920 lines
		
	
	
		
			18 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			920 lines
		
	
	
		
			18 KiB
		
	
	
	
		
			C
		
	
	
	
| /*
 | |
|  * Copyright (c) 2011 The Chromium OS Authors.
 | |
|  * (C) Copyright 2002-2006
 | |
|  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
 | |
|  *
 | |
|  * (C) Copyright 2002
 | |
|  * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
 | |
|  * Marius Groeger <mgroeger@sysgo.de>
 | |
|  *
 | |
|  * See file CREDITS for list of people who contributed to this
 | |
|  * project.
 | |
|  *
 | |
|  * This program is free software; you can redistribute it and/or
 | |
|  * modify it under the terms of the GNU General Public License as
 | |
|  * published by the Free Software Foundation; either version 2 of
 | |
|  * the License, or (at your option) any later version.
 | |
|  *
 | |
|  * This program is distributed in the hope that it will be useful,
 | |
|  * but WITHOUT ANY WARRANTY; without even the implied warranty of
 | |
|  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 | |
|  * GNU General Public License for more details.
 | |
|  *
 | |
|  * You should have received a copy of the GNU General Public License
 | |
|  * along with this program; if not, write to the Free Software
 | |
|  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 | |
|  * MA 02111-1307 USA
 | |
|  */
 | |
| 
 | |
| #include <common.h>
 | |
| /* TODO: can we just include all these headers whether needed or not? */
 | |
| #if defined(CONFIG_CMD_BEDBUG)
 | |
| #include <bedbug/type.h>
 | |
| #endif
 | |
| #ifdef CONFIG_HAS_DATAFLASH
 | |
| #include <dataflash.h>
 | |
| #endif
 | |
| #include <environment.h>
 | |
| #include <fdtdec.h>
 | |
| #if defined(CONFIG_CMD_IDE)
 | |
| #include <ide.h>
 | |
| #endif
 | |
| #include <initcall.h>
 | |
| #ifdef CONFIG_PS2KBD
 | |
| #include <keyboard.h>
 | |
| #endif
 | |
| #if defined(CONFIG_CMD_KGDB)
 | |
| #include <kgdb.h>
 | |
| #endif
 | |
| #include <logbuff.h>
 | |
| #include <malloc.h>
 | |
| #ifdef CONFIG_BITBANGMII
 | |
| #include <miiphy.h>
 | |
| #endif
 | |
| #include <mmc.h>
 | |
| #include <nand.h>
 | |
| #include <onenand_uboot.h>
 | |
| #include <scsi.h>
 | |
| #include <serial.h>
 | |
| #include <spi.h>
 | |
| #include <stdio_dev.h>
 | |
| #include <watchdog.h>
 | |
| #ifdef CONFIG_ADDR_MAP
 | |
| #include <asm/mmu.h>
 | |
| #endif
 | |
| #include <asm/sections.h>
 | |
| #ifdef CONFIG_X86
 | |
| #include <asm/init_helpers.h>
 | |
| #endif
 | |
| #include <linux/compiler.h>
 | |
| 
 | |
| DECLARE_GLOBAL_DATA_PTR;
 | |
| 
 | |
| ulong monitor_flash_len;
 | |
| 
 | |
| int __board_flash_wp_on(void)
 | |
| {
 | |
| 	/*
 | |
| 	 * Most flashes can't be detected when write protection is enabled,
 | |
| 	 * so provide a way to let U-Boot gracefully ignore write protected
 | |
| 	 * devices.
 | |
| 	 */
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| int board_flash_wp_on(void)
 | |
| 	__attribute__ ((weak, alias("__board_flash_wp_on")));
 | |
| 
 | |
| void __cpu_secondary_init_r(void)
 | |
| {
 | |
| }
 | |
| 
 | |
| void cpu_secondary_init_r(void)
 | |
| 	__attribute__ ((weak, alias("__cpu_secondary_init_r")));
 | |
| 
 | |
| static int initr_secondary_cpu(void)
 | |
| {
 | |
| 	/*
 | |
| 	 * after non-volatile devices & environment is setup and cpu code have
 | |
| 	 * another round to deal with any initialization that might require
 | |
| 	 * full access to the environment or loading of some image (firmware)
 | |
| 	 * from a non-volatile device
 | |
| 	 */
 | |
| 	/* TODO: maybe define this for all archs? */
 | |
| 	cpu_secondary_init_r();
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static int initr_reloc(void)
 | |
| {
 | |
| 	gd->flags |= GD_FLG_RELOC;	/* tell others: relocation done */
 | |
| 	bootstage_mark_name(BOOTSTAGE_ID_START_UBOOT_R, "board_init_r");
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| #ifdef CONFIG_ARM
 | |
| /*
 | |
|  * Some of these functions are needed purely because the functions they
 | |
|  * call return void. If we change them to return 0, these stubs can go away.
 | |
|  */
 | |
| static int initr_caches(void)
 | |
| {
 | |
| 	/* Enable caches */
 | |
| 	enable_caches();
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| __weak int fixup_cpu(void)
 | |
| {
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static int initr_reloc_global_data(void)
 | |
| {
 | |
| #ifdef CONFIG_SYS_SYM_OFFSETS
 | |
| 	monitor_flash_len = _end_ofs;
 | |
| #elif !defined(CONFIG_SANDBOX)
 | |
| 	monitor_flash_len = (ulong)&__init_end - gd->relocaddr;
 | |
| #endif
 | |
| #if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)
 | |
| 	/*
 | |
| 	 * The gd->cpu pointer is set to an address in flash before relocation.
 | |
| 	 * We need to update it to point to the same CPU entry in RAM.
 | |
| 	 * TODO: why not just add gd->reloc_ofs?
 | |
| 	 */
 | |
| 	gd->arch.cpu += gd->relocaddr - CONFIG_SYS_MONITOR_BASE;
 | |
| 
 | |
| 	/*
 | |
| 	 * If we didn't know the cpu mask & # cores, we can save them of
 | |
| 	 * now rather than 'computing' them constantly
 | |
| 	 */
 | |
| 	fixup_cpu();
 | |
| #endif
 | |
| #ifdef CONFIG_SYS_EXTRA_ENV_RELOC
 | |
| 	/*
 | |
| 	 * Some systems need to relocate the env_addr pointer early because the
 | |
| 	 * location it points to will get invalidated before env_relocate is
 | |
| 	 * called.  One example is on systems that might use a L2 or L3 cache
 | |
| 	 * in SRAM mode and initialize that cache from SRAM mode back to being
 | |
| 	 * a cache in cpu_init_r.
 | |
| 	 */
 | |
| 	gd->env_addr += gd->relocaddr - CONFIG_SYS_MONITOR_BASE;
 | |
| #endif
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static int initr_serial(void)
 | |
| {
 | |
| 	serial_initialize();
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| #ifdef CONFIG_PPC
 | |
| static int initr_trap(void)
 | |
| {
 | |
| 	/*
 | |
| 	 * Setup trap handlers
 | |
| 	 */
 | |
| 	trap_init(gd->relocaddr);
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #ifdef CONFIG_ADDR_MAP
 | |
| static int initr_addr_map(void)
 | |
| {
 | |
| 	init_addr_map();
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #ifdef CONFIG_LOGBUFFER
 | |
| unsigned long logbuffer_base(void)
 | |
| {
 | |
| 	return gd->ram_top - LOGBUFF_LEN;
 | |
| }
 | |
| 
 | |
| static int initr_logbuffer(void)
 | |
| {
 | |
| 	logbuff_init_ptrs();
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #ifdef CONFIG_POST
 | |
| static int initr_post_backlog(void)
 | |
| {
 | |
| 	post_output_backlog();
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #ifdef CONFIG_SYS_DELAYED_ICACHE
 | |
| static int initr_icache_enable(void)
 | |
| {
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500)
 | |
| static int initr_unlock_ram_in_cache(void)
 | |
| {
 | |
| 	unlock_ram_in_cache();	/* it's time to unlock D-cache in e500 */
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #ifdef CONFIG_PCI
 | |
| static int initr_pci(void)
 | |
| {
 | |
| 	pci_init();
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #ifdef CONFIG_WINBOND_83C553
 | |
| static int initr_w83c553f(void)
 | |
| {
 | |
| 	/*
 | |
| 	 * Initialise the ISA bridge
 | |
| 	 */
 | |
| 	initialise_w83c553f();
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| static int initr_barrier(void)
 | |
| {
 | |
| #ifdef CONFIG_PPC
 | |
| 	/* TODO: Can we not use dmb() macros for this? */
 | |
| 	asm("sync ; isync");
 | |
| #endif
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static int initr_malloc(void)
 | |
| {
 | |
| 	ulong malloc_start;
 | |
| 
 | |
| 	/* The malloc area is immediately below the monitor copy in DRAM */
 | |
| 	malloc_start = gd->relocaddr - TOTAL_MALLOC_LEN;
 | |
| 	mem_malloc_init((ulong)map_sysmem(malloc_start, TOTAL_MALLOC_LEN),
 | |
| 			TOTAL_MALLOC_LEN);
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| __weak int power_init_board(void)
 | |
| {
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static int initr_announce(void)
 | |
| {
 | |
| 	debug("Now running in RAM - U-Boot at: %08lx\n", gd->relocaddr);
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| #if !defined(CONFIG_SYS_NO_FLASH)
 | |
| static int initr_flash(void)
 | |
| {
 | |
| 	ulong flash_size = 0;
 | |
| 	bd_t *bd = gd->bd;
 | |
| 	int ok;
 | |
| 
 | |
| 	puts("Flash: ");
 | |
| 
 | |
| 	if (board_flash_wp_on()) {
 | |
| 		printf("Uninitialized - Write Protect On\n");
 | |
| 		/* Since WP is on, we can't find real size.  Set to 0 */
 | |
| 		ok = 1;
 | |
| 	} else {
 | |
| 		flash_size = flash_init();
 | |
| 		ok = flash_size > 0;
 | |
| 	}
 | |
| 	if (!ok) {
 | |
| 		puts("*** failed ***\n");
 | |
| #ifdef CONFIG_PPC
 | |
| 		/* Why does PPC do this? */
 | |
| 		hang();
 | |
| #endif
 | |
| 		return -1;
 | |
| 	}
 | |
| 	print_size(flash_size, "");
 | |
| #ifdef CONFIG_SYS_FLASH_CHECKSUM
 | |
| 	/*
 | |
| 	* Compute and print flash CRC if flashchecksum is set to 'y'
 | |
| 	*
 | |
| 	* NOTE: Maybe we should add some WATCHDOG_RESET()? XXX
 | |
| 	*/
 | |
| 	if (getenv_yesno("flashchecksum") == 1) {
 | |
| 		printf("  CRC: %08X", crc32(0,
 | |
| 			(const unsigned char *) CONFIG_SYS_FLASH_BASE,
 | |
| 			flash_size));
 | |
| 	}
 | |
| #endif /* CONFIG_SYS_FLASH_CHECKSUM */
 | |
| 	putc('\n');
 | |
| 
 | |
| 	/* update start of FLASH memory    */
 | |
| #ifdef CONFIG_SYS_FLASH_BASE
 | |
| 	bd->bi_flashstart = CONFIG_SYS_FLASH_BASE;
 | |
| #endif
 | |
| 	/* size of FLASH memory (final value) */
 | |
| 	bd->bi_flashsize = flash_size;
 | |
| 
 | |
| #if defined(CONFIG_SYS_UPDATE_FLASH_SIZE)
 | |
| 	/* Make a update of the Memctrl. */
 | |
| 	update_flash_size(flash_size);
 | |
| #endif
 | |
| 
 | |
| 
 | |
| #if defined(CONFIG_OXC) || defined(CONFIG_RMU)
 | |
| 	/* flash mapped at end of memory map */
 | |
| 	bd->bi_flashoffset = CONFIG_SYS_TEXT_BASE + flash_size;
 | |
| #elif CONFIG_SYS_MONITOR_BASE == CONFIG_SYS_FLASH_BASE
 | |
| 	bd->bi_flashoffset = monitor_flash_len;	/* reserved area for monitor */
 | |
| #endif
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #ifdef CONFIG_PPC
 | |
| static int initr_spi(void)
 | |
| {
 | |
| 	/* PPC does this here */
 | |
| #ifdef CONFIG_SPI
 | |
| #if !defined(CONFIG_ENV_IS_IN_EEPROM)
 | |
| 	spi_init_f();
 | |
| #endif
 | |
| 	spi_init_r();
 | |
| #endif
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #ifdef CONFIG_CMD_NAND
 | |
| /* go init the NAND */
 | |
| int initr_nand(void)
 | |
| {
 | |
| 	puts("NAND:  ");
 | |
| 	nand_init();
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #if defined(CONFIG_CMD_ONENAND)
 | |
| /* go init the NAND */
 | |
| int initr_onenand(void)
 | |
| {
 | |
| 	puts("NAND:  ");
 | |
| 	onenand_init();
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #ifdef CONFIG_GENERIC_MMC
 | |
| int initr_mmc(void)
 | |
| {
 | |
| 	puts("MMC:   ");
 | |
| 	mmc_initialize(gd->bd);
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #ifdef CONFIG_HAS_DATAFLASH
 | |
| int initr_dataflash(void)
 | |
| {
 | |
| 	AT91F_DataflashInit();
 | |
| 	dataflash_print_info();
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| /*
 | |
|  * Tell if it's OK to load the environment early in boot.
 | |
|  *
 | |
|  * If CONFIG_OF_CONFIG is defined, we'll check with the FDT to see
 | |
|  * if this is OK (defaulting to saying it's OK).
 | |
|  *
 | |
|  * NOTE: Loading the environment early can be a bad idea if security is
 | |
|  *       important, since no verification is done on the environment.
 | |
|  *
 | |
|  * @return 0 if environment should not be loaded, !=0 if it is ok to load
 | |
|  */
 | |
| static int should_load_env(void)
 | |
| {
 | |
| #ifdef CONFIG_OF_CONTROL
 | |
| 	return fdtdec_get_config_int(gd->fdt_blob, "load-environment", 1);
 | |
| #elif defined CONFIG_DELAY_ENVIRONMENT
 | |
| 	return 0;
 | |
| #else
 | |
| 	return 1;
 | |
| #endif
 | |
| }
 | |
| 
 | |
| static int initr_env(void)
 | |
| {
 | |
| 	/* initialize environment */
 | |
| 	if (should_load_env())
 | |
| 		env_relocate();
 | |
| 	else
 | |
| 		set_default_env(NULL);
 | |
| 
 | |
| 	/* Initialize from environment */
 | |
| 	load_addr = getenv_ulong("loadaddr", 16, load_addr);
 | |
| #if defined(CONFIG_SYS_EXTBDINFO)
 | |
| #if defined(CONFIG_405GP) || defined(CONFIG_405EP)
 | |
| #if defined(CONFIG_I2CFAST)
 | |
| 	/*
 | |
| 	 * set bi_iic_fast for linux taking environment variable
 | |
| 	 * "i2cfast" into account
 | |
| 	 */
 | |
| 	{
 | |
| 		char *s = getenv("i2cfast");
 | |
| 
 | |
| 		if (s && ((*s == 'y') || (*s == 'Y'))) {
 | |
| 			gd->bd->bi_iic_fast[0] = 1;
 | |
| 			gd->bd->bi_iic_fast[1] = 1;
 | |
| 		}
 | |
| 	}
 | |
| #endif /* CONFIG_I2CFAST */
 | |
| #endif /* CONFIG_405GP, CONFIG_405EP */
 | |
| #endif /* CONFIG_SYS_EXTBDINFO */
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| #ifdef	CONFIG_HERMES
 | |
| static int initr_hermes(void)
 | |
| {
 | |
| 	if ((gd->board_type >> 16) == 2)
 | |
| 		gd->bd->bi_ethspeed = gd->board_type & 0xFFFF;
 | |
| 	else
 | |
| 		gd->bd->bi_ethspeed = 0xFFFF;
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| static int initr_hermes_start(void)
 | |
| {
 | |
| 	if (gd->bd->bi_ethspeed != 0xFFFF)
 | |
| 		hermes_start_lxt980((int) gd->bd->bi_ethspeed);
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #ifdef CONFIG_SC3
 | |
| /* TODO: with new initcalls, move this into the driver */
 | |
| extern void sc3_read_eeprom(void);
 | |
| 
 | |
| static int initr_sc3_read_eeprom(void)
 | |
| {
 | |
| 	sc3_read_eeprom();
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| static int initr_jumptable(void)
 | |
| {
 | |
| 	jumptable_init();
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| #if defined(CONFIG_API)
 | |
| static int initr_api(void)
 | |
| {
 | |
| 	/* Initialize API */
 | |
| 	api_init();
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #ifdef CONFIG_DISPLAY_BOARDINFO_LATE
 | |
| static int show_model_r(void)
 | |
| {
 | |
| 	/* Put this here so it appears on the LCD, now it is ready */
 | |
| # ifdef CONFIG_OF_CONTROL
 | |
| 	const char *model;
 | |
| 
 | |
| 	model = (char *)fdt_getprop(gd->fdt_blob, 0, "model", NULL);
 | |
| 	printf("Model: %s\n", model ? model : "<unknown>");
 | |
| # else
 | |
| 	checkboard();
 | |
| # endif
 | |
| }
 | |
| #endif
 | |
| 
 | |
| /* enable exceptions */
 | |
| #ifdef CONFIG_ARM
 | |
| static int initr_enable_interrupts(void)
 | |
| {
 | |
| 	enable_interrupts();
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #ifdef CONFIG_CMD_NET
 | |
| static int initr_ethaddr(void)
 | |
| {
 | |
| 	bd_t *bd = gd->bd;
 | |
| 
 | |
| 	/* kept around for legacy kernels only ... ignore the next section */
 | |
| 	eth_getenv_enetaddr("ethaddr", bd->bi_enetaddr);
 | |
| #ifdef CONFIG_HAS_ETH1
 | |
| 	eth_getenv_enetaddr("eth1addr", bd->bi_enet1addr);
 | |
| #endif
 | |
| #ifdef CONFIG_HAS_ETH2
 | |
| 	eth_getenv_enetaddr("eth2addr", bd->bi_enet2addr);
 | |
| #endif
 | |
| #ifdef CONFIG_HAS_ETH3
 | |
| 	eth_getenv_enetaddr("eth3addr", bd->bi_enet3addr);
 | |
| #endif
 | |
| #ifdef CONFIG_HAS_ETH4
 | |
| 	eth_getenv_enetaddr("eth4addr", bd->bi_enet4addr);
 | |
| #endif
 | |
| #ifdef CONFIG_HAS_ETH5
 | |
| 	eth_getenv_enetaddr("eth5addr", bd->bi_enet5addr);
 | |
| #endif
 | |
| 	return 0;
 | |
| }
 | |
| #endif /* CONFIG_CMD_NET */
 | |
| 
 | |
| #ifdef CONFIG_CMD_KGDB
 | |
| static int initr_kgdb(void)
 | |
| {
 | |
| 	puts("KGDB:  ");
 | |
| 	kgdb_init();
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT)
 | |
| static int initr_status_led(void)
 | |
| {
 | |
| 	status_led_set(STATUS_LED_BOOT, STATUS_LED_BLINKING);
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #if defined(CONFIG_CMD_SCSI)
 | |
| static int initr_scsi(void)
 | |
| {
 | |
| 	/* Not supported properly on ARM yet */
 | |
| #ifndef CONFIG_ARM
 | |
| 	puts("SCSI:  ");
 | |
| 	scsi_init();
 | |
| #endif
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| #endif /* CONFIG_CMD_NET */
 | |
| 
 | |
| #if defined(CONFIG_CMD_DOC)
 | |
| static int initr_doc(void)
 | |
| {
 | |
| 	puts("DOC:   ");
 | |
| 	doc_init();
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #ifdef CONFIG_BITBANGMII
 | |
| static int initr_bbmii(void)
 | |
| {
 | |
| 	bb_miiphy_init();
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #ifdef CONFIG_CMD_NET
 | |
| static int initr_net(void)
 | |
| {
 | |
| 	puts("Net:   ");
 | |
| 	eth_initialize(gd->bd);
 | |
| #if defined(CONFIG_RESET_PHY_R)
 | |
| 	debug("Reset Ethernet PHY\n");
 | |
| 	reset_phy();
 | |
| #endif
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #ifdef CONFIG_POST
 | |
| static int initr_post(void)
 | |
| {
 | |
| 	post_run(NULL, POST_RAM | post_bootmode_get(0));
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_CMD_IDE)
 | |
| static int initr_pcmcia(void)
 | |
| {
 | |
| 	puts("PCMCIA:");
 | |
| 	pcmcia_init();
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #if defined(CONFIG_CMD_IDE)
 | |
| static int initr_ide(void)
 | |
| {
 | |
| #ifdef	CONFIG_IDE_8xx_PCCARD
 | |
| 	puts("PCMCIA:");
 | |
| #else
 | |
| 	puts("IDE:   ");
 | |
| #endif
 | |
| #if defined(CONFIG_START_IDE)
 | |
| 	if (board_start_ide())
 | |
| 		ide_init();
 | |
| #else
 | |
| 	ide_init();
 | |
| #endif
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER)
 | |
| /*
 | |
|  * Export available size of memory for Linux, taking into account the
 | |
|  * protected RAM at top of memory
 | |
|  */
 | |
| int initr_mem(void)
 | |
| {
 | |
| 	ulong pram = 0;
 | |
| 	char memsz[32];
 | |
| 
 | |
| # ifdef CONFIG_PRAM
 | |
| 	pram = getenv_ulong("pram", 10, CONFIG_PRAM);
 | |
| # endif
 | |
| # if defined(CONFIG_LOGBUFFER) && !defined(CONFIG_ALT_LB_ADDR)
 | |
| 	/* Also take the logbuffer into account (pram is in kB) */
 | |
| 	pram += (LOGBUFF_LEN + LOGBUFF_OVERHEAD) / 1024;
 | |
| # endif
 | |
| 	sprintf(memsz, "%ldk", (gd->ram_size / 1024) - pram);
 | |
| 	setenv("mem", memsz);
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #ifdef CONFIG_CMD_BEDBUG
 | |
| static int initr_bedbug(void)
 | |
| {
 | |
| 	bedbug_init();
 | |
| 
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #ifdef CONFIG_PS2KBD
 | |
| static int initr_kbd(void)
 | |
| {
 | |
| 	puts("PS/2:  ");
 | |
| 	kbd_init();
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| #ifdef CONFIG_MODEM_SUPPORT
 | |
| static int initr_modem(void)
 | |
| {
 | |
| 	/* TODO: with new initcalls, move this into the driver */
 | |
| 	extern int do_mdm_init;
 | |
| 
 | |
| 	do_mdm_init = gd->do_mdm_init;
 | |
| 	return 0;
 | |
| }
 | |
| #endif
 | |
| 
 | |
| static int run_main_loop(void)
 | |
| {
 | |
| #ifdef CONFIG_SANDBOX
 | |
| 	sandbox_main_loop_init();
 | |
| #endif
 | |
| 	/* main_loop() can return to retry autoboot, if so just run it again */
 | |
| 	for (;;)
 | |
| 		main_loop();
 | |
| 	return 0;
 | |
| }
 | |
| 
 | |
| /*
 | |
|  * Over time we hope to remove these functions with code fragments and
 | |
|  * stub funtcions, and instead call the relevant function directly.
 | |
|  *
 | |
|  * We also hope to remove most of the driver-related init and do it if/when
 | |
|  * the driver is later used.
 | |
|  *
 | |
|  * TODO: perhaps reset the watchdog in the initcall function after each call?
 | |
|  */
 | |
| init_fnc_t init_sequence_r[] = {
 | |
| 	initr_reloc,
 | |
| 	/* TODO: could x86/PPC have this also perhaps? */
 | |
| #ifdef CONFIG_ARM
 | |
| 	initr_caches,
 | |
| 	board_init,	/* Setup chipselects */
 | |
| #endif
 | |
| 	/*
 | |
| 	 * TODO: printing of the clock inforamtion of the board is now
 | |
| 	 * implemented as part of bdinfo command. Currently only support for
 | |
| 	 * davinci SOC's is added. Remove this check once all the board
 | |
| 	 * implement this.
 | |
| 	 */
 | |
| #ifdef CONFIG_CLOCKS
 | |
| 	set_cpu_clk_info, /* Setup clock information */
 | |
| #endif
 | |
| 	initr_reloc_global_data,
 | |
| 	initr_serial,
 | |
| 	initr_announce,
 | |
| 	INIT_FUNC_WATCHDOG_RESET
 | |
| #ifdef CONFIG_PPC
 | |
| 	initr_trap,
 | |
| #endif
 | |
| #ifdef CONFIG_ADDR_MAP
 | |
| 	initr_addr_map,
 | |
| #endif
 | |
| #if defined(CONFIG_BOARD_EARLY_INIT_R)
 | |
| 	board_early_init_r,
 | |
| #endif
 | |
| 	INIT_FUNC_WATCHDOG_RESET
 | |
| #ifdef CONFIG_LOGBUFFER
 | |
| 	initr_logbuffer,
 | |
| #endif
 | |
| #ifdef CONFIG_POST
 | |
| 	initr_post_backlog,
 | |
| #endif
 | |
| 	INIT_FUNC_WATCHDOG_RESET
 | |
| #ifdef CONFIG_SYS_DELAYED_ICACHE
 | |
| 	initr_icache_enable,
 | |
| #endif
 | |
| #if defined(CONFIG_SYS_INIT_RAM_LOCK) && defined(CONFIG_E500)
 | |
| 	initr_unlock_ram_in_cache,
 | |
| #endif
 | |
| #if defined(CONFIG_PCI) && defined(CONFIG_SYS_EARLY_PCI_INIT)
 | |
| 	/*
 | |
| 	 * Do early PCI configuration _before_ the flash gets initialised,
 | |
| 	 * because PCU ressources are crucial for flash access on some boards.
 | |
| 	 */
 | |
| 	initr_pci,
 | |
| #endif
 | |
| #ifdef CONFIG_WINBOND_83C553
 | |
| 	initr_w83c553f,
 | |
| #endif
 | |
| 	initr_barrier,
 | |
| 	initr_malloc,
 | |
| 	bootstage_relocate,
 | |
| #ifdef CONFIG_ARCH_EARLY_INIT_R
 | |
| 	arch_early_init_r,
 | |
| #endif
 | |
| 	power_init_board,
 | |
| #ifndef CONFIG_SYS_NO_FLASH
 | |
| 	initr_flash,
 | |
| #endif
 | |
| 	INIT_FUNC_WATCHDOG_RESET
 | |
| #if defined(CONFIG_PPC) || defined(CONFIG_X86)
 | |
| 	/* initialize higher level parts of CPU like time base and timers */
 | |
| 	cpu_init_r,
 | |
| #endif
 | |
| #ifdef CONFIG_PPC
 | |
| 	initr_spi,
 | |
| #endif
 | |
| #if defined(CONFIG_X86) && defined(CONFIG_SPI)
 | |
| 	init_func_spi,
 | |
| #endif
 | |
| #ifdef CONFIG_CMD_NAND
 | |
| 	initr_nand,
 | |
| #endif
 | |
| #ifdef CONFIG_CMD_ONENAND
 | |
| 	initr_onenand,
 | |
| #endif
 | |
| #ifdef CONFIG_GENERIC_MMC
 | |
| 	initr_mmc,
 | |
| #endif
 | |
| #ifdef CONFIG_HAS_DATAFLASH
 | |
| 	initr_dataflash,
 | |
| #endif
 | |
| 	initr_env,
 | |
| 	INIT_FUNC_WATCHDOG_RESET
 | |
| 	initr_secondary_cpu,
 | |
| #ifdef CONFIG_SC3
 | |
| 	initr_sc3_read_eeprom,
 | |
| #endif
 | |
| #ifdef	CONFIG_HERMES
 | |
| 	initr_hermes,
 | |
| #endif
 | |
| #if defined(CONFIG_ID_EEPROM) || defined(CONFIG_SYS_I2C_MAC_OFFSET)
 | |
| 	mac_read_from_eeprom,
 | |
| #endif
 | |
| 	INIT_FUNC_WATCHDOG_RESET
 | |
| #if defined(CONFIG_PCI) && !defined(CONFIG_SYS_EARLY_PCI_INIT)
 | |
| 	/*
 | |
| 	 * Do pci configuration
 | |
| 	 */
 | |
| 	initr_pci,
 | |
| #endif
 | |
| 	stdio_init,
 | |
| 	initr_jumptable,
 | |
| #ifdef CONFIG_API
 | |
| 	initr_api,
 | |
| #endif
 | |
| 	console_init_r,		/* fully init console as a device */
 | |
| #ifdef CONFIG_DISPLAY_BOARDINFO_LATE
 | |
| 	show_model_r,
 | |
| #endif
 | |
| #ifdef CONFIG_ARCH_MISC_INIT
 | |
| 	arch_misc_init,		/* miscellaneous arch-dependent init */
 | |
| #endif
 | |
| #ifdef CONFIG_MISC_INIT_R
 | |
| 	misc_init_r,		/* miscellaneous platform-dependent init */
 | |
| #endif
 | |
| #ifdef CONFIG_HERMES
 | |
| 	initr_hermes_start,
 | |
| #endif
 | |
| 	INIT_FUNC_WATCHDOG_RESET
 | |
| #ifdef CONFIG_CMD_KGDB
 | |
| 	initr_kgdb,
 | |
| #endif
 | |
| #ifdef CONFIG_X86
 | |
| 	board_early_init_r,
 | |
| #endif
 | |
| 	interrupt_init,
 | |
| #if defined(CONFIG_ARM) || defined(CONFIG_x86)
 | |
| 	initr_enable_interrupts,
 | |
| #endif
 | |
| #ifdef CONFIG_X86
 | |
| 	timer_init,		/* initialize timer */
 | |
| #endif
 | |
| #if defined(CONFIG_STATUS_LED) && defined(STATUS_LED_BOOT)
 | |
| 	initr_status_led,
 | |
| #endif
 | |
| 	/* PPC has a udelay(20) here dating from 2002. Why? */
 | |
| #ifdef CONFIG_CMD_NET
 | |
| 	initr_ethaddr,
 | |
| #endif
 | |
| #ifdef CONFIG_BOARD_LATE_INIT
 | |
| 	board_late_init,
 | |
| #endif
 | |
| #ifdef CONFIG_CMD_SCSI
 | |
| 	INIT_FUNC_WATCHDOG_RESET
 | |
| 	initr_scsi,
 | |
| #endif
 | |
| #ifdef CONFIG_CMD_DOC
 | |
| 	INIT_FUNC_WATCHDOG_RESET
 | |
| 	initr_doc,
 | |
| #endif
 | |
| #ifdef CONFIG_BITBANGMII
 | |
| 	initr_bbmii,
 | |
| #endif
 | |
| #ifdef CONFIG_CMD_NET
 | |
| 	INIT_FUNC_WATCHDOG_RESET
 | |
| 	initr_net,
 | |
| #endif
 | |
| #ifdef CONFIG_POST
 | |
| 	initr_post,
 | |
| #endif
 | |
| #if defined(CONFIG_CMD_PCMCIA) && !defined(CONFIG_CMD_IDE)
 | |
| 	initr_pcmcia,
 | |
| #endif
 | |
| #if defined(CONFIG_CMD_IDE)
 | |
| 	initr_ide,
 | |
| #endif
 | |
| #ifdef CONFIG_LAST_STAGE_INIT
 | |
| 	INIT_FUNC_WATCHDOG_RESET
 | |
| 	/*
 | |
| 	 * Some parts can be only initialized if all others (like
 | |
| 	 * Interrupts) are up and running (i.e. the PC-style ISA
 | |
| 	 * keyboard).
 | |
| 	 */
 | |
| 	last_stage_init,
 | |
| #endif
 | |
| #ifdef CONFIG_CMD_BEDBUG
 | |
| 	INIT_FUNC_WATCHDOG_RESET
 | |
| 	initr_bedbug,
 | |
| #endif
 | |
| #if defined(CONFIG_PRAM) || defined(CONFIG_LOGBUFFER)
 | |
| 	initr_mem,
 | |
| #endif
 | |
| #ifdef CONFIG_PS2KBD
 | |
| 	initr_kbd,
 | |
| #endif
 | |
| #ifdef CONFIG_MODEM_SUPPORT
 | |
| 	initr_modem,
 | |
| #endif
 | |
| 	run_main_loop,
 | |
| };
 | |
| 
 | |
| void board_init_r(gd_t *new_gd, ulong dest_addr)
 | |
| {
 | |
| #ifndef CONFIG_X86
 | |
| 	gd = new_gd;
 | |
| #endif
 | |
| 	if (initcall_run_list(init_sequence_r))
 | |
| 		hang();
 | |
| 
 | |
| 	/* NOTREACHED - run_main_loop() does not return */
 | |
| 	hang();
 | |
| }
 |