config_s3c2500.h

source code of armboot for s3c4510

/*
 * (C) Copyright 2000
 * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
 * Marius Groeger <[e-mail]>
 *
 * Configuation settings for the implementa impA7 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 "config1.h"
/*
 * If we are developing, we might want to start armboot from ram
 * so we MUST NOT initialize critical regs like mem-timing ...
 */
#define CONFIG_INIT_CRITICAL            /* undef for developing */

/*
 * High Level Configuration Options
 * (easy to change)
 */
/*#define CONFIG_ARM7		1	*//* This is a ARM7 CPU	*/
/*#define CONFIG_IMPA7		1	*//* on an impA7 Board      */
/*#define CONFIG_ARM_THUMB	1	*//* this is an ARM720TDMI */
/*#define CONFIG_ARM7_REVD	1 	*//* enable ARM720 REV.D Workarounds */
#define CONFIG_ARM940T		1	/* this is an ARM940TDMI */

#undef CONFIG_USE_IRQ			/* don't need them anymore */

/*
 * Size of malloc() pool
 */
#define CONFIG_MALLOC_SIZE	(CFG_ENV_SIZE + (128*1024))

/*
 * Hardware drivers
 */
#define CONFIG_S3C2500   1

/*
 * select serial console configuration
 */
#define CONFIG_SERIAL1		1	/* we use Serial line 1 */

/* allow to overwrite serial and ethaddr */
#define CONFIG_ENV_OVERWRITE

#define CONFIG_BAUDRATE		115200
#define CONFIG_BOOTP_MASK	(CONFIG_BOOTP_DEFAULT|CONFIG_BOOTP_BOOTFILESIZE)
#define CONFIG_COMMANDS		(CONFIG_CMD_DFL | CFG_CMD_JFFS2)

/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
#include <cmd_confdefs.h>

#define CONFIG_BOOTDELAY	10
//#undef CONFIG_BOOTARGS    	"devfs=mount root=ramfs console=ttyS0,115200"
#define CONFIG_ETHADDR		e2:45:59:68:06:20	
#define CONFIG_NETMASK      255.255.255.0
#define CONFIG_IPADDR		192.168.0.100
#define CONFIG_SERVERIP		192.168.0.1
#define CONFIG_BOOTFILE		"image.2500.img"
#define CONFIG_BOOTCOMMAND	"bootm 80020000"
/* choish 20020828 */
#define CONFIG_ICACHE		"on"	
#define CONFIG_DCACHE		"on"
#define CONFIG_WBUFFER		"on"
#define CONFIG_HWADDR0		00:09:30:28:12:22   // choish 20020829  for kernel
#define CONFIG_HWADDR1		00:09:30:28:12:24	// choish 20020829  for kernel
/* choish end */
/*
#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			"s3c2500# "		
#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	0x00040000		/* memtest works on	*/
#define CFG_MEMTEST_END		0x01ffffff		/* 4 ... 32 MB in DRAM	*/

#undef  CFG_CLKS_IN_HZ						/* everything, incl board info, in Hz */
#define	CFG_LOAD_ADDR		0x0400000		/* default load address	*/
//#define	CFG_HZ				0x7a11f			/* incrementer freq: 500 kHz */
#define	CFG_HZ				133000000		/* incrementer freq: 133 MHz */

						/* valid baudrates */
#define CFG_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }

#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)/4	/* 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	   		/* we have 1 banks of DRAM */
#define PHYS_SDRAM_1			0x00000000 	/* SDRAM Bank #1 */
#define PHYS_SDRAM_1_SIZE		0x02000000 	/* 32 MB */

#define PHYS_FLASH_1			0x80000000 	/* Flash Bank #1 */

#if defined(AM29LV320D) || defined(AT49BV321) || defined(HY29LV320B)
#define PHYS_FLASH_SIZE         0x00400000  /* 4 MB */
#else
#define PHYS_FLASH_SIZE         0x00200000  /* 2 MB */
#endif

#define CFG_FLASH_BASE		PHYS_FLASH_1

/*-----------------------------------------------------------------------
 * FLASH and environment organization
 */
#define CFG_MAX_FLASH_BANKS	1	/* max number of memory banks		*/
#if defined(AM29LV320D) || defined(AT49BV321)
#define CFG_MAX_FLASH_SECT  71  /* max number of sectors on one chip    */
#elif defined(HY29LV320B)
#define CFG_MAX_FLASH_SECT  67  /* max number of sectors on one chip    */
#elif defined(AM29LV160D)
#define CFG_MAX_FLASH_SECT  35  /* max number of sectors on one chip    */
#elif defined(SST39VF160)
#define CFG_MAX_FLASH_SECT  63  /* max number of sectors on one chip    */
#else
#define CFG_MAX_FLASH_SECT  39  /* max number of sectors on one chip    */
#endif
/* timeout values are in ticks */
#define CFG_FLASH_ERASE_TOUT	(2*CFG_HZ) /* Timeout for Flash Erase */
#define CFG_FLASH_WRITE_TOUT	(2*CFG_HZ) /* Timeout for Flash Write */

#if defined (AM29LV160D) || defined (HY29LV320B)
#define CFG_ENV_ADDR        (PHYS_FLASH_1 + 0x4000)     /* Addr of Environment Sector   */
#define CFG_ENV_SIZE        0x2000                      /* Total Size of Environment Sector */
#elif defined(SST39VF160)
#define CFG_ENV_ADDR        (PHYS_FLASH_1 + 0x800)      /* Addr of Environment Sector   */
#define CFG_ENV_SIZE        0x800                       /* Total Size of Environment Sector */
#else
#define CFG_ENV_ADDR        (PHYS_FLASH_1 + 0x2000)     /* Addr of Environment Sector   */
#define CFG_ENV_SIZE        0x2000                      /* Total Size of Environment Sector */
#endif
/* Flash banks JFFS2 should use */
#define CFG_JFFS2_FIRST_BANK    0
#define CFG_JFFS2_FIRST_SECTOR	8
#define CFG_JFFS2_NUM_BANKS     2

#endif	/* __CONFIG_H */