anyka_bsp.h

启动代码

/** @file
 * @brief BSP(board support packet) file
 *
 * User must define the physical info of the board here. 
 * such as  FLASH/RAM/STACK etc
 * Copyright (C) 2006 Anyka (GuangZhou) Software Technology Co., Ltd.
 * @author 
 * @date 2006-01-16
 * @version 1.0
 */
 
#ifndef _ANYKA_BSP_H_
#define _ANYKA_BSP_H_

/** @defgroup M3PLATFORM Hardware driver layer
 */
/*@{*/
/*@}*/


/** @defgroup ANYKA_CPU  
 *	@ingroup M3PLATFORM
 */

/*@{*/


#include "anyka_cpu.h"

/** @{@name System SRAM/SDRAM Config 
 *	If system uses SDRAM, enable this define. 
 *	otherwise, disable it.
 */
#define SYSTEM_USE_SDRAM	// select SDRAM
/** @} */


/** @{@name System Memory Size
 *	Define the size of memory device of the system.
 *	 include SRAM/SDRAM/NORFLASH/NANDFLASH which used by system.
 */
#define SRAM_SIZE		0x800000	// 8Mbyte
#define SDRAM_SIZE		0x1000000	// 8Mbyte
#define NORFLASH_SIZE	0x400000	// 4Mbyte
#define NANDFLASH_SIZE	0x40000000	// 1Gbyte
/** @} */




/** @{@name RAM Define 
 *	Define the RAM size of the system
 */
#ifdef	SYSTEM_USE_SDRAM	// system use SDRAM to run program
	#define RAM_SIZE	SDRAM_SIZE
#else						// system use SRAM to run program
	#define RAM_SIZE	SRAM_SIZE
#endif	
/** @} */


/*
 *	0x307dc000 -- 0x307fffff  MMU, 16+128 KB
 *  0x307dc000 -- 0x307d0000  IRQ, 48 KB
 *  0x307d0000 --             User Stack
 */

/** @{@name System Stack Config 
 *	Define system stack of different CPU mode. 
 */
#define USER_MODE_STACK	(RAM_BASE_ADDR + RAM_SIZE - 0x10000)	// reverse (64Kbyte - 16byte) for irq mode
#define FIQ_MODE_STACK		(RAM_BASE_ADDR + RAM_SIZE - 0x10)
#define SVC_MODE_STACK		(RAM_BASE_ADDR + RAM_SIZE - 0x10000)	// same as user mode?
#define ABORT_MODE_STACK	(RAM_BASE_ADDR + RAM_SIZE - 0x10000)	// same as user mode?
#define IRQ_MODE_STACK		(RAM_BASE_ADDR + RAM_SIZE - 0x10)
#define UNDEF_MODE_STACK	(RAM_BASE_ADDR + RAM_SIZE - 0x10000)	// same as user mode?
/** @} */

/*@}*/


#endif	// __ANYKA_BSP_H__