/* * Copyright (c) 2000-2002 Altera Corporation, San Jose, California, USA.   * All rights reserved. * * (C) Copyright 2002 * Sysgo Real-Time Solutions, GmbH <www.elinos.com> * Alex Zuepke <azu@sysgo.de> * * Configuation settings for the EPXA1 Development Board. * * 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 */#ifndef __CONFIG_H#define __CONFIG_H#include "epxa/excalibur.h"/* * If we are developing, we might want to start armboot from ram * so we MUST NOT initialize critical regs like mem-timing ... * However at the moment, we're booting from flash. */#define CONFIG_INIT_CRITICAL		/* undef for developing *//* * High Level Configuration Options * (easy to change) */#define CONFIG_ARM922		1	/* This is an ARM922 CPU	*/#define CONFIG_EPXA1DB		1	/* epxa1 developemnt board      */#undef CONFIG_USE_IRQ			/* we don't need IRQ/FIQ stuff *//* * Size of malloc() pool */#define CONFIG_MALLOC_SIZE	(CFG_ENV_SIZE + 128*1024)#define CONFIG_NO_IDE#define CONFIG_NO_PCMCIA/* * Hardware drivers */#define CONFIG_DRIVER_SMC91111#define CONFIG_SMC91111_BASE (EXC_EBI_BLOCK3_BASE + 0x300)#define CONFIG_EPXA1DB_MAC_ADDR/* * select serial console configuration *//* allow to overwrite serial and ethaddr */#define CONFIG_ENV_OVERWRITE#define CONFIG_BAUDRATE		57600#define CONFIG_COMMANDS		CONFIG_CMD_DFL/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */#include <cmd_confdefs.h>#define CONFIG_BOOTDELAY	3#define CONFIG_BOOTARGS    	"root=/dev/nfs mem=16M console=ttyUA0,57600 nfsroot=/usr/devel/flashdisk_top/%s,rsize=4096,wsize=4096 ip=137.57.134.44:137.57.134.41:137.57.134.254:255.255.255.0:epxa1db-1:eth0:off"#define CONFIG_NETMASK          255.255.255.0#define CONFIG_IPADDR		137.57.134.44#define CONFIG_SERVERIP		137.57.134.151#define CONFIG_BOOTFILE		"vmlinux.exe"#define CONFIG_BOOTCOMMAND	"tftp;bootm"#if (CONFIG_COMMANDS & CFG_CMD_KGDB)#define CONFIG_KGDB_BAUDRATE	230400		/* speed to run kgdb serial port */#define CONFIG_KGDB_SER_INDEX	2		/* which serial port to use */#endif/* * Miscellaneous configurable options */#define	CFG_LONGHELP				/* undef to save memory		*/#define	CFG_PROMPT		"epxa1db # "	/* Monitor Command Prompt	*/#define	CFG_CBSIZE		256		/* Console I/O Buffer Size	*/#define	CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */#define	CFG_MAXARGS		16		/* max number of command args	*/#define CFG_BARGSIZE		CFG_CBSIZE	/* Boot Argument Buffer Size	*/#define CFG_MEMTEST_START	0x00400000	/* memtest works on	*/#define CFG_MEMTEST_END		0x00600000	/* 4 ... 6 MB in DRAM	*/#undef  CFG_CLKS_IN_HZ		/* everything, incl board info, in Hz */#define	CFG_LOAD_ADDR		0xA00000	/* default load address	*/#define CFG_HZ                  EXC_AHB2_CLK_FREQUENCY						/* valid baudrates */#define CFG_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }#define CONFIG_DOS_PARTITION	0		/* DOS partitiion support */#ifndef __ASSEMBLY__/*----------------------------------------------------------------------- * Board specific extension for bd_info * * This structure is embedded in the global bd_info (bd_t) structure * and can be used by the board specific code (eg board/...) */struct bd_info_ext{    /* helper variable for board environment handling     *     * env_crc_valid == 0    =>   uninitialised     * env_crc_valid  > 0    =>   environment crc in flash is valid     * env_crc_valid  < 0    =>   environment crc in flash is invalid     */     int	env_crc_valid;};#endif/*----------------------------------------------------------------------- * Stack sizes * * The stack sizes are set up in start.S using the settings below */#define CONFIG_STACKSIZE	(128*1024)	/* regular stack */#ifdef CONFIG_USE_IRQ#define CONFIG_STACKSIZE_IRQ	(4*1024)	/* IRQ stack */#define CONFIG_STACKSIZE_FIQ	(4*1024)	/* FIQ stack */#endif/*----------------------------------------------------------------------- * Physical Memory Map */#define CONFIG_NR_DRAM_BANKS 1#define PHYS_FLASH_1		EXC_EBI_BLOCK0_BASE /* Flash Bank #1 */#define PHYS_FLASH_2            EXC_EBI_BLOCK1_BASE /* FLASH Bank #2 */#define CFG_FLASH_BASE		PHYS_FLASH_1/*----------------------------------------------------------------------- * FLASH and environment organization */#define CFG_MAX_FLASH_BANKS	2	/* max number of memory banks		*/#define CFG_MAX_FLASH_SECT	(63+8)	/* max number of sectors on one chip	*//* timeout values are in ticks */#define CFG_FLASH_ERASE_TOUT	(2*EXC_AHB2_CLK_FREQUENCY) /* Timeout for Flash Erase */#define CFG_FLASH_WRITE_TOUT	(2*EXC_AHB2_CLK_FREQUENCY) /* Timeout for Flash Write *//*  * we put the env storage below offset 0x180000 so as to leave space for the linux flash * file system. */#define CFG_ENV_SIZE            0x10000#define CFG_ENV_ADDR		(EXC_EBI_BLOCK0_BASE + 0x40000 - CFG_ENV_SIZE) /* Addr of Environment Sector	*/#endif	/* __CONFIG_H */