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 #if !defined(CFG_MEM_TOP_HIDE)
124 #define CFG_MEM_TOP_HIDE 0
127 extern ulong __init_end;
129 ulong monitor_flash_len;
131 #if defined(CONFIG_CMD_BEDBUG)
132 #include <bedbug/type.h>
136 * Begin and End of memory area for malloc(), and current "brk"
138 static ulong mem_malloc_start = 0;
139 static ulong mem_malloc_end = 0;
140 static ulong mem_malloc_brk = 0;
142 /************************************************************************
144 ************************************************************************
148 * The Malloc area is immediately below the monitor copy in DRAM
150 static void mem_malloc_init (void)
152 #if !defined(CONFIG_RELOC_FIXUP_WORKS)
153 mem_malloc_end = CFG_MONITOR_BASE + gd->reloc_off;
155 mem_malloc_start = mem_malloc_end - TOTAL_MALLOC_LEN;
156 mem_malloc_brk = mem_malloc_start;
158 memset ((void *) mem_malloc_start,
160 mem_malloc_end - mem_malloc_start);
163 void *sbrk (ptrdiff_t increment)
165 ulong old = mem_malloc_brk;
166 ulong new = old + increment;
168 if ((new < mem_malloc_start) || (new > mem_malloc_end)) {
171 mem_malloc_brk = new;
172 return ((void *) old);
175 char *strmhz (char *buf, long hz)
181 l = sprintf (buf, "%ld", n);
182 m = (hz % 1000000L) / 1000L;
184 sprintf (buf + l, ".%03ld", m);
189 * All attempts to come up with a "common" initialization sequence
190 * that works for all boards and architectures failed: some of the
191 * requirements are just _too_ different. To get rid of the resulting
192 * mess of board dependend #ifdef'ed code we now make the whole
193 * initialization sequence configurable to the user.
195 * The requirements for any new initalization function is simple: it
196 * receives a pointer to the "global data" structure as it's only
197 * argument, and returns an integer return code, where 0 means
198 * "continue" and != 0 means "fatal error, hang the system".
200 typedef int (init_fnc_t) (void);
202 /************************************************************************
204 ************************************************************************
205 * Some of this code should be moved into the core functions,
206 * but let's get it working (again) first...
209 static int init_baudrate (void)
211 char tmp[64]; /* long enough for environment variables */
212 int i = getenv_r ("baudrate", tmp, sizeof (tmp));
214 gd->baudrate = (i > 0)
215 ? (int) simple_strtoul (tmp, NULL, 10)
220 /***********************************************************************/
222 void __board_add_ram_info(int use_default)
224 /* please define platform specific board_add_ram_info() */
226 void board_add_ram_info(int) __attribute__((weak, alias("__board_add_ram_info")));
229 static int init_func_ram (void)
231 #ifdef CONFIG_BOARD_TYPES
232 int board_type = gd->board_type;
234 int board_type = 0; /* use dummy arg */
238 if ((gd->ram_size = initdram (board_type)) > 0) {
239 print_size (gd->ram_size, "");
240 board_add_ram_info(0);
248 /***********************************************************************/
250 #if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
251 static int init_func_i2c (void)
254 i2c_init (CFG_I2C_SPEED, CFG_I2C_SLAVE);
260 #if defined(CONFIG_HARD_SPI)
261 static int init_func_spi (void)
270 /***********************************************************************/
272 #if defined(CONFIG_WATCHDOG)
273 static int init_func_watchdog_init (void)
275 puts (" Watchdog enabled\n");
279 # define INIT_FUNC_WATCHDOG_INIT init_func_watchdog_init,
281 static int init_func_watchdog_reset (void)
286 # define INIT_FUNC_WATCHDOG_RESET init_func_watchdog_reset,
288 # define INIT_FUNC_WATCHDOG_INIT /* undef */
289 # define INIT_FUNC_WATCHDOG_RESET /* undef */
290 #endif /* CONFIG_WATCHDOG */
292 /************************************************************************
293 * Initialization sequence *
294 ************************************************************************
297 init_fnc_t *init_sequence[] = {
299 #if defined(CONFIG_BOARD_EARLY_INIT_F)
303 #if !defined(CONFIG_8xx_CPUCLK_DEFAULT)
304 get_clocks, /* get CPU and bus clocks (etc.) */
305 #if defined(CONFIG_TQM8xxL) && !defined(CONFIG_TQM866M) \
306 && !defined(CONFIG_TQM885D)
307 adjust_sdram_tbs_8xx,
311 #ifdef CFG_ALLOC_DPRAM
312 #if !defined(CONFIG_CPM2)
316 #if defined(CONFIG_BOARD_POSTCLK_INIT)
320 #if defined(CONFIG_8xx_CPUCLK_DEFAULT)
321 get_clocks_866, /* get CPU and bus clocks according to the environment variable */
322 sdram_adjust_866, /* adjust sdram refresh rate according to the new clock */
329 #if defined(CONFIG_8260)
332 #endif /* CONFIG_8260 */
333 #if defined(CONFIG_MPC83XX)
337 #if defined(CONFIG_MPC5xxx)
339 #endif /* CONFIG_MPC5xxx */
340 #if defined(CONFIG_MPC8220)
344 INIT_FUNC_WATCHDOG_INIT
345 #if defined(CONFIG_MISC_INIT_F)
348 INIT_FUNC_WATCHDOG_RESET
349 #if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
352 #if defined(CONFIG_HARD_SPI)
355 #if defined(CONFIG_DTT) /* Digital Thermometers and Thermostats */
361 INIT_FUNC_WATCHDOG_RESET
363 #if defined(CFG_DRAM_TEST)
365 #endif /* CFG_DRAM_TEST */
366 INIT_FUNC_WATCHDOG_RESET
368 NULL, /* Terminate this list */
371 #ifndef CONFIG_MAX_MEM_MAPPED
372 #define CONFIG_MAX_MEM_MAPPED (256 << 20)
374 ulong get_effective_memsize(void)
376 #ifndef CONFIG_VERY_BIG_RAM
379 /* limit stack to what we can reasonable map */
380 return ((gd->ram_size > CONFIG_MAX_MEM_MAPPED) ?
381 CONFIG_MAX_MEM_MAPPED : gd->ram_size);
385 /************************************************************************
387 * This is the first part of the initialization sequence that is
388 * implemented in C, but still running from ROM.
390 * The main purpose is to provide a (serial) console interface as
391 * soon as possible (so we can see any error messages), and to
392 * initialize the RAM so that we can relocate the monitor code to
395 * Be aware of the restrictions: global data is read-only, BSS is not
396 * initialized, and stack space is limited to a few kB.
398 ************************************************************************
401 void board_init_f (ulong bootflag)
404 ulong len, addr, addr_sp;
407 init_fnc_t **init_fnc_ptr;
411 uchar tmp[64]; /* long enough for environment variables */
414 /* Pointer is writable since we allocated a register for it */
415 gd = (gd_t *) (CFG_INIT_RAM_ADDR + CFG_GBL_DATA_OFFSET);
416 /* compiler optimization barrier needed for GCC >= 3.4 */
417 __asm__ __volatile__("": : :"memory");
419 #if !defined(CONFIG_CPM2) && !defined(CONFIG_MPC83XX)
420 /* Clear initial global data */
421 memset ((void *) gd, 0, sizeof (gd_t));
424 for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr) {
425 if ((*init_fnc_ptr) () != 0) {
431 * Now that we have DRAM mapped and working, we can
432 * relocate the code and continue running from DRAM.
434 * Reserve memory at end of RAM for (top down in that order):
435 * - area that won't get touched by U-Boot and Linux (optional)
436 * - kernel log buffer
440 * - board info struct
442 len = (ulong)&_end - CFG_MONITOR_BASE;
445 * Subtract specified amount of memory to hide so that it won't
446 * get "touched" at all by U-Boot. By fixing up gd->ram_size
447 * the Linux kernel should now get passed the now "corrected"
448 * memory size and won't touch it either. This should work
449 * for arch/ppc and arch/powerpc. Only Linux board ports in
450 * arch/powerpc with bootwrapper support, that recalculate the
451 * memory size from the SDRAM controller setup will have to
454 gd->ram_size -= CFG_MEM_TOP_HIDE;
456 addr = CFG_SDRAM_BASE + get_effective_memsize();
458 #ifdef CONFIG_LOGBUFFER
459 #ifndef CONFIG_ALT_LB_ADDR
460 /* reserve kernel log buffer */
461 addr -= (LOGBUFF_RESERVE);
462 debug ("Reserving %dk for kernel logbuffer at %08lx\n", LOGBUFF_LEN, addr);
468 * reserve protected RAM
470 i = getenv_r ("pram", (char *)tmp, sizeof (tmp));
471 reg = (i > 0) ? simple_strtoul ((const char *)tmp, NULL, 10) : CONFIG_PRAM;
472 addr -= (reg << 10); /* size is in kB */
473 debug ("Reserving %ldk for protected RAM at %08lx\n", reg, addr);
474 #endif /* CONFIG_PRAM */
476 /* round down to next 4 kB limit */
478 debug ("Top of RAM usable for U-Boot at: %08lx\n", addr);
481 /* reserve memory for LCD display (always full pages) */
482 addr = lcd_setmem (addr);
484 #endif /* CONFIG_LCD */
486 #if defined(CONFIG_VIDEO) && defined(CONFIG_8xx)
487 /* reserve memory for video display (always full pages) */
488 addr = video_setmem (addr);
490 #endif /* CONFIG_VIDEO */
493 * reserve memory for U-Boot code, data & bss
494 * round down to next 4 kB limit
499 /* round down to next 64 kB limit so that IVPR stays aligned */
500 addr &= ~(65536 - 1);
503 debug ("Reserving %ldk for U-Boot at: %08lx\n", len >> 10, addr);
505 #ifdef CONFIG_AMIGAONEG3SE
506 gd->relocaddr = addr;
510 * reserve memory for malloc() arena
512 addr_sp = addr - TOTAL_MALLOC_LEN;
513 debug ("Reserving %dk for malloc() at: %08lx\n",
514 TOTAL_MALLOC_LEN >> 10, addr_sp);
517 * (permanently) allocate a Board Info struct
518 * and a permanent copy of the "global" data
520 addr_sp -= sizeof (bd_t);
521 bd = (bd_t *) addr_sp;
523 debug ("Reserving %d Bytes for Board Info at: %08lx\n",
524 sizeof (bd_t), addr_sp);
525 addr_sp -= sizeof (gd_t);
526 id = (gd_t *) addr_sp;
527 debug ("Reserving %d Bytes for Global Data at: %08lx\n",
528 sizeof (gd_t), addr_sp);
531 * Finally, we set up a new (bigger) stack.
533 * Leave some safety gap for SP, force alignment on 16 byte boundary
534 * Clear initial stack frame
538 s = (ulong *)addr_sp;
542 debug ("Stack Pointer at: %08lx\n", addr_sp);
545 * Save local variables to board info struct
548 bd->bi_memstart = CFG_SDRAM_BASE; /* start of DRAM memory */
549 bd->bi_memsize = gd->ram_size; /* size of DRAM memory in bytes */
552 bd->bi_sramstart = SRAM_BASE; /* start of SRAM memory */
553 bd->bi_sramsize = SRAM_SIZE; /* size of SRAM memory */
554 #elif defined CONFIG_MPC8220
555 bd->bi_sramstart = CFG_SRAM_BASE; /* start of SRAM memory */
556 bd->bi_sramsize = CFG_SRAM_SIZE; /* size of SRAM memory */
558 bd->bi_sramstart = 0; /* FIXME */ /* start of SRAM memory */
559 bd->bi_sramsize = 0; /* FIXME */ /* size of SRAM memory */
562 #if defined(CONFIG_8xx) || defined(CONFIG_8260) || defined(CONFIG_5xx) || \
563 defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
564 bd->bi_immr_base = CFG_IMMR; /* base of IMMR register */
566 #if defined(CONFIG_MPC5xxx)
567 bd->bi_mbar_base = CFG_MBAR; /* base of internal registers */
569 #if defined(CONFIG_MPC83XX)
570 bd->bi_immrbar = CFG_IMMR;
572 #if defined(CONFIG_MPC8220)
573 bd->bi_mbar_base = CFG_MBAR; /* base of internal registers */
574 bd->bi_inpfreq = gd->inp_clk;
575 bd->bi_pcifreq = gd->pci_clk;
576 bd->bi_vcofreq = gd->vco_clk;
577 bd->bi_pevfreq = gd->pev_clk;
578 bd->bi_flbfreq = gd->flb_clk;
580 /* store bootparam to sram (backward compatible), here? */
582 u32 *sram = (u32 *)CFG_SRAM_BASE;
583 *sram++ = gd->ram_size;
584 *sram++ = gd->bus_clk;
585 *sram++ = gd->inp_clk;
586 *sram++ = gd->cpu_clk;
587 *sram++ = gd->vco_clk;
588 *sram++ = gd->flb_clk;
589 *sram++ = 0xb8c3ba11; /* boot signature */
593 bd->bi_bootflags = bootflag; /* boot / reboot flag (for LynxOS) */
596 bd->bi_intfreq = gd->cpu_clk; /* Internal Freq, in Hz */
597 bd->bi_busfreq = gd->bus_clk; /* Bus Freq, in Hz */
598 #if defined(CONFIG_CPM2)
599 bd->bi_cpmfreq = gd->cpm_clk;
600 bd->bi_brgfreq = gd->brg_clk;
601 bd->bi_sccfreq = gd->scc_clk;
602 bd->bi_vco = gd->vco_out;
603 #endif /* CONFIG_CPM2 */
604 #if defined(CONFIG_MPC512X)
605 bd->bi_ipsfreq = gd->ips_clk;
606 #endif /* CONFIG_MPC512X */
607 #if defined(CONFIG_MPC5xxx)
608 bd->bi_ipbfreq = gd->ipb_clk;
609 bd->bi_pcifreq = gd->pci_clk;
610 #endif /* CONFIG_MPC5xxx */
611 bd->bi_baudrate = gd->baudrate; /* Console Baudrate */
614 strncpy ((char *)bd->bi_s_version, "1.2", sizeof (bd->bi_s_version));
615 strncpy ((char *)bd->bi_r_version, U_BOOT_VERSION, sizeof (bd->bi_r_version));
617 bd->bi_procfreq = gd->cpu_clk; /* Processor Speed, In Hz */
618 bd->bi_plb_busfreq = gd->bus_clk;
619 #if defined(CONFIG_405GP) || defined(CONFIG_405EP) || \
620 defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
621 defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
622 bd->bi_pci_busfreq = get_PCI_freq ();
623 bd->bi_opbfreq = get_OPB_freq ();
624 #elif defined(CONFIG_XILINX_ML300)
625 bd->bi_pci_busfreq = get_PCI_freq ();
629 debug ("New Stack Pointer is: %08lx\n", addr_sp);
634 post_bootmode_init();
635 post_run (NULL, POST_ROM | post_bootmode_get(0));
640 memcpy (id, (void *)gd, sizeof (gd_t));
642 relocate_code (addr_sp, id, addr);
644 /* NOTREACHED - relocate_code() does not return */
647 /************************************************************************
649 * This is the next part if the initialization sequence: we are now
650 * running from RAM and have a "normal" C environment, i. e. global
651 * data can be written, BSS has been cleared, the stack size in not
652 * that critical any more, etc.
654 ************************************************************************
656 void board_init_r (gd_t *id, ulong dest_addr)
662 extern void malloc_bin_reloc (void);
663 #ifndef CFG_ENV_IS_NOWHERE
664 extern char * env_name_spec;
671 gd = id; /* initialize RAM version of global data */
674 gd->flags |= GD_FLG_RELOC; /* tell others: relocation done */
676 #if defined(CONFIG_RELOC_FIXUP_WORKS)
678 mem_malloc_end = dest_addr;
680 gd->reloc_off = dest_addr - CFG_MONITOR_BASE;
683 #ifdef CONFIG_SERIAL_MULTI
687 debug ("Now running in RAM - U-Boot at: %08lx\n", dest_addr);
691 #if defined(CONFIG_BOARD_EARLY_INIT_R)
692 board_early_init_r ();
695 monitor_flash_len = (ulong)&__init_end - dest_addr;
698 * We have to relocate the command table manually
700 for (cmdtp = &__u_boot_cmd_start; cmdtp != &__u_boot_cmd_end; cmdtp++) {
702 addr = (ulong) (cmdtp->cmd) + gd->reloc_off;
704 printf ("Command \"%s\": 0x%08lx => 0x%08lx\n",
705 cmdtp->name, (ulong) (cmdtp->cmd), addr);
708 (int (*)(struct cmd_tbl_s *, int, int, char *[]))addr;
710 addr = (ulong)(cmdtp->name) + gd->reloc_off;
711 cmdtp->name = (char *)addr;
714 addr = (ulong)(cmdtp->usage) + gd->reloc_off;
715 cmdtp->usage = (char *)addr;
719 addr = (ulong)(cmdtp->help) + gd->reloc_off;
720 cmdtp->help = (char *)addr;
724 /* there are some other pointer constants we must deal with */
725 #ifndef CFG_ENV_IS_NOWHERE
726 env_name_spec += gd->reloc_off;
731 #ifdef CONFIG_LOGBUFFER
732 logbuff_init_ptrs ();
735 post_output_backlog ();
741 #if defined(CONFIG_IP860) || defined(CONFIG_PCU_E) || \
742 defined (CONFIG_FLAGADM) || defined(CONFIG_MPC83XX)
743 icache_enable (); /* it's time to enable the instruction cache */
746 #if defined(CFG_INIT_RAM_LOCK) && defined(CONFIG_E500)
747 unlock_ram_in_cache(); /* it's time to unlock D-cache in e500 */
750 #if defined(CONFIG_BAB7xx) || defined(CONFIG_CPC45)
752 * Do PCI configuration on BAB7xx and CPC45 _before_ the flash
753 * gets initialised, because we need the ISA resp. PCI_to_LOCAL bus
758 #if defined(CONFIG_BAB7xx)
760 * Initialise the ISA bridge
762 initialise_w83c553f ();
765 asm ("sync ; isync");
768 * Setup trap handlers
770 trap_init (dest_addr);
772 #if !defined(CFG_NO_FLASH)
775 if ((flash_size = flash_init ()) > 0) {
776 # ifdef CFG_FLASH_CHECKSUM
777 print_size (flash_size, "");
779 * Compute and print flash CRC if flashchecksum is set to 'y'
781 * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
783 s = getenv ("flashchecksum");
784 if (s && (*s == 'y')) {
785 printf (" CRC: %08lX",
786 crc32 (0, (const unsigned char *) CFG_FLASH_BASE, flash_size)
790 # else /* !CFG_FLASH_CHECKSUM */
791 print_size (flash_size, "\n");
792 # endif /* CFG_FLASH_CHECKSUM */
798 bd->bi_flashstart = CFG_FLASH_BASE; /* update start of FLASH memory */
799 bd->bi_flashsize = flash_size; /* size of FLASH memory (final value) */
801 #if defined(CFG_UPDATE_FLASH_SIZE)
802 /* Make a update of the Memctrl. */
803 update_flash_size (flash_size);
807 # if defined(CONFIG_PCU_E) || defined(CONFIG_OXC) || defined(CONFIG_RMU)
808 /* flash mapped at end of memory map */
809 bd->bi_flashoffset = TEXT_BASE + flash_size;
810 # elif CFG_MONITOR_BASE == CFG_FLASH_BASE
811 bd->bi_flashoffset = monitor_flash_len; /* reserved area for startup monitor */
813 bd->bi_flashoffset = 0;
815 #else /* CFG_NO_FLASH */
817 bd->bi_flashsize = 0;
818 bd->bi_flashstart = 0;
819 bd->bi_flashoffset = 0;
820 #endif /* !CFG_NO_FLASH */
824 /* initialize higher level parts of CPU like time base and timers */
829 /* initialize malloc() area */
834 # if !defined(CFG_ENV_IS_IN_EEPROM)
840 #if defined(CONFIG_CMD_NAND)
843 nand_init(); /* go init the NAND */
846 /* relocate environment function pointers etc. */
850 * Fill in missing fields of bd_info.
851 * We do this here, where we have "normal" access to the
852 * environment; we used to do this still running from ROM,
853 * where had to use getenv_r(), which can be pretty slow when
854 * the environment is in EEPROM.
857 #if defined(CFG_EXTBDINFO)
858 #if defined(CONFIG_405GP) || defined(CONFIG_405EP)
859 #if defined(CONFIG_I2CFAST)
861 * set bi_iic_fast for linux taking environment variable
862 * "i2cfast" into account
865 char *s = getenv ("i2cfast");
866 if (s && ((*s == 'y') || (*s == 'Y'))) {
867 bd->bi_iic_fast[0] = 1;
868 bd->bi_iic_fast[1] = 1;
870 bd->bi_iic_fast[0] = 0;
871 bd->bi_iic_fast[1] = 0;
875 bd->bi_iic_fast[0] = 0;
876 bd->bi_iic_fast[1] = 0;
877 #endif /* CONFIG_I2CFAST */
878 #endif /* CONFIG_405GP, CONFIG_405EP */
879 #endif /* CFG_EXTBDINFO */
881 #if defined(CONFIG_SC3)
885 #if defined (CFG_ID_EEPROM) || defined (CFG_I2C_MAC_OFFSET)
886 mac_read_from_eeprom();
889 s = getenv ("ethaddr");
890 #if defined (CONFIG_MBX) || \
891 defined (CONFIG_RPXCLASSIC) || \
892 defined(CONFIG_IAD210) || \
895 board_get_enetaddr (bd->bi_enetaddr);
898 for (i = 0; i < 6; ++i) {
899 bd->bi_enetaddr[i] = s ? simple_strtoul (s, &e, 16) : 0;
901 s = (*e) ? e + 1 : e;
904 if ((gd->board_type >> 16) == 2)
905 bd->bi_ethspeed = gd->board_type & 0xFFFF;
907 bd->bi_ethspeed = 0xFFFF;
911 load_sernum_ethaddr ();
914 #ifdef CONFIG_HAS_ETH1
915 /* handle the 2nd ethernet address */
917 s = getenv ("eth1addr");
919 for (i = 0; i < 6; ++i) {
920 bd->bi_enet1addr[i] = s ? simple_strtoul (s, &e, 16) : 0;
922 s = (*e) ? e + 1 : e;
925 #ifdef CONFIG_HAS_ETH2
926 /* handle the 3rd ethernet address */
928 s = getenv ("eth2addr");
929 #if defined(CONFIG_XPEDITE1K) || defined(CONFIG_METROBOX) || defined(CONFIG_KAREF)
931 board_get_enetaddr(bd->bi_enet2addr);
934 for (i = 0; i < 6; ++i) {
935 bd->bi_enet2addr[i] = s ? simple_strtoul (s, &e, 16) : 0;
937 s = (*e) ? e + 1 : e;
941 #ifdef CONFIG_HAS_ETH3
942 /* handle 4th ethernet address */
943 s = getenv("eth3addr");
944 #if defined(CONFIG_XPEDITE1K) || defined(CONFIG_METROBOX) || defined(CONFIG_KAREF)
946 board_get_enetaddr(bd->bi_enet3addr);
949 for (i = 0; i < 6; ++i) {
950 bd->bi_enet3addr[i] = s ? simple_strtoul (s, &e, 16) : 0;
952 s = (*e) ? e + 1 : e;
956 #if defined(CONFIG_TQM8xxL) || defined(CONFIG_TQM8260) || \
957 defined(CONFIG_TQM8272) || \
958 defined(CONFIG_CCM) || defined(CONFIG_KUP4K) || \
959 defined(CONFIG_KUP4X) || defined(CONFIG_PCS440EP)
960 load_sernum_ethaddr ();
963 bd->bi_ip_addr = getenv_IPaddr ("ipaddr");
967 #if defined(CONFIG_PCI) && !defined(CONFIG_BAB7xx) && !defined(CONFIG_CPC45)
969 * Do pci configuration
974 /** leave this here (after malloc(), environment and PCI are working) **/
975 /* Initialize devices */
978 /* Initialize the jump table for applications */
981 #if defined(CONFIG_API)
986 /* Initialize the console (after the relocation and devices init) */
989 #if defined(CONFIG_CCM) || \
990 defined(CONFIG_COGENT) || \
991 defined(CONFIG_CPCI405) || \
992 defined(CONFIG_EVB64260) || \
993 defined(CONFIG_KUP4K) || \
994 defined(CONFIG_KUP4X) || \
995 defined(CONFIG_LWMON) || \
996 defined(CONFIG_PCU_E) || \
997 defined(CONFIG_SC3) || \
998 defined(CONFIG_W7O) || \
999 defined(CONFIG_MISC_INIT_R)
1000 /* miscellaneous platform dependent initialisations */
1004 #ifdef CONFIG_HERMES
1005 if (bd->bi_ethspeed != 0xFFFF)
1006 hermes_start_lxt980 ((int) bd->bi_ethspeed);
1009 #if defined(CONFIG_CMD_KGDB)
1015 debug ("U-Boot relocated to %08lx\n", dest_addr);
1022 /* Must happen after interrupts are initialized since
1023 * an irq handler gets installed
1025 #ifdef CONFIG_SERIAL_SOFTWARE_FIFO
1026 serial_buffered_init();
1029 #if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT)
1030 status_led_set (STATUS_LED_BOOT, STATUS_LED_BLINKING);
1037 /* Initialize from environment */
1038 if ((s = getenv ("loadaddr")) != NULL) {
1039 load_addr = simple_strtoul (s, NULL, 16);
1041 #if defined(CONFIG_CMD_NET)
1042 if ((s = getenv ("bootfile")) != NULL) {
1043 copy_filename (BootFile, s, sizeof (BootFile));
1049 #if defined(CONFIG_CMD_SCSI)
1055 #if defined(CONFIG_CMD_DOC)
1061 #if defined(CONFIG_CMD_NET)
1062 #if defined(CONFIG_NET_MULTI)
1066 eth_initialize (bd);
1069 #if defined(CONFIG_CMD_NET) && ( \
1070 defined(CONFIG_CCM) || \
1071 defined(CONFIG_ELPT860) || \
1072 defined(CONFIG_EP8260) || \
1073 defined(CONFIG_IP860) || \
1074 defined(CONFIG_IVML24) || \
1075 defined(CONFIG_IVMS8) || \
1076 defined(CONFIG_MPC8260ADS) || \
1077 defined(CONFIG_MPC8266ADS) || \
1078 defined(CONFIG_MPC8560ADS) || \
1079 defined(CONFIG_PCU_E) || \
1080 defined(CONFIG_RPXSUPER) || \
1081 defined(CONFIG_STXGP3) || \
1082 defined(CONFIG_SPD823TS) || \
1083 defined(CONFIG_RESET_PHY_R) )
1086 debug ("Reset Ethernet PHY\n");
1091 post_run (NULL, POST_RAM | post_bootmode_get(0));
1094 #if defined(CONFIG_CMD_PCMCIA) \
1095 && !defined(CONFIG_CMD_IDE)
1101 #if defined(CONFIG_CMD_IDE)
1103 # ifdef CONFIG_IDE_8xx_PCCARD
1108 #if defined(CONFIG_START_IDE)
1109 if (board_start_ide())
1116 #if defined(CONFIG_CMD_SATA)
1121 #ifdef CONFIG_LAST_STAGE_INIT
1124 * Some parts can be only initialized if all others (like
1125 * Interrupts) are up and running (i.e. the PC-style ISA
1131 #if defined(CONFIG_CMD_BEDBUG)
1136 #if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER)
1138 * Export available size of memory for Linux,
1139 * taking into account the protected RAM at top of memory
1147 if ((s = getenv ("pram")) != NULL) {
1148 pram = simple_strtoul (s, NULL, 10);
1155 #ifdef CONFIG_LOGBUFFER
1156 #ifndef CONFIG_ALT_LB_ADDR
1157 /* Also take the logbuffer into account (pram is in kB) */
1158 pram += (LOGBUFF_LEN+LOGBUFF_OVERHEAD)/1024;
1161 sprintf ((char *)memsz, "%ldk", (bd->bi_memsize / 1024) - pram);
1162 setenv ("mem", (char *)memsz);
1166 #ifdef CONFIG_PS2KBD
1171 #ifdef CONFIG_MODEM_SUPPORT
1173 extern int do_mdm_init;
1174 do_mdm_init = gd->do_mdm_init;
1178 /* Initialization complete - start the monitor */
1180 /* main_loop() can return to retry autoboot, if so just run it again. */
1186 /* NOTREACHED - no way out of command loop except booting */
1191 puts ("### ERROR ### Please RESET the board ###\n");
1192 show_boot_progress(-30);
1196 #ifdef CONFIG_MODEM_SUPPORT
1197 /* called from main loop (common/main.c) */
1198 /* 'inline' - We have to do it fast */
1199 static inline void mdm_readline(char *buf, int bufsiz)
1210 /* dbg("(%c)", c); */
1222 return; /* sanity check */
1231 extern void dbg(const char *fmt, ...);
1237 extern char console_buffer[];
1238 extern void enable_putc(void);
1239 extern int hwflow_onoff(int);
1241 enable_putc(); /* enable serial_putc() */
1243 #ifdef CONFIG_HWFLOW
1244 init_str = getenv("mdm_flow_control");
1245 if (init_str && (strcmp(init_str, "rts/cts") == 0))
1252 sprintf(env_str, "mdm_init%d", i);
1253 if ((init_str = getenv(env_str)) != NULL) {
1254 serial_puts(init_str);
1257 mdm_readline(console_buffer, CFG_CBSIZE);
1258 dbg("ini%d: [%s]", i, console_buffer);
1260 if ((strcmp(console_buffer, "OK") == 0) ||
1261 (strcmp(console_buffer, "ERROR") == 0)) {
1262 dbg("ini%d: cmd done", i);
1264 } else /* in case we are originating call ... */
1265 if (strncmp(console_buffer, "CONNECT", 7) == 0) {
1266 dbg("ini%d: connect", i);
1271 break; /* no init string - stop modem init */
1278 /* final stage - wait for connect */
1279 for(;i > 1;) { /* if 'i' > 1 - wait for connection
1280 message from modem */
1281 mdm_readline(console_buffer, CFG_CBSIZE);
1282 dbg("ini_f: [%s]", console_buffer);
1283 if (strncmp(console_buffer, "CONNECT", 7) == 0) {
1284 dbg("ini_f: connected");
1294 #if 0 /* We could use plain global data, but the resulting code is bigger */
1296 * Pointer to initial global data area
1298 * Here we initialize it.
1300 #undef XTRN_DECLARE_GLOBAL_DATA_PTR
1301 #define XTRN_DECLARE_GLOBAL_DATA_PTR /* empty = allocate here */
1302 DECLARE_GLOBAL_DATA_PTR = (gd_t *) (CFG_INIT_RAM_ADDR + CFG_GBL_DATA_OFFSET);
1305 /************************************************************************/