2 * (C) Copyright 2000-2006
3 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
5 * See file CREDITS for list of people who contributed to this
8 * This program is free software; you can redistribute it and/or
9 * modify it under the terms of the GNU General Public License as
10 * published by the Free Software Foundation; either version 2 of
11 * the License, or (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
38 #if defined(CONFIG_CMD_IDE)
41 #if defined(CONFIG_CMD_SCSI)
44 #if defined(CONFIG_CMD_KGDB)
47 #ifdef CONFIG_STATUS_LED
48 #include <status_led.h>
52 #ifdef CFG_ALLOC_DPRAM
53 #if !defined(CONFIG_CPM2)
58 #if defined(CONFIG_BAB7xx)
62 #if defined(CONFIG_POST)
65 #if defined(CONFIG_LOGBUFFER)
68 #if defined(CFG_INIT_RAM_LOCK) && defined(CONFIG_E500)
69 #include <asm/cache.h>
75 #ifdef CFG_UPDATE_FLASH_SIZE
76 extern int update_flash_size (int flash_size);
79 #if defined(CONFIG_SC3)
80 extern void sc3_read_eeprom(void);
83 #if defined(CONFIG_CMD_DOC)
86 #if defined(CONFIG_HARD_I2C) || \
87 defined(CONFIG_SOFT_I2C)
90 #if defined(CONFIG_HARD_SPI)
93 #if defined(CONFIG_CMD_NAND)
94 void nand_init (void);
97 static char *failed = "*** failed ***\n";
99 #if defined(CONFIG_OXC) || defined(CONFIG_PCU_E) || defined(CONFIG_RMU)
100 extern flash_info_t flash_info[];
103 #if defined(CONFIG_START_IDE)
104 extern int board_start_ide(void);
106 #include <environment.h>
108 DECLARE_GLOBAL_DATA_PTR;
110 #if defined(CFG_ENV_IS_EMBEDDED)
111 #define TOTAL_MALLOC_LEN CFG_MALLOC_LEN
112 #elif ( ((CFG_ENV_ADDR+CFG_ENV_SIZE) < CFG_MONITOR_BASE) || \
113 (CFG_ENV_ADDR >= (CFG_MONITOR_BASE + CFG_MONITOR_LEN)) ) || \
114 defined(CFG_ENV_IS_IN_NVRAM)
115 #define TOTAL_MALLOC_LEN (CFG_MALLOC_LEN + CFG_ENV_SIZE)
117 #define TOTAL_MALLOC_LEN CFG_MALLOC_LEN
120 extern ulong __init_end;
122 ulong monitor_flash_len;
124 #if defined(CONFIG_CMD_BEDBUG)
125 #include <bedbug/type.h>
129 * Begin and End of memory area for malloc(), and current "brk"
131 static ulong mem_malloc_start = 0;
132 static ulong mem_malloc_end = 0;
133 static ulong mem_malloc_brk = 0;
135 /************************************************************************
137 ************************************************************************
141 * The Malloc area is immediately below the monitor copy in DRAM
143 static void mem_malloc_init (void)
145 #if !defined(CONFIG_RELOC_FIXUP_WORKS)
146 mem_malloc_end = CFG_MONITOR_BASE + gd->reloc_off;
148 mem_malloc_start = mem_malloc_end - TOTAL_MALLOC_LEN;
149 mem_malloc_brk = mem_malloc_start;
151 memset ((void *) mem_malloc_start,
153 mem_malloc_end - mem_malloc_start);
156 void *sbrk (ptrdiff_t increment)
158 ulong old = mem_malloc_brk;
159 ulong new = old + increment;
161 if ((new < mem_malloc_start) || (new > mem_malloc_end)) {
164 mem_malloc_brk = new;
165 return ((void *) old);
168 char *strmhz (char *buf, long hz)
174 l = sprintf (buf, "%ld", n);
175 m = (hz % 1000000L) / 1000L;
177 sprintf (buf + l, ".%03ld", m);
182 * All attempts to come up with a "common" initialization sequence
183 * that works for all boards and architectures failed: some of the
184 * requirements are just _too_ different. To get rid of the resulting
185 * mess of board dependend #ifdef'ed code we now make the whole
186 * initialization sequence configurable to the user.
188 * The requirements for any new initalization function is simple: it
189 * receives a pointer to the "global data" structure as it's only
190 * argument, and returns an integer return code, where 0 means
191 * "continue" and != 0 means "fatal error, hang the system".
193 typedef int (init_fnc_t) (void);
195 /************************************************************************
197 ************************************************************************
198 * Some of this code should be moved into the core functions,
199 * but let's get it working (again) first...
202 static int init_baudrate (void)
204 char tmp[64]; /* long enough for environment variables */
205 int i = getenv_r ("baudrate", tmp, sizeof (tmp));
207 gd->baudrate = (i > 0)
208 ? (int) simple_strtoul (tmp, NULL, 10)
213 /***********************************************************************/
215 void __board_add_ram_info(int use_default)
217 /* please define platform specific board_add_ram_info() */
219 void board_add_ram_info(int) __attribute__((weak, alias("__board_add_ram_info")));
222 static int init_func_ram (void)
224 #ifdef CONFIG_BOARD_TYPES
225 int board_type = gd->board_type;
227 int board_type = 0; /* use dummy arg */
231 if ((gd->ram_size = initdram (board_type)) > 0) {
232 print_size (gd->ram_size, "");
233 board_add_ram_info(0);
241 /***********************************************************************/
243 #if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
244 static int init_func_i2c (void)
247 i2c_init (CFG_I2C_SPEED, CFG_I2C_SLAVE);
253 #if defined(CONFIG_HARD_SPI)
254 static int init_func_spi (void)
263 /***********************************************************************/
265 #if defined(CONFIG_WATCHDOG)
266 static int init_func_watchdog_init (void)
268 puts (" Watchdog enabled\n");
272 # define INIT_FUNC_WATCHDOG_INIT init_func_watchdog_init,
274 static int init_func_watchdog_reset (void)
279 # define INIT_FUNC_WATCHDOG_RESET init_func_watchdog_reset,
281 # define INIT_FUNC_WATCHDOG_INIT /* undef */
282 # define INIT_FUNC_WATCHDOG_RESET /* undef */
283 #endif /* CONFIG_WATCHDOG */
285 /************************************************************************
286 * Initialization sequence *
287 ************************************************************************
290 init_fnc_t *init_sequence[] = {
292 #if defined(CONFIG_BOARD_EARLY_INIT_F)
296 #if !defined(CONFIG_8xx_CPUCLK_DEFAULT)
297 get_clocks, /* get CPU and bus clocks (etc.) */
298 #if defined(CONFIG_TQM8xxL) && !defined(CONFIG_TQM866M) \
299 && !defined(CONFIG_TQM885D)
300 adjust_sdram_tbs_8xx,
304 #ifdef CFG_ALLOC_DPRAM
305 #if !defined(CONFIG_CPM2)
309 #if defined(CONFIG_BOARD_POSTCLK_INIT)
313 #if defined(CONFIG_8xx_CPUCLK_DEFAULT)
314 get_clocks_866, /* get CPU and bus clocks according to the environment variable */
315 sdram_adjust_866, /* adjust sdram refresh rate according to the new clock */
322 #if defined(CONFIG_8260)
325 #endif /* CONFIG_8260 */
326 #if defined(CONFIG_MPC83XX)
330 #if defined(CONFIG_MPC5xxx)
332 #endif /* CONFIG_MPC5xxx */
333 #if defined(CONFIG_MPC8220)
337 INIT_FUNC_WATCHDOG_INIT
338 #if defined(CONFIG_MISC_INIT_F)
341 INIT_FUNC_WATCHDOG_RESET
342 #if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
345 #if defined(CONFIG_HARD_SPI)
348 #if defined(CONFIG_DTT) /* Digital Thermometers and Thermostats */
354 INIT_FUNC_WATCHDOG_RESET
356 #if defined(CFG_DRAM_TEST)
358 #endif /* CFG_DRAM_TEST */
359 INIT_FUNC_WATCHDOG_RESET
361 NULL, /* Terminate this list */
364 #ifndef CONFIG_MAX_MEM_MAPPED
365 #define CONFIG_MAX_MEM_MAPPED (256 << 20)
367 ulong get_effective_memsize(void)
369 #ifndef CONFIG_VERY_BIG_RAM
372 /* limit stack to what we can reasonable map */
373 return ((gd->ram_size > CONFIG_MAX_MEM_MAPPED) ?
374 CONFIG_MAX_MEM_MAPPED : gd->ram_size);
378 /************************************************************************
380 * This is the first part of the initialization sequence that is
381 * implemented in C, but still running from ROM.
383 * The main purpose is to provide a (serial) console interface as
384 * soon as possible (so we can see any error messages), and to
385 * initialize the RAM so that we can relocate the monitor code to
388 * Be aware of the restrictions: global data is read-only, BSS is not
389 * initialized, and stack space is limited to a few kB.
391 ************************************************************************
394 void board_init_f (ulong bootflag)
397 ulong len, addr, addr_sp;
400 init_fnc_t **init_fnc_ptr;
404 uchar tmp[64]; /* long enough for environment variables */
407 /* Pointer is writable since we allocated a register for it */
408 gd = (gd_t *) (CFG_INIT_RAM_ADDR + CFG_GBL_DATA_OFFSET);
409 /* compiler optimization barrier needed for GCC >= 3.4 */
410 __asm__ __volatile__("": : :"memory");
412 #if !defined(CONFIG_CPM2) && !defined(CONFIG_MPC83XX)
413 /* Clear initial global data */
414 memset ((void *) gd, 0, sizeof (gd_t));
417 for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr) {
418 if ((*init_fnc_ptr) () != 0) {
424 * Now that we have DRAM mapped and working, we can
425 * relocate the code and continue running from DRAM.
427 * Reserve memory at end of RAM for (top down in that order):
428 * - kernel log buffer
432 * - board info struct
434 len = (ulong)&_end - CFG_MONITOR_BASE;
436 #ifndef CONFIG_MAX_MEM_MAPPED
437 #define CONFIG_MAX_MEM_MAPPED (256 << 20)
440 #ifndef CONFIG_VERY_BIG_RAM
441 addr = CFG_SDRAM_BASE + get_effective_memsize();
443 /* only allow stack below 256M */
444 addr = CFG_SDRAM_BASE +
445 (gd->ram_size > CONFIG_MAX_MEM_MAPPED) ?
446 CONFIG_MAX_MEM_MAPPED : get_effective_memsize();
449 #ifdef CONFIG_LOGBUFFER
450 #ifndef CONFIG_ALT_LB_ADDR
451 /* reserve kernel log buffer */
452 addr -= (LOGBUFF_RESERVE);
453 debug ("Reserving %dk for kernel logbuffer at %08lx\n", LOGBUFF_LEN, addr);
459 * reserve protected RAM
461 i = getenv_r ("pram", (char *)tmp, sizeof (tmp));
462 reg = (i > 0) ? simple_strtoul ((const char *)tmp, NULL, 10) : CONFIG_PRAM;
463 addr -= (reg << 10); /* size is in kB */
464 debug ("Reserving %ldk for protected RAM at %08lx\n", reg, addr);
465 #endif /* CONFIG_PRAM */
467 /* round down to next 4 kB limit */
469 debug ("Top of RAM usable for U-Boot at: %08lx\n", addr);
472 /* reserve memory for LCD display (always full pages) */
473 addr = lcd_setmem (addr);
475 #endif /* CONFIG_LCD */
477 #if defined(CONFIG_VIDEO) && defined(CONFIG_8xx)
478 /* reserve memory for video display (always full pages) */
479 addr = video_setmem (addr);
481 #endif /* CONFIG_VIDEO */
484 * reserve memory for U-Boot code, data & bss
485 * round down to next 4 kB limit
490 /* round down to next 64 kB limit so that IVPR stays aligned */
491 addr &= ~(65536 - 1);
494 debug ("Reserving %ldk for U-Boot at: %08lx\n", len >> 10, addr);
496 #ifdef CONFIG_AMIGAONEG3SE
497 gd->relocaddr = addr;
501 * reserve memory for malloc() arena
503 addr_sp = addr - TOTAL_MALLOC_LEN;
504 debug ("Reserving %dk for malloc() at: %08lx\n",
505 TOTAL_MALLOC_LEN >> 10, addr_sp);
508 * (permanently) allocate a Board Info struct
509 * and a permanent copy of the "global" data
511 addr_sp -= sizeof (bd_t);
512 bd = (bd_t *) addr_sp;
514 debug ("Reserving %d Bytes for Board Info at: %08lx\n",
515 sizeof (bd_t), addr_sp);
516 addr_sp -= sizeof (gd_t);
517 id = (gd_t *) addr_sp;
518 debug ("Reserving %d Bytes for Global Data at: %08lx\n",
519 sizeof (gd_t), addr_sp);
522 * Finally, we set up a new (bigger) stack.
524 * Leave some safety gap for SP, force alignment on 16 byte boundary
525 * Clear initial stack frame
529 s = (ulong *)addr_sp;
533 debug ("Stack Pointer at: %08lx\n", addr_sp);
536 * Save local variables to board info struct
539 bd->bi_memstart = CFG_SDRAM_BASE; /* start of DRAM memory */
540 bd->bi_memsize = gd->ram_size; /* size of DRAM memory in bytes */
543 bd->bi_sramstart = SRAM_BASE; /* start of SRAM memory */
544 bd->bi_sramsize = SRAM_SIZE; /* size of SRAM memory */
545 #elif defined CONFIG_MPC8220
546 bd->bi_sramstart = CFG_SRAM_BASE; /* start of SRAM memory */
547 bd->bi_sramsize = CFG_SRAM_SIZE; /* size of SRAM memory */
549 bd->bi_sramstart = 0; /* FIXME */ /* start of SRAM memory */
550 bd->bi_sramsize = 0; /* FIXME */ /* size of SRAM memory */
553 #if defined(CONFIG_8xx) || defined(CONFIG_8260) || defined(CONFIG_5xx) || \
554 defined(CONFIG_E500) || defined(CONFIG_MPC86xx)
555 bd->bi_immr_base = CFG_IMMR; /* base of IMMR register */
557 #if defined(CONFIG_MPC5xxx)
558 bd->bi_mbar_base = CFG_MBAR; /* base of internal registers */
560 #if defined(CONFIG_MPC83XX)
561 bd->bi_immrbar = CFG_IMMR;
563 #if defined(CONFIG_MPC8220)
564 bd->bi_mbar_base = CFG_MBAR; /* base of internal registers */
565 bd->bi_inpfreq = gd->inp_clk;
566 bd->bi_pcifreq = gd->pci_clk;
567 bd->bi_vcofreq = gd->vco_clk;
568 bd->bi_pevfreq = gd->pev_clk;
569 bd->bi_flbfreq = gd->flb_clk;
571 /* store bootparam to sram (backward compatible), here? */
573 u32 *sram = (u32 *)CFG_SRAM_BASE;
574 *sram++ = gd->ram_size;
575 *sram++ = gd->bus_clk;
576 *sram++ = gd->inp_clk;
577 *sram++ = gd->cpu_clk;
578 *sram++ = gd->vco_clk;
579 *sram++ = gd->flb_clk;
580 *sram++ = 0xb8c3ba11; /* boot signature */
584 bd->bi_bootflags = bootflag; /* boot / reboot flag (for LynxOS) */
587 bd->bi_intfreq = gd->cpu_clk; /* Internal Freq, in Hz */
588 bd->bi_busfreq = gd->bus_clk; /* Bus Freq, in Hz */
589 #if defined(CONFIG_CPM2)
590 bd->bi_cpmfreq = gd->cpm_clk;
591 bd->bi_brgfreq = gd->brg_clk;
592 bd->bi_sccfreq = gd->scc_clk;
593 bd->bi_vco = gd->vco_out;
594 #endif /* CONFIG_CPM2 */
595 #if defined(CONFIG_MPC512X)
596 bd->bi_ipsfreq = gd->ips_clk;
597 #endif /* CONFIG_MPC512X */
598 #if defined(CONFIG_MPC5xxx)
599 bd->bi_ipbfreq = gd->ipb_clk;
600 bd->bi_pcifreq = gd->pci_clk;
601 #endif /* CONFIG_MPC5xxx */
602 bd->bi_baudrate = gd->baudrate; /* Console Baudrate */
605 strncpy ((char *)bd->bi_s_version, "1.2", sizeof (bd->bi_s_version));
606 strncpy ((char *)bd->bi_r_version, U_BOOT_VERSION, sizeof (bd->bi_r_version));
608 bd->bi_procfreq = gd->cpu_clk; /* Processor Speed, In Hz */
609 bd->bi_plb_busfreq = gd->bus_clk;
610 #if defined(CONFIG_405GP) || defined(CONFIG_405EP) || \
611 defined(CONFIG_440EP) || defined(CONFIG_440GR) || \
612 defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
613 bd->bi_pci_busfreq = get_PCI_freq ();
614 bd->bi_opbfreq = get_OPB_freq ();
615 #elif defined(CONFIG_XILINX_ML300)
616 bd->bi_pci_busfreq = get_PCI_freq ();
620 debug ("New Stack Pointer is: %08lx\n", addr_sp);
625 post_bootmode_init();
626 post_run (NULL, POST_ROM | post_bootmode_get(0));
631 memcpy (id, (void *)gd, sizeof (gd_t));
633 relocate_code (addr_sp, id, addr);
635 /* NOTREACHED - relocate_code() does not return */
638 /************************************************************************
640 * This is the next part if the initialization sequence: we are now
641 * running from RAM and have a "normal" C environment, i. e. global
642 * data can be written, BSS has been cleared, the stack size in not
643 * that critical any more, etc.
645 ************************************************************************
647 void board_init_r (gd_t *id, ulong dest_addr)
653 extern void malloc_bin_reloc (void);
654 #ifndef CFG_ENV_IS_NOWHERE
655 extern char * env_name_spec;
662 gd = id; /* initialize RAM version of global data */
665 gd->flags |= GD_FLG_RELOC; /* tell others: relocation done */
667 #if defined(CONFIG_RELOC_FIXUP_WORKS)
669 mem_malloc_end = dest_addr;
671 gd->reloc_off = dest_addr - CFG_MONITOR_BASE;
674 #ifdef CONFIG_SERIAL_MULTI
678 debug ("Now running in RAM - U-Boot at: %08lx\n", dest_addr);
682 #if defined(CONFIG_BOARD_EARLY_INIT_R)
683 board_early_init_r ();
686 monitor_flash_len = (ulong)&__init_end - dest_addr;
689 * We have to relocate the command table manually
691 for (cmdtp = &__u_boot_cmd_start; cmdtp != &__u_boot_cmd_end; cmdtp++) {
693 addr = (ulong) (cmdtp->cmd) + gd->reloc_off;
695 printf ("Command \"%s\": 0x%08lx => 0x%08lx\n",
696 cmdtp->name, (ulong) (cmdtp->cmd), addr);
699 (int (*)(struct cmd_tbl_s *, int, int, char *[]))addr;
701 addr = (ulong)(cmdtp->name) + gd->reloc_off;
702 cmdtp->name = (char *)addr;
705 addr = (ulong)(cmdtp->usage) + gd->reloc_off;
706 cmdtp->usage = (char *)addr;
710 addr = (ulong)(cmdtp->help) + gd->reloc_off;
711 cmdtp->help = (char *)addr;
715 /* there are some other pointer constants we must deal with */
716 #ifndef CFG_ENV_IS_NOWHERE
717 env_name_spec += gd->reloc_off;
722 #ifdef CONFIG_LOGBUFFER
723 logbuff_init_ptrs ();
726 post_output_backlog ();
732 #if defined(CONFIG_IP860) || defined(CONFIG_PCU_E) || \
733 defined (CONFIG_FLAGADM) || defined(CONFIG_MPC83XX)
734 icache_enable (); /* it's time to enable the instruction cache */
737 #if defined(CFG_INIT_RAM_LOCK) && defined(CONFIG_E500)
738 unlock_ram_in_cache(); /* it's time to unlock D-cache in e500 */
741 #if defined(CONFIG_BAB7xx) || defined(CONFIG_CPC45)
743 * Do PCI configuration on BAB7xx and CPC45 _before_ the flash
744 * gets initialised, because we need the ISA resp. PCI_to_LOCAL bus
749 #if defined(CONFIG_BAB7xx)
751 * Initialise the ISA bridge
753 initialise_w83c553f ();
756 asm ("sync ; isync");
759 * Setup trap handlers
761 trap_init (dest_addr);
763 #if !defined(CFG_NO_FLASH)
766 if ((flash_size = flash_init ()) > 0) {
767 # ifdef CFG_FLASH_CHECKSUM
768 print_size (flash_size, "");
770 * Compute and print flash CRC if flashchecksum is set to 'y'
772 * NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
774 s = getenv ("flashchecksum");
775 if (s && (*s == 'y')) {
776 printf (" CRC: %08lX",
777 crc32 (0, (const unsigned char *) CFG_FLASH_BASE, flash_size)
781 # else /* !CFG_FLASH_CHECKSUM */
782 print_size (flash_size, "\n");
783 # endif /* CFG_FLASH_CHECKSUM */
789 bd->bi_flashstart = CFG_FLASH_BASE; /* update start of FLASH memory */
790 bd->bi_flashsize = flash_size; /* size of FLASH memory (final value) */
792 #if defined(CFG_UPDATE_FLASH_SIZE)
793 /* Make a update of the Memctrl. */
794 update_flash_size (flash_size);
798 # if defined(CONFIG_PCU_E) || defined(CONFIG_OXC) || defined(CONFIG_RMU)
799 /* flash mapped at end of memory map */
800 bd->bi_flashoffset = TEXT_BASE + flash_size;
801 # elif CFG_MONITOR_BASE == CFG_FLASH_BASE
802 bd->bi_flashoffset = monitor_flash_len; /* reserved area for startup monitor */
804 bd->bi_flashoffset = 0;
806 #else /* CFG_NO_FLASH */
808 bd->bi_flashsize = 0;
809 bd->bi_flashstart = 0;
810 bd->bi_flashoffset = 0;
811 #endif /* !CFG_NO_FLASH */
815 /* initialize higher level parts of CPU like time base and timers */
820 /* initialize malloc() area */
825 # if !defined(CFG_ENV_IS_IN_EEPROM)
831 #if defined(CONFIG_CMD_NAND)
834 nand_init(); /* go init the NAND */
837 /* relocate environment function pointers etc. */
841 * Fill in missing fields of bd_info.
842 * We do this here, where we have "normal" access to the
843 * environment; we used to do this still running from ROM,
844 * where had to use getenv_r(), which can be pretty slow when
845 * the environment is in EEPROM.
848 #if defined(CFG_EXTBDINFO)
849 #if defined(CONFIG_405GP) || defined(CONFIG_405EP)
850 #if defined(CONFIG_I2CFAST)
852 * set bi_iic_fast for linux taking environment variable
853 * "i2cfast" into account
856 char *s = getenv ("i2cfast");
857 if (s && ((*s == 'y') || (*s == 'Y'))) {
858 bd->bi_iic_fast[0] = 1;
859 bd->bi_iic_fast[1] = 1;
861 bd->bi_iic_fast[0] = 0;
862 bd->bi_iic_fast[1] = 0;
866 bd->bi_iic_fast[0] = 0;
867 bd->bi_iic_fast[1] = 0;
868 #endif /* CONFIG_I2CFAST */
869 #endif /* CONFIG_405GP, CONFIG_405EP */
870 #endif /* CFG_EXTBDINFO */
872 #if defined(CONFIG_SC3)
877 mac_read_from_eeprom();
880 s = getenv ("ethaddr");
881 #if defined (CONFIG_MBX) || \
882 defined (CONFIG_RPXCLASSIC) || \
883 defined(CONFIG_IAD210) || \
886 board_get_enetaddr (bd->bi_enetaddr);
889 for (i = 0; i < 6; ++i) {
890 bd->bi_enetaddr[i] = s ? simple_strtoul (s, &e, 16) : 0;
892 s = (*e) ? e + 1 : e;
895 if ((gd->board_type >> 16) == 2)
896 bd->bi_ethspeed = gd->board_type & 0xFFFF;
898 bd->bi_ethspeed = 0xFFFF;
902 load_sernum_ethaddr ();
905 #ifdef CONFIG_HAS_ETH1
906 /* handle the 2nd ethernet address */
908 s = getenv ("eth1addr");
910 for (i = 0; i < 6; ++i) {
911 bd->bi_enet1addr[i] = s ? simple_strtoul (s, &e, 16) : 0;
913 s = (*e) ? e + 1 : e;
916 #ifdef CONFIG_HAS_ETH2
917 /* handle the 3rd ethernet address */
919 s = getenv ("eth2addr");
920 #if defined(CONFIG_XPEDITE1K) || defined(CONFIG_METROBOX) || defined(CONFIG_KAREF)
922 board_get_enetaddr(bd->bi_enet2addr);
925 for (i = 0; i < 6; ++i) {
926 bd->bi_enet2addr[i] = s ? simple_strtoul (s, &e, 16) : 0;
928 s = (*e) ? e + 1 : e;
932 #ifdef CONFIG_HAS_ETH3
933 /* handle 4th ethernet address */
934 s = getenv("eth3addr");
935 #if defined(CONFIG_XPEDITE1K) || defined(CONFIG_METROBOX) || defined(CONFIG_KAREF)
937 board_get_enetaddr(bd->bi_enet3addr);
940 for (i = 0; i < 6; ++i) {
941 bd->bi_enet3addr[i] = s ? simple_strtoul (s, &e, 16) : 0;
943 s = (*e) ? e + 1 : e;
947 #if defined(CONFIG_TQM8xxL) || defined(CONFIG_TQM8260) || \
948 defined(CONFIG_TQM8272) || \
949 defined(CONFIG_CCM) || defined(CONFIG_KUP4K) || \
950 defined(CONFIG_KUP4X) || defined(CONFIG_PCS440EP)
951 load_sernum_ethaddr ();
954 bd->bi_ip_addr = getenv_IPaddr ("ipaddr");
958 #if defined(CONFIG_PCI) && !defined(CONFIG_BAB7xx) && !defined(CONFIG_CPC45)
960 * Do pci configuration
965 /** leave this here (after malloc(), environment and PCI are working) **/
966 /* Initialize devices */
969 /* Initialize the jump table for applications */
972 #if defined(CONFIG_API)
977 /* Initialize the console (after the relocation and devices init) */
980 #if defined(CONFIG_CCM) || \
981 defined(CONFIG_COGENT) || \
982 defined(CONFIG_CPCI405) || \
983 defined(CONFIG_EVB64260) || \
984 defined(CONFIG_KUP4K) || \
985 defined(CONFIG_KUP4X) || \
986 defined(CONFIG_LWMON) || \
987 defined(CONFIG_PCU_E) || \
988 defined(CONFIG_SC3) || \
989 defined(CONFIG_W7O) || \
990 defined(CONFIG_MISC_INIT_R)
991 /* miscellaneous platform dependent initialisations */
996 if (bd->bi_ethspeed != 0xFFFF)
997 hermes_start_lxt980 ((int) bd->bi_ethspeed);
1000 #if defined(CONFIG_CMD_KGDB)
1006 debug ("U-Boot relocated to %08lx\n", dest_addr);
1013 /* Must happen after interrupts are initialized since
1014 * an irq handler gets installed
1016 #ifdef CONFIG_SERIAL_SOFTWARE_FIFO
1017 serial_buffered_init();
1020 #if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT)
1021 status_led_set (STATUS_LED_BOOT, STATUS_LED_BLINKING);
1028 /* Initialize from environment */
1029 if ((s = getenv ("loadaddr")) != NULL) {
1030 load_addr = simple_strtoul (s, NULL, 16);
1032 #if defined(CONFIG_CMD_NET)
1033 if ((s = getenv ("bootfile")) != NULL) {
1034 copy_filename (BootFile, s, sizeof (BootFile));
1040 #if defined(CONFIG_CMD_SCSI)
1046 #if defined(CONFIG_CMD_DOC)
1052 #if defined(CONFIG_CMD_NET)
1053 #if defined(CONFIG_NET_MULTI)
1057 eth_initialize (bd);
1060 #if defined(CONFIG_CMD_NET) && ( \
1061 defined(CONFIG_CCM) || \
1062 defined(CONFIG_ELPT860) || \
1063 defined(CONFIG_EP8260) || \
1064 defined(CONFIG_IP860) || \
1065 defined(CONFIG_IVML24) || \
1066 defined(CONFIG_IVMS8) || \
1067 defined(CONFIG_MPC8260ADS) || \
1068 defined(CONFIG_MPC8266ADS) || \
1069 defined(CONFIG_MPC8560ADS) || \
1070 defined(CONFIG_PCU_E) || \
1071 defined(CONFIG_RPXSUPER) || \
1072 defined(CONFIG_STXGP3) || \
1073 defined(CONFIG_SPD823TS) || \
1074 defined(CONFIG_RESET_PHY_R) )
1077 debug ("Reset Ethernet PHY\n");
1082 post_run (NULL, POST_RAM | post_bootmode_get(0));
1085 #if defined(CONFIG_CMD_PCMCIA) \
1086 && !defined(CONFIG_CMD_IDE)
1092 #if defined(CONFIG_CMD_IDE)
1094 # ifdef CONFIG_IDE_8xx_PCCARD
1099 #if defined(CONFIG_START_IDE)
1100 if (board_start_ide())
1107 #ifdef CONFIG_LAST_STAGE_INIT
1110 * Some parts can be only initialized if all others (like
1111 * Interrupts) are up and running (i.e. the PC-style ISA
1117 #if defined(CONFIG_CMD_BEDBUG)
1122 #if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER)
1124 * Export available size of memory for Linux,
1125 * taking into account the protected RAM at top of memory
1133 if ((s = getenv ("pram")) != NULL) {
1134 pram = simple_strtoul (s, NULL, 10);
1141 #ifdef CONFIG_LOGBUFFER
1142 #ifndef CONFIG_ALT_LB_ADDR
1143 /* Also take the logbuffer into account (pram is in kB) */
1144 pram += (LOGBUFF_LEN+LOGBUFF_OVERHEAD)/1024;
1147 sprintf ((char *)memsz, "%ldk", (bd->bi_memsize / 1024) - pram);
1148 setenv ("mem", (char *)memsz);
1152 #ifdef CONFIG_PS2KBD
1157 #ifdef CONFIG_MODEM_SUPPORT
1159 extern int do_mdm_init;
1160 do_mdm_init = gd->do_mdm_init;
1164 /* Initialization complete - start the monitor */
1166 /* main_loop() can return to retry autoboot, if so just run it again. */
1172 /* NOTREACHED - no way out of command loop except booting */
1177 puts ("### ERROR ### Please RESET the board ###\n");
1178 show_boot_progress(-30);
1182 #ifdef CONFIG_MODEM_SUPPORT
1183 /* called from main loop (common/main.c) */
1184 /* 'inline' - We have to do it fast */
1185 static inline void mdm_readline(char *buf, int bufsiz)
1196 /* dbg("(%c)", c); */
1208 return; /* sanity check */
1217 extern void dbg(const char *fmt, ...);
1223 extern char console_buffer[];
1224 extern void enable_putc(void);
1225 extern int hwflow_onoff(int);
1227 enable_putc(); /* enable serial_putc() */
1229 #ifdef CONFIG_HWFLOW
1230 init_str = getenv("mdm_flow_control");
1231 if (init_str && (strcmp(init_str, "rts/cts") == 0))
1238 sprintf(env_str, "mdm_init%d", i);
1239 if ((init_str = getenv(env_str)) != NULL) {
1240 serial_puts(init_str);
1243 mdm_readline(console_buffer, CFG_CBSIZE);
1244 dbg("ini%d: [%s]", i, console_buffer);
1246 if ((strcmp(console_buffer, "OK") == 0) ||
1247 (strcmp(console_buffer, "ERROR") == 0)) {
1248 dbg("ini%d: cmd done", i);
1250 } else /* in case we are originating call ... */
1251 if (strncmp(console_buffer, "CONNECT", 7) == 0) {
1252 dbg("ini%d: connect", i);
1257 break; /* no init string - stop modem init */
1264 /* final stage - wait for connect */
1265 for(;i > 1;) { /* if 'i' > 1 - wait for connection
1266 message from modem */
1267 mdm_readline(console_buffer, CFG_CBSIZE);
1268 dbg("ini_f: [%s]", console_buffer);
1269 if (strncmp(console_buffer, "CONNECT", 7) == 0) {
1270 dbg("ini_f: connected");
1280 #if 0 /* We could use plain global data, but the resulting code is bigger */
1282 * Pointer to initial global data area
1284 * Here we initialize it.
1286 #undef XTRN_DECLARE_GLOBAL_DATA_PTR
1287 #define XTRN_DECLARE_GLOBAL_DATA_PTR /* empty = allocate here */
1288 DECLARE_GLOBAL_DATA_PTR = (gd_t *) (CFG_INIT_RAM_ADDR + CFG_GBL_DATA_OFFSET);
1291 /************************************************************************/