cm41xx.h

u-boot-1.1.6 源码包

/*
 * (C) Copyright 2005
 * Greg Ungerer <[e-mail]>.
 * Wolfgang Denk, DENX Software Engineering, [e-mail].
 *
 * 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

/*
 * High Level Configuration Options
 * (easy to change)
 */
#define CONFIG_KS8695	1		/* it is a KS8695 CPU */
#define CONFIG_CM41xx	1		/* it is an OpenGear CM41xx boad */

#undef CONFIG_USE_IRQ			/* we don't need IRQ/FIQ stuff	*/

#define CONFIG_CMDLINE_TAG	 1	/* enable passing of ATAGs	*/
#define CONFIG_SETUP_MEMORY_TAGS 1
#define CONFIG_INITRD_TAG	 1

#define CONFIG_DRIVER_KS8695ETH		/* use KS8695 ethernet driver	*/

/*
 * Size of malloc() pool
 */
#define CFG_MALLOC_LEN		(CFG_ENV_SIZE + 128*1024)
#define CFG_GBL_DATA_SIZE	128	/* size in bytes reserved for initial data */

/*
 * Hardware drivers
 */

/*
 * select serial console configuration
 */
#define CFG_ENV_IS_NOWHERE
#define	CONFIG_SERIAL1
#define CONFIG_CONS_INDEX	1
#define CONFIG_BAUDRATE		115200
#define CFG_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }

/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
#include <cmd_confdefs.h>
#undef CONFIG_COMMANDS
#define	CONFIG_COMMANDS		(CONFIG_CMD_DFL & ~(CFG_CMD_NONSTD | CFG_CMD_ENV))

#define CONFIG_BOOTDELAY	0
#define CONFIG_BOOTARGS		"mem=32M console=ttyAM0,115200"
#define CONFIG_BOOTCOMMAND	"gofsk 0x02200000"

/*
 * Miscellaneous configurable options
 */
#define CFG_LONGHELP				/* undef to save memory		*/
#define CFG_PROMPT		"boot > "	/* 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	0x00800000	/* memtest works on	*/
#define CFG_MEMTEST_END		0x01000000	/* 16 MB in DRAM	*/

#undef	CFG_CLKS_IN_HZ		/* everything, incl board info, in Hz */

#define CFG_LOAD_ADDR		0x00008000	/* default load address */

#define CFG_HZ			(1000)		/* 1ms resolution ticks */

/*-----------------------------------------------------------------------
 * 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	   /* we have 1 bank of DRAM */
#define PHYS_SDRAM_1		0x00000000 /* SDRAM Bank #1 */
#define PHYS_SDRAM_1_SIZE	0x02000000 /* 32 MB */

#define PHYS_FLASH_1		0x02000000 /* Flash Bank #1 */
#define PHYS_FLASH_SECT_SIZE    0x00020000 /* 128 KB sectors (x1) */
#define CFG_FLASH_BASE		PHYS_FLASH_1

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

/* timeout values are in ticks */
#define CFG_FLASH_ERASE_TOUT	(20*CFG_HZ) /* Timeout for Flash Erase */
#define CFG_FLASH_WRITE_TOUT	(20*CFG_HZ) /* Timeout for Flash Write */

#define CFG_ENV_SIZE		0x20000     /* Total Size of Environment */

#endif	/* __CONFIG_H */