incaip.h 4.76 KB
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/*
 * (C) Copyright 2003
 * Wolfgang Denk, DENX Software Engineering, wd@denx.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
 */

/*
 * This file contains the configuration parameters for the INCA-IP board.
 */

#ifndef __CONFIG_H
#define __CONFIG_H

#define CONFIG_MIPS32		1	/* MIPS 4Kc CPU core	*/
#define CONFIG_INCA_IP		1	/* on a INCA-IP Board	*/

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#ifndef	CPU_CLOCK_RATE
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/* allowed values: 100000000, 133000000, and 150000000 */
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#define CPU_CLOCK_RATE	150000000	/* 133 MHz clock for the MIPS core */
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#endif
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#define INFINEON_EBU_BOOTCFG	0x40C4	/* CMULT = 8 */
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#define CONFIG_BOOTDELAY	5	/* autoboot after 5 seconds	*/
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#define CONFIG_BAUDRATE		115200
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/* valid baudrates */
#define CFG_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }

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#define	CONFIG_TIMESTAMP		/* Print image info with timestamp */

#define CONFIG_PREBOOT	"echo;"	\
	"echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \
	"echo"

#undef	CONFIG_BOOTARGS

#define	CONFIG_EXTRA_ENV_SETTINGS					\
	"nfsargs=setenv bootargs root=/dev/nfs rw "			\
		"nfsroot=$(serverip):$(rootpath)\0"			\
	"ramargs=setenv bootargs root=/dev/ram rw\0"			\
	"addip=setenv bootargs $(bootargs) "				\
		"ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask)"	\
		":$(hostname):$(netdev):off\0"				\
	"addmisc=setenv bootargs $(bootargs) "				\
		"console=ttyS0,$(baudrate) "				\
		"ethaddr=$(ethaddr) "					\
		"panic=1\0"						\
	"flash_nfs=run nfsargs addip addmisc;"				\
		"bootm $(kernel_addr)\0"				\
	"flash_self=run ramargs addip addmisc;"				\
		"bootm $(kernel_addr) $(ramdisk_addr)\0"		\
	"net_nfs=tftp 80500000 $(bootfile);"				\
		"run nfsargs addip addmisc;bootm\0"			\
	"rootpath=/opt/eldk/mips_4KC\0"					\
	"bootfile=/tftpboot/INCA/uImage\0"				\
	"kernel_addr=B0040000\0"					\
	"ramdisk_addr=B0100000\0"					\
	"u-boot=/tftpboot/INCA/u-boot.bin\0"				\
	"load=tftp 80500000 $(u-boot)\0"				\
	"update=protect off 1:0-2;era 1:0-2;"				\
		"cp.b 80500000 B0000000 $(filesize)\0"			\
	""
#define CONFIG_BOOTCOMMAND	"run flash_self"

#define CONFIG_COMMANDS		(CONFIG_CMD_DFL | \
				 CFG_CMD_ASKENV	| \
				 CFG_CMD_DHCP	| \
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				 CFG_CMD_ELF	| \
				 CFG_CMD_JFFS2	)
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#include <cmd_confdefs.h>

/*
 * Miscellaneous configurable options
 */
#define	CFG_LONGHELP				/* undef to save memory      */
#define	CFG_PROMPT		"INCA-IP # "	/* 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*/

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#define CFG_MALLOC_LEN		128*1024

#define CFG_BOOTPARAMS_LEN	128*1024

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#define CFG_HZ			(incaip_get_cpuclk() / 2)
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#define CFG_SDRAM_BASE		0x80000000

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#define	CFG_LOAD_ADDR		0x80100000	/* default load address	*/

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#define CFG_MEMTEST_START	0x80100000
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#define CFG_MEMTEST_END		0x80800000

/*-----------------------------------------------------------------------
 * FLASH and environment organization
 */
#define CFG_MAX_FLASH_BANKS	2	/* max number of memory banks */
#define CFG_MAX_FLASH_SECT	(128)	/* max number of sectors on one chip */

#define PHYS_FLASH_1		0xb0000000 /* Flash Bank #1 */
#define PHYS_FLASH_2		0xb0800000 /* Flash Bank #2 */

/* The following #defines are needed to get flash environment right */
#define	CFG_MONITOR_BASE	TEXT_BASE
#define	CFG_MONITOR_LEN		(192 << 10)

#define CFG_INIT_SP_OFFSET	0x400000

#define CFG_FLASH_BASE		PHYS_FLASH_1

/* 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 */

#define	CFG_ENV_IS_IN_FLASH	1

/* Address and size of Primary Environment Sector	*/
#define CFG_ENV_ADDR		0xB0030000
#define CFG_ENV_SIZE		0x10000

#define CONFIG_FLASH_16BIT

#define CONFIG_NR_DRAM_BANKS	1

#define CONFIG_INCA_IP_SWITCH
#define CONFIG_NET_MULTI

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#define CFG_JFFS2_FIRST_BANK	1
#define CFG_JFFS2_NUM_BANKS	1

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/*-----------------------------------------------------------------------
 * Cache Configuration
 */
#define CFG_DCACHE_SIZE		4096
#define CFG_ICACHE_SIZE		4096
#define CFG_CACHELINE_SIZE	16

#endif	/* __CONFIG_H */