI)
1064 eth_initialize (bd);
1067 #if defined(CONFIG_CMD_NET) && ( \
1068 defined(CONFIG_CCM) || \
1069 defined(CONFIG_ELPT860) || \
1070 defined(CONFIG_EP8260) || \
1071 defined(CONFIG_IP860) || \
1072 defined(CONFIG_IVML24) || \
1073 defined(CONFIG_IVMS8) || \
1074 defined(CONFIG_MPC8260ADS) || \
1075 defined(CONFIG_MPC8266ADS) || \
1076 defined(CONFIG_MPC8560ADS) || \
1077 defined(CONFIG_PCU_E) || \
1078 defined(CONFIG_RPXSUPER) || \
1079 defined(CONFIG_STXGP3) || \
1080 defined(CONFIG_SPD823TS) || \
1081 defined(CONFIG_RESET_PHY_R) )
1084 debug ("Reset Ethernet PHY\n");
1089 post_run (NULL, POST_RAM | post_bootmode_get(0));
1092 #if defined(CONFIG_CMD_PCMCIA) \
1093 && !defined(CONFIG_CMD_IDE)
1099 #if defined(CONFIG_CMD_IDE)
1101 # ifdef CONFIG_IDE_8xx_PCCARD
1106 #if defined(CONFIG_START_IDE)
1107 if (board_start_ide())
1114 #if defined(CONFIG_CMD_SATA)
1119 #ifdef CONFIG_LAST_STAGE_INIT
1122 * Some parts can be only initialized if all others (like
1123 * Interrupts) are up and running (i.e. the PC-style ISA
1129 #if defined(CONFIG_CMD_BEDBUG)
1134 #if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER)
1136 * Export available size of memory for Linux,
1137 * taking into account the protected RAM at top of memory
1145 if ((s = getenv ("pram")) != NULL) {
1146 pram = simple_strtoul (s, NULL, 10);
1153 #ifdef CONFIG_LOGBUFFER
1154 #ifndef CONFIG_ALT_LB_ADDR
1155 /* Also take the logbuffer into account (pram is in kB) */
1156 pram += (LOGBUFF_LEN+LOGBUFF_OVERHEAD)/1024;
1159 sprintf ((char *)memsz, "%ldk", (bd->bi_memsize / 1024) - pram);
1160 setenv ("mem", (char *)memsz);
1164 #ifdef CONFIG_PS2KBD
1169 #ifdef CONFIG_MODEM_SUPPORT
1171 extern int do_mdm_init;
1172 do_mdm_init = gd->do_mdm_init;
1176 /* Initialization complete - start the monitor */
1178 /* main_loop() can return to retry autoboot, if so just run it again. */
1184 /* NOTREACHED - no way out of command loop except booting */
1189 puts ("### ERROR ### Please RESET the board ###\n");
1190 show_boot_progress(-30);
1194 #ifdef CONFIG_MODEM_SUPPORT
1195 /* called from main loop (common/main.c) */
1196 /* 'inline' - We have to do it fast */
1197 static inline void mdm_readline(char *buf, int bufsiz)
1208 /* dbg("(%c)", c); */
1220 return; /* sanity check */
1229 extern void dbg(const char *fmt, ...);
1235 extern char console_buffer[];
1236 extern void enable_putc(void);
1237 extern int hwflow_onoff(int);
1239 enable_putc(); /* enable serial_putc() */
1241 #ifdef CONFIG_HWFLOW
1242 init_str = getenv("mdm_flow_control");
1243 if (init_str && (strcmp(init_str, "rts/cts") == 0))
1250 sprintf(env_str, "mdm_init%d", i);
1251 if ((init_str = getenv(env_str)) != NULL) {
1252 serial_puts(init_str);
1255 mdm_readline(console_buffer, CFG_CBSIZE);
1256 dbg("ini%d: [%s]", i, console_buffer);
1258 if ((strcmp(console_buffer, "OK") == 0) ||
1259 (strcmp(console_buffer, "ERROR") == 0)) {
1260 dbg("ini%d: cmd done", i);
1262 } else /* in case we are originating call ... */
1263 if (strncmp(console_buffer, "CONNECT", 7) == 0) {
1264 dbg("ini%d: connect", i);
1269 break; /* no init string - stop modem init */
1276 /* final stage - wait for connect */
1277 for(;i > 1;) { /* if 'i' > 1 - wait for connection
1278 message from modem */
1279 mdm_readline(console_buffer, CFG_CBSIZE);
1280 dbg("ini_f: [%s]", console_buffer);
1281 if (strncmp(console_buffer, "CONNECT", 7) == 0) {
1282 dbg("ini_f: connected");
1292 #if 0 /* We could use plain global data, but the resulting code is bigger */
1294 * Pointer to initial global data area
1296 * Here we initialize it.
1298 #undef XTRN_DECLARE_GLOBAL_DATA_PTR
1299 #define XTRN_DECLARE_GLOBAL_DATA_PTR /* empty = allocate here */
1300 DECLARE_GLOBAL_DATA_PTR = (gd_t *) (CFG_INIT_RAM_ADDR + CFG_GBL_DATA_OFFSET);
1303 /************************************************************************/