config.h

AT91RM9200的BIOS源程序

#ifndef	__CONFIG_H
#define	__CONFIG_H

//#define	PROCESSOR_CLOCK		154828800
#define	PROCESSOR_CLOCK		176947200
//#define	PROCESSOR_CLOCK		199065600
//#define	PROCESSOR_CLOCK		221184000
//#define	PROCESSOR_CLOCK			243302400
#define	MASTER_CLOCK_DIVIDER	3

#define	AT91C_MASTER_CLOCK		(PROCESSOR_CLOCK/MASTER_CLOCK_DIVIDER)
/*
#if	(PROCESSOR_CLOCK == 243302400)
#define AT91C_MASTER_CLOCK	81100800 	// set master clock 81100800Hz
#elif	(PROCESSOR_CLOCK == 221184000)
#define AT91C_MASTER_CLOCK	73728000 	// set master clock 73.728MHz
#elif	(PROCESSOR_CLOCK == 199065600)
#define AT91C_MASTER_CLOCK	66355200 	// set master clock 66.3552Hz
#elif (PROCESSOR_CLOCK == 176947200)
#define AT91C_MASTER_CLOCK	58982400 	// set master clock 58.9824Hz
#elif (PROCESSOR_CLOCK == 154828800)
#define AT91C_MASTER_CLOCK	51609600 	// set master clock 51.6096Hz
#endif*/

#define	DRAM_BANKS	1
#define	DRAM_BASE	0x20000000
#define	DRAM_SIZE	0x2000000	//32M

typedef struct {
	unsigned long base;
	unsigned long size;
}DRAM_PARAMS;

#define UART_BAUD_RATE	115200

#define	NOR_FLASH_SUPPORT
#ifdef	NOR_FLASH_SUPPORT
//#define	SST39VF160_SUPPORT
//#define	INTEL_FLASH_SUPPORT
#endif

#define	TFTP_SUPPORT

#endif	/* __CONFIG_H */